drivers/net/wireless/ath/ath9k/eeprom_4k.c

   1 /*
   2  * Copyright (c) 2008-2009 Atheros Communications Inc.
   3  *
   4  * Permission to use, copy, modify, and/or distribute this software for any
   5  * purpose with or without fee is hereby granted, provided that the above
   6  * copyright notice and this permission notice appear in all copies.
   7  *
   8  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
   9  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
  10  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
  11  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
  12  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
  13  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
  14  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  15  */
  16
  17 #include "hw.h"
  18 #include "ar9002_phy.h"
  19
  20 static int ath9k_hw_4k_get_eeprom_ver(struct ath_hw *ah)
  21 {
  22         return ((ah->eeprom.map4k.baseEepHeader.version >> 12) & 0xF);
  23 }
  24
  25 static int ath9k_hw_4k_get_eeprom_rev(struct ath_hw *ah)
  26 {
  27         return ((ah->eeprom.map4k.baseEepHeader.version) & 0xFFF);
  28 }
  29
  30 static bool ath9k_hw_4k_fill_eeprom(struct ath_hw *ah)
  31 {
  32 #define SIZE_EEPROM_4K (sizeof(struct ar5416_eeprom_4k) / sizeof(u16))
  33         struct ath_common *common = ath9k_hw_common(ah);
  34         u16 *eep_data = (u16 *)&ah->eeprom.map4k;
  35         int addr, eep_start_loc = 0;
  36
  37         eep_start_loc = 64;
  38
  39         if (!ath9k_hw_use_flash(ah)) {
  40                 ath_print(common, ATH_DBG_EEPROM,
  41                           "Reading from EEPROM, not flash\n");
  42         }
  43
  44         for (addr = 0; addr < SIZE_EEPROM_4K; addr++) {
  45                 if (!ath9k_hw_nvram_read(common, addr + eep_start_loc, eep_data)) {
  46                         ath_print(common, ATH_DBG_EEPROM,
  47                                   "Unable to read eeprom region\n");
  48                         return false;
  49                 }
  50                 eep_data++;
  51         }
  52
  53         return true;
  54 #undef SIZE_EEPROM_4K
  55 }
  56
  57 static int ath9k_hw_4k_check_eeprom(struct ath_hw *ah)
  58 {
  59 #define EEPROM_4K_SIZE (sizeof(struct ar5416_eeprom_4k) / sizeof(u16))
  60         struct ath_common *common = ath9k_hw_common(ah);
  61         struct ar5416_eeprom_4k *eep =
  62                 (struct ar5416_eeprom_4k *) &ah->eeprom.map4k;
  63         u16 *eepdata, temp, magic, magic2;
  64         u32 sum = 0, el;
  65         bool need_swap = false;
  66         int i, addr;
  67
  68
  69         if (!ath9k_hw_use_flash(ah)) {
  70                 if (!ath9k_hw_nvram_read(common, AR5416_EEPROM_MAGIC_OFFSET,
  71                                          &magic)) {
  72                         ath_print(common, ATH_DBG_FATAL,
  73                                   "Reading Magic # failed\n");
  74                         return false;
  75                 }
  76
  77                 ath_print(common, ATH_DBG_EEPROM,
  78                           "Read Magic = 0x%04X\n", magic);
  79
  80                 if (magic != AR5416_EEPROM_MAGIC) {
  81                         magic2 = swab16(magic);
  82
  83                         if (magic2 == AR5416_EEPROM_MAGIC) {
  84                                 need_swap = true;
  85                                 eepdata = (u16 *) (&ah->eeprom);
  86
  87                                 for (addr = 0; addr < EEPROM_4K_SIZE; addr++) {
  88                                         temp = swab16(*eepdata);
  89                                         *eepdata = temp;
  90                                         eepdata++;
  91                                 }
  92                         } else {
  93                                 ath_print(common, ATH_DBG_FATAL,
  94                                           "Invalid EEPROM Magic. "
  95                                           "endianness mismatch.\n");
  96                                 return -EINVAL;
  97                         }
  98                 }
  99         }
 100
 101         ath_print(common, ATH_DBG_EEPROM, "need_swap = %s.\n",
 102                   need_swap ? "True" : "False");
 103
 104         if (need_swap)
 105                 el = swab16(ah->eeprom.map4k.baseEepHeader.length);
 106         else
 107                 el = ah->eeprom.map4k.baseEepHeader.length;
 108
 109         if (el > sizeof(struct ar5416_eeprom_4k))
 110                 el = sizeof(struct ar5416_eeprom_4k) / sizeof(u16);
 111         else
 112                 el = el / sizeof(u16);
 113
 114         eepdata = (u16 *)(&ah->eeprom);
 115
 116         for (i = 0; i < el; i++)
 117                 sum ^= *eepdata++;
 118
 119         if (need_swap) {
 120                 u32 integer;
 121                 u16 word;
 122
 123                 ath_print(common, ATH_DBG_EEPROM,
 124                           "EEPROM Endianness is not native.. Changing\n");
 125
 126                 word = swab16(eep->baseEepHeader.length);
 127                 eep->baseEepHeader.length = word;
 128
 129                 word = swab16(eep->baseEepHeader.checksum);
 130                 eep->baseEepHeader.checksum = word;
 131
 132                 word = swab16(eep->baseEepHeader.version);
 133                 eep->baseEepHeader.version = word;
 134
 135                 word = swab16(eep->baseEepHeader.regDmn[0]);
 136                 eep->baseEepHeader.regDmn[0] = word;
 137
 138                 word = swab16(eep->baseEepHeader.regDmn[1]);
 139                 eep->baseEepHeader.regDmn[1] = word;
 140
 141                 word = swab16(eep->baseEepHeader.rfSilent);
 142                 eep->baseEepHeader.rfSilent = word;
 143
 144                 word = swab16(eep->baseEepHeader.blueToothOptions);
 145                 eep->baseEepHeader.blueToothOptions = word;
 146
 147                 word = swab16(eep->baseEepHeader.deviceCap);
 148                 eep->baseEepHeader.deviceCap = word;
 149
 150                 integer = swab32(eep->modalHeader.antCtrlCommon);
 151                 eep->modalHeader.antCtrlCommon = integer;
 152
 153                 for (i = 0; i < AR5416_EEP4K_MAX_CHAINS; i++) {
 154                         integer = swab32(eep->modalHeader.antCtrlChain[i]);
 155                         eep->modalHeader.antCtrlChain[i] = integer;
 156                 }
 157
 158                 for (i = 0; i < AR5416_EEPROM_MODAL_SPURS; i++) {
 159                         word = swab16(eep->modalHeader.spurChans[i].spurChan);
 160                         eep->modalHeader.spurChans[i].spurChan = word;
 161                 }
 162         }
 163
 164         if (sum != 0xffff || ah->eep_ops->get_eeprom_ver(ah) != AR5416_EEP_VER ||
 165             ah->eep_ops->get_eeprom_rev(ah) < AR5416_EEP_NO_BACK_VER) {
 166                 ath_print(common, ATH_DBG_FATAL,
 167                           "Bad EEPROM checksum 0x%x or revision 0x%04x\n",
 168                           sum, ah->eep_ops->get_eeprom_ver(ah));
 169                 return -EINVAL;
 170         }
 171
 172         return 0;
 173 #undef EEPROM_4K_SIZE
 174 }
 175
 176 static u32 ath9k_hw_4k_get_eeprom(struct ath_hw *ah,
 177                                   enum eeprom_param param)
 178 {
 179         struct ar5416_eeprom_4k *eep = &ah->eeprom.map4k;
 180         struct modal_eep_4k_header *pModal = &eep->modalHeader;
 181         struct base_eep_header_4k *pBase = &eep->baseEepHeader;
 182
 183         switch (param) {
 184         case EEP_NFTHRESH_2:
 185                 return pModal->noiseFloorThreshCh[0];
 186         case EEP_MAC_LSW:
 187                 return pBase->macAddr[0] << 8 | pBase->macAddr[1];
 188         case EEP_MAC_MID:
 189                 return pBase->macAddr[2] << 8 | pBase->macAddr[3];
