Re: [RFCv2 12/20] Bluetooth: Choose connection based on capabilities

From: Andrei Emeltchenko <redacted>

Choose which L2CAP connection to establish by checking support
for HS and remote side supported features.

Signed-off-by: Andrei Emeltchenko <redacted>
---
 include/net/bluetooth/a2mp.h |    2 ++
 net/bluetooth/a2mp.c         |   21 +++++++++++++++++++++
 net/bluetooth/l2cap_core.c   |   34 ++++++++++++++++++++++++++++++----
 3 files changed, 53 insertions(+), 4 deletions(-)

diff --git a/include/net/bluetooth/a2mp.h b/include/net/bluetooth/a2mp.h
index 8ba236c..bf18a37 100644
--- a/include/net/bluetooth/a2mp.h
+++ b/include/net/bluetooth/a2mp.h

@@ -22,6 +22,7 @@
 struct amp_mgr {
 	struct l2cap_conn	*l2cap_conn;
 	struct l2cap_chan	*a2mp_chan;
+	struct l2cap_chan	*bredr_chan;
 	struct kref		kref;
 	__u8			ident;
 	__u8			handle;

@@ -129,5 +130,6 @@ int amp_mgr_put(struct amp_mgr *mgr);
 struct l2cap_chan *a2mp_channel_create(struct l2cap_conn *conn,
 				       struct sk_buff *skb);
 void a2mp_send(struct amp_mgr *mgr, u8 code, u8 ident, u16 len, void *data);
+void l2cap_discover_amp(struct l2cap_chan *chan);
 
 #endif /* __A2MP_H */

diff --git a/net/bluetooth/a2mp.c b/net/bluetooth/a2mp.c
index 508cb79..e740bb0 100644
--- a/net/bluetooth/a2mp.c
+++ b/net/bluetooth/a2mp.c

@@ -769,3 +769,24 @@ struct l2cap_chan *a2mp_channel_create(struct l2cap_conn *conn,
 
 	return mgr->a2mp_chan;
 }
+
+void l2cap_discover_amp(struct l2cap_chan *chan)