1 files changed, 76 insertions, 39 deletions

diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c
index a9e43f7a23f..3dc7b5a13e6 100644
--- a/drivers/net/wireless/ath/ath9k/main.c
+++ b/drivers/net/wireless/ath/ath9k/main.c
@@ -384,7 +384,7 @@ static void ath_ani_calibrate(unsigned long data)
 	if (longcal || shortcal || aniflag) {
 		/* Call ANI routine if necessary */
 		if (aniflag)
-			ath9k_hw_ani_monitor(ah, &sc->nodestats, ah->curchan);
+			ath9k_hw_ani_monitor(ah, ah->curchan);
 
 		/* Perform calibration if necessary */
 		if (longcal || shortcal) {
@@ -439,8 +439,8 @@ static void ath_start_ani(struct ath_softc *sc)
  */
 void ath_update_chainmask(struct ath_softc *sc, int is_ht)
 {
-	if (is_ht ||
-	    (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_BT_COEX)) {
+	if ((sc->sc_flags & SC_OP_SCANNING) || is_ht ||
+	    (sc->btcoex_info.btcoex_scheme != ATH_BTCOEX_CFG_NONE)) {
 		sc->tx_chainmask = sc->sc_ah->caps.tx_chainmask;
 		sc->rx_chainmask = sc->sc_ah->caps.rx_chainmask;
 	} else {
@@ -506,6 +506,10 @@ static void ath9k_tasklet(unsigned long data)
 		sc->sc_flags |= SC_OP_WAIT_FOR_BEACON | SC_OP_BEACON_SYNC;
 	}
 
+	if (sc->btcoex_info.btcoex_scheme == ATH_BTCOEX_CFG_3WIRE)
+		if (status & ATH9K_INT_GENTIMER)
+			ath_gen_timer_isr(sc->sc_ah);
+
 	/* re-enable hardware interrupt */
 	ath9k_hw_set_interrupts(sc->sc_ah, sc->imask);
 	ath9k_ps_restore(sc);
@@ -521,7 +525,8 @@ irqreturn_t ath_isr(int irq, void *dev)
 		ATH9K_INT_TX |			\
 		ATH9K_INT_BMISS |		\
 		ATH9K_INT_CST |			\
-		ATH9K_INT_TSFOOR)
+		ATH9K_INT_TSFOOR |		\
+		ATH9K_INT_GENTIMER)
 
 	struct ath_softc *sc = dev;
 	struct ath_hw *ah = sc->sc_ah;
@@ -589,7 +594,7 @@ irqreturn_t ath_isr(int irq, void *dev)
 		 * it will clear whatever condition caused
 		 * the interrupt.
 		 */
-		ath9k_hw_procmibevent(ah, &sc->nodestats);
+		ath9k_hw_procmibevent(ah);
 		ath9k_hw_set_interrupts(ah, sc->imask);
 	}
 
@@ -940,10 +945,7 @@ static void ath9k_bss_assoc_info(struct ath_softc *sc,
 		ath_beacon_config(sc, vif);
 
 		/* Reset rssi stats */
-		sc->nodestats.ns_avgbrssi = ATH_RSSI_DUMMY_MARKER;
-		sc->nodestats.ns_avgrssi = ATH_RSSI_DUMMY_MARKER;
-		sc->nodestats.ns_avgtxrssi = ATH_RSSI_DUMMY_MARKER;
-		sc->nodestats.ns_avgtxrate = ATH_RATE_DUMMY_MARKER;
+		sc->sc_ah->stats.avgbrssi = ATH_RSSI_DUMMY_MARKER;
 
 		ath_start_ani(sc);
 	} else {
@@ -968,9 +970,9 @@ static void ath_led_blink_work(struct work_struct *work)
 
 	if ((sc->led_on_duration == ATH_LED_ON_DURATION_IDLE) ||
 	    (sc->led_off_duration == ATH_LED_OFF_DURATION_IDLE))
-		ath9k_hw_set_gpio(sc->sc_ah, ATH_LED_PIN, 0);
+		ath9k_hw_set_gpio(sc->sc_ah, sc->sc_ah->led_pin, 0);
 	else
-		ath9k_hw_set_gpio(sc->sc_ah, ATH_LED_PIN,
+		ath9k_hw_set_gpio(sc->sc_ah, sc->sc_ah->led_pin,
 				  (sc->sc_flags & SC_OP_LED_ON) ? 1 : 0);
 
 	ieee80211_queue_delayed_work(sc->hw,
@@ -1002,7 +1004,7 @@ static void ath_led_brightness(struct led_classdev *led_cdev,
 	case LED_OFF:
 		if (led->led_type == ATH_LED_ASSOC ||
 		    led->led_type == ATH_LED_RADIO) {
-			ath9k_hw_set_gpio(sc->sc_ah, ATH_LED_PIN,
+			ath9k_hw_set_gpio(sc->sc_ah, sc->sc_ah->led_pin,
 				(led->led_type == ATH_LED_RADIO));
 			sc->sc_flags &= ~SC_OP_LED_ASSOCIATED;
 			if (led->led_type == ATH_LED_RADIO)
@@ -1017,7 +1019,7 @@ static void ath_led_brightness(struct led_classdev *led_cdev,
 			ieee80211_queue_delayed_work(sc->hw,
 						     &sc->ath_led_blink_work, 0);
 		} else if (led->led_type == ATH_LED_RADIO) {
-			ath9k_hw_set_gpio(sc->sc_ah, ATH_LED_PIN, 0);
+			ath9k_hw_set_gpio(sc->sc_ah, sc->sc_ah->led_pin, 0);
 			sc->sc_flags |= SC_OP_LED_ON;
 		} else {
 			sc->led_on_cnt++;
@@ -1062,7 +1064,7 @@ static void ath_deinit_leds(struct ath_softc *sc)
 	ath_unregister_led(&sc->tx_led);
 	ath_unregister_led(&sc->rx_led);
 	ath_unregister_led(&sc->radio_led);
-	ath9k_hw_set_gpio(sc->sc_ah, ATH_LED_PIN, 1);
+	ath9k_hw_set_gpio(sc->sc_ah, sc->sc_ah->led_pin, 1);
 }
 
 static void ath_init_leds(struct ath_softc *sc)
@@ -1070,11 +1072,16 @@ static void ath_init_leds(struct ath_softc *sc)
 	char *trigger;
 	int ret;
 
+	if (AR_SREV_9287(sc->sc_ah))
+		sc->sc_ah->led_pin = ATH_LED_PIN_9287;
+	else
+		sc->sc_ah->led_pin = ATH_LED_PIN_DEF;
+
 	/* Configure gpio 1 for output */
-	ath9k_hw_cfg_output(sc->sc_ah, ATH_LED_PIN,
+	ath9k_hw_cfg_output(sc->sc_ah, sc->sc_ah->led_pin,
 			    AR_GPIO_OUTPUT_MUX_AS_OUTPUT);
 	/* LED off, active low */
-	ath9k_hw_set_gpio(sc->sc_ah, ATH_LED_PIN, 1);
+	ath9k_hw_set_gpio(sc->sc_ah, sc->sc_ah->led_pin, 1);
 
 	INIT_DELAYED_WORK(&sc->ath_led_blink_work, ath_led_blink_work);
 
@@ -1153,9 +1160,9 @@ void ath_radio_enable(struct ath_softc *sc)
 	ath9k_hw_set_interrupts(ah, sc->imask);
 
 	/* Enable LED */
-	ath9k_hw_cfg_output(ah, ATH_LED_PIN,
+	ath9k_hw_cfg_output(ah, ah->led_pin,
 			    AR_GPIO_OUTPUT_MUX_AS_OUTPUT);
-	ath9k_hw_set_gpio(ah, ATH_LED_PIN, 0);
+	ath9k_hw_set_gpio(ah, ah->led_pin, 0);
 
 	ieee80211_wake_queues(sc->hw);
 	ath9k_ps_restore(sc);
@@ -1171,8 +1178,8 @@ void ath_radio_disable(struct ath_softc *sc)
 	ieee80211_stop_queues(sc->hw);
 
 	/* Disable LED */
-	ath9k_hw_set_gpio(ah, ATH_LED_PIN, 1);
-	ath9k_hw_cfg_gpio_input(ah, ATH_LED_PIN);
+	ath9k_hw_set_gpio(ah, ah->led_pin, 1);
+	ath9k_hw_cfg_gpio_input(ah, ah->led_pin);
 
 	/* Disable interrupts */
 	ath9k_hw_set_interrupts(ah, 0);
@@ -1277,6 +1284,10 @@ void ath_detach(struct ath_softc *sc)
 		if (ATH_TXQ_SETUP(sc, i))
 			ath_tx_cleanupq(sc, &sc->tx.txq[i]);
 
+	if ((sc->btcoex_info.no_stomp_timer) &&
+	    sc->btcoex_info.btcoex_scheme == ATH_BTCOEX_CFG_3WIRE)
+		ath_gen_timer_free(sc->sc_ah, sc->btcoex_info.no_stomp_timer);
+
 	ath9k_hw_detach(sc->sc_ah);
 	sc->sc_ah = NULL;
 	ath9k_exit_debug(sc);
@@ -1288,7 +1299,7 @@ static int ath9k_reg_notifier(struct wiphy *wiphy,
 	struct ieee80211_hw *hw = wiphy_to_ieee80211_hw(wiphy);
 	struct ath_wiphy *aphy = hw->priv;
 	struct ath_softc *sc = aphy->sc;
-	struct ath_regulatory *reg = &sc->sc_ah->regulatory;
+	struct ath_regulatory *reg = &sc->common.regulatory;
 
 	return ath_reg_notifier_apply(wiphy, request, reg);
 }
@@ -1299,7 +1310,7 @@ static int ath9k_reg_notifier(struct wiphy *wiphy,
  * to allow the separation between hardware specific
  * variables (now in ath_hw) and driver specific variables.
  */
-static int ath_init_softc(u16 devid, struct ath_softc *sc)
+static int ath_init_softc(u16 devid, struct ath_softc *sc, u16 subsysid)
 {
 	struct ath_hw *ah = NULL;
 	int r = 0, i;
@@ -1327,7 +1338,7 @@ static int ath_init_softc(u16 devid, struct ath_softc *sc)
 	 */
 	ath_read_cachesize(sc, &csz);
 	/* XXX assert csz is non-zero */
-	sc->cachelsz = csz << 2;	/* convert to bytes */
+	sc->common.cachelsz = csz << 2;	/* convert to bytes */
 
 	ah = kzalloc(sizeof(struct ath_hw), GFP_KERNEL);
 	if (!ah) {
@@ -1337,6 +1348,7 @@ static int ath_init_softc(u16 devid, struct ath_softc *sc)
 
 	ah->ah_sc = sc;
 	ah->hw_version.devid = devid;
+	ah->hw_version.subsysid = subsysid;
 	sc->sc_ah = ah;
 
 	r = ath9k_hw_init(ah);
@@ -1507,8 +1519,11 @@ static int ath_init_softc(u16 devid, struct ath_softc *sc)
 			ARRAY_SIZE(ath9k_5ghz_chantable);
 	}
 
-	if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_BT_COEX)
-		ath9k_hw_btcoex_enable(sc->sc_ah);
+	if (sc->btcoex_info.btcoex_scheme != ATH_BTCOEX_CFG_NONE) {
+		r = ath9k_hw_btcoex_init(ah);
+		if (r)
+			goto bad2;
+	}
 
 	return 0;
 bad2:
@@ -1563,7 +1578,7 @@ void ath_set_hw_capab(struct ath_softc *sc, struct ieee80211_hw *hw)
 }
 
 /* Device driver core initialization */
-int ath_init_device(u16 devid, struct ath_softc *sc)
+int ath_init_device(u16 devid, struct ath_softc *sc, u16 subsysid)
 {
 	struct ieee80211_hw *hw = sc->hw;
 	int error = 0, i;
@@ -1571,7 +1586,7 @@ int ath_init_device(u16 devid, struct ath_softc *sc)
 
 	DPRINTF(sc, ATH_DBG_CONFIG, "Attach ATH hw\n");
 
-	error = ath_init_softc(devid, sc);
+	error = ath_init_softc(devid, sc, subsysid);
 	if (error != 0)
 		return error;
 
