PID_STALL11
if ((tmp & PID_STALL11) != PID_STALL11) /* force stall? */
case PID_STALL11:
usbhsp_pipectrl_set(pipe, PID_MASK, PID_STALL11);
return (int)(pid == PID_STALL10 || pid == PID_STALL11);