1 files changed, 55 insertions, 15 deletions

diff --git a/net/mac80211/ht.c b/net/mac80211/ht.c
index 529bf58bc14..15702ff64a4 100644
--- a/net/mac80211/ht.c
+++ b/net/mac80211/ht.c
@@ -31,6 +31,18 @@ static void __check_htcap_disable(struct ieee80211_ht_cap *ht_capa,
 	}
 }
 
+static void __check_htcap_enable(struct ieee80211_ht_cap *ht_capa,
+				  struct ieee80211_ht_cap *ht_capa_mask,
+				  struct ieee80211_sta_ht_cap *ht_cap,
+				  u16 flag)
+{
+	__le16 le_flag = cpu_to_le16(flag);
+
+	if ((ht_capa_mask->cap_info & le_flag) &&
+	    (ht_capa->cap_info & le_flag))
+		ht_cap->cap |= flag;
+}
+
 void ieee80211_apply_htcap_overrides(struct ieee80211_sub_if_data *sdata,
 				     struct ieee80211_sta_ht_cap *ht_cap)
 {
@@ -59,7 +71,7 @@ void ieee80211_apply_htcap_overrides(struct ieee80211_sub_if_data *sdata,
 	smask = (u8 *)(&ht_capa_mask->mcs.rx_mask);
 
 	/* NOTE:  If you add more over-rides here, update register_hw
-	 * ht_capa_mod_msk logic in main.c as well.
+	 * ht_capa_mod_mask logic in main.c as well.
 	 * And, if this method can ever change ht_cap.ht_supported, fix
 	 * the check in ieee80211_add_ht_ie.
 	 */
@@ -86,6 +98,14 @@ void ieee80211_apply_htcap_overrides(struct ieee80211_sub_if_data *sdata,
 	__check_htcap_disable(ht_capa, ht_capa_mask, ht_cap,
 			      IEEE80211_HT_CAP_MAX_AMSDU);
 
+	/* Allow user to disable LDPC */
+	__check_htcap_disable(ht_capa, ht_capa_mask, ht_cap,
+			      IEEE80211_HT_CAP_LDPC_CODING);
+
+	/* Allow user to enable 40 MHz intolerant bit. */
+	__check_htcap_enable(ht_capa, ht_capa_mask, ht_cap,
+			     IEEE80211_HT_CAP_40MHZ_INTOLERANT);
+
 	/* Allow user to decrease AMPDU factor */
 	if (ht_capa_mask->ampdu_params_info &
 	    IEEE80211_HT_AMPDU_PARM_FACTOR) {
@@ -375,7 +395,7 @@ void ieee80211_send_delba(struct ieee80211_sub_if_data *sdata,
 	mgmt->u.action.u.delba.params = cpu_to_le16(params);
 	mgmt->u.action.u.delba.reason_code = cpu_to_le16(reason_code);
 
-	ieee80211_tx_skb_tid(sdata, skb, tid);
+	ieee80211_tx_skb(sdata, skb);
 }
 
 void ieee80211_process_delba(struct ieee80211_sub_if_data *sdata,
@@ -448,14 +468,27 @@ int ieee80211_send_smps_action(struct ieee80211_sub_if_data *sdata,
 	return 0;
 }
 
-void ieee80211_request_smps_work(struct work_struct *work)
+void ieee80211_request_smps_mgd_work(struct work_struct *work)
 {
 	struct ieee80211_sub_if_data *sdata =
 		container_of(work, struct ieee80211_sub_if_data,
 			     u.mgd.request_smps_work);
 
 	sdata_lock(sdata);
-	__ieee80211_request_smps(sdata, sdata->u.mgd.driver_smps_mode);
+	__ieee80211_request_smps_mgd(sdata, sdata->u.mgd.driver_smps_mode);
+	sdata_unlock(sdata);
+}
+
+void ieee80211_request_smps_ap_work(struct work_struct *work)
+{
+	struct ieee80211_sub_if_data *sdata =
+		container_of(work, struct ieee80211_sub_if_data,
+			     u.ap.request_smps_work);
+
+	sdata_lock(sdata);
+	if (sdata_dereference(sdata->u.ap.beacon, sdata))
+		__ieee80211_request_smps_ap(sdata,
+					    sdata->u.ap.driver_smps_mode);
 	sdata_unlock(sdata);
 }
 
@@ -464,19 +497,26 @@ void ieee80211_request_smps(struct ieee80211_vif *vif,
 {
 	struct ieee80211_sub_if_data *sdata = vif_to_sdata(vif);
 
-	if (WARN_ON(vif->type != NL80211_IFTYPE_STATION))
-		return;
-
-	if (WARN_ON(smps_mode == IEEE80211_SMPS_OFF))
-		smps_mode = IEEE80211_SMPS_AUTOMATIC;
-
-	if (sdata->u.mgd.driver_smps_mode == smps_mode)
+	if (WARN_ON_ONCE(vif->type != NL80211_IFTYPE_STATION &&
+			 vif->type != NL80211_IFTYPE_AP))
 		return;
 
-	sdata->u.mgd.driver_smps_mode = smps_mode;
-
-	ieee80211_queue_work(&sdata->local->hw,
-			     &sdata->u.mgd.request_smps_work);
+	if (vif->type == NL80211_IFTYPE_STATION) {
+		if (sdata->u.mgd.driver_smps_mode == smps_mode)
+			return;
+		sdata->u.mgd.driver_smps_mode = smps_mode;
+		ieee80211_queue_work(&sdata->local->hw,
+				     &sdata->u.mgd.request_smps_work);
+	} else {
+		/* AUTOMATIC is meaningless in AP mode */
+		if (WARN_ON_ONCE(smps_mode == IEEE80211_SMPS_AUTOMATIC))
+			return;
+		if (sdata->u.ap.driver_smps_mode == smps_mode)
+			return;
+		sdata->u.ap.driver_smps_mode = smps_mode;
+		ieee80211_queue_work(&sdata->local->hw,
+				     &sdata->u.ap.request_smps_work);
+	}
 }
 /* this might change ... don't want non-open drivers using it */
 EXPORT_SYMBOL_GPL(ieee80211_request_smps);