5 files changed, 40 insertions, 13 deletions

diff --git a/drivers/net/wireless/ath/ath9k/ar9003_calib.c b/drivers/net/wireless/ath/ath9k/ar9003_calib.c
index 5f406382677e..3506e7bd36eb 100644
--- a/drivers/net/wireless/ath/ath9k/ar9003_calib.c
+++ b/drivers/net/wireless/ath/ath9k/ar9003_calib.c
@@ -906,15 +906,13 @@ static bool ar9003_hw_init_cal(struct ath_hw *ah,
 	struct ath_common *common = ath9k_hw_common(ah);
 	struct ath9k_hw_cal_data *caldata = ah->caldata;
 	bool txiqcal_done = false, txclcal_done = false;
-	bool is_reusable = true, txclcal_enabled;
+	bool is_reusable = true;
+	int i, j;
 	u32 cl_idx[AR9300_MAX_CHAINS] = { AR_PHY_CL_TAB_0,
 					  AR_PHY_CL_TAB_1,
 					  AR_PHY_CL_TAB_2 };
 
-	txclcal_enabled = !!(REG_READ(ah, AR_PHY_CL_CAL_CTL) &
-				      AR_PHY_CL_CAL_ENABLE);
-
-	if (txclcal_enabled) {
+	if (ah->enabled_cals & TX_CL_CAL) {
 		if (caldata && caldata->done_txclcal_once)
 			REG_CLR_BIT(ah, AR_PHY_CL_CAL_CTL,
 				    AR_PHY_CL_CAL_ENABLE);
@@ -923,6 +921,9 @@ static bool ar9003_hw_init_cal(struct ath_hw *ah,
 				    AR_PHY_CL_CAL_ENABLE);
 	}
 
+	if (!(ah->enabled_cals & TX_IQ_CAL))
+		goto skip_tx_iqcal;
+
 	/* Do Tx IQ Calibration */
 	REG_RMW_FIELD(ah, AR_PHY_TX_IQCAL_CONTROL_1,
 		      AR_PHY_TX_IQCAL_CONTROL_1_IQCORR_I_Q_COFF_DELPT,
@@ -932,7 +933,7 @@ static bool ar9003_hw_init_cal(struct ath_hw *ah,
 	 * For AR9485 or later chips, TxIQ cal runs as part of
 	 * AGC calibration
 	 */
-	if (AR_SREV_9485_OR_LATER(ah) && !AR_SREV_9340(ah)) {
+	if (ah->enabled_cals & TX_IQ_ON_AGC_CAL) {
 		if (caldata && !caldata->done_txiqcal_once)
 			REG_SET_BIT(ah, AR_PHY_TX_IQCAL_CONTROL_0,
 				    AR_PHY_TX_IQCAL_CONTROL_0_ENABLE_TXIQ_CAL);
@@ -940,13 +941,14 @@ static bool ar9003_hw_init_cal(struct ath_hw *ah,
 			REG_CLR_BIT(ah, AR_PHY_TX_IQCAL_CONTROL_0,
 				    AR_PHY_TX_IQCAL_CONTROL_0_ENABLE_TXIQ_CAL);
 		txiqcal_done = true;
-	} else {
-		txiqcal_done = ar9003_hw_tx_iq_cal_run(ah);
-		REG_WRITE(ah, AR_PHY_ACTIVE, AR_PHY_ACTIVE_DIS);
-		udelay(5);
-		REG_WRITE(ah, AR_PHY_ACTIVE, AR_PHY_ACTIVE_EN);
+		goto skip_tx_iqcal;
 	}
+	txiqcal_done = ar9003_hw_tx_iq_cal_run(ah);
+	REG_WRITE(ah, AR_PHY_ACTIVE, AR_PHY_ACTIVE_DIS);
+	udelay(5);
+	REG_WRITE(ah, AR_PHY_ACTIVE, AR_PHY_ACTIVE_EN);
 
+skip_tx_iqcal:
 	/* Calibrate the AGC */
 	REG_WRITE(ah, AR_PHY_AGC_CONTROL,
 		  REG_READ(ah, AR_PHY_AGC_CONTROL) |
@@ -966,8 +968,7 @@ static bool ar9003_hw_init_cal(struct ath_hw *ah,
 		ar9003_hw_tx_iq_cal_reload(ah);
 
