[Bug 104269] [IGT][SKL only] igt at prime_vgem@basic-fence-flip -dmesg-warn *ERROR* LSPCON mode hasn't settled

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=104269

--- Comment #3 from Elizabeth <elizabethx.de.la.torre.mena at intel.com> ---
Created attachment 136327
  --> https://bugs.freedesktop.org/attachment.cgi?id=136327&action=edit
kern_log_SKL_FF

With today's cycle:

igt at prime_vgem@basic-fence-flip

IGT-Version: 1.20-gd3bcc7d (x86_64) (Linux:
4.15.0-rc4-drm-intel-qa-ww51-commit-b480e79+ x86_64)
Subtest basic-fence-flip: SUCCESS (0.668s)
Test requirement not met in function __real_main757, file prime_vgem.c:849:
Test requirement: vgem_fence_has_flag(vgem, WIP_VGEM_FENCE_NOTIMEOUT)

>From dmesg:
[  439.582567] [drm:verify_single_dpll_state.isra.114 [i915]] DPLL 0
[  439.582582] [drm:verify_single_dpll_state.isra.114 [i915]] DPLL 1
[  439.582597] [drm:verify_single_dpll_state.isra.114 [i915]] DPLL 2
[  439.582611] [drm:verify_single_dpll_state.isra.114 [i915]] DPLL 3
[  439.582628] [drm:intel_enable_shared_dpll [i915]] enable DPLL 1 (active 3,
on? 1) for crtc 37
[  439.582648] [drm:intel_power_well_enable [i915]] enabling DDI B IO power
well
[  439.586944] [drm:lspcon_wait_mode [i915]] Waiting for LSPCON mode PCON to
settle
[  439.692061] [drm:lspcon_wait_mode [i915]] *ERROR* LSPCON mode hasn't settled
[  439.692082] [drm:lspcon_wait_mode [i915]] Current LSPCON mode LS
[  439.701141] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x7c1003ff
[  439.709599] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x7c1003ff
[  439.718057] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x7c1003ff
[  439.726517] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x7c1003ff
[  439.734972] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x7c1003ff

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