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

4 files changed, 52 insertions, 37 deletions

diff --git a/drivers/net/wireless/ath/ar9170/hw.h b/drivers/net/wireless/ath/ar9170/hw.h
index 95bf812d6fcc..3293e0fb24fb 100644
--- a/drivers/net/wireless/ath/ar9170/hw.h
+++ b/drivers/net/wireless/ath/ar9170/hw.h
@@ -207,6 +207,8 @@ enum ar9170_cmd {
 #define AR9170_MAC_REG_AC1_AC0_TXOP		(AR9170_MAC_REG_BASE + 0xB44)
 #define AR9170_MAC_REG_AC3_AC2_TXOP		(AR9170_MAC_REG_BASE + 0xB48)
 
+#define AR9170_MAC_REG_AMPDU_SET		(AR9170_MAC_REG_BASE + 0xba0)
+
 #define AR9170_MAC_REG_ACK_TABLE		(AR9170_MAC_REG_BASE + 0xC00)
 #define AR9170_MAC_REG_AMPDU_RX_THRESH		(AR9170_MAC_REG_BASE + 0xC50)
 
diff --git a/drivers/net/wireless/ath/ar9170/mac.c b/drivers/net/wireless/ath/ar9170/mac.c
index c8fa3073169f..43aeb69685d3 100644
--- a/drivers/net/wireless/ath/ar9170/mac.c
+++ b/drivers/net/wireless/ath/ar9170/mac.c
@@ -72,6 +72,24 @@ int ar9170_set_qos(struct ar9170 *ar)
 	return ar9170_regwrite_result();
 }
 
+static int ar9170_set_ampdu_density(struct ar9170 *ar, u8 mpdudensity)
+{
+	u32 val;
+
+	/* don't allow AMPDU density > 8us */
+	if (mpdudensity > 6)
+		return -EINVAL;
+
+	/* Watch out! Otus uses slightly different density values. */
+	val = 0x140a00 | (mpdudensity ? (mpdudensity + 1) : 0);
+
+	ar9170_regwrite_begin(ar);
+	ar9170_regwrite(AR9170_MAC_REG_AMPDU_SET, val);
+	ar9170_regwrite_finish();
+
+	return ar9170_regwrite_result();
+}
+
 int ar9170_init_mac(struct ar9170 *ar)
 {
 	ar9170_regwrite_begin(ar);
@@ -265,9 +283,9 @@ int ar9170_set_operating_mode(struct ar9170 *ar)
 		case NL80211_IFTYPE_ADHOC:
 			pm_mode |= AR9170_MAC_REG_POWERMGT_IBSS;
 			break;
-/*		case NL80211_IFTYPE_AP:
+		case NL80211_IFTYPE_AP:
 			pm_mode |= AR9170_MAC_REG_POWERMGT_AP;
-			break;*/
+			break;
 		case NL80211_IFTYPE_WDS:
 			pm_mode |= AR9170_MAC_REG_POWERMGT_AP_WDS;
 			break;
@@ -296,6 +314,11 @@ int ar9170_set_operating_mode(struct ar9170 *ar)
 	if (err)
 		return err;
 
+	/* set AMPDU density to 8us. */
+	err = ar9170_set_ampdu_density(ar, 6);
+	if (err)
+		return err;
+
 	ar9170_regwrite_begin(ar);
 
 	ar9170_regwrite(AR9170_MAC_REG_POWERMANAGEMENT, pm_mode);
@@ -316,9 +339,9 @@ int ar9170_set_beacon_timers(struct ar9170 *ar)
 	u32 v = 0;
 	u32 pretbtt = 0;
 
-	v |= ar->hw->conf.beacon_int;
-
 	if (ar->vif) {
+		v |= ar->vif->bss_conf.beacon_int;
+
 		switch (ar->vif->type) {
 		case NL80211_IFTYPE_MESH_POINT:
 		case NL80211_IFTYPE_ADHOC:
@@ -326,7 +349,7 @@ int ar9170_set_beacon_timers(struct ar9170 *ar)
 			break;
 		case NL80211_IFTYPE_AP:
 			v |= BIT(24);
-			pretbtt = (ar->hw->conf.beacon_int - 6) << 16;
+			pretbtt = (ar->vif->bss_conf.beacon_int - 6) << 16;
 			break;
 		default:
 			break;
diff --git a/drivers/net/wireless/ath/ar9170/main.c b/drivers/net/wireless/ath/ar9170/main.c
index 1b60906b80c9..4ef1d2fc859c 100644
--- a/drivers/net/wireless/ath/ar9170/main.c
+++ b/drivers/net/wireless/ath/ar9170/main.c
@@ -151,8 +151,8 @@ static struct ieee80211_channel ar9170_5ghz_chantable[] = {
 			  IEEE80211_HT_CAP_SGI_40 |			\
 			  IEEE80211_HT_CAP_DSSSCCK40 |			\
 			  IEEE80211_HT_CAP_SM_PS,			\
-	.ampdu_factor	= 3, /* ?? */					\
-	.ampdu_density	= 7, /* ?? */					\
+	.ampdu_factor	= 3,						\
+	.ampdu_density	= 6,						\
 	.mcs		= {						\
 		.rx_mask = { 0xFF, 0xFF, 0, 0, 0, 0, 0, 0, 0, 0, },	\
 	},								\
@@ -1337,7 +1337,7 @@ static int ar9170_op_config(struct ieee80211_hw *hw, u32 changed)
 			goto out;
 	}
 
