240 	struct bmac_data *bp = (struct bmac_data *) dev->priv;  in bmac_enable_and_reset_chip()  local
241 	volatile struct dbdma_regs *rd = bp->rx_dma;  in bmac_enable_and_reset_chip()
242 	volatile struct dbdma_regs *td = bp->tx_dma;  in bmac_enable_and_reset_chip()
249 	pmac_call_feature(PMAC_FTR_BMAC_ENABLE, bp->node, 0, 1);  in bmac_enable_and_reset_chip()
324 	struct bmac_data *bp = (struct bmac_data *) dev->priv;  in bmac_init_registers()  local
341 	if (!bp->is_bmac_plus) {  in bmac_init_registers()
383 	for (i=0; i<4; i++) bp->hash_table_mask[i] = 0;  in bmac_init_registers()
384 	bmwrite(dev, BHASH3, bp->hash_table_mask[0]); 	/* bits 15 - 0 */  in bmac_init_registers()
385 	bmwrite(dev, BHASH2, bp->hash_table_mask[1]); 	/* bits 31 - 16 */  in bmac_init_registers()
386 	bmwrite(dev, BHASH1, bp->hash_table_mask[2]); 	/* bits 47 - 32 */  in bmac_init_registers()
387 	bmwrite(dev, BHASH0, bp->hash_table_mask[3]); 	/* bits 63 - 48 */  in bmac_init_registers()
419 	struct bmac_data *bp = (struct bmac_data *) dev->priv;  in bmac_start_chip()  local
420 	volatile struct dbdma_regs *rd = bp->rx_dma;  in bmac_start_chip()
439 	struct bmac_data *bp = (struct bmac_data *) dev->priv;  in bmac_init_phy()  local
448 	if (bp->is_bmac_plus) {  in bmac_init_phy()
473 	struct bmac_data *bp;  in bmac_sleep_notify()  local
482 	bp = (struct bmac_data *) dev->priv;  in bmac_sleep_notify()
493 		if (bp->timeout_active) {  in bmac_sleep_notify()
494 			del_timer(&bp->tx_timeout);  in bmac_sleep_notify()
495 			bp->timeout_active = 0;  in bmac_sleep_notify()
498 		disable_irq(bp->tx_dma_intr);  in bmac_sleep_notify()
499 		disable_irq(bp->rx_dma_intr);  in bmac_sleep_notify()
500 		bp->sleeping = 1;  in bmac_sleep_notify()
502 		if (bp->opened) {  in bmac_sleep_notify()
503 			volatile struct dbdma_regs *rd = bp->rx_dma;  in bmac_sleep_notify()
504 			volatile struct dbdma_regs *td = bp->tx_dma;  in bmac_sleep_notify()
516 				if (bp->rx_bufs[i] != NULL) {  in bmac_sleep_notify()
517 					dev_kfree_skb(bp->rx_bufs[i]);  in bmac_sleep_notify()
518 					bp->rx_bufs[i] = NULL;  in bmac_sleep_notify()
522 				if (bp->tx_bufs[i] != NULL) {  in bmac_sleep_notify()
523 					dev_kfree_skb(bp->tx_bufs[i]);  in bmac_sleep_notify()
524 					bp->tx_bufs[i] = NULL;  in bmac_sleep_notify()
528 		pmac_call_feature(PMAC_FTR_BMAC_ENABLE, bp->node, 0, 0);  in bmac_sleep_notify()
532 		if (bp->opened)  in bmac_sleep_notify()
535 		enable_irq(bp->tx_dma_intr);  in bmac_sleep_notify()
536 		enable_irq(bp->rx_dma_intr);  in bmac_sleep_notify()
570 	struct bmac_data *bp = (struct bmac_data *) dev->priv;  in bmac_set_timeout()  local
575 	if (bp->timeout_active)  in bmac_set_timeout()
576 		del_timer(&bp->tx_timeout);  in bmac_set_timeout()
577 	bp->tx_timeout.expires = jiffies + TX_TIMEOUT;  in bmac_set_timeout()
