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(parent: 518485e) | patch
drm/amd: fix gfx hang on renoir in IGT reload test
authorTianci.Yin <tianci.yin@amd.com>
Thu, 10 Mar 2022 13:12:49 +0000 (21:12 +0800)
committerAlex Deucher <alexander.deucher@amd.com>
Tue, 15 Mar 2022 18:34:45 +0000 (14:34 -0400)
commita890307bda9cb0e1cf88c1e2d7b1272c6ad7207a
treecb1de7e4fd0d17b56723b5541adee1dc8e1f97d9tree | snapshot
parent518485e5f485573a6df16f8500f1a88f91cc47f1commit | diff
drm/amd: fix gfx hang on renoir in IGT reload test

[why]
CP hangs in igt reloading test on renoir, more precisely, hangs on the
second time insmod.

[how]
mode2 reset can make it recover, and mode2 reset only effects gfx core,
dcn and the screen will not be impacted.

Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Tianci.Yin <tianci.yin@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drivers/gpu/drm/amd/amdgpu/soc15.c diff | blob | history
Linux Kernel Source Tree.