AT_TXD_NUM
+ AT_TXD_NUM * sizeof(struct tx_pkt_status)
+ AT_TXD_NUM * sizeof(struct tx_pkt_status);
LII_WRITE_2(sc, LII_TXS_NUM_ENTRIES, AT_TXD_NUM);
sc->sc_txs_cur = (sc->sc_txs_cur + 1) % AT_TXD_NUM;
sc->sc_txs_ack = (sc->sc_txs_ack + 1) % AT_TXD_NUM;