30 lines
1 KiB
Diff
30 lines
1 KiB
Diff
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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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@@ -251,6 +251,9 @@ int ath_set_channel(struct ath_softc *sc
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if (!ath_stoprecv(sc))
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stopped = false;
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+ if (!ath9k_hw_check_alive(ah))
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+ stopped = false;
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+
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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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* changing channel. */
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@@ -602,7 +605,15 @@ void ath9k_tasklet(unsigned long data)
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spin_lock(&sc->sc_pcu_lock);
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- if (!ath9k_hw_check_alive(ah))
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+ /*
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+ * Only run the baseband hang check if beacons stop working in AP or
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+ * IBSS mode, because it has a high false positive rate. For station
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+ * mode it should not be necessary, since the upper layers will detect
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+ * this through a beacon miss automatically and the following channel
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+ * change will trigger a hardware reset anyway
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+ */
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+ if (ath9k_hw_numtxpending(ah, sc->beacon.beaconq) != 0 &&
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+ !ath9k_hw_check_alive(ah))
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ieee80211_queue_work(sc->hw, &sc->hw_check_work);
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if (ah->caps.hw_caps & ATH9K_HW_CAP_EDMA)
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