Re: [Intel-gfx] [PATCH v4 2/3] drm/i915/vlv: WA for Turbo and RC6 to work together.

2014-03-24 Thread Ville Syrjälä
On Sat, Mar 15, 2014 at 08:23:23PM +0530, deepa...@linux.intel.com wrote: > From: Deepak S > > With RC6 enabled, BYT has an HW issue in determining the right > Gfx busyness. > WA for Turbo + RC6: Use SW based Gfx busy-ness detection to decide > on increasing/decreasing the freq. This logic will m

[Intel-gfx] [PATCH v4 2/3] drm/i915/vlv: WA for Turbo and RC6 to work together.

2014-03-15 Thread deepak . s
From: Deepak S With RC6 enabled, BYT has an HW issue in determining the right Gfx busyness. WA for Turbo + RC6: Use SW based Gfx busy-ness detection to decide on increasing/decreasing the freq. This logic will monitor C0 counters of render/media power-wells over EI period and takes necessary acti