cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
Log | Files | Refs | README | LICENSE | sfeed.txt

eeprom_def.c (40984B)


      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	u16 version = le16_to_cpu(ah->eeprom.def.baseEepHeader.version);
     83
     84	return (version & AR5416_EEP_VER_MAJOR_MASK) >>
     85		AR5416_EEP_VER_MAJOR_SHIFT;
     86}
     87
     88static int ath9k_hw_def_get_eeprom_rev(struct ath_hw *ah)
     89{
     90	u16 version = le16_to_cpu(ah->eeprom.def.baseEepHeader.version);
     91
     92	return version & AR5416_EEP_VER_MINOR_MASK;
     93}
     94
     95#define SIZE_EEPROM_DEF (sizeof(struct ar5416_eeprom_def) / sizeof(u16))
     96
     97static bool __ath9k_hw_def_fill_eeprom(struct ath_hw *ah)
     98{
     99	u16 *eep_data = (u16 *)&ah->eeprom.def;
    100	int addr, ar5416_eep_start_loc = 0x100;
    101
    102	for (addr = 0; addr < SIZE_EEPROM_DEF; addr++) {
    103		if (!ath9k_hw_nvram_read(ah, addr + ar5416_eep_start_loc,
    104					 eep_data))
    105			return false;
    106		eep_data++;
    107	}
    108	return true;
    109}
    110
    111static bool __ath9k_hw_usb_def_fill_eeprom(struct ath_hw *ah)
    112{
    113	u16 *eep_data = (u16 *)&ah->eeprom.def;
    114
    115	ath9k_hw_usb_gen_fill_eeprom(ah, eep_data,
    116				     0x100, SIZE_EEPROM_DEF);
    117	return true;
    118}
    119
    120static bool ath9k_hw_def_fill_eeprom(struct ath_hw *ah)
    121{
    122	struct ath_common *common = ath9k_hw_common(ah);
    123
    124	if (!ath9k_hw_use_flash(ah)) {
    125		ath_dbg(common, EEPROM, "Reading from EEPROM, not flash\n");
    126	}
    127
    128	if (common->bus_ops->ath_bus_type == ATH_USB)
    129		return __ath9k_hw_usb_def_fill_eeprom(ah);
    130	else
    131		return __ath9k_hw_def_fill_eeprom(ah);
    132}
    133
    134#ifdef CONFIG_ATH9K_COMMON_DEBUG
    135static u32 ath9k_def_dump_modal_eeprom(char *buf, u32 len, u32 size,
    136				       struct modal_eep_header *modal_hdr)
    137{
    138	PR_EEP("Chain0 Ant. Control", le16_to_cpu(modal_hdr->antCtrlChain[0]));
    139	PR_EEP("Chain1 Ant. Control", le16_to_cpu(modal_hdr->antCtrlChain[1]));
    140	PR_EEP("Chain2 Ant. Control", le16_to_cpu(modal_hdr->antCtrlChain[2]));
    141	PR_EEP("Ant. Common Control", le32_to_cpu(modal_hdr->antCtrlCommon));
    142	PR_EEP("Chain0 Ant. Gain", modal_hdr->antennaGainCh[0]);
    143	PR_EEP("Chain1 Ant. Gain", modal_hdr->antennaGainCh[1]);
    144	PR_EEP("Chain2 Ant. Gain", modal_hdr->antennaGainCh[2]);
    145	PR_EEP("Switch Settle", modal_hdr->switchSettling);
    146	PR_EEP("Chain0 TxRxAtten", modal_hdr->txRxAttenCh[0]);
    147	PR_EEP("Chain1 TxRxAtten", modal_hdr->txRxAttenCh[1]);
    148	PR_EEP("Chain2 TxRxAtten", modal_hdr->txRxAttenCh[2]);
    149	PR_EEP("Chain0 RxTxMargin", modal_hdr->rxTxMarginCh[0]);
    150	PR_EEP("Chain1 RxTxMargin", modal_hdr->rxTxMarginCh[1]);
    151	PR_EEP("Chain2 RxTxMargin", modal_hdr->rxTxMarginCh[2]);
    152	PR_EEP("ADC Desired size", modal_hdr->adcDesiredSize);
    153	PR_EEP("PGA Desired size", modal_hdr->pgaDesiredSize);
    154	PR_EEP("Chain0 xlna Gain", modal_hdr->xlnaGainCh[0]);
    155	PR_EEP("Chain1 xlna Gain", modal_hdr->xlnaGainCh[1]);
    156	PR_EEP("Chain2 xlna Gain", modal_hdr->xlnaGainCh[2]);
    157	PR_EEP("txEndToXpaOff", modal_hdr->txEndToXpaOff);
    158	PR_EEP("txEndToRxOn", modal_hdr->txEndToRxOn);
    159	PR_EEP("txFrameToXpaOn", modal_hdr->txFrameToXpaOn);
    160	PR_EEP("CCA Threshold)", modal_hdr->thresh62);
    161	PR_EEP("Chain0 NF Threshold", modal_hdr->noiseFloorThreshCh[0]);
    162	PR_EEP("Chain1 NF Threshold", modal_hdr->noiseFloorThreshCh[1]);
    163	PR_EEP("Chain2 NF Threshold", modal_hdr->noiseFloorThreshCh[2]);
    164	PR_EEP("xpdGain", modal_hdr->xpdGain);
    165	PR_EEP("External PD", modal_hdr->xpd);
    166	PR_EEP("Chain0 I Coefficient", modal_hdr->iqCalICh[0]);
    167	PR_EEP("Chain1 I Coefficient", modal_hdr->iqCalICh[1]);
    168	PR_EEP("Chain2 I Coefficient", modal_hdr->iqCalICh[2]);
    169	PR_EEP("Chain0 Q Coefficient", modal_hdr->iqCalQCh[0]);
    170	PR_EEP("Chain1 Q Coefficient", modal_hdr->iqCalQCh[1]);
    171	PR_EEP("Chain2 Q Coefficient", modal_hdr->iqCalQCh[2]);
    172	PR_EEP("pdGainOverlap", modal_hdr->pdGainOverlap);
    173	PR_EEP("Chain0 OutputBias", modal_hdr->ob);
    174	PR_EEP("Chain0 DriverBias", modal_hdr->db);
    175	PR_EEP("xPA Bias Level", modal_hdr->xpaBiasLvl);
    176	PR_EEP("2chain pwr decrease", modal_hdr->pwrDecreaseFor2Chain);
    177	PR_EEP("3chain pwr decrease", modal_hdr->pwrDecreaseFor3Chain);
    178	PR_EEP("txFrameToDataStart", modal_hdr->txFrameToDataStart);
    179	PR_EEP("txFrameToPaOn", modal_hdr->txFrameToPaOn);
    180	PR_EEP("HT40 Power Inc.", modal_hdr->ht40PowerIncForPdadc);
    181	PR_EEP("Chain0 bswAtten", modal_hdr->bswAtten[0]);
    182	PR_EEP("Chain1 bswAtten", modal_hdr->bswAtten[1]);
    183	PR_EEP("Chain2 bswAtten", modal_hdr->bswAtten[2]);
    184	PR_EEP("Chain0 bswMargin", modal_hdr->bswMargin[0]);
    185	PR_EEP("Chain1 bswMargin", modal_hdr->bswMargin[1]);
    186	PR_EEP("Chain2 bswMargin", modal_hdr->bswMargin[2]);
    187	PR_EEP("HT40 Switch Settle", modal_hdr->swSettleHt40);
    188	PR_EEP("Chain0 xatten2Db", modal_hdr->xatten2Db[0]);
    189	PR_EEP("Chain1 xatten2Db", modal_hdr->xatten2Db[1]);
    190	PR_EEP("Chain2 xatten2Db", modal_hdr->xatten2Db[2]);
    191	PR_EEP("Chain0 xatten2Margin", modal_hdr->xatten2Margin[0]);
    192	PR_EEP("Chain1 xatten2Margin", modal_hdr->xatten2Margin[1]);
    193	PR_EEP("Chain2 xatten2Margin", modal_hdr->xatten2Margin[2]);
    194	PR_EEP("Chain1 OutputBias", modal_hdr->ob_ch1);
    195	PR_EEP("Chain1 DriverBias", modal_hdr->db_ch1);
    196	PR_EEP("LNA Control", modal_hdr->lna_ctl);
    197	PR_EEP("XPA Bias Freq0", le16_to_cpu(modal_hdr->xpaBiasLvlFreq[0]));
    198	PR_EEP("XPA Bias Freq1", le16_to_cpu(modal_hdr->xpaBiasLvlFreq[1]));
    199	PR_EEP("XPA Bias Freq2", le16_to_cpu(modal_hdr->xpaBiasLvlFreq[2]));
