diff options
Diffstat (limited to 'drivers/net/wireless/ath9k/calib.c')
-rw-r--r-- | drivers/net/wireless/ath9k/calib.c | 63 |
1 files changed, 25 insertions, 38 deletions
diff --git a/drivers/net/wireless/ath9k/calib.c b/drivers/net/wireless/ath9k/calib.c index 2a6b8a4d6e9e..707289685b41 100644 --- a/drivers/net/wireless/ath9k/calib.c +++ b/drivers/net/wireless/ath9k/calib.c @@ -277,27 +277,24 @@ static void ath9k_hw_per_calibration(struct ath_hal *ah, } } +/* Assumes you are talking about the currently configured channel */ static bool ath9k_hw_iscal_supported(struct ath_hal *ah, - struct ath9k_channel *chan, enum hal_cal_types calType) { struct ath_hal_5416 *ahp = AH5416(ah); - bool retval = false; + struct ieee80211_conf *conf = &ah->ah_sc->hw->conf; switch (calType & ahp->ah_suppCals) { - case IQ_MISMATCH_CAL: - if (!IS_CHAN_B(chan)) - retval = true; - break; + case IQ_MISMATCH_CAL: /* Both 2 GHz and 5 GHz support OFDM */ + return true; case ADC_GAIN_CAL: case ADC_DC_CAL: - if (!IS_CHAN_B(chan) - && !(IS_CHAN_2GHZ(chan) && IS_CHAN_HT20(chan))) - retval = true; + if (conf->channel->band == IEEE80211_BAND_5GHZ && + conf_is_ht20(conf)) + return true; break; } - - return retval; + return false; } static void ath9k_hw_iqcal_collect(struct ath_hal *ah) @@ -565,50 +562,40 @@ static void ath9k_hw_adc_dccal_calibrate(struct ath_hal *ah, u8 numChains) AR_PHY_NEW_ADC_DC_OFFSET_CORR_ENABLE); } -void ath9k_hw_reset_calvalid(struct ath_hal *ah, struct ath9k_channel *chan, - bool *isCalDone) +/* This is done for the currently configured channel */ +bool ath9k_hw_reset_calvalid(struct ath_hal *ah) { struct ath_hal_5416 *ahp = AH5416(ah); - struct ath9k_channel *ichan = - ath9k_regd_check_channel(ah, chan); + struct ieee80211_conf *conf = &ah->ah_sc->hw->conf; struct hal_cal_list *currCal = ahp->ah_cal_list_curr; - *isCalDone = true; + if (!ah->ah_curchan) + return true; if (!AR_SREV_9100(ah) && !AR_SREV_9160_10_OR_LATER(ah)) - return; + return true; if (currCal == NULL) - return; - - if (ichan == NULL) { - DPRINTF(ah->ah_sc, ATH_DBG_CALIBRATE, - "invalid channel %u/0x%x; no mapping\n", - chan->channel, chan->channelFlags); - return; - } - + return true; if (currCal->calState != CAL_DONE) { DPRINTF(ah->ah_sc, ATH_DBG_CALIBRATE, "Calibration state incorrect, %d\n", currCal->calState); - return; + return true; } - - if (!ath9k_hw_iscal_supported(ah, chan, currCal->calData->calType)) - return; + if (!ath9k_hw_iscal_supported(ah, currCal->calData->calType)) + return true; DPRINTF(ah->ah_sc, ATH_DBG_CALIBRATE, - "Resetting Cal %d state for channel %u/0x%x\n", - currCal->calData->calType, chan->channel, - chan->channelFlags); + "Resetting Cal %d state for channel %u\n", + currCal->calData->calType, conf->channel->center_freq); - ichan->CalValid &= ~currCal->calData->calType; + ah->ah_curchan->CalValid &= ~currCal->calData->calType; currCal->calState = CAL_WAITING; - *isCalDone = false; + return false; } void ath9k_hw_start_nfcal(struct ath_hal *ah) @@ -933,19 +920,19 @@ bool ath9k_hw_init_cal(struct ath_hal *ah, ahp->ah_cal_list = ahp->ah_cal_list_last = ahp->ah_cal_list_curr = NULL; if (AR_SREV_9100(ah) || AR_SREV_9160_10_OR_LATER(ah)) { - if (ath9k_hw_iscal_supported(ah, chan, ADC_GAIN_CAL)) { + if (ath9k_hw_iscal_supported(ah, ADC_GAIN_CAL)) { INIT_CAL(&ahp->ah_adcGainCalData); INSERT_CAL(ahp, &ahp->ah_adcGainCalData); DPRINTF(ah->ah_sc, ATH_DBG_CALIBRATE, "enabling ADC Gain Calibration.\n"); } - if (ath9k_hw_iscal_supported(ah, chan, ADC_DC_CAL)) { + if (ath9k_hw_iscal_supported(ah, ADC_DC_CAL)) { INIT_CAL(&ahp->ah_adcDcCalData); INSERT_CAL(ahp, &ahp->ah_adcDcCalData); DPRINTF(ah->ah_sc, ATH_DBG_CALIBRATE, "enabling ADC DC Calibration.\n"); } - if (ath9k_hw_iscal_supported(ah, chan, IQ_MISMATCH_CAL)) { + if (ath9k_hw_iscal_supported(ah, IQ_MISMATCH_CAL)) { INIT_CAL(&ahp->ah_iqCalData); INSERT_CAL(ahp, &ahp->ah_iqCalData); DPRINTF(ah->ah_sc, ATH_DBG_CALIBRATE, |