diff --git a/drivers/net/wireless/ath/ath9k/ar9003_hw.c b/drivers/net/wireless/ath/ath9k/ar9003_hw.c
index b6839e695270999bcd1ef1665d3e533c80a444af..6b54700eff5bf45db55efdebe3ada782c94211d3 100644
--- a/drivers/net/wireless/ath/ath9k/ar9003_hw.c
+++ b/drivers/net/wireless/ath/ath9k/ar9003_hw.c
@@ -374,208 +374,238 @@ static void ar9003_hw_init_mode_regs(struct ath_hw *ah)
 	}
 }
 
+static void ar9003_tx_gain_table_mode0(struct ath_hw *ah)
+{
+	if (AR_SREV_9330_12(ah))
+		INIT_INI_ARRAY(&ah->iniModesTxGain,
+			ar9331_modes_lowest_ob_db_tx_gain_1p2,
+			ARRAY_SIZE(ar9331_modes_lowest_ob_db_tx_gain_1p2),
+			5);
+	else if (AR_SREV_9330_11(ah))
+		INIT_INI_ARRAY(&ah->iniModesTxGain,
+			ar9331_modes_lowest_ob_db_tx_gain_1p1,
+			ARRAY_SIZE(ar9331_modes_lowest_ob_db_tx_gain_1p1),
+			5);
+	else if (AR_SREV_9340(ah))
+		INIT_INI_ARRAY(&ah->iniModesTxGain,
+			ar9340Modes_lowest_ob_db_tx_gain_table_1p0,
+			ARRAY_SIZE(ar9340Modes_lowest_ob_db_tx_gain_table_1p0),
+			5);
+	else if (AR_SREV_9485_11(ah))
+		INIT_INI_ARRAY(&ah->iniModesTxGain,
+			ar9485_modes_lowest_ob_db_tx_gain_1_1,
+			ARRAY_SIZE(ar9485_modes_lowest_ob_db_tx_gain_1_1),
+			5);
+	else if (AR_SREV_9580(ah))
+		INIT_INI_ARRAY(&ah->iniModesTxGain,
+			ar9580_1p0_lowest_ob_db_tx_gain_table,
+			ARRAY_SIZE(ar9580_1p0_lowest_ob_db_tx_gain_table),
+			5);
+	else
+		INIT_INI_ARRAY(&ah->iniModesTxGain,
+			ar9300Modes_lowest_ob_db_tx_gain_table_2p2,
+			ARRAY_SIZE(ar9300Modes_lowest_ob_db_tx_gain_table_2p2),
+			5);
+}
+
+static void ar9003_tx_gain_table_mode1(struct ath_hw *ah)
+{
+	if (AR_SREV_9330_12(ah))
+		INIT_INI_ARRAY(&ah->iniModesTxGain,
+			ar9331_modes_high_ob_db_tx_gain_1p2,
+			ARRAY_SIZE(ar9331_modes_high_ob_db_tx_gain_1p2),
+			5);
+	else if (AR_SREV_9330_11(ah))
+		INIT_INI_ARRAY(&ah->iniModesTxGain,
+			ar9331_modes_high_ob_db_tx_gain_1p1,
+			ARRAY_SIZE(ar9331_modes_high_ob_db_tx_gain_1p1),
+			5);
+	else if (AR_SREV_9340(ah))
+		INIT_INI_ARRAY(&ah->iniModesTxGain,
+			ar9340Modes_lowest_ob_db_tx_gain_table_1p0,
+			ARRAY_SIZE(ar9340Modes_lowest_ob_db_tx_gain_table_1p0),
+			5);
+	else if (AR_SREV_9485_11(ah))
+		INIT_INI_ARRAY(&ah->iniModesTxGain,
+			ar9485Modes_high_ob_db_tx_gain_1_1,
+			ARRAY_SIZE(ar9485Modes_high_ob_db_tx_gain_1_1),
+			5);
+	else if (AR_SREV_9580(ah))
+		INIT_INI_ARRAY(&ah->iniModesTxGain,
