--- /dev/null
+/*
+ * Copyright (c) 2008-2011 Atheros Communications Inc.
+ *
+ * Modified for iPXE by Scott K Logan <logans@cottsay.net> July 2011
+ * Original from Linux kernel 3.0.1
+ *
+ * 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 <ipxe/io.h>
+
+#include "hw.h"
+#include "ar9002_phy.h"
+
+static void ath9k_get_txgain_index(struct ath_hw *ah,
+ struct ath9k_channel *chan,
+ struct calDataPerFreqOpLoop *rawDatasetOpLoop,
+ u8 *calChans, u16 availPiers, u8 *pwr, u8 *pcdacIdx)
+{
+ u8 pcdac, i = 0;
+ u16 idxL = 0, idxR = 0, numPiers;
+ int match;
+ struct chan_centers centers;
+
+ ath9k_hw_get_channel_centers(ah, chan, ¢ers);
+
+ for (numPiers = 0; numPiers < availPiers; numPiers++)
+ if (calChans[numPiers] == AR5416_BCHAN_UNUSED)
+ break;
+
+ match = ath9k_hw_get_lower_upper_index(
+ (u8)FREQ2FBIN(centers.synth_center, IS_CHAN_2GHZ(chan)),
+ calChans, numPiers, &idxL, &idxR);
+ if (match) {
+ pcdac = rawDatasetOpLoop[idxL].pcdac[0][0];
+ *pwr = rawDatasetOpLoop[idxL].pwrPdg[0][0];
+ } else {
+ pcdac = rawDatasetOpLoop[idxR].pcdac[0][0];
+ *pwr = (rawDatasetOpLoop[idxL].pwrPdg[0][0] +
+ rawDatasetOpLoop[idxR].pwrPdg[0][0])/2;
+ }
+
+ while (pcdac > ah->originalGain[i] &&
+ i < (AR9280_TX_GAIN_TABLE_SIZE - 1))
+ i++;
+
+ *pcdacIdx = i;
+}
+
+static void ath9k_olc_get_pdadcs(struct ath_hw *ah,
+ u32 initTxGain,
+ int txPower,
+ u8 *pPDADCValues)
+{
+ u32 i;
+ u32 offset;
+
+ REG_RMW_FIELD(ah, AR_PHY_TX_PWRCTRL6_0,
+ AR_PHY_TX_PWRCTRL_ERR_EST_MODE, 3);
+ REG_RMW_FIELD(ah, AR_PHY_TX_PWRCTRL6_1,
+ AR_PHY_TX_PWRCTRL_ERR_EST_MODE, 3);
+
+ REG_RMW_FIELD(ah, AR_PHY_TX_PWRCTRL7,
+ AR_PHY_TX_PWRCTRL_INIT_TX_GAIN, initTxGain);
+
+ offset = txPower;
+ for (i = 0; i < AR5416_NUM_PDADC_VALUES; i++)
+ if (i < offset)
+ pPDADCValues[i] = 0x0;
+ else
+ pPDADCValues[i] = 0xFF;
+}
+
+static int ath9k_hw_def_get_eeprom_ver(struct ath_hw *ah)
+{
+ return ((ah->eeprom.def.baseEepHeader.version >> 12) & 0xF);
+}
+
+static int ath9k_hw_def_get_eeprom_rev(struct ath_hw *ah)
+{
+ return ((ah->eeprom.def.baseEepHeader.version) & 0xFFF);
+}
+
+#define SIZE_EEPROM_DEF (sizeof(struct ar5416_eeprom_def) / sizeof(u16))
+
+static int __ath9k_hw_def_fill_eeprom(struct ath_hw *ah)
+{
+ struct ath_common *common = ath9k_hw_common(ah);
+ u16 *eep_data = (u16 *)&ah->eeprom.def;
+ unsigned int addr;
+ int ar5416_eep_start_loc = 0x100;
+
+ for (addr = 0; addr < SIZE_EEPROM_DEF; addr++) {
+ if (!ath9k_hw_nvram_read(common, addr + ar5416_eep_start_loc,
+ eep_data)) {
+ DBG("ath9k: "
+ "Unable to read eeprom region\n");
+ return 0;
+ }
+ eep_data++;
+ }
+ return 1;
+}
+
+static int __ath9k_hw_usb_def_fill_eeprom(struct ath_hw *ah)
+{
+ u16 *eep_data = (u16 *)&ah->eeprom.def;
+
+ ath9k_hw_usb_gen_fill_eeprom(ah, eep_data,
+ 0x100, SIZE_EEPROM_DEF);
+ return 1;
+}
+
+static int ath9k_hw_def_fill_eeprom(struct ath_hw *ah)
+{
+ struct ath_common *common = ath9k_hw_common(ah);
+
+ if (!ath9k_hw_use_flash(ah)) {
+ DBG2("ath9k: "
+ "Reading from EEPROM, not flash\n");
+ }
+
+ if (common->bus_ops->ath_bus_type == ATH_USB)
+ return __ath9k_hw_usb_def_fill_eeprom(ah);
+ else
+ return __ath9k_hw_def_fill_eeprom(ah);
+}
+
+#undef SIZE_EEPROM_DEF
+
+static int ath9k_hw_def_check_eeprom(struct ath_hw *ah)
+{
+ struct ar5416_eeprom_def *eep =
+ (struct ar5416_eeprom_def *) &ah->eeprom.def;
+ struct ath_common *common = ath9k_hw_common(ah);
+ u16 *eepdata, temp, magic, magic2;
+ u32 sum = 0, el;
+ int need_swap = 0;
+ unsigned int i, addr, size;
+
+ if (!ath9k_hw_nvram_read(common, AR5416_EEPROM_MAGIC_OFFSET, &magic)) {
