HelenOS sources

usb_port_fini     207 uspace/drv/bus/usb/usbhub/usbhub.c 		usb_port_fini(&hub->ports[port].base);
usb_port_fini     325 uspace/drv/bus/usb/xhci/rh.c 		usb_port_fini(&port->base);
usb_port_fini      89 uspace/lib/usb/include/usb/port.h void usb_port_fini(usb_port_t *);