 190         case EEP_MAC_MSW:
 191                 return pBase->macAddr[4] << 8 | pBase->macAddr[5];
 192         case EEP_REG_0:
 193                 return pBase->regDmn[0];
 194         case EEP_REG_1:
 195                 return pBase->regDmn[1];
 196         case EEP_OP_CAP:
 197                 return pBase->deviceCap;
 198         case EEP_OP_MODE:
 199                 return pBase->opCapFlags;
 200         case EEP_RF_SILENT:
 201                 return pBase->rfSilent;
 202         case EEP_OB_2:
 203                 return pModal->ob_0;
 204         case EEP_DB_2:
 205                 return pModal->db1_1;
 206         case EEP_MINOR_REV:
 207                 return pBase->version & AR5416_EEP_VER_MINOR_MASK;
 208         case EEP_TX_MASK:
 209                 return pBase->txMask;
 210         case EEP_RX_MASK:
 211                 return pBase->rxMask;
 212         case EEP_FRAC_N_5G:
 213                 return 0;
 214         case EEP_PWR_TABLE_OFFSET:
 215                 return AR5416_PWR_TABLE_OFFSET_DB;
 216         default:
 217                 return 0;
 218         }
 219 }
 220
 221 static void ath9k_hw_get_4k_gain_boundaries_pdadcs(struct ath_hw *ah,
 222                                 struct ath9k_channel *chan,
 223                                 struct cal_data_per_freq_4k *pRawDataSet,
 224                                 u8 *bChans, u16 availPiers,
 225                                 u16 tPdGainOverlap, int16_t *pMinCalPower,
 226                                 u16 *pPdGainBoundaries, u8 *pPDADCValues,
 227                                 u16 numXpdGains)
 228 {
 229 #define TMP_VAL_VPD_TABLE \
 230         ((vpdTableI[i][sizeCurrVpdTable - 1] + (ss - maxIndex + 1) * vpdStep));
 231         int i, j, k;
 232         int16_t ss;
 233         u16 idxL = 0, idxR = 0, numPiers;
 234         static u8 vpdTableL[AR5416_EEP4K_NUM_PD_GAINS]
 235                 [AR5416_MAX_PWR_RANGE_IN_HALF_DB];
 236         static u8 vpdTableR[AR5416_EEP4K_NUM_PD_GAINS]
 237                 [AR5416_MAX_PWR_RANGE_IN_HALF_DB];
 238         static u8 vpdTableI[AR5416_EEP4K_NUM_PD_GAINS]
 239                 [AR5416_MAX_PWR_RANGE_IN_HALF_DB];
 240
 241         u8 *pVpdL, *pVpdR, *pPwrL, *pPwrR;
 242         u8 minPwrT4[AR5416_EEP4K_NUM_PD_GAINS];
 243         u8 maxPwrT4[AR5416_EEP4K_NUM_PD_GAINS];
 244         int16_t vpdStep;
 245         int16_t tmpVal;
 246         u16 sizeCurrVpdTable, maxIndex, tgtIndex;
 247         bool match;
 248         int16_t minDelta = 0;
 249         struct chan_centers centers;
 250 #define PD_GAIN_BOUNDARY_DEFAULT 58;
 251
 252         ath9k_hw_get_channel_centers(ah, chan, &centers);
 253
 254         for (numPiers = 0; numPiers < availPiers; numPiers++) {
 255                 if (bChans[numPiers] == AR5416_BCHAN_UNUSED)
 256                         break;
 257         }
 258
 259         match = ath9k_hw_get_lower_upper_index(
 260                                         (u8)FREQ2FBIN(centers.synth_center,
 261                                         IS_CHAN_2GHZ(chan)), bChans, numPiers,
 262                                         &idxL, &idxR);
 263
 264         if (match) {
 265                 for (i = 0; i < numXpdGains; i++) {
 266                         minPwrT4[i] = pRawDataSet[idxL].pwrPdg[i][0];
 267                         maxPwrT4[i] = pRawDataSet[idxL].pwrPdg[i][4];
 268                         ath9k_hw_fill_vpd_table(minPwrT4[i], maxPwrT4[i],
 269                                         pRawDataSet[idxL].pwrPdg[i],
 270                                         pRawDataSet[idxL].vpdPdg[i],
 271                                         AR5416_EEP4K_PD_GAIN_ICEPTS,
 272                                         vpdTableI[i]);
 273                 }
 274         } else {
 275                 for (i = 0; i < numXpdGains; i++) {
 276                         pVpdL = pRawDataSet[idxL].vpdPdg[i];
 277                         pPwrL = pRawDataSet[idxL].pwrPdg[i];
 278                         pVpdR = pRawDataSet[idxR].vpdPdg[i];
 279                         pPwrR = pRawDataSet[idxR].pwrPdg[i];
 280
 281                         minPwrT4[i] = max(pPwrL[0], pPwrR[0]);
 282
 283                         maxPwrT4[i] =
 284                                 min(pPwrL[AR5416_EEP4K_PD_GAIN_ICEPTS - 1],
 285                                     pPwrR[AR5416_EEP4K_PD_GAIN_ICEPTS - 1]);
 286
 287
 288                         ath9k_hw_fill_vpd_table(minPwrT4[i], maxPwrT4[i],
 289                                                 pPwrL, pVpdL,
 290                                                 AR5416_EEP4K_PD_GAIN_ICEPTS,
 291                                                 vpdTableL[i]);
 292                         ath9k_hw_fill_vpd_table(minPwrT4[i], maxPwrT4[i],
 293                                                 pPwrR, pVpdR,
 294                                                 AR5416_EEP4K_PD_GAIN_ICEPTS,
 295                                                 vpdTableR[i]);
 296
 297                         for (j = 0; j <= (maxPwrT4[i] - minPwrT4[i]) / 2; j++) {
 298                                 vpdTableI[i][j] =
 299                                         (u8)(ath9k_hw_interpolate((u16)
 300                                              FREQ2FBIN(centers.
 301                                                        synth_center,
 302                                                        IS_CHAN_2GHZ
 303                                                        (chan)),
 304                                              bChans[idxL], bChans[idxR],
 305                                              vpdTableL[i][j], vpdTableR[i][j]));
 306                         }
 307                 }
 308         }
 309
 310         *pMinCalPower = (int16_t)(minPwrT4[0] / 2);
 311
 312         k = 0;
 313
 314         for (i = 0; i < numXpdGains; i++) {
 315                 if (i == (numXpdGains - 1))
 316                         pPdGainBoundaries[i] =
 317                                 (u16)(maxPwrT4[i] / 2);
 318                 else
 319                         pPdGainBoundaries[i] =
 320                                 (u16)((maxPwrT4[i] + minPwrT4[i + 1]) / 4);
 321
 322                 pPdGainBoundaries[i] =
 323                         min((u16)AR5416_MAX_RATE_POWER, pPdGainBoundaries[i]);
 324
 325                 if ((i == 0) && !AR_SREV_5416_20_OR_LATER(ah)) {
 326                         minDelta = pPdGainBoundaries[0] - 23;
 327                         pPdGainBoundaries[0] = 23;
 328                 } else {
 329                         minDelta = 0;
 330                 }
 331
 332                 if (i == 0) {
 333                         if (AR_SREV_9280_10_OR_LATER(ah))
 334                                 ss = (int16_t)(0 - (minPwrT4[i] / 2));
 335                         else
 336                                 ss = 0;
 337                 } else {
 338                         ss = (int16_t)((pPdGainBoundaries[i - 1] -
 339                                         (minPwrT4[i] / 2)) -
 340                                        tPdGainOverlap + 1 + minDelta);
 341                 }
 342                 vpdStep = (int16_t)(vpdTableI[i][1] - vpdTableI[i][0]);
 343                 vpdStep = (int16_t)((vpdStep < 1) ? 1 : vpdStep);
 344
 345                 while ((ss < 0) && (k < (AR5416_NUM_PDADC_VALUES - 1))) {
 346                         tmpVal = (int16_t)(vpdTableI[i][0] + ss * vpdStep);
 347                         pPDADCValues[k++] = (u8)((tmpVal < 0) ? 0 : tmpVal);
 348                         ss++;
 349                 }
 350
 351                 sizeCurrVpdTable = (u8) ((maxPwrT4[i] - minPwrT4[i]) / 2 + 1);
 352                 tgtIndex = (u8)(pPdGainBoundaries[i] + tPdGainOverlap -
 353                                 (minPwrT4[i] / 2));
 354                 maxIndex = (tgtIndex < sizeCurrVpdTable) ?