+ DBG("ath9k: Reading Magic # failed\n");
+ return 0;
+ }
+
+ if (!ath9k_hw_use_flash(ah)) {
+ DBG2("ath9k: "
+ "Read Magic = 0x%04X\n", magic);
+
+ if (magic != AR5416_EEPROM_MAGIC) {
+ magic2 = swab16(magic);
+
+ if (magic2 == AR5416_EEPROM_MAGIC) {
+ size = sizeof(struct ar5416_eeprom_def);
+ need_swap = 1;
+ eepdata = (u16 *) (&ah->eeprom);
+
+ for (addr = 0; addr < size / sizeof(u16); addr++) {
+ temp = swab16(*eepdata);
+ *eepdata = temp;
+ eepdata++;
+ }
+ } else {
+ DBG("ath9k: "
+ "Invalid EEPROM Magic. Endianness mismatch.\n");
+ return -EINVAL;
+ }
+ }
+ }
+
+ DBG2("ath9k: need_swap = %s.\n",
+ need_swap ? "True" : "False");
+
+ if (need_swap)
+ el = swab16(ah->eeprom.def.baseEepHeader.length);
+ else
+ el = ah->eeprom.def.baseEepHeader.length;
+
+ if (el > sizeof(struct ar5416_eeprom_def))
+ el = sizeof(struct ar5416_eeprom_def) / sizeof(u16);
+ else
+ el = el / sizeof(u16);
+
+ eepdata = (u16 *)(&ah->eeprom);
+
+ for (i = 0; i < el; i++)
+ sum ^= *eepdata++;
+
+ if (need_swap) {
+ u32 integer, j;
+ u16 word;
+
+ DBG("ath9k: "
+ "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;
+
+ for (j = 0; j < ARRAY_SIZE(eep->modalHeader); j++) {
+ struct modal_eep_header *pModal =
+ &eep->modalHeader[j];
+ integer = swab32(pModal->antCtrlCommon);
+ pModal->antCtrlCommon = integer;
+
+ for (i = 0; i < AR5416_MAX_CHAINS; i++) {
+ integer = swab32(pModal->antCtrlChain[i]);
+ pModal->antCtrlChain[i] = integer;
+ }
+ for (i = 0; i < 3; i++) {
+ word = swab16(pModal->xpaBiasLvlFreq[i]);
+ pModal->xpaBiasLvlFreq[i] = word;
+ }
+
+ for (i = 0; i < AR_EEPROM_MODAL_SPURS; i++) {
+ word = swab16(pModal->spurChans[i].spurChan);
+ pModal->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) {
+ DBG("ath9k: Bad EEPROM checksum 0x%x or revision 0x%04x\n",
+ sum, ah->eep_ops->get_eeprom_ver(ah));
+ return -EINVAL;
+ }
+
+ /* Enable fixup for AR_AN_TOP2 if necessary */
+ if ((ah->hw_version.devid == AR9280_DEVID_PCI) &&
+ ((eep->baseEepHeader.version & 0xff) > 0x0a) &&
+ (eep->baseEepHeader.pwdclkind == 0))
+ ah->need_an_top2_fixup = 1;
+
+ if ((common->bus_ops->ath_bus_type == ATH_USB) &&
+ (AR_SREV_9280(ah)))
+ eep->modalHeader[0].xpaBiasLvl = 0;
+
+ return 0;
+}
+
+static u32 ath9k_hw_def_get_eeprom(struct ath_hw *ah,
+ enum eeprom_param param)
+{
+ struct ar5416_eeprom_def *eep = &ah->eeprom.def;
+ struct modal_eep_header *pModal = eep->modalHeader;
+ struct base_eep_header *pBase = &eep->baseEepHeader;
+
+ switch (param) {
+ case EEP_NFTHRESH_5:
+ return pModal[0].noiseFloorThreshCh[0];
+ case EEP_NFTHRESH_2:
+ return pModal[1].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_5:
+ return pModal[0].ob;
+ case EEP_DB_5:
+ return pModal[0].db;
+ case EEP_OB_2:
+ return pModal[1].ob;
+ case EEP_DB_2:
+ return pModal[1].db;
+ case EEP_MINOR_REV:
+ return AR5416_VER_MASK;
+ case EEP_TX_MASK:
+ return pBase->txMask;
+ case EEP_RX_MASK:
+ return pBase->rxMask;
+ case EEP_FSTCLK_5G:
+ return pBase->fastClk5g;
+ case EEP_RXGAIN_TYPE:
+ return pBase->rxGainType;
+ case EEP_TXGAIN_TYPE:
+ return pBase->txGainType;
+ case EEP_OL_PWRCTRL:
+ if (AR5416_VER_MASK >= AR5416_EEP_MINOR_VER_19)
+ return pBase->openLoopPwrCntl ? 1 : 0;
+ else
+ return 0;
+ case EEP_RC_CHAIN_MASK:
+ if (AR5416_VER_MASK >= AR5416_EEP_MINOR_VER_19)
+ return pBase->rcChainMask;
+ else
+ return 0;
+ case EEP_DAC_HPWR_5G:
+ if (AR5416_VER_MASK >= AR5416_EEP_MINOR_VER_20)
+ return pBase->dacHiPwrMode_5G;
+ else
+ return 0;
+ case EEP_FRAC_N_5G:
