ath9k_hw: the eep_map is used only for AR9280 PCI card ini fixup

We can reorganize the code in such a way that eep_map can be removed,
which makes the code more clearer.
Signed-off-by: Senthil Balasubramanian <senthilkumar@atheros.com>
Signed-off-by: Felix Fietkau <nbd@openwrt.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

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

@@ -257,13 +257,10 @@ int ath9k_hw_eeprom_init(struct ath_hw *ah)
 	int status;
 
 	if (AR_SREV_9287(ah)) {
-		ah->eep_map = EEP_MAP_AR9287;
 		ah->eep_ops = &eep_AR9287_ops;
 	} else if (AR_SREV_9285(ah) || AR_SREV_9271(ah)) {
-		ah->eep_map = EEP_MAP_4KBITS;
 		ah->eep_ops = &eep_4k_ops;
 	} else {
-		ah->eep_map = EEP_MAP_DEFAULT;
 		ah->eep_ops = &eep_def_ops;
 	}
 

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

@@ -656,13 +656,6 @@ struct ath9k_country_entry {
 	u8 iso[3];
 };
 
-enum ath9k_eep_map {
-	EEP_MAP_DEFAULT = 0x0,
-	EEP_MAP_4KBITS,
-	EEP_MAP_AR9287,
-	EEP_MAP_MAX
-};
-
 struct eeprom_ops {
 	int (*check_eeprom)(struct ath_hw *hw);
 	u32 (*get_eeprom)(struct ath_hw *hw, enum eeprom_param param);

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

@@ -946,7 +946,7 @@ static void ath9k_hw_init_eeprom_fix(struct ath_hw *ah)
 	struct ath_common *common = ath9k_hw_common(ah);
 
 	ah->need_an_top2_fixup = (ah->hw_version.devid == AR9280_DEVID_PCI) &&
-				 (ah->eep_map != EEP_MAP_4KBITS) &&
+				 !AR_SREV_9285(ah) && !AR_SREV_9271(ah) &&
 				 ((pBase->version & 0xff) > 0x0a) &&
 				 (pBase->pwdclkind == 0);
 

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

@@ -548,7 +548,6 @@ struct ath_hw {
 		struct ar9287_eeprom map9287;
 	} eeprom;
 	const struct eeprom_ops *eep_ops;
-	enum ath9k_eep_map eep_map;
 
 	bool sw_mgmt_crypto;
 	bool is_pciexpress;