953 	struct tb_port *upstream, *downstream;  in margining_switch_init()  local
962 	downstream = tb_port_at(route, parent_sw);  in margining_switch_init()
964 	margining_port_init(downstream);  in margining_switch_init()
971 	struct tb_port *downstream;  in margining_switch_remove()  local
982 	downstream = tb_port_at(route, parent_sw);  in margining_switch_remove()
983 	margining_port_remove(downstream);  in margining_switch_remove()
989 	struct tb_port *downstream;  in margining_xdomain_init()  local
992 	downstream = tb_port_at(xd->route, parent_sw);  in margining_xdomain_init()
994 	margining_port_init(downstream);  in margining_xdomain_init()
1000 	struct tb_port *downstream;  in margining_xdomain_remove()  local
1003 	downstream = tb_port_at(xd->route, parent_sw);  in margining_xdomain_remove()
1004 	margining_port_remove(downstream);  in margining_xdomain_remove()