+ if (AR5416_VER_MASK >= AR5416_EEP_MINOR_VER_22)
+ return pBase->frac_n_5g;
+ else
+ return 0;
+ case EEP_PWR_TABLE_OFFSET:
+ if (AR5416_VER_MASK >= AR5416_EEP_MINOR_VER_21)
+ return pBase->pwr_table_offset;
+ else
+ return AR5416_PWR_TABLE_OFFSET_DB;
+ default:
+ return 0;
+ }
+}
+
+static void ath9k_hw_def_set_gain(struct ath_hw *ah,
+ struct modal_eep_header *pModal,
+ struct ar5416_eeprom_def *eep,
+ u8 txRxAttenLocal, int regChainOffset, int i)
+{
+ if (AR5416_VER_MASK >= AR5416_EEP_MINOR_VER_3) {
+ txRxAttenLocal = pModal->txRxAttenCh[i];
+
+ if (AR_SREV_9280_20_OR_LATER(ah)) {
+ REG_RMW_FIELD(ah, AR_PHY_GAIN_2GHZ + regChainOffset,
+ AR_PHY_GAIN_2GHZ_XATTEN1_MARGIN,
+ pModal->bswMargin[i]);
+ REG_RMW_FIELD(ah, AR_PHY_GAIN_2GHZ + regChainOffset,
+ AR_PHY_GAIN_2GHZ_XATTEN1_DB,
+ pModal->bswAtten[i]);
+ REG_RMW_FIELD(ah, AR_PHY_GAIN_2GHZ + regChainOffset,
+ AR_PHY_GAIN_2GHZ_XATTEN2_MARGIN,
+ pModal->xatten2Margin[i]);
+ REG_RMW_FIELD(ah, AR_PHY_GAIN_2GHZ + regChainOffset,
+ AR_PHY_GAIN_2GHZ_XATTEN2_DB,
+ pModal->xatten2Db[i]);
+ } else {
+ REG_WRITE(ah, AR_PHY_GAIN_2GHZ + regChainOffset,
+ (REG_READ(ah, AR_PHY_GAIN_2GHZ + regChainOffset) &
+ ~AR_PHY_GAIN_2GHZ_BSW_MARGIN)
+ | SM(pModal-> bswMargin[i],
+ AR_PHY_GAIN_2GHZ_BSW_MARGIN));
+ REG_WRITE(ah, AR_PHY_GAIN_2GHZ + regChainOffset,
+ (REG_READ(ah, AR_PHY_GAIN_2GHZ + regChainOffset) &
+ ~AR_PHY_GAIN_2GHZ_BSW_ATTEN)
+ | SM(pModal->bswAtten[i],
+ AR_PHY_GAIN_2GHZ_BSW_ATTEN));
+ }
+ }
+
+ if (AR_SREV_9280_20_OR_LATER(ah)) {
+ REG_RMW_FIELD(ah,
+ AR_PHY_RXGAIN + regChainOffset,
+ AR9280_PHY_RXGAIN_TXRX_ATTEN, txRxAttenLocal);
+ REG_RMW_FIELD(ah,
+ AR_PHY_RXGAIN + regChainOffset,
+ AR9280_PHY_RXGAIN_TXRX_MARGIN, pModal->rxTxMarginCh[i]);
+ } else {
+ REG_WRITE(ah,
+ AR_PHY_RXGAIN + regChainOffset,
+ (REG_READ(ah, AR_PHY_RXGAIN + regChainOffset) &
+ ~AR_PHY_RXGAIN_TXRX_ATTEN)
+ | SM(txRxAttenLocal, AR_PHY_RXGAIN_TXRX_ATTEN));
+ REG_WRITE(ah,
+ AR_PHY_GAIN_2GHZ + regChainOffset,
+ (REG_READ(ah, AR_PHY_GAIN_2GHZ + regChainOffset) &
+ ~AR_PHY_GAIN_2GHZ_RXTX_MARGIN) |
+ SM(pModal->rxTxMarginCh[i], AR_PHY_GAIN_2GHZ_RXTX_MARGIN));
+ }
+}
+
+static void ath9k_hw_def_set_board_values(struct ath_hw *ah,
+ struct ath9k_channel *chan)
+{
+ struct modal_eep_header *pModal;
+ struct ar5416_eeprom_def *eep = &ah->eeprom.def;
+ int i, regChainOffset;
+ u8 txRxAttenLocal;
+
+ pModal = &(eep->modalHeader[IS_CHAN_2GHZ(chan)]);
+ txRxAttenLocal = IS_CHAN_2GHZ(chan) ? 23 : 44;
+
+ REG_WRITE(ah, AR_PHY_SWITCH_COM, pModal->antCtrlCommon & 0xffff);
+
+ for (i = 0; i < AR5416_MAX_CHAINS; i++) {
+ if (AR_SREV_9280(ah)) {
+ if (i >= 2)
+ break;
+ }
+
+ 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;
+
+ REG_WRITE(ah, AR_PHY_SWITCH_CHAIN_0 + regChainOffset,
+ pModal->antCtrlChain[i]);
+
+ REG_WRITE(ah, AR_PHY_TIMING_CTRL4(0) + regChainOffset,
+ (REG_READ(ah, AR_PHY_TIMING_CTRL4(0) + regChainOffset) &
+ ~(AR_PHY_TIMING_CTRL4_IQCORR_Q_Q_COFF |
+ AR_PHY_TIMING_CTRL4_IQCORR_Q_I_COFF)) |
+ SM(pModal->iqCalICh[i],
+ AR_PHY_TIMING_CTRL4_IQCORR_Q_I_COFF) |
+ SM(pModal->iqCalQCh[i],
+ AR_PHY_TIMING_CTRL4_IQCORR_Q_Q_COFF));
+
+ if ((i == 0) || AR_SREV_5416_20_OR_LATER(ah))
+ ath9k_hw_def_set_gain(ah, pModal, eep, txRxAttenLocal,
+ regChainOffset, i);
+ }
+
+ if (AR_SREV_9280_20_OR_LATER(ah)) {
+ if (IS_CHAN_2GHZ(chan)) {
+ ath9k_hw_analog_shift_rmw(ah, AR_AN_RF2G1_CH0,
+ AR_AN_RF2G1_CH0_OB,
+ AR_AN_RF2G1_CH0_OB_S,
+ pModal->ob);
+ ath9k_hw_analog_shift_rmw(ah, AR_AN_RF2G1_CH0,
+ AR_AN_RF2G1_CH0_DB,
+ AR_AN_RF2G1_CH0_DB_S,
