2 * mac80211 configuration hooks for cfg80211
4 * Copyright 2006, 2007 Johannes Berg <johannes@sipsolutions.net>
6 * This file is GPLv2 as found in COPYING.
9 #include <linux/ieee80211.h>
10 #include <linux/nl80211.h>
11 #include <linux/rtnetlink.h>
12 #include <net/net_namespace.h>
13 #include <linux/rcupdate.h>
14 #include <net/cfg80211.h>
15 #include "ieee80211_i.h"
20 static bool nl80211_type_check(enum nl80211_iftype type)
23 case NL80211_IFTYPE_ADHOC:
24 case NL80211_IFTYPE_STATION:
25 case NL80211_IFTYPE_MONITOR:
26 #ifdef CONFIG_MAC80211_MESH
27 case NL80211_IFTYPE_MESH_POINT:
29 case NL80211_IFTYPE_AP:
30 case NL80211_IFTYPE_AP_VLAN:
31 case NL80211_IFTYPE_WDS:
38 static int ieee80211_add_iface(struct wiphy *wiphy, char *name,
39 enum nl80211_iftype type, u32 *flags,
40 struct vif_params *params)
42 struct ieee80211_local *local = wiphy_priv(wiphy);
43 struct net_device *dev;
44 struct ieee80211_sub_if_data *sdata;
47 if (!nl80211_type_check(type))
50 err = ieee80211_if_add(local, name, &dev, type, params);
51 if (err || type != NL80211_IFTYPE_MONITOR || !flags)
54 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
55 sdata->u.mntr_flags = *flags;
59 static int ieee80211_del_iface(struct wiphy *wiphy, int ifindex)
61 struct net_device *dev;
62 struct ieee80211_sub_if_data *sdata;
64 /* we're under RTNL */
65 dev = __dev_get_by_index(&init_net, ifindex);
69 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
71 ieee80211_if_remove(sdata);
76 static int ieee80211_change_iface(struct wiphy *wiphy, int ifindex,
77 enum nl80211_iftype type, u32 *flags,
78 struct vif_params *params)
80 struct net_device *dev;
81 struct ieee80211_sub_if_data *sdata;
84 /* we're under RTNL */
85 dev = __dev_get_by_index(&init_net, ifindex);
89 if (!nl80211_type_check(type))
92 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
94 ret = ieee80211_if_change_type(sdata, type);
98 if (netif_running(sdata->dev))
101 if (ieee80211_vif_is_mesh(&sdata->vif) && params->mesh_id_len)
102 ieee80211_sdata_set_mesh_id(sdata,
106 if (sdata->vif.type != NL80211_IFTYPE_MONITOR || !flags)
109 sdata->u.mntr_flags = *flags;
113 static int ieee80211_add_key(struct wiphy *wiphy, struct net_device *dev,
114 u8 key_idx, u8 *mac_addr,
115 struct key_params *params)
117 struct ieee80211_sub_if_data *sdata;
118 struct sta_info *sta = NULL;
119 enum ieee80211_key_alg alg;
120 struct ieee80211_key *key;
123 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
125 switch (params->cipher) {
126 case WLAN_CIPHER_SUITE_WEP40:
127 case WLAN_CIPHER_SUITE_WEP104:
130 case WLAN_CIPHER_SUITE_TKIP:
133 case WLAN_CIPHER_SUITE_CCMP:
140 key = ieee80211_key_alloc(alg, key_idx, params->key_len, params->key);
147 sta = sta_info_get(sdata->local, mac_addr);
149 ieee80211_key_free(key);
155 ieee80211_key_link(key, sdata, sta);
164 static int ieee80211_del_key(struct wiphy *wiphy, struct net_device *dev,
165 u8 key_idx, u8 *mac_addr)
167 struct ieee80211_sub_if_data *sdata;
168 struct sta_info *sta;
171 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
178 sta = sta_info_get(sdata->local, mac_addr);
183 ieee80211_key_free(sta->key);
191 if (!sdata->keys[key_idx]) {
196 ieee80211_key_free(sdata->keys[key_idx]);
197 WARN_ON(sdata->keys[key_idx]);
206 static int ieee80211_get_key(struct wiphy *wiphy, struct net_device *dev,
207 u8 key_idx, u8 *mac_addr, void *cookie,
