1 files changed, 43 insertions, 0 deletions

diff --git a/drivers/net/wireless/iwlwifi/iwl-rx.c b/drivers/net/wireless/iwlwifi/iwl-rx.c
index 9c346cc9476c..bfe1ad262484 100644
--- a/drivers/net/wireless/iwlwifi/iwl-rx.c
+++ b/drivers/net/wireless/iwlwifi/iwl-rx.c
@@ -468,6 +468,49 @@ void iwl_rx_missed_beacon_notif(struct iwl_priv *priv,
 }
 EXPORT_SYMBOL(iwl_rx_missed_beacon_notif);
 
+int iwl_rx_agg_start(struct iwl_priv *priv, const u8 *addr, int tid, u16 ssn)
+{
+        unsigned long flags;
+        int sta_id;
+
+        sta_id = iwl_find_station(priv, addr);
+        if (sta_id == IWL_INVALID_STATION)
+                return -ENXIO;
+
+        spin_lock_irqsave(&priv->sta_lock, flags);
+        priv->stations[sta_id].sta.station_flags_msk = 0;
+        priv->stations[sta_id].sta.sta.modify_mask = STA_MODIFY_ADDBA_TID_MSK;
+        priv->stations[sta_id].sta.add_immediate_ba_tid = (u8)tid;
+        priv->stations[sta_id].sta.add_immediate_ba_ssn = cpu_to_le16(ssn);
+        priv->stations[sta_id].sta.mode = STA_CONTROL_MODIFY_MSK;
+        spin_unlock_irqrestore(&priv->sta_lock, flags);
+
+        return iwl_send_add_sta(priv, &priv->stations[sta_id].sta,
+                                        CMD_ASYNC);
+}
+EXPORT_SYMBOL(iwl_rx_agg_start);
+
+int iwl_rx_agg_stop(struct iwl_priv *priv, const u8 *addr, int tid)
+{
+        unsigned long flags;
+        int sta_id;
+
+        sta_id = iwl_find_station(priv, addr);
+        if (sta_id == IWL_INVALID_STATION)
+                return -ENXIO;
+
+        spin_lock_irqsave(&priv->sta_lock, flags);
+        priv->stations[sta_id].sta.station_flags_msk = 0;
+        priv->stations[sta_id].sta.sta.modify_mask = STA_MODIFY_DELBA_TID_MSK;
+        priv->stations[sta_id].sta.remove_immediate_ba_tid = (u8)tid;
+        priv->stations[sta_id].sta.mode = STA_CONTROL_MODIFY_MSK;
+        spin_unlock_irqrestore(&priv->sta_lock, flags);
+
+        return iwl_send_add_sta(priv, &priv->stations[sta_id].sta,
+                                        CMD_ASYNC);
+}
+EXPORT_SYMBOL(iwl_rx_agg_stop);
+
 
 /* Calculate noise level, based on measurements during network silence just
  *   before arriving beacon.  This measurement can be done only if we know