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path: root/drivers/net/wireless/ath/ath9k/eeprom_4k.c
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Diffstat (limited to 'drivers/net/wireless/ath/ath9k/eeprom_4k.c')
-rw-r--r--drivers/net/wireless/ath/ath9k/eeprom_4k.c169
1 files changed, 1 insertions, 168 deletions
diff --git a/drivers/net/wireless/ath/ath9k/eeprom_4k.c b/drivers/net/wireless/ath/ath9k/eeprom_4k.c
index 6102309bc163..b0f744687900 100644
--- a/drivers/net/wireless/ath/ath9k/eeprom_4k.c
+++ b/drivers/net/wireless/ath/ath9k/eeprom_4k.c
@@ -227,173 +227,6 @@ static u32 ath9k_hw_4k_get_eeprom(struct ath_hw *ah,
227 } 227 }
228} 228}
229 229
230static void ath9k_hw_get_4k_gain_boundaries_pdadcs(struct ath_hw *ah,
231 struct ath9k_channel *chan,
232 struct cal_data_per_freq_4k *pRawDataSet,
233 u8 *bChans, u16 availPiers,
234 u16 tPdGainOverlap,
235 u16 *pPdGainBoundaries, u8 *pPDADCValues,
236 u16 numXpdGains)
237{
238#define TMP_VAL_VPD_TABLE \
239 ((vpdTableI[i][sizeCurrVpdTable - 1] + (ss - maxIndex + 1) * vpdStep));
240 int i, j, k;
241 int16_t ss;
242 u16 idxL = 0, idxR = 0, numPiers;
243 static u8 vpdTableL[AR5416_EEP4K_NUM_PD_GAINS]
244 [AR5416_MAX_PWR_RANGE_IN_HALF_DB];
245 static u8 vpdTableR[AR5416_EEP4K_NUM_PD_GAINS]
246 [AR5416_MAX_PWR_RANGE_IN_HALF_DB];
247 static u8 vpdTableI[AR5416_EEP4K_NUM_PD_GAINS]
248 [AR5416_MAX_PWR_RANGE_IN_HALF_DB];
249
250 u8 *pVpdL, *pVpdR, *pPwrL, *pPwrR;
251 u8 minPwrT4[AR5416_EEP4K_NUM_PD_GAINS];
252 u8 maxPwrT4[AR5416_EEP4K_NUM_PD_GAINS];
253 int16_t vpdStep;
254 int16_t tmpVal;
255 u16 sizeCurrVpdTable, maxIndex, tgtIndex;
256 bool match;
257 int16_t minDelta = 0;
258 struct chan_centers centers;
259#define PD_GAIN_BOUNDARY_DEFAULT 58;
260
261 memset(&minPwrT4, 0, AR5416_NUM_PD_GAINS);
262 ath9k_hw_get_channel_centers(ah, chan, &centers);
263
264 for (numPiers = 0; numPiers < availPiers; numPiers++) {
265 if (bChans[numPiers] == AR5416_BCHAN_UNUSED)
266 break;
267 }
268
269 match = ath9k_hw_get_lower_upper_index(
270 (u8)FREQ2FBIN(centers.synth_center,
271 IS_CHAN_2GHZ(chan)), bChans, numPiers,
272 &idxL, &idxR);
273
274 if (match) {
275 for (i = 0; i < numXpdGains; i++) {
276 minPwrT4[i] = pRawDataSet[idxL].pwrPdg[i][0];
277 maxPwrT4[i] = pRawDataSet[idxL].pwrPdg[i][4];
278 ath9k_hw_fill_vpd_table(minPwrT4[i], maxPwrT4[i],
279 pRawDataSet[idxL].pwrPdg[i],
280 pRawDataSet[idxL].vpdPdg[i],
281 AR5416_PD_GAIN_ICEPTS,
282 vpdTableI[i]);
283 }
284 } else {
285 for (i = 0; i < numXpdGains; i++) {
286 pVpdL = pRawDataSet[idxL].vpdPdg[i];
287 pPwrL = pRawDataSet[idxL].pwrPdg[i];
288 pVpdR = pRawDataSet[idxR].vpdPdg[i];
289 pPwrR = pRawDataSet[idxR].pwrPdg[i];
290
291 minPwrT4[i] = max(pPwrL[0], pPwrR[0]);
292
293 maxPwrT4[i] =
294 min(pPwrL[AR5416_PD_GAIN_ICEPTS - 1],
295 pPwrR[AR5416_PD_GAIN_ICEPTS - 1]);
296
297
298 ath9k_hw_fill_vpd_table(minPwrT4[i], maxPwrT4[i],
299 pPwrL, pVpdL,
300 AR5416_PD_GAIN_ICEPTS,
301 vpdTableL[i]);
302 ath9k_hw_fill_vpd_table(minPwrT4[i], maxPwrT4[i],
303 pPwrR, pVpdR,
304 AR5416_PD_GAIN_ICEPTS,
305 vpdTableR[i]);
306
307 for (j = 0; j <= (maxPwrT4[i] - minPwrT4[i]) / 2; j++) {
308 vpdTableI[i][j] =
309 (u8)(ath9k_hw_interpolate((u16)
