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SubjectRe: Commit 500f7147cf5bafd139056d521536b10c2bc2e154 breaks _resume_
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On Sun, Feb 6, 2011 at 10:47 PM, Chris Wilson <chris@chris-wilson.co.uk> wrote:
> On Sun, 6 Feb 2011 22:01:22 +0800, Jeff Chua <jeff.chua.linux@gmail.com> wrote:
>> It's the commit below. I've checked it twice. Reverting it solves the
>> problem. Suspend to Ram ok. Upon resume, screen is blank. Keyboard
>> hangs. Had to do a hard reset.
>
>> >> commit 500f7147cf5bafd139056d521536b10c2bc2e154
>> >> Author: Chris Wilson <chris@chris-wilson.co.uk>
>> >> Date:   Mon Jan 24 15:14:41 2011 +0000
>> >>
>> >>     drm/i915: Reset state after a GPU reset or resume
>
> Makes no difference to my x201s.
>
> I would have thought a bisection would have resulted in either
> f3269058e7a80083dcdf89698bfcd1a6c6f8fd12 or
> 5d1d0cc87fc0887921993ea0742932e0c8adeda0
>
> Can you try reverting those two to see if either of those is the true
> culprit?

You're too fast. It's the commit below.

commit 5d1d0cc87fc0887921993ea0742932e0c8adeda0
Author: Chris Wilson <chris@chris-wilson.co.uk>
Date: Mon Jan 24 15:02:15 2011 +0000
drm/i915: Reset crtc after resume

Based on a patch by Takashi Iwai.

Reported-by: Matthias Hopf <mat@mshopf.de>
Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=27272
Tested-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>


Thanks,
Jeff.
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