Re: [Intel-gfx] [PATCH v2] drm/i915: Restrict qgv points which don't have enough bandwidth.

2019-09-20 Thread Lisovskiy, Stanislav
On Fri, 2019-09-20 at 16:19 +0300, Ville Syrjälä wrote: > On Fri, Sep 20, 2019 at 01:44:13PM +0300, Stanislav Lisovskiy wrote: > > According to BSpec 53998, we should try to > > restrict qgv points, which can't provide > > enough bandwidth for desired display configuration. > > > > Currently we

Re: [Intel-gfx] [PATCH v2] drm/i915: Restrict qgv points which don't have enough bandwidth.

2019-09-20 Thread Ville Syrjälä
On Fri, Sep 20, 2019 at 01:44:13PM +0300, Stanislav Lisovskiy wrote: > According to BSpec 53998, we should try to > restrict qgv points, which can't provide > enough bandwidth for desired display configuration. > > Currently we are just comparing against all of > those and take minimum(worst

[Intel-gfx] [PATCH v2] drm/i915: Restrict qgv points which don't have enough bandwidth.

2019-09-20 Thread Stanislav Lisovskiy
According to BSpec 53998, we should try to restrict qgv points, which can't provide enough bandwidth for desired display configuration. Currently we are just comparing against all of those and take minimum(worst case). v2: Fixed wrong PCode reply mask, removed hardcoded values.