166 	struct arcnet_local *lp = netdev_priv(dev);  in arcnet_dump_packet()  local
176 		spin_lock_irqsave(&lp->lock, flags);  in arcnet_dump_packet()
178 	lp->hw.copy_from_card(dev, bufnum, 0, buf, 512);  in arcnet_dump_packet()
180 		spin_unlock_irqrestore(&lp->lock, flags);  in arcnet_dump_packet()
200 	struct arcnet_local *lp = netdev_priv(dev);  in arcnet_led_event()  local
204 		led_trigger_blink_oneshot(lp->recon_led_trig, 350, 350, 0);  in arcnet_led_event()
207 		led_trigger_event(lp->tx_led_trig, LED_OFF);  in arcnet_led_event()
208 		led_trigger_event(lp->recon_led_trig, LED_OFF);  in arcnet_led_event()
211 		led_trigger_event(lp->tx_led_trig, LED_OFF);  in arcnet_led_event()
212 		led_trigger_event(lp->recon_led_trig, LED_OFF);  in arcnet_led_event()
215 		led_trigger_blink_oneshot(lp->tx_led_trig, 50, 50, 0);  in arcnet_led_event()
223 	struct arcnet_local *lp = netdev_priv(to_net_dev(gendev));  in arcnet_led_release()  local
225 	led_trigger_unregister_simple(lp->tx_led_trig);  in arcnet_led_release()
226 	led_trigger_unregister_simple(lp->recon_led_trig);  in arcnet_led_release()
235 	struct arcnet_local *lp = netdev_priv(netdev);  in devm_arcnet_led_init()  local
244 	snprintf(lp->tx_led_trig_name, sizeof(lp->tx_led_trig_name),  in devm_arcnet_led_init()
246 	snprintf(lp->recon_led_trig_name, sizeof(lp->recon_led_trig_name),  in devm_arcnet_led_init()
249 	led_trigger_register_simple(lp->tx_led_trig_name,  in devm_arcnet_led_init()
250 				    &lp->tx_led_trig);  in devm_arcnet_led_init()
251 	led_trigger_register_simple(lp->recon_led_trig_name,  in devm_arcnet_led_init()
252 				    &lp->recon_led_trig);  in devm_arcnet_led_init()
288 	struct arcnet_local *lp = netdev_priv(dev);  in release_arcbuf()  local
291 	lp->buf_queue[lp->first_free_buf++] = bufnum;  in release_arcbuf()
292 	lp->first_free_buf %= 5;  in release_arcbuf()
297 		for (i = lp->next_buf; i != lp->first_free_buf; i = (i + 1) % 5)  in release_arcbuf()
298 			arc_cont(D_DURING, "#%d ", lp->buf_queue[i]);  in release_arcbuf()
308 	struct arcnet_local *lp = netdev_priv(dev);  in get_arcbuf()  local
311 	if (!atomic_dec_and_test(&lp->buf_lock)) {  in get_arcbuf()
314 			   lp->buf_lock.counter);  in get_arcbuf()
316 		if (lp->next_buf >= 5)  in get_arcbuf()
317 			lp->next_buf -= 5;  in get_arcbuf()
319 		if (lp->next_buf == lp->first_free_buf) {  in get_arcbuf()
322 			buf = lp->buf_queue[lp->next_buf++];  in get_arcbuf()
323 			lp->next_buf %= 5;  in get_arcbuf()
330 		for (i = lp->next_buf; i != lp->first_free_buf; i = (i + 1) % 5)  in get_arcbuf()
331 			arc_cont(D_DURING, "#%d ", lp->buf_queue[i]);  in get_arcbuf()
335 	atomic_inc(&lp->buf_lock);  in get_arcbuf()
385 	struct arcnet_local *lp = from_timer(lp, t, timer);  in arcnet_timer()  local
386 	struct net_device *dev = lp->dev;  in arcnet_timer()
388 	spin_lock_irq(&lp->lock);  in arcnet_timer()
