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

2017-02-15 Thread Jani Nikula
On Wed, 15 Feb 2017, Jani Nikula wrote: > On Tue, 14 Feb 2017, Daniel Vetter wrote: >> On Tue, Feb 14, 2017 at 02:49:21PM +0200, Jani Nikula wrote: >>> From: Pierre-Louis Bossart >>> >>> 100% reproducible issue found on SKL SkullCanyon NUC with two external >>> DP daisy-chained monitors in DP/M

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

2017-02-15 Thread Jani Nikula
On Tue, 14 Feb 2017, Daniel Vetter wrote: > On Tue, Feb 14, 2017 at 02:49:21PM +0200, Jani Nikula wrote: >> From: 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 inp

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

2017-02-14 Thread Daniel Vetter
On Tue, Feb 14, 2017 at 02:49:21PM +0200, Jani Nikula wrote: > From: 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

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

2017-02-14 Thread Jani Nikula
From: 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-ni