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author | Luciano Coelho <coelho@ti.com> | 2012-05-10 09:13:42 (GMT) |
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committer | Luciano Coelho <coelho@ti.com> | 2012-06-05 12:56:10 (GMT) |
commit | 8388569a34396fccee22ae8348ca624959694ce0 (patch) | |
tree | d9a7b961dead24acdd39aaf2c8b280c8d729eb6b /drivers/net/wireless/ti/wlcore/wlcore_i.h | |
parent | be65202a610ca96aa945789c8b0a7bc3529b556e (diff) | |
download | linux-fsl-qoriq-8388569a34396fccee22ae8348ca624959694ce0.tar.xz |
wlcore: rename wl12xx.h to wlcore_i.h
The wl12xx.h file now contains mostly definitions that are internal to
wlcore. Still, some things need to me moved to the public header, so
for now we keep including it in wlcore.h.
Signed-off-by: Luciano Coelho <coelho@ti.com>
Signed-off-by: Arik Nemtsov <arik@wizery.com>
Diffstat (limited to 'drivers/net/wireless/ti/wlcore/wlcore_i.h')
-rw-r--r-- | drivers/net/wireless/ti/wlcore/wlcore_i.h | 509 |
1 files changed, 509 insertions, 0 deletions
diff --git a/drivers/net/wireless/ti/wlcore/wlcore_i.h b/drivers/net/wireless/ti/wlcore/wlcore_i.h new file mode 100644 index 0000000..819c97c --- /dev/null +++ b/drivers/net/wireless/ti/wlcore/wlcore_i.h @@ -0,0 +1,509 @@ +/* + * This file is part of wl1271 + * + * Copyright (C) 1998-2009 Texas Instruments. All rights reserved. + * Copyright (C) 2008-2009 Nokia Corporation + * + * Contact: Luciano Coelho <luciano.coelho@nokia.com> + * + * 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. + * + * 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., 51 Franklin St, Fifth Floor, Boston, MA + * 02110-1301 USA + * + */ + +#ifndef __WLCORE_I_H__ +#define __WLCORE_I_H__ + +#include <linux/mutex.h> +#include <linux/completion.h> +#include <linux/spinlock.h> +#include <linux/list.h> +#include <linux/bitops.h> +#include <net/mac80211.h> + +#include "conf.h" +#include "ini.h" + +#define WL127X_FW_NAME_MULTI "ti-connectivity/wl127x-fw-4-mr.bin" +#define WL127X_FW_NAME_SINGLE "ti-connectivity/wl127x-fw-4-sr.bin" + +#define WL128X_FW_NAME_MULTI "ti-connectivity/wl128x-fw-4-mr.bin" +#define WL128X_FW_NAME_SINGLE "ti-connectivity/wl128x-fw-4-sr.bin" + +#define WL127X_PLT_FW_NAME "ti-connectivity/wl127x-fw-4-plt.bin" +#define WL128X_PLT_FW_NAME "ti-connectivity/wl128x-fw-4-plt.bin" + +/* + * wl127x and wl128x are using the same NVS file name. However, the + * ini parameters between them are different. The driver validates + * the correct NVS size in wl1271_boot_upload_nvs(). + */ +#define WL12XX_NVS_NAME "ti-connectivity/wl1271-nvs.bin" + +#define WL1271_TX_SECURITY_LO16(s) ((u16)((s) & 0xffff)) +#define WL1271_TX_SECURITY_HI32(s) ((u32)(((s) >> 16) & 0xffffffff)) +#define WL1271_TX_SQN_POST_RECOVERY_PADDING 0xff + +#define