Commits
Ville Syrjälä committed 48fe4691ae6
drm/i915: Eliminate plane control register RMW from sprite code
Replace the RMW access with explicit initialization of the entire plane
control register, as was done for primary planes in:
commit f45651bae2ee73ae551699d481f76aa6ad92138f
Author: Ville Syrjälä <ville.syrjala@linux.intel.com>
Date: Fri Aug 8 21:51:10 2014 +0300
drm/i915: Eliminate rmw from .update_primary_plane()
The automagic primary plane disable is still doing RMWs, but that will
require more work to untangle, so leave it alone for now.
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>