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-rw-r--r--package/mac80211/patches/572-ath9k_fix_tx_flush.patch141
1 files changed, 0 insertions, 141 deletions
diff --git a/package/mac80211/patches/572-ath9k_fix_tx_flush.patch b/package/mac80211/patches/572-ath9k_fix_tx_flush.patch
deleted file mode 100644
index 630abc6fdc..0000000000
--- a/package/mac80211/patches/572-ath9k_fix_tx_flush.patch
+++ /dev/null
@@ -1,141 +0,0 @@
---- a/drivers/net/wireless/ath/ath9k/main.c
-+++ b/drivers/net/wireless/ath/ath9k/main.c
-@@ -2149,56 +2149,42 @@ static void ath9k_set_coverage_class(str
-
- static void ath9k_flush(struct ieee80211_hw *hw, bool drop)
- {
--#define ATH_FLUSH_TIMEOUT 60 /* ms */
- struct ath_softc *sc = hw->priv;
-- struct ath_txq *txq = NULL;
-- struct ath_hw *ah = sc->sc_ah;
-- struct ath_common *common = ath9k_hw_common(ah);
-- int i, j, npend = 0;
-+ int timeout = 200; /* ms */
-+ int i, j;
-
-+ ath9k_ps_wakeup(sc);
- mutex_lock(&sc->mutex);
-
- cancel_delayed_work_sync(&sc->tx_complete_work);
-
-- for (i = 0; i < ATH9K_NUM_TX_QUEUES; i++) {
-- if (!ATH_TXQ_SETUP(sc, i))
-- continue;
-- txq = &sc->tx.txq[i];
--
-- if (!drop) {
-- for (j = 0; j < ATH_FLUSH_TIMEOUT; j++) {
-- if (!ath9k_has_pending_frames(sc, txq))
-- break;
-- usleep_range(1000, 2000);
-- }
-- }
-+ if (drop)
-+ timeout = 1;
-+
-+ for (j = 0; j < timeout; j++) {
-+ int npend = 0;
-+
-+ if (j)
-+ usleep_range(1000, 2000);
-
-- if (drop || ath9k_has_pending_frames(sc, txq)) {
-- ath_dbg(common, ATH_DBG_QUEUE, "Drop frames from hw queue:%d\n",
-- txq->axq_qnum);
-- spin_lock_bh(&txq->axq_lock);
-- txq->txq_flush_inprogress = true;
-- spin_unlock_bh(&txq->axq_lock);
--
-- ath9k_ps_wakeup(sc);
-- ath9k_hw_stoptxdma(ah, txq->axq_qnum);
-- npend = ath9k_hw_numtxpending(ah, txq->axq_qnum);
-- ath9k_ps_restore(sc);
-- if (npend)
-- break;
-+ for (i = 0; i < ATH9K_NUM_TX_QUEUES; i++) {
-+ if (!ATH_TXQ_SETUP(sc, i))
-+ continue;
-
-- ath_draintxq(sc, txq, false);
-- txq->txq_flush_inprogress = false;
-+ npend += ath9k_has_pending_frames(sc, &sc->tx.txq[i]);
- }
-+
-+ if (!npend)
-+ goto out;
- }
-
-- if (npend) {
-+ if (!ath_drain_all_txq(sc, false))
- ath_reset(sc, false);
-- txq->txq_flush_inprogress = false;
-- }
-
-+out:
- ieee80211_queue_delayed_work(hw, &sc->tx_complete_work, 0);
- mutex_unlock(&sc->mutex);
-+ ath9k_ps_restore(sc);
- }
-
- struct ieee80211_ops ath9k_ops = {
---- a/drivers/net/wireless/ath/ath9k/ath9k.h
-+++ b/drivers/net/wireless/ath/ath9k/ath9k.h
-@@ -189,7 +189,6 @@ struct ath_txq {
- u32 axq_ampdu_depth;
- bool stopped;
- bool axq_tx_inprogress;
-- bool txq_flush_inprogress;
- struct list_head axq_acq;
- struct list_head txq_fifo[ATH_TXFIFO_DEPTH];
- struct list_head txq_fifo_pending;
---- a/drivers/net/wireless/ath/ath9k/xmit.c
-+++ b/drivers/net/wireless/ath/ath9k/xmit.c
-@@ -2091,8 +2091,7 @@ static void ath_tx_processq(struct ath_s
- spin_lock_bh(&txq->axq_lock);
- if (list_empty(&txq->axq_q)) {
- txq->axq_link = NULL;
-- if (sc->sc_flags & SC_OP_TXAGGR &&
-- !txq->txq_flush_inprogress)
-+ if (sc->sc_flags & SC_OP_TXAGGR)
- ath_txq_schedule(sc, txq);
- spin_unlock_bh(&txq->axq_lock);
- break;
-@@ -2173,7 +2172,7 @@ static void ath_tx_processq(struct ath_s
-
- spin_lock_bh(&txq->axq_lock);
-
-- if (sc->sc_flags & SC_OP_TXAGGR && !txq->txq_flush_inprogress)
-+ if (sc->sc_flags & SC_OP_TXAGGR)
- ath_txq_schedule(sc, txq);
- spin_unlock_bh(&txq->axq_lock);
- }
-@@ -2317,18 +2316,17 @@ void ath_tx_edma_tasklet(struct ath_soft
-
- spin_lock_bh(&txq->axq_lock);
-
-- if (!txq->txq_flush_inprogress) {
-- if (!list_empty(&txq->txq_fifo_pending)) {
-- INIT_LIST_HEAD(&bf_head);
-- bf = list_first_entry(&txq->txq_fifo_pending,
-- struct ath_buf, list);
-- list_cut_position(&bf_head,
-- &txq->txq_fifo_pending,
-- &bf->bf_lastbf->list);
-- ath_tx_txqaddbuf(sc, txq, &bf_head);
-- } else if (sc->sc_flags & SC_OP_TXAGGR)
-- ath_txq_schedule(sc, txq);
-- }
-+ if (!list_empty(&txq->txq_fifo_pending)) {
-+ INIT_LIST_HEAD(&bf_head);
-+ bf = list_first_entry(&txq->txq_fifo_pending,
-+ struct ath_buf, list);
-+ list_cut_position(&bf_head,
-+ &txq->txq_fifo_pending,
-+ &bf->bf_lastbf->list);
-+ ath_tx_txqaddbuf(sc, txq, &bf_head);
-+ } else if (sc->sc_flags & SC_OP_TXAGGR)
-+ ath_txq_schedule(sc, txq);
-+
- spin_unlock_bh(&txq->axq_lock);
- }
- }