Re: [Intel-gfx] [PATCH v2 3/3] drm/i915/vlv: WA for Turbo and RC6 to work together.

2014-01-22 Thread S, Deepak
On 1/21/2014 8:48 PM, Ville Syrjälä wrote: On Mon, Jan 20, 2014 at 06:40:26PM +0530, deepa...@intel.com wrote: From: Deepak S deepa...@intel.com 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

Re: [Intel-gfx] [PATCH v2 3/3] drm/i915/vlv: WA for Turbo and RC6 to work together.

2014-01-22 Thread Jesse Barnes
On Tue, 21 Jan 2014 17:18:59 +0200 Ville Syrjälä ville.syrj...@linux.intel.com wrote: On Mon, Jan 20, 2014 at 06:40:26PM +0530, deepa...@intel.com wrote: From: Deepak S deepa...@intel.com With RC6 enabled, BYT has an HW issue in determining the right Gfx busyness. WA for Turbo + RC6:

Re: [Intel-gfx] [PATCH v2 3/3] drm/i915/vlv: WA for Turbo and RC6 to work together.

2014-01-22 Thread S, Deepak
On 1/22/2014 10:04 PM, Jesse Barnes wrote: On Tue, 21 Jan 2014 17:18:59 +0200 Ville Syrjälä ville.syrj...@linux.intel.com wrote: On Mon, Jan 20, 2014 at 06:40:26PM +0530, deepa...@intel.com wrote: From: Deepak S deepa...@intel.com With RC6 enabled, BYT has an HW issue in determining the

Re: [Intel-gfx] [PATCH v2 3/3] drm/i915/vlv: WA for Turbo and RC6 to work together.

2014-01-22 Thread Jesse Barnes
On Wed, 22 Jan 2014 22:07:53 +0530 S, Deepak deepa...@intel.com wrote: On 1/22/2014 10:04 PM, Jesse Barnes wrote: On Tue, 21 Jan 2014 17:18:59 +0200 Ville Syrjälä ville.syrj...@linux.intel.com wrote: On Mon, Jan 20, 2014 at 06:40:26PM +0530, deepa...@intel.com wrote: From: Deepak S

Re: [Intel-gfx] [PATCH v2 3/3] drm/i915/vlv: WA for Turbo and RC6 to work together.

2014-01-22 Thread Daniel Vetter
On Wed, Jan 22, 2014 at 5:59 PM, Jesse Barnes jbar...@virtuousgeek.org wrote: Great, thanks Deepak. And this mail looks a lot nicer. :) Thunderbird definitely molests mail less readily than Outlook. Yeah, congrats to upgrading to a real mua ;-) -Daniel -- Daniel Vetter Software Engineer,

Re: [Intel-gfx] [PATCH v2 3/3] drm/i915/vlv: WA for Turbo and RC6 to work together.

2014-01-21 Thread Ville Syrjälä
On Mon, Jan 20, 2014 at 06:40:26PM +0530, deepa...@intel.com wrote: From: Deepak S deepa...@intel.com 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

[Intel-gfx] [PATCH v2 3/3] drm/i915/vlv: WA for Turbo and RC6 to work together.

2014-01-20 Thread deepak . s
From: Deepak S deepa...@intel.com 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