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OpRegion event on 965G requires legacy BLC event enabled in pipe stat. As LVDS could be on either pipe now, we should enable BLC event on both pipe. If fail to do so, we couldn't handle the brightness request triggered from graphics opregion. Signed-off-by: Zhao Yakui <yakui.zhao@intel.com> Signed-off-by: Zhenyu Wang <zhenyuw@linux.intel.com> Signed-off-by: Eric Anholt <eric@anholt.net> |
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