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Bluetooth: Move remote info to struct l2cap_chan

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As part of the moving channel stuff to l2cap_chan.

Signed-off-by: Gustavo F. Padovan <padovan@profusion.mobi>
This commit is contained in:
Gustavo F. Padovan 2011-03-25 20:15:28 -03:00
parent 6f61fd4759
commit 2c03a7a49e
3 changed files with 23 additions and 23 deletions
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10
include/net/bluetooth/l2cap.h
View file

@ -302,6 +302,9 @@ struct l2cap_chan {
__u16 partial_sdu_len; __u16 partial_sdu_len;
struct sk_buff *sdu; struct sk_buff *sdu;
__u8 remote_tx_win;
__u8 remote_max_tx;
__u16 remote_mps;
struct list_head list; struct list_head list;
}; };
@ -370,11 +373,8 @@ struct l2cap_pinfo {
__u8 tx_win; __u8 tx_win;
__u8 max_tx; __u8 max_tx;
__u8 remote_tx_win;
__u8 remote_max_tx;
__u16 retrans_timeout; __u16 retrans_timeout;
__u16 monitor_timeout; __u16 monitor_timeout;
__u16 remote_mps;
__u16 mps; __u16 mps;
__le16 sport; __le16 sport;
@ -431,7 +431,7 @@ static inline int l2cap_tx_window_full(struct l2cap_chan *ch)
if (sub < 0) if (sub < 0)
sub += 64; sub += 64;
return sub == l2cap_pi(ch->sk)->remote_tx_win; return sub == ch->remote_tx_win;
} }
#define __get_txseq(ctrl) (((ctrl) & L2CAP_CTRL_TXSEQ) >> 1) #define __get_txseq(ctrl) (((ctrl) & L2CAP_CTRL_TXSEQ) >> 1)
@ -454,7 +454,7 @@ int __l2cap_wait_ack(struct sock *sk);
struct sk_buff *l2cap_create_connless_pdu(struct sock *sk, struct msghdr *msg, size_t len); struct sk_buff *l2cap_create_connless_pdu(struct sock *sk, struct msghdr *msg, size_t len);
struct sk_buff *l2cap_create_basic_pdu(struct sock *sk, struct msghdr *msg, size_t len); struct sk_buff *l2cap_create_basic_pdu(struct sock *sk, struct msghdr *msg, size_t len);
struct sk_buff *l2cap_create_iframe_pdu(struct sock *sk, struct msghdr *msg, size_t len, u16 control, u16 sdulen); struct sk_buff *l2cap_create_iframe_pdu(struct sock *sk, struct msghdr *msg, size_t len, u16 control, u16 sdulen);
int l2cap_sar_segment_sdu(struct sock *sk, struct msghdr *msg, size_t len); int l2cap_sar_segment_sdu(struct l2cap_chan *chan, struct msghdr *msg, size_t len);
void l2cap_do_send(struct sock *sk, struct sk_buff *skb); void l2cap_do_send(struct sock *sk, struct sk_buff *skb);
void l2cap_streaming_send(struct l2cap_chan *chan); void l2cap_streaming_send(struct l2cap_chan *chan);
int l2cap_ertm_send(struct l2cap_chan *chan); int l2cap_ertm_send(struct l2cap_chan *chan);

