Exemple #1
0
void
ar9280olcInit(struct ath_hal *ah)
{
	uint32_t i;

	/* Only do OLC if it's enabled for this chipset */
	if (! ath_hal_eepromGetFlag(ah, AR_EEP_OL_PWRCTRL))
		return;

	HALDEBUG(ah, HAL_DEBUG_RESET, "%s: Setting up TX gain tables.\n", __func__);

	for (i = 0; i < AR9280_TX_GAIN_TABLE_SIZE; i++)
		AH9280(ah)->originalGain[i] = MS(OS_REG_READ(ah,
		    AR_PHY_TX_GAIN_TBL1 + i * 4), AR_PHY_TX_GAIN);

	AH9280(ah)->PDADCdelta = 0;
}
Exemple #2
0
/*
 * Run temperature compensation calibration.
 *
 * The TX gain table is adjusted depending upon the difference
 * between the initial PDADC value and the currently read
 * average TX power sample value. This value is only valid if
 * frames have been transmitted, so currPDADC will be 0 if
 * no frames have yet been transmitted.
 */
void
ar9280olcTemperatureCompensation(struct ath_hal *ah)
{
	uint32_t rddata, i;
	int delta, currPDADC, regval;
	uint8_t hpwr_5g = 0;

	if (! ath_hal_eepromGetFlag(ah, AR_EEP_OL_PWRCTRL))
		return;

	rddata = OS_REG_READ(ah, AR_PHY_TX_PWRCTRL4);
	currPDADC = MS(rddata, AR_PHY_TX_PWRCTRL_PD_AVG_OUT);

	HALDEBUG(ah, HAL_DEBUG_PERCAL,
	    "%s: called: initPDADC=%d, currPDADC=%d\n",
	    __func__, AH5416(ah)->initPDADC, currPDADC);

	if (AH5416(ah)->initPDADC == 0 || currPDADC == 0)
		return;

	(void) (ath_hal_eepromGet(ah, AR_EEP_DAC_HPWR_5G, &hpwr_5g));

	if (hpwr_5g)
		delta = (currPDADC - AH5416(ah)->initPDADC + 4) / 8;
	else
		delta = (currPDADC - AH5416(ah)->initPDADC + 5) / 10;

	HALDEBUG(ah, HAL_DEBUG_PERCAL, "%s: delta=%d, PDADCdelta=%d\n",
	    __func__, delta, AH9280(ah)->PDADCdelta);

	if (delta != AH9280(ah)->PDADCdelta) {
		AH9280(ah)->PDADCdelta = delta;
		for (i = 1; i < AR9280_TX_GAIN_TABLE_SIZE; i++) {
			regval = AH9280(ah)->originalGain[i] - delta;
			if (regval < 0)
				regval = 0;

			OS_REG_RMW_FIELD(ah,
				      AR_PHY_TX_GAIN_TBL1 + i * 4,
				      AR_PHY_TX_GAIN, regval);
		}
	}
}
Exemple #3
0
static void
ar9287AniSetup(struct ath_hal *ah)
{
	/*
	 * These are the parameters from the AR5416 ANI code;
	 * they likely need quite a bit of adjustment for the
	 * AR9280.
	 */
        static const struct ar5212AniParams aniparams = {
                .maxNoiseImmunityLevel  = 4,    /* levels 0..4 */
                .totalSizeDesired       = { -55, -55, -55, -55, -62 },
                .coarseHigh             = { -14, -14, -14, -14, -12 },
                .coarseLow              = { -64, -64, -64, -64, -70 },
                .firpwr                 = { -78, -78, -78, -78, -80 },
                .maxSpurImmunityLevel   = 2,
                .cycPwrThr1             = { 2, 4, 6 },
                .maxFirstepLevel        = 2,    /* levels 0..2 */
                .firstep                = { 0, 4, 8 },
                .ofdmTrigHigh           = 500,
                .ofdmTrigLow            = 200,
                .cckTrigHigh            = 200,
                .cckTrigLow             = 100,
                .rssiThrHigh            = 40,
                .rssiThrLow             = 7,
                .period                 = 100,
        };
	/* NB: disable ANI noise immmunity for reliable RIFS rx */
	AH5416(ah)->ah_ani_function &= ~ HAL_ANI_NOISE_IMMUNITY_LEVEL;

