TRING_OWN
if ((tx_ring[entry].status & TRING_OWN) == TRING_OWN) {
cpu_to_le32(TRING_OWN); /* Pass ownership to the chip. */
while ((le32_to_cpu(tx_ring[entry].status) & (TRING_OWN)) && timer2_running())
if ((le32_to_cpu(tx_ring[entry].status) & TRING_OWN) != 0)