From b078b564292ab87cdf4a58de3c2f86d4300a161c Mon Sep 17 00:00:00 2001 From: Andrei Emeltchenko Date: Thu, 27 Sep 2012 17:26:06 +0300 Subject: Bluetooth: Add HCI logical link cmds definitions Add a few definitions to hci.h Signed-off-by: Andrei Emeltchenko Signed-off-by: Gustavo Padovan diff --git a/include/net/bluetooth/hci.h b/include/net/bluetooth/hci.h index 76b2b6b..4be26abf6d 100644 --- a/include/net/bluetooth/hci.h +++ b/include/net/bluetooth/hci.h @@ -556,12 +556,46 @@ struct hci_cp_accept_phy_link { __u8 key[HCI_AMP_LINK_KEY_SIZE]; } __packed; -#define HCI_OP_DISCONN_PHY_LINK 0x0437 +#define HCI_OP_DISCONN_PHY_LINK 0x0437 struct hci_cp_disconn_phy_link { __u8 phy_handle; __u8 reason; } __packed; +struct ext_flow_spec { + __u8 id; + __u8 stype; + __le16 msdu; + __le32 sdu_itime; + __le32 acc_lat; + __le32 flush_to; +} __packed; + +#define HCI_OP_CREATE_LOGICAL_LINK 0x0438 +#define HCI_OP_ACCEPT_LOGICAL_LINK 0x0439 +struct hci_cp_create_accept_logical_link { + __u8 phy_handle; + struct ext_flow_spec tx_flow_spec; + struct ext_flow_spec rx_flow_spec; +} __packed; + +#define HCI_OP_DISCONN_LOGICAL_LINK 0x043a +struct hci_cp_disconn_logical_link { + __le16 log_handle; +} __packed; + +#define HCI_OP_LOGICAL_LINK_CANCEL 0x043b +struct hci_cp_logical_link_cancel { + __u8 phy_handle; + __u8 flow_spec_id; +} __packed; + +struct hci_rp_logical_link_cancel { + __u8 status; + __u8 phy_handle; + __u8 flow_spec_id; +} __packed; + #define HCI_OP_SNIFF_MODE 0x0803 struct hci_cp_sniff_mode { __le16 handle; -- cgit v0.10.2 From f97268fccdd4e76462195216fcab621b8d4a6cd1 Mon Sep 17 00:00:00 2001 From: Andrei Emeltchenko Date: Thu, 27 Sep 2012 17:26:07 +0300 Subject: Bluetooth: A2MP: Create amp_mgr global list Create amp_mgr_list global list which will be used by different hci devices to find amp_mgr. Signed-off-by: Andrei Emeltchenko Signed-off-by: Gustavo Padovan diff --git a/include/net/bluetooth/a2mp.h b/include/net/bluetooth/a2mp.h index 6a76e0a..316c1c8 100644 --- a/include/net/bluetooth/a2mp.h +++ b/include/net/bluetooth/a2mp.h @@ -19,12 +19,18 @@ #define A2MP_FEAT_EXT 0x8000 +enum amp_mgr_state { + READ_LOC_AMP_INFO, +}; + struct amp_mgr { + struct list_head list; struct l2cap_conn *l2cap_conn; struct l2cap_chan *a2mp_chan; struct kref kref; __u8 ident; __u8 handle; + enum amp_mgr_state state; unsigned long flags; }; @@ -118,9 +124,13 @@ struct a2mp_physlink_rsp { #define A2MP_STATUS_PHYS_LINK_EXISTS 0x05 #define A2MP_STATUS_SECURITY_VIOLATION 0x06 +extern struct list_head amp_mgr_list; +extern struct mutex amp_mgr_list_lock; + void amp_mgr_get(struct amp_mgr *mgr); int amp_mgr_put(struct amp_mgr *mgr); struct l2cap_chan *a2mp_channel_create(struct l2cap_conn *conn, struct sk_buff *skb); +struct amp_mgr *amp_mgr_lookup_by_state(u8 state); #endif /* __A2MP_H */ diff --git a/net/bluetooth/a2mp.c b/net/bluetooth/a2mp.c index 0760d1f..3f93060 100644 --- a/net/bluetooth/a2mp.c +++ b/net/bluetooth/a2mp.c @@ -17,6 +17,10 @@ #include #include +/* Global AMP Manager list */ +LIST_HEAD(amp_mgr_list); +DEFINE_MUTEX(amp_mgr_list_lock); + /* A2MP build & send command helper functions */ static struct a2mp_cmd *__a2mp_build(u8 code, u8 ident, u16 len, void *data) { @@ -516,6 +520,10 @@ static void amp_mgr_destroy(struct kref *kref) BT_DBG("mgr %p", mgr); + mutex_lock(&_mgr_list_lock); + list_del(&mgr->list); + mutex_unlock(&_mgr_list_lock); + kfree(mgr); } @@ -552,6 +560,10 @@ static struct amp_mgr *amp_mgr_create(struct l2cap_conn *conn) kref_init(&mgr->kref); + mutex_lock(&_mgr_list_lock); + list_add(&mgr->list, &_mgr_list); + mutex_unlock(&_mgr_list_lock); + return mgr; } @@ -570,3 +582,20 @@ struct l2cap_chan *a2mp_channel_create(struct l2cap_conn *conn, return mgr->a2mp_chan; } + +struct amp_mgr *amp_mgr_lookup_by_state(u8 state) +{ + struct amp_mgr *mgr; + + mutex_lock(&_mgr_list_lock); + list_for_each_entry(mgr, &_mgr_list, list) { + if (mgr->state == state) { + amp_mgr_get(mgr); + mutex_unlock(&_mgr_list_lock); + return mgr; + } + } + mutex_unlock(&_mgr_list_lock); + + return NULL; +} -- cgit v0.10.2 From 8e2a0d92c56ec6955526a8b60838c9b00f70540d Mon Sep 17 00:00:00 2001 From: Andrei Emeltchenko Date: Thu, 27 Sep 2012 17:26:08 +0300 Subject: Bluetooth: AMP: Use HCI cmd to Read AMP Info When receiving A2MP Get Info Request execute Read Local AMP Info HCI command to AMP controller with function to be executed upon receiving command complete event. Function will handle A2MP Get Info Response. Signed-off-by: Andrei Emeltchenko Signed-off-by: Gustavo Padovan diff --git a/include/net/bluetooth/a2mp.h b/include/net/bluetooth/a2mp.h index 316c1c8..af59468 100644 --- a/include/net/bluetooth/a2mp.h +++ b/include/net/bluetooth/a2mp.h @@ -132,5 +132,7 @@ int amp_mgr_put(struct amp_mgr *mgr); struct l2cap_chan *a2mp_channel_create(struct l2cap_conn *conn, struct sk_buff *skb); struct amp_mgr *amp_mgr_lookup_by_state(u8 state); +void a2mp_send(struct amp_mgr *mgr, u8 code, u8 ident, u16 len, void *data); +void a2mp_send_getinfo_rsp(struct hci_dev *hdev); #endif /* __A2MP_H */ diff --git a/net/bluetooth/a2mp.c b/net/bluetooth/a2mp.c index 3f93060..0e97b3b 100644 --- a/net/bluetooth/a2mp.c +++ b/net/bluetooth/a2mp.c @@ -41,8 +41,7 @@ static struct a2mp_cmd *__a2mp_build(u8 code, u8 ident, u16 len, void *data) return cmd; } -static void a2mp_send(struct amp_mgr *mgr, u8 code, u8 ident, u16 len, - void *data) +void a2mp_send(struct amp_mgr *mgr, u8 code, u8 ident, u16 len, void *data) { struct l2cap_chan *chan = mgr->a2mp_chan; struct a2mp_cmd *cmd; @@ -185,7 +184,6 @@ static int a2mp_getinfo_req(struct amp_mgr *mgr, struct sk_buff *skb, struct a2mp_cmd *hdr) { struct a2mp_info_req *req = (void *) skb->data; - struct a2mp_info_rsp rsp; struct hci_dev *hdev; if (le16_to_cpu(hdr->len) < sizeof(*req)) @@ -193,23 +191,23 @@ static int a2mp_getinfo_req(struct amp_mgr *mgr, struct sk_buff *skb, BT_DBG("id %d", req->id); - rsp.id = req->id; - rsp.status = A2MP_STATUS_INVALID_CTRL_ID; - hdev = hci_dev_get(req->id); - if (hdev && hdev->amp_type != HCI_BREDR) { - rsp.status = 0; - rsp.total_bw = cpu_to_le32(hdev->amp_total_bw); - rsp.max_bw = cpu_to_le32(hdev->amp_max_bw); - rsp.min_latency = cpu_to_le32(hdev->amp_min_latency); - rsp.pal_cap = cpu_to_le16(hdev->amp_pal_cap); - rsp.assoc_size = cpu_to_le16(hdev->amp_assoc_size); + if (!hdev) { + struct a2mp_info_rsp rsp; + + rsp.id = req->id; + rsp.status = A2MP_STATUS_INVALID_CTRL_ID; + + a2mp_send(mgr, A2MP_GETINFO_RSP, hdr->ident, sizeof(rsp), + &rsp); } - if (hdev) - hci_dev_put(hdev); + if (hdev->dev_type != HCI_BREDR) { + mgr->state = READ_LOC_AMP_INFO; + hci_send_cmd(hdev, HCI_OP_READ_LOCAL_AMP_INFO, 0, NULL); + } - a2mp_send(mgr, A2MP_GETINFO_RSP, hdr->ident, sizeof(rsp), &rsp); + hci_dev_put(hdev); skb_pull(skb, sizeof(*req)); return 0; @@ -599,3 +597,30 @@ struct amp_mgr *amp_mgr_lookup_by_state(u8 state) return NULL; } + +void a2mp_send_getinfo_rsp(struct hci_dev *hdev) +{ + struct amp_mgr *mgr; + struct a2mp_info_rsp rsp; + + mgr = amp_mgr_lookup_by_state(READ_LOC_AMP_INFO); + if (!mgr) + return; + + BT_DBG("%s mgr %p", hdev->name, mgr); + + rsp.id = hdev->id; + rsp.status = A2MP_STATUS_INVALID_CTRL_ID; + + if (hdev->amp_type != HCI_BREDR) { + rsp.status = 0; + rsp.total_bw = cpu_to_le32(hdev->amp_total_bw); + rsp.max_bw = cpu_to_le32(hdev->amp_max_bw); + rsp.min_latency = cpu_to_le32(hdev->amp_min_latency); + rsp.pal_cap = cpu_to_le16(hdev->amp_pal_cap); + rsp.assoc_size = cpu_to_le16(hdev->amp_assoc_size); + } + + a2mp_send(mgr, A2MP_GETINFO_RSP, mgr->ident, sizeof(rsp), &rsp); + amp_mgr_put(mgr); +} diff --git a/net/bluetooth/hci_event.c b/net/bluetooth/hci_event.c index 2022b43..eb45774 100644 --- a/net/bluetooth/hci_event.c +++ b/net/bluetooth/hci_event.c @@ -30,6 +30,7 @@ #include #include #include +#include /* Handle HCI Event packets */ @@ -846,7 +847,7 @@ static void hci_cc_read_local_amp_info(struct hci_dev *hdev, BT_DBG("%s status 0x%2.2x", hdev->name, rp->status); if (rp->status) - return; + goto a2mp_rsp; hdev->amp_status = rp->amp_status; hdev->amp_total_bw = __le32_to_cpu(rp->total_bw); @@ -860,6 +861,9 @@ static void hci_cc_read_local_amp_info(struct hci_dev *hdev, hdev->amp_max_flush_to = __le32_to_cpu(rp->max_flush_to); hci_req_complete(hdev, HCI_OP_READ_LOCAL_AMP_INFO, rp->status); + +a2mp_rsp: + a2mp_send_getinfo_rsp(hdev); } static void hci_cc_delete_stored_link_key(struct hci_dev *hdev, -- cgit v0.10.2 From 903e45411099ae8292f5ce637ad0c72f6fef61db Mon Sep 17 00:00:00 2001 From: Andrei Emeltchenko Date: Thu, 27 Sep 2012 17:26:09 +0300 Subject: Bluetooth: AMP: Use HCI cmd to Read Loc AMP Assoc When receiving A2MP Get AMP Assoc Request execute Read Local AMP Assoc HCI command to AMP controller. If the AMP Assoc data is larger than it can fit to HCI event only fragment is read. When all fragments are read send A2MP Get AMP Assoc Response. Signed-off-by: Andrei Emeltchenko Signed-off-by: Gustavo Padovan diff --git a/include/net/bluetooth/a2mp.h b/include/net/bluetooth/a2mp.h index af59468..d547671 100644 --- a/include/net/bluetooth/a2mp.h +++ b/include/net/bluetooth/a2mp.h @@ -21,6 +21,7 @@ enum amp_mgr_state { READ_LOC_AMP_INFO, + READ_LOC_AMP_ASSOC, }; struct amp_mgr { @@ -134,5 +135,6 @@ struct l2cap_chan *a2mp_channel_create(struct l2cap_conn *conn, struct amp_mgr *amp_mgr_lookup_by_state(u8 state); void a2mp_send(struct amp_mgr *mgr, u8 code, u8 ident, u16 len, void *data); void a2mp_send_getinfo_rsp(struct hci_dev *hdev); +void a2mp_send_getampassoc_rsp(struct hci_dev *hdev, u8 status); #endif /* __A2MP_H */ diff --git a/include/net/bluetooth/amp.h b/include/net/bluetooth/amp.h new file mode 100644 index 0000000..e861675 --- /dev/null +++ b/include/net/bluetooth/amp.h @@ -0,0 +1,21 @@ +/* + Copyright (c) 2011,2012 Intel Corp. + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License version 2 and + only version 2 as published by the Free Software Foundation. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. +*/ + +#ifndef __AMP_H +#define __AMP_H + +void amp_read_loc_info(struct hci_dev *hdev, struct amp_mgr *mgr); +void amp_read_loc_assoc_frag(struct hci_dev *hdev, u8 phy_handle); +void amp_read_loc_assoc(struct hci_dev *hdev, struct amp_mgr *mgr); + +#endif /* __AMP_H */ diff --git a/include/net/bluetooth/hci.h b/include/net/bluetooth/hci.h index 4be26abf6d..ccc08e5 100644 --- a/include/net/bluetooth/hci.h +++ b/include/net/bluetooth/hci.h @@ -33,6 +33,8 @@ #define HCI_LINK_KEY_SIZE 16 #define HCI_AMP_LINK_KEY_SIZE (2 * HCI_LINK_KEY_SIZE) +#define HCI_MAX_AMP_ASSOC_SIZE 672 + /* HCI dev events */ #define HCI_DEV_REG 1 #define HCI_DEV_UNREG 2 diff --git a/include/net/bluetooth/hci_core.h b/include/net/bluetooth/hci_core.h index e7d4546..b1c7d06 100644 --- a/include/net/bluetooth/hci_core.h +++ b/include/net/bluetooth/hci_core.h @@ -124,6 +124,12 @@ struct le_scan_params { #define HCI_MAX_SHORT_NAME_LENGTH 10 +struct amp_assoc { + __u16 len; + __u16 offset; + __u8 data[HCI_MAX_AMP_ASSOC_SIZE]; +}; + #define NUM_REASSEMBLY 4 struct hci_dev { struct list_head list; @@ -177,6 +183,8 @@ struct hci_dev { __u32 amp_max_flush_to; __u32 amp_be_flush_to; + struct amp_assoc loc_assoc; + __u8 flow_ctl_mode; unsigned int auto_accept_delay; diff --git a/net/bluetooth/Makefile b/net/bluetooth/Makefile index fa6d94a..dea6a28 100644 --- a/net/bluetooth/Makefile +++ b/net/bluetooth/Makefile @@ -10,4 +10,4 @@ obj-$(CONFIG_BT_HIDP) += hidp/ bluetooth-y := af_bluetooth.o hci_core.o hci_conn.o hci_event.o mgmt.o \ hci_sock.o hci_sysfs.o l2cap_core.o l2cap_sock.o smp.o sco.o lib.o \ - a2mp.o + a2mp.o amp.o diff --git a/net/bluetooth/a2mp.c b/net/bluetooth/a2mp.c index 0e97b3b..7140061 100644 --- a/net/bluetooth/a2mp.c +++ b/net/bluetooth/a2mp.c @@ -16,6 +16,7 @@ #include #include #include +#include /* Global AMP Manager list */ LIST_HEAD(amp_mgr_list); @@ -218,26 +219,37 @@ static int a2mp_getampassoc_req(struct amp_mgr *mgr, struct sk_buff *skb, { struct a2mp_amp_assoc_req *req = (void *) skb->data; struct hci_dev *hdev; + struct amp_mgr *tmp; if (le16_to_cpu(hdr->len) < sizeof(*req)) return -EINVAL; BT_DBG("id %d", req->id); + /* Make sure that other request is not processed */ + tmp = amp_mgr_lookup_by_state(READ_LOC_AMP_ASSOC); + hdev = hci_dev_get(req->id); - if (!hdev || hdev->amp_type == HCI_BREDR) { + if (!hdev || hdev->amp_type == HCI_BREDR || tmp) { struct a2mp_amp_assoc_rsp rsp; rsp.id = req->id; - rsp.status = A2MP_STATUS_INVALID_CTRL_ID; + + if (tmp) { + rsp.status = A2MP_STATUS_COLLISION_OCCURED; + amp_mgr_put(tmp); + } else { + rsp.status = A2MP_STATUS_INVALID_CTRL_ID; + } a2mp_send(mgr, A2MP_GETAMPASSOC_RSP, hdr->ident, sizeof(rsp), &rsp); - goto clean; + + goto done; } - /* Placeholder for HCI Read AMP Assoc */ + amp_read_loc_assoc(hdev, mgr); -clean: +done: if (hdev) hci_dev_put(hdev); @@ -624,3 +636,37 @@ void a2mp_send_getinfo_rsp(struct hci_dev *hdev) a2mp_send(mgr, A2MP_GETINFO_RSP, mgr->ident, sizeof(rsp), &rsp); amp_mgr_put(mgr); } + +void a2mp_send_getampassoc_rsp(struct hci_dev *hdev, u8 status) +{ + struct amp_mgr *mgr; + struct amp_assoc *loc_assoc = &hdev->loc_assoc; + struct a2mp_amp_assoc_rsp *rsp; + size_t len; + + mgr = amp_mgr_lookup_by_state(READ_LOC_AMP_ASSOC); + if (!mgr) + return; + + BT_DBG("%s mgr %p", hdev->name, mgr); + + len = sizeof(struct a2mp_amp_assoc_rsp) + loc_assoc->len; + rsp = kzalloc(len, GFP_KERNEL); + if (!rsp) { + amp_mgr_put(mgr); + return; + } + + rsp->id = hdev->id; + + if (status) { + rsp->status = A2MP_STATUS_INVALID_CTRL_ID; + } else { + rsp->status = A2MP_STATUS_SUCCESS; + memcpy(rsp->amp_assoc, loc_assoc->data, loc_assoc->len); + } + + a2mp_send(mgr, A2MP_GETAMPASSOC_RSP, mgr->ident, len, rsp); + amp_mgr_put(mgr); + kfree(rsp); +} diff --git a/net/bluetooth/amp.c b/net/bluetooth/amp.c new file mode 100644 index 0000000..2d4e79e --- /dev/null +++ b/net/bluetooth/amp.c @@ -0,0 +1,45 @@ +/* + Copyright (c) 2011,2012 Intel Corp. + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License version 2 and + only version 2 as published by the Free Software Foundation. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. +*/ + +#include +#include +#include +#include +#include + +void amp_read_loc_assoc_frag(struct hci_dev *hdev, u8 phy_handle) +{ + struct hci_cp_read_local_amp_assoc cp; + struct amp_assoc *loc_assoc = &hdev->loc_assoc; + + BT_DBG("%s handle %d", hdev->name, phy_handle); + + cp.phy_handle = phy_handle; + cp.max_len = cpu_to_le16(hdev->amp_assoc_size); + cp.len_so_far = cpu_to_le16(loc_assoc->offset); + + hci_send_cmd(hdev, HCI_OP_READ_LOCAL_AMP_ASSOC, sizeof(cp), &cp); +} + +void amp_read_loc_assoc(struct hci_dev *hdev, struct amp_mgr *mgr) +{ + struct hci_cp_read_local_amp_assoc cp; + + memset(&hdev->loc_assoc, 0, sizeof(struct amp_assoc)); + memset(&cp, 0, sizeof(cp)); + + cp.max_len = cpu_to_le16(hdev->amp_assoc_size); + + mgr->state = READ_LOC_AMP_ASSOC; + hci_send_cmd(hdev, HCI_OP_READ_LOCAL_AMP_ASSOC, sizeof(cp), &cp); +} diff --git a/net/bluetooth/hci_event.c b/net/bluetooth/hci_event.c index eb45774..a4240f7 100644 --- a/net/bluetooth/hci_event.c +++ b/net/bluetooth/hci_event.c @@ -31,6 +31,7 @@ #include #include #include +#include /* Handle HCI Event packets */ @@ -866,6 +867,42 @@ a2mp_rsp: a2mp_send_getinfo_rsp(hdev); } +static void hci_cc_read_local_amp_assoc(struct hci_dev *hdev, + struct sk_buff *skb) +{ + struct hci_rp_read_local_amp_assoc *rp = (void *) skb->data; + struct amp_assoc *assoc = &hdev->loc_assoc; + size_t rem_len, frag_len; + + BT_DBG("%s status 0x%2.2x", hdev->name, rp->status); + + if (rp->status) + goto a2mp_rsp; + + frag_len = skb->len - sizeof(*rp); + rem_len = __le16_to_cpu(rp->rem_len); + + if (rem_len > frag_len) { + BT_DBG("frag_len %d rem_len %d", frag_len, rem_len); + + memcpy(assoc->data + assoc->offset, rp->frag, frag_len); + assoc->offset += frag_len; + + /* Read other fragments */ + amp_read_loc_assoc_frag(hdev, rp->phy_handle); + + return; + } + + memcpy(assoc->data + assoc->offset, rp->frag, rem_len); + assoc->len = assoc->offset + rem_len; + assoc->offset = 0; + +a2mp_rsp: + /* Send A2MP Rsp when all fragments are received */ + a2mp_send_getampassoc_rsp(hdev, rp->status); +} + static void hci_cc_delete_stored_link_key(struct hci_dev *hdev, struct sk_buff *skb) { @@ -2318,6 +2355,10 @@ static void hci_cmd_complete_evt(struct hci_dev *hdev, struct sk_buff *skb) hci_cc_read_local_amp_info(hdev, skb); break; + case HCI_OP_READ_LOCAL_AMP_ASSOC: + hci_cc_read_local_amp_assoc(hdev, skb); + break; + case HCI_OP_DELETE_STORED_LINK_KEY: hci_cc_delete_stored_link_key(hdev, skb); break; -- cgit v0.10.2 From aa09537d80bf7e6282103618eb496f03e76f2953 Mon Sep 17 00:00:00 2001 From: Andrei Emeltchenko Date: Thu, 27 Sep 2012 17:26:10 +0300 Subject: Bluetooth: A2MP: Process Discover Response When receiving A2MP Discover Response send A2MP Get Info Request for each AMP controller in the discovery list. Signed-off-by: Andrei Emeltchenko Signed-off-by: Gustavo Padovan diff --git a/net/bluetooth/a2mp.c b/net/bluetooth/a2mp.c index 7140061..f04c441 100644 --- a/net/bluetooth/a2mp.c +++ b/net/bluetooth/a2mp.c @@ -67,6 +67,14 @@ void a2mp_send(struct amp_mgr *mgr, u8 code, u8 ident, u16 len, void *data) kfree(cmd); } +static u8 __next_ident(struct amp_mgr *mgr) +{ + if (++mgr->ident == 0) + mgr->ident = 1; + + return mgr->ident; +} + static inline void __a2mp_cl_bredr(struct a2mp_cl *cl) { cl->id = 0; @@ -165,6 +173,55 @@ static int a2mp_discover_req(struct amp_mgr *mgr, struct sk_buff *skb, return 0; } +static int a2mp_discover_rsp(struct amp_mgr *mgr, struct sk_buff *skb, + struct a2mp_cmd *hdr) +{ + struct a2mp_discov_rsp *rsp = (void *) skb->data; + u16 len = le16_to_cpu(hdr->len); + struct a2mp_cl *cl; + u16 ext_feat; + + if (len < sizeof(*rsp)) + return -EINVAL; + + len -= sizeof(*rsp); + skb_pull(skb, sizeof(*rsp)); + + ext_feat = le16_to_cpu(rsp->ext_feat); + + BT_DBG("mtu %d efm 0x%4.4x", le16_to_cpu(rsp->mtu), ext_feat); + + /* check that packet is not broken for now */ + while (ext_feat & A2MP_FEAT_EXT) { + if (len < sizeof(ext_feat)) + return -EINVAL; + + ext_feat = get_unaligned_le16(skb->data); + BT_DBG("efm 0x%4.4x", ext_feat); + len -= sizeof(ext_feat); + skb_pull(skb, sizeof(ext_feat)); + } + + cl = (void *) skb->data; + while (len >= sizeof(*cl)) { + BT_DBG("Remote AMP id %d type %d status %d", cl->id, cl->type, + cl->status); + + if (cl->id != HCI_BREDR_ID && cl->type == HCI_AMP) { + struct a2mp_info_req req; + + req.id = cl->id; + a2mp_send(mgr, A2MP_GETINFO_REQ, __next_ident(mgr), + sizeof(req), &req); + } + + len -= sizeof(*cl); + cl = (void *) skb_pull(skb, sizeof(*cl)); + } + + return 0; +} + static int a2mp_change_notify(struct amp_mgr *mgr, struct sk_buff *skb, struct a2mp_cmd *hdr) { @@ -391,8 +448,11 @@ static int a2mp_chan_recv_cb(struct l2cap_chan *chan, struct sk_buff *skb) err = a2mp_discphyslink_req(mgr, skb, hdr); break; - case A2MP_CHANGE_RSP: case A2MP_DISCOVER_RSP: + err = a2mp_discover_rsp(mgr, skb, hdr); + break; + + case A2MP_CHANGE_RSP: case A2MP_GETINFO_RSP: case A2MP_GETAMPASSOC_RSP: case A2MP_CREATEPHYSLINK_RSP: -- cgit v0.10.2 From 3161ae1c72f03b021bc67504c13025626c26d30c Mon Sep 17 00:00:00 2001 From: Andrei Emeltchenko Date: Thu, 27 Sep 2012 17:26:11 +0300 Subject: Bluetooth: AMP: Physical link struct and helpers Define physical link structures. Physical links are represented by hci_conn structure. For BR/EDR we use type ACL_LINK and for AMP we use AMP_LINK. Signed-off-by: Andrei Emeltchenko Signed-off-by: Gustavo Padovan diff --git a/include/net/bluetooth/amp.h b/include/net/bluetooth/amp.h index e861675..3414dfd 100644 --- a/include/net/bluetooth/amp.h +++ b/include/net/bluetooth/amp.h @@ -14,6 +14,9 @@ #ifndef __AMP_H #define __AMP_H +struct hci_conn *phylink_add(struct hci_dev *hdev, struct amp_mgr *mgr, + u8 remote_id); + void amp_read_loc_info(struct hci_dev *hdev, struct amp_mgr *mgr); void amp_read_loc_assoc_frag(struct hci_dev *hdev, u8 phy_handle); void amp_read_loc_assoc(struct hci_dev *hdev, struct amp_mgr *mgr); diff --git a/include/net/bluetooth/hci.h b/include/net/bluetooth/hci.h index ccc08e5..77b6a19 100644 --- a/include/net/bluetooth/hci.h +++ b/include/net/bluetooth/hci.h @@ -207,6 +207,7 @@ enum { #define ESCO_LINK 0x02 /* Low Energy links do not have defined link type. Use invented one */ #define LE_LINK 0x80 +#define AMP_LINK 0x81 /* LMP features */ #define LMP_3SLOT 0x01 diff --git a/include/net/bluetooth/hci_core.h b/include/net/bluetooth/hci_core.h index b1c7d06..464eae3 100644 --- a/include/net/bluetooth/hci_core.h +++ b/include/net/bluetooth/hci_core.h @@ -318,6 +318,7 @@ struct hci_conn { __u8 remote_cap; __u8 remote_auth; + __u8 remote_id; bool flush_key; unsigned int sent; diff --git a/net/bluetooth/amp.c b/net/bluetooth/amp.c index 2d4e79e..50a7b2f 100644 --- a/net/bluetooth/amp.c +++ b/net/bluetooth/amp.c @@ -17,6 +17,35 @@ #include #include +/* Physical Link interface */ +static u8 __next_handle(struct amp_mgr *mgr) +{ + if (++mgr->handle == 0) + mgr->handle = 1; + + return mgr->handle; +} + +struct hci_conn *phylink_add(struct hci_dev *hdev, struct amp_mgr *mgr, + u8 remote_id) +{ + bdaddr_t *dst = mgr->l2cap_conn->dst; + struct hci_conn *hcon; + + hcon = hci_conn_add(hdev, AMP_LINK, dst); + if (!hcon) + return NULL; + + hcon->state = BT_CONNECT; + hcon->out = true; + hcon->attempt++; + hcon->handle = __next_handle(mgr); + hcon->remote_id = remote_id; + hcon->amp_mgr = mgr; + + return hcon; +} + void amp_read_loc_assoc_frag(struct hci_dev *hdev, u8 phy_handle) { struct hci_cp_read_local_amp_assoc cp; -- cgit v0.10.2 From 52c0d6e56b634b195e377192182391d526cdd5e4 Mon Sep 17 00:00:00 2001 From: Andrei Emeltchenko Date: Thu, 27 Sep 2012 17:26:12 +0300 Subject: Bluetooth: AMP: Remote AMP ctrl definitions Create remote AMP controllers structure. It is used to keep information about discovered remote AMP controllers by A2MP protocol. Signed-off-by: Andrei Emeltchenko Signed-off-by: Gustavo Padovan diff --git a/include/net/bluetooth/a2mp.h b/include/net/bluetooth/a2mp.h index d547671..99c7389 100644 --- a/include/net/bluetooth/a2mp.h +++ b/include/net/bluetooth/a2mp.h @@ -33,6 +33,9 @@ struct amp_mgr { __u8 handle; enum amp_mgr_state state; unsigned long flags; + + struct list_head amp_ctrls; + struct mutex amp_ctrls_lock; }; struct a2mp_cmd { diff --git a/include/net/bluetooth/amp.h b/include/net/bluetooth/amp.h index 3414dfd..f57854f 100644 --- a/include/net/bluetooth/amp.h +++ b/include/net/bluetooth/amp.h @@ -14,6 +14,21 @@ #ifndef __AMP_H #define __AMP_H +struct amp_ctrl { + struct list_head list; + struct kref kref; + __u8 id; + __u16 assoc_len_so_far; + __u16 assoc_rem_len; + __u16 assoc_len; + __u8 *assoc; +}; + +int amp_ctrl_put(struct amp_ctrl *ctrl); +struct amp_ctrl *amp_ctrl_add(struct amp_mgr *mgr); +struct amp_ctrl *amp_ctrl_lookup(struct amp_mgr *mgr, u8 id); +void amp_ctrl_list_flush(struct amp_mgr *mgr); + struct hci_conn *phylink_add(struct hci_dev *hdev, struct amp_mgr *mgr, u8 remote_id); diff --git a/net/bluetooth/a2mp.c b/net/bluetooth/a2mp.c index f04c441..35e188c 100644 --- a/net/bluetooth/a2mp.c +++ b/net/bluetooth/a2mp.c @@ -594,6 +594,7 @@ static void amp_mgr_destroy(struct kref *kref) list_del(&mgr->list); mutex_unlock(&_mgr_list_lock); + amp_ctrl_list_flush(mgr); kfree(mgr); } @@ -630,6 +631,10 @@ static struct amp_mgr *amp_mgr_create(struct l2cap_conn *conn) kref_init(&mgr->kref); + /* Remote AMP ctrl list initialization */ + INIT_LIST_HEAD(&mgr->amp_ctrls); + mutex_init(&mgr->amp_ctrls_lock); + mutex_lock(&_mgr_list_lock); list_add(&mgr->list, &_mgr_list); mutex_unlock(&_mgr_list_lock); diff --git a/net/bluetooth/amp.c b/net/bluetooth/amp.c index 50a7b2f..8ef912c 100644 --- a/net/bluetooth/amp.c +++ b/net/bluetooth/amp.c @@ -17,6 +17,85 @@ #include #include +/* Remote AMP Controllers interface */ +static void amp_ctrl_get(struct amp_ctrl *ctrl) +{ + BT_DBG("ctrl %p orig refcnt %d", ctrl, + atomic_read(&ctrl->kref.refcount)); + + kref_get(&ctrl->kref); +} + +static void amp_ctrl_destroy(struct kref *kref) +{ + struct amp_ctrl *ctrl = container_of(kref, struct amp_ctrl, kref); + + BT_DBG("ctrl %p", ctrl); + + kfree(ctrl->assoc); + kfree(ctrl); +} + +int amp_ctrl_put(struct amp_ctrl *ctrl) +{ + BT_DBG("ctrl %p orig refcnt %d", ctrl, + atomic_read(&ctrl->kref.refcount)); + + return kref_put(&ctrl->kref, &_ctrl_destroy); +} + +struct amp_ctrl *amp_ctrl_add(struct amp_mgr *mgr) +{ + struct amp_ctrl *ctrl; + + ctrl = kzalloc(sizeof(*ctrl), GFP_KERNEL); + if (!ctrl) + return NULL; + + mutex_lock(&mgr->amp_ctrls_lock); + list_add(&ctrl->list, &mgr->amp_ctrls); + mutex_unlock(&mgr->amp_ctrls_lock); + + kref_init(&ctrl->kref); + + BT_DBG("mgr %p ctrl %p", mgr, ctrl); + + return ctrl; +} + +void amp_ctrl_list_flush(struct amp_mgr *mgr) +{ + struct amp_ctrl *ctrl, *n; + + BT_DBG("mgr %p", mgr); + + mutex_lock(&mgr->amp_ctrls_lock); + list_for_each_entry_safe(ctrl, n, &mgr->amp_ctrls, list) { + list_del(&ctrl->list); + amp_ctrl_put(ctrl); + } + mutex_unlock(&mgr->amp_ctrls_lock); +} + +struct amp_ctrl *amp_ctrl_lookup(struct amp_mgr *mgr, u8 id) +{ + struct amp_ctrl *ctrl; + + BT_DBG("mgr %p id %d", mgr, id); + + mutex_lock(&mgr->amp_ctrls_lock); + list_for_each_entry(ctrl, &mgr->amp_ctrls, list) { + if (ctrl->id == id) { + amp_ctrl_get(ctrl); + mutex_unlock(&mgr->amp_ctrls_lock); + return ctrl; + } + } + mutex_unlock(&mgr->amp_ctrls_lock); + + return NULL; +} + /* Physical Link interface */ static u8 __next_handle(struct amp_mgr *mgr) { -- cgit v0.10.2 From cb8488c0b60a947c0ef4a1a94573a7fefd3f20b4 Mon Sep 17 00:00:00 2001 From: Andrei Emeltchenko Date: Thu, 27 Sep 2012 17:26:13 +0300 Subject: Bluetooth: AMP: Handle create / disc phylink req Use hci_conn structure to keep track about AMP physical connections. Signed-off-by: Andrei Emeltchenko Signed-off-by: Gustavo Padovan diff --git a/net/bluetooth/a2mp.c b/net/bluetooth/a2mp.c index 35e188c..0125417 100644 --- a/net/bluetooth/a2mp.c +++ b/net/bluetooth/a2mp.c @@ -321,6 +321,7 @@ static int a2mp_createphyslink_req(struct amp_mgr *mgr, struct sk_buff *skb, struct a2mp_physlink_rsp rsp; struct hci_dev *hdev; + struct hci_conn *hcon; if (le16_to_cpu(hdr->len) < sizeof(*req)) return -EINVAL; @@ -338,7 +339,14 @@ static int a2mp_createphyslink_req(struct amp_mgr *mgr, struct sk_buff *skb, /* TODO process physlink create */ - rsp.status = A2MP_STATUS_SUCCESS; + hcon = phylink_add(hdev, mgr, req->local_id); + if (hcon) { + BT_DBG("hcon %p", hcon); + + rsp.status = A2MP_STATUS_SUCCESS; + } else { + rsp.status = A2MP_STATUS_UNABLE_START_LINK_CREATION; + } send_rsp: if (hdev) @@ -357,6 +365,7 @@ static int a2mp_discphyslink_req(struct amp_mgr *mgr, struct sk_buff *skb, struct a2mp_physlink_req *req = (void *) skb->data; struct a2mp_physlink_rsp rsp; struct hci_dev *hdev; + struct hci_conn *hcon; if (le16_to_cpu(hdr->len) < sizeof(*req)) return -EINVAL; @@ -367,14 +376,22 @@ static int a2mp_discphyslink_req(struct amp_mgr *mgr, struct sk_buff *skb, rsp.remote_id = req->local_id; rsp.status = A2MP_STATUS_SUCCESS; - hdev = hci_dev_get(req->local_id); + hdev = hci_dev_get(req->remote_id); if (!hdev) { rsp.status = A2MP_STATUS_INVALID_CTRL_ID; goto send_rsp; } + hcon = hci_conn_hash_lookup_ba(hdev, AMP_LINK, mgr->l2cap_conn->dst); + if (!hcon) { + BT_ERR("No phys link exist"); + rsp.status = A2MP_STATUS_NO_PHYSICAL_LINK_EXISTS; + goto clean; + } + /* TODO Disconnect Phys Link here */ +clean: hci_dev_put(hdev); send_rsp: -- cgit v0.10.2 From 0d868de9d8760c76f6d4c6c777935c05ef272caa Mon Sep 17 00:00:00 2001 From: Andrei Emeltchenko Date: Thu, 27 Sep 2012 17:26:14 +0300 Subject: Bluetooth: A2MP: Process A2MP Getinfo Rsp Process A2MP Getinfo Response, send Get AMP Assoc Req. Signed-off-by: Andrei Emeltchenko Signed-off-by: Gustavo Padovan diff --git a/net/bluetooth/a2mp.c b/net/bluetooth/a2mp.c index 0125417..594df96 100644 --- a/net/bluetooth/a2mp.c +++ b/net/bluetooth/a2mp.c @@ -271,6 +271,35 @@ static int a2mp_getinfo_req(struct amp_mgr *mgr, struct sk_buff *skb, return 0; } +static int a2mp_getinfo_rsp(struct amp_mgr *mgr, struct sk_buff *skb, + struct a2mp_cmd *hdr) +{ + struct a2mp_info_rsp *rsp = (struct a2mp_info_rsp *) skb->data; + struct a2mp_amp_assoc_req req; + struct amp_ctrl *ctrl; + + if (le16_to_cpu(hdr->len) < sizeof(*rsp)) + return -EINVAL; + + BT_DBG("id %d status 0x%2.2x", rsp->id, rsp->status); + + if (rsp->status) + return -EINVAL; + + ctrl = amp_ctrl_add(mgr); + if (!ctrl) + return -ENOMEM; + + ctrl->id = rsp->id; + + req.id = rsp->id; + a2mp_send(mgr, A2MP_GETAMPASSOC_REQ, __next_ident(mgr), sizeof(req), + &req); + + skb_pull(skb, sizeof(*rsp)); + return 0; +} + static int a2mp_getampassoc_req(struct amp_mgr *mgr, struct sk_buff *skb, struct a2mp_cmd *hdr) { @@ -469,8 +498,11 @@ static int a2mp_chan_recv_cb(struct l2cap_chan *chan, struct sk_buff *skb) err = a2mp_discover_rsp(mgr, skb, hdr); break; - case A2MP_CHANGE_RSP: case A2MP_GETINFO_RSP: + err = a2mp_getinfo_rsp(mgr, skb, hdr); + break; + + case A2MP_CHANGE_RSP: case A2MP_GETAMPASSOC_RSP: case A2MP_CREATEPHYSLINK_RSP: case A2MP_DISCONNPHYSLINK_RSP: -- cgit v0.10.2 From 9a5e94dbb4aa306742a47cbbcb0a44d4fc77a9e4 Mon Sep 17 00:00:00 2001 From: Andrei Emeltchenko Date: Thu, 27 Sep 2012 17:26:15 +0300 Subject: Bluetooth: A2MP: Process A2MP Get AMP Assoc Rsp When receiving A2MP Get AMP Assoc Response save assoc data to remote AMP controller list and prepare for creating physical link. Signed-off-by: Andrei Emeltchenko Signed-off-by: Gustavo Padovan diff --git a/net/bluetooth/a2mp.c b/net/bluetooth/a2mp.c index 594df96..d0fde05 100644 --- a/net/bluetooth/a2mp.c +++ b/net/bluetooth/a2mp.c @@ -343,6 +343,61 @@ done: return 0; } +static int a2mp_getampassoc_rsp(struct amp_mgr *mgr, struct sk_buff *skb, + struct a2mp_cmd *hdr) +{ + struct a2mp_amp_assoc_rsp *rsp = (void *) skb->data; + u16 len = le16_to_cpu(hdr->len); + struct hci_dev *hdev; + struct amp_ctrl *ctrl; + struct hci_conn *hcon; + + if (len < sizeof(*rsp)) + return -EINVAL; + + BT_DBG("id %d status 0x%2.2x assoc len %u", rsp->id, rsp->status, + len - sizeof(*rsp)); + + if (rsp->status) + return -EINVAL; + + /* Save remote ASSOC data */ + ctrl = amp_ctrl_lookup(mgr, rsp->id); + if (ctrl) { + u8 *assoc, assoc_len = len - sizeof(*rsp); + + assoc = kzalloc(assoc_len, GFP_KERNEL); + if (!assoc) { + amp_ctrl_put(ctrl); + return -ENOMEM; + } + + memcpy(assoc, rsp->amp_assoc, assoc_len); + ctrl->assoc = assoc; + ctrl->assoc_len = assoc_len; + ctrl->assoc_rem_len = assoc_len; + ctrl->assoc_len_so_far = 0; + + amp_ctrl_put(ctrl); + } + + /* Create Phys Link */ + hdev = hci_dev_get(rsp->id); + if (!hdev) + return -EINVAL; + + hcon = phylink_add(hdev, mgr, rsp->id); + if (!hcon) + goto done; + + BT_DBG("Created hcon %p: loc:%d -> rem:%d", hcon, hdev->id, rsp->id); + +done: + hci_dev_put(hdev); + skb_pull(skb, len); + return 0; +} + static int a2mp_createphyslink_req(struct amp_mgr *mgr, struct sk_buff *skb, struct a2mp_cmd *hdr) { @@ -502,8 +557,11 @@ static int a2mp_chan_recv_cb(struct l2cap_chan *chan, struct sk_buff *skb) err = a2mp_getinfo_rsp(mgr, skb, hdr); break; - case A2MP_CHANGE_RSP: case A2MP_GETAMPASSOC_RSP: + err = a2mp_getampassoc_rsp(mgr, skb, hdr); + break; + + case A2MP_CHANGE_RSP: case A2MP_CREATEPHYSLINK_RSP: case A2MP_DISCONNPHYSLINK_RSP: err = a2mp_cmd_rsp(mgr, skb, hdr); -- cgit v0.10.2 From 93c3e8f5c9a0e4dc6b6c93108dcf3ec54ab1191a Mon Sep 17 00:00:00 2001 From: Andrei Emeltchenko Date: Thu, 27 Sep 2012 17:26:16 +0300 Subject: Bluetooth: Choose connection based on capabilities Choose which L2CAP connection to establish by checking support for HS and remote side supported features. Signed-off-by: Andrei Emeltchenko Signed-off-by: Gustavo Padovan diff --git a/include/net/bluetooth/a2mp.h b/include/net/bluetooth/a2mp.h index 99c7389..9fda7c9 100644 --- a/include/net/bluetooth/a2mp.h +++ b/include/net/bluetooth/a2mp.h @@ -28,6 +28,7 @@ struct amp_mgr { struct list_head list; struct l2cap_conn *l2cap_conn; struct l2cap_chan *a2mp_chan; + struct l2cap_chan *bredr_chan; struct kref kref; __u8 ident; __u8 handle; @@ -137,6 +138,7 @@ struct l2cap_chan *a2mp_channel_create(struct l2cap_conn *conn, struct sk_buff *skb); struct amp_mgr *amp_mgr_lookup_by_state(u8 state); void a2mp_send(struct amp_mgr *mgr, u8 code, u8 ident, u16 len, void *data); +void a2mp_discover_amp(struct l2cap_chan *chan); void a2mp_send_getinfo_rsp(struct hci_dev *hdev); void a2mp_send_getampassoc_rsp(struct hci_dev *hdev, u8 status); diff --git a/include/net/bluetooth/l2cap.h b/include/net/bluetooth/l2cap.h index 7ed8e35..aba830f 100644 --- a/include/net/bluetooth/l2cap.h +++ b/include/net/bluetooth/l2cap.h @@ -767,6 +767,7 @@ int l2cap_chan_check_security(struct l2cap_chan *chan); void l2cap_chan_set_defaults(struct l2cap_chan *chan); int l2cap_ertm_init(struct l2cap_chan *chan); void l2cap_chan_add(struct l2cap_conn *conn, struct l2cap_chan *chan); +void __l2cap_chan_add(struct l2cap_conn *conn, struct l2cap_chan *chan); void l2cap_chan_del(struct l2cap_chan *chan, int err); #endif /* __L2CAP_H */ diff --git a/net/bluetooth/a2mp.c b/net/bluetooth/a2mp.c index d0fde05..93adaad 100644 --- a/net/bluetooth/a2mp.c +++ b/net/bluetooth/a2mp.c @@ -638,7 +638,7 @@ static struct l2cap_ops a2mp_chan_ops = { .ready = l2cap_chan_no_ready, }; -static struct l2cap_chan *a2mp_chan_open(struct l2cap_conn *conn) +static struct l2cap_chan *a2mp_chan_open(struct l2cap_conn *conn, bool locked) { struct l2cap_chan *chan; int err; @@ -673,7 +673,10 @@ static struct l2cap_chan *a2mp_chan_open(struct l2cap_conn *conn) chan->conf_state = 0; - l2cap_chan_add(conn, chan); + if (locked) + __l2cap_chan_add(conn, chan); + else + l2cap_chan_add(conn, chan); chan->remote_mps = chan->omtu; chan->mps = chan->omtu; @@ -712,7 +715,7 @@ int amp_mgr_put(struct amp_mgr *mgr) return kref_put(&mgr->kref, &_mgr_destroy); } -static struct amp_mgr *amp_mgr_create(struct l2cap_conn *conn) +static struct amp_mgr *amp_mgr_create(struct l2cap_conn *conn, bool locked) { struct amp_mgr *mgr; struct l2cap_chan *chan; @@ -725,7 +728,7 @@ static struct amp_mgr *amp_mgr_create(struct l2cap_conn *conn) mgr->l2cap_conn = conn; - chan = a2mp_chan_open(conn); + chan = a2mp_chan_open(conn, locked); if (!chan) { kfree(mgr); return NULL; @@ -754,7 +757,7 @@ struct l2cap_chan *a2mp_channel_create(struct l2cap_conn *conn, { struct amp_mgr *mgr; - mgr = amp_mgr_create(conn); + mgr = amp_mgr_create(conn, false); if (!mgr) { BT_ERR("Could not create AMP manager"); return NULL; @@ -842,3 +845,24 @@ void a2mp_send_getampassoc_rsp(struct hci_dev *hdev, u8 status) amp_mgr_put(mgr); kfree(rsp); } + +void a2mp_discover_amp(struct l2cap_chan *chan) +{ + struct l2cap_conn *conn = chan->conn; + struct amp_mgr *mgr = conn->hcon->amp_mgr; + struct a2mp_discov_req req; + + BT_DBG("chan %p conn %p mgr %p", chan, conn, mgr); + + if (!mgr) { + mgr = amp_mgr_create(conn, true); + if (!mgr) + return; + } + + mgr->bredr_chan = chan; + + req.mtu = cpu_to_le16(L2CAP_A2MP_DEFAULT_MTU); + req.ext_feat = 0; + a2mp_send(mgr, A2MP_DISCOVER_REQ, 1, sizeof(req), &req); +} diff --git a/net/bluetooth/l2cap_core.c b/net/bluetooth/l2cap_core.c index 7a59e92..781a085 100644 --- a/net/bluetooth/l2cap_core.c +++ b/net/bluetooth/l2cap_core.c @@ -455,7 +455,7 @@ void l2cap_chan_set_defaults(struct l2cap_chan *chan) set_bit(FLAG_FORCE_ACTIVE, &chan->flags); } -static void __l2cap_chan_add(struct l2cap_conn *conn, struct l2cap_chan *chan) +void __l2cap_chan_add(struct l2cap_conn *conn, struct l2cap_chan *chan) { BT_DBG("conn %p, psm 0x%2.2x, dcid 0x%4.4x", conn, __le16_to_cpu(chan->psm), chan->dcid); @@ -946,6 +946,18 @@ static inline int __l2cap_no_conn_pending(struct l2cap_chan *chan) return !test_bit(CONF_CONNECT_PEND, &chan->conf_state); } +static bool __amp_capable(struct l2cap_chan *chan) +{ + struct l2cap_conn *conn = chan->conn; + + if (enable_hs && + chan->chan_policy == BT_CHANNEL_POLICY_AMP_PREFERRED && + conn->fixed_chan_mask & L2CAP_FC_A2MP) + return true; + else + return false; +} + static void l2cap_send_conn_req(struct l2cap_chan *chan) { struct l2cap_conn *conn = chan->conn; @@ -972,6 +984,16 @@ static void l2cap_chan_ready(struct l2cap_chan *chan) chan->ops->ready(chan); } +static void l2cap_start_connection(struct l2cap_chan *chan) +{ + if (__amp_capable(chan)) { + BT_DBG("chan %p AMP capable: discover AMPs", chan); + a2mp_discover_amp(chan); + } else { + l2cap_send_conn_req(chan); + } +} + static void l2cap_do_start(struct l2cap_chan *chan) { struct l2cap_conn *conn = chan->conn; @@ -986,8 +1008,9 @@ static void l2cap_do_start(struct l2cap_chan *chan) return; if (l2cap_chan_check_security(chan) && - __l2cap_no_conn_pending(chan)) - l2cap_send_conn_req(chan); + __l2cap_no_conn_pending(chan)) { + l2cap_start_connection(chan); + } } else { struct l2cap_info_req req; req.type = __constant_cpu_to_le16(L2CAP_IT_FEAT_MASK); @@ -1082,7 +1105,7 @@ static void l2cap_conn_start(struct l2cap_conn *conn) continue; } - l2cap_send_conn_req(chan); + l2cap_start_connection(chan); } else if (chan->state == BT_CONNECT2) { struct l2cap_conn_rsp rsp; @@ -5456,7 +5479,7 @@ int l2cap_security_cfm(struct hci_conn *hcon, u8 status, u8 encrypt) if (chan->state == BT_CONNECT) { if (!status) { - l2cap_send_conn_req(chan); + l2cap_start_connection(chan); } else { __set_chan_timer(chan, L2CAP_DISC_TIMEOUT); } -- cgit v0.10.2 From ba221bbabadd5fc2c80677b52178138fd694cc26 Mon Sep 17 00:00:00 2001 From: Dmitry Kasatkin Date: Thu, 27 Sep 2012 17:26:17 +0300 Subject: Bluetooth: Add function to derive AMP key using hmac hmac(sha256) will be used for AMP key generation. Signed-off-by: Dmitry Kasatkin Signed-off-by: Andrei Emeltchenko Signed-off-by: Gustavo Padovan diff --git a/net/bluetooth/amp.c b/net/bluetooth/amp.c index 8ef912c..ea4d5ff 100644 --- a/net/bluetooth/amp.c +++ b/net/bluetooth/amp.c @@ -16,6 +16,7 @@ #include #include #include +#include /* Remote AMP Controllers interface */ static void amp_ctrl_get(struct amp_ctrl *ctrl) @@ -125,6 +126,41 @@ struct hci_conn *phylink_add(struct hci_dev *hdev, struct amp_mgr *mgr, return hcon; } +/* AMP crypto key generation interface */ +static int hmac_sha256(u8 *key, u8 ksize, char *plaintext, u8 psize, u8 *output) +{ + int ret = 0; + struct crypto_shash *tfm; + + if (!ksize) + return -EINVAL; + + tfm = crypto_alloc_shash("hmac(sha256)", 0, 0); + if (IS_ERR(tfm)) { + BT_DBG("crypto_alloc_ahash failed: err %ld", PTR_ERR(tfm)); + return PTR_ERR(tfm); + } + + ret = crypto_shash_setkey(tfm, key, ksize); + if (ret) { + BT_DBG("crypto_ahash_setkey failed: err %d", ret); + } else { + struct { + struct shash_desc shash; + char ctx[crypto_shash_descsize(tfm)]; + } desc; + + desc.shash.tfm = tfm; + desc.shash.flags = CRYPTO_TFM_REQ_MAY_SLEEP; + + ret = crypto_shash_digest(&desc.shash, plaintext, psize, + output); + } + + crypto_free_shash(tfm); + return ret; +} + void amp_read_loc_assoc_frag(struct hci_dev *hdev, u8 phy_handle) { struct hci_cp_read_local_amp_assoc cp; -- cgit v0.10.2 From 5a349186692950b13896abc3fb2f491d023f95a1 Mon Sep 17 00:00:00 2001 From: Andrei Emeltchenko Date: Thu, 27 Sep 2012 17:26:18 +0300 Subject: Bluetooth: AMP: Add AMP key calculation Function calculates AMP keys using hmac_sha256 helper. Calculated keys are Generic AMP Link Key (gamp) and Dedicated AMP Link Key with keyID "802b" for 802.11 PAL. Signed-off-by: Andrei Emeltchenko Signed-off-by: Gustavo Padovan diff --git a/include/net/bluetooth/amp.h b/include/net/bluetooth/amp.h index f57854f..763b463 100644 --- a/include/net/bluetooth/amp.h +++ b/include/net/bluetooth/amp.h @@ -32,6 +32,8 @@ void amp_ctrl_list_flush(struct amp_mgr *mgr); struct hci_conn *phylink_add(struct hci_dev *hdev, struct amp_mgr *mgr, u8 remote_id); +int phylink_gen_key(struct hci_conn *hcon, u8 *data, u8 *len, u8 *type); + void amp_read_loc_info(struct hci_dev *hdev, struct amp_mgr *mgr); void amp_read_loc_assoc_frag(struct hci_dev *hdev, u8 phy_handle); void amp_read_loc_assoc(struct hci_dev *hdev, struct amp_mgr *mgr); diff --git a/net/bluetooth/Kconfig b/net/bluetooth/Kconfig index 3537d38..1c11d0d 100644 --- a/net/bluetooth/Kconfig +++ b/net/bluetooth/Kconfig @@ -11,6 +11,7 @@ menuconfig BT select CRYPTO_BLKCIPHER select CRYPTO_AES select CRYPTO_ECB + select CRYPTO_SHA256 help Bluetooth is low-cost, low-power, short-range wireless technology. It was designed as a replacement for cables and other short-range diff --git a/net/bluetooth/amp.c b/net/bluetooth/amp.c index ea4d5ff..67bc2c2f 100644 --- a/net/bluetooth/amp.c +++ b/net/bluetooth/amp.c @@ -161,6 +161,51 @@ static int hmac_sha256(u8 *key, u8 ksize, char *plaintext, u8 psize, u8 *output) return ret; } +int phylink_gen_key(struct hci_conn *conn, u8 *data, u8 *len, u8 *type) +{ + struct hci_dev *hdev = conn->hdev; + struct link_key *key; + u8 keybuf[HCI_AMP_LINK_KEY_SIZE]; + u8 gamp_key[HCI_AMP_LINK_KEY_SIZE]; + int err; + + if (!hci_conn_check_link_mode(conn)) + return -EACCES; + + BT_DBG("conn %p key_type %d", conn, conn->key_type); + + /* Legacy key */ + if (conn->key_type < 3) { + BT_ERR("Legacy key type %d", conn->key_type); + return -EACCES; + } + + *type = conn->key_type; + *len = HCI_AMP_LINK_KEY_SIZE; + + key = hci_find_link_key(hdev, &conn->dst); + + /* BR/EDR Link Key concatenated together with itself */ + memcpy(&keybuf[0], key->val, HCI_LINK_KEY_SIZE); + memcpy(&keybuf[HCI_LINK_KEY_SIZE], key->val, HCI_LINK_KEY_SIZE); + + /* Derive Generic AMP Link Key (gamp) */ + err = hmac_sha256(keybuf, HCI_AMP_LINK_KEY_SIZE, "gamp", 4, gamp_key); + if (err) { + BT_ERR("Could not derive Generic AMP Key: err %d", err); + return err; + } + + if (conn->key_type == HCI_LK_DEBUG_COMBINATION) { + BT_DBG("Use Generic AMP Key (gamp)"); + memcpy(data, gamp_key, HCI_AMP_LINK_KEY_SIZE); + return err; + } + + /* Derive Dedicated AMP Link Key: "802b" is 802.11 PAL keyID */ + return hmac_sha256(gamp_key, HCI_AMP_LINK_KEY_SIZE, "802b", 4, data); +} + void amp_read_loc_assoc_frag(struct hci_dev *hdev, u8 phy_handle) { struct hci_cp_read_local_amp_assoc cp; -- cgit v0.10.2 From a02226d6ff5098e6b97590cc55aabe7faf0860ed Mon Sep 17 00:00:00 2001 From: Andrei Emeltchenko Date: Thu, 27 Sep 2012 17:26:19 +0300 Subject: Bluetooth: AMP: Create Physical Link When receiving A2MP Get AMP Assoc Response execute HCI Create Physical Link to AMP controller. Define function which will run when receiving HCI Command Status. Signed-off-by: Andrei Emeltchenko Signed-off-by: Gustavo Padovan diff --git a/include/net/bluetooth/amp.h b/include/net/bluetooth/amp.h index 763b463..cadb3d0 100644 --- a/include/net/bluetooth/amp.h +++ b/include/net/bluetooth/amp.h @@ -37,5 +37,7 @@ int phylink_gen_key(struct hci_conn *hcon, u8 *data, u8 *len, u8 *type); void amp_read_loc_info(struct hci_dev *hdev, struct amp_mgr *mgr); void amp_read_loc_assoc_frag(struct hci_dev *hdev, u8 phy_handle); void amp_read_loc_assoc(struct hci_dev *hdev, struct amp_mgr *mgr); +void amp_create_phylink(struct hci_dev *hdev, struct amp_mgr *mgr, + struct hci_conn *hcon); #endif /* __AMP_H */ diff --git a/net/bluetooth/a2mp.c b/net/bluetooth/a2mp.c index 93adaad..773e8fc 100644 --- a/net/bluetooth/a2mp.c +++ b/net/bluetooth/a2mp.c @@ -392,6 +392,8 @@ static int a2mp_getampassoc_rsp(struct amp_mgr *mgr, struct sk_buff *skb, BT_DBG("Created hcon %p: loc:%d -> rem:%d", hcon, hdev->id, rsp->id); + amp_create_phylink(hdev, mgr, hcon); + done: hci_dev_put(hdev); skb_pull(skb, len); diff --git a/net/bluetooth/amp.c b/net/bluetooth/amp.c index 67bc2c2f..657ec73 100644 --- a/net/bluetooth/amp.c +++ b/net/bluetooth/amp.c @@ -232,3 +232,22 @@ void amp_read_loc_assoc(struct hci_dev *hdev, struct amp_mgr *mgr) mgr->state = READ_LOC_AMP_ASSOC; hci_send_cmd(hdev, HCI_OP_READ_LOCAL_AMP_ASSOC, sizeof(cp), &cp); } + +void amp_create_phylink(struct hci_dev *hdev, struct amp_mgr *mgr, + struct hci_conn *hcon) +{ + struct hci_cp_create_phy_link cp; + + cp.phy_handle = hcon->handle; + + BT_DBG("%s hcon %p phy handle 0x%2.2x", hdev->name, hcon, + hcon->handle); + + if (phylink_gen_key(mgr->l2cap_conn->hcon, cp.key, &cp.key_len, + &cp.key_type)) { + BT_DBG("Cannot create link key"); + return; + } + + hci_send_cmd(hdev, HCI_OP_CREATE_PHY_LINK, sizeof(cp), &cp); +} diff --git a/net/bluetooth/hci_event.c b/net/bluetooth/hci_event.c index a4240f7..bd06ef9 100644 --- a/net/bluetooth/hci_event.c +++ b/net/bluetooth/hci_event.c @@ -1698,6 +1698,11 @@ static void hci_cs_le_start_enc(struct hci_dev *hdev, u8 status) BT_DBG("%s status 0x%2.2x", hdev->name, status); } +static void hci_cs_create_phylink(struct hci_dev *hdev, u8 status) +{ + BT_DBG("%s status 0x%2.2x", hdev->name, status); +} + static void hci_inquiry_complete_evt(struct hci_dev *hdev, struct sk_buff *skb) { __u8 status = *((__u8 *) skb->data); @@ -2512,6 +2517,10 @@ static void hci_cmd_status_evt(struct hci_dev *hdev, struct sk_buff *skb) hci_cs_le_start_enc(hdev, ev->status); break; + case HCI_OP_CREATE_PHY_LINK: + hci_cs_create_phylink(hdev, ev->status); + break; + default: BT_DBG("%s opcode 0x%4.4x", hdev->name, opcode); break; -- cgit v0.10.2 From 93c284ee901f7d7bdd09087e92abefb7496c3777 Mon Sep 17 00:00:00 2001 From: Andrei Emeltchenko Date: Thu, 27 Sep 2012 17:26:20 +0300 Subject: Bluetooth: AMP: Write remote AMP Assoc When receiving HCI Command Status after HCI Create Physical Link execute HCI Write Remote AMP Assoc command to AMP controller. Signed-off-by: Andrei Emeltchenko Signed-off-by: Gustavo Padovan diff --git a/include/net/bluetooth/amp.h b/include/net/bluetooth/amp.h index cadb3d0..8f80329 100644 --- a/include/net/bluetooth/amp.h +++ b/include/net/bluetooth/amp.h @@ -39,5 +39,7 @@ void amp_read_loc_assoc_frag(struct hci_dev *hdev, u8 phy_handle); void amp_read_loc_assoc(struct hci_dev *hdev, struct amp_mgr *mgr); void amp_create_phylink(struct hci_dev *hdev, struct amp_mgr *mgr, struct hci_conn *hcon); +void amp_write_remote_assoc(struct hci_dev *hdev, u8 handle); +void amp_write_rem_assoc_continue(struct hci_dev *hdev, u8 handle); #endif /* __AMP_H */ diff --git a/include/net/bluetooth/hci_core.h b/include/net/bluetooth/hci_core.h index 464eae3..ea1f934 100644 --- a/include/net/bluetooth/hci_core.h +++ b/include/net/bluetooth/hci_core.h @@ -127,6 +127,8 @@ struct le_scan_params { struct amp_assoc { __u16 len; __u16 offset; + __u16 rem_len; + __u16 len_so_far; __u8 data[HCI_MAX_AMP_ASSOC_SIZE]; }; diff --git a/net/bluetooth/amp.c b/net/bluetooth/amp.c index 657ec73..5895ad0 100644 --- a/net/bluetooth/amp.c +++ b/net/bluetooth/amp.c @@ -233,6 +233,86 @@ void amp_read_loc_assoc(struct hci_dev *hdev, struct amp_mgr *mgr) hci_send_cmd(hdev, HCI_OP_READ_LOCAL_AMP_ASSOC, sizeof(cp), &cp); } + +/* Write AMP Assoc data fragments, returns true with last fragment written*/ +static bool amp_write_rem_assoc_frag(struct hci_dev *hdev, + struct hci_conn *hcon) +{ + struct hci_cp_write_remote_amp_assoc *cp; + struct amp_mgr *mgr = hcon->amp_mgr; + struct amp_ctrl *ctrl; + u16 frag_len, len; + + ctrl = amp_ctrl_lookup(mgr, hcon->remote_id); + if (!ctrl) + return false; + + if (!ctrl->assoc_rem_len) { + BT_DBG("all fragments are written"); + ctrl->assoc_rem_len = ctrl->assoc_len; + ctrl->assoc_len_so_far = 0; + + amp_ctrl_put(ctrl); + return true; + } + + frag_len = min_t(u16, 248, ctrl->assoc_rem_len); + len = frag_len + sizeof(*cp); + + cp = kzalloc(len, GFP_KERNEL); + if (!cp) { + amp_ctrl_put(ctrl); + return false; + } + + BT_DBG("hcon %p ctrl %p frag_len %u assoc_len %u rem_len %u", + hcon, ctrl, frag_len, ctrl->assoc_len, ctrl->assoc_rem_len); + + cp->phy_handle = hcon->handle; + cp->len_so_far = cpu_to_le16(ctrl->assoc_len_so_far); + cp->rem_len = cpu_to_le16(ctrl->assoc_rem_len); + memcpy(cp->frag, ctrl->assoc, frag_len); + + ctrl->assoc_len_so_far += frag_len; + ctrl->assoc_rem_len -= frag_len; + + amp_ctrl_put(ctrl); + + hci_send_cmd(hdev, HCI_OP_WRITE_REMOTE_AMP_ASSOC, len, cp); + + kfree(cp); + + return false; +} + +void amp_write_rem_assoc_continue(struct hci_dev *hdev, u8 handle) +{ + struct hci_conn *hcon; + + BT_DBG("%s phy handle 0x%2.2x", hdev->name, handle); + + hcon = hci_conn_hash_lookup_handle(hdev, handle); + if (!hcon) + return; + + amp_write_rem_assoc_frag(hdev, hcon); +} + +void amp_write_remote_assoc(struct hci_dev *hdev, u8 handle) +{ + struct hci_conn *hcon; + + BT_DBG("%s phy handle 0x%2.2x", hdev->name, handle); + + hcon = hci_conn_hash_lookup_handle(hdev, handle); + if (!hcon) + return; + + BT_DBG("%s phy handle 0x%2.2x hcon %p", hdev->name, handle, hcon); + + amp_write_rem_assoc_frag(hdev, hcon); +} + void amp_create_phylink(struct hci_dev *hdev, struct amp_mgr *mgr, struct hci_conn *hcon) { diff --git a/net/bluetooth/hci_event.c b/net/bluetooth/hci_event.c index bd06ef9..0b7ba1e 100644 --- a/net/bluetooth/hci_event.c +++ b/net/bluetooth/hci_event.c @@ -1215,6 +1215,20 @@ static void hci_cc_write_le_host_supported(struct hci_dev *hdev, hci_req_complete(hdev, HCI_OP_WRITE_LE_HOST_SUPPORTED, status); } +static void hci_cc_write_remote_amp_assoc(struct hci_dev *hdev, + struct sk_buff *skb) +{ + struct hci_rp_write_remote_amp_assoc *rp = (void *) skb->data; + + BT_DBG("%s status 0x%2.2x phy_handle 0x%2.2x", + hdev->name, rp->status, rp->phy_handle); + + if (rp->status) + return; + + amp_write_rem_assoc_continue(hdev, rp->phy_handle); +} + static void hci_cs_inquiry(struct hci_dev *hdev, __u8 status) { BT_DBG("%s status 0x%2.2x", hdev->name, status); @@ -1700,7 +1714,18 @@ static void hci_cs_le_start_enc(struct hci_dev *hdev, u8 status) static void hci_cs_create_phylink(struct hci_dev *hdev, u8 status) { + struct hci_cp_create_phy_link *cp; + BT_DBG("%s status 0x%2.2x", hdev->name, status); + + if (status) + return; + + cp = hci_sent_cmd_data(hdev, HCI_OP_CREATE_PHY_LINK); + if (!cp) + return; + + amp_write_remote_assoc(hdev, cp->phy_handle); } static void hci_inquiry_complete_evt(struct hci_dev *hdev, struct sk_buff *skb) @@ -2436,6 +2461,10 @@ static void hci_cmd_complete_evt(struct hci_dev *hdev, struct sk_buff *skb) hci_cc_write_le_host_supported(hdev, skb); break; + case HCI_OP_WRITE_REMOTE_AMP_ASSOC: + hci_cc_write_remote_amp_assoc(hdev, skb); + break; + default: BT_DBG("%s opcode 0x%4.4x", hdev->name, opcode); break; -- cgit v0.10.2 From 2766be48a7181d7f2a84831ca7e7be248fb6fdb5 Mon Sep 17 00:00:00 2001 From: Andrei Emeltchenko Date: Thu, 27 Sep 2012 17:26:21 +0300 Subject: Bluetooth: A2MP: Add fallback to normal l2cap init sequence When there is no remote AMP controller found fallback to normal L2CAP sequence. Signed-off-by: Andrei Emeltchenko Signed-off-by: Gustavo Padovan diff --git a/include/net/bluetooth/l2cap.h b/include/net/bluetooth/l2cap.h index aba830f..0967f9e 100644 --- a/include/net/bluetooth/l2cap.h +++ b/include/net/bluetooth/l2cap.h @@ -769,5 +769,6 @@ int l2cap_ertm_init(struct l2cap_chan *chan); void l2cap_chan_add(struct l2cap_conn *conn, struct l2cap_chan *chan); void __l2cap_chan_add(struct l2cap_conn *conn, struct l2cap_chan *chan); void l2cap_chan_del(struct l2cap_chan *chan, int err); +void l2cap_send_conn_req(struct l2cap_chan *chan); #endif /* __L2CAP_H */ diff --git a/net/bluetooth/a2mp.c b/net/bluetooth/a2mp.c index 773e8fc..28d1246 100644 --- a/net/bluetooth/a2mp.c +++ b/net/bluetooth/a2mp.c @@ -180,6 +180,7 @@ static int a2mp_discover_rsp(struct amp_mgr *mgr, struct sk_buff *skb, u16 len = le16_to_cpu(hdr->len); struct a2mp_cl *cl; u16 ext_feat; + bool found = false; if (len < sizeof(*rsp)) return -EINVAL; @@ -210,6 +211,7 @@ static int a2mp_discover_rsp(struct amp_mgr *mgr, struct sk_buff *skb, if (cl->id != HCI_BREDR_ID && cl->type == HCI_AMP) { struct a2mp_info_req req; + found = true; req.id = cl->id; a2mp_send(mgr, A2MP_GETINFO_REQ, __next_ident(mgr), sizeof(req), &req); @@ -219,6 +221,32 @@ static int a2mp_discover_rsp(struct amp_mgr *mgr, struct sk_buff *skb, cl = (void *) skb_pull(skb, sizeof(*cl)); } + /* Fall back to L2CAP init sequence */ + if (!found) { + struct l2cap_conn *conn = mgr->l2cap_conn; + struct l2cap_chan *chan; + + mutex_lock(&conn->chan_lock); + + list_for_each_entry(chan, &conn->chan_l, list) { + + BT_DBG("chan %p state %s", chan, + state_to_string(chan->state)); + + if (chan->chan_type == L2CAP_CHAN_CONN_FIX_A2MP) + continue; + + l2cap_chan_lock(chan); + + if (chan->state == BT_CONNECT) + l2cap_send_conn_req(chan); + + l2cap_chan_unlock(chan); + } + + mutex_unlock(&conn->chan_lock); + } + return 0; } diff --git a/net/bluetooth/l2cap_core.c b/net/bluetooth/l2cap_core.c index 781a085..a347522 100644 --- a/net/bluetooth/l2cap_core.c +++ b/net/bluetooth/l2cap_core.c @@ -958,7 +958,7 @@ static bool __amp_capable(struct l2cap_chan *chan) return false; } -static void l2cap_send_conn_req(struct l2cap_chan *chan) +void l2cap_send_conn_req(struct l2cap_chan *chan) { struct l2cap_conn *conn = chan->conn; struct l2cap_conn_req req; -- cgit v0.10.2 From 9495b2ee757f7747d7c28f9ba8d7edc53005ec2d Mon Sep 17 00:00:00 2001 From: Andrei Emeltchenko Date: Thu, 27 Sep 2012 17:26:22 +0300 Subject: Bluetooth: AMP: Process Chan Selected event Channel Selected event indicates that link information data is available. Read it with Read Local AMP Assoc command. The data shall be sent in the A2MP Create Physical Link Request. Signed-off-by: Andrei Emeltchenko Signed-off-by: Gustavo Padovan diff --git a/include/net/bluetooth/a2mp.h b/include/net/bluetooth/a2mp.h index 9fda7c9..e776ab2 100644 --- a/include/net/bluetooth/a2mp.h +++ b/include/net/bluetooth/a2mp.h @@ -22,6 +22,7 @@ enum amp_mgr_state { READ_LOC_AMP_INFO, READ_LOC_AMP_ASSOC, + READ_LOC_AMP_ASSOC_FINAL, }; struct amp_mgr { @@ -134,6 +135,7 @@ extern struct mutex amp_mgr_list_lock; void amp_mgr_get(struct amp_mgr *mgr); int amp_mgr_put(struct amp_mgr *mgr); +u8 __next_ident(struct amp_mgr *mgr); struct l2cap_chan *a2mp_channel_create(struct l2cap_conn *conn, struct sk_buff *skb); struct amp_mgr *amp_mgr_lookup_by_state(u8 state); @@ -141,5 +143,6 @@ void a2mp_send(struct amp_mgr *mgr, u8 code, u8 ident, u16 len, void *data); void a2mp_discover_amp(struct l2cap_chan *chan); void a2mp_send_getinfo_rsp(struct hci_dev *hdev); void a2mp_send_getampassoc_rsp(struct hci_dev *hdev, u8 status); +void a2mp_send_create_phy_link_req(struct hci_dev *hdev, u8 status); #endif /* __A2MP_H */ diff --git a/include/net/bluetooth/amp.h b/include/net/bluetooth/amp.h index 8f80329..70496c0 100644 --- a/include/net/bluetooth/amp.h +++ b/include/net/bluetooth/amp.h @@ -37,6 +37,8 @@ int phylink_gen_key(struct hci_conn *hcon, u8 *data, u8 *len, u8 *type); void amp_read_loc_info(struct hci_dev *hdev, struct amp_mgr *mgr); void amp_read_loc_assoc_frag(struct hci_dev *hdev, u8 phy_handle); void amp_read_loc_assoc(struct hci_dev *hdev, struct amp_mgr *mgr); +void amp_read_loc_assoc_final_data(struct hci_dev *hdev, + struct hci_conn *hcon); void amp_create_phylink(struct hci_dev *hdev, struct amp_mgr *mgr, struct hci_conn *hcon); void amp_write_remote_assoc(struct hci_dev *hdev, u8 handle); diff --git a/include/net/bluetooth/l2cap.h b/include/net/bluetooth/l2cap.h index 0967f9e..ab58b81 100644 --- a/include/net/bluetooth/l2cap.h +++ b/include/net/bluetooth/l2cap.h @@ -508,6 +508,8 @@ struct l2cap_chan { __u32 remote_acc_lat; __u32 remote_flush_to; + __u8 ctrl_id; + struct delayed_work chan_timer; struct delayed_work retrans_timer; struct delayed_work monitor_timer; diff --git a/net/bluetooth/a2mp.c b/net/bluetooth/a2mp.c index 28d1246..375a67f 100644 --- a/net/bluetooth/a2mp.c +++ b/net/bluetooth/a2mp.c @@ -67,7 +67,7 @@ void a2mp_send(struct amp_mgr *mgr, u8 code, u8 ident, u16 len, void *data) kfree(cmd); } -static u8 __next_ident(struct amp_mgr *mgr) +u8 __next_ident(struct amp_mgr *mgr) { if (++mgr->ident == 0) mgr->ident = 1; @@ -420,6 +420,8 @@ static int a2mp_getampassoc_rsp(struct amp_mgr *mgr, struct sk_buff *skb, BT_DBG("Created hcon %p: loc:%d -> rem:%d", hcon, hdev->id, rsp->id); + mgr->bredr_chan->ctrl_id = rsp->id; + amp_create_phylink(hdev, mgr, hcon); done: @@ -876,6 +878,43 @@ void a2mp_send_getampassoc_rsp(struct hci_dev *hdev, u8 status) kfree(rsp); } +void a2mp_send_create_phy_link_req(struct hci_dev *hdev, u8 status) +{ + struct amp_mgr *mgr; + struct amp_assoc *loc_assoc = &hdev->loc_assoc; + struct a2mp_physlink_req *req; + struct l2cap_chan *bredr_chan; + size_t len; + + mgr = amp_mgr_lookup_by_state(READ_LOC_AMP_ASSOC_FINAL); + if (!mgr) + return; + + len = sizeof(*req) + loc_assoc->len; + + BT_DBG("%s mgr %p assoc_len %zu", hdev->name, mgr, len); + + req = kzalloc(len, GFP_KERNEL); + if (!req) { + amp_mgr_put(mgr); + return; + } + + bredr_chan = mgr->bredr_chan; + if (!bredr_chan) + goto clean; + + req->local_id = hdev->id; + req->remote_id = bredr_chan->ctrl_id; + memcpy(req->amp_assoc, loc_assoc->data, loc_assoc->len); + + a2mp_send(mgr, A2MP_CREATEPHYSLINK_REQ, __next_ident(mgr), len, req); + +clean: + amp_mgr_put(mgr); + kfree(req); +} + void a2mp_discover_amp(struct l2cap_chan *chan) { struct l2cap_conn *conn = chan->conn; diff --git a/net/bluetooth/amp.c b/net/bluetooth/amp.c index 5895ad0..4f7b264 100644 --- a/net/bluetooth/amp.c +++ b/net/bluetooth/amp.c @@ -233,6 +233,21 @@ void amp_read_loc_assoc(struct hci_dev *hdev, struct amp_mgr *mgr) hci_send_cmd(hdev, HCI_OP_READ_LOCAL_AMP_ASSOC, sizeof(cp), &cp); } +void amp_read_loc_assoc_final_data(struct hci_dev *hdev, + struct hci_conn *hcon) +{ + struct hci_cp_read_local_amp_assoc cp; + struct amp_mgr *mgr = hcon->amp_mgr; + + cp.phy_handle = hcon->handle; + cp.len_so_far = cpu_to_le16(0); + cp.max_len = cpu_to_le16(hdev->amp_assoc_size); + + mgr->state = READ_LOC_AMP_ASSOC_FINAL; + + /* Read Local AMP Assoc final link information data */ + hci_send_cmd(hdev, HCI_OP_READ_LOCAL_AMP_ASSOC, sizeof(cp), &cp); +} /* Write AMP Assoc data fragments, returns true with last fragment written*/ static bool amp_write_rem_assoc_frag(struct hci_dev *hdev, diff --git a/net/bluetooth/hci_event.c b/net/bluetooth/hci_event.c index 0b7ba1e..d702ba1 100644 --- a/net/bluetooth/hci_event.c +++ b/net/bluetooth/hci_event.c @@ -901,6 +901,7 @@ static void hci_cc_read_local_amp_assoc(struct hci_dev *hdev, a2mp_rsp: /* Send A2MP Rsp when all fragments are received */ a2mp_send_getampassoc_rsp(hdev, rp->status); + a2mp_send_create_phy_link_req(hdev, rp->status); } static void hci_cc_delete_stored_link_key(struct hci_dev *hdev, @@ -3641,6 +3642,22 @@ static void hci_le_meta_evt(struct hci_dev *hdev, struct sk_buff *skb) } } +static void hci_chan_selected_evt(struct hci_dev *hdev, struct sk_buff *skb) +{ + struct hci_ev_channel_selected *ev = (void *) skb->data; + struct hci_conn *hcon; + + BT_DBG("%s handle 0x%2.2x", hdev->name, ev->phy_handle); + + skb_pull(skb, sizeof(*ev)); + + hcon = hci_conn_hash_lookup_handle(hdev, ev->phy_handle); + if (!hcon) + return; + + amp_read_loc_assoc_final_data(hdev, hcon); +} + void hci_event_packet(struct hci_dev *hdev, struct sk_buff *skb) { struct hci_event_hdr *hdr = (void *) skb->data; @@ -3805,6 +3822,10 @@ void hci_event_packet(struct hci_dev *hdev, struct sk_buff *skb) hci_le_meta_evt(hdev, skb); break; + case HCI_EV_CHANNEL_SELECTED: + hci_chan_selected_evt(hdev, skb); + break; + case HCI_EV_REMOTE_OOB_DATA_REQUEST: hci_remote_oob_data_request_evt(hdev, skb); break; -- cgit v0.10.2 From dffa387110025801862d7ad09f4e850d06ff55a9 Mon Sep 17 00:00:00 2001 From: Andrei Emeltchenko Date: Thu, 27 Sep 2012 17:26:23 +0300 Subject: Bluetooth: AMP: Accept Physical Link When receiving A2MP Create Physical Link message execute HCI Accept Physical Link command to AMP controller. Signed-off-by: Andrei Emeltchenko Signed-off-by: Gustavo Padovan diff --git a/include/net/bluetooth/amp.h b/include/net/bluetooth/amp.h index 70496c0..1b06d7b 100644 --- a/include/net/bluetooth/amp.h +++ b/include/net/bluetooth/amp.h @@ -41,6 +41,8 @@ void amp_read_loc_assoc_final_data(struct hci_dev *hdev, struct hci_conn *hcon); void amp_create_phylink(struct hci_dev *hdev, struct amp_mgr *mgr, struct hci_conn *hcon); +void amp_accept_phylink(struct hci_dev *hdev, struct amp_mgr *mgr, + struct hci_conn *hcon); void amp_write_remote_assoc(struct hci_dev *hdev, u8 handle); void amp_write_rem_assoc_continue(struct hci_dev *hdev, u8 handle); diff --git a/net/bluetooth/a2mp.c b/net/bluetooth/a2mp.c index 375a67f..dbfdbbb 100644 --- a/net/bluetooth/a2mp.c +++ b/net/bluetooth/a2mp.c @@ -453,12 +453,9 @@ static int a2mp_createphyslink_req(struct amp_mgr *mgr, struct sk_buff *skb, goto send_rsp; } - /* TODO process physlink create */ - hcon = phylink_add(hdev, mgr, req->local_id); if (hcon) { - BT_DBG("hcon %p", hcon); - + amp_accept_phylink(hdev, mgr, hcon); rsp.status = A2MP_STATUS_SUCCESS; } else { rsp.status = A2MP_STATUS_UNABLE_START_LINK_CREATION; diff --git a/net/bluetooth/amp.c b/net/bluetooth/amp.c index 4f7b264..845e430 100644 --- a/net/bluetooth/amp.c +++ b/net/bluetooth/amp.c @@ -346,3 +346,22 @@ void amp_create_phylink(struct hci_dev *hdev, struct amp_mgr *mgr, hci_send_cmd(hdev, HCI_OP_CREATE_PHY_LINK, sizeof(cp), &cp); } + +void amp_accept_phylink(struct hci_dev *hdev, struct amp_mgr *mgr, + struct hci_conn *hcon) +{ + struct hci_cp_accept_phy_link cp; + + cp.phy_handle = hcon->handle; + + BT_DBG("%s hcon %p phy handle 0x%2.2x", hdev->name, hcon, + hcon->handle); + + if (phylink_gen_key(mgr->l2cap_conn->hcon, cp.key, &cp.key_len, + &cp.key_type)) { + BT_DBG("Cannot create link key"); + return; + } + + hci_send_cmd(hdev, HCI_OP_ACCEPT_PHY_LINK, sizeof(cp), &cp); +} -- cgit v0.10.2 From 0b26ab9dce74f8ac77d7eef0d683ab1d527e45b1 Mon Sep 17 00:00:00 2001 From: Andrei Emeltchenko Date: Thu, 27 Sep 2012 17:26:24 +0300 Subject: Bluetooth: AMP: Handle Accept phylink command status evt When receiving HCI Command Status event for Accept Physical Link execute HCI Write Remote AMP Assoc with data saved from A2MP Create Physical Link Request. Signed-off-by: Andrei Emeltchenko Signed-off-by: Gustavo Padovan diff --git a/include/net/bluetooth/amp.h b/include/net/bluetooth/amp.h index 1b06d7b..b1e5490 100644 --- a/include/net/bluetooth/amp.h +++ b/include/net/bluetooth/amp.h @@ -25,6 +25,7 @@ struct amp_ctrl { }; int amp_ctrl_put(struct amp_ctrl *ctrl); +void amp_ctrl_get(struct amp_ctrl *ctrl); struct amp_ctrl *amp_ctrl_add(struct amp_mgr *mgr); struct amp_ctrl *amp_ctrl_lookup(struct amp_mgr *mgr, u8 id); void amp_ctrl_list_flush(struct amp_mgr *mgr); diff --git a/net/bluetooth/a2mp.c b/net/bluetooth/a2mp.c index dbfdbbb..47565d2 100644 --- a/net/bluetooth/a2mp.c +++ b/net/bluetooth/a2mp.c @@ -438,6 +438,7 @@ static int a2mp_createphyslink_req(struct amp_mgr *mgr, struct sk_buff *skb, struct a2mp_physlink_rsp rsp; struct hci_dev *hdev; struct hci_conn *hcon; + struct amp_ctrl *ctrl; if (le16_to_cpu(hdr->len) < sizeof(*req)) return -EINVAL; @@ -453,6 +454,37 @@ static int a2mp_createphyslink_req(struct amp_mgr *mgr, struct sk_buff *skb, goto send_rsp; } + ctrl = amp_ctrl_lookup(mgr, rsp.remote_id); + if (!ctrl) { + ctrl = amp_ctrl_add(mgr); + if (ctrl) { + amp_ctrl_get(ctrl); + } else { + rsp.status = A2MP_STATUS_UNABLE_START_LINK_CREATION; + goto send_rsp; + } + } + + if (ctrl) { + u8 *assoc, assoc_len = le16_to_cpu(hdr->len) - sizeof(*req); + + ctrl->id = rsp.remote_id; + + assoc = kzalloc(assoc_len, GFP_KERNEL); + if (!assoc) { + amp_ctrl_put(ctrl); + return -ENOMEM; + } + + memcpy(assoc, req->amp_assoc, assoc_len); + ctrl->assoc = assoc; + ctrl->assoc_len = assoc_len; + ctrl->assoc_rem_len = assoc_len; + ctrl->assoc_len_so_far = 0; + + amp_ctrl_put(ctrl); + } + hcon = phylink_add(hdev, mgr, req->local_id); if (hcon) { amp_accept_phylink(hdev, mgr, hcon); diff --git a/net/bluetooth/amp.c b/net/bluetooth/amp.c index 845e430..5dab2d1 100644 --- a/net/bluetooth/amp.c +++ b/net/bluetooth/amp.c @@ -19,7 +19,7 @@ #include /* Remote AMP Controllers interface */ -static void amp_ctrl_get(struct amp_ctrl *ctrl) +void amp_ctrl_get(struct amp_ctrl *ctrl) { BT_DBG("ctrl %p orig refcnt %d", ctrl, atomic_read(&ctrl->kref.refcount)); diff --git a/net/bluetooth/hci_event.c b/net/bluetooth/hci_event.c index d702ba1..7e71669 100644 --- a/net/bluetooth/hci_event.c +++ b/net/bluetooth/hci_event.c @@ -1729,6 +1729,22 @@ static void hci_cs_create_phylink(struct hci_dev *hdev, u8 status) amp_write_remote_assoc(hdev, cp->phy_handle); } +static void hci_cs_accept_phylink(struct hci_dev *hdev, u8 status) +{ + struct hci_cp_accept_phy_link *cp; + + BT_DBG("%s status 0x%2.2x", hdev->name, status); + + if (status) + return; + + cp = hci_sent_cmd_data(hdev, HCI_OP_ACCEPT_PHY_LINK); + if (!cp) + return; + + amp_write_remote_assoc(hdev, cp->phy_handle); +} + static void hci_inquiry_complete_evt(struct hci_dev *hdev, struct sk_buff *skb) { __u8 status = *((__u8 *) skb->data); @@ -2551,6 +2567,10 @@ static void hci_cmd_status_evt(struct hci_dev *hdev, struct sk_buff *skb) hci_cs_create_phylink(hdev, ev->status); break; + case HCI_OP_ACCEPT_PHY_LINK: + hci_cs_accept_phylink(hdev, ev->status); + break; + default: BT_DBG("%s opcode 0x%4.4x", hdev->name, opcode); break; -- cgit v0.10.2 From 392f44d3e7894f6fe314b85b4a1611b7b1d98226 Mon Sep 17 00:00:00 2001 From: Gustavo Padovan Date: Thu, 27 Sep 2012 17:42:07 -0300 Subject: Bluetooth: Fix two warnings in BT_DBG We just need to use the right modifiers Signed-off-by: Gustavo Padovan diff --git a/net/bluetooth/a2mp.c b/net/bluetooth/a2mp.c index 47565d2..61e657a 100644 --- a/net/bluetooth/a2mp.c +++ b/net/bluetooth/a2mp.c @@ -383,7 +383,7 @@ static int a2mp_getampassoc_rsp(struct amp_mgr *mgr, struct sk_buff *skb, if (len < sizeof(*rsp)) return -EINVAL; - BT_DBG("id %d status 0x%2.2x assoc len %u", rsp->id, rsp->status, + BT_DBG("id %d status 0x%2.2x assoc len %lu", rsp->id, rsp->status, len - sizeof(*rsp)); if (rsp->status) diff --git a/net/bluetooth/hci_event.c b/net/bluetooth/hci_event.c index 7e71669..2551c4b 100644 --- a/net/bluetooth/hci_event.c +++ b/net/bluetooth/hci_event.c @@ -883,7 +883,7 @@ static void hci_cc_read_local_amp_assoc(struct hci_dev *hdev, rem_len = __le16_to_cpu(rp->rem_len); if (rem_len > frag_len) { - BT_DBG("frag_len %d rem_len %d", frag_len, rem_len); + BT_DBG("frag_len %ld rem_len %ld", frag_len, rem_len); memcpy(assoc->data + assoc->offset, rp->frag, frag_len); assoc->offset += frag_len; -- cgit v0.10.2 From 36a75f1b3ecf94dcf140b9d3d2f7a03b7e258480 Mon Sep 17 00:00:00 2001 From: Jefferson Delfes Date: Tue, 18 Sep 2012 13:36:54 -0400 Subject: Bluetooth: Force the process of unpair command if disconnect failed The unpair process tries to disconnect any connection pending with remote. If there are some connection in connecting state, disconnect command will fail and unpair mgmt command will stay pending. That pending mgmt command can cause strange behavior like automatic unpair after a lost connection. Signed-off-by: Jefferson Delfes Acked-by: Johan Hedberg Signed-off-by: Gustavo Padovan diff --git a/net/bluetooth/mgmt.c b/net/bluetooth/mgmt.c index 8934343..b127b88 100644 --- a/net/bluetooth/mgmt.c +++ b/net/bluetooth/mgmt.c @@ -3109,6 +3109,9 @@ int mgmt_disconnect_failed(struct hci_dev *hdev, bdaddr_t *bdaddr, struct pending_cmd *cmd; int err; + mgmt_pending_foreach(MGMT_OP_UNPAIR_DEVICE, hdev, unpair_device_rsp, + hdev); + cmd = mgmt_pending_find(MGMT_OP_DISCONNECT, hdev); if (!cmd) return -ENOENT; @@ -3121,8 +3124,6 @@ int mgmt_disconnect_failed(struct hci_dev *hdev, bdaddr_t *bdaddr, mgmt_pending_remove(cmd); - mgmt_pending_foreach(MGMT_OP_UNPAIR_DEVICE, hdev, unpair_device_rsp, - hdev); return err; } -- cgit v0.10.2 From 6ed93dc6427d14cdfe0b272cc0a9ee4685ce9ad7 Mon Sep 17 00:00:00 2001 From: Andrei Emeltchenko Date: Tue, 25 Sep 2012 12:49:43 +0300 Subject: Bluetooth: Use %pMR in debug instead of batostr Instead of old unsafe batostr function use %pMR print specifier for printing Bluetooth addresses in debug and error statements. Signed-off-by: Andrei Emeltchenko Acked-by: Marcel Holtmann Signed-off-by: Gustavo Padovan diff --git a/net/bluetooth/bnep/core.c b/net/bluetooth/bnep/core.c index 4a6620b..a5b6397 100644 --- a/net/bluetooth/bnep/core.c +++ b/net/bluetooth/bnep/core.c @@ -182,8 +182,7 @@ static int bnep_ctrl_set_mcfilter(struct bnep_session *s, u8 *data, int len) a2 = data; data += ETH_ALEN; - BT_DBG("mc filter %s -> %s", - batostr((void *) a1), batostr((void *) a2)); + BT_DBG("mc filter %pMR -> %pMR", a1, a2); /* Iterate from a1 to a2 */ set_bit(bnep_mc_hash(a1), (ulong *) &s->mc_filter); diff --git a/net/bluetooth/hci_conn.c b/net/bluetooth/hci_conn.c index b9196a4..53202f6 100644 --- a/net/bluetooth/hci_conn.c +++ b/net/bluetooth/hci_conn.c @@ -320,7 +320,7 @@ struct hci_conn *hci_conn_add(struct hci_dev *hdev, int type, bdaddr_t *dst) { struct hci_conn *conn; - BT_DBG("%s dst %s", hdev->name, batostr(dst)); + BT_DBG("%s dst %pMR", hdev->name, dst); conn = kzalloc(sizeof(struct hci_conn), GFP_KERNEL); if (!conn) @@ -437,7 +437,7 @@ struct hci_dev *hci_get_route(bdaddr_t *dst, bdaddr_t *src) int use_src = bacmp(src, BDADDR_ANY); struct hci_dev *hdev = NULL, *d; - BT_DBG("%s -> %s", batostr(src), batostr(dst)); + BT_DBG("%pMR -> %pMR", src, dst); read_lock(&hci_dev_list_lock); @@ -567,7 +567,7 @@ static struct hci_conn *hci_connect_sco(struct hci_dev *hdev, int type, struct hci_conn *hci_connect(struct hci_dev *hdev, int type, bdaddr_t *dst, __u8 dst_type, __u8 sec_level, __u8 auth_type) { - BT_DBG("%s dst %s type 0x%x", hdev->name, batostr(dst), type); + BT_DBG("%s dst %pMR type 0x%x", hdev->name, dst, type); switch (type) { case LE_LINK: diff --git a/net/bluetooth/hci_core.c b/net/bluetooth/hci_core.c index e407051..ab4fca2 100644 --- a/net/bluetooth/hci_core.c +++ b/net/bluetooth/hci_core.c @@ -405,7 +405,7 @@ struct inquiry_entry *hci_inquiry_cache_lookup(struct hci_dev *hdev, struct discovery_state *cache = &hdev->discovery; struct inquiry_entry *e; - BT_DBG("cache %p, %s", cache, batostr(bdaddr)); + BT_DBG("cache %p, %pMR", cache, bdaddr); list_for_each_entry(e, &cache->all, all) { if (!bacmp(&e->data.bdaddr, bdaddr)) @@ -421,7 +421,7 @@ struct inquiry_entry *hci_inquiry_cache_lookup_unknown(struct hci_dev *hdev, struct discovery_state *cache = &hdev->discovery; struct inquiry_entry *e; - BT_DBG("cache %p, %s", cache, batostr(bdaddr)); + BT_DBG("cache %p, %pMR", cache, bdaddr); list_for_each_entry(e, &cache->unknown, list) { if (!bacmp(&e->data.bdaddr, bdaddr)) @@ -438,7 +438,7 @@ struct inquiry_entry *hci_inquiry_cache_lookup_resolve(struct hci_dev *hdev, struct discovery_state *cache = &hdev->discovery; struct inquiry_entry *e; - BT_DBG("cache %p bdaddr %s state %d", cache, batostr(bdaddr), state); + BT_DBG("cache %p bdaddr %pMR state %d", cache, bdaddr, state); list_for_each_entry(e, &cache->resolve, list) { if (!bacmp(bdaddr, BDADDR_ANY) && e->name_state == state) @@ -475,7 +475,7 @@ bool hci_inquiry_cache_update(struct hci_dev *hdev, struct inquiry_data *data, struct discovery_state *cache = &hdev->discovery; struct inquiry_entry *ie; - BT_DBG("cache %p, %s", cache, batostr(&data->bdaddr)); + BT_DBG("cache %p, %pMR", cache, &data->bdaddr); if (ssp) *ssp = data->ssp_mode; @@ -1257,7 +1257,7 @@ int hci_add_link_key(struct hci_dev *hdev, struct hci_conn *conn, int new_key, list_add(&key->list, &hdev->link_keys); } - BT_DBG("%s key for %s type %u", hdev->name, batostr(bdaddr), type); + BT_DBG("%s key for %pMR type %u", hdev->name, bdaddr, type); /* Some buggy controller combinations generate a changed * combination key for legacy pairing even when there's no @@ -1336,7 +1336,7 @@ int hci_remove_link_key(struct hci_dev *hdev, bdaddr_t *bdaddr) if (!key) return -ENOENT; - BT_DBG("%s removing %s", hdev->name, batostr(bdaddr)); + BT_DBG("%s removing %pMR", hdev->name, bdaddr); list_del(&key->list); kfree(key); @@ -1352,7 +1352,7 @@ int hci_remove_ltk(struct hci_dev *hdev, bdaddr_t *bdaddr) if (bacmp(bdaddr, &k->bdaddr)) continue; - BT_DBG("%s removing %s", hdev->name, batostr(bdaddr)); + BT_DBG("%s removing %pMR", hdev->name, bdaddr); list_del(&k->list); kfree(k); @@ -1399,7 +1399,7 @@ int hci_remove_remote_oob_data(struct hci_dev *hdev, bdaddr_t *bdaddr) if (!data) return -ENOENT; - BT_DBG("%s removing %s", hdev->name, batostr(bdaddr)); + BT_DBG("%s removing %pMR", hdev->name, bdaddr); list_del(&data->list); kfree(data); @@ -1438,7 +1438,7 @@ int hci_add_remote_oob_data(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 *hash, memcpy(data->hash, hash, sizeof(data->hash)); memcpy(data->randomizer, randomizer, sizeof(data->randomizer)); - BT_DBG("%s for %s", hdev->name, batostr(bdaddr)); + BT_DBG("%s for %pMR", hdev->name, bdaddr); return 0; } @@ -2309,8 +2309,8 @@ static void hci_link_tx_to(struct hci_dev *hdev, __u8 type) /* Kill stalled connections */ list_for_each_entry_rcu(c, &h->list, list) { if (c->type == type && c->sent) { - BT_ERR("%s killing stalled connection %s", - hdev->name, batostr(&c->dst)); + BT_ERR("%s killing stalled connection %pMR", + hdev->name, &c->dst); hci_acl_disconn(c, HCI_ERROR_REMOTE_USER_TERM); } } diff --git a/net/bluetooth/hci_event.c b/net/bluetooth/hci_event.c index 2551c4b..3151d85 100644 --- a/net/bluetooth/hci_event.c +++ b/net/bluetooth/hci_event.c @@ -1266,7 +1266,7 @@ static void hci_cs_create_conn(struct hci_dev *hdev, __u8 status) conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &cp->bdaddr); - BT_DBG("%s bdaddr %s hcon %p", hdev->name, batostr(&cp->bdaddr), conn); + BT_DBG("%s bdaddr %pMR hcon %p", hdev->name, &cp->bdaddr, conn); if (status) { if (conn && conn->state == BT_CONNECT) { @@ -1695,8 +1695,7 @@ static void hci_cs_le_create_conn(struct hci_dev *hdev, __u8 status) return; } - BT_DBG("%s bdaddr %s conn %p", hdev->name, batostr(&conn->dst), - conn); + BT_DBG("%s bdaddr %pMR conn %p", hdev->name, &conn->dst, conn); conn->state = BT_CLOSED; mgmt_connect_failed(hdev, &conn->dst, conn->type, @@ -1910,7 +1909,7 @@ static void hci_conn_request_evt(struct hci_dev *hdev, struct sk_buff *skb) struct hci_ev_conn_request *ev = (void *) skb->data; int mask = hdev->link_mode; - BT_DBG("%s bdaddr %s type 0x%x", hdev->name, batostr(&ev->bdaddr), + BT_DBG("%s bdaddr %pMR type 0x%x", hdev->name, &ev->bdaddr, ev->link_type); mask |= hci_proto_connect_ind(hdev, &ev->bdaddr, ev->link_type); @@ -2809,13 +2808,13 @@ static void hci_link_key_request_evt(struct hci_dev *hdev, struct sk_buff *skb) key = hci_find_link_key(hdev, &ev->bdaddr); if (!key) { - BT_DBG("%s link key not found for %s", hdev->name, - batostr(&ev->bdaddr)); + BT_DBG("%s link key not found for %pMR", hdev->name, + &ev->bdaddr); goto not_found; } - BT_DBG("%s found key type %u for %s", hdev->name, key->type, - batostr(&ev->bdaddr)); + BT_DBG("%s found key type %u for %pMR", hdev->name, key->type, + &ev->bdaddr); if (!test_bit(HCI_DEBUG_KEYS, &hdev->dev_flags) && key->type == HCI_LK_DEBUG_COMBINATION) { diff --git a/net/bluetooth/l2cap_core.c b/net/bluetooth/l2cap_core.c index a347522..bb42d95 100644 --- a/net/bluetooth/l2cap_core.c +++ b/net/bluetooth/l2cap_core.c @@ -1471,7 +1471,7 @@ int l2cap_chan_connect(struct l2cap_chan *chan, __le16 psm, u16 cid, __u8 auth_type; int err; - BT_DBG("%s -> %s (type %u) psm 0x%2.2x", batostr(src), batostr(dst), + BT_DBG("%pMR -> %pMR (type %u) psm 0x%2.2x", src, dst, dst_type, __le16_to_cpu(psm)); hdev = hci_get_route(dst, src); @@ -5346,7 +5346,7 @@ int l2cap_connect_ind(struct hci_dev *hdev, bdaddr_t *bdaddr) int exact = 0, lm1 = 0, lm2 = 0; struct l2cap_chan *c; - BT_DBG("hdev %s, bdaddr %s", hdev->name, batostr(bdaddr)); + BT_DBG("hdev %s, bdaddr %pMR", hdev->name, bdaddr); /* Find listening sockets and check their link_mode */ read_lock(&chan_list_lock); @@ -5376,7 +5376,7 @@ void l2cap_connect_cfm(struct hci_conn *hcon, u8 status) { struct l2cap_conn *conn; - BT_DBG("hcon %p bdaddr %s status %d", hcon, batostr(&hcon->dst), status); + BT_DBG("hcon %p bdaddr %pMR status %d", hcon, &hcon->dst, status); if (!status) { conn = l2cap_conn_add(hcon, status); diff --git a/net/bluetooth/rfcomm/core.c b/net/bluetooth/rfcomm/core.c index c75107e..f6d066c 100644 --- a/net/bluetooth/rfcomm/core.c +++ b/net/bluetooth/rfcomm/core.c @@ -377,8 +377,8 @@ static int __rfcomm_dlc_open(struct rfcomm_dlc *d, bdaddr_t *src, bdaddr_t *dst, int err = 0; u8 dlci; - BT_DBG("dlc %p state %ld %s %s channel %d", - d, d->state, batostr(src), batostr(dst), channel); + BT_DBG("dlc %p state %ld %pMR -> %pMR channel %d", + d, d->state, src, dst, channel); if (channel < 1 || channel > 30) return -EINVAL; @@ -676,7 +676,7 @@ static struct rfcomm_session *rfcomm_session_create(bdaddr_t *src, struct socket *sock; struct sock *sk; - BT_DBG("%s %s", batostr(src), batostr(dst)); + BT_DBG("%pMR -> %pMR", src, dst); *err = rfcomm_l2sock_create(&sock); if (*err < 0) diff --git a/net/bluetooth/rfcomm/sock.c b/net/bluetooth/rfcomm/sock.c index 260821a..ebd2f57 100644 --- a/net/bluetooth/rfcomm/sock.c +++ b/net/bluetooth/rfcomm/sock.c @@ -334,7 +334,7 @@ static int rfcomm_sock_bind(struct socket *sock, struct sockaddr *addr, int addr struct sock *sk = sock->sk; int err = 0; - BT_DBG("sk %p %s", sk, batostr(&sa->rc_bdaddr)); + BT_DBG("sk %p %pMR", sk, &sa->rc_bdaddr); if (!addr || addr->sa_family != AF_BLUETOOTH) return -EINVAL; diff --git a/net/bluetooth/rfcomm/tty.c b/net/bluetooth/rfcomm/tty.c index cb96077..0e487e9 100644 --- a/net/bluetooth/rfcomm/tty.c +++ b/net/bluetooth/rfcomm/tty.c @@ -663,8 +663,8 @@ static int rfcomm_tty_open(struct tty_struct *tty, struct file *filp) if (!dev) return -ENODEV; - BT_DBG("dev %p dst %s channel %d opened %d", dev, batostr(&dev->dst), - dev->channel, dev->port.count); + BT_DBG("dev %p dst %pMR channel %d opened %d", dev, &dev->dst, + dev->channel, dev->port.count); spin_lock_irqsave(&dev->port.lock, flags); if (++dev->port.count > 1) { diff --git a/net/bluetooth/sco.c b/net/bluetooth/sco.c index dc42b91..347d3b9 100644 --- a/net/bluetooth/sco.c +++ b/net/bluetooth/sco.c @@ -172,7 +172,7 @@ static int sco_connect(struct sock *sk) struct hci_dev *hdev; int err, type; - BT_DBG("%s -> %s", batostr(src), batostr(dst)); + BT_DBG("%pMR -> %pMR", src, dst); hdev = hci_get_route(dst, src); if (!hdev) @@ -460,7 +460,7 @@ static int sco_sock_bind(struct socket *sock, struct sockaddr *addr, int addr_le struct sock *sk = sock->sk; int err = 0; - BT_DBG("sk %p %s", sk, batostr(&sa->sco_bdaddr)); + BT_DBG("sk %p %pMR", sk, &sa->sco_bdaddr); if (!addr || addr->sa_family != AF_BLUETOOTH) return -EINVAL; @@ -893,7 +893,7 @@ int sco_connect_ind(struct hci_dev *hdev, bdaddr_t *bdaddr) struct hlist_node *node; int lm = 0; - BT_DBG("hdev %s, bdaddr %s", hdev->name, batostr(bdaddr)); + BT_DBG("hdev %s, bdaddr %pMR", hdev->name, bdaddr); /* Find listening sockets */ read_lock(&sco_sk_list.lock); @@ -914,7 +914,7 @@ int sco_connect_ind(struct hci_dev *hdev, bdaddr_t *bdaddr) void sco_connect_cfm(struct hci_conn *hcon, __u8 status) { - BT_DBG("hcon %p bdaddr %s status %d", hcon, batostr(&hcon->dst), status); + BT_DBG("hcon %p bdaddr %pMR status %d", hcon, &hcon->dst, status); if (!status) { struct sco_conn *conn; -- cgit v0.10.2 From fcb73338ed531dcc00cb17ca76fe3e05f774e4e9 Mon Sep 17 00:00:00 2001 From: Andrei Emeltchenko Date: Tue, 25 Sep 2012 12:49:44 +0300 Subject: Bluetooth: Use %pMR in sprintf/seq_printf instead of batostr Instead of old unsafe batostr function use %pMR print specifier for printing Bluetooth addresses in sprintf and seq_printf statements. Signed-off-by: Andrei Emeltchenko Acked-by: Marcel Holtmann Signed-off-by: Gustavo Padovan diff --git a/net/bluetooth/cmtp/core.c b/net/bluetooth/cmtp/core.c index 6c9c1fd..e0a6ebf 100644 --- a/net/bluetooth/cmtp/core.c +++ b/net/bluetooth/cmtp/core.c @@ -353,7 +353,7 @@ int cmtp_add_connection(struct cmtp_connadd_req *req, struct socket *sock) BT_DBG("mtu %d", session->mtu); - sprintf(session->name, "%s", batostr(&bt_sk(sock->sk)->dst)); + sprintf(session->name, "%pMR", &bt_sk(sock->sk)->dst); session->sock = sock; session->state = BT_CONFIG; diff --git a/net/bluetooth/hci_sysfs.c b/net/bluetooth/hci_sysfs.c index a20e61c..55cceee 100644 --- a/net/bluetooth/hci_sysfs.c +++ b/net/bluetooth/hci_sysfs.c @@ -38,7 +38,7 @@ static ssize_t show_link_address(struct device *dev, struct device_attribute *attr, char *buf) { struct hci_conn *conn = to_hci_conn(dev); - return sprintf(buf, "%s\n", batostr(&conn->dst)); + return sprintf(buf, "%pMR\n", &conn->dst); } static ssize_t show_link_features(struct device *dev, @@ -224,7 +224,7 @@ static ssize_t show_address(struct device *dev, struct device_attribute *attr, char *buf) { struct hci_dev *hdev = to_hci_dev(dev); - return sprintf(buf, "%s\n", batostr(&hdev->bdaddr)); + return sprintf(buf, "%pMR\n", &hdev->bdaddr); } static ssize_t show_features(struct device *dev, @@ -406,8 +406,8 @@ static int inquiry_cache_show(struct seq_file *f, void *p) list_for_each_entry(e, &cache->all, all) { struct inquiry_data *data = &e->data; - seq_printf(f, "%s %d %d %d 0x%.2x%.2x%.2x 0x%.4x %d %d %u\n", - batostr(&data->bdaddr), + seq_printf(f, "%pMR %d %d %d 0x%.2x%.2x%.2x 0x%.4x %d %d %u\n", + &data->bdaddr, data->pscan_rep_mode, data->pscan_period_mode, data->pscan_mode, data->dev_class[2], data->dev_class[1], data->dev_class[0], @@ -440,7 +440,7 @@ static int blacklist_show(struct seq_file *f, void *p) hci_dev_lock(hdev); list_for_each_entry(b, &hdev->blacklist, list) - seq_printf(f, "%s\n", batostr(&b->bdaddr)); + seq_printf(f, "%pMR\n", &b->bdaddr); hci_dev_unlock(hdev); diff --git a/net/bluetooth/hidp/core.c b/net/bluetooth/hidp/core.c index ccd985d..0c00284 100644 --- a/net/bluetooth/hidp/core.c +++ b/net/bluetooth/hidp/core.c @@ -932,8 +932,12 @@ static int hidp_setup_hid(struct hidp_session *session, hid->country = req->country; strncpy(hid->name, req->name, 128); - strncpy(hid->phys, batostr(&bt_sk(session->ctrl_sock->sk)->src), 64); - strncpy(hid->uniq, batostr(&bt_sk(session->ctrl_sock->sk)->dst), 64); + + snprintf(hid->phys, sizeof(hid->phys), "%pMR", + &bt_sk(session->ctrl_sock->sk)->src); + + snprintf(hid->uniq, sizeof(hid->uniq), "%pMR", + &bt_sk(session->ctrl_sock->sk)->dst); hid->dev.parent = &session->conn->dev; hid->ll_driver = &hidp_hid_driver; diff --git a/net/bluetooth/l2cap_core.c b/net/bluetooth/l2cap_core.c index bb42d95..c9ba707 100644 --- a/net/bluetooth/l2cap_core.c +++ b/net/bluetooth/l2cap_core.c @@ -5640,12 +5640,11 @@ static int l2cap_debugfs_show(struct seq_file *f, void *p) list_for_each_entry(c, &chan_list, global_l) { struct sock *sk = c->sk; - seq_printf(f, "%s %s %d %d 0x%4.4x 0x%4.4x %d %d %d %d\n", - batostr(&bt_sk(sk)->src), - batostr(&bt_sk(sk)->dst), - c->state, __le16_to_cpu(c->psm), - c->scid, c->dcid, c->imtu, c->omtu, - c->sec_level, c->mode); + seq_printf(f, "%pMR %pMR %d %d 0x%4.4x 0x%4.4x %d %d %d %d\n", + &bt_sk(sk)->src, &bt_sk(sk)->dst, + c->state, __le16_to_cpu(c->psm), + c->scid, c->dcid, c->imtu, c->omtu, + c->sec_level, c->mode); } read_unlock(&chan_list_lock); diff --git a/net/bluetooth/rfcomm/core.c b/net/bluetooth/rfcomm/core.c index f6d066c..fb1d83d 100644 --- a/net/bluetooth/rfcomm/core.c +++ b/net/bluetooth/rfcomm/core.c @@ -2125,11 +2125,10 @@ static int rfcomm_dlc_debugfs_show(struct seq_file *f, void *x) list_for_each_entry(d, &s->dlcs, list) { struct sock *sk = s->sock->sk; - seq_printf(f, "%s %s %ld %d %d %d %d\n", - batostr(&bt_sk(sk)->src), - batostr(&bt_sk(sk)->dst), - d->state, d->dlci, d->mtu, - d->rx_credits, d->tx_credits); + seq_printf(f, "%pMR %pMR %ld %d %d %d %d\n", + &bt_sk(sk)->src, &bt_sk(sk)->dst, + d->state, d->dlci, d->mtu, + d->rx_credits, d->tx_credits); } } diff --git a/net/bluetooth/rfcomm/sock.c b/net/bluetooth/rfcomm/sock.c index ebd2f57..867a065 100644 --- a/net/bluetooth/rfcomm/sock.c +++ b/net/bluetooth/rfcomm/sock.c @@ -973,10 +973,9 @@ static int rfcomm_sock_debugfs_show(struct seq_file *f, void *p) read_lock(&rfcomm_sk_list.lock); sk_for_each(sk, node, &rfcomm_sk_list.head) { - seq_printf(f, "%s %s %d %d\n", - batostr(&bt_sk(sk)->src), - batostr(&bt_sk(sk)->dst), - sk->sk_state, rfcomm_pi(sk)->channel); + seq_printf(f, "%pMR %pMR %d %d\n", + &bt_sk(sk)->src, &bt_sk(sk)->dst, + sk->sk_state, rfcomm_pi(sk)->channel); } read_unlock(&rfcomm_sk_list.lock); diff --git a/net/bluetooth/rfcomm/tty.c b/net/bluetooth/rfcomm/tty.c index 0e487e9..6baf64d 100644 --- a/net/bluetooth/rfcomm/tty.c +++ b/net/bluetooth/rfcomm/tty.c @@ -166,7 +166,7 @@ static struct device *rfcomm_get_device(struct rfcomm_dev *dev) static ssize_t show_address(struct device *tty_dev, struct device_attribute *attr, char *buf) { struct rfcomm_dev *dev = dev_get_drvdata(tty_dev); - return sprintf(buf, "%s\n", batostr(&dev->dst)); + return sprintf(buf, "%pMR\n", &dev->dst); } static ssize_t show_channel(struct device *tty_dev, struct device_attribute *attr, char *buf) diff --git a/net/bluetooth/sco.c b/net/bluetooth/sco.c index 347d3b9..450cdcd 100644 --- a/net/bluetooth/sco.c +++ b/net/bluetooth/sco.c @@ -959,8 +959,8 @@ static int sco_debugfs_show(struct seq_file *f, void *p) read_lock(&sco_sk_list.lock); sk_for_each(sk, node, &sco_sk_list.head) { - seq_printf(f, "%s %s %d\n", batostr(&bt_sk(sk)->src), - batostr(&bt_sk(sk)->dst), sk->sk_state); + seq_printf(f, "%pMR %pMR %d\n", &bt_sk(sk)->src, + &bt_sk(sk)->dst, sk->sk_state); } read_unlock(&sco_sk_list.lock); -- cgit v0.10.2 From 7028a8860f07d0efc5fdd7527fec065b818d108b Mon Sep 17 00:00:00 2001 From: Andrei Emeltchenko Date: Tue, 25 Sep 2012 12:49:45 +0300 Subject: Bluetooth: Use %pMR instead of baswap in seq_show Use new bluetooth address print specifier %pMR for printing bluetooth addresses instead of dedicated variable and baswap. Signed-off-by: Andrei Emeltchenko Acked-by: Marcel Holtmann Signed-off-by: Gustavo Padovan diff --git a/net/bluetooth/af_bluetooth.c b/net/bluetooth/af_bluetooth.c index 9d49ee6..a9ad589 100644 --- a/net/bluetooth/af_bluetooth.c +++ b/net/bluetooth/af_bluetooth.c @@ -569,7 +569,6 @@ static int bt_seq_show(struct seq_file *seq, void *v) { struct bt_seq_state *s = seq->private; struct bt_sock_list *l = s->l; - bdaddr_t src_baswapped, dst_baswapped; if (v == SEQ_START_TOKEN) { seq_puts(seq ,"sk RefCnt Rmem Wmem User Inode Src Dst Parent"); @@ -583,18 +582,17 @@ static int bt_seq_show(struct seq_file *seq, void *v) } else { struct sock *sk = sk_entry(v); struct bt_sock *bt = bt_sk(sk); - baswap(&src_baswapped, &bt->src); - baswap(&dst_baswapped, &bt->dst); - seq_printf(seq, "%pK %-6d %-6u %-6u %-6u %-6lu %pM %pM %-6lu", + seq_printf(seq, + "%pK %-6d %-6u %-6u %-6u %-6lu %pMR %pMR %-6lu", sk, atomic_read(&sk->sk_refcnt), sk_rmem_alloc_get(sk), sk_wmem_alloc_get(sk), sock_i_uid(sk), sock_i_ino(sk), - &src_baswapped, - &dst_baswapped, + &bt->src, + &bt->dst, bt->parent? sock_i_ino(bt->parent): 0LU); if (l->custom_seq_show) { -- cgit v0.10.2 From d945df256a7b2446227fafae2f89db85597412ef Mon Sep 17 00:00:00 2001 From: Andrei Emeltchenko Date: Tue, 25 Sep 2012 12:49:46 +0300 Subject: bluetooth: Remove unneeded batostr function batostr is not needed anymore since for printing Bluetooth addresses we use %pMR specifier. Signed-off-by: Andrei Emeltchenko Acked-by: Marcel Holtmann Signed-off-by: Gustavo Padovan diff --git a/include/net/bluetooth/bluetooth.h b/include/net/bluetooth/bluetooth.h index ede0369..2554b3f 100644 --- a/include/net/bluetooth/bluetooth.h +++ b/include/net/bluetooth/bluetooth.h @@ -180,7 +180,6 @@ static inline void bacpy(bdaddr_t *dst, bdaddr_t *src) } void baswap(bdaddr_t *dst, bdaddr_t *src); -char *batostr(bdaddr_t *ba); /* Common socket structures and functions */ diff --git a/net/bluetooth/lib.c b/net/bluetooth/lib.c index e1c9752..b3fbc73 100644 --- a/net/bluetooth/lib.c +++ b/net/bluetooth/lib.c @@ -41,20 +41,6 @@ void baswap(bdaddr_t *dst, bdaddr_t *src) } EXPORT_SYMBOL(baswap); -char *batostr(bdaddr_t *ba) -{ - static char str[2][18]; - static int i = 1; - - i ^= 1; - sprintf(str[i], "%2.2X:%2.2X:%2.2X:%2.2X:%2.2X:%2.2X", - ba->b[5], ba->b[4], ba->b[3], - ba->b[2], ba->b[1], ba->b[0]); - - return str[i]; -} -EXPORT_SYMBOL(batostr); - /* Bluetooth error codes to Unix errno mapping */ int bt_to_errno(__u16 code) { -- cgit v0.10.2 From ee22be7ef4f1d010a76fb41dc8fc687d38e606a3 Mon Sep 17 00:00:00 2001 From: Andrei Emeltchenko Date: Fri, 21 Sep 2012 12:30:04 +0300 Subject: Bluetooth: Factor out hci_queue_acl Use hci_chan as parameter instead of hci_conn as we need logical handle from hci_chan for AMP link. Signed-off-by: Andrei Emeltchenko Signed-off-by: Gustavo Padovan diff --git a/net/bluetooth/hci_core.c b/net/bluetooth/hci_core.c index ab4fca2..bd26cb5 100644 --- a/net/bluetooth/hci_core.c +++ b/net/bluetooth/hci_core.c @@ -2151,9 +2151,10 @@ static void hci_add_acl_hdr(struct sk_buff *skb, __u16 handle, __u16 flags) hdr->dlen = cpu_to_le16(len); } -static void hci_queue_acl(struct hci_conn *conn, struct sk_buff_head *queue, +static void hci_queue_acl(struct hci_chan *chan, struct sk_buff_head *queue, struct sk_buff *skb, __u16 flags) { + struct hci_conn *conn = chan->conn; struct hci_dev *hdev = conn->hdev; struct sk_buff *list; @@ -2200,14 +2201,13 @@ static void hci_queue_acl(struct hci_conn *conn, struct sk_buff_head *queue, void hci_send_acl(struct hci_chan *chan, struct sk_buff *skb, __u16 flags) { - struct hci_conn *conn = chan->conn; - struct hci_dev *hdev = conn->hdev; + struct hci_dev *hdev = chan->conn->hdev; BT_DBG("%s chan %p flags 0x%4.4x", hdev->name, chan, flags); skb->dev = (void *) hdev; - hci_queue_acl(conn, &chan->data_q, skb, flags); + hci_queue_acl(chan, &chan->data_q, skb, flags); queue_work(hdev->workqueue, &hdev->tx_work); } -- cgit v0.10.2 From 29d8a5909bba10accb82eb805c884a2943d7710f Mon Sep 17 00:00:00 2001 From: Andrei Emeltchenko Date: Fri, 21 Sep 2012 12:30:05 +0300 Subject: Bluetooth: Factor out Create Configuration Response Use function to factor out similar code. For BR/EDR send EFS Configuration Response immediately, for HS response will be sent after receiving HCI Logical Link Complete event in the following patches. Signed-off-by: Andrei Emeltchenko Signed-off-by: Gustavo Padovan diff --git a/net/bluetooth/l2cap_core.c b/net/bluetooth/l2cap_core.c index c9ba707..b4e707b 100644 --- a/net/bluetooth/l2cap_core.c +++ b/net/bluetooth/l2cap_core.c @@ -3582,6 +3582,22 @@ static inline void set_default_fcs(struct l2cap_chan *chan) chan->fcs = L2CAP_FCS_CRC16; } +static void l2cap_send_efs_conf_rsp(struct l2cap_chan *chan, void *data, + u8 ident, u16 flags) +{ + struct l2cap_conn *conn = chan->conn; + + BT_DBG("conn %p chan %p ident %d flags 0x%4.4x", conn, chan, ident, + flags); + + clear_bit(CONF_LOC_CONF_PEND, &chan->conf_state); + set_bit(CONF_OUTPUT_DONE, &chan->conf_state); + + l2cap_send_cmd(conn, ident, L2CAP_CONF_RSP, + l2cap_build_conf_rsp(chan, data, + L2CAP_CONF_SUCCESS, flags), data); +} + static inline int l2cap_config_req(struct l2cap_conn *conn, struct l2cap_cmd_hdr *cmd, u16 cmd_len, u8 *data) { struct l2cap_conf_req *req = (struct l2cap_conf_req *) data; @@ -3673,16 +3689,11 @@ static inline int l2cap_config_req(struct l2cap_conn *conn, struct l2cap_cmd_hdr /* Got Conf Rsp PENDING from remote side and asume we sent Conf Rsp PENDING in the code above */ if (test_bit(CONF_REM_CONF_PEND, &chan->conf_state) && - test_bit(CONF_LOC_CONF_PEND, &chan->conf_state)) { + test_bit(CONF_LOC_CONF_PEND, &chan->conf_state)) { /* check compatibility */ - clear_bit(CONF_LOC_CONF_PEND, &chan->conf_state); - set_bit(CONF_OUTPUT_DONE, &chan->conf_state); - - l2cap_send_cmd(conn, cmd->ident, L2CAP_CONF_RSP, - l2cap_build_conf_rsp(chan, rsp, - L2CAP_CONF_SUCCESS, flags), rsp); + l2cap_send_efs_conf_rsp(chan, rsp, cmd->ident, flags); } unlock: @@ -3730,12 +3741,7 @@ static inline int l2cap_config_rsp(struct l2cap_conn *conn, struct l2cap_cmd_hdr /* check compatibility */ - clear_bit(CONF_LOC_CONF_PEND, &chan->conf_state); - set_bit(CONF_OUTPUT_DONE, &chan->conf_state); - - l2cap_send_cmd(conn, cmd->ident, L2CAP_CONF_RSP, - l2cap_build_conf_rsp(chan, buf, - L2CAP_CONF_SUCCESS, 0x0000), buf); + l2cap_send_efs_conf_rsp(chan, buf, cmd->ident, 0); } goto done; -- cgit v0.10.2 From 2e430be386e97224c37086a5a48fa05a9f9b79bb Mon Sep 17 00:00:00 2001 From: Andrei Emeltchenko Date: Fri, 28 Sep 2012 14:44:23 +0300 Subject: Bluetooth: Use %zu print specifier for size_t type Correct warnings Reported-by: Fengguang Wu Signed-off-by: Andrei Emeltchenko Signed-off-by: Gustavo Padovan diff --git a/net/bluetooth/hci_event.c b/net/bluetooth/hci_event.c index 3151d85..82e478a 100644 --- a/net/bluetooth/hci_event.c +++ b/net/bluetooth/hci_event.c @@ -883,7 +883,7 @@ static void hci_cc_read_local_amp_assoc(struct hci_dev *hdev, rem_len = __le16_to_cpu(rp->rem_len); if (rem_len > frag_len) { - BT_DBG("frag_len %ld rem_len %ld", frag_len, rem_len); + BT_DBG("frag_len %zu rem_len %zu", frag_len, rem_len); memcpy(assoc->data + assoc->offset, rp->frag, frag_len); assoc->offset += frag_len; -- cgit v0.10.2 From 13465c0aeb9c56a4e4799f25aeff41d05f8a3fab Mon Sep 17 00:00:00 2001 From: Andrei Emeltchenko Date: Fri, 28 Sep 2012 16:55:00 +0300 Subject: Bluetooth: A2MP: Correct assoc_len size Correct assoc_len and fix warning for x86-64 by using %zu specifier. Reported-by: Fengguang Wu Signed-off-by: Andrei Emeltchenko Signed-off-by: Gustavo Padovan diff --git a/net/bluetooth/a2mp.c b/net/bluetooth/a2mp.c index 61e657a..42788cd 100644 --- a/net/bluetooth/a2mp.c +++ b/net/bluetooth/a2mp.c @@ -379,12 +379,15 @@ static int a2mp_getampassoc_rsp(struct amp_mgr *mgr, struct sk_buff *skb, struct hci_dev *hdev; struct amp_ctrl *ctrl; struct hci_conn *hcon; + size_t assoc_len; if (len < sizeof(*rsp)) return -EINVAL; - BT_DBG("id %d status 0x%2.2x assoc len %lu", rsp->id, rsp->status, - len - sizeof(*rsp)); + assoc_len = len - sizeof(*rsp); + + BT_DBG("id %d status 0x%2.2x assoc len %zu", rsp->id, rsp->status, + assoc_len); if (rsp->status) return -EINVAL; @@ -392,7 +395,7 @@ static int a2mp_getampassoc_rsp(struct amp_mgr *mgr, struct sk_buff *skb, /* Save remote ASSOC data */ ctrl = amp_ctrl_lookup(mgr, rsp->id); if (ctrl) { - u8 *assoc, assoc_len = len - sizeof(*rsp); + u8 *assoc; assoc = kzalloc(assoc_len, GFP_KERNEL); if (!assoc) { @@ -466,7 +469,8 @@ static int a2mp_createphyslink_req(struct amp_mgr *mgr, struct sk_buff *skb, } if (ctrl) { - u8 *assoc, assoc_len = le16_to_cpu(hdr->len) - sizeof(*req); + size_t assoc_len = le16_to_cpu(hdr->len) - sizeof(*req); + u8 *assoc; ctrl->id = rsp.remote_id; -- cgit v0.10.2 From 42632805f5f2d754567e9fff5298d14a40680d71 Mon Sep 17 00:00:00 2001 From: Andrei Emeltchenko Date: Fri, 28 Sep 2012 14:36:08 +0300 Subject: Bluetooth: btmrvl: Correct num_block name Make code readable by correcting name from buf_block_len to num_blocks since it represent number of blocks; NOT a length of a block buffer. Signed-off-by: Andrei Emeltchenko Signed-off-by: Gustavo Padovan diff --git a/drivers/bluetooth/btmrvl_sdio.c b/drivers/bluetooth/btmrvl_sdio.c index 3f4bfc8..645b42e 100644 --- a/drivers/bluetooth/btmrvl_sdio.c +++ b/drivers/bluetooth/btmrvl_sdio.c @@ -492,7 +492,7 @@ done: static int btmrvl_sdio_card_to_host(struct btmrvl_private *priv) { u16 buf_len = 0; - int ret, buf_block_len, blksz; + int ret, num_blocks, blksz; struct sk_buff *skb = NULL; u32 type; u8 *payload = NULL; @@ -514,18 +514,17 @@ static int btmrvl_sdio_card_to_host(struct btmrvl_private *priv) } blksz = SDIO_BLOCK_SIZE; - buf_block_len = (buf_len + blksz - 1) / blksz; + num_blocks = (buf_len + blksz - 1) / blksz; if (buf_len <= SDIO_HEADER_LEN - || (buf_block_len * blksz) > ALLOC_BUF_SIZE) { + || (num_blocks * blksz) > ALLOC_BUF_SIZE) { BT_ERR("invalid packet length: %d", buf_len); ret = -EINVAL; goto exit; } /* Allocate buffer */ - skb = bt_skb_alloc(buf_block_len * blksz + BTSDIO_DMA_ALIGN, - GFP_ATOMIC); + skb = bt_skb_alloc(num_blocks * blksz + BTSDIO_DMA_ALIGN, GFP_ATOMIC); if (skb == NULL) { BT_ERR("No free skb"); goto exit; @@ -541,7 +540,7 @@ static int btmrvl_sdio_card_to_host(struct btmrvl_private *priv) payload = skb->data; ret = sdio_readsb(card->func, payload, card->ioport, - buf_block_len * blksz); + num_blocks * blksz); if (ret < 0) { BT_ERR("readsb failed: %d", ret); ret = -EIO; @@ -590,7 +589,7 @@ static int btmrvl_sdio_card_to_host(struct btmrvl_private *priv) default: BT_ERR("Unknown packet type:%d", type); print_hex_dump_bytes("", DUMP_PREFIX_OFFSET, payload, - blksz * buf_block_len); + blksz * num_blocks); kfree_skb(skb); skb = NULL; -- cgit v0.10.2 From e678bad515f06d3ca5def3a28aa21a5aeb51cf30 Mon Sep 17 00:00:00 2001 From: Andrei Emeltchenko Date: Fri, 28 Sep 2012 14:36:09 +0300 Subject: Bluetooth: btmrvl: Use DIV_ROUND_UP macro The kernel.h macro DIV_ROUND_UP performs the computation (((n) + (d) - 1) / (d)) Signed-off-by: Andrei Emeltchenko Signed-off-by: Gustavo Padovan diff --git a/drivers/bluetooth/btmrvl_sdio.c b/drivers/bluetooth/btmrvl_sdio.c index 645b42e..ec5c456 100644 --- a/drivers/bluetooth/btmrvl_sdio.c +++ b/drivers/bluetooth/btmrvl_sdio.c @@ -514,7 +514,7 @@ static int btmrvl_sdio_card_to_host(struct btmrvl_private *priv) } blksz = SDIO_BLOCK_SIZE; - num_blocks = (buf_len + blksz - 1) / blksz; + num_blocks = DIV_ROUND_UP(buf_len, blksz); if (buf_len <= SDIO_HEADER_LEN || (num_blocks * blksz) > ALLOC_BUF_SIZE) { -- cgit v0.10.2 From 9cb23dd4b6361538eeca33f463b649e8939edde1 Mon Sep 17 00:00:00 2001 From: Andrei Emeltchenko Date: Fri, 28 Sep 2012 14:36:10 +0300 Subject: Bluetooth: btmrvl: Fix skb buffer overflow Add extra check to avoid skb buffer overflow. Fixes crash below: [ 101.030427] ------------[ cut here ]------------ [ 101.030459] kernel BUG at net/core/skbuff.c:127! [ 101.030486] invalid opcode: 0000 [#1] SMP ... [ 101.030806] Pid: 2010, comm: btmrvl_main_ser Not tainted 3.5.0+ #80 Laptop [ 101.030859] EIP: 0060:[] EFLAGS: 00010282 CPU: 0 [ 101.030894] EIP is at skb_put+0x99/0xa0 [ 101.030919] EAX: 00000080 EBX: f129380b ECX: ef923540 EDX: 00000001 [ 101.030956] ESI: f00a4000 EDI: 00001003 EBP: ed4a5efc ESP: ed4a5ecc [ 101.030992] DS: 007b ES: 007b FS: 00d8 GS: 00e0 SS: 0068 [ 101.031024] CR0: 8005003b CR2: 08fca014 CR3: 30960000 CR4: 000407f0 [ 101.031062] DR0: 00000000 DR1: 00000000 DR2: 00000000 DR3: 00000000 [ 101.031100] DR6: ffff0ff0 DR7: 00000400 [ 101.031125] Process btmrvl_main_ser (pid: 2010, ti=ed4a4000 task=ef923540 task.ti=ed4a4000) [ 101.031174] Stack: [ 101.031188] c18126f8 c1651938 f853f8d2 00001003 00001003 f1292800 f1292808 f129380b [ 101.031250] f1292940 f00a4000 eddb1280 efc0f9c0 ed4a5f44 f853f8d2 00000040 00000000 [ 101.031312] ef923540 c15ee096 ef923540 eddb12d4 00000004 f00a4000 00000040 00000000 [ 101.031376] Call Trace: [ 101.031396] [] ? btmrvl_sdio_process_int_status+0x272/0x3d0 [btmrvl_sdio] [ 101.031444] [] btmrvl_sdio_process_int_status+0x272/0x3d0 [btmrvl_sdio] [ 101.031488] [] ? _raw_spin_unlock_irqrestore+0x36/0x70 [ 101.031526] [] btmrvl_service_main_thread+0x244/0x300 [btmrvl] [ 101.031568] [] ? btmrvl_sdio_poll_card_status.isra.6.constprop.7+0x90/0x90 [btmrvl_sdio] [ 101.031619] [] ? try_to_wake_up+0x270/0x270 [ 101.031648] [] ? btmrvl_process_event+0x3b0/0x3b0 [btmrvl] [ 101.031686] [] kthread+0x7d/0x90 [ 101.031713] [] ? flush_kthread_work+0x150/0x150 [ 101.031745] [] kernel_thread_helper+0x6/0x10 ... [ 101.032008] EIP: [] skb_put+0x99/0xa0 SS:ESP 0068:ed4a5ecc [ 101.056125] ---[ end trace a0bd01d1a9a796c8 ]--- Signed-off-by: Andrei Emeltchenko Signed-off-by: Gustavo Padovan diff --git a/drivers/bluetooth/btmrvl_sdio.c b/drivers/bluetooth/btmrvl_sdio.c index ec5c456..1896e91 100644 --- a/drivers/bluetooth/btmrvl_sdio.c +++ b/drivers/bluetooth/btmrvl_sdio.c @@ -552,7 +552,16 @@ static int btmrvl_sdio_card_to_host(struct btmrvl_private *priv) */ buf_len = payload[0]; - buf_len |= (u16) payload[1] << 8; + buf_len |= payload[1] << 8; + buf_len |= payload[2] << 16; + + if (buf_len > blksz * num_blocks) { + BT_ERR("Skip incorrect packet: hdrlen %d buffer %d", + buf_len, blksz * num_blocks); + ret = -EIO; + goto exit; + } + type = payload[3]; switch (type) { -- cgit v0.10.2 From bc8dce4f7b4908bac69acac34d19b4234ba19cee Mon Sep 17 00:00:00 2001 From: Andrei Emeltchenko Date: Fri, 28 Sep 2012 14:28:50 +0300 Subject: Bluetooth: A2MP: Fix potential NULL dereference Return INVALID_CTRL_ID for unknown AMP controller and for BR/EDR controller and fixes dereference possible NULL pointer. Signed-off-by: Andrei Emeltchenko Signed-off-by: Gustavo Padovan diff --git a/net/bluetooth/a2mp.c b/net/bluetooth/a2mp.c index 42788cd..d4946b5 100644 --- a/net/bluetooth/a2mp.c +++ b/net/bluetooth/a2mp.c @@ -278,7 +278,7 @@ static int a2mp_getinfo_req(struct amp_mgr *mgr, struct sk_buff *skb, BT_DBG("id %d", req->id); hdev = hci_dev_get(req->id); - if (!hdev) { + if (!hdev || hdev->dev_type != HCI_AMP) { struct a2mp_info_rsp rsp; rsp.id = req->id; @@ -286,14 +286,16 @@ static int a2mp_getinfo_req(struct amp_mgr *mgr, struct sk_buff *skb, a2mp_send(mgr, A2MP_GETINFO_RSP, hdr->ident, sizeof(rsp), &rsp); - } - if (hdev->dev_type != HCI_BREDR) { - mgr->state = READ_LOC_AMP_INFO; - hci_send_cmd(hdev, HCI_OP_READ_LOCAL_AMP_INFO, 0, NULL); + goto done; } - hci_dev_put(hdev); + mgr->state = READ_LOC_AMP_INFO; + hci_send_cmd(hdev, HCI_OP_READ_LOCAL_AMP_INFO, 0, NULL); + +done: + if (hdev) + hci_dev_put(hdev); skb_pull(skb, sizeof(*req)); return 0; -- cgit v0.10.2 From dfee1ebc0e363ff1dc233c4a5246bf3e7f5c5ca6 Mon Sep 17 00:00:00 2001 From: Rami Rosen Date: Mon, 1 Oct 2012 19:37:31 +0200 Subject: Bluetooth: remove unused member of hci_dev. This patch removes core_data member from hci_dev struct as it is unused. Signed-off-by: Rami Rosen Acked-by: Marcel Holtmann Signed-off-by: Gustavo Padovan diff --git a/include/net/bluetooth/hci_core.h b/include/net/bluetooth/hci_core.h index ea1f934..90ae4f0 100644 --- a/include/net/bluetooth/hci_core.h +++ b/include/net/bluetooth/hci_core.h @@ -262,8 +262,6 @@ struct hci_dev { struct sk_buff_head driver_init; - void *core_data; - atomic_t promisc; struct dentry *debugfs; -- cgit v0.10.2 From 079db0c6e3854b3af9808268f3b884fa48ed0034 Mon Sep 17 00:00:00 2001 From: Andrei Emeltchenko Date: Fri, 5 Oct 2012 16:56:53 +0300 Subject: Bluetooth: AMP: Fix possible NULL dereference Check that link key exist before accessing. Signed-off-by: Andrei Emeltchenko Signed-off-by: Gustavo Padovan diff --git a/net/bluetooth/amp.c b/net/bluetooth/amp.c index 5dab2d1..b6e1c3a 100644 --- a/net/bluetooth/amp.c +++ b/net/bluetooth/amp.c @@ -184,6 +184,10 @@ int phylink_gen_key(struct hci_conn *conn, u8 *data, u8 *len, u8 *type) *len = HCI_AMP_LINK_KEY_SIZE; key = hci_find_link_key(hdev, &conn->dst); + if (!key) { + BT_DBG("No Link key for conn %p dst %pMR", conn, &conn->dst); + return -EACCES; + } /* BR/EDR Link Key concatenated together with itself */ memcpy(&keybuf[0], key->val, HCI_LINK_KEY_SIZE); -- cgit v0.10.2 From 85e34368dea6fc8a2d16464e01c85d3b7bd682bd Mon Sep 17 00:00:00 2001 From: Andrei Emeltchenko Date: Fri, 5 Oct 2012 16:56:54 +0300 Subject: Bluetooth: Fix dereference after NULL check Move code dereferencing possible NULL pointer to the check branch. Signed-off-by: Andrei Emeltchenko Signed-off-by: Gustavo Padovan diff --git a/net/bluetooth/l2cap_sock.c b/net/bluetooth/l2cap_sock.c index 2542abd..a71c408 100644 --- a/net/bluetooth/l2cap_sock.c +++ b/net/bluetooth/l2cap_sock.c @@ -382,13 +382,14 @@ static int l2cap_sock_getsockopt(struct socket *sock, int level, int optname, ch } memset(&sec, 0, sizeof(sec)); - if (chan->conn) + if (chan->conn) { sec.level = chan->conn->hcon->sec_level; - else - sec.level = chan->sec_level; - if (sk->sk_state == BT_CONNECTED) - sec.key_size = chan->conn->hcon->enc_key_size; + if (sk->sk_state == BT_CONNECTED) + sec.key_size = chan->conn->hcon->enc_key_size; + } else { + sec.level = chan->sec_level; + } len = min_t(unsigned int, len, sizeof(sec)); if (copy_to_user(optval, (char *) &sec, len)) -- cgit v0.10.2 From fa4ebc66c432d0e0ec947cb754d4144c4a681f28 Mon Sep 17 00:00:00 2001 From: Andrei Emeltchenko Date: Fri, 5 Oct 2012 16:56:55 +0300 Subject: Bluetooth: AMP: Factor out amp_ctrl_add Add ctrl_id parameter to amp_ctrl_add since we always set it after function ctrl is created. Signed-off-by: Andrei Emeltchenko Signed-off-by: Gustavo Padovan diff --git a/include/net/bluetooth/amp.h b/include/net/bluetooth/amp.h index b1e5490..ae2c3e5 100644 --- a/include/net/bluetooth/amp.h +++ b/include/net/bluetooth/amp.h @@ -26,7 +26,7 @@ struct amp_ctrl { int amp_ctrl_put(struct amp_ctrl *ctrl); void amp_ctrl_get(struct amp_ctrl *ctrl); -struct amp_ctrl *amp_ctrl_add(struct amp_mgr *mgr); +struct amp_ctrl *amp_ctrl_add(struct amp_mgr *mgr, u8 id); struct amp_ctrl *amp_ctrl_lookup(struct amp_mgr *mgr, u8 id); void amp_ctrl_list_flush(struct amp_mgr *mgr); diff --git a/net/bluetooth/a2mp.c b/net/bluetooth/a2mp.c index d4946b5..88a4b58 100644 --- a/net/bluetooth/a2mp.c +++ b/net/bluetooth/a2mp.c @@ -316,12 +316,10 @@ static int a2mp_getinfo_rsp(struct amp_mgr *mgr, struct sk_buff *skb, if (rsp->status) return -EINVAL; - ctrl = amp_ctrl_add(mgr); + ctrl = amp_ctrl_add(mgr, rsp->id); if (!ctrl) return -ENOMEM; - ctrl->id = rsp->id; - req.id = rsp->id; a2mp_send(mgr, A2MP_GETAMPASSOC_REQ, __next_ident(mgr), sizeof(req), &req); @@ -461,7 +459,7 @@ static int a2mp_createphyslink_req(struct amp_mgr *mgr, struct sk_buff *skb, ctrl = amp_ctrl_lookup(mgr, rsp.remote_id); if (!ctrl) { - ctrl = amp_ctrl_add(mgr); + ctrl = amp_ctrl_add(mgr, rsp.remote_id); if (ctrl) { amp_ctrl_get(ctrl); } else { @@ -474,8 +472,6 @@ static int a2mp_createphyslink_req(struct amp_mgr *mgr, struct sk_buff *skb, size_t assoc_len = le16_to_cpu(hdr->len) - sizeof(*req); u8 *assoc; - ctrl->id = rsp.remote_id; - assoc = kzalloc(assoc_len, GFP_KERNEL); if (!assoc) { amp_ctrl_put(ctrl); diff --git a/net/bluetooth/amp.c b/net/bluetooth/amp.c index b6e1c3a..2fc5562 100644 --- a/net/bluetooth/amp.c +++ b/net/bluetooth/amp.c @@ -45,7 +45,7 @@ int amp_ctrl_put(struct amp_ctrl *ctrl) return kref_put(&ctrl->kref, &_ctrl_destroy); } -struct amp_ctrl *amp_ctrl_add(struct amp_mgr *mgr) +struct amp_ctrl *amp_ctrl_add(struct amp_mgr *mgr, u8 id) { struct amp_ctrl *ctrl; @@ -53,12 +53,13 @@ struct amp_ctrl *amp_ctrl_add(struct amp_mgr *mgr) if (!ctrl) return NULL; + kref_init(&ctrl->kref); + ctrl->id = id; + mutex_lock(&mgr->amp_ctrls_lock); list_add(&ctrl->list, &mgr->amp_ctrls); mutex_unlock(&mgr->amp_ctrls_lock); - kref_init(&ctrl->kref); - BT_DBG("mgr %p ctrl %p", mgr, ctrl); return ctrl; -- cgit v0.10.2 From a0c234fe8972aa6a5afe2db6c27a3f5d5fbd88e7 Mon Sep 17 00:00:00 2001 From: Andrei Emeltchenko Date: Fri, 5 Oct 2012 16:56:56 +0300 Subject: Bluetooth: AMP: Factor out phylink_add Add direction parameter to phylink_add since it is anyway set later. Signed-off-by: Andrei Emeltchenko Signed-off-by: Gustavo Padovan diff --git a/include/net/bluetooth/amp.h b/include/net/bluetooth/amp.h index ae2c3e5..2e7c79e 100644 --- a/include/net/bluetooth/amp.h +++ b/include/net/bluetooth/amp.h @@ -31,7 +31,7 @@ struct amp_ctrl *amp_ctrl_lookup(struct amp_mgr *mgr, u8 id); void amp_ctrl_list_flush(struct amp_mgr *mgr); struct hci_conn *phylink_add(struct hci_dev *hdev, struct amp_mgr *mgr, - u8 remote_id); + u8 remote_id, bool out); int phylink_gen_key(struct hci_conn *hcon, u8 *data, u8 *len, u8 *type); diff --git a/net/bluetooth/a2mp.c b/net/bluetooth/a2mp.c index 88a4b58..3ff4dc9 100644 --- a/net/bluetooth/a2mp.c +++ b/net/bluetooth/a2mp.c @@ -417,7 +417,7 @@ static int a2mp_getampassoc_rsp(struct amp_mgr *mgr, struct sk_buff *skb, if (!hdev) return -EINVAL; - hcon = phylink_add(hdev, mgr, rsp->id); + hcon = phylink_add(hdev, mgr, rsp->id, true); if (!hcon) goto done; @@ -487,7 +487,7 @@ static int a2mp_createphyslink_req(struct amp_mgr *mgr, struct sk_buff *skb, amp_ctrl_put(ctrl); } - hcon = phylink_add(hdev, mgr, req->local_id); + hcon = phylink_add(hdev, mgr, req->local_id, false); if (hcon) { amp_accept_phylink(hdev, mgr, hcon); rsp.status = A2MP_STATUS_SUCCESS; diff --git a/net/bluetooth/amp.c b/net/bluetooth/amp.c index 2fc5562..59da0f1 100644 --- a/net/bluetooth/amp.c +++ b/net/bluetooth/amp.c @@ -108,7 +108,7 @@ static u8 __next_handle(struct amp_mgr *mgr) } struct hci_conn *phylink_add(struct hci_dev *hdev, struct amp_mgr *mgr, - u8 remote_id) + u8 remote_id, bool out) { bdaddr_t *dst = mgr->l2cap_conn->dst; struct hci_conn *hcon; @@ -117,12 +117,14 @@ struct hci_conn *phylink_add(struct hci_dev *hdev, struct amp_mgr *mgr, if (!hcon) return NULL; + BT_DBG("hcon %p dst %pMR", hcon, dst); + hcon->state = BT_CONNECT; - hcon->out = true; hcon->attempt++; hcon->handle = __next_handle(mgr); hcon->remote_id = remote_id; hcon->amp_mgr = mgr; + hcon->out = out; return hcon; } -- cgit v0.10.2 From dcc042d56f66fb2a9db6a2683e6aa4815782da8b Mon Sep 17 00:00:00 2001 From: Andrei Emeltchenko Date: Fri, 5 Oct 2012 16:56:57 +0300 Subject: Bluetooth: AMP: Use block_mtu for AMP controller Signed-off-by: Andrei Emeltchenko Signed-off-by: Gustavo Padovan diff --git a/net/bluetooth/l2cap_core.c b/net/bluetooth/l2cap_core.c index b4e707b..d605bbf 100644 --- a/net/bluetooth/l2cap_core.c +++ b/net/bluetooth/l2cap_core.c @@ -1390,10 +1390,22 @@ static struct l2cap_conn *l2cap_conn_add(struct hci_conn *hcon, u8 status) BT_DBG("hcon %p conn %p hchan %p", hcon, conn, hchan); - if (hcon->hdev->le_mtu && hcon->type == LE_LINK) - conn->mtu = hcon->hdev->le_mtu; - else + switch (hcon->type) { + case AMP_LINK: + conn->mtu = hcon->hdev->block_mtu; + break; + + case LE_LINK: + if (hcon->hdev->le_mtu) { + conn->mtu = hcon->hdev->le_mtu; + break; + } + /* fall through */ + + default: conn->mtu = hcon->hdev->acl_mtu; + break; + } conn->src = &hcon->hdev->bdaddr; conn->dst = &hcon->dst; -- cgit v0.10.2 From 0b4558e388e72b6d088a057833bafb816ff8af85 Mon Sep 17 00:00:00 2001 From: Andrei Emeltchenko Date: Fri, 5 Oct 2012 16:56:58 +0300 Subject: Bluetooth: Adjust L2CAP Max PDU size for AMP packets Maximum PDU size is defined by new BT Spec as 1492 octets. Signed-off-by: Andrei Emeltchenko Reviewed-by: Mat Martineau Signed-off-by: Gustavo Padovan diff --git a/include/net/bluetooth/l2cap.h b/include/net/bluetooth/l2cap.h index ab58b81..7002f0d 100644 --- a/include/net/bluetooth/l2cap.h +++ b/include/net/bluetooth/l2cap.h @@ -38,7 +38,7 @@ #define L2CAP_DEFAULT_MAX_TX 3 #define L2CAP_DEFAULT_RETRANS_TO 2000 /* 2 seconds */ #define L2CAP_DEFAULT_MONITOR_TO 12000 /* 12 seconds */ -#define L2CAP_DEFAULT_MAX_PDU_SIZE 1009 /* Sized for 3-DH5 packet */ +#define L2CAP_DEFAULT_MAX_PDU_SIZE 1492 /* Sized for AMP packet */ #define L2CAP_DEFAULT_ACK_TO 200 #define L2CAP_DEFAULT_MAX_SDU_SIZE 0xFFFF #define L2CAP_DEFAULT_SDU_ITIME 0xFFFFFFFF -- cgit v0.10.2 From 8936fa6d1c202abeb94c51c68897342e8714dd69 Mon Sep 17 00:00:00 2001 From: Andrei Emeltchenko Date: Mon, 8 Oct 2012 11:14:41 +0300 Subject: Bluetooth: L2CAP: Fix using default Flush Timeout for EFS There are two Flush Timeouts: one is old Flush Timeot Option which is 2 octets and the second is Flush Timeout inside EFS which is 4 octets long. Signed-off-by: Andrei Emeltchenko Signed-off-by: Gustavo Padovan diff --git a/include/net/bluetooth/l2cap.h b/include/net/bluetooth/l2cap.h index 7002f0d..caab98c 100644 --- a/include/net/bluetooth/l2cap.h +++ b/include/net/bluetooth/l2cap.h @@ -32,7 +32,8 @@ /* L2CAP defaults */ #define L2CAP_DEFAULT_MTU 672 #define L2CAP_DEFAULT_MIN_MTU 48 -#define L2CAP_DEFAULT_FLUSH_TO 0xffff +#define L2CAP_DEFAULT_FLUSH_TO 0xFFFF +#define L2CAP_EFS_DEFAULT_FLUSH_TO 0xFFFFFFFF #define L2CAP_DEFAULT_TX_WINDOW 63 #define L2CAP_DEFAULT_EXT_WINDOW 0x3FFF #define L2CAP_DEFAULT_MAX_TX 3 diff --git a/net/bluetooth/l2cap_core.c b/net/bluetooth/l2cap_core.c index d605bbf..d42cdb1 100644 --- a/net/bluetooth/l2cap_core.c +++ b/net/bluetooth/l2cap_core.c @@ -504,7 +504,7 @@ void __l2cap_chan_add(struct l2cap_conn *conn, struct l2cap_chan *chan) chan->local_msdu = L2CAP_DEFAULT_MAX_SDU_SIZE; chan->local_sdu_itime = L2CAP_DEFAULT_SDU_ITIME; chan->local_acc_lat = L2CAP_DEFAULT_ACC_LAT; - chan->local_flush_to = L2CAP_DEFAULT_FLUSH_TO; + chan->local_flush_to = L2CAP_EFS_DEFAULT_FLUSH_TO; l2cap_chan_hold(chan); @@ -2727,7 +2727,7 @@ static void l2cap_add_opt_efs(void **ptr, struct l2cap_chan *chan) efs.msdu = cpu_to_le16(chan->local_msdu); efs.sdu_itime = cpu_to_le32(chan->local_sdu_itime); efs.acc_lat = __constant_cpu_to_le32(L2CAP_DEFAULT_ACC_LAT); - efs.flush_to = __constant_cpu_to_le32(L2CAP_DEFAULT_FLUSH_TO); + efs.flush_to = __constant_cpu_to_le32(L2CAP_EFS_DEFAULT_FLUSH_TO); break; case L2CAP_MODE_STREAMING: @@ -2744,7 +2744,7 @@ static void l2cap_add_opt_efs(void **ptr, struct l2cap_chan *chan) } l2cap_add_conf_opt(ptr, L2CAP_CONF_EFS, sizeof(efs), - (unsigned long) &efs); + (unsigned long) &efs); } static void l2cap_ack_timeout(struct work_struct *work) -- cgit v0.10.2 From 23d3a86948b65055345dc1fe778513e4bf3b07d6 Mon Sep 17 00:00:00 2001 From: Sasha Levin Date: Mon, 8 Oct 2012 16:48:32 -0400 Subject: Bluetooth: don't attempt to free a channel that wasn't created We may currently attempt to free a channel which wasn't created due to an error in the initialization path, this would cause a NULL ptr deref. This would cause the following oops: [ 12.919073] BUG: unable to handle kernel NULL pointer dereference at 0000000000000010 [ 12.919131] IP: [] l2cap_chan_put+0x34/0x50 [ 12.919135] PGD 0 [ 12.919138] Oops: 0002 [#1] PREEMPT SMP DEBUG_PAGEALLOC [ 12.919193] Dumping ftrace buffer: [ 12.919242] (ftrace buffer empty) [ 12.919314] Modules linked in: [ 12.919318] CPU 1 [ 12.919319] Pid: 6210, comm: krfcommd Tainted: G W 3.6.0-next-20121004-sasha-00005-gb010653-dirty #30 [ 12.919374] RIP: 0010:[] [] l2cap_chan_put+0x34/0x50 [ 12.919377] RSP: 0000:ffff880066933c38 EFLAGS: 00010246 [ 12.919378] RAX: ffffffff8366c780 RBX: 0000000000000000 RCX: 6666666666666667 [ 12.919379] RDX: 0000000000000fa0 RSI: ffffffff84d3f79e RDI: 0000000000000010 [ 12.919381] RBP: ffff880066933c48 R08: ffffffff859989f8 R09: 0000000000000001 [ 12.919382] R10: 0000000000000000 R11: 7fffffffffffffff R12: 0000000000000000 [ 12.919383] R13: ffff88009b00a200 R14: ffff88009b00a200 R15: 0000000000000001 [ 12.919385] FS: 0000000000000000(0000) GS:ffff880033600000(0000) knlGS:0000000000000000 [ 12.919437] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 12.919440] CR2: 0000000000000010 CR3: 0000000005026000 CR4: 00000000000406e0 [ 12.919446] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 12.919451] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 [ 12.919504] Process krfcommd (pid: 6210, threadinfo ffff880066932000, task ffff880065c4b000) [ 12.919506] Stack: [ 12.919510] ffff88009b00a200 ffff880032084000 ffff880066933c68 ffffffff8366c7bc [ 12.919513] 7fffffffffffffff ffff880032084000 ffff880066933c98 ffffffff833ae0ae [ 12.919516] ffff880066933ca8 0000000000000000 0000000000000000 ffff88009b00a200 [ 12.919517] Call Trace: [ 12.919522] [] l2cap_sock_destruct+0x3c/0x80 [ 12.919527] [] __sk_free+0x1e/0x1f0 [ 12.919530] [] sk_free+0x17/0x20 [ 12.919585] [] l2cap_sock_alloc.constprop.5+0x9e/0xd0 [ 12.919591] [] l2cap_sock_create+0x7e/0x100 [ 12.919652] [] ? _raw_read_lock+0x6a/0x80 [ 12.919658] [] ? bt_sock_create+0x74/0x110 [ 12.919660] [] bt_sock_create+0xb8/0x110 [ 12.919664] [] __sock_create+0x282/0x3b0 [ 12.919720] [] ? __sock_create+0x100/0x3b0 [ 12.919725] [] ? rfcomm_process_sessions+0x17e0/0x17e0 [ 12.919779] [] sock_create_kern+0x1f/0x30 [ 12.919784] [] rfcomm_l2sock_create+0x44/0x70 [ 12.919787] [] ? rfcomm_process_sessions+0x17e0/0x17e0 [ 12.919790] [] rfcomm_run+0x4e/0x1f0 [ 12.919846] [] ? rfcomm_process_sessions+0x17e0/0x17e0 [ 12.919852] [] kthread+0xe3/0xf0 [ 12.919908] [] ? put_lock_stats.isra.14+0xe/0x40 [ 12.919914] [] ? flush_kthread_work+0x1f0/0x1f0 [ 12.919968] [] ret_from_fork+0x7c/0x90 [ 12.919973] [] ? flush_kthread_work+0x1f0/0x1f0 [ 12.920161] Code: 83 ec 08 f6 05 ff 58 44 02 04 74 1b 8b 4f 10 48 89 fa 48 c7 c6 d9 d7 d4 84 48 c7 c7 80 9e aa 85 31 c0 e8 80 ac 3a fe 48 8d 7b 10 83 6b 10 01 0f 94 c0 84 c0 74 05 e8 8b e0 ff ff 48 83 c4 08 [ 12.920165] RIP [] l2cap_chan_put+0x34/0x50 [ 12.920166] RSP [ 12.920167] CR2: 0000000000000010 [ 12.920417] ---[ end trace 5a9114e8a158ab84 ]--- Introduced in commit 61d6ef3e ("Bluetooth: Make better use of l2cap_chan reference counting"). Signed-off-by: Sasha Levin Signed-off-by: Gustavo Padovan diff --git a/net/bluetooth/l2cap_sock.c b/net/bluetooth/l2cap_sock.c index a71c408..af467ce 100644 --- a/net/bluetooth/l2cap_sock.c +++ b/net/bluetooth/l2cap_sock.c @@ -1083,7 +1083,8 @@ static void l2cap_sock_destruct(struct sock *sk) { BT_DBG("sk %p", sk); - l2cap_chan_put(l2cap_pi(sk)->chan); + if (l2cap_pi(sk)->chan) + l2cap_chan_put(l2cap_pi(sk)->chan); if (l2cap_pi(sk)->rx_busy_skb) { kfree_skb(l2cap_pi(sk)->rx_busy_skb); l2cap_pi(sk)->rx_busy_skb = NULL; -- cgit v0.10.2 From 78c1b8e822a0bcf9655a0da3633137b51e17f068 Mon Sep 17 00:00:00 2001 From: Andrei Emeltchenko Date: Wed, 10 Oct 2012 17:41:33 +0300 Subject: Bluetooth: btmrv: Use %*ph specifier instead of print_hex_dump_bytes Use standard print specifier and remove print_hex_dump_bytes call. Makes output more sensible: ... [18809.401218] 00000000: 0b 00 00 fe 5b fc 01 f2 00 00 00 ....[...... ... would be changed to ... [18809.401218] Bluetooth: hex: 0b 00 00 fe 5b fc 01 f2 00 00 00 ... Signed-off-by: Andrei Emeltchenko Acked-by: Marcel Holtmann Signed-off-by: Gustavo Padovan diff --git a/drivers/bluetooth/btmrvl_sdio.c b/drivers/bluetooth/btmrvl_sdio.c index 1896e91..9959d4c 100644 --- a/drivers/bluetooth/btmrvl_sdio.c +++ b/drivers/bluetooth/btmrvl_sdio.c @@ -597,8 +597,7 @@ static int btmrvl_sdio_card_to_host(struct btmrvl_private *priv) default: BT_ERR("Unknown packet type:%d", type); - print_hex_dump_bytes("", DUMP_PREFIX_OFFSET, payload, - blksz * num_blocks); + BT_ERR("hex: %*ph", blksz * num_blocks, payload); kfree_skb(skb); skb = NULL; @@ -857,8 +856,7 @@ static int btmrvl_sdio_host_to_card(struct btmrvl_private *priv, if (ret < 0) { i++; BT_ERR("i=%d writesb failed: %d", i, ret); - print_hex_dump_bytes("", DUMP_PREFIX_OFFSET, - payload, nb); + BT_ERR("hex: %*ph", nb, payload); ret = -EIO; if (i > MAX_WRITE_IOMEM_RETRY) goto exit; -- cgit v0.10.2 From d8aece2af380a251daf2351d92dd38b9edf10b84 Mon Sep 17 00:00:00 2001 From: Syam Sidhardhan Date: Wed, 10 Oct 2012 22:09:28 +0530 Subject: Bluetooth: Use __constant modifier for L2CAP SMP CID Since the L2CAP_CID_SMP is constant, __constant_cpu_to_le16() is the right go here. Signed-off-by: Syam Sidhardhan Acked-by: Marcel Holtmann Signed-off-by: Gustavo Padovan diff --git a/net/bluetooth/smp.c b/net/bluetooth/smp.c index 8c225ef..9b54fea 100644 --- a/net/bluetooth/smp.c +++ b/net/bluetooth/smp.c @@ -165,7 +165,7 @@ static struct sk_buff *smp_build_cmd(struct l2cap_conn *conn, u8 code, lh = (struct l2cap_hdr *) skb_put(skb, L2CAP_HDR_SIZE); lh->len = cpu_to_le16(sizeof(code) + dlen); - lh->cid = cpu_to_le16(L2CAP_CID_SMP); + lh->cid = __constant_cpu_to_le16(L2CAP_CID_SMP); memcpy(skb_put(skb, sizeof(code)), &code, sizeof(code)); -- cgit v0.10.2 From 5bcb80944dffe68055c1745dc919d22ee1e276a5 Mon Sep 17 00:00:00 2001 From: Syam Sidhardhan Date: Wed, 10 Oct 2012 22:09:29 +0530 Subject: Bluetooth: Use __constant modifier for RFCOMM PSM Since the RFCOMM_PSM is constant, __constant_cpu_to_le16() is the right go here. Signed-off-by: Syam Sidhardhan Acked-by: Marcel Holtmann Signed-off-by: Gustavo Padovan diff --git a/net/bluetooth/rfcomm/core.c b/net/bluetooth/rfcomm/core.c index fb1d83d..201fdf7 100644 --- a/net/bluetooth/rfcomm/core.c +++ b/net/bluetooth/rfcomm/core.c @@ -709,7 +709,7 @@ static struct rfcomm_session *rfcomm_session_create(bdaddr_t *src, bacpy(&addr.l2_bdaddr, dst); addr.l2_family = AF_BLUETOOTH; - addr.l2_psm = cpu_to_le16(RFCOMM_PSM); + addr.l2_psm = __constant_cpu_to_le16(RFCOMM_PSM); addr.l2_cid = 0; *err = kernel_connect(sock, (struct sockaddr *) &addr, sizeof(addr), O_NONBLOCK); if (*err == 0 || *err == -EINPROGRESS) @@ -1987,7 +1987,7 @@ static int rfcomm_add_listener(bdaddr_t *ba) /* Bind socket */ bacpy(&addr.l2_bdaddr, ba); addr.l2_family = AF_BLUETOOTH; - addr.l2_psm = cpu_to_le16(RFCOMM_PSM); + addr.l2_psm = __constant_cpu_to_le16(RFCOMM_PSM); addr.l2_cid = 0; err = kernel_bind(sock, (struct sockaddr *) &addr, sizeof(addr)); if (err < 0) { -- cgit v0.10.2 From 12d5978165944a9c5b059a8258685539387fcf90 Mon Sep 17 00:00:00 2001 From: Andrei Emeltchenko Date: Wed, 10 Oct 2012 17:38:26 +0300 Subject: Bluetooth: Allow to set flush timeout Enable setting of flush timeout via setsockopt Signed-off-by: Andrei Emeltchenko Acked-by: Marcel Holtmann Signed-off-by: Gustavo Padovan diff --git a/net/bluetooth/l2cap_sock.c b/net/bluetooth/l2cap_sock.c index af467ce..ed2dfc9 100644 --- a/net/bluetooth/l2cap_sock.c +++ b/net/bluetooth/l2cap_sock.c @@ -529,6 +529,7 @@ static int l2cap_sock_setsockopt_old(struct socket *sock, int optname, char __us chan->fcs = opts.fcs; chan->max_tx = opts.max_tx; chan->tx_win = opts.txwin_size; + chan->flush_to = opts.flush_to; break; case L2CAP_LM: -- cgit v0.10.2 From 53502d69be49e3dd5bc95ab0f2deeaea260bd617 Mon Sep 17 00:00:00 2001 From: Andrei Emeltchenko Date: Wed, 10 Oct 2012 17:38:27 +0300 Subject: Bluetooth: AMP: Handle AMP_LINK timeout When AMP_LINK timeouts execute HCI_OP_DISCONN_PHY_LINK as analog to HCI_OP_DISCONNECT for ACL_LINK. Signed-off-by: Andrei Emeltchenko Acked-by: Marcel Holtmann Signed-off-by: Gustavo Padovan diff --git a/include/net/bluetooth/hci_core.h b/include/net/bluetooth/hci_core.h index 90ae4f0..dfa108c 100644 --- a/include/net/bluetooth/hci_core.h +++ b/include/net/bluetooth/hci_core.h @@ -285,6 +285,8 @@ struct hci_dev { int (*ioctl)(struct hci_dev *hdev, unsigned int cmd, unsigned long arg); }; +#define HCI_PHY_HANDLE(handle) (handle & 0xff) + struct hci_conn { struct list_head list; diff --git a/net/bluetooth/hci_conn.c b/net/bluetooth/hci_conn.c index 53202f6..6487579 100644 --- a/net/bluetooth/hci_conn.c +++ b/net/bluetooth/hci_conn.c @@ -130,6 +130,20 @@ void hci_acl_disconn(struct hci_conn *conn, __u8 reason) hci_send_cmd(conn->hdev, HCI_OP_DISCONNECT, sizeof(cp), &cp); } +static void hci_amp_disconn(struct hci_conn *conn, __u8 reason) +{ + struct hci_cp_disconn_phy_link cp; + + BT_DBG("hcon %p", conn); + + conn->state = BT_DISCONN; + + cp.phy_handle = HCI_PHY_HANDLE(conn->handle); + cp.reason = reason; + hci_send_cmd(conn->hdev, HCI_OP_DISCONN_PHY_LINK, + sizeof(cp), &cp); +} + static void hci_add_sco(struct hci_conn *conn, __u16 handle) { struct hci_dev *hdev = conn->hdev; @@ -230,11 +244,24 @@ void hci_sco_setup(struct hci_conn *conn, __u8 status) } } +static void hci_conn_disconnect(struct hci_conn *conn) +{ + __u8 reason = hci_proto_disconn_ind(conn); + + switch (conn->type) { + case ACL_LINK: + hci_acl_disconn(conn, reason); + break; + case AMP_LINK: + hci_amp_disconn(conn, reason); + break; + } +} + static void hci_conn_timeout(struct work_struct *work) { struct hci_conn *conn = container_of(work, struct hci_conn, disc_work.work); - __u8 reason; BT_DBG("hcon %p state %s", conn, state_to_string(conn->state)); @@ -253,8 +280,7 @@ static void hci_conn_timeout(struct work_struct *work) break; case BT_CONFIG: case BT_CONNECTED: - reason = hci_proto_disconn_ind(conn); - hci_acl_disconn(conn, reason); + hci_conn_disconnect(conn); break; default: conn->state = BT_CLOSED; -- cgit v0.10.2 From 42c4e53e7ac3d4069105e852d1ee24e6ee9e57b8 Mon Sep 17 00:00:00 2001 From: Andrei Emeltchenko Date: Wed, 10 Oct 2012 17:38:28 +0300 Subject: Bluetooth: AMP: Add handle to hci_chan structure hci_chan will be identified by handle used in logical link creation process. This handle is used in AMP ACL-U packet handle field. Signed-off-by: Andrei Emeltchenko Acked-by: Marcel Holtmann Signed-off-by: Gustavo Padovan diff --git a/include/net/bluetooth/hci_core.h b/include/net/bluetooth/hci_core.h index dfa108c..b697ef3 100644 --- a/include/net/bluetooth/hci_core.h +++ b/include/net/bluetooth/hci_core.h @@ -350,7 +350,7 @@ struct hci_conn { struct hci_chan { struct list_head list; - + __u16 handle; struct hci_conn *conn; struct sk_buff_head data_q; unsigned int sent; @@ -567,6 +567,7 @@ void hci_conn_check_pending(struct hci_dev *hdev); struct hci_chan *hci_chan_create(struct hci_conn *conn); void hci_chan_del(struct hci_chan *chan); void hci_chan_list_flush(struct hci_conn *conn); +struct hci_chan *hci_chan_lookup_handle(struct hci_dev *hdev, __u16 handle); struct hci_conn *hci_connect(struct hci_dev *hdev, int type, bdaddr_t *dst, __u8 dst_type, __u8 sec_level, __u8 auth_type); diff --git a/net/bluetooth/hci_conn.c b/net/bluetooth/hci_conn.c index 6487579..fe64621 100644 --- a/net/bluetooth/hci_conn.c +++ b/net/bluetooth/hci_conn.c @@ -989,3 +989,35 @@ void hci_chan_list_flush(struct hci_conn *conn) list_for_each_entry_safe(chan, n, &conn->chan_list, list) hci_chan_del(chan); } + +static struct hci_chan *__hci_chan_lookup_handle(struct hci_conn *hcon, + __u16 handle) +{ + struct hci_chan *hchan; + + list_for_each_entry(hchan, &hcon->chan_list, list) { + if (hchan->handle == handle) + return hchan; + } + + return NULL; +} + +struct hci_chan *hci_chan_lookup_handle(struct hci_dev *hdev, __u16 handle) +{ + struct hci_conn_hash *h = &hdev->conn_hash; + struct hci_conn *hcon; + struct hci_chan *hchan = NULL; + + rcu_read_lock(); + + list_for_each_entry_rcu(hcon, &h->list, list) { + hchan = __hci_chan_lookup_handle(hcon, handle); + if (hchan) + break; + } + + rcu_read_unlock(); + + return hchan; +} -- cgit v0.10.2 From 76ef7cf7722331097f5f47d23342128b1b5d072d Mon Sep 17 00:00:00 2001 From: Andrei Emeltchenko Date: Wed, 10 Oct 2012 17:38:29 +0300 Subject: Bluetooth: AMP: Handle number of compl blocks for AMP_LINK Add handling blocks count for AMP link. Signed-off-by: Andrei Emeltchenko Acked-by: Marcel Holtmann Signed-off-by: Gustavo Padovan diff --git a/net/bluetooth/hci_event.c b/net/bluetooth/hci_event.c index 82e478a..5c0b6c1 100644 --- a/net/bluetooth/hci_event.c +++ b/net/bluetooth/hci_event.c @@ -2677,6 +2677,27 @@ static void hci_num_comp_pkts_evt(struct hci_dev *hdev, struct sk_buff *skb) queue_work(hdev->workqueue, &hdev->tx_work); } +static struct hci_conn *__hci_conn_lookup_handle(struct hci_dev *hdev, + __u16 handle) +{ + struct hci_chan *chan; + + switch (hdev->dev_type) { + case HCI_BREDR: + return hci_conn_hash_lookup_handle(hdev, handle); + case HCI_AMP: + chan = hci_chan_lookup_handle(hdev, handle); + if (chan) + return chan->conn; + break; + default: + BT_ERR("%s unknown dev_type %d", hdev->name, hdev->dev_type); + break; + } + + return NULL; +} + static void hci_num_comp_blocks_evt(struct hci_dev *hdev, struct sk_buff *skb) { struct hci_ev_num_comp_blocks *ev = (void *) skb->data; @@ -2698,13 +2719,13 @@ static void hci_num_comp_blocks_evt(struct hci_dev *hdev, struct sk_buff *skb) for (i = 0; i < ev->num_hndl; i++) { struct hci_comp_blocks_info *info = &ev->handles[i]; - struct hci_conn *conn; + struct hci_conn *conn = NULL; __u16 handle, block_count; handle = __le16_to_cpu(info->handle); block_count = __le16_to_cpu(info->blocks); - conn = hci_conn_hash_lookup_handle(hdev, handle); + conn = __hci_conn_lookup_handle(hdev, handle); if (!conn) continue; -- cgit v0.10.2 From bd1eb66ba4eee21de3be24212b135f57101ad930 Mon Sep 17 00:00:00 2001 From: Andrei Emeltchenko Date: Wed, 10 Oct 2012 17:38:30 +0300 Subject: Bluetooth: AMP: Handle AMP_LINK connection AMP_LINK represents physical link between AMP controllers. Signed-off-by: Andrei Emeltchenko Acked-by: Marcel Holtmann Signed-off-by: Gustavo Padovan diff --git a/include/net/bluetooth/hci_core.h b/include/net/bluetooth/hci_core.h index b697ef3..d5ed054 100644 --- a/include/net/bluetooth/hci_core.h +++ b/include/net/bluetooth/hci_core.h @@ -73,6 +73,7 @@ struct discovery_state { struct hci_conn_hash { struct list_head list; unsigned int acl_num; + unsigned int amp_num; unsigned int sco_num; unsigned int le_num; }; @@ -449,6 +450,9 @@ static inline void hci_conn_hash_add(struct hci_dev *hdev, struct hci_conn *c) case ACL_LINK: h->acl_num++; break; + case AMP_LINK: + h->amp_num++; + break; case LE_LINK: h->le_num++; break; @@ -470,6 +474,9 @@ static inline void hci_conn_hash_del(struct hci_dev *hdev, struct hci_conn *c) case ACL_LINK: h->acl_num--; break; + case AMP_LINK: + h->amp_num--; + break; case LE_LINK: h->le_num--; break; @@ -486,6 +493,8 @@ static inline unsigned int hci_conn_num(struct hci_dev *hdev, __u8 type) switch (type) { case ACL_LINK: return h->acl_num; + case AMP_LINK: + return h->amp_num; case LE_LINK: return h->le_num; case SCO_LINK: @@ -801,6 +810,10 @@ static inline void hci_proto_disconn_cfm(struct hci_conn *conn, __u8 reason) sco_disconn_cfm(conn, reason); break; + /* L2CAP would be handled for BREDR chan */ + case AMP_LINK: + break; + default: BT_ERR("unknown link type %d", conn->type); break; diff --git a/net/bluetooth/hci_core.c b/net/bluetooth/hci_core.c index bd26cb5..2e72c41 100644 --- a/net/bluetooth/hci_core.c +++ b/net/bluetooth/hci_core.c @@ -2379,6 +2379,9 @@ static struct hci_chan *hci_chan_sent(struct hci_dev *hdev, __u8 type, case ACL_LINK: cnt = hdev->acl_cnt; break; + case AMP_LINK: + cnt = hdev->block_cnt; + break; case SCO_LINK: case ESCO_LINK: cnt = hdev->sco_cnt; @@ -2508,11 +2511,19 @@ static void hci_sched_acl_blk(struct hci_dev *hdev) struct hci_chan *chan; struct sk_buff *skb; int quote; + u8 type; __check_timeout(hdev, cnt); + BT_DBG("%s", hdev->name); + + if (hdev->dev_type == HCI_AMP) + type = AMP_LINK; + else + type = ACL_LINK; + while (hdev->block_cnt > 0 && - (chan = hci_chan_sent(hdev, ACL_LINK, "e))) { + (chan = hci_chan_sent(hdev, type, "e))) { u32 priority = (skb_peek(&chan->data_q))->priority; while (quote > 0 && (skb = skb_peek(&chan->data_q))) { int blocks; @@ -2545,14 +2556,19 @@ static void hci_sched_acl_blk(struct hci_dev *hdev) } if (cnt != hdev->block_cnt) - hci_prio_recalculate(hdev, ACL_LINK); + hci_prio_recalculate(hdev, type); } static void hci_sched_acl(struct hci_dev *hdev) { BT_DBG("%s", hdev->name); - if (!hci_conn_num(hdev, ACL_LINK)) + /* No ACL link over BR/EDR controller */ + if (!hci_conn_num(hdev, ACL_LINK) && hdev->dev_type == HCI_BREDR) + return; + + /* No AMP link over AMP controller */ + if (!hci_conn_num(hdev, AMP_LINK) && hdev->dev_type == HCI_AMP) return; switch (hdev->flow_ctl_mode) { diff --git a/net/bluetooth/hci_event.c b/net/bluetooth/hci_event.c index 5c0b6c1..0383635 100644 --- a/net/bluetooth/hci_event.c +++ b/net/bluetooth/hci_event.c @@ -2733,6 +2733,7 @@ static void hci_num_comp_blocks_evt(struct hci_dev *hdev, struct sk_buff *skb) switch (conn->type) { case ACL_LINK: + case AMP_LINK: hdev->block_cnt += block_count; if (hdev->block_cnt > hdev->num_blocks) hdev->block_cnt = hdev->num_blocks; -- cgit v0.10.2 From 716e4ab5c966327988e21e6137c14e457cfca690 Mon Sep 17 00:00:00 2001 From: Andrei Emeltchenko Date: Wed, 10 Oct 2012 17:38:31 +0300 Subject: Bluetooth: AMP: Hanlde AMP_LINK case in conn_put Handle AMP link when setting up disconnect timeout. Signed-off-by: Andrei Emeltchenko Acked-by: Marcel Holtmann Signed-off-by: Gustavo Padovan diff --git a/include/net/bluetooth/hci_core.h b/include/net/bluetooth/hci_core.h index d5ed054..9fe8e2d 100644 --- a/include/net/bluetooth/hci_core.h +++ b/include/net/bluetooth/hci_core.h @@ -605,7 +605,10 @@ static inline void hci_conn_put(struct hci_conn *conn) if (atomic_dec_and_test(&conn->refcnt)) { unsigned long timeo; - if (conn->type == ACL_LINK || conn->type == LE_LINK) { + + switch (conn->type) { + case ACL_LINK: + case LE_LINK: del_timer(&conn->idle_timer); if (conn->state == BT_CONNECTED) { timeo = conn->disc_timeout; @@ -614,12 +617,20 @@ static inline void hci_conn_put(struct hci_conn *conn) } else { timeo = msecs_to_jiffies(10); } - } else { + break; + + case AMP_LINK: + timeo = conn->disc_timeout; + break; + + default: timeo = msecs_to_jiffies(10); + break; } + cancel_delayed_work(&conn->disc_work); queue_delayed_work(conn->hdev->workqueue, - &conn->disc_work, timeo); + &conn->disc_work, timeo); } } -- cgit v0.10.2 From f5a2598d80fda49756f234a43bc332a13ce95128 Mon Sep 17 00:00:00 2001 From: Mat Martineau Date: Thu, 11 Oct 2012 17:48:21 +0300 Subject: Bluetooth: Process create response and connect response identically Signed-off-by: Mat Martineau Signed-off-by: Andrei Emeltchenko Acked-by: Marcel Holtmann Signed-off-by: Gustavo Padovan diff --git a/net/bluetooth/l2cap_core.c b/net/bluetooth/l2cap_core.c index d42cdb1..54f5a4e 100644 --- a/net/bluetooth/l2cap_core.c +++ b/net/bluetooth/l2cap_core.c @@ -4033,14 +4033,6 @@ static inline int l2cap_create_channel_req(struct l2cap_conn *conn, return 0; } -static inline int l2cap_create_channel_rsp(struct l2cap_conn *conn, - struct l2cap_cmd_hdr *cmd, void *data) -{ - BT_DBG("conn %p", conn); - - return l2cap_connect_rsp(conn, cmd, data); -} - static void l2cap_send_move_chan_rsp(struct l2cap_conn *conn, u8 ident, u16 icid, u16 result) { @@ -4244,6 +4236,7 @@ static inline int l2cap_bredr_sig_cmd(struct l2cap_conn *conn, break; case L2CAP_CONN_RSP: + case L2CAP_CREATE_CHAN_RSP: err = l2cap_connect_rsp(conn, cmd, data); break; @@ -4282,10 +4275,6 @@ static inline int l2cap_bredr_sig_cmd(struct l2cap_conn *conn, err = l2cap_create_channel_req(conn, cmd, cmd_len, data); break; - case L2CAP_CREATE_CHAN_RSP: - err = l2cap_create_channel_rsp(conn, cmd, data); - break; - case L2CAP_MOVE_CHAN_REQ: err = l2cap_move_channel_req(conn, cmd, cmd_len, data); break; -- cgit v0.10.2 From 4c89b6aad5b7c5c56dadca66af6ceae0addbf2bf Mon Sep 17 00:00:00 2001 From: Mat Martineau Date: Thu, 11 Oct 2012 17:48:22 +0300 Subject: Bluetooth: Factor out common L2CAP connection code L2CAP connect requests and create channel requests share a significant amount of code. This change moves common code to a new function. Signed-off-by: Mat Martineau Signed-off-by: Andrei Emeltchenko Acked-by: Marcel Holtmann Signed-off-by: Gustavo Padovan diff --git a/net/bluetooth/l2cap_core.c b/net/bluetooth/l2cap_core.c index 54f5a4e..867eda2 100644 --- a/net/bluetooth/l2cap_core.c +++ b/net/bluetooth/l2cap_core.c @@ -3394,7 +3394,8 @@ static inline int l2cap_command_rej(struct l2cap_conn *conn, struct l2cap_cmd_hd return 0; } -static inline int l2cap_connect_req(struct l2cap_conn *conn, struct l2cap_cmd_hdr *cmd, u8 *data) +static void __l2cap_connect(struct l2cap_conn *conn, struct l2cap_cmd_hdr *cmd, + u8 *data, u8 rsp_code, u8 amp_id) { struct l2cap_conn_req *req = (struct l2cap_conn_req *) data; struct l2cap_conn_rsp rsp; @@ -3488,7 +3489,7 @@ sendresp: rsp.dcid = cpu_to_le16(dcid); rsp.result = cpu_to_le16(result); rsp.status = cpu_to_le16(status); - l2cap_send_cmd(conn, cmd->ident, L2CAP_CONN_RSP, sizeof(rsp), &rsp); + l2cap_send_cmd(conn, cmd->ident, rsp_code, sizeof(rsp), &rsp); if (result == L2CAP_CR_PEND && status == L2CAP_CS_NO_INFO) { struct l2cap_info_req info; @@ -3511,7 +3512,12 @@ sendresp: l2cap_build_conf_req(chan, buf), buf); chan->num_conf_req++; } +} +static int l2cap_connect_req(struct l2cap_conn *conn, + struct l2cap_cmd_hdr *cmd, u8 *data) +{ + __l2cap_connect(conn, cmd, data, L2CAP_CONN_RSP, 0); return 0; } -- cgit v0.10.2 From 2d7928184c3d8724064de282be4e3c3d70f39d32 Mon Sep 17 00:00:00 2001 From: Gustavo Padovan Date: Sat, 6 Oct 2012 10:07:01 +0100 Subject: Bluetooth: Fix L2CAP coding style Follow the net subsystem coding style Acked-by: Marcel Holtmann Signed-off-by: Gustavo Padovan diff --git a/net/bluetooth/l2cap_core.c b/net/bluetooth/l2cap_core.c index 867eda2..a032741 100644 --- a/net/bluetooth/l2cap_core.c +++ b/net/bluetooth/l2cap_core.c @@ -48,19 +48,20 @@ static LIST_HEAD(chan_list); static DEFINE_RWLOCK(chan_list_lock); static struct sk_buff *l2cap_build_cmd(struct l2cap_conn *conn, - u8 code, u8 ident, u16 dlen, void *data); + u8 code, u8 ident, u16 dlen, void *data); static void l2cap_send_cmd(struct l2cap_conn *conn, u8 ident, u8 code, u16 len, - void *data); + void *data); static int l2cap_build_conf_req(struct l2cap_chan *chan, void *data); static void l2cap_send_disconn_req(struct l2cap_conn *conn, struct l2cap_chan *chan, int err); static void l2cap_tx(struct l2cap_chan *chan, struct l2cap_ctrl *control, - struct sk_buff_head *skbs, u8 event); + struct sk_buff_head *skbs, u8 event); /* ---- L2CAP channels ---- */ -static struct l2cap_chan *__l2cap_get_chan_by_dcid(struct l2cap_conn *conn, u16 cid) +static struct l2cap_chan *__l2cap_get_chan_by_dcid(struct l2cap_conn *conn, + u16 cid) { struct l2cap_chan *c; @@ -71,7 +72,8 @@ static struct l2cap_chan *__l2cap_get_chan_by_dcid(struct l2cap_conn *conn, u16 return NULL; } -static struct l2cap_chan *__l2cap_get_chan_by_scid(struct l2cap_conn *conn, u16 cid) +static struct l2cap_chan *__l2cap_get_chan_by_scid(struct l2cap_conn *conn, + u16 cid) { struct l2cap_chan *c; @@ -84,7 +86,8 @@ static struct l2cap_chan *__l2cap_get_chan_by_scid(struct l2cap_conn *conn, u16 /* Find channel with given SCID. * Returns locked channel. */ -static struct l2cap_chan *l2cap_get_chan_by_scid(struct l2cap_conn *conn, u16 cid) +static struct l2cap_chan *l2cap_get_chan_by_scid(struct l2cap_conn *conn, + u16 cid) { struct l2cap_chan *c; @@ -97,7 +100,8 @@ static struct l2cap_chan *l2cap_get_chan_by_scid(struct l2cap_conn *conn, u16 ci return c; } -static struct l2cap_chan *__l2cap_get_chan_by_ident(struct l2cap_conn *conn, u8 ident) +static struct l2cap_chan *__l2cap_get_chan_by_ident(struct l2cap_conn *conn, + u8 ident) { struct l2cap_chan *c; @@ -178,7 +182,7 @@ static u16 l2cap_alloc_cid(struct l2cap_conn *conn) static void __l2cap_state_change(struct l2cap_chan *chan, int state) { BT_DBG("chan %p %s -> %s", chan, state_to_string(chan->state), - state_to_string(state)); + state_to_string(state)); chan->state = state; chan->ops->state_change(chan, state); @@ -361,7 +365,7 @@ static void l2cap_seq_list_append(struct l2cap_seq_list *seq_list, u16 seq) static void l2cap_chan_timeout(struct work_struct *work) { struct l2cap_chan *chan = container_of(work, struct l2cap_chan, - chan_timer.work); + chan_timer.work); struct l2cap_conn *conn = chan->conn; int reason; @@ -373,7 +377,7 @@ static void l2cap_chan_timeout(struct work_struct *work) if (chan->state == BT_CONNECTED || chan->state == BT_CONFIG) reason = ECONNREFUSED; else if (chan->state == BT_CONNECT && - chan->sec_level != BT_SECURITY_SDP) + chan->sec_level != BT_SECURITY_SDP) reason = ECONNREFUSED; else reason = ETIMEDOUT; @@ -573,8 +577,8 @@ void l2cap_chan_close(struct l2cap_chan *chan, int reason) struct l2cap_conn *conn = chan->conn; struct sock *sk = chan->sk; - BT_DBG("chan %p state %s sk %p", chan, - state_to_string(chan->state), sk); + BT_DBG("chan %p state %s sk %p", chan, state_to_string(chan->state), + sk); switch (chan->state) { case BT_LISTEN: @@ -585,7 +589,7 @@ void l2cap_chan_close(struct l2cap_chan *chan, int reason) case BT_CONNECTED: case BT_CONFIG: if (chan->chan_type == L2CAP_CHAN_CONN_ORIENTED && - conn->hcon->type == ACL_LINK) { + conn->hcon->type == ACL_LINK) { __set_chan_timer(chan, sk->sk_sndtimeo); l2cap_send_disconn_req(conn, chan, reason); } else @@ -594,7 +598,7 @@ void l2cap_chan_close(struct l2cap_chan *chan, int reason) case BT_CONNECT2: if (chan->chan_type == L2CAP_CHAN_CONN_ORIENTED && - conn->hcon->type == ACL_LINK) { + conn->hcon->type == ACL_LINK) { struct l2cap_conn_rsp rsp; __u16 result; @@ -609,7 +613,7 @@ void l2cap_chan_close(struct l2cap_chan *chan, int reason) rsp.result = cpu_to_le16(result); rsp.status = __constant_cpu_to_le16(L2CAP_CS_NO_INFO); l2cap_send_cmd(conn, chan->ident, L2CAP_CONN_RSP, - sizeof(rsp), &rsp); + sizeof(rsp), &rsp); } l2cap_chan_del(chan, reason); @@ -691,7 +695,8 @@ static u8 l2cap_get_ident(struct l2cap_conn *conn) return id; } -static void l2cap_send_cmd(struct l2cap_conn *conn, u8 ident, u8 code, u16 len, void *data) +static void l2cap_send_cmd(struct l2cap_conn *conn, u8 ident, u8 code, u16 len, + void *data) { struct sk_buff *skb = l2cap_build_cmd(conn, code, ident, len, data); u8 flags; @@ -718,10 +723,10 @@ static void l2cap_do_send(struct l2cap_chan *chan, struct sk_buff *skb) u16 flags; BT_DBG("chan %p, skb %p len %d priority %u", chan, skb, skb->len, - skb->priority); + skb->priority); if (!test_bit(FLAG_FLUSHABLE, &chan->flags) && - lmp_no_flush_capable(hcon->hdev)) + lmp_no_flush_capable(hcon->hdev)) flags = ACL_START_NO_FLUSH; else flags = ACL_START; @@ -1008,7 +1013,7 @@ static void l2cap_do_start(struct l2cap_chan *chan) return; if (l2cap_chan_check_security(chan) && - __l2cap_no_conn_pending(chan)) { + __l2cap_no_conn_pending(chan)) { l2cap_start_connection(chan); } } else { @@ -1020,8 +1025,8 @@ static void l2cap_do_start(struct l2cap_chan *chan) schedule_delayed_work(&conn->info_timer, L2CAP_INFO_TIMEOUT); - l2cap_send_cmd(conn, conn->info_ident, - L2CAP_INFO_REQ, sizeof(req), &req); + l2cap_send_cmd(conn, conn->info_ident, L2CAP_INFO_REQ, + sizeof(req), &req); } } @@ -1041,7 +1046,8 @@ static inline int l2cap_mode_supported(__u8 mode, __u32 feat_mask) } } -static void l2cap_send_disconn_req(struct l2cap_conn *conn, struct l2cap_chan *chan, int err) +static void l2cap_send_disconn_req(struct l2cap_conn *conn, + struct l2cap_chan *chan, int err) { struct sock *sk = chan->sk; struct l2cap_disconn_req req; @@ -1062,8 +1068,8 @@ static void l2cap_send_disconn_req(struct l2cap_conn *conn, struct l2cap_chan *c req.dcid = cpu_to_le16(chan->dcid); req.scid = cpu_to_le16(chan->scid); - l2cap_send_cmd(conn, l2cap_get_ident(conn), - L2CAP_DISCONN_REQ, sizeof(req), &req); + l2cap_send_cmd(conn, l2cap_get_ident(conn), L2CAP_DISCONN_REQ, + sizeof(req), &req); lock_sock(sk); __l2cap_state_change(chan, BT_DISCONN); @@ -1092,13 +1098,13 @@ static void l2cap_conn_start(struct l2cap_conn *conn) if (chan->state == BT_CONNECT) { if (!l2cap_chan_check_security(chan) || - !__l2cap_no_conn_pending(chan)) { + !__l2cap_no_conn_pending(chan)) { l2cap_chan_unlock(chan); continue; } if (!l2cap_mode_supported(chan->mode, conn->feat_mask) - && test_bit(CONF_STATE2_DEVICE, + && test_bit(CONF_STATE2_DEVICE, &chan->conf_state)) { l2cap_chan_close(chan, ECONNRESET); l2cap_chan_unlock(chan); @@ -1135,17 +1141,17 @@ static void l2cap_conn_start(struct l2cap_conn *conn) } l2cap_send_cmd(conn, chan->ident, L2CAP_CONN_RSP, - sizeof(rsp), &rsp); + sizeof(rsp), &rsp); if (test_bit(CONF_REQ_SENT, &chan->conf_state) || - rsp.result != L2CAP_CR_SUCCESS) { + rsp.result != L2CAP_CR_SUCCESS) { l2cap_chan_unlock(chan); continue; } set_bit(CONF_REQ_SENT, &chan->conf_state); l2cap_send_cmd(conn, l2cap_get_ident(conn), L2CAP_CONF_REQ, - l2cap_build_conf_req(chan, buf), buf); + l2cap_build_conf_req(chan, buf), buf); chan->num_conf_req++; } @@ -1302,7 +1308,7 @@ static void l2cap_conn_unreliable(struct l2cap_conn *conn, int err) static void l2cap_info_timeout(struct work_struct *work) { struct l2cap_conn *conn = container_of(work, struct l2cap_conn, - info_timer.work); + info_timer.work); conn->info_state |= L2CAP_INFO_FEAT_MASK_REQ_DONE; conn->info_ident = 0; @@ -1356,7 +1362,7 @@ static void l2cap_conn_del(struct hci_conn *hcon, int err) static void security_timeout(struct work_struct *work) { struct l2cap_conn *conn = container_of(work, struct l2cap_conn, - security_timer.work); + security_timer.work); BT_DBG("conn %p", conn); @@ -1496,7 +1502,7 @@ int l2cap_chan_connect(struct l2cap_chan *chan, __le16 psm, u16 cid, /* PSM must be odd and lsb of upper byte must be 0 */ if ((__le16_to_cpu(psm) & 0x0101) != 0x0001 && !cid && - chan->chan_type != L2CAP_CHAN_RAW) { + chan->chan_type != L2CAP_CHAN_RAW) { err = -EINVAL; goto done; } @@ -1805,7 +1811,7 @@ static void l2cap_ertm_resend(struct l2cap_chan *chan) skb = l2cap_ertm_seq_in_queue(&chan->tx_q, seq); if (!skb) { BT_DBG("Error: Can't retransmit seq %d, frame missing", - seq); + seq); continue; } @@ -1890,7 +1896,7 @@ static void l2cap_retransmit_all(struct l2cap_chan *chan, if (chan->unacked_frames) { skb_queue_walk(&chan->tx_q, skb) { if (bt_cb(skb)->control.txseq == control->reqseq || - skb == chan->tx_send_head) + skb == chan->tx_send_head) break; } @@ -2191,7 +2197,7 @@ static int l2cap_segment_sdu(struct l2cap_chan *chan, } int l2cap_chan_send(struct l2cap_chan *chan, struct msghdr *msg, size_t len, - u32 priority) + u32 priority) { struct sk_buff *skb; int err; @@ -2653,7 +2659,8 @@ fail: return NULL; } -static inline int l2cap_get_conf_opt(void **ptr, int *type, int *olen, unsigned long *val) +static inline int l2cap_get_conf_opt(void **ptr, int *type, int *olen, + unsigned long *val) { struct l2cap_conf_opt *opt = *ptr; int len; @@ -2833,13 +2840,13 @@ static inline bool __l2cap_efs_supported(struct l2cap_chan *chan) static inline void l2cap_txwin_setup(struct l2cap_chan *chan) { if (chan->tx_win > L2CAP_DEFAULT_TX_WINDOW && - __l2cap_ews_supported(chan)) { + __l2cap_ews_supported(chan)) { /* use extended control field */ set_bit(FLAG_EXT_CTRL, &chan->flags); chan->tx_win_max = L2CAP_DEFAULT_EXT_WINDOW; } else { chan->tx_win = min_t(u16, chan->tx_win, - L2CAP_DEFAULT_TX_WINDOW); + L2CAP_DEFAULT_TX_WINDOW); chan->tx_win_max = L2CAP_DEFAULT_TX_WINDOW; } chan->ack_win = chan->tx_win; @@ -2879,7 +2886,7 @@ done: switch (chan->mode) { case L2CAP_MODE_BASIC: if (!(chan->conn->feat_mask & L2CAP_FEAT_ERTM) && - !(chan->conn->feat_mask & L2CAP_FEAT_STREAMING)) + !(chan->conn->feat_mask & L2CAP_FEAT_STREAMING)) break; rfc.mode = L2CAP_MODE_BASIC; @@ -2890,7 +2897,7 @@ done: rfc.max_pdu_size = 0; l2cap_add_conf_opt(&ptr, L2CAP_CONF_RFC, sizeof(rfc), - (unsigned long) &rfc); + (unsigned long) &rfc); break; case L2CAP_MODE_ERTM: @@ -2900,18 +2907,17 @@ done: rfc.monitor_timeout = 0; size = min_t(u16, L2CAP_DEFAULT_MAX_PDU_SIZE, chan->conn->mtu - - L2CAP_EXT_HDR_SIZE - - L2CAP_SDULEN_SIZE - - L2CAP_FCS_SIZE); + L2CAP_EXT_HDR_SIZE - L2CAP_SDULEN_SIZE - + L2CAP_FCS_SIZE); rfc.max_pdu_size = cpu_to_le16(size); l2cap_txwin_setup(chan); rfc.txwin_size = min_t(u16, chan->tx_win, - L2CAP_DEFAULT_TX_WINDOW); + L2CAP_DEFAULT_TX_WINDOW); l2cap_add_conf_opt(&ptr, L2CAP_CONF_RFC, sizeof(rfc), - (unsigned long) &rfc); + (unsigned long) &rfc); if (test_bit(FLAG_EFS_ENABLE, &chan->flags)) l2cap_add_opt_efs(&ptr, chan); @@ -2920,14 +2926,14 @@ done: break; if (chan->fcs == L2CAP_FCS_NONE || - test_bit(CONF_NO_FCS_RECV, &chan->conf_state)) { + test_bit(CONF_NO_FCS_RECV, &chan->conf_state)) { chan->fcs = L2CAP_FCS_NONE; l2cap_add_conf_opt(&ptr, L2CAP_CONF_FCS, 1, chan->fcs); } if (test_bit(FLAG_EXT_CTRL, &chan->flags)) l2cap_add_conf_opt(&ptr, L2CAP_CONF_EWS, 2, - chan->tx_win); + chan->tx_win); break; case L2CAP_MODE_STREAMING: @@ -2939,13 +2945,12 @@ done: rfc.monitor_timeout = 0; size = min_t(u16, L2CAP_DEFAULT_MAX_PDU_SIZE, chan->conn->mtu - - L2CAP_EXT_HDR_SIZE - - L2CAP_SDULEN_SIZE - - L2CAP_FCS_SIZE); + L2CAP_EXT_HDR_SIZE - L2CAP_SDULEN_SIZE - + L2CAP_FCS_SIZE); rfc.max_pdu_size = cpu_to_le16(size); l2cap_add_conf_opt(&ptr, L2CAP_CONF_RFC, sizeof(rfc), - (unsigned long) &rfc); + (unsigned long) &rfc); if (test_bit(FLAG_EFS_ENABLE, &chan->flags)) l2cap_add_opt_efs(&ptr, chan); @@ -2954,7 +2959,7 @@ done: break; if (chan->fcs == L2CAP_FCS_NONE || - test_bit(CONF_NO_FCS_RECV, &chan->conf_state)) { + test_bit(CONF_NO_FCS_RECV, &chan->conf_state)) { chan->fcs = L2CAP_FCS_NONE; l2cap_add_conf_opt(&ptr, L2CAP_CONF_FCS, 1, chan->fcs); } @@ -3046,7 +3051,7 @@ static int l2cap_parse_conf_req(struct l2cap_chan *chan, void *data) case L2CAP_MODE_ERTM: if (!test_bit(CONF_STATE2_DEVICE, &chan->conf_state)) { chan->mode = l2cap_select_mode(rfc.mode, - chan->conn->feat_mask); + chan->conn->feat_mask); break; } @@ -3071,8 +3076,8 @@ done: if (chan->num_conf_rsp == 1) return -ECONNREFUSED; - l2cap_add_conf_opt(&ptr, L2CAP_CONF_RFC, - sizeof(rfc), (unsigned long) &rfc); + l2cap_add_conf_opt(&ptr, L2CAP_CONF_RFC, sizeof(rfc), + (unsigned long) &rfc); } if (result == L2CAP_CONF_SUCCESS) { @@ -3089,8 +3094,8 @@ done: if (remote_efs) { if (chan->local_stype != L2CAP_SERV_NOTRAFIC && - efs.stype != L2CAP_SERV_NOTRAFIC && - efs.stype != chan->local_stype) { + efs.stype != L2CAP_SERV_NOTRAFIC && + efs.stype != chan->local_stype) { result = L2CAP_CONF_UNACCEPT; @@ -3098,8 +3103,8 @@ done: return -ECONNREFUSED; l2cap_add_conf_opt(&ptr, L2CAP_CONF_EFS, - sizeof(efs), - (unsigned long) &efs); + sizeof(efs), + (unsigned long) &efs); } else { /* Send PENDING Conf Rsp */ result = L2CAP_CONF_PENDING; @@ -3122,10 +3127,8 @@ done: chan->remote_max_tx = rfc.max_transmit; size = min_t(u16, le16_to_cpu(rfc.max_pdu_size), - chan->conn->mtu - - L2CAP_EXT_HDR_SIZE - - L2CAP_SDULEN_SIZE - - L2CAP_FCS_SIZE); + chan->conn->mtu - L2CAP_EXT_HDR_SIZE - + L2CAP_SDULEN_SIZE - L2CAP_FCS_SIZE); rfc.max_pdu_size = cpu_to_le16(size); chan->remote_mps = size; @@ -3137,36 +3140,35 @@ done: set_bit(CONF_MODE_DONE, &chan->conf_state); l2cap_add_conf_opt(&ptr, L2CAP_CONF_RFC, - sizeof(rfc), (unsigned long) &rfc); + sizeof(rfc), (unsigned long) &rfc); if (test_bit(FLAG_EFS_ENABLE, &chan->flags)) { chan->remote_id = efs.id; chan->remote_stype = efs.stype; chan->remote_msdu = le16_to_cpu(efs.msdu); chan->remote_flush_to = - le32_to_cpu(efs.flush_to); + le32_to_cpu(efs.flush_to); chan->remote_acc_lat = - le32_to_cpu(efs.acc_lat); + le32_to_cpu(efs.acc_lat); chan->remote_sdu_itime = le32_to_cpu(efs.sdu_itime); l2cap_add_conf_opt(&ptr, L2CAP_CONF_EFS, - sizeof(efs), (unsigned long) &efs); + sizeof(efs), + (unsigned long) &efs); } break; case L2CAP_MODE_STREAMING: size = min_t(u16, le16_to_cpu(rfc.max_pdu_size), - chan->conn->mtu - - L2CAP_EXT_HDR_SIZE - - L2CAP_SDULEN_SIZE - - L2CAP_FCS_SIZE); + chan->conn->mtu - L2CAP_EXT_HDR_SIZE - + L2CAP_SDULEN_SIZE - L2CAP_FCS_SIZE); rfc.max_pdu_size = cpu_to_le16(size); chan->remote_mps = size; set_bit(CONF_MODE_DONE, &chan->conf_state); - l2cap_add_conf_opt(&ptr, L2CAP_CONF_RFC, - sizeof(rfc), (unsigned long) &rfc); + l2cap_add_conf_opt(&ptr, L2CAP_CONF_RFC, sizeof(rfc), + (unsigned long) &rfc); break; @@ -3187,7 +3189,8 @@ done: return ptr - data; } -static int l2cap_parse_conf_rsp(struct l2cap_chan *chan, void *rsp, int len, void *data, u16 *result) +static int l2cap_parse_conf_rsp(struct l2cap_chan *chan, void *rsp, int len, + void *data, u16 *result) { struct l2cap_conf_req *req = data; void *ptr = req->data; @@ -3214,7 +3217,7 @@ static int l2cap_parse_conf_rsp(struct l2cap_chan *chan, void *rsp, int len, voi case L2CAP_CONF_FLUSH_TO: chan->flush_to = val; l2cap_add_conf_opt(&ptr, L2CAP_CONF_FLUSH_TO, - 2, chan->flush_to); + 2, chan->flush_to); break; case L2CAP_CONF_RFC: @@ -3222,13 +3225,13 @@ static int l2cap_parse_conf_rsp(struct l2cap_chan *chan, void *rsp, int len, voi memcpy(&rfc, (void *)val, olen); if (test_bit(CONF_STATE2_DEVICE, &chan->conf_state) && - rfc.mode != chan->mode) + rfc.mode != chan->mode) return -ECONNREFUSED; chan->fcs = 0; l2cap_add_conf_opt(&ptr, L2CAP_CONF_RFC, - sizeof(rfc), (unsigned long) &rfc); + sizeof(rfc), (unsigned long) &rfc); break; case L2CAP_CONF_EWS: @@ -3242,12 +3245,12 @@ static int l2cap_parse_conf_rsp(struct l2cap_chan *chan, void *rsp, int len, voi memcpy(&efs, (void *)val, olen); if (chan->local_stype != L2CAP_SERV_NOTRAFIC && - efs.stype != L2CAP_SERV_NOTRAFIC && - efs.stype != chan->local_stype) + efs.stype != L2CAP_SERV_NOTRAFIC && + efs.stype != chan->local_stype) return -ECONNREFUSED; - l2cap_add_conf_opt(&ptr, L2CAP_CONF_EFS, - sizeof(efs), (unsigned long) &efs); + l2cap_add_conf_opt(&ptr, L2CAP_CONF_EFS, sizeof(efs), + (unsigned long) &efs); break; } } @@ -3270,10 +3273,10 @@ static int l2cap_parse_conf_rsp(struct l2cap_chan *chan, void *rsp, int len, voi if (test_bit(FLAG_EFS_ENABLE, &chan->flags)) { chan->local_msdu = le16_to_cpu(efs.msdu); chan->local_sdu_itime = - le32_to_cpu(efs.sdu_itime); + le32_to_cpu(efs.sdu_itime); chan->local_acc_lat = le32_to_cpu(efs.acc_lat); chan->local_flush_to = - le32_to_cpu(efs.flush_to); + le32_to_cpu(efs.flush_to); } break; @@ -3288,7 +3291,8 @@ static int l2cap_parse_conf_rsp(struct l2cap_chan *chan, void *rsp, int len, voi return ptr - data; } -static int l2cap_build_conf_rsp(struct l2cap_chan *chan, void *data, u16 result, u16 flags) +static int l2cap_build_conf_rsp(struct l2cap_chan *chan, void *data, + u16 result, u16 flags) { struct l2cap_conf_rsp *rsp = data; void *ptr = rsp->data; @@ -3312,14 +3316,13 @@ void __l2cap_connect_rsp_defer(struct l2cap_chan *chan) rsp.dcid = cpu_to_le16(chan->scid); rsp.result = __constant_cpu_to_le16(L2CAP_CR_SUCCESS); rsp.status = __constant_cpu_to_le16(L2CAP_CS_NO_INFO); - l2cap_send_cmd(conn, chan->ident, - L2CAP_CONN_RSP, sizeof(rsp), &rsp); + l2cap_send_cmd(conn, chan->ident, L2CAP_CONN_RSP, sizeof(rsp), &rsp); if (test_and_set_bit(CONF_REQ_SENT, &chan->conf_state)) return; l2cap_send_cmd(conn, l2cap_get_ident(conn), L2CAP_CONF_REQ, - l2cap_build_conf_req(chan, buf), buf); + l2cap_build_conf_req(chan, buf), buf); chan->num_conf_req++; } @@ -3374,7 +3377,8 @@ static void l2cap_conf_rfc_get(struct l2cap_chan *chan, void *rsp, int len) } } -static inline int l2cap_command_rej(struct l2cap_conn *conn, struct l2cap_cmd_hdr *cmd, u8 *data) +static inline int l2cap_command_rej(struct l2cap_conn *conn, + struct l2cap_cmd_hdr *cmd, u8 *data) { struct l2cap_cmd_rej_unk *rej = (struct l2cap_cmd_rej_unk *) data; @@ -3382,7 +3386,7 @@ static inline int l2cap_command_rej(struct l2cap_conn *conn, struct l2cap_cmd_hd return 0; if ((conn->info_state & L2CAP_INFO_FEAT_MASK_REQ_SENT) && - cmd->ident == conn->info_ident) { + cmd->ident == conn->info_ident) { cancel_delayed_work(&conn->info_timer); conn->info_state |= L2CAP_INFO_FEAT_MASK_REQ_DONE; @@ -3422,7 +3426,7 @@ static void __l2cap_connect(struct l2cap_conn *conn, struct l2cap_cmd_hdr *cmd, /* Check if the ACL is secure enough (if not SDP) */ if (psm != __constant_cpu_to_le16(L2CAP_PSM_SDP) && - !hci_conn_check_link_mode(conn->hcon)) { + !hci_conn_check_link_mode(conn->hcon)) { conn->disc_reason = HCI_ERROR_AUTH_FAILURE; result = L2CAP_CR_SEC_BLOCK; goto response; @@ -3500,16 +3504,16 @@ sendresp: schedule_delayed_work(&conn->info_timer, L2CAP_INFO_TIMEOUT); - l2cap_send_cmd(conn, conn->info_ident, - L2CAP_INFO_REQ, sizeof(info), &info); + l2cap_send_cmd(conn, conn->info_ident, L2CAP_INFO_REQ, + sizeof(info), &info); } if (chan && !test_bit(CONF_REQ_SENT, &chan->conf_state) && - result == L2CAP_CR_SUCCESS) { + result == L2CAP_CR_SUCCESS) { u8 buf[128]; set_bit(CONF_REQ_SENT, &chan->conf_state); l2cap_send_cmd(conn, l2cap_get_ident(conn), L2CAP_CONF_REQ, - l2cap_build_conf_req(chan, buf), buf); + l2cap_build_conf_req(chan, buf), buf); chan->num_conf_req++; } } @@ -3521,7 +3525,8 @@ static int l2cap_connect_req(struct l2cap_conn *conn, return 0; } -static inline int l2cap_connect_rsp(struct l2cap_conn *conn, struct l2cap_cmd_hdr *cmd, u8 *data) +static inline int l2cap_connect_rsp(struct l2cap_conn *conn, + struct l2cap_cmd_hdr *cmd, u8 *data) { struct l2cap_conn_rsp *rsp = (struct l2cap_conn_rsp *) data; u16 scid, dcid, result, status; @@ -3535,7 +3540,7 @@ static inline int l2cap_connect_rsp(struct l2cap_conn *conn, struct l2cap_cmd_hd status = __le16_to_cpu(rsp->status); BT_DBG("dcid 0x%4.4x scid 0x%4.4x result 0x%2.2x status 0x%2.2x", - dcid, scid, result, status); + dcid, scid, result, status); mutex_lock(&conn->chan_lock); @@ -3568,7 +3573,7 @@ static inline int l2cap_connect_rsp(struct l2cap_conn *conn, struct l2cap_cmd_hd break; l2cap_send_cmd(conn, l2cap_get_ident(conn), L2CAP_CONF_REQ, - l2cap_build_conf_req(chan, req), req); + l2cap_build_conf_req(chan, req), req); chan->num_conf_req++; break; @@ -3616,7 +3621,9 @@ static void l2cap_send_efs_conf_rsp(struct l2cap_chan *chan, void *data, L2CAP_CONF_SUCCESS, flags), data); } -static inline int l2cap_config_req(struct l2cap_conn *conn, struct l2cap_cmd_hdr *cmd, u16 cmd_len, u8 *data) +static inline int l2cap_config_req(struct l2cap_conn *conn, + struct l2cap_cmd_hdr *cmd, u16 cmd_len, + u8 *data) { struct l2cap_conf_req *req = (struct l2cap_conf_req *) data; u16 dcid, flags; @@ -3641,7 +3648,7 @@ static inline int l2cap_config_req(struct l2cap_conn *conn, struct l2cap_cmd_hdr rej.dcid = cpu_to_le16(chan->dcid); l2cap_send_cmd(conn, cmd->ident, L2CAP_COMMAND_REJ, - sizeof(rej), &rej); + sizeof(rej), &rej); goto unlock; } @@ -3649,8 +3656,8 @@ static inline int l2cap_config_req(struct l2cap_conn *conn, struct l2cap_cmd_hdr len = cmd_len - sizeof(*req); if (len < 0 || chan->conf_len + len > sizeof(chan->conf_req)) { l2cap_send_cmd(conn, cmd->ident, L2CAP_CONF_RSP, - l2cap_build_conf_rsp(chan, rsp, - L2CAP_CONF_REJECT, flags), rsp); + l2cap_build_conf_rsp(chan, rsp, + L2CAP_CONF_REJECT, flags), rsp); goto unlock; } @@ -3661,8 +3668,8 @@ static inline int l2cap_config_req(struct l2cap_conn *conn, struct l2cap_cmd_hdr if (flags & L2CAP_CONF_FLAG_CONTINUATION) { /* Incomplete config. Send empty response. */ l2cap_send_cmd(conn, cmd->ident, L2CAP_CONF_RSP, - l2cap_build_conf_rsp(chan, rsp, - L2CAP_CONF_SUCCESS, flags), rsp); + l2cap_build_conf_rsp(chan, rsp, + L2CAP_CONF_SUCCESS, flags), rsp); goto unlock; } @@ -3700,7 +3707,7 @@ static inline int l2cap_config_req(struct l2cap_conn *conn, struct l2cap_cmd_hdr if (!test_and_set_bit(CONF_REQ_SENT, &chan->conf_state)) { u8 buf[64]; l2cap_send_cmd(conn, l2cap_get_ident(conn), L2CAP_CONF_REQ, - l2cap_build_conf_req(chan, buf), buf); + l2cap_build_conf_req(chan, buf), buf); chan->num_conf_req++; } @@ -3719,7 +3726,8 @@ unlock: return err; } -static inline int l2cap_config_rsp(struct l2cap_conn *conn, struct l2cap_cmd_hdr *cmd, u8 *data) +static inline int l2cap_config_rsp(struct l2cap_conn *conn, + struct l2cap_cmd_hdr *cmd, u8 *data) { struct l2cap_conf_rsp *rsp = (struct l2cap_conf_rsp *)data; u16 scid, flags, result; @@ -3751,7 +3759,7 @@ static inline int l2cap_config_rsp(struct l2cap_conn *conn, struct l2cap_cmd_hdr char buf[64]; len = l2cap_parse_conf_rsp(chan, rsp->data, len, - buf, &result); + buf, &result); if (len < 0) { l2cap_send_disconn_req(conn, chan, ECONNRESET); goto done; @@ -3775,14 +3783,14 @@ static inline int l2cap_config_rsp(struct l2cap_conn *conn, struct l2cap_cmd_hdr /* throw out any old stored conf requests */ result = L2CAP_CONF_SUCCESS; len = l2cap_parse_conf_rsp(chan, rsp->data, len, - req, &result); + req, &result); if (len < 0) { l2cap_send_disconn_req(conn, chan, ECONNRESET); goto done; } l2cap_send_cmd(conn, l2cap_get_ident(conn), - L2CAP_CONF_REQ, len, req); + L2CAP_CONF_REQ, len, req); chan->num_conf_req++; if (result != L2CAP_CONF_SUCCESS) goto done; @@ -3820,7 +3828,8 @@ done: return err; } -static inline int l2cap_disconnect_req(struct l2cap_conn *conn, struct l2cap_cmd_hdr *cmd, u8 *data) +static inline int l2cap_disconnect_req(struct l2cap_conn *conn, + struct l2cap_cmd_hdr *cmd, u8 *data) { struct l2cap_disconn_req *req = (struct l2cap_disconn_req *) data; struct l2cap_disconn_rsp rsp; @@ -3866,7 +3875,8 @@ static inline int l2cap_disconnect_req(struct l2cap_conn *conn, struct l2cap_cmd return 0; } -static inline int l2cap_disconnect_rsp(struct l2cap_conn *conn, struct l2cap_cmd_hdr *cmd, u8 *data) +static inline int l2cap_disconnect_rsp(struct l2cap_conn *conn, + struct l2cap_cmd_hdr *cmd, u8 *data) { struct l2cap_disconn_rsp *rsp = (struct l2cap_disconn_rsp *) data; u16 dcid, scid; @@ -3900,7 +3910,8 @@ static inline int l2cap_disconnect_rsp(struct l2cap_conn *conn, struct l2cap_cmd return 0; } -static inline int l2cap_information_req(struct l2cap_conn *conn, struct l2cap_cmd_hdr *cmd, u8 *data) +static inline int l2cap_information_req(struct l2cap_conn *conn, + struct l2cap_cmd_hdr *cmd, u8 *data) { struct l2cap_info_req *req = (struct l2cap_info_req *) data; u16 type; @@ -3917,14 +3928,14 @@ static inline int l2cap_information_req(struct l2cap_conn *conn, struct l2cap_cm rsp->result = __constant_cpu_to_le16(L2CAP_IR_SUCCESS); if (!disable_ertm) feat_mask |= L2CAP_FEAT_ERTM | L2CAP_FEAT_STREAMING - | L2CAP_FEAT_FCS; + | L2CAP_FEAT_FCS; if (enable_hs) feat_mask |= L2CAP_FEAT_EXT_FLOW - | L2CAP_FEAT_EXT_WINDOW; + | L2CAP_FEAT_EXT_WINDOW; put_unaligned_le32(feat_mask, rsp->data); - l2cap_send_cmd(conn, cmd->ident, - L2CAP_INFO_RSP, sizeof(buf), buf); + l2cap_send_cmd(conn, cmd->ident, L2CAP_INFO_RSP, sizeof(buf), + buf); } else if (type == L2CAP_IT_FIXED_CHAN) { u8 buf[12]; struct l2cap_info_rsp *rsp = (struct l2cap_info_rsp *) buf; @@ -3937,20 +3948,21 @@ static inline int l2cap_information_req(struct l2cap_conn *conn, struct l2cap_cm rsp->type = __constant_cpu_to_le16(L2CAP_IT_FIXED_CHAN); rsp->result = __constant_cpu_to_le16(L2CAP_IR_SUCCESS); memcpy(rsp->data, l2cap_fixed_chan, sizeof(l2cap_fixed_chan)); - l2cap_send_cmd(conn, cmd->ident, - L2CAP_INFO_RSP, sizeof(buf), buf); + l2cap_send_cmd(conn, cmd->ident, L2CAP_INFO_RSP, sizeof(buf), + buf); } else { struct l2cap_info_rsp rsp; rsp.type = cpu_to_le16(type); rsp.result = __constant_cpu_to_le16(L2CAP_IR_NOTSUPP); - l2cap_send_cmd(conn, cmd->ident, - L2CAP_INFO_RSP, sizeof(rsp), &rsp); + l2cap_send_cmd(conn, cmd->ident, L2CAP_INFO_RSP, sizeof(rsp), + &rsp); } return 0; } -static inline int l2cap_information_rsp(struct l2cap_conn *conn, struct l2cap_cmd_hdr *cmd, u8 *data) +static inline int l2cap_information_rsp(struct l2cap_conn *conn, + struct l2cap_cmd_hdr *cmd, u8 *data) { struct l2cap_info_rsp *rsp = (struct l2cap_info_rsp *) data; u16 type, result; @@ -3962,7 +3974,7 @@ static inline int l2cap_information_rsp(struct l2cap_conn *conn, struct l2cap_cm /* L2CAP Info req/rsp are unbound to channels, add extra checks */ if (cmd->ident != conn->info_ident || - conn->info_state & L2CAP_INFO_FEAT_MASK_REQ_DONE) + conn->info_state & L2CAP_INFO_FEAT_MASK_REQ_DONE) return 0; cancel_delayed_work(&conn->info_timer); @@ -3987,7 +3999,7 @@ static inline int l2cap_information_rsp(struct l2cap_conn *conn, struct l2cap_cm conn->info_ident = l2cap_get_ident(conn); l2cap_send_cmd(conn, conn->info_ident, - L2CAP_INFO_REQ, sizeof(req), &req); + L2CAP_INFO_REQ, sizeof(req), &req); } else { conn->info_state |= L2CAP_INFO_FEAT_MASK_REQ_DONE; conn->info_ident = 0; @@ -4009,8 +4021,8 @@ static inline int l2cap_information_rsp(struct l2cap_conn *conn, struct l2cap_cm } static inline int l2cap_create_channel_req(struct l2cap_conn *conn, - struct l2cap_cmd_hdr *cmd, u16 cmd_len, - void *data) + struct l2cap_cmd_hdr *cmd, + u16 cmd_len, void *data) { struct l2cap_create_chan_req *req = data; struct l2cap_create_chan_rsp rsp; @@ -4039,6 +4051,15 @@ static inline int l2cap_create_channel_req(struct l2cap_conn *conn, return 0; } +static inline int l2cap_create_channel_rsp(struct l2cap_conn *conn, + struct l2cap_cmd_hdr *cmd, + void *data) +{ + BT_DBG("conn %p", conn); + + return l2cap_connect_rsp(conn, cmd, data); +} + static void l2cap_send_move_chan_rsp(struct l2cap_conn *conn, u8 ident, u16 icid, u16 result) { @@ -4165,7 +4186,7 @@ static inline int l2cap_move_channel_confirm_rsp(struct l2cap_conn *conn, } static inline int l2cap_check_conn_param(u16 min, u16 max, u16 latency, - u16 to_multiplier) + u16 to_multiplier) { u16 max_latency; @@ -4186,7 +4207,8 @@ static inline int l2cap_check_conn_param(u16 min, u16 max, u16 latency, } static inline int l2cap_conn_param_update_req(struct l2cap_conn *conn, - struct l2cap_cmd_hdr *cmd, u8 *data) + struct l2cap_cmd_hdr *cmd, + u8 *data) { struct hci_conn *hcon = conn->hcon; struct l2cap_conn_param_update_req *req; @@ -4208,7 +4230,7 @@ static inline int l2cap_conn_param_update_req(struct l2cap_conn *conn, to_multiplier = __le16_to_cpu(req->to_multiplier); BT_DBG("min 0x%4.4x max 0x%4.4x latency: 0x%4.4x Timeout: 0x%4.4x", - min, max, latency, to_multiplier); + min, max, latency, to_multiplier); memset(&rsp, 0, sizeof(rsp)); @@ -4219,7 +4241,7 @@ static inline int l2cap_conn_param_update_req(struct l2cap_conn *conn, rsp.result = __constant_cpu_to_le16(L2CAP_CONN_PARAM_ACCEPTED); l2cap_send_cmd(conn, cmd->ident, L2CAP_CONN_PARAM_UPDATE_RSP, - sizeof(rsp), &rsp); + sizeof(rsp), &rsp); if (!err) hci_le_conn_update(hcon, min, max, latency, to_multiplier); @@ -4228,7 +4250,8 @@ static inline int l2cap_conn_param_update_req(struct l2cap_conn *conn, } static inline int l2cap_bredr_sig_cmd(struct l2cap_conn *conn, - struct l2cap_cmd_hdr *cmd, u16 cmd_len, u8 *data) + struct l2cap_cmd_hdr *cmd, u16 cmd_len, + u8 *data) { int err = 0; @@ -4307,7 +4330,7 @@ static inline int l2cap_bredr_sig_cmd(struct l2cap_conn *conn, } static inline int l2cap_le_sig_cmd(struct l2cap_conn *conn, - struct l2cap_cmd_hdr *cmd, u8 *data) + struct l2cap_cmd_hdr *cmd, u8 *data) { switch (cmd->code) { case L2CAP_COMMAND_REJ: @@ -4326,7 +4349,7 @@ static inline int l2cap_le_sig_cmd(struct l2cap_conn *conn, } static inline void l2cap_sig_channel(struct l2cap_conn *conn, - struct sk_buff *skb) + struct sk_buff *skb) { u8 *data = skb->data; int len = skb->len; @@ -4343,7 +4366,8 @@ static inline void l2cap_sig_channel(struct l2cap_conn *conn, cmd_len = le16_to_cpu(cmd.len); - BT_DBG("code 0x%2.2x len %d id 0x%2.2x", cmd.code, cmd_len, cmd.ident); + BT_DBG("code 0x%2.2x len %d id 0x%2.2x", cmd.code, cmd_len, + cmd.ident); if (cmd_len > len || !cmd.ident) { BT_DBG("corrupted command"); @@ -4362,7 +4386,8 @@ static inline void l2cap_sig_channel(struct l2cap_conn *conn, /* FIXME: Map err to a valid reason */ rej.reason = __constant_cpu_to_le16(L2CAP_REJ_NOT_UNDERSTOOD); - l2cap_send_cmd(conn, cmd.ident, L2CAP_COMMAND_REJ, sizeof(rej), &rej); + l2cap_send_cmd(conn, cmd.ident, L2CAP_COMMAND_REJ, + sizeof(rej), &rej); } data += cmd_len; @@ -4427,8 +4452,8 @@ static void l2cap_send_i_or_rr_or_rnr(struct l2cap_chan *chan) } } -static void append_skb_frag(struct sk_buff *skb, - struct sk_buff *new_frag, struct sk_buff **last_frag) +static void append_skb_frag(struct sk_buff *skb, struct sk_buff *new_frag, + struct sk_buff **last_frag) { /* skb->len reflects data in skb as well as all fragments * skb->data_len reflects only data in fragments @@ -4677,7 +4702,7 @@ static u8 l2cap_classify_txseq(struct l2cap_chan *chan, u16 txseq) if (chan->rx_state == L2CAP_RX_STATE_SREJ_SENT) { if (__seq_offset(chan, txseq, chan->last_acked_seq) >= - chan->tx_win) { + chan->tx_win) { /* See notes below regarding "double poll" and * invalid packets. */ @@ -4718,8 +4743,7 @@ static u8 l2cap_classify_txseq(struct l2cap_chan *chan, u16 txseq) } if (__seq_offset(chan, txseq, chan->last_acked_seq) < - __seq_offset(chan, chan->expected_tx_seq, - chan->last_acked_seq)){ + __seq_offset(chan, chan->expected_tx_seq, chan->last_acked_seq)) { BT_DBG("Duplicate - expected_tx_seq later than txseq"); return L2CAP_TXSEQ_DUPLICATE; } @@ -5479,7 +5503,7 @@ int l2cap_security_cfm(struct hci_conn *hcon, u8 status, u8 encrypt) } if (!status && (chan->state == BT_CONNECTED || - chan->state == BT_CONFIG)) { + chan->state == BT_CONFIG)) { struct sock *sk = chan->sk; clear_bit(BT_SK_SUSPEND, &bt_sk(sk)->flags); @@ -5530,7 +5554,7 @@ int l2cap_security_cfm(struct hci_conn *hcon, u8 status, u8 encrypt) rsp.result = cpu_to_le16(res); rsp.status = cpu_to_le16(stat); l2cap_send_cmd(conn, chan->ident, L2CAP_CONN_RSP, - sizeof(rsp), &rsp); + sizeof(rsp), &rsp); if (!test_bit(CONF_REQ_SENT, &chan->conf_state) && res == L2CAP_CR_SUCCESS) { @@ -5596,7 +5620,7 @@ int l2cap_recv_acldata(struct hci_conn *hcon, struct sk_buff *skb, u16 flags) if (skb->len > len) { BT_ERR("Frame is too long (len %d, expected len %d)", - skb->len, len); + skb->len, len); l2cap_conn_unreliable(conn, ECOMM); goto drop; } @@ -5607,7 +5631,7 @@ int l2cap_recv_acldata(struct hci_conn *hcon, struct sk_buff *skb, u16 flags) goto drop; skb_copy_from_linear_data(skb, skb_put(conn->rx_skb, skb->len), - skb->len); + skb->len); conn->rx_len = len - skb->len; } else { BT_DBG("Cont: frag len %d (expecting %d)", skb->len, conn->rx_len); @@ -5620,7 +5644,7 @@ int l2cap_recv_acldata(struct hci_conn *hcon, struct sk_buff *skb, u16 flags) if (skb->len > conn->rx_len) { BT_ERR("Fragment is too long (len %d, expected %d)", - skb->len, conn->rx_len); + skb->len, conn->rx_len); kfree_skb(conn->rx_skb); conn->rx_skb = NULL; conn->rx_len = 0; @@ -5629,7 +5653,7 @@ int l2cap_recv_acldata(struct hci_conn *hcon, struct sk_buff *skb, u16 flags) } skb_copy_from_linear_data(skb, skb_put(conn->rx_skb, skb->len), - skb->len); + skb->len); conn->rx_len -= skb->len; if (!conn->rx_len) { @@ -5688,8 +5712,8 @@ int __init l2cap_init(void) return err; if (bt_debugfs) { - l2cap_debugfs = debugfs_create_file("l2cap", 0444, - bt_debugfs, NULL, &l2cap_debugfs_fops); + l2cap_debugfs = debugfs_create_file("l2cap", 0444, bt_debugfs, + NULL, &l2cap_debugfs_fops); if (!l2cap_debugfs) BT_ERR("Failed to create L2CAP debug file"); } diff --git a/net/bluetooth/l2cap_sock.c b/net/bluetooth/l2cap_sock.c index ed2dfc9..f95fc7e 100644 --- a/net/bluetooth/l2cap_sock.c +++ b/net/bluetooth/l2cap_sock.c @@ -40,7 +40,8 @@ static struct bt_sock_list l2cap_sk_list = { static const struct proto_ops l2cap_sock_ops; static void l2cap_sock_init(struct sock *sk, struct sock *parent); -static struct sock *l2cap_sock_alloc(struct net *net, struct socket *sock, int proto, gfp_t prio); +static struct sock *l2cap_sock_alloc(struct net *net, struct socket *sock, + int proto, gfp_t prio); static int l2cap_sock_bind(struct socket *sock, struct sockaddr *addr, int alen) { @@ -106,7 +107,8 @@ done: return err; } -static int l2cap_sock_connect(struct socket *sock, struct sockaddr *addr, int alen, int flags) +static int l2cap_sock_connect(struct socket *sock, struct sockaddr *addr, + int alen, int flags) { struct sock *sk = sock->sk; struct l2cap_chan *chan = l2cap_pi(sk)->chan; @@ -134,7 +136,7 @@ static int l2cap_sock_connect(struct socket *sock, struct sockaddr *addr, int al lock_sock(sk); err = bt_sock_wait_state(sk, BT_CONNECTED, - sock_sndtimeo(sk, flags & O_NONBLOCK)); + sock_sndtimeo(sk, flags & O_NONBLOCK)); release_sock(sk); @@ -185,7 +187,8 @@ done: return err; } -static int l2cap_sock_accept(struct socket *sock, struct socket *newsock, int flags) +static int l2cap_sock_accept(struct socket *sock, struct socket *newsock, + int flags) { DECLARE_WAITQUEUE(wait, current); struct sock *sk = sock->sk, *nsk; @@ -241,7 +244,8 @@ done: return err; } -static int l2cap_sock_getname(struct socket *sock, struct sockaddr *addr, int *len, int peer) +static int l2cap_sock_getname(struct socket *sock, struct sockaddr *addr, + int *len, int peer) { struct sockaddr_l2 *la = (struct sockaddr_l2 *) addr; struct sock *sk = sock->sk; @@ -265,7 +269,8 @@ static int l2cap_sock_getname(struct socket *sock, struct sockaddr *addr, int *l return 0; } -static int l2cap_sock_getsockopt_old(struct socket *sock, int optname, char __user *optval, int __user *optlen) +static int l2cap_sock_getsockopt_old(struct socket *sock, int optname, + char __user *optval, int __user *optlen) { struct sock *sk = sock->sk; struct l2cap_chan *chan = l2cap_pi(sk)->chan; @@ -308,7 +313,7 @@ static int l2cap_sock_getsockopt_old(struct socket *sock, int optname, char __us break; case BT_SECURITY_HIGH: opt = L2CAP_LM_AUTH | L2CAP_LM_ENCRYPT | - L2CAP_LM_SECURE; + L2CAP_LM_SECURE; break; default: opt = 0; @@ -352,7 +357,8 @@ static int l2cap_sock_getsockopt_old(struct socket *sock, int optname, char __us return err; } -static int l2cap_sock_getsockopt(struct socket *sock, int level, int optname, char __user *optval, int __user *optlen) +static int l2cap_sock_getsockopt(struct socket *sock, int level, int optname, + char __user *optval, int __user *optlen) { struct sock *sk = sock->sk; struct l2cap_chan *chan = l2cap_pi(sk)->chan; @@ -376,7 +382,7 @@ static int l2cap_sock_getsockopt(struct socket *sock, int level, int optname, ch switch (optname) { case BT_SECURITY: if (chan->chan_type != L2CAP_CHAN_CONN_ORIENTED && - chan->chan_type != L2CAP_CHAN_RAW) { + chan->chan_type != L2CAP_CHAN_RAW) { err = -EINVAL; break; } @@ -411,14 +417,14 @@ static int l2cap_sock_getsockopt(struct socket *sock, int level, int optname, ch case BT_FLUSHABLE: if (put_user(test_bit(FLAG_FLUSHABLE, &chan->flags), - (u32 __user *) optval)) + (u32 __user *) optval)) err = -EFAULT; break; case BT_POWER: if (sk->sk_type != SOCK_SEQPACKET && sk->sk_type != SOCK_STREAM - && sk->sk_type != SOCK_RAW) { + && sk->sk_type != SOCK_RAW) { err = -EINVAL; break; } @@ -466,7 +472,8 @@ static bool l2cap_valid_mtu(struct l2cap_chan *chan, u16 mtu) return true; } -static int l2cap_sock_setsockopt_old(struct socket *sock, int optname, char __user *optval, unsigned int optlen) +static int l2cap_sock_setsockopt_old(struct socket *sock, int optname, + char __user *optval, unsigned int optlen) { struct sock *sk = sock->sk; struct l2cap_chan *chan = l2cap_pi(sk)->chan; @@ -565,7 +572,8 @@ static int l2cap_sock_setsockopt_old(struct socket *sock, int optname, char __us return err; } -static int l2cap_sock_setsockopt(struct socket *sock, int level, int optname, char __user *optval, unsigned int optlen) +static int l2cap_sock_setsockopt(struct socket *sock, int level, int optname, + char __user *optval, unsigned int optlen) { struct sock *sk = sock->sk; struct l2cap_chan *chan = l2cap_pi(sk)->chan; @@ -588,7 +596,7 @@ static int l2cap_sock_setsockopt(struct socket *sock, int level, int optname, ch switch (optname) { case BT_SECURITY: if (chan->chan_type != L2CAP_CHAN_CONN_ORIENTED && - chan->chan_type != L2CAP_CHAN_RAW) { + chan->chan_type != L2CAP_CHAN_RAW) { err = -EINVAL; break; } @@ -602,7 +610,7 @@ static int l2cap_sock_setsockopt(struct socket *sock, int level, int optname, ch } if (sec.level < BT_SECURITY_LOW || - sec.level > BT_SECURITY_HIGH) { + sec.level > BT_SECURITY_HIGH) { err = -EINVAL; break; } @@ -628,7 +636,7 @@ static int l2cap_sock_setsockopt(struct socket *sock, int level, int optname, ch /* or for ACL link */ } else if ((sk->sk_state == BT_CONNECT2 && - test_bit(BT_SK_DEFER_SETUP, &bt_sk(sk)->flags)) || + test_bit(BT_SK_DEFER_SETUP, &bt_sk(sk)->flags)) || sk->sk_state == BT_CONNECTED) { if (!l2cap_chan_check_security(chan)) set_bit(BT_SK_SUSPEND, &bt_sk(sk)->flags); @@ -685,7 +693,7 @@ static int l2cap_sock_setsockopt(struct socket *sock, int level, int optname, ch case BT_POWER: if (chan->chan_type != L2CAP_CHAN_CONN_ORIENTED && - chan->chan_type != L2CAP_CHAN_RAW) { + chan->chan_type != L2CAP_CHAN_RAW) { err = -EINVAL; break; } @@ -721,7 +729,7 @@ static int l2cap_sock_setsockopt(struct socket *sock, int level, int optname, ch } if (chan->mode != L2CAP_MODE_ERTM && - chan->mode != L2CAP_MODE_STREAMING) { + chan->mode != L2CAP_MODE_STREAMING) { err = -EOPNOTSUPP; break; } @@ -738,7 +746,8 @@ static int l2cap_sock_setsockopt(struct socket *sock, int level, int optname, ch return err; } -static int l2cap_sock_sendmsg(struct kiocb *iocb, struct socket *sock, struct msghdr *msg, size_t len) +static int l2cap_sock_sendmsg(struct kiocb *iocb, struct socket *sock, + struct msghdr *msg, size_t len) { struct sock *sk = sock->sk; struct l2cap_chan *chan = l2cap_pi(sk)->chan; @@ -763,7 +772,8 @@ static int l2cap_sock_sendmsg(struct kiocb *iocb, struct socket *sock, struct ms return err; } -static int l2cap_sock_recvmsg(struct kiocb *iocb, struct socket *sock, struct msghdr *msg, size_t len, int flags) +static int l2cap_sock_recvmsg(struct kiocb *iocb, struct socket *sock, + struct msghdr *msg, size_t len, int flags) { struct sock *sk = sock->sk; struct l2cap_pinfo *pi = l2cap_pi(sk); @@ -867,7 +877,7 @@ static int l2cap_sock_shutdown(struct socket *sock, int how) if (sock_flag(sk, SOCK_LINGER) && sk->sk_lingertime) err = bt_sock_wait_state(sk, BT_CLOSED, - sk->sk_lingertime); + sk->sk_lingertime); } if (!err && sk->sk_err) @@ -931,7 +941,7 @@ static struct l2cap_chan *l2cap_sock_new_connection_cb(struct l2cap_chan *chan) } sk = l2cap_sock_alloc(sock_net(parent), NULL, BTPROTO_L2CAP, - GFP_ATOMIC); + GFP_ATOMIC); if (!sk) return NULL; @@ -1161,7 +1171,8 @@ static struct proto l2cap_proto = { .obj_size = sizeof(struct l2cap_pinfo) }; -static struct sock *l2cap_sock_alloc(struct net *net, struct socket *sock, int proto, gfp_t prio) +static struct sock *l2cap_sock_alloc(struct net *net, struct socket *sock, + int proto, gfp_t prio) { struct sock *sk; struct l2cap_chan *chan; @@ -1206,7 +1217,7 @@ static int l2cap_sock_create(struct net *net, struct socket *sock, int protocol, sock->state = SS_UNCONNECTED; if (sock->type != SOCK_SEQPACKET && sock->type != SOCK_STREAM && - sock->type != SOCK_DGRAM && sock->type != SOCK_RAW) + sock->type != SOCK_DGRAM && sock->type != SOCK_RAW) return -ESOCKTNOSUPPORT; if (sock->type == SOCK_RAW && !kern && !capable(CAP_NET_RAW)) @@ -1263,7 +1274,8 @@ int __init l2cap_init_sockets(void) goto error; } - err = bt_procfs_init(THIS_MODULE, &init_net, "l2cap", &l2cap_sk_list, NULL); + err = bt_procfs_init(THIS_MODULE, &init_net, "l2cap", &l2cap_sk_list, + NULL); if (err < 0) { BT_ERR("Failed to create L2CAP proc file"); bt_sock_unregister(BTPROTO_L2CAP); -- cgit v0.10.2 From 8bcde1f2ab732a7d7db1de854dcc0747ffecb7c2 Mon Sep 17 00:00:00 2001 From: Gustavo Padovan Date: Mon, 28 May 2012 19:18:14 -0300 Subject: Bluetooth: Remove GFP_ATOMIC usage from l2cap_core.c Since we change the Bluetooth core to run in process context we don't need to use GFP_ATOMIC in many of places we were using it. The we just replace by GFP_KERNEL. Acked-by: Marcel Holtmann Signed-off-by: Gustavo Padovan diff --git a/net/bluetooth/l2cap_core.c b/net/bluetooth/l2cap_core.c index a032741..207b4a8 100644 --- a/net/bluetooth/l2cap_core.c +++ b/net/bluetooth/l2cap_core.c @@ -1384,7 +1384,7 @@ static struct l2cap_conn *l2cap_conn_add(struct hci_conn *hcon, u8 status) if (!hchan) return NULL; - conn = kzalloc(sizeof(struct l2cap_conn), GFP_ATOMIC); + conn = kzalloc(sizeof(struct l2cap_conn), GFP_KERNEL); if (!conn) { hci_chan_del(hchan); return NULL; @@ -1836,9 +1836,9 @@ static void l2cap_ertm_resend(struct l2cap_chan *chan) /* Cloned sk_buffs are read-only, so we need a * writeable copy */ - tx_skb = skb_copy(skb, GFP_ATOMIC); + tx_skb = skb_copy(skb, GFP_KERNEL); } else { - tx_skb = skb_clone(skb, GFP_ATOMIC); + tx_skb = skb_clone(skb, GFP_KERNEL); } if (!tx_skb) { @@ -2584,7 +2584,7 @@ static void l2cap_raw_recv(struct l2cap_conn *conn, struct sk_buff *skb) /* Don't send frame to the socket it came from */ if (skb->sk == sk) continue; - nskb = skb_clone(skb, GFP_ATOMIC); + nskb = skb_clone(skb, GFP_KERNEL); if (!nskb) continue; @@ -2610,7 +2610,7 @@ static struct sk_buff *l2cap_build_cmd(struct l2cap_conn *conn, u8 code, len = L2CAP_HDR_SIZE + L2CAP_CMD_HDR_SIZE + dlen; count = min_t(unsigned int, conn->mtu, len); - skb = bt_skb_alloc(count, GFP_ATOMIC); + skb = bt_skb_alloc(count, GFP_KERNEL); if (!skb) return NULL; @@ -2640,7 +2640,7 @@ static struct sk_buff *l2cap_build_cmd(struct l2cap_conn *conn, u8 code, while (len) { count = min_t(unsigned int, conn->mtu, len); - *frag = bt_skb_alloc(count, GFP_ATOMIC); + *frag = bt_skb_alloc(count, GFP_KERNEL); if (!