390 	if (!lp->reset_in_progress && !netif_carrier_ok(dev)) {  in arcnet_timer()
395 	spin_unlock_irq(&lp->lock);  in arcnet_timer()
400 	struct arcnet_local *lp;  in reset_device_work()  local
403 	lp = container_of(work, struct arcnet_local, reset_work);  in reset_device_work()
404 	dev = lp->dev;  in reset_device_work()
409 	if (!netif_running(dev) || !lp->reset_in_progress)  in reset_device_work()
418 	if (!netif_running(dev) || !lp->reset_in_progress)  in reset_device_work()
430 	struct arcnet_local *lp = from_work(lp, t, reply_work);  in arcnet_reply_work()  local
438 	skb = lp->outgoing.skb;  in arcnet_reply_work()
459 	serr->ee.ee_info = lp->reply_status;  in arcnet_reply_work()
462 	dev_kfree_skb(lp->outgoing.skb);  in arcnet_reply_work()
463 	lp->outgoing.skb = NULL;  in arcnet_reply_work()
465 	ackskb->dev = lp->dev;  in arcnet_reply_work()
482 		struct arcnet_local *lp = netdev_priv(dev);  in alloc_arcdev()  local
484 		lp->dev = dev;  in alloc_arcdev()
485 		spin_lock_init(&lp->lock);  in alloc_arcdev()
486 		timer_setup(&lp->timer, arcnet_timer, 0);  in alloc_arcdev()
487 		INIT_WORK(&lp->reset_work, reset_device_work);  in alloc_arcdev()
496 	struct arcnet_local *lp = netdev_priv(dev);  in free_arcdev()  local
501 	cancel_work_sync(&lp->reset_work);  in free_arcdev()
515 	struct arcnet_local *lp = netdev_priv(dev);  in arcnet_open()  local
520 	if (!try_module_get(lp->hw.owner))  in arcnet_open()
531 	INIT_WORK(&lp->reply_work, arcnet_reply_work);  in arcnet_open()
539 	if (lp->hw.reset(dev, 0) && lp->hw.reset(dev, 1))  in arcnet_open()
549 	memset(lp->default_proto, 0, sizeof(lp->default_proto));  in arcnet_open()
554 			lp->default_proto[0] = count;  in arcnet_open()
560 	atomic_set(&lp->buf_lock, 1);  in arcnet_open()
562 	lp->next_buf = lp->first_free_buf = 0;  in arcnet_open()
567 	lp->cur_tx = lp->next_tx = -1;  in arcnet_open()
568 	lp->cur_rx = -1;  in arcnet_open()
570 	lp->rfc1201.sequence = 1;  in arcnet_open()
573 	if (lp->hw.open)  in arcnet_open()
574 		lp->hw.open(dev);  in arcnet_open()
582 	if (lp->hw.status(dev) & RESETflag) {  in arcnet_open()
585 		lp->hw.command(dev, CFLAGScmd | RESETclear);  in arcnet_open()
590 	lp->hw.intmask(dev, 0);  in arcnet_open()
596 	lp->intmask = NORXflag | RECONflag;  in arcnet_open()
597 	lp->hw.intmask(dev, lp->intmask);  in arcnet_open()
602 	mod_timer(&lp->timer, jiffies + msecs_to_jiffies(1000));  in arcnet_open()
608 	module_put(lp->hw.owner);  in arcnet_open()
616 	struct arcnet_local *lp = netdev_priv(dev);  in arcnet_close()  local
619 	del_timer_sync(&lp->timer);  in arcnet_close()
624 	cancel_work_sync(&lp->reply_work);  in arcnet_close()
627 	lp->hw.intmask(dev, 0);  in arcnet_close()
628 	lp->hw.command(dev, NOTXcmd);	/* stop transmit */  in arcnet_close()
629 	lp->hw.command(dev, NORXcmd);	/* disable receive */  in arcnet_close()
633 	lp->hw.close(dev);  in arcnet_close()
