linux/drivers/net/wireless/ath/ath9k/eeprom_def.c
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   1/*
   2 * Copyright (c) 2008-2011 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 <asm/unaligned.h>
  18#include "hw.h"
  19#include "ar9002_phy.h"
  20
  21static void ath9k_get_txgain_index(struct ath_hw *ah,
  22                struct ath9k_channel *chan,
  23                struct calDataPerFreqOpLoop *rawDatasetOpLoop,
  24                u8 *calChans,  u16 availPiers, u8 *pwr, u8 *pcdacIdx)
  25{
  26        u8 pcdac, i = 0;
  27        u16 idxL = 0, idxR = 0, numPiers;
  28        bool match;
  29        struct chan_centers centers;
  30
  31        ath9k_hw_get_channel_centers(ah, chan, &centers);
  32
  33        for (numPiers = 0; numPiers < availPiers; numPiers++)
  34                if (calChans[numPiers] == AR5416_BCHAN_UNUSED)
  35                        break;
  36
  37        match = ath9k_hw_get_lower_upper_index(
  38                        (u8)FREQ2FBIN(centers.synth_center, IS_CHAN_2GHZ(chan)),
  39                        calChans, numPiers, &idxL, &idxR);
  40        if (match) {
  41                pcdac = rawDatasetOpLoop[idxL].pcdac[0][0];
  42                *pwr = rawDatasetOpLoop[idxL].pwrPdg[0][0];
  43        } else {
  44                pcdac = rawDatasetOpLoop[idxR].pcdac[0][0];
  45                *pwr = (rawDatasetOpLoop[idxL].pwrPdg[0][0] +
  46                                rawDatasetOpLoop[idxR].pwrPdg[0][0])/2;
  47        }
  48
  49        while (pcdac > ah->originalGain[i] &&
  50                        i < (AR9280_TX_GAIN_TABLE_SIZE - 1))
  51                i++;
  52
  53        *pcdacIdx = i;
  54}
  55
  56static void ath9k_olc_get_pdadcs(struct ath_hw *ah,
  57                                u32 initTxGain,
  58                                int txPower,
  59                                u8 *pPDADCValues)
  60{
  61        u32 i;
  62        u32 offset;
  63
  64        REG_RMW_FIELD(ah, AR_PHY_TX_PWRCTRL6_0,
  65                        AR_PHY_TX_PWRCTRL_ERR_EST_MODE, 3);
  66        REG_RMW_FIELD(ah, AR_PHY_TX_PWRCTRL6_1,
  67                        AR_PHY_TX_PWRCTRL_ERR_EST_MODE, 3);
  68
  69        REG_RMW_FIELD(ah, AR_PHY_TX_PWRCTRL7,
  70                        AR_PHY_TX_PWRCTRL_INIT_TX_GAIN, initTxGain);
  71
  72        offset = txPower;
  73        for (i = 0; i < AR5416_NUM_PDADC_VALUES; i++)
  74                if (i < offset)
  75                        pPDADCValues[i] = 0x0;
  76                else
  77                        pPDADCValues[i] = 0xFF;
  78}
  79
  80static int ath9k_hw_def_get_eeprom_ver(struct ath_hw *ah)
  81{
  82        return ((ah->eeprom.def.baseEepHeader.version >> 12) & 0xF);
  83}
  84
  85static int ath9k_hw_def_get_eeprom_rev(struct ath_hw *ah)
  86{
  87        return ((ah->eeprom.def.baseEepHeader.version) & 0xFFF);
  88}
  89
  90#define SIZE_EEPROM_DEF (sizeof(struct ar5416_eeprom_def) / sizeof(u16))
  91
  92static bool __ath9k_hw_def_fill_eeprom(struct ath_hw *ah)
  93{
  94        u16 *eep_data = (u16 *)&ah->eeprom.def;
  95        int addr, ar5416_eep_start_loc = 0x100;
  96
  97        for (addr = 0; addr < SIZE_EEPROM_DEF; addr++) {
  98                if (!ath9k_hw_nvram_read(ah, addr + ar5416_eep_start_loc,
  99                                         eep_data))
 100                        return false;
 101                eep_data++;
 102        }
 103        return true;
 104}
 105
 106static bool __ath9k_hw_usb_def_fill_eeprom(struct ath_hw *ah)
 107{
 108        u16 *eep_data = (u16 *)&ah->eeprom.def;
 109
 110        ath9k_hw_usb_gen_fill_eeprom(ah, eep_data,
 111                                     0x100, SIZE_EEPROM_DEF);
 112        return true;
 113}
 114
 115static bool ath9k_hw_def_fill_eeprom(struct ath_hw *ah)
 116{
 117        struct ath_common *common = ath9k_hw_common(ah);
 118
 119        if (!ath9k_hw_use_flash(ah)) {
 120                ath_dbg(common, EEPROM, "Reading from EEPROM, not flash\n");
 121        }
 122
 123        if (common->bus_ops->ath_bus_type == ATH_USB)
 124                return __ath9k_hw_usb_def_fill_eeprom(ah);
 125        else
 126                return __ath9k_hw_def_fill_eeprom(ah);
 127}
 128
 129#if defined(CONFIG_ATH9K_DEBUGFS) || defined(CONFIG_ATH9K_HTC_DEBUGFS)
 130static u32 ath9k_def_dump_modal_eeprom(char *buf, u32 len, u32 size,
 131                                       struct modal_eep_header *modal_hdr)
 132{
 133        PR_EEP("Chain0 Ant. Control", modal_hdr->antCtrlChain[0]);
 134        PR_EEP("Chain1 Ant. Control", modal_hdr->antCtrlChain[1]);
 135        PR_EEP("Chain2 Ant. Control", modal_hdr->antCtrlChain[2]);
 136        PR_EEP("Ant. Common Control", modal_hdr->antCtrlCommon);
 137        PR_EEP("Chain0 Ant. Gain", modal_hdr->antennaGainCh[0]);
 138        PR_EEP("Chain1 Ant. Gain", modal_hdr->antennaGainCh[1]);
 139        PR_EEP("Chain2 Ant. Gain", modal_hdr->antennaGainCh[2]);
 140        PR_EEP("Switch Settle", modal_hdr->switchSettling);
 141        PR_EEP("Chain0 TxRxAtten", modal_hdr->txRxAttenCh[0]);
 142        PR_EEP("Chain1 TxRxAtten", modal_hdr->txRxAttenCh[1]);
 143        PR_EEP("Chain2 TxRxAtten", modal_hdr->txRxAttenCh[2]);
 144        PR_EEP("Chain0 RxTxMargin", modal_hdr->rxTxMarginCh[0]);
 145        PR_EEP("Chain1 RxTxMargin", modal_hdr->rxTxMarginCh[1]);
 146        PR_EEP("Chain2 RxTxMargin", modal_hdr->rxTxMarginCh[2]);
 147        PR_EEP("ADC Desired size", modal_hdr->adcDesiredSize);
 148        PR_EEP("PGA Desired size", modal_hdr->pgaDesiredSize);
 149        PR_EEP("Chain0 xlna Gain", modal_hdr->xlnaGainCh[0]);
 150        PR_EEP("Chain1 xlna Gain", modal_hdr->xlnaGainCh[1]);
 151        PR_EEP("Chain2 xlna Gain", modal_hdr->xlnaGainCh[2]);
 152        PR_EEP("txEndToXpaOff", modal_hdr->txEndToXpaOff);
 153        PR_EEP("txEndToRxOn", modal_hdr->txEndToRxOn);
 154        PR_EEP("txFrameToXpaOn", modal_hdr->txFrameToXpaOn);
 155        PR_EEP("CCA Threshold)", modal_hdr->thresh62);
 156        PR_EEP("Chain0 NF Threshold", modal_hdr->noiseFloorThreshCh[0]);
 157        PR_EEP("Chain1 NF Threshold", modal_hdr->noiseFloorThreshCh[1]);
 158        PR_EEP("Chain2 NF Threshold", modal_hdr->noiseFloorThreshCh[2]);
 159        PR_EEP("xpdGain", modal_hdr->xpdGain);
 160        PR_EEP("External PD", modal_hdr->xpd);
 161        PR_EEP("Chain0 I Coefficient", modal_hdr->iqCalICh[0]);
 162        PR_EEP("Chain1 I Coefficient", modal_hdr->iqCalICh[1]);
 163        PR_EEP("Chain2 I Coefficient", modal_hdr->iqCalICh[2]);
 164        PR_EEP("Chain0 Q Coefficient", modal_hdr->iqCalQCh[0]);
 165        PR_EEP("Chain1 Q Coefficient", modal_hdr->iqCalQCh[1]);
 166        PR_EEP("Chain2 Q Coefficient", modal_hdr->iqCalQCh[2]);
 167        PR_EEP("pdGainOverlap", modal_hdr->pdGainOverlap);
 168        PR_EEP("Chain0 OutputBias", modal_hdr->ob);
 169        PR_EEP("Chain0 DriverBias", modal_hdr->db);
 170        PR_EEP("xPA Bias Level", modal_hdr->xpaBiasLvl);
 171        PR_EEP("2chain pwr decrease", modal_hdr->pwrDecreaseFor2Chain);
 172        PR_EEP("3chain pwr decrease", modal_hdr->pwrDecreaseFor3Chain);
 173        PR_EEP("txFrameToDataStart", modal_hdr->txFrameToDataStart);
 174        PR_EEP("txFrameToPaOn", modal_hdr->txFrameToPaOn);
 175        PR_EEP("HT40 Power Inc.", modal_hdr->ht40PowerIncForPdadc);
 176        PR_EEP("Chain0 bswAtten", modal_hdr->bswAtten[0]);
 177        PR_EEP("Chain1 bswAtten", modal_hdr->bswAtten[1]);
 178        PR_EEP("Chain2 bswAtten", modal_hdr->bswAtten[2]);
 179        PR_EEP("Chain0 bswMargin", modal_hdr->bswMargin[0]);
 180        PR_EEP("Chain1 bswMargin", modal_hdr->bswMargin[1]);
 181        PR_EEP("Chain2 bswMargin", modal_hdr->bswMargin[2]);
 182        PR_EEP("HT40 Switch Settle", modal_hdr->swSettleHt40);
 183        PR_EEP("Chain0 xatten2Db", modal_hdr->xatten2Db[0]);
 184        PR_EEP("Chain1 xatten2Db", modal_hdr->xatten2Db[1]);
 185        PR_EEP("Chain2 xatten2Db", modal_hdr->xatten2Db[2]);