        /* NB: ANI is not enabled yet */
        ar5416AniAttach(ah, &aniparams, &aniparams, AH_TRUE);
}

/*
 * Attach for an AR9287 part.
 */
static struct ath_hal *
ar9287Attach(uint16_t devid, HAL_SOFTC sc,
	HAL_BUS_TAG st, HAL_BUS_HANDLE sh, uint16_t *eepromdata,
	HAL_STATUS *status)
{
	struct ath_hal_9287 *ahp9287;
	struct ath_hal_5212 *ahp;
	struct ath_hal *ah;
	uint32_t val;
	HAL_STATUS ecode;
	HAL_BOOL rfStatus;
	int8_t pwr_table_offset;

	HALDEBUG(AH_NULL, HAL_DEBUG_ATTACH, "%s: sc %p st %p sh %p\n",
	    __func__, sc, (void*) st, (void*) sh);

	/* NB: memory is returned zero'd */
	ahp9287 = ath_hal_malloc(sizeof (struct ath_hal_9287));
	if (ahp9287 == AH_NULL) {
		HALDEBUG(AH_NULL, HAL_DEBUG_ANY,
		    "%s: cannot allocate memory for state block\n", __func__);
		*status = HAL_ENOMEM;
		return AH_NULL;
	}
	ahp = AH5212(ahp9287);
	ah = &ahp->ah_priv.h;

	ar5416InitState(AH5416(ah), devid, sc, st, sh, status);

	/* XXX override with 9280 specific state */
	/* override 5416 methods for our needs */
	AH5416(ah)->ah_initPLL = ar9280InitPLL;

	ah->ah_setAntennaSwitch		= ar9287SetAntennaSwitch;
	ah->ah_configPCIE		= ar9287ConfigPCIE;

	AH5416(ah)->ah_cal.iqCalData.calData = &ar9287_iq_cal;
	AH5416(ah)->ah_cal.adcGainCalData.calData = &ar9287_adc_gain_cal;
	AH5416(ah)->ah_cal.adcDcCalData.calData = &ar9287_adc_dc_cal;
	AH5416(ah)->ah_cal.adcDcCalInitData.calData = &ar9287_adc_init_dc_cal;
	/* Better performance without ADC Gain Calibration */
	AH5416(ah)->ah_cal.suppCals = ADC_DC_CAL | IQ_MISMATCH_CAL;

	AH5416(ah)->ah_spurMitigate	= ar9280SpurMitigate;
	AH5416(ah)->ah_writeIni		= ar9287WriteIni;

	ah->ah_setTxPower		= ar9287SetTransmitPower;
	ah->ah_setBoardValues		= ar9287SetBoardValues;

	AH5416(ah)->ah_olcInit		= ar9287olcInit;
	AH5416(ah)->ah_olcTempCompensation = ar9287olcTemperatureCompensation;
	//AH5416(ah)->ah_setPowerCalTable	= ar9287SetPowerCalTable;
	AH5416(ah)->ah_cal_initcal	= ar9287InitCalHardware;
	AH5416(ah)->ah_cal_pacal	= ar9287PACal;

	/* XXX NF calibration */
	/* XXX Ini override? (IFS vars - since the kiwi mac clock is faster?) */
	/* XXX what else is kiwi-specific in the radio/calibration pathway? */

	AH5416(ah)->ah_rx_chainmask	= AR9287_DEFAULT_RXCHAINMASK;
	AH5416(ah)->ah_tx_chainmask	= AR9287_DEFAULT_TXCHAINMASK;

	if (!ar5416SetResetReg(ah, HAL_RESET_POWER_ON)) {
		/* reset chip */
		HALDEBUG(ah, HAL_DEBUG_ANY, "%s: couldn't reset chip\n",
		    __func__);
		ecode = HAL_EIO;
		goto bad;
	}