+			ar9580_1p0_high_ob_db_tx_gain_table,
+			ARRAY_SIZE(ar9580_1p0_high_ob_db_tx_gain_table),
+			5);
+	else
+		INIT_INI_ARRAY(&ah->iniModesTxGain,
+			ar9300Modes_high_ob_db_tx_gain_table_2p2,
+			ARRAY_SIZE(ar9300Modes_high_ob_db_tx_gain_table_2p2),
+			5);
+}
+
+static void ar9003_tx_gain_table_mode2(struct ath_hw *ah)
+{
+	if (AR_SREV_9330_12(ah))
+		INIT_INI_ARRAY(&ah->iniModesTxGain,
+			ar9331_modes_low_ob_db_tx_gain_1p2,
+			ARRAY_SIZE(ar9331_modes_low_ob_db_tx_gain_1p2),
+			5);
+	else if (AR_SREV_9330_11(ah))
+		INIT_INI_ARRAY(&ah->iniModesTxGain,
+			ar9331_modes_low_ob_db_tx_gain_1p1,
+			ARRAY_SIZE(ar9331_modes_low_ob_db_tx_gain_1p1),
+			5);
+	else if (AR_SREV_9340(ah))
+		INIT_INI_ARRAY(&ah->iniModesTxGain,
+			ar9340Modes_lowest_ob_db_tx_gain_table_1p0,
+			ARRAY_SIZE(ar9340Modes_lowest_ob_db_tx_gain_table_1p0),
+			5);
+	else if (AR_SREV_9485_11(ah))
+		INIT_INI_ARRAY(&ah->iniModesTxGain,
+			ar9485Modes_low_ob_db_tx_gain_1_1,
+			ARRAY_SIZE(ar9485Modes_low_ob_db_tx_gain_1_1),
+			5);
+	else if (AR_SREV_9580(ah))
+		INIT_INI_ARRAY(&ah->iniModesTxGain,
+			ar9580_1p0_low_ob_db_tx_gain_table,
+			ARRAY_SIZE(ar9580_1p0_low_ob_db_tx_gain_table),
+			5);
+	else
+		INIT_INI_ARRAY(&ah->iniModesTxGain,
+			ar9300Modes_low_ob_db_tx_gain_table_2p2,
+			ARRAY_SIZE(ar9300Modes_low_ob_db_tx_gain_table_2p2),
+			5);
+}
+
+static void ar9003_tx_gain_table_mode3(struct ath_hw *ah)
+{
+	if (AR_SREV_9330_12(ah))
+		INIT_INI_ARRAY(&ah->iniModesTxGain,
+			ar9331_modes_high_power_tx_gain_1p2,
+			ARRAY_SIZE(ar9331_modes_high_power_tx_gain_1p2),
+			5);
+	else if (AR_SREV_9330_11(ah))
+		INIT_INI_ARRAY(&ah->iniModesTxGain,
+			ar9331_modes_high_power_tx_gain_1p1,
+			ARRAY_SIZE(ar9331_modes_high_power_tx_gain_1p1),
+			5);
+	else if (AR_SREV_9340(ah))
+		INIT_INI_ARRAY(&ah->iniModesTxGain,
+			ar9340Modes_lowest_ob_db_tx_gain_table_1p0,
+			ARRAY_SIZE(ar9340Modes_lowest_ob_db_tx_gain_table_1p0),
+			5);
+	else if (AR_SREV_9485_11(ah))
+		INIT_INI_ARRAY(&ah->iniModesTxGain,
+			ar9485Modes_high_power_tx_gain_1_1,
+			ARRAY_SIZE(ar9485Modes_high_power_tx_gain_1_1),
+			5);
+	else if (AR_SREV_9580(ah))
+		INIT_INI_ARRAY(&ah->iniModesTxGain,
+			ar9580_1p0_high_power_tx_gain_table,
+			ARRAY_SIZE(ar9580_1p0_high_power_tx_gain_table),
+			5);
+	else
+		INIT_INI_ARRAY(&ah->iniModesTxGain,
+			ar9300Modes_high_power_tx_gain_table_2p2,
