From: Vasanthakumar Thiagarajan Date: Tue, 19 Apr 2011 13:59:16 +0000 (+0530) Subject: ath9k_hw: Read iq calibration data only for active chains X-Git-Tag: MMI-PSA29.97-13-9~19291^2~16^2~310 X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=5d48ae78cf81b4006ee1b7690b850db84820dc14;p=GitHub%2FMotorolaMobilityLLC%2Fkernel-slsi.git ath9k_hw: Read iq calibration data only for active chains Signed-off-by: Vasanthakumar Thiagarajan Signed-off-by: John W. Linville --- diff --git a/drivers/net/wireless/ath/ath9k/ar9003_calib.c b/drivers/net/wireless/ath/ath9k/ar9003_calib.c index 09f3aa7f82f5..bceff49d150b 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_calib.c +++ b/drivers/net/wireless/ath/ath9k/ar9003_calib.c @@ -185,17 +185,19 @@ static void ar9003_hw_iqcal_collect(struct ath_hw *ah) /* Accumulate IQ cal measures for active chains */ for (i = 0; i < AR5416_MAX_CHAINS; i++) { - ah->totalPowerMeasI[i] += - REG_READ(ah, AR_PHY_CAL_MEAS_0(i)); - ah->totalPowerMeasQ[i] += - REG_READ(ah, AR_PHY_CAL_MEAS_1(i)); - ah->totalIqCorrMeas[i] += - (int32_t) REG_READ(ah, AR_PHY_CAL_MEAS_2(i)); - ath_dbg(ath9k_hw_common(ah), ATH_DBG_CALIBRATE, - "%d: Chn %d pmi=0x%08x;pmq=0x%08x;iqcm=0x%08x;\n", - ah->cal_samples, i, ah->totalPowerMeasI[i], - ah->totalPowerMeasQ[i], - ah->totalIqCorrMeas[i]); + if (ah->txchainmask & BIT(i)) { + ah->totalPowerMeasI[i] += + REG_READ(ah, AR_PHY_CAL_MEAS_0(i)); + ah->totalPowerMeasQ[i] += + REG_READ(ah, AR_PHY_CAL_MEAS_1(i)); + ah->totalIqCorrMeas[i] += + (int32_t) REG_READ(ah, AR_PHY_CAL_MEAS_2(i)); + ath_dbg(ath9k_hw_common(ah), ATH_DBG_CALIBRATE, + "%d: Chn %d pmi=0x%08x;pmq=0x%08x;iqcm=0x%08x;\n", + ah->cal_samples, i, ah->totalPowerMeasI[i], + ah->totalPowerMeasQ[i], + ah->totalIqCorrMeas[i]); + } } }