Re: [PATCH] i915: initialize CADL in opregion

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On Tue, Jun 26, 2012 at 02:04:00PM -0700, Jesse Barnes wrote:
> On Tue, 26 Jun 2012 00:36:24 +0200
> Lekensteyn <lekensteyn@xxxxxxxxx> wrote:
> 
> > This is rather a hack to fix brightness hotkeys on a Clevo laptop. CADL is not
> > used anywhere in the driver code at the moment, but it could be used in BIOS as
> > is the case with the Clevo laptop.
> > 
> > The Clevo B7130 requires the CADL field to contain at least the ID of
> > the LCD device. If this field is empty, the ACPI methods that are called
> > on pressing brightness / display switching hotkeys will not trigger a
> > notification. As a result, it appears as no hotkey has been pressed.
> 
> Not ideal, but definitely better than nothing.
> 
> Acked-by: Jesse Barnes <jbarnes@xxxxxxxxxxxxxxxx>

Ok, 2nd try, I've merged this again to drm-intel-next. Let's hope it
doesn't blow up again, now that the cpu edp fixes are merged.

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