@@ -1581,12 +1596,12 @@ int ath_init_device(u16 devid, struct ath_softc *sc)
 
 	ath_set_hw_capab(sc, hw);
 
-	error = ath_regd_init(&sc->sc_ah->regulatory, sc->hw->wiphy,
+	error = ath_regd_init(&sc->common.regulatory, sc->hw->wiphy,
 			      ath9k_reg_notifier);
 	if (error)
 		return error;
 
-	reg = &sc->sc_ah->regulatory;
+	reg = &sc->common.regulatory;
 
 	if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_HT) {
 		setup_ht_cap(sc, &sc->sbands[IEEE80211_BAND_2GHZ].ht_cap);
@@ -1865,7 +1880,7 @@ void ath9k_update_ichannel(struct ath_softc *sc, struct ieee80211_hw *hw,
 
 	if (chan->band == IEEE80211_BAND_2GHZ) {
 		ichan->chanmode = CHANNEL_G;
-		ichan->channelFlags = CHANNEL_2GHZ | CHANNEL_OFDM;
+		ichan->channelFlags = CHANNEL_2GHZ | CHANNEL_OFDM | CHANNEL_G;
 	} else {
 		ichan->chanmode = CHANNEL_A;
 		ichan->channelFlags = CHANNEL_5GHZ | CHANNEL_OFDM;
@@ -1990,6 +2005,17 @@ static int ath9k_start(struct ieee80211_hw *hw)
 
 	ieee80211_queue_delayed_work(sc->hw, &sc->tx_complete_work, 0);
 
+	if ((sc->btcoex_info.btcoex_scheme != ATH_BTCOEX_CFG_NONE) &&
+	    !(sc->sc_flags & SC_OP_BTCOEX_ENABLED)) {
+		ath_btcoex_set_weight(&sc->btcoex_info, AR_BT_COEX_WGHT,
+				      AR_STOMP_LOW_WLAN_WGHT);
+		ath9k_hw_btcoex_enable(sc->sc_ah);
+
+		ath_pcie_aspm_disable(sc);
+		if (sc->btcoex_info.btcoex_scheme == ATH_BTCOEX_CFG_3WIRE)
+			ath_btcoex_timer_resume(sc, &sc->btcoex_info);
+	}
+
 mutex_unlock:
 	mutex_unlock(&sc->mutex);
 
@@ -2100,6 +2126,8 @@ static void ath9k_stop(struct ieee80211_hw *hw)
 	struct ath_wiphy *aphy = hw->priv;
 	struct ath_softc *sc = aphy->sc;
 
+	mutex_lock(&sc->mutex);
+
 	aphy->state = ATH_WIPHY_INACTIVE;
 
 	cancel_delayed_work_sync(&sc->ath_led_blink_work);
@@ -2112,18 +2140,21 @@ static void ath9k_stop(struct ieee80211_hw *hw)
 
 	if (sc->sc_flags & SC_OP_INVALID) {
 		DPRINTF(sc, ATH_DBG_ANY, "Device not present\n");
+		mutex_unlock(&sc->mutex);
 		return;
 	}
 
-	mutex_lock(&sc->mutex);
-
-	cancel_delayed_work_sync(&sc->tx_complete_work);
-
 	if (ath9k_wiphy_started(sc)) {
 		mutex_unlock(&sc->mutex);
 		return; /* another wiphy still in use */
 	}
 
+	if (sc->sc_flags & SC_OP_BTCOEX_ENABLED) {
+		ath9k_hw_btcoex_disable(sc->sc_ah);
+		if (sc->btcoex_info.btcoex_scheme == ATH_BTCOEX_CFG_3WIRE)
+			ath_btcoex_timer_pause(sc, &sc->btcoex_info);
+	}
+
 	/* make sure h/w will not generate any interrupt
 	 * before setting the invalid flag. */
 	ath9k_hw_set_interrupts(sc->sc_ah, 0);
@@ -2140,6 +2171,7 @@ static void ath9k_stop(struct ieee80211_hw *hw)
 	/* disable HAL and put h/w to sleep */
 	ath9k_hw_disable(sc->sc_ah);
 	ath9k_hw_configpcipowersave(sc->sc_ah, 1);
+	ath9k_hw_setpower(sc->sc_ah, ATH9K_PM_FULL_SLEEP);
 
 	sc->sc_flags |= SC_OP_INVALID;
 
