linux-kernel - Re: i915 flickering [was: mmotm 2010-09-22-16-11 uploaded]

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Message-ID: <4CA0B768.5050304@gmail.com>
Date:	Mon, 27 Sep 2010 17:25:28 +0200
From:	Jiri Slaby <jirislaby@...il.com>
To:	linux-kernel@...r.kernel.org
CC:	akpm@...ux-foundation.org, mm-commits@...r.kernel.org,
	chris@...is-wilson.co.uk, dri-devel@...ts.freedesktop.org
Subject: Re: i915 flickering [was: mmotm 2010-09-22-16-11 uploaded]

On 09/27/2010 11:34 AM, Jiri Slaby wrote:
> On 09/23/2010 01:12 AM, akpm@...ux-foundation.org wrote:
>> The mm-of-the-moment snapshot 2010-09-22-16-11 has been uploaded to
> 
> Hi, it introduced a regression against 2010-09-15-16-21 in i915. The
> screen, especially in thunderbird and firefox screen elements, flickers.
> Is this known/is there a patch for this already?

BTW. right now, probably as a result of this, I got:
[drm:i915_hangcheck_elapsed] *ERROR* Hangcheck timer elapsed... GPU hung
[drm:i915_do_wait_request] *ERROR* i915_do_wait_request returns -5
(awaiting 990243 at 990230)

like in the glxgears report posted earlier today. But in this case, X
survived... Except selected text is no longer blue, but white and
another anomalies.

> 00:02.0 VGA compatible controller: Intel Corporation 82G33/G31 Express
> Integrated Graphics Controller (rev 02) (prog-if 00 [VGA controller])
>         Subsystem: Intel Corporation 82G33/G31 Express Integrated
> Graphics Controller
>         Flags: bus master, fast devsel, latency 0, IRQ 42
>         Memory at feb80000 (32-bit, non-prefetchable) [size=512K]
>         I/O ports at ec00 [size=8]
>         Memory at d0000000 (32-bit, prefetchable) [size=256M]
>         Memory at fea00000 (32-bit, non-prefetchable) [size=1M]
>         Expansion ROM at <unassigned> [disabled]
>         Capabilities: [90] MSI: Enable+ Count=1/1 Maskable- 64bit-
>         Capabilities: [d0] Power Management version 2
>         Kernel driver in use: i915
> 
> thanks,
-- 
js
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