From: Alex Deucher <alexander.deucher@amd.com>
Date: Fri, 14 Sep 2012 13:59:26 +0000 (-0400)
Subject: drm/radeon: add get_backlight_level callback
X-Git-Tag: omap-for-v3.7-rc1/fixes-cpufreq-signed~20^2~3^2~13
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=6d92f81dcf2d40b8ebb947bba5435642b830f649;p=pandora-kernel.git

drm/radeon: add get_backlight_level callback

Read back the backlight level from the hw.
Needed for proper backlight restoration on resume.

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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