Merge tag 'mac80211-next-for-davem-2015-10-05' of git://git.kernel.org/pub/scm/linux...
[firefly-linux-kernel-4.4.55.git] / net / mac80211 / cfg.c
index bf7023f6c3278289f1100f7ce6fa4f56d72caa15..68e551e263c6bcf19e7641f034c2087fcc428d0b 100644 (file)
@@ -981,7 +981,7 @@ static int sta_apply_auth_flags(struct ieee80211_local *local,
                 * well. Some drivers require rate control initialized
                 * before drv_sta_state() is called.
                 */
-               if (test_sta_flag(sta, WLAN_STA_TDLS_PEER))
+               if (!test_sta_flag(sta, WLAN_STA_RATE_CONTROL))
                        rate_control_rate_init(sta);
 
                ret = sta_info_move_state(sta, IEEE80211_STA_ASSOC);
@@ -1019,6 +1019,65 @@ static int sta_apply_auth_flags(struct ieee80211_local *local,
        return 0;
 }
 
+static void sta_apply_mesh_params(struct ieee80211_local *local,
+                                 struct sta_info *sta,
+                                 struct station_parameters *params)
+{
+#ifdef CONFIG_MAC80211_MESH
+       struct ieee80211_sub_if_data *sdata = sta->sdata;
+       u32 changed = 0;
+
+       if (params->sta_modify_mask & STATION_PARAM_APPLY_PLINK_STATE) {
+               switch (params->plink_state) {
+               case NL80211_PLINK_ESTAB:
+                       if (sta->mesh->plink_state != NL80211_PLINK_ESTAB)
+                               changed = mesh_plink_inc_estab_count(sdata);
+                       sta->mesh->plink_state = params->plink_state;
+
+                       ieee80211_mps_sta_status_update(sta);
+                       changed |= ieee80211_mps_set_sta_local_pm(sta,
+                                     sdata->u.mesh.mshcfg.power_mode);
+                       break;
+               case NL80211_PLINK_LISTEN:
+               case NL80211_PLINK_BLOCKED:
+               case NL80211_PLINK_OPN_SNT:
+               case NL80211_PLINK_OPN_RCVD:
+               case NL80211_PLINK_CNF_RCVD:
+               case NL80211_PLINK_HOLDING:
+                       if (sta->mesh->plink_state == NL80211_PLINK_ESTAB)
+                               changed = mesh_plink_dec_estab_count(sdata);
+                       sta->mesh->plink_state = params->plink_state;
+
+                       ieee80211_mps_sta_status_update(sta);
+                       changed |= ieee80211_mps_set_sta_local_pm(sta,
+                                       NL80211_MESH_POWER_UNKNOWN);
+                       break;
+               default:
+                       /*  nothing  */
+                       break;
+               }
+       }
+
+       switch (params->plink_action) {
+       case NL80211_PLINK_ACTION_NO_ACTION:
+               /* nothing */
+               break;
+       case NL80211_PLINK_ACTION_OPEN:
+               changed |= mesh_plink_open(sta);
+               break;
+       case NL80211_PLINK_ACTION_BLOCK:
+               changed |= mesh_plink_block(sta);
+               break;
+       }
+
+       if (params->local_pm)
+               changed |= ieee80211_mps_set_sta_local_pm(sta,
+                                                         params->local_pm);
+
+       ieee80211_mbss_info_change_notify(sdata, changed);
+#endif
+}
+
 static int sta_apply_parameters(struct ieee80211_local *local,
                                struct sta_info *sta,
                                struct station_parameters *params)
@@ -1061,8 +1120,11 @@ static int sta_apply_parameters(struct ieee80211_local *local,
            local->hw.queues >= IEEE80211_NUM_ACS)
                sta->sta.wme = set & BIT(NL80211_STA_FLAG_WME);
 
-       /* auth flags will be set later for TDLS stations */
-       if (!test_sta_flag(sta, WLAN_STA_TDLS_PEER)) {
+       /* auth flags will be set later for TDLS,
+        * and for unassociated stations that move to assocaited */
+       if (!test_sta_flag(sta, WLAN_STA_TDLS_PEER) &&
+           !((mask & BIT(NL80211_STA_FLAG_ASSOCIATED)) &&
+             (set & BIT(NL80211_STA_FLAG_ASSOCIATED)))) {
                ret = sta_apply_auth_flags(local, sta, mask, set);
                if (ret)
                        return ret;
@@ -1076,7 +1138,6 @@ static int sta_apply_parameters(struct ieee80211_local *local,
        }
 
        if (mask & BIT(NL80211_STA_FLAG_MFP)) {
-               sta->sta.mfp = !!(set & BIT(NL80211_STA_FLAG_MFP));
                if (set & BIT(NL80211_STA_FLAG_MFP))
                        set_sta_flag(sta, WLAN_STA_MFP);
                else
@@ -1097,6 +1158,13 @@ static int sta_apply_parameters(struct ieee80211_local *local,
            params->ext_capab[3] & WLAN_EXT_CAPA4_TDLS_CHAN_SWITCH)
                set_sta_flag(sta, WLAN_STA_TDLS_CHAN_SWITCH);
 
+       if (test_sta_flag(sta, WLAN_STA_TDLS_PEER) &&
+           !sdata->u.mgd.tdls_wider_bw_prohibited &&
+           ieee80211_hw_check(&local->hw, TDLS_WIDER_BW) &&
+           params->ext_capab_len >= 8 &&
+           params->ext_capab[7] & WLAN_EXT_CAPA8_TDLS_WIDE_BW_ENABLED)
+               set_sta_flag(sta, WLAN_STA_TDLS_WIDER_BW);
+
        if (params->sta_modify_mask & STATION_PARAM_APPLY_UAPSD) {
                sta->sta.uapsd_queues = params->uapsd_queues;
                sta->sta.max_sp = params->max_sp;
@@ -1144,65 +1212,12 @@ static int sta_apply_parameters(struct ieee80211_local *local,
                                              band, false);
        }
 
-       if (ieee80211_vif_is_mesh(&sdata->vif)) {
-#ifdef CONFIG_MAC80211_MESH
-               u32 changed = 0;
-
-               if (params->sta_modify_mask & STATION_PARAM_APPLY_PLINK_STATE) {
-                       switch (params->plink_state) {
-                       case NL80211_PLINK_ESTAB:
-                               if (sta->plink_state != NL80211_PLINK_ESTAB)
-                                       changed = mesh_plink_inc_estab_count(
-                                                       sdata);
-                               sta->plink_state = params->plink_state;
-
-                               ieee80211_mps_sta_status_update(sta);
-                               changed |= ieee80211_mps_set_sta_local_pm(sta,
-                                             sdata->u.mesh.mshcfg.power_mode);
-                               break;
-                       case NL80211_PLINK_LISTEN:
-                       case NL80211_PLINK_BLOCKED:
-                       case NL80211_PLINK_OPN_SNT:
-                       case NL80211_PLINK_OPN_RCVD:
-                       case NL80211_PLINK_CNF_RCVD:
-                       case NL80211_PLINK_HOLDING:
-                               if (sta->plink_state == NL80211_PLINK_ESTAB)
-                                       changed = mesh_plink_dec_estab_count(
-                                                       sdata);
-                               sta->plink_state = params->plink_state;
-
-                               ieee80211_mps_sta_status_update(sta);
-                               changed |= ieee80211_mps_set_sta_local_pm(sta,
-                                               NL80211_MESH_POWER_UNKNOWN);
-                               break;
-                       default:
-                               /*  nothing  */
-                               break;
-                       }
-               }
-
-               switch (params->plink_action) {
-               case NL80211_PLINK_ACTION_NO_ACTION:
-                       /* nothing */
-                       break;
-               case NL80211_PLINK_ACTION_OPEN:
-                       changed |= mesh_plink_open(sta);
-                       break;
-               case NL80211_PLINK_ACTION_BLOCK:
-                       changed |= mesh_plink_block(sta);
-                       break;
-               }
-
-               if (params->local_pm)
-                       changed |=
-                             ieee80211_mps_set_sta_local_pm(sta,
-                                                            params->local_pm);
-               ieee80211_mbss_info_change_notify(sdata, changed);
-#endif
-       }
+       if (ieee80211_vif_is_mesh(&sdata->vif))
+               sta_apply_mesh_params(local, sta, params);
 
        /* set the STA state after all sta info from usermode has been set */
-       if (test_sta_flag(sta, WLAN_STA_TDLS_PEER)) {
+       if (test_sta_flag(sta, WLAN_STA_TDLS_PEER) ||
+           set & BIT(NL80211_STA_FLAG_ASSOCIATED)) {
                ret = sta_apply_auth_flags(local, sta, mask, set);
                if (ret)
                        return ret;
@@ -1244,12 +1259,14 @@ static int ieee80211_add_station(struct wiphy *wiphy, struct net_device *dev,
         * defaults -- if userspace wants something else we'll
         * change it accordingly in sta_apply_parameters()
         */
-       if (!(params->sta_flags_set & BIT(NL80211_STA_FLAG_TDLS_PEER))) {
+       if (!(params->sta_flags_set & BIT(NL80211_STA_FLAG_TDLS_PEER)) &&
+           !(params->sta_flags_set & (BIT(NL80211_STA_FLAG_AUTHENTICATED) |
+                                       BIT(NL80211_STA_FLAG_ASSOCIATED)))) {
                sta_info_pre_move_state(sta, IEEE80211_STA_AUTH);
                sta_info_pre_move_state(sta, IEEE80211_STA_ASSOC);
-       } else {
-               sta->sta.tdls = true;
        }
+       if (params->sta_flags_set & BIT(NL80211_STA_FLAG_TDLS_PEER))
+               sta->sta.tdls = true;
 
        err = sta_apply_parameters(local, sta, params);
        if (err) {
@@ -1258,10 +1275,12 @@ static int ieee80211_add_station(struct wiphy *wiphy, struct net_device *dev,
        }
 
        /*
-        * for TDLS, rate control should be initialized only when
-        * rates are known and station is marked authorized
+        * for TDLS and for unassociated station, rate control should be
+        * initialized only when rates are known and station is marked
+        * authorized/associated
         */
-       if (!test_sta_flag(sta, WLAN_STA_TDLS_PEER))
+       if (!test_sta_flag(sta, WLAN_STA_TDLS_PEER) &&
+           test_sta_flag(sta, WLAN_STA_ASSOC))
                rate_control_rate_init(sta);
 
        layer2_update = sdata->vif.type == NL80211_IFTYPE_AP_VLAN ||
@@ -1336,7 +1355,10 @@ static int ieee80211_change_station(struct wiphy *wiphy,
                break;
        case NL80211_IFTYPE_AP:
        case NL80211_IFTYPE_AP_VLAN:
-               statype = CFG80211_STA_AP_CLIENT;
+               if (test_sta_flag(sta, WLAN_STA_ASSOC))
+                       statype = CFG80211_STA_AP_CLIENT;
+               else
+                       statype = CFG80211_STA_AP_CLIENT_UNASSOC;
                break;
        default:
                err = -EOPNOTSUPP;
@@ -2358,6 +2380,8 @@ int __ieee80211_request_smps_mgd(struct ieee80211_sub_if_data *sdata,
        const u8 *ap;
        enum ieee80211_smps_mode old_req;
        int err;
+       struct sta_info *sta;
+       bool tdls_peer_found = false;
 
        lockdep_assert_held(&sdata->wdev.mtx);
 
@@ -2382,11 +2406,22 @@ int __ieee80211_request_smps_mgd(struct ieee80211_sub_if_data *sdata,
 
        ap = sdata->u.mgd.associated->bssid;
 
+       rcu_read_lock();
+       list_for_each_entry_rcu(sta, &sdata->local->sta_list, list) {
+               if (!sta->sta.tdls || sta->sdata != sdata || !sta->uploaded ||
+                   !test_sta_flag(sta, WLAN_STA_AUTHORIZED))
+                       continue;
+
+               tdls_peer_found = true;
+               break;
+       }
+       rcu_read_unlock();
+
        if (smps_mode == IEEE80211_SMPS_AUTOMATIC) {
-               if (sdata->u.mgd.powersave)
-                       smps_mode = IEEE80211_SMPS_DYNAMIC;
-               else
+               if (tdls_peer_found || !sdata->u.mgd.powersave)
                        smps_mode = IEEE80211_SMPS_OFF;
+               else
+                       smps_mode = IEEE80211_SMPS_DYNAMIC;
        }
 
        /* send SM PS frame to AP */
@@ -2394,6 +2429,8 @@ int __ieee80211_request_smps_mgd(struct ieee80211_sub_if_data *sdata,
                                         ap, ap);
        if (err)
                sdata->u.mgd.req_smps = old_req;
+       else if (smps_mode != IEEE80211_SMPS_OFF && tdls_peer_found)
+               ieee80211_teardown_tdls_peers(sdata);
 
        return err;
 }
@@ -2443,8 +2480,13 @@ static int ieee80211_set_cqm_rssi_config(struct wiphy *wiphy,
            rssi_hyst == bss_conf->cqm_rssi_hyst)
                return 0;
 
+       if (sdata->vif.driver_flags & IEEE80211_VIF_BEACON_FILTER &&
+           !(sdata->vif.driver_flags & IEEE80211_VIF_SUPPORTS_CQM_RSSI))
+               return -EOPNOTSUPP;
+
        bss_conf->cqm_rssi_thold = rssi_thold;
        bss_conf->cqm_rssi_hyst = rssi_hyst;
+       sdata->u.mgd.last_cqm_event_signal = 0;
 
        /* tell the driver upon association, unless already associated */
        if (sdata->u.mgd.associated &&
@@ -2479,16 +2521,28 @@ static int ieee80211_set_bitrate_mask(struct wiphy *wiphy,
                sdata->rc_rateidx_mask[i] = mask->control[i].legacy;
                memcpy(sdata->rc_rateidx_mcs_mask[i], mask->control[i].ht_mcs,
                       sizeof(mask->control[i].ht_mcs));
+               memcpy(sdata->rc_rateidx_vht_mcs_mask[i],
+                      mask->control[i].vht_mcs,
+                      sizeof(mask->control[i].vht_mcs));
 
                sdata->rc_has_mcs_mask[i] = false;
+               sdata->rc_has_vht_mcs_mask[i] = false;
                if (!sband)
                        continue;
 
-               for (j = 0; j < IEEE80211_HT_MCS_MASK_LEN; j++)
+               for (j = 0; j < IEEE80211_HT_MCS_MASK_LEN; j++) {
                        if (~sdata->rc_rateidx_mcs_mask[i][j]) {
                                sdata->rc_has_mcs_mask[i] = true;
                                break;
                        }
+               }
+
+               for (j = 0; j < NL80211_VHT_NSS_MAX; j++) {
+                       if (~sdata->rc_rateidx_vht_mcs_mask[i][j]) {
+                               sdata->rc_has_vht_mcs_mask[i] = true;
+                               break;
+                       }
+               }
        }
 
        return 0;
@@ -3480,18 +3534,32 @@ static void ieee80211_mgmt_frame_register(struct wiphy *wiphy,
                                          u16 frame_type, bool reg)
 {
        struct ieee80211_local *local = wiphy_priv(wiphy);
+       struct ieee80211_sub_if_data *sdata = IEEE80211_WDEV_TO_SUB_IF(wdev);
 
        switch (frame_type) {
        case IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_PROBE_REQ:
-               if (reg)
+               if (reg) {
                        local->probe_req_reg++;
-               else
-                       local->probe_req_reg--;
+                       sdata->vif.probe_req_reg++;
+               } else {
+                       if (local->probe_req_reg)
+                               local->probe_req_reg--;
+
+                       if (sdata->vif.probe_req_reg)
+                               sdata->vif.probe_req_reg--;
+               }
 
                if (!local->open_count)
                        break;
 
-               ieee80211_queue_work(&local->hw, &local->reconfig_filter);
+               if (sdata->vif.probe_req_reg == 1)
+                       drv_config_iface_filter(local, sdata, FIF_PROBE_REQ,
+                                               FIF_PROBE_REQ);
+               else if (sdata->vif.probe_req_reg == 0)
+                       drv_config_iface_filter(local, sdata, 0,
+                                               FIF_PROBE_REQ);
+
+               ieee80211_configure_filter(local);
                break;
        default:
                break;