qcacld-3.0: Register auth random TA feature to kernel

Add support for random TA for auth and deauth frames by advertising
the feature flag "NL80211_EXT_FEATURE_AUTH_AND_DEAUTH_RANDOM_TA" to
the kernel.

Change-Id: Id323b9bb1eacdd24fdb02790a7469ac140bb7d8b
CRs-Fixed: 3493510

Kbuild

@@ -3288,6 +3288,11 @@ ifeq ($(findstring yes, $(found)), yes)
 ccflags-y += -DCFG80211_RU_PUNCT_NOTIFY
 endif
 
+found = $(shell if grep -qF "NL80211_EXT_FEATURE_AUTH_AND_DEAUTH_RANDOM_TA" $(srctree)/include/uapi/linux/nl80211.h; then echo "yes"; else echo "no"; fi;)
+ifeq ($(findstring yes, $(found)), yes)
+ccflags-y += -DCFG80211_EXT_FEATURE_AUTH_AND_DEAUTH_RANDOM_TA
+endif
+
 # CFG80211_EXTERNAL_AUTH_MLO_SUPPORT
 # Used to indicate Linux kernel contains support for ML external auth support.
 #

core/hdd/src/wlan_hdd_cfg80211.c

@@ -19647,6 +19647,25 @@ static void wlan_hdd_update_eapol_over_nl80211_flags(struct wiphy *wiphy)
 }
 #endif
 
+#ifdef WLAN_EXT_FEATURE_AUTH_AND_DEAUTH_RANDOM_TA
+/**
+ * wlan_hdd_set_auth_deauth_random_ta_feature_flag() - set feature flag for
+ * random address for auth and deauth frames to the kernel.
+ * @wiphy: wiphy
+ *
+ * Return: void
+ */
+static void wlan_hdd_set_auth_deauth_random_ta_feature_flag(struct wiphy *wiphy)
+{
+	wiphy_ext_feature_set(wiphy,
+			      NL80211_EXT_FEATURE_AUTH_AND_DEAUTH_RANDOM_TA);
+}
+#else
+static void wlan_hdd_set_auth_deauth_random_ta_feature_flag(struct wiphy *wiphy)
+{
+}
+#endif
+
 #ifdef CFG80211_MULTI_AKM_CONNECT_SUPPORT
 static void
 wlan_hdd_update_max_connect_akm(struct wiphy *wiphy)
@@ -19802,6 +19821,8 @@ int wlan_hdd_cfg80211_init(struct device *dev,
 
 	wlan_hdd_update_eapol_over_nl80211_flags(wiphy);
 
+	wlan_hdd_set_auth_deauth_random_ta_feature_flag(wiphy);
+
 	hdd_exit();
 	return 0;