Re: ks8851: reset on RX failure and TX timeout

[David Miller]

From: "Nekludov, Max" <Max.Nekludov@xxxxxxxxxx>
Date: Wed, 2 Apr 2014 06:31:23 +0000

> Electromagnetic noise can make device to not send TX interrupts.
> As result outgoing queue will be suspended forever.
> Also EMI can raise RX interrupt with zero value in KS_RXFC register.
> 
> Signed-off-by: Max Nekludov <Max.Nekludov@xxxxxxxxxx>

We have a watchdog facility for TX timeouts, don't reinvent the wheel.

Implement ->ndo_tx_timeout() and set dev->watchdog_timeo appropriately.
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