linux-kernel - Re: [Bug #12705] X200: Brightness broken since 2.6.29-rc4-58-g4c098bc

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Message-Id: <200902171523.57612.jbarnes@virtuousgeek.org>
Date:	Tue, 17 Feb 2009 15:23:57 -0800
From:	Jesse Barnes <jbarnes@...tuousgeek.org>
To:	Matthew Garrett <mjg59@...f.ucam.org>
Cc:	Eric Anholt <eric.anholt@...el.com>,
	"Rafael J. Wysocki" <rjw@...k.pl>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Kernel Testers List <kernel-testers@...r.kernel.org>,
	Len Brown <lenb@...nel.org>,
	Nico Schottelius <nico-linux-20090213@...ottelius.org>
Subject: Re: [Bug #12705] X200: Brightness broken since 2.6.29-rc4-58-g4c098bc

On Tuesday, February 17, 2009 3:13 pm Matthew Garrett wrote:
> On Tue, Feb 17, 2009 at 03:05:25PM -0800, Eric Anholt wrote:
> > On Sun, 2009-02-15 at 13:43 +0000, Matthew Garrett wrote:
> > > On Sat, Feb 14, 2009 at 09:38:23PM +0100, Rafael J. Wysocki wrote:
> > > > The following bug entry is on the current list of known regressions
> > > > from 2.6.28.  Please verify if it still should be listed and let me
> > > > know (either way).
> > >
> > > I think Eric sent a test patch for this. Did that get pushed?
> >
> > I haven't done anything in the area of brightness control.
>
> This was drm failing to initialise because of incorrect mtrr setup and
> opregion not working as a result.

I sent one out; it just made the ioremap in i915_initialize into an ioremap_wc 
for consistency.

-- 
Jesse Barnes, Intel Open Source Technology Center
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