linux-kernel - Re: [PATCH 0/3] Fix backlight issues on some Windows 8 systems

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Message-ID: <1374091038.3844.23.camel@scapa>
Date:	Wed, 17 Jul 2013 21:57:18 +0200
From:	Yves-Alexis Perez <corsac@...ian.org>
To:	Felipe Contreras <felipe.contreras@...il.com>
Cc:	Matthew Garrett <matthew.garrett@...ula.com>,
	linux-acpi@...r.kernel.org, seth.forshee@...onical.com,
	joeyli.kernel@...il.com, daniel.vetter@...ll.ch,
	intel-gfx@...ts.freedesktop.org, dri-devel@...ts.freedesktop.org,
	linux-kernel@...r.kernel.org, lenb@...nel.org, rjw@...k.pl,
	Henrique de Moraes Holschuh <hmh@...ian.org>
Subject: Re: [PATCH 0/3] Fix backlight issues on some Windows 8 systems

On mer., 2013-07-17 at 10:51 -0500, Felipe Contreras wrote:
> On Sat, Jun 22, 2013 at 4:46 PM, Yves-Alexis Perez <corsac@...ian.org> wrote:
> > Before Linux support for acpi_osi("Windows 2012") (and when booting with
> > acpi_osi="!Windows 2012"), brightness keys were handled by the kernel
> > just fine, whether in console, in the display manager or in my desktop
> > environment (Xfce). xfce4-power-manager just needs to be told that the
> > brightness keys are already handled and it doesn't need to do anything.
> 
> How do you tell xfce4-power-manager that?

xfconf-query -c xfce4-power-manager
-p /xfce4-power-manager/change-brightness-on-key-events -s false

You might have to create the key before. See
https://bugzilla.xfce.org/show_bug.cgi?id=7541 for more information.

Regards,
-- 
Yves-Alexis

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