Bug 102960

Summary:	[BAT]CFL igt@kms_pipe_crc_basic subtests failing due to failure in intel_dp_get_link_train_fallback_values
Product:	DRI	Reporter:	Sagar Kamble <sagar.a.kamble>
Component:	DRM/Intel	Assignee:	Intel GFX Bugs mailing list <intel-gfx-bugs>
Status:	CLOSED DUPLICATE	QA Contact:	Intel GFX Bugs mailing list <intel-gfx-bugs>
Severity:	critical
Priority:	high	CC:	intel-gfx-bugs
Version:	XOrg git
Hardware:	Other
OS:	All
Whiteboard:
i915 platform:	CFL	i915 features:	display/Other

Description Sagar Kamble 2017-09-24 07:31:01 UTC

Following subtests failures are encountered on CFL:
1. igt@kms_pipe_crc_basic@bad-nb-words-1: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_5800/fi-cfl-s/igt@kms_pipe_crc_basic@bad-nb-words-1.html
2. igt@kms_pipe_crc_basic@bad-nb-words-3: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_5800/fi-cfl-s/igt@kms_pipe_crc_basic@bad-nb-words-3.html
3. igt@kms_pipe_crc_basic@bad-pipe: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_5800/fi-cfl-s/igt@kms_pipe_crc_basic@bad-pipe.html
4. igt@kms_pipe_crc_basic@bad-source: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_5800/fi-cfl-s/igt@kms_pipe_crc_basic@bad-source.html

Common signature is:
[  392.109393] [drm:intel_dp_get_link_train_fallback_values [i915]] *ERROR* Link Training Unsuccessful
[  392.338037] [drm:intel_dp_get_link_train_fallback_values [i915]] *ERROR* Link Training Unsuccessful

Comment 1 Hector Velazquez 2018-01-22 21:23:58 UTC

This test has a dmesg-warn on CFL QA 

Tests List:

igt@kms_pipe_crc_basic@hang-read-crc-pipe-b
igt@kms_pipe_crc_basic@nonblocking-crc-pipe-a
igt@kms_pipe_crc_basic@nonblocking-crc-pipe-b
igt@kms_pipe_crc_basic@read-crc-pipe-a
igt@kms_pipe_crc_basic@nonblocking-crc-pipe-b-frame-sequence
igt@kms_pipe_crc_basic@nonblocking-crc-pipe-a-frame-sequence
igt@kms_pipe_crc_basic@read-crc-pipe-b-frame-sequence
igt@kms_pipe_crc_basic@read-crc-pipe-b
igt@kms_pipe_crc_basic@read-crc-pipe-a-frame-sequence

IGT-Version: 1.21-g94bd67c (x86_64) (Linux: 4.15.0-rc9-drm-intel-qa-ww4-commit-8748fd9+ x86_64)

======================================
        dmesg-warn sample
======================================
. . .
[  284.814998] Setting dangerous option reset - tainting kernel
[  286.735181] [drm:intel_dp_get_link_train_fallback_values [i915]] *ERROR* Link Training Unsuccessful
[  287.229865] i915 0000:00:02.0: Resetting chip after gpu hang
[  288.238000] [drm:intel_dp_get_link_train_fallback_values [i915]] *ERROR* Link Training Unsuccessful
. . .

Comment 2 Jari Tahvanainen 2018-02-07 08:02:14 UTC


*** This bug has been marked as a duplicate of bug 104056 ***

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