Re: radeon 0000:02:00.0: GPU lockup CP stall for more than 10000msec
From: Shuah Khan
Date: Thu Jan 03 2013 - 10:30:40 EST
On Thu, Jan 3, 2013 at 7:12 AM, Deucher, Alexander
>> -----Original Message-----
>> From: Boszormenyi Zoltan [mailto:zboszor@xxxxx]
>> Sent: Thursday, January 03, 2013 6:37 AM
>> To: Alex Deucher
>> Cc: Markus Trippelsdorf; lkml; dri-devel@xxxxxxxxxxxxxxxxxxxxx; Deucher,
>> Alexander; Borislav Petkov; Shuah Khan
>> Subject: Re: radeon 0000:02:00.0: GPU lockup CP stall for more than
>> 2013-01-03 00:37 keltezéssel, Alex Deucher írta:
>> > On Wed, Jan 2, 2013 at 5:38 PM, Markus Trippelsdorf
>> > <markus@xxxxxxxxxxxxxxx> wrote:
>> >> On 2013.01.02 at 17:31 -0500, Jerome Glisse wrote:
>> >>> Please affected people can you test if patch :
>> >>> http://people.freedesktop.org/~glisse/0003-drm-radeon-fix-dma-copy-
>> >>> Fix the issue, you need to make sure you don't have the patch that
>> >>> disable dma on r6xx ie that line 977-978 & 1061-1062 in radeon_asic.c
>> >>> is :
>> >>> .copy = &r600_copy_dma,
>> >>> .copy_ring_index = R600_RING_TYPE_DMA_INDEX,
>> >> It fixes the issue for me. Thanks.
>> > The count is actually the count, not count - 1. The real fix seems to
>> > be that r6xx requires 2 dw aligned transfers. The attached patch
>> > fixes the issue for me.
>> > Alex
>> I tried this patch over kernel 3.8.0-rc2 but the GDM screen is mostly garbage.
>> Only some text, like "Not on the list?" below the users and small icons are
>> but many user names are not rendered. http://tinypic.com/r/33xihit/6
>> I am on Fedora 18/x86_64, Radeon HD6570.
> I don't think the issue you are seeing is related to this one. Looks similar to:
Tested the patch on 3.8-rc2 and didn't see any problems.
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