Static void
ar9287_olpc_get_pdgain(struct athn_softc *sc, struct ieee80211_channel *c,
int chain, int8_t *pwr)
{
const struct ar9287_eeprom *eep = sc->sc_eep;
const struct ar_cal_data_per_freq_olpc *pierdata;
const uint8_t *pierfreq;
uint8_t fbin;
int lo, hi, npiers;
pierfreq = eep->calFreqPier2G;
pierdata = (const struct ar_cal_data_per_freq_olpc *)
eep->calPierData2G[chain];
npiers = AR9287_NUM_2G_CAL_PIERS;
/* Find channel in ROM pier table. */
fbin = athn_chan2fbin(c);
athn_get_pier_ival(fbin, pierfreq, npiers, &lo, &hi);
#if 0
*pwr = athn_interpolate(fbin,
pierfreq[lo], pierdata[lo].pwrPdg[0][0],
pierfreq[hi], pierdata[hi].pwrPdg[0][0]);
#else
*pwr = (pierdata[lo].pwrPdg[0][0] + pierdata[hi].pwrPdg[0][0]) / 2;
#endif
}
void
ar9380_get_correction(struct athn_softc *sc, struct ieee80211_channel *c,
int chain, int *corr, int *temp)
{
const struct ar9380_eeprom *eep = sc->eep;
const struct ar9380_cal_data_per_freq_op_loop *pierdata;
const uint8_t *pierfreq;
uint8_t fbin;
int lo, hi, npiers;
if (IEEE80211_IS_CHAN_2GHZ(c)) {
pierfreq = eep->calFreqPier2G;
pierdata = eep->calPierData2G[chain];
npiers = AR9380_NUM_2G_CAL_PIERS;
} else {
pierfreq = eep->calFreqPier5G;
pierdata = eep->calPierData5G[chain];
npiers = AR9380_NUM_5G_CAL_PIERS;
}
/* Find channel in ROM pier table. */
fbin = athn_chan2fbin(c);
athn_get_pier_ival(fbin, pierfreq, npiers, &lo, &hi);
*corr = athn_interpolate(fbin,
pierfreq[lo], pierdata[lo].refPower,
pierfreq[hi], pierdata[hi].refPower);
*temp = athn_interpolate(fbin,
pierfreq[lo], pierdata[lo].tempMeas,
pierfreq[hi], pierdata[hi].tempMeas);
}
void
ar9280_olpc_get_pdadcs(struct athn_softc *sc, struct ieee80211_channel *c,
int chain, uint8_t *boundaries, uint8_t *pdadcs, uint8_t *txgain)
{
const struct ar5416_eeprom *eep = sc->eep;
const struct ar_cal_data_per_freq_olpc *pierdata;
const uint8_t *pierfreq;
uint8_t fbin, pcdac, pwr, idx;
int i, lo, hi, npiers;
if (IEEE80211_IS_CHAN_2GHZ(c)) {
pierfreq = eep->calFreqPier2G;
pierdata = (const struct ar_cal_data_per_freq_olpc *)
eep->calPierData2G[chain];
npiers = AR5416_NUM_2G_CAL_PIERS;
} else {
pierfreq = eep->calFreqPier5G;
pierdata = (const struct ar_cal_data_per_freq_olpc *)
eep->calPierData5G[chain];
npiers = AR5416_NUM_5G_CAL_PIERS;
}
/* Find channel in ROM pier table. */
fbin = athn_chan2fbin(c);
athn_get_pier_ival(fbin, pierfreq, npiers, &lo, &hi);
/* Get average. */
pwr = (pierdata[lo].pwrPdg[0][0] + pierdata[hi].pwrPdg[0][0]) / 2;
pwr /= 2; /* Convert to dB. */
/* Find power control digital-to-analog converter (PCDAC) value. */
pcdac = pierdata[hi].pcdac[0][0];
for (idx = 0; idx < AR9280_TX_GAIN_TABLE_SIZE - 1; idx++)
if (pcdac <= sc->tx_gain_tbl[idx])
break;
*txgain = idx;
DPRINTFN(3, ("fbin=%d lo=%d hi=%d pwr=%d pcdac=%d txgain=%d\n",
fbin, lo, hi, pwr, pcdac, idx));
/* Fill phase domain analog-to-digital converter (PDADC) table. */
for (i = 0; i < AR_NUM_PDADC_VALUES; i++)
pdadcs[i] = (i < pwr) ? 0x00 : 0xff;
for (i = 0; i < AR_PD_GAINS_IN_MASK; i++)
boundaries[i] = AR9280_PD_GAIN_BOUNDARY_DEFAULT;
}
Static void
ar9287_get_pdadcs(struct athn_softc *sc, struct ieee80211_channel *c,
int chain, int nxpdgains, uint8_t overlap, uint8_t *boundaries,
uint8_t *pdadcs)
{
const struct ar9287_eeprom *eep = sc->sc_eep;
const struct ar9287_cal_data_per_freq *pierdata;
const uint8_t *pierfreq;
struct athn_pier lopier, hipier;
int16_t delta;
uint8_t fbin;
int i, lo, hi, npiers;
pierfreq = eep->calFreqPier2G;
pierdata = (const struct ar9287_cal_data_per_freq *)
eep->calPierData2G[chain];
npiers = AR9287_NUM_2G_CAL_PIERS;
/* Find channel in ROM pier table. */
fbin = athn_chan2fbin(c);
athn_get_pier_ival(fbin, pierfreq, npiers, &lo, &hi);
lopier.fbin = pierfreq[lo];
hipier.fbin = pierfreq[hi];
for (i = 0; i < nxpdgains; i++) {
lopier.pwr[i] = pierdata[lo].pwrPdg[i];
lopier.vpd[i] = pierdata[lo].vpdPdg[i];
hipier.pwr[i] = pierdata[lo].pwrPdg[i];
hipier.vpd[i] = pierdata[lo].vpdPdg[i];
}
ar5008_get_pdadcs(sc, fbin, &lopier, &hipier, nxpdgains,
AR9287_PD_GAIN_ICEPTS, overlap, boundaries, pdadcs);
delta = (eep->baseEepHeader.pwrTableOffset -
AR_PWR_TABLE_OFFSET_DB) * 2; /* In half dB. */
if (delta != 0) {
/* Shift the PDADC table to start at the new offset. */
/* XXX Our padding value differs from Linux. */
for (i = 0; i < AR_NUM_PDADC_VALUES; i++)
pdadcs[i] = pdadcs[MIN(i + delta,
AR_NUM_PDADC_VALUES - 1)];
}
}
