diff options
| author | Luis R. Rodriguez <lrodriguez@atheros.com> | 2010-04-26 15:04:32 -0400 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2010-04-27 16:09:17 -0400 |
| commit | b360a884834a83ede845733cf344a29eb10dd2e3 (patch) | |
| tree | 08165aaef3aa9e2ff636dd72fb5a40c73c6facae /drivers/net | |
| parent | 83937227657545f9e7aa9bfcb4429e81c9135f46 (diff) | |
| download | blackbird-op-linux-b360a884834a83ede845733cf344a29eb10dd2e3.tar.gz blackbird-op-linux-b360a884834a83ede845733cf344a29eb10dd2e3.zip | |
ath9k_hw: disable TX IQ calibration for AR9003
Disable TX IQ calibration, it was prematurely enabled in
previous versions.
Cc: Paul Shaw <Paul.Shaw@Atheros.com>
Cc: Thomas Hammel <Thomas.Hammel@atheros.com>
Signed-off-by: Luis R. Rodriguez <lrodriguez@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net')
| -rw-r--r-- | drivers/net/wireless/ath/ath9k/ar9003_calib.c | 3 | ||||
| -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, 9 insertions, 1 deletions
diff --git a/drivers/net/wireless/ath/ath9k/ar9003_calib.c b/drivers/net/wireless/ath/ath9k/ar9003_calib.c index 5e20b4860c7f..5fcafb460877 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_calib.c +++ b/drivers/net/wireless/ath/ath9k/ar9003_calib.c @@ -755,7 +755,8 @@ static bool ar9003_hw_init_cal(struct ath_hw *ah, } /* Do Tx IQ Calibration */ - ar9003_hw_tx_iq_cal(ah); + 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 b6d12e52d30e..40b6e8415946 100644 --- a/drivers/net/wireless/ath/ath9k/hw.c +++ b/drivers/net/wireless/ath/ath9k/hw.c @@ -386,6 +386,12 @@ 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 a78e09bab431..6c84d318e31b 100644 --- a/drivers/net/wireless/ath/ath9k/hw.h +++ b/drivers/net/wireless/ath/ath9k/hw.h @@ -261,6 +261,7 @@ 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; |
