linux-kernel - Re: i915 regression with 3.3-rc3+git

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Message-ID: <8739a12z55.fsf@turtle.gmx.de>
Date:	Thu, 23 Feb 2012 19:16:54 +0100
From:	Sven Joachim <svenjoac@....de>
To:	Jesse Barnes <jbarnes@...tuousgeek.org>
Cc:	Riccardo Magliocchetti <riccardo.magliocchetti@...il.com>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Keith Packard <keithp@...thp.com>
Subject: Re: i915 regression with 3.3-rc3+git

On 2012-02-23 17:41 +0100, Jesse Barnes wrote:

> On Fri, 17 Feb 2012 21:48:13 +0100
> Riccardo Magliocchetti <riccardo.magliocchetti@...il.com> wrote:
>
>> Hello,
>> 
>> i've upgraded from 3.2.0-rc7 to post 3.3.0-rc3 git 
>> 4903062b5485f0e2c286a23b44c9b59d9b017d53, attached you can find dmesg 
>> with drm.debug=0xfff
>> 
>> This started to appear in logs:
>> 
>> [drm:intel_framebuffer_init] *ERROR* unsupported pixel format
>> 
>> X is getting a wrong resolution (log attached) and there's a lot of 
>> flickering, if i try to play a video the desktop turns black, the other 
>> ttys still works fine though.

I noticed very similar problems when I upgraded from 3.2 to 3.3-rc4 on
my laptop.  Same error message but the symptoms were worse, got a black
screen when the display manager started X.

> Can you check the drm-intel-fixes branch at
> git://git.kernel.org/pub/scm/linux/kernel/git/jbarnes/drm-intel.git?
> It has a fix for laod detection that might help.

Works great for me, thanks.

Cheers,
       Sven
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