diff --git a/wmi_unified_api.h b/wmi_unified_api.h
index 97f345bcde..8f4ec2122c 100644
--- a/wmi_unified_api.h
+++ b/wmi_unified_api.h
@@ -471,7 +471,7 @@ QDF_STATUS wmi_unified_vdev_delete_send(void *wmi_hdl,
  */
 QDF_STATUS wmi_unified_vdev_nss_chain_params_send(void *wmi_hdl,
 			uint8_t vdev_id,
-			struct wlan_mlme_nss_chains *nss_chains_user_cfg);
+			struct vdev_nss_chains *nss_chains_user_cfg);
 
 QDF_STATUS wmi_unified_vdev_stop_send(void *wmi_hdl,
 					uint8_t vdev_id);
diff --git a/wmi_unified_param.h b/wmi_unified_param.h
index 28725f4a72..f6d9aaccf6 100644
--- a/wmi_unified_param.h
+++ b/wmi_unified_param.h
@@ -24,7 +24,6 @@
 #ifndef _WMI_UNIFIED_PARAM_H_
 #define _WMI_UNIFIED_PARAM_H_
 
-#include "wlan_mlme_public_struct.h"
 #include <wlan_scan_public_structs.h>
 #ifdef CONVERGED_TDLS_ENABLE
 #include <wlan_tdls_public_structs.h>
@@ -831,6 +830,42 @@ struct vdev_scan_nac_rssi_params {
 	uint32_t action; /* WMI_FILTER_NAC_RSSI_ACTION */
 };
 
+/**
+ * enum nss_chains_band_info - Band info for dynamic nss, chains change feature
+ * @NSS_CHAINS_BAND_2GHZ: 2.4Ghz band
+ * @NSS_CHAINS_BAND_5GHZ: 5Ghz band
+ * @NSS_CHAINS_BAND_MAX: Max bands supported
+ */
+enum nss_chains_band_info {
+	NSS_CHAINS_BAND_2GHZ = 0,
+	NSS_CHAINS_BAND_5GHZ,
+	NSS_CHAINS_BAND_MAX,
+};
+
+/**
+ * struct vdev_nss_chains -          vdev config of nss, and chains
+ * @num_tx_chains:                   tx chains of vdev config
+ * @num_rx_chains:                   rx chains of vdev config
+ * @tx_nss:                          tx nss of vdev config
+ * @rx_nss:                          rx nss of vdev config
+ * @num_tx_chains_11b:               number of tx chains in 11b mode
+ * @num_tx_chains_11g:               number of tx chains in 11g mode
+ * @num_tx_chains_11a:               number of tx chains in 11a mode
+ * @disable_rx_mrc:                  disable 2 rx chains, in rx nss 1 mode
+ * @disable_tx_mrc:                  disable 2 tx chains, in tx nss 1 mode
+ */
+struct vdev_nss_chains {
+	uint32_t num_tx_chains[NSS_CHAINS_BAND_MAX];
+	uint32_t num_rx_chains[NSS_CHAINS_BAND_MAX];
+	uint32_t tx_nss[NSS_CHAINS_BAND_MAX];
+	uint32_t rx_nss[NSS_CHAINS_BAND_MAX];
+	uint32_t num_tx_chains_11b;
+	uint32_t num_tx_chains_11g;
+	uint32_t num_tx_chains_11a;
+	bool disable_rx_mrc[NSS_CHAINS_BAND_MAX];
+	bool disable_tx_mrc[NSS_CHAINS_BAND_MAX];
+};
+
 /**
  * struct hidden_ssid_vdev_restart_params -
  *                    vdev restart cmd parameter
diff --git a/wmi_unified_priv.h b/wmi_unified_priv.h
index 8439008416..7c36d5ede9 100644
--- a/wmi_unified_priv.h
+++ b/wmi_unified_priv.h
@@ -273,7 +273,7 @@ QDF_STATUS (*send_vdev_delete_cmd)(wmi_unified_t wmi_handle,
 
 QDF_STATUS (*send_vdev_nss_chain_params_cmd)(wmi_unified_t wmi_handle,
 					 uint8_t vdev_id,
-					 struct wlan_mlme_nss_chains *user_cfg);
+					 struct vdev_nss_chains *user_cfg);
 
 QDF_STATUS (*send_vdev_stop_cmd)(wmi_unified_t wmi,
 					uint8_t vdev_id);