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Commit b360a884 authored by Luis R. Rodriguez's avatar Luis R. Rodriguez Committed by John W. Linville
Browse files

ath9k_hw: disable TX IQ calibration for AR9003 



Disable TX IQ calibration, it was prematurely enabled in
previous versions.

Cc: Paul Shaw <Paul.Shaw@Atheros.com>
Cc: Thomas Hammel <Thomas.Hammel@atheros.com>
Signed-off-by: default avatarLuis R. Rodriguez <lrodriguez@atheros.com>
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parent 83937227

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

+2 −1
Original line number Diff line number Diff line
@@ -755,6 +755,7 @@ static bool ar9003_hw_init_cal(struct ath_hw *ah, 
	}



	/* 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 */

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

+6 −0
Original line number Diff line number Diff line
@@ -385,6 +385,12 @@ static void ath9k_hw_init_config(struct ath_hw *ah) 


	ah->config.rx_intr_mitigation = true;



	/*

	 * Tx IQ Calibration (ah->config.tx_iq_calibration) is only

	 * used by AR9003, but it is showing reliability issues.

	 * It will take a while to fix so this is currently disabled.

	 */



	/*

	 * We need this for PCI devices only (Cardbus, PCI, miniPCI)

	 * _and_ if on non-uniprocessor systems (Multiprocessor/HT).

drivers/net/wireless/ath/ath9k/hw.h

+1 −0
Original line number Diff line number Diff line
@@ -261,6 +261,7 @@ struct ath9k_ops_config { 
#define AR_BASE_FREQ_5GHZ   	4900

#define AR_SPUR_FEEQ_BOUND_HT40 19

#define AR_SPUR_FEEQ_BOUND_HT20 10

	bool tx_iq_calibration; /* Only available for >= AR9003 */

	int spurmode;

	u16 spurchans[AR_EEPROM_MODAL_SPURS][2];

	u8 max_txtrig_level;