    200
    201	return len;
    202}
    203
    204static u32 ath9k_hw_def_dump_eeprom(struct ath_hw *ah, bool dump_base_hdr,
    205				    u8 *buf, u32 len, u32 size)
    206{
    207	struct ar5416_eeprom_def *eep = &ah->eeprom.def;
    208	struct base_eep_header *pBase = &eep->baseEepHeader;
    209	u32 binBuildNumber = le32_to_cpu(pBase->binBuildNumber);
    210
    211	if (!dump_base_hdr) {
    212		len += scnprintf(buf + len, size - len,
    213				 "%20s :\n", "2GHz modal Header");
    214		len = ath9k_def_dump_modal_eeprom(buf, len, size,
    215						   &eep->modalHeader[0]);
    216		len += scnprintf(buf + len, size - len,
    217				 "%20s :\n", "5GHz modal Header");
    218		len = ath9k_def_dump_modal_eeprom(buf, len, size,
    219						   &eep->modalHeader[1]);
    220		goto out;
    221	}
    222
    223	PR_EEP("Major Version", ath9k_hw_def_get_eeprom_ver(ah));
    224	PR_EEP("Minor Version", ath9k_hw_def_get_eeprom_rev(ah));
    225	PR_EEP("Checksum", le16_to_cpu(pBase->checksum));
    226	PR_EEP("Length", le16_to_cpu(pBase->length));
    227	PR_EEP("RegDomain1", le16_to_cpu(pBase->regDmn[0]));
    228	PR_EEP("RegDomain2", le16_to_cpu(pBase->regDmn[1]));
    229	PR_EEP("TX Mask", pBase->txMask);
    230	PR_EEP("RX Mask", pBase->rxMask);
    231	PR_EEP("Allow 5GHz", !!(pBase->opCapFlags & AR5416_OPFLAGS_11A));
    232	PR_EEP("Allow 2GHz", !!(pBase->opCapFlags & AR5416_OPFLAGS_11G));
    233	PR_EEP("Disable 2GHz HT20", !!(pBase->opCapFlags &
    234					AR5416_OPFLAGS_N_2G_HT20));
    235	PR_EEP("Disable 2GHz HT40", !!(pBase->opCapFlags &
    236					AR5416_OPFLAGS_N_2G_HT40));
    237	PR_EEP("Disable 5Ghz HT20", !!(pBase->opCapFlags &
    238					AR5416_OPFLAGS_N_5G_HT20));
    239	PR_EEP("Disable 5Ghz HT40", !!(pBase->opCapFlags &
    240					AR5416_OPFLAGS_N_5G_HT40));
    241	PR_EEP("Big Endian", !!(pBase->eepMisc & AR5416_EEPMISC_BIG_ENDIAN));
    242	PR_EEP("Cal Bin Major Ver", (binBuildNumber >> 24) & 0xFF);
    243	PR_EEP("Cal Bin Minor Ver", (binBuildNumber >> 16) & 0xFF);
    244	PR_EEP("Cal Bin Build", (binBuildNumber >> 8) & 0xFF);
    245	PR_EEP("OpenLoop Power Ctrl", pBase->openLoopPwrCntl);
    246
    247	len += scnprintf(buf + len, size - len, "%20s : %pM\n", "MacAddress",
    248			 pBase->macAddr);
    249
    250out:
    251	if (len > size)
    252		len = size;
    253
    254	return len;
    255}
    256#else
    257static u32 ath9k_hw_def_dump_eeprom(struct ath_hw *ah, bool dump_base_hdr,
    258				    u8 *buf, u32 len, u32 size)
    259{
    260	return 0;
    261}
    262#endif
    263
    264static int ath9k_hw_def_check_eeprom(struct ath_hw *ah)
    265{
    266	struct ar5416_eeprom_def *eep = &ah->eeprom.def;
    267	struct ath_common *common = ath9k_hw_common(ah);
    268	u32 el;
    269	bool need_swap;
    270	int i, err;
    271
    272	err = ath9k_hw_nvram_swap_data(ah, &need_swap, SIZE_EEPROM_DEF);
    273	if (err)
    274		return err;
    275
    276	if (need_swap)
    277		el = swab16((__force u16)eep->baseEepHeader.length);
    278	else
    279		el = le16_to_cpu(eep->baseEepHeader.length);
    280
    281	el = min(el / sizeof(u16), SIZE_EEPROM_DEF);
    282	if (!ath9k_hw_nvram_validate_checksum(ah, el))
    283		return -EINVAL;
    284
    285	if (need_swap) {
    286		u32 j;
    287
    288		EEPROM_FIELD_SWAB16(eep->baseEepHeader.length);
    289		EEPROM_FIELD_SWAB16(eep->baseEepHeader.checksum);
    290		EEPROM_FIELD_SWAB16(eep->baseEepHeader.version);
    291		EEPROM_FIELD_SWAB16(eep->baseEepHeader.regDmn[0]);
    292		EEPROM_FIELD_SWAB16(eep->baseEepHeader.regDmn[1]);
    293		EEPROM_FIELD_SWAB16(eep->baseEepHeader.rfSilent);
    294		EEPROM_FIELD_SWAB16(eep->baseEepHeader.blueToothOptions);
    295		EEPROM_FIELD_SWAB16(eep->baseEepHeader.deviceCap);
    296
    297		for (j = 0; j < ARRAY_SIZE(eep->modalHeader); j++) {
    298			struct modal_eep_header *pModal =
    299				&eep->modalHeader[j];
    300			EEPROM_FIELD_SWAB32(pModal->antCtrlCommon);
    301
    302			for (i = 0; i < AR5416_MAX_CHAINS; i++)
    303				EEPROM_FIELD_SWAB32(pModal->antCtrlChain[i]);
    304
    305			for (i = 0; i < 3; i++)
    306				EEPROM_FIELD_SWAB16(pModal->xpaBiasLvlFreq[i]);
    307
    308			for (i = 0; i < AR_EEPROM_MODAL_SPURS; i++)
    309				EEPROM_FIELD_SWAB16(
    310					pModal->spurChans[i].spurChan);
    311		}
    312	}
    313
    314	if (!ath9k_hw_nvram_check_version(ah, AR5416_EEP_VER,
    315	    AR5416_EEP_NO_BACK_VER))
    316		return -EINVAL;
    317
    318	/* Enable fixup for AR_AN_TOP2 if necessary */
    319	if ((ah->hw_version.devid == AR9280_DEVID_PCI) &&
    320	    ((le16_to_cpu(eep->baseEepHeader.version) & 0xff) > 0x0a) &&
    321	    (eep->baseEepHeader.pwdclkind == 0))
    322		ah->need_an_top2_fixup = true;
    323
    324	if ((common->bus_ops->ath_bus_type == ATH_USB) &&
    325	    (AR_SREV_9280(ah)))
    326		eep->modalHeader[0].xpaBiasLvl = 0;
    327
    328	return 0;
    329}
    330
    331#undef SIZE_EEPROM_DEF
    332
    333static u32 ath9k_hw_def_get_eeprom(struct ath_hw *ah,
    334				   enum eeprom_param param)
    335{
    336	struct ar5416_eeprom_def *eep = &ah->eeprom.def;
    337	struct modal_eep_header *pModal = eep->modalHeader;
    338	struct base_eep_header *pBase = &eep->baseEepHeader;
    339	int band = 0;
    340
    341	switch (param) {
    342	case EEP_NFTHRESH_5:
    343		return pModal[0].noiseFloorThreshCh[0];
    344	case EEP_NFTHRESH_2:
    345		return pModal[1].noiseFloorThreshCh[0];
    346	case EEP_MAC_LSW:
    347		return get_unaligned_be16(pBase->macAddr);
    348	case EEP_MAC_MID:
    349		return get_unaligned_be16(pBase->macAddr + 2);
    350	case EEP_MAC_MSW:
    351		return get_unaligned_be16(pBase->macAddr + 4);
    352	case EEP_REG_0:
    353		return le16_to_cpu(pBase->regDmn[0]);
    354	case EEP_OP_CAP:
    355		return le16_to_cpu(pBase->deviceCap);
    356	case EEP_OP_MODE:
    357		return pBase->opCapFlags;
    358	case EEP_RF_SILENT:
    359		return le16_to_cpu(pBase->rfSilent);
    360	case EEP_OB_5:
    361		return pModal[0].ob;
    362	case EEP_DB_5:
    363		return pModal[0].db;
    364	case EEP_OB_2:
    365		return pModal[1].ob;
    366	case EEP_DB_2:
    367		return pModal[1].db;
    368	case EEP_TX_MASK:
    369		return pBase->txMask;
    370	case EEP_RX_MASK:
    371		return pBase->rxMask;
    372	case EEP_FSTCLK_5G:
    373		return pBase->fastClk5g;
    374	case EEP_RXGAIN_TYPE:
    375		return pBase->rxGainType;
    376	case EEP_TXGAIN_TYPE:
    377		return pBase->txGainType;
    378	case EEP_OL_PWRCTRL:
    379		if (ath9k_hw_def_get_eeprom_rev(ah) >= AR5416_EEP_MINOR_VER_19)
    380			return pBase->openLoopPwrCntl ? true : false;
    381		else
    382			return false;
    383	case EEP_RC_CHAIN_MASK:
    384		if (ath9k_hw_def_get_eeprom_rev(ah) >= AR5416_EEP_MINOR_VER_19)
    385			return pBase->rcChainMask;
    386		else
    387			return 0;
    388	case EEP_DAC_HPWR_5G:
    389		if (ath9k_hw_def_get_eeprom_rev(ah) >= AR5416_EEP_MINOR_VER_20)
    390			return pBase->dacHiPwrMode_5G;
    391		else
    392			return 0;
    393	case EEP_FRAC_N_5G:
    394		if (ath9k_hw_def_get_eeprom_rev(ah) >= AR5416_EEP_MINOR_VER_22)
    395			return pBase->frac_n_5g;
    396		else
    397			return 0;
    398	case EEP_PWR_TABLE_OFFSET:
    399		if (ath9k_hw_def_get_eeprom_rev(ah) >= AR5416_EEP_MINOR_VER_21)
    400			return pBase->pwr_table_offset;
    401		else
    402			return AR5416_PWR_TABLE_OFFSET_DB;
    403	case EEP_ANTENNA_GAIN_2G:
    404		band = 1;
    405		fallthrough;
    406	case EEP_ANTENNA_GAIN_5G:
    407		return max_t(u8, max_t(u8,
    408			pModal[band].antennaGainCh[0],
    409			pModal[band].antennaGainCh[1]),
    410			pModal[band].antennaGainCh[2]);
    411	default:
    412		return 0;
    413	}
    414}
    415
    416static void ath9k_hw_def_set_gain(struct ath_hw *ah,
    417				  struct modal_eep_header *pModal,
    418				  struct ar5416_eeprom_def *eep,
    419				  u8 txRxAttenLocal, int regChainOffset, int i)
    420{
    421	ENABLE_REG_RMW_BUFFER(ah);
    422	if (ath9k_hw_def_get_eeprom_rev(ah) >= AR5416_EEP_MINOR_VER_3) {
    423		txRxAttenLocal = pModal->txRxAttenCh[i];
    424
    425		if (AR_SREV_9280_20_OR_LATER(ah)) {
    426			REG_RMW_FIELD(ah, AR_PHY_GAIN_2GHZ + regChainOffset,
    427			      AR_PHY_GAIN_2GHZ_XATTEN1_MARGIN,
    428			      pModal->bswMargin[i]);
    429			REG_RMW_FIELD(ah, AR_PHY_GAIN_2GHZ + regChainOffset,
    430			      AR_PHY_GAIN_2GHZ_XATTEN1_DB,
    431			      pModal->bswAtten[i]);
    432			REG_RMW_FIELD(ah, AR_PHY_GAIN_2GHZ + regChainOffset,
    433			      AR_PHY_GAIN_2GHZ_XATTEN2_MARGIN,
    434			      pModal->xatten2Margin[i]);
    435			REG_RMW_FIELD(ah, AR_PHY_GAIN_2GHZ + regChainOffset,
    436			      AR_PHY_GAIN_2GHZ_XATTEN2_DB,
    437			      pModal->xatten2Db[i]);
    438		} else {
    439			REG_RMW(ah, AR_PHY_GAIN_2GHZ + regChainOffset,
    440				SM(pModal-> bswMargin[i], AR_PHY_GAIN_2GHZ_BSW_MARGIN),
    441				AR_PHY_GAIN_2GHZ_BSW_MARGIN);
    442			REG_RMW(ah, AR_PHY_GAIN_2GHZ + regChainOffset,
    443				SM(pModal->bswAtten[i], AR_PHY_GAIN_2GHZ_BSW_ATTEN),
    444				AR_PHY_GAIN_2GHZ_BSW_ATTEN);
    445		}
    446	}
    447
    448	if (AR_SREV_9280_20_OR_LATER(ah)) {
    449		REG_RMW_FIELD(ah,
    450		      AR_PHY_RXGAIN + regChainOffset,
    451		      AR9280_PHY_RXGAIN_TXRX_ATTEN, txRxAttenLocal);
    452		REG_RMW_FIELD(ah,
    453		      AR_PHY_RXGAIN + regChainOffset,
    454		      AR9280_PHY_RXGAIN_TXRX_MARGIN, pModal->rxTxMarginCh[i]);
    455	} else {
    456		REG_RMW(ah, AR_PHY_RXGAIN + regChainOffset,
    457			SM(txRxAttenLocal, AR_PHY_RXGAIN_TXRX_ATTEN),
    458			AR_PHY_RXGAIN_TXRX_ATTEN);
    459		REG_RMW(ah, AR_PHY_GAIN_2GHZ + regChainOffset,
    460			SM(pModal->rxTxMarginCh[i], AR_PHY_GAIN_2GHZ_RXTX_MARGIN),
    461			AR_PHY_GAIN_2GHZ_RXTX_MARGIN);
    462	}
    463	REG_RMW_BUFFER_FLUSH(ah);
    464}
    465
    466static void ath9k_hw_def_set_board_values(struct ath_hw *ah,
    467					  struct ath9k_channel *chan)
    468{
    469	struct modal_eep_header *pModal;
    470	struct ar5416_eeprom_def *eep = &ah->eeprom.def;
    471	int i, regChainOffset;
    472	u8 txRxAttenLocal;
    473	u32 antCtrlCommon;
    474
    475	pModal = &(eep->modalHeader[IS_CHAN_2GHZ(chan)]);
    476	txRxAttenLocal = IS_CHAN_2GHZ(chan) ? 23 : 44;
    477	antCtrlCommon = le32_to_cpu(pModal->antCtrlCommon);
    478
    479	REG_WRITE(ah, AR_PHY_SWITCH_COM, antCtrlCommon & 0xffff);
    480
    481	for (i = 0; i < AR5416_MAX_CHAINS; i++) {
    482		if (AR_SREV_9280(ah)) {
    483			if (i >= 2)
    484				break;
    485		}
    486
    487		if ((ah->rxchainmask == 5 || ah->txchainmask == 5) && (i != 0))
    488			regChainOffset = (i == 1) ? 0x2000 : 0x1000;
    489		else
    490			regChainOffset = i * 0x1000;
    491
    492		REG_WRITE(ah, AR_PHY_SWITCH_CHAIN_0 + regChainOffset,
    493			  le32_to_cpu(pModal->antCtrlChain[i]));
    494
    495		REG_WRITE(ah, AR_PHY_TIMING_CTRL4(0) + regChainOffset,
    496			  (REG_READ(ah, AR_PHY_TIMING_CTRL4(0) + regChainOffset) &
    497			   ~(AR_PHY_TIMING_CTRL4_IQCORR_Q_Q_COFF |
    498			     AR_PHY_TIMING_CTRL4_IQCORR_Q_I_COFF)) |
    499			  SM(pModal->iqCalICh[i],
    500			     AR_PHY_TIMING_CTRL4_IQCORR_Q_I_COFF) |
    501			  SM(pModal->iqCalQCh[i],
    502			     AR_PHY_TIMING_CTRL4_IQCORR_Q_Q_COFF));
    503
    504		ath9k_hw_def_set_gain(ah, pModal, eep, txRxAttenLocal,
    505				      regChainOffset, i);
    506	}
    507
    508	if (AR_SREV_9280_20_OR_LATER(ah)) {
    509		if (IS_CHAN_2GHZ(chan)) {
    510			ath9k_hw_analog_shift_rmw(ah, AR_AN_RF2G1_CH0,
    511						  AR_AN_RF2G1_CH0_OB,
    512						  AR_AN_RF2G1_CH0_OB_S,
    513						  pModal->ob);
    514			ath9k_hw_analog_shift_rmw(ah, AR_AN_RF2G1_CH0,
    515						  AR_AN_RF2G1_CH0_DB,
    516						  AR_AN_RF2G1_CH0_DB_S,