 355                         tgtIndex : sizeCurrVpdTable;
 356
 357                 while ((ss < maxIndex) && (k < (AR5416_NUM_PDADC_VALUES - 1)))
 358                         pPDADCValues[k++] = vpdTableI[i][ss++];
 359
 360                 vpdStep = (int16_t)(vpdTableI[i][sizeCurrVpdTable - 1] -
 361                                     vpdTableI[i][sizeCurrVpdTable - 2]);
 362                 vpdStep = (int16_t)((vpdStep < 1) ? 1 : vpdStep);
 363
 364                 if (tgtIndex >= maxIndex) {
 365                         while ((ss <= tgtIndex) &&
 366                                (k < (AR5416_NUM_PDADC_VALUES - 1))) {
 367                                 tmpVal = (int16_t) TMP_VAL_VPD_TABLE;
 368                                 pPDADCValues[k++] = (u8)((tmpVal > 255) ?
 369                                                          255 : tmpVal);
 370                                 ss++;
 371                         }
 372                 }
 373         }
 374
 375         while (i < AR5416_EEP4K_PD_GAINS_IN_MASK) {
 376                 pPdGainBoundaries[i] = PD_GAIN_BOUNDARY_DEFAULT;
 377                 i++;
 378         }
 379
 380         while (k < AR5416_NUM_PDADC_VALUES) {
 381                 pPDADCValues[k] = pPDADCValues[k - 1];
 382                 k++;
 383         }
 384
 385         return;
 386 #undef TMP_VAL_VPD_TABLE
 387 }
 388
 389 static void ath9k_hw_set_4k_power_cal_table(struct ath_hw *ah,
 390                                   struct ath9k_channel *chan,
 391                                   int16_t *pTxPowerIndexOffset)
 392 {
 393         struct ath_common *common = ath9k_hw_common(ah);
 394         struct ar5416_eeprom_4k *pEepData = &ah->eeprom.map4k;
 395         struct cal_data_per_freq_4k *pRawDataset;
 396         u8 *pCalBChans = NULL;
 397         u16 pdGainOverlap_t2;
 398         static u8 pdadcValues[AR5416_NUM_PDADC_VALUES];
 399         u16 gainBoundaries[AR5416_EEP4K_PD_GAINS_IN_MASK];
 400         u16 numPiers, i, j;
 401         int16_t tMinCalPower;
 402         u16 numXpdGain, xpdMask;
 403         u16 xpdGainValues[AR5416_EEP4K_NUM_PD_GAINS] = { 0, 0 };
 404         u32 reg32, regOffset, regChainOffset;
 405
 406         xpdMask = pEepData->modalHeader.xpdGain;
 407
 408         if ((pEepData->baseEepHeader.version & AR5416_EEP_VER_MINOR_MASK) >=
 409             AR5416_EEP_MINOR_VER_2) {
 410                 pdGainOverlap_t2 =
 411                         pEepData->modalHeader.pdGainOverlap;
 412         } else {
 413                 pdGainOverlap_t2 = (u16)(MS(REG_READ(ah, AR_PHY_TPCRG5),
 414                                             AR_PHY_TPCRG5_PD_GAIN_OVERLAP));
 415         }
 416
 417         pCalBChans = pEepData->calFreqPier2G;
 418         numPiers = AR5416_EEP4K_NUM_2G_CAL_PIERS;
 419
 420         numXpdGain = 0;
 421
 422         for (i = 1; i <= AR5416_EEP4K_PD_GAINS_IN_MASK; i++) {
 423                 if ((xpdMask >> (AR5416_EEP4K_PD_GAINS_IN_MASK - i)) & 1) {
 424                         if (numXpdGain >= AR5416_EEP4K_NUM_PD_GAINS)
 425                                 break;
 426                         xpdGainValues[numXpdGain] =
 427                                 (u16)(AR5416_EEP4K_PD_GAINS_IN_MASK - i);
 428                         numXpdGain++;
 429                 }
 430         }
 431
 432         REG_RMW_FIELD(ah, AR_PHY_TPCRG1, AR_PHY_TPCRG1_NUM_PD_GAIN,
 433                       (numXpdGain - 1) & 0x3);
 434         REG_RMW_FIELD(ah, AR_PHY_TPCRG1, AR_PHY_TPCRG1_PD_GAIN_1,
 435                       xpdGainValues[0]);
 436         REG_RMW_FIELD(ah, AR_PHY_TPCRG1, AR_PHY_TPCRG1_PD_GAIN_2,
 437                       xpdGainValues[1]);
 438         REG_RMW_FIELD(ah, AR_PHY_TPCRG1, AR_PHY_TPCRG1_PD_GAIN_3, 0);
 439
 440         for (i = 0; i < AR5416_EEP4K_MAX_CHAINS; i++) {
 441                 if (AR_SREV_5416_20_OR_LATER(ah) &&
 442                     (ah->rxchainmask == 5 || ah->txchainmask == 5) &&
 443                     (i != 0)) {
 444                         regChainOffset = (i == 1) ? 0x2000 : 0x1000;
 445                 } else
 446                         regChainOffset = i * 0x1000;
 447
 448                 if (pEepData->baseEepHeader.txMask & (1 << i)) {
 449                         pRawDataset = pEepData->calPierData2G[i];
 450
 451                         ath9k_hw_get_4k_gain_boundaries_pdadcs(ah, chan,
 452                                             pRawDataset, pCalBChans,
 453                                             numPiers, pdGainOverlap_t2,
 454                                             &tMinCalPower, gainBoundaries,
 455                                             pdadcValues, numXpdGain);
 456
 457                         if ((i == 0) || AR_SREV_5416_20_OR_LATER(ah)) {
 458                                 REG_WRITE(ah, AR_PHY_TPCRG5 + regChainOffset,
 459                                           SM(pdGainOverlap_t2,
 460                                              AR_PHY_TPCRG5_PD_GAIN_OVERLAP)
 461                                           | SM(gainBoundaries[0],
 462                                                AR_PHY_TPCRG5_PD_GAIN_BOUNDARY_1)
 463                                           | SM(gainBoundaries[1],
 464                                                AR_PHY_TPCRG5_PD_GAIN_BOUNDARY_2)
 465                                           | SM(gainBoundaries[2],
 466                                                AR_PHY_TPCRG5_PD_GAIN_BOUNDARY_3)
 467                                           | SM(gainBoundaries[3],
 468                                        AR_PHY_TPCRG5_PD_GAIN_BOUNDARY_4));
 469                         }
 470
 471                         regOffset = AR_PHY_BASE + (672 << 2) + regChainOffset;
 472                         for (j = 0; j < 32; j++) {
 473                                 reg32 = ((pdadcValues[4 * j + 0] & 0xFF) << 0) |
 474                                         ((pdadcValues[4 * j + 1] & 0xFF) << 8) |
 475                                         ((pdadcValues[4 * j + 2] & 0xFF) << 16)|
 476                                         ((pdadcValues[4 * j + 3] & 0xFF) << 24);
 477                                 REG_WRITE(ah, regOffset, reg32);
 478
 479                                 ath_print(common, ATH_DBG_EEPROM,
 480                                           "PDADC (%d,%4x): %4.4x %8.8x\n",
 481                                           i, regChainOffset, regOffset,
 482                                           reg32);
 483                                 ath_print(common, ATH_DBG_EEPROM,
 484                                           "PDADC: Chain %d | "
 485                                           "PDADC %3d Value %3d | "
 486                                           "PDADC %3d Value %3d | "
 487                                           "PDADC %3d Value %3d | "
 488                                           "PDADC %3d Value %3d |\n",
 489                                           i, 4 * j, pdadcValues[4 * j],