 186        PR_EEP("Chain0 xatten2Margin", modal_hdr->xatten2Margin[0]);
 187        PR_EEP("Chain1 xatten2Margin", modal_hdr->xatten2Margin[1]);
 188        PR_EEP("Chain2 xatten2Margin", modal_hdr->xatten2Margin[2]);
 189        PR_EEP("Chain1 OutputBias", modal_hdr->ob_ch1);
 190        PR_EEP("Chain1 DriverBias", modal_hdr->db_ch1);
 191        PR_EEP("LNA Control", modal_hdr->lna_ctl);
 192        PR_EEP("XPA Bias Freq0", modal_hdr->xpaBiasLvlFreq[0]);
 193        PR_EEP("XPA Bias Freq1", modal_hdr->xpaBiasLvlFreq[1]);
 194        PR_EEP("XPA Bias Freq2", modal_hdr->xpaBiasLvlFreq[2]);
 195
 196        return len;
 197}
 198
 199static u32 ath9k_hw_def_dump_eeprom(struct ath_hw *ah, bool dump_base_hdr,
 200                                    u8 *buf, u32 len, u32 size)
 201{
 202        struct ar5416_eeprom_def *eep = &ah->eeprom.def;
 203        struct base_eep_header *pBase = &eep->baseEepHeader;
 204
 205        if (!dump_base_hdr) {
 206                len += scnprintf(buf + len, size - len,
 207                                 "%20s :\n", "2GHz modal Header");
 208                len = ath9k_def_dump_modal_eeprom(buf, len, size,
 209                                                   &eep->modalHeader[0]);
 210                len += scnprintf(buf + len, size - len,
 211                                 "%20s :\n", "5GHz modal Header");
 212                len = ath9k_def_dump_modal_eeprom(buf, len, size,
 213                                                   &eep->modalHeader[1]);
 214                goto out;
 215        }
 216
 217        PR_EEP("Major Version", pBase->version >> 12);
 218        PR_EEP("Minor Version", pBase->version & 0xFFF);
 219        PR_EEP("Checksum", pBase->checksum);
 220        PR_EEP("Length", pBase->length);
 221        PR_EEP("RegDomain1", pBase->regDmn[0]);
 222        PR_EEP("RegDomain2", pBase->regDmn[1]);
 223        PR_EEP("TX Mask", pBase->txMask);
 224        PR_EEP("RX Mask", pBase->rxMask);
 225        PR_EEP("Allow 5GHz", !!(pBase->opCapFlags & AR5416_OPFLAGS_11A));
 226        PR_EEP("Allow 2GHz", !!(pBase->opCapFlags & AR5416_OPFLAGS_11G));
 227        PR_EEP("Disable 2GHz HT20", !!(pBase->opCapFlags &
 228                                        AR5416_OPFLAGS_N_2G_HT20));
 229        PR_EEP("Disable 2GHz HT40", !!(pBase->opCapFlags &
 230                                        AR5416_OPFLAGS_N_2G_HT40));
 231        PR_EEP("Disable 5Ghz HT20", !!(pBase->opCapFlags &
 232                                        AR5416_OPFLAGS_N_5G_HT20));
 233        PR_EEP("Disable 5Ghz HT40", !!(pBase->opCapFlags &
 234                                        AR5416_OPFLAGS_N_5G_HT40));
 235        PR_EEP("Big Endian", !!(pBase->eepMisc & 0x01));
 236        PR_EEP("Cal Bin Major Ver", (pBase->binBuildNumber >> 24) & 0xFF);
 237        PR_EEP("Cal Bin Minor Ver", (pBase->binBuildNumber >> 16) & 0xFF);
 238        PR_EEP("Cal Bin Build", (pBase->binBuildNumber >> 8) & 0xFF);
 239        PR_EEP("OpenLoop Power Ctrl", pBase->openLoopPwrCntl);
 240
 241        len += scnprintf(buf + len, size - len, "%20s : %pM\n", "MacAddress",
 242                         pBase->macAddr);
 243
 244out:
 245        if (len > size)
 246                len = size;
 247
 248        return len;
 249}
 250#else
 251static u32 ath9k_hw_def_dump_eeprom(struct ath_hw *ah, bool dump_base_hdr,
 252                                    u8 *buf, u32 len, u32 size)
 253{
 254        return 0;
 255}
 256#endif
 257
 258static int ath9k_hw_def_check_eeprom(struct ath_hw *ah)
 259{
 260        struct ar5416_eeprom_def *eep = &ah->eeprom.def;
 261        struct ath_common *common = ath9k_hw_common(ah);
 262        u32 el;
 263        bool need_swap;
 264        int i, err;
 265
 266        err = ath9k_hw_nvram_swap_data(ah, &need_swap, SIZE_EEPROM_DEF);
 267        if (err)
 268                return err;
 269
 270        if (need_swap)
 271                el = swab16(eep->baseEepHeader.length);
 272        else
 273                el = eep->baseEepHeader.length;
 274
 275        el = min(el / sizeof(u16), SIZE_EEPROM_DEF);
 276        if (!ath9k_hw_nvram_validate_checksum(ah, el))
 277                return -EINVAL;
 278
 279        if (need_swap) {
 280                u32 integer, j;
 281                u16 word;
 282
 283                word = swab16(eep->baseEepHeader.length);
 284                eep->baseEepHeader.length = word;
 285
 286                word = swab16(eep->baseEepHeader.checksum);
 287                eep->baseEepHeader.checksum = word;
 288
 289                word = swab16(eep->baseEepHeader.version);
 290                eep->baseEepHeader.version = word;
 291
 292                word = swab16(eep->baseEepHeader.regDmn[0]);
 293                eep->baseEepHeader.regDmn[0] = word;
 294
 295                word = swab16(eep->baseEepHeader.regDmn[1]);
 296                eep->baseEepHeader.regDmn[1] = word;
 297
 298                word = swab16(eep->baseEepHeader.rfSilent);
 299                eep->baseEepHeader.rfSilent = word;
 300
 301                word = swab16(eep->baseEepHeader.blueToothOptions);
 302                eep->baseEepHeader.blueToothOptions = word;
 303
 304                word = swab16(eep->baseEepHeader.deviceCap);
 305                eep->baseEepHeader.deviceCap = word;
 306
 307                for (j = 0; j < ARRAY_SIZE(eep->modalHeader); j++) {
 308                        struct modal_eep_header *pModal =
 309                                &eep->modalHeader[j];
 310                        integer = swab32(pModal->antCtrlCommon);
 311                        pModal->antCtrlCommon = integer;
 312
 313                        for (i = 0; i < AR5416_MAX_CHAINS; i++) {
 314                                integer = swab32(pModal->antCtrlChain[i]);
 315                                pModal->antCtrlChain[i] = integer;
 316                        }
 317                        for (i = 0; i < 3; i++) {
 318                                word = swab16(pModal->xpaBiasLvlFreq[i]);
 319                                pModal->xpaBiasLvlFreq[i] = word;
 320                        }
 321
 322                        for (i = 0; i < AR_EEPROM_MODAL_SPURS; i++) {
 323                                word = swab16(pModal->spurChans[i].spurChan);
 324                                pModal->spurChans[i].spurChan = word;
 325                        }
 326                }
 327        }
 328
 329        if (!ath9k_hw_nvram_check_version(ah, AR5416_EEP_VER,
 330            AR5416_EEP_NO_BACK_VER))
 331                return -EINVAL;
 332
 333        /* Enable fixup for AR_AN_TOP2 if necessary */
 334        if ((ah->hw_version.devid == AR9280_DEVID_PCI) &&
 335            ((eep->baseEepHeader.version & 0xff) > 0x0a) &&
 336            (eep->baseEepHeader.pwdclkind == 0))
 337                ah->need_an_top2_fixup = true;
 338
 339        if ((common->bus_ops->ath_bus_type == ATH_USB) &&
 340            (AR_SREV_9280(ah)))
 341                eep->modalHeader[0].xpaBiasLvl = 0;
 342
 343        return 0;
 344}
 345
 346#undef SIZE_EEPROM_DEF
 347
 348static u32 ath9k_hw_def_get_eeprom(struct ath_hw *ah,
 349                                   enum eeprom_param param)
 350{
 351        struct ar5416_eeprom_def *eep = &ah->eeprom.def;
 352        struct modal_eep_header *pModal = eep->modalHeader;
 353        struct base_eep_header *pBase = &eep->baseEepHeader;
 354        int band = 0;
 355
 356        switch (param) {
 357        case EEP_NFTHRESH_5:
 358                return pModal[0].noiseFloorThreshCh[0];
 359        case EEP_NFTHRESH_2:
 360                return pModal[1].noiseFloorThreshCh[0];
 361        case EEP_MAC_LSW:
 362                return get_unaligned_be16(pBase->macAddr);
 363        case EEP_MAC_MID:
 364                return get_unaligned_be16(pBase->macAddr + 2);
 365        case EEP_MAC_MSW:
 366                return get_unaligned_be16(pBase->macAddr + 4);
 367        case EEP_REG_0:
