ath9k: Fix function declarations

These routines are required only when
CONFIG_ATH9K_CHANNEL_CONTEXT is enabled.
Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

drivers/net/wireless/ath/ath9k/ath9k.h

@@ -418,9 +418,6 @@ void ath_chanctx_init(struct ath_softc *sc);
 void ath_chanctx_set_channel(struct ath_softc *sc, struct ath_chanctx *ctx,
 			     struct cfg80211_chan_def *chandef);
 void ath_chanctx_check_active(struct ath_softc *sc, struct ath_chanctx *ctx);
-void ath_offchannel_next(struct ath_softc *sc);
-void ath_scan_complete(struct ath_softc *sc, bool abort);
-void ath_roc_complete(struct ath_softc *sc, bool abort);
 
 #ifdef CONFIG_ATH9K_CHANNEL_CONTEXT
 bool ath9k_is_chanctx_enabled(void);
@@ -439,6 +436,9 @@ void ath9k_p2p_ps_timer(void *priv);
 void ath_chanctx_event(struct ath_softc *sc, struct ieee80211_vif *vif,
 		       enum ath_chanctx_event ev);
 void ath_chanctx_set_next(struct ath_softc *sc, bool force);
+void ath_offchannel_next(struct ath_softc *sc);
+void ath_scan_complete(struct ath_softc *sc, bool abort);
+void ath_roc_complete(struct ath_softc *sc, bool abort);
 #else
 static inline bool ath9k_is_chanctx_enabled(void)
 {