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

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/*
* Copyright (c) 2008-2009 Atheros Communications Inc.
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#include "hw.h"
#include "ar9002_phy.h"
static int ath9k_hw_4k_get_eeprom_ver(struct ath_hw *ah)
{
return ((ah->eeprom.map4k.baseEepHeader.version >> 12) & 0xF);
}
static int ath9k_hw_4k_get_eeprom_rev(struct ath_hw *ah)
{
return ((ah->eeprom.map4k.baseEepHeader.version) & 0xFFF);
}
static bool ath9k_hw_4k_fill_eeprom(struct ath_hw *ah)
{
#define SIZE_EEPROM_4K (sizeof(struct ar5416_eeprom_4k) / sizeof(u16))
struct ath_common *common = ath9k_hw_common(ah);
u16 *eep_data = (u16 *)&ah->eeprom.map4k;
int addr, eep_start_loc = 0;
eep_start_loc = 64;
if (!ath9k_hw_use_flash(ah)) {
ath_dbg(common, ATH_DBG_EEPROM,
"Reading from EEPROM, not flash\n");
}
for (addr = 0; addr < SIZE_EEPROM_4K; addr++) {
if (!ath9k_hw_nvram_read(common, addr + eep_start_loc, eep_data)) {
ath_dbg(common, ATH_DBG_EEPROM,
"Unable to read eeprom region\n");
return false;
}
eep_data++;
}
return true;
#undef SIZE_EEPROM_4K
}
static int ath9k_hw_4k_check_eeprom(struct ath_hw *ah)
{
#define EEPROM_4K_SIZE (sizeof(struct ar5416_eeprom_4k) / sizeof(u16))
struct ath_common *common = ath9k_hw_common(ah);
struct ar5416_eeprom_4k *eep =
(struct ar5416_eeprom_4k *) &ah->eeprom.map4k;
u16 *eepdata, temp, magic, magic2;
u32 sum = 0, el;
bool need_swap = false;
int i, addr;
if (!ath9k_hw_use_flash(ah)) {
if (!ath9k_hw_nvram_read(common, AR5416_EEPROM_MAGIC_OFFSET,
&magic)) {
ath_err(common, "Reading Magic # failed\n");
return false;
}
ath_dbg(common, ATH_DBG_EEPROM,
"Read Magic = 0x%04X\n", magic);
if (magic != AR5416_EEPROM_MAGIC) {
magic2 = swab16(magic);
if (magic2 == AR5416_EEPROM_MAGIC) {
need_swap = true;
eepdata = (u16 *) (&ah->eeprom);
for (addr = 0; addr < EEPROM_4K_SIZE; addr++) {
temp = swab16(*eepdata);
*eepdata = temp;
eepdata++;
}
} else {
ath_err(common,
"Invalid EEPROM Magic. Endianness mismatch.\n");
return -EINVAL;
}
}
}
ath_dbg(common, ATH_DBG_EEPROM, "need_swap = %s.\n",
need_swap ? "True" : "False");
if (need_swap)
el = swab16(ah->eeprom.map4k.baseEepHeader.length);
else
el = ah->eeprom.map4k.baseEepHeader.length;
if (el > sizeof(struct ar5416_eeprom_4k))
el = sizeof(struct ar5416_eeprom_4k) / sizeof(u16);
else
el = el / sizeof(u16);
eepdata = (u16 *)(&ah->eeprom);
for (i = 0; i < el; i++)
sum ^= *eepdata++;
if (need_swap) {
u32 integer;
u16 word;
ath_dbg(common, ATH_DBG_EEPROM,
"EEPROM Endianness is not native.. Changing\n");
word = swab16(eep->baseEepHeader.length);
eep->baseEepHeader.length = word;
word = swab16(eep->baseEepHeader.checksum);
eep->baseEepHeader.checksum = word;
word = swab16(eep->baseEepHeader.version);
eep->baseEepHeader.version = word;
word = swab16(eep->baseEepHeader.regDmn[0]);
eep->baseEepHeader.regDmn[0] = word;
word = swab16(eep->baseEepHeader.regDmn[1]);
eep->baseEepHeader.regDmn[1] = word;
word = swab16(eep->baseEepHeader.rfSilent);
eep->baseEepHeader.rfSilent = word;
word = swab16(eep->baseEepHeader.blueToothOptions);
eep->baseEepHeader.blueToothOptions = word;
word = swab16(eep->baseEepHeader.deviceCap);
eep->baseEepHeader.deviceCap = word;
integer = swab32(eep->modalHeader.antCtrlCommon);
eep->modalHeader.antCtrlCommon = integer;
for (i = 0; i < AR5416_EEP4K_MAX_CHAINS; i++) {