    517						  pModal->db);
    518			ath9k_hw_analog_shift_rmw(ah, AR_AN_RF2G1_CH1,
    519						  AR_AN_RF2G1_CH1_OB,
    520						  AR_AN_RF2G1_CH1_OB_S,
    521						  pModal->ob_ch1);
    522			ath9k_hw_analog_shift_rmw(ah, AR_AN_RF2G1_CH1,
    523						  AR_AN_RF2G1_CH1_DB,
    524						  AR_AN_RF2G1_CH1_DB_S,
    525						  pModal->db_ch1);
    526		} else {
    527			ath9k_hw_analog_shift_rmw(ah, AR_AN_RF5G1_CH0,
    528						  AR_AN_RF5G1_CH0_OB5,
    529						  AR_AN_RF5G1_CH0_OB5_S,
    530						  pModal->ob);
    531			ath9k_hw_analog_shift_rmw(ah, AR_AN_RF5G1_CH0,
    532						  AR_AN_RF5G1_CH0_DB5,
    533						  AR_AN_RF5G1_CH0_DB5_S,
    534						  pModal->db);
    535			ath9k_hw_analog_shift_rmw(ah, AR_AN_RF5G1_CH1,
    536						  AR_AN_RF5G1_CH1_OB5,
    537						  AR_AN_RF5G1_CH1_OB5_S,
    538						  pModal->ob_ch1);
    539			ath9k_hw_analog_shift_rmw(ah, AR_AN_RF5G1_CH1,
    540						  AR_AN_RF5G1_CH1_DB5,
    541						  AR_AN_RF5G1_CH1_DB5_S,
    542						  pModal->db_ch1);
    543		}
    544		ath9k_hw_analog_shift_rmw(ah, AR_AN_TOP2,
    545					  AR_AN_TOP2_XPABIAS_LVL,
    546					  AR_AN_TOP2_XPABIAS_LVL_S,
    547					  pModal->xpaBiasLvl);
    548		ath9k_hw_analog_shift_rmw(ah, AR_AN_TOP2,
    549					  AR_AN_TOP2_LOCALBIAS,
    550					  AR_AN_TOP2_LOCALBIAS_S,
    551					  !!(pModal->lna_ctl &
    552					     LNA_CTL_LOCAL_BIAS));
    553		REG_RMW_FIELD(ah, AR_PHY_XPA_CFG, AR_PHY_FORCE_XPA_CFG,
    554			      !!(pModal->lna_ctl & LNA_CTL_FORCE_XPA));
    555	}
    556
    557	REG_RMW_FIELD(ah, AR_PHY_SETTLING, AR_PHY_SETTLING_SWITCH,
    558		      pModal->switchSettling);
    559	REG_RMW_FIELD(ah, AR_PHY_DESIRED_SZ, AR_PHY_DESIRED_SZ_ADC,
    560		      pModal->adcDesiredSize);
    561
    562	if (!AR_SREV_9280_20_OR_LATER(ah))
    563		REG_RMW_FIELD(ah, AR_PHY_DESIRED_SZ,
    564			      AR_PHY_DESIRED_SZ_PGA,
    565			      pModal->pgaDesiredSize);
    566
    567	REG_WRITE(ah, AR_PHY_RF_CTL4,
    568		  SM(pModal->txEndToXpaOff, AR_PHY_RF_CTL4_TX_END_XPAA_OFF)
    569		  | SM(pModal->txEndToXpaOff,
    570		       AR_PHY_RF_CTL4_TX_END_XPAB_OFF)
    571		  | SM(pModal->txFrameToXpaOn,
    572		       AR_PHY_RF_CTL4_FRAME_XPAA_ON)
    573		  | SM(pModal->txFrameToXpaOn,
    574		       AR_PHY_RF_CTL4_FRAME_XPAB_ON));
    575
    576	REG_RMW_FIELD(ah, AR_PHY_RF_CTL3, AR_PHY_TX_END_TO_A2_RX_ON,
    577		      pModal->txEndToRxOn);
    578
    579	if (AR_SREV_9280_20_OR_LATER(ah)) {
    580		REG_RMW_FIELD(ah, AR_PHY_CCA, AR9280_PHY_CCA_THRESH62,
    581			      pModal->thresh62);
    582		REG_RMW_FIELD(ah, AR_PHY_EXT_CCA0,
    583			      AR_PHY_EXT_CCA0_THRESH62,
    584			      pModal->thresh62);
    585	} else {
    586		REG_RMW_FIELD(ah, AR_PHY_CCA, AR_PHY_CCA_THRESH62,
    587			      pModal->thresh62);
    588		REG_RMW_FIELD(ah, AR_PHY_EXT_CCA,
    589			      AR_PHY_EXT_CCA_THRESH62,
    590			      pModal->thresh62);
    591	}
    592
    593	if (ath9k_hw_def_get_eeprom_rev(ah) >= AR5416_EEP_MINOR_VER_2) {
    594		REG_RMW_FIELD(ah, AR_PHY_RF_CTL2,
    595			      AR_PHY_TX_END_DATA_START,
    596			      pModal->txFrameToDataStart);
    597		REG_RMW_FIELD(ah, AR_PHY_RF_CTL2, AR_PHY_TX_END_PA_ON,
    598			      pModal->txFrameToPaOn);
    599	}
    600
    601	if (ath9k_hw_def_get_eeprom_rev(ah) >= AR5416_EEP_MINOR_VER_3) {
    602		if (IS_CHAN_HT40(chan))
    603			REG_RMW_FIELD(ah, AR_PHY_SETTLING,
    604				      AR_PHY_SETTLING_SWITCH,
    605				      pModal->swSettleHt40);
    606	}
    607
    608	if (AR_SREV_9280_20_OR_LATER(ah) &&
    609	    ath9k_hw_def_get_eeprom_rev(ah) >= AR5416_EEP_MINOR_VER_19)
    610		REG_RMW_FIELD(ah, AR_PHY_CCK_TX_CTRL,
    611			      AR_PHY_CCK_TX_CTRL_TX_DAC_SCALE_CCK,
    612			      pModal->miscBits);
    613
    614
    615	if (AR_SREV_9280_20(ah) &&
    616	    ath9k_hw_def_get_eeprom_rev(ah) >= AR5416_EEP_MINOR_VER_20) {
    617		if (IS_CHAN_2GHZ(chan))
    618			REG_RMW_FIELD(ah, AR_AN_TOP1, AR_AN_TOP1_DACIPMODE,
    619					eep->baseEepHeader.dacLpMode);
    620		else if (eep->baseEepHeader.dacHiPwrMode_5G)
    621			REG_RMW_FIELD(ah, AR_AN_TOP1, AR_AN_TOP1_DACIPMODE, 0);
    622		else
    623			REG_RMW_FIELD(ah, AR_AN_TOP1, AR_AN_TOP1_DACIPMODE,
    624				      eep->baseEepHeader.dacLpMode);
    625
    626		udelay(100);
    627
    628		REG_RMW_FIELD(ah, AR_PHY_FRAME_CTL, AR_PHY_FRAME_CTL_TX_CLIP,
    629			      pModal->miscBits >> 2);
    630
    631		REG_RMW_FIELD(ah, AR_PHY_TX_PWRCTRL9,
    632			      AR_PHY_TX_DESIRED_SCALE_CCK,
    633			      eep->baseEepHeader.desiredScaleCCK);
    634	}
    635}
    636
    637static void ath9k_hw_def_set_addac(struct ath_hw *ah,
    638				   struct ath9k_channel *chan)
    639{
    640#define XPA_LVL_FREQ(cnt) (le16_to_cpu(pModal->xpaBiasLvlFreq[cnt]))
    641	struct modal_eep_header *pModal;
    642	struct ar5416_eeprom_def *eep = &ah->eeprom.def;
    643	u8 biaslevel;
    644
    645	if (ah->hw_version.macVersion != AR_SREV_VERSION_9160)
    646		return;
    647
    648	if (ah->eep_ops->get_eeprom_rev(ah) < AR5416_EEP_MINOR_VER_7)
    649		return;
    650
    651	pModal = &(eep->modalHeader[IS_CHAN_2GHZ(chan)]);
    652
    653	if (pModal->xpaBiasLvl != 0xff) {
    654		biaslevel = pModal->xpaBiasLvl;
    655	} else {
    656		u16 resetFreqBin, freqBin, freqCount = 0;
    657		struct chan_centers centers;
    658
    659		ath9k_hw_get_channel_centers(ah, chan, &centers);
    660
    661		resetFreqBin = FREQ2FBIN(centers.synth_center,
    662					 IS_CHAN_2GHZ(chan));
    663		freqBin = XPA_LVL_FREQ(0) & 0xff;
    664		biaslevel = (u8) (XPA_LVL_FREQ(0) >> 14);
    665
    666		freqCount++;
    667
    668		while (freqCount < 3) {
    669			if (XPA_LVL_FREQ(freqCount) == 0x0)
    670				break;
    671
    672			freqBin = XPA_LVL_FREQ(freqCount) & 0xff;
    673			if (resetFreqBin >= freqBin)
    674				biaslevel = (u8)(XPA_LVL_FREQ(freqCount) >> 14);
    675			else
    676				break;
