mac80211: Add a new event in ieee80211_ampdu_mlme_action

Send a notification to the driver on succesful
reception of an ADDBA response, add IEEE80211_AMPDU_TX_RESUME
for this purpose.

Signed-off-by: Sujith <Sujith.Manoharan@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 9 insertions, 1 deletions

diff --git a/net/mac80211/ht.c b/net/mac80211/ht.c
index 08009d4b7d6e..3e231d756776 100644
--- a/net/mac80211/ht.c
+++ b/net/mac80211/ht.c
@@ -987,7 +987,7 @@ void ieee80211_process_addba_resp(struct ieee80211_local *local,
 {
         struct ieee80211_hw *hw = &local->hw;
         u16 capab;
-        u16 tid;
+        u16 tid, start_seq_num;
         u8 *state;
 
         capab = le16_to_cpu(mgmt->u.action.u.addba_resp.capab);
@@ -1024,6 +1024,14 @@ void ieee80211_process_addba_resp(struct ieee80211_local *local,
                     local->hw.ampdu_queues)
                         ieee80211_wake_queue(hw, sta->tid_to_tx_q[tid]);
 
+                if (local->ops->ampdu_action) {
+                        (void)local->ops->ampdu_action(hw,
+                                               IEEE80211_AMPDU_TX_RESUME,
+                                               &sta->sta, tid, &start_seq_num);
+                }
+#ifdef CONFIG_MAC80211_HT_DEBUG
+                printk(KERN_DEBUG "Resuming TX aggregation for tid %d\n", tid);
+#endif /* CONFIG_MAC80211_HT_DEBUG */
                 spin_unlock_bh(&sta->lock);
         } else {
                 sta->ampdu_mlme.addba_req_num[tid]++;