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authorLuis R. Rodriguez <lrodriguez@atheros.com>2010-05-20 00:45:50 +0400
committerJohn W. Linville <linville@tuxdriver.com>2010-06-03 00:13:28 +0400
commitc5395b67437b47c4a4c0686d3db99be9327ef67e (patch)
tree6a382391a51f1899cdb92c63de7d79cf8fa53b41 /drivers/net/wireless/ath/ath9k/ar9003_calib.c
parent252aa631f88080920a7083ac5a5844ffc5463629 (diff)
downloadlinux-c5395b67437b47c4a4c0686d3db99be9327ef67e.tar.xz
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>
Diffstat (limited to 'drivers/net/wireless/ath/ath9k/ar9003_calib.c')
-rw-r--r--drivers/net/wireless/ath/ath9k/ar9003_calib.c10
1 files changed, 6 insertions, 4 deletions
diff --git a/drivers/net/wireless/ath/ath9k/ar9003_calib.c b/drivers/net/wireless/ath/ath9k/ar9003_calib.c
index 56a9e5fa6d66..5a0650399136 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);