diff options
author | Luis R. Rodriguez <lrodriguez@atheros.com> | 2010-05-19 16:45:50 -0400 |
---|---|---|
committer | John W. Linville <linville@tuxdriver.com> | 2010-06-02 16:13:28 -0400 |
commit | c5395b67437b47c4a4c0686d3db99be9327ef67e (patch) | |
tree | 6a382391a51f1899cdb92c63de7d79cf8fa53b41 | |
parent | 252aa631f88080920a7083ac5a5844ffc5463629 (diff) | |
download | op-kernel-dev-c5395b67437b47c4a4c0686d3db99be9327ef67e.zip op-kernel-dev-c5395b67437b47c4a4c0686d3db99be9327ef67e.tar.gz |
ath9k_hw: Enable TX IQ calibration on AR9003
To enable it we now disable and re-enable the PHY chips
after TX IQ calibration.
Signed-off-by: Luis R. Rodriguez <lrodriguez@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
-rw-r--r-- | drivers/net/wireless/ath/ath9k/ar9003_calib.c | 10 | ||||
-rw-r--r-- | drivers/net/wireless/ath/ath9k/hw.c | 6 | ||||
-rw-r--r-- | drivers/net/wireless/ath/ath9k/hw.h | 1 |
3 files changed, 6 insertions, 11 deletions
diff --git a/drivers/net/wireless/ath/ath9k/ar9003_calib.c b/drivers/net/wireless/ath/ath9k/ar9003_calib.c index 56a9e5f..5a06503 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_calib.c +++ b/drivers/net/wireless/ath/ath9k/ar9003_calib.c @@ -739,6 +739,12 @@ static bool ar9003_hw_init_cal(struct ath_hw *ah, */ ar9003_hw_set_chain_masks(ah, 0x7, 0x7); + /* Do Tx IQ Calibration */ + ar9003_hw_tx_iq_cal(ah); + REG_WRITE(ah, AR_PHY_ACTIVE, AR_PHY_ACTIVE_DIS); + udelay(5); + REG_WRITE(ah, AR_PHY_ACTIVE, AR_PHY_ACTIVE_EN); + /* Calibrate the AGC */ REG_WRITE(ah, AR_PHY_AGC_CONTROL, REG_READ(ah, AR_PHY_AGC_CONTROL) | @@ -753,10 +759,6 @@ static bool ar9003_hw_init_cal(struct ath_hw *ah, return false; } - /* Do Tx IQ Calibration */ - if (ah->config.tx_iq_calibration) - ar9003_hw_tx_iq_cal(ah); - /* Revert chainmasks to their original values before NF cal */ ar9003_hw_set_chain_masks(ah, ah->rxchainmask, ah->txchainmask); diff --git a/drivers/net/wireless/ath/ath9k/hw.c b/drivers/net/wireless/ath/ath9k/hw.c index 3b55c7f..d902878 100644 --- a/drivers/net/wireless/ath/ath9k/hw.c +++ b/drivers/net/wireless/ath/ath9k/hw.c @@ -392,12 +392,6 @@ static void ath9k_hw_init_config(struct ath_hw *ah) ah->config.rx_intr_mitigation = true; /* - * Tx IQ Calibration (ah->config.tx_iq_calibration) is only - * used by AR9003, but it is showing reliability issues. - * It will take a while to fix so this is currently disabled. - */ - - /* * We need this for PCI devices only (Cardbus, PCI, miniPCI) * _and_ if on non-uniprocessor systems (Multiprocessor/HT). * This means we use it for all AR5416 devices, and the few diff --git a/drivers/net/wireless/ath/ath9k/hw.h b/drivers/net/wireless/ath/ath9k/hw.h index ffc9249..116d1c8 100644 --- a/drivers/net/wireless/ath/ath9k/hw.h +++ b/drivers/net/wireless/ath/ath9k/hw.h @@ -263,7 +263,6 @@ struct ath9k_ops_config { #define AR_BASE_FREQ_5GHZ 4900 #define AR_SPUR_FEEQ_BOUND_HT40 19 #define AR_SPUR_FEEQ_BOUND_HT20 10 - bool tx_iq_calibration; /* Only available for >= AR9003 */ int spurmode; u16 spurchans[AR_EEPROM_MODAL_SPURS][2]; u8 max_txtrig_level; |