+			ARRAY_SIZE(ar9300Modes_high_power_tx_gain_table_2p2),
+			5);
+}
+
 static void ar9003_tx_gain_table_apply(struct ath_hw *ah)
 {
 	switch (ar9003_hw_get_tx_gain_idx(ah)) {
 	case 0:
 	default:
-		if (AR_SREV_9330_12(ah))
-			INIT_INI_ARRAY(&ah->iniModesTxGain,
-				ar9331_modes_lowest_ob_db_tx_gain_1p2,
-				ARRAY_SIZE(ar9331_modes_lowest_ob_db_tx_gain_1p2),
-				5);
-		else if (AR_SREV_9330_11(ah))
-			INIT_INI_ARRAY(&ah->iniModesTxGain,
-				ar9331_modes_lowest_ob_db_tx_gain_1p1,
-				ARRAY_SIZE(ar9331_modes_lowest_ob_db_tx_gain_1p1),
-				5);
-		else if (AR_SREV_9340(ah))
-			INIT_INI_ARRAY(&ah->iniModesTxGain,
-					ar9340Modes_lowest_ob_db_tx_gain_table_1p0,
-				       ARRAY_SIZE(ar9340Modes_lowest_ob_db_tx_gain_table_1p0),
-				       5);
-		else if (AR_SREV_9485_11(ah))
-			INIT_INI_ARRAY(&ah->iniModesTxGain,
-				       ar9485_modes_lowest_ob_db_tx_gain_1_1,
-				       ARRAY_SIZE(ar9485_modes_lowest_ob_db_tx_gain_1_1),
-				       5);
-		else if (AR_SREV_9580(ah))
-			INIT_INI_ARRAY(&ah->iniModesTxGain,
-			      ar9580_1p0_lowest_ob_db_tx_gain_table,
-			      ARRAY_SIZE(ar9580_1p0_lowest_ob_db_tx_gain_table),
-			      5);
-		else
-			INIT_INI_ARRAY(&ah->iniModesTxGain,
-				       ar9300Modes_lowest_ob_db_tx_gain_table_2p2,
-				       ARRAY_SIZE(ar9300Modes_lowest_ob_db_tx_gain_table_2p2),
-				       5);
+		ar9003_tx_gain_table_mode0(ah);
 		break;
 	case 1:
-		if (AR_SREV_9330_12(ah))
-			INIT_INI_ARRAY(&ah->iniModesTxGain,
-				ar9331_modes_high_ob_db_tx_gain_1p2,
-				ARRAY_SIZE(ar9331_modes_high_ob_db_tx_gain_1p2),
-				5);
-		else if (AR_SREV_9330_11(ah))
-			INIT_INI_ARRAY(&ah->iniModesTxGain,
-				ar9331_modes_high_ob_db_tx_gain_1p1,
-				ARRAY_SIZE(ar9331_modes_high_ob_db_tx_gain_1p1),
-				5);
-		else if (AR_SREV_9340(ah))
-			INIT_INI_ARRAY(&ah->iniModesTxGain,
-					ar9340Modes_lowest_ob_db_tx_gain_table_1p0,
-				       ARRAY_SIZE(ar9340Modes_lowest_ob_db_tx_gain_table_1p0),
-				       5);
-		else if (AR_SREV_9485_11(ah))
-			INIT_INI_ARRAY(&ah->iniModesTxGain,
-				       ar9485Modes_high_ob_db_tx_gain_1_1,
-				       ARRAY_SIZE(ar9485Modes_high_ob_db_tx_gain_1_1),
-				       5);
-		else if (AR_SREV_9580(ah))
-			INIT_INI_ARRAY(&ah->iniModesTxGain,
-				ar9580_1p0_high_ob_db_tx_gain_table,
-				ARRAY_SIZE(ar9580_1p0_high_ob_db_tx_gain_table),
