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()
140 buff = skb->data + skb->dev->hard_header_len; in lec_handle_bridge()
149 skb2->len = sizeof(struct atmlec_msg); in lec_handle_bridge()
150 mesg = (struct atmlec_msg *)skb2->data; in lec_handle_bridge()
151 mesg->type = l_topology_change; in lec_handle_bridge()
153 mesg->content.normal.flag = *buff & 0x01; in lec_handle_bridge()
157 atm_force_charge(priv->lecd, skb2->truesize); in lec_handle_bridge()
158 sk = sk_atm(priv->lecd); in lec_handle_bridge()
159 skb_queue_tail(&sk->sk_receive_queue, skb2); in lec_handle_bridge()
160 sk->sk_data_ready(sk); in lec_handle_bridge()
171 * there is non-reboot way to recover if something goes wrong.
182 lec_send(struct atm_vcc *vcc, struct sk_buff *skb) in lec_send() argument
184 struct net_device *dev = skb->dev; in lec_send()
185 unsigned int len = skb->len; in lec_send()
187 ATM_SKB(skb)->vcc = vcc; in lec_send()
188 atm_account_tx(vcc, skb); in lec_send()
190 if (vcc->send(vcc, skb) < 0) { in lec_send()
191 dev->stats.tx_dropped++; in lec_send()
195 dev->stats.tx_packets++; in lec_send()
196 dev->stats.tx_bytes += len; in lec_send()
201 pr_info("%s\n", dev->name); in lec_tx_timeout()
212 struct atm_vcc *vcc; in lec_start_xmit() local
219 if (!priv->lecd) { in lec_start_xmit()
220 pr_info("%s:No lecd attached\n", dev->name); in lec_start_xmit()
221 dev->stats.tx_errors++; in lec_start_xmit()
228 (long)skb->head, (long)skb->data, (long)skb_tail_pointer(skb), in lec_start_xmit()
231 if (memcmp(skb->data, bridge_ula_lec, sizeof(bridge_ula_lec)) == 0) in lec_start_xmit()
249 lec_h = (struct lecdatahdr_8023 *)skb->data; in lec_start_xmit()
250 lec_h->le_header = htons(priv->lecid); in lec_start_xmit()
259 dev->name, skb->len, priv->lecid); in lec_start_xmit()
261 skb->data, min(skb->len, MAX_DUMP_SKB), true); in lec_start_xmit()
264 /* Minimum ethernet-frame size */ in lec_start_xmit()
266 if (skb->len < min_frame_size) { in lec_start_xmit()
267 if ((skb->len + skb_tailroom(skb)) < min_frame_size) { in lec_start_xmit()
269 min_frame_size - skb->truesize, in lec_start_xmit()
273 dev->stats.tx_dropped++; in lec_start_xmit()
278 skb_put(skb, min_frame_size - skb->len); in lec_start_xmit()
281 /* Send to right vcc */ in lec_start_xmit()
283 dst = lec_h->h_dest; in lec_start_xmit()
285 vcc = lec_arp_resolve(priv, dst, is_rdesc, &entry); in lec_start_xmit()
286 pr_debug("%s:vcc:%p vcc_flags:%lx, entry:%p\n", in lec_start_xmit()
287 dev->name, vcc, vcc ? vcc->flags : 0, entry); in lec_start_xmit()
288 if (!vcc || !test_bit(ATM_VF_READY, &vcc->flags)) { in lec_start_xmit()
289 if (entry && (entry->tx_wait.qlen < LEC_UNRES_QUE_LEN)) { in lec_start_xmit()
291 dev->name, lec_h->h_dest); in lec_start_xmit()
292 skb_queue_tail(&entry->tx_wait, skb); in lec_start_xmit()
295 dev->name, lec_h->h_dest); in lec_start_xmit()
296 dev->stats.tx_dropped++; in lec_start_xmit()
303 dev->name, vcc->vpi, vcc->vci); in lec_start_xmit()
306 while (entry && (skb2 = skb_dequeue(&entry->tx_wait))) { in lec_start_xmit()
307 pr_debug("emptying tx queue, MAC address %pM\n", lec_h->h_dest); in lec_start_xmit()
308 lec_send(vcc, skb2); in lec_start_xmit()
311 lec_send(vcc, skb); in lec_start_xmit()
313 if (!atm_may_send(vcc, 0)) { in lec_start_xmit()
314 struct lec_vcc_priv *vpriv = LEC_VCC_PRIV(vcc); in lec_start_xmit()
316 vpriv->xoff = 1; in lec_start_xmit()
320 * vcc->pop() might have occurred in between, making in lec_start_xmit()
321 * the vcc usuable again. Since xmit is serialized, in lec_start_xmit()
322 * this is the only situation we have to re-test. in lec_start_xmit()
325 if (atm_may_send(vcc, 0)) in lec_start_xmit()
343 static int lec_atm_send(struct atm_vcc *vcc, struct sk_buff *skb) in lec_atm_send() argument
347 struct net_device *dev = (struct net_device *)vcc->proto_data; in lec_atm_send()
353 WARN_ON(refcount_sub_and_test(skb->truesize, &sk_atm(vcc)->sk_wmem_alloc)); in lec_atm_send()
354 mesg = (struct atmlec_msg *)skb->data; in lec_atm_send()
355 tmp = skb->data; in lec_atm_send()
357 pr_debug("%s: msg from zeppelin:%d\n", dev->name, mesg->type); in lec_atm_send()
358 switch (mesg->type) { in lec_atm_send()
360 eth_hw_addr_set(dev, mesg->content.normal.mac_addr); 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
695 return -EINVAL; in lec_vcc_attach()
698 return -EINVAL; in lec_vcc_attach()
701 return -ENOMEM; in lec_vcc_attach()
702 vpriv->xoff = 0; in lec_vcc_attach()
703 vpriv->old_pop = vcc->pop; in lec_vcc_attach()
