[PATCH] drm/radeon: s2disk: Leave hw powered between freeze()

Oliver Winker oliverml1 at oli1170.net
Fri Jun 19 08:31:49 PDT 2015

On Friday 19 June 2015 15:58:03 Oliver Winker wrote:
> > I agree that this is unlikely given that before suspend we wait for all
> > rings to drain and at that point the userspace is frozen and thus nothing
> > should happen and GPU should stay idle. But i still feel that somehow
> > something might go wrong with your approach.
> > 
> > Anyway as it is your patch would break runtime suspend.
> Indeed, s2ram I didn't test at all. I only use s2disk.

Hi Jerome, small correction, since actually you mentioned runtime suspend: 
that I won't be able to test, since it's not supported on my card. But I'll 
give the s2d and s2r cases a try then. 

Cheers, Oliver

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