E1000_FIFO_HDR_SIZE
dev_spec->tx_fifo_head += E1000_ROUNDUP(length + E1000_FIFO_HDR_SIZE,
fifo_pkt_len = E1000_ROUNDUP(length + E1000_FIFO_HDR_SIZE,
if (fifo_pkt_len <= (E1000_FIFO_PAD_82547 + E1000_FIFO_HDR_SIZE))