704 vcc->user_back = vpriv; in lec_vcc_attach()
705 vcc->pop = lec_pop; in lec_vcc_attach()
707 &ioc_data, vcc, vcc->push); in lec_vcc_attach()
708 vcc->proto_data = dev_lec[ioc_data.dev_num]; in lec_vcc_attach()
709 vcc->push = lec_push; in lec_vcc_attach()
713 static int lec_mcast_attach(struct atm_vcc *vcc, int arg) in lec_mcast_attach() argument
717 return -EINVAL; in lec_mcast_attach()
720 return -EINVAL; in lec_mcast_attach()
721 vcc->proto_data = dev_lec[arg]; in lec_mcast_attach()
722 return lec_mcast_make(netdev_priv(dev_lec[arg]), vcc); in lec_mcast_attach()
726 static int lecd_attach(struct atm_vcc *vcc, int arg) in lecd_attach() argument
735 return -EINVAL; in lecd_attach()
743 return -ENOMEM; in lecd_attach()
744 dev_lec[i]->netdev_ops = &lec_netdev_ops; in lecd_attach()
745 dev_lec[i]->max_mtu = 18190; in lecd_attach()
746 snprintf(dev_lec[i]->name, IFNAMSIZ, "lec%d", i); in lecd_attach()
750 return -EINVAL; in lecd_attach()
756 if (priv->lecd) in lecd_attach()
757 return -EADDRINUSE; in lecd_attach()
760 priv->itfnum = i; /* LANE2 addition */ in lecd_attach()
761 priv->lecd = vcc; in lecd_attach()
762 vcc->dev = &lecatm_dev; in lecd_attach()
763 vcc_insert_socket(sk_atm(vcc)); in lecd_attach()
765 vcc->proto_data = dev_lec[i]; in lecd_attach()
766 set_bit(ATM_VF_META, &vcc->flags); in lecd_attach()
767 set_bit(ATM_VF_READY, &vcc->flags); in lecd_attach()
770 priv->maximum_unknown_frame_count = 1; in lecd_attach()
771 priv->max_unknown_frame_time = (1 * HZ); in lecd_attach()
772 priv->vcc_timeout_period = (1200 * HZ); in lecd_attach()
773 priv->max_retry_count = 1; in lecd_attach()
774 priv->aging_time = (300 * HZ); in lecd_attach()
775 priv->forward_delay_time = (15 * HZ); in lecd_attach()
776 priv->topology_change = 0; in lecd_attach()
777 priv->arp_response_time = (1 * HZ); in lecd_attach()
778 priv->flush_timeout = (4 * HZ); in lecd_attach()
779 priv->path_switching_delay = (6 * HZ); in lecd_attach()
781 if (dev_lec[i]->flags & IFF_UP) in lecd_attach()
806 seq_printf(seq, "%pM ", entry->mac_addr); in lec_info()
807 seq_printf(seq, "%*phN ", ATM_ESA_LEN, entry->atm_addr); in lec_info()
808 seq_printf(seq, "%s %4.4x", lec_arp_get_status_string(entry->status), in lec_info()
809 entry->flags & 0xffff); in lec_info()
810 if (entry->vcc) in lec_info()
811 seq_printf(seq, "%3d %3d ", entry->vcc->vpi, entry->vcc->vci); in lec_info()
814 if (entry->recv_vcc) { in lec_info()
815 seq_printf(seq, " %3d %3d", entry->recv_vcc->vpi, in lec_info()
816 entry->recv_vcc->vci); in lec_info()
834 struct hlist_node *e = state->node; in lec_tbl_walk()
837 e = tbl->first; in lec_tbl_walk()
839 e = tbl->first; in lec_tbl_walk()
840 --*l; in lec_tbl_walk()
843 for (; e; e = e->next) { in lec_tbl_walk()
844 if (--*l < 0) in lec_tbl_walk()
847 state->node = e; in lec_tbl_walk()
856 int p; in lec_arp_walk() local
858 for (p = state->arp_table; p < LEC_ARP_TABLE_SIZE; p++) { in lec_arp_walk()
859 v = lec_tbl_walk(state, &priv->lec_arp_tables[p], l); in lec_arp_walk()
863 state->arp_table = p; in lec_arp_walk()
871 &priv->lec_arp_empty_ones, in lec_misc_walk()
872 &priv->lec_no_forward, in lec_misc_walk()
873 &priv->mcast_fwds in lec_misc_walk()
878 for (q = state->misc_table; q < ARRAY_SIZE(lec_misc_tables); q++) { in lec_misc_walk()
883 state->misc_table = q; in lec_misc_walk()
890 if (!state->locked) { in lec_priv_walk()
891 state->locked = priv; in lec_priv_walk()
892 spin_lock_irqsave(&priv->lec_arp_lock, state->flags); in lec_priv_walk()
895 spin_unlock_irqrestore(&priv->lec_arp_lock, state->flags); in lec_priv_walk()
896 state->locked = NULL; in lec_priv_walk()
898 state->arp_table = state->misc_table = 0; in lec_priv_walk()
900 return state->locked; in lec_priv_walk()
908 dev = state->dev ? state->dev : dev_lec[state->itf]; in lec_itf_walk()
915 state->dev = dev; in lec_itf_walk()
923 for (; state->itf < MAX_LEC_ITF; state->itf++) { in lec_get_idx()
933 struct lec_state *state = seq->private; in lec_seq_start()
936 state->itf = 0; in lec_seq_start()
937 state->dev = NULL; in lec_seq_start()
938 state->locked = NULL; in lec_seq_start()
939 state->arp_table = 0; in lec_seq_start()
940 state->misc_table = 0; in lec_seq_start()
941 state->node = SEQ_START_TOKEN; in lec_seq_start()
948 struct lec_state *state = seq->private; in lec_seq_stop()
950 if (state->dev) { in lec_seq_stop()
951 spin_unlock_irqrestore(&state->locked->lec_arp_lock, in lec_seq_stop()
952 state->flags); in lec_seq_stop()
