1 files changed, 51 insertions, 16 deletions

diff --git a/drivers/net/wireless/ath/ath9k/htc_drv_main.c b/drivers/net/wireless/ath/ath9k/htc_drv_main.c
index 7b77968..b6cd36c 100644
--- a/drivers/net/wireless/ath/ath9k/htc_drv_main.c
+++ b/drivers/net/wireless/ath/ath9k/htc_drv_main.c
@@ -139,21 +139,26 @@ static void ath9k_htc_bssid_iter(void *data, u8 *mac, struct ieee80211_vif *vif)
 	struct ath9k_vif_iter_data *iter_data = data;
 	int i;
 
-	for (i = 0; i < ETH_ALEN; i++)
-		iter_data->mask[i] &= ~(iter_data->hw_macaddr[i] ^ mac[i]);
+	if (iter_data->hw_macaddr != NULL) {
+		for (i = 0; i < ETH_ALEN; i++)
+			iter_data->mask[i] &= ~(iter_data->hw_macaddr[i] ^ mac[i]);
+	} else {
+		iter_data->hw_macaddr = mac;
+	}
 }
 
-static void ath9k_htc_set_bssid_mask(struct ath9k_htc_priv *priv,
+static void ath9k_htc_set_mac_bssid_mask(struct ath9k_htc_priv *priv,
 				     struct ieee80211_vif *vif)
 {
 	struct ath_common *common = ath9k_hw_common(priv->ah);
 	struct ath9k_vif_iter_data iter_data;
 
 	/*
-	 * Use the hardware MAC address as reference, the hardware uses it
-	 * together with the BSSID mask when matching addresses.
+	 * Pick the MAC address of the first interface as the new hardware
+	 * MAC address. The hardware will use it together with the BSSID mask
+	 * when matching addresses.
 	 */
-	iter_data.hw_macaddr = common->macaddr;
+	iter_data.hw_macaddr = NULL;
 	memset(&iter_data.mask, 0xff, ETH_ALEN);
 
 	if (vif)
@@ -164,6 +169,10 @@ static void ath9k_htc_set_bssid_mask(struct ath9k_htc_priv *priv,
 						   &iter_data);
 
 	memcpy(common->bssidmask, iter_data.mask, ETH_ALEN);
+
+	if (iter_data.hw_macaddr)
+		memcpy(common->macaddr, iter_data.hw_macaddr, ETH_ALEN);
+
 	ath_hw_setbssidmask(common);
 }
 
@@ -826,8 +835,7 @@ void ath9k_htc_ani_work(struct work_struct *work)
 		if (longcal || shortcal)
 			common->ani.caldone =
 				ath9k_hw_calibrate(ah, ah->curchan,
-						   common->rx_chainmask,
-						   longcal);
+						   ah->rxchainmask, longcal);
 
 		ath9k_htc_ps_restore(priv);
 	}
@@ -1101,7 +1109,7 @@ static int ath9k_htc_add_interface(struct ieee80211_hw *hw,
 		goto out;
 	}
 
-	ath9k_htc_set_bssid_mask(priv, vif);
+	ath9k_htc_set_mac_bssid_mask(priv, vif);
 
 	priv->vif_slot |= (1 << avp->index);
 	priv->nvifs++;
@@ -1164,7 +1172,7 @@ static void ath9k_htc_remove_interface(struct ieee80211_hw *hw,
 
 	ath9k_htc_set_opmode(priv);
 
-	ath9k_htc_set_bssid_mask(priv, vif);
+	ath9k_htc_set_mac_bssid_mask(priv, vif);
 
 	/*
 	 * Stop ANI only if there are no associated station interfaces.
@@ -1294,11 +1302,17 @@ static void ath9k_htc_configure_filter(struct ieee80211_hw *hw,
 	u32 rfilt;
 
 	mutex_lock(&priv->mutex);
-	ath9k_htc_ps_wakeup(priv);
-
 	changed_flags &= SUPPORTED_FILTERS;
 	*total_flags &= SUPPORTED_FILTERS;
 