-	if (changed & IEEE80211_CONF_CHANGE_BEACON_INTERVAL) {
+	if (changed & BSS_CHANGED_BEACON_INT) {
 		err = ar9170_set_beacon_timers(ar);
 		if (err)
 			goto out;
@@ -1360,33 +1360,6 @@ out:
 	return err;
 }
 
-static int ar9170_op_config_interface(struct ieee80211_hw *hw,
-				      struct ieee80211_vif *vif,
-				      struct ieee80211_if_conf *conf)
-{
-	struct ar9170 *ar = hw->priv;
-	int err = 0;
-
-	mutex_lock(&ar->mutex);
-
-	if (conf->changed & IEEE80211_IFCC_BSSID) {
-		memcpy(ar->bssid, conf->bssid, ETH_ALEN);
-		err = ar9170_set_operating_mode(ar);
-	}
-
-	if (conf->changed & IEEE80211_IFCC_BEACON) {
-		err = ar9170_update_beacon(ar);
-
-		if (err)
-			goto out;
-		err = ar9170_set_beacon_timers(ar);
-	}
-
-out:
-	mutex_unlock(&ar->mutex);
-	return err;
-}
-
 static void ar9170_set_filters(struct work_struct *work)
 {
 	struct ar9170 *ar = container_of(work, struct ar9170,
@@ -1488,6 +1461,17 @@ static void ar9170_op_bss_info_changed(struct ieee80211_hw *hw,
 
 	mutex_lock(&ar->mutex);
 
+	if (changed & BSS_CHANGED_BSSID) {
+		memcpy(ar->bssid, bss_conf->bssid, ETH_ALEN);
+		err = ar9170_set_operating_mode(ar);
+	}
+
+	if (changed & (BSS_CHANGED_BEACON | BSS_CHANGED_BEACON_ENABLED)) {
+		err = ar9170_update_beacon(ar);
+		if (!err)
+			ar9170_set_beacon_timers(ar);
+	}
+
 	ar9170_regwrite_begin(ar);
 
 	if (changed & BSS_CHANGED_ASSOC) {
@@ -1499,6 +1483,9 @@ static void ar9170_op_bss_info_changed(struct ieee80211_hw *hw,
 #endif /* CONFIG_AR9170_LEDS */
 	}
 
+	if (changed & BSS_CHANGED_BEACON_INT)
+		err = ar9170_set_beacon_timers(ar);
+
 	if (changed & BSS_CHANGED_HT) {
 		/* TODO */
 		err = 0;
@@ -1793,7 +1780,6 @@ static const struct ieee80211_ops ar9170_ops = {
 	.add_interface		= ar9170_op_add_interface,
 	.remove_interface	= ar9170_op_remove_interface,
 	.config			= ar9170_op_config,
-	.config_interface	= ar9170_op_config_interface,
 	.configure_filter	= ar9170_op_configure_filter,
 	.conf_tx		= ar9170_conf_tx,
 	.bss_info_changed	= ar9170_op_bss_info_changed,
diff --git a/drivers/net/wireless/ath/ar9170/usb.c b/drivers/net/wireless/ath/ar9170/usb.c
index fddda477095c..d7c13c0177ca 100644
--- a/drivers/net/wireless/ath/ar9170/usb.c
+++ b/drivers/net/wireless/ath/ar9170/usb.c
@@ -350,7 +350,7 @@ static int ar9170_usb_exec_cmd(struct ar9170 *ar, enum ar9170_cmd cmd,
 		goto err_unbuf;
 	}
 
-	if (outlen >= 0 && aru->readlen != outlen) {
+	if (aru->readlen != outlen) {
 		err = -EMSGSIZE;
 		goto err_unbuf;
 	}
@@ -689,6 +689,9 @@ static int ar9170_usb_probe(struct usb_interface *intf,
 	aru->common.exec_cmd = ar9170_usb_exec_cmd;
 	aru->common.callback_cmd = ar9170_usb_callback_cmd;
 
+#ifdef CONFIG_PM
+	udev->reset_resume = 1;
+#endif
 	err = ar9170_usb_reset(aru);
 	if (err)
 		goto err_freehw;
@@ -805,6 +808,7 @@ static struct usb_driver ar9170_driver = {
 #ifdef CONFIG_PM
 	.suspend = ar9170_suspend,
 	.resume = ar9170_resume,
+	.reset_resume = ar9170_resume,
 #endif /* CONFIG_PM */
 };