Re: [Intel-gfx] [PATCH] drm/dp/mst: fix kernel oops when turning off secondary monitor

2016-12-05 Thread ch...@chris-wilson.co.uk
On Mon, Dec 05, 2016 at 09:39:49PM +, Pandiyan, Dhinakaran wrote: > On Mon, 2016-12-05 at 08:02 +, Chris Wilson wrote: > > On Sun, Dec 04, 2016 at 07:31:18PM -0600, Pierre-Louis Bossart wrote: > > > 100% reproducible issue found on SKL SkullCanyon NUC with two external > > > DP daisy-chaine

Re: [Intel-gfx] [PATCH] drm/dp/mst: fix kernel oops when turning off secondary monitor

2016-12-05 Thread Pierre-Louis Bossart
On 12/5/16 3:39 PM, Pandiyan, Dhinakaran wrote: On Mon, 2016-12-05 at 08:02 +, Chris Wilson wrote: On Sun, Dec 04, 2016 at 07:31:18PM -0600, Pierre-Louis Bossart wrote: 100% reproducible issue found on SKL SkullCanyon NUC with two external DP daisy-chained monitors in DP/MST mode. When turn

Re: [Intel-gfx] [PATCH] drm/dp/mst: fix kernel oops when turning off secondary monitor

2016-12-05 Thread Pandiyan, Dhinakaran
On Mon, 2016-12-05 at 08:02 +, Chris Wilson wrote: > On Sun, Dec 04, 2016 at 07:31:18PM -0600, Pierre-Louis Bossart wrote: > > 100% reproducible issue found on SKL SkullCanyon NUC with two external > > DP daisy-chained monitors in DP/MST mode. When turning off or changing > > the input of the s

Re: [Intel-gfx] [PATCH] drm/dp/mst: fix kernel oops when turning off secondary monitor

2016-12-05 Thread Pandiyan, Dhinakaran
On Sun, 2016-12-04 at 19:31 -0600, Pierre-Louis Bossart wrote: > 100% reproducible issue found on SKL SkullCanyon NUC with two external > DP daisy-chained monitors in DP/MST mode. When turning off or changing > the input of the second monitor the machine stops with a kernel > oops. This issue happe

Re: [Intel-gfx] [PATCH] drm/dp/mst: fix kernel oops when turning off secondary monitor

2016-12-05 Thread Chris Wilson
On Sun, Dec 04, 2016 at 07:31:18PM -0600, Pierre-Louis Bossart wrote: > 100% reproducible issue found on SKL SkullCanyon NUC with two external > DP daisy-chained monitors in DP/MST mode. When turning off or changing > the input of the second monitor the machine stops with a kernel > oops. This issu

[Intel-gfx] [PATCH] drm/dp/mst: fix kernel oops when turning off secondary monitor

2016-12-04 Thread Pierre-Louis Bossart
100% reproducible issue found on SKL SkullCanyon NUC with two external DP daisy-chained monitors in DP/MST mode. When turning off or changing the input of the second monitor the machine stops with a kernel oops. This issue happened with 4.8.8 as well as drm/drm-intel-nightly. This issue is traced