[Bug 104460] [IGT][CFL only] igt at kms_*SUCCESS with a warn: (kms_flip:11371) igt-kms-WARNING: connector 49/eDP-1 has no modes

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=104460

Elizabeth <elizabethx.de.la.torre.mena at intel.com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
         Resolution|---                         |FIXED
             Status|NEEDINFO                    |RESOLVED

--- Comment #11 from Elizabeth <elizabethx.de.la.torre.mena at intel.com> ---
(In reply to Rodrigo Vivi from comment #10)
> This is probably a different bug from the original.
> 
> The original is probably that pruned eDP modes that got fixed with:
> a306343bcd7d ("drm/i915/edp: Do not do link training fallback or prune modes
> on EDP")
> CommitDate: Thu Feb 1 07:32:54 2018 -0800
> 
> Could you provide logs and more info on this new warning?
> Do you really have 1 eDP and 2 DP plugged on this CFL? how is your current
> setup there?
> 
> Is it related to MST? if so a better candidate for that is:
> https://bugs.freedesktop.org/show_bug.cgi?id=104158

I tried to reproduce with latest:

(02:49 AM) [gfx at CFL-1] [tests]$ : sudo -E ./kms_flip --r
basic-flip-vs-wf_vblank
IGT-Version: 1.21-g37bd27f (x86_64) (Linux:
4.15.0-drm-intel-qa-ww6-commit-7e8e106+ x86_64)
Using monotonic timestamps
Beginning basic-flip-vs-wf_vblank on pipe A, connector eDP-1
  1920x1080 60 1920 1966 1996 2080 1080 1082 1086 1112 0xa 0x48 138780
Expected frametime: 16666us; measured 16665.7us +- 5.782us accuracy 0.10%
...............
basic-flip-vs-wf_vblank on pipe A, connector eDP-1: PASSED

Beginning basic-flip-vs-wf_vblank on pipe B, connector eDP-1
  1920x1080 60 1920 1966 1996 2080 1080 1082 1086 1112 0xa 0x48 138780
Expected frametime: 16666us; measured 16666.2us +- 6.605us accuracy 0.12%
................
basic-flip-vs-wf_vblank on pipe B, connector eDP-1: PASSED

Beginning basic-flip-vs-wf_vblank on pipe A, connector DP-1
  1920x1080 60 1920 2008 2052 2200 1080 1084 1089 1125 0x9 0x48 148500
Expected frametime: 16667us; measured 16667.2us +- 6.705us accuracy 0.12%
...............
basic-flip-vs-wf_vblank on pipe A, connector DP-1: PASSED

Beginning basic-flip-vs-wf_vblank on pipe B, connector DP-1
  1920x1080 60 1920 2008 2052 2200 1080 1084 1089 1125 0x9 0x48 148500
Expected frametime: 16667us; measured 16666.6us +- 5.252us accuracy 0.09%
...............
basic-flip-vs-wf_vblank on pipe B, connector DP-1: PASSED

Subtest basic-flip-vs-wf_vblank: SUCCESS (14.188s)

Without success, besides our FF from yesterday and today didn't show any warn. 
I'm closing issue again, and if the warn appears again I'll fill a new bug for
DP. 
Thank you for your time.

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