SU_URB_BUSY
if (sisusb->urbstatus[i] & SU_URB_BUSY)
if ((sisusb->urbstatus[i] & (SU_URB_BUSY|SU_URB_ALLOC)) == 0)
sisusb->urbstatus[context->urbindex] &= ~SU_URB_BUSY;
sisusb->urbstatus[index] |= SU_URB_BUSY;
(!(sisusb->urbstatus[index] & SU_URB_BUSY)),
if (sisusb->urbstatus[index] & SU_URB_BUSY) {
if (sisusb->urbstatus[i] & SU_URB_BUSY)