208 void (*callback)(void *cookie,
209 struct key_params *params))
211 struct ieee80211_sub_if_data *sdata;
212 struct sta_info *sta = NULL;
214 struct key_params params;
215 struct ieee80211_key *key;
220 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
225 sta = sta_info_get(sdata->local, mac_addr);
231 key = sdata->keys[key_idx];
236 memset(¶ms, 0, sizeof(params));
238 switch (key->conf.alg) {
240 params.cipher = WLAN_CIPHER_SUITE_TKIP;
242 iv32 = key->u.tkip.tx.iv32;
243 iv16 = key->u.tkip.tx.iv16;
245 if (key->flags & KEY_FLAG_UPLOADED_TO_HARDWARE &&
246 sdata->local->ops->get_tkip_seq)
247 sdata->local->ops->get_tkip_seq(
248 local_to_hw(sdata->local),
249 key->conf.hw_key_idx,
252 seq[0] = iv16 & 0xff;
253 seq[1] = (iv16 >> 8) & 0xff;
254 seq[2] = iv32 & 0xff;
255 seq[3] = (iv32 >> 8) & 0xff;
256 seq[4] = (iv32 >> 16) & 0xff;
257 seq[5] = (iv32 >> 24) & 0xff;
262 params.cipher = WLAN_CIPHER_SUITE_CCMP;
263 seq[0] = key->u.ccmp.tx_pn[5];
264 seq[1] = key->u.ccmp.tx_pn[4];
265 seq[2] = key->u.ccmp.tx_pn[3];
266 seq[3] = key->u.ccmp.tx_pn[2];
267 seq[4] = key->u.ccmp.tx_pn[1];
268 seq[5] = key->u.ccmp.tx_pn[0];
273 if (key->conf.keylen == 5)
274 params.cipher = WLAN_CIPHER_SUITE_WEP40;
276 params.cipher = WLAN_CIPHER_SUITE_WEP104;
280 params.key = key->conf.key;
281 params.key_len = key->conf.keylen;
283 callback(cookie, ¶ms);
291 static int ieee80211_config_default_key(struct wiphy *wiphy,
292 struct net_device *dev,
295 struct ieee80211_sub_if_data *sdata;
299 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
300 ieee80211_set_default_key(sdata, key_idx);
307 static void sta_set_sinfo(struct sta_info *sta, struct station_info *sinfo)
309 struct ieee80211_sub_if_data *sdata = sta->sdata;
311 sinfo->filled = STATION_INFO_INACTIVE_TIME |
312 STATION_INFO_RX_BYTES |
313 STATION_INFO_TX_BYTES;
315 sinfo->inactive_time = jiffies_to_msecs(jiffies - sta->last_rx);
316 sinfo->rx_bytes = sta->rx_bytes;
317 sinfo->tx_bytes = sta->tx_bytes;
319 if (ieee80211_vif_is_mesh(&sdata->vif)) {
320 #ifdef CONFIG_MAC80211_MESH
321 sinfo->filled |= STATION_INFO_LLID |
323 STATION_INFO_PLINK_STATE;
325 sinfo->llid = le16_to_cpu(sta->llid);
326 sinfo->plid = le16_to_cpu(sta->plid);
327 sinfo->plink_state = sta->plink_state;
333 static int ieee80211_dump_station(struct wiphy *wiphy, struct net_device *dev,
334 int idx, u8 *mac, struct station_info *sinfo)
336 struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
337 struct sta_info *sta;
342 sta = sta_info_get_by_idx(local, idx, dev);
345 memcpy(mac, sta->sta.addr, ETH_ALEN);
346 sta_set_sinfo(sta, sinfo);
354 static int ieee80211_get_station(struct wiphy *wiphy, struct net_device *dev,
355 u8 *mac, struct station_info *sinfo)
357 struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
358 struct sta_info *sta;
363 /* XXX: verify sta->dev == dev */
365 sta = sta_info_get(local, mac);
368 sta_set_sinfo(sta, sinfo);
377 * This handles both adding a beacon and setting new beacon info
379 static int ieee80211_config_beacon(struct ieee80211_sub_if_data *sdata,
380 struct beacon_parameters *params)
382 struct beacon_data *new, *old;
383 int new_head_len, new_tail_len;
387 old = sdata->u.ap.beacon;
389 /* head must not be zero-length */
390 if (params->head && !params->head_len)
394 * This is a kludge. beacon interval should really be part
395 * of the beacon information.