953 state->dev = NULL; in lec_seq_stop()
960 struct lec_state *state = seq->private; in lec_seq_next()
976 struct lec_state *state = seq->private; in lec_seq_show()
977 struct net_device *dev = state->dev; in lec_seq_show()
978 struct lec_arp_table *entry = hlist_entry(state->node, in lec_seq_show()
982 seq_printf(seq, "%s ", dev->name); in lec_seq_show()
998 struct atm_vcc *vcc = ATM_SD(sock); in lane_ioctl() local
1006 return -EPERM; in lane_ioctl()
1009 return -ENOIOCTLCMD; in lane_ioctl()
1015 err = lecd_attach(vcc, (int)arg); in lane_ioctl()
1017 sock->state = SS_CONNECTED; in lane_ioctl()
1020 err = lec_mcast_attach(vcc, (int)arg); in lane_ioctl()
1023 err = lec_vcc_attach(vcc, (void __user *)arg); in lane_ioctl()
1039 struct proc_dir_entry *p; in lane_module_init() local
1041 p = proc_create_seq_private("lec", 0444, atm_proc_root, &lec_seq_ops, in lane_module_init()
1043 if (!p) { in lane_module_init()
1045 return -ENOMEM; in lane_module_init()
1093 spin_lock_irqsave(&priv->lec_arp_lock, flags); in lane2_resolve()
1095 spin_unlock_irqrestore(&priv->lec_arp_lock, flags); in lane2_resolve()
1097 return -1; in lane2_resolve()
1099 *tlvs = kmemdup(table->tlvs, table->sizeoftlvs, GFP_ATOMIC); in lane2_resolve()
1101 return -1; in lane2_resolve()
1103 *sizeoftlvs = table->sizeoftlvs; in lane2_resolve()
1114 return -1; in lane2_resolve()
1115 skb->len = *sizeoftlvs; in lane2_resolve()
1136 if (!ether_addr_equal(lan_dst, dev->dev_addr)) in lane2_associate_req()
1139 kfree(priv->tlvs); /* NULL if there was no previous association */ in lane2_associate_req()
1141 priv->tlvs = kmemdup(tlvs, sizeoftlvs, GFP_KERNEL); in lane2_associate_req()
1142 if (priv->tlvs == NULL) in lane2_associate_req()
1144 priv->sizeoftlvs = sizeoftlvs; in lane2_associate_req()
1149 skb->len = sizeoftlvs; in lane2_associate_req()
1183 kfree(entry->tlvs); in lane2_associate_ind()
1185 entry->tlvs = kmemdup(tlvs, sizeoftlvs, GFP_KERNEL); in lane2_associate_ind()
1186 if (entry->tlvs == NULL) in lane2_associate_ind()
1188 entry->sizeoftlvs = sizeoftlvs; in lane2_associate_ind()
1200 if (priv->lane2_ops && priv->lane2_ops->associate_indicator) { in lane2_associate_ind()
1201 priv->lane2_ops->associate_indicator(dev, mac_addr, in lane2_associate_ind()
1237 #define HASH(ch) (ch & (LEC_ARP_TABLE_SIZE - 1))
1240 * Initialization of arp-cache
1247 INIT_HLIST_HEAD(&priv->lec_arp_tables[i]); in lec_arp_init()
1248 INIT_HLIST_HEAD(&priv->lec_arp_empty_ones); in lec_arp_init()
1249 INIT_HLIST_HEAD(&priv->lec_no_forward); in lec_arp_init()
1250 INIT_HLIST_HEAD(&priv->mcast_fwds); in lec_arp_init()
1251 spin_lock_init(&priv->lec_arp_lock); in lec_arp_init()
1252 INIT_DELAYED_WORK(&priv->lec_arp_work, lec_arp_check_expire); in lec_arp_init()
1253 schedule_delayed_work(&priv->lec_arp_work, LEC_ARP_REFRESH_INTERVAL); in lec_arp_init()
1258 if (entry->vcc) { in lec_arp_clear_vccs()
1259 struct atm_vcc *vcc = entry->vcc; in lec_arp_clear_vccs() local
1260 struct lec_vcc_priv *vpriv = LEC_VCC_PRIV(vcc); in lec_arp_clear_vccs()
1261 struct net_device *dev = (struct net_device *)vcc->proto_data; in lec_arp_clear_vccs()
1263 vcc->pop = vpriv->old_pop; in lec_arp_clear_vccs()
1264 if (vpriv->xoff) in lec_arp_clear_vccs()
1267 vcc->user_back = NULL; in lec_arp_clear_vccs()
1268 vcc->push = entry->old_push; in lec_arp_clear_vccs()
1269 vcc_release_async(vcc, -EPIPE); in lec_arp_clear_vccs()
1270 entry->vcc = NULL; in lec_arp_clear_vccs()
1272 if (entry->recv_vcc) { in lec_arp_clear_vccs()
1273 struct atm_vcc *vcc = entry->recv_vcc; in lec_arp_clear_vccs() local
1274 struct lec_vcc_priv *vpriv = LEC_VCC_PRIV(vcc); in lec_arp_clear_vccs()
1277 vcc->user_back = NULL; in lec_arp_clear_vccs()
1279 entry->recv_vcc->push = entry->old_recv_push; in lec_arp_clear_vccs()
1280 vcc_release_async(entry->recv_vcc, -EPIPE); in lec_arp_clear_vccs()
1281 entry->recv_vcc = NULL; in lec_arp_clear_vccs()
1294 tmp = &priv->lec_arp_tables[HASH(entry->mac_addr[ETH_ALEN - 1])]; in lec_arp_add()
1295 hlist_add_head(&entry->next, tmp); in lec_arp_add()
1297 pr_debug("Added entry:%pM\n", entry->mac_addr); in lec_arp_add()
1310 return -1; in lec_arp_remove()
1312 hlist_del(&to_remove->next); in lec_arp_remove()
1313 del_timer(&to_remove->timer); in lec_arp_remove()
1316 * If this is the only MAC connected to this VCC, in lec_arp_remove()
1317 * also tear down the VCC in lec_arp_remove()
1319 if (to_remove->status >= ESI_FLUSH_PENDING) { in lec_arp_remove()
1325 &priv->lec_arp_tables[i], next) { in lec_arp_remove()
