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author | David S. Miller <davem@davemloft.net> | 2009-08-31 04:30:39 (GMT) |
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committer | David S. Miller <davem@davemloft.net> | 2009-08-31 04:30:39 (GMT) |
commit | b9caaabb995c6ff103e2457b9a36930b9699de7c (patch) | |
tree | 5e2fd04c5eb07ae1373c5c64250056e902982fa8 /include/net | |
parent | fc57e515a2c02599b00d252545521288dfc0158a (diff) | |
parent | 7e7430908c3ccaf71f0851050c8ccaf9ecfb3b56 (diff) | |
download | linux-fsl-qoriq-b9caaabb995c6ff103e2457b9a36930b9699de7c.tar.xz |
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/holtmann/bluetooth-next-2.6
Diffstat (limited to 'include/net')
-rw-r--r-- | include/net/bluetooth/bluetooth.h | 5 | ||||
-rw-r--r-- | include/net/bluetooth/hci_core.h | 10 | ||||
-rw-r--r-- | include/net/bluetooth/l2cap.h | 134 | ||||
-rw-r--r-- | include/net/bluetooth/rfcomm.h | 2 |
4 files changed, 132 insertions, 19 deletions
diff --git a/include/net/bluetooth/bluetooth.h b/include/net/bluetooth/bluetooth.h index 968166a..718394e 100644 --- a/include/net/bluetooth/bluetooth.h +++ b/include/net/bluetooth/bluetooth.h @@ -138,8 +138,11 @@ struct sock *bt_accept_dequeue(struct sock *parent, struct socket *newsock); struct bt_skb_cb { __u8 pkt_type; __u8 incoming; + __u8 tx_seq; + __u8 retries; + __u8 sar; }; -#define bt_cb(skb) ((struct bt_skb_cb *)(skb->cb)) +#define bt_cb(skb) ((struct bt_skb_cb *)((skb)->cb)) static inline struct sk_buff *bt_skb_alloc(unsigned int len, gfp_t how) { diff --git a/include/net/bluetooth/hci_core.h b/include/net/bluetooth/hci_core.h index c4ca422..7b640ae 100644 --- a/include/net/bluetooth/hci_core.h +++ b/include/net/bluetooth/hci_core.h @@ -117,7 +117,7 @@ struct hci_dev { struct sk_buff *sent_cmd; struct sk_buff *reassembly[3]; - struct semaphore req_lock; + struct mutex req_lock; wait_queue_head_t req_wait_q; __u32 req_status; __u32 req_result; @@ -187,6 +187,7 @@ struct hci_conn { struct work_struct work_del; struct device dev; + atomic_t devref; struct hci_dev *hdev; void *l2cap_data; @@ -339,6 +340,9 @@ int hci_conn_switch_role(struct hci_conn *conn, __u8 role); void hci_conn_enter_active_mode(struct hci_conn *conn); void hci_conn_enter_sniff_mode(struct hci_conn *conn); +void hci_conn_hold_device(struct hci_conn *conn); +void hci_conn_put_device(struct hci_conn *conn); + static inline void hci_conn_hold(struct hci_conn *conn) { atomic_inc(&conn->refcnt); @@ -700,8 +704,8 @@ struct hci_sec_filter { #define HCI_REQ_PEND 1 #define HCI_REQ_CANCELED 2 -#define hci_req_lock(d) down(&d->req_lock) -#define hci_req_unlock(d) up(&d->req_lock) +#define hci_req_lock(d) mutex_lock(&d->req_lock) +#define hci_req_unlock(d) mutex_unlock(&d->req_lock) void hci_req_complete(struct hci_dev *hdev, int result); diff --git a/include/net/bluetooth/l2cap.h b/include/net/bluetooth/l2cap.h index e919fca..9516f4b 