Lines Matching +full:vcc +full:- +full:p
1 // SPDX-License-Identifier: GPL-2.0-only
45 /* Hardening for Spectre-v1 */
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);
108 refcount_inc(&entry->usage); in lec_arp_hold()
113 if (refcount_dec_and_test(&entry->usage)) in lec_arp_put()
139 buff = skb->data + skb->dev->hard_header_len; in lec_handle_bridge()
148 skb2->len = sizeof(struct atmlec_msg); in lec_handle_bridge()
149 mesg = (struct atmlec_msg *)skb2->data; in lec_handle_bridge()
150 mesg->type = l_topology_change; in lec_handle_bridge()
152 mesg->content.normal.flag = *buff & 0x01; in lec_handle_bridge()
156 atm_force_charge(priv->lecd, skb2->truesize); in lec_handle_bridge()
157 sk = sk_atm(priv->lecd); in lec_handle_bridge()
158 skb_queue_tail(&sk->sk_receive_queue, skb2); in lec_handle_bridge()
159 sk->sk_data_ready(sk); in lec_handle_bridge()
170 * there is non-reboot way to recover if something goes wrong.
181 lec_send(struct atm_vcc *vcc, struct sk_buff *skb) in lec_send() argument
183 struct net_device *dev = skb->dev; in lec_send()
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()
189 dev->stats.tx_dropped++; in lec_send()
193 dev->stats.tx_packets++; in lec_send()
194 dev->stats.tx_bytes += skb->len; in lec_send()
199 pr_info("%s\n", dev->name); in lec_tx_timeout()
210 struct atm_vcc *vcc; in lec_start_xmit() local
217 if (!priv->lecd) { in lec_start_xmit()
218 pr_info("%s:No lecd attached\n", dev->name); in lec_start_xmit()
219 dev->stats.tx_errors++; in lec_start_xmit()
226 (long)skb->head, (long)skb->data, (long)skb_tail_pointer(skb), in lec_start_xmit()
229 if (memcmp(skb->data, bridge_ula_lec, sizeof(bridge_ula_lec)) == 0) in lec_start_xmit()
247 lec_h = (struct lecdatahdr_8023 *)skb->data; in lec_start_xmit()
248 lec_h->le_header = htons(priv->lecid); in lec_start_xmit()
257 dev->name, skb->len, priv->lecid); in lec_start_xmit()
259 skb->data, min(skb->len, MAX_DUMP_SKB), true); in lec_start_xmit()
262 /* Minimum ethernet-frame size */ in lec_start_xmit()
264 if (skb->len < min_frame_size) { in lec_start_xmit()
265 if ((skb->len + skb_tailroom(skb)) < min_frame_size) { in lec_start_xmit()
267 min_frame_size - skb->truesize, in lec_start_xmit()
271 dev->stats.tx_dropped++; in lec_start_xmit()
276 skb_put(skb, min_frame_size - skb->len); in lec_start_xmit()
279 /* Send to right vcc */ in lec_start_xmit()
281 dst = lec_h->h_dest; 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()
287 if (entry && (entry->tx_wait.qlen < LEC_UNRES_QUE_LEN)) { in lec_start_xmit()
289 dev->name, lec_h->h_dest); in lec_start_xmit()
290 skb_queue_tail(&entry->tx_wait, skb); in lec_start_xmit()
293 dev->name, lec_h->h_dest); in lec_start_xmit()
294 dev->stats.tx_dropped++; in lec_start_xmit()
301 dev->name, vcc->vpi, vcc->vci); in lec_start_xmit()
304 while (entry && (skb2 = skb_dequeue(&entry->tx_wait))) { in lec_start_xmit()
305 pr_debug("emptying tx queue, MAC address %pM\n", lec_h->h_dest); 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()
314 vpriv->xoff = 1; 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()
320 * this is the only situation we have to re-test. 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()
352 mesg = (struct atmlec_msg *)skb->data; in lec_atm_send()
353 tmp = skb->data; in lec_atm_send()
355 pr_debug("%s: msg from zeppelin:%d\n", dev->name, mesg->type); in lec_atm_send()
356 switch (mesg->type) { in lec_atm_send()
359 dev->dev_addr[i] = mesg->content.normal.mac_addr[i]; in lec_atm_send()
363 dev->dev_addr[i] = 0; in lec_atm_send()
366 lec_addr_delete(priv, mesg->content.normal.atm_addr, in lec_atm_send()
367 mesg->content.normal.flag); in lec_atm_send()
370 priv->topology_change = mesg->content.normal.flag; in lec_atm_send()
373 lec_flush_complete(priv, mesg->content.normal.flag); in lec_atm_send()
376 spin_lock_irqsave(&priv->lec_arp_lock, flags); in lec_atm_send()
377 entry = lec_arp_find(priv, mesg->content.normal.mac_addr); in lec_atm_send()
379 spin_unlock_irqrestore(&priv->lec_arp_lock, flags); in lec_atm_send()
381 if (mesg->content.normal.no_source_le_narp) in lec_atm_send()
385 lec_arp_update(priv, mesg->content.normal.mac_addr, in lec_atm_send()
386 mesg->content.normal.atm_addr, in lec_atm_send()
387 mesg->content.normal.flag, in lec_atm_send()
388 mesg->content.normal.targetless_le_arp); in lec_atm_send()
390 if (mesg->sizeoftlvs != 0) { /* LANE2 3.1.5 */ in lec_atm_send()
392 mesg->sizeoftlvs); in lec_atm_send()
393 lane2_associate_ind(dev, mesg->content.normal.mac_addr, in lec_atm_send()
394 tmp, mesg->sizeoftlvs); in lec_atm_send()
398 priv->maximum_unknown_frame_count = in lec_atm_send()
399 mesg->content.config.maximum_unknown_frame_count; in lec_atm_send()
400 priv->max_unknown_frame_time = in lec_atm_send()
401 (mesg->content.config.max_unknown_frame_time * HZ); in lec_atm_send()
402 priv->max_retry_count = mesg->content.config.max_retry_count; in lec_atm_send()