 368                return pBase->regDmn[0];
 369        case EEP_OP_CAP:
 370                return pBase->deviceCap;
 371        case EEP_OP_MODE:
 372                return pBase->opCapFlags;
 373        case EEP_RF_SILENT:
 374                return pBase->rfSilent;
 375        case EEP_OB_5:
 376                return pModal[0].ob;
 377        case EEP_DB_5:
 378                return pModal[0].db;
 379        case EEP_OB_2:
 380                return pModal[1].ob;
 381        case EEP_DB_2:
 382                return pModal[1].db;
 383        case EEP_MINOR_REV:
 384                return AR5416_VER_MASK;
 385        case EEP_TX_MASK:
 386                return pBase->txMask;
 387        case EEP_RX_MASK:
 388                return pBase->rxMask;
 389        case EEP_FSTCLK_5G:
 390                return pBase->fastClk5g;
 391        case EEP_RXGAIN_TYPE:
 392                return pBase->rxGainType;
 393        case EEP_TXGAIN_TYPE:
 394                return pBase->txGainType;
 395        case EEP_OL_PWRCTRL:
 396                if (AR5416_VER_MASK >= AR5416_EEP_MINOR_VER_19)
 397                        return pBase->openLoopPwrCntl ? true : false;
 398                else
 399                        return false;
 400        case EEP_RC_CHAIN_MASK:
 401                if (AR5416_VER_MASK >= AR5416_EEP_MINOR_VER_19)
 402                        return pBase->rcChainMask;
 403                else
 404                        return 0;
 405        case EEP_DAC_HPWR_5G:
 406                if (AR5416_VER_MASK >= AR5416_EEP_MINOR_VER_20)
 407                        return pBase->dacHiPwrMode_5G;
 408                else
 409                        return 0;
 410        case EEP_FRAC_N_5G:
 411                if (AR5416_VER_MASK >= AR5416_EEP_MINOR_VER_22)
 412                        return pBase->frac_n_5g;
 413                else
 414                        return 0;
 415        case EEP_PWR_TABLE_OFFSET:
 416                if (AR5416_VER_MASK >= AR5416_EEP_MINOR_VER_21)
 417                        return pBase->pwr_table_offset;
 418                else
 419                        return AR5416_PWR_TABLE_OFFSET_DB;
 420        case EEP_ANTENNA_GAIN_2G:
 421                band = 1;
 422                /* fall through */
 423        case EEP_ANTENNA_GAIN_5G:
 424                return max_t(u8, max_t(u8,
 425                        pModal[band].antennaGainCh[0],
 426                        pModal[band].antennaGainCh[1]),
 427                        pModal[band].antennaGainCh[2]);
 428        default:
 429                return 0;
 430        }
 431}
 432
 433static void ath9k_hw_def_set_gain(struct ath_hw *ah,
 434                                  struct modal_eep_header *pModal,
 435                                  struct ar5416_eeprom_def *eep,
 436                                  u8 txRxAttenLocal, int regChainOffset, int i)
 437{
 438        ENABLE_REG_RMW_BUFFER(ah);
 439        if (AR5416_VER_MASK >= AR5416_EEP_MINOR_VER_3) {
 440                txRxAttenLocal = pModal->txRxAttenCh[i];
 441
 442                if (AR_SREV_9280_20_OR_LATER(ah)) {
 443                        REG_RMW_FIELD(ah, AR_PHY_GAIN_2GHZ + regChainOffset,
 444                              AR_PHY_GAIN_2GHZ_XATTEN1_MARGIN,
 445                              pModal->bswMargin[i]);
 446                        REG_RMW_FIELD(ah, AR_PHY_GAIN_2GHZ + regChainOffset,
 447                              AR_PHY_GAIN_2GHZ_XATTEN1_DB,
 448                              pModal->bswAtten[i]);
 449                        REG_RMW_FIELD(ah, AR_PHY_GAIN_2GHZ + regChainOffset,
 450                              AR_PHY_GAIN_2GHZ_XATTEN2_MARGIN,
 451                              pModal->xatten2Margin[i]);
 452                        REG_RMW_FIELD(ah, AR_PHY_GAIN_2GHZ + regChainOffset,
 453                              AR_PHY_GAIN_2GHZ_XATTEN2_DB,
 454                              pModal->xatten2Db[i]);
 455                } else {
 456                        REG_RMW(ah, AR_PHY_GAIN_2GHZ + regChainOffset,
 457                                SM(pModal-> bswMargin[i], AR_PHY_GAIN_2GHZ_BSW_MARGIN),
 458                                AR_PHY_GAIN_2GHZ_BSW_MARGIN);
 459                        REG_RMW(ah, AR_PHY_GAIN_2GHZ + regChainOffset,
 460                                SM(pModal->bswAtten[i], AR_PHY_GAIN_2GHZ_BSW_ATTEN),
 461                                AR_PHY_GAIN_2GHZ_BSW_ATTEN);
 462                }
 463        }
 464
 465        if (AR_SREV_9280_20_OR_LATER(ah)) {
 466                REG_RMW_FIELD(ah,
 467                      AR_PHY_RXGAIN + regChainOffset,
 468                      AR9280_PHY_RXGAIN_TXRX_ATTEN, txRxAttenLocal);
 469                REG_RMW_FIELD(ah,
 470                      AR_PHY_RXGAIN + regChainOffset,
 471                      AR9280_PHY_RXGAIN_TXRX_MARGIN, pModal->rxTxMarginCh[i]);
 472        } else {
 473                REG_RMW(ah, AR_PHY_RXGAIN + regChainOffset,
 474                        SM(txRxAttenLocal, AR_PHY_RXGAIN_TXRX_ATTEN),
 475                        AR_PHY_RXGAIN_TXRX_ATTEN);
 476                REG_RMW(ah, AR_PHY_GAIN_2GHZ + regChainOffset,
 477                        SM(pModal->rxTxMarginCh[i], AR_PHY_GAIN_2GHZ_RXTX_MARGIN),
 478                        AR_PHY_GAIN_2GHZ_RXTX_MARGIN);
 479        }
 480        REG_RMW_BUFFER_FLUSH(ah);
 481}
 482
 483static void ath9k_hw_def_set_board_values(struct ath_hw *ah,
 484                                          struct ath9k_channel *chan)
 485{
 486        struct modal_eep_header *pModal;
 487        struct ar5416_eeprom_def *eep = &ah->eeprom.def;
 488        int i, regChainOffset;
 489        u8 txRxAttenLocal;
 490
 491        pModal = &(eep->modalHeader[IS_CHAN_2GHZ(chan)]);
 492        txRxAttenLocal = IS_CHAN_2GHZ(chan) ? 23 : 44;
 493
 494        REG_WRITE(ah, AR_PHY_SWITCH_COM, pModal->antCtrlCommon & 0xffff);
 495
 496        for (i = 0; i < AR5416_MAX_CHAINS; i++) {
 497                if (AR_SREV_9280(ah)) {
 498                        if (i >= 2)
 499                                break;
 500                }
 501
 502                if ((ah->rxchainmask == 5 || ah->txchainmask == 5) && (i != 0))
 503                        regChainOffset = (i == 1) ? 0x2000 : 0x1000;
 504                else
 505                        regChainOffset = i * 0x1000;
 506
 507                REG_WRITE(ah, AR_PHY_SWITCH_CHAIN_0 + regChainOffset,
 508                          pModal->antCtrlChain[i]);
 509
 510                REG_WRITE(ah, AR_PHY_TIMING_CTRL4(0) + regChainOffset,
 511                          (REG_READ(ah, AR_PHY_TIMING_CTRL4(0) + regChainOffset) &
 512                           ~(AR_PHY_TIMING_CTRL4_IQCORR_Q_Q_COFF |
 513                             AR_PHY_TIMING_CTRL4_IQCORR_Q_I_COFF)) |
 514                          SM(pModal->iqCalICh[i],
 515                             AR_PHY_TIMING_CTRL4_IQCORR_Q_I_COFF) |
 516                          SM(pModal->iqCalQCh[i],
 517                             AR_PHY_TIMING_CTRL4_IQCORR_Q_Q_COFF));
 518
 519                ath9k_hw_def_set_gain(ah, pModal, eep, txRxAttenLocal,
 520                                      regChainOffset, i);
 521        }
 522
 523        if (AR_SREV_9280_20_OR_LATER(ah)) {
 524                if (IS_CHAN_2GHZ(chan)) {
 525                        ath9k_hw_analog_shift_rmw(ah, AR_AN_RF2G1_CH0,
 526                                                  AR_AN_RF2G1_CH0_OB,
 527                                                  AR_AN_RF2G1_CH0_OB_S,
 528                                                  pModal->ob);
 529                        ath9k_hw_analog_shift_rmw(ah, AR_AN_RF2G1_CH0,
 530                                                  AR_AN_RF2G1_CH0_DB,
 531                                                  AR_AN_RF2G1_CH0_DB_S,
 532                                                  pModal->db);
 533                        ath9k_hw_analog_shift_rmw(ah, AR_AN_RF2G1_CH1,
 534                                                  AR_AN_RF2G1_CH1_OB,
