drm/amdgpu: allow flushing VMID0 before IB execution as well

This allows us to queue IBs which needs an up to date system domain as well.
Signed-off-by: NChristian König <christian.koenig@amd.com>
Reviewed-by: NAlex Deucher <alexander.deucher@amd.com>
Acked-by: NFelix Kuehling <Felix.Kuehling@amd.com>

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

@@ -172,7 +172,7 @@ int amdgpu_ib_schedule(struct amdgpu_ring *ring, unsigned num_ibs,
 	if (ring->funcs->insert_start)
 		ring->funcs->insert_start(ring);
 
-	if (vm) {
+	if (job) {
 		r = amdgpu_vm_flush(ring, job);
 		if (r) {
 			amdgpu_ring_undo(ring);

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

@@ -81,6 +81,8 @@ int amdgpu_job_alloc_with_ib(struct amdgpu_device *adev, unsigned size,
 	r = amdgpu_ib_get(adev, NULL, size, &(*job)->ibs[0]);
 	if (r)
 		kfree(*job);
+	else
+		(*job)->vm_pd_addr = adev->gart.table_addr;
 
 	return r;
 }