+ pModal->db);
+ ath9k_hw_analog_shift_rmw(ah, AR_AN_RF2G1_CH1,
+ AR_AN_RF2G1_CH1_OB,
+ AR_AN_RF2G1_CH1_OB_S,
+ pModal->ob_ch1);
+ ath9k_hw_analog_shift_rmw(ah, AR_AN_RF2G1_CH1,
+ AR_AN_RF2G1_CH1_DB,
+ AR_AN_RF2G1_CH1_DB_S,
+ pModal->db_ch1);
+ } else {
+ ath9k_hw_analog_shift_rmw(ah, AR_AN_RF5G1_CH0,
+ AR_AN_RF5G1_CH0_OB5,
+ AR_AN_RF5G1_CH0_OB5_S,
+ pModal->ob);
+ ath9k_hw_analog_shift_rmw(ah, AR_AN_RF5G1_CH0,
+ AR_AN_RF5G1_CH0_DB5,
+ AR_AN_RF5G1_CH0_DB5_S,
+ pModal->db);
+ ath9k_hw_analog_shift_rmw(ah, AR_AN_RF5G1_CH1,
+ AR_AN_RF5G1_CH1_OB5,
+ AR_AN_RF5G1_CH1_OB5_S,
+ pModal->ob_ch1);
+ ath9k_hw_analog_shift_rmw(ah, AR_AN_RF5G1_CH1,
+ AR_AN_RF5G1_CH1_DB5,
+ AR_AN_RF5G1_CH1_DB5_S,
+ pModal->db_ch1);
+ }
+ ath9k_hw_analog_shift_rmw(ah, AR_AN_TOP2,
+ AR_AN_TOP2_XPABIAS_LVL,
+ AR_AN_TOP2_XPABIAS_LVL_S,
+ pModal->xpaBiasLvl);
+ ath9k_hw_analog_shift_rmw(ah, AR_AN_TOP2,
+ AR_AN_TOP2_LOCALBIAS,
+ AR_AN_TOP2_LOCALBIAS_S,
+ !!(pModal->lna_ctl &
+ LNA_CTL_LOCAL_BIAS));
+ REG_RMW_FIELD(ah, AR_PHY_XPA_CFG, AR_PHY_FORCE_XPA_CFG,
+ !!(pModal->lna_ctl & LNA_CTL_FORCE_XPA));
+ }
+
+ 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);
+
+ if (!AR_SREV_9280_20_OR_LATER(ah))
+ REG_RMW_FIELD(ah, AR_PHY_DESIRED_SZ,
+ AR_PHY_DESIRED_SZ_PGA,
+ pModal->pgaDesiredSize);
+
+ 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_9280_20_OR_LATER(ah)) {
+ 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);
+ } else {
+ REG_RMW_FIELD(ah, AR_PHY_CCA, AR_PHY_CCA_THRESH62,
+ pModal->thresh62);
+ REG_RMW_FIELD(ah, AR_PHY_EXT_CCA,
+ AR_PHY_EXT_CCA_THRESH62,
+ pModal->thresh62);
+ }
+
+ if (AR5416_VER_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 (AR5416_VER_MASK >= AR5416_EEP_MINOR_VER_3) {
+ if (IS_CHAN_HT40(chan))
+ REG_RMW_FIELD(ah, AR_PHY_SETTLING,
+ AR_PHY_SETTLING_SWITCH,
+ pModal->swSettleHt40);
+ }
+
+ if (AR_SREV_9280_20_OR_LATER(ah) &&
+ AR5416_VER_MASK >= AR5416_EEP_MINOR_VER_19)
+ REG_RMW_FIELD(ah, AR_PHY_CCK_TX_CTRL,
+ AR_PHY_CCK_TX_CTRL_TX_DAC_SCALE_CCK,
+ pModal->miscBits);
+
+
+ if (AR_SREV_9280_20(ah) && AR5416_VER_MASK >= AR5416_EEP_MINOR_VER_20) {
+ if (IS_CHAN_2GHZ(chan))
+ REG_RMW_FIELD(ah, AR_AN_TOP1, AR_AN_TOP1_DACIPMODE,
+ eep->baseEepHeader.dacLpMode);
+ else if (eep->baseEepHeader.dacHiPwrMode_5G)
+ REG_RMW_FIELD(ah, AR_AN_TOP1, AR_AN_TOP1_DACIPMODE, 0);
+ else
+ REG_RMW_FIELD(ah, AR_AN_TOP1, AR_AN_TOP1_DACIPMODE,
+ eep->baseEepHeader.dacLpMode);
+
+ udelay(100);
+
+ REG_RMW_FIELD(ah, AR_PHY_FRAME_CTL, AR_PHY_FRAME_CTL_TX_CLIP,
+ pModal->miscBits >> 2);
+
+ REG_RMW_FIELD(ah, AR_PHY_TX_PWRCTRL9,
+ AR_PHY_TX_DESIRED_SCALE_CCK,
+ eep->baseEepHeader.desiredScaleCCK);
+ }
+}
+
+static void ath9k_hw_def_set_addac(struct ath_hw *ah,
+ struct ath9k_channel *chan)
+{
+#define XPA_LVL_FREQ(cnt) (pModal->xpaBiasLvlFreq[cnt])
+ struct modal_eep_header *pModal;
+ struct ar5416_eeprom_def *eep = &ah->eeprom.def;
+ 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[IS_CHAN_2GHZ(chan)]);
+
+ if (pModal->xpaBiasLvl != 0xff) {
+ biaslevel = pModal->xpaBiasLvl;
+ } else {
+ u16 resetFreqBin, freqBin, freqCount = 0;
+ struct chan_centers centers;
+
+ ath9k_hw_get_channel_centers(ah, chan, ¢ers);
+
+ resetFreqBin = FREQ2FBIN(centers.synth_center,
+ IS_CHAN_2GHZ(chan));
+ freqBin = XPA_LVL_FREQ(0) & 0xff;
+ biaslevel = (u8) (XPA_LVL_FREQ(0) >> 14);
+
+ freqCount++;
+
+ while (freqCount < 3) {
+ if (XPA_LVL_FREQ(freqCount) == 0x0)
+ break;
+
+ freqBin = XPA_LVL_FREQ(freqCount) & 0xff;
+ if (resetFreqBin >= freqBin)
+ biaslevel = (u8)(XPA_LVL_FREQ(freqCount) >> 14);
