diff options
| -rw-r--r-- | drivers/net/wireless/ath/ath9k/ath9k.h | 2 | ||||
| -rw-r--r-- | drivers/net/wireless/ath/ath9k/main.c | 5 | ||||
| -rw-r--r-- | drivers/net/wireless/ath/ath9k/xmit.c | 22 |
3 files changed, 10 insertions, 19 deletions
diff --git a/drivers/net/wireless/ath/ath9k/ath9k.h b/drivers/net/wireless/ath/ath9k/ath9k.h index 0d0bec3628ec..0963071e8f90 100644 --- a/drivers/net/wireless/ath/ath9k/ath9k.h +++ b/drivers/net/wireless/ath/ath9k/ath9k.h @@ -329,7 +329,7 @@ int ath_rx_tasklet(struct ath_softc *sc, int flush, bool hp); struct ath_txq *ath_txq_setup(struct ath_softc *sc, int qtype, int subtype); void ath_tx_cleanupq(struct ath_softc *sc, struct ath_txq *txq); int ath_tx_setup(struct ath_softc *sc, int haltype); -void ath_drain_all_txq(struct ath_softc *sc, bool retry_tx); +bool ath_drain_all_txq(struct ath_softc *sc, bool retry_tx); void ath_draintxq(struct ath_softc *sc, struct ath_txq *txq, bool retry_tx); void ath_tx_node_init(struct ath_softc *sc, struct ath_node *an); diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c index dace215b693e..928ef68ab40c 100644 --- a/drivers/net/wireless/ath/ath9k/main.c +++ b/drivers/net/wireless/ath/ath9k/main.c @@ -244,11 +244,12 @@ int ath_set_channel(struct ath_softc *sc, struct ieee80211_hw *hw, * the relevant bits of the h/w. */ ath9k_hw_set_interrupts(ah, 0); - ath_drain_all_txq(sc, false); + stopped = ath_drain_all_txq(sc, false); spin_lock_bh(&sc->rx.pcu_lock); - stopped = ath_stoprecv(sc); + if (!ath_stoprecv(sc)) + stopped = false; /* XXX: do not flush receive queue here. We don't want * to flush data frames already in queue because of diff --git a/drivers/net/wireless/ath/ath9k/xmit.c b/drivers/net/wireless/ath/ath9k/xmit.c index f2ade2402ce2..aff04789f794 100644 --- a/drivers/net/wireless/ath/ath9k/xmit.c +++ b/drivers/net/wireless/ath/ath9k/xmit.c @@ -1120,7 +1120,7 @@ void ath_draintxq(struct ath_softc *sc, struct ath_txq *txq, bool retry_tx) } } -void ath_drain_all_txq(struct ath_softc *sc, bool retry_tx) +bool ath_drain_all_txq(struct ath_softc *sc, bool retry_tx) { struct ath_hw *ah = sc->sc_ah; struct ath_common *common = ath9k_hw_common(sc->sc_ah); @@ -1128,7 +1128,7 @@ void ath_drain_all_txq(struct ath_softc *sc, bool retry_tx) int i, npend = 0; if (sc->sc_flags & SC_OP_INVALID) - return; + return true; /* Stop beacon queue */ ath9k_hw_stoptxdma(sc->sc_ah, sc->beacon.beaconq); @@ -1142,25 +1142,15 @@ void ath_drain_all_txq(struct ath_softc *sc, bool retry_tx) } } - if (npend) { - int r; - - ath_print(common, ATH_DBG_FATAL, - "Failed to stop TX DMA. Resetting hardware!\n"); - - spin_lock_bh(&sc->sc_resetlock); - r = ath9k_hw_reset(ah, sc->sc_ah->curchan, ah->caldata, false); - if (r) - ath_print(common, ATH_DBG_FATAL, - "Unable to reset hardware; reset status %d\n", - r); - spin_unlock_bh(&sc->sc_resetlock); - } + if (npend) + ath_print(common, ATH_DBG_FATAL, "Failed to stop TX DMA!\n"); for (i = 0; i < ATH9K_NUM_TX_QUEUES; i++) { if (ATH_TXQ_SETUP(sc, i)) ath_draintxq(sc, &sc->tx.txq[i], retry_tx); } + + return !npend; } void ath_tx_cleanupq(struct ath_softc *sc, struct ath_txq *txq) |