TLAN_NUM_TX_LISTS
(priv->tx_list + (TLAN_NUM_TX_LISTS - 1))->forward
CIRC_INC(priv->tx_tail, TLAN_NUM_TX_LISTS);
for (i = 0; i < TLAN_NUM_TX_LISTS; i++)
CIRC_INC(priv->tx_head, TLAN_NUM_TX_LISTS);
for (i = 0; i < TLAN_NUM_TX_LISTS; i++) {
for (i = 0; i < TLAN_NUM_TX_LISTS; i++) {
dma_size = (TLAN_NUM_RX_LISTS + TLAN_NUM_TX_LISTS)