+ else
+ break;
+ freqCount++;
+ }
+ }
+
+ if (IS_CHAN_2GHZ(chan)) {
+ INI_RA(&ah->iniAddac, 7, 1) = (INI_RA(&ah->iniAddac,
+ 7, 1) & (~0x18)) | biaslevel << 3;
+ } else {
+ INI_RA(&ah->iniAddac, 6, 1) = (INI_RA(&ah->iniAddac,
+ 6, 1) & (~0xc0)) | biaslevel << 6;
+ }
+#undef XPA_LVL_FREQ
+}
+
+static int16_t ath9k_change_gain_boundary_setting(struct ath_hw *ah,
+ u16 *gb,
+ u16 numXpdGain,
+ u16 pdGainOverlap_t2,
+ int8_t pwr_table_offset,
+ int16_t *diff)
+
+{
+ u16 k;
+
+ /* Prior to writing the boundaries or the pdadc vs. power table
+ * into the chip registers the default starting point on the pdadc
+ * vs. power table needs to be checked and the curve boundaries
+ * adjusted accordingly
+ */
+ if (AR_SREV_9280_20_OR_LATER(ah)) {
+ u16 gb_limit;
+
+ if (AR5416_PWR_TABLE_OFFSET_DB != pwr_table_offset) {
+ /* get the difference in dB */
+ *diff = (u16)(pwr_table_offset - AR5416_PWR_TABLE_OFFSET_DB);
+ /* get the number of half dB steps */
+ *diff *= 2;
+ /* change the original gain boundary settings
+ * by the number of half dB steps
+ */
+ for (k = 0; k < numXpdGain; k++)
+ gb[k] = (u16)(gb[k] - *diff);
+ }
+ /* Because of a hardware limitation, ensure the gain boundary
+ * is not larger than (63 - overlap)
+ */
+ gb_limit = (u16)(MAX_RATE_POWER - pdGainOverlap_t2);
+
+ for (k = 0; k < numXpdGain; k++)
+ gb[k] = (u16)min(gb_limit, gb[k]);
+ }
+
+ return *diff;
+}
+
+static void ath9k_adjust_pdadc_values(struct ath_hw *ah,
+ int8_t pwr_table_offset,
+ int16_t diff,
+ u8 *pdadcValues)
+{
+#define NUM_PDADC(diff) (AR5416_NUM_PDADC_VALUES - diff)
+ u16 k;
+
+ /* If this is a board that has a pwrTableOffset that differs from
+ * the default AR5416_PWR_TABLE_OFFSET_DB then the start of the
+ * pdadc vs pwr table needs to be adjusted prior to writing to the
+ * chip.
+ */
+ if (AR_SREV_9280_20_OR_LATER(ah)) {
+ if (AR5416_PWR_TABLE_OFFSET_DB != pwr_table_offset) {
+ /* shift the table to start at the new offset */
+ for (k = 0; k < (u16)NUM_PDADC(diff); k++ ) {
+ pdadcValues[k] = pdadcValues[k + diff];
+ }
+
+ /* fill the back of the table */
+ for (k = (u16)NUM_PDADC(diff); k < NUM_PDADC(0); k++) {
+ pdadcValues[k] = pdadcValues[NUM_PDADC(diff)];
+ }
+ }
+ }
+#undef NUM_PDADC
+}
+
+static void ath9k_hw_set_def_power_cal_table(struct ath_hw *ah,
+ struct ath9k_channel *chan,
+ int16_t *pTxPowerIndexOffset)
+{
+#define SM_PD_GAIN(x) SM(0x38, AR_PHY_TPCRG5_PD_GAIN_BOUNDARY_##x)
+#define SM_PDGAIN_B(x, y) \
+ SM((gainBoundaries[x]), AR_PHY_TPCRG5_PD_GAIN_BOUNDARY_##y)
+ struct ar5416_eeprom_def *pEepData = &ah->eeprom.def;
+ struct cal_data_per_freq *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;
+ int16_t diff = 0;
+ u16 numXpdGain, xpdMask;
+ u16 xpdGainValues[AR5416_NUM_PD_GAINS] = { 0, 0, 0, 0 };
+ u32 reg32, regOffset, regChainOffset;
+ int16_t modalIdx;
+ int8_t pwr_table_offset;
+
+ modalIdx = IS_CHAN_2GHZ(chan) ? 1 : 0;
+ xpdMask = pEepData->modalHeader[modalIdx].xpdGain;
+
+ pwr_table_offset = ah->eep_ops->get_eeprom(ah, EEP_PWR_TABLE_OFFSET);
+
+ if ((pEepData->baseEepHeader.version & AR5416_EEP_VER_MINOR_MASK) >=
+ AR5416_EEP_MINOR_VER_2) {
+ pdGainOverlap_t2 =
+ pEepData->modalHeader[modalIdx].pdGainOverlap;
+ } else {
+ pdGainOverlap_t2 = (u16)(MS(REG_READ(ah, AR_PHY_TPCRG5),
+ AR_PHY_TPCRG5_PD_GAIN_OVERLAP));
+ }
+
+ if (IS_CHAN_2GHZ(chan)) {
+ pCalBChans = pEepData->calFreqPier2G;
+ numPiers = AR5416_NUM_2G_CAL_PIERS;
+ } else {
+ pCalBChans = pEepData->calFreqPier5G;
+ numPiers = AR5416_NUM_5G_CAL_PIERS;
+ }
+
