From c91c9f32843a1b433de5a1ead4789a6bc8d3d914 Mon Sep 17 00:00:00 2001
From: Jani Nikula <jani.nikula@intel.com>
Date: Fri, 8 Nov 2013 16:48:55 +0200
Subject: [PATCH] drm/i915: make asle notifications update backlight on all
 connectors

ALthough usually there's only one connector that supports backlight,
this also finds the correct connector. Before, we only updated the
connector on pipe A, which might not be the one with backlight. (This
only made a difference on BYT.)

Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Reviewed-by: Imre Deak <imre.deak@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
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