integer = swab32(eep->modalHeader.antCtrlChain[i]);
eep->modalHeader.antCtrlChain[i] = integer;
}
for (i = 0; i < AR_EEPROM_MODAL_SPURS; i++) {
word = swab16(eep->modalHeader.spurChans[i].spurChan);
eep->modalHeader.spurChans[i].spurChan = word;
}
}
if (sum != 0xffff || ah->eep_ops->get_eeprom_ver(ah) != AR5416_EEP_VER ||
ah->eep_ops->get_eeprom_rev(ah) < AR5416_EEP_NO_BACK_VER) {
ath_err(common, "Bad EEPROM checksum 0x%x or revision 0x%04x\n",
sum, ah->eep_ops->get_eeprom_ver(ah));
return -EINVAL;
}
return 0;
#undef EEPROM_4K_SIZE
}
static u32 ath9k_hw_4k_get_eeprom(struct ath_hw *ah,
enum eeprom_param param)
{
struct ar5416_eeprom_4k *eep = &ah->eeprom.map4k;
struct modal_eep_4k_header *pModal = &eep->modalHeader;
struct base_eep_header_4k *pBase = &eep->baseEepHeader;
u16 ver_minor;
ver_minor = pBase->version & AR5416_EEP_VER_MINOR_MASK;
switch (param) {
case EEP_NFTHRESH_2:
return pModal->noiseFloorThreshCh[0];
case EEP_MAC_LSW:
return pBase->macAddr[0] << 8 | pBase->macAddr[1];
case EEP_MAC_MID:
return pBase->macAddr[2] << 8 | pBase->macAddr[3];
case EEP_MAC_MSW:
return pBase->macAddr[4] << 8 | pBase->macAddr[5];
case EEP_REG_0:
return pBase->regDmn[0];
case EEP_REG_1:
return pBase->regDmn[1];
case EEP_OP_CAP:
return pBase->deviceCap;
case EEP_OP_MODE:
return pBase->opCapFlags;
case EEP_RF_SILENT:
return pBase->rfSilent;
case EEP_OB_2:
return pModal->ob_0;
case EEP_DB_2:
return pModal->db1_1;
case EEP_MINOR_REV:
return ver_minor;
case EEP_TX_MASK:
return pBase->txMask;
case EEP_RX_MASK:
return pBase->rxMask;
case EEP_FRAC_N_5G:
return 0;
case EEP_PWR_TABLE_OFFSET:
return AR5416_PWR_TABLE_OFFSET_DB;
case EEP_MODAL_VER:
return pModal->version;
case EEP_ANT_DIV_CTL1:
return pModal->antdiv_ctl1;
case EEP_TXGAIN_TYPE:
if (ver_minor >= AR5416_EEP_MINOR_VER_19)
return pBase->txGainType;
else
return AR5416_EEP_TXGAIN_ORIGINAL;
default:
return 0;
}
}
static void ath9k_hw_set_4k_power_cal_table(struct ath_hw *ah,
struct ath9k_channel *chan,
int16_t *pTxPowerIndexOffset)
{
struct ath_common *common = ath9k_hw_common(ah);
struct ar5416_eeprom_4k *pEepData = &ah->eeprom.map4k;
struct cal_data_per_freq_4k *pRawDataset;
u8 *pCalBChans = NULL;
u16 pdGainOverlap_t2;
static u8 pdadcValues[AR5416_NUM_PDADC_VALUES];
u16 gainBoundaries[AR5416_PD_GAINS_IN_MASK];
u16 numPiers, i, j;
u16 numXpdGain, xpdMask;
u16 xpdGainValues[AR5416_EEP4K_NUM_PD_GAINS] = { 0, 0 };
u32 reg32, regOffset, regChainOffset;
xpdMask = pEepData->modalHeader.xpdGain;
if ((pEepData->baseEepHeader.version & AR5416_EEP_VER_MINOR_MASK) >=
AR5416_EEP_MINOR_VER_2) {
pdGainOverlap_t2 =
pEepData->modalHeader.pdGainOverlap;
} else {
pdGainOverlap_t2 = (u16)(MS(REG_READ(ah, AR_PHY_TPCRG5),
AR_PHY_TPCRG5_PD_GAIN_OVERLAP));
}
pCalBChans = pEepData->calFreqPier2G;
numPiers = AR5416_EEP4K_NUM_2G_CAL_PIERS;
numXpdGain = 0;
for (i = 1; i <= AR5416_PD_GAINS_IN_MASK; i++) {
if ((xpdMask >> (AR5416_PD_GAINS_IN_MASK - i)) & 1) {
if (numXpdGain >= AR5416_EEP4K_NUM_PD_GAINS)
break;
xpdGainValues[numXpdGain] =
(u16)(AR5416_PD_GAINS_IN_MASK - i);
numXpdGain++;
}
}
REG_RMW_FIELD(ah, AR_PHY_TPCRG1, AR_PHY_TPCRG1_NUM_PD_GAIN,
(numXpdGain - 1) & 0x3);
REG_RMW_FIELD(ah, AR_PHY_TPCRG1, AR_PHY_TPCRG1_PD_GAIN_1,
xpdGainValues[0]);
REG_RMW_FIELD(ah, AR_PHY_TPCRG1, AR_PHY_TPCRG1_PD_GAIN_2,
xpdGainValues[1]);