    677			freqCount++;
    678		}
    679	}
    680
    681	if (IS_CHAN_2GHZ(chan)) {
    682		INI_RA(&ah->iniAddac, 7, 1) = (INI_RA(&ah->iniAddac,
    683					7, 1) & (~0x18)) | biaslevel << 3;
    684	} else {
    685		INI_RA(&ah->iniAddac, 6, 1) = (INI_RA(&ah->iniAddac,
    686					6, 1) & (~0xc0)) | biaslevel << 6;
    687	}
    688#undef XPA_LVL_FREQ
    689}
    690
    691static int16_t ath9k_change_gain_boundary_setting(struct ath_hw *ah,
    692				u16 *gb,
    693				u16 numXpdGain,
    694				u16 pdGainOverlap_t2,
    695				int8_t pwr_table_offset,
    696				int16_t *diff)
    697
    698{
    699	u16 k;
    700
    701	/* Prior to writing the boundaries or the pdadc vs. power table
    702	 * into the chip registers the default starting point on the pdadc
    703	 * vs. power table needs to be checked and the curve boundaries
    704	 * adjusted accordingly
    705	 */
    706	if (AR_SREV_9280_20_OR_LATER(ah)) {
    707		u16 gb_limit;
    708
    709		if (AR5416_PWR_TABLE_OFFSET_DB != pwr_table_offset) {
    710			/* get the difference in dB */
    711			*diff = (u16)(pwr_table_offset - AR5416_PWR_TABLE_OFFSET_DB);
    712			/* get the number of half dB steps */
    713			*diff *= 2;
    714			/* change the original gain boundary settings
    715			 * by the number of half dB steps
    716			 */
    717			for (k = 0; k < numXpdGain; k++)
    718				gb[k] = (u16)(gb[k] - *diff);
    719		}
    720		/* Because of a hardware limitation, ensure the gain boundary
    721		 * is not larger than (63 - overlap)
    722		 */
    723		gb_limit = (u16)(MAX_RATE_POWER - pdGainOverlap_t2);
    724
    725		for (k = 0; k < numXpdGain; k++)
    726			gb[k] = (u16)min(gb_limit, gb[k]);
    727	}
    728
    729	return *diff;
    730}
    731
    732static void ath9k_adjust_pdadc_values(struct ath_hw *ah,
    733				      int8_t pwr_table_offset,
    734				      int16_t diff,
    735				      u8 *pdadcValues)
    736{
    737#define NUM_PDADC(diff) (AR5416_NUM_PDADC_VALUES - diff)
    738	u16 k;
    739
    740	/* If this is a board that has a pwrTableOffset that differs from
    741	 * the default AR5416_PWR_TABLE_OFFSET_DB then the start of the
    742	 * pdadc vs pwr table needs to be adjusted prior to writing to the
    743	 * chip.
    744	 */
    745	if (AR_SREV_9280_20_OR_LATER(ah)) {
    746		if (AR5416_PWR_TABLE_OFFSET_DB != pwr_table_offset) {
    747			/* shift the table to start at the new offset */
    748			for (k = 0; k < (u16)NUM_PDADC(diff); k++ ) {
    749				pdadcValues[k] = pdadcValues[k + diff];
    750			}
    751
    752			/* fill the back of the table */
    753			for (k = (u16)NUM_PDADC(diff); k < NUM_PDADC(0); k++) {
    754				pdadcValues[k] = pdadcValues[NUM_PDADC(diff)];
    755			}
    756		}
    757	}
    758#undef NUM_PDADC
    759}
    760
    761static void ath9k_hw_set_def_power_cal_table(struct ath_hw *ah,
    762				  struct ath9k_channel *chan)
    763{
    764#define SM_PD_GAIN(x) SM(0x38, AR_PHY_TPCRG5_PD_GAIN_BOUNDARY_##x)
    765#define SM_PDGAIN_B(x, y) \
    766		SM((gainBoundaries[x]), AR_PHY_TPCRG5_PD_GAIN_BOUNDARY_##y)
    767	struct ath_common *common = ath9k_hw_common(ah);
    768	struct ar5416_eeprom_def *pEepData = &ah->eeprom.def;
    769	struct cal_data_per_freq *pRawDataset;
    770	u8 *pCalBChans = NULL;
    771	u16 pdGainOverlap_t2;
    772	static u8 pdadcValues[AR5416_NUM_PDADC_VALUES];
    773	u16 gainBoundaries[AR5416_PD_GAINS_IN_MASK];
    774	u16 numPiers, i, j;
    775	int16_t diff = 0;
    776	u16 numXpdGain, xpdMask;
    777	u16 xpdGainValues[AR5416_NUM_PD_GAINS] = { 0, 0, 0, 0 };
    778	u32 reg32, regOffset, regChainOffset;
    779	int16_t modalIdx;
    780	int8_t pwr_table_offset;
    781
    782	modalIdx = IS_CHAN_2GHZ(chan) ? 1 : 0;
    783	xpdMask = pEepData->modalHeader[modalIdx].xpdGain;
    784
    785	pwr_table_offset = ah->eep_ops->get_eeprom(ah, EEP_PWR_TABLE_OFFSET);
    786
    787	if (ath9k_hw_def_get_eeprom_rev(ah) >= AR5416_EEP_MINOR_VER_2) {
    788		pdGainOverlap_t2 =
    789			pEepData->modalHeader[modalIdx].pdGainOverlap;
    790	} else {
    791		pdGainOverlap_t2 = (u16)(MS(REG_READ(ah, AR_PHY_TPCRG5),
    792					    AR_PHY_TPCRG5_PD_GAIN_OVERLAP));
    793	}
    794
    795	if (IS_CHAN_2GHZ(chan)) {
    796		pCalBChans = pEepData->calFreqPier2G;
    797		numPiers = AR5416_NUM_2G_CAL_PIERS;
    798	} else {
    799		pCalBChans = pEepData->calFreqPier5G;
    800		numPiers = AR5416_NUM_5G_CAL_PIERS;
    801	}
    802
    803	if (OLC_FOR_AR9280_20_LATER && IS_CHAN_2GHZ(chan)) {
    804		pRawDataset = pEepData->calPierData2G[0];
    805		ah->initPDADC = ((struct calDataPerFreqOpLoop *)
    806				 pRawDataset)->vpdPdg[0][0];
    807	}
    808
    809	numXpdGain = 0;
    810
    811	for (i = 1; i <= AR5416_PD_GAINS_IN_MASK; i++) {
    812		if ((xpdMask >> (AR5416_PD_GAINS_IN_MASK - i)) & 1) {
    813			if (numXpdGain >= AR5416_NUM_PD_GAINS)
    814				break;
    815			xpdGainValues[numXpdGain] =
    816				(u16)(AR5416_PD_GAINS_IN_MASK - i);
    817			numXpdGain++;
    818		}
    819	}
    820
    821	REG_RMW_FIELD(ah, AR_PHY_TPCRG1, AR_PHY_TPCRG1_NUM_PD_GAIN,
    822		      (numXpdGain - 1) & 0x3);
    823	REG_RMW_FIELD(ah, AR_PHY_TPCRG1, AR_PHY_TPCRG1_PD_GAIN_1,
    824		      xpdGainValues[0]);
    825	REG_RMW_FIELD(ah, AR_PHY_TPCRG1, AR_PHY_TPCRG1_PD_GAIN_2,
    826		      xpdGainValues[1]);
    827	REG_RMW_FIELD(ah, AR_PHY_TPCRG1, AR_PHY_TPCRG1_PD_GAIN_3,
    828		      xpdGainValues[2]);
    829
    830	for (i = 0; i < AR5416_MAX_CHAINS; i++) {
    831		if ((ah->rxchainmask == 5 || ah->txchainmask == 5) &&
    832		    (i != 0)) {
    833			regChainOffset = (i == 1) ? 0x2000 : 0x1000;
    834		} else
    835			regChainOffset = i * 0x1000;
    836
    837		if (pEepData->baseEepHeader.txMask & (1 << i)) {
    838			if (IS_CHAN_2GHZ(chan))
    839				pRawDataset = pEepData->calPierData2G[i];
    840			else
    841				pRawDataset = pEepData->calPierData5G[i];