*frag) goto fail; @@ -5626,7 +5626,7 @@ int l2cap_recv_acldata(struct hci_conn *hcon, struct sk_buff *skb, u16 flags) } /* Allocate skb for the complete frame (with header) */ - conn->rx_skb = bt_skb_alloc(len, GFP_ATOMIC); + conn->rx_skb = bt_skb_alloc(len, GFP_KERNEL); if (!conn->rx_skb) goto drop; -- cgit v0.10.2 From 1d8b1fd55aa1dfa9edd74ebb467db9358fa56f8a Mon Sep 17 00:00:00 2001 From: Gustavo Padovan Date: Sat, 6 Oct 2012 11:34:52 +0100 Subject: Bluetooth: use l2cap_chan_set_err() l2cap_conn_unreliable() doesn't take the sk lock, so we need to take it using l2cap_chan_set_err(). Acked-by: Marcel Holtmann Signed-off-by: Gustavo Padovan diff --git a/net/bluetooth/l2cap_core.c b/net/bluetooth/l2cap_core.c index 207b4a8..bca3dd9 100644 --- a/net/bluetooth/l2cap_core.c +++ b/net/bluetooth/l2cap_core.c @@ -1299,7 +1299,7 @@ static void l2cap_conn_unreliable(struct l2cap_conn *conn, int err) list_for_each_entry(chan, &conn->chan_l, list) { if (test_bit(FLAG_FORCE_RELIABLE, &chan->flags)) - __l2cap_chan_set_err(chan, err); + l2cap_chan_set_err(chan, err); } mutex_unlock(&conn->chan_lock); -- cgit v0.10.2 From d117773ce5c73eaa51f3283f89802f4491b27b2e Mon Sep 17 00:00:00 2001 From: Gustavo Padovan Date: Sat, 6 Oct 2012 11:47:38 +0100 Subject: Bluetooth: Use locked l2cap_state_change() No one was protecting the state set in l2cap_send_disconn_req() Acked-by: Marcel Holtmann Signed-off-by: Gustavo Padovan diff --git a/net/bluetooth/l2cap_core.c b/net/bluetooth/l2cap_core.c index bca3dd9..7c453d6 100644 --- a/net/bluetooth/l2cap_core.c +++ b/net/bluetooth/l2cap_core.c @@ -1062,7 +1062,7 @@ static void l2cap_send_disconn_req(struct l2cap_conn *conn, } if (chan->chan_type == L2CAP_CHAN_CONN_FIX_A2MP) { - __l2cap_state_change(chan, BT_DISCONN); + l2cap_state_change(chan, BT_DISCONN); return; } -- cgit v0.10.2 From b699ec0d99825713d30a057c432d0e29f07c5490 Mon Sep 17 00:00:00 2001 From: Gustavo Padovan Date: Sat, 6 Oct 2012 11:51:54 +0100 Subject: Bluetooth: Call ops->teardown() without checking for NULL Users that don't implement teardown() should use l2cap_chan_no_teardown() Acked-by: Marcel Holtmann Signed-off-by: Gustavo Padovan diff --git a/net/bluetooth/l2cap_core.c b/net/bluetooth/l2cap_core.c index 7c453d6..2fb37de 100644 --- a/net/bluetooth/l2cap_core.c +++ b/net/bluetooth/l2cap_core.c @@ -542,8 +542,7 @@ void l2cap_chan_del(struct l2cap_chan *chan, int err) hci_conn_put(conn->hcon); } - if (chan->ops->teardown) - chan->ops->teardown(chan, err); + chan->ops->teardown(chan, err); if (test_bit(CONF_NOT_COMPLETE, &chan->conf_state)) return; @@ -582,8 +581,7 @@ void l2cap_chan_close(struct l2cap_chan *chan, int reason) switch (chan->state) { case BT_LISTEN: - if (chan->ops->teardown) - chan->ops->teardown(chan, 0); + chan->ops->teardown(chan, 0); break; case BT_CONNECTED: @@ -625,8 +623,7 @@ void l2cap_chan_close(struct l2cap_chan *chan, int reason) break; default: - if (chan->ops->teardown) - chan->ops->teardown(chan, 0); + chan->ops->teardown(chan, 0); break; } } -- cgit v0.10.2 From 644912e18ac1d27f57f6673b0236b568ff750fd1 Mon Sep 17 00:00:00 2001 From: Gustavo Padovan Date: Fri, 12 Oct 2012 19:35:23 +0800 Subject: Bluetooth: Move bt_accept_enqueue() to l2cap_sock.c This is part of the move the parent socket usage to l2cap_sock.c The change is safe when it comes to locking, bt_accept_enqueue() is still protected by the parent socket lock inside the l2cap_sock_new_connection_cb() code. Acked-by: Marcel Holtmann Signed-off-by: Gustavo Padovan diff --git a/net/bluetooth/l2cap_core.c b/net/bluetooth/l2cap_core.c index 2fb37de..9d84050 100644 --- a/net/bluetooth/l2cap_core.c +++ b/net/bluetooth/l2cap_core.c @@ -1230,8 +1230,6 @@ static void l2cap_le_conn_ready(struct l2cap_conn *conn) bacpy(&bt_sk(sk)->src, conn->src); bacpy(&bt_sk(sk)->dst, conn->dst); - bt_accept_enqueue(parent, sk); - l2cap_chan_add(conn, chan); l2cap_chan_ready(chan); @@ -3448,8 +3446,6 @@ static void __l2cap_connect(struct l2cap_conn *conn, struct l2cap_cmd_hdr *cmd, chan->psm = psm; chan->dcid = scid; - bt_accept_enqueue(parent, sk); - __l2cap_chan_add(conn, chan); dcid = chan->scid; diff --git a/net/bluetooth/l2cap_sock.c b/net/bluetooth/l2cap_sock.c index f95fc7e..d5093b8 100644 --- a/net/bluetooth/l2cap_sock.c +++ b/net/bluetooth/l2cap_sock.c @@ -949,6 +949,8 @@ static struct l2cap_chan *l2cap_sock_new_connection_cb(struct l2cap_chan *chan) l2cap_sock_init(sk, parent); + bt_accept_enqueue(parent, sk); + return l2cap_pi(sk)->chan; } -- cgit v0.10.2 From 2dc4e5105f012bda7eef2f459ed3d5299ded9672 Mon Sep 17 00:00:00 2001 From: Gustavo Padovan Date: Fri, 12 Oct 2012 19:35:24 +0800 Subject: Bluetooth: Add chan->ops->defer() When DEFER_SETUP is set defer() will trigger an authorization request to the userspace. l2cap_chan_no_defer() is meant to be used when one does not want to support DEFER_SETUP (A2MP for example). Acked-by: Marcel Holtmann Signed-off-by: Gustavo Padovan diff --git a/include/net/bluetooth/l2cap.h b/include/net/bluetooth/l2cap.h index caab98c..6e23afd 100644 --- a/include/net/bluetooth/l2cap.h +++ b/include/net/bluetooth/l2cap.h @@ -541,6 +541,7 @@ struct l2cap_ops { void (*state_change) (struct l2cap_chan *chan, int state); void (*ready) (struct l2cap_chan *chan); + void (*defer) (struct l2cap_chan *chan); struct sk_buff *(*alloc_skb) (struct l2cap_chan *chan, unsigned long len, int nb); }; @@ -748,6 +749,10 @@ static inline void l2cap_chan_no_ready(struct l2cap_chan *chan) { } +static inline void l2cap_chan_no_defer(struct l2cap_chan *chan) +{ +} + extern bool disable_ertm; int l2cap_init_sockets(void); diff --git a/net/bluetooth/a2mp.c b/net/bluetooth/a2mp.c index 3ff4dc9..7bf9a10 100644 --- a/net/bluetooth/a2mp.c +++ b/net/bluetooth/a2mp.c @@ -699,6 +699,7 @@ static struct l2cap_ops a2mp_chan_ops = { .new_connection = l2cap_chan_no_new_connection, .teardown = l2cap_chan_no_teardown, .ready = l2cap_chan_no_ready, + .defer = l2cap_chan_no_defer, }; static struct l2cap_chan *a2mp_chan_open(struct l2cap_conn *conn, bool locked) diff --git a/net/bluetooth/l2cap_core.c b/net/bluetooth/l2cap_core.c index 9d84050..314d955 100644 --- a/net/bluetooth/l2cap_core.c +++ b/net/bluetooth/l2cap_core.c @@ -1120,11 +1120,9 @@ static void l2cap_conn_start(struct l2cap_conn *conn) lock_sock(sk); if (test_bit(BT_SK_DEFER_SETUP, &bt_sk(sk)->flags)) { - struct sock *parent = bt_sk(sk)->parent; rsp.result = __constant_cpu_to_le16(L2CAP_CR_PEND); rsp.status = __constant_cpu_to_le16(L2CAP_CS_AUTHOR_PEND); - if (parent) - parent->sk_data_ready(parent, 0); + chan->ops->defer(chan); } else { __l2cap_state_change(chan, BT_CONFIG); @@ -3460,7 +3458,7 @@ static void __l2cap_connect(struct l2cap_conn *conn, struct l2cap_cmd_hdr *cmd, __l2cap_state_change(chan, BT_CONNECT2); result = L2CAP_CR_PEND; status = L2CAP_CS_AUTHOR_PEND; - parent->sk_data_ready(parent, 0); + chan->ops->defer(chan); } else { __l2cap_state_change(chan, BT_CONFIG); result = L2CAP_CR_SUCCESS; @@ -5523,11 +5521,9 @@ int l2cap_security_cfm(struct hci_conn *hcon, u8 status, u8 encrypt) if (!status) { if (test_bit(BT_SK_DEFER_SETUP, &bt_sk(sk)->flags)) { - struct sock *parent = bt_sk(sk)->parent; res = L2CAP_CR_PEND; stat = L2CAP_CS_AUTHOR_PEND; - if (parent) - parent->sk_data_ready(parent, 0); + chan->ops->defer(chan); } else { __l2cap_state_change(chan, BT_CONFIG); res = L2CAP_CR_SUCCESS; diff --git a/net/bluetooth/l2cap_sock.c b/net/bluetooth/l2cap_sock.c index d5093b8..5fae2bd 100644 --- a/net/bluetooth/l2cap_sock.c +++ b/net/bluetooth/l2cap_sock.c @@ -1081,6 +1081,15 @@ static void l2cap_sock_ready_cb(struct l2cap_chan *chan) release_sock(sk); } +static void l2cap_sock_defer_cb(struct l2cap_chan *chan) +{ + struct sock *sk = chan->data; + struct sock *parent = bt_sk(sk)->parent; + + if (parent) + parent->sk_data_ready(parent, 0); +} + static struct l2cap_ops l2cap_chan_ops = { .name = "L2CAP Socket Interface", .new_connection = l2cap_sock_new_connection_cb, @@ -1089,6 +1098,7 @@ static struct l2cap_ops l2cap_chan_ops = { .teardown = l2cap_sock_teardown_cb, .state_change = l2cap_sock_state_change_cb, .ready = l2cap_sock_ready_cb, + .defer = l2cap_sock_defer_cb, .alloc_skb = l2cap_sock_alloc_skb_cb, }; -- cgit v0.10.2 From 300229f962b36e292524b26c86962d7339010b44 Mon Sep 17 00:00:00 2001 From: Gustavo Padovan Date: Fri, 12 Oct 2012 19:40:40 +0800 Subject: Bluetooth: Rename __l2cap_connect() to l2cap_connect() Use of "__" usually means we need to call the function with a lock held, which is not the case here. Acked-by: Marcel Holtmann Signed-off-by: Gustavo Padovan diff --git a/net/bluetooth/l2cap_core.c b/net/bluetooth/l2cap_core.c index 314d955..fca407e 100644 --- a/net/bluetooth/l2cap_core.c +++ b/net/bluetooth/l2cap_core.c @@ -3391,8 +3391,8 @@ static inline int l2cap_command_rej(struct l2cap_conn *conn, return 0; } -static void __l2cap_connect(struct l2cap_conn *conn, struct l2cap_cmd_hdr *cmd, - u8 *data, u8 rsp_code, u8 amp_id) +static void l2cap_connect(struct l2cap_conn *conn, struct l2cap_cmd_hdr *cmd, + u8 *data, u8 rsp_code, u8 amp_id) { struct l2cap_conn_req *req = (struct l2cap_conn_req *) data; struct l2cap_conn_rsp rsp; @@ -3512,7 +3512,7 @@ sendresp: static int l2cap_connect_req(struct l2cap_conn *conn, struct l2cap_cmd_hdr *cmd, u8 *data) { - __l2cap_connect(conn, cmd, data, L2CAP_CONN_RSP, 0); + l2cap_connect(conn, cmd, data, L2CAP_CONN_RSP, 0); return 0; } -- cgit v0.10.2 From 204a6e54280d53e6990e536998fbf8dfba41ecd3 Mon Sep 17 00:00:00 2001 From: Andrei Emeltchenko Date: Mon, 15 Oct 2012 11:58:39 +0300 Subject: Bluetooth: AMP: Use Loglink handle in ACL Handle field For AMP HCI controller use Logical Link handle in HCI ACL Handle field. Signed-off-by: Andrei Emeltchenko Acked-by: Marcel Holtmann Signed-off-by: Gustavo Padovan diff --git a/net/bluetooth/hci_core.c b/net/bluetooth/hci_core.c index 2e72c41..0ec776a 100644 --- a/net/bluetooth/hci_core.c +++ b/net/bluetooth/hci_core.c @@ -2162,7 +2162,18 @@ static void hci_queue_acl(struct hci_chan *chan, struct sk_buff_head *queue, skb->data_len = 0; bt_cb(skb)->pkt_type = HCI_ACLDATA_PKT; - hci_add_acl_hdr(skb, conn->handle, flags); + + switch (hdev->dev_type) { + case HCI_BREDR: + hci_add_acl_hdr(skb, conn->handle, flags); + break; + case HCI_AMP: + hci_add_acl_hdr(skb, chan->handle, flags); + break; + default: + BT_ERR("%s unknown dev_type %d", hdev->name, hdev->dev_type); + return; + } list = skb_shinfo(skb)->frag_list; if (!list) { -- cgit v0.10.2 From d73a098804b4d1d254b1caf1d114e5b707dee060 Mon Sep 17 00:00:00 2001 From: Andrei Emeltchenko Date: Mon, 15 Oct 2012 11:58:40 +0300 Subject: Bluetooth: AMP: Handle complete frames in l2cap Check flags type in switch statement and handle new frame type ACL_COMPLETE used for High Speed data over AMP. Signed-off-by: Andrei Emeltchenko Acked-by: Marcel Holtmann Signed-off-by: Gustavo Padovan diff --git a/include/net/bluetooth/hci.h b/include/net/bluetooth/hci.h index 77b6a19..88cbbda 100644 --- a/include/net/bluetooth/hci.h +++ b/include/net/bluetooth/hci.h @@ -198,6 +198,7 @@ enum { #define ACL_START_NO_FLUSH 0x00 #define ACL_CONT 0x01 #define ACL_START 0x02 +#define ACL_COMPLETE 0x03 #define ACL_ACTIVE_BCAST 0x04 #define ACL_PICO_BCAST 0x08 diff --git a/net/bluetooth/l2cap_core.c b/net/bluetooth/l2cap_core.c index fca407e..8faa312 100644 --- a/net/bluetooth/l2cap_core.c +++ b/net/bluetooth/l2cap_core.c @@ -5568,6 +5568,8 @@ int l2cap_security_cfm(struct hci_conn *hcon, u8 status, u8 encrypt) int l2cap_recv_acldata(struct hci_conn *hcon, struct sk_buff *skb, u16 flags) { struct l2cap_conn *conn = hcon->l2cap_data; + struct l2cap_hdr *hdr; + int len; if (!conn) conn = l2cap_conn_add(hcon, 0); @@ -5577,10 +5579,10 @@ int l2cap_recv_acldata(struct hci_conn *hcon, struct sk_buff *skb, u16 flags) BT_DBG("conn %p len %d flags 0x%x", conn, skb->len, flags); - if (!(flags & ACL_CONT)) { - struct l2cap_hdr *hdr; - int len; - + switch (flags) { + case ACL_START: + case ACL_START_NO_FLUSH: + case ACL_COMPLETE: if (conn->rx_len) { BT_ERR("Unexpected start frame (len %d)", skb->len); kfree_skb(conn->rx_skb); @@ -5622,7 +5624,9 @@ int l2cap_recv_acldata(struct hci_conn *hcon, struct sk_buff *skb, u16 flags) skb_copy_from_linear_data(skb, skb_put(conn->rx_skb, skb->len), skb->len); conn->rx_len = len - skb->len; - } else { + break; + + case ACL_CONT: BT_DBG("Cont: frag len %d (expecting %d)", skb->len, conn->rx_len); if (!conn->rx_len) { @@ -5650,6 +5654,7 @@ int l2cap_recv_acldata(struct hci_conn *hcon, struct sk_buff *skb, u16 flags) l2cap_recv_frame(conn, conn->rx_skb); conn->rx_skb = NULL; } + break; } drop: -- cgit v0.10.2 From 1d13a254e14565e6a2d91f7552203406a30d1ee2 Mon Sep 17 00:00:00 2001 From: Andrei Emeltchenko Date: Mon, 15 Oct 2012 11:58:41 +0300 Subject: Bluetooth: AMP: Drop packets when no l2cap conn exist High Speed hci_conn should always have l2cap_conn associated with it. Signed-off-by: Andrei Emeltchenko Acked-by: Marcel Holtmann Signed-off-by: Gustavo Padovan diff --git a/net/bluetooth/l2cap_core.c b/net/bluetooth/l2cap_core.c index 8faa312..9917673 100644 --- a/net/bluetooth/l2cap_core.c +++ b/net/bluetooth/l2cap_core.c @@ -5571,6 +5571,10 @@ int l2cap_recv_acldata(struct hci_conn *hcon, struct sk_buff *skb, u16 flags) struct l2cap_hdr *hdr; int len; + /* For AMP controller do not create l2cap conn */ + if (!conn && hcon->hdev->dev_type != HCI_BREDR) + goto drop; + if (!conn) conn = l2cap_conn_add(hcon, 0); -- cgit v0.10.2 From 79de886d9c40be1d82d414ccc5640268c705af39 Mon Sep 17 00:00:00 2001 From: Andrei Emeltchenko Date: Mon, 15 Oct 2012 11:58:42 +0300 Subject: Bluetooth: Send EFS Conf Rsp only for BR/EDR chan Do not send EFS Configuration Response for High Speed channel yet. It will be sent after receiving Logical Link Complete event. Signed-off-by: Andrei Emeltchenko Acked-by: Marcel Holtmann Signed-off-by: Gustavo Padovan diff --git a/net/bluetooth/l2cap_core.c b/net/bluetooth/l2cap_core.c index 9917673..603742f 100644 --- a/net/bluetooth/l2cap_core.c +++ b/net/bluetooth/l2cap_core.c @@ -3709,7 +3709,11 @@ static inline int l2cap_config_req(struct l2cap_conn *conn, /* check compatibility */ - l2cap_send_efs_conf_rsp(chan, rsp, cmd->ident, flags); + /* Send rsp for BR/EDR channel */ + if (!chan->ctrl_id) + l2cap_send_efs_conf_rsp(chan, rsp, cmd->ident, flags); + else + chan->ident = cmd->ident; } unlock: @@ -3758,7 +3762,11 @@ static inline int l2cap_config_rsp(struct l2cap_conn *conn, /* check compatibility */ - l2cap_send_efs_conf_rsp(chan, buf, cmd->ident, 0); + if (!chan->ctrl_id) + l2cap_send_efs_conf_rsp(chan, buf, cmd->ident, + 0); + else + chan->ident = cmd->ident; } goto done; -- cgit v0.10.2 From 56f6098441adb9487f6e0439429fc536afcf9e71 Mon Sep 17 00:00:00 2001 From: Andrei Emeltchenko Date: Mon, 15 Oct 2012 11:58:44 +0300 Subject: Bluetooth: Zero bredr pointer when chan is deleted If BREDR L2CAP chan is deleted and this chan is the channel through which High Speed traffic is routed to AMP then zero pointer to the chan in amp_mgr to prevent accessing it. Signed-off-by: Andrei Emeltchenko Signed-off-by: Gustavo Padovan diff --git a/net/bluetooth/l2cap_core.c b/net/bluetooth/l2cap_core.c index 603742f..f873619 100644 --- a/net/bluetooth/l2cap_core.c +++ b/net/bluetooth/l2cap_core.c @@ -531,6 +531,7 @@ void l2cap_chan_del(struct l2cap_chan *chan, int err) BT_DBG("chan %p, conn %p, err %d", chan, conn, err); if (conn) { + struct amp_mgr *mgr = conn->hcon->amp_mgr; /* Delete from channel list */ list_del(&chan->list); @@ -540,6 +541,9 @@ void l2cap_chan_del(struct l2cap_chan *chan, int err) if (chan->chan_type != L2CAP_CHAN_CONN_FIX_A2MP) hci_conn_put(conn->hcon); + + if (mgr && mgr->bredr_chan == chan) + mgr->bredr_chan = NULL; } chan->ops->teardown(chan, err); -- cgit v0.10.2 From 2a79e45eed79c9bf0ff4f93f57f6271d7d1bdb19 Mon Sep 17 00:00:00 2001 From: Johannes Berg Date: Wed, 26 Sep 2012 13:32:13 +0200 Subject: iwlwifi: improve oversized command warning When warning about a command that is too large, print out the command name/ID to help figure out which place is attempting to send a command that is too large. Reviewed-by: Emmanuel Grumbach Signed-off-by: Johannes Berg diff --git a/drivers/net/wireless/iwlwifi/pcie/tx.c b/drivers/net/wireless/iwlwifi/pcie/tx.c index 105e3af..b50d1b4 100644 --- a/drivers/net/wireless/iwlwifi/pcie/tx.c +++ b/drivers/net/wireless/iwlwifi/pcie/tx.c @@ -549,7 +549,10 @@ static int iwl_enqueue_hcmd(struct iwl_trans *trans, struct iwl_host_cmd *cmd) * allocated into separate TFDs, then we will need to * increase the size of the buffers. */ - if (WARN_ON(copy_size > TFD_MAX_PAYLOAD_SIZE)) + if (WARN(copy_size > TFD_MAX_PAYLOAD_SIZE, + "Command %s (%#x) is too large (%d bytes)\n", + trans_pcie_get_cmd_string(trans_pcie, cmd->id), + cmd->id, copy_size)) return -EINVAL; spin_lock_bh(&txq->lock); -- cgit v0.10.2 From f042c2eb96779944629fee99817718ede40d4970 Mon Sep 17 00:00:00 2001 From: Johannes Berg Date: Wed, 5 Sep 2012 22:34:44 +0200 Subject: iwlwifi: make data frame tracing optional When tracing in iwlwifi, we get all data. Most of the time, we don't need it, and it just takes up a lot of extra space in the trace. Make this optional by recording the data into two separate trace events if it is needed. Without it, record only the content of non-data and EAPOL TX frames. As a result, tracing without the data tracepoints will record meta information including the 802.11 headers for all frames but will not record the contents of data frames to reduce trace overhead. Reviewed-by: Emmanuel Grumbach Signed-off-by: Johannes Berg diff --git a/drivers/net/wireless/iwlwifi/dvm/main.c b/drivers/net/wireless/iwlwifi/dvm/main.c index 7ff3f14..963d02b 100644 --- a/drivers/net/wireless/iwlwifi/dvm/main.c +++ b/drivers/net/wireless/iwlwifi/dvm/main.c @@ -1334,6 +1334,9 @@ static struct iwl_op_mode *iwl_op_mode_dvm_start(struct iwl_trans *trans, /* Configure transport layer */ iwl_trans_configure(priv->trans, &trans_cfg); + trans->rx_mpdu_cmd = REPLY_RX_MPDU_CMD; + trans->rx_mpdu_cmd_hdr_size = sizeof(struct iwl_rx_mpdu_res_start); + /* At this point both hw and priv are allocated. */ SET_IEEE80211_DEV(priv->hw, priv->trans->dev); diff --git a/drivers/net/wireless/iwlwifi/iwl-devtrace.h b/drivers/net/wireless/iwlwifi/iwl-devtrace.h index 59a5f78..678717b 100644 --- a/drivers/net/wireless/iwlwifi/iwl-devtrace.h +++ b/drivers/net/wireless/iwlwifi/iwl-devtrace.h @@ -25,6 +25,39 @@ *****************************************************************************/ #if !defined(__IWLWIFI_DEVICE_TRACE) || defined(TRACE_HEADER_MULTI_READ) +#include +#include +#include +#include "iwl-trans.h" +#if !defined(__IWLWIFI_DEVICE_TRACE) +static inline bool iwl_trace_data(struct sk_buff *skb) +{ + struct ieee80211_hdr *hdr = (void *)skb->data; + + if (ieee80211_is_data(hdr->frame_control)) + return skb->protocol != cpu_to_be16(ETH_P_PAE); + return false; +} + +static inline size_t iwl_rx_trace_len(const struct iwl_trans *trans, + void *rxbuf, size_t len) +{ + struct iwl_cmd_header *cmd = (void *)((u8 *)rxbuf + sizeof(__le32)); + struct ieee80211_hdr *hdr; + + if (cmd->cmd != trans->rx_mpdu_cmd) + return len; + + hdr = (void *)((u8 *)cmd + sizeof(struct iwl_cmd_header) + + trans->rx_mpdu_cmd_hdr_size); + if (!ieee80211_is_data(hdr->frame_control)) + return len; + /* maybe try to identify EAPOL frames? */ + return sizeof(__le32) + sizeof(*cmd) + trans->rx_mpdu_cmd_hdr_size + + ieee80211_hdrlen(hdr->frame_control); +} +#endif + #define __IWLWIFI_DEVICE_TRACE #include @@ -235,6 +268,48 @@ TRACE_EVENT(iwlwifi_dbg, ); #undef TRACE_SYSTEM +#define TRACE_SYSTEM iwlwifi_data + +TRACE_EVENT(iwlwifi_dev_tx_data, + TP_PROTO(const struct device *dev, + struct sk_buff *skb, + void *data, size_t data_len), + TP_ARGS(dev, skb, data, data_len), + TP_STRUCT__entry( + DEV_ENTRY + + __dynamic_array(u8, data, iwl_trace_data(skb) ? data_len : 0) + ), + TP_fast_assign( + DEV_ASSIGN; + if (iwl_trace_data(skb)) + memcpy(__get_dynamic_array(data), data, data_len); + ), + TP_printk("[%s] TX frame data", __get_str(dev)) +); + +TRACE_EVENT(iwlwifi_dev_rx_data, + TP_PROTO(const struct device *dev, + const struct iwl_trans *trans, + void *rxbuf, size_t len), + TP_ARGS(dev, trans, rxbuf, len), + TP_STRUCT__entry( + DEV_ENTRY + + __dynamic_array(u8, data, + len - iwl_rx_trace_len(trans, rxbuf, len)) + ), + TP_fast_assign( + size_t offs = iwl_rx_trace_len(trans, rxbuf, len); + DEV_ASSIGN; + if (offs < len) + memcpy(__get_dynamic_array(data), + ((u8 *)rxbuf) + offs, len - offs); + ), + TP_printk("[%s] TX frame data", __get_str(dev)) +); + +#undef TRACE_SYSTEM #define TRACE_SYSTEM iwlwifi TRACE_EVENT(iwlwifi_dev_hcmd, @@ -270,25 +345,28 @@ TRACE_EVENT(iwlwifi_dev_hcmd, ); TRACE_EVENT(iwlwifi_dev_rx, - TP_PROTO(const struct device *dev, void *rxbuf, size_t len), - TP_ARGS(dev, rxbuf, len), + TP_PROTO(const struct device *dev, const struct iwl_trans *trans, + void *rxbuf, size_t len), + TP_ARGS(dev, trans, rxbuf, len), TP_STRUCT__entry( DEV_ENTRY - __dynamic_array(u8, rxbuf, len) + __dynamic_array(u8, rxbuf, iwl_rx_trace_len(trans, rxbuf, len)) ), TP_fast_assign( DEV_ASSIGN; - memcpy(__get_dynamic_array(rxbuf), rxbuf, len); + memcpy(__get_dynamic_array(rxbuf), rxbuf, + iwl_rx_trace_len(trans, rxbuf, len)); ), TP_printk("[%s] RX cmd %#.2x", __get_str(dev), ((u8 *)__get_dynamic_array(rxbuf))[4]) ); TRACE_EVENT(iwlwifi_dev_tx, - TP_PROTO(const struct device *dev, void *tfd, size_t tfdlen, + TP_PROTO(const struct device *dev, struct sk_buff *skb, + void *tfd, size_t tfdlen, void *buf0, size_t buf0_len, void *buf1, size_t buf1_len), - TP_ARGS(dev, tfd, tfdlen, buf0, buf0_len, buf1, buf1_len), + TP_ARGS(dev, skb, tfd, tfdlen, buf0, buf0_len, buf1, buf1_len), TP_STRUCT__entry( DEV_ENTRY @@ -301,14 +379,15 @@ TRACE_EVENT(iwlwifi_dev_tx, * for the possible padding). */ __dynamic_array(u8, buf0, buf0_len) - __dynamic_array(u8, buf1, buf1_len) + __dynamic_array(u8, buf1, iwl_trace_data(skb) ? 0 : buf1_len) ), TP_fast_assign( DEV_ASSIGN; __entry->framelen = buf0_len + buf1_len; memcpy(__get_dynamic_array(tfd), tfd, tfdlen); memcpy(__get_dynamic_array(buf0), buf0, buf0_len); - memcpy(__get_dynamic_array(buf1), buf1, buf1_len); + if (!iwl_trace_data(skb)) + memcpy(__get_dynamic_array(buf1), buf1, buf1_len); ), TP_printk("[%s] TX %.2x (%zu bytes)", __get_str(dev), ((u8 *)__get_dynamic_array(buf0))[0], diff --git a/drivers/net/wireless/iwlwifi/iwl-trans.h b/drivers/net/wireless/iwlwifi/iwl-trans.h index ff11542..f75ea6d 100644 --- a/drivers/net/wireless/iwlwifi/iwl-trans.h +++ b/drivers/net/wireless/iwlwifi/iwl-trans.h @@ -444,6 +444,10 @@ enum iwl_trans_state { * @dev_cmd_headroom: room needed for the transport's private use before the * device_cmd for Tx - for internal use only * The user should use iwl_trans_{alloc,free}_tx_cmd. + * @rx_mpdu_cmd: MPDU RX command ID, must be assigned by opmode before + * starting the firmware, used for tracing + * @rx_mpdu_cmd_hdr_size: used for tracing, amount of data before the + * start of the 802.11 header in the @rx_mpdu_cmd */ struct iwl_trans { const struct iwl_trans_ops *ops; @@ -457,6 +461,8 @@ struct iwl_trans { u32 hw_id; char hw_id_str[52]; + u8 rx_mpdu_cmd, rx_mpdu_cmd_hdr_size; + bool pm_support; wait_queue_head_t wait_command_queue; @@ -516,6 +522,8 @@ static inline int iwl_trans_start_fw(struct iwl_trans *trans, { might_sleep(); + WARN_ON_ONCE(!trans->rx_mpdu_cmd); + return trans->ops->start_fw(trans, fw); } diff --git a/drivers/net/wireless/iwlwifi/pcie/rx.c b/drivers/net/wireless/iwlwifi/pcie/rx.c index 17c8e5d..137af4c 100644 --- a/drivers/net/wireless/iwlwifi/pcie/rx.c +++ b/drivers/net/wireless/iwlwifi/pcie/rx.c @@ -411,7 +411,8 @@ static void iwl_rx_handle_rxbuf(struct iwl_trans *trans, len = le32_to_cpu(pkt->len_n_flags) & FH_RSCSR_FRAME_SIZE_MSK; len += sizeof(u32); /* account for status word */ - trace_iwlwifi_dev_rx(trans->dev, pkt, len); + trace_iwlwifi_dev_rx(trans->dev, trans, pkt, len); + trace_iwlwifi_dev_rx_data(trans->dev, trans, pkt, len); /* Reclaim a command buffer only if this packet is a response * to a (driver-originated) command. diff --git a/drivers/net/wireless/iwlwifi/pcie/trans.c b/drivers/net/wireless/iwlwifi/pcie/trans.c index fe0fffd..2349043 100644 --- a/drivers/net/wireless/iwlwifi/pcie/trans.c +++ b/drivers/net/wireless/iwlwifi/pcie/trans.c @@ -1385,11 +1385,13 @@ static int iwl_trans_pcie_tx(struct iwl_trans *trans, struct sk_buff *skb, dma_sync_single_for_device(trans->dev, txcmd_phys, firstlen, DMA_BIDIRECTIONAL); - trace_iwlwifi_dev_tx(trans->dev, + trace_iwlwifi_dev_tx(trans->dev, skb, &txq->tfds[txq->q.write_ptr], sizeof(struct iwl_tfd), &dev_cmd->hdr, firstlen, skb->data + hdr_len, secondlen); + trace_iwlwifi_dev_tx_data(trans->dev, skb, + skb->data + hdr_len, secondlen); /* start timer if queue currently empty */ if (txq->need_update && q->read_ptr == q->write_ptr && -- cgit v0.10.2 From 26c7af7cad587455f5335af02eb94af772992ace Mon Sep 17 00:00:00 2001 From: Johannes Berg Date: Mon, 1 Oct 2012 11:47:39 +0200 Subject: iwlwifi: remove unused variables Remove a number of variables that are assigned, but not used. Reviewed-by: Emmanuel Grumbach Signed-off-by: Johannes Berg diff --git a/drivers/net/wireless/iwlwifi/dvm/main.c b/drivers/net/wireless/iwlwifi/dvm/main.c index 963d02b..7626299 100644 --- a/drivers/net/wireless/iwlwifi/dvm/main.c +++ b/drivers/net/wireless/iwlwifi/dvm/main.c @@ -1191,8 +1191,6 @@ static void iwl_option_config(struct iwl_priv *priv) static int iwl_eeprom_init_hw_params(struct iwl_priv *priv) { - u16 radio_cfg; - priv->eeprom_data->sku = priv->eeprom_data->sku; if (priv->eeprom_data->sku & EEPROM_SKU_CAP_11N_ENABLE && @@ -1208,8 +1206,6 @@ static int iwl_eeprom_init_hw_params(struct iwl_priv *priv) IWL_INFO(priv, "Device SKU: 0x%X\n", priv->eeprom_data->sku); - radio_cfg = priv->eeprom_data->radio_cfg; - priv->hw_params.tx_chains_num = num_of_ant(priv->eeprom_data->valid_tx_ant); if (priv->cfg->rx_with_siso_diversity) diff --git a/drivers/net/wireless/iwlwifi/pcie/trans.c b/drivers/net/wireless/iwlwifi/pcie/trans.c index 2349043..6c383df 100644 --- a/drivers/net/wireless/iwlwifi/pcie/trans.c +++ b/drivers/net/wireless/iwlwifi/pcie/trans.c @@ -1516,14 +1516,13 @@ static void iwl_trans_pcie_reclaim(struct iwl_trans *trans, int txq_id, int ssn, struct iwl_tx_queue *txq = &trans_pcie->txq[txq_id]; /* n_bd is usually 256 => n_bd - 1 = 0xff */ int tfd_num = ssn & (txq->q.n_bd - 1); - int freed = 0; spin_lock(&txq->lock); if (txq->q.read_ptr != tfd_num) { IWL_DEBUG_TX_REPLY(trans, "[Q %d] %d -> %d (%d)\n", txq_id, txq->q.read_ptr, tfd_num, ssn); - freed = iwl_tx_queue_reclaim(trans, txq_id, tfd_num, skbs); + iwl_tx_queue_reclaim(trans, txq_id, tfd_num, skbs); if (iwl_queue_space(&txq->q) > txq->q.low_mark) iwl_wake_queue(trans, txq); } -- cgit v0.10.2 From 986ea6c9e3834c9669fe69514fa90d916356bedc Mon Sep 17 00:00:00 2001 From: Emmanuel Grumbach Date: Sun, 30 Sep 2012 16:25:43 +0200 Subject: iwlwifi: wipe out the status of the SCD when we disable a queue When we disable a queue, we don't want the SCD to remember anything about this queue (what packet was transmitted but not acked, what packed was acked etc...). Wipe out all this data in its SRAM. Constify the arguments to iwl_write_targ_mem_dwords on the way. Signed-off-by: Emmanuel Grumbach Signed-off-by: Johannes Berg diff --git a/drivers/net/wireless/iwlwifi/iwl-io.c b/drivers/net/wireless/iwlwifi/iwl-io.c index 3dfebfb..54c41b4 100644 --- a/drivers/net/wireless/iwlwifi/iwl-io.c +++ b/drivers/net/wireless/iwlwifi/iwl-io.c @@ -327,11 +327,11 @@ u32 iwl_read_targ_mem(struct iwl_trans *trans, u32 addr) EXPORT_SYMBOL_GPL(iwl_read_targ_mem); int _iwl_write_targ_mem_dwords(struct iwl_trans *trans, u32 addr, - void *buf, int dwords) + const void *buf, int dwords) { unsigned long flags; int offs, result = 0; - u32 *vals = buf; + const u32 *vals = buf; spin_lock_irqsave(&trans->reg_lock, flags); if (likely(iwl_grab_nic_access(trans))) { diff --git a/drivers/net/wireless/iwlwifi/iwl-io.h b/drivers/net/wireless/iwlwifi/iwl-io.h index 50d3819..e1aa69f 100644 --- a/drivers/net/wireless/iwlwifi/iwl-io.h +++ b/drivers/net/wireless/iwlwifi/iwl-io.h @@ -87,7 +87,7 @@ void _iwl_read_targ_mem_dwords(struct iwl_trans *trans, u32 addr, } while (0) int _iwl_write_targ_mem_dwords(struct iwl_trans *trans, u32 addr, - void *buf, int dwords); + const void *buf, int dwords); u32 iwl_read_targ_mem(struct iwl_trans *trans, u32 addr); int iwl_write_targ_mem(struct iwl_trans *trans, u32 addr, u32 val); diff --git a/drivers/net/wireless/iwlwifi/iwl-prph.h b/drivers/net/wireless/iwlwifi/iwl-prph.h index 9253ef1..c3a4bb4 100644 --- a/drivers/net/wireless/iwlwifi/iwl-prph.h +++ b/drivers/net/wireless/iwlwifi/iwl-prph.h @@ -213,6 +213,9 @@ #define SCD_CONTEXT_QUEUE_OFFSET(x)\ (SCD_CONTEXT_MEM_LOWER_BOUND + ((x) * 8)) +#define SCD_TX_STTS_QUEUE_OFFSET(x)\ + (SCD_TX_STTS_MEM_LOWER_BOUND + ((x) * 16)) + #define SCD_TRANS_TBL_OFFSET_QUEUE(x) \ ((SCD_TRANS_TBL_MEM_LOWER_BOUND + ((x) * 2)) & 0xfffc) diff --git a/drivers/net/wireless/iwlwifi/pcie/tx.c b/drivers/net/wireless/iwlwifi/pcie/tx.c index b50d1b4..f3c23af 100644 --- a/drivers/net/wireless/iwlwifi/pcie/tx.c +++ b/drivers/net/wireless/iwlwifi/pcie/tx.c @@ -481,6 +481,9 @@ void iwl_trans_pcie_txq_disable(struct iwl_trans *trans, int txq_id) { struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans); u16 rd_ptr, wr_ptr; + u32 stts_addr = trans_pcie->scd_base_addr + + SCD_TX_STTS_QUEUE_OFFSET(txq_id); + static const u32 zero_val[4] = {}; int n_bd = trans_pcie->txq[txq_id].q.n_bd; if (!test_and_clear_bit(txq_id, trans_pcie->queue_used)) { @@ -494,6 +497,9 @@ void iwl_trans_pcie_txq_disable(struct iwl_trans *trans, int txq_id) WARN_ONCE(rd_ptr != wr_ptr, "queue %d isn't empty: [%d,%d]", txq_id, rd_ptr, wr_ptr); + _iwl_write_targ_mem_dwords(trans, stts_addr, + zero_val, ARRAY_SIZE(zero_val)); + iwl_txq_set_inactive(trans, txq_id); IWL_DEBUG_TX_QUEUES(trans, "Deactivate queue %d\n", txq_id); } -- cgit v0.10.2 From 0adb52dee209ee816ba86da51d01977fdb173b22 Mon Sep 17 00:00:00 2001 From: Emmanuel Grumbach Date: Wed, 10 Oct 2012 18:37:12 +0200 Subject: iwlwifi: use the new macro for the SCD Q STTS bits Instead of hardcoding the expression, use the macro provided in the previous patch. Signed-off-by: Emmanuel Grumbach Signed-off-by: Johannes Berg diff --git a/drivers/net/wireless/iwlwifi/pcie/trans.c b/drivers/net/wireless/iwlwifi/pcie/trans.c index 6c383df..f95d88d 100644 --- a/drivers/net/wireless/iwlwifi/pcie/trans.c +++ b/drivers/net/wireless/iwlwifi/pcie/trans.c @@ -300,7 +300,7 @@ static void iwl_trans_pcie_queue_stuck_timer(unsigned long data) struct iwl_trans_pcie *trans_pcie = txq->trans_pcie; struct iwl_trans *trans = iwl_trans_pcie_get_trans(trans_pcie); u32 scd_sram_addr = trans_pcie->scd_base_addr + - SCD_TX_STTS_MEM_LOWER_BOUND + (16 * txq->q.id); + SCD_TX_STTS_QUEUE_OFFSET(txq->q.id); u8 buf[16]; int i; -- cgit v0.10.2 From ac928f8dc8e8ee6c402f623723cad22a14394277 Mon Sep 17 00:00:00 2001 From: Emmanuel Grumbach Date: Sun, 14 Oct 2012 16:36:36 +0200 Subject: iwlwifi: first deactivate a queue, then wipe out its data Doing the opposite is wrong, the SCD wouldn't like someone to clear its data while the queue is still active. Signed-off-by: Emmanuel Grumbach Signed-off-by: Johannes Berg diff --git a/drivers/net/wireless/iwlwifi/pcie/tx.c b/drivers/net/wireless/iwlwifi/pcie/tx.c index f3c23af..39ead8c 100644 --- a/drivers/net/wireless/iwlwifi/pcie/tx.c +++ b/drivers/net/wireless/iwlwifi/pcie/tx.c @@ -491,6 +491,8 @@ void iwl_trans_pcie_txq_disable(struct iwl_trans *trans, int txq_id) return; } + iwl_txq_set_inactive(trans, txq_id); + rd_ptr = iwl_read_prph(trans, SCD_QUEUE_RDPTR(txq_id)) & (n_bd - 1); wr_ptr = iwl_read_prph(trans, SCD_QUEUE_WRPTR(txq_id)); @@ -500,7 +502,6 @@ void iwl_trans_pcie_txq_disable(struct iwl_trans *trans, int txq_id) _iwl_write_targ_mem_dwords(trans, stts_addr, zero_val, ARRAY_SIZE(zero_val)); - iwl_txq_set_inactive(trans, txq_id); IWL_DEBUG_TX_QUEUES(trans, "Deactivate queue %d\n", txq_id); } -- cgit v0.10.2 From 378b8f7f3b767974c726dee92a9bb3d15b7a66b3 Mon Sep 17 00:00:00 2001 From: Emmanuel Grumbach Date: Tue, 16 Oct 2012 12:56:37 +0200 Subject: iwlwifi: don't print the Intel banner twice Once in bus enumeration is enough, no need to print it again when the op_mode loads. Signed-off-by: Emmanuel Grumbach Signed-off-by: Johannes Berg diff --git a/drivers/net/wireless/iwlwifi/dvm/main.c b/drivers/net/wireless/iwlwifi/dvm/main.c index 7626299..475df45 100644 --- a/drivers/net/wireless/iwlwifi/dvm/main.c +++ b/drivers/net/wireless/iwlwifi/dvm/main.c @@ -2151,8 +2151,6 @@ static int __init iwl_init(void) { int ret; - pr_info(DRV_DESCRIPTION ", " DRV_VERSION "\n"); - pr_info(DRV_COPYRIGHT "\n"); ret = iwlagn_rate_control_register(); if (ret) { -- cgit v0.10.2 From 4e760f1ab267edcd6e4b232ff732fc9cdc659ebb Mon Sep 17 00:00:00 2001 From: Emmanuel Grumbach Date: Mon, 15 Oct 2012 17:57:36 +0200 Subject: iwlwifi: don't WARN when a non empty queue is disabled This can happen when we shut down suddenly an interface. Signed-off-by: Emmanuel Grumbach Signed-off-by: Johannes Berg diff --git a/drivers/net/wireless/iwlwifi/pcie/tx.c b/drivers/net/wireless/iwlwifi/pcie/tx.c index 39ead8c..db3efbb 100644 --- a/drivers/net/wireless/iwlwifi/pcie/tx.c +++ b/drivers/net/wireless/iwlwifi/pcie/tx.c @@ -480,11 +480,9 @@ void iwl_trans_pcie_txq_enable(struct iwl_trans *trans, int txq_id, int fifo, void iwl_trans_pcie_txq_disable(struct iwl_trans *trans, int txq_id) { struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans); - u16 rd_ptr, wr_ptr; u32 stts_addr = trans_pcie->scd_base_addr + SCD_TX_STTS_QUEUE_OFFSET(txq_id); static const u32 zero_val[4] = {}; - int n_bd = trans_pcie->txq[txq_id].q.n_bd; if (!test_and_clear_bit(txq_id, trans_pcie->queue_used)) { WARN_ONCE(1, "queue %d not used", txq_id); @@ -493,12 +491,6 @@ void iwl_trans_pcie_txq_disable(struct iwl_trans *trans, int txq_id) iwl_txq_set_inactive(trans, txq_id); - rd_ptr = iwl_read_prph(trans, SCD_QUEUE_RDPTR(txq_id)) & (n_bd - 1); - wr_ptr = iwl_read_prph(trans, SCD_QUEUE_WRPTR(txq_id)); - - WARN_ONCE(rd_ptr != wr_ptr, "queue %d isn't empty: [%d,%d]", - txq_id, rd_ptr, wr_ptr); - _iwl_write_targ_mem_dwords(trans, stts_addr, zero_val, ARRAY_SIZE(zero_val)); -- cgit v0.10.2 From d01a1e658606a0a69100f49c2ef09aacaf74d3e7 Mon Sep 17 00:00:00 2001 From: Michal Kazior Date: Tue, 26 Jun 2012 14:37:16 +0200 Subject: mac80211: introduce channel context skeleton code Channel context are the foundation for multi-channel operation. They are are immutable and are re-created (or re-used if other interfaces are bound to a certain channel and a compatible channel type) on channel switching. This is an initial implementation and more features will come in separate patches. Signed-off-by: Michal Kazior [some changes including RCU protection] Signed-off-by: Johannes Berg diff --git a/include/net/mac80211.h b/include/net/mac80211.h index 82558c8..ab1b5ba 100644 --- a/include/net/mac80211.h +++ b/include/net/mac80211.h @@ -144,6 +144,32 @@ struct ieee80211_low_level_stats { }; /** + * enum ieee80211_chanctx_change - change flag for channel context + * @IEEE80211_CHANCTX_CHANGE_CHANNEL_TYPE: The channel type was changed + */ +enum ieee80211_chanctx_change { + IEEE80211_CHANCTX_CHANGE_CHANNEL_TYPE = BIT(0), +}; + +/** + * struct ieee80211_chanctx_conf - channel context that vifs may be tuned to + * + * This is the driver-visible part. The ieee80211_chanctx + * that contains it is visible in mac80211 only. + * + * @channel: the channel to tune to + * @channel_type: the channel (HT) type + * @drv_priv: data area for driver use, will always be aligned to + * sizeof(void *), size is determined in hw information. + */ +struct ieee80211_chanctx_conf { + struct ieee80211_channel *channel; + enum nl80211_channel_type channel_type; + + u8 drv_priv[0] __attribute__((__aligned__(sizeof(void *)))); +}; + +/** * enum ieee80211_bss_change - BSS change notification flags * * These flags are used with the bss_info_changed() callback @@ -931,6 +957,11 @@ enum ieee80211_vif_flags { * at runtime, mac80211 will never touch this field * @hw_queue: hardware queue for each AC * @cab_queue: content-after-beacon (DTIM beacon really) queue, AP mode only + * @chanctx_conf: The channel context this interface is assigned to, or %NULL + * when it is not assigned. This pointer is RCU-protected due to the TX + * path needing to access it; even though the netdev carrier will always + * be off when it is %NULL there can still be races and packets could be + * processed after it switches back to %NULL. * @drv_priv: data area for driver use, will always be aligned to * sizeof(void *). */ @@ -943,6 +974,8 @@ struct ieee80211_vif { u8 cab_queue; u8 hw_queue[IEEE80211_NUM_ACS]; + struct ieee80211_chanctx_conf __rcu *chanctx_conf; + u32 driver_flags; /* must be last */ @@ -1325,6 +1358,8 @@ enum ieee80211_hw_flags { * within &struct ieee80211_vif. * @sta_data_size: size (in bytes) of the drv_priv data area * within &struct ieee80211_sta. + * @chanctx_data_size: size (in bytes) of the drv_priv data area + * within &struct ieee80211_chanctx_conf. * * @max_rates: maximum number of alternate rate retry stages the hw * can handle. @@ -1369,6 +1404,7 @@ struct ieee80211_hw { int channel_change_time; int vif_data_size; int sta_data_size; + int chanctx_data_size; int napi_weight; u16 queues; u16 max_listen_interval; diff --git a/net/mac80211/chan.c b/net/mac80211/chan.c index 0bfc914..4ae9486 100644 --- a/net/mac80211/chan.c +++ b/net/mac80211/chan.c @@ -168,3 +168,150 @@ bool ieee80211_set_channel_type(struct ieee80211_local *local, return true; } + +static struct ieee80211_chanctx * +ieee80211_find_chanctx(struct ieee80211_local *local, + struct ieee80211_channel *channel, + enum nl80211_channel_type channel_type, + enum ieee80211_chanctx_mode mode) +{ + struct ieee80211_chanctx *ctx; + + lockdep_assert_held(&local->chanctx_mtx); + + if (mode == IEEE80211_CHANCTX_EXCLUSIVE) + return NULL; + if (WARN_ON(!channel)) + return NULL; + + list_for_each_entry(ctx, &local->chanctx_list, list) { + if (ctx->mode == IEEE80211_CHANCTX_EXCLUSIVE) + continue; + if (ctx->conf.channel != channel) + continue; + if (ctx->conf.channel_type != channel_type) + continue; + + return ctx; + } + + return NULL; +} + +static struct ieee80211_chanctx * +ieee80211_new_chanctx(struct ieee80211_local *local, + struct ieee80211_channel *channel, + enum nl80211_channel_type channel_type, + enum ieee80211_chanctx_mode mode) +{ + struct ieee80211_chanctx *ctx; + + lockdep_assert_held(&local->chanctx_mtx); + + ctx = kzalloc(sizeof(*ctx) + local->hw.chanctx_data_size, GFP_KERNEL); + if (!ctx) + return ERR_PTR(-ENOMEM); + + ctx->conf.channel = channel; + ctx->conf.channel_type = channel_type; + ctx->mode = mode; + + list_add(&ctx->list, &local->chanctx_list); + + return ctx; +} + +static void ieee80211_free_chanctx(struct ieee80211_local *local, + struct ieee80211_chanctx *ctx) +{ + lockdep_assert_held(&local->chanctx_mtx); + + WARN_ON_ONCE(ctx->refcount != 0); + + list_del(&ctx->list); + kfree_rcu(ctx, rcu_head); +} + +static int ieee80211_assign_vif_chanctx(struct ieee80211_sub_if_data *sdata, + struct ieee80211_chanctx *ctx) +{ + struct ieee80211_local *local __maybe_unused = sdata->local; + + lockdep_assert_held(&local->chanctx_mtx); + + rcu_assign_pointer(sdata->vif.chanctx_conf, &ctx->conf); + ctx->refcount++; + + return 0; +} + +static void ieee80211_unassign_vif_chanctx(struct ieee80211_sub_if_data *sdata, + struct ieee80211_chanctx *ctx) +{ + struct ieee80211_local *local __maybe_unused = sdata->local; + + lockdep_assert_held(&local->chanctx_mtx); + + ctx->refcount--; + rcu_assign_pointer(sdata->vif.chanctx_conf, NULL); +} + +static void __ieee80211_vif_release_channel(struct ieee80211_sub_if_data *sdata) +{ + struct ieee80211_local *local = sdata->local; + struct ieee80211_chanctx_conf *conf; + struct ieee80211_chanctx *ctx; + + lockdep_assert_held(&local->chanctx_mtx); + + conf = rcu_dereference_protected(sdata->vif.chanctx_conf, + lockdep_is_held(&local->chanctx_mtx)); + if (!conf) + return; + + ctx = container_of(conf, struct ieee80211_chanctx, conf); + + ieee80211_unassign_vif_chanctx(sdata, ctx); + if (ctx->refcount == 0) + ieee80211_free_chanctx(local, ctx); +} + +int ieee80211_vif_use_channel(struct ieee80211_sub_if_data *sdata, + struct ieee80211_channel *channel, + enum nl80211_channel_type channel_type, + enum ieee80211_chanctx_mode mode) +{ + struct ieee80211_local *local = sdata->local; + struct ieee80211_chanctx *ctx; + int ret; + + mutex_lock(&local->chanctx_mtx); + __ieee80211_vif_release_channel(sdata); + + ctx = ieee80211_find_chanctx(local, channel, channel_type, mode); + if (!ctx) + ctx = ieee80211_new_chanctx(local, channel, channel_type, mode); + if (IS_ERR(ctx)) { + ret = PTR_ERR(ctx); + goto out; + } + + ret = ieee80211_assign_vif_chanctx(sdata, ctx); + if (ret) { + /* if assign fails refcount stays the same */ + if (ctx->refcount == 0) + ieee80211_free_chanctx(local, ctx); + goto out; + } + + out: + mutex_unlock(&local->chanctx_mtx); + return ret; +} + +void ieee80211_vif_release_channel(struct ieee80211_sub_if_data *sdata) +{ + mutex_lock(&sdata->local->chanctx_mtx); + __ieee80211_vif_release_channel(sdata); + mutex_unlock(&sdata->local->chanctx_mtx); +} diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h index 8c80455..9a058e5 100644 --- a/net/mac80211/ieee80211_i.h +++ b/net/mac80211/ieee80211_i.h @@ -658,6 +658,30 @@ enum ieee80211_sdata_state_bits { SDATA_STATE_OFFCHANNEL, }; +/** + * enum ieee80211_chanctx_mode - channel context configuration mode + * + * @IEEE80211_CHANCTX_SHARED: channel context may be used by + * multiple interfaces + * @IEEE80211_CHANCTX_EXCLUSIVE: channel context can be used + * only by a single interface. This can be used for example for + * non-fixed channel IBSS. + */ +enum ieee80211_chanctx_mode { + IEEE80211_CHANCTX_SHARED, + IEEE80211_CHANCTX_EXCLUSIVE +}; + +struct ieee80211_chanctx { + struct list_head list; + struct rcu_head rcu_head; + + enum ieee80211_chanctx_mode mode; + int refcount; + + struct ieee80211_chanctx_conf conf; +}; + struct ieee80211_sub_if_data { struct list_head list; @@ -987,6 +1011,10 @@ struct ieee80211_local { struct ieee80211_channel *tmp_channel; enum nl80211_channel_type tmp_channel_type; + /* channel contexts */ + struct list_head chanctx_list; + struct mutex chanctx_mtx; + /* SNMP counters */ /* dot11CountersTable */ u32 dot11TransmittedFragmentCount; @@ -1510,6 +1538,13 @@ bool ieee80211_set_channel_type(struct ieee80211_local *local, enum nl80211_channel_type ieee80211_ht_oper_to_channel_type(struct ieee80211_ht_operation *ht_oper); +int __must_check +ieee80211_vif_use_channel(struct ieee80211_sub_if_data *sdata, + struct ieee80211_channel *channel, + enum nl80211_channel_type channel_type, + enum ieee80211_chanctx_mode mode); +void ieee80211_vif_release_channel(struct ieee80211_sub_if_data *sdata); + #ifdef CONFIG_MAC80211_NOINLINE #define debug_noinline noinline #else diff --git a/net/mac80211/main.c b/net/mac80211/main.c index c80c449..9be3ef1 100644 --- a/net/mac80211/main.c +++ b/net/mac80211/main.c @@ -626,6 +626,9 @@ struct ieee80211_hw *ieee80211_alloc_hw(size_t priv_data_len, spin_lock_init(&local->filter_lock); spin_lock_init(&local->queue_stop_reason_lock); + INIT_LIST_HEAD(&local->chanctx_list); + mutex_init(&local->chanctx_mtx); + /* * The rx_skb_queue is only accessed from tasklets, * but other SKB queues are used from within IRQ -- cgit v0.10.2 From c3645eac479d9aaac9f8099c94bf681dc695dd34 Mon Sep 17 00:00:00 2001 From: Michal Kazior Date: Tue, 26 Jun 2012 14:37:17 +0200 Subject: mac80211: introduce new ieee80211_ops Introduce channel context driver methods. The channel on a context channel is immutable, but the channel type and other properties can change. Signed-off-by: Michal Kazior Signed-off-by: Johannes Berg diff --git a/include/net/mac80211.h b/include/net/mac80211.h index ab1b5ba..d9d2119 100644 --- a/include/net/mac80211.h +++ b/include/net/mac80211.h @@ -2353,6 +2353,16 @@ enum ieee80211_rate_control_changed { * The callback will be called before each transmission and upon return * mac80211 will transmit the frame right away. * The callback is optional and can (should!) sleep. + * + * @add_chanctx: Notifies device driver about new channel context creation. + * @remove_chanctx: Notifies device driver about channel context destruction. + * @change_chanctx: Notifies device driver about channel context changes that + * may happen when combining different virtual interfaces on the same + * channel context with different settings + * @assign_vif_chanctx: Notifies device driver about channel context being bound + * to vif. Possible use is for hw queue remapping. + * @unassign_vif_chanctx: Notifies device driver about channel context being + * unbound from vif. */ struct ieee80211_ops { void (*tx)(struct ieee80211_hw *hw, @@ -2497,6 +2507,20 @@ struct ieee80211_ops { void (*mgd_prepare_tx)(struct ieee80211_hw *hw, struct ieee80211_vif *vif); + + int (*add_chanctx)(struct ieee80211_hw *hw, + struct ieee80211_chanctx_conf *ctx); + void (*remove_chanctx)(struct ieee80211_hw *hw, + struct ieee80211_chanctx_conf *ctx); + void (*change_chanctx)(struct ieee80211_hw *hw, + struct ieee80211_chanctx_conf *ctx, + u32 changed); + int (*assign_vif_chanctx)(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + struct ieee80211_chanctx_conf *ctx); + void (*unassign_vif_chanctx)(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + struct ieee80211_chanctx_conf *ctx); }; /** diff --git a/net/mac80211/driver-ops.h b/net/mac80211/driver-ops.h index da9003b..77407b3 100644 --- a/net/mac80211/driver-ops.h +++ b/net/mac80211/driver-ops.h @@ -871,4 +871,69 @@ static inline void drv_mgd_prepare_tx(struct ieee80211_local *local, local->ops->mgd_prepare_tx(&local->hw, &sdata->vif); trace_drv_return_void(local); } + +static inline int drv_add_chanctx(struct ieee80211_local *local, + struct ieee80211_chanctx *ctx) +{ + int ret = -EOPNOTSUPP; + + trace_drv_add_chanctx(local, ctx); + if (local->ops->add_chanctx) + ret = local->ops->add_chanctx(&local->hw, &ctx->conf); + trace_drv_return_int(local, ret); + + return ret; +} + +static inline void drv_remove_chanctx(struct ieee80211_local *local, + struct ieee80211_chanctx *ctx) +{ + trace_drv_remove_chanctx(local, ctx); + if (local->ops->remove_chanctx) + local->ops->remove_chanctx(&local->hw, &ctx->conf); + trace_drv_return_void(local); +} + +static inline void drv_change_chanctx(struct ieee80211_local *local, + struct ieee80211_chanctx *ctx, + u32 changed) +{ + trace_drv_change_chanctx(local, ctx, changed); + if (local->ops->change_chanctx) + local->ops->change_chanctx(&local->hw, &ctx->conf, changed); + trace_drv_return_void(local); +} + +static inline int drv_assign_vif_chanctx(struct ieee80211_local *local, + struct ieee80211_sub_if_data *sdata, + struct ieee80211_chanctx *ctx) +{ + int ret = 0; + + check_sdata_in_driver(sdata); + + trace_drv_assign_vif_chanctx(local, sdata, ctx); + if (local->ops->assign_vif_chanctx) + ret = local->ops->assign_vif_chanctx(&local->hw, + &sdata->vif, + &ctx->conf); + trace_drv_return_int(local, ret); + + return ret; +} + +static inline void drv_unassign_vif_chanctx(struct ieee80211_local *local, + struct ieee80211_sub_if_data *sdata, + struct ieee80211_chanctx *ctx) +{ + check_sdata_in_driver(sdata); + + trace_drv_unassign_vif_chanctx(local, sdata, ctx); + if (local->ops->unassign_vif_chanctx) + local->ops->unassign_vif_chanctx(&local->hw, + &sdata->vif, + &ctx->conf); + trace_drv_return_void(local); +} + #endif /* __MAC80211_DRIVER_OPS */ diff --git a/net/mac80211/trace.h b/net/mac80211/trace.h index 18d9c8a..a3f5fe2 100644 --- a/net/mac80211/trace.h +++ b/net/mac80211/trace.h @@ -28,6 +28,15 @@ #define VIF_PR_FMT " vif:%s(%d%s)" #define VIF_PR_ARG __get_str(vif_name), __entry->vif_type, __entry->p2p ? "/p2p" : "" +#define CHANCTX_ENTRY __field(int, freq) \ + __field(int, chantype) +#define CHANCTX_ASSIGN __entry->freq = ctx->conf.channel->center_freq; \ + __entry->chantype = ctx->conf.channel_type +#define CHANCTX_PR_FMT " freq:%d MHz chantype:%d" +#define CHANCTX_PR_ARG __entry->freq, __entry->chantype + + + /* * Tracing for driver callbacks. */ @@ -1256,6 +1265,104 @@ DEFINE_EVENT(local_sdata_evt, drv_mgd_prepare_tx, TP_ARGS(local, sdata) ); +DECLARE_EVENT_CLASS(local_chanctx, + TP_PROTO(struct ieee80211_local *local, + struct ieee80211_chanctx *ctx), + + TP_ARGS(local, ctx), + + TP_STRUCT__entry( + LOCAL_ENTRY + CHANCTX_ENTRY + ), + + TP_fast_assign( + LOCAL_ASSIGN; + CHANCTX_ASSIGN; + ), + + TP_printk( + LOCAL_PR_FMT CHANCTX_PR_FMT, + LOCAL_PR_ARG, CHANCTX_PR_ARG + ) +); + +DEFINE_EVENT(local_chanctx, drv_add_chanctx, + TP_PROTO(struct ieee80211_local *local, + struct ieee80211_chanctx *ctx), + TP_ARGS(local, ctx) +); + +DEFINE_EVENT(local_chanctx, drv_remove_chanctx, + TP_PROTO(struct ieee80211_local *local, + struct ieee80211_chanctx *ctx), + TP_ARGS(local, ctx) +); + +TRACE_EVENT(drv_change_chanctx, + TP_PROTO(struct ieee80211_local *local, + struct ieee80211_chanctx *ctx, + u32 changed), + + TP_ARGS(local, ctx, changed), + + TP_STRUCT__entry( + LOCAL_ENTRY + CHANCTX_ENTRY + __field(u32, changed) + ), + + TP_fast_assign( + LOCAL_ASSIGN; + CHANCTX_ASSIGN; + __entry->changed = changed; + ), + + TP_printk( + LOCAL_PR_FMT CHANCTX_PR_FMT " changed:%#x", + LOCAL_PR_ARG, CHANCTX_PR_ARG, __entry->changed + ) +); + +DECLARE_EVENT_CLASS(local_sdata_chanctx, + TP_PROTO(struct ieee80211_local *local, + struct ieee80211_sub_if_data *sdata, + struct ieee80211_chanctx *ctx), + + TP_ARGS(local, sdata, ctx), + + TP_STRUCT__entry( + LOCAL_ENTRY + VIF_ENTRY + CHANCTX_ENTRY + ), + + TP_fast_assign( + LOCAL_ASSIGN; + VIF_ASSIGN; + CHANCTX_ASSIGN; + ), + + TP_printk( + LOCAL_PR_FMT VIF_PR_FMT CHANCTX_PR_FMT, + LOCAL_PR_ARG, VIF_PR_ARG, CHANCTX_PR_ARG + ) +); + +DEFINE_EVENT(local_sdata_chanctx, drv_assign_vif_chanctx, + TP_PROTO(struct ieee80211_local *local, + struct ieee80211_sub_if_data *sdata, + struct ieee80211_chanctx *ctx), + TP_ARGS(local, sdata, ctx) +); + +DEFINE_EVENT(local_sdata_chanctx, drv_unassign_vif_chanctx, + TP_PROTO(struct ieee80211_local *local, + struct ieee80211_sub_if_data *sdata, + struct ieee80211_chanctx *ctx), + TP_ARGS(local, sdata, ctx) +); + /* * Tracing for API calls that drivers call. */ -- cgit v0.10.2 From 35f2fce9a4376f89f2ebac705a2742ffc058f988 Mon Sep 17 00:00:00 2001 From: Michal Kazior Date: Tue, 26 Jun 2012 14:37:20 +0200 Subject: mac80211: use channel context notifications Channel context pointer will be accessible on both assign and unassign events. Signed-off-by: Michal Kazior Signed-off-by: Johannes Berg diff --git a/net/mac80211/chan.c b/net/mac80211/chan.c index 4ae9486..ff3b29e 100644 --- a/net/mac80211/chan.c +++ b/net/mac80211/chan.c @@ -5,6 +5,7 @@ #include #include #include "ieee80211_i.h" +#include "driver-ops.h" static enum ieee80211_chan_mode __ieee80211_get_channel_mode(struct ieee80211_local *local, @@ -205,6 +206,7 @@ ieee80211_new_chanctx(struct ieee80211_local *local, enum ieee80211_chanctx_mode mode) { struct ieee80211_chanctx *ctx; + int err; lockdep_assert_held(&local->chanctx_mtx); @@ -216,6 +218,12 @@ ieee80211_new_chanctx(struct ieee80211_local *local, ctx->conf.channel_type = channel_type; ctx->mode = mode; + err = drv_add_chanctx(local, ctx); + if (err) { + kfree(ctx); + return ERR_PTR(err); + } + list_add(&ctx->list, &local->chanctx_list); return ctx; @@ -228,6 +236,8 @@ static void ieee80211_free_chanctx(struct ieee80211_local *local, WARN_ON_ONCE(ctx->refcount != 0); + drv_remove_chanctx(local, ctx); + list_del(&ctx->list); kfree_rcu(ctx, rcu_head); } @@ -235,10 +245,15 @@ static void ieee80211_free_chanctx(struct ieee80211_local *local, static int ieee80211_assign_vif_chanctx(struct ieee80211_sub_if_data *sdata, struct ieee80211_chanctx *ctx) { - struct ieee80211_local *local __maybe_unused = sdata->local; + struct ieee80211_local *local = sdata->local; + int ret; lockdep_assert_held(&local->chanctx_mtx); + ret = drv_assign_vif_chanctx(local, sdata, ctx); + if (ret) + return ret; + rcu_assign_pointer(sdata->vif.chanctx_conf, &ctx->conf); ctx->refcount++; @@ -248,12 +263,14 @@ static int ieee80211_assign_vif_chanctx(struct ieee80211_sub_if_data *sdata, static void ieee80211_unassign_vif_chanctx(struct ieee80211_sub_if_data *sdata, struct ieee80211_chanctx *ctx) { - struct ieee80211_local *local __maybe_unused = sdata->local; + struct ieee80211_local *local = sdata->local; lockdep_assert_held(&local->chanctx_mtx); ctx->refcount--; rcu_assign_pointer(sdata->vif.chanctx_conf, NULL); + + drv_unassign_vif_chanctx(local, sdata, ctx); } static void __ieee80211_vif_release_channel(struct ieee80211_sub_if_data *sdata) -- cgit v0.10.2 From e89a96f5cc4c39c268c771f52d675e15e3ba8123 Mon Sep 17 00:00:00 2001 From: Michal Kazior Date: Tue, 26 Jun 2012 14:37:22 +0200 Subject: mac80211: reuse channels for channel contexts Reuse channels with compatible channel types. Some channel types are compatible and can be used concurrently. Signed-off-by: Michal Kazior Signed-off-by: Johannes Berg diff --git a/net/mac80211/chan.c b/net/mac80211/chan.c index ff3b29e..1a8dee4 100644 --- a/net/mac80211/chan.c +++ b/net/mac80211/chan.c @@ -167,7 +167,17 @@ bool ieee80211_set_channel_type(struct ieee80211_local *local, sdata->vif.bss_conf.channel_type = chantype; return true; +} + +static void ieee80211_change_chantype(struct ieee80211_local *local, + struct ieee80211_chanctx *ctx, + enum nl80211_channel_type chantype) +{ + if (chantype == ctx->conf.channel_type) + return; + ctx->conf.channel_type = chantype; + drv_change_chanctx(local, ctx, IEEE80211_CHANCTX_CHANGE_CHANNEL_TYPE); } static struct ieee80211_chanctx * @@ -177,6 +187,7 @@ ieee80211_find_chanctx(struct ieee80211_local *local, enum ieee80211_chanctx_mode mode) { struct ieee80211_chanctx *ctx; + enum nl80211_channel_type compat_type; lockdep_assert_held(&local->chanctx_mtx); @@ -186,13 +197,19 @@ ieee80211_find_chanctx(struct ieee80211_local *local, return NULL; list_for_each_entry(ctx, &local->chanctx_list, list) { + compat_type = ctx->conf.channel_type; + if (ctx->mode == IEEE80211_CHANCTX_EXCLUSIVE) continue; if (ctx->conf.channel != channel) continue; - if (ctx->conf.channel_type != channel_type) + if (!ieee80211_channel_types_are_compatible(ctx->conf.channel_type, + channel_type, + &compat_type)) continue; + ieee80211_change_chantype(local, ctx, compat_type); + return ctx; } @@ -260,6 +277,43 @@ static int ieee80211_assign_vif_chanctx(struct ieee80211_sub_if_data *sdata, return 0; } +static enum nl80211_channel_type +ieee80211_calc_chantype(struct ieee80211_local *local, + struct ieee80211_chanctx *ctx) +{ + struct ieee80211_chanctx_conf *conf = &ctx->conf; + struct ieee80211_sub_if_data *sdata; + enum nl80211_channel_type result = NL80211_CHAN_NO_HT; + + lockdep_assert_held(&local->chanctx_mtx); + + rcu_read_lock(); + list_for_each_entry_rcu(sdata, &local->interfaces, list) { + if (!ieee80211_sdata_running(sdata)) + continue; + if (rcu_access_pointer(sdata->vif.chanctx_conf) != conf) + continue; + + WARN_ON_ONCE(!ieee80211_channel_types_are_compatible( + sdata->vif.bss_conf.channel_type, + result, &result)); + } + rcu_read_unlock(); + + return result; +} + +static void ieee80211_recalc_chanctx_chantype(struct ieee80211_local *local, + struct ieee80211_chanctx *ctx) +{ + enum nl80211_channel_type chantype; + + lockdep_assert_held(&local->chanctx_mtx); + + chantype = ieee80211_calc_chantype(local, ctx); + ieee80211_change_chantype(local, ctx, chantype); +} + static void ieee80211_unassign_vif_chanctx(struct ieee80211_sub_if_data *sdata, struct ieee80211_chanctx *ctx) { @@ -271,6 +325,9 @@ static void ieee80211_unassign_vif_chanctx(struct ieee80211_sub_if_data *sdata, rcu_assign_pointer(sdata->vif.chanctx_conf, NULL); drv_unassign_vif_chanctx(local, sdata, ctx); + + if (ctx->refcount > 0) + ieee80211_recalc_chanctx_chantype(sdata->local, ctx); } static void __ieee80211_vif_release_channel(struct ieee80211_sub_if_data *sdata) -- cgit v0.10.2 From e269d8600a8f6a9f2387b3f283bfb579a5479dc3 Mon Sep 17 00:00:00 2001 From: Johannes Berg Date: Thu, 26 Jul 2012 14:46:32 +0200 Subject: mac80211: check channel context methods Verify that the channel context methods are all assigned by the driver or not used. Signed-off-by: Johannes Berg diff --git a/net/mac80211/main.c b/net/mac80211/main.c index 9be3ef1..d709a5d 100644 --- a/net/mac80211/main.c +++ b/net/mac80211/main.c @@ -549,6 +549,13 @@ struct ieee80211_hw *ieee80211_alloc_hw(size_t priv_data_len, if (WARN_ON(ops->sta_state && (ops->sta_add || ops->sta_remove))) return NULL; + /* check all or no channel context operations exist */ + i = !!ops->add_chanctx + !!ops->remove_chanctx + + !!ops->change_chanctx + !!ops->assign_vif_chanctx + + !!ops->unassign_vif_chanctx; + if (WARN_ON(i != 0 && i != 5)) + return NULL; + /* Ensure 32-byte alignment of our private data and hw private data. * We use the wiphy priv data for both our ieee80211_local and for * the driver's private data -- cgit v0.10.2 From fe57d9f5c0a2c1ef97ba8cdc42cfda5743f287b8 Mon Sep 17 00:00:00 2001 From: Johannes Berg Date: Thu, 26 Jul 2012 14:55:08 +0200 Subject: mac80211: track whether to use channel contexts Depending on the driver, channel contexts may be used or not. If they are used, the driver must have support for hardware scan and remain-on-channel; otherwise the driver must not advertise support for multiple channels. Also prohibit WDS type interfaces when channel contexts are to be used as there's no clear definition of which channel they use. Signed-off-by: Johannes Berg diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c index 05f3a31..70a5d26 100644 --- a/net/mac80211/cfg.c +++ b/net/mac80211/cfg.c @@ -2189,6 +2189,9 @@ static int ieee80211_start_roc_work(struct ieee80211_local *local, lockdep_assert_held(&local->mtx); + if (local->use_chanctx && !local->ops->remain_on_channel) + return -EOPNOTSUPP; + roc = kzalloc(sizeof(*roc), GFP_KERNEL); if (!roc) return -ENOMEM; diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h index 9a058e5..8fa00ad 100644 --- a/net/mac80211/ieee80211_i.h +++ b/net/mac80211/ieee80211_i.h @@ -882,6 +882,8 @@ struct ieee80211_local { bool wiphy_ciphers_allocated; + bool use_chanctx; + /* protects the aggregated multicast list and filter calls */ spinlock_t filter_lock; diff --git a/net/mac80211/main.c b/net/mac80211/main.c index d709a5d..0dd1ea2 100644 --- a/net/mac80211/main.c +++ b/net/mac80211/main.c @@ -540,6 +540,7 @@ struct ieee80211_hw *ieee80211_alloc_hw(size_t priv_data_len, struct ieee80211_local *local; int priv_size, i; struct wiphy *wiphy; + bool use_chanctx; if (WARN_ON(!ops->tx || !ops->start || !ops->stop || !ops->config || !ops->add_interface || !ops->remove_interface || @@ -555,6 +556,7 @@ struct ieee80211_hw *ieee80211_alloc_hw(size_t priv_data_len, !!ops->unassign_vif_chanctx; if (WARN_ON(i != 0 && i != 5)) return NULL; + use_chanctx = i == 5; /* Ensure 32-byte alignment of our private data and hw private data. * We use the wiphy priv data for both our ieee80211_local and for @@ -606,6 +608,7 @@ struct ieee80211_hw *ieee80211_alloc_hw(size_t priv_data_len, local->hw.priv = (char *)local + ALIGN(sizeof(*local), NETDEV_ALIGN); local->ops = ops; + local->use_chanctx = use_chanctx; /* set up some defaults */ local->hw.queues = 1; @@ -729,6 +732,25 @@ int ieee80211_register_hw(struct ieee80211_hw *hw) if ((hw->flags & IEEE80211_HW_SCAN_WHILE_IDLE) && !local->ops->hw_scan) return -EINVAL; + if (!local->use_chanctx) { + for (i = 0; i < local->hw.wiphy->n_iface_combinations; i++) { + const struct ieee80211_iface_combination *comb; + + comb = &local->hw.wiphy->iface_combinations[i]; + + if (comb->num_different_channels > 1) + return -EINVAL; + } + + /* + * WDS is currently prohibited when channel contexts are used + * because there's no clear definition of which channel WDS + * type interfaces use + */ + if (local->hw.wiphy->interface_modes & BIT(NL80211_IFTYPE_WDS)) + return -EINVAL; + } + /* Only HW csum features are currently compatible with mac80211 */ feature_whitelist = NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM | NETIF_F_HW_CSUM; diff --git a/net/mac80211/offchannel.c b/net/mac80211/offchannel.c index 83608ac..9c52fc4 100644 --- a/net/mac80211/offchannel.c +++ b/net/mac80211/offchannel.c @@ -107,6 +107,9 @@ void ieee80211_offchannel_stop_vifs(struct ieee80211_local *local, { struct ieee80211_sub_if_data *sdata; + if (WARN_ON(local->use_chanctx)) + return; + /* * notify the AP about us leaving the channel and stop all * STA interfaces. @@ -145,6 +148,9 @@ void ieee80211_offchannel_return(struct ieee80211_local *local, { struct ieee80211_sub_if_data *sdata; + if (WARN_ON(local->use_chanctx)) + return; + mutex_lock(&local->iflist_mtx); list_for_each_entry(sdata, &local->interfaces, list) { if (sdata->vif.type == NL80211_IFTYPE_P2P_DEVICE) diff --git a/net/mac80211/scan.c b/net/mac80211/scan.c index c4cdbde..fdaa505 100644 --- a/net/mac80211/scan.c +++ b/net/mac80211/scan.c @@ -336,6 +336,10 @@ EXPORT_SYMBOL(ieee80211_scan_completed); static int ieee80211_start_sw_scan(struct ieee80211_local *local) { + /* Software scan is not supported in multi-channel cases */ + if (local->use_chanctx) + return -EOPNOTSUPP; + /* * Hardware/driver doesn't support hw_scan, so use software * scanning instead. First send a nullfunc frame with power save -- cgit v0.10.2 From 55de908ab292c03f1eb280f51170ddb9c6b57e31 Mon Sep 17 00:00:00 2001 From: Johannes Berg Date: Thu, 26 Jul 2012 17:24:39 +0200 Subject: mac80211: use channel contexts Instead of operating on a single channel only, use the new channel context infrastructure in all mac80211 code. This enables drivers that want to use the new channel context infrastructure to use multiple channels, while nothing should change for all the other drivers that don't support it. Right now this disables both TX power settings and spatial multiplexing powersave. Both need to be re-enabled on a channel context basis. Additionally, when channel contexts are used drop the connection when channel switch is received rather than trying to handle it. This will have to be improved later. [With fixes from Eliad and Emmanuel incorporated] Signed-off-by: Eliad Peller Signed-off-by: Emmanuel Grumbach Signed-off-by: Johannes Berg diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c index 70a5d26..09c9062 100644 --- a/net/mac80211/cfg.c +++ b/net/mac80211/cfg.c @@ -372,10 +372,11 @@ static int ieee80211_config_default_mgmt_key(struct wiphy *wiphy, static void rate_idx_to_bitrate(struct rate_info *rate, struct sta_info *sta, int idx) { + enum ieee80211_band band = ieee80211_get_sdata_band(sta->sdata); + if (!(rate->flags & RATE_INFO_FLAGS_MCS)) { struct ieee80211_supported_band *sband; - sband = sta->local->hw.wiphy->bands[ - sta->local->oper_channel->band]; + sband = sta->local->hw.wiphy->bands[band]; rate->legacy = sband->bitrates[idx].bitrate; } else rate->mcs = idx; @@ -532,6 +533,8 @@ static void ieee80211_get_et_stats(struct wiphy *wiphy, u64 *data) { struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); + struct ieee80211_chanctx_conf *chanctx_conf; + struct ieee80211_channel *channel; struct sta_info *sta; struct ieee80211_local *local = sdata->local; struct station_info sinfo; @@ -607,19 +610,26 @@ static void ieee80211_get_et_stats(struct wiphy *wiphy, do_survey: i = STA_STATS_LEN - STA_STATS_SURVEY_LEN; /* Get survey stats for current channel */ - q = 0; - while (true) { - survey.filled = 0; - if (drv_get_survey(local, q, &survey) != 0) { - survey.filled = 0; - break; - } + survey.filled = 0; - if (survey.channel && - (local->oper_channel->center_freq == - survey.channel->center_freq)) - break; - q++; + rcu_read_lock(); + chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf); + if (chanctx_conf) + channel = chanctx_conf->channel; + else + channel = NULL; + rcu_read_unlock(); + + if (channel) { + q = 0; + do { + survey.filled = 0; + if (drv_get_survey(local, q, &survey) != 0) { + survey.filled = 0; + break; + } + q++; + } while (channel != survey.channel); } if (survey.filled) @@ -724,47 +734,42 @@ static int ieee80211_get_station(struct wiphy *wiphy, struct net_device *dev, return ret; } -static int ieee80211_set_channel(struct wiphy *wiphy, - struct net_device *netdev, - struct ieee80211_channel *chan, - enum nl80211_channel_type channel_type) +static int ieee80211_set_monitor_channel(struct wiphy *wiphy, + struct ieee80211_channel *chan, + enum nl80211_channel_type channel_type) { struct ieee80211_local *local = wiphy_priv(wiphy); - struct ieee80211_sub_if_data *sdata = NULL; - - if (netdev) - sdata = IEEE80211_DEV_TO_SUB_IF(netdev); - - switch (ieee80211_get_channel_mode(local, NULL)) { - case CHAN_MODE_HOPPING: - return -EBUSY; - case CHAN_MODE_FIXED: - if (local->oper_channel != chan || - (!sdata && local->_oper_channel_type != channel_type)) - return -EBUSY; - if (!sdata && local->_oper_channel_type == channel_type) - return 0; - break; - case CHAN_MODE_UNDEFINED: - break; - } - - if (!ieee80211_set_channel_type(local, sdata, channel_type)) - return -EBUSY; + struct ieee80211_sub_if_data *sdata; + int ret = 0; - local->oper_channel = chan; + if (local->monitor_channel == chan && + local->monitor_channel_type == channel_type) + return 0; - /* auto-detects changes */ - ieee80211_hw_config(local, 0); + mutex_lock(&local->iflist_mtx); + if (local->use_chanctx) { + sdata = rcu_dereference_protected( + local->monitor_sdata, + lockdep_is_held(&local->iflist_mtx)); + if (sdata) { + ieee80211_vif_release_channel(sdata); + ret = ieee80211_vif_use_channel( + sdata, chan, channel_type, + IEEE80211_CHANCTX_EXCLUSIVE); + } + } else if (local->open_count == local->monitors) { + local->_oper_channel = chan; + local->_oper_channel_type = channel_type; + ieee80211_hw_config(local, 0); + } - return 0; -} + if (ret == 0) { + local->monitor_channel = chan; + local->monitor_channel_type = channel_type; + } + mutex_unlock(&local->iflist_mtx); -static int ieee80211_set_monitor_channel(struct wiphy *wiphy, - struct ieee80211_channel *chan, - enum nl80211_channel_type channel_type) -{ - return ieee80211_set_channel(wiphy, NULL, chan, channel_type); + return ret; } static int ieee80211_set_probe_resp(struct ieee80211_sub_if_data *sdata, @@ -879,8 +884,9 @@ static int ieee80211_start_ap(struct wiphy *wiphy, struct net_device *dev, if (old) return -EALREADY; - err = ieee80211_set_channel(wiphy, dev, params->channel, - params->channel_type); + err = ieee80211_vif_use_channel(sdata, params->channel, + params->channel_type, + IEEE80211_CHANCTX_SHARED); if (err) return err; @@ -963,6 +969,8 @@ static int ieee80211_stop_ap(struct wiphy *wiphy, struct net_device *dev) sta_info_flush(sdata->local, sdata); ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_BEACON_ENABLED); + ieee80211_vif_release_channel(sdata); + return 0; } @@ -1019,9 +1027,10 @@ static int sta_apply_parameters(struct ieee80211_local *local, int i, j; struct ieee80211_supported_band *sband; struct ieee80211_sub_if_data *sdata = sta->sdata; + enum ieee80211_band band = ieee80211_get_sdata_band(sdata); u32 mask, set; - sband = local->hw.wiphy->bands[local->oper_channel->band]; + sband = local->hw.wiphy->bands[band]; mask = params->sta_flags_mask; set = params->sta_flags_set; @@ -1136,7 +1145,7 @@ static int sta_apply_parameters(struct ieee80211_local *local, rates |= BIT(j); } } - sta->sta.supp_rates[local->oper_channel->band] = rates; + sta->sta.supp_rates[band] = rates; } if (params->ht_capa) @@ -1664,8 +1673,9 @@ static int ieee80211_join_mesh(struct wiphy *wiphy, struct net_device *dev, if (err) return err; - err = ieee80211_set_channel(wiphy, dev, setup->channel, - setup->channel_type); + err = ieee80211_vif_use_channel(sdata, setup->channel, + setup->channel_type, + IEEE80211_CHANCTX_SHARED); if (err) return err; @@ -1679,6 +1689,7 @@ static int ieee80211_leave_mesh(struct wiphy *wiphy, struct net_device *dev) struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); ieee80211_stop_mesh(sdata); + ieee80211_vif_release_channel(sdata); return 0; } @@ -1688,10 +1699,14 @@ static int ieee80211_change_bss(struct wiphy *wiphy, struct net_device *dev, struct bss_parameters *params) { - struct ieee80211_sub_if_data *sdata; + struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); + enum ieee80211_band band; u32 changed = 0; - sdata = IEEE80211_DEV_TO_SUB_IF(dev); + if (!rtnl_dereference(sdata->u.ap.beacon)) + return -ENOENT; + + band = ieee80211_get_sdata_band(sdata); if (params->use_cts_prot >= 0) { sdata->vif.bss_conf.use_cts_prot = params->use_cts_prot; @@ -1704,7 +1719,7 @@ static int ieee80211_change_bss(struct wiphy *wiphy, } if (!sdata->vif.bss_conf.use_short_slot && - sdata->local->oper_channel->band == IEEE80211_BAND_5GHZ) { + band == IEEE80211_BAND_5GHZ) { sdata->vif.bss_conf.use_short_slot = true; changed |= BSS_CHANGED_ERP_SLOT; } @@ -1718,9 +1733,7 @@ static int ieee80211_change_bss(struct wiphy *wiphy, if (params->basic_rates) { int i, j; u32 rates = 0; - struct ieee80211_local *local = wiphy_priv(wiphy); - struct ieee80211_supported_band *sband = - wiphy->bands[local->oper_channel->band]; + struct ieee80211_supported_band *sband = wiphy->bands[band]; for (i = 0; i < params->basic_rates_len; i++) { int rate = (params->basic_rates[i] & 0x7f) * 5; @@ -1872,20 +1885,6 @@ static int ieee80211_auth(struct wiphy *wiphy, struct net_device *dev, static int ieee80211_assoc(struct wiphy *wiphy, struct net_device *dev, struct cfg80211_assoc_request *req) { - struct ieee80211_local *local = wiphy_priv(wiphy); - struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); - - switch (ieee80211_get_channel_mode(local, sdata)) { - case CHAN_MODE_HOPPING: - return -EBUSY; - case CHAN_MODE_FIXED: - if (local->oper_channel == req->bss->channel) - break; - return -EBUSY; - case CHAN_MODE_UNDEFINED: - break; - } - return ieee80211_mgd_assoc(IEEE80211_DEV_TO_SUB_IF(dev), req); } @@ -1904,30 +1903,12 @@ static int ieee80211_disassoc(struct wiphy *wiphy, struct net_device *dev, static int ieee80211_join_ibss(struct wiphy *wiphy, struct net_device *dev, struct cfg80211_ibss_params *params) { - struct ieee80211_local *local = wiphy_priv(wiphy); - struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); - - switch (ieee80211_get_channel_mode(local, sdata)) { - case CHAN_MODE_HOPPING: - return -EBUSY; - case CHAN_MODE_FIXED: - if (!params->channel_fixed) - return -EBUSY; - if (local->oper_channel == params->channel) - break; - return -EBUSY; - case CHAN_MODE_UNDEFINED: - break; - } - - return ieee80211_ibss_join(sdata, params); + return ieee80211_ibss_join(IEEE80211_DEV_TO_SUB_IF(dev), params); } static int ieee80211_leave_ibss(struct wiphy *wiphy, struct net_device *dev) { - struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); - - return ieee80211_ibss_leave(sdata); + return ieee80211_ibss_leave(IEEE80211_DEV_TO_SUB_IF(dev)); } static int ieee80211_set_wiphy_params(struct wiphy *wiphy, u32 changed) @@ -1971,9 +1952,13 @@ static int ieee80211_set_tx_power(struct wiphy *wiphy, enum nl80211_tx_power_setting type, int mbm) { struct ieee80211_local *local = wiphy_priv(wiphy); - struct ieee80211_channel *chan = local->oper_channel; + struct ieee80211_channel *chan = local->_oper_channel; u32 changes = 0; + /* FIXME */ + if (local->use_chanctx) + return -EOPNOTSUPP; + switch (type) { case NL80211_TX_POWER_AUTOMATIC: local->user_power_level = -1; @@ -2518,10 +2503,20 @@ static int ieee80211_mgmt_tx(struct wiphy *wiphy, struct wireless_dev *wdev, /* Check if the operating channel is the requested channel */ if (!need_offchan) { - need_offchan = chan != local->oper_channel; - if (channel_type_valid && - channel_type != local->_oper_channel_type) + struct ieee80211_chanctx_conf *chanctx_conf; + + rcu_read_lock(); + chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf); + + if (chanctx_conf) { + need_offchan = chan != chanctx_conf->channel; + if (channel_type_valid && + channel_type != chanctx_conf->channel_type) + need_offchan = true; + } else { need_offchan = true; + } + rcu_read_unlock(); } if (need_offchan && !offchan) { @@ -2670,7 +2665,7 @@ static u16 ieee80211_get_tdls_sta_capab(struct ieee80211_sub_if_data *sdata) u16 capab; capab = 0; - if (local->oper_channel->band != IEEE80211_BAND_2GHZ) + if (ieee80211_get_sdata_band(sdata) != IEEE80211_BAND_2GHZ) return capab; if (!(local->hw.flags & IEEE80211_HW_2GHZ_SHORT_SLOT_INCAPABLE)) @@ -2702,7 +2697,7 @@ ieee80211_prep_tdls_encap_data(struct wiphy *wiphy, struct net_device *dev, u16 status_code, struct sk_buff *skb) { struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); - struct ieee80211_local *local = sdata->local; + enum ieee80211_band band = ieee80211_get_sdata_band(sdata); struct ieee80211_tdls_data *tf; tf = (void *)skb_put(skb, offsetof(struct ieee80211_tdls_data, u)); @@ -2722,10 +2717,8 @@ ieee80211_prep_tdls_encap_data(struct wiphy *wiphy, struct net_device *dev, tf->u.setup_req.capability = cpu_to_le16(ieee80211_get_tdls_sta_capab(sdata)); - ieee80211_add_srates_ie(sdata, skb, false, - local->oper_channel->band); - ieee80211_add_ext_srates_ie(sdata, skb, false, - local->oper_channel->band); + ieee80211_add_srates_ie(sdata, skb, false, band); + ieee80211_add_ext_srates_ie(sdata, skb, false, band); ieee80211_tdls_add_ext_capab(skb); break; case WLAN_TDLS_SETUP_RESPONSE: @@ -2738,10 +2731,8 @@ ieee80211_prep_tdls_encap_data(struct wiphy *wiphy, struct net_device *dev, tf->u.setup_resp.capability = cpu_to_le16(ieee80211_get_tdls_sta_capab(sdata)); - ieee80211_add_srates_ie(sdata, skb, false, - local->oper_channel->band); - ieee80211_add_ext_srates_ie(sdata, skb, false, - local->oper_channel->band); + ieee80211_add_srates_ie(sdata, skb, false, band); + ieee80211_add_ext_srates_ie(sdata, skb, false, band); ieee80211_tdls_add_ext_capab(skb); break; case WLAN_TDLS_SETUP_CONFIRM: @@ -2779,7 +2770,7 @@ ieee80211_prep_tdls_direct(struct wiphy *wiphy, struct net_device *dev, u16 status_code, struct sk_buff *skb) { struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); - struct ieee80211_local *local = sdata->local; + enum ieee80211_band band = ieee80211_get_sdata_band(sdata); struct ieee80211_mgmt *mgmt; mgmt = (void *)skb_put(skb, 24); @@ -2802,10 +2793,8 @@ ieee80211_prep_tdls_direct(struct wiphy *wiphy, struct net_device *dev, mgmt->u.action.u.tdls_discover_resp.capability = cpu_to_le16(ieee80211_get_tdls_sta_capab(sdata)); - ieee80211_add_srates_ie(sdata, skb, false, - local->oper_channel->band); - ieee80211_add_ext_srates_ie(sdata, skb, false, - local->oper_channel->band); + ieee80211_add_srates_ie(sdata, skb, false, band); + ieee80211_add_ext_srates_ie(sdata, skb, false, band); ieee80211_tdls_add_ext_capab(skb); break; default: @@ -2985,12 +2974,19 @@ static int ieee80211_probe_client(struct wiphy *wiphy, struct net_device *dev, bool qos; struct ieee80211_tx_info *info; struct sta_info *sta; + struct ieee80211_chanctx_conf *chanctx_conf; + enum ieee80211_band band; rcu_read_lock(); + chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf); + if (WARN_ON(!chanctx_conf)) { + rcu_read_unlock(); + return -EINVAL; + } + band = chanctx_conf->channel->band; sta = sta_info_get(sdata, peer); if (sta) { qos = test_sta_flag(sta, WLAN_STA_WME); - rcu_read_unlock(); } else { rcu_read_unlock(); return -ENOLINK; @@ -3008,8 +3004,10 @@ static int ieee80211_probe_client(struct wiphy *wiphy, struct net_device *dev, } skb = dev_alloc_skb(local->hw.extra_tx_headroom + size); - if (!skb) + if (!skb) { + rcu_read_unlock(); return -ENOMEM; + } skb->dev = dev; @@ -3034,8 +3032,9 @@ static int ieee80211_probe_client(struct wiphy *wiphy, struct net_device *dev, nullfunc->qos_ctrl = cpu_to_le16(7); local_bh_disable(); - ieee80211_xmit(sdata, skb); + ieee80211_xmit(sdata, skb, band); local_bh_enable(); + rcu_read_unlock(); *cookie = (unsigned long) skb; return 0; @@ -3045,10 +3044,19 @@ static struct ieee80211_channel * ieee80211_cfg_get_channel(struct wiphy *wiphy, struct wireless_dev *wdev, enum nl80211_channel_type *type) { - struct ieee80211_local *local = wiphy_priv(wiphy); + struct ieee80211_sub_if_data *sdata = IEEE80211_WDEV_TO_SUB_IF(wdev); + struct ieee80211_chanctx_conf *chanctx_conf; + struct ieee80211_channel *chan = NULL; + + rcu_read_lock(); + chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf); + if (chanctx_conf) { + *type = chanctx_conf->channel_type; + chan = chanctx_conf->channel; + } + rcu_read_unlock(); - *type = local->_oper_channel_type; - return local->oper_channel; + return chan; } #ifdef CONFIG_PM diff --git a/net/mac80211/chan.c b/net/mac80211/chan.c index 1a8dee4..41e1aa6 100644 --- a/net/mac80211/chan.c +++ b/net/mac80211/chan.c @@ -7,106 +7,6 @@ #include "ieee80211_i.h" #include "driver-ops.h" -static enum ieee80211_chan_mode -__ieee80211_get_channel_mode(struct ieee80211_local *local, - struct ieee80211_sub_if_data *ignore) -{ - struct ieee80211_sub_if_data *sdata; - - lockdep_assert_held(&local->iflist_mtx); - - list_for_each_entry(sdata, &local->interfaces, list) { - if (sdata == ignore) - continue; - - if (!ieee80211_sdata_running(sdata)) - continue; - - switch (sdata->vif.type) { - case NL80211_IFTYPE_MONITOR: - continue; - case NL80211_IFTYPE_STATION: - if (!sdata->u.mgd.associated) - continue; - break; - case NL80211_IFTYPE_ADHOC: - if (!sdata->u.ibss.ssid_len) - continue; - if (!sdata->u.ibss.fixed_channel) - return CHAN_MODE_HOPPING; - break; - case NL80211_IFTYPE_AP_VLAN: - /* will also have _AP interface */ - continue; - case NL80211_IFTYPE_AP: - if (!sdata->u.ap.beacon) - continue; - break; - case NL80211_IFTYPE_MESH_POINT: - if (!sdata->wdev.mesh_id_len) - continue; - break; - default: - break; - } - - return CHAN_MODE_FIXED; - } - - return CHAN_MODE_UNDEFINED; -} - -enum ieee80211_chan_mode -ieee80211_get_channel_mode(struct ieee80211_local *local, - struct ieee80211_sub_if_data *ignore) -{ - enum ieee80211_chan_mode mode; - - mutex_lock(&local->iflist_mtx); - mode = __ieee80211_get_channel_mode(local, ignore); - mutex_unlock(&local->iflist_mtx); - - return mode; -} - -static enum nl80211_channel_type -ieee80211_get_superchan(struct ieee80211_local *local, - struct ieee80211_sub_if_data *sdata) -{ - enum nl80211_channel_type superchan = NL80211_CHAN_NO_HT; - struct ieee80211_sub_if_data *tmp; - - mutex_lock(&local->iflist_mtx); - list_for_each_entry(tmp, &local->interfaces, list) { - if (tmp == sdata) - continue; - - if (!ieee80211_sdata_running(tmp)) - continue; - - switch (tmp->vif.bss_conf.channel_type) { - case NL80211_CHAN_NO_HT: - case NL80211_CHAN_HT20: - if (superchan > tmp->vif.bss_conf.channel_type) - break; - - superchan = tmp->vif.bss_conf.channel_type; - break; - case NL80211_CHAN_HT40PLUS: - WARN_ON(superchan == NL80211_CHAN_HT40MINUS); - superchan = NL80211_CHAN_HT40PLUS; - break; - case NL80211_CHAN_HT40MINUS: - WARN_ON(superchan == NL80211_CHAN_HT40PLUS); - superchan = NL80211_CHAN_HT40MINUS; - break; - } - } - mutex_unlock(&local->iflist_mtx); - - return superchan; -} - static bool ieee80211_channel_types_are_compatible(enum nl80211_channel_type chantype1, enum nl80211_channel_type chantype2, @@ -149,26 +49,6 @@ ieee80211_channel_types_are_compatible(enum nl80211_channel_type chantype1, return true; } -bool ieee80211_set_channel_type(struct ieee80211_local *local, - struct ieee80211_sub_if_data *sdata, - enum nl80211_channel_type chantype) -{ - enum nl80211_channel_type superchan; - enum nl80211_channel_type compatchan; - - superchan = ieee80211_get_superchan(local, sdata); - if (!ieee80211_channel_types_are_compatible(superchan, chantype, - &compatchan)) - return false; - - local->_oper_channel_type = compatchan; - - if (sdata) - sdata->vif.bss_conf.channel_type = chantype; - - return true; -} - static void ieee80211_change_chantype(struct ieee80211_local *local, struct ieee80211_chanctx *ctx, enum nl80211_channel_type chantype) @@ -178,6 +58,11 @@ static void ieee80211_change_chantype(struct ieee80211_local *local, ctx->conf.channel_type = chantype; drv_change_chanctx(local, ctx, IEEE80211_CHANCTX_CHANGE_CHANNEL_TYPE); + + if (!local->use_chanctx) { + local->_oper_channel_type = chantype; + ieee80211_hw_config(local, 0); + } } static struct ieee80211_chanctx * @@ -235,10 +120,16 @@ ieee80211_new_chanctx(struct ieee80211_local *local, ctx->conf.channel_type = channel_type; ctx->mode = mode; - err = drv_add_chanctx(local, ctx); - if (err) { - kfree(ctx); - return ERR_PTR(err); + if (!local->use_chanctx) { + local->_oper_channel_type = channel_type; + local->_oper_channel = channel; + ieee80211_hw_config(local, 0); + } else { + err = drv_add_chanctx(local, ctx); + if (err) { + kfree(ctx); + return ERR_PTR(err); + } } list_add(&ctx->list, &local->chanctx_list); @@ -253,7 +144,12 @@ static void ieee80211_free_chanctx(struct ieee80211_local *local, WARN_ON_ONCE(ctx->refcount != 0); - drv_remove_chanctx(local, ctx); + if (!local->use_chanctx) { + local->_oper_channel_type = NL80211_CHAN_NO_HT; + ieee80211_hw_config(local, 0); + } else { + drv_remove_chanctx(local, ctx); + } list_del(&ctx->list); kfree_rcu(ctx, rcu_head); @@ -359,6 +255,8 @@ int ieee80211_vif_use_channel(struct ieee80211_sub_if_data *sdata, struct ieee80211_chanctx *ctx; int ret; + WARN_ON(sdata->dev && netif_carrier_ok(sdata->dev)); + mutex_lock(&local->chanctx_mtx); __ieee80211_vif_release_channel(sdata); @@ -370,6 +268,8 @@ int ieee80211_vif_use_channel(struct ieee80211_sub_if_data *sdata, goto out; } + sdata->vif.bss_conf.channel_type = channel_type; + ret = ieee80211_assign_vif_chanctx(sdata, ctx); if (ret) { /* if assign fails refcount stays the same */ @@ -385,6 +285,8 @@ int ieee80211_vif_use_channel(struct ieee80211_sub_if_data *sdata, void ieee80211_vif_release_channel(struct ieee80211_sub_if_data *sdata) { + WARN_ON(sdata->dev && netif_carrier_ok(sdata->dev)); + mutex_lock(&sdata->local->chanctx_mtx); __ieee80211_vif_release_channel(sdata); mutex_unlock(&sdata->local->chanctx_mtx); diff --git a/net/mac80211/ibss.c b/net/mac80211/ibss.c index 5f3620f..34d9235 100644 --- a/net/mac80211/ibss.c +++ b/net/mac80211/ibss.c @@ -26,7 +26,6 @@ #include "rate.h" #define IEEE80211_SCAN_INTERVAL (2 * HZ) -#define IEEE80211_SCAN_INTERVAL_SLOW (15 * HZ) #define IEEE80211_IBSS_JOIN_TIMEOUT (7 * HZ) #define IEEE80211_IBSS_MERGE_INTERVAL (30 * HZ) @@ -76,21 +75,22 @@ static void __ieee80211_sta_join_ibss(struct ieee80211_sub_if_data *sdata, ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_IBSS); } - memcpy(ifibss->bssid, bssid, ETH_ALEN); - sdata->drop_unencrypted = capability & WLAN_CAPABILITY_PRIVACY ? 1 : 0; - local->oper_channel = chan; channel_type = ifibss->channel_type; if (!cfg80211_can_beacon_sec_chan(local->hw.wiphy, chan, channel_type)) channel_type = NL80211_CHAN_HT20; - if (!ieee80211_set_channel_type(local, sdata, channel_type)) { - /* can only fail due to HT40+/- mismatch */ - channel_type = NL80211_CHAN_HT20; - WARN_ON(!ieee80211_set_channel_type(local, sdata, - NL80211_CHAN_HT20)); + + ieee80211_vif_release_channel(sdata); + if (ieee80211_vif_use_channel(sdata, chan, channel_type, + ifibss->fixed_channel ? + IEEE80211_CHANCTX_SHARED : + IEEE80211_CHANCTX_EXCLUSIVE)) { + sdata_info(sdata, "Failed to join IBSS, no channel context\n"); + return; } - ieee80211_hw_config(local, IEEE80211_CONF_CHANGE_CHANNEL); + + memcpy(ifibss->bssid, bssid, ETH_ALEN); sband = local->hw.wiphy->bands[chan->band]; @@ -294,7 +294,8 @@ ieee80211_ibss_add_sta(struct ieee80211_sub_if_data *sdata, struct ieee80211_if_ibss *ifibss = &sdata->u.ibss; struct ieee80211_local *local = sdata->local; struct sta_info *sta; - int band = local->oper_channel->band; + struct ieee80211_chanctx_conf *chanctx_conf; + int band; /* * XXX: Consider removing the least recently used entry and @@ -317,6 +318,13 @@ ieee80211_ibss_add_sta(struct ieee80211_sub_if_data *sdata, return NULL; } + rcu_read_lock(); + chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf); + if (WARN_ON_ONCE(!chanctx_conf)) + return NULL; + band = chanctx_conf->channel->band; + rcu_read_unlock(); + sta = sta_info_alloc(sdata, addr, GFP_KERNEL); if (!sta) { rcu_read_lock(); @@ -517,7 +525,8 @@ static void ieee80211_rx_bss_info(struct ieee80211_sub_if_data *sdata, goto put_bss; /* different channel */ - if (cbss->channel != local->oper_channel) + if (sdata->u.ibss.fixed_channel && + sdata->u.ibss.channel != cbss->channel) goto put_bss; /* different SSID */ @@ -592,7 +601,8 @@ void ieee80211_ibss_rx_no_sta(struct ieee80211_sub_if_data *sdata, struct ieee80211_if_ibss *ifibss = &sdata->u.ibss; struct ieee80211_local *local = sdata->local; struct sta_info *sta; - int band = local->oper_channel->band; + struct ieee80211_chanctx_conf *chanctx_conf; + int band; /* * XXX: Consider removing the least recently used entry and @@ -610,6 +620,15 @@ void ieee80211_ibss_rx_no_sta(struct ieee80211_sub_if_data *sdata, if (!ether_addr_equal(bssid, sdata->u.ibss.bssid)) return; + rcu_read_lock(); + chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf); + if (WARN_ON_ONCE(!chanctx_conf)) { + rcu_read_unlock(); + return; + } + band = chanctx_conf->channel->band; + rcu_read_unlock(); + sta = sta_info_alloc(sdata, addr, GFP_ATOMIC); if (!sta) return; @@ -784,18 +803,8 @@ static void ieee80211_sta_find_ibss(struct ieee80211_sub_if_data *sdata) int interval = IEEE80211_SCAN_INTERVAL; if (time_after(jiffies, ifibss->ibss_join_req + - IEEE80211_IBSS_JOIN_TIMEOUT)) { - if (!(local->oper_channel->flags & IEEE80211_CHAN_NO_IBSS)) { - ieee80211_sta_create_ibss(sdata); - return; - } - sdata_info(sdata, "IBSS not allowed on %d MHz\n", - local->oper_channel->center_freq); - - /* No IBSS found - decrease scan interval and continue - * scanning. */ - interval = IEEE80211_SCAN_INTERVAL_SLOW; - } + IEEE80211_IBSS_JOIN_TIMEOUT)) + ieee80211_sta_create_ibss(sdata); mod_timer(&ifibss->timer, round_jiffies(jiffies + interval)); @@ -1086,17 +1095,6 @@ int ieee80211_ibss_join(struct ieee80211_sub_if_data *sdata, sdata->u.ibss.channel_type = params->channel_type; sdata->u.ibss.fixed_channel = params->channel_fixed; - /* fix ourselves to that channel now already */ - if (params->channel_fixed) { - sdata->local->oper_channel = params->channel; - if (!ieee80211_set_channel_type(sdata->local, sdata, - params->channel_type)) { - mutex_unlock(&sdata->u.ibss.mtx); - kfree_skb(skb); - return -EINVAL; - } - } - if (params->ie) { sdata->u.ibss.ie = kmemdup(params->ie, params->ie_len, GFP_KERNEL); diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h index 8fa00ad..6660118 100644 --- a/net/mac80211/ieee80211_i.h +++ b/net/mac80211/ieee80211_i.h @@ -773,6 +773,21 @@ struct ieee80211_sub_if_data *vif_to_sdata(struct ieee80211_vif *p) return container_of(p, struct ieee80211_sub_if_data, vif); } +static inline enum ieee80211_band +ieee80211_get_sdata_band(struct ieee80211_sub_if_data *sdata) +{ + enum ieee80211_band band = IEEE80211_BAND_2GHZ; + struct ieee80211_chanctx_conf *chanctx_conf; + + rcu_read_lock(); + chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf); + if (!WARN_ON(!chanctx_conf)) + band = chanctx_conf->channel->band; + rcu_read_unlock(); + + return band; +} + enum sdata_queue_type { IEEE80211_SDATA_QUEUE_TYPE_FRAME = 0, IEEE80211_SDATA_QUEUE_AGG_START = 1, @@ -1006,8 +1021,10 @@ struct ieee80211_local { enum mac80211_scan_state next_scan_state; struct delayed_work scan_work; struct ieee80211_sub_if_data __rcu *scan_sdata; + struct ieee80211_channel *csa_channel; + /* For backward compatibility only -- do not use */ + struct ieee80211_channel *_oper_channel; enum nl80211_channel_type _oper_channel_type; - struct ieee80211_channel *oper_channel, *csa_channel; /* Temporary remain-on-channel for off-channel operations */ struct ieee80211_channel *tmp_channel; @@ -1121,6 +1138,8 @@ struct ieee80211_local { /* virtual monitor interface */ struct ieee80211_sub_if_data __rcu *monitor_sdata; + struct ieee80211_channel *monitor_channel; + enum nl80211_channel_type monitor_channel_type; }; static inline struct ieee80211_sub_if_data * @@ -1423,11 +1442,42 @@ void mac80211_ev_michael_mic_failure(struct ieee80211_sub_if_data *sdata, int ke gfp_t gfp); void ieee80211_set_wmm_default(struct ieee80211_sub_if_data *sdata, bool bss_notify); -void ieee80211_xmit(struct ieee80211_sub_if_data *sdata, struct sk_buff *skb); +void ieee80211_xmit(struct ieee80211_sub_if_data *sdata, struct sk_buff *skb, + enum ieee80211_band band); + +void __ieee80211_tx_skb_tid_band(struct ieee80211_sub_if_data *sdata, + struct sk_buff *skb, int tid, + enum ieee80211_band band); + +static inline void +ieee80211_tx_skb_tid_band(struct ieee80211_sub_if_data *sdata, + struct sk_buff *skb, int tid, + enum ieee80211_band band) +{ + rcu_read_lock(); + __ieee80211_tx_skb_tid_band(sdata, skb, tid, band); + rcu_read_unlock(); +} -void ieee80211_tx_skb_tid(struct ieee80211_sub_if_data *sdata, - struct sk_buff *skb, int tid); -static void inline ieee80211_tx_skb(struct ieee80211_sub_if_data *sdata, +static inline void ieee80211_tx_skb_tid(struct ieee80211_sub_if_data *sdata, + struct sk_buff *skb, int tid) +{ + struct ieee80211_chanctx_conf *chanctx_conf; + + rcu_read_lock(); + chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf); + if (WARN_ON(!chanctx_conf)) { + rcu_read_unlock(); + kfree_skb(skb); + return; + } + + __ieee80211_tx_skb_tid_band(sdata, skb, tid, + chanctx_conf->channel->band); + rcu_read_unlock(); +} + +static inline void ieee80211_tx_skb(struct ieee80211_sub_if_data *sdata, struct sk_buff *skb) { /* Send all internal mgmt frames on VO. Accordingly set TID to 7. */ @@ -1494,7 +1544,7 @@ void ieee80211_send_probe_req(struct ieee80211_sub_if_data *sdata, u8 *dst, const u8 *ssid, size_t ssid_len, const u8 *ie, size_t ie_len, u32 ratemask, bool directed, bool no_cck, - struct ieee80211_channel *channel); + struct ieee80211_channel *channel, bool scan); void ieee80211_sta_def_wmm_params(struct ieee80211_sub_if_data *sdata, const size_t supp_rates_len, @@ -1525,18 +1575,6 @@ int ieee80211_add_ext_srates_ie(struct ieee80211_sub_if_data *sdata, enum ieee80211_band band); /* channel management */ -enum ieee80211_chan_mode { - CHAN_MODE_UNDEFINED, - CHAN_MODE_HOPPING, - CHAN_MODE_FIXED, -}; - -enum ieee80211_chan_mode -ieee80211_get_channel_mode(struct ieee80211_local *local, - struct ieee80211_sub_if_data *ignore); -bool ieee80211_set_channel_type(struct ieee80211_local *local, - struct ieee80211_sub_if_data *sdata, - enum nl80211_channel_type chantype); enum nl80211_channel_type ieee80211_ht_oper_to_channel_type(struct ieee80211_ht_operation *ht_oper); diff --git a/net/mac80211/iface.c b/net/mac80211/iface.c index 6f8a73c..7cb8382 100644 --- a/net/mac80211/iface.c +++ b/net/mac80211/iface.c @@ -380,6 +380,15 @@ static int ieee80211_add_virtual_monitor(struct ieee80211_local *local) goto out_unlock; } + ret = ieee80211_vif_use_channel(sdata, local->monitor_channel, + local->monitor_channel_type, + IEEE80211_CHANCTX_EXCLUSIVE); + if (ret) { + drv_remove_interface(local, sdata); + kfree(sdata); + goto out_unlock; + } + rcu_assign_pointer(local->monitor_sdata, sdata); out_unlock: mutex_unlock(&local->iflist_mtx); @@ -403,6 +412,8 @@ static void ieee80211_del_virtual_monitor(struct ieee80211_local *local) rcu_assign_pointer(local->monitor_sdata, NULL); synchronize_net(); + ieee80211_vif_release_channel(sdata); + drv_remove_interface(local, sdata); kfree(sdata); @@ -665,7 +676,6 @@ static void ieee80211_do_stop(struct ieee80211_sub_if_data *sdata, struct sk_buff *skb, *tmp; u32 hw_reconf_flags = 0; int i; - enum nl80211_channel_type orig_ct; clear_bit(SDATA_STATE_RUNNING, &sdata->state); @@ -837,14 +847,8 @@ static void ieee80211_do_stop(struct ieee80211_sub_if_data *sdata, hw_reconf_flags = 0; } - /* Re-calculate channel-type, in case there are multiple vifs - * on different channel types. - */ - orig_ct = local->_oper_channel_type; - ieee80211_set_channel_type(local, NULL, NL80211_CHAN_NO_HT); - /* do after stop to avoid reconfiguring when we stop anyway */ - if (hw_reconf_flags || (orig_ct != local->_oper_channel_type)) + if (hw_reconf_flags) ieee80211_hw_config(local, hw_reconf_flags); spin_lock_irqsave(&local->queue_stop_reason_lock, flags); @@ -1282,11 +1286,6 @@ int ieee80211_if_change_type(struct ieee80211_sub_if_data *sdata, if (type == ieee80211_vif_type_p2p(&sdata->vif)) return 0; - /* Setting ad-hoc mode on non-IBSS channel is not supported. */ - if (sdata->local->oper_channel->flags & IEEE80211_CHAN_NO_IBSS && - type == NL80211_IFTYPE_ADHOC) - return -EOPNOTSUPP; - if (ieee80211_sdata_running(sdata)) { ret = ieee80211_runtime_change_iftype(sdata, type); if (ret) @@ -1298,9 +1297,6 @@ int ieee80211_if_change_type(struct ieee80211_sub_if_data *sdata, } /* reset some values that shouldn't be kept across type changes */ - sdata->vif.bss_conf.basic_rates = - ieee80211_mandatory_rates(sdata->local, - sdata->local->oper_channel->band); sdata->drop_unencrypted = 0; if (type == NL80211_IFTYPE_STATION) sdata->u.mgd.use_4addr = false; diff --git a/net/mac80211/main.c b/net/mac80211/main.c index 0dd1ea2..9cb6280 100644 --- a/net/mac80211/main.c +++ b/net/mac80211/main.c @@ -93,23 +93,21 @@ static void ieee80211_reconfig_filter(struct work_struct *work) ieee80211_configure_filter(local); } -int ieee80211_hw_config(struct ieee80211_local *local, u32 changed) +static u32 ieee80211_hw_conf_chan(struct ieee80211_local *local) { struct ieee80211_channel *chan; - int ret = 0; + u32 changed = 0; int power; enum nl80211_channel_type channel_type; u32 offchannel_flag; - might_sleep(); - offchannel_flag = local->hw.conf.flags & IEEE80211_CONF_OFFCHANNEL; if (local->scan_channel) { chan = local->scan_channel; /* If scanning on oper channel, use whatever channel-type * is currently in use. */ - if (chan == local->oper_channel) + if (chan == local->_oper_channel) channel_type = local->_oper_channel_type; else channel_type = NL80211_CHAN_NO_HT; @@ -117,11 +115,11 @@ int ieee80211_hw_config(struct ieee80211_local *local, u32 changed) chan = local->tmp_channel; channel_type = local->tmp_channel_type; } else { - chan = local->oper_channel; + chan = local->_oper_channel; channel_type = local->_oper_channel_type; } - if (chan != local->oper_channel || + if (chan != local->_oper_channel || channel_type != local->_oper_channel_type) local->hw.conf.flags |= IEEE80211_CONF_OFFCHANNEL; else @@ -164,6 +162,21 @@ int ieee80211_hw_config(struct ieee80211_local *local, u32 changed) local->hw.conf.power_level = power; } + return changed; +} + +int ieee80211_hw_config(struct ieee80211_local *local, u32 changed) +{ + int ret = 0; + + might_sleep(); + + if (!local->use_chanctx) + changed |= ieee80211_hw_conf_chan(local); + else + changed &= ~(IEEE80211_CONF_CHANGE_CHANNEL | + IEEE80211_CONF_CHANGE_POWER); + if (changed && local->open_count) { ret = drv_config(local, changed); /* @@ -775,12 +788,16 @@ int ieee80211_register_hw(struct ieee80211_hw *hw) sband = local->hw.wiphy->bands[band]; if (!sband) continue; - if (!local->oper_channel) { + if (!local->use_chanctx && !local->_oper_channel) { /* init channel we're on */ local->hw.conf.channel = - local->oper_channel = &sband->channels[0]; + local->_oper_channel = &sband->channels[0]; local->hw.conf.channel_type = NL80211_CHAN_NO_HT; } + if (!local->monitor_channel) { + local->monitor_channel = &sband->channels[0]; + local->monitor_channel_type = NL80211_CHAN_NO_HT; + } channels += sband->n_channels; if (max_bitrates < sband->n_bitrates) @@ -810,19 +827,13 @@ int ieee80211_register_hw(struct ieee80211_hw *hw) hw->wiphy->interface_modes |= BIT(NL80211_IFTYPE_MONITOR); hw->wiphy->software_iftypes |= BIT(NL80211_IFTYPE_MONITOR); - /* - * mac80211 doesn't support more than 1 channel, and also not more - * than one IBSS interface - */ + /* mac80211 doesn't support more than one IBSS interface right now */ for (i = 0; i < hw->wiphy->n_iface_combinations; i++) { const struct ieee80211_iface_combination *c; int j; c = &hw->wiphy->iface_combinations[i]; - if (c->num_different_channels > 1) - return -EINVAL; - for (j = 0; j < c->n_limits; j++) if ((c->limits[j].types & BIT(NL80211_IFTYPE_ADHOC)) && c->limits[j].max > 1) diff --git a/net/mac80211/mesh.c b/net/mac80211/mesh.c index ff0296c..19725e0 100644 --- a/net/mac80211/mesh.c +++ b/net/mac80211/mesh.c @@ -97,7 +97,7 @@ bool mesh_matches_local(struct ieee80211_sub_if_data *sdata, (ifmsh->mesh_auth_id == ie->mesh_config->meshconf_auth))) goto mismatch; - ieee80211_sta_get_rates(local, ie, local->oper_channel->band, + ieee80211_sta_get_rates(local, ie, ieee80211_get_sdata_band(sdata), &basic_rates); if (sdata->vif.bss_conf.basic_rates != basic_rates) @@ -355,12 +355,22 @@ int mesh_add_ds_params_ie(struct sk_buff *skb, { struct ieee80211_local *local = sdata->local; struct ieee80211_supported_band *sband; - struct ieee80211_channel *chan = local->oper_channel; + struct ieee80211_chanctx_conf *chanctx_conf; + struct ieee80211_channel *chan; u8 *pos; if (skb_tailroom(skb) < 3) return -ENOMEM; + rcu_read_lock(); + chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf); + if (WARN_ON(!chanctx_conf)) { + rcu_read_unlock(); + return -EINVAL; + } + chan = chanctx_conf->channel; + rcu_read_unlock(); + sband = local->hw.wiphy->bands[chan->band]; if (sband->band == IEEE80211_BAND_2GHZ) { pos = skb_put(skb, 2 + 1); @@ -376,10 +386,11 @@ int mesh_add_ht_cap_ie(struct sk_buff *skb, struct ieee80211_sub_if_data *sdata) { struct ieee80211_local *local = sdata->local; + enum ieee80211_band band = ieee80211_get_sdata_band(sdata); struct ieee80211_supported_band *sband; u8 *pos; - sband = local->hw.wiphy->bands[local->oper_channel->band]; + sband = local->hw.wiphy->bands[band]; if (!sband->ht_cap.ht_supported || sdata->vif.bss_conf.channel_type == NL80211_CHAN_NO_HT) return 0; @@ -397,14 +408,26 @@ int mesh_add_ht_oper_ie(struct sk_buff *skb, struct ieee80211_sub_if_data *sdata) { struct ieee80211_local *local = sdata->local; - struct ieee80211_channel *channel = local->oper_channel; + struct ieee80211_chanctx_conf *chanctx_conf; + struct ieee80211_channel *channel; enum nl80211_channel_type channel_type = - sdata->vif.bss_conf.channel_type; - struct ieee80211_supported_band *sband = - local->hw.wiphy->bands[channel->band]; - struct ieee80211_sta_ht_cap *ht_cap = &sband->ht_cap; + sdata->vif.bss_conf.channel_type; + struct ieee80211_supported_band *sband; + struct ieee80211_sta_ht_cap *ht_cap; u8 *pos; + rcu_read_lock(); + chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf); + if (WARN_ON(!chanctx_conf)) { + rcu_read_unlock(); + return -EINVAL; + } + channel = chanctx_conf->channel; + rcu_read_unlock(); + + sband = local->hw.wiphy->bands[channel->band]; + ht_cap = &sband->ht_cap; + if (!ht_cap->ht_supported || channel_type == NL80211_CHAN_NO_HT) return 0; @@ -610,7 +633,7 @@ void ieee80211_start_mesh(struct ieee80211_sub_if_data *sdata) sdata->vif.bss_conf.beacon_int = MESH_DEFAULT_BEACON_INTERVAL; sdata->vif.bss_conf.basic_rates = ieee80211_mandatory_rates(sdata->local, - sdata->local->oper_channel->band); + ieee80211_get_sdata_band(sdata)); ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_BEACON | BSS_CHANGED_BEACON_ENABLED | BSS_CHANGED_HT | diff --git a/net/mac80211/mesh_plink.c b/net/mac80211/mesh_plink.c index 3ab34d8..8a8b459 100644 --- a/net/mac80211/mesh_plink.c +++ b/net/mac80211/mesh_plink.c @@ -252,6 +252,8 @@ static int mesh_plink_frame_tx(struct ieee80211_sub_if_data *sdata, mgmt->u.action.u.self_prot.action_code = action; if (action != WLAN_SP_MESH_PEERING_CLOSE) { + enum ieee80211_band band = ieee80211_get_sdata_band(sdata); + /* capability info */ pos = skb_put(skb, 2); memset(pos, 0, 2); @@ -260,10 +262,8 @@ static int mesh_plink_frame_tx(struct ieee80211_sub_if_data *sdata, pos = skb_put(skb, 2); memcpy(pos + 2, &plid, 2); } - if (ieee80211_add_srates_ie(sdata, skb, true, - local->oper_channel->band) || - ieee80211_add_ext_srates_ie(sdata, skb, true, - local->oper_channel->band) || + if (ieee80211_add_srates_ie(sdata, skb, true, band) || + ieee80211_add_ext_srates_ie(sdata, skb, true, band) || mesh_add_rsn_ie(skb, sdata) || mesh_add_meshid_ie(skb, sdata) || mesh_add_meshconf_ie(skb, sdata)) @@ -343,7 +343,7 @@ static struct sta_info *mesh_peer_init(struct ieee80211_sub_if_data *sdata, struct ieee802_11_elems *elems) { struct ieee80211_local *local = sdata->local; - enum ieee80211_band band = local->oper_channel->band; + enum ieee80211_band band = ieee80211_get_sdata_band(sdata); struct ieee80211_supported_band *sband; u32 rates, basic_rates = 0; struct sta_info *sta; diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c index e714ed8..4add500 100644 --- a/net/mac80211/mlme.c +++ b/net/mac80211/mlme.c @@ -178,20 +178,30 @@ static u32 ieee80211_config_ht_tx(struct ieee80211_sub_if_data *sdata, { struct ieee80211_local *local = sdata->local; struct ieee80211_supported_band *sband; + struct ieee80211_chanctx_conf *chanctx_conf; + struct ieee80211_channel *chan; struct sta_info *sta; u32 changed = 0; u16 ht_opmode; bool disable_40 = false; - sband = local->hw.wiphy->bands[local->oper_channel->band]; + rcu_read_lock(); + chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf); + if (WARN_ON(!chanctx_conf)) { + rcu_read_unlock(); + return 0; + } + chan = chanctx_conf->channel; + rcu_read_unlock(); + sband = local->hw.wiphy->bands[chan->band]; switch (sdata->vif.bss_conf.channel_type) { case NL80211_CHAN_HT40PLUS: - if (local->oper_channel->flags & IEEE80211_CHAN_NO_HT40PLUS) + if (chan->flags & IEEE80211_CHAN_NO_HT40PLUS) disable_40 = true; break; case NL80211_CHAN_HT40MINUS: - if (local->oper_channel->flags & IEEE80211_CHAN_NO_HT40MINUS) + if (chan->flags & IEEE80211_CHAN_NO_HT40MINUS) disable_40 = true; break; default: @@ -359,11 +369,21 @@ static void ieee80211_send_assoc(struct ieee80211_sub_if_data *sdata) int i, count, rates_len, supp_rates_len; u16 capab; struct ieee80211_supported_band *sband; + struct ieee80211_chanctx_conf *chanctx_conf; + struct ieee80211_channel *chan; u32 rates = 0; lockdep_assert_held(&ifmgd->mtx); - sband = local->hw.wiphy->bands[local->oper_channel->band]; + rcu_read_lock(); + chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf); + if (WARN_ON(!chanctx_conf)) { + rcu_read_unlock(); + return; + } + chan = chanctx_conf->channel; + rcu_read_unlock(); + sband = local->hw.wiphy->bands[chan->band]; if (assoc_data->supp_rates_len) { /* @@ -485,7 +505,7 @@ static void ieee80211_send_assoc(struct ieee80211_sub_if_data *sdata) *pos++ = WLAN_EID_PWR_CAPABILITY; *pos++ = 2; *pos++ = 0; /* min tx power */ - *pos++ = local->oper_channel->max_power; /* max tx power */ + *pos++ = chan->max_power; /* max tx power */ /* 2. supported channels */ /* TODO: get this in reg domain format */ @@ -523,7 +543,7 @@ static void ieee80211_send_assoc(struct ieee80211_sub_if_data *sdata) if (!(ifmgd->flags & IEEE80211_STA_DISABLE_11N)) ieee80211_add_ht_ie(sdata, skb, assoc_data->ap_ht_param, - sband, local->oper_channel, ifmgd->ap_smps); + sband, chan, ifmgd->ap_smps); if (!(ifmgd->flags & IEEE80211_STA_DISABLE_VHT)) ieee80211_add_vht_ie(sdata, skb, sband); @@ -657,18 +677,18 @@ static void ieee80211_chswitch_work(struct work_struct *work) if (!ifmgd->associated) goto out; - sdata->local->oper_channel = sdata->local->csa_channel; + sdata->local->_oper_channel = sdata->local->csa_channel; if (!sdata->local->ops->channel_switch) { /* call "hw_config" only if doing sw channel switch */ ieee80211_hw_config(sdata->local, IEEE80211_CONF_CHANGE_CHANNEL); } else { /* update the device channel directly */ - sdata->local->hw.conf.channel = sdata->local->oper_channel; + sdata->local->hw.conf.channel = sdata->local->_oper_channel; } /* XXX: shouldn't really modify cfg80211-owned data! */ - ifmgd->associated->channel = sdata->local->oper_channel; + ifmgd->associated->channel = sdata->local->_oper_channel; /* XXX: wait for a beacon first? */ ieee80211_wake_queues_by_reason(&sdata->local->hw, @@ -680,11 +700,8 @@ static void ieee80211_chswitch_work(struct work_struct *work) void ieee80211_chswitch_done(struct ieee80211_vif *vif, bool success) { - struct ieee80211_sub_if_data *sdata; - struct ieee80211_if_managed *ifmgd; - - sdata = vif_to_sdata(vif); - ifmgd = &sdata->u.mgd; + struct ieee80211_sub_if_data *sdata = vif_to_sdata(vif); + struct ieee80211_if_managed *ifmgd = &sdata->u.mgd; trace_api_chswitch_done(sdata, success); if (!success) { @@ -723,6 +740,7 @@ void ieee80211_sta_process_chanswitch(struct ieee80211_sub_if_data *sdata, struct ieee80211_if_managed *ifmgd = &sdata->u.mgd; int new_freq = ieee80211_channel_to_frequency(sw_elem->new_ch_num, cbss->channel->band); + struct ieee80211_chanctx *chanctx; ASSERT_MGD_MTX(ifmgd); @@ -748,10 +766,34 @@ void ieee80211_sta_process_chanswitch(struct ieee80211_sub_if_data *sdata, return; } - sdata->local->csa_channel = new_ch; - ifmgd->flags |= IEEE80211_STA_CSA_RECEIVED; + if (sdata->local->use_chanctx) { + sdata_info(sdata, + "not handling channel switch with channel contexts\n"); + ieee80211_queue_work(&sdata->local->hw, + &ifmgd->csa_connection_drop_work); + } + + mutex_lock(&sdata->local->chanctx_mtx); + if (WARN_ON(!rcu_access_pointer(sdata->vif.chanctx_conf))) { + mutex_unlock(&sdata->local->chanctx_mtx); + return; + } + chanctx = container_of(rcu_access_pointer(sdata->vif.chanctx_conf), + struct ieee80211_chanctx, conf); + if (chanctx->refcount > 1) { + sdata_info(sdata, + "channel switch with multiple interfaces on the same channel, disconnecting\n"); + ieee80211_queue_work(&sdata->local->hw, + &ifmgd->csa_connection_drop_work); + mutex_unlock(&sdata->local->chanctx_mtx); + return; + } + mutex_unlock(&sdata->local->chanctx_mtx); + + sdata->local->csa_channel = new_ch; + if (sw_elem->mode) ieee80211_stop_queues_by_reason(&sdata->local->hw, IEEE80211_QUEUE_STOP_REASON_CSA); @@ -1280,7 +1322,7 @@ static u32 ieee80211_handle_bss_capability(struct ieee80211_sub_if_data *sdata, } use_short_slot = !!(capab & WLAN_CAPABILITY_SHORT_SLOT_TIME); - if (sdata->local->oper_channel->band == IEEE80211_BAND_5GHZ) + if (ieee80211_get_sdata_band(sdata) == IEEE80211_BAND_5GHZ) use_short_slot = true; if (use_protection != bss_conf->use_cts_prot) { @@ -1465,9 +1507,7 @@ static void ieee80211_set_disassoc(struct ieee80211_sub_if_data *sdata, changed |= BSS_CHANGED_BSSID | BSS_CHANGED_HT; ieee80211_bss_info_change_notify(sdata, changed); - /* channel(_type) changes are handled by ieee80211_hw_config */ - WARN_ON(!ieee80211_set_channel_type(local, sdata, NL80211_CHAN_NO_HT)); - ieee80211_hw_config(local, 0); + ieee80211_vif_release_channel(sdata); /* disassociated - set to defaults now */ ieee80211_set_wmm_default(sdata, false); @@ -1589,7 +1629,7 @@ static void ieee80211_mgd_probe_ap_send(struct ieee80211_sub_if_data *sdata) ieee80211_send_probe_req(sdata, dst, ssid + 2, ssid_len, NULL, 0, (u32) -1, true, false, - ifmgd->associated->channel); + ifmgd->associated->channel, false); } ifmgd->probe_timeout = jiffies + msecs_to_jiffies(probe_wait_ms); @@ -1692,8 +1732,7 @@ struct sk_buff *ieee80211_ap_probereq_get(struct ieee80211_hw *hw, ssid_len = ssid[1]; skb = ieee80211_build_probe_req(sdata, cbss->bssid, - (u32) -1, - sdata->local->oper_channel, + (u32) -1, cbss->channel, ssid + 2, ssid_len, NULL, 0, true); @@ -1804,6 +1843,7 @@ static void ieee80211_destroy_auth_data(struct ieee80211_sub_if_data *sdata, memset(sdata->u.mgd.bssid, 0, ETH_ALEN); ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_BSSID); + ieee80211_vif_release_channel(sdata); } cfg80211_put_bss(auth_data->bss); @@ -2030,6 +2070,7 @@ static void ieee80211_destroy_assoc_data(struct ieee80211_sub_if_data *sdata, memset(sdata->u.mgd.bssid, 0, ETH_ALEN); ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_BSSID); + ieee80211_vif_release_channel(sdata); } kfree(assoc_data); @@ -2091,7 +2132,7 @@ static bool ieee80211_assoc_success(struct ieee80211_sub_if_data *sdata, return false; } - sband = local->hw.wiphy->bands[local->oper_channel->band]; + sband = local->hw.wiphy->bands[ieee80211_get_sdata_band(sdata)]; if (elems.ht_cap_elem && !(ifmgd->flags & IEEE80211_STA_DISABLE_11N)) ieee80211_ht_cap_ie_to_sta_ht_cap(sdata, sband, @@ -2369,6 +2410,8 @@ static void ieee80211_rx_mgmt_beacon(struct ieee80211_sub_if_data *sdata, size_t baselen; struct ieee802_11_elems elems; struct ieee80211_local *local = sdata->local; + struct ieee80211_chanctx_conf *chanctx_conf; + struct ieee80211_channel *chan; u32 changed = 0; bool erp_valid, directed_tim = false; u8 erp_value = 0; @@ -2382,8 +2425,19 @@ static void ieee80211_rx_mgmt_beacon(struct ieee80211_sub_if_data *sdata, if (baselen > len) return; - if (rx_status->freq != local->oper_channel->center_freq) + rcu_read_lock(); + chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf); + if (!chanctx_conf) { + rcu_read_unlock(); return; + } + + if (rx_status->freq != chanctx_conf->channel->center_freq) { + rcu_read_unlock(); + return; + } + chan = chanctx_conf->channel; + rcu_read_unlock(); if (ifmgd->assoc_data && !ifmgd->assoc_data->have_beacon && ether_addr_equal(mgmt->bssid, ifmgd->assoc_data->bss->bssid)) { @@ -2546,7 +2600,7 @@ static void ieee80211_rx_mgmt_beacon(struct ieee80211_sub_if_data *sdata, !(ifmgd->flags & IEEE80211_STA_DISABLE_11N)) { struct ieee80211_supported_band *sband; - sband = local->hw.wiphy->bands[local->oper_channel->band]; + sband = local->hw.wiphy->bands[chan->band]; changed |= ieee80211_config_ht_tx(sdata, elems.ht_operation, bssid, true); @@ -2555,7 +2609,7 @@ static void ieee80211_rx_mgmt_beacon(struct ieee80211_sub_if_data *sdata, if (elems.country_elem && elems.pwr_constr_elem && mgmt->u.probe_resp.capab_info & cpu_to_le16(WLAN_CAPABILITY_SPECTRUM_MGMT)) - ieee80211_handle_pwr_constr(sdata, local->oper_channel, + ieee80211_handle_pwr_constr(sdata, chan, elems.country_elem, elems.country_elem_len, elems.pwr_constr_elem); @@ -2728,7 +2782,7 @@ static int ieee80211_probe_auth(struct ieee80211_sub_if_data *sdata) */ ieee80211_send_probe_req(sdata, NULL, ssidie + 2, ssidie[1], NULL, 0, (u32) -1, true, false, - auth_data->bss->channel); + auth_data->bss->channel, false); } auth_data->timeout = jiffies + IEEE80211_AUTH_TIMEOUT; @@ -3118,20 +3172,9 @@ static int ieee80211_prep_channel(struct ieee80211_sub_if_data *sdata, } } - if (!ieee80211_set_channel_type(local, sdata, channel_type)) { - /* can only fail due to HT40+/- mismatch */ - channel_type = NL80211_CHAN_HT20; - sdata_info(sdata, - "disabling 40 MHz due to multi-vif mismatch\n"); - ifmgd->flags |= IEEE80211_STA_DISABLE_40MHZ; - WARN_ON(!ieee80211_set_channel_type(local, sdata, - channel_type)); - } - - local->oper_channel = cbss->channel; - ieee80211_hw_config(local, IEEE80211_CONF_CHANGE_CHANNEL); - - return 0; + ieee80211_vif_release_channel(sdata); + return ieee80211_vif_use_channel(sdata, cbss->channel, channel_type, + IEEE80211_CHANCTX_SHARED); } static int ieee80211_prep_connection(struct ieee80211_sub_if_data *sdata, @@ -3201,7 +3244,7 @@ static int ieee80211_prep_connection(struct ieee80211_sub_if_data *sdata, sdata->vif.bss_conf.basic_rates = basic_rates; /* cf. IEEE 802.11 9.2.12 */ - if (local->oper_channel->band == IEEE80211_BAND_2GHZ && + if (cbss->channel->band == IEEE80211_BAND_2GHZ && have_higher_than_11mbit) sdata->flags |= IEEE80211_SDATA_OPERATING_GMODE; else diff --git a/net/mac80211/offchannel.c b/net/mac80211/offchannel.c index 9c52fc4..c349f3a 100644 --- a/net/mac80211/offchannel.c +++ b/net/mac80211/offchannel.c @@ -199,7 +199,8 @@ void ieee80211_handle_roc_started(struct ieee80211_roc_work *roc) if (roc->mgmt_tx_cookie) { if (!WARN_ON(!roc->frame)) { - ieee80211_tx_skb(roc->sdata, roc->frame); + ieee80211_tx_skb_tid_band(roc->sdata, roc->frame, 7, + roc->chan->band); roc->frame = NULL; } } else { diff --git a/net/mac80211/pm.c b/net/mac80211/pm.c index 5c572e7..9f404ac 100644 --- a/net/mac80211/pm.c +++ b/net/mac80211/pm.c @@ -135,6 +135,8 @@ int __ieee80211_suspend(struct ieee80211_hw *hw, struct cfg80211_wowlan *wowlan) ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_BEACON_ENABLED); + /* the interface is leaving the channel and is removed */ + ieee80211_vif_release_channel(sdata); drv_remove_interface(local, sdata); } diff --git a/net/mac80211/rate.h b/net/mac80211/rate.h index 10de668..ec198ef 100644 --- a/net/mac80211/rate.h +++ b/net/mac80211/rate.h @@ -52,11 +52,21 @@ static inline void rate_control_rate_init(struct sta_info *sta) struct ieee80211_sta *ista = &sta->sta; void *priv_sta = sta->rate_ctrl_priv; struct ieee80211_supported_band *sband; + struct ieee80211_chanctx_conf *chanctx_conf; if (!ref) return; - sband = local->hw.wiphy->bands[local->oper_channel->band]; + rcu_read_lock(); + + chanctx_conf = rcu_dereference(sta->sdata->vif.chanctx_conf); + if (WARN_ON(!chanctx_conf)) { + rcu_read_unlock(); + return; + } + + sband = local->hw.wiphy->bands[chanctx_conf->channel->band]; + rcu_read_unlock(); ref->ops->rate_init(ref->priv, sband, ista, priv_sta); set_sta_flag(sta, WLAN_STA_RATE_CONTROL); diff --git a/net/mac80211/scan.c b/net/mac80211/scan.c index fdaa505..987c75d4 100644 --- a/net/mac80211/scan.c +++ b/net/mac80211/scan.c @@ -421,7 +421,7 @@ static void ieee80211_scan_state_send_probe(struct ieee80211_local *local, local->scan_req->ie, local->scan_req->ie_len, local->scan_req->rates[band], false, local->scan_req->no_cck, - local->hw.conf.channel); + local->hw.conf.channel, true); /* * After sending probe requests, wait for probe responses @@ -484,7 +484,7 @@ static int __ieee80211_start_scan(struct ieee80211_sub_if_data *sdata, if (local->ops->hw_scan) { __set_bit(SCAN_HW_SCANNING, &local->scanning); } else if ((req->n_channels == 1) && - (req->channels[0] == local->oper_channel)) { + (req->channels[0] == local->_oper_channel)) { /* * If we are scanning only on the operating channel * then we do not need to stop normal activities diff --git a/net/mac80211/sta_info.c b/net/mac80211/sta_info.c index 797dd36..fa639f4 100644 --- a/net/mac80211/sta_info.c +++ b/net/mac80211/sta_info.c @@ -1008,6 +1008,7 @@ static void ieee80211_send_null_response(struct ieee80211_sub_if_data *sdata, __le16 fc; bool qos = test_sta_flag(sta, WLAN_STA_WME); struct ieee80211_tx_info *info; + struct ieee80211_chanctx_conf *chanctx_conf; if (qos) { fc = cpu_to_le16(IEEE80211_FTYPE_DATA | @@ -1057,7 +1058,16 @@ static void ieee80211_send_null_response(struct ieee80211_sub_if_data *sdata, drv_allow_buffered_frames(local, sta, BIT(tid), 1, reason, false); - ieee80211_xmit(sdata, skb); + rcu_read_lock(); + chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf); + if (WARN_ON(!chanctx_conf)) { + rcu_read_unlock(); + kfree_skb(skb); + return; + } + + ieee80211_xmit(sdata, skb, chanctx_conf->channel->band); + rcu_read_unlock(); } static void diff --git a/net/mac80211/tx.c b/net/mac80211/tx.c index c9bf83f..eee448a 100644 --- a/net/mac80211/tx.c +++ b/net/mac80211/tx.c @@ -324,11 +324,6 @@ static void purge_old_ps_buffers(struct ieee80211_local *local) struct ieee80211_sub_if_data *sdata; struct sta_info *sta; - /* - * virtual interfaces are protected by RCU - */ - rcu_read_lock(); - list_for_each_entry_rcu(sdata, &local->interfaces, list) { struct ieee80211_if_ap *ap; if (sdata->vif.type != NL80211_IFTYPE_AP) @@ -360,8 +355,6 @@ static void purge_old_ps_buffers(struct ieee80211_local *local) } } - rcu_read_unlock(); - local->total_ps_buffered = total; ps_dbg_hw(&local->hw, "PS buffers full - purged %d frames\n", purged); } @@ -1372,7 +1365,8 @@ static int invoke_tx_handlers(struct ieee80211_tx_data *tx) * Returns false if the frame couldn't be transmitted but was queued instead. */ static bool ieee80211_tx(struct ieee80211_sub_if_data *sdata, - struct sk_buff *skb, bool txpending) + struct sk_buff *skb, bool txpending, + enum ieee80211_band band) { struct ieee80211_local *local = sdata->local; struct ieee80211_tx_data tx; @@ -1386,20 +1380,18 @@ static bool ieee80211_tx(struct ieee80211_sub_if_data *sdata, return true; } - rcu_read_lock(); - /* initialises tx */ led_len = skb->len; res_prepare = ieee80211_tx_prepare(sdata, &tx, skb); if (unlikely(res_prepare == TX_DROP)) { ieee80211_free_txskb(&local->hw, skb); - goto out; + return true; } else if (unlikely(res_prepare == TX_QUEUED)) { - goto out; + return true; } - info->band = local->hw.conf.channel->band; + info->band = band; /* set up hw_queue value early */ if (!(info->flags & IEEE80211_TX_CTL_TX_OFFCHAN) || @@ -1410,8 +1402,7 @@ static bool ieee80211_tx(struct ieee80211_sub_if_data *sdata, if (!invoke_tx_handlers(&tx)) result = __ieee80211_tx(local, &tx.skbs, led_len, tx.sta, txpending); - out: - rcu_read_unlock(); + return result; } @@ -1446,7 +1437,8 @@ static int ieee80211_skb_resize(struct ieee80211_sub_if_data *sdata, return 0; } -void ieee80211_xmit(struct ieee80211_sub_if_data *sdata, struct sk_buff *skb) +void ieee80211_xmit(struct ieee80211_sub_if_data *sdata, struct sk_buff *skb, + enum ieee80211_band band) { struct ieee80211_local *local = sdata->local; struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb); @@ -1454,8 +1446,6 @@ void ieee80211_xmit(struct ieee80211_sub_if_data *sdata, struct sk_buff *skb) int headroom; bool may_encrypt; - rcu_read_lock(); - may_encrypt = !(info->flags & IEEE80211_TX_INTFL_DONT_ENCRYPT); headroom = local->tx_headroom; @@ -1466,7 +1456,6 @@ void ieee80211_xmit(struct ieee80211_sub_if_data *sdata, struct sk_buff *skb) if (ieee80211_skb_resize(sdata, skb, headroom, may_encrypt)) { ieee80211_free_txskb(&local->hw, skb); - rcu_read_unlock(); return; } @@ -1478,13 +1467,11 @@ void ieee80211_xmit(struct ieee80211_sub_if_data *sdata, struct sk_buff *skb) !is_multicast_ether_addr(hdr->addr1) && mesh_nexthop_resolve(skb, sdata)) { /* skb queued: don't free */ - rcu_read_unlock(); return; } ieee80211_set_qos_hdr(sdata, skb); - ieee80211_tx(sdata, skb, false); - rcu_read_unlock(); + ieee80211_tx(sdata, skb, false, band); } static bool ieee80211_parse_tx_radiotap(struct sk_buff *skb) @@ -1574,7 +1561,8 @@ netdev_tx_t ieee80211_monitor_start_xmit(struct sk_buff *skb, struct net_device *dev) { struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); - struct ieee80211_channel *chan = local->hw.conf.channel; + struct ieee80211_chanctx_conf *chanctx_conf; + struct ieee80211_channel *chan; struct ieee80211_radiotap_header *prthdr = (struct ieee80211_radiotap_header *)skb->data; struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb); @@ -1583,26 +1571,6 @@ netdev_tx_t ieee80211_monitor_start_xmit(struct sk_buff *skb, u16 len_rthdr; int hdrlen; - /* - * Frame injection is not allowed if beaconing is not allowed - * or if we need radar detection. Beaconing is usually not allowed when - * the mode or operation (Adhoc, AP, Mesh) does not support DFS. - * Passive scan is also used in world regulatory domains where - * your country is not known and as such it should be treated as - * NO TX unless the channel is explicitly allowed in which case - * your current regulatory domain would not have the passive scan - * flag. - * - * Since AP mode uses monitor interfaces to inject/TX management - * frames we can make AP mode the exception to this rule once it - * supports radar detection as its implementation can deal with - * radar detection by itself. We can do that later by adding a - * monitor flag interfaces used for AP support. - */ - if ((chan->flags & (IEEE80211_CHAN_NO_IBSS | IEEE80211_CHAN_RADAR | - IEEE80211_CHAN_PASSIVE_SCAN))) - goto fail; - /* check for not even having the fixed radiotap header part */ if (unlikely(skb->len < sizeof(struct ieee80211_radiotap_header))) goto fail; /* too short to be possibly valid */ @@ -1688,11 +1656,45 @@ netdev_tx_t ieee80211_monitor_start_xmit(struct sk_buff *skb, } } - ieee80211_xmit(sdata, skb); + chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf); + if (!chanctx_conf) { + tmp_sdata = rcu_dereference(local->monitor_sdata); + if (tmp_sdata) + chanctx_conf = + rcu_dereference(tmp_sdata->vif.chanctx_conf); + } + if (!chanctx_conf) + goto fail_rcu; + + chan = chanctx_conf->channel; + + /* + * Frame injection is not allowed if beaconing is not allowed + * or if we need radar detection. Beaconing is usually not allowed when + * the mode or operation (Adhoc, AP, Mesh) does not support DFS. + * Passive scan is also used in world regulatory domains where + * your country is not known and as such it should be treated as + * NO TX unless the channel is explicitly allowed in which case + * your current regulatory domain would not have the passive scan + * flag. + * + * Since AP mode uses monitor interfaces to inject/TX management + * frames we can make AP mode the exception to this rule once it + * supports radar detection as its implementation can deal with + * radar detection by itself. We can do that later by adding a + * monitor flag interfaces used for AP support. + */ + if ((chan->flags & (IEEE80211_CHAN_NO_IBSS | IEEE80211_CHAN_RADAR | + IEEE80211_CHAN_PASSIVE_SCAN))) + goto fail_rcu; + + ieee80211_xmit(sdata, skb, chan->band); rcu_read_unlock(); return NETDEV_TX_OK; +fail_rcu: + rcu_read_unlock(); fail: dev_kfree_skb(skb); return NETDEV_TX_OK; /* meaning, we dealt with the skb */ @@ -1734,6 +1736,9 @@ netdev_tx_t ieee80211_subif_start_xmit(struct sk_buff *skb, bool multicast; u32 info_flags = 0; u16 info_id = 0; + struct ieee80211_chanctx_conf *chanctx_conf; + struct ieee80211_sub_if_data *ap_sdata; + enum ieee80211_band band; if (unlikely(skb->len < ETH_HLEN)) goto fail; @@ -1743,9 +1748,10 @@ netdev_tx_t ieee80211_subif_start_xmit(struct sk_buff *skb, ethertype = (skb->data[12] << 8) | skb->data[13]; fc = cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_DATA); + rcu_read_lock(); + switch (sdata->vif.type) { case NL80211_IFTYPE_AP_VLAN: - rcu_read_lock(); sta = rcu_dereference(sdata->u.vlan.sta); if (sta) { fc |= cpu_to_le16(IEEE80211_FCTL_FROMDS | IEEE80211_FCTL_TODS); @@ -1758,7 +1764,12 @@ netdev_tx_t ieee80211_subif_start_xmit(struct sk_buff *skb, authorized = test_sta_flag(sta, WLAN_STA_AUTHORIZED); wme_sta = test_sta_flag(sta, WLAN_STA_WME); } - rcu_read_unlock(); + ap_sdata = container_of(sdata->bss, struct ieee80211_sub_if_data, + u.ap); + chanctx_conf = rcu_dereference(ap_sdata->vif.chanctx_conf); + if (!chanctx_conf) + goto fail_rcu; + band = chanctx_conf->channel->band; if (sta) break; /* fall through */ @@ -1769,6 +1780,11 @@ netdev_tx_t ieee80211_subif_start_xmit(struct sk_buff *skb, memcpy(hdr.addr2, sdata->vif.addr, ETH_ALEN); memcpy(hdr.addr3, skb->data + ETH_ALEN, ETH_ALEN); hdrlen = 24; + if (sdata->vif.type == NL80211_IFTYPE_AP) + chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf); + if (!chanctx_conf) + goto fail_rcu; + band = chanctx_conf->channel->band; break; case NL80211_IFTYPE_WDS: fc |= cpu_to_le16(IEEE80211_FCTL_FROMDS | IEEE80211_FCTL_TODS); @@ -1778,15 +1794,20 @@ netdev_tx_t ieee80211_subif_start_xmit(struct sk_buff *skb, memcpy(hdr.addr3, skb->data, ETH_ALEN); memcpy(hdr.addr4, skb->data + ETH_ALEN, ETH_ALEN); hdrlen = 30; + /* + * This is the exception! WDS style interfaces are prohibited + * when channel contexts are in used so this must be valid + */ + band = local->hw.conf.channel->band; break; #ifdef CONFIG_MAC80211_MESH case NL80211_IFTYPE_MESH_POINT: if (!sdata->u.mesh.mshcfg.dot11MeshTTL) { /* Do not send frames with mesh_ttl == 0 */ sdata->u.mesh.mshstats.dropped_frames_ttl++; - goto fail; + goto fail_rcu; } - rcu_read_lock(); + if (!is_multicast_ether_addr(skb->data)) { mpath = mesh_path_lookup(skb->data, sdata); if (!mpath) @@ -1803,7 +1824,6 @@ netdev_tx_t ieee80211_subif_start_xmit(struct sk_buff *skb, !(mppath && !ether_addr_equal(mppath->mpp, skb->data))) { hdrlen = ieee80211_fill_mesh_addresses(&hdr, &fc, skb->data, skb->data + ETH_ALEN); - rcu_read_unlock(); meshhdrlen = ieee80211_new_mesh_header(&mesh_hdr, sdata, NULL, NULL); } else { @@ -1819,7 +1839,6 @@ netdev_tx_t ieee80211_subif_start_xmit(struct sk_buff *skb, mesh_da = mppath->mpp; else if (mpath) mesh_da = mpath->dst; - rcu_read_unlock(); hdrlen = ieee80211_fill_mesh_addresses(&hdr, &fc, mesh_da, sdata->vif.addr); @@ -1839,13 +1858,16 @@ netdev_tx_t ieee80211_subif_start_xmit(struct sk_buff *skb, skb->data + ETH_ALEN); } + chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf); + if (!chanctx_conf) + goto fail_rcu; + band = chanctx_conf->channel->band; break; #endif case NL80211_IFTYPE_STATION: if (sdata->wdev.wiphy->flags & WIPHY_FLAG_SUPPORTS_TDLS) { bool tdls_peer = false; - rcu_read_lock(); sta = sta_info_get(sdata, skb->data); if (sta) { authorized = test_sta_flag(sta, @@ -1856,7 +1878,6 @@ netdev_tx_t ieee80211_subif_start_xmit(struct sk_buff *skb, tdls_auth = test_sta_flag(sta, WLAN_STA_TDLS_PEER_AUTH); } - rcu_read_unlock(); /* * If the TDLS link is enabled, send everything @@ -1871,7 +1892,7 @@ netdev_tx_t ieee80211_subif_start_xmit(struct sk_buff *skb, if (tdls_direct) { /* link during setup - throw out frames to peer */ if (!tdls_auth) - goto fail; + goto fail_rcu; /* DA SA BSSID */ memcpy(hdr.addr1, skb->data, ETH_ALEN); @@ -1896,6 +1917,10 @@ netdev_tx_t ieee80211_subif_start_xmit(struct sk_buff *skb, memcpy(hdr.addr3, skb->data, ETH_ALEN); hdrlen = 24; } + chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf); + if (!chanctx_conf) + goto fail_rcu; + band = chanctx_conf->channel->band; break; case NL80211_IFTYPE_ADHOC: /* DA SA BSSID */ @@ -1903,9 +1928,13 @@ netdev_tx_t ieee80211_subif_start_xmit(struct sk_buff *skb, memcpy(hdr.addr2, skb->data + ETH_ALEN, ETH_ALEN); memcpy(hdr.addr3, sdata->u.ibss.bssid, ETH_ALEN); hdrlen = 24; + chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf); + if (!chanctx_conf) + goto fail_rcu; + band = chanctx_conf->channel->band; break; default: - goto fail; + goto fail_rcu; } /* @@ -1915,13 +1944,11 @@ netdev_tx_t ieee80211_subif_start_xmit(struct sk_buff *skb, */ multicast = is_multicast_ether_addr(hdr.addr1); if (!multicast) { - rcu_read_lock(); sta = sta_info_get(sdata, hdr.addr1); if (sta) { authorized = test_sta_flag(sta, WLAN_STA_AUTHORIZED); wme_sta = test_sta_flag(sta, WLAN_STA_WME); } - rcu_read_unlock(); } /* For mesh, the use of the QoS header is mandatory */ @@ -1949,7 +1976,7 @@ netdev_tx_t ieee80211_subif_start_xmit(struct sk_buff *skb, I802_DEBUG_INC(local->tx_handlers_drop_unauth_port); - goto fail; + goto fail_rcu; } if (unlikely(!multicast && skb->sk && @@ -2004,7 +2031,7 @@ netdev_tx_t ieee80211_subif_start_xmit(struct sk_buff *skb, kfree_skb(tmp_skb); if (!skb) - goto fail; + goto fail_rcu; } hdr.frame_control = fc; @@ -2052,7 +2079,7 @@ netdev_tx_t ieee80211_subif_start_xmit(struct sk_buff *skb, head_need = max_t(int, 0, head_need); if (ieee80211_skb_resize(sdata, skb, head_need, true)) { ieee80211_free_txskb(&local->hw, skb); - return NETDEV_TX_OK; + goto fail_rcu; } } @@ -2104,10 +2131,13 @@ netdev_tx_t ieee80211_subif_start_xmit(struct sk_buff *skb, info->flags = info_flags; info->ack_frame_id = info_id; - ieee80211_xmit(sdata, skb); + ieee80211_xmit(sdata, skb, band); + rcu_read_unlock(); return NETDEV_TX_OK; + fail_rcu: + rcu_read_unlock(); fail: dev_kfree_skb(skb); return NETDEV_TX_OK; @@ -2139,11 +2169,18 @@ static bool ieee80211_tx_pending_skb(struct ieee80211_local *local, struct sta_info *sta; struct ieee80211_hdr *hdr; bool result; + struct ieee80211_chanctx_conf *chanctx_conf; sdata = vif_to_sdata(info->control.vif); if (info->flags & IEEE80211_TX_INTFL_NEED_TXPROCESSING) { - result = ieee80211_tx(sdata, skb, true); + chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf); + if (unlikely(!chanctx_conf)) { + dev_kfree_skb(skb); + return true; + } + result = ieee80211_tx(sdata, skb, true, + chanctx_conf->channel->band); } else { struct sk_buff_head skbs; @@ -2285,14 +2322,16 @@ struct sk_buff *ieee80211_beacon_get_tim(struct ieee80211_hw *hw, struct ieee80211_sub_if_data *sdata = NULL; struct ieee80211_if_ap *ap = NULL; struct beacon_data *beacon; - enum ieee80211_band band = local->oper_channel->band; + enum ieee80211_band band; struct ieee80211_tx_rate_control txrc; + struct ieee80211_chanctx_conf *chanctx_conf; rcu_read_lock(); sdata = vif_to_sdata(vif); + chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf); - if (!ieee80211_sdata_running(sdata)) + if (!ieee80211_sdata_running(sdata) || !chanctx_conf) goto out; if (tim_offset) @@ -2409,6 +2448,8 @@ struct sk_buff *ieee80211_beacon_get_tim(struct ieee80211_hw *hw, *pos++ = WLAN_EID_SSID; *pos++ = 0x0; + band = chanctx_conf->channel->band; + if (ieee80211_add_srates_ie(sdata, skb, true, band) || mesh_add_ds_params_ie(skb, sdata) || ieee80211_add_ext_srates_ie(sdata, skb, true, band) || @@ -2426,6 +2467,8 @@ struct sk_buff *ieee80211_beacon_get_tim(struct ieee80211_hw *hw, goto out; } + band = chanctx_conf->channel->band; + info = IEEE80211_SKB_CB(skb); info->flags |= IEEE80211_TX_INTFL_DONT_ENCRYPT; @@ -2656,14 +2699,17 @@ ieee80211_get_buffered_bc(struct ieee80211_hw *hw, struct ieee80211_if_ap *bss = NULL; struct beacon_data *beacon; struct ieee80211_tx_info *info; + struct ieee80211_chanctx_conf *chanctx_conf; sdata = vif_to_sdata(vif); bss = &sdata->u.ap; rcu_read_lock(); beacon = rcu_dereference(bss->beacon); + chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf); - if (sdata->vif.type != NL80211_IFTYPE_AP || !beacon || !beacon->head) + if (sdata->vif.type != NL80211_IFTYPE_AP || !beacon || !beacon->head || + !chanctx_conf) goto out; if (bss->dtim_count != 0 || !bss->dtim_bc_mc) @@ -2693,7 +2739,7 @@ ieee80211_get_buffered_bc(struct ieee80211_hw *hw, info = IEEE80211_SKB_CB(skb); tx.flags |= IEEE80211_TX_PS_BUFFERED; - info->band = local->oper_channel->band; + info->band = chanctx_conf->channel->band; if (invoke_tx_handlers(&tx)) skb = NULL; @@ -2704,8 +2750,9 @@ ieee80211_get_buffered_bc(struct ieee80211_hw *hw, } EXPORT_SYMBOL(ieee80211_get_buffered_bc); -void ieee80211_tx_skb_tid(struct ieee80211_sub_if_data *sdata, - struct sk_buff *skb, int tid) +void __ieee80211_tx_skb_tid_band(struct ieee80211_sub_if_data *sdata, + struct sk_buff *skb, int tid, + enum ieee80211_band band) { int ac = ieee802_1d_to_ac[tid & 7]; @@ -2722,6 +2769,6 @@ void ieee80211_tx_skb_tid(struct ieee80211_sub_if_data *sdata, * requirements are that we do not come into tx with bhs on. */ local_bh_disable(); - ieee80211_xmit(sdata, skb); + ieee80211_xmit(sdata, skb, band); local_bh_enable(); } diff --git a/net/mac80211/util.c b/net/mac80211/util.c index 22ca350..7d73707 100644 --- a/net/mac80211/util.c +++ b/net/mac80211/util.c @@ -832,6 +832,7 @@ void ieee80211_set_wmm_default(struct ieee80211_sub_if_data *sdata, { struct ieee80211_local *local = sdata->local; struct ieee80211_tx_queue_params qparam; + struct ieee80211_chanctx_conf *chanctx_conf; int ac; bool use_11b, enable_qos; int aCWmin, aCWmax; @@ -844,8 +845,12 @@ void ieee80211_set_wmm_default(struct ieee80211_sub_if_data *sdata, memset(&qparam, 0, sizeof(qparam)); - use_11b = (local->oper_channel->band == IEEE80211_BAND_2GHZ) && + rcu_read_lock(); + chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf); + use_11b = (chanctx_conf && + chanctx_conf->channel->band == IEEE80211_BAND_2GHZ) && !(sdata->flags & IEEE80211_SDATA_OPERATING_GMODE); + rcu_read_unlock(); /* * By default disable QoS in STA mode for old access points, which do @@ -924,7 +929,7 @@ void ieee80211_sta_def_wmm_params(struct ieee80211_sub_if_data *sdata, const size_t supp_rates_len, const u8 *supp_rates) { - struct ieee80211_local *local = sdata->local; + struct ieee80211_chanctx_conf *chanctx_conf; int i, have_higher_than_11mbit = 0; /* cf. IEEE 802.11 9.2.12 */ @@ -932,11 +937,16 @@ void ieee80211_sta_def_wmm_params(struct ieee80211_sub_if_data *sdata, if ((supp_rates[i] & 0x7f) * 5 > 110) have_higher_than_11mbit = 1; - if (local->oper_channel->band == IEEE80211_BAND_2GHZ && + rcu_read_lock(); + chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf); + + if (chanctx_conf && + chanctx_conf->channel->band == IEEE80211_BAND_2GHZ && have_higher_than_11mbit) sdata->flags |= IEEE80211_SDATA_OPERATING_GMODE; else sdata->flags &= ~IEEE80211_SDATA_OPERATING_GMODE; + rcu_read_unlock(); ieee80211_set_wmm_default(sdata, true); } @@ -1206,7 +1216,7 @@ void ieee80211_send_probe_req(struct ieee80211_sub_if_data *sdata, u8 *dst, const u8 *ssid, size_t ssid_len, const u8 *ie, size_t ie_len, u32 ratemask, bool directed, bool no_cck, - struct ieee80211_channel *channel) + struct ieee80211_channel *channel, bool scan) { struct sk_buff *skb; @@ -1217,7 +1227,10 @@ void ieee80211_send_probe_req(struct ieee80211_sub_if_data *sdata, u8 *dst, if (no_cck) IEEE80211_SKB_CB(skb)->flags |= IEEE80211_TX_CTL_NO_CCK_RATE; - ieee80211_tx_skb(sdata, skb); + if (scan) + ieee80211_tx_skb_tid_band(sdata, skb, 7, channel->band); + else + ieee80211_tx_skb(sdata, skb); } } @@ -1280,6 +1293,7 @@ int ieee80211_reconfig(struct ieee80211_local *local) { struct ieee80211_hw *hw = &local->hw; struct ieee80211_sub_if_data *sdata; + struct ieee80211_chanctx *ctx; struct sta_info *sta; int res, i; @@ -1352,6 +1366,12 @@ int ieee80211_reconfig(struct ieee80211_local *local) res = drv_add_interface(local, sdata); } + /* add channel contexts */ + mutex_lock(&local->chanctx_mtx); + list_for_each_entry(ctx, &local->chanctx_list, list) + WARN_ON(drv_add_chanctx(local, ctx)); + mutex_unlock(&local->chanctx_mtx); + /* add STAs back */ mutex_lock(&local->sta_mtx); list_for_each_entry(sta, &local->sta_list, list) { @@ -1392,11 +1412,22 @@ int ieee80211_reconfig(struct ieee80211_local *local) /* Finally also reconfigure all the BSS information */ list_for_each_entry(sdata, &local->interfaces, list) { + struct ieee80211_chanctx_conf *ctx_conf; u32 changed; if (!ieee80211_sdata_running(sdata)) continue; + mutex_lock(&local->chanctx_mtx); + ctx_conf = rcu_dereference_protected(sdata->vif.chanctx_conf, + lockdep_is_held(&local->chanctx_mtx)); + if (ctx_conf) { + ctx = container_of(ctx_conf, struct ieee80211_chanctx, + conf); + drv_assign_vif_chanctx(local, sdata, ctx); + } + mutex_unlock(&local->chanctx_mtx); + /* common change flags for all interface types */ changed = BSS_CHANGED_ERP_CTS_PROT | BSS_CHANGED_ERP_PREAMBLE | -- cgit v0.10.2 From 04ecd2578e712c301fa1369d2a8f298a2b4b146a Mon Sep 17 00:00:00 2001 From: Johannes Berg Date: Tue, 11 Sep 2012 14:34:12 +0200 Subject: mac80211: track needed RX chains for channel contexts On each channel that the device is operating on, it may need to listen using one or more chains depending on the SMPS settings of the interfaces using it. The previous channel context changes completely removed this ability (before, it was available as the SMPS mode). Add per-context tracking of the required static and dynamic RX chains and notify the driver on changes. To achieve this, track the chains and SMPS mode used on each virtual interface and update the channel context whenever this changes. Signed-off-by: Johannes Berg diff --git a/include/net/mac80211.h b/include/net/mac80211.h index d9d2119..3560881 100644 --- a/include/net/mac80211.h +++ b/include/net/mac80211.h @@ -146,9 +146,11 @@ struct ieee80211_low_level_stats { /** * enum ieee80211_chanctx_change - change flag for channel context * @IEEE80211_CHANCTX_CHANGE_CHANNEL_TYPE: The channel type was changed + * @IEEE80211_CHANCTX_CHANGE_RX_CHAINS: The number of RX chains changed */ enum ieee80211_chanctx_change { IEEE80211_CHANCTX_CHANGE_CHANNEL_TYPE = BIT(0), + IEEE80211_CHANCTX_CHANGE_RX_CHAINS = BIT(1), }; /** @@ -159,6 +161,11 @@ enum ieee80211_chanctx_change { * * @channel: the channel to tune to * @channel_type: the channel (HT) type + * @rx_chains_static: The number of RX chains that must always be + * active on the channel to receive MIMO transmissions + * @rx_chains_dynamic: The number of RX chains that must be enabled + * after RTS/CTS handshake to receive SMPS MIMO transmissions; + * this will always be >= @rx_chains_always. * @drv_priv: data area for driver use, will always be aligned to * sizeof(void *), size is determined in hw information. */ @@ -166,6 +173,8 @@ struct ieee80211_chanctx_conf { struct ieee80211_channel *channel; enum nl80211_channel_type channel_type; + u8 rx_chains_static, rx_chains_dynamic; + u8 drv_priv[0] __attribute__((__aligned__(sizeof(void *)))); }; @@ -820,6 +829,8 @@ enum ieee80211_conf_flags { * @IEEE80211_CONF_CHANGE_RETRY_LIMITS: retry limits changed * @IEEE80211_CONF_CHANGE_IDLE: Idle flag changed * @IEEE80211_CONF_CHANGE_SMPS: Spatial multiplexing powersave mode changed + * Note that this is only valid if channel contexts are not used, + * otherwise each channel context has the number of chains listed. */ enum ieee80211_conf_changed { IEEE80211_CONF_CHANGE_SMPS = BIT(1), @@ -885,7 +896,9 @@ enum ieee80211_smps_mode { * * @smps_mode: spatial multiplexing powersave mode; note that * %IEEE80211_SMPS_STATIC is used when the device is not - * configured for an HT channel + * configured for an HT channel. + * Note that this is only valid if channel contexts are not used, + * otherwise each channel context has the number of chains listed. */ struct ieee80211_conf { u32 flags; diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c index 09c9062..03216b0 100644 --- a/net/mac80211/cfg.c +++ b/net/mac80211/cfg.c @@ -884,6 +884,10 @@ static int ieee80211_start_ap(struct wiphy *wiphy, struct net_device *dev, if (old) return -EALREADY; + /* TODO: make hostapd tell us what it wants */ + sdata->smps_mode = IEEE80211_SMPS_OFF; + sdata->needed_rx_chains = sdata->local->rx_chains; + err = ieee80211_vif_use_channel(sdata, params->channel, params->channel_type, IEEE80211_CHANCTX_SHARED); @@ -1673,6 +1677,10 @@ static int ieee80211_join_mesh(struct wiphy *wiphy, struct net_device *dev, if (err) return err; + /* can mesh use other SMPS modes? */ + sdata->smps_mode = IEEE80211_SMPS_OFF; + sdata->needed_rx_chains = sdata->local->rx_chains; + err = ieee80211_vif_use_channel(sdata, setup->channel, setup->channel_type, IEEE80211_CHANCTX_SHARED); @@ -2052,13 +2060,12 @@ int __ieee80211_request_smps(struct ieee80211_sub_if_data *sdata, /* * If not associated, or current association is not an HT - * association, there's no need to send an action frame. + * association, there's no need to do anything, just store + * the new value until we associate. */ if (!sdata->u.mgd.associated || - sdata->vif.bss_conf.channel_type == NL80211_CHAN_NO_HT) { - ieee80211_recalc_smps(sdata->local); + sdata->vif.bss_conf.channel_type == NL80211_CHAN_NO_HT) return 0; - } ap = sdata->u.mgd.associated->bssid; diff --git a/net/mac80211/chan.c b/net/mac80211/chan.c index 41e1aa6..bfaa486 100644 --- a/net/mac80211/chan.c +++ b/net/mac80211/chan.c @@ -118,6 +118,8 @@ ieee80211_new_chanctx(struct ieee80211_local *local, ctx->conf.channel = channel; ctx->conf.channel_type = channel_type; + ctx->conf.rx_chains_static = 1; + ctx->conf.rx_chains_dynamic = 1; ctx->mode = mode; if (!local->use_chanctx) { @@ -222,8 +224,10 @@ static void ieee80211_unassign_vif_chanctx(struct ieee80211_sub_if_data *sdata, drv_unassign_vif_chanctx(local, sdata, ctx); - if (ctx->refcount > 0) + if (ctx->refcount > 0) { ieee80211_recalc_chanctx_chantype(sdata->local, ctx); + ieee80211_recalc_smps_chanctx(local, ctx); + } } static void __ieee80211_vif_release_channel(struct ieee80211_sub_if_data *sdata) @@ -246,6 +250,89 @@ static void __ieee80211_vif_release_channel(struct ieee80211_sub_if_data *sdata) ieee80211_free_chanctx(local, ctx); } +void ieee80211_recalc_smps_chanctx(struct ieee80211_local *local, + struct ieee80211_chanctx *chanctx) +{ + struct ieee80211_sub_if_data *sdata; + u8 rx_chains_static, rx_chains_dynamic; + + lockdep_assert_held(&local->chanctx_mtx); + + rx_chains_static = 1; + rx_chains_dynamic = 1; + + rcu_read_lock(); + list_for_each_entry_rcu(sdata, &local->interfaces, list) { + u8 needed_static, needed_dynamic; + + if (!ieee80211_sdata_running(sdata)) + continue; + + if (rcu_access_pointer(sdata->vif.chanctx_conf) != + &chanctx->conf) + continue; + + switch (sdata->vif.type) { + case NL80211_IFTYPE_P2P_DEVICE: + continue; + case NL80211_IFTYPE_STATION: + if (!sdata->u.mgd.associated) + continue; + break; + case NL80211_IFTYPE_AP_VLAN: + continue; + case NL80211_IFTYPE_AP: + case NL80211_IFTYPE_ADHOC: + case NL80211_IFTYPE_WDS: + case NL80211_IFTYPE_MESH_POINT: + break; + default: + WARN_ON_ONCE(1); + } + + switch (sdata->smps_mode) { + default: + WARN_ONCE(1, "Invalid SMPS mode %d\n", + sdata->smps_mode); + /* fall through */ + case IEEE80211_SMPS_OFF: + needed_static = sdata->needed_rx_chains; + needed_dynamic = sdata->needed_rx_chains; + break; + case IEEE80211_SMPS_DYNAMIC: + needed_static = 1; + needed_dynamic = sdata->needed_rx_chains; + break; + case IEEE80211_SMPS_STATIC: + needed_static = 1; + needed_dynamic = 1; + break; + } + + rx_chains_static = max(rx_chains_static, needed_static); + rx_chains_dynamic = max(rx_chains_dynamic, needed_dynamic); + } + rcu_read_unlock(); + + if (!local->use_chanctx) { + if (rx_chains_static > 1) + local->smps_mode = IEEE80211_SMPS_OFF; + else if (rx_chains_dynamic > 1) + local->smps_mode = IEEE80211_SMPS_DYNAMIC; + else + local->smps_mode = IEEE80211_SMPS_STATIC; + ieee80211_hw_config(local, 0); + } + + if (rx_chains_static == chanctx->conf.rx_chains_static && + rx_chains_dynamic == chanctx->conf.rx_chains_dynamic) + return; + + chanctx->conf.rx_chains_static = rx_chains_static; + chanctx->conf.rx_chains_dynamic = rx_chains_dynamic; + drv_change_chanctx(local, chanctx, IEEE80211_CHANCTX_CHANGE_RX_CHAINS); +} + int ieee80211_vif_use_channel(struct ieee80211_sub_if_data *sdata, struct ieee80211_channel *channel, enum nl80211_channel_type channel_type, @@ -278,6 +365,7 @@ int ieee80211_vif_use_channel(struct ieee80211_sub_if_data *sdata, goto out; } + ieee80211_recalc_smps_chanctx(local, ctx); out: mutex_unlock(&local->chanctx_mtx); return ret; diff --git a/net/mac80211/debugfs_netdev.c b/net/mac80211/debugfs_netdev.c index 6d5aec9..34e1739 100644 --- a/net/mac80211/debugfs_netdev.c +++ b/net/mac80211/debugfs_netdev.c @@ -217,7 +217,7 @@ static ssize_t ieee80211_if_fmt_smps(const struct ieee80211_sub_if_data *sdata, return snprintf(buf, buflen, "request: %s\nused: %s\n", smps_modes[sdata->u.mgd.req_smps], - smps_modes[sdata->u.mgd.ap_smps]); + smps_modes[sdata->smps_mode]); } static ssize_t ieee80211_if_parse_smps(struct ieee80211_sub_if_data *sdata, diff --git a/net/mac80211/ibss.c b/net/mac80211/ibss.c index 34d9235..291c9e0 100644 --- a/net/mac80211/ibss.c +++ b/net/mac80211/ibss.c @@ -1132,6 +1132,9 @@ int ieee80211_ibss_join(struct ieee80211_sub_if_data *sdata, changed |= BSS_CHANGED_HT; ieee80211_bss_info_change_notify(sdata, changed); + sdata->smps_mode = IEEE80211_SMPS_OFF; + sdata->needed_rx_chains = sdata->local->rx_chains; + ieee80211_queue_work(&sdata->local->hw, &sdata->work); return 0; diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h index 6660118..132577d 100644 --- a/net/mac80211/ieee80211_i.h +++ b/net/mac80211/ieee80211_i.h @@ -433,7 +433,6 @@ struct ieee80211_if_managed { bool powersave; /* powersave requested for this iface */ bool broken_ap; /* AP is broken -- turn off powersave */ enum ieee80211_smps_mode req_smps, /* requested smps mode */ - ap_smps, /* smps mode AP thinks we're in */ driver_smps_mode; /* smps mode request */ struct work_struct request_smps_work; @@ -728,11 +727,17 @@ struct ieee80211_sub_if_data { struct ieee80211_tx_queue_params tx_conf[IEEE80211_NUM_ACS]; + /* used to reconfigure hardware SM PS */ + struct work_struct recalc_smps; + struct work_struct work; struct sk_buff_head skb_queue; bool arp_filter_state; + u8 needed_rx_chains; + enum ieee80211_smps_mode smps_mode; + /* * AP this belongs to: self in AP mode and * corresponding AP in VLAN mode, NULL for @@ -905,9 +910,6 @@ struct ieee80211_local { /* used for uploading changed mc list */ struct work_struct reconfig_filter; - /* used to reconfigure hardware SM PS */ - struct work_struct recalc_smps; - /* aggregated multicast list */ struct netdev_hw_addr_list mc_list; @@ -944,6 +946,9 @@ struct ieee80211_local { /* wowlan is enabled -- don't reconfig on resume */ bool wowlan; + /* number of RX chains the hardware has */ + u8 rx_chains; + int tx_headroom; /* required headroom for hardware/radiotap */ /* Tasklet and skb queue to process calls from IRQ mode. All frames @@ -1408,6 +1413,8 @@ void ieee80211_ba_session_work(struct work_struct *work); void ieee80211_tx_ba_session_handle_start(struct sta_info *sta, int tid); void ieee80211_release_reorder_timeout(struct sta_info *sta, int tid); +u8 ieee80211_mcs_to_chains(const struct ieee80211_mcs_info *mcs); + /* Spectrum management */ void ieee80211_process_measurement_req(struct ieee80211_sub_if_data *sdata, struct ieee80211_mgmt *mgmt, @@ -1554,7 +1561,7 @@ u32 ieee80211_sta_get_rates(struct ieee80211_local *local, enum ieee80211_band band, u32 *basic_rates); int __ieee80211_request_smps(struct ieee80211_sub_if_data *sdata, enum ieee80211_smps_mode smps_mode); -void ieee80211_recalc_smps(struct ieee80211_local *local); +void ieee80211_recalc_smps(struct ieee80211_sub_if_data *sdata); size_t ieee80211_ie_split(const u8 *ies, size_t ielen, const u8 *ids, int n_ids, size_t offset); @@ -1585,6 +1592,9 @@ ieee80211_vif_use_channel(struct ieee80211_sub_if_data *sdata, enum ieee80211_chanctx_mode mode); void ieee80211_vif_release_channel(struct ieee80211_sub_if_data *sdata); +void ieee80211_recalc_smps_chanctx(struct ieee80211_local *local, + struct ieee80211_chanctx *chanctx); + #ifdef CONFIG_MAC80211_NOINLINE #define debug_noinline noinline #else diff --git a/net/mac80211/iface.c b/net/mac80211/iface.c index 7cb8382..99f2b19 100644 --- a/net/mac80211/iface.c +++ b/net/mac80211/iface.c @@ -739,6 +739,8 @@ static void ieee80211_do_stop(struct ieee80211_sub_if_data *sdata, del_timer_sync(&local->dynamic_ps_timer); cancel_work_sync(&local->dynamic_ps_enable_work); + cancel_work_sync(&sdata->recalc_smps); + /* APs need special treatment */ if (sdata->vif.type == NL80211_IFTYPE_AP) { struct ieee80211_sub_if_data *vlan, *tmpsdata; @@ -1125,6 +1127,13 @@ static void ieee80211_iface_work(struct work_struct *work) } } +static void ieee80211_recalc_smps_work(struct work_struct *work) +{ + struct ieee80211_sub_if_data *sdata = + container_of(work, struct ieee80211_sub_if_data, recalc_smps); + + ieee80211_recalc_smps(sdata); +} /* * Helper function to initialise an interface to a specific type. @@ -1153,6 +1162,7 @@ static void ieee80211_setup_sdata(struct ieee80211_sub_if_data *sdata, skb_queue_head_init(&sdata->skb_queue); INIT_WORK(&sdata->work, ieee80211_iface_work); + INIT_WORK(&sdata->recalc_smps, ieee80211_recalc_smps_work); switch (type) { case NL80211_IFTYPE_P2P_GO: diff --git a/net/mac80211/main.c b/net/mac80211/main.c index 9cb6280..2c8969b 100644 --- a/net/mac80211/main.c +++ b/net/mac80211/main.c @@ -372,14 +372,6 @@ void ieee80211_restart_hw(struct ieee80211_hw *hw) } EXPORT_SYMBOL(ieee80211_restart_hw); -static void ieee80211_recalc_smps_work(struct work_struct *work) -{ - struct ieee80211_local *local = - container_of(work, struct ieee80211_local, recalc_smps); - - ieee80211_recalc_smps(local); -} - #ifdef CONFIG_INET static int ieee80211_ifa_changed(struct notifier_block *nb, unsigned long data, void *arg) @@ -667,7 +659,6 @@ struct ieee80211_hw *ieee80211_alloc_hw(size_t priv_data_len, INIT_WORK(&local->restart_work, ieee80211_restart_work); INIT_WORK(&local->reconfig_filter, ieee80211_reconfig_filter); - INIT_WORK(&local->recalc_smps, ieee80211_recalc_smps_work); local->smps_mode = IEEE80211_SMPS_OFF; INIT_WORK(&local->dynamic_ps_enable_work, @@ -773,6 +764,8 @@ int ieee80211_register_hw(struct ieee80211_hw *hw) if (hw->max_report_rates == 0) hw->max_report_rates = hw->max_rates; + local->rx_chains = 1; + /* * generic code guarantees at least one band, * set this very early because much code assumes @@ -804,6 +797,13 @@ int ieee80211_register_hw(struct ieee80211_hw *hw) max_bitrates = sband->n_bitrates; supp_ht = supp_ht || sband->ht_cap.ht_supported; supp_vht = supp_vht || sband->vht_cap.vht_supported; + + if (sband->ht_cap.ht_supported) + local->rx_chains = + max(ieee80211_mcs_to_chains(&sband->ht_cap.mcs), + local->rx_chains); + + /* TODO: consider VHT for RX chains, hopefully it's the same */ } local->int_scan_req = kzalloc(sizeof(*local->int_scan_req) + diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c index 4add500..f3f3385 100644 --- a/net/mac80211/mlme.c +++ b/net/mac80211/mlme.c @@ -543,7 +543,7 @@ static void ieee80211_send_assoc(struct ieee80211_sub_if_data *sdata) if (!(ifmgd->flags & IEEE80211_STA_DISABLE_11N)) ieee80211_add_ht_ie(sdata, skb, assoc_data->ap_ht_param, - sband, chan, ifmgd->ap_smps); + sband, chan, sdata->smps_mode); if (!