397 if (params->interval) {
398 sdata->local->hw.conf.beacon_int = params->interval;
399 err = ieee80211_hw_config(sdata->local,
400 IEEE80211_CONF_CHANGE_BEACON_INTERVAL);
404 * We updated some parameter so if below bails out
410 /* Need to have a beacon head if we don't have one yet */
411 if (!params->head && !old)
414 /* sorry, no way to start beaconing without dtim period */
415 if (!params->dtim_period && !old)
418 /* new or old head? */
420 new_head_len = params->head_len;
422 new_head_len = old->head_len;
424 /* new or old tail? */
425 if (params->tail || !old)
426 /* params->tail_len will be zero for !params->tail */
427 new_tail_len = params->tail_len;
429 new_tail_len = old->tail_len;
431 size = sizeof(*new) + new_head_len + new_tail_len;
433 new = kzalloc(size, GFP_KERNEL);
437 /* start filling the new info now */
439 /* new or old dtim period? */
440 if (params->dtim_period)
441 new->dtim_period = params->dtim_period;
443 new->dtim_period = old->dtim_period;
446 * pointers go into the block we allocated,
447 * memory is | beacon_data | head | tail |
449 new->head = ((u8 *) new) + sizeof(*new);
450 new->tail = new->head + new_head_len;
451 new->head_len = new_head_len;
452 new->tail_len = new_tail_len;
456 memcpy(new->head, params->head, new_head_len);
458 memcpy(new->head, old->head, new_head_len);
460 /* copy in optional tail */
462 memcpy(new->tail, params->tail, new_tail_len);
465 memcpy(new->tail, old->tail, new_tail_len);
467 rcu_assign_pointer(sdata->u.ap.beacon, new);
473 return ieee80211_if_config(sdata, IEEE80211_IFCC_BEACON);
476 static int ieee80211_add_beacon(struct wiphy *wiphy, struct net_device *dev,
477 struct beacon_parameters *params)
479 struct ieee80211_sub_if_data *sdata;
480 struct beacon_data *old;
482 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
484 if (sdata->vif.type != NL80211_IFTYPE_AP)
487 old = sdata->u.ap.beacon;
492 return ieee80211_config_beacon(sdata, params);
495 static int ieee80211_set_beacon(struct wiphy *wiphy, struct net_device *dev,
496 struct beacon_parameters *params)
498 struct ieee80211_sub_if_data *sdata;
499 struct beacon_data *old;
501 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
503 if (sdata->vif.type != NL80211_IFTYPE_AP)
506 old = sdata->u.ap.beacon;
511 return ieee80211_config_beacon(sdata, params);
514 static int ieee80211_del_beacon(struct wiphy *wiphy, struct net_device *dev)
516 struct ieee80211_sub_if_data *sdata;
517 struct beacon_data *old;
519 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
