ath9k: move struct ath_ani to common area

This can be shared between ath9k and ath9k_htc. It will also
help with sharing routine helpers on the RX path.

Signed-off-by: Luis R. Rodriguez <lrodriguez@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/ath/ath.h b/drivers/net/wireless/ath/ath.h
index 5e19a73..b3c8ee0 100644
--- a/drivers/net/wireless/ath/ath.h
+++ b/drivers/net/wireless/ath/ath.h
@@ -23,6 +23,16 @@
 
 static const u8 ath_bcast_mac[ETH_ALEN] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
 
+struct ath_ani {
+	bool caldone;
+	int16_t noise_floor;
+	unsigned int longcal_timer;
+	unsigned int shortcal_timer;
+	unsigned int resetcal_timer;
+	unsigned int checkani_timer;
+	struct timer_list timer;
+};
+
 enum ath_device_state {
 	ATH_HW_UNAVAILABLE,
 	ATH_HW_INITIALIZED,
@@ -66,6 +76,8 @@
 	int debug_mask;
 	enum ath_device_state state;
 
+	struct ath_ani ani;
+
 	u16 cachelsz;
 	u16 curaid;
 	u8 macaddr[ETH_ALEN];