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
186 	ATM_SKB(skb)->vcc = vcc;  in lec_send()
187 	atm_account_tx(vcc, skb);  in lec_send()
189 	if (vcc->send(vcc, skb) < 0) {  in lec_send()
211 	struct atm_vcc *vcc;  in lec_start_xmit()  local
280 	/* Send to right vcc */  in lec_start_xmit()
284 	vcc = lec_arp_resolve(priv, dst, is_rdesc, &entry);  in lec_start_xmit()
285 	pr_debug("%s:vcc:%p vcc_flags:%lx, entry:%p\n",  in lec_start_xmit()
286 		 dev->name, vcc, vcc ? vcc->flags : 0, entry);  in lec_start_xmit()
287 	if (!vcc || !test_bit(ATM_VF_READY, &vcc->flags)) {  in lec_start_xmit()
302 	       dev->name, vcc->vpi, vcc->vci);  in lec_start_xmit()
307 		lec_send(vcc, skb2);  in lec_start_xmit()
310 	lec_send(vcc, skb);  in lec_start_xmit()
312 	if (!atm_may_send(vcc, 0)) {  in lec_start_xmit()
313 		struct lec_vcc_priv *vpriv = LEC_VCC_PRIV(vcc);  in lec_start_xmit()
319 		 * vcc->pop() might have occurred in between, making  in lec_start_xmit()
320 		 * the vcc usuable again.  Since xmit is serialized,  in lec_start_xmit()
324 		if (atm_may_send(vcc, 0))  in lec_start_xmit()
342 static int lec_atm_send(struct atm_vcc *vcc, struct sk_buff *skb)  in lec_atm_send()  argument
346 	struct net_device *dev = (struct net_device *)vcc->proto_data;  in lec_atm_send()
352 	WARN_ON(refcount_sub_and_test(skb->truesize, &sk_atm(vcc)->sk_wmem_alloc));  in lec_atm_send()
468 static void lec_atm_close(struct atm_vcc *vcc)  in lec_atm_close()  argument
471 	struct net_device *dev = (struct net_device *)vcc->proto_data;  in lec_atm_close()
480 	if (skb_peek(&sk_atm(vcc)->sk_receive_queue))  in lec_atm_close()
482 	while ((skb = skb_dequeue(&sk_atm(vcc)->sk_receive_queue))) {  in lec_atm_close()
483 		atm_return(vcc, skb->truesize);  in lec_atm_close()
575 static int lec_is_data_direct(struct atm_vcc *vcc)  in lec_is_data_direct()  argument
577 	return ((vcc->sap.blli[0].l3.tr9577.snap[4] == LEC_DATA_DIRECT_8023) ||  in lec_is_data_direct()
578 		(vcc->sap.blli[0].l3.tr9577.snap[4] == LEC_DATA_DIRECT_8025));  in lec_is_data_direct()
581 static void lec_push(struct atm_vcc *vcc, struct sk_buff *skb)  in lec_push()  argument
584 	struct net_device *dev = (struct net_device *)vcc->proto_data;  in lec_push()
588 	printk(KERN_DEBUG "%s: vcc vpi:%d vci:%d\n",  in lec_push()
589 	       dev->name, vcc->vpi, vcc->vci);  in lec_push()
593 		lec_vcc_close(priv, vcc);  in lec_push()
609 		struct sock *sk = sk_atm(vcc);  in lec_push()
618 		atm_return(vcc, skb->truesize);  in lec_push()
632 		 * If this is a Data Direct VCC, and the VCC does not match  in lec_push()
636 		if (lec_is_data_direct(vcc)) {  in lec_push()
639 			if (entry && entry->vcc != vcc) {  in lec_push()
653 			lec_arp_check_empties(priv, vcc, skb);  in lec_push()
663 static void lec_pop(struct atm_vcc *vcc, struct sk_buff *skb)  in lec_pop()  argument
665 	struct lec_vcc_priv *vpriv = LEC_VCC_PRIV(vcc);  in lec_pop()
673 	vpriv->old_pop(vcc, skb);  in lec_pop()
675 	if (vpriv->xoff && atm_may_send(vcc, 0)) {  in lec_pop()
682 static int lec_vcc_attach(struct atm_vcc *vcc, void __user *arg)  in lec_vcc_attach()  argument
701 	vpriv->old_pop = vcc->pop;  in lec_vcc_attach()
702 	vcc->user_back = vpriv;  in lec_vcc_attach()
703 	vcc->pop = lec_pop;  in lec_vcc_attach()
705 		      &ioc_data, vcc, vcc->push);  in lec_vcc_attach()
706 	vcc->proto_data = dev_lec[ioc_data.dev_num];  in lec_vcc_attach()