403 priv->aging_time = (mesg->content.config.aging_time * HZ); in lec_atm_send()
404 priv->forward_delay_time = in lec_atm_send()
405 (mesg->content.config.forward_delay_time * HZ); in lec_atm_send()
406 priv->arp_response_time = in lec_atm_send()
407 (mesg->content.config.arp_response_time * HZ); in lec_atm_send()
408 priv->flush_timeout = (mesg->content.config.flush_timeout * HZ); in lec_atm_send()
409 priv->path_switching_delay = in lec_atm_send()
410 (mesg->content.config.path_switching_delay * HZ); in lec_atm_send()
411 priv->lane_version = mesg->content.config.lane_version; in lec_atm_send()
413 priv->lane2_ops = NULL; in lec_atm_send()
414 if (priv->lane_version > 1) in lec_atm_send()
415 priv->lane2_ops = &lane2_ops; in lec_atm_send()
417 if (dev_set_mtu(dev, mesg->content.config.mtu)) in lec_atm_send()
419 dev->name, mesg->content.config.mtu); in lec_atm_send()
421 priv->is_proxy = mesg->content.config.is_proxy; in lec_atm_send()
424 lec_set_flush_tran_id(priv, mesg->content.normal.atm_addr, in lec_atm_send()
425 mesg->content.normal.flag); in lec_atm_send()
428 priv->lecid = in lec_atm_send()
429 (unsigned short)(0xffff & mesg->content.normal.flag); in lec_atm_send()
435 dev->name, mesg->content.proxy.mac_addr); in lec_atm_send()
440 if (br_fdb_test_addr_hook(dev, mesg->content.proxy.mac_addr)) { in lec_atm_send()
446 dev->name); in lec_atm_send()
450 skb2->len = sizeof(struct atmlec_msg); in lec_atm_send()
452 atm_force_charge(priv->lecd, skb2->truesize); in lec_atm_send()
453 sk = sk_atm(priv->lecd); in lec_atm_send()
454 skb_queue_tail(&sk->sk_receive_queue, skb2); in lec_atm_send()
455 sk->sk_data_ready(sk); in lec_atm_send()
461 pr_info("%s: Unknown message type %d\n", dev->name, mesg->type); in lec_atm_send()
463 return -EINVAL; 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()
475 priv->lecd = NULL; in lec_atm_close()
481 if (skb_peek(&sk_atm(vcc)->sk_receive_queue)) in lec_atm_close()
482 pr_info("%s closing with messages pending\n", dev->name); 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()
488 pr_info("%s: Shut down!\n", dev->name); in lec_atm_close()
517 if (!priv || !priv->lecd) in send_to_lecd()
518 return -1; in send_to_lecd()
521 return -1; in send_to_lecd()
522 skb->len = sizeof(struct atmlec_msg); in send_to_lecd()
523 mesg = (struct atmlec_msg *)skb->data; in send_to_lecd()
525 mesg->type = type; in send_to_lecd()
527 mesg->sizeoftlvs = data->len; in send_to_lecd()
529 ether_addr_copy(mesg->content.normal.mac_addr, mac_addr); in send_to_lecd()
531 mesg->content.normal.targetless_le_arp = 1; in send_to_lecd()
533 memcpy(&mesg->content.normal.atm_addr, atm_addr, ATM_ESA_LEN); in send_to_lecd()
535 atm_force_charge(priv->lecd, skb->truesize); in send_to_lecd()
536 sk = sk_atm(priv->lecd); in send_to_lecd()
537 skb_queue_tail(&sk->sk_receive_queue, skb); in send_to_lecd()
538 sk->sk_data_ready(sk); in send_to_lecd()
541 pr_debug("about to send %d bytes of data\n", data->len); in send_to_lecd()
542 atm_force_charge(priv->lecd, data->truesize); in send_to_lecd()
543 skb_queue_tail(&sk->sk_receive_queue, data); in send_to_lecd()
544 sk->sk_data_ready(sk); in send_to_lecd()
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()
593 pr_debug("%s: null skb\n", dev->name); in lec_push()
594 lec_vcc_close(priv, vcc); in lec_push()
604 dev->name, skb->len, priv->lecid); in lec_push()
606 skb->data, min(MAX_SKB_DUMP, skb->len), true); in lec_push()
608 if (memcmp(skb->data, lec_ctrl_magic, 4) == 0) { in lec_push()
610 struct sock *sk = sk_atm(vcc); in lec_push()
612 pr_debug("%s: To daemon\n", dev->name); in lec_push()
613 skb_queue_tail(&sk->sk_receive_queue, skb); in lec_push()
614 sk->sk_data_ready(sk); in lec_push()
619 atm_return(vcc, skb->truesize); in lec_push()
620 if (*(__be16 *) skb->data == htons(priv->lecid) || in lec_push()
621 !priv->lecd || !(dev->flags & IFF_UP)) { in lec_push()
630 dst = ((struct lecdatahdr_8023 *)skb->data)->h_dest; in lec_push()
633 * If this is a Data Direct VCC, and the VCC does not match in lec_push()
636 spin_lock_irqsave(&priv->lec_arp_lock, flags); in lec_push()
637 if (lec_is_data_direct(vcc)) { in lec_push()
638 src = ((struct lecdatahdr_8023 *)skb->data)->h_source; in lec_push()
640 if (entry && entry->vcc != vcc) { in lec_push()
645 spin_unlock_irqrestore(&priv->lec_arp_lock, flags); in lec_push()
648 !priv->is_proxy && /* Proxy wants all the packets */ in lec_push()
649 memcmp(dst, dev->dev_addr, dev->addr_len)) { in lec_push()
653 if (!hlist_empty(&priv->lec_arp_empty_ones)) in lec_push()
654 lec_arp_check_empties(priv, vcc, skb); in lec_push()
656 skb->protocol = eth_type_trans(skb, dev); in lec_push()
657 dev->stats.rx_packets++; in lec_push()
658 dev->stats.rx_bytes += skb->len; 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()
667 struct net_device *dev = skb->dev; in lec_pop()
674 vpriv->old_pop(vcc, skb); in lec_pop()