578 	bp->tx_timeout.function = bmac_tx_timeout;  in bmac_set_timeout()
579 	bp->tx_timeout.data = (unsigned long) dev;  in bmac_set_timeout()
580 	add_timer(&bp->tx_timeout);  in bmac_set_timeout()
581 	bp->timeout_active = 1;  in bmac_set_timeout()
621 bmac_init_tx_ring(struct bmac_data *bp)  in bmac_init_tx_ring()  argument
623 	volatile struct dbdma_regs *td = bp->tx_dma;  in bmac_init_tx_ring()
625 	memset((char *)bp->tx_cmds, 0, (N_TX_RING+1) * sizeof(struct dbdma_cmd));  in bmac_init_tx_ring()
627 	bp->tx_empty = 0;  in bmac_init_tx_ring()
628 	bp->tx_fill = 0;  in bmac_init_tx_ring()
629 	bp->tx_fullup = 0;  in bmac_init_tx_ring()
632 	dbdma_setcmd(&bp->tx_cmds[N_TX_RING],  in bmac_init_tx_ring()
633 		     (DBDMA_NOP | BR_ALWAYS), 0, 0, virt_to_bus(bp->tx_cmds));  in bmac_init_tx_ring()
638 	out_le32(&td->cmdptr, virt_to_bus(bp->tx_cmds));  in bmac_init_tx_ring()
642 bmac_init_rx_ring(struct bmac_data *bp)  in bmac_init_rx_ring()  argument
644 	volatile struct dbdma_regs *rd = bp->rx_dma;  in bmac_init_rx_ring()
649 	memset((char *)bp->rx_cmds, 0,  in bmac_init_rx_ring()
652 		if ((skb = bp->rx_bufs[i]) == NULL) {  in bmac_init_rx_ring()
653 			bp->rx_bufs[i] = skb = dev_alloc_skb(RX_BUFLEN+2);  in bmac_init_rx_ring()
657 		bmac_construct_rxbuff(skb, &bp->rx_cmds[i]);  in bmac_init_rx_ring()
660 	bp->rx_empty = 0;  in bmac_init_rx_ring()
661 	bp->rx_fill = i;  in bmac_init_rx_ring()
664 	dbdma_setcmd(&bp->rx_cmds[N_RX_RING],  in bmac_init_rx_ring()
665 		     (DBDMA_NOP | BR_ALWAYS), 0, 0, virt_to_bus(bp->rx_cmds));  in bmac_init_rx_ring()
669 	out_le32(&rd->cmdptr, virt_to_bus(bp->rx_cmds));  in bmac_init_rx_ring()
677 	struct bmac_data *bp = (struct bmac_data *) dev->priv;  in bmac_transmit_packet()  local
678 	volatile struct dbdma_regs *td = bp->tx_dma;  in bmac_transmit_packet()
684 	i = bp->tx_fill + 1;  in bmac_transmit_packet()
687 	if (i == bp->tx_empty) {  in bmac_transmit_packet()
689 		bp->tx_fullup = 1;  in bmac_transmit_packet()
694 	dbdma_setcmd(&bp->tx_cmds[i], DBDMA_STOP, 0, 0, 0);  in bmac_transmit_packet()
696 	bmac_construct_xmt(skb, &bp->tx_cmds[bp->tx_fill]);  in bmac_transmit_packet()
698 	bp->tx_bufs[bp->tx_fill] = skb;  in bmac_transmit_packet()
699 	bp->tx_fill = i;  in bmac_transmit_packet()
701 	bp->stats.tx_bytes += skb->len;  in bmac_transmit_packet()
713 	struct bmac_data *bp = (struct bmac_data *) dev->priv;  in bmac_rxdma_intr()  local
714 	volatile struct dbdma_regs *rd = bp->rx_dma;  in bmac_rxdma_intr()
729 	i = bp->rx_empty;  in bmac_rxdma_intr()
732 		cp = &bp->rx_cmds[i];  in bmac_rxdma_intr()
740 			bp->stats.rx_length_errors++;  in bmac_rxdma_intr()
741 			bp->stats.rx_errors++;  in bmac_rxdma_intr()
743 			skb = bp->rx_bufs[i];  in bmac_rxdma_intr()
744 			bp->rx_bufs[i] = NULL;  in bmac_rxdma_intr()
