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SubjectRe: [PATCH] i915: Quirk out disconnected backlight
On Fri, 14 Sep 2012 13:57:06 +0100, Grant Likely <> wrote:
> Some platforms (for instance MacbookPros) have custom backlight drivers
> and don't use the integrated i915 backlight control. This patch adds a
> quirk to disable registering the intel backlight when unused on a
> platform.
> Tested on MacbookPro8,3. Without this patch both the intel_backlight and
> gmux_backlight devices get registered and userspace doesn't know which
> it should use.

Userspace is informed throught the backlight/type property.

Chris Wilson, Intel Open Source Technology Centre

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