to_usba_ep
ep = to_usba_ep(_ep);
ep = to_usba_ep(udc->gadget.ep0);
return to_usba_ep(udc->gadget.ep0);
usba_ep_init_debugfs(udc, to_usba_ep(udc->gadget.ep0));
usba_ep_cleanup_debugfs(to_usba_ep(udc->gadget.ep0));
struct usba_ep *ep = to_usba_ep(_ep);
struct usba_ep *ep = to_usba_ep(_ep);
struct usba_ep *ep = to_usba_ep(_ep);
struct usba_ep *ep = to_usba_ep(_ep);
struct usba_ep *ep = to_usba_ep(_ep);
struct usba_ep *ep = to_usba_ep(_ep);
struct usba_ep *ep = to_usba_ep(_ep);