diff options
| author | Sujith Manoharan <c_manoha@qca.qualcomm.com> | 2013-01-07 13:53:46 +0530 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2013-01-09 14:37:10 -0500 |
| commit | 4656b8f680b4405d68a84e6223b1709b3e1944a6 (patch) | |
| tree | 73ff832cd3a366af6a4402a4710c88102f565501 | |
| parent | 72a525cbb8037ecf8663720b7087e8e6fc77a49a (diff) | |
ath9k_hw: Do not enable IQ-CAL for half/quarter rates
IQ calibration doesn't complete and times out for half/quarter
rates, so skip it correctly.
Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
| -rw-r--r-- | drivers/net/wireless/ath/ath9k/ar9003_calib.c | 13 |
1 files changed, 6 insertions, 7 deletions
diff --git a/drivers/net/wireless/ath/ath9k/ar9003_calib.c b/drivers/net/wireless/ath/ath9k/ar9003_calib.c index fa67e84d51e..61caf1cbd77 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_calib.c +++ b/drivers/net/wireless/ath/ath9k/ar9003_calib.c @@ -1013,7 +1013,8 @@ static bool ar9003_hw_init_cal(struct ath_hw *ah, } } - if (!(ah->enabled_cals & TX_IQ_CAL)) + if ((IS_CHAN_HALF_RATE(chan) || IS_CHAN_QUARTER_RATE(chan)) || + !(ah->enabled_cals & TX_IQ_CAL)) goto skip_tx_iqcal; /* Do Tx IQ Calibration */ @@ -1040,12 +1041,10 @@ static bool ar9003_hw_init_cal(struct ath_hw *ah, if (ath9k_hw_mci_is_enabled(ah) && IS_CHAN_2GHZ(chan) && run_agc_cal) ar9003_mci_init_cal_req(ah, &is_reusable); - if (!(IS_CHAN_HALF_RATE(chan) || IS_CHAN_QUARTER_RATE(chan))) { - txiqcal_done = ar9003_hw_tx_iq_cal_run(ah); - REG_WRITE(ah, AR_PHY_ACTIVE, AR_PHY_ACTIVE_DIS); - udelay(5); - REG_WRITE(ah, AR_PHY_ACTIVE, AR_PHY_ACTIVE_EN); - } + txiqcal_done = ar9003_hw_tx_iq_cal_run(ah); + REG_WRITE(ah, AR_PHY_ACTIVE, AR_PHY_ACTIVE_DIS); + udelay(5); + REG_WRITE(ah, AR_PHY_ACTIVE, AR_PHY_ACTIVE_EN); skip_tx_iqcal: if (run_agc_cal || !(ah->ah_flags & AH_FASTCC)) { |