WL1271_CIPHER_SUITE_GEM 0x00147201 + +#define WL1271_BUSY_WORD_CNT 1 +#define WL1271_BUSY_WORD_LEN (WL1271_BUSY_WORD_CNT * sizeof(u32)) + +#define WL1271_ELP_HW_STATE_ASLEEP 0 +#define WL1271_ELP_HW_STATE_IRQ 1 + +#define WL1271_DEFAULT_BEACON_INT 100 +#define WL1271_DEFAULT_DTIM_PERIOD 1 + +#define WL12XX_MAX_ROLES 4 +#define WL12XX_MAX_LINKS 12 +#define WL12XX_INVALID_ROLE_ID 0xff +#define WL12XX_INVALID_LINK_ID 0xff + +#define WL12XX_MAX_RATE_POLICIES 16 + +/* Defined by FW as 0. Will not be freed or allocated. */ +#define WL12XX_SYSTEM_HLID 0 + +/* + * When in AP-mode, we allow (at least) this number of packets + * to be transmitted to FW for a STA in PS-mode. Only when packets are + * present in the FW buffers it will wake the sleeping STA. We want to put + * enough packets for the driver to transmit all of its buffered data before + * the STA goes to sleep again. But we don't want to take too much memory + * as it might hurt the throughput of active STAs. + */ +#define WL1271_PS_STA_MAX_PACKETS 2 + +#define WL1271_AP_BSS_INDEX 0 +#define WL1271_AP_DEF_BEACON_EXP 20 + +#define WL1271_AGGR_BUFFER_SIZE (4 * PAGE_SIZE) + +enum wl1271_state { + WL1271_STATE_OFF, + WL1271_STATE_ON, +}; + +enum wl12xx_fw_type { + WL12XX_FW_TYPE_NONE, + WL12XX_FW_TYPE_NORMAL, + WL12XX_FW_TYPE_MULTI, + WL12XX_FW_TYPE_PLT, +}; + +struct wl1271; + +enum { + FW_VER_CHIP, + FW_VER_IF_TYPE, + FW_VER_MAJOR, + FW_VER_SUBTYPE, + FW_VER_MINOR, + + NUM_FW_VER +}; + +#define FW_VER_CHIP_WL127X 6 +#define FW_VER_CHIP_WL128X 7 + +#define FW_VER_IF_TYPE_STA 1 +#define FW_VER_IF_TYPE_AP 2 + +#define FW_VER_MINOR_1_SPARE_STA_MIN 58 +#define FW_VER_MINOR_1_SPARE_AP_MIN 47 + +#define FW_VER_MINOR_FWLOG_STA_MIN 70 + +struct wl1271_chip { + u32 id; + char fw_ver_str[ETHTOOL_BUSINFO_LEN]; + unsigned int fw_ver[NUM_FW_VER]; +}; + +struct wl1271_stats { + struct acx_statistics *fw_stats; + unsigned long fw_stats_update; + + unsigned int retry_count; + unsigned int excessive_retries; +}; + +#define NUM_TX_QUEUES 4 +#define NUM_RX_PKT_DESC 8 + +#define AP_MAX_STATIONS 8 + +struct wl_fw_packet_counters { + /* Cumulative counter of released packets per AC */ + u8 tx_released_pkts[NUM_TX_QUEUES]; + + /* Cumulative counter of freed packets per HLID */ + u8 tx_lnk_free_pkts[WL12XX_MAX_LINKS]; + + /* Cumulative counter of released Voice memory blocks */ + u8 tx_voice_released_blks; + + u8 padding[3]; +} __packed; + +/* FW status registers */ +struct wl_fw_status { + __le32 intr; + u8 fw_rx_counter; + u8 drv_rx_counter; + u8 reserved; + u8 tx_results_counter; + __le32 rx_pkt_descs[NUM_RX_PKT_DESC]; + __le32 fw_localtime; + + /* + * A bitmap (where each bit represents a single HLID) + * to indicate if the station is in PS mode. + */ + __le32 link_ps_bitmap; + + /* + * A bitmap (where each bit