linux-kernel - Re: 3.12 regression: i915 warnings

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Date:	Sat, 28 Sep 2013 16:33:32 -0400
From:	Woody Suwalski <terraluna977@...il.com>
To:	Daniel Vetter <daniel.vetter@...ll.ch>
CC:	intel-gfx <intel-gfx@...ts.freedesktop.org>,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: 3.12 regression: i915 warnings

Daniel Vetter wrote:
> On Fri, Sep 27, 2013 at 7:27 PM, Woody Suwalski <terraluna977@...il.com> wrote:
>> Daniel Vetter wrote:
>>> On Thu, Sep 26, 2013 at 2:36 PM, Woody Suwalski <terraluna977@...il.com>
>>> wrote:
>>>> Daniel, I have noticed these warnings on 3.12-rc1, did not go away on
>>>> 3.12-rc2.
>>>> I see it only on EeePC with i915,not on ThinkPad with Radeon.
>>>> It is a 32-bit kernel with overlayfs and TuxOnIce patches, so not
>>>> perfectly
>>>> clean, however same config and patches on 3.11 do not show these issues.
>>>> No,sorry, did not have time to investigate further or bisect.If you have
>>>> a
>>>> quick test in mind - I will try ;-)
>>>
>>> a) Please always cc: relevant mailing lists, not just your maintainer.
>>> b) Please retest with latest drm-intel-fixes from
>>> http://cgit.freedesktop.org/~danvet/drm-intel/
>>> c) If that doesn't help please boot with drm.debug=0xe, reproduce the
>>> issue once and attach the complete dmesg. Please make sure that it
>>> contains everything from boot-up to the WARN.
>>>
>>> Thanks, Daniel
>> For now I can do the last - a complete dmesg with drm.debug attached...
>> I have hoped that you were to reply "Yawn, an old issue..." 8-)
> Here we go: Mode flag mismatch in the tv encoder, should be fixed with
>
> http://cgit.freedesktop.org/~danvet/drm-intel/commit/?id=1062b81598bc00e2f6620e6f3788f8f8df2f01e7
>
> Pull request is already out and patch is cc: stable, so should show up
> in a kernel near you soon.
> -Daniel
Warnings are gone with this patch (and other 4 patches  since 3.2.12-rc2 
from drm tree).

Thanks, Woody


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