1326 if (memcmp(to_remove->atm_addr, in lec_arp_remove()
1327 entry->atm_addr, ATM_ESA_LEN) == 0) { in lec_arp_remove()
1336 skb_queue_purge(&to_remove->tx_wait); /* FIXME: good place for this? */ in lec_arp_remove()
1338 pr_debug("Removed entry:%pM\n", to_remove->mac_addr); in lec_arp_remove()
1366 pr_info("Dump %p:\n", priv); in dump_arp_table()
1369 &priv->lec_arp_tables[i], next) { in dump_arp_table()
1371 offset += sprintf(buf, "%d: %p\n", i, rulla); in dump_arp_table()
1373 rulla->mac_addr); in dump_arp_table()
1375 rulla->atm_addr); in dump_arp_table()
1377 "Vcc vpi:%d vci:%d, Recv_vcc vpi:%d vci:%d Last_used:%lx, Timestamp:%lx, No_tries:%d ", in dump_arp_table()
1378 rulla->vcc ? rulla->vcc->vpi : 0, in dump_arp_table()
1379 rulla->vcc ? rulla->vcc->vci : 0, in dump_arp_table()
1380 rulla->recv_vcc ? rulla->recv_vcc-> in dump_arp_table()
1382 rulla->recv_vcc ? rulla->recv_vcc-> in dump_arp_table()
1383 vci : 0, rulla->last_used, in dump_arp_table()
1384 rulla->timestamp, rulla->no_tries); in dump_arp_table()
1388 rulla->flags, rulla->packets_flooded, in dump_arp_table()
1389 get_status_string(rulla->status)); in dump_arp_table()
1394 if (!hlist_empty(&priv->lec_no_forward)) in dump_arp_table()
1396 hlist_for_each_entry(rulla, &priv->lec_no_forward, next) { in dump_arp_table()
1398 offset += sprintf(buf + offset, "Mac: %pM ", rulla->mac_addr); in dump_arp_table()
1400 rulla->atm_addr); in dump_arp_table()
1402 "Vcc vpi:%d vci:%d, Recv_vcc vpi:%d vci:%d Last_used:%lx, Timestamp:%lx, No_tries:%d ", in dump_arp_table()
1403 rulla->vcc ? rulla->vcc->vpi : 0, in dump_arp_table()
1404 rulla->vcc ? rulla->vcc->vci : 0, in dump_arp_table()
1405 rulla->recv_vcc ? rulla->recv_vcc->vpi : 0, in dump_arp_table()
1406 rulla->recv_vcc ? rulla->recv_vcc->vci : 0, in dump_arp_table()
1407 rulla->last_used, in dump_arp_table()
1408 rulla->timestamp, rulla->no_tries); in dump_arp_table()
1411 rulla->flags, rulla->packets_flooded, in dump_arp_table()
1412 get_status_string(rulla->status)); in dump_arp_table()
1416 if (!hlist_empty(&priv->lec_arp_empty_ones)) in dump_arp_table()
1418 hlist_for_each_entry(rulla, &priv->lec_arp_empty_ones, next) { in dump_arp_table()
1420 offset += sprintf(buf + offset, "Mac: %pM ", rulla->mac_addr); in dump_arp_table()
1422 rulla->atm_addr); in dump_arp_table()
1424 "Vcc vpi:%d vci:%d, Recv_vcc vpi:%d vci:%d Last_used:%lx, Timestamp:%lx, No_tries:%d ", in dump_arp_table()
1425 rulla->vcc ? rulla->vcc->vpi : 0, in dump_arp_table()
1426 rulla->vcc ? rulla->vcc->vci : 0, in dump_arp_table()
1427 rulla->recv_vcc ? rulla->recv_vcc->vpi : 0, in dump_arp_table()
1428 rulla->recv_vcc ? rulla->recv_vcc->vci : 0, in dump_arp_table()
1429 rulla->last_used, in dump_arp_table()
1430 rulla->timestamp, rulla->no_tries); in dump_arp_table()
1433 rulla->flags, rulla->packets_flooded, in dump_arp_table()
1434 get_status_string(rulla->status)); in dump_arp_table()
1438 if (!hlist_empty(&priv->mcast_fwds)) in dump_arp_table()
1440 hlist_for_each_entry(rulla, &priv->mcast_fwds, next) { in dump_arp_table()
1442 offset += sprintf(buf + offset, "Mac: %pM ", rulla->mac_addr); in dump_arp_table()
1444 rulla->atm_addr); in dump_arp_table()
1446 "Vcc vpi:%d vci:%d, Recv_vcc vpi:%d vci:%d Last_used:%lx, Timestamp:%lx, No_tries:%d ", in dump_arp_table()
1447 rulla->vcc ? rulla->vcc->vpi : 0, in dump_arp_table()
1448 rulla->vcc ? rulla->vcc->vci : 0, in dump_arp_table()
1449 rulla->recv_vcc ? rulla->recv_vcc->vpi : 0, in dump_arp_table()
1450 rulla->recv_vcc ? rulla->recv_vcc->vci : 0, in dump_arp_table()
1451 rulla->last_used, in dump_arp_table()
1452 rulla->timestamp, rulla->no_tries); in dump_arp_table()
1455 rulla->flags, rulla->packets_flooded, in dump_arp_table()
1456 get_status_string(rulla->status)); in dump_arp_table()
1466 * Destruction of arp-cache
1475 cancel_delayed_work_sync(&priv->lec_arp_work); in lec_arp_destroy()
1481 spin_lock_irqsave(&priv->lec_arp_lock, flags); in lec_arp_destroy()
1484 &priv->lec_arp_tables[i], next) { in lec_arp_destroy()
1488 INIT_HLIST_HEAD(&priv->lec_arp_tables[i]); in lec_arp_destroy()
1492 &priv->lec_arp_empty_ones, next) { in lec_arp_destroy()
1493 del_timer_sync(&entry->timer); in lec_arp_destroy()
1495 hlist_del(&entry->next); in lec_arp_destroy()
1498 INIT_HLIST_HEAD(&priv->lec_arp_empty_ones); in lec_arp_destroy()
1501 &priv->lec_no_forward, next) { in lec_arp_destroy()
1502 del_timer_sync(&entry->timer); in lec_arp_destroy()
