[Intel-gfx] [PATCH] drm/i915/skl: Fix redundant cursor update, fix cursor underruns

2016-07-18 Thread Ville Syrjälä
On Fri, Jul 15, 2016 at 06:13:56PM -0400, Lyude wrote: > At long last, the time has finally come for Skylake users to plug their > external displays back in. > > During intel_atomic_commit() on Skylake, we've actually been arming the > registers to update the cursor information twice instead of ju

[PATCH] drm/i915/skl: Fix redundant cursor update, fix cursor underruns

2016-07-15 Thread Lyude
At long last, the time has finally come for Skylake users to plug their external displays back in. During intel_atomic_commit() on Skylake, we've actually been arming the registers to update the cursor information twice instead of just once. Once in i9xx_update_cursor(), and once in skl_wm_flush_p