diff --git a/wmi_unified_api.h b/wmi_unified_api.h
index 6a3e2e4ecc..a3b63971bb 100644
--- a/wmi_unified_api.h
+++ b/wmi_unified_api.h
@@ -2260,4 +2260,31 @@ QDF_STATUS wmi_extract_cca_stats(wmi_unified_t wmi_handle, void *evt_buf,
 				 struct wmi_host_congestion_stats *stats);
 #endif /* QCA_SUPPORT_CP_STATS */
 
+#if defined(WLAN_DFS_PARTIAL_OFFLOAD) && defined(HOST_DFS_SPOOF_TEST)
+/**
+ * wmi_unified_dfs_send_avg_params_cmd() - send average radar parameters cmd.
+ * @wmi_hdl: wmi handle
+ * @params: radar found params
+ *
+ * This function passes the average radar parameters to fw
+ *
+ * Return: QDF_STATUS_SUCCESS on success and QDF_STATUS_E_FAILURE for failure
+ */
+QDF_STATUS
+wmi_unified_dfs_send_avg_params_cmd(void *wmi_hdl,
+				    struct dfs_radar_found_params *params);
+
+/**
+ * wmi_extract_dfs_status_from_fw() - extract host dfs status from fw.
+ * @wmi_hdl: wmi handle
+ * @evt_buf: pointer to event buffer
+ * @dfs_status_check: pointer to the host dfs status
+ *
+ * This function extracts the result of host dfs from fw
+ *
+ * Return: QDF_STATUS_SUCCESS on success and QDF_STATUS_E_FAILURE for failure
+ */
+QDF_STATUS wmi_extract_dfs_status_from_fw(void *wmi_hdl, void *evt_buf,
+					  uint32_t  *dfs_status_check);
+#endif
 #endif /* _WMI_UNIFIED_API_H_ */
diff --git a/wmi_unified_param.h b/wmi_unified_param.h
index 64dc05dd52..8e4db637af 100644
--- a/wmi_unified_param.h
+++ b/wmi_unified_param.h
@@ -432,6 +432,7 @@ typedef enum {
 typedef enum {
 	WMI_HOST_VDEV_START_OK = 0,
 	WMI_HOST_VDEV_START_CHAN_INVALID,
+	WMI_HOST_VDEV_START_CHAN_BLOCKED,
 } WMI_HOST_VDEV_START_STATUS;
 
 /*
@@ -5519,6 +5520,9 @@ typedef enum {
 	wmi_host_swfda_event_id,
 	wmi_sar_get_limits_event_id,
 	wmi_pdev_div_rssi_antid_event_id,
+#if defined(WLAN_DFS_PARTIAL_OFFLOAD) && defined(HOST_DFS_SPOOF_TEST)
+	wmi_host_dfs_status_check_event_id,
+#endif
 
 	wmi_events_max,
 } wmi_conv_event_id;
@@ -5944,6 +5948,7 @@ typedef enum {
 	wmi_service_ap_obss_detection_offload,
 	wmi_service_bss_color_offload,
 	wmi_service_gmac_offload_support,
+	wmi_service_host_dfs_check_support,
 
 	wmi_services_max,
 } wmi_conv_service_ids;
diff --git a/wmi_unified_priv.h b/wmi_unified_priv.h
index dfe0097d55..581b766ccd 100644
--- a/wmi_unified_priv.h
+++ b/wmi_unified_priv.h
@@ -1616,6 +1616,16 @@ QDF_STATUS (*extract_twt_resume_dialog_comp_event)(wmi_unified_t wmi_handle,
 QDF_STATUS (*extract_cca_stats)(wmi_unified_t wmi_handle, void *evt_buf,
 				struct wmi_host_congestion_stats *stats);
 #endif /* QCA_SUPPORT_CP_STATS */
+
+#if defined(WLAN_DFS_PARTIAL_OFFLOAD) && defined(HOST_DFS_SPOOF_TEST)
+QDF_STATUS (*send_dfs_average_radar_params_cmd)(
+		wmi_unified_t wmi_handle,
+		struct dfs_radar_found_params *params);
+
+QDF_STATUS (*extract_dfs_status_from_fw)(wmi_unified_t wmi_handle,
+					 void *evt_buf,
+					 uint32_t *dfs_status_check);
+#endif
 };
 
 /* Forward declartion for psoc*/