diff options
Diffstat (limited to 'drivers/net/wireless/ath')
-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); | |||
329 | struct ath_txq *ath_txq_setup(struct ath_softc *sc, int qtype, int subtype); | 329 | struct ath_txq *ath_txq_setup(struct ath_softc *sc, int qtype, int subtype); |
330 | void ath_tx_cleanupq(struct ath_softc *sc, struct ath_txq *txq); | 330 | void ath_tx_cleanupq(struct ath_softc *sc, struct ath_txq *txq); |
331 | int ath_tx_setup(struct ath_softc *sc, int haltype); | 331 | int ath_tx_setup(struct ath_softc *sc, int haltype); |
332 | void ath_drain_all_txq(struct ath_softc *sc, bool retry_tx); | 332 | bool ath_drain_all_txq(struct ath_softc *sc, bool retry_tx); |
333 | void ath_draintxq(struct ath_softc *sc, | 333 | void ath_draintxq(struct ath_softc *sc, |
334 | struct ath_txq *txq, bool retry_tx); | 334 | struct ath_txq *txq, bool retry_tx); |
335 | void ath_tx_node_init(struct ath_softc *sc, struct ath_node *an); | 335 | 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, | |||
244 | * the relevant bits of the h/w. | 244 | * the relevant bits of the h/w. |
245 | */ | 245 | */ |
246 | ath9k_hw_set_interrupts(ah, 0); | 246 | ath9k_hw_set_interrupts(ah, 0); |
247 | ath_drain_all_txq(sc, false); | 247 | stopped = ath_drain_all_txq(sc, false); |
248 | 248 | ||
249 | spin_lock_bh(&sc->rx.pcu_lock); | 249 | spin_lock_bh(&sc->rx.pcu_lock); |
250 | 250 | ||
251 | stopped = ath_stoprecv(sc); | 251 | if (!ath_stoprecv(sc)) |
252 | stopped = false; | ||
252 | 253 | ||
253 | /* XXX: do not flush receive queue here. We don't want | 254 | /* XXX: do not flush receive queue here. We don't want |
254 | * to flush data frames already in queue because of | 255 | * 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) | |||
1120 | } | 1120 | } |
1121 | } | 1121 | } |
1122 | 1122 | ||
1123 | void ath_drain_all_txq(struct ath_softc *sc, bool retry_tx) | 1123 | bool ath_drain_all_txq(struct ath_softc *sc, bool retry_tx) |
1124 | { | 1124 | { |
1125 | struct ath_hw *ah = sc->sc_ah; | 1125 | struct ath_hw *ah = sc->sc_ah; |
1126 | struct ath_common *common = ath9k_hw_common(sc->sc_ah); | 1126 | 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) | |||
1128 | int i, npend = 0; | 1128 | int i, npend = 0; |
1129 | 1129 | ||
1130 | if (sc->sc_flags & SC_OP_INVALID) | 1130 | if (sc->sc_flags & SC_OP_INVALID) |
1131 | return; | 1131 | return true; |
1132 | 1132 | ||
1133 | /* Stop beacon queue */ | 1133 | /* Stop beacon queue */ |
1134 | ath9k_hw_stoptxdma(sc->sc_ah, sc->beacon.beaconq); | 1134 | 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) | |||
1142 | } | 1142 | } |
1143 | } | 1143 | } |
1144 | 1144 | ||
1145 | if (npend) { | 1145 | if (npend) |
1146 | int r; | 1146 | ath_print(common, ATH_DBG_FATAL, "Failed to stop TX DMA!\n"); |
1147 | |||
1148 | ath_print(common, ATH_DBG_FATAL, | ||
1149 | "Failed to stop TX DMA. Resetting hardware!\n"); | ||
1150 | |||
1151 | spin_lock_bh(&sc->sc_resetlock); | ||
1152 | r = ath9k_hw_reset(ah, sc->sc_ah->curchan, ah->caldata, false); | ||
1153 | if (r) | ||
1154 | ath_print(common, ATH_DBG_FATAL, | ||
1155 | "Unable to reset hardware; reset status %d\n", | ||
1156 | r); | ||
1157 | spin_unlock_bh(&sc->sc_resetlock); | ||
1158 | } | ||
1159 | 1147 | ||
1160 | for (i = 0; i < ATH9K_NUM_TX_QUEUES; i++) { | 1148 | for (i = 0; i < ATH9K_NUM_TX_QUEUES; i++) { |
1161 | if (ATH_TXQ_SETUP(sc, i)) | 1149 | if (ATH_TXQ_SETUP(sc, i)) |
1162 | ath_draintxq(sc, &sc->tx.txq[i], retry_tx); | 1150 | ath_draintxq(sc, &sc->tx.txq[i], retry_tx); |
1163 | } | 1151 | } |
1152 | |||
1153 | return !npend; | ||
1164 | } | 1154 | } |
1165 | 1155 | ||
1166 | void ath_tx_cleanupq(struct ath_softc *sc, struct ath_txq *txq) | 1156 | void ath_tx_cleanupq(struct ath_softc *sc, struct ath_txq *txq) |