represents a single HLID) to indicate + * if the station is in Fast mode + */ + __le32 link_fast_bitmap; + + /* Cumulative counter of total released mem blocks since FW-reset */ + __le32 total_released_blks; + + /* Size (in Memory Blocks) of TX pool */ + __le32 tx_total; + + struct wl_fw_packet_counters counters; + + __le32 log_start_addr; + + /* Private status to be used by the lower drivers */ + u8 priv[0]; +} __packed; + +struct wl1271_rx_mem_pool_addr { + u32 addr; + u32 addr_extra; +}; + +#define WL1271_MAX_CHANNELS 64 +struct wl1271_scan { + struct cfg80211_scan_request *req; + unsigned long scanned_ch[BITS_TO_LONGS(WL1271_MAX_CHANNELS)]; + bool failed; + u8 state; + u8 ssid[IEEE80211_MAX_SSID_LEN+1]; + size_t ssid_len; +}; + +struct wl1271_if_operations { + void (*read)(struct device *child, int addr, void *buf, size_t len, + bool fixed); + void (*write)(struct device *child, int addr, void *buf, size_t len, + bool fixed); + void (*reset)(struct device *child); + void (*init)(struct device *child); + int (*power)(struct device *child, bool enable); + void (*set_block_size) (struct device *child, unsigned int blksz); +}; + +#define MAX_NUM_KEYS 14 +#define MAX_KEY_SIZE 32 + +struct wl1271_ap_key { + u8 id; + u8 key_type; + u8 key_size; + u8 key[MAX_KEY_SIZE]; + u8 hlid; + u32 tx_seq_32; + u16 tx_seq_16; +}; + +enum wl12xx_flags { + WL1271_FLAG_GPIO_POWER, + WL1271_FLAG_TX_QUEUE_STOPPED, + WL1271_FLAG_TX_PENDING, + WL1271_FLAG_IN_ELP, + WL1271_FLAG_ELP_REQUESTED, + WL1271_FLAG_IRQ_RUNNING, + WL1271_FLAG_FW_TX_BUSY, + WL1271_FLAG_DUMMY_PACKET_PENDING, + WL1271_FLAG_SUSPENDED, + WL1271_FLAG_PENDING_WORK, + WL1271_FLAG_SOFT_GEMINI, + WL1271_FLAG_RECOVERY_IN_PROGRESS, + WL1271_FLAG_VIF_CHANGE_IN_PROGRESS, + WL1271_FLAG_INTENDED_FW_RECOVERY, +}; + +enum wl12xx_vif_flags { + WLVIF_FLAG_INITIALIZED, + WLVIF_FLAG_STA_ASSOCIATED, + WLVIF_FLAG_STA_AUTHORIZED, + WLVIF_FLAG_IBSS_JOINED, + WLVIF_FLAG_AP_STARTED, + WLVIF_FLAG_IN_PS, + WLVIF_FLAG_STA_STATE_SENT, + WLVIF_FLAG_RX_STREAMING_STARTED, + WLVIF_FLAG_PSPOLL_FAILURE, + WLVIF_FLAG_CS_PROGRESS, + WLVIF_FLAG_AP_PROBE_RESP_SET, + WLVIF_FLAG_IN_USE, +}; + +struct wl1271_link { + /* AP-mode - TX queue per AC in link */ + struct sk_buff_head tx_queue[NUM_TX_QUEUES]; + + /* accounting for allocated / freed packets in FW */ + u8 allocated_pkts; + u8 prev_freed_pkts; + + u8 addr[ETH_ALEN]; + + /* bitmap of TIDs where RX BA sessions are active for this link */ + u8 ba_bitmap; +}; + +#define WL1271_MAX_RX_FILTERS 5 +#define WL1271_RX_FILTER_MAX_FIELDS 8 + +#define WL1271_RX_FILTER_ETH_HEADER_SIZE 14 +#define WL1271_RX_FILTER_MAX_FIELDS_SIZE 95 +#define RX_FILTER_FIELD_OVERHEAD \ + (sizeof(struct wl12xx_rx_filter_field) - sizeof(u8 *)) +#define WL1271_RX_FILTER_MAX_PATTERN_SIZE \ + (WL1271_RX_FILTER_MAX_FIELDS_SIZE - RX_FILTER_FIELD_OVERHEAD) + +#define WL1271_RX_FILTER_FLAG_MASK BIT(0) +#define WL1271_RX_FILTER_FLAG_IP_HEADER 0 +#define WL1271_RX_FILTER_FLAG_ETHERNET_HEADER BIT(1) + +enum rx_filter_action { + FILTER_DROP = 0, + FILTER_SIGNAL = 1, + FILTER_FW_HANDLE = 2 +}; + +struct wl12xx_rx_filter_field { + __le16 offset; + u8 len; + u8 flags; + u8 *pattern; +} __packed; + +struct wl12xx_rx_filter { + u8 action; + int num_fields; + struct wl12xx_rx_filter_field fields[WL1271_RX_FILTER_MAX_FIELDS]; +}; + +struct wl1271_station { + u8 hlid; +}; + +struct wl12xx_vif { + struct wl1271 *wl; + struct list_head list; + unsigned long flags; + u8 bss_type; + u8 p2p; /* we are using p2p role */ + u8 role_id; + + /* sta/ibss specific */ + u8 dev_role_id; + u8 dev_hlid; + + union { + struct { + u8 hlid; + u8 ba_rx_bitmap; + + u8 basic_rate_idx; + u8 ap_rate_idx; + u8 p2p_rate_idx; + + bool qos; + } sta; + struct { + u8 global_hlid; + u8 bcast_hlid; + + /* HLIDs bitmap of associated stations */ + unsigned long sta_hlid_map[BITS_TO_LONGS( + WL12XX_MAX_LINKS)]; + + /* recoreded keys - set here before AP startup */ + struct wl1271_ap_key *recorded_keys[MAX_NUM_KEYS]; + + u8 mgmt_rate_idx; + u8 bcast_rate_idx; + u8 ucast_rate_idx[CONF_TX_MAX_AC_COUNT]; + } ap; + }; + + /* the hlid of the last transmitted skb */ + int last_tx_hlid; + + unsigned long links_map[BITS_TO_LONGS(WL12XX_MAX_LINKS)]; + + u8 ssid[IEEE80211_MAX_SSID_LEN + 1]; + u8 ssid_len; + + /* The current band */ + enum ieee80211_band band; + int channel; + enum nl80211_channel_type channel_type; + + u32 bitrate_masks[IEEE80211_NUM_BANDS]; + u32 basic_rate_set; + + /* + * currently configured rate set: + * bits 0-15 - 802.11abg rates + * bits 16-23 - 802.11n MCS index mask + * support only 1 stream, thus only 8 bits for the MCS rates (0-7). + */ + u32 basic_rate; + u32 rate_set; + + /* probe-req template for the current AP */ + struct sk_buff *probereq; + + /* Beaconing interval (needed for ad-hoc) */ + u32 beacon_int; + + /* Default key (for WEP) */ + u32 default_key; + + /* Our association ID */ + u16 aid; + + /* Session counter for the chipset */ + int session_counter; + + /* retry counter for PSM entries */ + u8 psm_entry_retry; + + /* in dBm */ + int power_level; + + int rssi_thold; + int last_rssi_event; + + /* save the current encryption type for auto-arp config */ + u8 encryption_type; + __be32 ip_addr; + + /* RX BA constraint value */ + bool ba_support; + bool ba_allowed; + + /* Rx Streaming */ + struct work_struct rx_streaming_enable_work; + struct work_struct rx_streaming_disable_work; + struct timer_list rx_streaming_timer; + + /* does the current role use GEM for encryption (AP or STA) */ + bool is_gem; + + /* + * This struct must be last! + * data that has to be