(ifmgd->flags & IEEE80211_STA_DISABLE_VHT)) ieee80211_add_vht_ie(sdata, skb, sband); @@ -1392,7 +1392,7 @@ static void ieee80211_set_associated(struct ieee80211_sub_if_data *sdata, ieee80211_recalc_ps(local, -1); mutex_unlock(&local->iflist_mtx); - ieee80211_recalc_smps(local); + ieee80211_recalc_smps(sdata); ieee80211_recalc_ps_vif(sdata); netif_tx_start_all_queues(sdata->dev); @@ -3157,6 +3157,10 @@ static int ieee80211_prep_channel(struct ieee80211_sub_if_data *sdata, } if (ht_oper) { + const u8 *ht_cap_ie; + const struct ieee80211_ht_cap *ht_cap; + u8 chains = 1; + channel_type = NL80211_CHAN_HT20; if (sband->ht_cap.cap & IEEE80211_HT_CAP_SUP_WIDTH_20_40) { @@ -3170,8 +3174,22 @@ static int ieee80211_prep_channel(struct ieee80211_sub_if_data *sdata, break; } } + + ht_cap_ie = cfg80211_find_ie(WLAN_EID_HT_CAPABILITY, + cbss->information_elements, + cbss->len_information_elements); + if (ht_cap_ie && ht_cap_ie[1] >= sizeof(*ht_cap)) { + ht_cap = (void *)(ht_cap_ie + 2); + chains = ieee80211_mcs_to_chains(&ht_cap->mcs); + } + sdata->needed_rx_chains = min(chains, local->rx_chains); + } else { + sdata->needed_rx_chains = 1; } + /* will change later if needed */ + sdata->smps_mode = IEEE80211_SMPS_OFF; + ieee80211_vif_release_channel(sdata); return ieee80211_vif_use_channel(sdata, cbss->channel, channel_type, IEEE80211_CHANCTX_SHARED); @@ -3485,11 +3503,11 @@ int ieee80211_mgd_assoc(struct ieee80211_sub_if_data *sdata, if (ifmgd->req_smps == IEEE80211_SMPS_AUTOMATIC) { if (ifmgd->powersave) - ifmgd->ap_smps = IEEE80211_SMPS_DYNAMIC; + sdata->smps_mode = IEEE80211_SMPS_DYNAMIC; else - ifmgd->ap_smps = IEEE80211_SMPS_OFF; + sdata->smps_mode = IEEE80211_SMPS_OFF; } else - ifmgd->ap_smps = ifmgd->req_smps; + sdata->smps_mode = ifmgd->req_smps; assoc_data->capability = req->bss->capability; assoc_data->wmm = bss->wmm_used && diff --git a/net/mac80211/status.c b/net/mac80211/status.c index 3af0cc4..21fa5c7 100644 --- a/net/mac80211/status.c +++ b/net/mac80211/status.c @@ -189,30 +189,31 @@ static void ieee80211_frame_acked(struct sta_info *sta, struct sk_buff *skb) } if (ieee80211_is_action(mgmt->frame_control) && - sdata->vif.type == NL80211_IFTYPE_STATION && mgmt->u.action.category == WLAN_CATEGORY_HT && - mgmt->u.action.u.ht_smps.action == WLAN_HT_ACTION_SMPS) { + mgmt->u.action.u.ht_smps.action == WLAN_HT_ACTION_SMPS && + sdata->vif.type == NL80211_IFTYPE_STATION && + ieee80211_sdata_running(sdata)) { /* * This update looks racy, but isn't -- if we come * here we've definitely got a station that we're * talking to, and on a managed interface that can * only be the AP. And the only other place updating - * this variable is before we're associated. + * this variable in managed mode is before association. */ switch (mgmt->u.action.u.ht_smps.smps_control) { case WLAN_HT_SMPS_CONTROL_DYNAMIC: - sta->sdata->u.mgd.ap_smps = IEEE80211_SMPS_DYNAMIC; + sdata->smps_mode = IEEE80211_SMPS_DYNAMIC; break; case WLAN_HT_SMPS_CONTROL_STATIC: - sta->sdata->u.mgd.ap_smps = IEEE80211_SMPS_STATIC; + sdata->smps_mode = IEEE80211_SMPS_STATIC; break; case WLAN_HT_SMPS_CONTROL_DISABLED: default: /* shouldn't happen since we don't send that */ - sta->sdata->u.mgd.ap_smps = IEEE80211_SMPS_OFF; + sdata->smps_mode = IEEE80211_SMPS_OFF; break; } - ieee80211_queue_work(&local->hw, &local->recalc_smps); + ieee80211_queue_work(&local->hw, &sdata->recalc_smps); } } diff --git a/net/mac80211/trace.h b/net/mac80211/trace.h index a3f5fe2..6293647 100644 --- a/net/mac80211/trace.h +++ b/net/mac80211/trace.h @@ -29,11 +29,16 @@ #define VIF_PR_ARG __get_str(vif_name), __entry->vif_type, __entry->p2p ? "/p2p" : "" #define CHANCTX_ENTRY __field(int, freq) \ - __field(int, chantype) + __field(int, chantype) \ + __field(u8, rx_chains_static) \ + __field(u8, rx_chains_dynamic) #define CHANCTX_ASSIGN __entry->freq = ctx->conf.channel->center_freq; \ - __entry->chantype = ctx->conf.channel_type -#define CHANCTX_PR_FMT " freq:%d MHz chantype:%d" -#define CHANCTX_PR_ARG __entry->freq, __entry->chantype + __entry->chantype = ctx->conf.channel_type; \ + __entry->rx_chains_static = ctx->conf.rx_chains_static; \ + __entry->rx_chains_dynamic = ctx->conf.rx_chains_dynamic +#define CHANCTX_PR_FMT " freq:%d MHz chantype:%d chains:%d/%d" +#define CHANCTX_PR_ARG __entry->freq, __entry->chantype, \ + __entry->rx_chains_static, __entry->rx_chains_dynamic diff --git a/net/mac80211/util.c b/net/mac80211/util.c index 7d73707..b732e21 100644 --- a/net/mac80211/util.c +++ b/net/mac80211/util.c @@ -1618,68 +1618,24 @@ void ieee80211_resume_disconnect(struct ieee80211_vif *vif) } EXPORT_SYMBOL_GPL(ieee80211_resume_disconnect); -static int check_mgd_smps(struct ieee80211_if_managed *ifmgd, - enum ieee80211_smps_mode *smps_mode) +void ieee80211_recalc_smps(struct ieee80211_sub_if_data *sdata) { - if (ifmgd->associated) { - *smps_mode = ifmgd->ap_smps; - - if (*smps_mode == IEEE80211_SMPS_AUTOMATIC) { - if (ifmgd->powersave) - *smps_mode = IEEE80211_SMPS_DYNAMIC; - else - *smps_mode = IEEE80211_SMPS_OFF; - } - - return 1; - } - - return 0; -} - -void ieee80211_recalc_smps(struct ieee80211_local *local) -{ - struct ieee80211_sub_if_data *sdata; - enum ieee80211_smps_mode smps_mode = IEEE80211_SMPS_OFF; - int count = 0; - - mutex_lock(&local->iflist_mtx); - - /* - * This function could be improved to handle multiple - * interfaces better, but right now it makes any - * non-station interfaces force SM PS to be turned - * off. If there are multiple station interfaces it - * could also use the best possible mode, e.g. if - * one is in static and the other in dynamic then - * dynamic is ok. - */ - - list_for_each_entry(sdata, &local->interfaces, list) { - if (!ieee80211_sdata_running(sdata)) - continue; - if (sdata->vif.type == NL80211_IFTYPE_P2P_DEVICE) - continue; - if (sdata->vif.type != NL80211_IFTYPE_STATION) - goto set; + struct ieee80211_local *local = sdata->local; + struct ieee80211_chanctx_conf *chanctx_conf; + struct ieee80211_chanctx *chanctx; - count += check_mgd_smps(&sdata->u.mgd, &smps_mode); + mutex_lock(&local->chanctx_mtx); - if (count > 1) { - smps_mode = IEEE80211_SMPS_OFF; - break; - } - } + chanctx_conf = rcu_dereference_protected(sdata->vif.chanctx_conf, + lockdep_is_held(&local->chanctx_mtx)); - if (smps_mode == local->smps_mode) + if (WARN_ON_ONCE(!chanctx_conf)) goto unlock; - set: - local->smps_mode = smps_mode; - /* changed flag is auto-detected for this */ - ieee80211_hw_config(local, 0); + chanctx = container_of(chanctx_conf, struct ieee80211_chanctx, conf); + ieee80211_recalc_smps_chanctx(local, chanctx); unlock: - mutex_unlock(&local->iflist_mtx); + mutex_unlock(&local->chanctx_mtx); } static bool ieee80211_id_in_list(const u8 *ids, int n_ids, u8 id) @@ -1978,3 +1934,19 @@ int ieee80211_ave_rssi(struct ieee80211_vif *vif) return ifmgd->ave_beacon_signal; } EXPORT_SYMBOL_GPL(ieee80211_ave_rssi); + +u8 ieee80211_mcs_to_chains(const struct ieee80211_mcs_info *mcs) +{ + if (!mcs) + return 1; + + /* TODO: consider rx_highest */ + + if (mcs->rx_mask[3]) + return 4; + if (mcs->rx_mask[2]) + return 3; + if (mcs->rx_mask[1]) + return 2; + return 1; +} -- cgit v0.10.2 From 3448c0058327356049f140116fc6632bbfd0c122 Mon Sep 17 00:00:00 2001 From: Johannes Berg Date: Tue, 11 Sep 2012 17:57:42 +0200 Subject: mac80211: add channel context iterator Drivers may need to iterate the active channel contexts, export an iterator function to allow that. To make it possible, use RCU-safe list functions. Signed-off-by: Johannes Berg diff --git a/include/net/mac80211.h b/include/net/mac80211.h index 3560881..f12df5b 100644 --- a/include/net/mac80211.h +++ b/include/net/mac80211.h @@ -3597,6 +3597,27 @@ void ieee80211_iter_keys(struct ieee80211_hw *hw, void *iter_data); /** + * ieee80211_iter_chan_contexts_atomic - iterate channel contexts + * @hw: pointre obtained from ieee80211_alloc_hw(). + * @iter: iterator function + * @iter_data: data passed to iterator function + * + * Iterate all active channel contexts. This function is atomic and + * doesn't acquire any locks internally that might be held in other + * places while calling into the driver. + * + * The iterator will not find a context that's being added (during + * the driver callback to add it) but will find it while it's being + * removed. + */ +void ieee80211_iter_chan_contexts_atomic( + struct ieee80211_hw *hw, + void (*iter)(struct ieee80211_hw *hw, + struct ieee80211_chanctx_conf *chanctx_conf, + void *data), + void *iter_data); + +/** * ieee80211_ap_probereq_get - retrieve a Probe Request template * @hw: pointer obtained from ieee80211_alloc_hw(). * @vif: &struct ieee80211_vif pointer from the add_interface callback. diff --git a/net/mac80211/chan.c b/net/mac80211/chan.c index bfaa486..f84b860 100644 --- a/net/mac80211/chan.c +++ b/net/mac80211/chan.c @@ -3,6 +3,7 @@ */ #include +#include #include #include "ieee80211_i.h" #include "driver-ops.h" @@ -134,7 +135,7 @@ ieee80211_new_chanctx(struct ieee80211_local *local, } } - list_add(&ctx->list, &local->chanctx_list); + list_add_rcu(&ctx->list, &local->chanctx_list); return ctx; } @@ -153,7 +154,7 @@ static void ieee80211_free_chanctx(struct ieee80211_local *local, drv_remove_chanctx(local, ctx); } - list_del(&ctx->list); + list_del_rcu(&ctx->list); kfree_rcu(ctx, rcu_head); } @@ -379,3 +380,20 @@ void ieee80211_vif_release_channel(struct ieee80211_sub_if_data *sdata) __ieee80211_vif_release_channel(sdata); mutex_unlock(&sdata->local->chanctx_mtx); } + +void ieee80211_iter_chan_contexts_atomic( + struct ieee80211_hw *hw, + void (*iter)(struct ieee80211_hw *hw, + struct ieee80211_chanctx_conf *chanctx_conf, + void *data), + void *iter_data) +{ + struct ieee80211_local *local = hw_to_local(hw); + struct ieee80211_chanctx *ctx; + + rcu_read_lock(); + list_for_each_entry_rcu(ctx, &local->chanctx_list, list) + iter(hw, &ctx->conf, iter_data); + rcu_read_unlock(); +} +EXPORT_SYMBOL_GPL(ieee80211_iter_chan_contexts_atomic); -- cgit v0.10.2 From 700e8ea6770df3113e735bcc76ecd6ffac71a13c Mon Sep 17 00:00:00 2001 From: Jouni Malinen Date: Sun, 30 Sep 2012 19:29:37 +0300 Subject: mac80211: Take status code as parameter to ieee80211_send_auth Non-zero status code may be needed for Authentication frames, e.g., when using SAE. Signed-off-by: Jouni Malinen Signed-off-by: Johannes Berg diff --git a/net/mac80211/ibss.c b/net/mac80211/ibss.c index 291c9e0..c6b1448 100644 --- a/net/mac80211/ibss.c +++ b/net/mac80211/ibss.c @@ -279,7 +279,7 @@ static struct sta_info *ieee80211_ibss_finish_sta(struct sta_info *sta, ibss_dbg(sdata, "TX Auth SA=%pM DA=%pM BSSID=%pM (auth_transaction=1)\n", sdata->vif.addr, addr, sdata->u.ibss.bssid); - ieee80211_send_auth(sdata, 1, WLAN_AUTH_OPEN, NULL, 0, + ieee80211_send_auth(sdata, 1, WLAN_AUTH_OPEN, 0, NULL, 0, addr, sdata->u.ibss.bssid, NULL, 0, 0); } return sta; @@ -397,7 +397,7 @@ static void ieee80211_rx_mgmt_auth_ibss(struct ieee80211_sub_if_data *sdata, * However, try to reply to authentication attempts if someone * has actually implemented this. */ - ieee80211_send_auth(sdata, 2, WLAN_AUTH_OPEN, NULL, 0, + ieee80211_send_auth(sdata, 2, WLAN_AUTH_OPEN, 0, NULL, 0, mgmt->sa, sdata->u.ibss.bssid, NULL, 0, 0); } diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h index 132577d..c06219f 100644 --- a/net/mac80211/ieee80211_i.h +++ b/net/mac80211/ieee80211_i.h @@ -1531,7 +1531,7 @@ static inline void ieee80211_add_pending_skbs(struct ieee80211_local *local, } void ieee80211_send_auth(struct ieee80211_sub_if_data *sdata, - u16 transaction, u16 auth_alg, + u16 transaction, u16 auth_alg, u16 status, u8 *extra, size_t extra_len, const u8 *bssid, const u8 *da, const u8 *key, u8 key_len, u8 key_idx); void ieee80211_send_deauth_disassoc(struct ieee80211_sub_if_data *sdata, diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c index f3f3385..a79bea5 100644 --- a/net/mac80211/mlme.c +++ b/net/mac80211/mlme.c @@ -1864,7 +1864,7 @@ static void ieee80211_auth_challenge(struct ieee80211_sub_if_data *sdata, return; auth_data->expected_transaction = 4; drv_mgd_prepare_tx(sdata->local, sdata); - ieee80211_send_auth(sdata, 3, auth_data->algorithm, + ieee80211_send_auth(sdata, 3, auth_data->algorithm, 0, elems.challenge - 2, elems.challenge_len + 2, auth_data->bss->bssid, auth_data->bss->bssid, auth_data->key, auth_data->key_len, @@ -2762,7 +2762,7 @@ static int ieee80211_probe_auth(struct ieee80211_sub_if_data *sdata) IEEE80211_AUTH_MAX_TRIES); auth_data->expected_transaction = 2; - ieee80211_send_auth(sdata, 1, auth_data->algorithm, + ieee80211_send_auth(sdata, 1, auth_data->algorithm, 0, auth_data->ie, auth_data->ie_len, auth_data->bss->bssid, auth_data->bss->bssid, NULL, 0, 0); diff --git a/net/mac80211/util.c b/net/mac80211/util.c index b732e21..558412d 100644 --- a/net/mac80211/util.c +++ b/net/mac80211/util.c @@ -978,7 +978,7 @@ u32 ieee80211_mandatory_rates(struct ieee80211_local *local, } void ieee80211_send_auth(struct ieee80211_sub_if_data *sdata, - u16 transaction, u16 auth_alg, + u16 transaction, u16 auth_alg, u16 status, u8 *extra, size_t extra_len, const u8 *da, const u8 *bssid, const u8 *key, u8 key_len, u8 key_idx) { @@ -1003,7 +1003,7 @@ void ieee80211_send_auth(struct ieee80211_sub_if_data *sdata, memcpy(mgmt->bssid, bssid, ETH_ALEN); mgmt->u.auth.auth_alg = cpu_to_le16(auth_alg); mgmt->u.auth.auth_transaction = cpu_to_le16(transaction); - mgmt->u.auth.status_code = cpu_to_le16(0); + mgmt->u.auth.status_code = cpu_to_le16(status); if (extra) memcpy(skb_put(skb, extra_len), extra, extra_len); -- cgit v0.10.2 From 0f4126e8918985ccc1beb936efd4b9d1e9005a63 Mon Sep 17 00:00:00 2001 From: Jouni Malinen Date: Sun, 30 Sep 2012 19:29:38 +0300 Subject: mac80211: Add debug print on unexpect authentication state This is useful when debugging authentication process issues. Signed-off-by: Jouni Malinen Signed-off-by: Johannes Berg diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c index a79bea5..04334b0 100644 --- a/net/mac80211/mlme.c +++ b/net/mac80211/mlme.c @@ -1898,8 +1898,13 @@ ieee80211_rx_mgmt_auth(struct ieee80211_sub_if_data *sdata, status_code = le16_to_cpu(mgmt->u.auth.status_code); if (auth_alg != ifmgd->auth_data->algorithm || - auth_transaction != ifmgd->auth_data->expected_transaction) + auth_transaction != ifmgd->auth_data->expected_transaction) { + sdata_info(sdata, "%pM unexpected authentication state: alg %d (expected %d) transact %d (expected %d)\n", + mgmt->sa, auth_alg, ifmgd->auth_data->algorithm, + auth_transaction, + ifmgd->auth_data->expected_transaction); return RX_MGMT_NONE; + } if (status_code != WLAN_STATUS_SUCCESS) { sdata_info(sdata, "%pM denied authentication (status %d)\n", -- cgit v0.10.2 From e39e5b5e7206767a0f1be0e5cb7acbd0db87ae60 Mon Sep 17 00:00:00 2001 From: Jouni Malinen Date: Sun, 30 Sep 2012 19:29:39 +0300 Subject: cfg80211: Allow user space to specify non-IEs to SAE Authentication SAE extends Authentication frames with fields that are not information elements. NL80211_ATTR_IE is not suitable for these, so introduce a new attribute that can be used to specify the fields needed for SAE in station mode. Signed-off-by: Jouni Malinen [change to verify that SAE is only used with authenticate command] Signed-off-by: Johannes Berg diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h index 1b49890..60cebfa 100644 --- a/include/net/cfg80211.h +++ b/include/net/cfg80211.h @@ -1152,6 +1152,9 @@ const u8 *ieee80211_bss_get_ie(struct cfg80211_bss *bss, u8 ie); * @key_len: length of WEP key for shared key authentication * @key_idx: index of WEP key for shared key authentication * @key: WEP key for shared key authentication + * @sae_data: Non-IE data to use with SAE or %NULL. This starts with + * Authentication transaction sequence number field. + * @sae_data_len: Length of sae_data buffer in octets */ struct cfg80211_auth_request { struct cfg80211_bss *bss; @@ -1160,6 +1163,8 @@ struct cfg80211_auth_request { enum nl80211_auth_type auth_type; const u8 *key; u8 key_len, key_idx; + const u8 *sae_data; + size_t sae_data_len; }; /** diff --git a/include/uapi/linux/nl80211.h b/include/uapi/linux/nl80211.h index 7df9b50..179a0c2 100644 --- a/include/uapi/linux/nl80211.h +++ b/include/uapi/linux/nl80211.h @@ -1273,6 +1273,9 @@ enum nl80211_commands { * the connection request from a station. nl80211_connect_failed_reason * enum has different reasons of connection failure. * + * @NL80211_ATTR_SAE_DATA: SAE elements in Authentication frames. This starts + * with the Authentication transaction sequence number field. + * * @NL80211_ATTR_MAX: highest attribute number currently defined * @__NL80211_ATTR_AFTER_LAST: internal use */ @@ -1530,6 +1533,8 @@ enum nl80211_attrs { NL80211_ATTR_CONN_FAILED_REASON, + NL80211_ATTR_SAE_DATA, + /* add attributes here, update the policy in nl80211.c */ __NL80211_ATTR_AFTER_LAST, @@ -2489,6 +2494,7 @@ enum nl80211_bss_status { * @NL80211_AUTHTYPE_SHARED_KEY: Shared Key authentication (WEP only) * @NL80211_AUTHTYPE_FT: Fast BSS Transition (IEEE 802.11r) * @NL80211_AUTHTYPE_NETWORK_EAP: Network EAP (some Cisco APs and mainly LEAP) + * @NL80211_AUTHTYPE_SAE: Simultaneous authentication of equals * @__NL80211_AUTHTYPE_NUM: internal * @NL80211_AUTHTYPE_MAX: maximum valid auth algorithm * @NL80211_AUTHTYPE_AUTOMATIC: determine automatically (if necessary by @@ -2500,6 +2506,7 @@ enum nl80211_auth_type { NL80211_AUTHTYPE_SHARED_KEY, NL80211_AUTHTYPE_FT, NL80211_AUTHTYPE_NETWORK_EAP, + NL80211_AUTHTYPE_SAE, /* keep last */ __NL80211_AUTHTYPE_NUM, @@ -3028,6 +3035,9 @@ enum nl80211_ap_sme_features { * in the interface combinations, even when it's only used for scan * and remain-on-channel. This could be due to, for example, the * remain-on-channel implementation requiring a channel context. + * @NL80211_FEATURE_SAE: This driver supports simultaneous authentication of + * equals (SAE) with user space SME (NL80211_CMD_AUTHENTICATE) in station + * mode */ enum nl80211_feature_flags { NL80211_FEATURE_SK_TX_STATUS = 1 << 0, @@ -3035,6 +3045,7 @@ enum nl80211_feature_flags { NL80211_FEATURE_INACTIVITY_TIMER = 1 << 2, NL80211_FEATURE_CELL_BASE_REG_HINTS = 1 << 3, NL80211_FEATURE_P2P_DEVICE_NEEDS_CHANNEL = 1 << 4, + NL80211_FEATURE_SAE = 1 << 5, }; /** diff --git a/net/wireless/core.h b/net/wireless/core.h index a343be4..b8eb743 100644 --- a/net/wireless/core.h +++ b/net/wireless/core.h @@ -320,13 +320,15 @@ int __cfg80211_mlme_auth(struct cfg80211_registered_device *rdev, const u8 *bssid, const u8 *ssid, int ssid_len, const u8 *ie, int ie_len, - const u8 *key, int key_len, int key_idx); + const u8 *key, int key_len, int key_idx, + const u8 *sae_data, int sae_data_len); int cfg80211_mlme_auth(struct cfg80211_registered_device *rdev, struct net_device *dev, struct ieee80211_channel *chan, enum nl80211_auth_type auth_type, const u8 *bssid, const u8 *ssid, int ssid_len, const u8 *ie, int ie_len, - const u8 *key, int key_len, int key_idx); + const u8 *key, int key_len, int key_idx, + const u8 *sae_data, int sae_data_len); int __cfg80211_mlme_assoc(struct cfg80211_registered_device *rdev, struct net_device *dev, struct ieee80211_channel *chan, diff --git a/net/wireless/mlme.c b/net/wireless/mlme.c index 8016fee..460d493 100644 --- a/net/wireless/mlme.c +++ b/net/wireless/mlme.c @@ -273,7 +273,8 @@ int __cfg80211_mlme_auth(struct cfg80211_registered_device *rdev, const u8 *bssid, const u8 *ssid, int ssid_len, const u8 *ie, int ie_len, - const u8 *key, int key_len, int key_idx) + const u8 *key, int key_len, int key_idx, + const u8 *sae_data, int sae_data_len) { struct wireless_dev *wdev = dev->ieee80211_ptr; struct cfg80211_auth_request req; @@ -293,6 +294,8 @@ int __cfg80211_mlme_auth(struct cfg80211_registered_device *rdev, req.ie = ie; req.ie_len = ie_len; + req.sae_data = sae_data; + req.sae_data_len = sae_data_len; req.auth_type = auth_type; req.bss = cfg80211_get_bss(&rdev->wiphy, chan, bssid, ssid, ssid_len, WLAN_CAPABILITY_ESS, WLAN_CAPABILITY_ESS); @@ -319,7 +322,8 @@ int cfg80211_mlme_auth(struct cfg80211_registered_device *rdev, enum nl80211_auth_type auth_type, const u8 *bssid, const u8 *ssid, int ssid_len, const u8 *ie, int ie_len, - const u8 *key, int key_len, int key_idx) + const u8 *key, int key_len, int key_idx, + const u8 *sae_data, int sae_data_len) { int err; @@ -327,7 +331,8 @@ int cfg80211_mlme_auth(struct cfg80211_registered_device *rdev, wdev_lock(dev->ieee80211_ptr); err = __cfg80211_mlme_auth(rdev, dev, chan, auth_type, bssid, ssid, ssid_len, ie, ie_len, - key, key_len, key_idx); + key, key_len, key_idx, + sae_data, sae_data_len); wdev_unlock(dev->ieee80211_ptr); mutex_unlock(&rdev->devlist_mtx); diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c index 0418a6d..74d8123 100644 --- a/net/wireless/nl80211.c +++ b/net/wireless/nl80211.c @@ -23,7 +23,6 @@ #include "nl80211.h" #include "reg.h" -static bool nl80211_valid_auth_type(enum nl80211_auth_type auth_type); static int nl80211_crypto_settings(struct cfg80211_registered_device *rdev, struct genl_info *info, struct cfg80211_crypto_settings *settings, @@ -355,6 +354,7 @@ static const struct nla_policy nl80211_policy[NL80211_ATTR_MAX+1] = { [NL80211_ATTR_BG_SCAN_PERIOD] = { .type = NLA_U16 }, [NL80211_ATTR_WDEV] = { .type = NLA_U64 }, [NL80211_ATTR_USER_REG_HINT_TYPE] = { .type = NLA_U32 }, + [NL80211_ATTR_SAE_DATA] = { .type = NLA_BINARY, }, }; /* policy for the key attributes */ @@ -2490,6 +2490,30 @@ static bool nl80211_get_ap_channel(struct cfg80211_registered_device *rdev, return ret; } +static bool nl80211_valid_auth_type(struct cfg80211_registered_device *rdev, + enum nl80211_auth_type auth_type, + enum nl80211_commands cmd) +{ + if (auth_type > NL80211_AUTHTYPE_MAX) + return false; + + switch (cmd) { + case NL80211_CMD_AUTHENTICATE: + if (!(rdev->wiphy.features & NL80211_FEATURE_SAE) && + auth_type == NL80211_AUTHTYPE_SAE) + return false; + return true; + case NL80211_CMD_CONNECT: + case NL80211_CMD_START_AP: + /* SAE not supported yet */ + if (auth_type == NL80211_AUTHTYPE_SAE) + return false; + return true; + default: + return false; + } +} + static int nl80211_start_ap(struct sk_buff *skb, struct genl_info *info) { struct cfg80211_registered_device *rdev = info->user_ptr[0]; @@ -2559,7 +2583,8 @@ static int nl80211_start_ap(struct sk_buff *skb, struct genl_info *info) if (info->attrs[NL80211_ATTR_AUTH_TYPE]) { params.auth_type = nla_get_u32( info->attrs[NL80211_ATTR_AUTH_TYPE]); - if (!nl80211_valid_auth_type(params.auth_type)) + if (!nl80211_valid_auth_type(rdev, params.auth_type, + NL80211_CMD_START_AP)) return -EINVAL; } else params.auth_type = NL80211_AUTHTYPE_AUTOMATIC; @@ -4852,11 +4877,6 @@ static int nl80211_dump_survey(struct sk_buff *skb, return res; } -static bool nl80211_valid_auth_type(enum nl80211_auth_type auth_type) -{ - return auth_type <= NL80211_AUTHTYPE_MAX; -} - static bool nl80211_valid_wpa_versions(u32 wpa_versions) { return !(wpa_versions & ~(NL80211_WPA_VERSION_1 | @@ -4868,8 +4888,8 @@ static int nl80211_authenticate(struct sk_buff *skb, struct genl_info *info) struct cfg80211_registered_device *rdev = info->user_ptr[0]; struct net_device *dev = info->user_ptr[1]; struct ieee80211_channel *chan; - const u8 *bssid, *ssid, *ie = NULL; - int err, ssid_len, ie_len = 0; + const u8 *bssid, *ssid, *ie = NULL, *sae_data = NULL; + int err, ssid_len, ie_len = 0, sae_data_len = 0; enum nl80211_auth_type auth_type; struct key_parse key; bool local_state_change; @@ -4945,9 +4965,23 @@ static int nl80211_authenticate(struct sk_buff *skb, struct genl_info *info) } auth_type = nla_get_u32(info->attrs[NL80211_ATTR_AUTH_TYPE]); - if (!nl80211_valid_auth_type(auth_type)) + if (!nl80211_valid_auth_type(rdev, auth_type, NL80211_CMD_AUTHENTICATE)) return -EINVAL; + if (auth_type == NL80211_AUTHTYPE_SAE && + !info->attrs[NL80211_ATTR_SAE_DATA]) + return -EINVAL; + + if (info->attrs[NL80211_ATTR_SAE_DATA]) { + if (auth_type != NL80211_AUTHTYPE_SAE) + return -EINVAL; + sae_data = nla_data(info->attrs[NL80211_ATTR_SAE_DATA]); + sae_data_len = nla_len(info->attrs[NL80211_ATTR_SAE_DATA]); + /* need to include at least Auth Transaction and Status Code */ + if (sae_data_len < 4) + return -EINVAL; + } + local_state_change = !!info->attrs[NL80211_ATTR_LOCAL_STATE_CHANGE]; /* @@ -4959,7 +4993,8 @@ static int nl80211_authenticate(struct sk_buff *skb, struct genl_info *info) return cfg80211_mlme_auth(rdev, dev, chan, auth_type, bssid, ssid, ssid_len, ie, ie_len, - key.p.key, key.p.key_len, key.idx); + key.p.key, key.p.key_len, key.idx, + sae_data, sae_data_len); } static int nl80211_crypto_settings(struct cfg80211_registered_device *rdev, @@ -5596,7 +5631,8 @@ static int nl80211_connect(struct sk_buff *skb, struct genl_info *info) if (info->attrs[NL80211_ATTR_AUTH_TYPE]) { connect.auth_type = nla_get_u32(info->attrs[NL80211_ATTR_AUTH_TYPE]); - if (!nl80211_valid_auth_type(connect.auth_type)) + if (!nl80211_valid_auth_type(rdev, connect.auth_type, + NL80211_CMD_CONNECT)) return -EINVAL; } else connect.auth_type = NL80211_AUTHTYPE_AUTOMATIC; diff --git a/net/wireless/sme.c b/net/wireless/sme.c index 6f39cb8..055d596 100644 --- a/net/wireless/sme.c +++ b/net/wireless/sme.c @@ -179,7 +179,7 @@ static int cfg80211_conn_do_work(struct wireless_dev *wdev) params->ssid, params->ssid_len, NULL, 0, params->key, params->key_len, - params->key_idx); + params->key_idx, NULL, 0); case CFG80211_CONN_ASSOCIATE_NEXT: BUG_ON(!rdev->ops->assoc); wdev->conn->state = CFG80211_CONN_ASSOCIATING; -- cgit v0.10.2 From 6b8ece3a7031523a05a535761108775b1b67d272 Mon Sep 17 00:00:00 2001 From: Jouni Malinen Date: Sun, 30 Sep 2012 19:29:40 +0300 Subject: mac80211: Allow station mode SAE to be implemented in user space SAE uses two rounds of Authentication frames and both rounds require considerable calculation to be done. This commit extends the existing station mode authentication request to allow more control for user space programs to build the SAE fields and to run the authentication step ones. Only the second round with authentication transaction sequence 2 will result in moving to authenticated state. Signed-off-by: Jouni Malinen Signed-off-by: Johannes Berg diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h index c06219f..f17c41a 100644 --- a/net/mac80211/ieee80211_i.h +++ b/net/mac80211/ieee80211_i.h @@ -378,8 +378,9 @@ struct ieee80211_mgd_auth_data { u8 key_len, key_idx; bool done; - size_t ie_len; - u8 ie[]; + u16 sae_trans, sae_status; + size_t data_len; + u8 data[]; }; struct ieee80211_mgd_assoc_data { diff --git a/net/mac80211/main.c b/net/mac80211/main.c index 2c8969b..473b755 100644 --- a/net/mac80211/main.c +++ b/net/mac80211/main.c @@ -599,6 +599,7 @@ struct ieee80211_hw *ieee80211_alloc_hw(size_t priv_data_len, wiphy->flags |= WIPHY_FLAG_HAS_REMAIN_ON_CHANNEL; wiphy->features = NL80211_FEATURE_SK_TX_STATUS | + NL80211_FEATURE_SAE | NL80211_FEATURE_HT_IBSS; if (!ops->set_key) diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c index 04334b0..f24884a 100644 --- a/net/mac80211/mlme.c +++ b/net/mac80211/mlme.c @@ -1917,6 +1917,7 @@ ieee80211_rx_mgmt_auth(struct ieee80211_sub_if_data *sdata, case WLAN_AUTH_OPEN: case WLAN_AUTH_LEAP: case WLAN_AUTH_FT: + case WLAN_AUTH_SAE: break; case WLAN_AUTH_SHARED_KEY: if (ifmgd->auth_data->expected_transaction != 4) { @@ -1936,6 +1937,15 @@ ieee80211_rx_mgmt_auth(struct ieee80211_sub_if_data *sdata, ifmgd->auth_data->timeout = jiffies + IEEE80211_AUTH_WAIT_ASSOC; run_again(ifmgd, ifmgd->auth_data->timeout); + if (ifmgd->auth_data->algorithm == WLAN_AUTH_SAE && + ifmgd->auth_data->expected_transaction != 2) { + /* + * Report auth frame to user space for processing since another + * round of Authentication frames is still needed. + */ + return RX_MGMT_CFG80211_RX_AUTH; + } + /* move station state to auth */ mutex_lock(&sdata->local->sta_mtx); sta = sta_info_get(sdata, bssid); @@ -2762,13 +2772,23 @@ static int ieee80211_probe_auth(struct ieee80211_sub_if_data *sdata) drv_mgd_prepare_tx(local, sdata); if (auth_data->bss->proberesp_ies) { + u16 trans = 1; + u16 status = 0; + sdata_info(sdata, "send auth to %pM (try %d/%d)\n", auth_data->bss->bssid, auth_data->tries, IEEE80211_AUTH_MAX_TRIES); auth_data->expected_transaction = 2; - ieee80211_send_auth(sdata, 1, auth_data->algorithm, 0, - auth_data->ie, auth_data->ie_len, + + if (auth_data->algorithm == WLAN_AUTH_SAE) { + trans = auth_data->sae_trans; + status = auth_data->sae_status; + auth_data->expected_transaction = trans; + } + + ieee80211_send_auth(sdata, trans, auth_data->algorithm, status, + auth_data->data, auth_data->data_len, auth_data->bss->bssid, auth_data->bss->bssid, NULL, 0, 0); } else { @@ -3329,19 +3349,33 @@ int ieee80211_mgd_auth(struct ieee80211_sub_if_data *sdata, case NL80211_AUTHTYPE_NETWORK_EAP: auth_alg = WLAN_AUTH_LEAP; break; + case NL80211_AUTHTYPE_SAE: + auth_alg = WLAN_AUTH_SAE; + break; default: return -EOPNOTSUPP; } - auth_data = kzalloc(sizeof(*auth_data) + req->ie_len, GFP_KERNEL); + auth_data = kzalloc(sizeof(*auth_data) + req->sae_data_len + + req->ie_len, GFP_KERNEL); if (!auth_data) return -ENOMEM; auth_data->bss = req->bss; + if (req->sae_data_len >= 4) { + __le16 *pos = (__le16 *) req->sae_data; + auth_data->sae_trans = le16_to_cpu(pos[0]); + auth_data->sae_status = le16_to_cpu(pos[1]); + memcpy(auth_data->data, req->sae_data + 4, + req->sae_data_len - 4); + auth_data->data_len += req->sae_data_len - 4; + } + if (req->ie && req->ie_len) { - memcpy(auth_data->ie, req->ie, req->ie_len); - auth_data->ie_len = req->ie_len; + memcpy(&auth_data->data[auth_data->data_len], + req->ie, req->ie_len); + auth_data->data_len += req->ie_len; } if (req->key && req->key_len) { -- cgit v0.10.2 From eea57d42fb148a078ebc2f54731b580fb9edeaf7 Mon Sep 17 00:00:00 2001 From: Mohammed Shafi Shajakhan Date: Mon, 8 Oct 2012 21:33:47 +0530 Subject: mac80211: Use appropriate debug wrapper ieee80211_sta_expire will be called by both IBSS and mesh interfaces to account for inactive stations, so it would be more appropriate to use sta_dbg instead of ibss_dbg. Signed-off-by: Mohammed Shafi Shajakhan Signed-off-by: Johannes Berg diff --git a/net/mac80211/sta_info.c b/net/mac80211/sta_info.c index fa639f4..d5a5d62 100644 --- a/net/mac80211/sta_info.c +++ b/net/mac80211/sta_info.c @@ -893,8 +893,8 @@ void ieee80211_sta_expire(struct ieee80211_sub_if_data *sdata, continue; if (time_after(jiffies, sta->last_rx + exp_time)) { - ibss_dbg(sdata, "expiring inactive STA %pM\n", - sta->sta.addr); + sta_dbg(sta->sdata, "expiring inactive STA %pM\n", + sta->sta.addr); WARN_ON(__sta_info_destroy(sta)); } } -- cgit v0.10.2 From 1258d97616fdca9abc0c21f2edeb1d5b21dcb128 Mon Sep 17 00:00:00 2001 From: Ashok Nagarajan Date: Tue, 9 Oct 2012 13:27:47 -0700 Subject: mac80211: move out the non-statistics variable estab_plinks from mesh_stat estab_plinks is not a statistics member. Hence move estab_plinks from struct mesh_stat to struct ieee80211_if_mesh Signed-off-by: Ashok Nagarajan Signed-off-by: Johannes Berg diff --git a/net/mac80211/debugfs_netdev.c b/net/mac80211/debugfs_netdev.c index 34e1739..8802b8d 100644 --- a/net/mac80211/debugfs_netdev.c +++ b/net/mac80211/debugfs_netdev.c @@ -471,7 +471,7 @@ IEEE80211_IF_FILE(dropped_frames_congestion, u.mesh.mshstats.dropped_frames_congestion, DEC); IEEE80211_IF_FILE(dropped_frames_no_route, u.mesh.mshstats.dropped_frames_no_route, DEC); -IEEE80211_IF_FILE(estab_plinks, u.mesh.mshstats.estab_plinks, ATOMIC); +IEEE80211_IF_FILE(estab_plinks, u.mesh.estab_plinks, ATOMIC); /* Mesh parameters */ IEEE80211_IF_FILE(dot11MeshMaxRetries, diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h index f17c41a..b738245 100644 --- a/net/mac80211/ieee80211_i.h +++ b/net/mac80211/ieee80211_i.h @@ -316,7 +316,6 @@ struct mesh_stats { __u32 dropped_frames_ttl; /* Not transmitted since mesh_ttl == 0*/ __u32 dropped_frames_no_route; /* Not transmitted, no route found */ __u32 dropped_frames_congestion;/* Not forwarded due to congestion */ - atomic_t estab_plinks; }; #define PREQ_Q_F_START 0x1 @@ -599,6 +598,7 @@ struct ieee80211_if_mesh { int preq_queue_len; struct mesh_stats mshstats; struct mesh_config mshcfg; + atomic_t estab_plinks; u32 mesh_seqnum; bool accepting_plinks; int num_gates; diff --git a/net/mac80211/mesh.c b/net/mac80211/mesh.c index 19725e0..5bed4fd 100644 --- a/net/mac80211/mesh.c +++ b/net/mac80211/mesh.c @@ -264,7 +264,7 @@ mesh_add_meshconf_ie(struct sk_buff *skb, struct ieee80211_sub_if_data *sdata) /* Authentication Protocol identifier */ *pos++ = ifmsh->mesh_auth_id; /* Mesh Formation Info - number of neighbors */ - neighbors = atomic_read(&ifmsh->mshstats.estab_plinks); + neighbors = atomic_read(&ifmsh->estab_plinks); /* Number of neighbor mesh STAs or 15 whichever is smaller */ neighbors = (neighbors > 15) ? 15 : neighbors; *pos++ = neighbors << 1; diff --git a/net/mac80211/mesh.h b/net/mac80211/mesh.h index 25d0f17..8334e94 100644 --- a/net/mac80211/mesh.h +++ b/net/mac80211/mesh.h @@ -324,7 +324,7 @@ extern int mesh_allocated; static inline int mesh_plink_free_count(struct ieee80211_sub_if_data *sdata) { return sdata->u.mesh.mshcfg.dot11MeshMaxPeerLinks - - atomic_read(&sdata->u.mesh.mshstats.estab_plinks); + atomic_read(&sdata->u.mesh.estab_plinks); } static inline bool mesh_plink_availables(struct ieee80211_sub_if_data *sdata) diff --git a/net/mac80211/mesh_plink.c b/net/mac80211/mesh_plink.c index 8a8b459..234fe75 100644 --- a/net/mac80211/mesh_plink.c +++ b/net/mac80211/mesh_plink.c @@ -50,14 +50,14 @@ static int mesh_plink_frame_tx(struct ieee80211_sub_if_data *sdata, static inline u32 mesh_plink_inc_estab_count(struct ieee80211_sub_if_data *sdata) { - atomic_inc(&sdata->u.mesh.mshstats.estab_plinks); + atomic_inc(&sdata->u.mesh.estab_plinks); return mesh_accept_plinks_update(sdata); } static inline u32 mesh_plink_dec_estab_count(struct ieee80211_sub_if_data *sdata) { - atomic_dec(&sdata->u.mesh.mshstats.estab_plinks); + atomic_dec(&sdata->u.mesh.estab_plinks); return mesh_accept_plinks_update(sdata); } -- cgit v0.10.2 From d4950281d72d8845225e3a39dbeb366c40c824c9 Mon Sep 17 00:00:00 2001 From: Mahesh Palivela Date: Wed, 10 Oct 2012 11:25:40 +0000 Subject: ieee80211: Rename VHT cap struct Rename struct ieee80211_vht_capabilities to ieee80211_vht_cap and renamed its member vht_capabilities_info to vht_cap_info. Signed-off-by: Mahesh Palivela Signed-off-by: Johannes Berg diff --git a/include/linux/ieee80211.h b/include/linux/ieee80211.h index 2385119..8c803f0 100644 --- a/include/linux/ieee80211.h +++ b/include/linux/ieee80211.h @@ -1107,20 +1107,6 @@ struct ieee80211_ht_operation { #define WLAN_HT_SMPS_CONTROL_STATIC 1 #define WLAN_HT_SMPS_CONTROL_DYNAMIC 3 -#define VHT_MCS_SUPPORTED_SET_SIZE 8 - -struct ieee80211_vht_capabilities { - __le32 vht_capabilities_info; - u8 vht_supported_mcs_set[VHT_MCS_SUPPORTED_SET_SIZE]; -} __packed; - -struct ieee80211_vht_operation { - u8 vht_op_info_chwidth; - u8 vht_op_info_chan_center_freq_seg1_idx; - u8 vht_op_info_chan_center_freq_seg2_idx; - __le16 vht_basic_mcs_set; -} __packed; - /** * struct ieee80211_vht_mcs_info - VHT MCS information * @rx_mcs_map: RX MCS map 2 bits for each stream, total 8 streams @@ -1141,6 +1127,37 @@ struct ieee80211_vht_mcs_info { __le16 tx_highest; } __packed; +/** + * struct ieee80211_vht_cap - VHT capabilities + * + * This structure is the "VHT capabilities element" as + * described in 802.11ac D3.0 8.4.2.160 + * @vht_cap_info: VHT capability info + * @supp_mcs: VHT MCS supported rates + */ +struct ieee80211_vht_cap { + __le32 vht_cap_info; + struct ieee80211_vht_mcs_info supp_mcs; +} __packed; + +/** + * struct ieee80211_vht_operation - VHT operation IE + * + * This structure is the "VHT operation element" as + * described in 802.11ac D3.0 8.4.2.161 + * @chan_width: Operating channel width + * @center_freq_seg1_idx: center freq segment 1 index + * @center_freq_seg2_idx: center freq segment 2 index + * @basic_mcs_set: VHT Basic MCS rate set + */ +struct ieee80211_vht_operation { + u8 chan_width; + u8 center_freq_seg1_idx; + u8 center_freq_seg2_idx; + __le16 basic_mcs_set; +} __packed; + + #define IEEE80211_VHT_MCS_ZERO_TO_SEVEN_SUPPORT 0 #define IEEE80211_VHT_MCS_ZERO_TO_EIGHT_SUPPORT 1 #define IEEE80211_VHT_MCS_ZERO_TO_NINE_SUPPORT 2 diff --git a/net/mac80211/main.c b/net/mac80211/main.c index 473b755..620f427 100644 --- a/net/mac80211/main.c +++ b/net/mac80211/main.c @@ -876,7 +876,7 @@ int ieee80211_register_hw(struct ieee80211_hw *hw) if (supp_vht) local->scan_ies_len += - 2 + sizeof(struct ieee80211_vht_capabilities); + 2 + sizeof(struct ieee80211_vht_cap); if (!local->ops->hw_scan) { /* For hw_scan, driver needs to set these up. */ diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c index f24884a..4af5a3e 100644 --- a/net/mac80211/mlme.c +++ b/net/mac80211/mlme.c @@ -353,7 +353,7 @@ static void ieee80211_add_vht_ie(struct ieee80211_sub_if_data *sdata, cap = vht_cap.cap; /* reserve and fill IE */ - pos = skb_put(skb, sizeof(struct ieee80211_vht_capabilities) + 2); + pos = skb_put(skb, sizeof(struct ieee80211_vht_cap) + 2); ieee80211_ie_build_vht_cap(pos, &vht_cap, cap); } @@ -412,7 +412,7 @@ static void ieee80211_send_assoc(struct ieee80211_sub_if_data *sdata) 4 + /* power capability */ 2 + 2 * sband->n_channels + /* supported channels */ 2 + sizeof(struct ieee80211_ht_cap) + /* HT */ - 2 + sizeof(struct ieee80211_vht_capabilities) + /* VHT */ + 2 + sizeof(struct ieee80211_vht_cap) + /* VHT */ assoc_data->ie_len + /* extra IEs */ 9, /* WMM */ GFP_KERNEL); diff --git a/net/mac80211/util.c b/net/mac80211/util.c index 558412d..3dca982 100644 --- a/net/mac80211/util.c +++ b/net/mac80211/util.c @@ -1775,8 +1775,8 @@ u8 *ieee80211_ie_build_vht_cap(u8 *pos, struct ieee80211_sta_vht_cap *vht_cap, __le32 tmp; *pos++ = WLAN_EID_VHT_CAPABILITY; - *pos++ = sizeof(struct ieee80211_vht_capabilities); - memset(pos, 0, sizeof(struct ieee80211_vht_capabilities)); + *pos++ = sizeof(struct ieee80211_vht_cap); + memset(pos, 0, sizeof(struct ieee80211_vht_cap)); /* capability flags */ tmp = cpu_to_le32(cap); -- cgit v0.10.2 From 818255ea47709065c53c86ca47fce96d8580bee1 Mon Sep 17 00:00:00 2001 From: Mahesh Palivela Date: Wed, 10 Oct 2012 11:33:04 +0000 Subject: mac80211: VHT peer STA caps Save the AP's VHT capabilities (in managed mode) and make them available to the driver in the station information. Unlike HT capabilities, they aren't restricted to the common capabilities, so drivers must be aware of their own capabilities. Signed-off-by: Mahesh Palivela [fix endian conversion bug ...] Signed-off-by: Johannes Berg diff --git a/include/net/mac80211.h b/include/net/mac80211.h index f12df5b..89d5bba 100644 --- a/include/net/mac80211.h +++ b/include/net/mac80211.h @@ -1122,6 +1122,8 @@ enum ieee80211_sta_state { * @aid: AID we assigned to the station if we're an AP * @supp_rates: Bitmap of supported rates (per band) * @ht_cap: HT capabilities of this STA; restricted to our own TX capabilities + * @vht_cap: VHT capabilities of this STA; Not restricting any capabilities + * of remote STA. Taking as is. * @wme: indicates whether the STA supports WME. Only valid during AP-mode. * @drv_priv: data area for driver use, will always be aligned to * sizeof(void *), size is determined in hw information. @@ -1134,6 +1136,7 @@ struct ieee80211_sta { u8 addr[ETH_ALEN]; u16 aid; struct ieee80211_sta_ht_cap ht_cap; + struct ieee80211_sta_vht_cap vht_cap; bool wme; u8 uapsd_queues; u8 max_sp; diff --git a/net/mac80211/Makefile b/net/mac80211/Makefile index a7dd110..4911202 100644 --- a/net/mac80211/Makefile +++ b/net/mac80211/Makefile @@ -8,6 +8,7 @@ mac80211-y := \ wpa.o \ scan.o offchannel.o \ ht.o agg-tx.o agg-rx.o \ + vht.o \ ibss.o \ iface.o \ rate.o \ diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h index b738245..6327816 100644 --- a/net/mac80211/ieee80211_i.h +++ b/net/mac80211/ieee80211_i.h @@ -1188,6 +1188,8 @@ struct ieee802_11_elems { u8 *wmm_param; struct ieee80211_ht_cap *ht_cap_elem; struct ieee80211_ht_operation *ht_operation; + struct ieee80211_vht_cap *vht_cap_elem; + struct ieee80211_vht_operation *vht_operation; struct ieee80211_meshconf_ie *mesh_config; u8 *mesh_id; u8 *peering; @@ -1416,6 +1418,11 @@ void ieee80211_release_reorder_timeout(struct sta_info *sta, int tid); u8 ieee80211_mcs_to_chains(const struct ieee80211_mcs_info *mcs); +/* VHT */ +void ieee80211_vht_cap_ie_to_sta_vht_cap(struct ieee80211_sub_if_data *sdata, + struct ieee80211_supported_band *sband, + struct ieee80211_vht_cap *vht_cap_ie, + struct ieee80211_sta_vht_cap *vht_cap); /* Spectrum management */ void ieee80211_process_measurement_req(struct ieee80211_sub_if_data *sdata, struct ieee80211_mgmt *mgmt, diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c index 4af5a3e..ab39c4f 100644 --- a/net/mac80211/mlme.c +++ b/net/mac80211/mlme.c @@ -2156,6 +2156,11 @@ static bool ieee80211_assoc_success(struct ieee80211_sub_if_data *sdata, sta->supports_40mhz = sta->sta.ht_cap.cap & IEEE80211_HT_CAP_SUP_WIDTH_20_40; + if (elems.vht_cap_elem && !(ifmgd->flags & IEEE80211_STA_DISABLE_VHT)) + ieee80211_vht_cap_ie_to_sta_vht_cap(sdata, sband, + elems.vht_cap_elem, + &sta->sta.vht_cap); + rate_control_rate_init(sta); if (ifmgd->flags & IEEE80211_STA_MFP_ENABLED) diff --git a/net/mac80211/util.c b/net/mac80211/util.c index 3dca982..51a4a25 100644 --- a/net/mac80211/util.c +++ b/net/mac80211/util.c @@ -741,6 +741,18 @@ u32 ieee802_11_parse_elems_crc(u8 *start, size_t len, else elem_parse_failed = true; break; + case WLAN_EID_VHT_CAPABILITY: + if (elen >= sizeof(struct ieee80211_vht_cap)) + elems->vht_cap_elem = (void *)pos; + else + elem_parse_failed = true; + break; + case WLAN_EID_VHT_OPERATION: + if (elen >= sizeof(struct ieee80211_vht_operation)) + elems->vht_operation = (void *)pos; + else + elem_parse_failed = true; + break; case WLAN_EID_MESH_ID: elems->mesh_id = pos; elems->mesh_id_len = elen; diff --git a/net/mac80211/vht.c b/net/mac80211/vht.c new file mode 100644 index 0000000..f311388 --- /dev/null +++ b/net/mac80211/vht.c @@ -0,0 +1,35 @@ +/* + * VHT handling + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#include +#include +#include +#include "ieee80211_i.h" + + +void ieee80211_vht_cap_ie_to_sta_vht_cap(struct ieee80211_sub_if_data *sdata, + struct ieee80211_supported_band *sband, + struct ieee80211_vht_cap *vht_cap_ie, + struct ieee80211_sta_vht_cap *vht_cap) +{ + if (WARN_ON_ONCE(!vht_cap)) + return; + + memset(vht_cap, 0, sizeof(*vht_cap)); + + if (!vht_cap_ie || !sband->vht_cap.vht_supported) + return; + + vht_cap->vht_supported = true; + + vht_cap->cap = le32_to_cpu(vht_cap_ie->vht_cap_info); + + /* Copy peer MCS info, the driver might need them. */ + memcpy(&vht_cap->vht_mcs, &vht_cap_ie->supp_mcs, + sizeof(struct ieee80211_vht_mcs_info)); +} -- cgit v0.10.2 From f461be3eff662f01a177ecea8c1d7b040bb6bfbe Mon Sep 17 00:00:00 2001 From: Mahesh Palivela Date: Thu, 11 Oct 2012 08:04:52 +0000 Subject: {nl,cfg}80211: Peer STA VHT caps To save STAs VHT caps in AP mode Signed-off-by: Mahesh Palivela Signed-off-by: Johannes Berg diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h index 60cebfa..607b5c0 100644 --- a/include/net/cfg80211.h +++ b/include/net/cfg80211.h @@ -498,6 +498,7 @@ enum station_parameters_apply_mask { * @plink_action: plink action to take * @plink_state: set the peer link state for a station * @ht_capa: HT capabilities of station + * @vht_capa: VHT capabilities of station * @uapsd_queues: bitmap of queues configured for uapsd. same format * as the AC bitmap in the QoS info field * @max_sp: max Service Period. same format as the MAX_SP in the @@ -517,6 +518,7 @@ struct station_parameters { u8 plink_action; u8 plink_state; struct ieee80211_ht_cap *ht_capa; + struct ieee80211_vht_cap *vht_capa; u8 uapsd_queues; u8 max_sp; }; diff --git a/include/uapi/linux/nl80211.h b/include/uapi/linux/nl80211.h index 179a0c2..71ab23b 100644 --- a/include/uapi/linux/nl80211.h +++ b/include/uapi/linux/nl80211.h @@ -1276,6 +1276,9 @@ enum nl80211_commands { * @NL80211_ATTR_SAE_DATA: SAE elements in Authentication frames. This starts * with the Authentication transaction sequence number field. * + * @NL80211_ATTR_VHT_CAPABILITY: VHT Capability information element (from + * association request when used with NL80211_CMD_NEW_STATION) + * * @NL80211_ATTR_MAX: highest attribute number currently defined * @__NL80211_ATTR_AFTER_LAST: internal use */ @@ -1535,6 +1538,8 @@ enum nl80211_attrs { NL80211_ATTR_SAE_DATA, + NL80211_ATTR_VHT_CAPABILITY, + /* add attributes here, update the policy in nl80211.c */ __NL80211_ATTR_AFTER_LAST, @@ -1578,6 +1583,7 @@ enum nl80211_attrs { #define NL80211_TKIP_DATA_OFFSET_TX_MIC_KEY 16 #define NL80211_TKIP_DATA_OFFSET_RX_MIC_KEY 24 #define NL80211_HT_CAPABILITY_LEN 26 +#define NL80211_VHT_CAPABILITY_LEN 12 #define NL80211_MAX_NR_CIPHER_SUITES 5 #define NL80211_MAX_NR_AKM_SUITES 2 diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c index 03216b0..ed27988 100644 --- a/net/mac80211/cfg.c +++ b/net/mac80211/cfg.c @@ -1157,6 +1157,11 @@ static int sta_apply_parameters(struct ieee80211_local *local, params->ht_capa, &sta->sta.ht_cap); + if (params->vht_capa) + ieee80211_vht_cap_ie_to_sta_vht_cap(sdata, sband, + params->vht_capa, + &sta->sta.vht_cap); + if (ieee80211_vif_is_mesh(&sdata->vif)) { #ifdef CONFIG_MAC80211_MESH if (sdata->u.mesh.security & IEEE80211_MESH_SEC_SECURED) diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c index 74d8123..ef170e9 100644 --- a/net/wireless/nl80211.c +++ b/net/wireless/nl80211.c @@ -355,6 +355,7 @@ static const struct nla_policy nl80211_policy[NL80211_ATTR_MAX+1] = { [NL80211_ATTR_WDEV] = { .type = NLA_U64 }, [NL80211_ATTR_USER_REG_HINT_TYPE] = { .type = NLA_U32 }, [NL80211_ATTR_SAE_DATA] = { .type = NLA_BINARY, }, + [NL80211_ATTR_VHT_CAPABILITY] = { .len = NL80211_VHT_CAPABILITY_LEN }, }; /* policy for the key attributes */ @@ -3223,6 +3224,10 @@ static int nl80211_new_station(struct sk_buff *skb, struct genl_info *info) params.ht_capa = nla_data(info->attrs[NL80211_ATTR_HT_CAPABILITY]); + if (info->attrs[NL80211_ATTR_VHT_CAPABILITY]) + params.vht_capa = + nla_data(info->attrs[NL80211_ATTR_VHT_CAPABILITY]); + if (info->attrs[NL80211_ATTR_STA_PLINK_ACTION]) params.plink_action = nla_get_u8(info->attrs[NL80211_ATTR_STA_PLINK_ACTION]); -- cgit v0.10.2 From ed47377154310fd2fd59d75fcdeb3d022344fb31 Mon Sep 17 00:00:00 2001 From: Sam Leffler Date: Thu, 11 Oct 2012 21:03:31 -0700 Subject: {nl,cfg}80211: add a flags word to scan requests Add a flags word to direct and scheduled scan requests; it will be used for control of optional behaviours such as flushing the bss cache prior to doing a scan. Signed-off-by: Sam Leffler Tested-by: Amitkumar Karwar Signed-off-by: Amitkumar Karwar Signed-off-by: Bing Zhao Signed-off-by: Johannes Berg diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h index 607b5c0..d95da8f 100644 --- a/include/net/cfg80211.h +++ b/include/net/cfg80211.h @@ -1002,6 +1002,7 @@ struct cfg80211_ssid { * @n_channels: total number of channels to scan * @ie: optional information element(s) to add into Probe Request or %NULL * @ie_len: length of ie in octets + * @flags: bit field of flags controlling operation * @rates: bitmap of rates to advertise for each band * @wiphy: the wiphy this was for * @wdev: the wireless device to scan for @@ -1014,6 +1015,7 @@ struct cfg80211_scan_request { u32 n_channels; const u8 *ie; size_t ie_len; + u32 flags; u32 rates[IEEE80211_NUM_BANDS]; @@ -1046,6 +1048,7 @@ struct cfg80211_match_set { * @interval: interval between each scheduled scan cycle * @ie: optional information element(s) to add into Probe Request or %NULL * @ie_len: length of ie in octets + * @flags: bit field of flags controlling operation * @match_sets: sets of parameters to be matched for a scan result * entry to be considered valid and to be passed to the host * (others are filtered out). @@ -1063,6 +1066,7 @@ struct cfg80211_sched_scan_request { u32 interval; const u8 *ie; size_t ie_len; + u32 flags; struct cfg80211_match_set *match_sets; int n_match_sets; s32 rssi_thold; diff --git a/include/uapi/linux/nl80211.h b/include/uapi/linux/nl80211.h index 71ab23b..4d0b49e 100644 --- a/include/uapi/linux/nl80211.h +++ b/include/uapi/linux/nl80211.h @@ -1279,6 +1279,8 @@ enum nl80211_commands { * @NL80211_ATTR_VHT_CAPABILITY: VHT Capability information element (from * association request when used with NL80211_CMD_NEW_STATION) * + * @NL80211_ATTR_SCAN_FLAGS: scan request control flags (u32) + * * @NL80211_ATTR_MAX: highest attribute number currently defined * @__NL80211_ATTR_AFTER_LAST: internal use */ @@ -1540,6 +1542,8 @@ enum nl80211_attrs { NL80211_ATTR_VHT_CAPABILITY, + NL80211_ATTR_SCAN_FLAGS, + /* add attributes here, update the policy in nl80211.c */ __NL80211_ATTR_AFTER_LAST, @@ -3086,4 +3090,15 @@ enum nl80211_connect_failed_reason { NL80211_CONN_FAIL_BLOCKED_CLIENT, }; +/** + * enum nl80211_scan_flags - scan request control flags + * + * Scan request control flags are used to control the handling + * of NL80211_CMD_TRIGGER_SCAN and NL80211_CMD_START_SCHED_SCAN + * requests. + * (will be filled) +enum nl80211_scan_flags { +}; + */ + #endif /* __LINUX_NL80211_H */ diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c index ef170e9..dc08211 100644 --- a/net/wireless/nl80211.c +++ b/net/wireless/nl80211.c @@ -356,6 +356,7 @@ static const struct nla_policy nl80211_policy[NL80211_ATTR_MAX+1] = { [NL80211_ATTR_USER_REG_HINT_TYPE] = { .type = NLA_U32 }, [NL80211_ATTR_SAE_DATA] = { .type = NLA_BINARY, }, [NL80211_ATTR_VHT_CAPABILITY] = { .len = NL80211_VHT_CAPABILITY_LEN }, + [NL80211_ATTR_SCAN_FLAGS] = { .type = NLA_U32 }, }; /* policy for the key attributes */ @@ -4367,6 +4368,10 @@ static int nl80211_trigger_scan(struct sk_buff *skb, struct genl_info *info) } } + if (info->attrs[NL80211_ATTR_SCAN_FLAGS]) + request->flags = nla_get_u32( + info->attrs[NL80211_ATTR_SCAN_FLAGS]); + request->no_cck = nla_get_flag(info->attrs[NL80211_ATTR_TX_NO_CCK_RATE]); @@ -4598,6 +4603,10 @@ static int nl80211_start_sched_scan(struct sk_buff *skb, request->ie_len); } + if (info->attrs[NL80211_ATTR_SCAN_FLAGS]) + request->flags = nla_get_u32( + info->attrs[NL80211_ATTR_SCAN_FLAGS]); + request->dev = dev; request->wiphy = &rdev->wiphy; request->interval = interval; @@ -7663,6 +7672,9 @@ static int nl80211_add_scan_req(struct sk_buff *msg, nla_put(msg, NL80211_ATTR_IE, req->ie_len, req->ie)) goto nla_put_failure; + if (req->flags) + nla_put_u32(msg, NL80211_ATTR_SCAN_FLAGS, req->flags); + return 0; nla_put_failure: return -ENOBUFS; -- cgit v0.10.2 From e8e27c668bf5977d9fe1a64d0b69598ff9e292b7 Mon Sep 17 00:00:00 2001 From: Amitkumar Karwar Date: Thu, 11 Oct 2012 21:03:33 -0700 Subject: cfg80211: code rearrangement to avoid forward declarations bss_release() and __cfg80211_unlink_bss() function definitions are moved at the begining of the file. They are used in next patch in this series. Signed-off-by: Amitkumar Karwar Signed-off-by: Bing Zhao Signed-off-by: Johannes Berg diff --git a/net/wireless/scan.c b/net/wireless/scan.c index 9730c98..2005096 100644 --- a/net/wireless/scan.c +++ b/net/wireless/scan.c @@ -20,6 +20,33 @@ #define IEEE80211_SCAN_RESULT_EXPIRE (30 * HZ) +static void bss_release(struct kref *ref) +{ + struct cfg80211_internal_bss *bss; + + bss = container_of(ref, struct cfg80211_internal_bss, ref); + if (bss->pub.free_priv) + bss->pub.free_priv(&bss->pub); + + if (bss->beacon_ies_allocated) + kfree(bss->pub.beacon_ies); + if (bss->proberesp_ies_allocated) + kfree(bss->pub.proberesp_ies); + + BUG_ON(atomic_read(&bss->hold)); + + kfree(bss); +} + +/* must hold dev->bss_lock! */ +static void __cfg80211_unlink_bss(struct cfg80211_registered_device *dev, + struct cfg80211_internal_bss *bss) +{ + list_del_init(&bss->list); + rb_erase(&bss->rbn, &dev->bss_tree); + kref_put(&bss->ref, bss_release); +} + void ___cfg80211_scan_done(struct cfg80211_registered_device *rdev, bool leak) { struct cfg80211_scan_request *request; @@ -158,24 +185,6 @@ int __cfg80211_stop_sched_scan(struct cfg80211_registered_device *rdev, return 0; } -static void bss_release(struct kref *ref) -{ - struct cfg80211_internal_bss *bss; - - bss = container_of(ref, struct cfg80211_internal_bss, ref); - if (bss->pub.free_priv) - bss->pub.free_priv(&bss->pub); - - if (bss->beacon_ies_allocated) - kfree(bss->pub.beacon_ies); - if (bss->proberesp_ies_allocated) - kfree(bss->pub.proberesp_ies); - - BUG_ON(atomic_read(&bss->hold)); - - kfree(bss); -} - /* must hold dev->bss_lock! */ void cfg80211_bss_age(struct cfg80211_registered_device *dev, unsigned long age_secs) @@ -189,15 +198,6 @@ void cfg80211_bss_age(struct cfg80211_registered_device *dev, } /* must hold dev->bss_lock! */ -static void __cfg80211_unlink_bss(struct cfg80211_registered_device *dev, - struct cfg80211_internal_bss *bss) -{ - list_del_init(&bss->list); - rb_erase(&bss->rbn, &dev->bss_tree); - kref_put(&bss->ref, bss_release); -} - -/* must hold dev->bss_lock! */ void cfg80211_bss_expire(struct cfg80211_registered_device *dev) { struct cfg80211_internal_bss *bss, *tmp; -- cgit v0.10.2 From 46856bbf0f0412c12e9674df68822cb531d49327 Mon Sep 17 00:00:00 2001 From: Sam Leffler Date: Thu, 11 Oct 2012 21:03:32 -0700 Subject: cfg80211: add scan flag to indicate its priority Add NL80211_SCAN_FLAG_LOW_PRIORITY flag support. It tells drivers that this is a low priority scan request, so that they can take necessary action. Drivers need to advertise low priority scan capability during registration. Signed-off-by: Sam Leffler Tested-by: Amitkumar Karwar Signed-off-by: Amitkumar Karwar Signed-off-by: Bing Zhao Signed-off-by: Johannes Berg diff --git a/include/uapi/linux/nl80211.h b/include/uapi/linux/nl80211.h index 4d0b49e..c68e15e 100644 --- a/include/uapi/linux/nl80211.h +++ b/include/uapi/linux/nl80211.h @@ -3048,6 +3048,7 @@ enum nl80211_ap_sme_features { * @NL80211_FEATURE_SAE: This driver supports simultaneous authentication of * equals (SAE) with user space SME (NL80211_CMD_AUTHENTICATE) in station * mode + * @NL80211_FEATURE_LOW_PRIORITY_SCAN: This driver supports low priority scan */ enum nl80211_feature_flags { NL80211_FEATURE_SK_TX_STATUS = 1 << 0, @@ -3056,6 +3057,7 @@ enum nl80211_feature_flags { NL80211_FEATURE_CELL_BASE_REG_HINTS = 1 << 3, NL80211_FEATURE_P2P_DEVICE_NEEDS_CHANNEL = 1 << 4, NL80211_FEATURE_SAE = 1 << 5, + NL80211_FEATURE_LOW_PRIORITY_SCAN = 1 << 6, }; /** @@ -3096,9 +3098,11 @@ enum nl80211_connect_failed_reason { * Scan request control flags are used to control the handling * of NL80211_CMD_TRIGGER_SCAN and NL80211_CMD_START_SCHED_SCAN * requests. - * (will be filled) + * + * @NL80211_SCAN_FLAG_LOW_PRIORITY: scan request has low priority + */ enum nl80211_scan_flags { + NL80211_SCAN_FLAG_LOW_PRIORITY = 1<<0, }; - */ #endif /* __LINUX_NL80211_H */ diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c index dc08211..aee252d 100644 --- a/net/wireless/nl80211.c +++ b/net/wireless/nl80211.c @@ -4368,9 +4368,15 @@ static int nl80211_trigger_scan(struct sk_buff *skb, struct genl_info *info) } } - if (info->attrs[NL80211_ATTR_SCAN_FLAGS]) + if (info->attrs[NL80211_ATTR_SCAN_FLAGS]) { request->flags = nla_get_u32( info->attrs[NL80211_ATTR_SCAN_FLAGS]); + if ((request->flags & NL80211_SCAN_FLAG_LOW_PRIORITY) && + !(wiphy->features & NL80211_FEATURE_LOW_PRIORITY_SCAN)) { + err = -EOPNOTSUPP; + goto out_free; + } + } request->no_cck = nla_get_flag(info->attrs[NL80211_ATTR_TX_NO_CCK_RATE]); @@ -4603,9 +4609,15 @@ static int nl80211_start_sched_scan(struct sk_buff *skb, request->ie_len); } - if (info->attrs[NL80211_ATTR_SCAN_FLAGS]) + if (info->attrs[NL80211_ATTR_SCAN_FLAGS]) { request->flags = nla_get_u32( info->attrs[NL80211_ATTR_SCAN_FLAGS]); + if ((request->flags & NL80211_SCAN_FLAG_LOW_PRIORITY) && + !(wiphy->features & NL80211_FEATURE_LOW_PRIORITY_SCAN)) { + err = -EOPNOTSUPP; + goto out_free; + } + } request->dev = dev; request->wiphy = &rdev->wiphy; -- cgit v0.10.2 From b292219fa5061e2657ecf518b48426913d0ddae6 Mon Sep 17 00:00:00 2001 From: Johannes Berg Date: Fri, 12 Oct 2012 10:55:53 +0200 Subject: wireless: use OR operation to set wiphy features The next patch will introduce a flag that is set by default in cfg80211 so drivers and mac80211 need to use |= to set features they have so that they don't clear the already-set feature. We could set the flag in wiphy_register() instead of wiphy_new() to avoid this patch, but then the drivers couldn't *unset* flags they don't want to use even though the implementation is generic. Signed-off-by: Johannes Berg diff --git a/drivers/net/wireless/ath/ath6kl/cfg80211.c b/drivers/net/wireless/ath/ath6kl/cfg80211.c index 7089f81..99a75d9 100644 --- a/drivers/net/wireless/ath/ath6kl/cfg80211.c +++ b/drivers/net/wireless/ath/ath6kl/cfg80211.c @@ -3651,7 +3651,7 @@ int ath6kl_cfg80211_init(struct ath6kl *ar) if (test_bit(ATH6KL_FW_CAPABILITY_INACTIVITY_TIMEOUT, ar->fw_capabilities)) - ar->wiphy->features = NL80211_FEATURE_INACTIVITY_TIMER; + ar->wiphy->features |= NL80211_FEATURE_INACTIVITY_TIMER; ar->wiphy->probe_resp_offload = NL80211_PROBE_RESP_OFFLOAD_SUPPORT_WPS | diff --git a/drivers/net/wireless/mwifiex/cfg80211.c b/drivers/net/wireless/mwifiex/cfg80211.c index 0679458..38a5871 100644 --- a/drivers/net/wireless/mwifiex/cfg80211.c +++ b/drivers/net/wireless/mwifiex/cfg80211.c @@ -2250,8 +2250,8 @@ int mwifiex_register_cfg80211(struct mwifiex_adapter *adapter) wiphy->available_antennas_tx = BIT(adapter->number_of_antenna) - 1; wiphy->available_antennas_rx = BIT(adapter->number_of_antenna) - 1; - wiphy->features = NL80211_FEATURE_HT_IBSS | - NL80211_FEATURE_INACTIVITY_TIMER; + wiphy->features |= NL80211_FEATURE_HT_IBSS | + NL80211_FEATURE_INACTIVITY_TIMER; /* Reserve space for mwifiex specific private data for BSS */ wiphy->bss_priv_size = sizeof(struct mwifiex_bss_priv); diff --git a/net/mac80211/main.c b/net/mac80211/main.c index 620f427..931f14f 100644 --- a/net/mac80211/main.c +++ b/net/mac80211/main.c @@ -598,9 +598,9 @@ struct ieee80211_hw *ieee80211_alloc_hw(size_t priv_data_len, if (ops->remain_on_channel) wiphy->flags |= WIPHY_FLAG_HAS_REMAIN_ON_CHANNEL; - wiphy->features = NL80211_FEATURE_SK_TX_STATUS | - NL80211_FEATURE_SAE | - NL80211_FEATURE_HT_IBSS; + wiphy->features |= NL80211_FEATURE_SK_TX_STATUS | + NL80211_FEATURE_SAE | + NL80211_FEATURE_HT_IBSS; if (!ops->set_key) wiphy->flags |= WIPHY_FLAG_IBSS_RSN; -- cgit v0.10.2 From 15d6030b4bec618742b8b9ccae9209c8f9e4a916 Mon Sep 17 00:00:00 2001 From: Sam Leffler Date: Thu, 11 Oct 2012 21:03:34 -0700 Subject: cfg80211: add support for flushing old scan results Add an NL80211_SCAN_FLAG_FLUSH flag that causes old bss cache entries to be flushed on scan completion. This is useful for collecting guaranteed fresh scan/survey result (e.g. on resume). For normal scan, flushing only happens on successful completion of a scan; i.e. it does not happen if the scan is aborted. For scheduled scan, previous scan results are flushed everytime when we get new scan results. This feature is enabled by default. Drivers can disable it by unsetting the NL80211_FEATURE_SCAN_FLUSH flag. Signed-off-by: Sam Leffler Tested-by: Amitkumar Karwar Signed-off-by: Amitkumar Karwar Signed-off-by: Bing Zhao [invert polarity of feature flag to account for old kernels] Signed-off-by: Johannes Berg diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h index d95da8f..aa0e4a1 100644 --- a/include/net/cfg80211.h +++ b/include/net/cfg80211.h @@ -1005,6 +1005,7 @@ struct cfg80211_ssid { * @flags: bit field of flags controlling operation * @rates: bitmap of rates to advertise for each band * @wiphy: the wiphy this was for + * @scan_start: time (in jiffies) when the scan started * @wdev: the wireless device to scan for * @aborted: (internal) scan request was notified as aborted * @no_cck: used to send probe requests at non CCK rate in 2GHz band @@ -1023,6 +1024,7 @@ struct cfg80211_scan_request { /* internal */ struct wiphy *wiphy; + unsigned long scan_start; bool aborted; bool no_cck; @@ -1074,6 +1076,7 @@ struct cfg80211_sched_scan_request { /* internal */ struct wiphy *wiphy; struct net_device *dev; + unsigned long scan_start; /* keep last */ struct ieee80211_channel *channels[0]; diff --git a/include/uapi/linux/nl80211.h b/include/uapi/linux/nl80211.h index c68e15e..0e6277a 100644 --- a/include/uapi/linux/nl80211.h +++ b/include/uapi/linux/nl80211.h @@ -3049,6 +3049,7 @@ enum nl80211_ap_sme_features { * equals (SAE) with user space SME (NL80211_CMD_AUTHENTICATE) in station * mode * @NL80211_FEATURE_LOW_PRIORITY_SCAN: This driver supports low priority scan + * @NL80211_FEATURE_SCAN_FLUSH: Scan flush is supported */ enum nl80211_feature_flags { NL80211_FEATURE_SK_TX_STATUS = 1 << 0, @@ -3058,6 +3059,7 @@ enum nl80211_feature_flags { NL80211_FEATURE_P2P_DEVICE_NEEDS_CHANNEL = 1 << 4, NL80211_FEATURE_SAE = 1 << 5, NL80211_FEATURE_LOW_PRIORITY_SCAN = 1 << 6, + NL80211_FEATURE_SCAN_FLUSH = 1 << 7, }; /** @@ -3100,9 +3102,11 @@ enum nl80211_connect_failed_reason { * requests. * * @NL80211_SCAN_FLAG_LOW_PRIORITY: scan request has low priority + * @NL80211_SCAN_FLAG_FLUSH: flush cache before scanning */ enum nl80211_scan_flags { NL80211_SCAN_FLAG_LOW_PRIORITY = 1<<0, + NL80211_SCAN_FLAG_FLUSH = 1<<1, }; #endif /* __LINUX_NL80211_H */ diff --git a/net/wireless/core.c b/net/wireless/core.c index 443d4d7..48c2ea4 100644 --- a/net/wireless/core.c +++ b/net/wireless/core.c @@ -370,6 +370,8 @@ struct wiphy *wiphy_new(const struct cfg80211_ops *ops, int sizeof_priv) rdev->wiphy.rts_threshold = (u32) -1; rdev->wiphy.coverage_class = 0; + rdev->wiphy.features = NL80211_FEATURE_SCAN_FLUSH; + return &rdev->wiphy; } EXPORT_SYMBOL(wiphy_new); diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c index aee252d..9e5a720 100644 --- a/net/wireless/nl80211.c +++ b/net/wireless/nl80211.c @@ -4371,8 +4371,10 @@ static int nl80211_trigger_scan(struct sk_buff *skb, struct genl_info *info) if (info->attrs[NL80211_ATTR_SCAN_FLAGS]) { request->flags = nla_get_u32( info->attrs[NL80211_ATTR_SCAN_FLAGS]); - if ((request->flags & NL80211_SCAN_FLAG_LOW_PRIORITY) && - !(wiphy->features & NL80211_FEATURE_LOW_PRIORITY_SCAN)) { + if (((request->flags & NL80211_SCAN_FLAG_LOW_PRIORITY) && + !(wiphy->features & NL80211_FEATURE_LOW_PRIORITY_SCAN)) || + ((request->flags & NL80211_SCAN_FLAG_FLUSH) && + !(wiphy->features & NL80211_FEATURE_SCAN_FLUSH))) { err = -EOPNOTSUPP; goto out_free; } @@ -4383,6 +4385,7 @@ static int nl80211_trigger_scan(struct sk_buff *skb, struct genl_info *info) request->wdev = wdev; request->wiphy = &rdev->wiphy; + request->scan_start = jiffies; rdev->scan_req = request; err = rdev->ops->scan(&rdev->wiphy, request); @@ -4612,8 +4615,10 @@ static int nl80211_start_sched_scan(struct sk_buff *skb, if (info->attrs[NL80211_ATTR_SCAN_FLAGS]) { request->flags = nla_get_u32( info->attrs[NL80211_ATTR_SCAN_FLAGS]); - if ((request->flags & NL80211_SCAN_FLAG_LOW_PRIORITY) && - !(wiphy->features & NL80211_FEATURE_LOW_PRIORITY_SCAN)) { + if (((request->flags & NL80211_SCAN_FLAG_LOW_PRIORITY) && + !(wiphy->features & NL80211_FEATURE_LOW_PRIORITY_SCAN)) || + ((request->flags & NL80211_SCAN_FLAG_FLUSH) && + !(wiphy->features & NL80211_FEATURE_SCAN_FLUSH))) { err = -EOPNOTSUPP; goto out_free; } @@ -4622,6 +4627,7 @@ static int nl80211_start_sched_scan(struct sk_buff *skb, request->dev = dev; request->wiphy = &rdev->wiphy; request->interval = interval; + request->scan_start = jiffies; err = rdev->ops->sched_scan_start(&rdev->wiphy, dev, request); if (!err) { diff --git a/net/wireless/scan.c b/net/wireless/scan.c index 2005096..a8d5a9a 100644 --- a/net/wireless/scan.c +++ b/net/wireless/scan.c @@ -47,6 +47,27 @@ static void __cfg80211_unlink_bss(struct cfg80211_registered_device *dev, kref_put(&bss->ref, bss_release); } +/* must hold dev->bss_lock! */ +static void __cfg80211_bss_expire(struct cfg80211_registered_device *dev, + unsigned long expire_time) +{ + struct cfg80211_internal_bss *bss, *tmp; + bool expired = false; + + list_for_each_entry_safe(bss, tmp, &dev->bss_list, list) { + if (atomic_read(&bss->hold)) + continue; + if (!time_after(expire_time, bss->ts)) + continue; + + __cfg80211_unlink_bss(dev, bss); + expired = true; + } + + if (expired) + dev->bss_generation++; +} + void ___cfg80211_scan_done(struct cfg80211_registered_device *rdev, bool leak) { struct cfg80211_scan_request *request; @@ -72,10 +93,17 @@ void ___cfg80211_scan_done(struct cfg80211_registered_device *rdev, bool leak) if (wdev->netdev) cfg80211_sme_scan_done(wdev->netdev); - if (request->aborted) + if (request->aborted) { nl80211_send_scan_aborted(rdev, wdev); - else + } else { + if (request->flags & NL80211_SCAN_FLAG_FLUSH) { + /* flush entries from previous scans */ + spin_lock_bh(&rdev->bss_lock); + __cfg80211_bss_expire(rdev, request->scan_start); + spin_unlock_bh(&rdev->bss_lock); + } nl80211_send_scan_done(rdev, wdev); + } #ifdef CONFIG_CFG80211_WEXT if (wdev->netdev && !request->aborted) { @@ -126,16 +154,27 @@ EXPORT_SYMBOL(cfg80211_scan_done); void __cfg80211_sched_scan_results(struct work_struct *wk) { struct cfg80211_registered_device *rdev; + struct cfg80211_sched_scan_request *request; rdev = container_of(wk, struct cfg80211_registered_device, sched_scan_results_wk); + request = rdev->sched_scan_req; + mutex_lock(&rdev->sched_scan_mtx); /* we don't have sched_scan_req anymore if the scan is stopping */ - if (rdev->sched_scan_req) - nl80211_send_sched_scan_results(rdev, - rdev->sched_scan_req->dev); + if (request) { + if (request->flags & NL80211_SCAN_FLAG_FLUSH) { + /* flush entries from previous scans */ + spin_lock_bh(&rdev->bss_lock); + __cfg80211_bss_expire(rdev, request->scan_start); + spin_unlock_bh(&rdev->bss_lock); + request->scan_start = + jiffies + msecs_to_jiffies(request->interval); + } + nl80211_send_sched_scan_results(rdev, request->dev); + } mutex_unlock(&rdev->sched_scan_mtx); } @@ -197,23 +236,9 @@ void cfg80211_bss_age(struct cfg80211_registered_device *dev, } } -/* must hold dev->bss_lock! */ void cfg80211_bss_expire(struct cfg80211_registered_device *dev) { - struct cfg80211_internal_bss *bss, *tmp; - bool expired = false; - - list_for_each_entry_safe(bss, tmp, &dev->bss_list, list) { - if (atomic_read(&bss->hold)) - continue; - if (!time_after(jiffies, bss->ts + IEEE80211_SCAN_RESULT_EXPIRE)) - continue; - __cfg80211_unlink_bss(dev, bss); - expired = true; - } - - if (expired) - dev->bss_generation++; + __cfg80211_bss_expire(dev, jiffies - IEEE80211_SCAN_RESULT_EXPIRE); } const u8 *cfg80211_find_ie(u8 eid, const u8 *ies, int len) @@ -962,6 +987,7 @@ int cfg80211_wext_siwscan(struct net_device *dev, creq->ssids = (void *)&creq->channels[n_channels]; creq->n_channels = n_channels; creq->n_ssids = 1; + creq->scan_start = jiffies; /* translate "Scan on frequencies" request */ i = 0; diff --git a/net/wireless/sme.c b/net/wireless/sme.c index 055d596..07d717e 100644 --- a/net/wireless/sme.c +++ b/net/wireless/sme.c @@ -138,6 +138,7 @@ static int cfg80211_conn_scan(struct wireless_dev *wdev) request->wdev = wdev; request->wiphy = &rdev->wiphy; + request->scan_start = jiffies; rdev->scan_req = request; -- cgit v0.10.2 From cd2bb512cda58f1efb922ad6dc29013ea5d5d9d0 Mon Sep 17 00:00:00 2001 From: Sam Leffler Date: Thu, 11 Oct 2012 21:03:35 -0700 Subject: mac80211: add support for tx to abort low priority scan requests Use NL80211_SCAN_FLAG_LOW_PRIORITY flag in mac80211's scan state machine to prematurely terminate scan operations if outbound traffic collides. This is useful for marking background scans so they don't affect throughput. Signed-off-by: Sam Leffler Signed-off-by: Amitkumar Karwar Signed-off-by: Bing Zhao [set feature flag only if software scan is used] Signed-off-by: Johannes Berg diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h index 6327816..02e4793 100644 --- a/net/mac80211/ieee80211_i.h +++ b/net/mac80211/ieee80211_i.h @@ -866,6 +866,7 @@ enum { * @SCAN_SUSPEND: Suspend the scan and go back to operating channel to * send out data * @SCAN_RESUME: Resume the scan and scan the next channel + * @SCAN_ABORT: Abort the scan and go back to operating channel */ enum mac80211_scan_state { SCAN_DECISION, @@ -873,6 +874,7 @@ enum mac80211_scan_state { SCAN_SEND_PROBE, SCAN_SUSPEND, SCAN_RESUME, + SCAN_ABORT, }; struct ieee80211_local { diff --git a/net/mac80211/main.c b/net/mac80211/main.c index 931f14f..ba5a232 100644 --- a/net/mac80211/main.c +++ b/net/mac80211/main.c @@ -602,6 +602,9 @@ struct ieee80211_hw *ieee80211_alloc_hw(size_t priv_data_len, NL80211_FEATURE_SAE | NL80211_FEATURE_HT_IBSS; + if (!ops->hw_scan) + wiphy->features |= NL80211_FEATURE_LOW_PRIORITY_SCAN; + if (!ops->set_key) wiphy->flags |= WIPHY_FLAG_IBSS_RSN; diff --git a/net/mac80211/scan.c b/net/mac80211/scan.c index 987c75d4..13d2329 100644 --- a/net/mac80211/scan.c +++ b/net/mac80211/scan.c @@ -466,6 +466,7 @@ static int __ieee80211_start_scan(struct ieee80211_sub_if_data *sdata, sizeof(*local->hw_scan_req) + req->n_channels * sizeof(req->channels[0]); local->hw_scan_req->ie = ies; + local->hw_scan_req->flags = req->flags; local->hw_scan_band = 0; @@ -566,6 +567,7 @@ static void ieee80211_scan_state_decision(struct ieee80211_local *local, unsigned long min_beacon_int = 0; struct ieee80211_sub_if_data *sdata; struct ieee80211_channel *next_chan; + enum mac80211_scan_state next_scan_state; /* * check if at least one STA interface is associated, @@ -624,10 +626,18 @@ static void ieee80211_scan_state_decision(struct ieee80211_local *local, usecs_to_jiffies(min_beacon_int * 1024) * local->hw.conf.listen_interval); - if (associated && (!tx_empty || bad_latency || listen_int_exceeded)) - local->next_scan_state = SCAN_SUSPEND; - else - local->next_scan_state = SCAN_SET_CHANNEL; + if (associated && !tx_empty) { + if (local->scan_req->flags & NL80211_SCAN_FLAG_LOW_PRIORITY) + next_scan_state = SCAN_ABORT; + else + next_scan_state = SCAN_SUSPEND; + } else if (associated && (bad_latency || listen_int_exceeded)) { + next_scan_state = SCAN_SUSPEND; + } else { + next_scan_state = SCAN_SET_CHANNEL; + } + + local->next_scan_state = next_scan_state; *next_delay = 0; } @@ -798,6 +808,9 @@ void ieee80211_scan_work(struct work_struct *work) case SCAN_RESUME: ieee80211_scan_state_resume(local, &next_delay); break; + case SCAN_ABORT: + aborted = true; + goto out_complete; } } while (next_delay == 0); -- cgit v0.10.2 From c13a765bd96f4e2f52d218ee6e5c0715380eeeb8 Mon Sep 17 00:00:00 2001 From: Sujith Manoharan Date: Fri, 12 Oct 2012 17:35:45 +0530 Subject: mac80211: Notify new IBSS network creation Initialization of beacon transmission in IBSS mode depends on whether a new BSS is being created or joined. When joining an existing IBSS network, beaconing has to start only after a TSF-sync has happened - this is explained in 11.1.4. Introduce a new parameter in the BSS information structure to indicate creator/joiner mode. Signed-off-by: Sujith Manoharan Signed-off-by: Johannes Berg diff --git a/include/net/mac80211.h b/include/net/mac80211.h index 89d5bba..71c2f9c 100644 --- a/include/net/mac80211.h +++ b/include/net/mac80211.h @@ -258,6 +258,7 @@ enum ieee80211_rssi_event { * @assoc: association status * @ibss_joined: indicates whether this station is part of an IBSS * or not + * @ibss_creator: indicates if a new IBSS network is being created * @aid: association ID number, valid only when @assoc is true * @use_cts_prot: use CTS protection * @use_short_preamble: use 802.11b short preamble; @@ -313,6 +314,7 @@ struct ieee80211_bss_conf { const u8 *bssid; /* association related data */ bool assoc, ibss_joined; + bool ibss_creator; u16 aid; /* erp related data */ bool use_cts_prot; diff --git a/net/mac80211/ibss.c b/net/mac80211/ibss.c index c6b1448..3d5332e 100644 --- a/net/mac80211/ibss.c +++ b/net/mac80211/ibss.c @@ -38,7 +38,8 @@ static void __ieee80211_sta_join_ibss(struct ieee80211_sub_if_data *sdata, const u8 *bssid, const int beacon_int, struct ieee80211_channel *chan, const u32 basic_rates, - const u16 capability, u64 tsf) + const u16 capability, u64 tsf, + bool creator) { struct ieee80211_if_ibss *ifibss = &sdata->u.ibss; struct ieee80211_local *local = sdata->local; @@ -71,6 +72,7 @@ static void __ieee80211_sta_join_ibss(struct ieee80211_sub_if_data *sdata, /* if merging, indicate to driver that we leave the old IBSS */ if (sdata->vif.bss_conf.ibss_joined) { sdata->vif.bss_conf.ibss_joined = false; + sdata->vif.bss_conf.ibss_creator = false; netif_carrier_off(sdata->dev); ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_IBSS); } @@ -197,6 +199,7 @@ static void __ieee80211_sta_join_ibss(struct ieee80211_sub_if_data *sdata, bss_change |= BSS_CHANGED_HT; bss_change |= BSS_CHANGED_IBSS; sdata->vif.bss_conf.ibss_joined = true; + sdata->vif.bss_conf.ibss_creator = creator; ieee80211_bss_info_change_notify(sdata, bss_change); ieee80211_sta_def_wmm_params(sdata, sband->n_bitrates, supp_rates); @@ -249,7 +252,8 @@ static void ieee80211_sta_join_ibss(struct ieee80211_sub_if_data *sdata, cbss->channel, basic_rates, cbss->capability, - cbss->tsf); + cbss->tsf, + false); } static struct sta_info *ieee80211_ibss_finish_sta(struct sta_info *sta, @@ -734,7 +738,7 @@ static void ieee80211_sta_create_ibss(struct ieee80211_sub_if_data *sdata) __ieee80211_sta_join_ibss(sdata, bssid, sdata->vif.bss_conf.beacon_int, ifibss->channel, ifibss->basic_rates, - capability, 0); + capability, 0, true); } /* @@ -1198,6 +1202,7 @@ int ieee80211_ibss_leave(struct ieee80211_sub_if_data *sdata) lockdep_is_held(&sdata->u.ibss.mtx)); RCU_INIT_POINTER(sdata->u.ibss.presp, NULL); sdata->vif.bss_conf.ibss_joined = false; + sdata->vif.bss_conf.ibss_creator = false; ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_BEACON_ENABLED | BSS_CHANGED_IBSS); synchronize_rcu(); -- cgit v0.10.2 From 04b2312a683537eec3dbac013920b0e3cfc06123 Mon Sep 17 00:00:00 2001 From: Arend van Spriel Date: Fri, 12 Oct 2012 12:28:14 +0200 Subject: wireless: drivers: make use of WLAN_EID_VENDOR_SPECIFIC The include file linux/ieee80211.h contains three definitions for the same thing in enum ieee80211_eid due to historic changes: /* Information Element IDs */ enum ieee80211_eid { : WLAN_EID_WPA = 221, WLAN_EID_GENERIC = 221, WLAN_EID_VENDOR_SPECIFIC = 221, : }; The standard refers to this as "vendor specific" element so the other two definitions are better not used. This patch changes the wireless drivers to use one definition, ie. WLAN_EID_VENDOR_SPECIFIC. Cc: Jouni Malinen Cc: Dan Williams Cc: Larry Finger Acked-by: Kalle Valo [ath6kl] Acked-by: Bing Zhao [mwifiex] Acked-by: Stanislav Yakovlev [ipw2x00] Signed-off-by: Arend van Spriel [change libipw as well] Signed-off-by: Johannes Berg diff --git a/drivers/net/wireless/airo.c b/drivers/net/wireless/airo.c index 3cd05a71..57f7db1 100644 --- a/drivers/net/wireless/airo.c +++ b/drivers/net/wireless/airo.c @@ -7433,7 +7433,7 @@ static inline char *airo_translate_scan(struct net_device *dev, num_null_ies++; break; - case WLAN_EID_GENERIC: + case WLAN_EID_VENDOR_SPECIFIC: if (ie[1] >= 4 && ie[2] == 0x00 && ie[3] == 0x50 && diff --git a/drivers/net/wireless/ath/ath6kl/cfg80211.c b/drivers/net/wireless/ath/ath6kl/cfg80211.c index 99a75d9..2770899 100644 --- a/drivers/net/wireless/ath/ath6kl/cfg80211.c +++ b/drivers/net/wireless/ath/ath6kl/cfg80211.c @@ -301,7 +301,7 @@ static bool ath6kl_cfg80211_ready(struct ath6kl_vif *vif) static bool ath6kl_is_wpa_ie(const u8 *pos) { - return pos[0] == WLAN_EID_WPA && pos[1] >= 4 && + return pos[0] == WLAN_EID_VENDOR_SPECIFIC && pos[1] >= 4 && pos[2] == 0x00 && pos[3] == 0x50 && pos[4] == 0xf2 && pos[5] == 0x01; } diff --git a/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c b/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c index c1abaa6..0e95209 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c @@ -2679,7 +2679,7 @@ brcmf_find_wpaie(u8 *parse, u32 len) { struct brcmf_tlv *ie; - while ((ie = brcmf_parse_tlvs(parse, len, WLAN_EID_WPA))) { + while ((ie = brcmf_parse_tlvs(parse, len, WLAN_EID_VENDOR_SPECIFIC))) { if (brcmf_tlv_has_ie((u8 *)ie, &parse, &len, WPA_OUI, TLV_OUI_LEN, WPA_OUI_TYPE)) return (struct brcmf_vs_tlv *)ie; diff --git a/drivers/net/wireless/hostap/hostap_80211_rx.c b/drivers/net/wireless/hostap/hostap_80211_rx.c index df7050a..d39e3e2 100644 --- a/drivers/net/wireless/hostap/hostap_80211_rx.c +++ b/drivers/net/wireless/hostap/hostap_80211_rx.c @@ -415,7 +415,7 @@ static void hostap_rx_sta_beacon(local_info_t *local, struct sk_buff *skb, ssid = pos + 2; ssid_len = pos[1]; break; - case WLAN_EID_GENERIC: + case WLAN_EID_VENDOR_SPECIFIC: if (pos[1] >= 4 && pos[2] == 0x00 && pos[3] == 0x50 && pos[4] == 0xf2 && pos[5] == 1) { diff --git a/drivers/net/wireless/ipw2x00/libipw_rx.c b/drivers/net/wireless/ipw2x00/libipw_rx.c index 02e0579..95a1ca1 100644 --- a/drivers/net/wireless/ipw2x00/libipw_rx.c +++ b/drivers/net/wireless/ipw2x00/libipw_rx.c @@ -1108,7 +1108,7 @@ static const char *get_info_element_string(u16 id) MFIE_STRING(ERP_INFO); MFIE_STRING(RSN); MFIE_STRING(EXT_SUPP_RATES); - MFIE_STRING(GENERIC); + MFIE_STRING(VENDOR_SPECIFIC); MFIE_STRING(QOS_PARAMETER); default: return "UNKNOWN"; @@ -1248,8 +1248,8 @@ static int libipw_parse_info_param(struct libipw_info_element LIBIPW_DEBUG_MGMT("WLAN_EID_CHALLENGE: ignored\n"); break; - case WLAN_EID_GENERIC: - LIBIPW_DEBUG_MGMT("WLAN_EID_GENERIC: %d bytes\n", + case WLAN_EID_VENDOR_SPECIFIC: + LIBIPW_DEBUG_MGMT("WLAN_EID_VENDOR_SPECIFIC: %d bytes\n", info_element->len); if (!libipw_parse_qos_info_param_IE(info_element, network)) diff --git a/drivers/net/wireless/libertas/mesh.c b/drivers/net/wireless/libertas/mesh.c index 9780775..3e81264 100644 --- a/drivers/net/wireless/libertas/mesh.c +++ b/drivers/net/wireless/libertas/mesh.c @@ -101,7 +101,7 @@ static int lbs_mesh_config(struct lbs_private *priv, uint16_t action, switch (action) { case CMD_ACT_MESH_CONFIG_START: - ie->id = WLAN_EID_GENERIC; + ie->id = WLAN_EID_VENDOR_SPECIFIC; ie->val.oui[0] = 0x00; ie->val.oui[1] = 0x50; ie->val.oui[2] = 0x43; diff --git a/drivers/net/wireless/mwifiex/scan.c b/drivers/net/wireless/mwifiex/scan.c index 00b658d..5896b1f 100644 --- a/drivers/net/wireless/mwifiex/scan.c +++ b/drivers/net/wireless/mwifiex/scan.c @@ -153,7 +153,7 @@ mwifiex_is_wpa_oui_present(struct mwifiex_bssdescriptor *bss_desc, u32 cipher) if (((bss_desc->bcn_wpa_ie) && ((*(bss_desc->bcn_wpa_ie)).vend_hdr.element_id == - WLAN_EID_WPA))) { + WLAN_EID_VENDOR_SPECIFIC))) { iebody = (struct ie_body *) bss_desc->bcn_wpa_ie->data; oui = &mwifiex_wpa_oui[cipher][0]; ret = mwifiex_search_oui_in_ie(iebody, oui); @@ -202,7 +202,7 @@ mwifiex_is_bss_no_sec(struct mwifiex_private *priv, if (!priv->sec_info.wep_enabled && !priv->sec_info.wpa_enabled && !priv->sec_info.wpa2_enabled && ((!bss_desc->bcn_wpa_ie) || ((*(bss_desc->bcn_wpa_ie)).vend_hdr.element_id != - WLAN_EID_WPA)) && + WLAN_EID_VENDOR_SPECIFIC)) && ((!bss_desc->bcn_rsn_ie) || ((*(bss_desc->bcn_rsn_ie)).ieee_hdr.element_id != WLAN_EID_RSN)) && @@ -237,7 +237,8 @@ mwifiex_is_bss_wpa(struct mwifiex_private *priv, { if (!priv->sec_info.wep_enabled && priv->sec_info.wpa_enabled && !priv->sec_info.wpa2_enabled && ((bss_desc->bcn_wpa_ie) && - ((*(bss_desc->bcn_wpa_ie)).vend_hdr.element_id == WLAN_EID_WPA)) + ((*(bss_desc->bcn_wpa_ie)). + vend_hdr.element_id == WLAN_EID_VENDOR_SPECIFIC)) /* * Privacy bit may NOT be set in some APs like * LinkSys WRT54G && bss_desc->privacy @@ -309,7 +310,8 @@ mwifiex_is_bss_adhoc_aes(struct mwifiex_private *priv, if (!priv->sec_info.wep_enabled && !priv->sec_info.wpa_enabled && !priv->sec_info.wpa2_enabled && ((!bss_desc->bcn_wpa_ie) || - ((*(bss_desc->bcn_wpa_ie)).vend_hdr.element_id != WLAN_EID_WPA)) && + ((*(bss_desc->bcn_wpa_ie)). + vend_hdr.element_id != WLAN_EID_VENDOR_SPECIFIC)) && ((!bss_desc->bcn_rsn_ie) || ((*(bss_desc->bcn_rsn_ie)).ieee_hdr.element_id != WLAN_EID_RSN)) && !priv->sec_info.encryption_mode && bss_desc->privacy) { @@ -329,7 +331,8 @@ mwifiex_is_bss_dynamic_wep(struct mwifiex_private *priv, if (!priv->sec_info.wep_enabled && !priv->sec_info.wpa_enabled && !priv->sec_info.wpa2_enabled && ((!bss_desc->bcn_wpa_ie) || - ((*(bss_desc->bcn_wpa_ie)).vend_hdr.element_id != WLAN_EID_WPA)) && + ((*(bss_desc->bcn_wpa_ie)). + vend_hdr.element_id != WLAN_EID_VENDOR_SPECIFIC)) && ((!bss_desc->bcn_rsn_ie) || ((*(bss_desc->bcn_rsn_ie)).ieee_hdr.element_id != WLAN_EID_RSN)) && priv->sec_info.encryption_mode && bss_desc->privacy) { diff --git a/drivers/net/wireless/mwifiex/sta_ioctl.c b/drivers/net/wireless/mwifiex/sta_ioctl.c index 0c9f70b..552d72e 100644 --- a/drivers/net/wireless/mwifiex/sta_ioctl.c +++ b/drivers/net/wireless/mwifiex/sta_ioctl.c @@ -713,7 +713,7 @@ static int mwifiex_set_wpa_ie_helper(struct mwifiex_private *priv, dev_dbg(priv->adapter->dev, "cmd: Set Wpa_ie_len=%d IE=%#x\n", priv->wpa_ie_len, priv->wpa_ie[0]); - if (priv->wpa_ie[0] == WLAN_EID_WPA) { + if (priv->wpa_ie[0] == WLAN_EID_VENDOR_SPECIFIC) { priv->sec_info.wpa_enabled = true; } else if (priv->wpa_ie[0] == WLAN_EID_RSN) { priv->sec_info.wpa2_enabled = true; @@ -1253,7 +1253,7 @@ mwifiex_set_gen_ie_helper(struct mwifiex_private *priv, u8 *ie_data_ptr, } pvendor_ie = (struct ieee_types_vendor_header *) ie_data_ptr; /* Test to see if it is a WPA IE, if not, then it is a gen IE */ - if (((pvendor_ie->element_id == WLAN_EID_WPA) && + if (((pvendor_ie->element_id == WLAN_EID_VENDOR_SPECIFIC) && (!memcmp(pvendor_ie->oui, wpa_oui, sizeof(wpa_oui)))) || (pvendor_ie->element_id == WLAN_EID_RSN)) { diff --git a/drivers/net/wireless/orinoco/main.h b/drivers/net/wireless/orinoco/main.h index 4dadf98..5a8fec2 100644 --- a/drivers/net/wireless/orinoco/main.h +++ b/drivers/net/wireless/orinoco/main.h @@ -39,7 +39,7 @@ static inline u8 *orinoco_get_wpa_ie(u8 *data, size_t len) { u8 *p = data; while ((p + 2 + WPA_SELECTOR_LEN) < (data + len)) { - if ((p[0] == WLAN_EID_GENERIC) && + if ((p[0] == WLAN_EID_VENDOR_SPECIFIC) && (memcmp(&p[2], WPA_OUI_TYPE, WPA_SELECTOR_LEN) == 0)) return p; p += p[1] + 2; -- cgit v0.10.2 From c46597f1dea200dfd0b7ace5d1efe816fb41c6ee Mon Sep 17 00:00:00 2001 From: Arend van Spriel Date: Fri, 12 Oct 2012 12:28:15 +0200 Subject: wireless: gelic: make use of WLAN_EID_VENDOR_SPECIFIC The include file linux/ieee80211.h contains three definitions for the same thing in enum ieee80211_eid due to historic changes: /* Information Element IDs */ enum ieee80211_eid { : WLAN_EID_WPA = 221, WLAN_EID_GENERIC = 221, WLAN_EID_VENDOR_SPECIFIC = 221, : }; The standard refers to this as "vendor specific" element so the other two definitions are better not used. This patch changes the wireless drivers to use one definition, ie. WLAN_EID_VENDOR_SPECIFIC. Cc: David S. Miller Signed-off-by: Arend van Spriel Signed-off-by: Johannes Berg diff --git a/drivers/net/ethernet/toshiba/ps3_gelic_wireless.c b/drivers/net/ethernet/toshiba/ps3_gelic_wireless.c index 961c832..72b775f 100644 --- a/drivers/net/ethernet/toshiba/ps3_gelic_wireless.c +++ b/drivers/net/ethernet/toshiba/ps3_gelic_wireless.c @@ -452,7 +452,7 @@ static size_t gelic_wl_synthesize_ie(u8 *buf, if (rsn) *buf++ = WLAN_EID_RSN; else - *buf++ = WLAN_EID_GENERIC; + *buf++ = WLAN_EID_VENDOR_SPECIFIC; /* length filed; set later */ buf++; @@ -540,7 +540,7 @@ static void gelic_wl_parse_ie(u8 *data, size_t len, break; switch (item_id) { - case WLAN_EID_GENERIC: + case WLAN_EID_VENDOR_SPECIFIC: if ((OUI_LEN + 1 <= item_len) && !memcmp(pos, wpa_oui, OUI_LEN) && pos[OUI_LEN] == 0x01) { -- cgit v0.10.2 From 3821b4247b40d6b95a59a2895ea6e9bd3f983f04 Mon Sep 17 00:00:00 2001 From: Arend van Spriel Date: Fri, 12 Oct 2012 12:28:16 +0200 Subject: wireless: remove duplicate enum ieee80211_eid definitions WLAN_EID_WPA and WLAN_EID_GENERIC mapped to the same value as WLAN_EID_VENDOR_SPECIFIC. The last one being more in line with the standard specification. Removing WLAN_EID_WPA and WLAN_EID_GENERIC as there are no longer drivers using these. Cc: Johannes Berg Signed-off-by: Arend van Spriel Signed-off-by: Johannes Berg diff --git a/include/linux/ieee80211.h b/include/linux/ieee80211.h index 8c803f0..85764a9 100644 --- a/include/linux/ieee80211.h +++ b/include/linux/ieee80211.h @@ -1457,8 +1457,6 @@ enum ieee80211_eid { WLAN_EID_RSN = 48, WLAN_EID_MMIE = 76, - WLAN_EID_WPA = 221, - WLAN_EID_GENERIC = 221, WLAN_EID_VENDOR_SPECIFIC = 221, WLAN_EID_QOS_PARAMETER = 222, -- cgit v0.10.2 From 8ba7acf376e39ff2b987bc8fb71eb599023af314 Mon Sep 17 00:00:00 2001 From: Johannes Berg Date: Sun, 30 Sep 2012 17:07:19 +0200 Subject: mac80211: remove unimplemented mesh vendor sync There's no vendor-specific mesh sync implemented and there don't need to be dummy handlers that only print messages, so remove that code. While at it, also constify the mesh sync ops. Signed-off-by: Johannes Berg diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h index 02e4793..ebc1b5d 100644 --- a/net/mac80211/ieee80211_i.h +++ b/net/mac80211/ieee80211_i.h @@ -610,7 +610,7 @@ struct ieee80211_if_mesh { IEEE80211_MESH_SEC_SECURED = 0x2, } security; /* Extensible Synchronization Framework */ - struct ieee80211_mesh_sync_ops *sync_ops; + const struct ieee80211_mesh_sync_ops *sync_ops; s64 sync_offset_clockdrift_max; spinlock_t sync_offset_lock; bool adjusting_tbtt; diff --git a/net/mac80211/mesh.h b/net/mac80211/mesh.h index 8334e94..9285f3f 100644 --- a/net/mac80211/mesh.h +++ b/net/mac80211/mesh.h @@ -256,7 +256,7 @@ void ieee80211_mesh_init_sdata(struct ieee80211_sub_if_data *sdata); void ieee80211_start_mesh(struct ieee80211_sub_if_data *sdata); void ieee80211_stop_mesh(struct ieee80211_sub_if_data *sdata); void ieee80211_mesh_root_setup(struct ieee80211_if_mesh *ifmsh); -struct ieee80211_mesh_sync_ops *ieee80211_mesh_sync_ops_get(u8 method); +const struct ieee80211_mesh_sync_ops *ieee80211_mesh_sync_ops_get(u8 method); /* Mesh paths */ int mesh_nexthop_lookup(struct sk_buff *skb, diff --git a/net/mac80211/mesh_sync.c b/net/mac80211/mesh_sync.c index a16b7b4..407c870 100644 --- a/net/mac80211/mesh_sync.c +++ b/net/mac80211/mesh_sync.c @@ -234,49 +234,7 @@ static void mesh_sync_offset_adjust_tbtt(struct ieee80211_sub_if_data *sdata) spin_unlock_bh(&ifmsh->sync_offset_lock); } -static const u8 *mesh_get_vendor_oui(struct ieee80211_sub_if_data *sdata) -{ - struct ieee80211_if_mesh *ifmsh = &sdata->u.mesh; - u8 offset; - - if (!ifmsh->ie || !ifmsh->ie_len) - return NULL; - - offset = ieee80211_ie_split_vendor(ifmsh->ie, - ifmsh->ie_len, 0); - - if (!offset) - return NULL; - - return ifmsh->ie + offset + 2; -} - -static void mesh_sync_vendor_rx_bcn_presp(struct ieee80211_sub_if_data *sdata, - u16 stype, - struct ieee80211_mgmt *mgmt, - struct ieee802_11_elems *elems, - struct ieee80211_rx_status *rx_status) -{ - const u8 *oui; - - WARN_ON(sdata->u.mesh.mesh_sp_id != IEEE80211_SYNC_METHOD_VENDOR); - msync_dbg(sdata, "called mesh_sync_vendor_rx_bcn_presp\n"); - oui = mesh_get_vendor_oui(sdata); - /* here you would implement the vendor offset tracking for this oui */ -} - -static void mesh_sync_vendor_adjust_tbtt(struct ieee80211_sub_if_data *sdata) -{ - const u8 *oui; - - WARN_ON(sdata->u.mesh.mesh_sp_id != IEEE80211_SYNC_METHOD_VENDOR); - msync_dbg(sdata, "called mesh_sync_vendor_adjust_tbtt\n"); - oui = mesh_get_vendor_oui(sdata); - /* here you would implement the vendor tsf adjustment for this oui */ -} - -/* global variable */ -static struct sync_method sync_methods[] = { +static const struct sync_method sync_methods[] = { { .method = IEEE80211_SYNC_METHOD_NEIGHBOR_OFFSET, .ops = { @@ -284,18 +242,11 @@ static struct sync_method sync_methods[] = { .adjust_tbtt = &mesh_sync_offset_adjust_tbtt, } }, - { - .method = IEEE80211_SYNC_METHOD_VENDOR, - .ops = { - .rx_bcn_presp = &mesh_sync_vendor_rx_bcn_presp, - .adjust_tbtt = &mesh_sync_vendor_adjust_tbtt, - } - }, }; -struct ieee80211_mesh_sync_ops *ieee80211_mesh_sync_ops_get(u8 method) +const struct ieee80211_mesh_sync_ops *ieee80211_mesh_sync_ops_get(u8 method) { - struct ieee80211_mesh_sync_ops *ops = NULL; + const struct ieee80211_mesh_sync_ops *ops = NULL; u8 i; for (i = 0 ; i < ARRAY_SIZE(sync_methods); ++i) { -- cgit v0.10.2 From 444e38035eafba2993a690497b205ce385df3a8e Mon Sep 17 00:00:00 2001 From: Johannes Berg Date: Sun, 30 Sep 2012 17:08:35 +0200 Subject: mac80211: remove some unused code There are a number of unused variables that gcc pointed out (when building with W=1) as well as some conditions that can never be true due to the datatypes used: unsigned values can't be less than zero. Remove this code. Signed-off-by: Johannes Berg diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c index ed27988..5739bfb 100644 --- a/net/mac80211/cfg.c +++ b/net/mac80211/cfg.c @@ -2823,7 +2823,6 @@ static int ieee80211_tdls_mgmt(struct wiphy *wiphy, struct net_device *dev, { struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); struct ieee80211_local *local = sdata->local; - struct ieee80211_tx_info *info; struct sk_buff *skb = NULL; bool send_direct; int ret; @@ -2849,7 +2848,6 @@ static int ieee80211_tdls_mgmt(struct wiphy *wiphy, struct net_device *dev, if (!skb) return -ENOMEM; - info = IEEE80211_SKB_CB(skb); skb_reserve(skb, local->hw.extra_tx_headroom); switch (action_code) { diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c index ab39c4f..469d864 100644 --- a/net/mac80211/mlme.c +++ b/net/mac80211/mlme.c @@ -2617,14 +2617,9 @@ static void ieee80211_rx_mgmt_beacon(struct ieee80211_sub_if_data *sdata, if (elems.ht_cap_elem && elems.ht_operation && elems.wmm_param && - !(ifmgd->flags & IEEE80211_STA_DISABLE_11N)) { - struct ieee80211_supported_band *sband; - - sband = local->hw.wiphy->bands[chan->band]; - + !(ifmgd->flags & IEEE80211_STA_DISABLE_11N)) changed |= ieee80211_config_ht_tx(sdata, elems.ht_operation, bssid, true); - } if (elems.country_elem && elems.pwr_constr_elem && mgmt->u.probe_resp.capab_info & diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c index 61c621e..9f64fc4 100644 --- a/net/mac80211/rx.c +++ b/net/mac80211/rx.c @@ -1384,9 +1384,7 @@ ieee80211_reassemble_add(struct ieee80211_sub_if_data *sdata, struct sk_buff **skb) { struct ieee80211_fragment_entry *entry; - int idx; - idx = sdata->fragment_next; entry = &sdata->fragments[sdata->fragment_next++]; if (sdata->fragment_next >= IEEE80211_FRAGMENT_MAX) sdata->fragment_next = 0; @@ -3010,8 +3008,7 @@ void ieee80211_rx(struct ieee80211_hw *hw, struct sk_buff *skb) WARN_ON_ONCE(softirq_count() == 0); - if (WARN_ON(status->band < 0 || - status->band >= IEEE80211_NUM_BANDS)) + if (WARN_ON(status->band >= IEEE80211_NUM_BANDS)) goto drop; sband = local->hw.wiphy->bands[status->band]; @@ -3056,8 +3053,7 @@ void ieee80211_rx(struct ieee80211_hw *hw, struct sk_buff *skb) * hardware error. The driver should catch hardware * errors. */ - if (WARN((status->rate_idx < 0 || - status->rate_idx > 76), + if (WARN(status->rate_idx > 76, "Rate marked as an HT rate but passed " "status->rate_idx is not " "an MCS index [0-76]: %d (0x%02x)\n", @@ -3065,8 +3061,7 @@ void ieee80211_rx(struct ieee80211_hw *hw, struct sk_buff *skb) status->rate_idx)) goto drop; } else { - if (WARN_ON(status->rate_idx < 0 || - status->rate_idx >= sband->n_bitrates)) + if (WARN_ON(status->rate_idx >= sband->n_bitrates)) goto drop; rate = &sband->bitrates[status->rate_idx]; } diff --git a/net/mac80211/tx.c b/net/mac80211/tx.c index eee448a..bbe1d86 100644 --- a/net/mac80211/tx.c +++ b/net/mac80211/tx.c @@ -944,7 +944,6 @@ ieee80211_tx_h_fragment(struct ieee80211_tx_data *tx) fragnum = 0; skb_queue_walk(&tx->skbs, skb) { - int next_len; const __le16 morefrags = cpu_to_le16(IEEE80211_FCTL_MOREFRAGS); hdr = (void *)skb->data; @@ -963,7 +962,6 @@ ieee80211_tx_h_fragment(struct ieee80211_tx_data *tx) info->flags &= ~IEEE80211_TX_CTL_RATE_CTRL_PROBE; } else { hdr->frame_control &= ~morefrags; - next_len = 0; } hdr->seq_ctrl |= cpu_to_le16(fragnum & IEEE80211_SCTL_FRAG); fragnum++; -- cgit v0.10.2 From 8c1dddd6070a900918561f162621ef4957ff36c2 Mon Sep 17 00:00:00 2001 From: Johannes Berg Date: Sun, 30 Sep 2012 17:12:45 +0200 Subject: mac80211: use __printf attribute in debugfs The internal function mac80211_format_buffer() has a printf-style argument list, so add the attribute to have gcc verify that list. Signed-off-by: Johannes Berg diff --git a/net/mac80211/debugfs.h b/net/mac80211/debugfs.h index 9be4e6d..214ed4e 100644 --- a/net/mac80211/debugfs.h +++ b/net/mac80211/debugfs.h @@ -2,9 +2,9 @@ #define __MAC80211_DEBUGFS_H #ifdef CONFIG_MAC80211_DEBUGFS -extern void debugfs_hw_add(struct ieee80211_local *local); -extern int mac80211_format_buffer(char __user *userbuf, size_t count, - loff_t *ppos, char *fmt, ...); +void debugfs_hw_add(struct ieee80211_local *local); +int __printf(4, 5) mac80211_format_buffer(char __user *userbuf, size_t count, + loff_t *ppos, char *fmt, ...); #else static inline void debugfs_hw_add(struct ieee80211_local *local) { -- cgit v0.10.2 From f53c6a0d74dffd6e82defe195bd5b97c7d384341 Mon Sep 17 00:00:00 2001 From: Marco Porsch Date: Wed, 17 Oct 2012 20:21:30 -0700 Subject: mac80211: fix copy-paste typo in Kconfig Signed-off-by: Marco Porsch Signed-off-by: Johannes Berg diff --git a/net/mac80211/Kconfig b/net/mac80211/Kconfig index 63af254..b4ecf26 100644 --- a/net/mac80211/Kconfig +++ b/net/mac80211/Kconfig @@ -248,7 +248,7 @@ config MAC80211_MHWMP_DEBUG Do not select this option. config MAC80211_MESH_SYNC_DEBUG - bool "Verbose mesh mesh synchronization debugging" + bool "Verbose mesh synchronization debugging" depends on MAC80211_DEBUG_MENU depends on MAC80211_MESH ---help--- -- cgit v0.10.2 From de7044ee85a9ba9e8529b0250f2882724407c977 Mon Sep 17 00:00:00 2001 From: Sujith Manoharan Date: Thu, 18 Oct 2012 10:19:28 +0530 Subject: cfg80211: Disallow HT/WEP in IBSS mode Currently, a user is allowed to choose a HT operating channel with WEP when creating an IBSS network. WEP is not allowed in HT configuration - this patch ensures that such requests are denied. Signed-off-by: Sujith Manoharan Signed-off-by: Johannes Berg diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c index 9e5a720..48d754c 100644 --- a/net/wireless/nl80211.c +++ b/net/wireless/nl80211.c @@ -692,7 +692,7 @@ static int nl80211_parse_key(struct genl_info *info, struct key_parse *k) static struct cfg80211_cached_keys * nl80211_parse_connkeys(struct cfg80211_registered_device *rdev, - struct nlattr *keys) + struct nlattr *keys, bool *no_ht) { struct key_parse parse; struct nlattr *key; @@ -735,6 +735,12 @@ nl80211_parse_connkeys(struct cfg80211_registered_device *rdev, result->params[parse.idx].key_len = parse.p.key_len; result->params[parse.idx].key = result->data[parse.idx]; memcpy(result->data[parse.idx], parse.p.key, parse.p.key_len); + + if (parse.p.cipher == WLAN_CIPHER_SUITE_WEP40 || + parse.p.cipher == WLAN_CIPHER_SUITE_WEP104) { + if (no_ht) + *no_ht = true; + } } return result; @@ -5406,10 +5412,18 @@ static int nl80211_join_ibss(struct sk_buff *skb, struct genl_info *info) return -EINVAL; if (ibss.privacy && info->attrs[NL80211_ATTR_KEYS]) { + bool no_ht = false; + connkeys = nl80211_parse_connkeys(rdev, - info->attrs[NL80211_ATTR_KEYS]); + info->attrs[NL80211_ATTR_KEYS], + &no_ht); if (IS_ERR(connkeys)) return PTR_ERR(connkeys); + + if ((ibss.channel_type != NL80211_CHAN_NO_HT) && no_ht) { + kfree(connkeys); + return -EINVAL; + } } ibss.control_port = @@ -5710,7 +5724,7 @@ static int nl80211_connect(struct sk_buff *skb, struct genl_info *info) if (connect.privacy && info->attrs[NL80211_ATTR_KEYS]) { connkeys = nl80211_parse_connkeys(rdev, - info->attrs[NL80211_ATTR_KEYS]); + info->attrs[NL80211_ATTR_KEYS], NULL); if (IS_ERR(connkeys)) return PTR_ERR(connkeys); } -- cgit v0.10.2 From e35e4d28b687d4e849573419fdcf90f1cce2a14c Mon Sep 17 00:00:00 2001 From: Hila Gonen Date: Wed, 27 Jun 2012 17:19:42 +0300 Subject: cfg80211: add wrappers for registered_device_ops This will allow adding central tracing like in mac80211. Signed-off-by: Hila Gonen Reviewed-by: Emmanuel Grumbach Reviewed-by: Johannes Berg Signed-off-by: Johannes Berg diff --git a/net/wireless/ap.c b/net/wireless/ap.c index fcc60d8..e143505 100644 --- a/net/wireless/ap.c +++ b/net/wireless/ap.c @@ -3,6 +3,7 @@ #include #include "nl80211.h" #include "core.h" +#include "rdev-ops.h" static int __cfg80211_stop_ap(struct cfg80211_registered_device *rdev, @@ -23,7 +24,7 @@ static int __cfg80211_stop_ap(struct cfg80211_registered_device *rdev, if (!wdev->beacon_interval) return -ENOENT; - err = rdev->ops->stop_ap(&rdev->wiphy, dev); + err = rdev_stop_ap(rdev, dev); if (!err) { wdev->beacon_interval = 0; wdev->channel = NULL; diff --git a/net/wireless/chan.c b/net/wireless/chan.c index 2f876b9..71c3625 100644 --- a/net/wireless/chan.c +++ b/net/wireless/chan.c @@ -9,6 +9,7 @@ #include #include #include "core.h" +#include "rdev-ops.h" struct ieee80211_channel * rdev_freq_to_chan(struct cfg80211_registered_device *rdev, @@ -92,7 +93,7 @@ int cfg80211_set_monitor_channel(struct cfg80211_registered_device *rdev, if (!chan) return -EINVAL; - return rdev->ops->set_monitor_channel(&rdev->wiphy, chan, chantype); + return rdev_set_monitor_channel(rdev, chan, chantype); } void diff --git a/net/wireless/core.c b/net/wireless/core.c index 48c2ea4..f280f48 100644 --- a/net/wireless/core.c +++ b/net/wireless/core.c @@ -26,6 +26,7 @@ #include "debugfs.h" #include "wext-compat.h" #include "ethtool.h" +#include "rdev-ops.h" /* name for sysfs, %d is appended */ #define PHY_NAME "phy" @@ -216,7 +217,7 @@ static void cfg80211_rfkill_poll(struct rfkill *rfkill, void *data) { struct cfg80211_registered_device *rdev = data; - rdev->ops->rfkill_poll(&rdev->wiphy); + rdev_rfkill_poll(rdev); } static int cfg80211_rfkill_set_block(void *data, bool blocked) @@ -690,7 +691,7 @@ void wiphy_unregister(struct wiphy *wiphy) flush_work(&rdev->event_work); if (rdev->wowlan && rdev->ops->set_wakeup) - rdev->ops->set_wakeup(&rdev->wiphy, false); + rdev_set_wakeup(rdev, false); cfg80211_rdev_free_wowlan(rdev); } EXPORT_SYMBOL(wiphy_unregister); @@ -964,9 +965,8 @@ static int cfg80211_netdev_notifier_call(struct notifier_block *nb, if ((wdev->iftype == NL80211_IFTYPE_STATION || wdev->iftype == NL80211_IFTYPE_P2P_CLIENT) && rdev->ops->set_power_mgmt) - if (rdev->ops->set_power_mgmt(wdev->wiphy, dev, - wdev->ps, - wdev->ps_timeout)) { + if (rdev_set_power_mgmt(rdev, dev, wdev->ps, + wdev->ps_timeout)) { /* assume this means it's off */ wdev->ps = false; } diff --git a/net/wireless/ethtool.c b/net/wireless/ethtool.c index 7eecdf4..48c48ff 100644 --- a/net/wireless/ethtool.c +++ b/net/wireless/ethtool.c @@ -2,6 +2,7 @@ #include #include "core.h" #include "ethtool.h" +#include "rdev-ops.h" static void cfg80211_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *info) @@ -47,9 +48,8 @@ static void cfg80211_get_ringparam(struct net_device *dev, memset(rp, 0, sizeof(*rp)); if (rdev->ops->get_ringparam) - rdev->ops->get_ringparam(wdev->wiphy, - &rp->tx_pending, &rp->tx_max_pending, - &rp->rx_pending, &rp->rx_max_pending); + rdev_get_ringparam(rdev, &rp->tx_pending, &rp->tx_max_pending, + &rp->rx_pending, &rp->rx_max_pending); } static int cfg80211_set_ringparam(struct net_device *dev, @@ -62,8 +62,7 @@ static int cfg80211_set_ringparam(struct net_device *dev, return -EINVAL; if (rdev->ops->set_ringparam) - return rdev->ops->set_ringparam(wdev->wiphy, - rp->tx_pending, rp->rx_pending); + return rdev_set_ringparam(rdev, rp->tx_pending, rp->rx_pending); return -ENOTSUPP; } @@ -73,7 +72,7 @@ static int cfg80211_get_sset_count(struct net_device *dev, int sset) struct wireless_dev *wdev = dev->ieee80211_ptr; struct cfg80211_registered_device *rdev = wiphy_to_dev(wdev->wiphy); if (rdev->ops->get_et_sset_count) - return rdev->ops->get_et_sset_count(wdev->wiphy, dev, sset); + return rdev_get_et_sset_count(rdev, dev, sset); return -EOPNOTSUPP; } @@ -83,7 +82,7 @@ static void cfg80211_get_stats(struct net_device *dev, struct wireless_dev *wdev = dev->ieee80211_ptr; struct cfg80211_registered_device *rdev = wiphy_to_dev(wdev->wiphy); if (rdev->ops->get_et_stats) - rdev->ops->get_et_stats(wdev->wiphy, dev, stats, data); + rdev_get_et_stats(rdev, dev, stats, data); } static void cfg80211_get_strings(struct net_device *dev, u32 sset, u8 *data) @@ -91,7 +90,7 @@ static void cfg80211_get_strings(struct net_device *dev, u32 sset, u8 *data) struct wireless_dev *wdev = dev->ieee80211_ptr; struct cfg80211_registered_device *rdev = wiphy_to_dev(wdev->wiphy); if (rdev->ops->get_et_strings) - rdev->ops->get_et_strings(wdev->wiphy, dev, sset, data); + rdev_get_et_strings(rdev, dev, sset, data); } const struct ethtool_ops cfg80211_ethtool_ops = { diff --git a/net/wireless/ibss.c b/net/wireless/ibss.c index ca5672f..7fda94f 100644 --- a/net/wireless/ibss.c +++ b/net/wireless/ibss.c @@ -11,6 +11,7 @@ #include #include "wext-compat.h" #include "nl80211.h" +#include "rdev-ops.h" void __cfg80211_ibss_joined(struct net_device *dev, const u8 *bssid) @@ -128,7 +129,7 @@ int __cfg80211_join_ibss(struct cfg80211_registered_device *rdev, return err; } - err = rdev->ops->join_ibss(&rdev->wiphy, dev, params); + err = rdev_join_ibss(rdev, dev, params); if (err) { wdev->connect_keys = NULL; wdev->sme_state = CFG80211_SME_IDLE; @@ -175,7 +176,7 @@ static void __cfg80211_clear_ibss(struct net_device *dev, bool nowext) */ if (rdev->ops->del_key) for (i = 0; i < 6; i++) - rdev->ops->del_key(wdev->wiphy, dev, i, false, NULL); + rdev_del_key(rdev, dev, i, false, NULL); if (wdev->current_bss) { cfg80211_unhold_bss(wdev->current_bss); @@ -211,7 +212,7 @@ int __cfg80211_leave_ibss(struct cfg80211_registered_device *rdev, if (!wdev->ssid_len) return -ENOLINK; - err = rdev->ops->leave_ibss(&rdev->wiphy, dev); + err = rdev_leave_ibss(rdev, dev); if (err) return err; diff --git a/net/wireless/mesh.c b/net/wireless/mesh.c index c384e77..a18bb34 100644 --- a/net/wireless/mesh.c +++ b/net/wireless/mesh.c @@ -3,6 +3,7 @@ #include #include "nl80211.h" #include "core.h" +#include "rdev-ops.h" /* Default values, timeouts in ms */ #define MESH_TTL 31 @@ -160,7 +161,7 @@ int __cfg80211_join_mesh(struct cfg80211_registered_device *rdev, if (err) return err; - err = rdev->ops->join_mesh(&rdev->wiphy, dev, conf, setup); + err = rdev_join_mesh(rdev, dev, conf, setup); if (!err) { memcpy(wdev->ssid, setup->mesh_id, setup->mesh_id_len); wdev->mesh_id_len = setup->mesh_id_len; @@ -220,9 +221,8 @@ int cfg80211_set_mesh_freq(struct cfg80211_registered_device *rdev, if (err) return err; - err = rdev->ops->libertas_set_mesh_channel(&rdev->wiphy, - wdev->netdev, - channel); + err = rdev_libertas_set_mesh_channel(rdev, wdev->netdev, + channel); if (!err) wdev->channel = channel; @@ -267,7 +267,7 @@ static int __cfg80211_leave_mesh(struct cfg80211_registered_device *rdev, if (!wdev->mesh_id_len) return -ENOTCONN; - err = rdev->ops->leave_mesh(&rdev->wiphy, dev); + err = rdev_leave_mesh(rdev, dev); if (!err) { wdev->mesh_id_len = 0; wdev->channel = NULL; diff --git a/net/wireless/mlme.c b/net/wireless/mlme.c index 460d493..2a74395 100644 --- a/net/wireless/mlme.c +++ b/net/wireless/mlme.c @@ -15,6 +15,8 @@ #include #include "core.h" #include "nl80211.h" +#include "rdev-ops.h" + void cfg80211_send_rx_auth(struct net_device *dev, const u8 *buf, size_t len) { @@ -310,7 +312,7 @@ int __cfg80211_mlme_auth(struct cfg80211_registered_device *rdev, if (err) goto out; - err = rdev->ops->auth(&rdev->wiphy, dev, &req); + err = rdev_auth(rdev, dev, &req); out: cfg80211_put_bss(req.bss); @@ -415,7 +417,7 @@ int __cfg80211_mlme_assoc(struct cfg80211_registered_device *rdev, if (err) goto out; - err = rdev->ops->assoc(&rdev->wiphy, dev, &req); + err = rdev_assoc(rdev, dev, &req); out: if (err) { @@ -477,7 +479,7 @@ int __cfg80211_mlme_deauth(struct cfg80211_registered_device *rdev, return 0; } - return rdev->ops->deauth(&rdev->wiphy, dev, &req); + return rdev_deauth(rdev, dev, &req); } int cfg80211_mlme_deauth(struct cfg80211_registered_device *rdev, @@ -522,7 +524,7 @@ static int __cfg80211_mlme_disassoc(struct cfg80211_registered_device *rdev, else return -ENOTCONN; - return rdev->ops->disassoc(&rdev->wiphy, dev, &req); + return rdev_disassoc(rdev, dev, &req); } int cfg80211_mlme_disassoc(struct cfg80211_registered_device *rdev, @@ -563,7 +565,7 @@ void cfg80211_mlme_down(struct cfg80211_registered_device *rdev, memcpy(bssid, wdev->current_bss->pub.bssid, ETH_ALEN); req.bssid = bssid; - rdev->ops->deauth(&rdev->wiphy, dev, &req); + rdev_deauth(rdev, dev, &req); if (wdev->current_bss) { cfg80211_unhold_bss(wdev->current_bss); @@ -693,7 +695,7 @@ int cfg80211_mlme_register_mgmt(struct wireless_dev *wdev, u32 snd_portid, list_add(&nreg->list, &wdev->mgmt_registrations); if (rdev->ops->mgmt_frame_register) - rdev->ops->mgmt_frame_register(wiphy, wdev, frame_type, true); + rdev_mgmt_frame_register(rdev, wdev, frame_type, true); out: spin_unlock_bh(&wdev->mgmt_registrations_lock); @@ -716,8 +718,8 @@ void cfg80211_mlme_unregister_socket(struct wireless_dev *wdev, u32 nlportid) if (rdev->ops->mgmt_frame_register) { u16 frame_type = le16_to_cpu(reg->frame_type); - rdev->ops->mgmt_frame_register(wiphy, wdev, - frame_type, false); + rdev_mgmt_frame_register(rdev, wdev, + frame_type, false); } list_del(®->list); @@ -843,10 +845,10 @@ int cfg80211_mlme_mgmt_tx(struct cfg80211_registered_device *rdev, return -EINVAL; /* Transmit the Action frame as requested by user space */ - return rdev->ops->mgmt_tx(&rdev->wiphy, wdev, chan, offchan, - channel_type, channel_type_valid, - wait, buf, len, no_cck, dont_wait_for_ack, - cookie); + return rdev_mgmt_tx(rdev, wdev, chan, offchan, + channel_type, channel_type_valid, + wait, buf, len, no_cck, dont_wait_for_ack, + cookie); } bool cfg80211_rx_mgmt(struct wireless_dev *wdev, int freq, int sig_mbm, diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c index 48d754c..e26f745 100644 --- a/net/wireless/nl80211.c +++ b/net/wireless/nl80211.c @@ -22,6 +22,7 @@ #include "core.h" #include "nl80211.h" #include "reg.h" +#include "rdev-ops.h" static int nl80211_crypto_settings(struct cfg80211_registered_device *rdev, struct genl_info *info, @@ -951,7 +952,7 @@ static int nl80211_send_wiphy(struct sk_buff *msg, u32 portid, u32 seq, int flag dev->wiphy.available_antennas_rx) && dev->ops->get_antenna) { u32 tx_ant = 0, rx_ant = 0; int res; - res = dev->ops->get_antenna(&dev->wiphy, &tx_ant, &rx_ant); + res = rdev_get_antenna(dev, &tx_ant, &rx_ant); if (!res) { if (nla_put_u32(msg, NL80211_ATTR_WIPHY_ANTENNA_TX, tx_ant) || @@ -1465,7 +1466,7 @@ static int nl80211_set_wds_peer(struct sk_buff *skb, struct genl_info *info) return -EOPNOTSUPP; bssid = nla_data(info->attrs[NL80211_ATTR_MAC]); - return rdev->ops->set_wds_peer(wdev->wiphy, dev, bssid); + return rdev_set_wds_peer(rdev, dev, bssid); } @@ -1570,9 +1571,8 @@ static int nl80211_set_wiphy(struct sk_buff *skb, struct genl_info *info) if (result) goto bad_res; - result = rdev->ops->set_txq_params(&rdev->wiphy, - netdev, - &txq_params); + result = rdev_set_txq_params(rdev, netdev, + &txq_params); if (result) goto bad_res; } @@ -1607,7 +1607,7 @@ static int nl80211_set_wiphy(struct sk_buff *skb, struct genl_info *info) mbm = nla_get_u32(info->attrs[idx]); } - result = rdev->ops->set_tx_power(&rdev->wiphy, type, mbm); + result = rdev_set_tx_power(rdev, type, mbm); if (result) goto bad_res; } @@ -1636,7 +1636,7 @@ static int nl80211_set_wiphy(struct sk_buff *skb, struct genl_info *info) tx_ant = tx_ant & rdev->wiphy.available_antennas_tx; rx_ant = rx_ant & rdev->wiphy.available_antennas_rx; - result = rdev->ops->set_antenna(&rdev->wiphy, tx_ant, rx_ant); + result = rdev_set_antenna(rdev, tx_ant, rx_ant); if (result) goto bad_res; } @@ -1721,7 +1721,7 @@ static int nl80211_set_wiphy(struct sk_buff *skb, struct genl_info *info) if (changed & WIPHY_PARAM_COVERAGE_CLASS) rdev->wiphy.coverage_class = coverage_class; - result = rdev->ops->set_wiphy_params(&rdev->wiphy, changed); + result = rdev_set_wiphy_params(rdev, changed); if (result) { rdev->wiphy.retry_short = old_retry_short; rdev->wiphy.retry_long = old_retry_long; @@ -1773,8 +1773,7 @@ static int nl80211_send_iface(struct sk_buff *msg, u32 portid, u32 seq, int flag struct ieee80211_channel *chan; enum nl80211_channel_type channel_type; - chan = rdev->ops->get_channel(&rdev->wiphy, wdev, - &channel_type); + chan = rdev_get_channel(rdev, wdev, &channel_type); if (chan && (nla_put_u32(msg, NL80211_ATTR_WIPHY_FREQ, chan->center_freq) || @@ -2022,9 +2021,9 @@ static int nl80211_new_interface(struct sk_buff *skb, struct genl_info *info) err = parse_monitor_flags(type == NL80211_IFTYPE_MONITOR ? info->attrs[NL80211_ATTR_MNTR_FLAGS] : NULL, &flags); - wdev = rdev->ops->add_virtual_intf(&rdev->wiphy, - nla_data(info->attrs[NL80211_ATTR_IFNAME]), - type, err ? NULL : &flags, ¶ms); + wdev = rdev_add_virtual_intf(rdev, + nla_data(info->attrs[NL80211_ATTR_IFNAME]), + type, err ? NULL : &flags, ¶ms); if (IS_ERR(wdev)) { nlmsg_free(msg); return PTR_ERR(wdev); @@ -2091,7 +2090,7 @@ static int nl80211_del_interface(struct sk_buff *skb, struct genl_info *info) if (!wdev->netdev) info->user_ptr[1] = NULL; - return rdev->ops->del_virtual_intf(&rdev->wiphy, wdev); + return rdev_del_virtual_intf(rdev, wdev); } static int nl80211_set_noack_map(struct sk_buff *skb, struct genl_info *info) @@ -2108,7 +2107,7 @@ static int nl80211_set_noack_map(struct sk_buff *skb, struct genl_info *info) noack_map = nla_get_u16(info->attrs[NL80211_ATTR_NOACK_MAP]); - return rdev->ops->set_noack_map(&rdev->wiphy, dev, noack_map); + return rdev_set_noack_map(rdev, dev, noack_map); } struct get_key_cookie { @@ -2218,8 +2217,8 @@ static int nl80211_get_key(struct sk_buff *skb, struct genl_info *info) !(rdev->wiphy.flags & WIPHY_FLAG_IBSS_RSN)) return -ENOENT; - err = rdev->ops->get_key(&rdev->wiphy, dev, key_idx, pairwise, - mac_addr, &cookie, get_key_callback); + err = rdev_get_key(rdev, dev, key_idx, pairwise, mac_addr, &cookie, + get_key_callback); if (err) goto free_msg; @@ -2267,7 +2266,7 @@ static int nl80211_set_key(struct sk_buff *skb, struct genl_info *info) if (err) goto out; - err = rdev->ops->set_default_key(&rdev->wiphy, dev, key.idx, + err = rdev_set_default_key(rdev, dev, key.idx, key.def_uni, key.def_multi); if (err) @@ -2291,8 +2290,7 @@ static int nl80211_set_key(struct sk_buff *skb, struct genl_info *info) if (err) goto out; - err = rdev->ops->set_default_mgmt_key(&rdev->wiphy, - dev, key.idx); + err = rdev_set_default_mgmt_key(rdev, dev, key.idx); if (err) goto out; @@ -2348,9 +2346,9 @@ static int nl80211_new_key(struct sk_buff *skb, struct genl_info *info) wdev_lock(dev->ieee80211_ptr); err = nl80211_key_allowed(dev->ieee80211_ptr); if (!err) - err = rdev->ops->add_key(&rdev->wiphy, dev, key.idx, - key.type == NL80211_KEYTYPE_PAIRWISE, - mac_addr, &key.p); + err = rdev_add_key(rdev, dev, key.idx, + key.type == NL80211_KEYTYPE_PAIRWISE, + mac_addr, &key.p); wdev_unlock(dev->ieee80211_ptr); return err; @@ -2394,9 +2392,9 @@ static int nl80211_del_key(struct sk_buff *skb, struct genl_info *info) err = -ENOENT; if (!err) - err = rdev->ops->del_key(&rdev->wiphy, dev, key.idx, - key.type == NL80211_KEYTYPE_PAIRWISE, - mac_addr); + err = rdev_del_key(rdev, dev, key.idx, + key.type == NL80211_KEYTYPE_PAIRWISE, + mac_addr); #ifdef CONFIG_CFG80211_WEXT if (!err) { @@ -2640,7 +2638,7 @@ static int nl80211_start_ap(struct sk_buff *skb, struct genl_info *info) if (err) return err; - err = rdev->ops->start_ap(&rdev->wiphy, dev, ¶ms); + err = rdev_start_ap(rdev, dev, ¶ms); if (!err) { wdev->preset_chan = params.channel; wdev->preset_chantype = params.channel_type; @@ -2672,7 +2670,7 @@ static int nl80211_set_beacon(struct sk_buff *skb, struct genl_info *info) if (err) return err; - return rdev->ops->change_beacon(&rdev->wiphy, dev, ¶ms); + return rdev_change_beacon(rdev, dev, ¶ms); } static int nl80211_stop_ap(struct sk_buff *skb, struct genl_info *info) @@ -2956,8 +2954,8 @@ static int nl80211_dump_station(struct sk_buff *skb, while (1) { memset(&sinfo, 0, sizeof(sinfo)); - err = dev->ops->dump_station(&dev->wiphy, netdev, sta_idx, - mac_addr, &sinfo); + err = rdev_dump_station(dev, netdev, sta_idx, + mac_addr, &sinfo); if (err == -ENOENT) break; if (err) @@ -3002,7 +3000,7 @@ static int nl80211_get_station(struct sk_buff *skb, struct genl_info *info) if (!rdev->ops->get_station) return -EOPNOTSUPP; - err = rdev->ops->get_station(&rdev->wiphy, dev, mac_addr, &sinfo); + err = rdev_get_station(rdev, dev, mac_addr, &sinfo); if (err) return err; @@ -3179,7 +3177,7 @@ static int nl80211_set_station(struct sk_buff *skb, struct genl_info *info) /* be aware of params.vlan when changing code here */ - err = rdev->ops->change_station(&rdev->wiphy, dev, mac_addr, ¶ms); + err = rdev_change_station(rdev, dev, mac_addr, ¶ms); if (params.vlan) dev_put(params.vlan); @@ -3312,7 +3310,7 @@ static int nl80211_new_station(struct sk_buff *skb, struct genl_info *info) /* be aware of params.vlan when changing code here */ - err = rdev->ops->add_station(&rdev->wiphy, dev, mac_addr, ¶ms); + err = rdev_add_station(rdev, dev, mac_addr, ¶ms); if (params.vlan) dev_put(params.vlan); @@ -3337,7 +3335,7 @@ static int nl80211_del_station(struct sk_buff *skb, struct genl_info *info) if (!rdev->ops->del_station) return -EOPNOTSUPP; - return rdev->ops->del_station(&rdev->wiphy, dev, mac_addr); + return rdev_del_station(rdev, dev, mac_addr); } static int nl80211_send_mpath(struct sk_buff *msg, u32 portid, u32 seq, @@ -3419,8 +3417,8 @@ static int nl80211_dump_mpath(struct sk_buff *skb, } while (1) { - err = dev->ops->dump_mpath(&dev->wiphy, netdev, path_idx, - dst, next_hop, &pinfo); + err = rdev_dump_mpath(dev, netdev, path_idx, dst, next_hop, + &pinfo); if (err == -ENOENT) break; if (err) @@ -3467,7 +3465,7 @@ static int nl80211_get_mpath(struct sk_buff *skb, struct genl_info *info) if (dev->ieee80211_ptr->iftype != NL80211_IFTYPE_MESH_POINT) return -EOPNOTSUPP; - err = rdev->ops->get_mpath(&rdev->wiphy, dev, dst, next_hop, &pinfo); + err = rdev_get_mpath(rdev, dev, dst, next_hop, &pinfo); if (err) return err; @@ -3506,7 +3504,7 @@ static int nl80211_set_mpath(struct sk_buff *skb, struct genl_info *info) if (dev->ieee80211_ptr->iftype != NL80211_IFTYPE_MESH_POINT) return -EOPNOTSUPP; - return rdev->ops->change_mpath(&rdev->wiphy, dev, dst, next_hop); + return rdev_change_mpath(rdev, dev, dst, next_hop); } static int nl80211_new_mpath(struct sk_buff *skb, struct genl_info *info) @@ -3531,7 +3529,7 @@ static int nl80211_new_mpath(struct sk_buff *skb, struct genl_info *info) if (dev->ieee80211_ptr->iftype != NL80211_IFTYPE_MESH_POINT) return -EOPNOTSUPP; - return rdev->ops->add_mpath(&rdev->wiphy, dev, dst, next_hop); + return rdev_add_mpath(rdev, dev, dst, next_hop); } static int nl80211_del_mpath(struct sk_buff *skb, struct genl_info *info) @@ -3546,7 +3544,7 @@ static int nl80211_del_mpath(struct sk_buff *skb, struct genl_info *info) if (!rdev->ops->del_mpath) return -EOPNOTSUPP; - return rdev->ops->del_mpath(&rdev->wiphy, dev, dst); + return rdev_del_mpath(rdev, dev, dst); } static int nl80211_set_bss(struct sk_buff *skb, struct genl_info *info) @@ -3591,7 +3589,7 @@ static int nl80211_set_bss(struct sk_buff *skb, struct genl_info *info) dev->ieee80211_ptr->iftype != NL80211_IFTYPE_P2P_GO) return -EOPNOTSUPP; - return rdev->ops->change_bss(&rdev->wiphy, dev, ¶ms); + return rdev_change_bss(rdev, dev, ¶ms); } static const struct nla_policy reg_rule_policy[NL80211_REG_RULE_ATTR_MAX + 1] = { @@ -3705,8 +3703,7 @@ static int nl80211_get_mesh_config(struct sk_buff *skb, if (!wdev->mesh_id_len) memcpy(&cur_params, &default_mesh_config, sizeof(cur_params)); else - err = rdev->ops->get_mesh_config(&rdev->wiphy, dev, - &cur_params); + err = rdev_get_mesh_config(rdev, dev, &cur_params); wdev_unlock(wdev); if (err) @@ -4008,8 +4005,7 @@ static int nl80211_update_mesh_config(struct sk_buff *skb, err = -ENOLINK; if (!err) - err = rdev->ops->update_mesh_config(&rdev->wiphy, dev, - mask, &cfg); + err = rdev_update_mesh_config(rdev, dev, mask, &cfg); wdev_unlock(wdev); @@ -4394,7 +4390,7 @@ static int nl80211_trigger_scan(struct sk_buff *skb, struct genl_info *info) request->scan_start = jiffies; rdev->scan_req = request; - err = rdev->ops->scan(&rdev->wiphy, request); + err = rdev_scan(rdev, request); if (!err) { nl80211_send_scan_start(rdev, wdev); @@ -4635,7 +4631,7 @@ static int nl80211_start_sched_scan(struct sk_buff *skb, request->interval = interval; request->scan_start = jiffies; - err = rdev->ops->sched_scan_start(&rdev->wiphy, dev, request); + err = rdev_sched_scan_start(rdev, dev, request); if (!err) { rdev->sched_scan_req = request; nl80211_send_sched_scan(rdev, dev, @@ -4878,8 +4874,7 @@ static int nl80211_dump_survey(struct sk_buff *skb, while (1) { struct ieee80211_channel *chan; - res = dev->ops->dump_survey(&dev->wiphy, netdev, survey_idx, - &survey); + res = rdev_dump_survey(dev, netdev, survey_idx, &survey); if (res == -ENOENT) break; if (res) @@ -5465,7 +5460,7 @@ static int nl80211_testmode_do(struct sk_buff *skb, struct genl_info *info) err = -EOPNOTSUPP; if (rdev->ops->testmode_cmd) { rdev->testmode_info = info; - err = rdev->ops->testmode_cmd(&rdev->wiphy, + err = rdev_testmode_cmd(rdev, nla_data(info->attrs[NL80211_ATTR_TESTDATA]), nla_len(info->attrs[NL80211_ATTR_TESTDATA])); rdev->testmode_info = NULL; @@ -5547,8 +5542,7 @@ static int nl80211_testmode_dump(struct sk_buff *skb, genlmsg_cancel(skb, hdr); break; } - err = rdev->ops->testmode_dump(&rdev->wiphy, skb, cb, - data, data_len); + err = rdev_testmode_dump(rdev, skb, cb, data, data_len); nla_nest_end(skb, tmdata); if (err == -ENOBUFS || err == -ENOENT) { @@ -5853,7 +5847,7 @@ static int nl80211_flush_pmksa(struct sk_buff *skb, struct genl_info *info) if (!rdev->ops->flush_pmksa) return -EOPNOTSUPP; - return rdev->ops->flush_pmksa(&rdev->wiphy, dev); + return rdev_flush_pmksa(rdev, dev); } static int nl80211_tdls_mgmt(struct sk_buff *skb, struct genl_info *info) @@ -5880,10 +5874,10 @@ static int nl80211_tdls_mgmt(struct sk_buff *skb, struct genl_info *info) status_code = nla_get_u16(info->attrs[NL80211_ATTR_STATUS_CODE]); dialog_token = nla_get_u8(info->attrs[NL80211_ATTR_TDLS_DIALOG_TOKEN]); - return rdev->ops->tdls_mgmt(&rdev->wiphy, dev, peer, action_code, - dialog_token, status_code, - nla_data(info->attrs[NL80211_ATTR_IE]), - nla_len(info->attrs[NL80211_ATTR_IE])); + return rdev_tdls_mgmt(rdev, dev, peer, action_code, + dialog_token, status_code, + nla_data(info->attrs[NL80211_ATTR_IE]), + nla_len(info->attrs[NL80211_ATTR_IE])); } static int nl80211_tdls_oper(struct sk_buff *skb, struct genl_info *info) @@ -5904,7 +5898,7 @@ static int nl80211_tdls_oper(struct sk_buff *skb, struct genl_info *info) operation = nla_get_u8(info->attrs[NL80211_ATTR_TDLS_OPERATION]); peer = nla_data(info->attrs[NL80211_ATTR_MAC]); - return rdev->ops->tdls_oper(&rdev->wiphy, dev, peer, operation); + return rdev_tdls_oper(rdev, dev, peer, operation); } static int nl80211_remain_on_channel(struct sk_buff *skb, @@ -5959,8 +5953,8 @@ static int nl80211_remain_on_channel(struct sk_buff *skb, goto free_msg; } - err = rdev->ops->remain_on_channel(&rdev->wiphy, wdev, chan, - channel_type, duration, &cookie); + err = rdev_remain_on_channel(rdev, wdev, chan, channel_type, duration, + &cookie); if (err) goto free_msg; @@ -5994,7 +5988,7 @@ static int nl80211_cancel_remain_on_channel(struct sk_buff *skb, cookie = nla_get_u64(info->attrs[NL80211_ATTR_COOKIE]); - return rdev->ops->cancel_remain_on_channel(&rdev->wiphy, wdev, cookie); + return rdev_cancel_remain_on_channel(rdev, wdev, cookie); } static u32 rateset_to_mask(struct ieee80211_supported_band *sband, @@ -6137,7 +6131,7 @@ static int nl80211_set_tx_bitrate_mask(struct sk_buff *skb, } } - return rdev->ops->set_bitrate_mask(&rdev->wiphy, dev, NULL, &mask); + return rdev_set_bitrate_mask(rdev, dev, NULL, &mask); } static int nl80211_register_mgmt(struct sk_buff *skb, struct genl_info *info) @@ -6312,7 +6306,7 @@ static int nl80211_tx_mgmt_cancel_wait(struct sk_buff *skb, struct genl_info *in cookie = nla_get_u64(info->attrs[NL80211_ATTR_COOKIE]); - return rdev->ops->mgmt_tx_cancel_wait(&rdev->wiphy, wdev, cookie); + return rdev_mgmt_tx_cancel_wait(rdev, wdev, cookie); } static int nl80211_set_power_save(struct sk_buff *skb, struct genl_info *info) @@ -6342,8 +6336,7 @@ static int nl80211_set_power_save(struct sk_buff *skb, struct genl_info *info) if (state == wdev->ps) return 0; - err = rdev->ops->set_power_mgmt(wdev->wiphy, dev, state, - wdev->ps_timeout); + err = rdev_set_power_mgmt(rdev, dev, state, wdev->ps_timeout); if (!err) wdev->ps = state; return err; @@ -6423,8 +6416,7 @@ static int nl80211_set_cqm_txe(struct genl_info *info, wdev->iftype != NL80211_IFTYPE_P2P_CLIENT) return -EOPNOTSUPP; - return rdev->ops->set_cqm_txe_config(wdev->wiphy, dev, - rate, pkts, intvl); + return rdev_set_cqm_txe_config(rdev, dev, rate, pkts, intvl); } static int nl80211_set_cqm_rssi(struct genl_info *info, @@ -6446,8 +6438,7 @@ static int nl80211_set_cqm_rssi(struct genl_info *info, wdev->iftype != NL80211_IFTYPE_P2P_CLIENT) return -EOPNOTSUPP; - return rdev->ops->set_cqm_rssi_config(wdev->wiphy, dev, - threshold, hysteresis); + return rdev_set_cqm_rssi_config(rdev, dev, threshold, hysteresis); } static int nl80211_set_cqm(struct sk_buff *skb, struct genl_info *info) @@ -6772,7 +6763,7 @@ static int nl80211_set_wowlan(struct sk_buff *skb, struct genl_info *info) set_wakeup: if (rdev->ops->set_wakeup && prev_enabled != !!rdev->wowlan) - rdev->ops->set_wakeup(&rdev->wiphy, rdev->wowlan); + rdev_set_wakeup(rdev, rdev->wowlan); return 0; error: @@ -6828,7 +6819,7 @@ static int nl80211_set_rekey_data(struct sk_buff *skb, struct genl_info *info) goto out; } - err = rdev->ops->set_rekey_data(&rdev->wiphy, dev, &rekey_data); + err = rdev_set_rekey_data(rdev, dev, &rekey_data); out: wdev_unlock(wdev); return err; @@ -6887,7 +6878,7 @@ static int nl80211_probe_client(struct sk_buff *skb, addr = nla_data(info->attrs[NL80211_ATTR_MAC]); - err = rdev->ops->probe_client(&rdev->wiphy, dev, addr, &cookie); + err = rdev_probe_client(rdev, dev, addr, &cookie); if (err) goto free_msg; diff --git a/net/wireless/rdev-ops.h b/net/wireless/rdev-ops.h new file mode 100644 index 0000000..b6fad29 --- /dev/null +++ b/net/wireless/rdev-ops.h @@ -0,0 +1,558 @@ +#ifndef __CFG80211_RDEV_OPS +#define __CFG80211_RDEV_OPS + +#include +#include +#include "core.h" + +static inline int rdev_suspend(struct cfg80211_registered_device *rdev) +{ + return rdev->ops->suspend(&rdev->wiphy, rdev->wowlan); +} + +static inline int rdev_resume(struct cfg80211_registered_device *rdev) +{ + return rdev->ops->resume(&rdev->wiphy); +} + +static inline void rdev_set_wakeup(struct cfg80211_registered_device *rdev, + bool enabled) +{ + rdev->ops->set_wakeup(&rdev->wiphy, enabled); +} + +static inline struct wireless_dev +*rdev_add_virtual_intf(struct cfg80211_registered_device *rdev, char *name, + enum nl80211_iftype type, u32 *flags, + struct vif_params *params) +{ + return rdev->ops->add_virtual_intf(&rdev->wiphy, name, type, flags, + params); +} + +static inline int +rdev_del_virtual_intf(struct cfg80211_registered_device *rdev, + struct wireless_dev *wdev) +{ + return rdev->ops->del_virtual_intf(&rdev->wiphy, wdev); +} + +static inline int +rdev_change_virtual_intf(struct cfg80211_registered_device *rdev, + struct net_device *dev, enum nl80211_iftype type, + u32 *flags, struct vif_params *params) +{ + return rdev->ops->change_virtual_intf(&rdev->wiphy, dev, type, flags, + params); +} + +static inline int rdev_add_key(struct cfg80211_registered_device *rdev, + struct net_device *netdev, u8 key_index, + bool pairwise, const u8 *mac_addr, + struct key_params *params) +{ + return rdev->ops->add_key(&rdev->wiphy, netdev, key_index, pairwise, + mac_addr, params); +} + +static inline int +rdev_get_key(struct cfg80211_registered_device *rdev, struct net_device *netdev, + u8 key_index, bool pairwise, const u8 *mac_addr, void *cookie, + void (*callback)(void *cookie, struct key_params*)) +{ + return rdev->ops->get_key(&rdev->wiphy, netdev, key_index, pairwise, + mac_addr, cookie, callback); +} + +static inline int rdev_del_key(struct cfg80211_registered_device *rdev, + struct net_device *netdev, u8 key_index, + bool pairwise, const u8 *mac_addr) +{ + return rdev->ops->del_key(&rdev->wiphy, netdev, key_index, pairwise, + mac_addr); +} + +static inline int +rdev_set_default_key(struct cfg80211_registered_device *rdev, + struct net_device *netdev, u8 key_index, bool unicast, + bool multicast) +{ + return rdev->ops->set_default_key(&rdev->wiphy, netdev, key_index, + unicast, multicast); +} + +static inline int +rdev_set_default_mgmt_key(struct cfg80211_registered_device *rdev, + struct net_device *netdev, u8 key_index) +{ + return rdev->ops->set_default_mgmt_key(&rdev->wiphy, netdev, + key_index); +} + +static inline int rdev_start_ap(struct cfg80211_registered_device *rdev, + struct net_device *dev, + struct cfg80211_ap_settings *settings) +{ + return rdev->ops->start_ap(&rdev->wiphy, dev, settings); +} + +static inline int rdev_change_beacon(struct cfg80211_registered_device *rdev, + struct net_device *dev, + struct cfg80211_beacon_data *info) +{ + return rdev->ops->change_beacon(&rdev->wiphy, dev, info); +} + +static inline int rdev_stop_ap(struct cfg80211_registered_device *rdev, + struct net_device *dev) +{ + return rdev->ops->stop_ap(&rdev->wiphy, dev); +} + +static inline int rdev_add_station(struct cfg80211_registered_device *rdev, + struct net_device *dev, u8 *mac, + struct station_parameters *params) +{ + return rdev->ops->add_station(&rdev->wiphy, dev, mac, params); +} + +static inline int rdev_del_station(struct cfg80211_registered_device *rdev, + struct net_device *dev, u8 *mac) +{ + return rdev->ops->del_station(&rdev->wiphy, dev, mac); +} + +static inline int rdev_change_station(struct cfg80211_registered_device *rdev, + struct net_device *dev, u8 *mac, + struct station_parameters *params) +{ + return rdev->ops->change_station(&rdev->wiphy, dev, mac, params); +} + +static inline int rdev_get_station(struct cfg80211_registered_device *rdev, + struct net_device *dev, u8 *mac, + struct station_info *sinfo) +{ + return rdev->ops->get_station(&rdev->wiphy, dev, mac, sinfo); +} + +static inline int rdev_dump_station(struct cfg80211_registered_device *rdev, + struct net_device *dev, int idx, u8 *mac, + struct station_info *sinfo) +{ + return rdev->ops->dump_station(&rdev->wiphy, dev, idx, mac, sinfo); +} + +static inline int rdev_add_mpath(struct cfg80211_registered_device *rdev, + struct net_device *dev, u8 *dst, u8 *next_hop) +{ + return rdev->ops->add_mpath(&rdev->wiphy, dev, dst, next_hop); +} + +static inline int rdev_del_mpath(struct cfg80211_registered_device *rdev, + struct net_device *dev, u8 *dst) +{ + return rdev->ops->del_mpath(&rdev->wiphy, dev, dst); +} + +static inline int rdev_change_mpath(struct cfg80211_registered_device *rdev, + struct net_device *dev, u8 *dst, + u8 *next_hop) +{ + return rdev->ops->change_mpath(&rdev->wiphy, dev, dst, next_hop); +} + +static inline int rdev_get_mpath(struct cfg80211_registered_device *rdev, + struct net_device *dev, u8 *dst, u8 *next_hop, + struct mpath_info *pinfo) +{ + return rdev->ops->get_mpath(&rdev->wiphy, dev, dst, next_hop, pinfo); +} + +static inline int rdev_dump_mpath(struct cfg80211_registered_device *rdev, + struct net_device *dev, int idx, u8 *dst, + u8 *next_hop, struct mpath_info *pinfo) + +{ + return rdev->ops->dump_mpath(&rdev->wiphy, dev, idx, dst, next_hop, + pinfo); +} + +static inline int +rdev_get_mesh_config(struct cfg80211_registered_device *rdev, + struct net_device *dev, struct mesh_config *conf) +{ + return rdev->ops->get_mesh_config(&rdev->wiphy, dev, conf); +} + +static inline int +rdev_update_mesh_config(struct cfg80211_registered_device *rdev, + struct net_device *dev, u32 mask, + const struct mesh_config *nconf) +{ + return rdev->ops->update_mesh_config(&rdev->wiphy, dev, mask, nconf); +} + +static inline int rdev_join_mesh(struct cfg80211_registered_device *rdev, + struct net_device *dev, + const struct mesh_config *conf, + const struct mesh_setup *setup) +{ + return rdev->ops->join_mesh(&rdev->wiphy, dev, conf, setup); +} + + +static inline int rdev_leave_mesh(struct cfg80211_registered_device *rdev, + struct net_device *dev) +{ + return rdev->ops->leave_mesh(&rdev->wiphy, dev); +} + +static inline int rdev_change_bss(struct cfg80211_registered_device *rdev, + struct net_device *dev, + struct bss_parameters *params) + +{ + return rdev->ops->change_bss(&rdev->wiphy, dev, params); +} + +static inline int rdev_set_txq_params(struct cfg80211_registered_device *rdev, + struct net_device *dev, + struct ieee80211_txq_params *params) + +{ + return rdev->ops->set_txq_params(&rdev->wiphy, dev, params); +} + +static inline int +rdev_libertas_set_mesh_channel(struct cfg80211_registered_device *rdev, + struct net_device *dev, + struct ieee80211_channel *chan) +{ + return rdev->ops->libertas_set_mesh_channel(&rdev->wiphy, dev, chan); +} + +static inline int +rdev_set_monitor_channel(struct cfg80211_registered_device *rdev, + struct ieee80211_channel *chan, + enum nl80211_channel_type channel_type) +{ + return rdev->ops->set_monitor_channel(&rdev->wiphy, chan, + channel_type); +} + +static inline int rdev_scan(struct cfg80211_registered_device *rdev, + struct cfg80211_scan_request *request) +{ + return rdev->ops->scan(&rdev->wiphy, request); +} + +static inline int rdev_auth(struct cfg80211_registered_device *rdev, + struct net_device *dev, + struct cfg80211_auth_request *req) +{ + return rdev->ops->auth(&rdev->wiphy, dev, req); +} + +static inline int rdev_assoc(struct cfg80211_registered_device *rdev, + struct net_device *dev, + struct cfg80211_assoc_request *req) +{ + return rdev->ops->assoc(&rdev->wiphy, dev, req); +} + +static inline int rdev_deauth(struct cfg80211_registered_device *rdev, + struct net_device *dev, + struct cfg80211_deauth_request *req) +{ + return rdev->ops->deauth(&rdev->wiphy, dev, req); +} + +static inline int rdev_disassoc(struct cfg80211_registered_device *rdev, + struct net_device *dev, + struct cfg80211_disassoc_request *req) +{ + return rdev->ops->disassoc(&rdev->wiphy, dev, req); +} + +static inline int rdev_connect(struct cfg80211_registered_device *rdev, + struct net_device *dev, + struct cfg80211_connect_params *sme) +{ + return rdev->ops->connect(&rdev->wiphy, dev, sme); +} + +static inline int rdev_disconnect(struct cfg80211_registered_device *rdev, + struct net_device *dev, u16 reason_code) +{ + return rdev->ops->disconnect(&rdev->wiphy, dev, reason_code); +} + +static inline int rdev_join_ibss(struct cfg80211_registered_device *rdev, + struct net_device *dev, + struct cfg80211_ibss_params *params) +{ + return rdev->ops->join_ibss(&rdev->wiphy, dev, params); +} + +static inline int rdev_leave_ibss(struct cfg80211_registered_device *rdev, + struct net_device *dev) +{ + return rdev->ops->leave_ibss(&rdev->wiphy, dev); +} + +static inline int +rdev_set_wiphy_params(struct cfg80211_registered_device *rdev, u32 changed) +{ + return rdev->ops->set_wiphy_params(&rdev->wiphy, changed); +} + +static inline int rdev_set_tx_power(struct cfg80211_registered_device *rdev, + enum nl80211_tx_power_setting type, int mbm) +{ + return rdev->ops->set_tx_power(&rdev->wiphy, type, mbm); +} + +static inline int rdev_get_tx_power(struct cfg80211_registered_device *rdev, + int *dbm) +{ + return rdev->ops->get_tx_power(&rdev->wiphy, dbm); +} + +static inline int rdev_set_wds_peer(struct cfg80211_registered_device *rdev, + struct net_device *dev, const u8 *addr) +{ + return rdev->ops->set_wds_peer(&rdev->wiphy, dev, addr); +} + +static inline void rdev_rfkill_poll(struct cfg80211_registered_device *rdev) +{ + rdev->ops->rfkill_poll(&rdev->wiphy); +} + + +#ifdef CONFIG_NL80211_TESTMODE +static inline int rdev_testmode_cmd(struct cfg80211_registered_device *rdev, + void *data, int len) +{ + return rdev->ops->testmode_cmd(&rdev->wiphy, data, len); +} + +static inline int rdev_testmode_dump(struct cfg80211_registered_device *rdev, + struct sk_buff *skb, + struct netlink_callback *cb, void *data, + int len) +{ + return rdev->ops->testmode_dump(&rdev->wiphy, skb, cb, data, + len); +} +#endif + +static inline int +rdev_set_bitrate_mask(struct cfg80211_registered_device *rdev, + struct net_device *dev, const u8 *peer, + const struct cfg80211_bitrate_mask *mask) +{ + return rdev->ops->set_bitrate_mask(&rdev->wiphy, dev, peer, mask); +} + +static inline int rdev_dump_survey(struct cfg80211_registered_device *rdev, + struct net_device *netdev, int idx, + struct survey_info *info) +{ + return rdev->ops->dump_survey(&rdev->wiphy, netdev, idx, info); +} + +static inline int rdev_set_pmksa(struct cfg80211_registered_device *rdev, + struct net_device *netdev, + struct cfg80211_pmksa *pmksa) +{ + return rdev->ops->set_pmksa(&rdev->wiphy, netdev, pmksa); +} + +static inline int rdev_del_pmksa(struct cfg80211_registered_device *rdev, + struct net_device *netdev, + struct cfg80211_pmksa *pmksa) +{ + return rdev->ops->del_pmksa(&rdev->wiphy, netdev, pmksa); +} + +static inline int rdev_flush_pmksa(struct cfg80211_registered_device *rdev, + struct net_device *netdev) +{ + return rdev->ops->flush_pmksa(&rdev->wiphy, netdev); +} + +static inline int +rdev_remain_on_channel(struct cfg80211_registered_device *rdev, + struct wireless_dev *wdev, + struct ieee80211_channel *chan, + enum nl80211_channel_type channel_type, + unsigned int duration, u64 *cookie) +{ + return rdev->ops->remain_on_channel(&rdev->wiphy, wdev, chan, + channel_type, duration, cookie); +} + +static inline int +rdev_cancel_remain_on_channel(struct cfg80211_registered_device *rdev, + struct wireless_dev *wdev, u64 cookie) +{ + return rdev->ops->cancel_remain_on_channel(&rdev->wiphy, wdev, cookie); +} + +static inline int rdev_mgmt_tx(struct cfg80211_registered_device *rdev, + struct wireless_dev *wdev, + struct ieee80211_channel *chan, bool offchan, + enum nl80211_channel_type channel_type, + bool channel_type_valid, unsigned int wait, + const u8 *buf, size_t len, bool no_cck, + bool dont_wait_for_ack, u64 *cookie) +{ + return rdev->ops->mgmt_tx(&rdev->wiphy, wdev, chan, offchan, + channel_type, channel_type_valid, wait, buf, + len, no_cck, dont_wait_for_ack, cookie); +} + +static inline int +rdev_mgmt_tx_cancel_wait(struct cfg80211_registered_device *rdev, + struct wireless_dev *wdev, u64 cookie) +{ + return rdev->ops->mgmt_tx_cancel_wait(&rdev->wiphy, wdev, cookie); +} + +static inline int rdev_set_power_mgmt(struct cfg80211_registered_device *rdev, + struct net_device *dev, bool enabled, + int timeout) +{ + return rdev->ops->set_power_mgmt(&rdev->wiphy, dev, enabled, timeout); +} + +static inline int +rdev_set_cqm_rssi_config(struct cfg80211_registered_device *rdev, + struct net_device *dev, s32 rssi_thold, u32 rssi_hyst) +{ + return rdev->ops->set_cqm_rssi_config(&rdev->wiphy, dev, rssi_thold, + rssi_hyst); +} + +static inline int +rdev_set_cqm_txe_config(struct cfg80211_registered_device *rdev, + struct net_device *dev, u32 rate, u32 pkts, u32 intvl) +{ + return rdev->ops->set_cqm_txe_config(&rdev->wiphy, dev, rate, pkts, + intvl); +} + +static inline void +rdev_mgmt_frame_register(struct cfg80211_registered_device *rdev, + struct wireless_dev *wdev, u16 frame_type, bool reg) +{ + rdev->ops->mgmt_frame_register(&rdev->wiphy, wdev , frame_type, + reg); +} + +static inline int rdev_set_antenna(struct cfg80211_registered_device *rdev, + u32 tx_ant, u32 rx_ant) +{ + return rdev->ops->set_antenna(&rdev->wiphy, tx_ant, rx_ant); +} + +static inline int rdev_get_antenna(struct cfg80211_registered_device *rdev, + u32 *tx_ant, u32 *rx_ant) +{ + return rdev->ops->get_antenna(&rdev->wiphy, tx_ant, rx_ant); +} + +static inline int rdev_set_ringparam(struct cfg80211_registered_device *rdev, + u32 tx, u32 rx) +{ + return rdev->ops->set_ringparam(&rdev->wiphy, tx, rx); +} + +static inline void rdev_get_ringparam(struct cfg80211_registered_device *rdev, + u32 *tx, u32 *tx_max, u32 *rx, + u32 *rx_max) +{ + rdev->ops->get_ringparam(&rdev->wiphy, tx, tx_max, rx, rx_max); +} + +static inline int +rdev_sched_scan_start(struct cfg80211_registered_device *rdev, + struct net_device *dev, + struct cfg80211_sched_scan_request *request) +{ + return rdev->ops->sched_scan_start(&rdev->wiphy, dev, request); +} + +static inline int rdev_sched_scan_stop(struct cfg80211_registered_device *rdev, + struct net_device *dev) +{ + return rdev->ops->sched_scan_stop(&rdev->wiphy, dev); +} + +static inline int rdev_set_rekey_data(struct cfg80211_registered_device *rdev, + struct net_device *dev, + struct cfg80211_gtk_rekey_data *data) +{ + return rdev->ops->set_rekey_data(&rdev->wiphy, dev, data); +} + +static inline int rdev_tdls_mgmt(struct cfg80211_registered_device *rdev, + struct net_device *dev, u8 *peer, + u8 action_code, u8 dialog_token, + u16 status_code, const u8 *buf, size_t len) +{ + return rdev->ops->tdls_mgmt(&rdev->wiphy, dev, peer, action_code, + dialog_token, status_code, buf, len); +} + +static inline int rdev_tdls_oper(struct cfg80211_registered_device *rdev, + struct net_device *dev, u8 *peer, + enum nl80211_tdls_operation oper) +{ + return rdev->ops->tdls_oper(&rdev->wiphy, dev, peer, oper); +} + +static inline int rdev_probe_client(struct cfg80211_registered_device *rdev, + struct net_device *dev, const u8 *peer, + u64 *cookie) +{ + return rdev->ops->probe_client(&rdev->wiphy, dev, peer, cookie); +} + +static inline int rdev_set_noack_map(struct cfg80211_registered_device *rdev, + struct net_device *dev, u16 noack_map) +{ + return rdev->ops->set_noack_map(&rdev->wiphy, dev, noack_map); +} + +static inline int +rdev_get_et_sset_count(struct cfg80211_registered_device *rdev, + struct net_device *dev, int sset) +{ + return rdev->ops->get_et_sset_count(&rdev->wiphy, dev, sset); +} + +static inline void rdev_get_et_stats(struct cfg80211_registered_device *rdev, + struct net_device *dev, + struct ethtool_stats *stats, u64 *data) +{ + rdev->ops->get_et_stats(&rdev->wiphy, dev, stats, data); +} + +static inline void rdev_get_et_strings(struct cfg80211_registered_device *rdev, + struct net_device *dev, u32 sset, + u8 *data) +{ + rdev->ops->get_et_strings(&rdev->wiphy, dev, sset, data); +} + +static inline struct ieee80211_channel +*rdev_get_channel(struct cfg80211_registered_device *rdev, + struct wireless_dev *wdev, enum nl80211_channel_type *type) +{ + return rdev->ops->get_channel(&rdev->wiphy, wdev, type); +} + +#endif /* __CFG80211_RDEV_OPS */ diff --git a/net/wireless/scan.c b/net/wireless/scan.c index a8d5a9a..a957077 100644 --- a/net/wireless/scan.c +++ b/net/wireless/scan.c @@ -17,6 +17,7 @@ #include "core.h" #include "nl80211.h" #include "wext-compat.h" +#include "rdev-ops.h" #define IEEE80211_SCAN_RESULT_EXPIRE (30 * HZ) @@ -211,7 +212,7 @@ int __cfg80211_stop_sched_scan(struct cfg80211_registered_device *rdev, dev = rdev->sched_scan_req->dev; if (!driver_initiated) { - int err = rdev->ops->sched_scan_stop(&rdev->wiphy, dev); + int err = rdev_sched_scan_stop(rdev, dev); if (err) return err; } @@ -1052,7 +1053,7 @@ int cfg80211_wext_siwscan(struct net_device *dev, creq->rates[i] = (1 << wiphy->bands[i]->n_bitrates) - 1; rdev->scan_req = creq; - err = rdev->ops->scan(wiphy, creq); + err = rdev_scan(rdev, creq); if (err) { rdev->scan_req = NULL; /* creq will be freed below */ diff --git a/net/wireless/sme.c b/net/wireless/sme.c index 07d717e..c749002 100644 --- a/net/wireless/sme.c +++ b/net/wireless/sme.c @@ -16,6 +16,7 @@ #include #include "nl80211.h" #include "reg.h" +#include "rdev-ops.h" struct cfg80211_conn { struct cfg80211_connect_params params; @@ -142,7 +143,7 @@ static int cfg80211_conn_scan(struct wireless_dev *wdev) rdev->scan_req = request; - err = rdev->ops->scan(wdev->wiphy, request); + err = rdev_scan(rdev, request); if (!err) { wdev->conn->state = CFG80211_CONN_SCANNING; nl80211_send_scan_start(rdev, wdev); @@ -717,7 +718,7 @@ void __cfg80211_disconnected(struct net_device *dev, const u8 *ie, */ if (rdev->ops->del_key) for (i = 0; i < 6; i++) - rdev->ops->del_key(wdev->wiphy, dev, i, false, NULL); + rdev_del_key(rdev, dev, i, false, NULL); #ifdef CONFIG_CFG80211_WEXT memset(&wrqu, 0, sizeof(wrqu)); @@ -893,7 +894,7 @@ int __cfg80211_connect(struct cfg80211_registered_device *rdev, } else { wdev->sme_state = CFG80211_SME_CONNECTING; wdev->connect_keys = connkeys; - err = rdev->ops->connect(&rdev->wiphy, dev, connect); + err = rdev_connect(rdev, dev, connect); if (err) { wdev->connect_keys = NULL; wdev->sme_state = CFG80211_SME_IDLE; @@ -965,7 +966,7 @@ int __cfg80211_disconnect(struct cfg80211_registered_device *rdev, if (err) return err; } else { - err = rdev->ops->disconnect(&rdev->wiphy, dev, reason); + err = rdev_disconnect(rdev, dev, reason); if (err) return err; } diff --git a/net/wireless/sysfs.c b/net/wireless/sysfs.c index ff57459..9bf6d5e 100644 --- a/net/wireless/sysfs.c +++ b/net/wireless/sysfs.c @@ -16,6 +16,7 @@ #include #include "sysfs.h" #include "core.h" +#include "rdev-ops.h" static inline struct cfg80211_registered_device *dev_to_rdev( struct device *dev) @@ -94,7 +95,7 @@ static int wiphy_suspend(struct device *dev, pm_message_t state) if (rdev->ops->suspend) { rtnl_lock(); if (rdev->wiphy.registered) - ret = rdev->ops->suspend(&rdev->wiphy, rdev->wowlan); + ret = rdev_suspend(rdev); rtnl_unlock(); } @@ -114,7 +115,7 @@ static int wiphy_resume(struct device *dev) if (rdev->ops->resume) { rtnl_lock(); if (rdev->wiphy.registered) - ret = rdev->ops->resume(&rdev->wiphy); + ret = rdev_resume(rdev); rtnl_unlock(); } diff --git a/net/wireless/util.c b/net/wireless/util.c index ef35f4e..343f13c 100644 --- a/net/wireless/util.c +++ b/net/wireless/util.c @@ -11,6 +11,8 @@ #include #include #include "core.h" +#include "rdev-ops.h" + struct ieee80211_rate * ieee80211_get_response_rate(struct ieee80211_supported_band *sband, @@ -703,19 +705,18 @@ void cfg80211_upload_connect_keys(struct wireless_dev *wdev) for (i = 0; i < 6; i++) { if (!wdev->connect_keys->params[i].cipher) continue; - if (rdev->ops->add_key(wdev->wiphy, dev, i, false, NULL, - &wdev->connect_keys->params[i])) { + if (rdev_add_key(rdev, dev, i, false, NULL, + &wdev->connect_keys->params[i])) { netdev_err(dev, "failed to set key %d\n", i); continue; } if (wdev->connect_keys->def == i) - if (rdev->ops->set_default_key(wdev->wiphy, dev, - i, true, true)) { + if (rdev_set_default_key(rdev, dev, i, true, true)) { netdev_err(dev, "failed to set defkey %d\n", i); continue; } if (wdev->connect_keys->defmgmt == i) - if (rdev->ops->set_default_mgmt_key(wdev->wiphy, dev, i)) + if (rdev_set_default_mgmt_key(rdev, dev, i)) netdev_err(dev, "failed to set mgtdef %d\n", i); } @@ -848,8 +849,7 @@ int cfg80211_change_iface(struct cfg80211_registered_device *rdev, cfg80211_process_rdev_events(rdev); } - err = rdev->ops->change_virtual_intf(&rdev->wiphy, dev, - ntype, flags, params); + err = rdev_change_virtual_intf(rdev, dev, ntype, flags, params); WARN_ON(!err && dev->ieee80211_ptr->iftype != ntype); diff --git a/net/wireless/wext-compat.c b/net/wireless/wext-compat.c index 494379e..6488d2d 100644 --- a/net/wireless/wext-compat.c +++ b/net/wireless/wext-compat.c @@ -19,6 +19,7 @@ #include #include "wext-compat.h" #include "core.h" +#include "rdev-ops.h" int cfg80211_wext_giwname(struct net_device *dev, struct iw_request_info *info, @@ -301,8 +302,7 @@ int cfg80211_wext_siwrts(struct net_device *dev, else wdev->wiphy->rts_threshold = rts->value; - err = rdev->ops->set_wiphy_params(wdev->wiphy, - WIPHY_PARAM_RTS_THRESHOLD); + err = rdev_set_wiphy_params(rdev, WIPHY_PARAM_RTS_THRESHOLD); if (err) wdev->wiphy->rts_threshold = orts; @@ -342,8 +342,7 @@ int cfg80211_wext_siwfrag(struct net_device *dev, wdev->wiphy->frag_threshold = frag->value & ~0x1; } - err = rdev->ops->set_wiphy_params(wdev->wiphy, - WIPHY_PARAM_FRAG_THRESHOLD); + err = rdev_set_wiphy_params(rdev, WIPHY_PARAM_FRAG_THRESHOLD); if (err) wdev->wiphy->frag_threshold = ofrag; @@ -396,7 +395,7 @@ static int cfg80211_wext_siwretry(struct net_device *dev, if (!changed) return 0; - err = rdev->ops->set_wiphy_params(wdev->wiphy, changed); + err = rdev_set_wiphy_params(rdev, changed); if (err) { wdev->wiphy->retry_short = oshort; wdev->wiphy->retry_long = olong; @@ -490,8 +489,8 @@ static int __cfg80211_set_encryption(struct cfg80211_registered_device *rdev, !(rdev->wiphy.flags & WIPHY_FLAG_IBSS_RSN)) err = -ENOENT; else - err = rdev->ops->del_key(&rdev->wiphy, dev, idx, - pairwise, addr); + err = rdev_del_key(rdev, dev, idx, pairwise, + addr); } wdev->wext.connect.privacy = false; /* @@ -525,8 +524,7 @@ static int __cfg80211_set_encryption(struct cfg80211_registered_device *rdev, err = 0; if (wdev->current_bss) - err = rdev->ops->add_key(&rdev->wiphy, dev, idx, - pairwise, addr, params); + err = rdev_add_key(rdev, dev, idx, pairwise, addr, params); if (err) return err; @@ -552,8 +550,7 @@ static int __cfg80211_set_encryption(struct cfg80211_registered_device *rdev, __cfg80211_leave_ibss(rdev, wdev->netdev, true); rejoin = true; } - err = rdev->ops->set_default_key(&rdev->wiphy, dev, - idx, true, true); + err = rdev_set_default_key(rdev, dev, idx, true, true); } if (!err) { wdev->wext.default_key = idx; @@ -566,8 +563,7 @@ static int __cfg80211_set_encryption(struct cfg80211_registered_device *rdev, if (params->cipher == WLAN_CIPHER_SUITE_AES_CMAC && (tx_key || (!addr && wdev->wext.default_mgmt_key == -1))) { if (wdev->current_bss) - err = rdev->ops->set_default_mgmt_key(&rdev->wiphy, - dev, idx); + err = rdev_set_default_mgmt_key(rdev, dev, idx); if (!err) wdev->wext.default_mgmt_key = idx; return err; @@ -631,8 +627,8 @@ static int cfg80211_wext_siwencode(struct net_device *dev, err = 0; wdev_lock(wdev); if (wdev->current_bss) - err = rdev->ops->set_default_key(&rdev->wiphy, dev, - idx, true, true); + err = rdev_set_default_key(rdev, dev, idx, true, + true); if (!err) wdev->wext.default_key = idx; wdev_unlock(wdev); @@ -839,7 +835,7 @@ static int cfg80211_wext_giwfreq(struct net_device *dev, if (!rdev->ops->get_channel) return -EINVAL; - chan = rdev->ops->get_channel(wdev->wiphy, wdev, &channel_type); + chan = rdev_get_channel(rdev, wdev, &channel_type); if (!chan) return -EINVAL; freq->m = chan->center_freq; @@ -899,7 +895,7 @@ static int cfg80211_wext_siwtxpower(struct net_device *dev, return 0; } - return rdev->ops->set_tx_power(wdev->wiphy, type, DBM_TO_MBM(dbm)); + return rdev_set_tx_power(rdev, type, DBM_TO_MBM(dbm)); } static int cfg80211_wext_giwtxpower(struct net_device *dev, @@ -918,7 +914,7 @@ static int cfg80211_wext_giwtxpower(struct net_device *dev, if (!rdev->ops->get_tx_power) return -EOPNOTSUPP; - err = rdev->ops->get_tx_power(wdev->wiphy, &val); + err = rdev_get_tx_power(rdev, &val); if (err) return err; @@ -1158,7 +1154,7 @@ static int cfg80211_wext_siwpower(struct net_device *dev, timeout = wrq->value / 1000; } - err = rdev->ops->set_power_mgmt(wdev->wiphy, dev, ps, timeout); + err = rdev_set_power_mgmt(rdev, dev, ps, timeout); if (err) return err; @@ -1200,7 +1196,7 @@ static int cfg80211_wds_wext_siwap(struct net_device *dev, if (!rdev->ops->set_wds_peer) return -EOPNOTSUPP; - err = rdev->ops->set_wds_peer(wdev->wiphy, dev, (u8 *) &addr->sa_data); + err = rdev_set_wds_peer(rdev, dev, (u8 *)&addr->sa_data); if (err) return err; @@ -1272,7 +1268,7 @@ static int cfg80211_wext_siwrate(struct net_device *dev, if (!match) return -EINVAL; - return rdev->ops->set_bitrate_mask(wdev->wiphy, dev, NULL, &mask); + return rdev_set_bitrate_mask(rdev, dev, NULL, &mask); } static int cfg80211_wext_giwrate(struct net_device *dev, @@ -1302,7 +1298,7 @@ static int cfg80211_wext_giwrate(struct net_device *dev, if (err) return err; - err = rdev->ops->get_station(&rdev->wiphy, dev, addr, &sinfo); + err = rdev_get_station(rdev, dev, addr, &sinfo); if (err) return err; @@ -1339,7 +1335,7 @@ static struct iw_statistics *cfg80211_wireless_stats(struct net_device *dev) memcpy(bssid, wdev->current_bss->pub.bssid, ETH_ALEN); wdev_unlock(wdev); - if (rdev->ops->get_station(&rdev->wiphy, dev, bssid, &sinfo)) + if (rdev_get_station(rdev, dev, bssid, &sinfo)) return NULL; memset(&wstats, 0, sizeof(wstats)); @@ -1474,19 +1470,19 @@ static int cfg80211_wext_siwpmksa(struct net_device *dev, if (!rdev->ops->set_pmksa) return -EOPNOTSUPP; - return rdev->ops->set_pmksa(&rdev->wiphy, dev, &cfg_pmksa); + return rdev_set_pmksa(rdev, dev, &cfg_pmksa); case IW_PMKSA_REMOVE: if (!rdev->ops->del_pmksa) return -EOPNOTSUPP; - return rdev->ops->del_pmksa(&rdev->wiphy, dev, &cfg_pmksa); + return rdev_del_pmksa(rdev, dev, &cfg_pmksa); case IW_PMKSA_FLUSH: if (!rdev->ops->flush_pmksa) return -EOPNOTSUPP; - return rdev->ops->flush_pmksa(&rdev->wiphy, dev); + return rdev_flush_pmksa(rdev, dev); default: return -EOPNOTSUPP; -- cgit v0.10.2 From 14e8a3c47e808772a5ba8118ef1f9a8d604dbbe5 Mon Sep 17 00:00:00 2001 From: Beni Lev Date: Tue, 31 Jul 2012 18:48:27 +0300 Subject: cfg80211: add tracing to rdev-ops Add tracing to make debugging cfg80211/mac80211 (or full-mac driver) interaction easier. Signed-off-by: Beni Lev Reviewed-by: Johannes Berg Reviewed-by: Hila Gonen Tested-by: Hila Gonen Reviewed-by: Emmanuel Grumbach [add a cast to int to sizeof() to avoid warning] Signed-off-by: Johannes Berg diff --git a/net/wireless/Makefile b/net/wireless/Makefile index 0f7e0d6..a761670 100644 --- a/net/wireless/Makefile +++ b/net/wireless/Makefile @@ -10,11 +10,13 @@ obj-$(CONFIG_WEXT_SPY) += wext-spy.o obj-$(CONFIG_WEXT_PRIV) += wext-priv.o cfg80211-y += core.o sysfs.o radiotap.o util.o reg.o scan.o nl80211.o -cfg80211-y += mlme.o ibss.o sme.o chan.o ethtool.o mesh.o ap.o +cfg80211-y += mlme.o ibss.o sme.o chan.o ethtool.o mesh.o ap.o trace.o cfg80211-$(CONFIG_CFG80211_DEBUGFS) += debugfs.o cfg80211-$(CONFIG_CFG80211_WEXT) += wext-compat.o wext-sme.o cfg80211-$(CONFIG_CFG80211_INTERNAL_REGDB) += regdb.o +CFLAGS_trace.o := -I$(src) + ccflags-y += -D__CHECK_ENDIAN__ $(obj)/regdb.c: $(src)/db.txt $(src)/genregdb.awk diff --git a/net/wireless/rdev-ops.h b/net/wireless/rdev-ops.h index b6fad29..4a88a39 100644 --- a/net/wireless/rdev-ops.h +++ b/net/wireless/rdev-ops.h @@ -4,21 +4,32 @@ #include #include #include "core.h" +#include "trace.h" static inline int rdev_suspend(struct cfg80211_registered_device *rdev) { - return rdev->ops->suspend(&rdev->wiphy, rdev->wowlan); + int ret; + trace_rdev_suspend(&rdev->wiphy, rdev->wowlan); + ret = rdev->ops->suspend(&rdev->wiphy, rdev->wowlan); + trace_rdev_return_int(&rdev->wiphy, ret); + return ret; } static inline int rdev_resume(struct cfg80211_registered_device *rdev) { - return rdev->ops->resume(&rdev->wiphy); + int ret; + trace_rdev_resume(&rdev->wiphy); + ret = rdev->ops->resume(&rdev->wiphy); + trace_rdev_return_int(&rdev->wiphy, ret); + return ret; } static inline void rdev_set_wakeup(struct cfg80211_registered_device *rdev, bool enabled) { + trace_rdev_set_wakeup(&rdev->wiphy, enabled); rdev->ops->set_wakeup(&rdev->wiphy, enabled); + trace_rdev_return_void(&rdev->wiphy); } static inline struct wireless_dev @@ -26,15 +37,23 @@ static inline struct wireless_dev enum nl80211_iftype type, u32 *flags, struct vif_params *params) { - return rdev->ops->add_virtual_intf(&rdev->wiphy, name, type, flags, - params); + struct wireless_dev *ret; + trace_rdev_add_virtual_intf(&rdev->wiphy, name, type); + ret = rdev->ops->add_virtual_intf(&rdev->wiphy, name, type, flags, + params); + trace_rdev_return_wdev(&rdev->wiphy, ret); + return ret; } static inline int rdev_del_virtual_intf(struct cfg80211_registered_device *rdev, struct wireless_dev *wdev) { - return rdev->ops->del_virtual_intf(&rdev->wiphy, wdev); + int ret; + trace_rdev_del_virtual_intf(&rdev->wiphy, wdev); + ret = rdev->ops->del_virtual_intf(&rdev->wiphy, wdev); + trace_rdev_return_int(&rdev->wiphy, ret); + return ret; } static inline int @@ -42,8 +61,12 @@ rdev_change_virtual_intf(struct cfg80211_registered_device *rdev, struct net_device *dev, enum nl80211_iftype type, u32 *flags, struct vif_params *params) { - return rdev->ops->change_virtual_intf(&rdev->wiphy, dev, type, flags, - params); + int ret; + trace_rdev_change_virtual_intf(&rdev->wiphy, dev, type); + ret = rdev->ops->change_virtual_intf(&rdev->wiphy, dev, type, flags, + params); + trace_rdev_return_int(&rdev->wiphy, ret); + return ret; } static inline int rdev_add_key(struct cfg80211_registered_device *rdev, @@ -51,8 +74,12 @@ static inline int rdev_add_key(struct cfg80211_registered_device *rdev, bool pairwise, const u8 *mac_addr, struct key_params *params) { - return rdev->ops->add_key(&rdev->wiphy, netdev, key_index, pairwise, + int ret; + trace_rdev_add_key(&rdev->wiphy, netdev, key_index, pairwise, mac_addr); + ret = rdev->ops->add_key(&rdev->wiphy, netdev, key_index, pairwise, mac_addr, params); + trace_rdev_return_int(&rdev->wiphy, ret); + return ret; } static inline int @@ -60,16 +87,24 @@ rdev_get_key(struct cfg80211_registered_device *rdev, struct net_device *netdev, u8 key_index, bool pairwise, const u8 *mac_addr, void *cookie, void (*callback)(void *cookie, struct key_params*)) { - return rdev->ops->get_key(&rdev->wiphy, netdev, key_index, pairwise, + int ret; + trace_rdev_get_key(&rdev->wiphy, netdev, key_index, pairwise, mac_addr); + ret = rdev->ops->get_key(&rdev->wiphy, netdev, key_index, pairwise, mac_addr, cookie, callback); + trace_rdev_return_int(&rdev->wiphy, ret); + return ret; } static inline int rdev_del_key(struct cfg80211_registered_device *rdev, struct net_device *netdev, u8 key_index, bool pairwise, const u8 *mac_addr) { - return rdev->ops->del_key(&rdev->wiphy, netdev, key_index, pairwise, + int ret; + trace_rdev_del_key(&rdev->wiphy, netdev, key_index, pairwise, mac_addr); + ret = rdev->ops->del_key(&rdev->wiphy, netdev, key_index, pairwise, mac_addr); + trace_rdev_return_int(&rdev->wiphy, ret); + return ret; } static inline int @@ -77,96 +112,154 @@ rdev_set_default_key(struct cfg80211_registered_device *rdev, struct net_device *netdev, u8 key_index, bool unicast, bool multicast) { - return rdev->ops->set_default_key(&rdev->wiphy, netdev, key_index, + int ret; + trace_rdev_set_default_key(&rdev->wiphy, netdev, key_index, + unicast, multicast); + ret = rdev->ops->set_default_key(&rdev->wiphy, netdev, key_index, unicast, multicast); + trace_rdev_return_int(&rdev->wiphy, ret); + return ret; } static inline int rdev_set_default_mgmt_key(struct cfg80211_registered_device *rdev, struct net_device *netdev, u8 key_index) { - return rdev->ops->set_default_mgmt_key(&rdev->wiphy, netdev, + int ret; + trace_rdev_set_default_mgmt_key(&rdev->wiphy, netdev, key_index); + ret = rdev->ops->set_default_mgmt_key(&rdev->wiphy, netdev, key_index); + trace_rdev_return_int(&rdev->wiphy, ret); + return ret; } static inline int rdev_start_ap(struct cfg80211_registered_device *rdev, struct net_device *dev, struct cfg80211_ap_settings *settings) { - return rdev->ops->start_ap(&rdev->wiphy, dev, settings); + int ret; + trace_rdev_start_ap(&rdev->wiphy, dev, settings); + ret = rdev->ops->start_ap(&rdev->wiphy, dev, settings); + trace_rdev_return_int(&rdev->wiphy, ret); + return ret; } static inline int rdev_change_beacon(struct cfg80211_registered_device *rdev, struct net_device *dev, struct cfg80211_beacon_data *info) { - return rdev->ops->change_beacon(&rdev->wiphy, dev, info); + int ret; + trace_rdev_change_beacon(&rdev->wiphy, dev, info); + ret = rdev->ops->change_beacon(&rdev->wiphy, dev, info); + trace_rdev_return_int(&rdev->wiphy, ret); + return ret; } static inline int rdev_stop_ap(struct cfg80211_registered_device *rdev, struct net_device *dev) { - return rdev->ops->stop_ap(&rdev->wiphy, dev); + int ret; + trace_rdev_stop_ap(&rdev->wiphy, dev); + ret = rdev->ops->stop_ap(&rdev->wiphy, dev); + trace_rdev_return_int(&rdev->wiphy, ret); + return ret; } static inline int rdev_add_station(struct cfg80211_registered_device *rdev, struct net_device *dev, u8 *mac, struct station_parameters *params) { - return rdev->ops->add_station(&rdev->wiphy, dev, mac, params); + int ret; + trace_rdev_add_station(&rdev->wiphy, dev, mac, params); + ret = rdev->ops->add_station(&rdev->wiphy, dev, mac, params); + trace_rdev_return_int(&rdev->wiphy, ret); + return ret; } static inline int rdev_del_station(struct cfg80211_registered_device *rdev, struct net_device *dev, u8 *mac) { - return rdev->ops->del_station(&rdev->wiphy, dev, mac); + int ret; + trace_rdev_del_station(&rdev->wiphy, dev, mac); + ret = rdev->ops->del_station(&rdev->wiphy, dev, mac); + trace_rdev_return_int(&rdev->wiphy, ret); + return ret; } static inline int rdev_change_station(struct cfg80211_registered_device *rdev, struct net_device *dev, u8 *mac, struct station_parameters *params) { - return rdev->ops->change_station(&rdev->wiphy, dev, mac, params); + int ret; + trace_rdev_change_station(&rdev->wiphy, dev, mac, params); + ret = rdev->ops->change_station(&rdev->wiphy, dev, mac, params); + trace_rdev_return_int(&rdev->wiphy, ret); + return ret; } static inline int rdev_get_station(struct cfg80211_registered_device *rdev, struct net_device *dev, u8 *mac, struct station_info *sinfo) { - return rdev->ops->get_station(&rdev->wiphy, dev, mac, sinfo); + int ret; + trace_rdev_get_station(&rdev->wiphy, dev, mac); + ret = rdev->ops->get_station(&rdev->wiphy, dev, mac, sinfo); + trace_rdev_return_int_station_info(&rdev->wiphy, ret, sinfo); + return ret; } static inline int rdev_dump_station(struct cfg80211_registered_device *rdev, struct net_device *dev, int idx, u8 *mac, struct station_info *sinfo) { - return rdev->ops->dump_station(&rdev->wiphy, dev, idx, mac, sinfo); + int ret; + trace_rdev_dump_station(&rdev->wiphy, dev, idx, mac); + ret = rdev->ops->dump_station(&rdev->wiphy, dev, idx, mac, sinfo); + trace_rdev_return_int_station_info(&rdev->wiphy, ret, sinfo); + return ret; } static inline int rdev_add_mpath(struct cfg80211_registered_device *rdev, struct net_device *dev, u8 *dst, u8 *next_hop) { - return rdev->ops->add_mpath(&rdev->wiphy, dev, dst, next_hop); + int ret; + trace_rdev_add_mpath(&rdev->wiphy, dev, dst, next_hop); + ret = rdev->ops->add_mpath(&rdev->wiphy, dev, dst, next_hop); + trace_rdev_return_int(&rdev->wiphy, ret); + return ret; } static inline int rdev_del_mpath(struct cfg80211_registered_device *rdev, struct net_device *dev, u8 *dst) { - return rdev->ops->del_mpath(&rdev->wiphy, dev, dst); + int ret; + trace_rdev_del_mpath(&rdev->wiphy, dev, dst); + ret = rdev->ops->del_mpath(&rdev->wiphy, dev, dst); + trace_rdev_return_int(&rdev->wiphy, ret); + return ret; } static inline int rdev_change_mpath(struct cfg80211_registered_device *rdev, struct net_device *dev, u8 *dst, u8 *next_hop) { - return rdev->ops->change_mpath(&rdev->wiphy, dev, dst, next_hop); + int ret; + trace_rdev_change_mpath(&rdev->wiphy, dev, dst, next_hop); + ret = rdev->ops->change_mpath(&rdev->wiphy, dev, dst, next_hop); + trace_rdev_return_int(&rdev->wiphy, ret); + return ret; } static inline int rdev_get_mpath(struct cfg80211_registered_device *rdev, struct net_device *dev, u8 *dst, u8 *next_hop, struct mpath_info *pinfo) { - return rdev->ops->get_mpath(&rdev->wiphy, dev, dst, next_hop, pinfo); + int ret; + trace_rdev_get_mpath(&rdev->wiphy, dev, dst, next_hop); + ret = rdev->ops->get_mpath(&rdev->wiphy, dev, dst, next_hop, pinfo); + trace_rdev_return_int_mpath_info(&rdev->wiphy, ret, pinfo); + return ret; + } static inline int rdev_dump_mpath(struct cfg80211_registered_device *rdev, @@ -174,15 +267,23 @@ static inline int rdev_dump_mpath(struct cfg80211_registered_device *rdev, u8 *next_hop, struct mpath_info *pinfo) { - return rdev->ops->dump_mpath(&rdev->wiphy, dev, idx, dst, next_hop, + int ret; + trace_rdev_dump_mpath(&rdev->wiphy, dev, idx, dst, next_hop); + ret = rdev->ops->dump_mpath(&rdev->wiphy, dev, idx, dst, next_hop, pinfo); + trace_rdev_return_int_mpath_info(&rdev->wiphy, ret, pinfo); + return ret; } static inline int rdev_get_mesh_config(struct cfg80211_registered_device *rdev, struct net_device *dev, struct mesh_config *conf) { - return rdev->ops->get_mesh_config(&rdev->wiphy, dev, conf); + int ret; + trace_rdev_get_mesh_config(&rdev->wiphy, dev); + ret = rdev->ops->get_mesh_config(&rdev->wiphy, dev, conf); + trace_rdev_return_int_mesh_config(&rdev->wiphy, ret, conf); + return ret; } static inline int @@ -190,7 +291,11 @@ rdev_update_mesh_config(struct cfg80211_registered_device *rdev, struct net_device *dev, u32 mask, const struct mesh_config *nconf) { - return rdev->ops->update_mesh_config(&rdev->wiphy, dev, mask, nconf); + int ret; + trace_rdev_update_mesh_config(&rdev->wiphy, dev, mask, nconf); + ret = rdev->ops->update_mesh_config(&rdev->wiphy, dev, mask, nconf); + trace_rdev_return_int(&rdev->wiphy, ret); + return ret; } static inline int rdev_join_mesh(struct cfg80211_registered_device *rdev, @@ -198,14 +303,22 @@ static inline int rdev_join_mesh(struct cfg80211_registered_device *rdev, const struct mesh_config *conf, const struct mesh_setup *setup) { - return rdev->ops->join_mesh(&rdev->wiphy, dev, conf, setup); + int ret; + trace_rdev_join_mesh(&rdev->wiphy, dev, conf, setup); + ret = rdev->ops->join_mesh(&rdev->wiphy, dev, conf, setup); + trace_rdev_return_int(&rdev->wiphy, ret); + return ret; } static inline int rdev_leave_mesh(struct cfg80211_registered_device *rdev, struct net_device *dev) { - return rdev->ops->leave_mesh(&rdev->wiphy, dev); + int ret; + trace_rdev_leave_mesh(&rdev->wiphy, dev); + ret = rdev->ops->leave_mesh(&rdev->wiphy, dev); + trace_rdev_return_int(&rdev->wiphy, ret); + return ret; } static inline int rdev_change_bss(struct cfg80211_registered_device *rdev, @@ -213,7 +326,11 @@ static inline int rdev_change_bss(struct cfg80211_registered_device *rdev, struct bss_parameters *params) { - return rdev->ops->change_bss(&rdev->wiphy, dev, params); + int ret; + trace_rdev_change_bss(&rdev->wiphy, dev, params); + ret = rdev->ops->change_bss(&rdev->wiphy, dev, params); + trace_rdev_return_int(&rdev->wiphy, ret); + return ret; } static inline int rdev_set_txq_params(struct cfg80211_registered_device *rdev, @@ -221,7 +338,11 @@ static inline int rdev_set_txq_params(struct cfg80211_registered_device *rdev, struct ieee80211_txq_params *params) { - return rdev->ops->set_txq_params(&rdev->wiphy, dev, params); + int ret; + trace_rdev_set_txq_params(&rdev->wiphy, dev, params); + ret = rdev->ops->set_txq_params(&rdev->wiphy, dev, params); + trace_rdev_return_int(&rdev->wiphy, ret); + return ret; } static inline int @@ -229,7 +350,11 @@ rdev_libertas_set_mesh_channel(struct cfg80211_registered_device *rdev, struct net_device *dev, struct ieee80211_channel *chan) { - return rdev->ops->libertas_set_mesh_channel(&rdev->wiphy, dev, chan); + int ret; + trace_rdev_libertas_set_mesh_channel(&rdev->wiphy, dev, chan); + ret = rdev->ops->libertas_set_mesh_channel(&rdev->wiphy, dev, chan); + trace_rdev_return_int(&rdev->wiphy, ret); + return ret; } static inline int @@ -237,97 +362,154 @@ rdev_set_monitor_channel(struct cfg80211_registered_device *rdev, struct ieee80211_channel *chan, enum nl80211_channel_type channel_type) { - return rdev->ops->set_monitor_channel(&rdev->wiphy, chan, - channel_type); + int ret; + trace_rdev_set_monitor_channel(&rdev->wiphy, chan, channel_type); + ret = rdev->ops->set_monitor_channel(&rdev->wiphy, chan, channel_type); + trace_rdev_return_int(&rdev->wiphy, ret); + return ret; } static inline int rdev_scan(struct cfg80211_registered_device *rdev, struct cfg80211_scan_request *request) { - return rdev->ops->scan(&rdev->wiphy, request); + int ret; + trace_rdev_scan(&rdev->wiphy, request); + ret = rdev->ops->scan(&rdev->wiphy, request); + trace_rdev_return_int(&rdev->wiphy, ret); + return ret; } static inline int rdev_auth(struct cfg80211_registered_device *rdev, struct net_device *dev, struct cfg80211_auth_request *req) { - return rdev->ops->auth(&rdev->wiphy, dev, req); + int ret; + trace_rdev_auth(&rdev->wiphy, dev, req); + ret = rdev->ops->auth(&rdev->wiphy, dev, req); + trace_rdev_return_int(&rdev->wiphy, ret); + return ret; } static inline int rdev_assoc(struct cfg80211_registered_device *rdev, struct net_device *dev, struct cfg80211_assoc_request *req) { - return rdev->ops->assoc(&rdev->wiphy, dev, req); + int ret; + trace_rdev_assoc(&rdev->wiphy, dev, req); + ret = rdev->ops->assoc(&rdev->wiphy, dev, req); + trace_rdev_return_int(&rdev->wiphy, ret); + return ret; } static inline int rdev_deauth(struct cfg80211_registered_device *rdev, struct net_device *dev, struct cfg80211_deauth_request *req) { - return rdev->ops->deauth(&rdev->wiphy, dev, req); + int ret; + trace_rdev_deauth(&rdev->wiphy, dev, req); + ret = rdev->ops->deauth(&rdev->wiphy, dev, req); + trace_rdev_return_int(&rdev->wiphy, ret); + return ret; } static inline int rdev_disassoc(struct cfg80211_registered_device *rdev, struct net_device *dev, struct cfg80211_disassoc_request *req) { - return rdev->ops->disassoc(&rdev->wiphy, dev, req); + int ret; + trace_rdev_disassoc(&rdev->wiphy, dev, req); + ret = rdev->ops->disassoc(&rdev->wiphy, dev, req); + trace_rdev_return_int(&rdev->wiphy, ret); + return ret; } static inline int rdev_connect(struct cfg80211_registered_device *rdev, struct net_device *dev, struct cfg80211_connect_params *sme) { - return rdev->ops->connect(&rdev->wiphy, dev, sme); + int ret; + trace_rdev_connect(&rdev->wiphy, dev, sme); + ret = rdev->ops->connect(&rdev->wiphy, dev, sme); + trace_rdev_return_int(&rdev->wiphy, ret); + return ret; } static inline int rdev_disconnect(struct cfg80211_registered_device *rdev, struct net_device *dev, u16 reason_code) { - return rdev->ops->disconnect(&rdev->wiphy, dev, reason_code); + int ret; + trace_rdev_disconnect(&rdev->wiphy, dev, reason_code); + ret = rdev->ops->disconnect(&rdev->wiphy, dev, reason_code); + trace_rdev_return_int(&rdev->wiphy, ret); + return ret; } static inline int rdev_join_ibss(struct cfg80211_registered_device *rdev, struct net_device *dev, struct cfg80211_ibss_params *params) { - return rdev->ops->join_ibss(&rdev->wiphy, dev, params); + int ret; + trace_rdev_join_ibss(&rdev->wiphy, dev, params); + ret = rdev->ops->join_ibss(&rdev->wiphy, dev, params); + trace_rdev_return_int(&rdev->wiphy, ret); + return ret; } static inline int rdev_leave_ibss(struct cfg80211_registered_device *rdev, struct net_device *dev) { - return rdev->ops->leave_ibss(&rdev->wiphy, dev); + int ret; + trace_rdev_leave_ibss(&rdev->wiphy, dev); + ret = rdev->ops->leave_ibss(&rdev->wiphy, dev); + trace_rdev_return_int(&rdev->wiphy, ret); + return ret; } static inline int rdev_set_wiphy_params(struct cfg80211_registered_device *rdev, u32 changed) { - return rdev->ops->set_wiphy_params(&rdev->wiphy, changed); + int ret; + trace_rdev_set_wiphy_params(&rdev->wiphy, changed); + ret = rdev->ops->set_wiphy_params(&rdev->wiphy, changed); + trace_rdev_return_int(&rdev->wiphy, ret); + return ret; } static inline int rdev_set_tx_power(struct cfg80211_registered_device *rdev, enum nl80211_tx_power_setting type, int mbm) { - return rdev->ops->set_tx_power(&rdev->wiphy, type, mbm); + int ret; + trace_rdev_set_tx_power(&rdev->wiphy, type, mbm); + ret = rdev->ops->set_tx_power(&rdev->wiphy, type, mbm); + trace_rdev_return_int(&rdev->wiphy, ret); + return ret; } static inline int rdev_get_tx_power(struct cfg80211_registered_device *rdev, int *dbm) { - return rdev->ops->get_tx_power(&rdev->wiphy, dbm); + int ret; + trace_rdev_get_tx_power(&rdev->wiphy); + ret = rdev->ops->get_tx_power(&rdev->wiphy, dbm); + trace_rdev_return_int_int(&rdev->wiphy, ret, *dbm); + return ret; } static inline int rdev_set_wds_peer(struct cfg80211_registered_device *rdev, struct net_device *dev, const u8 *addr) { - return rdev->ops->set_wds_peer(&rdev->wiphy, dev, addr); + int ret; + trace_rdev_set_wds_peer(&rdev->wiphy, dev, addr); + ret = rdev->ops->set_wds_peer(&rdev->wiphy, dev, addr); + trace_rdev_return_int(&rdev->wiphy, ret); + return ret; } static inline void rdev_rfkill_poll(struct cfg80211_registered_device *rdev) { + trace_rdev_rfkill_poll(&rdev->wiphy); rdev->ops->rfkill_poll(&rdev->wiphy); + trace_rdev_return_void(&rdev->wiphy); } @@ -335,7 +517,11 @@ static inline void rdev_rfkill_poll(struct cfg80211_registered_device *rdev) static inline int rdev_testmode_cmd(struct cfg80211_registered_device *rdev, void *data, int len) { - return rdev->ops->testmode_cmd(&rdev->wiphy, data, len); + int ret; + trace_rdev_testmode_cmd(&rdev->wiphy); + ret = rdev->ops->testmode_cmd(&rdev->wiphy, data, len); + trace_rdev_return_int(&rdev->wiphy, ret); + return ret; } static inline int rdev_testmode_dump(struct cfg80211_registered_device *rdev, @@ -343,8 +529,11 @@ static inline int rdev_testmode_dump(struct cfg80211_registered_device *rdev, struct netlink_callback *cb, void *data, int len) { - return rdev->ops->testmode_dump(&rdev->wiphy, skb, cb, data, - len); + int ret; + trace_rdev_testmode_dump(&rdev->wiphy); + ret = rdev->ops->testmode_dump(&rdev->wiphy, skb, cb, data, len); + trace_rdev_return_int(&rdev->wiphy, ret); + return ret; } #endif @@ -353,34 +542,57 @@ rdev_set_bitrate_mask(struct cfg80211_registered_device *rdev, struct net_device *dev, const u8 *peer, const struct cfg80211_bitrate_mask *mask) { - return rdev->ops->set_bitrate_mask(&rdev->wiphy, dev, peer, mask); + int ret; + trace_rdev_set_bitrate_mask(&rdev->wiphy, dev, peer, mask); + ret = rdev->ops->set_bitrate_mask(&rdev->wiphy, dev, peer, mask); + trace_rdev_return_int(&rdev->wiphy, ret); + return ret; } static inline int rdev_dump_survey(struct cfg80211_registered_device *rdev, struct net_device *netdev, int idx, struct survey_info *info) { - return rdev->ops->dump_survey(&rdev->wiphy, netdev, idx, info); + int ret; + trace_rdev_dump_survey(&rdev->wiphy, netdev, idx); + ret = rdev->ops->dump_survey(&rdev->wiphy, netdev, idx, info); + if (ret < 0) + trace_rdev_return_int(&rdev->wiphy, ret); + else + trace_rdev_return_int_survey_info(&rdev->wiphy, ret, info); + return ret; } static inline int rdev_set_pmksa(struct cfg80211_registered_device *rdev, struct net_device *netdev, struct cfg80211_pmksa *pmksa) { - return rdev->ops->set_pmksa(&rdev->wiphy, netdev, pmksa); + int ret; + trace_rdev_set_pmksa(&rdev->wiphy, netdev, pmksa); + ret = rdev->ops->set_pmksa(&rdev->wiphy, netdev, pmksa); + trace_rdev_return_int(&rdev->wiphy, ret); + return ret; } static inline int rdev_del_pmksa(struct cfg80211_registered_device *rdev, struct net_device *netdev, struct cfg80211_pmksa *pmksa) { - return rdev->ops->del_pmksa(&rdev->wiphy, netdev, pmksa); + int ret; + trace_rdev_del_pmksa(&rdev->wiphy, netdev, pmksa); + ret = rdev->ops->del_pmksa(&rdev->wiphy, netdev, pmksa); + trace_rdev_return_int(&rdev->wiphy, ret); + return ret; } static inline int rdev_flush_pmksa(struct cfg80211_registered_device *rdev, struct net_device *netdev) { - return rdev->ops->flush_pmksa(&rdev->wiphy, netdev); + int ret; + trace_rdev_flush_pmksa(&rdev->wiphy, netdev); + ret = rdev->ops->flush_pmksa(&rdev->wiphy, netdev); + trace_rdev_return_int(&rdev->wiphy, ret); + return ret; } static inline int @@ -390,15 +602,24 @@ rdev_remain_on_channel(struct cfg80211_registered_device *rdev, enum nl80211_channel_type channel_type, unsigned int duration, u64 *cookie) { - return rdev->ops->remain_on_channel(&rdev->wiphy, wdev, chan, + int ret; + trace_rdev_remain_on_channel(&rdev->wiphy, wdev, chan, channel_type, + duration); + ret = rdev->ops->remain_on_channel(&rdev->wiphy, wdev, chan, channel_type, duration, cookie); + trace_rdev_return_int_cookie(&rdev->wiphy, ret, *cookie); + return ret; } static inline int rdev_cancel_remain_on_channel(struct cfg80211_registered_device *rdev, struct wireless_dev *wdev, u64 cookie) { - return rdev->ops->cancel_remain_on_channel(&rdev->wiphy, wdev, cookie); + int ret; + trace_rdev_cancel_remain_on_channel(&rdev->wiphy, wdev, cookie); + ret = rdev->ops->cancel_remain_on_channel(&rdev->wiphy, wdev, cookie); + trace_rdev_return_int(&rdev->wiphy, ret); + return ret; } static inline int rdev_mgmt_tx(struct cfg80211_registered_device *rdev, @@ -409,72 +630,113 @@ static inline int rdev_mgmt_tx(struct cfg80211_registered_device *rdev, const u8 *buf, size_t len, bool no_cck, bool dont_wait_for_ack, u64 *cookie) { - return rdev->ops->mgmt_tx(&rdev->wiphy, wdev, chan, offchan, + int ret; + trace_rdev_mgmt_tx(&rdev->wiphy, wdev, chan, offchan, channel_type, + channel_type_valid, wait, no_cck, dont_wait_for_ack); + ret = rdev->ops->mgmt_tx(&rdev->wiphy, wdev, chan, offchan, channel_type, channel_type_valid, wait, buf, len, no_cck, dont_wait_for_ack, cookie); + trace_rdev_return_int_cookie(&rdev->wiphy, ret, *cookie); + return ret; } static inline int rdev_mgmt_tx_cancel_wait(struct cfg80211_registered_device *rdev, struct wireless_dev *wdev, u64 cookie) { - return rdev->ops->mgmt_tx_cancel_wait(&rdev->wiphy, wdev, cookie); + int ret; + trace_rdev_mgmt_tx_cancel_wait(&rdev->wiphy, wdev, cookie); + ret = rdev->ops->mgmt_tx_cancel_wait(&rdev->wiphy, wdev, cookie); + trace_rdev_return_int(&rdev->wiphy, ret); + return ret; } static inline int rdev_set_power_mgmt(struct cfg80211_registered_device *rdev, struct net_device *dev, bool enabled, int timeout) { - return rdev->ops->set_power_mgmt(&rdev->wiphy, dev, enabled, timeout); + int ret; + trace_rdev_set_power_mgmt(&rdev->wiphy, dev, enabled, timeout); + ret = rdev->ops->set_power_mgmt(&rdev->wiphy, dev, enabled, timeout); + trace_rdev_return_int(&rdev->wiphy, ret); + return ret; } static inline int rdev_set_cqm_rssi_config(struct cfg80211_registered_device *rdev, struct net_device *dev, s32 rssi_thold, u32 rssi_hyst) { - return rdev->ops->set_cqm_rssi_config(&rdev->wiphy, dev, rssi_thold, - rssi_hyst); + int ret; + trace_rdev_set_cqm_rssi_config(&rdev->wiphy, dev, rssi_thold, + rssi_hyst); + ret = rdev->ops->set_cqm_rssi_config(&rdev->wiphy, dev, rssi_thold, + rssi_hyst); + trace_rdev_return_int(&rdev->wiphy, ret); + return ret; } static inline int rdev_set_cqm_txe_config(struct cfg80211_registered_device *rdev, struct net_device *dev, u32 rate, u32 pkts, u32 intvl) { - return rdev->ops->set_cqm_txe_config(&rdev->wiphy, dev, rate, pkts, + int ret; + trace_rdev_set_cqm_txe_config(&rdev->wiphy, dev, rate, pkts, intvl); + ret = rdev->ops->set_cqm_txe_config(&rdev->wiphy, dev, rate, pkts, intvl); + trace_rdev_return_int(&rdev->wiphy, ret); + return ret; } static inline void rdev_mgmt_frame_register(struct cfg80211_registered_device *rdev, struct wireless_dev *wdev, u16 frame_type, bool reg) { - rdev->ops->mgmt_frame_register(&rdev->wiphy, wdev , frame_type, - reg); + trace_rdev_mgmt_frame_register(&rdev->wiphy, wdev , frame_type, reg); + rdev->ops->mgmt_frame_register(&rdev->wiphy, wdev , frame_type, reg); + trace_rdev_return_void(&rdev->wiphy); } static inline int rdev_set_antenna(struct cfg80211_registered_device *rdev, u32 tx_ant, u32 rx_ant) { - return rdev->ops->set_antenna(&rdev->wiphy, tx_ant, rx_ant); + int ret; + trace_rdev_set_antenna(&rdev->wiphy, tx_ant, rx_ant); + ret = rdev->ops->set_antenna(&rdev->wiphy, tx_ant, rx_ant); + trace_rdev_return_int(&rdev->wiphy, ret); + return ret; } static inline int rdev_get_antenna(struct cfg80211_registered_device *rdev, u32 *tx_ant, u32 *rx_ant) { - return rdev->ops->get_antenna(&rdev->wiphy, tx_ant, rx_ant); + int ret; + trace_rdev_get_antenna(&rdev->wiphy); + ret = rdev->ops->get_antenna(&rdev->wiphy, tx_ant, rx_ant); + if (ret) + trace_rdev_return_int(&rdev->wiphy, ret); + else + trace_rdev_return_int_tx_rx(&rdev->wiphy, ret, *tx_ant, + *rx_ant); + return ret; } static inline int rdev_set_ringparam(struct cfg80211_registered_device *rdev, u32 tx, u32 rx) { - return rdev->ops->set_ringparam(&rdev->wiphy, tx, rx); + int ret; + trace_rdev_set_ringparam(&rdev->wiphy, tx, rx); + ret = rdev->ops->set_ringparam(&rdev->wiphy, tx, rx); + trace_rdev_return_int(&rdev->wiphy, ret); + return ret; } static inline void rdev_get_ringparam(struct cfg80211_registered_device *rdev, u32 *tx, u32 *tx_max, u32 *rx, u32 *rx_max) { + trace_rdev_get_ringparam(&rdev->wiphy); rdev->ops->get_ringparam(&rdev->wiphy, tx, tx_max, rx, rx_max); + trace_rdev_return_void_tx_rx(&rdev->wiphy, *tx, *tx_max, *rx, *rx_max); } static inline int @@ -482,20 +744,32 @@ rdev_sched_scan_start(struct cfg80211_registered_device *rdev, struct net_device *dev, struct cfg80211_sched_scan_request *request) { - return rdev->ops->sched_scan_start(&rdev->wiphy, dev, request); + int ret; + trace_rdev_sched_scan_start(&rdev->wiphy, dev, request); + ret = rdev->ops->sched_scan_start(&rdev->wiphy, dev, request); + trace_rdev_return_int(&rdev->wiphy, ret); + return ret; } static inline int rdev_sched_scan_stop(struct cfg80211_registered_device *rdev, struct net_device *dev) { - return rdev->ops->sched_scan_stop(&rdev->wiphy, dev); + int ret; + trace_rdev_sched_scan_stop(&rdev->wiphy, dev); + ret = rdev->ops->sched_scan_stop(&rdev->wiphy, dev); + trace_rdev_return_int(&rdev->wiphy, ret); + return ret; } static inline int rdev_set_rekey_data(struct cfg80211_registered_device *rdev, struct net_device *dev, struct cfg80211_gtk_rekey_data *data) { - return rdev->ops->set_rekey_data(&rdev->wiphy, dev, data); + int ret; + trace_rdev_set_rekey_data(&rdev->wiphy, dev); + ret = rdev->ops->set_rekey_data(&rdev->wiphy, dev, data); + trace_rdev_return_int(&rdev->wiphy, ret); + return ret; } static inline int rdev_tdls_mgmt(struct cfg80211_registered_device *rdev, @@ -503,56 +777,85 @@ static inline int rdev_tdls_mgmt(struct cfg80211_registered_device *rdev, u8 action_code, u8 dialog_token, u16 status_code, const u8 *buf, size_t len) { - return rdev->ops->tdls_mgmt(&rdev->wiphy, dev, peer, action_code, - dialog_token, status_code, buf, len); + int ret; + trace_rdev_tdls_mgmt(&rdev->wiphy, dev, peer, action_code, + dialog_token, status_code, buf, len); + ret = rdev->ops->tdls_mgmt(&rdev->wiphy, dev, peer, action_code, + dialog_token, status_code, buf, len); + trace_rdev_return_int(&rdev->wiphy, ret); + return