+ if (OLC_FOR_AR9280_20_LATER && IS_CHAN_2GHZ(chan)) {
+ pRawDataset = pEepData->calPierData2G[0];
+ ah->initPDADC = ((struct calDataPerFreqOpLoop *)
+ pRawDataset)->vpdPdg[0][0];
+ }
+
+ numXpdGain = 0;
+
+ for (i = 1; i <= AR5416_PD_GAINS_IN_MASK; i++) {
+ if ((xpdMask >> (AR5416_PD_GAINS_IN_MASK - i)) & 1) {
+ if (numXpdGain >= AR5416_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,
+ xpdGainValues[2]);
+
+ for (i = 0; i < AR5416_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)) {
+ if (IS_CHAN_2GHZ(chan))
+ pRawDataset = pEepData->calPierData2G[i];
+ else
+ pRawDataset = pEepData->calPierData5G[i];
+
+
+ if (OLC_FOR_AR9280_20_LATER) {
+ u8 pcdacIdx;
+ u8 txPower;
+
+ ath9k_get_txgain_index(ah, chan,
+ (struct calDataPerFreqOpLoop *)pRawDataset,
+ pCalBChans, numPiers, &txPower, &pcdacIdx);
+ ath9k_olc_get_pdadcs(ah, pcdacIdx,
+ txPower/2, pdadcValues);
+ } else {
+ ath9k_hw_get_gain_boundaries_pdadcs(ah,
+ chan, pRawDataset,
+ pCalBChans, numPiers,
+ pdGainOverlap_t2,
+ gainBoundaries,
+ pdadcValues,
+ numXpdGain);
+ }
+
+ diff = ath9k_change_gain_boundary_setting(ah,
+ gainBoundaries,
+ numXpdGain,
+ pdGainOverlap_t2,
+ pwr_table_offset,
+ &diff);
+
+ ENABLE_REGWRITE_BUFFER(ah);
+
+ if ((i == 0) || AR_SREV_5416_20_OR_LATER(ah)) {
+ if (OLC_FOR_AR9280_20_LATER) {
+ REG_WRITE(ah,
+ AR_PHY_TPCRG5 + regChainOffset,
+ SM(0x6,
+ AR_PHY_TPCRG5_PD_GAIN_OVERLAP) |
+ SM_PD_GAIN(1) | SM_PD_GAIN(2) |
+ SM_PD_GAIN(3) | SM_PD_GAIN(4));
+ } else {
+ REG_WRITE(ah,
+ AR_PHY_TPCRG5 + regChainOffset,
+ SM(pdGainOverlap_t2,
+ AR_PHY_TPCRG5_PD_GAIN_OVERLAP)|
+ SM_PDGAIN_B(0, 1) |
+ SM_PDGAIN_B(1, 2) |
+ SM_PDGAIN_B(2, 3) |
+ SM_PDGAIN_B(3, 4));
+ }
+ }
+
+
+ ath9k_adjust_pdadc_values(ah, pwr_table_offset,
+ diff, pdadcValues);
+
+ 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);
+
+ DBG2("ath9k: "
+ "PDADC (%d,%4x): %4.4x %8.8x\n",
+ i, regChainOffset, regOffset,
+ reg32);
+ DBG2("ath9k: "
+ "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;
+#undef SM_PD_GAIN
+#undef SM_PDGAIN_B
+}
+
+static void ath9k_hw_set_def_power_per_rate_table(struct ath_hw *ah,
+ struct ath9k_channel *chan,
+ int16_t *ratesArray,
+ u16 cfgCtl,
+ u16 AntennaReduction,
+ u16 twiceMaxRegulatoryPower,
+ u16 powerLimit)
+{
+#define REDUCE_SCALED_POWER_BY_TWO_CHAIN 6 /* 10*log10(2)*2 */
+#define REDUCE_SCALED_POWER_BY_THREE_CHAIN 9 /* 10*log10(3)*2 */
+
+ struct ath_regulatory *regulatory = ath9k_hw_regulatory(ah);
+ struct ar5416_eeprom_def *pEepData = &ah->eeprom.def;
+ u16 twiceMaxEdgePower = MAX_RATE_POWER;
+ static const u16 tpScaleReductionTable[5] =
+ { 0, 3, 6, 9, MAX_RATE_POWER };
+
+ unsigned int i;
+ int16_t twiceLargestAntenna;
+ struct cal_ctl_data *rep;
+ 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}
+ };
+ u16 scaledPower = 0, minCtlPower, maxRegAllowedPower;
+ static const u16 ctlModesFor11a[] = {
+ CTL_11A, CTL_5GHT20, CTL_11A_EXT, CTL_5GHT40
+ };
+ static const u16 ctlModesFor11g[] = {
+ CTL_11B, CTL_11G, CTL_2GHT20,
+ CTL_11B_EXT, CTL_11G_EXT, CTL_2GHT40
+ };
+ u16 numCtlModes;
+ const u16 *pCtlMode;
+ u16 ctlMode, freq;
+ struct chan_centers centers;
+ int tx_chainmask;
+ u16 twiceMinEdgePower;
+
+ tx_chainmask = ah->txchainmask;
+
+ ath9k_hw_get_channel_centers(ah, chan, ¢ers);
+
+ twiceLargestAntenna = max(
+ pEepData->modalHeader
+ [IS_CHAN_2GHZ(chan)].antennaGainCh[0],
+ pEepData->modalHeader
+ [IS_CHAN_2GHZ(chan)].antennaGainCh[1]);
+
+ twiceLargestAntenna = max((u8)twiceLargestAntenna,
+ pEepData->modalHeader
+ [IS_CHAN_2GHZ(chan)].antennaGainCh[2]);
