tree 6ea4741b15b3b73d3e9d7d4d033b9739f11410fc
parent a12f78c582b5a7a549fbee1a58d5778e651764ad
author Joonyoung Shim <jy0922.shim@samsung.com> 1404960582 +0900
committer David S. Miller <davem@davemloft.net> 1404978177 -0700

usbnet: smsc95xx: add reset_resume function with reset operation

The smsc95xx needs to resume with reset operation. Otherwise it causes
system hang by network error like below after resume. This case appears
on odroid u3 board.

[    9.727600] smsc95xx 1-2:1.0 eth0: kevent 2 may have been dropped
[    9.727648] smsc95xx 1-2:1.0 eth0: kevent 2 may have been dropped
[    9.727689] smsc95xx 1-2:1.0 eth0: kevent 2 may have been dropped
[    9.727728] smsc95xx 1-2:1.0 eth0: kevent 2 may have been dropped
[    9.729486] PM: resume of devices complete after 2011.219 msecs
[   10.117609] Restarting tasks ... done.
[   11.725099] smsc95xx 1-2:1.0 eth0: kevent 2 may have been dropped
[   13.480846] smsc95xx 1-2:1.0 eth0: kevent 2 may have been dropped
[   13.481361] smsc95xx 1-2:1.0 eth0: kevent 2 may have been dropped
...

Signed-off-by: Joonyoung Shim <jy0922.shim@samsung.com>
Signed-off-by: David S. Miller <davem@davemloft.net>