636 	lp->reset_in_progress = 0;  in arcnet_close()
638 	module_put(lp->hw.owner);  in arcnet_close()
647 	const struct arcnet_local *lp = netdev_priv(dev);  in arcnet_header()  local
682 		proto_num = lp->default_proto[_daddr];  in arcnet_header()
699 	struct arcnet_local *lp = netdev_priv(dev);  in arcnet_send_packet()  local
709 		   lp->hw.status(dev), lp->cur_tx, lp->next_tx, skb->len, skb->protocol);  in arcnet_send_packet()
730 	spin_lock_irqsave(&lp->lock, flags);  in arcnet_send_packet()
731 	lp->hw.intmask(dev, 0);  in arcnet_send_packet()
732 	if (lp->next_tx == -1)  in arcnet_send_packet()
738 		lp->outgoing.skb = skb;  in arcnet_send_packet()
747 			lp->outgoing.proto = proto;  in arcnet_send_packet()
748 			lp->outgoing.skb = skb;  in arcnet_send_packet()
749 			lp->outgoing.pkt = pkt;  in arcnet_send_packet()
759 		lp->next_tx = txbuf;  in arcnet_send_packet()
765 		   __FILE__, __LINE__, __func__, lp->hw.status(dev));  in arcnet_send_packet()
767 	lp->hw.intmask(dev, 0);  in arcnet_send_packet()
770 	lp->intmask |= TXFREEflag | EXCNAKflag;  in arcnet_send_packet()
771 	lp->hw.intmask(dev, lp->intmask);  in arcnet_send_packet()
773 		   __FILE__, __LINE__, __func__, lp->hw.status(dev));  in arcnet_send_packet()
777 	spin_unlock_irqrestore(&lp->lock, flags);  in arcnet_send_packet()
787 	struct arcnet_local *lp = netdev_priv(dev);  in go_tx()  local
790 		   lp->hw.status(dev), lp->intmask, lp->next_tx, lp->cur_tx);  in go_tx()
792 	if (lp->cur_tx != -1 || lp->next_tx == -1)  in go_tx()
796 		arcnet_dump_packet(dev, lp->next_tx, "go_tx", 0);  in go_tx()
798 	lp->cur_tx = lp->next_tx;  in go_tx()
799 	lp->next_tx = -1;  in go_tx()
802 	lp->hw.command(dev, TXcmd | (lp->cur_tx << 3));  in go_tx()
805 	lp->lasttrans_dest = lp->lastload_dest;  in go_tx()
806 	lp->lastload_dest = 0;  in go_tx()
807 	lp->excnak_pending = 0;  in go_tx()
808 	lp->intmask |= TXFREEflag | EXCNAKflag;  in go_tx()
817 	struct arcnet_local *lp = netdev_priv(dev);  in arcnet_timeout()  local
818 	int status = lp->hw.status(dev);  in arcnet_timeout()
821 	spin_lock_irqsave(&lp->lock, flags);  in arcnet_timeout()
827 		lp->timed_out = 1;  in arcnet_timeout()
828 		lp->hw.command(dev, NOTXcmd | (lp->cur_tx << 3));  in arcnet_timeout()
833 	lp->hw.intmask(dev, 0);  in arcnet_timeout()
834 	lp->intmask |= TXFREEflag | EXCNAKflag;  in arcnet_timeout()
835 	lp->hw.intmask(dev, lp->intmask);  in arcnet_timeout()
837 	spin_unlock_irqrestore(&lp->lock, flags);  in arcnet_timeout()
839 	if (time_after(jiffies, lp->last_timeout + 10 * HZ)) {  in arcnet_timeout()
841 			   msg, status, lp->intmask, lp->lasttrans_dest);  in arcnet_timeout()
842 		lp->last_timeout = jiffies;  in arcnet_timeout()
845 	if (lp->cur_tx == -1)  in arcnet_timeout()
857 	struct arcnet_local *lp;  in arcnet_interrupt()  local
866 	lp = netdev_priv(dev);  in arcnet_interrupt()