 535                                                  AR_AN_RF2G1_CH1_OB_S,
 536                                                  pModal->ob_ch1);
 537                        ath9k_hw_analog_shift_rmw(ah, AR_AN_RF2G1_CH1,
 538                                                  AR_AN_RF2G1_CH1_DB,
 539                                                  AR_AN_RF2G1_CH1_DB_S,
 540                                                  pModal->db_ch1);
 541                } else {
 542                        ath9k_hw_analog_shift_rmw(ah, AR_AN_RF5G1_CH0,
 543                                                  AR_AN_RF5G1_CH0_OB5,
 544                                                  AR_AN_RF5G1_CH0_OB5_S,
 545                                                  pModal->ob);
 546                        ath9k_hw_analog_shift_rmw(ah, AR_AN_RF5G1_CH0,
 547                                                  AR_AN_RF5G1_CH0_DB5,
 548                                                  AR_AN_RF5G1_CH0_DB5_S,
 549                                                  pModal->db);
 550                        ath9k_hw_analog_shift_rmw(ah, AR_AN_RF5G1_CH1,
 551                                                  AR_AN_RF5G1_CH1_OB5,
 552                                                  AR_AN_RF5G1_CH1_OB5_S,
 553                                                  pModal->ob_ch1);
 554                        ath9k_hw_analog_shift_rmw(ah, AR_AN_RF5G1_CH1,
 555                                                  AR_AN_RF5G1_CH1_DB5,
 556                                                  AR_AN_RF5G1_CH1_DB5_S,
 557                                                  pModal->db_ch1);
 558                }
 559                ath9k_hw_analog_shift_rmw(ah, AR_AN_TOP2,
 560                                          AR_AN_TOP2_XPABIAS_LVL,
 561                                          AR_AN_TOP2_XPABIAS_LVL_S,
 562                                          pModal->xpaBiasLvl);
 563                ath9k_hw_analog_shift_rmw(ah, AR_AN_TOP2,
 564                                          AR_AN_TOP2_LOCALBIAS,
 565                                          AR_AN_TOP2_LOCALBIAS_S,
 566                                          !!(pModal->lna_ctl &
 567                                             LNA_CTL_LOCAL_BIAS));
 568                REG_RMW_FIELD(ah, AR_PHY_XPA_CFG, AR_PHY_FORCE_XPA_CFG,
 569                              !!(pModal->lna_ctl & LNA_CTL_FORCE_XPA));
 570        }
 571
 572        REG_RMW_FIELD(ah, AR_PHY_SETTLING, AR_PHY_SETTLING_SWITCH,
 573                      pModal->switchSettling);
 574        REG_RMW_FIELD(ah, AR_PHY_DESIRED_SZ, AR_PHY_DESIRED_SZ_ADC,
 575                      pModal->adcDesiredSize);
 576
 577        if (!AR_SREV_9280_20_OR_LATER(ah))
 578                REG_RMW_FIELD(ah, AR_PHY_DESIRED_SZ,
 579                              AR_PHY_DESIRED_SZ_PGA,
 580                              pModal->pgaDesiredSize);
 581
 582        REG_WRITE(ah, AR_PHY_RF_CTL4,
 583                  SM(pModal->txEndToXpaOff, AR_PHY_RF_CTL4_TX_END_XPAA_OFF)
 584                  | SM(pModal->txEndToXpaOff,
 585                       AR_PHY_RF_CTL4_TX_END_XPAB_OFF)
 586                  | SM(pModal->txFrameToXpaOn,
 587                       AR_PHY_RF_CTL4_FRAME_XPAA_ON)
 588                  | SM(pModal->txFrameToXpaOn,
 589                       AR_PHY_RF_CTL4_FRAME_XPAB_ON));
 590
 591        REG_RMW_FIELD(ah, AR_PHY_RF_CTL3, AR_PHY_TX_END_TO_A2_RX_ON,
 592                      pModal->txEndToRxOn);
 593
 594        if (AR_SREV_9280_20_OR_LATER(ah)) {
 595                REG_RMW_FIELD(ah, AR_PHY_CCA, AR9280_PHY_CCA_THRESH62,
 596                              pModal->thresh62);
 597                REG_RMW_FIELD(ah, AR_PHY_EXT_CCA0,
 598                              AR_PHY_EXT_CCA0_THRESH62,
 599                              pModal->thresh62);
 600        } else {
 601                REG_RMW_FIELD(ah, AR_PHY_CCA, AR_PHY_CCA_THRESH62,
 602                              pModal->thresh62);
 603                REG_RMW_FIELD(ah, AR_PHY_EXT_CCA,
 604                              AR_PHY_EXT_CCA_THRESH62,
 605                              pModal->thresh62);
 606        }
 607
 608        if (AR5416_VER_MASK >= AR5416_EEP_MINOR_VER_2) {
 609                REG_RMW_FIELD(ah, AR_PHY_RF_CTL2,
 610                              AR_PHY_TX_END_DATA_START,
 611                              pModal->txFrameToDataStart);
 612                REG_RMW_FIELD(ah, AR_PHY_RF_CTL2, AR_PHY_TX_END_PA_ON,
 613                              pModal->txFrameToPaOn);
 614        }
 615
 616        if (AR5416_VER_MASK >= AR5416_EEP_MINOR_VER_3) {
 617                if (IS_CHAN_HT40(chan))
 618                        REG_RMW_FIELD(ah, AR_PHY_SETTLING,
 619                                      AR_PHY_SETTLING_SWITCH,
 620                                      pModal->swSettleHt40);
 621        }
 622
 623        if (AR_SREV_9280_20_OR_LATER(ah) &&
 624            AR5416_VER_MASK >= AR5416_EEP_MINOR_VER_19)
 625                REG_RMW_FIELD(ah, AR_PHY_CCK_TX_CTRL,
 626                              AR_PHY_CCK_TX_CTRL_TX_DAC_SCALE_CCK,
 627                              pModal->miscBits);
 628
 629
 630        if (AR_SREV_9280_20(ah) && AR5416_VER_MASK >= AR5416_EEP_MINOR_VER_20) {
 631                if (IS_CHAN_2GHZ(chan))
 632                        REG_RMW_FIELD(ah, AR_AN_TOP1, AR_AN_TOP1_DACIPMODE,
 633                                        eep->baseEepHeader.dacLpMode);
 634                else if (eep->baseEepHeader.dacHiPwrMode_5G)
 635                        REG_RMW_FIELD(ah, AR_AN_TOP1, AR_AN_TOP1_DACIPMODE, 0);
 636                else
 637                        REG_RMW_FIELD(ah, AR_AN_TOP1, AR_AN_TOP1_DACIPMODE,
 638                                      eep->baseEepHeader.dacLpMode);
 639
 640                udelay(100);
 641
 642                REG_RMW_FIELD(ah, AR_PHY_FRAME_CTL, AR_PHY_FRAME_CTL_TX_CLIP,
 643                              pModal->miscBits >> 2);
 644
 645                REG_RMW_FIELD(ah, AR_PHY_TX_PWRCTRL9,
 646                              AR_PHY_TX_DESIRED_SCALE_CCK,
 647                              eep->baseEepHeader.desiredScaleCCK);
 648        }
 649}
 650
 651static void ath9k_hw_def_set_addac(struct ath_hw *ah,
 652                                   struct ath9k_channel *chan)
 653{
 654#define XPA_LVL_FREQ(cnt) (pModal->xpaBiasLvlFreq[cnt])
 655        struct modal_eep_header *pModal;
 656        struct ar5416_eeprom_def *eep = &ah->eeprom.def;
 657        u8 biaslevel;
 658
 659        if (ah->hw_version.macVersion != AR_SREV_VERSION_9160)
 660                return;
 661
 662        if (ah->eep_ops->get_eeprom_rev(ah) < AR5416_EEP_MINOR_VER_7)
 663                return;
 664
 665        pModal = &(eep->modalHeader[IS_CHAN_2GHZ(chan)]);
 666
 667        if (pModal->xpaBiasLvl != 0xff) {
 668                biaslevel = pModal->xpaBiasLvl;
 669        } else {
 670                u16 resetFreqBin, freqBin, freqCount = 0;
 671                struct chan_centers centers;
 672
 673                ath9k_hw_get_channel_centers(ah, chan, &centers);
 674
 675                resetFreqBin = FREQ2FBIN(centers.synth_center,
 676                                         IS_CHAN_2GHZ(chan));
 677                freqBin = XPA_LVL_FREQ(0) & 0xff;
 678                biaslevel = (u8) (XPA_LVL_FREQ(0) >> 14);
 679
 680                freqCount++;
 681
 682                while (freqCount < 3) {
 683                        if (XPA_LVL_FREQ(freqCount) == 0x0)
 684                                break;
 685
 686                        freqBin = XPA_LVL_FREQ(freqCount) & 0xff;
 687                        if (resetFreqBin >= freqBin)
 688                                biaslevel = (u8)(XPA_LVL_FREQ(freqCount) >> 14);
 689                        else
 690                                break;
 691                        freqCount++;
 692                }
 693        }
 694
 695        if (IS_CHAN_2GHZ(chan)) {
