1 struct device; 2 struct usb_phy_roothub; 3 4 struct usb_phy_roothub *usb_phy_roothub_alloc(struct device *dev); 5 6 int usb_phy_roothub_init(struct usb_phy_roothub *phy_roothub); 7 int usb_phy_roothub_exit(struct usb_phy_roothub *phy_roothub); 8 9 int usb_phy_roothub_power_on(struct usb_phy_roothub *phy_roothub); 10 void usb_phy_roothub_power_off(struct usb_phy_roothub *phy_roothub); 11 12 int usb_phy_roothub_suspend(struct device *controller_dev, 13 struct usb_phy_roothub *phy_roothub); 14 int usb_phy_roothub_resume(struct device *controller_dev, 15 struct usb_phy_roothub *phy_roothub); 16