 490                                           4 * j + 1, pdadcValues[4 * j + 1],
 491                                           4 * j + 2, pdadcValues[4 * j + 2],
 492                                           4 * j + 3,
 493                                           pdadcValues[4 * j + 3]);
 494
 495                                 regOffset += 4;
 496                         }
 497                 }
 498         }
 499
 500         *pTxPowerIndexOffset = 0;
 501 }
 502
 503 static void ath9k_hw_set_4k_power_per_rate_table(struct ath_hw *ah,
 504                                                  struct ath9k_channel *chan,
 505                                                  int16_t *ratesArray,
 506                                                  u16 cfgCtl,
 507                                                  u16 AntennaReduction,
 508                                                  u16 twiceMaxRegulatoryPower,
 509                                                  u16 powerLimit)
 510 {
 511 #define CMP_TEST_GRP \
 512         (((cfgCtl & ~CTL_MODE_M)| (pCtlMode[ctlMode] & CTL_MODE_M)) ==  \
 513          pEepData->ctlIndex[i])                                         \
 514         || (((cfgCtl & ~CTL_MODE_M) | (pCtlMode[ctlMode] & CTL_MODE_M)) == \
 515             ((pEepData->ctlIndex[i] & CTL_MODE_M) | SD_NO_CTL))
 516
 517         struct ath_regulatory *regulatory = ath9k_hw_regulatory(ah);
 518         int i;
 519         int16_t twiceLargestAntenna;
 520         u16 twiceMinEdgePower;
 521         u16 twiceMaxEdgePower = AR5416_MAX_RATE_POWER;
 522         u16 scaledPower = 0, minCtlPower, maxRegAllowedPower;
 523         u16 numCtlModes, *pCtlMode, ctlMode, freq;
 524         struct chan_centers centers;
 525         struct cal_ctl_data_4k *rep;
 526         struct ar5416_eeprom_4k *pEepData = &ah->eeprom.map4k;
 527         static const u16 tpScaleReductionTable[5] =
 528                 { 0, 3, 6, 9, AR5416_MAX_RATE_POWER };
 529         struct cal_target_power_leg targetPowerOfdm, targetPowerCck = {
 530                 0, { 0, 0, 0, 0}
 531         };
 532         struct cal_target_power_leg targetPowerOfdmExt = {
 533                 0, { 0, 0, 0, 0} }, targetPowerCckExt = {
 534                 0, { 0, 0, 0, 0 }
 535         };
 536         struct cal_target_power_ht targetPowerHt20, targetPowerHt40 = {
 537                 0, {0, 0, 0, 0}
 538         };
 539         u16 ctlModesFor11g[] =
 540                 { CTL_11B, CTL_11G, CTL_2GHT20, CTL_11B_EXT, CTL_11G_EXT,
 541                   CTL_2GHT40
 542                 };
 543
 544         ath9k_hw_get_channel_centers(ah, chan, &centers);
 545
 546         twiceLargestAntenna = pEepData->modalHeader.antennaGainCh[0];
 547         twiceLargestAntenna = (int16_t)min(AntennaReduction -
 548                                            twiceLargestAntenna, 0);
 549
 550         maxRegAllowedPower = twiceMaxRegulatoryPower + twiceLargestAntenna;
 551         if (regulatory->tp_scale != ATH9K_TP_SCALE_MAX) {
 552                 maxRegAllowedPower -=
 553                         (tpScaleReductionTable[(regulatory->tp_scale)] * 2);
 554         }
 555
 556         scaledPower = min(powerLimit, maxRegAllowedPower);
 557         scaledPower = max((u16)0, scaledPower);
 558
 559         numCtlModes = ARRAY_SIZE(ctlModesFor11g) - SUB_NUM_CTL_MODES_AT_2G_40;
 560         pCtlMode = ctlModesFor11g;
 561
 562         ath9k_hw_get_legacy_target_powers(ah, chan,
 563                         pEepData->calTargetPowerCck,
 564                         AR5416_NUM_2G_CCK_TARGET_POWERS,
 565                         &targetPowerCck, 4, false);
 566         ath9k_hw_get_legacy_target_powers(ah, chan,
 567                         pEepData->calTargetPower2G,
 568                         AR5416_NUM_2G_20_TARGET_POWERS,
 569                         &targetPowerOfdm, 4, false);
 570         ath9k_hw_get_target_powers(ah, chan,
 571                         pEepData->calTargetPower2GHT20,
 572                         AR5416_NUM_2G_20_TARGET_POWERS,
 573                         &targetPowerHt20, 8, false);
 574
 575         if (IS_CHAN_HT40(chan)) {
 576                 numCtlModes = ARRAY_SIZE(ctlModesFor11g);
 577                 ath9k_hw_get_target_powers(ah, chan,
 578                                 pEepData->calTargetPower2GHT40,
 579                                 AR5416_NUM_2G_40_TARGET_POWERS,
 580                                 &targetPowerHt40, 8, true);
 581                 ath9k_hw_get_legacy_target_powers(ah, chan,
 582                                 pEepData->calTargetPowerCck,
 583                                 AR5416_NUM_2G_CCK_TARGET_POWERS,
 584                                 &targetPowerCckExt, 4, true);
 585                 ath9k_hw_get_legacy_target_powers(ah, chan,
 586                                 pEepData->calTargetPower2G,
 587                                 AR5416_NUM_2G_20_TARGET_POWERS,
 588                                 &targetPowerOfdmExt, 4, true);
 589         }
 590
 591         for (ctlMode = 0; ctlMode < numCtlModes; ctlMode++) {
 592                 bool isHt40CtlMode = (pCtlMode[ctlMode] == CTL_5GHT40) ||
 593                         (pCtlMode[ctlMode] == CTL_2GHT40);
 594
 595                 if (isHt40CtlMode)
 596                         freq = centers.synth_center;
 597                 else if (pCtlMode[ctlMode] & EXT_ADDITIVE)
 598                         freq = centers.ext_center;
 599                 else
 600                         freq = centers.ctl_center;
 601
 602                 if (ah->eep_ops->get_eeprom_ver(ah) == 14 &&
 603                     ah->eep_ops->get_eeprom_rev(ah) <= 2)
 604                         twiceMaxEdgePower = AR5416_MAX_RATE_POWER;
 605
 606                 for (i = 0; (i < AR5416_EEP4K_NUM_CTLS) &&
 607                              pEepData->ctlIndex[i]; i++) {
 608
 609                         if (CMP_TEST_GRP) {
 610                                 rep = &(pEepData->ctlData[i]);
 611
 612                                 twiceMinEdgePower = ath9k_hw_get_max_edge_power(
 613                                         freq,
 614                                         rep->ctlEdges[
 615                                         ar5416_get_ntxchains(ah->txchainmask) - 1],
 616                                         IS_CHAN_2GHZ(chan),
 617                                         AR5416_EEP4K_NUM_BAND_EDGES);
 618
 619                                 if ((cfgCtl & ~CTL_MODE_M) == SD_NO_CTL) {
 620                                         twiceMaxEdgePower =
 621                                                 min(twiceMaxEdgePower,
 622                                                     twiceMinEdgePower);
 623                                 } else {
 624                                         twiceMaxEdgePower = twiceMinEdgePower;
 625                                         break;
