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Date:	Mon, 26 Oct 2009 09:02:34 -0700
From:	Jesse Barnes <>
To:	Peter Stuge <>
Cc:	Riccardo Magliocchetti <>,,,
Subject: Re: no video output after suspend after "drm/i915: force mode set
 at lid open time"

On Mon, 26 Oct 2009 02:52:30 +0100
Peter Stuge <> wrote:
> (Before this I tried with KMS, but it didn't do Xv.)
> (Oh, and Xv performance with a83a44+1556c6 is lower than 2.6.30 nofb,
> but that's somewhat secondary. MPlayer performs worse than VLC, but
> both are worse than MPlayer with 2.6.30+2.7.1.)
> Can I help solve this somehow?

I posted a patch that fixed an X40 I was testing:
drm/i915: save/restore BLC histogram control reg across suspend/resume

can you give it a try and see if it works for you?

It may not be related to Riccardo's report, since the above patch isn't
really related to the lid switch problem.

Jesse Barnes, Intel Open Source Technology Center
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