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-rw-r--r--drivers/net/wireless/ath/ath9k/Makefile4
-rw-r--r--drivers/net/wireless/ath/ath9k/ar9002_calib.c993
-rw-r--r--drivers/net/wireless/ath/ath9k/ar9003_calib.c66
-rw-r--r--drivers/net/wireless/ath/ath9k/calib.c928
-rw-r--r--drivers/net/wireless/ath/ath9k/calib.h15
-rw-r--r--drivers/net/wireless/ath/ath9k/hw-ops.h28
-rw-r--r--drivers/net/wireless/ath/ath9k/hw.c34
-rw-r--r--drivers/net/wireless/ath/ath9k/hw.h21
8 files changed, 1118 insertions, 971 deletions
diff --git a/drivers/net/wireless/ath/ath9k/Makefile b/drivers/net/wireless/ath/ath9k/Makefile
index 96af3d96de5c..d2417ed8ec4c 100644
--- a/drivers/net/wireless/ath/ath9k/Makefile
+++ b/drivers/net/wireless/ath/ath9k/Makefile
@@ -17,11 +17,13 @@ ath9k_hw-y:= hw.o \
ar9003_phy.o \
ar9002_phy.o \
ar5008_phy.o \
+ ar9002_calib.o \
+ ar9003_calib.o \
+ calib.o \
eeprom.o \
eeprom_def.o \
eeprom_4k.o \
eeprom_9287.o \
- calib.o \
ani.o \
btcoex.o \
mac.o \
diff --git a/drivers/net/wireless/ath/ath9k/ar9002_calib.c b/drivers/net/wireless/ath/ath9k/ar9002_calib.c
new file mode 100644
index 000000000000..cd234aafaa4a
--- /dev/null
+++ b/drivers/net/wireless/ath/ath9k/ar9002_calib.c
@@ -0,0 +1,993 @@
+/*
+ * Copyright (c) 2008-2010 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 "hw-ops.h"
+#include "ar9002_phy.h"
+
+#define AR9285_CLCAL_REDO_THRESH 1
+
+static void ar9002_hw_setup_calibration(struct ath_hw *ah,
+ struct ath9k_cal_list *currCal)
+{
+ struct ath_common *common = ath9k_hw_common(ah);
+
+ REG_RMW_FIELD(ah, AR_PHY_TIMING_CTRL4(0),
+ AR_PHY_TIMING_CTRL4_IQCAL_LOG_COUNT_MAX,
+ currCal->calData->calCountMax);
+
+ switch (currCal->calData->calType) {
+ case IQ_MISMATCH_CAL:
+ REG_WRITE(ah, AR_PHY_CALMODE, AR_PHY_CALMODE_IQ);
+ ath_print(common, ATH_DBG_CALIBRATE,
+ "starting IQ Mismatch Calibration\n");
+ break;
+ case ADC_GAIN_CAL:
+ REG_WRITE(ah, AR_PHY_CALMODE, AR_PHY_CALMODE_ADC_GAIN);
+ ath_print(common, ATH_DBG_CALIBRATE,
+ "starting ADC Gain Calibration\n");
+ break;
+ case ADC_DC_CAL:
+ REG_WRITE(ah, AR_PHY_CALMODE, AR_PHY_CALMODE_ADC_DC_PER);
+ ath_print(common, ATH_DBG_CALIBRATE,
+ "starting ADC DC Calibration\n");
+ break;
+ case ADC_DC_INIT_CAL:
+ REG_WRITE(ah, AR_PHY_CALMODE, AR_PHY_CALMODE_ADC_DC_INIT);
+ ath_print(common, ATH_DBG_CALIBRATE,
+ "starting Init ADC DC Calibration\n");
+ break;
+ }
+
+ REG_SET_BIT(ah, AR_PHY_TIMING_CTRL4(0),
+ AR_PHY_TIMING_CTRL4_DO_CAL);
+}
+
+static bool ar9002_hw_per_calibration(struct ath_hw *ah,
+ struct ath9k_channel *ichan,
+ u8 rxchainmask,
+ struct ath9k_cal_list *currCal)
+{
+ bool iscaldone = false;
+
