diff options
Diffstat (limited to 'net/mac80211/mlme.c')
| -rw-r--r-- | net/mac80211/mlme.c | 50 |
1 files changed, 39 insertions, 11 deletions
diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c index 27600a9..3345401 100644 --- a/net/mac80211/mlme.c +++ b/net/mac80211/mlme.c @@ -975,16 +975,23 @@ static void ieee80211_chswitch_work(struct work_struct *work) /* XXX: shouldn't really modify cfg80211-owned data! */ ifmgd->associated->channel = sdata->csa_chandef.chan; + ieee80211_bss_info_change_notify(sdata, changed); + + mutex_lock(&local->mtx); + sdata->vif.csa_active = false; /* XXX: wait for a beacon first? */ - ieee80211_wake_queues_by_reason(&local->hw, + if (!ieee80211_csa_needs_block_tx(local)) + ieee80211_wake_queues_by_reason(&local->hw, IEEE80211_MAX_QUEUE_MAP, IEEE80211_QUEUE_STOP_REASON_CSA); + mutex_unlock(&local->mtx); - ieee80211_bss_info_change_notify(sdata, changed); - - out: - sdata->vif.csa_active = false; ifmgd->flags &= ~IEEE80211_STA_CSA_RECEIVED; + + ieee80211_sta_reset_beacon_monitor(sdata); + ieee80211_sta_reset_conn_monitor(sdata); + +out: sdata_unlock(sdata); } @@ -1089,7 +1096,7 @@ ieee80211_sta_process_chanswitch(struct ieee80211_sub_if_data *sdata, } chanctx = container_of(rcu_access_pointer(sdata->vif.chanctx_conf), struct ieee80211_chanctx, conf); - if (chanctx->refcount > 1) { + if (ieee80211_chanctx_refcount(local, chanctx) > 1) { sdata_info(sdata, "channel switch with multiple interfaces on the same channel, disconnecting\n"); ieee80211_queue_work(&local->hw, @@ -1100,12 +1107,16 @@ ieee80211_sta_process_chanswitch(struct ieee80211_sub_if_data *sdata, mutex_unlock(&local->chanctx_mtx); sdata->csa_chandef = csa_ie.chandef; + + mutex_lock(&local->mtx); sdata->vif.csa_active = true; + sdata->csa_block_tx = csa_ie.mode; - if (csa_ie.mode) + if (sdata->csa_block_tx) ieee80211_stop_queues_by_reason(&local->hw, - IEEE80211_MAX_QUEUE_MAP, - IEEE80211_QUEUE_STOP_REASON_CSA); + IEEE80211_MAX_QUEUE_MAP, + IEEE80211_QUEUE_STOP_REASON_CSA); + mutex_unlock(&local->mtx); if (local->ops->channel_switch) { /* use driver's channel switch callback */ @@ -1817,6 +1828,12 @@ static void ieee80211_set_disassoc(struct ieee80211_sub_if_data *sdata, ifmgd->flags = 0; mutex_lock(&local->mtx); ieee80211_vif_release_channel(sdata); + + sdata->vif.csa_active = false; + if (!ieee80211_csa_needs_block_tx(local)) + ieee80211_wake_queues_by_reason(&local->hw, + IEEE80211_MAX_QUEUE_MAP, + IEEE80211_QUEUE_STOP_REASON_CSA); mutex_unlock(&local->mtx); sdata->encrypt_headroom = IEEE80211_ENCRYPT_HEADROOM; @@ -2045,6 +2062,7 @@ EXPORT_SYMBOL(ieee80211_ap_probereq_get); static void __ieee80211_disconnect(struct ieee80211_sub_if_data *sdata) { + struct ieee80211_local *local = sdata->local; struct ieee80211_if_managed *ifmgd = &sdata->u.mgd; u8 frame_buf[IEEE80211_DEAUTH_FRAME_LEN]; @@ -2058,10 +2076,14 @@ static void __ieee80211_disconnect(struct ieee80211_sub_if_data *sdata) WLAN_REASON_DISASSOC_DUE_TO_INACTIVITY, true, frame_buf); ifmgd->flags &= ~IEEE80211_STA_CSA_RECEIVED; + + mutex_lock(&local->mtx); sdata->vif.csa_active = false; - ieee80211_wake_queues_by_reason(&sdata->local->hw, + if (!ieee80211_csa_needs_block_tx(local)) + ieee80211_wake_queues_by_reason(&local->hw, IEEE80211_MAX_QUEUE_MAP, IEEE80211_QUEUE_STOP_REASON_CSA); + mutex_unlock(&local->mtx); cfg80211_tx_mlme_mgmt(sdata->dev, frame_buf, IEEE80211_DEAUTH_FRAME_LEN); @@ -3546,6 +3568,9 @@ static void ieee80211_sta_bcn_mon_timer(unsigned long data) if (local->quiescing) return; + if (sdata->vif.csa_active) + return; + sdata->u.mgd.connection_loss = false; ieee80211_queue_work(&sdata->local->hw, &sdata->u.mgd.beacon_connection_loss_work); @@ -3561,6 +3586,9 @@ static void ieee80211_sta_conn_mon_timer(unsigned long data) if (local->quiescing) return; + if (sdata->vif.csa_active) + return; + ieee80211_queue_work(&local->hw, &ifmgd->monitor_work); } @@ -3707,7 +3735,7 @@ int ieee80211_max_network_latency(struct notifier_block *nb, ieee80211_recalc_ps(local, latency_usec); mutex_unlock(&local->iflist_mtx); - return 0; + return NOTIFY_OK; } static u8 ieee80211_ht_vht_rx_chains(struct ieee80211_sub_if_data *sdata, |