-				       5);
-		else
-			INIT_INI_ARRAY(&ah->iniModesTxGain,
-				       ar9300Modes_high_ob_db_tx_gain_table_2p2,
-				       ARRAY_SIZE(ar9300Modes_high_ob_db_tx_gain_table_2p2),
-				       5);
+		ar9003_tx_gain_table_mode1(ah);
 		break;
 	case 2:
-		if (AR_SREV_9330_12(ah))
-			INIT_INI_ARRAY(&ah->iniModesTxGain,
-				ar9331_modes_low_ob_db_tx_gain_1p2,
-				ARRAY_SIZE(ar9331_modes_low_ob_db_tx_gain_1p2),
-				5);
-		else if (AR_SREV_9330_11(ah))
-			INIT_INI_ARRAY(&ah->iniModesTxGain,
-				ar9331_modes_low_ob_db_tx_gain_1p1,
-				ARRAY_SIZE(ar9331_modes_low_ob_db_tx_gain_1p1),
-				5);
-		else if (AR_SREV_9340(ah))
-			INIT_INI_ARRAY(&ah->iniModesTxGain,
-					ar9340Modes_lowest_ob_db_tx_gain_table_1p0,
-				       ARRAY_SIZE(ar9340Modes_lowest_ob_db_tx_gain_table_1p0),
-				       5);
-		else if (AR_SREV_9485_11(ah))
-			INIT_INI_ARRAY(&ah->iniModesTxGain,
-				       ar9485Modes_low_ob_db_tx_gain_1_1,
-				       ARRAY_SIZE(ar9485Modes_low_ob_db_tx_gain_1_1),
-				       5);
-		else if (AR_SREV_9580(ah))
-			INIT_INI_ARRAY(&ah->iniModesTxGain,
-				 ar9580_1p0_low_ob_db_tx_gain_table,
-				 ARRAY_SIZE(ar9580_1p0_low_ob_db_tx_gain_table),
-				 5);
-		else
-			INIT_INI_ARRAY(&ah->iniModesTxGain,
-				       ar9300Modes_low_ob_db_tx_gain_table_2p2,
-				       ARRAY_SIZE(ar9300Modes_low_ob_db_tx_gain_table_2p2),
-				       5);
+		ar9003_tx_gain_table_mode2(ah);
 		break;
 	case 3:
-		if (AR_SREV_9330_12(ah))
-			INIT_INI_ARRAY(&ah->iniModesTxGain,
-				ar9331_modes_high_power_tx_gain_1p2,
-				ARRAY_SIZE(ar9331_modes_high_power_tx_gain_1p2),
-				5);
-		else if (AR_SREV_9330_11(ah))
-			INIT_INI_ARRAY(&ah->iniModesTxGain,
-				ar9331_modes_high_power_tx_gain_1p1,
-				ARRAY_SIZE(ar9331_modes_high_power_tx_gain_1p1),
-				5);
-		else if (AR_SREV_9340(ah))
-			INIT_INI_ARRAY(&ah->iniModesTxGain,
-					ar9340Modes_lowest_ob_db_tx_gain_table_1p0,
-				       ARRAY_SIZE(ar9340Modes_lowest_ob_db_tx_gain_table_1p0),
-				       5);
-		else if (AR_SREV_9485_11(ah))
-			INIT_INI_ARRAY(&ah->iniModesTxGain,
-				       ar9485Modes_high_power_tx_gain_1_1,
-				       ARRAY_SIZE(ar9485Modes_high_power_tx_gain_1_1),
-				       5);
-		else if (AR_SREV_9580(ah))
-			INIT_INI_ARRAY(&ah->iniModesTxGain,
-				ar9580_1p0_high_power_tx_gain_table,
-				ARRAY_SIZE(ar9580_1p0_high_power_tx_gain_table),