    842
    843
    844			if (OLC_FOR_AR9280_20_LATER) {
    845				u8 pcdacIdx;
    846				u8 txPower;
    847
    848				ath9k_get_txgain_index(ah, chan,
    849				(struct calDataPerFreqOpLoop *)pRawDataset,
    850				pCalBChans, numPiers, &txPower, &pcdacIdx);
    851				ath9k_olc_get_pdadcs(ah, pcdacIdx,
    852						     txPower/2, pdadcValues);
    853			} else {
    854				ath9k_hw_get_gain_boundaries_pdadcs(ah,
    855							chan, pRawDataset,
    856							pCalBChans, numPiers,
    857							pdGainOverlap_t2,
    858							gainBoundaries,
    859							pdadcValues,
    860							numXpdGain);
    861			}
    862
    863			diff = ath9k_change_gain_boundary_setting(ah,
    864							   gainBoundaries,
    865							   numXpdGain,
    866							   pdGainOverlap_t2,
    867							   pwr_table_offset,
    868							   &diff);
    869
    870			ENABLE_REGWRITE_BUFFER(ah);
    871
    872			if (OLC_FOR_AR9280_20_LATER) {
    873				REG_WRITE(ah,
    874					AR_PHY_TPCRG5 + regChainOffset,
    875					SM(0x6,
    876					AR_PHY_TPCRG5_PD_GAIN_OVERLAP) |
    877					SM_PD_GAIN(1) | SM_PD_GAIN(2) |
    878					SM_PD_GAIN(3) | SM_PD_GAIN(4));
    879			} else {
    880				REG_WRITE(ah,
    881					AR_PHY_TPCRG5 + regChainOffset,
    882					SM(pdGainOverlap_t2,
    883					AR_PHY_TPCRG5_PD_GAIN_OVERLAP)|
    884					SM_PDGAIN_B(0, 1) |
    885					SM_PDGAIN_B(1, 2) |
    886					SM_PDGAIN_B(2, 3) |
    887					SM_PDGAIN_B(3, 4));
    888			}
    889
    890			ath9k_adjust_pdadc_values(ah, pwr_table_offset,
    891						  diff, pdadcValues);
    892
    893			regOffset = AR_PHY_BASE + (672 << 2) + regChainOffset;
    894			for (j = 0; j < 32; j++) {
    895				reg32 = get_unaligned_le32(&pdadcValues[4 * j]);
    896				REG_WRITE(ah, regOffset, reg32);
    897
    898				ath_dbg(common, EEPROM,
    899					"PDADC (%d,%4x): %4.4x %8.8x\n",
    900					i, regChainOffset, regOffset,
    901					reg32);
    902				ath_dbg(common, EEPROM,
    903					"PDADC: Chain %d | PDADC %3d Value %3d | PDADC %3d Value %3d | PDADC %3d Value %3d | PDADC %3d Value %3d |\n",
    904					i, 4 * j, pdadcValues[4 * j],
    905					4 * j + 1, pdadcValues[4 * j + 1],
    906					4 * j + 2, pdadcValues[4 * j + 2],
    907					4 * j + 3, pdadcValues[4 * j + 3]);
    908
    909				regOffset += 4;
    910			}
    911			REGWRITE_BUFFER_FLUSH(ah);
    912		}
    913	}
    914
    915#undef SM_PD_GAIN
    916#undef SM_PDGAIN_B
    917}
    918
    919static void ath9k_hw_set_def_power_per_rate_table(struct ath_hw *ah,
    920						  struct ath9k_channel *chan,
    921						  int16_t *ratesArray,
    922						  u16 cfgCtl,
    923						  u16 antenna_reduction,
    924						  u16 powerLimit)
    925{
    926	struct ar5416_eeprom_def *pEepData = &ah->eeprom.def;
    927	u16 twiceMaxEdgePower;
    928	int i;
    929	struct cal_ctl_data *rep;
    930	struct cal_target_power_leg targetPowerOfdm, targetPowerCck = {
    931		0, { 0, 0, 0, 0}
    932	};
    933	struct cal_target_power_leg targetPowerOfdmExt = {
    934		0, { 0, 0, 0, 0} }, targetPowerCckExt = {
    935		0, { 0, 0, 0, 0 }
    936	};
    937	struct cal_target_power_ht targetPowerHt20, targetPowerHt40 = {
    938		0, {0, 0, 0, 0}
    939	};
    940	u16 scaledPower = 0, minCtlPower;
    941	static const u16 ctlModesFor11a[] = {
    942		CTL_11A, CTL_5GHT20, CTL_11A_EXT, CTL_5GHT40
    943	};
    944	static const u16 ctlModesFor11g[] = {
    945		CTL_11B, CTL_11G, CTL_2GHT20,
    946		CTL_11B_EXT, CTL_11G_EXT, CTL_2GHT40
    947	};
    948	u16 numCtlModes;
    949	const u16 *pCtlMode;
    950	u16 ctlMode, freq;
    951	struct chan_centers centers;
    952	int tx_chainmask;
    953	u16 twiceMinEdgePower;
    954
    955	tx_chainmask = ah->txchainmask;
    956
    957	ath9k_hw_get_channel_centers(ah, chan, &centers);
    958
    959	scaledPower = ath9k_hw_get_scaled_power(ah, powerLimit,
    960						antenna_reduction);
    961
    962	if (IS_CHAN_2GHZ(chan)) {
    963		numCtlModes = ARRAY_SIZE(ctlModesFor11g) -
    964			SUB_NUM_CTL_MODES_AT_2G_40;
    965		pCtlMode = ctlModesFor11g;
    966
    967		ath9k_hw_get_legacy_target_powers(ah, chan,
    968			pEepData->calTargetPowerCck,
    969			AR5416_NUM_2G_CCK_TARGET_POWERS,
    970			&targetPowerCck, 4, false);
    971		ath9k_hw_get_legacy_target_powers(ah, chan,
    972			pEepData->calTargetPower2G,
    973			AR5416_NUM_2G_20_TARGET_POWERS,
    974			&targetPowerOfdm, 4, false);
    975		ath9k_hw_get_target_powers(ah, chan,
    976			pEepData->calTargetPower2GHT20,
    977			AR5416_NUM_2G_20_TARGET_POWERS,
    978			&targetPowerHt20, 8, false);
    979
    980		if (IS_CHAN_HT40(chan)) {
    981			numCtlModes = ARRAY_SIZE(ctlModesFor11g);
    982			ath9k_hw_get_target_powers(ah, chan,
    983				pEepData->calTargetPower2GHT40,
    984				AR5416_NUM_2G_40_TARGET_POWERS,
    985				&targetPowerHt40, 8, true);
    986			ath9k_hw_get_legacy_target_powers(ah, chan,
    987				pEepData->calTargetPowerCck,
    988				AR5416_NUM_2G_CCK_TARGET_POWERS,
    989				&targetPowerCckExt, 4, true);
    990			ath9k_hw_get_legacy_target_powers(ah, chan,
    991				pEepData->calTargetPower2G,
    992				AR5416_NUM_2G_20_TARGET_POWERS,
    993				&targetPowerOfdmExt, 4, true);
    994		}
    995	} else {
    996		numCtlModes = ARRAY_SIZE(ctlModesFor11a) -
    997			SUB_NUM_CTL_MODES_AT_5G_40;
    998		pCtlMode = ctlModesFor11a;
    999
   1000		ath9k_hw_get_legacy_target_powers(ah, chan,
   1001			pEepData->calTargetPower5G,
   1002			AR5416_NUM_5G_20_TARGET_POWERS,
   1003			&targetPowerOfdm, 4, false);
   1004		ath9k_hw_get_target_powers(ah, chan,
   1005			pEepData->calTargetPower5GHT20,
   1006			AR5416_NUM_5G_20_TARGET_POWERS,
   1007			&targetPowerHt20, 8, false);
   1008
   1009		if (IS_CHAN_HT40(chan)) {
   1010			numCtlModes = ARRAY_SIZE(ctlModesFor11a);
   1011			ath9k_hw_get_target_powers(ah, chan,
   1012				pEepData->calTargetPower5GHT40,
