Commit 07422063 authored by Sujith Manoharan's avatar Sujith Manoharan Committed by John W. Linville

ath9k_hw: Fix calibration for AR9287 devices

AR9287 based devices have issues with ADC gain calibration
which would cause uplink throughput drops in HT40 mode.
Remove ADC gain from the supported calibration algorithms.
Signed-off-by: default avatarSujith Manoharan <Sujith.Manoharan@atheros.com>
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parent 6cae913d
......@@ -954,6 +954,9 @@ static void ar9002_hw_init_cal_settings(struct ath_hw *ah)
&adc_dc_cal_multi_sample;
}
ah->supp_cals = ADC_GAIN_CAL | ADC_DC_CAL | IQ_MISMATCH_CAL;
if (AR_SREV_9287(ah))
ah->supp_cals &= ~ADC_GAIN_CAL;
}
}
......
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