@@ -2214,8 +2246,7 @@ static int ath9k_add_interface(struct ieee80211_hw *hw,
 	if ((conf->type == NL80211_IFTYPE_STATION) ||
 	    (conf->type == NL80211_IFTYPE_ADHOC) ||
 	    (conf->type == NL80211_IFTYPE_MESH_POINT)) {
-		if (ath9k_hw_phycounters(sc->sc_ah))
-			sc->imask |= ATH9K_INT_MIB;
+		sc->imask |= ATH9K_INT_MIB;
 		sc->imask |= ATH9K_INT_TSFOOR;
 	}
 
@@ -2380,6 +2411,7 @@ skip_chan_change:
 	(FIF_PROMISC_IN_BSS |			\
 	FIF_ALLMULTI |				\
 	FIF_CONTROL |				\
+	FIF_PSPOLL |				\
 	FIF_OTHER_BSS |				\
 	FIF_BCN_PRBRESP_PROMISC |		\
 	FIF_FCSFAIL)
@@ -2388,8 +2420,7 @@ skip_chan_change:
 static void ath9k_configure_filter(struct ieee80211_hw *hw,
 				   unsigned int changed_flags,
 				   unsigned int *total_flags,
-				   int mc_count,
-				   struct dev_mc_list *mclist)
+				   u64 multicast)
 {
 	struct ath_wiphy *aphy = hw->priv;
 	struct ath_softc *sc = aphy->sc;
@@ -2404,7 +2435,7 @@ static void ath9k_configure_filter(struct ieee80211_hw *hw,
 	ath9k_hw_setrxfilter(sc->sc_ah, rfilt);
 	ath9k_ps_restore(sc);
 
-	DPRINTF(sc, ATH_DBG_CONFIG, "Set HW RX filter: 0x%x\n", sc->rx.rxfilter);
+	DPRINTF(sc, ATH_DBG_CONFIG, "Set HW RX filter: 0x%x\n", rfilt);
 }
 
 static void ath9k_sta_notify(struct ieee80211_hw *hw,
@@ -2712,6 +2743,7 @@ static void ath9k_sw_scan_start(struct ieee80211_hw *hw)
 	struct ath_wiphy *aphy = hw->priv;
 	struct ath_softc *sc = aphy->sc;
 
+	mutex_lock(&sc->mutex);
 	if (ath9k_wiphy_scanning(sc)) {
 		printk(KERN_DEBUG "ath9k: Two wiphys trying to scan at the "
 		       "same time\n");
@@ -2719,6 +2751,7 @@ static void ath9k_sw_scan_start(struct ieee80211_hw *hw)
 		 * Do not allow the concurrent scanning state for now. This
 		 * could be improved with scanning control moved into ath9k.
 		 */
+		mutex_unlock(&sc->mutex);
 		return;
 	}
 
@@ -2728,6 +2761,7 @@ static void ath9k_sw_scan_start(struct ieee80211_hw *hw)
 	spin_lock_bh(&sc->ani_lock);
 	sc->sc_flags |= SC_OP_SCANNING;
 	spin_unlock_bh(&sc->ani_lock);
+	mutex_unlock(&sc->mutex);
 }
 
 static void ath9k_sw_scan_complete(struct ieee80211_hw *hw)
@@ -2735,11 +2769,14 @@ static void ath9k_sw_scan_complete(struct ieee80211_hw *hw)
 	struct ath_wiphy *aphy = hw->priv;
 	struct ath_softc *sc = aphy->sc;
 
+	mutex_lock(&sc->mutex);
 	spin_lock_bh(&sc->ani_lock);
 	aphy->state = ATH_WIPHY_ACTIVE;
 	sc->sc_flags &= ~SC_OP_SCANNING;
 	sc->sc_flags |= SC_OP_FULL_RESET;
 	spin_unlock_bh(&sc->ani_lock);
+	ath_beacon_config(sc, NULL);
+	mutex_unlock(&sc->mutex);
 }
 
 struct ieee80211_ops ath9k_ops = {