 626                                 }
 627                         }
 628                 }
 629
 630                 minCtlPower = (u8)min(twiceMaxEdgePower, scaledPower);
 631
 632                 switch (pCtlMode[ctlMode]) {
 633                 case CTL_11B:
 634                         for (i = 0; i < ARRAY_SIZE(targetPowerCck.tPow2x); i++) {
 635                                 targetPowerCck.tPow2x[i] =
 636                                         min((u16)targetPowerCck.tPow2x[i],
 637                                             minCtlPower);
 638                         }
 639                         break;
 640                 case CTL_11G:
 641                         for (i = 0; i < ARRAY_SIZE(targetPowerOfdm.tPow2x); i++) {
 642                                 targetPowerOfdm.tPow2x[i] =
 643                                         min((u16)targetPowerOfdm.tPow2x[i],
 644                                             minCtlPower);
 645                         }
 646                         break;
 647                 case CTL_2GHT20:
 648                         for (i = 0; i < ARRAY_SIZE(targetPowerHt20.tPow2x); i++) {
 649                                 targetPowerHt20.tPow2x[i] =
 650                                         min((u16)targetPowerHt20.tPow2x[i],
 651                                             minCtlPower);
 652                         }
 653                         break;
 654                 case CTL_11B_EXT:
 655                         targetPowerCckExt.tPow2x[0] =
 656                                 min((u16)targetPowerCckExt.tPow2x[0],
 657                                     minCtlPower);
 658                         break;
 659                 case CTL_11G_EXT:
 660                         targetPowerOfdmExt.tPow2x[0] =
 661                                 min((u16)targetPowerOfdmExt.tPow2x[0],
 662                                     minCtlPower);
 663                         break;
 664                 case CTL_2GHT40:
 665                         for (i = 0; i < ARRAY_SIZE(targetPowerHt40.tPow2x); i++) {
 666                                 targetPowerHt40.tPow2x[i] =
 667                                         min((u16)targetPowerHt40.tPow2x[i],
 668                                             minCtlPower);
 669                         }
 670                         break;
 671                 default:
 672                         break;
 673                 }
 674         }
 675
 676         ratesArray[rate6mb] =
 677         ratesArray[rate9mb] =
 678         ratesArray[rate12mb] =
 679         ratesArray[rate18mb] =
 680         ratesArray[rate24mb] =
 681         targetPowerOfdm.tPow2x[0];
 682
 683         ratesArray[rate36mb] = targetPowerOfdm.tPow2x[1];
 684         ratesArray[rate48mb] = targetPowerOfdm.tPow2x[2];
 685         ratesArray[rate54mb] = targetPowerOfdm.tPow2x[3];
 686         ratesArray[rateXr] = targetPowerOfdm.tPow2x[0];
 687
 688         for (i = 0; i < ARRAY_SIZE(targetPowerHt20.tPow2x); i++)
 689                 ratesArray[rateHt20_0 + i] = targetPowerHt20.tPow2x[i];
 690
 691         ratesArray[rate1l] = targetPowerCck.tPow2x[0];
 692         ratesArray[rate2s] = ratesArray[rate2l] = targetPowerCck.tPow2x[1];
 693         ratesArray[rate5_5s] = ratesArray[rate5_5l] = targetPowerCck.tPow2x[2];
 694         ratesArray[rate11s] = ratesArray[rate11l] = targetPowerCck.tPow2x[3];
 695
 696         if (IS_CHAN_HT40(chan)) {
 697                 for (i = 0; i < ARRAY_SIZE(targetPowerHt40.tPow2x); i++) {
 698                         ratesArray[rateHt40_0 + i] =
 699                                 targetPowerHt40.tPow2x[i];
 700                 }
 701                 ratesArray[rateDupOfdm] = targetPowerHt40.tPow2x[0];
 702                 ratesArray[rateDupCck] = targetPowerHt40.tPow2x[0];
 703                 ratesArray[rateExtOfdm] = targetPowerOfdmExt.tPow2x[0];
 704                 ratesArray[rateExtCck] = targetPowerCckExt.tPow2x[0];
 705         }
 706
 707 #undef CMP_TEST_GRP
 708 }
 709
 710 static void ath9k_hw_4k_set_txpower(struct ath_hw *ah,
 711                                     struct ath9k_channel *chan,
 712                                     u16 cfgCtl,
 713                                     u8 twiceAntennaReduction,
 714                                     u8 twiceMaxRegulatoryPower,
 715                                     u8 powerLimit)
 716 {
 717         struct ath_regulatory *regulatory = ath9k_hw_regulatory(ah);
 718         struct ar5416_eeprom_4k *pEepData = &ah->eeprom.map4k;
 719         struct modal_eep_4k_header *pModal = &pEepData->modalHeader;
 720         int16_t ratesArray[Ar5416RateSize];
 721         int16_t txPowerIndexOffset = 0;
 722         u8 ht40PowerIncForPdadc = 2;
 723         int i;
 724
 725         memset(ratesArray, 0, sizeof(ratesArray));
 726
 727         if ((pEepData->baseEepHeader.version & AR5416_EEP_VER_MINOR_MASK) >=
 728             AR5416_EEP_MINOR_VER_2) {
 729                 ht40PowerIncForPdadc = pModal->ht40PowerIncForPdadc;
 730         }
 731
 732         ath9k_hw_set_4k_power_per_rate_table(ah, chan,
 733                                              &ratesArray[0], cfgCtl,
 734                                              twiceAntennaReduction,
 735                                              twiceMaxRegulatoryPower,
 736                                              powerLimit);
 737
 738         ath9k_hw_set_4k_power_cal_table(ah, chan, &txPowerIndexOffset);
 739
 740         for (i = 0; i < ARRAY_SIZE(ratesArray); i++) {
 741                 ratesArray[i] = (int16_t)(txPowerIndexOffset + ratesArray[i]);
 742                 if (ratesArray[i] > AR5416_MAX_RATE_POWER)
 743                         ratesArray[i] = AR5416_MAX_RATE_POWER;
 744         }
 745
 746
 747         /* Update regulatory */
 748
 749         i = rate6mb;
 750         if (IS_CHAN_HT40(chan))
 751                 i = rateHt40_0;
 752         else if (IS_CHAN_HT20(chan))
 753                 i = rateHt20_0;
 754
 755         regulatory->max_power_level = ratesArray[i];
 756
 757         if (AR_SREV_9280_10_OR_LATER(ah)) {
 758                 for (i = 0; i < Ar5416RateSize; i++)
 759                         ratesArray[i] -= AR5416_PWR_TABLE_OFFSET_DB * 2;
 760         }
 761
 762         /* OFDM power per rate */
 763         REG_WRITE(ah, AR_PHY_POWER_TX_RATE1,
 764                   ATH9K_POW_SM(ratesArray[rate18mb], 24)
 765                   | ATH9K_POW_SM(ratesArray[rate12mb], 16)
 766                   | ATH9K_POW_SM(ratesArray[rate9mb], 8)
 767                   | ATH9K_POW_SM(ratesArray[rate6mb], 0));
 768         REG_WRITE(ah, AR_PHY_POWER_TX_RATE2,
 769                   ATH9K_POW_SM(ratesArray[rate54mb], 24)
 770                   | ATH9K_POW_SM(ratesArray[rate48mb], 16)
 771                   | ATH9K_POW_SM(ratesArray[rate36mb], 8)
 772                   | ATH9K_POW_SM(ratesArray[rate24mb], 0));
 773
 774         /* CCK power per rate */
