diff options
Diffstat (limited to 'net/mac80211')
-rw-r--r-- | net/mac80211/Kconfig | 11 | ||||
-rw-r--r-- | net/mac80211/cfg.c | 36 | ||||
-rw-r--r-- | net/mac80211/debugfs_netdev.c | 3 | ||||
-rw-r--r-- | net/mac80211/debugfs_sta.c | 14 | ||||
-rw-r--r-- | net/mac80211/driver-ops.h | 34 | ||||
-rw-r--r-- | net/mac80211/ieee80211_i.h | 1 | ||||
-rw-r--r-- | net/mac80211/iface.c | 15 | ||||
-rw-r--r-- | net/mac80211/main.c | 6 | ||||
-rw-r--r-- | net/mac80211/mesh.c | 8 | ||||
-rw-r--r-- | net/mac80211/mesh.h | 3 | ||||
-rw-r--r-- | net/mac80211/mesh_plink.c | 35 | ||||
-rw-r--r-- | net/mac80211/mlme.c | 65 | ||||
-rw-r--r-- | net/mac80211/rx.c | 42 | ||||
-rw-r--r-- | net/mac80211/scan.c | 22 | ||||
-rw-r--r-- | net/mac80211/sta_info.c | 11 | ||||
-rw-r--r-- | net/mac80211/sta_info.h | 2 | ||||
-rw-r--r-- | net/mac80211/status.c | 7 | ||||
-rw-r--r-- | net/mac80211/trace.h | 18 | ||||
-rw-r--r-- | net/mac80211/tx.c | 15 | ||||
-rw-r--r-- | net/mac80211/util.c | 51 |
20 files changed, 294 insertions, 105 deletions
diff --git a/net/mac80211/Kconfig b/net/mac80211/Kconfig index f869e35d0974..be471fe95048 100644 --- a/net/mac80211/Kconfig +++ b/net/mac80211/Kconfig @@ -57,14 +57,13 @@ comment "Some wireless drivers require a rate control algorithm" depends on MAC80211 && MAC80211_HAS_RC=n config MAC80211_MESH - bool "Enable mac80211 mesh networking (pre-802.11s) support" + bool "Enable mac80211 mesh networking support" depends on MAC80211 ---help--- - This options enables support of Draft 802.11s mesh networking. - The implementation is based on Draft 2.08 of the Mesh Networking - amendment. However, no compliance with that draft is claimed or even - possible, as drafts leave a number of identifiers to be defined after - ratification. For more information visit http://o11s.org/. + Select this option to enable 802.11 mesh operation in mac80211 + drivers that support it. 802.11 mesh connects multiple stations + over (possibly multi-hop) wireless links to form a single logical + LAN. config MAC80211_LEDS bool "Enable LED triggers" diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c index 51622333d460..de65fe3ed9cc 100644 --- a/net/mac80211/cfg.c +++ b/net/mac80211/cfg.c @@ -800,8 +800,8 @@ static int ieee80211_set_ftm_responder_params( u8 *pos; int len; - if ((!lci || !lci_len) && (!civicloc || !civicloc_len)) - return 1; + if (!lci_len && !civicloc_len) + return 0; bss_conf = &sdata->vif.bss_conf; old = bss_conf->ftmr_params; @@ -2028,6 +2028,9 @@ static int ieee80211_update_mesh_config(struct wiphy *wiphy, nconf->dot11MeshAwakeWindowDuration; if (_chg_mesh_attr(NL80211_MESHCONF_PLINK_TIMEOUT, mask)) conf->plink_timeout = nconf->plink_timeout; + if (_chg_mesh_attr(NL80211_MESHCONF_CONNECTED_TO_GATE, mask)) + conf->dot11MeshConnectedToMeshGate = + nconf->dot11MeshConnectedToMeshGate; ieee80211_mbss_info_change_notify(sdata, BSS_CHANGED_BEACON); return 0; } @@ -2891,7 +2894,7 @@ cfg80211_beacon_dup(struct cfg80211_beacon_data *beacon) len = beacon->head_len + beacon->tail_len + beacon->beacon_ies_len + beacon->proberesp_ies_len + beacon->assocresp_ies_len + - beacon->probe_resp_len; + beacon->probe_resp_len + beacon->lci_len + beacon->civicloc_len; new_beacon = kzalloc(sizeof(*new_beacon) + len, GFP_KERNEL); if (!new_beacon) @@ -2934,8 +2937,9 @@ cfg80211_beacon_dup(struct cfg80211_beacon_data *beacon) memcpy(pos, beacon->probe_resp, beacon->probe_resp_len); pos += beacon->probe_resp_len; } - if (beacon->ftm_responder) - new_beacon->ftm_responder = beacon->ftm_responder; + + /* might copy -1, meaning no changes requested */ + new_beacon->ftm_responder = beacon->ftm_responder; if (beacon->lci) { new_beacon->lci_len = beacon->lci_len; new_beacon->lci = pos; @@ -3849,6 +3853,26 @@ ieee80211_get_ftm_responder_stats(struct wiphy *wiphy, return drv_get_ftm_responder_stats(local, sdata, ftm_stats); } +static int +ieee80211_start_pmsr(struct wiphy *wiphy, struct wireless_dev *dev, + struct cfg80211_pmsr_request *request) +{ + struct ieee80211_local *local = wiphy_priv(wiphy); + struct ieee80211_sub_if_data *sdata = IEEE80211_WDEV_TO_SUB_IF(dev); + + return drv_start_pmsr(local, sdata, request); +} + +static void +ieee80211_abort_pmsr(struct wiphy *wiphy, struct wireless_dev *dev, + struct cfg80211_pmsr_request *request) +{ + struct ieee80211_local *local = wiphy_priv(wiphy); + struct ieee80211_sub_if_data *sdata = IEEE80211_WDEV_TO_SUB_IF(dev); + + return drv_abort_pmsr(local, sdata, request); +} + const struct cfg80211_ops mac80211_config_ops = { .add_virtual_intf = ieee80211_add_iface, .del_virtual_intf = ieee80211_del_iface, @@ -3944,4 +3968,6 @@ const struct cfg80211_ops mac80211_config_ops = { .tx_control_port = ieee80211_tx_control_port, .get_txq_stats = ieee80211_get_txq_stats, .get_ftm_responder_stats = ieee80211_get_ftm_responder_stats, + .start_pmsr = ieee80211_start_pmsr, + .abort_pmsr = ieee80211_abort_pmsr, }; diff --git a/net/mac80211/debugfs_netdev.c b/net/mac80211/debugfs_netdev.c index c813207bb123..cff0fb3578c9 100644 --- a/net/mac80211/debugfs_netdev.c +++ b/net/mac80211/debugfs_netdev.c @@ -641,6 +641,8 @@ IEEE80211_IF_FILE(dot11MeshHWMPconfirmationInterval, IEEE80211_IF_FILE(power_mode, u.mesh.mshcfg.power_mode, DEC); IEEE80211_IF_FILE(dot11MeshAwakeWindowDuration, u.mesh.mshcfg.dot11MeshAwakeWindowDuration, DEC); +IEEE80211_IF_FILE(dot11MeshConnectedToMeshGate, + u.mesh.mshcfg.dot11MeshConnectedToMeshGate, DEC); #endif #define DEBUGFS_ADD_MODE(name, mode) \ @@ -762,6 +764,7 @@ static void add_mesh_config(struct ieee80211_sub_if_data *sdata) MESHPARAMS_ADD(dot11MeshHWMPconfirmationInterval); MESHPARAMS_ADD(power_mode); MESHPARAMS_ADD(dot11MeshAwakeWindowDuration); + MESHPARAMS_ADD(dot11MeshConnectedToMeshGate); #undef MESHPARAMS_ADD } #endif diff --git a/net/mac80211/debugfs_sta.c b/net/mac80211/debugfs_sta.c index af5185a836e5..b753194710ad 100644 --- a/net/mac80211/debugfs_sta.c +++ b/net/mac80211/debugfs_sta.c @@ -795,22 +795,22 @@ static ssize_t sta_he_capa_read(struct file *file, char __user *userbuf, #define PRINT_NSS_SUPP(f, n) \ do { \ - int i; \ + int _i; \ u16 v = le16_to_cpu(nss->f); \ p += scnprintf(p, buf_sz + buf - p, n ": %#.4x\n", v); \ - for (i = 0; i < 8; i += 2) { \ - switch ((v >> i) & 0x3) { \ + for (_i = 0; _i < 8; _i += 2) { \ + switch ((v >> _i) & 0x3) { \ case 0: \ - PRINT(n "-%d-SUPPORT-0-7", i / 2); \ + PRINT(n "-%d-SUPPORT-0-7", _i / 2); \ break; \ case 1: \ - PRINT(n "-%d-SUPPORT-0-9", i / 2); \ + PRINT(n "-%d-SUPPORT-0-9", _i / 2); \ break; \ case 2: \ - PRINT(n "-%d-SUPPORT-0-11", i / 2); \ + PRINT(n "-%d-SUPPORT-0-11", _i / 2); \ break; \ case 3: \ - PRINT(n "-%d-NOT-SUPPORTED", i / 2); \ + PRINT(n "-%d-NOT-SUPPORTED", _i / 2); \ break; \ } \ } \ diff --git a/net/mac80211/driver-ops.h b/net/mac80211/driver-ops.h index 0b1747a2313d..3e0d5922a440 100644 --- a/net/mac80211/driver-ops.h +++ b/net/mac80211/driver-ops.h @@ -1199,6 +1199,40 @@ drv_get_ftm_responder_stats(struct ieee80211_local *local, return ret; } +static inline int drv_start_pmsr(struct ieee80211_local *local, + struct ieee80211_sub_if_data *sdata, + struct cfg80211_pmsr_request *request) +{ + int ret = -EOPNOTSUPP; + + might_sleep(); + if (!check_sdata_in_driver(sdata)) + return -EIO; + + trace_drv_start_pmsr(local, sdata); + + if (local->ops->start_pmsr) + ret = local->ops->start_pmsr(&local->hw, &sdata->vif, request); + trace_drv_return_int(local, ret); + + return ret; +} + +static inline void drv_abort_pmsr(struct ieee80211_local *local, + struct ieee80211_sub_if_data *sdata, + struct cfg80211_pmsr_request *request) +{ + trace_drv_abort_pmsr(local, sdata); + + might_sleep(); + if (!check_sdata_in_driver(sdata)) + return; + + if (local->ops->abort_pmsr) + local->ops->abort_pmsr(&local->hw, &sdata->vif, request); + trace_drv_return_void(local); +} + static inline int drv_start_nan(struct ieee80211_local *local, struct ieee80211_sub_if_data *sdata, struct cfg80211_nan_conf *conf) diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h index 10a05062e4a0..7dfb4e2f98b2 100644 --- a/net/mac80211/ieee80211_i.h +++ b/net/mac80211/ieee80211_i.h @@ -500,6 +500,7 @@ struct ieee80211_if_managed { unsigned int uapsd_max_sp_len; int wmm_last_param_set; + int mu_edca_last_param_set; u8 use_4addr; diff --git a/net/mac80211/iface.c b/net/mac80211/iface.c index 5836ddeac9e3..4a6ff1482a9f 100644 --- a/net/mac80211/iface.c +++ b/net/mac80211/iface.c @@ -7,6 +7,7 @@ * Copyright 2008, Johannes Berg <johannes@sipsolutions.net> * Copyright 2013-2014 Intel Mobile Communications GmbH * Copyright (c) 2016 Intel Deutschland GmbH + * Copyright (C) 2018 Intel Corporation * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as @@ -1015,6 +1016,8 @@ static void ieee80211_do_stop(struct ieee80211_sub_if_data *sdata, if (local->open_count == 0) ieee80211_clear_tx_pending(local); + sdata->vif.bss_conf.beacon_int = 0; + /* * If the interface goes down while suspended, presumably because * the device was unplugged and that happens before our resume, @@ -1799,7 +1802,7 @@ int ieee80211_if_add(struct ieee80211_local *local, const char *name, } ieee80211_assign_perm_addr(local, ndev->perm_addr, type); - if (params && is_valid_ether_addr(params->macaddr)) + if (is_valid_ether_addr(params->macaddr)) memcpy(ndev->dev_addr, params->macaddr, ETH_ALEN); else memcpy(ndev->dev_addr, ndev->perm_addr, ETH_ALEN); @@ -1868,11 +1871,9 @@ int ieee80211_if_add(struct ieee80211_local *local, const char *name, ieee80211_setup_sdata(sdata, type); if (ndev) { - if (params) { - ndev->ieee80211_ptr->use_4addr = params->use_4addr; - if (type == NL80211_IFTYPE_STATION) - sdata->u.mgd.use_4addr = params->use_4addr; - } + ndev->ieee80211_ptr->use_4addr = params->use_4addr; + if (type == NL80211_IFTYPE_STATION) + sdata->u.mgd.use_4addr = params->use_4addr; ndev->features |= local->hw.netdev_features; @@ -1949,6 +1950,8 @@ void ieee80211_remove_interfaces(struct ieee80211_local *local) WARN(local->open_count, "%s: open count remains %d\n", wiphy_name(local->hw.wiphy), local->open_count); + ieee80211_txq_teardown_flows(local); + mutex_lock(&local->iflist_mtx); list_for_each_entry_safe(sdata, tmp, &local->interfaces, list) { list_del(&sdata->list); diff --git a/net/mac80211/main.c b/net/mac80211/main.c index 83e71e6b2ebe..87a729926734 100644 --- a/net/mac80211/main.c +++ b/net/mac80211/main.c @@ -1221,8 +1221,10 @@ int ieee80211_register_hw(struct ieee80211_hw *hw) /* add one default STA interface if supported */ if (local->hw.wiphy->interface_modes & BIT(NL80211_IFTYPE_STATION) && !ieee80211_hw_check(hw, NO_AUTO_VIF)) { + struct vif_params params = {0}; + result = ieee80211_if_add(local, "wlan%d", NET_NAME_ENUM, NULL, - NL80211_IFTYPE_STATION, NULL); + NL80211_IFTYPE_STATION, ¶ms); if (result) wiphy_warn(local->hw.wiphy, "Failed to add default virtual iface\n"); @@ -1262,7 +1264,6 @@ int ieee80211_register_hw(struct ieee80211_hw *hw) rtnl_unlock(); ieee80211_led_exit(local); ieee80211_wep_free(local); - ieee80211_txq_teardown_flows(local); fail_flows: destroy_workqueue(local->workqueue); fail_workqueue: @@ -1288,7 +1289,6 @@ void ieee80211_unregister_hw(struct ieee80211_hw *hw) #if IS_ENABLED(CONFIG_IPV6) unregister_inet6addr_notifier(&local->ifa6_notifier); #endif - ieee80211_txq_teardown_flows(local); rtnl_lock(); diff --git a/net/mac80211/mesh.c b/net/mac80211/mesh.c index 8bad414c52ad..c90452aa0c42 100644 --- a/net/mac80211/mesh.c +++ b/net/mac80211/mesh.c @@ -254,6 +254,9 @@ int mesh_add_meshconf_ie(struct ieee80211_sub_if_data *sdata, struct ieee80211_if_mesh *ifmsh = &sdata->u.mesh; u8 *pos, neighbors; u8 meshconf_len = sizeof(struct ieee80211_meshconf_ie); + bool is_connected_to_gate = ifmsh->num_gates > 0 || + ifmsh->mshcfg.dot11MeshGateAnnouncementProtocol || + ifmsh->mshcfg.dot11MeshConnectedToMeshGate; if (skb_tailroom(skb) < 2 + meshconf_len) return -ENOMEM; @@ -278,7 +281,7 @@ int mesh_add_meshconf_ie(struct ieee80211_sub_if_data *sdata, /* Mesh Formation Info - number of neighbors */ neighbors = atomic_read(&ifmsh->estab_plinks); neighbors = min_t(int, neighbors, IEEE80211_MAX_MESH_PEERINGS); - *pos++ = neighbors << 1; + *pos++ = (neighbors << 1) | is_connected_to_gate; /* Mesh capability */ *pos = 0x00; *pos |= ifmsh->mshcfg.dot11MeshForwarding ? @@ -1191,7 +1194,8 @@ static void ieee80211_mesh_rx_bcn_presp(struct ieee80211_sub_if_data *sdata, if (!sdata->u.mesh.user_mpm || sdata->u.mesh.mshcfg.rssi_threshold == 0 || sdata->u.mesh.mshcfg.rssi_threshold < rx_status->signal) - mesh_neighbour_update(sdata, mgmt->sa, &elems); + mesh_neighbour_update(sdata, mgmt->sa, &elems, + rx_status); } if (ifmsh->sync_ops) diff --git a/net/mac80211/mesh.h b/net/mac80211/mesh.h index 21526630bf65..cad6592c52a1 100644 --- a/net/mac80211/mesh.h +++ b/net/mac80211/mesh.h @@ -273,7 +273,8 @@ int mesh_gate_num(struct ieee80211_sub_if_data *sdata); /* Mesh plinks */ void mesh_neighbour_update(struct ieee80211_sub_if_data *sdata, - u8 *hw_addr, struct ieee802_11_elems *ie); + u8 *hw_addr, struct ieee802_11_elems *ie, + struct ieee80211_rx_status *rx_status); bool mesh_peer_accepts_plinks(struct ieee802_11_elems *ie); u32 mesh_accept_plinks_update(struct ieee80211_sub_if_data *sdata); void mesh_plink_timer(struct timer_list *t); diff --git a/net/mac80211/mesh_plink.c b/net/mac80211/mesh_plink.c index 5b5b0f95ffd1..33055c8ed37e 100644 --- a/net/mac80211/mesh_plink.c +++ b/net/mac80211/mesh_plink.c @@ -513,7 +513,8 @@ __mesh_sta_info_alloc(struct ieee80211_sub_if_data *sdata, u8 *hw_addr) static struct sta_info * mesh_sta_info_alloc(struct ieee80211_sub_if_data *sdata, u8 *addr, - struct ieee802_11_elems *elems) + struct ieee802_11_elems *elems, + struct ieee80211_rx_status *rx_status) { struct sta_info *sta = NULL; @@ -521,11 +522,17 @@ mesh_sta_info_alloc(struct ieee80211_sub_if_data *sdata, u8 *addr, if (sdata->u.mesh.user_mpm || sdata->u.mesh.security & IEEE80211_MESH_SEC_AUTHED) { if (mesh_peer_accepts_plinks(elems) && - mesh_plink_availables(sdata)) + mesh_plink_availables(sdata)) { + int sig = 0; + + if (ieee80211_hw_check(&sdata->local->hw, SIGNAL_DBM)) + sig = rx_status->signal; + cfg80211_notify_new_peer_candidate(sdata->dev, addr, elems->ie_start, elems->total_len, - GFP_KERNEL); + sig, GFP_KERNEL); + } } else sta = __mesh_sta_info_alloc(sdata, addr); @@ -538,13 +545,15 @@ mesh_sta_info_alloc(struct ieee80211_sub_if_data *sdata, u8 *addr, * @sdata: local meshif * @addr: peer's address * @elems: IEs from beacon or mesh peering frame. + * @rx_status: rx status for the frame for signal reporting * * Return existing or newly allocated sta_info under RCU read lock. * (re)initialize with given IEs. */ static struct sta_info * mesh_sta_info_get(struct ieee80211_sub_if_data *sdata, - u8 *addr, struct ieee802_11_elems *elems) __acquires(RCU) + u8 *addr, struct ieee802_11_elems *elems, + struct ieee80211_rx_status *rx_status) __acquires(RCU) { struct sta_info *sta = NULL; @@ -555,7 +564,7 @@ mesh_sta_info_get(struct ieee80211_sub_if_data *sdata, } else { rcu_read_unlock(); /* can't run atomic */ - sta = mesh_sta_info_alloc(sdata, addr, elems); + sta = mesh_sta_info_alloc(sdata, addr, elems, rx_status); if (!sta) { rcu_read_lock(); return NULL; @@ -576,20 +585,25 @@ mesh_sta_info_get(struct ieee80211_sub_if_data *sdata, * @sdata: local meshif * @addr: peer's address * @elems: IEs from beacon or mesh peering frame + * @rx_status: rx status for the frame for signal reporting * * Initiates peering if appropriate. */ void mesh_neighbour_update(struct ieee80211_sub_if_data *sdata, u8 *hw_addr, - struct ieee802_11_elems *elems) + struct ieee802_11_elems *elems, + struct ieee80211_rx_status *rx_status) { struct sta_info *sta; u32 changed = 0; - sta = mesh_sta_info_get(sdata, hw_addr, elems); + sta = mesh_sta_info_get(sdata, hw_addr, elems, rx_status); if (!sta) goto out; + sta->mesh->connected_to_gate = elems->mesh_config->meshconf_form & + IEEE80211_MESHCONF_FORM_CONNECTED_TO_GATE; + if (mesh_peer_accepts_plinks(elems) && sta->mesh->plink_state == NL80211_PLINK_LISTEN && sdata->u.mesh.accepting_plinks && @@ -1069,7 +1083,8 @@ out: static void mesh_process_plink_frame(struct ieee80211_sub_if_data *sdata, struct ieee80211_mgmt *mgmt, - struct ieee802_11_elems *elems) + struct ieee802_11_elems *elems, + struct ieee80211_rx_status *rx_status) { struct sta_info *sta; @@ -1134,7 +1149,7 @@ mesh_process_plink_frame(struct ieee80211_sub_if_data *sdata, if (event == OPN_ACPT) { rcu_read_unlock(); /* allocate sta entry if necessary and update info */ - sta = mesh_sta_info_get(sdata, mgmt->sa, elems); + sta = mesh_sta_info_get(sdata, mgmt->sa, elems, rx_status); if (!sta) { mpl_dbg(sdata, "Mesh plink: failed to init peer!\n"); goto unlock_rcu; @@ -1200,5 +1215,5 @@ void mesh_rx_plink_frame(struct ieee80211_sub_if_data *sdata, return; } ieee802_11_parse_elems(baseaddr, len - baselen, true, &elems); - mesh_process_plink_frame(sdata, mgmt, &elems); + mesh_process_plink_frame(sdata, mgmt, &elems, rx_status); } diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c index d2bc8d57c87e..687821567287 100644 --- a/net/mac80211/mlme.c +++ b/net/mac80211/mlme.c @@ -916,6 +916,15 @@ static void ieee80211_send_assoc(struct ieee80211_sub_if_data *sdata) ieee80211_add_vht_ie(sdata, skb, sband, &assoc_data->ap_vht_cap); + /* + * If AP doesn't support HT, mark HE as disabled. + * If on the 5GHz band, make sure it supports VHT. + */ + if (ifmgd->flags & IEEE80211_STA_DISABLE_HT || + (sband->band == NL80211_BAND_5GHZ && + ifmgd->flags & IEEE80211_STA_DISABLE_VHT)) + ifmgd->flags |= IEEE80211_STA_DISABLE_HE; + if (!(ifmgd->flags & IEEE80211_STA_DISABLE_HE)) ieee80211_add_he_ie(sdata, skb, sband); @@ -1869,7 +1878,7 @@ ieee80211_sta_wmm_params(struct ieee80211_local *local, struct ieee80211_tx_queue_params params[IEEE80211_NUM_ACS]; struct ieee80211_if_managed *ifmgd = &sdata->u.mgd; size_t left; - int count, ac; + int count, mu_edca_count, ac; const u8 *pos; u8 uapsd_queues = 0; @@ -1889,9 +1898,16 @@ ieee80211_sta_wmm_params(struct ieee80211_local *local, uapsd_queues = ifmgd->uapsd_queues; count = wmm_param[6] & 0x0f; - if (count == ifmgd->wmm_last_param_set) + /* -1 is the initial value of ifmgd->mu_edca_last_param_set. + * if mu_edca was preset before and now it disappeared tell + * the driver about it. + */ + mu_edca_count = mu_edca ? mu_edca->mu_qos_info & 0x0f : -1; + if (count == ifmgd->wmm_last_param_set && + mu_edca_count == ifmgd->mu_edca_last_param_set) return false; ifmgd->wmm_last_param_set = count; + ifmgd->mu_edca_last_param_set = mu_edca_count; pos = wmm_param + 8; left = wmm_param_len - 8; @@ -2766,6 +2782,7 @@ static bool ieee80211_mark_sta_auth(struct ieee80211_sub_if_data *sdata, { struct ieee80211_if_managed *ifmgd = &sdata->u.mgd; struct sta_info *sta; + bool result = true; sdata_info(sdata, "authenticated\n"); ifmgd->auth_data->done = true; @@ -2778,15 +2795,18 @@ static bool ieee80211_mark_sta_auth(struct ieee80211_sub_if_data *sdata, sta = sta_info_get(sdata, bssid); if (!sta) { WARN_ONCE(1, "%s: STA %pM not found", sdata->name, bssid); - return false; + result = false; + goto out; } if (sta_info_move_state(sta, IEEE80211_STA_AUTH)) { sdata_info(sdata, "failed moving %pM to auth\n", bssid); - return false; + result = false; + goto out; } - mutex_unlock(&sdata->local->sta_mtx); - return true; +out: + mutex_unlock(&sdata->local->sta_mtx); + return result; } static void ieee80211_rx_mgmt_auth(struct ieee80211_sub_if_data *sdata, @@ -3058,6 +3078,19 @@ static void ieee80211_get_rates(struct ieee80211_supported_band *sband, } } +static bool ieee80211_twt_req_supported(const struct sta_info *sta, + const struct ieee802_11_elems *elems) +{ + if (elems->ext_capab_len < 10) + return false; + + if (!(elems->ext_capab[9] & WLAN_EXT_CAPA10_TWT_RESPONDER_SUPPORT)) + return false; + + return sta->sta.he_cap.he_cap_elem.mac_cap_info[0] & + IEEE80211_HE_MAC_CAP0_TWT_RES; +} + static bool ieee80211_assoc_success(struct ieee80211_sub_if_data *sdata, struct cfg80211_bss *cbss, struct ieee80211_mgmt *mgmt, size_t len) @@ -3211,16 +3244,6 @@ static bool ieee80211_assoc_success(struct ieee80211_sub_if_data *sdata, goto out; } - /* - * If AP doesn't support HT, or it doesn't have HE mandatory IEs, mark - * HE as disabled. If on the 5GHz band, make sure it supports VHT. - */ - if (ifmgd->flags & IEEE80211_STA_DISABLE_HT || - (sband->band == NL80211_BAND_5GHZ && - ifmgd->flags & IEEE80211_STA_DISABLE_VHT) || - (!elems.he_cap && !elems.he_operation)) - ifmgd->flags |= IEEE80211_STA_DISABLE_HE; - if (!(ifmgd->flags & IEEE80211_STA_DISABLE_HE) && (!elems.he_cap || !elems.he_operation)) { mutex_unlock(&sdata->local->sta_mtx); @@ -3247,8 +3270,11 @@ static bool ieee80211_assoc_success(struct ieee80211_sub_if_data *sdata, sta); bss_conf->he_support = sta->sta.he_cap.has_he; + bss_conf->twt_requester = + ieee80211_twt_req_supported(sta, &elems); } else { bss_conf->he_support = false; + bss_conf->twt_requester = false; } if (bss_conf->he_support) { @@ -3333,6 +3359,7 @@ static bool ieee80211_assoc_success(struct ieee80211_sub_if_data *sdata, * 4-bit value. */ ifmgd->wmm_last_param_set = -1; + ifmgd->mu_edca_last_param_set = -1; if (ifmgd->flags & IEEE80211_STA_DISABLE_WMM) { ieee80211_set_wmm_default(sdata, false, false); @@ -4656,8 +4683,10 @@ static int ieee80211_prep_channel(struct ieee80211_sub_if_data *sdata, } } - if (!(ifmgd->flags & IEEE80211_STA_DISABLE_HE) && - ieee80211_get_he_sta_cap(sband)) { + if (!ieee80211_get_he_sta_cap(sband)) + ifmgd->flags |= IEEE80211_STA_DISABLE_HE; + + if (!