753 			++bp->stats.rx_packets;  in bmac_rxdma_intr()
754 			bp->stats.rx_bytes += nb;  in bmac_rxdma_intr()
756 			++bp->stats.rx_dropped;  in bmac_rxdma_intr()
759 		if ((skb = bp->rx_bufs[i]) == NULL) {  in bmac_rxdma_intr()
760 			bp->rx_bufs[i] = skb = dev_alloc_skb(RX_BUFLEN+2);  in bmac_rxdma_intr()
762 				skb_reserve(bp->rx_bufs[i], 2);  in bmac_rxdma_intr()
764 		bmac_construct_rxbuff(skb, &bp->rx_cmds[i]);  in bmac_rxdma_intr()
772 		bp->rx_fill = last;  in bmac_rxdma_intr()
773 		bp->rx_empty = i;  in bmac_rxdma_intr()
790 	struct bmac_data *bp = (struct bmac_data *) dev->priv;  in bmac_txdma_intr()  local
805 		cp = &bp->tx_cmds[bp->tx_empty];  in bmac_txdma_intr()
814 			if (cp == bus_to_virt(in_le32(&bp->tx_dma->cmdptr)))  in bmac_txdma_intr()
818 		if (bp->tx_bufs[bp->tx_empty]) {  in bmac_txdma_intr()
819 			++bp->stats.tx_packets;  in bmac_txdma_intr()
820 			dev_kfree_skb_irq(bp->tx_bufs[bp->tx_empty]);  in bmac_txdma_intr()
822 		bp->tx_bufs[bp->tx_empty] = NULL;  in bmac_txdma_intr()
823 		bp->tx_fullup = 0;  in bmac_txdma_intr()
825 		if (++bp->tx_empty >= N_TX_RING)  in bmac_txdma_intr()
826 			bp->tx_empty = 0;  in bmac_txdma_intr()
827 		if (bp->tx_empty == bp->tx_fill)  in bmac_txdma_intr()
907 bmac_addhash(struct bmac_data *bp, unsigned char *addr)  in bmac_addhash()  argument
915 	if (bp->hash_use_count[crc]++) return; /* This bit is already set */  in bmac_addhash()
918 	bp->hash_use_count[crc/16] |= mask;  in bmac_addhash()
922 bmac_removehash(struct bmac_data *bp, unsigned char *addr)  in bmac_removehash()  argument
930 	if (bp->hash_use_count[crc] == 0) return; /* That bit wasn't in use! */  in bmac_removehash()
931 	if (--bp->hash_use_count[crc]) return; /* That bit is still in use */  in bmac_removehash()
934 	bp->hash_table_mask[crc/16] &= mask;  in bmac_removehash()
974 bmac_update_hash_table_mask(struct net_device *dev, struct bmac_data *bp)  in bmac_update_hash_table_mask()  argument
976 	bmwrite(dev, BHASH3, bp->hash_table_mask[0]); /* bits 15 - 0 */  in bmac_update_hash_table_mask()
977 	bmwrite(dev, BHASH2, bp->hash_table_mask[1]); /* bits 31 - 16 */  in bmac_update_hash_table_mask()
978 	bmwrite(dev, BHASH1, bp->hash_table_mask[2]); /* bits 47 - 32 */  in bmac_update_hash_table_mask()
979 	bmwrite(dev, BHASH0, bp->hash_table_mask[3]); /* bits 63 - 48 */  in bmac_update_hash_table_mask()
985 	       struct bmac_data *bp, unsigned char *addr)
988 	bmac_addhash(bp, addr);
990 	bmac_update_hash_table_mask(dev, bp);
997 		  struct bmac_data *bp, unsigned char *addr)
999 	bmac_removehash(bp, addr);
1001 	bmac_update_hash_table_mask(dev, bp);
1015 	struct bmac_data *bp = (struct bmac_data *) dev->priv;  in bmac_set_multicast()  local
1020 	if (bp->sleeping)  in bmac_set_multicast()
