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authorJohannes Berg <johannes.berg@intel.com>2010-06-10 12:21:43 +0400
committerJohn W. Linville <linville@tuxdriver.com>2010-06-14 23:39:27 +0400
commit67c282c00c9c06733aae229662d209957f6d23a7 (patch)
tree698270941e46c873e2c34fda0428ea457cd1926b /net/mac80211/ht.c
parent0ab337032a0dfcd5f2527d3306d3deeba5f95b59 (diff)
downloadlinux-67c282c00c9c06733aae229662d209957f6d23a7.tar.xz
mac80211: move BA session work
Move the block-ack session works into common code, since it will be needed for RX agg too in the next patches. Signed-off-by: Johannes Berg <johannes.berg@intel.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'net/mac80211/ht.c')
-rw-r--r--net/mac80211/ht.c32
1 files changed, 32 insertions, 0 deletions
diff --git a/net/mac80211/ht.c b/net/mac80211/ht.c
index 4dfba7808a24..531a19d358df 100644
--- a/net/mac80211/ht.c
+++ b/net/mac80211/ht.c
@@ -114,6 +114,38 @@ void ieee80211_sta_tear_down_BA_sessions(struct sta_info *sta)
}
}
+void ieee80211_ba_session_work(struct work_struct *work)
+{
+ struct sta_info *sta =
+ container_of(work, struct sta_info, ampdu_mlme.work);
+ struct tid_ampdu_tx *tid_tx;
+ int tid;
+
+ /*
+ * When this flag is set, new sessions should be
+ * blocked, and existing sessions will be torn
+ * down by the code that set the flag, so this
+ * need not run.
+ */
+ if (test_sta_flags(sta, WLAN_STA_BLOCK_BA))
+ return;
+
+ spin_lock_bh(&sta->lock);
+ for (tid = 0; tid < STA_TID_NUM; tid++) {
+ tid_tx = sta->ampdu_mlme.tid_tx[tid];
+ if (!tid_tx)
+ continue;
+
+ if (test_bit(HT_AGG_STATE_WANT_START, &tid_tx->state))
+ ieee80211_tx_ba_session_handle_start(sta, tid);
+ else if (test_and_clear_bit(HT_AGG_STATE_WANT_STOP,
+ &tid_tx->state))
+ ___ieee80211_stop_tx_ba_session(sta, tid,
+ WLAN_BACK_INITIATOR);
+ }
+ spin_unlock_bh(&sta->lock);
+}
+
void ieee80211_send_delba(struct ieee80211_sub_if_data *sdata,
const u8 *da, u16 tid,
u16 initiator, u16 reason_code)