Re: [Intel-gfx] [PATCH] drm/i915: Check DP link status on long hpd too

2015-09-01 Thread Ville Syrjälä
On Tue, Sep 01, 2015 at 11:36:25PM +0530, Sivakumar Thulasimani wrote: > > > On 8/20/2015 10:07 PM, ville.syrj...@linux.intel.com wrote: > > From: Ville Syrjälä > > > > We are no longer checkling the DP link status on long hpd. We used to do > > that from the .hot_plug() handler, but it was remo

Re: [Intel-gfx] [PATCH] drm/i915: Check DP link status on long hpd too

2015-09-01 Thread Sivakumar Thulasimani
On 8/20/2015 10:07 PM, ville.syrj...@linux.intel.com wrote: From: Ville Syrjälä We are no longer checkling the DP link status on long hpd. We used to do that from the .hot_plug() handler, but it was removed when MST got introduced. If there's no userspace we now fail to retrain the link if t

Re: [Intel-gfx] [PATCH] drm/i915: Check DP link status on long hpd too

2015-08-31 Thread Jani Nikula
On Thu, 20 Aug 2015, ville.syrj...@linux.intel.com wrote: > From: Ville Syrjälä > > We are no longer checkling the DP link status on long hpd. We used to do > that from the .hot_plug() handler, but it was removed when MST got > introduced. > > If there's no userspace we now fail to retrain the lin

Re: [Intel-gfx] [PATCH] drm/i915: Check DP link status on long hpd too

2015-08-28 Thread shuang . he
Tested-By: Intel Graphics QA PRTS (Patch Regression Test System Contact: shuang...@intel.com) Task id: 7238 -Summary- Platform Delta drm-intel-nightly Series Applied ILK -3

Re: [Intel-gfx] [PATCH] drm/i915: Check DP link status on long hpd too

2015-08-26 Thread Daniel Vetter
On Fri, Aug 21, 2015 at 09:40:12AM +0300, Jani Nikula wrote: > On Thu, 20 Aug 2015, ville.syrj...@linux.intel.com wrote: > > From: Ville Syrjälä > > > > We are no longer checkling the DP link status on long hpd. We used to do > > that from the .hot_plug() handler, but it was removed when MST got >

Re: [Intel-gfx] [PATCH] drm/i915: Check DP link status on long hpd too

2015-08-20 Thread Jani Nikula
On Thu, 20 Aug 2015, ville.syrj...@linux.intel.com wrote: > From: Ville Syrjälä > > We are no longer checkling the DP link status on long hpd. We used to do > that from the .hot_plug() handler, but it was removed when MST got > introduced. > > If there's no userspace we now fail to retrain the lin