82 				  struct atm_vcc *vcc, struct sk_buff *skb);
94 static int lec_mcast_make(struct lec_priv *priv, struct atm_vcc *vcc);
100 			  struct atm_vcc *vcc,
101 			  void (*old_push)(struct atm_vcc *vcc,
103 static void lec_vcc_close(struct lec_priv *priv, struct atm_vcc *vcc);
181 lec_send(struct atm_vcc *vcc, struct sk_buff *skb)  in lec_send()  argument
185 	ATM_SKB(skb)->vcc = vcc;  in lec_send()
186 	atm_account_tx(vcc, skb);  in lec_send()
188 	if (vcc->send(vcc, skb) < 0) {  in lec_send()
210 	struct atm_vcc *vcc;  in lec_start_xmit()  local
279 	/* Send to right vcc */  in lec_start_xmit()
283 	vcc = lec_arp_resolve(priv, dst, is_rdesc, &entry);  in lec_start_xmit()
284 	pr_debug("%s:vcc:%p vcc_flags:%lx, entry:%p\n",  in lec_start_xmit()
285 		 dev->name, vcc, vcc ? vcc->flags : 0, entry);  in lec_start_xmit()
286 	if (!vcc || !test_bit(ATM_VF_READY, &vcc->flags)) {  in lec_start_xmit()
301 	       dev->name, vcc->vpi, vcc->vci);  in lec_start_xmit()
306 		lec_send(vcc, skb2);  in lec_start_xmit()
309 	lec_send(vcc, skb);  in lec_start_xmit()
311 	if (!atm_may_send(vcc, 0)) {  in lec_start_xmit()
312 		struct lec_vcc_priv *vpriv = LEC_VCC_PRIV(vcc);  in lec_start_xmit()
318 		 * vcc->pop() might have occurred in between, making  in lec_start_xmit()
319 		 * the vcc usuable again.  Since xmit is serialized,  in lec_start_xmit()
323 		if (atm_may_send(vcc, 0))  in lec_start_xmit()
341 static int lec_atm_send(struct atm_vcc *vcc, struct sk_buff *skb)  in lec_atm_send()  argument
344 	struct net_device *dev = (struct net_device *)vcc->proto_data;  in lec_atm_send()
351 	WARN_ON(refcount_sub_and_test(skb->truesize, &sk_atm(vcc)->sk_wmem_alloc));  in lec_atm_send()
469 static void lec_atm_close(struct atm_vcc *vcc)  in lec_atm_close()  argument
472 	struct net_device *dev = (struct net_device *)vcc->proto_data;  in lec_atm_close()
481 	if (skb_peek(&sk_atm(vcc)->sk_receive_queue))  in lec_atm_close()
483 	while ((skb = skb_dequeue(&sk_atm(vcc)->sk_receive_queue))) {  in lec_atm_close()
484 		atm_return(vcc, skb->truesize);  in lec_atm_close()
576 static int lec_is_data_direct(struct atm_vcc *vcc)  in lec_is_data_direct()  argument
578 	return ((vcc->sap.blli[0].l3.tr9577.snap[4] == LEC_DATA_DIRECT_8023) ||  in lec_is_data_direct()
579 		(vcc->sap.blli[0].l3.tr9577.snap[4] == LEC_DATA_DIRECT_8025));  in lec_is_data_direct()
582 static void lec_push(struct atm_vcc *vcc, struct sk_buff *skb)  in lec_push()  argument
585 	struct net_device *dev = (struct net_device *)vcc->proto_data;  in lec_push()
589 	printk(KERN_DEBUG "%s: vcc vpi:%d vci:%d\n",  in lec_push()
590 	       dev->name, vcc->vpi, vcc->vci);  in lec_push()
594 		lec_vcc_close(priv, vcc);  in lec_push()
610 		struct sock *sk = sk_atm(vcc);  in lec_push()
619 		atm_return(vcc, skb->truesize);  in lec_push()
633 		 * If this is a Data Direct VCC, and the VCC does not match  in lec_push()
637 		if (lec_is_data_direct(vcc)) {  in lec_push()
640 			if (entry && entry->vcc != vcc) {  in lec_push()
654 			lec_arp_check_empties(priv, vcc, skb);  in lec_push()
664 static void lec_pop(struct atm_vcc *vcc, struct sk_buff *skb)  in lec_pop()  argument
666 	struct lec_vcc_priv *vpriv = LEC_VCC_PRIV(vcc);  in lec_pop()
674 	vpriv->old_pop(vcc, skb);  in lec_pop()
676 	if (vpriv->xoff && atm_may_send(vcc, 0)) {  in lec_pop()
683 static int lec_vcc_attach(struct atm_vcc *vcc, void __user *arg)  in lec_vcc_attach()  argument
702 	vpriv->old_pop = vcc->pop;  in lec_vcc_attach()
703 	vcc->user_back = vpriv;  in lec_vcc_attach()
704 	vcc->pop = lec_pop;  in lec_vcc_attach()
