+#ifdef CONFIG_ATH9K_STATION_STATISTICS
+void ath_debug_rate_stats(struct ath_softc *sc,
+ struct ath_rx_status *rs,
+ struct sk_buff *skb);
+#else
+static inline void ath_debug_rate_stats(struct ath_softc *sc,
+ struct ath_rx_status *rs,
+ struct sk_buff *skb)
+{
+}
+#endif /* CONFIG_ATH9K_STATION_STATISTICS */
+