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Diffstat (limited to 'package/mac80211/patches/563-ath9k_simplify_tx_locking.patch')
-rw-r--r--package/mac80211/patches/563-ath9k_simplify_tx_locking.patch214
1 files changed, 0 insertions, 214 deletions
diff --git a/package/mac80211/patches/563-ath9k_simplify_tx_locking.patch b/package/mac80211/patches/563-ath9k_simplify_tx_locking.patch
deleted file mode 100644
index 93aa33d0c..000000000
--- a/package/mac80211/patches/563-ath9k_simplify_tx_locking.patch
+++ /dev/null
@@ -1,214 +0,0 @@
---- a/drivers/net/wireless/ath/ath9k/xmit.c
-+++ b/drivers/net/wireless/ath/ath9k/xmit.c
-@@ -169,13 +169,11 @@ static void ath_tx_flush_tid(struct ath_
- INIT_LIST_HEAD(&bf_head);
-
- memset(&ts, 0, sizeof(ts));
-- spin_lock_bh(&txq->axq_lock);
-
- while ((skb = __skb_dequeue(&tid->buf_q))) {
- fi = get_frame_info(skb);
- bf = fi->bf;
-
-- spin_unlock_bh(&txq->axq_lock);
- if (bf && fi->retries) {
- list_add_tail(&bf->list, &bf_head);
- ath_tx_update_baw(sc, tid, bf->bf_state.seqno);
-@@ -184,7 +182,6 @@ static void ath_tx_flush_tid(struct ath_
- } else {
- ath_tx_send_normal(sc, txq, NULL, skb);
- }
-- spin_lock_bh(&txq->axq_lock);
- }
-
- if (tid->baw_head == tid->baw_tail) {
-@@ -192,8 +189,6 @@ static void ath_tx_flush_tid(struct ath_
- tid->state &= ~AGGR_CLEANUP;
- }
-
-- spin_unlock_bh(&txq->axq_lock);
--
- if (sendbar)
- ath_send_bar(tid, tid->seq_start);
- }
-@@ -254,9 +249,7 @@ static void ath_tid_drain(struct ath_sof
- bf = fi->bf;
-
- if (!bf) {
-- spin_unlock(&txq->axq_lock);
- ath_tx_complete(sc, skb, ATH_TX_ERROR, txq);
-- spin_lock(&txq->axq_lock);
- continue;
- }
-
-@@ -265,9 +258,7 @@ static void ath_tid_drain(struct ath_sof
- if (fi->retries)
- ath_tx_update_baw(sc, tid, bf->bf_state.seqno);
-
-- spin_unlock(&txq->axq_lock);
- ath_tx_complete_buf(sc, bf, txq, &bf_head, &ts, 0);
-- spin_lock(&txq->axq_lock);
- }
-
- tid->seq_next = tid->seq_start;
-@@ -525,9 +516,7 @@ static void ath_tx_complete_aggr(struct
- * complete the acked-ones/xretried ones; update
- * block-ack window
- */
-- spin_lock_bh(&txq->axq_lock);
- ath_tx_update_baw(sc, tid, seqno);
-- spin_unlock_bh(&txq->axq_lock);
-
- if (rc_update && (acked_cnt == 1 || txfail_cnt == 1)) {
- memcpy(tx_info->control.rates, rates, sizeof(rates));
-@@ -550,9 +539,7 @@ static void ath_tx_complete_aggr(struct
- * run out of tx buf.