706 		      &ioc_data, vcc, vcc->push);  in lec_vcc_attach()
707 	vcc->proto_data = dev_lec[ioc_data.dev_num];  in lec_vcc_attach()
708 	vcc->push = lec_push;  in lec_vcc_attach()
712 static int lec_mcast_attach(struct atm_vcc *vcc, int arg)  in lec_mcast_attach()  argument
719 	vcc->proto_data = dev_lec[arg];  in lec_mcast_attach()
720 	return lec_mcast_make(netdev_priv(dev_lec[arg]), vcc);  in lec_mcast_attach()
724 static int lecd_attach(struct atm_vcc *vcc, int arg)  in lecd_attach()  argument
757 	priv->lecd = vcc;  in lecd_attach()
758 	vcc->dev = &lecatm_dev;  in lecd_attach()
759 	vcc_insert_socket(sk_atm(vcc));  in lecd_attach()
761 	vcc->proto_data = dev_lec[i];  in lecd_attach()
762 	set_bit(ATM_VF_META, &vcc->flags);  in lecd_attach()
763 	set_bit(ATM_VF_READY, &vcc->flags);  in lecd_attach()
806 	if (entry->vcc)  in lec_info()
807 		seq_printf(seq, "%3d %3d ", entry->vcc->vpi, entry->vcc->vci);  in lec_info()
993 	struct atm_vcc *vcc = ATM_SD(sock);  in lane_ioctl()  local
1009 		err = lecd_attach(vcc, (int)arg);  in lane_ioctl()
1014 		err = lec_mcast_attach(vcc, (int)arg);  in lane_ioctl()
1017 		err = lec_vcc_attach(vcc, (void __user *)arg);  in lane_ioctl()
1251 	if (entry->vcc) {  in lec_arp_clear_vccs()
1252 		struct atm_vcc *vcc = entry->vcc;  in lec_arp_clear_vccs()  local
1253 		struct lec_vcc_priv *vpriv = LEC_VCC_PRIV(vcc);  in lec_arp_clear_vccs()
1254 		struct net_device *dev = (struct net_device *)vcc->proto_data;  in lec_arp_clear_vccs()
1256 		vcc->pop = vpriv->old_pop;  in lec_arp_clear_vccs()
1260 		vcc->user_back = NULL;  in lec_arp_clear_vccs()
1261 		vcc->push = entry->old_push;  in lec_arp_clear_vccs()
1262 		vcc_release_async(vcc, -EPIPE);  in lec_arp_clear_vccs()
1263 		entry->vcc = NULL;  in lec_arp_clear_vccs()
1266 		struct atm_vcc *vcc = entry->recv_vcc;  in lec_arp_clear_vccs()  local
1267 		struct lec_vcc_priv *vpriv = LEC_VCC_PRIV(vcc);  in lec_arp_clear_vccs()
1270 		vcc->user_back = NULL;  in lec_arp_clear_vccs()
1309 	 * If this is the only MAC connected to this VCC,  in lec_arp_remove()
1310 	 * also tear down the VCC  in lec_arp_remove()
1370 					  "Vcc vpi:%d vci:%d, Recv_vcc vpi:%d vci:%d Last_used:%lx, Timestamp:%lx, No_tries:%d ",  in dump_arp_table()
1371 					  rulla->vcc ? rulla->vcc->vpi : 0,  in dump_arp_table()
1372 					  rulla->vcc ? rulla->vcc->vci : 0,  in dump_arp_table()
1395 				  "Vcc vpi:%d vci:%d, Recv_vcc vpi:%d vci:%d Last_used:%lx, Timestamp:%lx, No_tries:%d ",  in dump_arp_table()
1396 				  rulla->vcc ? rulla->vcc->vpi : 0,  in dump_arp_table()
1397 				  rulla->vcc ? rulla->vcc->vci : 0,  in dump_arp_table()
1417 				  "Vcc vpi:%d vci:%d, Recv_vcc vpi:%d vci:%d Last_used:%lx, Timestamp:%lx, No_tries:%d ",  in dump_arp_table()
1418 				  rulla->vcc ? rulla->vcc->vpi : 0,  in dump_arp_table()
1419 				  rulla->vcc ? rulla->vcc->vci : 0,  in dump_arp_table()
1439 				  "Vcc vpi:%d vci:%d, Recv_vcc vpi:%d vci:%d Last_used:%lx, Timestamp:%lx, No_tries:%d ",  in dump_arp_table()
1440 				  rulla->vcc ? rulla->vcc->vpi : 0,  in dump_arp_table()
1441 				  rulla->vcc ? rulla->vcc->vci : 0,  in dump_arp_table()
1572 /* Unknown/unused vcc expire, remove associated entry */
1583 		 to_remove->vcc ? to_remove->recv_vcc->vpi : 0,  in lec_arp_expire_vcc()
1584 		 to_remove->vcc ? to_remove->recv_vcc->vci : 0);  in lec_arp_expire_vcc()
1673 				struct atm_vcc *vcc = entry->vcc;  in lec_arp_check_expire()  local
1678 					lec_send(vcc, skb);  in lec_arp_check_expire()
1693  * Try to find vcc where mac_address is attached.
