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ath9k: set correct peak detect threshold
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Set QCA9561 peak detect threshold to 11.

Signed-off-by: Miaoqing Pan <miaoqing@codeaurora.org>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
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Miaoqing Pan authored and Kalle Valo committed Mar 11, 2016
1 parent 9c8ec99 commit 1f64252
Showing 1 changed file with 11 additions and 14 deletions.
25 changes: 11 additions & 14 deletions drivers/net/wireless/ath/ath9k/ar9003_calib.c
Original file line number Diff line number Diff line change
Expand Up @@ -1203,12 +1203,12 @@ static void ar9003_hw_tx_iq_cal_reload(struct ath_hw *ah)
static void ar9003_hw_manual_peak_cal(struct ath_hw *ah, u8 chain, bool is_2g)
{
int offset[8] = {0}, total = 0, test;
int agc_out, i, peak_detect_threshold;
int agc_out, i, peak_detect_threshold = 0;

if (AR_SREV_9550(ah) || AR_SREV_9531(ah))
peak_detect_threshold = 8;
else
peak_detect_threshold = 0;
else if (AR_SREV_9561(ah))
peak_detect_threshold = 11;

/*
* Turn off LNA/SW.
Expand Down Expand Up @@ -1249,17 +1249,14 @@ static void ar9003_hw_manual_peak_cal(struct ath_hw *ah, u8 chain, bool is_2g)
REG_RMW_FIELD(ah, AR_PHY_65NM_RXRF_AGC(chain),
AR_PHY_65NM_RXRF_AGC_AGC2G_CALDAC_OVR, 0x0);

if (AR_SREV_9003_PCOEM(ah) || AR_SREV_9550(ah) || AR_SREV_9531(ah) ||
AR_SREV_9561(ah)) {
if (is_2g)
REG_RMW_FIELD(ah, AR_PHY_65NM_RXRF_AGC(chain),
AR_PHY_65NM_RXRF_AGC_AGC2G_DBDAC_OVR,
peak_detect_threshold);
else
REG_RMW_FIELD(ah, AR_PHY_65NM_RXRF_AGC(chain),
AR_PHY_65NM_RXRF_AGC_AGC5G_DBDAC_OVR,
peak_detect_threshold);
}
if (is_2g)
REG_RMW_FIELD(ah, AR_PHY_65NM_RXRF_AGC(chain),
AR_PHY_65NM_RXRF_AGC_AGC2G_DBDAC_OVR,
peak_detect_threshold);
else
REG_RMW_FIELD(ah, AR_PHY_65NM_RXRF_AGC(chain),
AR_PHY_65NM_RXRF_AGC_AGC5G_DBDAC_OVR,
peak_detect_threshold);

for (i = 6; i > 0; i--) {
offset[i] = BIT(i - 1);
Expand Down

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