saved acrossed reconfigs (e.g. recovery) + * should be declared in this struct. + */ + struct { + u8 persistent[0]; + /* + * Security sequence number + * bits 0-15: lower 16 bits part of sequence number + * bits 16-47: higher 32 bits part of sequence number + * bits 48-63: not in use + */ + u64 tx_security_seq; + + /* 8 bits of the last sequence number in use */ + u8 tx_security_last_seq_lsb; + }; +}; + +static inline struct wl12xx_vif *wl12xx_vif_to_data(struct ieee80211_vif *vif) +{ + return (struct wl12xx_vif *)vif->drv_priv; +} + +static inline +struct ieee80211_vif *wl12xx_wlvif_to_vif(struct wl12xx_vif *wlvif) +{ + return container_of((void *)wlvif, struct ieee80211_vif, drv_priv); +} + +#define wl12xx_for_each_wlvif(wl, wlvif) \ + list_for_each_entry(wlvif, &wl->wlvif_list, list) + +#define wl12xx_for_each_wlvif_continue(wl, wlvif) \ + list_for_each_entry_continue(wlvif, &wl->wlvif_list, list) + +#define wl12xx_for_each_wlvif_bss_type(wl, wlvif, _bss_type) \ + wl12xx_for_each_wlvif(wl, wlvif) \ + if (wlvif->bss_type == _bss_type) + +#define wl12xx_for_each_wlvif_sta(wl, wlvif) \ + wl12xx_for_each_wlvif_bss_type(wl, wlvif, BSS_TYPE_STA_BSS) + +#define wl12xx_for_each_wlvif_ap(wl, wlvif) \ + wl12xx_for_each_wlvif_bss_type(wl, wlvif, BSS_TYPE_AP_BSS) + +int wl1271_plt_start(struct wl1271 *wl); +int wl1271_plt_stop(struct wl1271 *wl); +int wl1271_recalc_rx_streaming(struct wl1271 *wl, struct wl12xx_vif *wlvif); +void wl12xx_queue_recovery_work(struct wl1271 *wl); +size_t wl12xx_copy_fwlog(struct wl1271 *wl, u8 *memblock, size_t maxlen); +int wl1271_rx_filter_alloc_field(struct wl12xx_rx_filter *filter, + u16 offset, u8 flags, + u8 *pattern, u8 len); +void wl1271_rx_filter_free(struct wl12xx_rx_filter *filter); +struct wl12xx_rx_filter *wl1271_rx_filter_alloc(void); +int wl1271_rx_filter_get_fields_size(struct wl12xx_rx_filter *filter); +void wl1271_rx_filter_flatten_fields(struct wl12xx_rx_filter *filter, + u8 *buf); + +#define JOIN_TIMEOUT 5000 /* 5000 milliseconds to join */ + +#define SESSION_COUNTER_MAX 6 /* maximum value for the session counter */ +#define SESSION_COUNTER_INVALID 7 /* used with dummy_packet */ + +#define WL1271_DEFAULT_POWER_LEVEL 0 + +#define WL1271_TX_QUEUE_LOW_WATERMARK 32 +#define WL1271_TX_QUEUE_HIGH_WATERMARK 256 + +#define WL1271_DEFERRED_QUEUE_LIMIT 64 + +/* WL1271 needs a 200ms sleep after power on, and a 20ms sleep before power + on in case is has been shut down shortly before */ +#define WL1271_PRE_POWER_ON_SLEEP 20 /* in milliseconds */ +#define WL1271_POWER_ON_SLEEP 200 /* in milliseconds */ + +/* Macros to handle wl1271.sta_rate_set */ +#define HW_BG_RATES_MASK 0xffff +#define HW_HT_RATES_OFFSET 16 +#define HW_MIMO_RATES_OFFSET 24 + +#define WL12XX_HW_BLOCK_SIZE 256 + +#endif /* __WLCORE_I_H__ */ |