521 if (sdata->vif.type != NL80211_IFTYPE_AP)
524 old = sdata->u.ap.beacon;
529 rcu_assign_pointer(sdata->u.ap.beacon, NULL);
533 return ieee80211_if_config(sdata, IEEE80211_IFCC_BEACON);
536 /* Layer 2 Update frame (802.2 Type 1 LLC XID Update response) */
537 struct iapp_layer2_update {
538 u8 da[ETH_ALEN]; /* broadcast */
539 u8 sa[ETH_ALEN]; /* STA addr */
545 } __attribute__ ((packed));
547 static void ieee80211_send_layer2_update(struct sta_info *sta)
549 struct iapp_layer2_update *msg;
552 /* Send Level 2 Update Frame to update forwarding tables in layer 2
555 skb = dev_alloc_skb(sizeof(*msg));
558 msg = (struct iapp_layer2_update *)skb_put(skb, sizeof(*msg));
560 /* 802.2 Type 1 Logical Link Control (LLC) Exchange Identifier (XID)
561 * Update response frame; IEEE Std 802.2-1998, 5.4.1.2.1 */
563 memset(msg->da, 0xff, ETH_ALEN);
564 memcpy(msg->sa, sta->sta.addr, ETH_ALEN);
567 msg->ssap = 0x01; /* NULL LSAP, CR Bit: Response */
568 msg->control = 0xaf; /* XID response lsb.1111F101.
569 * F=0 (no poll command; unsolicited frame) */
570 msg->xid_info[0] = 0x81; /* XID format identifier */
571 msg->xid_info[1] = 1; /* LLC types/classes: Type 1 LLC */
572 msg->xid_info[2] = 0; /* XID sender's receive window size (RW) */
574 skb->dev = sta->sdata->dev;
575 skb->protocol = eth_type_trans(skb, sta->sdata->dev);
576 memset(skb->cb, 0, sizeof(skb->cb));
580 static void sta_apply_parameters(struct ieee80211_local *local,
581 struct sta_info *sta,
582 struct station_parameters *params)
586 struct ieee80211_supported_band *sband;
587 struct ieee80211_sub_if_data *sdata = sta->sdata;
589 sband = local->hw.wiphy->bands[local->oper_channel->band];
592 * FIXME: updating the flags is racy when this function is
593 * called from ieee80211_change_station(), this will
594 * be resolved in a future patch.
597 if (params->station_flags & STATION_FLAG_CHANGED) {
598 spin_lock_bh(&sta->lock);
599 sta->flags &= ~WLAN_STA_AUTHORIZED;
600 if (params->station_flags & STATION_FLAG_AUTHORIZED)
601 sta->flags |= WLAN_STA_AUTHORIZED;
603 sta->flags &= ~WLAN_STA_SHORT_PREAMBLE;
604 if (params->station_flags & STATION_FLAG_SHORT_PREAMBLE)
605 sta->flags |= WLAN_STA_SHORT_PREAMBLE;
607 sta->flags &= ~WLAN_STA_WME;
608 if (params->station_flags & STATION_FLAG_WME)
609 sta->flags |= WLAN_STA_WME;
610 spin_unlock_bh(&sta->lock);
614 * FIXME: updating the following information is racy when this
615 * function is called from ieee80211_change_station().
616 * However, all this information should be static so
617 * maybe we should just reject attemps to change it.
