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75 lines
2.3 KiB
Diff
75 lines
2.3 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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@@ -1172,7 +1172,7 @@ void ath_draintxq(struct ath_softc *sc,
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}
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}
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-void ath_drain_all_txq(struct ath_softc *sc, bool retry_tx)
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+bool ath_drain_all_txq(struct ath_softc *sc, bool retry_tx)
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{
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struct ath_hw *ah = sc->sc_ah;
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struct ath_common *common = ath9k_hw_common(sc->sc_ah);
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@@ -1180,7 +1180,7 @@ void ath_drain_all_txq(struct ath_softc
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int i, npend = 0;
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if (sc->sc_flags & SC_OP_INVALID)
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- return;
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+ return true;
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/* Stop beacon queue */
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ath9k_hw_stoptxdma(sc->sc_ah, sc->beacon.beaconq);
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@@ -1194,23 +1194,15 @@ void ath_drain_all_txq(struct ath_softc
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}
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}
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- if (npend) {
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- int r;
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-
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- ath_print(common, ATH_DBG_FATAL,
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- "Failed to stop TX DMA. Resetting hardware!\n");
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-
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- r = ath9k_hw_reset(ah, sc->sc_ah->curchan, ah->caldata, false);
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- if (r)
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- ath_print(common, ATH_DBG_FATAL,
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- "Unable to reset hardware; reset status %d\n",
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- r);
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- }
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+ if (npend)
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+ ath_print(common, ATH_DBG_FATAL, "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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}
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+
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+ return !npend;
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}
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void ath_tx_cleanupq(struct ath_softc *sc, struct ath_txq *txq)
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--- a/drivers/net/wireless/ath/ath9k/ath9k.h
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+++ b/drivers/net/wireless/ath/ath9k/ath9k.h
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@@ -311,7 +311,7 @@ void ath_rx_cleanup(struct ath_softc *sc
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int ath_rx_tasklet(struct ath_softc *sc, int flush, bool hp);
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struct ath_txq *ath_txq_setup(struct ath_softc *sc, int qtype, int subtype);
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void ath_tx_cleanupq(struct ath_softc *sc, struct ath_txq *txq);
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-void ath_drain_all_txq(struct ath_softc *sc, bool retry_tx);
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+bool ath_drain_all_txq(struct ath_softc *sc, bool retry_tx);
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void ath_draintxq(struct ath_softc *sc,
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struct ath_txq *txq, bool retry_tx);
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void ath_tx_node_init(struct ath_softc *sc, struct ath_node *an);
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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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@@ -246,9 +246,10 @@ int ath_set_channel(struct ath_softc *sc
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* the relevant bits of the h/w.
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*/
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ath9k_hw_disable_interrupts(ah);
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- ath_drain_all_txq(sc, false);
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+ stopped = ath_drain_all_txq(sc, false);
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- stopped = ath_stoprecv(sc);
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+ if (!ath_stoprecv(sc))
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+ stopped = false;
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/* XXX: do not flush receive queue here. We don't want
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* to flush data frames already in queue because of
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