mlxcx_cmd_set_port_led
extern boolean_t mlxcx_cmd_set_port_led(mlxcx_t *, mlxcx_port_t *, uint16_t);
if (!mlxcx_cmd_set_port_led(mlxp, port, 0)) {
if (!mlxcx_cmd_set_port_led(mlxp, port, UINT16_MAX)) {