+
+ 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);
+
+ switch (ar5416_get_ntxchains(tx_chainmask)) {
+ case 1:
+ break;
+ case 2:
+ if (scaledPower > REDUCE_SCALED_POWER_BY_TWO_CHAIN)
+ scaledPower -= REDUCE_SCALED_POWER_BY_TWO_CHAIN;
+ else
+ scaledPower = 0;
+ break;
+ case 3:
+ if (scaledPower > REDUCE_SCALED_POWER_BY_THREE_CHAIN)
+ scaledPower -= REDUCE_SCALED_POWER_BY_THREE_CHAIN;
+ else
+ scaledPower = 0;
+ break;
+ }
+
+ if (IS_CHAN_2GHZ(chan)) {
+ 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, 0);
+ ath9k_hw_get_legacy_target_powers(ah, chan,
+ pEepData->calTargetPower2G,
+ AR5416_NUM_2G_20_TARGET_POWERS,
+ &targetPowerOfdm, 4, 0);
+ ath9k_hw_get_target_powers(ah, chan,
+ pEepData->calTargetPower2GHT20,
+ AR5416_NUM_2G_20_TARGET_POWERS,
+ &targetPowerHt20, 8, 0);
+
+ 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, 1);
+ ath9k_hw_get_legacy_target_powers(ah, chan,
+ pEepData->calTargetPowerCck,
+ AR5416_NUM_2G_CCK_TARGET_POWERS,
+ &targetPowerCckExt, 4, 1);
+ ath9k_hw_get_legacy_target_powers(ah, chan,
+ pEepData->calTargetPower2G,
+ AR5416_NUM_2G_20_TARGET_POWERS,
+ &targetPowerOfdmExt, 4, 1);
+ }
+ } else {
+ numCtlModes = ARRAY_SIZE(ctlModesFor11a) -
+ SUB_NUM_CTL_MODES_AT_5G_40;
+ pCtlMode = ctlModesFor11a;
+
+ ath9k_hw_get_legacy_target_powers(ah, chan,
+ pEepData->calTargetPower5G,
+ AR5416_NUM_5G_20_TARGET_POWERS,
+ &targetPowerOfdm, 4, 0);
+ ath9k_hw_get_target_powers(ah, chan,
+ pEepData->calTargetPower5GHT20,
+ AR5416_NUM_5G_20_TARGET_POWERS,
+ &targetPowerHt20, 8, 0);
+
+ if (IS_CHAN_HT40(chan)) {
+ numCtlModes = ARRAY_SIZE(ctlModesFor11a);
+ ath9k_hw_get_target_powers(ah, chan,
+ pEepData->calTargetPower5GHT40,
+ AR5416_NUM_5G_40_TARGET_POWERS,
+ &targetPowerHt40, 8, 1);
+ ath9k_hw_get_legacy_target_powers(ah, chan,
+ pEepData->calTargetPower5G,
+ AR5416_NUM_5G_20_TARGET_POWERS,
+ &targetPowerOfdmExt, 4, 1);
+ }
+ }
+
+ for (ctlMode = 0; ctlMode < numCtlModes; ctlMode++) {
+ int 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_NUM_CTLS) && pEepData->ctlIndex[i]; i++) {
+ if ((((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))) {
+ rep = &(pEepData->ctlData[i]);
+
+ twiceMinEdgePower = ath9k_hw_get_max_edge_power(freq,
+ rep->ctlEdges[ar5416_get_ntxchains(tx_chainmask) - 1],
+ IS_CHAN_2GHZ(chan), AR5416_NUM_BAND_EDGES);
+
+ if ((cfgCtl & ~CTL_MODE_M) == SD_NO_CTL) {
+ twiceMaxEdgePower = min(twiceMaxEdgePower,
+ twiceMinEdgePower);
+ } else {
+ twiceMaxEdgePower = twiceMinEdgePower;
+ break;
+ }
+ }
+ }
+
+ minCtlPower = 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_11A:
+ case CTL_11G:
+ for (i = 0; i < ARRAY_SIZE(targetPowerOfdm.tPow2x); i++) {
+ targetPowerOfdm.tPow2x[i] =
+ min((u16)targetPowerOfdm.tPow2x[i],
+ minCtlPower);
+ }
+ break;
+ case CTL_5GHT20:
+ 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_11A_EXT:
+ case CTL_11G_EXT:
+ targetPowerOfdmExt.tPow2x[0] = min((u16)
+ targetPowerOfdmExt.tPow2x[0],
+ minCtlPower);
+ break;
+ case CTL_5GHT40:
+ 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];
+
+ if (IS_CHAN_2GHZ(chan)) {
+ 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];
+ if (IS_CHAN_2GHZ(chan)) {
+ ratesArray[rateExtCck] =
+ targetPowerCckExt.tPow2x[0];
+ }
+ }
+}
+
+static void ath9k_hw_def_set_txpower(struct ath_hw *ah,
+ struct ath9k_channel *chan,
+ u16 cfgCtl,
+ u8 twiceAntennaReduction,
+ u8 twiceMaxRegulatoryPower,
+ u8 powerLimit, int test)
+{
+#define RT_AR_DELTA(x) (ratesArray[x] - cck_ofdm_delta)