707 	vcc->push = lec_push;  in lec_vcc_attach()
711 static int lec_mcast_attach(struct atm_vcc *vcc, int arg)  in lec_mcast_attach()  argument
718 	vcc->proto_data = dev_lec[arg];  in lec_mcast_attach()
719 	return lec_mcast_make(netdev_priv(dev_lec[arg]), vcc);  in lec_mcast_attach()
723 static int lecd_attach(struct atm_vcc *vcc, int arg)  in lecd_attach()  argument
756 	priv->lecd = vcc;  in lecd_attach()
757 	vcc->dev = &lecatm_dev;  in lecd_attach()
758 	vcc_insert_socket(sk_atm(vcc));  in lecd_attach()
760 	vcc->proto_data = dev_lec[i];  in lecd_attach()
761 	set_bit(ATM_VF_META, &vcc->flags);  in lecd_attach()
762 	set_bit(ATM_VF_READY, &vcc->flags);  in lecd_attach()
805 	if (entry->vcc)  in lec_info()
806 		seq_printf(seq, "%3d %3d ", entry->vcc->vpi, entry->vcc->vci);  in lec_info()
992 	struct atm_vcc *vcc = ATM_SD(sock);  in lane_ioctl()  local
1008 		err = lecd_attach(vcc, (int)arg);  in lane_ioctl()
1013 		err = lec_mcast_attach(vcc, (int)arg);  in lane_ioctl()
1016 		err = lec_vcc_attach(vcc, (void __user *)arg);  in lane_ioctl()
1250 	if (entry->vcc) {  in lec_arp_clear_vccs()
1251 		struct atm_vcc *vcc = entry->vcc;  in lec_arp_clear_vccs()  local
1252 		struct lec_vcc_priv *vpriv = LEC_VCC_PRIV(vcc);  in lec_arp_clear_vccs()
1253 		struct net_device *dev = (struct net_device *)vcc->proto_data;  in lec_arp_clear_vccs()
1255 		vcc->pop = vpriv->old_pop;  in lec_arp_clear_vccs()
1259 		vcc->user_back = NULL;  in lec_arp_clear_vccs()
1260 		vcc->push = entry->old_push;  in lec_arp_clear_vccs()
1261 		vcc_release_async(vcc, -EPIPE);  in lec_arp_clear_vccs()
1262 		entry->vcc = NULL;  in lec_arp_clear_vccs()
1265 		struct atm_vcc *vcc = entry->recv_vcc;  in lec_arp_clear_vccs()  local
1266 		struct lec_vcc_priv *vpriv = LEC_VCC_PRIV(vcc);  in lec_arp_clear_vccs()
1269 		vcc->user_back = NULL;  in lec_arp_clear_vccs()
1308 	 * If this is the only MAC connected to this VCC,  in lec_arp_remove()
1309 	 * also tear down the VCC  in lec_arp_remove()
1369 					  "Vcc vpi:%d vci:%d, Recv_vcc vpi:%d vci:%d Last_used:%lx, Timestamp:%lx, No_tries:%d ",  in dump_arp_table()
1370 					  rulla->vcc ? rulla->vcc->vpi : 0,  in dump_arp_table()
1371 					  rulla->vcc ? rulla->vcc->vci : 0,  in dump_arp_table()
1394 				  "Vcc vpi:%d vci:%d, Recv_vcc vpi:%d vci:%d Last_used:%lx, Timestamp:%lx, No_tries:%d ",  in dump_arp_table()
1395 				  rulla->vcc ? rulla->vcc->vpi : 0,  in dump_arp_table()
1396 				  rulla->vcc ? rulla->vcc->vci : 0,  in dump_arp_table()
1416 				  "Vcc vpi:%d vci:%d, Recv_vcc vpi:%d vci:%d Last_used:%lx, Timestamp:%lx, No_tries:%d ",  in dump_arp_table()
1417 				  rulla->vcc ? rulla->vcc->vpi : 0,  in dump_arp_table()
1418 				  rulla->vcc ? rulla->vcc->vci : 0,  in dump_arp_table()
1438 				  "Vcc vpi:%d vci:%d, Recv_vcc vpi:%d vci:%d Last_used:%lx, Timestamp:%lx, No_tries:%d ",  in dump_arp_table()
1439 				  rulla->vcc ? rulla->vcc->vpi : 0,  in dump_arp_table()
1440 				  rulla->vcc ? rulla->vcc->vci : 0,  in dump_arp_table()
1571 /* Unknown/unused vcc expire, remove associated entry */
1582 		 to_remove->vcc ? to_remove->recv_vcc->vpi : 0,  in lec_arp_expire_vcc()
1583 		 to_remove->vcc ? to_remove->recv_vcc->vci : 0);  in lec_arp_expire_vcc()
1672 				struct atm_vcc *vcc = entry->vcc;  in lec_arp_check_expire()  local
1677 					lec_send(vcc, skb);  in lec_arp_check_expire()
1692  * Try to find vcc where mac_address is attached.
