linux-kernel - Re: gma500 opregion/power init order backtrace

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Date:	Mon, 23 Jul 2012 11:37:18 +0100
From:	Alan Cox <alan@...ux.intel.com>
To:	Anisse Astier <anisse@...ier.eu>
Cc:	Josh Boyer <jwboyer@...hat.com>, kernel-team@...oraproject.org,
	Dave Airlie <airlied@...hat.com>, dkline@...hat.com,
	linux-kernel@...r.kernel.org, dri-devel@...ts.freedesktop.org
Subject: Re: gma500 opregion/power init order backtrace

> What I meant is: although these keycodes are already sent by acpi
> driver code, is it up to userspace to figure out which backlight
> driver to use, or should the kernel modify brightness in psb-bl
> directly ?

I'm not sure how its all glued together. I need to find out some day !
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