Re: [Intel-gfx] [PATCH] drm/i915: Perform link quality check unconditionally during long pulse

2017-02-23 Thread Ville Syrjälä
On Wed, Feb 22, 2017 at 08:00:38PM -0800, Palmer Dabbelt wrote: > On Thu, Feb 16, 2017 at 9:46 AM, Ville Syrjälä > wrote: > > On Thu, Feb 16, 2017 at 09:24:09AM -0800, Manasi Navare wrote: > >> On Thu, Feb 16, 2017 at 07:18:57PM +0200, Ville Syrjälä wrote: > >> > On

Re: [Intel-gfx] [PATCH] drm/i915: Perform link quality check unconditionally during long pulse

2017-02-22 Thread Palmer Dabbelt
On Thu, Feb 16, 2017 at 9:46 AM, Ville Syrjälä wrote: > On Thu, Feb 16, 2017 at 09:24:09AM -0800, Manasi Navare wrote: >> On Thu, Feb 16, 2017 at 07:18:57PM +0200, Ville Syrjälä wrote: >> > On Thu, Feb 16, 2017 at 09:07:53AM -0800, Manasi Navare wrote: >> > > On

Re: [Intel-gfx] [PATCH] drm/i915: Perform link quality check unconditionally during long pulse

2017-02-16 Thread Ville Syrjälä
On Thu, Feb 16, 2017 at 09:24:09AM -0800, Manasi Navare wrote: > On Thu, Feb 16, 2017 at 07:18:57PM +0200, Ville Syrjälä wrote: > > On Thu, Feb 16, 2017 at 09:07:53AM -0800, Manasi Navare wrote: > > > On Thu, Feb 16, 2017 at 05:30:07PM +0200, ville.syrj...@linux.intel.com > > > wrote: > > > >

Re: [Intel-gfx] [PATCH] drm/i915: Perform link quality check unconditionally during long pulse

2017-02-16 Thread Manasi Navare
On Thu, Feb 16, 2017 at 07:18:57PM +0200, Ville Syrjälä wrote: > On Thu, Feb 16, 2017 at 09:07:53AM -0800, Manasi Navare wrote: > > On Thu, Feb 16, 2017 at 05:30:07PM +0200, ville.syrj...@linux.intel.com > > wrote: > > > From: Ville Syrjälä > > > > > > Apparently

Re: [Intel-gfx] [PATCH] drm/i915: Perform link quality check unconditionally during long pulse

2017-02-16 Thread Ville Syrjälä
On Thu, Feb 16, 2017 at 09:07:53AM -0800, Manasi Navare wrote: > On Thu, Feb 16, 2017 at 05:30:07PM +0200, ville.syrj...@linux.intel.com wrote: > > From: Ville Syrjälä > > > > Apparently some DP sinks are a little nuts and cause HPD to drop > > intermittently

Re: [Intel-gfx] [PATCH] drm/i915: Perform link quality check unconditionally during long pulse

2017-02-16 Thread Manasi Navare
On Thu, Feb 16, 2017 at 05:30:07PM +0200, ville.syrj...@linux.intel.com wrote: > From: Ville Syrjälä > > Apparently some DP sinks are a little nuts and cause HPD to drop > intermittently during modesets. This happens eg. on an ASUS PB287Q. > In oder to recover from

Re: [Intel-gfx] [PATCH] drm/i915: Perform link quality check unconditionally during long pulse

2017-02-16 Thread Ville Syrjälä
On Thu, Feb 16, 2017 at 07:39:29AM -0800, Palmer Dabbelt wrote: > On Thu, 16 Feb 2017 07:30:07 PST (-0800), ville.syrj...@linux.intel.com wrote: > > From: Ville Syrjälä > > > > Apparently some DP sinks are a little nuts and cause HPD to drop > > intermittently

Re: [Intel-gfx] [PATCH] drm/i915: Perform link quality check unconditionally during long pulse

2017-02-16 Thread Palmer Dabbelt
On Thu, 16 Feb 2017 07:30:07 PST (-0800), ville.syrj...@linux.intel.com wrote: > From: Ville Syrjälä > > Apparently some DP sinks are a little nuts and cause HPD to drop > intermittently during modesets. This happens eg. on an ASUS PB287Q. > In oder to recover

[Intel-gfx] [PATCH] drm/i915: Perform link quality check unconditionally during long pulse

2017-02-16 Thread ville . syrjala
From: Ville Syrjälä Apparently some DP sinks are a little nuts and cause HPD to drop intermittently during modesets. This happens eg. on an ASUS PB287Q. In oder to recover from this we can't really use the previous connector status to determine if the link needs