274ad65c9d02 ("drm/radeon: hard reset r600 and newer GPU when hibernating.")

Jerome Glisse jglisse at redhat.com
Tue Jun 7 21:51:52 UTC 2016

> On Mon, Jun 06, 2016 at 05:40:19PM -0400, Jerome Glisse wrote:
> > Brokens how ? Symptoms ?
> Whoops, sorry, I meant to elaborate...
> After doing:
>         echo "shutdown" > /sys/power/disk
>         echo "disk" > /sys/power/state
> screen goes blank but machine remains powered on and doesn't go off. No
> responses to keyboard presses, etc. The only thing left to do is the
> reset button.

Ok i don't have too much time to dig into r600 i assume that r700 breaks
the same way so could you verify that attached patch fix the issue for
you. Note that video decoding is likely broken for you after hibernation
but you might have never notice it.

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