   1013				AR5416_NUM_5G_40_TARGET_POWERS,
   1014				&targetPowerHt40, 8, true);
   1015			ath9k_hw_get_legacy_target_powers(ah, chan,
   1016				pEepData->calTargetPower5G,
   1017				AR5416_NUM_5G_20_TARGET_POWERS,
   1018				&targetPowerOfdmExt, 4, true);
   1019		}
   1020	}
   1021
   1022	for (ctlMode = 0; ctlMode < numCtlModes; ctlMode++) {
   1023		bool isHt40CtlMode = (pCtlMode[ctlMode] == CTL_5GHT40) ||
   1024			(pCtlMode[ctlMode] == CTL_2GHT40);
   1025		if (isHt40CtlMode)
   1026			freq = centers.synth_center;
   1027		else if (pCtlMode[ctlMode] & EXT_ADDITIVE)
   1028			freq = centers.ext_center;
   1029		else
   1030			freq = centers.ctl_center;
   1031
   1032		twiceMaxEdgePower = MAX_RATE_POWER;
   1033
   1034		for (i = 0; (i < AR5416_NUM_CTLS) && pEepData->ctlIndex[i]; i++) {
   1035			if ((((cfgCtl & ~CTL_MODE_M) |
   1036			      (pCtlMode[ctlMode] & CTL_MODE_M)) ==
   1037			     pEepData->ctlIndex[i]) ||
   1038			    (((cfgCtl & ~CTL_MODE_M) |
   1039			      (pCtlMode[ctlMode] & CTL_MODE_M)) ==
   1040			     ((pEepData->ctlIndex[i] & CTL_MODE_M) | SD_NO_CTL))) {
   1041				rep = &(pEepData->ctlData[i]);
   1042
   1043				twiceMinEdgePower = ath9k_hw_get_max_edge_power(freq,
   1044				rep->ctlEdges[ar5416_get_ntxchains(tx_chainmask) - 1],
   1045				IS_CHAN_2GHZ(chan), AR5416_NUM_BAND_EDGES);
   1046
   1047				if ((cfgCtl & ~CTL_MODE_M) == SD_NO_CTL) {
   1048					twiceMaxEdgePower = min(twiceMaxEdgePower,
   1049								twiceMinEdgePower);
   1050				} else {
   1051					twiceMaxEdgePower = twiceMinEdgePower;
   1052					break;
   1053				}
   1054			}
   1055		}
   1056
   1057		minCtlPower = min(twiceMaxEdgePower, scaledPower);
   1058
   1059		switch (pCtlMode[ctlMode]) {
   1060		case CTL_11B:
   1061			for (i = 0; i < ARRAY_SIZE(targetPowerCck.tPow2x); i++) {
   1062				targetPowerCck.tPow2x[i] =
   1063					min((u16)targetPowerCck.tPow2x[i],
   1064					    minCtlPower);
   1065			}
   1066			break;
   1067		case CTL_11A:
   1068		case CTL_11G:
   1069			for (i = 0; i < ARRAY_SIZE(targetPowerOfdm.tPow2x); i++) {
   1070				targetPowerOfdm.tPow2x[i] =
   1071					min((u16)targetPowerOfdm.tPow2x[i],
   1072					    minCtlPower);
   1073			}
   1074			break;
   1075		case CTL_5GHT20:
   1076		case CTL_2GHT20:
   1077			for (i = 0; i < ARRAY_SIZE(targetPowerHt20.tPow2x); i++) {
   1078				targetPowerHt20.tPow2x[i] =
   1079					min((u16)targetPowerHt20.tPow2x[i],
   1080					    minCtlPower);
   1081			}
   1082			break;
   1083		case CTL_11B_EXT:
   1084			targetPowerCckExt.tPow2x[0] = min((u16)
   1085					targetPowerCckExt.tPow2x[0],
   1086					minCtlPower);
   1087			break;
   1088		case CTL_11A_EXT:
   1089		case CTL_11G_EXT:
   1090			targetPowerOfdmExt.tPow2x[0] = min((u16)
   1091					targetPowerOfdmExt.tPow2x[0],
   1092					minCtlPower);
   1093			break;
   1094		case CTL_5GHT40:
   1095		case CTL_2GHT40:
   1096			for (i = 0; i < ARRAY_SIZE(targetPowerHt40.tPow2x); i++) {
   1097				targetPowerHt40.tPow2x[i] =
   1098					min((u16)targetPowerHt40.tPow2x[i],
   1099					    minCtlPower);
   1100			}
   1101			break;
   1102		default:
   1103			break;
   1104		}
   1105	}
   1106
   1107	ratesArray[rate6mb] = ratesArray[rate9mb] = ratesArray[rate12mb] =
   1108		ratesArray[rate18mb] = ratesArray[rate24mb] =
   1109		targetPowerOfdm.tPow2x[0];
   1110	ratesArray[rate36mb] = targetPowerOfdm.tPow2x[1];
   1111	ratesArray[rate48mb] = targetPowerOfdm.tPow2x[2];
   1112	ratesArray[rate54mb] = targetPowerOfdm.tPow2x[3];
   1113	ratesArray[rateXr] = targetPowerOfdm.tPow2x[0];
   1114
   1115	for (i = 0; i < ARRAY_SIZE(targetPowerHt20.tPow2x); i++)
   1116		ratesArray[rateHt20_0 + i] = targetPowerHt20.tPow2x[i];
   1117
   1118	if (IS_CHAN_2GHZ(chan)) {
   1119		ratesArray[rate1l] = targetPowerCck.tPow2x[0];
   1120		ratesArray[rate2s] = ratesArray[rate2l] =
   1121			targetPowerCck.tPow2x[1];
   1122		ratesArray[rate5_5s] = ratesArray[rate5_5l] =
   1123			targetPowerCck.tPow2x[2];
   1124		ratesArray[rate11s] = ratesArray[rate11l] =
   1125			targetPowerCck.tPow2x[3];
   1126	}
   1127	if (IS_CHAN_HT40(chan)) {
   1128		for (i = 0; i < ARRAY_SIZE(targetPowerHt40.tPow2x); i++) {
   1129			ratesArray[rateHt40_0 + i] =
   1130				targetPowerHt40.tPow2x[i];
   1131		}
   1132		ratesArray[rateDupOfdm] = targetPowerHt40.tPow2x[0];
   1133		ratesArray[rateDupCck] = targetPowerHt40.tPow2x[0];
   1134		ratesArray[rateExtOfdm] = targetPowerOfdmExt.tPow2x[0];
   1135		if (IS_CHAN_2GHZ(chan)) {
   1136			ratesArray[rateExtCck] =
   1137				targetPowerCckExt.tPow2x[0];
   1138		}
   1139	}
   1140}
   1141
   1142static void ath9k_hw_def_set_txpower(struct ath_hw *ah,
   1143				    struct ath9k_channel *chan,
   1144				    u16 cfgCtl,
   1145				    u8 twiceAntennaReduction,
   1146				    u8 powerLimit, bool test)
   1147{
   1148#define RT_AR_DELTA(x) (ratesArray[x] - cck_ofdm_delta)
   1149	struct ath_regulatory *regulatory = ath9k_hw_regulatory(ah);
   1150	struct ar5416_eeprom_def *pEepData = &ah->eeprom.def;
   1151	struct modal_eep_header *pModal =
   1152		&(pEepData->modalHeader[IS_CHAN_2GHZ(chan)]);
   1153	int16_t ratesArray[Ar5416RateSize];
   1154	u8 ht40PowerIncForPdadc = 2;
   1155	int i, cck_ofdm_delta = 0;
   1156
   1157	memset(ratesArray, 0, sizeof(ratesArray));
   1158
   1159	if (ath9k_hw_def_get_eeprom_rev(ah) >= AR5416_EEP_MINOR_VER_2)
   1160		ht40PowerIncForPdadc = pModal->ht40PowerIncForPdadc;
   1161
   1162	ath9k_hw_set_def_power_per_rate_table(ah, chan,
   1163					       &ratesArray[0], cfgCtl,
   1164					       twiceAntennaReduction,
   1165					       powerLimit);
   1166
   1167	ath9k_hw_set_def_power_cal_table(ah, chan);
   1168
   1169	regulatory->max_power_level = 0;
   1170	for (i = 0; i < ARRAY_SIZE(ratesArray); i++) {
   1171		if (ratesArray[i] > MAX_RATE_POWER)
   1172			ratesArray[i] = MAX_RATE_POWER;
   1173		if (ratesArray[i] > regulatory->max_power_level)
