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Bluetooth: Start channel move when socket option is changed 

Channel moves are triggered by changes to the BT_CHANNEL_POLICY
sockopt when an ERTM or streaming-mode channel is connected.

Moves are only started if enable_hs is true.

Signed-off-by: Mat Martineau <mathewm@codeaurora.org>
Acked-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
This commit is contained in:
Mat Martineau 2012-10-23 15:24:23 -07:00 committed by Gustavo Padovan
parent e6a3ee6e8a
commit 3f7a56c4ff
3 changed files with 25 additions and 0 deletions
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1
include/net/bluetooth/l2cap.h
View File

@ -809,5 +809,6 @@ 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);
void l2cap_move_start(struct l2cap_chan *chan);
#endif /* __L2CAP_H */

19
net/bluetooth/l2cap_core.c
View File

@ -4453,6 +4453,25 @@ static void l2cap_logical_cfm(struct l2cap_chan *chan, struct hci_chan *hchan,
}
}
void l2cap_move_start(struct l2cap_chan *chan)
{
BT_DBG("chan %p", chan);
if (chan->local_amp_id == HCI_BREDR_ID) {
if (chan->chan_policy != BT_CHANNEL_POLICY_AMP_PREFERRED)
return;
chan->move_role = L2CAP_MOVE_ROLE_INITIATOR;
chan->move_state = L2CAP_MOVE_WAIT_PREPARE;
/* Placeholder - start physical link setup */
} else {
chan->move_role = L2CAP_MOVE_ROLE_INITIATOR;
chan->move_state = L2CAP_MOVE_WAIT_RSP_SUCCESS;
chan->move_id = 0;
l2cap_move_setup(chan);
l2cap_send_move_chan_req(chan, 0);
}
}
static void l2cap_do_create(struct l2cap_chan *chan, int result,
u8 local_amp_id, u8 remote_amp_id)
{

5
net/bluetooth/l2cap_sock.c
View File

@ -736,6 +736,11 @@ static int l2cap_sock_setsockopt(struct socket *sock, int level, int optname,
}
chan->chan_policy = (u8) opt;
if (sk->sk_state == BT_CONNECTED &&
chan->move_role == L2CAP_MOVE_ROLE_NONE)
l2cap_move_start(chan);
break;
default: