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ath9k: Handle MCI_STATE_AIC_CAL 

Add the main AIC calibration function to
handle MCI_STATE_AIC_CAL.

Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
This commit is contained in:
Sujith Manoharan 2015-03-14 11:27:56 +05:30 committed by Kalle Valo
parent f2ef792a80
commit 60544603b6
3 changed files with 31 additions and 2 deletions
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28
drivers/net/wireless/ath/ath9k/ar9003_aic.c
View File

@ -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 @@ static u8 ar9003_aic_cal_continue(struct ath_hw *ah, bool cal_once)
}
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;

1
drivers/net/wireless/ath/ath9k/ar9003_aic.h
View File

@ -53,6 +53,7 @@ struct ath_aic_out_info {
struct ath_aic_sram_info sram;
};
u8 ar9003_aic_calibration(struct ath_hw *ah);
u8 ar9003_aic_start_normal(struct ath_hw *ah);
u8 ar9003_aic_cal_reset(struct ath_hw *ah);
u8 ar9003_aic_calibration_single(struct ath_hw *ah);

4
drivers/net/wireless/ath/ath9k/ar9003_mci.c
View File

@ -1363,6 +1363,10 @@ u32 ar9003_mci_state(struct ath_hw *ah, u32 state_type)
value = (!mci->unhalt_bt_gpm && mci->need_flush_btinfo) ? 1 : 0;
mci->need_flush_btinfo = false;
break;
case MCI_STATE_AIC_CAL:
if (ath9k_hw_is_aic_enabled(ah))
value = ar9003_aic_calibration(ah);
break;
case MCI_STATE_AIC_START:
if (ath9k_hw_is_aic_enabled(ah))
ar9003_aic_start_normal(ah);