ath9k_hw: Split tx/rx gain table initval handling

Split tx/rx gain table initval hanlding part so readability
is better and easy to manage the code.
Signed-off-by: Senthil Balasubramanian <senthilb@qca.qualcomm.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

drivers/net/wireless/ath/ath9k/ar9003_hw.c

@@ -374,11 +374,8 @@ static void ar9003_hw_init_mode_regs(struct ath_hw *ah)
 	}
 }
 
-static void ar9003_tx_gain_table_apply(struct ath_hw *ah)
+static void ar9003_tx_gain_table_mode0(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,
@@ -409,8 +406,10 @@ static void ar9003_tx_gain_table_apply(struct ath_hw *ah)
 			ar9300Modes_lowest_ob_db_tx_gain_table_2p2,
 			ARRAY_SIZE(ar9300Modes_lowest_ob_db_tx_gain_table_2p2),
 			5);
-		break;
-	case 1:
+}
+
+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,
@@ -441,8 +440,10 @@ static void ar9003_tx_gain_table_apply(struct ath_hw *ah)
 			ar9300Modes_high_ob_db_tx_gain_table_2p2,
 			ARRAY_SIZE(ar9300Modes_high_ob_db_tx_gain_table_2p2),
 			5);
-		break;
-	case 2:
+}
+
+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,
@@ -473,8 +474,10 @@ static void ar9003_tx_gain_table_apply(struct ath_hw *ah)
 			ar9300Modes_low_ob_db_tx_gain_table_2p2,
 			ARRAY_SIZE(ar9300Modes_low_ob_db_tx_gain_table_2p2),
 			5);
-		break;
-	case 3:
+}
+
+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,
@@ -505,15 +508,29 @@ static void ar9003_tx_gain_table_apply(struct ath_hw *ah)
 			ar9300Modes_high_power_tx_gain_table_2p2,
 			ARRAY_SIZE(ar9300Modes_high_power_tx_gain_table_2p2),
 			5);
-		break;
-	}
 }
 
-static void ar9003_rx_gain_table_apply(struct ath_hw *ah)
+static void ar9003_tx_gain_table_apply(struct ath_hw *ah)
 {
-	switch (ar9003_hw_get_rx_gain_idx(ah)) {
+	switch (ar9003_hw_get_tx_gain_idx(ah)) {
 	case 0:
 	default:
+		ar9003_tx_gain_table_mode0(ah);
+		break;
+	case 1:
+		ar9003_tx_gain_table_mode1(ah);
+		break;
+	case 2:
+		ar9003_tx_gain_table_mode2(ah);
+		break;
+	case 3:
+		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,
@@ -544,8 +561,10 @@ static void ar9003_rx_gain_table_apply(struct ath_hw *ah)
 				ar9300Common_rx_gain_table_2p2,
 				ARRAY_SIZE(ar9300Common_rx_gain_table_2p2),
 				2);
-		break;
-	case 1:
+}
+
+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,
@@ -576,6 +595,17 @@ static void ar9003_rx_gain_table_apply(struct ath_hw *ah)
 			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:
+		ar9003_rx_gain_table_mode0(ah);
+		break;
+	case 1:
+		ar9003_rx_gain_table_mode1(ah);
 		break;
 	}
 }