 #define CL_TAB_ENTRY(reg_base)	(reg_base + (4 * j))
-	if (caldata && txclcal_enabled) {
-		int i, j;
+	if (caldata && (ah->enabled_cals & TX_CL_CAL)) {
 		txclcal_done = !!(REG_READ(ah, AR_PHY_AGC_CONTROL) &
 					   AR_PHY_AGC_CONTROL_CLC_SUCCESS);
 		if (caldata->done_txclcal_once) {
diff --git a/drivers/net/wireless/ath/ath9k/ar9003_phy.c b/drivers/net/wireless/ath/ath9k/ar9003_phy.c
index 4e31d655c4ea..f38307eb24b8 100644
--- a/drivers/net/wireless/ath/ath9k/ar9003_phy.c
+++ b/drivers/net/wireless/ath/ath9k/ar9003_phy.c
@@ -694,6 +694,19 @@ static int ar9003_hw_process_ini(struct ath_hw *ah,
 	ar9003_hw_set_chain_masks(ah, ah->rxchainmask, ah->txchainmask);
 	ath9k_hw_apply_txpower(ah, chan);
 
+	if (AR_SREV_9480(ah)) {
+		if (REG_READ_FIELD(ah, AR_PHY_TX_IQCAL_CONTROL_0,
+				AR_PHY_TX_IQCAL_CONTROL_0_ENABLE_TXIQ_CAL))
+			ah->enabled_cals |= TX_IQ_CAL;
+		else
+			ah->enabled_cals &= ~TX_IQ_CAL;
+
+		if (REG_READ(ah, AR_PHY_CL_CAL_CTL) & AR_PHY_CL_CAL_ENABLE)
+			ah->enabled_cals |= TX_CL_CAL;
+		else
+			ah->enabled_cals &= ~TX_CL_CAL;
+	}
+
 	return 0;
 }
 
diff --git a/drivers/net/wireless/ath/ath9k/ar9003_phy.h b/drivers/net/wireless/ath/ath9k/ar9003_phy.h
index c6ed51fb6858..ef90ab7dbd63 100644
--- a/drivers/net/wireless/ath/ath9k/ar9003_phy.h
+++ b/drivers/net/wireless/ath/ath9k/ar9003_phy.h
@@ -826,6 +826,7 @@
 #define AR_PHY_SPECTRAL_SCAN_SHORT_REPEAT_S 24
 #define AR_PHY_CHANNEL_STATUS_RX_CLEAR      0x00000004
 #define AR_PHY_TX_IQCAL_CONTROL_0_ENABLE_TXIQ_CAL                   0x80000000
+#define AR_PHY_TX_IQCAL_CONTROL_0_ENABLE_TXIQ_CAL_S                         31
 #define AR_PHY_TX_IQCAL_CONTROL_1_IQCORR_I_Q_COFF_DELPT             0x01fc0000
 #define AR_PHY_TX_IQCAL_CONTROL_1_IQCORR_I_Q_COFF_DELPT_S                   18
 #define AR_PHY_TX_IQCAL_START_DO_CAL	    0x00000001
diff --git a/drivers/net/wireless/ath/ath9k/hw.c b/drivers/net/wireless/ath/ath9k/hw.c
index 0aa05841b263..88bbdc46fd88 100644
--- a/drivers/net/wireless/ath/ath9k/hw.c
+++ b/drivers/net/wireless/ath/ath9k/hw.c
@@ -2315,6 +2315,11 @@ int ath9k_hw_fill_cap_info(struct ath_hw *ah)
 		rx_chainmask >>= 1;
 	}
 
+	if (AR_SREV_9300_20_OR_LATER(ah)) {
+		ah->enabled_cals |= TX_IQ_CAL;
+		if (!AR_SREV_9330(ah))
+			ah->enabled_cals |= TX_IQ_ON_AGC_CAL;
+	}
 	return 0;
 }
 
diff --git a/drivers/net/wireless/ath/ath9k/hw.h b/drivers/net/wireless/ath/ath9k/hw.h
index 446f4d309bec..75982a7ebcc0 100644
--- a/drivers/net/wireless/ath/ath9k/hw.h
+++ b/drivers/net/wireless/ath/ath9k/hw.h
@@ -634,6 +634,12 @@ struct ath_nf_limits {
 	s16 nominal;
 };
 
+enum ath_cal_list {
+	TX_IQ_CAL         =	BIT(0),
+	TX_IQ_ON_AGC_CAL  =	BIT(1),
+	TX_CL_CAL         =	BIT(2),
+};
+
 /* ah_flags */
 #define AH_USE_EEPROM   0x1
 #define AH_UNPLUGGED    0x2 /* The card has been physically removed. */
@@ -733,6 +739,7 @@ struct ath_hw {
 		int32_t sign[AR5416_MAX_CHAINS];
 	} meas3;
 	u16 cal_samples;
+	u8 enabled_cals;
 
 	u32 sta_id1_defaults;
 	u32 misc_mode;