From 60544603b669a25adb90bd6e2ea6fa625e380322 Mon Sep 17 00:00:00 2001 From: Sujith Manoharan Date: Sat, 14 Mar 2015 11:27:56 +0530 Subject: ath9k: Handle MCI_STATE_AIC_CAL Add the main AIC calibration function to handle MCI_STATE_AIC_CAL. Signed-off-by: Sujith Manoharan Signed-off-by: Kalle Valo --- drivers/net/wireless/ath/ath9k/ar9003_aic.c | 28 ++++++++++++++++++++++++++-- 1 file changed, 26 insertions(+), 2 deletions(-) (limited to 'drivers/net/wireless/ath/ath9k/ar9003_aic.c') diff --git a/drivers/net/wireless/ath/ath9k/ar9003_aic.c b/drivers/net/wireless/ath/ath9k/ar9003_aic.c index 5b4f818264f5..1db119d77783 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_aic.c +++ b/drivers/net/wireless/ath/ath9k/ar9003_aic.c @@ -162,7 +162,7 @@ static void ar9003_aic_gain_table(struct ath_hw *ah) } } -static void ar9003_aic_cal_start(struct ath_hw *ah, u8 min_valid_count) +static u8 ar9003_aic_cal_start(struct ath_hw *ah, u8 min_valid_count) { struct ath9k_hw_aic *aic = &ah->btcoex_hw.aic; int i; @@ -257,6 +257,8 @@ static void ar9003_aic_cal_start(struct ath_hw *ah, u8 min_valid_count) aic->aic_caled_chan = 0; aic->aic_cal_state = AIC_CAL_STATE_STARTED; + + return aic->aic_cal_state; } static bool ar9003_aic_cal_post_process(struct ath_hw *ah) @@ -513,6 +515,28 @@ exit: } +u8 ar9003_aic_calibration(struct ath_hw *ah) +{ + struct ath9k_hw_aic *aic = &ah->btcoex_hw.aic; + u8 cal_ret = AIC_CAL_STATE_ERROR; + + switch (aic->aic_cal_state) { + case AIC_CAL_STATE_IDLE: + cal_ret = ar9003_aic_cal_start(ah, 1); + break; + case AIC_CAL_STATE_STARTED: + cal_ret = ar9003_aic_cal_continue(ah, false); + break; + case AIC_CAL_STATE_DONE: + cal_ret = AIC_CAL_STATE_DONE; + break; + default: + break; + } + + return cal_ret; +} + u8 ar9003_aic_start_normal(struct ath_hw *ah) { struct ath9k_hw_aic *aic = &ah->btcoex_hw.aic; @@ -561,7 +585,7 @@ u8 ar9003_aic_calibration_single(struct ath_hw *ah) num_chan = MS(mci_hw->config, ATH_MCI_CONFIG_AIC_CAL_NUM_CHAN); - ar9003_aic_cal_start(ah, num_chan); + (void) ar9003_aic_cal_start(ah, num_chan); cal_ret = ar9003_aic_cal_continue(ah, true); return cal_ret; -- cgit