USB_CB_RESET_PIPE
usba_req_set_cb_flags(req_wrp, USB_CB_RESET_PIPE);
draining_succeeded = usba_drain_cbs(ph_data, USB_CB_RESET_PIPE,
draining_succeeded = usba_drain_cbs(ph_data, USB_CB_RESET_PIPE,
USB_CB_RESET_PIPE);
{ USB_CB_RESET_PIPE, "<pipe reset>" },