From mboxrd@z Thu Jan  1 00:00:00 1970
From: =?UTF-8?B?Q2hyaXN0aWFuIEvDtm5pZw==?= <christian.koenig@amd.com>
Subject: Re: 15-rc1: radeon modesetting fails
Date: Tue, 15 Apr 2014 15:09:02 +0200
Message-ID: <534D2F6E.1020608@amd.com>
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	<20140415120740.GA8306@nazgul.tnic>
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To: Alex Deucher <alexdeucher@gmail.com>, Borislav Petkov <bp@alien8.de>
Cc: Alex Deucher <alexander.deucher@amd.com>, lkml <linux-kernel@vger.kernel.org>, Maling list - DRI developers <dri-devel@lists.freedesktop.org>
List-Id: dri-devel@lists.freedesktop.org

> Does reverting:
> http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit=
/?id=3D32167016076f714f0e35e287fbead7de0f1fb179
> fix the issue?  We may need to tweak the pll parameters for older asi=
cs.

Yeah, indeed the most likely cause. Please provide dmesg outputs create=
d=20
with drm.ebug=3D0xe for the old and the new kernel.

Christian.

Am 15.04.2014 15:06, schrieb Alex Deucher:
> On Tue, Apr 15, 2014 at 8:07 AM, Borislav Petkov <bp@alien8.de> wrote=
:
>> Hi Christian,
>>
>> On Tue, Apr 15, 2014 at 11:28:55AM +0200, Christian K=C3=B6nig wrote=
:
>>> Hi Borislav,
>>>
>>> that's a known issue and should be fixed in the next rc, see this
>>> bugreport: https://bugs.freedesktop.org/show_bug.cgi?id=3D77009
>>>
>>> You might also want to try my branch with 3.15 fixes which includes
>>> the necessary patch for this: http://cgit.freedesktop.org/~deathsim=
ple/linux/log/?h=3Ddrm-fixes-3.15-wip
>>>
>>> Let me know if that branch works for you or not.
>> so I went and merged your branch as you suggested. Btw, on its tip i=
t
>> has:
>>
>> commit ec02666dd0791312b5820e1a9a023681d99d07ec
>> Author: Quentin Casasnovas <quentin.casasnovas@oracle.com>
>> Date:   Tue Mar 18 17:16:52 2014 +0100
>>
>>      drm/radeon: memory leak on bo reservation failure. v2
>>
>> (just checking whether I got the right one)
>>
>> and, unfortunately, no change - same problem. Let me know if I shoul=
d
>> bisect the subset of 59 radeon patches which went in during the merg=
e
>> window...
>>
>> Btw, just in case, I went and updated radeon firmware in
>> /lib/firmware/radeon/ from upstream but it didn't change anything.
> Does reverting:
> http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit=
/?id=3D32167016076f714f0e35e287fbead7de0f1fb179
> fix the issue?  We may need to tweak the pll parameters for older asi=
cs.
>
> Alex
>
>> Thanks.
>> _______________________________________________
>> dri-devel mailing list
>> dri-devel@lists.freedesktop.org
>> http://lists.freedesktop.org/mailman/listinfo/dri-devel