wlan-ap-Telecominfraproject/feeds/wifi-ax/mac80211/patches/qca/148-cfg80211-notify-4addr-capability-event-to-driver.patch

--- a/include/net/mac80211.h
+++ b/include/net/mac80211.h
@@ -1619,6 +1619,7 @@ enum ieee80211_vif_flags {
  * @addr: address of this interface
  * @p2p: indicates whether this AP or STA interface is a p2p
  *	interface, i.e. a GO or p2p-sta respectively
+ * @use_4addr: indicates whether this STA interface uses 4-address frames
  * @csa_active: marks whether a channel switch is going on. Internally it is
  *	write-protected by sdata_lock and local->mtx so holding either is fine
  *	for read access.
@@ -1652,6 +1653,7 @@ struct ieee80211_vif {
 	struct ieee80211_bss_conf bss_conf;
 	u8 addr[ETH_ALEN] __aligned(2);
 	bool p2p;
+	bool use_4addr;
 	bool csa_active;
 	bool mu_mimo_owner;
 
@@ -3909,6 +3911,9 @@ struct ieee80211_ops {
 			 struct ieee80211_sta *sta,
 			 enum ieee80211_sta_state old_state,
 			 enum ieee80211_sta_state new_state);
+	void (*sta_use_4addr)(struct ieee80211_hw *hw,
+			      struct ieee80211_vif *vif,
+			      struct ieee80211_sta *sta);
 	void (*sta_pre_rcu_remove)(struct ieee80211_hw *hw,
 				   struct ieee80211_vif *vif,
 				   struct ieee80211_sta *sta);
--- a/net/mac80211/cfg.c
+++ b/net/mac80211/cfg.c
@@ -163,6 +163,7 @@ static int ieee80211_change_iface(struct
 		ieee80211_check_fast_rx_iface(sdata);
 	} else if (type == NL80211_IFTYPE_STATION && params->use_4addr >= 0) {
 		sdata->u.mgd.use_4addr = params->use_4addr;
+		sdata->vif.use_4addr = params->use_4addr;
 	}
 
 	if (sdata->vif.type == NL80211_IFTYPE_MONITOR) {
@@ -1701,6 +1702,8 @@ static int ieee80211_change_station(stru
 
 			rcu_assign_pointer(vlansdata->u.vlan.sta, sta);
 			__ieee80211_check_fast_rx_iface(vlansdata);
+
+			drv_sta_use_4addr(local, sdata, sta);
 		}
 
 		if (sta->sdata->vif.type == NL80211_IFTYPE_AP_VLAN &&
--- a/net/mac80211/driver-ops.c
+++ b/net/mac80211/driver-ops.c
@@ -135,6 +135,21 @@ int drv_sta_state(struct ieee80211_local
 	return ret;
 }
 
+void drv_sta_use_4addr(struct ieee80211_local *local,
+		       struct ieee80211_sub_if_data *sdata,
+		       struct sta_info *sta)
+{
+	sdata = get_bss_sdata(sdata);
+	if (!check_sdata_in_driver(sdata))
+		return;
+
+	trace_drv_sta_use_4addr(local, sdata, &sta->sta);
+	if (local->ops->sta_use_4addr)
+		local->ops->sta_use_4addr(&local->hw, &sdata->vif,
+					  &sta->sta);
+	trace_drv_return_void(local);
+}
+
 __must_check
 int drv_sta_set_txpwr(struct ieee80211_local *local,
 		      struct ieee80211_sub_if_data *sdata,
--- a/net/mac80211/driver-ops.h
+++ b/net/mac80211/driver-ops.h
@@ -528,6 +528,10 @@ int drv_sta_state(struct ieee80211_local
 		  enum ieee80211_sta_state old_state,
 		  enum ieee80211_sta_state new_state);
 
+void drv_sta_use_4addr(struct ieee80211_local *local,
+		       struct ieee80211_sub_if_data *sdata,
+		       struct sta_info *sta);
+
 __must_check
 int drv_sta_set_txpwr(struct ieee80211_local *local,
 		      struct ieee80211_sub_if_data *sdata,
--- a/net/mac80211/iface.c
+++ b/net/mac80211/iface.c
@@ -1727,8 +1727,10 @@ int ieee80211_if_change_type(struct ieee
 	}
 
