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-rw-r--r--package/mac80211/patches/522-ath9k_aggr_flush.patch131
1 files changed, 0 insertions, 131 deletions
diff --git a/package/mac80211/patches/522-ath9k_aggr_flush.patch b/package/mac80211/patches/522-ath9k_aggr_flush.patch
deleted file mode 100644
index 6fdd42f8f2..0000000000
--- a/package/mac80211/patches/522-ath9k_aggr_flush.patch
+++ /dev/null
@@ -1,131 +0,0 @@
---- a/drivers/net/wireless/ath/ath9k/xmit.c
-+++ b/drivers/net/wireless/ath/ath9k/xmit.c
-@@ -61,6 +61,8 @@ static int ath_tx_num_badfrms(struct ath
- struct ath_tx_status *ts, int txok);
- static void ath_tx_rc_status(struct ath_buf *bf, struct ath_tx_status *ts,
- int nbad, int txok, bool update_rc);
-+static void ath_tx_update_baw(struct ath_softc *sc, struct ath_atx_tid *tid,
-+ int seqno);
-
- enum {
- MCS_HT20,
-@@ -144,18 +146,23 @@ static void ath_tx_flush_tid(struct ath_
- struct ath_txq *txq = &sc->tx.txq[tid->ac->qnum];
- struct ath_buf *bf;
- struct list_head bf_head;
-- INIT_LIST_HEAD(&bf_head);
-+ struct ath_tx_status ts;
-
-- WARN_ON(!tid->paused);
-+ INIT_LIST_HEAD(&bf_head);
-
-+ memset(&ts, 0, sizeof(ts));
- spin_lock_bh(&txq->axq_lock);
-- tid->paused = false;
-
- while (!list_empty(&tid->buf_q)) {
- bf = list_first_entry(&tid->buf_q, struct ath_buf, list);
-- BUG_ON(bf_isretried(bf));
- list_move_tail(&bf->list, &bf_head);
-- ath_tx_send_ht_normal(sc, txq, tid, &bf_head);
-+
-+ if (bf_isretried(bf)) {
-+ ath_tx_update_baw(sc, tid, bf->bf_seqno);
-+ ath_tx_complete_buf(sc, bf, txq, &bf_head, &ts, 0, 0);
-+ } else {
-+ ath_tx_send_ht_normal(sc, txq, tid, &bf_head);
-+ }
- }
-
- spin_unlock_bh(&txq->axq_lock);
-@@ -430,7 +437,7 @@ static void ath_tx_complete_aggr(struct
- list_move_tail(&bf->list, &bf_head);
- }
-
-- if (!txpending) {
-+ if (!txpending || (tid->state & AGGR_CLEANUP)) {
- /*
- * complete the acked-ones/xretried ones; update
- * block-ack window
-@@ -451,6 +458,7 @@ static void ath_tx_complete_aggr(struct
- !txfail, sendbar);
- } else {
- /* retry the un-acked ones */
-+
- if (!(sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_EDMA)) {
- if (bf->bf_next == NULL && bf_last->bf_stale) {
- struct ath_buf *tbf;
-@@ -509,15 +517,12 @@ static void ath_tx_complete_aggr(struct
- }
-
- if (tid->state & AGGR_CLEANUP) {
-+ ath_tx_flush_tid(sc, tid);
-+
- if (tid->baw_head == tid->baw_tail) {
- tid->state &= ~AGGR_ADDBA_COMPLETE;
- tid->state &= ~AGGR_CLEANUP;
--
-- /* send buffered frames as singles */
-- ath_tx_flush_tid(sc, tid);
- }
-- rcu_read_unlock();
-- return;
- }
-
- rcu_read_unlock();
-@@ -808,12 +813,6 @@ void ath_tx_aggr_stop(struct ath_softc *
- struct ath_node *an = (struct ath_node *)sta->drv_priv;
- struct ath_atx_tid *txtid = ATH_AN_2_TID(an, tid);
- struct ath_txq *txq = &sc->tx.txq[txtid->ac->qnum];
-- struct ath_tx_status ts;
-- struct ath_buf *bf;
-- struct list_head bf_head;
--
-- memset(&ts, 0, sizeof(ts));
-- INIT_LIST_HEAD(&bf_head);
-
- if (txtid->state & AGGR_CLEANUP)
- return;
-@@ -823,31 +822,22 @@ void ath_tx_aggr_stop(struct ath_softc *
- return;
- }
-
-- /* drop all software retried frames and mark this TID */
- spin_lock_bh(&txq->axq_lock);
- txtid->paused = true;
-- while (!list_empty(&txtid->buf_q)) {
-- bf = list_first_entry(&txtid->buf_q, struct ath_buf, list);
-- if (!bf_isretried(bf)) {
-- /*
-- * NB: it's based on the assumption that
-- * software retried frame will always stay
-- * at the head of software queue.
-- */
-- break;
-- }
-- list_move_tail(&bf->list, &bf_head);
-- ath_tx_update_baw(sc, txtid, bf->bf_seqno);
-- ath_tx_complete_buf(sc, bf, txq, &bf_head, &ts, 0, 0);
-- }
-- spin_unlock_bh(&txq->axq_lock);
-
-- if (txtid->baw_head != txtid->baw_tail) {
-+ /*
-+ * If frames are still being transmitted for this TID, they will be
-+ * cleaned up during tx completion. To prevent race conditions, this
-+ * TID can only be reused after all in-progress subframes have been
-+ * completed.
-+ */
-+ if (txtid->baw_head != txtid->baw_tail)
- txtid->state |= AGGR_CLEANUP;
-- } else {
-+ else
- txtid->state &= ~AGGR_ADDBA_COMPLETE;
-- ath_tx_flush_tid(sc, txtid);
-- }
-+ spin_unlock_bh(&txq->axq_lock);
-+
-+ ath_tx_flush_tid(sc, txtid);
- }
-
- void ath_tx_aggr_resume(struct ath_softc *sc, struct ieee80211_sta *sta, u16 tid)