+int usb_hub_probe(struct usb_device *dev, int ifnum);
+void usb_hub_reset(void);
+int hub_port_reset(struct usb_device *dev, int port,
+ unsigned short *portstat);
+
+struct usb_device *usb_alloc_new_device(void);
+int usb_new_device(struct usb_device *dev);
+