 775         REG_WRITE(ah, AR_PHY_POWER_TX_RATE3,
 776                   ATH9K_POW_SM(ratesArray[rate2s], 24)
 777                   | ATH9K_POW_SM(ratesArray[rate2l], 16)
 778                   | ATH9K_POW_SM(ratesArray[rateXr], 8)
 779                   | ATH9K_POW_SM(ratesArray[rate1l], 0));
 780         REG_WRITE(ah, AR_PHY_POWER_TX_RATE4,
 781                   ATH9K_POW_SM(ratesArray[rate11s], 24)
 782                   | ATH9K_POW_SM(ratesArray[rate11l], 16)
 783                   | ATH9K_POW_SM(ratesArray[rate5_5s], 8)
 784                   | ATH9K_POW_SM(ratesArray[rate5_5l], 0));
 785
 786         /* HT20 power per rate */
 787         REG_WRITE(ah, AR_PHY_POWER_TX_RATE5,
 788                   ATH9K_POW_SM(ratesArray[rateHt20_3], 24)
 789                   | ATH9K_POW_SM(ratesArray[rateHt20_2], 16)
 790                   | ATH9K_POW_SM(ratesArray[rateHt20_1], 8)
 791                   | ATH9K_POW_SM(ratesArray[rateHt20_0], 0));
 792         REG_WRITE(ah, AR_PHY_POWER_TX_RATE6,
 793                   ATH9K_POW_SM(ratesArray[rateHt20_7], 24)
 794                   | ATH9K_POW_SM(ratesArray[rateHt20_6], 16)
 795                   | ATH9K_POW_SM(ratesArray[rateHt20_5], 8)
 796                   | ATH9K_POW_SM(ratesArray[rateHt20_4], 0));
 797
 798         /* HT40 power per rate */
 799         if (IS_CHAN_HT40(chan)) {
 800                 REG_WRITE(ah, AR_PHY_POWER_TX_RATE7,
 801                           ATH9K_POW_SM(ratesArray[rateHt40_3] +
 802                                        ht40PowerIncForPdadc, 24)
 803                           | ATH9K_POW_SM(ratesArray[rateHt40_2] +
 804                                          ht40PowerIncForPdadc, 16)
 805                           | ATH9K_POW_SM(ratesArray[rateHt40_1] +
 806                                          ht40PowerIncForPdadc, 8)
 807                           | ATH9K_POW_SM(ratesArray[rateHt40_0] +
 808                                          ht40PowerIncForPdadc, 0));
 809                 REG_WRITE(ah, AR_PHY_POWER_TX_RATE8,
 810                           ATH9K_POW_SM(ratesArray[rateHt40_7] +
 811                                        ht40PowerIncForPdadc, 24)
 812                           | ATH9K_POW_SM(ratesArray[rateHt40_6] +
 813                                          ht40PowerIncForPdadc, 16)
 814                           | ATH9K_POW_SM(ratesArray[rateHt40_5] +
 815                                          ht40PowerIncForPdadc, 8)
 816                           | ATH9K_POW_SM(ratesArray[rateHt40_4] +
 817                                          ht40PowerIncForPdadc, 0));
 818                 REG_WRITE(ah, AR_PHY_POWER_TX_RATE9,
 819                           ATH9K_POW_SM(ratesArray[rateExtOfdm], 24)
 820                           | ATH9K_POW_SM(ratesArray[rateExtCck], 16)
 821                           | ATH9K_POW_SM(ratesArray[rateDupOfdm], 8)
 822                           | ATH9K_POW_SM(ratesArray[rateDupCck], 0));
 823         }
 824 }
 825
 826 static void ath9k_hw_4k_set_addac(struct ath_hw *ah,
 827                                   struct ath9k_channel *chan)
 828 {
 829         struct modal_eep_4k_header *pModal;
 830         struct ar5416_eeprom_4k *eep = &ah->eeprom.map4k;
 831         u8 biaslevel;
 832
 833         if (ah->hw_version.macVersion != AR_SREV_VERSION_9160)
 834                 return;
 835
 836         if (ah->eep_ops->get_eeprom_rev(ah) < AR5416_EEP_MINOR_VER_7)
 837                 return;
 838
 839         pModal = &eep->modalHeader;
 840
 841         if (pModal->xpaBiasLvl != 0xff) {
 842                 biaslevel = pModal->xpaBiasLvl;
 843                 INI_RA(&ah->iniAddac, 7, 1) =
 844                   (INI_RA(&ah->iniAddac, 7, 1) & (~0x18)) | biaslevel << 3;
 845         }
 846 }
 847
 848 static void ath9k_hw_4k_set_gain(struct ath_hw *ah,
 849                                  struct modal_eep_4k_header *pModal,
 850                                  struct ar5416_eeprom_4k *eep,
 851                                  u8 txRxAttenLocal)
 852 {
 853         REG_WRITE(ah, AR_PHY_SWITCH_CHAIN_0,
 854                   pModal->antCtrlChain[0]);
 855
 856         REG_WRITE(ah, AR_PHY_TIMING_CTRL4(0),
 857                   (REG_READ(ah, AR_PHY_TIMING_CTRL4(0)) &
 858                    ~(AR_PHY_TIMING_CTRL4_IQCORR_Q_Q_COFF |
 859                      AR_PHY_TIMING_CTRL4_IQCORR_Q_I_COFF)) |
 860                   SM(pModal->iqCalICh[0], AR_PHY_TIMING_CTRL4_IQCORR_Q_I_COFF) |
 861                   SM(pModal->iqCalQCh[0], AR_PHY_TIMING_CTRL4_IQCORR_Q_Q_COFF));
 862
 863         if ((eep->baseEepHeader.version & AR5416_EEP_VER_MINOR_MASK) >=
 864             AR5416_EEP_MINOR_VER_3) {
 865                 txRxAttenLocal = pModal->txRxAttenCh[0];
 866
 867                 REG_RMW_FIELD(ah, AR_PHY_GAIN_2GHZ,
 868                               AR_PHY_GAIN_2GHZ_XATTEN1_MARGIN, pModal->bswMargin[0]);
 869                 REG_RMW_FIELD(ah, AR_PHY_GAIN_2GHZ,
 870                               AR_PHY_GAIN_2GHZ_XATTEN1_DB, pModal->bswAtten[0]);
 871                 REG_RMW_FIELD(ah, AR_PHY_GAIN_2GHZ,
 872                               AR_PHY_GAIN_2GHZ_XATTEN2_MARGIN,
 873                               pModal->xatten2Margin[0]);
 874                 REG_RMW_FIELD(ah, AR_PHY_GAIN_2GHZ,
 875                               AR_PHY_GAIN_2GHZ_XATTEN2_DB, pModal->xatten2Db[0]);
 876
 877                 /* Set the block 1 value to block 0 value */
 878                 REG_RMW_FIELD(ah, AR_PHY_GAIN_2GHZ + 0x1000,
 879                               AR_PHY_GAIN_2GHZ_XATTEN1_MARGIN,
 880                               pModal->bswMargin[0]);
 881                 REG_RMW_FIELD(ah, AR_PHY_GAIN_2GHZ + 0x1000,
 882                               AR_PHY_GAIN_2GHZ_XATTEN1_DB, pModal->bswAtten[0]);
 883                 REG_RMW_FIELD(ah, AR_PHY_GAIN_2GHZ + 0x1000,
 884                               AR_PHY_GAIN_2GHZ_XATTEN2_MARGIN,
 885                               pModal->xatten2Margin[0]);
 886                 REG_RMW_FIELD(ah, AR_PHY_GAIN_2GHZ + 0x1000,
 887                               AR_PHY_GAIN_2GHZ_XATTEN2_DB,
 888                               pModal->xatten2Db[0]);
 889         }
 890
 891         REG_RMW_FIELD(ah, AR_PHY_RXGAIN,
 892                       AR9280_PHY_RXGAIN_TXRX_ATTEN, txRxAttenLocal);
 893         REG_RMW_FIELD(ah, AR_PHY_RXGAIN,
 894                       AR9280_PHY_RXGAIN_TXRX_MARGIN, pModal->rxTxMarginCh[0]);
 895
 896         REG_RMW_FIELD(ah, AR_PHY_RXGAIN + 0x1000,
 897                       AR9280_PHY_RXGAIN_TXRX_ATTEN, txRxAttenLocal);
 898         REG_RMW_FIELD(ah, AR_PHY_RXGAIN + 0x1000,
 899                       AR9280_PHY_RXGAIN_TXRX_MARGIN, pModal->rxTxMarginCh[0]);
 900
 901         if (AR_SREV_9285_11(ah))
 902                 REG_WRITE(ah, AR9285_AN_TOP4, (AR9285_AN_TOP4_DEFAULT | 0x14));
 903 }
 904
 905 /*
 906  * Read EEPROM header info and program the device for correct operation
 907  * given the channel value.
