drm/amdgpu: drm/amdgpu: Handle IOMMU enabled case

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Handle all DMA IOMMU group related dependencies before the
group is removed and we try to access it after free.

v2:
Move the actul handling function to TTM

Signed-off-by: Andrey Grodzovsky <andrey.grodzovsky@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

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Andrey Grodzovsky 2021-08-24 16:15:48 -04:00 • committed by Alex Deucher

parent 5039f52988

commit 894c6890a2

1 changed files with 2 additions and 0 deletions

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

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