Re: [Intel-gfx] [PATCH 5/5] drm/i915: Link Rate fallback on Link training failure

2016-10-25 Thread Manasi Navare
On Tue, Oct 25, 2016 at 03:17:47PM +0300, Jani Nikula wrote: > On Sat, 22 Oct 2016, Manasi Navare wrote: > > If link training at a link rate optimal for a particular > > mode fails during modeset's atomic commit phase, then we > > let the modeset complete and then

Re: [Intel-gfx] [PATCH 5/5] drm/i915: Link Rate fallback on Link training failure

2016-10-25 Thread Manasi Navare
On Mon, Oct 24, 2016 at 11:23:39PM -0700, Pandiyan, Dhinakaran wrote: > On Fri, 2016-10-21 at 16:45 -0700, Manasi Navare wrote: > > If link training at a link rate optimal for a particular > > mode fails during modeset's atomic commit phase, then we > > let the modeset complete and then retry. We

Re: [Intel-gfx] [PATCH 5/5] drm/i915: Link Rate fallback on Link training failure

2016-10-25 Thread Jim Bride
On Tue, Oct 25, 2016 at 03:17:47PM +0300, Jani Nikula wrote: > On Sat, 22 Oct 2016, Manasi Navare wrote: > > If link training at a link rate optimal for a particular > > mode fails during modeset's atomic commit phase, then we > > let the modeset complete and then

Re: [Intel-gfx] [PATCH 5/5] drm/i915: Link Rate fallback on Link training failure

2016-10-25 Thread Jani Nikula
On Sat, 22 Oct 2016, Manasi Navare wrote: > If link training at a link rate optimal for a particular > mode fails during modeset's atomic commit phase, then we > let the modeset complete and then retry. We save the link rate > value at which link training failed and use

Re: [Intel-gfx] [PATCH 5/5] drm/i915: Link Rate fallback on Link training failure

2016-10-25 Thread Pandiyan, Dhinakaran
On Fri, 2016-10-21 at 16:45 -0700, Manasi Navare wrote: > If link training at a link rate optimal for a particular > mode fails during modeset's atomic commit phase, then we > let the modeset complete and then retry. We save the link rate > value at which link training failed and use a lower link

[Intel-gfx] [PATCH 5/5] drm/i915: Link Rate fallback on Link training failure

2016-10-21 Thread Manasi Navare
If link training at a link rate optimal for a particular mode fails during modeset's atomic commit phase, then we let the modeset complete and then retry. We save the link rate value at which link training failed and use a lower link rate to prune the modes. It will redo the modeset on the current