pmf_device_recursive_suspend
pmf_device_recursive_suspend(sc->sc_dev, &sc->sc_qual);
pmf_device_recursive_suspend(sc->sc_dev, &sc->sc_qual);
return pmf_device_recursive_suspend(d, PMF_Q_DRVCTL)
if (!pmf_device_recursive_suspend(curdev, &pq)) {
bool pmf_device_recursive_suspend(device_t, const pmf_qual_t *);