1026 		for (i=0; i<4; i++) bp->hash_table_mask[i] = 0xffff;  in bmac_set_multicast()
1027 		bmac_update_hash_table_mask(dev, bp);  in bmac_set_multicast()
1037 		for (i=0; i<4; i++) bp->hash_table_mask[i] = 0;  in bmac_set_multicast()
1038 		for (i=0; i<64; i++) bp->hash_use_count[i] = 0;  in bmac_set_multicast()
1044 				bmac_addhash(bp, dmi->dmi_addr);  in bmac_set_multicast()
1045 			bmac_update_hash_table_mask(dev, bp);  in bmac_set_multicast()
1106 	struct bmac_data *bp = (struct bmac_data *)dev->priv;  in bmac_misc_intr()  local
1114 	if (status & RxErrorMask) bp->stats.rx_errors++;  in bmac_misc_intr()
1115 	if (status & RxCRCCntExp) bp->stats.rx_crc_errors++;  in bmac_misc_intr()
1116 	if (status & RxLenCntExp) bp->stats.rx_length_errors++;  in bmac_misc_intr()
1117 	if (status & RxOverFlow) bp->stats.rx_over_errors++;  in bmac_misc_intr()
1118 	if (status & RxAlignCntExp) bp->stats.rx_frame_errors++;  in bmac_misc_intr()
1121 	if (status & TxErrorMask) bp->stats.tx_errors++;  in bmac_misc_intr()
1122 	if (status & TxUnderrun) bp->stats.tx_fifo_errors++;  in bmac_misc_intr()
1123 	if (status & TxNormalCollExp) bp->stats.collisions++;  in bmac_misc_intr()
1251 	struct bmac_data *bp = dev->priv;  in bmac_reset_and_enable()  local
1258 	bmac_init_tx_ring(bp);  in bmac_reset_and_enable()
1259 	bmac_init_rx_ring(bp);  in bmac_reset_and_enable()
1263 	bp->sleeping = 0;  in bmac_reset_and_enable()
1307 	struct bmac_data *bp;  in bmac_probe1()  local
1341 	bp = (struct bmac_data *) dev->priv;  in bmac_probe1()
1343 	bp->node = bmac;  in bmac_probe1()
1366 		bp->device_id = *deviceid;  in bmac_probe1()
1396 	bp->is_bmac_plus = is_bmac_plus;  in bmac_probe1()
1397 	bp->tx_dma = (volatile struct dbdma_regs *)  in bmac_probe1()
1399 	if (!bp->tx_dma)  in bmac_probe1()
1401 	bp->tx_dma_intr = bmac->intrs[1].line;  in bmac_probe1()
1402 	bp->rx_dma = (volatile struct dbdma_regs *)  in bmac_probe1()
1404 	if (!bp->rx_dma)  in bmac_probe1()
1406 	bp->rx_dma_intr = bmac->intrs[2].line;  in bmac_probe1()
1408 	bp->tx_cmds = (volatile struct dbdma_cmd *) DBDMA_ALIGN(bp + 1);  in bmac_probe1()
1409 	bp->rx_cmds = bp->tx_cmds + N_TX_RING + 1;  in bmac_probe1()
1411 	bp->queue = (struct sk_buff_head *)(bp->rx_cmds + N_RX_RING + 1);  in bmac_probe1()
1412 	skb_queue_head_init(bp->queue);  in bmac_probe1()
1414 	init_timer(&bp->tx_timeout);  in bmac_probe1()
1437 	pmac_call_feature(PMAC_FTR_BMAC_ENABLE, bp->node, 0, 0);  in bmac_probe1()
1439 	bp->next_bmac = bmac_devs;  in bmac_probe1()
1448 	iounmap((void *)bp->rx_dma);  in bmac_probe1()
1450 	iounmap((void *)bp->tx_dma);  in bmac_probe1()
1454 	if (bp->node) {  in bmac_probe1()
1455 		release_OF_resource(bp->node, 0);  in bmac_probe1()
1456 		release_OF_resource(bp->node, 1);  in bmac_probe1()
1457 		release_OF_resource(bp->node, 2);  in bmac_probe1()