REG_RMW_FIELD(ah, AR_PHY_TPCRG1, AR_PHY_TPCRG1_PD_GAIN_3, 0);
for (i = 0; i < AR5416_EEP4K_MAX_CHAINS; i++) {
if (AR_SREV_5416_20_OR_LATER(ah) &&
(ah->rxchainmask == 5 || ah->txchainmask == 5) &&
(i != 0)) {
regChainOffset = (i == 1) ? 0x2000 : 0x1000;
} else
regChainOffset = i * 0x1000;
if (pEepData->baseEepHeader.txMask & (1 << i)) {
pRawDataset = pEepData->calPierData2G[i];
ath9k_hw_get_gain_boundaries_pdadcs(ah, chan,
pRawDataset, pCalBChans,
numPiers, pdGainOverlap_t2,
gainBoundaries,
pdadcValues, numXpdGain);
ENABLE_REGWRITE_BUFFER(ah);
if ((i == 0) || AR_SREV_5416_20_OR_LATER(ah)) {
REG_WRITE(ah, AR_PHY_TPCRG5 + regChainOffset,
SM(pdGainOverlap_t2,
AR_PHY_TPCRG5_PD_GAIN_OVERLAP)
| SM(gainBoundaries[0],
AR_PHY_TPCRG5_PD_GAIN_BOUNDARY_1)
| SM(gainBoundaries[1],
AR_PHY_TPCRG5_PD_GAIN_BOUNDARY_2)
| SM(gainBoundaries[2],
AR_PHY_TPCRG5_PD_GAIN_BOUNDARY_3)
| SM(gainBoundaries[3],
AR_PHY_TPCRG5_PD_GAIN_BOUNDARY_4));
}
regOffset = AR_PHY_BASE + (672 << 2) + regChainOffset;
for (j = 0; j < 32; j++) {
reg32 = ((pdadcValues[4 * j + 0] & 0xFF) << 0) |
((pdadcValues[4 * j + 1] & 0xFF) << 8) |
((pdadcValues[4 * j + 2] & 0xFF) << 16)|
((pdadcValues[4 * j + 3] & 0xFF) << 24);
REG_WRITE(ah, regOffset, reg32);
ath_dbg(common, ATH_DBG_EEPROM,
"PDADC (%d,%4x): %4.4x %8.8x\n",
i, regChainOffset, regOffset,
reg32);
ath_dbg(common, ATH_DBG_EEPROM,
"PDADC: Chain %d | "
"PDADC %3d Value %3d | "
"PDADC %3d Value %3d | "
"PDADC %3d Value %3d | "
"PDADC %3d Value %3d |\n",
i, 4 * j, pdadcValues[4 * j],
4 * j + 1, pdadcValues[4 * j + 1],
4 * j + 2, pdadcValues[4 * j + 2],
4 * j + 3, pdadcValues[4 * j + 3]);
regOffset += 4;
}
REGWRITE_BUFFER_FLUSH(ah);
}
}
*pTxPowerIndexOffset = 0;
}
static void ath9k_hw_set_4k_power_per_rate_table(struct ath_hw *ah,
struct ath9k_channel *chan,
int16_t *ratesArray,
u16 cfgCtl,
u16 AntennaReduction,
u16 twiceMaxRegulatoryPower,
u16 powerLimit)
{
#define CMP_TEST_GRP \
(((cfgCtl & ~CTL_MODE_M)| (pCtlMode[ctlMode] & CTL_MODE_M)) == \
pEepData->ctlIndex[i]) \
|| (((cfgCtl & ~CTL_MODE_M) | (pCtlMode[ctlMode] & CTL_MODE_M)) == \
((pEepData->ctlIndex[i] & CTL_MODE_M) | SD_NO_CTL))
struct ath_regulatory *regulatory = ath9k_hw_regulatory(ah);
int i;
int16_t twiceLargestAntenna;
u16 twiceMinEdgePower;
u16 twiceMaxEdgePower = MAX_RATE_POWER;
u16 scaledPower = 0, minCtlPower, maxRegAllowedPower;
u16 numCtlModes;
const u16 *pCtlMode;
u16 ctlMode, freq;
struct chan_centers centers;
struct cal_ctl_data_4k *rep;
struct ar5416_eeprom_4k *pEepData = &ah->eeprom.map4k;
static const u16 tpScaleReductionTable[5] =
{ 0, 3, 6, 9, MAX_RATE_POWER };
struct cal_target_power_leg targetPowerOfdm, targetPowerCck = {
0, { 0, 0, 0, 0}
};
struct cal_target_power_leg targetPowerOfdmExt = {
0, { 0, 0, 0, 0} }, targetPowerCckExt = {
0, { 0, 0, 0, 0 }
};
struct cal_target_power_ht targetPowerHt20, targetPowerHt40 = {
0, {0, 0, 0, 0}
};
static const u16 ctlModesFor11g[] = {
CTL_11B, CTL_11G, CTL_2GHT20,
CTL_11B_EXT, CTL_11G_EXT, CTL_2GHT40
};
ath9k_hw_get_channel_centers(ah, chan, &centers);
twiceLargestAntenna = pEepData->modalHeader.antennaGainCh[0];
twiceLargestAntenna = (int16_t)min(AntennaReduction -
twiceLargestAntenna, 0);
maxRegAllowedPower = twiceMaxRegulatoryPower + twiceLargestAntenna;
if (regulatory->tp_scale != ATH9K_TP_SCALE_MAX) {
maxRegAllowedPower -=
(tpScaleReductionTable[(regulatory->tp_scale)] * 2);
}
