ath9k_hw: remove warning in ath9k_hw_def_get_num_ant_config

This patch fixes following warning

drivers/net/wireless/ath/ath9k/eeprom_def.c: In function 'ath9k_hw_def_get_num_ant_config'
drivers/net/wireless/ath/ath9k/eeprom_def.c:1425:47: warning: comparison
			between 'enum ath9k_hal_freq_band' and 'enum ieee80211_band'

Signed-off-by: Rajkumar Manoharan <rmanoharan@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

drivers/net/wireless/ath/ath9k/ar9003_eeprom.c

@@ -968,7 +968,7 @@ static int ath9k_hw_ar9300_get_eeprom_rev(struct ath_hw *ah)
 }
 
 static u8 ath9k_hw_ar9300_get_num_ant_config(struct ath_hw *ah,
-					     enum ieee80211_band freq_band)
+					     enum ath9k_hal_freq_band freq_band)
 {
 	return 1;
 }

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

@@ -672,7 +672,8 @@ struct eeprom_ops {
 	bool (*fill_eeprom)(struct ath_hw *hw);
 	int (*get_eeprom_ver)(struct ath_hw *hw);
 	int (*get_eeprom_rev)(struct ath_hw *hw);
-	u8 (*get_num_ant_config)(struct ath_hw *hw, enum ieee80211_band band);
+	u8 (*get_num_ant_config)(struct ath_hw *hw,
+				 enum ath9k_hal_freq_band band);
 	u32 (*get_eeprom_antenna_cfg)(struct ath_hw *hw,
 				      struct ath9k_channel *chan);
 	void (*set_board_values)(struct ath_hw *hw, struct ath9k_channel *chan);

drivers/net/wireless/ath/ath9k/eeprom_4k.c

@@ -1161,7 +1161,7 @@ static u32 ath9k_hw_4k_get_eeprom_antenna_cfg(struct ath_hw *ah,
 }
 
 static u8 ath9k_hw_4k_get_num_ant_config(struct ath_hw *ah,
-					 enum ieee80211_band freq_band)
+					 enum ath9k_hal_freq_band freq_band)
 {
 	return 1;
 }

drivers/net/wireless/ath/ath9k/eeprom_9287.c

@@ -1126,7 +1126,7 @@ static void ath9k_hw_ar9287_set_board_values(struct ath_hw *ah,
 }
 
 static u8 ath9k_hw_ar9287_get_num_ant_config(struct ath_hw *ah,
-					     enum ieee80211_band freq_band)
+					     enum ath9k_hal_freq_band freq_band)
 {
 	return 1;
 }

drivers/net/wireless/ath/ath9k/eeprom_def.c

@@ -1418,11 +1418,11 @@ static void ath9k_hw_def_set_txpower(struct ath_hw *ah,
 }
 
 static u8 ath9k_hw_def_get_num_ant_config(struct ath_hw *ah,
-					  enum ieee80211_band freq_band)
+					  enum ath9k_hal_freq_band freq_band)
 {
 	struct ar5416_eeprom_def *eep = &ah->eeprom.def;
 	struct modal_eep_header *pModal =
-		&(eep->modalHeader[ATH9K_HAL_FREQ_BAND_2GHZ == freq_band]);
+		&(eep->modalHeader[freq_band]);
 	struct base_eep_header *pBase = &eep->baseEepHeader;
 	u8 num_ant_config;