	if (!ar5416SetPowerMode(ah, HAL_PM_AWAKE, AH_TRUE)) {
		HALDEBUG(ah, HAL_DEBUG_ANY, "%s: couldn't wakeup chip\n",
		    __func__);
		ecode = HAL_EIO;
		goto bad;
	}
	/* Read Revisions from Chips before taking out of reset */
	val = OS_REG_READ(ah, AR_SREV);
	HALDEBUG(ah, HAL_DEBUG_ATTACH,
	    "%s: ID 0x%x VERSION 0x%x TYPE 0x%x REVISION 0x%x\n",
	    __func__, MS(val, AR_XSREV_ID), MS(val, AR_XSREV_VERSION),
	    MS(val, AR_XSREV_TYPE), MS(val, AR_XSREV_REVISION));
	/* NB: include chip type to differentiate from pre-Sowl versions */
	AH_PRIVATE(ah)->ah_macVersion =
	    (val & AR_XSREV_VERSION) >> AR_XSREV_TYPE_S;
	AH_PRIVATE(ah)->ah_macRev = MS(val, AR_XSREV_REVISION);
	AH_PRIVATE(ah)->ah_ispcie = (val & AR_XSREV_TYPE_HOST_MODE) == 0;

	/* Don't support Kiwi < 1.2; those are pre-release chips */
	if (! AR_SREV_KIWI_12_OR_LATER(ah)) {
		ath_hal_printf(ah, "[ath]: Kiwi < 1.2 is not supported\n");
		ecode = HAL_EIO;
		goto bad;
	}

	/* setup common ini data; rf backends handle remainder */
	HAL_INI_INIT(&ahp->ah_ini_modes, ar9287Modes_9287_1_1, 6);
	HAL_INI_INIT(&ahp->ah_ini_common, ar9287Common_9287_1_1, 2);

	/* If pcie_clock_req */
	HAL_INI_INIT(&AH5416(ah)->ah_ini_pcieserdes,
	    ar9287PciePhy_clkreq_always_on_L1_9287_1_1, 2);

	/* XXX WoW ini values */

	/* Else */
#if 0
	HAL_INI_INIT(&AH5416(ah)->ah_ini_pcieserdes,
	    ar9287PciePhy_clkreq_off_L1_9287_1_1, 2);
#endif

	/* Initialise Japan arrays */
	HAL_INI_INIT(&ahp9287->ah_ini_cckFirNormal,
	    ar9287Common_normal_cck_fir_coeff_9287_1_1, 2);
	HAL_INI_INIT(&ahp9287->ah_ini_cckFirJapan2484,
	    ar9287Common_japan_2484_cck_fir_coeff_9287_1_1, 2);

	ar5416AttachPCIE(ah);

	ecode = ath_hal_9287EepromAttach(ah);
	if (ecode != HAL_OK)
		goto bad;

	if (!ar5416ChipReset(ah, AH_NULL)) {	/* reset chip */
		HALDEBUG(ah, HAL_DEBUG_ANY, "%s: chip reset failed\n", __func__);
		ecode = HAL_EIO;
		goto bad;
	}

	AH_PRIVATE(ah)->ah_phyRev = OS_REG_READ(ah, AR_PHY_CHIP_ID);

	if (!ar5212ChipTest(ah)) {
		HALDEBUG(ah, HAL_DEBUG_ANY, "%s: hardware self-test failed\n",
		    __func__);
		ecode = HAL_ESELFTEST;
		goto bad;
	}

	/*
	 * Set correct Baseband to analog shift
	 * setting to access analog chips.
	 */
	OS_REG_WRITE(ah, AR_PHY(0), 0x00000007);

	/* Read Radio Chip Rev Extract */
	AH_PRIVATE(ah)->ah_analog5GhzRev = ar5416GetRadioRev(ah);
	switch (AH_PRIVATE(ah)->ah_analog5GhzRev & AR_RADIO_SREV_MAJOR) {
        case AR_RAD2133_SREV_MAJOR:	/* Sowl: 2G/3x3 */
	case AR_RAD5133_SREV_MAJOR:	/* Sowl: 2+5G/3x3 */
		break;
	default:
		if (AH_PRIVATE(ah)->ah_analog5GhzRev == 0) {
			AH_PRIVATE(ah)->ah_analog5GhzRev =
				AR_RAD5133_SREV_MAJOR;
			break;
		}
#ifdef AH_DEBUG
		HALDEBUG(ah, HAL_DEBUG_ANY,
		    "%s: 5G Radio Chip Rev 0x%02X is not supported by "
		    "this driver\n", __func__,
		    AH_PRIVATE(ah)->ah_analog5GhzRev);
		ecode = HAL_ENOTSUPP;
		goto bad;
#endif
	}
	rfStatus = ar9287RfAttach(ah, &ecode);
	if (!rfStatus) {
		HALDEBUG(ah, HAL_DEBUG_ANY, "%s: RF setup failed, status %u\n",
		    __func__, ecode);
		goto bad;
	}

