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authorsimon <simon@ubuntu.(none)>2011-04-06 21:40:15 +0000
committerDavid S. Miller <davem@davemloft.net>2011-04-10 18:46:45 -0700
commit5325e92f33eef5fb54e2e63185d965b4be59a4b3 (patch)
treeee62aa60f4f84ad6afb8ee20d0effc073f20e7b1 /drivers/net/usb/plusb.c
parent647da406e5e6cef87d17ee4d3c65c7b496883a3f (diff)
downloadlinux-5325e92f33eef5fb54e2e63185d965b4be59a4b3.tar.bz2
usb: plusb: Add debug to reset function
This patch adds some debug to the reset function to print out the reason why it fails. Signed-off-by: Simon Wood <simon@mungewell.org> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/usb/plusb.c')
-rw-r--r--drivers/net/usb/plusb.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/net/usb/plusb.c b/drivers/net/usb/plusb.c
index f46aa07bfa69..217aec8a768f 100644
--- a/drivers/net/usb/plusb.c
+++ b/drivers/net/usb/plusb.c
@@ -94,11 +94,15 @@ pl_set_QuickLink_features(struct usbnet *dev, int val)
static int pl_reset(struct usbnet *dev)
{
+ int status;
+
/* some units seem to need this reset, others reject it utterly.
* FIXME be more like "naplink" or windows drivers.
*/
- (void) pl_set_QuickLink_features(dev,
+ status = pl_set_QuickLink_features(dev,
PL_S_EN|PL_RESET_OUT|PL_RESET_IN|PL_PEER_E);
+ if (status != 0 && netif_msg_probe(dev))
+ netif_dbg(dev, link, dev->net, "pl_reset --> %d\n", status);
return 0;
}