+	if (priv->op_flags & OP_INVALID) {
+		ath_dbg(ath9k_hw_common(priv->ah), ATH_DBG_ANY,
+			"Unable to configure filter on invalid state\n");
+		mutex_unlock(&priv->mutex);
+		return;
+	}
+	ath9k_htc_ps_wakeup(priv);
+
 	priv->rxfilter = *total_flags;
 	rfilt = ath9k_htc_calcrxfilter(priv);
 	ath9k_hw_setrxfilter(priv->ah, rfilt);
@@ -1347,7 +1361,8 @@ static int ath9k_htc_sta_remove(struct ieee80211_hw *hw,
 	return ret;
 }
 
-static int ath9k_htc_conf_tx(struct ieee80211_hw *hw, u16 queue,
+static int ath9k_htc_conf_tx(struct ieee80211_hw *hw,
+			     struct ieee80211_vif *vif, u16 queue,
 			     const struct ieee80211_tx_queue_params *params)
 {
 	struct ath9k_htc_priv *priv = hw->priv;
@@ -1558,7 +1573,8 @@ static void ath9k_htc_bss_info_changed(struct ieee80211_hw *hw,
 	mutex_unlock(&priv->mutex);
 }
 
-static u64 ath9k_htc_get_tsf(struct ieee80211_hw *hw)
+static u64 ath9k_htc_get_tsf(struct ieee80211_hw *hw,
+			     struct ieee80211_vif *vif)
 {
 	struct ath9k_htc_priv *priv = hw->priv;
 	u64 tsf;
@@ -1572,7 +1588,8 @@ static u64 ath9k_htc_get_tsf(struct ieee80211_hw *hw)
 	return tsf;
 }
 
-static void ath9k_htc_set_tsf(struct ieee80211_hw *hw, u64 tsf)
+static void ath9k_htc_set_tsf(struct ieee80211_hw *hw,
+			      struct ieee80211_vif *vif, u64 tsf)
 {
 	struct ath9k_htc_priv *priv = hw->priv;
 
@@ -1583,7 +1600,8 @@ static void ath9k_htc_set_tsf(struct ieee80211_hw *hw, u64 tsf)
 	mutex_unlock(&priv->mutex);
 }
 
-static void ath9k_htc_reset_tsf(struct ieee80211_hw *hw)
+static void ath9k_htc_reset_tsf(struct ieee80211_hw *hw,
+				struct ieee80211_vif *vif)
 {
 	struct ath9k_htc_priv *priv = hw->priv;
 
@@ -1731,6 +1749,22 @@ out:
 	return ret;
 }
 
+
+static int ath9k_htc_get_stats(struct ieee80211_hw *hw,
+			       struct ieee80211_low_level_stats *stats)
+{
+	struct ath9k_htc_priv *priv = hw->priv;
+	struct ath_hw *ah = priv->ah;
+	struct ath9k_mib_stats *mib_stats = &ah->ah_mibStats;
+
+	stats->dot11ACKFailureCount = mib_stats->ackrcv_bad;
+	stats->dot11RTSFailureCount = mib_stats->rts_bad;
+	stats->dot11FCSErrorCount = mib_stats->fcs_bad;
+	stats->dot11RTSSuccessCount = mib_stats->rts_good;
+
+	return 0;
+}
+
 struct ieee80211_ops ath9k_htc_ops = {
 	.tx                 = ath9k_htc_tx,
 	.start              = ath9k_htc_start,
@@ -1754,4 +1788,5 @@ struct ieee80211_ops ath9k_htc_ops = {
 	.rfkill_poll        = ath9k_htc_rfkill_poll_state,
 	.set_coverage_class = ath9k_htc_set_coverage_class,
 	.set_bitrate_mask   = ath9k_htc_set_bitrate_mask,
+	.get_stats	    = ath9k_htc_get_stats,
 };