676 if (vpriv->xoff && atm_may_send(vcc, 0)) { in lec_pop()
677 vpriv->xoff = 0; in lec_pop()
683 static int lec_vcc_attach(struct atm_vcc *vcc, void __user *arg) in lec_vcc_attach() argument
694 return -EINVAL; in lec_vcc_attach()
697 return -EINVAL; in lec_vcc_attach()
700 return -ENOMEM; in lec_vcc_attach()
701 vpriv->xoff = 0; in lec_vcc_attach()
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
715 return -EINVAL; in lec_mcast_attach()
718 return -EINVAL; in lec_mcast_attach()
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
732 return -EINVAL; in lecd_attach()
740 return -ENOMEM; in lecd_attach()
741 dev_lec[i]->netdev_ops = &lec_netdev_ops; in lecd_attach()
742 dev_lec[i]->max_mtu = 18190; in lecd_attach()
743 snprintf(dev_lec[i]->name, IFNAMSIZ, "lec%d", i); in lecd_attach()
746 return -EINVAL; in lecd_attach()
752 if (priv->lecd) in lecd_attach()
753 return -EADDRINUSE; in lecd_attach()
756 priv->itfnum = i; /* LANE2 addition */ in lecd_attach()
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()
766 priv->maximum_unknown_frame_count = 1; in lecd_attach()
767 priv->max_unknown_frame_time = (1 * HZ); in lecd_attach()
768 priv->vcc_timeout_period = (1200 * HZ); in lecd_attach()
769 priv->max_retry_count = 1; in lecd_attach()
770 priv->aging_time = (300 * HZ); in lecd_attach()
771 priv->forward_delay_time = (15 * HZ); in lecd_attach()
772 priv->topology_change = 0; in lecd_attach()
773 priv->arp_response_time = (1 * HZ); in lecd_attach()
774 priv->flush_timeout = (4 * HZ); in lecd_attach()
775 priv->path_switching_delay = (6 * HZ); in lecd_attach()
777 if (dev_lec[i]->flags & IFF_UP) in lecd_attach()
802 seq_printf(seq, "%pM ", entry->mac_addr); in lec_info()
803 seq_printf(seq, "%*phN ", ATM_ESA_LEN, entry->atm_addr); in lec_info()
804 seq_printf(seq, "%s %4.4x", lec_arp_get_status_string(entry->status), in lec_info()
805 entry->flags & 0xffff); in lec_info()
806 if (entry->vcc) in lec_info()
807 seq_printf(seq, "%3d %3d ", entry->vcc->vpi, entry->vcc->vci); in lec_info()
810 if (entry->recv_vcc) { in lec_info()
811 seq_printf(seq, " %3d %3d", entry->recv_vcc->vpi, in lec_info()
812 entry->recv_vcc->vci); in lec_info()
830 struct hlist_node *e = state->node; in lec_tbl_walk()
833 e = tbl->first; in lec_tbl_walk()
835 e = tbl->first; in lec_tbl_walk()
836 --*l; in lec_tbl_walk()
839 for (; e; e = e->next) { in lec_tbl_walk()
840 if (--*l < 0) in lec_tbl_walk()
843 state->node = e; in lec_tbl_walk()
852 int p; in lec_arp_walk() local
854 for (p = state->arp_table; p < LEC_ARP_TABLE_SIZE; p++) { in lec_arp_walk()
855 v = lec_tbl_walk(state, &priv->lec_arp_tables[p], l); in lec_arp_walk()
859 state->arp_table = p; in lec_arp_walk()
867 &priv->lec_arp_empty_ones, in lec_misc_walk()
868 &priv->lec_no_forward, in lec_misc_walk()
869 &priv->mcast_fwds in lec_misc_walk()
874 for (q = state->misc_table; q < ARRAY_SIZE(lec_misc_tables); q++) { in lec_misc_walk()
879 state->misc_table = q; in lec_misc_walk()
886 if (!state->locked) { in lec_priv_walk()
887 state->locked = priv; in lec_priv_walk()
888 spin_lock_irqsave(&priv->lec_arp_lock, state->flags); in lec_priv_walk()
891 spin_unlock_irqrestore(&priv->lec_arp_lock, state->flags); in lec_priv_walk()
892 state->locked = NULL; in lec_priv_walk()
894 state->arp_table = state->misc_table = 0; in lec_priv_walk()
896 return state->locked; in lec_priv_walk()
904 dev = state->dev ? state->dev : dev_lec[state->itf]; in lec_itf_walk()
911 state->dev = dev; in lec_itf_walk()
919 for (; state->itf < MAX_LEC_ITF; state->itf++) { in lec_get_idx()
929 struct lec_state *state = seq->private; in lec_seq_start()
932 state->itf = 0; in lec_seq_start()
933 state->dev = NULL; in lec_seq_start()
934 state->locked = NULL; in lec_seq_start()
935 state->arp_table = 0; in lec_seq_start()
936 state->misc_table = 0; in lec_seq_start()
937 state->node = SEQ_START_TOKEN; in lec_seq_start()
944 struct lec_state *state = seq->private; in lec_seq_stop()
946 if (state->dev) { in lec_seq_stop()
947 spin_unlock_irqrestore(&state->locked->lec_arp_lock, in lec_seq_stop()
948 state->flags); in lec_seq_stop()
949 state->dev = NULL; in lec_seq_stop()
956 struct lec_state *state = seq->private; in lec_seq_next()
972 struct lec_state *state = seq->private; in lec_seq_show()
973 struct net_device *dev = state->dev; in lec_seq_show()
974 struct lec_arp_table *entry = hlist_entry(state->node, in lec_seq_show()
978 seq_printf(seq, "%s ", dev->name); in lec_seq_show()
994 struct atm_vcc *vcc = ATM_SD(sock); in lane_ioctl() local
1002 return -EPERM; in lane_ioctl()
1005 return -ENOIOCTLCMD; in lane_ioctl()
1010 err = lecd_attach(vcc, (int)arg); in lane_ioctl()
1012 sock->state = SS_CONNECTED; in lane_ioctl()
1015 err = lec_mcast_attach(vcc, (int)arg); in lane_ioctl()
1018 err = lec_vcc_attach(vcc, (void __user *)arg); in lane_ioctl()
1033 struct proc_dir_entry *p; in lane_module_init() local
