[Intel-gfx] Intel graphics corruption
Fennec Fox
fennectech at gmail.com
Mon Dec 8 20:16:33 PST 2014
by the way im using archlinux on x64
On Mon, Dec 8, 2014 at 9:52 PM, Fennec Fox <fennectech at gmail.com> wrote:
> do you know how to make the intel-drm-nightly kernel mentioned in this
> bugfix id like to use that until 3.19 lands
>
> On Mon, Dec 8, 2014 at 2:26 AM, Chris Wilson <chris at chris-wilson.co.uk> wrote:
>> On Fri, Dec 05, 2014 at 11:29:09PM -0600, Fennec Fox wrote:
>>> well on my arch machine with an intel gma 4 graphics card using
>>> xfree86-video-intel im seeing lots of graphics corruption i can
>>> give images it it would help
>>
>> I presume you filed https://bugs.freedesktop.org/show_bug.cgi?id=87065
>> and so know by that this was fixed by
>>
>> commit 656bfa3afc14e45e2d9e1624bf60d79b3beb12f2
>> Author: Daniel Vetter <daniel.vetter at ffwll.ch>
>> Date: Thu Nov 20 09:26:30 2014 +0100
>>
>> drm/i915: Pin tiled objects for L-shaped configs
>>
>> Let's just throw in the towel on this one and take the cheap way out.
>>
>> Based on a patch from Chris Wilson, but checking for a different bit.
>> Chris' patch checked for even bank layout, this one here for a magic
>> bit. Given the evidence we've gathered (not much) both work I think,
>> but checking for the magic bit might be more accurate.
>>
>> Anyway, works on my gm45 here.
>>
>> For paranoi restrict to gen4 (and mobile), since we've only ever seen
>> this on gm45 and i965gm.
>>
>> Also add some debugfs output so that we can skip the tiled swapping
>> tests properly in these cases.
>>
>> v2: Clean up the quirk'ed pin count in free_object to avoid upsetting
>> the WARN_ON. Spotted by Chris.
>> -Chris
>>
>> --
>> Chris Wilson, Intel Open Source Technology Centre
>
>
>
> --
> Fennec
--
Fennec
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