ath9k_hw: Move bt_stomp to hw from common.

Move bt_stomp to ath9k_hw and add its support for latest chipsets.

Signed-off-by: Vivek Natarajan <vnatarajan@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/ath/ath9k/gpio.c b/drivers/net/wireless/ath/ath9k/gpio.c
index 2c59452..3a4ddd1 100644
--- a/drivers/net/wireless/ath/ath9k/gpio.c
+++ b/drivers/net/wireless/ath/ath9k/gpio.c
@@ -176,7 +176,6 @@
 	struct ath_softc *sc = (struct ath_softc *) data;
 	struct ath_hw *ah = sc->sc_ah;
 	struct ath_btcoex *btcoex = &sc->btcoex;
-	struct ath_common *common = ath9k_hw_common(ah);
 	u32 timer_period;
 	bool is_btscan;
 
@@ -186,7 +185,7 @@
 
 	spin_lock_bh(&btcoex->btcoex_lock);
 
-	ath9k_cmn_btcoex_bt_stomp(common, is_btscan ? ATH_BTCOEX_STOMP_ALL :
+	ath9k_hw_btcoex_bt_stomp(ah, is_btscan ? ATH_BTCOEX_STOMP_ALL :
 			      btcoex->bt_stomp_type);
 
 	spin_unlock_bh(&btcoex->btcoex_lock);
@@ -224,9 +223,9 @@
 	spin_lock_bh(&btcoex->btcoex_lock);
 
 	if (btcoex->bt_stomp_type == ATH_BTCOEX_STOMP_LOW || is_btscan)
-		ath9k_cmn_btcoex_bt_stomp(common, ATH_BTCOEX_STOMP_NONE);
+		ath9k_hw_btcoex_bt_stomp(ah, ATH_BTCOEX_STOMP_NONE);
 	 else if (btcoex->bt_stomp_type == ATH_BTCOEX_STOMP_ALL)
-		ath9k_cmn_btcoex_bt_stomp(common, ATH_BTCOEX_STOMP_LOW);
+		ath9k_hw_btcoex_bt_stomp(ah, ATH_BTCOEX_STOMP_LOW);
 
 	spin_unlock_bh(&btcoex->btcoex_lock);
 }