Xiaogang Chen eb58ad143d drm/amdgpu: have bos for PDs/PTS cpu accessible when kfd uses cpu to update vm ...

When kfd uses cpu to update vm iterates all current PDs/PTs bos, adds
AMDGPU_GEM_CREATE_CPU_ACCESS_REQUIRED flag and kmap them to kernel virtual
address space before kfd updates the vm that was created by gfx.

Signed-off-by: Xiaogang Chen <Xiaogang.Chen@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

2023-07-07 13:51:48 -04:00

70 KiB

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