mirror of
git://projects.qi-hardware.com/openwrt-xburst.git
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30a7395e39
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@23824 3c298f89-4303-0410-b956-a3cf2f4a3e73
34 lines
1.0 KiB
Diff
34 lines
1.0 KiB
Diff
--- a/drivers/net/wireless/ath/ath9k/main.c
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+++ b/drivers/net/wireless/ath/ath9k/main.c
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@@ -94,11 +94,13 @@ void ath9k_ps_wakeup(struct ath_softc *s
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{
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struct ath_common *common = ath9k_hw_common(sc->sc_ah);
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unsigned long flags;
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+ enum ath9k_power_mode power_mode;
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spin_lock_irqsave(&sc->sc_pm_lock, flags);
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if (++sc->ps_usecount != 1)
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goto unlock;
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+ power_mode = sc->sc_ah->power_mode;
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ath9k_hw_setpower(sc->sc_ah, ATH9K_PM_AWAKE);
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/*
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@@ -106,10 +108,12 @@ void ath9k_ps_wakeup(struct ath_softc *s
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* useful data. Better clear them now so that they don't mess up
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* survey data results.
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*/
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- spin_lock(&common->cc_lock);
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- ath_hw_cycle_counters_update(common);
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- memset(&common->cc_survey, 0, sizeof(common->cc_survey));
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- spin_unlock(&common->cc_lock);
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+ if (power_mode != ATH9K_PM_AWAKE) {
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+ spin_lock(&common->cc_lock);
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+ ath_hw_cycle_counters_update(common);
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+ memset(&common->cc_survey, 0, sizeof(common->cc_survey));
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+ spin_unlock(&common->cc_lock);
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+ }
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unlock:
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spin_unlock_irqrestore(&sc->sc_pm_lock, flags);
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