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Commit e5d821a4 authored by Felix Fietkau's avatar Felix Fietkau Committed by John W. Linville
Browse files

ath9k_hw: disable Tx IQ calibration on half/quarter channels 



It does not work properly and reduces throughput.

Signed-off-by: default avatarFelix Fietkau <nbd@openwrt.org>
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parent 7c5adc8d

drivers/net/wireless/ath/ath9k/ar9003_calib.c

+6 −4
Original line number Diff line number Diff line
@@ -1000,10 +1000,12 @@ static bool ar9003_hw_init_cal(struct ath_hw *ah, 
	if (mci && 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);

	}



skip_tx_iqcal:

	if (run_agc_cal || !(ah->ah_flags & AH_FASTCC)) {