ret; } static inline int rdev_tdls_oper(struct cfg80211_registered_device *rdev, struct net_device *dev, u8 *peer, enum nl80211_tdls_operation oper) { - return rdev->ops->tdls_oper(&rdev->wiphy, dev, peer, oper); + int ret; + trace_rdev_tdls_oper(&rdev->wiphy, dev, peer, oper); + ret = rdev->ops->tdls_oper(&rdev->wiphy, dev, peer, oper); + trace_rdev_return_int(&rdev->wiphy, ret); + return ret; } static inline int rdev_probe_client(struct cfg80211_registered_device *rdev, struct net_device *dev, const u8 *peer, u64 *cookie) { - return rdev->ops->probe_client(&rdev->wiphy, dev, peer, cookie); + int ret; + trace_rdev_probe_client(&rdev->wiphy, dev, peer); + ret = rdev->ops->probe_client(&rdev->wiphy, dev, peer, cookie); + trace_rdev_return_int_cookie(&rdev->wiphy, ret, *cookie); + return ret; } static inline int rdev_set_noack_map(struct cfg80211_registered_device *rdev, struct net_device *dev, u16 noack_map) { - return rdev->ops->set_noack_map(&rdev->wiphy, dev, noack_map); + int ret; + trace_rdev_set_noack_map(&rdev->wiphy, dev, noack_map); + ret = rdev->ops->set_noack_map(&rdev->wiphy, dev, noack_map); + trace_rdev_return_int(&rdev->wiphy, ret); + return ret; } static inline int rdev_get_et_sset_count(struct cfg80211_registered_device *rdev, struct net_device *dev, int sset) { - return rdev->ops->get_et_sset_count(&rdev->wiphy, dev, sset); + int ret; + trace_rdev_get_et_sset_count(&rdev->wiphy, dev, sset); + ret = rdev->ops->get_et_sset_count(&rdev->wiphy, dev, sset); + trace_rdev_return_int(&rdev->wiphy, ret); + return ret; } static inline void rdev_get_et_stats(struct cfg80211_registered_device *rdev, struct net_device *dev, struct ethtool_stats *stats, u64 *data) { + trace_rdev_get_et_stats(&rdev->wiphy, dev); rdev->ops->get_et_stats(&rdev->wiphy, dev, stats, data); + trace_rdev_return_void(&rdev->wiphy); } static inline void rdev_get_et_strings(struct cfg80211_registered_device *rdev, struct net_device *dev, u32 sset, u8 *data) { + trace_rdev_get_et_strings(&rdev->wiphy, dev, sset); rdev->ops->get_et_strings(&rdev->wiphy, dev, sset, data); + trace_rdev_return_void(&rdev->wiphy); } static inline struct ieee80211_channel *rdev_get_channel(struct cfg80211_registered_device *rdev, struct wireless_dev *wdev, enum nl80211_channel_type *type) { - return rdev->ops->get_channel(&rdev->wiphy, wdev, type); + struct ieee80211_channel *ret; + trace_rdev_get_channel(&rdev->wiphy, wdev); + ret = rdev->ops->get_channel(&rdev->wiphy, wdev, type); + trace_rdev_return_channel(&rdev->wiphy, ret, *type); + return ret; } #endif /* __CFG80211_RDEV_OPS */ diff --git a/net/wireless/trace.c b/net/wireless/trace.c new file mode 100644 index 0000000..95f997f --- /dev/null +++ b/net/wireless/trace.c @@ -0,0 +1,7 @@ +#include + +#ifndef __CHECKER__ +#define CREATE_TRACE_POINTS +#include "trace.h" + +#endif diff --git a/net/wireless/trace.h b/net/wireless/trace.h new file mode 100644 index 0000000..0940e91 --- /dev/null +++ b/net/wireless/trace.h @@ -0,0 +1,1750 @@ +#undef TRACE_SYSTEM +#define TRACE_SYSTEM cfg80211 + +#if !defined(__RDEV_OPS_TRACE) || defined(TRACE_HEADER_MULTI_READ) +#define __RDEV_OPS_TRACE + +#include + +#include +#include +#include "core.h" + +#define MAC_ENTRY(entry_mac) __array(u8, entry_mac, ETH_ALEN) +#define MAC_ASSIGN(entry_mac, given_mac) do { \ + if (given_mac) \ + memcpy(__entry->entry_mac, given_mac, ETH_ALEN); \ + else \ + memset(__entry->entry_mac, 0, ETH_ALEN); \ + } while (0) +#define MAC_PR_FMT "%pM" +#define MAC_PR_ARG(entry_mac) (__entry->entry_mac) + +#define WIPHY_ENTRY MAC_ENTRY(wiphy_mac) +#define WIPHY_ASSIGN MAC_ASSIGN(wiphy_mac, wiphy->perm_addr) +#define WIPHY_PR_FMT "wiphy " MAC_PR_FMT +#define WIPHY_PR_ARG MAC_PR_ARG(wiphy_mac) + +#define WDEV_ENTRY __field(u32, id) +#define WDEV_ASSIGN (__entry->id) = (wdev->identifier) +#define WDEV_PR_FMT ", wdev id: %u" +#define WDEV_PR_ARG (__entry->id) + +#define NETDEV_ENTRY __array(char, name, IFNAMSIZ) \ + MAC_ENTRY(netdev_addr) \ + __field(int, ifindex) +#define NETDEV_ASSIGN \ + do { \ + memcpy(__entry->name, netdev->name, IFNAMSIZ); \ + MAC_ASSIGN(netdev_addr, netdev->dev_addr); \ + (__entry->ifindex) = (netdev->ifindex); \ + } while (0) +#define NETDEV_PR_FMT ", netdev - name: %s, addr: " MAC_PR_FMT \ + ", intf index: %d" +#define NETDEV_PR_ARG (__entry->name), MAC_PR_ARG(netdev_addr), \ + (__entry->ifindex) + +#define MESH_CFG_ENTRY __field(u16, dot11MeshRetryTimeout) \ + __field(u16, dot11MeshConfirmTimeout) \ + __field(u16, dot11MeshHoldingTimeout) \ + __field(u16, dot11MeshMaxPeerLinks) \ + __field(u8, dot11MeshMaxRetries) \ + __field(u8, dot11MeshTTL) \ + __field(u8, element_ttl) \ + __field(bool, auto_open_plinks) \ + __field(u32, dot11MeshNbrOffsetMaxNeighbor) \ + __field(u8, dot11MeshHWMPmaxPREQretries) \ + __field(u32, path_refresh_time) \ + __field(u32, dot11MeshHWMPactivePathTimeout) \ + __field(u16, min_discovery_timeout) \ + __field(u16, dot11MeshHWMPpreqMinInterval) \ + __field(u16, dot11MeshHWMPperrMinInterval) \ + __field(u16, dot11MeshHWMPnetDiameterTraversalTime) \ + __field(u8, dot11MeshHWMPRootMode) \ + __field(u16, dot11MeshHWMPRannInterval) \ + __field(bool, dot11MeshGateAnnouncementProtocol) \ + __field(bool, dot11MeshForwarding) \ + __field(s32, rssi_threshold) \ + __field(u16, ht_opmode) \ + __field(u32, dot11MeshHWMPactivePathToRootTimeout) \ + __field(u16, dot11MeshHWMProotInterval) \ + __field(u16, dot11MeshHWMPconfirmationInterval) +#define MESH_CFG_ASSIGN \ + do { \ + __entry->dot11MeshRetryTimeout = conf->dot11MeshRetryTimeout; \ + __entry->dot11MeshConfirmTimeout = \ + conf->dot11MeshConfirmTimeout; \ + __entry->dot11MeshHoldingTimeout = \ + conf->dot11MeshHoldingTimeout; \ + __entry->dot11MeshMaxPeerLinks = conf->dot11MeshMaxPeerLinks; \ + __entry->dot11MeshMaxRetries = conf->dot11MeshMaxRetries; \ + __entry->dot11MeshTTL = conf->dot11MeshTTL; \ + __entry->element_ttl = conf->element_ttl; \ + __entry->auto_open_plinks = conf->auto_open_plinks; \ + __entry->dot11MeshNbrOffsetMaxNeighbor = \ + conf->dot11MeshNbrOffsetMaxNeighbor; \ + __entry->dot11MeshHWMPmaxPREQretries = \ + conf->dot11MeshHWMPmaxPREQretries; \ + __entry->path_refresh_time = conf->path_refresh_time; \ + __entry->dot11MeshHWMPactivePathTimeout = \ + conf->dot11MeshHWMPactivePathTimeout; \ + __entry->min_discovery_timeout = conf->min_discovery_timeout; \ + __entry->dot11MeshHWMPpreqMinInterval = \ + conf->dot11MeshHWMPpreqMinInterval; \ + __entry->dot11MeshHWMPperrMinInterval = \ + conf->dot11MeshHWMPperrMinInterval; \ + __entry->dot11MeshHWMPnetDiameterTraversalTime = \ + conf->dot11MeshHWMPnetDiameterTraversalTime; \ + __entry->dot11MeshHWMPRootMode = conf->dot11MeshHWMPRootMode; \ + __entry->dot11MeshHWMPRannInterval = \ + conf->dot11MeshHWMPRannInterval; \ + __entry->dot11MeshGateAnnouncementProtocol = \ + conf->dot11MeshGateAnnouncementProtocol; \ + __entry->dot11MeshForwarding = conf->dot11MeshForwarding; \ + __entry->rssi_threshold = conf->rssi_threshold; \ + __entry->ht_opmode = conf->ht_opmode; \ + __entry->dot11MeshHWMPactivePathToRootTimeout = \ + conf->dot11MeshHWMPactivePathToRootTimeout; \ + __entry->dot11MeshHWMProotInterval = \ + conf->dot11MeshHWMProotInterval; \ + __entry->dot11MeshHWMPconfirmationInterval = \ + conf->dot11MeshHWMPconfirmationInterval; \ + } while (0) + +#define CHAN_ENTRY __field(enum ieee80211_band, band) \ + __field(u16, center_freq) +#define CHAN_ASSIGN(chan) \ + do { \ + if (chan) { \ + __entry->band = chan->band; \ + __entry->center_freq = chan->center_freq; \ + } else { \ + __entry->band = 0; \ + __entry->center_freq = 0; \ + } \ + } while (0) +#define CHAN_PR_FMT ", band: %d, freq: %u" +#define CHAN_PR_ARG __entry->band, __entry->center_freq + +#define SINFO_ENTRY __field(int, generation) \ + __field(u32, connected_time) \ + __field(u32, inactive_time) \ + __field(u32, rx_bytes) \ + __field(u32, tx_bytes) \ + __field(u32, rx_packets) \ + __field(u32, tx_packets) \ + __field(u32, tx_retries) \ + __field(u32, tx_failed) \ + __field(u32, rx_dropped_misc) \ + __field(u32, beacon_loss_count) \ + __field(u16, llid) \ + __field(u16, plid) \ + __field(u8, plink_state) +#define SINFO_ASSIGN \ + do { \ + __entry->generation = sinfo->generation; \ + __entry->connected_time = sinfo->connected_time; \ + __entry->inactive_time = sinfo->inactive_time; \ + __entry->rx_bytes = sinfo->rx_bytes; \ + __entry->tx_bytes = sinfo->tx_bytes; \ + __entry->rx_packets = sinfo->rx_packets; \ + __entry->tx_packets = sinfo->tx_packets; \ + __entry->tx_retries = sinfo->tx_retries; \ + __entry->tx_failed = sinfo->tx_failed; \ + __entry->rx_dropped_misc = sinfo->rx_dropped_misc; \ + __entry->beacon_loss_count = sinfo->beacon_loss_count; \ + __entry->llid = sinfo->llid; \ + __entry->plid = sinfo->plid; \ + __entry->plink_state = sinfo->plink_state; \ + } while (0) + +#define BOOL_TO_STR(bo) (bo) ? "true" : "false" + +/************************************************************* + * rdev->ops traces * + *************************************************************/ + +TRACE_EVENT(rdev_suspend, + TP_PROTO(struct wiphy *wiphy, struct cfg80211_wowlan *wow), + TP_ARGS(wiphy, wow), + TP_STRUCT__entry( + WIPHY_ENTRY + __field(bool, any) + __field(bool, disconnect) + __field(bool, magic_pkt) + __field(bool, gtk_rekey_failure) + __field(bool, eap_identity_req) + __field(bool, four_way_handshake) + __field(bool, rfkill_release) + __field(bool, valid_wow) + ), + TP_fast_assign( + WIPHY_ASSIGN; + if (wow) { + __entry->any = wow->any; + __entry->disconnect = wow->disconnect; + __entry->magic_pkt = wow->magic_pkt; + __entry->gtk_rekey_failure = wow->gtk_rekey_failure; + __entry->eap_identity_req = wow->eap_identity_req; + __entry->four_way_handshake = wow->four_way_handshake; + __entry->rfkill_release = wow->rfkill_release; + __entry->valid_wow = true; + } else { + __entry->valid_wow = false; + } + ), + TP_printk(WIPHY_PR_FMT ", wow%s - any: %d, disconnect: %d, " + "magic pkt: %d, gtk rekey failure: %d, eap identify req: %d, " + "four way handshake: %d, rfkill release: %d.", + WIPHY_PR_ARG, __entry->valid_wow ? "" : "(Not configured!)", + __entry->any, __entry->disconnect, __entry->magic_pkt, + __entry->gtk_rekey_failure, __entry->eap_identity_req, + __entry->four_way_handshake, __entry->rfkill_release) +); + +TRACE_EVENT(rdev_return_int, + TP_PROTO(struct wiphy *wiphy, int ret), + TP_ARGS(wiphy, ret), + TP_STRUCT__entry( + WIPHY_ENTRY + __field(int, ret) + ), + TP_fast_assign( + WIPHY_ASSIGN; + __entry->ret = ret; + ), + TP_printk(WIPHY_PR_FMT ", returned: %d", WIPHY_PR_ARG, __entry->ret) +); + +TRACE_EVENT(rdev_scan, + TP_PROTO(struct wiphy *wiphy, struct cfg80211_scan_request *request), + TP_ARGS(wiphy, request), + TP_STRUCT__entry( + WIPHY_ENTRY + ), + TP_fast_assign( + WIPHY_ASSIGN; + ), + TP_printk(WIPHY_PR_FMT, WIPHY_PR_ARG) +); + +DECLARE_EVENT_CLASS(wiphy_only_evt, + TP_PROTO(struct wiphy *wiphy), + TP_ARGS(wiphy), + TP_STRUCT__entry( + WIPHY_ENTRY + ), + TP_fast_assign( + WIPHY_ASSIGN; + ), + TP_printk(WIPHY_PR_FMT, WIPHY_PR_ARG) +); + +DEFINE_EVENT(wiphy_only_evt, rdev_resume, + TP_PROTO(struct wiphy *wiphy), + TP_ARGS(wiphy) +); + +DEFINE_EVENT(wiphy_only_evt, rdev_return_void, + TP_PROTO(struct wiphy *wiphy), + TP_ARGS(wiphy) +); + +DEFINE_EVENT(wiphy_only_evt, rdev_get_ringparam, + TP_PROTO(struct wiphy *wiphy), + TP_ARGS(wiphy) +); + +DEFINE_EVENT(wiphy_only_evt, rdev_get_antenna, + TP_PROTO(struct wiphy *wiphy), + TP_ARGS(wiphy) +); + +DEFINE_EVENT(wiphy_only_evt, rdev_get_tx_power, + TP_PROTO(struct wiphy *wiphy), + TP_ARGS(wiphy) +); + +DEFINE_EVENT(wiphy_only_evt, rdev_rfkill_poll, + TP_PROTO(struct wiphy *wiphy), + TP_ARGS(wiphy) +); + +DECLARE_EVENT_CLASS(wiphy_enabled_evt, + TP_PROTO(struct wiphy *wiphy, bool enabled), + TP_ARGS(wiphy, enabled), + TP_STRUCT__entry( + WIPHY_ENTRY + __field(bool, enabled) + ), + TP_fast_assign( + WIPHY_ASSIGN; + __entry->enabled = enabled; + ), + TP_printk(WIPHY_PR_FMT ", %senabled ", + WIPHY_PR_ARG, __entry->enabled ? "" : "not ") +); + +DEFINE_EVENT(wiphy_enabled_evt, rdev_set_wakeup, + TP_PROTO(struct wiphy *wiphy, bool enabled), + TP_ARGS(wiphy, enabled) +); + +TRACE_EVENT(rdev_add_virtual_intf, + TP_PROTO(struct wiphy *wiphy, char *name, enum nl80211_iftype type), + TP_ARGS(wiphy, name, type), + TP_STRUCT__entry( + WIPHY_ENTRY + __string(vir_intf_name, name ? name : "") + __field(enum nl80211_iftype, type) + ), + TP_fast_assign( + WIPHY_ASSIGN; + __assign_str(vir_intf_name, name ? name : ""); + __entry->type = type; + ), + TP_printk(WIPHY_PR_FMT ", virtual intf name: %s, type: %d", + WIPHY_PR_ARG, __get_str(vir_intf_name), __entry->type) +); + +DECLARE_EVENT_CLASS(wiphy_wdev_evt, + TP_PROTO(struct wiphy *wiphy, struct wireless_dev *wdev), + TP_ARGS(wiphy, wdev), + TP_STRUCT__entry( + WIPHY_ENTRY + WDEV_ENTRY + ), + TP_fast_assign( + WIPHY_ASSIGN; + WDEV_ASSIGN; + ), + TP_printk(WIPHY_PR_FMT WDEV_PR_FMT, WIPHY_PR_ARG, WDEV_PR_ARG) +); + +DEFINE_EVENT(wiphy_wdev_evt, rdev_return_wdev, + TP_PROTO(struct wiphy *wiphy, struct wireless_dev *wdev), + TP_ARGS(wiphy, wdev) +); + +DEFINE_EVENT(wiphy_wdev_evt, rdev_del_virtual_intf, + TP_PROTO(struct wiphy *wiphy, struct wireless_dev *wdev), + TP_ARGS(wiphy, wdev) +); + +TRACE_EVENT(rdev_change_virtual_intf, + TP_PROTO(struct wiphy *wiphy, struct net_device *netdev, + enum nl80211_iftype type), + TP_ARGS(wiphy, netdev, type), + TP_STRUCT__entry( + WIPHY_ENTRY + NETDEV_ENTRY + __field(enum nl80211_iftype, type) + ), + TP_fast_assign( + WIPHY_ASSIGN; + NETDEV_ASSIGN; + __entry->type = type; + ), + TP_printk(WIPHY_PR_FMT NETDEV_PR_FMT ", type: %d", + WIPHY_PR_ARG, NETDEV_PR_ARG, __entry->type) +); + +DECLARE_EVENT_CLASS(key_handle, + TP_PROTO(struct wiphy *wiphy, struct net_device *netdev, u8 key_index, + bool pairwise, const u8 *mac_addr), + TP_ARGS(wiphy, netdev, key_index, pairwise, mac_addr), + TP_STRUCT__entry( + WIPHY_ENTRY + NETDEV_ENTRY + MAC_ENTRY(mac_addr) + __field(u8, key_index) + __field(bool, pairwise) + ), + TP_fast_assign( + WIPHY_ASSIGN; + NETDEV_ASSIGN; + MAC_ASSIGN(mac_addr, mac_addr); + __entry->key_index = key_index; + __entry->pairwise = pairwise; + ), + TP_printk(WIPHY_PR_FMT NETDEV_PR_FMT ", key_index: %u, pairwise: %s, mac addr: " MAC_PR_FMT, + WIPHY_PR_ARG, NETDEV_PR_ARG, __entry->key_index, + BOOL_TO_STR(__entry->pairwise), MAC_PR_ARG(mac_addr)) +); + +DEFINE_EVENT(key_handle, rdev_add_key, + TP_PROTO(struct wiphy *wiphy, struct net_device *netdev, u8 key_index, + bool pairwise, const u8 *mac_addr), + TP_ARGS(wiphy, netdev, key_index, pairwise, mac_addr) +); + +DEFINE_EVENT(key_handle, rdev_get_key, + TP_PROTO(struct wiphy *wiphy, struct net_device *netdev, u8 key_index, + bool pairwise, const u8 *mac_addr), + TP_ARGS(wiphy, netdev, key_index, pairwise, mac_addr) +); + +DEFINE_EVENT(key_handle, rdev_del_key, + TP_PROTO(struct wiphy *wiphy, struct net_device *netdev, u8 key_index, + bool pairwise, const u8 *mac_addr), + TP_ARGS(wiphy, netdev, key_index, pairwise, mac_addr) +); + +TRACE_EVENT(rdev_set_default_key, + TP_PROTO(struct wiphy *wiphy, struct net_device *netdev, u8 key_index, + bool unicast, bool multicast), + TP_ARGS(wiphy, netdev, key_index, unicast, multicast), + TP_STRUCT__entry( + WIPHY_ENTRY + NETDEV_ENTRY + __field(u8, key_index) + __field(bool, unicast) + __field(bool, multicast) + ), + TP_fast_assign( + WIPHY_ASSIGN; + NETDEV_ASSIGN; + __entry->key_index = key_index; + __entry->unicast = unicast; + __entry->multicast = multicast; + ), + TP_printk(WIPHY_PR_FMT NETDEV_PR_FMT ", key index: %u, unicast: %s, multicast: %s", + WIPHY_PR_ARG, NETDEV_PR_ARG, __entry->key_index, + BOOL_TO_STR(__entry->unicast), + BOOL_TO_STR(__entry->multicast)) +); + +TRACE_EVENT(rdev_set_default_mgmt_key, + TP_PROTO(struct wiphy *wiphy, struct net_device *netdev, u8 key_index), + TP_ARGS(wiphy, netdev, key_index), + TP_STRUCT__entry( + WIPHY_ENTRY + NETDEV_ENTRY + __field(u8, key_index) + ), + TP_fast_assign( + WIPHY_ASSIGN; + NETDEV_ASSIGN; + __entry->key_index = key_index; + ), + TP_printk(WIPHY_PR_FMT NETDEV_PR_FMT ", key index: %u", + WIPHY_PR_ARG, NETDEV_PR_ARG, __entry->key_index) +); + +TRACE_EVENT(rdev_start_ap, + TP_PROTO(struct wiphy *wiphy, struct net_device *netdev, + struct cfg80211_ap_settings *settings), + TP_ARGS(wiphy, netdev, settings), + TP_STRUCT__entry( + WIPHY_ENTRY + NETDEV_ENTRY + CHAN_ENTRY + __field(int, beacon_interval) + __field(int, dtim_period) + __array(char, ssid, IEEE80211_MAX_SSID_LEN + 1) + __field(enum nl80211_hidden_ssid, hidden_ssid) + __field(u32, wpa_ver) + __field(bool, privacy) + __field(enum nl80211_auth_type, auth_type) + __field(int, inactivity_timeout) + ), + TP_fast_assign( + WIPHY_ASSIGN; + NETDEV_ASSIGN; + CHAN_ASSIGN(settings->channel); + __entry->beacon_interval = settings->beacon_interval; + __entry->dtim_period = settings->dtim_period; + __entry->hidden_ssid = settings->hidden_ssid; + __entry->wpa_ver = settings->crypto.wpa_versions; + __entry->privacy = settings->privacy; + __entry->auth_type = settings->auth_type; + __entry->inactivity_timeout = settings->inactivity_timeout; + memset(__entry->ssid, 0, IEEE80211_MAX_SSID_LEN + 1); + memcpy(__entry->ssid, settings->ssid, settings->ssid_len); + ), + TP_printk(WIPHY_PR_FMT NETDEV_PR_FMT ", AP settings - ssid: %s, " + CHAN_PR_FMT ", beacon interval: %d, dtim period: %d, " + "hidden ssid: %d, wpa versions: %u, privacy: %s, " + "auth type: %d, inactivity timeout: %d", + WIPHY_PR_ARG, NETDEV_PR_ARG, __entry->ssid, CHAN_PR_ARG, + __entry->beacon_interval, __entry->dtim_period, + __entry->hidden_ssid, __entry->wpa_ver, + BOOL_TO_STR(__entry->privacy), __entry->auth_type, + __entry->inactivity_timeout) +); + +TRACE_EVENT(rdev_change_beacon, + TP_PROTO(struct wiphy *wiphy, struct net_device *netdev, + struct cfg80211_beacon_data *info), + TP_ARGS(wiphy, netdev, info), + TP_STRUCT__entry( + WIPHY_ENTRY + NETDEV_ENTRY + __dynamic_array(u8, head, info ? info->head_len : 0) + __dynamic_array(u8, tail, info ? info->tail_len : 0) + __dynamic_array(u8, beacon_ies, info ? info->beacon_ies_len : 0) + __dynamic_array(u8, proberesp_ies, + info ? info->proberesp_ies_len : 0) + __dynamic_array(u8, assocresp_ies, + info ? info->assocresp_ies_len : 0) + __dynamic_array(u8, probe_resp, info ? info->probe_resp_len : 0) + ), + TP_fast_assign( + WIPHY_ASSIGN; + NETDEV_ASSIGN; + if (info) { + if (info->head) + memcpy(__get_dynamic_array(head), info->head, + info->head_len); + if (info->tail) + memcpy(__get_dynamic_array(tail), info->tail, + info->tail_len); + if (info->beacon_ies) + memcpy(__get_dynamic_array(beacon_ies), + info->beacon_ies, info->beacon_ies_len); + if (info->proberesp_ies) + memcpy(__get_dynamic_array(proberesp_ies), + info->proberesp_ies, + info->proberesp_ies_len); + if (info->assocresp_ies) + memcpy(__get_dynamic_array(assocresp_ies), + info->assocresp_ies, + info->assocresp_ies_len); + if (info->probe_resp) + memcpy(__get_dynamic_array(probe_resp), + info->probe_resp, info->probe_resp_len); + } + ), + TP_printk(WIPHY_PR_FMT NETDEV_PR_FMT, WIPHY_PR_ARG, NETDEV_PR_ARG) +); + +DECLARE_EVENT_CLASS(wiphy_netdev_evt, + TP_PROTO(struct wiphy *wiphy, struct net_device *netdev), + TP_ARGS(wiphy, netdev), + TP_STRUCT__entry( + WIPHY_ENTRY + NETDEV_ENTRY + ), + TP_fast_assign( + WIPHY_ASSIGN; + NETDEV_ASSIGN; + ), + TP_printk(WIPHY_PR_FMT NETDEV_PR_FMT, WIPHY_PR_ARG, NETDEV_PR_ARG) +); + +DEFINE_EVENT(wiphy_netdev_evt, rdev_stop_ap, + TP_PROTO(struct wiphy *wiphy, struct net_device *netdev), + TP_ARGS(wiphy, netdev) +); + +DEFINE_EVENT(wiphy_netdev_evt, rdev_get_et_stats, + TP_PROTO(struct wiphy *wiphy, struct net_device *netdev), + TP_ARGS(wiphy, netdev) +); + +DEFINE_EVENT(wiphy_netdev_evt, rdev_sched_scan_stop, + TP_PROTO(struct wiphy *wiphy, struct net_device *netdev), + TP_ARGS(wiphy, netdev) +); + +DEFINE_EVENT(wiphy_netdev_evt, rdev_set_rekey_data, + TP_PROTO(struct wiphy *wiphy, struct net_device *netdev), + TP_ARGS(wiphy, netdev) +); + +DEFINE_EVENT(wiphy_netdev_evt, rdev_get_mesh_config, + TP_PROTO(struct wiphy *wiphy, struct net_device *netdev), + TP_ARGS(wiphy, netdev) +); + +DEFINE_EVENT(wiphy_netdev_evt, rdev_leave_mesh, + TP_PROTO(struct wiphy *wiphy, struct net_device *netdev), + TP_ARGS(wiphy, netdev) +); + +DEFINE_EVENT(wiphy_netdev_evt, rdev_leave_ibss, + TP_PROTO(struct wiphy *wiphy, struct net_device *netdev), + TP_ARGS(wiphy, netdev) +); + +DEFINE_EVENT(wiphy_netdev_evt, rdev_flush_pmksa, + TP_PROTO(struct wiphy *wiphy, struct net_device *netdev), + TP_ARGS(wiphy, netdev) +); + +DECLARE_EVENT_CLASS(station_add_change, + TP_PROTO(struct wiphy *wiphy, struct net_device *netdev, u8 *mac, + struct station_parameters *params), + TP_ARGS(wiphy, netdev, mac, params), + TP_STRUCT__entry( + WIPHY_ENTRY + NETDEV_ENTRY + MAC_ENTRY(sta_mac) + __field(u32, sta_flags_mask) + __field(u32, sta_flags_set) + __field(u32, sta_modify_mask) + __field(int, listen_interval) + __field(u16, aid) + __field(u8, plink_action) + __field(u8, plink_state) + __field(u8, uapsd_queues) + __array(u8, ht_capa, (int)sizeof(struct ieee80211_ht_cap)) + ), + TP_fast_assign( + WIPHY_ASSIGN; + NETDEV_ASSIGN; + MAC_ASSIGN(sta_mac, mac); + __entry->sta_flags_mask = params->sta_flags_mask; + __entry->sta_flags_set = params->sta_flags_set; + __entry->sta_modify_mask = params->sta_modify_mask; + __entry->listen_interval = params->listen_interval; + __entry->aid = params->aid; + __entry->plink_action = params->plink_action; + __entry->plink_state = params->plink_state; + __entry->uapsd_queues = params->uapsd_queues; + memset(__entry->ht_capa, 0, sizeof(struct ieee80211_ht_cap)); + if (params->ht_capa) + memcpy(__entry->ht_capa, params->ht_capa, + sizeof(struct ieee80211_ht_cap)); + ), + TP_printk(WIPHY_PR_FMT NETDEV_PR_FMT ", station mac: " MAC_PR_FMT + ", station flags mask: %u, station flags set: %u, " + "station modify mask: %u, listen interval: %d, aid: %u, " + "plink action: %u, plink state: %u, uapsd queues: %u", + WIPHY_PR_ARG, NETDEV_PR_ARG, MAC_PR_ARG(sta_mac), + __entry->sta_flags_mask, __entry->sta_flags_set, + __entry->sta_modify_mask, __entry->listen_interval, + __entry->aid, __entry->plink_action, __entry->plink_state, + __entry->uapsd_queues) +); + +DEFINE_EVENT(station_add_change, rdev_add_station, + TP_PROTO(struct wiphy *wiphy, struct net_device *netdev, u8 *mac, + struct station_parameters *params), + TP_ARGS(wiphy, netdev, mac, params) +); + +DEFINE_EVENT(station_add_change, rdev_change_station, + TP_PROTO(struct wiphy *wiphy, struct net_device *netdev, u8 *mac, + struct station_parameters *params), + TP_ARGS(wiphy, netdev, mac, params) +); + +DECLARE_EVENT_CLASS(wiphy_netdev_mac_evt, + TP_PROTO(struct wiphy *wiphy, struct net_device *netdev, const u8 *mac), + TP_ARGS(wiphy, netdev, mac), + TP_STRUCT__entry( + WIPHY_ENTRY + NETDEV_ENTRY + MAC_ENTRY(sta_mac) + ), + TP_fast_assign( + WIPHY_ASSIGN; + NETDEV_ASSIGN; + MAC_ASSIGN(sta_mac, mac); + ), + TP_printk(WIPHY_PR_FMT NETDEV_PR_FMT ", mac: " MAC_PR_FMT, + WIPHY_PR_ARG, NETDEV_PR_ARG, MAC_PR_ARG(sta_mac)) +); + +DEFINE_EVENT(wiphy_netdev_mac_evt, rdev_del_station, + TP_PROTO(struct wiphy *wiphy, struct net_device *netdev, const u8 *mac), + TP_ARGS(wiphy, netdev, mac) +); + +DEFINE_EVENT(wiphy_netdev_mac_evt, rdev_get_station, + TP_PROTO(struct wiphy *wiphy, struct net_device *netdev, const u8 *mac), + TP_ARGS(wiphy, netdev, mac) +); + +DEFINE_EVENT(wiphy_netdev_mac_evt, rdev_del_mpath, + TP_PROTO(struct wiphy *wiphy, struct net_device *netdev, const u8 *mac), + TP_ARGS(wiphy, netdev, mac) +); + +DEFINE_EVENT(wiphy_netdev_mac_evt, rdev_set_wds_peer, + TP_PROTO(struct wiphy *wiphy, struct net_device *netdev, const u8 *mac), + TP_ARGS(wiphy, netdev, mac) +); + +TRACE_EVENT(rdev_dump_station, + TP_PROTO(struct wiphy *wiphy, struct net_device *netdev, int idx, + u8 *mac), + TP_ARGS(wiphy, netdev, idx, mac), + TP_STRUCT__entry( + WIPHY_ENTRY + NETDEV_ENTRY + MAC_ENTRY(sta_mac) + __field(int, idx) + ), + TP_fast_assign( + WIPHY_ASSIGN; + NETDEV_ASSIGN; + MAC_ASSIGN(sta_mac, mac); + __entry->idx = idx; + ), + TP_printk(WIPHY_PR_FMT NETDEV_PR_FMT ", station mac: " MAC_PR_FMT ", idx: %d", + WIPHY_PR_ARG, NETDEV_PR_ARG, MAC_PR_ARG(sta_mac), + __entry->idx) +); + +TRACE_EVENT(rdev_return_int_station_info, + TP_PROTO(struct wiphy *wiphy, int ret, struct station_info *sinfo), + TP_ARGS(wiphy, ret, sinfo), + TP_STRUCT__entry( + WIPHY_ENTRY + __field(int, ret) + SINFO_ENTRY + ), + TP_fast_assign( + WIPHY_ASSIGN; + __entry->ret = ret; + SINFO_ASSIGN; + ), + TP_printk(WIPHY_PR_FMT ", returned %d" , + WIPHY_PR_ARG, __entry->ret) +); + +DECLARE_EVENT_CLASS(mpath_evt, + TP_PROTO(struct wiphy *wiphy, struct net_device *netdev, u8 *dst, + u8 *next_hop), + TP_ARGS(wiphy, netdev, dst, next_hop), + TP_STRUCT__entry( + WIPHY_ENTRY + NETDEV_ENTRY + MAC_ENTRY(dst) + MAC_ENTRY(next_hop) + ), + TP_fast_assign( + WIPHY_ASSIGN; + NETDEV_ASSIGN; + MAC_ASSIGN(dst, dst); + MAC_ASSIGN(next_hop, next_hop); + ), + TP_printk(WIPHY_PR_FMT NETDEV_PR_FMT ", destination: " MAC_PR_FMT ", next hop: " MAC_PR_FMT, + WIPHY_PR_ARG, NETDEV_PR_ARG, MAC_PR_ARG(dst), + MAC_PR_ARG(next_hop)) +); + +DEFINE_EVENT(mpath_evt, rdev_add_mpath, + TP_PROTO(struct wiphy *wiphy, struct net_device *netdev, u8 *dst, + u8 *next_hop), + TP_ARGS(wiphy, netdev, dst, next_hop) +); + +DEFINE_EVENT(mpath_evt, rdev_change_mpath, + TP_PROTO(struct wiphy *wiphy, struct net_device *netdev, u8 *dst, + u8 *next_hop), + TP_ARGS(wiphy, netdev, dst, next_hop) +); + +DEFINE_EVENT(mpath_evt, rdev_get_mpath, + TP_PROTO(struct wiphy *wiphy, struct net_device *netdev, u8 *dst, + u8 *next_hop), + TP_ARGS(wiphy, netdev, dst, next_hop) +); + +TRACE_EVENT(rdev_dump_mpath, + TP_PROTO(struct wiphy *wiphy, struct net_device *netdev, int idx, + u8 *dst, u8 *next_hop), + TP_ARGS(wiphy, netdev, idx, dst, next_hop), + TP_STRUCT__entry( + WIPHY_ENTRY + NETDEV_ENTRY + MAC_ENTRY(dst) + MAC_ENTRY(next_hop) + __field(int, idx) + ), + TP_fast_assign( + WIPHY_ASSIGN; + NETDEV_ASSIGN; + MAC_ASSIGN(dst, dst); + MAC_ASSIGN(next_hop, next_hop); + __entry->idx = idx; + ), + TP_printk(WIPHY_PR_FMT NETDEV_PR_FMT ", index: %d, destination: " + MAC_PR_FMT ", next hop: " MAC_PR_FMT, + WIPHY_PR_ARG, NETDEV_PR_ARG, __entry->idx, MAC_PR_ARG(dst), + MAC_PR_ARG(next_hop)) +); + +TRACE_EVENT(rdev_return_int_mpath_info, + TP_PROTO(struct wiphy *wiphy, int ret, struct mpath_info *pinfo), + TP_ARGS(wiphy, ret, pinfo), + TP_STRUCT__entry( + WIPHY_ENTRY + __field(int, ret) + __field(int, generation) + __field(u32, filled) + __field(u32, frame_qlen) + __field(u32, sn) + __field(u32, metric) + __field(u32, exptime) + __field(u32, discovery_timeout) + __field(u8, discovery_retries) + __field(u8, flags) + ), + TP_fast_assign( + WIPHY_ASSIGN; + __entry->ret = ret; + __entry->generation = pinfo->generation; + __entry->filled = pinfo->filled; + __entry->frame_qlen = pinfo->frame_qlen; + __entry->sn = pinfo->sn; + __entry->metric = pinfo->metric; + __entry->exptime = pinfo->exptime; + __entry->discovery_timeout = pinfo->discovery_timeout; + __entry->discovery_retries = pinfo->discovery_retries; + __entry->flags = pinfo->flags; + ), + TP_printk(WIPHY_PR_FMT ", returned %d. mpath info - generation: %d, " + "filled: %u, frame qlen: %u, sn: %u, metric: %u, exptime: %u," + " discovery timeout: %u, discovery retries: %u, flags: %u", + WIPHY_PR_ARG, __entry->ret, __entry->generation, + __entry->filled, __entry->frame_qlen, __entry->sn, + __entry->metric, __entry->exptime, __entry->discovery_timeout, + __entry->discovery_retries, __entry->flags) +); + +TRACE_EVENT(rdev_return_int_mesh_config, + TP_PROTO(struct wiphy *wiphy, int ret, struct mesh_config *conf), + TP_ARGS(wiphy, ret, conf), + TP_STRUCT__entry( + WIPHY_ENTRY + MESH_CFG_ENTRY + __field(int, ret) + ), + TP_fast_assign( + WIPHY_ASSIGN; + MESH_CFG_ASSIGN; + __entry->ret = ret; + ), + TP_printk(WIPHY_PR_FMT ", returned: %d", + WIPHY_PR_ARG, __entry->ret) +); + +TRACE_EVENT(rdev_update_mesh_config, + TP_PROTO(struct wiphy *wiphy, struct net_device *netdev, u32 mask, + const struct mesh_config *conf), + TP_ARGS(wiphy, netdev, mask, conf), + TP_STRUCT__entry( + WIPHY_ENTRY + NETDEV_ENTRY + MESH_CFG_ENTRY + __field(u32, mask) + ), + TP_fast_assign( + WIPHY_ASSIGN; + NETDEV_ASSIGN; + MESH_CFG_ASSIGN; + __entry->mask = mask; + ), + TP_printk(WIPHY_PR_FMT NETDEV_PR_FMT ", mask: %u", + WIPHY_PR_ARG, NETDEV_PR_ARG, __entry->mask) +); + +TRACE_EVENT(rdev_join_mesh, + TP_PROTO(struct wiphy *wiphy, struct net_device *netdev, + const struct mesh_config *conf, + const struct mesh_setup *setup), + TP_ARGS(wiphy, netdev, conf, setup), + TP_STRUCT__entry( + WIPHY_ENTRY + NETDEV_ENTRY + MESH_CFG_ENTRY + ), + TP_fast_assign( + WIPHY_ASSIGN; + NETDEV_ASSIGN; + MESH_CFG_ASSIGN; + ), + TP_printk(WIPHY_PR_FMT NETDEV_PR_FMT, + WIPHY_PR_ARG, NETDEV_PR_ARG) +); + +TRACE_EVENT(rdev_change_bss, + TP_PROTO(struct wiphy *wiphy, struct net_device *netdev, + struct bss_parameters *params), + TP_ARGS(wiphy, netdev, params), + TP_STRUCT__entry( + WIPHY_ENTRY + NETDEV_ENTRY + __field(int, use_cts_prot) + __field(int, use_short_preamble) + __field(int, use_short_slot_time) + __field(int, ap_isolate) + __field(int, ht_opmode) + ), + TP_fast_assign( + WIPHY_ASSIGN; + NETDEV_ASSIGN; + __entry->use_cts_prot = params->use_cts_prot; + __entry->use_short_preamble = params->use_short_preamble; + __entry->use_short_slot_time = params->use_short_slot_time; + __entry->ap_isolate = params->ap_isolate; + __entry->ht_opmode = params->ht_opmode; + ), + TP_printk(WIPHY_PR_FMT NETDEV_PR_FMT ", use cts prot: %d, " + "use short preamble: %d, use short slot time: %d, " + "ap isolate: %d, ht opmode: %d", + WIPHY_PR_ARG, NETDEV_PR_ARG, __entry->use_cts_prot, + __entry->use_short_preamble, __entry->use_short_slot_time, + __entry->ap_isolate, __entry->ht_opmode) +); + +TRACE_EVENT(rdev_set_txq_params, + TP_PROTO(struct wiphy *wiphy, struct net_device *netdev, + struct ieee80211_txq_params *params), + TP_ARGS(wiphy, netdev, params), + TP_STRUCT__entry( + WIPHY_ENTRY + NETDEV_ENTRY + __field(enum nl80211_ac, ac) + __field(u16, txop) + __field(u16, cwmin) + __field(u16, cwmax) + __field(u8, aifs) + ), + TP_fast_assign( + WIPHY_ASSIGN; + NETDEV_ASSIGN; + __entry->ac = params->ac; + __entry->txop = params->txop; + __entry->cwmin = params->cwmin; + __entry->cwmax = params->cwmax; + __entry->aifs = params->aifs; + ), + TP_printk(WIPHY_PR_FMT NETDEV_PR_FMT ", ac: %d, txop: %u, cwmin: %u, cwmax: %u, aifs: %u", + WIPHY_PR_ARG, NETDEV_PR_ARG, __entry->ac, __entry->txop, + __entry->cwmin, __entry->cwmax, __entry->aifs) +); + +TRACE_EVENT(rdev_libertas_set_mesh_channel, + TP_PROTO(struct wiphy *wiphy, struct net_device *netdev, + struct ieee80211_channel *chan), + TP_ARGS(wiphy, netdev, chan), + TP_STRUCT__entry( + WIPHY_ENTRY + NETDEV_ENTRY + CHAN_ENTRY + ), + TP_fast_assign( + WIPHY_ASSIGN; + NETDEV_ASSIGN; + CHAN_ASSIGN(chan); + ), + TP_printk(WIPHY_PR_FMT NETDEV_PR_FMT CHAN_PR_FMT, WIPHY_PR_ARG, + NETDEV_PR_ARG, CHAN_PR_ARG) +); + +TRACE_EVENT(rdev_set_monitor_channel, + TP_PROTO(struct wiphy *wiphy, struct ieee80211_channel *chan, + enum nl80211_channel_type chan_type), + TP_ARGS(wiphy, chan, chan_type), + TP_STRUCT__entry( + WIPHY_ENTRY + CHAN_ENTRY + __field(enum nl80211_channel_type, chan_type) + ), + TP_fast_assign( + WIPHY_ASSIGN; + CHAN_ASSIGN(chan); + __entry->chan_type = chan_type; + ), + TP_printk(WIPHY_PR_FMT CHAN_PR_FMT ", channel type : %d", + WIPHY_PR_ARG, CHAN_PR_ARG, __entry->chan_type) +); + +TRACE_EVENT(rdev_auth, + TP_PROTO(struct wiphy *wiphy, struct net_device *netdev, + struct cfg80211_auth_request *req), + TP_ARGS(wiphy, netdev, req), + TP_STRUCT__entry( + WIPHY_ENTRY + NETDEV_ENTRY + MAC_ENTRY(bssid) + __field(enum nl80211_auth_type, auth_type) + ), + TP_fast_assign( + WIPHY_ASSIGN; + NETDEV_ASSIGN; + if (req->bss) + MAC_ASSIGN(bssid, req->bss->bssid); + else + memset(__entry->bssid, 0, ETH_ALEN); + __entry->auth_type = req->auth_type; + ), + TP_printk(WIPHY_PR_FMT NETDEV_PR_FMT ", auth type: %d, bssid: " MAC_PR_FMT, + WIPHY_PR_ARG, NETDEV_PR_ARG, __entry->auth_type, + MAC_PR_ARG(bssid)) +); + +TRACE_EVENT(rdev_assoc, + TP_PROTO(struct wiphy *wiphy, struct net_device *netdev, + struct cfg80211_assoc_request *req), + TP_ARGS(wiphy, netdev, req), + TP_STRUCT__entry( + WIPHY_ENTRY + NETDEV_ENTRY + MAC_ENTRY(bssid) + MAC_ENTRY(prev_bssid) + __field(bool, use_mfp) + __field(u32, flags) + ), + TP_fast_assign( + WIPHY_ASSIGN; + NETDEV_ASSIGN; + if (req->bss) + MAC_ASSIGN(bssid, req->bss->bssid); + else + memset(__entry->bssid, 0, ETH_ALEN); + MAC_ASSIGN(prev_bssid, req->prev_bssid); + __entry->use_mfp = req->use_mfp; + __entry->flags = req->flags; + ), + TP_printk(WIPHY_PR_FMT NETDEV_PR_FMT ", bssid: " MAC_PR_FMT + ", previous bssid: " MAC_PR_FMT ", use mfp: %s, flags: %u", + WIPHY_PR_ARG, NETDEV_PR_ARG, MAC_PR_ARG(bssid), + MAC_PR_ARG(prev_bssid), BOOL_TO_STR(__entry->use_mfp), + __entry->flags) +); + +TRACE_EVENT(rdev_deauth, + TP_PROTO(struct wiphy *wiphy, struct net_device *netdev, + struct cfg80211_deauth_request *req), + TP_ARGS(wiphy, netdev, req), + TP_STRUCT__entry( + WIPHY_ENTRY + NETDEV_ENTRY + MAC_ENTRY(bssid) + __field(u16, reason_code) + ), + TP_fast_assign( + WIPHY_ASSIGN; + NETDEV_ASSIGN; + MAC_ASSIGN(bssid, req->bssid); + __entry->reason_code = req->reason_code; + ), + TP_printk(WIPHY_PR_FMT NETDEV_PR_FMT ", bssid: " MAC_PR_FMT ", reason: %u", + WIPHY_PR_ARG, NETDEV_PR_ARG, MAC_PR_ARG(bssid), + __entry->reason_code) +); + +TRACE_EVENT(rdev_disassoc, + TP_PROTO(struct wiphy *wiphy, struct net_device *netdev, + struct cfg80211_disassoc_request *req), + TP_ARGS(wiphy, netdev, req), + TP_STRUCT__entry( + WIPHY_ENTRY + NETDEV_ENTRY + MAC_ENTRY(bssid) + __field(u16, reason_code) + __field(bool, local_state_change) + ), + TP_fast_assign( + WIPHY_ASSIGN; + NETDEV_ASSIGN; + if (req->bss) + MAC_ASSIGN(bssid, req->bss->bssid); + else + memset(__entry->bssid, 0, ETH_ALEN); + __entry->reason_code = req->reason_code; + __entry->local_state_change = req->local_state_change; + ), + TP_printk(WIPHY_PR_FMT NETDEV_PR_FMT ", bssid: " MAC_PR_FMT + ", reason: %u, local state change: %s", + WIPHY_PR_ARG, NETDEV_PR_ARG, MAC_PR_ARG(bssid), + __entry->reason_code, + BOOL_TO_STR(__entry->local_state_change)) +); + +TRACE_EVENT(rdev_mgmt_tx_cancel_wait, + TP_PROTO(struct wiphy *wiphy, + struct wireless_dev *wdev, u64 cookie), + TP_ARGS(wiphy, wdev, cookie), + TP_STRUCT__entry( + WIPHY_ENTRY + WDEV_ENTRY + __field(u64, cookie) + ), + TP_fast_assign( + WIPHY_ASSIGN; + WDEV_ASSIGN; + __entry->cookie = cookie; + ), + TP_printk(WIPHY_PR_FMT WDEV_PR_FMT ", cookie: %llu ", + WIPHY_PR_ARG, WDEV_PR_ARG, __entry->cookie) +); + +TRACE_EVENT(rdev_set_power_mgmt, + TP_PROTO(struct wiphy *wiphy, struct net_device *netdev, + bool enabled, int timeout), + TP_ARGS(wiphy, netdev, enabled, timeout), + TP_STRUCT__entry( + WIPHY_ENTRY + NETDEV_ENTRY + __field(bool, enabled) + __field(int, timeout) + ), + TP_fast_assign( + WIPHY_ASSIGN; + NETDEV_ASSIGN; + __entry->enabled = enabled; + __entry->timeout = timeout; + ), + TP_printk(WIPHY_PR_FMT NETDEV_PR_FMT ", %senabled, timeout: %d ", + WIPHY_PR_ARG, NETDEV_PR_ARG, + __entry->enabled ? "" : "not ", __entry->timeout) +); + +TRACE_EVENT(rdev_connect, + TP_PROTO(struct wiphy *wiphy, struct net_device *netdev, + struct cfg80211_connect_params *sme), + TP_ARGS(wiphy, netdev, sme), + TP_STRUCT__entry( + WIPHY_ENTRY + NETDEV_ENTRY + MAC_ENTRY(bssid) + __array(char, ssid, IEEE80211_MAX_SSID_LEN + 1) + __field(enum nl80211_auth_type, auth_type) + __field(bool, privacy) + __field(u32, wpa_versions) + __field(u32, flags) + ), + TP_fast_assign( + WIPHY_ASSIGN; + NETDEV_ASSIGN; + MAC_ASSIGN(bssid, sme->bssid); + memset(__entry->ssid, 0, IEEE80211_MAX_SSID_LEN + 1); + memcpy(__entry->ssid, sme->ssid, sme->ssid_len); + __entry->auth_type = sme->auth_type; + __entry->privacy = sme->privacy; + __entry->wpa_versions = sme->crypto.wpa_versions; + __entry->flags = sme->flags; + ), + TP_printk(WIPHY_PR_FMT NETDEV_PR_FMT ", bssid: " MAC_PR_FMT + ", ssid: %s, auth type: %d, privacy: %s, wpa versions: %u, " + "flags: %u", + WIPHY_PR_ARG, NETDEV_PR_ARG, MAC_PR_ARG(bssid), __entry->ssid, + __entry->auth_type, BOOL_TO_STR(__entry->privacy), + __entry->wpa_versions, __entry->flags) +); + +TRACE_EVENT(rdev_set_cqm_rssi_config, + TP_PROTO(struct wiphy *wiphy, + struct net_device *netdev, s32 rssi_thold, + u32 rssi_hyst), + TP_ARGS(wiphy, netdev, rssi_thold, rssi_hyst), + TP_STRUCT__entry( + WIPHY_ENTRY + NETDEV_ENTRY + __field(s32, rssi_thold) + __field(u32, rssi_hyst) + ), + TP_fast_assign( + WIPHY_ASSIGN; + NETDEV_ASSIGN; + __entry->rssi_thold = rssi_thold; + __entry->rssi_hyst = rssi_hyst; + ), + TP_printk(WIPHY_PR_FMT NETDEV_PR_FMT + ", rssi_thold: %d, rssi_hyst: %u ", + WIPHY_PR_ARG, NETDEV_PR_ARG, + __entry->rssi_thold, __entry->rssi_hyst) +); + +TRACE_EVENT(rdev_set_cqm_txe_config, + TP_PROTO(struct wiphy *wiphy, struct net_device *netdev, u32 rate, + u32 pkts, u32 intvl), + TP_ARGS(wiphy, netdev, rate, pkts, intvl), + TP_STRUCT__entry( + WIPHY_ENTRY + NETDEV_ENTRY + __field(u32, rate) + __field(u32, pkts) + __field(u32, intvl) + ), + TP_fast_assign( + WIPHY_ASSIGN; + NETDEV_ASSIGN; + __entry->rate = rate; + __entry->pkts = pkts; + __entry->intvl = intvl; + ), + TP_printk(WIPHY_PR_FMT NETDEV_PR_FMT ", rate: %u, packets: %u, interval: %u", + WIPHY_PR_ARG, NETDEV_PR_ARG, __entry->rate, __entry->pkts, + __entry->intvl) +); + +TRACE_EVENT(rdev_disconnect, + TP_PROTO(struct wiphy *wiphy, struct net_device *netdev, + u16 reason_code), + TP_ARGS(wiphy, netdev, reason_code), + TP_STRUCT__entry( + WIPHY_ENTRY + NETDEV_ENTRY + __field(u16, reason_code) + ), + TP_fast_assign( + WIPHY_ASSIGN; + NETDEV_ASSIGN; + __entry->reason_code = reason_code; + ), + TP_printk(WIPHY_PR_FMT NETDEV_PR_FMT ", reason code: %u", WIPHY_PR_ARG, + NETDEV_PR_ARG, __entry->reason_code) +); + +TRACE_EVENT(rdev_join_ibss, + TP_PROTO(struct wiphy *wiphy, struct net_device *netdev, + struct cfg80211_ibss_params *params), + TP_ARGS(wiphy, netdev, params), + TP_STRUCT__entry( + WIPHY_ENTRY + NETDEV_ENTRY + MAC_ENTRY(bssid) + __array(char, ssid, IEEE80211_MAX_SSID_LEN + 1) + ), + TP_fast_assign( + WIPHY_ASSIGN; + NETDEV_ASSIGN; + MAC_ASSIGN(bssid, params->bssid); + memset(__entry->ssid, 0, IEEE80211_MAX_SSID_LEN + 1); + memcpy(__entry->ssid, params->ssid, params->ssid_len); + ), + TP_printk(WIPHY_PR_FMT NETDEV_PR_FMT ", bssid: " MAC_PR_FMT ", ssid: %s", + WIPHY_PR_ARG, NETDEV_PR_ARG, MAC_PR_ARG(bssid), __entry->ssid) +); + +TRACE_EVENT(rdev_set_wiphy_params, + TP_PROTO(struct wiphy *wiphy, u32 changed), + TP_ARGS(wiphy, changed), + TP_STRUCT__entry( + WIPHY_ENTRY + __field(u32, changed) + ), + TP_fast_assign( + WIPHY_ASSIGN; + __entry->changed = changed; + ), + TP_printk(WIPHY_PR_FMT ", changed: %u", + WIPHY_PR_ARG, __entry->changed) +); + +TRACE_EVENT(rdev_set_tx_power, + TP_PROTO(struct wiphy *wiphy, enum nl80211_tx_power_setting type, + int mbm), + TP_ARGS(wiphy, type, mbm), + TP_STRUCT__entry( + WIPHY_ENTRY + __field(enum nl80211_tx_power_setting, type) + __field(int, mbm) + ), + TP_fast_assign( + WIPHY_ASSIGN; + __entry->type = type; + __entry->mbm = mbm; + ), + TP_printk(WIPHY_PR_FMT ", type: %d, mbm: %d", + WIPHY_PR_ARG, __entry->type, __entry->mbm) +); + +TRACE_EVENT(rdev_return_int_int, + TP_PROTO(struct wiphy *wiphy, int func_ret, int func_fill), + TP_ARGS(wiphy, func_ret, func_fill), + TP_STRUCT__entry( + WIPHY_ENTRY + __field(int, func_ret) + __field(int, func_fill) + ), + TP_fast_assign( + WIPHY_ASSIGN; + __entry->func_ret = func_ret; + __entry->func_fill = func_fill; + ), + TP_printk(WIPHY_PR_FMT ", function returns: %d, function filled: %d", + WIPHY_PR_ARG, __entry->func_ret, __entry->func_fill) +); + +#ifdef CONFIG_NL80211_TESTMODE +TRACE_EVENT(rdev_testmode_cmd, + TP_PROTO(struct wiphy *wiphy), + TP_ARGS(wiphy), + TP_STRUCT__entry( + WIPHY_ENTRY + ), + TP_fast_assign( + WIPHY_ASSIGN; + ), + TP_printk(WIPHY_PR_FMT, WIPHY_PR_ARG) +); + +TRACE_EVENT(rdev_testmode_dump, + TP_PROTO(struct wiphy *wiphy), + TP_ARGS(wiphy), + TP_STRUCT__entry( + WIPHY_ENTRY + ), + TP_fast_assign( + WIPHY_ASSIGN; + ), + TP_printk(WIPHY_PR_FMT, WIPHY_PR_ARG) +); +#endif /* CONFIG_NL80211_TESTMODE */ + +TRACE_EVENT(rdev_set_bitrate_mask, + TP_PROTO(struct wiphy *wiphy, struct net_device *netdev, + const u8 *peer, const struct cfg80211_bitrate_mask *mask), + TP_ARGS(wiphy, netdev, peer, mask), + TP_STRUCT__entry( + WIPHY_ENTRY + NETDEV_ENTRY + MAC_ENTRY(peer) + ), + TP_fast_assign( + WIPHY_ASSIGN; + NETDEV_ASSIGN; + MAC_ASSIGN(peer, peer); + ), + TP_printk(WIPHY_PR_FMT NETDEV_PR_FMT ", peer: " MAC_PR_FMT, + WIPHY_PR_ARG, NETDEV_PR_ARG, MAC_PR_ARG(peer)) +); + +TRACE_EVENT(rdev_mgmt_frame_register, + TP_PROTO(struct wiphy *wiphy, struct wireless_dev *wdev, + u16 frame_type, bool reg), + TP_ARGS(wiphy, wdev, frame_type, reg), + TP_STRUCT__entry( + WIPHY_ENTRY + WDEV_ENTRY + __field(u16, frame_type) + __field(bool, reg) + ), + TP_fast_assign( + WIPHY_ASSIGN; + WDEV_ASSIGN; + __entry->frame_type = frame_type; + __entry->reg = reg; + ), + TP_printk(WIPHY_PR_FMT WDEV_PR_FMT ", frame_type: %u, reg: %s ", + WIPHY_PR_ARG, WDEV_PR_ARG, __entry->frame_type, + __entry->reg ? "true" : "false") +); + +TRACE_EVENT(rdev_return_int_tx_rx, + TP_PROTO(struct wiphy *wiphy, int ret, u32 tx, u32 rx), + TP_ARGS(wiphy, ret, tx, rx), + TP_STRUCT__entry( + WIPHY_ENTRY + __field(int, ret) + __field(u32, tx) + __field(u32, rx) + ), + TP_fast_assign( + WIPHY_ASSIGN; + __entry->ret = ret; + __entry->tx = tx; + __entry->rx = rx; + ), + TP_printk(WIPHY_PR_FMT ", returned %d, tx: %u, rx: %u", + WIPHY_PR_ARG, __entry->ret, __entry->tx, __entry->rx) +); + +TRACE_EVENT(rdev_return_void_tx_rx, + TP_PROTO(struct wiphy *wiphy, u32 tx, u32 tx_max, + u32 rx, u32 rx_max), + TP_ARGS(wiphy, tx, tx_max, rx, rx_max), + TP_STRUCT__entry( + WIPHY_ENTRY + __field(u32, tx) + __field(u32, tx_max) + __field(u32, rx) + __field(u32, rx_max) + ), + TP_fast_assign( + WIPHY_ASSIGN; + __entry->tx = tx; + __entry->tx_max = tx_max; + __entry->rx = rx; + __entry->rx_max = rx_max; + ), + TP_printk(WIPHY_PR_FMT ", tx: %u, tx_max: %u, rx: %u, rx_max: %u ", + WIPHY_PR_ARG, __entry->tx, __entry->tx_max, __entry->rx, + __entry->rx_max) +); + +DECLARE_EVENT_CLASS(tx_rx_evt, + TP_PROTO(struct wiphy *wiphy, u32 tx, u32 rx), + TP_ARGS(wiphy, rx, tx), + TP_STRUCT__entry( + WIPHY_ENTRY + __field(u32, tx) + __field(u32, rx) + ), + TP_fast_assign( + WIPHY_ASSIGN; + __entry->tx = tx; + __entry->rx = rx; + ), + TP_printk(WIPHY_PR_FMT ", tx: %u, rx: %u ", + WIPHY_PR_ARG, __entry->tx, __entry->rx) +); + +DEFINE_EVENT(tx_rx_evt, rdev_set_ringparam, + TP_PROTO(struct wiphy *wiphy, u32 tx, u32 rx), + TP_ARGS(wiphy, rx, tx) +); + +DEFINE_EVENT(tx_rx_evt, rdev_set_antenna, + TP_PROTO(struct wiphy *wiphy, u32 tx, u32 rx), + TP_ARGS(wiphy, rx, tx) +); + +TRACE_EVENT(rdev_sched_scan_start, + TP_PROTO(struct wiphy *wiphy, struct net_device *netdev, + struct cfg80211_sched_scan_request *request), + TP_ARGS(wiphy, netdev, request), + TP_STRUCT__entry( + WIPHY_ENTRY + NETDEV_ENTRY + ), + TP_fast_assign( + WIPHY_ASSIGN; + NETDEV_ASSIGN; + ), + TP_printk(WIPHY_PR_FMT NETDEV_PR_FMT, + WIPHY_PR_ARG, NETDEV_PR_ARG) +); + +TRACE_EVENT(rdev_tdls_mgmt, + TP_PROTO(struct wiphy *wiphy, struct net_device *netdev, + u8 *peer, u8 action_code, u8 dialog_token, + u16 status_code, const u8 *buf, size_t len), + TP_ARGS(wiphy, netdev, peer, action_code, dialog_token, status_code, + buf, len), + TP_STRUCT__entry( + WIPHY_ENTRY + NETDEV_ENTRY + MAC_ENTRY(peer) + __field(u8, action_code) + __field(u8, dialog_token) + __field(u16, status_code) + __dynamic_array(u8, buf, len) + ), + TP_fast_assign( + WIPHY_ASSIGN; + NETDEV_ASSIGN; + MAC_ASSIGN(peer, peer); + __entry->action_code = action_code; + __entry->dialog_token = dialog_token; + __entry->status_code = status_code; + memcpy(__get_dynamic_array(buf), buf, len); + ), + TP_printk(WIPHY_PR_FMT NETDEV_PR_FMT MAC_PR_FMT ", action_code: %u, " + "dialog_token: %u, status_code: %u, buf: %#.2x ", + WIPHY_PR_ARG, NETDEV_PR_ARG, MAC_PR_ARG(peer), + __entry->action_code, __entry->dialog_token, + __entry->status_code, ((u8 *)__get_dynamic_array(buf))[0]) +); + +TRACE_EVENT(rdev_dump_survey, + TP_PROTO(struct wiphy *wiphy, struct net_device *netdev, int idx), + TP_ARGS(wiphy, netdev, idx), + TP_STRUCT__entry( + WIPHY_ENTRY + NETDEV_ENTRY + __field(int, idx) + ), + TP_fast_assign( + WIPHY_ASSIGN; + NETDEV_ASSIGN; + __entry->idx = idx; + ), + TP_printk(WIPHY_PR_FMT NETDEV_PR_FMT ", index: %d", + WIPHY_PR_ARG, NETDEV_PR_ARG, __entry->idx) +); + +TRACE_EVENT(rdev_return_int_survey_info, + TP_PROTO(struct wiphy *wiphy, int ret, struct survey_info *info), + TP_ARGS(wiphy, ret, info), + TP_STRUCT__entry( + WIPHY_ENTRY + CHAN_ENTRY + __field(int, ret) + __field(u64, channel_time) + __field(u64, channel_time_busy) + __field(u64, channel_time_ext_busy) + __field(u64, channel_time_rx) + __field(u64, channel_time_tx) + __field(u32, filled) + __field(s8, noise) + ), + TP_fast_assign( + WIPHY_ASSIGN; + CHAN_ASSIGN(info->channel); + __entry->ret = ret; + __entry->channel_time = info->channel_time; + __entry->channel_time_busy = info->channel_time_busy; + __entry->channel_time_ext_busy = info->channel_time_ext_busy; + __entry->channel_time_rx = info->channel_time_rx; + __entry->channel_time_tx = info->channel_time_tx; + __entry->filled = info->filled; + __entry->noise = info->noise; + ), + TP_printk(WIPHY_PR_FMT ", returned: %d, " CHAN_PR_FMT + ", channel time: %llu, channel time busy: %llu, " + "channel time extension busy: %llu, channel time rx: %llu, " + "channel time tx: %llu, filled: %u, noise: %d", + WIPHY_PR_ARG, __entry->ret, CHAN_PR_ARG, + __entry->channel_time, __entry->channel_time_busy, + __entry->channel_time_ext_busy, __entry->channel_time_rx, + __entry->channel_time_tx, __entry->filled, __entry->noise) +); + +TRACE_EVENT(rdev_tdls_oper, + TP_PROTO(struct wiphy *wiphy, struct net_device *netdev, + u8 *peer, enum nl80211_tdls_operation oper), + TP_ARGS(wiphy, netdev, peer, oper), + TP_STRUCT__entry( + WIPHY_ENTRY + NETDEV_ENTRY + MAC_ENTRY(peer) + __field(enum nl80211_tdls_operation, oper) + ), + TP_fast_assign( + WIPHY_ASSIGN; + NETDEV_ASSIGN; + MAC_ASSIGN(peer, peer); + __entry->oper = oper; + ), + TP_printk(WIPHY_PR_FMT NETDEV_PR_FMT MAC_PR_FMT ", oper: %d", + WIPHY_PR_ARG, NETDEV_PR_ARG, MAC_PR_ARG(peer), __entry->oper) +); + +DECLARE_EVENT_CLASS(rdev_pmksa, + TP_PROTO(struct wiphy *wiphy, struct net_device *netdev, + struct cfg80211_pmksa *pmksa), + TP_ARGS(wiphy, netdev, pmksa), + TP_STRUCT__entry( + WIPHY_ENTRY + NETDEV_ENTRY + MAC_ENTRY(bssid) + ), + TP_fast_assign( + WIPHY_ASSIGN; + NETDEV_ASSIGN; + MAC_ASSIGN(bssid, pmksa->bssid); + ), + TP_printk(WIPHY_PR_FMT NETDEV_PR_FMT ", bssid: " MAC_PR_FMT, + WIPHY_PR_ARG, NETDEV_PR_ARG, MAC_PR_ARG(bssid)) +); + +TRACE_EVENT(rdev_probe_client, + TP_PROTO(struct wiphy *wiphy, struct net_device *netdev, + const u8 *peer), + TP_ARGS(wiphy, netdev, peer), + TP_STRUCT__entry( + WIPHY_ENTRY + NETDEV_ENTRY + MAC_ENTRY(peer) + ), + TP_fast_assign( + WIPHY_ASSIGN; + NETDEV_ASSIGN; + MAC_ASSIGN(peer, peer); + ), + TP_printk(WIPHY_PR_FMT NETDEV_PR_FMT MAC_PR_FMT, + WIPHY_PR_ARG, NETDEV_PR_ARG, MAC_PR_ARG(peer)) +); + +DEFINE_EVENT(rdev_pmksa, rdev_set_pmksa, + TP_PROTO(struct wiphy *wiphy, struct net_device *netdev, + struct cfg80211_pmksa *pmksa), + TP_ARGS(wiphy, netdev, pmksa) +); + +DEFINE_EVENT(rdev_pmksa, rdev_del_pmksa, + TP_PROTO(struct wiphy *wiphy, struct net_device *netdev, + struct cfg80211_pmksa *pmksa), + TP_ARGS(wiphy, netdev, pmksa) +); + +TRACE_EVENT(rdev_remain_on_channel, + TP_PROTO(struct wiphy *wiphy, struct wireless_dev *wdev, + struct ieee80211_channel *chan, + enum nl80211_channel_type channel_type, unsigned int duration), + TP_ARGS(wiphy, wdev, chan, channel_type, duration), + TP_STRUCT__entry( + WIPHY_ENTRY + WDEV_ENTRY + CHAN_ENTRY + __field(enum nl80211_channel_type, channel_type) + __field(unsigned int, duration) + ), + TP_fast_assign( + WIPHY_ASSIGN; + WDEV_ASSIGN; + CHAN_ASSIGN(chan); + __entry->channel_type = channel_type; + __entry->duration = duration; + ), + TP_printk(WIPHY_PR_FMT WDEV_PR_FMT CHAN_PR_FMT ", channel type: %d, duration: %u", + WIPHY_PR_ARG, WDEV_PR_ARG, CHAN_PR_ARG, __entry->channel_type, + __entry->duration) +); + +TRACE_EVENT(rdev_return_int_cookie, + TP_PROTO(struct wiphy *wiphy, int ret, u64 cookie), + TP_ARGS(wiphy, ret, cookie), + TP_STRUCT__entry( + WIPHY_ENTRY + __field(int, ret) + __field(u64, cookie) + ), + TP_fast_assign( + WIPHY_ASSIGN; + __entry->ret = ret; + __entry->cookie = cookie; + ), + TP_printk(WIPHY_PR_FMT ", returned %d, cookie: %llu", + WIPHY_PR_ARG, __entry->ret, __entry->cookie) +); + +TRACE_EVENT(rdev_cancel_remain_on_channel, + TP_PROTO(struct wiphy *wiphy, struct wireless_dev *wdev, u64 cookie), + TP_ARGS(wiphy, wdev, cookie), + TP_STRUCT__entry( + WIPHY_ENTRY + WDEV_ENTRY + __field(u64, cookie) + ), + TP_fast_assign( + WIPHY_ASSIGN; + WDEV_ASSIGN; + __entry->cookie = cookie; + ), + TP_printk(WIPHY_PR_FMT WDEV_PR_FMT ", cookie: %llu", + WIPHY_PR_ARG, WDEV_PR_ARG, __entry->cookie) +); + +TRACE_EVENT(rdev_mgmt_tx, + TP_PROTO(struct wiphy *wiphy, struct wireless_dev *wdev, + struct ieee80211_channel *chan, bool offchan, + enum nl80211_channel_type channel_type, + bool channel_type_valid, unsigned int wait, bool no_cck, + bool dont_wait_for_ack), + TP_ARGS(wiphy, wdev, chan, offchan, channel_type, channel_type_valid, + wait, no_cck, dont_wait_for_ack), + TP_STRUCT__entry( + WIPHY_ENTRY + WDEV_ENTRY + CHAN_ENTRY + __field(bool, offchan) + __field(enum nl80211_channel_type, channel_type) + __field(bool, channel_type_valid) + __field(unsigned int, wait) + __field(bool, no_cck) + __field(bool, dont_wait_for_ack) + ), + TP_fast_assign( + WIPHY_ASSIGN; + WDEV_ASSIGN; + CHAN_ASSIGN(chan); + __entry->offchan = offchan; + __entry->channel_type = channel_type; + __entry->channel_type_valid = channel_type_valid; + __entry->wait = wait; + __entry->no_cck = no_cck; + __entry->dont_wait_for_ack = dont_wait_for_ack; + ), + TP_printk(WIPHY_PR_FMT WDEV_PR_FMT CHAN_PR_FMT ", offchan: %s, " + "channel type: %d, channel type valid: %s, wait: %u, " + "no cck: %s, dont wait for ack: %s", + WIPHY_PR_ARG, WDEV_PR_ARG, CHAN_PR_ARG, + BOOL_TO_STR(__entry->offchan), __entry->channel_type, + BOOL_TO_STR(__entry->channel_type_valid), __entry->wait, + BOOL_TO_STR(__entry->no_cck), + BOOL_TO_STR(__entry->dont_wait_for_ack)) +); + +TRACE_EVENT(rdev_set_noack_map, + TP_PROTO(struct wiphy *wiphy, struct net_device *netdev, + u16 noack_map), + TP_ARGS(wiphy, netdev, noack_map), + TP_STRUCT__entry( + WIPHY_ENTRY + NETDEV_ENTRY + __field(u16, noack_map) + ), + TP_fast_assign( + WIPHY_ASSIGN; + NETDEV_ASSIGN; + __entry->noack_map = noack_map; + ), + TP_printk(WIPHY_PR_FMT NETDEV_PR_FMT ", noack_map: %u", + WIPHY_PR_ARG, NETDEV_PR_ARG, __entry->noack_map) +); + +TRACE_EVENT(rdev_get_et_sset_count, + TP_PROTO(struct wiphy *wiphy, struct net_device *netdev, int sset), + TP_ARGS(wiphy, netdev, sset), + TP_STRUCT__entry( + WIPHY_ENTRY + NETDEV_ENTRY + __field(int, sset) + ), + TP_fast_assign( + WIPHY_ASSIGN; + NETDEV_ASSIGN; + __entry->sset = sset; + ), + TP_printk(WIPHY_PR_FMT NETDEV_PR_FMT ", sset: %d", + WIPHY_PR_ARG, NETDEV_PR_ARG, __entry->sset) +); + +TRACE_EVENT(rdev_get_et_strings, + TP_PROTO(struct wiphy *wiphy, struct net_device *netdev, u32 sset), + TP_ARGS(wiphy, netdev, sset), + TP_STRUCT__entry( + WIPHY_ENTRY + NETDEV_ENTRY + __field(u32, sset) + ), + TP_fast_assign( + WIPHY_ASSIGN; + NETDEV_ASSIGN; + __entry->sset = sset; + ), + TP_printk(WIPHY_PR_FMT NETDEV_PR_FMT ", sset: %u", + WIPHY_PR_ARG, NETDEV_PR_ARG, __entry->sset) +); + +DEFINE_EVENT(wiphy_wdev_evt, rdev_get_channel, + TP_PROTO(struct wiphy *wiphy, struct wireless_dev *wdev), + TP_ARGS(wiphy, wdev) +); + +TRACE_EVENT(rdev_return_channel, + TP_PROTO(struct wiphy *wiphy, struct ieee80211_channel *chan, + enum nl80211_channel_type type), + TP_ARGS(wiphy, chan, type), + TP_STRUCT__entry( + WIPHY_ENTRY + CHAN_ENTRY + __field(enum nl80211_channel_type, type) + ), + TP_fast_assign( + WIPHY_ASSIGN; + CHAN_ASSIGN(chan); + __entry->type = type; + ), + TP_printk(WIPHY_PR_FMT CHAN_PR_FMT ", channel type: %d", + WIPHY_PR_ARG, CHAN_PR_ARG, __entry->type) +); + +#endif /* !__RDEV_OPS_TRACE || TRACE_HEADER_MULTI_READ */ + +#undef TRACE_INCLUDE_PATH +#define TRACE_INCLUDE_PATH . +#undef TRACE_INCLUDE_FILE +#define TRACE_INCLUDE_FILE trace +#include -- cgit v0.10.2 From 4ee3e063f10acf6fd17c0ee6f1d0a95726e74cb2 Mon Sep 17 00:00:00 2001 From: Beni Lev Date: Mon, 27 Aug 2012 12:49:39 +0300 Subject: cfg80211: add cfg80211 exported function tracing Also add tracing to the API functions that drivers (and mac80211) can call in cfg80211. Signed-off-by: Beni Lev Reviewed-by: Emmanuel Grumbach Reviewed-by: Johannes Berg Signed-off-by: Johannes Berg diff --git a/net/wireless/chan.c b/net/wireless/chan.c index 71c3625..48febd2 100644 --- a/net/wireless/chan.c +++ b/net/wireless/chan.c @@ -53,6 +53,8 @@ bool cfg80211_can_beacon_sec_chan(struct wiphy *wiphy, struct ieee80211_channel *sec_chan; int diff; + trace_cfg80211_can_beacon_sec_chan(wiphy, chan, channel_type); + switch (channel_type) { case NL80211_CHAN_HT40PLUS: diff = 20; @@ -61,20 +63,25 @@ bool cfg80211_can_beacon_sec_chan(struct wiphy *wiphy, diff = -20; break; default: + trace_cfg80211_return_bool(true); return true; } sec_chan = ieee80211_get_channel(wiphy, chan->center_freq + diff); - if (!sec_chan) + if (!sec_chan) { + trace_cfg80211_return_bool(false); return false; + } /* we'll need a DFS capability later */ if (sec_chan->flags & (IEEE80211_CHAN_DISABLED | IEEE80211_CHAN_PASSIVE_SCAN | IEEE80211_CHAN_NO_IBSS | - IEEE80211_CHAN_RADAR)) + IEEE80211_CHAN_RADAR)) { + trace_cfg80211_return_bool(false); return false; - + } + trace_cfg80211_return_bool(true); return true; } EXPORT_SYMBOL(cfg80211_can_beacon_sec_chan); diff --git a/net/wireless/ibss.c b/net/wireless/ibss.c index 7fda94f..27941d5 100644 --- a/net/wireless/ibss.c +++ b/net/wireless/ibss.c @@ -62,6 +62,8 @@ void cfg80211_ibss_joined(struct net_device *dev, const u8 *bssid, gfp_t gfp) struct cfg80211_event *ev; unsigned long flags; + trace_cfg80211_ibss_joined(dev, bssid); + CFG80211_DEV_WARN_ON(wdev->sme_state != CFG80211_SME_CONNECTING); ev = kzalloc(sizeof(*ev), gfp); diff --git a/net/wireless/mesh.c b/net/wireless/mesh.c index a18bb34..966cfc4 100644 --- a/net/wireless/mesh.c +++ b/net/wireless/mesh.c @@ -242,6 +242,7 @@ void cfg80211_notify_new_peer_candidate(struct net_device *dev, { struct wireless_dev *wdev = dev->ieee80211_ptr; + trace_cfg80211_notify_new_peer_candidate(dev, macaddr); if (WARN_ON(wdev->iftype != NL80211_IFTYPE_MESH_POINT)) return; diff --git a/net/wireless/mlme.c b/net/wireless/mlme.c index 2a74395..46aeafc 100644 --- a/net/wireless/mlme.c +++ b/net/wireless/mlme.c @@ -24,6 +24,7 @@ void cfg80211_send_rx_auth(struct net_device *dev, const u8 *buf, size_t len) struct wiphy *wiphy = wdev->wiphy; struct cfg80211_registered_device *rdev = wiphy_to_dev(wiphy); + trace_cfg80211_send_rx_auth(dev); wdev_lock(wdev); nl80211_send_rx_auth(rdev, dev, buf, len, GFP_KERNEL); @@ -44,6 +45,7 @@ void cfg80211_send_rx_assoc(struct net_device *dev, struct cfg80211_bss *bss, u8 *ie = mgmt->u.assoc_resp.variable; int ieoffs = offsetof(struct ieee80211_mgmt, u.assoc_resp.variable); + trace_cfg80211_send_rx_assoc(dev, bss); wdev_lock(wdev); status_code = le16_to_cpu(mgmt->u.assoc_resp.status_code); @@ -100,6 +102,7 @@ void __cfg80211_send_deauth(struct net_device *dev, const u8 *bssid = mgmt->bssid; bool was_current = false; + trace___cfg80211_send_deauth(dev); ASSERT_WDEV_LOCK(wdev); if (wdev->current_bss && @@ -149,6 +152,7 @@ void __cfg80211_send_disassoc(struct net_device *dev, u16 reason_code; bool from_ap; + trace___cfg80211_send_disassoc(dev); ASSERT_WDEV_LOCK(wdev); nl80211_send_disassoc(rdev, dev, buf, len, GFP_KERNEL); @@ -190,6 +194,7 @@ void cfg80211_send_unprot_deauth(struct net_device *dev, const u8 *buf, struct wiphy *wiphy = wdev->wiphy; struct cfg80211_registered_device *rdev = wiphy_to_dev(wiphy); + trace_cfg80211_send_unprot_deauth(dev); nl80211_send_unprot_deauth(rdev, dev, buf, len, GFP_ATOMIC); } EXPORT_SYMBOL(cfg80211_send_unprot_deauth); @@ -201,6 +206,7 @@ void cfg80211_send_unprot_disassoc(struct net_device *dev, const u8 *buf, struct wiphy *wiphy = wdev->wiphy; struct cfg80211_registered_device *rdev = wiphy_to_dev(wiphy); + trace_cfg80211_send_unprot_disassoc(dev); nl80211_send_unprot_disassoc(rdev, dev, buf, len, GFP_ATOMIC); } EXPORT_SYMBOL(cfg80211_send_unprot_disassoc); @@ -211,6 +217,7 @@ void cfg80211_send_auth_timeout(struct net_device *dev, const u8 *addr) struct wiphy *wiphy = wdev->wiphy; struct cfg80211_registered_device *rdev = wiphy_to_dev(wiphy); + trace_cfg80211_send_auth_timeout(dev, addr); wdev_lock(wdev); nl80211_send_auth_timeout(rdev, dev, addr, GFP_KERNEL); @@ -229,6 +236,7 @@ void cfg80211_send_assoc_timeout(struct net_device *dev, const u8 *addr) struct wiphy *wiphy = wdev->wiphy; struct cfg80211_registered_device *rdev = wiphy_to_dev(wiphy); + trace_cfg80211_send_assoc_timeout(dev, addr); wdev_lock(wdev); nl80211_send_assoc_timeout(rdev, dev, addr, GFP_KERNEL); @@ -263,6 +271,7 @@ void cfg80211_michael_mic_failure(struct net_device *dev, const u8 *addr, } #endif + trace_cfg80211_michael_mic_failure(dev, addr, key_type, key_id, tsc); nl80211_michael_mic_failure(rdev, dev, addr, key_type, key_id, tsc, gfp); } EXPORT_SYMBOL(cfg80211_michael_mic_failure); @@ -582,6 +591,8 @@ void cfg80211_ready_on_channel(struct wireless_dev *wdev, u64 cookie, struct wiphy *wiphy = wdev->wiphy; struct cfg80211_registered_device *rdev = wiphy_to_dev(wiphy); + trace_cfg80211_ready_on_channel(wdev, cookie, chan, channel_type, + duration); nl80211_send_remain_on_channel(rdev, wdev, cookie, chan, channel_type, duration, gfp); } @@ -595,6 +606,8 @@ void cfg80211_remain_on_channel_expired(struct wireless_dev *wdev, u64 cookie, struct wiphy *wiphy = wdev->wiphy; struct cfg80211_registered_device *rdev = wiphy_to_dev(wiphy); + trace_cfg80211_ready_on_channel_expired(wdev, cookie, chan, + channel_type); nl80211_send_remain_on_channel_cancel(rdev, wdev, cookie, chan, channel_type, gfp); } @@ -606,6 +619,7 @@ void cfg80211_new_sta(struct net_device *dev, const u8 *mac_addr, struct wiphy *wiphy = dev->ieee80211_ptr->wiphy; struct cfg80211_registered_device *rdev = wiphy_to_dev(wiphy); + trace_cfg80211_new_sta(dev, mac_addr, sinfo); nl80211_send_sta_event(rdev, dev, mac_addr, sinfo, gfp); } EXPORT_SYMBOL(cfg80211_new_sta); @@ -615,6 +629,7 @@ void cfg80211_del_sta(struct net_device *dev, const u8 *mac_addr, gfp_t gfp) struct wiphy *wiphy = dev->ieee80211_ptr->wiphy; struct cfg80211_registered_device *rdev = wiphy_to_dev(wiphy); + trace_cfg80211_del_sta(dev, mac_addr); nl80211_send_sta_del_event(rdev, dev, mac_addr, gfp); } EXPORT_SYMBOL(cfg80211_del_sta); @@ -867,10 +882,13 @@ bool cfg80211_rx_mgmt(struct wireless_dev *wdev, int freq, int sig_mbm, cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE); u16 stype; + trace_cfg80211_rx_mgmt(wdev, freq, sig_mbm); stype = (le16_to_cpu(mgmt->frame_control) & IEEE80211_FCTL_STYPE) >> 4; - if (!(stypes->rx & BIT(stype))) + if (!(stypes->rx & BIT(stype))) { + trace_cfg80211_return_bool(false); return false; + } data = buf + ieee80211_hdrlen(mgmt->frame_control); data_len = len - ieee80211_hdrlen(mgmt->frame_control); @@ -901,6 +919,7 @@ bool cfg80211_rx_mgmt(struct wireless_dev *wdev, int freq, int sig_mbm, spin_unlock_bh(&wdev->mgmt_registrations_lock); + trace_cfg80211_return_bool(result); return result; } EXPORT_SYMBOL(cfg80211_rx_mgmt); @@ -911,6 +930,8 @@ void cfg80211_mgmt_tx_status(struct wireless_dev *wdev, u64 cookie, struct wiphy *wiphy = wdev->wiphy; struct cfg80211_registered_device *rdev = wiphy_to_dev(wiphy); + trace_cfg80211_mgmt_tx_status(wdev, cookie, ack); + /* Indicate TX status of the Action frame to user space */ nl80211_send_mgmt_tx_status(rdev, wdev, cookie, buf, len, ack, gfp); } @@ -924,6 +945,8 @@ void cfg80211_cqm_rssi_notify(struct net_device *dev, struct wiphy *wiphy = wdev->wiphy; struct cfg80211_registered_device *rdev = wiphy_to_dev(wiphy); + trace_cfg80211_cqm_rssi_notify(dev, rssi_event); + /* Indicate roaming trigger event to user space */ nl80211_send_cqm_rssi_notify(rdev, dev, rssi_event, gfp); } @@ -936,6 +959,8 @@ void cfg80211_cqm_pktloss_notify(struct net_device *dev, struct wiphy *wiphy = wdev->wiphy; struct cfg80211_registered_device *rdev = wiphy_to_dev(wiphy); + trace_cfg80211_cqm_pktloss_notify(dev, peer, num_packets); + /* Indicate roaming trigger event to user space */ nl80211_send_cqm_pktloss_notify(rdev, dev, peer, num_packets, gfp); } @@ -961,6 +986,7 @@ void cfg80211_gtk_rekey_notify(struct net_device *dev, const u8 *bssid, struct wiphy *wiphy = wdev->wiphy; struct cfg80211_registered_device *rdev = wiphy_to_dev(wiphy); + trace_cfg80211_gtk_rekey_notify(dev, bssid); nl80211_gtk_rekey_notify(rdev, dev, bssid, replay_ctr, gfp); } EXPORT_SYMBOL(cfg80211_gtk_rekey_notify); @@ -972,6 +998,7 @@ void cfg80211_pmksa_candidate_notify(struct net_device *dev, int index, struct wiphy *wiphy = wdev->wiphy; struct cfg80211_registered_device *rdev = wiphy_to_dev(wiphy); + trace_cfg80211_pmksa_candidate_notify(dev, index, bssid, preauth); nl80211_pmksa_candidate_notify(rdev, dev, index, bssid, preauth, gfp); } EXPORT_SYMBOL(cfg80211_pmksa_candidate_notify); @@ -984,6 +1011,8 @@ void cfg80211_ch_switch_notify(struct net_device *dev, int freq, struct cfg80211_registered_device *rdev = wiphy_to_dev(wiphy); struct ieee80211_channel *chan; + trace_cfg80211_ch_switch_notify(dev, freq, type); + wdev_lock(wdev); if (WARN_ON(wdev->iftype != NL80211_IFTYPE_AP && @@ -1006,12 +1035,18 @@ bool cfg80211_rx_spurious_frame(struct net_device *dev, const u8 *addr, gfp_t gfp) { struct wireless_dev *wdev = dev->ieee80211_ptr; + bool ret; + + trace_cfg80211_rx_spurious_frame(dev, addr); if (WARN_ON(wdev->iftype != NL80211_IFTYPE_AP && - wdev->iftype != NL80211_IFTYPE_P2P_GO)) + wdev->iftype != NL80211_IFTYPE_P2P_GO)) { + trace_cfg80211_return_bool(false); return false; - - return nl80211_unexpected_frame(dev, addr, gfp); + } + ret = nl80211_unexpected_frame(dev, addr, gfp); + trace_cfg80211_return_bool(ret); + return ret; } EXPORT_SYMBOL(cfg80211_rx_spurious_frame); @@ -1019,12 +1054,18 @@ bool cfg80211_rx_unexpected_4addr_frame(struct net_device *dev, const u8 *addr, gfp_t gfp) { struct wireless_dev *wdev = dev->ieee80211_ptr; + bool ret; + + trace_cfg80211_rx_unexpected_4addr_frame(dev, addr); if (WARN_ON(wdev->iftype != NL80211_IFTYPE_AP && wdev->iftype != NL80211_IFTYPE_P2P_GO && - wdev->iftype != NL80211_IFTYPE_AP_VLAN)) + wdev->iftype != NL80211_IFTYPE_AP_VLAN)) { + trace_cfg80211_return_bool(false); return false; - - return nl80211_unexpected_4addr_frame(dev, addr, gfp); + } + ret = nl80211_unexpected_4addr_frame(dev, addr, gfp); + trace_cfg80211_return_bool(ret); + return ret; } EXPORT_SYMBOL(cfg80211_rx_unexpected_4addr_frame); diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c index e26f745..5d3167d 100644 --- a/net/wireless/nl80211.c +++ b/net/wireless/nl80211.c @@ -8876,7 +8876,10 @@ void cfg80211_probe_status(struct net_device *dev, const u8 *addr, void *hdr; int err; + trace_cfg80211_probe_status(dev, addr, cookie, acked); + msg = nlmsg_new(NLMSG_DEFAULT_SIZE, gfp); + if (!msg) return; @@ -8918,6 +8921,8 @@ void cfg80211_report_obss_beacon(struct wiphy *wiphy, void *hdr; u32 nlportid = ACCESS_ONCE(rdev->ap_beacons_nlportid); + trace_cfg80211_report_obss_beacon(wiphy, frame, len, freq, sig_dbm); + if (!nlportid) return; diff --git a/net/wireless/scan.c b/net/wireless/scan.c index a957077..7f97a08 100644 --- a/net/wireless/scan.c +++ b/net/wireless/scan.c @@ -145,6 +145,7 @@ void __cfg80211_scan_done(struct work_struct *wk) void cfg80211_scan_done(struct cfg80211_scan_request *request, bool aborted) { + trace_cfg80211_scan_done(request, aborted); WARN_ON(request != wiphy_to_dev(request->wiphy)->scan_req); request->aborted = aborted; @@ -182,6 +183,7 @@ void __cfg80211_sched_scan_results(struct work_struct *wk) void cfg80211_sched_scan_results(struct wiphy *wiphy) { + trace_cfg80211_sched_scan_results(wiphy); /* ignore if we're not scanning */ if (wiphy_to_dev(wiphy)->sched_scan_req) queue_work(cfg80211_wq, @@ -193,6 +195,8 @@ void cfg80211_sched_scan_stopped(struct wiphy *wiphy) { struct cfg80211_registered_device *rdev = wiphy_to_dev(wiphy); + trace_cfg80211_sched_scan_stopped(wiphy); + mutex_lock(&rdev->sched_scan_mtx); __cfg80211_stop_sched_scan(rdev, true); mutex_unlock(&rdev->sched_scan_mtx); @@ -485,6 +489,9 @@ struct cfg80211_bss *cfg80211_get_bss(struct wiphy *wiphy, struct cfg80211_internal_bss *bss, *res = NULL; unsigned long now = jiffies; + trace_cfg80211_get_bss(wiphy, channel, bssid, ssid, ssid_len, capa_mask, + capa_val); + spin_lock_bh(&dev->bss_lock); list_for_each_entry(bss, &dev->bss_list, list) { @@ -506,6 +513,7 @@ struct cfg80211_bss *cfg80211_get_bss(struct wiphy *wiphy, spin_unlock_bh(&dev->bss_lock); if (!res) return NULL; + trace_cfg80211_return_bss(&res->pub); return &res->pub; } EXPORT_SYMBOL(cfg80211_get_bss); @@ -818,6 +826,7 @@ cfg80211_inform_bss(struct wiphy *wiphy, if (res->pub.capability & WLAN_CAPABILITY_ESS) regulatory_hint_found_beacon(wiphy, channel, gfp); + trace_cfg80211_return_bss(&res->pub); /* cfg80211_bss_update gives us a referenced result */ return &res->pub; } @@ -830,10 +839,13 @@ cfg80211_inform_bss_frame(struct wiphy *wiphy, s32 signal, gfp_t gfp) { struct cfg80211_internal_bss *res; + size_t ielen = len - offsetof(struct ieee80211_mgmt, u.probe_resp.variable); size_t privsz; + trace_cfg80211_inform_bss_frame(wiphy, channel, mgmt, len, signal); + if (WARN_ON(!mgmt)) return NULL; @@ -887,6 +899,7 @@ cfg80211_inform_bss_frame(struct wiphy *wiphy, if (res->pub.capability & WLAN_CAPABILITY_ESS) regulatory_hint_found_beacon(wiphy, channel, gfp); + trace_cfg80211_return_bss(&res->pub); /* cfg80211_bss_update gives us a referenced result */ return &res->pub; } diff --git a/net/wireless/trace.h b/net/wireless/trace.h index 0940e91..857734c 100644 --- a/net/wireless/trace.h +++ b/net/wireless/trace.h @@ -1741,6 +1741,542 @@ TRACE_EVENT(rdev_return_channel, WIPHY_PR_ARG, CHAN_PR_ARG, __entry->type) ); +/************************************************************* + * cfg80211 exported functions traces * + *************************************************************/ + +TRACE_EVENT(cfg80211_return_bool, + TP_PROTO(bool ret), + TP_ARGS(ret), + TP_STRUCT__entry( + __field(bool, ret) + ), + TP_fast_assign( + __entry->ret = ret; + ), + TP_printk("returned %s", BOOL_TO_STR(__entry->ret)) +); + +DECLARE_EVENT_CLASS(cfg80211_netdev_mac_evt, + TP_PROTO(struct net_device *netdev, const u8 *macaddr), + TP_ARGS(netdev, macaddr), + TP_STRUCT__entry( + NETDEV_ENTRY + MAC_ENTRY(macaddr) + ), + TP_fast_assign( + NETDEV_ASSIGN; + MAC_ASSIGN(macaddr, macaddr); + ), + TP_printk(NETDEV_PR_FMT ", mac: " MAC_PR_FMT, + NETDEV_PR_ARG, MAC_PR_ARG(macaddr)) +); + +DEFINE_EVENT(cfg80211_netdev_mac_evt, cfg80211_notify_new_peer_candidate, + TP_PROTO(struct net_device *netdev, const u8 *macaddr), + TP_ARGS(netdev, macaddr) +); + +DECLARE_EVENT_CLASS(netdev_evt_only, + TP_PROTO(struct net_device *netdev), + TP_ARGS(netdev), + TP_STRUCT__entry( + NETDEV_ENTRY + ), + TP_fast_assign( + NETDEV_ASSIGN; + ), + TP_printk(NETDEV_PR_FMT , NETDEV_PR_ARG) +); + +DEFINE_EVENT(netdev_evt_only, cfg80211_send_rx_auth, + TP_PROTO(struct net_device *netdev), + TP_ARGS(netdev) +); + +TRACE_EVENT(cfg80211_send_rx_assoc, + TP_PROTO(struct net_device *netdev, struct cfg80211_bss *bss), + TP_ARGS(netdev, bss), + TP_STRUCT__entry( + NETDEV_ENTRY + MAC_ENTRY(bssid) + CHAN_ENTRY + ), + TP_fast_assign( + NETDEV_ASSIGN; + MAC_ASSIGN(bssid, bss->bssid); + CHAN_ASSIGN(bss->channel); + ), + TP_printk(NETDEV_PR_FMT MAC_PR_FMT CHAN_PR_FMT, + NETDEV_PR_ARG, MAC_PR_ARG(bssid), CHAN_PR_ARG) +); + +DEFINE_EVENT(netdev_evt_only, __cfg80211_send_deauth, + TP_PROTO(struct net_device *netdev), + TP_ARGS(netdev) +); + +DEFINE_EVENT(netdev_evt_only, __cfg80211_send_disassoc, + TP_PROTO(struct net_device *netdev), + TP_ARGS(netdev) +); + +DEFINE_EVENT(netdev_evt_only, cfg80211_send_unprot_deauth, + TP_PROTO(struct net_device *netdev), + TP_ARGS(netdev) +); + +DEFINE_EVENT(netdev_evt_only, cfg80211_send_unprot_disassoc, + TP_PROTO(struct net_device *netdev), + TP_ARGS(netdev) +); + +DECLARE_EVENT_CLASS(netdev_mac_evt, + TP_PROTO(struct net_device *netdev, const u8 *mac), + TP_ARGS(netdev, mac), + TP_STRUCT__entry( + NETDEV_ENTRY + MAC_ENTRY(mac) + ), + TP_fast_assign( + NETDEV_ASSIGN; + MAC_ASSIGN(mac, mac) + ), + TP_printk(NETDEV_PR_FMT ", mac: " MAC_PR_FMT, + NETDEV_PR_ARG, MAC_PR_ARG(mac)) +); + +DEFINE_EVENT(netdev_mac_evt, cfg80211_send_auth_timeout, + TP_PROTO(struct net_device *netdev, const u8 *mac), + TP_ARGS(netdev, mac) +); + +DEFINE_EVENT(netdev_mac_evt, cfg80211_send_assoc_timeout, + TP_PROTO(struct net_device *netdev, const u8 *mac), + TP_ARGS(netdev, mac) +); + +TRACE_EVENT(cfg80211_michael_mic_failure, + TP_PROTO(struct net_device *netdev, const u8 *addr, + enum nl80211_key_type key_type, int key_id, const u8 *tsc), + TP_ARGS(netdev, addr, key_type, key_id, tsc), + TP_STRUCT__entry( + NETDEV_ENTRY + MAC_ENTRY(addr) + __field(enum nl80211_key_type, key_type) + __field(int, key_id) + __array(u8, tsc, 6) + ), + TP_fast_assign( + NETDEV_ASSIGN; + MAC_ASSIGN(addr, addr); + __entry->key_type = key_type; + __entry->key_id = key_id; + memcpy(__entry->tsc, tsc, 6); + ), + TP_printk(NETDEV_PR_FMT MAC_PR_FMT ", key type: %d, key id: %d, tsc: %pm", + NETDEV_PR_ARG, MAC_PR_ARG(addr), __entry->key_type, + __entry->key_id, __entry->tsc) +); + +TRACE_EVENT(cfg80211_ready_on_channel, + TP_PROTO(struct wireless_dev *wdev, u64 cookie, + struct ieee80211_channel *chan, + enum nl80211_channel_type channel_type, unsigned int duration), + TP_ARGS(wdev, cookie, chan, channel_type, duration), + TP_STRUCT__entry( + WDEV_ENTRY + __field(u64, cookie) + CHAN_ENTRY + __field(enum nl80211_channel_type, channel_type) + __field(unsigned int, duration) + ), + TP_fast_assign( + WDEV_ASSIGN; + __entry->cookie = cookie; + CHAN_ASSIGN(chan); + __entry->channel_type = channel_type; + __entry->duration = duration; + ), + TP_printk(WDEV_PR_FMT ", cookie: %llu, " CHAN_PR_FMT ", channel type: %d, duration: %u", + WDEV_PR_ARG, __entry->cookie, CHAN_PR_ARG, + __entry->channel_type, __entry->duration) +); + +TRACE_EVENT(cfg80211_ready_on_channel_expired, + TP_PROTO(struct wireless_dev *wdev, u64 cookie, + struct ieee80211_channel *chan, + enum nl80211_channel_type channel_type), + TP_ARGS(wdev, cookie, chan, channel_type), + TP_STRUCT__entry( + WDEV_ENTRY + __field(u64, cookie) + CHAN_ENTRY + __field(enum nl80211_channel_type, channel_type) + ), + TP_fast_assign( + WDEV_ASSIGN; + __entry->cookie = cookie; + CHAN_ASSIGN(chan); + __entry->channel_type = channel_type; + ), + TP_printk(WDEV_PR_FMT ", cookie: %llu, " CHAN_PR_FMT ", channel type: %d", + WDEV_PR_ARG, __entry->cookie, CHAN_PR_ARG, + __entry->channel_type) +); + +TRACE_EVENT(cfg80211_new_sta, + TP_PROTO(struct net_device *netdev, const u8 *mac_addr, + struct station_info *sinfo), + TP_ARGS(netdev, mac_addr, sinfo), + TP_STRUCT__entry( + NETDEV_ENTRY + MAC_ENTRY(mac_addr) + SINFO_ENTRY + ), + TP_fast_assign( + NETDEV_ASSIGN; + MAC_ASSIGN(mac_addr, mac_addr); + SINFO_ASSIGN; + ), + TP_printk(NETDEV_PR_FMT MAC_PR_FMT, + NETDEV_PR_ARG, MAC_PR_ARG(mac_addr)) +); + +DEFINE_EVENT(cfg80211_netdev_mac_evt, cfg80211_del_sta, + TP_PROTO(struct net_device *netdev, const u8 *macaddr), + TP_ARGS(netdev, macaddr) +); + +TRACE_EVENT(cfg80211_rx_mgmt, + TP_PROTO(struct wireless_dev *wdev, int freq, int sig_mbm), + TP_ARGS(wdev, freq, sig_mbm), + TP_STRUCT__entry( + WDEV_ENTRY + __field(int, freq) + __field(int, sig_mbm) + ), + TP_fast_assign( + WDEV_ASSIGN; + __entry->freq = freq; + __entry->sig_mbm = sig_mbm; + ), + TP_printk(WDEV_PR_FMT ", freq: %d, sig mbm: %d", + WDEV_PR_ARG, __entry->freq, __entry->sig_mbm) +); + +TRACE_EVENT(cfg80211_mgmt_tx_status, + TP_PROTO(struct wireless_dev *wdev, u64 cookie, bool ack), + TP_ARGS(wdev, cookie, ack), + TP_STRUCT__entry( + WDEV_ENTRY + __field(u64, cookie) + __field(bool, ack) + ), + TP_fast_assign( + WDEV_ASSIGN; + __entry->cookie = cookie; + __entry->ack = ack; + ), + TP_printk(WDEV_PR_FMT", cookie: %llu, ack: %s", + WDEV_PR_ARG, __entry->cookie, BOOL_TO_STR(__entry->ack)) +); + +TRACE_EVENT(cfg80211_cqm_rssi_notify, + TP_PROTO(struct net_device *netdev, + enum nl80211_cqm_rssi_threshold_event rssi_event), + TP_ARGS(netdev, rssi_event), + TP_STRUCT__entry( + NETDEV_ENTRY + __field(enum nl80211_cqm_rssi_threshold_event, rssi_event) + ), + TP_fast_assign( + NETDEV_ASSIGN; + __entry->rssi_event = rssi_event; + ), + TP_printk(NETDEV_PR_FMT ", rssi event: %d", + NETDEV_PR_ARG, __entry->rssi_event) +); + +TRACE_EVENT(cfg80211_can_beacon_sec_chan, + TP_PROTO(struct wiphy *wiphy, struct ieee80211_channel *channel, + enum nl80211_channel_type channel_type), + TP_ARGS(wiphy, channel, channel_type), + TP_STRUCT__entry( + WIPHY_ENTRY + CHAN_ENTRY + __field(enum nl80211_channel_type, channel_type) + ), + TP_fast_assign( + WIPHY_ASSIGN; + CHAN_ASSIGN(channel); + __entry->channel_type = channel_type; + ), + TP_printk(WIPHY_PR_FMT CHAN_PR_FMT ", channel_type: %d", + WIPHY_PR_ARG, CHAN_PR_ARG, __entry->channel_type) +); + +TRACE_EVENT(cfg80211_ch_switch_notify, + TP_PROTO(struct net_device *netdev, int freq, + enum nl80211_channel_type type), + TP_ARGS(netdev, freq, type), + TP_STRUCT__entry( + NETDEV_ENTRY + __field(int, freq) + __field(enum nl80211_channel_type, type) + ), + TP_fast_assign( + NETDEV_ASSIGN; + __entry->freq = freq; + __entry->type = type; + ), + TP_printk(NETDEV_PR_FMT ", freq: %d, type: %d", NETDEV_PR_ARG, + __entry->freq, __entry->type) +); + +DECLARE_EVENT_CLASS(cfg80211_rx_evt, + TP_PROTO(struct net_device *netdev, const u8 *addr), + TP_ARGS(netdev, addr), + TP_STRUCT__entry( + NETDEV_ENTRY + MAC_ENTRY(addr) + ), + TP_fast_assign( + NETDEV_ASSIGN; + MAC_ASSIGN(addr, addr); + ), + TP_printk(NETDEV_PR_FMT MAC_PR_FMT, NETDEV_PR_ARG, MAC_PR_ARG(addr)) +); + +DEFINE_EVENT(cfg80211_rx_evt, cfg80211_ibss_joined, + TP_PROTO(struct net_device *netdev, const u8 *addr), + TP_ARGS(netdev, addr) +); + +DEFINE_EVENT(cfg80211_rx_evt, cfg80211_rx_spurious_frame, + TP_PROTO(struct net_device *netdev, const u8 *addr), + TP_ARGS(netdev, addr) +); + +DEFINE_EVENT(cfg80211_rx_evt, cfg80211_rx_unexpected_4addr_frame, + TP_PROTO(struct net_device *netdev, const u8 *addr), + TP_ARGS(netdev, addr) +); + +TRACE_EVENT(cfg80211_probe_status, + TP_PROTO(struct net_device *netdev, const u8 *addr, u64 cookie, + bool acked), + TP_ARGS(netdev, addr, cookie, acked), + TP_STRUCT__entry( + NETDEV_ENTRY + MAC_ENTRY(addr) + __field(u64, cookie) + __field(bool, acked) + ), + TP_fast_assign( + NETDEV_ASSIGN; + MAC_ASSIGN(addr, addr); + __entry->cookie = cookie; + __entry->acked = acked; + ), + TP_printk(NETDEV_PR_FMT MAC_PR_FMT ", cookie: %llu, acked: %s", + NETDEV_PR_ARG, MAC_PR_ARG(addr), __entry->cookie, + BOOL_TO_STR(__entry->acked)) +); + +TRACE_EVENT(cfg80211_cqm_pktloss_notify, + TP_PROTO(struct net_device *netdev, const u8 *peer, u32 num_packets), + TP_ARGS(netdev, peer, num_packets), + TP_STRUCT__entry( + NETDEV_ENTRY + MAC_ENTRY(peer) + __field(u32, num_packets) + ), + TP_fast_assign( + NETDEV_ASSIGN; + MAC_ASSIGN(peer, peer); + __entry->num_packets = num_packets; + ), + TP_printk(NETDEV_PR_FMT ", peer: " MAC_PR_FMT ", num of lost packets: %u", + NETDEV_PR_ARG, MAC_PR_ARG(peer), __entry->num_packets) +); + +DEFINE_EVENT(cfg80211_netdev_mac_evt, cfg80211_gtk_rekey_notify, + TP_PROTO(struct net_device *netdev, const u8 *macaddr), + TP_ARGS(netdev, macaddr) +); + +TRACE_EVENT(cfg80211_pmksa_candidate_notify, + TP_PROTO(struct net_device *netdev, int index, const u8 *bssid, + bool preauth), + TP_ARGS(netdev, index, bssid, preauth), + TP_STRUCT__entry( + NETDEV_ENTRY + __field(int, index) + MAC_ENTRY(bssid) + __field(bool, preauth) + ), + TP_fast_assign( + NETDEV_ASSIGN; + __entry->index = index; + MAC_ASSIGN(bssid, bssid); + __entry->preauth = preauth; + ), + TP_printk(NETDEV_PR_FMT ", index:%d, bssid: " MAC_PR_FMT ", pre auth: %s", + NETDEV_PR_ARG, __entry->index, MAC_PR_ARG(bssid), + BOOL_TO_STR(__entry->preauth)) +); + +TRACE_EVENT(cfg80211_report_obss_beacon, + TP_PROTO(struct wiphy *wiphy, const u8 *frame, size_t len, + int freq, int sig_dbm), + TP_ARGS(wiphy, frame, len, freq, sig_dbm), + TP_STRUCT__entry( + WIPHY_ENTRY + __field(int, freq) + __field(int, sig_dbm) + ), + TP_fast_assign( + WIPHY_ASSIGN; + __entry->freq = freq; + __entry->sig_dbm = sig_dbm; + ), + TP_printk(WIPHY_PR_FMT ", freq: %d, sig_dbm: %d", + WIPHY_PR_ARG, __entry->freq, __entry->sig_dbm) +); + +TRACE_EVENT(cfg80211_scan_done, + TP_PROTO(struct cfg80211_scan_request *request, bool aborted), + TP_ARGS(request, aborted), + TP_STRUCT__entry( + __field(u32, n_channels) + __dynamic_array(u8, ie, request ? request->ie_len : 0) + __array(u32, rates, IEEE80211_NUM_BANDS) + __field(u32, wdev_id) + MAC_ENTRY(wiphy_mac) + __field(bool, no_cck) + __field(bool, aborted) + ), + TP_fast_assign( + if (request) { + memcpy(__get_dynamic_array(ie), request->ie, + request->ie_len); + memcpy(__entry->rates, request->rates, + IEEE80211_NUM_BANDS); + __entry->wdev_id = request->wdev ? + request->wdev->identifier : 0; + if (request->wiphy) + MAC_ASSIGN(wiphy_mac, + request->wiphy->perm_addr); + __entry->no_cck = request->no_cck; + } + __entry->aborted = aborted; + ), + TP_printk("aborted: %s", BOOL_TO_STR(__entry->aborted)) +); + +DEFINE_EVENT(wiphy_only_evt, cfg80211_sched_scan_results, + TP_PROTO(struct wiphy *wiphy), + TP_ARGS(wiphy) +); + +DEFINE_EVENT(wiphy_only_evt, cfg80211_sched_scan_stopped, + TP_PROTO(struct wiphy *wiphy), + TP_ARGS(wiphy) +); + +TRACE_EVENT(cfg80211_get_bss, + TP_PROTO(struct wiphy *wiphy, struct ieee80211_channel *channel, + const u8 *bssid, const u8 *ssid, size_t ssid_len, + u16 capa_mask, u16 capa_val), + TP_ARGS(wiphy, channel, bssid, ssid, ssid_len, capa_mask, capa_val), + TP_STRUCT__entry( + WIPHY_ENTRY + CHAN_ENTRY + MAC_ENTRY(bssid) + __dynamic_array(u8, ssid, ssid_len) + __field(u16, capa_mask) + __field(u16, capa_val) + ), + TP_fast_assign( + WIPHY_ASSIGN; + CHAN_ASSIGN(channel); + MAC_ASSIGN(bssid, bssid); + memcpy(__get_dynamic_array(ssid), ssid, ssid_len); + __entry->capa_mask = capa_mask; + __entry->capa_val = capa_val; + ), + TP_printk(WIPHY_PR_FMT CHAN_PR_FMT MAC_PR_FMT ", buf: %#.2x, " + "capa_mask: %d, capa_val: %u", WIPHY_PR_ARG, CHAN_PR_ARG, + MAC_PR_ARG(bssid), ((u8 *)__get_dynamic_array(ssid))[0], + __entry->capa_mask, __entry->capa_val) +); + +TRACE_EVENT(cfg80211_inform_bss_frame, + TP_PROTO(struct wiphy *wiphy, struct ieee80211_channel *channel, + struct ieee80211_mgmt *mgmt, size_t len, + s32 signal), + TP_ARGS(wiphy, channel, mgmt, len, signal), + TP_STRUCT__entry( + WIPHY_ENTRY + CHAN_ENTRY + __dynamic_array(u8, mgmt, len) + __field(s32, signal) + ), + TP_fast_assign( + WIPHY_ASSIGN; + CHAN_ASSIGN(channel); + if (mgmt) + memcpy(__get_dynamic_array(mgmt), mgmt, len); + __entry->signal = signal; + ), + TP_printk(WIPHY_PR_FMT CHAN_PR_FMT "signal: %d", + WIPHY_PR_ARG, CHAN_PR_ARG, __entry->signal) +); + +DECLARE_EVENT_CLASS(cfg80211_bss_evt, + TP_PROTO(struct cfg80211_bss *pub), + TP_ARGS(pub), + TP_STRUCT__entry( + MAC_ENTRY(bssid) + CHAN_ENTRY + ), + TP_fast_assign( + MAC_ASSIGN(bssid, pub->bssid); + CHAN_ASSIGN(pub->channel); + ), + TP_printk(MAC_PR_FMT CHAN_PR_FMT, MAC_PR_ARG(bssid), CHAN_PR_ARG) +); + +DEFINE_EVENT(cfg80211_bss_evt, cfg80211_return_bss, + TP_PROTO(struct cfg80211_bss *pub), + TP_ARGS(pub) +); + +TRACE_EVENT(cfg80211_return_uint, + TP_PROTO(unsigned int ret), + TP_ARGS(ret), + TP_STRUCT__entry( + __field(unsigned int, ret) + ), + TP_fast_assign( + __entry->ret = ret; + ), + TP_printk("ret: %d", __entry->ret) +); + +TRACE_EVENT(cfg80211_return_u32, + TP_PROTO(u32 ret), + TP_ARGS(ret), + TP_STRUCT__entry( + __field(u32, ret) + ), + TP_fast_assign( + __entry->ret = ret; + ), + TP_printk("ret: %u", __entry->ret) +); + #endif /* !__RDEV_OPS_TRACE || TRACE_HEADER_MULTI_READ */ #undef TRACE_INCLUDE_PATH -- cgit v0.10.2 From f706adfeade767d2194c9f39c0f75e944b0bdd23 Mon Sep 17 00:00:00 2001 From: Andrei Emeltchenko Date: Thu, 18 Oct 2012 13:16:19 +0300 Subject: Bluetooth: AMP: Get amp_mgr reference in HS hci_conn When assigning amp_mgr in hci_conn (type AMP_LINK) get also reference. In hci_conn_del those references would be put for both conn types AMP_LINK and ACL_LINK associated with amp_mgr. Signed-off-by: Andrei Emeltchenko Signed-off-by: Gustavo Padovan diff --git a/include/net/bluetooth/a2mp.h b/include/net/bluetooth/a2mp.h index e776ab2..42f2176 100644 --- a/include/net/bluetooth/a2mp.h +++ b/include/net/bluetooth/a2mp.h @@ -133,7 +133,7 @@ struct a2mp_physlink_rsp { extern struct list_head amp_mgr_list; extern struct mutex amp_mgr_list_lock; -void amp_mgr_get(struct amp_mgr *mgr); +struct amp_mgr *amp_mgr_get(struct amp_mgr *mgr); int amp_mgr_put(struct amp_mgr *mgr); u8 __next_ident(struct amp_mgr *mgr); struct l2cap_chan *a2mp_channel_create(struct l2cap_conn *conn, diff --git a/net/bluetooth/a2mp.c b/net/bluetooth/a2mp.c index 7bf9a10..d5136cf 100644 --- a/net/bluetooth/a2mp.c +++ b/net/bluetooth/a2mp.c @@ -751,11 +751,13 @@ static struct l2cap_chan *a2mp_chan_open(struct l2cap_conn *conn, bool locked) } /* AMP Manager functions */ -void amp_mgr_get(struct amp_mgr *mgr) +struct amp_mgr *amp_mgr_get(struct amp_mgr *mgr) { BT_DBG("mgr %p orig refcnt %d", mgr, atomic_read(&mgr->kref.refcount)); kref_get(&mgr->kref); + + return mgr; } static void amp_mgr_destroy(struct kref *kref) diff --git a/net/bluetooth/amp.c b/net/bluetooth/amp.c index 59da0f1..231d7ef 100644 --- a/net/bluetooth/amp.c +++ b/net/bluetooth/amp.c @@ -123,7 +123,7 @@ struct hci_conn *phylink_add(struct hci_dev *hdev, struct amp_mgr *mgr, hcon->attempt++; hcon->handle = __next_handle(mgr); hcon->remote_id = remote_id; - hcon->amp_mgr = mgr; + hcon->amp_mgr = amp_mgr_get(mgr); hcon->out = out; return hcon; -- cgit v0.10.2 From 5c95b940bd97e744267249e3b0780e6ef04b029c Mon Sep 17 00:00:00 2001 From: Antonio Quartulli Date: Tue, 16 Oct 2012 08:39:22 +0200 Subject: nl/cfg80211: force scan using an AP vif if requested If the user wants to scan using a vif configured as AP, cfg80211 must give him a chance to do it, even if this will disrupt the stations performance due to off-channel scanning. To do so, this patch adds a 'force' flag to the SCAN_TRIGGER command which tells cfg80211 to perform the scanning operation even if the vif is an AP and the beaconing has already started. Signed-off-by: Antonio Quartulli Signed-off-by: Johannes Berg diff --git a/include/uapi/linux/nl80211.h b/include/uapi/linux/nl80211.h index 0e6277a..617d0fb 100644 --- a/include/uapi/linux/nl80211.h +++ b/include/uapi/linux/nl80211.h @@ -3050,6 +3050,7 @@ enum nl80211_ap_sme_features { * mode * @NL80211_FEATURE_LOW_PRIORITY_SCAN: This driver supports low priority scan * @NL80211_FEATURE_SCAN_FLUSH: Scan flush is supported + * @NL80211_FEATURE_AP_SCAN: Support scanning using an AP vif */ enum nl80211_feature_flags { NL80211_FEATURE_SK_TX_STATUS = 1 << 0, @@ -3060,6 +3061,7 @@ enum nl80211_feature_flags { NL80211_FEATURE_SAE = 1 << 5, NL80211_FEATURE_LOW_PRIORITY_SCAN = 1 << 6, NL80211_FEATURE_SCAN_FLUSH = 1 << 7, + NL80211_FEATURE_AP_SCAN = 1 << 8, }; /** @@ -3103,10 +3105,16 @@ enum nl80211_connect_failed_reason { * * @NL80211_SCAN_FLAG_LOW_PRIORITY: scan request has low priority * @NL80211_SCAN_FLAG_FLUSH: flush cache before scanning + * @NL80211_SCAN_FLAG_AP: force a scan even if the interface is configured + * as AP and the beaconing has already been configured. This attribute is + * dangerous because will destroy stations performance as a lot of frames + * will be lost while scanning off-channel, therefore it must be used only + * when really needed */ enum nl80211_scan_flags { NL80211_SCAN_FLAG_LOW_PRIORITY = 1<<0, NL80211_SCAN_FLAG_FLUSH = 1<<1, + NL80211_SCAN_FLAG_AP = 1<<2, }; #endif /* __LINUX_NL80211_H */ diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c index 5739bfb..5eab132 100644 --- a/net/mac80211/cfg.c +++ b/net/mac80211/cfg.c @@ -1855,7 +1855,16 @@ static int ieee80211_scan(struct wiphy *wiphy, * beaconing hasn't been configured yet */ case NL80211_IFTYPE_AP: - if (sdata->u.ap.beacon) + /* + * If the scan has been forced (and the driver supports + * forcing), don't care about being beaconing already. + * This will create problems to the attached stations (e.g. all + * the frames sent while scanning on other channel will be + * lost) + */ + if (sdata->u.ap.beacon && + (!(wiphy->features & NL80211_FEATURE_AP_SCAN) || + !(req->flags & NL80211_SCAN_FLAG_AP))) return -EOPNOTSUPP; break; default: diff --git a/net/mac80211/main.c b/net/mac80211/main.c index ba5a232..c42094b 100644 --- a/net/mac80211/main.c +++ b/net/mac80211/main.c @@ -603,7 +603,9 @@ struct ieee80211_hw *ieee80211_alloc_hw(size_t priv_data_len, NL80211_FEATURE_HT_IBSS; if (!ops->hw_scan) - wiphy->features |= NL80211_FEATURE_LOW_PRIORITY_SCAN; + wiphy->features |= NL80211_FEATURE_LOW_PRIORITY_SCAN | + NL80211_FEATURE_AP_SCAN; + if (!ops->set_key) wiphy->flags |= WIPHY_FLAG_IBSS_RSN; -- cgit v0.10.2 From d012a605108a482392be80710ea35f1db27c4aa9 Mon Sep 17 00:00:00 2001 From: Marco Porsch Date: Wed, 10 Oct 2012 12:39:50 -0700 Subject: mac80211: make client powersave independent of interface type This patch prepares mac80211 for a later implementation of mesh or ad-hoc powersave clients. The structures related to powersave (buffer, TIM map, counters) are moved from the AP-specific interface structure to a generic structure that can be embedded into any interface type. The functions related to powersave are prepared to allow easy extension with different interface types. For example with: + } else if (sta->sdata->vif.type == NL80211_IFTYPE_MESH_POINT) { + ps = &sdata->u.mesh.ps; Some references to the AP's beacon structure are removed where they were obviously not used. The patch compiles without warning and has been briefly tested as AP interface with one client in PS mode. Signed-off-by: Marco Porsch Signed-off-by: Johannes Berg diff --git a/net/mac80211/debugfs_netdev.c b/net/mac80211/debugfs_netdev.c index 8802b8d..3393ad5 100644 --- a/net/mac80211/debugfs_netdev.c +++ b/net/mac80211/debugfs_netdev.c @@ -395,14 +395,14 @@ __IEEE80211_IF_FILE_W(uapsd_max_sp_len); /* AP attributes */ IEEE80211_IF_FILE(num_mcast_sta, u.ap.num_mcast_sta, ATOMIC); -IEEE80211_IF_FILE(num_sta_ps, u.ap.num_sta_ps, ATOMIC); -IEEE80211_IF_FILE(dtim_count, u.ap.dtim_count, DEC); +IEEE80211_IF_FILE(num_sta_ps, u.ap.ps.num_sta_ps, ATOMIC); +IEEE80211_IF_FILE(dtim_count, u.ap.ps.dtim_count, DEC); static ssize_t ieee80211_if_fmt_num_buffered_multicast( const struct ieee80211_sub_if_data *sdata, char *buf, int buflen) { return scnprintf(buf, buflen, "%u\n", - skb_queue_len(&sdata->u.ap.ps_bc_buf)); + skb_queue_len(&sdata->u.ap.ps.bc_buf)); } __IEEE80211_IF_FILE(num_buffered_multicast, NULL); diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h index ebc1b5d..3026519 100644 --- a/net/mac80211/ieee80211_i.h +++ b/net/mac80211/ieee80211_i.h @@ -280,23 +280,27 @@ struct probe_resp { u8 data[0]; }; -struct ieee80211_if_ap { - struct beacon_data __rcu *beacon; - struct probe_resp __rcu *probe_resp; - - struct list_head vlans; - +struct ps_data { /* yes, this looks ugly, but guarantees that we can later use * bitmap_empty :) * NB: don't touch this bitmap, use sta_info_{set,clear}_tim_bit */ u8 tim[sizeof(unsigned long) * BITS_TO_LONGS(IEEE80211_MAX_AID + 1)]; - struct sk_buff_head ps_bc_buf; + struct sk_buff_head bc_buf; atomic_t num_sta_ps; /* number of stations in PS mode */ - atomic_t num_mcast_sta; /* number of stations receiving multicast */ int dtim_count; bool dtim_bc_mc; }; +struct ieee80211_if_ap { + struct beacon_data __rcu *beacon; + struct probe_resp __rcu *probe_resp; + + struct list_head vlans; + + struct ps_data ps; + atomic_t num_mcast_sta; /* number of stations receiving multicast */ +}; + struct ieee80211_if_wds { struct sta_info *sta; u8 remote_addr[ETH_ALEN]; diff --git a/net/mac80211/iface.c b/net/mac80211/iface.c index 99f2b19..c50cf6b 100644 --- a/net/mac80211/iface.c +++ b/net/mac80211/iface.c @@ -767,8 +767,8 @@ static void ieee80211_do_stop(struct ieee80211_sub_if_data *sdata, WARN_ON(!list_empty(&sdata->u.ap.vlans)); /* free all potentially still buffered bcast frames */ - local->total_ps_buffered -= skb_queue_len(&sdata->u.ap.ps_bc_buf); - skb_queue_purge(&sdata->u.ap.ps_bc_buf); + local->total_ps_buffered -= skb_queue_len(&sdata->u.ap.ps.bc_buf); + skb_queue_purge(&sdata->u.ap.ps.bc_buf); } else if (sdata->vif.type == NL80211_IFTYPE_STATION) { ieee80211_mgd_stop(sdata); } @@ -1171,7 +1171,7 @@ static void ieee80211_setup_sdata(struct ieee80211_sub_if_data *sdata, sdata->vif.p2p = true; /* fall through */ case NL80211_IFTYPE_AP: - skb_queue_head_init(&sdata->u.ap.ps_bc_buf); + skb_queue_head_init(&sdata->u.ap.ps.bc_buf); INIT_LIST_HEAD(&sdata->u.ap.vlans); break; case NL80211_IFTYPE_P2P_CLIENT: diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c index 9f64fc4..d07216a 100644 --- a/net/mac80211/rx.c +++ b/net/mac80211/rx.c @@ -1141,12 +1141,19 @@ ieee80211_rx_h_check_more_data(struct ieee80211_rx_data *rx) return RX_CONTINUE; } -static void ap_sta_ps_start(struct sta_info *sta) +static void sta_ps_start(struct sta_info *sta) { struct ieee80211_sub_if_data *sdata = sta->sdata; struct ieee80211_local *local = sdata->local; + struct ps_data *ps; - atomic_inc(&sdata->bss->num_sta_ps); + if (sta->sdata->vif.type == NL80211_IFTYPE_AP || + sta->sdata->vif.type == NL80211_IFTYPE_AP_VLAN) + ps = &sdata->bss->ps; + else + return; + + atomic_inc(&ps->num_sta_ps); set_sta_flag(sta, WLAN_STA_PS_STA); if (!(local->hw.flags & IEEE80211_HW_AP_LINK_PS)) drv_sta_notify(local, sdata, STA_NOTIFY_SLEEP, &sta->sta); @@ -1154,7 +1161,7 @@ static void ap_sta_ps_start(struct sta_info *sta) sta->sta.addr, sta->sta.aid); } -static void ap_sta_ps_end(struct sta_info *sta) +static void sta_ps_end(struct sta_info *sta) { ps_dbg(sta->sdata, "STA %pM aid %d exits power save mode\n", sta->sta.addr, sta->sta.aid); @@ -1181,9 +1188,9 @@ int ieee80211_sta_ps_transition(struct ieee80211_sta *sta, bool start) return -EINVAL; if (start) - ap_sta_ps_start(sta_inf); + sta_ps_start(sta_inf); else - ap_sta_ps_end(sta_inf); + sta_ps_end(sta_inf); return 0; } @@ -1335,10 +1342,10 @@ ieee80211_rx_h_sta_process(struct ieee80211_rx_data *rx) */ if (ieee80211_is_data(hdr->frame_control) && !ieee80211_has_pm(hdr->frame_control)) - ap_sta_ps_end(sta); + sta_ps_end(sta); } else { if (ieee80211_has_pm(hdr->frame_control)) - ap_sta_ps_start(sta); + sta_ps_start(sta); } } diff --git a/net/mac80211/sta_info.c b/net/mac80211/sta_info.c index d5a5d62..daf55e1 100644 --- a/net/mac80211/sta_info.c +++ b/net/mac80211/sta_info.c @@ -98,6 +98,7 @@ static void free_sta_work(struct work_struct *wk) struct tid_ampdu_tx *tid_tx; struct ieee80211_sub_if_data *sdata = sta->sdata; struct ieee80211_local *local = sdata->local; + struct ps_data *ps; /* * At this point, when being called as call_rcu callback, @@ -107,11 +108,15 @@ static void free_sta_work(struct work_struct *wk) */ if (test_sta_flag(sta, WLAN_STA_PS_STA)) { - BUG_ON(!sdata->bss); + if (sta->sdata->vif.type == NL80211_IFTYPE_AP || + sta->sdata->vif.type == NL80211_IFTYPE_AP_VLAN) + ps = &sdata->bss->ps; + else + return; clear_sta_flag(sta, WLAN_STA_PS_STA); - atomic_dec(&sdata->bss->num_sta_ps); + atomic_dec(&ps->num_sta_ps); sta_info_recalc_tim(sta); } @@ -502,22 +507,22 @@ int sta_info_insert(struct sta_info *sta) return err; } -static inline void __bss_tim_set(struct ieee80211_if_ap *bss, u16 aid) +static inline void __bss_tim_set(u8 *tim, u16 id) { /* * This format has been mandated by the IEEE specifications, * so this line may not be changed to use the __set_bit() format. */ - bss->tim[aid / 8] |= (1 << (aid % 8)); + tim[id / 8] |= (1 << (id % 8)); } -static inline void __bss_tim_clear(struct ieee80211_if_ap *bss, u16 aid) +static inline void __bss_tim_clear(u8 *tim, u16 id) { /* * This format has been mandated by the IEEE specifications, * so this line may not be changed to use the __clear_bit() format. */ - bss->tim[aid / 8] &= ~(1 << (aid % 8)); + tim[id / 8] &= ~(1 << (id % 8)); } static unsigned long ieee80211_tids_for_ac(int ac) @@ -541,14 +546,23 @@ static unsigned long ieee80211_tids_for_ac(int ac) void sta_info_recalc_tim(struct sta_info *sta) { struct ieee80211_local *local = sta->local; - struct ieee80211_if_ap *bss = sta->sdata->bss; + struct ps_data *ps; unsigned long flags; bool indicate_tim = false; u8 ignore_for_tim = sta->sta.uapsd_queues; int ac; + u16 id; + + if (sta->sdata->vif.type == NL80211_IFTYPE_AP || + sta->sdata->vif.type == NL80211_IFTYPE_AP_VLAN) { + if (WARN_ON_ONCE(!sta->sdata->bss)) + return; - if (WARN_ON_ONCE(!sta->sdata->bss)) + ps = &sta->sdata->bss->ps; + id = sta->sta.aid; + } else { return; + } /* No need to do anything if the driver does all */ if (local->hw.flags & IEEE80211_HW_AP_LINK_PS) @@ -587,9 +601,9 @@ void sta_info_recalc_tim(struct sta_info *sta) spin_lock_irqsave(&local->tim_lock, flags); if (indicate_tim) - __bss_tim_set(bss, sta->sta.aid); + __bss_tim_set(ps->tim, id); else - __bss_tim_clear(bss, sta->sta.aid); + __bss_tim_clear(ps->tim, id); if (local->ops->set_tim) { local->tim_in_locked_section = true; @@ -948,10 +962,17 @@ static void clear_sta_ps_flags(void *_sta) { struct sta_info *sta = _sta; struct ieee80211_sub_if_data *sdata = sta->sdata; + struct ps_data *ps; + + if (sdata->vif.type == NL80211_IFTYPE_AP || + sdata->vif.type == NL80211_IFTYPE_AP_VLAN) + ps = &sdata->bss->ps; + else + return; clear_sta_flag(sta, WLAN_STA_PS_DRIVER); if (test_and_clear_sta_flag(sta, WLAN_STA_PS_STA)) - atomic_dec(&sdata->bss->num_sta_ps); + atomic_dec(&ps->num_sta_ps); } /* powersave support code */ diff --git a/net/mac80211/tx.c b/net/mac80211/tx.c index bbe1d86..065f81c 100644 --- a/net/mac80211/tx.c +++ b/net/mac80211/tx.c @@ -325,16 +325,19 @@ static void purge_old_ps_buffers(struct ieee80211_local *local) struct sta_info *sta; list_for_each_entry_rcu(sdata, &local->interfaces, list) { - struct ieee80211_if_ap *ap; - if (sdata->vif.type != NL80211_IFTYPE_AP) + struct ps_data *ps; + + if (sdata->vif.type == NL80211_IFTYPE_AP) + ps = &sdata->u.ap.ps; + else continue; - ap = &sdata->u.ap; - skb = skb_dequeue(&ap->ps_bc_buf); + + skb = skb_dequeue(&ps->bc_buf); if (skb) { purged++; dev_kfree_skb(skb); } - total += skb_queue_len(&ap->ps_bc_buf); + total += skb_queue_len(&ps->bc_buf); } /* @@ -364,6 +367,7 @@ ieee80211_tx_h_multicast_ps_buf(struct ieee80211_tx_data *tx) { struct ieee80211_tx_info *info = IEEE80211_SKB_CB(tx->skb); struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)tx->skb->data; + struct ps_data *ps; /* * broadcast/multicast frame @@ -373,16 +377,24 @@ ieee80211_tx_h_multicast_ps_buf(struct ieee80211_tx_data *tx) * This is done either by the hardware or us. */ - /* powersaving STAs only in AP/VLAN mode */ - if (!tx->sdata->bss) + /* powersaving STAs currently only in AP/VLAN mode */ + if (tx->sdata->vif.type == NL80211_IFTYPE_AP || + tx->sdata->vif.type == NL80211_IFTYPE_AP_VLAN) { + if (!tx->sdata->bss) + return TX_CONTINUE; + + ps = &tx->sdata->bss->ps; + } else { return TX_CONTINUE; + } + /* no buffering for ordered frames */ if (ieee80211_has_order(hdr->frame_control)) return TX_CONTINUE; /* no stations in PS mode */ - if (!atomic_read(&tx->sdata->bss->num_sta_ps)) + if (!atomic_read(&ps->num_sta_ps)) return TX_CONTINUE; info->flags |= IEEE80211_TX_CTL_SEND_AFTER_DTIM; @@ -397,14 +409,14 @@ ieee80211_tx_h_multicast_ps_buf(struct ieee80211_tx_data *tx) if (tx->local->total_ps_buffered >= TOTAL_MAX_TX_BUFFER) purge_old_ps_buffers(tx->local); - if (skb_queue_len(&tx->sdata->bss->ps_bc_buf) >= AP_MAX_BC_BUFFER) { + if (skb_queue_len(&ps->bc_buf) >= AP_MAX_BC_BUFFER) { ps_dbg(tx->sdata, "BC TX buffer full - dropping the oldest frame\n"); - dev_kfree_skb(skb_dequeue(&tx->sdata->bss->ps_bc_buf)); + dev_kfree_skb(skb_dequeue(&ps->bc_buf)); } else tx->local->total_ps_buffered++; - skb_queue_tail(&tx->sdata->bss->ps_bc_buf, tx->skb); + skb_queue_tail(&ps->bc_buf, tx->skb); return TX_QUEUED; } @@ -2246,9 +2258,8 @@ void ieee80211_tx_pending(unsigned long data) /* functions for drivers to get certain frames */ static void ieee80211_beacon_add_tim(struct ieee80211_sub_if_data *sdata, - struct ieee80211_if_ap *bss, - struct sk_buff *skb, - struct beacon_data *beacon) + struct ps_data *ps, + struct sk_buff *skb) { u8 *pos, *tim; int aid0 = 0; @@ -2256,27 +2267,27 @@ static void ieee80211_beacon_add_tim(struct ieee80211_sub_if_data *sdata, /* Generate bitmap for TIM only if there are any STAs in power save * mode. */ - if (atomic_read(&bss->num_sta_ps) > 0) + if (atomic_read(&ps->num_sta_ps) > 0) /* in the hope that this is faster than * checking byte-for-byte */ - have_bits = !bitmap_empty((unsigned long*)bss->tim, + have_bits = !bitmap_empty((unsigned long*)ps->tim, IEEE80211_MAX_AID+1); - if (bss->dtim_count == 0) - bss->dtim_count = sdata->vif.bss_conf.dtim_period - 1; + if (ps->dtim_count == 0) + ps->dtim_count = sdata->vif.bss_conf.dtim_period - 1; else - bss->dtim_count--; + ps->dtim_count--; tim = pos = (u8 *) skb_put(skb, 6); *pos++ = WLAN_EID_TIM; *pos++ = 4; - *pos++ = bss->dtim_count; + *pos++ = ps->dtim_count; *pos++ = sdata->vif.bss_conf.dtim_period; - if (bss->dtim_count == 0 && !skb_queue_empty(&bss->ps_bc_buf)) + if (ps->dtim_count == 0 && !skb_queue_empty(&ps->bc_buf)) aid0 = 1; - bss->dtim_bc_mc = aid0 == 1; + ps->dtim_bc_mc = aid0 == 1; if (have_bits) { /* Find largest even number N1 so that bits numbered 1 through @@ -2284,14 +2295,14 @@ static void ieee80211_beacon_add_tim(struct ieee80211_sub_if_data *sdata, * (N2 + 1) x 8 through 2007 are 0. */ n1 = 0; for (i = 0; i < IEEE80211_MAX_TIM_LEN; i++) { - if (bss->tim[i]) { + if (ps->tim[i]) { n1 = i & 0xfe; break; } } n2 = n1; for (i = IEEE80211_MAX_TIM_LEN - 1; i >= n1; i--) { - if (bss->tim[i]) { + if (ps->tim[i]) { n2 = i; break; } @@ -2301,7 +2312,7 @@ static void ieee80211_beacon_add_tim(struct ieee80211_sub_if_data *sdata, *pos++ = n1 | aid0; /* Part Virt Bitmap */ skb_put(skb, n2 - n1); - memcpy(pos, bss->tim + n1, n2 - n1 + 1); + memcpy(pos, ps->tim + n1, n2 - n1 + 1); tim[1] = n2 - n1 + 4; } else { @@ -2318,8 +2329,6 @@ struct sk_buff *ieee80211_beacon_get_tim(struct ieee80211_hw *hw, struct sk_buff *skb = NULL; struct ieee80211_tx_info *info; struct ieee80211_sub_if_data *sdata = NULL; - struct ieee80211_if_ap *ap = NULL; - struct beacon_data *beacon; enum ieee80211_band band; struct ieee80211_tx_rate_control txrc; struct ieee80211_chanctx_conf *chanctx_conf; @@ -2338,8 +2347,9 @@ struct sk_buff *ieee80211_beacon_get_tim(struct ieee80211_hw *hw, *tim_length = 0; if (sdata->vif.type == NL80211_IFTYPE_AP) { - ap = &sdata->u.ap; - beacon = rcu_dereference(ap->beacon); + struct ieee80211_if_ap *ap = &sdata->u.ap; + struct beacon_data *beacon = rcu_dereference(ap->beacon); + if (beacon) { /* * headroom, head length, @@ -2363,14 +2373,12 @@ struct sk_buff *ieee80211_beacon_get_tim(struct ieee80211_hw *hw, * of the tim bitmap in mac80211 and the driver. */ if (local->tim_in_locked_section) { - ieee80211_beacon_add_tim(sdata, ap, skb, - beacon); + ieee80211_beacon_add_tim(sdata, &ap->ps, skb); } else { unsigned long flags; spin_lock_irqsave(&local->tim_lock, flags); - ieee80211_beacon_add_tim(sdata, ap, skb, - beacon); + ieee80211_beacon_add_tim(sdata, &ap->ps, skb); spin_unlock_irqrestore(&local->tim_lock, flags); } @@ -2694,32 +2702,40 @@ ieee80211_get_buffered_bc(struct ieee80211_hw *hw, struct sk_buff *skb = NULL; struct ieee80211_tx_data tx; struct ieee80211_sub_if_data *sdata; - struct ieee80211_if_ap *bss = NULL; - struct beacon_data *beacon; + struct ps_data *ps; struct ieee80211_tx_info *info; struct ieee80211_chanctx_conf *chanctx_conf; sdata = vif_to_sdata(vif); - bss = &sdata->u.ap; rcu_read_lock(); - beacon = rcu_dereference(bss->beacon); chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf); - if (sdata->vif.type != NL80211_IFTYPE_AP || !beacon || !beacon->head || - !chanctx_conf) + if (!chanctx_conf) + goto out; + + if (sdata->vif.type == NL80211_IFTYPE_AP) { + struct beacon_data *beacon = + rcu_dereference(sdata->u.ap.beacon); + + if (!beacon || !beacon->head) + goto out; + + ps = &sdata->u.ap.ps; + } else { goto out; + } - if (bss->dtim_count != 0 || !bss->dtim_bc_mc) + if (ps->dtim_count != 0 || !ps->dtim_bc_mc) goto out; /* send buffered bc/mc only after DTIM beacon */ while (1) { - skb = skb_dequeue(&bss->ps_bc_buf); + skb = skb_dequeue(&ps->bc_buf); if (!skb) goto out; local->total_ps_buffered--; - if (!skb_queue_empty(&bss->ps_bc_buf) && skb->len >= 2) { + if (!skb_queue_empty(&ps->bc_buf) && skb->len >= 2) { struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) skb->data; /* more buffered multicast/broadcast frames ==> set -- cgit v0.10.2 From 49655bb8a51565f0375a4f783334c9de78134be5 Mon Sep 17 00:00:00 2001 From: Hauke Mehrtens Date: Sat, 29 Sep 2012 20:29:49 +0200 Subject: bcma: just do the necessary things in early register on SoCs Some parts of the initialization for chip common and the pcie core are accessing the sprom struct, but it is not initialized at that stage. Just do the necessary thing in the early register on SoCs and not the complete initialization to read out the nvram from the flash chip. After it is possible to read out the nvram, the sprom should be parsed from it and the full initialization of the cores should be run. Signed-off-by: Hauke Mehrtens Signed-off-by: John W. Linville diff --git a/drivers/bcma/driver_chipcommon.c b/drivers/bcma/driver_chipcommon.c index a4c3ebc..ffd74e5 100644 --- a/drivers/bcma/driver_chipcommon.c +++ b/drivers/bcma/driver_chipcommon.c @@ -22,12 +22,9 @@ static inline u32 bcma_cc_write32_masked(struct bcma_drv_cc *cc, u16 offset, return value; } -void bcma_core_chipcommon_init(struct bcma_drv_cc *cc) +void bcma_core_chipcommon_early_init(struct bcma_drv_cc *cc) { - u32 leddc_on = 10; - u32 leddc_off = 90; - - if (cc->setup_done) + if (cc->early_setup_done) return; if (cc->core->id.rev >= 11) @@ -36,6 +33,22 @@ void bcma_core_chipcommon_init(struct bcma_drv_cc *cc) if (cc->core->id.rev >= 35) cc->capabilities_ext = bcma_cc_read32(cc, BCMA_CC_CAP_EXT); + if (cc->capabilities & BCMA_CC_CAP_PMU) + bcma_pmu_early_init(cc); + + cc->early_setup_done = true; +} + +void bcma_core_chipcommon_init(struct bcma_drv_cc *cc) +{ + u32 leddc_on = 10; + u32 leddc_off = 90; + + if (cc->setup_done) + return; + + bcma_core_chipcommon_early_init(cc); + if (cc->core->id.rev >= 20) { bcma_cc_write32(cc, BCMA_CC_GPIOPULLUP, 0); bcma_cc_write32(cc, BCMA_CC_GPIOPULLDOWN, 0); diff --git a/drivers/bcma/driver_chipcommon_pmu.c b/drivers/bcma/driver_chipcommon_pmu.c index 201faf1..a63ddd9 100644 --- a/drivers/bcma/driver_chipcommon_pmu.c +++ b/drivers/bcma/driver_chipcommon_pmu.c @@ -144,7 +144,7 @@ static void bcma_pmu_workarounds(struct bcma_drv_cc *cc) } } -void bcma_pmu_init(struct bcma_drv_cc *cc) +void bcma_pmu_early_init(struct bcma_drv_cc *cc) { u32 pmucap; @@ -153,7 +153,10 @@ void bcma_pmu_init(struct bcma_drv_cc *cc) bcma_debug(cc->core->bus, "Found rev %u PMU (capabilities 0x%08X)\n", cc->pmu.rev, pmucap); +} +void bcma_pmu_init(struct bcma_drv_cc *cc) +{ if (cc->pmu.rev == 1) bcma_cc_mask32(cc, BCMA_CC_PMU_CTL, ~BCMA_CC_PMU_CTL_NOILPONW); diff --git a/drivers/bcma/driver_mips.c b/drivers/bcma/driver_mips.c index cc65b45..f44f1fb 100644 --- a/drivers/bcma/driver_mips.c +++ b/drivers/bcma/driver_mips.c @@ -212,16 +212,33 @@ static void bcma_core_mips_flash_detect(struct bcma_drv_mips *mcore) } } +void bcma_core_mips_early_init(struct bcma_drv_mips *mcore) +{ + struct bcma_bus *bus = mcore->core->bus; + + if (mcore->early_setup_done) + return; + + bcma_chipco_serial_init(&bus->drv_cc); + bcma_core_mips_flash_detect(mcore); + + mcore->early_setup_done = true; +} + void bcma_core_mips_init(struct bcma_drv_mips *mcore) { struct bcma_bus *bus; struct bcma_device *core; bus = mcore->core->bus; + if (mcore->setup_done) + return; + bcma_info(bus, "Initializing MIPS core...\n"); - if (!mcore->setup_done) - mcore->assigned_irqs = 1; + bcma_core_mips_early_init(mcore); + + mcore->assigned_irqs = 1; /* Assign IRQs to all cores on the bus */ list_for_each_entry(core, &bus->cores, list) { @@ -256,10 +273,5 @@ void bcma_core_mips_init(struct bcma_drv_mips *mcore) bcma_info(bus, "IRQ reconfiguration done\n"); bcma_core_mips_dump_irq(bus); - if (mcore->setup_done) - return; - - bcma_chipco_serial_init(&bus->drv_cc); - bcma_core_mips_flash_detect(mcore); mcore->setup_done = true; } diff --git a/drivers/bcma/main.c b/drivers/bcma/main.c index 432aeee..bea2d7c 100644 --- a/drivers/bcma/main.c +++ b/drivers/bcma/main.c @@ -274,18 +274,18 @@ int __init bcma_bus_early_register(struct bcma_bus *bus, return -1; } - /* Init CC core */ + /* Early init CC core */ core = bcma_find_core(bus, bcma_cc_core_id(bus)); if (core) { bus->drv_cc.core = core; - bcma_core_chipcommon_init(&bus->drv_cc); + bcma_core_chipcommon_early_init(&bus->drv_cc); } - /* Init MIPS core */ + /* Early init MIPS core */ core = bcma_find_core(bus, BCMA_CORE_MIPS_74K); if (core) { bus->drv_mips.core = core; - bcma_core_mips_init(&bus->drv_mips); + bcma_core_mips_early_init(&bus->drv_mips); } bcma_info(bus, "Early bus registered\n"); diff --git a/include/linux/bcma/bcma_driver_chipcommon.h b/include/linux/bcma/bcma_driver_chipcommon.h index 1cf1749..fbde7cb 100644 --- a/include/linux/bcma/bcma_driver_chipcommon.h +++ b/include/linux/bcma/bcma_driver_chipcommon.h @@ -552,6 +552,7 @@ struct bcma_drv_cc { u32 capabilities; u32 capabilities_ext; u8 setup_done:1; + u8 early_setup_done:1; /* Fast Powerup Delay constant */ u16 fast_pwrup_delay; struct bcma_chipcommon_pmu pmu; @@ -583,6 +584,7 @@ struct bcma_drv_cc { bcma_cc_write32(cc, offset, (bcma_cc_read32(cc, offset) & (mask)) | (set)) extern void bcma_core_chipcommon_init(struct bcma_drv_cc *cc); +extern void bcma_core_chipcommon_early_init(struct bcma_drv_cc *cc); extern void bcma_chipco_suspend(struct bcma_drv_cc *cc); extern void bcma_chipco_resume(struct bcma_drv_cc *cc); @@ -606,6 +608,7 @@ u32 bcma_chipco_gpio_polarity(struct bcma_drv_cc *cc, u32 mask, u32 value); /* PMU support */ extern void bcma_pmu_init(struct bcma_drv_cc *cc); +extern void bcma_pmu_early_init(struct bcma_drv_cc *cc); extern void bcma_chipco_pll_write(struct bcma_drv_cc *cc, u32 offset, u32 value); diff --git a/include/linux/bcma/bcma_driver_mips.h b/include/linux/bcma/bcma_driver_mips.h index c004364..0baf8a5 100644 --- a/include/linux/bcma/bcma_driver_mips.h +++ b/include/linux/bcma/bcma_driver_mips.h @@ -35,13 +35,16 @@ struct bcma_device; struct bcma_drv_mips { struct bcma_device *core; u8 setup_done:1; + u8 early_setup_done:1; unsigned int assigned_irqs; }; #ifdef CONFIG_BCMA_DRIVER_MIPS extern void bcma_core_mips_init(struct bcma_drv_mips *mcore); +extern void bcma_core_mips_early_init(struct bcma_drv_mips *mcore); #else static inline void bcma_core_mips_init(struct bcma_drv_mips *mcore) { } +static inline void bcma_core_mips_early_init(struct bcma_drv_mips *mcore) { } #endif extern u32 bcma_cpu_clock(struct bcma_drv_mips *mcore); -- cgit v0.10.2 From 30cfb023019b347cdfd39bd5039d2118a1bd224a Mon Sep 17 00:00:00 2001 From: Hauke Mehrtens Date: Sat, 29 Sep 2012 20:29:50 +0200 Subject: bcma: init sprom struct earlier The PCIe host driver and the chip common initialisation accesses the sprom struct, but it is not initialized when these functions are run. Move the sprom parsing up in to do it earlier. As we need the chip common core rev and some other attributes from the chip common core, the early initialization is done before accessing the sprom. Signed-off-by: Hauke Mehrtens Signed-off-by: John W. Linville diff --git a/drivers/bcma/main.c b/drivers/bcma/main.c index bea2d7c..d6b5c4c 100644 --- a/drivers/bcma/main.c +++ b/drivers/bcma/main.c @@ -182,6 +182,20 @@ int __devinit bcma_bus_register(struct bcma_bus *bus) return -1; } + /* Early init CC core */ + core = bcma_find_core(bus, bcma_cc_core_id(bus)); + if (core) { + bus->drv_cc.core = core; + bcma_core_chipcommon_early_init(&bus->drv_cc); + } + + /* Try to get SPROM */ + err = bcma_sprom_get(bus); + if (err == -ENOENT) { + bcma_err(bus, "No SPROM available\n"); + } else if (err) + bcma_err(bus, "Failed to get SPROM: %d\n", err); + /* Init CC core */ core = bcma_find_core(bus, bcma_cc_core_id(bus)); if (core) { @@ -210,13 +224,6 @@ int __devinit bcma_bus_register(struct bcma_bus *bus) bcma_core_gmac_cmn_init(&bus->drv_gmac_cmn); } - /* Try to get SPROM */ - err = bcma_sprom_get(bus); - if (err == -ENOENT) { - bcma_err(bus, "No SPROM available\n"); - } else if (err) - bcma_err(bus, "Failed to get SPROM: %d\n", err); - /* Register found cores */ bcma_register_cores(bus); -- cgit v0.10.2 From 360dc31e9cc3f74d0d91a9d19b154c12592f4ffc Mon Sep 17 00:00:00 2001 From: Hauke Mehrtens Date: Sat, 29 Sep 2012 20:33:49 +0200 Subject: bcma: mark pflash as present when available Signed-off-by: Hauke Mehrtens Signed-off-by: John W. Linville diff --git a/drivers/bcma/driver_mips.c b/drivers/bcma/driver_mips.c index f44f1fb..c0fb1d4 100644 --- a/drivers/bcma/driver_mips.c +++ b/drivers/bcma/driver_mips.c @@ -190,6 +190,7 @@ static void bcma_core_mips_flash_detect(struct bcma_drv_mips *mcore) break; case BCMA_CC_FLASHT_PARA: bcma_debug(bus, "Found parallel flash\n"); + bus->drv_cc.pflash.present = true; bus->drv_cc.pflash.window = 0x1c000000; bus->drv_cc.pflash.window_size = 0x02000000; diff --git a/include/linux/bcma/bcma_driver_chipcommon.h b/include/linux/bcma/bcma_driver_chipcommon.h index fbde7cb..7999396 100644 --- a/include/linux/bcma/bcma_driver_chipcommon.h +++ b/include/linux/bcma/bcma_driver_chipcommon.h @@ -510,6 +510,7 @@ struct bcma_chipcommon_pmu { #ifdef CONFIG_BCMA_DRIVER_MIPS struct bcma_pflash { + bool present; u8 buswidth; u32 window; u32 window_size; -- cgit v0.10.2 From cc787081bcab5a83051c2a936927634d066e7284 Mon Sep 17 00:00:00 2001 From: Hauke Mehrtens Date: Sat, 29 Sep 2012 20:33:50 +0200 Subject: bcma: add and use constants for the flash windows Signed-off-by: Hauke Mehrtens Signed-off-by: John W. Linville diff --git a/drivers/bcma/driver_chipcommon_sflash.c b/drivers/bcma/driver_chipcommon_sflash.c index 2c4eec2..a0993fc 100644 --- a/drivers/bcma/driver_chipcommon_sflash.c +++ b/drivers/bcma/driver_chipcommon_sflash.c @@ -12,7 +12,7 @@ static struct resource bcma_sflash_resource = { .name = "bcma_sflash", - .start = BCMA_SFLASH, + .start = BCMA_SOC_FLASH2, .end = 0, .flags = IORESOURCE_MEM | IORESOURCE_READONLY, }; @@ -116,7 +116,7 @@ int bcma_sflash_init(struct bcma_drv_cc *cc) return -ENOTSUPP; } - sflash->window = BCMA_SFLASH; + sflash->window = BCMA_SOC_FLASH2; sflash->blocksize = e->blocksize; sflash->numblocks = e->numblocks; sflash->size = sflash->blocksize * sflash->numblocks; diff --git a/drivers/bcma/driver_mips.c b/drivers/bcma/driver_mips.c index c0fb1d4..d8e2fba 100644 --- a/drivers/bcma/driver_mips.c +++ b/drivers/bcma/driver_mips.c @@ -191,8 +191,8 @@ static void bcma_core_mips_flash_detect(struct bcma_drv_mips *mcore) case BCMA_CC_FLASHT_PARA: bcma_debug(bus, "Found parallel flash\n"); bus->drv_cc.pflash.present = true; - bus->drv_cc.pflash.window = 0x1c000000; - bus->drv_cc.pflash.window_size = 0x02000000; + bus->drv_cc.pflash.window = BCMA_SOC_FLASH2; + bus->drv_cc.pflash.window_size = BCMA_SOC_FLASH2_SZ; if ((bcma_read32(bus->drv_cc.core, BCMA_CC_FLASH_CFG) & BCMA_CC_FLASH_CFG_DS) == 0) diff --git a/include/linux/bcma/bcma_regs.h b/include/linux/bcma/bcma_regs.h index 6c9cb93..7e8104b 100644 --- a/include/linux/bcma/bcma_regs.h +++ b/include/linux/bcma/bcma_regs.h @@ -85,6 +85,9 @@ * (2 ZettaBytes), high 32 bits */ -#define BCMA_SFLASH 0x1c000000 +#define BCMA_SOC_FLASH1 0x1fc00000 /* MIPS Flash Region 1 */ +#define BCMA_SOC_FLASH1_SZ 0x00400000 /* MIPS Size of Flash Region 1 */ +#define BCMA_SOC_FLASH2 0x1c000000 /* Flash Region 2 (region 1 shadowed here) */ +#define BCMA_SOC_FLASH2_SZ 0x02000000 /* Size of Flash Region 2 */ #endif /* LINUX_BCMA_REGS_H_ */ -- cgit v0.10.2 From e661b75a44cc811426ea005c3cb858e45bd73d57 Mon Sep 17 00:00:00 2001 From: Hauke Mehrtens Date: Sat, 29 Sep 2012 20:33:51 +0200 Subject: bcma: mark nflash if it is the boot flash There are some devices which are able to boot from nand flash and other are using a serial flash for booting. Add a bool to indicate that the device is booted from that flash chip and not from some other chip also connected to the SoC. This is needed to find the nvram, as it is stored on the flash the devices booted from. Signed-off-by: Hauke Mehrtens Signed-off-by: John W. Linville diff --git a/drivers/bcma/driver_chipcommon_nflash.c b/drivers/bcma/driver_chipcommon_nflash.c index 9042781..dbda91e 100644 --- a/drivers/bcma/driver_chipcommon_nflash.c +++ b/drivers/bcma/driver_chipcommon_nflash.c @@ -32,6 +32,9 @@ int bcma_nflash_init(struct bcma_drv_cc *cc) } cc->nflash.present = true; + if (cc->core->id.rev == 38 && + (cc->status & BCMA_CC_CHIPST_5357_NAND_BOOT)) + cc->nflash.boot = true; /* Prepare platform device, but don't register it yet. It's too early, * malloc (required by device_private_init) is not available yet. */ diff --git a/include/linux/bcma/bcma_driver_chipcommon.h b/include/linux/bcma/bcma_driver_chipcommon.h index 7999396..145f3c5 100644 --- a/include/linux/bcma/bcma_driver_chipcommon.h +++ b/include/linux/bcma/bcma_driver_chipcommon.h @@ -533,6 +533,7 @@ struct mtd_info; struct bcma_nflash { bool present; + bool boot; /* This is the flash the SoC boots from */ struct mtd_info *mtd; }; -- cgit v0.10.2 From 3c25ddd9655eb35f439d9cf92cea0077ce1d4f2c Mon Sep 17 00:00:00 2001 From: Hauke Mehrtens Date: Sat, 29 Sep 2012 20:33:52 +0200 Subject: bcma: extract drv_cc in bcma_core_mips_flash_detect() This makes the code more readable Signed-off-by: Hauke Mehrtens Signed-off-by: John W. Linville diff --git a/drivers/bcma/driver_mips.c b/drivers/bcma/driver_mips.c index d8e2fba..170822e 100644 --- a/drivers/bcma/driver_mips.c +++ b/drivers/bcma/driver_mips.c @@ -181,34 +181,35 @@ EXPORT_SYMBOL(bcma_cpu_clock); static void bcma_core_mips_flash_detect(struct bcma_drv_mips *mcore) { struct bcma_bus *bus = mcore->core->bus; + struct bcma_drv_cc *cc = &bus->drv_cc; - switch (bus->drv_cc.capabilities & BCMA_CC_CAP_FLASHT) { + switch (cc->capabilities & BCMA_CC_CAP_FLASHT) { case BCMA_CC_FLASHT_STSER: case BCMA_CC_FLASHT_ATSER: bcma_debug(bus, "Found serial flash\n"); - bcma_sflash_init(&bus->drv_cc); + bcma_sflash_init(cc); break; case BCMA_CC_FLASHT_PARA: bcma_debug(bus, "Found parallel flash\n"); - bus->drv_cc.pflash.present = true; - bus->drv_cc.pflash.window = BCMA_SOC_FLASH2; - bus->drv_cc.pflash.window_size = BCMA_SOC_FLASH2_SZ; + cc->pflash.present = true; + cc->pflash.window = BCMA_SOC_FLASH2; + cc->pflash.window_size = BCMA_SOC_FLASH2_SZ; - if ((bcma_read32(bus->drv_cc.core, BCMA_CC_FLASH_CFG) & + if ((bcma_read32(cc->core, BCMA_CC_FLASH_CFG) & BCMA_CC_FLASH_CFG_DS) == 0) - bus->drv_cc.pflash.buswidth = 1; + cc->pflash.buswidth = 1; else - bus->drv_cc.pflash.buswidth = 2; + cc->pflash.buswidth = 2; break; default: bcma_err(bus, "Flash type not supported\n"); } - if (bus->drv_cc.core->id.rev == 38 || + if (cc->core->id.rev == 38 || bus->chipinfo.id == BCMA_CHIP_ID_BCM4706) { - if (bus->drv_cc.capabilities & BCMA_CC_CAP_NFLASH) { + if (cc->capabilities & BCMA_CC_CAP_NFLASH) { bcma_debug(bus, "Found NAND flash\n"); - bcma_nflash_init(&bus->drv_cc); + bcma_nflash_init(cc); } } } -- cgit v0.10.2 From e5c9d7c0757c2e1dcd7e3130b4c3446a7e9236c8 Mon Sep 17 00:00:00 2001 From: Hauke Mehrtens Date: Sat, 29 Sep 2012 20:33:53 +0200 Subject: bcma: add some more flash chips for serial flash Signed-off-by: Hauke Mehrtens Signed-off-by: John W. Linville diff --git a/drivers/bcma/driver_chipcommon_sflash.c b/drivers/bcma/driver_chipcommon_sflash.c index a0993fc..63e6883 100644 --- a/drivers/bcma/driver_chipcommon_sflash.c +++ b/drivers/bcma/driver_chipcommon_sflash.c @@ -31,15 +31,42 @@ struct bcma_sflash_tbl_e { }; static struct bcma_sflash_tbl_e bcma_sflash_st_tbl[] = { - { "", 0x14, 0x10000, 32, }, + { "M25P20", 0x11, 0x10000, 4, }, + { "M25P40", 0x12, 0x10000, 8, }, + + { "M25P16", 0x14, 0x10000, 32, }, + { "M25P32", 0x14, 0x10000, 64, }, + { "M25P64", 0x16, 0x10000, 128, }, + { "M25FL128", 0x17, 0x10000, 256, }, { 0 }, }; static struct bcma_sflash_tbl_e bcma_sflash_sst_tbl[] = { + { "SST25WF512", 1, 0x1000, 16, }, + { "SST25VF512", 0x48, 0x1000, 16, }, + { "SST25WF010", 2, 0x1000, 32, }, + { "SST25VF010", 0x49, 0x1000, 32, }, + { "SST25WF020", 3, 0x1000, 64, }, + { "SST25VF020", 0x43, 0x1000, 64, }, + { "SST25WF040", 4, 0x1000, 128, }, + { "SST25VF040", 0x44, 0x1000, 128, }, + { "SST25VF040B", 0x8d, 0x1000, 128, }, + { "SST25WF080", 5, 0x1000, 256, }, + { "SST25VF080B", 0x8e, 0x1000, 256, }, + { "SST25VF016", 0x41, 0x1000, 512, }, + { "SST25VF032", 0x4a, 0x1000, 1024, }, + { "SST25VF064", 0x4b, 0x1000, 2048, }, { 0 }, }; static struct bcma_sflash_tbl_e bcma_sflash_at_tbl[] = { + { "AT45DB011", 0xc, 256, 512, }, + { "AT45DB021", 0x14, 256, 1024, }, + { "AT45DB041", 0x1c, 256, 2048, }, + { "AT45DB081", 0x24, 256, 4096, }, + { "AT45DB161", 0x2c, 512, 4096, }, + { "AT45DB321", 0x34, 512, 8192, }, + { "AT45DB642", 0x3c, 1024, 8192, }, { 0 }, }; @@ -84,6 +111,8 @@ int bcma_sflash_init(struct bcma_drv_cc *cc) break; } break; + case 0x13: + return -ENOTSUPP; default: for (e = bcma_sflash_st_tbl; e->name; e++) { if (e->id == id) -- cgit v0.10.2 From 54c974984e8840c9e20390ce16e3d9f4ea674499 Mon Sep 17 00:00:00 2001 From: Hauke Mehrtens Date: Sat, 29 Sep 2012 20:36:17 +0200 Subject: ssb: move parallel flash config into an own struct This is a preparing step for adding serial flash support. Signed-off-by: Hauke Mehrtens Signed-off-by: John W. Linville diff --git a/arch/mips/bcm47xx/nvram.c b/arch/mips/bcm47xx/nvram.c index d43ceff..48a4c70 100644 --- a/arch/mips/bcm47xx/nvram.c +++ b/arch/mips/bcm47xx/nvram.c @@ -43,8 +43,8 @@ static void early_nvram_init(void) #ifdef CONFIG_BCM47XX_SSB case BCM47XX_BUS_TYPE_SSB: mcore_ssb = &bcm47xx_bus.ssb.mipscore; - base = mcore_ssb->flash_window; - lim = mcore_ssb->flash_window_size; + base = mcore_ssb->pflash.window; + lim = mcore_ssb->pflash.window_size; break; #endif #ifdef CONFIG_BCM47XX_BCMA diff --git a/arch/mips/bcm47xx/wgt634u.c b/arch/mips/bcm47xx/wgt634u.c index e9f9ec8..e80d585 100644 --- a/arch/mips/bcm47xx/wgt634u.c +++ b/arch/mips/bcm47xx/wgt634u.c @@ -156,10 +156,10 @@ static int __init wgt634u_init(void) SSB_CHIPCO_IRQ_GPIO); } - wgt634u_flash_data.width = mcore->flash_buswidth; - wgt634u_flash_resource.start = mcore->flash_window; - wgt634u_flash_resource.end = mcore->flash_window - + mcore->flash_window_size + wgt634u_flash_data.width = mcore->pflash.buswidth; + wgt634u_flash_resource.start = mcore->pflash.window; + wgt634u_flash_resource.end = mcore->pflash.window + + mcore->pflash.window_size - 1; return platform_add_devices(wgt634u_devices, ARRAY_SIZE(wgt634u_devices)); diff --git a/drivers/ssb/driver_mipscore.c b/drivers/ssb/driver_mipscore.c index c625086..dcad2c4 100644 --- a/drivers/ssb/driver_mipscore.c +++ b/drivers/ssb/driver_mipscore.c @@ -192,9 +192,9 @@ static void ssb_mips_flash_detect(struct ssb_mipscore *mcore) /* When there is no chipcommon on the bus there is 4MB flash */ if (!bus->chipco.dev) { - mcore->flash_buswidth = 2; - mcore->flash_window = SSB_FLASH1; - mcore->flash_window_size = SSB_FLASH1_SZ; + mcore->pflash.buswidth = 2; + mcore->pflash.window = SSB_FLASH1; + mcore->pflash.window_size = SSB_FLASH1_SZ; return; } @@ -206,13 +206,13 @@ static void ssb_mips_flash_detect(struct ssb_mipscore *mcore) break; case SSB_CHIPCO_FLASHT_PARA: pr_debug("Found parallel flash\n"); - mcore->flash_window = SSB_FLASH2; - mcore->flash_window_size = SSB_FLASH2_SZ; + mcore->pflash.window = SSB_FLASH2; + mcore->pflash.window_size = SSB_FLASH2_SZ; if ((ssb_read32(bus->chipco.dev, SSB_CHIPCO_FLASH_CFG) & SSB_CHIPCO_CFG_DS16) == 0) - mcore->flash_buswidth = 1; + mcore->pflash.buswidth = 1; else - mcore->flash_buswidth = 2; + mcore->pflash.buswidth = 2; break; } } diff --git a/include/linux/ssb/ssb_driver_mips.h b/include/linux/ssb/ssb_driver_mips.h index 5f44e97..5d057db 100644 --- a/include/linux/ssb/ssb_driver_mips.h +++ b/include/linux/ssb/ssb_driver_mips.h @@ -13,6 +13,11 @@ struct ssb_serial_port { unsigned int reg_shift; }; +struct ssb_pflash { + u8 buswidth; + u32 window; + u32 window_size; +}; struct ssb_mipscore { struct ssb_device *dev; @@ -20,9 +25,7 @@ struct ssb_mipscore { int nr_serial_ports; struct ssb_serial_port serial_ports[4]; - u8 flash_buswidth; - u32 flash_window; - u32 flash_window_size; + struct ssb_pflash pflash; }; extern void ssb_mipscore_init(struct ssb_mipscore *mcore); -- cgit v0.10.2 From d954162c54ea81cee12acec1ee5fa19214d0de96 Mon Sep 17 00:00:00 2001 From: Hauke Mehrtens Date: Sat, 29 Sep 2012 20:36:18 +0200 Subject: ssb: add attribute to indicate a parallel flash is available Signed-off-by: Hauke Mehrtens Signed-off-by: John W. Linville diff --git a/drivers/ssb/driver_mipscore.c b/drivers/ssb/driver_mipscore.c index dcad2c4..b918ba9 100644 --- a/drivers/ssb/driver_mipscore.c +++ b/drivers/ssb/driver_mipscore.c @@ -192,6 +192,7 @@ static void ssb_mips_flash_detect(struct ssb_mipscore *mcore) /* When there is no chipcommon on the bus there is 4MB flash */ if (!bus->chipco.dev) { + mcore->pflash.present = true; mcore->pflash.buswidth = 2; mcore->pflash.window = SSB_FLASH1; mcore->pflash.window_size = SSB_FLASH1_SZ; @@ -206,6 +207,7 @@ static void ssb_mips_flash_detect(struct ssb_mipscore *mcore) break; case SSB_CHIPCO_FLASHT_PARA: pr_debug("Found parallel flash\n"); + mcore->pflash.present = true; mcore->pflash.window = SSB_FLASH2; mcore->pflash.window_size = SSB_FLASH2_SZ; if ((ssb_read32(bus->chipco.dev, SSB_CHIPCO_FLASH_CFG) diff --git a/include/linux/ssb/ssb_driver_mips.h b/include/linux/ssb/ssb_driver_mips.h index 5d057db..07a9c7a 100644 --- a/include/linux/ssb/ssb_driver_mips.h +++ b/include/linux/ssb/ssb_driver_mips.h @@ -14,6 +14,7 @@ struct ssb_serial_port { }; struct ssb_pflash { + bool present; u8 buswidth; u32 window; u32 window_size; -- cgit v0.10.2 From 017c4c3bdeb4e6c38094eb2330a57370f68f4853 Mon Sep 17 00:00:00 2001 From: Hauke Mehrtens Date: Sat, 29 Sep 2012 20:38:11 +0200 Subject: bcma: use fallback sprom if sprom on card was not valid Sometimes the PCIe card indicates that it has a sprom somewhere and we are able to read the memory region, but it is empty and not valid. In these cases we should try to use the fallback sprom as a last chance. This is the case for the PCIe cards in my ASUS RT-N66U (BCM4706 + 2 times BCM4331) and I have heard of someone having the same problem with an other PCIe card connected to an other Broadcom SoC. Signed-off-by: Hauke Mehrtens Signed-off-by: John W. Linville diff --git a/drivers/bcma/sprom.c b/drivers/bcma/sprom.c index 0d546b6..4adf9ef 100644 --- a/drivers/bcma/sprom.c +++ b/drivers/bcma/sprom.c @@ -595,8 +595,11 @@ int bcma_sprom_get(struct bcma_bus *bus) bcma_chipco_bcm4331_ext_pa_lines_ctl(&bus->drv_cc, true); err = bcma_sprom_valid(sprom); - if (err) + if (err) { + bcma_warn(bus, "invalid sprom read from the PCIe card, try to use fallback sprom\n"); + err = bcma_fill_sprom_with_fallback(bus, &bus->sprom); goto out; + } bcma_sprom_extract_r8(bus, sprom); -- cgit v0.10.2 From dfae714361ba75323914da19eb411aaae53d6af0 Mon Sep 17 00:00:00 2001 From: Hauke Mehrtens Date: Sat, 29 Sep 2012 20:40:18 +0200 Subject: bcma: add an extra pcie core struct The BCM4706 has two PCIe host controller on the bcma bus. For PCIe client mode it is assumed that there is only one PCIe controller so the PCIe driver, like b43 and brcmsmac are accessing the first PCIe controller when they want to issue a operation on the host controller. Signed-off-by: Hauke Mehrtens Signed-off-by: John W. Linville diff --git a/drivers/bcma/driver_pci_host.c b/drivers/bcma/driver_pci_host.c index 9baf886..63172c9 100644 --- a/drivers/bcma/driver_pci_host.c +++ b/drivers/bcma/driver_pci_host.c @@ -452,6 +452,8 @@ void __devinit bcma_core_pci_hostmode_init(struct bcma_drv_pci *pc) pc_host->mem_resource.start = BCMA_SOC_PCI_MEM; pc_host->mem_resource.end = BCMA_SOC_PCI_MEM + BCMA_SOC_PCI_MEM_SZ - 1; + pc_host->io_resource.start = 0x100; + pc_host->io_resource.end = 0x47F; pci_membase_1G = BCMA_SOC_PCIE_DMA_H32; pcicore_write32(pc, BCMA_CORE_PCI_SBTOPCI0, tmp | BCMA_SOC_PCI_MEM); @@ -459,6 +461,8 @@ void __devinit bcma_core_pci_hostmode_init(struct bcma_drv_pci *pc) pc_host->mem_resource.start = BCMA_SOC_PCI1_MEM; pc_host->mem_resource.end = BCMA_SOC_PCI1_MEM + BCMA_SOC_PCI_MEM_SZ - 1; + pc_host->io_resource.start = 0x480; + pc_host->io_resource.end = 0x7FF; pci_membase_1G = BCMA_SOC_PCIE1_DMA_H32; pc_host->host_cfg_addr = BCMA_SOC_PCI1_CFG; pcicore_write32(pc, BCMA_CORE_PCI_SBTOPCI0, diff --git a/drivers/bcma/main.c b/drivers/bcma/main.c index d6b5c4c..7f473cf 100644 --- a/drivers/bcma/main.c +++ b/drivers/bcma/main.c @@ -81,6 +81,18 @@ struct bcma_device *bcma_find_core(struct bcma_bus *bus, u16 coreid) } EXPORT_SYMBOL_GPL(bcma_find_core); +static struct bcma_device *bcma_find_core_unit(struct bcma_bus *bus, u16 coreid, + u8 unit) +{ + struct bcma_device *core; + + list_for_each_entry(core, &bus->cores, list) { + if (core->id.id == coreid && core->core_unit == unit) + return core; + } + return NULL; +} + static void bcma_release_core_dev(struct device *dev) { struct bcma_device *core = container_of(dev, struct bcma_device, dev); @@ -211,10 +223,17 @@ int __devinit bcma_bus_register(struct bcma_bus *bus) } /* Init PCIE core */ - core = bcma_find_core(bus, BCMA_CORE_PCIE); + core = bcma_find_core_unit(bus, BCMA_CORE_PCIE, 0); + if (core) { + bus->drv_pci[0].core = core; + bcma_core_pci_init(&bus->drv_pci[0]); + } + + /* Init PCIE core */ + core = bcma_find_core_unit(bus, BCMA_CORE_PCIE, 1); if (core) { - bus->drv_pci.core = core; - bcma_core_pci_init(&bus->drv_pci); + bus->drv_pci[1].core = core; + bcma_core_pci_init(&bus->drv_pci[1]); } /* Init GBIT MAC COMMON core */ diff --git a/drivers/net/wireless/b43/main.c b/drivers/net/wireless/b43/main.c index 73730e9..7358ea2 100644 --- a/drivers/net/wireless/b43/main.c +++ b/drivers/net/wireless/b43/main.c @@ -4652,7 +4652,7 @@ static int b43_wireless_core_init(struct b43_wldev *dev) switch (dev->dev->bus_type) { #ifdef CONFIG_B43_BCMA case B43_BUS_BCMA: - bcma_core_pci_irq_ctl(&dev->dev->bdev->bus->drv_pci, + bcma_core_pci_irq_ctl(&dev->dev->bdev->bus->drv_pci[0], dev->dev->bdev, true); break; #endif diff --git a/drivers/net/wireless/brcm80211/brcmsmac/aiutils.c b/drivers/net/wireless/brcm80211/brcmsmac/aiutils.c index b89f127..de96290 100644 --- a/drivers/net/wireless/brcm80211/brcmsmac/aiutils.c +++ b/drivers/net/wireless/brcm80211/brcmsmac/aiutils.c @@ -692,7 +692,7 @@ void ai_pci_up(struct si_pub *sih) sii = container_of(sih, struct si_info, pub); if (sii->icbus->hosttype == BCMA_HOSTTYPE_PCI) - bcma_core_pci_extend_L1timer(&sii->icbus->drv_pci, true); + bcma_core_pci_extend_L1timer(&sii->icbus->drv_pci[0], true); } /* Unconfigure and/or apply various WARs when going down */ @@ -703,7 +703,7 @@ void ai_pci_down(struct si_pub *sih) sii = container_of(sih, struct si_info, pub); if (sii->icbus->hosttype == BCMA_HOSTTYPE_PCI) - bcma_core_pci_extend_L1timer(&sii->icbus->drv_pci, false); + bcma_core_pci_extend_L1timer(&sii->icbus->drv_pci[0], false); } /* Enable BT-COEX & Ex-PA for 4313 */ diff --git a/drivers/net/wireless/brcm80211/brcmsmac/main.c b/drivers/net/wireless/brcm80211/brcmsmac/main.c index 75086b3..565c15a 100644 --- a/drivers/net/wireless/brcm80211/brcmsmac/main.c +++ b/drivers/net/wireless/brcm80211/brcmsmac/main.c @@ -5077,7 +5077,7 @@ static int brcms_b_up_prep(struct brcms_hardware *wlc_hw) * Configure pci/pcmcia here instead of in brcms_c_attach() * to allow mfg hotswap: down, hotswap (chip power cycle), up. */ - bcma_core_pci_irq_ctl(&wlc_hw->d11core->bus->drv_pci, wlc_hw->d11core, + bcma_core_pci_irq_ctl(&wlc_hw->d11core->bus->drv_pci[0], wlc_hw->d11core, true); /* diff --git a/include/linux/bcma/bcma.h b/include/linux/bcma/bcma.h index 4180eb7..fd15d98 100644 --- a/include/linux/bcma/bcma.h +++ b/include/linux/bcma/bcma.h @@ -251,7 +251,7 @@ struct bcma_bus { u8 num; struct bcma_drv_cc drv_cc; - struct bcma_drv_pci drv_pci; + struct bcma_drv_pci drv_pci[2]; struct bcma_drv_mips drv_mips; struct bcma_drv_gmac_cmn drv_gmac_cmn; -- cgit v0.10.2 From 78b1775ba03c2edcc8d765dd53a7e171b18e79ac Mon Sep 17 00:00:00 2001 From: Sujith Manoharan Date: Sun, 30 Sep 2012 09:03:20 +0530 Subject: ath9k: Use a helper routine for MCI/FTP tuning Signed-off-by: Sujith Manoharan Signed-off-by: John W. Linville diff --git a/drivers/net/wireless/ath/ath9k/gpio.c b/drivers/net/wireless/ath/ath9k/gpio.c index d9ed141..334c98d 100644 --- a/drivers/net/wireless/ath/ath9k/gpio.c +++ b/drivers/net/wireless/ath/ath9k/gpio.c @@ -187,6 +187,25 @@ static void ath9k_gen_timer_stop(struct ath_hw *ah, struct ath_gen_timer *timer) } } +static void ath_mci_ftp_adjust(struct ath_softc *sc) +{ + struct ath_btcoex *btcoex = &sc->btcoex; + struct ath_mci_profile *mci = &btcoex->mci; + struct ath_hw *ah = sc->sc_ah; + + btcoex->bt_wait_time += btcoex->btcoex_period; + if (btcoex->bt_wait_time > ATH_BTCOEX_RX_WAIT_TIME) { + if (ar9003_mci_state(ah, MCI_STATE_NEED_FTP_STOMP) && + (mci->num_pan || mci->num_other_acl)) + ah->btcoex_hw.mci.stomp_ftp = + (sc->rx.num_pkts < ATH_BTCOEX_STOMP_FTP_THRESH); + else + ah->btcoex_hw.mci.stomp_ftp = false; + btcoex->bt_wait_time = 0; + sc->rx.num_pkts = 0; + } +} + /* * This is the master bt coex timer which runs for every * 45ms, bt traffic will be given priority during 55% of this @@ -197,7 +216,6 @@ static void ath_btcoex_period_timer(unsigned long data) struct ath_softc *sc = (struct ath_softc *) data; struct ath_hw *ah = sc->sc_ah; struct ath_btcoex *btcoex = &sc->btcoex; - struct ath_mci_profile *mci = &btcoex->mci; u32 timer_period; bool is_btscan; unsigned long flags; @@ -214,17 +232,8 @@ static void ath_btcoex_period_timer(unsigned long data) ath_detect_bt_priority(sc); is_btscan = test_bit(BT_OP_SCAN, &btcoex->op_flags); - btcoex->bt_wait_time += btcoex->btcoex_period; - if (btcoex->bt_wait_time > ATH_BTCOEX_RX_WAIT_TIME) { - if (ar9003_mci_state(ah, MCI_STATE_NEED_FTP_STOMP) && - (mci->num_pan || mci->num_other_acl)) - ah->btcoex_hw.mci.stomp_ftp = - (sc->rx.num_pkts < ATH_BTCOEX_STOMP_FTP_THRESH); - else - ah->btcoex_hw.mci.stomp_ftp = false; - btcoex->bt_wait_time = 0; - sc->rx.num_pkts = 0; - } + if (ah->caps.hw_caps & ATH9K_HW_CAP_MCI) + ath_mci_ftp_adjust(sc); spin_lock_bh(&btcoex->btcoex_lock); -- cgit v0.10.2 From 750f32cf0a6e2a4d798e09da4079ede7d1721e54 Mon Sep 17 00:00:00 2001 From: Sujith Manoharan Date: Sun, 30 Sep 2012 09:03:37 +0530 Subject: ath9k: Fix BT_OP_SCAN usage BT_OP_SCAN is applicable only for pre-MCI WLAN/BT combo chips and using it for MCI-based cards is incorrect. Fix this by cleaning up its usage. Signed-off-by: Sujith Manoharan Signed-off-by: John W. Linville diff --git a/drivers/net/wireless/ath/ath9k/gpio.c b/drivers/net/wireless/ath/ath9k/gpio.c index 334c98d..bf4fb7d 100644 --- a/drivers/net/wireless/ath/ath9k/gpio.c +++ b/drivers/net/wireless/ath/ath9k/gpio.c @@ -216,8 +216,8 @@ static void ath_btcoex_period_timer(unsigned long data) struct ath_softc *sc = (struct ath_softc *) data; struct ath_hw *ah = sc->sc_ah; struct ath_btcoex *btcoex = &sc->btcoex; + enum ath_stomp_type stomp_type; u32 timer_period; - bool is_btscan; unsigned long flags; spin_lock_irqsave(&sc->sc_pm_lock, flags); @@ -228,19 +228,28 @@ static void ath_btcoex_period_timer(unsigned long data) spin_unlock_irqrestore(&sc->sc_pm_lock, flags); ath9k_ps_wakeup(sc); + if (!(ah->caps.hw_caps & ATH9K_HW_CAP_MCI)) ath_detect_bt_priority(sc); - is_btscan = test_bit(BT_OP_SCAN, &btcoex->op_flags); if (ah->caps.hw_caps & ATH9K_HW_CAP_MCI) ath_mci_ftp_adjust(sc); spin_lock_bh(&btcoex->btcoex_lock); - ath9k_hw_btcoex_bt_stomp(ah, is_btscan ? ATH_BTCOEX_STOMP_ALL : - btcoex->bt_stomp_type); + stomp_type = btcoex->bt_stomp_type; + timer_period = btcoex->btcoex_no_stomp; + + if (!(ah->caps.hw_caps & ATH9K_HW_CAP_MCI)) { + if (test_bit(BT_OP_SCAN, &btcoex->op_flags)) { + stomp_type = ATH_BTCOEX_STOMP_ALL; + timer_period = btcoex->btscan_no_stomp; + } + } + ath9k_hw_btcoex_bt_stomp(ah, stomp_type); ath9k_hw_btcoex_enable(ah); + spin_unlock_bh(&btcoex->btcoex_lock); /* @@ -252,17 +261,16 @@ static void ath_btcoex_period_timer(unsigned long data) if (btcoex->hw_timer_enabled) ath9k_gen_timer_stop(ah, btcoex->no_stomp_timer); - timer_period = is_btscan ? btcoex->btscan_no_stomp : - btcoex->btcoex_no_stomp; ath9k_gen_timer_start(ah, btcoex->no_stomp_timer, timer_period, timer_period * 10); btcoex->hw_timer_enabled = true; } ath9k_ps_restore(sc); + skip_hw_wakeup: - timer_period = btcoex->btcoex_period; - mod_timer(&btcoex->period_timer, jiffies + msecs_to_jiffies(timer_period)); + mod_timer(&btcoex->period_timer, + jiffies + msecs_to_jiffies(btcoex->btcoex_period)); } /* @@ -282,7 +290,8 @@ static void ath_btcoex_no_stomp_timer(void *arg) spin_lock_bh(&btcoex->btcoex_lock); if (btcoex->bt_stomp_type == ATH_BTCOEX_STOMP_LOW || - test_bit(BT_OP_SCAN, &btcoex->op_flags)) + (!(ah->caps.hw_caps & ATH9K_HW_CAP_MCI) && + test_bit(BT_OP_SCAN, &btcoex->op_flags))) ath9k_hw_btcoex_bt_stomp(ah, ATH_BTCOEX_STOMP_NONE); else if (btcoex->bt_stomp_type == ATH_BTCOEX_STOMP_ALL) ath9k_hw_btcoex_bt_stomp(ah, ATH_BTCOEX_STOMP_LOW); -- cgit v0.10.2 From f255b9cccaeaa03ef6e58f7762bf7249b3dd7ea2 Mon Sep 17 00:00:00 2001 From: Peter Senna Tschudin Date: Wed, 10 Oct 2012 18:38:17 +0200 Subject: ath/ath9k/ar9003_eeprom.c: Remove semicolon after if This patch remove a semicolon after if(...) that is preventing the error check to work correctly. Removing this semicolon will change the code behavior, but this is intended. The semantic patch that finds this problem is as follows: (http://coccinelle.lip6.fr/) // @r1@ position p; @@ if (...);@p @script:python@ p0 << r1.p; @@ // Emacs org-mode output cocci.print_main("", p0) cocci.print_secs("", p0) // Signed-off-by: Peter Senna Tschudin Signed-off-by: John W. Linville diff --git a/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c b/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c index 5bbe505..189aeb2 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c +++ b/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c @@ -2989,7 +2989,7 @@ static u32 ath9k_hw_ar9300_get_eeprom(struct ath_hw *ah, case EEP_PAPRD: if (AR_SREV_9462(ah)) return false; - if (!ah->config.enable_paprd); + if (!ah->config.enable_paprd) return false; return !!(pBase->featureEnable & BIT(5)); case EEP_CHAIN_MASK_REDUCE: -- cgit v0.10.2 From 2b4766c3008aa99a60415a6f321ac0dad94852f1 Mon Sep 17 00:00:00 2001 From: Hauke Mehrtens Date: Mon, 1 Oct 2012 00:12:54 +0200 Subject: bcma: do not initialize deactivated PCIe cores Before it was tried to initialize the deactivated PCIe core in client mode, but this causes the SoC to hang. Just do not initialize it at all and ignore the core it is not working and nothing is connected to it when the specific bit is set in the boardflags. Signed-off-by: Hauke Mehrtens Signed-off-by: John W. Linville diff --git a/drivers/bcma/driver_pci_host.c b/drivers/bcma/driver_pci_host.c index 63172c9..e564495 100644 --- a/drivers/bcma/driver_pci_host.c +++ b/drivers/bcma/driver_pci_host.c @@ -35,11 +35,6 @@ bool __devinit bcma_core_pci_is_in_hostmode(struct bcma_drv_pci *pc) chipid_top != 0x5300) return false; - if (bus->sprom.boardflags_lo & BCMA_CORE_PCI_BFL_NOPCI) { - bcma_info(bus, "This PCI core is disabled and not working\n"); - return false; - } - bcma_core_enable(pc->core, 0); return !mips_busprobe32(tmp, pc->core->io_addr); @@ -396,6 +391,11 @@ void __devinit bcma_core_pci_hostmode_init(struct bcma_drv_pci *pc) bcma_info(bus, "PCIEcore in host mode found\n"); + if (bus->sprom.boardflags_lo & BCMA_CORE_PCI_BFL_NOPCI) { + bcma_info(bus, "This PCIE core is disabled and not working\n"); + return; + } + pc_host = kzalloc(sizeof(*pc_host), GFP_KERNEL); if (!pc_host) { bcma_err(bus, "can not allocate memory"); -- cgit v0.10.2 From 264e989a0b347c61bd3258063eac8b86f55ff037 Mon Sep 17 00:00:00 2001 From: Dan Carpenter Date: Tue, 2 Oct 2012 11:32:34 +0300 Subject: orinoco_usb: clean up some signedness issues In ezusb_read_ltv() we had a comparison "(bufsize < 0)" which was never true because bufsize was unsigned. I looked at the implications of that. If we passed a negative number to ezusb_access_ltv() then it would be used as the size parameter of the memcpy() because that function uses min_t(int, exp_len, ans_size). But fortunately when I looked at the callers, bufsize is not controlled by the user and it's never negative. So these signedness mistakes have no impact. I removed the always false check from ezusb_read_ltv() and I changed the types in ezusb_access_ltv() and made the variables unsigned. Signed-off-by: Dan Carpenter Signed-off-by: John W. Linville diff --git a/drivers/net/wireless/orinoco/orinoco_usb.c b/drivers/net/wireless/orinoco/orinoco_usb.c index 7f53cea2..01624dc 100644 --- a/drivers/net/wireless/orinoco/orinoco_usb.c +++ b/drivers/net/wireless/orinoco/orinoco_usb.c @@ -865,7 +865,7 @@ static int ezusb_firmware_download(struct ezusb_priv *upriv, static int ezusb_access_ltv(struct ezusb_priv *upriv, struct request_context *ctx, u16 length, const void *data, u16 frame_type, - void *ans_buff, int ans_size, u16 *ans_length) + void *ans_buff, unsigned ans_size, u16 *ans_length) { int req_size; int retval = 0; @@ -933,7 +933,7 @@ static int ezusb_access_ltv(struct ezusb_priv *upriv, } if (ctx->in_rid) { struct ezusb_packet *ans = ctx->buf; - int exp_len; + unsigned exp_len; if (ans->hermes_len != 0) exp_len = le16_to_cpu(ans->hermes_len) * 2 + 12; @@ -949,8 +949,7 @@ static int ezusb_access_ltv(struct ezusb_priv *upriv, } if (ans_buff) - memcpy(ans_buff, ans->data, - min_t(int, exp_len, ans_size)); + memcpy(ans_buff, ans->data, min(exp_len, ans_size)); if (ans_length) *ans_length = le16_to_cpu(ans->hermes_len); } @@ -995,7 +994,7 @@ static int ezusb_read_ltv(struct hermes *hw, int bap, u16 rid, struct ezusb_priv *upriv = hw->priv; struct request_context *ctx; - if ((bufsize < 0) || (bufsize % 2)) + if (bufsize % 2) return -EINVAL; ctx = ezusb_alloc_ctx(upriv, rid, rid); -- cgit v0.10.2 From ed9f0ed3b977f480a35ea3d3e9d966d89724185e Mon Sep 17 00:00:00 2001 From: Andy Shevchenko Date: Tue, 2 Oct 2012 17:19:44 +0300 Subject: rtlwifi: rtl8192ce: rtl8192cu: use %*phC to dump small buffers The patch changes a bit trace output format in the rtl_cam_program_entry() to print prefix and the actual data on the same line. Moreover the %*phC outputs each byte as 2 hex digits, which is slightly different to the original %x. Signed-off-by: Andy Shevchenko ACKed-by: Larry Finger Signed-off-by: John W. Linville diff --git a/drivers/net/wireless/rtlwifi/cam.c b/drivers/net/wireless/rtlwifi/cam.c index 5b4b4d4..ca69e35 100644 --- a/drivers/net/wireless/rtlwifi/cam.c +++ b/drivers/net/wireless/rtlwifi/cam.c @@ -52,11 +52,8 @@ static void rtl_cam_program_entry(struct ieee80211_hw *hw, u32 entry_no, u32 target_content = 0; u8 entry_i; - RT_TRACE(rtlpriv, COMP_SEC, DBG_LOUD, - "key_cont_128:\n %x:%x:%x:%x:%x:%x\n", - key_cont_128[0], key_cont_128[1], - key_cont_128[2], key_cont_128[3], - key_cont_128[4], key_cont_128[5]); + RT_TRACE(rtlpriv, COMP_SEC, DBG_LOUD, "key_cont_128: %6phC\n", + key_cont_128); for (entry_i = 0; entry_i < CAM_CONTENT_COUNT; entry_i++) { target_command = entry_i + CAM_CONTENT_COUNT * entry_no; diff --git a/drivers/net/wireless/rtlwifi/rtl8192ce/hw.c b/drivers/net/wireless/rtlwifi/rtl8192ce/hw.c index 86d73b3..038c02c 100644 --- a/drivers/net/wireless/rtlwifi/rtl8192ce/hw.c +++ b/drivers/net/wireless/rtlwifi/rtl8192ce/hw.c @@ -1918,10 +1918,8 @@ static void rtl92ce_update_hal_rate_mask(struct ieee80211_hw *hw, (ratr_index << 28); rate_mask[4] = macid | (shortgi ? 0x20 : 0x00) | 0x80; RT_TRACE(rtlpriv, COMP_RATR, DBG_DMESG, - "Rate_index:%x, ratr_val:%x, %x:%x:%x:%x:%x\n", - ratr_index, ratr_bitmap, - rate_mask[0], rate_mask[1], rate_mask[2], rate_mask[3], - rate_mask[4]); + "Rate_index:%x, ratr_val:%x, %5phC\n", + ratr_index, ratr_bitmap, rate_mask); rtl92c_fill_h2c_cmd(hw, H2C_RA_MASK, 5, rate_mask); if (macid != 0) diff --git a/drivers/net/wireless/rtlwifi/rtl8192cu/hw.c b/drivers/net/wireless/rtlwifi/rtl8192cu/hw.c index 4bbb711..7d36a94 100644 --- a/drivers/net/wireless/rtlwifi/rtl8192cu/hw.c +++ b/drivers/net/wireless/rtlwifi/rtl8192cu/hw.c @@ -2169,10 +2169,8 @@ void rtl92cu_update_hal_rate_mask(struct ieee80211_hw *hw, u8 rssi_level) ratr_index << 28); rate_mask[4] = macid | (shortgi ? 0x20 : 0x00) | 0x80; RT_TRACE(rtlpriv, COMP_RATR, DBG_DMESG, - "Rate_index:%x, ratr_val:%x, %x:%x:%x:%x:%x\n", - ratr_index, ratr_bitmap, - rate_mask[0], rate_mask[1], rate_mask[2], rate_mask[3], - rate_mask[4]); + "Rate_index:%x, ratr_val:%x, %5phC\n", + ratr_index, ratr_bitmap, rate_mask); rtl92c_fill_h2c_cmd(hw, H2C_RA_MASK, 5, rate_mask); } -- cgit v0.10.2 From 037fd9b6473393c35a31f0c43e26eb7e874e901d Mon Sep 17 00:00:00 2001 From: Sven Eckelmann Date: Thu, 4 Oct 2012 19:43:15 +0200 Subject: ath_hw: Use common REG_WRITE parameter order All defines for REG_WRITE in Atheros wireless drivers use the order "ah", "register" and "value". hw.c is the only file using the order "ah", "value" and "register". drivers/net/wireless/ath/ath9k/hw.h:#define REG_WRITE(_ah, _reg, _val) \ drivers/net/wireless/ath/key.c:#define REG_WRITE(_ah, _reg, _val) (common->ops->write)(_ah, _val, _reg) This inconsistent definition can easily lead to implementation errors. The modification doesn't change the behavior of the driver or the generated code. Signed-off-by: Sven Eckelmann Signed-off-by: Simon Wunderlich Acked-by: Luis R. Rodriguez Signed-off-by: John W. Linville diff --git a/drivers/net/wireless/ath/hw.c b/drivers/net/wireless/ath/hw.c index 19befb3..39e8a59 100644 --- a/drivers/net/wireless/ath/hw.c +++ b/drivers/net/wireless/ath/hw.c @@ -20,8 +20,8 @@ #include "ath.h" #include "reg.h" -#define REG_READ (common->ops->read) -#define REG_WRITE (common->ops->write) +#define REG_READ (common->ops->read) +#define REG_WRITE(_ah, _reg, _val) (common->ops->write)(_ah, _val, _reg) /** * ath_hw_set_bssid_mask - filter out bssids we listen @@ -119,8 +119,8 @@ void ath_hw_setbssidmask(struct ath_common *common) { void *ah = common->ah; - REG_WRITE(ah, get_unaligned_le32(common->bssidmask), AR_BSSMSKL); - REG_WRITE(ah, get_unaligned_le16(common->bssidmask + 4), AR_BSSMSKU); + REG_WRITE(ah, AR_BSSMSKL, get_unaligned_le32(common->bssidmask)); + REG_WRITE(ah, AR_BSSMSKU, get_unaligned_le16(common->bssidmask + 4)); } EXPORT_SYMBOL(ath_hw_setbssidmask); @@ -139,7 +139,7 @@ void ath_hw_cycle_counters_update(struct ath_common *common) void *ah = common->ah; /* freeze */ - REG_WRITE(ah, AR_MIBC_FMC, AR_MIBC); + REG_WRITE(ah, AR_MIBC, AR_MIBC_FMC); /* read */ cycles = REG_READ(ah, AR_CCCNT); @@ -148,13 +148,13 @@ void ath_hw_cycle_counters_update(struct ath_common *common) tx = REG_READ(ah, AR_TFCNT); /* clear */ - REG_WRITE(ah, 0, AR_CCCNT); - REG_WRITE(ah, 0, AR_RFCNT); - REG_WRITE(ah, 0, AR_RCCNT); - REG_WRITE(ah, 0, AR_TFCNT); + REG_WRITE(ah, AR_CCCNT, 0); + REG_WRITE(ah, AR_RFCNT, 0); + REG_WRITE(ah, AR_RCCNT, 0); + REG_WRITE(ah, AR_TFCNT, 0); /* unfreeze */ - REG_WRITE(ah, 0, AR_MIBC); + REG_WRITE(ah, AR_MIBC, 0); /* update all cycle counters here */ common->cc_ani.cycles += cycles; -- cgit v0.10.2 From cee2c7315f60beeff6137ee59e99acc77d636eeb Mon Sep 17 00:00:00 2001 From: Stanislaw Gruszka Date: Fri, 5 Oct 2012 13:44:09 +0200 Subject: rt2800: use BBP_R1 for setting tx power TX power delta can be negative. TX_PWR_CFG_ registers allow to set delta only in range between 0 dBm and 15 dBm (4 bits for each rate). Se we need to use BBP_R1 to configure negative deltas. Not utilize +6 dBm increasing BBP_R1 option for safety reason. For now, this can be used for devices, which export maximum allowed TX power value. Signed-off-by: Stanislaw Gruszka Acked-by: Helmut Schaa Acked-by: Gertjan van Wingerde Acked-by: Ivo van Doorn Signed-off-by: John W. Linville diff --git a/drivers/net/wireless/rt2x00/rt2800lib.c b/drivers/net/wireless/rt2x00/rt2800lib.c index 01dc889..934dd9d 100644 --- a/drivers/net/wireless/rt2x00/rt2800lib.c +++ b/drivers/net/wireless/rt2x00/rt2800lib.c @@ -2570,13 +2570,10 @@ static void rt2800_config_txpower(struct rt2x00_dev *rt2x00dev, enum ieee80211_band band, int power_level) { - u8 txpower; + u8 txpower, r1; u16 eeprom; - int i, is_rate_b; - u32 reg; - u8 r1; - u32 offset; - int delta; + u32 reg, offset; + int i, is_rate_b, delta, power_ctrl; /* * Calculate HT40 compensation delta @@ -2589,10 +2586,24 @@ static void rt2800_config_txpower(struct rt2x00_dev *rt2x00dev, delta += rt2800_get_gain_calibration_delta(rt2x00dev); /* - * set to normal bbp tx power control mode: +/- 0dBm + * BBP_R1 controls TX power for all rates, it allow to set the following + * gains -12, -6, 0, +6 dBm by setting values 2, 1, 0, 3 respectively. + * + * TODO: we do not use +6 dBm option to do not increase power beyond + * regulatory limit, however this could be utilized for devices with + * CAPABILITY_POWER_LIMIT. */ rt2800_bbp_read(rt2x00dev, 1, &r1); - rt2x00_set_field8(&r1, BBP1_TX_POWER_CTRL, 0); + if (delta <= -12) { + power_ctrl = 2; + delta += 12; + } else if (delta <= -6) { + power_ctrl = 1; + delta += 6; + } else { + power_ctrl = 0; + } + rt2x00_set_field8(&r1, BBP1_TX_POWER_CTRL, power_ctrl); rt2800_bbp_write(rt2x00dev, 1, r1); offset = TX_PWR_CFG_0; -- cgit v0.10.2 From 19f3fa248174b2611d47229db847427092c1849f Mon Sep 17 00:00:00 2001 From: Stanislaw Gruszka Date: Fri, 5 Oct 2012 13:44:10 +0200 Subject: rt2800: limit TX_PWR_CFG_ values to 0xc Based on AsicAdjustTxPower function from vendor driver (2011_0719_RT3070_RT3370_RT5370_RT5372_Linux_STA_V2.5.0.3_DPO) limit per rate TX power values we program into TX_PWR_CFG_ registers. Note that on some configurations (devices/rates) is allowed to use bigger values than 0xc, but we use safe maximum value for now. Further work need to be done to allow use bigger values than 0xc. Signed-off-by: Stanislaw Gruszka Acked-by: Gertjan van Wingerde Acked-by: Ivo van Doorn Signed-off-by: John W. Linville diff --git a/drivers/net/wireless/rt2x00/rt2800lib.c b/drivers/net/wireless/rt2x00/rt2800lib.c index 934dd9d..6bbd602 100644 --- a/drivers/net/wireless/rt2x00/rt2800lib.c +++ b/drivers/net/wireless/rt2x00/rt2800lib.c @@ -2563,7 +2563,8 @@ static u8 rt2800_compensate_txpower(struct rt2x00_dev *rt2x00dev, int is_rate_b, } else reg_limit = 0; - return txpower + delta - reg_limit; + txpower = max(0, txpower + delta - reg_limit); + return min_t(u8, txpower, 0xc); } static void rt2800_config_txpower(struct rt2x00_dev *rt2x00dev, -- cgit v0.10.2 From de2493c58573214b0cc235c32f9ac59aa8a89c44 Mon Sep 17 00:00:00 2001 From: Stanislaw Gruszka Date: Fri, 5 Oct 2012 13:44:11 +0200 Subject: rt2800: compensate tx power also for non 11b rates on 2GHz We skip compensate calculation for non 11b rates on 2.4GHz band. I do not see that on vendor driver (2011_0719_RT3070_RT3370_RT5370_RT5372_Linux_STA_V2.5.0.3_DPO). Signed-off-by: Stanislaw Gruszka Acked-by: Helmut Schaa Acked-by: Gertjan van Wingerde Acked-by: Ivo van Doorn Signed-off-by: John W. Linville diff --git a/drivers/net/wireless/rt2x00/rt2800lib.c b/drivers/net/wireless/rt2x00/rt2800lib.c index 6bbd602..2db6842 100644 --- a/drivers/net/wireless/rt2x00/rt2800lib.c +++ b/drivers/net/wireless/rt2x00/rt2800lib.c @@ -2531,9 +2531,6 @@ static u8 rt2800_compensate_txpower(struct rt2x00_dev *rt2x00dev, int is_rate_b, u8 eirp_txpower_criterion; u8 reg_limit; - if (!((band == IEEE80211_BAND_5GHZ) && is_rate_b)) - return txpower; - if (test_bit(CAPABILITY_POWER_LIMIT, &rt2x00dev->cap_flags)) { /* * Check if eirp txpower exceed txpower_limit. -- cgit v0.10.2 From d9bceaeb174fe70c62933e1bf608500c614c5130 Mon Sep 17 00:00:00 2001 From: Stanislaw Gruszka Date: Fri, 5 Oct 2012 13:44:12 +0200 Subject: rt2800: use eeprom OFDM 6M TX power as criterion Don use TX_PWR_CFG_0 register value of OFDM 6M tx power as criterion since it can be changed. The same do vendor driver (see AsicAdjustSingleSkuTxPower and AsicGetTxPowerOffset functions from 2011_0719_RT3070_RT3370_RT5370_RT5372_Linux_STA_V2.5.0.3_DPO). Signed-off-by: Stanislaw Gruszka Acked-by: Gertjan van Wingerde Acked-by: Ivo van Doorn Signed-off-by: John W. Linville diff --git a/drivers/net/wireless/rt2x00/rt2800lib.c b/drivers/net/wireless/rt2x00/rt2800lib.c index 2db6842..b5e646f 100644 --- a/drivers/net/wireless/rt2x00/rt2800lib.c +++ b/drivers/net/wireless/rt2x00/rt2800lib.c @@ -2524,7 +2524,6 @@ static u8 rt2800_compensate_txpower(struct rt2x00_dev *rt2x00dev, int is_rate_b, enum ieee80211_band band, int power_level, u8 txpower, int delta) { - u32 reg; u16 eeprom; u8 criterion; u8 eirp_txpower; @@ -2539,11 +2538,13 @@ static u8 rt2800_compensate_txpower(struct rt2x00_dev *rt2x00dev, int is_rate_b, * .11b data rate need add additional 4dbm * when calculating eirp txpower. */ - rt2800_register_read(rt2x00dev, TX_PWR_CFG_0, ®); - criterion = rt2x00_get_field32(reg, TX_PWR_CFG_0_6MBS); + rt2x00_eeprom_read(rt2x00dev, EEPROM_TXPOWER_BYRATE + 1, + &eeprom); + criterion = rt2x00_get_field16(eeprom, + EEPROM_TXPOWER_BYRATE_RATE0); - rt2x00_eeprom_read(rt2x00dev, - EEPROM_EIRP_MAX_TX_POWER, &eeprom); + rt2x00_eeprom_read(rt2x00dev, EEPROM_EIRP_MAX_TX_POWER, + &eeprom); if (band == IEEE80211_BAND_2GHZ) eirp_txpower_criterion = rt2x00_get_field16(eeprom, -- cgit v0.10.2 From 146c3b0ccd09dbd21f7dd6c9ed10094cb91f9a2d Mon Sep 17 00:00:00 2001 From: Stanislaw Gruszka Date: Fri, 5 Oct 2012 13:44:13 +0200 Subject: rt2800: pass channel pointer to rt2800_config_txpower Preparation for use regulatory max channel power in TX power delta calculations. Signed-off-by: Stanislaw Gruszka Acked-by: Gertjan van Wingerde Acked-by: Ivo van Doorn Signed-off-by: John W. Linville diff --git a/drivers/net/wireless/rt2x00/rt2800lib.c b/drivers/net/wireless/rt2x00/rt2800lib.c index b5e646f..7110e1f 100644 --- a/drivers/net/wireless/rt2x00/rt2800lib.c +++ b/drivers/net/wireless/rt2x00/rt2800lib.c @@ -2566,13 +2566,14 @@ static u8 rt2800_compensate_txpower(struct rt2x00_dev *rt2x00dev, int is_rate_b, } static void rt2800_config_txpower(struct rt2x00_dev *rt2x00dev, - enum ieee80211_band band, + struct ieee80211_channel *chan, int power_level) { u8 txpower, r1; u16 eeprom; u32 reg, offset; int i, is_rate_b, delta, power_ctrl; + enum ieee80211_band band = chan->band; /* * Calculate HT40 compensation delta @@ -2720,7 +2721,7 @@ static void rt2800_config_txpower(struct rt2x00_dev *rt2x00dev, void rt2800_gain_calibration(struct rt2x00_dev *rt2x00dev) { - rt2800_config_txpower(rt2x00dev, rt2x00dev->curr_band, + rt2800_config_txpower(rt2x00dev, rt2x00dev->hw->conf.channel, rt2x00dev->tx_power); } EXPORT_SYMBOL_GPL(rt2800_gain_calibration); @@ -2855,11 +2856,11 @@ void rt2800_config(struct rt2x00_dev *rt2x00dev, if (flags & IEEE80211_CONF_CHANGE_CHANNEL) { rt2800_config_channel(rt2x00dev, libconf->conf, &libconf->rf, &libconf->channel); - rt2800_config_txpower(rt2x00dev, libconf->conf->channel->band, + rt2800_config_txpower(rt2x00dev, libconf->conf->channel, libconf->conf->power_level); } if (flags & IEEE80211_CONF_CHANGE_POWER) - rt2800_config_txpower(rt2x00dev, libconf->conf->channel->band, + rt2800_config_txpower(rt2x00dev, libconf->conf->channel, libconf->conf->power_level); if (flags & IEEE80211_CONF_CHANGE_RETRY_LIMITS) rt2800_config_retry_limit(rt2x00dev, libconf); -- cgit v0.10.2 From 1e4cf249a43da5c441c1025aca588ca65185fb61 Mon Sep 17 00:00:00 2001 From: Stanislaw Gruszka Date: Fri, 5 Oct 2012 13:44:14 +0200 Subject: rt2800: allow to reduce tx power on devices not exporting power limit Some rt2800 devices don't have their calibrated max eirp tx power in their calibration data. For those devices reduce tx power according to difference between regulatory max channel power and requested tx power. This patch is based on Helmut Schaa work. Signed-off-by: Stanislaw Gruszka Acked-by: Gertjan van Wingerde Acked-by: Ivo van Doorn Acked-by: Helmut Schaa Signed-off-by: John W. Linville diff --git a/drivers/net/wireless/rt2x00/rt2800lib.c b/drivers/net/wireless/rt2x00/rt2800lib.c index 7110e1f..3e059b6 100644 --- a/drivers/net/wireless/rt2x00/rt2800lib.c +++ b/drivers/net/wireless/rt2x00/rt2800lib.c @@ -2520,6 +2520,27 @@ static int rt2800_get_txpower_bw_comp(struct rt2x00_dev *rt2x00dev, return comp_value; } +static int rt2800_get_txpower_reg_delta(struct rt2x00_dev *rt2x00dev, + int power_level, int max_power) +{ + int delta; + + if (test_bit(CAPABILITY_POWER_LIMIT, &rt2x00dev->cap_flags)) + return 0; + + /* + * XXX: We don't know the maximum transmit power of our hardware since + * the EEPROM doesn't expose it. We only know that we are calibrated + * to 100% tx power. + * + * Hence, we assume the regulatory limit that cfg80211 calulated for + * the current channel is our maximum and if we are requested to lower + * the value we just reduce our tx power accordingly. + */ + delta = power_level - max_power; + return min(delta, 0); +} + static u8 rt2800_compensate_txpower(struct rt2x00_dev *rt2x00dev, int is_rate_b, enum ieee80211_band band, int power_level, u8 txpower, int delta) @@ -2586,6 +2607,12 @@ static void rt2800_config_txpower(struct rt2x00_dev *rt2x00dev, delta += rt2800_get_gain_calibration_delta(rt2x00dev); /* + * Apply regulatory delta. + */ + delta += rt2800_get_txpower_reg_delta(rt2x00dev, power_level, + chan->max_power); + + /* * BBP_R1 controls TX power for all rates, it allow to set the following * gains -12, -6, 0, +6 dBm by setting values 2, 1, 0, 3 respectively. * -- cgit v0.10.2 From 7a66205a218c4b22ced8b3326ab925136b160b01 Mon Sep 17 00:00:00 2001 From: Stanislaw Gruszka Date: Fri, 5 Oct 2012 13:44:15 +0200 Subject: rt2800: comment tx power settings Signed-off-by: Stanislaw Gruszka Acked-by: Gertjan van Wingerde Acked-by: Ivo van Doorn Acked-by: Helmut Schaa Signed-off-by: John W. Linville diff --git a/drivers/net/wireless/rt2x00/rt2800lib.c b/drivers/net/wireless/rt2x00/rt2800lib.c index 3e059b6..3bc206d 100644 --- a/drivers/net/wireless/rt2x00/rt2800lib.c +++ b/drivers/net/wireless/rt2x00/rt2800lib.c @@ -2586,6 +2586,15 @@ static u8 rt2800_compensate_txpower(struct rt2x00_dev *rt2x00dev, int is_rate_b, return min_t(u8, txpower, 0xc); } +/* + * We configure transmit power using MAC TX_PWR_CFG_{0,...,N} registers and + * BBP R1 register. TX_PWR_CFG_X allow to configure per rate TX power values, + * 4 bits for each rate (tune from 0 to 15 dBm). BBP_R1 controls transmit power + * for all rates, but allow to set only 4 discrete values: -12, -6, 0 and 6 dBm. + * Reference per rate transmit power values are located in the EEPROM at + * EEPROM_TXPOWER_BYRATE offset. We adjust them and BBP R1 settings according to + * current conditions (i.e. band, bandwidth, temperature, user settings). + */ static void rt2800_config_txpower(struct rt2x00_dev *rt2x00dev, struct ieee80211_channel *chan, int power_level) @@ -2597,17 +2606,24 @@ static void rt2800_config_txpower(struct rt2x00_dev *rt2x00dev, enum ieee80211_band band = chan->band; /* - * Calculate HT40 compensation delta + * Calculate HT40 compensation. For 40MHz we need to add or subtract + * value read from EEPROM (different for 2GHz and for 5GHz). */ delta = rt2800_get_txpower_bw_comp(rt2x00dev, band); /* - * calculate temperature compensation delta + * Calculate temperature compensation. Depends on measurement of current + * TSSI (Transmitter Signal Strength Indication) we know TX power (due + * to temperature or maybe other factors) is smaller or bigger than + * expected. We adjust it, based on TSSI reference and boundaries values + * provided in EEPROM. */ delta += rt2800_get_gain_calibration_delta(rt2x00dev); /* - * Apply regulatory delta. + * Decrease power according to user settings, on devices with unknown + * maximum tx power. For other devices we take user power_level into + * consideration on rt2800_compensate_txpower(). */ delta += rt2800_get_txpower_reg_delta(rt2x00dev, power_level, chan->max_power); -- cgit v0.10.2 From f575f65897e84018ee7163407ca5514272e11223 Mon Sep 17 00:00:00 2001 From: Bing Zhao Date: Fri, 5 Oct 2012 13:57:48 -0700 Subject: mwifiex: use sizeof(array) to print_hex_dump_bytes DBG_CMD_NUM is the number of commands, not the actual bytes of data for printing. Also remove the duplicated DBG_CMD_NUM definition. Reported-by: Andy Shevchenko Signed-off-by: Bing Zhao Signed-off-by: John W. Linville diff --git a/drivers/net/wireless/mwifiex/cmdevt.c b/drivers/net/wireless/mwifiex/cmdevt.c index 8d46510..6627f9c 100644 --- a/drivers/net/wireless/mwifiex/cmdevt.c +++ b/drivers/net/wireless/mwifiex/cmdevt.c @@ -918,20 +918,23 @@ mwifiex_cmd_timeout_func(unsigned long function_context) dev_err(adapter->dev, "last_cmd_index = %d\n", adapter->dbg.last_cmd_index); print_hex_dump_bytes("last_cmd_id: ", DUMP_PREFIX_OFFSET, - adapter->dbg.last_cmd_id, DBG_CMD_NUM); + adapter->dbg.last_cmd_id, + sizeof(adapter->dbg.last_cmd_id)); print_hex_dump_bytes("last_cmd_act: ", DUMP_PREFIX_OFFSET, - adapter->dbg.last_cmd_act, DBG_CMD_NUM); + adapter->dbg.last_cmd_act, + sizeof(adapter->dbg.last_cmd_act)); dev_err(adapter->dev, "last_cmd_resp_index = %d\n", adapter->dbg.last_cmd_resp_index); print_hex_dump_bytes("last_cmd_resp_id: ", DUMP_PREFIX_OFFSET, adapter->dbg.last_cmd_resp_id, - DBG_CMD_NUM); + sizeof(adapter->dbg.last_cmd_resp_id)); dev_err(adapter->dev, "last_event_index = %d\n", adapter->dbg.last_event_index); print_hex_dump_bytes("last_event: ", DUMP_PREFIX_OFFSET, - adapter->dbg.last_event, DBG_CMD_NUM); + adapter->dbg.last_event, + sizeof(adapter->dbg.last_event)); dev_err(adapter->dev, "data_sent=%d cmd_sent=%d\n", adapter->data_sent, adapter->cmd_sent); diff --git a/drivers/net/wireless/mwifiex/main.h b/drivers/net/wireless/mwifiex/main.h index c2d0ab1..0b747ec 100644 --- a/drivers/net/wireless/mwifiex/main.h +++ b/drivers/net/wireless/mwifiex/main.h @@ -115,8 +115,6 @@ enum { #define MWIFIEX_TYPE_DATA 0 #define MWIFIEX_TYPE_EVENT 3 -#define DBG_CMD_NUM 5 - #define MAX_BITMAP_RATES_SIZE 10 #define MAX_CHANNEL_BAND_BG 14 -- cgit v0.10.2 From afe3840a1a07371cf1b8bbe01b9bb4c410e3bba1 Mon Sep 17 00:00:00 2001 From: Andrei Emeltchenko Date: Fri, 5 Oct 2012 13:57:49 -0700 Subject: mwifiex: Using %*phD instead of print_hex_dump_bytes Make output more readable and remove unneeded function call. ... mwifiex_sdio mmc0:0001:1: last_cmd_index = 3 last_cmd_id: 00000000: 16 00 cd 00 83 00 df 00 28 00 ........(. ... would be changed to: ... mwifiex_sdio mmc0:0001:1: last_cmd_index = 3 mwifiex_sdio mmc1:0001:1: last_cmd_id: 16 00 cd 00 83 00 df 00 28 00 ... Signed-off-by: Andrei Emeltchenko Signed-off-by: Bing Zhao Signed-off-by: John W. Linville diff --git a/drivers/net/wireless/mwifiex/cmdevt.c b/drivers/net/wireless/mwifiex/cmdevt.c index 6627f9c..da6c491 100644 --- a/drivers/net/wireless/mwifiex/cmdevt.c +++ b/drivers/net/wireless/mwifiex/cmdevt.c @@ -917,24 +917,24 @@ mwifiex_cmd_timeout_func(unsigned long function_context) dev_err(adapter->dev, "last_cmd_index = %d\n", adapter->dbg.last_cmd_index); - print_hex_dump_bytes("last_cmd_id: ", DUMP_PREFIX_OFFSET, - adapter->dbg.last_cmd_id, - sizeof(adapter->dbg.last_cmd_id)); - print_hex_dump_bytes("last_cmd_act: ", DUMP_PREFIX_OFFSET, - adapter->dbg.last_cmd_act, - sizeof(adapter->dbg.last_cmd_act)); + dev_err(adapter->dev, "last_cmd_id: %*ph\n", + (int)sizeof(adapter->dbg.last_cmd_id), + adapter->dbg.last_cmd_id); + dev_err(adapter->dev, "last_cmd_act: %*ph\n", + (int)sizeof(adapter->dbg.last_cmd_act), + adapter->dbg.last_cmd_act); dev_err(adapter->dev, "last_cmd_resp_index = %d\n", adapter->dbg.last_cmd_resp_index); - print_hex_dump_bytes("last_cmd_resp_id: ", DUMP_PREFIX_OFFSET, - adapter->dbg.last_cmd_resp_id, - sizeof(adapter->dbg.last_cmd_resp_id)); + dev_err(adapter->dev, "last_cmd_resp_id: %*ph\n", + (int)sizeof(adapter->dbg.last_cmd_resp_id), + adapter->dbg.last_cmd_resp_id); dev_err(adapter->dev, "last_event_index = %d\n", adapter->dbg.last_event_index); - print_hex_dump_bytes("last_event: ", DUMP_PREFIX_OFFSET, - adapter->dbg.last_event, - sizeof(adapter->dbg.last_event)); + dev_err(adapter->dev, "last_event: %*ph\n", + (int)sizeof(adapter->dbg.last_event), + adapter->dbg.last_event); dev_err(adapter->dev, "data_sent=%d cmd_sent=%d\n", adapter->data_sent, adapter->cmd_sent); -- cgit v0.10.2 From b4764c809a306ea37b6409494896e919bbb5ec5f Mon Sep 17 00:00:00 2001 From: Christian Lamparter Date: Sat, 6 Oct 2012 20:42:54 +0200 Subject: carl9170: handle traps from firmware loader This patch changes the way the driver deals with command responses and traps which are sent through the special interrupt input endpoint 3. While the carl9170 firmware does not use this endpoint for command responses or traps, the firmware loader on the device does. It uses it to notify the host about 'watchdog triggered' in case the firmware/hardware has crashed. Note: Even without this patch, the driver is still able to detect the mishap and reset the device. But previously it did that because the trap event caused an out-of-order message sequence number error, which also triggered a reset. Signed-off-by: Christian Lamparter Signed-off-by: John W. Linville diff --git a/drivers/net/wireless/ath/carl9170/rx.c b/drivers/net/wireless/ath/carl9170/rx.c index a0b7230..9cd93f1 100644 --- a/drivers/net/wireless/ath/carl9170/rx.c +++ b/drivers/net/wireless/ath/carl9170/rx.c @@ -164,9 +164,6 @@ void carl9170_handle_command_response(struct ar9170 *ar, void *buf, u32 len) struct carl9170_rsp *cmd = buf; struct ieee80211_vif *vif; - if (carl9170_check_sequence(ar, cmd->hdr.seq)) - return; - if ((cmd->hdr.cmd & CARL9170_RSP_FLAG) != CARL9170_RSP_FLAG) { if (!(cmd->hdr.cmd & CARL9170_CMD_ASYNC_FLAG)) carl9170_cmd_callback(ar, len, buf); @@ -820,6 +817,9 @@ static void carl9170_rx_untie_cmds(struct ar9170 *ar, const u8 *respbuf, if (unlikely(i > resplen)) break; + if (carl9170_check_sequence(ar, cmd->hdr.seq)) + break; + carl9170_handle_command_response(ar, cmd, cmd->hdr.len + 4); } diff --git a/drivers/net/wireless/ath/carl9170/usb.c b/drivers/net/wireless/ath/carl9170/usb.c index 888152c..307bc0d 100644 --- a/drivers/net/wireless/ath/carl9170/usb.c +++ b/drivers/net/wireless/ath/carl9170/usb.c @@ -295,6 +295,13 @@ static void carl9170_usb_rx_irq_complete(struct urb *urb) goto resubmit; } + /* + * While the carl9170 firmware does not use this EP, the + * firmware loader in the EEPROM unfortunately does. + * Therefore we need to be ready to handle out-of-band + * responses and traps in case the firmware crashed and + * the loader took over again. + */ carl9170_handle_command_response(ar, urb->transfer_buffer, urb->actual_length); -- cgit v0.10.2 From 424749c75daf3611a68a49eca5940ac2b74e4406 Mon Sep 17 00:00:00 2001 From: Rajkumar Manoharan Date: Wed, 10 Oct 2012 23:03:02 +0530 Subject: ath9k: perform ANI cycle in idle state As of now the ANI cycle is executed only when the chip is awake. On idle state case, the station wakes up from network sleep for beacon reception. Since most of the time, ANI cycle is not syncing with beacon wakeup, ANI cycle is ignored. Approx 5 mins once, the calibration is performed. This could affect the connection stability when the station is idle for long. Even though the OFDM and CCK phy error rates are too high, ANI is unable to tune its immunity level as quick enough due to rare execution. Here the experiment shows that OFDM and CCK levels are at default even on higher phy error rate. listenTime=44 OFDM:3 errs=121977/s CCK:2 errs=440818/s ofdm_turn=1 This change ensures that ANI calibration will be exectued atleast once for every 10 seconds. The below result shows improvements and immunity levels are adopted quick enough. listenTime=557 OFDM:4 errs=752/s CCK:4 errs=125/s ofdm_turn=0 Signed-off-by: Rajkumar Manoharan Signed-off-by: John W. Linville diff --git a/drivers/net/wireless/ath/ath9k/ath9k.h b/drivers/net/wireless/ath/ath9k/ath9k.h index dfe6a47..77c2c16 100644 --- a/drivers/net/wireless/ath/ath9k/ath9k.h +++ b/drivers/net/wireless/ath/ath9k/ath9k.h @@ -437,6 +437,7 @@ void ath9k_set_beacon(struct ath_softc *sc); #define ATH_LONG_CALINTERVAL_INT 1000 /* 1000 ms */ #define ATH_LONG_CALINTERVAL 30000 /* 30 seconds */ #define ATH_RESTART_CALINTERVAL 1200000 /* 20 minutes */ +#define ATH_ANI_MAX_SKIP_COUNT 10 #define ATH_PAPRD_TIMEOUT 100 /* msecs */ #define ATH_PLL_WORK_INTERVAL 100 @@ -642,6 +643,7 @@ enum sc_op_flags { #define PS_WAIT_FOR_PSPOLL_DATA BIT(2) #define PS_WAIT_FOR_TX_ACK BIT(3) #define PS_BEACON_SYNC BIT(4) +#define PS_WAIT_FOR_ANI BIT(5) struct ath_rate_table; diff --git a/drivers/net/wireless/ath/ath9k/hw.h b/drivers/net/wireless/ath/ath9k/hw.h index dbc1b7a..1d4f5f1 100644 --- a/drivers/net/wireless/ath/ath9k/hw.h +++ b/drivers/net/wireless/ath/ath9k/hw.h @@ -834,6 +834,7 @@ struct ath_hw { int coarse_low[5]; int firpwr[5]; enum ath9k_ani_cmd ani_function; + u32 ani_skip_count; #ifdef CONFIG_ATH9K_BTCOEX_SUPPORT struct ath_btcoex_hw btcoex_hw; diff --git a/drivers/net/wireless/ath/ath9k/link.c b/drivers/net/wireless/ath/ath9k/link.c index 7b88b9c..223b969 100644 --- a/drivers/net/wireless/ath/ath9k/link.c +++ b/drivers/net/wireless/ath/ath9k/link.c @@ -350,8 +350,18 @@ void ath_ani_calibrate(unsigned long data) ATH_AP_SHORT_CALINTERVAL : ATH_STA_SHORT_CALINTERVAL; /* Only calibrate if awake */ - if (sc->sc_ah->power_mode != ATH9K_PM_AWAKE) + if (sc->sc_ah->power_mode != ATH9K_PM_AWAKE) { + if (++ah->ani_skip_count >= ATH_ANI_MAX_SKIP_COUNT) { + spin_lock_irqsave(&sc->sc_pm_lock, flags); + sc->ps_flags |= PS_WAIT_FOR_ANI; + spin_unlock_irqrestore(&sc->sc_pm_lock, flags); + } goto set_timer; + } + ah->ani_skip_count = 0; + spin_lock_irqsave(&sc->sc_pm_lock, flags); + sc->ps_flags &= ~PS_WAIT_FOR_ANI; + spin_unlock_irqrestore(&sc->sc_pm_lock, flags); ath9k_ps_wakeup(sc); diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c index dd45edf..2da62be 100644 --- a/drivers/net/wireless/ath/ath9k/main.c +++ b/drivers/net/wireless/ath/ath9k/main.c @@ -131,7 +131,8 @@ void ath9k_ps_restore(struct ath_softc *sc) !