 696                INI_RA(&ah->iniAddac, 7, 1) = (INI_RA(&ah->iniAddac,
 697                                        7, 1) & (~0x18)) | biaslevel << 3;
 698        } else {
 699                INI_RA(&ah->iniAddac, 6, 1) = (INI_RA(&ah->iniAddac,
 700                                        6, 1) & (~0xc0)) | biaslevel << 6;
 701        }
 702#undef XPA_LVL_FREQ
 703}
 704
 705static int16_t ath9k_change_gain_boundary_setting(struct ath_hw *ah,
 706                                u16 *gb,
 707                                u16 numXpdGain,
 708                                u16 pdGainOverlap_t2,
 709                                int8_t pwr_table_offset,
 710                                int16_t *diff)
 711
 712{
 713        u16 k;
 714
 715        /* Prior to writing the boundaries or the pdadc vs. power table
 716         * into the chip registers the default starting point on the pdadc
 717         * vs. power table needs to be checked and the curve boundaries
 718         * adjusted accordingly
 719         */
 720        if (AR_SREV_9280_20_OR_LATER(ah)) {
 721                u16 gb_limit;
 722
 723                if (AR5416_PWR_TABLE_OFFSET_DB != pwr_table_offset) {
 724                        /* get the difference in dB */
 725                        *diff = (u16)(pwr_table_offset - AR5416_PWR_TABLE_OFFSET_DB);
 726                        /* get the number of half dB steps */
 727                        *diff *= 2;
 728                        /* change the original gain boundary settings
 729                         * by the number of half dB steps
 730                         */
 731                        for (k = 0; k < numXpdGain; k++)
 732                                gb[k] = (u16)(gb[k] - *diff);
 733                }
 734                /* Because of a hardware limitation, ensure the gain boundary
 735                 * is not larger than (63 - overlap)
 736                 */
 737                gb_limit = (u16)(MAX_RATE_POWER - pdGainOverlap_t2);
 738
 739                for (k = 0; k < numXpdGain; k++)
 740                        gb[k] = (u16)min(gb_limit, gb[k]);
 741        }
 742
 743        return *diff;
 744}
 745
 746static void ath9k_adjust_pdadc_values(struct ath_hw *ah,
 747                                      int8_t pwr_table_offset,
 748                                      int16_t diff,
 749                                      u8 *pdadcValues)
 750{
 751#define NUM_PDADC(diff) (AR5416_NUM_PDADC_VALUES - diff)
 752        u16 k;
 753
 754        /* If this is a board that has a pwrTableOffset that differs from
 755         * the default AR5416_PWR_TABLE_OFFSET_DB then the start of the
 756         * pdadc vs pwr table needs to be adjusted prior to writing to the
 757         * chip.
 758         */
 759        if (AR_SREV_9280_20_OR_LATER(ah)) {
 760                if (AR5416_PWR_TABLE_OFFSET_DB != pwr_table_offset) {
 761                        /* shift the table to start at the new offset */
 762                        for (k = 0; k < (u16)NUM_PDADC(diff); k++ ) {
 763                                pdadcValues[k] = pdadcValues[k + diff];
 764                        }
 765
 766                        /* fill the back of the table */
 767                        for (k = (u16)NUM_PDADC(diff); k < NUM_PDADC(0); k++) {
 768                                pdadcValues[k] = pdadcValues[NUM_PDADC(diff)];
 769                        }
 770                }
 771        }
 772#undef NUM_PDADC
 773}
 774
 775static void ath9k_hw_set_def_power_cal_table(struct ath_hw *ah,
 776                                  struct ath9k_channel *chan)
 777{
 778#define SM_PD_GAIN(x) SM(0x38, AR_PHY_TPCRG5_PD_GAIN_BOUNDARY_##x)
 779#define SM_PDGAIN_B(x, y) \
 780                SM((gainBoundaries[x]), AR_PHY_TPCRG5_PD_GAIN_BOUNDARY_##y)
 781        struct ath_common *common = ath9k_hw_common(ah);
 782        struct ar5416_eeprom_def *pEepData = &ah->eeprom.def;
 783        struct cal_data_per_freq *pRawDataset;
 784        u8 *pCalBChans = NULL;
 785        u16 pdGainOverlap_t2;
 786        static u8 pdadcValues[AR5416_NUM_PDADC_VALUES];
 787        u16 gainBoundaries[AR5416_PD_GAINS_IN_MASK];
 788        u16 numPiers, i, j;
 789        int16_t diff = 0;
 790        u16 numXpdGain, xpdMask;
 791        u16 xpdGainValues[AR5416_NUM_PD_GAINS] = { 0, 0, 0, 0 };
 792        u32 reg32, regOffset, regChainOffset;
 793        int16_t modalIdx;
 794        int8_t pwr_table_offset;
 795
 796        modalIdx = IS_CHAN_2GHZ(chan) ? 1 : 0;
 797        xpdMask = pEepData->modalHeader[modalIdx].xpdGain;
 798
 799        pwr_table_offset = ah->eep_ops->get_eeprom(ah, EEP_PWR_TABLE_OFFSET);
 800
 801        if ((pEepData->baseEepHeader.version & AR5416_EEP_VER_MINOR_MASK) >=
 802            AR5416_EEP_MINOR_VER_2) {
 803                pdGainOverlap_t2 =
 804                        pEepData->modalHeader[modalIdx].pdGainOverlap;
 805        } else {
 806                pdGainOverlap_t2 = (u16)(MS(REG_READ(ah, AR_PHY_TPCRG5),
 807                                            AR_PHY_TPCRG5_PD_GAIN_OVERLAP));
 808        }
 809
 810        if (IS_CHAN_2GHZ(chan)) {
 811                pCalBChans = pEepData->calFreqPier2G;
 812                numPiers = AR5416_NUM_2G_CAL_PIERS;
 813        } else {
 814                pCalBChans = pEepData->calFreqPier5G;
 815                numPiers = AR5416_NUM_5G_CAL_PIERS;
 816        }
 817
 818        if (OLC_FOR_AR9280_20_LATER && IS_CHAN_2GHZ(chan)) {
 819                pRawDataset = pEepData->calPierData2G[0];
 820                ah->initPDADC = ((struct calDataPerFreqOpLoop *)
 821                                 pRawDataset)->vpdPdg[0][0];
 822        }
 823
 824        numXpdGain = 0;
 825
 826        for (i = 1; i <= AR5416_PD_GAINS_IN_MASK; i++) {
 827                if ((xpdMask >> (AR5416_PD_GAINS_IN_MASK - i)) & 1) {
 828                        if (numXpdGain >= AR5416_NUM_PD_GAINS)
 829                                break;
 830                        xpdGainValues[numXpdGain] =
 831                                (u16)(AR5416_PD_GAINS_IN_MASK - i);
 832                        numXpdGain++;
 833                }
 834        }
 835
 836        REG_RMW_FIELD(ah, AR_PHY_TPCRG1, AR_PHY_TPCRG1_NUM_PD_GAIN,
 837                      (numXpdGain - 1) & 0x3);
 838        REG_RMW_FIELD(ah, AR_PHY_TPCRG1, AR_PHY_TPCRG1_PD_GAIN_1,
 839                      xpdGainValues[0]);
 840        REG_RMW_FIELD(ah, AR_PHY_TPCRG1, AR_PHY_TPCRG1_PD_GAIN_2,
 841                      xpdGainValues[1]);
 842        REG_RMW_FIELD(ah, AR_PHY_TPCRG1, AR_PHY_TPCRG1_PD_GAIN_3,
 843                      xpdGainValues[2]);
 844
 845        for (i = 0; i < AR5416_MAX_CHAINS; i++) {
 846                if ((ah->rxchainmask == 5 || ah->txchainmask == 5) &&
 847                    (i != 0)) {
 848                        regChainOffset = (i == 1) ? 0x2000 : 0x1000;
 849                } else
 850                        regChainOffset = i * 0x1000;
 851
 852                if (pEepData->baseEepHeader.txMask & (1 << i)) {
 853                        if (IS_CHAN_2GHZ(chan))
 854                                pRawDataset = pEepData->calPierData2G[i];
 855                        else
 856                                pRawDataset = pEepData->calPierData5G[i];
 857
 858
 859                        if (OLC_FOR_AR9280_20_LATER) {
 860                                u8 pcdacIdx;
 861                                u8 txPower;
 862
 863                                ath9k_get_txgain_index(ah, chan,
 864                                (struct calDataPerFreqOpLoop *)pRawDataset,
 865                                pCalBChans, numPiers, &txPower, &pcdacIdx);
 866                                ath9k_olc_get_pdadcs(ah, pcdacIdx,
 867                                                     txPower/2, pdadcValues);
 868                        } else {
 869                                ath9k_hw_get_gain_boundaries_pdadcs(ah,
