From 33197617c90cbf747d55fc2e196ca1984c5d362f Mon Sep 17 00:00:00 2001
From: Felix Fietkau <nbd@openwrt.org>
Date: Sat, 12 Jun 2010 00:33:59 -0400
Subject: [PATCH] --- yaml --- r: 203039 b: refs/heads/master c:
 4935250ac14d9aac7d98411bdead2e33a9fadeac h: refs/heads/master i:   203037:
 de349185733f4b3caee3cb1de0040093c43f4680   203035:
 14e016861aec5d3b7450d1c6ac8ff78ff31c3c94   203031:
 d4012a040e95d827247e3816581cc9ffb590a4aa   203023:
 64d4d2101d28e30d2193a4a9319763f7723e7cfc   203007:
 e8902f6aa99801c79457852fc3bfaec87fb74df0 v: v3

---
 [refs]                                              |  2 +-
 .../drivers/net/wireless/ath/ath9k/ar9003_eeprom.c  | 13 ++++++++++---
 .../drivers/net/wireless/ath/ath9k/ar9003_eeprom.h  |  4 +++-
 trunk/drivers/net/wireless/ath/ath9k/eeprom.h       |  3 ++-
 trunk/drivers/net/wireless/ath/ath9k/hw.c           |  2 ++
 trunk/drivers/net/wireless/ath/ath9k/hw.h           |  1 +
 6 files changed, 19 insertions(+), 6 deletions(-)

diff --git a/[refs] b/[refs]
index 648fbff77ac3..4c2de572deee 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: ab33449895a6690a3e5fcfa8391fdeb1be65c320
+refs/heads/master: 4935250ac14d9aac7d98411bdead2e33a9fadeac
diff --git a/trunk/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c b/trunk/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c
index 23eb60ea5455..343c9a427acb 100644
--- a/trunk/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c
+++ b/trunk/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c
@@ -67,6 +67,7 @@ static const struct ar9300_eeprom ar9300_default = {
 		  * bit2 - enable fastClock - enabled
 		  * bit3 - enable doubling - enabled
 		  * bit4 - enable internal regulator - disabled
+		  * bit5 - enable pa predistortion - disabled
 		  */
 		.miscConfiguration = 0, /* bit0 - turn down drivestrength */
 		.eepromWriteEnableGpio = 3,
@@ -129,9 +130,11 @@ static const struct ar9300_eeprom ar9300_default = {
 		.txEndToRxOn = 0x2,
 		.txFrameToXpaOn = 0xe,
 		.thresh62 = 28,
-		.futureModal = { /* [32] */
+		.papdRateMaskHt20 = LE32(0x80c080),
+		.papdRateMaskHt40 = LE32(0x80c080),
+		.futureModal = {
 			0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-			0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
+			0, 0, 0, 0, 0, 0, 0, 0
 		},
 	 },
 	.calFreqPier2G = {
@@ -326,9 +329,11 @@ static const struct ar9300_eeprom ar9300_default = {
 		.txEndToRxOn = 0x2,
 		.txFrameToXpaOn = 0xe,
 		.thresh62 = 28,
+		.papdRateMaskHt20 = LE32(0xf0e0e0),
+		.papdRateMaskHt40 = LE32(0xf0e0e0),
 		.futureModal = {
 			0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-			0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
+			0, 0, 0, 0, 0, 0, 0, 0
 		},
 	 },
 	.calFreqPier5G = {
@@ -644,6 +649,8 @@ static u32 ath9k_hw_ar9300_get_eeprom(struct ath_hw *ah,
 		return (pBase->featureEnable & 0x10) >> 4;
 	case EEP_SWREG:
 		return le32_to_cpu(pBase->swreg);
+	case EEP_PAPRD:
+		return !!(pBase->featureEnable & BIT(5));
 	default:
 		return 0;
 	}
diff --git a/trunk/drivers/net/wireless/ath/ath9k/ar9003_eeprom.h b/trunk/drivers/net/wireless/ath/ath9k/ar9003_eeprom.h
index 23fb353c3bba..3c533bb983c7 100644
--- a/trunk/drivers/net/wireless/ath/ath9k/ar9003_eeprom.h
+++ b/trunk/drivers/net/wireless/ath/ath9k/ar9003_eeprom.h
@@ -234,7 +234,9 @@ struct ar9300_modal_eep_header {
 	u8 txEndToRxOn;
 	u8 txFrameToXpaOn;
 	u8 thresh62;
-	u8 futureModal[32];
+	__le32 papdRateMaskHt20;
+	__le32 papdRateMaskHt40;
+	u8 futureModal[24];
 } __packed;
 
 struct ar9300_cal_data_per_freq_op_loop {
diff --git a/trunk/drivers/net/wireless/ath/ath9k/eeprom.h b/trunk/drivers/net/wireless/ath/ath9k/eeprom.h
index 7da7d73c0847..bdd8aa054b80 100644
--- a/trunk/drivers/net/wireless/ath/ath9k/eeprom.h
+++ b/trunk/drivers/net/wireless/ath/ath9k/eeprom.h
@@ -263,7 +263,8 @@ enum eeprom_param {
 	EEP_PWR_TABLE_OFFSET,
 	EEP_DRIVE_STRENGTH,
 	EEP_INTERNAL_REGULATOR,
-	EEP_SWREG
+	EEP_SWREG,
+	EEP_PAPRD,
 };
 
 enum ar5416_rates {
diff --git a/trunk/drivers/net/wireless/ath/ath9k/hw.c b/trunk/drivers/net/wireless/ath/ath9k/hw.c
index 83e04613f785..5a2e72aaf490 100644
--- a/trunk/drivers/net/wireless/ath/ath9k/hw.c
+++ b/trunk/drivers/net/wireless/ath/ath9k/hw.c
@@ -2235,6 +2235,8 @@ int ath9k_hw_fill_cap_info(struct ath_hw *ah)
 		pCap->rx_status_len = sizeof(struct ar9003_rxs);
 		pCap->tx_desc_len = sizeof(struct ar9003_txc);
 		pCap->txs_len = sizeof(struct ar9003_txs);
+		if (ah->eep_ops->get_eeprom(ah, EEP_PAPRD))
+			pCap->hw_caps |= ATH9K_HW_CAP_PAPRD;
 	} else {
 		pCap->tx_desc_len = sizeof(struct ath_desc);
 		if (AR_SREV_9280_20(ah) &&
diff --git a/trunk/drivers/net/wireless/ath/ath9k/hw.h b/trunk/drivers/net/wireless/ath/ath9k/hw.h
index 09dd7be549a0..9d092168855b 100644
--- a/trunk/drivers/net/wireless/ath/ath9k/hw.h
+++ b/trunk/drivers/net/wireless/ath/ath9k/hw.h
@@ -200,6 +200,7 @@ enum ath9k_hw_caps {
 	ATH9K_HW_CAP_LDPC			= BIT(19),
 	ATH9K_HW_CAP_FASTCLOCK			= BIT(20),
 	ATH9K_HW_CAP_SGI_20			= BIT(21),
+	ATH9K_HW_CAP_PAPRD			= BIT(22),
 };
 
 enum ath9k_capability_type {