mirror of
https://github.com/openwrt/openwrt.git
synced 2024-12-22 06:57:57 +00:00
119 lines
3.4 KiB
Diff
119 lines
3.4 KiB
Diff
--- a/drivers/net/wireless/ath/ath9k/xmit.c
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+++ b/drivers/net/wireless/ath/ath9k/xmit.c
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@@ -1208,8 +1208,17 @@ bool ath_drain_all_txq(struct ath_softc
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ath_err(common, "Failed to stop TX DMA!\n");
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for (i = 0; i < ATH9K_NUM_TX_QUEUES; i++) {
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- if (ATH_TXQ_SETUP(sc, i))
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- ath_draintxq(sc, &sc->tx.txq[i], retry_tx);
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+ if (!ATH_TXQ_SETUP(sc, i))
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+ continue;
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+
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+ /*
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+ * The caller will resume queues with ieee80211_wake_queues.
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+ * Mark the queue as not stopped to prevent ath_tx_complete
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+ * from waking the queue too early.
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+ */
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+ txq = &sc->tx.txq[i];
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+ txq->stopped = false;
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+ ath_draintxq(sc, txq, retry_tx);
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}
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return !npend;
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@@ -1873,6 +1882,11 @@ static void ath_tx_complete(struct ath_s
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spin_lock_bh(&txq->axq_lock);
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if (WARN_ON(--txq->pending_frames < 0))
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txq->pending_frames = 0;
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+
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+ if (txq->stopped && txq->pending_frames < ATH_MAX_QDEPTH) {
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+ if (ath_mac80211_start_queue(sc, q))
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+ txq->stopped = 0;
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+ }
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spin_unlock_bh(&txq->axq_lock);
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}
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@@ -1982,19 +1996,6 @@ static void ath_tx_rc_status(struct ath_
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tx_info->status.rates[tx_rateindex].count = ts->ts_longretry + 1;
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}
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-static void ath_wake_mac80211_queue(struct ath_softc *sc, int qnum)
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-{
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- struct ath_txq *txq;
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-
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- txq = sc->tx.txq_map[qnum];
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- spin_lock_bh(&txq->axq_lock);
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- if (txq->stopped && txq->pending_frames < ATH_MAX_QDEPTH) {
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- if (ath_mac80211_start_queue(sc, qnum))
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- txq->stopped = 0;
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- }
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- spin_unlock_bh(&txq->axq_lock);
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-}
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-
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static void ath_tx_processq(struct ath_softc *sc, struct ath_txq *txq)
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{
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struct ath_hw *ah = sc->sc_ah;
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@@ -2005,7 +2006,6 @@ static void ath_tx_processq(struct ath_s
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struct ath_tx_status ts;
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int txok;
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int status;
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- int qnum;
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ath_dbg(common, ATH_DBG_QUEUE, "tx queue %d (%x), link %p\n",
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txq->axq_qnum, ath9k_hw_gettxbuf(sc->sc_ah, txq->axq_qnum),
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@@ -2084,17 +2084,12 @@ static void ath_tx_processq(struct ath_s
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ath_tx_rc_status(bf, &ts, 1, txok ? 0 : 1, txok, true);
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}
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- qnum = skb_get_queue_mapping(bf->bf_mpdu);
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-
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if (bf_isampdu(bf))
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ath_tx_complete_aggr(sc, txq, bf, &bf_head, &ts, txok,
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true);
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else
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ath_tx_complete_buf(sc, bf, txq, &bf_head, &ts, txok, 0);
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- if (txq == sc->tx.txq_map[qnum])
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- ath_wake_mac80211_queue(sc, qnum);
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-
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spin_lock_bh(&txq->axq_lock);
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if (sc->sc_flags & SC_OP_TXAGGR)
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ath_txq_schedule(sc, txq);
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@@ -2163,7 +2158,6 @@ void ath_tx_edma_tasklet(struct ath_soft
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struct list_head bf_head;
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int status;
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int txok;
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- int qnum;
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for (;;) {
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status = ath9k_hw_txprocdesc(ah, NULL, (void *)&txs);
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@@ -2209,8 +2203,6 @@ void ath_tx_edma_tasklet(struct ath_soft
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ath_tx_rc_status(bf, &txs, 1, txok ? 0 : 1, txok, true);
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}
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- qnum = skb_get_queue_mapping(bf->bf_mpdu);
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-
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if (bf_isampdu(bf))
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ath_tx_complete_aggr(sc, txq, bf, &bf_head, &txs,
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txok, true);
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@@ -2218,9 +2210,6 @@ void ath_tx_edma_tasklet(struct ath_soft
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ath_tx_complete_buf(sc, bf, txq, &bf_head,
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&txs, txok, 0);
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- if (txq == sc->tx.txq_map[qnum])
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- ath_wake_mac80211_queue(sc, qnum);
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-
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spin_lock_bh(&txq->axq_lock);
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if (!list_empty(&txq->txq_fifo_pending)) {
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INIT_LIST_HEAD(&bf_head);
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--- a/drivers/net/wireless/ath/ath9k/main.c
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+++ b/drivers/net/wireless/ath/ath9k/main.c
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@@ -295,6 +295,8 @@ int ath_set_channel(struct ath_softc *sc
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}
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ps_restore:
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+ ieee80211_wake_queues(hw);
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+
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spin_unlock_bh(&sc->sc_pcu_lock);
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ath9k_ps_restore(sc);
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