1035 p = proc_create_seq_private("lec", 0444, atm_proc_root, &lec_seq_ops, in lane_module_init()
1037 if (!p) { in lane_module_init()
1039 return -ENOMEM; in lane_module_init()
1087 spin_lock_irqsave(&priv->lec_arp_lock, flags); in lane2_resolve()
1089 spin_unlock_irqrestore(&priv->lec_arp_lock, flags); in lane2_resolve()
1091 return -1; in lane2_resolve()
1093 *tlvs = kmemdup(table->tlvs, table->sizeoftlvs, GFP_ATOMIC); in lane2_resolve()
1095 return -1; in lane2_resolve()
1097 *sizeoftlvs = table->sizeoftlvs; in lane2_resolve()
1108 return -1; in lane2_resolve()
1109 skb->len = *sizeoftlvs; in lane2_resolve()
1130 if (!ether_addr_equal(lan_dst, dev->dev_addr)) in lane2_associate_req()
1133 kfree(priv->tlvs); /* NULL if there was no previous association */ in lane2_associate_req()
1135 priv->tlvs = kmemdup(tlvs, sizeoftlvs, GFP_KERNEL); in lane2_associate_req()
1136 if (priv->tlvs == NULL) in lane2_associate_req()
1138 priv->sizeoftlvs = sizeoftlvs; in lane2_associate_req()
1143 skb->len = sizeoftlvs; in lane2_associate_req()
1177 kfree(entry->tlvs); in lane2_associate_ind()
1179 entry->tlvs = kmemdup(tlvs, sizeoftlvs, GFP_KERNEL); in lane2_associate_ind()
1180 if (entry->tlvs == NULL) in lane2_associate_ind()
1182 entry->sizeoftlvs = sizeoftlvs; in lane2_associate_ind()
1194 if (priv->lane2_ops && priv->lane2_ops->associate_indicator) { in lane2_associate_ind()
1195 priv->lane2_ops->associate_indicator(dev, mac_addr, in lane2_associate_ind()
1231 #define HASH(ch) (ch & (LEC_ARP_TABLE_SIZE - 1))
1234 * Initialization of arp-cache
1241 INIT_HLIST_HEAD(&priv->lec_arp_tables[i]); in lec_arp_init()
1242 INIT_HLIST_HEAD(&priv->lec_arp_empty_ones); in lec_arp_init()
1243 INIT_HLIST_HEAD(&priv->lec_no_forward); in lec_arp_init()
1244 INIT_HLIST_HEAD(&priv->mcast_fwds); in lec_arp_init()
1245 spin_lock_init(&priv->lec_arp_lock); in lec_arp_init()
1246 INIT_DELAYED_WORK(&priv->lec_arp_work, lec_arp_check_expire); in lec_arp_init()
1247 schedule_delayed_work(&priv->lec_arp_work, LEC_ARP_REFRESH_INTERVAL); in lec_arp_init()
1252 if (entry->vcc) { in lec_arp_clear_vccs()
1253 struct atm_vcc *vcc = entry->vcc; in lec_arp_clear_vccs() local
1254 struct lec_vcc_priv *vpriv = LEC_VCC_PRIV(vcc); in lec_arp_clear_vccs()
1255 struct net_device *dev = (struct net_device *)vcc->proto_data; in lec_arp_clear_vccs()
1257 vcc->pop = vpriv->old_pop; in lec_arp_clear_vccs()
1258 if (vpriv->xoff) in lec_arp_clear_vccs()
1261 vcc->user_back = NULL; in lec_arp_clear_vccs()
1262 vcc->push = entry->old_push; in lec_arp_clear_vccs()
1263 vcc_release_async(vcc, -EPIPE); in lec_arp_clear_vccs()
1264 entry->vcc = NULL; in lec_arp_clear_vccs()
1266 if (entry->recv_vcc) { in lec_arp_clear_vccs()
1267 struct atm_vcc *vcc = entry->recv_vcc; in lec_arp_clear_vccs() local
1268 struct lec_vcc_priv *vpriv = LEC_VCC_PRIV(vcc); in lec_arp_clear_vccs()
1271 vcc->user_back = NULL; in lec_arp_clear_vccs()
1273 entry->recv_vcc->push = entry->old_recv_push; in lec_arp_clear_vccs()
1274 vcc_release_async(entry->recv_vcc, -EPIPE); in lec_arp_clear_vccs()
1275 entry->recv_vcc = NULL; in lec_arp_clear_vccs()
1288 tmp = &priv->lec_arp_tables[HASH(entry->mac_addr[ETH_ALEN - 1])]; in lec_arp_add()
1289 hlist_add_head(&entry->next, tmp); in lec_arp_add()
1291 pr_debug("Added entry:%pM\n", entry->mac_addr); in lec_arp_add()
1304 return -1; in lec_arp_remove()
1306 hlist_del(&to_remove->next); in lec_arp_remove()
1307 del_timer(&to_remove->timer); in lec_arp_remove()
1310 * If this is the only MAC connected to this VCC, in lec_arp_remove()
1311 * also tear down the VCC in lec_arp_remove()
1313 if (to_remove->status >= ESI_FLUSH_PENDING) { in lec_arp_remove()
1319 &priv->lec_arp_tables[i], next) { in lec_arp_remove()
1320 if (memcmp(to_remove->atm_addr, in lec_arp_remove()
1321 entry->atm_addr, ATM_ESA_LEN) == 0) { in lec_arp_remove()
1330 skb_queue_purge(&to_remove->tx_wait); /* FIXME: good place for this? */ in lec_arp_remove()
1332 pr_debug("Removed entry:%pM\n", to_remove->mac_addr); in lec_arp_remove()
1360 pr_info("Dump %p:\n", priv); in dump_arp_table()
1363 &priv->lec_arp_tables[i], next) { in dump_arp_table()
1365 offset += sprintf(buf, "%d: %p\n", i, rulla); in dump_arp_table()
1367 rulla->mac_addr); in dump_arp_table()
1369 rulla->atm_addr); in dump_arp_table()
1371 "Vcc vpi:%d vci:%d, Recv_vcc vpi:%d vci:%d Last_used:%lx, Timestamp:%lx, No_tries:%d ", in dump_arp_table()
1372 rulla->vcc ? rulla->vcc->vpi : 0, in dump_arp_table()
1373 rulla->vcc ? rulla->vcc->vci : 0, in dump_arp_table()
1374 rulla->recv_vcc ? rulla->recv_vcc-> in dump_arp_table()
1376 rulla->recv_vcc ? rulla->recv_vcc-> in dump_arp_table()
1377 vci : 0, rulla->last_used, in dump_arp_table()
1378 rulla->timestamp, rulla->no_tries); in dump_arp_table()
1382 rulla->flags, rulla->packets_flooded, in dump_arp_table()
1383 get_status_string(rulla->status)); in dump_arp_table()