scaledPower = min(powerLimit, maxRegAllowedPower);
scaledPower = max((u16)0, scaledPower);
numCtlModes = ARRAY_SIZE(ctlModesFor11g) - SUB_NUM_CTL_MODES_AT_2G_40;
pCtlMode = ctlModesFor11g;
ath9k_hw_get_legacy_target_powers(ah, chan,
pEepData->calTargetPowerCck,
AR5416_NUM_2G_CCK_TARGET_POWERS,
&targetPowerCck, 4, false);
ath9k_hw_get_legacy_target_powers(ah, chan,
pEepData->calTargetPower2G,
AR5416_NUM_2G_20_TARGET_POWERS,
&targetPowerOfdm, 4, false);
ath9k_hw_get_target_powers(ah, chan,
pEepData->calTargetPower2GHT20,
AR5416_NUM_2G_20_TARGET_POWERS,
&targetPowerHt20, 8, false);
if (IS_CHAN_HT40(chan)) {
numCtlModes = ARRAY_SIZE(ctlModesFor11g);
ath9k_hw_get_target_powers(ah, chan,
pEepData->calTargetPower2GHT40,
AR5416_NUM_2G_40_TARGET_POWERS,
&targetPowerHt40, 8, true);
ath9k_hw_get_legacy_target_powers(ah, chan,
pEepData->calTargetPowerCck,
AR5416_NUM_2G_CCK_TARGET_POWERS,
&targetPowerCckExt, 4, true);
ath9k_hw_get_legacy_target_powers(ah, chan,
pEepData->calTargetPower2G,
AR5416_NUM_2G_20_TARGET_POWERS,
&targetPowerOfdmExt, 4, true);
}
for (ctlMode = 0; ctlMode < numCtlModes; ctlMode++) {
bool isHt40CtlMode = (pCtlMode[ctlMode] == CTL_5GHT40) ||
(pCtlMode[ctlMode] == CTL_2GHT40);
if (isHt40CtlMode)
freq = centers.synth_center;
else if (pCtlMode[ctlMode] & EXT_ADDITIVE)
freq = centers.ext_center;
else
freq = centers.ctl_center;
if (ah->eep_ops->get_eeprom_ver(ah) == 14 &&
ah->eep_ops->get_eeprom_rev(ah) <= 2)
twiceMaxEdgePower = MAX_RATE_POWER;
for (i = 0; (i < AR5416_EEP4K_NUM_CTLS) &&
pEepData->ctlIndex[i]; i++) {
if (CMP_TEST_GRP) {
rep = &(pEepData->ctlData[i]);
twiceMinEdgePower = ath9k_hw_get_max_edge_power(
freq,
rep->ctlEdges[
ar5416_get_ntxchains(ah->txchainmask) - 1],
IS_CHAN_2GHZ(chan),
AR5416_EEP4K_NUM_BAND_EDGES);
if ((cfgCtl & ~CTL_MODE_M) == SD_NO_CTL) {
twiceMaxEdgePower =
min(twiceMaxEdgePower,
twiceMinEdgePower);
} else {
twiceMaxEdgePower = twiceMinEdgePower;
break;
}
}
}
minCtlPower = (u8)min(twiceMaxEdgePower, scaledPower);
switch (pCtlMode[ctlMode]) {
case CTL_11B:
for (i = 0; i < ARRAY_SIZE(targetPowerCck.tPow2x); i++) {
targetPowerCck.tPow2x[i] =
min((u16)targetPowerCck.tPow2x[i],
minCtlPower);
}
break;
case CTL_11G:
for (i = 0; i < ARRAY_SIZE(targetPowerOfdm.tPow2x); i++) {
targetPowerOfdm.tPow2x[i] =
min((u16)targetPowerOfdm.tPow2x[i],
minCtlPower);
}
break;
case CTL_2GHT20:
for (i = 0; i < ARRAY_SIZE(targetPowerHt20.tPow2x); i++) {
targetPowerHt20.tPow2x[i] =
min((u16)targetPowerHt20.tPow2x[i],
minCtlPower);
}
break;
case CTL_11B_EXT:
targetPowerCckExt.tPow2x[0] =
min((u16)targetPowerCckExt.tPow2x[0],
minCtlPower);
break;
case CTL_11G_EXT:
targetPowerOfdmExt.tPow2x[0] =
min((u16)targetPowerOfdmExt.tPow2x[0],
minCtlPower);
break;
case CTL_2GHT40:
for (i = 0; i < ARRAY_SIZE(targetPowerHt40.tPow2x); i++) {
targetPowerHt40.tPow2x[i] =
min((u16)targetPowerHt40.tPow2x[i],
minCtlPower);
}
break;
default:
break;
}
}
ratesArray[rate6mb] =
ratesArray[rate9mb] =
ratesArray[rate12mb] =
ratesArray[rate18mb] =
ratesArray[rate24mb] =
targetPowerOfdm.tPow2x[0];
ratesArray[rate36mb] = targetPowerOfdm.tPow2x[1];
ratesArray[rate48mb] = targetPowerOfdm.tPow2x[2];
ratesArray[rate54mb] = targetPowerOfdm.tPow2x[3];
ratesArray[rateXr] = targetPowerOfdm.tPow2x[0];
for (i = 0; i < ARRAY_SIZE(targetPowerHt20.tPow2x); i++)
ratesArray[rateHt20_0 + i] = targetPowerHt20.tPow2x[i];
