eth_tx_1st_bd
struct eth_tx_1st_bd first_bd /* The first tx bd of a given packet */;
struct eth_tx_1st_bd *first_bd;
first_bd = (struct eth_tx_1st_bd *)ecore_chain_consume(&txq->tx_pbl);
struct eth_tx_1st_bd *first_bd;
first_bd = (struct eth_tx_1st_bd *)ecore_chain_produce(&txq->tx_pbl);