621 sta->sta.aid = params->aid;
622 if (sta->sta.aid > IEEE80211_MAX_AID)
623 sta->sta.aid = 0; /* XXX: should this be an error? */
626 if (params->listen_interval >= 0)
627 sta->listen_interval = params->listen_interval;
629 if (params->supported_rates) {
632 for (i = 0; i < params->supported_rates_len; i++) {
633 int rate = (params->supported_rates[i] & 0x7f) * 5;
634 for (j = 0; j < sband->n_bitrates; j++) {
635 if (sband->bitrates[j].bitrate == rate)
639 sta->sta.supp_rates[local->oper_channel->band] = rates;
643 ieee80211_ht_cap_ie_to_sta_ht_cap(sband,
647 if (ieee80211_vif_is_mesh(&sdata->vif) && params->plink_action) {
648 switch (params->plink_action) {
649 case PLINK_ACTION_OPEN:
650 mesh_plink_open(sta);
652 case PLINK_ACTION_BLOCK:
653 mesh_plink_block(sta);
659 static int ieee80211_add_station(struct wiphy *wiphy, struct net_device *dev,
660 u8 *mac, struct station_parameters *params)
662 struct ieee80211_local *local = wiphy_priv(wiphy);
663 struct sta_info *sta;
664 struct ieee80211_sub_if_data *sdata;
667 /* Prevent a race with changing the rate control algorithm */
668 if (!netif_running(dev))
672 sdata = IEEE80211_DEV_TO_SUB_IF(params->vlan);
674 if (sdata->vif.type != NL80211_IFTYPE_AP_VLAN &&
675 sdata->vif.type != NL80211_IFTYPE_AP)
678 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
680 if (compare_ether_addr(mac, dev->dev_addr) == 0)
683 if (is_multicast_ether_addr(mac))
686 sta = sta_info_alloc(sdata, mac, GFP_KERNEL);
690 sta->flags = WLAN_STA_AUTH | WLAN_STA_ASSOC;
692 sta_apply_parameters(local, sta, params);
694 rate_control_rate_init(sta);
698 err = sta_info_insert(sta);
700 /* STA has been freed */
705 if (sdata->vif.type == NL80211_IFTYPE_AP_VLAN ||
706 sdata->vif.type == NL80211_IFTYPE_AP)
707 ieee80211_send_layer2_update(sta);
714 static int ieee80211_del_station(struct wiphy *wiphy, struct net_device *dev,
717 struct ieee80211_local *local = wiphy_priv(wiphy);
718 struct ieee80211_sub_if_data *sdata;
719 struct sta_info *sta;
721 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
726 /* XXX: get sta belonging to dev */
727 sta = sta_info_get(local, mac);
733 sta_info_unlink(&sta);
736 sta_info_destroy(sta);
738 sta_info_flush(local, sdata);
743 static int ieee80211_change_station(struct wiphy *wiphy,
744 struct net_device *dev,
746 struct station_parameters *params)
748 struct ieee80211_local *local = wiphy_priv(wiphy);
749 struct sta_info *sta;
750 struct ieee80211_sub_if_data *vlansdata;
754 /* XXX: get sta belonging to dev */
755 sta = sta_info_get(local, mac);
761 if (params->vlan && params->vlan != sta->sdata->dev) {
762 vlansdata = IEEE80211_DEV_TO_SUB_IF(params->vlan);
764 if (vlansdata->vif.type != NL80211_IFTYPE_AP_VLAN &&
765 vlansdata->vif.type != NL80211_IFTYPE_AP) {
770 sta->sdata = vlansdata;
771 ieee80211_send_layer2_update(sta);
774 sta_apply_parameters(local, sta, params);
781 #ifdef CONFIG_MAC80211_MESH
782 static int ieee80211_add_mpath(struct wiphy *wiphy, struct net_device *dev,
783 u8 *dst, u8 *next_hop)
785 struct ieee80211_local *local = wiphy_priv(wiphy);