867 	BUG_ON(!lp);  in arcnet_interrupt()
869 	spin_lock_irqsave(&lp->lock, flags);  in arcnet_interrupt()
871 	if (lp->reset_in_progress)  in arcnet_interrupt()
878 		if (lp->hw.status(dev) & RESETflag)  in arcnet_interrupt()
879 			lp->hw.command(dev, CFLAGScmd | RESETclear);  in arcnet_interrupt()
880 		lp->hw.intmask(dev, 0);  in arcnet_interrupt()
881 		spin_unlock_irqrestore(&lp->lock, flags);  in arcnet_interrupt()
886 		   lp->hw.status(dev), lp->intmask);  in arcnet_interrupt()
890 		status = lp->hw.status(dev);  in arcnet_interrupt()
907 			lp->reset_in_progress = 1;  in arcnet_interrupt()
910 			schedule_work(&lp->reset_work);  in arcnet_interrupt()
924 		if (status & lp->intmask & NORXflag) {  in arcnet_interrupt()
925 			recbuf = lp->cur_rx;  in arcnet_interrupt()
929 			lp->cur_rx = get_arcbuf(dev);  in arcnet_interrupt()
930 			if (lp->cur_rx != -1) {  in arcnet_interrupt()
932 					   lp->cur_rx);  in arcnet_interrupt()
933 				lp->hw.command(dev, RXcmd | (lp->cur_rx << 3) | RXbcasts);  in arcnet_interrupt()
942 			lp->hw.command(dev, NOTXcmd);      /* disable transmit */  in arcnet_interrupt()
943 			lp->excnak_pending = 1;  in arcnet_interrupt()
945 			lp->hw.command(dev, EXCNAKclear);  in arcnet_interrupt()
946 			lp->intmask &= ~(EXCNAKflag);  in arcnet_interrupt()
951 		if ((status & lp->intmask & TXFREEflag) || lp->timed_out) {  in arcnet_interrupt()
953 			lp->intmask &= ~(TXFREEflag | EXCNAKflag);  in arcnet_interrupt()
957 			else if (lp->excnak_pending)  in arcnet_interrupt()
965 			if (lp->cur_tx != -1 && !lp->timed_out) {  in arcnet_interrupt()
967 					if (lp->lasttrans_dest != 0) {  in arcnet_interrupt()
971 							   lp->lasttrans_dest);  in arcnet_interrupt()
978 							   lp->lasttrans_dest);  in arcnet_interrupt()
982 				if (lp->outgoing.proto &&  in arcnet_interrupt()
983 				    lp->outgoing.proto->ack_tx) {  in arcnet_interrupt()
984 					lp->outgoing.proto  in arcnet_interrupt()
987 				lp->reply_status = ackstatus;  in arcnet_interrupt()
988 				queue_work(system_bh_highpri_wq, &lp->reply_work);  in arcnet_interrupt()
990 			if (lp->cur_tx != -1)  in arcnet_interrupt()
991 				release_arcbuf(dev, lp->cur_tx);  in arcnet_interrupt()
993 			lp->cur_tx = -1;  in arcnet_interrupt()
994 			lp->timed_out = 0;  in arcnet_interrupt()
1001 			if (lp->outgoing.proto &&  in arcnet_interrupt()
1002 			    lp->outgoing.proto->continue_tx) {  in arcnet_interrupt()
1006 					if (lp->outgoing.proto->continue_tx(dev, txbuf)) {  in arcnet_interrupt()
1008 						dev->stats.tx_bytes += lp->outgoing.skb->len;  in arcnet_interrupt()
1009 						if (!lp->outgoing.proto->ack_tx) {  in arcnet_interrupt()
1010 							dev_kfree_skb_irq(lp->outgoing.skb);  in arcnet_interrupt()
1011 							lp->outgoing.proto = NULL;  in arcnet_interrupt()
1014 					lp->next_tx = txbuf;  in arcnet_interrupt()
1018 			if (lp->cur_tx == -1)  in arcnet_interrupt()