1388 if (!hlist_empty(&priv->lec_no_forward)) in dump_arp_table()
1390 hlist_for_each_entry(rulla, &priv->lec_no_forward, next) { in dump_arp_table()
1392 offset += sprintf(buf + offset, "Mac: %pM ", rulla->mac_addr); in dump_arp_table()
1394 rulla->atm_addr); in dump_arp_table()
1396 "Vcc vpi:%d vci:%d, Recv_vcc vpi:%d vci:%d Last_used:%lx, Timestamp:%lx, No_tries:%d ", in dump_arp_table()
1397 rulla->vcc ? rulla->vcc->vpi : 0, in dump_arp_table()
1398 rulla->vcc ? rulla->vcc->vci : 0, in dump_arp_table()
1399 rulla->recv_vcc ? rulla->recv_vcc->vpi : 0, in dump_arp_table()
1400 rulla->recv_vcc ? rulla->recv_vcc->vci : 0, in dump_arp_table()
1401 rulla->last_used, in dump_arp_table()
1402 rulla->timestamp, rulla->no_tries); in dump_arp_table()
1405 rulla->flags, rulla->packets_flooded, in dump_arp_table()
1406 get_status_string(rulla->status)); in dump_arp_table()
1410 if (!hlist_empty(&priv->lec_arp_empty_ones)) in dump_arp_table()
1412 hlist_for_each_entry(rulla, &priv->lec_arp_empty_ones, next) { in dump_arp_table()
1414 offset += sprintf(buf + offset, "Mac: %pM ", rulla->mac_addr); in dump_arp_table()
1416 rulla->atm_addr); in dump_arp_table()
1418 "Vcc vpi:%d vci:%d, Recv_vcc vpi:%d vci:%d Last_used:%lx, Timestamp:%lx, No_tries:%d ", in dump_arp_table()
1419 rulla->vcc ? rulla->vcc->vpi : 0, in dump_arp_table()
1420 rulla->vcc ? rulla->vcc->vci : 0, in dump_arp_table()
1421 rulla->recv_vcc ? rulla->recv_vcc->vpi : 0, in dump_arp_table()
1422 rulla->recv_vcc ? rulla->recv_vcc->vci : 0, in dump_arp_table()
1423 rulla->last_used, in dump_arp_table()
1424 rulla->timestamp, rulla->no_tries); in dump_arp_table()
1427 rulla->flags, rulla->packets_flooded, in dump_arp_table()
1428 get_status_string(rulla->status)); in dump_arp_table()
1432 if (!hlist_empty(&priv->mcast_fwds)) in dump_arp_table()
1434 hlist_for_each_entry(rulla, &priv->mcast_fwds, next) { in dump_arp_table()
1436 offset += sprintf(buf + offset, "Mac: %pM ", rulla->mac_addr); in dump_arp_table()
1438 rulla->atm_addr); in dump_arp_table()
1440 "Vcc vpi:%d vci:%d, Recv_vcc vpi:%d vci:%d Last_used:%lx, Timestamp:%lx, No_tries:%d ", in dump_arp_table()
1441 rulla->vcc ? rulla->vcc->vpi : 0, in dump_arp_table()
1442 rulla->vcc ? rulla->vcc->vci : 0, in dump_arp_table()
1443 rulla->recv_vcc ? rulla->recv_vcc->vpi : 0, in dump_arp_table()
1444 rulla->recv_vcc ? rulla->recv_vcc->vci : 0, in dump_arp_table()
1445 rulla->last_used, in dump_arp_table()
1446 rulla->timestamp, rulla->no_tries); in dump_arp_table()
1449 rulla->flags, rulla->packets_flooded, in dump_arp_table()
1450 get_status_string(rulla->status)); in dump_arp_table()
1460 * Destruction of arp-cache
1469 cancel_delayed_work_sync(&priv->lec_arp_work); in lec_arp_destroy()
1475 spin_lock_irqsave(&priv->lec_arp_lock, flags); in lec_arp_destroy()
1478 &priv->lec_arp_tables[i], next) { in lec_arp_destroy()
1482 INIT_HLIST_HEAD(&priv->lec_arp_tables[i]); in lec_arp_destroy()
1486 &priv->lec_arp_empty_ones, next) { in lec_arp_destroy()
1487 del_timer_sync(&entry->timer); in lec_arp_destroy()
1489 hlist_del(&entry->next); in lec_arp_destroy()
1492 INIT_HLIST_HEAD(&priv->lec_arp_empty_ones); in lec_arp_destroy()
1495 &priv->lec_no_forward, next) { in lec_arp_destroy()
1496 del_timer_sync(&entry->timer); in lec_arp_destroy()
1498 hlist_del(&entry->next); in lec_arp_destroy()
1501 INIT_HLIST_HEAD(&priv->lec_no_forward); in lec_arp_destroy()
1503 hlist_for_each_entry_safe(entry, next, &priv->mcast_fwds, next) { in lec_arp_destroy()
1506 hlist_del(&entry->next); in lec_arp_destroy()
1509 INIT_HLIST_HEAD(&priv->mcast_fwds); in lec_arp_destroy()
1510 priv->mcast_vcc = NULL; in lec_arp_destroy()
1511 spin_unlock_irqrestore(&priv->lec_arp_lock, flags); in lec_arp_destroy()
1525 head = &priv->lec_arp_tables[HASH(mac_addr[ETH_ALEN - 1])]; in lec_arp_find()
1527 if (ether_addr_equal(mac_addr, entry->mac_addr)) in lec_arp_find()
1541 ether_addr_copy(to_return->mac_addr, mac_addr); in make_entry()
1542 INIT_HLIST_NODE(&to_return->next); in make_entry()
1543 timer_setup(&to_return->timer, lec_arp_expire_arp, 0); in make_entry()
1544 to_return->last_used = jiffies; in make_entry()
1545 to_return->priv = priv; in make_entry()
1546 skb_queue_head_init(&to_return->tx_wait); in make_entry()
1547 refcount_set(&to_return->usage, 1); in make_entry()
1559 if (entry->status == ESI_ARP_PENDING) { in lec_arp_expire_arp()
1560 if (entry->no_tries <= entry->priv->max_retry_count) { in lec_arp_expire_arp()
1561 if (entry->is_rdesc) in lec_arp_expire_arp()
1562 send_to_lecd(entry->priv, l_rdesc_arp_xmt, in lec_arp_expire_arp()
1563 entry->mac_addr, NULL, NULL); in lec_arp_expire_arp()
1565 send_to_lecd(entry->priv, l_arp_xmt, in lec_arp_expire_arp()
1566 entry->mac_addr, NULL, NULL); in lec_arp_expire_arp()
1567 entry->no_tries++; in lec_arp_expire_arp()
1569 mod_timer(&entry->timer, jiffies + (1 * HZ)); in lec_arp_expire_arp()
1573 /* Unknown/unused vcc expire, remove associated entry */