(ifmgd->flags & IEEE80211_STA_DISABLE_HE)) { const struct cfg80211_bss_ies *ies; const u8 *he_oper_ie; diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c index 3bd3b5769797..45aad3d3108c 100644 --- a/net/mac80211/rx.c +++ b/net/mac80211/rx.c @@ -143,6 +143,9 @@ ieee80211_rx_radiotap_hdrlen(struct ieee80211_local *local, /* allocate extra bitmaps */ if (status->chains) len += 4 * hweight8(status->chains); + /* vendor presence bitmap */ + if (status->flag & RX_FLAG_RADIOTAP_VENDOR_DATA) + len += 4; if (ieee80211_have_rx_timestamp(status)) { len = ALIGN(len, 8); @@ -207,8 +210,6 @@ ieee80211_rx_radiotap_hdrlen(struct ieee80211_local *local, if (status->flag & RX_FLAG_RADIOTAP_VENDOR_DATA) { struct ieee80211_vendor_radiotap *rtap = (void *)skb->data; - /* vendor presence bitmap */ - len += 4; /* alignment for fixed 6-byte vendor data header */ len = ALIGN(len, 2); /* vendor data header */ @@ -753,6 +754,7 @@ ieee80211_rx_monitor(struct ieee80211_local *local, struct sk_buff *origskb, struct ieee80211_sub_if_data *monitor_sdata = rcu_dereference(local->monitor_sdata); bool only_monitor = false; + unsigned int min_head_len; if (status->flag & RX_FLAG_RADIOTAP_HE) rtap_space += sizeof(struct ieee80211_radiotap_he); @@ -760,12 +762,18 @@ ieee80211_rx_monitor(struct ieee80211_local *local, struct sk_buff *origskb, if (status->flag & RX_FLAG_RADIOTAP_HE_MU) rtap_space += sizeof(struct ieee80211_radiotap_he_mu); + if (status->flag & RX_FLAG_RADIOTAP_LSIG) + rtap_space += sizeof(struct ieee80211_radiotap_lsig); + if (unlikely(status->flag & RX_FLAG_RADIOTAP_VENDOR_DATA)) { - struct ieee80211_vendor_radiotap *rtap = (void *)origskb->data; + struct ieee80211_vendor_radiotap *rtap = + (void *)(origskb->data + rtap_space); rtap_space += sizeof(*rtap) + rtap->len + rtap->pad; } + min_head_len = rtap_space; + /* * First, we may need to make a copy of the skb because * (1) we need to modify it for radiotap (if not present), and @@ -775,18 +783,23 @@ ieee80211_rx_monitor(struct ieee80211_local *local, struct sk_buff *origskb, * the SKB because it has a bad FCS/PLCP checksum. */ - if (ieee80211_hw_check(&local->hw, RX_INCLUDES_FCS)) { - if (unlikely(origskb->len <= FCS_LEN)) { - /* driver bug */ - WARN_ON(1); - dev_kfree_skb(origskb); - return NULL; + if (!(status->flag & RX_FLAG_NO_PSDU)) { + if (ieee80211_hw_check(&local->hw, RX_INCLUDES_FCS)) { + if (unlikely(origskb->len <= FCS_LEN + rtap_space)) { + /* driver bug */ + WARN_ON(1); + dev_kfree_skb(origskb); + return NULL; + } + present_fcs_len = FCS_LEN; } - present_fcs_len = FCS_LEN; + + /* also consider the hdr->frame_control */ + min_head_len += 2; } - /* ensure hdr->frame_control and vendor radiotap data are in skb head */ - if (!pskb_may_pull(origskb, 2 + rtap_space)) { + /* ensure that the expected data elements are in skb head */ + if (!pskb_may_pull(origskb, min_head_len)) { dev_kfree_skb(origskb); return NULL; } @@ -1403,6 +1416,7 @@ ieee80211_rx_h_check_dup(struct ieee80211_rx_data *rx) return RX_CONTINUE; if (ieee80211_is_ctl(hdr->frame_control) || + ieee80211_is_nullfunc(hdr->frame_control) || ieee80211_is_qos_nullfunc(hdr->frame_control) || is_multicast_ether_addr(hdr->addr1)) return RX_CONTINUE; @@ -3063,7 +3077,7 @@ ieee80211_rx_h_action(struct ieee80211_rx_data *rx) cfg80211_sta_opmode_change_notify(sdata->dev, rx->sta->addr, &sta_opmode, - GFP_KERNEL); + GFP_ATOMIC); goto handled; } case WLAN_HT_ACTION_NOTIFY_CHANWIDTH: { @@ -3100,7 +3114,7 @@ ieee80211_rx_h_action(struct ieee80211_rx_data *rx) cfg80211_sta_opmode_change_notify(sdata->dev, rx->sta->addr, &sta_opmode, - GFP_KERNEL); + GFP_ATOMIC); goto handled; } default: diff --git a/net/mac80211/scan.c b/net/mac80211/scan.c index 5d2a11777718..95413413f98c 100644 --- a/net/mac80211/scan.c +++ b/net/mac80211/scan.c @@ -356,7 +356,7 @@ static bool ieee80211_prep_hw_scan(struct ieee80211_local *local) static void __ieee80211_scan_completed(struct ieee80211_hw *hw, bool aborted) { struct ieee80211_local *local = hw_to_local(hw); - bool hw_scan = local->ops->hw_scan; + bool hw_scan = test_bit(SCAN_HW_SCANNING, &local->scanning); bool was_scanning = local->scanning; struct cfg80211_scan_request *scan_req; struct ieee80211_sub_if_data *scan_sdata; @@ -606,6 +606,7 @@ static int __ieee80211_start_scan(struct ieee80211_sub_if_data *sdata, struct cfg80211_scan_request *req) { struct ieee80211_local *local = sdata->local; + bool hw_scan = local->ops->hw_scan; int rc; lockdep_assert_held(&local->mtx); @@ -620,7 +621,8 @@ static int __ieee80211_start_scan(struct ieee80211_sub_if_data *sdata, return 0; } - if (local->ops->hw_scan) { + again: + if (hw_scan) { u8 *ies; local->hw_scan_ies_bufsize = local->scan_ies_len + req->ie_len; @@ -679,7 +681,7 @@ static int __ieee80211_start_scan(struct ieee80211_sub_if_data *sdata, else memcpy(local->scan_addr, sdata->vif.addr, ETH_ALEN); - if (local->ops->hw_scan) { + if (hw_scan) { __set_bit(SCAN_HW_SCANNING, &local->scanning); } else if ((req->n_channels == 1) && (req->channels[0] == local->_oper_chandef.chan)) { @@ -722,7 +724,7 @@ static int __ieee80211_start_scan(struct ieee80211_sub_if_data *sdata, ieee80211_recalc_idle(local); - if (local->ops->hw_scan) { + if (hw_scan) { WARN_ON(!ieee80211_prep_hw_scan(local)); rc = drv_hw_scan(local, sdata, local->hw_scan_req); } else { @@ -740,6 +742,18 @@ static int __ieee80211_start_scan(struct ieee80211_sub_if_data *sdata, RCU_INIT_POINTER(local->scan_sdata, NULL); } + if (hw_scan && rc == 1) { + /* + * we can't fall back to software for P2P-GO + * as it must update NoA etc. + */ + if (ieee80211_vif_type_p2p(&sdata->vif) == + NL80211_IFTYPE_P2P_GO) + return -EOPNOTSUPP; + hw_scan = false; + goto again; + } + return rc; } diff --git a/net/mac80211/sta_info.c b/net/mac80211/sta_info.c index fb8c2252ac0e..c4a8f115ed33 100644 --- a/net/mac80211/sta_info.c +++ b/net/mac80211/sta_info.c @@ -2253,11 +2253,8 @@ void sta_set_sinfo(struct sta_info *sta, struct station_info *sinfo, } if (tidstats && !cfg80211_sinfo_alloc_tid_stats(sinfo, GFP_KERNEL)) { - for (i = 0; i < IEEE80211_NUM_TIDS + 1; i++) { - struct cfg80211_tid_stats *tidstats = &sinfo->pertid[i]; - - sta_set_tidstats(sta, tidstats, i); - } + for (i = 0; i < IEEE80211_NUM_TIDS + 1; i++) + sta_set_tidstats(sta, &sinfo->pertid[i], i); } if (ieee80211_vif_is_mesh(&sdata->vif)) { @@ -2267,7 +2264,8 @@ void sta_set_sinfo(struct sta_info *sta, struct station_info *sinfo, BIT_ULL(NL80211_STA_INFO_PLINK_STATE) | BIT_ULL(NL80211_STA_INFO_LOCAL_PM) | BIT_ULL(NL80211_STA_INFO_PEER_PM) | - BIT_ULL(NL80211_STA_INFO_NONPEER_PM); + BIT_ULL(NL80211_STA_INFO_NONPEER_PM) | + BIT_ULL(NL80211_STA_INFO_CONNECTED_TO_GATE); sinfo->llid = sta->mesh->llid; sinfo->plid = sta->mesh->plid; @@ -2279,6 +2277,7 @@ void sta_set_sinfo(struct sta_info *sta, struct station_info *sinfo, sinfo->local_pm = sta->mesh->local_pm; sinfo->peer_pm = sta->mesh->peer_pm; sinfo->nonpeer_pm = sta->mesh->nonpeer_pm; + sinfo->connected_to_gate = sta->mesh->connected_to_gate; #endif } diff --git a/net/mac80211/sta_info.h b/net/mac80211/sta_info.h index 9a04327d71d1..8eb29041be54 100644 --- a/net/mac80211/sta_info.h +++ b/net/mac80211/sta_info.h @@ -364,6 +364,7 @@ DECLARE_EWMA(mesh_fail_avg, 20, 8) * @nonpeer_pm: STA power save mode towards non-peer neighbors * @processed_beacon: set to true after peer rates and capabilities are * processed + * @connected_to_gate: true if mesh STA has a path to a mesh gate * @fail_avg: moving percentage of failed MSDUs */ struct mesh_sta { @@ -381,6 +382,7 @@ struct mesh_sta |