ratesArray[rate1l] = targetPowerCck.tPow2x[0];
ratesArray[rate2s] = ratesArray[rate2l] = targetPowerCck.tPow2x[1];
ratesArray[rate5_5s] = ratesArray[rate5_5l] = targetPowerCck.tPow2x[2];
ratesArray[rate11s] = ratesArray[rate11l] = targetPowerCck.tPow2x[3];
if (IS_CHAN_HT40(chan)) {
for (i = 0; i < ARRAY_SIZE(targetPowerHt40.tPow2x); i++) {
ratesArray[rateHt40_0 + i] =
targetPowerHt40.tPow2x[i];
}
ratesArray[rateDupOfdm] = targetPowerHt40.tPow2x[0];
ratesArray[rateDupCck] = targetPowerHt40.tPow2x[0];
ratesArray[rateExtOfdm] = targetPowerOfdmExt.tPow2x[0];
ratesArray[rateExtCck] = targetPowerCckExt.tPow2x[0];
}
#undef CMP_TEST_GRP
}
static void ath9k_hw_4k_set_txpower(struct ath_hw *ah,
struct ath9k_channel *chan,
u16 cfgCtl,
u8 twiceAntennaReduction,
u8 twiceMaxRegulatoryPower,
u8 powerLimit, bool test)
{
struct ath_regulatory *regulatory = ath9k_hw_regulatory(ah);
struct ar5416_eeprom_4k *pEepData = &ah->eeprom.map4k;
struct modal_eep_4k_header *pModal = &pEepData->modalHeader;
int16_t ratesArray[Ar5416RateSize];
int16_t txPowerIndexOffset = 0;
u8 ht40PowerIncForPdadc = 2;
int i;
memset(ratesArray, 0, sizeof(ratesArray));
if ((pEepData->baseEepHeader.version & AR5416_EEP_VER_MINOR_MASK) >=
AR5416_EEP_MINOR_VER_2) {
ht40PowerIncForPdadc = pModal->ht40PowerIncForPdadc;
}
ath9k_hw_set_4k_power_per_rate_table(ah, chan,
&ratesArray[0], cfgCtl,
twiceAntennaReduction,
twiceMaxRegulatoryPower,
powerLimit);
ath9k_hw_set_4k_power_cal_table(ah, chan, &txPowerIndexOffset);
regulatory->max_power_level = 0;
for (i = 0; i < ARRAY_SIZE(ratesArray); i++) {
ratesArray[i] = (int16_t)(txPowerIndexOffset + ratesArray[i]);
if (ratesArray[i] > MAX_RATE_POWER)
ratesArray[i] = MAX_RATE_POWER;
if (ratesArray[i] > regulatory->max_power_level)
regulatory->max_power_level = ratesArray[i];
}
if (test)
return;
/* Update regulatory */
i = rate6mb;
if (IS_CHAN_HT40(chan))
i = rateHt40_0;
else if (IS_CHAN_HT20(chan))
i = rateHt20_0;
regulatory->max_power_level = ratesArray[i];
if (AR_SREV_9280_20_OR_LATER(ah)) {
for (i = 0; i < Ar5416RateSize; i++)
ratesArray[i] -= AR5416_PWR_TABLE_OFFSET_DB * 2;
}
ENABLE_REGWRITE_BUFFER(ah);
/* OFDM power per rate */
REG_WRITE(ah, AR_PHY_POWER_TX_RATE1,
ATH9K_POW_SM(ratesArray[rate18mb], 24)
| ATH9K_POW_SM(ratesArray[rate12mb], 16)
| ATH9K_POW_SM(ratesArray[rate9mb], 8)
| ATH9K_POW_SM(ratesArray[rate6mb], 0));
REG_WRITE(ah, AR_PHY_POWER_TX_RATE2,
ATH9K_POW_SM(ratesArray[rate54mb], 24)
| ATH9K_POW_SM(ratesArray[rate48mb], 16)
| ATH9K_POW_SM(ratesArray[rate36mb], 8)
| ATH9K_POW_SM(ratesArray[rate24mb], 0));
/* CCK power per rate */
REG_WRITE(ah, AR_PHY_POWER_TX_RATE3,
ATH9K_POW_SM(ratesArray[rate2s], 24)
| ATH9K_POW_SM(ratesArray[rate2l], 16)
| ATH9K_POW_SM(ratesArray[rateXr], 8)
| ATH9K_POW_SM(ratesArray[rate1l], 0));
REG_WRITE(ah, AR_PHY_POWER_TX_RATE4,
ATH9K_POW_SM(ratesArray[rate11s], 24)
| ATH9K_POW_SM(ratesArray[rate11l], 16)
| ATH9K_POW_SM(ratesArray[rate5_5s], 8)
| ATH9K_POW_SM(ratesArray[rate5_5l], 0));
/* HT20 power per rate */
REG_WRITE(ah, AR_PHY_POWER_TX_RATE5,
ATH9K_POW_SM(ratesArray[rateHt20_3], 24)
| ATH9K_POW_SM(ratesArray[rateHt20_2], 16)
| ATH9K_POW_SM(ratesArray[rateHt20_1], 8)
| ATH9K_POW_SM(ratesArray[rateHt20_0], 0));
REG_WRITE(ah, AR_PHY_POWER_TX_RATE6,
ATH9K_POW_SM(ratesArray[rateHt20_7], 24)
| ATH9K_POW_SM(ratesArray[rateHt20_6], 16)
| ATH9K_POW_SM(ratesArray[rateHt20_5], 8)
