255 		struct ethoc_bd *bd)  in ethoc_read_bd()  argument
258 	bd->stat = ethoc_read(dev, offset + 0);  in ethoc_read_bd()
259 	bd->addr = ethoc_read(dev, offset + 4);  in ethoc_read_bd()
263 		const struct ethoc_bd *bd)  in ethoc_write_bd()  argument
266 	ethoc_write(dev, offset + 0, bd->stat);  in ethoc_write_bd()
267 	ethoc_write(dev, offset + 4, bd->addr);  in ethoc_write_bd()
305 	struct ethoc_bd bd;  in ethoc_init_ring()  local
316 	bd.addr = mem_start;  in ethoc_init_ring()
317 	bd.stat = TX_BD_IRQ | TX_BD_CRC;  in ethoc_init_ring()
322 			bd.stat |= TX_BD_WRAP;  in ethoc_init_ring()
324 		ethoc_write_bd(dev, i, &bd);  in ethoc_init_ring()
325 		bd.addr += ETHOC_BUFSIZ;  in ethoc_init_ring()
331 	bd.stat = RX_BD_EMPTY | RX_BD_IRQ;  in ethoc_init_ring()
335 			bd.stat |= RX_BD_WRAP;  in ethoc_init_ring()
337 		ethoc_write_bd(dev, dev->num_tx + i, &bd);  in ethoc_init_ring()
338 		bd.addr += ETHOC_BUFSIZ;  in ethoc_init_ring()
375 		struct ethoc_bd *bd)  in ethoc_update_rx_stats()  argument
380 	if (bd->stat & RX_BD_TL) {  in ethoc_update_rx_stats()
386 	if (bd->stat & RX_BD_SF) {  in ethoc_update_rx_stats()
392 	if (bd->stat & RX_BD_DN) {  in ethoc_update_rx_stats()
397 	if (bd->stat & RX_BD_CRC) {  in ethoc_update_rx_stats()
403 	if (bd->stat & RX_BD_OR) {  in ethoc_update_rx_stats()
409 	if (bd->stat & RX_BD_MISS)  in ethoc_update_rx_stats()
412 	if (bd->stat & RX_BD_LC) {  in ethoc_update_rx_stats()
428 		struct ethoc_bd bd;  in ethoc_rx()  local
431 		ethoc_read_bd(priv, entry, &bd);  in ethoc_rx()
432 		if (bd.stat & RX_BD_EMPTY) {  in ethoc_rx()
441 			ethoc_read_bd(priv, entry, &bd);  in ethoc_rx()
442 			if (bd.stat & RX_BD_EMPTY)  in ethoc_rx()
446 		if (ethoc_update_rx_stats(priv, &bd) == 0) {  in ethoc_rx()
447 			int size = bd.stat >> 16;  in ethoc_rx()
471 		bd.stat &= ~RX_BD_STATS;  in ethoc_rx()
472 		bd.stat |=  RX_BD_EMPTY;  in ethoc_rx()
473 		ethoc_write_bd(priv, entry, &bd);  in ethoc_rx()
481 static void ethoc_update_tx_stats(struct ethoc *dev, struct ethoc_bd *bd)  in ethoc_update_tx_stats()  argument
485 	if (bd->stat & TX_BD_LC) {  in ethoc_update_tx_stats()
490 	if (bd->stat & TX_BD_RL) {  in ethoc_update_tx_stats()
495 	if (bd->stat & TX_BD_UR) {  in ethoc_update_tx_stats()
500 	if (bd->stat & TX_BD_CS) {  in ethoc_update_tx_stats()
505 	if (bd->stat & TX_BD_STATS)  in ethoc_update_tx_stats()
508 	netdev->stats.collisions += (bd->stat >> 4) & 0xf;  in ethoc_update_tx_stats()
509 	netdev->stats.tx_bytes += bd->stat >> 16;  in ethoc_update_tx_stats()
517 	struct ethoc_bd bd;  in ethoc_tx()  local
524 		ethoc_read_bd(priv, entry, &bd);  in ethoc_tx()
526 		if (bd.stat & TX_BD_READY || (priv->dty_tx == priv->cur_tx)) {  in ethoc_tx()
535 			ethoc_read_bd(priv, entry, &bd);  in ethoc_tx()
536 			if (bd.stat & TX_BD_READY ||  in ethoc_tx()
541 		ethoc_update_tx_stats(priv, &bd);  in ethoc_tx()
859 	struct ethoc_bd bd;  in ethoc_start_xmit()  local
872 	ethoc_read_bd(priv, entry, &bd);  in ethoc_start_xmit()
874 		bd.stat |=  TX_BD_PAD;  in ethoc_start_xmit()
876 		bd.stat &= ~TX_BD_PAD;  in ethoc_start_xmit()
881 	bd.stat &= ~(TX_BD_STATS | TX_BD_LEN_MASK);  in ethoc_start_xmit()
882 	bd.stat |= TX_BD_LEN(skb->len);  in ethoc_start_xmit()
883 	ethoc_write_bd(priv, entry, &bd);  in ethoc_start_xmit()
885 	bd.stat |= TX_BD_READY;  in ethoc_start_xmit()
886 	ethoc_write_bd(priv, entry, &bd);  in ethoc_start_xmit()