- */
- if (!tbf) {
-- spin_lock_bh(&txq->axq_lock);
- ath_tx_update_baw(sc, tid, seqno);
-- spin_unlock_bh(&txq->axq_lock);
-
- ath_tx_complete_buf(sc, bf, txq,
- &bf_head, ts, 0);
-@@ -582,7 +569,6 @@ static void ath_tx_complete_aggr(struct
- if (an->sleeping)
- ieee80211_sta_set_buffered(sta, tid->tidno, true);
-
-- spin_lock_bh(&txq->axq_lock);
- skb_queue_splice(&bf_pending, &tid->buf_q);
- if (!an->sleeping) {
- ath_tx_queue_tid(txq, tid);
-@@ -590,7 +576,6 @@ static void ath_tx_complete_aggr(struct
- if (ts->ts_status & ATH9K_TXERR_FILT)
- tid->ac->clear_ps_filter = true;
- }
-- spin_unlock_bh(&txq->axq_lock);
- }
-
- if (tid->state & AGGR_CLEANUP)
-@@ -1190,9 +1175,9 @@ void ath_tx_aggr_stop(struct ath_softc *
- txtid->state |= AGGR_CLEANUP;
- else
- txtid->state &= ~AGGR_ADDBA_COMPLETE;
-- spin_unlock_bh(&txq->axq_lock);
-
- ath_tx_flush_tid(sc, txtid);
-+ spin_unlock_bh(&txq->axq_lock);
- }
-
- void ath_tx_aggr_sleep(struct ieee80211_sta *sta, struct ath_softc *sc,
-@@ -1434,8 +1419,6 @@ static bool bf_is_ampdu_not_probing(stru
-
- static void ath_drain_txq_list(struct ath_softc *sc, struct ath_txq *txq,
- struct list_head *list, bool retry_tx)
-- __releases(txq->axq_lock)
-- __acquires(txq->axq_lock)
- {
- struct ath_buf *bf, *lastbf;
- struct list_head bf_head;
-@@ -1462,13 +1445,11 @@ static void ath_drain_txq_list(struct at
- if (bf_is_ampdu_not_probing(bf))
- txq->axq_ampdu_depth--;
-
-- spin_unlock_bh(&txq->axq_lock);
- if (bf_isampdu(bf))
- ath_tx_complete_aggr(sc, txq, bf, &bf_head, &ts, 0,
- retry_tx);
- else
- ath_tx_complete_buf(sc, bf, txq, &bf_head, &ts, 0);
-- spin_lock_bh(&txq->axq_lock);
- }
- }
-
-@@ -1847,8 +1828,6 @@ static void ath_tx_start_dma(struct ath_
- struct ieee80211_tx_info *tx_info = IEEE80211_SKB_CB(skb);
- struct ath_buf *bf;
-
-- spin_lock_bh(&txctl->txq->axq_lock);
--
- if ((tx_info->flags & IEEE80211_TX_CTL_AMPDU) && tid) {
- /*
- * Try aggregation if it's a unicast data frame
-@@ -1858,7 +1837,7 @@ static void ath_tx_start_dma(struct ath_
- } else {
- bf = ath_tx_setup_buffer(sc, txctl->txq, tid, skb);
- if (!bf)
-- goto out;
-+ return;
-
- bf->bf_state.bfs_paprd = txctl->paprd;
-
-@@ -1867,9 +1846,6 @@ static void ath_tx_start_dma(struct ath_
-
- ath_tx_send_normal(sc, txctl->txq, tid, skb);
- }
--
--out:
-- spin_unlock_bh(&txctl->txq->axq_lock);
- }
-
- /* Upon failure caller should free skb */
-@@ -1949,15 +1925,19 @@ int ath_tx_start(struct ieee80211_hw *hw
- */
-
- q = skb_get_queue_mapping(skb);
-+
- spin_lock_bh(&txq->axq_lock);
-+
- if (txq == sc->tx.txq_map[q] &&
- ++txq->pending_frames > ATH_MAX_QDEPTH && !txq->stopped) {
- ieee80211_stop_queue(sc->hw, q);
- txq->stopped = 1;
- }
-- spin_unlock_bh(&txq->axq_lock);
-
- ath_tx_start_dma(sc, skb, txctl, tid);
-+
-+ spin_unlock_bh(&txq->axq_lock);
-+
- return 0;
- }
-
-@@ -2003,7 +1983,6 @@ static void ath_tx_complete(struct ath_s
-
- q = skb_get_queue_mapping(skb);
- if (txq == sc->tx.txq_map[q]) {
-- spin_lock_bh(&txq->axq_lock);
- if (WARN_ON(--txq->pending_frames < 0))
- txq->pending_frames = 0;
-
-@@ -2011,7 +1990,6 @@ static void ath_tx_complete(struct ath_s
- ieee80211_wake_queue(sc->hw, q);
- txq->stopped = 0;
- }
-- spin_unlock_bh(&txq->axq_lock);
- }
-
- ieee80211_tx_status(hw, skb);
-@@ -2117,8 +2095,6 @@ static void ath_tx_rc_status(struct ath_
- static void ath_tx_process_buffer(struct ath_softc *sc, struct ath_txq *txq,
- struct ath_tx_status *ts, struct ath_buf *bf,
- struct list_head *bf_head)
-- __releases(txq->axq_lock)
-- __acquires(txq->axq_lock)
- {
- int txok;
-
-@@ -2128,16 +2104,12 @@ static void ath_tx_process_buffer(struct
- if (bf_is_ampdu_not_probing(bf))
- txq->axq_ampdu_depth--;
-
-- spin_unlock_bh(&txq->axq_lock);
--
- if (!bf_isampdu(bf)) {
- ath_tx_rc_status(sc, bf, ts, 1, txok ? 0 : 1, txok);
- ath_tx_complete_buf(sc, bf, txq, bf_head, ts, txok);
- } else
- ath_tx_complete_aggr(sc, txq, bf, bf_head, ts, txok, true);
-
-- spin_lock_bh(&txq->axq_lock);
--
- if (sc->sc_flags & SC_OP_TXAGGR)
- ath_txq_schedule(sc, txq);
- }