diff --git a/umac/dfs/core/src/dfs_filter_init.h b/umac/dfs/core/src/dfs_filter_init.h
index 1bc74b2b74e2..10ac38897570 100644
--- a/umac/dfs/core/src/dfs_filter_init.h
+++ b/umac/dfs/core/src/dfs_filter_init.h
@@ -88,6 +88,8 @@ static inline void dfs_main_timer_detach(struct wlan_dfs *dfs)
 }
 #endif
 
+#ifdef CONFIG_WIN
+#if DA_SUPPORT
 #if defined(WLAN_DFS_DIRECT_ATTACH)
 void dfs_get_da_radars(struct wlan_dfs *dfs);
 #else
@@ -95,5 +97,17 @@ static inline void dfs_get_da_radars(struct wlan_dfs *dfs)
 {
 }
 #endif
+#else
+#define dfs_get_da_radars(dfs) /**/
+#endif /* _DA_SUPPORT_ */
+#else
+#if defined(WLAN_DFS_DIRECT_ATTACH)
+void dfs_get_da_radars(struct wlan_dfs *dfs);
+#else
+static inline void dfs_get_da_radars(struct wlan_dfs *dfs)
+{
+}
+#endif
+#endif /* _CONFIG_WIN_ */
 
 #endif /* _DFS_FILTER_INIT_H_ */