	/*
	 * We only implement open-loop TX power control
	 * for the AR9287 in this codebase.
	 */
	if (! ath_hal_eepromGetFlag(ah, AR_EEP_OL_PWRCTRL)) {
		ath_hal_printf(ah, "[ath] AR9287 w/ closed-loop TX power control"
		    " isn't supported.\n");
		ecode = HAL_ENOTSUPP;
		goto bad;
	}

        /*
         * Check whether the power table offset isn't the default.
         * This can occur with eeprom minor V21 or greater on Merlin.
         */
	(void) ath_hal_eepromGet(ah, AR_EEP_PWR_TABLE_OFFSET, &pwr_table_offset);
	if (pwr_table_offset != AR5416_PWR_TABLE_OFFSET_DB)
		ath_hal_printf(ah, "[ath]: default pwr offset: %d dBm != EEPROM pwr offset: %d dBm; curves will be adjusted.\n",
		    AR5416_PWR_TABLE_OFFSET_DB, (int) pwr_table_offset);

	/* setup rxgain table */
	HAL_INI_INIT(&ahp9287->ah_ini_rxgain, ar9287Modes_rx_gain_9287_1_1, 6);

	/* setup txgain table */
	HAL_INI_INIT(&ahp9287->ah_ini_txgain, ar9287Modes_tx_gain_9287_1_1, 6);

	/*
	 * Got everything we need now to setup the capabilities.
	 */
	if (!ar9287FillCapabilityInfo(ah)) {
		ecode = HAL_EEREAD;
		goto bad;
	}

	ecode = ath_hal_eepromGet(ah, AR_EEP_MACADDR, ahp->ah_macaddr);
	if (ecode != HAL_OK) {
		HALDEBUG(ah, HAL_DEBUG_ANY,
		    "%s: error getting mac address from EEPROM\n", __func__);
		goto bad;
        }
	/* XXX How about the serial number ? */
	/* Read Reg Domain */
	AH_PRIVATE(ah)->ah_currentRD =
	    ath_hal_eepromGet(ah, AR_EEP_REGDMN_0, AH_NULL);
	AH_PRIVATE(ah)->ah_currentRDext = AR9287_RDEXT_DEFAULT;

	/*
	 * ah_miscMode is populated by ar5416FillCapabilityInfo()
	 * starting from griffin. Set here to make sure that
	 * AR_MISC_MODE_MIC_NEW_LOC_ENABLE is set before a GTK is
	 * placed into hardware.
	 */
	if (ahp->ah_miscMode != 0)
		OS_REG_WRITE(ah, AR_MISC_MODE, OS_REG_READ(ah, AR_MISC_MODE) | ahp->ah_miscMode);

	ar9287AniSetup(ah);			/* Anti Noise Immunity */

	/* Setup noise floor min/max/nominal values */
	AH5416(ah)->nf_2g.max = AR_PHY_CCA_MAX_GOOD_VAL_9287_2GHZ;
	AH5416(ah)->nf_2g.min = AR_PHY_CCA_MIN_GOOD_VAL_9287_2GHZ;
	AH5416(ah)->nf_2g.nominal = AR_PHY_CCA_NOM_VAL_9287_2GHZ;
	AH5416(ah)->nf_5g.max = AR_PHY_CCA_MAX_GOOD_VAL_9287_5GHZ;
	AH5416(ah)->nf_5g.min = AR_PHY_CCA_MIN_GOOD_VAL_9287_5GHZ;
	AH5416(ah)->nf_5g.nominal = AR_PHY_CCA_NOM_VAL_9287_5GHZ;

	ar5416InitNfHistBuff(AH5416(ah)->ah_cal.nfCalHist);

