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authorMat Martineau <mathewm@codeaurora.org>2012-10-23 22:24:23 (GMT)
committerGustavo Padovan <gustavo.padovan@collabora.co.uk>2012-10-24 02:26:30 (GMT)
commit3f7a56c4ff438f4727439cb048034f56320dd228 (patch)
treebdd3ce761c4055bed50b3f301e1de2b745acb1af /net/bluetooth
parente6a3ee6e8aa27d0a38be7ead0c1624041697ffbc (diff)
downloadlinux-fsl-qoriq-3f7a56c4ff438f4727439cb048034f56320dd228.tar.xz
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>
Diffstat (limited to 'net/bluetooth')
-rw-r--r--net/bluetooth/l2cap_core.c19
-rw-r--r--net/bluetooth/l2cap_sock.c5
2 files changed, 24 insertions, 0 deletions
diff --git a/net/bluetooth/l2cap_core.c b/net/bluetooth/l2cap_core.c
index 93f1ebb..fae0c70 100644
--- a/net/bluetooth/l2cap_core.c
+++ b/net/bluetooth/l2cap_core.c
@@ -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)
{
diff --git a/net/bluetooth/l2cap_sock.c b/net/bluetooth/l2cap_sock.c
index 89f1472..1bcfb84 100644
--- a/net/bluetooth/l2cap_sock.c
+++ b/net/bluetooth/l2cap_sock.c
@@ -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: