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<b><a class="bz_bug_link
bz_status_NEW "
title="NEW - [CI][BAT] random tests - dmesg-warn / dmesg-fail - *ERROR* dp aux hw did not signal timeout! / failed to enable link training"
href="https://bugs.freedesktop.org/show_bug.cgi?id=110718#c5">Comment # 5</a>
on <a class="bz_bug_link
bz_status_NEW "
title="NEW - [CI][BAT] random tests - dmesg-warn / dmesg-fail - *ERROR* dp aux hw did not signal timeout! / failed to enable link training"
href="https://bugs.freedesktop.org/show_bug.cgi?id=110718">bug 110718</a>
from <span class="vcard"><a class="email" href="mailto:imre.deak@intel.com" title="Imre Deak <imre.deak@intel.com>"> <span class="fn">Imre Deak</span></a>
</span></b>
<pre>The patch in <a href="show_bug.cgi?id=110718#c1">comment#1</a> seems to fix the issue:
* igt@kms_flip@basic-flip-vs-dpms:
- {fi-icl-u3}: [DMESG-FAIL][13] ([fdo#110718]) -> [PASS][14] +1
similar issue
[13]:
<a href="https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_6125/fi-icl-u3/igt@kms_flip@basic-flip-vs-dpms.html">https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_6125/fi-icl-u3/igt@kms_flip@basic-flip-vs-dpms.html</a>
[14]:
<a href="https://intel-gfx-ci.01.org/tree/drm-tip/Trybot_4330/fi-icl-u3/igt@kms_flip@basic-flip-vs-dpms.html">https://intel-gfx-ci.01.org/tree/drm-tip/Trybot_4330/fi-icl-u3/igt@kms_flip@basic-flip-vs-dpms.html</a>
* igt@kms_flip@basic-flip-vs-modeset:
- {fi-icl-u3}: [DMESG-WARN][15] ([fdo#110718]) -> [PASS][16] +1
similar issue
[15]:
<a href="https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_6125/fi-icl-u3/igt@kms_flip@basic-flip-vs-modeset.html">https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_6125/fi-icl-u3/igt@kms_flip@basic-flip-vs-modeset.html</a>
[16]:
<a href="https://intel-gfx-ci.01.org/tree/drm-tip/Trybot_4330/fi-icl-u3/igt@kms_flip@basic-flip-vs-modeset.html">https://intel-gfx-ci.01.org/tree/drm-tip/Trybot_4330/fi-icl-u3/igt@kms_flip@basic-flip-vs-modeset.html</a>
Before posting the patch I'd like to test if it fixes the problem consistently
when triggering the issue with Chamelium tests. I think the workaround only
works on ICL D2 stepping (like the ICLs in CI).</pre>
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