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

[Saarinen, Jani]

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
https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_3023/commits_short.log

> --
> Ville Syrjälä
> Intel OTC

Br,
Jani Saarinen
Intel Finland Oy - BIC 0357606-4 - Westendinkatu 7, 02160 Espoo