Bug 105345 - [CI] igt@.* - dmesg-warn - *ERROR* failed to start channel equalization
Summary: [CI] igt@.* - dmesg-warn - *ERROR* failed to start channel equalization
Status: REOPENED
Alias: None
Product: DRI
Classification: Unclassified
Component: DRM/Intel (show other bugs)
Version: XOrg git
Hardware: Other All
: high normal
Assignee: Intel GFX Bugs mailing list
QA Contact: Intel GFX Bugs mailing list
URL:
Whiteboard: ReadyForDev
Keywords: regression
Depends on:
Blocks:
 
Reported: 2018-03-05 14:55 UTC by Martin Peres
Modified: 2019-04-24 08:13 UTC (History)
1 user (show)

See Also:
i915 platform: BXT, KBL
i915 features: display/Other


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Comment 1 Lakshmi 2018-09-24 12:35:26 UTC
This issue was seen 4 times in last 6 months. Last time this issue occurred 4 months ago.
I assume this issue has been Resolved/fixed and Closing now. Feel free to reopen if you still have the issue.
Comment 2 Martin Peres 2018-10-12 10:31:27 UTC
Guess who's back (or never really left)?

https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_4971/shard-kbl2/igt@kms_flip@basic-flip-vs-dpms.html

<3> [200.850023] [drm:intel_dp_start_link_train [i915]] *ERROR* failed to start channel equalization
Comment 3 Martin Peres 2018-10-12 10:34:32 UTC
OK, now this is odd: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_4975/shard-kbl2/igt@kms_chv_cursor_fail@pipe-b-64x64-left-edge.html

<3> [154.619909] [drm:intel_dp_start_link_train [i915]] *ERROR* failed to start channel equalization

Two in a row? Sounds like a regression to me!
Comment 4 CI Bug Log 2019-02-18 11:49:16 UTC
A CI Bug Log filter associated to this bug has been updated:

{- shard-kbl: All tests - dmesg-warn - *ERROR* failed to start channel equalization -}
{+ shard-apl shard-kbl: All tests - dmesg-warn - *ERROR* failed to start channel equalization +}

New failures caught by the filter:

* https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_5622/shard-apl7/igt@pm_rpm@gem-execbuf-stress-extra-wait.html
Comment 5 CI Bug Log 2019-04-24 08:13:31 UTC
A CI Bug Log filter associated to this bug has been updated:

{- shard-apl shard-kbl: All tests - dmesg-warn - *ERROR* failed to start channel equalization -}
{+ APL KBL: All tests - dmesg-warn - *ERROR* failed to start channel equalization +}

New failures caught by the filter:

  * https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_5978/fi-apl-guc/igt@i915_pm_rpm@module-reload.html


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