[Intel-gfx] [PATCH] drm/i915: Resume DP MST before doing any kind of modesetting

2016-03-01 Thread Thulasimani, Sivakumar
On 3/1/2016 5:03 AM, Rob Clark wrote: > On Mon, Feb 29, 2016 at 11:12 AM, Daniel Vetter wrote: >> On Wed, Feb 24, 2016 at 08:03:04AM +0530, Thulasimani, Sivakumar wrote: >>> >>> On 2/24/2016 3:41 AM, Lyude wrote: >>>> As it turns out, resuming DP MS

[Intel-gfx] [PATCH] drm/i915: Resume DP MST before doing any kind of modesetting

2016-02-24 Thread Thulasimani, Sivakumar
On 2/24/2016 3:41 AM, Lyude wrote: > As it turns out, resuming DP MST is racey since we don't make sure MST > is ready before we start modesetting, it just usually happens to be > ready in time. This isn't the case on all systems, particularly a > ThinkPad T560 with displays connected through the