diff --git a/components/mlme/dispatcher/inc/wlan_mlme_api.h b/components/mlme/dispatcher/inc/wlan_mlme_api.h
index 371ec58a7b..91b2386b12 100644
--- a/components/mlme/dispatcher/inc/wlan_mlme_api.h
+++ b/components/mlme/dispatcher/inc/wlan_mlme_api.h
@@ -1053,6 +1053,20 @@ QDF_STATUS wlan_mlme_get_fils_enabled_info(struct wlan_objmgr_psoc *psoc,
 QDF_STATUS wlan_mlme_set_fils_enabled_info(struct wlan_objmgr_psoc *psoc,
 					   bool value);
 
+/**
+ * wlan_mlme_set_primary_interface() - Set the primary iface id for driver
+ * @psoc: pointer to psoc object
+ * @value: value that needs to be set from the caller
+ *
+ * When a vdev is set as primary then based on the dual sta policy
+ * "qca_wlan_concurrent_sta_policy_config" mcc preference and roaming has
+ * to be enabled on the primary vdev
+ *
+ * Return: QDF Status
+ */
+QDF_STATUS wlan_mlme_set_primary_interface(struct wlan_objmgr_psoc *psoc,
+					   uint8_t value);
+
 /**
  * wlan_mlme_get_tl_delayed_trgr_frm_int() - Get delay interval(in ms)
  * of UAPSD auto trigger
diff --git a/components/mlme/dispatcher/inc/wlan_mlme_public_struct.h b/components/mlme/dispatcher/inc/wlan_mlme_public_struct.h
index 6578c6f3b9..4a80703ccd 100644
--- a/components/mlme/dispatcher/inc/wlan_mlme_public_struct.h
+++ b/components/mlme/dispatcher/inc/wlan_mlme_public_struct.h
@@ -1280,9 +1280,12 @@ struct wlan_mlme_ratemask {
  * struct dual_sta_policy - Concurrent STA policy configuration
  * @concurrent_sta_policy: Possible values are defined in enum
  * qca_wlan_concurrent_sta_policy_config
+ * @primary_vdev_id: specified iface is the primary STA iface, say 0 means
+ * vdev 0 is acting as primary interface
  */
 struct dual_sta_policy {
 	uint8_t concurrent_sta_policy;
+	uint8_t primary_vdev_id;
 };
 
 /* struct wlan_mlme_generic - Generic CFG config items
diff --git a/components/mlme/dispatcher/inc/wlan_mlme_ucfg_api.h b/components/mlme/dispatcher/inc/wlan_mlme_ucfg_api.h
index dba055ea38..3328ead3ca 100644
--- a/components/mlme/dispatcher/inc/wlan_mlme_ucfg_api.h
+++ b/components/mlme/dispatcher/inc/wlan_mlme_ucfg_api.h
@@ -1961,6 +1961,26 @@ QDF_STATUS ucfg_mlme_set_fils_enabled_info(struct wlan_objmgr_psoc *psoc,
 	return wlan_mlme_set_fils_enabled_info(psoc, value);
 }
 
+/**
+ * ucfg_mlme_set_primary_interface() - Set primary STA iface id
+ *
+ * @psoc: pointer to psoc object
+ * @value: value that needs to be set from the caller
+ *
+ * When a vdev is set as primary then based on the dual sta policy
+ * "qca_wlan_concurrent_sta_policy_config" mcc preference and roaming has
+ * to be enabled on the primary vdev
+ *
+ * Return: QDF_STATUS_SUCCESS or QDF_STATUS_FAILURE
+ */
+static inline
+QDF_STATUS ucfg_mlme_set_primary_interface(struct wlan_objmgr_psoc *psoc,
+					   uint8_t value)
+{
+	return wlan_mlme_set_primary_interface(psoc, value);
+}
+
+
 /**
  * ucfg_mlme_set_enable_bcast_probe_rsp() - Set enable bcast probe resp info
  * @psoc: pointer to psoc object
diff --git a/components/mlme/dispatcher/src/wlan_mlme_api.c b/components/mlme/dispatcher/src/wlan_mlme_api.c
index c0f6d95736..34ca729a95 100644
--- a/components/mlme/dispatcher/src/wlan_mlme_api.c
+++ b/components/mlme/dispatcher/src/wlan_mlme_api.c
@@ -2411,6 +2411,18 @@ QDF_STATUS wlan_mlme_set_fils_enabled_info(struct wlan_objmgr_psoc *psoc,
 	return QDF_STATUS_SUCCESS;
 }
 
