Re: [Intel-gfx] [PATCH] drm/i915/skl: Add module parameter to select edp vswing table

2015-05-07 Thread shuang . he
Tested-By: Intel Graphics QA PRTS (Patch Regression Test System Contact: shuang...@intel.com) Task id: 6326 -Summary- Platform Delta drm-intel-nightly Series Applied PNV

Re: [Intel-gfx] [PATCH] drm/i915/skl: Add module parameter to select edp vswing table

2015-05-07 Thread shuang . he
Tested-By: Intel Graphics QA PRTS (Patch Regression Test System Contact: shuang...@intel.com) Task id: 6330 -Summary- Platform Delta drm-intel-nightly Series Applied PNV

[Intel-gfx] [PATCH] drm/i915/skl: Add module parameter to select edp vswing table

2015-05-06 Thread Sonika Jindal
This provides an option to override the value set by VBT for selecting edp Vswing Pre-emph setting table. v2: Adding comment about this being a temporary workaround and making the parameter read-only (Jani) https://bugs.freedesktop.org/show_bug.cgi?id=89554 Signed-off-by: Sonika Jindal

Re: [Intel-gfx] [PATCH] drm/i915/skl: Add module parameter to select edp vswing table

2015-05-06 Thread Jani Nikula
On Wed, 06 May 2015, Sonika Jindal sonika.jin...@intel.com wrote: This provides an option to override the value set by VBT for selecting edp Vswing Pre-emph setting table. v2: Adding comment about this being a temporary workaround and making the parameter read-only (Jani)

Re: [Intel-gfx] [PATCH] drm/i915/skl: Add module parameter to select edp vswing table

2015-05-06 Thread Jani Nikula
On Wed, 06 May 2015, Jindal, Sonika sonika.jin...@intel.com wrote: On 5/5/2015 7:28 PM, Jani Nikula wrote: On Tue, 05 May 2015, Damien Lespiau damien.lesp...@intel.com wrote: On Tue, May 05, 2015 at 02:39:48PM +0300, Jani Nikula wrote: There's still the question whether we can default to using

Re: [Intel-gfx] [PATCH] drm/i915/skl: Add module parameter to select edp vswing table

2015-05-06 Thread Daniel Vetter
On Wed, May 06, 2015 at 05:35:48PM +0530, Sonika Jindal wrote: This provides an option to override the value set by VBT for selecting edp Vswing Pre-emph setting table. v2: Adding comment about this being a temporary workaround and making the parameter read-only (Jani) v3: Changing mode to

[Intel-gfx] [PATCH] drm/i915/skl: Add module parameter to select edp vswing table

2015-05-06 Thread Sonika Jindal
This provides an option to override the value set by VBT for selecting edp Vswing Pre-emph setting table. v2: Adding comment about this being a temporary workaround and making the parameter read-only (Jani) v3: Changing mode to 0400 instead of 0 (Jani)

Re: [Intel-gfx] [PATCH] drm/i915/skl: Add module parameter to select edp vswing table

2015-05-05 Thread Damien Lespiau
On Tue, May 05, 2015 at 02:39:48PM +0300, Jani Nikula wrote: There's still the question whether we can default to using the vbt value if that can be broken... This is a workaround for SDPs loaded with a default VBT which doesn't correspond to the full fleet of SPDs. For actual product, it's

Re: [Intel-gfx] [PATCH] drm/i915/skl: Add module parameter to select edp vswing table

2015-05-05 Thread Jani Nikula
On Tue, 05 May 2015, Sonika Jindal sonika.jin...@intel.com wrote: This provides an option to override the value set by VBT for selecting edp Vswing Pre-emph setting table. https://bugs.freedesktop.org/show_bug.cgi?id=89554 Signed-off-by: Sonika Jindal sonika.jin...@intel.com ---

Re: [Intel-gfx] [PATCH] drm/i915/skl: Add module parameter to select edp vswing table

2015-05-05 Thread Jindal, Sonika
On 5/5/2015 7:28 PM, Jani Nikula wrote: On Tue, 05 May 2015, Damien Lespiau damien.lesp...@intel.com wrote: On Tue, May 05, 2015 at 02:39:48PM +0300, Jani Nikula wrote: There's still the question whether we can default to using the vbt value if that can be broken... This is a workaround

Re: [Intel-gfx] [PATCH] drm/i915/skl: Add module parameter to select edp vswing table

2015-05-05 Thread Jani Nikula
On Tue, 05 May 2015, Damien Lespiau damien.lesp...@intel.com wrote: On Tue, May 05, 2015 at 02:39:48PM +0300, Jani Nikula wrote: There's still the question whether we can default to using the vbt value if that can be broken... This is a workaround for SDPs loaded with a default VBT which

Re: [Intel-gfx] [PATCH] drm/i915/skl: Add module parameter to select edp vswing table

2015-05-05 Thread shuang . he
Tested-By: Intel Graphics QA PRTS (Patch Regression Test System Contact: shuang...@intel.com) Task id: 6319 -Summary- Platform Delta drm-intel-nightly Series Applied PNV

[Intel-gfx] [PATCH] drm/i915/skl: Add module parameter to select edp vswing table

2015-05-05 Thread Sonika Jindal
This provides an option to override the value set by VBT for selecting edp Vswing Pre-emph setting table. https://bugs.freedesktop.org/show_bug.cgi?id=89554 Signed-off-by: Sonika Jindal sonika.jin...@intel.com --- drivers/gpu/drm/i915/i915_drv.h|4 +++- drivers/gpu/drm/i915/i915_params.c