diff options
| -rw-r--r-- | drivers/s390/net/qeth_main.c | 106 |
1 files changed, 80 insertions, 26 deletions
diff --git a/drivers/s390/net/qeth_main.c b/drivers/s390/net/qeth_main.c index ab50e0ea931..0a5d758b531 100644 --- a/drivers/s390/net/qeth_main.c +++ b/drivers/s390/net/qeth_main.c @@ -1,6 +1,6 @@ /* * - * linux/drivers/s390/net/qeth_main.c ($Revision: 1.235 $) + * linux/drivers/s390/net/qeth_main.c ($Revision: 1.236 $) * * Linux on zSeries OSA Express and HiperSockets support * @@ -12,7 +12,7 @@ * Frank Pavlic (pavlic@de.ibm.com) and * Thomas Spatzier <tspat@de.ibm.com> * - * $Revision: 1.235 $ $Date: 2005/05/04 20:19:18 $ + * $Revision: 1.236 $ $Date: 2005/05/04 20:19:18 $ * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -72,7 +72,7 @@ #include "qeth_eddp.h" #include "qeth_tso.h" -#define VERSION_QETH_C "$Revision: 1.235 $" +#define VERSION_QETH_C "$Revision: 1.236 $" static const char *version = "qeth S/390 OSA-Express driver"; /** @@ -602,11 +602,20 @@ __qeth_ref_ip_on_card(struct qeth_card *card, struct qeth_ipaddr *todo, int found = 0; list_for_each_entry(addr, &card->ip_list, entry) { + if (card->options.layer2) { + if ((addr->type == todo->type) && + (memcmp(&addr->mac, &todo->mac, + OSA_ADDR_LEN) == 0)) { + found = 1; + break; + } + continue; + } if ((addr->proto == QETH_PROT_IPV4) && (todo->proto == QETH_PROT_IPV4) && (addr->type == todo->type) && (addr->u.a4.addr == todo->u.a4.addr) && - (addr->u.a4.mask == todo->u.a4.mask) ){ + (addr->u.a4.mask == todo->u.a4.mask)) { found = 1; break; } @@ -615,12 +624,12 @@ __qeth_ref_ip_on_card(struct qeth_card *card, struct qeth_ipaddr *todo, (addr->type == todo->type) && (addr->u.a6.pfxlen == todo->u.a6.pfxlen) && (memcmp(&addr->u.a6.addr, &todo->u.a6.addr, - sizeof(struct in6_addr)) == 0)) { + sizeof(struct in6_addr)) == 0)) { found = 1; break; } } - if (found){ + if (found) { addr->users += todo->users; if (addr->users <= 0){ *__addr = addr; @@ -632,7 +641,7 @@ __qeth_ref_ip_on_card(struct qeth_card *card, struct qeth_ipaddr *todo, return 0; } } - if (todo->users > 0){ + if (todo->users > 0) { /* for VIPA and RXIP limit refcount to 1 */ if (todo->type != QETH_IP_TYPE_NORMAL) todo->users = 1; @@ -682,12 +691,22 @@ __qeth_insert_ip_todo(struct qeth_card *card, struct qeth_ipaddr *addr, int add) if ((addr->type == QETH_IP_TYPE_DEL_ALL_MC) && (tmp->type == QETH_IP_TYPE_DEL_ALL_MC)) return 0; + if (card->options.layer2) { + if ((tmp->type == addr->type) && + (tmp->is_multicast == addr->is_multicast) && + (memcmp(&tmp->mac, &addr->mac, + OSA_ADDR_LEN) == 0)) { + found = 1; + break; + } + continue; + } if ((tmp->proto == QETH_PROT_IPV4) && (addr->proto == QETH_PROT_IPV4) && (tmp->type == addr->type) && (tmp->is_multicast == addr->is_multicast) && (tmp->u.a4.addr == addr->u.a4.addr) && - (tmp->u.a4.mask == addr->u.a4.mask) ){ + (tmp->u.a4.mask == addr->u.a4.mask)) { found = 1; break; } @@ -697,7 +716,7 @@ __qeth_insert_ip_todo(struct qeth_card *card, struct qeth_ipaddr *addr, int add) (tmp->is_multicast == addr->is_multicast) && (tmp->u.a6.pfxlen == addr->u.a6.pfxlen) && (memcmp(&tmp->u.a6.addr, &addr->u.a6.addr, - sizeof(struct in6_addr)) == 0) ){ + sizeof(struct in6_addr)) == 0)) { found = 1; break; } @@ -707,7 +726,7 @@ __qeth_insert_ip_todo(struct qeth_card *card, struct qeth_ipaddr *addr, int add) tmp->users += addr->users; else tmp->users += add? 1:-1; - if (tmp->users == 0){ + if (tmp->users == 0) { list_del(&tmp->entry); kfree(tmp); } @@ -738,12 +757,15 @@ qeth_delete_ip(struct qeth_card *card, struct qeth_ipaddr *addr) unsigned long flags; int rc = 0; - QETH_DBF_TEXT(trace,4,"delip"); - if (addr->proto == QETH_PROT_IPV4) - QETH_DBF_HEX(trace,4,&addr->u.a4.addr,4); + QETH_DBF_TEXT(trace, 4, "delip"); + + if (card->options.layer2) + QETH_DBF_HEX(trace, 4, &addr->mac, 6); + else if (addr->proto == QETH_PROT_IPV4) + QETH_DBF_HEX(trace, 