Commits
Jani Nikula committed bfd7590d3ee
drm/i915: do not access BLC_PWM_CTL2 on pre-gen4 hardware The BLC_PWM_CTL2 register does not exist before gen4. While at it, do a slight drive by cleanup of the code. Signed-off-by: Jani Nikula <jani.nikula@intel.com> Reviewed-by: Paulo Zanoni <paulo.r.zanoni@intel.com> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>