linux-kernel - Re: Brightness control fails between 3.6.8 and 3.7.0-rc7 (Intel 915/Dell Vostro 3560)

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Message-ID: <CAKMK7uGrLvmDa+pqStAK_E_rEmgAgR+BO6+-m2dgUk6Ut6DuCQ@mail.gmail.com>
Date:	Sun, 2 Dec 2012 12:43:14 +0100
From:	Daniel Vetter <daniel.vetter@...ll.ch>
To:	Tom St Denis <tstdenis@...iptictech.com>
Cc:	linux-kernel@...r.kernel.org,
	intel-gfx <intel-gfx@...ts.freedesktop.org>,
	dri-devel <dri-devel@...ts.freedesktop.org>
Subject: Re: Brightness control fails between 3.6.8 and 3.7.0-rc7 (Intel
 915/Dell Vostro 3560)

Including a bunch more lists to the cc.

On Sun, Dec 2, 2012 at 12:42 PM, Daniel Vetter <daniel.vetter@...ll.ch> wrote:
> On Sun, Dec 2, 2012 at 12:32 PM, Tom St Denis <tstdenis@...iptictech.com> wrote:
>> I've narrowed it down to sometime between v3.6.8 and v3.7-rc1.  So none of the v3.7 series will work with this GPU/panel.
>
> Hm, that's still a few hundred relevant commits intermingled with a
> few thousand that likely don't matter ;-) Can you please attempt a
> kernel bisect with git? For a nice howto check out
> http://www.reactivated.net/weblog/archives/2006/01/using-git-bisect-to-find-buggy-kernel-patches/
>
> Also, can you please check which of the different backlight controls
> in /sys/class/backlight work on 3.6 (and whether any of them still
> work on 3.7)?
>
> Thanks, Daniel
> --
> Daniel Vetter
> Software Engineer, Intel Corporation
> +41 (0) 79 365 57 48 - http://blog.ffwll.ch



-- 
Daniel Vetter
Software Engineer, Intel Corporation
+41 (0) 79 365 57 48 - http://blog.ffwll.ch
--
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