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Date: Wed, 22 Dec 2010 16:59:06 +0000
To: Takashi Iwai <tiwai@suse.de>, Dave Airlie <airlied@linux.ie>
Subject: Re: [git pull] drm fixes
Cc: torvalds@linux-foundation.org,
        DRI mailing list <dri-devel@lists.freedesktop.org>,
        linux-kernel@vger.kernel.org
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References: <alpine.DEB.2.00.1012212339090.30885@skynet.skynet.ie> <s5hei99vkqj.wl%tiwai@suse.de>
From: Chris Wilson <chris@chris-wilson.co.uk>
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On Wed, 22 Dec 2010 17:24:36 +0100, Takashi Iwai <tiwai@suse.de> wrote:
> The commit 448f53a1ede54eb854d036abf54573281412d650
>   drm/i915/bios: Reverse order of 100/120 Mhz SSC clocks
> 
> causes a regression on a SandyBridge machine here.
> The laptop display (LVDS) becomes blank.  Reverting the commit fixes
> the problem.

The question is whose BIOS is wrong? The Lenovo U160's or the
Sandybridge SDV? And why does it work for that other OS? <Insert
rhetorical question of the day here.>

It's back to the square one for one or the other platform...
-Chris

-- 
Chris Wilson, Intel Open Source Technology Centre