(sc->ps_flags & (PS_WAIT_FOR_BEACON | PS_WAIT_FOR_CAB | PS_WAIT_FOR_PSPOLL_DATA | - PS_WAIT_FOR_TX_ACK))) { + PS_WAIT_FOR_TX_ACK | + PS_WAIT_FOR_ANI))) { mode = ATH9K_PM_NETWORK_SLEEP; if (ath9k_hw_btcoex_is_enabled(sc->sc_ah)) ath9k_btcoex_stop_gen_timer(sc); -- cgit v0.10.2 From 81118d165811581f2fe8a793f270e9961fc7e445 Mon Sep 17 00:00:00 2001 From: Dan Carpenter Date: Wed, 10 Oct 2012 11:13:07 -0700 Subject: brcmfmac: Using zero instead of NULL Sparse complains that we use zero instead of NULL here. In fact, the initialization is wrong and should be removed. Doing these kinds of bogus initializations means that GCC can't detect unitialized variables and leads to bugs. Reported-by: Fengguang Wu Reviewed-by: Hante Meuleman Signed-off-by: Dan Carpenter Signed-off-by: Franky Lin Signed-off-by: John W. Linville diff --git a/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c b/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c index 0e95209..8da3126 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c @@ -3972,8 +3972,8 @@ brcmf_set_management_ie(struct brcmf_cfg80211_info *cfg, u8 *iovar_ie_buf; u8 *curr_ie_buf; u8 *mgmt_ie_buf = NULL; - u32 mgmt_ie_buf_len = 0; - u32 *mgmt_ie_len = 0; + u32 mgmt_ie_buf_len; + u32 *mgmt_ie_len; u32 del_add_ie_buf_len = 0; u32 total_ie_buf_len = 0; u32 parsed_ie_buf_len = 0; @@ -3995,8 +3995,7 @@ brcmf_set_management_ie(struct brcmf_cfg80211_info *cfg, case VNDR_IE_PRBRSP_FLAG: mgmt_ie_buf = cfg->ap_info->probe_res_ie; mgmt_ie_len = &cfg->ap_info->probe_res_ie_len; - mgmt_ie_buf_len = - sizeof(cfg->ap_info->probe_res_ie); + mgmt_ie_buf_len = sizeof(cfg->ap_info->probe_res_ie); break; case VNDR_IE_BEACON_FLAG: mgmt_ie_buf = cfg->ap_info->beacon_ie; -- cgit v0.10.2 From 3cb91f5335cfad6d85b723a8c8cce973566221b8 Mon Sep 17 00:00:00 2001 From: Franky Lin Date: Wed, 10 Oct 2012 11:13:08 -0700 Subject: brcmfmac: fix sparse warnings Following sparse warning is fixed: drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c:2518:21: warning: symbol 'brcmf_find_wpaie' was not declared. Should it be static? drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c:3768:1: warning: symbol 'brcmf_set_management_ie' was not declared. Should it be static? Signed-off-by: Franky Lin Signed-off-by: John W. Linville diff --git a/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c b/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c index 8da3126..b27e245 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c @@ -2674,7 +2674,7 @@ brcmf_tlv_has_ie(u8 *ie, u8 **tlvs, u32 *tlvs_len, return false; } -struct brcmf_vs_tlv * +static struct brcmf_vs_tlv * brcmf_find_wpaie(u8 *parse, u32 len) { struct brcmf_tlv *ie; @@ -3963,7 +3963,7 @@ brcmf_vndr_ie(u8 *iebuf, s32 pktflag, u8 *ie_ptr, u32 ie_len, s8 *add_del_cmd) return ie_len + VNDR_IE_HDR_SIZE; } -s32 +static s32 brcmf_set_management_ie(struct brcmf_cfg80211_info *cfg, struct net_device *ndev, s32 bssidx, s32 pktflag, u8 *vndr_ie_buf, u32 vndr_ie_len) -- cgit v0.10.2 From c5b057b55fb9822544995f9268de871ebac81f12 Mon Sep 17 00:00:00 2001 From: Arend van Spriel Date: Wed, 10 Oct 2012 11:13:11 -0700 Subject: brcmfmac: remove 'always false' condition from brcmf_c_mkiovar_bsscfg The parameter buflen is unsigned so the condition buflen < 0 is always false. The patch fixes the if statement checking the buffer length. Reported-by: Dan Carpenter Reviewed-by: Pieter-Paul Giesberts Reviewed-by: Hante Meuleman Signed-off-by: Arend van Spriel Signed-off-by: Franky Lin Signed-off-by: John W. Linville diff --git a/drivers/net/wireless/brcm80211/brcmfmac/dhd_common.c b/drivers/net/wireless/brcm80211/brcmfmac/dhd_common.c index 15c5db5..a081e68 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/dhd_common.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/dhd_common.c @@ -106,7 +106,7 @@ brcmf_c_mkiovar_bsscfg(char *name, char *data, uint datalen, namelen = (u32) strlen(name) + 1; /* lengh of iovar name + null */ iolen = prefixlen + namelen + sizeof(bssidx_le) + datalen; - if (buflen < 0 || iolen > (u32)buflen) { + if ((u32)buflen < iolen) { brcmf_dbg(ERROR, "buffer is too short\n"); return 0; } -- cgit v0.10.2 From 9917c85b06c2eb9d61c0f2dadd2d5d8788f7e563 Mon Sep 17 00:00:00 2001 From: Alan Cox Date: Thu, 11 Oct 2012 17:25:14 +0100 Subject: brcm80211: remove some truely barftastic code It's not used or called but please make it go away before someone copies or uses it Signed-off-by: Alan "minus lunch" Cox Acked-by: Franky Lin Signed-off-by: John W. Linville diff --git a/drivers/net/wireless/brcm80211/brcmfmac/dhd.h b/drivers/net/wireless/brcm80211/brcmfmac/dhd.h index 17e7ae7..0510960 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/dhd.h +++ b/drivers/net/wireless/brcm80211/brcmfmac/dhd.h @@ -702,10 +702,6 @@ extern char *brcmf_ifname(struct brcmf_pub *drvr, int idx); extern int brcmf_proto_cdc_query_dcmd(struct brcmf_pub *drvr, int ifidx, uint cmd, void *buf, uint len); -#ifdef DEBUG -extern int brcmf_write_to_file(struct brcmf_pub *drvr, const u8 *buf, int size); -#endif /* DEBUG */ - extern int brcmf_ifname2idx(struct brcmf_pub *drvr, char *name); extern int brcmf_c_host_event(struct brcmf_pub *drvr, int *idx, void *pktdata, struct brcmf_event_msg *, diff --git a/drivers/net/wireless/brcm80211/brcmfmac/dhd_linux.c b/drivers/net/wireless/brcm80211/brcmfmac/dhd_linux.c index d7c76ce..c462263 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/dhd_linux.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/dhd_linux.c @@ -1163,42 +1163,6 @@ int brcmf_netdev_wait_pend8021x(struct net_device *ndev) return pend; } -#ifdef DEBUG -int brcmf_write_to_file(struct brcmf_pub *drvr, const u8 *buf, int size) -{ - int ret = 0; - struct file *fp; - mm_segment_t old_fs; - loff_t pos = 0; - - /* change to KERNEL_DS address limit */ - old_fs = get_fs(); - set_fs(KERNEL_DS); - - /* open file to write */ - fp = filp_open("/tmp/mem_dump", O_WRONLY | O_CREAT, 0640); - if (!fp) { - brcmf_dbg(ERROR, "open file error\n"); - ret = -1; - goto exit; - } - - /* Write buf to file */ - fp->f_op->write(fp, (char __user *)buf, size, &pos); - -exit: - /* free buf before return */ - kfree(buf); - /* close file before return */ - if (fp) - filp_close(fp, NULL); - /* restore previous address limit */ - set_fs(old_fs); - - return ret; -} -#endif /* DEBUG */ - static void brcmf_driver_init(struct work_struct *work) { brcmf_debugfs_init(); -- cgit v0.10.2 From 746a336582a7e05082ab4efbb43f5357858f629a Mon Sep 17 00:00:00 2001 From: Johannes Berg Date: Mon, 22 Oct 2012 15:20:53 +0200 Subject: mac80211: fix WDS channel context test WDS is (currently) not allowed when channel contexts are *supported*, not when they're *not* supported. Fix the inverted test. Reported-by: Ronald Tested-by: Ronald Signed-off-by: Johannes Berg diff --git a/net/mac80211/main.c b/net/mac80211/main.c index c42094b..fd8345c 100644 --- a/net/mac80211/main.c +++ b/net/mac80211/main.c @@ -751,7 +751,7 @@ int ieee80211_register_hw(struct ieee80211_hw *hw) if (comb->num_different_channels > 1) return -EINVAL; } - + } else { /* * WDS is currently prohibited when channel contexts are used * because there's no clear definition of which channel WDS -- cgit v0.10.2 From 9a90bc81914ee77edcd6eb7e881639b7f7bf1667 Mon Sep 17 00:00:00 2001 From: Thomas Pedersen Date: Sat, 20 Oct 2012 19:03:10 -0700 Subject: mac80211: mesh STAs only process mesh beacons Before, a mesh STA would execute some code on behalf of AP or IBSS beacons. Since the mesh stack currently does not consider anything but other mesh STAs interesting, limit processing to just these and save a little overhead. Signed-off-by: Thomas Pedersen Signed-off-by: Johannes Berg diff --git a/net/mac80211/mesh.c b/net/mac80211/mesh.c index 5bed4fd..a350cab 100644 --- a/net/mac80211/mesh.c +++ b/net/mac80211/mesh.c @@ -703,8 +703,10 @@ static void ieee80211_mesh_rx_bcn_presp(struct ieee80211_sub_if_data *sdata, ieee802_11_parse_elems(mgmt->u.probe_resp.variable, len - baselen, &elems); - /* ignore beacons from secure mesh peers if our security is off */ - if (elems.rsn_len && sdata->u.mesh.security == IEEE80211_MESH_SEC_NONE) + /* ignore non-mesh or secure / unsecure mismatch */ + if ((!elems.mesh_id || !elems.mesh_config) || + (elems.rsn && sdata->u.mesh.security == IEEE80211_MESH_SEC_NONE) || + (!elems.rsn && sdata->u.mesh.security != IEEE80211_MESH_SEC_NONE)) return; if (elems.ds_params && elems.ds_params_len == 1) @@ -717,8 +719,7 @@ static void ieee80211_mesh_rx_bcn_presp(struct ieee80211_sub_if_data *sdata, if (!channel || channel->flags & IEEE80211_CHAN_DISABLED) return; - if (elems.mesh_id && elems.mesh_config && - mesh_matches_local(sdata, &elems)) + if (mesh_matches_local(sdata, &elems)) mesh_neighbour_update(sdata, mgmt->sa, &elems); if (ifmsh->sync_ops) -- cgit v0.10.2 From 5d0d04e477c44993f995f35b728ce9dd57a4615e Mon Sep 17 00:00:00 2001 From: Assaf Krauss Date: Wed, 1 Aug 2012 15:12:48 +0300 Subject: mac80211: expose AES-CMAC subkey calculation Expose a function for the AES-CMAC subkey calculation to drivers. This is the first step of the AES-CMAC cipher key setup and may be required for CMAC hardware offloading. Signed-off-by: Assaf Krauss Reviewed-by: Emmanuel Grumbach Signed-off-by: Johannes Berg diff --git a/include/net/mac80211.h b/include/net/mac80211.h index 71c2f9c..00b7204 100644 --- a/include/net/mac80211.h +++ b/include/net/mac80211.h @@ -3223,6 +3223,19 @@ void ieee80211_get_tkip_p2k(struct ieee80211_key_conf *keyconf, struct sk_buff *skb, u8 *p2k); /** + * ieee80211_aes_cmac_calculate_k1_k2 - calculate the AES-CMAC sub keys + * + * This function computes the two AES-CMAC sub-keys, based on the + * previously installed master key. + * + * @keyconf: the parameter passed with the set key + * @k1: a buffer to be filled with the 1st sub-key + * @k2: a buffer to be filled with the 2nd sub-key + */ +void ieee80211_aes_cmac_calculate_k1_k2(struct ieee80211_key_conf *keyconf, + u8 *k1, u8 *k2); + +/** * struct ieee80211_key_seq - key sequence counter * * @tkip: TKIP data, containing IV32 and IV16 in host byte order diff --git a/net/mac80211/aes_cmac.c b/net/mac80211/aes_cmac.c index a04752e..4933535 100644 --- a/net/mac80211/aes_cmac.c +++ b/net/mac80211/aes_cmac.c @@ -126,3 +126,20 @@ void ieee80211_aes_cmac_key_free(struct crypto_cipher *tfm) { crypto_free_cipher(tfm); } + +void ieee80211_aes_cmac_calculate_k1_k2(struct ieee80211_key_conf *keyconf, + u8 *k1, u8 *k2) +{ + u8 l[AES_BLOCK_SIZE] = {}; + struct ieee80211_key *key = + container_of(keyconf, struct ieee80211_key, conf); + + crypto_cipher_encrypt_one(key->u.aes_cmac.tfm, l, l); + + memcpy(k1, l, AES_BLOCK_SIZE); + gf_mulx(k1); + + memcpy(k2, k1, AES_BLOCK_SIZE); + gf_mulx(k2); +} +EXPORT_SYMBOL(ieee80211_aes_cmac_calculate_k1_k2); -- cgit v0.10.2 From eeb126e9ee5d3b14913863fdd7d88fdbf158318f Mon Sep 17 00:00:00 2001 From: Johannes Berg Date: Tue, 23 Oct 2012 15:16:50 +0200 Subject: cfg80211: add tracing for P2P Device start/stop These were missed due to the tracing work having started on a kernel that didn't have P2P Device yet, implement them now. Signed-off-by: Johannes Berg diff --git a/net/wireless/core.c b/net/wireless/core.c index f280f48..ce1ad77 100644 --- a/net/wireless/core.c +++ b/net/wireless/core.c @@ -241,7 +241,7 @@ static int cfg80211_rfkill_set_block(void *data, bool blocked) case NL80211_IFTYPE_P2P_DEVICE: if (!wdev->p2p_started) break; - rdev->ops->stop_p2p_device(&rdev->wiphy, wdev); + rdev_stop_p2p_device(rdev, wdev); wdev->p2p_started = false; rdev->opencount--; break; @@ -774,7 +774,7 @@ void cfg80211_unregister_wdev(struct wireless_dev *wdev) case NL80211_IFTYPE_P2P_DEVICE: if (!wdev->p2p_started) break; - rdev->ops->stop_p2p_device(&rdev->wiphy, wdev); + rdev_stop_p2p_device(rdev, wdev); wdev->p2p_started = false; rdev->opencount--; break; diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c index 5d3167d..8c08578 100644 --- a/net/wireless/nl80211.c +++ b/net/wireless/nl80211.c @@ -6932,7 +6932,7 @@ static int nl80211_start_p2p_device(struct sk_buff *skb, struct genl_info *info) if (err) return err; - err = rdev->ops->start_p2p_device(&rdev->wiphy, wdev); + err = rdev_start_p2p_device(rdev, wdev); if (err) return err; @@ -6958,7 +6958,7 @@ static int nl80211_stop_p2p_device(struct sk_buff *skb, struct genl_info *info) if (!wdev->p2p_started) return 0; - rdev->ops->stop_p2p_device(&rdev->wiphy, wdev); + rdev_stop_p2p_device(rdev, wdev); wdev->p2p_started = false; mutex_lock(&rdev->devlist_mtx); diff --git a/net/wireless/rdev-ops.h b/net/wireless/rdev-ops.h index 4a88a39..eb5f897 100644 --- a/net/wireless/rdev-ops.h +++ b/net/wireless/rdev-ops.h @@ -858,4 +858,22 @@ static inline struct ieee80211_channel return ret; } +static inline int rdev_start_p2p_device(struct cfg80211_registered_device *rdev, + struct wireless_dev *wdev) +{ + int ret; + + trace_rdev_start_p2p_device(&rdev->wiphy, wdev); + ret = rdev->ops->start_p2p_device(&rdev->wiphy, wdev); + trace_rdev_return_int(&rdev->wiphy, ret); + return ret; +} + +static inline void rdev_stop_p2p_device(struct cfg80211_registered_device *rdev, + struct wireless_dev *wdev) +{ + trace_rdev_stop_p2p_device(&rdev->wiphy, wdev); + rdev->ops->stop_p2p_device(&rdev->wiphy, wdev); + trace_rdev_return_void(&rdev->wiphy); +} #endif /* __CFG80211_RDEV_OPS */ diff --git a/net/wireless/trace.h b/net/wireless/trace.h index 857734c..0ca71ca 100644 --- a/net/wireless/trace.h +++ b/net/wireless/trace.h @@ -1741,6 +1741,16 @@ TRACE_EVENT(rdev_return_channel, WIPHY_PR_ARG, CHAN_PR_ARG, __entry->type) ); +DEFINE_EVENT(wiphy_wdev_evt, rdev_start_p2p_device, + TP_PROTO(struct wiphy *wiphy, struct wireless_dev *wdev), + TP_ARGS(wiphy, wdev) +); + +DEFINE_EVENT(wiphy_wdev_evt, rdev_stop_p2p_device, + TP_PROTO(struct wiphy *wiphy, struct wireless_dev *wdev), + TP_ARGS(wiphy, wdev) +); + /************************************************************* * cfg80211 exported functions traces * *************************************************************/ -- cgit v0.10.2 From f87ad637b60a3b789030b3ef969d56a8caec9fed Mon Sep 17 00:00:00 2001 From: Rami Rosen Date: Thu, 25 Oct 2012 10:16:23 +0200 Subject: mac80211: remove duplicate check in ieee80211_rx_mgmt_beacon Remove a duplicate check in ieee80211_rx_mgmt_beacon, there is no need to make again the same check for the IEEE80211_HW_PS_NULLFUNC_STACK twice; the two ifs can be consolidated. Signed-off-by: Rami Rosen [reword commit message & break long lines and also clean up variable] Signed-off-by: Johannes Berg diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c index 469d864..2bdf776 100644 --- a/net/mac80211/mlme.c +++ b/net/mac80211/mlme.c @@ -2433,7 +2433,7 @@ static void ieee80211_rx_mgmt_beacon(struct ieee80211_sub_if_data *sdata, struct ieee80211_chanctx_conf *chanctx_conf; struct ieee80211_channel *chan; u32 changed = 0; - bool erp_valid, directed_tim = false; + bool erp_valid; u8 erp_value = 0; u32 ncrc; u8 *bssid; @@ -2564,11 +2564,10 @@ static void ieee80211_rx_mgmt_beacon(struct ieee80211_sub_if_data *sdata, len - baselen, &elems, care_about_ies, ncrc); - if (local->hw.flags & IEEE80211_HW_PS_NULLFUNC_STACK) - directed_tim = ieee80211_check_tim(elems.tim, elems.tim_len, - ifmgd->aid); - if (local->hw.flags & IEEE80211_HW_PS_NULLFUNC_STACK) { + bool directed_tim = ieee80211_check_tim(elems.tim, + elems.tim_len, + ifmgd->aid); if (directed_tim) { if (local->hw.conf.dynamic_ps_timeout > 0) { if (local->hw.conf.flags & IEEE80211_CONF_PS) { -- cgit v0.10.2 From 5df45690e78fd6355b3eb17ba15a1659e608db5d Mon Sep 17 00:00:00 2001 From: Johannes Berg Date: Wed, 24 Oct 2012 14:22:37 +0200 Subject: mac80211: use non-atomic bitmap operation for local variable For a local variable there's no need to use the atomic set_bit() operation, use __set_bit() instead. Signed-off-by: Johannes Berg diff --git a/net/mac80211/util.c b/net/mac80211/util.c index 51a4a25..ea8a674 100644 --- a/net/mac80211/util.c +++ b/net/mac80211/util.c @@ -821,7 +821,7 @@ u32 ieee802_11_parse_elems_crc(u8 *start, size_t len, if (elem_parse_failed) elems->parse_error = true; else - set_bit(id, seen_elems); + __set_bit(id, seen_elems); left -= elen; pos += elen; -- cgit v0.10.2 From 1724ffbc7439de679d536163e03f54f35574d449 Mon Sep 17 00:00:00 2001 From: Johannes Berg Date: Wed, 24 Oct 2012 11:38:30 +0200 Subject: mac80211: complete bss_info tracing Some fields have been added but were missed in tracing, add them now. Signed-off-by: Johannes Berg diff --git a/net/mac80211/trace.h b/net/mac80211/trace.h index 6293647..0638541 100644 --- a/net/mac80211/trace.h +++ b/net/mac80211/trace.h @@ -315,20 +315,33 @@ TRACE_EVENT(drv_bss_info_changed, TP_STRUCT__entry( LOCAL_ENTRY VIF_ENTRY + __field(u32, changed) __field(bool, assoc) + __field(bool, ibss_joined) + __field(bool, ibss_creator) __field(u16, aid) __field(bool, cts) __field(bool, shortpre) __field(bool, shortslot) + __field(bool, enable_beacon) __field(u8, dtimper) __field(u16, bcnint) __field(u16, assoc_cap) __field(u64, sync_tsf) __field(u32, sync_device_ts) __field(u32, basic_rates) - __field(u32, changed) - __field(bool, enable_beacon) + __array(int, mcast_rate, IEEE80211_NUM_BANDS) __field(u16, ht_operation_mode) + __field(s32, cqm_rssi_thold); + __field(s32, cqm_rssi_hyst); + __field(u32, channel_type); + __dynamic_array(u32, arp_addr_list, info->arp_addr_cnt); + __field(bool, arp_filter_enabled); + __field(bool, qos); + __field(bool, idle); + __field(bool, ps); + __dynamic_array(u8, ssid, info->ssid_len); + __field(bool, hidden_ssid); ), TP_fast_assign( @@ -337,17 +350,32 @@ TRACE_EVENT(drv_bss_info_changed, __entry->changed = changed; __entry->aid = info->aid; __entry->assoc = info->assoc; + __entry->ibss_joined = info->ibss_joined; + __entry->ibss_creator = info->ibss_creator; __entry->shortpre = info->use_short_preamble; __entry->cts = info->use_cts_prot; __entry->shortslot = info->use_short_slot; + __entry->enable_beacon = info->enable_beacon; __entry->dtimper = info->dtim_period; __entry->bcnint = info->beacon_int; __entry->assoc_cap = info->assoc_capability; __entry->sync_tsf = info->sync_tsf; __entry->sync_device_ts = info->sync_device_ts; __entry->basic_rates = info->basic_rates; - __entry->enable_beacon = info->enable_beacon; + memcpy(__entry->mcast_rate, info->mcast_rate, + sizeof(__entry->mcast_rate)); __entry->ht_operation_mode = info->ht_operation_mode; + __entry->cqm_rssi_thold = info->cqm_rssi_thold; + __entry->cqm_rssi_hyst = info->cqm_rssi_hyst; + __entry->channel_type = info->channel_type; + memcpy(__get_dynamic_array(arp_addr_list), info->arp_addr_list, + sizeof(u32) * info->arp_addr_cnt); + __entry->arp_filter_enabled = info->arp_filter_enabled; + __entry->qos = info->qos; + __entry->idle = info->idle; + __entry->ps = info->ps; + memcpy(__get_dynamic_array(ssid), info->ssid, info->ssid_len); + __entry->hidden_ssid = info->hidden_ssid; ), TP_printk( -- cgit v0.10.2 From 7e2afc9d072b9f84b314b208a125c2b1ce36b685 Mon Sep 17 00:00:00 2001 From: Arron Wang Date: Thu, 27 Sep 2012 17:32:54 +0800 Subject: NFC: Set local gb and DEP registries Set the local general bytes and default value for NFCIP1 Target/Initiator registries if the protocol is NFC-DEP Signed-off-by: Arron Wang Signed-off-by: Samuel Ortiz diff --git a/drivers/nfc/pn544_hci.c b/drivers/nfc/pn544_hci.c index c9c8570..8b21a8e 100644 --- a/drivers/nfc/pn544_hci.c +++ b/drivers/nfc/pn544_hci.c @@ -100,6 +100,10 @@ enum pn544_state { #define PN544_SYS_MGMT_INFO_NOTIFICATION 0x02 #define PN544_POLLING_LOOP_MGMT_GATE 0x94 +#define PN544_DEP_MODE 0x01 +#define PN544_DEP_ATR_REQ 0x02 +#define PN544_DEP_ATR_RES 0x03 +#define PN544_DEP_MERGE 0x0D #define PN544_PL_RDPHASES 0x06 #define PN544_PL_EMULATION 0x07 #define PN544_PL_NFCT_DEACTIVATED 0x09 @@ -630,6 +634,9 @@ static int pn544_hci_start_poll(struct nfc_hci_dev *hdev, int r; u8 duration[2]; u8 activated; + u8 i_mode = 0x3f; /* Enable all supported modes */ + u8 t_mode = 0x0f; + u8 t_merge = 0x01; /* Enable merge by default */ pr_info(DRIVER_DESC ": %s protocols 0x%x 0x%x\n", __func__, im_protocols, tm_protocols); @@ -667,6 +674,61 @@ static int pn544_hci_start_poll(struct nfc_hci_dev *hdev, if (r < 0) return r; + if ((im_protocols | tm_protocols) & NFC_PROTO_NFC_DEP_MASK) { + hdev->gb = nfc_get_local_general_bytes(hdev->ndev, + &hdev->gb_len); + pr_debug("generate local bytes %p", hdev->gb); + if (hdev->gb == NULL || hdev->gb_len == 0) { + im_protocols &= ~NFC_PROTO_NFC_DEP_MASK; + tm_protocols &= ~NFC_PROTO_NFC_DEP_MASK; + } + } + + if (im_protocols & NFC_PROTO_NFC_DEP_MASK) { + r = nfc_hci_send_event(hdev, + PN544_RF_READER_NFCIP1_INITIATOR_GATE, + NFC_HCI_EVT_END_OPERATION, NULL, 0); + if (r < 0) + return r; + + r = nfc_hci_set_param(hdev, + PN544_RF_READER_NFCIP1_INITIATOR_GATE, + PN544_DEP_MODE, &i_mode, 1); + if (r < 0) + return r; + + r = nfc_hci_set_param(hdev, + PN544_RF_READER_NFCIP1_INITIATOR_GATE, + PN544_DEP_ATR_REQ, hdev->gb, hdev->gb_len); + if (r < 0) + return r; + + r = nfc_hci_send_event(hdev, + PN544_RF_READER_NFCIP1_INITIATOR_GATE, + NFC_HCI_EVT_READER_REQUESTED, NULL, 0); + if (r < 0) + nfc_hci_send_event(hdev, + PN544_RF_READER_NFCIP1_INITIATOR_GATE, + NFC_HCI_EVT_END_OPERATION, NULL, 0); + } + + if (tm_protocols & NFC_PROTO_NFC_DEP_MASK) { + r = nfc_hci_set_param(hdev, PN544_RF_READER_NFCIP1_TARGET_GATE, + PN544_DEP_MODE, &t_mode, 1); + if (r < 0) + return r; + + r = nfc_hci_set_param(hdev, PN544_RF_READER_NFCIP1_TARGET_GATE, + PN544_DEP_ATR_RES, hdev->gb, hdev->gb_len); + if (r < 0) + return r; + + r = nfc_hci_set_param(hdev, PN544_RF_READER_NFCIP1_TARGET_GATE, + PN544_DEP_MERGE, &t_merge, 1); + if (r < 0) + return r; + } + r = nfc_hci_send_event(hdev, NFC_HCI_RF_READER_A_GATE, NFC_HCI_EVT_READER_REQUESTED, NULL, 0); if (r < 0) diff --git a/include/net/nfc/hci.h b/include/net/nfc/hci.h index e900072..df6523d 100644 --- a/include/net/nfc/hci.h +++ b/include/net/nfc/hci.h @@ -114,6 +114,9 @@ struct nfc_hci_dev { int async_cb_type; data_exchange_cb_t async_cb; void *async_cb_context; + + u8 *gb; + size_t gb_len; }; /* hci device allocation */ -- cgit v0.10.2 From f7a5f6c532f33ba66a7ca19e81ed447a83dab2db Mon Sep 17 00:00:00 2001 From: Arron Wang Date: Thu, 27 Sep 2012 17:32:55 +0800 Subject: NFC: Pass hardware specific HCI event to driver Signed-off-by: Arron Wang Signed-off-by: Samuel Ortiz diff --git a/drivers/nfc/pn544_hci.c b/drivers/nfc/pn544_hci.c index 8b21a8e..d81242f 100644 --- a/drivers/nfc/pn544_hci.c +++ b/drivers/nfc/pn544_hci.c @@ -112,6 +112,12 @@ enum pn544_state { #define PN544_NFC_WI_MGMT_GATE 0xA1 +#define PN544_HCI_EVT_SND_DATA 0x01 +#define PN544_HCI_EVT_ACTIVATED 0x02 +#define PN544_HCI_EVT_DEACTIVATED 0x03 +#define PN544_HCI_EVT_RCV_DATA 0x04 +#define PN544_HCI_EVT_CONTINUE_MI 0x05 + static struct nfc_hci_gate pn544_gates[] = { {NFC_HCI_ADMIN_GATE, NFC_HCI_INVALID_PIPE}, {NFC_HCI_LOOPBACK_GATE, NFC_HCI_INVALID_PIPE}, @@ -897,6 +903,44 @@ static int pn544_hci_check_presence(struct nfc_hci_dev *hdev, NULL, 0, NULL); } +void pn544_hci_event_received(struct nfc_hci_dev *hdev, u8 gate, u8 event, + struct sk_buff *skb) +{ + struct sk_buff *rgb_skb = NULL; + int r = 0; + + pr_debug("hci event %d", event); + switch (event) { + case PN544_HCI_EVT_ACTIVATED: + if (gate == PN544_RF_READER_NFCIP1_INITIATOR_GATE) + nfc_hci_target_discovered(hdev, gate); + else if (gate == PN544_RF_READER_NFCIP1_TARGET_GATE) { + r = nfc_hci_get_param(hdev, gate, PN544_DEP_ATR_REQ, + &rgb_skb); + + if (r < 0) + goto exit; + + nfc_tm_activated(hdev->ndev, NFC_PROTO_NFC_DEP_MASK, + NFC_COMM_PASSIVE, rgb_skb->data, + rgb_skb->len); + + kfree_skb(rgb_skb); + } + + break; + case PN544_HCI_EVT_DEACTIVATED: + nfc_hci_send_event(hdev, gate, + NFC_HCI_EVT_END_OPERATION, NULL, 0); + break; + default: + break; + } + +exit: + kfree_skb(skb); +} + static struct nfc_hci_ops pn544_hci_ops = { .open = pn544_hci_open, .close = pn544_hci_close, @@ -907,6 +951,7 @@ static struct nfc_hci_ops pn544_hci_ops = { .complete_target_discovered = pn544_hci_complete_target_discovered, .data_exchange = pn544_hci_data_exchange, .check_presence = pn544_hci_check_presence, + .event_received = pn544_hci_event_received, }; static int __devinit pn544_hci_probe(struct i2c_client *client, diff --git a/include/net/nfc/hci.h b/include/net/nfc/hci.h index df6523d..490d323 100644 --- a/include/net/nfc/hci.h +++ b/include/net/nfc/hci.h @@ -47,6 +47,8 @@ struct nfc_hci_ops { data_exchange_cb_t cb, void *cb_context); int (*check_presence)(struct nfc_hci_dev *hdev, struct nfc_target *target); + void (*event_received)(struct nfc_hci_dev *hdev, u8 gate, u8 event, + struct sk_buff *skb); }; /* Pipes */ @@ -222,5 +224,6 @@ int nfc_hci_send_response(struct nfc_hci_dev *hdev, u8 gate, u8 response, const u8 *param, size_t param_len); int nfc_hci_send_event(struct nfc_hci_dev *hdev, u8 gate, u8 event, const u8 *param, size_t param_len); +int nfc_hci_target_discovered(struct nfc_hci_dev *hdev, u8 gate); #endif /* __NET_HCI_H */ diff --git a/net/nfc/hci/core.c b/net/nfc/hci/core.c index 5fbb6e4..8a9a811 100644 --- a/net/nfc/hci/core.c +++ b/net/nfc/hci/core.c @@ -182,7 +182,7 @@ static u32 nfc_hci_sak_to_protocol(u8 sak) } } -static int nfc_hci_target_discovered(struct nfc_hci_dev *hdev, u8 gate) +int nfc_hci_target_discovered(struct nfc_hci_dev *hdev, u8 gate) { struct nfc_target *targets; struct sk_buff *atqa_skb = NULL; @@ -275,6 +275,7 @@ exit: return r; } +EXPORT_SYMBOL(nfc_hci_target_discovered); void nfc_hci_event_received(struct nfc_hci_dev *hdev, u8 pipe, u8 event, struct sk_buff *skb) @@ -307,8 +308,13 @@ void nfc_hci_event_received(struct nfc_hci_dev *hdev, u8 pipe, u8 event, nfc_hci_pipe2gate(hdev, pipe)); break; default: - /* TODO: Unknown events are hardware specific - * pass them to the driver (needs a new hci_ops) */ + if (hdev->ops->event_received) { + hdev->ops->event_received(hdev, + nfc_hci_pipe2gate(hdev, pipe), + event, skb); + return; + } + break; } -- cgit v0.10.2 From 928326f2237d2dd62b2fb9374c655cd906549868 Mon Sep 17 00:00:00 2001 From: Arron Wang Date: Thu, 27 Sep 2012 17:32:56 +0800 Subject: NFC: Handle pn544 continue activation We need to send continue activation command to allow NFCIP-1 activation when a NFC target has been discovered in type A or type F reader gate. Signed-off-by: Arron Wang Signed-off-by: Samuel Ortiz diff --git a/drivers/nfc/pn544_hci.c b/drivers/nfc/pn544_hci.c index d81242f..6d564bd 100644 --- a/drivers/nfc/pn544_hci.c +++ b/drivers/nfc/pn544_hci.c @@ -118,6 +118,8 @@ enum pn544_state { #define PN544_HCI_EVT_RCV_DATA 0x04 #define PN544_HCI_EVT_CONTINUE_MI 0x05 +#define PN544_HCI_CMD_CONTINUE_ACTIVATION 0x13 + static struct nfc_hci_gate pn544_gates[] = { {NFC_HCI_ADMIN_GATE, NFC_HCI_INVALID_PIPE}, {NFC_HCI_LOOPBACK_GATE, NFC_HCI_INVALID_PIPE}, @@ -755,6 +757,9 @@ static int pn544_hci_target_from_gate(struct nfc_hci_dev *hdev, u8 gate, target->supported_protocols = NFC_PROTO_JEWEL_MASK; target->sens_res = 0x0c00; break; + case PN544_RF_READER_NFCIP1_INITIATOR_GATE: + target->supported_protocols = NFC_PROTO_NFC_DEP_MASK; + break; default: return -EPROTO; } @@ -769,7 +774,18 @@ static int pn544_hci_complete_target_discovered(struct nfc_hci_dev *hdev, struct sk_buff *uid_skb; int r = 0; - if (target->supported_protocols & NFC_PROTO_MIFARE_MASK) { + if (gate == PN544_RF_READER_NFCIP1_INITIATOR_GATE) + return r; + + if (target->supported_protocols & NFC_PROTO_NFC_DEP_MASK) { + r = nfc_hci_send_cmd(hdev, + PN544_RF_READER_NFCIP1_INITIATOR_GATE, + PN544_HCI_CMD_CONTINUE_ACTIVATION, NULL, 0, NULL); + if (r < 0) + return r; + + target->hci_reader_gate = PN544_RF_READER_NFCIP1_INITIATOR_GATE; + } else if (target->supported_protocols & NFC_PROTO_MIFARE_MASK) { if (target->nfcid1_len != 4 && target->nfcid1_len != 7 && target->nfcid1_len != 10) return -EPROTO; @@ -792,6 +808,16 @@ static int pn544_hci_complete_target_discovered(struct nfc_hci_dev *hdev, PN544_RF_READER_CMD_ACTIVATE_NEXT, uid_skb->data, uid_skb->len, NULL); kfree_skb(uid_skb); + + r = nfc_hci_send_cmd(hdev, + PN544_RF_READER_NFCIP1_INITIATOR_GATE, + PN544_HCI_CMD_CONTINUE_ACTIVATION, + NULL, 0, NULL); + if (r < 0) + return r; + + target->hci_reader_gate = PN544_RF_READER_NFCIP1_INITIATOR_GATE; + target->supported_protocols = NFC_PROTO_NFC_DEP_MASK; } else if (target->supported_protocols & NFC_PROTO_ISO14443_MASK) { /* * TODO: maybe other ISO 14443 require some kind of continue diff --git a/net/nfc/hci/core.c b/net/nfc/hci/core.c index 8a9a811..052a0a2 100644 --- a/net/nfc/hci/core.c +++ b/net/nfc/hci/core.c @@ -263,7 +263,9 @@ int nfc_hci_target_discovered(struct nfc_hci_dev *hdev, u8 gate) break; } - targets->hci_reader_gate = gate; + /* if driver set the new gate, we will skip the old one */ + if (targets->hci_reader_gate == 0x00) + targets->hci_reader_gate = gate; r = nfc_targets_found(hdev->ndev, targets, 1); -- cgit v0.10.2 From c40d17401f89f575a6ff5774abaa0838398b820c Mon Sep 17 00:00:00 2001 From: Arron Wang Date: Thu, 27 Sep 2012 17:32:57 +0800 Subject: NFC: Implement HCI DEP link up and down And implement the corresponding hooks for pn544. Signed-off-by: Arron Wang Signed-off-by: Samuel Ortiz diff --git a/drivers/nfc/pn544_hci.c b/drivers/nfc/pn544_hci.c index 6d564bd..4ed2b83 100644 --- a/drivers/nfc/pn544_hci.c +++ b/drivers/nfc/pn544_hci.c @@ -746,6 +746,43 @@ static int pn544_hci_start_poll(struct nfc_hci_dev *hdev, return r; } +static int pn544_hci_dep_link_up(struct nfc_hci_dev *hdev, + struct nfc_target *target, u8 comm_mode, + u8 *gb, size_t gb_len) +{ + struct sk_buff *rgb_skb = NULL; + int r; + + r = nfc_hci_get_param(hdev, target->hci_reader_gate, + PN544_DEP_ATR_RES, &rgb_skb); + if (r < 0) + return r; + + if (rgb_skb->len == 0 || rgb_skb->len > NFC_GB_MAXSIZE) { + r = -EPROTO; + goto exit; + } + print_hex_dump(KERN_DEBUG, "remote gb: ", DUMP_PREFIX_OFFSET, + 16, 1, rgb_skb->data, rgb_skb->len, true); + + r = nfc_set_remote_general_bytes(hdev->ndev, rgb_skb->data, + rgb_skb->len); + + if (r == 0) + r = nfc_dep_link_is_up(hdev->ndev, target->idx, comm_mode, + NFC_RF_INITIATOR); +exit: + kfree_skb(rgb_skb); + return r; +} + +static int pn544_hci_dep_link_down(struct nfc_hci_dev *hdev) +{ + + return nfc_hci_send_event(hdev, PN544_RF_READER_NFCIP1_INITIATOR_GATE, + NFC_HCI_EVT_END_OPERATION, NULL, 0); +} + static int pn544_hci_target_from_gate(struct nfc_hci_dev *hdev, u8 gate, struct nfc_target *target) { @@ -973,6 +1010,8 @@ static struct nfc_hci_ops pn544_hci_ops = { .hci_ready = pn544_hci_ready, .xmit = pn544_hci_xmit, .start_poll = pn544_hci_start_poll, + .dep_link_up = pn544_hci_dep_link_up, + .dep_link_down = pn544_hci_dep_link_down, .target_from_gate = pn544_hci_target_from_gate, .complete_target_discovered = pn544_hci_complete_target_discovered, .data_exchange = pn544_hci_data_exchange, diff --git a/include/net/nfc/hci.h b/include/net/nfc/hci.h index 490d323..6b2d75d 100644 --- a/include/net/nfc/hci.h +++ b/include/net/nfc/hci.h @@ -38,6 +38,9 @@ struct nfc_hci_ops { int (*xmit) (struct nfc_hci_dev *hdev, struct sk_buff *skb); int (*start_poll) (struct nfc_hci_dev *hdev, u32 im_protocols, u32 tm_protocols); + int (*dep_link_up)(struct nfc_hci_dev *hdev, struct nfc_target *target, + u8 comm_mode, u8 *gb, size_t gb_len); + int (*dep_link_down)(struct nfc_hci_dev *hdev); int (*target_from_gate) (struct nfc_hci_dev *hdev, u8 gate, struct nfc_target *target); int (*complete_target_discovered) (struct nfc_hci_dev *hdev, u8 gate, diff --git a/net/nfc/hci/core.c b/net/nfc/hci/core.c index 052a0a2..777deb8 100644 --- a/net/nfc/hci/core.c +++ b/net/nfc/hci/core.c @@ -546,6 +546,28 @@ static void hci_stop_poll(struct nfc_dev *nfc_dev) NFC_HCI_EVT_END_OPERATION, NULL, 0); } +static int hci_dep_link_up(struct nfc_dev *nfc_dev, struct nfc_target *target, + __u8 comm_mode, __u8 *gb, size_t gb_len) +{ + struct nfc_hci_dev *hdev = nfc_get_drvdata(nfc_dev); + + if (hdev->ops->dep_link_up) + return hdev->ops->dep_link_up(hdev, target, comm_mode, + gb, gb_len); + + return 0; +} + +static int hci_dep_link_down(struct nfc_dev *nfc_dev) +{ + struct nfc_hci_dev *hdev = nfc_get_drvdata(nfc_dev); + + if (hdev->ops->dep_link_down) + return hdev->ops->dep_link_down(hdev); + + return 0; +} + static int hci_activate_target(struct nfc_dev *nfc_dev, struct nfc_target *target, u32 protocol) { @@ -731,6 +753,8 @@ static struct nfc_ops hci_nfc_ops = { .dev_down = hci_dev_down, .start_poll = hci_start_poll, .stop_poll = hci_stop_poll, + .dep_link_up = hci_dep_link_up, + .dep_link_down = hci_dep_link_down, .activate_target = hci_activate_target, .deactivate_target = hci_deactivate_target, .im_transceive = hci_transceive, -- cgit v0.10.2 From e81076235b46189a776362ec5e4c6626bf1599ff Mon Sep 17 00:00:00 2001 From: Arron Wang Date: Thu, 27 Sep 2012 17:32:58 +0800 Subject: NFC: Implement HCI DEP send and receive data And implement the corresponding hooks for pn544. Signed-off-by: Arron Wang Signed-off-by: Samuel Ortiz diff --git a/drivers/nfc/pn544_hci.c b/drivers/nfc/pn544_hci.c index 4ed2b83..554faf0a 100644 --- a/drivers/nfc/pn544_hci.c +++ b/drivers/nfc/pn544_hci.c @@ -900,7 +900,7 @@ static void pn544_hci_data_exchange_cb(void *context, struct sk_buff *skb, * <= 0: driver handled the data exchange * 1: driver doesn't especially handle, please do standard processing */ -static int pn544_hci_data_exchange(struct nfc_hci_dev *hdev, +static int pn544_hci_im_transceive(struct nfc_hci_dev *hdev, struct nfc_target *target, struct sk_buff *skb, data_exchange_cb_t cb, void *cb_context) @@ -953,11 +953,26 @@ static int pn544_hci_data_exchange(struct nfc_hci_dev *hdev, return nfc_hci_send_cmd_async(hdev, target->hci_reader_gate, PN544_JEWEL_RAW_CMD, skb->data, skb->len, cb, cb_context); + case PN544_RF_READER_NFCIP1_INITIATOR_GATE: + *skb_push(skb, 1) = 0; + + return nfc_hci_send_event(hdev, target->hci_reader_gate, + PN544_HCI_EVT_SND_DATA, skb->data, + skb->len); default: return 1; } } +static int pn544_hci_tm_send(struct nfc_hci_dev *hdev, struct sk_buff *skb) +{ + /* Set default false for multiple information chaining */ + *skb_push(skb, 1) = 0; + + return nfc_hci_send_event(hdev, PN544_RF_READER_NFCIP1_TARGET_GATE, + PN544_HCI_EVT_SND_DATA, skb->data, skb->len); +} + static int pn544_hci_check_presence(struct nfc_hci_dev *hdev, struct nfc_target *target) { @@ -996,6 +1011,22 @@ void pn544_hci_event_received(struct nfc_hci_dev *hdev, u8 gate, u8 event, nfc_hci_send_event(hdev, gate, NFC_HCI_EVT_END_OPERATION, NULL, 0); break; + case PN544_HCI_EVT_RCV_DATA: + if (skb->len < 2) { + r = -EPROTO; + goto exit; + } + + if (skb->data[0] != 0) { + pr_debug("data0 %d", skb->data[0]); + r = -EPROTO; + goto exit; + } + + skb_pull(skb, 2); + nfc_tm_data_received(hdev->ndev, skb); + + return; default: break; } @@ -1014,7 +1045,8 @@ static struct nfc_hci_ops pn544_hci_ops = { .dep_link_down = pn544_hci_dep_link_down, .target_from_gate = pn544_hci_target_from_gate, .complete_target_discovered = pn544_hci_complete_target_discovered, - .data_exchange = pn544_hci_data_exchange, + .im_transceive = pn544_hci_im_transceive, + .tm_send = pn544_hci_tm_send, .check_presence = pn544_hci_check_presence, .event_received = pn544_hci_event_received, }; diff --git a/include/net/nfc/hci.h b/include/net/nfc/hci.h index 6b2d75d..bc87b8f 100644 --- a/include/net/nfc/hci.h +++ b/include/net/nfc/hci.h @@ -45,9 +45,10 @@ struct nfc_hci_ops { struct nfc_target *target); int (*complete_target_discovered) (struct nfc_hci_dev *hdev, u8 gate, struct nfc_target *target); - int (*data_exchange) (struct nfc_hci_dev *hdev, + int (*im_transceive) (struct nfc_hci_dev *hdev, struct nfc_target *target, struct sk_buff *skb, data_exchange_cb_t cb, void *cb_context); + int (*tm_send)(struct nfc_hci_dev *hdev, struct sk_buff *skb); int (*check_presence)(struct nfc_hci_dev *hdev, struct nfc_target *target); void (*event_received)(struct nfc_hci_dev *hdev, u8 gate, u8 event, diff --git a/net/nfc/hci/core.c b/net/nfc/hci/core.c index 777deb8..c2339c4 100644 --- a/net/nfc/hci/core.c +++ b/net/nfc/hci/core.c @@ -616,8 +616,8 @@ static int hci_transceive(struct nfc_dev *nfc_dev, struct nfc_target *target, switch (target->hci_reader_gate) { case NFC_HCI_RF_READER_A_GATE: case NFC_HCI_RF_READER_B_GATE: - if (hdev->ops->data_exchange) { - r = hdev->ops->data_exchange(hdev, target, skb, cb, + if (hdev->ops->im_transceive) { + r = hdev->ops->im_transceive(hdev, target, skb, cb, cb_context); if (r <= 0) /* handled */ break; @@ -634,8 +634,8 @@ static int hci_transceive(struct nfc_dev *nfc_dev, struct nfc_target *target, skb->len, hci_transceive_cb, hdev); break; default: - if (hdev->ops->data_exchange) { - r = hdev->ops->data_exchange(hdev, target, skb, cb, + if (hdev->ops->im_transceive) { + r = hdev->ops->im_transceive(hdev, target, skb, cb, cb_context); if (r == 1) r = -ENOTSUPP; @@ -650,6 +650,16 @@ static int hci_transceive(struct nfc_dev *nfc_dev, struct nfc_target *target, return r; } +int hci_tm_send(struct nfc_dev *nfc_dev, struct sk_buff *skb) +{ + struct nfc_hci_dev *hdev = nfc_get_drvdata(nfc_dev); + + if (hdev->ops->tm_send) + return hdev->ops->tm_send(hdev, skb); + else + return -ENOTSUPP; +} + static int hci_check_presence(struct nfc_dev *nfc_dev, struct nfc_target *target) { @@ -758,6 +768,7 @@ static struct nfc_ops hci_nfc_ops = { .activate_target = hci_activate_target, .deactivate_target = hci_deactivate_target, .im_transceive = hci_transceive, + .tm_send = hci_tm_send, .check_presence = hci_check_presence, }; -- cgit v0.10.2 From da052850b911dfd0fcd5c8d6308917ebe2edbacf Mon Sep 17 00:00:00 2001 From: Arron Wang Date: Thu, 27 Sep 2012 17:32:59 +0800 Subject: NFC: Add pn544 presence check for different targets Signed-off-by: Arron Wang Signed-off-by: Samuel Ortiz diff --git a/drivers/nfc/pn544_hci.c b/drivers/nfc/pn544_hci.c index 554faf0a..b66d468 100644 --- a/drivers/nfc/pn544_hci.c +++ b/drivers/nfc/pn544_hci.c @@ -118,6 +118,7 @@ enum pn544_state { #define PN544_HCI_EVT_RCV_DATA 0x04 #define PN544_HCI_EVT_CONTINUE_MI 0x05 +#define PN544_HCI_CMD_ATTREQUEST 0x12 #define PN544_HCI_CMD_CONTINUE_ACTIVATION 0x13 static struct nfc_hci_gate pn544_gates[] = { @@ -976,9 +977,33 @@ static int pn544_hci_tm_send(struct nfc_hci_dev *hdev, struct sk_buff *skb) static int pn544_hci_check_presence(struct nfc_hci_dev *hdev, struct nfc_target *target) { - return nfc_hci_send_cmd(hdev, target->hci_reader_gate, - PN544_RF_READER_CMD_PRESENCE_CHECK, - NULL, 0, NULL); + pr_debug("supported protocol %d", target->supported_protocols); + if (target->supported_protocols & (NFC_PROTO_ISO14443_MASK | + NFC_PROTO_ISO14443_B_MASK)) { + return nfc_hci_send_cmd(hdev, target->hci_reader_gate, + PN544_RF_READER_CMD_PRESENCE_CHECK, + NULL, 0, NULL); + } else if (target->supported_protocols & NFC_PROTO_MIFARE_MASK) { + if (target->nfcid1_len != 4 && target->nfcid1_len != 7 && + target->nfcid1_len != 10) + return -EPROTO; + + return nfc_hci_send_cmd(hdev, NFC_HCI_RF_READER_A_GATE, + PN544_RF_READER_CMD_ACTIVATE_NEXT, + target->nfcid1, target->nfcid1_len, NULL); + } else if (target->supported_protocols & NFC_PROTO_JEWEL_MASK) { + return nfc_hci_send_cmd(hdev, target->hci_reader_gate, + PN544_JEWEL_RAW_CMD, NULL, 0, NULL); + } else if (target->supported_protocols & NFC_PROTO_FELICA_MASK) { + return nfc_hci_send_cmd(hdev, PN544_RF_READER_F_GATE, + PN544_FELICA_RAW, NULL, 0, NULL); + } else if (target->supported_protocols & NFC_PROTO_NFC_DEP_MASK) { + return nfc_hci_send_cmd(hdev, target->hci_reader_gate, + PN544_HCI_CMD_ATTREQUEST, + NULL, 0, NULL); + } + + return 0; } void pn544_hci_event_received(struct nfc_hci_dev *hdev, u8 gate, u8 event, -- cgit v0.10.2 From 632c016ab8ba1f98262bd6242b38d73ee4ae652e Mon Sep 17 00:00:00 2001 From: Eric Lapuyade Date: Tue, 2 Oct 2012 17:27:36 +0200 Subject: NFC: HCI check presence must not fail when driver doesn't support it When the driver does not support checking the tag is still present, it must return -EOPNOTSUPP. The NFC Core will then stop asking and not report a tag lost event to user space. Signed-off-by: Eric Lapuyade Signed-off-by: Samuel Ortiz diff --git a/drivers/nfc/pn544_hci.c b/drivers/nfc/pn544_hci.c index b66d468..70858b5 100644 --- a/drivers/nfc/pn544_hci.c +++ b/drivers/nfc/pn544_hci.c @@ -986,7 +986,7 @@ static int pn544_hci_check_presence(struct nfc_hci_dev *hdev, } else if (target->supported_protocols & NFC_PROTO_MIFARE_MASK) { if (target->nfcid1_len != 4 && target->nfcid1_len != 7 && target->nfcid1_len != 10) - return -EPROTO; + return -EOPNOTSUPP; return nfc_hci_send_cmd(hdev, NFC_HCI_RF_READER_A_GATE, PN544_RF_READER_CMD_ACTIVATE_NEXT, diff --git a/net/nfc/core.c b/net/nfc/core.c index 479bee3..4cb0697 100644 --- a/net/nfc/core.c +++ b/net/nfc/core.c @@ -697,6 +697,8 @@ static void nfc_check_pres_work(struct work_struct *work) if (dev->active_target && timer_pending(&dev->check_pres_timer) == 0) { rc = dev->ops->check_presence(dev, dev->active_target); + if (rc == -EOPNOTSUPP) + goto exit; if (!rc) { mod_timer(&dev->check_pres_timer, jiffies + msecs_to_jiffies(NFC_CHECK_PRES_FREQ_MS)); @@ -708,6 +710,7 @@ static void nfc_check_pres_work(struct work_struct *work) } } +exit: device_unlock(&dev->dev); } -- cgit v0.10.2 From 97f18414af395c547f20300e5d4c81d7190a4155 Mon Sep 17 00:00:00 2001 From: Eric Lapuyade Date: Tue, 2 Oct 2012 18:44:06 +0200 Subject: NFC: Separate pn544 hci driver in HW dependant and independant parts The driver now has all HCI stuff isolated in one file, and all the hardware link specifics in another. Writing a pn544 driver on top of another hardware link is now just a matter of adding a new file for that new hardware specifics. Signed-off-by: Eric Lapuyade Signed-off-by: Samuel Ortiz diff --git a/drivers/nfc/Makefile b/drivers/nfc/Makefile index bf05831..36c3590 100644 --- a/drivers/nfc/Makefile +++ b/drivers/nfc/Makefile @@ -2,7 +2,7 @@ # Makefile for nfc devices # -obj-$(CONFIG_PN544_HCI_NFC) += pn544_hci.o +obj-$(CONFIG_PN544_HCI_NFC) += pn544/ obj-$(CONFIG_NFC_PN533) += pn533.o obj-$(CONFIG_NFC_WILINK) += nfcwilink.o diff --git a/drivers/nfc/pn544/Makefile b/drivers/nfc/pn544/Makefile new file mode 100644 index 0000000..7257338 --- /dev/null +++ b/drivers/nfc/pn544/Makefile @@ -0,0 +1,7 @@ +# +# Makefile for PN544 HCI based NFC driver +# + +obj-$(CONFIG_PN544_HCI_NFC) += pn544_i2c.o + +pn544_i2c-y := pn544.o i2c.o diff --git a/drivers/nfc/pn544/i2c.c b/drivers/nfc/pn544/i2c.c new file mode 100644 index 0000000..fb430d8 --- /dev/null +++ b/drivers/nfc/pn544/i2c.c @@ -0,0 +1,500 @@ +/* + * I2C Link Layer for PN544 HCI based Driver + * + * Copyright (C) 2012 Intel Corporation. All rights reserved. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms and conditions of the GNU General Public License, + * version 2, as published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the + * Free Software Foundation, Inc., + * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + */ + +#include +#include +#include +#include +#include +#include +#include + +#include + +#include +#include + +#include "pn544.h" + +#define PN544_I2C_FRAME_HEADROOM 1 +#define PN544_I2C_FRAME_TAILROOM 2 + +/* framing in HCI mode */ +#define PN544_HCI_I2C_LLC_LEN 1 +#define PN544_HCI_I2C_LLC_CRC 2 +#define PN544_HCI_I2C_LLC_LEN_CRC (PN544_HCI_I2C_LLC_LEN + \ + PN544_HCI_I2C_LLC_CRC) +#define PN544_HCI_I2C_LLC_MIN_SIZE (1 + PN544_HCI_I2C_LLC_LEN_CRC) +#define PN544_HCI_I2C_LLC_MAX_PAYLOAD 29 +#define PN544_HCI_I2C_LLC_MAX_SIZE (PN544_HCI_I2C_LLC_LEN_CRC + 1 + \ + PN544_HCI_I2C_LLC_MAX_PAYLOAD) + +static struct i2c_device_id pn544_hci_i2c_id_table[] = { + {"pn544", 0}, + {} +}; + +MODULE_DEVICE_TABLE(i2c, pn544_hci_i2c_id_table); + +#define PN544_HCI_I2C_DRIVER_NAME "pn544_hci_i2c" + +struct pn544_i2c_phy { + struct i2c_client *i2c_dev; + struct nfc_hci_dev *hdev; + + unsigned int gpio_en; + unsigned int gpio_irq; + unsigned int gpio_fw; + unsigned int en_polarity; + + int powered; + + int hard_fault; /* + * < 0 if hardware error occured (e.g. i2c err) + * and prevents normal operation. + */ +}; + +#define I2C_DUMP_SKB(info, skb) \ +do { \ + pr_debug("%s:\n", info); \ + print_hex_dump(KERN_DEBUG, "i2c: ", DUMP_PREFIX_OFFSET, \ + 16, 1, (skb)->data, (skb)->len, 0); \ +} while (0) + +static void pn544_hci_i2c_platform_init(struct pn544_i2c_phy *phy) +{ + int polarity, retry, ret; + char rset_cmd[] = { 0x05, 0xF9, 0x04, 0x00, 0xC3, 0xE5 }; + int count = sizeof(rset_cmd); + + pr_info(DRIVER_DESC ": %s\n", __func__); + dev_info(&phy->i2c_dev->dev, "Detecting nfc_en polarity\n"); + + /* Disable fw download */ + gpio_set_value(phy->gpio_fw, 0); + + for (polarity = 0; polarity < 2; polarity++) { + phy->en_polarity = polarity; + retry = 3; + while (retry--) { + /* power off */ + gpio_set_value(phy->gpio_en, !phy->en_polarity); + usleep_range(10000, 15000); + + /* power on */ + gpio_set_value(phy->gpio_en, phy->en_polarity); + usleep_range(10000, 15000); + + /* send reset */ + dev_dbg(&phy->i2c_dev->dev, "Sending reset cmd\n"); + ret = i2c_master_send(phy->i2c_dev, rset_cmd, count); + if (ret == count) { + dev_info(&phy->i2c_dev->dev, + "nfc_en polarity : active %s\n", + (polarity == 0 ? "low" : "high")); + goto out; + } + } + } + + dev_err(&phy->i2c_dev->dev, + "Could not detect nfc_en polarity, fallback to active high\n"); + +out: + gpio_set_value(phy->gpio_en, !phy->en_polarity); +} + +static int pn544_hci_i2c_enable(void *phy_id) +{ + struct pn544_i2c_phy *phy = phy_id; + + pr_info(DRIVER_DESC ": %s\n", __func__); + + gpio_set_value(phy->gpio_fw, 0); + gpio_set_value(phy->gpio_en, phy->en_polarity); + usleep_range(10000, 15000); + + phy->powered = 1; + + return 0; +} + +static void pn544_hci_i2c_disable(void *phy_id) +{ + struct pn544_i2c_phy *phy = phy_id; + + pr_info(DRIVER_DESC ": %s\n", __func__); + + gpio_set_value(phy->gpio_fw, 0); + gpio_set_value(phy->gpio_en, !phy->en_polarity); + usleep_range(10000, 15000); + + gpio_set_value(phy->gpio_en, phy->en_polarity); + usleep_range(10000, 15000); + + gpio_set_value(phy->gpio_en, !phy->en_polarity); + usleep_range(10000, 15000); + + phy->powered = 0; +} + +static void pn544_hci_i2c_add_len_crc(struct sk_buff *skb) +{ + u16 crc; + int len; + + len = skb->len + 2; + *skb_push(skb, 1) = len; + + crc = crc_ccitt(0xffff, skb->data, skb->len); + crc = ~crc; + *skb_put(skb, 1) = crc & 0xff; + *skb_put(skb, 1) = crc >> 8; +} + +static void pn544_hci_i2c_remove_len_crc(struct sk_buff *skb) +{ + skb_pull(skb, PN544_I2C_FRAME_HEADROOM); + skb_trim(skb, PN544_I2C_FRAME_TAILROOM); +} + +/* + * Writing a frame must not return the number of written bytes. + * It must return either zero for success, or <0 for error. + * In addition, it must not alter the skb + */ +static int pn544_hci_i2c_write(void *phy_id, struct sk_buff *skb) +{ + int r; + struct pn544_i2c_phy *phy = phy_id; + struct i2c_client *client = phy->i2c_dev; + + if (phy->hard_fault != 0) + return phy->hard_fault; + + usleep_range(3000, 6000); + + pn544_hci_i2c_add_len_crc(skb); + + I2C_DUMP_SKB("i2c frame written", skb); + + r = i2c_master_send(client, skb->data, skb->len); + + if (r == -EREMOTEIO) { /* Retry, chip was in standby */ + usleep_range(6000, 10000); + r = i2c_master_send(client, skb->data, skb->len); + } + + if (r >= 0) { + if (r != skb->len) + r = -EREMOTEIO; + else + r = 0; + } + + pn544_hci_i2c_remove_len_crc(skb); + + return r; +} + +static int check_crc(u8 *buf, int buflen) +{ + int len; + u16 crc; + + len = buf[0] + 1; + crc = crc_ccitt(0xffff, buf, len - 2); + crc = ~crc; + + if (buf[len - 2] != (crc & 0xff) || buf[len - 1] != (crc >> 8)) { + pr_err(PN544_HCI_I2C_DRIVER_NAME + ": CRC error 0x%x != 0x%x 0x%x\n", + crc, buf[len - 1], buf[len - 2]); + + pr_info(DRIVER_DESC ": %s : BAD CRC\n", __func__); + print_hex_dump(KERN_DEBUG, "crc: ", DUMP_PREFIX_NONE, + 16, 2, buf, buflen, false); + return -EPERM; + } + return 0; +} + +/* + * Reads an shdlc frame and returns it in a newly allocated sk_buff. Guarantees + * that i2c bus will be flushed and that next read will start on a new frame. + * returned skb contains only LLC header and payload. + * returns: + * -EREMOTEIO : i2c read error (fatal) + * -EBADMSG : frame was incorrect and discarded + * -ENOMEM : cannot allocate skb, frame dropped + */ +static int pn544_hci_i2c_read(struct pn544_i2c_phy *phy, struct sk_buff **skb) +{ + int r; + u8 len; + u8 tmp[PN544_HCI_I2C_LLC_MAX_SIZE - 1]; + struct i2c_client *client = phy->i2c_dev; + + r = i2c_master_recv(client, &len, 1); + if (r != 1) { + dev_err(&client->dev, "cannot read len byte\n"); + return -EREMOTEIO; + } + + if ((len < (PN544_HCI_I2C_LLC_MIN_SIZE - 1)) || + (len > (PN544_HCI_I2C_LLC_MAX_SIZE - 1))) { + dev_err(&client->dev, "invalid len byte\n"); + r = -EBADMSG; + goto flush; + } + + *skb = alloc_skb(1 + len, GFP_KERNEL); + if (*skb == NULL) { + r = -ENOMEM; + goto flush; + } + + *skb_put(*skb, 1) = len; + + r = i2c_master_recv(client, skb_put(*skb, len), len); + if (r != len) { + kfree_skb(*skb); + return -EREMOTEIO; + } + + I2C_DUMP_SKB("i2c frame read", *skb); + + r = check_crc((*skb)->data, (*skb)->len); + if (r != 0) { + kfree_skb(*skb); + r = -EBADMSG; + goto flush; + } + + skb_pull(*skb, 1); + skb_trim(*skb, (*skb)->len - 2); + + usleep_range(3000, 6000); + + return 0; + +flush: + if (i2c_master_recv(client, tmp, sizeof(tmp)) < 0) + r = -EREMOTEIO; + + usleep_range(3000, 6000); + + return r; +} + +/* + * Reads an shdlc frame from the chip. This is not as straightforward as it + * seems. There are cases where we could loose the frame start synchronization. + * The frame format is len-data-crc, and corruption can occur anywhere while + * transiting on i2c bus, such that we could read an invalid len. + * In order to recover synchronization with the next frame, we must be sure + * to read the real amount of data without using the len byte. We do this by + * assuming the following: + * - the chip will always present only one single complete frame on the bus + * before triggering the interrupt + * - the chip will not present a new frame until we have completely read + * the previous one (or until we have handled the interrupt). + * The tricky case is when we read a corrupted len that is less than the real + * len. We must detect this here in order to determine that we need to flush + * the bus. This is the reason why we check the crc here. + */ +static irqreturn_t pn544_hci_i2c_irq_thread_fn(int irq, void *phy_id) +{ + struct pn544_i2c_phy *phy = phy_id; + struct i2c_client *client; + struct sk_buff *skb = NULL; + int r; + + if (!phy || irq != phy->i2c_dev->irq) { + WARN_ON_ONCE(1); + return IRQ_NONE; + } + + client = phy->i2c_dev; + dev_dbg(&client->dev, "IRQ\n"); + + if (phy->hard_fault != 0) + return IRQ_HANDLED; + + r = pn544_hci_i2c_read(phy, &skb); + if (r == -EREMOTEIO) { + phy->hard_fault = r; + + nfc_hci_recv_frame(phy->hdev, NULL); + + return IRQ_HANDLED; + } else if ((r == -ENOMEM) || (r == -EBADMSG)) { + return IRQ_HANDLED; + } + + nfc_hci_recv_frame(phy->hdev, skb); + + return IRQ_HANDLED; +} + +static struct nfc_phy_ops i2c_phy_ops = { + .write = pn544_hci_i2c_write, + .enable = pn544_hci_i2c_enable, + .disable = pn544_hci_i2c_disable, +}; + +static int __devinit pn544_hci_i2c_probe(struct i2c_client *client, + const struct i2c_device_id *id) +{ + struct pn544_i2c_phy *phy; + struct pn544_nfc_platform_data *pdata; + int r = 0; + + dev_dbg(&client->dev, "%s\n", __func__); + dev_dbg(&client->dev, "IRQ: %d\n", client->irq); + + if (!i2c_check_functionality(client->adapter, I2C_FUNC_I2C)) { + dev_err(&client->dev, "Need I2C_FUNC_I2C\n"); + return -ENODEV; + } + + phy = kzalloc(sizeof(struct pn544_i2c_phy), GFP_KERNEL); + if (!phy) { + dev_err(&client->dev, + "Cannot allocate memory for pn544 i2c phy.\n"); + r = -ENOMEM; + goto err_phy_alloc; + } + + phy->i2c_dev = client; + i2c_set_clientdata(client, phy); + + pdata = client->dev.platform_data; + if (pdata == NULL) { + dev_err(&client->dev, "No platform data\n"); + r = -EINVAL; + goto err_pdata; + } + + if (pdata->request_resources == NULL) { + dev_err(&client->dev, "request_resources() missing\n"); + r = -EINVAL; + goto err_pdata; + } + + r = pdata->request_resources(client); + if (r) { + dev_err(&client->dev, "Cannot get platform resources\n"); + goto err_pdata; + } + + phy->gpio_en = pdata->get_gpio(NFC_GPIO_ENABLE); + phy->gpio_fw = pdata->get_gpio(NFC_GPIO_FW_RESET); + phy->gpio_irq = pdata->get_gpio(NFC_GPIO_IRQ); + + pn544_hci_i2c_platform_init(phy); + + r = request_threaded_irq(client->irq, NULL, pn544_hci_i2c_irq_thread_fn, + IRQF_TRIGGER_RISING | IRQF_ONESHOT, + PN544_HCI_I2C_DRIVER_NAME, phy); + if (r < 0) { + dev_err(&client->dev, "Unable to register IRQ handler\n"); + goto err_rti; + } + + r = pn544_hci_probe(phy, &i2c_phy_ops, LLC_SHDLC_NAME, + PN544_I2C_FRAME_HEADROOM, PN544_I2C_FRAME_TAILROOM, + PN544_HCI_I2C_LLC_MAX_PAYLOAD, &phy->hdev); + if (r < 0) + goto err_hci; + + return 0; + +err_hci: + free_irq(client->irq, phy); + +err_rti: + if (pdata->free_resources != NULL) + pdata->free_resources(); + +err_pdata: + kfree(phy); + +err_phy_alloc: + return r; +} + +static __devexit int pn544_hci_i2c_remove(struct i2c_client *client) +{ + struct pn544_i2c_phy *phy = i2c_get_clientdata(client); + struct pn544_nfc_platform_data *pdata = client->dev.platform_data; + + dev_dbg(&client->dev, "%s\n", __func__); + + pn544_hci_remove(phy->hdev); + + if (phy->powered) + pn544_hci_i2c_disable(phy); + + free_irq(client->irq, phy); + if (pdata->free_resources) + pdata->free_resources(); + + kfree(phy); + + return 0; +} + +static struct i2c_driver pn544_hci_i2c_driver = { + .driver = { + .name = PN544_HCI_I2C_DRIVER_NAME, + }, + .probe = pn544_hci_i2c_probe, + .id_table = pn544_hci_i2c_id_table, + .remove = __devexit_p(pn544_hci_i2c_remove), +}; + +static int __init pn544_hci_i2c_init(void) +{ + int r; + + pr_debug(DRIVER_DESC ": %s\n", __func__); + + r = i2c_add_driver(&pn544_hci_i2c_driver); + if (r) { + pr_err(PN544_HCI_I2C_DRIVER_NAME + ": driver registration failed\n"); + return r; + } + + return 0; +} + +static void __exit pn544_hci_i2c_exit(void) +{ + i2c_del_driver(&pn544_hci_i2c_driver); +} + +module_init(pn544_hci_i2c_init); +module_exit(pn544_hci_i2c_exit); + +MODULE_LICENSE("GPL"); +MODULE_DESCRIPTION(DRIVER_DESC); diff --git a/drivers/nfc/pn544/pn544.c b/drivers/nfc/pn544/pn544.c new file mode 100644 index 0000000..cf34445 --- /dev/null +++ b/drivers/nfc/pn544/pn544.c @@ -0,0 +1,862 @@ +/* + * HCI based Driver for NXP PN544 NFC Chip + * + * Copyright (C) 2012 Intel Corporation. All rights reserved. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms and conditions of the GNU General Public License, + * version 2, as published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the + * Free Software Foundation, Inc., + * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + */ + +#include +#include + +#include +#include +#include + +#include "pn544.h" + +/* Timing restrictions (ms) */ +#define PN544_HCI_RESETVEN_TIME 30 + +#define HCI_MODE 0 +#define FW_MODE 1 + +enum pn544_state { + PN544_ST_COLD, + PN544_ST_FW_READY, + PN544_ST_READY, +}; + +#define FULL_VERSION_LEN 11 + +/* Proprietary commands */ +#define PN544_WRITE 0x3f + +/* Proprietary gates, events, commands and registers */ + +/* NFC_HCI_RF_READER_A_GATE additional registers and commands */ +#define PN544_RF_READER_A_AUTO_ACTIVATION 0x10 +#define PN544_RF_READER_A_CMD_CONTINUE_ACTIVATION 0x12 +#define PN544_MIFARE_CMD 0x21 + +/* Commands that apply to all RF readers */ +#define PN544_RF_READER_CMD_PRESENCE_CHECK 0x30 +#define PN544_RF_READER_CMD_ACTIVATE_NEXT 0x32 + +/* NFC_HCI_ID_MGMT_GATE additional registers */ +#define PN544_ID_MGMT_FULL_VERSION_SW 0x10 + +#define PN544_RF_READER_ISO15693_GATE 0x12 + +#define PN544_RF_READER_F_GATE 0x14 +#define PN544_FELICA_ID 0x04 +#define PN544_FELICA_RAW 0x20 + +#define PN544_RF_READER_JEWEL_GATE 0x15 +#define PN544_JEWEL_RAW_CMD 0x23 + +#define PN544_RF_READER_NFCIP1_INITIATOR_GATE 0x30 +#define PN544_RF_READER_NFCIP1_TARGET_GATE 0x31 + +#define PN544_SYS_MGMT_GATE 0x90 +#define PN544_SYS_MGMT_INFO_NOTIFICATION 0x02 + +#define PN544_POLLING_LOOP_MGMT_GATE 0x94 +#define PN544_DEP_MODE 0x01 +#define PN544_DEP_ATR_REQ 0x02 +#define PN544_DEP_ATR_RES 0x03 +#define PN544_DEP_MERGE 0x0D +#define PN544_PL_RDPHASES 0x06 +#define PN544_PL_EMULATION 0x07 +#define PN544_PL_NFCT_DEACTIVATED 0x09 + +#define PN544_SWP_MGMT_GATE 0xA0 + +#define PN544_NFC_WI_MGMT_GATE 0xA1 + +#define PN544_HCI_EVT_SND_DATA 0x01 +#define PN544_HCI_EVT_ACTIVATED 0x02 +#define PN544_HCI_EVT_DEACTIVATED 0x03 +#define PN544_HCI_EVT_RCV_DATA 0x04 +#define PN544_HCI_EVT_CONTINUE_MI 0x05 + +#define PN544_HCI_CMD_ATTREQUEST 0x12 +#define PN544_HCI_CMD_CONTINUE_ACTIVATION 0x13 + +static struct nfc_hci_gate pn544_gates[] = { + {NFC_HCI_ADMIN_GATE, NFC_HCI_INVALID_PIPE}, + {NFC_HCI_LOOPBACK_GATE, NFC_HCI_INVALID_PIPE}, + {NFC_HCI_ID_MGMT_GATE, NFC_HCI_INVALID_PIPE}, + {NFC_HCI_LINK_MGMT_GATE, NFC_HCI_INVALID_PIPE}, + {NFC_HCI_RF_READER_B_GATE, NFC_HCI_INVALID_PIPE}, + {NFC_HCI_RF_READER_A_GATE, NFC_HCI_INVALID_PIPE}, + {PN544_SYS_MGMT_GATE, NFC_HCI_INVALID_PIPE}, + {PN544_SWP_MGMT_GATE, NFC_HCI_INVALID_PIPE}, + {PN544_POLLING_LOOP_MGMT_GATE, NFC_HCI_INVALID_PIPE}, + {PN544_NFC_WI_MGMT_GATE, NFC_HCI_INVALID_PIPE}, + {PN544_RF_READER_F_GATE, NFC_HCI_INVALID_PIPE}, + {PN544_RF_READER_JEWEL_GATE, NFC_HCI_INVALID_PIPE}, + {PN544_RF_READER_ISO15693_GATE, NFC_HCI_INVALID_PIPE}, + {PN544_RF_READER_NFCIP1_INITIATOR_GATE, NFC_HCI_INVALID_PIPE}, + {PN544_RF_READER_NFCIP1_TARGET_GATE, NFC_HCI_INVALID_PIPE} +}; + +/* Largest headroom needed for outgoing custom commands */ +#define PN544_CMDS_HEADROOM 2 + +struct pn544_hci_info { + struct nfc_phy_ops *phy_ops; + void *phy_id; + + struct nfc_hci_dev *hdev; + + enum pn544_state state; + + struct mutex info_lock; + + int async_cb_type; + data_exchange_cb_t async_cb; + void *async_cb_context; +}; + +static int pn544_hci_open(struct nfc_hci_dev *hdev) +{ + struct pn544_hci_info *info = nfc_hci_get_clientdata(hdev); + int r = 0; + + mutex_lock(&info->info_lock); + + if (info->state != PN544_ST_COLD) { + r = -EBUSY; + goto out; + } + + r = info->phy_ops->enable(info->phy_id); + + if (r == 0) + info->state = PN544_ST_READY; + +out: + mutex_unlock(&info->info_lock); + return r; +} + +static void pn544_hci_close(struct nfc_hci_dev *hdev) +{ + struct pn544_hci_info *info = nfc_hci_get_clientdata(hdev); + + mutex_lock(&info->info_lock); + + if (info->state == PN544_ST_COLD) + goto out; + + info->phy_ops->disable(info->phy_id); + + info->state = PN544_ST_COLD; + +out: + mutex_unlock(&info->info_lock); +} + +static int pn544_hci_ready(struct nfc_hci_dev *hdev) +{ + struct sk_buff *skb; + static struct hw_config { + u8 adr[2]; + u8 value; + } hw_config[] = { + {{0x9f, 0x9a}, 0x00}, + + {{0x98, 0x10}, 0xbc}, + + {{0x9e, 0x71}, 0x00}, + + {{0x98, 0x09}, 0x00}, + + {{0x9e, 0xb4}, 0x00}, + + {{0x9e, 0xd9}, 0xff}, + {{0x9e, 0xda}, 0xff}, + {{0x9e, 0xdb}, 0x23}, + {{0x9e, 0xdc}, 0x21}, + {{0x9e, 0xdd}, 0x22}, + {{0x9e, 0xde}, 0x24}, + + {{0x9c, 0x01}, 0x08}, + + {{0x9e, 0xaa}, 0x01}, + + {{0x9b, 0xd1}, 0x0d}, + {{0x9b, 0xd2}, 0x24}, + {{0x9b, 0xd3}, 0x0a}, + {{0x9b, 0xd4}, 0x22}, + {{0x9b, 0xd5}, 0x08}, + {{0x9b, 0xd6}, 0x1e}, + {{0x9b, 0xdd}, 0x1c}, + + {{0x9b, 0x84}, 0x13}, + {{0x99, 0x81}, 0x7f}, + {{0x99, 0x31}, 0x70}, + + {{0x98, 0x00}, 0x3f}, + + {{0x9f, 0x09}, 0x00}, + + {{0x9f, 0x0a}, 0x05}, + + {{0x9e, 0xd1}, 0xa1}, + {{0x99, 0x23}, 0x00}, + + {{0x9e, 0x74}, 0x80}, + + {{0x9f, 0x28}, 0x10}, + + {{0x9f, 0x35}, 0x14}, + + {{0x9f, 0x36}, 0x60}, + + {{0x9c, 0x31}, 0x00}, + + {{0x9c, 0x32}, 0xc8}, + + {{0x9c, 0x19}, 0x40}, + + {{0x9c, 0x1a}, 0x40}, + + {{0x9c, 0x0c}, 0x00}, + + {{0x9c, 0x0d}, 0x00}, + + {{0x9c, 0x12}, 0x00}, + + {{0x9c, 0x13}, 0x00}, + + {{0x98, 0xa2}, 0x0e}, + + {{0x98, 0x93}, 0x40}, + + {{0x98, 0x7d}, 0x02}, + {{0x98, 0x7e}, 0x00}, + {{0x9f, 0xc8}, 0x01}, + }; + struct hw_config *p = hw_config; + int count = ARRAY_SIZE(hw_config); + struct sk_buff *res_skb; + u8 param[4]; + int r; + + param[0] = 0; + while (count--) { + param[1] = p->adr[0]; + param[2] = p->adr[1]; + param[3] = p->value; + + r = nfc_hci_send_cmd(hdev, PN544_SYS_MGMT_GATE, PN544_WRITE, + param, 4, &res_skb); + if (r < 0) + return r; + + if (res_skb->len != 1) { + kfree_skb(res_skb); + return -EPROTO; + } + + if (res_skb->data[0] != p->value) { + kfree_skb(res_skb); + return -EIO; + } + + kfree_skb(res_skb); + + p++; + } + + param[0] = NFC_HCI_UICC_HOST_ID; + r = nfc_hci_set_param(hdev, NFC_HCI_ADMIN_GATE, + NFC_HCI_ADMIN_WHITELIST, param, 1); + if (r < 0) + return r; + + param[0] = 0x3d; + r = nfc_hci_set_param(hdev, PN544_SYS_MGMT_GATE, + PN544_SYS_MGMT_INFO_NOTIFICATION, param, 1); + if (r < 0) + return r; + + param[0] = 0x0; + r = nfc_hci_set_param(hdev, NFC_HCI_RF_READER_A_GATE, + PN544_RF_READER_A_AUTO_ACTIVATION, param, 1); + if (r < 0) + return r; + + r = nfc_hci_send_event(hdev, NFC_HCI_RF_READER_A_GATE, + NFC_HCI_EVT_END_OPERATION, NULL, 0); + if (r < 0) + return r; + + param[0] = 0x1; + r = nfc_hci_set_param(hdev, PN544_POLLING_LOOP_MGMT_GATE, + PN544_PL_NFCT_DEACTIVATED, param, 1); + if (r < 0) + return r; + + param[0] = 0x0; + r = nfc_hci_set_param(hdev, PN544_POLLING_LOOP_MGMT_GATE, + PN544_PL_RDPHASES, param, 1); + if (r < 0) + return r; + + r = nfc_hci_get_param(hdev, NFC_HCI_ID_MGMT_GATE, + PN544_ID_MGMT_FULL_VERSION_SW, &skb); + if (r < 0) + return r; + + if (skb->len != FULL_VERSION_LEN) { + kfree_skb(skb); + return -EINVAL; + } + + print_hex_dump(KERN_DEBUG, "FULL VERSION SOFTWARE INFO: ", + DUMP_PREFIX_NONE, 16, 1, + skb->data, FULL_VERSION_LEN, false); + + kfree_skb(skb); + + return 0; +} + +static int pn544_hci_xmit(struct nfc_hci_dev *hdev, struct sk_buff *skb) +{ + struct pn544_hci_info *info = nfc_hci_get_clientdata(hdev); + + return info->phy_ops->write(info->phy_id, skb); +} + +static int pn544_hci_start_poll(struct nfc_hci_dev *hdev, + u32 im_protocols, u32 tm_protocols) +{ + u8 phases = 0; + int r; + u8 duration[2]; + u8 activated; + u8 i_mode = 0x3f; /* Enable all supported modes */ + u8 t_mode = 0x0f; + u8 t_merge = 0x01; /* Enable merge by default */ + + pr_info(DRIVER_DESC ": %s protocols 0x%x 0x%x\n", + __func__, im_protocols, tm_protocols); + + r = nfc_hci_send_event(hdev, NFC_HCI_RF_READER_A_GATE, + NFC_HCI_EVT_END_OPERATION, NULL, 0); + if (r < 0) + return r; + + duration[0] = 0x18; + duration[1] = 0x6a; + r = nfc_hci_set_param(hdev, PN544_POLLING_LOOP_MGMT_GATE, + PN544_PL_EMULATION, duration, 2); + if (r < 0) + return r; + + activated = 0; + r = nfc_hci_set_param(hdev, PN544_POLLING_LOOP_MGMT_GATE, + PN544_PL_NFCT_DEACTIVATED, &activated, 1); + if (r < 0) + return r; + + if (im_protocols & (NFC_PROTO_ISO14443_MASK | NFC_PROTO_MIFARE_MASK | + NFC_PROTO_JEWEL_MASK)) + phases |= 1; /* Type A */ + if (im_protocols & NFC_PROTO_FELICA_MASK) { + phases |= (1 << 2); /* Type F 212 */ + phases |= (1 << 3); /* Type F 424 */ + } + + phases |= (1 << 5); /* NFC active */ + + r = nfc_hci_set_param(hdev, PN544_POLLING_LOOP_MGMT_GATE, + PN544_PL_RDPHASES, &phases, 1); + if (r < 0) + return r; + + if ((im_protocols | tm_protocols) & NFC_PROTO_NFC_DEP_MASK) { + hdev->gb = nfc_get_local_general_bytes(hdev->ndev, + &hdev->gb_len); + pr_debug("generate local bytes %p", hdev->gb); + if (hdev->gb == NULL || hdev->gb_len == 0) { + im_protocols &= ~NFC_PROTO_NFC_DEP_MASK; + tm_protocols &= ~NFC_PROTO_NFC_DEP_MASK; + } + } + + if (im_protocols & NFC_PROTO_NFC_DEP_MASK) { + r = nfc_hci_send_event(hdev, + PN544_RF_READER_NFCIP1_INITIATOR_GATE, + NFC_HCI_EVT_END_OPERATION, NULL, 0); + if (r < 0) + return r; + + r = nfc_hci_set_param(hdev, + PN544_RF_READER_NFCIP1_INITIATOR_GATE, + PN544_DEP_MODE, &i_mode, 1); + if (r < 0) + return r; + + r = nfc_hci_set_param(hdev, + PN544_RF_READER_NFCIP1_INITIATOR_GATE, + PN544_DEP_ATR_REQ, hdev->gb, hdev->gb_len); + if (r < 0) + return r; + + r = nfc_hci_send_event(hdev, + PN544_RF_READER_NFCIP1_INITIATOR_GATE, + NFC_HCI_EVT_READER_REQUESTED, NULL, 0); + if (r < 0) + nfc_hci_send_event(hdev, + PN544_RF_READER_NFCIP1_INITIATOR_GATE, + NFC_HCI_EVT_END_OPERATION, NULL, 0); + } + + if (tm_protocols & NFC_PROTO_NFC_DEP_MASK) { + r = nfc_hci_set_param(hdev, PN544_RF_READER_NFCIP1_TARGET_GATE, + PN544_DEP_MODE, &t_mode, 1); + if (r < 0) + return r; + + r = nfc_hci_set_param(hdev, PN544_RF_READER_NFCIP1_TARGET_GATE, + PN544_DEP_ATR_RES, hdev->gb, hdev->gb_len); + if (r < 0) + return r; + + r = nfc_hci_set_param(hdev, PN544_RF_READER_NFCIP1_TARGET_GATE, + PN544_DEP_MERGE, &t_merge, 1); + if (r < 0) + return r; + } + + r = nfc_hci_send_event(hdev, NFC_HCI_RF_READER_A_GATE, + NFC_HCI_EVT_READER_REQUESTED, NULL, 0); + if (r < 0) + nfc_hci_send_event(hdev, NFC_HCI_RF_READER_A_GATE, + NFC_HCI_EVT_END_OPERATION, NULL, 0); + + return r; +} + +static int pn544_hci_dep_link_up(struct nfc_hci_dev *hdev, + struct nfc_target *target, u8 comm_mode, + u8 *gb, size_t gb_len) +{ + struct sk_buff *rgb_skb = NULL; + int r; + + r = nfc_hci_get_param(hdev, target->hci_reader_gate, + PN544_DEP_ATR_RES, &rgb_skb); + if (r < 0) + return r; + + if (rgb_skb->len == 0 || rgb_skb->len > NFC_GB_MAXSIZE) { + r = -EPROTO; + goto exit; + } + print_hex_dump(KERN_DEBUG, "remote gb: ", DUMP_PREFIX_OFFSET, + 16, 1, rgb_skb->data, rgb_skb->len, true); + + r = nfc_set_remote_general_bytes(hdev->ndev, rgb_skb->data, + rgb_skb->len); + + if (r == 0) + r = nfc_dep_link_is_up(hdev->ndev, target->idx, comm_mode, + NFC_RF_INITIATOR); +exit: + kfree_skb(rgb_skb); + return r; +} + +static int pn544_hci_dep_link_down(struct nfc_hci_dev *hdev) +{ + + return nfc_hci_send_event(hdev, PN544_RF_READER_NFCIP1_INITIATOR_GATE, + NFC_HCI_EVT_END_OPERATION, NULL, 0); +} + +static int pn544_hci_target_from_gate(struct nfc_hci_dev *hdev, u8 gate, + struct nfc_target *target) +{ + switch (gate) { + case PN544_RF_READER_F_GATE: + target->supported_protocols = NFC_PROTO_FELICA_MASK; + break; + case PN544_RF_READER_JEWEL_GATE: + target->supported_protocols = NFC_PROTO_JEWEL_MASK; + target->sens_res = 0x0c00; + break; + case PN544_RF_READER_NFCIP1_INITIATOR_GATE: + target->supported_protocols = NFC_PROTO_NFC_DEP_MASK; + break; + default: + return -EPROTO; + } + + return 0; +} + +static int pn544_hci_complete_target_discovered(struct nfc_hci_dev *hdev, + u8 gate, + struct nfc_target *target) +{ + struct sk_buff *uid_skb; + int r = 0; + + if (gate == PN544_RF_READER_NFCIP1_INITIATOR_GATE) + return r; + + if (target->supported_protocols & NFC_PROTO_NFC_DEP_MASK) { + r = nfc_hci_send_cmd(hdev, + PN544_RF_READER_NFCIP1_INITIATOR_GATE, + PN544_HCI_CMD_CONTINUE_ACTIVATION, NULL, 0, NULL); + if (r < 0) + return r; + + target->hci_reader_gate = PN544_RF_READER_NFCIP1_INITIATOR_GATE; + } else if (target->supported_protocols & NFC_PROTO_MIFARE_MASK) { + if (target->nfcid1_len != 4 && target->nfcid1_len != 7 && + target->nfcid1_len != 10) + return -EPROTO; + + r = nfc_hci_send_cmd(hdev, NFC_HCI_RF_READER_A_GATE, + PN544_RF_READER_CMD_ACTIVATE_NEXT, + target->nfcid1, target->nfcid1_len, NULL); + } else if (target->supported_protocols & NFC_PROTO_FELICA_MASK) { + r = nfc_hci_get_param(hdev, PN544_RF_READER_F_GATE, + PN544_FELICA_ID, &uid_skb); + if (r < 0) + return r; + + if (uid_skb->len != 8) { + kfree_skb(uid_skb); + return -EPROTO; + } + + r = nfc_hci_send_cmd(hdev, PN544_RF_READER_F_GATE, + PN544_RF_READER_CMD_ACTIVATE_NEXT, + uid_skb->data, uid_skb->len, NULL); + kfree_skb(uid_skb); + + r = nfc_hci_send_cmd(hdev, + PN544_RF_READER_NFCIP1_INITIATOR_GATE, + PN544_HCI_CMD_CONTINUE_ACTIVATION, + NULL, 0, NULL); + if (r < 0) + return r; + + target->hci_reader_gate = PN544_RF_READER_NFCIP1_INITIATOR_GATE; + target->supported_protocols = NFC_PROTO_NFC_DEP_MASK; + } else if (target->supported_protocols & NFC_PROTO_ISO14443_MASK) { + /* + * TODO: maybe other ISO 14443 require some kind of continue + * activation, but for now we've seen only this one below. + */ + if (target->sens_res == 0x4403) /* Type 4 Mifare DESFire */ + r = nfc_hci_send_cmd(hdev, NFC_HCI_RF_READER_A_GATE, + PN544_RF_READER_A_CMD_CONTINUE_ACTIVATION, + NULL, 0, NULL); + } + + return r; +} + +#define PN544_CB_TYPE_READER_F 1 + +static void pn544_hci_data_exchange_cb(void *context, struct sk_buff *skb, + int err) +{ + struct pn544_hci_info *info = context; + + switch (info->async_cb_type) { + case PN544_CB_TYPE_READER_F: + if (err == 0) + skb_pull(skb, 1); + info->async_cb(info->async_cb_context, skb, err); + break; + default: + if (err == 0) + kfree_skb(skb); + break; + } +} + +#define MIFARE_CMD_AUTH_KEY_A 0x60 +#define MIFARE_CMD_AUTH_KEY_B 0x61 +#define MIFARE_CMD_HEADER 2 +#define MIFARE_UID_LEN 4 +#define MIFARE_KEY_LEN 6 +#define MIFARE_CMD_LEN 12 +/* + * Returns: + * <= 0: driver handled the data exchange + * 1: driver doesn't especially handle, please do standard processing + */ +static int pn544_hci_im_transceive(struct nfc_hci_dev *hdev, + struct nfc_target *target, + struct sk_buff *skb, data_exchange_cb_t cb, + void *cb_context) +{ + struct pn544_hci_info *info = nfc_hci_get_clientdata(hdev); + + pr_info(DRIVER_DESC ": %s for gate=%d\n", __func__, + target->hci_reader_gate); + + switch (target->hci_reader_gate) { + case NFC_HCI_RF_READER_A_GATE: + if (target->supported_protocols & NFC_PROTO_MIFARE_MASK) { + /* + * It seems that pn544 is inverting key and UID for + * MIFARE authentication commands. + */ + if (skb->len == MIFARE_CMD_LEN && + (skb->data[0] == MIFARE_CMD_AUTH_KEY_A || + skb->data[0] == MIFARE_CMD_AUTH_KEY_B)) { + u8 uid[MIFARE_UID_LEN]; + u8 *data = skb->data + MIFARE_CMD_HEADER; + + memcpy(uid, data + MIFARE_KEY_LEN, + MIFARE_UID_LEN); + memmove(data + MIFARE_UID_LEN, data, + MIFARE_KEY_LEN); + memcpy(data, uid, MIFARE_UID_LEN); + } + + return nfc_hci_send_cmd_async(hdev, + target->hci_reader_gate, + PN544_MIFARE_CMD, + skb->data, skb->len, + cb, cb_context); + } else + return 1; + case PN544_RF_READER_F_GATE: + *skb_push(skb, 1) = 0; + *skb_push(skb, 1) = 0; + + info->async_cb_type = PN544_CB_TYPE_READER_F; + info->async_cb = cb; + info->async_cb_context = cb_context; + + return nfc_hci_send_cmd_async(hdev, target->hci_reader_gate, + PN544_FELICA_RAW, skb->data, + skb->len, + pn544_hci_data_exchange_cb, info); + case PN544_RF_READER_JEWEL_GATE: + return nfc_hci_send_cmd_async(hdev, target->hci_reader_gate, + PN544_JEWEL_RAW_CMD, skb->data, + skb->len, cb, cb_context); + case PN544_RF_READER_NFCIP1_INITIATOR_GATE: + *skb_push(skb, 1) = 0; + + return nfc_hci_send_event(hdev, target->hci_reader_gate, + PN544_HCI_EVT_SND_DATA, skb->data, + skb->len); + default: + return 1; + } +} + +static int pn544_hci_tm_send(struct nfc_hci_dev *hdev, struct sk_buff *skb) +{ + /* Set default false for multiple information chaining */ + *skb_push(skb, 1) = 0; + + return nfc_hci_send_event(hdev, PN544_RF_READER_NFCIP1_TARGET_GATE, + PN544_HCI_EVT_SND_DATA, skb->data, skb->len); +} + +static int pn544_hci_check_presence(struct nfc_hci_dev *hdev, + struct nfc_target *target) +{ + pr_debug("supported protocol %d", target->supported_protocols); + if (target->supported_protocols & (NFC_PROTO_ISO14443_MASK | + NFC_PROTO_ISO14443_B_MASK)) { + return nfc_hci_send_cmd(hdev, target->hci_reader_gate, + PN544_RF_READER_CMD_PRESENCE_CHECK, + NULL, 0, NULL); + } else if (target->supported_protocols & NFC_PROTO_MIFARE_MASK) { + if (target->nfcid1_len != 4 && target->nfcid1_len != 7 && + target->nfcid1_len != 10) + return -EOPNOTSUPP; + + return nfc_hci_send_cmd(hdev, NFC_HCI_RF_READER_A_GATE, + PN544_RF_READER_CMD_ACTIVATE_NEXT, + target->nfcid1, target->nfcid1_len, NULL); + } else if (target->supported_protocols & NFC_PROTO_JEWEL_MASK) { + return nfc_hci_send_cmd(hdev, target->hci_reader_gate, + PN544_JEWEL_RAW_CMD, NULL, 0, NULL); + } else if (target->supported_protocols & NFC_PROTO_FELICA_MASK) { + return nfc_hci_send_cmd(hdev, PN544_RF_READER_F_GATE, + PN544_FELICA_RAW, NULL, 0, NULL); + } else if (target->supported_protocols & NFC_PROTO_NFC_DEP_MASK) { + return nfc_hci_send_cmd(hdev, target->hci_reader_gate, + PN544_HCI_CMD_ATTREQUEST, + NULL, 0, NULL); + } + + return 0; +} + +void pn544_hci_event_received(struct nfc_hci_dev *hdev, u8 gate, u8 event, + struct sk_buff *skb) +{ + struct sk_buff *rgb_skb = NULL; + int r = 0; + + pr_debug("hci event %d", event); + switch (event) { + case PN544_HCI_EVT_ACTIVATED: + if (gate == PN544_RF_READER_NFCIP1_INITIATOR_GATE) + nfc_hci_target_discovered(hdev, gate); + else if (gate == PN544_RF_READER_NFCIP1_TARGET_GATE) { + r = nfc_hci_get_param(hdev, gate, PN544_DEP_ATR_REQ, + &rgb_skb); + + if (r < 0) + goto exit; + + nfc_tm_activated(hdev->ndev, NFC_PROTO_NFC_DEP_MASK, + NFC_COMM_PASSIVE, rgb_skb->data, + rgb_skb->len); + + kfree_skb(rgb_skb); + } + + break; + case PN544_HCI_EVT_DEACTIVATED: + nfc_hci_send_event(hdev, gate, + NFC_HCI_EVT_END_OPERATION, NULL, 0); + break; + case PN544_HCI_EVT_RCV_DATA: + if (skb->len < 2) { + r = -EPROTO; + goto exit; + } + + if (skb->data[0] != 0) { + pr_debug("data0 %d", skb->data[0]); + r = -EPROTO; + goto exit; + } + + skb_pull(skb, 2); + nfc_tm_data_received(hdev->ndev, skb); + + return; + default: + break; + } + +exit: + kfree_skb(skb); +} + +static struct nfc_hci_ops pn544_hci_ops = { + .open = pn544_hci_open, + .close = pn544_hci_close, + .hci_ready = pn544_hci_ready, + .xmit = pn544_hci_xmit, + .start_poll = pn544_hci_start_poll, + .dep_link_up = pn544_hci_dep_link_up, + .dep_link_down = pn544_hci_dep_link_down, + .target_from_gate = pn544_hci_target_from_gate, + .complete_target_discovered = pn544_hci_complete_target_discovered, + .im_transceive = pn544_hci_im_transceive, + .tm_send = pn544_hci_tm_send, + .check_presence = pn544_hci_check_presence, + .event_received = pn544_hci_event_received, +}; + +int pn544_hci_probe(void *phy_id, struct nfc_phy_ops *phy_ops, char *llc_name, + int phy_headroom, int phy_tailroom, int phy_payload, + struct nfc_hci_dev **hdev) +{ + struct pn544_hci_info *info; + u32 protocols; + struct nfc_hci_init_data init_data; + int r; + + info = kzalloc(sizeof(struct pn544_hci_info), GFP_KERNEL); + if (!info) { + pr_err("Cannot allocate memory for pn544_hci_info.\n"); + r = -ENOMEM; + goto err_info_alloc; + } + + info->phy_ops = phy_ops; + info->phy_id = phy_id; + info->state = PN544_ST_COLD; + mutex_init(&info->info_lock); + + init_data.gate_count = ARRAY_SIZE(pn544_gates); + + memcpy(init_data.gates, pn544_gates, sizeof(pn544_gates)); + + /* + * TODO: Session id must include the driver name + some bus addr + * persistent info to discriminate 2 identical chips + */ + strcpy(init_data.session_id, "ID544HCI"); + + protocols = NFC_PROTO_JEWEL_MASK | + NFC_PROTO_MIFARE_MASK | + NFC_PROTO_FELICA_MASK | + NFC_PROTO_ISO14443_MASK | + NFC_PROTO_ISO14443_B_MASK | + NFC_PROTO_NFC_DEP_MASK; + + info->hdev = nfc_hci_allocate_device(&pn544_hci_ops, &init_data, + protocols, llc_name, + phy_headroom + PN544_CMDS_HEADROOM, + phy_tailroom, phy_payload); + if (!info->hdev) { + pr_err("Cannot allocate nfc hdev.\n"); + r = -ENOMEM; + goto err_alloc_hdev; + } + + nfc_hci_set_clientdata(info->hdev, info); + + r = nfc_hci_register_device(info->hdev); + if (r) + goto err_regdev; + + *hdev = info->hdev; + + return 0; + +err_regdev: + nfc_hci_free_device(info->hdev); + +err_alloc_hdev: + kfree(info); + +err_info_alloc: + return r; +} + +void pn544_hci_remove(struct nfc_hci_dev *hdev) +{ + struct pn544_hci_info *info = nfc_hci_get_clientdata(hdev); + + nfc_hci_unregister_device(hdev); + nfc_hci_free_device(hdev); + kfree(info); +} diff --git a/drivers/nfc/pn544/pn544.h b/drivers/nfc/pn544/pn544.h new file mode 100644 index 0000000..f47c645 --- /dev/null +++ b/drivers/nfc/pn544/pn544.h @@ -0,0 +1,32 @@ +/* + * Copyright (C) 2011 - 2012 Intel Corporation. All rights reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the + * Free Software Foundation, Inc., + * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + */ + +#ifndef __LOCAL_PN544_H_ +#define __LOCAL_PN544_H_ + +#include + +#define DRIVER_DESC "HCI NFC driver for PN544" + +int pn544_hci_probe(void *phy_id, struct nfc_phy_ops *phy_ops, char *llc_name, + int phy_headroom, int phy_tailroom, int phy_payload, + struct nfc_hci_dev **hdev); +void pn544_hci_remove(struct nfc_hci_dev *hdev); + +#endif /* __LOCAL_PN544_H_ */ diff --git a/drivers/nfc/pn544_hci.c b/drivers/nfc/pn544_hci.c deleted file mode 100644 index 70858b5..0000000 --- a/drivers/nfc/pn544_hci.c +++ /dev/null @@ -1,1252 +0,0 @@ -/* - * HCI based Driver for NXP PN544 NFC Chip - * - * Copyright (C) 2012 Intel Corporation. All rights reserved. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms and conditions of the GNU General Public License, - * version 2, as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the - * Free Software Foundation, Inc., - * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. - */ - -#include -#include -#include -#include -#include -#include -#include -#include - -#include -#include -#include - -#include - -#define DRIVER_DESC "HCI NFC driver for PN544" - -#define PN544_HCI_DRIVER_NAME "pn544_hci" - -/* Timing restrictions (ms) */ -#define PN544_HCI_RESETVEN_TIME 30 - -static struct i2c_device_id pn544_hci_id_table[] = { - {"pn544", 0}, - {} -}; - -MODULE_DEVICE_TABLE(i2c, pn544_hci_id_table); - -#define HCI_MODE 0 -#define FW_MODE 1 - -/* framing in HCI mode */ -#define PN544_HCI_LLC_LEN 1 -#define PN544_HCI_LLC_CRC 2 -#define PN544_HCI_LLC_LEN_CRC (PN544_HCI_LLC_LEN + PN544_HCI_LLC_CRC) -#define PN544_HCI_LLC_MIN_SIZE (1 + PN544_HCI_LLC_LEN_CRC) -#define PN544_HCI_LLC_MAX_PAYLOAD 29 -#define PN544_HCI_LLC_MAX_SIZE (PN544_HCI_LLC_LEN_CRC + 1 + \ - PN544_HCI_LLC_MAX_PAYLOAD) - -enum pn544_state { - PN544_ST_COLD, - PN544_ST_FW_READY, - PN544_ST_READY, -}; - -#define FULL_VERSION_LEN 11 - -/* Proprietary commands */ -#define PN544_WRITE 0x3f - -/* Proprietary gates, events, commands and registers */ - -/* NFC_HCI_RF_READER_A_GATE additional registers and commands */ -#define PN544_RF_READER_A_AUTO_ACTIVATION 0x10 -#define PN544_RF_READER_A_CMD_CONTINUE_ACTIVATION 0x12 -#define PN544_MIFARE_CMD 0x21 - -/* Commands that apply to all RF readers */ -#define PN544_RF_READER_CMD_PRESENCE_CHECK 0x30 -#define PN544_RF_READER_CMD_ACTIVATE_NEXT 0x32 - -/* NFC_HCI_ID_MGMT_GATE additional registers */ -#define PN544_ID_MGMT_FULL_VERSION_SW 0x10 - -#define PN544_RF_READER_ISO15693_GATE 0x12 - -#define PN544_RF_READER_F_GATE 0x14 -#define PN544_FELICA_ID 0x04 -#define PN544_FELICA_RAW 0x20 - -#define PN544_RF_READER_JEWEL_GATE 0x15 -#define PN544_JEWEL_RAW_CMD 0x23 - -#define PN544_RF_READER_NFCIP1_INITIATOR_GATE 0x30 -#define PN544_RF_READER_NFCIP1_TARGET_GATE 0x31 - -#define PN544_SYS_MGMT_GATE 0x90 -#define PN544_SYS_MGMT_INFO_NOTIFICATION 0x02 - -#define PN544_POLLING_LOOP_MGMT_GATE 0x94 -#define PN544_DEP_MODE 0x01 -#define PN544_DEP_ATR_REQ 0x02 -#define PN544_DEP_ATR_RES 0x03 -#define PN544_DEP_MERGE 0x0D -#define PN544_PL_RDPHASES 0x06 -#define PN544_PL_EMULATION 0x07 -#define PN544_PL_NFCT_DEACTIVATED 0x09 - -#define PN544_SWP_MGMT_GATE 0xA0 - -#define PN544_NFC_WI_MGMT_GATE 0xA1 - -#define PN544_HCI_EVT_SND_DATA 0x01 -#define PN544_HCI_EVT_ACTIVATED 0x02 -#define PN544_HCI_EVT_DEACTIVATED 0x03 -#define PN544_HCI_EVT_RCV_DATA 0x04 -#define PN544_HCI_EVT_CONTINUE_MI 0x05 - -#define PN544_HCI_CMD_ATTREQUEST 0x12 -#define PN544_HCI_CMD_CONTINUE_ACTIVATION 0x13 - -static struct nfc_hci_gate pn544_gates[] = { - {NFC_HCI_ADMIN_GATE, NFC_HCI_INVALID_PIPE}, - {NFC_HCI_LOOPBACK_GATE, NFC_HCI_INVALID_PIPE}, - {NFC_HCI_ID_MGMT_GATE, NFC_HCI_INVALID_PIPE}, - {NFC_HCI_LINK_MGMT_GATE, NFC_HCI_INVALID_PIPE}, - {NFC_HCI_RF_READER_B_GATE, NFC_HCI_INVALID_PIPE}, - {NFC_HCI_RF_READER_A_GATE, NFC_HCI_INVALID_PIPE}, - {PN544_SYS_MGMT_GATE, NFC_HCI_INVALID_PIPE}, - {PN544_SWP_MGMT_GATE, NFC_HCI_INVALID_PIPE}, - {PN544_POLLING_LOOP_MGMT_GATE, NFC_HCI_INVALID_PIPE}, - {PN544_NFC_WI_MGMT_GATE, NFC_HCI_INVALID_PIPE}, - {PN544_RF_READER_F_GATE, NFC_HCI_INVALID_PIPE}, - {PN544_RF_READER_JEWEL_GATE, NFC_HCI_INVALID_PIPE}, - {PN544_RF_READER_ISO15693_GATE, NFC_HCI_INVALID_PIPE}, - {PN544_RF_READER_NFCIP1_INITIATOR_GATE, NFC_HCI_INVALID_PIPE}, - {PN544_RF_READER_NFCIP1_TARGET_GATE, NFC_HCI_INVALID_PIPE} -}; - -/* Largest headroom needed for outgoing custom commands */ -#define PN544_CMDS_HEADROOM 2 -#define PN544_FRAME_HEADROOM 1 -#define PN544_FRAME_TAILROOM 2 - -struct pn544_hci_info { - struct i2c_client *i2c_dev; - struct nfc_hci_dev *hdev; - - enum pn544_state state; - - struct mutex info_lock; - - unsigned int gpio_en; - unsigned int gpio_irq; - unsigned int gpio_fw; - unsigned int en_polarity; - - int hard_fault; /* - * < 0 if hardware error occured (e.g. i2c err) - * and prevents normal operation. - */ - int async_cb_type; - data_exchange_cb_t async_cb; - void *async_cb_context; -}; - -static void pn544_hci_platform_init(struct pn544_hci_info *info) -{ - int polarity, retry, ret; - char rset_cmd[] = { 0x05, 0xF9, 0x04, 0x00, 0xC3, 0xE5 }; - int count = sizeof(rset_cmd); - - pr_info(DRIVER_DESC ": %s\n", __func__); - dev_info(&info->i2c_dev->dev, "Detecting nfc_en polarity\n"); - - /* Disable fw download */ - gpio_set_value(info->gpio_fw, 0); - - for (polarity = 0; polarity < 2; polarity++) { - info->en_polarity = polarity; - retry = 3; - while (retry--) { - /* power off */ - gpio_set_value(info->gpio_en, !info->en_polarity); - usleep_range(10000, 15000); - - /* power on */ - gpio_set_value(info->gpio_en, info->en_polarity); - usleep_range(10000, 15000); - - /* send reset */ - dev_dbg(&info->i2c_dev->dev, "Sending reset cmd\n"); - ret = i2c_master_send(info->i2c_dev, rset_cmd, count); - if (ret == count) { - dev_info(&info->i2c_dev->dev, - "nfc_en polarity : active %s\n", - (polarity == 0 ? "low" : "high")); - goto out; - } - } - } - - dev_err(&info->i2c_dev->dev, - "Could not detect nfc_en polarity, fallback to active high\n"); - -out: - gpio_set_value(info->gpio_en, !info->en_polarity); -} - -static int pn544_hci_enable(struct pn544_hci_info *info, int mode) -{ - pr_info(DRIVER_DESC ": %s\n", __func__); - - gpio_set_value(info->gpio_fw, 0); - gpio_set_value(info->gpio_en, info->en_polarity); - usleep_range(10000, 15000); - - return 0; -} - -static void pn544_hci_disable(struct pn544_hci_info *info) -{ - pr_info(DRIVER_DESC ": %s\n", __func__); - - gpio_set_value(info->gpio_fw, 0); - gpio_set_value(info->gpio_en, !info->en_polarity); - usleep_range(10000, 15000); - - gpio_set_value(info->gpio_en, info->en_polarity); - usleep_range(10000, 15000); - - gpio_set_value(info->gpio_en, !info->en_polarity); - usleep_range(10000, 15000); -} - -static int pn544_hci_i2c_write(struct i2c_client *client, u8 *buf, int len) -{ - int r; - - usleep_range(3000, 6000); - - r = i2c_master_send(client, buf, len); - - if (r == -EREMOTEIO) { /* Retry, chip was in standby */ - usleep_range(6000, 10000); - r = i2c_master_send(client, buf, len); - } - - if (r >= 0) { - if (r != len) - return -EREMOTEIO; - else - return 0; - } - - return r; -} - -static int check_crc(u8 *buf, int buflen) -{ - int len; - u16 crc; - - len = buf[0] + 1; - crc = crc_ccitt(0xffff, buf, len - 2); - crc = ~crc; - - if (buf[len - 2] != (crc & 0xff) || buf[len - 1] != (crc >> 8)) { - pr_err(PN544_HCI_DRIVER_NAME ": CRC error 0x%x != 0x%x 0x%x\n", - crc, buf[len - 1], buf[len - 2]); - - pr_info(DRIVER_DESC ": %s : BAD CRC\n", __func__); - print_hex_dump(KERN_DEBUG, "crc: ", DUMP_PREFIX_NONE, - 16, 2, buf, buflen, false); - return -EPERM; - } - return 0; -} - -/* - * Reads an shdlc frame and returns it in a newly allocated sk_buff. Guarantees - * that i2c bus will be flushed and that next read will start on a new frame. - * returned skb contains only LLC header and payload. - * returns: - * -EREMOTEIO : i2c read error (fatal) - * -EBADMSG : frame was incorrect and discarded - * -ENOMEM : cannot allocate skb, frame dropped - */ -static int pn544_hci_i2c_read(struct i2c_client *client, struct sk_buff **skb) -{ - int r; - u8 len; - u8 tmp[PN544_HCI_LLC_MAX_SIZE - 1]; - - r = i2c_master_recv(client, &len, 1); - if (r != 1) { - dev_err(&client->dev, "cannot read len byte\n"); - return -EREMOTEIO; - } - - if ((len < (PN544_HCI_LLC_MIN_SIZE - 1)) || - (len > (PN544_HCI_LLC_MAX_SIZE - 1))) { - dev_err(&client->dev, "invalid len byte\n"); - r = -EBADMSG; - goto flush; - } - - *skb = alloc_skb(1 + len, GFP_KERNEL); - if (*skb == NULL) { - r = -ENOMEM; - goto flush; - } - - *skb_put(*skb, 1) = len; - - r = i2c_master_recv(client, skb_put(*skb, len), len); - if (r != len) { - kfree_skb(*skb); - return -EREMOTEIO; - } - - r = check_crc((*skb)->data, (*skb)->len); - if (r != 0) { - kfree_skb(*skb); - r = -EBADMSG; - goto flush; - } - - skb_pull(*skb, 1); - skb_trim(*skb, (*skb)->len - 2); - - usleep_range(3000, 6000); - - return 0; - -flush: - if (i2c_master_recv(client, tmp, sizeof(tmp)) < 0) - r = -EREMOTEIO; - - usleep_range(3000, 6000); - - return r; -} - -/* - * Reads an shdlc frame from the chip. This is not as straightforward as it - * seems. There are cases where we could loose the frame start synchronization. - * The frame format is len-data-crc, and corruption can occur anywhere while - * transiting on i2c bus, such that we could read an invalid len. - * In order to recover synchronization with the next frame, we must be sure - * to read the real amount of data without using the len byte. We do this by - * assuming the following: - * - the chip will always present only one single complete frame on the bus - * before triggering the interrupt - * - the chip will not present a new frame until we have completely read - * the previous one (or until we have handled the interrupt). - * The tricky case is when we read a corrupted len that is less than the real - * len. We must detect this here in order to determine that we need to flush - * the bus. This is the reason why we check the crc here. - */ -static irqreturn_t pn544_hci_irq_thread_fn(int irq, void *dev_id) -{ - struct pn544_hci_info *info = dev_id; - struct i2c_client *client; - struct sk_buff *skb = NULL; - int r; - - if (!info || irq != info->i2c_dev->irq) { - WARN_ON_ONCE(1); - return IRQ_NONE; - } - - client = info->i2c_dev; - dev_dbg(&client->dev, "IRQ\n"); - - if (info->hard_fault != 0) - return IRQ_HANDLED; - - r = pn544_hci_i2c_read(client, &skb); - if (r == -EREMOTEIO) { - info->hard_fault = r; - - nfc_hci_recv_frame(info->hdev, NULL); - - return IRQ_HANDLED; - } else if ((r == -ENOMEM) || (r == -EBADMSG)) { - return IRQ_HANDLED; - } - - nfc_hci_recv_frame(info->hdev, skb); - - return IRQ_HANDLED; -} - -static int pn544_hci_open(struct nfc_hci_dev *hdev) -{ - struct pn544_hci_info *info = nfc_hci_get_clientdata(hdev); - int r = 0; - - mutex_lock(&info->info_lock); - - if (info->state != PN544_ST_COLD) { - r = -EBUSY; - goto out; - } - - r = pn544_hci_enable(info, HCI_MODE); - - if (r == 0) - info->state = PN544_ST_READY; - -out: - mutex_unlock(&info->info_lock); - return r; -} - -static void pn544_hci_close(struct nfc_hci_dev *hdev) -{ - struct pn544_hci_info *info = nfc_hci_get_clientdata(hdev); - - mutex_lock(&info->info_lock); - - if (info->state == PN544_ST_COLD) - goto out; - - pn544_hci_disable(info); - - info->state = PN544_ST_COLD; - -out: - mutex_unlock(&info->info_lock); -} - -static int pn544_hci_ready(struct nfc_hci_dev *hdev) -{ - struct sk_buff *skb; - static struct hw_config { - u8 adr[2]; - u8 value; - } hw_config[] = { - {{0x9f, 0x9a}, 0x00}, - - {{0x98, 0x10}, 0xbc}, - - {{0x9e, 0x71}, 0x00}, - - {{0x98, 0x09}, 0x00}, - - {{0x9e, 0xb4}, 0x00}, - - {{0x9e, 0xd9}, 0xff}, - {{0x9e, 0xda}, 0xff}, - {{0x9e, 0xdb}, 0x23}, - {{0x9e, 0xdc}, 0x21}, - {{0x9e, 0xdd}, 0x22}, - {{0x9e, 0xde}, 0x24}, - - {{0x9c, 0x01}, 0x08}, - - {{0x9e, 0xaa}, 0x01}, - - {{0x9b, 0xd1}, 0x0d}, - {{0x9b, 0xd2}, 0x24}, - {{0x9b, 0xd3}, 0x0a}, - {{0x9b, 0xd4}, 0x22}, - {{0x9b, 0xd5}, 0x08}, - {{0x9b, 0xd6}, 0x1e}, - {{0x9b, 0xdd}, 0x1c}, - - {{0x9b, 0x84}, 0x13}, - {{0x99, 0x81}, 0x7f}, - {{0x99, 0x31}, 0x70}, - - {{0x98, 0x00}, 0x3f}, - - {{0x9f, 0x09}, 0x00}, - - {{0x9f, 0x0a}, 0x05}, - - {{0x9e, 0xd1}, 0xa1}, - {{0x99, 0x23}, 0x00}, - - {{0x9e, 0x74}, 0x80}, - - {{0x9f, 0x28}, 0x10}, - - {{0x9f, 0x35}, 0x14}, - - {{0x9f, 0x36}, 0x60}, - - {{0x9c, 0x31}, 0x00}, - - {{0x9c, 0x32}, 0xc8}, - - {{0x9c, 0x19}, 0x40}, - - {{0x9c, 0x1a}, 0x40}, - - {{0x9c, 0x0c}, 0x00}, - - {{0x9c, 0x0d}, 0x00}, - - {{0x9c, 0x12}, 0x00}, - - {{0x9c, 0x13}, 0x00}, - - {{0x98, 0xa2}, 0x0e}, - - {{0x98, 0x93}, 0x40}, - - {{0x98, 0x7d}, 0x02}, - {{0x98, 0x7e}, 0x00}, - {{0x9f, 0xc8}, 0x01}, - }; - struct hw_config *p = hw_config; - int count = ARRAY_SIZE(hw_config); - struct sk_buff *res_skb; - u8 param[4]; - int r; - - param[0] = 0; - while (count--) { - param[1] = p->adr[0]; - param[2] = p->adr[1]; - param[3] = p->value; - - r = nfc_hci_send_cmd(hdev, PN544_SYS_MGMT_GATE, PN544_WRITE, - param, 4, &res_skb); - if (r < 0) - return r; - - if (res_skb->len != 1) { - kfree_skb(res_skb); - return -EPROTO; - } - - if (res_skb->data[0] != p->value) { - kfree_skb(res_skb); - return -EIO; - } - - kfree_skb(res_skb); - - p++; - } - - param[0] = NFC_HCI_UICC_HOST_ID; - r = nfc_hci_set_param(hdev, NFC_HCI_ADMIN_GATE, - NFC_HCI_ADMIN_WHITELIST, param, 1); - if (r < 0) - return r; - - param[0] = 0x3d; - r = nfc_hci_set_param(hdev, PN544_SYS_MGMT_GATE, - PN544_SYS_MGMT_INFO_NOTIFICATION, param, 1); - if (r < 0) - return r; - - param[0] = 0x0; - r = nfc_hci_set_param(hdev, NFC_HCI_RF_READER_A_GATE, - PN544_RF_READER_A_AUTO_ACTIVATION, param, 1); - if (r < 0) - return r; - - r = nfc_hci_send_event(hdev, NFC_HCI_RF_READER_A_GATE, - NFC_HCI_EVT_END_OPERATION, NULL, 0); - if (r < 0) - return r; - - param[0] = 0x1; - r = nfc_hci_set_param(hdev, PN544_POLLING_LOOP_MGMT_GATE, - PN544_PL_NFCT_DEACTIVATED, param, 1); - if (r < 0) - return r; - - param[0] = 0x0; - r = nfc_hci_set_param(hdev, PN544_POLLING_LOOP_MGMT_GATE, - PN544_PL_RDPHASES, param, 1); - if (r < 0) - return r; - - r = nfc_hci_get_param(hdev, NFC_HCI_ID_MGMT_GATE, - PN544_ID_MGMT_FULL_VERSION_SW, &skb); - if (r < 0) - return r; - - if (skb->len != FULL_VERSION_LEN) { - kfree_skb(skb); - return -EINVAL; - } - - print_hex_dump(KERN_DEBUG, "FULL VERSION SOFTWARE INFO: ", - DUMP_PREFIX_NONE, 16, 1, - skb->data, FULL_VERSION_LEN, false); - - kfree_skb(skb); - - return 0; -} - -static void pn544_hci_add_len_crc(struct sk_buff *skb) -{ - u16 crc; - int len; - - len = skb->len + 2; - *skb_push(skb, 1) = len; - - crc = crc_ccitt(0xffff, skb->data, skb->len); - crc = ~crc; - *skb_put(skb, 1) = crc & 0xff; - *skb_put(skb, 1) = crc >> 8; -} - -static void pn544_hci_remove_len_crc(struct sk_buff *skb) -{ - skb_pull(skb, PN544_FRAME_HEADROOM); - skb_trim(skb, PN544_FRAME_TAILROOM); -} - -static int pn544_hci_xmit(struct nfc_hci_dev *hdev, struct sk_buff *skb) -{ - struct pn544_hci_info *info = nfc_hci_get_clientdata(hdev); - struct i2c_client *client = info->i2c_dev; - int r; - - if (info->hard_fault != 0) - return info->hard_fault; - - pn544_hci_add_len_crc(skb); - r = pn544_hci_i2c_write(client, skb->data, skb->len); - pn544_hci_remove_len_crc(skb); - - return r; -} - -static int pn544_hci_start_poll(struct nfc_hci_dev *hdev, - u32 im_protocols, u32 tm_protocols) -{ - u8 phases = 0; - int r; - u8 duration[2]; - u8 activated; - u8 i_mode = 0x3f; /* Enable all supported modes */ - u8 t_mode = 0x0f; - u8 t_merge = 0x01; /* Enable merge by default */ - - pr_info(DRIVER_DESC ": %s protocols 0x%x 0x%x\n", - __func__, im_protocols, tm_protocols); - - r = nfc_hci_send_event(hdev, NFC_HCI_RF_READER_A_GATE, - NFC_HCI_EVT_END_OPERATION, NULL, 0); - if (r < 0) - return r; - - duration[0] = 0x18; - duration[1] = 0x6a; - r = nfc_hci_set_param(hdev, PN544_POLLING_LOOP_MGMT_GATE, - PN544_PL_EMULATION, duration, 2); - if (r < 0) - return r; - - activated = 0; - r = nfc_hci_set_param(hdev, PN544_POLLING_LOOP_MGMT_GATE, - PN544_PL_NFCT_DEACTIVATED, &activated, 1); - if (r < 0) - return r; - - if (im_protocols & (NFC_PROTO_ISO14443_MASK | NFC_PROTO_MIFARE_MASK | - NFC_PROTO_JEWEL_MASK)) - phases |= 1; /* Type A */ - if (im_protocols & NFC_PROTO_FELICA_MASK) { - phases |= (1 << 2); /* Type F 212 */ - phases |= (1 << 3); /* Type F 424 */ - } - - phases |= (1 << 5); /* NFC active */ - - r = nfc_hci_set_param(hdev, PN544_POLLING_LOOP_MGMT_GATE, - PN544_PL_RDPHASES, &phases, 1); - if (r < 0) - return r; - - if ((im_protocols | tm_protocols) & NFC_PROTO_NFC_DEP_MASK) { - hdev->gb = nfc_get_local_general_bytes(hdev->ndev, - &hdev->gb_len); - pr_debug("generate local bytes %p", hdev->gb); - if (hdev->gb == NULL || hdev->gb_len == 0) { - im_protocols &= ~NFC_PROTO_NFC_DEP_MASK; - tm_protocols &= ~NFC_PROTO_NFC_DEP_MASK; - } - } - - if (im_protocols & NFC_PROTO_NFC_DEP_MASK) { - r = nfc_hci_send_event(hdev, - PN544_RF_READER_NFCIP1_INITIATOR_GATE, - NFC_HCI_EVT_END_OPERATION, NULL, 0); - if (r < 0) - return r; - - r = nfc_hci_set_param(hdev, - PN544_RF_READER_NFCIP1_INITIATOR_GATE, - PN544_DEP_MODE, &i_mode, 1); - if (r < 0) - return r; - - r = nfc_hci_set_param(hdev, - PN544_RF_READER_NFCIP1_INITIATOR_GATE, - PN544_DEP_ATR_REQ, hdev->gb, hdev->gb_len); - if (r < 0) - return r; - - r = nfc_hci_send_event(hdev, - PN544_RF_READER_NFCIP1_INITIATOR_GATE, - NFC_HCI_EVT_READER_REQUESTED, NULL, 0); - if (r < 0) - nfc_hci_send_event(hdev, - PN544_RF_READER_NFCIP1_INITIATOR_GATE, - NFC_HCI_EVT_END_OPERATION, NULL, 0); - } - - if (tm_protocols & NFC_PROTO_NFC_DEP_MASK) { - r = nfc_hci_set_param(hdev, PN544_RF_READER_NFCIP1_TARGET_GATE, - PN544_DEP_MODE, &t_mode, 1); - if (r < 0) - return r; - - r = nfc_hci_set_param(hdev, PN544_RF_READER_NFCIP1_TARGET_GATE, - PN544_DEP_ATR_RES, hdev->gb, hdev->gb_len); - if (r < 0) - return r; - - r = nfc_hci_set_param(hdev, PN544_RF_READER_NFCIP1_TARGET_GATE, - PN544_DEP_MERGE, &t_merge, 1); - if (r < 0) - return r; - } - - r = nfc_hci_send_event(hdev, NFC_HCI_RF_READER_A_GATE, - NFC_HCI_EVT_READER_REQUESTED, NULL, 0); - if (r < 0) - nfc_hci_send_event(hdev, NFC_HCI_RF_READER_A_GATE, - NFC_HCI_EVT_END_OPERATION, NULL, 0); - - return r; -} - -static int pn544_hci_dep_link_up(struct nfc_hci_dev *hdev, - struct nfc_target *target, u8 comm_mode, - u8 *gb, size_t gb_len) -{ - struct sk_buff *rgb_skb = NULL; - int r; - - r = nfc_hci_get_param(hdev, target->hci_reader_gate, - PN544_DEP_ATR_RES, &rgb_skb); - if (r < 0) - return r; - - if (rgb_skb->len == 0 || rgb_skb->len > NFC_GB_MAXSIZE) { - r = -EPROTO; - goto exit; - } - print_hex_dump(KERN_DEBUG, "remote gb: ", DUMP_PREFIX_OFFSET, - 16, 1, rgb_skb->data, rgb_skb->len, true); - - r = nfc_set_remote_general_bytes(hdev->ndev, rgb_skb->data, - rgb_skb->len); - - if (r == 0) - r = nfc_dep_link_is_up(hdev->ndev, target->idx, comm_mode, - NFC_RF_INITIATOR); -exit: - kfree_skb(rgb_skb); - return r; -} - -static int pn544_hci_dep_link_down(struct nfc_hci_dev *hdev) -{ - - return nfc_hci_send_event(hdev, PN544_RF_READER_NFCIP1_INITIATOR_GATE, - NFC_HCI_EVT_END_OPERATION, NULL, 0); -} - -static int pn544_hci_target_from_gate(struct nfc_hci_dev *hdev, u8 gate, - struct nfc_target *target) -{ - switch (gate) { - case PN544_RF_READER_F_GATE: - target->supported_protocols = NFC_PROTO_FELICA_MASK; - break; - case PN544_RF_READER_JEWEL_GATE: - target->supported_protocols = NFC_PROTO_JEWEL_MASK; - target->sens_res = 0x0c00; - break; - case PN544_RF_READER_NFCIP1_INITIATOR_GATE: - target->supported_protocols = NFC_PROTO_NFC_DEP_MASK; - break; - default: - return -EPROTO; - } - - return 0; -} - -static int pn544_hci_complete_target_discovered(struct nfc_hci_dev *hdev, - u8 gate, - struct nfc_target *target) -{ - struct sk_buff *uid_skb; - int r = 0; - - if (gate == PN544_RF_READER_NFCIP1_INITIATOR_GATE) - return r; - - if (target->supported_protocols & NFC_PROTO_NFC_DEP_MASK) { - r = nfc_hci_send_cmd(hdev, - PN544_RF_READER_NFCIP1_INITIATOR_GATE, - PN544_HCI_CMD_CONTINUE_ACTIVATION, NULL, 0, NULL); - if (r < 0) - return r; - - target->hci_reader_gate = PN544_RF_READER_NFCIP1_INITIATOR_GATE; - } else if (target->supported_protocols & NFC_PROTO_MIFARE_MASK) { - if (target->nfcid1_len != 4 && target->nfcid1_len != 7 && - target->nfcid1_len != 10) - return -EPROTO; - - r = nfc_hci_send_cmd(hdev, NFC_HCI_RF_READER_A_GATE, - PN544_RF_READER_CMD_ACTIVATE_NEXT, - target->nfcid1, target->nfcid1_len, NULL); - } else if (target->supported_protocols & NFC_PROTO_FELICA_MASK) { - r = nfc_hci_get_param(hdev, PN544_RF_READER_F_GATE, - PN544_FELICA_ID, &uid_skb); - if (r < 0) - return r; - - if (uid_skb->len != 8) { - kfree_skb(uid_skb); - return -EPROTO; - } - - r = nfc_hci_send_cmd(hdev, PN544_RF_READER_F_GATE, - PN544_RF_READER_CMD_ACTIVATE_NEXT, - uid_skb->data, uid_skb->len, NULL); - kfree_skb(uid_skb); - - r = nfc_hci_send_cmd(hdev, - PN544_RF_READER_NFCIP1_INITIATOR_GATE, - PN544_HCI_CMD_CONTINUE_ACTIVATION, - NULL, 0, NULL); - if (r < 0) - return r; - - target->hci_reader_gate = PN544_RF_READER_NFCIP1_INITIATOR_GATE; - target->supported_protocols = NFC_PROTO_NFC_DEP_MASK; - } else if (target->supported_protocols & NFC_PROTO_ISO14443_MASK) { - /* - * TODO: maybe other ISO 14443 require some kind of continue - * activation, but for now we've seen only this one below. - */ - if (target->sens_res == 0x4403) /* Type 4 Mifare DESFire */ - r = nfc_hci_send_cmd(hdev, NFC_HCI_RF_READER_A_GATE, - PN544_RF_READER_A_CMD_CONTINUE_ACTIVATION, - NULL, 0, NULL); - } - - return r; -} - -#define PN544_CB_TYPE_READER_F 1 - -static void pn544_hci_data_exchange_cb(void *context, struct sk_buff *skb, - int err) -{ - struct pn544_hci_info *info = context; - - switch (info->async_cb_type) { - case PN544_CB_TYPE_READER_F: - if (err == 0) - skb_pull(skb, 1); - info->async_cb(info->async_cb_context, skb, err); - break; - default: - if (err == 0) - kfree_skb(skb); - break; - } -} - -#define MIFARE_CMD_AUTH_KEY_A 0x60 -#define MIFARE_CMD_AUTH_KEY_B 0x61 -#define MIFARE_CMD_HEADER 2 -#define MIFARE_UID_LEN 4 -#define MIFARE_KEY_LEN 6 -#define MIFARE_CMD_LEN 12 -/* - * Returns: - * <= 0: driver handled the data exchange - * 1: driver doesn't especially handle, please do standard processing - */ -static int pn544_hci_im_transceive(struct nfc_hci_dev *hdev, - struct nfc_target *target, - struct sk_buff *skb, data_exchange_cb_t cb, - void *cb_context) -{ - struct pn544_hci_info *info = nfc_hci_get_clientdata(hdev); - - pr_info(DRIVER_DESC ": %s for gate=%d\n", __func__, - target->hci_reader_gate); - - switch (target->hci_reader_gate) { - case NFC_HCI_RF_READER_A_GATE: - if (target->supported_protocols & NFC_PROTO_MIFARE_MASK) { - /* - * It seems that pn544 is inverting key and UID for - * MIFARE authentication commands. - */ - if (skb->len == MIFARE_CMD_LEN && - (skb->data[0] == MIFARE_CMD_AUTH_KEY_A || - skb->data[0] == MIFARE_CMD_AUTH_KEY_B)) { - u8 uid[MIFARE_UID_LEN]; - u8 *data = skb->data + MIFARE_CMD_HEADER; - - memcpy(uid, data + MIFARE_KEY_LEN, - MIFARE_UID_LEN); - memmove(data + MIFARE_UID_LEN, data, - MIFARE_KEY_LEN); - memcpy(data, uid, MIFARE_UID_LEN); - } - - return nfc_hci_send_cmd_async(hdev, - target->hci_reader_gate, - PN544_MIFARE_CMD, - skb->data, skb->len, - cb, cb_context); - } else - return 1; - case PN544_RF_READER_F_GATE: - *skb_push(skb, 1) = 0; - *skb_push(skb, 1) = 0; - - info->async_cb_type = PN544_CB_TYPE_READER_F; - info->async_cb = cb; - info->async_cb_context = cb_context; - - return nfc_hci_send_cmd_async(hdev, target->hci_reader_gate, - PN544_FELICA_RAW, skb->data, - skb->len, - pn544_hci_data_exchange_cb, info); - case PN544_RF_READER_JEWEL_GATE: - return nfc_hci_send_cmd_async(hdev, target->hci_reader_gate, - PN544_JEWEL_RAW_CMD, skb->data, - skb->len, cb, cb_context); - case PN544_RF_READER_NFCIP1_INITIATOR_GATE: - *skb_push(skb, 1) = 0; - - return nfc_hci_send_event(hdev, target->hci_reader_gate, - PN544_HCI_EVT_SND_DATA, skb->data, - skb->len); - default: - return 1; - } -} - -static int pn544_hci_tm_send(struct nfc_hci_dev *hdev, struct sk_buff *skb) -{ - /* Set default false for multiple information chaining */ - *skb_push(skb, 1) = 0; - - return nfc_hci_send_event(hdev, PN544_RF_READER_NFCIP1_TARGET_GATE, - PN544_HCI_EVT_SND_DATA, skb->data, skb->len); -} - -static int pn544_hci_check_presence(struct nfc_hci_dev *hdev, - struct nfc_target *target) -{ - pr_debug("supported protocol %d", target->supported_protocols); - if (target->supported_protocols & (NFC_PROTO_ISO14443_MASK | - NFC_PROTO_ISO14443_B_MASK)) { - return nfc_hci_send_cmd(hdev, target->hci_reader_gate, - PN544_RF_READER_CMD_PRESENCE_CHECK, - NULL, 0, NULL); - } else if (target->supported_protocols & NFC_PROTO_MIFARE_MASK) { - if (target->nfcid1_len != 4 && target->nfcid1_len != 7 && - target->nfcid1_len != 10) - return -EOPNOTSUPP; - - return nfc_hci_send_cmd(hdev, NFC_HCI_RF_READER_A_GATE, - PN544_RF_READER_CMD_ACTIVATE_NEXT, - target->nfcid1, target->nfcid1_len, NULL); - } else if (target->supported_protocols & NFC_PROTO_JEWEL_MASK) { - return nfc_hci_send_cmd(hdev, target->hci_reader_gate, - PN544_JEWEL_RAW_CMD, NULL, 0, NULL); - } else if (target->supported_protocols & NFC_PROTO_FELICA_MASK) { - return nfc_hci_send_cmd(hdev, PN544_RF_READER_F_GATE, - PN544_FELICA_RAW, NULL, 0, NULL); - } else if (target->supported_protocols & NFC_PROTO_NFC_DEP_MASK) { - return nfc_hci_send_cmd(hdev, target->hci_reader_gate, - PN544_HCI_CMD_ATTREQUEST, - NULL, 0, NULL); - } - - return 0; -} - -void pn544_hci_event_received(struct nfc_hci_dev *hdev, u8 gate, u8 event, - struct sk_buff *skb) -{ - struct sk_buff *rgb_skb = NULL; - int r = 0; - - pr_debug("hci event %d", event); - switch (event) { - case PN544_HCI_EVT_ACTIVATED: - if (gate == PN544_RF_READER_NFCIP1_INITIATOR_GATE) - nfc_hci_target_discovered(hdev, gate); - else if (gate == PN544_RF_READER_NFCIP1_TARGET_GATE) { - r = nfc_hci_get_param(hdev, gate, PN544_DEP_ATR_REQ, - &rgb_skb); - - if (r < 0) - goto exit; - - nfc_tm_activated(hdev->ndev, NFC_PROTO_NFC_DEP_MASK, - NFC_COMM_PASSIVE, rgb_skb->data, - rgb_skb->len); - - kfree_skb(rgb_skb); - } - - break; - case PN544_HCI_EVT_DEACTIVATED: - nfc_hci_send_event(hdev, gate, - NFC_HCI_EVT_END_OPERATION, NULL, 0); - break; - case PN544_HCI_EVT_RCV_DATA: - if (skb->len < 2) { - r = -EPROTO; - goto exit; - } - - if (skb->data[0] != 0) { - pr_debug("data0 %d", skb->data[0]); - r = -EPROTO; - goto exit; - } - - skb_pull(skb, 2); - nfc_tm_data_received(hdev->ndev, skb); - - return; - default: - break; - } - -exit: - kfree_skb(skb); -} - -static struct nfc_hci_ops pn544_hci_ops = { - .open = pn544_hci_open, - .close = pn544_hci_close, - .hci_ready = pn544_hci_ready, - .xmit = pn544_hci_xmit, - .start_poll = pn544_hci_start_poll, - .dep_link_up = pn544_hci_dep_link_up, - .dep_link_down = pn544_hci_dep_link_down, - .target_from_gate = pn544_hci_target_from_gate, - .complete_target_discovered = pn544_hci_complete_target_discovered, - .im_transceive = pn544_hci_im_transceive, - .tm_send = pn544_hci_tm_send, - .check_presence = pn544_hci_check_presence, - .event_received = pn544_hci_event_received, -}; - -static int __devinit pn544_hci_probe(struct i2c_client *client, - const struct i2c_device_id *id) -{ - struct pn544_hci_info *info; - struct pn544_nfc_platform_data *pdata; - int r = 0; - u32 protocols; - struct nfc_hci_init_data init_data; - - dev_dbg(&client->dev, "%s\n", __func__); - dev_dbg(&client->dev, "IRQ: %d\n", client->irq); - - if (!i2c_check_functionality(client->adapter, I2C_FUNC_I2C)) { - dev_err(&client->dev, "Need I2C_FUNC_I2C\n"); - return -ENODEV; - } - - info = kzalloc(sizeof(struct pn544_hci_info), GFP_KERNEL); - if (!info) { - dev_err(&client->dev, - "Cannot allocate memory for pn544_hci_info.\n"); - r = -ENOMEM; - goto err_info_alloc; - } - - info->i2c_dev = client; - info->state = PN544_ST_COLD; - mutex_init(&info->info_lock); - i2c_set_clientdata(client, info); - - pdata = client->dev.platform_data; - if (pdata == NULL) { - dev_err(&client->dev, "No platform data\n"); - r = -EINVAL; - goto err_pdata; - } - - if (pdata->request_resources == NULL) { - dev_err(&client->dev, "request_resources() missing\n"); - r = -EINVAL; - goto err_pdata; - } - - r = pdata->request_resources(client); - if (r) { - dev_err(&client->dev, "Cannot get platform resources\n"); - goto err_pdata; - } - - info->gpio_en = pdata->get_gpio(NFC_GPIO_ENABLE); - info->gpio_fw = pdata->get_gpio(NFC_GPIO_FW_RESET); - info->gpio_irq = pdata->get_gpio(NFC_GPIO_IRQ); - - pn544_hci_platform_init(info); - - r = request_threaded_irq(client->irq, NULL, pn544_hci_irq_thread_fn, - IRQF_TRIGGER_RISING | IRQF_ONESHOT, - PN544_HCI_DRIVER_NAME, info); - if (r < 0) { - dev_err(&client->dev, "Unable to register IRQ handler\n"); - goto err_rti; - } - - init_data.gate_count = ARRAY_SIZE(pn544_gates); - - memcpy(init_data.gates, pn544_gates, sizeof(pn544_gates)); - - /* - * TODO: Session id must include the driver name + some bus addr - * persistent info to discriminate 2 identical chips - */ - strcpy(init_data.session_id, "ID544HCI"); - - protocols = NFC_PROTO_JEWEL_MASK | - NFC_PROTO_MIFARE_MASK | - NFC_PROTO_FELICA_MASK | - NFC_PROTO_ISO14443_MASK | - NFC_PROTO_ISO14443_B_MASK | - NFC_PROTO_NFC_DEP_MASK; - - info->hdev = nfc_hci_allocate_device(&pn544_hci_ops, &init_data, - protocols, LLC_SHDLC_NAME, - PN544_FRAME_HEADROOM + - PN544_CMDS_HEADROOM, - PN544_FRAME_TAILROOM, - PN544_HCI_LLC_MAX_PAYLOAD); - if (!info->hdev) { - dev_err(&client->dev, "Cannot allocate nfc hdev.\n"); - r = -ENOMEM; - goto err_alloc_hdev; - } - - nfc_hci_set_clientdata(info->hdev, info); - - r = nfc_hci_register_device(info->hdev); - if (r) - goto err_regdev; - - return 0; - -err_regdev: - nfc_hci_free_device(info->hdev); - -err_alloc_hdev: - free_irq(client->irq, info); - -err_rti: - if (pdata->free_resources != NULL) - pdata->free_resources(); - -err_pdata: - kfree(info); - -err_info_alloc: - return r; -} - -static __devexit int pn544_hci_remove(struct i2c_client *client) -{ - struct pn544_hci_info *info = i2c_get_clientdata(client); - struct pn544_nfc_platform_data *pdata = client->dev.platform_data; - - dev_dbg(&client->dev, "%s\n", __func__); - - nfc_hci_free_device(info->hdev); - - if (info->state != PN544_ST_COLD) { - if (pdata->disable) - pdata->disable(); - } - - free_irq(client->irq, info); - if (pdata->free_resources) - pdata->free_resources(); - - kfree(info); - - return 0; -} - -static struct i2c_driver pn544_hci_driver = { - .driver = { - .name = PN544_HCI_DRIVER_NAME, - }, - .probe = pn544_hci_probe, - .id_table = pn544_hci_id_table, - .remove = __devexit_p(pn544_hci_remove), -}; - -static int __init pn544_hci_init(void) -{ - int r; - - pr_debug(DRIVER_DESC ": %s\n", __func__); - - r = i2c_add_driver(&pn544_hci_driver); - if (r) { - pr_err(PN544_HCI_DRIVER_NAME ": driver registration failed\n"); - return r; - } - - return 0; -} - -static void __exit pn544_hci_exit(void) -{ - i2c_del_driver(&pn544_hci_driver); -} - -module_init(pn544_hci_init); -module_exit(pn544_hci_exit); - -MODULE_LICENSE("GPL"); -MODULE_DESCRIPTION(DRIVER_DESC); diff --git a/include/net/nfc/hci.h b/include/net/nfc/hci.h index bc87b8f..639f50a 100644 --- a/include/net/nfc/hci.h +++ b/include/net/nfc/hci.h @@ -24,6 +24,12 @@ #include +struct nfc_phy_ops { + int (*write)(void *dev_id, struct sk_buff *skb); + int (*enable)(void *dev_id); + void (*disable)(void *dev_id); +}; + struct nfc_hci_dev; struct nfc_hci_ops { -- cgit v0.10.2 From a6a0915f8c2d794030097ebe0adb85ee904ebac3 Mon Sep 17 00:00:00 2001 From: Samuel Ortiz Date: Fri, 5 Oct 2012 00:37:22 +0200 Subject: NFC: Avoid falling back to SYMM when sk is NULL In some cases (SNL, DISC, DM) we need to send an LLCP skbs without having a sock owning it. I frames are an exception here since they may be requeued to the llcp_sock queue. Signed-off-by: Samuel Ortiz diff --git a/net/nfc/llcp/llcp.c b/net/nfc/llcp/llcp.c index cc10d07..71cc8af 100644 --- a/net/nfc/llcp/llcp.c +++ b/net/nfc/llcp/llcp.c @@ -610,7 +610,10 @@ static void nfc_llcp_tx_work(struct work_struct *work) if (skb != NULL) { sk = skb->sk; llcp_sock = nfc_llcp_sock(sk); - if (llcp_sock != NULL) { + + if (llcp_sock == NULL && nfc_llcp_ptype(skb) == LLCP_PDU_I) { + nfc_llcp_send_symm(local->dev); + } else { int ret; pr_debug("Sending pending skb\n"); @@ -629,8 +632,6 @@ static void nfc_llcp_tx_work(struct work_struct *work) skb_queue_tail(&llcp_sock->tx_pending_queue, skb); } - } else { - nfc_llcp_send_symm(local->dev); } } else { nfc_llcp_send_symm(local->dev); -- cgit v0.10.2 From 922239064bb39b4ed9329ffd9418c20f8d64cbbb Mon Sep 17 00:00:00 2001 From: Samuel Ortiz Date: Fri, 5 Oct 2012 01:09:07 +0200 Subject: NFC: Use llcp_allocate_pdu to build the DISC frames We no longer need to be atomic as this is only called from llcp_sock_release(). Signed-off-by: Samuel Ortiz diff --git a/net/nfc/llcp/commands.c b/net/nfc/llcp/commands.c index c45ccd6..5e33cba 100644 --- a/net/nfc/llcp/commands.c +++ b/net/nfc/llcp/commands.c @@ -261,7 +261,6 @@ int nfc_llcp_disconnect(struct nfc_llcp_sock *sock) struct sk_buff *skb; struct nfc_dev *dev; struct nfc_llcp_local *local; - u16 size = 0; pr_debug("Sending DISC\n"); @@ -273,17 +272,10 @@ int nfc_llcp_disconnect(struct nfc_llcp_sock *sock) if (dev == NULL) return -ENODEV; - size += LLCP_HEADER_SIZE; - size += dev->tx_headroom + dev->tx_tailroom + NFC_HEADER_SIZE; - - skb = alloc_skb(size, GFP_ATOMIC); + skb = llcp_allocate_pdu(sock, LLCP_PDU_DISC, 0); if (skb == NULL) return -ENOMEM; - skb_reserve(skb, dev->tx_headroom + NFC_HEADER_SIZE); - - skb = llcp_add_header(skb, sock->dsap, sock->ssap, LLCP_PDU_DISC); - skb_queue_tail(&local->tx_queue, skb); return 0; -- cgit v0.10.2 From c43bb03d5a7df53684cfb2a1fed5ea20014c7056 Mon Sep 17 00:00:00 2001 From: Samuel Ortiz Date: Fri, 5 Oct 2012 01:13:24 +0200 Subject: NFC: Add SNL frame building routine SNL (Service Name Lookup) frames are used to respond to SNL requests. This is needed for SDP implementation. Signed-off-by: Samuel Ortiz diff --git a/net/nfc/llcp/commands.c b/net/nfc/llcp/commands.c index 5e33cba..6db280d 100644 --- a/net/nfc/llcp/commands.c +++ b/net/nfc/llcp/commands.c @@ -420,6 +420,52 @@ error_tlv: return err; } +int nfc_llcp_send_snl(struct nfc_llcp_local *local, u8 tid, u8 sap) +{ + struct sk_buff *skb; + struct nfc_dev *dev; + u8 *sdres_tlv = NULL, sdres_tlv_length, sdres[2]; + u16 size = 0; + + pr_debug("Sending SNL tid 0x%x sap 0x%x\n", tid, sap); + + if (local == NULL) + return -ENODEV; + + dev = local->dev; + if (dev == NULL) + return -ENODEV; + + sdres[0] = tid; + sdres[1] = sap; + sdres_tlv = nfc_llcp_build_tlv(LLCP_TLV_SDRES, sdres, 0, + &sdres_tlv_length); + if (sdres_tlv == NULL) + return -ENOMEM; + + size += LLCP_HEADER_SIZE; + size += dev->tx_headroom + dev->tx_tailroom + NFC_HEADER_SIZE; + size += sdres_tlv_length; + + skb = alloc_skb(size, GFP_KERNEL); + if (skb == NULL) { + kfree(sdres_tlv); + return -ENOMEM; + } + + skb_reserve(skb, dev->tx_headroom + NFC_HEADER_SIZE); + + skb = llcp_add_header(skb, LLCP_SAP_SDP, LLCP_SAP_SDP, LLCP_PDU_SNL); + + memcpy(skb_put(skb, sdres_tlv_length), sdres_tlv, sdres_tlv_length); + + skb_queue_tail(&local->tx_queue, skb); + + kfree(sdres_tlv); + + return 0; +} + int nfc_llcp_send_dm(struct nfc_llcp_local *local, u8 ssap, u8 dsap, u8 reason) { struct sk_buff *skb; diff --git a/net/nfc/llcp/llcp.h b/net/nfc/llcp/llcp.h index fdb2d24..1c0a66f 100644 --- a/net/nfc/llcp/llcp.h +++ b/net/nfc/llcp/llcp.h @@ -209,6 +209,7 @@ int nfc_llcp_disconnect(struct nfc_llcp_sock *sock); int nfc_llcp_send_symm(struct nfc_dev *dev); int nfc_llcp_send_connect(struct nfc_llcp_sock *sock); int nfc_llcp_send_cc(struct nfc_llcp_sock *sock); +int nfc_llcp_send_snl(struct nfc_llcp_local *local, u8 tid, u8 sap); int nfc_llcp_send_dm(struct nfc_llcp_local *local, u8 ssap, u8 dsap, u8 reason); int nfc_llcp_send_disconnect(struct nfc_llcp_sock *sock); int nfc_llcp_send_i_frame(struct nfc_llcp_sock *sock, -- cgit v0.10.2 From 19cfe5843e86cc95542d9d875c9386e197956d75 Mon Sep 17 00:00:00 2001 From: Samuel Ortiz Date: Fri, 5 Oct 2012 01:21:47 +0200 Subject: NFC: Initial SNL support SNL (Service Name Lookup) allows for LLCP peers to map service names with SAPs. This is mandatory for connection less support as peers need to get the right SAPs without sending the CONNECT frame. Here we only support the Rx part of SNL. The Tx one will be implemented when supporting connection less LLCP sockets. Signed-off-by: Samuel Ortiz diff --git a/net/nfc/llcp/llcp.c b/net/nfc/llcp/llcp.c index 71cc8af..786cf74 100644 --- a/net/nfc/llcp/llcp.c +++ b/net/nfc/llcp/llcp.c @@ -1043,6 +1043,66 @@ static void nfc_llcp_recv_dm(struct nfc_llcp_local *local, struct sk_buff *skb) return; } +static void nfc_llcp_recv_snl(struct nfc_llcp_local *local, + struct sk_buff *skb) +{ + struct nfc_llcp_sock *llcp_sock; + u8 dsap, ssap, *tlv, type, length, tid, sap; + u16 tlv_len, offset; + char *service_name; + size_t service_name_len; + + dsap = nfc_llcp_dsap(skb); + ssap = nfc_llcp_ssap(skb); + + pr_debug("%d %d\n", dsap, ssap); + + if (dsap != LLCP_SAP_SDP || ssap != LLCP_SAP_SDP) { + pr_err("Wrong SNL SAP\n"); + return; + } + + tlv = &skb->data[LLCP_HEADER_SIZE]; + tlv_len = skb->len - LLCP_HEADER_SIZE; + offset = 0; + + while(offset < tlv_len) { + type = tlv[0]; + length = tlv[1]; + + switch (type) { + case LLCP_TLV_SDREQ: + tid = tlv[2]; + service_name = (char *) &tlv[3]; + service_name_len = length - 1; + + pr_debug("Looking for %s\n", service_name); + + if (service_name_len == strlen("urn:nfc:sn:sdp") && + !strncmp(service_name, "urn:nfc:sn:sdp", + service_name_len)) { + sap = 1; + } else { + llcp_sock = + nfc_llcp_sock_from_sn(local, + service_name, + service_name_len); + sap = llcp_sock ? llcp_sock->ssap : 0; + } + + nfc_llcp_send_snl(local, tid, sap); + break; + + default: + pr_err("Invalid SNL tlv value 0x%x\n", type); + break; + } + + offset += length + 2; + tlv += length + 2; + } +} + static void nfc_llcp_rx_work(struct work_struct *work) { struct nfc_llcp_local *local = container_of(work, struct nfc_llcp_local, @@ -1093,6 +1153,11 @@ static void nfc_llcp_rx_work(struct work_struct *work) nfc_llcp_recv_dm(local, skb); break; + case LLCP_PDU_SNL: + pr_debug("SNL\n"); + nfc_llcp_recv_snl(local, skb); + break; + case LLCP_PDU_I: case LLCP_PDU_RR: case LLCP_PDU_RNR: -- cgit v0.10.2 From 5bcf099c17323a8760620511b1b8e415c2783571 Mon Sep 17 00:00:00 2001 From: Thierry Escande Date: Fri, 5 Oct 2012 11:05:45 +0200 Subject: NFC: Set rf_mode to NFC_RF_NONE where necessary rf_mode is now set to NFC_RF_NONE when a device gets allocated, when the link goes down, and when stop polling. Signed-off-by: Thierry Escande Signed-off-by: Samuel Ortiz diff --git a/net/nfc/core.c b/net/nfc/core.c index 4cb0697..f1c33f2 100644 --- a/net/nfc/core.c +++ b/net/nfc/core.c @@ -181,6 +181,7 @@ int nfc_stop_poll(struct nfc_dev *dev) dev->ops->stop_poll(dev); dev->polling = false; + dev->rf_mode = NFC_RF_NONE; error: device_unlock(&dev->dev); @@ -274,12 +275,14 @@ int nfc_dep_link_down(struct nfc_dev *dev) if (!rc) { dev->dep_link_up = false; dev->active_target = NULL; + dev->rf_mode = NFC_RF_NONE; nfc_llcp_mac_is_down(dev); nfc_genl_dep_link_down_event(dev); } error: device_unlock(&dev->dev); + return rc; } @@ -503,6 +506,7 @@ EXPORT_SYMBOL(nfc_tm_activated); int nfc_tm_deactivated(struct nfc_dev *dev) { dev->dep_link_up = false; + dev->rf_mode = NFC_RF_NONE; return nfc_genl_tm_deactivated(dev); } @@ -782,6 +786,7 @@ struct nfc_dev *nfc_allocate_device(struct nfc_ops *ops, nfc_genl_data_init(&dev->genl_data); + dev->rf_mode = NFC_RF_NONE; /* first generation must not be 0 */ dev->targets_generation = 1; -- cgit v0.10.2 From 7ad39395ab1394fc6fc8bc3693d6055ea173e226 Mon Sep 17 00:00:00 2001 From: Thierry Escande Date: Fri, 5 Oct 2012 11:19:58 +0200 Subject: NFC: Add NFC_ATTR_RF_MODE when sending device netlink properties This is useful when getting devices to know if they're in target or initiator mode. Signed-off-by: Thierry Escande Signed-off-by: Samuel Ortiz diff --git a/net/nfc/netlink.c b/net/nfc/netlink.c index c1b5285..ab9edfd 100644 --- a/net/nfc/netlink.c +++ b/net/nfc/netlink.c @@ -364,7 +364,8 @@ static int nfc_genl_send_device(struct sk_buff *msg, struct nfc_dev *dev, if (nla_put_string(msg, NFC_ATTR_DEVICE_NAME, nfc_device_name(dev)) || nla_put_u32(msg, NFC_ATTR_DEVICE_INDEX, dev->idx) || nla_put_u32(msg, NFC_ATTR_PROTOCOLS, dev->supported_protocols) || - nla_put_u8(msg, NFC_ATTR_DEVICE_POWERED, dev->dev_up)) + nla_put_u8(msg, NFC_ATTR_DEVICE_POWERED, dev->dev_up) || + nla_put_u8(msg, NFC_ATTR_RF_MODE, dev->rf_mode)) goto nla_put_failure; return genlmsg_end(msg, hdr); -- cgit v0.10.2 From 460d8f970e44c2d8fc24ab622ff433295a6cedd8 Mon Sep 17 00:00:00 2001 From: Szymon Janc Date: Thu, 4 Oct 2012 15:15:45 +0200 Subject: NFC: Use NFC_MAX_GT_LEN to check len in nci_set_local_general_bytes local_gb is of size NFC_MAX_GT_LEN and len is used as index for it. Check len against this instead of NCI_MAX_PARAM_LEN before accessing local_gb. Signed-off-by: Szymon Janc Signed-off-by: Samuel Ortiz diff --git a/net/nfc/nci/core.c b/net/nfc/nci/core.c index acf9abb..77f4949 100644 --- a/net/nfc/nci/core.c +++ b/net/nfc/nci/core.c @@ -420,7 +420,7 @@ static int nci_set_local_general_bytes(struct nfc_dev *nfc_dev) if ((param.val == NULL) || (param.len == 0)) return rc; - if (param.len > NCI_MAX_PARAM_LEN) + if (param.len > NFC_MAX_GT_LEN) return -EINVAL; for (i = 0; i < param.len; i++) -- cgit v0.10.2 From f9fc36f46f7dddb19b4facf8d9e4a792b54eba53 Mon Sep 17 00:00:00 2001 From: Szymon Janc Date: Thu, 4 Oct 2012 15:15:46 +0200 Subject: NFC: Remove not needed local variable in nci_set_local_general_bytes No need for local rc variable as result of nci_request can be returned directly. Signed-off-by: Szymon Janc Signed-off-by: Samuel Ortiz diff --git a/net/nfc/nci/core.c b/net/nfc/nci/core.c index 77f4949..abc864b 100644 --- a/net/nfc/nci/core.c +++ b/net/nfc/nci/core.c @@ -414,11 +414,11 @@ static int nci_set_local_general_bytes(struct nfc_dev *nfc_dev) struct nci_dev *ndev = nfc_get_drvdata(nfc_dev); struct nci_set_config_param param; __u8 local_gb[NFC_MAX_GT_LEN]; - int i, rc = 0; + int i; param.val = nfc_get_local_general_bytes(nfc_dev, ¶m.len); if ((param.val == NULL) || (param.len == 0)) - return rc; + return 0; if (param.len > NFC_MAX_GT_LEN) return -EINVAL; @@ -429,10 +429,8 @@ static int nci_set_local_general_bytes(struct nfc_dev *nfc_dev) param.id = NCI_PN_ATR_REQ_GEN_BYTES; param.val = local_gb; - rc = nci_request(ndev, nci_set_config_req, (unsigned long)¶m, - msecs_to_jiffies(NCI_SET_CONFIG_TIMEOUT)); - - return rc; + return nci_request(ndev, nci_set_config_req, (unsigned long)¶m, + msecs_to_jiffies(NCI_SET_CONFIG_TIMEOUT)); } static int nci_start_poll(struct nfc_dev *nfc_dev, -- cgit v0.10.2 From 36b05114d137838508ff132ef33c799a02727e1f Mon Sep 17 00:00:00 2001 From: Szymon Janc Date: Thu, 4 Oct 2012 15:15:47 +0200 Subject: NFC: Remove unneeded LLCP function return calls There is no need for return statement at the end of function returning void. Signed-off-by: Szymon Janc Signed-off-by: Samuel Ortiz diff --git a/net/nfc/llcp/llcp.c b/net/nfc/llcp/llcp.c index 786cf74..2e826c0 100644 --- a/net/nfc/llcp/llcp.c +++ b/net/nfc/llcp/llcp.c @@ -824,9 +824,6 @@ static void nfc_llcp_recv_connect(struct nfc_llcp_local *local, fail: /* Send DM */ nfc_llcp_send_dm(local, dsap, ssap, reason); - - return; - } int nfc_llcp_queue_i_frames(struct nfc_llcp_sock *sock) @@ -1039,8 +1036,6 @@ static void nfc_llcp_recv_dm(struct nfc_llcp_local *local, struct sk_buff *skb) sk->sk_state_change(sk); nfc_llcp_sock_put(llcp_sock); - - return; } static void nfc_llcp_recv_snl(struct nfc_llcp_local *local, @@ -1170,8 +1165,6 @@ static void nfc_llcp_rx_work(struct work_struct *work) schedule_work(&local->tx_work); kfree_skb(local->rx_pending); local->rx_pending = NULL; - - return; } void nfc_llcp_recv(void *data, struct sk_buff *skb, int err) @@ -1187,8 +1180,6 @@ void nfc_llcp_recv(void *data, struct sk_buff *skb, int err) local->rx_pending = skb_get(skb); del_timer(&local->link_timer); schedule_work(&local->rx_work); - - return; } int nfc_llcp_data_received(struct nfc_dev *dev, struct sk_buff *skb) -- cgit v0.10.2 From 80e4232ecbc96d01465aee132081daaa2c82e859 Mon Sep 17 00:00:00 2001 From: Szymon Janc Date: Thu, 4 Oct 2012 15:15:48 +0200 Subject: NFC: Small nfc_hci_create_pipe refactoring Check for error and return if any. This makes it easier to see what is a 'positive' function flow. Signed-off-by: Szymon Janc Signed-off-by: Samuel Ortiz diff --git a/net/nfc/hci/command.c b/net/nfc/hci/command.c index 71c6a70..e15dd68 100644 --- a/net/nfc/hci/command.c +++ b/net/nfc/hci/command.c @@ -257,16 +257,16 @@ static u8 nfc_hci_create_pipe(struct nfc_hci_dev *hdev, u8 dest_host, *result = nfc_hci_execute_cmd(hdev, NFC_HCI_ADMIN_PIPE, NFC_HCI_ADM_CREATE_PIPE, (u8 *) ¶ms, sizeof(params), &skb); - if (*result == 0) { - resp = (struct hci_create_pipe_resp *)skb->data; - pipe = resp->pipe; - kfree_skb(skb); + if (*result < 0) + return NFC_HCI_INVALID_PIPE; - pr_debug("pipe created=%d\n", pipe); + resp = (struct hci_create_pipe_resp *)skb->data; + pipe = resp->pipe; + kfree_skb(skb); - return pipe; - } else - return NFC_HCI_INVALID_PIPE; + pr_debug("pipe created=%d\n", pipe); + + return pipe; } static int nfc_hci_delete_pipe(struct nfc_hci_dev *hdev, u8 pipe) -- cgit v0.10.2 From 0250ffc578ac26acbc8a43e8018f00b0b3989b84 Mon Sep 17 00:00:00 2001 From: Szymon Janc Date: Thu, 4 Oct 2012 15:15:49 +0200 Subject: NFC: Fix not propagating return code in nfc_hci_clear_all_pipes Return code from nfc_hci_execute_cmd was not propagated to caller. Signed-off-by: Szymon Janc Signed-off-by: Samuel Ortiz diff --git a/net/nfc/hci/command.c b/net/nfc/hci/command.c index e15dd68..07659cf 100644 --- a/net/nfc/hci/command.c +++ b/net/nfc/hci/command.c @@ -279,8 +279,6 @@ static int nfc_hci_delete_pipe(struct nfc_hci_dev *hdev, u8 pipe) static int nfc_hci_clear_all_pipes(struct nfc_hci_dev *hdev) { - int r; - u8 param[2]; /* TODO: Find out what the identity reference data is @@ -288,10 +286,8 @@ static int nfc_hci_clear_all_pipes(struct nfc_hci_dev *hdev) pr_debug("\n"); - r = nfc_hci_execute_cmd(hdev, NFC_HCI_ADMIN_PIPE, - NFC_HCI_ADM_CLEAR_ALL_PIPE, param, 2, NULL); - - return 0; + return nfc_hci_execute_cmd(hdev, NFC_HCI_ADMIN_PIPE, + NFC_HCI_ADM_CLEAR_ALL_PIPE, param, 2, NULL); } int nfc_hci_disconnect_gate(struct nfc_hci_dev *hdev, u8 gate) -- cgit v0.10.2 From 874934f4d492d0926a104c2a4bfbf7c1701e2fd2 Mon Sep 17 00:00:00 2001 From: Szymon Janc Date: Thu, 4 Oct 2012 15:15:51 +0200 Subject: NFC: Fix style issues with logical operations Logical continuations should be on the previous line. Signed-off-by: Szymon Janc Signed-off-by: Samuel Ortiz diff --git a/net/nfc/llcp/sock.c b/net/nfc/llcp/sock.c index 63e4cdc..debc54a 100644 --- a/net/nfc/llcp/sock.c +++ b/net/nfc/llcp/sock.c @@ -205,8 +205,8 @@ static int llcp_sock_listen(struct socket *sock, int backlog) lock_sock(sk); - if ((sock->type != SOCK_SEQPACKET && sock->type != SOCK_STREAM) - || sk->sk_state != LLCP_BOUND) { + if ((sock->type != SOCK_SEQPACKET && sock->type != SOCK_STREAM) || + sk->sk_state != LLCP_BOUND) { ret = -EBADFD; goto error; } diff --git a/net/nfc/nci/core.c b/net/nfc/nci/core.c index abc864b..89446c8 100644 --- a/net/nfc/nci/core.c +++ b/net/nfc/nci/core.c @@ -205,10 +205,10 @@ static void nci_rf_discover_req(struct nci_dev *ndev, unsigned long opt) cmd.num_disc_configs = 0; if ((cmd.num_disc_configs < NCI_MAX_NUM_RF_CONFIGS) && - (protocols & NFC_PROTO_JEWEL_MASK - || protocols & NFC_PROTO_MIFARE_MASK - || protocols & NFC_PROTO_ISO14443_MASK - || protocols & NFC_PROTO_NFC_DEP_MASK)) { + (protocols & NFC_PROTO_JEWEL_MASK || + protocols & NFC_PROTO_MIFARE_MASK || + protocols & NFC_PROTO_ISO14443_MASK || + protocols & NFC_PROTO_NFC_DEP_MASK)) { cmd.disc_configs[cmd.num_disc_configs].rf_tech_and_mode = NCI_NFC_A_PASSIVE_POLL_MODE; cmd.disc_configs[cmd.num_disc_configs].frequency = 1; @@ -224,8 +224,8 @@ static void nci_rf_discover_req(struct nci_dev *ndev, unsigned long opt) } if ((cmd.num_disc_configs < NCI_MAX_NUM_RF_CONFIGS) && - (protocols & NFC_PROTO_FELICA_MASK - || protocols & NFC_PROTO_NFC_DEP_MASK)) { + (protocols & NFC_PROTO_FELICA_MASK || + protocols & NFC_PROTO_NFC_DEP_MASK)) { cmd.disc_configs[cmd.num_disc_configs].rf_tech_and_mode = NCI_NFC_F_PASSIVE_POLL_MODE; cmd.disc_configs[cmd.num_disc_configs].frequency = 1; @@ -804,8 +804,8 @@ int nci_recv_frame(struct sk_buff *skb) pr_debug("len %d\n", skb->len); - if (!ndev || (!test_bit(NCI_UP, &ndev->flags) - && !test_bit(NCI_INIT, &ndev->flags))) { + if (!ndev || (!test_bit(NCI_UP, &ndev->flags) && + !test_bit(NCI_INIT, &ndev->flags))) { kfree_skb(skb); return -ENXIO; } -- cgit v0.10.2 From 984d334f28c6a93231fe9de3ec42717469e90d4c Mon Sep 17 00:00:00 2001 From: Arron Wang Date: Mon, 8 Oct 2012 14:54:39 +0800 Subject: NFC: Fix sparse warnings due to missing static Signed-off-by: Arron Wang Signed-off-by: Samuel Ortiz diff --git a/drivers/nfc/pn544/pn544.c b/drivers/nfc/pn544/pn544.c index cf34445..cc666de 100644 --- a/drivers/nfc/pn544/pn544.c +++ b/drivers/nfc/pn544/pn544.c @@ -714,8 +714,8 @@ static int pn544_hci_check_presence(struct nfc_hci_dev *hdev, return 0; } -void pn544_hci_event_received(struct nfc_hci_dev *hdev, u8 gate, u8 event, - struct sk_buff *skb) +static void pn544_hci_event_received(struct nfc_hci_dev *hdev, u8 gate, + u8 event, struct sk_buff *skb) { struct sk_buff *rgb_skb = NULL; int r = 0; diff --git a/net/nfc/hci/core.c b/net/nfc/hci/core.c index c2339c4..4b720ff 100644 --- a/net/nfc/hci/core.c +++ b/net/nfc/hci/core.c @@ -650,7 +650,7 @@ static int hci_transceive(struct nfc_dev *nfc_dev, struct nfc_target *target, return r; } -int hci_tm_send(struct nfc_dev *nfc_dev, struct sk_buff *skb) +static int hci_tm_send(struct nfc_dev *nfc_dev, struct sk_buff *skb) { struct nfc_hci_dev *hdev = nfc_get_drvdata(nfc_dev); -- cgit v0.10.2 From e6904081dd2ff22b861d976810a55322b5aece82 Mon Sep 17 00:00:00 2001 From: Samuel Ortiz Date: Mon, 15 Oct 2012 14:28:13 +0200 Subject: NFC: Reserve LLCP ssap when replying to an SNL frame Replying to an SNL (Service Name Lookup) means that the other end of the link can now rely on our answer (Which is an ssap) and thus we have to reserve it. Signed-off-by: Samuel Ortiz diff --git a/net/nfc/llcp/llcp.c b/net/nfc/llcp/llcp.c index 2e826c0..dd2cc0e 100644 --- a/net/nfc/llcp/llcp.c +++ b/net/nfc/llcp/llcp.c @@ -1071,20 +1071,54 @@ static void nfc_llcp_recv_snl(struct nfc_llcp_local *local, service_name = (char *) &tlv[3]; service_name_len = length - 1; - pr_debug("Looking for %s\n", service_name); + pr_debug("Looking for %.16s\n", service_name); if (service_name_len == strlen("urn:nfc:sn:sdp") && !strncmp(service_name, "urn:nfc:sn:sdp", service_name_len)) { sap = 1; + goto send_snl; + } + + llcp_sock = nfc_llcp_sock_from_sn(local, service_name, + service_name_len); + if (!llcp_sock) { + sap = 0; + goto send_snl; + } + + /* + * We found a socket but its ssap has not been reserved + * yet. We need to assign it for good and send a reply. + * The ssap will be freed when the socket is closed. + */ + if (llcp_sock->ssap == LLCP_SDP_UNBOUND) { + atomic_t *client_count; + + sap = nfc_llcp_reserve_sdp_ssap(local); + + pr_debug("Reserving %d\n", sap); + + if (sap == LLCP_SAP_MAX) { + sap = 0; + goto send_snl; + } + + client_count = + &local->local_sdp_cnt[sap - + LLCP_WKS_NUM_SAP]; + + atomic_inc(client_count); + + llcp_sock->ssap = sap; + llcp_sock->reserved_ssap = sap; } else { - llcp_sock = - nfc_llcp_sock_from_sn(local, - service_name, - service_name_len); - sap = llcp_sock ? llcp_sock->ssap : 0; + sap = llcp_sock->ssap; } + pr_debug("%p %d\n", llcp_sock, sap); + + send_snl: nfc_llcp_send_snl(local, tid, sap); break; -- cgit v0.10.2 From 54292d64e1b6cbe735852aaf59e56ef78dc15f82 Mon Sep 17 00:00:00 2001 From: Samuel Ortiz Date: Mon, 15 Oct 2012 15:08:29 +0200 Subject: NFC: Check for connection less sockets when looking for a service name Connection less server sockets will be in BOUND state, not LISTEN. Signed-off-by: Samuel Ortiz diff --git a/net/nfc/llcp/llcp.c b/net/nfc/llcp/llcp.c index dd2cc0e..ee01be1 100644 --- a/net/nfc/llcp/llcp.c +++ b/net/nfc/llcp/llcp.c @@ -249,7 +249,12 @@ struct nfc_llcp_sock *nfc_llcp_sock_from_sn(struct nfc_llcp_local *local, pr_debug("llcp sock %p\n", tmp_sock); - if (tmp_sock->sk.sk_state != LLCP_LISTEN) + if (tmp_sock->sk.sk_type == SOCK_STREAM && + tmp_sock->sk.sk_state != LLCP_LISTEN) + continue; + + if (tmp_sock->sk.sk_type == SOCK_DGRAM && + tmp_sock->sk.sk_state != LLCP_BOUND) continue; if (tmp_sock->service_name == NULL || -- cgit v0.10.2 From c8512be63bbf9216934ecd10e1f9e4f887076fc2 Mon Sep 17 00:00:00 2001 From: Samuel Ortiz Date: Mon, 15 Oct 2012 15:09:52 +0200 Subject: NFC: Keep connection less bound sockets alive when DEP link goes down When DEP goes down, bound cl sockets can be kept alive as there is no reason to kill a connection less server socket because the LLCP link went down. Signed-off-by: Samuel Ortiz diff --git a/net/nfc/llcp/llcp.c b/net/nfc/llcp/llcp.c index ee01be1..7f92a85 100644 --- a/net/nfc/llcp/llcp.c +++ b/net/nfc/llcp/llcp.c @@ -85,6 +85,16 @@ static void nfc_llcp_socket_release(struct nfc_llcp_local *local, bool listen) } } + /* + * If we have a connection less socket bound, we keep it alive + * if the device is still present. + */ + if (sk->sk_state == LLCP_BOUND && sk->sk_type == SOCK_DGRAM && + listen == true) { + bh_unlock_sock(sk); + continue; + } + sk->sk_state = LLCP_CLOSED; bh_unlock_sock(sk); -- cgit v0.10.2 From 968272bf0087b9a4e19e876fddccd162da0390a8 Mon Sep 17 00:00:00 2001 From: Samuel Ortiz Date: Mon, 15 Oct 2012 16:14:37 +0200 Subject: NFC: Handle LLCP UI frames UI (Unnumbered Information) frames are used for sending data over connection less links. Signed-off-by: Samuel Ortiz diff --git a/net/nfc/llcp/llcp.c b/net/nfc/llcp/llcp.c index 7f92a85..a2da0a4 100644 --- a/net/nfc/llcp/llcp.c +++ b/net/nfc/llcp/llcp.c @@ -720,6 +720,39 @@ static u8 *nfc_llcp_connect_sn(struct sk_buff *skb, size_t *sn_len) return NULL; } +static void nfc_llcp_recv_ui(struct nfc_llcp_local *local, + struct sk_buff *skb) +{ + struct nfc_llcp_sock *llcp_sock; + struct nfc_llcp_ui_cb *ui_cb; + u8 dsap, ssap; + + dsap = nfc_llcp_dsap(skb); + ssap = nfc_llcp_ssap(skb); + + ui_cb = nfc_llcp_ui_skb_cb(skb); + ui_cb->dsap = dsap; + ui_cb->ssap = ssap; + + printk("%s %d %d\n", __func__, dsap, ssap); + + pr_debug("%d %d\n", dsap, ssap); + + /* We're looking for a bound socket, not a client one */ + llcp_sock = nfc_llcp_sock_get(local, dsap, LLCP_SAP_SDP); + if (llcp_sock == NULL || llcp_sock->sk.sk_type != SOCK_DGRAM) + return; + + /* There is no sequence with UI frames */ + skb_pull(skb, LLCP_HEADER_SIZE); + if (sock_queue_rcv_skb(&llcp_sock->sk, skb)) { + pr_err("receive queue is full\n"); + skb_queue_head(&llcp_sock->tx_backlog_queue, skb); + } + + nfc_llcp_sock_put(llcp_sock); +} + static void nfc_llcp_recv_connect(struct nfc_llcp_local *local, struct sk_buff *skb) { @@ -1177,6 +1210,11 @@ static void nfc_llcp_rx_work(struct work_struct *work) pr_debug("SYMM\n"); break; + case LLCP_PDU_UI: + pr_debug("UI\n"); + nfc_llcp_recv_ui(local, skb); + break; + case LLCP_PDU_CONNECT: pr_debug("CONNECT\n"); nfc_llcp_recv_connect(local, skb); diff --git a/net/nfc/llcp/llcp.h b/net/nfc/llcp/llcp.h index 1c0a66f..e06d035 100644 --- a/net/nfc/llcp/llcp.h +++ b/net/nfc/llcp/llcp.h @@ -124,6 +124,13 @@ struct nfc_llcp_sock { struct sock *parent; }; +struct nfc_llcp_ui_cb { + __u8 dsap; + __u8 ssap; +}; + +#define nfc_llcp_ui_skb_cb(__skb) ((struct nfc_llcp_ui_cb *)&((__skb)->cb[0])) + #define nfc_llcp_sock(sk) ((struct nfc_llcp_sock *) (sk)) #define nfc_llcp_dev(sk) (nfc_llcp_sock((sk))->dev) -- cgit v0.10.2 From 31ca61a8dffa5c7171d00cfa40a2845e190863c0 Mon Sep 17 00:00:00 2001 From: Samuel Ortiz Date: Mon, 15 Oct 2012 17:44:44 +0200 Subject: NFC: Forward LLCP datagrams to userspace With connection less PDUs we have to send the SSAP and DSAP as well. Signed-off-by: Samuel Ortiz diff --git a/net/nfc/llcp/sock.c b/net/nfc/llcp/sock.c index debc54a..d511a4c 100644 --- a/net/nfc/llcp/sock.c +++ b/net/nfc/llcp/sock.c @@ -663,11 +663,28 @@ static int llcp_sock_recvmsg(struct kiocb *iocb, struct socket *sock, return -EFAULT; } + if (sk->sk_type == SOCK_DGRAM && msg->msg_name) { + struct nfc_llcp_ui_cb *ui_cb = nfc_llcp_ui_skb_cb(skb); + struct sockaddr_nfc_llcp sockaddr; + + pr_debug("Datagram socket %d %d\n", ui_cb->dsap, ui_cb->ssap); + + sockaddr.sa_family = AF_NFC; + sockaddr.nfc_protocol = NFC_PROTO_NFC_DEP; + sockaddr.dsap = ui_cb->dsap; + sockaddr.ssap = ui_cb->ssap; + + memcpy(msg->msg_name, &sockaddr, sizeof(sockaddr)); + msg->msg_namelen = sizeof(sockaddr); + } + /* Mark read part of skb as used */ if (!(flags & MSG_PEEK)) { /* SOCK_STREAM: re-queue skb if it contains unreceived data */ - if (sk->sk_type == SOCK_STREAM || sk->sk_type == SOCK_RAW) { + if (sk->sk_type == SOCK_STREAM || + sk->sk_type == SOCK_DGRAM || + sk->sk_type == SOCK_RAW) { skb_pull(skb, copied); if (skb->len) { skb_queue_head(&sk->sk_receive_queue, skb); -- cgit v0.10.2 From 94f418a206648c9be6fd84d6681d6956b8f8b106 Mon Sep 17 00:00:00 2001 From: Samuel Ortiz Date: Tue, 16 Oct 2012 15:01:40 +0200 Subject: NFC: UI frame sending routine implementation UI frames still need to follow the MIU rule, and they need to use the client passed dsap as the listening socket dsap is stuck on SDP. Signed-off-by: Samuel Ortiz diff --git a/net/nfc/llcp/commands.c b/net/nfc/llcp/commands.c index 6db280d..7941535 100644 --- a/net/nfc/llcp/commands.c +++ b/net/nfc/llcp/commands.c @@ -579,6 +579,52 @@ int nfc_llcp_send_i_frame(struct nfc_llcp_sock *sock, return len; } +int nfc_llcp_send_ui_frame(struct nfc_llcp_sock *sock, u8 ssap, u8 dsap, + struct msghdr *msg, size_t len) +{ + struct sk_buff *pdu; + struct nfc_llcp_local *local; + size_t frag_len = 0, remaining_len; + u8 *msg_ptr; + int err; + + pr_debug("Send UI frame len %zd\n", len); + + local = sock->local; + if (local == NULL) + return -ENODEV; + + remaining_len = len; + msg_ptr = (u8 *) msg->msg_iov; + + while (remaining_len > 0) { + + frag_len = min_t(size_t, sock->miu, remaining_len); + + pr_debug("Fragment %zd bytes remaining %zd", + frag_len, remaining_len); + + pdu = nfc_alloc_send_skb(sock->dev, &sock->sk, MSG_DONTWAIT, + frag_len + LLCP_HEADER_SIZE, &err); + if (pdu == NULL) { + pr_err("Could not allocate PDU\n"); + continue; + } + + pdu = llcp_add_header(pdu, dsap, ssap, LLCP_PDU_UI); + + memcpy(skb_put(pdu, frag_len), msg_ptr, frag_len); + + /* No need to check for the peer RW for UI frames */ + skb_queue_tail(&local->tx_queue, pdu); + + remaining_len -= frag_len; + msg_ptr += frag_len; + } + + return len; +} + int nfc_llcp_send_rr(struct nfc_llcp_sock *sock) { struct sk_buff *skb; diff --git a/net/nfc/llcp/llcp.h b/net/nfc/llcp/llcp.h index e06d035..276da3a 100644 --- a/net/nfc/llcp/llcp.h +++ b/net/nfc/llcp/llcp.h @@ -221,6 +221,8 @@ int nfc_llcp_send_dm(struct nfc_llcp_local *local, u8 ssap, u8 dsap, u8 reason); int nfc_llcp_send_disconnect(struct nfc_llcp_sock *sock); int nfc_llcp_send_i_frame(struct nfc_llcp_sock *sock, struct msghdr *msg, size_t len); +int nfc_llcp_send_ui_frame(struct nfc_llcp_sock *sock, u8 ssap, u8 dsap, + struct msghdr *msg, size_t len); int nfc_llcp_send_rr(struct nfc_llcp_sock *sock); /* Socket API */ -- cgit v0.10.2 From b874dec21d1cb7a08fcbe4e442a789419dd1d51f Mon Sep 17 00:00:00 2001 From: Samuel Ortiz Date: Tue, 16 Oct 2012 15:04:10 +0200 Subject: NFC: Implement LLCP connection less Tx path It simply involves getting the client dsap and ssap and calling the UI frame building and sending routine. Signed-off-by: Samuel Ortiz diff --git a/net/nfc/llcp/sock.c b/net/nfc/llcp/sock.c index d511a4c..0fa1e92 100644 --- a/net/nfc/llcp/sock.c +++ b/net/nfc/llcp/sock.c @@ -608,6 +608,25 @@ static int llcp_sock_sendmsg(struct kiocb *iocb, struct socket *sock, lock_sock(sk); + if (sk->sk_type == SOCK_DGRAM) { + struct sockaddr_nfc_llcp *addr = + (struct sockaddr_nfc_llcp *)msg->msg_name; + + if (msg->msg_namelen < sizeof(*addr)) { + release_sock(sk); + + pr_err("Invalid socket address length %d\n", + msg->msg_namelen); + + return -EINVAL; + } + + release_sock(sk); + + return nfc_llcp_send_ui_frame(llcp_sock, addr->dsap, addr->ssap, + msg, len); + } + if (sk->sk_state != LLCP_CONNECTED) { release_sock(sk); return -ENOTCONN; -- cgit v0.10.2 From a8df0f379213f190eff5f1cfe6b9f81475068d20 Mon Sep 17 00:00:00 2001 From: Samuel Ortiz Date: Tue, 16 Oct 2012 21:15:59 +0200 Subject: NFC: Return NULL when no LLCP socket for a dsap,ssap couple is found The previous code was always returning the last socket from the LLCP socket list. Signed-off-by: Samuel Ortiz diff --git a/net/nfc/llcp/llcp.c b/net/nfc/llcp/llcp.c index a2da0a4..285bba8 100644 --- a/net/nfc/llcp/llcp.c +++ b/net/nfc/llcp/llcp.c @@ -144,7 +144,7 @@ static struct nfc_llcp_sock *nfc_llcp_sock_get(struct nfc_llcp_local *local, { struct sock *sk; struct hlist_node *node; - struct nfc_llcp_sock *llcp_sock; + struct nfc_llcp_sock *llcp_sock, *tmp_sock; pr_debug("ssap dsap %d %d\n", ssap, dsap); @@ -156,10 +156,12 @@ static struct nfc_llcp_sock *nfc_llcp_sock_get(struct nfc_llcp_local *local, llcp_sock = NULL; sk_for_each(sk, node, &local->sockets.head) { - llcp_sock = nfc_llcp_sock(sk); + tmp_sock = nfc_llcp_sock(sk); - if (llcp_sock->ssap == ssap && llcp_sock->dsap == dsap) + if (tmp_sock->ssap == ssap && tmp_sock->dsap == dsap) { + llcp_sock = tmp_sock; break; + } } read_unlock(&local->sockets.lock); @@ -1073,7 +1075,7 @@ static void nfc_llcp_recv_dm(struct nfc_llcp_local *local, struct sk_buff *skb) } if (llcp_sock == NULL) { - pr_err("Invalid DM\n"); + pr_debug("Already closed\n"); return; } -- cgit v0.10.2 From 82dec34df64620a0e06ea6f7020092e41244c3c2 Mon Sep 17 00:00:00 2001 From: Waldemar Rymarkiewicz Date: Thu, 11 Oct 2012 14:03:58 +0200 Subject: NFC: pn533: Fix in/out frame buffer allocation Max frame size should be 264 bytes as per spec and not limited to endpoint MaxPacketSize which is 64 in my case (acr122 reader). Signed-off-by: Waldemar Rymarkiewicz Signed-off-by: Samuel Ortiz diff --git a/drivers/nfc/pn533.c b/drivers/nfc/pn533.c index 97c440a..f563cac 100644 --- a/drivers/nfc/pn533.c +++ b/drivers/nfc/pn533.c @@ -84,6 +84,10 @@ MODULE_DEVICE_TABLE(usb, pn533_table); #define PN533_LISTEN_TIME 2 /* frame definitions */ +#define PN533_NORMAL_FRAME_MAX_LEN 262 /* 6 (PREAMBLE, SOF, LEN, LCS, TFI) + 254 (DATA) + 2 (DCS, postamble) */ + #define PN533_FRAME_TAIL_SIZE 2 #define PN533_FRAME_SIZE(f) (sizeof(struct pn533_frame) + f->datalen + \ PN533_FRAME_TAIL_SIZE) @@ -2373,9 +2377,9 @@ static int pn533_probe(struct usb_interface *interface, goto error; } - dev->in_frame = kmalloc(dev->in_maxlen, GFP_KERNEL); + dev->in_frame = kmalloc(PN533_NORMAL_FRAME_MAX_LEN, GFP_KERNEL); dev->in_urb = usb_alloc_urb(0, GFP_KERNEL); - dev->out_frame = kmalloc(dev->out_maxlen, GFP_KERNEL); + dev->out_frame = kmalloc(PN533_NORMAL_FRAME_MAX_LEN, GFP_KERNEL); dev->out_urb = usb_alloc_urb(0, GFP_KERNEL); if (!dev->in_frame || !dev->out_frame || -- cgit v0.10.2 From ab34a1813ca16bfbc672a21ca354164c8b941922 Mon Sep 17 00:00:00 2001 From: Waldemar Rymarkiewicz Date: Thu, 11 Oct 2012 14:04:01 +0200 Subject: NFC: pn533: Remove unused arg parameter Get rid of unused arg param in pn533_init_target_complete and in pn533_start_poll_complete. Signed-off-by: Waldemar Rymarkiewicz Signed-off-by: Samuel Ortiz diff --git a/drivers/nfc/pn533.c b/drivers/nfc/pn533.c index f563cac..18e279d 100644 --- a/drivers/nfc/pn533.c +++ b/drivers/nfc/pn533.c @@ -1169,8 +1169,7 @@ static void pn533_poll_create_mod_list(struct pn533 *dev, pn533_poll_add_mod(dev, PN533_LISTEN_MOD); } -static int pn533_start_poll_complete(struct pn533 *dev, void *arg, - u8 *params, int params_len) +static int pn533_start_poll_complete(struct pn533 *dev, u8 *params, int params_len) { struct pn533_poll_response *resp; int rc; @@ -1308,8 +1307,7 @@ static void pn533_wq_tg_get_data(struct work_struct *work) } #define ATR_REQ_GB_OFFSET 17 -static int pn533_init_target_complete(struct pn533 *dev, void *arg, - u8 *params, int params_len) +static int pn533_init_target_complete(struct pn533 *dev, u8 *params, int params_len) { struct pn533_cmd_init_target_response *resp; u8 frame, comm_mode = NFC_COMM_PASSIVE, *gb; @@ -1406,9 +1404,9 @@ static int pn533_poll_complete(struct pn533 *dev, void *arg, if (cur_mod->len == 0) { del_timer(&dev->listen_timer); - return pn533_init_target_complete(dev, arg, params, params_len); + return pn533_init_target_complete(dev, params, params_len); } else { - rc = pn533_start_poll_complete(dev, arg, params, params_len); + rc = pn533_start_poll_complete(dev, params, params_len); if (!rc) return rc; } -- cgit v0.10.2 From 7eda8b8e967781cfa5a04962502f9aa428f67e5f Mon Sep 17 00:00:00 2001 From: Samuel Ortiz Date: Mon, 22 Oct 2012 15:57:58 +0200 Subject: NFC: Use IDR library to assing NFC devices IDs As a consequence the NFC device IDs won't be increasing all the time, as IDR provides the first available ID. Signed-off-by: Samuel Ortiz diff --git a/include/net/nfc/nfc.h b/include/net/nfc/nfc.h index f05b106..fce80b2 100644 --- a/include/net/nfc/nfc.h +++ b/include/net/nfc/nfc.h @@ -95,7 +95,7 @@ struct nfc_genl_data { }; struct nfc_dev { - unsigned int idx; + int idx; u32 target_next_idx; struct nfc_target *targets; int n_targets; diff --git a/net/nfc/core.c b/net/nfc/core.c index f1c33f2..e94363d 100644 --- a/net/nfc/core.c +++ b/net/nfc/core.c @@ -40,6 +40,9 @@ int nfc_devlist_generation; DEFINE_MUTEX(nfc_devlist_mutex); +/* NFC device ID bitmap */ +static DEFINE_IDA(nfc_index_ida); + /** * nfc_dev_up - turn on the NFC device * @@ -760,7 +763,6 @@ struct nfc_dev *nfc_allocate_device(struct nfc_ops *ops, u32 supported_protocols, int tx_headroom, int tx_tailroom) { - static atomic_t dev_no = ATOMIC_INIT(0); struct nfc_dev *dev; if (!ops->start_poll || !ops->stop_poll || !ops->activate_target || @@ -774,11 +776,6 @@ struct nfc_dev *nfc_allocate_device(struct nfc_ops *ops, if (!dev) return NULL; - dev->dev.class = &nfc_class; - dev->idx = atomic_inc_return(&dev_no) - 1; - dev_set_name(&dev->dev, "nfc%d", dev->idx); - device_initialize(&dev->dev); - dev->ops = ops; dev->supported_protocols = supported_protocols; dev->tx_headroom = tx_headroom; @@ -814,6 +811,14 @@ int nfc_register_device(struct nfc_dev *dev) pr_debug("dev_name=%s\n", dev_name(&dev->dev)); + dev->idx = ida_simple_get(&nfc_index_ida, 0, 0, GFP_KERNEL); + if (dev->idx < 0) + return dev->idx; + + dev->dev.class = &nfc_class; + dev_set_name(&dev->dev, "nfc%d", dev->idx); + device_initialize(&dev->dev); + mutex_lock(&nfc_devlist_mutex); nfc_devlist_generation++; rc = device_add(&dev->dev); @@ -842,10 +847,12 @@ EXPORT_SYMBOL(nfc_register_device); */ void nfc_unregister_device(struct nfc_dev *dev) { - int rc; + int rc, id; pr_debug("dev_name=%s\n", dev_name(&dev->dev)); + id = dev->idx; + mutex_lock(&nfc_devlist_mutex); nfc_devlist_generation++; @@ -864,6 +871,8 @@ void nfc_unregister_device(struct nfc_dev *dev) pr_debug("The userspace won't be notified that the device %s was removed\n", dev_name(&dev->dev)); + ida_simple_remove(&nfc_index_ida, id); + } EXPORT_SYMBOL(nfc_unregister_device); -- cgit v0.10.2 From 0f450772224f99db3b8384bfb8f751889d0c4cb8 Mon Sep 17 00:00:00 2001 From: Szymon Janc Date: Wed, 17 Oct 2012 15:23:39 +0200 Subject: NFC: Fix some code style and whitespace issues Signed-off-by: Szymon Janc Signed-off-by: Samuel Ortiz diff --git a/net/nfc/core.c b/net/nfc/core.c index e94363d..aa64ea4 100644 --- a/net/nfc/core.c +++ b/net/nfc/core.c @@ -198,7 +198,7 @@ static struct nfc_target *nfc_find_target(struct nfc_dev *dev, u32 target_idx) if (dev->n_targets == 0) return NULL; - for (i = 0; i < dev->n_targets ; i++) { + for (i = 0; i < dev->n_targets; i++) { if (dev->targets[i].idx == target_idx) return &dev->targets[i]; } diff --git a/net/nfc/hci/core.c b/net/nfc/hci/core.c index 4b720ff..bc571b0 100644 --- a/net/nfc/hci/core.c +++ b/net/nfc/hci/core.c @@ -65,8 +65,9 @@ static void nfc_hci_msg_tx_work(struct work_struct *work) -ETIME); kfree(hdev->cmd_pending_msg); hdev->cmd_pending_msg = NULL; - } else + } else { goto exit; + } } next_msg: @@ -535,7 +536,8 @@ static int hci_start_poll(struct nfc_dev *nfc_dev, return hdev->ops->start_poll(hdev, im_protocols, tm_protocols); else return nfc_hci_send_event(hdev, NFC_HCI_RF_READER_A_GATE, - NFC_HCI_EVT_READER_REQUESTED, NULL, 0); + NFC_HCI_EVT_READER_REQUESTED, + NULL, 0); } static void hci_stop_poll(struct nfc_dev *nfc_dev) @@ -639,9 +641,9 @@ static int hci_transceive(struct nfc_dev *nfc_dev, struct nfc_target *target, cb_context); if (r == 1) r = -ENOTSUPP; - } - else + } else { r = -ENOTSUPP; + } break; } @@ -891,7 +893,7 @@ void nfc_hci_driver_failure(struct nfc_hci_dev *hdev, int err) } EXPORT_SYMBOL(nfc_hci_driver_failure); -void inline nfc_hci_recv_frame(struct nfc_hci_dev *hdev, struct sk_buff *skb) +void nfc_hci_recv_frame(struct nfc_hci_dev *hdev, struct sk_buff *skb) { nfc_llc_rcv_from_drv(hdev->llc, skb); } diff --git a/net/nfc/hci/llc.c b/net/nfc/hci/llc.c index ae1205d..fe5e966 100644 --- a/net/nfc/hci/llc.c +++ b/net/nfc/hci/llc.c @@ -72,7 +72,7 @@ int nfc_llc_register(const char *name, struct nfc_llc_ops *ops) llc_engine->ops = ops; INIT_LIST_HEAD(&llc_engine->entry); - list_add_tail (&llc_engine->entry, &llc_engines); + list_add_tail(&llc_engine->entry, &llc_engines); return 0; } diff --git a/net/nfc/hci/llc_shdlc.c b/net/nfc/hci/llc_shdlc.c index 01cbc72..27b313b 100644 --- a/net/nfc/hci/llc_shdlc.c +++ b/net/nfc/hci/llc_shdlc.c @@ -634,9 +634,9 @@ static void llc_shdlc_sm_work(struct work_struct *work) r = llc_shdlc_connect_initiate(shdlc); else r = -ETIME; - if (r < 0) + if (r < 0) { llc_shdlc_connect_complete(shdlc, r); - else { + } else { mod_timer(&shdlc->connect_timer, jiffies + msecs_to_jiffies(SHDLC_CONNECT_VALUE_MS)); @@ -682,9 +682,8 @@ static void llc_shdlc_sm_work(struct work_struct *work) llc_shdlc_handle_send_queue(shdlc); } - if (shdlc->hard_fault) { + if (shdlc->hard_fault) shdlc->llc_failure(shdlc->hdev, shdlc->hard_fault); - } break; default: break; diff --git a/net/nfc/llcp/llcp.c b/net/nfc/llcp/llcp.c index 285bba8..c8b27af 100644 --- a/net/nfc/llcp/llcp.c +++ b/net/nfc/llcp/llcp.c @@ -65,7 +65,8 @@ static void nfc_llcp_socket_release(struct nfc_llcp_local *local, bool listen) struct nfc_llcp_sock *lsk, *n; struct sock *accept_sk; - list_for_each_entry_safe(lsk, n, &llcp_sock->accept_queue, + list_for_each_entry_safe(lsk, n, + &llcp_sock->accept_queue, accept_queue) { accept_sk = &lsk->sk; bh_lock_sock(accept_sk); @@ -1111,7 +1112,7 @@ static void nfc_llcp_recv_snl(struct nfc_llcp_local *local, tlv_len = skb->len - LLCP_HEADER_SIZE; offset = 0; - while(offset < tlv_len) { + while (offset < tlv_len) { type = tlv[0]; length = tlv[1]; @@ -1168,7 +1169,7 @@ static void nfc_llcp_recv_snl(struct nfc_llcp_local *local, pr_debug("%p %d\n", llcp_sock, sap); - send_snl: +send_snl: nfc_llcp_send_snl(local, tid, sap); break; diff --git a/net/nfc/nci/core.c b/net/nfc/nci/core.c index 89446c8..5f98dc1 100644 --- a/net/nfc/nci/core.c +++ b/net/nfc/nci/core.c @@ -577,7 +577,6 @@ static void nci_deactivate_target(struct nfc_dev *nfc_dev, } } - static int nci_dep_link_up(struct nfc_dev *nfc_dev, struct nfc_target *target, __u8 comm_mode, __u8 *gb, size_t gb_len) { diff --git a/net/nfc/netlink.c b/net/nfc/netlink.c index ab9edfd..614cfd0 100644 --- a/net/nfc/netlink.c +++ b/net/nfc/netlink.c @@ -591,7 +591,7 @@ static int nfc_genl_start_poll(struct sk_buff *skb, struct genl_info *info) if (!info->attrs[NFC_ATTR_DEVICE_INDEX] || ((!info->attrs[NFC_ATTR_IM_PROTOCOLS] && !info->attrs[NFC_ATTR_PROTOCOLS]) && - !info->attrs[NFC_ATTR_TM_PROTOCOLS])) + !info->attrs[NFC_ATTR_TM_PROTOCOLS])) return -EINVAL; idx = nla_get_u32(info->attrs[NFC_ATTR_DEVICE_INDEX]); diff --git a/net/nfc/rawsock.c b/net/nfc/rawsock.c index 8b8a6a2..313bf1b 100644 --- a/net/nfc/rawsock.c +++ b/net/nfc/rawsock.c @@ -256,7 +256,6 @@ static int rawsock_recvmsg(struct kiocb *iocb, struct socket *sock, return rc ? : copied; } - static const struct proto_ops rawsock_ops = { .family = PF_NFC, .owner = THIS_MODULE, -- cgit v0.10.2 From deccb2a207003e01b0b8a6e30ece5b5735a800b1 Mon Sep 17 00:00:00 2001 From: Kees Cook Date: Tue, 23 Oct 2012 13:04:09 -0700 Subject: NFC: Remove CONFIG_EXPERIMENTAL This config item has not carried much meaning for a while now and is almost always enabled by default. As agreed during the Linux kernel summit, remove it. Acked-by: David S. Miller Signed-off-by: Kees Cook Signed-off-by: Samuel Ortiz diff --git a/net/nfc/Kconfig b/net/nfc/Kconfig index 8d8d9bc..60c3bbb 100644 --- a/net/nfc/Kconfig +++ b/net/nfc/Kconfig @@ -3,8 +3,8 @@ # menuconfig NFC - depends on NET && EXPERIMENTAL - tristate "NFC subsystem support (EXPERIMENTAL)" + depends on NET + tristate "NFC subsystem support" default n help Say Y here if you want to build support for NFC (Near field -- cgit v0.10.2 From 54720c301a7d54df702c9b42886838c0c868c236 Mon Sep 17 00:00:00 2001 From: Kees Cook Date: Tue, 23 Oct 2012 13:04:10 -0700 Subject: NFC: Remove CONFIG_EXPERIMENTAL from the LLCP Makefile This config item has not carried much meaning for a while now and is almost always enabled by default. As agreed during the Linux kernel summit, remove it. Acked-by: David S. Miller Signed-off-by: Kees Cook Signed-off-by: Samuel Ortiz diff --git a/net/nfc/llcp/Kconfig b/net/nfc/llcp/Kconfig index fbf5e81..a1a41cd 100644 --- a/net/nfc/llcp/Kconfig +++ b/net/nfc/llcp/Kconfig @@ -1,6 +1,6 @@ config NFC_LLCP - depends on NFC && EXPERIMENTAL - bool "NFC LLCP support (EXPERIMENTAL)" + depends on NFC + bool "NFC LLCP support" default n help Say Y here if you want to build support for a kernel NFC LLCP -- cgit v0.10.2 From f152218840f2dc60900e2568878d3b87460d5ae8 Mon Sep 17 00:00:00 2001 From: Kees Cook Date: Tue, 23 Oct 2012 13:04:11 -0700 Subject: NFC: Remove CONFIG_EXPERIMENTAL from the NCI Makefile This config item has not carried much meaning for a while now and is almost always enabled by default. As agreed during the Linux kernel summit, remove it. Acked-by: David S. Miller Signed-off-by: Kees Cook Signed-off-by: Samuel Ortiz diff --git a/net/nfc/nci/Kconfig b/net/nfc/nci/Kconfig index decdc49..6d69b5f 100644 --- a/net/nfc/nci/Kconfig +++ b/net/nfc/nci/Kconfig @@ -1,6 +1,6 @@ config NFC_NCI - depends on NFC && EXPERIMENTAL - tristate "NCI protocol support (EXPERIMENTAL)" + depends on NFC + tristate "NCI protocol support" default n help NCI (NFC Controller Interface) is a communication protocol between -- cgit v0.10.2 From f31652a58bee6ef145c066c8d0ae6d0b11dca1e8 Mon Sep 17 00:00:00 2001 From: Samuel Ortiz Date: Fri, 26 Oct 2012 18:20:10 +0200 Subject: NFC: Purge LLCP socket Tx queues when being disconnected The Tx queues are no longer valid when we receive a disconnection or when the LLCP link goes down. In the later case we also purge the entire local Tx queue. Signed-off-by: Samuel Ortiz diff --git a/net/nfc/llcp/llcp.c b/net/nfc/llcp/llcp.c index c8b27af..2e23bd3 100644 --- a/net/nfc/llcp/llcp.c +++ b/net/nfc/llcp/llcp.c @@ -45,12 +45,38 @@ void nfc_llcp_sock_unlink(struct llcp_sock_list *l, struct sock *sk) write_unlock(&l->lock); } +static void nfc_llcp_socket_purge(struct nfc_llcp_sock *sock) +{ + struct nfc_llcp_local *local = sock->local; + struct sk_buff *s, *tmp; + + pr_debug("%p\n", &sock->sk); + + skb_queue_purge(&sock->tx_queue); + skb_queue_purge(&sock->tx_pending_queue); + skb_queue_purge(&sock->tx_backlog_queue); + + if (local == NULL) + return; + + /* Search for local pending SKBs that are related to this socket */ + skb_queue_walk_safe(&local->tx_queue, s, tmp) { + if (s->sk != &sock->sk) + continue; + + skb_unlink(s, &local->tx_queue); + kfree_skb(s); + } +} + static void nfc_llcp_socket_release(struct nfc_llcp_local *local, bool listen) { struct sock *sk; struct hlist_node *node, *tmp; struct nfc_llcp_sock *llcp_sock; + skb_queue_purge(&local->tx_queue); + write_lock(&local->sockets.lock); sk_for_each_safe(sk, node, tmp, &local->sockets.head) { @@ -58,6 +84,8 @@ static void nfc_llcp_socket_release(struct nfc_llcp_local *local, bool listen) bh_lock_sock(sk); + nfc_llcp_socket_purge(llcp_sock); + if (sk->sk_state == LLCP_CONNECTED) nfc_put_device(llcp_sock->dev); @@ -1002,6 +1030,9 @@ static void nfc_llcp_recv_disc(struct nfc_llcp_local *local, sk = &llcp_sock->sk; lock_sock(sk); + + nfc_llcp_socket_purge(llcp_sock); + if (sk->sk_state == LLCP_CLOSED) { release_sock(sk); nfc_llcp_sock_put(llcp_sock); -- cgit v0.10.2 From 52feb444a90304eb13c03115bb9758101dbb9254 Mon Sep 17 00:00:00 2001 From: Thierry Escande Date: Wed, 17 Oct 2012 14:43:39 +0200 Subject: NFC: Extend netlink interface for LTO, RW, and MIUX parameters support NFC_CMD_LLC_GET_PARAMS: request LTO, RW, and MIUX parameters for a device NFC_CMD_LLC_SET_PARAMS: set one or more of LTO, RW, and MIUX parameters for a device. LTO must be set before the link is up otherwise -EINPROGRESS is returned. RW and MIUX can be set at anytime and will be passed in subsequent CONNECT and CC messages. If one of the passed parameters is wrong none is set and -EINVAL is returned. Signed-off-by: Thierry Escande Signed-off-by: Samuel Ortiz diff --git a/include/uapi/linux/nfc.h b/include/uapi/linux/nfc.h index d908d17..0e63cee 100644 --- a/include/uapi/linux/nfc.h +++ b/include/uapi/linux/nfc.h @@ -60,6 +60,13 @@ * target mode. * @NFC_EVENT_DEVICE_DEACTIVATED: event emitted when the adapter is deactivated * from target mode. + * @NFC_CMD_LLC_GET_PARAMS: request LTO, RW, and MIUX parameters for a device + * @NFC_CMD_LLC_SET_PARAMS: set one or more of LTO, RW, and MIUX parameters for + * a device. LTO must be set before the link is up otherwise -EINPROGRESS + * is returned. RW and MIUX can be set at anytime and will be passed in + * subsequent CONNECT and CC messages. + * If one of the passed parameters is wrong none is set and -EINVAL is + * returned. */ enum nfc_commands { NFC_CMD_UNSPEC, @@ -77,6 +84,8 @@ enum nfc_commands { NFC_EVENT_TARGET_LOST, NFC_EVENT_TM_ACTIVATED, NFC_EVENT_TM_DEACTIVATED, + NFC_CMD_LLC_GET_PARAMS, + NFC_CMD_LLC_SET_PARAMS, /* private: internal use only */ __NFC_CMD_AFTER_LAST }; @@ -102,6 +111,9 @@ enum nfc_commands { * @NFC_ATTR_RF_MODE: Initiator or target * @NFC_ATTR_IM_PROTOCOLS: Initiator mode protocols to poll for * @NFC_ATTR_TM_PROTOCOLS: Target mode protocols to listen for + * @NFC_ATTR_LLC_PARAM_LTO: Link TimeOut parameter + * @NFC_ATTR_LLC_PARAM_RW: Receive Window size parameter + * @NFC_ATTR_LLC_PARAM_MIUX: MIU eXtension parameter */ enum nfc_attrs { NFC_ATTR_UNSPEC, @@ -119,6 +131,9 @@ enum nfc_attrs { NFC_ATTR_DEVICE_POWERED, NFC_ATTR_IM_PROTOCOLS, NFC_ATTR_TM_PROTOCOLS, + NFC_ATTR_LLC_PARAM_LTO, + NFC_ATTR_LLC_PARAM_RW, + NFC_ATTR_LLC_PARAM_MIUX, /* private: internal use only */ __NFC_ATTR_AFTER_LAST }; diff --git a/net/nfc/llcp/commands.c b/net/nfc/llcp/commands.c index 7941535..ed2d173 100644 --- a/net/nfc/llcp/commands.c +++ b/net/nfc/llcp/commands.c @@ -316,8 +316,7 @@ int nfc_llcp_send_connect(struct nfc_llcp_sock *sock) struct sk_buff *skb; u8 *service_name_tlv = NULL, service_name_tlv_length; u8 *miux_tlv = NULL, miux_tlv_length; - u8 *rw_tlv = NULL, rw_tlv_length, rw; - __be16 miux; + u8 *rw_tlv = NULL, rw_tlv_length; int err; u16 size = 0; @@ -335,13 +334,11 @@ int nfc_llcp_send_connect(struct nfc_llcp_sock *sock) size += service_name_tlv_length; } - miux = cpu_to_be16(LLCP_MAX_MIUX); - miux_tlv = nfc_llcp_build_tlv(LLCP_TLV_MIUX, (u8 *)&miux, 0, + miux_tlv = nfc_llcp_build_tlv(LLCP_TLV_MIUX, (u8 *)&local->miux, 0, &miux_tlv_length); size += miux_tlv_length; - rw = LLCP_MAX_RW; - rw_tlv = nfc_llcp_build_tlv(LLCP_TLV_RW, &rw, 0, &rw_tlv_length); + rw_tlv = nfc_llcp_build_tlv(LLCP_TLV_RW, &local->rw, 0, &rw_tlv_length); size += rw_tlv_length; pr_debug("SKB size %d SN length %zu\n", size, sock->service_name_len); @@ -378,8 +375,7 @@ int nfc_llcp_send_cc(struct nfc_llcp_sock *sock) struct nfc_llcp_local *local; struct sk_buff *skb; u8 *miux_tlv = NULL, miux_tlv_length; - u8 *rw_tlv = NULL, rw_tlv_length, rw; - __be16 miux; + u8 *rw_tlv = NULL, rw_tlv_length; int err; u16 size = 0; @@ -389,13 +385,11 @@ int nfc_llcp_send_cc(struct nfc_llcp_sock *sock) if (local == NULL) return -ENODEV; - miux = cpu_to_be16(LLCP_MAX_MIUX); - miux_tlv = nfc_llcp_build_tlv(LLCP_TLV_MIUX, (u8 *)&miux, 0, + miux_tlv = nfc_llcp_build_tlv(LLCP_TLV_MIUX, (u8 *)&local->miux, 0, &miux_tlv_length); size += miux_tlv_length; - rw = LLCP_MAX_RW; - rw_tlv = nfc_llcp_build_tlv(LLCP_TLV_RW, &rw, 0, &rw_tlv_length); + rw_tlv = nfc_llcp_build_tlv(LLCP_TLV_RW, &local->rw, 0, &rw_tlv_length); size += rw_tlv_length; skb = llcp_allocate_pdu(sock, LLCP_PDU_CC, size); diff --git a/net/nfc/llcp/llcp.c b/net/nfc/llcp/llcp.c index 2e23bd3..f680453 100644 --- a/net/nfc/llcp/llcp.c +++ b/net/nfc/llcp/llcp.c @@ -467,10 +467,9 @@ static u8 nfc_llcp_reserve_sdp_ssap(struct nfc_llcp_local *local) static int nfc_llcp_build_gb(struct nfc_llcp_local *local) { u8 *gb_cur, *version_tlv, version, version_length; - u8 *lto_tlv, lto, lto_length; + u8 *lto_tlv, lto_length; u8 *wks_tlv, wks_length; u8 *miux_tlv, miux_length; - __be16 miux; u8 gb_len = 0; int ret = 0; @@ -479,9 +478,7 @@ static int nfc_llcp_build_gb(struct nfc_llcp_local *local) 1, &version_length); gb_len += version_length; - /* 1500 ms */ - lto = 150; - lto_tlv = nfc_llcp_build_tlv(LLCP_TLV_LTO, <o, 1, <o_length); + lto_tlv = nfc_llcp_build_tlv(LLCP_TLV_LTO, &local->lto, 1, <o_length); gb_len += lto_length; pr_debug("Local wks 0x%lx\n", local->local_wks); @@ -489,8 +486,7 @@ static int nfc_llcp_build_gb(struct nfc_llcp_local *local) &wks_length); gb_len += wks_length; - miux = cpu_to_be16(LLCP_MAX_MIUX); - miux_tlv = nfc_llcp_build_tlv(LLCP_TLV_MIUX, (u8 *)&miux, 0, + miux_tlv = nfc_llcp_build_tlv(LLCP_TLV_MIUX, (u8 *)&local->miux, 0, &miux_length); gb_len += miux_length; @@ -1383,6 +1379,10 @@ int nfc_llcp_register_device(struct nfc_dev *ndev) rwlock_init(&local->connecting_sockets.lock); rwlock_init(&local->raw_sockets.lock); + local->lto = 150; /* 1500 ms */ + local->rw = LLCP_MAX_RW; + local->miux = cpu_to_be16(LLCP_MAX_MIUX); + nfc_llcp_build_gb(local); local->remote_miu = LLCP_DEFAULT_MIU; diff --git a/net/nfc/llcp/llcp.h b/net/nfc/llcp/llcp.h index 276da3a..0d62366 100644 --- a/net/nfc/llcp/llcp.h +++ b/net/nfc/llcp/llcp.h @@ -64,6 +64,9 @@ struct nfc_llcp_local { u32 target_idx; u8 rf_mode; u8 comm_mode; + u8 lto; + u8 rw; + __be16 miux; unsigned long local_wks; /* Well known services */ unsigned long local_sdp; /* Local services */ unsigned long local_sap; /* Local SAPs, not available for discovery */ diff --git a/net/nfc/netlink.c b/net/nfc/netlink.c index 614cfd0..3568ae1 100644 --- a/net/nfc/netlink.c +++ b/net/nfc/netlink.c @@ -29,6 +29,8 @@ #include "nfc.h" +#include "llcp/llcp.h" + static struct genl_multicast_group nfc_genl_event_mcgrp = { .name = NFC_GENL_MCAST_EVENT_NAME, }; @@ -716,6 +718,146 @@ static int nfc_genl_dep_link_down(struct sk_buff *skb, struct genl_info *info) return rc; } +static int nfc_genl_send_params(struct sk_buff *msg, + struct nfc_llcp_local *local, + u32 portid, u32 seq) +{ + void *hdr; + + hdr = genlmsg_put(msg, portid, seq, &nfc_genl_family, 0, + NFC_CMD_LLC_GET_PARAMS); + if (!hdr) + return -EMSGSIZE; + + if (nla_put_u32(msg, NFC_ATTR_DEVICE_INDEX, local->dev->idx) || + nla_put_u8(msg, NFC_ATTR_LLC_PARAM_LTO, local->lto) || + nla_put_u8(msg, NFC_ATTR_LLC_PARAM_RW, local->rw) || + nla_put_u16(msg, NFC_ATTR_LLC_PARAM_MIUX, be16_to_cpu(local->miux))) + goto nla_put_failure; + + return genlmsg_end(msg, hdr); + +nla_put_failure: + + genlmsg_cancel(msg, hdr); + return -EMSGSIZE; +} + +static int nfc_genl_llc_get_params(struct sk_buff *skb, struct genl_info *info) +{ + struct nfc_dev *dev; + struct nfc_llcp_local *local; + int rc = 0; + struct sk_buff *msg = NULL; + u32 idx; + + if (!info->attrs[NFC_ATTR_DEVICE_INDEX]) + return -EINVAL; + + idx = nla_get_u32(info->attrs[NFC_ATTR_DEVICE_INDEX]); + + dev = nfc_get_device(idx); + if (!dev) + return -ENODEV; + + device_lock(&dev->dev); + + local = nfc_llcp_find_local(dev); + if (!local) { + rc = -ENODEV; + goto exit; + } + + msg = nlmsg_new(NLMSG_DEFAULT_SIZE, GFP_KERNEL); + if (!msg) { + rc = -ENOMEM; + goto exit; + } + + rc = nfc_genl_send_params(msg, local, info->snd_portid, info->snd_seq); + +exit: + device_unlock(&dev->dev); + + nfc_put_device(dev); + + if (rc < 0) { + if (msg) + nlmsg_free(msg); + + return rc; + } + + return genlmsg_reply(msg, info); +} + +static int nfc_genl_llc_set_params(struct sk_buff *skb, struct genl_info *info) +{ + struct nfc_dev *dev; + struct nfc_llcp_local *local; + u8 rw = 0; + u16 miux = 0; + u32 idx; + int rc = 0; + + if (!info->attrs[NFC_ATTR_DEVICE_INDEX] || + (!info->attrs[NFC_ATTR_LLC_PARAM_LTO] && + !info->attrs[NFC_ATTR_LLC_PARAM_RW] && + !info->attrs[NFC_ATTR_LLC_PARAM_MIUX])) + return -EINVAL; + + if (info->attrs[NFC_ATTR_LLC_PARAM_RW]) { + rw = nla_get_u8(info->attrs[NFC_ATTR_LLC_PARAM_RW]); + + if (rw > LLCP_MAX_RW) + return -EINVAL; + } + + if (info->attrs[NFC_ATTR_LLC_PARAM_MIUX]) { + miux = nla_get_u16(info->attrs[NFC_ATTR_LLC_PARAM_MIUX]); + + if (miux > LLCP_MAX_MIUX) + return -EINVAL; + } + + idx = nla_get_u32(info->attrs[NFC_ATTR_DEVICE_INDEX]); + + dev = nfc_get_device(idx); + if (!dev) + return -ENODEV; + + device_lock(&dev->dev); + + local = nfc_llcp_find_local(dev); + if (!local) { + nfc_put_device(dev); + rc = -ENODEV; + goto exit; + } + + if (info->attrs[NFC_ATTR_LLC_PARAM_LTO]) { + if (dev->dep_link_up) { + rc = -EINPROGRESS; + goto exit; + } + + local->lto = nla_get_u8(info->attrs[NFC_ATTR_LLC_PARAM_LTO]); + } + + if (info->attrs[NFC_ATTR_LLC_PARAM_RW]) + local->rw = rw; + + if (info->attrs[NFC_ATTR_LLC_PARAM_MIUX]) + local->miux = cpu_to_be16(miux); + +exit: + device_unlock(&dev->dev); + + nfc_put_device(dev); + + return rc; +} + static struct genl_ops nfc_genl_ops[] = { { .cmd = NFC_CMD_GET_DEVICE, @@ -760,6 +902,16 @@ static struct genl_ops nfc_genl_ops[] = { .done = nfc_genl_dump_targets_done, .policy = nfc_genl_policy, }, + { + .cmd = NFC_CMD_LLC_GET_PARAMS, + .doit = nfc_genl_llc_get_params, + .policy = nfc_genl_policy, + }, + { + .cmd = NFC_CMD_LLC_SET_PARAMS, + .doit = nfc_genl_llc_set_params, + .policy = nfc_genl_policy, + }, }; diff --git a/net/nfc/nfc.h b/net/nfc/nfc.h index c5e42b7..87d914d 100644 --- a/net/nfc/nfc.h +++ b/net/nfc/nfc.h @@ -56,6 +56,7 @@ void nfc_llcp_unregister_device(struct nfc_dev *dev); int nfc_llcp_set_remote_gb(struct nfc_dev *dev, u8 *gb, u8 gb_len); u8 *nfc_llcp_general_bytes(struct nfc_dev *dev, size_t *general_bytes_len); int nfc_llcp_data_received(struct nfc_dev *dev, struct sk_buff *skb); +struct nfc_llcp_local *nfc_llcp_find_local(struct nfc_dev *dev); int __init nfc_llcp_init(void); void nfc_llcp_exit(void); @@ -97,6 +98,11 @@ static inline int nfc_llcp_data_received(struct nfc_dev *dev, return 0; } +static inline struct nfc_llcp_local *nfc_llcp_find_local(struct nfc_dev *dev) +{ + return NULL; +} + static inline int nfc_llcp_init(void) { return 0; -- cgit v0.10.2 From e0509d3bdd7365d06c9bf570bf9f118cae6cbd58 Mon Sep 17 00:00:00 2001 From: Christian Lamparter Date: Tue, 11 Sep 2012 23:18:34 +0200 Subject: carl9170: fix spurious transmissions in sniffer mode Several people have complained about an unusual and undocumented feature of the AR9170 hardware: In siffer mode, the hardware generates spurious ACK frames for every received frame... even broadcasts. The reason for this malfunction is unknown: But there's a workaround: Instead of the special sniffer mode, the hardware will be put into station mode and all rx filters are disabled. Reported-by: Johannes Berg Reported-by: Marco Fonseca Reported-by: Janusz Dziedzic Signed-off-by: Christian Lamparter Signed-off-by: John W. Linville diff --git a/drivers/net/wireless/ath/carl9170/mac.c b/drivers/net/wireless/ath/carl9170/mac.c index e3b1b6e..24d75ab 100644 --- a/drivers/net/wireless/ath/carl9170/mac.c +++ b/drivers/net/wireless/ath/carl9170/mac.c @@ -343,7 +343,24 @@ int carl9170_set_operating_mode(struct ar9170 *ar) break; } } else { - mac_addr = NULL; + /* + * Enable monitor mode + * + * rx_ctrl |= AR9170_MAC_RX_CTRL_ACK_IN_SNIFFER; + * sniffer |= AR9170_MAC_SNIFFER_ENABLE_PROMISC; + * + * When the hardware is in SNIFFER_PROMISC mode, + * it generates spurious ACKs for every incoming + * frame. This confuses every peer in the + * vicinity and the network throughput will suffer + * badly. + * + * Hence, the hardware will be put into station + * mode and just the rx filters are disabled. + */ + cam_mode |= AR9170_MAC_CAM_STA; + rx_ctrl |= AR9170_MAC_RX_CTRL_PASS_TO_HOST; + mac_addr = common->macaddr; bssid = NULL; } rcu_read_unlock(); @@ -355,8 +372,6 @@ int carl9170_set_operating_mode(struct ar9170 *ar) enc_mode |= AR9170_MAC_ENCRYPTION_RX_SOFTWARE; if (ar->sniffer_enabled) { - rx_ctrl |= AR9170_MAC_RX_CTRL_ACK_IN_SNIFFER; - sniffer |= AR9170_MAC_SNIFFER_ENABLE_PROMISC; enc_mode |= AR9170_MAC_ENCRYPTION_RX_SOFTWARE; } -- cgit v0.10.2 From be41b052029f75a72df3c437a238bf9d574b6461 Mon Sep 17 00:00:00 2001 From: Mohammed Shafi Shajakhan Date: Mon, 8 Oct 2012 21:30:51 +0530 Subject: ath9k: Ensure we set FTP_STOMP_LOW weight when WLAN is idle When WLAN is idle ensure we downgrade to FTP_STOMP_LOW weight (from STOMP_LOW) to provide more bandwidth for BT FTP profile. WLAN's idleness can be estimated by taking into account of the rx data packets and just ignore beacons, qos nullfunc etc. Also update bt_wait_time even if the chip is in NETWORK SLEEP mode. This should help BT throughput when WLAN is idle. Signed-off-by: Mohammed Shafi Shajakhan Signed-off-by: John W. Linville diff --git a/drivers/net/wireless/ath/ath9k/gpio.c b/drivers/net/wireless/ath/ath9k/gpio.c index bf4fb7d..9e63a03 100644 --- a/drivers/net/wireless/ath/ath9k/gpio.c +++ b/drivers/net/wireless/ath/ath9k/gpio.c @@ -193,7 +193,6 @@ static void ath_mci_ftp_adjust(struct ath_softc *sc) struct ath_mci_profile *mci = &btcoex->mci; struct ath_hw *ah = sc->sc_ah; - btcoex->bt_wait_time += btcoex->btcoex_period; if (btcoex->bt_wait_time > ATH_BTCOEX_RX_WAIT_TIME) { if (ar9003_mci_state(ah, MCI_STATE_NEED_FTP_STOMP) && (mci->num_pan || mci->num_other_acl)) @@ -222,6 +221,7 @@ static void ath_btcoex_period_timer(unsigned long data) spin_lock_irqsave(&sc->sc_pm_lock, flags); if (sc->sc_ah->power_mode == ATH9K_PM_NETWORK_SLEEP) { + btcoex->bt_wait_time += btcoex->btcoex_period; spin_unlock_irqrestore(&sc->sc_pm_lock, flags); goto skip_hw_wakeup; } diff --git a/drivers/net/wireless/ath/ath9k/recv.c b/drivers/net/wireless/ath/ath9k/recv.c index 83d16e7..a04028b 100644 --- a/drivers/net/wireless/ath/ath9k/recv.c +++ b/drivers/net/wireless/ath/ath9k/recv.c @@ -1105,7 +1105,10 @@ int ath_rx_tasklet(struct ath_softc *sc, int flush, bool hp) else rs.is_mybeacon = false; - sc->rx.num_pkts++; + if (ieee80211_is_data_present(hdr->frame_control) && + !ieee80211_is_qos_nullfunc(hdr->frame_control)) + sc->rx.num_pkts++; + ath_debug_stat_rx(sc, &rs); /* -- cgit v0.10.2 From 8b0b6be5cb83e871adf8a134e843c01d75b1d128 Mon Sep 17 00:00:00 2001 From: Mohammed Shafi Shajakhan Date: Mon, 8 Oct 2012 21:30:52 +0530 Subject: ath9k_htc: Advertise interface combinations supported This will allow us to create virtual interface the driver supports. Also this ensures multivif support and limitation advertised by the driver is taken care in cfg80211 itself. Signed-off-by: Mohammed Shafi Shajakhan Signed-off-by: John W. Linville diff --git a/drivers/net/wireless/ath/ath9k/htc_drv_init.c b/drivers/net/wireless/ath/ath9k/htc_drv_init.c index d98255e..5ecf128 100644 --- a/drivers/net/wireless/ath/ath9k/htc_drv_init.c +++ b/drivers/net/wireless/ath/ath9k/htc_drv_init.c @@ -694,6 +694,20 @@ err_hw: return ret; } +static const struct ieee80211_iface_limit if_limits[] = { + { .max = 2, .types = BIT(NL80211_IFTYPE_STATION) | + BIT(NL80211_IFTYPE_P2P_CLIENT) }, + { .max = 2, .types = BIT(NL80211_IFTYPE_AP) | + BIT(NL80211_IFTYPE_P2P_GO) }, +}; + +static const struct ieee80211_iface_combination if_comb = { + .limits = if_limits, + .n_limits = ARRAY_SIZE(if_limits), + .max_interfaces = 2, + .num_different_channels = 1, +}; + static void ath9k_set_hw_capab(struct ath9k_htc_priv *priv, struct ieee80211_hw *hw) { @@ -716,6 +730,9 @@ static void ath9k_set_hw_capab(struct ath9k_htc_priv *priv, BIT(NL80211_IFTYPE_P2P_GO) | BIT(NL80211_IFTYPE_P2P_CLIENT); + hw->wiphy->iface_combinations = &if_comb; + hw->wiphy->n_iface_combinations = 1; + hw->wiphy->flags &= ~WIPHY_FLAG_PS_ON_BY_DEFAULT; hw->wiphy->flags |= WIPHY_FLAG_IBSS_RSN | -- cgit v0.10.2 From 96f99d3db736ad0ac275bfec6f83240b1b3019ec Mon Sep 17 00:00:00 2001 From: Mohammed Shafi Shajakhan Date: Mon, 8 Oct 2012 21:30:53 +0530 Subject: ath9k_htc: Remove interface combination specific checks Once the driver advertizes interface combination logic based on its firmware/hardware limitation, cfg80211 takes care of all the necessary logic such as maximum beaconing vifs, standlone interface etc. Signed-off-by: Mohammed Shafi Shajakhan Signed-off-by: John W. Linville diff --git a/drivers/net/wireless/ath/ath9k/htc_drv_main.c b/drivers/net/wireless/ath/ath9k/htc_drv_main.c index ca78e33..66f6a74 100644 --- a/drivers/net/wireless/ath/ath9k/htc_drv_main.c +++ b/drivers/net/wireless/ath/ath9k/htc_drv_main.c @@ -1036,26 +1036,6 @@ static int ath9k_htc_add_interface(struct ieee80211_hw *hw, mutex_lock(&priv->mutex); - if (priv->nvifs >= ATH9K_HTC_MAX_VIF) { - mutex_unlock(&priv->mutex); - return -ENOBUFS; - } - - if (priv->num_ibss_vif || - (priv->nvifs && vif->type == NL80211_IFTYPE_ADHOC)) { - ath_err(common, "IBSS coexistence with other modes is not allowed\n"); - mutex_unlock(&priv->mutex); - return -ENOBUFS; - } - - if (((vif->type == NL80211_IFTYPE_AP) || - (vif->type == NL80211_IFTYPE_ADHOC)) && - ((priv->num_ap_vif + priv->num_ibss_vif) >= ATH9K_HTC_MAX_BCN_VIF)) { - ath_err(common, "Max. number of beaconing interfaces reached\n"); - mutex_unlock(&priv->mutex); - return -ENOBUFS; - } - ath9k_htc_ps_wakeup(priv); memset(&hvif, 0, sizeof(struct ath9k_htc_target_vif)); memcpy(&hvif.myaddr, vif->addr, ETH_ALEN); -- cgit v0.10.2 From aebc0d40f9f7310d4651df2772d208fd9b2d2fa0 Mon Sep 17 00:00:00 2001 From: Mohammed Shafi Shajakhan Date: Mon, 8 Oct 2012 21:30:54 +0530 Subject: ath9k: Advertize beacon_int_infra_match Currently ath9k need to have beacon interval matched between STA mode and beaconing mode. Advertize this through interface combinations. Signed-off-by: Mohammed Shafi Shajakhan Signed-off-by: John W. Linville diff --git a/drivers/net/wireless/ath/ath9k/init.c b/drivers/net/wireless/ath/ath9k/init.c index fad3ccd..546bae9 100644 --- a/drivers/net/wireless/ath/ath9k/init.c +++ b/drivers/net/wireless/ath/ath9k/init.c @@ -687,6 +687,7 @@ static const struct ieee80211_iface_combination if_comb = { .n_limits = ARRAY_SIZE(if_limits), .max_interfaces = 2048, .num_different_channels = 1, + .beacon_int_infra_match = true, }; void ath9k_set_hw_capab(struct ath_softc *sc, struct ieee80211_hw *hw) -- cgit v0.10.2 From 50072ebca3d0aec8c5b8543e767d45c6626523af Mon Sep 17 00:00:00 2001 From: Rajkumar Manoharan Date: Fri, 12 Oct 2012 14:07:22 +0530 Subject: ath9k: Send WLAN channel info to BT WLAN updates channel bitmap when associated and disassociated. Channel bitmap will reflect whare are the channels used or affected by WLAN and BT should avoid using those. Not doing so, could affect BT traffic as both WLAN and BT is operating on same channel. Signed-off-by: Rajkumar Manoharan Signed-off-by: John W. Linville diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c index 2da62be..515e184 100644 --- a/drivers/net/wireless/ath/ath9k/main.c +++ b/drivers/net/wireless/ath/ath9k/main.c @@ -1450,6 +1450,9 @@ static void ath9k_set_assoc_state(struct ath_softc *sc, sc->ps_flags |= PS_BEACON_SYNC | PS_WAIT_FOR_BEACON; spin_unlock_irqrestore(&sc->sc_pm_lock, flags); + if (ath9k_hw_mci_is_enabled(sc->sc_ah)) + ath9k_mci_update_wlan_channels(sc, false); + ath_dbg(common, CONFIG, "Primary Station interface: %pM, BSSID: %pM\n", vif->addr, common->curbssid); @@ -1506,6 +1509,8 @@ static void ath9k_bss_info_changed(struct ieee80211_hw *hw, memset(common->curbssid, 0, ETH_ALEN); common->curaid = 0; ath9k_hw_write_associd(sc->sc_ah); + if (ath9k_hw_mci_is_enabled(sc->sc_ah)) + ath9k_mci_update_wlan_channels(sc, true); } } diff --git a/drivers/net/wireless/ath/ath9k/mci.c b/drivers/net/wireless/ath/ath9k/mci.c index ec2d7c8..1733a5a 100644 --- a/drivers/net/wireless/ath/ath9k/mci.c +++ b/drivers/net/wireless/ath/ath9k/mci.c @@ -600,3 +600,53 @@ void ath_mci_enable(struct ath_softc *sc) if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_MCI) sc->sc_ah->imask |= ATH9K_INT_MCI; } + +void ath9k_mci_update_wlan_channels(struct ath_softc *sc, bool allow_all) +{ + struct ath_hw *ah = sc->sc_ah; + struct ath9k_hw_mci *mci = &ah->btcoex_hw.mci; + struct ath9k_channel *chan = ah->curchan; + u32 channelmap[] = {0x00000000, 0xffff0000, 0xffffffff, 0x7fffffff}; + int i; + s16 chan_start, chan_end; + u16 wlan_chan; + + if (!chan || !IS_CHAN_2GHZ(chan)) + return; + + if (allow_all) + goto send_wlan_chan; + + wlan_chan = chan->channel - 2402; + + chan_start = wlan_chan - 10; + chan_end = wlan_chan + 10; + + if (chan->chanmode == CHANNEL_G_HT40PLUS) + chan_end += 20; + else if (chan->chanmode == CHANNEL_G_HT40MINUS) + chan_start -= 20; + + /* adjust side band */ + chan_start -= 7; + chan_end += 7; + + if (chan_start <= 0) + chan_start = 0; + if (chan_end >= ATH_MCI_NUM_BT_CHANNELS) + chan_end = ATH_MCI_NUM_BT_CHANNELS - 1; + + ath_dbg(ath9k_hw_common(ah), MCI, + "WLAN current channel %d mask BT channel %d - %d\n", + wlan_chan, chan_start, chan_end); + + for (i = chan_start; i < chan_end; i++) + MCI_GPM_CLR_CHANNEL_BIT(&channelmap, i); + +send_wlan_chan: + /* update and send wlan channels info to BT */ + for (i = 0; i < 4; i++) + mci->wlan_channels[i] = channelmap[i]; + ar9003_mci_send_wlan_channels(ah); + ar9003_mci_state(ah, MCI_STATE_SEND_VERSION_QUERY); +} diff --git a/drivers/net/wireless/ath/ath9k/mci.h b/drivers/net/wireless/ath/ath9k/mci.h index fc14eea..a3df314 100644 --- a/drivers/net/wireless/ath/ath9k/mci.h +++ b/drivers/net/wireless/ath/ath9k/mci.h @@ -32,6 +32,24 @@ #define ATH_MCI_MAX_PROFILE (ATH_MCI_MAX_ACL_PROFILE +\ ATH_MCI_MAX_SCO_PROFILE) +#define ATH_MCI_NUM_BT_CHANNELS 79 + +#define MCI_GPM_SET_CHANNEL_BIT(_p_gpm, _bt_chan) \ + do { \ + if (_bt_chan < ATH_MCI_NUM_BT_CHANNELS) { \ + *(((u8 *)(_p_gpm)) + MCI_GPM_COEX_B_CHANNEL_MAP + \ + (_bt_chan / 8)) |= (1 << (_bt_chan & 7)); \ + } \ + } while (0) + +#define MCI_GPM_CLR_CHANNEL_BIT(_p_gpm, _bt_chan) \ + do { \ + if (_bt_chan < ATH_MCI_NUM_BT_CHANNELS) { \ + *(((u8 *)(_p_gpm)) + MCI_GPM_COEX_B_CHANNEL_MAP + \ + (_bt_chan / 8)) &= ~(1 << (_bt_chan & 7));\ + } \ + } while (0) + #define INC_PROF(_mci, _info) do { \ switch (_info->type) { \ case MCI_GPM_COEX_PROFILE_RFCOMM:\ @@ -133,10 +151,15 @@ void ath_mci_intr(struct ath_softc *sc); #ifdef CONFIG_ATH9K_BTCOEX_SUPPORT void ath_mci_enable(struct ath_softc *sc); +void ath9k_mci_update_wlan_channels(struct ath_softc *sc, bool allow_all); #else static inline void ath_mci_enable(struct ath_softc *sc) { } +static inline void ath9k_mci_update_wlan_channels(struct ath_softc *sc, + bool allow_all) +{ +} #endif /* CONFIG_ATH9K_BTCOEX_SUPPORT */ #endif /* MCI_H*/ -- cgit v0.10.2 From db60428b1af11cf216bb0736b24b2cf0c7b54071 Mon Sep 17 00:00:00 2001 From: Rajkumar Manoharan Date: Fri, 12 Oct 2012 14:07:23 +0530 Subject: ath9k: Add concurrent WLAN and BT tx support for MCI based chips This feature enables both WLAN and BT can transmit simultaneously by setting WLAN and BT to equal priorities. Whenever both are transmitting, it might violate regulatory power limits. To avoid regulatory violation, WLAN tx power will be adjusted according to BT power index based on avaliability of BT scheduling message. If the combined power exceeds threshold, BT transmission will be held off. Signed-off-by: Rajkumar Manoharan Signed-off-by: John W. Linville diff --git a/drivers/net/wireless/ath/ath9k/ar9003_mci.h b/drivers/net/wireless/ath/ath9k/ar9003_mci.h index 2a2d018..2928234 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_mci.h +++ b/drivers/net/wireless/ath/ath9k/ar9003_mci.h @@ -196,7 +196,6 @@ enum mci_state_type { MCI_STATE_SEND_WLAN_COEX_VERSION, MCI_STATE_SEND_VERSION_QUERY, MCI_STATE_SEND_STATUS_QUERY, - MCI_STATE_SET_CONCUR_TX_PRI, MCI_STATE_RECOVER_RX, MCI_STATE_NEED_FTP_STOMP, MCI_STATE_DEBUG, diff --git a/drivers/net/wireless/ath/ath9k/btcoex.c b/drivers/net/wireless/ath/ath9k/btcoex.c index 419e9a3..05d9be5 100644 --- a/drivers/net/wireless/ath/ath9k/btcoex.c +++ b/drivers/net/wireless/ath/ath9k/btcoex.c @@ -218,27 +218,45 @@ void ath9k_hw_btcoex_set_weight(struct ath_hw *ah, enum ath_stomp_type stomp_type) { struct ath_btcoex_hw *btcoex_hw = &ah->btcoex_hw; + struct ath9k_hw_mci *mci_hw = &ah->btcoex_hw.mci; + u8 txprio_shift[] = { 24, 16, 16, 0 }; /* tx priority weight */ + bool concur_tx = (mci_hw->concur_tx && btcoex_hw->tx_prio[stomp_type]); + const u32 *weight = ar9003_wlan_weights[stomp_type]; + int i; - if (AR_SREV_9300_20_OR_LATER(ah)) { - const u32 *weight = ar9003_wlan_weights[stomp_type]; - int i; - - if (AR_SREV_9462(ah) || AR_SREV_9565(ah)) { - if ((stomp_type == ATH_BTCOEX_STOMP_LOW) && - btcoex_hw->mci.stomp_ftp) - stomp_type = ATH_BTCOEX_STOMP_LOW_FTP; - weight = mci_wlan_weights[stomp_type]; - } - - for (i = 0; i < AR9300_NUM_WLAN_WEIGHTS; i++) { - btcoex_hw->bt_weight[i] = AR9300_BT_WGHT; - btcoex_hw->wlan_weight[i] = weight[i]; - } - } else { + if (!AR_SREV_9300_20_OR_LATER(ah)) { btcoex_hw->bt_coex_weights = SM(bt_weight, AR_BTCOEX_BT_WGHT) | SM(wlan_weight, AR_BTCOEX_WL_WGHT); + return; + } + + if (AR_SREV_9462(ah) || AR_SREV_9565(ah)) { + enum ath_stomp_type stype = + ((stomp_type == ATH_BTCOEX_STOMP_LOW) && + btcoex_hw->mci.stomp_ftp) ? + ATH_BTCOEX_STOMP_LOW_FTP : stomp_type; + weight = mci_wlan_weights[stype]; } + + for (i = 0; i < AR9300_NUM_WLAN_WEIGHTS; i++) { + btcoex_hw->bt_weight[i] = AR9300_BT_WGHT; + btcoex_hw->wlan_weight[i] = weight[i]; + if (concur_tx && i) { + btcoex_hw->wlan_weight[i] &= + ~(0xff << txprio_shift[i-1]); + btcoex_hw->wlan_weight[i] |= + (btcoex_hw->tx_prio[stomp_type] << + txprio_shift[i-1]); + } + } + /* Last WLAN weight has to be adjusted wrt tx priority */ + if (concur_tx) { + btcoex_hw->wlan_weight[i-1] &= ~(0xff << txprio_shift[i-1]); + btcoex_hw->wlan_weight[i-1] |= (btcoex_hw->tx_prio[stomp_type] + << txprio_shift[i-1]); + } + } EXPORT_SYMBOL(ath9k_hw_btcoex_set_weight); @@ -385,3 +403,13 @@ void ath9k_hw_btcoex_bt_stomp(struct ath_hw *ah, } } EXPORT_SYMBOL(ath9k_hw_btcoex_bt_stomp); + +void ath9k_hw_btcoex_set_concur_txprio(struct ath_hw *ah, u8 *stomp_txprio) +{ + struct ath_btcoex_hw *btcoex = &ah->btcoex_hw; + int i; + + for (i = 0; i < ATH_BTCOEX_STOMP_MAX; i++) + btcoex->tx_prio[i] = stomp_txprio[i]; +} +EXPORT_SYMBOL(ath9k_hw_btcoex_set_concur_txprio); diff --git a/drivers/net/wireless/ath/ath9k/btcoex.h b/drivers/net/wireless/ath/ath9k/btcoex.h index 385197a..a260fcb 100644 --- a/drivers/net/wireless/ath/ath9k/btcoex.h +++ b/drivers/net/wireless/ath/ath9k/btcoex.h @@ -84,6 +84,7 @@ struct ath9k_hw_mci { u8 bt_ver_minor; u8 bt_state; u8 stomp_ftp; + bool concur_tx; }; struct ath_btcoex_hw { @@ -98,6 +99,7 @@ struct ath_btcoex_hw { u32 bt_coex_mode2; /* Register setting for AR_BT_COEX_MODE2 */ u32 bt_weight[AR9300_NUM_BT_WEIGHTS]; u32 wlan_weight[AR9300_NUM_WLAN_WEIGHTS]; + u8 tx_prio[ATH_BTCOEX_STOMP_MAX]; }; void ath9k_hw_btcoex_init_scheme(struct ath_hw *ah); @@ -112,5 +114,6 @@ void ath9k_hw_btcoex_set_weight(struct ath_hw *ah, void ath9k_hw_btcoex_disable(struct ath_hw *ah); void ath9k_hw_btcoex_bt_stomp(struct ath_hw *ah, enum ath_stomp_type stomp_type); +void ath9k_hw_btcoex_set_concur_txprio(struct ath_hw *ah, u8 *stomp_txprio); #endif diff --git a/drivers/net/wireless/ath/ath9k/mci.c b/drivers/net/wireless/ath/ath9k/mci.c index 1733a5a..b37c8af 100644 --- a/drivers/net/wireless/ath/ath9k/mci.c +++ b/drivers/net/wireless/ath/ath9k/mci.c @@ -43,6 +43,7 @@ static bool ath_mci_add_profile(struct ath_common *common, struct ath_mci_profile_info *info) { struct ath_mci_profile_info *entry; + u8 voice_priority[] = { 110, 110, 110, 112, 110, 110, 114, 116, 118 }; if ((mci->num_sco == ATH_MCI_MAX_SCO_PROFILE) && (info->type == MCI_GPM_COEX_PROFILE_VOICE)) @@ -59,6 +60,12 @@ static bool ath_mci_add_profile(struct ath_common *common, memcpy(entry, info, 10); INC_PROF(mci, info); list_add_tail(&entry->list, &mci->info); + if (info->type == MCI_GPM_COEX_PROFILE_VOICE) { + if (info->voice_type < sizeof(voice_priority)) + mci->voice_priority = voice_priority[info->voice_type]; + else + mci->voice_priority = 110; + } return true; } @@ -250,6 +257,57 @@ static void ath9k_mci_work(struct work_struct *work) ath_mci_update_scheme(sc); } +static void ath_mci_update_stomp_txprio(u8 cur_txprio, u8 *stomp_prio) +{ + if (cur_txprio < stomp_prio[ATH_BTCOEX_STOMP_NONE]) + stomp_prio[ATH_BTCOEX_STOMP_NONE] = cur_txprio; + + if (cur_txprio > stomp_prio[ATH_BTCOEX_STOMP_ALL]) + stomp_prio[ATH_BTCOEX_STOMP_ALL] = cur_txprio; + + if ((cur_txprio > ATH_MCI_HI_PRIO) && + (cur_txprio < stomp_prio[ATH_BTCOEX_STOMP_LOW])) + stomp_prio[ATH_BTCOEX_STOMP_LOW] = cur_txprio; +} + +static void ath_mci_set_concur_txprio(struct ath_softc *sc) +{ + struct ath_btcoex *btcoex = &sc->btcoex; + struct ath_mci_profile *mci = &btcoex->mci; + u8 stomp_txprio[] = { 0, 0, 0, 0 }; /* all, low, none, low_ftp */ + + if (mci->num_mgmt) { + stomp_txprio[ATH_BTCOEX_STOMP_ALL] = ATH_MCI_INQUIRY_PRIO; + if (!mci->num_pan && !mci->num_other_acl) + stomp_txprio[ATH_BTCOEX_STOMP_NONE] = + ATH_MCI_INQUIRY_PRIO; + } else { + u8 prof_prio[] = { 50, 90, 94, 52 };/* RFCOMM, A2DP, HID, PAN */ + + stomp_txprio[ATH_BTCOEX_STOMP_LOW] = + stomp_txprio[ATH_BTCOEX_STOMP_NONE] = 0xff; + + if (mci->num_sco) + ath_mci_update_stomp_txprio(mci->voice_priority, + stomp_txprio); + if (mci->num_other_acl) + ath_mci_update_stomp_txprio(prof_prio[0], stomp_txprio); + if (mci->num_a2dp) + ath_mci_update_stomp_txprio(prof_prio[1], stomp_txprio); + if (mci->num_hid) + ath_mci_update_stomp_txprio(prof_prio[2], stomp_txprio); + if (mci->num_pan) + ath_mci_update_stomp_txprio(prof_prio[3], stomp_txprio); + + if (stomp_txprio[ATH_BTCOEX_STOMP_NONE] == 0xff) + stomp_txprio[ATH_BTCOEX_STOMP_NONE] = 0; + + if (stomp_txprio[ATH_BTCOEX_STOMP_LOW] == 0xff) + stomp_txprio[ATH_BTCOEX_STOMP_LOW] = 0; + } + ath9k_hw_btcoex_set_concur_txprio(sc->sc_ah, stomp_txprio); +} + static u8 ath_mci_process_profile(struct ath_softc *sc, struct ath_mci_profile_info *info) { @@ -281,6 +339,7 @@ static u8 ath_mci_process_profile(struct ath_softc *sc, } else ath_mci_del_profile(common, mci, entry); + ath_mci_set_concur_txprio(sc); return 1; } @@ -314,6 +373,7 @@ static u8 ath_mci_process_status(struct ath_softc *sc, mci->num_mgmt++; } while (++i < ATH_MCI_MAX_PROFILE); + ath_mci_set_concur_txprio(sc); if (old_num_mgmt != mci->num_mgmt) return 1; diff --git a/drivers/net/wireless/ath/ath9k/mci.h b/drivers/net/wireless/ath/ath9k/mci.h index a3df314..e85a0e9 100644 --- a/drivers/net/wireless/ath/ath9k/mci.h +++ b/drivers/net/wireless/ath/ath9k/mci.h @@ -32,6 +32,8 @@ #define ATH_MCI_MAX_PROFILE (ATH_MCI_MAX_ACL_PROFILE +\ ATH_MCI_MAX_SCO_PROFILE) +#define ATH_MCI_INQUIRY_PRIO 62 +#define ATH_MCI_HI_PRIO 60 #define ATH_MCI_NUM_BT_CHANNELS 79 #define MCI_GPM_SET_CHANNEL_BIT(_p_gpm, _bt_chan) \ @@ -131,6 +133,7 @@ struct ath_mci_profile { u8 num_pan; u8 num_other_acl; u8 num_bdr; + u8 voice_priority; }; struct ath_mci_buf { -- cgit v0.10.2 From 77d848372875d2e4cbdbf07030f0e08cab5e7f4d Mon Sep 17 00:00:00 2001 From: Rajkumar Manoharan Date: Fri, 12 Oct 2012 14:07:24 +0530 Subject: ath9k: fill channel mode in caldata It is useful to have channel mode in caldata to find out whether operaing channel is in HT40/20 when we are currently on offchannel. It will be used by BTCOEX to enable/disable concurrent tx mechanism later. Signed-off-by: Rajkumar Manoharan Signed-off-by: John W. Linville diff --git a/drivers/net/wireless/ath/ath9k/calib.c b/drivers/net/wireless/ath/ath9k/calib.c index e5cceb0..f3448a0 100644 --- a/drivers/net/wireless/ath/ath9k/calib.c +++ b/drivers/net/wireless/ath/ath9k/calib.c @@ -410,6 +410,7 @@ void ath9k_init_nfcal_hist_buffer(struct ath_hw *ah, ah->caldata->channel = chan->channel; ah->caldata->channelFlags = chan->channelFlags & ~CHANNEL_CW_INT; + ah->caldata->chanmode = chan->chanmode; h = ah->caldata->nfCalHist; default_nf = ath9k_hw_get_default_nf(ah, chan); for (i = 0; i < NUM_NF_READINGS; i++) { diff --git a/drivers/net/wireless/ath/ath9k/hw.h b/drivers/net/wireless/ath/ath9k/hw.h index 1d4f5f1..3e73bfe 100644 --- a/drivers/net/wireless/ath/ath9k/hw.h +++ b/drivers/net/wireless/ath/ath9k/hw.h @@ -401,6 +401,7 @@ enum ath9k_int { struct ath9k_hw_cal_data { u16 channel; u32 channelFlags; + u32 chanmode; int32_t CalValid; int8_t iCoff; int8_t qCoff; -- cgit v0.10.2 From e82cb03f5a645533def34923d55404526bc22fae Mon Sep 17 00:00:00 2001 From: Rajkumar Manoharan Date: Fri, 12 Oct 2012 14:07:25 +0530 Subject: ath9k: adjust WLAN and BT concurrent transmission The simulataneous transmission of both WLAN and BT might cause increase in power levels. To avoid regulatory violation, WLAN tx power will be adjusted according to BT power index based on avaliability of BT scheduling messages. WLAN tx power reduction might affect its performance. So WLAN tx power is only be lowered when the signal strength is good enough. Otherwise concurrent tx will be disabled and WLAN uses it default power levels. Also concurrent tx is disabled whenever WLAN is moving to off-channel which might be used by BT. Signed-off-by: Rajkumar Manoharan Signed-off-by: John W. Linville diff --git a/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c b/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c index 189aeb2..d313998 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c +++ b/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c @@ -18,6 +18,7 @@ #include "hw.h" #include "ar9003_phy.h" #include "ar9003_eeprom.h" +#include "ar9003_mci.h" #define COMP_HDR_LEN 4 #define COMP_CKSUM_LEN 2 @@ -41,7 +42,6 @@ static int ar9003_hw_power_interpolate(int32_t x, int32_t *px, int32_t *py, u_int16_t np); - static const struct ar9300_eeprom ar9300_default = { .eepromVersion = 2, .templateVersion = 2, @@ -5037,16 +5037,28 @@ static void ar9003_hw_set_power_per_rate_table(struct ath_hw *ah, case CTL_5GHT20: case CTL_2GHT20: for (i = ALL_TARGET_HT20_0_8_16; - i <= ALL_TARGET_HT20_23; i++) + i <= ALL_TARGET_HT20_23; i++) { pPwrArray[i] = (u8)min((u16)pPwrArray[i], minCtlPower); + if (ath9k_hw_mci_is_enabled(ah)) + pPwrArray[i] = + (u8)min((u16)pPwrArray[i], + ar9003_mci_get_max_txpower(ah, + pCtlMode[ctlMode])); + } break; case CTL_5GHT40: case CTL_2GHT40: for (i = ALL_TARGET_HT40_0_8_16; - i <= ALL_TARGET_HT40_23; i++) + i <= ALL_TARGET_HT40_23; i++) { pPwrArray[i] = (u8)min((u16)pPwrArray[i], minCtlPower); + if (ath9k_hw_mci_is_enabled(ah)) + pPwrArray[i] = + (u8)min((u16)pPwrArray[i], + ar9003_mci_get_max_txpower(ah, + pCtlMode[ctlMode])); + } break; default: break; diff --git a/drivers/net/wireless/ath/ath9k/ar9003_mci.c b/drivers/net/wireless/ath/ath9k/ar9003_mci.c index 44c202c..9aa8704 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_mci.c +++ b/drivers/net/wireless/ath/ath9k/ar9003_mci.c @@ -818,7 +818,7 @@ int ar9003_mci_reset(struct ath_hw *ah, bool en_int, bool is_2g, { struct ath_common *common = ath9k_hw_common(ah); struct ath9k_hw_mci *mci = &ah->btcoex_hw.mci; - u32 regval; + u32 regval, i; ath_dbg(common, MCI, "MCI Reset (full_sleep = %d, is_2g = %d)\n", is_full_sleep, is_2g); @@ -868,6 +868,18 @@ int ar9003_mci_reset(struct ath_hw *ah, bool en_int, bool is_2g, REG_RMW_FIELD(ah, AR_BTCOEX_CTRL2, AR_BTCOEX_CTRL2_RX_DEWEIGHT, 1); REG_RMW_FIELD(ah, AR_PCU_MISC, AR_PCU_BT_ANT_PREVENT_RX, 0); + /* concurrent tx priority */ + if (mci->config & ATH_MCI_CONFIG_CONCUR_TX) { + REG_RMW_FIELD(ah, AR_BTCOEX_CTRL2, + AR_BTCOEX_CTRL2_DESC_BASED_TXPWR_ENABLE, 0); + REG_RMW_FIELD(ah, AR_BTCOEX_CTRL2, + AR_BTCOEX_CTRL2_TXPWR_THRESH, 0x7f); + REG_RMW_FIELD(ah, AR_BTCOEX_CTRL, + AR_BTCOEX_CTRL_REDUCE_TXPWR, 0); + for (i = 0; i < 8; i++) + REG_WRITE(ah, AR_BTCOEX_MAX_TXPWR(i), 0x7f7f7f7f); + } + regval = MS(mci->config, ATH_MCI_CONFIG_CLK_DIV); REG_RMW_FIELD(ah, AR_MCI_TX_CTRL, AR_MCI_TX_CTRL_CLK_DIV, regval); REG_SET_BIT(ah, AR_BTCOEX_CTRL, AR_BTCOEX_CTRL_MCI_MODE_EN); @@ -1426,3 +1438,17 @@ void ar9003_mci_send_wlan_channels(struct ath_hw *ah) ar9003_mci_send_coex_wlan_channels(ah, true); } EXPORT_SYMBOL(ar9003_mci_send_wlan_channels); + +u16 ar9003_mci_get_max_txpower(struct ath_hw *ah, u8 ctlmode) +{ + if (!ah->btcoex_hw.mci.concur_tx) + goto out; + + if (ctlmode == CTL_2GHT20) + return ATH_BTCOEX_HT20_MAX_TXPOWER; + else if (ctlmode == CTL_2GHT40) + return ATH_BTCOEX_HT40_MAX_TXPOWER; + +out: + return -1; +} diff --git a/drivers/net/wireless/ath/ath9k/ar9003_mci.h b/drivers/net/wireless/ath/ath9k/ar9003_mci.h index 2928234..0910310 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_mci.h +++ b/drivers/net/wireless/ath/ath9k/ar9003_mci.h @@ -277,6 +277,7 @@ void ar9003_mci_get_isr(struct ath_hw *ah, enum ath9k_int *masked); void ar9003_mci_bt_gain_ctrl(struct ath_hw *ah); void ar9003_mci_set_power_awake(struct ath_hw *ah); void ar9003_mci_check_gpm_offset(struct ath_hw *ah); +u16 ar9003_mci_get_max_txpower(struct ath_hw *ah, u8 ctlmode); #else @@ -323,6 +324,10 @@ static inline void ar9003_mci_set_power_awake(struct ath_hw *ah) static inline void ar9003_mci_check_gpm_offset(struct ath_hw *ah) { } +static inline u16 ar9003_mci_get_max_txpower(struct ath_hw *ah, u8 ctlmode) +{ + return -1; +} #endif /* CONFIG_ATH9K_BTCOEX_SUPPORT */ #endif diff --git a/drivers/net/wireless/ath/ath9k/ath9k.h b/drivers/net/wireless/ath/ath9k/ath9k.h index 77c2c16..18dfb76 100644 --- a/drivers/net/wireless/ath/ath9k/ath9k.h +++ b/drivers/net/wireless/ath/ath9k/ath9k.h @@ -479,6 +479,7 @@ struct ath_btcoex { u32 btscan_no_stomp; /* in usec */ u32 duty_cycle; u32 bt_wait_time; + int rssi_count; struct ath_gen_timer *no_stomp_timer; /* Timer for no BT stomping */ struct ath_mci_profile mci; }; diff --git a/drivers/net/wireless/ath/ath9k/btcoex.h b/drivers/net/wireless/ath/ath9k/btcoex.h index a260fcb..94e9211 100644 --- a/drivers/net/wireless/ath/ath9k/btcoex.h +++ b/drivers/net/wireless/ath/ath9k/btcoex.h @@ -39,6 +39,9 @@ #define ATH_BTCOEX_RX_WAIT_TIME 100 #define ATH_BTCOEX_STOMP_FTP_THRESH 5 +#define ATH_BTCOEX_HT20_MAX_TXPOWER 0x14 +#define ATH_BTCOEX_HT40_MAX_TXPOWER 0x10 + #define AR9300_NUM_BT_WEIGHTS 4 #define AR9300_NUM_WLAN_WEIGHTS 4 /* Defines the BT AR_BT_COEX_WGHT used */ diff --git a/drivers/net/wireless/ath/ath9k/gpio.c b/drivers/net/wireless/ath/ath9k/gpio.c index 9e63a03..64dde1c 100644 --- a/drivers/net/wireless/ath/ath9k/gpio.c +++ b/drivers/net/wireless/ath/ath9k/gpio.c @@ -227,6 +227,8 @@ static void ath_btcoex_period_timer(unsigned long data) } spin_unlock_irqrestore(&sc->sc_pm_lock, flags); + ath9k_mci_update_rssi(sc); + ath9k_ps_wakeup(sc); if (!