	HALDEBUG(ah, HAL_DEBUG_ATTACH, "%s: return\n", __func__);

	return ah;
bad:
	if (ah != AH_NULL)
		ah->ah_detach(ah);
	if (status)
		*status = ecode;
	return AH_NULL;
}

static void
ar9287ConfigPCIE(struct ath_hal *ah, HAL_BOOL restore)
{
	if (AH_PRIVATE(ah)->ah_ispcie && !restore) {
		ath_hal_ini_write(ah, &AH5416(ah)->ah_ini_pcieserdes, 1, 0);
		OS_DELAY(1000);
		OS_REG_SET_BIT(ah, AR_PCIE_PM_CTRL, AR_PCIE_PM_CTRL_ENA);
		OS_REG_WRITE(ah, AR_WA, AR9285_WA_DEFAULT);	/* Yes, Kiwi uses the Kite PCIe PHY WA */
	}
}

static void
ar9287WriteIni(struct ath_hal *ah, const struct ieee80211_channel *chan)
{
	u_int modesIndex, freqIndex;
	int regWrites = 0;

	/* Setup the indices for the next set of register array writes */
	/* XXX Ignore 11n dynamic mode on the AR5416 for the moment */
	if (IEEE80211_IS_CHAN_2GHZ(chan)) {
		freqIndex = 2;
		if (IEEE80211_IS_CHAN_HT40(chan))
			modesIndex = 3;
		else if (IEEE80211_IS_CHAN_108G(chan))
			modesIndex = 5;
		else
			modesIndex = 4;
	} else {
		freqIndex = 1;
		if (IEEE80211_IS_CHAN_HT40(chan) ||
		    IEEE80211_IS_CHAN_TURBO(chan))
			modesIndex = 2;
		else
			modesIndex = 1;
	}

	/* Set correct Baseband to analog shift setting to access analog chips. */
	OS_REG_WRITE(ah, AR_PHY(0), 0x00000007);
	OS_REG_WRITE(ah, AR_PHY_ADC_SERIAL_CTL, AR_PHY_SEL_INTERNAL_ADDAC);

	regWrites = ath_hal_ini_write(ah, &AH5212(ah)->ah_ini_modes, modesIndex, regWrites);
	regWrites = ath_hal_ini_write(ah, &AH9287(ah)->ah_ini_rxgain, modesIndex, regWrites);
	regWrites = ath_hal_ini_write(ah, &AH9287(ah)->ah_ini_txgain, modesIndex, regWrites);
	regWrites = ath_hal_ini_write(ah, &AH5212(ah)->ah_ini_common, 1, regWrites);
}
/*
 * Internal interface to schedule periodic calibration work.
 */
HAL_BOOL
ar5416PerCalibrationN(struct ath_hal *ah, struct ieee80211_channel *chan,
	u_int rxchainmask, HAL_BOOL longcal, HAL_BOOL *isCalDone)
{
	struct ar5416PerCal *cal = &AH5416(ah)->ah_cal;
	HAL_CAL_LIST *currCal = cal->cal_curr;
	HAL_CHANNEL_INTERNAL *ichan;
	int r;

	OS_MARK(ah, AH_MARK_PERCAL, chan->ic_freq);

	*isCalDone = AH_TRUE;

	/*
	 * Since ath_hal calls the PerCal method with rxchainmask=0x1;
	 * override it with the current chainmask. The upper levels currently
	 * doesn't know about the chainmask.
	 */
	rxchainmask = AH5416(ah)->ah_rx_chainmask;

	/* Invalid channel check */
	ichan = ath_hal_checkchannel(ah, chan);
	if (ichan == AH_NULL) {
		HALDEBUG(ah, HAL_DEBUG_ANY,
		    "%s: invalid channel %u/0x%x; no mapping\n",
		    __func__, chan->ic_freq, chan->ic_flags);
		return AH_FALSE;
	}

