usb_disconnect_port  431 dev/usb/uhub.c 			usb_disconnect_port(up, &sc->sc_dev);
usb_disconnect_port  563 dev/usb/uhub.c 			usb_disconnect_port(rup, self);
usb_disconnect_port  823 dev/usb/usb.c  		usb_disconnect_port(&sc->sc_port, self);
usb_disconnect_port  255 dev/usb/usbdivar.h void		usb_disconnect_port(struct usbd_port *up, struct device *);