 908  */
 909 static void ath9k_hw_4k_set_board_values(struct ath_hw *ah,
 910                                          struct ath9k_channel *chan)
 911 {
 912         struct modal_eep_4k_header *pModal;
 913         struct ar5416_eeprom_4k *eep = &ah->eeprom.map4k;
 914         u8 txRxAttenLocal;
 915         u8 ob[5], db1[5], db2[5];
 916         u8 ant_div_control1, ant_div_control2;
 917         u32 regVal;
 918
 919         pModal = &eep->modalHeader;
 920         txRxAttenLocal = 23;
 921
 922         REG_WRITE(ah, AR_PHY_SWITCH_COM,
 923                   ah->eep_ops->get_eeprom_antenna_cfg(ah, chan));
 924
 925         /* Single chain for 4K EEPROM*/
 926         ath9k_hw_4k_set_gain(ah, pModal, eep, txRxAttenLocal);
 927
 928         /* Initialize Ant Diversity settings from EEPROM */
 929         if (pModal->version >= 3) {
 930                 ant_div_control1 = pModal->antdiv_ctl1;
 931                 ant_div_control2 = pModal->antdiv_ctl2;
 932
 933                 regVal = REG_READ(ah, AR_PHY_MULTICHAIN_GAIN_CTL);
 934                 regVal &= (~(AR_PHY_9285_ANT_DIV_CTL_ALL));
 935
 936                 regVal |= SM(ant_div_control1,
 937                              AR_PHY_9285_ANT_DIV_CTL);
 938                 regVal |= SM(ant_div_control2,
 939                              AR_PHY_9285_ANT_DIV_ALT_LNACONF);
 940                 regVal |= SM((ant_div_control2 >> 2),
 941                              AR_PHY_9285_ANT_DIV_MAIN_LNACONF);
 942                 regVal |= SM((ant_div_control1 >> 1),
 943                              AR_PHY_9285_ANT_DIV_ALT_GAINTB);
 944                 regVal |= SM((ant_div_control1 >> 2),
 945                              AR_PHY_9285_ANT_DIV_MAIN_GAINTB);
 946
 947
 948                 REG_WRITE(ah, AR_PHY_MULTICHAIN_GAIN_CTL, regVal);
 949                 regVal = REG_READ(ah, AR_PHY_MULTICHAIN_GAIN_CTL);
 950                 regVal = REG_READ(ah, AR_PHY_CCK_DETECT);
 951                 regVal &= (~AR_PHY_CCK_DETECT_BB_ENABLE_ANT_FAST_DIV);
 952                 regVal |= SM((ant_div_control1 >> 3),
 953                              AR_PHY_CCK_DETECT_BB_ENABLE_ANT_FAST_DIV);
 954
 955                 REG_WRITE(ah, AR_PHY_CCK_DETECT, regVal);
 956                 regVal = REG_READ(ah, AR_PHY_CCK_DETECT);
 957         }
 958
 959         if (pModal->version >= 2) {
 960                 ob[0] = pModal->ob_0;
 961                 ob[1] = pModal->ob_1;
 962                 ob[2] = pModal->ob_2;
 963                 ob[3] = pModal->ob_3;
 964                 ob[4] = pModal->ob_4;
 965
 966                 db1[0] = pModal->db1_0;
 967                 db1[1] = pModal->db1_1;
 968                 db1[2] = pModal->db1_2;
 969                 db1[3] = pModal->db1_3;
 970                 db1[4] = pModal->db1_4;
 971
 972                 db2[0] = pModal->db2_0;
 973                 db2[1] = pModal->db2_1;
 974                 db2[2] = pModal->db2_2;
 975                 db2[3] = pModal->db2_3;
 976                 db2[4] = pModal->db2_4;
 977         } else if (pModal->version == 1) {
 978                 ob[0] = pModal->ob_0;
 979                 ob[1] = ob[2] = ob[3] = ob[4] = pModal->ob_1;
 980                 db1[0] = pModal->db1_0;
 981                 db1[1] = db1[2] = db1[3] = db1[4] = pModal->db1_1;
 982                 db2[0] = pModal->db2_0;
 983                 db2[1] = db2[2] = db2[3] = db2[4] = pModal->db2_1;
 984         } else {
 985                 int i;
 986
 987                 for (i = 0; i < 5; i++) {
 988                         ob[i] = pModal->ob_0;
 989                         db1[i] = pModal->db1_0;
 990                         db2[i] = pModal->db1_0;
 991                 }
 992         }
 993
 994         if (AR_SREV_9271(ah)) {
 995                 ath9k_hw_analog_shift_rmw(ah,
 996                                           AR9285_AN_RF2G3,
 997                                           AR9271_AN_RF2G3_OB_cck,
 998                                           AR9271_AN_RF2G3_OB_cck_S,
 999                                           ob[0]);
1000                 ath9k_hw_analog_shift_rmw(ah,
1001                                           AR9285_AN_RF2G3,
1002                                           AR9271_AN_RF2G3_OB_psk,
1003                                           AR9271_AN_RF2G3_OB_psk_S,
1004                                           ob[1]);
1005                 ath9k_hw_analog_shift_rmw(ah,
1006                                           AR9285_AN_RF2G3,
1007                                           AR9271_AN_RF2G3_OB_qam,
1008                                           AR9271_AN_RF2G3_OB_qam_S,
1009                                           ob[2]);
1010                 ath9k_hw_analog_shift_rmw(ah,
1011                                           AR9285_AN_RF2G3,
1012                                           AR9271_AN_RF2G3_DB_1,
1013                                           AR9271_AN_RF2G3_DB_1_S,
1014                                           db1[0]);
1015                 ath9k_hw_analog_shift_rmw(ah,
1016                                           AR9285_AN_RF2G4,
1017                                           AR9271_AN_RF2G4_DB_2,
1018                                           AR9271_AN_RF2G4_DB_2_S,
1019                                           db2[0]);
1020         } else {
1021                 ath9k_hw_analog_shift_rmw(ah,
1022                                           AR9285_AN_RF2G3,
1023                                           AR9285_AN_RF2G3_OB_0,
1024                                           AR9285_AN_RF2G3_OB_0_S,
1025                                           ob[0]);
1026                 ath9k_hw_analog_shift_rmw(ah,
1027                                           AR9285_AN_RF2G3,
1028                                           AR9285_AN_RF2G3_OB_1,
1029                                           AR9285_AN_RF2G3_OB_1_S,
1030                                           ob[1]);
1031                 ath9k_hw_analog_shift_rmw(ah,
1032                                           AR9285_AN_RF2G3,
1033                                           AR9285_AN_RF2G3_OB_2,
1034                                           AR9285_AN_RF2G3_OB_2_S,
1035                                           ob[2]);
1036                 ath9k_hw_analog_shift_rmw(ah,
1037                                           AR9285_AN_RF2G3,
1038                                           AR9285_AN_RF2G3_OB_3,
1039                                           AR9285_AN_RF2G3_OB_3_S,
1040                                           ob[3]);
1041                 ath9k_hw_analog_shift_rmw(ah,
1042                                           AR9285_AN_RF2G3,
1043                                           AR9285_AN_RF2G3_OB_4,
1044                                           AR9285_AN_RF2G3_OB_4_S,
1045                                           ob[4]);
1046
1047                 ath9k_hw_analog_shift_rmw(ah,
1048                                           AR9285_AN_RF2G3,
1049                                           AR9285_AN_RF2G3_DB1_0,
1050                                           AR9285_AN_RF2G3_DB1_0_S,
1051                                           db1[0]);
1052                 ath9k_hw_analog_shift_rmw(ah,