1726 			found = entry->vcc;  in lec_arp_resolve()
1756 		pr_debug("entry->status %d entry->vcc %p\n", entry->status,  in lec_arp_resolve()
1757 			 entry->vcc);  in lec_arp_resolve()
1852 					tmp->vcc = entry->vcc;  in lec_arp_update()
1892 				/* Vcc to this host exists */  in lec_arp_update()
1898 					entry->vcc = tmp->vcc;  in lec_arp_update()
1921  * Notifies: Vcc setup ready
1925 	      struct atm_vcc *vcc,  in lec_vcc_added()  argument
1926 	      void (*old_push) (struct atm_vcc *vcc, struct sk_buff *skb))  in lec_vcc_added()
1933 	/* Vcc for Multicast Forward. No timer, LANEv2 7.1.20 and 2.3.5.3 */  in lec_vcc_added()
1943 		entry->recv_vcc = vcc;  in lec_vcc_added()
1951 		entry->recv_vcc = vcc;  in lec_vcc_added()
1957 		 * Vcc which we don't want to make default vcc,  in lec_vcc_added()
1967 		entry->recv_vcc = vcc;  in lec_vcc_added()
1986 				pr_debug("Currently -> Vcc: %d, Rvcc:%d\n",  in lec_vcc_added()
1987 					 entry->vcc ? entry->vcc->vci : 0,  in lec_vcc_added()
1992 				entry->vcc = vcc;  in lec_vcc_added()
2016 					 * we formed into default VCC (8.1.11).  in lec_vcc_added()
2028 		pr_debug("After vcc was added\n");  in lec_vcc_added()
2034 	 * from this vcc  in lec_vcc_added()
2039 	entry->vcc = vcc;  in lec_vcc_added()
2048 	pr_debug("After vcc was added\n");  in lec_vcc_added()
2069 				struct atm_vcc *vcc = entry->vcc;  in lec_flush_complete()  local
2075 					lec_send(vcc, skb);  in lec_flush_complete()
2109 static int lec_mcast_make(struct lec_priv *priv, struct atm_vcc *vcc)  in lec_mcast_make()  argument
2123 	vpriv->old_pop = vcc->pop;  in lec_mcast_make()
2124 	vcc->user_back = vpriv;  in lec_mcast_make()
2125 	vcc->pop = lec_pop;  in lec_mcast_make()
2129 		vcc->pop = vpriv->old_pop;  in lec_mcast_make()
2134 	memcpy(to_add->atm_addr, vcc->remote.sas_addr.prv, ATM_ESA_LEN);  in lec_mcast_make()
2137 	to_add->vcc = vcc;  in lec_mcast_make()
2138 	to_add->old_push = vcc->push;  in lec_mcast_make()
2139 	vcc->push = lec_push;  in lec_mcast_make()
2140 	priv->mcast_vcc = vcc;  in lec_mcast_make()
2147 static void lec_vcc_close(struct lec_priv *priv, struct atm_vcc *vcc)  in lec_vcc_close()  argument
2154 	pr_debug("LEC_ARP: lec_vcc_close vpi:%d vci:%d\n", vcc->vpi, vcc->vci);  in lec_vcc_close()
2162 			if (vcc == entry->vcc) {  in lec_vcc_close()
2165 				if (priv->mcast_vcc == vcc)  in lec_vcc_close()
2173 		if (entry->vcc == vcc) {  in lec_vcc_close()
2183 		if (entry->recv_vcc == vcc) {  in lec_vcc_close()
2192 		if (entry->recv_vcc == vcc) {  in lec_vcc_close()
2206 		      struct atm_vcc *vcc, struct sk_buff *skb)  in lec_arp_check_empties()  argument
2217 		if (vcc == entry->vcc) {  in lec_arp_check_empties()