32
net/bluetooth/l2cap_core.c
View file

@ -956,7 +956,7 @@ static void l2cap_monitor_timeout(unsigned long arg)
BT_DBG("chan %p", chan); BT_DBG("chan %p", chan);
bh_lock_sock(sk); bh_lock_sock(sk);
if (chan->retry_count >= l2cap_pi(sk)->remote_max_tx) { if (chan->retry_count >= chan->remote_max_tx) {
l2cap_send_disconn_req(l2cap_pi(sk)->conn, sk, ECONNABORTED); l2cap_send_disconn_req(l2cap_pi(sk)->conn, sk, ECONNABORTED);
bh_unlock_sock(sk); bh_unlock_sock(sk);
return; return;
@ -1065,8 +1065,8 @@ static void l2cap_retransmit_one_frame(struct l2cap_chan *chan, u8 tx_seq)
} while ((skb = skb_queue_next(TX_QUEUE(sk), skb))); } while ((skb = skb_queue_next(TX_QUEUE(sk), skb)));
if (pi->remote_max_tx && if (chan->remote_max_tx &&
bt_cb(skb)->retries == pi->remote_max_tx) { bt_cb(skb)->retries == chan->remote_max_tx) {
l2cap_send_disconn_req(pi->conn, sk, ECONNABORTED); l2cap_send_disconn_req(pi->conn, sk, ECONNABORTED);
return; return;
} }
@ -1106,8 +1106,8 @@ int l2cap_ertm_send(struct l2cap_chan *chan)
while ((skb = sk->sk_send_head) && (!l2cap_tx_window_full(chan))) { while ((skb = sk->sk_send_head) && (!l2cap_tx_window_full(chan))) {
if (pi->remote_max_tx && if (chan->remote_max_tx &&
bt_cb(skb)->retries == pi->remote_max_tx) { bt_cb(skb)->retries == chan->remote_max_tx) {
l2cap_send_disconn_req(pi->conn, sk, ECONNABORTED); l2cap_send_disconn_req(pi->conn, sk, ECONNABORTED);
break; break;
} }
@ -1337,9 +1337,9 @@ struct sk_buff *l2cap_create_iframe_pdu(struct sock *sk, struct msghdr *msg, siz
return skb; return skb;
} }
int l2cap_sar_segment_sdu(struct sock *sk, struct msghdr *msg, size_t len) int l2cap_sar_segment_sdu(struct l2cap_chan *chan, struct msghdr *msg, size_t len)
{ {
struct l2cap_pinfo *pi = l2cap_pi(sk); struct sock *sk = chan->sk;
struct sk_buff *skb; struct sk_buff *skb;
struct sk_buff_head sar_queue; struct sk_buff_head sar_queue;
u16 control; u16 control;
@ -1347,20 +1347,20 @@ int l2cap_sar_segment_sdu(struct sock *sk, struct msghdr *msg, size_t len)
skb_queue_head_init(&sar_queue); skb_queue_head_init(&sar_queue);
control = L2CAP_SDU_START; control = L2CAP_SDU_START;
skb = l2cap_create_iframe_pdu(sk, msg, pi->remote_mps, control, len); skb = l2cap_create_iframe_pdu(sk, msg, chan->remote_mps, control, len);
if (IS_ERR(skb)) if (IS_ERR(skb))
return PTR_ERR(skb); return PTR_ERR(skb);
__skb_queue_tail(&sar_queue, skb); __skb_queue_tail(&sar_queue, skb);
len -= pi->remote_mps; len -= chan->remote_mps;
size += pi->remote_mps; size += chan->remote_mps;
while (len > 0) { while (len > 0) {
size_t buflen; size_t buflen;
if (len > pi->remote_mps) { if (len > chan->remote_mps) {
control = L2CAP_SDU_CONTINUE; control = L2CAP_SDU_CONTINUE;
buflen = pi->remote_mps; buflen = chan->remote_mps;
} else { } else {
control = L2CAP_SDU_END; control = L2CAP_SDU_END;
buflen = len; buflen = len;
@ -1810,13 +1810,13 @@ done:
break; break;
case L2CAP_MODE_ERTM: case L2CAP_MODE_ERTM:
pi->remote_tx_win = rfc.txwin_size; chan->remote_tx_win = rfc.txwin_size;
pi->remote_max_tx = rfc.max_transmit; chan->remote_max_tx = rfc.max_transmit;
if (le16_to_cpu(rfc.max_pdu_size) > pi->conn->mtu - 10) if (le16_to_cpu(rfc.max_pdu_size) > pi->conn->mtu - 10)
rfc.max_pdu_size = cpu_to_le16(pi->conn->mtu - 10); rfc.max_pdu_size = cpu_to_le16(pi->conn->mtu - 10);
pi->remote_mps = le16_to_cpu(rfc.max_pdu_size); chan->remote_mps = le16_to_cpu(rfc.max_pdu_size);
rfc.retrans_timeout = rfc.retrans_timeout =
le16_to_cpu(L2CAP_DEFAULT_RETRANS_TO); le16_to_cpu(L2CAP_DEFAULT_RETRANS_TO);
@ -1834,7 +1834,7 @@ done:
if (le16_to_cpu(rfc.max_pdu_size) > pi->conn->mtu - 10) if (le16_to_cpu(rfc.max_pdu_size) > pi->conn->mtu - 10)
rfc.max_pdu_size = cpu_to_le16(pi->conn->mtu - 10); rfc.max_pdu_size = cpu_to_le16(pi->conn->mtu - 10);
pi->remote_mps = le16_to_cpu(rfc.max_pdu_size); chan->remote_mps = le16_to_cpu(rfc.max_pdu_size);
pi->conf_state |= L2CAP_CONF_MODE_DONE; pi->conf_state |= L2CAP_CONF_MODE_DONE;

4
net/bluetooth/l2cap_sock.c
View file

@ -757,7 +757,7 @@ static int l2cap_sock_sendmsg(struct kiocb *iocb, struct socket *sock, struct ms
case L2CAP_MODE_ERTM: case L2CAP_MODE_ERTM:
case L2CAP_MODE_STREAMING: case L2CAP_MODE_STREAMING:
/* Entire SDU fits into one PDU */ /* Entire SDU fits into one PDU */
if (len <= pi->remote_mps) { if (len <= pi->chan->remote_mps) {
control = L2CAP_SDU_UNSEGMENTED; control = L2CAP_SDU_UNSEGMENTED;
skb = l2cap_create_iframe_pdu(sk, msg, len, control, 0); skb = l2cap_create_iframe_pdu(sk, msg, len, control, 0);
if (IS_ERR(skb)) { if (IS_ERR(skb)) {
@ -771,7 +771,7 @@ static int l2cap_sock_sendmsg(struct kiocb *iocb, struct socket *sock, struct ms
} else { } else {
/* Segment SDU into multiples PDUs */ /* Segment SDU into multiples PDUs */
err = l2cap_sar_segment_sdu(sk, msg, len); err = l2cap_sar_segment_sdu(pi->chan, msg, len);
if (err < 0) if (err < 0)
goto done; goto done;
} }