From 1782352d4908c79d195b43e0c1b6b109e0d93d05 Mon Sep 17 00:00:00 2001 From: Felix Fietkau Date: Mon, 13 Dec 2010 08:40:53 +0100 Subject: [PATCH] ath9k_hw: fix the PA predistortion rate mask The EEPROM PAPRD rate mask fields only contain mask values for actual rates in the low 25 bits. The upper bits are reserved for tx power scale values. Add the proper mask definitions and use them before writing the values to the register. Signed-off-by: Felix Fietkau Signed-off-by: John W. Linville --- drivers/net/wireless/ath/ath9k/ar9003_eeprom.h | 6 ++++++ drivers/net/wireless/ath/ath9k/ar9003_paprd.c | 4 ++-- 2 files changed, 8 insertions(+), 2 deletions(-) diff --git a/drivers/net/wireless/ath/ath9k/ar9003_eeprom.h b/drivers/net/wireless/ath/ath9k/ar9003_eeprom.h index 620821e..efb6a02 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_eeprom.h +++ b/drivers/net/wireless/ath/ath9k/ar9003_eeprom.h @@ -31,6 +31,12 @@ #define AR9300_ANT_16S 25 #define AR9300_FUTURE_MODAL_SZ 6 +#define AR9300_PAPRD_RATE_MASK 0x01ffffff +#define AR9300_PAPRD_SCALE_1 0x0e000000 +#define AR9300_PAPRD_SCALE_1_S 25 +#define AR9300_PAPRD_SCALE_2 0x70000000 +#define AR9300_PAPRD_SCALE_2_S 28 + /* Delta from which to start power to pdadc table */ /* This offset is used in both open loop and closed loop power control * schemes. In open loop power control, it is not really needed, but for diff --git a/drivers/net/wireless/ath/ath9k/ar9003_paprd.c b/drivers/net/wireless/ath/ath9k/ar9003_paprd.c index 74cff43..cdca4c3 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_paprd.c +++ b/drivers/net/wireless/ath/ath9k/ar9003_paprd.c @@ -52,8 +52,8 @@ static void ar9003_paprd_setup_single_table(struct ath_hw *ah) else hdr = &eep->modalHeader2G; - am_mask = le32_to_cpu(hdr->papdRateMaskHt20); - ht40_mask = le32_to_cpu(hdr->papdRateMaskHt40); + am_mask = le32_to_cpu(hdr->papdRateMaskHt20) & AR9300_PAPRD_RATE_MASK; + ht40_mask = le32_to_cpu(hdr->papdRateMaskHt40) & AR9300_PAPRD_RATE_MASK; REG_RMW_FIELD(ah, AR_PHY_PAPRD_AM2AM, AR_PHY_PAPRD_AM2AM_MASK, am_mask); REG_RMW_FIELD(ah, AR_PHY_PAPRD_AM2PM, AR_PHY_PAPRD_AM2PM_MASK, am_mask); -- 2.7.4