drm/amdgpu/pm: return an error during GPU reset or suspend (v2)

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Return an error for sysfs and debugfs power interfaces during
gpu reset and suspend.  Prevents access to the hw while it may
be in an unusable state.

v2: squash in fix to drop suspend check

Acked-by: Nirmoy Das <nirmoy.das@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

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Alex Deucher

2020-05-24 02:46:53 -04:00

parent 9ca1f474ce

commit 9271dfd9e0

1 changed files with 171 additions and 0 deletions

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drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c

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