drm/amdgpu: make the VMID owner always 64bit

Otherwise we could (in theory) run into problems on 32bit systems.
Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Chunming Zhou <david1.zhou@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/amdgpu/amdgpu.h

@@ -897,7 +897,7 @@ struct amdgpu_vm_id {
 	struct amdgpu_sync	active;
 	struct fence		*last_flush;
 	struct amdgpu_ring      *last_user;
-	atomic_long_t		owner;
+	atomic64_t		owner;
 
 	uint64_t		pd_gpu_addr;
 	/* last flushed PD/PT update */

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

@@ -185,7 +185,7 @@ int amdgpu_vm_grab_id(struct amdgpu_vm *vm, struct amdgpu_ring *ring,
 		if (!id)
 			continue;
 
-		if (atomic_long_read(&id->owner) != vm->client_id)
+		if (atomic64_read(&id->owner) != vm->client_id)
 			continue;
 
 		if (pd_addr != id->pd_gpu_addr)
@@ -261,7 +261,7 @@ int amdgpu_vm_grab_id(struct amdgpu_vm *vm, struct amdgpu_ring *ring,
 
 	list_move_tail(&id->list, &adev->vm_manager.ids_lru);
 	id->last_user = ring;
-	atomic_long_set(&id->owner, vm->client_id);
+	atomic64_set(&id->owner, vm->client_id);
 	vm->ids[ring->idx] = id;
 
 	*vm_id = id - adev->vm_manager.ids;