+QDF_STATUS wlan_mlme_set_primary_interface(struct wlan_objmgr_psoc *psoc,
+					   uint8_t value)
+{
+	struct wlan_mlme_psoc_ext_obj *mlme_obj = mlme_get_psoc_ext_obj(psoc);
+
+	if (!mlme_obj)
+		return QDF_STATUS_E_FAILURE;
+
+	mlme_obj->cfg.gen.dual_sta_policy.primary_vdev_id = value;
+	return QDF_STATUS_SUCCESS;
+}
+
 QDF_STATUS wlan_mlme_set_enable_bcast_probe_rsp(struct wlan_objmgr_psoc *psoc,
 						bool value)
 {
diff --git a/core/hdd/src/wlan_hdd_cfg80211.c b/core/hdd/src/wlan_hdd_cfg80211.c
index 414cb870a9..19ddf75cee 100644
--- a/core/hdd/src/wlan_hdd_cfg80211.c
+++ b/core/hdd/src/wlan_hdd_cfg80211.c
@@ -7001,7 +7001,8 @@ const struct nla_policy wlan_hdd_wifi_config_policy[
 	[QCA_WLAN_VENDOR_ATTR_CONFIG_ANI_LEVEL] = {.type = NLA_S32 },
 	[QCA_WLAN_VENDOR_ATTR_CONFIG_TX_NSS] = {.type = NLA_U8 },
 	[QCA_WLAN_VENDOR_ATTR_CONFIG_RX_NSS] = {.type = NLA_U8 },
-
+	[QCA_WLAN_VENDOR_ATTR_CONFIG_CONCURRENT_STA_PRIMARY] = {
+							.type = NLA_U8 },
 };
 
 static const struct nla_policy
@@ -8623,6 +8624,33 @@ static int hdd_config_disable_fils(struct hdd_adapter *adapter,
 	return qdf_status_to_os_return(status);
 }
 
+static int hdd_set_primary_interface(struct hdd_adapter *adapter,
+				     const struct nlattr *attr)
+{
+	struct hdd_context *hdd_ctx = WLAN_HDD_GET_CTX(adapter);
+	bool is_set_primary_iface;
+	QDF_STATUS status;
+	uint8_t primary_vdev_id;
+
+	/* ignore unless in STA mode */
+	if (adapter->device_mode != QDF_STA_MODE)
+		return 0;
+
+	is_set_primary_iface = nla_get_u8(attr);
+
+	primary_vdev_id = is_set_primary_iface ? adapter->vdev_id : WLAN_UMAC_VDEV_ID_MAX;
+	hdd_debug("Primary interface: %d", primary_vdev_id);
+
+	status = ucfg_mlme_set_primary_interface(hdd_ctx->psoc,
+						 primary_vdev_id);
+	if (QDF_IS_STATUS_ERROR(status)) {
+		hdd_err("could not set primary interface, %d", status);
+		return -EINVAL;
+	}
+
+	return 0;
+}
+
 static int hdd_config_rsn_ie(struct hdd_adapter *adapter,
 			     const struct nlattr *attr)
 {
@@ -8976,6 +9004,8 @@ static const struct independent_setters independent_setters[] = {
 	 hdd_config_power},
 	{QCA_WLAN_VENDOR_ATTR_CONFIG_UDP_QOS_UPGRADE,
 	 hdd_config_udp_qos_upgrade_threshold},
+	{QCA_WLAN_VENDOR_ATTR_CONFIG_CONCURRENT_STA_PRIMARY,
+	 hdd_set_primary_interface},
 };
 
 #ifdef WLAN_FEATURE_ELNA