1578 struct lec_priv *priv = to_remove->priv; in lec_arp_expire_vcc()
1580 del_timer(&to_remove->timer); in lec_arp_expire_vcc()
1582 pr_debug("%p %p: vpi:%d vci:%d\n", in lec_arp_expire_vcc()
1584 to_remove->vcc ? to_remove->recv_vcc->vpi : 0, in lec_arp_expire_vcc()
1585 to_remove->vcc ? to_remove->recv_vcc->vci : 0); in lec_arp_expire_vcc()
1587 spin_lock_irqsave(&priv->lec_arp_lock, flags); in lec_arp_expire_vcc()
1588 hlist_del(&to_remove->next); in lec_arp_expire_vcc()
1589 spin_unlock_irqrestore(&priv->lec_arp_lock, flags); in lec_arp_expire_vcc()
1601 if ((entry->flags) & LEC_REMOTE_FLAG && priv->topology_change) in __lec_arp_check_expire()
1602 time_to_check = priv->forward_delay_time; in __lec_arp_check_expire()
1604 time_to_check = priv->aging_time; in __lec_arp_check_expire()
1606 pr_debug("About to expire: %lx - %lx > %lx\n", in __lec_arp_check_expire()
1607 now, entry->last_used, time_to_check); in __lec_arp_check_expire()
1608 if (time_after(now, entry->last_used + time_to_check) && in __lec_arp_check_expire()
1609 !(entry->flags & LEC_PERMANENT_FLAG) && in __lec_arp_check_expire()
1610 !(entry->mac_addr[0] & 0x01)) { /* LANE2: 7.1.20 */ in __lec_arp_check_expire()
1617 if ((entry->status == ESI_VC_PENDING || in __lec_arp_check_expire()
1618 entry->status == ESI_ARP_PENDING) && in __lec_arp_check_expire()
1619 time_after_eq(now, entry->timestamp + in __lec_arp_check_expire()
1620 priv->max_unknown_frame_time)) { in __lec_arp_check_expire()
1621 entry->timestamp = jiffies; in __lec_arp_check_expire()
1622 entry->packets_flooded = 0; in __lec_arp_check_expire()
1623 if (entry->status == ESI_VC_PENDING) in __lec_arp_check_expire()
1625 entry->mac_addr, in __lec_arp_check_expire()
1626 entry->atm_addr, in __lec_arp_check_expire()
1629 if (entry->status == ESI_FLUSH_PENDING && in __lec_arp_check_expire()
1630 time_after_eq(now, entry->timestamp + in __lec_arp_check_expire()
1631 priv->path_switching_delay)) { in __lec_arp_check_expire()
1641 * 1. Re-set timer
1665 pr_debug("%p\n", priv); in lec_arp_check_expire()
1668 spin_lock_irqsave(&priv->lec_arp_lock, flags); in lec_arp_check_expire()
1671 &priv->lec_arp_tables[i], next) { in lec_arp_check_expire()
1674 struct atm_vcc *vcc = entry->vcc; in lec_arp_check_expire() local
1676 spin_unlock_irqrestore(&priv->lec_arp_lock, in lec_arp_check_expire()
1678 while ((skb = skb_dequeue(&entry->tx_wait))) in lec_arp_check_expire()
1679 lec_send(vcc, skb); in lec_arp_check_expire()
1680 entry->last_used = jiffies; in lec_arp_check_expire()
1681 entry->status = ESI_FORWARD_DIRECT; in lec_arp_check_expire()
1688 spin_unlock_irqrestore(&priv->lec_arp_lock, flags); in lec_arp_check_expire()
1690 schedule_delayed_work(&priv->lec_arp_work, LEC_ARP_REFRESH_INTERVAL); in lec_arp_check_expire()
1694 * Try to find vcc where mac_address is attached.
1707 switch (priv->lane_version) { in lec_arp_resolve()
1709 return priv->mcast_vcc; in lec_arp_resolve()
1712 return priv->mcast_vcc; in lec_arp_resolve()
1719 spin_lock_irqsave(&priv->lec_arp_lock, flags); in lec_arp_resolve()
1723 if (entry->status == ESI_FORWARD_DIRECT) { in lec_arp_resolve()
1725 entry->last_used = jiffies; in lec_arp_resolve()
1728 found = entry->vcc; in lec_arp_resolve()
1735 if (entry->status == ESI_ARP_PENDING) in lec_arp_resolve()
1736 entry->no_tries = 0; in lec_arp_resolve()
1743 if (entry->status != ESI_FLUSH_PENDING && in lec_arp_resolve()
1744 entry->packets_flooded < in lec_arp_resolve()
1745 priv->maximum_unknown_frame_count) { in lec_arp_resolve()
1746 entry->packets_flooded++; in lec_arp_resolve()
1748 found = priv->mcast_vcc; in lec_arp_resolve()
1752 * We got here because entry->status == ESI_FLUSH_PENDING in lec_arp_resolve()
1758 pr_debug("entry->status %d entry->vcc %p\n", entry->status, in lec_arp_resolve()
1759 entry->vcc); in lec_arp_resolve()
1766 found = priv->mcast_vcc; in lec_arp_resolve()
1770 /* We want arp-request(s) to be sent */ in lec_arp_resolve()
1771 entry->packets_flooded = 1; in lec_arp_resolve()
1772 entry->status = ESI_ARP_PENDING; in lec_arp_resolve()
1773 entry->no_tries = 1; in lec_arp_resolve()
1774 entry->last_used = entry->timestamp = jiffies; in lec_arp_resolve()
1775 entry->is_rdesc = is_rdesc; in lec_arp_resolve()
1776 if (entry->is_rdesc) in lec_arp_resolve()
1781 entry->timer.expires = jiffies + (1 * HZ); in lec_arp_resolve()
1782 entry->timer.function = lec_arp_expire_arp; in lec_arp_resolve()
1783 add_timer(&entry->timer); in lec_arp_resolve()
1784 found = priv->mcast_vcc; in lec_arp_resolve()
1788 spin_unlock_irqrestore(&priv->lec_arp_lock, flags); in lec_arp_resolve()
1802 spin_lock_irqsave(&priv->lec_arp_lock, flags); in lec_addr_delete()
1805 &priv->lec_arp_tables[i], next) { in lec_addr_delete()
1806 if (!memcmp(atm_addr, entry->atm_addr, ATM_ESA_LEN) && in lec_addr_delete()
1808 !(entry->flags & LEC_PERMANENT_FLAG))) { in lec_addr_delete()
