799 	sw = get_switch_at_route(tb->root_switch, route);  in icm_fr_xdomain_connected()
1115 	if (!tb->root_switch)  in icm_tr_xdomain_connected()
1144 	sw = get_switch_at_route(tb->root_switch, route);  in icm_tr_xdomain_connected()
1400 	if (tb->root_switch) {  in icm_handle_notification()
1806 	if (tb->root_switch)  in icm_rescan_work()
1807 		icm_free_unplugged_children(tb->root_switch);  in icm_rescan_work()
1818 	icm_unplug_children(tb->root_switch);  in icm_complete()
1856 		tb->root_switch = tb_switch_alloc_safe_mode(tb, &tb->dev, 0);  in icm_start()
1858 		tb->root_switch = tb_switch_alloc(tb, &tb->dev, 0);  in icm_start()
1859 	if (!tb->root_switch)  in icm_start()
1867 	tb->root_switch->no_nvm_upgrade = x86_apple_machine;  in icm_start()
1868 	tb->root_switch->rpm = icm->rpm;  in icm_start()
1870 	ret = tb_switch_add(tb->root_switch);  in icm_start()
1872 		tb_switch_put(tb->root_switch);  in icm_start()
1873 		tb->root_switch = NULL;  in icm_start()
1884 	tb_switch_remove(tb->root_switch);  in icm_stop()
1885 	tb->root_switch = NULL;  in icm_stop()