[PATCH] properly enable the blc controller on the right pipe

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On Sun, Jun 3, 2012 at 1:08 AM, Daniel Vetter <daniel at ffwll.ch> wrote:
> On Fri, Apr 27, 2012 at 10:18:08PM +0200, Carsten Emde wrote:
>> Daniel,
>>
>> >>>Depending upon how things are set up, this might help.
>> >>Yeah, thanks a lot, works great now!
>> >>I removed patch 3/4 and 4/4 and pushed this one; so currently applied are:
>> >>[PATCH 1/4] drm/i915: clear up backlight inversion confusion on gen4
>> >>[PATCH 2/4] drm/i915: completely revert the invert brightness quirk
>> >>[PATCH] properly enable the blc controller on the right pipe
>> >Hey, that was just a quick hack to check things ;-)
>> Sorry, too many things in parallel.
>>
>> Spent some time reading the docs you mentioned - will continue to
>> work on the backlight brightness problem and prepare another patch.
>> I just need some more time.
>
> Ok, I've stitched together some real patches and actually tested them.
> While doing so I've noticed that the patch you've tested essentially
> disables the i915 backlight control and leaves everything to the legacy or
> platform backlight control.
>
> New patches are at
>
> http://cgit.freedesktop.org/~danvet/drm/log/?h=backlight-confusion
>
> Note that these do not include the revert for the backlight inversion
> quirk. You either have to revert that yourself for testing or disable the
> backlight inversion on the kernel bootline.
>
> Testing feedback highly welcome.

I've updated my backlight-confusion branch with new patches for gen4
(it doesn't seem to work for these machines yet). Can you please test
the updated branch?

Thanks, Daniel
-- 
Daniel Vetter
daniel.vetter at ffwll.ch - +41 (0) 79 365 57 48 - http://blog.ffwll.ch


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