1504 hlist_del(&entry->next); in lec_arp_destroy()
1507 INIT_HLIST_HEAD(&priv->lec_no_forward); in lec_arp_destroy()
1509 hlist_for_each_entry_safe(entry, next, &priv->mcast_fwds, next) { in lec_arp_destroy()
1512 hlist_del(&entry->next); in lec_arp_destroy()
1515 INIT_HLIST_HEAD(&priv->mcast_fwds); in lec_arp_destroy()
1516 priv->mcast_vcc = NULL; in lec_arp_destroy()
1517 spin_unlock_irqrestore(&priv->lec_arp_lock, flags); in lec_arp_destroy()
1531 head = &priv->lec_arp_tables[HASH(mac_addr[ETH_ALEN - 1])]; in lec_arp_find()
1533 if (ether_addr_equal(mac_addr, entry->mac_addr)) in lec_arp_find()
1547 ether_addr_copy(to_return->mac_addr, mac_addr); in make_entry()
1548 INIT_HLIST_NODE(&to_return->next); in make_entry()
1549 timer_setup(&to_return->timer, lec_arp_expire_arp, 0); in make_entry()
1550 to_return->last_used = jiffies; in make_entry()
1551 to_return->priv = priv; in make_entry()
1552 skb_queue_head_init(&to_return->tx_wait); in make_entry()
1553 refcount_set(&to_return->usage, 1); in make_entry()
1565 if (entry->status == ESI_ARP_PENDING) { in lec_arp_expire_arp()
1566 if (entry->no_tries <= entry->priv->max_retry_count) { in lec_arp_expire_arp()
1567 if (entry->is_rdesc) in lec_arp_expire_arp()
1568 send_to_lecd(entry->priv, l_rdesc_arp_xmt, in lec_arp_expire_arp()
1569 entry->mac_addr, NULL, NULL); in lec_arp_expire_arp()
1571 send_to_lecd(entry->priv, l_arp_xmt, in lec_arp_expire_arp()
1572 entry->mac_addr, NULL, NULL); in lec_arp_expire_arp()
1573 entry->no_tries++; in lec_arp_expire_arp()
1575 mod_timer(&entry->timer, jiffies + (1 * HZ)); in lec_arp_expire_arp()
1579 /* Unknown/unused vcc expire, remove associated entry */
1584 struct lec_priv *priv = to_remove->priv; in lec_arp_expire_vcc()
1586 del_timer(&to_remove->timer); in lec_arp_expire_vcc()
1588 pr_debug("%p %p: vpi:%d vci:%d\n", in lec_arp_expire_vcc()
1590 to_remove->vcc ? to_remove->recv_vcc->vpi : 0, in lec_arp_expire_vcc()
1591 to_remove->vcc ? to_remove->recv_vcc->vci : 0); in lec_arp_expire_vcc()
1593 spin_lock_irqsave(&priv->lec_arp_lock, flags); in lec_arp_expire_vcc()
1594 hlist_del(&to_remove->next); in lec_arp_expire_vcc()
1595 spin_unlock_irqrestore(&priv->lec_arp_lock, flags); in lec_arp_expire_vcc()
1607 if ((entry->flags) & LEC_REMOTE_FLAG && priv->topology_change) in __lec_arp_check_expire()
1608 time_to_check = priv->forward_delay_time; in __lec_arp_check_expire()
1610 time_to_check = priv->aging_time; in __lec_arp_check_expire()
1612 pr_debug("About to expire: %lx - %lx > %lx\n", in __lec_arp_check_expire()
1613 now, entry->last_used, time_to_check); in __lec_arp_check_expire()
1614 if (time_after(now, entry->last_used + time_to_check) && in __lec_arp_check_expire()
1615 !(entry->flags & LEC_PERMANENT_FLAG) && in __lec_arp_check_expire()
1616 !(entry->mac_addr[0] & 0x01)) { /* LANE2: 7.1.20 */ in __lec_arp_check_expire()
1623 if ((entry->status == ESI_VC_PENDING || in __lec_arp_check_expire()
1624 entry->status == ESI_ARP_PENDING) && in __lec_arp_check_expire()
1625 time_after_eq(now, entry->timestamp + in __lec_arp_check_expire()
1626 priv->max_unknown_frame_time)) { in __lec_arp_check_expire()
1627 entry->timestamp = jiffies; in __lec_arp_check_expire()
1628 entry->packets_flooded = 0; in __lec_arp_check_expire()
1629 if (entry->status == ESI_VC_PENDING) in __lec_arp_check_expire()
1631 entry->mac_addr, in __lec_arp_check_expire()
1632 entry->atm_addr, in __lec_arp_check_expire()
1635 if (entry->status == ESI_FLUSH_PENDING && in __lec_arp_check_expire()
1636 time_after_eq(now, entry->timestamp + in __lec_arp_check_expire()
1637 priv->path_switching_delay)) { in __lec_arp_check_expire()
1647 * 1. Re-set timer
1671 pr_debug("%p\n", priv); in lec_arp_check_expire()
1674 spin_lock_irqsave(&priv->lec_arp_lock, flags); in lec_arp_check_expire()
1677 &priv->lec_arp_tables[i], next) { in lec_arp_check_expire()
1680 struct atm_vcc *vcc = entry->vcc; in lec_arp_check_expire() local
1682 spin_unlock_irqrestore(&priv->lec_arp_lock, in lec_arp_check_expire()
1684 while ((skb = skb_dequeue(&entry->tx_wait))) in lec_arp_check_expire()
1685 lec_send(vcc, skb); in lec_arp_check_expire()
1686 entry->last_used = jiffies; in lec_arp_check_expire()
1687 entry->status = ESI_FORWARD_DIRECT; in lec_arp_check_expire()
1694 spin_unlock_irqrestore(&priv->lec_arp_lock, flags); in lec_arp_check_expire()
1696 schedule_delayed_work(&priv->lec_arp_work, LEC_ARP_REFRESH_INTERVAL); in lec_arp_check_expire()
1700 * Try to find vcc where mac_address is attached.