1812 spin_unlock_irqrestore(&priv->lec_arp_lock, flags); in lec_addr_delete()
1816 spin_unlock_irqrestore(&priv->lec_arp_lock, flags); in lec_addr_delete()
1817 return -1; in lec_addr_delete()
1836 spin_lock_irqsave(&priv->lec_arp_lock, flags); in lec_arp_update()
1843 if (!hlist_empty(&priv->lec_arp_empty_ones)) { in lec_arp_update()
1845 &priv->lec_arp_empty_ones, next) { in lec_arp_update()
1846 if (memcmp(entry->atm_addr, atm_addr, ATM_ESA_LEN) == 0) { in lec_arp_update()
1847 hlist_del(&entry->next); in lec_arp_update()
1848 del_timer(&entry->timer); in lec_arp_update()
1851 del_timer(&tmp->timer); in lec_arp_update()
1852 tmp->status = ESI_FORWARD_DIRECT; in lec_arp_update()
1853 memcpy(tmp->atm_addr, atm_addr, ATM_ESA_LEN); in lec_arp_update()
1854 tmp->vcc = entry->vcc; in lec_arp_update()
1855 tmp->old_push = entry->old_push; in lec_arp_update()
1856 tmp->last_used = jiffies; in lec_arp_update()
1857 del_timer(&entry->timer); in lec_arp_update()
1861 entry->status = ESI_FORWARD_DIRECT; in lec_arp_update()
1862 ether_addr_copy(entry->mac_addr, in lec_arp_update()
1864 entry->last_used = jiffies; in lec_arp_update()
1868 entry->flags |= LEC_REMOTE_FLAG; in lec_arp_update()
1870 entry->flags &= ~LEC_REMOTE_FLAG; in lec_arp_update()
1883 entry->status = ESI_UNKNOWN; in lec_arp_update()
1887 memcpy(entry->atm_addr, atm_addr, ATM_ESA_LEN); in lec_arp_update()
1888 del_timer(&entry->timer); in lec_arp_update()
1891 &priv->lec_arp_tables[i], next) { in lec_arp_update()
1893 !memcmp(tmp->atm_addr, atm_addr, ATM_ESA_LEN)) { in lec_arp_update()
1894 /* Vcc to this host exists */ in lec_arp_update()
1895 if (tmp->status > ESI_VC_PENDING) { in lec_arp_update()
1900 entry->vcc = tmp->vcc; in lec_arp_update()
1901 entry->old_push = tmp->old_push; in lec_arp_update()
1903 entry->status = tmp->status; in lec_arp_update()
1909 entry->flags |= LEC_REMOTE_FLAG; in lec_arp_update()
1911 entry->flags &= ~LEC_REMOTE_FLAG; in lec_arp_update()
1912 if (entry->status == ESI_ARP_PENDING || entry->status == ESI_UNKNOWN) { in lec_arp_update()
1913 entry->status = ESI_VC_PENDING; in lec_arp_update()
1914 send_to_lecd(priv, l_svc_setup, entry->mac_addr, atm_addr, NULL); in lec_arp_update()
1919 spin_unlock_irqrestore(&priv->lec_arp_lock, flags); in lec_arp_update()
1923 * Notifies: Vcc setup ready
1927 struct atm_vcc *vcc, in lec_vcc_added() argument
1928 void (*old_push) (struct atm_vcc *vcc, struct sk_buff *skb)) in lec_vcc_added()
1934 spin_lock_irqsave(&priv->lec_arp_lock, flags); in lec_vcc_added()
1935 /* Vcc for Multicast Forward. No timer, LANEv2 7.1.20 and 2.3.5.3 */ in lec_vcc_added()
1936 if (ioc_data->receive == 2) { in lec_vcc_added()
1944 memcpy(entry->atm_addr, ioc_data->atm_addr, ATM_ESA_LEN); in lec_vcc_added()
1945 entry->recv_vcc = vcc; in lec_vcc_added()
1946 entry->old_recv_push = old_push; in lec_vcc_added()
1951 del_timer(&entry->timer); in lec_vcc_added()
1952 memcpy(entry->atm_addr, ioc_data->atm_addr, ATM_ESA_LEN); in lec_vcc_added()
1953 entry->recv_vcc = vcc; in lec_vcc_added()
1954 entry->old_recv_push = old_push; in lec_vcc_added()
1955 hlist_add_head(&entry->next, &priv->mcast_fwds); in lec_vcc_added()
1957 } else if (ioc_data->receive == 1) { in lec_vcc_added()
1959 * Vcc which we don't want to make default vcc, in lec_vcc_added()
1963 ATM_ESA_LEN, ioc_data->atm_addr); in lec_vcc_added()
1967 memcpy(entry->atm_addr, ioc_data->atm_addr, ATM_ESA_LEN); in lec_vcc_added()
1968 eth_zero_addr(entry->mac_addr); in lec_vcc_added()
1969 entry->recv_vcc = vcc; in lec_vcc_added()
1970 entry->old_recv_push = old_push; in lec_vcc_added()
1971 entry->status = ESI_UNKNOWN; in lec_vcc_added()
1972 entry->timer.expires = jiffies + priv->vcc_timeout_period; in lec_vcc_added()
1973 entry->timer.function = lec_arp_expire_vcc; in lec_vcc_added()
1974 hlist_add_head(&entry->next, &priv->lec_no_forward); in lec_vcc_added()
1975 add_timer(&entry->timer); in lec_vcc_added()
1980 ATM_ESA_LEN, ioc_data->atm_addr); in lec_vcc_added()
1983 &priv->lec_arp_tables[i], next) { in lec_vcc_added()
1985 (ioc_data->atm_addr, entry->atm_addr, in lec_vcc_added()
1988 pr_debug("Currently -> Vcc: %d, Rvcc:%d\n", in lec_vcc_added()
1989 entry->vcc ? entry->vcc->vci : 0, in lec_vcc_added()
1990 entry->recv_vcc ? entry->recv_vcc-> in lec_vcc_added()
1993 del_timer(&entry->timer); in lec_vcc_added()
1994 entry->vcc = vcc; in lec_vcc_added()
1995 entry->old_push = old_push; in lec_vcc_added()
1996 if (entry->status == ESI_VC_PENDING) { in lec_vcc_added()
1997 if (priv->maximum_unknown_frame_count in lec_vcc_added()
1999 entry->status = in lec_vcc_added()
2002 entry->timestamp = jiffies; in lec_vcc_added()
2003 entry->status = in lec_vcc_added()
2008 entry->atm_addr, in lec_vcc_added()
2018 * we formed into default VCC (8.1.11). in lec_vcc_added()
2030 pr_debug("After vcc was added\n"); in lec_vcc_added()
2036 * from this vcc in lec_vcc_added()