310 FREQ2FBIN(centers.
311 synth_center,
312 IS_CHAN_2GHZ
313 (chan)),
314 bChans[idxL], bChans[idxR],
315 vpdTableL[i][j], vpdTableR[i][j]));
316 }
317 }
318 }
319
320 k = 0;
321
322 for (i = 0; i < numXpdGains; i++) {
323 if (i == (numXpdGains - 1))
324 pPdGainBoundaries[i] =
325 (u16)(maxPwrT4[i] / 2);
326 else
327 pPdGainBoundaries[i] =
328 (u16)((maxPwrT4[i] + minPwrT4[i + 1]) / 4);
329
330 pPdGainBoundaries[i] =
331 min((u16)MAX_RATE_POWER, pPdGainBoundaries[i]);
332
333 if ((i == 0) && !AR_SREV_5416_20_OR_LATER(ah)) {
334 minDelta = pPdGainBoundaries[0] - 23;
335 pPdGainBoundaries[0] = 23;
336 } else {
337 minDelta = 0;
338 }
339
340 if (i == 0) {
341 if (AR_SREV_9280_20_OR_LATER(ah))
342 ss = (int16_t)(0 - (minPwrT4[i] / 2));
343 else
344 ss = 0;
345 } else {
346 ss = (int16_t)((pPdGainBoundaries[i - 1] -
347 (minPwrT4[i] / 2)) -
348 tPdGainOverlap + 1 + minDelta);
349 }
350 vpdStep = (int16_t)(vpdTableI[i][1] - vpdTableI[i][0]);
351 vpdStep = (int16_t)((vpdStep < 1) ? 1 : vpdStep);
352
353 while ((ss < 0) && (k < (AR5416_NUM_PDADC_VALUES - 1))) {
354 tmpVal = (int16_t)(vpdTableI[i][0] + ss * vpdStep);
355 pPDADCValues[k++] = (u8)((tmpVal < 0) ? 0 : tmpVal);
356 ss++;
357 }
358
359 sizeCurrVpdTable = (u8) ((maxPwrT4[i] - minPwrT4[i]) / 2 + 1);
360 tgtIndex = (u8)(pPdGainBoundaries[i] + tPdGainOverlap -
361 (minPwrT4[i] / 2));
362 maxIndex = (tgtIndex < sizeCurrVpdTable) ?
363 tgtIndex : sizeCurrVpdTable;
364
365 while ((ss < maxIndex) && (k < (AR5416_NUM_PDADC_VALUES - 1)))
366 pPDADCValues[k++] = vpdTableI[i][ss++];
367
368 vpdStep = (int16_t)(vpdTableI[i][sizeCurrVpdTable - 1] -
369 vpdTableI[i][sizeCurrVpdTable - 2]);
370 vpdStep = (int16_t)((vpdStep < 1) ? 1 : vpdStep);
371
372 if (tgtIndex >= maxIndex) {
373 while ((ss <= tgtIndex) &&
374 (k < (AR5416_NUM_PDADC_VALUES - 1))) {
375 tmpVal = (int16_t) TMP_VAL_VPD_TABLE;
376 pPDADCValues[k++] = (u8)((tmpVal > 255) ?
377 255 : tmpVal);
378 ss++;
379 }
380 }
381 }
382
383 while (i < AR5416_PD_GAINS_IN_MASK) {
384 pPdGainBoundaries[i] = PD_GAIN_BOUNDARY_DEFAULT;
385 i++;
386 }
387
388 while (k < AR5416_NUM_PDADC_VALUES) {
389 pPDADCValues[k] = pPDADCValues[k - 1];
390 k++;
391 }
392
393 return;
394#undef TMP_VAL_VPD_TABLE
395}
396
397static void ath9k_hw_set_4k_power_cal_table(struct ath_hw *ah, 230static void ath9k_hw_set_4k_power_cal_table(struct ath_hw *ah,
398 struct ath9k_channel *chan, 231 struct ath9k_channel *chan,
399 int16_t *pTxPowerIndexOffset) 232 int16_t *pTxPowerIndexOffset)
@@ -455,7 +288,7 @@ static void ath9k_hw_set_4k_power_cal_table(struct ath_hw *ah,
455 if (pEepData->baseEepHeader.txMask & (1 << i)) { 288 if (pEepData->baseEepHeader.txMask & (1 << i)) {
456 pRawDataset = pEepData->calPierData2G[i]; 289 pRawDataset = pEepData->calPierData2G[i];
457 290
458 ath9k_hw_get_4k_gain_boundaries_pdadcs(ah, chan, 291 ath9k_hw_get_gain_boundaries_pdadcs(ah, chan,
459 pRawDataset, pCalBChans, 292 pRawDataset, pCalBChans,
460 numPiers, pdGainOverlap_t2, 293 numPiers, pdGainOverlap_t2,
461 gainBoundaries, 294 gainBoundaries,