wlan-ap-Telecominfraproject/feeds/qca/hostapd/patches/zzz-999-ssi_signal.patch

--- a/src/ap/ieee802_11.c
+++ b/src/ap/ieee802_11.c
@@ -62,6 +62,17 @@
 #endif
 #include "wpa_auth_i.h"
 
+static int
+ewma(int new, int old)
+{
+	#define ALPHA	10
+	if (!old)
+		return new;
+	if (new >= 0)
+		return old;
+	return ((ALPHA * new) + ((100 - ALPHA) * old)) / 100;
+}
+
 #ifdef CONFIG_FILS
 static struct wpabuf *
 prepare_auth_resp_fils(struct hostapd_data *hapd,
@@ -6115,7 +6126,7 @@ static int robust_action_frame(u8 catego
 
 static int handle_action(struct hostapd_data *hapd,
 			 const struct ieee80211_mgmt *mgmt, size_t len,
-			 unsigned int freq)
+			 unsigned int freq, int ssi_signal)
 {
 	struct sta_info *sta;
 	u8 *action __maybe_unused;
@@ -6172,6 +6183,7 @@ static int handle_action(struct hostapd_
 
 		sta->last_seq_ctrl = seq_ctrl;
 		sta->last_subtype = WLAN_FC_STYPE_ACTION;
+		sta->signal_mgmt = ewma(ssi_signal, sta->signal_mgmt);;
 	}
 
 	switch (mgmt->u.action.category) {
@@ -6388,6 +6400,8 @@ int ieee802_11_mgmt(struct hostapd_data
 	unsigned int freq;
 	int ssi_signal = fi ? fi->ssi_signal : 0;
 
+	hapd->signal_mgmt = ewma(ssi_signal, hapd->signal_mgmt);;
+
 	if (len < 24)
 		return 0;
 
@@ -6498,7 +6512,7 @@ int ieee802_11_mgmt(struct hostapd_data
 		break;
 	case WLAN_FC_STYPE_ACTION:
 		wpa_printf(MSG_DEBUG, "mgmt::action");
-		ret = handle_action(hapd, mgmt, len, freq);
+		ret = handle_action(hapd, mgmt, len, freq, ssi_signal);
 		break;
 	default:
 		hostapd_logger(hapd, mgmt->sa, HOSTAPD_MODULE_IEEE80211,
--- a/src/ap/sta_info.h
+++ b/src/ap/sta_info.h
@@ -338,6 +338,7 @@ struct sta_info {
 #ifdef CONFIG_PASN
 	struct pasn_data *pasn;
 #endif /* CONFIG_PASN */
+	int signal_mgmt;
 
 	/* Vendor Specific OUI from associated STA */
 	u8 vendor_oui[3];
--- a/src/ap/hostapd.h
+++ b/src/ap/hostapd.h
@@ -540,6 +540,7 @@ struct hostapd_data {
 	u8 session_cnt;
 #endif /* CONFIG_IEEE80211BE */
 	bool disable_cu;
+       int signal_mgmt;
 };