+ if (currCal->calState == CAL_RUNNING) {
+ if (!(REG_READ(ah, AR_PHY_TIMING_CTRL4(0)) &
+ AR_PHY_TIMING_CTRL4_DO_CAL)) {
+
+ currCal->calData->calCollect(ah);
+ ah->cal_samples++;
+
+ if (ah->cal_samples >=
+ currCal->calData->calNumSamples) {
+ int i, numChains = 0;
+ for (i = 0; i < AR5416_MAX_CHAINS; i++) {
+ if (rxchainmask & (1 << i))
+ numChains++;
+ }
+
+ currCal->calData->calPostProc(ah, numChains);
+ ichan->CalValid |= currCal->calData->calType;
+ currCal->calState = CAL_DONE;
+ iscaldone = true;
+ } else {
+ ar9002_hw_setup_calibration(ah, currCal);
+ }
+ }
+ } else if (!(ichan->CalValid & currCal->calData->calType)) {
+ ath9k_hw_reset_calibration(ah, currCal);
+ }
+
+ return iscaldone;
+}
+
+/* Assumes you are talking about the currently configured channel */
+static bool ar9002_hw_iscal_supported(struct ath_hw *ah,
+ enum ath9k_cal_types calType)
+{
+ struct ieee80211_conf *conf = &ath9k_hw_common(ah)->hw->conf;
+
+ switch (calType & ah->supp_cals) {
+ case IQ_MISMATCH_CAL: /* Both 2 GHz and 5 GHz support OFDM */
+ return true;
+ case ADC_GAIN_CAL:
+ case ADC_DC_CAL:
+ if (!(conf->channel->band == IEEE80211_BAND_2GHZ &&
+ conf_is_ht20(conf)))
+ return true;
+ break;
+ }
+ return false;
+}
+
+static void ar9002_hw_iqcal_collect(struct ath_hw *ah)
+{
+ int i;
+
+ for (i = 0; i < AR5416_MAX_CHAINS; i++) {
+ ah->totalPowerMeasI[i] +=
+ REG_READ(ah, AR_PHY_CAL_MEAS_0(i));
+ ah->totalPowerMeasQ[i] +=
+ REG_READ(ah, AR_PHY_CAL_MEAS_1(i));
+ ah->totalIqCorrMeas[i] +=
+ (int32_t) REG_READ(ah, AR_PHY_CAL_MEAS_2(i));
+ ath_print(ath9k_hw_common(ah), ATH_DBG_CALIBRATE,
+ "%d: Chn %d pmi=0x%08x;pmq=0x%08x;iqcm=0x%08x;\n",
+ ah->cal_samples, i, ah->totalPowerMeasI[i],
+ ah->totalPowerMeasQ[i],
+ ah->totalIqCorrMeas[i]);
+ }
+}
+
+static void ar9002_hw_adc_gaincal_collect(struct ath_hw *ah)
+{
+ int i;
+
+ for (i = 0; i < AR5416_MAX_CHAINS; i++) {
+ ah->totalAdcIOddPhase[i] +=
+ REG_READ(ah, AR_PHY_CAL_MEAS_0(i));
+ ah->totalAdcIEvenPhase[i] +=
+ REG_READ(ah, AR_PHY_CAL_MEAS_1(i));
+ ah->totalAdcQOddPhase[i] +=
+ REG_READ(ah, AR_PHY_CAL_MEAS_2(i));
+ ah->totalAdcQEvenPhase[i] +=
+ REG_READ(ah, AR_PHY_CAL_MEAS_3(i));
+
+ ath_print(ath9k_hw_common(ah), ATH_DBG_CALIBRATE,
+ "%d: Chn %d oddi=0x%08x; eveni=0x%08x; "
+ "oddq=0x%08x; evenq=0x%08x;\n",
+ ah->cal_samples, i,
+ ah->totalAdcIOddPhase[i],
+ ah->totalAdcIEvenPhase[i],
+ ah->totalAdcQOddPhase[i],
+ ah->totalAdcQEvenPhase[i]);
+ }
+}
+
+static void ar9002_hw_adc_dccal_collect(struct ath_hw *ah)
+{
+ int i;
+
+ for (i = 0; i < AR5416_MAX_CHAINS; i++) {
+ ah->totalAdcDcOffsetIOddPhase[i] +=
+ (int32_t) REG_READ(ah, AR_PHY_CAL_MEAS_0(i));
