3 files changed, 22 insertions, 0 deletions
diff --git a/drivers/net/wireless/ath/ath9k/ath9k.h b/drivers/net/wireless/ath/ath9k/ath9k.h
index fe39eb4c42a..79840d6deef 100644
--- a/drivers/net/wireless/ath/ath9k/ath9k.h
+++ b/drivers/net/wireless/ath/ath9k/ath9k.h
@@ -481,6 +481,7 @@ void ath9k_btcoex_timer_resume(struct ath_softc *sc);
 void ath9k_btcoex_timer_pause(struct ath_softc *sc);
 void ath9k_btcoex_handle_interrupt(struct ath_softc *sc, u32 status);
 u16 ath9k_btcoex_aggr_limit(struct ath_softc *sc, u32 max_4ms_framelen);
+void ath9k_btcoex_stop_gen_timer(struct ath_softc *sc);
 #else
 static inline int ath9k_init_btcoex(struct ath_softc *sc)
 {
@@ -504,6 +505,9 @@ static inline u16 ath9k_btcoex_aggr_limit(struct ath_softc *sc,
 {
 	return 0;
 }
+static inline void ath9k_btcoex_stop_gen_timer(struct ath_softc *sc)
+{
+}
 #endif /* CONFIG_ATH9K_BTCOEX_SUPPORT */
 
 /********************/
diff --git a/drivers/net/wireless/ath/ath9k/gpio.c b/drivers/net/wireless/ath/ath9k/gpio.c
index 5eac4d16865..f23af023f3c 100644
--- a/drivers/net/wireless/ath/ath9k/gpio.c
+++ b/drivers/net/wireless/ath/ath9k/gpio.c
@@ -194,6 +194,14 @@ static void ath_btcoex_period_timer(unsigned long data)
 	struct ath_mci_profile *mci = &btcoex->mci;
 	u32 timer_period;
 	bool is_btscan;
+	unsigned long flags;
+
+	spin_lock_irqsave(&sc->sc_pm_lock, flags);
+	if (sc->sc_ah->power_mode == ATH9K_PM_NETWORK_SLEEP) {
+		spin_unlock_irqrestore(&sc->sc_pm_lock, flags);
+		goto skip_hw_wakeup;
+	}
+	spin_unlock_irqrestore(&sc->sc_pm_lock, flags);
 
 	ath9k_ps_wakeup(sc);
 	if (!(ah->caps.hw_caps & ATH9K_HW_CAP_MCI))
@@ -232,6 +240,7 @@ static void ath_btcoex_period_timer(unsigned long data)
 	}
 
 	ath9k_ps_restore(sc);
+skip_hw_wakeup:
 	timer_period = btcoex->btcoex_period;
 	mod_timer(&btcoex->period_timer, jiffies + msecs_to_jiffies(timer_period));
 }
@@ -328,6 +337,13 @@ void ath9k_btcoex_timer_pause(struct ath_softc *sc)
 	btcoex->hw_timer_enabled = false;
 }
 
+void ath9k_btcoex_stop_gen_timer(struct ath_softc *sc)
+{
+	struct ath_btcoex *btcoex = &sc->btcoex;
+
+	ath9k_gen_timer_stop(sc->sc_ah, btcoex->no_stomp_timer);
+}
+
 u16 ath9k_btcoex_aggr_limit(struct ath_softc *sc, u32 max_4ms_framelen)
 {
 	struct ath_btcoex *btcoex = &sc->btcoex;
diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c
index 6ce012815ba..06a3d1c7f2b 100644
--- a/drivers/net/wireless/ath/ath9k/main.c
+++ b/drivers/net/wireless/ath/ath9k/main.c
@@ -130,6 +130,8 @@ void ath9k_ps_restore(struct ath_softc *sc)
 				     PS_WAIT_FOR_PSPOLL_DATA |
 				     PS_WAIT_FOR_TX_ACK))) {
 		mode = ATH9K_PM_NETWORK_SLEEP;
+		if (ath9k_hw_btcoex_is_enabled(sc->sc_ah))
+			ath9k_btcoex_stop_gen_timer(sc);
 	} else {
 		goto unlock;
 	}