Re: [Intel-gfx] [PATCH 10/10] drm/i915: Zero unused WM1 watermarks on VLV/CHV

2015-06-29 Thread Daniel Vetter
On Fri, Jun 26, 2015 at 01:24:17PM -0700, Clint Taylor wrote: > On 06/24/2015 12:00 PM, ville.syrj...@linux.intel.com wrote: > >From: Ville Syrjälä > > > >The hardware supposedly ignores the WM1 watermarks while the PND > >deadline mode is enabled, but clear out the register just in case. > >This

Re: [Intel-gfx] [PATCH 10/10] drm/i915: Zero unused WM1 watermarks on VLV/CHV

2015-06-26 Thread Clint Taylor
On 06/24/2015 12:00 PM, ville.syrj...@linux.intel.com wrote: From: Ville Syrjälä The hardware supposedly ignores the WM1 watermarks while the PND deadline mode is enabled, but clear out the register just in case. This is what the other OS does, and it does make register dumps look more consiste

[Intel-gfx] [PATCH 10/10] drm/i915: Zero unused WM1 watermarks on VLV/CHV

2015-06-24 Thread ville . syrjala
From: Ville Syrjälä The hardware supposedly ignores the WM1 watermarks while the PND deadline mode is enabled, but clear out the register just in case. This is what the other OS does, and it does make register dumps look more consistent when we don't have partial WM1 values lingering in the regis