 870                                                        chan, pRawDataset,
 871                                                        pCalBChans, numPiers,
 872                                                        pdGainOverlap_t2,
 873                                                        gainBoundaries,
 874                                                        pdadcValues,
 875                                                        numXpdGain);
 876                        }
 877
 878                        diff = ath9k_change_gain_boundary_setting(ah,
 879                                                           gainBoundaries,
 880                                                           numXpdGain,
 881                                                           pdGainOverlap_t2,
 882                                                           pwr_table_offset,
 883                                                           &diff);
 884
 885                        ENABLE_REGWRITE_BUFFER(ah);
 886
 887                        if (OLC_FOR_AR9280_20_LATER) {
 888                                REG_WRITE(ah,
 889                                        AR_PHY_TPCRG5 + regChainOffset,
 890                                        SM(0x6,
 891                                        AR_PHY_TPCRG5_PD_GAIN_OVERLAP) |
 892                                        SM_PD_GAIN(1) | SM_PD_GAIN(2) |
 893                                        SM_PD_GAIN(3) | SM_PD_GAIN(4));
 894                        } else {
 895                                REG_WRITE(ah,
 896                                        AR_PHY_TPCRG5 + regChainOffset,
 897                                        SM(pdGainOverlap_t2,
 898                                        AR_PHY_TPCRG5_PD_GAIN_OVERLAP)|
 899                                        SM_PDGAIN_B(0, 1) |
 900                                        SM_PDGAIN_B(1, 2) |
 901                                        SM_PDGAIN_B(2, 3) |
 902                                        SM_PDGAIN_B(3, 4));
 903                        }
 904
 905                        ath9k_adjust_pdadc_values(ah, pwr_table_offset,
 906                                                  diff, pdadcValues);
 907
 908                        regOffset = AR_PHY_BASE + (672 << 2) + regChainOffset;
 909                        for (j = 0; j < 32; j++) {
 910                                reg32 = get_unaligned_le32(&pdadcValues[4 * j]);
 911                                REG_WRITE(ah, regOffset, reg32);
 912
 913                                ath_dbg(common, EEPROM,
 914                                        "PDADC (%d,%4x): %4.4x %8.8x\n",
 915                                        i, regChainOffset, regOffset,
 916                                        reg32);
 917                                ath_dbg(common, EEPROM,
 918                                        "PDADC: Chain %d | PDADC %3d Value %3d | PDADC %3d Value %3d | PDADC %3d Value %3d | PDADC %3d Value %3d |\n",
 919                                        i, 4 * j, pdadcValues[4 * j],
 920                                        4 * j + 1, pdadcValues[4 * j + 1],
 921                                        4 * j + 2, pdadcValues[4 * j + 2],
 922                                        4 * j + 3, pdadcValues[4 * j + 3]);
 923
 924                                regOffset += 4;
 925                        }
 926                        REGWRITE_BUFFER_FLUSH(ah);
 927                }
 928        }
 929
 930#undef SM_PD_GAIN
 931#undef SM_PDGAIN_B
 932}
 933
 934static void ath9k_hw_set_def_power_per_rate_table(struct ath_hw *ah,
 935                                                  struct ath9k_channel *chan,
 936                                                  int16_t *ratesArray,
 937                                                  u16 cfgCtl,
 938                                                  u16 antenna_reduction,
 939                                                  u16 powerLimit)
 940{
 941        struct ar5416_eeprom_def *pEepData = &ah->eeprom.def;
 942        u16 twiceMaxEdgePower;
 943        int i;
 944        struct cal_ctl_data *rep;
 945        struct cal_target_power_leg targetPowerOfdm, targetPowerCck = {
 946                0, { 0, 0, 0, 0}
 947        };
 948        struct cal_target_power_leg targetPowerOfdmExt = {
 949                0, { 0, 0, 0, 0} }, targetPowerCckExt = {
 950                0, { 0, 0, 0, 0 }
 951        };
 952        struct cal_target_power_ht targetPowerHt20, targetPowerHt40 = {
 953                0, {0, 0, 0, 0}
 954        };
 955        u16 scaledPower = 0, minCtlPower;
 956        static const u16 ctlModesFor11a[] = {
 957                CTL_11A, CTL_5GHT20, CTL_11A_EXT, CTL_5GHT40
 958        };
 959        static const u16 ctlModesFor11g[] = {
 960                CTL_11B, CTL_11G, CTL_2GHT20,
 961                CTL_11B_EXT, CTL_11G_EXT, CTL_2GHT40
 962        };
 963        u16 numCtlModes;
 964        const u16 *pCtlMode;
 965        u16 ctlMode, freq;
 966        struct chan_centers centers;
 967        int tx_chainmask;
 968        u16 twiceMinEdgePower;
 969
 970        tx_chainmask = ah->txchainmask;
 971
 972        ath9k_hw_get_channel_centers(ah, chan, &centers);
 973
 974        scaledPower = ath9k_hw_get_scaled_power(ah, powerLimit,
 975                                                antenna_reduction);
 976
 977        if (IS_CHAN_2GHZ(chan)) {
 978                numCtlModes = ARRAY_SIZE(ctlModesFor11g) -
 979                        SUB_NUM_CTL_MODES_AT_2G_40;
 980                pCtlMode = ctlModesFor11g;
 981
 982                ath9k_hw_get_legacy_target_powers(ah, chan,
 983                        pEepData->calTargetPowerCck,
 984                        AR5416_NUM_2G_CCK_TARGET_POWERS,
 985                        &targetPowerCck, 4, false);
 986                ath9k_hw_get_legacy_target_powers(ah, chan,
 987                        pEepData->calTargetPower2G,
 988                        AR5416_NUM_2G_20_TARGET_POWERS,
 989                        &targetPowerOfdm, 4, false);
 990                ath9k_hw_get_target_powers(ah, chan,
 991                        pEepData->calTargetPower2GHT20,
 992                        AR5416_NUM_2G_20_TARGET_POWERS,
 993                        &targetPowerHt20, 8, false);
 994
 995                if (IS_CHAN_HT40(chan)) {
 996                        numCtlModes = ARRAY_SIZE(ctlModesFor11g);
 997                        ath9k_hw_get_target_powers(ah, chan,
 998                                pEepData->calTargetPower2GHT40,
 999                                AR5416_NUM_2G_40_TARGET_POWERS,
1000                                &targetPowerHt40, 8, true);
1001                        ath9k_hw_get_legacy_target_powers(ah, chan,
1002                                pEepData->calTargetPowerCck,
1003                                AR5416_NUM_2G_CCK_TARGET_POWERS,
1004                                &targetPowerCckExt, 4, true);
1005                        ath9k_hw_get_legacy_target_powers(ah, chan,
1006                                pEepData->calTargetPower2G,
1007                                AR5416_NUM_2G_20_TARGET_POWERS,
1008                                &targetPowerOfdmExt, 4, true);
1009                }
1010        } else {
1011                numCtlModes = ARRAY_SIZE(ctlModesFor11a) -
1012                        SUB_NUM_CTL_MODES_AT_5G_40;
1013                pCtlMode = ctlModesFor11a;
1014
1015                ath9k_hw_get_legacy_target_powers(ah, chan,
1016                        pEepData->calTargetPower5G,
1017                        AR5416_NUM_5G_20_TARGET_POWERS,
1018                        &targetPowerOfdm, 4, false);
1019                ath9k_hw_get_target_powers(ah, chan,
1020                        pEepData->calTargetPower5GHT20,
1021                        AR5416_NUM_5G_20_TARGET_POWERS,
1022                        &targetPowerHt20, 8, false);
1023
1024                if (IS_CHAN_HT40(chan)) {
