diff options
| author | simon <simon@ubuntu.(none)> | 2011-04-06 21:40:15 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2011-04-10 18:46:45 -0700 |
| commit | 5325e92f33eef5fb54e2e63185d965b4be59a4b3 (patch) | |
| tree | ee62aa60f4f84ad6afb8ee20d0effc073f20e7b1 | |
| parent | 647da406e5e6cef87d17ee4d3c65c7b496883a3f (diff) | |
| download | olio-linux-3.10-5325e92f33eef5fb54e2e63185d965b4be59a4b3.tar.xz olio-linux-3.10-5325e92f33eef5fb54e2e63185d965b4be59a4b3.zip | |
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>
| -rw-r--r-- | drivers/net/usb/plusb.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/net/usb/plusb.c b/drivers/net/usb/plusb.c index f46aa07bfa6..217aec8a768 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; } |