From: Anton Vorontsov <avoront...@ru.mvista.com>
Date: Mon, 12 Oct 2009 20:00:00 +0400

> Here are few patches that add support for hibernation for gianfar
> driver.
> 
> Technically, we could just do gfar_close() and then gfar_enet_open()
> sequence to restore gianfar functionality after hibernation, but
> close/open does so many unneeded things (e.g. BDs buffers freeing and
> allocation, IRQ freeing and requesting), that I felt it would be much
> better to cleanup and refactor some code to make the hibernation [and
> not only hibernation] code a little bit prettier.

I applied all of this, it's a really nice patch set.  If there are any
problems we can deal with it using follow-on fixups.

I noticed something, in patch #3 where you remove the spurious wrap
bit setting in startup_gfar().  It looks like that was not only
spurious but it was doing it wrong too.

It's writing garbage into the status word, because it's not using the
BD_LFLAG() macro to shift the value up 16 bits.
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