USB_PID_ACK
case USB_PID_ACK:
if (ep->nextpid == USB_PID_ACK)
ep->nextpid = USB_PID_ACK;
ep->nextpid = USB_PID_ACK;
case USB_PID_ACK:
} else if (ep->nextpid == USB_PID_ACK) {
case USB_PID_ACK:
td->type = USB_PID_ACK;
td->type = USB_PID_ACK;
case USB_PID_ACK:
case USB_PID_ACK: s = "status"; break;
case USB_PID_ACK: /* for control status */
ep->nextpid = USB_PID_ACK;
ep->nextpid = USB_PID_ACK;
ep->nextpid = USB_PID_ACK;
case USB_PID_ACK: