diff options
Diffstat (limited to 'net/mac80211/mesh_ps.c')
| -rw-r--r-- | net/mac80211/mesh_ps.c | 37 |
1 files changed, 20 insertions, 17 deletions
diff --git a/net/mac80211/mesh_ps.c b/net/mac80211/mesh_ps.c index 22290a929b9..ad8b377b4b9 100644 --- a/net/mac80211/mesh_ps.c +++ b/net/mac80211/mesh_ps.c @@ -36,6 +36,7 @@ static struct sk_buff *mps_qos_null_get(struct sta_info *sta) sdata->vif.addr); nullfunc->frame_control = fc; nullfunc->duration_id = 0; + nullfunc->seq_ctrl = 0; /* no address resolution for this frame -> set addr 1 immediately */ memcpy(nullfunc->addr1, sta->sta.addr, ETH_ALEN); memset(skb_put(skb, 2), 0, 2); /* append QoS control field */ @@ -152,6 +153,9 @@ u32 ieee80211_mps_set_sta_local_pm(struct sta_info *sta, { struct ieee80211_sub_if_data *sdata = sta->sdata; + if (sta->local_pm == pm) + return 0; + mps_dbg(sdata, "local STA operates in mode %d with %pM\n", pm, sta->sta.addr); @@ -245,6 +249,14 @@ void ieee80211_mps_sta_status_update(struct sta_info *sta) do_buffer = (pm != NL80211_MESH_POWER_ACTIVE); + /* clear the MPSP flags for non-peers or active STA */ + if (sta->plink_state != NL80211_PLINK_ESTAB) { + clear_sta_flag(sta, WLAN_STA_MPSP_OWNER); + clear_sta_flag(sta, WLAN_STA_MPSP_RECIPIENT); + } else if (!do_buffer) { + clear_sta_flag(sta, WLAN_STA_MPSP_OWNER); + } + /* Don't let the same PS state be set twice */ if (test_sta_flag(sta, WLAN_STA_PS_STA) == do_buffer) return; @@ -257,14 +269,6 @@ void ieee80211_mps_sta_status_update(struct sta_info *sta) } else { ieee80211_sta_ps_deliver_wakeup(sta); } - - /* clear the MPSP flags for non-peers or active STA */ - if (sta->plink_state != NL80211_PLINK_ESTAB) { - clear_sta_flag(sta, WLAN_STA_MPSP_OWNER); - clear_sta_flag(sta, WLAN_STA_MPSP_RECIPIENT); - } else if (!do_buffer) { - clear_sta_flag(sta, WLAN_STA_MPSP_OWNER); - } } static void mps_set_sta_peer_pm(struct sta_info *sta, @@ -444,8 +448,7 @@ static void mpsp_qos_null_append(struct sta_info *sta, */ static void mps_frame_deliver(struct sta_info *sta, int n_frames) { - struct ieee80211_sub_if_data *sdata = sta->sdata; - struct ieee80211_local *local = sdata->local; + struct ieee80211_local *local = sta->sdata->local; int ac; struct sk_buff_head frames; struct sk_buff *skb; @@ -558,10 +561,10 @@ void ieee80211_mpsp_trigger_process(u8 *qc, struct sta_info *sta, } /** - * ieee80211_mps_frame_release - release buffered frames in response to beacon + * ieee80211_mps_frame_release - release frames buffered due to mesh power save * * @sta: mesh STA - * @elems: beacon IEs + * @elems: IEs of beacon or probe response * * For peers if we have individually-addressed frames buffered or the peer * indicates buffered frames, send a corresponding MPSP trigger frame. Since @@ -574,10 +577,9 @@ void ieee80211_mps_frame_release(struct sta_info *sta, int ac, buffer_local = 0; bool has_buffered = false; - /* TIM map only for LLID <= IEEE80211_MAX_AID */ if (sta->plink_state == NL80211_PLINK_ESTAB) has_buffered = ieee80211_check_tim(elems->tim, elems->tim_len, - le16_to_cpu(sta->llid) % IEEE80211_MAX_AID); + sta->llid); if (has_buffered) mps_dbg(sta->sdata, "%pM indicates buffered frames\n", @@ -588,9 +590,10 @@ void ieee80211_mps_frame_release(struct sta_info *sta, (!elems->awake_window || !le16_to_cpu(*elems->awake_window))) return; - for (ac = 0; ac < IEEE80211_NUM_ACS; ac++) - buffer_local += skb_queue_len(&sta->ps_tx_buf[ac]) + - skb_queue_len(&sta->tx_filtered[ac]); + if (!test_sta_flag(sta, WLAN_STA_MPSP_OWNER)) + for (ac = 0; ac < IEEE80211_NUM_ACS; ac++) + buffer_local += skb_queue_len(&sta->ps_tx_buf[ac]) + + skb_queue_len(&sta->tx_filtered[ac]); if (!has_buffered && !buffer_local) return; |