6 files changed, 43 insertions, 3 deletions

diff --git a/drivers/net/wireless/ath/Kconfig b/drivers/net/wireless/ath/Kconfig
index d26e7b485315..eb0337c49546 100644
--- a/drivers/net/wireless/ath/Kconfig
+++ b/drivers/net/wireless/ath/Kconfig
@@ -1,5 +1,6 @@
 config ATH_COMMON
 	tristate "Atheros Wireless Cards"
+	depends on WLAN_80211
 	depends on ATH5K || ATH9K || AR9170_USB
 
 source "drivers/net/wireless/ath/ath5k/Kconfig"
diff --git a/drivers/net/wireless/ath/ath5k/base.c b/drivers/net/wireless/ath/ath5k/base.c
index ea045151f953..029c1bc7468f 100644
--- a/drivers/net/wireless/ath/ath5k/base.c
+++ b/drivers/net/wireless/ath/ath5k/base.c
@@ -2970,6 +2970,9 @@ ath5k_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd,
 	if (modparam_nohwcrypt)
 		return -EOPNOTSUPP;
 
+	if (sc->opmode == NL80211_IFTYPE_AP)
+		return -EOPNOTSUPP;
+
 	switch (key->alg) {
 	case ALG_WEP:
 	case ALG_TKIP:
diff --git a/drivers/net/wireless/ath/ath9k/ani.c b/drivers/net/wireless/ath/ath9k/ani.c
index 1aeafb511ddd..aad259b4c197 100644
--- a/drivers/net/wireless/ath/ath9k/ani.c
+++ b/drivers/net/wireless/ath/ath9k/ani.c
@@ -478,6 +478,18 @@ void ath9k_ani_reset(struct ath_hw *ah)
 			"Reset ANI state opmode %u\n", ah->opmode);
 		ah->stats.ast_ani_reset++;
 
+		if (ah->opmode == NL80211_IFTYPE_AP) {
+			/*
+			 * ath9k_hw_ani_control() will only process items set on
+			 * ah->ani_function
+			 */
+			if (IS_CHAN_2GHZ(chan))
+				ah->ani_function = (ATH9K_ANI_SPUR_IMMUNITY_LEVEL |
+						    ATH9K_ANI_FIRSTEP_LEVEL);
+			else
+				ah->ani_function = 0;
+		}
+
 		ath9k_hw_ani_control(ah, ATH9K_ANI_NOISE_IMMUNITY_LEVEL, 0);
 		ath9k_hw_ani_control(ah, ATH9K_ANI_SPUR_IMMUNITY_LEVEL, 0);
 		ath9k_hw_ani_control(ah, ATH9K_ANI_FIRSTEP_LEVEL, 0);
diff --git a/drivers/net/wireless/ath/ath9k/eeprom.c b/drivers/net/wireless/ath/ath9k/eeprom.c
index a2fda702b620..ce0e86c36a82 100644
--- a/drivers/net/wireless/ath/ath9k/eeprom.c
+++ b/drivers/net/wireless/ath/ath9k/eeprom.c
@@ -460,7 +460,7 @@ static int ath9k_hw_4k_check_eeprom(struct ath_hw *ah)
 		integer = swab32(eep->modalHeader.antCtrlCommon);
 		eep->modalHeader.antCtrlCommon = integer;
 
-		for (i = 0; i < AR5416_MAX_CHAINS; i++) {
+		for (i = 0; i < AR5416_EEP4K_MAX_CHAINS; i++) {
 			integer = swab32(eep->modalHeader.antCtrlChain[i]);
 			eep->modalHeader.antCtrlChain[i] = integer;
 		}
@@ -914,7 +914,7 @@ static void ath9k_hw_set_4k_power_per_rate_table(struct ath_hw *ah,
 			ctlMode, numCtlModes, isHt40CtlMode,
 			(pCtlMode[ctlMode] & EXT_ADDITIVE));
 
-		for (i = 0; (i < AR5416_NUM_CTLS) &&
+		for (i = 0; (i < AR5416_EEP4K_NUM_CTLS) &&
 				pEepData->ctlIndex[i]; i++) {
 			DPRINTF(ah->ah_sc, ATH_DBG_EEPROM,
 				"  LOOP-Ctlidx %d: cfgCtl 0x%2.2x "
diff --git a/drivers/net/wireless/ath/ath9k/xmit.c b/drivers/net/wireless/ath/ath9k/xmit.c
index b61a071788a5..4ccf48e396df 100644
--- a/drivers/net/wireless/ath/ath9k/xmit.c
+++ b/drivers/net/wireless/ath/ath9k/xmit.c
@@ -355,7 +355,14 @@ static void ath_tx_complete_aggr(struct ath_softc *sc, struct ath_txq *txq,
 		}
 
 		if (bf_next == NULL) {
-			INIT_LIST_HEAD(&bf_head);
+			/*
+			 * Make sure the last desc is reclaimed if it
+			 * not a holding desc.
+			 */
+			if (!bf_last->bf_stale)
+				list_move_tail(&bf->list, &bf_head);
+			else
+				INIT_LIST_HEAD(&bf_head);
 		} else {
 			ASSERT(!list_empty(bf_q));
 			list_move_tail(&bf->list, &bf_head);
diff --git a/drivers/net/wireless/ath/regd.c b/drivers/net/wireless/ath/regd.c
index eef370bd1211..bf3d25ba7be1 100644
--- a/drivers/net/wireless/ath/regd.c
+++ b/drivers/net/wireless/ath/regd.c
@@ -474,6 +474,21 @@ ath_regd_init_wiphy(struct ath_regulatory *reg,
 	return 0;
 }
 
+/*
+ * Some users have reported their EEPROM programmed with
+ * 0x8000 set, this is not a supported regulatory domain
+ * but since we have more than one user with it we need
+ * a solution for them. We default to 0x64, which is the
+ * default Atheros world regulatory domain.
+ */
+static void ath_regd_sanitize(struct ath_regulatory *reg)
+{
+	if (reg->current_rd != COUNTRY_ERD_FLAG)
+		return;
+	printk(KERN_DEBUG "ath: EEPROM regdomain sanitized\n");
+	reg->current_rd = 0x64;
+}
+
 int
 ath_regd_init(struct ath_regulatory *reg,
 	      struct wiphy *wiphy,
@@ -486,6 +501,8 @@ ath_regd_init(struct ath_regulatory *reg,
 	if (!reg)
 		return -EINVAL;
 
+	ath_regd_sanitize(reg);
+
 	printk(KERN_DEBUG "ath: EEPROM regdomain: 0x%0x\n", reg->current_rd);
 
 	if (!ath_regd_is_eeprom_valid(reg)) {