1031 		if (status & lp->intmask & RECONflag) {  in arcnet_interrupt()
1032 			lp->hw.command(dev, CFLAGScmd | CONFIGclear);  in arcnet_interrupt()
1041 			mod_timer(&lp->timer, jiffies + msecs_to_jiffies(1000));  in arcnet_interrupt()
1049 			if (!lp->first_recon || !lp->last_recon ||  in arcnet_interrupt()
1050 			    time_after(jiffies, lp->last_recon + HZ * 10)) {  in arcnet_interrupt()
1051 				if (lp->network_down)  in arcnet_interrupt()
1053 				lp->first_recon = lp->last_recon = jiffies;  in arcnet_interrupt()
1054 				lp->num_recons = lp->network_down = 0;  in arcnet_interrupt()
1058 				lp->last_recon = jiffies;  in arcnet_interrupt()
1059 				lp->num_recons++;  in arcnet_interrupt()
1062 					   lp->num_recons,  in arcnet_interrupt()
1063 					   (lp->last_recon - lp->first_recon) / HZ,  in arcnet_interrupt()
1064 					   lp->network_down);  in arcnet_interrupt()
1072 				if (!lp->network_down &&  in arcnet_interrupt()
1073 				    (lp->last_recon - lp->first_recon) <= HZ * 60 &&  in arcnet_interrupt()
1074 				    lp->num_recons >= RECON_THRESHOLD) {  in arcnet_interrupt()
1075 					lp->network_down = 1;  in arcnet_interrupt()
1077 				} else if (!lp->network_down &&  in arcnet_interrupt()
1078 					   lp->last_recon - lp->first_recon > HZ * 60) {  in arcnet_interrupt()
1082 					lp->first_recon = lp->last_recon;  in arcnet_interrupt()
1083 					lp->num_recons = 1;  in arcnet_interrupt()
1086 		} else if (lp->network_down &&  in arcnet_interrupt()
1087 			   time_after(jiffies, lp->last_recon + HZ * 10)) {  in arcnet_interrupt()
1088 			if (lp->network_down)  in arcnet_interrupt()
1090 			lp->first_recon = lp->last_recon = 0;  in arcnet_interrupt()
1091 			lp->num_recons = lp->network_down = 0;  in arcnet_interrupt()
1102 		   lp->hw.status(dev), boguscount);  in arcnet_interrupt()
1105 	lp->hw.intmask(dev, 0);  in arcnet_interrupt()
1107 	lp->hw.intmask(dev, lp->intmask);  in arcnet_interrupt()
1110 	spin_unlock_irqrestore(&lp->lock, flags);  in arcnet_interrupt()
1120 	struct arcnet_local *lp = netdev_priv(dev);  in arcnet_rx()  local
1130 	lp->hw.copy_from_card(dev, bufnum, 0, &rxdata.pkt, ARC_HDR_SIZE);  in arcnet_rx()
1141 		lp->hw.copy_from_card(dev, bufnum, ofs, soft, sizeof(rxdata.pkt.soft));  in arcnet_rx()
1144 		lp->hw.copy_from_card(dev, bufnum, ofs, soft, length);  in arcnet_rx()
1157 			*oldp = arc_proto_map[lp->default_proto[rxdata.pkt.hard.source]],  in arcnet_rx()
1169 		lp->default_proto[0] = soft->proto;  in arcnet_rx()
1172 		lp->default_proto[rxdata.pkt.hard.source] = soft->proto;  in arcnet_rx()
1189 	struct arcnet_local *lp = netdev_priv(dev);  in null_build_header()  local
1193 		   lp->default_proto[daddr]);  in null_build_header()
1203 	struct arcnet_local *lp = netdev_priv(dev);  in null_prepare_tx()  local
1214 	lp->hw.copy_to_card(dev, bufnum, 0, &newpkt, ARC_HDR_SIZE);  in null_prepare_tx()