4, &addr->u.a4.addr, 4); else { - QETH_DBF_HEX(trace,4,&addr->u.a6.addr,8); - QETH_DBF_HEX(trace,4,((char *)&addr->u.a6.addr)+8,8); + QETH_DBF_HEX(trace, 4, &addr->u.a6.addr, 8); + QETH_DBF_HEX(trace, 4, ((char *)&addr->u.a6.addr) + 8, 8); } spin_lock_irqsave(&card->ip_lock, flags); rc = __qeth_insert_ip_todo(card, addr, 0); @@ -757,12 +779,14 @@ qeth_add_ip(struct qeth_card *card, struct qeth_ipaddr *addr) unsigned long flags; int rc = 0; - QETH_DBF_TEXT(trace,4,"addip"); - if (addr->proto == QETH_PROT_IPV4) - QETH_DBF_HEX(trace,4,&addr->u.a4.addr,4); + QETH_DBF_TEXT(trace, 4, "addip"); + if (card->options.layer2) + QETH_DBF_HEX(trace, 4, &addr->mac, 6); + else if (addr->proto == QETH_PROT_IPV4) + QETH_DBF_HEX(trace, 4, &addr->u.a4.addr, 4); else { - QETH_DBF_HEX(trace,4,&addr->u.a6.addr,8); - QETH_DBF_HEX(trace,4,((char *)&addr->u.a6.addr)+8,8); + QETH_DBF_HEX(trace, 4, &addr->u.a6.addr, 8); + QETH_DBF_HEX(trace, 4, ((char *)&addr->u.a6.addr) + 8, 8); } spin_lock_irqsave(&card->ip_lock, flags); rc = __qeth_insert_ip_todo(card, addr, 1); @@ -851,6 +875,7 @@ qeth_set_ip_addr_list(struct qeth_card *card) static void qeth_delete_mc_addresses(struct qeth_card *); static void qeth_add_multicast_ipv4(struct qeth_card *); +static void qeth_layer2_add_multicast(struct qeth_card *); #ifdef CONFIG_QETH_IPV6 static void qeth_add_multicast_ipv6(struct qeth_card *); #endif @@ -5301,8 +5326,7 @@ qeth_free_vlan_addresses4(struct qeth_card *card, unsigned short vid) struct qeth_ipaddr *addr; QETH_DBF_TEXT(trace, 4, "frvaddr4"); - if (!card->vlangrp) - return; + rcu_read_lock(); in_dev = __in_dev_get_rcu(card->vlangrp->vlan_devices[vid]); if (!in_dev) @@ -5330,8 +5354,7 @@ qeth_free_vlan_addresses6(struct qeth_card *card, unsigned short vid) struct qeth_ipaddr *addr; QETH_DBF_TEXT(trace, 4, "frvaddr6"); - if (!card->vlangrp) - return; + in6_dev = in6_dev_get(card->vlangrp->vlan_devices[vid]); if (!in6_dev) return; @@ -5350,6 +5373,15 @@ qeth_free_vlan_addresses6(struct qeth_card *card, unsigned short vid) #endif /* CONFIG_QETH_IPV6 */ } +static void +qeth_free_vlan_addresses(struct qeth_card *card, unsigned short vid) +{ + if (card->options.layer2 || !card->vlangrp) + return; + qeth_free_vlan_addresses4(card, vid); + qeth_free_vlan_addresses6(card, vid); +} + static int qeth_layer2_send_setdelvlan_cb(struct qeth_card *card, struct qeth_reply *reply, @@ -5432,8 +5464,7 @@ qeth_vlan_rx_kill_vid(struct net_device *dev, unsigned short vid) qeth_free_vlan_skbs(card, vid); spin_lock_irqsave(&card->vlanlock, flags); /* unregister IP addresses of vlan device */ - qeth_free_vlan_addresses4(card, vid); - qeth_free_vlan_addresses6(card, vid); + qeth_free_vlan_addresses(card, vid); if (card->vlangrp) card->vlangrp->vlan_devices[vid] = NULL; spin_unlock_irqrestore(&card->vlanlock, flags); @@ -5456,10 +5487,15 @@ qeth_set_multicast_list(struct net_device *dev) QETH_DBF_TEXT(trace,3,"setmulti"); qeth_delete_mc_addresses(card); + if (card->options.layer2) { + qeth_layer2_add_multicast(card); + goto out; + } qeth_add_multicast_ipv4(card); #ifdef CONFIG_QETH_IPV6 qeth_add_multicast_ipv6(card); #endif +out: if (qeth_set_thread_start_bit(card, QETH_SET_IP_THREAD) == 0) schedule_work(&card->kernel_thread_starter); } @@ -5669,6 +5705,24 @@ qeth_add_multicast_ipv4(struct qeth_card *card) in_dev_put(in4_dev); } +static void +qeth_layer2_add_multicast(struct qeth_card *card) +{ + struct qeth_ipaddr *ipm; + struct dev_mc_list *dm; + + QETH_DBF_TEXT(trace,4,"L2addmc"); + for (dm = card->dev->mc_list; dm; dm = dm->next) { + ipm = qeth_get_addr_buffer(QETH_PROT_IPV4); + if (!ipm) + continue; + memcpy(ipm->mac,dm->dmi_addr,MAX_ADDR_LEN); + ipm->is_multicast = 1; + if (!qeth_add_ip(card, ipm)) + kfree(ipm); + } +} + #ifdef CONFIG_QETH_IPV6 static inline void qeth_add_mc6(struct qeth_card *card, struct inet6_dev *in6_dev) |