[Intel-gfx] [PATCH] drm/i915/edp: Increase T12 panel delay to 900 ms to fix DP AUX CH timeouts

[Rodrigo Vivi]

On Tue, Sep 05, 2017 at 11:56:11AM +0000, Saarinen, Jani wrote:
> Hi,
> 
> > -----Original Message-----
> > From: Intel-gfx [mailto:intel-gfx-bounces at lists.freedesktop.org] On Behalf
> > Of Saarinen, Jani
> > Sent: perjantai 1. syyskuuta 2017 12.30
> > To: Ville Syrjälä <ville.syrjala at linux.intel.com>; Navare, Manasi D
> > <manasi.d.navare at intel.com>
> > Cc: Sarvela, Tomi P <tomi.p.sarvela at intel.com>; Vetter, Daniel
> > <daniel.vetter at intel.com>; intel-gfx at lists.freedesktop.org
> > Subject: Re: [Intel-gfx] [PATCH] drm/i915/edp: Increase T12 panel delay to
> > 900 ms to fix DP AUX CH timeouts
> > 
> > Hi,
> > > -----Original Message-----
> > > From: Intel-gfx [mailto:intel-gfx-bounces at lists.freedesktop.org] On
> > > Behalf Of Ville Syrjälä
> > > Sent: torstai 31. elokuuta 2017 21.47
> > > To: Navare, Manasi D <manasi.d.navare at intel.com>
> > > Cc: Sarvela, Tomi P <tomi.p.sarvela at intel.com>; Vetter, Daniel
> > > <daniel.vetter at intel.com>; intel-gfx at lists.freedesktop.org
> > > Subject: Re: [Intel-gfx] [PATCH] drm/i915/edp: Increase T12 panel
> > > delay to
> > > 900 ms to fix DP AUX CH timeouts
> > >
> > > On Tue, Aug 15, 2017 at 11:59:51AM -0700, Manasi Navare wrote:
> > > > This patch fixes the DP AUX CH timeouts observed during CI runs
> > > > causing CI Failures on a specific PCI device. This issue was fixed
> > > > previously by adding a quirk but looks like we need to increase this
> > > > delay even more in order to get rid all the DP AUX CH timeouts.
> > > >
> > > > Fixes: c99a259b4b5192ba ("drm/i915/edp: Add a T12 panel delay quirk
> > > > to fix DP AUX CH timeouts")
> > > > Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=101144
> > > > Signed-off-by: Manasi Navare <manasi.d.navare at intel.com>
> > > > Cc: Clinton Taylor <clinton.a.taylor at intel.com>
> > > > Cc: Daniel Vetter <daniel.vetter at intel.com>
> > > > Cc: Tomi Sarvela <tomi.p.sarvela at intel.com>
> > >
> > > I pushed this to dinq. Let's hope the errors stay away this time.
> > > Thanks for the patch.
> > Well, apparently still failing:
> > https://intel-gfx-ci.01.org/tree/drm-tip/fi-skl-6700hq.html
> Taking a bit back, not anymore, any idea why now has been quite stable?

Ville merged this patch last week.

> 
> > 
> > > --
> > > Ville Syrjälä
> > > Intel OTC
> > 
> 
> Jani Saarinen
> Intel Finland Oy - BIC 0357606-4 - Westendinkatu 7, 02160 Espoo
> 
> 
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