1025                        numCtlModes = ARRAY_SIZE(ctlModesFor11a);
1026                        ath9k_hw_get_target_powers(ah, chan,
1027                                pEepData->calTargetPower5GHT40,
1028                                AR5416_NUM_5G_40_TARGET_POWERS,
1029                                &targetPowerHt40, 8, true);
1030                        ath9k_hw_get_legacy_target_powers(ah, chan,
1031                                pEepData->calTargetPower5G,
1032                                AR5416_NUM_5G_20_TARGET_POWERS,
1033                                &targetPowerOfdmExt, 4, true);
1034                }
1035        }
1036
1037        for (ctlMode = 0; ctlMode < numCtlModes; ctlMode++) {
1038                bool isHt40CtlMode = (pCtlMode[ctlMode] == CTL_5GHT40) ||
1039                        (pCtlMode[ctlMode] == CTL_2GHT40);
1040                if (isHt40CtlMode)
1041                        freq = centers.synth_center;
1042                else if (pCtlMode[ctlMode] & EXT_ADDITIVE)
1043                        freq = centers.ext_center;
1044                else
1045                        freq = centers.ctl_center;
1046
1047                twiceMaxEdgePower = MAX_RATE_POWER;
1048
1049                for (i = 0; (i < AR5416_NUM_CTLS) && pEepData->ctlIndex[i]; i++) {
1050                        if ((((cfgCtl & ~CTL_MODE_M) |
1051                              (pCtlMode[ctlMode] & CTL_MODE_M)) ==
1052                             pEepData->ctlIndex[i]) ||
1053                            (((cfgCtl & ~CTL_MODE_M) |
1054                              (pCtlMode[ctlMode] & CTL_MODE_M)) ==
1055                             ((pEepData->ctlIndex[i] & CTL_MODE_M) | SD_NO_CTL))) {
1056                                rep = &(pEepData->ctlData[i]);
1057
1058                                twiceMinEdgePower = ath9k_hw_get_max_edge_power(freq,
1059                                rep->ctlEdges[ar5416_get_ntxchains(tx_chainmask) - 1],
1060                                IS_CHAN_2GHZ(chan), AR5416_NUM_BAND_EDGES);
1061
1062                                if ((cfgCtl & ~CTL_MODE_M) == SD_NO_CTL) {
1063                                        twiceMaxEdgePower = min(twiceMaxEdgePower,
1064                                                                twiceMinEdgePower);
1065                                } else {
1066                                        twiceMaxEdgePower = twiceMinEdgePower;
1067                                        break;
1068                                }
1069                        }
1070                }
1071
1072                minCtlPower = min(twiceMaxEdgePower, scaledPower);
1073
1074                switch (pCtlMode[ctlMode]) {
1075                case CTL_11B:
1076                        for (i = 0; i < ARRAY_SIZE(targetPowerCck.tPow2x); i++) {
1077                                targetPowerCck.tPow2x[i] =
1078                                        min((u16)targetPowerCck.tPow2x[i],
1079                                            minCtlPower);
1080                        }
1081                        break;
1082                case CTL_11A:
1083                case CTL_11G:
1084                        for (i = 0; i < ARRAY_SIZE(targetPowerOfdm.tPow2x); i++) {
1085                                targetPowerOfdm.tPow2x[i] =
1086                                        min((u16)targetPowerOfdm.tPow2x[i],
1087                                            minCtlPower);
1088                        }
1089                        break;
1090                case CTL_5GHT20:
1091                case CTL_2GHT20:
1092                        for (i = 0; i < ARRAY_SIZE(targetPowerHt20.tPow2x); i++) {
1093                                targetPowerHt20.tPow2x[i] =
1094                                        min((u16)targetPowerHt20.tPow2x[i],
1095                                            minCtlPower);
1096                        }
1097                        break;
1098                case CTL_11B_EXT:
1099                        targetPowerCckExt.tPow2x[0] = min((u16)
1100                                        targetPowerCckExt.tPow2x[0],
1101                                        minCtlPower);
1102                        break;
1103                case CTL_11A_EXT:
1104                case CTL_11G_EXT:
1105                        targetPowerOfdmExt.tPow2x[0] = min((u16)
1106                                        targetPowerOfdmExt.tPow2x[0],
1107                                        minCtlPower);
1108                        break;
1109                case CTL_5GHT40:
1110                case CTL_2GHT40:
1111                        for (i = 0; i < ARRAY_SIZE(targetPowerHt40.tPow2x); i++) {
1112                                targetPowerHt40.tPow2x[i] =
1113                                        min((u16)targetPowerHt40.tPow2x[i],
1114                                            minCtlPower);
1115                        }
1116                        break;
1117                default:
1118                        break;
1119                }
1120        }
1121
1122        ratesArray[rate6mb] = ratesArray[rate9mb] = ratesArray[rate12mb] =
1123                ratesArray[rate18mb] = ratesArray[rate24mb] =
1124                targetPowerOfdm.tPow2x[0];
1125        ratesArray[rate36mb] = targetPowerOfdm.tPow2x[1];
1126        ratesArray[rate48mb] = targetPowerOfdm.tPow2x[2];
1127        ratesArray[rate54mb] = targetPowerOfdm.tPow2x[3];
1128        ratesArray[rateXr] = targetPowerOfdm.tPow2x[0];
1129
1130        for (i = 0; i < ARRAY_SIZE(targetPowerHt20.tPow2x); i++)
1131                ratesArray[rateHt20_0 + i] = targetPowerHt20.tPow2x[i];
1132
1133        if (IS_CHAN_2GHZ(chan)) {
1134                ratesArray[rate1l] = targetPowerCck.tPow2x[0];
1135                ratesArray[rate2s] = ratesArray[rate2l] =
1136                        targetPowerCck.tPow2x[1];
1137                ratesArray[rate5_5s] = ratesArray[rate5_5l] =
1138                        targetPowerCck.tPow2x[2];
1139                ratesArray[rate11s] = ratesArray[rate11l] =
1140                        targetPowerCck.tPow2x[3];
1141        }
1142        if (IS_CHAN_HT40(chan)) {
1143                for (i = 0; i < ARRAY_SIZE(targetPowerHt40.tPow2x); i++) {
1144                        ratesArray[rateHt40_0 + i] =
1145                                targetPowerHt40.tPow2x[i];
1146                }
1147                ratesArray[rateDupOfdm] = targetPowerHt40.tPow2x[0];
1148                ratesArray[rateDupCck] = targetPowerHt40.tPow2x[0];
1149                ratesArray[rateExtOfdm] = targetPowerOfdmExt.tPow2x[0];
1150                if (IS_CHAN_2GHZ(chan)) {
1151                        ratesArray[rateExtCck] =
1152                                targetPowerCckExt.tPow2x[0];
1153                }
1154        }
1155}
1156
1157static void ath9k_hw_def_set_txpower(struct ath_hw *ah,
1158                                    struct ath9k_channel *chan,
1159                                    u16 cfgCtl,
1160                                    u8 twiceAntennaReduction,
1161                                    u8 powerLimit, bool test)
1162{
1163#define RT_AR_DELTA(x) (ratesArray[x] - cck_ofdm_delta)
1164        struct ath_regulatory *regulatory = ath9k_hw_regulatory(ah);
1165        struct ar5416_eeprom_def *pEepData = &ah->eeprom.def;
1166        struct modal_eep_header *pModal =
1167                &(pEepData->modalHeader[IS_CHAN_2GHZ(chan)]);
1168        int16_t ratesArray[Ar5416RateSize];
1169        u8 ht40PowerIncForPdadc = 2;
1170        int i, cck_ofdm_delta = 0;
1171
1172        memset(ratesArray, 0, sizeof(ratesArray));
1173
1174        if ((pEepData->baseEepHeader.version & AR5416_EEP_VER_MINOR_MASK) >=
1175            AR5416_EEP_MINOR_VER_2) {
1176                ht40PowerIncForPdadc = pModal->ht40PowerIncForPdadc;
1177        }
1178
1179        ath9k_hw_set_def_power_per_rate_table(ah, chan,
1180                                               &ratesArray[0], cfgCtl,
