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Commit d882d242 authored by Sujith Manoharan's avatar Sujith Manoharan Committed by John W. Linville
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ath9k_hw: Fix PAPRD retraining for AR9485 



Retraining of PAPRD based on agc2_pwr is required for
chips other than AR9485.

Signed-off-by: default avatarSujith Manoharan <c_manoha@qca.qualcomm.com>
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parent 36d2943b

drivers/net/wireless/ath/ath9k/ar9003_paprd.c

+5 −1
Original line number Diff line number Diff line
@@ -965,9 +965,13 @@ EXPORT_SYMBOL(ar9003_paprd_init_table); 
bool ar9003_paprd_is_done(struct ath_hw *ah)

{

	int paprd_done, agc2_pwr;



	paprd_done = REG_READ_FIELD(ah, AR_PHY_PAPRD_TRAINER_STAT1,

				AR_PHY_PAPRD_TRAINER_STAT1_PAPRD_TRAIN_DONE);



	if (AR_SREV_9485(ah))

		goto exit;



	if (paprd_done == 0x1) {

		agc2_pwr = REG_READ_FIELD(ah, AR_PHY_PAPRD_TRAINER_STAT1,

				AR_PHY_PAPRD_TRAINER_STAT1_PAPRD_AGC2_PWR);
@@ -983,7 +987,7 @@ bool ar9003_paprd_is_done(struct ath_hw *ah) 
		if (agc2_pwr <= PAPRD_IDEAL_AGC2_PWR_RANGE)

			paprd_done = 0;

	}



exit:

	return !!paprd_done;

}

EXPORT_SYMBOL(ar9003_paprd_is_done);