| ATH9K_POW_SM(ratesArray[rateHt20_4], 0));
/* HT40 power per rate */
if (IS_CHAN_HT40(chan)) {
REG_WRITE(ah, AR_PHY_POWER_TX_RATE7,
ATH9K_POW_SM(ratesArray[rateHt40_3] +
ht40PowerIncForPdadc, 24)
| ATH9K_POW_SM(ratesArray[rateHt40_2] +
ht40PowerIncForPdadc, 16)
| ATH9K_POW_SM(ratesArray[rateHt40_1] +
ht40PowerIncForPdadc, 8)
| ATH9K_POW_SM(ratesArray[rateHt40_0] +
ht40PowerIncForPdadc, 0));
REG_WRITE(ah, AR_PHY_POWER_TX_RATE8,
ATH9K_POW_SM(ratesArray[rateHt40_7] +
ht40PowerIncForPdadc, 24)
| ATH9K_POW_SM(ratesArray[rateHt40_6] +
ht40PowerIncForPdadc, 16)
| ATH9K_POW_SM(ratesArray[rateHt40_5] +
ht40PowerIncForPdadc, 8)
| ATH9K_POW_SM(ratesArray[rateHt40_4] +
ht40PowerIncForPdadc, 0));
REG_WRITE(ah, AR_PHY_POWER_TX_RATE9,
ATH9K_POW_SM(ratesArray[rateExtOfdm], 24)
| ATH9K_POW_SM(ratesArray[rateExtCck], 16)
| ATH9K_POW_SM(ratesArray[rateDupOfdm], 8)
| ATH9K_POW_SM(ratesArray[rateDupCck], 0));
}
REGWRITE_BUFFER_FLUSH(ah);
}
static void ath9k_hw_4k_set_addac(struct ath_hw *ah,
struct ath9k_channel *chan)
{
struct modal_eep_4k_header *pModal;
struct ar5416_eeprom_4k *eep = &ah->eeprom.map4k;
u8 biaslevel;
if (ah->hw_version.macVersion != AR_SREV_VERSION_9160)
return;
if (ah->eep_ops->get_eeprom_rev(ah) < AR5416_EEP_MINOR_VER_7)
return;
pModal = &eep->modalHeader;
if (pModal->xpaBiasLvl != 0xff) {
biaslevel = pModal->xpaBiasLvl;
INI_RA(&ah->iniAddac, 7, 1) =
(INI_RA(&ah->iniAddac, 7, 1) & (~0x18)) | biaslevel << 3;
}
}
static void ath9k_hw_4k_set_gain(struct ath_hw *ah,
struct modal_eep_4k_header *pModal,
struct ar5416_eeprom_4k *eep,
u8 txRxAttenLocal)
{
REG_WRITE(ah, AR_PHY_SWITCH_CHAIN_0,
pModal->antCtrlChain[0]);
REG_WRITE(ah, AR_PHY_TIMING_CTRL4(0),
(REG_READ(ah, AR_PHY_TIMING_CTRL4(0)) &
~(AR_PHY_TIMING_CTRL4_IQCORR_Q_Q_COFF |
AR_PHY_TIMING_CTRL4_IQCORR_Q_I_COFF)) |
SM(pModal->iqCalICh[0], AR_PHY_TIMING_CTRL4_IQCORR_Q_I_COFF) |
SM(pModal->iqCalQCh[0], AR_PHY_TIMING_CTRL4_IQCORR_Q_Q_COFF));
if ((eep->baseEepHeader.version & AR5416_EEP_VER_MINOR_MASK) >=
AR5416_EEP_MINOR_VER_3) {
txRxAttenLocal = pModal->txRxAttenCh[0];
REG_RMW_FIELD(ah, AR_PHY_GAIN_2GHZ,
AR_PHY_GAIN_2GHZ_XATTEN1_MARGIN, pModal->bswMargin[0]);
REG_RMW_FIELD(ah, AR_PHY_GAIN_2GHZ,
AR_PHY_GAIN_2GHZ_XATTEN1_DB, pModal->bswAtten[0]);
REG_RMW_FIELD(ah, AR_PHY_GAIN_2GHZ,
AR_PHY_GAIN_2GHZ_XATTEN2_MARGIN,
pModal->xatten2Margin[0]);
REG_RMW_FIELD(ah, AR_PHY_GAIN_2GHZ,
AR_PHY_GAIN_2GHZ_XATTEN2_DB, pModal->xatten2Db[0]);
/* Set the block 1 value to block 0 value */
REG_RMW_FIELD(ah, AR_PHY_GAIN_2GHZ + 0x1000,
AR_PHY_GAIN_2GHZ_XATTEN1_MARGIN,
pModal->bswMargin[0]);
REG_RMW_FIELD(ah, AR_PHY_GAIN_2GHZ + 0x1000,
AR_PHY_GAIN_2GHZ_XATTEN1_DB, pModal->bswAtten[0]);
REG_RMW_FIELD(ah, AR_PHY_GAIN_2GHZ + 0x1000,
AR_PHY_GAIN_2GHZ_XATTEN2_MARGIN,
pModal->xatten2Margin[0]);
REG_RMW_FIELD(ah, AR_PHY_GAIN_2GHZ + 0x1000,
AR_PHY_GAIN_2GHZ_XATTEN2_DB,
pModal->xatten2Db[0]);
}
REG_RMW_FIELD(ah, AR_PHY_RXGAIN,
AR9280_PHY_RXGAIN_TXRX_ATTEN, txRxAttenLocal);
REG_RMW_FIELD(ah, AR_PHY_RXGAIN,
AR9280_PHY_RXGAIN_TXRX_MARGIN, pModal->rxTxMarginCh[0]);
REG_RMW_FIELD(ah, AR_PHY_RXGAIN + 0x1000,
AR9280_PHY_RXGAIN_TXRX_ATTEN, txRxAttenLocal);
REG_RMW_FIELD(ah, AR_PHY_RXGAIN + 0x1000,
AR9280_PHY_RXGAIN_TXRX_MARGIN, pModal->rxTxMarginCh[0]);
}
/*
* Read EEPROM header info and program the device for correct operation
* given the channel value.
