Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-next-2.6 into for-davem

1 files changed, 16 insertions, 5 deletions

diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c
index 50bdb5d..f026a03 100644
--- a/drivers/net/wireless/ath/ath9k/main.c
+++ b/drivers/net/wireless/ath/ath9k/main.c
@@ -15,7 +15,6 @@
  */
 
 #include <linux/nl80211.h>
-#include <linux/pm_qos_params.h>
 #include "ath9k.h"
 #include "btcoex.h"
 
@@ -554,9 +553,12 @@ void ath_update_chainmask(struct ath_softc *sc, int is_ht)
 static void ath_node_attach(struct ath_softc *sc, struct ieee80211_sta *sta)
 {
 	struct ath_node *an;
-
+	struct ath_hw *ah = sc->sc_ah;
 	an = (struct ath_node *)sta->drv_priv;
 
+	if ((ah->caps.hw_caps) & ATH9K_HW_CAP_APM)
+		sc->sc_flags |= SC_OP_ENABLE_APM;
+
 	if (sc->sc_flags & SC_OP_TXAGGR) {
 		ath_tx_node_init(sc, an);
 		an->maxampdu = 1 << (IEEE80211_HT_MAX_AMPDU_FACTOR +
@@ -1184,7 +1186,7 @@ static int ath9k_start(struct ieee80211_hw *hw)
 			ath9k_btcoex_timer_resume(sc);
 	}
 
-	pm_qos_update_request(&ath9k_pm_qos_req, 55);
+	pm_qos_update_request(&sc->pm_qos_req, 55);
 
 mutex_unlock:
 	mutex_unlock(&sc->mutex);
@@ -1339,7 +1341,7 @@ static void ath9k_stop(struct ieee80211_hw *hw)
 
 	sc->sc_flags |= SC_OP_INVALID;
 
-	pm_qos_update_request(&ath9k_pm_qos_req, PM_QOS_DEFAULT_VALUE);
+	pm_qos_update_request(&sc->pm_qos_req, PM_QOS_DEFAULT_VALUE);
 
 	mutex_unlock(&sc->mutex);
 
@@ -1436,6 +1438,7 @@ static void ath9k_remove_interface(struct ieee80211_hw *hw,
 	struct ath_softc *sc = aphy->sc;
 	struct ath_common *common = ath9k_hw_common(sc->sc_ah);
 	struct ath_vif *avp = (void *)vif->drv_priv;
+	bool bs_valid = false;
 	int i;
 
 	ath_print(common, ATH_DBG_CONFIG, "Detach Interface\n");
@@ -1464,7 +1467,15 @@ static void ath9k_remove_interface(struct ieee80211_hw *hw,
 			       "slot\n", __func__);
 			sc->beacon.bslot[i] = NULL;
 			sc->beacon.bslot_aphy[i] = NULL;
-		}
+		} else if (sc->beacon.bslot[i])
+			bs_valid = true;
+	}
+	if (!bs_valid && (sc->sc_ah->imask & ATH9K_INT_SWBA)) {
+		/* Disable SWBA interrupt */
+		sc->sc_ah->imask &= ~ATH9K_INT_SWBA;
+		ath9k_ps_wakeup(sc);
+		ath9k_hw_set_interrupts(sc->sc_ah, sc->sc_ah->imask);
+		ath9k_ps_restore(sc);
 	}
 
 	sc->nvifs--;