VCE_CMD_IB_VM     841 drivers/gpu/drm/amd/amdgpu/vce_v3_0.c 	amdgpu_ring_write(ring, VCE_CMD_IB_VM);
VCE_CMD_IB_VM     956 drivers/gpu/drm/amd/amdgpu/vce_v4_0.c 	amdgpu_ring_write(ring, VCE_CMD_IB_VM);