1727 			found = entry->vcc;  in lec_arp_resolve()
1757 		pr_debug("entry->status %d entry->vcc %p\n", entry->status,  in lec_arp_resolve()
1758 			 entry->vcc);  in lec_arp_resolve()
1853 					tmp->vcc = entry->vcc;  in lec_arp_update()
1893 				/* Vcc to this host exists */  in lec_arp_update()
1899 					entry->vcc = tmp->vcc;  in lec_arp_update()
1922  * Notifies: Vcc setup ready
1926 	      struct atm_vcc *vcc,  in lec_vcc_added()  argument
1927 	      void (*old_push) (struct atm_vcc *vcc, struct sk_buff *skb))  in lec_vcc_added()
1934 	/* Vcc for Multicast Forward. No timer, LANEv2 7.1.20 and 2.3.5.3 */  in lec_vcc_added()
1944 		entry->recv_vcc = vcc;  in lec_vcc_added()
1952 		entry->recv_vcc = vcc;  in lec_vcc_added()
1958 		 * Vcc which we don't want to make default vcc,  in lec_vcc_added()
1968 		entry->recv_vcc = vcc;  in lec_vcc_added()
1987 				pr_debug("Currently -> Vcc: %d, Rvcc:%d\n",  in lec_vcc_added()
1988 					 entry->vcc ? entry->vcc->vci : 0,  in lec_vcc_added()
1993 				entry->vcc = vcc;  in lec_vcc_added()
2017 					 * we formed into default VCC (8.1.11).  in lec_vcc_added()
2029 		pr_debug("After vcc was added\n");  in lec_vcc_added()
2035 	 * from this vcc  in lec_vcc_added()
2040 	entry->vcc = vcc;  in lec_vcc_added()
2049 	pr_debug("After vcc was added\n");  in lec_vcc_added()
2070 				struct atm_vcc *vcc = entry->vcc;  in lec_flush_complete()  local
2076 					lec_send(vcc, skb);  in lec_flush_complete()
2110 static int lec_mcast_make(struct lec_priv *priv, struct atm_vcc *vcc)  in lec_mcast_make()  argument
2124 	vpriv->old_pop = vcc->pop;  in lec_mcast_make()
2125 	vcc->user_back = vpriv;  in lec_mcast_make()
2126 	vcc->pop = lec_pop;  in lec_mcast_make()
2130 		vcc->pop = vpriv->old_pop;  in lec_mcast_make()
2135 	memcpy(to_add->atm_addr, vcc->remote.sas_addr.prv, ATM_ESA_LEN);  in lec_mcast_make()
2138 	to_add->vcc = vcc;  in lec_mcast_make()
2139 	to_add->old_push = vcc->push;  in lec_mcast_make()
2140 	vcc->push = lec_push;  in lec_mcast_make()
2141 	priv->mcast_vcc = vcc;  in lec_mcast_make()
2148 static void lec_vcc_close(struct lec_priv *priv, struct atm_vcc *vcc)  in lec_vcc_close()  argument
2155 	pr_debug("LEC_ARP: lec_vcc_close vpi:%d vci:%d\n", vcc->vpi, vcc->vci);  in lec_vcc_close()
2163 			if (vcc == entry->vcc) {  in lec_vcc_close()
2166 				if (priv->mcast_vcc == vcc)  in lec_vcc_close()
2174 		if (entry->vcc == vcc) {  in lec_vcc_close()
2184 		if (entry->recv_vcc == vcc) {  in lec_vcc_close()
2193 		if (entry->recv_vcc == vcc) {  in lec_vcc_close()
2207 		      struct atm_vcc *vcc, struct sk_buff *skb)  in lec_arp_check_empties()  argument
2218 		if (vcc == entry->vcc) {  in lec_arp_check_empties()