ATU_TX_LIST_CNT
for (i = 0; i < ATU_TX_LIST_CNT; i++) {
if (cd->atu_tx_inuse == ATU_TX_LIST_CNT)
for (cnt = 0; cnt < ATU_TX_LIST_CNT; cnt++) {
atu_xfer_list_free(sc, cd->atu_tx_chain, ATU_TX_LIST_CNT);
struct atu_chain atu_tx_chain[ATU_TX_LIST_CNT];