786 struct ieee80211_sub_if_data *sdata;
787 struct mesh_path *mpath;
788 struct sta_info *sta;
791 if (!netif_running(dev))
794 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
796 if (sdata->vif.type != NL80211_IFTYPE_MESH_POINT)
800 sta = sta_info_get(local, next_hop);
806 err = mesh_path_add(dst, sdata);
812 mpath = mesh_path_lookup(dst, sdata);
817 mesh_path_fix_nexthop(mpath, sta);
823 static int ieee80211_del_mpath(struct wiphy *wiphy, struct net_device *dev,
826 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
829 return mesh_path_del(dst, sdata);
831 mesh_path_flush(sdata);
835 static int ieee80211_change_mpath(struct wiphy *wiphy,
836 struct net_device *dev,
837 u8 *dst, u8 *next_hop)
839 struct ieee80211_local *local = wiphy_priv(wiphy);
840 struct ieee80211_sub_if_data *sdata;
841 struct mesh_path *mpath;
842 struct sta_info *sta;
844 if (!netif_running(dev))
847 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
849 if (sdata->vif.type != NL80211_IFTYPE_MESH_POINT)
854 sta = sta_info_get(local, next_hop);
860 mpath = mesh_path_lookup(dst, sdata);
866 mesh_path_fix_nexthop(mpath, sta);
872 static void mpath_set_pinfo(struct mesh_path *mpath, u8 *next_hop,
873 struct mpath_info *pinfo)
876 memcpy(next_hop, mpath->next_hop->sta.addr, ETH_ALEN);
878 memset(next_hop, 0, ETH_ALEN);
880 pinfo->filled = MPATH_INFO_FRAME_QLEN |
884 MPATH_INFO_DISCOVERY_TIMEOUT |
885 MPATH_INFO_DISCOVERY_RETRIES |
888 pinfo->frame_qlen = mpath->frame_queue.qlen;
889 pinfo->dsn = mpath->dsn;
890 pinfo->metric = mpath->metric;
891 if (time_before(jiffies, mpath->exp_time))
892 pinfo->exptime = jiffies_to_msecs(mpath->exp_time - jiffies);
893 pinfo->discovery_timeout =
894 jiffies_to_msecs(mpath->discovery_timeout);
895 pinfo->discovery_retries = mpath->discovery_retries;
897 if (mpath->flags & MESH_PATH_ACTIVE)
898 pinfo->flags |= NL80211_MPATH_FLAG_ACTIVE;
899 if (mpath->flags & MESH_PATH_RESOLVING)
900 pinfo->flags |= NL80211_MPATH_FLAG_RESOLVING;
901 if (mpath->flags & MESH_PATH_DSN_VALID)
902 pinfo->flags |= NL80211_MPATH_FLAG_DSN_VALID;
903 if (mpath->flags & MESH_PATH_FIXED)
904 pinfo->flags |= NL80211_MPATH_FLAG_FIXED;
905 if (mpath->flags & MESH_PATH_RESOLVING)
906 pinfo->flags |= NL80211_MPATH_FLAG_RESOLVING;
908 pinfo->flags = mpath->flags;
911 static int ieee80211_get_mpath(struct wiphy *wiphy, struct net_device *dev,
912 u8 *dst, u8 *next_hop, struct mpath_info *pinfo)
915 struct ieee80211_sub_if_data *sdata;
916 struct mesh_path *mpath;
918 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
920 if (sdata->vif.type != NL80211_IFTYPE_MESH_POINT)
924 mpath = mesh_path_lookup(dst, sdata);
929 memcpy(dst, mpath->dst, ETH_ALEN);
930 mpath_set_pinfo(mpath, next_hop, pinfo);
935 static int ieee80211_dump_mpath(struct wiphy *wiphy, struct net_device *dev,
936 int idx, u8 *dst, u8 *next_hop,
937 struct mpath_info *pinfo)
939 struct ieee80211_sub_if_data *sdata;
940 struct mesh_path *mpath;
942 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
944 if (sdata->vif.type != NL80211_IFTYPE_MESH_POINT)
