Re: [Intel-gfx] [PATCH v4 4/5] drm/i915/display: Implement HOBL

2020-07-10 Thread Ville Syrjälä
On Thu, Jul 09, 2020 at 07:40:35PM +, Souza, Jose wrote: > On Thu, 2020-07-09 at 17:24 +0300, Ville Syrjälä wrote: > > On Wed, Jul 08, 2020 at 01:55:11PM -0700, José Roberto de Souza wrote: > > > Hours Of Battery Life is a new GEN12+ power-saving feature that allows > > > supported motherboards

Re: [Intel-gfx] [PATCH v4 4/5] drm/i915/display: Implement HOBL

2020-07-09 Thread Souza, Jose
On Thu, 2020-07-09 at 17:24 +0300, Ville Syrjälä wrote: > On Wed, Jul 08, 2020 at 01:55:11PM -0700, José Roberto de Souza wrote: > > Hours Of Battery Life is a new GEN12+ power-saving feature that allows > > supported motherboards to use a special voltage swing table for eDP > > panels that uses le

Re: [Intel-gfx] [PATCH v4 4/5] drm/i915/display: Implement HOBL

2020-07-09 Thread Ville Syrjälä
On Wed, Jul 08, 2020 at 01:55:11PM -0700, José Roberto de Souza wrote: > Hours Of Battery Life is a new GEN12+ power-saving feature that allows > supported motherboards to use a special voltage swing table for eDP > panels that uses less power. > > So here if supported by HW, OEM will set it in VB

[Intel-gfx] [PATCH v4 4/5] drm/i915/display: Implement HOBL

2020-07-08 Thread José Roberto de Souza
Hours Of Battery Life is a new GEN12+ power-saving feature that allows supported motherboards to use a special voltage swing table for eDP panels that uses less power. So here if supported by HW, OEM will set it in VBT and i915 will try to train link with HOBL vswing table if link training fails i