Re: [Intel-gfx] [PATCH 3/3] drm/i915: Replace ILK eDP underrun suppression with something better

2016-04-12 Thread Ville Syrjälä
On Tue, Apr 12, 2016 at 10:16:26AM +0200, Patrik Jakobsson wrote: > On Fri, Apr 01, 2016 at 09:53:19PM +0300, ville.syrj...@linux.intel.com wrote: > > From: Ville Syrjälä > > > > The underruns we were seeing when enabling eDP port A on ILK seem to > > have been caused by prematurely clearing the

Re: [Intel-gfx] [PATCH 3/3] drm/i915: Replace ILK eDP underrun suppression with something better

2016-04-12 Thread Patrik Jakobsson
On Fri, Apr 01, 2016 at 09:53:19PM +0300, ville.syrj...@linux.intel.com wrote: > From: Ville Syrjälä > > The underruns we were seeing when enabling eDP port A on ILK seem to > have been caused by prematurely clearing the LP1+ watermark values when > disabling LP1+ watermarks. Now that the waterma

[Intel-gfx] [PATCH 3/3] drm/i915: Replace ILK eDP underrun suppression with something better

2016-04-01 Thread ville . syrjala
From: Ville Syrjälä The underruns we were seeing when enabling eDP port A on ILK seem to have been caused by prematurely clearing the LP1+ watermark values when disabling LP1+ watermarks. Now that the watermarks are handled properly, we can rip out the underrun suppression around the port A enabl