int setFREQ2FBIN(int freq, int iBand)
{
	int bin;
	if (freq==0)
		return 0;
	if (iBand==band_BG)
		bin = FREQ2FBIN(freq,1);
	else
		bin = FREQ2FBIN(freq,0);
	return bin;
}
Exemple #2
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void
ar9287olcGetTxGainIndex(struct ath_hal *ah,
    const struct ieee80211_channel *chan,
    struct cal_data_op_loop_ar9287 *pRawDatasetOpLoop,
    uint8_t *pCalChans,  uint16_t availPiers, int8_t *pPwr)
{
        uint16_t idxL = 0, idxR = 0, numPiers;
        HAL_BOOL match;
        CHAN_CENTERS centers;

        ar5416GetChannelCenters(ah, chan, &centers);

        for (numPiers = 0; numPiers < availPiers; numPiers++) {
                if (pCalChans[numPiers] == AR5416_BCHAN_UNUSED)
                        break;
        }

        match = ath_ee_getLowerUpperIndex(
                (uint8_t)FREQ2FBIN(centers.synth_center, IEEE80211_IS_CHAN_2GHZ(chan)),
                pCalChans, numPiers, &idxL, &idxR);

        if (match) {
                *pPwr = (int8_t) pRawDatasetOpLoop[idxL].pwrPdg[0][0];
        } else {
                *pPwr = ((int8_t) pRawDatasetOpLoop[idxL].pwrPdg[0][0] +
                         (int8_t) pRawDatasetOpLoop[idxR].pwrPdg[0][0])/2;
        }
}
Exemple #3
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void
ar9280olcGetTxGainIndex(struct ath_hal *ah,
    const struct ieee80211_channel *chan,
    struct calDataPerFreqOpLoop *rawDatasetOpLoop,
    uint8_t *calChans, uint16_t availPiers, uint8_t *pwr, uint8_t *pcdacIdx)
{
	uint8_t pcdac, i = 0;
	uint16_t idxL = 0, idxR = 0, numPiers;
	HAL_BOOL match;
	CHAN_CENTERS centers;

	ar5416GetChannelCenters(ah, chan, &centers);

	for (numPiers = 0; numPiers < availPiers; numPiers++)
		if (calChans[numPiers] == AR5416_BCHAN_UNUSED)
			break;

	match = ath_ee_getLowerUpperIndex((uint8_t)FREQ2FBIN(centers.synth_center,
		    IEEE80211_IS_CHAN_2GHZ(chan)), calChans, numPiers,
		    &idxL, &idxR);
	if (match) {
		pcdac = rawDatasetOpLoop[idxL].pcdac[0][0];
		*pwr = rawDatasetOpLoop[idxL].pwrPdg[0][0];
	} else {
		pcdac = rawDatasetOpLoop[idxR].pcdac[0][0];
		*pwr = (rawDatasetOpLoop[idxL].pwrPdg[0][0] +
				rawDatasetOpLoop[idxR].pwrPdg[0][0])/2;
	}
	while (pcdac > AH9280(ah)->originalGain[i] &&
			i < (AR9280_TX_GAIN_TABLE_SIZE - 1))
		i++;

	*pcdacIdx = i;
}
void ath9k_hw_get_gain_boundaries_pdadcs(struct ath_hw *ah,
				struct ath9k_channel *chan,
				void *pRawDataSet,
				u8 *bChans, u16 availPiers,
				u16 tPdGainOverlap,
				u16 *pPdGainBoundaries, u8 *pPDADCValues,
				u16 numXpdGains)
{
	int i, j, k;
	int16_t ss;
	u16 idxL = 0, idxR = 0, numPiers;
	static u8 vpdTableL[AR5416_NUM_PD_GAINS]
		[AR5416_MAX_PWR_RANGE_IN_HALF_DB];
	static u8 vpdTableR[AR5416_NUM_PD_GAINS]
		[AR5416_MAX_PWR_RANGE_IN_HALF_DB];
	static u8 vpdTableI[AR5416_NUM_PD_GAINS]
		[AR5416_MAX_PWR_RANGE_IN_HALF_DB];