948 mpath = mesh_path_lookup_by_idx(idx, sdata);
953 memcpy(dst, mpath->dst, ETH_ALEN);
954 mpath_set_pinfo(mpath, next_hop, pinfo);
959 static int ieee80211_get_mesh_params(struct wiphy *wiphy,
960 struct net_device *dev,
961 struct mesh_config *conf)
963 struct ieee80211_sub_if_data *sdata;
964 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
966 if (sdata->vif.type != NL80211_IFTYPE_MESH_POINT)
968 memcpy(conf, &(sdata->u.mesh.mshcfg), sizeof(struct mesh_config));
972 static inline bool _chg_mesh_attr(enum nl80211_meshconf_params parm, u32 mask)
974 return (mask >> (parm-1)) & 0x1;
977 static int ieee80211_set_mesh_params(struct wiphy *wiphy,
978 struct net_device *dev,
979 const struct mesh_config *nconf, u32 mask)
981 struct mesh_config *conf;
982 struct ieee80211_sub_if_data *sdata;
983 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
985 if (sdata->vif.type != NL80211_IFTYPE_MESH_POINT)
988 /* Set the config options which we are interested in setting */
989 conf = &(sdata->u.mesh.mshcfg);
990 if (_chg_mesh_attr(NL80211_MESHCONF_RETRY_TIMEOUT, mask))
991 conf->dot11MeshRetryTimeout = nconf->dot11MeshRetryTimeout;
992 if (_chg_mesh_attr(NL80211_MESHCONF_CONFIRM_TIMEOUT, mask))
993 conf->dot11MeshConfirmTimeout = nconf->dot11MeshConfirmTimeout;
994 if (_chg_mesh_attr(NL80211_MESHCONF_HOLDING_TIMEOUT, mask))
995 conf->dot11MeshHoldingTimeout = nconf->dot11MeshHoldingTimeout;
996 if (_chg_mesh_attr(NL80211_MESHCONF_MAX_PEER_LINKS, mask))
997 conf->dot11MeshMaxPeerLinks = nconf->dot11MeshMaxPeerLinks;
998 if (_chg_mesh_attr(NL80211_MESHCONF_MAX_RETRIES, mask))
999 conf->dot11MeshMaxRetries = nconf->dot11MeshMaxRetries;
1000 if (_chg_mesh_attr(NL80211_MESHCONF_TTL, mask))
1001 conf->dot11MeshTTL = nconf->dot11MeshTTL;
1002 if (_chg_mesh_attr(NL80211_MESHCONF_AUTO_OPEN_PLINKS, mask))
1003 conf->auto_open_plinks = nconf->auto_open_plinks;
1004 if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_MAX_PREQ_RETRIES, mask))
1005 conf->dot11MeshHWMPmaxPREQretries =
1006 nconf->dot11MeshHWMPmaxPREQretries;
1007 if (_chg_mesh_attr(NL80211_MESHCONF_PATH_REFRESH_TIME, mask))
1008 conf->path_refresh_time = nconf->path_refresh_time;
1009 if (_chg_mesh_attr(NL80211_MESHCONF_MIN_DISCOVERY_TIMEOUT, mask))
1010 conf->min_discovery_timeout = nconf->min_discovery_timeout;
1011 if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_ACTIVE_PATH_TIMEOUT, mask))
1012 conf->dot11MeshHWMPactivePathTimeout =
1013 nconf->dot11MeshHWMPactivePathTimeout;
1014 if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_PREQ_MIN_INTERVAL, mask))
1015 conf->dot11MeshHWMPpreqMinInterval =
1016 nconf->dot11MeshHWMPpreqMinInterval;
1017 if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_NET_DIAM_TRVS_TIME,
1019 conf->dot11MeshHWMPnetDiameterTraversalTime =
1020 nconf->dot11MeshHWMPnetDiameterTraversalTime;
1026 static int ieee80211_change_bss(struct wiphy *wiphy,
1027 struct net_device *dev,
1028 struct bss_parameters *params)
1030 struct ieee80211_sub_if_data *sdata;
1033 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1035 if (sdata->vif.type != NL80211_IFTYPE_AP)
