From badaaa00f2122bab4bc2d46c26d6fad6af50f97c Mon Sep 17 00:00:00 2001 From: "Gustavo F. Padovan" Date: Wed, 23 Nov 2011 20:11:46 -0200 Subject: [PATCH] Bluetooth: Add user readable debug for state changes I did this as a part of a testing course at university, but it might be useful upstream as well. Signed-off-by: Gustavo F. Padovan --- net/bluetooth/l2cap_core.c | 29 +++++++++++++++++++++++++++++ 1 file changed, 29 insertions(+) diff --git a/net/bluetooth/l2cap_core.c b/net/bluetooth/l2cap_core.c index bdbf919..014fdec 100644 --- a/net/bluetooth/l2cap_core.c +++ b/net/bluetooth/l2cap_core.c @@ -229,8 +229,37 @@ static void l2cap_clear_timer(struct l2cap_chan *chan, struct timer_list *timer) chan_put(chan); } +static char *state_to_string(int state) +{ + switch(state) { + case BT_CONNECTED: + return "BT_CONNECTED"; + case BT_OPEN: + return "BT_OPEN"; + case BT_BOUND: + return "BT_BOUND"; + case BT_LISTEN: + return "BT_LISTEN"; + case BT_CONNECT: + return "BT_CONNECT"; + case BT_CONNECT2: + return "BT_CONNECT2"; + case BT_CONFIG: + return "BT_CONFIG"; + case BT_DISCONN: + return "BT_DISCONN"; + case BT_CLOSED: + return "BT_CLOSED"; + } + + return "invalid state"; +} + static void l2cap_state_change(struct l2cap_chan *chan, int state) { + BT_DBG("%p %s -> %s", chan, state_to_string(chan->state), + state_to_string(state)); + chan->state = state; chan->ops->state_change(chan->data, state); } -- 2.7.4