diff options
| author |   Andrei Emeltchenko <andrei.emeltchenko@intel.com> | 2012-09-27 17:26:16 +0300 |
|---|---|---|
| committer |   Gustavo Padovan <gustavo.padovan@collabora.co.uk> | 2012-09-27 17:18:36 -0300 |
| commit | 93c3e8f5c9a0e4dc6b6c93108dcf3ec54ab1191a (patch) | |
| tree | ef09b88bd239bc42c6ce5b28bfca7173644c3df4 /net/bluetooth/a2mp.c | |
| parent | Bluetooth: A2MP: Process A2MP Get AMP Assoc Rsp (diff) | |
| download | linux-dev-93c3e8f5c9a0e4dc6b6c93108dcf3ec54ab1191a.tar.xz linux-dev-93c3e8f5c9a0e4dc6b6c93108dcf3ec54ab1191a.zip | |
Bluetooth: Choose connection based on capabilities
Choose which L2CAP connection to establish by checking support
for HS and remote side supported features.
Signed-off-by: Andrei Emeltchenko <andrei.emeltchenko@intel.com>
Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
Diffstat (limited to 'net/bluetooth/a2mp.c')
| -rw-r--r-- | net/bluetooth/a2mp.c | 34 |
1 files changed, 29 insertions, 5 deletions
diff --git a/net/bluetooth/a2mp.c b/net/bluetooth/a2mp.c index d0fde05e8b17..93adaad782ed 100644 --- a/net/bluetooth/a2mp.c +++ b/net/bluetooth/a2mp.c @@ -638,7 +638,7 @@ static struct l2cap_ops a2mp_chan_ops = { .ready = l2cap_chan_no_ready, }; -static struct l2cap_chan *a2mp_chan_open(struct l2cap_conn *conn) +static struct l2cap_chan *a2mp_chan_open(struct l2cap_conn *conn, bool locked) { struct l2cap_chan *chan; int err; @@ -673,7 +673,10 @@ static struct l2cap_chan *a2mp_chan_open(struct l2cap_conn *conn) chan->conf_state = 0; - l2cap_chan_add(conn, chan); + if (locked) + __l2cap_chan_add(conn, chan); + else + l2cap_chan_add(conn, chan); chan->remote_mps = chan->omtu; chan->mps = chan->omtu; @@ -712,7 +715,7 @@ int amp_mgr_put(struct amp_mgr *mgr) return kref_put(&mgr->kref, &_mgr_destroy); } -static struct amp_mgr *amp_mgr_create(struct l2cap_conn *conn) +static struct amp_mgr *amp_mgr_create(struct l2cap_conn *conn, bool locked) { struct amp_mgr *mgr; struct l2cap_chan *chan; @@ -725,7 +728,7 @@ static struct amp_mgr *amp_mgr_create(struct l2cap_conn *conn) mgr->l2cap_conn = conn; - chan = a2mp_chan_open(conn); + chan = a2mp_chan_open(conn, locked); if (!chan) { kfree(mgr); return NULL; @@ -754,7 +757,7 @@ struct l2cap_chan *a2mp_channel_create(struct l2cap_conn *conn, { struct amp_mgr *mgr; - mgr = amp_mgr_create(conn); + mgr = amp_mgr_create(conn, false); if (!mgr) { BT_ERR("Could not create AMP manager"); return NULL; @@ -842,3 +845,24 @@ void a2mp_send_getampassoc_rsp(struct hci_dev *hdev, u8 status) amp_mgr_put(mgr); kfree(rsp); } + +void a2mp_discover_amp(struct l2cap_chan *chan) +{ + struct l2cap_conn *conn = chan->conn; + struct amp_mgr *mgr = conn->hcon->amp_mgr; + struct a2mp_discov_req req; + + BT_DBG("chan %p conn %p mgr %p", chan, conn, mgr); + + if (!mgr) { + mgr = amp_mgr_create(conn, true); + if (!mgr) + return; + } + + mgr->bredr_chan = chan; + + req.mtu = cpu_to_le16(L2CAP_A2MP_DEFAULT_MTU); + req.ext_feat = 0; + a2mp_send(mgr, A2MP_DISCOVER_REQ, 1, sizeof(req), &req); +} |