1181                                               twiceAntennaReduction,
1182                                               powerLimit);
1183
1184        ath9k_hw_set_def_power_cal_table(ah, chan);
1185
1186        regulatory->max_power_level = 0;
1187        for (i = 0; i < ARRAY_SIZE(ratesArray); i++) {
1188                if (ratesArray[i] > MAX_RATE_POWER)
1189                        ratesArray[i] = MAX_RATE_POWER;
1190                if (ratesArray[i] > regulatory->max_power_level)
1191                        regulatory->max_power_level = ratesArray[i];
1192        }
1193
1194        ath9k_hw_update_regulatory_maxpower(ah);
1195
1196        if (test)
1197                return;
1198
1199        if (AR_SREV_9280_20_OR_LATER(ah)) {
1200                for (i = 0; i < Ar5416RateSize; i++) {
1201                        int8_t pwr_table_offset;
1202
1203                        pwr_table_offset = ah->eep_ops->get_eeprom(ah,
1204                                                        EEP_PWR_TABLE_OFFSET);
1205                        ratesArray[i] -= pwr_table_offset * 2;
1206                }
1207        }
1208
1209        ENABLE_REGWRITE_BUFFER(ah);
1210
1211        REG_WRITE(ah, AR_PHY_POWER_TX_RATE1,
1212                  ATH9K_POW_SM(ratesArray[rate18mb], 24)
1213                  | ATH9K_POW_SM(ratesArray[rate12mb], 16)
1214                  | ATH9K_POW_SM(ratesArray[rate9mb], 8)
1215                  | ATH9K_POW_SM(ratesArray[rate6mb], 0));
1216        REG_WRITE(ah, AR_PHY_POWER_TX_RATE2,
1217                  ATH9K_POW_SM(ratesArray[rate54mb], 24)
1218                  | ATH9K_POW_SM(ratesArray[rate48mb], 16)
1219                  | ATH9K_POW_SM(ratesArray[rate36mb], 8)
1220                  | ATH9K_POW_SM(ratesArray[rate24mb], 0));
1221
1222        if (IS_CHAN_2GHZ(chan)) {
1223                if (OLC_FOR_AR9280_20_LATER) {
1224                        cck_ofdm_delta = 2;
1225                        REG_WRITE(ah, AR_PHY_POWER_TX_RATE3,
1226                                ATH9K_POW_SM(RT_AR_DELTA(rate2s), 24)
1227                                | ATH9K_POW_SM(RT_AR_DELTA(rate2l), 16)
1228                                | ATH9K_POW_SM(ratesArray[rateXr], 8)
1229                                | ATH9K_POW_SM(RT_AR_DELTA(rate1l), 0));
1230                        REG_WRITE(ah, AR_PHY_POWER_TX_RATE4,
1231                                ATH9K_POW_SM(RT_AR_DELTA(rate11s), 24)
1232                                | ATH9K_POW_SM(RT_AR_DELTA(rate11l), 16)
1233                                | ATH9K_POW_SM(RT_AR_DELTA(rate5_5s), 8)
1234                                | ATH9K_POW_SM(RT_AR_DELTA(rate5_5l), 0));
1235                } else {
1236                        REG_WRITE(ah, AR_PHY_POWER_TX_RATE3,
1237                                ATH9K_POW_SM(ratesArray[rate2s], 24)
1238                                | ATH9K_POW_SM(ratesArray[rate2l], 16)
1239                                | ATH9K_POW_SM(ratesArray[rateXr], 8)
1240                                | ATH9K_POW_SM(ratesArray[rate1l], 0));
1241                        REG_WRITE(ah, AR_PHY_POWER_TX_RATE4,
1242                                ATH9K_POW_SM(ratesArray[rate11s], 24)
1243                                | ATH9K_POW_SM(ratesArray[rate11l], 16)
1244                                | ATH9K_POW_SM(ratesArray[rate5_5s], 8)
1245                                | ATH9K_POW_SM(ratesArray[rate5_5l], 0));
1246                }
1247        }
1248
1249        REG_WRITE(ah, AR_PHY_POWER_TX_RATE5,
1250                  ATH9K_POW_SM(ratesArray[rateHt20_3], 24)
1251                  | ATH9K_POW_SM(ratesArray[rateHt20_2], 16)
1252                  | ATH9K_POW_SM(ratesArray[rateHt20_1], 8)
1253                  | ATH9K_POW_SM(ratesArray[rateHt20_0], 0));
1254        REG_WRITE(ah, AR_PHY_POWER_TX_RATE6,
1255                  ATH9K_POW_SM(ratesArray[rateHt20_7], 24)
1256                  | ATH9K_POW_SM(ratesArray[rateHt20_6], 16)
1257                  | ATH9K_POW_SM(ratesArray[rateHt20_5], 8)
1258                  | ATH9K_POW_SM(ratesArray[rateHt20_4], 0));
1259
1260        if (IS_CHAN_HT40(chan)) {
1261                REG_WRITE(ah, AR_PHY_POWER_TX_RATE7,
1262                          ATH9K_POW_SM(ratesArray[rateHt40_3] +
1263                                       ht40PowerIncForPdadc, 24)
1264                          | ATH9K_POW_SM(ratesArray[rateHt40_2] +
1265                                         ht40PowerIncForPdadc, 16)
1266                          | ATH9K_POW_SM(ratesArray[rateHt40_1] +
1267                                         ht40PowerIncForPdadc, 8)
1268                          | ATH9K_POW_SM(ratesArray[rateHt40_0] +
1269                                         ht40PowerIncForPdadc, 0));
1270                REG_WRITE(ah, AR_PHY_POWER_TX_RATE8,
1271                          ATH9K_POW_SM(ratesArray[rateHt40_7] +
1272                                       ht40PowerIncForPdadc, 24)
1273                          | ATH9K_POW_SM(ratesArray[rateHt40_6] +
1274                                         ht40PowerIncForPdadc, 16)
1275                          | ATH9K_POW_SM(ratesArray[rateHt40_5] +
1276                                         ht40PowerIncForPdadc, 8)
1277                          | ATH9K_POW_SM(ratesArray[rateHt40_4] +
1278                                         ht40PowerIncForPdadc, 0));
1279                if (OLC_FOR_AR9280_20_LATER) {
1280                        REG_WRITE(ah, AR_PHY_POWER_TX_RATE9,
1281                                ATH9K_POW_SM(ratesArray[rateExtOfdm], 24)
1282                                | ATH9K_POW_SM(RT_AR_DELTA(rateExtCck), 16)
1283                                | ATH9K_POW_SM(ratesArray[rateDupOfdm], 8)
1284                                | ATH9K_POW_SM(RT_AR_DELTA(rateDupCck), 0));
1285                } else {
1286                        REG_WRITE(ah, AR_PHY_POWER_TX_RATE9,
1287                                ATH9K_POW_SM(ratesArray[rateExtOfdm], 24)
1288                                | ATH9K_POW_SM(ratesArray[rateExtCck], 16)
1289                                | ATH9K_POW_SM(ratesArray[rateDupOfdm], 8)
1290                                | ATH9K_POW_SM(ratesArray[rateDupCck], 0));
1291                }
1292        }
1293
1294        REG_WRITE(ah, AR_PHY_POWER_TX_SUB,
1295                  ATH9K_POW_SM(pModal->pwrDecreaseFor3Chain, 6)
1296                  | ATH9K_POW_SM(pModal->pwrDecreaseFor2Chain, 0));
1297
1298        /* TPC initializations */
1299        if (ah->tpc_enabled) {
1300                int ht40_delta;
1301
1302                ht40_delta = (IS_CHAN_HT40(chan)) ? ht40PowerIncForPdadc : 0;
1303                ar5008_hw_init_rate_txpower(ah, ratesArray, chan, ht40_delta);
1304                /* Enable TPC */
1305                REG_WRITE(ah, AR_PHY_POWER_TX_RATE_MAX,
1306                        MAX_RATE_POWER | AR_PHY_POWER_TX_RATE_MAX_TPC_ENABLE);
1307        } else {
1308                /* Disable TPC */
1309                REG_WRITE(ah, AR_PHY_POWER_TX_RATE_MAX, MAX_RATE_POWER);
1310        }
1311
1312        REGWRITE_BUFFER_FLUSH(ah);
1313}
1314
1315static u16 ath9k_hw_def_get_spur_channel(struct ath_hw *ah, u16 i, bool is2GHz)
1316{
1317        return ah->eeprom.def.modalHeader[is2GHz].spurChans[i].spurChan;
1318}
1319
1320const struct eeprom_ops eep_def_ops = {
1321        .check_eeprom           = ath9k_hw_def_check_eeprom,
1322        .get_eeprom             = ath9k_hw_def_get_eeprom,
1323        .fill_eeprom            = ath9k_hw_def_fill_eeprom,
1324        .dump_eeprom            = ath9k_hw_def_dump_eeprom,
1325        .get_eeprom_ver         = ath9k_hw_def_get_eeprom_ver,
1326        .get_eeprom_rev         = ath9k_hw_def_get_eeprom_rev,
1327        .set_board_values       = ath9k_hw_def_set_board_values,
1328        .set_addac              = ath9k_hw_def_set_addac,
1329        .set_txpower            = ath9k_hw_def_set_txpower,
1330        .get_spur_channel       = ath9k_hw_def_get_spur_channel
1331};
1332