*/
static void ath9k_hw_4k_set_board_values(struct ath_hw *ah,
struct ath9k_channel *chan)
{
struct modal_eep_4k_header *pModal;
struct ar5416_eeprom_4k *eep = &ah->eeprom.map4k;
u8 txRxAttenLocal;
u8 ob[5], db1[5], db2[5];
u8 ant_div_control1, ant_div_control2;
u32 regVal;
pModal = &eep->modalHeader;
txRxAttenLocal = 23;
REG_WRITE(ah, AR_PHY_SWITCH_COM, pModal->antCtrlCommon);
/* Single chain for 4K EEPROM*/
ath9k_hw_4k_set_gain(ah, pModal, eep, txRxAttenLocal);
/* Initialize Ant Diversity settings from EEPROM */
if (pModal->version >= 3) {
ant_div_control1 = pModal->antdiv_ctl1;
ant_div_control2 = pModal->antdiv_ctl2;
regVal = REG_READ(ah, AR_PHY_MULTICHAIN_GAIN_CTL);
regVal &= (~(AR_PHY_9285_ANT_DIV_CTL_ALL));
regVal |= SM(ant_div_control1,
AR_PHY_9285_ANT_DIV_CTL);
regVal |= SM(ant_div_control2,
AR_PHY_9285_ANT_DIV_ALT_LNACONF);
regVal |= SM((ant_div_control2 >> 2),
AR_PHY_9285_ANT_DIV_MAIN_LNACONF);
regVal |= SM((ant_div_control1 >> 1),
AR_PHY_9285_ANT_DIV_ALT_GAINTB);
regVal |= SM((ant_div_control1 >> 2),
AR_PHY_9285_ANT_DIV_MAIN_GAINTB);
REG_WRITE(ah, AR_PHY_MULTICHAIN_GAIN_CTL, regVal);
regVal = REG_READ(ah, AR_PHY_MULTICHAIN_GAIN_CTL);
regVal = REG_READ(ah, AR_PHY_CCK_DETECT);
regVal &= (~AR_PHY_CCK_DETECT_BB_ENABLE_ANT_FAST_DIV);
regVal |= SM((ant_div_control1 >> 3),
AR_PHY_CCK_DETECT_BB_ENABLE_ANT_FAST_DIV);
REG_WRITE(ah, AR_PHY_CCK_DETECT, regVal);
regVal = REG_READ(ah, AR_PHY_CCK_DETECT);
}
if (pModal->version >= 2) {
ob[0] = pModal->ob_0;
ob[1] = pModal->ob_1;
ob[2] = pModal->ob_2;
ob[3] = pModal->ob_3;
ob[4] = pModal->ob_4;
db1[0] = pModal->db1_0;
db1[1] = pModal->db1_1;
db1[2] = pModal->db1_2;
db1[3] = pModal->db1_3;
db1[4] = pModal->db1_4;
db2[0] = pModal->db2_0;
db2[1] = pModal->db2_1;
db2[2] = pModal->db2_2;
db2[3] = pModal->db2_3;
db2[4] = pModal->db2_4;
} else if (pModal->version == 1) {
ob[0] = pModal->ob_0;
ob[1] = ob[2] = ob[3] = ob[4] = pModal->ob_1;
db1[0] = pModal->db1_0;
db1[1] = db1[2] = db1[3] = db1[4] = pModal->db1_1;
db2[0] = pModal->db2_0;
db2[1] = db2[2] = db2[3] = db2[4] = pModal->db2_1;
} else {
int i;
for (i = 0; i < 5; i++) {
ob[i] = pModal->ob_0;
db1[i] = pModal->db1_0;
db2[i] = pModal->db1_0;
}
}
if (AR_SREV_9271(ah)) {
ath9k_hw_analog_shift_rmw(ah,
AR9285_AN_RF2G3,
AR9271_AN_RF2G3_OB_cck,
AR9271_AN_RF2G3_OB_cck_S,
ob[0]);
ath9k_hw_analog_shift_rmw(ah,
AR9285_AN_RF2G3,
AR9271_AN_RF2G3_OB_psk,
AR9271_AN_RF2G3_OB_psk_S,
ob[1]);
ath9k_hw_analog_shift_rmw(ah,
AR9285_AN_RF2G3,
AR9271_AN_RF2G3_OB_qam,
AR9271_AN_RF2G3_OB_qam_S,
ob[2]);
ath9k_hw_analog_shift_rmw(ah,
AR9285_AN_RF2G3,
AR9271_AN_RF2G3_DB_1,
AR9271_AN_RF2G3_DB_1_S,
db1[0]);
ath9k_hw_analog_shift_rmw(ah,
AR9285_AN_RF2G4,
AR9271_AN_RF2G4_DB_2,
AR9271_AN_RF2G4_DB_2_S,
db2[0]);
} else {
ath9k_hw_analog_shift_rmw(ah,
AR9285_AN_RF2G3,
AR9285_AN_RF2G3_OB_0,
AR9285_AN_RF2G3_OB_0_S,
ob[0]);
ath9k_hw_analog_shift_rmw(ah,
AR9285_AN_RF2G3,
AR9285_AN_RF2G3_OB_1,
AR9285_AN_RF2G3_OB_1_S,
ob[1]);
ath9k_hw_analog_shift_rmw(ah,
AR9285_AN_RF2G3,
AR9285_AN_RF2G3_OB_2,
AR9285_AN_RF2G3_OB_2_S,
ob[2]);
ath9k_hw_analog_shift_rmw(ah,
AR9285_AN_RF2G3,
AR9285_AN_RF2G3_OB_3,
AR9285_AN_RF2G3_OB_3_S,
ob[3]);
ath9k_hw_analog_shift_rmw(ah,
AR9285_AN_RF2G3,
AR9285_AN_RF2G3_OB_4,
AR9285_AN_RF2G3_OB_4_S,
ob[4]);
ath9k_hw_analog_shift_rmw(ah,
AR9285_AN_RF2G3,
AR9285_AN_RF2G3_DB1_0,
AR9285_AN_RF2G3_DB1_0_S,
db1[0]);
