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path: root/drivers/net/wireless/ath/ath9k/xmit.c
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Diffstat (limited to 'drivers/net/wireless/ath/ath9k/xmit.c')
-rw-r--r--drivers/net/wireless/ath/ath9k/xmit.c22
1 files changed, 6 insertions, 16 deletions
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
1123void ath_drain_all_txq(struct ath_softc *sc, bool retry_tx) 1123bool 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
1166void ath_tx_cleanupq(struct ath_softc *sc, struct ath_txq *txq) 1156void ath_tx_cleanupq(struct ath_softc *sc, struct ath_txq *txq)