(ah->caps.hw_caps & ATH9K_HW_CAP_MCI)) diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c index 515e184..578a723 100644 --- a/drivers/net/wireless/ath/ath9k/main.c +++ b/drivers/net/wireless/ath/ath9k/main.c @@ -293,6 +293,10 @@ static int ath_reset_internal(struct ath_softc *sc, struct ath9k_channel *hchan, goto out; } + if (ath9k_hw_mci_is_enabled(sc->sc_ah) && + (sc->hw->conf.flags & IEEE80211_CONF_OFFCHANNEL)) + ath9k_mci_set_txpower(sc, true, false); + if (!ath_complete_reset(sc, true)) r = -EIO; diff --git a/drivers/net/wireless/ath/ath9k/mci.c b/drivers/net/wireless/ath/ath9k/mci.c index b37c8af..19dbac4 100644 --- a/drivers/net/wireless/ath/ath9k/mci.c +++ b/drivers/net/wireless/ath/ath9k/mci.c @@ -710,3 +710,62 @@ send_wlan_chan: ar9003_mci_send_wlan_channels(ah); ar9003_mci_state(ah, MCI_STATE_SEND_VERSION_QUERY); } + +void ath9k_mci_set_txpower(struct ath_softc *sc, bool setchannel, + bool concur_tx) +{ + struct ath_hw *ah = sc->sc_ah; + struct ath9k_hw_mci *mci_hw = &sc->sc_ah->btcoex_hw.mci; + bool old_concur_tx = mci_hw->concur_tx; + + if (!(mci_hw->config & ATH_MCI_CONFIG_CONCUR_TX)) { + mci_hw->concur_tx = false; + return; + } + + if (!IS_CHAN_2GHZ(ah->curchan)) + return; + + if (setchannel) { + struct ath9k_hw_cal_data *caldata = &sc->caldata; + if ((caldata->chanmode == CHANNEL_G_HT40PLUS) && + (ah->curchan->channel > caldata->channel) && + (ah->curchan->channel <= caldata->channel + 20)) + return; + if ((caldata->chanmode == CHANNEL_G_HT40MINUS) && + (ah->curchan->channel < caldata->channel) && + (ah->curchan->channel >= caldata->channel - 20)) + return; + mci_hw->concur_tx = false; + } else + mci_hw->concur_tx = concur_tx; + + if (old_concur_tx != mci_hw->concur_tx) + ath9k_hw_set_txpowerlimit(ah, sc->config.txpowlimit, false); +} + +void ath9k_mci_update_rssi(struct ath_softc *sc) +{ + struct ath_hw *ah = sc->sc_ah; + struct ath_btcoex *btcoex = &sc->btcoex; + struct ath9k_hw_mci *mci_hw = &sc->sc_ah->btcoex_hw.mci; + + if (!(mci_hw->config & ATH_MCI_CONFIG_CONCUR_TX)) + return; + + if (ah->stats.avgbrssi >= 40) { + if (btcoex->rssi_count < 0) + btcoex->rssi_count = 0; + if (++btcoex->rssi_count >= ATH_MCI_CONCUR_TX_SWITCH) { + btcoex->rssi_count = 0; + ath9k_mci_set_txpower(sc, false, true); + } + } else { + if (btcoex->rssi_count > 0) + btcoex->rssi_count = 0; + if (--btcoex->rssi_count <= -ATH_MCI_CONCUR_TX_SWITCH) { + btcoex->rssi_count = 0; + ath9k_mci_set_txpower(sc, false, false); + } + } +} diff --git a/drivers/net/wireless/ath/ath9k/mci.h b/drivers/net/wireless/ath/ath9k/mci.h index e85a0e9..e5f170a 100644 --- a/drivers/net/wireless/ath/ath9k/mci.h +++ b/drivers/net/wireless/ath/ath9k/mci.h @@ -35,6 +35,7 @@ #define ATH_MCI_INQUIRY_PRIO 62 #define ATH_MCI_HI_PRIO 60 #define ATH_MCI_NUM_BT_CHANNELS 79 +#define ATH_MCI_CONCUR_TX_SWITCH 5 #define MCI_GPM_SET_CHANNEL_BIT(_p_gpm, _bt_chan) \ do { \ @@ -151,10 +152,13 @@ void ath_mci_flush_profile(struct ath_mci_profile *mci); int ath_mci_setup(struct ath_softc *sc); void ath_mci_cleanup(struct ath_softc *sc); void ath_mci_intr(struct ath_softc *sc); +void ath9k_mci_update_rssi(struct ath_softc *sc); #ifdef CONFIG_ATH9K_BTCOEX_SUPPORT void ath_mci_enable(struct ath_softc *sc); void ath9k_mci_update_wlan_channels(struct ath_softc *sc, bool allow_all); +void ath9k_mci_set_txpower(struct ath_softc *sc, bool setchannel, + bool concur_tx); #else static inline void ath_mci_enable(struct ath_softc *sc) { @@ -163,6 +167,10 @@ static inline void ath9k_mci_update_wlan_channels(struct ath_softc *sc, bool allow_all) { } +static inline void ath9k_mci_set_txpower(struct ath_softc *sc, bool setchannel, + bool concur_tx) +{ +} #endif /* CONFIG_ATH9K_BTCOEX_SUPPORT */ #endif /* MCI_H*/ -- cgit v0.10.2 From 4c6231a408c1fbec714f82b4742d19f85130ba97 Mon Sep 17 00:00:00 2001 From: Rajkumar Manoharan Date: Mon, 15 Oct 2012 15:29:45 +0530 Subject: ath9k_hw: Enable OSLA hw fix for AR9565 Signed-off-by: Rajkumar Manoharan Signed-off-by: John W. Linville diff --git a/drivers/net/wireless/ath/ath9k/ar9003_mci.c b/drivers/net/wireless/ath/ath9k/ar9003_mci.c index 9aa8704..9fa6d22 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_mci.c +++ b/drivers/net/wireless/ath/ath9k/ar9003_mci.c @@ -799,6 +799,9 @@ static void ar9003_mci_osla_setup(struct ath_hw *ah, bool enable) REG_RMW_FIELD(ah, AR_MCI_SCHD_TABLE_2, AR_MCI_SCHD_TABLE_2_MEM_BASED, 1); + if (AR_SREV_9565(ah)) + REG_RMW_FIELD(ah, AR_MCI_MISC, AR_MCI_MISC_HW_FIX_EN, 1); + if (!(mci->config & ATH_MCI_CONFIG_DISABLE_AGGR_THRESH)) { thresh = MS(mci->config, ATH_MCI_CONFIG_AGGR_THRESH); REG_RMW_FIELD(ah, AR_BTCOEX_CTRL, diff --git a/drivers/net/wireless/ath/ath9k/reg.h b/drivers/net/wireless/ath/ath9k/reg.h index 4e6760f..c7a9ea7 100644 --- a/drivers/net/wireless/ath/ath9k/reg.h +++ b/drivers/net/wireless/ath/ath9k/reg.h @@ -2360,4 +2360,8 @@ enum { #define AR_GLB_SWREG_DISCONT_MODE 0x2002c #define AR_GLB_SWREG_DISCONT_EN_BT_WLAN 0x3 +#define AR_MCI_MISC 0x1a74 +#define AR_MCI_MISC_HW_FIX_EN 0x00000001 +#define AR_MCI_MISC_HW_FIX_EN_S 0 + #endif -- cgit v0.10.2 From 7d47884f306afd1d0215133685f451aaafe3ca7a Mon Sep 17 00:00:00 2001 From: Rajkumar Manoharan Date: Mon, 15 Oct 2012 15:29:46 +0530 Subject: ath9k_hw: Fix selfgen chainmask for 9565 Self generated MCI messages is configured to use chain 1. As ar9565 is 1x1 solution, It can not use Chain 1. Hence fix Chain 1 for ar9462 alone. Not doing so, could affect WLAN connectivity in ar9565 as LNA sharing is not informed by BT. Signed-off-by: Rajkumar Manoharan Signed-off-by: John W. Linville diff --git a/drivers/net/wireless/ath/ath9k/ar9003_mci.c b/drivers/net/wireless/ath/ath9k/ar9003_mci.c index 9fa6d22..6fbd376 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_mci.c +++ b/drivers/net/wireless/ath/ath9k/ar9003_mci.c @@ -1043,7 +1043,9 @@ void ar9003_mci_2g5g_switch(struct ath_hw *ah, bool force) if (!(mci->config & ATH_MCI_CONFIG_DISABLE_OSLA)) ar9003_mci_osla_setup(ah, true); - REG_WRITE(ah, AR_SELFGEN_MASK, 0x02); + + if (AR_SREV_9462(ah)) + REG_WRITE(ah, AR_SELFGEN_MASK, 0x02); } else { ar9003_mci_send_lna_take(ah, true); udelay(5); -- cgit v0.10.2 From d9575dad59de382dd1f1ddcaa6de38d9844691fe Mon Sep 17 00:00:00 2001 From: Bala Shanmugam Date: Mon, 15 Oct 2012 15:29:47 +0530 Subject: ath9k: Set appropriate bit for AR9565 in btc control register Signed-off-by: Bala Shanmugam Signed-off-by: John W. Linville diff --git a/drivers/net/wireless/ath/ath9k/ar9003_mci.c b/drivers/net/wireless/ath/ath9k/ar9003_mci.c index 6fbd376..b2b9941 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_mci.c +++ b/drivers/net/wireless/ath/ath9k/ar9003_mci.c @@ -850,11 +850,18 @@ int ar9003_mci_reset(struct ath_hw *ah, bool en_int, bool is_2g, SM(1, AR_BTCOEX_CTRL_WBTIMER_EN) | SM(1, AR_BTCOEX_CTRL_PA_SHARED) | SM(1, AR_BTCOEX_CTRL_LNA_SHARED) | - SM(2, AR_BTCOEX_CTRL_NUM_ANTENNAS) | - SM(3, AR_BTCOEX_CTRL_RX_CHAIN_MASK) | SM(0, AR_BTCOEX_CTRL_1_CHAIN_ACK) | SM(0, AR_BTCOEX_CTRL_1_CHAIN_BCN) | SM(0, AR_BTCOEX_CTRL_ONE_STEP_LOOK_AHEAD_EN); + if (AR_SREV_9565(ah)) { + regval |= SM(1, AR_BTCOEX_CTRL_NUM_ANTENNAS) | + SM(1, AR_BTCOEX_CTRL_RX_CHAIN_MASK); + REG_RMW_FIELD(ah, AR_BTCOEX_CTRL2, + AR_BTCOEX_CTRL2_TX_CHAIN_MASK, 0x1); + } else { + regval |= SM(2, AR_BTCOEX_CTRL_NUM_ANTENNAS) | + SM(3, AR_BTCOEX_CTRL_RX_CHAIN_MASK); + } REG_WRITE(ah, AR_BTCOEX_CTRL, regval); -- cgit v0.10.2 From b55f6bb7c3f890c3d537516efa8746a4784c058d Mon Sep 17 00:00:00 2001 From: Bala Shanmugam Date: Mon, 15 Oct 2012 15:29:48 +0530 Subject: ath9k: turn off RXIQ calibration while re-calibrating radio TXIQ and RXIQ share the same data path to upload the measurement result, we should turn off RXIQ calibration while re-calibrating radio Signed-off-by: Bala Shanmugam Signed-off-by: John W. Linville diff --git a/drivers/net/wireless/ath/ath9k/ar9003_mci.c b/drivers/net/wireless/ath/ath9k/ar9003_mci.c index b2b9941..c46d8f1 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_mci.c +++ b/drivers/net/wireless/ath/ath9k/ar9003_mci.c @@ -750,6 +750,9 @@ int ar9003_mci_end_reset(struct ath_hw *ah, struct ath9k_channel *chan, mci_hw->bt_state = MCI_BT_AWAKE; + REG_CLR_BIT(ah, AR_PHY_TIMING4, + 1 << AR_PHY_TIMING_CONTROL4_DO_GAIN_DC_IQ_CAL_SHIFT); + if (caldata) { caldata->done_txiqcal_once = false; caldata->done_txclcal_once = false; @@ -759,6 +762,9 @@ int ar9003_mci_end_reset(struct ath_hw *ah, struct ath9k_channel *chan, if (!ath9k_hw_init_cal(ah, chan)) return -EIO; + REG_SET_BIT(ah, AR_PHY_TIMING4, + 1 << AR_PHY_TIMING_CONTROL4_DO_GAIN_DC_IQ_CAL_SHIFT); + exit: ar9003_mci_enable_interrupt(ah); return 0; diff --git a/drivers/net/wireless/ath/ath9k/ar9003_phy.h b/drivers/net/wireless/ath/ath9k/ar9003_phy.h index 9a48e3d..8f58523 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_phy.h +++ b/drivers/net/wireless/ath/ath9k/ar9003_phy.h @@ -32,6 +32,7 @@ #define AR_PHY_SPUR_REG (AR_CHAN_BASE + 0x1c) #define AR_PHY_RX_IQCAL_CORR_B0 (AR_CHAN_BASE + 0xdc) #define AR_PHY_TX_IQCAL_CONTROL_3 (AR_CHAN_BASE + 0xb0) +#define AR_PHY_TIMING_CONTROL4_DO_GAIN_DC_IQ_CAL_SHIFT 16 #define AR_PHY_TIMING11_SPUR_FREQ_SD 0x3FF00000 #define AR_PHY_TIMING11_SPUR_FREQ_SD_S 20 -- cgit v0.10.2 From e9f9fd8cdc5fcb718e2ce778cb5e0eea27e2fdc8 Mon Sep 17 00:00:00 2001 From: Rajkumar Manoharan Date: Mon, 15 Oct 2012 15:29:49 +0530 Subject: ath9k_hw: Disable MCI stat counter by default for AR9565 Signed-off-by: Rajkumar Manoharan Signed-off-by: John W. Linville diff --git a/drivers/net/wireless/ath/ath9k/ar9003_mci.c b/drivers/net/wireless/ath/ath9k/ar9003_mci.c index c46d8f1..87d9c34 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_mci.c +++ b/drivers/net/wireless/ath/ath9k/ar9003_mci.c @@ -938,6 +938,9 @@ int ar9003_mci_reset(struct ath_hw *ah, bool en_int, bool is_2g, mci->ready = true; ar9003_mci_prep_interface(ah); + if (AR_SREV_9565(ah)) + REG_RMW_FIELD(ah, AR_MCI_DBG_CNT_CTRL, + AR_MCI_DBG_CNT_CTRL_ENABLE, 0); if (en_int) ar9003_mci_enable_interrupt(ah); diff --git a/drivers/net/wireless/ath/ath9k/reg.h b/drivers/net/wireless/ath/ath9k/reg.h index c7a9ea7..8f40dba 100644 --- a/drivers/net/wireless/ath/ath9k/reg.h +++ b/drivers/net/wireless/ath/ath9k/reg.h @@ -2363,5 +2363,8 @@ enum { #define AR_MCI_MISC 0x1a74 #define AR_MCI_MISC_HW_FIX_EN 0x00000001 #define AR_MCI_MISC_HW_FIX_EN_S 0 +#define AR_MCI_DBG_CNT_CTRL 0x1a78 +#define AR_MCI_DBG_CNT_CTRL_ENABLE 0x00000001 +#define AR_MCI_DBG_CNT_CTRL_ENABLE_S 0 #endif -- cgit v0.10.2 From 2097fdd7ebdb1674aaf7343b7a1d6cc2758c1dff Mon Sep 17 00:00:00 2001 From: Rajkumar Manoharan Date: Mon, 15 Oct 2012 15:29:50 +0530 Subject: ath9k_hw: Fix frequent BT rx recovery While resuming from S3, BT host issues HCI reset command and it causes BT firmware to busy with security key calculation. At this movement, WLAN detects MCI hardware error of MCI_CONT_INFO_TIMEOUT and then it starts the recovery sequence repeatedly. Too many recovery sequences would exhaust the BT kernel message pool. This patch imposes a duration between consecutive BT recovery procedure. Thus it solves BT firmware panic issue reported in AR9565. Signed-off-by: Rajkumar Manoharan Signed-off-by: John W. Linville diff --git a/drivers/net/wireless/ath/ath9k/ar9003_mci.c b/drivers/net/wireless/ath/ath9k/ar9003_mci.c index 87d9c34..b04fa46 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_mci.c +++ b/drivers/net/wireless/ath/ath9k/ar9003_mci.c @@ -1203,7 +1203,7 @@ EXPORT_SYMBOL(ar9003_mci_cleanup); u32 ar9003_mci_state(struct ath_hw *ah, u32 state_type) { struct ath9k_hw_mci *mci = &ah->btcoex_hw.mci; - u32 value = 0; + u32 value = 0, tsf; u8 query_type; switch (state_type) { @@ -1261,6 +1261,14 @@ u32 ar9003_mci_state(struct ath_hw *ah, u32 state_type) ar9003_mci_send_coex_bt_status_query(ah, true, query_type); break; case MCI_STATE_RECOVER_RX: + tsf = ath9k_hw_gettsf32(ah); + if ((tsf - mci->last_recovery) <= MCI_RECOVERY_DUR_TSF) { + ath_dbg(ath9k_hw_common(ah), MCI, + "(MCI) ignore Rx recovery\n"); + break; + } + ath_dbg(ath9k_hw_common(ah), MCI, "(MCI) RECOVER RX\n"); + mci->last_recovery = tsf; ar9003_mci_prep_interface(ah); mci->query_bt = true; mci->need_flush_btinfo = true; diff --git a/drivers/net/wireless/ath/ath9k/ar9003_mci.h b/drivers/net/wireless/ath/ath9k/ar9003_mci.h index 0910310..3e51f54 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_mci.h +++ b/drivers/net/wireless/ath/ath9k/ar9003_mci.h @@ -18,6 +18,7 @@ #define AR9003_MCI_H #define MCI_FLAG_DISABLE_TIMESTAMP 0x00000001 /* Disable time stamp */ +#define MCI_RECOVERY_DUR_TSF (100 * 1000) /* 100 ms */ /* Default remote BT device MCI COEX version */ #define MCI_GPM_COEX_MAJOR_VERSION_DEFAULT 3 diff --git a/drivers/net/wireless/ath/ath9k/btcoex.h b/drivers/net/wireless/ath/ath9k/btcoex.h index 94e9211..2f84ab2 100644 --- a/drivers/net/wireless/ath/ath9k/btcoex.h +++ b/drivers/net/wireless/ath/ath9k/btcoex.h @@ -88,6 +88,7 @@ struct ath9k_hw_mci { u8 bt_state; u8 stomp_ftp; bool concur_tx; + u32 last_recovery; }; struct ath_btcoex_hw { -- cgit v0.10.2 From 6f37ff96d3bd2a53e68131a7c10ced933815b390 Mon Sep 17 00:00:00 2001 From: Rajkumar Manoharan Date: Mon, 15 Oct 2012 15:29:51 +0530 Subject: ath9k_hw: Fix max rx rate drop for AR9565 Whenever i_coff of IQ calibration is too high, AR9565 drops max rx rate to MCS4. Skipping IQ update at this time can avoid this problem for AR9565. Signed-off-by: Rajkumar Manoharan Signed-off-by: John W. Linville diff --git a/drivers/net/wireless/ath/ath9k/ar9003_calib.c b/drivers/net/wireless/ath/ath9k/ar9003_calib.c index 84b558d..162401f 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_calib.c +++ b/drivers/net/wireless/ath/ath9k/ar9003_calib.c @@ -276,6 +276,11 @@ static void ar9003_hw_iqcalibrate(struct ath_hw *ah, u8 numChains) offset_array[i], REG_READ(ah, offset_array[i])); + if (AR_SREV_9565(ah) && + (iCoff == 63 || qCoff == 63 || + iCoff == -63 || qCoff == -63)) + return; + REG_RMW_FIELD(ah, offset_array[i], AR_PHY_RX_IQCAL_CORR_IQCORR_Q_I_COFF, iCoff); -- cgit v0.10.2 From 506ed95c27b9e4db521df8433860da78b4747cd8 Mon Sep 17 00:00:00 2001 From: Rajkumar Manoharan Date: Mon, 15 Oct 2012 15:29:52 +0530 Subject: ath9k_hw: Configure new switch table for AR9565 BTCOEX Signed-off-by: Rajkumar Manoharan Signed-off-by: John W. Linville diff --git a/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c b/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c index d313998..c86cb640 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c +++ b/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c @@ -3601,7 +3601,7 @@ static void ar9003_hw_ant_ctrl_apply(struct ath_hw *ah, bool is2ghz) * 7:4 R/W SWITCH_TABLE_COM_SPDT_WLAN_IDLE * SWITCH_TABLE_COM_SPDT_WLAN_IDLE */ - if (AR_SREV_9462_20_OR_LATER(ah)) { + if (AR_SREV_9462_20(ah) || AR_SREV_9565(ah)) { value = ar9003_switch_com_spdt_get(ah, is2ghz); REG_RMW_FIELD(ah, AR_PHY_GLB_CONTROL, AR_SWITCH_TABLE_COM_SPDT_ALL, value); diff --git a/drivers/net/wireless/ath/ath9k/reg.h b/drivers/net/wireless/ath/ath9k/reg.h index 8f40dba..e9dec13 100644 --- a/drivers/net/wireless/ath/ath9k/reg.h +++ b/drivers/net/wireless/ath/ath9k/reg.h @@ -907,10 +907,6 @@ (((_ah)->hw_version.macVersion == AR_SREV_VERSION_9462) && \ ((_ah)->hw_version.macRev == AR_SREV_REVISION_9462_20)) -#define AR_SREV_9462_20_OR_LATER(_ah) \ - (((_ah)->hw_version.macVersion == AR_SREV_VERSION_9462) && \ - ((_ah)->hw_version.macRev >= AR_SREV_REVISION_9462_20)) - #define AR_SREV_9565(_ah) \ (((_ah)->hw_version.macVersion == AR_SREV_VERSION_9565)) diff --git a/drivers/net/wireless/ath/ath9k/wow.c b/drivers/net/wireless/ath/ath9k/wow.c index a483d51..9f85630 100644 --- a/drivers/net/wireless/ath/ath9k/wow.c +++ b/drivers/net/wireless/ath/ath9k/wow.c @@ -118,7 +118,7 @@ static void ath9k_wow_create_keep_alive_pattern(struct ath_hw *ah) (ap_mac_addr[1] << 8) | (ap_mac_addr[0]); data_word[5] = (ap_mac_addr[5] << 8) | (ap_mac_addr[4]); - if (AR_SREV_9462_20_OR_LATER(ah)) { + if (AR_SREV_9462_20(ah)) { /* AR9462 2.0 has an extra descriptor word (time based * discard) compared to other chips */ REG_WRITE(ah, (AR_WOW_KA_DESC_WORD2 + (12 * 4)), 0); -- cgit v0.10.2 From 3c5c9d04f628135ff57eda5068c9d9513f0a94bf Mon Sep 17 00:00:00 2001 From: Rajkumar Manoharan Date: Mon, 15 Oct 2012 15:29:53 +0530 Subject: ath9k_hw: Set default MCI config for AR9565 Signed-off-by: Rajkumar Manoharan Signed-off-by: John W. Linville diff --git a/drivers/net/wireless/ath/ath9k/btcoex.c b/drivers/net/wireless/ath/ath9k/btcoex.c index 05d9be5..c90e9bc 100644 --- a/drivers/net/wireless/ath/ath9k/btcoex.c +++ b/drivers/net/wireless/ath/ath9k/btcoex.c @@ -195,7 +195,7 @@ void ath9k_hw_btcoex_init_mci(struct ath_hw *ah) ah->btcoex_hw.mci.need_flush_btinfo = false; ah->btcoex_hw.mci.wlan_cal_seq = 0; ah->btcoex_hw.mci.wlan_cal_done = 0; - ah->btcoex_hw.mci.config = 0x2201; + ah->btcoex_hw.mci.config = (AR_SREV_9462(ah)) ? 0x2201 : 0xa4c1; } EXPORT_SYMBOL(ath9k_hw_btcoex_init_mci); -- cgit v0.10.2 From f9401b1e74f33d40d97364be5244b715e8cee6ed Mon Sep 17 00:00:00 2001 From: Rajkumar Manoharan Date: Mon, 15 Oct 2012 15:29:54 +0530 Subject: ath9k: adjust duty cycle for FTP profile for AR9565 Signed-off-by: Rajkumar Manoharan Signed-off-by: John W. Linville diff --git a/drivers/net/wireless/ath/ath9k/mci.c b/drivers/net/wireless/ath/ath9k/mci.c index 19dbac4..0dd2cbb 100644 --- a/drivers/net/wireless/ath/ath9k/mci.c +++ b/drivers/net/wireless/ath/ath9k/mci.c @@ -157,7 +157,7 @@ static void ath_mci_update_scheme(struct ath_softc *sc) * For single PAN/FTP profile, allocate 35% for BT * to improve WLAN throughput. */ - btcoex->duty_cycle = 35; + btcoex->duty_cycle = AR_SREV_9565(sc->sc_ah) ? 40 : 35; btcoex->btcoex_period = 53; ath_dbg(common, MCI, "Single PAN/FTP bt period %d ms dutycycle %d\n", -- cgit v0.10.2 From 7bf7a71e0f7ad69358d01f2a7ba7faa9428db90b Mon Sep 17 00:00:00 2001 From: Rajkumar Manoharan Date: Mon, 15 Oct 2012 15:29:55 +0530 Subject: ath9k: Add new BT profile info A2DP_Voice When the BT connection is initiated by headset, it's possible that headset requests to make one A2DP and one Voice connection over the same link. BT firmware will send a new profile A2DP_Voice in this case. So WLAN has to take care of this new profile for tuning BTCOEX parameters. Signed-off-by: Rajkumar Manoharan Signed-off-by: John W. Linville diff --git a/drivers/net/wireless/ath/ath9k/ar9003_mci.h b/drivers/net/wireless/ath/ath9k/ar9003_mci.h index 3e51f54..66d7ab9 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_mci.h +++ b/drivers/net/wireless/ath/ath9k/ar9003_mci.h @@ -126,6 +126,7 @@ enum ath_mci_gpm_coex_profile_type { MCI_GPM_COEX_PROFILE_HID, MCI_GPM_COEX_PROFILE_BNEP, MCI_GPM_COEX_PROFILE_VOICE, + MCI_GPM_COEX_PROFILE_A2DPVO, MCI_GPM_COEX_PROFILE_MAX }; diff --git a/drivers/net/wireless/ath/ath9k/mci.h b/drivers/net/wireless/ath/ath9k/mci.h index e5f170a..0695883 100644 --- a/drivers/net/wireless/ath/ath9k/mci.h +++ b/drivers/net/wireless/ath/ath9k/mci.h @@ -70,6 +70,7 @@ _mci->num_pan++; \ break; \ case MCI_GPM_COEX_PROFILE_VOICE: \ + case MCI_GPM_COEX_PROFILE_A2DPVO:\ _mci->num_sco++; \ break; \ default: \ @@ -94,6 +95,7 @@ _mci->num_pan--; \ break; \ case MCI_GPM_COEX_PROFILE_VOICE: \ + case MCI_GPM_COEX_PROFILE_A2DPVO:\ _mci->num_sco--; \ break; \ default: \ -- cgit v0.10.2 From ccd609538e99d3465a8d498f3655098f44cd253b Mon Sep 17 00:00:00 2001 From: Yuanhan Liu Date: Tue, 16 Oct 2012 22:59:02 +0800 Subject: bcma: suspend/resume callbacks should be conditionally compiled on CONFIG_PM_SLEEP MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit This will fix warnings like following when CONFIG_PM_SLEEP is not set: warning: 'xxx_suspend' defined but not used [-Wunused-function] warning: 'xxx_resume' defined but not used [-Wunused-function] Because SET_SYSTEM_SLEEP_PM_OPS(suspend_fn, resume_fn) Only references the callbacks on CONFIG_PM_SLEEP (instead of CONFIG_PM). Cc: John W. Linville Cc: "RafaÅ‚ MiÅ‚ecki" Cc: linux-wireless@vger.kernel.org Signed-off-by: Yuanhan Liu Signed-off-by: Fengguang Wu Signed-off-by: John W. Linville diff --git a/drivers/bcma/host_pci.c b/drivers/bcma/host_pci.c index b6b4b5e..98fdc3e 100644 --- a/drivers/bcma/host_pci.c +++ b/drivers/bcma/host_pci.c @@ -238,7 +238,7 @@ static void __devexit bcma_host_pci_remove(struct pci_dev *dev) pci_set_drvdata(dev, NULL); } -#ifdef CONFIG_PM +#ifdef CONFIG_PM_SLEEP static int bcma_host_pci_suspend(struct device *dev) { struct pci_dev *pdev = to_pci_dev(dev); @@ -261,11 +261,11 @@ static SIMPLE_DEV_PM_OPS(bcma_pm_ops, bcma_host_pci_suspend, bcma_host_pci_resume); #define BCMA_PM_OPS (&bcma_pm_ops) -#else /* CONFIG_PM */ +#else /* CONFIG_PM_SLEEP */ #define BCMA_PM_OPS NULL -#endif /* CONFIG_PM */ +#endif /* CONFIG_PM_SLEEP */ static DEFINE_PCI_DEVICE_TABLE(bcma_pci_bridge_tbl) = { { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x0576) }, -- cgit v0.10.2 From e45a841972b9d43e19e61ab3089bbe0d52a990e8 Mon Sep 17 00:00:00 2001 From: Amitkumar Karwar Date: Fri, 19 Oct 2012 19:19:15 -0700 Subject: mwifiex: use LOW_PRIORITY scan flag provided in scan request We will delay/abort scan operation based on traffic for low priority scan. Signed-off-by: Amitkumar Karwar Signed-off-by: Bing Zhao Signed-off-by: John W. Linville diff --git a/drivers/net/wireless/mwifiex/cfg80211.c b/drivers/net/wireless/mwifiex/cfg80211.c index 38a5871..6046132 100644 --- a/drivers/net/wireless/mwifiex/cfg80211.c +++ b/drivers/net/wireless/mwifiex/cfg80211.c @@ -1819,7 +1819,8 @@ mwifiex_cfg80211_scan(struct wiphy *wiphy, wiphy_dbg(wiphy, "info: received scan request on %s\n", dev->name); - if (atomic_read(&priv->wmm.tx_pkts_queued) >= + if ((request->flags & NL80211_SCAN_FLAG_LOW_PRIORITY) && + atomic_read(&priv->wmm.tx_pkts_queued) >= MWIFIEX_MIN_TX_PENDING_TO_CANCEL_SCAN) { dev_dbg(priv->adapter->dev, "scan rejected due to traffic\n"); return -EBUSY; @@ -2251,7 +2252,8 @@ int mwifiex_register_cfg80211(struct mwifiex_adapter *adapter) wiphy->available_antennas_rx = BIT(adapter->number_of_antenna) - 1; wiphy->features |= NL80211_FEATURE_HT_IBSS | - NL80211_FEATURE_INACTIVITY_TIMER; + NL80211_FEATURE_INACTIVITY_TIMER | + NL80211_FEATURE_LOW_PRIORITY_SCAN; /* Reserve space for mwifiex specific private data for BSS */ wiphy->bss_priv_size = sizeof(struct mwifiex_bss_priv); diff --git a/drivers/net/wireless/mwifiex/scan.c b/drivers/net/wireless/mwifiex/scan.c index 5896b1f..0596526 100644 --- a/drivers/net/wireless/mwifiex/scan.c +++ b/drivers/net/wireless/mwifiex/scan.c @@ -1776,12 +1776,16 @@ int mwifiex_ret_802_11_scan(struct mwifiex_private *priv, priv->user_scan_cfg = NULL; } } else { - if (!mwifiex_wmm_lists_empty(adapter)) { + if (!mwifiex_wmm_lists_empty(adapter) && + (priv->scan_request && (priv->scan_request->flags & + NL80211_SCAN_FLAG_LOW_PRIORITY))) { spin_unlock_irqrestore(&adapter->scan_pending_q_lock, flags); adapter->scan_delay_cnt = 1; mod_timer(&priv->scan_delay_timer, jiffies + msecs_to_jiffies(MWIFIEX_SCAN_DELAY_MSEC)); + dev_dbg(priv->adapter->dev, + "info: %s: deferring scan\n", __func__); } else { /* Get scan command from scan_pending_q and put to cmd_pending_q */ -- cgit v0.10.2 From f162cac83ba474eb71ea2aa7788bd77f1692f4d2 Mon Sep 17 00:00:00 2001 From: Amitkumar Karwar Date: Fri, 19 Oct 2012 19:19:16 -0700 Subject: mwifiex: abort scan upon interface down When the interface is down, we will abort scan by calling cfg80211_scan_done() with abort option. This fixes WARN_ON triggered by cfg80211 in wdev_cleanup_work(). Driver's internal variables/flags are cleared once we get response for current scan command. Meanwhile we will block new scan request from cfg80211. Signed-off-by: Amitkumar Karwar Signed-off-by: Bing Zhao Signed-off-by: John W. Linville diff --git a/drivers/net/wireless/mwifiex/cfg80211.c b/drivers/net/wireless/mwifiex/cfg80211.c index 6046132..0a067bd 100644 --- a/drivers/net/wireless/mwifiex/cfg80211.c +++ b/drivers/net/wireless/mwifiex/cfg80211.c @@ -1828,6 +1828,11 @@ mwifiex_cfg80211_scan(struct wiphy *wiphy, priv->scan_request = request; + if (priv->user_scan_cfg) { + dev_err(priv->adapter->dev, "cmd: Scan already in process..\n"); + return -EBUSY; + } + priv->user_scan_cfg = kzalloc(sizeof(struct mwifiex_user_scan_cfg), GFP_KERNEL); if (!priv->user_scan_cfg) { diff --git a/drivers/net/wireless/mwifiex/init.c b/drivers/net/wireless/mwifiex/init.c index b5d37a8..37f2d95 100644 --- a/drivers/net/wireless/mwifiex/init.c +++ b/drivers/net/wireless/mwifiex/init.c @@ -84,10 +84,16 @@ static void scan_delay_timer_fn(unsigned long data) spin_unlock_irqrestore(&adapter->mwifiex_cmd_lock, flags); if (priv->user_scan_cfg) { - dev_dbg(priv->adapter->dev, - "info: %s: scan aborted\n", __func__); - cfg80211_scan_done(priv->scan_request, 1); - priv->scan_request = NULL; + if (priv->scan_request) { + dev_dbg(priv->adapter->dev, + "info: aborting scan\n"); + cfg80211_scan_done(priv->scan_request, 1); + priv->scan_request = NULL; + } else { + dev_dbg(priv->adapter->dev, + "info: scan already aborted\n"); + } + kfree(priv->user_scan_cfg); priv->user_scan_cfg = NULL; } diff --git a/drivers/net/wireless/mwifiex/main.c b/drivers/net/wireless/mwifiex/main.c index eb22dd2..1df767b 100644 --- a/drivers/net/wireless/mwifiex/main.c +++ b/drivers/net/wireless/mwifiex/main.c @@ -472,6 +472,14 @@ mwifiex_open(struct net_device *dev) static int mwifiex_close(struct net_device *dev) { + struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); + + if (priv->scan_request) { + dev_dbg(priv->adapter->dev, "aborting scan on ndo_stop\n"); + cfg80211_scan_done(priv->scan_request, 1); + priv->scan_request = NULL; + } + return 0; } diff --git a/drivers/net/wireless/mwifiex/scan.c b/drivers/net/wireless/mwifiex/scan.c index 0596526..32b79dd 100644 --- a/drivers/net/wireless/mwifiex/scan.c +++ b/drivers/net/wireless/mwifiex/scan.c @@ -1768,16 +1768,29 @@ int mwifiex_ret_802_11_scan(struct mwifiex_private *priv, } if (priv->user_scan_cfg) { - dev_dbg(priv->adapter->dev, - "info: %s: sending scan results\n", __func__); - cfg80211_scan_done(priv->scan_request, 0); - priv->scan_request = NULL; + if (priv->scan_request) { + dev_dbg(priv->adapter->dev, + "info: notifying scan done\n"); + cfg80211_scan_done(priv->scan_request, 0); + priv->scan_request = NULL; + } else { + dev_dbg(priv->adapter->dev, + "info: scan already aborted\n"); + } + kfree(priv->user_scan_cfg); priv->user_scan_cfg = NULL; } } else { - if (!mwifiex_wmm_lists_empty(adapter) && - (priv->scan_request && (priv->scan_request->flags & + if (priv->user_scan_cfg && !priv->scan_request) { + spin_unlock_irqrestore(&adapter->scan_pending_q_lock, + flags); + adapter->scan_delay_cnt = MWIFIEX_MAX_SCAN_DELAY_CNT; + mod_timer(&priv->scan_delay_timer, jiffies); + dev_dbg(priv->adapter->dev, + "info: %s: triggerring scan abort\n", __func__); + } else if (!mwifiex_wmm_lists_empty(adapter) && + (priv->scan_request && (priv->scan_request->flags & NL80211_SCAN_FLAG_LOW_PRIORITY))) { spin_unlock_irqrestore(&adapter->scan_pending_q_lock, flags); -- cgit v0.10.2 From b0e70c2fb67bc376c3114a709ce0852e71d37ecb Mon Sep 17 00:00:00 2001 From: Amitkumar Karwar Date: Fri, 19 Oct 2012 19:19:17 -0700 Subject: mwifiex: minor cleanup and a fix in scan semaphore usage mwifiex_request_scan() takes care of synchronous internal scan performed by driver during association. Currently the semaphore acquired for the scan is unnecessarily released at the end of different paths. Also, failure paths returning error code other than "-1" are not considered. We will release it at the end of routine to fix above issues. Signed-off-by: Amitkumar Karwar Signed-off-by: Bing Zhao Signed-off-by: John W. Linville diff --git a/drivers/net/wireless/mwifiex/cfg80211.c b/drivers/net/wireless/mwifiex/cfg80211.c index 0a067bd..9440583 100644 --- a/drivers/net/wireless/mwifiex/cfg80211.c +++ b/drivers/net/wireless/mwifiex/cfg80211.c @@ -2119,7 +2119,6 @@ struct wireless_dev *mwifiex_add_virtual_intf(struct wiphy *wiphy, } sema_init(&priv->async_sem, 1); - priv->scan_pending_on_block = false; dev_dbg(adapter->dev, "info: %s: Marvell 802.11 Adapter\n", dev->name); diff --git a/drivers/net/wireless/mwifiex/init.c b/drivers/net/wireless/mwifiex/init.c index 37f2d95..482faac 100644 --- a/drivers/net/wireless/mwifiex/init.c +++ b/drivers/net/wireless/mwifiex/init.c @@ -97,11 +97,6 @@ static void scan_delay_timer_fn(unsigned long data) kfree(priv->user_scan_cfg); priv->user_scan_cfg = NULL; } - - if (priv->scan_pending_on_block) { - priv->scan_pending_on_block = false; - up(&priv->async_sem); - } goto done; } diff --git a/drivers/net/wireless/mwifiex/main.h b/drivers/net/wireless/mwifiex/main.h index 0b747ec..4ed46b6 100644 --- a/drivers/net/wireless/mwifiex/main.h +++ b/drivers/net/wireless/mwifiex/main.h @@ -482,7 +482,6 @@ struct mwifiex_private { u8 nick_name[16]; u16 current_key_index; struct semaphore async_sem; - u8 scan_pending_on_block; u8 report_scan_result; struct cfg80211_scan_request *scan_request; struct mwifiex_user_scan_cfg *user_scan_cfg; diff --git a/drivers/net/wireless/mwifiex/scan.c b/drivers/net/wireless/mwifiex/scan.c index 32b79dd..9c0ad0f 100644 --- a/drivers/net/wireless/mwifiex/scan.c +++ b/drivers/net/wireless/mwifiex/scan.c @@ -1762,10 +1762,6 @@ int mwifiex_ret_802_11_scan(struct mwifiex_private *priv, } if (priv->report_scan_result) priv->report_scan_result = false; - if (priv->scan_pending_on_block) { - priv->scan_pending_on_block = false; - up(&priv->async_sem); - } if (priv->user_scan_cfg) { if (priv->scan_request) { @@ -1914,7 +1910,6 @@ int mwifiex_request_scan(struct mwifiex_private *priv, __func__); return -1; } - priv->scan_pending_on_block = true; priv->adapter->scan_wait_q_woken = false; @@ -1928,10 +1923,7 @@ int mwifiex_request_scan(struct mwifiex_private *priv, if (!ret) ret = mwifiex_wait_queue_complete(priv->adapter); - if (ret == -1) { - priv->scan_pending_on_block = false; - up(&priv->async_sem); - } + up(&priv->async_sem); return ret; } diff --git a/drivers/net/wireless/mwifiex/sta_cmdresp.c b/drivers/net/wireless/mwifiex/sta_cmdresp.c index 09e6a26..65c12eb 100644 --- a/drivers/net/wireless/mwifiex/sta_cmdresp.c +++ b/drivers/net/wireless/mwifiex/sta_cmdresp.c @@ -85,10 +85,6 @@ mwifiex_process_cmdresp_error(struct mwifiex_private *priv, spin_unlock_irqrestore(&adapter->mwifiex_cmd_lock, flags); if (priv->report_scan_result) priv->report_scan_result = false; - if (priv->scan_pending_on_block) { - priv->scan_pending_on_block = false; - up(&priv->async_sem); - } break; case HostCmd_CMD_MAC_CONTROL: -- cgit v0.10.2 From f3e1af3e18004aca12771dfb0b04e04497190c99 Mon Sep 17 00:00:00 2001 From: Amitkumar Karwar Date: Fri, 19 Oct 2012 19:19:18 -0700 Subject: mwifiex: disable channel filtering for SSID specific scan from user If MWIFIEX_DISABLE_CHAN_FILT bit in scan mode bitmap is set, firmware will turn off the filtering of scan responses from adjacent channels. Currently the bit is set only for internal SSID specific scan performed during association. We will set it for user requested SSID specific scan as well. Signed-off-by: Amitkumar Karwar Signed-off-by: Bing Zhao Signed-off-by: John W. Linville diff --git a/drivers/net/wireless/mwifiex/scan.c b/drivers/net/wireless/mwifiex/scan.c index 9c0ad0f..13a80cb7 100644 --- a/drivers/net/wireless/mwifiex/scan.c +++ b/drivers/net/wireless/mwifiex/scan.c @@ -941,6 +941,11 @@ mwifiex_config_scan(struct mwifiex_private *priv, chan_idx)->chan_scan_mode_bitmap &= ~MWIFIEX_PASSIVE_SCAN; + if (*filtered_scan) + (scan_chan_list + + chan_idx)->chan_scan_mode_bitmap + |= MWIFIEX_DISABLE_CHAN_FILT; + if (user_scan_in->chan_list[chan_idx].scan_time) { scan_dur = (u16) user_scan_in-> chan_list[chan_idx].scan_time; -- cgit v0.10.2 From 22db24976fdae6f673b7e333e2100232a551c76d Mon Sep 17 00:00:00 2001 From: Amitkumar Karwar Date: Fri, 19 Oct 2012 19:19:19 -0700 Subject: Revert "mwifiex: retrieve correct max_power information in reg_notifier handler" This reverts commit 34202e28fe7fc8551313f9a035a8857db83de757 We made "34202ee.." because we didn't support custom regulatory rules at that time. But now we use our own custom regulatory rules, so it needs to be changed back. Also, chan->max_power calculations in cfg80211 were broken. Hence we started using chan->max_reg_power. Now it has got fixed in following commit. commit 5e31fc0815a4e2c72b1b495fe7a0d8f9bfb9e4b4 Author: Stanislaw Gruszka Date: Tue Jul 24 08:35:39 2012 +0200 wireless: reg: restore previous behaviour of chan->max_power calculations Hence we will use chan->max_power instead of chan->max_reg_power. Signed-off-by: Amitkumar Karwar Signed-off-by: Bing Zhao Signed-off-by: John W. Linville diff --git a/drivers/net/wireless/mwifiex/cfg80211.c b/drivers/net/wireless/mwifiex/cfg80211.c index 9440583..2ab903f 100644 --- a/drivers/net/wireless/mwifiex/cfg80211.c +++ b/drivers/net/wireless/mwifiex/cfg80211.c @@ -471,13 +471,13 @@ static int mwifiex_send_domain_info_cmd_fw(struct wiphy *wiphy) flag = 1; first_chan = (u32) ch->hw_value; next_chan = first_chan; - max_pwr = ch->max_reg_power; + max_pwr = ch->max_power; no_of_parsed_chan = 1; continue; } if (ch->hw_value == next_chan + 1 && - ch->max_reg_power == max_pwr) { + ch->max_power == max_pwr) { next_chan++; no_of_parsed_chan++; } else { @@ -488,7 +488,7 @@ static int mwifiex_send_domain_info_cmd_fw(struct wiphy *wiphy) no_of_triplet++; first_chan = (u32) ch->hw_value; next_chan = first_chan; - max_pwr = ch->max_reg_power; + max_pwr = ch->max_power; no_of_parsed_chan = 1; } } -- cgit v0.10.2 From 3a5b8a16856a4864efa5405e40eb05086b6956e6 Mon Sep 17 00:00:00 2001 From: Avinash Patil Date: Fri, 19 Oct 2012 19:19:20 -0700 Subject: mwifiex: handle extended supported rates IE for AP During start_ap handler, some rates come as extended supported rates IE - part of beacon tail IE. This patch adds support for parsing them and adding to bss_rates TLV for bss_start command to firmware. Signed-off-by: Avinash Patil Signed-off-by: Bing Zhao Signed-off-by: John W. Linville diff --git a/drivers/net/wireless/mwifiex/uap_cmd.c b/drivers/net/wireless/mwifiex/uap_cmd.c index d95a2d5..8dd7224 100644 --- a/drivers/net/wireless/mwifiex/uap_cmd.c +++ b/drivers/net/wireless/mwifiex/uap_cmd.c @@ -188,10 +188,19 @@ mwifiex_set_uap_rates(struct mwifiex_uap_bss_param *bss_cfg, int var_offset = offsetof(struct ieee80211_mgmt, u.beacon.variable); const u8 *var_pos = params->beacon.head + var_offset; int len = params->beacon.head_len - var_offset; + u8 rate_len = 0; rate_ie = (void *)cfg80211_find_ie(WLAN_EID_SUPP_RATES, var_pos, len); - if (rate_ie) + if (rate_ie) { memcpy(bss_cfg->rates, rate_ie + 1, rate_ie->len); + rate_len = rate_ie->len; + } + + rate_ie = (void *)cfg80211_find_ie(WLAN_EID_EXT_SUPP_RATES, + params->beacon.tail, + params->beacon.tail_len); + if (rate_ie) + memcpy(bss_cfg->rates + rate_len, rate_ie + 1, rate_ie->len); return; } -- cgit v0.10.2 From f3b369e40a0fbf975ab0e39c2104f184e188afc3 Mon Sep 17 00:00:00 2001 From: Avinash Patil Date: Fri, 19 Oct 2012 19:19:21 -0700 Subject: mwifiex: rx path enhancement to derive priv only once We derive mwifiex_private structure which is per interface from received skb's rx_info. Once priv is derived, same priv can be propagated to other functions instead of callee deriving priv from rx_info again. Signed-off-by: Avinash Patil Signed-off-by: Bing Zhao Signed-off-by: John W. Linville diff --git a/drivers/net/wireless/mwifiex/11n_rxreorder.c b/drivers/net/wireless/mwifiex/11n_rxreorder.c index 9402b93..4a97acd 100644 --- a/drivers/net/wireless/mwifiex/11n_rxreorder.c +++ b/drivers/net/wireless/mwifiex/11n_rxreorder.c @@ -58,8 +58,7 @@ mwifiex_11n_dispatch_pkt(struct mwifiex_private *priv, if (priv->bss_role == MWIFIEX_BSS_ROLE_UAP) mwifiex_handle_uap_rx_forward(priv, rx_tmp_ptr); else - mwifiex_process_rx_packet(priv->adapter, - rx_tmp_ptr); + mwifiex_process_rx_packet(priv, rx_tmp_ptr); } } @@ -106,7 +105,7 @@ mwifiex_11n_scan_and_dispatch(struct mwifiex_private *priv, if (priv->bss_role == MWIFIEX_BSS_ROLE_UAP) mwifiex_handle_uap_rx_forward(priv, rx_tmp_ptr); else - mwifiex_process_rx_packet(priv->adapter, rx_tmp_ptr); + mwifiex_process_rx_packet(priv, rx_tmp_ptr); } spin_lock_irqsave(&priv->rx_pkt_lock, flags); @@ -442,8 +441,7 @@ int mwifiex_11n_rx_reorder_pkt(struct mwifiex_private *priv, if (priv->bss_role == MWIFIEX_BSS_ROLE_UAP) mwifiex_handle_uap_rx_forward(priv, payload); else - mwifiex_process_rx_packet(priv->adapter, - payload); + mwifiex_process_rx_packet(priv, payload); } return 0; } diff --git a/drivers/net/wireless/mwifiex/main.h b/drivers/net/wireless/mwifiex/main.h index 4ed46b6..81f8772 100644 --- a/drivers/net/wireless/mwifiex/main.h +++ b/drivers/net/wireless/mwifiex/main.h @@ -747,9 +747,9 @@ int mwifiex_shutdown_fw_complete(struct mwifiex_adapter *adapter); int mwifiex_dnld_fw(struct mwifiex_adapter *, struct mwifiex_fw_image *); -int mwifiex_recv_packet(struct mwifiex_adapter *, struct sk_buff *skb); +int mwifiex_recv_packet(struct mwifiex_private *priv, struct sk_buff *skb); -int mwifiex_process_mgmt_packet(struct mwifiex_adapter *adapter, +int mwifiex_process_mgmt_packet(struct mwifiex_private *priv, struct sk_buff *skb); int mwifiex_process_event(struct mwifiex_adapter *adapter); @@ -806,7 +806,7 @@ void mwifiex_hs_activated_event(struct mwifiex_private *priv, u8 activated); int mwifiex_ret_802_11_hs_cfg(struct mwifiex_private *priv, struct host_cmd_ds_command *resp); -int mwifiex_process_rx_packet(struct mwifiex_adapter *adapter, +int mwifiex_process_rx_packet(struct mwifiex_private *priv, struct sk_buff *skb); int mwifiex_sta_prepare_cmd(struct mwifiex_private *, uint16_t cmd_no, u16 cmd_action, u32 cmd_oid, @@ -816,9 +816,9 @@ int mwifiex_uap_prepare_cmd(struct mwifiex_private *priv, uint16_t cmd_no, void *data_buf, void *cmd_buf); int mwifiex_process_sta_cmdresp(struct mwifiex_private *, u16 cmdresp_no, struct host_cmd_ds_command *resp); -int mwifiex_process_sta_rx_packet(struct mwifiex_adapter *, +int mwifiex_process_sta_rx_packet(struct mwifiex_private *, struct sk_buff *skb); -int mwifiex_process_uap_rx_packet(struct mwifiex_adapter *adapter, +int mwifiex_process_uap_rx_packet(struct mwifiex_private *priv, struct sk_buff *skb); int mwifiex_handle_uap_rx_forward(struct mwifiex_private *priv, struct sk_buff *skb); diff --git a/drivers/net/wireless/mwifiex/sta_rx.c b/drivers/net/wireless/mwifiex/sta_rx.c index 07d32b7..b5c1095 100644 --- a/drivers/net/wireless/mwifiex/sta_rx.c +++ b/drivers/net/wireless/mwifiex/sta_rx.c @@ -38,14 +38,10 @@ * * The completion callback is called after processing in complete. */ -int mwifiex_process_rx_packet(struct mwifiex_adapter *adapter, +int mwifiex_process_rx_packet(struct mwifiex_private *priv, struct sk_buff *skb) { int ret; - struct mwifiex_rxinfo *rx_info = MWIFIEX_SKB_RXCB(skb); - struct mwifiex_private *priv = - mwifiex_get_priv_by_id(adapter, rx_info->bss_num, - rx_info->bss_type); struct rx_packet_hdr *rx_pkt_hdr; struct rxpd *local_rx_pd; int hdr_chop; @@ -98,9 +94,9 @@ int mwifiex_process_rx_packet(struct mwifiex_adapter *adapter, priv->rxpd_htinfo = local_rx_pd->ht_info; - ret = mwifiex_recv_packet(adapter, skb); + ret = mwifiex_recv_packet(priv, skb); if (ret == -1) - dev_err(adapter->dev, "recv packet failed\n"); + dev_err(priv->adapter->dev, "recv packet failed\n"); return ret; } @@ -117,21 +113,15 @@ int mwifiex_process_rx_packet(struct mwifiex_adapter *adapter, * * The completion callback is called after processing in complete. */ -int mwifiex_process_sta_rx_packet(struct mwifiex_adapter *adapter, +int mwifiex_process_sta_rx_packet(struct mwifiex_private *priv, struct sk_buff *skb) { + struct mwifiex_adapter *adapter = priv->adapter; int ret = 0; struct rxpd *local_rx_pd; - struct mwifiex_rxinfo *rx_info = MWIFIEX_SKB_RXCB(skb); struct rx_packet_hdr *rx_pkt_hdr; u8 ta[ETH_ALEN]; u16 rx_pkt_type, rx_pkt_offset, rx_pkt_length, seq_num; - struct mwifiex_private *priv = - mwifiex_get_priv_by_id(adapter, rx_info->bss_num, - rx_info->bss_type); - - if (!priv) - return -1; local_rx_pd = (struct rxpd *) (skb->data); rx_pkt_type = le16_to_cpu(local_rx_pd->rx_pkt_type); @@ -169,13 +159,13 @@ int mwifiex_process_sta_rx_packet(struct mwifiex_adapter *adapter, while (!skb_queue_empty(&list)) { rx_skb = __skb_dequeue(&list); - ret = mwifiex_recv_packet(adapter, rx_skb); + ret = mwifiex_recv_packet(priv, rx_skb); if (ret == -1) dev_err(adapter->dev, "Rx of A-MSDU failed"); } return 0; } else if (rx_pkt_type == PKT_TYPE_MGMT) { - ret = mwifiex_process_mgmt_packet(adapter, skb); + ret = mwifiex_process_mgmt_packet(priv, skb); if (ret) dev_err(adapter->dev, "Rx of mgmt packet failed"); dev_kfree_skb_any(skb); @@ -188,7 +178,7 @@ int mwifiex_process_sta_rx_packet(struct mwifiex_adapter *adapter, */ if (!IS_11N_ENABLED(priv) || memcmp(priv->curr_addr, rx_pkt_hdr->eth803_hdr.h_dest, ETH_ALEN)) { - mwifiex_process_rx_packet(adapter, skb); + mwifiex_process_rx_packet(priv, skb); return ret; } diff --git a/drivers/net/wireless/mwifiex/txrx.c b/drivers/net/wireless/mwifiex/txrx.c index 2af2639..5cb3f7a 100644 --- a/drivers/net/wireless/mwifiex/txrx.c +++ b/drivers/net/wireless/mwifiex/txrx.c @@ -48,13 +48,19 @@ int mwifiex_handle_rx_packet(struct mwifiex_adapter *adapter, if (!priv) priv = mwifiex_get_priv(adapter, MWIFIEX_BSS_ROLE_ANY); + if (!priv) { + dev_err(adapter->dev, "data: priv not found. Drop RX packet\n"); + dev_kfree_skb_any(skb); + return -1; + } + rx_info->bss_num = priv->bss_num; rx_info->bss_type = priv->bss_type; if (priv->bss_role == MWIFIEX_BSS_ROLE_UAP) - return mwifiex_process_uap_rx_packet(adapter, skb); + return mwifiex_process_uap_rx_packet(priv, skb); - return mwifiex_process_sta_rx_packet(adapter, skb); + return mwifiex_process_sta_rx_packet(priv, skb); } EXPORT_SYMBOL_GPL(mwifiex_handle_rx_packet); diff --git a/drivers/net/wireless/mwifiex/uap_txrx.c b/drivers/net/wireless/mwifiex/uap_txrx.c index 0966ac2..a018e42 100644 --- a/drivers/net/wireless/mwifiex/uap_txrx.c +++ b/drivers/net/wireless/mwifiex/uap_txrx.c @@ -146,7 +146,7 @@ int mwifiex_handle_uap_rx_forward(struct mwifiex_private *priv, } /* Forward unicat/Inter-BSS packets to kernel. */ - return mwifiex_process_rx_packet(adapter, skb); + return mwifiex_process_rx_packet(priv, skb); } /* @@ -159,24 +159,17 @@ int mwifiex_handle_uap_rx_forward(struct mwifiex_private *priv, * * The completion callback is called after processing is complete. */ -int mwifiex_process_uap_rx_packet(struct mwifiex_adapter *adapter, +int mwifiex_process_uap_rx_packet(struct mwifiex_private *priv, struct sk_buff *skb) { + struct mwifiex_adapter *adapter = priv->adapter; int ret; struct uap_rxpd *uap_rx_pd; - struct mwifiex_rxinfo *rx_info = MWIFIEX_SKB_RXCB(skb); struct rx_packet_hdr *rx_pkt_hdr; u16 rx_pkt_type; u8 ta[ETH_ALEN], pkt_type; struct mwifiex_sta_node *node; - struct mwifiex_private *priv = - mwifiex_get_priv_by_id(adapter, rx_info->bss_num, - rx_info->bss_type); - - if (!priv) - return -1; - uap_rx_pd = (struct uap_rxpd *)(skb->data); rx_pkt_type = le16_to_cpu(uap_rx_pd->rx_pkt_type); rx_pkt_hdr = (void *)uap_rx_pd + le16_to_cpu(uap_rx_pd->rx_pkt_offset); @@ -210,7 +203,7 @@ int mwifiex_process_uap_rx_packet(struct mwifiex_adapter *adapter, while (!skb_queue_empty(&list)) { rx_skb = __skb_dequeue(&list); - ret = mwifiex_recv_packet(adapter, rx_skb); + ret = mwifiex_recv_packet(priv, rx_skb); if (ret) dev_err(adapter->dev, "AP:Rx A-MSDU failed"); @@ -218,7 +211,7 @@ int mwifiex_process_uap_rx_packet(struct mwifiex_adapter *adapter, return 0; } else if (rx_pkt_type == PKT_TYPE_MGMT) { - ret = mwifiex_process_mgmt_packet(adapter, skb); + ret = mwifiex_process_mgmt_packet(priv, skb); if (ret) dev_err(adapter->dev, "Rx of mgmt packet failed"); dev_kfree_skb_any(skb); diff --git a/drivers/net/wireless/mwifiex/util.c b/drivers/net/wireless/mwifiex/util.c index ae88f80..0982375 100644 --- a/drivers/net/wireless/mwifiex/util.c +++ b/drivers/net/wireless/mwifiex/util.c @@ -146,20 +146,16 @@ int mwifiex_get_debug_info(struct mwifiex_private *priv, * to the kernel. */ int -mwifiex_process_mgmt_packet(struct mwifiex_adapter *adapter, +mwifiex_process_mgmt_packet(struct mwifiex_private *priv, struct sk_buff *skb) { struct rxpd *rx_pd; - struct mwifiex_private *priv; u16 pkt_len; if (!skb) return -1; rx_pd = (struct rxpd *)skb->data; - priv = mwifiex_get_priv_by_id(adapter, rx_pd->bss_num, rx_pd->bss_type); - if (!priv) - return -1; skb_pull(skb, le16_to_cpu(rx_pd->rx_pkt_offset)); skb_pull(skb, sizeof(pkt_len)); @@ -190,20 +186,11 @@ mwifiex_process_mgmt_packet(struct mwifiex_adapter *adapter, * the function creates a blank SKB, fills it with the data from the * received buffer and then sends this new SKB to the kernel. */ -int mwifiex_recv_packet(struct mwifiex_adapter *adapter, struct sk_buff *skb) +int mwifiex_recv_packet(struct mwifiex_private *priv, struct sk_buff *skb) { - struct mwifiex_rxinfo *rx_info; - struct mwifiex_private *priv; - if (!skb) return -1; - rx_info = MWIFIEX_SKB_RXCB(skb); - priv = mwifiex_get_priv_by_id(adapter, rx_info->bss_num, - rx_info->bss_type); - if (!priv) - return -1; - skb->dev = priv->netdev; skb->protocol = eth_type_trans(skb, priv->netdev); skb->ip_summed = CHECKSUM_NONE; @@ -225,7 +212,7 @@ int mwifiex_recv_packet(struct mwifiex_adapter *adapter, struct sk_buff *skb) * fragments. Currently we fail the Filesndl-ht.scr script * for UDP, hence this fix */ - if ((adapter->iface_type == MWIFIEX_USB) && + if ((priv->adapter->iface_type == MWIFIEX_USB) && (skb->truesize > MWIFIEX_RX_DATA_BUF_SIZE)) skb->truesize += (skb->len - MWIFIEX_RX_DATA_BUF_SIZE); -- cgit v0.10.2 From 6c4a5f2413da948e7d1d189c9d94f05afde8702a Mon Sep 17 00:00:00 2001 From: Christian Lamparter Date: Mon, 22 Oct 2012 15:01:29 +0200 Subject: carl9170: split up carl9170_handle_mpdu carl9170_handle_mpdu is the final part of the rx path of the driver. It splits the raw data streams from the device into skb packets and passes them on to mac80211. As a result of continuous updates, it grew over the years when new code was added by the following commits: - report A-MPDU status - fix HT peer BA session corruption - A-MPDU frame type filter - ... This patch splits the routine into two stages. The first stage only deals with the details about extracting and verifying the data from the incoming stream. Whereas the second stage packs it into skbs and passes it on to mac80211. Reported-by: Javier Lopez Signed-off-by: Christian Lamparter Signed-off-by: John W. Linville diff --git a/drivers/net/wireless/ath/carl9170/rx.c b/drivers/net/wireless/ath/carl9170/rx.c index 9cd93f1..6d22382 100644 --- a/drivers/net/wireless/ath/carl9170/rx.c +++ b/drivers/net/wireless/ath/carl9170/rx.c @@ -660,6 +660,35 @@ static bool carl9170_ampdu_check(struct ar9170 *ar, u8 *buf, u8 ms, return false; } +static int carl9170_handle_mpdu(struct ar9170 *ar, u8 *buf, int len, + struct ieee80211_rx_status *status) +{ + struct sk_buff *skb; + + /* (driver) frame trap handler + * + * Because power-saving mode handing has to be implemented by + * the driver/firmware. We have to check each incoming beacon + * from the associated AP, if there's new data for us (either + * broadcast/multicast or unicast) we have to react quickly. + * + * So, if you have you want to add additional frame trap + * handlers, this would be the perfect place! + */ + + carl9170_ps_beacon(ar, buf, len); + + carl9170_ba_check(ar, buf, len); + + skb = carl9170_rx_copy_data(buf, len); + if (!skb) + return -ENOMEM; + + memcpy(IEEE80211_SKB_RXCB(skb), &status, sizeof(status)); + ieee80211_rx(ar->hw, skb); + return 0; +} + /* * If the frame alignment is right (or the kernel has * CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS), and there @@ -669,14 +698,12 @@ static bool carl9170_ampdu_check(struct ar9170 *ar, u8 *buf, u8 ms, * mode, and we need to observe the proper ordering, * this is non-trivial. */ - -static void carl9170_handle_mpdu(struct ar9170 *ar, u8 *buf, int len) +static void carl9170_rx_untie_data(struct ar9170 *ar, u8 *buf, int len) { struct ar9170_rx_head *head; struct ar9170_rx_macstatus *mac; struct ar9170_rx_phystatus *phy = NULL; struct ieee80211_rx_status status; - struct sk_buff *skb; int mpdu_len; u8 mac_status; @@ -788,18 +815,10 @@ static void carl9170_handle_mpdu(struct ar9170 *ar, u8 *buf, int len) if (phy) carl9170_rx_phy_status(ar, phy, &status); - carl9170_ps_beacon(ar, buf, mpdu_len); - - carl9170_ba_check(ar, buf, mpdu_len); - - skb = carl9170_rx_copy_data(buf, mpdu_len); - if (!skb) + if (carl9170_handle_mpdu(ar, buf, mpdu_len, &status)) goto drop; - memcpy(IEEE80211_SKB_RXCB(skb), &status, sizeof(status)); - ieee80211_rx(ar->hw, skb); return; - drop: ar->rx_dropped++; } @@ -851,7 +870,7 @@ static void __carl9170_rx(struct ar9170 *ar, u8 *buf, unsigned int len) if (i == 12) carl9170_rx_untie_cmds(ar, buf, len); else - carl9170_handle_mpdu(ar, buf, len); + carl9170_rx_untie_data(ar, buf, len); } static void carl9170_rx_stream(struct ar9170 *ar, void *buf, unsigned int len) -- cgit v0.10.2 From 81f5dcb8083077ca9bca10ca8e34bc8daf768dce Mon Sep 17 00:00:00 2001 From: Hante Meuleman Date: Mon, 22 Oct 2012 10:36:14 -0700 Subject: brcmfmac: refactor firmware interface layer. Refactor the functions that are related to getting and setting data to and and from the firmware. Reviewed-by: Arend Van Spriel Reviewed-by: Pieter-Paul Giesberts Signed-off-by: Hante Meuleman Signed-off-by: Franky Lin Signed-off-by: John W. Linville diff --git a/drivers/net/wireless/brcm80211/brcmfmac/Makefile b/drivers/net/wireless/brcm80211/brcmfmac/Makefile index 9d5170b..fe80b63 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/Makefile +++ b/drivers/net/wireless/brcm80211/brcmfmac/Makefile @@ -24,6 +24,7 @@ ccflags-y += -D__CHECK_ENDIAN__ obj-$(CONFIG_BRCMFMAC) += brcmfmac.o brcmfmac-objs += \ wl_cfg80211.o \ + fwil.o \ dhd_cdc.o \ dhd_common.o \ dhd_linux.o diff --git a/drivers/net/wireless/brcm80211/brcmfmac/dhd.h b/drivers/net/wireless/brcm80211/brcmfmac/dhd.h index 0510960..a73da9d 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/dhd.h +++ b/drivers/net/wireless/brcm80211/brcmfmac/dhd.h @@ -318,6 +318,12 @@ struct brcmf_event { #define BRCMF_E_LINK_ASSOC_REC 3 #define BRCMF_E_LINK_BSSCFG_DIS 4 +/* Small, medium and maximum buffer size for dcmd + */ +#define BRCMF_DCMD_SMLEN 256 +#define BRCMF_DCMD_MEDLEN 1536 +#define BRCMF_DCMD_MAXLEN 8192 + /* Pattern matching filter. Specifies an offset within received packets to * start matching, the pattern to match, the size of the pattern, and a bitmask * that indicates which bits within the pattern should be matched. @@ -661,6 +667,7 @@ struct brcmf_pub { struct brcmf_if *iflist[BRCMF_MAX_IFS]; struct mutex proto_block; + unsigned char proto_buf[BRCMF_DCMD_MAXLEN]; struct work_struct setmacaddr_work; struct work_struct multicast_work; @@ -671,6 +678,22 @@ struct brcmf_pub { #endif }; +/* struct brcmf_if - Interface control information + * + * @drvr: back pointer to brcmf_pub + * @ndev: interface net device pointer + * @stats: net device statistics + * @idx: iface idx in dongle + * @mac_addr: assigned MAC address + */ +struct brcmf_if { + struct brcmf_pub *drvr; + struct net_device *ndev; + struct net_device_stats stats; + int idx; + u8 mac_addr[ETH_ALEN]; +}; + struct brcmf_if_event { u8 ifidx; u8 action; @@ -701,6 +724,8 @@ extern char *brcmf_ifname(struct brcmf_pub *drvr, int idx); /* Query dongle */ extern int brcmf_proto_cdc_query_dcmd(struct brcmf_pub *drvr, int ifidx, uint cmd, void *buf, uint len); +extern int brcmf_proto_cdc_set_dcmd(struct brcmf_pub *drvr, int ifidx, uint cmd, + void *buf, uint len); extern int brcmf_ifname2idx(struct brcmf_pub *drvr, char *name); extern int brcmf_c_host_event(struct brcmf_pub *drvr, int *idx, @@ -713,8 +738,4 @@ extern void brcmf_c_pktfilter_offload_set(struct brcmf_pub *drvr, char *arg); extern void brcmf_c_pktfilter_offload_enable(struct brcmf_pub *drvr, char *arg, int enable, int master_mode); -#define BRCMF_DCMD_SMLEN 256 /* "small" cmd buffer required */ -#define BRCMF_DCMD_MEDLEN 1536 /* "med" cmd buffer required */ -#define BRCMF_DCMD_MAXLEN 8192 /* max length cmd buffer required */ - #endif /* _BRCMF_H_ */ diff --git a/drivers/net/wireless/brcm80211/brcmfmac/dhd_dbg.c b/drivers/net/wireless/brcm80211/brcmfmac/dhd_dbg.c index 7f89540..fa08058 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/dhd_dbg.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/dhd_dbg.c @@ -18,6 +18,7 @@ #include #include #include +#include #include #include diff --git a/drivers/net/wireless/brcm80211/brcmfmac/dhd_dbg.h b/drivers/net/wireless/brcm80211/brcmfmac/dhd_dbg.h index fb508c2..eefa6c2 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/dhd_dbg.h +++ b/drivers/net/wireless/brcm80211/brcmfmac/dhd_dbg.h @@ -31,6 +31,7 @@ #define BRCMF_EVENT_VAL 0x0800 #define BRCMF_BTA_VAL 0x1000 #define BRCMF_ISCAN_VAL 0x2000 +#define BRCMF_FIL_VAL 0x4000 #if defined(DEBUG) @@ -56,6 +57,7 @@ do { \ #define BRCMF_BYTES_ON() (brcmf_msg_level & BRCMF_BYTES_VAL) #define BRCMF_GLOM_ON() (brcmf_msg_level & BRCMF_GLOM_VAL) #define BRCMF_EVENT_ON() (brcmf_msg_level & BRCMF_EVENT_VAL) +#define BRCMF_FIL_ON() (brcmf_msg_level & BRCMF_FIL_VAL) #else /* (defined DEBUG) || (defined DEBUG) */ @@ -67,6 +69,7 @@ do { \ #define BRCMF_BYTES_ON() 0 #define BRCMF_GLOM_ON() 0 #define BRCMF_EVENT_ON() 0 +#define BRCMF_FIL_ON() 0 #endif /* defined(DEBUG) */ diff --git a/drivers/net/wireless/brcm80211/brcmfmac/dhd_linux.c b/drivers/net/wireless/brcm80211/brcmfmac/dhd_linux.c index c462263..189c5be 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/dhd_linux.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/dhd_linux.c @@ -52,16 +52,6 @@ MODULE_SUPPORTED_DEVICE("Broadcom 802.11n WLAN fullmac cards"); MODULE_LICENSE("Dual BSD/GPL"); -/* Interface control information */ -struct brcmf_if { - struct brcmf_pub *drvr; /* back pointer to brcmf_pub */ - /* OS/stack specifics */ - struct net_device *ndev; - struct net_device_stats stats; - int idx; /* iface idx in dongle */ - u8 mac_addr[ETH_ALEN]; /* assigned MAC address */ -}; - /* Error bits */ int brcmf_msg_level = BRCMF_ERROR_VAL; module_param(brcmf_msg_level, int, 0); diff --git a/drivers/net/wireless/brcm80211/brcmfmac/fwil.c b/drivers/net/wireless/brcm80211/brcmfmac/fwil.c new file mode 100644 index 0000000..8528937 --- /dev/null +++ b/drivers/net/wireless/brcm80211/brcmfmac/fwil.c @@ -0,0 +1,345 @@ +/* + * Copyright (c) 2012 Broadcom Corporation + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY + * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION + * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN + * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +/* FWIL is the Firmware Interface Layer. In this module the support functions + * are located to set and get variables to and from the firmware. + */ + +#include +#include +#include +#include +#include +#include "dhd.h" +#include "dhd_bus.h" +#include "dhd_dbg.h" + + +static s32 +brcmf_fil_cmd_data(struct brcmf_if *ifp, u32 cmd, void *data, u32 len, bool set) +{ + struct brcmf_pub *drvr = ifp->drvr; + s32 err; + + if (drvr->bus_if->state == BRCMF_BUS_DOWN) { + brcmf_dbg(ERROR, "bus is down. we have nothing to do.\n"); + return -EIO; + } + + if (data != NULL) + len = min_t(uint, len, BRCMF_DCMD_MAXLEN); + if (set) + err = brcmf_proto_cdc_set_dcmd(drvr, ifp->idx, cmd, data, len); + else + err = brcmf_proto_cdc_query_dcmd(drvr, ifp->idx, cmd, data, + len); + + if (err >= 0) + err = 0; + else + brcmf_dbg(ERROR, "Failed err=%d\n", err); + + return err; +} + +s32 +brcmf_fil_cmd_data_set(struct net_device *ndev, u32 cmd, void *data, u32 len) +{ + struct brcmf_if *ifp = netdev_priv(ndev); + s32 err; + + mutex_lock(&ifp->drvr->proto_block); + + brcmf_dbg(FIL, "cmd=%d, len=%d\n", cmd, len); + brcmf_dbg_hex_dump(BRCMF_FIL_ON(), data, len, "data"); + + err = brcmf_fil_cmd_data(ifp, cmd, data, len, true); + mutex_unlock(&ifp->drvr->proto_block); + + return err; +} + +s32 +brcmf_fil_cmd_data_get(struct net_device *ndev, u32 cmd, void *data, u32 len) +{ + struct brcmf_if *ifp = netdev_priv(ndev); + s32 err; + + mutex_lock(&ifp->drvr->proto_block); + err = brcmf_fil_cmd_data(ifp, cmd, data, len, false); + + brcmf_dbg(FIL, "cmd=%d, len=%d\n", cmd, len); + brcmf_dbg_hex_dump(BRCMF_FIL_ON(), data, len, "data"); + + mutex_unlock(&ifp->drvr->proto_block); + + return err; +} + + +s32 +brcmf_fil_cmd_int_set(struct net_device *ndev, u32 cmd, u32 data) +{ + struct brcmf_if *ifp = netdev_priv(ndev); + s32 err; + __le32 data_le = cpu_to_le32(data); + + mutex_lock(&ifp->drvr->proto_block); + err = brcmf_fil_cmd_data(ifp, cmd, &data_le, sizeof(data_le), true); + mutex_unlock(&ifp->drvr->proto_block); + + return err; +} + +s32 +brcmf_fil_cmd_int_get(struct net_device *ndev, u32 cmd, u32 *data) +{ + struct brcmf_if *ifp = netdev_priv(ndev); + s32 err; + __le32 data_le = cpu_to_le32(*data); + + mutex_lock(&ifp->drvr->proto_block); + err = brcmf_fil_cmd_data(ifp, cmd, &data_le, sizeof(data_le), false); + mutex_unlock(&ifp->drvr->proto_block); + *data = le32_to_cpu(data_le); + + return err; +} + +static u32 +brcmf_create_iovar(char *name, char *data, u32 datalen, char *buf, u32 buflen) +{ + u32 len; + + len = strlen(name) + 1; + + if ((len + datalen) > buflen) + return 0; + + memcpy(buf, name, len); + + /* append data onto the end of the name string */ + if (data && datalen) + memcpy(&buf[len], data, datalen); + + return len + datalen; +} + + +s32 +brcmf_fil_iovar_data_set(struct net_device *ndev, char *name, void *data, + u32 len) +{ + struct brcmf_if *ifp = netdev_priv(ndev); + struct brcmf_pub *drvr = ifp->drvr; + s32 err; + u32 buflen; + + mutex_lock(&drvr->proto_block); + + brcmf_dbg(FIL, "name=%s, len=%d\n", name, len); + brcmf_dbg_hex_dump(BRCMF_FIL_ON(), data, len, "data"); + + buflen = brcmf_create_iovar(name, data, len, drvr->proto_buf, + sizeof(drvr->proto_buf)); + if (buflen) { + err = brcmf_fil_cmd_data(ifp, BRCMF_C_SET_VAR, drvr->proto_buf, + buflen, true); + } else { + err = -EPERM; + brcmf_dbg(ERROR, "Creating iovar failed\n"); + } + + mutex_unlock(&drvr->proto_block); + return err; +} + +s32 +brcmf_fil_iovar_data_get(struct net_device *ndev, char *name, void *data, + u32 len) +{ + struct brcmf_if *ifp = netdev_priv(ndev); + struct brcmf_pub *drvr = ifp->drvr; + s32 err; + u32 buflen; + + mutex_lock(&drvr->proto_block); + + buflen = brcmf_create_iovar(name, data, len, drvr->proto_buf, + sizeof(drvr->proto_buf)); + if (buflen) { + err = brcmf_fil_cmd_data(ifp, BRCMF_C_GET_VAR, drvr->proto_buf, + buflen, false); + if (err == 0) + memcpy(data, drvr->proto_buf, len); + } else { + err = -EPERM; + brcmf_dbg(ERROR, "Creating iovar failed\n"); + } + + brcmf_dbg(FIL, "name=%s, len=%d\n", name, len); + brcmf_dbg_hex_dump(BRCMF_FIL_ON(), data, len, "data"); + + mutex_unlock(&drvr->proto_block); + return err; +} + +s32 +brcmf_fil_iovar_int_set(struct net_device *ndev, char *name, u32 data) +{ + __le32 data_le = cpu_to_le32(data); + + return brcmf_fil_iovar_data_set(ndev, name, &data_le, sizeof(data_le)); +} + +s32 +brcmf_fil_iovar_int_get(struct net_device *ndev, char *name, u32 *data) +{ + __le32 data_le = cpu_to_le32(*data); + s32 err; + + err = brcmf_fil_iovar_data_get(ndev, name, &data_le, sizeof(data_le)); + if (err == 0) + *data = le32_to_cpu(data_le); + return err; +} + +static u32 +brcmf_create_bsscfg(s32 bssidx, char *name, char *data, u32 datalen, char *buf, + u32 buflen) +{ + const s8 *prefix = "bsscfg:"; + s8 *p; + u32 prefixlen; + u32 namelen; + u32 iolen; + __le32 bssidx_le; + + if (bssidx == 0) + return brcmf_create_iovar(name, data, datalen, buf, buflen); + + prefixlen = strlen(prefix); + namelen = strlen(name) + 1; /* lengh of iovar name + null */ + iolen = prefixlen + namelen + sizeof(bssidx_le) + datalen; + + if (buflen < iolen) { + brcmf_dbg(ERROR, "buffer is too short\n"); + return 0; + } + + p = buf; + + /* copy prefix, no null */ + memcpy(p, prefix, prefixlen); + p += prefixlen; + + /* copy iovar name including null */ + memcpy(p, name, namelen); + p += namelen; + + /* bss config index as first data */ + bssidx_le = cpu_to_le32(bssidx); + memcpy(p, &bssidx_le, sizeof(bssidx_le)); + p += sizeof(bssidx_le); + + /* parameter buffer follows */ + if (datalen) + memcpy(p, data, datalen); + + return iolen; +} + +s32 +brcmf_fil_bsscfg_data_set(struct net_device *ndev, s32 bssidx, char *name, + void *data, u32 len) +{ + struct brcmf_if *ifp = netdev_priv(ndev); + struct brcmf_pub *drvr = ifp->drvr; + s32 err; + u32 buflen; + + mutex_lock(&drvr->proto_block); + + brcmf_dbg(FIL, "bssidx=%d, name=%s, len=%d\n", bssidx, name, len); + brcmf_dbg_hex_dump(BRCMF_FIL_ON(), data, len, "data"); + + buflen = brcmf_create_bsscfg(bssidx, name, data, len, drvr->proto_buf, + sizeof(drvr->proto_buf)); + if (buflen) { + err = brcmf_fil_cmd_data(ifp, BRCMF_C_SET_VAR, drvr->proto_buf, + buflen, true); + } else { + err = -EPERM; + brcmf_dbg(ERROR, "Creating bsscfg failed\n"); + } + + mutex_unlock(&drvr->proto_block); + return err; +} + +s32 +brcmf_fil_bsscfg_data_get(struct net_device *ndev, s32 bssidx, char *name, + void *data, u32 len) +{ + struct brcmf_if *ifp = netdev_priv(ndev); + struct brcmf_pub *drvr = ifp->drvr; + s32 err; + u32 buflen; + + mutex_lock(&drvr->proto_block); + + buflen = brcmf_create_bsscfg(bssidx, name, NULL, len, drvr->proto_buf, + sizeof(drvr->proto_buf)); + if (buflen) { + err = brcmf_fil_cmd_data(ifp, BRCMF_C_GET_VAR, drvr->proto_buf, + buflen, false); + if (err == 0) + memcpy(data, drvr->proto_buf, len); + } else { + err = -EPERM; + brcmf_dbg(ERROR, "Creating bsscfg failed\n"); + } + brcmf_dbg(FIL, "bssidx=%d, name=%s, len=%d\n", bssidx, name, len); + brcmf_dbg_hex_dump(BRCMF_FIL_ON(), data, len, "data"); + + mutex_unlock(&drvr->proto_block); + return err; + +} + +s32 +brcmf_fil_bsscfg_int_set(struct net_device *ndev, s32 bssidx, char *name, + u32 data) +{ + __le32 data_le = cpu_to_le32(data); + + return brcmf_fil_bsscfg_data_set(ndev, bssidx, name, &data_le, + sizeof(data_le)); +} + +s32 +brcmf_fil_bsscfg_int_get(struct net_device *ndev, s32 bssidx, char *name, + u32 *data) +{ + __le32 data_le = cpu_to_le32(*data); + s32 err; + + err = brcmf_fil_bsscfg_data_get(ndev, bssidx, name, &data_le, + sizeof(data_le)); + if (err == 0) + *data = le32_to_cpu(data_le); + return err; +} diff --git a/drivers/net/wireless/brcm80211/brcmfmac/fwil.h b/drivers/net/wireless/brcm80211/brcmfmac/fwil.h new file mode 100644 index 0000000..54855ef --- /dev/null +++ b/drivers/net/wireless/brcm80211/brcmfmac/fwil.h @@ -0,0 +1,43 @@ +/* + * Copyright (c) 2012 Broadcom Corporation + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY + * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION + * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN + * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#ifndef _fwil_h_ +#define _fwil_h_ + +s32 brcmf_fil_cmd_data_set(struct net_device *ndev, u32 cmd, void *data, + u32 len); +s32 brcmf_fil_cmd_data_get(struct net_device *ndev, u32 cmd, void *data, + u32 len); +s32 brcmf_fil_cmd_int_set(struct net_device *ndev, u32 cmd, u32 data); +s32 brcmf_fil_cmd_int_get(struct net_device *ndev, u32 cmd, u32 *data); + +s32 brcmf_fil_iovar_data_set(struct net_device *ndev, char *name, void *data, + u32 len); +s32 brcmf_fil_iovar_data_get(struct net_device *ndev, char *name, void *data, + u32 len); +s32 brcmf_fil_iovar_int_set(struct net_device *ndev, char *name, u32 data); +s32 brcmf_fil_iovar_int_get(struct net_device *ndev, char *name, u32 *data); + +s32 brcmf_fil_bsscfg_data_set(struct net_device *ndev, s32 bssidx, char *name, + void *data, u32 len); +s32 brcmf_fil_bsscfg_data_get(struct net_device *ndev, s32 bssidx, char *name, + void *data, u32 len); +s32 brcmf_fil_bsscfg_int_set(struct net_device *ndev, s32 bssidx, char *name, + u32 data); +s32 brcmf_fil_bsscfg_int_get(struct net_device *ndev, s32 bssidx, char *name, + u32 *data); + +#endif /* _fwil_h_ */ diff --git a/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c b/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c index fdbfa20..0beb2c6 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c @@ -35,6 +35,7 @@ #include #include "dhd.h" #include "wl_cfg80211.h" +#include "fwil.h" #define BRCMF_SCAN_IE_LEN_MAX 2048 #define BRCMF_PNO_VERSION 2 @@ -391,57 +392,6 @@ static u8 brcmf_mw_to_qdbm(u16 mw) return qdbm; } -/* function for reading/writing a single u32 from/to the dongle */ -static int -brcmf_exec_dcmd_u32(struct net_device *ndev, u32 cmd, u32 *par) -{ - int err; - __le32 par_le = cpu_to_le32(*par); - - err = brcmf_exec_dcmd(ndev, cmd, &par_le, sizeof(__le32)); - *par = le32_to_cpu(par_le); - - return err; -} - -static s32 -brcmf_dev_iovar_setbuf_bsscfg(struct net_device *ndev, s8 *name, - void *param, s32 paramlen, - void *buf, s32 buflen, s32 bssidx) -{ - s32 err = -ENOMEM; - u32 len; - - len = brcmf_c_mkiovar_bsscfg(name, param, paramlen, - buf, buflen, bssidx); - BUG_ON(!len); - if (len > 0) - err = brcmf_exec_dcmd(ndev, BRCMF_C_SET_VAR, buf, len); - if (err) - WL_ERR("error (%d)\n", err); - - return err; -} - -static s32 -brcmf_dev_iovar_getbuf_bsscfg(struct net_device *ndev, s8 *name, - void *param, s32 paramlen, - void *buf, s32 buflen, s32 bssidx) -{ - s32 err = -ENOMEM; - u32 len; - - len = brcmf_c_mkiovar_bsscfg(name, param, paramlen, - buf, buflen, bssidx); - BUG_ON(!len); - if (len > 0) - err = brcmf_exec_dcmd(ndev, BRCMF_C_GET_VAR, buf, len); - if (err) - WL_ERR("error (%d)\n", err); - - return err; -} - static void convert_key_from_CPU(struct brcmf_wsec_key *key, struct brcmf_wsec_key_le *key_le) { @@ -465,10 +415,10 @@ send_key_to_dongle(struct brcmf_cfg80211_info *cfg, s32 bssidx, convert_key_from_CPU(key, &key_le); - err = brcmf_dev_iovar_setbuf_bsscfg(ndev, "wsec_key", &key_le, - sizeof(key_le), - cfg->extra_buf, - WL_EXTRA_BUF_MAX, bssidx); + brcmf_netdev_wait_pend8021x(ndev); + + err = brcmf_fil_bsscfg_data_set(ndev, bssidx, "wsec_key", &key_le, + sizeof(key_le)); if (err) WL_ERR("wsec_key error (%d)\n", err); @@ -521,7 +471,7 @@ brcmf_cfg80211_change_iface(struct wiphy *wiphy, struct net_device *ndev, } WL_INFO("IF Type = AP\n"); } else { - err = brcmf_exec_dcmd_u32(ndev, BRCMF_C_SET_INFRA, &infra); + err = brcmf_fil_cmd_int_set(ndev, BRCMF_C_SET_INFRA, infra); if (err) { WL_ERR("WLC_SET_INFRA error (%d)\n", err); err = -EAGAIN; @@ -539,82 +489,6 @@ done: return err; } -static s32 brcmf_dev_intvar_set(struct net_device *ndev, s8 *name, s32 val) -{ - s8 buf[BRCMF_DCMD_SMLEN]; - u32 len; - s32 err = 0; - __le32 val_le; - - val_le = cpu_to_le32(val); - len = brcmf_c_mkiovar(name, (char *)(&val_le), sizeof(val_le), buf, - sizeof(buf)); - BUG_ON(!len); - - err = brcmf_exec_dcmd(ndev, BRCMF_C_SET_VAR, buf, len); - if (err) - WL_ERR("error (%d)\n", err); - - return err; -} - -static s32 -brcmf_dev_intvar_get(struct net_device *ndev, s8 *name, s32 *retval) -{ - union { - s8 buf[BRCMF_DCMD_SMLEN]; - __le32 val; - } var; - u32 len; - u32 data_null; - s32 err = 0; - - len = - brcmf_c_mkiovar(name, (char *)(&data_null), 0, (char *)(&var), - sizeof(var.buf)); - BUG_ON(!len); - err = brcmf_exec_dcmd(ndev, BRCMF_C_GET_VAR, &var, len); - if (err) - WL_ERR("error (%d)\n", err); - - *retval = le32_to_cpu(var.val); - - return err; -} - -static s32 -brcmf_dev_intvar_set_bsscfg(struct net_device *ndev, s8 *name, u32 val, - s32 bssidx) -{ - s8 buf[BRCMF_DCMD_SMLEN]; - __le32 val_le; - - val_le = cpu_to_le32(val); - - return brcmf_dev_iovar_setbuf_bsscfg(ndev, name, &val_le, - sizeof(val_le), buf, sizeof(buf), - bssidx); -} - -static s32 -brcmf_dev_intvar_get_bsscfg(struct net_device *ndev, s8 *name, s32 *val, - s32 bssidx) -{ - s8 buf[BRCMF_DCMD_SMLEN]; - s32 err; - __le32 val_le; - - memset(buf, 0, sizeof(buf)); - err = brcmf_dev_iovar_getbuf_bsscfg(ndev, name, val, sizeof(*val), buf, - sizeof(buf), bssidx); - if (err == 0) { - memcpy(&val_le, buf, sizeof(val_le)); - *val = le32_to_cpu(val_le); - } - return err; -} - - /* * For now brcmf_find_bssidx will return 0. Once p2p gets implemented this * should return the ndev matching bssidx. @@ -631,7 +505,7 @@ static void brcmf_set_mpc(struct net_device *ndev, int mpc) struct brcmf_cfg80211_info *cfg = ndev_to_cfg(ndev); if (test_bit(WL_STATUS_READY, &cfg->status)) { - err = brcmf_dev_intvar_set(ndev, "mpc", mpc); + err = brcmf_fil_iovar_int_set(ndev, "mpc", mpc); if (err) { WL_ERR("fail to set mpc\n"); return; @@ -658,30 +532,6 @@ static void brcmf_iscan_prep(struct brcmf_scan_params_le *params_le, } static s32 -brcmf_dev_iovar_setbuf(struct net_device *ndev, s8 * iovar, void *param, - s32 paramlen, void *bufptr, s32 buflen) -{ - s32 iolen; - - iolen = brcmf_c_mkiovar(iovar, param, paramlen, bufptr, buflen); - BUG_ON(!iolen); - - return brcmf_exec_dcmd(ndev, BRCMF_C_SET_VAR, bufptr, iolen); -} - -static s32 -brcmf_dev_iovar_getbuf(struct net_device *ndev, s8 * iovar, void *param, - s32 paramlen, void *bufptr, s32 buflen) -{ - s32 iolen; - - iolen = brcmf_c_mkiovar(iovar, param, paramlen, bufptr, buflen); - BUG_ON(!iolen); - - return brcmf_exec_dcmd(ndev, BRCMF_C_GET_VAR, bufptr, buflen); -} - -static s32 brcmf_run_iscan(struct brcmf_cfg80211_iscan_ctrl *iscan, struct brcmf_ssid *ssid, u16 action) { @@ -703,8 +553,8 @@ brcmf_run_iscan(struct brcmf_cfg80211_iscan_ctrl *iscan, params->action = cpu_to_le16(action); params->scan_duration = cpu_to_le16(0); - err = brcmf_dev_iovar_setbuf(iscan->ndev, "iscan", params, params_size, - iscan->dcmd_buf, BRCMF_DCMD_SMLEN); + err = brcmf_fil_iovar_data_set(iscan->ndev, "iscan", params, + params_size); if (err) { if (err == -EBUSY) WL_INFO("system busy : iscan canceled\n"); @@ -721,7 +571,7 @@ static s32 brcmf_do_iscan(struct brcmf_cfg80211_info *cfg) struct brcmf_cfg80211_iscan_ctrl *iscan = cfg_to_iscan(cfg); struct net_device *ndev = cfg_to_ndev(cfg); struct brcmf_ssid ssid; - __le32 passive_scan; + u32 passive_scan; s32 err = 0; /* Broadcast scan by default */ @@ -729,9 +579,9 @@ static s32 brcmf_do_iscan(struct brcmf_cfg80211_info *cfg) iscan->state = WL_ISCAN_STATE_SCANING; - passive_scan = cfg->active_scan ? 0 : cpu_to_le32(1); - err = brcmf_exec_dcmd(cfg_to_ndev(cfg), BRCMF_C_SET_PASSIVE_SCAN, - &passive_scan, sizeof(passive_scan)); + passive_scan = cfg->active_scan ? 0 : 1; + err = brcmf_fil_cmd_int_set(cfg_to_ndev(cfg), + BRCMF_C_SET_PASSIVE_SCAN, passive_scan); if (err) { WL_ERR("error (%d)\n", err); return err; @@ -757,7 +607,7 @@ brcmf_cfg80211_iscan(struct wiphy *wiphy, struct net_device *ndev, struct brcmf_cfg80211_info *cfg = ndev_to_cfg(ndev); struct cfg80211_ssid *ssids; struct brcmf_cfg80211_scan_req *sr = cfg->scan_req_int; - __le32 passive_scan; + u32 passive_scan; bool iscan_req; bool spec_scan; s32 err = 0; @@ -813,16 +663,16 @@ brcmf_cfg80211_iscan(struct wiphy *wiphy, struct net_device *ndev, WL_SCAN("Broadcast scan\n"); } - passive_scan = cfg->active_scan ? 0 : cpu_to_le32(1); - err = brcmf_exec_dcmd(ndev, BRCMF_C_SET_PASSIVE_SCAN, - &passive_scan, sizeof(passive_scan)); + passive_scan = cfg->active_scan ? 0 : 1; + err = brcmf_fil_cmd_int_set(ndev, BRCMF_C_SET_PASSIVE_SCAN, + passive_scan); if (err) { WL_ERR("WLC_SET_PASSIVE_SCAN error (%d)\n", err); goto scan_out; } brcmf_set_mpc(ndev, 0); - err = brcmf_exec_dcmd(ndev, BRCMF_C_SCAN, &sr->ssid_le, - sizeof(sr->ssid_le)); + err = brcmf_fil_cmd_data_set(ndev, BRCMF_C_SCAN, &sr->ssid_le, + sizeof(sr->ssid_le)); if (err) { if (err == -EBUSY) WL_INFO("system busy : scan for \"%s\" " @@ -977,8 +827,8 @@ brcmf_notify_escan_complete(struct brcmf_cfg80211_info *cfg, /* Scan is aborted by setting channel_list[0] to -1 */ params_le.channel_list[0] = cpu_to_le16(-1); /* E-Scan (or anyother type) can be aborted by SCAN */ - err = brcmf_exec_dcmd(ndev, BRCMF_C_SCAN, ¶ms_le, - sizeof(params_le)); + err = brcmf_fil_cmd_data_set(ndev, BRCMF_C_SCAN, ¶ms_le, + sizeof(params_le)); if (err) WL_ERR("Scan abort failed\n"); } @@ -1036,8 +886,7 @@ brcmf_run_escan(struct brcmf_cfg80211_info *cfg, struct net_device *ndev, params->action = cpu_to_le16(action); params->sync_id = cpu_to_le16(0x1234); - err = brcmf_dev_iovar_setbuf(ndev, "escan", params, params_size, - cfg->escan_ioctl_buf, BRCMF_DCMD_MEDLEN); + err = brcmf_fil_iovar_data_set(ndev, "escan", params, params_size); if (err) { if (err == -EBUSY) WL_INFO("system busy : escan canceled\n"); @@ -1055,16 +904,16 @@ brcmf_do_escan(struct brcmf_cfg80211_info *cfg, struct wiphy *wiphy, struct net_device *ndev, struct cfg80211_scan_request *request) { s32 err; - __le32 passive_scan; + u32 passive_scan; struct brcmf_scan_results *results; WL_SCAN("Enter\n"); cfg->escan_info.ndev = ndev; cfg->escan_info.wiphy = wiphy; cfg->escan_info.escan_state = WL_ESCAN_STATE_SCANNING; - passive_scan = cfg->active_scan ? 0 : cpu_to_le32(1); - err = brcmf_exec_dcmd(ndev, BRCMF_C_SET_PASSIVE_SCAN, - &passive_scan, sizeof(passive_scan)); + passive_scan = cfg->active_scan ? 0 : 1; + err = brcmf_fil_cmd_int_set(ndev, BRCMF_C_SET_PASSIVE_SCAN, + passive_scan); if (err) { WL_ERR("error (%d)\n", err); return err; @@ -1089,7 +938,7 @@ brcmf_cfg80211_escan(struct wiphy *wiphy, struct net_device *ndev, struct brcmf_cfg80211_info *cfg = ndev_to_cfg(ndev); struct cfg80211_ssid *ssids; struct brcmf_cfg80211_scan_req *sr = cfg->scan_req_int; - __le32 passive_scan; + u32 passive_scan; bool escan_req; bool spec_scan; s32 err; @@ -1149,16 +998,16 @@ brcmf_cfg80211_escan(struct wiphy *wiphy, struct net_device *ndev, } else WL_SCAN("Broadcast scan\n"); - passive_scan = cfg->active_scan ? 0 : cpu_to_le32(1); - err = brcmf_exec_dcmd(ndev, BRCMF_C_SET_PASSIVE_SCAN, - &passive_scan, sizeof(passive_scan)); + passive_scan = cfg->active_scan ? 0 : 1; + err = brcmf_fil_cmd_int_set(ndev, BRCMF_C_SET_PASSIVE_SCAN, + passive_scan); if (err) { WL_ERR("WLC_SET_PASSIVE_SCAN error (%d)\n", err); goto scan_out; } brcmf_set_mpc(ndev, 0); - err = brcmf_exec_dcmd(ndev, BRCMF_C_SCAN, &sr->ssid_le, - sizeof(sr->ssid_le)); + err = brcmf_fil_cmd_data_set(ndev, BRCMF_C_SCAN, &sr->ssid_le, + sizeof(sr->ssid_le)); if (err) { if (err == -EBUSY) WL_INFO("BUSY: scan for \"%s\" canceled\n", @@ -1210,7 +1059,7 @@ static s32 brcmf_set_rts(struct net_device *ndev, u32 rts_threshold) { s32 err = 0; - err = brcmf_dev_intvar_set(ndev, "rtsthresh", rts_threshold); + err = brcmf_fil_iovar_int_set(ndev, "rtsthresh", rts_threshold); if (err) WL_ERR("Error (%d)\n", err); @@ -1221,7 +1070,7 @@ static s32 brcmf_set_frag(struct net_device *ndev, u32 frag_threshold) { s32 err = 0; - err = brcmf_dev_intvar_set(ndev, "fragthresh", frag_threshold); + err = brcmf_fil_iovar_int_set(ndev, "fragthresh", frag_threshold); if (err) WL_ERR("Error (%d)\n", err); @@ -1233,7 +1082,7 @@ static s32 brcmf_set_retry(struct net_device *ndev, u32 retry, bool l) s32 err = 0; u32 cmd = (l ? BRCM_SET_LRL : BRCM_SET_SRL); - err = brcmf_exec_dcmd_u32(ndev, cmd, &retry); + err = brcmf_fil_cmd_int_set(ndev, cmd, retry); if (err) { WL_ERR("cmd (%d) , error (%d)\n", cmd, err); return err; @@ -1327,7 +1176,7 @@ static void brcmf_link_down(struct brcmf_cfg80211_info *cfg) if (cfg->link_up) { ndev = cfg_to_ndev(cfg); WL_INFO("Call WLC_DISASSOC to stop excess roaming\n "); - err = brcmf_exec_dcmd(ndev, BRCMF_C_DISASSOC, NULL, 0); + err = brcmf_fil_cmd_data_set(ndev, BRCMF_C_DISASSOC, NULL, 0); if (err) WL_ERR("WLC_DISASSOC failed (%d)\n", err); cfg->link_up = false; @@ -1399,7 +1248,7 @@ brcmf_cfg80211_join_ibss(struct wiphy *wiphy, struct net_device *ndev, if (params->privacy) wsec |= WEP_ENABLED; - err = brcmf_dev_intvar_set(ndev, "wsec", wsec); + err = brcmf_fil_iovar_int_set(ndev, "wsec", wsec); if (err) { WL_ERR("wsec failed (%d)\n", err); goto done; @@ -1411,7 +1260,7 @@ brcmf_cfg80211_join_ibss(struct wiphy *wiphy, struct net_device *ndev, else bcnprd = 100; - err = brcmf_exec_dcmd_u32(ndev, BRCM_SET_BCNPRD, &bcnprd); + err = brcmf_fil_cmd_int_set(ndev, BRCM_SET_BCNPRD, bcnprd); if (err) { WL_ERR("WLC_SET_BCNPRD failed (%d)\n", err); goto done; @@ -1453,8 +1302,8 @@ brcmf_cfg80211_join_ibss(struct wiphy *wiphy, struct net_device *ndev, /* set channel for starter */ target_channel = cfg->channel; - err = brcmf_exec_dcmd_u32(ndev, BRCM_SET_CHANNEL, - &target_channel); + err = brcmf_fil_cmd_int_set(ndev, BRCM_SET_CHANNEL, + target_channel); if (err) { WL_ERR("WLC_SET_CHANNEL failed (%d)\n", err); goto done; @@ -1465,8 +1314,8 @@ brcmf_cfg80211_join_ibss(struct wiphy *wiphy, struct net_device *ndev, cfg->ibss_starter = false; - err = brcmf_exec_dcmd(ndev, BRCMF_C_SET_SSID, - &join_params, join_params_size); + err = brcmf_fil_cmd_data_set(ndev, BRCMF_C_SET_SSID, + &join_params, join_params_size); if (err) { WL_ERR("WLC_SET_SSID failed (%d)\n", err); goto done; @@ -1512,7 +1361,7 @@ static s32 brcmf_set_wpa_version(struct net_device *ndev, else val = WPA_AUTH_DISABLED; WL_CONN("setting wpa_auth to 0x%0x\n", val); - err = brcmf_dev_intvar_set(ndev, "wpa_auth", val); + err = brcmf_fil_iovar_int_set(ndev, "wpa_auth", val); if (err) { WL_ERR("set wpa_auth failed (%d)\n", err); return err; @@ -1552,7 +1401,7 @@ static s32 brcmf_set_auth_type(struct net_device *ndev, break; } - err = brcmf_dev_intvar_set(ndev, "auth", val); + err = brcmf_fil_iovar_int_set(ndev, "auth", val); if (err) { WL_ERR("set auth failed (%d)\n", err); return err; @@ -1617,7 +1466,7 @@ brcmf_set_set_cipher(struct net_device *ndev, } WL_CONN("pval (%d) gval (%d)\n", pval, gval); - err = brcmf_dev_intvar_set(ndev, "wsec", pval | gval); + err = brcmf_fil_iovar_int_set(ndev, "wsec", pval | gval); if (err) { WL_ERR("error (%d)\n", err); return err; @@ -1640,7 +1489,7 @@ brcmf_set_key_mgmt(struct net_device *ndev, struct cfg80211_connect_params *sme) s32 err = 0; if (sme->crypto.n_akm_suites) { - err = brcmf_dev_intvar_get(ndev, "wpa_auth", &val); + err = brcmf_fil_iovar_int_get(ndev, "wpa_auth", &val); if (err) { WL_ERR("could not get wpa_auth (%d)\n", err); return err; @@ -1674,7 +1523,7 @@ brcmf_set_key_mgmt(struct net_device *ndev, struct cfg80211_connect_params *sme) } WL_CONN("setting wpa_auth to %d\n", val); - err = brcmf_dev_intvar_set(ndev, "wpa_auth", val); + err = brcmf_fil_iovar_int_set(ndev, "wpa_auth", val); if (err) { WL_ERR("could not set wpa_auth (%d)\n", err); return err; @@ -1747,7 +1596,7 @@ brcmf_set_sharedkey(struct net_device *ndev, if (sec->auth_type == NL80211_AUTHTYPE_SHARED_KEY) { WL_CONN("set auth_type to shared key\n"); val = WL_AUTH_SHARED_KEY; /* shared key */ - err = brcmf_dev_intvar_set_bsscfg(ndev, "auth", val, bssidx); + err = brcmf_fil_bsscfg_int_set(ndev, bssidx, "auth", val); if (err) WL_ERR("set auth failed (%d)\n", err); } @@ -1835,8 +1684,8 @@ brcmf_cfg80211_connect(struct wiphy *wiphy, struct net_device *ndev, brcmf_ch_to_chanspec(cfg->channel, &join_params, &join_params_size); - err = brcmf_exec_dcmd(ndev, BRCMF_C_SET_SSID, - &join_params, join_params_size); + err = brcmf_fil_cmd_data_set(ndev, BRCMF_C_SET_SSID, + &join_params, join_params_size); if (err) WL_ERR("WLC_SET_SSID failed (%d)\n", err); @@ -1864,8 +1713,8 @@ brcmf_cfg80211_disconnect(struct wiphy *wiphy, struct net_device *ndev, memcpy(&scbval.ea, &profile->bssid, ETH_ALEN); scbval.val = cpu_to_le32(reason_code); - err = brcmf_exec_dcmd(ndev, BRCMF_C_DISASSOC, &scbval, - sizeof(struct brcmf_scb_val_le)); + err = brcmf_fil_cmd_data_set(ndev, BRCMF_C_DISASSOC, &scbval, + sizeof(struct brcmf_scb_val_le)); if (err) WL_ERR("error (%d)\n", err); @@ -1905,7 +1754,7 @@ brcmf_cfg80211_set_tx_power(struct wiphy *wiphy, } /* Make sure radio is off or on as far as software is concerned */ disable = WL_RADIO_SW_DISABLE << 16; - err = brcmf_exec_dcmd_u32(ndev, BRCMF_C_SET_RADIO, &disable); + err = brcmf_fil_cmd_int_set(ndev, BRCMF_C_SET_RADIO, disable); if (err) WL_ERR("WLC_SET_RADIO error (%d)\n", err); @@ -1913,7 +1762,7 @@ brcmf_cfg80211_set_tx_power(struct wiphy *wiphy, txpwrmw = 0xffff; else txpwrmw = (u16) dbm; - err = brcmf_dev_intvar_set(ndev, "qtxpower", + err = brcmf_fil_iovar_int_set(ndev, "qtxpower", (s32) (brcmf_mw_to_qdbm(txpwrmw))); if (err) WL_ERR("qtxpower error (%d)\n", err); @@ -1936,7 +1785,7 @@ static s32 brcmf_cfg80211_get_tx_power(struct wiphy *wiphy, s32 *dbm) if (!check_sys_up(wiphy)) return -EIO; - err = brcmf_dev_intvar_get(ndev, "qtxpower", &txpwrdbm); + err = brcmf_fil_iovar_int_get(ndev, "qtxpower", &txpwrdbm); if (err) { WL_ERR("error (%d)\n", err); goto done; @@ -1966,7 +1815,7 @@ brcmf_cfg80211_config_default_key(struct wiphy *wiphy, struct net_device *ndev, return -EIO; bssidx = brcmf_find_bssidx(cfg, ndev); - err = brcmf_dev_intvar_get_bsscfg(ndev, "wsec", &wsec, bssidx); + err = brcmf_fil_bsscfg_int_get(ndev, bssidx, "wsec", &wsec); if (err) { WL_ERR("WLC_GET_WSEC error (%d)\n", err); goto done; @@ -1975,8 +1824,8 @@ brcmf_cfg80211_config_default_key(struct wiphy *wiphy, struct net_device *ndev, if (wsec & WEP_ENABLED) { /* Just select a new current key */ index = key_idx; - err = brcmf_exec_dcmd_u32(ndev, BRCMF_C_SET_KEY_PRIMARY, - &index); + err = brcmf_fil_cmd_int_set(ndev, BRCMF_C_SET_KEY_PRIMARY, + index); if (err) WL_ERR("error (%d)\n", err); } @@ -1991,7 +1840,6 @@ brcmf_add_keyext(struct wiphy *wiphy, struct net_device *ndev, { struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); struct brcmf_wsec_key key; - struct brcmf_wsec_key_le key_le; s32 err = 0; s32 bssidx; @@ -2061,13 +1909,7 @@ brcmf_add_keyext(struct wiphy *wiphy, struct net_device *ndev, WL_ERR("Invalid cipher (0x%x)\n", params->cipher); return -EINVAL; } - convert_key_from_CPU(&key, &key_le); - - brcmf_netdev_wait_pend8021x(ndev); - err = brcmf_dev_iovar_setbuf_bsscfg(ndev, "wsec_key", &key_le, - sizeof(key_le), - cfg->extra_buf, - WL_EXTRA_BUF_MAX, bssidx); + err = send_key_to_dongle(cfg, bssidx, ndev, &key); if (err) WL_ERR("wsec_key error (%d)\n", err); } @@ -2152,13 +1994,13 @@ brcmf_cfg80211_add_key(struct wiphy *wiphy, struct net_device *ndev, if (err) goto done; - err = brcmf_dev_intvar_get_bsscfg(ndev, "wsec", &wsec, bssidx); + err = brcmf_fil_bsscfg_int_get(ndev, bssidx, "wsec", &wsec); if (err) { WL_ERR("get wsec error (%d)\n", err); goto done; } wsec |= val; - err = brcmf_dev_intvar_set_bsscfg(ndev, "wsec", wsec, bssidx); + err = brcmf_fil_bsscfg_int_set(ndev, bssidx, "wsec", wsec); if (err) { WL_ERR("set wsec error (%d)\n", err); goto done; @@ -2228,7 +2070,7 @@ brcmf_cfg80211_get_key(struct wiphy *wiphy, struct net_device *ndev, memset(¶ms, 0, sizeof(params)); bssidx = brcmf_find_bssidx(cfg, ndev); - err = brcmf_dev_intvar_get_bsscfg(ndev, "wsec", &wsec, bssidx); + err = brcmf_fil_bsscfg_int_get(ndev, bssidx, "wsec", &wsec); if (err) { WL_ERR("WLC_GET_WSEC error (%d)\n", err); /* Ignore this error, may happen during DISASSOC */ @@ -2286,27 +2128,25 @@ brcmf_cfg80211_get_station(struct wiphy *wiphy, struct net_device *ndev, s32 rate; s32 err = 0; u8 *bssid = profile->bssid; - struct brcmf_sta_info_le *sta_info_le; + struct brcmf_sta_info_le sta_info_le; WL_TRACE("Enter, MAC %pM\n", mac); if (!check_sys_up(wiphy)) return -EIO; if (cfg->conf->mode == WL_MODE_AP) { - err = brcmf_dev_iovar_getbuf(ndev, "sta_info", mac, ETH_ALEN, - cfg->dcmd_buf, - WL_DCMD_LEN_MAX); + memcpy(&sta_info_le, mac, ETH_ALEN); + err = brcmf_fil_iovar_data_get(ndev, "sta_info", &sta_info_le, + sizeof(sta_info_le)); if (err < 0) { WL_ERR("GET STA INFO failed, %d\n", err); goto done; } - sta_info_le = (struct brcmf_sta_info_le *)cfg->dcmd_buf; - sinfo->filled = STATION_INFO_INACTIVE_TIME; - sinfo->inactive_time = le32_to_cpu(sta_info_le->idle) * 1000; - if (le32_to_cpu(sta_info_le->flags) & BRCMF_STA_ASSOC) { + sinfo->inactive_time = le32_to_cpu(sta_info_le.idle) * 1000; + if (le32_to_cpu(sta_info_le.flags) & BRCMF_STA_ASSOC) { sinfo->filled |= STATION_INFO_CONNECTED_TIME; - sinfo->connected_time = le32_to_cpu(sta_info_le->in); + sinfo->connected_time = le32_to_cpu(sta_info_le.in); } WL_TRACE("STA idle time : %d ms, connected time :%d sec\n", sinfo->inactive_time, sinfo->connected_time); @@ -2318,7 +2158,7 @@ brcmf_cfg80211_get_station(struct wiphy *wiphy, struct net_device *ndev, goto done; } /* Report the current tx rate */ - err = brcmf_exec_dcmd_u32(ndev, BRCMF_C_GET_RATE, &rate); + err = brcmf_fil_cmd_int_get(ndev, BRCMF_C_GET_RATE, &rate); if (err) { WL_ERR("Could not get rate (%d)\n", err); goto done; @@ -2330,8 +2170,8 @@ brcmf_cfg80211_get_station(struct wiphy *wiphy, struct net_device *ndev, if (test_bit(WL_STATUS_CONNECTED, &cfg->status)) { memset(&scb_val, 0, sizeof(scb_val)); - err = brcmf_exec_dcmd(ndev, BRCMF_C_GET_RSSI, &scb_val, - sizeof(scb_val)); + err = brcmf_fil_cmd_data_get(ndev, BRCMF_C_GET_RSSI, &scb_val, + sizeof(struct brcmf_scb_val_le)); if (err) { WL_ERR("Could not get rssi (%d)\n", err); goto done; @@ -2376,7 +2216,7 @@ brcmf_cfg80211_set_power_mgmt(struct wiphy *wiphy, struct net_device *ndev, pm = enabled ? PM_FAST : PM_OFF; WL_INFO("power save %s\n", (pm ? "enabled" : "disabled")); - err = brcmf_exec_dcmd_u32(ndev, BRCMF_C_SET_PM, &pm); + err = brcmf_fil_cmd_int_set(ndev, BRCMF_C_SET_PM, pm); if (err) { if (err == -ENODEV) WL_ERR("net_device is not ready yet\n"); @@ -2407,8 +2247,8 @@ brcmf_cfg80211_set_bitrate_mask(struct wiphy *wiphy, struct net_device *ndev, /* addr param is always NULL. ignore it */ /* Get current rateset */ - err = brcmf_exec_dcmd(ndev, BRCM_GET_CURR_RATESET, &rateset_le, - sizeof(rateset_le)); + err = brcmf_fil_cmd_data_get(ndev, BRCM_GET_CURR_RATESET, &rateset_le, + sizeof(rateset_le)); if (err) { WL_ERR("could not get current rateset (%d)\n", err); goto done; @@ -2435,8 +2275,8 @@ brcmf_cfg80211_set_bitrate_mask(struct wiphy *wiphy, struct net_device *ndev, * Set rate override, * Since the is a/b/g-blind, both a/bg_rate are enforced. */ - err_bg = brcmf_dev_intvar_set(ndev, "bg_rate", rate); - err_a = brcmf_dev_intvar_set(ndev, "a_rate", rate); + err_bg = brcmf_fil_iovar_int_set(ndev, "bg_rate", rate); + err_a = brcmf_fil_iovar_int_set(ndev, "a_rate", rate); if (err_bg && err_a) { WL_ERR("could not set fixed rate (%d) (%d)\n", err_bg, err_a); err = err_bg | err_a; @@ -2565,7 +2405,8 @@ static s32 wl_inform_ibss(struct brcmf_cfg80211_info *cfg, *(__le32 *)buf = cpu_to_le32(WL_BSS_INFO_MAX); - err = brcmf_exec_dcmd(ndev, BRCMF_C_GET_BSS_INFO, buf, WL_BSS_INFO_MAX); + err = brcmf_fil_cmd_data_get(ndev, BRCMF_C_GET_BSS_INFO, buf, + WL_BSS_INFO_MAX); if (err) { WL_ERR("WLC_GET_BSS_INFO failed: %d\n", err); goto CleanUp; @@ -2706,8 +2547,9 @@ static s32 brcmf_update_bss_info(struct brcmf_cfg80211_info *cfg) ssid = &profile->ssid; *(__le32 *)cfg->extra_buf = cpu_to_le32(WL_EXTRA_BUF_MAX); - err = brcmf_exec_dcmd(cfg_to_ndev(cfg), BRCMF_C_GET_BSS_INFO, - cfg->extra_buf, WL_EXTRA_BUF_MAX); + err = brcmf_fil_cmd_data_get(cfg_to_ndev(cfg), + BRCMF_C_GET_BSS_INFO, + cfg->extra_buf, WL_EXTRA_BUF_MAX); if (err) { WL_ERR("Could not get bss info %d\n", err); goto update_bss_info_out; @@ -2732,8 +2574,8 @@ static s32 brcmf_update_bss_info(struct brcmf_cfg80211_info *cfg) * so we speficially query dtim information to dongle. */ u32 var; - err = brcmf_dev_intvar_get(cfg_to_ndev(cfg), - "dtim_assoc", &var); + err = brcmf_fil_iovar_int_get(cfg_to_ndev(cfg), + "dtim_assoc", &var); if (err) { WL_ERR("wl dtim_assoc failed (%d)\n", err); goto update_bss_info_out; @@ -2820,7 +2662,6 @@ static s32 brcmf_get_iscan_results(struct brcmf_cfg80211_iscan_ctrl *iscan, u32 *status, struct brcmf_scan_results **bss_list) { - struct brcmf_iscan_results list; struct brcmf_scan_results *results; struct brcmf_scan_results_le *results_le; struct brcmf_iscan_results *list_buf; @@ -2830,15 +2671,13 @@ brcmf_get_iscan_results(struct brcmf_cfg80211_iscan_ctrl *iscan, u32 *status, list_buf = (struct brcmf_iscan_results *)iscan->scan_buf; results = &list_buf->results; results_le = &list_buf->results_le; - results->buflen = BRCMF_ISCAN_RESULTS_FIXED_SIZE; - results->version = 0; - results->count = 0; + results_le->buflen = cpu_to_le32(sizeof(iscan->scan_buf)); + results_le->version = 0; + results_le->count = 0; - memset(&list, 0, sizeof(list)); - list.results_le.buflen = cpu_to_le32(WL_ISCAN_BUF_MAX); - err = brcmf_dev_iovar_getbuf(iscan->ndev, "iscanresults", &list, - BRCMF_ISCAN_RESULTS_FIXED_SIZE, - iscan->scan_buf, WL_ISCAN_BUF_MAX); + err = brcmf_fil_iovar_data_get(iscan->ndev, "iscanresults", + iscan->scan_buf, + sizeof(iscan->scan_buf)); if (err) { WL_ERR("error (%d)\n", err); return err; @@ -3222,42 +3061,6 @@ static s32 brcmf_cfg80211_suspend(struct wiphy *wiphy, } static __used s32 -brcmf_dev_bufvar_set(struct net_device *ndev, s8 *name, s8 *buf, s32 len) -{ - struct brcmf_cfg80211_info *cfg = ndev_to_cfg(ndev); - u32 buflen; - - buflen = brcmf_c_mkiovar(name, buf, len, cfg->dcmd_buf, - WL_DCMD_LEN_MAX); - BUG_ON(!buflen); - - return brcmf_exec_dcmd(ndev, BRCMF_C_SET_VAR, cfg->dcmd_buf, - buflen); -} - -static s32 -brcmf_dev_bufvar_get(struct net_device *ndev, s8 *name, s8 *buf, - s32 buf_len) -{ - struct brcmf_cfg80211_info *cfg = ndev_to_cfg(ndev); - u32 len; - s32 err = 0; - - len = brcmf_c_mkiovar(name, NULL, 0, cfg->dcmd_buf, - WL_DCMD_LEN_MAX); - BUG_ON(!len); - err = brcmf_exec_dcmd(ndev, BRCMF_C_GET_VAR, cfg->dcmd_buf, - WL_DCMD_LEN_MAX); - if (err) { - WL_ERR("error (%d)\n", err); - return err; - } - memcpy(buf, cfg->dcmd_buf, buf_len); - - return err; -} - -static __used s32 brcmf_update_pmklist(struct net_device *ndev, struct brcmf_cfg80211_pmk_list *pmk_list, s32 err) { @@ -3275,8 +3078,8 @@ brcmf_update_pmklist(struct net_device *ndev, } if (!err) - brcmf_dev_bufvar_set(ndev, "pmkid_info", (char *)pmk_list, - sizeof(*pmk_list)); + brcmf_fil_iovar_data_set(ndev, "pmkid_info", (char *)pmk_list, + sizeof(*pmk_list)); return err; } @@ -3512,15 +3315,13 @@ out_err: #ifndef CONFIG_BRCMISCAN static int brcmf_dev_pno_clean(struct net_device *ndev) { - char iovbuf[128]; int ret; /* Disable pfn */ - ret = brcmf_dev_intvar_set(ndev, "pfn", 0); + ret = brcmf_fil_iovar_int_set(ndev, "pfn", 0); if (ret == 0) { /* clear pfn */ - ret = brcmf_dev_iovar_setbuf(ndev, "pfnclear", NULL, 0, - iovbuf, sizeof(iovbuf)); + ret = brcmf_fil_iovar_data_set(ndev, "pfnclear", NULL, 0); } if (ret < 0) WL_ERR("failed code %d\n", ret); @@ -3531,7 +3332,6 @@ static int brcmf_dev_pno_clean(struct net_device *ndev) static int brcmf_dev_pno_config(struct net_device *ndev) { struct brcmf_pno_param_le pfn_param; - char iovbuf[128]; memset(&pfn_param, 0, sizeof(pfn_param)); pfn_param.version = cpu_to_le32(BRCMF_PNO_VERSION); @@ -3544,9 +3344,8 @@ static int brcmf_dev_pno_config(struct net_device *ndev) /* set up pno scan fr */ pfn_param.scan_freq = cpu_to_le32(BRCMF_PNO_TIME); - return brcmf_dev_iovar_setbuf(ndev, "pfn_set", - &pfn_param, sizeof(pfn_param), - iovbuf, sizeof(iovbuf)); + return brcmf_fil_iovar_data_set(ndev, "pfn_set", &pfn_param, + sizeof(pfn_param)); } static int @@ -3554,7 +3353,6 @@ brcmf_cfg80211_sched_scan_start(struct wiphy *wiphy, struct net_device *ndev, struct cfg80211_sched_scan_request *request) { - char iovbuf[128]; struct brcmf_cfg80211_info *cfg = wiphy_priv(wiphy); struct brcmf_pno_net_param_le pfn; int i; @@ -3620,15 +3418,14 @@ brcmf_cfg80211_sched_scan_start(struct wiphy *wiphy, pfn.flags = cpu_to_le32(1 << BRCMF_PNO_HIDDEN_BIT); pfn.ssid.SSID_len = cpu_to_le32(ssid_len); memcpy(pfn.ssid.SSID, ssid->ssid, ssid_len); - ret = brcmf_dev_iovar_setbuf(ndev, "pfn_add", - &pfn, sizeof(pfn), - iovbuf, sizeof(iovbuf)); + ret = brcmf_fil_iovar_data_set(ndev, "pfn_add", + &pfn, sizeof(pfn)); WL_SCAN(">>> PNO filter %s for ssid (%s)\n", ret == 0 ? "set" : "failed", ssid->ssid); } /* Enable the PNO */ - if (brcmf_dev_intvar_set(ndev, "pfn", 1) < 0) { + if (brcmf_fil_iovar_int_set(ndev, "pfn", 1) < 0) { WL_ERR("PNO enable failed!! ret=%d\n", ret); return -EINVAL; } @@ -3676,20 +3473,19 @@ static s32 brcmf_configure_opensecurity(struct net_device *ndev, s32 bssidx) s32 err; /* set auth */ - err = brcmf_dev_intvar_set_bsscfg(ndev, "auth", 0, bssidx); + err = brcmf_fil_bsscfg_int_set(ndev, bssidx, "auth", 0); if (err < 0) { WL_ERR("auth error %d\n", err); return err; } /* set wsec */ - err = brcmf_dev_intvar_set_bsscfg(ndev, "wsec", 0, bssidx); + err = brcmf_fil_bsscfg_int_set(ndev, bssidx, "wsec", 0); if (err < 0) { WL_ERR("wsec error %d\n", err); return err; } /* set upper-layer auth */ - err = brcmf_dev_intvar_set_bsscfg(ndev, "wpa_auth", - WPA_AUTH_NONE, bssidx); + err = brcmf_fil_bsscfg_int_set(ndev, bssidx, "wpa_auth", WPA_AUTH_NONE); if (err < 0) { WL_ERR("wpa_auth error %d\n", err); return err; @@ -3850,8 +3646,8 @@ brcmf_configure_wpaie(struct net_device *ndev, struct brcmf_vs_tlv *wpa_ie, wme_bss_disable = 0; } /* set wme_bss_disable to sync RSN Capabilities */ - err = brcmf_dev_intvar_set_bsscfg(ndev, "wme_bss_disable", - wme_bss_disable, bssidx); + err = brcmf_fil_bsscfg_int_set(ndev, bssidx, "wme_bss_disable", + wme_bss_disable); if (err < 0) { WL_ERR("wme_bss_disable error %d\n", err); goto exit; @@ -3861,19 +3657,19 @@ brcmf_configure_wpaie(struct net_device *ndev, struct brcmf_vs_tlv *wpa_ie, wsec = (pval | gval | SES_OW_ENABLED); /* set auth */ - err = brcmf_dev_intvar_set_bsscfg(ndev, "auth", auth, bssidx); + err = brcmf_fil_bsscfg_int_set(ndev, bssidx, "auth", auth); if (err < 0) { WL_ERR("auth error %d\n", err); goto exit; } /* set wsec */ - err = brcmf_dev_intvar_set_bsscfg(ndev, "wsec", wsec, bssidx); + err = brcmf_fil_bsscfg_int_set(ndev, bssidx, "wsec", wsec); if (err < 0) { WL_ERR("wsec error %d\n", err); goto exit; } /* set upper-layer auth */ - err = brcmf_dev_intvar_set_bsscfg(ndev, "wpa_auth", wpa_auth, bssidx); + err = brcmf_fil_bsscfg_int_set(ndev, bssidx, "wpa_auth", wpa_auth); if (err < 0) { WL_ERR("wpa_auth error %d\n", err); goto exit; @@ -4103,11 +3899,9 @@ brcmf_set_management_ie(struct brcmf_cfg80211_info *cfg, } } if (total_ie_buf_len) { - err = brcmf_dev_iovar_setbuf_bsscfg(ndev, "vndr_ie", - iovar_ie_buf, - total_ie_buf_len, - cfg->extra_buf, - WL_EXTRA_BUF_MAX, bssidx); + err = brcmf_fil_bsscfg_data_set(ndev, bssidx, "vndr_ie", + iovar_ie_buf, + total_ie_buf_len); if (err) WL_ERR("vndr ie set error : %d\n", err); } @@ -4124,7 +3918,6 @@ brcmf_cfg80211_start_ap(struct wiphy *wiphy, struct net_device *ndev, s32 ie_offset; struct brcmf_tlv *ssid_ie; struct brcmf_ssid_le ssid_le; - s32 ioctl_value; s32 err = -EPERM; struct brcmf_tlv *rsn_ie; struct brcmf_vs_tlv *wpa_ie; @@ -4163,20 +3956,17 @@ brcmf_cfg80211_start_ap(struct wiphy *wiphy, struct net_device *ndev, } brcmf_set_mpc(ndev, 0); - ioctl_value = 1; - err = brcmf_exec_dcmd_u32(ndev, BRCMF_C_DOWN, &ioctl_value); + err = brcmf_fil_cmd_int_set(ndev, BRCMF_C_DOWN, 1); if (err < 0) { WL_ERR("BRCMF_C_DOWN error %d\n", err); goto exit; } - ioctl_value = 1; - err = brcmf_exec_dcmd_u32(ndev, BRCMF_C_SET_INFRA, &ioctl_value); + err = brcmf_fil_cmd_int_set(ndev, BRCMF_C_SET_INFRA, 1); if (err < 0) { WL_ERR("SET INFRA error %d\n", err); goto exit; } - ioctl_value = 1; - err = brcmf_exec_dcmd_u32(ndev, BRCMF_C_SET_AP, &ioctl_value); + err = brcmf_fil_cmd_int_set(ndev, BRCMF_C_SET_AP, 1); if (err < 0) { WL_ERR("setting AP mode failed %d\n", err); goto exit; @@ -4245,25 +4035,22 @@ brcmf_cfg80211_start_ap(struct wiphy *wiphy, struct net_device *ndev, WL_TRACE("Applied Vndr IEs for Probe Resp\n"); if (settings->beacon_interval) { - ioctl_value = settings->beacon_interval; - err = brcmf_exec_dcmd_u32(ndev, BRCMF_C_SET_BCNPRD, - &ioctl_value); + err = brcmf_fil_cmd_int_set(ndev, BRCMF_C_SET_BCNPRD, + settings->beacon_interval); if (err < 0) { WL_ERR("Beacon Interval Set Error, %d\n", err); goto exit; } } if (settings->dtim_period) { - ioctl_value = settings->dtim_period; - err = brcmf_exec_dcmd_u32(ndev, BRCMF_C_SET_DTIMPRD, - &ioctl_value); + err = brcmf_fil_cmd_int_set(ndev, BRCMF_C_SET_DTIMPRD, + settings->dtim_period); if (err < 0) { WL_ERR("DTIM Interval Set Error, %d\n", err); goto exit; } } - ioctl_value = 1; - err = brcmf_exec_dcmd_u32(ndev, BRCMF_C_UP, &ioctl_value); + err = brcmf_fil_cmd_int_set(ndev, BRCMF_C_UP, 1); if (err < 0) { WL_ERR("BRCMF_C_UP error (%d)\n", err); goto exit; @@ -4273,8 +4060,8 @@ brcmf_cfg80211_start_ap(struct wiphy *wiphy, struct net_device *ndev, /* join parameters starts with ssid */ memcpy(&join_params.ssid_le, &ssid_le, sizeof(ssid_le)); /* create softap */ - err = brcmf_exec_dcmd(ndev, BRCMF_C_SET_SSID, &join_params, - sizeof(join_params)); + err = brcmf_fil_cmd_data_set(ndev, BRCMF_C_SET_SSID, &join_params, + sizeof(join_params)); if (err < 0) { WL_ERR("SET SSID error (%d)\n", err); goto exit; @@ -4291,7 +4078,6 @@ exit: static int brcmf_cfg80211_stop_ap(struct wiphy *wiphy, struct net_device *ndev) { struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); - s32 ioctl_value; s32 err = -EPERM; WL_TRACE("Enter\n"); @@ -4300,14 +4086,12 @@ static int brcmf_cfg80211_stop_ap(struct wiphy *wiphy, struct net_device *ndev) /* Due to most likely deauths outstanding we sleep */ /* first to make sure they get processed by fw. */ msleep(400); - ioctl_value = 0; - err = brcmf_exec_dcmd_u32(ndev, BRCMF_C_SET_AP, &ioctl_value); + err = brcmf_fil_cmd_int_set(ndev, BRCMF_C_SET_AP, 0); if (err < 0) { WL_ERR("setting AP mode failed %d\n", err); goto exit; } - ioctl_value = 0; - err = brcmf_exec_dcmd_u32(ndev, BRCMF_C_UP, &ioctl_value); + err = brcmf_fil_cmd_int_set(ndev, BRCMF_C_UP, 0); if (err < 0) { WL_ERR("BRCMF_C_UP error %d\n", err); goto exit; @@ -4337,8 +4121,9 @@ brcmf_cfg80211_del_station(struct wiphy *wiphy, struct net_device *ndev, memcpy(&scbval.ea, mac, ETH_ALEN); scbval.val = cpu_to_le32(WLAN_REASON_DEAUTH_LEAVING); - err = brcmf_exec_dcmd(ndev, BRCMF_C_SCB_DEAUTHENTICATE_FOR_REASON, - &scbval, sizeof(scbval)); + err = brcmf_fil_cmd_data_set(ndev, + BRCMF_C_SCB_DEAUTHENTICATE_FOR_REASON, + &scbval, sizeof(scbval)); if (err) WL_ERR("SCB_DEAUTHENTICATE_FOR_REASON failed %d\n", err); @@ -4549,8 +4334,8 @@ static s32 brcmf_get_assoc_ies(struct brcmf_cfg80211_info *cfg) brcmf_clear_assoc_ies(cfg); - err = brcmf_dev_bufvar_get(ndev, "assoc_info", cfg->extra_buf, - WL_ASSOC_INFO_MAX); + err = brcmf_fil_iovar_data_get(ndev, "assoc_info", cfg->extra_buf, + WL_ASSOC_INFO_MAX); if (err) { WL_ERR("could not get assoc info (%d)\n", err); return err; @@ -4560,9 +4345,9 @@ static s32 brcmf_get_assoc_ies(struct brcmf_cfg80211_info *cfg) req_len = le32_to_cpu(assoc_info->req_len); resp_len = le32_to_cpu(assoc_info->resp_len); if (req_len) { - err = brcmf_dev_bufvar_get(ndev, "assoc_req_ies", - cfg->extra_buf, - WL_ASSOC_INFO_MAX); + err = brcmf_fil_iovar_data_get(ndev, "assoc_req_ies", + cfg->extra_buf, + WL_ASSOC_INFO_MAX); if (err) { WL_ERR("could not get assoc req (%d)\n", err); return err; @@ -4576,9 +4361,9 @@ static s32 brcmf_get_assoc_ies(struct brcmf_cfg80211_info *cfg) conn_info->req_ie = NULL; } if (resp_len) { - err = brcmf_dev_bufvar_get(ndev, "assoc_resp_ies", - cfg->extra_buf, - WL_ASSOC_INFO_MAX); + err = brcmf_fil_iovar_data_get(ndev, "assoc_resp_ies", + cfg->extra_buf, + WL_ASSOC_INFO_MAX); if (err) { WL_ERR("could not get assoc resp (%d)\n", err); return err; @@ -4627,7 +4412,8 @@ brcmf_bss_roaming_done(struct brcmf_cfg80211_info *cfg, /* data sent to dongle has to be little endian */ *(__le32 *)buf = cpu_to_le32(WL_BSS_INFO_MAX); - err = brcmf_exec_dcmd(ndev, BRCMF_C_GET_BSS_INFO, buf, WL_BSS_INFO_MAX); + err = brcmf_fil_cmd_data_get(ndev, BRCMF_C_GET_BSS_INFO, buf, + WL_BSS_INFO_MAX); if (err) goto done; @@ -4841,8 +4627,9 @@ brcmf_notify_scan_status(struct brcmf_cfg80211_info *cfg, goto scan_done_out; } - err = brcmf_exec_dcmd(ndev, BRCMF_C_GET_CHANNEL, &channel_inform_le, - sizeof(channel_inform_le)); + err = brcmf_fil_cmd_data_get(ndev, BRCMF_C_GET_CHANNEL, + &channel_inform_le, + sizeof(channel_inform_le)); if (err) { WL_ERR("scan busy (%d)\n", err); scan_abort = true; @@ -4856,8 +4643,8 @@ brcmf_notify_scan_status(struct brcmf_cfg80211_info *cfg, memset(cfg->scan_results, 0, len); bss_list_le->buflen = cpu_to_le32(len); - err = brcmf_exec_dcmd(ndev, BRCMF_C_SCAN_RESULTS, - cfg->scan_results, len); + err = brcmf_fil_cmd_data_get(ndev, BRCMF_C_SCAN_RESULTS, + cfg->scan_results, len); if (err) { WL_ERR("%s Scan_results error (%d)\n", ndev->name, err); err = -EINVAL; @@ -5201,22 +4988,18 @@ brcmf_cfg80211_event(struct net_device *ndev, static s32 brcmf_dongle_eventmsg(struct net_device *ndev) { - /* Room for "event_msgs" + '\0' + bitvec */ - s8 iovbuf[BRCMF_EVENTING_MASK_LEN + 12]; s8 eventmask[BRCMF_EVENTING_MASK_LEN]; s32 err = 0; WL_TRACE("Enter\n"); /* Setup event_msgs */ - brcmf_c_mkiovar("event_msgs", eventmask, BRCMF_EVENTING_MASK_LEN, - iovbuf, sizeof(iovbuf)); - err = brcmf_exec_dcmd(ndev, BRCMF_C_GET_VAR, iovbuf, sizeof(iovbuf)); + err = brcmf_fil_iovar_data_get(ndev, "event_msgs", eventmask, + BRCMF_EVENTING_MASK_LEN); if (err) { WL_ERR("Get event_msgs error (%d)\n", err); goto dongle_eventmsg_out; } - memcpy(eventmask, iovbuf, BRCMF_EVENTING_MASK_LEN); setbit(eventmask, BRCMF_E_SET_SSID); setbit(eventmask, BRCMF_E_ROAM); @@ -5240,9 +5023,8 @@ static s32 brcmf_dongle_eventmsg(struct net_device *ndev) setbit(eventmask, BRCMF_E_ESCAN_RESULT); setbit(eventmask, BRCMF_E_PFN_NET_FOUND); - brcmf_c_mkiovar("event_msgs", eventmask, BRCMF_EVENTING_MASK_LEN, - iovbuf, sizeof(iovbuf)); - err = brcmf_exec_dcmd(ndev, BRCMF_C_SET_VAR, iovbuf, sizeof(iovbuf)); + err = brcmf_fil_iovar_data_set(ndev, "event_msgs", eventmask, + BRCMF_EVENTING_MASK_LEN); if (err) { WL_ERR("Set event_msgs error (%d)\n", err); goto dongle_eventmsg_out; @@ -5256,23 +5038,16 @@ dongle_eventmsg_out: static s32 brcmf_dongle_roam(struct net_device *ndev, u32 roamvar, u32 bcn_timeout) { - s8 iovbuf[32]; s32 err = 0; __le32 roamtrigger[2]; __le32 roam_delta[2]; - __le32 bcn_to_le; - __le32 roamvar_le; /* * Setup timeout if Beacons are lost and roam is * off to report link down */ if (roamvar) { - bcn_to_le = cpu_to_le32(bcn_timeout); - brcmf_c_mkiovar("bcn_timeout", (char *)&bcn_to_le, - sizeof(bcn_to_le), iovbuf, sizeof(iovbuf)); - err = brcmf_exec_dcmd(ndev, BRCMF_C_SET_VAR, - iovbuf, sizeof(iovbuf)); + err = brcmf_fil_iovar_int_set(ndev, "bcn_timeout", bcn_timeout); if (err) { WL_ERR("bcn_timeout error (%d)\n", err); goto dongle_rom_out; @@ -5284,10 +5059,7 @@ brcmf_dongle_roam(struct net_device *ndev, u32 roamvar, u32 bcn_timeout) * to take care of roaming */ WL_INFO("Internal Roaming = %s\n", roamvar ? "Off" : "On"); - roamvar_le = cpu_to_le32(roamvar); - brcmf_c_mkiovar("roam_off", (char *)&roamvar_le, - sizeof(roamvar_le), iovbuf, sizeof(iovbuf)); - err = brcmf_exec_dcmd(ndev, BRCMF_C_SET_VAR, iovbuf, sizeof(iovbuf)); + err = brcmf_fil_iovar_int_set(ndev, "roam_off", roamvar); if (err) { WL_ERR("roam_off error (%d)\n", err); goto dongle_rom_out; @@ -5295,8 +5067,8 @@ brcmf_dongle_roam(struct net_device *ndev, u32 roamvar, u32 bcn_timeout) roamtrigger[0] = cpu_to_le32(WL_ROAM_TRIGGER_LEVEL); roamtrigger[1] = cpu_to_le32(BRCM_BAND_ALL); - err = brcmf_exec_dcmd(ndev, BRCMF_C_SET_ROAM_TRIGGER, - (void *)roamtrigger, sizeof(roamtrigger)); + err = brcmf_fil_cmd_data_set(ndev, BRCMF_C_SET_ROAM_TRIGGER, + (void *)roamtrigger, sizeof(roamtrigger)); if (err) { WL_ERR("WLC_SET_ROAM_TRIGGER error (%d)\n", err); goto dongle_rom_out; @@ -5304,8 +5076,8 @@ brcmf_dongle_roam(struct net_device *ndev, u32 roamvar, u32 bcn_timeout) roam_delta[0] = cpu_to_le32(WL_ROAM_DELTA); roam_delta[1] = cpu_to_le32(BRCM_BAND_ALL); - err = brcmf_exec_dcmd(ndev, BRCMF_C_SET_ROAM_DELTA, - (void *)roam_delta, sizeof(roam_delta)); + err = brcmf_fil_cmd_data_set(ndev, BRCMF_C_SET_ROAM_DELTA, + (void *)roam_delta, sizeof(roam_delta)); if (err) { WL_ERR("WLC_SET_ROAM_DELTA error (%d)\n", err); goto dongle_rom_out; @@ -5320,12 +5092,9 @@ brcmf_dongle_scantime(struct net_device *ndev, s32 scan_assoc_time, s32 scan_unassoc_time, s32 scan_passive_time) { s32 err = 0; - __le32 scan_assoc_tm_le = cpu_to_le32(scan_assoc_time); - __le32 scan_unassoc_tm_le = cpu_to_le32(scan_unassoc_time); - __le32 scan_passive_tm_le = cpu_to_le32(scan_passive_time); - err = brcmf_exec_dcmd(ndev, BRCMF_C_SET_SCAN_CHANNEL_TIME, - &scan_assoc_tm_le, sizeof(scan_assoc_tm_le)); + err = brcmf_fil_cmd_int_set(ndev, BRCMF_C_SET_SCAN_CHANNEL_TIME, + scan_assoc_time); if (err) { if (err == -EOPNOTSUPP) WL_INFO("Scan assoc time is not supported\n"); @@ -5333,8 +5102,8 @@ brcmf_dongle_scantime(struct net_device *ndev, s32 scan_assoc_time, WL_ERR("Scan assoc time error (%d)\n", err); goto dongle_scantime_out; } - err = brcmf_exec_dcmd(ndev, BRCMF_C_SET_SCAN_UNASSOC_TIME, - &scan_unassoc_tm_le, sizeof(scan_unassoc_tm_le)); + err = brcmf_fil_cmd_int_set(ndev, BRCMF_C_SET_SCAN_UNASSOC_TIME, + scan_unassoc_time); if (err) { if (err == -EOPNOTSUPP) WL_INFO("Scan unassoc time is not supported\n"); @@ -5343,8 +5112,8 @@ brcmf_dongle_scantime(struct net_device *ndev, s32 scan_assoc_time, goto dongle_scantime_out; } - err = brcmf_exec_dcmd(ndev, BRCMF_C_SET_SCAN_PASSIVE_TIME, - &scan_passive_tm_le, sizeof(scan_passive_tm_le)); + err = brcmf_fil_cmd_int_set(ndev, BRCMF_C_SET_SCAN_PASSIVE_TIME, + scan_passive_time); if (err) { if (err == -EOPNOTSUPP) WL_INFO("Scan passive time is not supported\n"); @@ -5364,8 +5133,8 @@ static s32 wl_update_wiphybands(struct brcmf_cfg80211_info *cfg) s8 phy; s32 err = 0; - err = brcmf_exec_dcmd(cfg_to_ndev(cfg), BRCM_GET_PHYLIST, - &phy_list, sizeof(phy_list)); + err = brcmf_fil_cmd_data_get(cfg_to_ndev(cfg), BRCM_GET_PHYLIST, + &phy_list, sizeof(phy_list)); if (err) { WL_ERR("error (%d)\n", err); return err; @@ -5407,7 +5176,7 @@ static s32 brcmf_config_dongle(struct brcmf_cfg80211_info *cfg) goto default_conf_out; power_mode = cfg->pwr_save ? PM_FAST : PM_OFF; - err = brcmf_exec_dcmd_u32(ndev, BRCMF_C_SET_PM, &power_mode); + err = brcmf_fil_cmd_int_set(ndev, BRCMF_C_SET_PM, power_mode); if (err) goto default_conf_out; WL_INFO("power save set to %s\n", -- cgit v0.10.2 From 91917c77d229be369df007e6a6f5638bca26cc2b Mon Sep 17 00:00:00 2001 From: Hante Meuleman Date: Mon, 22 Oct 2012 10:36:15 -0700 Subject: brcmfmac: remove unused iswl variable. Variable iswl always gets initialised to the same and support for this var is not needed. Reviewed-by: Arend Van Spriel Signed-off-by: Hante Meuleman Signed-off-by: Franky Lin Signed-off-by: John W. Linville diff --git a/drivers/net/wireless/brcm80211/brcmfmac/dhd.h b/drivers/net/wireless/brcm80211/brcmfmac/dhd.h index a73da9d..c915d33 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/dhd.h +++ b/drivers/net/wireless/brcm80211/brcmfmac/dhd.h @@ -629,7 +629,6 @@ struct brcmf_pub { u8 wme_dp; /* wme discard priority */ /* Dongle media info */ - bool iswl; /* Dongle-resident driver is wl */ unsigned long drv_version; /* Version of dongle-resident driver */ u8 mac[ETH_ALEN]; /* MAC address obtained from dongle */ diff --git a/drivers/net/wireless/brcm80211/brcmfmac/dhd_cdc.c b/drivers/net/wireless/brcm80211/brcmfmac/dhd_cdc.c index a5c15ca..b07a438 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/dhd_cdc.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/dhd_cdc.c @@ -481,9 +481,6 @@ int brcmf_proto_init(struct brcmf_pub *drvr) ret = brcmf_c_preinit_dcmds(drvr); - /* Always assumes wl for now */ - drvr->iswl = true; - return ret; } diff --git a/drivers/net/wireless/brcm80211/brcmfmac/dhd_linux.c b/drivers/net/wireless/brcm80211/brcmfmac/dhd_linux.c index 189c5be..5f91fae 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/dhd_linux.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/dhd_linux.c @@ -619,12 +619,9 @@ static int brcmf_ethtool(struct brcmf_pub *drvr, void __user *uaddr) brcmf_dbg(ERROR, "dongle is not up\n"); return -ENODEV; } - /* finally, report dongle driver type */ - else if (drvr->iswl) - sprintf(info.driver, "wl"); else - sprintf(info.driver, "xx"); + sprintf(info.driver, "wl"); sprintf(info.version, "%lu", drvr->drv_version); if (copy_to_user(uaddr, &info, sizeof(info))) @@ -734,11 +731,6 @@ s32 brcmf_exec_dcmd(struct net_device *ndev, u32 cmd, void *arg, u32 len) goto done; } - if (!drvr->iswl) { - err = -EIO; - goto done; - } - /* * Intercept BRCMF_C_SET_KEY CMD - serialize M4 send and * set key CMD to prevent M4 encryption. diff --git a/drivers/net/wireless/brcm80211/brcmfmac/dhd_proto.h b/drivers/net/wireless/brcm80211/brcmfmac/dhd_proto.h index 6bc4425..f3e72de 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/dhd_proto.h +++ b/drivers/net/wireless/brcm80211/brcmfmac/dhd_proto.h @@ -28,7 +28,7 @@ extern int brcmf_proto_attach(struct brcmf_pub *drvr); extern void brcmf_proto_detach(struct brcmf_pub *drvr); /* Initialize protocol: sync w/dongle state. - * Sets dongle media info (iswl, drv_version, mac address). + * Sets dongle media info (drv_version, mac address). */ extern int brcmf_proto_init(struct brcmf_pub *drvr); -- cgit v0.10.2 From f368a5b6015c501fa291df81b52811be189b82ee Mon Sep 17 00:00:00 2001 From: Hante Meuleman Date: Mon, 22 Oct 2012 10:36:16 -0700 Subject: brcmfmac: change testmode command to use new firmware interface layer switch to new firmware interface layer and remove redundant code. Reviewed-by: Arend Van Spriel Signed-off-by: Hante Meuleman Signed-off-by: Franky Lin Signed-off-by: John W. Linville diff --git a/drivers/net/wireless/brcm80211/brcmfmac/dhd.h b/drivers/net/wireless/brcm80211/brcmfmac/dhd.h index c915d33..1589c1b 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/dhd.h +++ b/drivers/net/wireless/brcm80211/brcmfmac/dhd.h @@ -714,9 +714,6 @@ extern uint brcmf_c_mkiovar_bsscfg(char *name, char *data, uint datalen, extern int brcmf_netdev_wait_pend8021x(struct net_device *ndev); -extern s32 brcmf_exec_dcmd(struct net_device *dev, u32 cmd, void *arg, u32 len); -extern int brcmf_netlink_dcmd(struct net_device *ndev, struct brcmf_dcmd *dcmd); - /* Return pointer to interface name */ extern char *brcmf_ifname(struct brcmf_pub *drvr, int idx); diff --git a/drivers/net/wireless/brcm80211/brcmfmac/dhd_linux.c b/drivers/net/wireless/brcm80211/brcmfmac/dhd_linux.c index 5f91fae..c524b04 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/dhd_linux.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/dhd_linux.c @@ -706,60 +706,6 @@ static int brcmf_netdev_ioctl_entry(struct net_device *ndev, struct ifreq *ifr, return -EOPNOTSUPP; } -/* called only from within this driver. Sends a command to the dongle. */ -s32 brcmf_exec_dcmd(struct net_device *ndev, u32 cmd, void *arg, u32 len) -{ - struct brcmf_dcmd dcmd; - s32 err = 0; - int buflen = 0; - bool is_set_key_cmd; - struct brcmf_if *ifp = netdev_priv(ndev); - struct brcmf_pub *drvr = ifp->drvr; - - memset(&dcmd, 0, sizeof(dcmd)); - dcmd.cmd = cmd; - dcmd.buf = arg; - dcmd.len = len; - - if (dcmd.buf != NULL) - buflen = min_t(uint, dcmd.len, BRCMF_DCMD_MAXLEN); - - /* send to dongle (must be up, and wl) */ - if ((drvr->bus_if->state != BRCMF_BUS_DATA)) { - brcmf_dbg(ERROR, "DONGLE_DOWN\n"); - err = -EIO; - goto done; - } - - /* - * Intercept BRCMF_C_SET_KEY CMD - serialize M4 send and - * set key CMD to prevent M4 encryption. - */ - is_set_key_cmd = ((dcmd.cmd == BRCMF_C_SET_KEY) || - ((dcmd.cmd == BRCMF_C_SET_VAR) && - !(strncmp("wsec_key", dcmd.buf, 9))) || - ((dcmd.cmd == BRCMF_C_SET_VAR) && - !(strncmp("bsscfg:wsec_key", dcmd.buf, 15)))); - if (is_set_key_cmd) - brcmf_netdev_wait_pend8021x(ndev); - - err = brcmf_proto_dcmd(drvr, ifp->idx, &dcmd, buflen); - -done: - if (err > 0) - err = 0; - - return err; -} - -int brcmf_netlink_dcmd(struct net_device *ndev, struct brcmf_dcmd *dcmd) -{ - brcmf_dbg(TRACE, "enter: cmd %x buf %p len %d\n", - dcmd->cmd, dcmd->buf, dcmd->len); - - return brcmf_exec_dcmd(ndev, dcmd->cmd, dcmd->buf, dcmd->len); -} - static int brcmf_netdev_stop(struct net_device *ndev) { struct brcmf_if *ifp = netdev_priv(ndev); diff --git a/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c b/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c index 0beb2c6..d354b2a 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c @@ -3458,7 +3458,15 @@ static int brcmf_cfg80211_testmode(struct wiphy *wiphy, void *data, int len) struct sk_buff *reply; int ret; - ret = brcmf_netlink_dcmd(ndev, dcmd); + WL_TRACE("cmd %x set %d buf %p len %d\n", dcmd->cmd, dcmd->set, + dcmd->buf, dcmd->len); + + if (dcmd->set) + ret = brcmf_fil_cmd_data_set(ndev, dcmd->cmd, dcmd->buf, + dcmd->len); + else + ret = brcmf_fil_cmd_data_get(ndev, dcmd->cmd, dcmd->buf, + dcmd->len); if (ret == 0) { reply = cfg80211_testmode_alloc_reply_skb(wiphy, sizeof(*dcmd)); nla_put(reply, NL80211_ATTR_TESTDATA, sizeof(*dcmd), dcmd); -- cgit v0.10.2 From 348a130cebe4235937a265c4d554beb665104d77 Mon Sep 17 00:00:00 2001 From: Hante Meuleman Date: Mon, 22 Oct 2012 10:36:17 -0700 Subject: brcmfmac: remove redundant function brcmf_c_mkiovar_bsscfg function brcmf_c_mkiovar_bsscfg became redundant with refactoring of firmware interface layer. Reviewed-by: Arend Van Spriel Signed-off-by: Hante Meuleman Signed-off-by: Franky Lin Signed-off-by: John W. Linville diff --git a/drivers/net/wireless/brcm80211/brcmfmac/dhd.h b/drivers/net/wireless/brcm80211/brcmfmac/dhd.h index 1589c1b..faa81ef 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/dhd.h +++ b/drivers/net/wireless/brcm80211/brcmfmac/dhd.h @@ -709,8 +709,6 @@ extern const struct bcmevent_name bcmevent_names[]; extern uint brcmf_c_mkiovar(char *name, char *data, uint datalen, char *buf, uint len); -extern uint brcmf_c_mkiovar_bsscfg(char *name, char *data, uint datalen, - char *buf, uint buflen, s32 bssidx); extern int brcmf_netdev_wait_pend8021x(struct net_device *ndev); diff --git a/drivers/net/wireless/brcm80211/brcmfmac/dhd_common.c b/drivers/net/wireless/brcm80211/brcmfmac/dhd_common.c index a081e68..aa4f719 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/dhd_common.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/dhd_common.c @@ -88,52 +88,6 @@ brcmf_c_mkiovar(char *name, char *data, uint datalen, char *buf, uint buflen) return len; } -uint -brcmf_c_mkiovar_bsscfg(char *name, char *data, uint datalen, - char *buf, uint buflen, s32 bssidx) -{ - const s8 *prefix = "bsscfg:"; - s8 *p; - u32 prefixlen; - u32 namelen; - u32 iolen; - __le32 bssidx_le; - - if (bssidx == 0) - return brcmf_c_mkiovar(name, data, datalen, buf, buflen); - - prefixlen = (u32) strlen(prefix); /* lengh of bsscfg prefix */ - namelen = (u32) strlen(name) + 1; /* lengh of iovar name + null */ - iolen = prefixlen + namelen + sizeof(bssidx_le) + datalen; - - if ((u32)buflen < iolen) { - brcmf_dbg(ERROR, "buffer is too short\n"); - return 0; - } - - p = buf; - - /* copy prefix, no null */ - memcpy(p, prefix, prefixlen); - p += prefixlen; - - /* copy iovar name including null */ - memcpy(p, name, namelen); - p += namelen; - - /* bss config index as first data */ - bssidx_le = cpu_to_le32(bssidx); - memcpy(p, &bssidx_le, sizeof(bssidx_le)); - p += sizeof(bssidx_le); - - /* parameter buffer follows */ - if (datalen) - memcpy(p, data, datalen); - - return iolen; - -} - bool brcmf_c_prec_enq(struct device *dev, struct pktq *q, struct sk_buff *pkt, int prec) { -- cgit v0.10.2 From 1e271c9564132d9b5906819d7c62fbb5669ae8e9 Mon Sep 17 00:00:00 2001 From: Hante Meuleman Date: Mon, 22 Oct 2012 10:36:18 -0700 Subject: brcmfmac: clean usb download code. reuse ioctl waiting method. Reviewed-by: Arend Van Spriel Signed-off-by: Hante Meuleman Signed-off-by: Franky Lin Signed-off-by: John W. Linville diff --git a/drivers/net/wireless/brcm80211/brcmfmac/usb.c b/drivers/net/wireless/brcm80211/brcmfmac/usb.c index 7a6dfdc..484a6e4 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/usb.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/usb.c @@ -42,7 +42,6 @@ #define IOCTL_RESP_TIMEOUT 2000 -#define BRCMF_USB_SYNC_TIMEOUT 300 /* ms */ #define BRCMF_USB_DLIMAGE_SPINWAIT 100 /* in unit of ms */ #define BRCMF_USB_DLIMAGE_LIMIT 500 /* spinwait limit (ms) */ @@ -116,10 +115,6 @@ struct brcmf_usbdev_info { u8 *image; /* buffer for combine fw and nvram */ int image_len; - wait_queue_head_t wait; - bool waitdone; - int sync_urb_status; - struct usb_device *usbdev; struct device *dev; @@ -131,7 +126,6 @@ struct brcmf_usbdev_info { int ctl_urb_status; int ctl_completed; wait_queue_head_t ioctl_resp_wait; - wait_queue_head_t ctrl_wait; ulong ctl_op; struct urb *bulk_urb; /* used for FW download */ @@ -754,34 +748,14 @@ static void brcmf_usb_down(struct device *dev) brcmf_usb_free_q(&devinfo->rx_postq, true); } -static int -brcmf_usb_sync_wait(struct brcmf_usbdev_info *devinfo, u16 time) -{ - int ret; - int err = 0; - int ms = time; - - ret = wait_event_interruptible_timeout(devinfo->wait, - devinfo->waitdone == true, (ms * HZ / 1000)); - - if ((devinfo->waitdone == false) || (devinfo->sync_urb_status)) { - brcmf_dbg(ERROR, "timeout(%d) or urb err=%d\n", - ret, devinfo->sync_urb_status); - err = -EINVAL; - } - devinfo->waitdone = false; - return err; -} - static void brcmf_usb_sync_complete(struct urb *urb) { struct brcmf_usbdev_info *devinfo = (struct brcmf_usbdev_info *)urb->context; - devinfo->waitdone = true; - wake_up_interruptible(&devinfo->wait); - devinfo->sync_urb_status = urb->status; + devinfo->ctl_completed = true; + brcmf_usb_ioctl_resp_wake(devinfo); } static bool brcmf_usb_dl_cmd(struct brcmf_usbdev_info *devinfo, u8 cmd, @@ -813,6 +787,7 @@ static bool brcmf_usb_dl_cmd(struct brcmf_usbdev_info *devinfo, u8 cmd, (void *) tmpbuf, size, (usb_complete_t)brcmf_usb_sync_complete, devinfo); + devinfo->ctl_completed = false; ret = usb_submit_urb(devinfo->ctl_urb, GFP_ATOMIC); if (ret < 0) { brcmf_dbg(ERROR, "usb_submit_urb failed %d\n", ret); @@ -820,11 +795,11 @@ static bool brcmf_usb_dl_cmd(struct brcmf_usbdev_info *devinfo, u8 cmd, return false; } - ret = brcmf_usb_sync_wait(devinfo, BRCMF_USB_SYNC_TIMEOUT); + ret = brcmf_usb_ioctl_resp_wait(devinfo); memcpy(buffer, tmpbuf, buflen); kfree(tmpbuf); - return (ret == 0); + return ret; } static bool @@ -918,13 +893,14 @@ brcmf_usb_dl_send_bulk(struct brcmf_usbdev_info *devinfo, void *buffer, int len) devinfo->bulk_urb->transfer_flags |= URB_ZERO_PACKET; + devinfo->ctl_completed = false; ret = usb_submit_urb(devinfo->bulk_urb, GFP_ATOMIC); if (ret) { brcmf_dbg(ERROR, "usb_submit_urb failed %d\n", ret); return ret; } - ret = brcmf_usb_sync_wait(devinfo, BRCMF_USB_SYNC_TIMEOUT); - return ret; + ret = brcmf_usb_ioctl_resp_wait(devinfo); + return (ret == 0); } static int @@ -1284,7 +1260,6 @@ struct brcmf_usbdev *brcmf_usb_attach(struct brcmf_usbdev_info *devinfo, goto error; } - init_waitqueue_head(&devinfo->wait); if (!brcmf_usb_dlneeded(devinfo)) return &devinfo->bus_pub; -- cgit v0.10.2 From 1d4fd8d78f465cebe2502671588f75ba2f758cfa Mon Sep 17 00:00:00 2001 From: Arend van Spriel Date: Mon, 22 Oct 2012 10:36:19 -0700 Subject: brcmfmac: extend struct brcmf_if with bssidx field When the firmware notifies the driver about adding a new interface it also provides an index for the bss associated with this interface. This index will be needed for upcoming features like peer-to-peer. By adding this index in struct brcmf_if it is easy to obtain as this will be associated with the net_device private data. Signed-off-by: Arend van Spriel Signed-off-by: Franky Lin Signed-off-by: John W. Linville diff --git a/drivers/net/wireless/brcm80211/brcmfmac/dhd.h b/drivers/net/wireless/brcm80211/brcmfmac/dhd.h index faa81ef..d848bb9 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/dhd.h +++ b/drivers/net/wireless/brcm80211/brcmfmac/dhd.h @@ -677,20 +677,9 @@ struct brcmf_pub { #endif }; -/* struct brcmf_if - Interface control information - * - * @drvr: back pointer to brcmf_pub - * @ndev: interface net device pointer - * @stats: net device statistics - * @idx: iface idx in dongle - * @mac_addr: assigned MAC address - */ -struct brcmf_if { - struct brcmf_pub *drvr; - struct net_device *ndev; - struct net_device_stats stats; - int idx; - u8 mac_addr[ETH_ALEN]; +struct bcmevent_name { + uint event; + const char *name; }; struct brcmf_if_event { @@ -700,11 +689,31 @@ struct brcmf_if_event { u8 bssidx; }; -struct bcmevent_name { - uint event; - const char *name; +/** + * struct brcmf_if - interface control information. + * + * @drvr: points to device related information. + * @ndev: associated network device. + * @stats: interface specific network statistics. + * @idx: interface index in device firmware. + * @bssidx: index of bss associated with this interface. + * @mac_addr: assigned mac address. + */ +struct brcmf_if { + struct brcmf_pub *drvr; + struct net_device *ndev; + struct net_device_stats stats; + int idx; + s32 bssidx; + u8 mac_addr[ETH_ALEN]; }; +static inline s32 brcmf_ndev_bssidx(struct net_device *ndev) +{ + struct brcmf_if *ifp = netdev_priv(ndev); + return ifp->bssidx; +} + extern const struct bcmevent_name bcmevent_names[]; extern uint brcmf_c_mkiovar(char *name, char *data, uint datalen, diff --git a/drivers/net/wireless/brcm80211/brcmfmac/dhd_bus.h b/drivers/net/wireless/brcm80211/brcmfmac/dhd_bus.h index 9b8ee19..ba42e4e 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/dhd_bus.h +++ b/drivers/net/wireless/brcm80211/brcmfmac/dhd_bus.h @@ -111,7 +111,7 @@ extern void brcmf_txcomplete(struct device *dev, struct sk_buff *txp, extern int brcmf_bus_start(struct device *dev); -extern int brcmf_add_if(struct device *dev, int ifidx, +extern int brcmf_add_if(struct device *dev, int ifidx, s32 bssidx, char *name, u8 *mac_addr); #ifdef CONFIG_BRCMFMAC_SDIO diff --git a/drivers/net/wireless/brcm80211/brcmfmac/dhd_common.c b/drivers/net/wireless/brcm80211/brcmfmac/dhd_common.c index aa4f719..bc62791 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/dhd_common.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/dhd_common.c @@ -480,7 +480,8 @@ brcmf_c_host_event(struct brcmf_pub *drvr, int *ifidx, void *pktdata, if (ifevent->ifidx > 0 && ifevent->ifidx < BRCMF_MAX_IFS) { if (ifevent->action == BRCMF_E_IF_ADD) - brcmf_add_if(drvr->dev, ifevent->ifidx, + brcmf_add_if(drvr->dev, + ifevent->ifidx, ifevent->bssidx, event->ifname, pvt_data->eth.h_dest); else diff --git a/drivers/net/wireless/brcm80211/brcmfmac/dhd_dbg.c b/drivers/net/wireless/brcm80211/brcmfmac/dhd_dbg.c index fa08058..862d2ac 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/dhd_dbg.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/dhd_dbg.c @@ -16,6 +16,7 @@ #include #include #include +#include #include #include #include diff --git a/drivers/net/wireless/brcm80211/brcmfmac/dhd_linux.c b/drivers/net/wireless/brcm80211/brcmfmac/dhd_linux.c index c524b04..f603032 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/dhd_linux.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/dhd_linux.c @@ -837,7 +837,8 @@ fail: } int -brcmf_add_if(struct device *dev, int ifidx, char *name, u8 *mac_addr) +brcmf_add_if(struct device *dev, int ifidx, s32 bssidx, + char *name, u8 *mac_addr) { struct brcmf_if *ifp; struct net_device *ndev; @@ -872,6 +873,7 @@ brcmf_add_if(struct device *dev, int ifidx, char *name, u8 *mac_addr) ifp->drvr = drvr; drvr->iflist[ifidx] = ifp; ifp->idx = ifidx; + ifp->bssidx = bssidx; if (mac_addr != NULL) memcpy(&ifp->mac_addr, mac_addr, ETH_ALEN); @@ -1002,6 +1004,7 @@ int brcmf_bus_start(struct device *dev) setbit(drvr->eventmask, BRCMF_E_TXFAIL); setbit(drvr->eventmask, BRCMF_E_JOIN_START); setbit(drvr->eventmask, BRCMF_E_SCAN_COMPLETE); + setbit(drvr->eventmask, BRCMF_E_IF); /* enable dongle roaming event */ @@ -1015,7 +1018,7 @@ int brcmf_bus_start(struct device *dev) return ret; /* add primary networking interface */ - ret = brcmf_add_if(dev, 0, "wlan%d", drvr->mac); + ret = brcmf_add_if(dev, 0, 0, "wlan%d", drvr->mac); if (ret < 0) return ret; diff --git a/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c b/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c index d354b2a..24f5580 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c @@ -3769,7 +3769,7 @@ brcmf_vndr_ie(u8 *iebuf, s32 pktflag, u8 *ie_ptr, u32 ie_len, s8 *add_del_cmd) static s32 brcmf_set_management_ie(struct brcmf_cfg80211_info *cfg, - struct net_device *ndev, s32 bssidx, s32 pktflag, + struct net_device *ndev, s32 pktflag, u8 *vndr_ie_buf, u32 vndr_ie_len) { s32 err = 0; @@ -3785,6 +3785,7 @@ brcmf_set_management_ie(struct brcmf_cfg80211_info *cfg, struct parsed_vndr_ies new_vndr_ies; struct parsed_vndr_ie_info *vndrie_info; s32 i; + s32 bssidx = brcmf_ndev_bssidx(ndev); u8 *ptr; int remained_buf_len; @@ -3811,7 +3812,6 @@ brcmf_set_management_ie(struct brcmf_cfg80211_info *cfg, WL_ERR("not suitable type\n"); goto exit; } - bssidx = 0; } else { err = -EPERM; WL_ERR("not suitable type\n"); @@ -4023,7 +4023,7 @@ brcmf_cfg80211_start_ap(struct wiphy *wiphy, struct net_device *ndev, cfg->ap_info->security_mode = false; } /* Set Beacon IEs to FW */ - err = brcmf_set_management_ie(cfg, ndev, bssidx, + err = brcmf_set_management_ie(cfg, ndev, VNDR_IE_BEACON_FLAG, (u8 *)settings->beacon.tail, settings->beacon.tail_len); @@ -4033,7 +4033,7 @@ brcmf_cfg80211_start_ap(struct wiphy *wiphy, struct net_device *ndev, WL_TRACE("Applied Vndr IEs for Beacon\n"); /* Set Probe Response IEs to FW */ - err = brcmf_set_management_ie(cfg, ndev, bssidx, + err = brcmf_set_management_ie(cfg, ndev, VNDR_IE_PRBRSP_FLAG, (u8 *)settings->beacon.proberesp_ies, settings->beacon.proberesp_ies_len); -- cgit v0.10.2 From 1ed9baf0f12168c8ba2410fd9ccd578f7867c564 Mon Sep 17 00:00:00 2001 From: Arend van Spriel Date: Mon, 22 Oct 2012 10:36:20 -0700 Subject: brcmfmac: rework driver initialization in brcmf_bus_start() In brcmf_bus_start() a number of settings are sent to the device. For this functions are used that bypass the common firmware interface. By reordering the code in brcmf_bus_start() this bypass can be removed. Signed-off-by: Arend van Spriel Signed-off-by: Franky Lin Signed-off-by: John W. Linville diff --git a/drivers/net/wireless/brcm80211/brcmfmac/dhd.h b/drivers/net/wireless/brcm80211/brcmfmac/dhd.h index d848bb9..51d7754 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/dhd.h +++ b/drivers/net/wireless/brcm80211/brcmfmac/dhd.h @@ -735,6 +735,9 @@ extern int brcmf_c_host_event(struct brcmf_pub *drvr, int *idx, void *pktdata, struct brcmf_event_msg *, void **data_ptr); +extern int brcmf_net_attach(struct brcmf_if *ifp); +extern struct brcmf_if *brcmf_add_if(struct device *dev, int ifidx, s32 bssidx, + char *name, u8 *mac_addr); extern void brcmf_del_if(struct brcmf_pub *drvr, int ifidx); extern void brcmf_c_pktfilter_offload_set(struct brcmf_pub *drvr, char *arg); diff --git a/drivers/net/wireless/brcm80211/brcmfmac/dhd_bus.h b/drivers/net/wireless/brcm80211/brcmfmac/dhd_bus.h index ba42e4e..265580f 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/dhd_bus.h +++ b/drivers/net/wireless/brcm80211/brcmfmac/dhd_bus.h @@ -111,9 +111,6 @@ extern void brcmf_txcomplete(struct device *dev, struct sk_buff *txp, extern int brcmf_bus_start(struct device *dev); -extern int brcmf_add_if(struct device *dev, int ifidx, s32 bssidx, - char *name, u8 *mac_addr); - #ifdef CONFIG_BRCMFMAC_SDIO extern void brcmf_sdio_exit(void); extern void brcmf_sdio_init(void); diff --git a/drivers/net/wireless/brcm80211/brcmfmac/dhd_common.c b/drivers/net/wireless/brcm80211/brcmfmac/dhd_common.c index bc62791..28b3eed 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/dhd_common.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/dhd_common.c @@ -444,6 +444,7 @@ brcmf_c_host_event(struct brcmf_pub *drvr, int *ifidx, void *pktdata, /* check whether packet is a BRCM event pkt */ struct brcmf_event *pvt_data = (struct brcmf_event *) pktdata; struct brcmf_if_event *ifevent; + struct brcmf_if *ifp; char *event_data; u32 type, status; u16 flags; @@ -479,13 +480,17 @@ brcmf_c_host_event(struct brcmf_pub *drvr, int *ifidx, void *pktdata, brcmf_dbg(TRACE, "if event\n"); if (ifevent->ifidx > 0 && ifevent->ifidx < BRCMF_MAX_IFS) { - if (ifevent->action == BRCMF_E_IF_ADD) - brcmf_add_if(drvr->dev, - ifevent->ifidx, ifevent->bssidx, - event->ifname, - pvt_data->eth.h_dest); - else + if (ifevent->action == BRCMF_E_IF_ADD) { + ifp = brcmf_add_if(drvr->dev, ifevent->ifidx, + ifevent->bssidx, + event->ifname, + pvt_data->eth.h_dest); + if (IS_ERR(ifp)) + return PTR_ERR(ifp); + brcmf_net_attach(ifp); + } else { brcmf_del_if(drvr, ifevent->ifidx); + } } else { brcmf_dbg(ERROR, "Invalid ifidx %d for %s\n", ifevent->ifidx, event->ifname); diff --git a/drivers/net/wireless/brcm80211/brcmfmac/dhd_linux.c b/drivers/net/wireless/brcm80211/brcmfmac/dhd_linux.c index f603032..b1f26b5 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/dhd_linux.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/dhd_linux.c @@ -779,7 +779,7 @@ static const struct net_device_ops brcmf_netdev_ops_pri = { .ndo_set_rx_mode = brcmf_netdev_set_multicast_list }; -static int brcmf_net_attach(struct brcmf_if *ifp) +int brcmf_net_attach(struct brcmf_if *ifp) { struct brcmf_pub *drvr = ifp->drvr; struct net_device *ndev; @@ -813,15 +813,6 @@ static int brcmf_net_attach(struct brcmf_if *ifp) memcpy(ndev->dev_addr, temp_addr, ETH_ALEN); - /* attach to cfg80211 for primary interface */ - if (!ifp->idx) { - drvr->config = brcmf_cfg80211_attach(ndev, drvr->dev, drvr); - if (drvr->config == NULL) { - brcmf_dbg(ERROR, "wl_cfg80211_attach failed\n"); - goto fail; - } - } - if (register_netdev(ndev) != 0) { brcmf_dbg(ERROR, "couldn't register the net device\n"); goto fail; @@ -833,12 +824,12 @@ static int brcmf_net_attach(struct brcmf_if *ifp) fail: ndev->netdev_ops = NULL; + free_netdev(ndev); return -EBADE; } -int -brcmf_add_if(struct device *dev, int ifidx, s32 bssidx, - char *name, u8 *mac_addr) +struct brcmf_if *brcmf_add_if(struct device *dev, int ifidx, s32 bssidx, + char *name, u8 *mac_addr) { struct brcmf_if *ifp; struct net_device *ndev; @@ -865,7 +856,7 @@ brcmf_add_if(struct device *dev, int ifidx, s32 bssidx, ndev = alloc_netdev(sizeof(struct brcmf_if), name, ether_setup); if (!ndev) { brcmf_dbg(ERROR, "OOM - alloc_netdev\n"); - return -ENOMEM; + return ERR_PTR(-ENOMEM); } ifp = netdev_priv(ndev); @@ -877,17 +868,10 @@ brcmf_add_if(struct device *dev, int ifidx, s32 bssidx, if (mac_addr != NULL) memcpy(&ifp->mac_addr, mac_addr, ETH_ALEN); - if (brcmf_net_attach(ifp)) { - brcmf_dbg(ERROR, "brcmf_net_attach failed"); - free_netdev(ifp->ndev); - drvr->iflist[ifidx] = NULL; - return -EOPNOTSUPP; - } - brcmf_dbg(TRACE, " ==== pid:%x, net_device for if:%s created ===\n", current->pid, ifp->ndev->name); - return 0; + return ifp; } void brcmf_del_if(struct brcmf_pub *drvr, int ifidx) @@ -970,6 +954,7 @@ int brcmf_bus_start(struct device *dev) char iovbuf[BRCMF_EVENTING_MASK_LEN + 12]; struct brcmf_bus *bus_if = dev_get_drvdata(dev); struct brcmf_pub *drvr = bus_if->drvr; + struct brcmf_if *ifp; brcmf_dbg(TRACE, "\n"); @@ -1006,21 +991,31 @@ int brcmf_bus_start(struct device *dev) setbit(drvr->eventmask, BRCMF_E_SCAN_COMPLETE); setbit(drvr->eventmask, BRCMF_E_IF); -/* enable dongle roaming event */ - - drvr->pktfilter_count = 1; /* Setup filter to allow only unicast */ + drvr->pktfilter_count = 1; drvr->pktfilter[0] = "100 0 0 0 0x01 0x00"; + /* add primary networking interface */ + ifp = brcmf_add_if(dev, 0, 0, "wlan%d", drvr->mac); + if (IS_ERR(ifp)) + return PTR_ERR(ifp); + /* Bus is ready, do any protocol initialization */ ret = brcmf_proto_init(drvr); if (ret < 0) return ret; - /* add primary networking interface */ - ret = brcmf_add_if(dev, 0, 0, "wlan%d", drvr->mac); - if (ret < 0) + drvr->config = brcmf_cfg80211_attach(drvr); + if (drvr->config == NULL) + return -ENOMEM; + + ret = brcmf_net_attach(ifp); + if (ret < 0) { + brcmf_dbg(ERROR, "brcmf_net_attach failed"); + drvr->iflist[0] = NULL; return ret; + } + /* signal bus ready */ bus_if->state = BRCMF_BUS_DATA; diff --git a/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c b/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c index 24f5580..30e9c12 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c @@ -4939,10 +4939,10 @@ static void wl_deinit_priv(struct brcmf_cfg80211_info *cfg) brcmf_deinit_priv_mem(cfg); } -struct brcmf_cfg80211_info *brcmf_cfg80211_attach(struct net_device *ndev, - struct device *busdev, - struct brcmf_pub *drvr) +struct brcmf_cfg80211_info *brcmf_cfg80211_attach(struct brcmf_pub *drvr) { + struct net_device *ndev = drvr->iflist[0]->ndev; + struct device *busdev = drvr->dev; struct wireless_dev *wdev; struct brcmf_cfg80211_info *cfg; s32 err = 0; diff --git a/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.h b/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.h index 71ced17..1912625 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.h +++ b/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.h @@ -500,9 +500,7 @@ brcmf_cfg80211_connect_info *cfg_to_conn(struct brcmf_cfg80211_info *cfg) return &cfg->conn_info; } -struct brcmf_cfg80211_info *brcmf_cfg80211_attach(struct net_device *ndev, - struct device *busdev, - struct brcmf_pub *drvr); +struct brcmf_cfg80211_info *brcmf_cfg80211_attach(struct brcmf_pub *drvr); void brcmf_cfg80211_detach(struct brcmf_cfg80211_info *cfg); /* event handler from dongle */ -- cgit v0.10.2 From ec5a07d5c4a830f5339d7a808e20562e037059d1 Mon Sep 17 00:00:00 2001 From: Arend van Spriel Date: Mon, 22 Oct 2012 10:36:21 -0700 Subject: brcmfmac: use bssidx from struct brcmf_if for bsscfg specific commands The firmware interface has functions to send bsscfg specific commands to the device. These functions currently have a bssidx parameter, but that same information is stored in struct brcmf_if, which is in the private data of the net_device parameter. Reviewed-by: Pieter-Paul Giesberts Reviewed-by: Hante Meuleman Signed-off-by: Arend van Spriel Signed-off-by: Franky Lin Signed-off-by: John W. Linville diff --git a/drivers/net/wireless/brcm80211/brcmfmac/fwil.c b/drivers/net/wireless/brcm80211/brcmfmac/fwil.c index 8528937..f4a6e71 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/fwil.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/fwil.c @@ -26,6 +26,7 @@ #include "dhd.h" #include "dhd_bus.h" #include "dhd_dbg.h" +#include "fwil.h" static s32 @@ -263,7 +264,7 @@ brcmf_create_bsscfg(s32 bssidx, char *name, char *data, u32 datalen, char *buf, } s32 -brcmf_fil_bsscfg_data_set(struct net_device *ndev, s32 bssidx, char *name, +brcmf_fil_bsscfg_data_set(struct net_device *ndev, char *name, void *data, u32 len) { struct brcmf_if *ifp = netdev_priv(ndev); @@ -273,11 +274,11 @@ brcmf_fil_bsscfg_data_set(struct net_device *ndev, s32 bssidx, char *name, mutex_lock(&drvr->proto_block); - brcmf_dbg(FIL, "bssidx=%d, name=%s, len=%d\n", bssidx, name, len); + brcmf_dbg(FIL, "bssidx=%d, name=%s, len=%d\n", ifp->bssidx, name, len); brcmf_dbg_hex_dump(BRCMF_FIL_ON(), data, len, "data"); - buflen = brcmf_create_bsscfg(bssidx, name, data, len, drvr->proto_buf, - sizeof(drvr->proto_buf)); + buflen = brcmf_create_bsscfg(ifp->bssidx, name, data, len, + drvr->proto_buf, sizeof(drvr->proto_buf)); if (buflen) { err = brcmf_fil_cmd_data(ifp, BRCMF_C_SET_VAR, drvr->proto_buf, buflen, true); @@ -291,7 +292,7 @@ brcmf_fil_bsscfg_data_set(struct net_device *ndev, s32 bssidx, char *name, } s32 -brcmf_fil_bsscfg_data_get(struct net_device *ndev, s32 bssidx, char *name, +brcmf_fil_bsscfg_data_get(struct net_device *ndev, char *name, void *data, u32 len) { struct brcmf_if *ifp = netdev_priv(ndev); @@ -301,8 +302,8 @@ brcmf_fil_bsscfg_data_get(struct net_device *ndev, s32 bssidx, char *name, mutex_lock(&drvr->proto_block); - buflen = brcmf_create_bsscfg(bssidx, name, NULL, len, drvr->proto_buf, - sizeof(drvr->proto_buf)); + buflen = brcmf_create_bsscfg(ifp->bssidx, name, NULL, len, + drvr->proto_buf, sizeof(drvr->proto_buf)); if (buflen) { err = brcmf_fil_cmd_data(ifp, BRCMF_C_GET_VAR, drvr->proto_buf, buflen, false); @@ -312,7 +313,7 @@ brcmf_fil_bsscfg_data_get(struct net_device *ndev, s32 bssidx, char *name, err = -EPERM; brcmf_dbg(ERROR, "Creating bsscfg failed\n"); } - brcmf_dbg(FIL, "bssidx=%d, name=%s, len=%d\n", bssidx, name, len); + brcmf_dbg(FIL, "bssidx=%d, name=%s, len=%d\n", ifp->bssidx, name, len); brcmf_dbg_hex_dump(BRCMF_FIL_ON(), data, len, "data"); mutex_unlock(&drvr->proto_block); @@ -321,23 +322,21 @@ brcmf_fil_bsscfg_data_get(struct net_device *ndev, s32 bssidx, char *name, } s32 -brcmf_fil_bsscfg_int_set(struct net_device *ndev, s32 bssidx, char *name, - u32 data) +brcmf_fil_bsscfg_int_set(struct net_device *ndev, char *name, u32 data) { __le32 data_le = cpu_to_le32(data); - return brcmf_fil_bsscfg_data_set(ndev, bssidx, name, &data_le, + return brcmf_fil_bsscfg_data_set(ndev, name, &data_le, sizeof(data_le)); } s32 -brcmf_fil_bsscfg_int_get(struct net_device *ndev, s32 bssidx, char *name, - u32 *data) +brcmf_fil_bsscfg_int_get(struct net_device *ndev, char *name, u32 *data) { __le32 data_le = cpu_to_le32(*data); s32 err; - err = brcmf_fil_bsscfg_data_get(ndev, bssidx, name, &data_le, + err = brcmf_fil_bsscfg_data_get(ndev, name, &data_le, sizeof(data_le)); if (err == 0) *data = le32_to_cpu(data_le); diff --git a/drivers/net/wireless/brcm80211/brcmfmac/fwil.h b/drivers/net/wireless/brcm80211/brcmfmac/fwil.h index 54855ef..4d08499 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/fwil.h +++ b/drivers/net/wireless/brcm80211/brcmfmac/fwil.h @@ -31,13 +31,11 @@ s32 brcmf_fil_iovar_data_get(struct net_device *ndev, char *name, void *data, s32 brcmf_fil_iovar_int_set(struct net_device *ndev, char *name, u32 data); s32 brcmf_fil_iovar_int_get(struct net_device *ndev, char *name, u32 *data); -s32 brcmf_fil_bsscfg_data_set(struct net_device *ndev, s32 bssidx, char *name, - void *data, u32 len); -s32 brcmf_fil_bsscfg_data_get(struct net_device *ndev, s32 bssidx, char *name, - void *data, u32 len); -s32 brcmf_fil_bsscfg_int_set(struct net_device *ndev, s32 bssidx, char *name, - u32 data); -s32 brcmf_fil_bsscfg_int_get(struct net_device *ndev, s32 bssidx, char *name, - u32 *data); +s32 brcmf_fil_bsscfg_data_set(struct net_device *ndev, char *name, void *data, + u32 len); +s32 brcmf_fil_bsscfg_data_get(struct net_device *ndev, char *name, void *data, + u32 len); +s32 brcmf_fil_bsscfg_int_set(struct net_device *ndev, char *name, u32 data); +s32 brcmf_fil_bsscfg_int_get(struct net_device *ndev, char *name, u32 *data); #endif /* _fwil_h_ */ diff --git a/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c b/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c index 30e9c12..cb491d9 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c @@ -417,7 +417,7 @@ send_key_to_dongle(struct brcmf_cfg80211_info *cfg, s32 bssidx, brcmf_netdev_wait_pend8021x(ndev); - err = brcmf_fil_bsscfg_data_set(ndev, bssidx, "wsec_key", &key_le, + err = brcmf_fil_bsscfg_data_set(ndev, "wsec_key", &key_le, sizeof(key_le)); if (err) @@ -1596,7 +1596,7 @@ brcmf_set_sharedkey(struct net_device *ndev, if (sec->auth_type == NL80211_AUTHTYPE_SHARED_KEY) { WL_CONN("set auth_type to shared key\n"); val = WL_AUTH_SHARED_KEY; /* shared key */ - err = brcmf_fil_bsscfg_int_set(ndev, bssidx, "auth", val); + err = brcmf_fil_bsscfg_int_set(ndev, "auth", val); if (err) WL_ERR("set auth failed (%d)\n", err); } @@ -1815,7 +1815,7 @@ brcmf_cfg80211_config_default_key(struct wiphy *wiphy, struct net_device *ndev, return -EIO; bssidx = brcmf_find_bssidx(cfg, ndev); - err = brcmf_fil_bsscfg_int_get(ndev, bssidx, "wsec", &wsec); + err = brcmf_fil_bsscfg_int_get(ndev, "wsec", &wsec); if (err) { WL_ERR("WLC_GET_WSEC error (%d)\n", err); goto done; @@ -1994,13 +1994,13 @@ brcmf_cfg80211_add_key(struct wiphy *wiphy, struct net_device *ndev, if (err) goto done; - err = brcmf_fil_bsscfg_int_get(ndev, bssidx, "wsec", &wsec); + err = brcmf_fil_bsscfg_int_get(ndev, "wsec", &wsec); if (err) { WL_ERR("get wsec error (%d)\n", err); goto done; } wsec |= val; - err = brcmf_fil_bsscfg_int_set(ndev, bssidx, "wsec", wsec); + err = brcmf_fil_bsscfg_int_set(ndev, "wsec", wsec); if (err) { WL_ERR("set wsec error (%d)\n", err); goto done; @@ -2070,7 +2070,7 @@ brcmf_cfg80211_get_key(struct wiphy *wiphy, struct net_device *ndev, memset(¶ms, 0, sizeof(params)); bssidx = brcmf_find_bssidx(cfg, ndev); - err = brcmf_fil_bsscfg_int_get(ndev, bssidx, "wsec", &wsec); + err = brcmf_fil_bsscfg_int_get(ndev, "wsec", &wsec); if (err) { WL_ERR("WLC_GET_WSEC error (%d)\n", err); /* Ignore this error, may happen during DISASSOC */ @@ -3481,19 +3481,19 @@ static s32 brcmf_configure_opensecurity(struct net_device *ndev, s32 bssidx) s32 err; /* set auth */ - err = brcmf_fil_bsscfg_int_set(ndev, bssidx, "auth", 0); + err = brcmf_fil_bsscfg_int_set(ndev, "auth", 0); if (err < 0) { WL_ERR("auth error %d\n", err); return err; } /* set wsec */ - err = brcmf_fil_bsscfg_int_set(ndev, bssidx, "wsec", 0); + err = brcmf_fil_bsscfg_int_set(ndev, "wsec", 0); if (err < 0) { WL_ERR("wsec error %d\n", err); return err; } /* set upper-layer auth */ - err = brcmf_fil_bsscfg_int_set(ndev, bssidx, "wpa_auth", WPA_AUTH_NONE); + err = brcmf_fil_bsscfg_int_set(ndev, "wpa_auth", WPA_AUTH_NONE); if (err < 0) { WL_ERR("wpa_auth error %d\n", err); return err; @@ -3654,7 +3654,7 @@ brcmf_configure_wpaie(struct net_device *ndev, struct brcmf_vs_tlv *wpa_ie, wme_bss_disable = 0; } /* set wme_bss_disable to sync RSN Capabilities */ - err = brcmf_fil_bsscfg_int_set(ndev, bssidx, "wme_bss_disable", + err = brcmf_fil_bsscfg_int_set(ndev, "wme_bss_disable", wme_bss_disable); if (err < 0) { WL_ERR("wme_bss_disable error %d\n", err); @@ -3665,19 +3665,19 @@ brcmf_configure_wpaie(struct net_device *ndev, struct brcmf_vs_tlv *wpa_ie, wsec = (pval | gval | SES_OW_ENABLED); /* set auth */ - err = brcmf_fil_bsscfg_int_set(ndev, bssidx, "auth", auth); + err = brcmf_fil_bsscfg_int_set(ndev, "auth", auth); if (err < 0) { WL_ERR("auth error %d\n", err); goto exit; } /* set wsec */ - err = brcmf_fil_bsscfg_int_set(ndev, bssidx, "wsec", wsec); + err = brcmf_fil_bsscfg_int_set(ndev, "wsec", wsec); if (err < 0) { WL_ERR("wsec error %d\n", err); goto exit; } /* set upper-layer auth */ - err = brcmf_fil_bsscfg_int_set(ndev, bssidx, "wpa_auth", wpa_auth); + err = brcmf_fil_bsscfg_int_set(ndev, "wpa_auth", wpa_auth); if (err < 0) { WL_ERR("wpa_auth error %d\n", err); goto exit; @@ -3907,7 +3907,7 @@ brcmf_set_management_ie(struct brcmf_cfg80211_info *cfg, } } if (total_ie_buf_len) { - err = brcmf_fil_bsscfg_data_set(ndev, bssidx, "vndr_ie", + err = brcmf_fil_bsscfg_data_set(ndev, "vndr_ie", iovar_ie_buf, total_ie_buf_len); if (err) -- cgit v0.10.2 From 6e186166ea0259f7ef9cb2393317126003c13680 Mon Sep 17 00:00:00 2001 From: Arend van Spriel Date: Mon, 22 Oct 2012 10:36:22 -0700 Subject: brcmfmac: add function converting ieee80211_channel to chanspec The firmware carries channel information in a different format as the provided ieee80211_channel structure. Conversion is needed when receiving requests from cfg80211 carrying ieee80211_channel structures. This patch adds a utility function to do that. Reviewed-by: Pieter-Paul Giesberts Reviewed-by: Hante Meuleman Signed-off-by: Arend van Spriel Signed-off-by: Franky Lin Signed-off-by: John W. Linville diff --git a/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c b/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c index cb491d9..5a3093d 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c @@ -392,6 +392,31 @@ static u8 brcmf_mw_to_qdbm(u16 mw) return qdbm; } +static u16 channel_to_chanspec(struct ieee80211_channel *ch) +{ + u16 chanspec; + + chanspec = ieee80211_frequency_to_channel(ch->center_freq); + chanspec &= WL_CHANSPEC_CHAN_MASK; + + if (ch->band == IEEE80211_BAND_2GHZ) + chanspec |= WL_CHANSPEC_BAND_2G; + else + chanspec |= WL_CHANSPEC_BAND_5G; + + if (ch->flags & IEEE80211_CHAN_NO_HT40) { + chanspec |= WL_CHANSPEC_BW_20; + chanspec |= WL_CHANSPEC_CTL_SB_NONE; + } else { + chanspec |= WL_CHANSPEC_BW_40; + if (ch->flags & IEEE80211_CHAN_NO_HT40PLUS) + chanspec |= WL_CHANSPEC_CTL_SB_LOWER; + else + chanspec |= WL_CHANSPEC_CTL_SB_UPPER; + } + return chanspec; +} + static void convert_key_from_CPU(struct brcmf_wsec_key *key, struct brcmf_wsec_key_le *key_le) { @@ -701,8 +726,6 @@ static void brcmf_escan_prep(struct brcmf_scan_params_le *params_le, s32 i; s32 offset; u16 chanspec; - u16 channel; - struct ieee80211_channel *req_channel; char *ptr; struct brcmf_ssid_le ssid_le; @@ -726,30 +749,9 @@ static void brcmf_escan_prep(struct brcmf_scan_params_le *params_le, WL_SCAN("### List of channelspecs to scan ### %d\n", n_channels); if (n_channels > 0) { for (i = 0; i < n_channels; i++) { - chanspec = 0; - req_channel = request->channels[i]; - channel = ieee80211_frequency_to_channel( - req_channel->center_freq); - if (req_channel->band == IEEE80211_BAND_2GHZ) - chanspec |= WL_CHANSPEC_BAND_2G; - else - chanspec |= WL_CHANSPEC_BAND_5G; - - if (req_channel->flags & IEEE80211_CHAN_NO_HT40) { - chanspec |= WL_CHANSPEC_BW_20; - chanspec |= WL_CHANSPEC_CTL_SB_NONE; - } else { - chanspec |= WL_CHANSPEC_BW_40; - if (req_channel->flags & - IEEE80211_CHAN_NO_HT40PLUS) - chanspec |= WL_CHANSPEC_CTL_SB_LOWER; - else - chanspec |= WL_CHANSPEC_CTL_SB_UPPER; - } - - chanspec |= (channel & WL_CHANSPEC_CHAN_MASK); + chanspec = channel_to_chanspec(request->channels[i]); WL_SCAN("Chan : %d, Channel spec: %x\n", - channel, chanspec); + request->channels[i]->hw_value, chanspec); params_le->channel_list[i] = cpu_to_le16(chanspec); } } else { -- cgit v0.10.2 From ac24be6fe6593564be99a88e41cddc6c0fc1899f Mon Sep 17 00:00:00 2001 From: Arend van Spriel Date: Mon, 22 Oct 2012 10:36:23 -0700 Subject: brcmfmac: use struct brcmf_if as interface object for fwil functions The functions for communicating were given the net_device only because its private data contained struct brcmf_if object. However, not all firmware related interfaces will be associated with a net_device. To accomodate provisioning firmware for such interfaces the struct brcmf_if object will be passed to the fwil functions. Reviewed-by: Pieter-Paul Giesberts Reviewed-by: Hante Meuleman Signed-off-by: Arend van Spriel Signed-off-by: Franky Lin Signed-off-by: John W. Linville diff --git a/drivers/net/wireless/brcm80211/brcmfmac/fwil.c b/drivers/net/wireless/brcm80211/brcmfmac/fwil.c index f4a6e71..4b272c3 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/fwil.