ath9k_hw_analog_shift_rmw(ah,
AR9285_AN_RF2G3,
AR9285_AN_RF2G3_DB1_1,
AR9285_AN_RF2G3_DB1_1_S,
db1[1]);
ath9k_hw_analog_shift_rmw(ah,
AR9285_AN_RF2G3,
AR9285_AN_RF2G3_DB1_2,
AR9285_AN_RF2G3_DB1_2_S,
db1[2]);
ath9k_hw_analog_shift_rmw(ah,
AR9285_AN_RF2G4,
AR9285_AN_RF2G4_DB1_3,
AR9285_AN_RF2G4_DB1_3_S,
db1[3]);
ath9k_hw_analog_shift_rmw(ah,
AR9285_AN_RF2G4,
AR9285_AN_RF2G4_DB1_4,
AR9285_AN_RF2G4_DB1_4_S, db1[4]);
ath9k_hw_analog_shift_rmw(ah,
AR9285_AN_RF2G4,
AR9285_AN_RF2G4_DB2_0,
AR9285_AN_RF2G4_DB2_0_S,
db2[0]);
ath9k_hw_analog_shift_rmw(ah,
AR9285_AN_RF2G4,
AR9285_AN_RF2G4_DB2_1,
AR9285_AN_RF2G4_DB2_1_S,
db2[1]);
ath9k_hw_analog_shift_rmw(ah,
AR9285_AN_RF2G4,
AR9285_AN_RF2G4_DB2_2,
AR9285_AN_RF2G4_DB2_2_S,
db2[2]);
ath9k_hw_analog_shift_rmw(ah,
AR9285_AN_RF2G4,
AR9285_AN_RF2G4_DB2_3,
AR9285_AN_RF2G4_DB2_3_S,
db2[3]);
ath9k_hw_analog_shift_rmw(ah,
AR9285_AN_RF2G4,
AR9285_AN_RF2G4_DB2_4,
AR9285_AN_RF2G4_DB2_4_S,
db2[4]);
}
REG_RMW_FIELD(ah, AR_PHY_SETTLING, AR_PHY_SETTLING_SWITCH,
pModal->switchSettling);
REG_RMW_FIELD(ah, AR_PHY_DESIRED_SZ, AR_PHY_DESIRED_SZ_ADC,
pModal->adcDesiredSize);
REG_WRITE(ah, AR_PHY_RF_CTL4,
SM(pModal->txEndToXpaOff, AR_PHY_RF_CTL4_TX_END_XPAA_OFF) |
SM(pModal->txEndToXpaOff, AR_PHY_RF_CTL4_TX_END_XPAB_OFF) |
SM(pModal->txFrameToXpaOn, AR_PHY_RF_CTL4_FRAME_XPAA_ON) |
SM(pModal->txFrameToXpaOn, AR_PHY_RF_CTL4_FRAME_XPAB_ON));
REG_RMW_FIELD(ah, AR_PHY_RF_CTL3, AR_PHY_TX_END_TO_A2_RX_ON,
pModal->txEndToRxOn);
if (AR_SREV_9271_10(ah))
REG_RMW_FIELD(ah, AR_PHY_RF_CTL3, AR_PHY_TX_END_TO_A2_RX_ON,
pModal->txEndToRxOn);
REG_RMW_FIELD(ah, AR_PHY_CCA, AR9280_PHY_CCA_THRESH62,
pModal->thresh62);
REG_RMW_FIELD(ah, AR_PHY_EXT_CCA0, AR_PHY_EXT_CCA0_THRESH62,
pModal->thresh62);
if ((eep->baseEepHeader.version & AR5416_EEP_VER_MINOR_MASK) >=
AR5416_EEP_MINOR_VER_2) {
REG_RMW_FIELD(ah, AR_PHY_RF_CTL2, AR_PHY_TX_END_DATA_START,
pModal->txFrameToDataStart);
REG_RMW_FIELD(ah, AR_PHY_RF_CTL2, AR_PHY_TX_END_PA_ON,
pModal->txFrameToPaOn);
}
if ((eep->baseEepHeader.version & AR5416_EEP_VER_MINOR_MASK) >=
AR5416_EEP_MINOR_VER_3) {
if (IS_CHAN_HT40(chan))
REG_RMW_FIELD(ah, AR_PHY_SETTLING,
AR_PHY_SETTLING_SWITCH,
pModal->swSettleHt40);
}
}
static u16 ath9k_hw_4k_get_spur_channel(struct ath_hw *ah, u16 i, bool is2GHz)
{
#define EEP_MAP4K_SPURCHAN \
(ah->eeprom.map4k.modalHeader.spurChans[i].spurChan)
struct ath_common *common = ath9k_hw_common(ah);
u16 spur_val = AR_NO_SPUR;
ath_dbg(common, ATH_DBG_ANI,
"Getting spur idx:%d is2Ghz:%d val:%x\n",
i, is2GHz, ah->config.spurchans[i][is2GHz]);
switch (ah->config.spurmode) {
case SPUR_DISABLE:
break;
case SPUR_ENABLE_IOCTL:
spur_val = ah->config.spurchans[i][is2GHz];
ath_dbg(common, ATH_DBG_ANI,
"Getting spur val from new loc. %d\n", spur_val);
break;
case SPUR_ENABLE_EEPROM:
spur_val = EEP_MAP4K_SPURCHAN;
break;
}
return spur_val;
#undef EEP_MAP4K_SPURCHAN
}
const struct eeprom_ops eep_4k_ops = {
.check_eeprom = ath9k_hw_4k_check_eeprom,
.get_eeprom = ath9k_hw_4k_get_eeprom,
.fill_eeprom = ath9k_hw_4k_fill_eeprom,
.get_eeprom_ver = ath9k_hw_4k_get_eeprom_ver,
.get_eeprom_rev = ath9k_hw_4k_get_eeprom_rev,
.set_board_values = ath9k_hw_4k_set_board_values,
.set_addac = ath9k_hw_4k_set_addac,
.set_txpower = ath9k_hw_4k_set_txpower,
.get_spur_channel = ath9k_hw_4k_get_spur_channel
};
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