2041 entry->vcc = vcc; in lec_vcc_added()
2042 entry->old_push = old_push; in lec_vcc_added()
2043 memcpy(entry->atm_addr, ioc_data->atm_addr, ATM_ESA_LEN); in lec_vcc_added()
2044 eth_zero_addr(entry->mac_addr); in lec_vcc_added()
2045 entry->status = ESI_UNKNOWN; in lec_vcc_added()
2046 hlist_add_head(&entry->next, &priv->lec_arp_empty_ones); in lec_vcc_added()
2047 entry->timer.expires = jiffies + priv->vcc_timeout_period; in lec_vcc_added()
2048 entry->timer.function = lec_arp_expire_vcc; in lec_vcc_added()
2049 add_timer(&entry->timer); in lec_vcc_added()
2050 pr_debug("After vcc was added\n"); in lec_vcc_added()
2053 spin_unlock_irqrestore(&priv->lec_arp_lock, flags); in lec_vcc_added()
2064 spin_lock_irqsave(&priv->lec_arp_lock, flags); in lec_flush_complete()
2067 &priv->lec_arp_tables[i], next) { in lec_flush_complete()
2068 if (entry->flush_tran_id == tran_id && in lec_flush_complete()
2069 entry->status == ESI_FLUSH_PENDING) { in lec_flush_complete()
2071 struct atm_vcc *vcc = entry->vcc; in lec_flush_complete() local
2074 spin_unlock_irqrestore(&priv->lec_arp_lock, in lec_flush_complete()
2076 while ((skb = skb_dequeue(&entry->tx_wait))) in lec_flush_complete()
2077 lec_send(vcc, skb); in lec_flush_complete()
2078 entry->last_used = jiffies; in lec_flush_complete()
2079 entry->status = ESI_FORWARD_DIRECT; in lec_flush_complete()
2086 spin_unlock_irqrestore(&priv->lec_arp_lock, flags); in lec_flush_complete()
2098 spin_lock_irqsave(&priv->lec_arp_lock, flags); in lec_set_flush_tran_id()
2101 &priv->lec_arp_tables[i], next) { in lec_set_flush_tran_id()
2102 if (!memcmp(atm_addr, entry->atm_addr, ATM_ESA_LEN)) { in lec_set_flush_tran_id()
2103 entry->flush_tran_id = tran_id; in lec_set_flush_tran_id()
2104 pr_debug("Set flush transaction id to %lx for %p\n", in lec_set_flush_tran_id()
2108 spin_unlock_irqrestore(&priv->lec_arp_lock, flags); in lec_set_flush_tran_id()
2111 static int lec_mcast_make(struct lec_priv *priv, struct atm_vcc *vcc) in lec_mcast_make() argument
2123 return -ENOMEM; in lec_mcast_make()
2124 vpriv->xoff = 0; in lec_mcast_make()
2125 vpriv->old_pop = vcc->pop; in lec_mcast_make()
2126 vcc->user_back = vpriv; in lec_mcast_make()
2127 vcc->pop = lec_pop; in lec_mcast_make()
2128 spin_lock_irqsave(&priv->lec_arp_lock, flags); in lec_mcast_make()
2131 vcc->pop = vpriv->old_pop; in lec_mcast_make()
2133 err = -ENOMEM; in lec_mcast_make()
2136 memcpy(to_add->atm_addr, vcc->remote.sas_addr.prv, ATM_ESA_LEN); in lec_mcast_make()
2137 to_add->status = ESI_FORWARD_DIRECT; in lec_mcast_make()
2138 to_add->flags |= LEC_PERMANENT_FLAG; in lec_mcast_make()
2139 to_add->vcc = vcc; in lec_mcast_make()
2140 to_add->old_push = vcc->push; in lec_mcast_make()
2141 vcc->push = lec_push; in lec_mcast_make()
2142 priv->mcast_vcc = vcc; in lec_mcast_make()
2145 spin_unlock_irqrestore(&priv->lec_arp_lock, flags); in lec_mcast_make()
2149 static void lec_vcc_close(struct lec_priv *priv, struct atm_vcc *vcc) in lec_vcc_close() argument
2156 pr_debug("LEC_ARP: lec_vcc_close vpi:%d vci:%d\n", vcc->vpi, vcc->vci); in lec_vcc_close()
2159 spin_lock_irqsave(&priv->lec_arp_lock, flags); in lec_vcc_close()
2163 &priv->lec_arp_tables[i], next) { in lec_vcc_close()
2164 if (vcc == entry->vcc) { in lec_vcc_close()
2167 if (priv->mcast_vcc == vcc) in lec_vcc_close()
2168 priv->mcast_vcc = NULL; in lec_vcc_close()
2174 &priv->lec_arp_empty_ones, next) { in lec_vcc_close()
2175 if (entry->vcc == vcc) { in lec_vcc_close()
2177 del_timer(&entry->timer); in lec_vcc_close()
2178 hlist_del(&entry->next); in lec_vcc_close()
2184 &priv->lec_no_forward, next) { in lec_vcc_close()
2185 if (entry->recv_vcc == vcc) { in lec_vcc_close()
2187 del_timer(&entry->timer); in lec_vcc_close()
2188 hlist_del(&entry->next); in lec_vcc_close()
2193 hlist_for_each_entry_safe(entry, next, &priv->mcast_fwds, next) { in lec_vcc_close()
2194 if (entry->recv_vcc == vcc) { in lec_vcc_close()
2197 hlist_del(&entry->next); in lec_vcc_close()
2202 spin_unlock_irqrestore(&priv->lec_arp_lock, flags); in lec_vcc_close()
2208 struct atm_vcc *vcc, struct sk_buff *skb) in lec_arp_check_empties() argument
2213 struct lecdatahdr_8023 *hdr = (struct lecdatahdr_8023 *)skb->data; in lec_arp_check_empties()
2214 unsigned char *src = hdr->h_source; in lec_arp_check_empties()
2216 spin_lock_irqsave(&priv->lec_arp_lock, flags); in lec_arp_check_empties()
2218 &priv->lec_arp_empty_ones, next) { in lec_arp_check_empties()
2219 if (vcc == entry->vcc) { in lec_arp_check_empties()
2220 del_timer(&entry->timer); in lec_arp_check_empties()
2221 ether_addr_copy(entry->mac_addr, src); in lec_arp_check_empties()
2222 entry->status = ESI_FORWARD_DIRECT; in lec_arp_check_empties()
2223 entry->last_used = jiffies; in lec_arp_check_empties()
2230 hlist_del(&entry->next); in lec_arp_check_empties()
2237 spin_unlock_irqrestore(&priv->lec_arp_lock, flags); in lec_arp_check_empties()