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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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