bnxt_xmit_bd
bnxt_xmit_bd(bp, txr, map, pkt_size, NULL);
tx_buf = bnxt_xmit_bd(bp, txr, mapping, len, xdp);
tx_buf = bnxt_xmit_bd(bp, txr, mapping, len, NULL);
struct bnxt_sw_tx_bd *bnxt_xmit_bd(struct bnxt *bp,