drm/amdgpu: Move dmabuf attach/detach to backend_(un)bind

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The dmabuf attachment should be updated by moving the SG BO to DOMAIN_CPU
and back to DOMAIN_GTT. This does not necessarily invoke the
populate/unpopulate callbacks. Do this in backend_bind/unbind instead.

Signed-off-by: Felix Kuehling <Felix.Kuehling@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Acked-by: Oak Zeng <Oak.Zeng@amd.com>
Acked-by: Ramesh Errabolu <Ramesh.Errabolu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

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Felix Kuehling 2021-04-21 19:25:45 -04:00 • committed by Alex Deucher

parent 5ac3c3e45f

commit e552ee40b0

2 changed files with 25 additions and 29 deletions

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3

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

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51

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

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