1053                                           AR9285_AN_RF2G3,
1054                                           AR9285_AN_RF2G3_DB1_1,
1055                                           AR9285_AN_RF2G3_DB1_1_S,
1056                                           db1[1]);
1057                 ath9k_hw_analog_shift_rmw(ah,
1058                                           AR9285_AN_RF2G3,
1059                                           AR9285_AN_RF2G3_DB1_2,
1060                                           AR9285_AN_RF2G3_DB1_2_S,
1061                                           db1[2]);
1062                 ath9k_hw_analog_shift_rmw(ah,
1063                                           AR9285_AN_RF2G4,
1064                                           AR9285_AN_RF2G4_DB1_3,
1065                                           AR9285_AN_RF2G4_DB1_3_S,
1066                                           db1[3]);
1067                 ath9k_hw_analog_shift_rmw(ah,
1068                                           AR9285_AN_RF2G4,
1069                                           AR9285_AN_RF2G4_DB1_4,
1070                                           AR9285_AN_RF2G4_DB1_4_S, db1[4]);
1071
1072                 ath9k_hw_analog_shift_rmw(ah,
1073                                           AR9285_AN_RF2G4,
1074                                           AR9285_AN_RF2G4_DB2_0,
1075                                           AR9285_AN_RF2G4_DB2_0_S,
1076                                           db2[0]);
1077                 ath9k_hw_analog_shift_rmw(ah,
1078                                           AR9285_AN_RF2G4,
1079                                           AR9285_AN_RF2G4_DB2_1,
1080                                           AR9285_AN_RF2G4_DB2_1_S,
1081                                           db2[1]);
1082                 ath9k_hw_analog_shift_rmw(ah,
1083                                           AR9285_AN_RF2G4,
1084                                           AR9285_AN_RF2G4_DB2_2,
1085                                           AR9285_AN_RF2G4_DB2_2_S,
1086                                           db2[2]);
1087                 ath9k_hw_analog_shift_rmw(ah,
1088                                           AR9285_AN_RF2G4,
1089                                           AR9285_AN_RF2G4_DB2_3,
1090                                           AR9285_AN_RF2G4_DB2_3_S,
1091                                           db2[3]);
1092                 ath9k_hw_analog_shift_rmw(ah,
1093                                           AR9285_AN_RF2G4,
1094                                           AR9285_AN_RF2G4_DB2_4,
1095                                           AR9285_AN_RF2G4_DB2_4_S,
1096                                           db2[4]);
1097         }
1098
1099
1100         if (AR_SREV_9285_11(ah))
1101                 REG_WRITE(ah, AR9285_AN_TOP4, AR9285_AN_TOP4_DEFAULT);
1102
1103         REG_RMW_FIELD(ah, AR_PHY_SETTLING, AR_PHY_SETTLING_SWITCH,
1104                       pModal->switchSettling);
1105         REG_RMW_FIELD(ah, AR_PHY_DESIRED_SZ, AR_PHY_DESIRED_SZ_ADC,
1106                       pModal->adcDesiredSize);
1107
1108         REG_WRITE(ah, AR_PHY_RF_CTL4,
1109                   SM(pModal->txEndToXpaOff, AR_PHY_RF_CTL4_TX_END_XPAA_OFF) |
1110                   SM(pModal->txEndToXpaOff, AR_PHY_RF_CTL4_TX_END_XPAB_OFF) |
1111                   SM(pModal->txFrameToXpaOn, AR_PHY_RF_CTL4_FRAME_XPAA_ON)  |
1112                   SM(pModal->txFrameToXpaOn, AR_PHY_RF_CTL4_FRAME_XPAB_ON));
1113
1114         REG_RMW_FIELD(ah, AR_PHY_RF_CTL3, AR_PHY_TX_END_TO_A2_RX_ON,
1115                       pModal->txEndToRxOn);
1116
1117         if (AR_SREV_9271_10(ah))
1118                 REG_RMW_FIELD(ah, AR_PHY_RF_CTL3, AR_PHY_TX_END_TO_A2_RX_ON,
1119                               pModal->txEndToRxOn);
1120         REG_RMW_FIELD(ah, AR_PHY_CCA, AR9280_PHY_CCA_THRESH62,
1121                       pModal->thresh62);
1122         REG_RMW_FIELD(ah, AR_PHY_EXT_CCA0, AR_PHY_EXT_CCA0_THRESH62,
1123                       pModal->thresh62);
1124
1125         if ((eep->baseEepHeader.version & AR5416_EEP_VER_MINOR_MASK) >=
1126                                                 AR5416_EEP_MINOR_VER_2) {
1127                 REG_RMW_FIELD(ah, AR_PHY_RF_CTL2, AR_PHY_TX_END_DATA_START,
1128                               pModal->txFrameToDataStart);
1129                 REG_RMW_FIELD(ah, AR_PHY_RF_CTL2, AR_PHY_TX_END_PA_ON,
1130                               pModal->txFrameToPaOn);
1131         }
1132
1133         if ((eep->baseEepHeader.version & AR5416_EEP_VER_MINOR_MASK) >=
1134                                                 AR5416_EEP_MINOR_VER_3) {
1135                 if (IS_CHAN_HT40(chan))
1136                         REG_RMW_FIELD(ah, AR_PHY_SETTLING,
1137                                       AR_PHY_SETTLING_SWITCH,
1138                                       pModal->swSettleHt40);
1139         }
1140 }
1141
1142 static u16 ath9k_hw_4k_get_eeprom_antenna_cfg(struct ath_hw *ah,
1143                                               struct ath9k_channel *chan)
1144 {
1145         struct ar5416_eeprom_4k *eep = &ah->eeprom.map4k;
1146         struct modal_eep_4k_header *pModal = &eep->modalHeader;
1147
1148         return pModal->antCtrlCommon & 0xFFFF;
1149 }
1150
1151 static u8 ath9k_hw_4k_get_num_ant_config(struct ath_hw *ah,
1152                                          enum ieee80211_band freq_band)
1153 {
1154         return 1;
1155 }
1156
1157 static u16 ath9k_hw_4k_get_spur_channel(struct ath_hw *ah, u16 i, bool is2GHz)
1158 {
1159 #define EEP_MAP4K_SPURCHAN \
1160         (ah->eeprom.map4k.modalHeader.spurChans[i].spurChan)
1161         struct ath_common *common = ath9k_hw_common(ah);
1162
1163         u16 spur_val = AR_NO_SPUR;
1164
1165         ath_print(common, ATH_DBG_ANI,
1166                   "Getting spur idx %d is2Ghz. %d val %x\n",
1167                   i, is2GHz, ah->config.spurchans[i][is2GHz]);
1168
1169         switch (ah->config.spurmode) {
1170         case SPUR_DISABLE:
1171                 break;
1172         case SPUR_ENABLE_IOCTL:
1173                 spur_val = ah->config.spurchans[i][is2GHz];
1174                 ath_print(common, ATH_DBG_ANI,
1175                           "Getting spur val from new loc. %d\n", spur_val);
1176                 break;
1177         case SPUR_ENABLE_EEPROM:
1178                 spur_val = EEP_MAP4K_SPURCHAN;
1179                 break;
1180         }
1181
1182         return spur_val;
1183
1184 #undef EEP_MAP4K_SPURCHAN
1185 }
1186
1187 const struct eeprom_ops eep_4k_ops = {
1188         .check_eeprom           = ath9k_hw_4k_check_eeprom,
1189         .get_eeprom             = ath9k_hw_4k_get_eeprom,
1190         .fill_eeprom            = ath9k_hw_4k_fill_eeprom,
1191         .get_eeprom_ver         = ath9k_hw_4k_get_eeprom_ver,
1192         .get_eeprom_rev         = ath9k_hw_4k_get_eeprom_rev,
1193         .get_num_ant_config     = ath9k_hw_4k_get_num_ant_config,
1194         .get_eeprom_antenna_cfg = ath9k_hw_4k_get_eeprom_antenna_cfg,
1195         .set_board_values       = ath9k_hw_4k_set_board_values,
1196         .set_addac              = ath9k_hw_4k_set_addac,
1197         .set_txpower            = ath9k_hw_4k_set_txpower,
1198         .get_spur_channel       = ath9k_hw_4k_get_spur_channel
1199 };