From: Sujith Manoharan <c_manoha@xxxxxxxxxxxxxxxx> The PAPRD training control registers have to be programmed with values that depend on the chip. This patch ensures that the correct values are chosen for the chip in use. Signed-off-by: Sujith Manoharan <c_manoha@xxxxxxxxxxxxxxxx> --- drivers/net/wireless/ath/ath9k/ar9003_paprd.c | 36 +++++++++++++++++++++------ 1 file changed, 29 insertions(+), 7 deletions(-) diff --git a/drivers/net/wireless/ath/ath9k/ar9003_paprd.c b/drivers/net/wireless/ath/ath9k/ar9003_paprd.c index 0ed3846..df9158f 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_paprd.c +++ b/drivers/net/wireless/ath/ath9k/ar9003_paprd.c @@ -204,7 +204,20 @@ static int ar9003_paprd_setup_single_table(struct ath_hw *ah) AR_PHY_PAPRD_TRAINER_CNTL1_CF_PAPRD_AGC2_SETTLING, 28); REG_RMW_FIELD(ah, AR_PHY_PAPRD_TRAINER_CNTL1, AR_PHY_PAPRD_TRAINER_CNTL1_CF_CF_PAPRD_TRAIN_ENABLE, 1); - val = AR_SREV_9462(ah) ? 0x91 : 147; + + if (AR_SREV_9485(ah)) { + val = 148; + } else { + if (IS_CHAN_2GHZ(ah->curchan)) { + if (AR_SREV_9462(ah) || AR_SREV_9565(ah)) + val = 145; + else + val = 147; + } else { + val = 137; + } + } + REG_RMW_FIELD(ah, AR_PHY_PAPRD_TRAINER_CNTL2, AR_PHY_PAPRD_TRAINER_CNTL2_CF_PAPRD_INIT_RX_BB_GAIN, val); REG_RMW_FIELD(ah, AR_PHY_PAPRD_TRAINER_CNTL3, @@ -215,15 +228,24 @@ static int ar9003_paprd_setup_single_table(struct ath_hw *ah) AR_PHY_PAPRD_TRAINER_CNTL3_CF_PAPRD_NUM_CORR_STAGES, 7); REG_RMW_FIELD(ah, AR_PHY_PAPRD_TRAINER_CNTL3, AR_PHY_PAPRD_TRAINER_CNTL3_CF_PAPRD_MIN_LOOPBACK_DEL, 1); - if (AR_SREV_9485(ah) || AR_SREV_9462(ah) || AR_SREV_9550(ah)) + + if (AR_SREV_9485(ah) || + AR_SREV_9462(ah) || + AR_SREV_9565(ah) || + AR_SREV_9550(ah) || + AR_SREV_9330(ah) || + AR_SREV_9340(ah)) REG_RMW_FIELD(ah, AR_PHY_PAPRD_TRAINER_CNTL3, - AR_PHY_PAPRD_TRAINER_CNTL3_CF_PAPRD_QUICK_DROP, - -3); + AR_PHY_PAPRD_TRAINER_CNTL3_CF_PAPRD_QUICK_DROP, -3); else REG_RMW_FIELD(ah, AR_PHY_PAPRD_TRAINER_CNTL3, - AR_PHY_PAPRD_TRAINER_CNTL3_CF_PAPRD_QUICK_DROP, - -6); - val = AR_SREV_9462(ah) ? -10 : -15; + AR_PHY_PAPRD_TRAINER_CNTL3_CF_PAPRD_QUICK_DROP, -6); + + val = -10; + + if (IS_CHAN_2GHZ(ah->curchan) && !AR_SREV_9462(ah) && !AR_SREV_9565(ah)) + val = -15; + REG_RMW_FIELD(ah, AR_PHY_PAPRD_TRAINER_CNTL3, AR_PHY_PAPRD_TRAINER_CNTL3_CF_PAPRD_ADC_DESIRED_SIZE, val); -- 1.8.0.1 -- To unsubscribe from this list: send the line "unsubscribe linux-wireless" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html