OCTEON_MBOX_STATE_REQUEST_RECEIVING
if (mbox->state & OCTEON_MBOX_STATE_REQUEST_RECEIVING) {
mbox->state &= ~OCTEON_MBOX_STATE_REQUEST_RECEIVING;
(OCTEON_MBOX_STATE_REQUEST_RECEIVING |
if (mbox->state & OCTEON_MBOX_STATE_REQUEST_RECEIVING) {
OCTEON_MBOX_STATE_REQUEST_RECEIVING;