Lines Matching refs:tx_head
502 priv(dev)->tx_head = NOP_ADDR + NOP_SIZE;
619 if (priv(dev)->tx_head + size > TX_AREA_END) {
620 if (tail > priv(dev)->tx_head)
625 priv(dev)->tx_head = start + size;
627 if (priv(dev)->tx_head < tail && (priv(dev)->tx_head + size) > tail)
629 start = priv(dev)->tx_head;
630 priv(dev)->tx_head += size;
729 tmp = priv(dev)->tx_head;
731 priv(dev)->tx_head = tmp;
834 caddr = priv(dev)->tx_head;
836 priv(dev)->tx_head = caddr;