[Intel-gfx] [PATCH 1/2] drm/i915: Eliminate rmw from .update_primary_plane()

2014-08-08 Thread ville . syrjala
From: Ville Syrjälä ville.syrj...@linux.intel.com Move the entire DSPCNTR register setup into the .update_primary_plane() functions. That's where it belongs anyway and it'll also help 830M which has the extra problem that plane registers reads will return the value latched at the last vblank, not

Re: [Intel-gfx] [PATCH 1/2] drm/i915: Eliminate rmw from .update_primary_plane()

2014-08-08 Thread Daniel Vetter
On Fri, Aug 08, 2014 at 09:51:10PM +0300, ville.syrj...@linux.intel.com wrote: From: Ville Syrjälä ville.syrj...@linux.intel.com Move the entire DSPCNTR register setup into the .update_primary_plane() functions. That's where it belongs anyway and it'll also help 830M which has the extra