+ ah->totalAdcDcOffsetIEvenPhase[i] +=
+ (int32_t) REG_READ(ah, AR_PHY_CAL_MEAS_1(i));
+ ah->totalAdcDcOffsetQOddPhase[i] +=
+ (int32_t) REG_READ(ah, AR_PHY_CAL_MEAS_2(i));
+ ah->totalAdcDcOffsetQEvenPhase[i] +=
+ (int32_t) REG_READ(ah, AR_PHY_CAL_MEAS_3(i));
+
+ ath_print(ath9k_hw_common(ah), ATH_DBG_CALIBRATE,
+ "%d: Chn %d oddi=0x%08x; eveni=0x%08x; "
+ "oddq=0x%08x; evenq=0x%08x;\n",
+ ah->cal_samples, i,
+ ah->totalAdcDcOffsetIOddPhase[i],
+ ah->totalAdcDcOffsetIEvenPhase[i],
+ ah->totalAdcDcOffsetQOddPhase[i],
+ ah->totalAdcDcOffsetQEvenPhase[i]);
+ }
+}
+
+static void ar9002_hw_iqcalibrate(struct ath_hw *ah, u8 numChains)
+{
+ struct ath_common *common = ath9k_hw_common(ah);
+ u32 powerMeasQ, powerMeasI, iqCorrMeas;
+ u32 qCoffDenom, iCoffDenom;
+ int32_t qCoff, iCoff;
+ int iqCorrNeg, i;
+
+ for (i = 0; i < numChains; i++) {
+ powerMeasI = ah->totalPowerMeasI[i];
+ powerMeasQ = ah->totalPowerMeasQ[i];
+ iqCorrMeas = ah->totalIqCorrMeas[i];
+
+ ath_print(common, ATH_DBG_CALIBRATE,
+ "Starting IQ Cal and Correction for Chain %d\n",
+ i);
+
+ ath_print(common, ATH_DBG_CALIBRATE,
+ "Orignal: Chn %diq_corr_meas = 0x%08x\n",
+ i, ah->totalIqCorrMeas[i]);
+
+ iqCorrNeg = 0;
+
+ if (iqCorrMeas > 0x80000000) {
+ iqCorrMeas = (0xffffffff - iqCorrMeas) + 1;
+ iqCorrNeg = 1;
+ }
+
+ ath_print(common, ATH_DBG_CALIBRATE,
+ "Chn %d pwr_meas_i = 0x%08x\n", i, powerMeasI);
+ ath_print(common, ATH_DBG_CALIBRATE,
+ "Chn %d pwr_meas_q = 0x%08x\n", i, powerMeasQ);
+ ath_print(common, ATH_DBG_CALIBRATE, "iqCorrNeg is 0x%08x\n",
+ iqCorrNeg);
+
+ iCoffDenom = (powerMeasI / 2 + powerMeasQ / 2) / 128;
+ qCoffDenom = powerMeasQ / 64;
+
+ if ((powerMeasQ != 0) && (iCoffDenom != 0) &&
+ (qCoffDenom != 0)) {
+ iCoff = iqCorrMeas / iCoffDenom;
+ qCoff = powerMeasI / qCoffDenom - 64;
+ ath_print(common, ATH_DBG_CALIBRATE,
+ "Chn %d iCoff = 0x%08x\n", i, iCoff);
+ ath_print(common, ATH_DBG_CALIBRATE,
+ "Chn %d qCoff = 0x%08x\n", i, qCoff);
+
+ iCoff = iCoff & 0x3f;
+ ath_print(common, ATH_DBG_CALIBRATE,
+ "New: Chn %d iCoff = 0x%08x\n", i, iCoff);
+ if (iqCorrNeg == 0x0)
+ iCoff = 0x40 - iCoff;
+
+ if (qCoff > 15)
+ qCoff = 15;
+ else if (qCoff <= -16)
+ qCoff = 16;
+
+ ath_print(common, ATH_DBG_CALIBRATE,
+ "Chn %d : iCoff = 0x%x qCoff = 0x%x\n",
+ i, iCoff, qCoff);
+
+ REG_RMW_FIELD(ah, AR_PHY_TIMING_CTRL4(i),
+ AR_PHY_TIMING_CTRL4_IQCORR_Q_I_COFF,
+ iCoff);
+ REG_RMW_FIELD(ah, AR_PHY_TIMING_CTRL4(i),
+ AR_PHY_TIMING_CTRL4_IQCORR_Q_Q_COFF,
+ qCoff);
+ ath_print(common, ATH_DBG_CALIBRATE,
+ "IQ Cal and Correction done for Chain %d\n",
+ i);
+ }
+ }
+
+ REG_SET_BIT(ah, AR_PHY_TIMING_CTRL4(0),
