From 4b01931e3a3ca5ec49604e2b279b8b9dd42fbe4c Mon Sep 17 00:00:00 2001 From: "Luis R. Rodriguez" Date: Thu, 15 Apr 2010 17:39:10 -0400 Subject: [PATCH] ath9k_hw: fill in the callbacks for calibration for AR9003 Signed-off-by: Luis R. Rodriguez Signed-off-by: John W. Linville --- drivers/net/wireless/ath/ath9k/ar9002_calib.c | 2 ++ drivers/net/wireless/ath/ath9k/ar9003_calib.c | 36 ++++++++++++++++++++++++++- drivers/net/wireless/ath/ath9k/calib.h | 3 ++- 3 files changed, 39 insertions(+), 2 deletions(-) diff --git a/drivers/net/wireless/ath/ath9k/ar9002_calib.c b/drivers/net/wireless/ath/ath9k/ar9002_calib.c index cd234aa..968529b 100644 --- a/drivers/net/wireless/ath/ath9k/ar9002_calib.c +++ b/drivers/net/wireless/ath/ath9k/ar9002_calib.c @@ -50,6 +50,8 @@ static void ar9002_hw_setup_calibration(struct ath_hw *ah, ath_print(common, ATH_DBG_CALIBRATE, "starting Init ADC DC Calibration\n"); break; + case TEMP_COMP_CAL: + break; /* Not supported */ } REG_SET_BIT(ah, AR_PHY_TIMING_CTRL4(0), diff --git a/drivers/net/wireless/ath/ath9k/ar9003_calib.c b/drivers/net/wireless/ath/ath9k/ar9003_calib.c index cd80a43..f0e8f63 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_calib.c +++ b/drivers/net/wireless/ath/ath9k/ar9003_calib.c @@ -21,7 +21,41 @@ static void ar9003_hw_setup_calibration(struct ath_hw *ah, struct ath9k_cal_list *currCal) { - /* TODO */ + struct ath_common *common = ath9k_hw_common(ah); + + /* Select calibration to run */ + switch (currCal->calData->calType) { + case IQ_MISMATCH_CAL: + /* + * Start calibration with + * 2^(INIT_IQCAL_LOG_COUNT_MAX+1) samples + */ + REG_RMW_FIELD(ah, AR_PHY_TIMING4, + AR_PHY_TIMING4_IQCAL_LOG_COUNT_MAX, + currCal->calData->calCountMax); + REG_WRITE(ah, AR_PHY_CALMODE, AR_PHY_CALMODE_IQ); + + ath_print(common, ATH_DBG_CALIBRATE, + "starting IQ Mismatch Calibration\n"); + + /* Kick-off cal */ + REG_SET_BIT(ah, AR_PHY_TIMING4, AR_PHY_TIMING4_DO_CAL); + break; + case TEMP_COMP_CAL: + REG_RMW_FIELD(ah, AR_PHY_65NM_CH0_THERM, + AR_PHY_65NM_CH0_THERM_LOCAL, 1); + REG_RMW_FIELD(ah, AR_PHY_65NM_CH0_THERM, + AR_PHY_65NM_CH0_THERM_START, 1); + + ath_print(common, ATH_DBG_CALIBRATE, + "starting Temperature Compensation Calibration\n"); + break; + case ADC_DC_INIT_CAL: + case ADC_GAIN_CAL: + case ADC_DC_CAL: + /* Not yet */ + break; + } } static bool ar9003_hw_calibrate(struct ath_hw *ah, diff --git a/drivers/net/wireless/ath/ath9k/calib.h b/drivers/net/wireless/ath/ath9k/calib.h index 25828e8..24538bd 100644 --- a/drivers/net/wireless/ath/ath9k/calib.h +++ b/drivers/net/wireless/ath/ath9k/calib.h @@ -68,7 +68,8 @@ enum ath9k_cal_types { ADC_DC_INIT_CAL = 0x1, ADC_GAIN_CAL = 0x2, ADC_DC_CAL = 0x4, - IQ_MISMATCH_CAL = 0x8 + IQ_MISMATCH_CAL = 0x8, + TEMP_COMP_CAL = 0x10, }; enum ath9k_cal_state { -- 2.7.4