1713 switch (priv->lane_version) { in lec_arp_resolve()
1715 return priv->mcast_vcc; in lec_arp_resolve()
1718 return priv->mcast_vcc; in lec_arp_resolve()
1725 spin_lock_irqsave(&priv->lec_arp_lock, flags); in lec_arp_resolve()
1729 if (entry->status == ESI_FORWARD_DIRECT) { in lec_arp_resolve()
1731 entry->last_used = jiffies; in lec_arp_resolve()
1734 found = entry->vcc; in lec_arp_resolve()
1741 if (entry->status == ESI_ARP_PENDING) in lec_arp_resolve()
1742 entry->no_tries = 0; in lec_arp_resolve()
1749 if (entry->status != ESI_FLUSH_PENDING && in lec_arp_resolve()
1750 entry->packets_flooded < in lec_arp_resolve()
1751 priv->maximum_unknown_frame_count) { in lec_arp_resolve()
1752 entry->packets_flooded++; in lec_arp_resolve()
1754 found = priv->mcast_vcc; in lec_arp_resolve()
1758 * We got here because entry->status == ESI_FLUSH_PENDING in lec_arp_resolve()
1764 pr_debug("entry->status %d entry->vcc %p\n", entry->status, in lec_arp_resolve()
1765 entry->vcc); in lec_arp_resolve()
1772 found = priv->mcast_vcc; in lec_arp_resolve()
1776 /* We want arp-request(s) to be sent */ in lec_arp_resolve()
1777 entry->packets_flooded = 1; in lec_arp_resolve()
1778 entry->status = ESI_ARP_PENDING; in lec_arp_resolve()
1779 entry->no_tries = 1; in lec_arp_resolve()
1780 entry->last_used = entry->timestamp = jiffies; in lec_arp_resolve()
1781 entry->is_rdesc = is_rdesc; in lec_arp_resolve()
1782 if (entry->is_rdesc) in lec_arp_resolve()
1787 entry->timer.expires = jiffies + (1 * HZ); in lec_arp_resolve()
1788 entry->timer.function = lec_arp_expire_arp; in lec_arp_resolve()
1789 add_timer(&entry->timer); in lec_arp_resolve()
1790 found = priv->mcast_vcc; in lec_arp_resolve()
1794 spin_unlock_irqrestore(&priv->lec_arp_lock, flags); in lec_arp_resolve()
1808 spin_lock_irqsave(&priv->lec_arp_lock, flags); in lec_addr_delete()
1811 &priv->lec_arp_tables[i], next) { in lec_addr_delete()
1812 if (!memcmp(atm_addr, entry->atm_addr, ATM_ESA_LEN) && in lec_addr_delete()
1814 !(entry->flags & LEC_PERMANENT_FLAG))) { in lec_addr_delete()
1818 spin_unlock_irqrestore(&priv->lec_arp_lock, flags); in lec_addr_delete()
1822 spin_unlock_irqrestore(&priv->lec_arp_lock, flags); in lec_addr_delete()
1823 return -1; in lec_addr_delete()
1842 spin_lock_irqsave(&priv->lec_arp_lock, flags); in lec_arp_update()
1849 if (!hlist_empty(&priv->lec_arp_empty_ones)) { in lec_arp_update()
1851 &priv->lec_arp_empty_ones, next) { in lec_arp_update()
1852 if (memcmp(entry->atm_addr, atm_addr, ATM_ESA_LEN) == 0) { in lec_arp_update()
1853 hlist_del(&entry->next); in lec_arp_update()
1854 del_timer(&entry->timer); in lec_arp_update()
1857 del_timer(&tmp->timer); in lec_arp_update()
1858 tmp->status = ESI_FORWARD_DIRECT; in lec_arp_update()
1859 memcpy(tmp->atm_addr, atm_addr, ATM_ESA_LEN); in lec_arp_update()
1860 tmp->vcc = entry->vcc; in lec_arp_update()
1861 tmp->old_push = entry->old_push; in lec_arp_update()
1862 tmp->last_used = jiffies; in lec_arp_update()
1863 del_timer(&entry->timer); in lec_arp_update()
1867 entry->status = ESI_FORWARD_DIRECT; in lec_arp_update()
1868 ether_addr_copy(entry->mac_addr, in lec_arp_update()
1870 entry->last_used = jiffies; in lec_arp_update()
1874 entry->flags |= LEC_REMOTE_FLAG; in lec_arp_update()
1876 entry->flags &= ~LEC_REMOTE_FLAG; in lec_arp_update()
1889 entry->status = ESI_UNKNOWN; in lec_arp_update()
1893 memcpy(entry->atm_addr, atm_addr, ATM_ESA_LEN); in lec_arp_update()
1894 del_timer(&entry->timer); in lec_arp_update()
1897 &priv->lec_arp_tables[i], next) { in lec_arp_update()
1899 !memcmp(tmp->atm_addr, atm_addr, ATM_ESA_LEN)) { in lec_arp_update()
1900 /* Vcc to this host exists */ in lec_arp_update()
1901 if (tmp->status > ESI_VC_PENDING) { in lec_arp_update()
1906 entry->vcc = tmp->vcc; in lec_arp_update()
1907 entry->old_push = tmp->old_push; in lec_arp_update()
1909 entry->status = tmp->status; in lec_arp_update()
1915 entry->flags |= LEC_REMOTE_FLAG; in lec_arp_update()