	u8 *pVpdL, *pVpdR, *pPwrL, *pPwrR;
	u8 minPwrT4[AR5416_NUM_PD_GAINS];
	u8 maxPwrT4[AR5416_NUM_PD_GAINS];
	int16_t vpdStep;
	int16_t tmpVal;
	u16 sizeCurrVpdTable, maxIndex, tgtIndex;
	bool match;
	int16_t minDelta = 0;
	struct chan_centers centers;
	int pdgain_boundary_default;
	struct cal_data_per_freq *data_def = pRawDataSet;
	struct cal_data_per_freq_4k *data_4k = pRawDataSet;
	struct cal_data_per_freq_ar9287 *data_9287 = pRawDataSet;
	bool eeprom_4k = AR_SREV_9285(ah) || AR_SREV_9271(ah);
	int intercepts;

	if (AR_SREV_9287(ah))
		intercepts = AR9287_PD_GAIN_ICEPTS;
	else
		intercepts = AR5416_PD_GAIN_ICEPTS;

	memset(&minPwrT4, 0, AR5416_NUM_PD_GAINS);
	ath9k_hw_get_channel_centers(ah, chan, &centers);

	for (numPiers = 0; numPiers < availPiers; numPiers++) {
		if (bChans[numPiers] == AR5416_BCHAN_UNUSED)
			break;
	}

	match = ath9k_hw_get_lower_upper_index((u8)FREQ2FBIN(centers.synth_center,
							     IS_CHAN_2GHZ(chan)),
					       bChans, numPiers, &idxL, &idxR);

	if (match) {
		if (AR_SREV_9287(ah)) {
			/* FIXME: array overrun? */
			for (i = 0; i < numXpdGains; i++) {
				minPwrT4[i] = data_9287[idxL].pwrPdg[i][0];
				maxPwrT4[i] = data_9287[idxL].pwrPdg[i][4];
				ath9k_hw_fill_vpd_table(minPwrT4[i], maxPwrT4[i],
						data_9287[idxL].pwrPdg[i],
						data_9287[idxL].vpdPdg[i],
						intercepts,
						vpdTableI[i]);
			}
		} else if (eeprom_4k) {
			for (i = 0; i < numXpdGains; i++) {
				minPwrT4[i] = data_4k[idxL].pwrPdg[i][0];
				maxPwrT4[i] = data_4k[idxL].pwrPdg[i][4];
				ath9k_hw_fill_vpd_table(minPwrT4[i], maxPwrT4[i],
						data_4k[idxL].pwrPdg[i],
						data_4k[idxL].vpdPdg[i],
						intercepts,
						vpdTableI[i]);
			}
		} else {
			for (i = 0; i < numXpdGains; i++) {
				minPwrT4[i] = data_def[idxL].pwrPdg[i][0];
				maxPwrT4[i] = data_def[idxL].pwrPdg[i][4];
				ath9k_hw_fill_vpd_table(minPwrT4[i], maxPwrT4[i],
						data_def[idxL].pwrPdg[i],
						data_def[idxL].vpdPdg[i],
						intercepts,
						vpdTableI[i]);
			}
		}
	} else {
		for (i = 0; i < numXpdGains; i++) {
			if (AR_SREV_9287(ah)) {
				pVpdL = data_9287[idxL].vpdPdg[i];
				pPwrL = data_9287[idxL].pwrPdg[i];
				pVpdR = data_9287[idxR].vpdPdg[i];
				pPwrR = data_9287[idxR].pwrPdg[i];
			} else if (eeprom_4k) {
				pVpdL = data_4k[idxL].vpdPdg[i];
				pPwrL = data_4k[idxL].pwrPdg[i];
				pVpdR = data_4k[idxR].vpdPdg[i];
				pPwrR = data_4k[idxR].pwrPdg[i];
			} else {
				pVpdL = data_def[idxL].vpdPdg[i];
				pPwrL = data_def[idxL].pwrPdg[i];
				pVpdR = data_def[idxR].vpdPdg[i];
				pPwrR = data_def[idxR].pwrPdg[i];
			}

			minPwrT4[i] = max(pPwrL[0], pPwrR[0]);

