usb_initialize_gadget
usb_initialize_gadget(cdns->dev, &priv_dev->gadget,
usb_initialize_gadget(dwc->dev, dwc->gadget, dwc_gadget_release);
usb_initialize_gadget(pdev->dev, &pdev->gadget, NULL);
EXPORT_SYMBOL_GPL(usb_initialize_gadget);
usb_initialize_gadget(parent, gadget, release);
usb_initialize_gadget(&pdev->dev, &dev->gadget, gadget_release);
extern void usb_initialize_gadget(struct device *parent,