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/fwil.c @@ -57,9 +57,8 @@ brcmf_fil_cmd_data(struct brcmf_if *ifp, u32 cmd, void *data, u32 len, bool set) } s32 -brcmf_fil_cmd_data_set(struct net_device *ndev, u32 cmd, void *data, u32 len) +brcmf_fil_cmd_data_set(struct brcmf_if *ifp, u32 cmd, void *data, u32 len) { - struct brcmf_if *ifp = netdev_priv(ndev); s32 err; mutex_lock(&ifp->drvr->proto_block); @@ -74,9 +73,8 @@ brcmf_fil_cmd_data_set(struct net_device *ndev, u32 cmd, void *data, u32 len) } s32 -brcmf_fil_cmd_data_get(struct net_device *ndev, u32 cmd, void *data, u32 len) +brcmf_fil_cmd_data_get(struct brcmf_if *ifp, u32 cmd, void *data, u32 len) { - struct brcmf_if *ifp = netdev_priv(ndev); s32 err; mutex_lock(&ifp->drvr->proto_block); @@ -92,9 +90,8 @@ brcmf_fil_cmd_data_get(struct net_device *ndev, u32 cmd, void *data, u32 len) s32 -brcmf_fil_cmd_int_set(struct net_device *ndev, u32 cmd, u32 data) +brcmf_fil_cmd_int_set(struct brcmf_if *ifp, u32 cmd, u32 data) { - struct brcmf_if *ifp = netdev_priv(ndev); s32 err; __le32 data_le = cpu_to_le32(data); @@ -106,9 +103,8 @@ brcmf_fil_cmd_int_set(struct net_device *ndev, u32 cmd, u32 data) } s32 -brcmf_fil_cmd_int_get(struct net_device *ndev, u32 cmd, u32 *data) +brcmf_fil_cmd_int_get(struct brcmf_if *ifp, u32 cmd, u32 *data) { - struct brcmf_if *ifp = netdev_priv(ndev); s32 err; __le32 data_le = cpu_to_le32(*data); @@ -141,10 +137,9 @@ brcmf_create_iovar(char *name, char *data, u32 datalen, char *buf, u32 buflen) s32 -brcmf_fil_iovar_data_set(struct net_device *ndev, char *name, void *data, +brcmf_fil_iovar_data_set(struct brcmf_if *ifp, char *name, void *data, u32 len) { - struct brcmf_if *ifp = netdev_priv(ndev); struct brcmf_pub *drvr = ifp->drvr; s32 err; u32 buflen; @@ -169,10 +164,9 @@ brcmf_fil_iovar_data_set(struct net_device *ndev, char *name, void *data, } s32 -brcmf_fil_iovar_data_get(struct net_device *ndev, char *name, void *data, +brcmf_fil_iovar_data_get(struct brcmf_if *ifp, char *name, void *data, u32 len) { - struct brcmf_if *ifp = netdev_priv(ndev); struct brcmf_pub *drvr = ifp->drvr; s32 err; u32 buflen; @@ -199,20 +193,20 @@ brcmf_fil_iovar_data_get(struct net_device *ndev, char *name, void *data, } s32 -brcmf_fil_iovar_int_set(struct net_device *ndev, char *name, u32 data) +brcmf_fil_iovar_int_set(struct brcmf_if *ifp, char *name, u32 data) { __le32 data_le = cpu_to_le32(data); - return brcmf_fil_iovar_data_set(ndev, name, &data_le, sizeof(data_le)); + return brcmf_fil_iovar_data_set(ifp, name, &data_le, sizeof(data_le)); } s32 -brcmf_fil_iovar_int_get(struct net_device *ndev, char *name, u32 *data) +brcmf_fil_iovar_int_get(struct brcmf_if *ifp, char *name, u32 *data) { __le32 data_le = cpu_to_le32(*data); s32 err; - err = brcmf_fil_iovar_data_get(ndev, name, &data_le, sizeof(data_le)); + err = brcmf_fil_iovar_data_get(ifp, name, &data_le, sizeof(data_le)); if (err == 0) *data = le32_to_cpu(data_le); return err; @@ -264,10 +258,9 @@ brcmf_create_bsscfg(s32 bssidx, char *name, char *data, u32 datalen, char *buf, } s32 -brcmf_fil_bsscfg_data_set(struct net_device *ndev, char *name, +brcmf_fil_bsscfg_data_set(struct brcmf_if *ifp, char *name, void *data, u32 len) { - struct brcmf_if *ifp = netdev_priv(ndev); struct brcmf_pub *drvr = ifp->drvr; s32 err; u32 buflen; @@ -292,10 +285,9 @@ brcmf_fil_bsscfg_data_set(struct net_device *ndev, char *name, } s32 -brcmf_fil_bsscfg_data_get(struct net_device *ndev, char *name, +brcmf_fil_bsscfg_data_get(struct brcmf_if *ifp, char *name, void *data, u32 len) { - struct brcmf_if *ifp = netdev_priv(ndev); struct brcmf_pub *drvr = ifp->drvr; s32 err; u32 buflen; @@ -322,21 +314,21 @@ brcmf_fil_bsscfg_data_get(struct net_device *ndev, char *name, } s32 -brcmf_fil_bsscfg_int_set(struct net_device *ndev, char *name, u32 data) +brcmf_fil_bsscfg_int_set(struct brcmf_if *ifp, char *name, u32 data) { __le32 data_le = cpu_to_le32(data); - return brcmf_fil_bsscfg_data_set(ndev, name, &data_le, + return brcmf_fil_bsscfg_data_set(ifp, name, &data_le, sizeof(data_le)); } s32 -brcmf_fil_bsscfg_int_get(struct net_device *ndev, char *name, u32 *data) +brcmf_fil_bsscfg_int_get(struct brcmf_if *ifp, char *name, u32 *data) { __le32 data_le = cpu_to_le32(*data); s32 err; - err = brcmf_fil_bsscfg_data_get(ndev, name, &data_le, + err = brcmf_fil_bsscfg_data_get(ifp, name, &data_le, sizeof(data_le)); if (err == 0) *data = le32_to_cpu(data_le); diff --git a/drivers/net/wireless/brcm80211/brcmfmac/fwil.h b/drivers/net/wireless/brcm80211/brcmfmac/fwil.h index 4d08499..16eb820 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/fwil.h +++ b/drivers/net/wireless/brcm80211/brcmfmac/fwil.h @@ -17,25 +17,23 @@ #ifndef _fwil_h_ #define _fwil_h_ -s32 brcmf_fil_cmd_data_set(struct net_device *ndev, u32 cmd, void *data, - u32 len); -s32 brcmf_fil_cmd_data_get(struct net_device *ndev, u32 cmd, void *data, - u32 len); -s32 brcmf_fil_cmd_int_set(struct net_device *ndev, u32 cmd, u32 data); -s32 brcmf_fil_cmd_int_get(struct net_device *ndev, u32 cmd, u32 *data); +s32 brcmf_fil_cmd_data_set(struct brcmf_if *ifp, u32 cmd, void *data, u32 len); +s32 brcmf_fil_cmd_data_get(struct brcmf_if *ifp, u32 cmd, void *data, u32 len); +s32 brcmf_fil_cmd_int_set(struct brcmf_if *ifp, u32 cmd, u32 data); +s32 brcmf_fil_cmd_int_get(struct brcmf_if *ifp, u32 cmd, u32 *data); -s32 brcmf_fil_iovar_data_set(struct net_device *ndev, char *name, void *data, +s32 brcmf_fil_iovar_data_set(struct brcmf_if *ifp, char *name, void *data, u32 len); -s32 brcmf_fil_iovar_data_get(struct net_device *ndev, char *name, void *data, +s32 brcmf_fil_iovar_data_get(struct brcmf_if *ifp, char *name, void *data, u32 len); -s32 brcmf_fil_iovar_int_set(struct net_device *ndev, char *name, u32 data); -s32 brcmf_fil_iovar_int_get(struct net_device *ndev, char *name, u32 *data); +s32 brcmf_fil_iovar_int_set(struct brcmf_if *ifp, char *name, u32 data); +s32 brcmf_fil_iovar_int_get(struct brcmf_if *ifp, char *name, u32 *data); -s32 brcmf_fil_bsscfg_data_set(struct net_device *ndev, char *name, void *data, +s32 brcmf_fil_bsscfg_data_set(struct brcmf_if *ifp, char *name, void *data, u32 len); -s32 brcmf_fil_bsscfg_data_get(struct net_device *ndev, char *name, void *data, +s32 brcmf_fil_bsscfg_data_get(struct brcmf_if *ifp, char *name, void *data, u32 len); -s32 brcmf_fil_bsscfg_int_set(struct net_device *ndev, char *name, u32 data); -s32 brcmf_fil_bsscfg_int_get(struct net_device *ndev, char *name, u32 *data); +s32 brcmf_fil_bsscfg_int_set(struct brcmf_if *ifp, char *name, u32 data); +s32 brcmf_fil_bsscfg_int_get(struct brcmf_if *ifp, char *name, u32 *data); #endif /* _fwil_h_ */ diff --git a/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c b/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c index 5a3093d..61d9489 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c @@ -442,7 +442,7 @@ send_key_to_dongle(struct brcmf_cfg80211_info *cfg, s32 bssidx, brcmf_netdev_wait_pend8021x(ndev); - err = brcmf_fil_bsscfg_data_set(ndev, "wsec_key", &key_le, + err = brcmf_fil_bsscfg_data_set(netdev_priv(ndev), "wsec_key", &key_le, sizeof(key_le)); if (err) @@ -496,7 +496,8 @@ brcmf_cfg80211_change_iface(struct wiphy *wiphy, struct net_device *ndev, } WL_INFO("IF Type = AP\n"); } else { - err = brcmf_fil_cmd_int_set(ndev, BRCMF_C_SET_INFRA, infra); + err = brcmf_fil_cmd_int_set(netdev_priv(ndev), + BRCMF_C_SET_INFRA, infra); if (err) { WL_ERR("WLC_SET_INFRA error (%d)\n", err); err = -EAGAIN; @@ -530,7 +531,7 @@ static void brcmf_set_mpc(struct net_device *ndev, int mpc) struct brcmf_cfg80211_info *cfg = ndev_to_cfg(ndev); if (test_bit(WL_STATUS_READY, &cfg->status)) { - err = brcmf_fil_iovar_int_set(ndev, "mpc", mpc); + err = brcmf_fil_iovar_int_set(netdev_priv(ndev), "mpc", mpc); if (err) { WL_ERR("fail to set mpc\n"); return; @@ -578,8 +579,8 @@ brcmf_run_iscan(struct brcmf_cfg80211_iscan_ctrl *iscan, params->action = cpu_to_le16(action); params->scan_duration = cpu_to_le16(0); - err = brcmf_fil_iovar_data_set(iscan->ndev, "iscan", params, - params_size); + err = brcmf_fil_iovar_data_set(netdev_priv(iscan->ndev), "iscan", + params, params_size); if (err) { if (err == -EBUSY) WL_INFO("system busy : iscan canceled\n"); @@ -605,7 +606,7 @@ static s32 brcmf_do_iscan(struct brcmf_cfg80211_info *cfg) iscan->state = WL_ISCAN_STATE_SCANING; passive_scan = cfg->active_scan ? 0 : 1; - err = brcmf_fil_cmd_int_set(cfg_to_ndev(cfg), + err = brcmf_fil_cmd_int_set(netdev_priv(ndev), BRCMF_C_SET_PASSIVE_SCAN, passive_scan); if (err) { WL_ERR("error (%d)\n", err); @@ -689,15 +690,16 @@ brcmf_cfg80211_iscan(struct wiphy *wiphy, struct net_device *ndev, } passive_scan = cfg->active_scan ? 0 : 1; - err = brcmf_fil_cmd_int_set(ndev, BRCMF_C_SET_PASSIVE_SCAN, + err = brcmf_fil_cmd_int_set(netdev_priv(ndev), + BRCMF_C_SET_PASSIVE_SCAN, passive_scan); if (err) { WL_ERR("WLC_SET_PASSIVE_SCAN error (%d)\n", err); goto scan_out; } brcmf_set_mpc(ndev, 0); - err = brcmf_fil_cmd_data_set(ndev, BRCMF_C_SCAN, &sr->ssid_le, - sizeof(sr->ssid_le)); + err = brcmf_fil_cmd_data_set(netdev_priv(ndev), BRCMF_C_SCAN, + &sr->ssid_le, sizeof(sr->ssid_le)); if (err) { if (err == -EBUSY) WL_INFO("system busy : scan for \"%s\" " @@ -829,8 +831,8 @@ brcmf_notify_escan_complete(struct brcmf_cfg80211_info *cfg, /* Scan is aborted by setting channel_list[0] to -1 */ params_le.channel_list[0] = cpu_to_le16(-1); /* E-Scan (or anyother type) can be aborted by SCAN */ - err = brcmf_fil_cmd_data_set(ndev, BRCMF_C_SCAN, ¶ms_le, - sizeof(params_le)); + err = brcmf_fil_cmd_data_set(netdev_priv(ndev), BRCMF_C_SCAN, + ¶ms_le, sizeof(params_le)); if (err) WL_ERR("Scan abort failed\n"); } @@ -888,7 +890,8 @@ brcmf_run_escan(struct brcmf_cfg80211_info *cfg, struct net_device *ndev, params->action = cpu_to_le16(action); params->sync_id = cpu_to_le16(0x1234); - err = brcmf_fil_iovar_data_set(ndev, "escan", params, params_size); + err = brcmf_fil_iovar_data_set(netdev_priv(ndev), "escan", + params, params_size); if (err) { if (err == -EBUSY) WL_INFO("system busy : escan canceled\n"); @@ -914,7 +917,7 @@ brcmf_do_escan(struct brcmf_cfg80211_info *cfg, struct wiphy *wiphy, cfg->escan_info.wiphy = wiphy; cfg->escan_info.escan_state = WL_ESCAN_STATE_SCANNING; passive_scan = cfg->active_scan ? 0 : 1; - err = brcmf_fil_cmd_int_set(ndev, BRCMF_C_SET_PASSIVE_SCAN, + err = brcmf_fil_cmd_int_set(netdev_priv(ndev), BRCMF_C_SET_PASSIVE_SCAN, passive_scan); if (err) { WL_ERR("error (%d)\n", err); @@ -1001,15 +1004,16 @@ brcmf_cfg80211_escan(struct wiphy *wiphy, struct net_device *ndev, WL_SCAN("Broadcast scan\n"); passive_scan = cfg->active_scan ? 0 : 1; - err = brcmf_fil_cmd_int_set(ndev, BRCMF_C_SET_PASSIVE_SCAN, + err = brcmf_fil_cmd_int_set(netdev_priv(ndev), + BRCMF_C_SET_PASSIVE_SCAN, passive_scan); if (err) { WL_ERR("WLC_SET_PASSIVE_SCAN error (%d)\n", err); goto scan_out; } brcmf_set_mpc(ndev, 0); - err = brcmf_fil_cmd_data_set(ndev, BRCMF_C_SCAN, &sr->ssid_le, - sizeof(sr->ssid_le)); + err = brcmf_fil_cmd_data_set(netdev_priv(ndev), BRCMF_C_SCAN, + &sr->ssid_le, sizeof(sr->ssid_le)); if (err) { if (err == -EBUSY) WL_INFO("BUSY: scan for \"%s\" canceled\n", @@ -1061,7 +1065,8 @@ static s32 brcmf_set_rts(struct net_device *ndev, u32 rts_threshold) { s32 err = 0; - err = brcmf_fil_iovar_int_set(ndev, "rtsthresh", rts_threshold); + err = brcmf_fil_iovar_int_set(netdev_priv(ndev), "rtsthresh", + rts_threshold); if (err) WL_ERR("Error (%d)\n", err); @@ -1072,7 +1077,8 @@ static s32 brcmf_set_frag(struct net_device *ndev, u32 frag_threshold) { s32 err = 0; - err = brcmf_fil_iovar_int_set(ndev, "fragthresh", frag_threshold); + err = brcmf_fil_iovar_int_set(netdev_priv(ndev), "fragthresh", + frag_threshold); if (err) WL_ERR("Error (%d)\n", err); @@ -1084,7 +1090,7 @@ static s32 brcmf_set_retry(struct net_device *ndev, u32 retry, bool l) s32 err = 0; u32 cmd = (l ? BRCM_SET_LRL : BRCM_SET_SRL); - err = brcmf_fil_cmd_int_set(ndev, cmd, retry); + err = brcmf_fil_cmd_int_set(netdev_priv(ndev), cmd, retry); if (err) { WL_ERR("cmd (%d) , error (%d)\n", cmd, err); return err; @@ -1178,7 +1184,8 @@ static void brcmf_link_down(struct brcmf_cfg80211_info *cfg) if (cfg->link_up) { ndev = cfg_to_ndev(cfg); WL_INFO("Call WLC_DISASSOC to stop excess roaming\n "); - err = brcmf_fil_cmd_data_set(ndev, BRCMF_C_DISASSOC, NULL, 0); + err = brcmf_fil_cmd_data_set(netdev_priv(ndev), + BRCMF_C_DISASSOC, NULL, 0); if (err) WL_ERR("WLC_DISASSOC failed (%d)\n", err); cfg->link_up = false; @@ -1250,7 +1257,7 @@ brcmf_cfg80211_join_ibss(struct wiphy *wiphy, struct net_device *ndev, if (params->privacy) wsec |= WEP_ENABLED; - err = brcmf_fil_iovar_int_set(ndev, "wsec", wsec); + err = brcmf_fil_iovar_int_set(netdev_priv(ndev), "wsec", wsec); if (err) { WL_ERR("wsec failed (%d)\n", err); goto done; @@ -1262,7 +1269,7 @@ brcmf_cfg80211_join_ibss(struct wiphy *wiphy, struct net_device *ndev, else bcnprd = 100; - err = brcmf_fil_cmd_int_set(ndev, BRCM_SET_BCNPRD, bcnprd); + err = brcmf_fil_cmd_int_set(netdev_priv(ndev), BRCM_SET_BCNPRD, bcnprd); if (err) { WL_ERR("WLC_SET_BCNPRD failed (%d)\n", err); goto done; @@ -1304,7 +1311,7 @@ brcmf_cfg80211_join_ibss(struct wiphy *wiphy, struct net_device *ndev, /* set channel for starter */ target_channel = cfg->channel; - err = brcmf_fil_cmd_int_set(ndev, BRCM_SET_CHANNEL, + err = brcmf_fil_cmd_int_set(netdev_priv(ndev), BRCM_SET_CHANNEL, target_channel); if (err) { WL_ERR("WLC_SET_CHANNEL failed (%d)\n", err); @@ -1316,7 +1323,7 @@ brcmf_cfg80211_join_ibss(struct wiphy *wiphy, struct net_device *ndev, cfg->ibss_starter = false; - err = brcmf_fil_cmd_data_set(ndev, BRCMF_C_SET_SSID, + err = brcmf_fil_cmd_data_set(netdev_priv(ndev), BRCMF_C_SET_SSID, &join_params, join_params_size); if (err) { WL_ERR("WLC_SET_SSID failed (%d)\n", err); @@ -1363,7 +1370,7 @@ static s32 brcmf_set_wpa_version(struct net_device *ndev, else val = WPA_AUTH_DISABLED; WL_CONN("setting wpa_auth to 0x%0x\n", val); - err = brcmf_fil_iovar_int_set(ndev, "wpa_auth", val); + err = brcmf_fil_iovar_int_set(netdev_priv(ndev), "wpa_auth", val); if (err) { WL_ERR("set wpa_auth failed (%d)\n", err); return err; @@ -1403,7 +1410,7 @@ static s32 brcmf_set_auth_type(struct net_device *ndev, break; } - err = brcmf_fil_iovar_int_set(ndev, "auth", val); + err = brcmf_fil_iovar_int_set(netdev_priv(ndev), "auth", val); if (err) { WL_ERR("set auth failed (%d)\n", err); return err; @@ -1468,7 +1475,7 @@ brcmf_set_set_cipher(struct net_device *ndev, } WL_CONN("pval (%d) gval (%d)\n", pval, gval); - err = brcmf_fil_iovar_int_set(ndev, "wsec", pval | gval); + err = brcmf_fil_iovar_int_set(netdev_priv(ndev), "wsec", pval | gval); if (err) { WL_ERR("error (%d)\n", err); return err; @@ -1491,7 +1498,8 @@ brcmf_set_key_mgmt(struct net_device *ndev, struct cfg80211_connect_params *sme) s32 err = 0; if (sme->crypto.n_akm_suites) { - err = brcmf_fil_iovar_int_get(ndev, "wpa_auth", &val); + err = brcmf_fil_iovar_int_get(netdev_priv(ndev), + "wpa_auth", &val); if (err) { WL_ERR("could not get wpa_auth (%d)\n", err); return err; @@ -1525,7 +1533,8 @@ brcmf_set_key_mgmt(struct net_device *ndev, struct cfg80211_connect_params *sme) } WL_CONN("setting wpa_auth to %d\n", val); - err = brcmf_fil_iovar_int_set(ndev, "wpa_auth", val); + err = brcmf_fil_iovar_int_set(netdev_priv(ndev), + "wpa_auth", val); if (err) { WL_ERR("could not set wpa_auth (%d)\n", err); return err; @@ -1598,7 +1607,7 @@ brcmf_set_sharedkey(struct net_device *ndev, if (sec->auth_type == NL80211_AUTHTYPE_SHARED_KEY) { WL_CONN("set auth_type to shared key\n"); val = WL_AUTH_SHARED_KEY; /* shared key */ - err = brcmf_fil_bsscfg_int_set(ndev, "auth", val); + err = brcmf_fil_bsscfg_int_set(netdev_priv(ndev), "auth", val); if (err) WL_ERR("set auth failed (%d)\n", err); } @@ -1686,7 +1695,7 @@ brcmf_cfg80211_connect(struct wiphy *wiphy, struct net_device *ndev, brcmf_ch_to_chanspec(cfg->channel, &join_params, &join_params_size); - err = brcmf_fil_cmd_data_set(ndev, BRCMF_C_SET_SSID, + err = brcmf_fil_cmd_data_set(netdev_priv(ndev), BRCMF_C_SET_SSID, &join_params, join_params_size); if (err) WL_ERR("WLC_SET_SSID failed (%d)\n", err); @@ -1715,8 +1724,8 @@ brcmf_cfg80211_disconnect(struct wiphy *wiphy, struct net_device *ndev, memcpy(&scbval.ea, &profile->bssid, ETH_ALEN); scbval.val = cpu_to_le32(reason_code); - err = brcmf_fil_cmd_data_set(ndev, BRCMF_C_DISASSOC, &scbval, - sizeof(struct brcmf_scb_val_le)); + err = brcmf_fil_cmd_data_set(netdev_priv(ndev), BRCMF_C_DISASSOC, + &scbval, sizeof(scbval)); if (err) WL_ERR("error (%d)\n", err); @@ -1732,7 +1741,7 @@ brcmf_cfg80211_set_tx_power(struct wiphy *wiphy, { struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); - struct net_device *ndev = cfg_to_ndev(cfg); + struct brcmf_if *ifp = netdev_priv(cfg_to_ndev(cfg)); u16 txpwrmw; s32 err = 0; s32 disable = 0; @@ -1756,7 +1765,7 @@ brcmf_cfg80211_set_tx_power(struct wiphy *wiphy, } /* Make sure radio is off or on as far as software is concerned */ disable = WL_RADIO_SW_DISABLE << 16; - err = brcmf_fil_cmd_int_set(ndev, BRCMF_C_SET_RADIO, disable); + err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_RADIO, disable); if (err) WL_ERR("WLC_SET_RADIO error (%d)\n", err); @@ -1764,8 +1773,8 @@ brcmf_cfg80211_set_tx_power(struct wiphy *wiphy, txpwrmw = 0xffff; else txpwrmw = (u16) dbm; - err = brcmf_fil_iovar_int_set(ndev, "qtxpower", - (s32) (brcmf_mw_to_qdbm(txpwrmw))); + err = brcmf_fil_iovar_int_set(ifp, "qtxpower", + (s32)brcmf_mw_to_qdbm(txpwrmw)); if (err) WL_ERR("qtxpower error (%d)\n", err); cfg->conf->tx_power = dbm; @@ -1787,7 +1796,7 @@ static s32 brcmf_cfg80211_get_tx_power(struct wiphy *wiphy, s32 *dbm) if (!check_sys_up(wiphy)) return -EIO; - err = brcmf_fil_iovar_int_get(ndev, "qtxpower", &txpwrdbm); + err = brcmf_fil_iovar_int_get(netdev_priv(ndev), "qtxpower", &txpwrdbm); if (err) { WL_ERR("error (%d)\n", err); goto done; @@ -1805,19 +1814,16 @@ static s32 brcmf_cfg80211_config_default_key(struct wiphy *wiphy, struct net_device *ndev, u8 key_idx, bool unicast, bool multicast) { - struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); u32 index; u32 wsec; s32 err = 0; - s32 bssidx; WL_TRACE("Enter\n"); WL_CONN("key index (%d)\n", key_idx); if (!check_sys_up(wiphy)) return -EIO; - bssidx = brcmf_find_bssidx(cfg, ndev); - err = brcmf_fil_bsscfg_int_get(ndev, "wsec", &wsec); + err = brcmf_fil_bsscfg_int_get(netdev_priv(ndev), "wsec", &wsec); if (err) { WL_ERR("WLC_GET_WSEC error (%d)\n", err); goto done; @@ -1826,8 +1832,8 @@ brcmf_cfg80211_config_default_key(struct wiphy *wiphy, struct net_device *ndev, if (wsec & WEP_ENABLED) { /* Just select a new current key */ index = key_idx; - err = brcmf_fil_cmd_int_set(ndev, BRCMF_C_SET_KEY_PRIMARY, - index); + err = brcmf_fil_cmd_int_set(netdev_priv(ndev), + BRCMF_C_SET_KEY_PRIMARY, index); if (err) WL_ERR("error (%d)\n", err); } @@ -1996,13 +2002,13 @@ brcmf_cfg80211_add_key(struct wiphy *wiphy, struct net_device *ndev, if (err) goto done; - err = brcmf_fil_bsscfg_int_get(ndev, "wsec", &wsec); + err = brcmf_fil_bsscfg_int_get(netdev_priv(ndev), "wsec", &wsec); if (err) { WL_ERR("get wsec error (%d)\n", err); goto done; } wsec |= val; - err = brcmf_fil_bsscfg_int_set(ndev, "wsec", wsec); + err = brcmf_fil_bsscfg_int_set(netdev_priv(ndev), "wsec", wsec); if (err) { WL_ERR("set wsec error (%d)\n", err); goto done; @@ -2072,7 +2078,7 @@ brcmf_cfg80211_get_key(struct wiphy *wiphy, struct net_device *ndev, memset(¶ms, 0, sizeof(params)); bssidx = brcmf_find_bssidx(cfg, ndev); - err = brcmf_fil_bsscfg_int_get(ndev, "wsec", &wsec); + err = brcmf_fil_bsscfg_int_get(netdev_priv(ndev), "wsec", &wsec); if (err) { WL_ERR("WLC_GET_WSEC error (%d)\n", err); /* Ignore this error, may happen during DISASSOC */ @@ -2138,7 +2144,8 @@ brcmf_cfg80211_get_station(struct wiphy *wiphy, struct net_device *ndev, if (cfg->conf->mode == WL_MODE_AP) { memcpy(&sta_info_le, mac, ETH_ALEN); - err = brcmf_fil_iovar_data_get(ndev, "sta_info", &sta_info_le, + err = brcmf_fil_iovar_data_get(netdev_priv(ndev), "sta_info", + &sta_info_le, sizeof(sta_info_le)); if (err < 0) { WL_ERR("GET STA INFO failed, %d\n", err); @@ -2160,7 +2167,7 @@ brcmf_cfg80211_get_station(struct wiphy *wiphy, struct net_device *ndev, goto done; } /* Report the current tx rate */ - err = brcmf_fil_cmd_int_get(ndev, BRCMF_C_GET_RATE, &rate); + err = brcmf_fil_cmd_int_get(netdev_priv(ndev), BRCMF_C_GET_RATE, &rate); if (err) { WL_ERR("Could not get rate (%d)\n", err); goto done; @@ -2172,8 +2179,9 @@ brcmf_cfg80211_get_station(struct wiphy *wiphy, struct net_device *ndev, if (test_bit(WL_STATUS_CONNECTED, &cfg->status)) { memset(&scb_val, 0, sizeof(scb_val)); - err = brcmf_fil_cmd_data_get(ndev, BRCMF_C_GET_RSSI, &scb_val, - sizeof(struct brcmf_scb_val_le)); + err = brcmf_fil_cmd_data_get(netdev_priv(ndev), + BRCMF_C_GET_RSSI, &scb_val, + sizeof(scb_val)); if (err) { WL_ERR("Could not get rssi (%d)\n", err); goto done; @@ -2218,7 +2226,7 @@ brcmf_cfg80211_set_power_mgmt(struct wiphy *wiphy, struct net_device *ndev, pm = enabled ? PM_FAST : PM_OFF; WL_INFO("power save %s\n", (pm ? "enabled" : "disabled")); - err = brcmf_fil_cmd_int_set(ndev, BRCMF_C_SET_PM, pm); + err = brcmf_fil_cmd_int_set(netdev_priv(ndev), BRCMF_C_SET_PM, pm); if (err) { if (err == -ENODEV) WL_ERR("net_device is not ready yet\n"); @@ -2249,8 +2257,8 @@ brcmf_cfg80211_set_bitrate_mask(struct wiphy *wiphy, struct net_device *ndev, /* addr param is always NULL. ignore it */ /* Get current rateset */ - err = brcmf_fil_cmd_data_get(ndev, BRCM_GET_CURR_RATESET, &rateset_le, - sizeof(rateset_le)); + err = brcmf_fil_cmd_data_get(netdev_priv(ndev), BRCM_GET_CURR_RATESET, + &rateset_le, sizeof(rateset_le)); if (err) { WL_ERR("could not get current rateset (%d)\n", err); goto done; @@ -2277,8 +2285,8 @@ brcmf_cfg80211_set_bitrate_mask(struct wiphy *wiphy, struct net_device *ndev, * Set rate override, * Since the is a/b/g-blind, both a/bg_rate are enforced. */ - err_bg = brcmf_fil_iovar_int_set(ndev, "bg_rate", rate); - err_a = brcmf_fil_iovar_int_set(ndev, "a_rate", rate); + err_bg = brcmf_fil_iovar_int_set(netdev_priv(ndev), "bg_rate", rate); + err_a = brcmf_fil_iovar_int_set(netdev_priv(ndev), "a_rate", rate); if (err_bg && err_a) { WL_ERR("could not set fixed rate (%d) (%d)\n", err_bg, err_a); err = err_bg | err_a; @@ -2407,8 +2415,8 @@ static s32 wl_inform_ibss(struct brcmf_cfg80211_info *cfg, *(__le32 *)buf = cpu_to_le32(WL_BSS_INFO_MAX); - err = brcmf_fil_cmd_data_get(ndev, BRCMF_C_GET_BSS_INFO, buf, - WL_BSS_INFO_MAX); + err = brcmf_fil_cmd_data_get(netdev_priv(ndev), BRCMF_C_GET_BSS_INFO, + buf, WL_BSS_INFO_MAX); if (err) { WL_ERR("WLC_GET_BSS_INFO failed: %d\n", err); goto CleanUp; @@ -2533,6 +2541,7 @@ brcmf_find_wpaie(u8 *parse, u32 len) static s32 brcmf_update_bss_info(struct brcmf_cfg80211_info *cfg) { struct brcmf_cfg80211_profile *profile = cfg->profile; + struct brcmf_if *ifp = netdev_priv(cfg_to_ndev(cfg)); struct brcmf_bss_info_le *bi; struct brcmf_ssid *ssid; struct brcmf_tlv *tim; @@ -2549,8 +2558,7 @@ static s32 brcmf_update_bss_info(struct brcmf_cfg80211_info *cfg) ssid = &profile->ssid; *(__le32 *)cfg->extra_buf = cpu_to_le32(WL_EXTRA_BUF_MAX); - err = brcmf_fil_cmd_data_get(cfg_to_ndev(cfg), - BRCMF_C_GET_BSS_INFO, + err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_BSS_INFO, cfg->extra_buf, WL_EXTRA_BUF_MAX); if (err) { WL_ERR("Could not get bss info %d\n", err); @@ -2576,8 +2584,7 @@ static s32 brcmf_update_bss_info(struct brcmf_cfg80211_info *cfg) * so we speficially query dtim information to dongle. */ u32 var; - err = brcmf_fil_iovar_int_get(cfg_to_ndev(cfg), - "dtim_assoc", &var); + err = brcmf_fil_iovar_int_get(ifp, "dtim_assoc", &var); if (err) { WL_ERR("wl dtim_assoc failed (%d)\n", err); goto update_bss_info_out; @@ -2677,7 +2684,7 @@ brcmf_get_iscan_results(struct brcmf_cfg80211_iscan_ctrl *iscan, u32 *status, results_le->version = 0; results_le->count = 0; - err = brcmf_fil_iovar_data_get(iscan->ndev, "iscanresults", + err = brcmf_fil_iovar_data_get(netdev_priv(iscan->ndev), "iscanresults", iscan->scan_buf, sizeof(iscan->scan_buf)); if (err) { @@ -3080,8 +3087,8 @@ brcmf_update_pmklist(struct net_device *ndev, } if (!err) - brcmf_fil_iovar_data_set(ndev, "pmkid_info", (char *)pmk_list, - sizeof(*pmk_list)); + brcmf_fil_iovar_data_set(netdev_priv(ndev), "pmkid_info", + (char *)pmk_list, sizeof(*pmk_list)); return err; } @@ -3320,10 +3327,11 @@ static int brcmf_dev_pno_clean(struct net_device *ndev) int ret; /* Disable pfn */ - ret = brcmf_fil_iovar_int_set(ndev, "pfn", 0); + ret = brcmf_fil_iovar_int_set(netdev_priv(ndev), "pfn", 0); if (ret == 0) { /* clear pfn */ - ret = brcmf_fil_iovar_data_set(ndev, "pfnclear", NULL, 0); + ret = brcmf_fil_iovar_data_set(netdev_priv(ndev), "pfnclear", + NULL, 0); } if (ret < 0) WL_ERR("failed code %d\n", ret); @@ -3346,8 +3354,8 @@ static int brcmf_dev_pno_config(struct net_device *ndev) /* set up pno scan fr */ pfn_param.scan_freq = cpu_to_le32(BRCMF_PNO_TIME); - return brcmf_fil_iovar_data_set(ndev, "pfn_set", &pfn_param, - sizeof(pfn_param)); + return brcmf_fil_iovar_data_set(netdev_priv(ndev), "pfn_set", + &pfn_param, sizeof(pfn_param)); } static int @@ -3420,14 +3428,15 @@ brcmf_cfg80211_sched_scan_start(struct wiphy *wiphy, pfn.flags = cpu_to_le32(1 << BRCMF_PNO_HIDDEN_BIT); pfn.ssid.SSID_len = cpu_to_le32(ssid_len); memcpy(pfn.ssid.SSID, ssid->ssid, ssid_len); - ret = brcmf_fil_iovar_data_set(ndev, "pfn_add", - &pfn, sizeof(pfn)); + ret = brcmf_fil_iovar_data_set(netdev_priv(ndev), + "pfn_add", &pfn, + sizeof(pfn)); WL_SCAN(">>> PNO filter %s for ssid (%s)\n", ret == 0 ? "set" : "failed", ssid->ssid); } /* Enable the PNO */ - if (brcmf_fil_iovar_int_set(ndev, "pfn", 1) < 0) { + if (brcmf_fil_iovar_int_set(netdev_priv(ndev), "pfn", 1) < 0) { WL_ERR("PNO enable failed!! ret=%d\n", ret); return -EINVAL; } @@ -3464,11 +3473,11 @@ static int brcmf_cfg80211_testmode(struct wiphy *wiphy, void *data, int len) dcmd->buf, dcmd->len); if (dcmd->set) - ret = brcmf_fil_cmd_data_set(ndev, dcmd->cmd, dcmd->buf, - dcmd->len); + ret = brcmf_fil_cmd_data_set(netdev_priv(ndev), dcmd->cmd, + dcmd->buf, dcmd->len); else - ret = brcmf_fil_cmd_data_get(ndev, dcmd->cmd, dcmd->buf, - dcmd->len); + ret = brcmf_fil_cmd_data_get(netdev_priv(ndev), dcmd->cmd, + dcmd->buf, dcmd->len); if (ret == 0) { reply = cfg80211_testmode_alloc_reply_skb(wiphy, sizeof(*dcmd)); nla_put(reply, NL80211_ATTR_TESTDATA, sizeof(*dcmd), dcmd); @@ -3480,22 +3489,23 @@ static int brcmf_cfg80211_testmode(struct wiphy *wiphy, void *data, int len) static s32 brcmf_configure_opensecurity(struct net_device *ndev, s32 bssidx) { + struct brcmf_if *ifp = netdev_priv(ndev); s32 err; /* set auth */ - err = brcmf_fil_bsscfg_int_set(ndev, "auth", 0); + err = brcmf_fil_bsscfg_int_set(ifp, "auth", 0); if (err < 0) { WL_ERR("auth error %d\n", err); return err; } /* set wsec */ - err = brcmf_fil_bsscfg_int_set(ndev, "wsec", 0); + err = brcmf_fil_bsscfg_int_set(ifp, "wsec", 0); if (err < 0) { WL_ERR("wsec error %d\n", err); return err; } /* set upper-layer auth */ - err = brcmf_fil_bsscfg_int_set(ndev, "wpa_auth", WPA_AUTH_NONE); + err = brcmf_fil_bsscfg_int_set(ifp, "wpa_auth", WPA_AUTH_NONE); if (err < 0) { WL_ERR("wpa_auth error %d\n", err); return err; @@ -3516,6 +3526,7 @@ static s32 brcmf_configure_wpaie(struct net_device *ndev, struct brcmf_vs_tlv *wpa_ie, bool is_rsn_ie, s32 bssidx) { + struct brcmf_if *ifp = netdev_priv(ndev); u32 auth = 0; /* d11 open authentication */ u16 count; s32 err = 0; @@ -3656,7 +3667,7 @@ brcmf_configure_wpaie(struct net_device *ndev, struct brcmf_vs_tlv *wpa_ie, wme_bss_disable = 0; } /* set wme_bss_disable to sync RSN Capabilities */ - err = brcmf_fil_bsscfg_int_set(ndev, "wme_bss_disable", + err = brcmf_fil_bsscfg_int_set(ifp, "wme_bss_disable", wme_bss_disable); if (err < 0) { WL_ERR("wme_bss_disable error %d\n", err); @@ -3667,19 +3678,19 @@ brcmf_configure_wpaie(struct net_device *ndev, struct brcmf_vs_tlv *wpa_ie, wsec = (pval | gval | SES_OW_ENABLED); /* set auth */ - err = brcmf_fil_bsscfg_int_set(ndev, "auth", auth); + err = brcmf_fil_bsscfg_int_set(ifp, "auth", auth); if (err < 0) { WL_ERR("auth error %d\n", err); goto exit; } /* set wsec */ - err = brcmf_fil_bsscfg_int_set(ndev, "wsec", wsec); + err = brcmf_fil_bsscfg_int_set(ifp, "wsec", wsec); if (err < 0) { WL_ERR("wsec error %d\n", err); goto exit; } /* set upper-layer auth */ - err = brcmf_fil_bsscfg_int_set(ndev, "wpa_auth", wpa_auth); + err = brcmf_fil_bsscfg_int_set(ifp, "wpa_auth", wpa_auth); if (err < 0) { WL_ERR("wpa_auth error %d\n", err); goto exit; @@ -3909,7 +3920,7 @@ brcmf_set_management_ie(struct brcmf_cfg80211_info *cfg, } } if (total_ie_buf_len) { - err = brcmf_fil_bsscfg_data_set(ndev, "vndr_ie", + err = brcmf_fil_bsscfg_data_set(netdev_priv(ndev), "vndr_ie", iovar_ie_buf, total_ie_buf_len); if (err) @@ -3926,6 +3937,7 @@ brcmf_cfg80211_start_ap(struct wiphy *wiphy, struct net_device *ndev, struct cfg80211_ap_settings *settings) { s32 ie_offset; + struct brcmf_if *ifp = netdev_priv(ndev); struct brcmf_tlv *ssid_ie; struct brcmf_ssid_le ssid_le; s32 err = -EPERM; @@ -3966,17 +3978,17 @@ brcmf_cfg80211_start_ap(struct wiphy *wiphy, struct net_device *ndev, } brcmf_set_mpc(ndev, 0); - err = brcmf_fil_cmd_int_set(ndev, BRCMF_C_DOWN, 1); + err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_DOWN, 1); if (err < 0) { WL_ERR("BRCMF_C_DOWN error %d\n", err); goto exit; } - err = brcmf_fil_cmd_int_set(ndev, BRCMF_C_SET_INFRA, 1); + err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_INFRA, 1); if (err < 0) { WL_ERR("SET INFRA error %d\n", err); goto exit; } - err = brcmf_fil_cmd_int_set(ndev, BRCMF_C_SET_AP, 1); + err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_AP, 1); if (err < 0) { WL_ERR("setting AP mode failed %d\n", err); goto exit; @@ -4045,7 +4057,7 @@ brcmf_cfg80211_start_ap(struct wiphy *wiphy, struct net_device *ndev, WL_TRACE("Applied Vndr IEs for Probe Resp\n"); if (settings->beacon_interval) { - err = brcmf_fil_cmd_int_set(ndev, BRCMF_C_SET_BCNPRD, + err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_BCNPRD, settings->beacon_interval); if (err < 0) { WL_ERR("Beacon Interval Set Error, %d\n", err); @@ -4053,14 +4065,14 @@ brcmf_cfg80211_start_ap(struct wiphy *wiphy, struct net_device *ndev, } } if (settings->dtim_period) { - err = brcmf_fil_cmd_int_set(ndev, BRCMF_C_SET_DTIMPRD, + err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_DTIMPRD, settings->dtim_period); if (err < 0) { WL_ERR("DTIM Interval Set Error, %d\n", err); goto exit; } } - err = brcmf_fil_cmd_int_set(ndev, BRCMF_C_UP, 1); + err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_UP, 1); if (err < 0) { WL_ERR("BRCMF_C_UP error (%d)\n", err); goto exit; @@ -4070,8 +4082,8 @@ brcmf_cfg80211_start_ap(struct wiphy *wiphy, struct net_device *ndev, /* join parameters starts with ssid */ memcpy(&join_params.ssid_le, &ssid_le, sizeof(ssid_le)); /* create softap */ - err = brcmf_fil_cmd_data_set(ndev, BRCMF_C_SET_SSID, &join_params, - sizeof(join_params)); + err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_SSID, + &join_params, sizeof(join_params)); if (err < 0) { WL_ERR("SET SSID error (%d)\n", err); goto exit; @@ -4096,12 +4108,13 @@ static int brcmf_cfg80211_stop_ap(struct wiphy *wiphy, struct net_device *ndev) /* Due to most likely deauths outstanding we sleep */ /* first to make sure they get processed by fw. */ msleep(400); - err = brcmf_fil_cmd_int_set(ndev, BRCMF_C_SET_AP, 0); + err = brcmf_fil_cmd_int_set(netdev_priv(ndev), + BRCMF_C_SET_AP, 0); if (err < 0) { WL_ERR("setting AP mode failed %d\n", err); goto exit; } - err = brcmf_fil_cmd_int_set(ndev, BRCMF_C_UP, 0); + err = brcmf_fil_cmd_int_set(netdev_priv(ndev), BRCMF_C_UP, 0); if (err < 0) { WL_ERR("BRCMF_C_UP error %d\n", err); goto exit; @@ -4131,7 +4144,7 @@ brcmf_cfg80211_del_station(struct wiphy *wiphy, struct net_device *ndev, memcpy(&scbval.ea, mac, ETH_ALEN); scbval.val = cpu_to_le32(WLAN_REASON_DEAUTH_LEAVING); - err = brcmf_fil_cmd_data_set(ndev, + err = brcmf_fil_cmd_data_set(netdev_priv(ndev), BRCMF_C_SCB_DEAUTHENTICATE_FOR_REASON, &scbval, sizeof(scbval)); if (err) @@ -4335,7 +4348,7 @@ static void brcmf_clear_assoc_ies(struct brcmf_cfg80211_info *cfg) static s32 brcmf_get_assoc_ies(struct brcmf_cfg80211_info *cfg) { - struct net_device *ndev = cfg_to_ndev(cfg); + struct brcmf_if *ifp = netdev_priv(cfg_to_ndev(cfg)); struct brcmf_cfg80211_assoc_ielen_le *assoc_info; struct brcmf_cfg80211_connect_info *conn_info = cfg_to_conn(cfg); u32 req_len; @@ -4344,8 +4357,8 @@ static s32 brcmf_get_assoc_ies(struct brcmf_cfg80211_info *cfg) brcmf_clear_assoc_ies(cfg); - err = brcmf_fil_iovar_data_get(ndev, "assoc_info", cfg->extra_buf, - WL_ASSOC_INFO_MAX); + err = brcmf_fil_iovar_data_get(ifp, "assoc_info", + cfg->extra_buf, WL_ASSOC_INFO_MAX); if (err) { WL_ERR("could not get assoc info (%d)\n", err); return err; @@ -4355,7 +4368,7 @@ static s32 brcmf_get_assoc_ies(struct brcmf_cfg80211_info *cfg) req_len = le32_to_cpu(assoc_info->req_len); resp_len = le32_to_cpu(assoc_info->resp_len); if (req_len) { - err = brcmf_fil_iovar_data_get(ndev, "assoc_req_ies", + err = brcmf_fil_iovar_data_get(ifp, "assoc_req_ies", cfg->extra_buf, WL_ASSOC_INFO_MAX); if (err) { @@ -4371,7 +4384,7 @@ static s32 brcmf_get_assoc_ies(struct brcmf_cfg80211_info *cfg) conn_info->req_ie = NULL; } if (resp_len) { - err = brcmf_fil_iovar_data_get(ndev, "assoc_resp_ies", + err = brcmf_fil_iovar_data_get(ifp, "assoc_resp_ies", cfg->extra_buf, WL_ASSOC_INFO_MAX); if (err) { @@ -4422,8 +4435,8 @@ brcmf_bss_roaming_done(struct brcmf_cfg80211_info *cfg, /* data sent to dongle has to be little endian */ *(__le32 *)buf = cpu_to_le32(WL_BSS_INFO_MAX); - err = brcmf_fil_cmd_data_get(ndev, BRCMF_C_GET_BSS_INFO, buf, - WL_BSS_INFO_MAX); + err = brcmf_fil_cmd_data_get(netdev_priv(ndev), BRCMF_C_GET_BSS_INFO, + buf, WL_BSS_INFO_MAX); if (err) goto done; @@ -4637,7 +4650,7 @@ brcmf_notify_scan_status(struct brcmf_cfg80211_info *cfg, goto scan_done_out; } - err = brcmf_fil_cmd_data_get(ndev, BRCMF_C_GET_CHANNEL, + err = brcmf_fil_cmd_data_get(netdev_priv(ndev), BRCMF_C_GET_CHANNEL, &channel_inform_le, sizeof(channel_inform_le)); if (err) { @@ -4653,7 +4666,7 @@ brcmf_notify_scan_status(struct brcmf_cfg80211_info *cfg, memset(cfg->scan_results, 0, len); bss_list_le->buflen = cpu_to_le32(len); - err = brcmf_fil_cmd_data_get(ndev, BRCMF_C_SCAN_RESULTS, + err = brcmf_fil_cmd_data_get(netdev_priv(ndev), BRCMF_C_SCAN_RESULTS, cfg->scan_results, len); if (err) { WL_ERR("%s Scan_results error (%d)\n", ndev->name, err); @@ -5004,8 +5017,8 @@ static s32 brcmf_dongle_eventmsg(struct net_device *ndev) WL_TRACE("Enter\n"); /* Setup event_msgs */ - err = brcmf_fil_iovar_data_get(ndev, "event_msgs", eventmask, - BRCMF_EVENTING_MASK_LEN); + err = brcmf_fil_iovar_data_get(netdev_priv(ndev), "event_msgs", + eventmask, BRCMF_EVENTING_MASK_LEN); if (err) { WL_ERR("Get event_msgs error (%d)\n", err); goto dongle_eventmsg_out; @@ -5033,8 +5046,8 @@ static s32 brcmf_dongle_eventmsg(struct net_device *ndev) setbit(eventmask, BRCMF_E_ESCAN_RESULT); setbit(eventmask, BRCMF_E_PFN_NET_FOUND); - err = brcmf_fil_iovar_data_set(ndev, "event_msgs", eventmask, - BRCMF_EVENTING_MASK_LEN); + err = brcmf_fil_iovar_data_set(netdev_priv(ndev), "event_msgs", + eventmask, BRCMF_EVENTING_MASK_LEN); if (err) { WL_ERR("Set event_msgs error (%d)\n", err); goto dongle_eventmsg_out; @@ -5048,6 +5061,7 @@ dongle_eventmsg_out: static s32 brcmf_dongle_roam(struct net_device *ndev, u32 roamvar, u32 bcn_timeout) { + struct brcmf_if *ifp = netdev_priv(ndev); s32 err = 0; __le32 roamtrigger[2]; __le32 roam_delta[2]; @@ -5057,7 +5071,7 @@ brcmf_dongle_roam(struct net_device *ndev, u32 roamvar, u32 bcn_timeout) * off to report link down */ if (roamvar) { - err = brcmf_fil_iovar_int_set(ndev, "bcn_timeout", bcn_timeout); + err = brcmf_fil_iovar_int_set(ifp, "bcn_timeout", bcn_timeout); if (err) { WL_ERR("bcn_timeout error (%d)\n", err); goto dongle_rom_out; @@ -5069,7 +5083,7 @@ brcmf_dongle_roam(struct net_device *ndev, u32 roamvar, u32 bcn_timeout) * to take care of roaming */ WL_INFO("Internal Roaming = %s\n", roamvar ? "Off" : "On"); - err = brcmf_fil_iovar_int_set(ndev, "roam_off", roamvar); + err = brcmf_fil_iovar_int_set(ifp, "roam_off", roamvar); if (err) { WL_ERR("roam_off error (%d)\n", err); goto dongle_rom_out; @@ -5077,7 +5091,7 @@ brcmf_dongle_roam(struct net_device *ndev, u32 roamvar, u32 bcn_timeout) roamtrigger[0] = cpu_to_le32(WL_ROAM_TRIGGER_LEVEL); roamtrigger[1] = cpu_to_le32(BRCM_BAND_ALL); - err = brcmf_fil_cmd_data_set(ndev, BRCMF_C_SET_ROAM_TRIGGER, + err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_ROAM_TRIGGER, (void *)roamtrigger, sizeof(roamtrigger)); if (err) { WL_ERR("WLC_SET_ROAM_TRIGGER error (%d)\n", err); @@ -5086,7 +5100,7 @@ brcmf_dongle_roam(struct net_device *ndev, u32 roamvar, u32 bcn_timeout) roam_delta[0] = cpu_to_le32(WL_ROAM_DELTA); roam_delta[1] = cpu_to_le32(BRCM_BAND_ALL); - err = brcmf_fil_cmd_data_set(ndev, BRCMF_C_SET_ROAM_DELTA, + err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_ROAM_DELTA, (void *)roam_delta, sizeof(roam_delta)); if (err) { WL_ERR("WLC_SET_ROAM_DELTA error (%d)\n", err); @@ -5101,9 +5115,10 @@ static s32 brcmf_dongle_scantime(struct net_device *ndev, s32 scan_assoc_time, s32 scan_unassoc_time, s32 scan_passive_time) { + struct brcmf_if *ifp = netdev_priv(ndev); s32 err = 0; - err = brcmf_fil_cmd_int_set(ndev, BRCMF_C_SET_SCAN_CHANNEL_TIME, + err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_SCAN_CHANNEL_TIME, scan_assoc_time); if (err) { if (err == -EOPNOTSUPP) @@ -5112,7 +5127,7 @@ brcmf_dongle_scantime(struct net_device *ndev, s32 scan_assoc_time, WL_ERR("Scan assoc time error (%d)\n", err); goto dongle_scantime_out; } - err = brcmf_fil_cmd_int_set(ndev, BRCMF_C_SET_SCAN_UNASSOC_TIME, + err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_SCAN_UNASSOC_TIME, scan_unassoc_time); if (err) { if (err == -EOPNOTSUPP) @@ -5122,7 +5137,7 @@ brcmf_dongle_scantime(struct net_device *ndev, s32 scan_assoc_time, goto dongle_scantime_out; } - err = brcmf_fil_cmd_int_set(ndev, BRCMF_C_SET_SCAN_PASSIVE_TIME, + err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_SCAN_PASSIVE_TIME, scan_passive_time); if (err) { if (err == -EOPNOTSUPP) @@ -5138,12 +5153,13 @@ dongle_scantime_out: static s32 wl_update_wiphybands(struct brcmf_cfg80211_info *cfg) { + struct brcmf_if *ifp = netdev_priv(cfg_to_ndev(cfg)); struct wiphy *wiphy; s32 phy_list; s8 phy; s32 err = 0; - err = brcmf_fil_cmd_data_get(cfg_to_ndev(cfg), BRCM_GET_PHYLIST, + err = brcmf_fil_cmd_data_get(ifp, BRCM_GET_PHYLIST, &phy_list, sizeof(phy_list)); if (err) { WL_ERR("error (%d)\n", err); @@ -5186,7 +5202,8 @@ static s32 brcmf_config_dongle(struct brcmf_cfg80211_info *cfg) goto default_conf_out; power_mode = cfg->pwr_save ? PM_FAST : PM_OFF; - err = brcmf_fil_cmd_int_set(ndev, BRCMF_C_SET_PM, power_mode); + err = brcmf_fil_cmd_int_set(netdev_priv(ndev), BRCMF_C_SET_PM, + power_mode); if (err) goto default_conf_out; WL_INFO("power save set to %s\n", -- cgit v0.10.2 From 9d7d6f95bda1fdc10847996ab849b5dd065bf047 Mon Sep 17 00:00:00 2001 From: Franky Lin Date: Mon, 22 Oct 2012 10:36:24 -0700 Subject: brcmfmac: streamline header parse code of sdio glom read Use brcmf_sdio_hdparser to handle header of super frame and sub frame in glomming frame read. Signed-off-by: Franky Lin Signed-off-by: John W. Linville diff --git a/drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c b/drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c index 3564686..415f2be 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c @@ -614,6 +614,12 @@ static const uint max_roundup = 512; #define ALIGNMENT 4 +enum brcmf_sdio_frmtype { + BRCMF_SDIO_FT_NORMAL, + BRCMF_SDIO_FT_SUPER, + BRCMF_SDIO_FT_SUB, +}; + static void pkt_align(struct sk_buff *p, int len, int align) { uint datalign; @@ -1032,7 +1038,8 @@ static void brcmf_sdbrcm_free_glom(struct brcmf_sdio *bus) } static bool brcmf_sdio_hdparser(struct brcmf_sdio *bus, u8 *header, - struct brcmf_sdio_read *rd) + struct brcmf_sdio_read *rd, + enum brcmf_sdio_frmtype type) { u16 len, checksum; u8 rx_seq, fc, tx_seq_max; @@ -1059,6 +1066,15 @@ static bool brcmf_sdio_hdparser(struct brcmf_sdio *bus, u8 *header, brcmf_dbg(ERROR, "HW header length error\n"); return false; } + if (type == BRCMF_SDIO_FT_SUPER && + (roundup(len, bus->blocksize) != rd->len)) { + brcmf_dbg(ERROR, "HW superframe header length error\n"); + return false; + } + if (type == BRCMF_SDIO_FT_SUB && len > rd->len) { + brcmf_dbg(ERROR, "HW subframe header length error\n"); + return false; + } rd->len = len; /* @@ -1071,9 +1087,16 @@ static bool brcmf_sdio_hdparser(struct brcmf_sdio *bus, u8 *header, * Byte 5: Maximum Sequence number allow for Tx * Byte 6~7: Reserved */ + if (type == BRCMF_SDIO_FT_SUPER && + SDPCM_GLOMDESC(&header[SDPCM_FRAMETAG_LEN])) { + brcmf_dbg(ERROR, "Glom descriptor found in superframe head\n"); + rd->len = 0; + return false; + } rx_seq = SDPCM_PACKET_SEQUENCE(&header[SDPCM_FRAMETAG_LEN]); rd->channel = SDPCM_PACKET_CHANNEL(&header[SDPCM_FRAMETAG_LEN]); - if (len > MAX_RX_DATASZ && rd->channel != SDPCM_CONTROL_CHANNEL) { + if (len > MAX_RX_DATASZ && rd->channel != SDPCM_CONTROL_CHANNEL && + type != BRCMF_SDIO_FT_SUPER) { brcmf_dbg(ERROR, "HW header length too long\n"); bus->sdiodev->bus_if->dstats.rx_errors++; bus->sdcnt.rx_toolong++; @@ -1081,6 +1104,17 @@ static bool brcmf_sdio_hdparser(struct brcmf_sdio *bus, u8 *header, rd->len = 0; return false; } + if (type == BRCMF_SDIO_FT_SUPER && rd->channel != SDPCM_GLOM_CHANNEL) { + brcmf_dbg(ERROR, "Wrong channel for superframe\n"); + rd->len = 0; + return false; + } + if (type == BRCMF_SDIO_FT_SUB && rd->channel != SDPCM_DATA_CHANNEL && + rd->channel != SDPCM_EVENT_CHANNEL) { + brcmf_dbg(ERROR, "Wrong channel for subframe\n"); + rd->len = 0; + return false; + } rd->dat_offset = SDPCM_DOFFSET_VALUE(&header[SDPCM_FRAMETAG_LEN]); if (rd->dat_offset < SDPCM_HDRLEN || rd->dat_offset > rd->len) { brcmf_dbg(ERROR, "seq %d: bad data offset\n", rx_seq); @@ -1095,6 +1129,9 @@ static bool brcmf_sdio_hdparser(struct brcmf_sdio *bus, u8 *header, bus->sdcnt.rx_badseq++; rd->seq_num = rx_seq; } + /* no need to check the reset for subframe */ + if (type == BRCMF_SDIO_FT_SUB) + return true; rd->len_nxtfrm = header[SDPCM_FRAMETAG_LEN + SDPCM_NEXTLEN_OFFSET]; if (rd->len_nxtfrm << 4 > MAX_RX_DATASZ) { /* only warm for NON glom packet */ @@ -1126,16 +1163,16 @@ static u8 brcmf_sdbrcm_rxglom(struct brcmf_sdio *bus, u8 rxseq) u16 dlen, totlen; u8 *dptr, num = 0; - u16 sublen, check; + u16 sublen; struct sk_buff *pfirst, *pnext; int errcode; - u8 chan, seq, doff, sfdoff; - u8 txmax; + u8 doff, sfdoff; int ifidx = 0; bool usechain = bus->use_rxchain; - u16 next_len; + + struct brcmf_sdio_read rd_new; /* If packets, issue read(s) and send up packet chain */ /* Return sequence numbers consumed? */ @@ -1279,68 +1316,15 @@ static u8 brcmf_sdbrcm_rxglom(struct brcmf_sdio *bus, u8 rxseq) pfirst->data, min_t(int, pfirst->len, 48), "SUPERFRAME:\n"); - /* Validate the superframe header */ - dptr = (u8 *) (pfirst->data); - sublen = get_unaligned_le16(dptr); - check = get_unaligned_le16(dptr + sizeof(u16)); - - chan = SDPCM_PACKET_CHANNEL(&dptr[SDPCM_FRAMETAG_LEN]); - seq = SDPCM_PACKET_SEQUENCE(&dptr[SDPCM_FRAMETAG_LEN]); - next_len = dptr[SDPCM_FRAMETAG_LEN + SDPCM_NEXTLEN_OFFSET]; - if ((next_len << 4) > MAX_RX_DATASZ) { - brcmf_dbg(INFO, "nextlen too large (%d) seq %d\n", - next_len, seq); - next_len = 0; - } - bus->cur_read.len = next_len << 4; - doff = SDPCM_DOFFSET_VALUE(&dptr[SDPCM_FRAMETAG_LEN]); - txmax = SDPCM_WINDOW_VALUE(&dptr[SDPCM_FRAMETAG_LEN]); - - errcode = 0; - if ((u16)~(sublen ^ check)) { - brcmf_dbg(ERROR, "(superframe): HW hdr error: len/check 0x%04x/0x%04x\n", - sublen, check); - errcode = -1; - } else if (roundup(sublen, bus->blocksize) != dlen) { - brcmf_dbg(ERROR, "(superframe): len 0x%04x, rounded 0x%04x, expect 0x%04x\n", - sublen, roundup(sublen, bus->blocksize), - dlen); - errcode = -1; - } else if (SDPCM_PACKET_CHANNEL(&dptr[SDPCM_FRAMETAG_LEN]) != - SDPCM_GLOM_CHANNEL) { - brcmf_dbg(ERROR, "(superframe): bad channel %d\n", - SDPCM_PACKET_CHANNEL( - &dptr[SDPCM_FRAMETAG_LEN])); - errcode = -1; - } else if (SDPCM_GLOMDESC(&dptr[SDPCM_FRAMETAG_LEN])) { - brcmf_dbg(ERROR, "(superframe): got 2nd descriptor?\n"); - errcode = -1; - } else if ((doff < SDPCM_HDRLEN) || - (doff > (pfirst->len - SDPCM_HDRLEN))) { - brcmf_dbg(ERROR, "(superframe): Bad data offset %d: HW %d pkt %d min %d\n", - doff, sublen, pfirst->len, SDPCM_HDRLEN); - errcode = -1; - } - - /* Check sequence number of superframe SW header */ - if (rxseq != seq) { - brcmf_dbg(INFO, "(superframe) rx_seq %d, expected %d\n", - seq, rxseq); - bus->sdcnt.rx_badseq++; - rxseq = seq; - } - - /* Check window for sanity */ - if ((u8) (txmax - bus->tx_seq) > 0x40) { - brcmf_dbg(ERROR, "unlikely tx max %d with tx_seq %d\n", - txmax, bus->tx_seq); - txmax = bus->tx_seq + 2; - } - bus->tx_max = txmax; + rd_new.seq_num = rxseq; + rd_new.len = dlen; + errcode = -!brcmf_sdio_hdparser(bus, pfirst->data, &rd_new, + BRCMF_SDIO_FT_SUPER); + bus->cur_read.len = rd_new.len_nxtfrm << 4; /* Remove superframe header, remember offset */ - skb_pull(pfirst, doff); - sfdoff = doff; + skb_pull(pfirst, rd_new.dat_offset); + sfdoff = rd_new.dat_offset; num = 0; /* Validate all the subframe headers */ @@ -1349,34 +1333,14 @@ static u8 brcmf_sdbrcm_rxglom(struct brcmf_sdio *bus, u8 rxseq) if (errcode) break; - dptr = (u8 *) (pnext->data); - dlen = (u16) (pnext->len); - sublen = get_unaligned_le16(dptr); - check = get_unaligned_le16(dptr + sizeof(u16)); - chan = SDPCM_PACKET_CHANNEL(&dptr[SDPCM_FRAMETAG_LEN]); - doff = SDPCM_DOFFSET_VALUE(&dptr[SDPCM_FRAMETAG_LEN]); + rd_new.len = pnext->len; + rd_new.seq_num = rxseq++; + errcode = -!brcmf_sdio_hdparser(bus, pnext->data, + &rd_new, + BRCMF_SDIO_FT_SUB); brcmf_dbg_hex_dump(BRCMF_GLOM_ON(), - dptr, 32, "subframe:\n"); + pnext->data, 32, "subframe:\n"); - if ((u16)~(sublen ^ check)) { - brcmf_dbg(ERROR, "(subframe %d): HW hdr error: len/check 0x%04x/0x%04x\n", - num, sublen, check); - errcode = -1; - } else if ((sublen > dlen) || (sublen < SDPCM_HDRLEN)) { - brcmf_dbg(ERROR, "(subframe %d): length mismatch: len 0x%04x, expect 0x%04x\n", - num, sublen, dlen); - errcode = -1; - } else if ((chan != SDPCM_DATA_CHANNEL) && - (chan != SDPCM_EVENT_CHANNEL)) { - brcmf_dbg(ERROR, "(subframe %d): bad channel %d\n", - num, chan); - errcode = -1; - } else if ((doff < SDPCM_HDRLEN) || (doff > sublen)) { - brcmf_dbg(ERROR, "(subframe %d): Bad data offset %d: HW %d min %d\n", - num, doff, sublen, SDPCM_HDRLEN); - errcode = -1; - } - /* increase the subframe count */ num++; } @@ -1402,27 +1366,11 @@ static u8 brcmf_sdbrcm_rxglom(struct brcmf_sdio *bus, u8 rxseq) skb_queue_walk_safe(&bus->glom, pfirst, pnext) { dptr = (u8 *) (pfirst->data); sublen = get_unaligned_le16(dptr); - chan = SDPCM_PACKET_CHANNEL(&dptr[SDPCM_FRAMETAG_LEN]); - seq = SDPCM_PACKET_SEQUENCE(&dptr[SDPCM_FRAMETAG_LEN]); doff = SDPCM_DOFFSET_VALUE(&dptr[SDPCM_FRAMETAG_LEN]); - brcmf_dbg(GLOM, "Get subframe %d, %p(%p/%d), sublen %d chan %d seq %d\n", - num, pfirst, pfirst->data, - pfirst->len, sublen, chan, seq); - - /* precondition: chan == SDPCM_DATA_CHANNEL || - chan == SDPCM_EVENT_CHANNEL */ - - if (rxseq != seq) { - brcmf_dbg(GLOM, "rx_seq %d, expected %d\n", - seq, rxseq); - bus->sdcnt.rx_badseq++; - rxseq = seq; - } - rxseq++; - brcmf_dbg_hex_dump(BRCMF_BYTES_ON() && BRCMF_DATA_ON(), - dptr, dlen, "Rx Subframe Data:\n"); + dptr, pfirst->len, + "Rx Subframe Data:\n"); __skb_trim(pfirst, sublen); skb_pull(pfirst, doff); @@ -1642,7 +1590,8 @@ static uint brcmf_sdio_readframes(struct brcmf_sdio *bus, uint maxframes) bus->rxhdr, SDPCM_HDRLEN, "RxHdr:\n"); - if (!brcmf_sdio_hdparser(bus, bus->rxhdr, rd)) { + if (!brcmf_sdio_hdparser(bus, bus->rxhdr, rd, + BRCMF_SDIO_FT_NORMAL)) { if (!bus->rxpending) break; else @@ -1701,7 +1650,8 @@ static uint brcmf_sdio_readframes(struct brcmf_sdio *bus, uint maxframes) } else { memcpy(bus->rxhdr, pkt->data, SDPCM_HDRLEN); rd_new.seq_num = rd->seq_num; - if (!brcmf_sdio_hdparser(bus, bus->rxhdr, &rd_new)) { + if (!brcmf_sdio_hdparser(bus, bus->rxhdr, &rd_new, + BRCMF_SDIO_FT_NORMAL)) { rd->len = 0; brcmu_pkt_buf_free_skb(pkt); } -- cgit v0.10.2 From 0af29bf7c1ddf5f3c35577409de46ede5e8d7845 Mon Sep 17 00:00:00 2001 From: Hante Meuleman Date: Mon, 22 Oct 2012 10:36:25 -0700 Subject: brcmfmac: use fwil for default configuration setup. modify the setup code to use the refactored firmware interface layer. Reviewed-by: Arend Van Spriel Reviewed-by: Pieter-Paul Giesberts Signed-off-by: Hante Meuleman Signed-off-by: Franky Lin Signed-off-by: John W. Linville diff --git a/drivers/net/wireless/brcm80211/brcmfmac/dhd.h b/drivers/net/wireless/brcm80211/brcmfmac/dhd.h index 51d7754..bde5e25 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/dhd.h +++ b/drivers/net/wireless/brcm80211/brcmfmac/dhd.h @@ -656,13 +656,6 @@ struct brcmf_pub { int in_suspend; /* flag set to 1 when early suspend called */ int dtim_skip; /* dtim skip , default 0 means wake each dtim */ - /* Pkt filter defination */ - char *pktfilter[100]; - int pktfilter_count; - - u8 country_code[BRCM_CNTRY_BUF_SZ]; - char eventmask[BRCMF_EVENTING_MASK_LEN]; - struct brcmf_if *iflist[BRCMF_MAX_IFS]; struct mutex proto_block; @@ -740,8 +733,4 @@ extern struct brcmf_if *brcmf_add_if(struct device *dev, int ifidx, s32 bssidx, char *name, u8 *mac_addr); extern void brcmf_del_if(struct brcmf_pub *drvr, int ifidx); -extern void brcmf_c_pktfilter_offload_set(struct brcmf_pub *drvr, char *arg); -extern void brcmf_c_pktfilter_offload_enable(struct brcmf_pub *drvr, char *arg, - int enable, int master_mode); - #endif /* _BRCMF_H_ */ diff --git a/drivers/net/wireless/brcm80211/brcmfmac/dhd_cdc.c b/drivers/net/wireless/brcm80211/brcmfmac/dhd_cdc.c index b07a438..b9d8a5a 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/dhd_cdc.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/dhd_cdc.c @@ -458,32 +458,6 @@ void brcmf_proto_detach(struct brcmf_pub *drvr) drvr->prot = NULL; } -int brcmf_proto_init(struct brcmf_pub *drvr) -{ - int ret = 0; - char buf[128]; - - brcmf_dbg(TRACE, "Enter\n"); - - mutex_lock(&drvr->proto_block); - - /* Get the device MAC address */ - strcpy(buf, "cur_etheraddr"); - ret = brcmf_proto_cdc_query_dcmd(drvr, 0, BRCMF_C_GET_VAR, - buf, sizeof(buf)); - if (ret < 0) { - mutex_unlock(&drvr->proto_block); - return ret; - } - memcpy(drvr->mac, buf, ETH_ALEN); - - mutex_unlock(&drvr->proto_block); - - ret = brcmf_c_preinit_dcmds(drvr); - - return ret; -} - void brcmf_proto_stop(struct brcmf_pub *drvr) { /* Nothing to do for CDC */ diff --git a/drivers/net/wireless/brcm80211/brcmfmac/dhd_common.c b/drivers/net/wireless/brcm80211/brcmfmac/dhd_common.c index 28b3eed..866b669 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/dhd_common.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/dhd_common.c @@ -28,12 +28,17 @@ #include "dhd_bus.h" #include "dhd_proto.h" #include "dhd_dbg.h" +#include "fwil.h" #define BRCM_OUI "\x00\x10\x18" #define DOT11_OUI_LEN 3 #define BCMILCP_BCM_SUBTYPE_EVENT 1 -#define PKTFILTER_BUF_SIZE 2048 +#define PKTFILTER_BUF_SIZE 128 #define BRCMF_ARPOL_MODE 0xb /* agent|snoop|peer_autoreply */ +#define BRCMF_DEFAULT_BCN_TIMEOUT 3 +#define BRCMF_DEFAULT_SCAN_CHANNEL_TIME 40 +#define BRCMF_DEFAULT_SCAN_UNASSOC_TIME 40 +#define BRCMF_DEFAULT_PACKET_FILTER "100 0 0 0 0x01 0x00" #define MSGTRACE_VERSION 1 @@ -563,90 +568,57 @@ static int brcmf_c_pattern_atoh(char *src, char *dst) return i; } -void -brcmf_c_pktfilter_offload_enable(struct brcmf_pub *drvr, char *arg, int enable, - int master_mode) +static void +brcmf_c_pktfilter_offload_enable(struct brcmf_if *ifp, char *arg, int enable, + int master_mode) { unsigned long res; - char *argv[8]; - int i = 0; - const char *str; - int buf_len; - int str_len; + char *argv; char *arg_save = NULL, *arg_org = NULL; - int rc; - char buf[128]; + s32 err; struct brcmf_pkt_filter_enable_le enable_parm; - struct brcmf_pkt_filter_enable_le *pkt_filterp; - __le32 mmode_le; - arg_save = kmalloc(strlen(arg) + 1, GFP_ATOMIC); + arg_save = kstrdup(arg, GFP_ATOMIC); if (!arg_save) goto fail; arg_org = arg_save; - memcpy(arg_save, arg, strlen(arg) + 1); - argv[i] = strsep(&arg_save, " "); + argv = strsep(&arg_save, " "); - i = 0; - if (NULL == argv[i]) { + if (argv == NULL) { brcmf_dbg(ERROR, "No args provided\n"); goto fail; } - str = "pkt_filter_enable"; - str_len = strlen(str); - strncpy(buf, str, str_len); - buf[str_len] = '\0'; - buf_len = str_len + 1; - - pkt_filterp = (struct brcmf_pkt_filter_enable_le *) (buf + str_len + 1); - /* Parse packet filter id. */ enable_parm.id = 0; - if (!kstrtoul(argv[i], 0, &res)) + if (!kstrtoul(argv, 0, &res)) enable_parm.id = cpu_to_le32((u32)res); - /* Parse enable/disable value. */ + /* Enable/disable the specified filter. */ enable_parm.enable = cpu_to_le32(enable); - buf_len += sizeof(enable_parm); - memcpy((char *)pkt_filterp, &enable_parm, sizeof(enable_parm)); + err = brcmf_fil_iovar_data_set(ifp, "pkt_filter_enable", &enable_parm, + sizeof(enable_parm)); + if (err) + brcmf_dbg(ERROR, "Set pkt_filter_enable error (%d)\n", err); - /* Enable/disable the specified filter. */ - rc = brcmf_proto_cdc_set_dcmd(drvr, 0, BRCMF_C_SET_VAR, buf, buf_len); - rc = rc >= 0 ? 0 : rc; - if (rc) - brcmf_dbg(TRACE, "failed to add pktfilter %s, retcode = %d\n", - arg, rc); - else - brcmf_dbg(TRACE, "successfully added pktfilter %s\n", arg); - - /* Contorl the master mode */ - mmode_le = cpu_to_le32(master_mode); - brcmf_c_mkiovar("pkt_filter_mode", (char *)&mmode_le, 4, buf, - sizeof(buf)); - rc = brcmf_proto_cdc_set_dcmd(drvr, 0, BRCMF_C_SET_VAR, buf, - sizeof(buf)); - rc = rc >= 0 ? 0 : rc; - if (rc) - brcmf_dbg(TRACE, "failed to add pktfilter %s, retcode = %d\n", - arg, rc); + /* Control the master mode */ + err = brcmf_fil_iovar_int_set(ifp, "pkt_filter_mode", master_mode); + if (err) + brcmf_dbg(ERROR, "Set pkt_filter_mode error (%d)\n", err); fail: kfree(arg_org); } -void brcmf_c_pktfilter_offload_set(struct brcmf_pub *drvr, char *arg) +static void brcmf_c_pktfilter_offload_set(struct brcmf_if *ifp, char *arg) { - const char *str; - struct brcmf_pkt_filter_le pkt_filter; - struct brcmf_pkt_filter_le *pkt_filterp; + struct brcmf_pkt_filter_le *pkt_filter; unsigned long res; int buf_len; - int str_len; - int rc; + s32 err; u32 mask_size; u32 pattern_size; char *argv[8], *buf = NULL; @@ -664,104 +636,64 @@ void brcmf_c_pktfilter_offload_set(struct brcmf_pub *drvr, char *arg) goto fail; argv[i] = strsep(&arg_save, " "); - while (argv[i++]) + while (argv[i]) { + i++; + if (i >= 8) { + brcmf_dbg(ERROR, "Too many parameters\n"); + goto fail; + } argv[i] = strsep(&arg_save, " "); + } - i = 0; - if (NULL == argv[i]) { - brcmf_dbg(ERROR, "No args provided\n"); + if (i != 6) { + brcmf_dbg(ERROR, "Not enough args provided %d\n", i); goto fail; } - str = "pkt_filter_add"; - strcpy(buf, str); - str_len = strlen(str); - buf_len = str_len + 1; - - pkt_filterp = (struct brcmf_pkt_filter_le *) (buf + str_len + 1); + pkt_filter = (struct brcmf_pkt_filter_le *)buf; /* Parse packet filter id. */ - pkt_filter.id = 0; - if (!kstrtoul(argv[i], 0, &res)) - pkt_filter.id = cpu_to_le32((u32)res); - - if (NULL == argv[++i]) { - brcmf_dbg(ERROR, "Polarity not provided\n"); - goto fail; - } + pkt_filter->id = 0; + if (!kstrtoul(argv[0], 0, &res)) + pkt_filter->id = cpu_to_le32((u32)res); /* Parse filter polarity. */ - pkt_filter.negate_match = 0; - if (!kstrtoul(argv[i], 0, &res)) - pkt_filter.negate_match = cpu_to_le32((u32)res); - - if (NULL == argv[++i]) { - brcmf_dbg(ERROR, "Filter type not provided\n"); - goto fail; - } + pkt_filter->negate_match = 0; + if (!kstrtoul(argv[1], 0, &res)) + pkt_filter->negate_match = cpu_to_le32((u32)res); /* Parse filter type. */ - pkt_filter.type = 0; - if (!kstrtoul(argv[i], 0, &res)) - pkt_filter.type = cpu_to_le32((u32)res); - - if (NULL == argv[++i]) { - brcmf_dbg(ERROR, "Offset not provided\n"); - goto fail; - } + pkt_filter->type = 0; + if (!kstrtoul(argv[2], 0, &res)) + pkt_filter->type = cpu_to_le32((u32)res); /* Parse pattern filter offset. */ - pkt_filter.u.pattern.offset = 0; - if (!kstrtoul(argv[i], 0, &res)) - pkt_filter.u.pattern.offset = cpu_to_le32((u32)res); - - if (NULL == argv[++i]) { - brcmf_dbg(ERROR, "Bitmask not provided\n"); - goto fail; - } + pkt_filter->u.pattern.offset = 0; + if (!kstrtoul(argv[3], 0, &res)) + pkt_filter->u.pattern.offset = cpu_to_le32((u32)res); /* Parse pattern filter mask. */ - mask_size = - brcmf_c_pattern_atoh - (argv[i], (char *)pkt_filterp->u.pattern.mask_and_pattern); - - if (NULL == argv[++i]) { - brcmf_dbg(ERROR, "Pattern not provided\n"); - goto fail; - } + mask_size = brcmf_c_pattern_atoh(argv[4], + (char *)pkt_filter->u.pattern.mask_and_pattern); /* Parse pattern filter pattern. */ - pattern_size = - brcmf_c_pattern_atoh(argv[i], - (char *)&pkt_filterp->u.pattern. - mask_and_pattern[mask_size]); + pattern_size = brcmf_c_pattern_atoh(argv[5], + (char *)&pkt_filter->u.pattern.mask_and_pattern[mask_size]); if (mask_size != pattern_size) { brcmf_dbg(ERROR, "Mask and pattern not the same size\n"); goto fail; } - pkt_filter.u.pattern.size_bytes = cpu_to_le32(mask_size); - buf_len += BRCMF_PKT_FILTER_FIXED_LEN; - buf_len += (BRCMF_PKT_FILTER_PATTERN_FIXED_LEN + 2 * mask_size); + pkt_filter->u.pattern.size_bytes = cpu_to_le32(mask_size); + buf_len = sizeof(*pkt_filter); + buf_len -= sizeof(pkt_filter->u.pattern.mask_and_pattern); + buf_len += mask_size + pattern_size; - /* Keep-alive attributes are set in local - * variable (keep_alive_pkt), and - ** then memcpy'ed into buffer (keep_alive_pktp) since there is no - ** guarantee that the buffer is properly aligned. - */ - memcpy((char *)pkt_filterp, - &pkt_filter, - BRCMF_PKT_FILTER_FIXED_LEN + BRCMF_PKT_FILTER_PATTERN_FIXED_LEN); - - rc = brcmf_proto_cdc_set_dcmd(drvr, 0, BRCMF_C_SET_VAR, buf, buf_len); - rc = rc >= 0 ? 0 : rc; - - if (rc) - brcmf_dbg(TRACE, "failed to add pktfilter %s, retcode = %d\n", - arg, rc); - else - brcmf_dbg(TRACE, "successfully added pktfilter %s\n", arg); + err = brcmf_fil_iovar_data_set(ifp, "pkt_filter_add", pkt_filter, + buf_len); + if (err) + brcmf_dbg(ERROR, "Set pkt_filter_add error (%d)\n", err); fail: kfree(arg_org); @@ -769,130 +701,125 @@ fail: kfree(buf); } -static void brcmf_c_arp_offload_set(struct brcmf_pub *drvr, int arp_mode) -{ - char iovbuf[32]; - int retcode; - __le32 arp_mode_le; - - arp_mode_le = cpu_to_le32(arp_mode); - brcmf_c_mkiovar("arp_ol", (char *)&arp_mode_le, 4, iovbuf, - sizeof(iovbuf)); - retcode = brcmf_proto_cdc_set_dcmd(drvr, 0, BRCMF_C_SET_VAR, - iovbuf, sizeof(iovbuf)); - retcode = retcode >= 0 ? 0 : retcode; - if (retcode) - brcmf_dbg(TRACE, "failed to set ARP offload mode to 0x%x, retcode = %d\n", - arp_mode, retcode); - else - brcmf_dbg(TRACE, "successfully set ARP offload mode to 0x%x\n", - arp_mode); -} - -static void brcmf_c_arp_offload_enable(struct brcmf_pub *drvr, int arp_enable) -{ - char iovbuf[32]; - int retcode; - __le32 arp_enable_le; - - arp_enable_le = cpu_to_le32(arp_enable); - - brcmf_c_mkiovar("arpoe", (char *)&arp_enable_le, 4, - iovbuf, sizeof(iovbuf)); - retcode = brcmf_proto_cdc_set_dcmd(drvr, 0, BRCMF_C_SET_VAR, - iovbuf, sizeof(iovbuf)); - retcode = retcode >= 0 ? 0 : retcode; - if (retcode) - brcmf_dbg(TRACE, "failed to enable ARP offload to %d, retcode = %d\n", - arp_enable, retcode); - else - brcmf_dbg(TRACE, "successfully enabled ARP offload to %d\n", - arp_enable); -} - -int brcmf_c_preinit_dcmds(struct brcmf_pub *drvr) +int brcmf_c_preinit_dcmds(struct brcmf_if *ifp) { - char iovbuf[BRCMF_EVENTING_MASK_LEN + 12]; /* Room for - "event_msgs" + '\0' + bitvec */ - char buf[128], *ptr; - __le32 roaming_le = cpu_to_le32(1); - __le32 bcn_timeout_le = cpu_to_le32(3); - __le32 scan_assoc_time_le = cpu_to_le32(40); - __le32 scan_unassoc_time_le = cpu_to_le32(40); - int i; + s8 eventmask[BRCMF_EVENTING_MASK_LEN]; + u8 buf[BRCMF_DCMD_SMLEN]; + char *ptr; + s32 err; struct brcmf_bus_dcmd *cmdlst; struct list_head *cur, *q; - mutex_lock(&drvr->proto_block); - - /* Set Country code */ - if (drvr->country_code[0] != 0) { - if (brcmf_proto_cdc_set_dcmd(drvr, 0, BRCMF_C_SET_COUNTRY, - drvr->country_code, - sizeof(drvr->country_code)) < 0) - brcmf_dbg(ERROR, "country code setting failed\n"); + /* retreive mac address */ + err = brcmf_fil_iovar_data_get(ifp, "cur_etheraddr", ifp->mac_addr, + sizeof(ifp->mac_addr)); + if (err < 0) { + brcmf_dbg(ERROR, "Retreiving cur_etheraddr failed, %d\n", + err); + goto done; } + memcpy(ifp->drvr->mac, ifp->mac_addr, sizeof(ifp->drvr->mac)); /* query for 'ver' to get version info from firmware */ memset(buf, 0, sizeof(buf)); - ptr = buf; - brcmf_c_mkiovar("ver", NULL, 0, buf, sizeof(buf)); - brcmf_proto_cdc_query_dcmd(drvr, 0, BRCMF_C_GET_VAR, buf, sizeof(buf)); + strcpy(buf, "ver"); + err = brcmf_fil_iovar_data_get(ifp, "ver", buf, sizeof(buf)); + if (err < 0) { + brcmf_dbg(ERROR, "Retreiving version information failed, %d\n", + err); + goto done; + } + ptr = (char *)buf; strsep(&ptr, "\n"); /* Print fw version info */ brcmf_dbg(ERROR, "Firmware version = %s\n", buf); - /* Setup timeout if Beacons are lost and roam is off to report - link down */ - brcmf_c_mkiovar("bcn_timeout", (char *)&bcn_timeout_le, 4, iovbuf, - sizeof(iovbuf)); - brcmf_proto_cdc_set_dcmd(drvr, 0, BRCMF_C_SET_VAR, iovbuf, - sizeof(iovbuf)); + /* + * Setup timeout if Beacons are lost and roam is off to report + * link down + */ + err = brcmf_fil_iovar_int_set(ifp, "bcn_timeout", + BRCMF_DEFAULT_BCN_TIMEOUT); + if (err) { + brcmf_dbg(ERROR, "bcn_timeout error (%d)\n", err); + goto done; + } /* Enable/Disable build-in roaming to allowed ext supplicant to take - of romaing */ - brcmf_c_mkiovar("roam_off", (char *)&roaming_le, 4, - iovbuf, sizeof(iovbuf)); - brcmf_proto_cdc_set_dcmd(drvr, 0, BRCMF_C_SET_VAR, iovbuf, - sizeof(iovbuf)); - - /* Setup event_msgs */ - brcmf_c_mkiovar("event_msgs", drvr->eventmask, BRCMF_EVENTING_MASK_LEN, - iovbuf, sizeof(iovbuf)); - brcmf_proto_cdc_set_dcmd(drvr, 0, BRCMF_C_SET_VAR, iovbuf, - sizeof(iovbuf)); - - brcmf_proto_cdc_set_dcmd(drvr, 0, BRCMF_C_SET_SCAN_CHANNEL_TIME, - (char *)&scan_assoc_time_le, sizeof(scan_assoc_time_le)); - brcmf_proto_cdc_set_dcmd(drvr, 0, BRCMF_C_SET_SCAN_UNASSOC_TIME, - (char *)&scan_unassoc_time_le, sizeof(scan_unassoc_time_le)); - - /* Set and enable ARP offload feature */ - brcmf_c_arp_offload_set(drvr, BRCMF_ARPOL_MODE); - brcmf_c_arp_offload_enable(drvr, true); - - /* Set up pkt filter */ - for (i = 0; i < drvr->pktfilter_count; i++) { - brcmf_c_pktfilter_offload_set(drvr, drvr->pktfilter[i]); - brcmf_c_pktfilter_offload_enable(drvr, drvr->pktfilter[i], - 0, true); + * of romaing + */ + err = brcmf_fil_iovar_int_set(ifp, "roam_off", 1); + if (err) { + brcmf_dbg(ERROR, "roam_off error (%d)\n", err); + goto done; + } + + /* Setup event_msgs, enable E_IF */ + err = brcmf_fil_iovar_data_get(ifp, "event_msgs", eventmask, + BRCMF_EVENTING_MASK_LEN); + if (err) { + brcmf_dbg(ERROR, "Get event_msgs error (%d)\n", err); + goto done; + } + setbit(eventmask, BRCMF_E_IF); + err = brcmf_fil_iovar_data_set(ifp, "event_msgs", eventmask, + BRCMF_EVENTING_MASK_LEN); + if (err) { + brcmf_dbg(ERROR, "Set event_msgs error (%d)\n", err); + goto done; + } + + /* Setup default scan channel time */ + err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_SCAN_CHANNEL_TIME, + BRCMF_DEFAULT_SCAN_CHANNEL_TIME); + if (err) { + brcmf_dbg(ERROR, "BRCMF_C_SET_SCAN_CHANNEL_TIME error (%d)\n", + err); + goto done; + } + + /* Setup default scan unassoc time */ + err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_SCAN_UNASSOC_TIME, + BRCMF_DEFAULT_SCAN_UNASSOC_TIME); + if (err) { + brcmf_dbg(ERROR, "BRCMF_C_SET_SCAN_UNASSOC_TIME error (%d)\n", + err); + goto done; + } + + /* Try to set and enable ARP offload feature, this may fail */ + err = brcmf_fil_iovar_int_set(ifp, "arp_ol", BRCMF_ARPOL_MODE); + if (err) { + brcmf_dbg(TRACE, "failed to set ARP offload mode to 0x%x, err = %d\n", + BRCMF_ARPOL_MODE, err); + err = 0; + } else { + err = brcmf_fil_iovar_int_set(ifp, "arpoe", 1); + if (err) { + brcmf_dbg(TRACE, "failed to enable ARP offload err = %d\n", + err); + err = 0; + } else + brcmf_dbg(TRACE, "successfully enabled ARP offload to 0x%x\n", + BRCMF_ARPOL_MODE); } + /* Setup packet filter */ + brcmf_c_pktfilter_offload_set(ifp, BRCMF_DEFAULT_PACKET_FILTER); + brcmf_c_pktfilter_offload_enable(ifp, BRCMF_DEFAULT_PACKET_FILTER, + 0, true); + /* set bus specific command if there is any */ - list_for_each_safe(cur, q, &drvr->bus_if->dcmd_list) { + list_for_each_safe(cur, q, &ifp->drvr->bus_if->dcmd_list) { cmdlst = list_entry(cur, struct brcmf_bus_dcmd, list); if (cmdlst->name && cmdlst->param && cmdlst->param_len) { - brcmf_c_mkiovar(cmdlst->name, cmdlst->param, - cmdlst->param_len, iovbuf, - sizeof(iovbuf)); - brcmf_proto_cdc_set_dcmd(drvr, 0, BRCMF_C_SET_VAR, - iovbuf, sizeof(iovbuf)); + brcmf_fil_iovar_data_set(ifp, cmdlst->name, + cmdlst->param, + cmdlst->param_len); } list_del(cur); kfree(cmdlst); } - - mutex_unlock(&drvr->proto_block); - - return 0; +done: + return err; } diff --git a/drivers/net/wireless/brcm80211/brcmfmac/dhd_linux.c b/drivers/net/wireless/brcm80211/brcmfmac/dhd_linux.c index b1f26b5..2976523 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/dhd_linux.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/dhd_linux.c @@ -950,8 +950,6 @@ fail: int brcmf_bus_start(struct device *dev) { int ret = -1; - /* Room for "event_msgs" + '\0' + bitvec */ - char iovbuf[BRCMF_EVENTING_MASK_LEN + 12]; struct brcmf_bus *bus_if = dev_get_drvdata(dev); struct brcmf_pub *drvr = bus_if->drvr; struct brcmf_if *ifp; @@ -965,43 +963,16 @@ int brcmf_bus_start(struct device *dev) return ret; } - brcmf_c_mkiovar("event_msgs", drvr->eventmask, BRCMF_EVENTING_MASK_LEN, - iovbuf, sizeof(iovbuf)); - brcmf_proto_cdc_query_dcmd(drvr, 0, BRCMF_C_GET_VAR, iovbuf, - sizeof(iovbuf)); - memcpy(drvr->eventmask, iovbuf, BRCMF_EVENTING_MASK_LEN); - - setbit(drvr->eventmask, BRCMF_E_SET_SSID); - setbit(drvr->eventmask, BRCMF_E_PRUNE); - setbit(drvr->eventmask, BRCMF_E_AUTH); - setbit(drvr->eventmask, BRCMF_E_REASSOC); - setbit(drvr->eventmask, BRCMF_E_REASSOC_IND); - setbit(drvr->eventmask, BRCMF_E_DEAUTH_IND); - setbit(drvr->eventmask, BRCMF_E_DISASSOC_IND); - setbit(drvr->eventmask, BRCMF_E_DISASSOC); - setbit(drvr->eventmask, BRCMF_E_JOIN); - setbit(drvr->eventmask, BRCMF_E_ASSOC_IND); - setbit(drvr->eventmask, BRCMF_E_PSK_SUP); - setbit(drvr->eventmask, BRCMF_E_LINK); - setbit(drvr->eventmask, BRCMF_E_NDIS_LINK); - setbit(drvr->eventmask, BRCMF_E_MIC_ERROR); - setbit(drvr->eventmask, BRCMF_E_PMKID_CACHE); - setbit(drvr->eventmask, BRCMF_E_TXFAIL); - setbit(drvr->eventmask, BRCMF_E_JOIN_START); - setbit(drvr->eventmask, BRCMF_E_SCAN_COMPLETE); - setbit(drvr->eventmask, BRCMF_E_IF); - - /* Setup filter to allow only unicast */ - drvr->pktfilter_count = 1; - drvr->pktfilter[0] = "100 0 0 0 0x01 0x00"; - /* add primary networking interface */ - ifp = brcmf_add_if(dev, 0, 0, "wlan%d", drvr->mac); + ifp = brcmf_add_if(dev, 0, 0, "wlan%d", NULL); if (IS_ERR(ifp)) return PTR_ERR(ifp); - /* Bus is ready, do any protocol initialization */ - ret = brcmf_proto_init(drvr); + /* signal bus ready */ + bus_if->state = BRCMF_BUS_DATA; + + /* Bus is ready, do any initialization */ + ret = brcmf_c_preinit_dcmds(ifp); if (ret < 0) return ret; @@ -1016,9 +987,6 @@ int brcmf_bus_start(struct device *dev) return ret; } - - /* signal bus ready */ - bus_if->state = BRCMF_BUS_DATA; return 0; } diff --git a/drivers/net/wireless/brcm80211/brcmfmac/dhd_proto.h b/drivers/net/wireless/brcm80211/brcmfmac/dhd_proto.h index f3e72de..7fe6779 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/dhd_proto.h +++ b/drivers/net/wireless/brcm80211/brcmfmac/dhd_proto.h @@ -27,11 +27,6 @@ extern int brcmf_proto_attach(struct brcmf_pub *drvr); /* Unlink, frees allocated protocol memory (including brcmf_proto) */ extern void brcmf_proto_detach(struct brcmf_pub *drvr); -/* Initialize protocol: sync w/dongle state. - * Sets dongle media info (drv_version, mac address). - */ -extern int brcmf_proto_init(struct brcmf_pub *drvr); - /* Stop protocol: sync w/dongle state. */ extern void brcmf_proto_stop(struct brcmf_pub *drvr); @@ -45,7 +40,8 @@ extern void brcmf_proto_hdrpush(struct brcmf_pub *, int ifidx, extern int brcmf_proto_dcmd(struct brcmf_pub *drvr, int ifidx, struct brcmf_dcmd *dcmd, int len); -extern int brcmf_c_preinit_dcmds(struct brcmf_pub *drvr); +/* Sets dongle media info (drv_version, mac address). */ +extern int brcmf_c_preinit_dcmds(struct brcmf_if *ifp); extern int brcmf_proto_cdc_set_dcmd(struct brcmf_pub *drvr, int ifidx, uint cmd, void *buf, uint len); -- cgit v0.10.2 From 2eaba7e8b4ce24fd4661dc80afcb27b3633b5d14 Mon Sep 17 00:00:00 2001 From: Arend van Spriel Date: Mon, 22 Oct 2012 10:36:26 -0700 Subject: brcmfmac: change parameter list for send_key_to_dongle() The first two parameters given to send_key_to_dongle() are redundant so they have been removed. Reviewed-by: Hante Meuleman Reviewed-by: Pieter-Paul Giesberts Signed-off-by: Arend van Spriel Signed-off-by: Franky Lin Signed-off-by: John W. Linville diff --git a/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c b/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c index 61d9489..71bc310 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c @@ -432,8 +432,7 @@ static void convert_key_from_CPU(struct brcmf_wsec_key *key, } static int -send_key_to_dongle(struct brcmf_cfg80211_info *cfg, s32 bssidx, - struct net_device *ndev, struct brcmf_wsec_key *key) +send_key_to_dongle(struct net_device *ndev, struct brcmf_wsec_key *key) { int err; struct brcmf_wsec_key_le key_le; @@ -1556,7 +1555,6 @@ brcmf_set_sharedkey(struct net_device *ndev, struct brcmf_wsec_key key; s32 val; s32 err = 0; - s32 bssidx; WL_CONN("key len (%d)\n", sme->key_len); @@ -1599,8 +1597,7 @@ brcmf_set_sharedkey(struct net_device *ndev, WL_CONN("key length (%d) key index (%d) algo (%d)\n", key.len, key.index, key.algo); WL_CONN("key \"%s\"\n", key.data); - bssidx = brcmf_find_bssidx(cfg, ndev); - err = send_key_to_dongle(cfg, bssidx, ndev, &key); + err = send_key_to_dongle(ndev, &key); if (err) return err; @@ -1846,10 +1843,8 @@ static s32 brcmf_add_keyext(struct wiphy *wiphy, struct net_device *ndev, u8 key_idx, const u8 *mac_addr, struct key_params *params) { - struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); struct brcmf_wsec_key key; s32 err = 0; - s32 bssidx; memset(&key, 0, sizeof(key)); key.index = (u32) key_idx; @@ -1858,11 +1853,10 @@ brcmf_add_keyext(struct wiphy *wiphy, struct net_device *ndev, if (!is_multicast_ether_addr(mac_addr)) memcpy((char *)&key.ea, (void *)mac_addr, ETH_ALEN); key.len = (u32) params->key_len; - bssidx = brcmf_find_bssidx(cfg, ndev); /* check for key index change */ if (key.len == 0) { /* key delete */ - err = send_key_to_dongle(cfg, bssidx, ndev, &key); + err = send_key_to_dongle(ndev, &key); if (err) WL_ERR("key delete error (%d)\n", err); } else { @@ -1917,7 +1911,7 @@ brcmf_add_keyext(struct wiphy *wiphy, struct net_device *ndev, WL_ERR("Invalid cipher (0x%x)\n", params->cipher); return -EINVAL; } - err = send_key_to_dongle(cfg, bssidx, ndev, &key); + err = send_key_to_dongle(ndev, &key); if (err) WL_ERR("wsec_key error (%d)\n", err); } @@ -1935,7 +1929,6 @@ brcmf_cfg80211_add_key(struct wiphy *wiphy, struct net_device *ndev, s32 wsec; s32 err = 0; u8 keybuf[8]; - s32 bssidx; WL_TRACE("Enter\n"); WL_CONN("key index (%d)\n", key_idx); @@ -1997,8 +1990,7 @@ brcmf_cfg80211_add_key(struct wiphy *wiphy, struct net_device *ndev, goto done; } - bssidx = brcmf_find_bssidx(cfg, ndev); - err = send_key_to_dongle(cfg, bssidx, ndev, &key); + err = send_key_to_dongle(ndev, &key); if (err) goto done; @@ -2023,10 +2015,8 @@ static s32 brcmf_cfg80211_del_key(struct wiphy *wiphy, struct net_device *ndev, u8 key_idx, bool pairwise, const u8 *mac_addr) { - struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); struct brcmf_wsec_key key; s32 err = 0; - s32 bssidx; WL_TRACE("Enter\n"); if (!check_sys_up(wiphy)) @@ -2041,8 +2031,7 @@ brcmf_cfg80211_del_key(struct wiphy *wiphy, struct net_device *ndev, WL_CONN("key index (%d)\n", key_idx); /* Set the new key/index */ - bssidx = brcmf_find_bssidx(cfg, ndev); - err = send_key_to_dongle(cfg, bssidx, ndev, &key); + err = send_key_to_dongle(ndev, &key); if (err) { if (err == -EINVAL) { if (key.index >= DOT11_MAX_DEFAULT_KEYS) @@ -2068,7 +2057,6 @@ brcmf_cfg80211_get_key(struct wiphy *wiphy, struct net_device *ndev, struct brcmf_cfg80211_security *sec; s32 wsec; s32 err = 0; - s32 bssidx; WL_TRACE("Enter\n"); WL_CONN("key index (%d)\n", key_idx); @@ -2077,7 +2065,6 @@ brcmf_cfg80211_get_key(struct wiphy *wiphy, struct net_device *ndev, memset(¶ms, 0, sizeof(params)); - bssidx = brcmf_find_bssidx(cfg, ndev); err = brcmf_fil_bsscfg_int_get(netdev_priv(ndev), "wsec", &wsec); if (err) { WL_ERR("WLC_GET_WSEC error (%d)\n", err); -- cgit v0.10.2 From ec6de0ed3ecfab6acfa11c32f9acc9b3c6a5adc7 Mon Sep 17 00:00:00 2001 From: Arend van Spriel Date: Mon, 22 Oct 2012 10:36:27 -0700 Subject: brcmfmac: remove brcmf_find_bssidx() function The function brcmf_find_bssidx() is no longer used so remove it from the driver code. Reviewed-by: Hante Meuleman Reviewed-by: Pieter-Paul Giesberts Signed-off-by: Arend van Spriel Signed-off-by: Franky Lin Signed-off-by: John W. Linville diff --git a/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c b/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c index 71bc310..069a4e4 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c @@ -514,16 +514,6 @@ done: return err; } -/* - * For now brcmf_find_bssidx will return 0. Once p2p gets implemented this - * should return the ndev matching bssidx. - */ -static s32 -brcmf_find_bssidx(struct brcmf_cfg80211_info *cfg, struct net_device *ndev) -{ - return 0; -} - static void brcmf_set_mpc(struct net_device *ndev, int mpc) { s32 err = 0; -- cgit v0.10.2 From 3eacf866559c3d2062690bab8bf09f15f963fb16 Mon Sep 17 00:00:00 2001 From: Arend van Spriel Date: Mon, 22 Oct 2012 13:55:30 -0700 Subject: brcmfmac: introduce brcmf_cfg80211_vif structure This patch introduces the brcmf_cfg80211_vif structure which is used to keep track of multiple virtual interfaces in the driver. Reviewed-by: Hante Meuleman Reviewed-by: Pieter-Paul Giesberts Signed-off-by: Arend van Spriel Signed-off-by: Franky Lin Signed-off-by: John W. Linville diff --git a/drivers/net/wireless/brcm80211/brcmfmac/dhd.h b/drivers/net/wireless/brcm80211/brcmfmac/dhd.h index bde5e25..8704daa 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/dhd.h +++ b/drivers/net/wireless/brcm80211/brcmfmac/dhd.h @@ -682,10 +682,14 @@ struct brcmf_if_event { u8 bssidx; }; +/* forward declaration */ +struct brcmf_cfg80211_vif; + /** * struct brcmf_if - interface control information. * * @drvr: points to device related information. + * @vif: points to cfg80211 specific interface information. * @ndev: associated network device. * @stats: interface specific network statistics. * @idx: interface index in device firmware. @@ -694,6 +698,7 @@ struct brcmf_if_event { */ struct brcmf_if { struct brcmf_pub *drvr; + struct brcmf_cfg80211_vif *vif; struct net_device *ndev; struct net_device_stats stats; int idx; diff --git a/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c b/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c index 069a4e4..21d6ab3 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c @@ -49,6 +49,8 @@ #define BRCMF_PNO_SCAN_COMPLETE 1 #define BRCMF_PNO_SCAN_INCOMPLETE 0 +#define BRCMF_IFACE_MAX_CNT 2 + #define TLV_LEN_OFF 1 /* length offset */ #define TLV_HDR_LEN 2 /* header length */ #define TLV_BODY_OFF 2 /* body offset */ @@ -3441,7 +3443,7 @@ static int brcmf_cfg80211_sched_scan_stop(struct wiphy *wiphy, static int brcmf_cfg80211_testmode(struct wiphy *wiphy, void *data, int len) { struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); - struct net_device *ndev = cfg->wdev->netdev; + struct net_device *ndev = cfg_to_ndev(cfg); struct brcmf_dcmd *dcmd = data; struct sk_buff *reply; int ret; @@ -4194,72 +4196,95 @@ static void brcmf_wiphy_pno_params(struct wiphy *wiphy) #endif } -static struct wireless_dev *brcmf_alloc_wdev(struct device *ndev) +static struct wiphy *brcmf_setup_wiphy(struct device *phydev) { - struct wireless_dev *wdev; + struct wiphy *wiphy; s32 err = 0; - wdev = kzalloc(sizeof(*wdev), GFP_KERNEL); - if (!wdev) - return ERR_PTR(-ENOMEM); - - wdev->wiphy = wiphy_new(&wl_cfg80211_ops, - sizeof(struct brcmf_cfg80211_info)); - if (!wdev->wiphy) { + wiphy = wiphy_new(&wl_cfg80211_ops, sizeof(struct brcmf_cfg80211_info)); + if (!wiphy) { WL_ERR("Could not allocate wiphy device\n"); - err = -ENOMEM; - goto wiphy_new_out; - } - set_wiphy_dev(wdev->wiphy, ndev); - wdev->wiphy->max_scan_ssids = WL_NUM_SCAN_MAX; - wdev->wiphy->max_num_pmkids = WL_NUM_PMKIDS_MAX; - wdev->wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION) | - BIT(NL80211_IFTYPE_ADHOC) | - BIT(NL80211_IFTYPE_AP); - wdev->wiphy->bands[IEEE80211_BAND_2GHZ] = &__wl_band_2ghz; - wdev->wiphy->bands[IEEE80211_BAND_5GHZ] = &__wl_band_5ghz_a; /* Set + return ERR_PTR(-ENOMEM); + } + set_wiphy_dev(wiphy, phydev); + wiphy->max_scan_ssids = WL_NUM_SCAN_MAX; + wiphy->max_num_pmkids = WL_NUM_PMKIDS_MAX; + wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION) | + BIT(NL80211_IFTYPE_ADHOC) | + BIT(NL80211_IFTYPE_AP); + wiphy->bands[IEEE80211_BAND_2GHZ] = &__wl_band_2ghz; + wiphy->bands[IEEE80211_BAND_5GHZ] = &__wl_band_5ghz_a; /* Set * it as 11a by default. * This will be updated with * 11n phy tables in * "ifconfig up" * if phy has 11n capability */ - wdev->wiphy->signal_type = CFG80211_SIGNAL_TYPE_MBM; - wdev->wiphy->cipher_suites = __wl_cipher_suites; - wdev->wiphy->n_cipher_suites = ARRAY_SIZE(__wl_cipher_suites); - wdev->wiphy->flags |= WIPHY_FLAG_PS_ON_BY_DEFAULT; /* enable power + wiphy->signal_type = CFG80211_SIGNAL_TYPE_MBM; + wiphy->cipher_suites = __wl_cipher_suites; + wiphy->n_cipher_suites = ARRAY_SIZE(__wl_cipher_suites); + wiphy->flags |= WIPHY_FLAG_PS_ON_BY_DEFAULT; /* enable power * save mode * by default */ - brcmf_wiphy_pno_params(wdev->wiphy); - err = wiphy_register(wdev->wiphy); + brcmf_wiphy_pno_params(wiphy); + err = wiphy_register(wiphy); if (err < 0) { WL_ERR("Could not register wiphy device (%d)\n", err); - goto wiphy_register_out; + wiphy_free(wiphy); + return ERR_PTR(err); } - return wdev; + return wiphy; +} + +static +struct brcmf_cfg80211_vif *brcmf_alloc_vif(struct brcmf_cfg80211_info *cfg, + struct net_device *netdev, + s32 mode, bool pm_block) +{ + struct brcmf_cfg80211_vif *vif; + + if (cfg->vif_cnt == BRCMF_IFACE_MAX_CNT) + return ERR_PTR(-ENOSPC); + + vif = kzalloc(sizeof(*vif), GFP_KERNEL); + if (!vif) + return ERR_PTR(-ENOMEM); -wiphy_register_out: - wiphy_free(wdev->wiphy); + vif->wdev.wiphy = cfg->wiphy; + vif->wdev.netdev = netdev; + vif->wdev.iftype = brcmf_mode_to_nl80211_iftype(mode); -wiphy_new_out: - kfree(wdev); + if (netdev) { + vif->ifp = netdev_priv(netdev); + netdev->ieee80211_ptr = &vif->wdev; + SET_NETDEV_DEV(netdev, wiphy_dev(cfg->wiphy)); + } + + vif->mode = mode; + vif->pm_block = pm_block; + vif->roam_off = -1; - return ERR_PTR(err); + list_add_tail(&vif->list, &cfg->vif_list); + cfg->vif_cnt++; + return vif; } -static void brcmf_free_wdev(struct brcmf_cfg80211_info *cfg) +static void brcmf_free_vif(struct brcmf_cfg80211_vif *vif) { - struct wireless_dev *wdev = cfg->wdev; + struct brcmf_cfg80211_info *cfg; + struct wiphy *wiphy; - if (!wdev) { - WL_ERR("wdev is invalid\n"); - return; + wiphy = vif->wdev.wiphy; + cfg = wiphy_priv(wiphy); + list_del(&vif->list); + cfg->vif_cnt--; + + kfree(vif); + if (!cfg->vif_cnt) { + wiphy_unregister(wiphy); + wiphy_free(wiphy); } - wiphy_unregister(wdev->wiphy); - wiphy_free(wdev->wiphy); - kfree(wdev); - cfg->wdev = NULL; } static bool brcmf_is_linkup(struct brcmf_cfg80211_info *cfg, @@ -4935,8 +4960,10 @@ struct brcmf_cfg80211_info *brcmf_cfg80211_attach(struct brcmf_pub *drvr) { struct net_device *ndev = drvr->iflist[0]->ndev; struct device *busdev = drvr->dev; - struct wireless_dev *wdev; struct brcmf_cfg80211_info *cfg; + struct wiphy *wiphy; + struct brcmf_cfg80211_vif *vif; + struct brcmf_if *ifp; s32 err = 0; if (!ndev) { @@ -4944,35 +4971,45 @@ struct brcmf_cfg80211_info *brcmf_cfg80211_attach(struct brcmf_pub *drvr) return NULL; } - wdev = brcmf_alloc_wdev(busdev); - if (IS_ERR(wdev)) { + ifp = netdev_priv(ndev); + wiphy = brcmf_setup_wiphy(busdev); + if (IS_ERR(wiphy)) return NULL; - } - wdev->iftype = brcmf_mode_to_nl80211_iftype(WL_MODE_BSS); - cfg = wdev_to_cfg(wdev); - cfg->wdev = wdev; + cfg = wiphy_priv(wiphy); + cfg->wiphy = wiphy; cfg->pub = drvr; - ndev->ieee80211_ptr = wdev; - SET_NETDEV_DEV(ndev, wiphy_dev(wdev->wiphy)); - wdev->netdev = ndev; + INIT_LIST_HEAD(&cfg->vif_list); + + vif = brcmf_alloc_vif(cfg, ndev, WL_MODE_BSS, false); + if (IS_ERR(vif)) { + wiphy_free(wiphy); + return NULL; + } + err = wl_init_priv(cfg); if (err) { WL_ERR("Failed to init iwm_priv (%d)\n", err); goto cfg80211_attach_out; } + ifp->vif = vif; return cfg; cfg80211_attach_out: - brcmf_free_wdev(cfg); + brcmf_free_vif(vif); return NULL; } void brcmf_cfg80211_detach(struct brcmf_cfg80211_info *cfg) { + struct brcmf_cfg80211_vif *vif; + struct brcmf_cfg80211_vif *tmp; + wl_deinit_priv(cfg); - brcmf_free_wdev(cfg); + list_for_each_entry_safe(vif, tmp, &cfg->vif_list, list) { + brcmf_free_vif(vif); + } } void diff --git a/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.h b/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.h index 1912625..6644ea8 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.h +++ b/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.h @@ -235,6 +235,25 @@ struct brcmf_cfg80211_profile { s32 band; }; +/** + * struct brcmf_cfg80211_vif - virtual interface specific information. + * + * @ifp: lower layer interface pointer + * @wdev: wireless device. + * @mode: operating mode. + * @roam_off: roaming state. + * @pm_block: power-management blocked. + * @list: linked list. + */ +struct brcmf_cfg80211_vif { + struct brcmf_if *ifp; + struct wireless_dev wdev; + s32 mode; + s32 roam_off; + bool pm_block; + struct list_head list; +}; + /* dongle iscan event loop */ struct brcmf_cfg80211_iscan_eloop { s32 (*handler[WL_SCAN_ERSULTS_LAST]) @@ -383,7 +402,7 @@ struct brcmf_pno_scanresults_le { /** * struct brcmf_cfg80211_info - dongle private data of cfg80211 interface * - * @wdev: representing wl cfg80211 device. + * @wiphy: wiphy object for cfg80211 interface. * @conf: dongle configuration. * @scan_request: cfg80211 scan request object. * @el: main event loop. @@ -422,10 +441,11 @@ struct brcmf_pno_scanresults_le { * @escan_timeout_work: scan timeout worker. * @escan_ioctl_buf: dongle command buffer for escan commands. * @ap_info: host ap information. - * @ci: used to link this structure to netdev private data. + * @vif_list: linked list of vif instances. + * @vif_cnt: number of vif instances. */ struct brcmf_cfg80211_info { - struct wireless_dev *wdev; + struct wiphy *wiphy; struct brcmf_cfg80211_conf *conf; struct cfg80211_scan_request *scan_request; struct brcmf_cfg80211_event_loop el; @@ -464,11 +484,13 @@ struct brcmf_cfg80211_info { struct work_struct escan_timeout_work; u8 *escan_ioctl_buf; struct ap_info *ap_info; + struct list_head vif_list; + u8 vif_cnt; }; -static inline struct wiphy *cfg_to_wiphy(struct brcmf_cfg80211_info *w) +static inline struct wiphy *cfg_to_wiphy(struct brcmf_cfg80211_info *cfg) { - return w->wdev->wiphy; + return cfg->wiphy; } static inline struct brcmf_cfg80211_info *wiphy_to_cfg(struct wiphy *w) @@ -481,9 +503,12 @@ static inline struct brcmf_cfg80211_info *wdev_to_cfg(struct wireless_dev *wd) return (struct brcmf_cfg80211_info *)(wdev_priv(wd)); } -static inline struct net_device *cfg_to_ndev(struct brcmf_cfg80211_info *cfg) +static inline +struct net_device *cfg_to_ndev(struct brcmf_cfg80211_info *cfg) { - return cfg->wdev->netdev; + struct brcmf_cfg80211_vif *vif; + vif = list_first_entry(&cfg->vif_list, struct brcmf_cfg80211_vif, list); + return vif->wdev.netdev; } static inline struct brcmf_cfg80211_info *ndev_to_cfg(struct net_device *ndev) -- cgit v0.10.2 From 6ac4f4ed132d13b7c2b4af8e73df49846b264c71 Mon Sep 17 00:00:00 2001 From: Arend van Spriel Date: Mon, 22 Oct 2012 13:55:31 -0700 Subject: brcmfmac: store profile information per virtual interface The profile information applies to an interface so each virtual interface needs it. So it is removed from brcmf_cfg80211_info and added to brcmf_cfg80211_vif structure. Reviewed-by: Hante Meuleman Reviewed-by: Pieter-Paul Giesberts Signed-off-by: Arend van Spriel Signed-off-by: Franky Lin Signed-off-by: John W. Linville diff --git a/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c b/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c index 21d6ab3..d01396d 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c @@ -1189,7 +1189,7 @@ brcmf_cfg80211_join_ibss(struct wiphy *wiphy, struct net_device *ndev, struct cfg80211_ibss_params *params) { struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); - struct brcmf_cfg80211_profile *profile = cfg->profile; + struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); struct brcmf_join_params join_params; size_t join_params_size = 0; s32 err = 0; @@ -1348,8 +1348,7 @@ brcmf_cfg80211_leave_ibss(struct wiphy *wiphy, struct net_device *ndev) static s32 brcmf_set_wpa_version(struct net_device *ndev, struct cfg80211_connect_params *sme) { - struct brcmf_cfg80211_info *cfg = ndev_to_cfg(ndev); - struct brcmf_cfg80211_profile *profile = cfg->profile; + struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); struct brcmf_cfg80211_security *sec; s32 val = 0; s32 err = 0; @@ -1374,8 +1373,7 @@ static s32 brcmf_set_wpa_version(struct net_device *ndev, static s32 brcmf_set_auth_type(struct net_device *ndev, struct cfg80211_connect_params *sme) { - struct brcmf_cfg80211_info *cfg = ndev_to_cfg(ndev); - struct brcmf_cfg80211_profile *profile = cfg->profile; + struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); struct brcmf_cfg80211_security *sec; s32 val = 0; s32 err = 0; @@ -1415,8 +1413,7 @@ static s32 brcmf_set_set_cipher(struct net_device *ndev, struct cfg80211_connect_params *sme) { - struct brcmf_cfg80211_info *cfg = ndev_to_cfg(ndev); - struct brcmf_cfg80211_profile *profile = cfg->profile; + struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); struct brcmf_cfg80211_security *sec; s32 pval = 0; s32 gval = 0; @@ -1482,8 +1479,7 @@ brcmf_set_set_cipher(struct net_device *ndev, static s32 brcmf_set_key_mgmt(struct net_device *ndev, struct cfg80211_connect_params *sme) { - struct brcmf_cfg80211_info *cfg = ndev_to_cfg(ndev); - struct brcmf_cfg80211_profile *profile = cfg->profile; + struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); struct brcmf_cfg80211_security *sec; s32 val = 0; s32 err = 0; @@ -1541,8 +1537,7 @@ static s32 brcmf_set_sharedkey(struct net_device *ndev, struct cfg80211_connect_params *sme) { - struct brcmf_cfg80211_info *cfg = ndev_to_cfg(ndev); - struct brcmf_cfg80211_profile *profile = cfg->profile; + struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); struct brcmf_cfg80211_security *sec; struct brcmf_wsec_key key; s32 val; @@ -1608,7 +1603,7 @@ brcmf_cfg80211_connect(struct wiphy *wiphy, struct net_device *ndev, struct cfg80211_connect_params *sme) { struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); - struct brcmf_cfg80211_profile *profile = cfg->profile; + struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); struct ieee80211_channel *chan = sme->channel; struct brcmf_join_params join_params; size_t join_params_size; @@ -1701,7 +1696,7 @@ brcmf_cfg80211_disconnect(struct wiphy *wiphy, struct net_device *ndev, u16 reason_code) { struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); - struct brcmf_cfg80211_profile *profile = cfg->profile; + struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); struct brcmf_scb_val_le scbval; s32 err = 0; @@ -2044,8 +2039,7 @@ brcmf_cfg80211_get_key(struct wiphy *wiphy, struct net_device *ndev, void (*callback) (void *cookie, struct key_params * params)) { struct key_params params; - struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); - struct brcmf_cfg80211_profile *profile = cfg->profile; + struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); struct brcmf_cfg80211_security *sec; s32 wsec; s32 err = 0; @@ -2109,7 +2103,7 @@ brcmf_cfg80211_get_station(struct wiphy *wiphy, struct net_device *ndev, u8 *mac, struct station_info *sinfo) { struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); - struct brcmf_cfg80211_profile *profile = cfg->profile; + struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); struct brcmf_scb_val_le scb_val; int rssi; s32 rate; @@ -2519,8 +2513,9 @@ brcmf_find_wpaie(u8 *parse, u32 len) static s32 brcmf_update_bss_info(struct brcmf_cfg80211_info *cfg) { - struct brcmf_cfg80211_profile *profile = cfg->profile; - struct brcmf_if *ifp = netdev_priv(cfg_to_ndev(cfg)); + struct net_device *ndev = cfg_to_ndev(cfg); + struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); + struct brcmf_if *ifp = netdev_priv(ndev); struct brcmf_bss_info_le *bi; struct brcmf_ssid *ssid; struct brcmf_tlv *tim; @@ -3777,11 +3772,11 @@ brcmf_set_management_ie(struct brcmf_cfg80211_info *cfg, struct parsed_vndr_ies new_vndr_ies; struct parsed_vndr_ie_info *vndrie_info; s32 i; - s32 bssidx = brcmf_ndev_bssidx(ndev); u8 *ptr; int remained_buf_len; - WL_TRACE("bssidx %d, pktflag : 0x%02X\n", bssidx, pktflag); + WL_TRACE("bssidx %d, pktflag : 0x%02X\n", + brcmf_ndev_bssidx(ndev), pktflag); iovar_ie_buf = kzalloc(WL_EXTRA_BUF_MAX, GFP_KERNEL); if (!iovar_ie_buf) return -ENOMEM; @@ -4265,6 +4260,8 @@ struct brcmf_cfg80211_vif *brcmf_alloc_vif(struct brcmf_cfg80211_info *cfg, vif->pm_block = pm_block; vif->roam_off = -1; + brcmf_init_prof(&vif->profile); + list_add_tail(&vif->list, &cfg->vif_list); cfg->vif_cnt++; return vif; @@ -4412,7 +4409,7 @@ brcmf_bss_roaming_done(struct brcmf_cfg80211_info *cfg, struct net_device *ndev, const struct brcmf_event_msg *e) { - struct brcmf_cfg80211_profile *profile = cfg->profile; + struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); struct brcmf_cfg80211_connect_info *conn_info = cfg_to_conn(cfg); struct wiphy *wiphy = cfg_to_wiphy(cfg); struct ieee80211_channel *notify_channel = NULL; @@ -4472,7 +4469,7 @@ brcmf_bss_connect_done(struct brcmf_cfg80211_info *cfg, struct net_device *ndev, const struct brcmf_event_msg *e, bool completed) { - struct brcmf_cfg80211_profile *profile = cfg->profile; + struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); struct brcmf_cfg80211_connect_info *conn_info = cfg_to_conn(cfg); s32 err = 0; @@ -4546,7 +4543,7 @@ brcmf_notify_connect_status(struct brcmf_cfg80211_info *cfg, struct net_device *ndev, const struct brcmf_event_msg *e, void *data) { - struct brcmf_cfg80211_profile *profile = cfg->profile; + struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); s32 err = 0; if (cfg->conf->mode == WL_MODE_AP) { @@ -4577,7 +4574,7 @@ brcmf_notify_connect_status(struct brcmf_cfg80211_info *cfg, brcmf_link_down(cfg); } } - brcmf_init_prof(cfg->profile); + brcmf_init_prof(ndev_to_prof(ndev)); } else if (brcmf_is_nonetwork(cfg, e)) { if (brcmf_is_ibssmode(cfg)) clear_bit(WL_STATUS_CONNECTING, &cfg->status); @@ -4731,8 +4728,6 @@ static void brcmf_deinit_priv_mem(struct brcmf_cfg80211_info *cfg) cfg->bss_info = NULL; kfree(cfg->conf); cfg->conf = NULL; - kfree(cfg->profile); - cfg->profile = NULL; kfree(cfg->scan_req_int); cfg->scan_req_int = NULL; kfree(cfg->escan_ioctl_buf); @@ -4761,9 +4756,6 @@ static s32 brcmf_init_priv_mem(struct brcmf_cfg80211_info *cfg) cfg->conf = kzalloc(sizeof(*cfg->conf), GFP_KERNEL); if (!cfg->conf) goto init_priv_mem_out; - cfg->profile = kzalloc(sizeof(*cfg->profile), GFP_KERNEL); - if (!cfg->profile) - goto init_priv_mem_out; cfg->bss_info = kzalloc(WL_BSS_INFO_MAX, GFP_KERNEL); if (!cfg->bss_info) goto init_priv_mem_out; @@ -4940,7 +4932,6 @@ static s32 wl_init_priv(struct brcmf_cfg80211_info *cfg) return err; brcmf_init_escan(cfg); brcmf_init_conf(cfg->conf); - brcmf_init_prof(cfg->profile); brcmf_link_down(cfg); return err; @@ -5247,23 +5238,25 @@ default_conf_out: static int brcmf_debugfs_add_netdev_params(struct brcmf_cfg80211_info *cfg) { + struct net_device *ndev = cfg_to_ndev(cfg); + struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); char buf[10+IFNAMSIZ]; struct dentry *fd; s32 err = 0; - sprintf(buf, "netdev:%s", cfg_to_ndev(cfg)->name); + sprintf(buf, "netdev:%s", ndev->name); cfg->debugfsdir = debugfs_create_dir(buf, cfg_to_wiphy(cfg)->debugfsdir); fd = debugfs_create_u16("beacon_int", S_IRUGO, cfg->debugfsdir, - (u16 *)&cfg->profile->beacon_interval); + (u16 *)&profile->beacon_interval); if (!fd) { err = -ENOMEM; goto err_out; } fd = debugfs_create_u8("dtim_period", S_IRUGO, cfg->debugfsdir, - (u8 *)&cfg->profile->dtim_period); + (u8 *)&profile->dtim_period); if (!fd) { err = -ENOMEM; goto err_out; diff --git a/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.h b/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.h index 6644ea8..bf172d9 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.h +++ b/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.h @@ -240,6 +240,7 @@ struct brcmf_cfg80211_profile { * * @ifp: lower layer interface pointer * @wdev: wireless device. + * @profile: profile information. * @mode: operating mode. * @roam_off: roaming state. * @pm_block: power-management blocked. @@ -248,6 +249,7 @@ struct brcmf_cfg80211_profile { struct brcmf_cfg80211_vif { struct brcmf_if *ifp; struct wireless_dev wdev; + struct brcmf_cfg80211_profile profile; s32 mode; s32 roam_off; bool pm_block; @@ -414,7 +416,6 @@ struct brcmf_pno_scanresults_le { * @scan_req_int: internal scan request object. * @bss_info: bss information for cfg80211 layer. * @ie: information element object for internal purpose. - * @profile: holding dongle profile. * @iscan: iscan controller information. * @conn_info: association info. * @pmk_list: wpa2 pmk list. @@ -457,7 +458,6 @@ struct brcmf_cfg80211_info { struct brcmf_cfg80211_scan_req *scan_req_int; struct wl_cfg80211_bss_info *bss_info; struct brcmf_cfg80211_ie ie; - struct brcmf_cfg80211_profile *profile; struct brcmf_cfg80211_iscan_ctrl *iscan; struct brcmf_cfg80211_connect_info conn_info; struct brcmf_cfg80211_pmk_list *pmk_list; @@ -516,6 +516,12 @@ static inline struct brcmf_cfg80211_info *ndev_to_cfg(struct net_device *ndev) return wdev_to_cfg(ndev->ieee80211_ptr); } +static inline struct brcmf_cfg80211_profile *ndev_to_prof(struct net_device *nd) +{ + struct brcmf_if *ifp = netdev_priv(nd); + return &ifp->vif->profile; +} + #define iscan_to_cfg(i) ((struct brcmf_cfg80211_info *)(i->data)) #define cfg_to_iscan(w) (w->iscan) -- cgit v0.10.2 From 0abb5f21b77e33b0d2a05e0362b3a0965324b408 Mon Sep 17 00:00:00 2001 From: Arend van Spriel Date: Mon, 22 Oct 2012 13:55:32 -0700 Subject: brcmfmac: use vif struct to check_sys_up() function This checks the status that will soon be moved to virtual interface data so preparing for that use the structure brcmf_cfg80211_vif as parameter instead. Reviewed-by: Pieter-Paul Giesberts Reviewed-by: Hante Meulemen Signed-off-by: Arend van Spriel Signed-off-by: Franky Lin Signed-off-by: John W. Linville diff --git a/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c b/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c index d01396d..d6a70f7 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c @@ -98,9 +98,10 @@ static const u8 ether_bcast[ETH_ALEN] = {255, 255, 255, 255, 255, 255}; static u32 brcmf_dbg_level = WL_DBG_ERR; -static bool check_sys_up(struct wiphy *wiphy) +static bool check_sys_up(struct brcmf_cfg80211_vif *vif) { - struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); + struct brcmf_cfg80211_info *cfg = wdev_priv(&vif->wdev); + if (!test_bit(WL_STATUS_READY, &cfg->status)) { WL_INFO("device is not ready : status (%d)\n", (int)cfg->status); @@ -1028,8 +1029,7 @@ scan_out: } static s32 -brcmf_cfg80211_scan(struct wiphy *wiphy, - struct cfg80211_scan_request *request) +brcmf_cfg80211_scan(struct wiphy *wiphy, struct cfg80211_scan_request *request) { struct net_device *ndev = request->wdev->netdev; struct brcmf_cfg80211_info *cfg = ndev_to_cfg(ndev); @@ -1037,7 +1037,8 @@ brcmf_cfg80211_scan(struct wiphy *wiphy, WL_TRACE("Enter\n"); - if (!check_sys_up(wiphy)) + if (!check_sys_up(container_of(request->wdev, + struct brcmf_cfg80211_vif, wdev))) return -EIO; if (cfg->iscan_on) @@ -1093,10 +1094,11 @@ static s32 brcmf_cfg80211_set_wiphy_params(struct wiphy *wiphy, u32 changed) { struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); struct net_device *ndev = cfg_to_ndev(cfg); + struct brcmf_if *ifp = netdev_priv(ndev); s32 err = 0; WL_TRACE("Enter\n"); - if (!check_sys_up(wiphy)) + if (!check_sys_up(ifp->vif)) return -EIO; if (changed & WIPHY_PARAM_RTS_THRESHOLD && @@ -1189,7 +1191,8 @@ brcmf_cfg80211_join_ibss(struct wiphy *wiphy, struct net_device *ndev, struct cfg80211_ibss_params *params) { struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); - struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); + struct brcmf_if *ifp = netdev_priv(ndev); + struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; struct brcmf_join_params join_params; size_t join_params_size = 0; s32 err = 0; @@ -1197,7 +1200,7 @@ brcmf_cfg80211_join_ibss(struct wiphy *wiphy, struct net_device *ndev, s32 bcnprd; WL_TRACE("Enter\n"); - if (!check_sys_up(wiphy)) + if (!check_sys_up(ifp->vif)) return -EIO; if (params->ssid) @@ -1332,10 +1335,11 @@ static s32 brcmf_cfg80211_leave_ibss(struct wiphy *wiphy, struct net_device *ndev) { struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); + struct brcmf_if *ifp = netdev_priv(ndev); s32 err = 0; WL_TRACE("Enter\n"); - if (!check_sys_up(wiphy)) + if (!check_sys_up(ifp->vif)) return -EIO; brcmf_link_down(cfg); @@ -1603,7 +1607,8 @@ brcmf_cfg80211_connect(struct wiphy *wiphy, struct net_device *ndev, struct cfg80211_connect_params *sme) { struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); - struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); + struct brcmf_if *ifp = netdev_priv(ndev); + struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; struct ieee80211_channel *chan = sme->channel; struct brcmf_join_params join_params; size_t join_params_size; @@ -1612,7 +1617,7 @@ brcmf_cfg80211_connect(struct wiphy *wiphy, struct net_device *ndev, s32 err = 0; WL_TRACE("Enter\n"); - if (!check_sys_up(wiphy)) + if (!check_sys_up(ifp->vif)) return -EIO; if (!sme->ssid) { @@ -1696,12 +1701,13 @@ brcmf_cfg80211_disconnect(struct wiphy *wiphy, struct net_device *ndev, u16 reason_code) { struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); - struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); + struct brcmf_if *ifp = netdev_priv(ndev); + struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; struct brcmf_scb_val_le scbval; s32 err = 0; WL_TRACE("Enter. Reason code = %d\n", reason_code); - if (!check_sys_up(wiphy)) + if (!check_sys_up(ifp->vif)) return -EIO; clear_bit(WL_STATUS_CONNECTED, &cfg->status); @@ -1725,14 +1731,15 @@ brcmf_cfg80211_set_tx_power(struct wiphy *wiphy, { struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); - struct brcmf_if *ifp = netdev_priv(cfg_to_ndev(cfg)); + struct net_device *ndev = cfg_to_ndev(cfg); + struct brcmf_if *ifp = netdev_priv(ndev); u16 txpwrmw; s32 err = 0; s32 disable = 0; s32 dbm = MBM_TO_DBM(mbm); WL_TRACE("Enter\n"); - if (!check_sys_up(wiphy)) + if (!check_sys_up(ifp->vif)) return -EIO; switch (type) { @@ -1771,16 +1778,16 @@ done: static s32 brcmf_cfg80211_get_tx_power(struct wiphy *wiphy, s32 *dbm) { struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); - struct net_device *ndev = cfg_to_ndev(cfg); + struct brcmf_if *ifp = netdev_priv(cfg_to_ndev(cfg)); s32 txpwrdbm; u8 result; s32 err = 0; WL_TRACE("Enter\n"); - if (!check_sys_up(wiphy)) + if (!check_sys_up(ifp->vif)) return -EIO; - err = brcmf_fil_iovar_int_get(netdev_priv(ndev), "qtxpower", &txpwrdbm); + err = brcmf_fil_iovar_int_get(ifp, "qtxpower", &txpwrdbm); if (err) { WL_ERR("error (%d)\n", err); goto done; @@ -1798,16 +1805,17 @@ static s32 brcmf_cfg80211_config_default_key(struct wiphy *wiphy, struct net_device *ndev, u8 key_idx, bool unicast, bool multicast) { + struct brcmf_if *ifp = netdev_priv(ndev); u32 index; u32 wsec; s32 err = 0; WL_TRACE("Enter\n"); WL_CONN("key index (%d)\n", key_idx); - if (!check_sys_up(wiphy)) + if (!check_sys_up(ifp->vif)) return -EIO; - err = brcmf_fil_bsscfg_int_get(netdev_priv(ndev), "wsec", &wsec); + err = brcmf_fil_bsscfg_int_get(ifp, "wsec", &wsec); if (err) { WL_ERR("WLC_GET_WSEC error (%d)\n", err); goto done; @@ -1816,7 +1824,7 @@ brcmf_cfg80211_config_default_key(struct wiphy *wiphy, struct net_device *ndev, if (wsec & WEP_ENABLED) { /* Just select a new current key */ index = key_idx; - err = brcmf_fil_cmd_int_set(netdev_priv(ndev), + err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_KEY_PRIMARY, index); if (err) WL_ERR("error (%d)\n", err); @@ -1911,6 +1919,7 @@ brcmf_cfg80211_add_key(struct wiphy *wiphy, struct net_device *ndev, struct key_params *params) { struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); + struct brcmf_if *ifp = netdev_priv(ndev); struct brcmf_wsec_key key; s32 val; s32 wsec; @@ -1919,7 +1928,7 @@ brcmf_cfg80211_add_key(struct wiphy *wiphy, struct net_device *ndev, WL_TRACE("Enter\n"); WL_CONN("key index (%d)\n", key_idx); - if (!check_sys_up(wiphy)) + if (!check_sys_up(ifp->vif)) return -EIO; if (mac_addr) { @@ -1981,13 +1990,13 @@ brcmf_cfg80211_add_key(struct wiphy *wiphy, struct net_device *ndev, if (err) goto done; - err = brcmf_fil_bsscfg_int_get(netdev_priv(ndev), "wsec", &wsec); + err = brcmf_fil_bsscfg_int_get(ifp, "wsec", &wsec); if (err) { WL_ERR("get wsec error (%d)\n", err); goto done; } wsec |= val; - err = brcmf_fil_bsscfg_int_set(netdev_priv(ndev), "wsec", wsec); + err = brcmf_fil_bsscfg_int_set(ifp, "wsec", wsec); if (err) { WL_ERR("set wsec error (%d)\n", err); goto done; @@ -2002,11 +2011,12 @@ static s32 brcmf_cfg80211_del_key(struct wiphy *wiphy, struct net_device *ndev, u8 key_idx, bool pairwise, const u8 *mac_addr) { + struct brcmf_if *ifp = netdev_priv(ndev); struct brcmf_wsec_key key; s32 err = 0; WL_TRACE("Enter\n"); - if (!check_sys_up(wiphy)) + if (!check_sys_up(ifp->vif)) return -EIO; memset(&key, 0, sizeof(key)); @@ -2039,19 +2049,20 @@ brcmf_cfg80211_get_key(struct wiphy *wiphy, struct net_device *ndev, void (*callback) (void *cookie, struct key_params * params)) { struct key_params params; - struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); + struct brcmf_if *ifp = netdev_priv(ndev); + struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; struct brcmf_cfg80211_security *sec; s32 wsec; s32 err = 0; WL_TRACE("Enter\n"); WL_CONN("key index (%d)\n", key_idx); - if (!check_sys_up(wiphy)) + if (!check_sys_up(ifp->vif)) return -EIO; memset(¶ms, 0, sizeof(params)); - err = brcmf_fil_bsscfg_int_get(netdev_priv(ndev), "wsec", &wsec); + err = brcmf_fil_bsscfg_int_get(ifp, "wsec", &wsec); if (err) { WL_ERR("WLC_GET_WSEC error (%d)\n", err); /* Ignore this error, may happen during DISASSOC */ @@ -2103,7 +2114,8 @@ brcmf_cfg80211_get_station(struct wiphy *wiphy, struct net_device *ndev, u8 *mac, struct station_info *sinfo) { struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); - struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); + struct brcmf_if *ifp = netdev_priv(ndev); + struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; struct brcmf_scb_val_le scb_val; int rssi; s32 rate; @@ -2112,12 +2124,12 @@ brcmf_cfg80211_get_station(struct wiphy *wiphy, struct net_device *ndev, struct brcmf_sta_info_le sta_info_le; WL_TRACE("Enter, MAC %pM\n", mac); - if (!check_sys_up(wiphy)) + if (!check_sys_up(ifp->vif)) return -EIO; if (cfg->conf->mode == WL_MODE_AP) { memcpy(&sta_info_le, mac, ETH_ALEN); - err = brcmf_fil_iovar_data_get(netdev_priv(ndev), "sta_info", + err = brcmf_fil_iovar_data_get(ifp, "sta_info", &sta_info_le, sizeof(sta_info_le)); if (err < 0) { @@ -2140,7 +2152,7 @@ brcmf_cfg80211_get_station(struct wiphy *wiphy, struct net_device *ndev, goto done; } /* Report the current tx rate */ - err = brcmf_fil_cmd_int_get(netdev_priv(ndev), BRCMF_C_GET_RATE, &rate); + err = brcmf_fil_cmd_int_get(ifp, BRCMF_C_GET_RATE, &rate); if (err) { WL_ERR("Could not get rate (%d)\n", err); goto done; @@ -2152,8 +2164,7 @@ brcmf_cfg80211_get_station(struct wiphy *wiphy, struct net_device *ndev, if (test_bit(WL_STATUS_CONNECTED, &cfg->status)) { memset(&scb_val, 0, sizeof(scb_val)); - err = brcmf_fil_cmd_data_get(netdev_priv(ndev), - BRCMF_C_GET_RSSI, &scb_val, + err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_RSSI, &scb_val, sizeof(scb_val)); if (err) { WL_ERR("Could not get rssi (%d)\n", err); @@ -2216,6 +2227,7 @@ brcmf_cfg80211_set_bitrate_mask(struct wiphy *wiphy, struct net_device *ndev, const u8 *addr, const struct cfg80211_bitrate_mask *mask) { + struct brcmf_if *ifp = netdev_priv(ndev); struct brcm_rateset_le rateset_le; s32 rate; s32 val; @@ -2225,12 +2237,12 @@ brcmf_cfg80211_set_bitrate_mask(struct wiphy *wiphy, struct net_device *ndev, s32 err = 0; WL_TRACE("Enter\n"); - if (!check_sys_up(wiphy)) + if (!check_sys_up(ifp->vif)) return -EIO; /* addr param is always NULL. ignore it */ /* Get current rateset */ - err = brcmf_fil_cmd_data_get(netdev_priv(ndev), BRCM_GET_CURR_RATESET, + err = brcmf_fil_cmd_data_get(ifp, BRCM_GET_CURR_RATESET, &rateset_le, sizeof(rateset_le)); if (err) { WL_ERR("could not get current rateset (%d)\n", err); @@ -2258,8 +2270,8 @@ brcmf_cfg80211_set_bitrate_mask(struct wiphy *wiphy, struct net_device *ndev, * Set rate override, * Since the is a/b/g-blind, both a/bg_rate are enforced. */ - err_bg = brcmf_fil_iovar_int_set(netdev_priv(ndev), "bg_rate", rate); - err_a = brcmf_fil_iovar_int_set(netdev_priv(ndev), "a_rate", rate); + err_bg = brcmf_fil_iovar_int_set(ifp, "bg_rate", rate); + err_a = brcmf_fil_iovar_int_set(ifp, "a_rate", rate); if (err_bg && err_a) { WL_ERR("could not set fixed rate (%d) (%d)\n", err_bg, err_a); err = err_bg | err_a; @@ -3072,13 +3084,14 @@ brcmf_cfg80211_set_pmksa(struct wiphy *wiphy, struct net_device *ndev, struct cfg80211_pmksa *pmksa) { struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); + struct brcmf_if *ifp = netdev_priv(ndev); struct pmkid_list *pmkids = &cfg->pmk_list->pmkids; s32 err = 0; int i; int pmkid_len; WL_TRACE("Enter\n"); - if (!check_sys_up(wiphy)) + if (!check_sys_up(ifp->vif)) return -EIO; pmkid_len = le32_to_cpu(pmkids->npmkid); @@ -3111,12 +3124,13 @@ brcmf_cfg80211_del_pmksa(struct wiphy *wiphy, struct net_device *ndev, struct cfg80211_pmksa *pmksa) { struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); + struct brcmf_if *ifp = netdev_priv(ndev); struct pmkid_list pmkid; s32 err = 0; int i, pmkid_len; WL_TRACE("Enter\n"); - if (!check_sys_up(wiphy)) + if (!check_sys_up(ifp->vif)) return -EIO; memcpy(&pmkid.pmkid[0].BSSID, pmksa->bssid, ETH_ALEN); @@ -3161,10 +3175,11 @@ static s32 brcmf_cfg80211_flush_pmksa(struct wiphy *wiphy, struct net_device *ndev) { struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); + struct brcmf_if *ifp = netdev_priv(ndev); s32 err = 0; WL_TRACE("Enter\n"); - if (!check_sys_up(wiphy)) + if (!check_sys_up(ifp->vif)) return -EIO; memset(cfg->pmk_list, 0, sizeof(*cfg->pmk_list)); @@ -4106,6 +4121,7 @@ brcmf_cfg80211_del_station(struct wiphy *wiphy, struct net_device *ndev, u8 *mac) { struct brcmf_scb_val_le scbval; + struct brcmf_if *ifp = netdev_priv(ndev); s32 err; if (!mac) @@ -4113,13 +4129,12 @@ brcmf_cfg80211_del_station(struct wiphy *wiphy, struct net_device *ndev, WL_TRACE("Enter %pM\n", mac); - if (!check_sys_up(wiphy)) + if (!check_sys_up(ifp->vif)) return -EIO; memcpy(&scbval.ea, mac, ETH_ALEN); scbval.val = cpu_to_le32(WLAN_REASON_DEAUTH_LEAVING); - err = brcmf_fil_cmd_data_set(netdev_priv(ndev), - BRCMF_C_SCB_DEAUTHENTICATE_FOR_REASON, + err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SCB_DEAUTHENTICATE_FOR_REASON, &scbval, sizeof(scbval)); if (err) WL_ERR("SCB_DEAUTHENTICATE_FOR_REASON failed %d\n", err); -- cgit v0.10.2 From c1179033228504fc2095bd298822584444b981fb Mon Sep 17 00:00:00 2001 From: Arend van Spriel Date: Mon, 22 Oct 2012 13:55:33 -0700 Subject: brcmfmac: separate connection status from scanning status The connection status is to be kept per virtual interface and the scanning status is for device. So they need to be separated for multiple interface support. Reviewed-by: Pieter-Paul Giesberts Reviewed-by: Hante Meuleman Signed-off-by: Arend van Spriel Signed-off-by: Franky Lin Signed-off-by: John W. Linville diff --git a/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c b/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c index d6a70f7..13971d1 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c @@ -100,11 +100,9 @@ static u32 brcmf_dbg_level = WL_DBG_ERR; static bool check_sys_up(struct brcmf_cfg80211_vif *vif) { - struct brcmf_cfg80211_info *cfg = wdev_priv(&vif->wdev); - - if (!test_bit(WL_STATUS_READY, &cfg->status)) { - WL_INFO("device is not ready : status (%d)\n", - (int)cfg->status); + if (!test_bit(BRCMF_VIF_STATUS_READY, &vif->sme_state)) { + WL_INFO("device is not ready : status (%lu)\n", + vif->sme_state); return false; } return true; @@ -457,6 +455,7 @@ brcmf_cfg80211_change_iface(struct wiphy *wiphy, struct net_device *ndev, enum nl80211_iftype type, u32 *flags, struct vif_params *params) { + struct brcmf_if *ifp = netdev_priv(ndev); struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); s32 infra = 0; s32 ap = 0; @@ -488,7 +487,7 @@ brcmf_cfg80211_change_iface(struct wiphy *wiphy, struct net_device *ndev, } if (ap) { - set_bit(WL_STATUS_AP_CREATING, &cfg->status); + set_bit(BRCMF_VIF_STATUS_AP_CREATING, &ifp->vif->sme_state); if (!cfg->ap_info) cfg->ap_info = kzalloc(sizeof(*cfg->ap_info), GFP_KERNEL); @@ -519,11 +518,11 @@ done: static void brcmf_set_mpc(struct net_device *ndev, int mpc) { + struct brcmf_if *ifp = netdev_priv(ndev); s32 err = 0; - struct brcmf_cfg80211_info *cfg = ndev_to_cfg(ndev); - if (test_bit(WL_STATUS_READY, &cfg->status)) { - err = brcmf_fil_iovar_int_set(netdev_priv(ndev), "mpc", mpc); + if (check_sys_up(ifp->vif)) { + err = brcmf_fil_iovar_int_set(ifp, "mpc", mpc); if (err) { WL_ERR("fail to set mpc\n"); return; @@ -622,6 +621,7 @@ brcmf_cfg80211_iscan(struct wiphy *wiphy, struct net_device *ndev, struct cfg80211_scan_request *request, struct cfg80211_ssid *this_ssid) { + struct brcmf_if *ifp = netdev_priv(ndev); struct brcmf_cfg80211_info *cfg = ndev_to_cfg(ndev); struct cfg80211_ssid *ssids; struct brcmf_cfg80211_scan_req *sr = cfg->scan_req_int; @@ -631,18 +631,17 @@ brcmf_cfg80211_iscan(struct wiphy *wiphy, struct net_device *ndev, s32 err = 0; u32 SSID_len; - if (test_bit(WL_STATUS_SCANNING, &cfg->status)) { - WL_ERR("Scanning already : status (%lu)\n", cfg->status); + if (test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) { + WL_ERR("Scanning already: status (%lu)\n", cfg->scan_status); return -EAGAIN; } - if (test_bit(WL_STATUS_SCAN_ABORTING, &cfg->status)) { - WL_ERR("Scanning being aborted : status (%lu)\n", - cfg->status); + if (test_bit(BRCMF_SCAN_STATUS_ABORT, &cfg->scan_status)) { + WL_ERR("Scanning being aborted: status (%lu)\n", + cfg->scan_status); return -EAGAIN; } - if (test_bit(WL_STATUS_CONNECTING, &cfg->status)) { - WL_ERR("Connecting : status (%lu)\n", - cfg->status); + if (test_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state)) { + WL_ERR("Connecting: status (%lu)\n", ifp->vif->sme_state); return -EAGAIN; } @@ -660,7 +659,7 @@ brcmf_cfg80211_iscan(struct wiphy *wiphy, struct net_device *ndev, } cfg->scan_request = request; - set_bit(WL_STATUS_SCANNING, &cfg->status); + set_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status); if (iscan_req) { err = brcmf_do_iscan(cfg); if (!err) @@ -682,15 +681,14 @@ brcmf_cfg80211_iscan(struct wiphy *wiphy, struct net_device *ndev, } passive_scan = cfg->active_scan ? 0 : 1; - err = brcmf_fil_cmd_int_set(netdev_priv(ndev), - BRCMF_C_SET_PASSIVE_SCAN, + err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_PASSIVE_SCAN, passive_scan); if (err) { WL_ERR("WLC_SET_PASSIVE_SCAN error (%d)\n", err); goto scan_out; } brcmf_set_mpc(ndev, 0); - err = brcmf_fil_cmd_data_set(netdev_priv(ndev), BRCMF_C_SCAN, + err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SCAN, &sr->ssid_le, sizeof(sr->ssid_le)); if (err) { if (err == -EBUSY) @@ -707,7 +705,7 @@ brcmf_cfg80211_iscan(struct wiphy *wiphy, struct net_device *ndev, return 0; scan_out: - clear_bit(WL_STATUS_SCANNING, &cfg->status); + clear_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status); cfg->scan_request = NULL; return err; } @@ -844,7 +842,7 @@ brcmf_notify_escan_complete(struct brcmf_cfg80211_info *cfg, cfg80211_scan_done(scan_request, aborted); brcmf_set_mpc(ndev, 1); } - if (!test_and_clear_bit(WL_STATUS_SCANNING, &cfg->status)) { + if (!test_and_clear_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) { WL_ERR("Scan complete while device not scanning\n"); return -EPERM; } @@ -932,6 +930,7 @@ brcmf_cfg80211_escan(struct wiphy *wiphy, struct net_device *ndev, struct cfg80211_scan_request *request, struct cfg80211_ssid *this_ssid) { + struct brcmf_if *ifp = netdev_priv(ndev); struct brcmf_cfg80211_info *cfg = ndev_to_cfg(ndev); struct cfg80211_ssid *ssids; struct brcmf_cfg80211_scan_req *sr = cfg->scan_req_int; @@ -943,18 +942,17 @@ brcmf_cfg80211_escan(struct wiphy *wiphy, struct net_device *ndev, WL_SCAN("START ESCAN\n"); - if (test_bit(WL_STATUS_SCANNING, &cfg->status)) { - WL_ERR("Scanning already : status (%lu)\n", cfg->status); + if (test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) { + WL_ERR("Scanning already: status (%lu)\n", cfg->scan_status); return -EAGAIN; } - if (test_bit(WL_STATUS_SCAN_ABORTING, &cfg->status)) { - WL_ERR("Scanning being aborted : status (%lu)\n", - cfg->status); + if (test_bit(BRCMF_SCAN_STATUS_ABORT, &cfg->scan_status)) { + WL_ERR("Scanning being aborted: status (%lu)\n", + cfg->scan_status); return -EAGAIN; } - if (test_bit(WL_STATUS_CONNECTING, &cfg->status)) { - WL_ERR("Connecting : status (%lu)\n", - cfg->status); + if (test_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state)) { + WL_ERR("Connecting: status (%lu)\n", ifp->vif->sme_state); return -EAGAIN; } @@ -974,7 +972,7 @@ brcmf_cfg80211_escan(struct wiphy *wiphy, struct net_device *ndev, } cfg->scan_request = request; - set_bit(WL_STATUS_SCANNING, &cfg->status); + set_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status); if (escan_req) { err = brcmf_do_escan(cfg, wiphy, ndev, request); if (!err) @@ -996,15 +994,14 @@ brcmf_cfg80211_escan(struct wiphy *wiphy, struct net_device *ndev, WL_SCAN("Broadcast scan\n"); passive_scan = cfg->active_scan ? 0 : 1; - err = brcmf_fil_cmd_int_set(netdev_priv(ndev), - BRCMF_C_SET_PASSIVE_SCAN, + err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_PASSIVE_SCAN, passive_scan); if (err) { WL_ERR("WLC_SET_PASSIVE_SCAN error (%d)\n", err); goto scan_out; } brcmf_set_mpc(ndev, 0); - err = brcmf_fil_cmd_data_set(netdev_priv(ndev), BRCMF_C_SCAN, + err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SCAN, &sr->ssid_le, sizeof(sr->ssid_le)); if (err) { if (err == -EBUSY) @@ -1021,7 +1018,7 @@ brcmf_cfg80211_escan(struct wiphy *wiphy, struct net_device *ndev, return 0; scan_out: - clear_bit(WL_STATUS_SCANNING, &cfg->status); + clear_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status); if (timer_pending(&cfg->escan_timeout)) del_timer_sync(&cfg->escan_timeout); cfg->scan_request = NULL; @@ -1210,7 +1207,7 @@ brcmf_cfg80211_join_ibss(struct wiphy *wiphy, struct net_device *ndev, return -EOPNOTSUPP; } - set_bit(WL_STATUS_CONNECTING, &cfg->status); + set_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state); if (params->bssid) WL_CONN("BSSID: %pM\n", params->bssid); @@ -1251,7 +1248,7 @@ brcmf_cfg80211_join_ibss(struct wiphy *wiphy, struct net_device *ndev, if (params->privacy) wsec |= WEP_ENABLED; - err = brcmf_fil_iovar_int_set(netdev_priv(ndev), "wsec", wsec); + err = brcmf_fil_iovar_int_set(ifp, "wsec", wsec); if (err) { WL_ERR("wsec failed (%d)\n", err); goto done; @@ -1263,7 +1260,7 @@ brcmf_cfg80211_join_ibss(struct wiphy *wiphy, struct net_device *ndev, else bcnprd = 100; - err = brcmf_fil_cmd_int_set(netdev_priv(ndev), BRCM_SET_BCNPRD, bcnprd); + err = brcmf_fil_cmd_int_set(ifp, BRCM_SET_BCNPRD, bcnprd); if (err) { WL_ERR("WLC_SET_BCNPRD failed (%d)\n", err); goto done; @@ -1305,7 +1302,7 @@ brcmf_cfg80211_join_ibss(struct wiphy *wiphy, struct net_device *ndev, /* set channel for starter */ target_channel = cfg->channel; - err = brcmf_fil_cmd_int_set(netdev_priv(ndev), BRCM_SET_CHANNEL, + err = brcmf_fil_cmd_int_set(ifp, BRCM_SET_CHANNEL, target_channel); if (err) { WL_ERR("WLC_SET_CHANNEL failed (%d)\n", err); @@ -1317,7 +1314,7 @@ brcmf_cfg80211_join_ibss(struct wiphy *wiphy, struct net_device *ndev, cfg->ibss_starter = false; - err = brcmf_fil_cmd_data_set(netdev_priv(ndev), BRCMF_C_SET_SSID, + err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_SSID, &join_params, join_params_size); if (err) { WL_ERR("WLC_SET_SSID failed (%d)\n", err); @@ -1326,7 +1323,7 @@ brcmf_cfg80211_join_ibss(struct wiphy *wiphy, struct net_device *ndev, done: if (err) - clear_bit(WL_STATUS_CONNECTING, &cfg->status); + clear_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state); WL_TRACE("Exit\n"); return err; } @@ -1625,7 +1622,7 @@ brcmf_cfg80211_connect(struct wiphy *wiphy, struct net_device *ndev, return -EOPNOTSUPP; } - set_bit(WL_STATUS_CONNECTING, &cfg->status); + set_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state); if (chan) { cfg->channel = @@ -1684,14 +1681,14 @@ brcmf_cfg80211_connect(struct wiphy *wiphy, struct net_device *ndev, brcmf_ch_to_chanspec(cfg->channel, &join_params, &join_params_size); - err = brcmf_fil_cmd_data_set(netdev_priv(ndev), BRCMF_C_SET_SSID, + err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_SSID, &join_params, join_params_size); if (err) WL_ERR("WLC_SET_SSID failed (%d)\n", err); done: if (err) - clear_bit(WL_STATUS_CONNECTING, &cfg->status); + clear_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state); WL_TRACE("Exit\n"); return err; } @@ -1710,11 +1707,11 @@ brcmf_cfg80211_disconnect(struct wiphy *wiphy, struct net_device *ndev, if (!check_sys_up(ifp->vif)) return -EIO; - clear_bit(WL_STATUS_CONNECTED, &cfg->status); + clear_bit(BRCMF_VIF_STATUS_CONNECTED, &ifp->vif->sme_state); memcpy(&scbval.ea, &profile->bssid, ETH_ALEN); scbval.val = cpu_to_le32(reason_code); - err = brcmf_fil_cmd_data_set(netdev_priv(ndev), BRCMF_C_DISASSOC, + err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_DISASSOC, &scbval, sizeof(scbval)); if (err) WL_ERR("error (%d)\n", err); @@ -2162,10 +2159,11 @@ brcmf_cfg80211_get_station(struct wiphy *wiphy, struct net_device *ndev, WL_CONN("Rate %d Mbps\n", rate / 2); } - if (test_bit(WL_STATUS_CONNECTED, &cfg->status)) { + if (test_bit(BRCMF_VIF_STATUS_CONNECTED, + &ifp->vif->sme_state)) { memset(&scb_val, 0, sizeof(scb_val)); - err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_RSSI, &scb_val, - sizeof(scb_val)); + err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_RSSI, + &scb_val, sizeof(scb_val)); if (err) { WL_ERR("Could not get rssi (%d)\n", err); goto done; @@ -2190,6 +2188,7 @@ brcmf_cfg80211_set_power_mgmt(struct wiphy *wiphy, struct net_device *ndev, s32 pm; s32 err = 0; struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); + struct brcmf_if *ifp = netdev_priv(ndev); WL_TRACE("Enter\n"); @@ -2201,7 +2200,7 @@ brcmf_cfg80211_set_power_mgmt(struct wiphy *wiphy, struct net_device *ndev, * FW later while initializing the dongle */ cfg->pwr_save = enabled; - if (!test_bit(WL_STATUS_READY, &cfg->status)) { + if (!check_sys_up(ifp->vif)) { WL_INFO("Device is not ready, storing the value in cfg_info struct\n"); goto done; @@ -2210,7 +2209,7 @@ brcmf_cfg80211_set_power_mgmt(struct wiphy *wiphy, struct net_device *ndev, pm = enabled ? PM_FAST : PM_OFF; WL_INFO("power save %s\n", (pm ? "enabled" : "disabled")); - err = brcmf_fil_cmd_int_set(netdev_priv(ndev), BRCMF_C_SET_PM, pm); + err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_PM, pm); if (err) { if (err == -ENODEV) WL_ERR("net_device is not ready yet\n"); @@ -2592,7 +2591,7 @@ static void brcmf_abort_scanning(struct brcmf_cfg80211_info *cfg) struct escan_info *escan = &cfg->escan_info; struct brcmf_ssid ssid; - set_bit(WL_STATUS_SCAN_ABORTING, &cfg->status); + set_bit(BRCMF_SCAN_STATUS_ABORT, &cfg->scan_status); if (cfg->iscan_on) { iscan->state = WL_ISCAN_STATE_IDLE; @@ -2618,8 +2617,8 @@ static void brcmf_abort_scanning(struct brcmf_cfg80211_info *cfg) escan->escan_state = WL_ESCAN_STATE_IDLE; brcmf_notify_escan_complete(cfg, escan->ndev, true, true); } - clear_bit(WL_STATUS_SCANNING, &cfg->status); - clear_bit(WL_STATUS_SCAN_ABORTING, &cfg->status); + clear_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status); + clear_bit(BRCMF_SCAN_STATUS_ABORT, &cfg->scan_status); } static void brcmf_notify_iscan_complete(struct brcmf_cfg80211_iscan_ctrl *iscan, @@ -2628,7 +2627,7 @@ static void brcmf_notify_iscan_complete(struct brcmf_cfg80211_iscan_ctrl *iscan, struct brcmf_cfg80211_info *cfg = iscan_to_cfg(iscan); struct net_device *ndev = cfg_to_ndev(cfg); - if (!test_and_clear_bit(WL_STATUS_SCANNING, &cfg->status)) { + if (!test_and_clear_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) { WL_ERR("Scan complete while device not scanning\n"); return; } @@ -2886,10 +2885,10 @@ brcmf_cfg80211_escan_handler(struct brcmf_cfg80211_info *cfg, status = be32_to_cpu(e->status); if (!ndev || !cfg->escan_on || - !test_bit(WL_STATUS_SCANNING, &cfg->status)) { + !test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) { WL_ERR("scan not ready ndev %p wl->escan_on %d drv_status %x\n", ndev, cfg->escan_on, - !test_bit(WL_STATUS_SCANNING, &cfg->status)); + !test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)); return -EPERM; } @@ -2993,15 +2992,16 @@ static __always_inline void brcmf_delay(u32 ms) static s32 brcmf_cfg80211_resume(struct wiphy *wiphy) { struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); + struct brcmf_if *ifp = netdev_priv(cfg_to_ndev(cfg)); /* - * Check for WL_STATUS_READY before any function call which + * Check for BRCMF_VIF_STATUS_READY before any function call which * could result is bus access. Don't block the resume for * any driver error conditions */ WL_TRACE("Enter\n"); - if (test_bit(WL_STATUS_READY, &cfg->status)) + if (check_sys_up(ifp->vif)) brcmf_invoke_iscan(wiphy_to_cfg(wiphy)); WL_TRACE("Exit\n"); @@ -3013,11 +3013,12 @@ static s32 brcmf_cfg80211_suspend(struct wiphy *wiphy, { struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); struct net_device *ndev = cfg_to_ndev(cfg); + struct brcmf_if *ifp = netdev_priv(ndev); WL_TRACE("Enter\n"); /* - * Check for WL_STATUS_READY before any function call which + * Check for BRCMF_VIF_STATUS_READY before any function call which * could result is bus access. Don't block the suspend for * any driver error conditions */ @@ -3026,9 +3027,9 @@ static s32 brcmf_cfg80211_suspend(struct wiphy *wiphy, * While going to suspend if associated with AP disassociate * from AP to save power while system is in suspended state */ - if ((test_bit(WL_STATUS_CONNECTED, &cfg->status) || - test_bit(WL_STATUS_CONNECTING, &cfg->status)) && - test_bit(WL_STATUS_READY, &cfg->status)) { + if ((test_bit(BRCMF_VIF_STATUS_CONNECTED, &ifp->vif->sme_state) || + test_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state)) && + check_sys_up(ifp->vif)) { WL_INFO("Disassociating from AP" " while entering suspend state\n"); brcmf_link_down(cfg); @@ -3041,13 +3042,13 @@ static s32 brcmf_cfg80211_suspend(struct wiphy *wiphy, brcmf_delay(500); } - if (test_bit(WL_STATUS_READY, &cfg->status)) + if (test_bit(BRCMF_VIF_STATUS_READY, &ifp->vif->sme_state)) brcmf_abort_scanning(cfg); else - clear_bit(WL_STATUS_SCANNING, &cfg->status); + clear_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status); /* Turn off watchdog timer */ - if (test_bit(WL_STATUS_READY, &cfg->status)) + if (test_bit(BRCMF_VIF_STATUS_READY, &ifp->vif->sme_state)) brcmf_set_mpc(ndev, 1); WL_TRACE("Exit\n"); @@ -3279,15 +3280,15 @@ brcmf_notify_sched_scan_results(struct brcmf_cfg80211_info *cfg, if (request->n_ssids) request->ssids = &ssid[0]; - if (test_bit(WL_STATUS_SCANNING, &cfg->status)) { + if (test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) { /* Abort any on-going scan */ brcmf_abort_scanning(cfg); } - set_bit(WL_STATUS_SCANNING, &cfg->status); + set_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status); err = brcmf_do_escan(cfg, wiphy, ndev, request); if (err) { - clear_bit(WL_STATUS_SCANNING, &cfg->status); + clear_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status); goto out_err; } cfg->sched_escan = true; @@ -3352,6 +3353,7 @@ brcmf_cfg80211_sched_scan_start(struct wiphy *wiphy, struct net_device *ndev, struct cfg80211_sched_scan_request *request) { + struct brcmf_if *ifp = netdev_priv(ndev); struct brcmf_cfg80211_info *cfg = wiphy_priv(wiphy); struct brcmf_pno_net_param_le pfn; int i; @@ -3359,8 +3361,8 @@ brcmf_cfg80211_sched_scan_start(struct wiphy *wiphy, WL_SCAN("Enter n_match_sets:%d n_ssids:%d\n", request->n_match_sets, request->n_ssids); - if (test_bit(WL_STATUS_SCANNING, &cfg->status)) { - WL_ERR("Scanning already : status (%lu)\n", cfg->status); + if (test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) { + WL_ERR("Scanning already: status (%lu)\n", cfg->scan_status); return -EAGAIN; } @@ -3417,15 +3419,14 @@ brcmf_cfg80211_sched_scan_start(struct wiphy *wiphy, pfn.flags = cpu_to_le32(1 << BRCMF_PNO_HIDDEN_BIT); pfn.ssid.SSID_len = cpu_to_le32(ssid_len); memcpy(pfn.ssid.SSID, ssid->ssid, ssid_len); - ret = brcmf_fil_iovar_data_set(netdev_priv(ndev), - "pfn_add", &pfn, + ret = brcmf_fil_iovar_data_set(ifp, "pfn_add", &pfn, sizeof(pfn)); WL_SCAN(">>> PNO filter %s for ssid (%s)\n", ret == 0 ? "set" : "failed", ssid->ssid); } /* Enable the PNO */ - if (brcmf_fil_iovar_int_set(netdev_priv(ndev), "pfn", 1) < 0) { + if (brcmf_fil_iovar_int_set(ifp, "pfn", 1) < 0) { WL_ERR("PNO enable failed!! ret=%d\n", ret); return -EINVAL; } @@ -3774,6 +3775,7 @@ brcmf_set_management_ie(struct brcmf_cfg80211_info *cfg, struct net_device *ndev, s32 pktflag, u8 *vndr_ie_buf, u32 vndr_ie_len) { + struct brcmf_if *ifp = netdev_priv(ndev); s32 err = 0; u8 *iovar_ie_buf; u8 *curr_ie_buf; @@ -3796,8 +3798,8 @@ brcmf_set_management_ie(struct brcmf_cfg80211_info *cfg, if (!iovar_ie_buf) return -ENOMEM; curr_ie_buf = iovar_ie_buf; - if (test_bit(WL_STATUS_AP_CREATING, &cfg->status) || - test_bit(WL_STATUS_AP_CREATED, &cfg->status)) { + if (test_bit(BRCMF_VIF_STATUS_AP_CREATING, &ifp->vif->sme_state) || + test_bit(BRCMF_VIF_STATUS_AP_CREATED, &ifp->vif->sme_state)) { switch (pktflag) { case VNDR_IE_PRBRSP_FLAG: mgmt_ie_buf = cfg->ap_info->probe_res_ie; @@ -3909,8 +3911,7 @@ brcmf_set_management_ie(struct brcmf_cfg80211_info *cfg, } } if (total_ie_buf_len) { - err = brcmf_fil_bsscfg_data_set(netdev_priv(ndev), "vndr_ie", - iovar_ie_buf, + err = brcmf_fil_bsscfg_data_set(ifp, "vndr_ie", iovar_ie_buf, total_ie_buf_len); if (err) WL_ERR("vndr ie set error : %d\n", err); @@ -3943,7 +3944,7 @@ brcmf_cfg80211_start_ap(struct wiphy *wiphy, struct net_device *ndev, settings->ssid, settings->ssid_len, settings->auth_type, settings->inactivity_timeout); - if (!test_bit(WL_STATUS_AP_CREATING, &cfg->status)) { + if (!test_bit(BRCMF_VIF_STATUS_AP_CREATING, &ifp->vif->sme_state)) { WL_ERR("Not in AP creation mode\n"); return -EPERM; } @@ -4077,8 +4078,8 @@ brcmf_cfg80211_start_ap(struct wiphy *wiphy, struct net_device *ndev, WL_ERR("SET SSID error (%d)\n", err); goto exit; } - clear_bit(WL_STATUS_AP_CREATING, &cfg->status); - set_bit(WL_STATUS_AP_CREATED, &cfg->status); + clear_bit(BRCMF_VIF_STATUS_AP_CREATING, &ifp->vif->sme_state); + set_bit(BRCMF_VIF_STATUS_AP_CREATED, &ifp->vif->sme_state); exit: if (err) @@ -4088,6 +4089,7 @@ exit: static int brcmf_cfg80211_stop_ap(struct wiphy *wiphy, struct net_device *ndev) { + struct brcmf_if *ifp = netdev_priv(ndev); struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); s32 err = -EPERM; @@ -4109,8 +4111,8 @@ static int brcmf_cfg80211_stop_ap(struct wiphy *wiphy, struct net_device *ndev) goto exit; } brcmf_set_mpc(ndev, 1); - clear_bit(WL_STATUS_AP_CREATING, &cfg->status); - clear_bit(WL_STATUS_AP_CREATED, &cfg->status); + clear_bit(BRCMF_VIF_STATUS_AP_CREATING, &ifp->vif->sme_state); + clear_bit(BRCMF_VIF_STATUS_AP_CREATED, &ifp->vif->sme_state); } exit: return err; @@ -4424,7 +4426,8 @@ brcmf_bss_roaming_done(struct brcmf_cfg80211_info *cfg, struct net_device *ndev, const struct brcmf_event_msg *e) { - struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); + struct brcmf_if *ifp = netdev_priv(ndev); + struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; struct brcmf_cfg80211_connect_info *conn_info = cfg_to_conn(cfg); struct wiphy *wiphy = cfg_to_wiphy(cfg); struct ieee80211_channel *notify_channel = NULL; @@ -4449,7 +4452,7 @@ brcmf_bss_roaming_done(struct brcmf_cfg80211_info *cfg, /* data sent to dongle has to be little endian */ *(__le32 *)buf = cpu_to_le32(WL_BSS_INFO_MAX); - err = brcmf_fil_cmd_data_get(netdev_priv(ndev), BRCMF_C_GET_BSS_INFO, + err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_BSS_INFO, buf, WL_BSS_INFO_MAX); if (err) @@ -4474,7 +4477,7 @@ done: conn_info->resp_ie, conn_info->resp_ie_len, GFP_KERNEL); WL_CONN("Report roaming result\n"); - set_bit(WL_STATUS_CONNECTED, &cfg->status); + set_bit(BRCMF_VIF_STATUS_CONNECTED, &ifp->vif->sme_state); WL_TRACE("Exit\n"); return err; } @@ -4484,13 +4487,15 @@ brcmf_bss_connect_done(struct brcmf_cfg80211_info *cfg, struct net_device *ndev, const struct brcmf_event_msg *e, bool completed) { - struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); + struct brcmf_if *ifp = netdev_priv(ndev); + struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; struct brcmf_cfg80211_connect_info *conn_info = cfg_to_conn(cfg); s32 err = 0; WL_TRACE("Enter\n"); - if (test_and_clear_bit(WL_STATUS_CONNECTING, &cfg->status)) { + if (test_and_clear_bit(BRCMF_VIF_STATUS_CONNECTING, + &ifp->vif->sme_state)) { if (completed) { brcmf_get_assoc_ies(cfg); memcpy(profile->bssid, e->addr, ETH_ALEN); @@ -4506,7 +4511,8 @@ brcmf_bss_connect_done(struct brcmf_cfg80211_info *cfg, WLAN_STATUS_AUTH_TIMEOUT, GFP_KERNEL); if (completed) - set_bit(WL_STATUS_CONNECTED, &cfg->status); + set_bit(BRCMF_VIF_STATUS_CONNECTED, + &ifp->vif->sme_state); WL_CONN("Report connect result - connection %s\n", completed ? "succeeded" : "failed"); } @@ -4558,7 +4564,8 @@ brcmf_notify_connect_status(struct brcmf_cfg80211_info *cfg, struct net_device *ndev, const struct brcmf_event_msg *e, void *data) { - struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); + struct brcmf_if *ifp = netdev_priv(ndev); + struct brcmf_cfg80211_profile *profile = &ifp->vif->profile; s32 err = 0; if (cfg->conf->mode == WL_MODE_AP) { @@ -4569,30 +4576,34 @@ brcmf_notify_connect_status(struct brcmf_cfg80211_info *cfg, memcpy(profile->bssid, e->addr, ETH_ALEN); wl_inform_ibss(cfg, ndev, e->addr); cfg80211_ibss_joined(ndev, e->addr, GFP_KERNEL); - clear_bit(WL_STATUS_CONNECTING, &cfg->status); - set_bit(WL_STATUS_CONNECTED, &cfg->status); + clear_bit(BRCMF_VIF_STATUS_CONNECTING, + &ifp->vif->sme_state); + set_bit(BRCMF_VIF_STATUS_CONNECTED, + &ifp->vif->sme_state); } else brcmf_bss_connect_done(cfg, ndev, e, true); } else if (brcmf_is_linkdown(cfg, e)) { WL_CONN("Linkdown\n"); if (brcmf_is_ibssmode(cfg)) { - clear_bit(WL_STATUS_CONNECTING, &cfg->status); - if (test_and_clear_bit(WL_STATUS_CONNECTED, - &cfg->status)) + clear_bit(BRCMF_VIF_STATUS_CONNECTING, + &ifp->vif->sme_state); + if (test_and_clear_bit(BRCMF_VIF_STATUS_CONNECTED, + &ifp->vif->sme_state)) brcmf_link_down(cfg); } else { brcmf_bss_connect_done(cfg, ndev, e, false); - if (test_and_clear_bit(WL_STATUS_CONNECTED, - &cfg->status)) { + if (test_and_clear_bit(BRCMF_VIF_STATUS_CONNECTED, + &ifp->vif->sme_state)) { cfg80211_disconnected(ndev, 0, NULL, 0, - GFP_KERNEL); + GFP_KERNEL); brcmf_link_down(cfg); } } brcmf_init_prof(ndev_to_prof(ndev)); } else if (brcmf_is_nonetwork(cfg, e)) { if (brcmf_is_ibssmode(cfg)) - clear_bit(WL_STATUS_CONNECTING, &cfg->status); + clear_bit(BRCMF_VIF_STATUS_CONNECTING, + &ifp->vif->sme_state); else brcmf_bss_connect_done(cfg, ndev, e, false); } @@ -4605,12 +4616,13 @@ brcmf_notify_roaming_status(struct brcmf_cfg80211_info *cfg, struct net_device *ndev, const struct brcmf_event_msg *e, void *data) { + struct brcmf_if *ifp = netdev_priv(ndev); s32 err = 0; u32 event = be32_to_cpu(e->event_type); u32 status = be32_to_cpu(e->status); if (event == BRCMF_E_ROAM && status == BRCMF_E_STATUS_SUCCESS) { - if (test_bit(WL_STATUS_CONNECTED, &cfg->status)) + if (test_bit(BRCMF_VIF_STATUS_CONNECTED, &ifp->vif->sme_state)) brcmf_bss_roaming_done(cfg, ndev, e); else brcmf_bss_connect_done(cfg, ndev, e, true); @@ -4643,6 +4655,7 @@ brcmf_notify_scan_status(struct brcmf_cfg80211_info *cfg, struct net_device *ndev, const struct brcmf_event_msg *e, void *data) { + struct brcmf_if *ifp = netdev_priv(ndev); struct brcmf_channel_info_le channel_inform_le; struct brcmf_scan_results_le *bss_list_le; u32 len = WL_SCAN_BUF_MAX; @@ -4657,14 +4670,14 @@ brcmf_notify_scan_status(struct brcmf_cfg80211_info *cfg, return brcmf_wakeup_iscan(cfg_to_iscan(cfg)); } - if (!test_and_clear_bit(WL_STATUS_SCANNING, &cfg->status)) { + if (!test_and_clear_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) { WL_ERR("Scan complete while device not scanning\n"); scan_abort = true; err = -EINVAL; goto scan_done_out; } - err = brcmf_fil_cmd_data_get(netdev_priv(ndev), BRCMF_C_GET_CHANNEL, + err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_CHANNEL, &channel_inform_le, sizeof(channel_inform_le)); if (err) { @@ -4680,7 +4693,7 @@ brcmf_notify_scan_status(struct brcmf_cfg80211_info *cfg, memset(cfg->scan_results, 0, len); bss_list_le->buflen = cpu_to_le32(len); - err = brcmf_fil_cmd_data_get(netdev_priv(ndev), BRCMF_C_SCAN_RESULTS, + err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_SCAN_RESULTS, cfg->scan_results, len); if (err) { WL_ERR("%s Scan_results error (%d)\n", ndev->name, err); @@ -5289,9 +5302,10 @@ static void brcmf_debugfs_remove_netdev(struct brcmf_cfg80211_info *cfg) static s32 __brcmf_cfg80211_up(struct brcmf_cfg80211_info *cfg) { + struct brcmf_if *ifp = netdev_priv(cfg_to_ndev(cfg)); s32 err = 0; - set_bit(WL_STATUS_READY, &cfg->status); + set_bit(BRCMF_VIF_STATUS_READY, &ifp->vif->sme_state); brcmf_debugfs_add_netdev_params(cfg); @@ -5306,13 +5320,16 @@ static s32 __brcmf_cfg80211_up(struct brcmf_cfg80211_info *cfg) static s32 __brcmf_cfg80211_down(struct brcmf_cfg80211_info *cfg) { + struct net_device *ndev = cfg_to_ndev(cfg); + struct brcmf_if *ifp = netdev_priv(ndev); + /* * While going down, if associated with AP disassociate * from AP to save power */ - if ((test_bit(WL_STATUS_CONNECTED, &cfg->status) || - test_bit(WL_STATUS_CONNECTING, &cfg->status)) && - test_bit(WL_STATUS_READY, &cfg->status)) { + if ((test_bit(BRCMF_VIF_STATUS_CONNECTED, &ifp->vif->sme_state) || + test_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state)) && + check_sys_up(ifp->vif)) { WL_INFO("Disassociating from AP"); brcmf_link_down(cfg); @@ -5324,7 +5341,7 @@ static s32 __brcmf_cfg80211_down(struct brcmf_cfg80211_info *cfg) } brcmf_abort_scanning(cfg); - clear_bit(WL_STATUS_READY, &cfg->status); + clear_bit(BRCMF_VIF_STATUS_READY, &ifp->vif->sme_state); brcmf_debugfs_remove_netdev(cfg); diff --git a/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.h b/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.h index bf172d9..fca288b 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.h +++ b/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.h @@ -127,15 +127,15 @@ do { \ #define WL_AUTH_SHARED_KEY 1 /* d11 shared authentication */ #define IE_MAX_LEN 512 -/* dongle status */ -enum wl_status { - WL_STATUS_READY, - WL_STATUS_SCANNING, - WL_STATUS_SCAN_ABORTING, - WL_STATUS_CONNECTING, - WL_STATUS_CONNECTED, - WL_STATUS_AP_CREATING, - WL_STATUS_AP_CREATED +/** + * enum brcmf_scan_status - dongle scan status + * + * @BRCMF_SCAN_STATUS_BUSY: scanning in progress on dongle. + * @BRCMF_SCAN_STATUS_ABORT: scan being aborted on dongle. + */ +enum brcmf_scan_status { + BRCMF_SCAN_STATUS_BUSY, + BRCMF_SCAN_STATUS_ABORT, }; /* wi-fi mode */ @@ -236,6 +236,23 @@ struct brcmf_cfg80211_profile { }; /** + * enum brcmf_vif_status - bit indices for vif status. + * + * @BRCMF_VIF_STATUS_READY: ready for operation. + * @BRCMF_VIF_STATUS_CONNECTING: connect/join in progress. + * @BRCMF_VIF_STATUS_CONNECTED: connected/joined succesfully. + * @BRCMF_VIF_STATUS_AP_CREATING: interface configured for AP operation. + * @BRCMF_VIF_STATUS_AP_CREATED: AP operation started. + */ +enum brcmf_vif_status { + BRCMF_VIF_STATUS_READY, + BRCMF_VIF_STATUS_CONNECTING, + BRCMF_VIF_STATUS_CONNECTED, + BRCMF_VIF_STATUS_AP_CREATING, + BRCMF_VIF_STATUS_AP_CREATED +}; + +/** * struct brcmf_cfg80211_vif - virtual interface specific information. * * @ifp: lower layer interface pointer @@ -243,6 +260,7 @@ struct brcmf_cfg80211_profile { * @profile: profile information. * @mode: operating mode. * @roam_off: roaming state. + * @sme_state: SME state using enum brcmf_vif_status bits. * @pm_block: power-management blocked. * @list: linked list. */ @@ -252,6 +270,7 @@ struct brcmf_cfg80211_vif { struct brcmf_cfg80211_profile profile; s32 mode; s32 roam_off; + unsigned long sme_state; bool pm_block; struct list_head list; }; @@ -420,7 +439,7 @@ struct brcmf_pno_scanresults_le { * @conn_info: association info. * @pmk_list: wpa2 pmk list. * @event_work: event handler work struct. - * @status: current dongle status. + * @scan_status: scan activity on the dongle. * @pub: common driver information. * @channel: current channel. * @iscan_on: iscan on/off switch. @@ -462,7 +481,7 @@ struct brcmf_cfg80211_info { struct brcmf_cfg80211_connect_info conn_info; struct brcmf_cfg80211_pmk_list *pmk_list; struct work_struct event_work; - unsigned long status; + unsigned long scan_status; struct brcmf_pub *pub; u32 channel; bool iscan_on; -- cgit v0.10.2 From 9f3a9903220015f2f94d0d3945e7ae50af39dbe4 Mon Sep 17 00:00:00 2001 From: Arend van Spriel Date: Mon, 22 Oct 2012 13:55:34 -0700 Subject: brcmfmac: remove debugfs functionality from wl_cfg80211.c In wl_cfg80211.c debugfs directory was created to expose dtim_period and beacon_interval. However, this can be easily obtained using iw so it is removed from the driver. Reviewed-by: Pieter-Paul Giesberts Reviewed-by: Hante Meuleman Signed-off-by: Arend van Spriel Signed-off-by: Franky Lin Signed-off-by: John W. Linville diff --git a/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c b/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c index 13971d1..da48894a 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c @@ -2577,9 +2577,6 @@ static s32 brcmf_update_bss_info(struct brcmf_cfg80211_info *cfg) dtim_period = (u8)var; } - profile->beacon_interval = beacon_interval; - profile->dtim_period = dtim_period; - update_bss_info_out: WL_TRACE("Exit"); return err; @@ -5264,42 +5261,6 @@ default_conf_out: } -static int brcmf_debugfs_add_netdev_params(struct brcmf_cfg80211_info *cfg) -{ - struct net_device *ndev = cfg_to_ndev(cfg); - struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev); - char buf[10+IFNAMSIZ]; - struct dentry *fd; - s32 err = 0; - - sprintf(buf, "netdev:%s", ndev->name); - cfg->debugfsdir = debugfs_create_dir(buf, - cfg_to_wiphy(cfg)->debugfsdir); - - fd = debugfs_create_u16("beacon_int", S_IRUGO, cfg->debugfsdir, - (u16 *)&profile->beacon_interval); - if (!fd) { - err = -ENOMEM; - goto err_out; - } - - fd = debugfs_create_u8("dtim_period", S_IRUGO, cfg->debugfsdir, - (u8 *)&profile->dtim_period); - if (!fd) { - err = -ENOMEM; - goto err_out; - } - -err_out: - return err; -} - -static void brcmf_debugfs_remove_netdev(struct brcmf_cfg80211_info *cfg) -{ - debugfs_remove_recursive(cfg->debugfsdir); - cfg->debugfsdir = NULL; -} - static s32 __brcmf_cfg80211_up(struct brcmf_cfg80211_info *cfg) { struct brcmf_if *ifp = netdev_priv(cfg_to_ndev(cfg)); @@ -5307,8 +5268,6 @@ static s32 __brcmf_cfg80211_up(struct brcmf_cfg80211_info *cfg) set_bit(BRCMF_VIF_STATUS_READY, &ifp->vif->sme_state); - brcmf_debugfs_add_netdev_params(cfg); - err = brcmf_config_dongle(cfg); if (err) return err; @@ -5343,8 +5302,6 @@ static s32 __brcmf_cfg80211_down(struct brcmf_cfg80211_info *cfg) brcmf_abort_scanning(cfg); clear_bit(BRCMF_VIF_STATUS_READY, &ifp->vif->sme_state); - brcmf_debugfs_remove_netdev(cfg); - return 0; } diff --git a/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.h b/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.h index fca288b..851403f 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.h +++ b/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.h @@ -228,8 +228,6 @@ struct brcmf_cfg80211_profile { u32 mode; struct brcmf_ssid ssid; u8 bssid[ETH_ALEN]; - u16 beacon_interval; - u8 dtim_period; struct brcmf_cfg80211_security sec; struct brcmf_cfg80211_ibss ibss; s32 band; -- cgit v0.10.2 From 3bc0a96caa2ea165beb33e42ea08c083ae7ed933 Mon Sep 17 00:00:00 2001 From: Arend van Spriel Date: Mon, 22 Oct 2012 13:55:35 -0700 Subject: brcmfmac: cleanup brcmf_cfg80211_profile structure A couple of unused fields have been removed and kernel-doc info has been added to the structure. Reviewed-by: Pieter-Paul Giesberts Reviewed-by: Hante Meuleman Signed-off-by: Arend van Spriel Signed-off-by: Franky Lin Signed-off-by: John W. Linville diff --git a/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.h b/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.h index 851403f..08ca390 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.h +++ b/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.h @@ -214,23 +214,17 @@ struct brcmf_cfg80211_security { u32 wpa_auth; }; -/* ibss information for currently joined ibss network */ -struct brcmf_cfg80211_ibss { - u8 beacon_interval; /* in millisecond */ - u8 atim; /* in millisecond */ - s8 join_only; - u8 band; - u8 channel; -}; - -/* dongle profile */ +/** + * struct brcmf_cfg80211_profile - profile information. + * + * @ssid: ssid of associated/associating ap. + * @bssid: bssid of joined/joining ibss. + * @sec: security information. + */ struct brcmf_cfg80211_profile { - u32 mode; struct brcmf_ssid ssid; u8 bssid[ETH_ALEN]; struct brcmf_cfg80211_security sec; - struct brcmf_cfg80211_ibss ibss; - s32 band; }; /** -- cgit v0.10.2 From 1c90fba59b0d4b81396231c8db7bb94e28973aab Mon Sep 17 00:00:00 2001 From: Arend van Spriel Date: Mon, 22 Oct 2012 13:55:36 -0700 Subject: brcmfmac: remove unused enumeration wl_prof_list The enumeration wl_prof_list is no longer used so it can be safely removed. Reviewed-by: Pieter-Paul Giesberts Signed-off-by: Arend van Spriel Signed-off-by: Franky Lin Signed-off-by: John W. Linville diff --git a/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.h b/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.h index 08ca390..85f3adf 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.h +++ b/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.h @@ -145,19 +145,6 @@ enum wl_mode { WL_MODE_AP }; -/* dongle profile list */ -enum wl_prof_list { - WL_PROF_MODE, - WL_PROF_SSID, - WL_PROF_SEC, - WL_PROF_IBSS, - WL_PROF_BAND, - WL_PROF_BSSID, - WL_PROF_ACT, - WL_PROF_BEACONINT, - WL_PROF_DTIMPERIOD -}; - /* dongle iscan state */ enum wl_iscan_state { WL_ISCAN_STATE_IDLE, -- cgit v0.10.2 From ce81e3175ed5b86b19ef068246fc2c829aff84d5 Mon Sep 17 00:00:00 2001 From: Arend van Spriel Date: Mon, 22 Oct 2012 13:55:37 -0700 Subject: brcmfmac: rename check_sys_up() to check_vif_up() The function now return the status for a virtual interface so it seems better rename the function to understand what it does. Reviewed-by: Pieter-Paul Giesberts Reviewed-by: Hante Meuleman Signed-off-by: Arend van Spriel Signed-off-by: Franky Lin Signed-off-by: John W. Linville diff --git a/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c b/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c index da48894a..5ce0068 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c @@ -98,7 +98,7 @@ static const u8 ether_bcast[ETH_ALEN] = {255, 255, 255, 255, 255, 255}; static u32 brcmf_dbg_level = WL_DBG_ERR; -static bool check_sys_up(struct brcmf_cfg80211_vif *vif) +static bool check_vif_up(struct brcmf_cfg80211_vif *vif) { if (!test_bit(BRCMF_VIF_STATUS_READY, &vif->sme_state)) { WL_INFO("device is not ready : status (%lu)\n", @@ -521,7 +521,7 @@ static void brcmf_set_mpc(struct net_device *ndev, int mpc) struct brcmf_if *ifp = netdev_priv(ndev); s32 err = 0; - if (check_sys_up(ifp->vif)) { + if (check_vif_up(ifp->vif)) { err = brcmf_fil_iovar_int_set(ifp, "mpc", mpc); if (err) { WL_ERR("fail to set mpc\n"); @@ -1034,7 +1034,7 @@ brcmf_cfg80211_scan(struct wiphy *wiphy, struct cfg80211_scan_request *request) WL_TRACE("Enter\n"); - if (!check_sys_up(container_of(request->wdev, + if (!check_vif_up(container_of(request->wdev, struct brcmf_cfg80211_vif, wdev))) return -EIO; @@ -1095,7 +1095,7 @@ static s32 brcmf_cfg80211_set_wiphy_params(struct wiphy *wiphy, u32 changed) s32 err = 0; WL_TRACE("Enter\n"); - if (!check_sys_up(ifp->vif)) + if (!check_vif_up(ifp->vif)) return -EIO; if (changed & WIPHY_PARAM_RTS_THRESHOLD && @@ -1197,7 +1197,7 @@ brcmf_cfg80211_join_ibss(struct wiphy *wiphy, struct net_device *ndev, s32 bcnprd; WL_TRACE("Enter\n"); - if (!check_sys_up(ifp->vif)) + if (!check_vif_up(ifp->vif)) return -EIO; if (params->ssid) @@ -1336,7 +1336,7 @@ brcmf_cfg80211_leave_ibss(struct wiphy *wiphy, struct net_device *ndev) s32 err = 0; WL_TRACE("Enter\n"); - if (!check_sys_up(ifp->vif)) + if (!check_vif_up(ifp->vif)) return -EIO; brcmf_link_down(cfg); @@ -1614,7 +1614,7 @@ brcmf_cfg80211_connect(struct wiphy *wiphy, struct net_device *ndev, s32 err = 0; WL_TRACE("Enter\n"); - if (!check_sys_up(ifp->vif)) + if (!check_vif_up(ifp->vif)) return -EIO; if (!sme->ssid) { @@ -1704,7 +1704,7 @@ brcmf_cfg80211_disconnect(struct wiphy *wiphy, struct net_device *ndev, s32 err = 0; WL_TRACE("Enter. Reason code = %d\n", reason_code); - if (!check_sys_up(ifp->vif)) + if (!check_vif_up(ifp->vif)) return -EIO; clear_bit(BRCMF_VIF_STATUS_CONNECTED, &ifp->vif->sme_state); @@ -1736,7 +1736,7 @@ brcmf_cfg80211_set_tx_power(struct wiphy *wiphy, s32 dbm = MBM_TO_DBM(mbm); WL_TRACE("Enter\n"); - if (!check_sys_up(ifp->vif)) + if (!check_vif_up(ifp->vif)) return -EIO; switch (type) { @@ -1781,7 +1781,7 @@ static s32 brcmf_cfg80211_get_tx_power(struct wiphy *wiphy, s32 *dbm) s32 err = 0; WL_TRACE("Enter\n"); - if (!check_sys_up(ifp->vif)) + if (!check_vif_up(ifp->vif)) return -EIO; err = brcmf_fil_iovar_int_get(ifp, "qtxpower", &txpwrdbm); @@ -1809,7 +1809,7 @@ brcmf_cfg80211_config_default_key(struct wiphy *wiphy, struct net_device *ndev, WL_TRACE("Enter\n"); WL_CONN("key index (%d)\n", key_idx); - if (!check_sys_up(ifp->vif)) + if (!check_vif_up(ifp->vif)) return -EIO; err = brcmf_fil_bsscfg_int_get(ifp, "wsec", &wsec); @@ -1925,7 +1925,7 @@ brcmf_cfg80211_add_key(struct wiphy *wiphy, struct net_device *ndev, WL_TRACE("Enter\n"); WL_CONN("key index (%d)\n", key_idx); - if (!check_sys_up(ifp->vif)) + if (!check_vif_up(ifp->vif)) return -EIO; if (mac_addr) { @@ -2013,7 +2013,7 @@ brcmf_cfg80211_del_key(struct wiphy *wiphy, struct net_device *ndev, s32 err = 0; WL_TRACE("Enter\n"); - if (!check_sys_up(ifp->vif)) + if (!check_vif_up(ifp->vif)) return -EIO; memset(&key, 0, sizeof(key)); @@ -2054,7 +2054,7 @@ brcmf_cfg80211_get_key(struct wiphy *wiphy, struct net_device *ndev, WL_TRACE("Enter\n"); WL_CONN("key index (%d)\n", key_idx); - if (!check_sys_up(ifp->vif)) + if (!check_vif_up(ifp->vif)) return -EIO; memset(¶ms, 0, sizeof(params)); @@ -2121,7 +2121,7 @@ brcmf_cfg80211_get_station(struct wiphy *wiphy, struct net_device *ndev, struct brcmf_sta_info_le sta_info_le; WL_TRACE("Enter, MAC %pM\n", mac); - if (!check_sys_up(ifp->vif)) + if (!check_vif_up(ifp->vif)) return -EIO; if (cfg->conf->mode == WL_MODE_AP) { @@ -2200,7 +2200,7 @@ brcmf_cfg80211_set_power_mgmt(struct wiphy *wiphy, struct net_device *ndev, * FW later while initializing the dongle */ cfg->pwr_save = enabled; - if (!check_sys_up(ifp->vif)) { + if (!check_vif_up(ifp->vif)) { WL_INFO("Device is not ready, storing the value in cfg_info struct\n"); goto done; @@ -2236,7 +2236,7 @@ brcmf_cfg80211_set_bitrate_mask(struct wiphy *wiphy, struct net_device *ndev, s32 err = 0; WL_TRACE("Enter\n"); - if (!check_sys_up(ifp->vif)) + if (!check_vif_up(ifp->vif)) return -EIO; /* addr param is always NULL. ignore it */ @@ -2998,7 +2998,7 @@ static s32 brcmf_cfg80211_resume(struct wiphy *wiphy) */ WL_TRACE("Enter\n"); - if (check_sys_up(ifp->vif)) + if (check_vif_up(ifp->vif)) brcmf_invoke_iscan(wiphy_to_cfg(wiphy)); WL_TRACE("Exit\n"); @@ -3026,7 +3026,7 @@ static s32 brcmf_cfg80211_suspend(struct wiphy *wiphy, */ if ((test_bit(BRCMF_VIF_STATUS_CONNECTED, &ifp->vif->sme_state) || test_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state)) && - check_sys_up(ifp->vif)) { + check_vif_up(ifp->vif)) { WL_INFO("Disassociating from AP" " while entering suspend state\n"); brcmf_link_down(cfg); @@ -3089,7 +3089,7 @@ brcmf_cfg80211_set_pmksa(struct wiphy *wiphy, struct net_device *ndev, int pmkid_len; WL_TRACE("Enter\n"); - if (!check_sys_up(ifp->vif)) + if (!check_vif_up(ifp->vif)) return -EIO; pmkid_len = le32_to_cpu(pmkids->npmkid); @@ -3128,7 +3128,7 @@ brcmf_cfg80211_del_pmksa(struct wiphy *wiphy, struct net_device *ndev, int i, pmkid_len; WL_TRACE("Enter\n"); - if (!check_sys_up(ifp->vif)) + if (!check_vif_up(ifp->vif)) return -EIO; memcpy(&pmkid.pmkid[0].BSSID, pmksa->bssid, ETH_ALEN); @@ -3177,7 +3177,7 @@ brcmf_cfg80211_flush_pmksa(struct wiphy *wiphy, struct net_device *ndev) s32 err = 0; WL_TRACE("Enter\n"); - if (!check_sys_up(ifp->vif)) + if (!check_vif_up(ifp->vif)) return -EIO; memset(cfg->pmk_list, 0, sizeof(*cfg->pmk_list)); @@ -4128,7 +4128,7 @@ brcmf_cfg80211_del_station(struct wiphy *wiphy, struct net_device *ndev, WL_TRACE("Enter %pM\n", mac); - if (!check_sys_up(ifp->vif)) + if (!check_vif_up(ifp->vif)) return -EIO; memcpy(&scbval.ea, mac, ETH_ALEN); @@ -5288,7 +5288,7 @@ static s32 __brcmf_cfg80211_down(struct brcmf_cfg80211_info *cfg) */ if ((test_bit(BRCMF_VIF_STATUS_CONNECTED, &ifp->vif->sme_state) || test_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state)) && - check_sys_up(ifp->vif)) { + check_vif_up(ifp->vif)) { WL_INFO("Disassociating from AP"); brcmf_link_down(cfg); -- cgit v0.10.2 From ba40d16696c86165744c89e0dae649df78dd82f4 Mon Sep 17 00:00:00 2001 From: Arend van Spriel Date: Mon, 22 Oct 2012 13:55:38 -0700 Subject: brcmfmac: use memset when setting a broadcast mac address The driver had a global constant ether_bcast, which was copied whenever a broadcast mac address was needed. This patch does a memset(dest, 0xFF, ETH_ALEN) instead and consequently removes the global ether_bcast. Reviewed-by: Pieter-Paul Giesberts Signed-off-by: Arend van Spriel Signed-off-by: Franky Lin Signed-off-by: John W. Linville diff --git a/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c b/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c index 5ce0068..94c619a 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c @@ -94,8 +94,6 @@ #define BRCMF_ASSOC_PARAMS_FIXED_SIZE \ (sizeof(struct brcmf_assoc_params_le) - sizeof(u16)) -static const u8 ether_bcast[ETH_ALEN] = {255, 255, 255, 255, 255, 255}; - static u32 brcmf_dbg_level = WL_DBG_ERR; static bool check_vif_up(struct brcmf_cfg80211_vif *vif) @@ -534,7 +532,7 @@ static void brcmf_set_mpc(struct net_device *ndev, int mpc) static void brcmf_iscan_prep(struct brcmf_scan_params_le *params_le, struct brcmf_ssid *ssid) { - memcpy(params_le->bssid, ether_bcast, ETH_ALEN); + memset(params_le->bssid, 0xFF, ETH_ALEN); params_le->bss_type = DOT11_BSSTYPE_ANY; params_le->scan_type = 0; params_le->channel_num = 0; @@ -721,7 +719,7 @@ static void brcmf_escan_prep(struct brcmf_scan_params_le *params_le, char *ptr; struct brcmf_ssid_le ssid_le; - memcpy(params_le->bssid, ether_bcast, ETH_ALEN); + memset(params_le->bssid, 0xFF, ETH_ALEN); params_le->bss_type = DOT11_BSSTYPE_ANY; params_le->scan_type = 0; params_le->channel_num = 0; @@ -810,7 +808,7 @@ brcmf_notify_escan_complete(struct brcmf_cfg80211_info *cfg, /* Do a scan abort to stop the driver's scan engine */ WL_SCAN("ABORT scan in firmware\n"); memset(¶ms_le, 0, sizeof(params_le)); - memcpy(params_le.bssid, ether_bcast, ETH_ALEN); + memset(params_le.bssid, 0xFF, ETH_ALEN); params_le.bss_type = DOT11_BSSTYPE_ANY; params_le.scan_type = 0; params_le.channel_num = cpu_to_le32(1); @@ -1283,7 +1281,7 @@ brcmf_cfg80211_join_ibss(struct wiphy *wiphy, struct net_device *ndev, BRCMF_ASSOC_PARAMS_FIXED_SIZE; memcpy(profile->bssid, params->bssid, ETH_ALEN); } else { - memcpy(join_params.params_le.bssid, ether_bcast, ETH_ALEN); + memset(join_params.params_le.bssid, 0xFF, ETH_ALEN); memset(profile->bssid, 0, ETH_ALEN); } @@ -1673,7 +1671,7 @@ brcmf_cfg80211_connect(struct wiphy *wiphy, struct net_device *ndev, memcpy(&profile->ssid.SSID, sme->ssid, profile->ssid.SSID_len); join_params.ssid_le.SSID_len = cpu_to_le32(profile->ssid.SSID_len); - memcpy(join_params.params_le.bssid, ether_bcast, ETH_ALEN); + memset(join_params.params_le.bssid, 0xFF, ETH_ALEN); if (ssid.SSID_len < IEEE80211_MAX_SSID_LEN) WL_CONN("ssid \"%s\", len (%d)\n", -- cgit v0.10.2 From 7d641072c3fc526ebdd78a605ea0d7851e9492f1 Mon Sep 17 00:00:00 2001 From: Arend van Spriel Date: Mon, 22 Oct 2012 13:55:39 -0700 Subject: brcmfmac: add virtual interface support in brcmf_cfg80211_suspend() With multiple interfaces suspend will need to iterate over all and bring down the link. Reviewed-by: Pieter-Paul Giesberts Reviewed-by: Hante Meuleman Signed-off-by: Arend van Spriel Signed-off-by: Franky Lin Signed-off-by: John W. Linville diff --git a/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c b/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c index 94c619a..82c7c77 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c @@ -3008,46 +3008,49 @@ static s32 brcmf_cfg80211_suspend(struct wiphy *wiphy, { struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); struct net_device *ndev = cfg_to_ndev(cfg); - struct brcmf_if *ifp = netdev_priv(ndev); + struct brcmf_cfg80211_vif *vif; WL_TRACE("Enter\n"); /* - * Check for BRCMF_VIF_STATUS_READY before any function call which - * could result is bus access. Don't block the suspend for - * any driver error conditions - */ - - /* - * While going to suspend if associated with AP disassociate - * from AP to save power while system is in suspended state + * if the primary net_device is not READY there is nothing + * we can do but pray resume goes smoothly. */ - if ((test_bit(BRCMF_VIF_STATUS_CONNECTED, &ifp->vif->sme_state) || - test_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state)) && - check_vif_up(ifp->vif)) { - WL_INFO("Disassociating from AP" - " while entering suspend state\n"); - brcmf_link_down(cfg); + vif = ((struct brcmf_if *)netdev_priv(ndev))->vif; + if (!check_vif_up(vif)) + goto exit; + list_for_each_entry(vif, &cfg->vif_list, list) { + if (!test_bit(BRCMF_VIF_STATUS_READY, &vif->sme_state)) + continue; /* - * Make sure WPA_Supplicant receives all the event - * generated due to DISASSOC call to the fw to keep - * the state fw and WPA_Supplicant state consistent + * While going to suspend if associated with AP disassociate + * from AP to save power while system is in suspended state */ - brcmf_delay(500); + if (test_bit(BRCMF_VIF_STATUS_CONNECTED, &vif->sme_state) || + test_bit(BRCMF_VIF_STATUS_CONNECTING, &vif->sme_state)) { + WL_INFO("Disassociating from AP before suspend\n"); + brcmf_link_down(cfg); + + /* Make sure WPA_Supplicant receives all the event + * generated due to DISASSOC call to the fw to keep + * the state fw and WPA_Supplicant state consistent + */ + brcmf_delay(500); + } } - if (test_bit(BRCMF_VIF_STATUS_READY, &ifp->vif->sme_state)) + /* end any scanning */ + if (test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) brcmf_abort_scanning(cfg); - else - clear_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status); /* Turn off watchdog timer */ - if (test_bit(BRCMF_VIF_STATUS_READY, &ifp->vif->sme_state)) - brcmf_set_mpc(ndev, 1); + brcmf_set_mpc(ndev, 1); +exit: WL_TRACE("Exit\n"); - + /* clear any scanning activity */ + cfg->scan_status = 0; return 0; } -- cgit v0.10.2 From 823e1c813f9b414fb62d5fd2f326c95425cdd585 Mon Sep 17 00:00:00 2001 From: Arend van Spriel Date: Mon, 22 Oct 2012 13:55:40 -0700 Subject: brcmfmac: remove unnecessary macro usage in brcmf_cfg80211_resume() The macro wiphy_to_cfg() is a bit redundant as the function already has a pointer variable to brcmf_cfg80211_info structure. Reviewed-by: Pieter-Paul Giesberts Reviewed-by: Hante Meuleman Signed-off-by: Arend van Spriel Signed-off-by: Franky Lin Signed-off-by: John W. Linville diff --git a/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c b/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c index 82c7c77..62b155e 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c @@ -2997,7 +2997,7 @@ static s32 brcmf_cfg80211_resume(struct wiphy *wiphy) WL_TRACE("Enter\n"); if (check_vif_up(ifp->vif)) - brcmf_invoke_iscan(wiphy_to_cfg(wiphy)); + brcmf_invoke_iscan(cfg); WL_TRACE("Exit\n"); return 0; -- cgit v0.10.2 From 8ff5dc92fe8a50c8c86a8c5971edc78a2e422fb5 Mon Sep 17 00:00:00 2001 From: Arend van Spriel Date: Mon, 22 Oct 2012 13:55:41 -0700 Subject: brcmfmac: store IEs per virtual interface For AP feature the IEs are stored in global structure. For future functionality like P2P-GO it needs to be stored per virtual interface so better store it in the virtual interface structure. Reviewed-by: Hante Meuleman Reviewed-by: Pieter-Paul Giesberts Signed-off-by: Arend van Spriel Signed-off-by: Franky Lin Signed-off-by: John W. Linville diff --git a/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c b/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c index 62b155e..cbad772 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c @@ -3774,6 +3774,7 @@ brcmf_set_management_ie(struct brcmf_cfg80211_info *cfg, u8 *vndr_ie_buf, u32 vndr_ie_len) { struct brcmf_if *ifp = netdev_priv(ndev); + struct vif_saved_ie *saved_ie = &ifp->vif->saved_ie; s32 err = 0; u8 *iovar_ie_buf; u8 *curr_ie_buf; @@ -3796,18 +3797,17 @@ brcmf_set_management_ie(struct brcmf_cfg80211_info *cfg, if (!iovar_ie_buf) return -ENOMEM; curr_ie_buf = iovar_ie_buf; - if (test_bit(BRCMF_VIF_STATUS_AP_CREATING, &ifp->vif->sme_state) || - test_bit(BRCMF_VIF_STATUS_AP_CREATED, &ifp->vif->sme_state)) { + if (ifp->vif->mode == WL_MODE_AP) { switch (pktflag) { case VNDR_IE_PRBRSP_FLAG: - mgmt_ie_buf = cfg->ap_info->probe_res_ie; - mgmt_ie_len = &cfg->ap_info->probe_res_ie_len; - mgmt_ie_buf_len = sizeof(cfg->ap_info->probe_res_ie); + mgmt_ie_buf = saved_ie->probe_res_ie; + mgmt_ie_len = &saved_ie->probe_res_ie_len; + mgmt_ie_buf_len = sizeof(saved_ie->probe_res_ie); break; case VNDR_IE_BEACON_FLAG: - mgmt_ie_buf = cfg->ap_info->beacon_ie; - mgmt_ie_len = &cfg->ap_info->beacon_ie_len; - mgmt_ie_buf_len = sizeof(cfg->ap_info->beacon_ie); + mgmt_ie_buf = saved_ie->beacon_ie; + mgmt_ie_len = &saved_ie->beacon_ie_len; + mgmt_ie_buf_len = sizeof(saved_ie->beacon_ie); break; default: err = -EPERM; diff --git a/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.h b/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.h index 85f3adf..1dd96f1 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.h +++ b/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.h @@ -232,6 +232,21 @@ enum brcmf_vif_status { }; /** + * struct vif_saved_ie - holds saved IEs for a virtual interface. + * + * @probe_res_ie: IE info for probe response. + * @beacon_ie: IE info for beacon frame. + * @probe_res_ie_len: IE info length for probe response. + * @beacon_ie_len: IE info length for beacon frame. + */ +struct vif_saved_ie { + u8 probe_res_ie[IE_MAX_LEN]; + u8 beacon_ie[IE_MAX_LEN]; + u32 probe_res_ie_len; + u32 beacon_ie_len; +}; + +/** * struct brcmf_cfg80211_vif - virtual interface specific information. * * @ifp: lower layer interface pointer @@ -251,6 +266,7 @@ struct brcmf_cfg80211_vif { s32 roam_off; unsigned long sme_state; bool pm_block; + struct vif_saved_ie saved_ie; struct list_head list; }; -- cgit v0.10.2 From b7d572e1871df06a96a1c9591c71c5494ff6b624 Mon Sep 17 00:00:00 2001 From: Pontus Fuchs Date: Tue, 23 Oct 2012 20:33:57 +0200 Subject: ar5523: Add new driver This driver is for the AR5523 chipset from Atheros. It was created in 2007 by Christoph Hellwig but it was never finished. I found it a couple of months ago and after some polishing it's working pretty fine. The driver was written with the FreeBSD driver (uath) as reference, which was written with the reverse-engineered windows driver as reference, hence the feature set is very limited. Station mode only, no HW crypto offload. Signed-off-by: Pontus Fuchs Signed-off-by: John W. Linville diff --git a/MAINTAINERS b/MAINTAINERS index e73060f..568ea93 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -7477,6 +7477,12 @@ S: Maintained F: Documentation/usb/acm.txt F: drivers/usb/class/cdc-acm.* +USB AR5523 WIRELESS DRIVER +M: Pontus Fuchs +L: linux-wireless@vger.kernel.org +S: Maintained +F: drivers/net/wireless/ath/ar5523/ + USB ATTACHED SCSI M: Matthew Wilcox M: Sarah Sharp diff --git a/drivers/net/wireless/ath/Kconfig b/drivers/net/wireless/ath/Kconfig index 0960224..c25dcf1 100644 --- a/drivers/net/wireless/ath/Kconfig +++ b/drivers/net/wireless/ath/Kconfig @@ -26,5 +26,6 @@ source "drivers/net/wireless/ath/ath5k/Kconfig" source "drivers/net/wireless/ath/ath9k/Kconfig" source "drivers/net/wireless/ath/carl9170/Kconfig" source "drivers/net/wireless/ath/ath6kl/Kconfig" +source "drivers/net/wireless/ath/ar5523/Kconfig" endif diff --git a/drivers/net/wireless/ath/Makefile b/drivers/net/wireless/ath/Makefile index d716b74..1e18621 100644 --- a/drivers/net/wireless/ath/Makefile +++ b/drivers/net/wireless/ath/Makefile @@ -2,6 +2,7 @@ obj-$(CONFIG_ATH5K) += ath5k/ obj-$(CONFIG_ATH9K_HW) += ath9k/ obj-$(CONFIG_CARL9170) += carl9170/ obj-$(CONFIG_ATH6KL) += ath6kl/ +obj-$(CONFIG_AR5523) += ar5523/ obj-$(CONFIG_ATH_COMMON) += ath.o diff --git a/drivers/net/wireless/ath/ar5523/Kconfig b/drivers/net/wireless/ath/ar5523/Kconfig new file mode 100644 index 0000000..11d99ee --- /dev/null +++ b/drivers/net/wireless/ath/ar5523/Kconfig @@ -0,0 +1,7 @@ +config AR5523 + tristate "Atheros AR5523 wireless driver support" + depends on MAC80211 && USB + select FW_LOADER + ---help--- + This module add support for AR5523 based USB dongles such as D-Link + DWL-G132, Netgear WPN111 and many more. diff --git a/drivers/net/wireless/ath/ar5523/Makefile b/drivers/net/wireless/ath/ar5523/Makefile new file mode 100644 index 0000000..ebf7f3b --- /dev/null +++ b/drivers/net/wireless/ath/ar5523/Makefile @@ -0,0 +1 @@ +obj-$(CONFIG_AR5523) := ar5523.o diff --git a/drivers/net/wireless/ath/ar5523/ar5523.c b/drivers/net/wireless/ath/ar5523/ar5523.c new file mode 100644 index 0000000..f782b6e --- /dev/null +++ b/drivers/net/wireless/ath/ar5523/ar5523.c @@ -0,0 +1,1806 @@ +/* + * Copyright (c) 2006 Damien Bergamini + * Copyright (c) 2006 Sam Leffler, Errno Consulting + * Copyright (c) 2007 Christoph Hellwig + * Copyright (c) 2008-2009 Weongyo Jeong + * Copyright (c) 2012 Pontus Fuchs + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +/* + * This driver is based on the uath driver written by Damien Bergamini for + * OpenBSD, who did black-box analysis of the Windows binary driver to find + * out how the hardware works. It contains a lot magic numbers because of + * that and only has minimal functionality. + */ +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include "ar5523.h" +#include "ar5523_hw.h" + +/* + * Various supported device vendors/products. + * UB51: AR5005UG 802.11b/g, UB52: AR5005UX 802.11a/b/g + */ + +static int ar5523_submit_rx_cmd(struct ar5523 *ar); +static void ar5523_data_tx_pkt_put(struct ar5523 *ar); + +static void ar5523_read_reply(struct ar5523 *ar, struct ar5523_cmd_hdr *hdr, + struct ar5523_tx_cmd *cmd) +{ + int dlen, olen; + u32 *rp; + + dlen = hdr->len - sizeof(*hdr); + + if (dlen < 0) { + WARN_ON(1); + goto out; + } + + ar5523_dbg(ar, "Code = %d len = %d\n", hdr->code & 0xff, dlen); + + rp = (u32 *)(hdr + 1); + if (dlen >= sizeof(u32)) { + olen = be32_to_cpu(rp[0]); + dlen -= sizeof(u32); + if (olen == 0) { + /* convention is 0 =>'s one word */ + olen = sizeof(u32); + } + } else + olen = 0; + + if (cmd->odata) { + if (cmd->olen < olen) { + ar5523_err(ar, "olen to small %d < %d\n", + cmd->olen, olen); + cmd->olen = 0; + cmd->res = -EOVERFLOW; + } else { + cmd->olen = olen; + memcpy(cmd->odata, &rp[1], olen); + cmd->res = 0; + } + } + +out: + complete(&cmd->done); +} + +static void ar5523_cmd_rx_cb(struct urb *urb) +{ + struct ar5523 *ar = urb->context; + struct ar5523_tx_cmd *cmd = &ar->tx_cmd; + struct ar5523_cmd_hdr *hdr = ar->rx_cmd_buf; + int dlen; + + if (urb->status) { + if (urb->status != -ESHUTDOWN) + ar5523_err(ar, "RX USB error %d.\n", urb->status); + goto skip; + } + + if (urb->actual_length < sizeof(struct ar5523_cmd_hdr)) { + ar5523_err(ar, "RX USB to short.\n"); + goto skip; + } + + ar5523_dbg(ar, "%s code %02x priv %d\n", __func__, + be32_to_cpu(hdr->code) & 0xff, hdr->priv); + + hdr->code = be32_to_cpu(hdr->code); + hdr->len = be32_to_cpu(hdr->len); + + switch (hdr->code & 0xff) { + default: + /* reply to a read command */ + if (hdr->priv != AR5523_CMD_ID) { + ar5523_err(ar, "Unexpected command id: %02x\n", + hdr->code & 0xff); + goto skip; + } + ar5523_read_reply(ar, hdr, cmd); + break; + + case WDCMSG_DEVICE_AVAIL: + ar5523_dbg(ar, "WDCMSG_DEVICE_AVAIL\n"); + cmd->res = 0; + cmd->olen = 0; + complete(&cmd->done); + break; + + case WDCMSG_SEND_COMPLETE: + ar5523_dbg(ar, "WDCMSG_SEND_COMPLETE: %d pending\n", + atomic_read(&ar->tx_nr_pending)); + if (!test_bit(AR5523_HW_UP, &ar->flags)) + ar5523_dbg(ar, "Unexpected WDCMSG_SEND_COMPLETE\n"); + else { + mod_timer(&ar->tx_wd_timer, + jiffies + AR5523_TX_WD_TIMEOUT); + ar5523_data_tx_pkt_put(ar); + + } + break; + + case WDCMSG_TARGET_START: + /* This command returns a bogus id so it needs special + handling */ + dlen = hdr->len - sizeof(*hdr); + if (dlen != (int)sizeof(u32)) { + ar5523_err(ar, "Invalid reply to WDCMSG_TARGET_START"); + return; + } + memcpy(cmd->odata, hdr + 1, sizeof(u32)); + cmd->olen = sizeof(u32); + cmd->res = 0; + complete(&cmd->done); + break; + + case WDCMSG_STATS_UPDATE: + ar5523_dbg(ar, "WDCMSG_STATS_UPDATE\n"); + break; + } + +skip: + ar5523_submit_rx_cmd(ar); +} + +static int ar5523_alloc_rx_cmd(struct ar5523 *ar) +{ + ar->rx_cmd_urb = usb_alloc_urb(0, GFP_KERNEL); + if (!ar->rx_cmd_urb) + return -ENOMEM; + + ar->rx_cmd_buf = usb_alloc_coherent(ar->dev, AR5523_MAX_RXCMDSZ, + GFP_KERNEL, + &ar->rx_cmd_urb->transfer_dma); + if (!ar->rx_cmd_buf) { + usb_free_urb(ar->rx_cmd_urb); + return -ENOMEM; + } + return 0; +} + +static void ar5523_cancel_rx_cmd(struct ar5523 *ar) +{ + usb_kill_urb(ar->rx_cmd_urb); +} + +static void ar5523_free_rx_cmd(struct ar5523 *ar) +{ + usb_free_coherent(ar->dev, AR5523_MAX_RXCMDSZ, + ar->rx_cmd_buf, ar->rx_cmd_urb->transfer_dma); + usb_free_urb(ar->rx_cmd_urb); +} + +static int ar5523_submit_rx_cmd(struct ar5523 *ar) +{ + int error; + + usb_fill_bulk_urb(ar->rx_cmd_urb, ar->dev, + ar5523_cmd_rx_pipe(ar->dev), ar->rx_cmd_buf, + AR5523_MAX_RXCMDSZ, ar5523_cmd_rx_cb, ar); + ar->rx_cmd_urb->transfer_flags |= URB_NO_TRANSFER_DMA_MAP; + + error = usb_submit_urb(ar->rx_cmd_urb, GFP_ATOMIC); + if (error) { + if (error != -ENODEV) + ar5523_err(ar, "error %d when submitting rx urb\n", + error); + return error; + } + return 0; +} + +/* + * Command submitted cb + */ +static void ar5523_cmd_tx_cb(struct urb *urb) +{ + struct ar5523_tx_cmd *cmd = urb->context; + struct ar5523 *ar = cmd->ar; + + if (urb->status) { + ar5523_err(ar, "Failed to TX command. Status = %d\n", + urb->status); + cmd->res = urb->status; + complete(&cmd->done); + return; + } + + if (!