Bluetooth: A2MP: Add chan callbacks (46d5c908) · Commits · 戴 / test

net/bluetooth/a2mp.c

+55 −0

Original line number	Diff line number	Diff line
		@@ -63,8 +63,63 @@ static void a2mp_send(struct amp_mgr *mgr, u8 code, u8 ident, u16 len,
		kfree(cmd);
		}

		static void a2mp_chan_close_cb(struct l2cap_chan *chan)
		{
		l2cap_chan_destroy(chan);
		}

		static void a2mp_chan_state_change_cb(struct l2cap_chan *chan, int state)
		{
		struct amp_mgr *mgr = chan->data;

		if (!mgr)
		return;

		BT_DBG("chan %p state %s", chan, state_to_string(state));

		chan->state = state;

		switch (state) {
		case BT_CLOSED:
		if (mgr)
		amp_mgr_put(mgr);
		break;
		}
		}

		static struct sk_buff a2mp_chan_alloc_skb_cb(struct l2cap_chan chan,
		unsigned long len, int nb)
		{
		return bt_skb_alloc(len, GFP_KERNEL);
		}

		static struct l2cap_chan a2mp_chan_no_new_conn_cb(struct l2cap_chan chan)
		{
		BT_ERR("new_connection for chan %p not implemented", chan);

		return NULL;
		}

		static void a2mp_chan_no_teardown_cb(struct l2cap_chan *chan, int err)
		{
		BT_ERR("teardown for chan %p not implemented", chan);
		}

		static void a2mp_chan_no_ready(struct l2cap_chan *chan)
		{
		BT_ERR("ready for chan %p not implemented", chan);
		}

		static struct l2cap_ops a2mp_chan_ops = {
		.name = "L2CAP A2MP channel",
		.close = a2mp_chan_close_cb,
		.state_change = a2mp_chan_state_change_cb,
		.alloc_skb = a2mp_chan_alloc_skb_cb,

		/* Not implemented for A2MP */
		.new_connection = a2mp_chan_no_new_conn_cb,
		.teardown = a2mp_chan_no_teardown_cb,
		.ready = a2mp_chan_no_ready,
		};

		static struct l2cap_chan a2mp_chan_open(struct l2cap_conn conn)