mac80211: A-MPDU Tx MLME data initialization

This patch initialize A-MPDU MLME data for Tx sessions.

Signed-off-by: Ron Rindjunsky <ron.rindjunsky@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 12 insertions, 1 deletions

diff --git a/net/mac80211/sta_info.c b/net/mac80211/sta_info.c
index 1f74bd296357..ddc1f47194dd 100644
--- a/net/mac80211/sta_info.c
+++ b/net/mac80211/sta_info.c
@@ -117,8 +117,10 @@ static void sta_info_release(struct kref *kref)
         while ((skb = skb_dequeue(&sta->tx_filtered)) != NULL) {
                 dev_kfree_skb_any(skb);
         }
-        for (i = 0; i <  STA_TID_NUM; i++)
+        for (i = 0; i <  STA_TID_NUM; i++) {
                 del_timer_sync(&sta->ampdu_mlme.tid_rx[i].session_timer);
+                del_timer_sync(&sta->ampdu_mlme.tid_tx[i].addba_resp_timer);
+        }
         rate_control_free_sta(sta->rate_ctrl, sta->rate_ctrl_priv);
         rate_control_put(sta->rate_ctrl);
         kfree(sta);
@@ -157,17 +159,26 @@ struct sta_info * sta_info_add(struct ieee80211_local *local,
         sta->local = local;
         sta->dev = dev;
         spin_lock_init(&sta->ampdu_mlme.ampdu_rx);
+        spin_lock_init(&sta->ampdu_mlme.ampdu_tx);
         for (i = 0; i < STA_TID_NUM; i++) {
                 /* timer_to_tid must be initialized with identity mapping to
                  * enable session_timer's data differentiation. refer to
                  * sta_rx_agg_session_timer_expired for useage */
                 sta->timer_to_tid[i] = i;
+                /* tid to tx queue: initialize according to HW (0 is valid) */
+                sta->tid_to_tx_q[i] = local->hw.queues;
                 /* rx timers */
                 sta->ampdu_mlme.tid_rx[i].session_timer.function =
                         sta_rx_agg_session_timer_expired;
                 sta->ampdu_mlme.tid_rx[i].session_timer.data =
                         (unsigned long)&sta->timer_to_tid[i];
                 init_timer(&sta->ampdu_mlme.tid_rx[i].session_timer);
+                /* tx timers */
+                sta->ampdu_mlme.tid_tx[i].addba_resp_timer.function =
+                        sta_addba_resp_timer_expired;
+                sta->ampdu_mlme.tid_tx[i].addba_resp_timer.data =
+                        (unsigned long)&sta->timer_to_tid[i];
+                init_timer(&sta->ampdu_mlme.tid_tx[i].addba_resp_timer);
         }
         skb_queue_head_init(&sta->ps_tx_buf);
         skb_queue_head_init(&sta->tx_filtered);