1 struct usb_phy_roothub; 2 3 struct usb_phy_roothub *usb_phy_roothub_alloc(struct device *dev); 4 5 int usb_phy_roothub_init(struct usb_phy_roothub *phy_roothub); 6 int usb_phy_roothub_exit(struct usb_phy_roothub *phy_roothub); 7 8 int usb_phy_roothub_power_on(struct usb_phy_roothub *phy_roothub); 9 void usb_phy_roothub_power_off(struct usb_phy_roothub *phy_roothub); 10 11 int usb_phy_roothub_suspend(struct device *controller_dev, 12 struct usb_phy_roothub *phy_roothub); 13 int usb_phy_roothub_resume(struct device *controller_dev, 14 struct usb_phy_roothub *phy_roothub); 15