(cmd->flags & AR5523_CMD_FLAG_READ)) { + cmd->res = 0; + complete(&cmd->done); + } +} + +static int ar5523_cmd(struct ar5523 *ar, u32 code, const void *idata, + int ilen, void *odata, int olen, int flags) +{ + struct ar5523_cmd_hdr *hdr; + struct ar5523_tx_cmd *cmd = &ar->tx_cmd; + int xferlen, error; + + /* always bulk-out a multiple of 4 bytes */ + xferlen = (sizeof(struct ar5523_cmd_hdr) + ilen + 3) & ~3; + + hdr = (struct ar5523_cmd_hdr *)cmd->buf_tx; + memset(hdr, 0, sizeof(struct ar5523_cmd_hdr)); + hdr->len = cpu_to_be32(xferlen); + hdr->code = cpu_to_be32(code); + hdr->priv = AR5523_CMD_ID; + + if (flags & AR5523_CMD_FLAG_MAGIC) + hdr->magic = cpu_to_be32(1 << 24); + memcpy(hdr + 1, idata, ilen); + + cmd->odata = odata; + cmd->olen = olen; + cmd->flags = flags; + + ar5523_dbg(ar, "do cmd %02x\n", code); + + usb_fill_bulk_urb(cmd->urb_tx, ar->dev, ar5523_cmd_tx_pipe(ar->dev), + cmd->buf_tx, xferlen, ar5523_cmd_tx_cb, cmd); + cmd->urb_tx->transfer_flags |= URB_NO_TRANSFER_DMA_MAP; + + error = usb_submit_urb(cmd->urb_tx, GFP_KERNEL); + if (error) { + ar5523_err(ar, "could not send command 0x%x, error=%d\n", + code, error); + return error; + } + + if (!wait_for_completion_timeout(&cmd->done, 2 * HZ)) { + cmd->odata = NULL; + ar5523_err(ar, "timeout waiting for command %02x reply\n", + code); + cmd->res = -ETIMEDOUT; + } + return cmd->res; +} + +static int ar5523_cmd_write(struct ar5523 *ar, u32 code, const void *data, + int len, int flags) +{ + flags &= ~AR5523_CMD_FLAG_READ; + return ar5523_cmd(ar, code, data, len, NULL, 0, flags); +} + +static int ar5523_cmd_read(struct ar5523 *ar, u32 code, const void *idata, + int ilen, void *odata, int olen, int flags) +{ + flags |= AR5523_CMD_FLAG_READ; + return ar5523_cmd(ar, code, idata, ilen, odata, olen, flags); +} + +static int ar5523_config(struct ar5523 *ar, u32 reg, u32 val) +{ + struct ar5523_write_mac write; + int error; + + write.reg = cpu_to_be32(reg); + write.len = cpu_to_be32(0); /* 0 = single write */ + *(u32 *)write.data = cpu_to_be32(val); + + error = ar5523_cmd_write(ar, WDCMSG_TARGET_SET_CONFIG, &write, + 3 * sizeof(u32), 0); + if (error != 0) + ar5523_err(ar, "could not write register 0x%02x\n", reg); + return error; +} + +static int ar5523_config_multi(struct ar5523 *ar, u32 reg, const void *data, + int len) +{ + struct ar5523_write_mac write; + int error; + + write.reg = cpu_to_be32(reg); + write.len = cpu_to_be32(len); + memcpy(write.data, data, len); + + /* properly handle the case where len is zero (reset) */ + error = ar5523_cmd_write(ar, WDCMSG_TARGET_SET_CONFIG, &write, + (len == 0) ? sizeof(u32) : 2 * sizeof(u32) + len, 0); + if (error != 0) + ar5523_err(ar, "could not write %d bytes to register 0x%02x\n", + len, reg); + return error; +} + +static int ar5523_get_status(struct ar5523 *ar, u32 which, void *odata, + int olen) +{ + int error; + + which = cpu_to_be32(which); + error = ar5523_cmd_read(ar, WDCMSG_TARGET_GET_STATUS, + &which, sizeof(which), odata, olen, AR5523_CMD_FLAG_MAGIC); + if (error != 0) + ar5523_err(ar, "could not read EEPROM offset 0x%02x\n", + be32_to_cpu(which)); + return error; +} + +static int ar5523_get_capability(struct ar5523 *ar, u32 cap, u32 *val) +{ + int error; + + cap = cpu_to_be32(cap); + error = ar5523_cmd_read(ar, WDCMSG_TARGET_GET_CAPABILITY, + &cap, sizeof(cap), val, sizeof(u32), AR5523_CMD_FLAG_MAGIC); + if (error != 0) { + ar5523_err(ar, "could not read capability %u\n", + be32_to_cpu(cap)); + return error; + } + *val = be32_to_cpu(*val); + return error; +} + +static int ar5523_get_devcap(struct ar5523 *ar) +{ +#define GETCAP(x) do { \ + error = ar5523_get_capability(ar, x, &cap); \ + if (error != 0) \ + return error; \ + ar5523_info(ar, "Cap: " \ + "%s=0x%08x\n", #x, cap); \ +} while (0) + int error; + u32 cap; + + /* collect device capabilities */ + GETCAP(CAP_TARGET_VERSION); + GETCAP(CAP_TARGET_REVISION); + GETCAP(CAP_MAC_VERSION); + GETCAP(CAP_MAC_REVISION); + GETCAP(CAP_PHY_REVISION); + GETCAP(CAP_ANALOG_5GHz_REVISION); + GETCAP(CAP_ANALOG_2GHz_REVISION); + + GETCAP(CAP_REG_DOMAIN); + GETCAP(CAP_REG_CAP_BITS); + GETCAP(CAP_WIRELESS_MODES); + GETCAP(CAP_CHAN_SPREAD_SUPPORT); + GETCAP(CAP_COMPRESS_SUPPORT); + GETCAP(CAP_BURST_SUPPORT); + GETCAP(CAP_FAST_FRAMES_SUPPORT); + GETCAP(CAP_CHAP_TUNING_SUPPORT); + GETCAP(CAP_TURBOG_SUPPORT); + GETCAP(CAP_TURBO_PRIME_SUPPORT); + GETCAP(CAP_DEVICE_TYPE); + GETCAP(CAP_WME_SUPPORT); + GETCAP(CAP_TOTAL_QUEUES); + GETCAP(CAP_CONNECTION_ID_MAX); + + GETCAP(CAP_LOW_5GHZ_CHAN); + GETCAP(CAP_HIGH_5GHZ_CHAN); + GETCAP(CAP_LOW_2GHZ_CHAN); + GETCAP(CAP_HIGH_2GHZ_CHAN); + GETCAP(CAP_TWICE_ANTENNAGAIN_5G); + GETCAP(CAP_TWICE_ANTENNAGAIN_2G); + + GETCAP(CAP_CIPHER_AES_CCM); + GETCAP(CAP_CIPHER_TKIP); + GETCAP(CAP_MIC_TKIP); + return 0; +} + +static int ar5523_set_ledsteady(struct ar5523 *ar, int lednum, int ledmode) +{ + struct ar5523_cmd_ledsteady led; + + led.lednum = cpu_to_be32(lednum); + led.ledmode = cpu_to_be32(ledmode); + + ar5523_dbg(ar, "set %s led %s (steady)\n", + (lednum == UATH_LED_LINK) ? "link" : "activity", + ledmode ? "on" : "off"); + return ar5523_cmd_write(ar, WDCMSG_SET_LED_STEADY, &led, sizeof(led), + 0); +} + +static int ar5523_set_rxfilter(struct ar5523 *ar, u32 bits, u32 op) +{ + struct ar5523_cmd_rx_filter rxfilter; + + rxfilter.bits = cpu_to_be32(bits); + rxfilter.op = cpu_to_be32(op); + + ar5523_dbg(ar, "setting Rx filter=0x%x flags=0x%x\n", bits, op); + return ar5523_cmd_write(ar, WDCMSG_RX_FILTER, &rxfilter, + sizeof(rxfilter), 0); +} + +static int ar5523_reset_tx_queues(struct ar5523 *ar) +{ + __be32 qid = cpu_to_be32(0); + + ar5523_dbg(ar, "resetting Tx queue\n"); + return ar5523_cmd_write(ar, WDCMSG_RELEASE_TX_QUEUE, + &qid, sizeof(qid), 0); +} + +static int ar5523_set_chan(struct ar5523 *ar) +{ + struct ieee80211_conf *conf = &ar->hw->conf; + + struct ar5523_cmd_reset reset; + + memset(&reset, 0, sizeof(reset)); + reset.flags |= cpu_to_be32(UATH_CHAN_2GHZ); + reset.flags |= cpu_to_be32(UATH_CHAN_OFDM); + reset.freq = cpu_to_be32(conf->channel->center_freq); + reset.maxrdpower = cpu_to_be32(50); /* XXX */ + reset.channelchange = cpu_to_be32(1); + reset.keeprccontent = cpu_to_be32(0); + + ar5523_dbg(ar, "set chan flags 0x%x freq %d\n", + be32_to_cpu(reset.flags), + conf->channel->center_freq); + return ar5523_cmd_write(ar, WDCMSG_RESET, &reset, sizeof(reset), 0); +} + +static int ar5523_queue_init(struct ar5523 *ar) +{ + struct ar5523_cmd_txq_setup qinfo; + + ar5523_dbg(ar, "setting up Tx queue\n"); + qinfo.qid = cpu_to_be32(0); + qinfo.len = cpu_to_be32(sizeof(qinfo.attr)); + qinfo.attr.priority = cpu_to_be32(0); /* XXX */ + qinfo.attr.aifs = cpu_to_be32(3); + qinfo.attr.logcwmin = cpu_to_be32(4); + qinfo.attr.logcwmax = cpu_to_be32(10); + qinfo.attr.bursttime = cpu_to_be32(0); + qinfo.attr.mode = cpu_to_be32(0); + qinfo.attr.qflags = cpu_to_be32(1); /* XXX? */ + return ar5523_cmd_write(ar, WDCMSG_SETUP_TX_QUEUE, &qinfo, + sizeof(qinfo), 0); +} + +static int ar5523_switch_chan(struct ar5523 *ar) +{ + int error; + + error = ar5523_set_chan(ar); + if (error) { + ar5523_err(ar, "could not set chan, error %d\n", error); + goto out_err; + } + + /* reset Tx rings */ + error = ar5523_reset_tx_queues(ar); + if (error) { + ar5523_err(ar, "could not reset Tx queues, error %d\n", + error); + goto out_err; + } + /* set Tx rings WME properties */ + error = ar5523_queue_init(ar); + if (error) + ar5523_err(ar, "could not init wme, error %d\n", error); + +out_err: + return error; +} + +static void ar5523_rx_data_put(struct ar5523 *ar, + struct ar5523_rx_data *data) +{ + unsigned long flags; + spin_lock_irqsave(&ar->rx_data_list_lock, flags); + list_move(&data->list, &ar->rx_data_free); + spin_unlock_irqrestore(&ar->rx_data_list_lock, flags); +} + +static void ar5523_data_rx_cb(struct urb *urb) +{ + struct ar5523_rx_data *data = urb->context; + struct ar5523 *ar = data->ar; + struct ar5523_rx_desc *desc; + struct ar5523_chunk *chunk; + struct ieee80211_hw *hw = ar->hw; + struct ieee80211_rx_status *rx_status; + u32 rxlen; + int usblen = urb->actual_length; + int hdrlen, pad; + + ar5523_dbg(ar, "%s\n", __func__); + /* sync/async unlink faults aren't errors */ + if (urb->status) { + if (urb->status != -ESHUTDOWN) + ar5523_err(ar, "%s: USB err: %d\n", __func__, + urb->status); + goto skip; + } + + if (usblen < AR5523_MIN_RXBUFSZ) { + ar5523_err(ar, "RX: wrong xfer size (usblen=%d)\n", usblen); + goto skip; + } + + chunk = (struct ar5523_chunk *) data->skb->data; + + if (((chunk->flags & UATH_CFLAGS_FINAL) == 0) || + chunk->seqnum != 0) { + ar5523_dbg(ar, "RX: No final flag. s: %d f: %02x l: %d\n", + chunk->seqnum, chunk->flags, + be16_to_cpu(chunk->length)); + goto skip; + } + + /* Rx descriptor is located at the end, 32-bit aligned */ + desc = (struct ar5523_rx_desc *) + (data->skb->data + usblen - sizeof(struct ar5523_rx_desc)); + + rxlen = be32_to_cpu(desc->len); + if (rxlen > ar->rxbufsz) { + ar5523_dbg(ar, "RX: Bad descriptor (len=%d)\n", + be32_to_cpu(desc->len)); + goto skip; + } + + if (!rxlen) { + ar5523_dbg(ar, "RX: rxlen is 0\n"); + goto skip; + } + + if (be32_to_cpu(desc->status) != 0) { + ar5523_dbg(ar, "Bad RX status (0x%x len = %d). Skip\n", + be32_to_cpu(desc->status), be32_to_cpu(desc->len)); + goto skip; + } + + skb_reserve(data->skb, sizeof(*chunk)); + skb_put(data->skb, rxlen - sizeof(struct ar5523_rx_desc)); + + hdrlen = ieee80211_get_hdrlen_from_skb(data->skb); + if (!IS_ALIGNED(hdrlen, 4)) { + ar5523_dbg(ar, "eek, alignment workaround activated\n"); + pad = ALIGN(hdrlen, 4) - hdrlen; + memmove(data->skb->data + pad, data->skb->data, hdrlen); + skb_pull(data->skb, pad); + skb_put(data->skb, pad); + } + + rx_status = IEEE80211_SKB_RXCB(data->skb); + memset(rx_status, 0, sizeof(*rx_status)); + rx_status->freq = be32_to_cpu(desc->channel); + rx_status->band = hw->conf.channel->band; + rx_status->signal = -95 + be32_to_cpu(desc->rssi); + + ieee80211_rx_irqsafe(hw, data->skb); + data->skb = NULL; + +skip: + if (data->skb) { + dev_kfree_skb_irq(data->skb); + data->skb = NULL; + } + + ar5523_rx_data_put(ar, data); + if (atomic_inc_return(&ar->rx_data_free_cnt) >= + AR5523_RX_DATA_REFILL_COUNT && + test_bit(AR5523_HW_UP, &ar->flags)) + queue_work(ar->wq, &ar->rx_refill_work); +} + +static void ar5523_rx_refill_work(struct work_struct *work) +{ + struct ar5523 *ar = container_of(work, struct ar5523, rx_refill_work); + struct ar5523_rx_data *data; + unsigned long flags; + int error; + + ar5523_dbg(ar, "%s\n", __func__); + do { + spin_lock_irqsave(&ar->rx_data_list_lock, flags); + + if (!list_empty(&ar->rx_data_free)) + data = (struct ar5523_rx_data *) ar->rx_data_free.next; + else + data = NULL; + spin_unlock_irqrestore(&ar->rx_data_list_lock, flags); + + if (!data) + goto done; + + data->skb = alloc_skb(ar->rxbufsz, GFP_KERNEL); + if (!data->skb) { + ar5523_err(ar, "could not allocate rx skbuff\n"); + return; + } + + usb_fill_bulk_urb(data->urb, ar->dev, + ar5523_data_rx_pipe(ar->dev), data->skb->data, + ar->rxbufsz, ar5523_data_rx_cb, data); + + spin_lock_irqsave(&ar->rx_data_list_lock, flags); + list_move(&data->list, &ar->rx_data_used); + spin_unlock_irqrestore(&ar->rx_data_list_lock, flags); + atomic_dec(&ar->rx_data_free_cnt); + + error = usb_submit_urb(data->urb, GFP_KERNEL); + if (error) { + kfree_skb(data->skb); + if (error != -ENODEV) + ar5523_err(ar, "Err sending rx data urb %d\n", + error); + ar5523_rx_data_put(ar, data); + atomic_inc(&ar->rx_data_free_cnt); + return; + } + + } while (true); +done: + return; +} + +static void ar5523_cancel_rx_bufs(struct ar5523 *ar) +{ + struct ar5523_rx_data *data; + unsigned long flags; + + do { + spin_lock_irqsave(&ar->rx_data_list_lock, flags); + if (!list_empty(&ar->rx_data_used)) + data = (struct ar5523_rx_data *) ar->rx_data_used.next; + else + data = NULL; + spin_unlock_irqrestore(&ar->rx_data_list_lock, flags); + + if (!data) + break; + + usb_kill_urb(data->urb); + list_move(&data->list, &ar->rx_data_free); + atomic_inc(&ar->rx_data_free_cnt); + } while (data); +} + +static void ar5523_free_rx_bufs(struct ar5523 *ar) +{ + struct ar5523_rx_data *data; + + ar5523_cancel_rx_bufs(ar); + while (!list_empty(&ar->rx_data_free)) { + data = (struct ar5523_rx_data *) ar->rx_data_free.next; + list_del(&data->list); + usb_free_urb(data->urb); + } +} + +static int ar5523_alloc_rx_bufs(struct ar5523 *ar) +{ + int i; + + for (i = 0; i < AR5523_RX_DATA_COUNT; i++) { + struct ar5523_rx_data *data = &ar->rx_data[i]; + + data->ar = ar; + data->urb = usb_alloc_urb(0, GFP_KERNEL); + if (!data->urb) { + ar5523_err(ar, "could not allocate rx data urb\n"); + goto err; + } + list_add_tail(&data->list, &ar->rx_data_free); + atomic_inc(&ar->rx_data_free_cnt); + } + return 0; + +err: + ar5523_free_rx_bufs(ar); + return -ENOMEM; +} + +static void ar5523_data_tx_pkt_put(struct ar5523 *ar) +{ + atomic_dec(&ar->tx_nr_total); + if (!atomic_dec_return(&ar->tx_nr_pending)) { + del_timer(&ar->tx_wd_timer); + wake_up(&ar->tx_flush_waitq); + } + + if (atomic_read(&ar->tx_nr_total) < AR5523_TX_DATA_RESTART_COUNT) { + ar5523_dbg(ar, "restart tx queue\n"); + ieee80211_wake_queues(ar->hw); + } +} + +static void ar5523_data_tx_cb(struct urb *urb) +{ + struct sk_buff *skb = urb->context; + struct ieee80211_tx_info *txi = IEEE80211_SKB_CB(skb); + struct ar5523_tx_data *data = (struct ar5523_tx_data *) + txi->driver_data; + struct ar5523 *ar = data->ar; + unsigned long flags; + + ar5523_dbg(ar, "data tx urb completed: %d\n", urb->status); + + spin_lock_irqsave(&ar->tx_data_list_lock, flags); + list_del(&data->list); + spin_unlock_irqrestore(&ar->tx_data_list_lock, flags); + + if (urb->status) { + ar5523_dbg(ar, "%s: urb status: %d\n", __func__, urb->status); + ar5523_data_tx_pkt_put(ar); + ieee80211_free_txskb(ar->hw, skb); + } else { + skb_pull(skb, sizeof(struct ar5523_tx_desc) + sizeof(__be32)); + ieee80211_tx_status_irqsafe(ar->hw, skb); + } + usb_free_urb(urb); +} + +static void ar5523_tx(struct ieee80211_hw *hw, + struct ieee80211_tx_control *control, + struct sk_buff *skb) +{ + struct ieee80211_tx_info *txi = IEEE80211_SKB_CB(skb); + struct ar5523_tx_data *data = (struct ar5523_tx_data *) + txi->driver_data; + struct ar5523 *ar = hw->priv; + unsigned long flags; + + ar5523_dbg(ar, "tx called\n"); + if (atomic_inc_return(&ar->tx_nr_total) >= AR5523_TX_DATA_COUNT) { + ar5523_dbg(ar, "tx queue full\n"); + ar5523_dbg(ar, "stop queues (tot %d pend %d)\n", + atomic_read(&ar->tx_nr_total), + atomic_read(&ar->tx_nr_pending)); + ieee80211_stop_queues(hw); + } + + data->skb = skb; + + spin_lock_irqsave(&ar->tx_data_list_lock, flags); + list_add_tail(&data->list, &ar->tx_queue_pending); + spin_unlock_irqrestore(&ar->tx_data_list_lock, flags); + + ieee80211_queue_work(ar->hw, &ar->tx_work); +} + +static void ar5523_tx_work_locked(struct ar5523 *ar) +{ + struct ar5523_tx_data *data; + struct ar5523_tx_desc *desc; + struct ar5523_chunk *chunk; + struct ieee80211_tx_info *txi; + struct urb *urb; + struct sk_buff *skb; + int error = 0, paylen; + u32 txqid; + unsigned long flags; + + BUILD_BUG_ON(sizeof(struct ar5523_tx_data) > + IEEE80211_TX_INFO_DRIVER_DATA_SIZE); + + ar5523_dbg(ar, "%s\n", __func__); + do { + spin_lock_irqsave(&ar->tx_data_list_lock, flags); + if (!list_empty(&ar->tx_queue_pending)) { + data = (struct ar5523_tx_data *) + ar->tx_queue_pending.next; + list_del(&data->list); + } else + data = NULL; + spin_unlock_irqrestore(&ar->tx_data_list_lock, flags); + + if (!data) + break; + + skb = data->skb; + txqid = 0; + txi = IEEE80211_SKB_CB(skb); + paylen = skb->len; + urb = usb_alloc_urb(0, GFP_KERNEL); + if (!urb) { + ar5523_err(ar, "Failed to allocate TX urb\n"); + ieee80211_free_txskb(ar->hw, skb); + continue; + } + + data->ar = ar; + data->urb = urb; + + desc = (struct ar5523_tx_desc *)skb_push(skb, sizeof(*desc)); + chunk = (struct ar5523_chunk *)skb_push(skb, sizeof(*chunk)); + + chunk->seqnum = 0; + chunk->flags = UATH_CFLAGS_FINAL; + chunk->length = cpu_to_be16(skb->len); + + desc->msglen = cpu_to_be32(skb->len); + desc->msgid = AR5523_DATA_ID; + desc->buflen = cpu_to_be32(paylen); + desc->type = cpu_to_be32(WDCMSG_SEND); + desc->flags = cpu_to_be32(UATH_TX_NOTIFY); + + if (test_bit(AR5523_CONNECTED, &ar->flags)) + desc->connid = cpu_to_be32(AR5523_ID_BSS); + else + desc->connid = cpu_to_be32(AR5523_ID_BROADCAST); + + if (txi->flags & IEEE80211_TX_CTL_USE_MINRATE) + txqid |= UATH_TXQID_MINRATE; + + desc->txqid = cpu_to_be32(txqid); + + urb->transfer_flags = URB_ZERO_PACKET; + usb_fill_bulk_urb(urb, ar->dev, ar5523_data_tx_pipe(ar->dev), + skb->data, skb->len, ar5523_data_tx_cb, skb); + + spin_lock_irqsave(&ar->tx_data_list_lock, flags); + list_add_tail(&data->list, &ar->tx_queue_submitted); + spin_unlock_irqrestore(&ar->tx_data_list_lock, flags); + mod_timer(&ar->tx_wd_timer, jiffies + AR5523_TX_WD_TIMEOUT); + atomic_inc(&ar->tx_nr_pending); + + ar5523_dbg(ar, "TX Frame (%d pending)\n", + atomic_read(&ar->tx_nr_pending)); + error = usb_submit_urb(urb, GFP_KERNEL); + if (error) { + ar5523_err(ar, "error %d when submitting tx urb\n", + error); + spin_lock_irqsave(&ar->tx_data_list_lock, flags); + list_del(&data->list); + spin_unlock_irqrestore(&ar->tx_data_list_lock, flags); + atomic_dec(&ar->tx_nr_pending); + ar5523_data_tx_pkt_put(ar); + usb_free_urb(urb); + ieee80211_free_txskb(ar->hw, skb); + } + } while (true); +} + +static void ar5523_tx_work(struct work_struct *work) +{ + struct ar5523 *ar = container_of(work, struct ar5523, tx_work); + + ar5523_dbg(ar, "%s\n", __func__); + mutex_lock(&ar->mutex); + ar5523_tx_work_locked(ar); + mutex_unlock(&ar->mutex); +} + +static void ar5523_tx_wd_timer(unsigned long arg) +{ + struct ar5523 *ar = (struct ar5523 *) arg; + + ar5523_dbg(ar, "TX watchdog timer triggered\n"); + ieee80211_queue_work(ar->hw, &ar->tx_wd_work); +} + +static void ar5523_tx_wd_work(struct work_struct *work) +{ + struct ar5523 *ar = container_of(work, struct ar5523, tx_wd_work); + + /* Occasionally the TX queues stop responding. The only way to + * recover seems to be to reset the dongle. + */ + + mutex_lock(&ar->mutex); + ar5523_err(ar, "TX queue stuck (tot %d pend %d)\n", + atomic_read(&ar->tx_nr_total), + atomic_read(&ar->tx_nr_pending)); + + ar5523_err(ar, "Will restart dongle.\n"); + ar5523_cmd_write(ar, WDCMSG_TARGET_RESET, NULL, 0, 0); + mutex_unlock(&ar->mutex); +} + +static void ar5523_flush_tx(struct ar5523 *ar) +{ + ar5523_tx_work_locked(ar); + + /* Don't waste time trying to flush if USB is disconnected */ + if (test_bit(AR5523_USB_DISCONNECTED, &ar->flags)) + return; + if (!wait_event_timeout(ar->tx_flush_waitq, + !atomic_read(&ar->tx_nr_pending), AR5523_FLUSH_TIMEOUT)) + ar5523_err(ar, "flush timeout (tot %d pend %d)\n", + atomic_read(&ar->tx_nr_total), + atomic_read(&ar->tx_nr_pending)); +} + +static void ar5523_free_tx_cmd(struct ar5523 *ar) +{ + struct ar5523_tx_cmd *cmd = &ar->tx_cmd; + + usb_free_coherent(ar->dev, AR5523_MAX_RXCMDSZ, cmd->buf_tx, + cmd->urb_tx->transfer_dma); + usb_free_urb(cmd->urb_tx); +} + +static int ar5523_alloc_tx_cmd(struct ar5523 *ar) +{ + struct ar5523_tx_cmd *cmd = &ar->tx_cmd; + + cmd->ar = ar; + init_completion(&cmd->done); + + cmd->urb_tx = usb_alloc_urb(0, GFP_KERNEL); + if (!cmd->urb_tx) { + ar5523_err(ar, "could not allocate urb\n"); + return -ENOMEM; + } + cmd->buf_tx = usb_alloc_coherent(ar->dev, AR5523_MAX_TXCMDSZ, + GFP_KERNEL, + &cmd->urb_tx->transfer_dma); + if (!cmd->buf_tx) { + usb_free_urb(cmd->urb_tx); + return -ENOMEM; + } + return 0; +} + +/* + * This function is called periodically (every second) when associated to + * query device statistics. + */ +static void ar5523_stat_work(struct work_struct *work) +{ + struct ar5523 *ar = container_of(work, struct ar5523, stat_work.work); + int error; + + ar5523_dbg(ar, "%s\n", __func__); + mutex_lock(&ar->mutex); + + /* + * Send request for statistics asynchronously once a second. This + * seems to be important. Throughput is a lot better if this is done. + */ + error = ar5523_cmd_write(ar, WDCMSG_TARGET_GET_STATS, NULL, 0, 0); + if (error) + ar5523_err(ar, "could not query stats, error %d\n", error); + mutex_unlock(&ar->mutex); + ieee80211_queue_delayed_work(ar->hw, &ar->stat_work, HZ); +} + +/* + * Interface routines to the mac80211 stack. + */ +static int ar5523_start(struct ieee80211_hw *hw) +{ + struct ar5523 *ar = hw->priv; + int error; + __be32 val; + + ar5523_dbg(ar, "start called\n"); + + mutex_lock(&ar->mutex); + val = cpu_to_be32(0); + ar5523_cmd_write(ar, WDCMSG_BIND, &val, sizeof(val), 0); + + /* set MAC address */ + ar5523_config_multi(ar, CFG_MAC_ADDR, &ar->hw->wiphy->perm_addr, + ETH_ALEN); + + /* XXX honor net80211 state */ + ar5523_config(ar, CFG_RATE_CONTROL_ENABLE, 0x00000001); + ar5523_config(ar, CFG_DIVERSITY_CTL, 0x00000001); + ar5523_config(ar, CFG_ABOLT, 0x0000003f); + ar5523_config(ar, CFG_WME_ENABLED, 0x00000000); + + ar5523_config(ar, CFG_SERVICE_TYPE, 1); + ar5523_config(ar, CFG_TP_SCALE, 0x00000000); + ar5523_config(ar, CFG_TPC_HALF_DBM5, 0x0000003c); + ar5523_config(ar, CFG_TPC_HALF_DBM2, 0x0000003c); + ar5523_config(ar, CFG_OVERRD_TX_POWER, 0x00000000); + ar5523_config(ar, CFG_GMODE_PROTECTION, 0x00000000); + ar5523_config(ar, CFG_GMODE_PROTECT_RATE_INDEX, 0x00000003); + ar5523_config(ar, CFG_PROTECTION_TYPE, 0x00000000); + ar5523_config(ar, CFG_MODE_CTS, 0x00000002); + + error = ar5523_cmd_read(ar, WDCMSG_TARGET_START, NULL, 0, + &val, sizeof(val), AR5523_CMD_FLAG_MAGIC); + if (error) { + ar5523_dbg(ar, "could not start target, error %d\n", error); + goto err; + } + ar5523_dbg(ar, "WDCMSG_TARGET_START returns handle: 0x%x\n", + be32_to_cpu(val)); + + ar5523_switch_chan(ar); + + val = cpu_to_be32(TARGET_DEVICE_AWAKE); + ar5523_cmd_write(ar, WDCMSG_SET_PWR_MODE, &val, sizeof(val), 0); + /* XXX? check */ + ar5523_cmd_write(ar, WDCMSG_RESET_KEY_CACHE, NULL, 0, 0); + + set_bit(AR5523_HW_UP, &ar->flags); + queue_work(ar->wq, &ar->rx_refill_work); + + /* enable Rx */ + ar5523_set_rxfilter(ar, 0, UATH_FILTER_OP_INIT); + ar5523_set_rxfilter(ar, + UATH_FILTER_RX_UCAST | UATH_FILTER_RX_MCAST | + UATH_FILTER_RX_BCAST | UATH_FILTER_RX_BEACON, + UATH_FILTER_OP_SET); + + ar5523_set_ledsteady(ar, UATH_LED_ACTIVITY, UATH_LED_ON); + ar5523_dbg(ar, "start OK\n"); + +err: + mutex_unlock(&ar->mutex); + return error; +} + +static void ar5523_stop(struct ieee80211_hw *hw) +{ + struct ar5523 *ar = hw->priv; + + ar5523_dbg(ar, "stop called\n"); + + cancel_delayed_work_sync(&ar->stat_work); + mutex_lock(&ar->mutex); + clear_bit(AR5523_HW_UP, &ar->flags); + + ar5523_set_ledsteady(ar, UATH_LED_LINK, UATH_LED_OFF); + ar5523_set_ledsteady(ar, UATH_LED_ACTIVITY, UATH_LED_OFF); + + ar5523_cmd_write(ar, WDCMSG_TARGET_STOP, NULL, 0, 0); + + del_timer_sync(&ar->tx_wd_timer); + cancel_work_sync(&ar->tx_wd_work); + cancel_work_sync(&ar->rx_refill_work); + ar5523_cancel_rx_bufs(ar); + mutex_unlock(&ar->mutex); +} + +static int ar5523_set_rts_threshold(struct ieee80211_hw *hw, u32 value) +{ + struct ar5523 *ar = hw->priv; + int ret; + + ar5523_dbg(ar, "set_rts_threshold called\n"); + mutex_lock(&ar->mutex); + + ret = ar5523_config(ar, CFG_USER_RTS_THRESHOLD, value); + + mutex_unlock(&ar->mutex); + return ret; +} + +static void ar5523_flush(struct ieee80211_hw *hw, bool drop) +{ + struct ar5523 *ar = hw->priv; + + ar5523_dbg(ar, "flush called\n"); + ar5523_flush_tx(ar); +} + +static int ar5523_add_interface(struct ieee80211_hw *hw, + struct ieee80211_vif *vif) +{ + struct ar5523 *ar = hw->priv; + + ar5523_dbg(ar, "add interface called\n"); + + if (ar->vif) { + ar5523_dbg(ar, "invalid add_interface\n"); + return -EOPNOTSUPP; + } + + switch (vif->type) { + case NL80211_IFTYPE_STATION: + ar->vif = vif; + break; + default: + return -EOPNOTSUPP; + } + return 0; +} + +static void ar5523_remove_interface(struct ieee80211_hw *hw, + struct ieee80211_vif *vif) +{ + struct ar5523 *ar = hw->priv; + + ar5523_dbg(ar, "remove interface called\n"); + ar->vif = NULL; +} + +static int ar5523_hwconfig(struct ieee80211_hw *hw, u32 changed) +{ + struct ar5523 *ar = hw->priv; + + ar5523_dbg(ar, "config called\n"); + mutex_lock(&ar->mutex); + if (changed & IEEE80211_CONF_CHANGE_CHANNEL) { + ar5523_dbg(ar, "Do channel switch\n"); + ar5523_flush_tx(ar); + ar5523_switch_chan(ar); + } + mutex_unlock(&ar->mutex); + return 0; +} + +static int ar5523_get_wlan_mode(struct ar5523 *ar, + struct ieee80211_bss_conf *bss_conf) +{ + struct ieee80211_supported_band *band; + int bit; + struct ieee80211_sta *sta; + u32 sta_rate_set; + + band = ar->hw->wiphy->bands[ar->hw->conf.channel->band]; + sta = ieee80211_find_sta(ar->vif, bss_conf->bssid); + if (!sta) { + ar5523_info(ar, "STA not found!\n"); + return WLAN_MODE_11b; + } + sta_rate_set = sta->supp_rates[ar->hw->conf.channel->band]; + + for (bit = 0; bit < band->n_bitrates; bit++) { + if (sta_rate_set & 1) { + int rate = band->bitrates[bit].bitrate; + switch (rate) { + case 60: + case 90: + case 120: + case 180: + case 240: + case 360: + case 480: + case 540: + return WLAN_MODE_11g; + } + } + sta_rate_set >>= 1; + } + return WLAN_MODE_11b; +} + +static void ar5523_create_rateset(struct ar5523 *ar, + struct ieee80211_bss_conf *bss_conf, + struct ar5523_cmd_rateset *rs, + bool basic) +{ + struct ieee80211_supported_band *band; + struct ieee80211_sta *sta; + int bit, i = 0; + u32 sta_rate_set, basic_rate_set; + + sta = ieee80211_find_sta(ar->vif, bss_conf->bssid); + basic_rate_set = bss_conf->basic_rates; + if (!sta) { + ar5523_info(ar, "STA not found. Cannot set rates\n"); + sta_rate_set = bss_conf->basic_rates; + } + sta_rate_set = sta->supp_rates[ar->hw->conf.channel->band]; + + ar5523_dbg(ar, "sta rate_set = %08x\n", sta_rate_set); + + band = ar->hw->wiphy->bands[ar->hw->conf.channel->band]; + for (bit = 0; bit < band->n_bitrates; bit++) { + BUG_ON(i >= AR5523_MAX_NRATES); + ar5523_dbg(ar, "Considering rate %d : %d\n", + band->bitrates[bit].hw_value, sta_rate_set & 1); + if (sta_rate_set & 1) { + rs->set[i] = band->bitrates[bit].hw_value; + if (basic_rate_set & 1 && basic) + rs->set[i] |= 0x80; + i++; + } + sta_rate_set >>= 1; + basic_rate_set >>= 1; + } + + rs->length = i; +} + +static int ar5523_set_basic_rates(struct ar5523 *ar, + struct ieee80211_bss_conf *bss) +{ + struct ar5523_cmd_rates rates; + + memset(&rates, 0, sizeof(rates)); + rates.connid = cpu_to_be32(2); /* XXX */ + rates.size = cpu_to_be32(sizeof(struct ar5523_cmd_rateset)); + ar5523_create_rateset(ar, bss, &rates.rateset, true); + + return ar5523_cmd_write(ar, WDCMSG_SET_BASIC_RATE, &rates, + sizeof(rates), 0); +} + +static int ar5523_create_connection(struct ar5523 *ar, + struct ieee80211_vif *vif, + struct ieee80211_bss_conf *bss) +{ + struct ar5523_cmd_create_connection create; + int wlan_mode; + + memset(&create, 0, sizeof(create)); + create.connid = cpu_to_be32(2); + create.bssid = cpu_to_be32(0); + /* XXX packed or not? */ + create.size = cpu_to_be32(sizeof(struct ar5523_cmd_rateset)); + + ar5523_create_rateset(ar, bss, &create.connattr.rateset, false); + + wlan_mode = ar5523_get_wlan_mode(ar, bss); + create.connattr.wlanmode = cpu_to_be32(wlan_mode); + + return ar5523_cmd_write(ar, WDCMSG_CREATE_CONNECTION, &create, + sizeof(create), 0); +} + +static int ar5523_write_associd(struct ar5523 *ar, + struct ieee80211_bss_conf *bss) +{ + struct ar5523_cmd_set_associd associd; + + memset(&associd, 0, sizeof(associd)); + associd.defaultrateix = cpu_to_be32(0); /* XXX */ + associd.associd = cpu_to_be32(bss->aid); + associd.timoffset = cpu_to_be32(0x3b); /* XXX */ + memcpy(associd.bssid, bss->bssid, ETH_ALEN); + return ar5523_cmd_write(ar, WDCMSG_WRITE_ASSOCID, &associd, + sizeof(associd), 0); +} + +static void ar5523_bss_info_changed(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + struct ieee80211_bss_conf *bss, + u32 changed) +{ + struct ar5523 *ar = hw->priv; + int error; + + ar5523_dbg(ar, "bss_info_changed called\n"); + mutex_lock(&ar->mutex); + + if (!(changed & BSS_CHANGED_ASSOC)) + goto out_unlock; + + if (bss->assoc) { + error = ar5523_create_connection(ar, vif, bss); + if (error) { + ar5523_err(ar, "could not create connection\n"); + goto out_unlock; + } + + error = ar5523_set_basic_rates(ar, bss); + if (error) { + ar5523_err(ar, "could not set negotiated rate set\n"); + goto out_unlock; + } + + error = ar5523_write_associd(ar, bss); + if (error) { + ar5523_err(ar, "could not set association\n"); + goto out_unlock; + } + + /* turn link LED on */ + ar5523_set_ledsteady(ar, UATH_LED_LINK, UATH_LED_ON); + set_bit(AR5523_CONNECTED, &ar->flags); + ieee80211_queue_delayed_work(hw, &ar->stat_work, HZ); + + } else { + cancel_delayed_work(&ar->stat_work); + clear_bit(AR5523_CONNECTED, &ar->flags); + ar5523_set_ledsteady(ar, UATH_LED_LINK, UATH_LED_OFF); + } + +out_unlock: + mutex_unlock(&ar->mutex); + +} + +#define AR5523_SUPPORTED_FILTERS (FIF_PROMISC_IN_BSS | \ + FIF_ALLMULTI | \ + FIF_FCSFAIL | \ + FIF_OTHER_BSS) + +static void ar5523_configure_filter(struct ieee80211_hw *hw, + unsigned int changed_flags, + unsigned int *total_flags, + u64 multicast) +{ + struct ar5523 *ar = hw->priv; + u32 filter = 0; + + ar5523_dbg(ar, "configure_filter called\n"); + mutex_lock(&ar->mutex); + ar5523_flush_tx(ar); + + *total_flags &= AR5523_SUPPORTED_FILTERS; + + /* The filters seems strange. UATH_FILTER_RX_BCAST and + * UATH_FILTER_RX_MCAST does not result in those frames being RXed. + * The only way I have found to get [mb]cast frames seems to be + * to set UATH_FILTER_RX_PROM. */ + filter |= UATH_FILTER_RX_UCAST | UATH_FILTER_RX_MCAST | + UATH_FILTER_RX_BCAST | UATH_FILTER_RX_BEACON | + UATH_FILTER_RX_PROM; + + ar5523_set_rxfilter(ar, 0, UATH_FILTER_OP_INIT); + ar5523_set_rxfilter(ar, filter, UATH_FILTER_OP_SET); + + mutex_unlock(&ar->mutex); +} + +static const struct ieee80211_ops ar5523_ops = { + .start = ar5523_start, + .stop = ar5523_stop, + .tx = ar5523_tx, + .set_rts_threshold = ar5523_set_rts_threshold, + .add_interface = ar5523_add_interface, + .remove_interface = ar5523_remove_interface, + .config = ar5523_hwconfig, + .bss_info_changed = ar5523_bss_info_changed, + .configure_filter = ar5523_configure_filter, + .flush = ar5523_flush, +}; + +static int ar5523_host_available(struct ar5523 *ar) +{ + struct ar5523_cmd_host_available setup; + + /* inform target the host is available */ + setup.sw_ver_major = cpu_to_be32(ATH_SW_VER_MAJOR); + setup.sw_ver_minor = cpu_to_be32(ATH_SW_VER_MINOR); + setup.sw_ver_patch = cpu_to_be32(ATH_SW_VER_PATCH); + setup.sw_ver_build = cpu_to_be32(ATH_SW_VER_BUILD); + return ar5523_cmd_read(ar, WDCMSG_HOST_AVAILABLE, + &setup, sizeof(setup), NULL, 0, 0); +} + +static int ar5523_get_devstatus(struct ar5523 *ar) +{ + u8 macaddr[ETH_ALEN]; + int error; + + /* retrieve MAC address */ + error = ar5523_get_status(ar, ST_MAC_ADDR, macaddr, ETH_ALEN); + if (error) { + ar5523_err(ar, "could not read MAC address\n"); + return error; + } + + SET_IEEE80211_PERM_ADDR(ar->hw, macaddr); + + error = ar5523_get_status(ar, ST_SERIAL_NUMBER, + &ar->serial[0], sizeof(ar->serial)); + if (error) { + ar5523_err(ar, "could not read device serial number\n"); + return error; + } + return 0; +} + +#define AR5523_SANE_RXBUFSZ 2000 + +static int ar5523_get_max_rxsz(struct ar5523 *ar) +{ + int error; + __be32 rxsize; + + /* Get max rx size */ + error = ar5523_get_status(ar, ST_WDC_TRANSPORT_CHUNK_SIZE, &rxsize, + sizeof(rxsize)); + if (error != 0) { + ar5523_err(ar, "could not read max RX size\n"); + return error; + } + + ar->rxbufsz = be32_to_cpu(rxsize); + + if (!ar->rxbufsz || ar->rxbufsz > AR5523_SANE_RXBUFSZ) { + ar5523_err(ar, "Bad rxbufsz from device. Using %d instead\n", + AR5523_SANE_RXBUFSZ); + ar->rxbufsz = AR5523_SANE_RXBUFSZ; + } + + ar5523_dbg(ar, "Max RX buf size: %d\n", ar->rxbufsz); + return 0; +} + +/* + * This is copied from rtl818x, but we should probably move this + * to common code as in OpenBSD. + */ +static const struct ieee80211_rate ar5523_rates[] = { + { .bitrate = 10, .hw_value = 2, }, + { .bitrate = 20, .hw_value = 4 }, + { .bitrate = 55, .hw_value = 11, }, + { .bitrate = 110, .hw_value = 22, }, + { .bitrate = 60, .hw_value = 12, }, + { .bitrate = 90, .hw_value = 18, }, + { .bitrate = 120, .hw_value = 24, }, + { .bitrate = 180, .hw_value = 36, }, + { .bitrate = 240, .hw_value = 48, }, + { .bitrate = 360, .hw_value = 72, }, + { .bitrate = 480, .hw_value = 96, }, + { .bitrate = 540, .hw_value = 108, }, +}; + +static const struct ieee80211_channel ar5523_channels[] = { + { .center_freq = 2412 }, + { .center_freq = 2417 }, + { .center_freq = 2422 }, + { .center_freq = 2427 }, + { .center_freq = 2432 }, + { .center_freq = 2437 }, + { .center_freq = 2442 }, + { .center_freq = 2447 }, + { .center_freq = 2452 }, + { .center_freq = 2457 }, + { .center_freq = 2462 }, + { .center_freq = 2467 }, + { .center_freq = 2472 }, + { .center_freq = 2484 }, +}; + +static int ar5523_init_modes(struct ar5523 *ar) +{ + BUILD_BUG_ON(sizeof(ar->channels) != sizeof(ar5523_channels)); + BUILD_BUG_ON(sizeof(ar->rates) != sizeof(ar5523_rates)); + + memcpy(ar->channels, ar5523_channels, sizeof(ar5523_channels)); + memcpy(ar->rates, ar5523_rates, sizeof(ar5523_rates)); + + ar->band.band = IEEE80211_BAND_2GHZ; + ar->band.channels = ar->channels; + ar->band.n_channels = ARRAY_SIZE(ar5523_channels); + ar->band.bitrates = ar->rates; + ar->band.n_bitrates = ARRAY_SIZE(ar5523_rates); + ar->hw->wiphy->bands[IEEE80211_BAND_2GHZ] = &ar->band; + return 0; +} + +/* + * Load the MIPS R4000 microcode into the device. Once the image is loaded, + * the device will detach itself from the bus and reattach later with a new + * product Id (a la ezusb). + */ +static int ar5523_load_firmware(struct usb_device *dev) +{ + struct ar5523_fwblock *txblock, *rxblock; + const struct firmware *fw; + void *fwbuf; + int len, offset; + int foolen; /* XXX(hch): handle short transfers */ + int error = -ENXIO; + + if (request_firmware(&fw, AR5523_FIRMWARE_FILE, &dev->dev)) { + dev_err(&dev->dev, "no firmware found: %s\n", + AR5523_FIRMWARE_FILE); + return -ENOENT; + } + + txblock = kmalloc(sizeof(*txblock), GFP_KERNEL); + if (!txblock) + goto out; + + rxblock = kmalloc(sizeof(*rxblock), GFP_KERNEL); + if (!rxblock) + goto out_free_txblock; + + fwbuf = kmalloc(AR5523_MAX_FWBLOCK_SIZE, GFP_KERNEL); + if (!fwbuf) + goto out_free_rxblock; + + memset(txblock, 0, sizeof(struct ar5523_fwblock)); + txblock->flags = cpu_to_be32(AR5523_WRITE_BLOCK); + txblock->total = cpu_to_be32(fw->size); + + offset = 0; + len = fw->size; + while (len > 0) { + int mlen = min(len, AR5523_MAX_FWBLOCK_SIZE); + + txblock->remain = cpu_to_be32(len - mlen); + txblock->len = cpu_to_be32(mlen); + + /* send firmware block meta-data */ + error = usb_bulk_msg(dev, ar5523_cmd_tx_pipe(dev), + txblock, sizeof(*txblock), &foolen, + AR5523_CMD_TIMEOUT); + if (error) { + dev_err(&dev->dev, + "could not send firmware block info\n"); + goto out_free_fwbuf; + } + + /* send firmware block data */ + memcpy(fwbuf, fw->data + offset, mlen); + error = usb_bulk_msg(dev, ar5523_data_tx_pipe(dev), + fwbuf, mlen, &foolen, + AR5523_DATA_TIMEOUT); + if (error) { + dev_err(&dev->dev, + "could not send firmware block data\n"); + goto out_free_fwbuf; + } + + /* wait for ack from firmware */ + error = usb_bulk_msg(dev, ar5523_cmd_rx_pipe(dev), + rxblock, sizeof(*rxblock), &foolen, + AR5523_CMD_TIMEOUT); + if (error) { + dev_err(&dev->dev, + "could not read firmware answer\n"); + goto out_free_fwbuf; + } + + len -= mlen; + offset += mlen; + } + + /* + * Set the error to -ENXIO to make sure we continue probing for + * a driver. + */ + error = -ENXIO; + + out_free_fwbuf: + kfree(fwbuf); + out_free_rxblock: + kfree(rxblock); + out_free_txblock: + kfree(txblock); + out: + release_firmware(fw); + return error; +} + +static int ar5523_probe(struct usb_interface *intf, + const struct usb_device_id *id) +{ + struct usb_device *dev = interface_to_usbdev(intf); + struct ieee80211_hw *hw; + struct ar5523 *ar; + int error = -ENOMEM; + + /* + * Load firmware if the device requires it. This will return + * -ENXIO on success and we'll get called back afer the usb + * id changes to indicate that the firmware is present. + */ + if (id->driver_info & AR5523_FLAG_PRE_FIRMWARE) + return ar5523_load_firmware(dev); + + + hw = ieee80211_alloc_hw(sizeof(*ar), &ar5523_ops); + if (!hw) + goto out; + SET_IEEE80211_DEV(hw, &intf->dev); + + ar = hw->priv; + ar->hw = hw; + ar->dev = dev; + mutex_init(&ar->mutex); + + INIT_DELAYED_WORK(&ar->stat_work, ar5523_stat_work); + init_timer(&ar->tx_wd_timer); + setup_timer(&ar->tx_wd_timer, ar5523_tx_wd_timer, (unsigned long) ar); + INIT_WORK(&ar->tx_wd_work, ar5523_tx_wd_work); + INIT_WORK(&ar->tx_work, ar5523_tx_work); + INIT_LIST_HEAD(&ar->tx_queue_pending); + INIT_LIST_HEAD(&ar->tx_queue_submitted); + spin_lock_init(&ar->tx_data_list_lock); + atomic_set(&ar->tx_nr_total, 0); + atomic_set(&ar->tx_nr_pending, 0); + init_waitqueue_head(&ar->tx_flush_waitq); + + atomic_set(&ar->rx_data_free_cnt, 0); + INIT_WORK(&ar->rx_refill_work, ar5523_rx_refill_work); + INIT_LIST_HEAD(&ar->rx_data_free); + INIT_LIST_HEAD(&ar->rx_data_used); + spin_lock_init(&ar->rx_data_list_lock); + + ar->wq = create_singlethread_workqueue("ar5523"); + if (!ar->wq) { + ar5523_err(ar, "Could not create wq\n"); + goto out_free_ar; + } + + error = ar5523_alloc_rx_bufs(ar); + if (error) { + ar5523_err(ar, "Could not allocate rx buffers\n"); + goto out_free_wq; + } + + error = ar5523_alloc_rx_cmd(ar); + if (error) { + ar5523_err(ar, "Could not allocate rx command buffers\n"); + goto out_free_rx_bufs; + } + + error = ar5523_alloc_tx_cmd(ar); + if (error) { + ar5523_err(ar, "Could not allocate tx command buffers\n"); + goto out_free_rx_cmd; + } + + error = ar5523_submit_rx_cmd(ar); + if (error) { + ar5523_err(ar, "Failed to submit rx cmd\n"); + goto out_free_tx_cmd; + } + + /* + * We're now ready to send/receive firmware commands. + */ + error = ar5523_host_available(ar); + if (error) { + ar5523_err(ar, "could not initialize adapter\n"); + goto out_cancel_rx_cmd; + } + + error = ar5523_get_max_rxsz(ar); + if (error) { + ar5523_err(ar, "could not get caps from adapter\n"); + goto out_cancel_rx_cmd; + } + + error = ar5523_get_devcap(ar); + if (error) { + ar5523_err(ar, "could not get caps from adapter\n"); + goto out_cancel_rx_cmd; + } + + error = ar5523_get_devstatus(ar); + if (error != 0) { + ar5523_err(ar, "could not get device status\n"); + goto out_cancel_rx_cmd; + } + + ar5523_info(ar, "MAC/BBP AR5523, RF AR%c112\n", + (id->driver_info & AR5523_FLAG_ABG) ? '5' : '2'); + + ar->vif = NULL; + hw->flags = IEEE80211_HW_RX_INCLUDES_FCS | + IEEE80211_HW_SIGNAL_DBM | + IEEE80211_HW_HAS_RATE_CONTROL; + hw->extra_tx_headroom = sizeof(struct ar5523_tx_desc) + + sizeof(struct ar5523_chunk); + hw->wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION); + hw->queues = 1; + + error = ar5523_init_modes(ar); + if (error) + goto out_cancel_rx_cmd; + + usb_set_intfdata(intf, hw); + + error = ieee80211_register_hw(hw); + if (error) { + ar5523_err(ar, "could not register device\n"); + goto out_cancel_rx_cmd; + } + + ar5523_info(ar, "Found and initialized AR5523 device\n"); + return 0; + +out_cancel_rx_cmd: + ar5523_cancel_rx_cmd(ar); +out_free_tx_cmd: + ar5523_free_tx_cmd(ar); +out_free_rx_cmd: + ar5523_free_rx_cmd(ar); +out_free_rx_bufs: + ar5523_free_rx_bufs(ar); +out_free_wq: + destroy_workqueue(ar->wq); +out_free_ar: + ieee80211_free_hw(hw); +out: + return error; +} + +static void ar5523_disconnect(struct usb_interface *intf) +{ + struct ieee80211_hw *hw = usb_get_intfdata(intf); + struct ar5523 *ar = hw->priv; + + ar5523_dbg(ar, "detaching\n"); + set_bit(AR5523_USB_DISCONNECTED, &ar->flags); + + ieee80211_unregister_hw(hw); + + ar5523_cancel_rx_cmd(ar); + ar5523_free_tx_cmd(ar); + ar5523_free_rx_cmd(ar); + ar5523_free_rx_bufs(ar); + + destroy_workqueue(ar->wq); + + ieee80211_free_hw(hw); + usb_set_intfdata(intf, NULL); +} + +#define AR5523_DEVICE_UG(vendor, device) \ + { USB_DEVICE((vendor), (device)) }, \ + { USB_DEVICE((vendor), (device) + 1), \ + .driver_info = AR5523_FLAG_PRE_FIRMWARE } +#define AR5523_DEVICE_UX(vendor, device) \ + { USB_DEVICE((vendor), (device)), \ + .driver_info = AR5523_FLAG_ABG }, \ + { USB_DEVICE((vendor), (device) + 1), \ + .driver_info = AR5523_FLAG_ABG|AR5523_FLAG_PRE_FIRMWARE } + +static struct usb_device_id ar5523_id_table[] = { + AR5523_DEVICE_UG(0x168c, 0x0001), /* Atheros / AR5523 */ + AR5523_DEVICE_UG(0x0cf3, 0x0001), /* Atheros2 / AR5523_1 */ + AR5523_DEVICE_UG(0x0cf3, 0x0003), /* Atheros2 / AR5523_2 */ + AR5523_DEVICE_UX(0x0cf3, 0x0005), /* Atheros2 / AR5523_3 */ + AR5523_DEVICE_UG(0x0d8e, 0x7801), /* Conceptronic / AR5523_1 */ + AR5523_DEVICE_UX(0x0d8e, 0x7811), /* Conceptronic / AR5523_2 */ + AR5523_DEVICE_UX(0x2001, 0x3a00), /* Dlink / DWLAG132 */ + AR5523_DEVICE_UG(0x2001, 0x3a02), /* Dlink / DWLG132 */ + AR5523_DEVICE_UX(0x2001, 0x3a04), /* Dlink / DWLAG122 */ + AR5523_DEVICE_UG(0x1690, 0x0712), /* Gigaset / AR5523 */ + AR5523_DEVICE_UG(0x1690, 0x0710), /* Gigaset / SMCWUSBTG */ + AR5523_DEVICE_UG(0x129b, 0x160c), /* Gigaset / USB stick 108 + (CyberTAN Technology) */ + AR5523_DEVICE_UG(0x16ab, 0x7801), /* Globalsun / AR5523_1 */ + AR5523_DEVICE_UX(0x16ab, 0x7811), /* Globalsun / AR5523_2 */ + AR5523_DEVICE_UG(0x0d8e, 0x7802), /* Globalsun / AR5523_3 */ + AR5523_DEVICE_UX(0x0846, 0x4300), /* Netgear / WG111U */ + AR5523_DEVICE_UG(0x0846, 0x4250), /* Netgear / WG111T */ + AR5523_DEVICE_UG(0x0846, 0x5f00), /* Netgear / WPN111 */ + AR5523_DEVICE_UG(0x157e, 0x3006), /* Umedia / AR5523_1 */ + AR5523_DEVICE_UX(0x157e, 0x3205), /* Umedia / AR5523_2 */ + AR5523_DEVICE_UG(0x157e, 0x3006), /* Umedia / TEW444UBEU */ + AR5523_DEVICE_UG(0x1435, 0x0826), /* Wistronneweb / AR5523_1 */ + AR5523_DEVICE_UX(0x1435, 0x0828), /* Wistronneweb / AR5523_2 */ + AR5523_DEVICE_UG(0x0cde, 0x0012), /* Zcom / AR5523 */ + AR5523_DEVICE_UG(0x1385, 0x4250), /* Netgear3 / WG111T (2) */ + AR5523_DEVICE_UG(0x1385, 0x5f00), /* Netgear / WPN111 */ + AR5523_DEVICE_UG(0x1385, 0x5f02), /* Netgear / WPN111 */ + { } +}; +MODULE_DEVICE_TABLE(usb, ar5523_id_table); + +static struct usb_driver ar5523_driver = { + .name = "ar5523", + .id_table = ar5523_id_table, + .probe = ar5523_probe, + .disconnect = ar5523_disconnect, +}; + +static int __init ar5523_init(void) +{ + return usb_register(&ar5523_driver); +} + +static void __exit ar5523_exit(void) +{ + usb_deregister(&ar5523_driver); +} + +MODULE_LICENSE("Dual BSD/GPL"); +MODULE_FIRMWARE(AR5523_FIRMWARE_FILE); + +module_init(ar5523_init); +module_exit(ar5523_exit); diff --git a/drivers/net/wireless/ath/ar5523/ar5523.h b/drivers/net/wireless/ath/ar5523/ar5523.h new file mode 100644 index 0000000..6086ba3 --- /dev/null +++ b/drivers/net/wireless/ath/ar5523/ar5523.h @@ -0,0 +1,152 @@ +/* + * Copyright (c) 2006 Damien Bergamini + * Copyright (c) 2006 Sam Leffler, Errno Consulting + * Copyright (c) 2007 Christoph Hellwig + * Copyright (c) 2008-2009 Weongyo Jeong + * Copyright (c) 2012 Pontus Fuchs + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#define AR5523_FLAG_PRE_FIRMWARE (1 << 0) +#define AR5523_FLAG_ABG (1 << 1) + +#define AR5523_FIRMWARE_FILE "ar5523.bin" + +#define AR5523_CMD_TX_PIPE 0x01 +#define AR5523_DATA_TX_PIPE 0x02 +#define AR5523_CMD_RX_PIPE 0x81 +#define AR5523_DATA_RX_PIPE 0x82 + +#define ar5523_cmd_tx_pipe(dev) \ + usb_sndbulkpipe((dev), AR5523_CMD_TX_PIPE) +#define ar5523_data_tx_pipe(dev) \ + usb_sndbulkpipe((dev), AR5523_DATA_TX_PIPE) +#define ar5523_cmd_rx_pipe(dev) \ + usb_rcvbulkpipe((dev), AR5523_CMD_RX_PIPE) +#define ar5523_data_rx_pipe(dev) \ + usb_rcvbulkpipe((dev), AR5523_DATA_RX_PIPE) + +#define AR5523_DATA_TIMEOUT 10000 +#define AR5523_CMD_TIMEOUT 1000 + +#define AR5523_TX_DATA_COUNT 8 +#define AR5523_TX_DATA_RESTART_COUNT 2 +#define AR5523_RX_DATA_COUNT 16 +#define AR5523_RX_DATA_REFILL_COUNT 8 + +#define AR5523_CMD_ID 1 +#define AR5523_DATA_ID 2 + +#define AR5523_TX_WD_TIMEOUT (HZ * 2) +#define AR5523_FLUSH_TIMEOUT (HZ * 3) + +enum AR5523_flags { + AR5523_HW_UP, + AR5523_USB_DISCONNECTED, + AR5523_CONNECTED +}; + +struct ar5523_tx_cmd { + struct ar5523 *ar; + struct urb *urb_tx; + void *buf_tx; + void *odata; + int olen; + int flags; + int res; + struct completion done; +}; + +/* This struct is placed in tx_info->driver_data. It must not be larger + * than IEEE80211_TX_INFO_DRIVER_DATA_SIZE. + */ +struct ar5523_tx_data { + struct list_head list; + struct ar5523 *ar; + struct sk_buff *skb; + struct urb *urb; +}; + +struct ar5523_rx_data { + struct list_head list; + struct ar5523 *ar; + struct urb *urb; + struct sk_buff *skb; +}; + +struct ar5523 { + struct usb_device *dev; + struct ieee80211_hw *hw; + + unsigned long flags; + struct mutex mutex; + struct workqueue_struct *wq; + + struct ar5523_tx_cmd tx_cmd; + + struct delayed_work stat_work; + + struct timer_list tx_wd_timer; + struct work_struct tx_wd_work; + struct work_struct tx_work; + struct list_head tx_queue_pending; + struct list_head tx_queue_submitted; + spinlock_t tx_data_list_lock; + wait_queue_head_t tx_flush_waitq; + + /* Queued + Submitted TX frames */ + atomic_t tx_nr_total; + + /* Submitted TX frames */ + atomic_t tx_nr_pending; + + void *rx_cmd_buf; + struct urb *rx_cmd_urb; + + struct ar5523_rx_data rx_data[AR5523_RX_DATA_COUNT]; + spinlock_t rx_data_list_lock; + struct list_head rx_data_free; + struct list_head rx_data_used; + atomic_t rx_data_free_cnt; + + struct work_struct rx_refill_work; + + int rxbufsz; + u8 serial[16]; + + struct ieee80211_channel channels[14]; + struct ieee80211_rate rates[12]; + struct ieee80211_supported_band band; + struct ieee80211_vif *vif; +}; + +/* flags for sending firmware commands */ +#define AR5523_CMD_FLAG_READ (1 << 1) +#define AR5523_CMD_FLAG_MAGIC (1 << 2) + +#define ar5523_dbg(ar, format, arg...) \ + dev_dbg(&(ar)->dev->dev, format, ## arg) + +/* On USB hot-unplug there can be a lot of URBs in flight and they'll all + * fail. Instead of dealing with them in every possible place just surpress + * any messages on USB disconnect. + */ +#define ar5523_err(ar, format, arg...) \ +do { \ + if (!test_bit(AR5523_USB_DISCONNECTED, &ar->flags)) { \ + dev_err(&(ar)->dev->dev, format, ## arg); \ + } \ +} while (0) +#define ar5523_info(ar, format, arg...) \ + dev_info(&(ar)->dev->dev, format, ## arg) diff --git a/drivers/net/wireless/ath/ar5523/ar5523_hw.h b/drivers/net/wireless/ath/ar5523/ar5523_hw.h new file mode 100644 index 0000000..a0e8bf4 --- /dev/null +++ b/drivers/net/wireless/ath/ar5523/ar5523_hw.h @@ -0,0 +1,431 @@ +/* + * Copyright (c) 2006 Damien Bergamini + * Copyright (c) 2006 Sam Leffler, Errno Consulting + * Copyright (c) 2007 Christoph Hellwig + * Copyright (c) 2008-2009 Weongyo Jeong + * Copyright (c) 2012 Pontus Fuchs + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +/* all fields are big endian */ +struct ar5523_fwblock { + __be32 flags; +#define AR5523_WRITE_BLOCK (1 << 4) + + __be32 len; +#define AR5523_MAX_FWBLOCK_SIZE 2048 + + __be32 total; + __be32 remain; + __be32 rxtotal; + __be32 pad[123]; +} __packed; + +#define AR5523_MAX_RXCMDSZ 1024 +#define AR5523_MAX_TXCMDSZ 1024 + +struct ar5523_cmd_hdr { + __be32 len; + __be32 code; +/* NB: these are defined for rev 1.5 firmware; rev 1.6 is different */ +/* messages from Host -> Target */ +#define WDCMSG_HOST_AVAILABLE 0x01 +#define WDCMSG_BIND 0x02 +#define WDCMSG_TARGET_RESET 0x03 +#define WDCMSG_TARGET_GET_CAPABILITY 0x04 +#define WDCMSG_TARGET_SET_CONFIG 0x05 +#define WDCMSG_TARGET_GET_STATUS 0x06 +#define WDCMSG_TARGET_GET_STATS 0x07 +#define WDCMSG_TARGET_START 0x08 +#define WDCMSG_TARGET_STOP 0x09 +#define WDCMSG_TARGET_ENABLE 0x0a +#define WDCMSG_TARGET_DISABLE 0x0b +#define WDCMSG_CREATE_CONNECTION 0x0c +#define WDCMSG_UPDATE_CONNECT_ATTR 0x0d +#define WDCMSG_DELETE_CONNECT 0x0e +#define WDCMSG_SEND 0x0f +#define WDCMSG_FLUSH 0x10 +/* messages from Target -> Host */ +#define WDCMSG_STATS_UPDATE 0x11 +#define WDCMSG_BMISS 0x12 +#define WDCMSG_DEVICE_AVAIL 0x13 +#define WDCMSG_SEND_COMPLETE 0x14 +#define WDCMSG_DATA_AVAIL 0x15 +#define WDCMSG_SET_PWR_MODE 0x16 +#define WDCMSG_BMISS_ACK 0x17 +#define WDCMSG_SET_LED_STEADY 0x18 +#define WDCMSG_SET_LED_BLINK 0x19 +/* more messages */ +#define WDCMSG_SETUP_BEACON_DESC 0x1a +#define WDCMSG_BEACON_INIT 0x1b +#define WDCMSG_RESET_KEY_CACHE 0x1c +#define WDCMSG_RESET_KEY_CACHE_ENTRY 0x1d +#define WDCMSG_SET_KEY_CACHE_ENTRY 0x1e +#define WDCMSG_SET_DECOMP_MASK 0x1f +#define WDCMSG_SET_REGULATORY_DOMAIN 0x20 +#define WDCMSG_SET_LED_STATE 0x21 +#define WDCMSG_WRITE_ASSOCID 0x22 +#define WDCMSG_SET_STA_BEACON_TIMERS 0x23 +#define WDCMSG_GET_TSF 0x24 +#define WDCMSG_RESET_TSF 0x25 +#define WDCMSG_SET_ADHOC_MODE 0x26 +#define WDCMSG_SET_BASIC_RATE 0x27 +#define WDCMSG_MIB_CONTROL 0x28 +#define WDCMSG_GET_CHANNEL_DATA 0x29 +#define WDCMSG_GET_CUR_RSSI 0x2a +#define WDCMSG_SET_ANTENNA_SWITCH 0x2b +#define WDCMSG_USE_SHORT_SLOT_TIME 0x2f +#define WDCMSG_SET_POWER_MODE 0x30 +#define WDCMSG_SETUP_PSPOLL_DESC 0x31 +#define WDCMSG_SET_RX_MULTICAST_FILTER 0x32 +#define WDCMSG_RX_FILTER 0x33 +#define WDCMSG_PER_CALIBRATION 0x34 +#define WDCMSG_RESET 0x35 +#define WDCMSG_DISABLE 0x36 +#define WDCMSG_PHY_DISABLE 0x37 +#define WDCMSG_SET_TX_POWER_LIMIT 0x38 +#define WDCMSG_SET_TX_QUEUE_PARAMS 0x39 +#define WDCMSG_SETUP_TX_QUEUE 0x3a +#define WDCMSG_RELEASE_TX_QUEUE 0x3b +#define WDCMSG_SET_DEFAULT_KEY 0x43 + + __u32 priv; /* driver private data, + don't care about endianess */ + __be32 magic; + __be32 reserved2[4]; +}; + +struct ar5523_cmd_host_available { + __be32 sw_ver_major; + __be32 sw_ver_minor; + __be32 sw_ver_patch; + __be32 sw_ver_build; +} __packed; + +#define ATH_SW_VER_MAJOR 1 +#define ATH_SW_VER_MINOR 5 +#define ATH_SW_VER_PATCH 0 +#define ATH_SW_VER_BUILD 9999 + +struct ar5523_chunk { + u8 seqnum; /* sequence number for ordering */ + u8 flags; +#define UATH_CFLAGS_FINAL 0x01 /* final chunk of a msg */ +#define UATH_CFLAGS_RXMSG 0x02 /* chunk contains rx completion */ +#define UATH_CFLAGS_DEBUG 0x04 /* for debugging */ + __be16 length; /* chunk size in bytes */ + /* chunk data follows */ +} __packed; + +/* + * Message format for a WDCMSG_DATA_AVAIL message from Target to Host. + */ +struct ar5523_rx_desc { + __be32 len; /* msg length including header */ + __be32 code; /* WDCMSG_DATA_AVAIL */ + __be32 gennum; /* generation number */ + __be32 status; /* start of RECEIVE_INFO */ +#define UATH_STATUS_OK 0 +#define UATH_STATUS_STOP_IN_PROGRESS 1 +#define UATH_STATUS_CRC_ERR 2 +#define UATH_STATUS_PHY_ERR 3 +#define UATH_STATUS_DECRYPT_CRC_ERR 4 +#define UATH_STATUS_DECRYPT_MIC_ERR 5 +#define UATH_STATUS_DECOMP_ERR 6 +#define UATH_STATUS_KEY_ERR 7 +#define UATH_STATUS_ERR 8 + __be32 tstamp_low; /* low-order 32-bits of rx timestamp */ + __be32 tstamp_high; /* high-order 32-bits of rx timestamp */ + __be32 framelen; /* frame length */ + __be32 rate; /* rx rate code */ + __be32 antenna; + __be32 rssi; + __be32 channel; + __be32 phyerror; + __be32 connix; /* key table ix for bss traffic */ + __be32 decrypterror; + __be32 keycachemiss; + __be32 pad; /* XXX? */ +} __packed; + +struct ar5523_tx_desc { + __be32 msglen; + __be32 msgid; /* msg id (supplied by host) */ + __be32 type; /* opcode: WDMSG_SEND or WDCMSG_FLUSH */ + __be32 txqid; /* tx queue id and flags */ +#define UATH_TXQID_MASK 0x0f +#define UATH_TXQID_MINRATE 0x10 /* use min tx rate */ +#define UATH_TXQID_FF 0x20 /* content is fast frame */ + __be32 connid; /* tx connection id */ +#define UATH_ID_INVALID 0xffffffff /* for sending prior to connection */ + __be32 flags; /* non-zero if response desired */ +#define UATH_TX_NOTIFY (1 << 24) /* f/w will send a UATH_NOTIF_TX */ + __be32 buflen; /* payload length */ +} __packed; + + +#define AR5523_ID_BSS 2 +#define AR5523_ID_BROADCAST 0xffffffff + +/* structure for command UATH_CMD_WRITE_MAC */ +struct ar5523_write_mac { + __be32 reg; + __be32 len; + u8 data[32]; +} __packed; + +struct ar5523_cmd_rateset { + __u8 length; +#define AR5523_MAX_NRATES 32 + __u8 set[AR5523_MAX_NRATES]; +}; + +struct ar5523_cmd_set_associd { /* AR5523_WRITE_ASSOCID */ + __be32 defaultrateix; + __be32 associd; + __be32 timoffset; + __be32 turboprime; + __u8 bssid[6]; +} __packed; + +/* structure for command WDCMSG_RESET */ +struct ar5523_cmd_reset { + __be32 flags; /* channel flags */ +#define UATH_CHAN_TURBO 0x0100 +#define UATH_CHAN_CCK 0x0200 +#define UATH_CHAN_OFDM 0x0400 +#define UATH_CHAN_2GHZ 0x1000 +#define UATH_CHAN_5GHZ 0x2000 + __be32 freq; /* channel frequency */ + __be32 maxrdpower; + __be32 cfgctl; + __be32 twiceantennareduction; + __be32 channelchange; + __be32 keeprccontent; +} __packed; + +/* structure for command WDCMSG_SET_BASIC_RATE */ +struct ar5523_cmd_rates { + __be32 connid; + __be32 keeprccontent; + __be32 size; + struct ar5523_cmd_rateset rateset; +} __packed; + +enum { + WLAN_MODE_NONE = 0, + WLAN_MODE_11b, + WLAN_MODE_11a, + WLAN_MODE_11g, + WLAN_MODE_11a_TURBO, + WLAN_MODE_11g_TURBO, + WLAN_MODE_11a_TURBO_PRIME, + WLAN_MODE_11g_TURBO_PRIME, + WLAN_MODE_11a_XR, + WLAN_MODE_11g_XR, +}; + +struct ar5523_cmd_connection_attr { + __be32 longpreambleonly; + struct ar5523_cmd_rateset rateset; + __be32 wlanmode; +} __packed; + +/* structure for command AR5523_CREATE_CONNECTION */ +struct ar5523_cmd_create_connection { + __be32 connid; + __be32 bssid; + __be32 size; + struct ar5523_cmd_connection_attr connattr; +} __packed; + +struct ar5523_cmd_ledsteady { /* WDCMSG_SET_LED_STEADY */ + __be32 lednum; +#define UATH_LED_LINK 0 +#define UATH_LED_ACTIVITY 1 + __be32 ledmode; +#define UATH_LED_OFF 0 +#define UATH_LED_ON 1 +} __packed; + +struct ar5523_cmd_ledblink { /* WDCMSG_SET_LED_BLINK */ + __be32 lednum; + __be32 ledmode; + __be32 blinkrate; + __be32 slowmode; +} __packed; + +struct ar5523_cmd_ledstate { /* WDCMSG_SET_LED_STATE */ + __be32 connected; +} __packed; + +struct ar5523_cmd_txq_attr { + __be32 priority; + __be32 aifs; + __be32 logcwmin; + __be32 logcwmax; + __be32 bursttime; + __be32 mode; + __be32 qflags; +} __packed; + +struct ar5523_cmd_txq_setup { /* WDCMSG_SETUP_TX_QUEUE */ + __be32 qid; + __be32 len; + struct ar5523_cmd_txq_attr attr; +} __packed; + +struct ar5523_cmd_rx_filter { /* WDCMSG_RX_FILTER */ + __be32 bits; +#define UATH_FILTER_RX_UCAST 0x00000001 +#define UATH_FILTER_RX_MCAST 0x00000002 +#define UATH_FILTER_RX_BCAST 0x00000004 +#define UATH_FILTER_RX_CONTROL 0x00000008 +#define UATH_FILTER_RX_BEACON 0x00000010 /* beacon frames */ +#define UATH_FILTER_RX_PROM 0x00000020 /* promiscuous mode */ +#define UATH_FILTER_RX_PHY_ERR 0x00000040 /* phy errors */ +#define UATH_FILTER_RX_PHY_RADAR 0x00000080 /* radar phy errors */ +#define UATH_FILTER_RX_XR_POOL 0x00000400 /* XR group polls */ +#define UATH_FILTER_RX_PROBE_REQ 0x00000800 + __be32 op; +#define UATH_FILTER_OP_INIT 0x0 +#define UATH_FILTER_OP_SET 0x1 +#define UATH_FILTER_OP_CLEAR 0x2 +#define UATH_FILTER_OP_TEMP 0x3 +#define UATH_FILTER_OP_RESTORE 0x4 +} __packed; + +enum { + CFG_NONE, /* Sentinal to indicate "no config" */ + CFG_REG_DOMAIN, /* Regulatory Domain */ + CFG_RATE_CONTROL_ENABLE, + CFG_DEF_XMIT_DATA_RATE, /* NB: if rate control is not enabled */ + CFG_HW_TX_RETRIES, + CFG_SW_TX_RETRIES, + CFG_SLOW_CLOCK_ENABLE, + CFG_COMP_PROC, + CFG_USER_RTS_THRESHOLD, + CFG_XR2NORM_RATE_THRESHOLD, + CFG_XRMODE_SWITCH_COUNT, + CFG_PROTECTION_TYPE, + CFG_BURST_SEQ_THRESHOLD, + CFG_ABOLT, + CFG_IQ_LOG_COUNT_MAX, + CFG_MODE_CTS, + CFG_WME_ENABLED, + CFG_GPRS_CBR_PERIOD, + CFG_SERVICE_TYPE, + /* MAC Address to use. Overrides EEPROM */ + CFG_MAC_ADDR, + CFG_DEBUG_EAR, + CFG_INIT_REGS, + /* An ID for use in error & debug messages */ + CFG_DEBUG_ID, + CFG_COMP_WIN_SZ, + CFG_DIVERSITY_CTL, + CFG_TP_SCALE, + CFG_TPC_HALF_DBM5, + CFG_TPC_HALF_DBM2, + CFG_OVERRD_TX_POWER, + CFG_USE_32KHZ_CLOCK, + CFG_GMODE_PROTECTION, + CFG_GMODE_PROTECT_RATE_INDEX, + CFG_GMODE_NON_ERP_PREAMBLE, + CFG_WDC_TRANSPORT_CHUNK_SIZE, +}; + +enum { + /* Sentinal to indicate "no capability" */ + CAP_NONE, + CAP_ALL, /* ALL capabilities */ + CAP_TARGET_VERSION, + CAP_TARGET_REVISION, + CAP_MAC_VERSION, + CAP_MAC_REVISION, + CAP_PHY_REVISION, + CAP_ANALOG_5GHz_REVISION, + CAP_ANALOG_2GHz_REVISION, + /* Target supports WDC message debug features */ + CAP_DEBUG_WDCMSG_SUPPORT, + + CAP_REG_DOMAIN, + CAP_COUNTRY_CODE, + CAP_REG_CAP_BITS, + + CAP_WIRELESS_MODES, + CAP_CHAN_SPREAD_SUPPORT, + CAP_SLEEP_AFTER_BEACON_BROKEN, + CAP_COMPRESS_SUPPORT, + CAP_BURST_SUPPORT, + CAP_FAST_FRAMES_SUPPORT, + CAP_CHAP_TUNING_SUPPORT, + CAP_TURBOG_SUPPORT, + CAP_TURBO_PRIME_SUPPORT, + CAP_DEVICE_TYPE, + CAP_XR_SUPPORT, + CAP_WME_SUPPORT, + CAP_TOTAL_QUEUES, + CAP_CONNECTION_ID_MAX, /* Should absorb CAP_KEY_CACHE_SIZE */ + + CAP_LOW_5GHZ_CHAN, + CAP_HIGH_5GHZ_CHAN, + CAP_LOW_2GHZ_CHAN, + CAP_HIGH_2GHZ_CHAN, + + CAP_MIC_AES_CCM, + CAP_MIC_CKIP, + CAP_MIC_TKIP, + CAP_MIC_TKIP_WME, + CAP_CIPHER_AES_CCM, + CAP_CIPHER_CKIP, + CAP_CIPHER_TKIP, + + CAP_TWICE_ANTENNAGAIN_5G, + CAP_TWICE_ANTENNAGAIN_2G, +}; + +enum { + ST_NONE, /* Sentinal to indicate "no status" */ + ST_ALL, + ST_SERVICE_TYPE, + ST_WLAN_MODE, + ST_FREQ, + ST_BAND, + ST_LAST_RSSI, + ST_PS_FRAMES_DROPPED, + ST_CACHED_DEF_ANT, + ST_COUNT_OTHER_RX_ANT, + ST_USE_FAST_DIVERSITY, + ST_MAC_ADDR, + ST_RX_GENERATION_NUM, + ST_TX_QUEUE_DEPTH, + ST_SERIAL_NUMBER, + ST_WDC_TRANSPORT_CHUNK_SIZE, +}; + +enum { + TARGET_DEVICE_AWAKE, + TARGET_DEVICE_SLEEP, + TARGET_DEVICE_PWRDN, + TARGET_DEVICE_PWRSAVE, + TARGET_DEVICE_SUSPEND, + TARGET_DEVICE_RESUME, +}; + +/* this is in net/ieee80211.h, but that conflicts with the mac80211 headers */ +#define IEEE80211_2ADDR_LEN 16 + +#define AR5523_MIN_RXBUFSZ \ + (((sizeof(__be32) + IEEE80211_2ADDR_LEN + \ + sizeof(struct ar5523_rx_desc)) + 3) & ~3) -- cgit v0.10.2 From 1680260226a8fd2aab590319da83ad8e610da9bd Mon Sep 17 00:00:00 2001 From: Rajkumar Manoharan Date: Thu, 25 Oct 2012 17:11:31 +0530 Subject: ath9k_hw: Enable hw PLL power save for AR9462 This reduced the power consumption to half in full and network sleep. Cc: stable@vger.kernel.org Cc: Paul Stewart Signed-off-by: Rajkumar Manoharan Signed-off-by: John W. Linville diff --git a/drivers/net/wireless/ath/ath9k/ar9003_hw.c b/drivers/net/wireless/ath/ath9k/ar9003_hw.c index 1a36fa2..0a6b7a3 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_hw.c +++ b/drivers/net/wireless/ath/ath9k/ar9003_hw.c @@ -219,10 +219,10 @@ static void ar9003_hw_init_mode_regs(struct ath_hw *ah) /* Awake -> Sleep Setting */ INIT_INI_ARRAY(&ah->iniPcieSerdes, - ar9462_pciephy_pll_on_clkreq_disable_L1_2p0); + ar9462_pciephy_clkreq_disable_L1_2p0); /* Sleep -> Awake Setting */ INIT_INI_ARRAY(&ah->iniPcieSerdesLowPower, - ar9462_pciephy_pll_on_clkreq_disable_L1_2p0); + ar9462_pciephy_clkreq_disable_L1_2p0); /* Fast clock modal settings */ INIT_INI_ARRAY(&ah->iniModesFastClock, -- cgit v0.10.2 From 844648423dcf33fed96a4eb65f783f867efbe267 Mon Sep 17 00:00:00 2001 From: Rajkumar Manoharan Date: Thu, 25 Oct 2012 17:16:51 +0530 Subject: ath9k_hw: Enable hw PLL power save for AR9565 This reduced the power consumption to half in full and network sleep. Signed-off-by: Rajkumar Manoharan Signed-off-by: John W. Linville diff --git a/drivers/net/wireless/ath/ath9k/ar9003_hw.c b/drivers/net/wireless/ath/ath9k/ar9003_hw.c index 0a6b7a3..0693cd9 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_hw.c +++ b/drivers/net/wireless/ath/ath9k/ar9003_hw.c @@ -328,9 +328,9 @@ static void ar9003_hw_init_mode_regs(struct ath_hw *ah) ar9565_1p0_Modes_lowest_ob_db_tx_gain_table); INIT_INI_ARRAY(&ah->iniPcieSerdes, - ar9565_1p0_pciephy_pll_on_clkreq_disable_L1); + ar9565_1p0_pciephy_clkreq_disable_L1); INIT_INI_ARRAY(&ah->iniPcieSerdesLowPower, - ar9565_1p0_pciephy_pll_on_clkreq_disable_L1); + ar9565_1p0_pciephy_clkreq_disable_L1); INIT_INI_ARRAY(&ah->iniModesFastClock, ar9565_1p0_modes_fast_clock); diff --git a/drivers/net/wireless/ath/ath9k/ar9565_1p0_initvals.h b/drivers/net/wireless/ath/ath9k/ar9565_1p0_initvals.h index 843e79f..0c2ac0c 100644 --- a/drivers/net/wireless/ath/ath9k/ar9565_1p0_initvals.h +++ b/drivers/net/wireless/ath/ath9k/ar9565_1p0_initvals.h @@ -768,9 +768,9 @@ static const u32 ar9565_1p0_Modes_lowest_ob_db_tx_gain_table[][5] = { {0x00016054, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, }; -static const u32 ar9565_1p0_pciephy_pll_on_clkreq_disable_L1[][2] = { +static const u32 ar9565_1p0_pciephy_clkreq_disable_L1[][2] = { /* Addr allmodes */ - {0x00018c00, 0x18212ede}, + {0x00018c00, 0x18213ede}, {0x00018c04, 0x000801d8}, {0x00018c08, 0x0003780c}, }; -- cgit v0.10.2 From e75d4ed6a9565fcccd579316b0fd933d2191f513 Mon Sep 17 00:00:00 2001 From: Rajkumar Manoharan Date: Thu, 25 Oct 2012 17:16:52 +0530 Subject: ath9k_hw: Fix concurrent tx on lower tx power Whenever WLAN receives scheduling msg from BT, it reduces tx power based on RSSI level. And then BT starts simultaneous transmission along with WLAN. Sometimes HW MAC compares tx power that is used prior to power reduction which is causing BT transmission to defer. Signed-off-by: Rajkumar Manoharan Signed-off-by: John W. Linville diff --git a/drivers/net/wireless/ath/ath9k/ar9003_mci.c b/drivers/net/wireless/ath/ath9k/ar9003_mci.c index b04fa46..42b4412 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_mci.c +++ b/drivers/net/wireless/ath/ath9k/ar9003_mci.c @@ -881,9 +881,12 @@ int ar9003_mci_reset(struct ath_hw *ah, bool en_int, bool is_2g, REG_RMW_FIELD(ah, AR_BTCOEX_CTRL3, AR_BTCOEX_CTRL3_CONT_INFO_TIMEOUT, 20); - REG_RMW_FIELD(ah, AR_BTCOEX_CTRL2, AR_BTCOEX_CTRL2_RX_DEWEIGHT, 1); + REG_RMW_FIELD(ah, AR_BTCOEX_CTRL2, AR_BTCOEX_CTRL2_RX_DEWEIGHT, 0); REG_RMW_FIELD(ah, AR_PCU_MISC, AR_PCU_BT_ANT_PREVENT_RX, 0); + /* Set the time out to 3.125ms (5 BT slots) */ + REG_RMW_FIELD(ah, AR_BTCOEX_WL_LNA, AR_BTCOEX_WL_LNA_TIMEOUT, 0x3D090); + /* concurrent tx priority */ if (mci->config & ATH_MCI_CONFIG_CONCUR_TX) { REG_RMW_FIELD(ah, AR_BTCOEX_CTRL2, diff --git a/drivers/net/wireless/ath/ath9k/reg.h b/drivers/net/wireless/ath/ath9k/reg.h index e9dec13..ad3c82c 100644 --- a/drivers/net/wireless/ath/ath9k/reg.h +++ b/drivers/net/wireless/ath/ath9k/reg.h @@ -2311,6 +2311,8 @@ enum { #define AR_BTCOEX_MAX_TXPWR(_x) (0x18c0 + ((_x) << 2)) #define AR_BTCOEX_WL_LNA 0x1940 #define AR_BTCOEX_RFGAIN_CTRL 0x1944 +#define AR_BTCOEX_WL_LNA_TIMEOUT 0x003FFFFF +#define AR_BTCOEX_WL_LNA_TIMEOUT_S 0 #define AR_BTCOEX_CTRL2 0x1948 #define AR_BTCOEX_CTRL2_TXPWR_THRESH 0x0007F800 -- cgit v0.10.2 From cdbe408da76d5cc294edb013850cc3a972d80968 Mon Sep 17 00:00:00 2001 From: Rajkumar Manoharan Date: Thu, 25 Oct 2012 17:16:53 +0530 Subject: ath9k_hw: validate MCI stuck after RTC wakeup Signed-off-by: Rajkumar Manoharan Signed-off-by: John W. Linville diff --git a/drivers/net/wireless/ath/ath9k/hw.c b/drivers/net/wireless/ath/ath9k/hw.c index 8e1559a..71cd9f0 100644 --- a/drivers/net/wireless/ath/ath9k/hw.c +++ b/drivers/net/wireless/ath/ath9k/hw.c @@ -2153,9 +2153,6 @@ static bool ath9k_hw_set_power_awake(struct ath_hw *ah) AR_RTC_FORCE_WAKE_EN); udelay(50); - if (ath9k_hw_mci_is_enabled(ah)) - ar9003_mci_set_power_awake(ah); - for (i = POWER_UP_TIME / 50; i > 0; i--) { val = REG_READ(ah, AR_RTC_STATUS) & AR_RTC_STATUS_M; if (val == AR_RTC_STATUS_ON) @@ -2171,6 +2168,9 @@ static bool ath9k_hw_set_power_awake(struct ath_hw *ah) return false; } + if (ath9k_hw_mci_is_enabled(ah)) + ar9003_mci_set_power_awake(ah); + REG_CLR_BIT(ah, AR_STA_ID1, AR_STA_ID1_PWR_SAV); return true; -- cgit v0.10.2 From 4df50ca869890581020b95958251bd355c1dc6b1 Mon Sep 17 00:00:00 2001 From: Rajkumar Manoharan Date: Thu, 25 Oct 2012 17:16:54 +0530 Subject: ath9k: Dump BTCOEX tuning parameters Signed-off-by: Rajkumar Manoharan Signed-off-by: John W. Linville diff --git a/drivers/net/wireless/ath/ath9k/ath9k.h b/drivers/net/wireless/ath/ath9k/ath9k.h index 18dfb76..4e125d8 100644 --- a/drivers/net/wireless/ath/ath9k/ath9k.h +++ b/drivers/net/wireless/ath/ath9k/ath9k.h @@ -494,6 +494,7 @@ void ath9k_btcoex_timer_pause(struct ath_softc *sc); void ath9k_btcoex_handle_interrupt(struct ath_softc *sc, u32 status); u16 ath9k_btcoex_aggr_limit(struct ath_softc *sc, u32 max_4ms_framelen); void ath9k_btcoex_stop_gen_timer(struct ath_softc *sc); +int ath9k_dump_btcoex(struct ath_softc *sc, u8 *buf, u32 len, u32 size); #else static inline int ath9k_init_btcoex(struct ath_softc *sc) { @@ -520,6 +521,11 @@ static inline u16 ath9k_btcoex_aggr_limit(struct ath_softc *sc, static inline void ath9k_btcoex_stop_gen_timer(struct ath_softc *sc) { } +static inline int ath9k_dump_btcoex(struct ath_softc *sc, u8 *buf, + u32 len, u32 size) +{ + return 0; +} #endif /* CONFIG_ATH9K_BTCOEX_SUPPORT */ struct ath9k_wow_pattern { diff --git a/drivers/net/wireless/ath/ath9k/debug.c b/drivers/net/wireless/ath/ath9k/debug.c index 6727b56..a8be94b 100644 --- a/drivers/net/wireless/ath/ath9k/debug.c +++ b/drivers/net/wireless/ath/ath9k/debug.c @@ -1586,6 +1586,35 @@ static const struct file_operations fops_samps = { #endif +#ifdef CONFIG_ATH9K_BTCOEX_SUPPORT +static ssize_t read_file_btcoex(struct file *file, char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct ath_softc *sc = file->private_data; + u32 len = 0, size = 1500; + char *buf; + size_t retval; + + buf = kzalloc(size, GFP_KERNEL); + if (buf == NULL) + return -ENOMEM; + + len = ath9k_dump_btcoex(sc, buf, len, size); + + retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); + kfree(buf); + + return retval; +} + +static const struct file_operations fops_btcoex = { + .read = read_file_btcoex, + .open = simple_open, + .owner = THIS_MODULE, + .llseek = default_llseek, +}; +#endif + int ath9k_init_debug(struct ath_hw *ah) { struct ath_common *common = ath9k_hw_common(ah); @@ -1658,6 +1687,9 @@ int ath9k_init_debug(struct ath_hw *ah) sc->debug.debugfs_phy, &sc->sc_ah->gpio_val); debugfs_create_file("diversity", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy, sc, &fops_ant_diversity); - +#ifdef CONFIG_ATH9K_BTCOEX_SUPPORT + debugfs_create_file("btcoex", S_IRUSR, sc->debug.debugfs_phy, sc, + &fops_btcoex); +#endif return 0; } diff --git a/drivers/net/wireless/ath/ath9k/gpio.c b/drivers/net/wireless/ath/ath9k/gpio.c index 64dde1c..a8ea57b 100644 --- a/drivers/net/wireless/ath/ath9k/gpio.c +++ b/drivers/net/wireless/ath/ath9k/gpio.c @@ -494,4 +494,52 @@ int ath9k_init_btcoex(struct ath_softc *sc) return 0; } +int ath9k_dump_btcoex(struct ath_softc *sc, u8 *buf, u32 len, u32 size) +{ +#define ATH_DUMP_BTCOEX(_s, _val) \ + do { \ + len += snprintf(buf + len, size - len, \ + "%20s : %10d\n", _s, (_val)); \ + } while (0) + + struct ath_btcoex *btcoex = &sc->btcoex; + struct ath_mci_profile *mci = &btcoex->mci; + struct ath_hw *ah = sc->sc_ah; + struct ath_btcoex_hw *btcoex_hw = &ah->btcoex_hw; + int i; + + ATH_DUMP_BTCOEX("Total BT profiles", NUM_PROF(mci)); + ATH_DUMP_BTCOEX("Number of MGMT", mci->num_mgmt); + ATH_DUMP_BTCOEX("Number of SCO", mci->num_sco); + ATH_DUMP_BTCOEX("Number of A2DP", mci->num_a2dp); + ATH_DUMP_BTCOEX("Number of HID", mci->num_hid); + ATH_DUMP_BTCOEX("Number of PAN", mci->num_pan); + ATH_DUMP_BTCOEX("Number of ACL", mci->num_other_acl); + ATH_DUMP_BTCOEX("Number of BDR", mci->num_bdr); + ATH_DUMP_BTCOEX("Aggr. Limit", mci->aggr_limit); + ATH_DUMP_BTCOEX("Stomp Type", btcoex->bt_stomp_type); + ATH_DUMP_BTCOEX("BTCoex Period (msec)", btcoex->btcoex_period); + ATH_DUMP_BTCOEX("Duty Cycle", btcoex->duty_cycle); + ATH_DUMP_BTCOEX("BT Wait time", btcoex->bt_wait_time); + ATH_DUMP_BTCOEX("Concurrent Tx", btcoex_hw->mci.concur_tx); + ATH_DUMP_BTCOEX("Concur RSSI count", btcoex->rssi_count); + len += snprintf(buf + len, size - len, "BT Weights: "); + for (i = 0; i < AR9300_NUM_BT_WEIGHTS; i++) + len += snprintf(buf + len, size - len, "%08x ", + btcoex_hw->bt_weight[i]); + len += snprintf(buf + len, size - len, "\n"); + len += snprintf(buf + len, size - len, "WLAN Weights: "); + for (i = 0; i < AR9300_NUM_BT_WEIGHTS; i++) + len += snprintf(buf + len, size - len, "%08x ", + btcoex_hw->wlan_weight[i]); + len += snprintf(buf + len, size - len, "\n"); + len += snprintf(buf + len, size - len, "Tx Priorities: "); + for (i = 0; i < ATH_BTCOEX_STOMP_MAX; i++) + len += snprintf(buf + len, size - len, "%08x ", + btcoex_hw->tx_prio[i]); + len += snprintf(buf + len, size - len, "\n"); +#undef ATH_DUMP_BTCOEX + + return len; +} #endif /* CONFIG_ATH9K_BTCOEX_SUPPORT */ -- cgit v0.10.2 From 2c60035a69b3c4b0b8d74046aadd26baed9a8ae6 Mon Sep 17 00:00:00 2001 From: Hauke Mehrtens Date: Thu, 25 Oct 2012 18:39:28 +0200 Subject: ssb: add PCI ID 0x4350 14e4:4350 is found on a Broadcom BCM43222. Signed-off-by: Hauke Mehrtens Signed-off-by: John W. Linville diff --git a/drivers/ssb/b43_pci_bridge.c b/drivers/ssb/b43_pci_bridge.c index 266aa16..19396dc 100644 --- a/drivers/ssb/b43_pci_bridge.c +++ b/drivers/ssb/b43_pci_bridge.c @@ -37,6 +37,7 @@ static const struct pci_device_id b43_pci_bridge_tbl[] = { { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x4329) }, { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x432b) }, { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x432c) }, + { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x4350) }, { 0, }, }; MODULE_DEVICE_TABLE(pci, b43_pci_bridge_tbl); -- cgit v0.10.2 From 42d36074e53eadfd79e6db518b5caf8fba914f8b Mon Sep 17 00:00:00 2001 From: Hauke Mehrtens Date: Thu, 25 Oct 2012 18:39:29 +0200 Subject: ssb: handle BCM43222 in pmu code. The BCM43222 with the chipid 43222 or 0xa8d6 in hex do not need any special handling in the pmu code. This prevents some error messages being shown. Signed-off-by: Hauke Mehrtens Signed-off-by: John W. Linville diff --git a/drivers/ssb/driver_chipcommon_pmu.c b/drivers/ssb/driver_chipcommon_pmu.c index b58fef7..d7d5804 100644 --- a/drivers/ssb/driver_chipcommon_pmu.c +++ b/drivers/ssb/driver_chipcommon_pmu.c @@ -346,6 +346,8 @@ static void ssb_pmu_pll_init(struct ssb_chipcommon *cc) chipco_write32(cc, SSB_CHIPCO_PLLCTL_DATA, 0x380005C0); } break; + case 43222: + break; default: ssb_printk(KERN_ERR PFX "ERROR: PLL init unknown for device %04X\n", @@ -434,6 +436,7 @@ static void ssb_pmu_resources_init(struct ssb_chipcommon *cc) min_msk = 0xCBB; break; case 0x4322: + case 43222: /* We keep the default settings: * min_msk = 0xCBB * max_msk = 0x7FFFF -- cgit v0.10.2 From 0bd899e76476e0134f7289a003090165adea2611 Mon Sep 17 00:00:00 2001 From: Larry Finger Date: Thu, 25 Oct 2012 13:46:30 -0500 Subject: rtlwifi: rtl8192c: rtl8192ce: Add support for B-CUT version of RTL8188CE Realtek devices with designation RTL8188CE-VL have the so-called B-cut of the wireless chip. This patch adds the special programming needed by these devices. In addition, a variable that was static has been moved into the private data area as it is now needed in two different routines. This change also fixes a minor bug that would be present if a system had more than one RTL81{88,92}CE devices. Other drivers in the rtlwifi family had already made this change, thus the variable already exists in the private data structure. Signed-off-by: Larry Finger Cc: Anisse Astier Cc: Li Chaoming Signed-off-by: John W. Linville diff --git a/drivers/net/wireless/rtlwifi/rtl8192c/phy_common.c b/drivers/net/wireless/rtlwifi/rtl8192c/phy_common.c index cdcad7d..6ae2268 100644 --- a/drivers/net/wireless/rtlwifi/rtl8192c/phy_common.c +++ b/drivers/net/wireless/rtlwifi/rtl8192c/phy_common.c @@ -724,6 +724,26 @@ u8 rtl92c_phy_sw_chnl(struct ieee80211_hw *hw) } EXPORT_SYMBOL(rtl92c_phy_sw_chnl); +static void _rtl92c_phy_sw_rf_setting(struct ieee80211_hw *hw, u8 channel) +{ + struct rtl_priv *rtlpriv = rtl_priv(hw); + struct rtl_phy *rtlphy = &(rtlpriv->phy); + struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw)); + + if (IS_81xxC_VENDOR_UMC_B_CUT(rtlhal->version)) { + if (channel == 6 && rtlphy->current_chan_bw == + HT_CHANNEL_WIDTH_20) + rtl_set_rfreg(hw, RF90_PATH_A, RF_RX_G1, MASKDWORD, + 0x00255); + else{ + u32 backupRF0x1A = (u32)rtl_get_rfreg(hw, RF90_PATH_A, + RF_RX_G1, RFREG_OFFSET_MASK); + rtl_set_rfreg(hw, RF90_PATH_A, RF_RX_G1, MASKDWORD, + backupRF0x1A); + } + } +} + static bool _rtl92c_phy_set_sw_chnl_cmdarray(struct swchnlcmd *cmdtable, u32 cmdtableidx, u32 cmdtablesz, enum swchnlcmd_id cmdid, @@ -837,6 +857,7 @@ bool _rtl92c_phy_sw_chnl_step_by_step(struct ieee80211_hw *hw, currentcmd->para1, RFREG_OFFSET_MASK, rtlphy->rfreg_chnlval[rfpath]); + _rtl92c_phy_sw_rf_setting(hw, channel); } break; default: diff --git a/drivers/net/wireless/rtlwifi/rtl8192ce/def.h b/drivers/net/wireless/rtlwifi/rtl8192ce/def.h index 2925094..3cfa1bb 100644 --- a/drivers/net/wireless/rtlwifi/rtl8192ce/def.h +++ b/drivers/net/wireless/rtlwifi/rtl8192ce/def.h @@ -116,6 +116,9 @@ LE_BITS_TO_4BYTE(((__pcmdfbhdr) + 4), 20, 12) #define CHIP_VER_B BIT(4) +#define CHIP_BONDING_IDENTIFIER(_value) (((_value) >> 22) & 0x3) +#define CHIP_BONDING_92C_1T2R 0x1 +#define RF_TYPE_1T2R BIT(1) #define CHIP_92C_BITMASK BIT(0) #define CHIP_UNKNOWN BIT(7) #define CHIP_92C_1T2R 0x03 diff --git a/drivers/net/wireless/rtlwifi/rtl8192ce/hw.c b/drivers/net/wireless/rtlwifi/rtl8192ce/hw.c index 038c02c..7dc7ac8 100644 --- a/drivers/net/wireless/rtlwifi/rtl8192ce/hw.c +++ b/drivers/net/wireless/rtlwifi/rtl8192ce/hw.c @@ -896,7 +896,6 @@ int rtl92ce_hw_init(struct ieee80211_hw *hw) struct rtl_phy *rtlphy = &(rtlpriv->phy); struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw)); struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw)); - static bool iqk_initialized; /* initialized to false */ bool rtstatus = true; bool is92c; int err; @@ -921,9 +920,28 @@ int rtl92ce_hw_init(struct ieee80211_hw *hw) rtlhal->last_hmeboxnum = 0; rtl92c_phy_mac_config(hw); + /* because last function modify RCR, so we update + * rcr var here, or TP will unstable for receive_config + * is wrong, RX RCR_ACRC32 will cause TP unstabel & Rx + * RCR_APP_ICV will cause mac80211 unassoc for cisco 1252*/ + rtlpci->receive_config = rtl_read_dword(rtlpriv, REG_RCR); + rtlpci->receive_config &= ~(RCR_ACRC32 | RCR_AICV); + rtl_write_dword(rtlpriv, REG_RCR, rtlpci->receive_config); rtl92c_phy_bb_config(hw); rtlphy->rf_mode = RF_OP_BY_SW_3WIRE; rtl92c_phy_rf_config(hw); + if (IS_VENDOR_UMC_A_CUT(rtlhal->version) && + !IS_92C_SERIAL(rtlhal->version)) { + rtl_set_rfreg(hw, RF90_PATH_A, RF_RX_G1, MASKDWORD, 0x30255); + rtl_set_rfreg(hw, RF90_PATH_A, RF_RX_G2, MASKDWORD, 0x50a00); + } else if (IS_81xxC_VENDOR_UMC_B_CUT(rtlhal->version)) { + rtl_set_rfreg(hw, RF90_PATH_A, 0x0C, MASKDWORD, 0x894AE); + rtl_set_rfreg(hw, RF90_PATH_A, 0x0A, MASKDWORD, 0x1AF31); + rtl_set_rfreg(hw, RF90_PATH_A, RF_IPA, MASKDWORD, 0x8F425); + rtl_set_rfreg(hw, RF90_PATH_A, RF_SYN_G2, MASKDWORD, 0x4F200); + rtl_set_rfreg(hw, RF90_PATH_A, RF_RCK1, MASKDWORD, 0x44053); + rtl_set_rfreg(hw, RF90_PATH_A, RF_RCK2, MASKDWORD, 0x80201); + } rtlphy->rfreg_chnlval[0] = rtl_get_rfreg(hw, (enum radio_path)0, RF_CHNLBW, RFREG_OFFSET_MASK); rtlphy->rfreg_chnlval[1] = rtl_get_rfreg(hw, (enum radio_path)1, @@ -945,11 +963,11 @@ int rtl92ce_hw_init(struct ieee80211_hw *hw) if (ppsc->rfpwr_state == ERFON) { rtl92c_phy_set_rfpath_switch(hw, 1); - if (iqk_initialized) { + if (rtlphy->iqk_initialized) { rtl92c_phy_iq_calibrate(hw, true); } else { rtl92c_phy_iq_calibrate(hw, false); - iqk_initialized = true; + rtlphy->iqk_initialized = true; } rtl92c_dm_check_txpower_tracking(hw); @@ -1004,6 +1022,13 @@ static enum version_8192c _rtl92ce_read_chip_version(struct ieee80211_hw *hw) ? CHIP_VENDOR_UMC_B_CUT : CHIP_UNKNOWN) | CHIP_VENDOR_UMC)); } + if (IS_92C_SERIAL(version)) { + value32 = rtl_read_dword(rtlpriv, REG_HPON_FSM); + version = (enum version_8192c)(version | + ((CHIP_BONDING_IDENTIFIER(value32) + == CHIP_BONDING_92C_1T2R) ? + RF_TYPE_1T2R : 0)); + } } switch (version) { @@ -1019,12 +1044,30 @@ static enum version_8192c _rtl92ce_read_chip_version(struct ieee80211_hw *hw) case VERSION_A_CHIP_88C: versionid = "A_CHIP_88C"; break; + case VERSION_NORMAL_UMC_CHIP_92C_1T2R_A_CUT: + versionid = "A_CUT_92C_1T2R"; + break; + case VERSION_NORMAL_UMC_CHIP_92C_A_CUT: + versionid = "A_CUT_92C"; + break; + case VERSION_NORMAL_UMC_CHIP_88C_A_CUT: + versionid = "A_CUT_88C"; + break; + case VERSION_NORMAL_UMC_CHIP_92C_1T2R_B_CUT: + versionid = "B_CUT_92C_1T2R"; + break; + case VERSION_NORMAL_UMC_CHIP_92C_B_CUT: + versionid = "B_CUT_92C"; + break; + case VERSION_NORMAL_UMC_CHIP_88C_B_CUT: + versionid = "B_CUT_88C"; + break; default: versionid = "Unknown. Bug?"; break; } - RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE, + RT_TRACE(rtlpriv, COMP_INIT, DBG_EMERG, "Chip Version ID: %s\n", versionid); switch (version & 0x3) { @@ -1197,6 +1240,7 @@ static void _rtl92ce_poweroff_adapter(struct ieee80211_hw *hw) { struct rtl_priv *rtlpriv = rtl_priv(hw); struct rtl_pci_priv *rtlpcipriv = rtl_pcipriv(hw); + struct rtl_hal *rtlhal = rtl_hal(rtlpriv); u8 u1b_tmp; u32 u4b_tmp; @@ -1225,7 +1269,8 @@ static void _rtl92ce_poweroff_adapter(struct ieee80211_hw *hw) rtl_write_word(rtlpriv, REG_GPIO_IO_SEL, 0x0790); rtl_write_word(rtlpriv, REG_LEDCFG0, 0x8080); rtl_write_byte(rtlpriv, REG_AFE_PLL_CTRL, 0x80); - rtl_write_byte(rtlpriv, REG_SPS0_CTRL, 0x23); + if (!IS_81xxC_VENDOR_UMC_B_CUT(rtlhal->version)) + rtl_write_byte(rtlpriv, REG_SPS0_CTRL, 0x23); if (rtlpcipriv->bt_coexist.bt_coexistence) { u4b_tmp = rtl_read_dword(rtlpriv, REG_AFE_XTAL_CTRL); u4b_tmp |= 0x03824800; @@ -1254,6 +1299,9 @@ void rtl92ce_card_disable(struct ieee80211_hw *hw) rtlpriv->cfg->ops->led_control(hw, LED_CTL_POWER_OFF); RT_SET_PS_LEVEL(ppsc, RT_RF_OFF_LEVL_HALT_NIC); _rtl92ce_poweroff_adapter(hw); + + /* after power off we should do iqk again */ + rtlpriv->phy.iqk_initialized = false; } void rtl92ce_interrupt_recognized(struct ieee80211_hw *hw, @@ -1912,6 +1960,8 @@ static void rtl92ce_update_hal_rate_mask(struct ieee80211_hw *hw, ratr_bitmap &= 0x0f0ff0ff; break; } + sta_entry->ratr_index = ratr_index; + RT_TRACE(rtlpriv, COMP_RATR, DBG_DMESG, "ratr_bitmap :%x\n", ratr_bitmap); *(u32 *)&rate_mask = (ratr_bitmap & 0x0fffffff) | diff --git a/drivers/net/wireless/rtlwifi/rtl8192ce/phy.c b/drivers/net/wireless/rtlwifi/rtl8192ce/phy.c index 88deae6..73262ca 100644 --- a/drivers/net/wireless/rtlwifi/rtl8192ce/phy.c +++ b/drivers/net/wireless/rtlwifi/rtl8192ce/phy.c @@ -82,6 +82,8 @@ bool rtl92c_phy_mac_config(struct ieee80211_hw *hw) if (is92c) rtl_write_byte(rtlpriv, 0x14, 0x71); + else + rtl_write_byte(rtlpriv, 0x04CA, 0x0A); return rtstatus; } diff --git a/drivers/net/wireless/rtlwifi/rtl8192ce/sw.c b/drivers/net/wireless/rtlwifi/rtl8192ce/sw.c index ea2e1bd..60451ee 100644 --- a/drivers/net/wireless/rtlwifi/rtl8192ce/sw.c +++ b/drivers/net/wireless/rtlwifi/rtl8192ce/sw.c @@ -162,12 +162,10 @@ int rtl92c_init_sw_vars(struct ieee80211_hw *hw) /* request fw */ if (IS_VENDOR_UMC_A_CUT(rtlhal->version) && - !IS_92C_SERIAL(rtlhal->version)) { + !IS_92C_SERIAL(rtlhal->version)) rtlpriv->cfg->fw_name = "rtlwifi/rtl8192cfwU.bin"; - } else if (IS_81xxC_VENDOR_UMC_B_CUT(rtlhal->version)) { + else if (IS_81xxC_VENDOR_UMC_B_CUT(rtlhal->version)) rtlpriv->cfg->fw_name = "rtlwifi/rtl8192cfwU_B.bin"; - pr_info("****** This B_CUT device may not work with kernels 3.6 and earlier\n"); - } rtlpriv->max_fw_size = 0x4000; pr_info("Using firmware %s\n", rtlpriv->cfg->fw_name); diff --git a/drivers/net/wireless/rtlwifi/rtl8192ce/trx.c b/drivers/net/wireless/rtlwifi/rtl8192ce/trx.c index 390d6d4..b8a3c03 100644 --- a/drivers/net/wireless/rtlwifi/rtl8192ce/trx.c +++ b/drivers/net/wireless/rtlwifi/rtl8192ce/trx.c @@ -127,11 +127,11 @@ static void _rtl92ce_query_rxphystatus(struct ieee80211_hw *hw, { struct rtl_priv *rtlpriv = rtl_priv(hw); struct phy_sts_cck_8192s_t *cck_buf; + struct rtl_ps_ctl *ppsc = rtl_psc(rtlpriv); s8 rx_pwr_all = 0, rx_pwr[4]; u8 evm, pwdb_all, rf_rx_num = 0; u8 i, max_spatial_stream; u32 rssi, total_rssi = 0; - bool in_powersavemode = false; bool is_cck_rate; is_cck_rate = RX_HAL_IS_CCK_RATE(pdesc); @@ -147,7 +147,7 @@ static void _rtl92ce_query_rxphystatus(struct ieee80211_hw *hw, u8 report, cck_highpwr; cck_buf = (struct phy_sts_cck_8192s_t *)p_drvinfo; - if (!in_powersavemode) + if (ppsc->rfpwr_state == ERFON) cck_highpwr = (u8) rtl_get_bbreg(hw, RFPGA0_XA_HSSIPARAMETER2, BIT(9)); -- cgit v0.10.2 From da17fcffb1dff98463640d1deaeafbc6a7e73a41 Mon Sep 17 00:00:00 2001 From: Larry Finger Date: Thu, 25 Oct 2012 13:46:31 -0500 Subject: rtlwifi: rtl8192c: rtl8192ce: rtl8192cu: rtl8192se: rtl8192de: Shorten some variable names The private data areas for these drivers contain some very long variable names that cause difficulty in fitting source lines to an 80-character limit. Signed-off-by: Larry Finger Signed-off-by: John W. Linville diff --git a/drivers/net/wireless/rtlwifi/rtl8192c/dm_common.c b/drivers/net/wireless/rtlwifi/rtl8192c/dm_common.c index 1ca4e25..1cdf5a2 100644 --- a/drivers/net/wireless/rtlwifi/rtl8192c/dm_common.c +++ b/drivers/net/wireless/rtlwifi/rtl8192c/dm_common.c @@ -43,8 +43,8 @@ #define GET_UNDECORATED_AVERAGE_RSSI(_priv) \ ((RTLPRIV(_priv))->mac80211.opmode == \ NL80211_IFTYPE_ADHOC) ? \ - ((RTLPRIV(_priv))->dm.entry_min_undecoratedsmoothed_pwdb) : \ - ((RTLPRIV(_priv))->dm.undecorated_smoothed_pwdb) + ((RTLPRIV(_priv))->dm.entry_min_undec_sm_pwdb) : \ + ((RTLPRIV(_priv))->dm.undec_sm_pwdb) static const u32 ofdmswing_table[OFDM_TABLE_SIZE] = { 0x7f8001fe, @@ -167,18 +167,18 @@ static void rtl92c_dm_diginit(struct ieee80211_hw *hw) dm_digtable->dig_ext_port_stage = DIG_EXT_PORT_STAGE_MAX; dm_digtable->cur_igvalue = 0x20; dm_digtable->pre_igvalue = 0x0; - dm_digtable->cursta_connectstate = DIG_STA_DISCONNECT; - dm_digtable->presta_connectstate = DIG_STA_DISCONNECT; - dm_digtable->curmultista_connectstate = DIG_MULTISTA_DISCONNECT; + dm_digtable->cursta_cstate = DIG_STA_DISCONNECT; + dm_digtable->presta_cstate = DIG_STA_DISCONNECT; + dm_digtable->curmultista_cstate = DIG_MULTISTA_DISCONNECT; dm_digtable->rssi_lowthresh = DM_DIG_THRESH_LOW; dm_digtable->rssi_highthresh = DM_DIG_THRESH_HIGH; dm_digtable->fa_lowthresh = DM_FALSEALARM_THRESH_LOW; dm_digtable->fa_highthresh = DM_FALSEALARM_THRESH_HIGH; dm_digtable->rx_gain_range_max = DM_DIG_MAX; dm_digtable->rx_gain_range_min = DM_DIG_MIN; - dm_digtable->backoff_val = DM_DIG_BACKOFF_DEFAULT; - dm_digtable->backoff_val_range_max = DM_DIG_BACKOFF_MAX; - dm_digtable->backoff_val_range_min = DM_DIG_BACKOFF_MIN; + dm_digtable->back_val = DM_DIG_BACKOFF_DEFAULT; + dm_digtable->back_range_max = DM_DIG_BACKOFF_MAX; + dm_digtable->back_range_min = DM_DIG_BACKOFF_MIN; dm_digtable->pre_cck_pd_state = CCK_PD_STAGE_MAX; dm_digtable->cur_cck_pd_state = CCK_PD_STAGE_MAX; } @@ -189,22 +189,21 @@ static u8 rtl92c_dm_initial_gain_min_pwdb(struct ieee80211_hw *hw) struct dig_t *dm_digtable = &rtlpriv->dm_digtable; long rssi_val_min = 0; - if ((dm_digtable->curmultista_connectstate == DIG_MULTISTA_CONNECT) && - (dm_digtable->cursta_connectstate == DIG_STA_CONNECT)) { - if (rtlpriv->dm.entry_min_undecoratedsmoothed_pwdb != 0) + if ((dm_digtable->curmultista_cstate == DIG_MULTISTA_CONNECT) && + (dm_digtable->cursta_cstate == DIG_STA_CONNECT)) { + if (rtlpriv->dm.entry_min_undec_sm_pwdb != 0) rssi_val_min = - (rtlpriv->dm.entry_min_undecoratedsmoothed_pwdb > - rtlpriv->dm.undecorated_smoothed_pwdb) ? - rtlpriv->dm.undecorated_smoothed_pwdb : - rtlpriv->dm.entry_min_undecoratedsmoothed_pwdb; + (rtlpriv->dm.entry_min_undec_sm_pwdb > + rtlpriv->dm.undec_sm_pwdb) ? + rtlpriv->dm.undec_sm_pwdb : + rtlpriv->dm.entry_min_undec_sm_pwdb; else - rssi_val_min = rtlpriv->dm.undecorated_smoothed_pwdb; - } else if (dm_digtable->cursta_connectstate == DIG_STA_CONNECT || - dm_digtable->cursta_connectstate == DIG_STA_BEFORE_CONNECT) { - rssi_val_min = rtlpriv->dm.undecorated_smoothed_pwdb; - } else if (dm_digtable->curmultista_connectstate == - DIG_MULTISTA_CONNECT) { - rssi_val_min = rtlpriv->dm.entry_min_undecoratedsmoothed_pwdb; + rssi_val_min = rtlpriv->dm.undec_sm_pwdb; + } else if (dm_digtable->cursta_cstate == DIG_STA_CONNECT || + dm_digtable->cursta_cstate == DIG_STA_BEFORE_CONNECT) { + rssi_val_min = rtlpriv->dm.undec_sm_pwdb; + } else if (dm_digtable->curmultista_cstate == DIG_MULTISTA_CONNECT) { + rssi_val_min = rtlpriv->dm.entry_min_undec_sm_pwdb; } return (u8) rssi_val_min; @@ -286,37 +285,33 @@ static void rtl92c_dm_ctrl_initgain_by_fa(struct ieee80211_hw *hw) static void rtl92c_dm_ctrl_initgain_by_rssi(struct ieee80211_hw *hw) { struct rtl_priv *rtlpriv = rtl_priv(hw); - struct dig_t *dm_digtable = &rtlpriv->dm_digtable; + struct dig_t *digtable = &rtlpriv->dm_digtable; - if (rtlpriv->falsealm_cnt.cnt_all > dm_digtable->fa_highthresh) { - if ((dm_digtable->backoff_val - 2) < - dm_digtable->backoff_val_range_min) - dm_digtable->backoff_val = - dm_digtable->backoff_val_range_min; + if (rtlpriv->falsealm_cnt.cnt_all > digtable->fa_highthresh) { + if ((digtable->back_val - 2) < digtable->back_range_min) + digtable->back_val = digtable->back_range_min; else - dm_digtable->backoff_val -= 2; - } else if (rtlpriv->falsealm_cnt.cnt_all < dm_digtable->fa_lowthresh) { - if ((dm_digtable->backoff_val + 2) > - dm_digtable->backoff_val_range_max) - dm_digtable->backoff_val = - dm_digtable->backoff_val_range_max; + digtable->back_val -= 2; + } else if (rtlpriv->falsealm_cnt.cnt_all < digtable->fa_lowthresh) { + if ((digtable->back_val + 2) > digtable->back_range_max) + digtable->back_val = digtable->back_range_max; else - dm_digtable->backoff_val += 2; + digtable->back_val += 2; } - if ((dm_digtable->rssi_val_min + 10 - dm_digtable->backoff_val) > - dm_digtable->rx_gain_range_max) - dm_digtable->cur_igvalue = dm_digtable->rx_gain_range_max; - else if ((dm_digtable->rssi_val_min + 10 - - dm_digtable->backoff_val) < dm_digtable->rx_gain_range_min) - dm_digtable->cur_igvalue = dm_digtable->rx_gain_range_min; + if ((digtable->rssi_val_min + 10 - digtable->back_val) > + digtable->rx_gain_range_max) + digtable->cur_igvalue = digtable->rx_gain_range_max; + else if ((digtable->rssi_val_min + 10 - + digtable->back_val) < digtable->rx_gain_range_min) + digtable->cur_igvalue = digtable->rx_gain_range_min; else - dm_digtable->cur_igvalue = dm_digtable->rssi_val_min + 10 - - dm_digtable->backoff_val; + digtable->cur_igvalue = digtable->rssi_val_min + 10 - + digtable->back_val; RT_TRACE(rtlpriv, COMP_DIG, DBG_TRACE, - "rssi_val_min = %x backoff_val %x\n", - dm_digtable->rssi_val_min, dm_digtable->backoff_val); + "rssi_val_min = %x back_val %x\n", + digtable->rssi_val_min, digtable->back_val); rtl92c_dm_write_dig(hw); } @@ -327,14 +322,14 @@ static void rtl92c_dm_initial_gain_multi_sta(struct ieee80211_hw *hw) struct rtl_priv *rtlpriv = rtl_priv(hw); struct dig_t *dm_digtable = &rtlpriv->dm_digtable; struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); - long rssi_strength = rtlpriv->dm.entry_min_undecoratedsmoothed_pwdb; + long rssi_strength = rtlpriv->dm.entry_min_undec_sm_pwdb; bool multi_sta = false; if (mac->opmode == NL80211_IFTYPE_ADHOC) multi_sta = true; if (!multi_sta || - dm_digtable->cursta_connectstate != DIG_STA_DISCONNECT) { + dm_digtable->cursta_cstate != DIG_STA_DISCONNECT) { initialized = false; dm_digtable->dig_ext_port_stage = DIG_EXT_PORT_STAGE_MAX; return; @@ -345,7 +340,7 @@ static void rtl92c_dm_initial_gain_multi_sta(struct ieee80211_hw *hw) rtl92c_dm_write_dig(hw); } - if (dm_digtable->curmultista_connectstate == DIG_MULTISTA_CONNECT) { + if (dm_digtable->curmultista_cstate == DIG_MULTISTA_CONNECT) { if ((rssi_strength < dm_digtable->rssi_lowthresh) && (dm_digtable->dig_ext_port_stage != DIG_EXT_PORT_STAGE_1)) { @@ -367,8 +362,8 @@ static void rtl92c_dm_initial_gain_multi_sta(struct ieee80211_hw *hw) } RT_TRACE(rtlpriv, COMP_DIG, DBG_TRACE, - "curmultista_connectstate = %x dig_ext_port_stage %x\n", - dm_digtable->curmultista_connectstate, + "curmultista_cstate = %x dig_ext_port_stage %x\n", + dm_digtable->curmultista_cstate, dm_digtable->dig_ext_port_stage); } @@ -378,15 +373,14 @@ static void rtl92c_dm_initial_gain_sta(struct ieee80211_hw *hw) struct dig_t *dm_digtable = &rtlpriv->dm_digtable; RT_TRACE(rtlpriv, COMP_DIG, DBG_TRACE, - "presta_connectstate = %x, cursta_connectstate = %x\n", - dm_digtable->presta_connectstate, - dm_digtable->cursta_connectstate); + "presta_cstate = %x, cursta_cstate = %x\n", + dm_digtable->presta_cstate, dm_digtable->cursta_cstate); - if (dm_digtable->presta_connectstate == dm_digtable->cursta_connectstate - || dm_digtable->cursta_connectstate == DIG_STA_BEFORE_CONNECT - || dm_digtable->cursta_connectstate == DIG_STA_CONNECT) { + if (dm_digtable->presta_cstate == dm_digtable->cursta_cstate || + dm_digtable->cursta_cstate == DIG_STA_BEFORE_CONNECT || + dm_digtable->cursta_cstate == DIG_STA_CONNECT) { - if (dm_digtable->cursta_connectstate != DIG_STA_DISCONNECT) { + if (dm_digtable->cursta_cstate != DIG_STA_DISCONNECT) { dm_digtable->rssi_val_min = rtl92c_dm_initial_gain_min_pwdb(hw); rtl92c_dm_ctrl_initgain_by_rssi(hw); @@ -394,7 +388,7 @@ static void rtl92c_dm_initial_gain_sta(struct ieee80211_hw *hw) } else { dm_digtable->rssi_val_min = 0; dm_digtable->dig_ext_port_stage = DIG_EXT_PORT_STAGE_MAX; - dm_digtable->backoff_val = DM_DIG_BACKOFF_DEFAULT; + dm_digtable->back_val = DM_DIG_BACKOFF_DEFAULT; dm_digtable->cur_igvalue = 0x20; dm_digtable->pre_igvalue = 0; rtl92c_dm_write_dig(hw); @@ -407,7 +401,7 @@ static void rtl92c_dm_cck_packet_detection_thresh(struct ieee80211_hw *hw) struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw)); struct dig_t *dm_digtable = &rtlpriv->dm_digtable; - if (dm_digtable->cursta_connectstate == DIG_STA_CONNECT) { + if (dm_digtable->cursta_cstate == DIG_STA_CONNECT) { dm_digtable->rssi_val_min = rtl92c_dm_initial_gain_min_pwdb(hw); if (dm_digtable->pre_cck_pd_state == CCK_PD_STAGE_LowRssi) { @@ -484,15 +478,15 @@ static void rtl92c_dm_ctrl_initgain_by_twoport(struct ieee80211_hw *hw) return; if (mac->link_state >= MAC80211_LINKED) - dm_digtable->cursta_connectstate = DIG_STA_CONNECT; + dm_digtable->cursta_cstate = DIG_STA_CONNECT; else - dm_digtable->cursta_connectstate = DIG_STA_DISCONNECT; + dm_digtable->cursta_cstate = DIG_STA_DISCONNECT; rtl92c_dm_initial_gain_sta(hw); rtl92c_dm_initial_gain_multi_sta(hw); rtl92c_dm_cck_packet_detection_thresh(hw); - dm_digtable->presta_connectstate = dm_digtable->cursta_connectstate; + dm_digtable->presta_cstate = dm_digtable->cursta_cstate; } @@ -526,9 +520,9 @@ void rtl92c_dm_write_dig(struct ieee80211_hw *hw) struct dig_t *dm_digtable = &rtlpriv->dm_digtable; RT_TRACE(rtlpriv, COMP_DIG, DBG_LOUD, - "cur_igvalue = 0x%x, pre_igvalue = 0x%x, backoff_val = %d\n", + "cur_igvalue = 0x%x, pre_igvalue = 0x%x, back_val = %d\n", dm_digtable->cur_igvalue, dm_digtable->pre_igvalue, - dm_digtable->backoff_val); + dm_digtable->back_val); dm_digtable->cur_igvalue += 2; if (dm_digtable->cur_igvalue > 0x3f) @@ -555,20 +549,18 @@ static void rtl92c_dm_pwdb_monitor(struct ieee80211_hw *hw) return; if (tmpentry_max_pwdb != 0) { - rtlpriv->dm.entry_max_undecoratedsmoothed_pwdb = - tmpentry_max_pwdb; + rtlpriv->dm.entry_max_undec_sm_pwdb = tmpentry_max_pwdb; } else { - rtlpriv->dm.entry_max_undecoratedsmoothed_pwdb = 0; + rtlpriv->dm.entry_max_undec_sm_pwdb = 0; } if (tmpentry_min_pwdb != 0xff) { - rtlpriv->dm.entry_min_undecoratedsmoothed_pwdb = - tmpentry_min_pwdb; + rtlpriv->dm.entry_min_undec_sm_pwdb = tmpentry_min_pwdb; } else { - rtlpriv->dm.entry_min_undecoratedsmoothed_pwdb = 0; + rtlpriv->dm.entry_min_undec_sm_pwdb = 0; } - h2c_parameter[2] = (u8) (rtlpriv->dm.undecorated_smoothed_pwdb & 0xFF); + h2c_parameter[2] = (u8) (rtlpriv->dm.undec_sm_pwdb & 0xFF); h2c_parameter[0] = 0; rtl92c_fill_h2c_cmd(hw, H2C_RSSI_REPORT, 3, h2c_parameter); @@ -1160,7 +1152,7 @@ static void rtl92c_dm_refresh_rate_adaptive_mask(struct ieee80211_hw *hw) struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw)); struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); struct rate_adaptive *p_ra = &(rtlpriv->ra); - u32 low_rssithresh_for_ra, high_rssithresh_for_ra; + u32 low_rssi_thresh, high_rssi_thresh; struct ieee80211_sta *sta = NULL; if (is_hal_stop(rtlhal)) { @@ -1179,35 +1171,33 @@ static void rtl92c_dm_refresh_rate_adaptive_mask(struct ieee80211_hw *hw) mac->opmode == NL80211_IFTYPE_STATION) { switch (p_ra->pre_ratr_state) { case DM_RATR_STA_HIGH: - high_rssithresh_for_ra = 50; - low_rssithresh_for_ra = 20; + high_rssi_thresh = 50; + low_rssi_thresh = 20; break; case DM_RATR_STA_MIDDLE: - high_rssithresh_for_ra = 55; - low_rssithresh_for_ra = 20; + high_rssi_thresh = 55; + low_rssi_thresh = 20; break; case DM_RATR_STA_LOW: - high_rssithresh_for_ra = 50; - low_rssithresh_for_ra = 25; + high_rssi_thresh = 50; + low_rssi_thresh = 25; break; default: - high_rssithresh_for_ra = 50; - low_rssithresh_for_ra = 20; + high_rssi_thresh = 50; + low_rssi_thresh = 20; break; } - if (rtlpriv->dm.undecorated_smoothed_pwdb > - (long)high_rssithresh_for_ra) + if (rtlpriv->dm.undec_sm_pwdb > (long)high_rssi_thresh) p_ra->ratr_state = DM_RATR_STA_HIGH; - else if (rtlpriv->dm.undecorated_smoothed_pwdb > - (long)low_rssithresh_for_ra) + else if (rtlpriv->dm.undec_sm_pwdb > (long)low_rssi_thresh) p_ra->ratr_state = DM_RATR_STA_MIDDLE; else p_ra->ratr_state = DM_RATR_STA_LOW; if (p_ra->pre_ratr_state != p_ra->ratr_state) { RT_TRACE(rtlpriv, COMP_RATE, DBG_LOUD, "RSSI = %ld\n", - rtlpriv->dm.undecorated_smoothed_pwdb); + rtlpriv->dm.undec_sm_pwdb); RT_TRACE(rtlpriv, COMP_RATE, DBG_LOUD, "RSSI_LEVEL = %d\n", p_ra->ratr_state); RT_TRACE(rtlpriv, COMP_RATE, DBG_LOUD, @@ -1315,7 +1305,7 @@ static void rtl92c_dm_dynamic_bb_powersaving(struct ieee80211_hw *hw) struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw)); if (((mac->link_state == MAC80211_NOLINK)) && - (rtlpriv->dm.entry_min_undecoratedsmoothed_pwdb == 0)) { + (rtlpriv->dm.entry_min_undec_sm_pwdb == 0)) { dm_pstable->rssi_val_min = 0; RT_TRACE(rtlpriv, DBG_LOUD, DBG_LOUD, "Not connected to any\n"); } @@ -1323,20 +1313,19 @@ static void rtl92c_dm_dynamic_bb_powersaving(struct ieee80211_hw *hw) if (mac->link_state == MAC80211_LINKED) { if (mac->opmode == NL80211_IFTYPE_ADHOC) { dm_pstable->rssi_val_min = - rtlpriv->dm.entry_min_undecoratedsmoothed_pwdb; + rtlpriv->dm.entry_min_undec_sm_pwdb; RT_TRACE(rtlpriv, DBG_LOUD, DBG_LOUD, "AP Client PWDB = 0x%lx\n", dm_pstable->rssi_val_min); } else { - dm_pstable->rssi_val_min = - rtlpriv->dm.undecorated_smoothed_pwdb; + dm_pstable->rssi_val_min = rtlpriv->dm.undec_sm_pwdb; RT_TRACE(rtlpriv, DBG_LOUD, DBG_LOUD, "STA Default Port PWDB = 0x%lx\n", dm_pstable->rssi_val_min); } } else { dm_pstable->rssi_val_min = - rtlpriv->dm.entry_min_undecoratedsmoothed_pwdb; + rtlpriv->dm.entry_min_undec_sm_pwdb; RT_TRACE(rtlpriv, DBG_LOUD, DBG_LOUD, "AP Ext Port PWDB = 0x%lx\n", @@ -1368,7 +1357,7 @@ void rtl92c_dm_dynamic_txpower(struct ieee80211_hw *hw) struct rtl_priv *rtlpriv = rtl_priv(hw); struct rtl_phy *rtlphy = &(rtlpriv->phy); struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); - long undecorated_smoothed_pwdb; + long undec_sm_pwdb; if (!rtlpriv->dm.dynamic_txpower_enable) return; @@ -1379,7 +1368,7 @@ void rtl92c_dm_dynamic_txpower(struct ieee80211_hw *hw) } if ((mac->link_state < MAC80211_LINKED) && - (rtlpriv->dm.entry_min_undecoratedsmoothed_pwdb == 0)) { + (rtlpriv->dm.entry_min_undec_sm_pwdb == 0)) { RT_TRACE(rtlpriv, COMP_POWER, DBG_TRACE, "Not connected to any\n"); @@ -1391,41 +1380,35 @@ void rtl92c_dm_dynamic_txpower(struct ieee80211_hw *hw) if (mac->link_state >= MAC80211_LINKED) { if (mac->opmode == NL80211_IFTYPE_ADHOC) { - undecorated_smoothed_pwdb = - rtlpriv->dm.entry_min_undecoratedsmoothed_pwdb; + undec_sm_pwdb = rtlpriv->dm.entry_min_undec_sm_pwdb; RT_TRACE(rtlpriv, COMP_POWER, DBG_LOUD, "AP Client PWDB = 0x%lx\n", - undecorated_smoothed_pwdb); + undec_sm_pwdb); } else { - undecorated_smoothed_pwdb = - rtlpriv->dm.undecorated_smoothed_pwdb; + undec_sm_pwdb = rtlpriv->dm.undec_sm_pwdb; RT_TRACE(rtlpriv, COMP_POWER, DBG_LOUD, "STA Default Port PWDB = 0x%lx\n", - undecorated_smoothed_pwdb); + undec_sm_pwdb); } } else { - undecorated_smoothed_pwdb = - rtlpriv->dm.entry_min_undecoratedsmoothed_pwdb; + undec_sm_pwdb = rtlpriv->dm.entry_min_undec_sm_pwdb; RT_TRACE(rtlpriv, COMP_POWER, DBG_LOUD, "AP Ext Port PWDB = 0x%lx\n", - undecorated_smoothed_pwdb); + undec_sm_pwdb); } - if (undecorated_smoothed_pwdb >= TX_POWER_NEAR_FIELD_THRESH_LVL2) { + if (undec_sm_pwdb >= TX_POWER_NEAR_FIELD_THRESH_LVL2) { rtlpriv->dm.dynamic_txhighpower_lvl = TXHIGHPWRLEVEL_LEVEL1; RT_TRACE(rtlpriv, COMP_POWER, DBG_LOUD, "TXHIGHPWRLEVEL_LEVEL1 (TxPwr=0x0)\n"); - } else if ((undecorated_smoothed_pwdb < - (TX_POWER_NEAR_FIELD_THRESH_LVL2 - 3)) && - (undecorated_smoothed_pwdb >= - TX_POWER_NEAR_FIELD_THRESH_LVL1)) { + } else if ((undec_sm_pwdb < (TX_POWER_NEAR_FIELD_THRESH_LVL2 - 3)) && + (undec_sm_pwdb >= TX_POWER_NEAR_FIELD_THRESH_LVL1)) { rtlpriv->dm.dynamic_txhighpower_lvl = TXHIGHPWRLEVEL_LEVEL1; RT_TRACE(rtlpriv, COMP_POWER, DBG_LOUD, "TXHIGHPWRLEVEL_LEVEL1 (TxPwr=0x10)\n"); - } else if (undecorated_smoothed_pwdb < - (TX_POWER_NEAR_FIELD_THRESH_LVL1 - 5)) { + } else if (undec_sm_pwdb < (TX_POWER_NEAR_FIELD_THRESH_LVL1 - 5)) { rtlpriv->dm.dynamic_txhighpower_lvl = TXHIGHPWRLEVEL_NORMAL; RT_TRACE(rtlpriv, COMP_POWER, DBG_LOUD, "TXHIGHPWRLEVEL_NORMAL\n"); @@ -1473,48 +1456,46 @@ u8 rtl92c_bt_rssi_state_change(struct ieee80211_hw *hw) { struct rtl_priv *rtlpriv = rtl_priv(hw); struct rtl_pci_priv *rtlpcipriv = rtl_pcipriv(hw); - long undecorated_smoothed_pwdb; + long undec_sm_pwdb; u8 curr_bt_rssi_state = 0x00; if (rtlpriv->mac80211.link_state == MAC80211_LINKED) { - undecorated_smoothed_pwdb = - GET_UNDECORATED_AVERAGE_RSSI(rtlpriv); + undec_sm_pwdb = GET_UNDECORATED_AVERAGE_RSSI(rtlpriv); } else { - if (rtlpriv->dm.entry_min_undecoratedsmoothed_pwdb == 0) - undecorated_smoothed_pwdb = 100; + if (rtlpriv->dm.entry_min_undec_sm_pwdb == 0) + undec_sm_pwdb = 100; else - undecorated_smoothed_pwdb = - rtlpriv->dm.entry_min_undecoratedsmoothed_pwdb; + undec_sm_pwdb = rtlpriv->dm.entry_min_undec_sm_pwdb; } /* Check RSSI to determine HighPower/NormalPower state for * BT coexistence. */ - if (undecorated_smoothed_pwdb >= 67) + if (undec_sm_pwdb >= 67) curr_bt_rssi_state &= (~BT_RSSI_STATE_NORMAL_POWER); - else if (undecorated_smoothed_pwdb < 62) + else if (undec_sm_pwdb < 62) curr_bt_rssi_state |= BT_RSSI_STATE_NORMAL_POWER; /* Check RSSI to determine AMPDU setting for BT coexistence. */ - if (undecorated_smoothed_pwdb >= 40) + if (undec_sm_pwdb >= 40) curr_bt_rssi_state &= (~BT_RSSI_STATE_AMDPU_OFF); - else if (undecorated_smoothed_pwdb <= 32) + else if (undec_sm_pwdb <= 32) curr_bt_rssi_state |= BT_RSSI_STATE_AMDPU_OFF; /* Marked RSSI state. It will be used to determine BT coexistence * setting later. */ - if (undecorated_smoothed_pwdb < 35) + if (undec_sm_pwdb < 35) curr_bt_rssi_state |= BT_RSSI_STATE_SPECIAL_LOW; else curr_bt_rssi_state &= (~BT_RSSI_STATE_SPECIAL_LOW); /* Set Tx Power according to BT status. */ - if (undecorated_smoothed_pwdb >= 30) + if (undec_sm_pwdb >= 30) curr_bt_rssi_state |= BT_RSSI_STATE_TXPOWER_LOW; - else if (undecorated_smoothed_pwdb < 25) + else if (undec_sm_pwdb < 25) curr_bt_rssi_state &= (~BT_RSSI_STATE_TXPOWER_LOW); /* Check BT state related to BT_Idle in B/G mode. */ - if (undecorated_smoothed_pwdb < 15) + if (undec_sm_pwdb < 15) curr_bt_rssi_state |= BT_RSSI_STATE_BG_EDCA_LOW; else curr_bt_rssi_state &= (~BT_RSSI_STATE_BG_EDCA_LOW); diff --git a/drivers/net/wireless/rtlwifi/rtl8192c/phy_common.c b/drivers/net/wireless/rtlwifi/rtl8192c/phy_common.c index 6ae2268..1d5d360 100644 --- a/drivers/net/wireless/rtlwifi/rtl8192c/phy_common.c +++ b/drivers/net/wireless/rtlwifi/rtl8192c/phy_common.c @@ -34,9 +34,6 @@ #include "dm_common.h" #include "phy_common.h" -/* Define macro to shorten lines */ -#define MCS_TXPWR mcs_txpwrlevel_origoffset - u32 rtl92c_phy_query_bb_reg(struct ieee80211_hw *hw, u32 regaddr, u32 bitmask) { struct rtl_priv *rtlpriv = rtl_priv(hw); @@ -138,13 +135,13 @@ u32 _rtl92c_phy_rf_serial_read(struct ieee80211_hw *hw, rfpi_enable = (u8) rtl_get_bbreg(hw, RFPGA0_XB_HSSIPARAMETER1, BIT(8)); if (rfpi_enable) - retvalue = rtl_get_bbreg(hw, pphyreg->rflssi_readbackpi, + retvalue = rtl_get_bbreg(hw, pphyreg->rf_rbpi, BLSSIREADBACKDATA); else - retvalue = rtl_get_bbreg(hw, pphyreg->rflssi_readback, + retvalue = rtl_get_bbreg(hw, pphyreg->rf_rb, BLSSIREADBACKDATA); RT_TRACE(rtlpriv, COMP_RF, DBG_TRACE, "RFR-%d Addr[0x%x]=0x%x\n", - rfpath, pphyreg->rflssi_readback, retvalue); + rfpath, pphyreg->rf_rb, retvalue); return retvalue; } EXPORT_SYMBOL(_rtl92c_phy_rf_serial_read); @@ -290,11 +287,11 @@ void _rtl92c_store_pwrIndex_diffrate_offset(struct ieee80211_hw *hw, else return; - rtlphy->MCS_TXPWR[rtlphy->pwrgroup_cnt][index] = data; + rtlphy->mcs_offset[rtlphy->pwrgroup_cnt][index] = data; RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE, "MCSTxPowerLevelOriginalOffset[%d][%d] = 0x%x\n", rtlphy->pwrgroup_cnt, index, - rtlphy->MCS_TXPWR[rtlphy->pwrgroup_cnt][index]); + rtlphy->mcs_offset[rtlphy->pwrgroup_cnt][index]); if (index == 13) rtlphy->pwrgroup_cnt++; @@ -374,14 +371,10 @@ void _rtl92c_phy_init_bb_rf_register_definition(struct ieee80211_hw *hw) rtlphy->phyreg_def[RF90_PATH_A].rfhssi_para2 = RFPGA0_XA_HSSIPARAMETER2; rtlphy->phyreg_def[RF90_PATH_B].rfhssi_para2 = RFPGA0_XB_HSSIPARAMETER2; - rtlphy->phyreg_def[RF90_PATH_A].rfswitch_control = - RFPGA0_XAB_SWITCHCONTROL; - rtlphy->phyreg_def[RF90_PATH_B].rfswitch_control = - RFPGA0_XAB_SWITCHCONTROL; - rtlphy->phyreg_def[RF90_PATH_C].rfswitch_control = - RFPGA0_XCD_SWITCHCONTROL; - rtlphy->phyreg_def[RF90_PATH_D].rfswitch_control = - RFPGA0_XCD_SWITCHCONTROL; + rtlphy->phyreg_def[RF90_PATH_A].rfsw_ctrl = RFPGA0_XAB_SWITCHCONTROL; + rtlphy->phyreg_def[RF90_PATH_B].rfsw_ctrl = RFPGA0_XAB_SWITCHCONTROL; + rtlphy->phyreg_def[RF90_PATH_C].rfsw_ctrl = RFPGA0_XCD_SWITCHCONTROL; + rtlphy->phyreg_def[RF90_PATH_D].rfsw_ctrl = RFPGA0_XCD_SWITCHCONTROL; rtlphy->phyreg_def[RF90_PATH_A].rfagc_control1 = ROFDM0_XAAGCCORE1; rtlphy->phyreg_def[RF90_PATH_B].rfagc_control1 = ROFDM0_XBAGCCORE1; @@ -393,47 +386,33 @@ void _rtl92c_phy_init_bb_rf_register_definition(struct ieee80211_hw *hw) rtlphy->phyreg_def[RF90_PATH_C].rfagc_control2 = ROFDM0_XCAGCCORE2; rtlphy->phyreg_def[RF90_PATH_D].rfagc_control2 = ROFDM0_XDAGCCORE2; - rtlphy->phyreg_def[RF90_PATH_A].rfrxiq_imbalance = - ROFDM0_XARXIQIMBALANCE; - rtlphy->phyreg_def[RF90_PATH_B].rfrxiq_imbalance = - ROFDM0_XBRXIQIMBALANCE; - rtlphy->phyreg_def[RF90_PATH_C].rfrxiq_imbalance = - ROFDM0_XCRXIQIMBANLANCE; - rtlphy->phyreg_def[RF90_PATH_D].rfrxiq_imbalance = - ROFDM0_XDRXIQIMBALANCE; + rtlphy->phyreg_def[RF90_PATH_A].rfrxiq_imbal = ROFDM0_XARXIQIMBALANCE; + rtlphy->phyreg_def[RF90_PATH_B].rfrxiq_imbal = ROFDM0_XBRXIQIMBALANCE; + rtlphy->phyreg_def[RF90_PATH_C].rfrxiq_imbal = ROFDM0_XCRXIQIMBANLANCE; + rtlphy->phyreg_def[RF90_PATH_D].rfrxiq_imbal = ROFDM0_XDRXIQIMBALANCE; rtlphy->phyreg_def[RF90_PATH_A].rfrx_afe = ROFDM0_XARXAFE; rtlphy->phyreg_def[RF90_PATH_B].rfrx_afe = ROFDM0_XBRXAFE; rtlphy->phyreg_def[RF90_PATH_C].rfrx_afe = ROFDM0_XCRXAFE; rtlphy->phyreg_def[RF90_PATH_D].rfrx_afe = ROFDM0_XDRXAFE; - rtlphy->phyreg_def[RF90_PATH_A].rftxiq_imbalance = - ROFDM0_XATXIQIMBALANCE; - rtlphy->phyreg_def[RF90_PATH_B].rftxiq_imbalance = - ROFDM0_XBTXIQIMBALANCE; - rtlphy->phyreg_def[RF90_PATH_C].rftxiq_imbalance = - ROFDM0_XCTXIQIMBALANCE; - rtlphy->phyreg_def[RF90_PATH_D].rftxiq_imbalance = - ROFDM0_XDTXIQIMBALANCE; + rtlphy->phyreg_def[RF90_PATH_A].rftxiq_imbal = ROFDM0_XATXIQIMBALANCE; + rtlphy->phyreg_def[RF90_PATH_B].rftxiq_imbal = ROFDM0_XBTXIQIMBALANCE; + rtlphy->phyreg_def[RF90_PATH_C].rftxiq_imbal = ROFDM0_XCTXIQIMBALANCE; + rtlphy->phyreg_def[RF90_PATH_D].rftxiq_imbal = ROFDM0_XDTXIQIMBALANCE; rtlphy->phyreg_def[RF90_PATH_A].rftx_afe = ROFDM0_XATXAFE; rtlphy->phyreg_def[RF90_PATH_B].rftx_afe = ROFDM0_XBTXAFE; rtlphy->phyreg_def[RF90_PATH_C].rftx_afe = ROFDM0_XCTXAFE; rtlphy->phyreg_def[RF90_PATH_D].rftx_afe = ROFDM0_XDTXAFE; - rtlphy->phyreg_def[RF90_PATH_A].rflssi_readback = - RFPGA0_XA_LSSIREADBACK; - rtlphy->phyreg_def[RF90_PATH_B].rflssi_readback = - RFPGA0_XB_LSSIREADBACK; - rtlphy->phyreg_def[RF90_PATH_C].rflssi_readback = - RFPGA0_XC_LSSIREADBACK; - rtlphy->phyreg_def[RF90_PATH_D].rflssi_readback = - RFPGA0_XD_LSSIREADBACK; - - rtlphy->phyreg_def[RF90_PATH_A].rflssi_readbackpi = - TRANSCEIVEA_HSPI_READBACK; - rtlphy->phyreg_def[RF90_PATH_B].rflssi_readbackpi = - TRANSCEIVEB_HSPI_READBACK; + rtlphy->phyreg_def[RF90_PATH_A].rf_rb = RFPGA0_XA_LSSIREADBACK; + rtlphy->phyreg_def[RF90_PATH_B].rf_rb = RFPGA0_XB_LSSIREADBACK; + rtlphy->phyreg_def[RF90_PATH_C].rf_rb = RFPGA0_XC_LSSIREADBACK; + rtlphy->phyreg_def[RF90_PATH_D].rf_rb = RFPGA0_XD_LSSIREADBACK; + + rtlphy->phyreg_def[RF90_PATH_A].rf_rbpi = TRANSCEIVEA_HSPI_READBACK; + rtlphy->phyreg_def[RF90_PATH_B].rf_rbpi = TRANSCEIVEB_HSPI_READBACK; } EXPORT_SYMBOL(_rtl92c_phy_init_bb_rf_register_definition); diff --git a/drivers/net/wireless/rtlwifi/rtl8192ce/dm.c b/drivers/net/wireless/rtlwifi/rtl8192ce/dm.c index 27b3af8..74f9c08 100644 --- a/drivers/net/wireless/rtlwifi/rtl8192ce/dm.c +++ b/drivers/net/wireless/rtlwifi/rtl8192ce/dm.c @@ -41,7 +41,7 @@ void rtl92ce_dm_dynamic_txpower(struct ieee80211_hw *hw) struct rtl_priv *rtlpriv = rtl_priv(hw); struct rtl_phy *rtlphy = &(rtlpriv->phy); struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); - long undecorated_smoothed_pwdb; + long undec_sm_pwdb; if (!rtlpriv->dm.dynamic_txpower_enable) return; @@ -52,7 +52,7 @@ void rtl92ce_dm_dynamic_txpower(struct ieee80211_hw *hw) } if ((mac->link_state < MAC80211_LINKED) && - (rtlpriv->dm.entry_min_undecoratedsmoothed_pwdb == 0)) { + (rtlpriv->dm.entry_min_undec_sm_pwdb == 0)) { RT_TRACE(rtlpriv, COMP_POWER, DBG_TRACE, "Not connected to any\n"); @@ -64,41 +64,35 @@ void rtl92ce_dm_dynamic_txpower(struct ieee80211_hw *hw) if (mac->link_state >= MAC80211_LINKED) { if (mac->opmode == NL80211_IFTYPE_ADHOC) { - undecorated_smoothed_pwdb = - rtlpriv->dm.entry_min_undecoratedsmoothed_pwdb; + undec_sm_pwdb = rtlpriv->dm.entry_min_undec_sm_pwdb; RT_TRACE(rtlpriv, COMP_POWER, DBG_LOUD, "AP Client PWDB = 0x%lx\n", - undecorated_smoothed_pwdb); + undec_sm_pwdb); } else { - undecorated_smoothed_pwdb = - rtlpriv->dm.undecorated_smoothed_pwdb; + undec_sm_pwdb = rtlpriv->dm.undec_sm_pwdb; RT_TRACE(rtlpriv, COMP_POWER, DBG_LOUD, "STA Default Port PWDB = 0x%lx\n", - undecorated_smoothed_pwdb); + undec_sm_pwdb); } } else { - undecorated_smoothed_pwdb = - rtlpriv->dm.entry_min_undecoratedsmoothed_pwdb; + undec_sm_pwdb = rtlpriv->dm.entry_min_undec_sm_pwdb; RT_TRACE(rtlpriv, COMP_POWER, DBG_LOUD, "AP Ext Port PWDB = 0x%lx\n", - undecorated_smoothed_pwdb); + undec_sm_pwdb); } - if (undecorated_smoothed_pwdb >= TX_POWER_NEAR_FIELD_THRESH_LVL2) { + if (undec_sm_pwdb >= TX_POWER_NEAR_FIELD_THRESH_LVL2) { rtlpriv->dm.dynamic_txhighpower_lvl = TXHIGHPWRLEVEL_LEVEL1; RT_TRACE(rtlpriv, COMP_POWER, DBG_LOUD, "TXHIGHPWRLEVEL_LEVEL1 (TxPwr=0x0)\n"); - } else if ((undecorated_smoothed_pwdb < - (TX_POWER_NEAR_FIELD_THRESH_LVL2 - 3)) && - (undecorated_smoothed_pwdb >= - TX_POWER_NEAR_FIELD_THRESH_LVL1)) { + } else if ((undec_sm_pwdb < (TX_POWER_NEAR_FIELD_THRESH_LVL2 - 3)) && + (undec_sm_pwdb >= TX_POWER_NEAR_FIELD_THRESH_LVL1)) { rtlpriv->dm.dynamic_txhighpower_lvl = TXHIGHPWRLEVEL_LEVEL1; RT_TRACE(rtlpriv, COMP_POWER, DBG_LOUD, "TXHIGHPWRLEVEL_LEVEL1 (TxPwr=0x10)\n"); - } else if (undecorated_smoothed_pwdb < - (TX_POWER_NEAR_FIELD_THRESH_LVL1 - 5)) { + } else if (undec_sm_pwdb < (TX_POWER_NEAR_FIELD_THRESH_LVL1 - 5)) { rtlpriv->dm.dynamic_txhighpower_lvl = TXHIGHPWRLEVEL_NORMAL; RT_TRACE(rtlpriv, COMP_POWER, DBG_LOUD, "TXHIGHPWRLEVEL_NORMAL\n"); diff --git a/drivers/net/wireless/rtlwifi/rtl8192ce/hw.c b/drivers/net/wireless/rtlwifi/rtl8192ce/hw.c index 7dc7ac8..d1f34f6 100644 --- a/drivers/net/wireless/rtlwifi/rtl8192ce/hw.c +++ b/drivers/net/wireless/rtlwifi/rtl8192ce/hw.c @@ -1403,9 +1403,9 @@ static void _rtl92ce_read_txpower_info_from_hwpg(struct ieee80211_hw *hw, tempval = hwinfo[EEPROM_TXPOWERHT40_2SDIFF + i]; else tempval = EEPROM_DEFAULT_HT40_2SDIFF; - rtlefuse->eeprom_chnlarea_txpwr_ht40_2sdiif[RF90_PATH_A][i] = + rtlefuse->eprom_chnl_txpwr_ht40_2sdf[RF90_PATH_A][i] = (tempval & 0xf); - rtlefuse->eeprom_chnlarea_txpwr_ht40_2sdiif[RF90_PATH_B][i] = + rtlefuse->eprom_chnl_txpwr_ht40_2sdf[RF90_PATH_B][i] = ((tempval & 0xf0) >> 4); } @@ -1429,7 +1429,7 @@ static void _rtl92ce_read_txpower_info_from_hwpg(struct ieee80211_hw *hw, "RF(%d) EEPROM HT40 2S Diff Area(%d) = 0x%x\n", rf_path, i, rtlefuse-> - eeprom_chnlarea_txpwr_ht40_2sdiif[rf_path][i]); + eprom_chnl_txpwr_ht40_2sdf[rf_path][i]); for (rf_path = 0; rf_path < 2; rf_path++) { for (i = 0; i < 14; i++) { @@ -1444,14 +1444,14 @@ static void _rtl92ce_read_txpower_info_from_hwpg(struct ieee80211_hw *hw, if ((rtlefuse-> eeprom_chnlarea_txpwr_ht40_1s[rf_path][index] - rtlefuse-> - eeprom_chnlarea_txpwr_ht40_2sdiif[rf_path][index]) + eprom_chnl_txpwr_ht40_2sdf[rf_path][index]) > 0) { rtlefuse->txpwrlevel_ht40_2s[rf_path][i] = rtlefuse-> eeprom_chnlarea_txpwr_ht40_1s[rf_path] [index] - rtlefuse-> - eeprom_chnlarea_txpwr_ht40_2sdiif[rf_path] + eprom_chnl_txpwr_ht40_2sdf[rf_path] [index]; } else { rtlefuse->txpwrlevel_ht40_2s[rf_path][i] = 0; @@ -2224,7 +2224,7 @@ static void rtl8192ce_bt_var_init(struct ieee80211_hw *hw) if (rtlpcipriv->bt_coexist.reg_bt_iso == 2) rtlpcipriv->bt_coexist.bt_ant_isolation = - rtlpcipriv->bt_coexist.eeprom_bt_ant_isolation; + rtlpcipriv->bt_coexist.eeprom_bt_ant_isol; else rtlpcipriv->bt_coexist.bt_ant_isolation = rtlpcipriv->bt_coexist.reg_bt_iso; @@ -2255,23 +2255,22 @@ void rtl8192ce_read_bt_coexist_info_from_hwpg(struct ieee80211_hw *hw, bool auto_load_fail, u8 *hwinfo) { struct rtl_pci_priv *rtlpcipriv = rtl_pcipriv(hw); - u8 value; + u8 val; if (!auto_load_fail) { rtlpcipriv->bt_coexist.eeprom_bt_coexist = ((hwinfo[RF_OPTION1] & 0xe0) >> 5); - value = hwinfo[RF_OPTION4]; - rtlpcipriv->bt_coexist.eeprom_bt_type = ((value & 0xe) >> 1); - rtlpcipriv->bt_coexist.eeprom_bt_ant_num = (value & 0x1); - rtlpcipriv->bt_coexist.eeprom_bt_ant_isolation = - ((value & 0x10) >> 4); + val = hwinfo[RF_OPTION4]; + rtlpcipriv->bt_coexist.eeprom_bt_type = ((val & 0xe) >> 1); + rtlpcipriv->bt_coexist.eeprom_bt_ant_num = (val & 0x1); + rtlpcipriv->bt_coexist.eeprom_bt_ant_isol = ((val & 0x10) >> 4); rtlpcipriv->bt_coexist.eeprom_bt_radio_shared = - ((value & 0x20) >> 5); + ((val & 0x20) >> 5); } else { rtlpcipriv->bt_coexist.eeprom_bt_coexist = 0; rtlpcipriv->bt_coexist.eeprom_bt_type = BT_2WIRE; rtlpcipriv->bt_coexist.eeprom_bt_ant_num = ANT_X2; - rtlpcipriv->bt_coexist.eeprom_bt_ant_isolation = 0; + rtlpcipriv->bt_coexist.eeprom_bt_ant_isol = 0; rtlpcipriv->bt_coexist.eeprom_bt_radio_shared = BT_RADIO_SHARED; } diff --git a/drivers/net/wireless/rtlwifi/rtl8192ce/rf.c b/drivers/net/wireless/rtlwifi/rtl8192ce/rf.c index 54c7614..a9c406f 100644 --- a/drivers/net/wireless/rtlwifi/rtl8192ce/rf.c +++ b/drivers/net/wireless/rtlwifi/rtl8192ce/rf.c @@ -97,15 +97,12 @@ void rtl92ce_phy_rf6052_set_cck_txpower(struct ieee80211_hw *hw, } if (rtlefuse->eeprom_regulatory == 0) { - tmpval = - (rtlphy->mcs_txpwrlevel_origoffset[0][6]) + - (rtlphy->mcs_txpwrlevel_origoffset[0][7] << - 8); + tmpval = (rtlphy->mcs_offset[0][6]) + + (rtlphy->mcs_offset[0][7] << 8); tx_agc[RF90_PATH_A] += tmpval; - tmpval = (rtlphy->mcs_txpwrlevel_origoffset[0][14]) + - (rtlphy->mcs_txpwrlevel_origoffset[0][15] << - 24); + tmpval = (rtlphy->mcs_offset[0][14]) + + (rtlphy->mcs_offset[0][15] << 24); tx_agc[RF90_PATH_B] += tmpval; } } @@ -209,8 +206,7 @@ static void _rtl92c_get_txpower_writeval_by_regulatory(struct ieee80211_hw *hw, case 0: chnlgroup = 0; - writeVal = - rtlphy->mcs_txpwrlevel_origoffset[chnlgroup][index + + writeVal = rtlphy->mcs_offset[chnlgroup][index + (rf ? 8 : 0)] + ((index < 2) ? powerBase0[rf] : powerBase1[rf]); @@ -240,8 +236,7 @@ static void _rtl92c_get_txpower_writeval_by_regulatory(struct ieee80211_hw *hw, chnlgroup++; } - writeVal = - rtlphy->mcs_txpwrlevel_origoffset[chnlgroup] + writeVal = rtlphy->mcs_offset[chnlgroup] [index + (rf ? 8 : 0)] + ((index < 2) ? powerBase0[rf] : powerBase1[rf]); @@ -276,8 +271,7 @@ static void _rtl92c_get_txpower_writeval_by_regulatory(struct ieee80211_hw *hw, 1]); } for (i = 0; i < 4; i++) { - pwr_diff_limit[i] = - (u8) ((rtlphy->mcs_txpwrlevel_origoffset + pwr_diff_limit[i] = (u8) ((rtlphy->mcs_offset [chnlgroup][index + (rf ? 8 : 0)] & (0x7f << (i * 8))) >> (i * 8)); @@ -317,8 +311,7 @@ static void _rtl92c_get_txpower_writeval_by_regulatory(struct ieee80211_hw *hw, break; default: chnlgroup = 0; - writeVal = - rtlphy->mcs_txpwrlevel_origoffset[chnlgroup] + writeVal = rtlphy->mcs_offset[chnlgroup] [index + (rf ? 8 : 0)] + ((index < 2) ? powerBase0[rf] : powerBase1[rf]); diff --git a/drivers/net/wireless/rtlwifi/rtl8192ce/trx.c b/drivers/net/wireless/rtlwifi/rtl8192ce/trx.c index b8a3c03..d7e1f0a 100644 --- a/drivers/net/wireless/rtlwifi/rtl8192ce/trx.c +++ b/drivers/net/wireless/rtlwifi/rtl8192ce/trx.c @@ -140,8 +140,8 @@ static void _rtl92ce_query_rxphystatus(struct ieee80211_hw *hw, pstats->is_cck = is_cck_rate; pstats->packet_beacon = packet_beacon; pstats->is_cck = is_cck_rate; - pstats->rx_mimo_signalquality[0] = -1; - pstats->rx_mimo_signalquality[1] = -1; + pstats->rx_mimo_sig_qual[0] = -1; + pstats->rx_mimo_sig_qual[1] = -1; if (is_cck_rate) { u8 report, cck_highpwr; @@ -211,8 +211,8 @@ static void _rtl92ce_query_rxphystatus(struct ieee80211_hw *hw, } pstats->signalquality = sq; - pstats->rx_mimo_signalquality[0] = sq; - pstats->rx_mimo_signalquality[1] = -1; + pstats->rx_mimo_sig_qual[0] = sq; + pstats->rx_mimo_sig_qual[1] = -1; } } else { rtlpriv->dm.rfpath_rxenable[0] = @@ -251,8 +251,7 @@ static void _rtl92ce_query_rxphystatus(struct ieee80211_hw *hw, if (i == 0) pstats->signalquality = (u8) (evm & 0xff); - pstats->rx_mimo_signalquality[i] = - (u8) (evm & 0xff); + pstats->rx_mimo_sig_qual[i] = (u8) (evm & 0xff); } } } @@ -362,36 +361,31 @@ static void _rtl92ce_process_pwdb(struct ieee80211_hw *hw, { struct rtl_priv *rtlpriv = rtl_priv(hw); struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); - long undecorated_smoothed_pwdb; + long undec_sm_pwdb; if (mac->opmode == NL80211_IFTYPE_ADHOC) { return; } else { - undecorated_smoothed_pwdb = - rtlpriv->dm.undecorated_smoothed_pwdb; + undec_sm_pwdb = rtlpriv->dm.undec_sm_pwdb; } if (pstats->packet_toself || pstats->packet_beacon) { - if (undecorated_smoothed_pwdb < 0) - undecorated_smoothed_pwdb = pstats->rx_pwdb_all; + if (undec_sm_pwdb < 0) + undec_sm_pwdb = pstats->rx_pwdb_all; - if (pstats->rx_pwdb_all > (u32) undecorated_smoothed_pwdb) { - undecorated_smoothed_pwdb = - (((undecorated_smoothed_pwdb) * + if (pstats->rx_pwdb_all > (u32) undec_sm_pwdb) { + undec_sm_pwdb = (((undec_sm_pwdb) * (RX_SMOOTH_FACTOR - 1)) + (pstats->rx_pwdb_all)) / (RX_SMOOTH_FACTOR); - undecorated_smoothed_pwdb = undecorated_smoothed_pwdb - + 1; + undec_sm_pwdb += 1; } else { - undecorated_smoothed_pwdb = - (((undecorated_smoothed_pwdb) * + undec_sm_pwdb = (((undec_sm_pwdb) * (RX_SMOOTH_FACTOR - 1)) + (pstats->rx_pwdb_all)) / (RX_SMOOTH_FACTOR); } - rtlpriv->dm.undecorated_smoothed_pwdb = - undecorated_smoothed_pwdb; + rtlpriv->dm.undec_sm_pwdb = undec_sm_pwdb; _rtl92ce_update_rxsignalstatistics(hw, pstats); } } @@ -438,15 +432,14 @@ static void _rtl92ce_process_ui_link_quality(struct ieee80211_hw *hw, for (n_spatialstream = 0; n_spatialstream < 2; n_spatialstream++) { if (pstats-> - rx_mimo_signalquality[n_spatialstream] != - -1) { + rx_mimo_sig_qual[n_spatialstream] != -1) { if (rtlpriv->stats. rx_evm_percentage[n_spatialstream] == 0) { rtlpriv->stats. rx_evm_percentage [n_spatialstream] = - pstats->rx_mimo_signalquality + pstats->rx_mimo_sig_qual [n_spatialstream]; } @@ -456,8 +449,7 @@ static void _rtl92ce_process_ui_link_quality(struct ieee80211_hw *hw, stats.rx_evm_percentage [n_spatialstream] * (RX_SMOOTH_FACTOR - 1)) + - (pstats-> - rx_mimo_signalquality + (pstats->rx_mimo_sig_qual [n_spatialstream] * 1)) / (RX_SMOOTH_FACTOR); } diff --git a/drivers/net/wireless/rtlwifi/rtl8192cu/dm.c b/drivers/net/wireless/rtlwifi/rtl8192cu/dm.c index 6fd39ea..16a0b9e 100644 --- a/drivers/net/wireless/rtlwifi/rtl8192cu/dm.c +++ b/drivers/net/wireless/rtlwifi/rtl8192cu/dm.c @@ -39,7 +39,7 @@ void rtl92cu_dm_dynamic_txpower(struct ieee80211_hw *hw) struct rtl_priv *rtlpriv = rtl_priv(hw); struct rtl_phy *rtlphy = &(rtlpriv->phy); struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); - long undecorated_smoothed_pwdb; + long undec_sm_pwdb; if (!rtlpriv->dm.dynamic_txpower_enable) return; @@ -50,7 +50,7 @@ void rtl92cu_dm_dynamic_txpower(struct ieee80211_hw *hw) } if ((mac->link_state < MAC80211_LINKED) && - (rtlpriv->dm.entry_min_undecoratedsmoothed_pwdb == 0)) { + (rtlpriv->dm.entry_min_undec_sm_pwdb == 0)) { RT_TRACE(rtlpriv, COMP_POWER, DBG_TRACE, "Not connected to any\n"); @@ -62,41 +62,35 @@ void rtl92cu_dm_dynamic_txpower(struct ieee80211_hw *hw) if (mac->link_state >= MAC80211_LINKED) { if (mac->opmode == NL80211_IFTYPE_ADHOC) { - undecorated_smoothed_pwdb = - rtlpriv->dm.entry_min_undecoratedsmoothed_pwdb; + undec_sm_pwdb = rtlpriv->dm.entry_min_undec_sm_pwdb; RT_TRACE(rtlpriv, COMP_POWER, DBG_LOUD, "AP Client PWDB = 0x%lx\n", - undecorated_smoothed_pwdb); + undec_sm_pwdb); } else { - undecorated_smoothed_pwdb = - rtlpriv->dm.undecorated_smoothed_pwdb; + undec_sm_pwdb = rtlpriv->dm.undec_sm_pwdb; RT_TRACE(rtlpriv, COMP_POWER, DBG_LOUD, "STA Default Port PWDB = 0x%lx\n", - undecorated_smoothed_pwdb); + undec_sm_pwdb); } } else { - undecorated_smoothed_pwdb = - rtlpriv->dm.entry_min_undecoratedsmoothed_pwdb; + undec_sm_pwdb = rtlpriv->dm.entry_min_undec_sm_pwdb; RT_TRACE(rtlpriv, COMP_POWER, DBG_LOUD, "AP Ext Port PWDB = 0x%lx\n", - undecorated_smoothed_pwdb); + undec_sm_pwdb); } - if (undecorated_smoothed_pwdb >= TX_POWER_NEAR_FIELD_THRESH_LVL2) { + if (undec_sm_pwdb >= TX_POWER_NEAR_FIELD_THRESH_LVL2) { rtlpriv->dm.dynamic_txhighpower_lvl = TXHIGHPWRLEVEL_LEVEL1; RT_TRACE(rtlpriv, COMP_POWER, DBG_LOUD, "TXHIGHPWRLEVEL_LEVEL1 (TxPwr=0x0)\n"); - } else if ((undecorated_smoothed_pwdb < - (TX_POWER_NEAR_FIELD_THRESH_LVL2 - 3)) && - (undecorated_smoothed_pwdb >= - TX_POWER_NEAR_FIELD_THRESH_LVL1)) { + } else if ((undec_sm_pwdb < (TX_POWER_NEAR_FIELD_THRESH_LVL2 - 3)) && + (undec_sm_pwdb >= TX_POWER_NEAR_FIELD_THRESH_LVL1)) { rtlpriv->dm.dynamic_txhighpower_lvl = TXHIGHPWRLEVEL_LEVEL1; RT_TRACE(rtlpriv, COMP_POWER, DBG_LOUD, "TXHIGHPWRLEVEL_LEVEL1 (TxPwr=0x10)\n"); - } else if (undecorated_smoothed_pwdb < - (TX_POWER_NEAR_FIELD_THRESH_LVL1 - 5)) { + } else if (undec_sm_pwdb < (TX_POWER_NEAR_FIELD_THRESH_LVL1 - 5)) { rtlpriv->dm.dynamic_txhighpower_lvl = TXHIGHPWRLEVEL_NORMAL; RT_TRACE(rtlpriv, COMP_POWER, DBG_LOUD, "TXHIGHPWRLEVEL_NORMAL\n"); diff --git a/drivers/net/wireless/rtlwifi/rtl8192cu/hw.c b/drivers/net/wireless/rtlwifi/rtl8192cu/hw.c index 7d36a94..b1ccff4 100644 --- a/drivers/net/wireless/rtlwifi/rtl8192cu/hw.c +++ b/drivers/net/wireless/rtlwifi/rtl8192cu/hw.c @@ -152,9 +152,9 @@ static void _rtl92cu_read_txpower_info_from_hwpg(struct ieee80211_hw *hw, tempval = hwinfo[EEPROM_TXPOWERHT40_2SDIFF + i]; else tempval = EEPROM_DEFAULT_HT40_2SDIFF; - rtlefuse->eeprom_chnlarea_txpwr_ht40_2sdiif[RF90_PATH_A][i] = + rtlefuse->eprom_chnl_txpwr_ht40_2sdf[RF90_PATH_A][i] = (tempval & 0xf); - rtlefuse->eeprom_chnlarea_txpwr_ht40_2sdiif[RF90_PATH_B][i] = + rtlefuse->eprom_chnl_txpwr_ht40_2sdf[RF90_PATH_B][i] = ((tempval & 0xf0) >> 4); } for (rf_path = 0; rf_path < 2; rf_path++) @@ -177,7 +177,7 @@ static void _rtl92cu_read_txpower_info_from_hwpg(struct ieee80211_hw *hw, "RF(%d) EEPROM HT40 2S Diff Area(%d) = 0x%x\n", rf_path, i, rtlefuse-> - eeprom_chnlarea_txpwr_ht40_2sdiif[rf_path][i]); + eprom_chnl_txpwr_ht40_2sdf[rf_path][i]); for (rf_path = 0; rf_path < 2; rf_path++) { for (i = 0; i < 14; i++) { index = _rtl92c_get_chnl_group((u8) i); @@ -189,13 +189,13 @@ static void _rtl92cu_read_txpower_info_from_hwpg(struct ieee80211_hw *hw, if ((rtlefuse-> eeprom_chnlarea_txpwr_ht40_1s[rf_path][index] - rtlefuse-> - eeprom_chnlarea_txpwr_ht40_2sdiif[rf_path][index]) + eprom_chnl_txpwr_ht40_2sdf[rf_path][index]) > 0) { rtlefuse->txpwrlevel_ht40_2s[rf_path][i] = rtlefuse-> eeprom_chnlarea_txpwr_ht40_1s[rf_path] [index] - rtlefuse-> - eeprom_chnlarea_txpwr_ht40_2sdiif[rf_path] + eprom_chnl_txpwr_ht40_2sdf[rf_path] [index]; } else { rtlefuse->txpwrlevel_ht40_2s[rf_path][i] = 0; diff --git a/drivers/net/wireless/rtlwifi/rtl8192cu/mac.c b/drivers/net/wireless/rtlwifi/rtl8192cu/mac.c index 7e91c76..32ff959 100644 --- a/drivers/net/wireless/rtlwifi/rtl8192cu/mac.c +++ b/drivers/net/wireless/rtlwifi/rtl8192cu/mac.c @@ -46,7 +46,7 @@ #define LINK_Q ui_link_quality #define RX_EVM rx_evm_percentage -#define RX_SIGQ rx_mimo_signalquality +#define RX_SIGQ rx_mimo_sig_qual void rtl92c_read_chip_version(struct ieee80211_hw *hw) @@ -982,32 +982,27 @@ static void _rtl92c_process_pwdb(struct ieee80211_hw *hw, { struct rtl_priv *rtlpriv = rtl_priv(hw); struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); - long undecorated_smoothed_pwdb = 0; + long undec_sm_pwdb = 0; if (mac->opmode == NL80211_IFTYPE_ADHOC) { return; } else { - undecorated_smoothed_pwdb = - rtlpriv->dm.undecorated_smoothed_pwdb; + undec_sm_pwdb = rtlpriv->dm.undec_sm_pwdb; } if (pstats->packet_toself || pstats->packet_beacon) { - if (undecorated_smoothed_pwdb < 0) - undecorated_smoothed_pwdb = pstats->rx_pwdb_all; - if (pstats->rx_pwdb_all > (u32) undecorated_smoothed_pwdb) { - undecorated_smoothed_pwdb = - (((undecorated_smoothed_pwdb) * + if (undec_sm_pwdb < 0) + undec_sm_pwdb = pstats->rx_pwdb_all; + if (pstats->rx_pwdb_all > (u32) undec_sm_pwdb) { + undec_sm_pwdb = (((undec_sm_pwdb) * (RX_SMOOTH_FACTOR - 1)) + (pstats->rx_pwdb_all)) / (RX_SMOOTH_FACTOR); - undecorated_smoothed_pwdb = undecorated_smoothed_pwdb - + 1; + undec_sm_pwdb += 1; } else { - undecorated_smoothed_pwdb = - (((undecorated_smoothed_pwdb) * + undec_sm_pwdb = (((undec_sm_pwdb) * (RX_SMOOTH_FACTOR - 1)) + (pstats->rx_pwdb_all)) / (RX_SMOOTH_FACTOR); } - rtlpriv->dm.undecorated_smoothed_pwdb = - undecorated_smoothed_pwdb; + rtlpriv->dm.undec_sm_pwdb = undec_sm_pwdb; _rtl92c_update_rxsignalstatistics(hw, pstats); } } diff --git a/drivers/net/wireless/rtlwifi/rtl8192cu/rf.c b/drivers/net/wireless/rtlwifi/rtl8192cu/rf.c index 506b9a0..953f1a0 100644 --- a/drivers/net/wireless/rtlwifi/rtl8192cu/rf.c +++ b/drivers/net/wireless/rtlwifi/rtl8192cu/rf.c @@ -115,15 +115,11 @@ void rtl92cu_phy_rf6052_set_cck_txpower(struct ieee80211_hw *hw, (ppowerlevel[idx1] << 24); } if (rtlefuse->eeprom_regulatory == 0) { - tmpval = (rtlphy->mcs_txpwrlevel_origoffset - [0][6]) + - (rtlphy->mcs_txpwrlevel_origoffset - [0][7] << 8); + tmpval = (rtlphy->mcs_offset[0][6]) + + (rtlphy->mcs_offset[0][7] << 8); tx_agc[RF90_PATH_A] += tmpval; - tmpval = (rtlphy->mcs_txpwrlevel_origoffset - [0][14]) + - (rtlphy->mcs_txpwrlevel_origoffset - [0][15] << 24); + tmpval = (rtlphy->mcs_offset[0][14]) + + (rtlphy->mcs_offset[0][15] << 24); tx_agc[RF90_PATH_B] += tmpval; } } @@ -215,7 +211,7 @@ static void _rtl92c_get_txpower_writeval_by_regulatory(struct ieee80211_hw *hw, switch (rtlefuse->eeprom_regulatory) { case 0: chnlgroup = 0; - writeVal = rtlphy->mcs_txpwrlevel_origoffset + writeVal = rtlphy->mcs_offset [chnlgroup][index + (rf ? 8 : 0)] + ((index < 2) ? powerBase0[rf] : powerBase1[rf]); RTPRINT(rtlpriv, FPHY, PHY_TXPWR, @@ -238,8 +234,7 @@ static void _rtl92c_get_txpower_writeval_by_regulatory(struct ieee80211_hw *hw, else chnlgroup += 4; } - writeVal = rtlphy->mcs_txpwrlevel_origoffset - [chnlgroup][index + + writeVal = rtlphy->mcs_offset[chnlgroup][index + (rf ? 8 : 0)] + ((index < 2) ? powerBase0[rf] : powerBase1[rf]); @@ -271,8 +266,7 @@ static void _rtl92c_get_txpower_writeval_by_regulatory(struct ieee80211_hw *hw, [channel - 1]); } for (i = 0; i < 4; i++) { - pwr_diff_limit[i] = - (u8) ((rtlphy->mcs_txpwrlevel_origoffset + pwr_diff_limit[i] = (u8) ((rtlphy->mcs_offset [chnlgroup][index + (rf ? 8 : 0)] & (0x7f << (i * 8))) >> (i * 8)); if (rtlphy->current_chan_bw == @@ -306,7 +300,7 @@ static void _rtl92c_get_txpower_writeval_by_regulatory(struct ieee80211_hw *hw, break; default: chnlgroup = 0; - writeVal = rtlphy->mcs_txpwrlevel_origoffset[chnlgroup] + writeVal = rtlphy->mcs_offset[chnlgroup] [index + (rf ? 8 : 0)] + ((index < 2) ? powerBase0[rf] : powerBase1[rf]); RTPRINT(rtlpriv, FPHY, PHY_TXPWR, diff --git a/drivers/net/wireless/rtlwifi/rtl8192de/dm.c b/drivers/net/wireless/rtlwifi/rtl8192de/dm.c index ed868c3..fd8df23 100644 --- a/drivers/net/wireless/rtlwifi/rtl8192de/dm.c +++ b/drivers/net/wireless/rtlwifi/rtl8192de/dm.c @@ -35,7 +35,7 @@ #include "dm.h" #include "fw.h" -#define UNDEC_SM_PWDB entry_min_undecoratedsmoothed_pwdb +#define UNDEC_SM_PWDB entry_min_undec_sm_pwdb static const u32 ofdmswing_table[OFDM_TABLE_SIZE_92D] = { 0x7f8001fe, /* 0, +6.0dB */ @@ -164,18 +164,18 @@ static void rtl92d_dm_diginit(struct ieee80211_hw *hw) de_digtable->dig_ext_port_stage = DIG_EXT_PORT_STAGE_MAX; de_digtable->cur_igvalue = 0x20; de_digtable->pre_igvalue = 0x0; - de_digtable->cursta_connectstate = DIG_STA_DISCONNECT; - de_digtable->presta_connectstate = DIG_STA_DISCONNECT; - de_digtable->curmultista_connectstate = DIG_MULTISTA_DISCONNECT; + de_digtable->cursta_cstate = DIG_STA_DISCONNECT; + de_digtable->presta_cstate = DIG_STA_DISCONNECT; + de_digtable->curmultista_cstate = DIG_MULTISTA_DISCONNECT; de_digtable->rssi_lowthresh = DM_DIG_THRESH_LOW; de_digtable->rssi_highthresh = DM_DIG_THRESH_HIGH; de_digtable->fa_lowthresh = DM_FALSEALARM_THRESH_LOW; de_digtable->fa_highthresh = DM_FALSEALARM_THRESH_HIGH; de_digtable->rx_gain_range_max = DM_DIG_FA_UPPER; de_digtable->rx_gain_range_min = DM_DIG_FA_LOWER; - de_digtable->backoff_val = DM_DIG_BACKOFF_DEFAULT; - de_digtable->backoff_val_range_max = DM_DIG_BACKOFF_MAX; - de_digtable->backoff_val_range_min = DM_DIG_BACKOFF_MIN; + de_digtable->back_val = DM_DIG_BACKOFF_DEFAULT; + de_digtable->back_range_max = DM_DIG_BACKOFF_MAX; + de_digtable->back_range_min = DM_DIG_BACKOFF_MIN; de_digtable->pre_cck_pd_state = CCK_PD_STAGE_LOWRSSI; de_digtable->cur_cck_pd_state = CCK_PD_STAGE_MAX; de_digtable->large_fa_hit = 0; @@ -273,35 +273,34 @@ static void rtl92d_dm_find_minimum_rssi(struct ieee80211_hw *hw) /* Determine the minimum RSSI */ if ((mac->link_state < MAC80211_LINKED) && (rtlpriv->dm.UNDEC_SM_PWDB == 0)) { - de_digtable->min_undecorated_pwdb_for_dm = 0; + de_digtable->min_undec_pwdb_for_dm = 0; RT_TRACE(rtlpriv, COMP_BB_POWERSAVING, DBG_LOUD, "Not connected to any\n"); } if (mac->link_state >= MAC80211_LINKED) { if (mac->opmode == NL80211_IFTYPE_AP || mac->opmode == NL80211_IFTYPE_ADHOC) { - de_digtable->min_undecorated_pwdb_for_dm = + de_digtable->min_undec_pwdb_for_dm = rtlpriv->dm.UNDEC_SM_PWDB; RT_TRACE(rtlpriv, COMP_BB_POWERSAVING, DBG_LOUD, "AP Client PWDB = 0x%lx\n", rtlpriv->dm.UNDEC_SM_PWDB); } else { - de_digtable->min_undecorated_pwdb_for_dm = - rtlpriv->dm.undecorated_smoothed_pwdb; + de_digtable->min_undec_pwdb_for_dm = + rtlpriv->dm.undec_sm_pwdb; RT_TRACE(rtlpriv, COMP_BB_POWERSAVING, DBG_LOUD, "STA Default Port PWDB = 0x%x\n", - de_digtable->min_undecorated_pwdb_for_dm); + de_digtable->min_undec_pwdb_for_dm); } } else { - de_digtable->min_undecorated_pwdb_for_dm = - rtlpriv->dm.UNDEC_SM_PWDB; + de_digtable->min_undec_pwdb_for_dm = rtlpriv->dm.UNDEC_SM_PWDB; RT_TRACE(rtlpriv, COMP_BB_POWERSAVING, DBG_LOUD, "AP Ext Port or disconnect PWDB = 0x%x\n", - de_digtable->min_undecorated_pwdb_for_dm); + de_digtable->min_undec_pwdb_for_dm); } RT_TRACE(rtlpriv, COMP_DIG, DBG_LOUD, "MinUndecoratedPWDBForDM =%d\n", - de_digtable->min_undecorated_pwdb_for_dm); + de_digtable->min_undec_pwdb_for_dm); } static void rtl92d_dm_cck_packet_detection_thresh(struct ieee80211_hw *hw) @@ -310,16 +309,16 @@ static void rtl92d_dm_cck_packet_detection_thresh(struct ieee80211_hw *hw) struct dig_t *de_digtable = &rtlpriv->dm_digtable; unsigned long flag = 0; - if (de_digtable->cursta_connectstate == DIG_STA_CONNECT) { + if (de_digtable->cursta_cstate == DIG_STA_CONNECT) { if (de_digtable->pre_cck_pd_state == CCK_PD_STAGE_LOWRSSI) { - if (de_digtable->min_undecorated_pwdb_for_dm <= 25) + if (de_digtable->min_undec_pwdb_for_dm <= 25) de_digtable->cur_cck_pd_state = CCK_PD_STAGE_LOWRSSI; else de_digtable->cur_cck_pd_state = CCK_PD_STAGE_HIGHRSSI; } else { - if (de_digtable->min_undecorated_pwdb_for_dm <= 20) + if (de_digtable->min_undec_pwdb_for_dm <= 20) de_digtable->cur_cck_pd_state = CCK_PD_STAGE_LOWRSSI; else @@ -342,7 +341,7 @@ static void rtl92d_dm_cck_packet_detection_thresh(struct ieee80211_hw *hw) de_digtable->pre_cck_pd_state = de_digtable->cur_cck_pd_state; } RT_TRACE(rtlpriv, COMP_DIG, DBG_LOUD, "CurSTAConnectState=%s\n", - de_digtable->cursta_connectstate == DIG_STA_CONNECT ? + de_digtable->cursta_cstate == DIG_STA_CONNECT ? "DIG_STA_CONNECT " : "DIG_STA_DISCONNECT"); RT_TRACE(rtlpriv, COMP_DIG, DBG_LOUD, "CCKPDStage=%s\n", de_digtable->cur_cck_pd_state == CCK_PD_STAGE_LOWRSSI ? @@ -358,9 +357,9 @@ void rtl92d_dm_write_dig(struct ieee80211_hw *hw) struct dig_t *de_digtable = &rtlpriv->dm_digtable; RT_TRACE(rtlpriv, COMP_DIG, DBG_LOUD, - "cur_igvalue = 0x%x, pre_igvalue = 0x%x, backoff_val = %d\n", + "cur_igvalue = 0x%x, pre_igvalue = 0x%x, back_val = %d\n", de_digtable->cur_igvalue, de_digtable->pre_igvalue, - de_digtable->backoff_val); + de_digtable->back_val); if (de_digtable->dig_enable_flag == false) { RT_TRACE(rtlpriv, COMP_DIG, DBG_LOUD, "DIG is disabled\n"); de_digtable->pre_igvalue = 0x17; @@ -382,13 +381,13 @@ static void rtl92d_early_mode_enabled(struct rtl_priv *rtlpriv) if ((rtlpriv->mac80211.link_state >= MAC80211_LINKED) && (rtlpriv->mac80211.vendor == PEER_CISCO)) { RT_TRACE(rtlpriv, COMP_DIG, DBG_LOUD, "IOT_PEER = CISCO\n"); - if (de_digtable->last_min_undecorated_pwdb_for_dm >= 50 - && de_digtable->min_undecorated_pwdb_for_dm < 50) { + if (de_digtable->last_min_undec_pwdb_for_dm >= 50 + && de_digtable->min_undec_pwdb_for_dm < 50) { rtl_write_byte(rtlpriv, REG_EARLY_MODE_CONTROL, 0x00); RT_TRACE(rtlpriv, COMP_DIG, DBG_LOUD, "Early Mode Off\n"); - } else if (de_digtable->last_min_undecorated_pwdb_for_dm <= 55 && - de_digtable->min_undecorated_pwdb_for_dm > 55) { + } else if (de_digtable->last_min_undec_pwdb_for_dm <= 55 && + de_digtable->min_undec_pwdb_for_dm > 55) { rtl_write_byte(rtlpriv, REG_EARLY_MODE_CONTROL, 0x0f); RT_TRACE(rtlpriv, COMP_DIG, DBG_LOUD, "Early Mode On\n"); @@ -409,8 +408,8 @@ static void rtl92d_dm_dig(struct ieee80211_hw *hw) RT_TRACE(rtlpriv, COMP_DIG, DBG_LOUD, "==>\n"); if (rtlpriv->rtlhal.earlymode_enable) { rtl92d_early_mode_enabled(rtlpriv); - de_digtable->last_min_undecorated_pwdb_for_dm = - de_digtable->min_undecorated_pwdb_for_dm; + de_digtable->last_min_undec_pwdb_for_dm = + de_digtable->min_undec_pwdb_for_dm; } if (!rtlpriv->dm.dm_initialgain_enable) return; @@ -428,9 +427,9 @@ static void rtl92d_dm_dig(struct ieee80211_hw *hw) RT_TRACE(rtlpriv, COMP_DIG, DBG_LOUD, "progress\n"); /* Decide the current status and if modify initial gain or not */ if (rtlpriv->mac80211.link_state >= MAC80211_LINKED) - de_digtable->cursta_connectstate = DIG_STA_CONNECT; + de_digtable->cursta_cstate = DIG_STA_CONNECT; else - de_digtable->cursta_connectstate = DIG_STA_DISCONNECT; + de_digtable->cursta_cstate = DIG_STA_DISCONNECT; /* adjust initial gain according to false alarm counter */ if (falsealm_cnt->cnt_all < DM_DIG_FA_TH0) @@ -522,7 +521,7 @@ static void rtl92d_dm_dynamic_txpower(struct ieee80211_hw *hw) struct rtl_phy *rtlphy = &(rtlpriv->phy); struct rtl_hal *rtlhal = rtl_hal(rtlpriv); struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); - long undecorated_smoothed_pwdb; + long undec_sm_pwdb; if ((!rtlpriv->dm.dynamic_txpower_enable) || rtlpriv->dm.dm_flag & HAL_DM_HIPWR_DISABLE) { @@ -539,62 +538,62 @@ static void rtl92d_dm_dynamic_txpower(struct ieee80211_hw *hw) } if (mac->link_state >= MAC80211_LINKED) { if (mac->opmode == NL80211_IFTYPE_ADHOC) { - undecorated_smoothed_pwdb = + undec_sm_pwdb = rtlpriv->dm.UNDEC_SM_PWDB; RT_TRACE(rtlpriv, COMP_POWER, DBG_LOUD, "IBSS Client PWDB = 0x%lx\n", - undecorated_smoothed_pwdb); + undec_sm_pwdb); } else { - undecorated_smoothed_pwdb = - rtlpriv->dm.undecorated_smoothed_pwdb; + undec_sm_pwdb = + rtlpriv->dm.undec_sm_pwdb; RT_TRACE(rtlpriv, COMP_POWER, DBG_LOUD, "STA Default Port PWDB = 0x%lx\n", - undecorated_smoothed_pwdb); + undec_sm_pwdb); } } else { - undecorated_smoothed_pwdb = + undec_sm_pwdb = rtlpriv->dm.UNDEC_SM_PWDB; RT_TRACE(rtlpriv, COMP_POWER, DBG_LOUD, "AP Ext Port PWDB = 0x%lx\n", - undecorated_smoothed_pwdb); + undec_sm_pwdb); } if (rtlhal->current_bandtype == BAND_ON_5G) { - if (undecorated_smoothed_pwdb >= 0x33) { + if (undec_sm_pwdb >= 0x33) { rtlpriv->dm.dynamic_txhighpower_lvl = TXHIGHPWRLEVEL_LEVEL2; RT_TRACE(rtlpriv, COMP_HIPWR, DBG_LOUD, "5G:TxHighPwrLevel_Level2 (TxPwr=0x0)\n"); - } else if ((undecorated_smoothed_pwdb < 0x33) - && (undecorated_smoothed_pwdb >= 0x2b)) { + } else if ((undec_sm_pwdb < 0x33) + && (undec_sm_pwdb >= 0x2b)) { rtlpriv->dm.dynamic_txhighpower_lvl = TXHIGHPWRLEVEL_LEVEL1; RT_TRACE(rtlpriv, COMP_HIPWR, DBG_LOUD, "5G:TxHighPwrLevel_Level1 (TxPwr=0x10)\n"); - } else if (undecorated_smoothed_pwdb < 0x2b) { + } else if (undec_sm_pwdb < 0x2b) { rtlpriv->dm.dynamic_txhighpower_lvl = TXHIGHPWRLEVEL_NORMAL; RT_TRACE(rtlpriv, COMP_HIPWR, DBG_LOUD, "5G:TxHighPwrLevel_Normal\n"); } } else { - if (undecorated_smoothed_pwdb >= + if (undec_sm_pwdb >= TX_POWER_NEAR_FIELD_THRESH_LVL2) { rtlpriv->dm.dynamic_txhighpower_lvl = TXHIGHPWRLEVEL_LEVEL2; RT_TRACE(rtlpriv, COMP_POWER, DBG_LOUD, "TXHIGHPWRLEVEL_LEVEL1 (TxPwr=0x0)\n"); } else - if ((undecorated_smoothed_pwdb < + if ((undec_sm_pwdb < (TX_POWER_NEAR_FIELD_THRESH_LVL2 - 3)) - && (undecorated_smoothed_pwdb >= + && (undec_sm_pwdb >= TX_POWER_NEAR_FIELD_THRESH_LVL1)) { rtlpriv->dm.dynamic_txhighpower_lvl = TXHIGHPWRLEVEL_LEVEL1; RT_TRACE(rtlpriv, COMP_POWER, DBG_LOUD, "TXHIGHPWRLEVEL_LEVEL1 (TxPwr=0x10)\n"); - } else if (undecorated_smoothed_pwdb < + } else if (undec_sm_pwdb < (TX_POWER_NEAR_FIELD_THRESH_LVL1 - 5)) { rtlpriv->dm.dynamic_txhighpower_lvl = TXHIGHPWRLEVEL_NORMAL; @@ -620,7 +619,7 @@ static void rtl92d_dm_pwdb_monitor(struct ieee80211_hw *hw) return; /* Indicate Rx signal strength to FW. */ if (rtlpriv->dm.useramask) { - u32 temp = rtlpriv->dm.undecorated_smoothed_pwdb; + u32 temp = rtlpriv->dm.undec_sm_pwdb; temp <<= 16; temp |= 0x100; @@ -629,7 +628,7 @@ static void rtl92d_dm_pwdb_monitor(struct ieee80211_hw *hw) rtl92d_fill_h2c_cmd(hw, H2C_RSSI_REPORT, 3, (u8 *) (&temp)); } else { rtl_write_byte(rtlpriv, 0x4fe, - (u8) rtlpriv->dm.undecorated_smoothed_pwdb); + (u8) rtlpriv->dm.undec_sm_pwdb); } } diff --git a/drivers/net/wireless/rtlwifi/rtl8192de/phy.c b/drivers/net/wireless/rtlwifi/rtl8192de/phy.c index db00860..33041bd 100644 --- a/drivers/net/wireless/rtlwifi/rtl8192de/phy.c +++ b/drivers/net/wireless/rtlwifi/rtl8192de/phy.c @@ -298,13 +298,13 @@ static u32 _rtl92d_phy_rf_serial_read(struct ieee80211_hw *hw, rfpi_enable = (u8) rtl_get_bbreg(hw, RFPGA0_XB_HSSIPARAMETER1, BIT(8)); if (rfpi_enable) - retvalue = rtl_get_bbreg(hw, pphyreg->rflssi_readbackpi, + retvalue = rtl_get_bbreg(hw, pphyreg->rf_rbpi, BLSSIREADBACKDATA); else - retvalue = rtl_get_bbreg(hw, pphyreg->rflssi_readback, + retvalue = rtl_get_bbreg(hw, pphyreg->rf_rb, BLSSIREADBACKDATA); RT_TRACE(rtlpriv, COMP_RF, DBG_TRACE, "RFR-%d Addr[0x%x] = 0x%x\n", - rfpath, pphyreg->rflssi_readback, retvalue); + rfpath, pphyreg->rf_rb, retvalue); return retvalue; } @@ -478,14 +478,10 @@ static void _rtl92d_phy_init_bb_rf_register_definition(struct ieee80211_hw *hw) /* RF switch Control */ /* TR/Ant switch control */ - rtlphy->phyreg_def[RF90_PATH_A].rfswitch_control = - RFPGA0_XAB_SWITCHCONTROL; - rtlphy->phyreg_def[RF90_PATH_B].rfswitch_control = - RFPGA0_XAB_SWITCHCONTROL; - rtlphy->phyreg_def[RF90_PATH_C].rfswitch_control = - RFPGA0_XCD_SWITCHCONTROL; - rtlphy->phyreg_def[RF90_PATH_D].rfswitch_control = - RFPGA0_XCD_SWITCHCONTROL; + rtlphy->phyreg_def[RF90_PATH_A].rfsw_ctrl = RFPGA0_XAB_SWITCHCONTROL; + rtlphy->phyreg_def[RF90_PATH_B].rfsw_ctrl = RFPGA0_XAB_SWITCHCONTROL; + rtlphy->phyreg_def[RF90_PATH_C].rfsw_ctrl = RFPGA0_XCD_SWITCHCONTROL; + rtlphy->phyreg_def[RF90_PATH_D].rfsw_ctrl = RFPGA0_XCD_SWITCHCONTROL; /* AGC control 1 */ rtlphy->phyreg_def[RF90_PATH_A].rfagc_control1 = ROFDM0_XAAGCCORE1; @@ -500,14 +496,10 @@ static void _rtl92d_phy_init_bb_rf_register_definition(struct ieee80211_hw *hw) rtlphy->phyreg_def[RF90_PATH_D].rfagc_control2 = ROFDM0_XDAGCCORE2; /* RX AFE control 1 */ - rtlphy->phyreg_def[RF90_PATH_A].rfrxiq_imbalance = - ROFDM0_XARXIQIMBALANCE; - rtlphy->phyreg_def[RF90_PATH_B].rfrxiq_imbalance = - ROFDM0_XBRXIQIMBALANCE; - rtlphy->phyreg_def[RF90_PATH_C].rfrxiq_imbalance = - ROFDM0_XCRXIQIMBALANCE; - rtlphy->phyreg_def[RF90_PATH_D].rfrxiq_imbalance = - ROFDM0_XDRXIQIMBALANCE; + rtlphy->phyreg_def[RF90_PATH_A].rfrxiq_imbal = ROFDM0_XARXIQIMBALANCE; + rtlphy->phyreg_def[RF90_PATH_B].rfrxiq_imbal = ROFDM0_XBRXIQIMBALANCE; + rtlphy->phyreg_def[RF90_PATH_C].rfrxiq_imbal = ROFDM0_XCRXIQIMBALANCE; + rtlphy->phyreg_def[RF90_PATH_D].rfrxiq_imbal = ROFDM0_XDRXIQIMBALANCE; /*RX AFE control 1 */ rtlphy->phyreg_def[RF90_PATH_A].rfrx_afe = ROFDM0_XARXAFE; @@ -516,14 +508,10 @@ static void _rtl92d_phy_init_bb_rf_register_definition(struct ieee80211_hw *hw) rtlphy->phyreg_def[RF90_PATH_D].rfrx_afe = ROFDM0_XDRXAFE; /* Tx AFE control 1 */ - rtlphy->phyreg_def[RF90_PATH_A].rftxiq_imbalance = - ROFDM0_XATxIQIMBALANCE; - rtlphy->phyreg_def[RF90_PATH_B].rftxiq_imbalance = - ROFDM0_XBTxIQIMBALANCE; - rtlphy->phyreg_def[RF90_PATH_C].rftxiq_imbalance = - ROFDM0_XCTxIQIMBALANCE; - rtlphy->phyreg_def[RF90_PATH_D].rftxiq_imbalance = - ROFDM0_XDTxIQIMBALANCE; + rtlphy->phyreg_def[RF90_PATH_A].rftxiq_imbal = ROFDM0_XATxIQIMBALANCE; + rtlphy->phyreg_def[RF90_PATH_B].rftxiq_imbal = ROFDM0_XBTxIQIMBALANCE; + rtlphy->phyreg_def[RF90_PATH_C].rftxiq_imbal = ROFDM0_XCTxIQIMBALANCE; + rtlphy->phyreg_def[RF90_PATH_D].rftxiq_imbal = ROFDM0_XDTxIQIMBALANCE; /* Tx AFE control 2 */ rtlphy->phyreg_def[RF90_PATH_A].rftx_afe = ROFDM0_XATxAFE; @@ -532,20 +520,14 @@ static void _rtl92d_phy_init_bb_rf_register_definition(struct ieee80211_hw *hw) rtlphy->phyreg_def[RF90_PATH_D].rftx_afe = ROFDM0_XDTxAFE; /* Tranceiver LSSI Readback SI mode */ - rtlphy->phyreg_def[RF90_PATH_A].rflssi_readback = - RFPGA0_XA_LSSIREADBACK; - rtlphy->phyreg_def[RF90_PATH_B].rflssi_readback = - RFPGA0_XB_LSSIREADBACK; - rtlphy->phyreg_def[RF90_PATH_C].rflssi_readback = - RFPGA0_XC_LSSIREADBACK; - rtlphy->phyreg_def[RF90_PATH_D].rflssi_readback = - RFPGA0_XD_LSSIREADBACK; + rtlphy->phyreg_def[RF90_PATH_A].rf_rb = RFPGA0_XA_LSSIREADBACK; + rtlphy->phyreg_def[RF90_PATH_B].rf_rb = RFPGA0_XB_LSSIREADBACK; + rtlphy->phyreg_def[RF90_PATH_C].rf_rb = RFPGA0_XC_LSSIREADBACK; + rtlphy->phyreg_def[RF90_PATH_D].rf_rb = RFPGA0_XD_LSSIREADBACK; /* Tranceiver LSSI Readback PI mode */ - rtlphy->phyreg_def[RF90_PATH_A].rflssi_readbackpi = - TRANSCEIVERA_HSPI_READBACK; - rtlphy->phyreg_def[RF90_PATH_B].rflssi_readbackpi = - TRANSCEIVERB_HSPI_READBACK; + rtlphy->phyreg_def[RF90_PATH_A].rf_rbpi = TRANSCEIVERA_HSPI_READBACK; + rtlphy->phyreg_def[RF90_PATH_B].rf_rbpi = TRANSCEIVERB_HSPI_READBACK; } static bool _rtl92d_phy_config_bb_with_headerfile(struct ieee80211_hw *hw, @@ -702,12 +684,11 @@ static void _rtl92d_store_pwrindex_diffrate_offset(struct ieee80211_hw *hw, else return; - rtlphy->mcs_txpwrlevel_origoffset[rtlphy->pwrgroup_cnt][index] = data; + rtlphy->mcs_offset[rtlphy->pwrgroup_cnt][index] = data; RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE, "MCSTxPowerLevelOriginalOffset[%d][%d] = 0x%ulx\n", rtlphy->pwrgroup_cnt, index, - rtlphy->mcs_txpwrlevel_origoffset - [rtlphy->pwrgroup_cnt][index]); + rtlphy->mcs_offset[rtlphy->pwrgroup_cnt][index]); if (index == 13) rtlphy->pwrgroup_cnt++; } diff --git a/drivers/net/wireless/rtlwifi/rtl8192de/rf.c b/drivers/net/wireless/rtlwifi/rtl8192de/rf.c index 3066a7fb..20144e0 100644 --- a/drivers/net/wireless/rtlwifi/rtl8192de/rf.c +++ b/drivers/net/wireless/rtlwifi/rtl8192de/rf.c @@ -106,11 +106,11 @@ void rtl92d_phy_rf6052_set_cck_txpower(struct ieee80211_hw *hw, (ppowerlevel[idx1] << 24); } if (rtlefuse->eeprom_regulatory == 0) { - tmpval = (rtlphy->mcs_txpwrlevel_origoffset[0][6]) + - (rtlphy->mcs_txpwrlevel_origoffset[0][7] << 8); + tmpval = (rtlphy->mcs_offset[0][6]) + + (rtlphy->mcs_offset[0][7] << 8); tx_agc[RF90_PATH_A] += tmpval; - tmpval = (rtlphy->mcs_txpwrlevel_origoffset[0][14]) + - (rtlphy->mcs_txpwrlevel_origoffset[0][15] << 24); + tmpval = (rtlphy->mcs_offset[0][14]) + + (rtlphy->mcs_offset[0][15] << 24); tx_agc[RF90_PATH_B] += tmpval; } } @@ -227,7 +227,7 @@ static void _rtl92d_get_txpower_writeval_by_regulatory(struct ieee80211_hw *hw, switch (rtlefuse->eeprom_regulatory) { case 0: chnlgroup = 0; - writeval = rtlphy->mcs_txpwrlevel_origoffset + writeval = rtlphy->mcs_offset [chnlgroup][index + (rf ? 8 : 0)] + ((index < 2) ? powerbase0[rf] : @@ -247,7 +247,7 @@ static void _rtl92d_get_txpower_writeval_by_regulatory(struct ieee80211_hw *hw, chnlgroup++; else chnlgroup += 4; - writeval = rtlphy->mcs_txpwrlevel_origoffset + writeval = rtlphy->mcs_offset [chnlgroup][index + (rf ? 8 : 0)] + ((index < 2) ? powerbase0[rf] : @@ -280,8 +280,7 @@ static void _rtl92d_get_txpower_writeval_by_regulatory(struct ieee80211_hw *hw, [channel - 1]); } for (i = 0; i < 4; i++) { - pwr_diff_limit[i] = - (u8)((rtlphy->mcs_txpwrlevel_origoffset + pwr_diff_limit[i] = (u8)((rtlphy->mcs_offset [chnlgroup][index + (rf ? 8 : 0)] & (0x7f << (i * 8))) >> (i * 8)); if (rtlphy->current_chan_bw == @@ -316,8 +315,7 @@ static void _rtl92d_get_txpower_writeval_by_regulatory(struct ieee80211_hw *hw, break; default: chnlgroup = 0; - writeval = rtlphy->mcs_txpwrlevel_origoffset - [chnlgroup][index + + writeval = rtlphy->mcs_offset[chnlgroup][index + (rf ? 8 : 0)] + ((index < 2) ? powerbase0[rf] : powerbase1[rf]); RTPRINT(rtlpriv, FPHY, PHY_TXPWR, diff --git a/drivers/net/wireless/rtlwifi/rtl8192de/trx.c b/drivers/net/wireless/rtlwifi/rtl8192de/trx.c index 4686f34..35bb9da 100644 --- a/drivers/net/wireless/rtlwifi/rtl8192de/trx.c +++ b/drivers/net/wireless/rtlwifi/rtl8192de/trx.c @@ -132,8 +132,8 @@ static void _rtl92de_query_rxphystatus(struct ieee80211_hw *hw, pstats->packet_toself = packet_toself; pstats->packet_beacon = packet_beacon; pstats->is_cck = is_cck_rate; - pstats->rx_mimo_signalquality[0] = -1; - pstats->rx_mimo_signalquality[1] = -1; + pstats->rx_mimo_sig_qual[0] = -1; + pstats->rx_mimo_sig_qual[1] = -1; if (is_cck_rate) { u8 report, cck_highpwr; @@ -212,8 +212,8 @@ static void _rtl92de_query_rxphystatus(struct ieee80211_hw *hw, sq = ((64 - sq) * 100) / 44; } pstats->signalquality = sq; - pstats->rx_mimo_signalquality[0] = sq; - pstats->rx_mimo_signalquality[1] = -1; + pstats->rx_mimo_sig_qual[0] = sq; + pstats->rx_mimo_sig_qual[1] = -1; } } else { rtlpriv->dm.rfpath_rxenable[0] = true; @@ -246,7 +246,7 @@ static void _rtl92de_query_rxphystatus(struct ieee80211_hw *hw, if (i == 0) pstats->signalquality = (u8)(evm & 0xff); - pstats->rx_mimo_signalquality[i] = + pstats->rx_mimo_sig_qual[i] = (u8)(evm & 0xff); } } @@ -345,33 +345,28 @@ static void _rtl92de_process_pwdb(struct ieee80211_hw *hw, { struct rtl_priv *rtlpriv = rtl_priv(hw); struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); - long undecorated_smoothed_pwdb; + long undec_sm_pwdb; if (mac->opmode == NL80211_IFTYPE_ADHOC || mac->opmode == NL80211_IFTYPE_AP) return; else - undecorated_smoothed_pwdb = - rtlpriv->dm.undecorated_smoothed_pwdb; + undec_sm_pwdb = rtlpriv->dm.undec_sm_pwdb; if (pstats->packet_toself || pstats->packet_beacon) { - if (undecorated_smoothed_pwdb < 0) - undecorated_smoothed_pwdb = pstats->rx_pwdb_all; - if (pstats->rx_pwdb_all > (u32) undecorated_smoothed_pwdb) { - undecorated_smoothed_pwdb = - (((undecorated_smoothed_pwdb) * + if (undec_sm_pwdb < 0) + undec_sm_pwdb = pstats->rx_pwdb_all; + if (pstats->rx_pwdb_all > (u32) undec_sm_pwdb) { + undec_sm_pwdb = (((undec_sm_pwdb) * (RX_SMOOTH_FACTOR - 1)) + (pstats->rx_pwdb_all)) / (RX_SMOOTH_FACTOR); - undecorated_smoothed_pwdb = - undecorated_smoothed_pwdb + 1; + undec_sm_pwdb = undec_sm_pwdb + 1; } else { - undecorated_smoothed_pwdb = - (((undecorated_smoothed_pwdb) * + undec_sm_pwdb = (((undec_sm_pwdb) * (RX_SMOOTH_FACTOR - 1)) + (pstats->rx_pwdb_all)) / (RX_SMOOTH_FACTOR); } - rtlpriv->dm.undecorated_smoothed_pwdb = - undecorated_smoothed_pwdb; + rtlpriv->dm.undec_sm_pwdb = undec_sm_pwdb; _rtl92de_update_rxsignalstatistics(hw, pstats); } } @@ -383,15 +378,15 @@ static void rtl92d_loop_over_streams(struct ieee80211_hw *hw, int stream; for (stream = 0; stream < 2; stream++) { - if (pstats->rx_mimo_signalquality[stream] != -1) { + if (pstats->rx_mimo_sig_qual[stream] != -1) { if (rtlpriv->stats.rx_evm_percentage[stream] == 0) { rtlpriv->stats.rx_evm_percentage[stream] = - pstats->rx_mimo_signalquality[stream]; + pstats->rx_mimo_sig_qual[stream]; } rtlpriv->stats.rx_evm_percentage[stream] = ((rtlpriv->stats.rx_evm_percentage[stream] * (RX_SMOOTH_FACTOR - 1)) + - (pstats->rx_mimo_signalquality[stream] * 1)) / + (pstats->rx_mimo_sig_qual[stream] * 1)) / (RX_SMOOTH_FACTOR); } } diff --git a/drivers/net/wireless/rtlwifi/rtl8192se/dm.c b/drivers/net/wireless/rtlwifi/rtl8192se/dm.c index 465f581..bf79a52 100644 --- a/drivers/net/wireless/rtlwifi/rtl8192se/dm.c +++ b/drivers/net/wireless/rtlwifi/rtl8192se/dm.c @@ -267,13 +267,12 @@ static void _rtl92s_dm_refresh_rateadaptive_mask(struct ieee80211_hw *hw) break; } - if (rtlpriv->dm.undecorated_smoothed_pwdb > - (long)high_rssi_thresh) { + if (rtlpriv->dm.undec_sm_pwdb > (long)high_rssi_thresh) { ra->ratr_state = DM_RATR_STA_HIGH; - } else if (rtlpriv->dm.undecorated_smoothed_pwdb > + } else if (rtlpriv->dm.undec_sm_pwdb > (long)middle_rssi_thresh) { ra->ratr_state = DM_RATR_STA_LOW; - } else if (rtlpriv->dm.undecorated_smoothed_pwdb > + } else if (rtlpriv->dm.undec_sm_pwdb > (long)low_rssi_thresh) { ra->ratr_state = DM_RATR_STA_LOW; } else { @@ -283,8 +282,7 @@ static void _rtl92s_dm_refresh_rateadaptive_mask(struct ieee80211_hw *hw) if (ra->pre_ratr_state != ra->ratr_state) { RT_TRACE(rtlpriv, COMP_RATE, DBG_LOUD, "RSSI = %ld RSSI_LEVEL = %d PreState = %d, CurState = %d\n", - rtlpriv->dm.undecorated_smoothed_pwdb, - ra->ratr_state, + rtlpriv->dm.undec_sm_pwdb, ra->ratr_state, ra->pre_ratr_state, ra->ratr_state); rtlpriv->cfg->ops->update_rate_tbl(hw, sta, @@ -316,7 +314,7 @@ static void _rtl92s_dm_switch_baseband_mrc(struct ieee80211_hw *hw) rtlpriv->cfg->ops->get_hw_reg(hw, HW_VAR_MRC, (u8 *)(¤t_mrc)); if (mac->link_state >= MAC80211_LINKED) { - if (rtlpriv->dm.undecorated_smoothed_pwdb > tmpentry_maxpwdb) { + if (rtlpriv->dm.undec_sm_pwdb > tmpentry_maxpwdb) { rssi_a = rtlpriv->stats.rx_rssi_percentage[RF90_PATH_A]; rssi_b = rtlpriv->stats.rx_rssi_percentage[RF90_PATH_B]; } @@ -424,18 +422,18 @@ static void rtl92s_backoff_enable_flag(struct ieee80211_hw *hw) struct false_alarm_statistics *falsealm_cnt = &(rtlpriv->falsealm_cnt); if (falsealm_cnt->cnt_all > digtable->fa_highthresh) { - if ((digtable->backoff_val - 6) < + if ((digtable->back_val - 6) < digtable->backoffval_range_min) - digtable->backoff_val = digtable->backoffval_range_min; + digtable->back_val = digtable->backoffval_range_min; else - digtable->backoff_val -= 6; + digtable->back_val -= 6; } else if (falsealm_cnt->cnt_all < digtable->fa_lowthresh) { - if ((digtable->backoff_val + 6) > + if ((digtable->back_val + 6) > digtable->backoffval_range_max) - digtable->backoff_val = + digtable->back_val = digtable->backoffval_range_max; else - digtable->backoff_val += 6; + digtable->back_val += 6; } } @@ -447,28 +445,28 @@ static void _rtl92s_dm_initial_gain_sta_beforeconnect(struct ieee80211_hw *hw) static u8 initialized, force_write; u8 initial_gain = 0; - if ((digtable->pre_sta_connectstate == digtable->cur_sta_connectstate) || - (digtable->cur_sta_connectstate == DIG_STA_BEFORE_CONNECT)) { - if (digtable->cur_sta_connectstate == DIG_STA_BEFORE_CONNECT) { + if ((digtable->pre_sta_cstate == digtable->cur_sta_cstate) || + (digtable->cur_sta_cstate == DIG_STA_BEFORE_CONNECT)) { + if (digtable->cur_sta_cstate == DIG_STA_BEFORE_CONNECT) { if (rtlpriv->psc.rfpwr_state != ERFON) return; if (digtable->backoff_enable_flag) rtl92s_backoff_enable_flag(hw); else - digtable->backoff_val = DM_DIG_BACKOFF; + digtable->back_val = DM_DIG_BACKOFF; - if ((digtable->rssi_val + 10 - digtable->backoff_val) > + if ((digtable->rssi_val + 10 - digtable->back_val) > digtable->rx_gain_range_max) digtable->cur_igvalue = digtable->rx_gain_range_max; - else if ((digtable->rssi_val + 10 - digtable->backoff_val) + else if ((digtable->rssi_val + 10 - digtable->back_val) < digtable->rx_gain_range_min) digtable->cur_igvalue = digtable->rx_gain_range_min; else digtable->cur_igvalue = digtable->rssi_val + 10 - - digtable->backoff_val; + digtable->back_val; if (falsealm_cnt->cnt_all > 10000) digtable->cur_igvalue = @@ -490,7 +488,7 @@ static void _rtl92s_dm_initial_gain_sta_beforeconnect(struct ieee80211_hw *hw) digtable->dig_ext_port_stage = DIG_EXT_PORT_STAGE_MAX; rtl92s_phy_set_fw_cmd(hw, FW_CMD_DIG_ENABLE); - digtable->backoff_val = DM_DIG_BACKOFF; + digtable->back_val = DM_DIG_BACKOFF; digtable->cur_igvalue = rtlpriv->phy.default_initialgain[0]; digtable->pre_igvalue = 0; return; @@ -528,14 +526,14 @@ static void _rtl92s_dm_ctrl_initgain_bytwoport(struct ieee80211_hw *hw) /* Decide the current status and if modify initial gain or not */ if (rtlpriv->mac80211.link_state >= MAC80211_LINKED || rtlpriv->mac80211.opmode == NL80211_IFTYPE_ADHOC) - digtable->cur_sta_connectstate = DIG_STA_CONNECT; + digtable->cur_sta_cstate = DIG_STA_CONNECT; else - digtable->cur_sta_connectstate = DIG_STA_DISCONNECT; + digtable->cur_sta_cstate = DIG_STA_DISCONNECT; - digtable->rssi_val = rtlpriv->dm.undecorated_smoothed_pwdb; + digtable->rssi_val = rtlpriv->dm.undec_sm_pwdb; /* Change dig mode to rssi */ - if (digtable->cur_sta_connectstate != DIG_STA_DISCONNECT) { + if (digtable->cur_sta_cstate != DIG_STA_DISCONNECT) { if (digtable->dig_twoport_algorithm == DIG_TWO_PORT_ALGO_FALSE_ALARM) { digtable->dig_twoport_algorithm = DIG_TWO_PORT_ALGO_RSSI; @@ -546,7 +544,7 @@ static void _rtl92s_dm_ctrl_initgain_bytwoport(struct ieee80211_hw *hw) _rtl92s_dm_false_alarm_counter_statistics(hw); _rtl92s_dm_initial_gain_sta_beforeconnect(hw); - digtable->pre_sta_connectstate = digtable->cur_sta_connectstate; + digtable->pre_sta_cstate = digtable->cur_sta_cstate; } static void _rtl92s_dm_ctrl_initgain_byrssi(struct ieee80211_hw *hw) @@ -573,7 +571,7 @@ static void _rtl92s_dm_dynamic_txpower(struct ieee80211_hw *hw) struct rtl_priv *rtlpriv = rtl_priv(hw); struct rtl_phy *rtlphy = &(rtlpriv->phy); struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); - long undecorated_smoothed_pwdb; + long undec_sm_pwdb; long txpwr_threshold_lv1, txpwr_threshold_lv2; /* 2T2R TP issue */ @@ -587,7 +585,7 @@ static void _rtl92s_dm_dynamic_txpower(struct ieee80211_hw *hw) } if ((mac->link_state < MAC80211_LINKED) && - (rtlpriv->dm.entry_min_undecoratedsmoothed_pwdb == 0)) { + (rtlpriv->dm.entry_min_undec_sm_pwdb == 0)) { RT_TRACE(rtlpriv, COMP_POWER, DBG_TRACE, "Not connected to any\n"); @@ -599,25 +597,22 @@ static void _rtl92s_dm_dynamic_txpower(struct ieee80211_hw *hw) if (mac->link_state >= MAC80211_LINKED) { if (mac->opmode == NL80211_IFTYPE_ADHOC) { - undecorated_smoothed_pwdb = - rtlpriv->dm.entry_min_undecoratedsmoothed_pwdb; + undec_sm_pwdb = rtlpriv->dm.entry_min_undec_sm_pwdb; RT_TRACE(rtlpriv, COMP_POWER, DBG_LOUD, "AP Client PWDB = 0x%lx\n", - undecorated_smoothed_pwdb); + undec_sm_pwdb); } else { - undecorated_smoothed_pwdb = - rtlpriv->dm.undecorated_smoothed_pwdb; + undec_sm_pwdb = rtlpriv->dm.undec_sm_pwdb; RT_TRACE(rtlpriv, COMP_POWER, DBG_LOUD, "STA Default Port PWDB = 0x%lx\n", - undecorated_smoothed_pwdb); + undec_sm_pwdb); } } else { - undecorated_smoothed_pwdb = - rtlpriv->dm.entry_min_undecoratedsmoothed_pwdb; + undec_sm_pwdb = rtlpriv->dm.entry_min_undec_sm_pwdb; RT_TRACE(rtlpriv, COMP_POWER, DBG_LOUD, "AP Ext Port PWDB = 0x%lx\n", - undecorated_smoothed_pwdb); + undec_sm_pwdb); } txpwr_threshold_lv2 = TX_POWER_NEAR_FIELD_THRESH_LVL2; @@ -625,12 +620,12 @@ static void _rtl92s_dm_dynamic_txpower(struct ieee80211_hw *hw) if (rtl_get_bbreg(hw, 0xc90, MASKBYTE0) == 1) rtlpriv->dm.dynamic_txhighpower_lvl = TX_HIGHPWR_LEVEL_NORMAL; - else if (undecorated_smoothed_pwdb >= txpwr_threshold_lv2) + else if (undec_sm_pwdb >= txpwr_threshold_lv2) rtlpriv->dm.dynamic_txhighpower_lvl = TX_HIGHPWR_LEVEL_NORMAL2; - else if ((undecorated_smoothed_pwdb < (txpwr_threshold_lv2 - 3)) && - (undecorated_smoothed_pwdb >= txpwr_threshold_lv1)) + else if ((undec_sm_pwdb < (txpwr_threshold_lv2 - 3)) && + (undec_sm_pwdb >= txpwr_threshold_lv1)) rtlpriv->dm.dynamic_txhighpower_lvl = TX_HIGHPWR_LEVEL_NORMAL1; - else if (undecorated_smoothed_pwdb < (txpwr_threshold_lv1 - 3)) + else if (undec_sm_pwdb < (txpwr_threshold_lv1 - 3)) rtlpriv->dm.dynamic_txhighpower_lvl = TX_HIGHPWR_LEVEL_NORMAL; if ((rtlpriv->dm.dynamic_txhighpower_lvl != rtlpriv->dm.last_dtp_lvl)) @@ -665,10 +660,10 @@ static void _rtl92s_dm_init_dig(struct ieee80211_hw *hw) digtable->dig_state = DM_STA_DIG_MAX; digtable->dig_highpwrstate = DM_STA_DIG_MAX; - digtable->cur_sta_connectstate = DIG_STA_DISCONNECT; - digtable->pre_sta_connectstate = DIG_STA_DISCONNECT; - digtable->cur_ap_connectstate = DIG_AP_DISCONNECT; - digtable->pre_ap_connectstate = DIG_AP_DISCONNECT; + digtable->cur_sta_cstate = DIG_STA_DISCONNECT; + digtable->pre_sta_cstate = DIG_STA_DISCONNECT; + digtable->cur_ap_cstate = DIG_AP_DISCONNECT; + digtable->pre_ap_cstate = DIG_AP_DISCONNECT; digtable->rssi_lowthresh = DM_DIG_THRESH_LOW; digtable->rssi_highthresh = DM_DIG_THRESH_HIGH; @@ -681,7 +676,7 @@ static void _rtl92s_dm_init_dig(struct ieee80211_hw *hw) /* for dig debug rssi value */ digtable->rssi_val = 50; - digtable->backoff_val = DM_DIG_BACKOFF; + digtable->back_val = DM_DIG_BACKOFF; digtable->rx_gain_range_max = DM_DIG_MAX; digtable->rx_gain_range_min = DM_DIG_MIN; @@ -709,7 +704,7 @@ void rtl92s_dm_init(struct ieee80211_hw *hw) struct rtl_priv *rtlpriv = rtl_priv(hw); rtlpriv->dm.dm_type = DM_TYPE_BYDRIVER; - rtlpriv->dm.undecorated_smoothed_pwdb = -1; + rtlpriv->dm.undec_sm_pwdb = -1; _rtl92s_dm_init_dynamic_txpower(hw); rtl92s_dm_init_edca_turbo(hw); diff --git a/drivers/net/wireless/rtlwifi/rtl8192se/hw.c b/drivers/net/wireless/rtlwifi/rtl8192se/hw.c index 4542e69..1d72779 100644 --- a/drivers/net/wireless/rtlwifi/rtl8192se/hw.c +++ b/drivers/net/wireless/rtlwifi/rtl8192se/hw.c @@ -1697,7 +1697,7 @@ static void _rtl92se_read_adapter_info(struct ieee80211_hw *hw) hwinfo[EEPROM_TXPOWERBASE + 6 + rf_path * 3 + i]; /* Read OFDM RF A & B Tx power for 2T */ - rtlefuse->eeprom_chnlarea_txpwr_ht40_2sdiif[rf_path][i] + rtlefuse->eprom_chnl_txpwr_ht40_2sdf[rf_path][i] = hwinfo[EEPROM_TXPOWERBASE + 12 + rf_path * 3 + i]; } @@ -1722,7 +1722,7 @@ static void _rtl92se_read_adapter_info(struct ieee80211_hw *hw) RTPRINT(rtlpriv, FINIT, INIT_EEPROM, "RF(%d) EEPROM HT40 2S Diff Area(%d) = 0x%x\n", rf_path, i, - rtlefuse->eeprom_chnlarea_txpwr_ht40_2sdiif + rtlefuse->eprom_chnl_txpwr_ht40_2sdf [rf_path][i]); for (rf_path = 0; rf_path < 2; rf_path++) { @@ -1748,7 +1748,7 @@ static void _rtl92se_read_adapter_info(struct ieee80211_hw *hw) rtlefuse->eeprom_chnlarea_txpwr_ht40_1s [rf_path][index]; rtlefuse->txpwrlevel_ht40_2s[rf_path][i] = - rtlefuse->eeprom_chnlarea_txpwr_ht40_2sdiif + rtlefuse->eprom_chnl_txpwr_ht40_2sdf [rf_path][index]; } diff --git a/drivers/net/wireless/rtlwifi/rtl8192se/phy.c b/drivers/net/wireless/rtlwifi/rtl8192se/phy.c index b917a2a..6740497 100644 --- a/drivers/net/wireless/rtlwifi/rtl8192se/phy.c +++ b/drivers/net/wireless/rtlwifi/rtl8192se/phy.c @@ -139,17 +139,17 @@ static u32 _rtl92s_phy_rf_serial_read(struct ieee80211_hw *hw, BIT(8)); if (rfpi_enable) - retvalue = rtl_get_bbreg(hw, pphyreg->rflssi_readbackpi, + retvalue = rtl_get_bbreg(hw, pphyreg->rf_rbpi, BLSSI_READBACK_DATA); else - retvalue = rtl_get_bbreg(hw, pphyreg->rflssi_readback, + retvalue = rtl_get_bbreg(hw, pphyreg->rf_rb, BLSSI_READBACK_DATA); - retvalue = rtl_get_bbreg(hw, pphyreg->rflssi_readback, + retvalue = rtl_get_bbreg(hw, pphyreg->rf_rb, BLSSI_READBACK_DATA); RT_TRACE(rtlpriv, COMP_RF, DBG_TRACE, "RFR-%d Addr[0x%x]=0x%x\n", - rfpath, pphyreg->rflssi_readback, retvalue); + rfpath, pphyreg->rf_rb, retvalue); return retvalue; @@ -696,7 +696,7 @@ static void _rtl92s_store_pwrindex_diffrate_offset(struct ieee80211_hw *hw, else return; - rtlphy->mcs_txpwrlevel_origoffset[rtlphy->pwrgroup_cnt][index] = data; + rtlphy->mcs_offset[rtlphy->pwrgroup_cnt][index] = data; if (index == 5) rtlphy->pwrgroup_cnt++; } @@ -765,14 +765,10 @@ static void _rtl92s_phy_init_register_definition(struct ieee80211_hw *hw) rtlphy->phyreg_def[RF90_PATH_D].rfhssi_para2 = RFPGA0_XD_HSSIPARAMETER2; /* RF switch Control */ - rtlphy->phyreg_def[RF90_PATH_A].rfswitch_control = - RFPGA0_XAB_SWITCHCONTROL; - rtlphy->phyreg_def[RF90_PATH_B].rfswitch_control = - RFPGA0_XAB_SWITCHCONTROL; - rtlphy->phyreg_def[RF90_PATH_C].rfswitch_control = - RFPGA0_XCD_SWITCHCONTROL; - rtlphy->phyreg_def[RF90_PATH_D].rfswitch_control = - RFPGA0_XCD_SWITCHCONTROL; + rtlphy->phyreg_def[RF90_PATH_A].rfsw_ctrl = RFPGA0_XAB_SWITCHCONTROL; + rtlphy->phyreg_def[RF90_PATH_B].rfsw_ctrl = RFPGA0_XAB_SWITCHCONTROL; + rtlphy->phyreg_def[RF90_PATH_C].rfsw_ctrl = RFPGA0_XCD_SWITCHCONTROL; + rtlphy->phyreg_def[RF90_PATH_D].rfsw_ctrl = RFPGA0_XCD_SWITCHCONTROL; /* AGC control 1 */ rtlphy->phyreg_def[RF90_PATH_A].rfagc_control1 = ROFDM0_XAAGCCORE1; @@ -787,14 +783,10 @@ static void _rtl92s_phy_init_register_definition(struct ieee80211_hw *hw) rtlphy->phyreg_def[RF90_PATH_D].rfagc_control2 = ROFDM0_XDAGCCORE2; /* RX AFE control 1 */ - rtlphy->phyreg_def[RF90_PATH_A].rfrxiq_imbalance = - ROFDM0_XARXIQIMBALANCE; - rtlphy->phyreg_def[RF90_PATH_B].rfrxiq_imbalance = - ROFDM0_XBRXIQIMBALANCE; - rtlphy->phyreg_def[RF90_PATH_C].rfrxiq_imbalance = - ROFDM0_XCRXIQIMBALANCE; - rtlphy->phyreg_def[RF90_PATH_D].rfrxiq_imbalance = - ROFDM0_XDRXIQIMBALANCE; + rtlphy->phyreg_def[RF90_PATH_A].rfrxiq_imbal = ROFDM0_XARXIQIMBALANCE; + rtlphy->phyreg_def[RF90_PATH_B].rfrxiq_imbal = ROFDM0_XBRXIQIMBALANCE; + rtlphy->phyreg_def[RF90_PATH_C].rfrxiq_imbal = ROFDM0_XCRXIQIMBALANCE; + rtlphy->phyreg_def[RF90_PATH_D].rfrxiq_imbal = ROFDM0_XDRXIQIMBALANCE; /* RX AFE control 1 */ rtlphy->phyreg_def[RF90_PATH_A].rfrx_afe = ROFDM0_XARXAFE; @@ -803,14 +795,10 @@ static void _rtl92s_phy_init_register_definition(struct ieee80211_hw *hw) rtlphy->phyreg_def[RF90_PATH_D].rfrx_afe = ROFDM0_XDRXAFE; /* Tx AFE control 1 */ - rtlphy->phyreg_def[RF90_PATH_A].rftxiq_imbalance = - ROFDM0_XATXIQIMBALANCE; - rtlphy->phyreg_def[RF90_PATH_B].rftxiq_imbalance = - ROFDM0_XBTXIQIMBALANCE; - rtlphy->phyreg_def[RF90_PATH_C].rftxiq_imbalance = - ROFDM0_XCTXIQIMBALANCE; - rtlphy->phyreg_def[RF90_PATH_D].rftxiq_imbalance = - ROFDM0_XDTXIQIMBALANCE; + rtlphy->phyreg_def[RF90_PATH_A].rftxiq_imbal = ROFDM0_XATXIQIMBALANCE; + rtlphy->phyreg_def[RF90_PATH_B].rftxiq_imbal = ROFDM0_XBTXIQIMBALANCE; + rtlphy->phyreg_def[RF90_PATH_C].rftxiq_imbal = ROFDM0_XCTXIQIMBALANCE; + rtlphy->phyreg_def[RF90_PATH_D].rftxiq_imbal = ROFDM0_XDTXIQIMBALANCE; /* Tx AFE control 2 */ rtlphy->phyreg_def[RF90_PATH_A].rftx_afe = ROFDM0_XATXAFE; @@ -819,20 +807,14 @@ static void _rtl92s_phy_init_register_definition(struct ieee80211_hw *hw) rtlphy->phyreg_def[RF90_PATH_D].rftx_afe = ROFDM0_XDTXAFE; /* Tranceiver LSSI Readback */ - rtlphy->phyreg_def[RF90_PATH_A].rflssi_readback = - RFPGA0_XA_LSSIREADBACK; - rtlphy->phyreg_def[RF90_PATH_B].rflssi_readback = - RFPGA0_XB_LSSIREADBACK; - rtlphy->phyreg_def[RF90_PATH_C].rflssi_readback = - RFPGA0_XC_LSSIREADBACK; - rtlphy->phyreg_def[RF90_PATH_D].rflssi_readback = - RFPGA0_XD_LSSIREADBACK; + rtlphy->phyreg_def[RF90_PATH_A].rf_rb = RFPGA0_XA_LSSIREADBACK; + rtlphy->phyreg_def[RF90_PATH_B].rf_rb = RFPGA0_XB_LSSIREADBACK; + rtlphy->phyreg_def[RF90_PATH_C].rf_rb = RFPGA0_XC_LSSIREADBACK; + rtlphy->phyreg_def[RF90_PATH_D].rf_rb = RFPGA0_XD_LSSIREADBACK; /* Tranceiver LSSI Readback PI mode */ - rtlphy->phyreg_def[RF90_PATH_A].rflssi_readbackpi = - TRANSCEIVERA_HSPI_READBACK; - rtlphy->phyreg_def[RF90_PATH_B].rflssi_readbackpi = - TRANSCEIVERB_HSPI_READBACK; + rtlphy->phyreg_def[RF90_PATH_A].rf_rbpi = TRANSCEIVERA_HSPI_READBACK; + rtlphy->phyreg_def[RF90_PATH_B].rf_rbpi = TRANSCEIVERB_HSPI_READBACK; } diff --git a/drivers/net/wireless/rtlwifi/rtl8192se/rf.c b/drivers/net/wireless/rtlwifi/rtl8192se/rf.c index 08c2f56..5061f1d 100644 --- a/drivers/net/wireless/rtlwifi/rtl8192se/rf.c +++ b/drivers/net/wireless/rtlwifi/rtl8192se/rf.c @@ -192,8 +192,7 @@ static void _rtl92s_get_txpower_writeval_byregulatory(struct ieee80211_hw *hw, * defined by Realtek for large power */ chnlgroup = 0; - writeval = rtlphy->mcs_txpwrlevel_origoffset - [chnlgroup][index] + + writeval = rtlphy->mcs_offset[chnlgroup][index] + ((index < 2) ? pwrbase0 : pwrbase1); RT_TRACE(rtlpriv, COMP_POWER, DBG_LOUD, @@ -223,8 +222,7 @@ static void _rtl92s_get_txpower_writeval_byregulatory(struct ieee80211_hw *hw, chnlgroup++; } - writeval = rtlphy->mcs_txpwrlevel_origoffset - [chnlgroup][index] + writeval = rtlphy->mcs_offset[chnlgroup][index] + ((index < 2) ? pwrbase0 : pwrbase1); @@ -257,8 +255,7 @@ static void _rtl92s_get_txpower_writeval_byregulatory(struct ieee80211_hw *hw, } for (i = 0; i < 4; i++) { - pwrdiff_limit[i] = - (u8)((rtlphy->mcs_txpwrlevel_origoffset + pwrdiff_limit[i] = (u8)((rtlphy->mcs_offset [chnlgroup][index] & (0x7f << (i * 8))) >> (i * 8)); @@ -296,7 +293,7 @@ static void _rtl92s_get_txpower_writeval_byregulatory(struct ieee80211_hw *hw, break; default: chnlgroup = 0; - writeval = rtlphy->mcs_txpwrlevel_origoffset[chnlgroup][index] + + writeval = rtlphy->mcs_offset[chnlgroup][index] + ((index < 2) ? pwrbase0 : pwrbase1); RT_TRACE(rtlpriv, COMP_POWER, DBG_LOUD, "RTK better performance, writeval = 0x%x\n", writeval); diff --git a/drivers/net/wireless/rtlwifi/rtl8192se/trx.c b/drivers/net/wireless/rtlwifi/rtl8192se/trx.c index e3cf4c0..1ad51e7 100644 --- a/drivers/net/wireless/rtlwifi/rtl8192se/trx.c +++ b/drivers/net/wireless/rtlwifi/rtl8192se/trx.c @@ -129,8 +129,8 @@ static void _rtl92se_query_rxphystatus(struct ieee80211_hw *hw, pstats->packet_matchbssid = packet_match_bssid; pstats->packet_toself = packet_toself; pstats->packet_beacon = packet_beacon; - pstats->rx_mimo_signalquality[0] = -1; - pstats->rx_mimo_signalquality[1] = -1; + pstats->rx_mimo_sig_qual[0] = -1; + pstats->rx_mimo_sig_qual[1] = -1; if (is_cck) { u8 report, cck_highpwr; @@ -216,8 +216,8 @@ static void _rtl92se_query_rxphystatus(struct ieee80211_hw *hw, } pstats->signalquality = sq; - pstats->rx_mimo_signalquality[0] = sq; - pstats->rx_mimo_signalquality[1] = -1; + pstats->rx_mimo_sig_qual[0] = sq; + pstats->rx_mimo_sig_qual[1] = -1; } } else { rtlpriv->dm.rfpath_rxenable[0] = @@ -256,8 +256,7 @@ static void _rtl92se_query_rxphystatus(struct ieee80211_hw *hw, if (i == 0) pstats->signalquality = (u8)(evm & 0xff); - pstats->rx_mimo_signalquality[i] = - (u8) (evm & 0xff); + pstats->rx_mimo_sig_qual[i] = (u8) (evm & 0xff); } } } @@ -366,7 +365,7 @@ static void _rtl92se_process_pwdb(struct ieee80211_hw *hw, return; } else { undec_sm_pwdb = - rtlpriv->dm.undecorated_smoothed_pwdb; + rtlpriv->dm.undec_sm_pwdb; } if (pstats->packet_toself || pstats->packet_beacon) { @@ -386,7 +385,7 @@ static void _rtl92se_process_pwdb(struct ieee80211_hw *hw, (RX_SMOOTH_FACTOR); } - rtlpriv->dm.undecorated_smoothed_pwdb = undec_sm_pwdb; + rtlpriv->dm.undec_sm_pwdb = undec_sm_pwdb; _rtl92se_update_rxsignalstatistics(hw, pstats); } } @@ -398,16 +397,16 @@ static void rtl_92s_process_streams(struct ieee80211_hw *hw, u32 stream; for (stream = 0; stream < 2; stream++) { - if (pstats->rx_mimo_signalquality[stream] != -1) { + if (pstats->rx_mimo_sig_qual[stream] != -1) { if (rtlpriv->stats.rx_evm_percentage[stream] == 0) { rtlpriv->stats.rx_evm_percentage[stream] = - pstats->rx_mimo_signalquality[stream]; + pstats->rx_mimo_sig_qual[stream]; } rtlpriv->stats.rx_evm_percentage[stream] = ((rtlpriv->stats.rx_evm_percentage[stream] * (RX_SMOOTH_FACTOR - 1)) + - (pstats->rx_mimo_signalquality[stream] * + (pstats->rx_mimo_sig_qual[stream] * 1)) / (RX_SMOOTH_FACTOR); } } diff --git a/drivers/net/wireless/rtlwifi/wifi.h b/drivers/net/wireless/rtlwifi/wifi.h index f1b6bc6..6794b68 100644 --- a/drivers/net/wireless/rtlwifi/wifi.h +++ b/drivers/net/wireless/rtlwifi/wifi.h @@ -198,15 +198,15 @@ struct bb_reg_def { u32 rftxgain_stage; u32 rfhssi_para1; u32 rfhssi_para2; - u32 rfswitch_control; + u32 rfsw_ctrl; u32 rfagc_control1; u32 rfagc_control2; - u32 rfrxiq_imbalance; + u32 rfrxiq_imbal; u32 rfrx_afe; - u32 rftxiq_imbalance; + u32 rftxiq_imbal; u32 rftx_afe; - u32 rflssi_readback; - u32 rflssi_readbackpi; + u32 rf_rb; /* rflssi_readback */ + u32 rf_rbpi; /* rflssi_readbackpi */ }; enum io_type { @@ -885,7 +885,7 @@ struct rtl_phy { u8 pwrgroup_cnt; u8 cck_high_power; /* MAX_PG_GROUP groups of pwr diff by rates */ - u32 mcs_txpwrlevel_origoffset[MAX_PG_GROUP][16]; + u32 mcs_offset[MAX_PG_GROUP][16]; u8 default_initialgain[4]; /* the current Tx power level */ @@ -933,7 +933,7 @@ struct rtl_tid_data { }; struct rssi_sta { - long undecorated_smoothed_pwdb; + long undec_sm_pwdb; }; struct rtl_sta_info { @@ -1131,9 +1131,9 @@ struct rtl_security { struct rtl_dm { /*PHY status for Dynamic Management */ - long entry_min_undecoratedsmoothed_pwdb; - long undecorated_smoothed_pwdb; /*out dm */ - long entry_max_undecoratedsmoothed_pwdb; + long entry_min_undec_sm_pwdb; + long undec_sm_pwdb; /*out dm */ + long entry_max_undec_sm_pwdb; bool dm_initialgain_enable; bool dynamic_txpower_enable; bool current_turbo_edca; @@ -1209,7 +1209,7 @@ struct rtl_efuse { u8 eeprom_pwrlimit_ht40[CHANNEL_GROUP_MAX]; u8 eeprom_chnlarea_txpwr_cck[2][CHANNEL_GROUP_MAX_2G]; u8 eeprom_chnlarea_txpwr_ht40_1s[2][CHANNEL_GROUP_MAX]; - u8 eeprom_chnlarea_txpwr_ht40_2sdiif[2][CHANNEL_GROUP_MAX]; + u8 eprom_chnl_txpwr_ht40_2sdf[2][CHANNEL_GROUP_MAX]; u8 txpwrlevel_cck[2][CHANNEL_MAX_NUMBER_2G]; u8 txpwrlevel_ht40_1s[2][CHANNEL_MAX_NUMBER]; /*For HT 40MHZ pwr */ u8 txpwrlevel_ht40_2s[2][CHANNEL_MAX_NUMBER]; /*For HT 40MHZ pwr */ @@ -1351,7 +1351,7 @@ struct rtl_stats { bool rx_is40Mhzpacket; u32 rx_pwdb_all; u8 rx_mimo_signalstrength[4]; /*in 0~100 index */ - s8 rx_mimo_signalquality[2]; + s8 rx_mimo_sig_qual[2]; bool packet_matchbssid; bool is_cck; bool is_ht; @@ -1503,6 +1503,9 @@ struct rtl_hal_ops { void (*phy_lc_calibrate) (struct ieee80211_hw *hw, bool is2t); void (*phy_set_bw_mode_callback) (struct ieee80211_hw *hw); void (*dm_dynamic_txpower) (struct ieee80211_hw *hw); + void (*bt_wifi_media_status_notify) (struct ieee80211_hw *hw, + bool mstate); + void (*bt_coex_off_before_lps) (struct ieee80211_hw *hw); }; struct rtl_intf_ops { @@ -1679,7 +1682,7 @@ struct dig_t { u32 rssi_highthresh; u32 fa_lowthresh; u32 fa_highthresh; - long last_min_undecorated_pwdb_for_dm; + long last_min_undec_pwdb_for_dm; long rssi_highpower_lowthresh; long rssi_highpower_highthresh; u32 recover_cnt; @@ -1692,15 +1695,15 @@ struct dig_t { u8 dig_twoport_algorithm; u8 dig_dbgmode; u8 dig_slgorithm_switch; - u8 cursta_connectstate; - u8 presta_connectstate; - u8 curmultista_connectstate; - char backoff_val; - char backoff_val_range_max; - char backoff_val_range_min; + u8 cursta_cstate; + u8 presta_cstate; + u8 curmultista_cstate; + char back_val; + char back_range_max; + char back_range_min; u8 rx_gain_range_max; u8 rx_gain_range_min; - u8 min_undecorated_pwdb_for_dm; + u8 min_undec_pwdb_for_dm; u8 rssi_val_min; u8 pre_cck_pd_state; u8 cur_cck_pd_state; @@ -1712,10 +1715,10 @@ struct dig_t { u8 forbidden_igi; u8 dig_state; u8 dig_highpwrstate; - u8 cur_sta_connectstate; - u8 pre_sta_connectstate; - u8 cur_ap_connectstate; - u8 pre_ap_connectstate; + u8 cur_sta_cstate; + u8 pre_sta_cstate; + u8 cur_ap_cstate; + u8 pre_ap_cstate; u8 cur_pd_thstate; u8 pre_pd_thstate; u8 cur_cs_ratiostate; @@ -1846,7 +1849,7 @@ struct bt_coexist_info { u8 eeprom_bt_coexist; u8 eeprom_bt_type; u8 eeprom_bt_ant_num; - u8 eeprom_bt_ant_isolation; + u8 eeprom_bt_ant_isol; u8 eeprom_bt_radio_shared; u8 bt_coexistence; -- cgit v0.10.2 From 38141fcfaad34a388e61a7a7e98d521330e049d6 Mon Sep 17 00:00:00 2001 From: Dan Carpenter Date: Tue, 30 Oct 2012 21:04:26 +0300 Subject: ar5523: make buffer size variable unsigned A negative buffer size doesn't make sense and it breaks this check in ar5523_get_max_rxsz(): if (!ar->rxbufsz || ar->rxbufsz > AR5523_SANE_RXBUFSZ) { ... Signed-off-by: Dan Carpenter Signed-off-by: John W. Linville diff --git a/drivers/net/wireless/ath/ar5523/ar5523.h b/drivers/net/wireless/ath/ar5523/ar5523.h index 6086ba3..00c6fd3 100644 --- a/drivers/net/wireless/ath/ar5523/ar5523.h +++ b/drivers/net/wireless/ath/ar5523/ar5523.h @@ -122,7 +122,7 @@ struct ar5523 { struct work_struct rx_refill_work; - int rxbufsz; + unsigned int rxbufsz; u8 serial[16]; struct ieee80211_channel channels[14]; -- cgit v0.10.2