1917 entry->flags &= ~LEC_REMOTE_FLAG; in lec_arp_update()
1918 if (entry->status == ESI_ARP_PENDING || entry->status == ESI_UNKNOWN) { in lec_arp_update()
1919 entry->status = ESI_VC_PENDING; in lec_arp_update()
1920 send_to_lecd(priv, l_svc_setup, entry->mac_addr, atm_addr, NULL); in lec_arp_update()
1925 spin_unlock_irqrestore(&priv->lec_arp_lock, flags); in lec_arp_update()
1929 * Notifies: Vcc setup ready
1933 struct atm_vcc *vcc, in lec_vcc_added() argument
1934 void (*old_push) (struct atm_vcc *vcc, struct sk_buff *skb)) in lec_vcc_added()
1940 spin_lock_irqsave(&priv->lec_arp_lock, flags); in lec_vcc_added()
1941 /* Vcc for Multicast Forward. No timer, LANEv2 7.1.20 and 2.3.5.3 */ in lec_vcc_added()
1942 if (ioc_data->receive == 2) { in lec_vcc_added()
1950 memcpy(entry->atm_addr, ioc_data->atm_addr, ATM_ESA_LEN); in lec_vcc_added()
1951 entry->recv_vcc = vcc; in lec_vcc_added()
1952 entry->old_recv_push = old_push; in lec_vcc_added()
1957 del_timer(&entry->timer); in lec_vcc_added()
1958 memcpy(entry->atm_addr, ioc_data->atm_addr, ATM_ESA_LEN); in lec_vcc_added()
1959 entry->recv_vcc = vcc; in lec_vcc_added()
1960 entry->old_recv_push = old_push; in lec_vcc_added()
1961 hlist_add_head(&entry->next, &priv->mcast_fwds); in lec_vcc_added()
1963 } else if (ioc_data->receive == 1) { in lec_vcc_added()
1965 * Vcc which we don't want to make default vcc, in lec_vcc_added()
1969 ATM_ESA_LEN, ioc_data->atm_addr); in lec_vcc_added()
1973 memcpy(entry->atm_addr, ioc_data->atm_addr, ATM_ESA_LEN); in lec_vcc_added()
1974 eth_zero_addr(entry->mac_addr); in lec_vcc_added()
1975 entry->recv_vcc = vcc; in lec_vcc_added()
1976 entry->old_recv_push = old_push; in lec_vcc_added()
1977 entry->status = ESI_UNKNOWN; in lec_vcc_added()
1978 entry->timer.expires = jiffies + priv->vcc_timeout_period; in lec_vcc_added()
1979 entry->timer.function = lec_arp_expire_vcc; in lec_vcc_added()
1980 hlist_add_head(&entry->next, &priv->lec_no_forward); in lec_vcc_added()
1981 add_timer(&entry->timer); in lec_vcc_added()
1986 ATM_ESA_LEN, ioc_data->atm_addr); in lec_vcc_added()
1989 &priv->lec_arp_tables[i], next) { in lec_vcc_added()
1991 (ioc_data->atm_addr, entry->atm_addr, in lec_vcc_added()
1994 pr_debug("Currently -> Vcc: %d, Rvcc:%d\n", in lec_vcc_added()
1995 entry->vcc ? entry->vcc->vci : 0, in lec_vcc_added()
1996 entry->recv_vcc ? entry->recv_vcc-> in lec_vcc_added()
1999 del_timer(&entry->timer); in lec_vcc_added()
2000 entry->vcc = vcc; in lec_vcc_added()
2001 entry->old_push = old_push; in lec_vcc_added()
2002 if (entry->status == ESI_VC_PENDING) { in lec_vcc_added()
2003 if (priv->maximum_unknown_frame_count in lec_vcc_added()
2005 entry->status = in lec_vcc_added()
2008 entry->timestamp = jiffies; in lec_vcc_added()
2009 entry->status = in lec_vcc_added()
2014 entry->atm_addr, in lec_vcc_added()
2024 * we formed into default VCC (8.1.11). in lec_vcc_added()
2036 pr_debug("After vcc was added\n"); in lec_vcc_added()
2042 * from this vcc in lec_vcc_added()
2047 entry->vcc = vcc; in lec_vcc_added()
2048 entry->old_push = old_push; in lec_vcc_added()
2049 memcpy(entry->atm_addr, ioc_data->atm_addr, ATM_ESA_LEN); in lec_vcc_added()
2050 eth_zero_addr(entry->mac_addr); in lec_vcc_added()
2051 entry->status = ESI_UNKNOWN; in lec_vcc_added()
2052 hlist_add_head(&entry->next, &priv->lec_arp_empty_ones); in lec_vcc_added()
2053 entry->timer.expires = jiffies + priv->vcc_timeout_period; in lec_vcc_added()
2054 entry->timer.function = lec_arp_expire_vcc; in lec_vcc_added()
2055 add_timer(&entry->timer); in lec_vcc_added()
2056 pr_debug("After vcc was added\n"); in lec_vcc_added()
2059 spin_unlock_irqrestore(&priv->lec_arp_lock, flags); in lec_vcc_added()
2070 spin_lock_irqsave(&priv->lec_arp_lock, flags); in lec_flush_complete()
2073 &priv->lec_arp_tables[i], next) { in lec_flush_complete()
2074 if (entry->flush_tran_id == tran_id && in lec_flush_complete()
2075 entry->status == ESI_FLUSH_PENDING) { in lec_flush_complete()