			maxPwrT4[i] =
				min(pPwrL[intercepts - 1],
				    pPwrR[intercepts - 1]);


			ath9k_hw_fill_vpd_table(minPwrT4[i], maxPwrT4[i],
						pPwrL, pVpdL,
						intercepts,
						vpdTableL[i]);
			ath9k_hw_fill_vpd_table(minPwrT4[i], maxPwrT4[i],
						pPwrR, pVpdR,
						intercepts,
						vpdTableR[i]);

			for (j = 0; j <= (maxPwrT4[i] - minPwrT4[i]) / 2; j++) {
				vpdTableI[i][j] =
					(u8)(ath9k_hw_interpolate((u16)
					     FREQ2FBIN(centers.
						       synth_center,
						       IS_CHAN_2GHZ
						       (chan)),
					     bChans[idxL], bChans[idxR],
					     vpdTableL[i][j], vpdTableR[i][j]));
			}
		}
	}

	k = 0;

	for (i = 0; i < numXpdGains; i++) {
		if (i == (numXpdGains - 1))
			pPdGainBoundaries[i] =
				(u16)(maxPwrT4[i] / 2);
		else
			pPdGainBoundaries[i] =
				(u16)((maxPwrT4[i] + minPwrT4[i + 1]) / 4);

		pPdGainBoundaries[i] =
			min((u16)MAX_RATE_POWER, pPdGainBoundaries[i]);

		minDelta = 0;

		if (i == 0) {
			if (AR_SREV_9280_20_OR_LATER(ah))
				ss = (int16_t)(0 - (minPwrT4[i] / 2));
			else
				ss = 0;
		} else {
			ss = (int16_t)((pPdGainBoundaries[i - 1] -
					(minPwrT4[i] / 2)) -
				       tPdGainOverlap + 1 + minDelta);
		}
		vpdStep = (int16_t)(vpdTableI[i][1] - vpdTableI[i][0]);
		vpdStep = (int16_t)((vpdStep < 1) ? 1 : vpdStep);

		while ((ss < 0) && (k < (AR5416_NUM_PDADC_VALUES - 1))) {
			tmpVal = (int16_t)(vpdTableI[i][0] + ss * vpdStep);
			pPDADCValues[k++] = (u8)((tmpVal < 0) ? 0 : tmpVal);
			ss++;
		}

		sizeCurrVpdTable = (u8) ((maxPwrT4[i] - minPwrT4[i]) / 2 + 1);
		tgtIndex = (u8)(pPdGainBoundaries[i] + tPdGainOverlap -
				(minPwrT4[i] / 2));
		maxIndex = (tgtIndex < sizeCurrVpdTable) ?
			tgtIndex : sizeCurrVpdTable;

		while ((ss < maxIndex) && (k < (AR5416_NUM_PDADC_VALUES - 1))) {
			pPDADCValues[k++] = vpdTableI[i][ss++];
		}

		vpdStep = (int16_t)(vpdTableI[i][sizeCurrVpdTable - 1] -
				    vpdTableI[i][sizeCurrVpdTable - 2]);
		vpdStep = (int16_t)((vpdStep < 1) ? 1 : vpdStep);

		if (tgtIndex >= maxIndex) {
			while ((ss <= tgtIndex) &&
			       (k < (AR5416_NUM_PDADC_VALUES - 1))) {
				tmpVal = (int16_t)((vpdTableI[i][sizeCurrVpdTable - 1] +
						    (ss - maxIndex + 1) * vpdStep));
				pPDADCValues[k++] = (u8)((tmpVal > 255) ?
							 255 : tmpVal);
				ss++;
			}
		}
	}

	if (eeprom_4k)
		pdgain_boundary_default = 58;
	else
		pdgain_boundary_default = pPdGainBoundaries[i - 1];

	while (i < AR5416_PD_GAINS_IN_MASK) {
		pPdGainBoundaries[i] = pdgain_boundary_default;
		i++;
	}

	while (k < AR5416_NUM_PDADC_VALUES) {
		pPDADCValues[k] = pPDADCValues[k - 1];
		k++;
	}
}