1458 		pmac_call_feature(PMAC_FTR_BMAC_ENABLE, bp->node, 0, 0);  in bmac_probe1()
1466 	struct bmac_data *bp = (struct bmac_data *) dev->priv;  in bmac_ethtool_ioctl()  local
1477 		snprintf(info.fw_version, 31, "chip id %x", bp->device_id);  in bmac_ethtool_ioctl()
1516 	struct bmac_data *bp = (struct bmac_data *) dev->priv;  in bmac_open()  local
1519 	bp->opened = 1;  in bmac_open()
1528 	struct bmac_data *bp = (struct bmac_data *) dev->priv;  in bmac_close()  local
1529 	volatile struct dbdma_regs *rd = bp->rx_dma;  in bmac_close()
1530 	volatile struct dbdma_regs *td = bp->tx_dma;  in bmac_close()
1534 	bp->sleeping = 1;  in bmac_close()
1553 		if (bp->rx_bufs[i] != NULL) {  in bmac_close()
1554 			dev_kfree_skb(bp->rx_bufs[i]);  in bmac_close()
1555 			bp->rx_bufs[i] = NULL;  in bmac_close()
1560 		if (bp->tx_bufs[i] != NULL) {  in bmac_close()
1561 			dev_kfree_skb(bp->tx_bufs[i]);  in bmac_close()
1562 			bp->tx_bufs[i] = NULL;  in bmac_close()
1567 	bp->opened = 0;  in bmac_close()
1569 	pmac_call_feature(PMAC_FTR_BMAC_ENABLE, bp->node, 0, 0);  in bmac_close()
1577 	struct bmac_data *bp = dev->priv;  in bmac_start()  local
1582 	if (bp->sleeping)  in bmac_start()
1587 		i = bp->tx_fill + 1;  in bmac_start()
1590 		if (i == bp->tx_empty)  in bmac_start()
1592 		skb = skb_dequeue(bp->queue);  in bmac_start()
1603 	struct bmac_data *bp = dev->priv;  in bmac_output()  local
1604 	skb_queue_tail(bp->queue, skb);  in bmac_output()
1612 	struct bmac_data *bp = (struct bmac_data *) dev->priv;  in bmac_tx_timeout()  local
1613 	volatile struct dbdma_regs *td = bp->tx_dma;  in bmac_tx_timeout()
1614 	volatile struct dbdma_regs *rd = bp->rx_dma;  in bmac_tx_timeout()
1622 	bp->timeout_active = 0;  in bmac_tx_timeout()
1627 	cp = &bp->tx_cmds[bp->tx_empty];  in bmac_tx_timeout()
1650 		 bp->tx_empty, bp->tx_fill, bp->tx_fullup));  in bmac_tx_timeout()
1651 	i = bp->tx_empty;  in bmac_tx_timeout()
1652 	++bp->stats.tx_errors;  in bmac_tx_timeout()
1653 	if (i != bp->tx_fill) {  in bmac_tx_timeout()
1654 		dev_kfree_skb(bp->tx_bufs[i]);  in bmac_tx_timeout()
1655 		bp->tx_bufs[i] = NULL;  in bmac_tx_timeout()
1657 		bp->tx_empty = i;  in bmac_tx_timeout()
1659 	bp->tx_fullup = 0;  in bmac_tx_timeout()
1661 	if (i != bp->tx_fill) {  in bmac_tx_timeout()
1662 		cp = &bp->tx_cmds[i];  in bmac_tx_timeout()
1741 	struct bmac_data *bp;  in bmac_cleanup()  local
1758 		bp = (struct bmac_data *) dev->priv;  in bmac_cleanup()
1759 		bmac_devs = bp->next_bmac;  in bmac_cleanup()
1763 		release_OF_resource(bp->node, 0);  in bmac_cleanup()
1764 		release_OF_resource(bp->node, 1);  in bmac_cleanup()
1765 		release_OF_resource(bp->node, 2);  in bmac_cleanup()
1767 		free_irq(bp->tx_dma_intr, dev);  in bmac_cleanup()
1768 		free_irq(bp->rx_dma_intr, dev);  in bmac_cleanup()