	/*
	 * For given calibration:
	 * 1. Call generic cal routine
	 * 2. When this cal is done (isCalDone) if we have more cals waiting
	 *    (eg after reset), mask this to upper layers by not propagating
	 *    isCalDone if it is set to TRUE.
	 *    Instead, change isCalDone to FALSE and setup the waiting cal(s)
	 *    to be run.
	 */
	if (currCal != AH_NULL &&
	    (currCal->calState == CAL_RUNNING ||
	     currCal->calState == CAL_WAITING)) {
		ar5416DoCalibration(ah, ichan, rxchainmask, currCal, isCalDone);
		if (*isCalDone == AH_TRUE) {
			cal->cal_curr = currCal = currCal->calNext;
			if (currCal->calState == CAL_WAITING) {
				*isCalDone = AH_FALSE;
				ar5416ResetMeasurement(ah, currCal);
			}
		}
	}

	/* Do NF cal only at longer intervals */
	if (longcal) {
		/* Do PA calibration if the chipset supports */
		if (AH5416(ah)->ah_cal_pacal)
			AH5416(ah)->ah_cal_pacal(ah, AH_FALSE);

		/* Do open-loop temperature compensation if the chipset needs it */
		if (ath_hal_eepromGetFlag(ah, AR_EEP_OL_PWRCTRL))
			AH5416(ah)->ah_olcTempCompensation(ah);

		/*
		 * Get the value from the previous NF cal
		 * and update the history buffer.
		 */
		r = ar5416GetNf(ah, chan);
		if (r == 0 || r == -1) {
			/* NF calibration result isn't valid */
			HALDEBUG(ah, HAL_DEBUG_UNMASKABLE, "%s: NF calibration"
			    " didn't finish; delaying CCA\n", __func__);
		} else {
			int ret;
			/* 
			 * NF calibration result is valid.
			 *
			 * Load the NF from history buffer of the current channel.
			 * NF is slow time-variant, so it is OK to use a
			 * historical value.
			 */
			ret = ar5416LoadNF(ah, AH_PRIVATE(ah)->ah_curchan);

			/* start NF calibration, without updating BB NF register*/
			ar5416StartNFCal(ah);

			/*
			 * If we failed calibration then tell the driver
			 * we failed and it should do a full chip reset
			 */
			if (! ret)
				return AH_FALSE;
		}
	}
	return AH_TRUE;
}
Exemple #5
0
/**************************************************************
 * ar9280SetPowerCalTable
 *
 * Pull the PDADC piers from cal data and interpolate them across the given
 * points as well as from the nearest pier(s) to get a power detector
 * linear voltage to power level table.
 *
 * Handle OLC for Merlin where required.
 */
HAL_BOOL
ar9280SetPowerCalTable(struct ath_hal *ah, struct ar5416eeprom *pEepData,
	const struct ieee80211_channel *chan, int16_t *pTxPowerIndexOffset)
{
	CAL_DATA_PER_FREQ *pRawDataset;
	uint8_t  *pCalBChans = AH_NULL;
	uint16_t pdGainOverlap_t2;
	static uint8_t  pdadcValues[AR5416_NUM_PDADC_VALUES];
	uint16_t gainBoundaries[AR5416_PD_GAINS_IN_MASK];
	uint16_t numPiers, i;
	int16_t  tMinCalPower;
	uint16_t numXpdGain, xpdMask;
	uint16_t xpdGainValues[AR5416_NUM_PD_GAINS];
	uint32_t regChainOffset;
	int8_t pwr_table_offset;

	OS_MEMZERO(xpdGainValues, sizeof(xpdGainValues));
	    
	xpdMask = pEepData->modalHeader[IEEE80211_IS_CHAN_2GHZ(chan)].xpdGain;

	(void) ath_hal_eepromGet(ah, AR_EEP_PWR_TABLE_OFFSET, &pwr_table_offset);


	if (IS_EEP_MINOR_V2(ah)) {
		pdGainOverlap_t2 = pEepData->modalHeader[IEEE80211_IS_CHAN_2GHZ(chan)].pdGainOverlap;
	} else { 
		pdGainOverlap_t2 = (uint16_t)(MS(OS_REG_READ(ah, AR_PHY_TPCRG5), AR_PHY_TPCRG5_PD_GAIN_OVERLAP));
	}

	if (IEEE80211_IS_CHAN_2GHZ(chan)) {
		pCalBChans = pEepData->calFreqPier2G;
		numPiers = AR5416_NUM_2G_CAL_PIERS;
	} else {
		pCalBChans = pEepData->calFreqPier5G;
		numPiers = AR5416_NUM_5G_CAL_PIERS;
	}

