[PATCH] i915: initialize CADL in opregion

Paul Menzel paulepanter at users.sourceforge.net
Tue Jun 26 14:34:15 PDT 2012


Am Dienstag, den 26.06.2012, 23:07 +0200 schrieb Daniel Vetter:
> On Tue, Jun 26, 2012 at 02:04:00PM -0700, Jesse Barnes wrote:
> > On Tue, 26 Jun 2012 00:36:24 +0200
> > Lekensteyn <lekensteyn at gmail.com> 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 at virtuousgeek.org>
> Queued for -next, thanks for the patch.

Peter, I guess the Author field does not contain your real name and does
not match the Signed-off-by line. To avoid that either set up the right
name in KMail or add

From: Peter Wu <lekensteyn at gmail.com>

as the first line of your message.


Thanks,

Paul
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