drm/amdkfd: fix resume error when iommu disabled in Picasso

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When IOMMU disabled in sbios and kfd in iommuv2 path,
IOMMU resume failure blocks system resume. Don't allow kfd to
use iommu v2 when iommu is disabled.

Reported-by: youling <youling257@gmail.com>
Tested-by: youling <youling257@gmail.com>
Signed-off-by: Yifan Zhang <yifan1.zhang@amd.com>
Reviewed-by: James Zhu <James.Zhu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

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Yifan Zhang 2021-10-11 20:42:31 +08:00 • committed by Alex Deucher

parent afd18180c0

commit 6f4b590aae

1 changed files with 1 additions and 0 deletions

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drivers/gpu/drm/amd/amdkfd/kfd_device.c

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