-				5);
-		else
-			INIT_INI_ARRAY(&ah->iniModesTxGain,
-				       ar9300Modes_high_power_tx_gain_table_2p2,
-				       ARRAY_SIZE(ar9300Modes_high_power_tx_gain_table_2p2),
-				       5);
+		ar9003_tx_gain_table_mode3(ah);
 		break;
 	}
 }
 
+static void ar9003_rx_gain_table_mode0(struct ath_hw *ah)
+{
+	if (AR_SREV_9330_12(ah))
+		INIT_INI_ARRAY(&ah->iniModesRxGain,
+				ar9331_common_rx_gain_1p2,
+				ARRAY_SIZE(ar9331_common_rx_gain_1p2),
+				2);
+	else if (AR_SREV_9330_11(ah))
+		INIT_INI_ARRAY(&ah->iniModesRxGain,
+				ar9331_common_rx_gain_1p1,
+				ARRAY_SIZE(ar9331_common_rx_gain_1p1),
+				2);
+	else if (AR_SREV_9340(ah))
+		INIT_INI_ARRAY(&ah->iniModesRxGain,
+				ar9340Common_rx_gain_table_1p0,
+				ARRAY_SIZE(ar9340Common_rx_gain_table_1p0),
+				2);
+	else if (AR_SREV_9485_11(ah))
+		INIT_INI_ARRAY(&ah->iniModesRxGain,
+				ar9485Common_wo_xlna_rx_gain_1_1,
+				ARRAY_SIZE(ar9485Common_wo_xlna_rx_gain_1_1),
+				2);
+	else if (AR_SREV_9580(ah))
+		INIT_INI_ARRAY(&ah->iniModesRxGain,
+				ar9580_1p0_rx_gain_table,
+				ARRAY_SIZE(ar9580_1p0_rx_gain_table),
+				2);
+	else
+		INIT_INI_ARRAY(&ah->iniModesRxGain,
+				ar9300Common_rx_gain_table_2p2,
+				ARRAY_SIZE(ar9300Common_rx_gain_table_2p2),
+				2);
+}
+
+static void ar9003_rx_gain_table_mode1(struct ath_hw *ah)
+{
+	if (AR_SREV_9330_12(ah))
+		INIT_INI_ARRAY(&ah->iniModesRxGain,
+			ar9331_common_wo_xlna_rx_gain_1p2,
+			ARRAY_SIZE(ar9331_common_wo_xlna_rx_gain_1p2),
+			2);
+	else if (AR_SREV_9330_11(ah))
+		INIT_INI_ARRAY(&ah->iniModesRxGain,
+			ar9331_common_wo_xlna_rx_gain_1p1,
+			ARRAY_SIZE(ar9331_common_wo_xlna_rx_gain_1p1),
+			2);
+	else if (AR_SREV_9340(ah))
+		INIT_INI_ARRAY(&ah->iniModesRxGain,
+			ar9340Common_wo_xlna_rx_gain_table_1p0,
+			ARRAY_SIZE(ar9340Common_wo_xlna_rx_gain_table_1p0),
+			2);
+	else if (AR_SREV_9485_11(ah))
+		INIT_INI_ARRAY(&ah->iniModesRxGain,
+			ar9485Common_wo_xlna_rx_gain_1_1,
+			ARRAY_SIZE(ar9485Common_wo_xlna_rx_gain_1_1),
+			2);
+	else if (AR_SREV_9580(ah))
+		INIT_INI_ARRAY(&ah->iniModesRxGain,
+			ar9580_1p0_wo_xlna_rx_gain_table,
+			ARRAY_SIZE(ar9580_1p0_wo_xlna_rx_gain_table),
+			2);
+	else
+		INIT_INI_ARRAY(&ah->iniModesRxGain,
+			ar9300Common_wo_xlna_rx_gain_table_2p2,
+			ARRAY_SIZE(ar9300Common_wo_xlna_rx_gain_table_2p2),
+			2);
+}
+
