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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>
This commit is contained in:
simon 2011-04-06 21:40:15 +00:00 committed by David S. Miller
parent 647da406e5
commit 5325e92f33
1 changed files with 5 additions and 1 deletions
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6
drivers/net/usb/plusb.c
View File

@ -94,11 +94,15 @@ pl_set_QuickLink_features(struct usbnet *dev, int val)
static int pl_reset(struct usbnet *dev) static int pl_reset(struct usbnet *dev)
{ {
int status;
/* some units seem to need this reset, others reject it utterly. /* some units seem to need this reset, others reject it utterly.
* FIXME be more like "naplink" or windows drivers. * 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); 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; return 0;
} }