1038 if (params->use_cts_prot >= 0) {
1039 sdata->vif.bss_conf.use_cts_prot = params->use_cts_prot;
1040 changed |= BSS_CHANGED_ERP_CTS_PROT;
1042 if (params->use_short_preamble >= 0) {
1043 sdata->vif.bss_conf.use_short_preamble =
1044 params->use_short_preamble;
1045 changed |= BSS_CHANGED_ERP_PREAMBLE;
1047 if (params->use_short_slot_time >= 0) {
1048 sdata->vif.bss_conf.use_short_slot =
1049 params->use_short_slot_time;
1050 changed |= BSS_CHANGED_ERP_SLOT;
1053 if (params->basic_rates) {
1056 struct ieee80211_local *local = wiphy_priv(wiphy);
1057 struct ieee80211_supported_band *sband =
1058 wiphy->bands[local->oper_channel->band];
1060 for (i = 0; i < params->basic_rates_len; i++) {
1061 int rate = (params->basic_rates[i] & 0x7f) * 5;
1062 for (j = 0; j < sband->n_bitrates; j++) {
1063 if (sband->bitrates[j].bitrate == rate)
1067 sdata->vif.bss_conf.basic_rates = rates;
1068 changed |= BSS_CHANGED_BASIC_RATES;
1071 ieee80211_bss_info_change_notify(sdata, changed);
1076 static int ieee80211_set_txq_params(struct wiphy *wiphy,
1077 struct ieee80211_txq_params *params)
1079 struct ieee80211_local *local = wiphy_priv(wiphy);
1080 struct ieee80211_tx_queue_params p;
1082 if (!local->ops->conf_tx)
1085 memset(&p, 0, sizeof(p));
1086 p.aifs = params->aifs;
1087 p.cw_max = params->cwmax;
1088 p.cw_min = params->cwmin;
1089 p.txop = params->txop;
1090 if (local->ops->conf_tx(local_to_hw(local), params->queue, &p)) {
1091 printk(KERN_DEBUG "%s: failed to set TX queue "
1092 "parameters for queue %d\n", local->mdev->name,
1100 static int ieee80211_set_channel(struct wiphy *wiphy,
1101 struct ieee80211_channel *chan,
1102 enum nl80211_sec_chan_offset sec_chan_offset)
1104 struct ieee80211_local *local = wiphy_priv(wiphy);
1106 local->oper_channel = chan;
1107 local->oper_sec_chan_offset = sec_chan_offset;
1109 return ieee80211_hw_config(local, IEEE80211_CONF_CHANGE_CHANNEL);
1112 struct cfg80211_ops mac80211_config_ops = {
1113 .add_virtual_intf = ieee80211_add_iface,
1114 .del_virtual_intf = ieee80211_del_iface,
1115 .change_virtual_intf = ieee80211_change_iface,
1116 .add_key = ieee80211_add_key,
1117 .del_key = ieee80211_del_key,
1118 .get_key = ieee80211_get_key,
1119 .set_default_key = ieee80211_config_default_key,
1120 .add_beacon = ieee80211_add_beacon,
1121 .set_beacon = ieee80211_set_beacon,
1122 .del_beacon = ieee80211_del_beacon,
1123 .add_station = ieee80211_add_station,
1124 .del_station = ieee80211_del_station,
1125 .change_station = ieee80211_change_station,
1126 .get_station = ieee80211_get_station,
1127 .dump_station = ieee80211_dump_station,
1128 #ifdef CONFIG_MAC80211_MESH
1129 .add_mpath = ieee80211_add_mpath,
1130 .del_mpath = ieee80211_del_mpath,
1131 .change_mpath = ieee80211_change_mpath,
1132 .get_mpath = ieee80211_get_mpath,
1133 .dump_mpath = ieee80211_dump_mpath,
1134 .set_mesh_params = ieee80211_set_mesh_params,
1135 .get_mesh_params = ieee80211_get_mesh_params,
1137 .change_bss = ieee80211_change_bss,
1138 .set_txq_params = ieee80211_set_txq_params,
1139 .set_channel = ieee80211_set_channel,