static int uss820_atmelarm_shutdown(device_t dev) { struct uss820dci_softc *sc = device_get_softc(dev); int err; err = bus_generic_shutdown(dev); if (err) return (err); uss820dci_uninit(sc); return (0); }
static int uss820_atmelarm_detach(device_t dev) { struct uss820dci_softc *sc = device_get_softc(dev); device_t bdev; int err; if (sc->sc_bus.bdev) { bdev = sc->sc_bus.bdev; device_detach(bdev); device_delete_child(dev, bdev); } /* during module unload there are lots of children leftover */ device_delete_children(dev); if (sc->sc_irq_res && sc->sc_intr_hdl) { /* * only call at91_udp_uninit() after at91_udp_init() */ uss820dci_uninit(sc); err = bus_teardown_intr(dev, sc->sc_irq_res, sc->sc_intr_hdl); sc->sc_intr_hdl = NULL; } if (sc->sc_irq_res) { bus_release_resource(dev, SYS_RES_IRQ, 0, sc->sc_irq_res); sc->sc_irq_res = NULL; } if (sc->sc_io_res) { bus_release_resource(dev, SYS_RES_IOPORT, 0, sc->sc_io_res); sc->sc_io_res = NULL; } usb_bus_mem_free_all(&sc->sc_bus, NULL); return (0); }