Re: [Intel-gfx] [PATCH v4] drm/i915/chv: Set min freq to efficient frequency on chv

2015-05-11 Thread Ville Syrjälä
On Sat, May 09, 2015 at 11:04:28AM +0530, Deepak S wrote: > > > On Friday 08 May 2015 10:09 PM, Ville Syrjälä wrote: > > On Fri, May 08, 2015 at 08:43:12PM +0530, deepa...@linux.intel.com wrote: > >> From: Deepak S > >> > >> After feedback from the hardware team, now we set the GPU min/idel freq

Re: [Intel-gfx] [PATCH v4] drm/i915/chv: Set min freq to efficient frequency on chv

2015-05-11 Thread Daniel Vetter
On Sat, May 09, 2015 at 06:15:46PM +0530, deepa...@linux.intel.com wrote: > From: Deepak S > > After feedback from the hardware team, now we set the GPU min/idel freq to > RPe. > Punit is expecting us to operate GPU between Rpe & Rp0. If we drop the > frequency to RPn, punit is failing to change

[Intel-gfx] [PATCH v4] drm/i915/chv: Set min freq to efficient frequency on chv

2015-05-09 Thread deepak . s
From: Deepak S After feedback from the hardware team, now we set the GPU min/idel freq to RPe. Punit is expecting us to operate GPU between Rpe & Rp0. If we drop the frequency to RPn, punit is failing to change the vgg input voltage to minimum :( Since Punit validates the rps range [RPe, RP0]. T

Re: [Intel-gfx] [PATCH v4] drm/i915/chv: Set min freq to efficient frequency on chv

2015-05-08 Thread Deepak S
On Friday 08 May 2015 10:09 PM, Ville Syrjälä wrote: On Fri, May 08, 2015 at 08:43:12PM +0530, deepa...@linux.intel.com wrote: From: Deepak S After feedback from the hardware team, now we set the GPU min/idel freq to RPe. Punit is expecting us to operate GPU between Rpe & Rp0. If we drop the

Re: [Intel-gfx] [PATCH v4] drm/i915/chv: Set min freq to efficient frequency on chv

2015-05-08 Thread Ville Syrjälä
On Fri, May 08, 2015 at 08:43:12PM +0530, deepa...@linux.intel.com wrote: > From: Deepak S > > After feedback from the hardware team, now we set the GPU min/idel freq to > RPe. > Punit is expecting us to operate GPU between Rpe & Rp0. If we drop the > frequency to RPn, punit is failing to change

Re: [Intel-gfx] [PATCH v4] drm/i915/chv: Set min freq to efficient frequency on chv

2015-05-08 Thread shuang . he
Tested-By: Intel Graphics QA PRTS (Patch Regression Test System Contact: shuang...@intel.com) Task id: 6282 -Summary- Platform Delta drm-intel-nightly Series Applied PNV

[Intel-gfx] [PATCH v4] drm/i915/chv: Set min freq to efficient frequency on chv

2015-05-08 Thread deepak . s
From: Deepak S After feedback from the hardware team, now we set the GPU min/idel freq to RPe. Punit is expecting us to operate GPU between Rpe & Rp0. If we drop the frequency to RPn, punit is failing to change the input voltage to minimum :( Since Punit validates the rps range [RPe, RP0]. This

Re: [Intel-gfx] [PATCH v4] drm/i915/chv: Set min freq to efficient frequency on chv

2015-05-04 Thread Daniel Vetter
On Wed, Apr 29, 2015 at 08:23:21AM +0530, deepa...@linux.intel.com wrote: > From: Deepak S > > After feedback from the hardware team, now we set the GPU min/idel freq to > RPe. > Punit is expecting us to operate GPU between Rpe & Rp0. If we drop the > frequency to RPn, punit is failing to change

Re: [Intel-gfx] [PATCH v4] drm/i915/chv: Set min freq to efficient frequency on chv

