ath9k: Split eeprom.c into manageable pieces

Add eeprom_def.c, eeprom_4k.c and eeprom_9287.c
This improves maintainability.
Signed-off-by: NSujith <Sujith.Manoharan@atheros.com>
Signed-off-by: NJohn W. Linville <linville@tuxdriver.com>

drivers/net/wireless/ath/ath9k/Makefile

 ath9k-y +=	hw.o \
 		eeprom.o \
+		eeprom_def.o \
+		eeprom_4k.o \
+		eeprom_9287.o \
 		mac.o \
 		calib.o \
 		ani.o \

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

@@ -656,10 +656,39 @@ struct eeprom_ops {
 	u16 (*get_spur_channel)(struct ath_hw *ah, u16 i, bool is2GHz);
 };
 
+void ath9k_hw_analog_shift_rmw(struct ath_hw *ah, u32 reg, u32 mask,
+			       u32 shift, u32 val);
+int16_t ath9k_hw_interpolate(u16 target, u16 srcLeft, u16 srcRight,
+			     int16_t targetLeft,
+			     int16_t targetRight);
+bool ath9k_hw_get_lower_upper_index(u8 target, u8 *pList, u16 listSize,
+				    u16 *indexL, u16 *indexR);
+bool ath9k_hw_nvram_read(struct ath_hw *ah, u32 off, u16 *data);
+void ath9k_hw_fill_vpd_table(u8 pwrMin, u8 pwrMax, u8 *pPwrList,
+			     u8 *pVpdList, u16 numIntercepts,
+			     u8 *pRetVpdList);
+void ath9k_hw_get_legacy_target_powers(struct ath_hw *ah,
+				       struct ath9k_channel *chan,
+				       struct cal_target_power_leg *powInfo,
+				       u16 numChannels,
+				       struct cal_target_power_leg *pNewPower,
+				       u16 numRates, bool isExtTarget);
+void ath9k_hw_get_target_powers(struct ath_hw *ah,
+				struct ath9k_channel *chan,
+				struct cal_target_power_ht *powInfo,
+				u16 numChannels,
+				struct cal_target_power_ht *pNewPower,
+				u16 numRates, bool isHt40Target);
+u16 ath9k_hw_get_max_edge_power(u16 freq, struct cal_ctl_edges *pRdEdgesPower,
+				bool is2GHz, int num_band_edges);
+int ath9k_hw_eeprom_init(struct ath_hw *ah);
+
 #define ar5416_get_ntxchains(_txchainmask)			\
 	(((_txchainmask >> 2) & 1) +                            \
 	 ((_txchainmask >> 1) & 1) + (_txchainmask & 1))
 
-int ath9k_hw_eeprom_init(struct ath_hw *ah);
+extern const struct eeprom_ops eep_def_ops;
+extern const struct eeprom_ops eep_4k_ops;
+extern const struct eeprom_ops eep_AR9287_ops;
 
 #endif /* EEPROM_H */