static HAL_BOOL
ar2316GetChannelMaxMinPower(struct ath_hal *ah,
const struct ieee80211_channel *chan,
int16_t *maxPow, int16_t *minPow)
{
uint16_t freq = chan->ic_freq; /* NB: never mapped */
const HAL_EEPROM *ee = AH_PRIVATE(ah)->ah_eeprom;
const RAW_DATA_STRUCT_2316 *pRawDataset = AH_NULL;
const RAW_DATA_PER_CHANNEL_2316 *data=AH_NULL;
uint16_t numChannels;
int totalD,totalF, totalMin,last, i;
*maxPow = 0;
if (IEEE80211_IS_CHAN_G(chan) || IEEE80211_IS_CHAN_108G(chan))
pRawDataset = &ee->ee_rawDataset2413[headerInfo11G];
else if (IEEE80211_IS_CHAN_B(chan))
pRawDataset = &ee->ee_rawDataset2413[headerInfo11B];
else
return(AH_FALSE);
numChannels = pRawDataset->numChannels;
data = pRawDataset->pDataPerChannel;
/* Make sure the channel is in the range of the TP values
* (freq piers)
*/
if (numChannels < 1)
return(AH_FALSE);
if ((freq < data[0].channelValue) ||
(freq > data[numChannels-1].channelValue)) {
if (freq < data[0].channelValue) {
*maxPow = ar2316GetMaxPower(ah, &data[0]);
*minPow = ar2316GetMinPower(ah, &data[0]);
return(AH_TRUE);
} else {
*maxPow = ar2316GetMaxPower(ah, &data[numChannels - 1]);
*minPow = ar2316GetMinPower(ah, &data[numChannels - 1]);
return(AH_TRUE);
}
}
/* Linearly interpolate the power value now */
for (last=0,i=0; (i<numChannels) && (freq > data[i].channelValue);
last = i++);
totalD = data[i].channelValue - data[last].channelValue;
if (totalD > 0) {
totalF = ar2316GetMaxPower(ah, &data[i]) - ar2316GetMaxPower(ah, &data[last]);
*maxPow = (int8_t) ((totalF*(freq-data[last].channelValue) +
ar2316GetMaxPower(ah, &data[last])*totalD)/totalD);
totalMin = ar2316GetMinPower(ah, &data[i]) - ar2316GetMinPower(ah, &data[last]);
*minPow = (int8_t) ((totalMin*(freq-data[last].channelValue) +
ar2316GetMinPower(ah, &data[last])*totalD)/totalD);
return(AH_TRUE);
} else {
if (freq == data[i].channelValue) {
*maxPow = ar2316GetMaxPower(ah, &data[i]);
*minPow = ar2316GetMinPower(ah, &data[i]);
return(AH_TRUE);
} else
return(AH_FALSE);
}
}
static
HAL_BOOL ar2316GetChannelMaxMinPower(struct ath_hal *ah, HAL_CHANNEL *chan,
int16_t *maxPow, int16_t *minPow)
{
struct ath_hal_5212 *ahp = AH5212(ah);
RAW_DATA_STRUCT_2316 *pRawDataset = AH_NULL;
RAW_DATA_PER_CHANNEL_2316 *data=AH_NULL;
u_int16_t numChannels;
int totalD,totalF, totalMin,last, i;
*maxPow = 0;
if (IS_CHAN_G(chan) || IS_CHAN_108G(chan))
pRawDataset = &ahp->ah_rawDataset2413[headerInfo11G];
else if (IS_CHAN_B(chan))
pRawDataset = &ahp->ah_rawDataset2413[headerInfo11B];
else
return(AH_FALSE);
numChannels = pRawDataset->numChannels;
data = pRawDataset->pDataPerChannel;
/* Make sure the channel is in the range of the TP values
* (freq piers)
*/
if (numChannels < 1)
return(AH_FALSE);
if ((chan->channel < data[0].channelValue) ||
(chan->channel > data[numChannels-1].channelValue)) {
if (chan->channel < data[0].channelValue) {
*maxPow = ar2316GetMaxPower(ah, &data[0]);
*minPow = ar2316GetMinPower(ah, &data[0]);
return(AH_TRUE);
} else {
*maxPow = ar2316GetMaxPower(ah, &data[numChannels - 1]);
*minPow = ar2316GetMinPower(ah, &data[numChannels - 1]);
return(AH_TRUE);
}
}
/* Linearly interpolate the power value now */
for (last=0,i=0; (i<numChannels) && (chan->channel > data[i].channelValue);
last = i++);
totalD = data[i].channelValue - data[last].channelValue;
if (totalD > 0) {
totalF = ar2316GetMaxPower(ah, &data[i]) - ar2316GetMaxPower(ah, &data[last]);
*maxPow = (int8_t) ((totalF*(chan->channel-data[last].channelValue) +
ar2316GetMaxPower(ah, &data[last])*totalD)/totalD);
totalMin = ar2316GetMinPower(ah, &data[i]) - ar2316GetMinPower(ah, &data[last]);
*minPow = (int8_t) ((totalMin*(chan->channel-data[last].channelValue) +
ar2316GetMinPower(ah, &data[last])*totalD)/totalD);
return(AH_TRUE);
} else {
if (chan->channel == data[i].channelValue) {
*maxPow = ar2316GetMaxPower(ah, &data[i]);
*minPow = ar2316GetMinPower(ah, &data[i]);
return(AH_TRUE);
} else
return(AH_FALSE);
}
}