   1174			regulatory->max_power_level = ratesArray[i];
   1175	}
   1176
   1177	ath9k_hw_update_regulatory_maxpower(ah);
   1178
   1179	if (test)
   1180		return;
   1181
   1182	if (AR_SREV_9280_20_OR_LATER(ah)) {
   1183		for (i = 0; i < Ar5416RateSize; i++) {
   1184			int8_t pwr_table_offset;
   1185
   1186			pwr_table_offset = ah->eep_ops->get_eeprom(ah,
   1187							EEP_PWR_TABLE_OFFSET);
   1188			ratesArray[i] -= pwr_table_offset * 2;
   1189		}
   1190	}
   1191
   1192	ENABLE_REGWRITE_BUFFER(ah);
   1193
   1194	REG_WRITE(ah, AR_PHY_POWER_TX_RATE1,
   1195		  ATH9K_POW_SM(ratesArray[rate18mb], 24)
   1196		  | ATH9K_POW_SM(ratesArray[rate12mb], 16)
   1197		  | ATH9K_POW_SM(ratesArray[rate9mb], 8)
   1198		  | ATH9K_POW_SM(ratesArray[rate6mb], 0));
   1199	REG_WRITE(ah, AR_PHY_POWER_TX_RATE2,
   1200		  ATH9K_POW_SM(ratesArray[rate54mb], 24)
   1201		  | ATH9K_POW_SM(ratesArray[rate48mb], 16)
   1202		  | ATH9K_POW_SM(ratesArray[rate36mb], 8)
   1203		  | ATH9K_POW_SM(ratesArray[rate24mb], 0));
   1204
   1205	if (IS_CHAN_2GHZ(chan)) {
   1206		if (OLC_FOR_AR9280_20_LATER) {
   1207			cck_ofdm_delta = 2;
   1208			REG_WRITE(ah, AR_PHY_POWER_TX_RATE3,
   1209				ATH9K_POW_SM(RT_AR_DELTA(rate2s), 24)
   1210				| ATH9K_POW_SM(RT_AR_DELTA(rate2l), 16)
   1211				| ATH9K_POW_SM(ratesArray[rateXr], 8)
   1212				| ATH9K_POW_SM(RT_AR_DELTA(rate1l), 0));
   1213			REG_WRITE(ah, AR_PHY_POWER_TX_RATE4,
   1214				ATH9K_POW_SM(RT_AR_DELTA(rate11s), 24)
   1215				| ATH9K_POW_SM(RT_AR_DELTA(rate11l), 16)
   1216				| ATH9K_POW_SM(RT_AR_DELTA(rate5_5s), 8)
   1217				| ATH9K_POW_SM(RT_AR_DELTA(rate5_5l), 0));
   1218		} else {
   1219			REG_WRITE(ah, AR_PHY_POWER_TX_RATE3,
   1220				ATH9K_POW_SM(ratesArray[rate2s], 24)
   1221				| ATH9K_POW_SM(ratesArray[rate2l], 16)
   1222				| ATH9K_POW_SM(ratesArray[rateXr], 8)
   1223				| ATH9K_POW_SM(ratesArray[rate1l], 0));
   1224			REG_WRITE(ah, AR_PHY_POWER_TX_RATE4,
   1225				ATH9K_POW_SM(ratesArray[rate11s], 24)
   1226				| ATH9K_POW_SM(ratesArray[rate11l], 16)
   1227				| ATH9K_POW_SM(ratesArray[rate5_5s], 8)
   1228				| ATH9K_POW_SM(ratesArray[rate5_5l], 0));
   1229		}
   1230	}
   1231
   1232	REG_WRITE(ah, AR_PHY_POWER_TX_RATE5,
   1233		  ATH9K_POW_SM(ratesArray[rateHt20_3], 24)
   1234		  | ATH9K_POW_SM(ratesArray[rateHt20_2], 16)
   1235		  | ATH9K_POW_SM(ratesArray[rateHt20_1], 8)
   1236		  | ATH9K_POW_SM(ratesArray[rateHt20_0], 0));
   1237	REG_WRITE(ah, AR_PHY_POWER_TX_RATE6,
   1238		  ATH9K_POW_SM(ratesArray[rateHt20_7], 24)
   1239		  | ATH9K_POW_SM(ratesArray[rateHt20_6], 16)
   1240		  | ATH9K_POW_SM(ratesArray[rateHt20_5], 8)
   1241		  | ATH9K_POW_SM(ratesArray[rateHt20_4], 0));
   1242
   1243	if (IS_CHAN_HT40(chan)) {
   1244		REG_WRITE(ah, AR_PHY_POWER_TX_RATE7,
   1245			  ATH9K_POW_SM(ratesArray[rateHt40_3] +
   1246				       ht40PowerIncForPdadc, 24)
   1247			  | ATH9K_POW_SM(ratesArray[rateHt40_2] +
   1248					 ht40PowerIncForPdadc, 16)
   1249			  | ATH9K_POW_SM(ratesArray[rateHt40_1] +
   1250					 ht40PowerIncForPdadc, 8)
   1251			  | ATH9K_POW_SM(ratesArray[rateHt40_0] +
   1252					 ht40PowerIncForPdadc, 0));
   1253		REG_WRITE(ah, AR_PHY_POWER_TX_RATE8,
   1254			  ATH9K_POW_SM(ratesArray[rateHt40_7] +
   1255				       ht40PowerIncForPdadc, 24)
   1256			  | ATH9K_POW_SM(ratesArray[rateHt40_6] +
   1257					 ht40PowerIncForPdadc, 16)
   1258			  | ATH9K_POW_SM(ratesArray[rateHt40_5] +
   1259					 ht40PowerIncForPdadc, 8)
   1260			  | ATH9K_POW_SM(ratesArray[rateHt40_4] +
   1261					 ht40PowerIncForPdadc, 0));
   1262		if (OLC_FOR_AR9280_20_LATER) {
   1263			REG_WRITE(ah, AR_PHY_POWER_TX_RATE9,
   1264				ATH9K_POW_SM(ratesArray[rateExtOfdm], 24)
   1265				| ATH9K_POW_SM(RT_AR_DELTA(rateExtCck), 16)
   1266				| ATH9K_POW_SM(ratesArray[rateDupOfdm], 8)
   1267				| ATH9K_POW_SM(RT_AR_DELTA(rateDupCck), 0));
   1268		} else {
   1269			REG_WRITE(ah, AR_PHY_POWER_TX_RATE9,
   1270				ATH9K_POW_SM(ratesArray[rateExtOfdm], 24)
   1271				| ATH9K_POW_SM(ratesArray[rateExtCck], 16)
   1272				| ATH9K_POW_SM(ratesArray[rateDupOfdm], 8)
   1273				| ATH9K_POW_SM(ratesArray[rateDupCck], 0));
   1274		}
   1275	}
   1276
   1277	REG_WRITE(ah, AR_PHY_POWER_TX_SUB,
   1278		  ATH9K_POW_SM(pModal->pwrDecreaseFor3Chain, 6)
   1279		  | ATH9K_POW_SM(pModal->pwrDecreaseFor2Chain, 0));
   1280
   1281	/* TPC initializations */
   1282	if (ah->tpc_enabled) {
   1283		int ht40_delta;
   1284
   1285		ht40_delta = (IS_CHAN_HT40(chan)) ? ht40PowerIncForPdadc : 0;
   1286		ar5008_hw_init_rate_txpower(ah, ratesArray, chan, ht40_delta);
   1287		/* Enable TPC */
   1288		REG_WRITE(ah, AR_PHY_POWER_TX_RATE_MAX,
   1289			MAX_RATE_POWER | AR_PHY_POWER_TX_RATE_MAX_TPC_ENABLE);
   1290	} else {
   1291		/* Disable TPC */
   1292		REG_WRITE(ah, AR_PHY_POWER_TX_RATE_MAX, MAX_RATE_POWER);
   1293	}
   1294
   1295	REGWRITE_BUFFER_FLUSH(ah);
   1296}
   1297
   1298static u16 ath9k_hw_def_get_spur_channel(struct ath_hw *ah, u16 i, bool is2GHz)
   1299{
   1300	__le16 spch = ah->eeprom.def.modalHeader[is2GHz].spurChans[i].spurChan;
   1301
   1302	return le16_to_cpu(spch);
   1303}
   1304
   1305static u8 ath9k_hw_def_get_eepmisc(struct ath_hw *ah)
   1306{
   1307	return ah->eeprom.def.baseEepHeader.eepMisc;
   1308}
   1309
   1310const struct eeprom_ops eep_def_ops = {
   1311	.check_eeprom		= ath9k_hw_def_check_eeprom,
   1312	.get_eeprom		= ath9k_hw_def_get_eeprom,
   1313	.fill_eeprom		= ath9k_hw_def_fill_eeprom,
   1314	.dump_eeprom		= ath9k_hw_def_dump_eeprom,
   1315	.get_eeprom_ver		= ath9k_hw_def_get_eeprom_ver,
   1316	.get_eeprom_rev		= ath9k_hw_def_get_eeprom_rev,
   1317	.set_board_values	= ath9k_hw_def_set_board_values,
   1318	.set_addac		= ath9k_hw_def_set_addac,
   1319	.set_txpower		= ath9k_hw_def_set_txpower,
   1320	.get_spur_channel	= ath9k_hw_def_get_spur_channel,
   1321	.get_eepmisc		= ath9k_hw_def_get_eepmisc
   1322};