+ AR_PHY_TIMING_CTRL4_IQCORR_ENABLE);
+}
+
+static void ar9002_hw_adc_gaincal_calibrate(struct ath_hw *ah, u8 numChains)
+{
+ struct ath_common *common = ath9k_hw_common(ah);
+ u32 iOddMeasOffset, iEvenMeasOffset, qOddMeasOffset, qEvenMeasOffset;
+ u32 qGainMismatch, iGainMismatch, val, i;
+
+ for (i = 0; i < numChains; i++) {
+ iOddMeasOffset = ah->totalAdcIOddPhase[i];
+ iEvenMeasOffset = ah->totalAdcIEvenPhase[i];
+ qOddMeasOffset = ah->totalAdcQOddPhase[i];
+ qEvenMeasOffset = ah->totalAdcQEvenPhase[i];
+
+ ath_print(common, ATH_DBG_CALIBRATE,
+ "Starting ADC Gain Cal for Chain %d\n", i);
+
+ ath_print(common, ATH_DBG_CALIBRATE,
+ "Chn %d pwr_meas_odd_i = 0x%08x\n", i,
+ iOddMeasOffset);
+ ath_print(common, ATH_DBG_CALIBRATE,
+ "Chn %d pwr_meas_even_i = 0x%08x\n", i,
+ iEvenMeasOffset);
+ ath_print(common, ATH_DBG_CALIBRATE,
+ "Chn %d pwr_meas_odd_q = 0x%08x\n", i,
+ qOddMeasOffset);
+ ath_print(common, ATH_DBG_CALIBRATE,
+ "Chn %d pwr_meas_even_q = 0x%08x\n", i,
+ qEvenMeasOffset);
+
+ if (iOddMeasOffset != 0 && qEvenMeasOffset != 0) {
+ iGainMismatch =
+ ((iEvenMeasOffset * 32) /
+ iOddMeasOffset) & 0x3f;
+ qGainMismatch =
+ ((qOddMeasOffset * 32) /
+ qEvenMeasOffset) & 0x3f;
+
+ ath_print(common, ATH_DBG_CALIBRATE,
+ "Chn %d gain_mismatch_i = 0x%08x\n", i,
+ iGainMismatch);
+ ath_print(common, ATH_DBG_CALIBRATE,
+ "Chn %d gain_mismatch_q = 0x%08x\n", i,
+ qGainMismatch);
+
+ val = REG_READ(ah, AR_PHY_NEW_ADC_DC_GAIN_CORR(i));
+ val &= 0xfffff000;
+ val |= (qGainMismatch) | (iGainMismatch << 6);
+ REG_WRITE(ah, AR_PHY_NEW_ADC_DC_GAIN_CORR(i), val);
+
+ ath_print(common, ATH_DBG_CALIBRATE,
+ "ADC Gain Cal done for Chain %d\n", i);
+ }
+ }
+
+ REG_WRITE(ah, AR_PHY_NEW_ADC_DC_GAIN_CORR(0),
+ REG_READ(ah, AR_PHY_NEW_ADC_DC_GAIN_CORR(0)) |
+ AR_PHY_NEW_ADC_GAIN_CORR_ENABLE);
+}
+
+static void ar9002_hw_adc_dccal_calibrate(struct ath_hw *ah, u8 numChains)
+{
+ struct ath_common *common = ath9k_hw_common(ah);
+ u32 iOddMeasOffset, iEvenMeasOffset, val, i;
+ int32_t qOddMeasOffset, qEvenMeasOffset, qDcMismatch, iDcMismatch;
+ const struct ath9k_percal_data *calData =
+ ah->cal_list_curr->calData;
+ u32 numSamples =
+ (1 << (calData->calCountMax + 5)) * calData->calNumSamples;
+
+ for (i = 0; i < numChains; i++) {
+ iOddMeasOffset = ah->totalAdcDcOffsetIOddPhase[i];
+ iEvenMeasOffset = ah->totalAdcDcOffsetIEvenPhase[i];
+ qOddMeasOffset = ah->totalAdcDcOffsetQOddPhase[i];
+ qEvenMeasOffset = ah->totalAdcDcOffsetQEvenPhase[i];
+
+ ath_print(common, ATH_DBG_CALIBRATE,
+ "Starting ADC DC Offset Cal for Chain %d\n", i);
+
+ ath_print(common, ATH_DBG_CALIBRATE,
