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authorJussi Kivilinna2011-01-31 20:50:31 +0200
committerJohn W. Linville2011-02-04 16:29:51 -0500
commit24d24c627cadcbff682fbf8448a775851bef833c (patch)
treef4e1e993851ea0a69931e615d9ead34cfc269189 /drivers/net/wireless/zd1211rw/zd_usb.c
parentab419e9bda10efced0db980478c3e40a1ad18ba3 (diff)
zd1211rw: add useful debug output
Signed-off-by: Jussi Kivilinna <jussi.kivilinna@mbnet.fi> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/zd1211rw/zd_usb.c')
-rw-r--r--drivers/net/wireless/zd1211rw/zd_usb.c9
1 files changed, 8 insertions, 1 deletions
diff --git a/drivers/net/wireless/zd1211rw/zd_usb.c b/drivers/net/wireless/zd1211rw/zd_usb.c
index 0631be6a53ac..f6df3665fdb6 100644
--- a/drivers/net/wireless/zd1211rw/zd_usb.c
+++ b/drivers/net/wireless/zd1211rw/zd_usb.c
@@ -411,8 +411,10 @@ static void int_urb_complete(struct urb *urb)
case -ENOENT:
case -ECONNRESET:
case -EPIPE:
+ dev_dbg_f(urb_dev(urb), "urb %p error %d\n", urb, urb->status);
return;
default:
+ dev_dbg_f(urb_dev(urb), "urb %p error %d\n", urb, urb->status);
goto resubmit;
}
@@ -613,6 +615,7 @@ static void handle_rx_packet(struct zd_usb *usb, const u8 *buffer,
static void rx_urb_complete(struct urb *urb)
{
+ int r;
struct zd_usb *usb;
struct zd_usb_rx *rx;
const u8 *buffer;
@@ -627,6 +630,7 @@ static void rx_urb_complete(struct urb *urb)
case -ENOENT:
case -ECONNRESET:
case -EPIPE:
+ dev_dbg_f(urb_dev(urb), "urb %p error %d\n", urb, urb->status);
return;
default:
dev_dbg_f(urb_dev(urb), "urb %p error %d\n", urb, urb->status);
@@ -668,7 +672,9 @@ static void rx_urb_complete(struct urb *urb)
}
resubmit:
- usb_submit_urb(urb, GFP_ATOMIC);
+ r = usb_submit_urb(urb, GFP_ATOMIC);
+ if (r)
+ dev_dbg_f(urb_dev(urb), "urb %p resubmit error %d\n", urb, r);
}
static struct urb *alloc_rx_urb(struct zd_usb *usb)
@@ -1001,6 +1007,7 @@ int zd_usb_tx(struct zd_usb *usb, struct sk_buff *skb)
r = usb_submit_urb(urb, GFP_ATOMIC);
if (r) {
+ dev_dbg_f(zd_usb_dev(usb), "error submit urb %p %d\n", urb, r);
usb_unanchor_urb(urb);
skb_unlink(skb, &tx->submitted_skbs);
goto error;