	/* If OLC is being done, set the init PDADC value appropriately */
	if (IEEE80211_IS_CHAN_2GHZ(chan) && AR_SREV_MERLIN_20_OR_LATER(ah) &&
	    ath_hal_eepromGetFlag(ah, AR_EEP_OL_PWRCTRL)) {
		struct calDataPerFreq *pRawDataset = pEepData->calPierData2G[0];
		AH5416(ah)->initPDADC = ((struct calDataPerFreqOpLoop *) pRawDataset)->vpdPdg[0][0];
	} else {
		/*
		 * XXX ath9k doesn't clear this for 5ghz mode if
		 * it were set in 2ghz mode before!
		 * The Merlin OLC temperature compensation code
		 * uses this to calculate the PDADC delta during
		 * calibration ; 0 here effectively stops the
		 * temperature compensation calibration from
		 * occurring.
		 */
		AH5416(ah)->initPDADC = 0;
	}

	/* Calculate the value of xpdgains from the xpdGain Mask */
	numXpdGain = ar5416GetXpdGainValues(ah, xpdMask, xpdGainValues);
	    
	/* Write the detector gain biases and their number */
	ar5416WriteDetectorGainBiases(ah, numXpdGain, xpdGainValues);

	for (i = 0; i < AR5416_MAX_CHAINS; i++) {
		regChainOffset = ar5416GetRegChainOffset(ah, i);
		if (pEepData->baseEepHeader.txMask & (1 << i)) {
			uint16_t diff;

			if (IEEE80211_IS_CHAN_2GHZ(chan)) {
				pRawDataset = pEepData->calPierData2G[i];
			} else {
				pRawDataset = pEepData->calPierData5G[i];
			}

			/* Fetch the gain boundaries and the PDADC values */
			if (AR_SREV_MERLIN_20_OR_LATER(ah) &&
			    ath_hal_eepromGetFlag(ah, AR_EEP_OL_PWRCTRL)) {
				uint8_t pcdacIdx;
				uint8_t txPower;

				ar9280olcGetTxGainIndex(ah, chan,
				    (struct calDataPerFreqOpLoop *) pRawDataset,
				    pCalBChans, numPiers, &txPower, &pcdacIdx);
				ar9280olcGetPDADCs(ah, pcdacIdx, txPower / 2, pdadcValues);
			} else {
				ar5416GetGainBoundariesAndPdadcs(ah,  chan,
				    pRawDataset, pCalBChans, numPiers,
				    pdGainOverlap_t2, &tMinCalPower,
				    gainBoundaries, pdadcValues, numXpdGain);
			}

			/*
			 * Prior to writing the boundaries or the pdadc vs. power table
			 * into the chip registers the default starting point on the pdadc
			 * vs. power table needs to be checked and the curve boundaries
			 * adjusted accordingly
			 */
			diff = ar9280ChangeGainBoundarySettings(ah,
			    gainBoundaries, numXpdGain, pdGainOverlap_t2,
			    pwr_table_offset, &diff);

			if ((i == 0) || AR_SREV_5416_V20_OR_LATER(ah)) {
				/* Set gain boundaries for either open- or closed-loop TPC */
				if (AR_SREV_MERLIN_20_OR_LATER(ah) &&
				    ath_hal_eepromGetFlag(ah, AR_EEP_OL_PWRCTRL))
					ar9280SetGainBoundariesOpenLoop(ah,
					    i, pdGainOverlap_t2,
					    gainBoundaries);
				else
					ar5416SetGainBoundariesClosedLoop(ah,
					    i, pdGainOverlap_t2,
					    gainBoundaries);
			}

			/*
			 * If this is a board that has a pwrTableOffset that differs from
			 * the default AR5416_PWR_TABLE_OFFSET_DB then the start of the
			 * pdadc vs pwr table needs to be adjusted prior to writing to the
			 * chip.
			 */
			ar9280AdjustPDADCValues(ah, pwr_table_offset, diff, pdadcValues);

			/* Write the power values into the baseband power table */
			ar5416WritePdadcValues(ah, i, pdadcValues);
		}
	}
	*pTxPowerIndexOffset = 0;

	return AH_TRUE;
}