ath9k: remove duplicate WMM AC definitions

Signed-off-by: Felix Fietkau <nbd@openwrt.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/ath/ath9k/ath9k.h b/drivers/net/wireless/ath/ath9k/ath9k.h
index c5c6629..a0f1567 100644
--- a/drivers/net/wireless/ath/ath9k/ath9k.h
+++ b/drivers/net/wireless/ath/ath9k/ath9k.h
@@ -291,7 +291,7 @@
 struct ath_tx {
 	u16 seq_no;
 	u32 txqsetup;
-	int hwq_map[ATH9K_WME_AC_VO+1];
+	int hwq_map[WME_NUM_AC];
 	spinlock_t txbuflock;
 	struct list_head txbuf;
 	struct ath_txq txq[ATH9K_NUM_TX_QUEUES];
@@ -680,8 +680,6 @@
 void ath_mac80211_stop_queue(struct ath_softc *sc, u16 skb_queue);
 void ath_mac80211_start_queue(struct ath_softc *sc, u16 skb_queue);
 
-int ath_tx_get_qnum(struct ath_softc *sc, int qtype, int haltype);
-
 void ath_start_rfkill_poll(struct ath_softc *sc);
 extern void ath9k_rfkill_poll_state(struct ieee80211_hw *hw);