100644 --- a/include/net/bluetooth/l2cap.h +++ b/include/net/bluetooth/l2cap.h @@ -27,12 +27,14 @@ /* L2CAP defaults */ #define L2CAP_DEFAULT_MTU 672 +#define L2CAP_DEFAULT_MIN_MTU 48 #define L2CAP_DEFAULT_FLUSH_TO 0xffff -#define L2CAP_DEFAULT_RX_WINDOW 1 -#define L2CAP_DEFAULT_MAX_RECEIVE 1 -#define L2CAP_DEFAULT_RETRANS_TO 300 /* 300 milliseconds */ -#define L2CAP_DEFAULT_MONITOR_TO 1000 /* 1 second */ -#define L2CAP_DEFAULT_MAX_RX_APDU 0xfff7 +#define L2CAP_DEFAULT_TX_WINDOW 63 +#define L2CAP_DEFAULT_NUM_TO_ACK (L2CAP_DEFAULT_TX_WINDOW/5) +#define L2CAP_DEFAULT_MAX_TX 3 +#define L2CAP_DEFAULT_RETRANS_TO 1000 /* 1 second */ +#define L2CAP_DEFAULT_MONITOR_TO 12000 /* 12 seconds */ +#define L2CAP_DEFAULT_MAX_PDU_SIZE 672 #define L2CAP_CONN_TIMEOUT (40000) /* 40 seconds */ #define L2CAP_INFO_TIMEOUT (4000) /* 4 seconds */ @@ -52,6 +54,7 @@ struct l2cap_options { __u16 imtu; __u16 flush_to; __u8 mode; + __u8 fcs; }; #define L2CAP_CONNINFO 0x02 @@ -93,6 +96,32 @@ struct l2cap_conninfo { #define L2CAP_FCS_NONE 0x00 #define L2CAP_FCS_CRC16 0x01 +/* L2CAP Control Field bit masks */ +#define L2CAP_CTRL_SAR 0xC000 +#define L2CAP_CTRL_REQSEQ 0x3F00 +#define L2CAP_CTRL_TXSEQ 0x007E +#define L2CAP_CTRL_RETRANS 0x0080 +#define L2CAP_CTRL_FINAL 0x0080 +#define L2CAP_CTRL_POLL 0x0010 +#define L2CAP_CTRL_SUPERVISE 0x000C +#define L2CAP_CTRL_FRAME_TYPE 0x0001 /* I- or S-Frame */ + +#define L2CAP_CTRL_TXSEQ_SHIFT 1 +#define L2CAP_CTRL_REQSEQ_SHIFT 8 +#define L2CAP_CTRL_SAR_SHIFT 14 + +/* L2CAP Supervisory Function */ +#define L2CAP_SUPER_RCV_READY 0x0000 +#define L2CAP_SUPER_REJECT 0x0004 +#define L2CAP_SUPER_RCV_NOT_READY 0x0008 +#define L2CAP_SUPER_SELECT_REJECT 0x000C + +/* L2CAP Segmentation and Reassembly */ +#define L2CAP_SDU_UNSEGMENTED 0x0000 +#define L2CAP_SDU_START 0x4000 +#define L2CAP_SDU_END 0x8000 +#define L2CAP_SDU_CONTINUE 0xC000 + /* L2CAP structures */ struct l2cap_hdr { __le16 len; @@ -190,7 +219,7 @@ struct l2cap_conf_rfc { #define L2CAP_MODE_RETRANS 0x01 #define L2CAP_MODE_FLOWCTL 0x02 #define L2CAP_MODE_ERTM 0x03 -#define L2CAP_MODE_STREAM 0x04 +#define L2CAP_MODE_STREAMING 0x04 struct l2cap_disconn_req { __le16 dcid; @@ -261,6 +290,14 @@ struct l2cap_conn { /* ----- L2CAP channel and socket info ----- */ #define l2cap_pi(sk) ((struct l2cap_pinfo *) sk) +#define TX_QUEUE(sk) (&l2cap_pi(sk)->tx_queue) +#define SREJ_QUEUE(sk) (&l2cap_pi(sk)->srej_queue) +#define SREJ_LIST(sk) (&l2cap_pi(sk)->srej_l.list) + +struct srej_list { + __u8 tx_seq; + struct list_head list; +}; struct l2cap_pinfo { struct bt_sock bt; @@ -271,30 +308,97 @@ struct l2cap_pinfo { __u16 imtu; __u16 omtu; __u16 flush_to; - __u8 sec_level; + __u8 mode; + __u8 num_conf_req; + __u8 num_conf_rsp; + + __u8 fcs; + __u8 sec_level; __u8 role_switch; - __u8 force_reliable; + __u8 force_reliable; __u8 conf_req[64]; __u8 conf_len; __u8 conf_state; - __u8 conf_retry; + __u8 conn_state; + + __u8 