 static void ar9003_rx_gain_table_apply(struct ath_hw *ah)
 {
 	switch (ar9003_hw_get_rx_gain_idx(ah)) {
 	case 0:
 	default:
-		if (AR_SREV_9330_12(ah))
-			INIT_INI_ARRAY(&ah->iniModesRxGain,
-					ar9331_common_rx_gain_1p2,
-					ARRAY_SIZE(ar9331_common_rx_gain_1p2),
-					2);
-		else if (AR_SREV_9330_11(ah))
-			INIT_INI_ARRAY(&ah->iniModesRxGain,
-					ar9331_common_rx_gain_1p1,
-					ARRAY_SIZE(ar9331_common_rx_gain_1p1),
-					2);
-		else if (AR_SREV_9340(ah))
-			INIT_INI_ARRAY(&ah->iniModesRxGain,
-				       ar9340Common_rx_gain_table_1p0,
-				       ARRAY_SIZE(ar9340Common_rx_gain_table_1p0),
-				       2);
-		else if (AR_SREV_9485_11(ah))
-			INIT_INI_ARRAY(&ah->iniModesRxGain,
-				       ar9485Common_wo_xlna_rx_gain_1_1,
-				       ARRAY_SIZE(ar9485Common_wo_xlna_rx_gain_1_1),
-				       2);
-		else if (AR_SREV_9580(ah))
-			INIT_INI_ARRAY(&ah->iniModesRxGain,
-				       ar9580_1p0_rx_gain_table,
-				       ARRAY_SIZE(ar9580_1p0_rx_gain_table),
-				       2);
-		else
-			INIT_INI_ARRAY(&ah->iniModesRxGain,
-				       ar9300Common_rx_gain_table_2p2,
-				       ARRAY_SIZE(ar9300Common_rx_gain_table_2p2),
-				       2);
+		ar9003_rx_gain_table_mode0(ah);
 		break;
 	case 1:
-		if (AR_SREV_9330_12(ah))
-			INIT_INI_ARRAY(&ah->iniModesRxGain,
-				ar9331_common_wo_xlna_rx_gain_1p2,
-				ARRAY_SIZE(ar9331_common_wo_xlna_rx_gain_1p2),
-				2);
-		else if (AR_SREV_9330_11(ah))
-			INIT_INI_ARRAY(&ah->iniModesRxGain,
-				ar9331_common_wo_xlna_rx_gain_1p1,
-				ARRAY_SIZE(ar9331_common_wo_xlna_rx_gain_1p1),
-				2);
-		else if (AR_SREV_9340(ah))
-			INIT_INI_ARRAY(&ah->iniModesRxGain,
-				       ar9340Common_wo_xlna_rx_gain_table_1p0,
-				       ARRAY_SIZE(ar9340Common_wo_xlna_rx_gain_table_1p0),
-				       2);
-		else if (AR_SREV_9485_11(ah))
-			INIT_INI_ARRAY(&ah->iniModesRxGain,
-				       ar9485Common_wo_xlna_rx_gain_1_1,
-				       ARRAY_SIZE(ar9485Common_wo_xlna_rx_gain_1_1),
-				       2);
-		else if (AR_SREV_9580(ah))
-			INIT_INI_ARRAY(&ah->iniModesRxGain,
-				   ar9580_1p0_wo_xlna_rx_gain_table,
-				   ARRAY_SIZE(ar9580_1p0_wo_xlna_rx_gain_table),
-				   2);
-		else
-			INIT_INI_ARRAY(&ah->iniModesRxGain,
-				       ar9300Common_wo_xlna_rx_gain_table_2p2,
-				       ARRAY_SIZE(ar9300Common_wo_xlna_rx_gain_table_2p2),
-				       2);
+		ar9003_rx_gain_table_mode1(ah);
 		break;
 	}
 }