 	/* reset some values that shouldn't be kept across type changes */
-	if (type == NL80211_IFTYPE_STATION)
+	if (type == NL80211_IFTYPE_STATION) {
 		sdata->u.mgd.use_4addr = false;
+		sdata->vif.use_4addr = false;
+	}
 
 	return 0;
 }
@@ -2018,8 +2020,10 @@ int ieee80211_if_add(struct ieee80211_lo
 
 	if (ndev) {
 		ndev->ieee80211_ptr->use_4addr = params->use_4addr;
-		if (type == NL80211_IFTYPE_STATION)
+		if (type == NL80211_IFTYPE_STATION) {
 			sdata->u.mgd.use_4addr = params->use_4addr;
+			sdata->vif.use_4addr = params->use_4addr;
+		}
 
 		ndev->features |= local->hw.netdev_features;
 		ndev->hw_features |= ndev->features &
--- a/net/mac80211/mlme.c
+++ b/net/mac80211/mlme.c
@@ -1105,10 +1105,6 @@ static void ieee80211_send_4addr_nullfun
 	if (WARN_ON(sdata->vif.type != NL80211_IFTYPE_STATION))
 		return;
 
-	/* Don't send NDPs when connected HE */
-	if (!(sdata->u.mgd.flags & IEEE80211_STA_DISABLE_HE))
-		return;
-
 	skb = dev_alloc_skb(local->hw.extra_tx_headroom + 30);
 	if (!skb)
 		return;
--- a/net/mac80211/rx.c
+++ b/net/mac80211/rx.c
@@ -1882,6 +1882,7 @@ ieee80211_rx_h_sta_process(struct ieee80
 		    (rx->sdata->vif.type == NL80211_IFTYPE_AP ||
 		     (rx->sdata->vif.type == NL80211_IFTYPE_AP_VLAN &&
 		      !rx->sdata->u.vlan.sta))) {
+			drv_sta_use_4addr(sta->local, rx->sdata, sta);
 			if (!test_and_set_sta_flag(sta, WLAN_STA_4ADDR_EVENT))
 				cfg80211_rx_unexpected_4addr_frame(
 					rx->sdata->dev, sta->sta.addr,
@@ -2960,9 +2961,11 @@ ieee80211_rx_h_data(struct ieee80211_rx_
 	if (ieee80211_has_a4(hdr->frame_control) &&
 	    sdata->vif.type == NL80211_IFTYPE_AP) {
 		if (rx->sta &&
-		    !test_and_set_sta_flag(rx->sta, WLAN_STA_4ADDR_EVENT))
+		    !test_and_set_sta_flag(rx->sta, WLAN_STA_4ADDR_EVENT)) {
+			drv_sta_use_4addr(local, sdata, rx->sta);
 			cfg80211_rx_unexpected_4addr_frame(
 				rx->sdata->dev, rx->sta->sta.addr, GFP_ATOMIC);
+		}
 		return RX_DROP_MONITOR;
 	}
 
--- a/net/mac80211/trace.h
+++ b/net/mac80211/trace.h
@@ -841,6 +841,31 @@ TRACE_EVENT(drv_sta_state,
 	)
 );
 
+TRACE_EVENT(drv_sta_use_4addr,
+	TP_PROTO(struct ieee80211_local *local,
+		 struct ieee80211_sub_if_data *sdata,
+		 struct ieee80211_sta *sta),
+
+	TP_ARGS(local, sdata, sta),
+
+	TP_STRUCT__entry(
+		LOCAL_ENTRY
+		VIF_ENTRY
+		STA_ENTRY
+	),
+
+	TP_fast_assign(
+		LOCAL_ASSIGN;
+		VIF_ASSIGN;
+		STA_ASSIGN;
+	),
+
+	TP_printk(
+		LOCAL_PR_FMT  VIF_PR_FMT  STA_PR_FMT " use_4addr",
+		LOCAL_PR_ARG, VIF_PR_ARG, STA_PR_ARG
+	)
+);
+
 TRACE_EVENT(drv_sta_set_txpwr,
 	TP_PROTO(struct ieee80211_local *local,
 		 struct ieee80211_sub_if_data *sdata,