next_tx_seq; + __u8 expected_ack_seq; + __u8 req_seq; + __u8 expected_tx_seq; + __u8 buffer_seq; + __u8 buffer_seq_srej; + __u8 srej_save_reqseq; + __u8 unacked_frames; + __u8 retry_count; + __u8 num_to_ack; + __u16 sdu_len; + __u16 partial_sdu_len; + struct sk_buff *sdu; __u8 ident; + __u8 remote_tx_win; + __u8 remote_max_tx; + __u16 retrans_timeout; + __u16 monitor_timeout; + __u16 max_pdu_size; + __le16 sport; + struct timer_list retrans_timer; + struct timer_list monitor_timer; + struct sk_buff_head tx_queue; + struct sk_buff_head srej_queue; + struct srej_list srej_l; struct l2cap_conn *conn; struct sock *next_c; struct sock *prev_c; }; -#define L2CAP_CONF_REQ_SENT 0x01 -#define L2CAP_CONF_INPUT_DONE 0x02 -#define L2CAP_CONF_OUTPUT_DONE 0x04 -#define L2CAP_CONF_CONNECT_PEND 0x80 - -#define L2CAP_CONF_MAX_RETRIES 2 +#define L2CAP_CONF_REQ_SENT 0x01 +#define L2CAP_CONF_INPUT_DONE 0x02 +#define L2CAP_CONF_OUTPUT_DONE 0x04 +#define L2CAP_CONF_MTU_DONE 0x08 +#define L2CAP_CONF_MODE_DONE 0x10 +#define L2CAP_CONF_CONNECT_PEND 0x20 +#define L2CAP_CONF_NO_FCS_RECV 0x40 +#define L2CAP_CONF_STATE2_DEVICE 0x80 + +#define L2CAP_CONF_MAX_CONF_REQ 2 +#define L2CAP_CONF_MAX_CONF_RSP 2 + +#define L2CAP_CONN_SAR_SDU 0x01 +#define L2CAP_CONN_SREJ_SENT 0x02 +#define L2CAP_CONN_WAIT_F 0x04 +#define L2CAP_CONN_SREJ_ACT 0x08 +#define L2CAP_CONN_SEND_PBIT 0x10 +#define L2CAP_CONN_REMOTE_BUSY 0x20 +#define L2CAP_CONN_LOCAL_BUSY 0x40 + +#define __mod_retrans_timer() mod_timer(&l2cap_pi(sk)->retrans_timer, \ + jiffies + msecs_to_jiffies(L2CAP_DEFAULT_RETRANS_TO)); +#define __mod_monitor_timer() mod_timer(&l2cap_pi(sk)->monitor_timer, \ + jiffies + msecs_to_jiffies(L2CAP_DEFAULT_MONITOR_TO)); + +static inline int l2cap_tx_window_full(struct sock *sk) +{ + struct l2cap_pinfo *pi = l2cap_pi(sk); + int sub; + + sub = (pi->next_tx_seq - pi->expected_ack_seq) % 64; + + if (sub < 0) + sub += 64; + + return (sub == pi->remote_tx_win); +} + +#define __get_txseq(ctrl) ((ctrl) & L2CAP_CTRL_TXSEQ) >> 1 +#define __get_reqseq(ctrl) ((ctrl) & L2CAP_CTRL_REQSEQ) >> 8 +#define __is_iframe(ctrl) !((ctrl) & L2CAP_CTRL_FRAME_TYPE) +#define __is_sframe(ctrl) (ctrl) & L2CAP_CTRL_FRAME_TYPE +#define __is_sar_start(ctrl) ((ctrl) & L2CAP_CTRL_SAR) == L2CAP_SDU_START void l2cap_load(void); diff --git a/include/net/bluetooth/rfcomm.h b/include/net/bluetooth/rfcomm.h index c274993..921d7b3 100644 --- a/include/net/bluetooth/rfcomm.h +++ b/include/net/bluetooth/rfcomm.h @@ -29,6 +29,7 @@ #define RFCOMM_CONN_TIMEOUT (HZ * 30) #define RFCOMM_DISC_TIMEOUT (HZ * 20) #define RFCOMM_AUTH_TIMEOUT (HZ * 25) +#define RFCOMM_IDLE_TIMEOUT (HZ * 2) #define RFCOMM_DEFAULT_MTU 127 #define RFCOMM_DEFAULT_CREDITS 7 @@ -154,6 +155,7 @@ struct rfcomm_msc { struct rfcomm_session { struct list_head list; struct socket *sock; + struct timer_list timer; unsigned long state; unsigned long flags; atomic_t refcnt; |