2015-05-02 Thread Deepak S
On Thursday 30 April 2015 07:35 PM, Ville Syrjälä wrote: On Thu, Apr 30, 2015 at 02:19:07PM +0300, Ville Syrjälä wrote: On Thu, Apr 30, 2015 at 03:42:42PM +0530, Deepak S wrote: As you suggested it would be better to extend the VLV WA to CHV also to make sure we drop the voltage when idle. B

Re: [Intel-gfx] [PATCH v4] drm/i915/chv: Set min freq to efficient frequency on chv

2015-04-30 Thread Ville Syrjälä
On Thu, Apr 30, 2015 at 02:19:07PM +0300, Ville Syrjälä wrote: > On Thu, Apr 30, 2015 at 03:42:42PM +0530, Deepak S wrote: > > As you suggested it would be better to extend the VLV WA to > > CHV also to make sure we drop the voltage when idle. > > > > Below is the sequence I think we should follow

Re: [Intel-gfx] [PATCH v4] drm/i915/chv: Set min freq to efficient frequency on chv

2015-04-30 Thread Ville Syrjälä
On Thu, Apr 30, 2015 at 03:42:42PM +0530, Deepak S wrote: > > > On Thursday 30 April 2015 01:23 AM, Ville Syrjälä wrote: > > On Wed, Apr 29, 2015 at 06:31:56PM +0300, Ville Syrjälä wrote: > >> On Wed, Apr 29, 2015 at 08:23:21AM +0530, deepa...@linux.intel.com wrote: > >>> From: Deepak S > >>> >

Re: [Intel-gfx] [PATCH v4] drm/i915/chv: Set min freq to efficient frequency on chv

2015-04-30 Thread Deepak S
On Thursday 30 April 2015 01:23 AM, Ville Syrjälä wrote: On Wed, Apr 29, 2015 at 06:31:56PM +0300, Ville Syrjälä wrote: On Wed, Apr 29, 2015 at 08:23:21AM +0530, deepa...@linux.intel.com wrote: From: Deepak S After feedback from the hardware team, now we set the GPU min/idel freq to RPe. Pu

Re: [Intel-gfx] [PATCH v4] drm/i915/chv: Set min freq to efficient frequency on chv

2015-04-29 Thread shuang . he
Tested-By: Intel Graphics QA PRTS (Patch Regression Test System Contact: shuang...@intel.com) Task id: 6282 -Summary- Platform Delta drm-intel-nightly Series Applied PNV

Re: [Intel-gfx] [PATCH v4] drm/i915/chv: Set min freq to efficient frequency on chv

2015-04-29 Thread Ville Syrjälä
On Wed, Apr 29, 2015 at 06:31:56PM +0300, Ville Syrjälä wrote: > On Wed, Apr 29, 2015 at 08:23:21AM +0530, deepa...@linux.intel.com wrote: > > From: Deepak S > > > > After feedback from the hardware team, now we set the GPU min/idel freq to > > RPe. > > Punit is expecting us to operate GPU betwe

Re: [Intel-gfx] [PATCH v4] drm/i915/chv: Set min freq to efficient frequency on chv

2015-04-29 Thread Ville Syrjälä
On Wed, Apr 29, 2015 at 08:23:21AM +0530, deepa...@linux.intel.com wrote: > From: Deepak S > > After feedback from the hardware team, now we set the GPU min/idel freq to > RPe. > Punit is expecting us to operate GPU between Rpe & Rp0. If we drop the > frequency to RPn, punit is failing to change

[Intel-gfx] [PATCH v4] drm/i915/chv: Set min freq to efficient frequency on chv

2015-04-28 Thread deepak . s
From: Deepak S After feedback from the hardware team, now we set the GPU min/idel freq to RPe. Punit is expecting us to operate GPU between Rpe & Rp0. If we drop the frequency to RPn, punit is failing to change the input voltage to minimum :( Since Punit validates the rps range [RPe, RP0]. This