2077 struct atm_vcc *vcc = entry->vcc; in lec_flush_complete() local
2080 spin_unlock_irqrestore(&priv->lec_arp_lock, in lec_flush_complete()
2082 while ((skb = skb_dequeue(&entry->tx_wait))) in lec_flush_complete()
2083 lec_send(vcc, skb); in lec_flush_complete()
2084 entry->last_used = jiffies; in lec_flush_complete()
2085 entry->status = ESI_FORWARD_DIRECT; in lec_flush_complete()
2092 spin_unlock_irqrestore(&priv->lec_arp_lock, flags); in lec_flush_complete()
2104 spin_lock_irqsave(&priv->lec_arp_lock, flags); in lec_set_flush_tran_id()
2107 &priv->lec_arp_tables[i], next) { in lec_set_flush_tran_id()
2108 if (!memcmp(atm_addr, entry->atm_addr, ATM_ESA_LEN)) { in lec_set_flush_tran_id()
2109 entry->flush_tran_id = tran_id; in lec_set_flush_tran_id()
2110 pr_debug("Set flush transaction id to %lx for %p\n", in lec_set_flush_tran_id()
2114 spin_unlock_irqrestore(&priv->lec_arp_lock, flags); in lec_set_flush_tran_id()
2117 static int lec_mcast_make(struct lec_priv *priv, struct atm_vcc *vcc) in lec_mcast_make() argument
2129 return -ENOMEM; in lec_mcast_make()
2130 vpriv->xoff = 0; in lec_mcast_make()
2131 vpriv->old_pop = vcc->pop; in lec_mcast_make()
2132 vcc->user_back = vpriv; in lec_mcast_make()
2133 vcc->pop = lec_pop; in lec_mcast_make()
2134 spin_lock_irqsave(&priv->lec_arp_lock, flags); in lec_mcast_make()
2137 vcc->pop = vpriv->old_pop; in lec_mcast_make()
2139 err = -ENOMEM; in lec_mcast_make()
2142 memcpy(to_add->atm_addr, vcc->remote.sas_addr.prv, ATM_ESA_LEN); in lec_mcast_make()
2143 to_add->status = ESI_FORWARD_DIRECT; in lec_mcast_make()
2144 to_add->flags |= LEC_PERMANENT_FLAG; in lec_mcast_make()
2145 to_add->vcc = vcc; in lec_mcast_make()
2146 to_add->old_push = vcc->push; in lec_mcast_make()
2147 vcc->push = lec_push; in lec_mcast_make()
2148 priv->mcast_vcc = vcc; in lec_mcast_make()
2151 spin_unlock_irqrestore(&priv->lec_arp_lock, flags); in lec_mcast_make()
2155 static void lec_vcc_close(struct lec_priv *priv, struct atm_vcc *vcc) in lec_vcc_close() argument
2162 pr_debug("LEC_ARP: lec_vcc_close vpi:%d vci:%d\n", vcc->vpi, vcc->vci); in lec_vcc_close()
2165 spin_lock_irqsave(&priv->lec_arp_lock, flags); in lec_vcc_close()
2169 &priv->lec_arp_tables[i], next) { in lec_vcc_close()
2170 if (vcc == entry->vcc) { in lec_vcc_close()
2173 if (priv->mcast_vcc == vcc) in lec_vcc_close()
2174 priv->mcast_vcc = NULL; in lec_vcc_close()
2180 &priv->lec_arp_empty_ones, next) { in lec_vcc_close()
2181 if (entry->vcc == vcc) { in lec_vcc_close()
2183 del_timer(&entry->timer); in lec_vcc_close()
2184 hlist_del(&entry->next); in lec_vcc_close()
2190 &priv->lec_no_forward, next) { in lec_vcc_close()
2191 if (entry->recv_vcc == vcc) { in lec_vcc_close()
2193 del_timer(&entry->timer); in lec_vcc_close()
2194 hlist_del(&entry->next); in lec_vcc_close()
2199 hlist_for_each_entry_safe(entry, next, &priv->mcast_fwds, next) { in lec_vcc_close()
2200 if (entry->recv_vcc == vcc) { in lec_vcc_close()
2203 hlist_del(&entry->next); in lec_vcc_close()
2208 spin_unlock_irqrestore(&priv->lec_arp_lock, flags); in lec_vcc_close()
2214 struct atm_vcc *vcc, struct sk_buff *skb) in lec_arp_check_empties() argument
2219 struct lecdatahdr_8023 *hdr = (struct lecdatahdr_8023 *)skb->data; in lec_arp_check_empties()
2220 unsigned char *src = hdr->h_source; in lec_arp_check_empties()
2222 spin_lock_irqsave(&priv->lec_arp_lock, flags); in lec_arp_check_empties()
2224 &priv->lec_arp_empty_ones, next) { in lec_arp_check_empties()
2225 if (vcc == entry->vcc) { in lec_arp_check_empties()
2226 del_timer(&entry->timer); in lec_arp_check_empties()
2227 ether_addr_copy(entry->mac_addr, src); in lec_arp_check_empties()
2228 entry->status = ESI_FORWARD_DIRECT; in lec_arp_check_empties()
2229 entry->last_used = jiffies; in lec_arp_check_empties()
2236 hlist_del(&entry->next); in lec_arp_check_empties()
2243 spin_unlock_irqrestore(&priv->lec_arp_lock, flags); in lec_arp_check_empties()