drm/i915: Eliminate the CDCLK_CTL RMW on BXT
authorVille Syrjälä <ville.syrjala@linux.intel.com>
Wed, 11 May 2016 19:44:52 +0000 (22:44 +0300)
committerVille Syrjälä <ville.syrjala@linux.intel.com>
Fri, 13 May 2016 18:33:33 +0000 (21:33 +0300)
commitb8e757057d6a1fe2d5fdc195e6a6fc36b349e9cd
tree8ba2db0998f702ec4884f21b48b1aae8f8e51dfa
parent7fe6275721c26ba84bd1ce13b2d2ecce382006bf
drm/i915: Eliminate the CDCLK_CTL RMW on BXT

All the fields in CDCLK_CTL we don't program should be left at zero, so
let's just get rid of the RMW.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1462995892-32416-14-git-send-email-ville.syrjala@linux.intel.com
Reviewed-by: Imre Deak <imre.deak@intel.com>
drivers/gpu/drm/i915/intel_display.c