qcacld-3.0: Add support to enable/disable RTT feature

Define a new ini param to provide control over enabling and disabling
support for RTT.

Change-Id: I4fcc2370f758f80f00aaf04a4f23e24934d92f52
CRs-Fixed: 2364495

core/hdd/inc/hdd_config.h

@@ -1036,6 +1036,20 @@ enum hdd_wext_control {
 
  /* End of action oui inis */
 
+/*
+ * gEnableRTTsupport
+ *
+ * @Min: 0 - Disabled
+ * @Max: 1 - Enabled
+ * @Default: 1 - Enabled
+ *
+ * The param is used to enable/disable support for RTT
+ */
+#define CFG_ENABLE_RTT_SUPPORT CFG_INI_BOOL( \
+		"gEnableRTTSupport", \
+		1, \
+		"The param is used to enable/disable support for RTT")
+
 #define CFG_HDD_ALL \
 	CFG_ENABLE_PACKET_LOG_ALL \
 	CFG_ENABLE_RUNTIME_PM_ALL \
@@ -1058,6 +1072,7 @@ enum hdd_wext_control {
 	CFG(CFG_ENABLE_FW_UART_PRINT) \
 	CFG(CFG_ENABLE_MAC_PROVISION) \
 	CFG(CFG_ENABLE_RAMDUMP_COLLECTION) \
+	CFG(CFG_ENABLE_RTT_SUPPORT) \
 	CFG(CFG_INTERFACE_CHANGE_WAIT) \
 	CFG(CFG_INFORM_BSS_RSSI_RAW) \
 	CFG(CFG_MULTICAST_HOST_FW_MSGS) \

core/hdd/inc/wlan_hdd_cfg.h

@@ -1501,6 +1501,7 @@ struct hdd_config {
 	bool mac_provision;
 	uint32_t provisioned_intf_pool;
 	uint32_t derived_intf_pool;
+	uint8_t enable_rtt_support;
 };
 
 #define VAR_OFFSET(_Struct, _Var) (offsetof(_Struct, _Var))

core/hdd/src/wlan_hdd_cfg80211.c

@@ -3171,8 +3171,9 @@ __wlan_hdd_cfg80211_get_supported_features(struct wiphy *wiphy,
 		hdd_debug("NAN is supported by firmware");
 		fset |= WIFI_FEATURE_NAN;
 	}
-	if (sme_is_feature_supported_by_fw(RTT)) {
-		hdd_debug("RTT is supported by firmware");
+	if (sme_is_feature_supported_by_fw(RTT) &&
+		hdd_ctx->config->enable_rtt_support) {
+		hdd_debug("RTT is supported by firmware and framework");
 		fset |= WIFI_FEATURE_D2D_RTT;
 		fset |= WIFI_FEATURE_D2AP_RTT;
 	}

core/hdd/src/wlan_hdd_main.c

@@ -9386,6 +9386,7 @@ static void hdd_cfg_params_init(struct hdd_context *hdd_ctx)
 		      cfg_get(psoc,
 			      CFG_ACTION_OUI_DISABLE_AGGRESSIVE_TX),
 			      ACTION_OUI_MAX_STR_LEN);
+	config->enable_rtt_support = cfg_get(psoc, CFG_ENABLE_RTT_SUPPORT);
 
 	hdd_init_vc_mode_cfg_bitmap(config, psoc);
 	hdd_init_runtime_pm(config, psoc);