[Intel-gfx] [PATCH v2] drm/i915: Avoid GPU hang when coming out of S3 or S4

Antoine, Peter peter.antoine at intel.com
Tue Apr 28 07:38:25 PDT 2015


So is the plan to push these patches and have follow-on work to cover the other paths?
As this fixes the Bugzilla issue that has been raised.

Peter.

-----Original Message-----
From: Deepak S [mailto:deepak.s at linux.intel.com] 
Sent: Tuesday, April 28, 2015 9:56 AM
To: Chris Wilson; S, Deepak; Antoine, Peter; intel-gfx at lists.freedesktop.org; Tian, YeX; Weinehall, David
Subject: Re: [Intel-gfx] [PATCH v2] drm/i915: Avoid GPU hang when coming out of S3 or S4

Yes agreed, we need to make changes in other paths :)


On Tuesday 28 April 2015 02:14 PM, Chris Wilson wrote:
> On Tue, Apr 28, 2015 at 08:29:13AM +0000, S, Deepak wrote:
>> Thanks Chirs for review, We moved  "Init_hw" to initialize WA's before any BB submission.
>>
>> Init_hw calls " init_clock_gating"
> But you appreciate the same issue exists on other paths?
> -Chris
>



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