diff --git a/dp/inc/cdp_txrx_stats_struct.h b/dp/inc/cdp_txrx_stats_struct.h
index ee94f17683ac..9fd503520362 100644
--- a/dp/inc/cdp_txrx_stats_struct.h
+++ b/dp/inc/cdp_txrx_stats_struct.h
@@ -502,6 +502,7 @@ enum _ol_ath_param_t {
 	OL_ATH_PARAM_NOMINAL_NOISEFLOOR = 358,
 	OL_ATH_PARAM_CHAN_INFO = 359,
 	OL_ATH_PARAM_ACS_RANK = 360,
+	OL_ATH_PARAM_TXCHAINSOFT = 361,
 };
 
 /* Enumeration of PDEV Configuration parameter */
diff --git a/wmi/inc/wmi_unified_param.h b/wmi/inc/wmi_unified_param.h
index 0488edfffb7f..54a4be99aec0 100644
--- a/wmi/inc/wmi_unified_param.h
+++ b/wmi/inc/wmi_unified_param.h
@@ -5550,6 +5550,7 @@ typedef enum {
 	wmi_pdev_param_btcoex_cfg,
 	wmi_pdev_param_mesh_mcast_enable,
 	wmi_pdev_param_tx_ack_timeout,
+	wmi_pdev_param_soft_tx_chain_mask,
 
 	wmi_pdev_param_max,
 } wmi_conv_pdev_params_id;
diff --git a/wmi/src/wmi_unified_non_tlv.c b/wmi/src/wmi_unified_non_tlv.c
index c662b64637ef..5db01d936e51 100644
--- a/wmi/src/wmi_unified_non_tlv.c
+++ b/wmi/src/wmi_unified_non_tlv.c
@@ -8819,6 +8819,8 @@ static void populate_pdev_param_non_tlv(uint32_t *pdev_param)
 	pdev_param[wmi_pdev_param_atf_peer_stats] =
 		WMI_PDEV_PARAM_ATF_PEER_STATS;
 	pdev_param[wmi_pdev_param_tx_ack_timeout] = WMI_UNAVAILABLE_PARAM;
+	pdev_param[wmi_pdev_param_soft_tx_chain_mask] =
+		WMI_PDEV_PARAM_SOFT_TX_CHAIN_MASK;
 	pdev_param[wmi_pdev_param_rfkill_enable] = WMI_UNAVAILABLE_PARAM;
 	pdev_param[wmi_pdev_param_hw_rfkill_config] = WMI_UNAVAILABLE_PARAM;
 	pdev_param[wmi_pdev_param_low_power_rf_enable] = WMI_UNAVAILABLE_PARAM;