+ struct ath_regulatory *regulatory = ath9k_hw_regulatory(ah);
+ struct ar5416_eeprom_def *pEepData = &ah->eeprom.def;
+ struct modal_eep_header *pModal =
+ &(pEepData->modalHeader[IS_CHAN_2GHZ(chan)]);
+ int16_t ratesArray[Ar5416RateSize];
+ int16_t txPowerIndexOffset = 0;
+ u8 ht40PowerIncForPdadc = 2;
+ unsigned int i, cck_ofdm_delta = 0;
+
+ 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_def_power_per_rate_table(ah, chan,
+ &ratesArray[0], cfgCtl,
+ twiceAntennaReduction,
+ twiceMaxRegulatoryPower,
+ powerLimit);
+
+ ath9k_hw_set_def_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) {
+ 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];
+ }
+
+ switch(ar5416_get_ntxchains(ah->txchainmask)) {
+ case 1:
+ break;
+ case 2:
+ regulatory->max_power_level += INCREASE_MAXPOW_BY_TWO_CHAIN;
+ break;
+ case 3:
+ regulatory->max_power_level += INCREASE_MAXPOW_BY_THREE_CHAIN;
+ break;
+ default:
+ DBG2("ath9k: "
+ "Invalid chainmask configuration\n");
+ break;
+ }
+
+ if (test)
+ return;
+
+ if (AR_SREV_9280_20_OR_LATER(ah)) {
+ for (i = 0; i < Ar5416RateSize; i++) {
+ int8_t pwr_table_offset;
+
+ pwr_table_offset = ah->eep_ops->get_eeprom(ah,
+ EEP_PWR_TABLE_OFFSET);
+ ratesArray[i] -= pwr_table_offset * 2;
+ }
+ }
+
+ ENABLE_REGWRITE_BUFFER(ah);
+
+ 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));
+
+ if (IS_CHAN_2GHZ(chan)) {
+ if (OLC_FOR_AR9280_20_LATER) {
+ cck_ofdm_delta = 2;
+ REG_WRITE(ah, AR_PHY_POWER_TX_RATE3,
+ ATH9K_POW_SM(RT_AR_DELTA(rate2s), 24)
+ | ATH9K_POW_SM(RT_AR_DELTA(rate2l), 16)
+ | ATH9K_POW_SM(ratesArray[rateXr], 8)
+ | ATH9K_POW_SM(RT_AR_DELTA(rate1l), 0));
+ REG_WRITE(ah, AR_PHY_POWER_TX_RATE4,
+ ATH9K_POW_SM(RT_AR_DELTA(rate11s), 24)
+ | ATH9K_POW_SM(RT_AR_DELTA(rate11l), 16)
+ | ATH9K_POW_SM(RT_AR_DELTA(rate5_5s), 8)
+ | ATH9K_POW_SM(RT_AR_DELTA(rate5_5l), 0));
+ } else {
+ 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));
+ }
+ }
+
+ 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));
+
+ 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));
+ if (OLC_FOR_AR9280_20_LATER) {
+ REG_WRITE(ah, AR_PHY_POWER_TX_RATE9,
+ ATH9K_POW_SM(ratesArray[rateExtOfdm], 24)
+ | ATH9K_POW_SM(RT_AR_DELTA(rateExtCck), 16)
+ | ATH9K_POW_SM(ratesArray[rateDupOfdm], 8)
+ | ATH9K_POW_SM(RT_AR_DELTA(rateDupCck), 0));
+ } else {
+ 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));
+ }
+ }
+
+ REG_WRITE(ah, AR_PHY_POWER_TX_SUB,
+ ATH9K_POW_SM(pModal->pwrDecreaseFor3Chain, 6)
+ | ATH9K_POW_SM(pModal->pwrDecreaseFor2Chain, 0));
+
+ REGWRITE_BUFFER_FLUSH(ah);
+}
+
+static u16 ath9k_hw_def_get_spur_channel(struct ath_hw *ah, u16 i, int is2GHz)
+{
+#define EEP_DEF_SPURCHAN \
+ (ah->eeprom.def.modalHeader[is2GHz].spurChans[i].spurChan)
+
+ u16 spur_val = AR_NO_SPUR;
+
+ DBG2("ath9k: "
+ "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];
+ DBG2("ath9k: "
+ "Getting spur val from new loc. %d\n", spur_val);
+ break;
+ case SPUR_ENABLE_EEPROM:
+ spur_val = EEP_DEF_SPURCHAN;
+ break;
+ }
+
+ return spur_val;
+
+#undef EEP_DEF_SPURCHAN
+}
+
+const struct eeprom_ops eep_def_ops = {
+ .check_eeprom = ath9k_hw_def_check_eeprom,
+ .get_eeprom = ath9k_hw_def_get_eeprom,
+ .fill_eeprom = ath9k_hw_def_fill_eeprom,
+ .get_eeprom_ver = ath9k_hw_def_get_eeprom_ver,
+ .get_eeprom_rev = ath9k_hw_def_get_eeprom_rev,
+ .set_board_values = ath9k_hw_def_set_board_values,
+ .set_addac = ath9k_hw_def_set_addac,
+ .set_txpower = ath9k_hw_def_set_txpower,
+ .get_spur_channel = ath9k_hw_def_get_spur_channel
+};
Code Review / kvmfornfv.git / blobdiff