+ "Chn %d pwr_meas_odd_i = %d\n", i,
+ iOddMeasOffset);
+ ath_print(common, ATH_DBG_CALIBRATE,
+ "Chn %d pwr_meas_even_i = %d\n", i,
+ iEvenMeasOffset);
+ ath_print(common, ATH_DBG_CALIBRATE,
+ "Chn %d pwr_meas_odd_q = %d\n", i,
+ qOddMeasOffset);
+ ath_print(common, ATH_DBG_CALIBRATE,
+ "Chn %d pwr_meas_even_q = %d\n", i,
+ qEvenMeasOffset);
+
+ iDcMismatch = (((iEvenMeasOffset - iOddMeasOffset) * 2) /
+ numSamples) & 0x1ff;
+ qDcMismatch = (((qOddMeasOffset - qEvenMeasOffset) * 2) /
+ numSamples) & 0x1ff;
+
+ ath_print(common, ATH_DBG_CALIBRATE,
+ "Chn %d dc_offset_mismatch_i = 0x%08x\n", i,
+ iDcMismatch);
+ ath_print(common, ATH_DBG_CALIBRATE,
+ "Chn %d dc_offset_mismatch_q = 0x%08x\n", i,
+ qDcMismatch);
+
+ val = REG_READ(ah, AR_PHY_NEW_ADC_DC_GAIN_CORR(i));
+ val &= 0xc0000fff;
+ val |= (qDcMismatch << 12) | (iDcMismatch << 21);
+ REG_WRITE(ah, AR_PHY_NEW_ADC_DC_GAIN_CORR(i), val);
+
+ ath_print(common, ATH_DBG_CALIBRATE,
+ "ADC DC Offset Cal done for Chain %d\n", i);
+ }
+
+ REG_WRITE(ah, AR_PHY_NEW_ADC_DC_GAIN_CORR(0),
+ REG_READ(ah, AR_PHY_NEW_ADC_DC_GAIN_CORR(0)) |
+ AR_PHY_NEW_ADC_DC_OFFSET_CORR_ENABLE);
+}
+
+static void ar9287_hw_olc_temp_compensation(struct ath_hw *ah)
+{
+ u32 rddata;
+ int32_t delta, currPDADC, slope;
+
+ rddata = REG_READ(ah, AR_PHY_TX_PWRCTRL4);
+ currPDADC = MS(rddata, AR_PHY_TX_PWRCTRL_PD_AVG_OUT);
+
+ if (ah->initPDADC == 0 || currPDADC == 0) {
+ /*
+ * Zero value indicates that no frames have been transmitted
+ * yet, can't do temperature compensation until frames are
+ * transmitted.
+ */
+ return;
+ } else {
+ slope = ah->eep_ops->get_eeprom(ah, EEP_TEMPSENSE_SLOPE);
+
+ if (slope == 0) { /* to avoid divide by zero case */
+ delta = 0;
+ } else {
+ delta = ((currPDADC - ah->initPDADC)*4) / slope;
+ }
+ REG_RMW_FIELD(ah, AR_PHY_CH0_TX_PWRCTRL11,
+ AR_PHY_TX_PWRCTRL_OLPC_TEMP_COMP, delta);
+ REG_RMW_FIELD(ah, AR_PHY_CH1_TX_PWRCTRL11,
+ AR_PHY_TX_PWRCTRL_OLPC_TEMP_COMP, delta);
+ }
+}
+
+static void ar9280_hw_olc_temp_compensation(struct ath_hw *ah)
+{
+ u32 rddata, i;
+ int delta, currPDADC, regval;
+
+ rddata = REG_READ(ah, AR_PHY_TX_PWRCTRL4);
+ currPDADC = MS(rddata, AR_PHY_TX_PWRCTRL_PD_AVG_OUT);
+
+ if (ah->initPDADC == 0 || currPDADC == 0)
+ return;
+
+ if (ah->eep_ops->get_eeprom(ah, EEP_DAC_HPWR_5G))
+ delta = (currPDADC - ah->initPDADC + 4) / 8;
+ else
+ delta = (currPDADC - ah->initPDADC + 5) / 10;
+
+ if (delta != ah->PDADCdelta) {
+ ah->PDADCdelta = delta;
+ for (i = 1; i < AR9280_TX_GAIN_TABLE_SIZE; i++) {
+ regval = ah->originalGain[i] - delta;
+ if (regval < 0)
+ regval = 0;
+
+ REG_RMW_FIELD(ah,
+ AR_PHY_TX_GAIN_TBL1 + i * 4,
+ AR_PHY_TX_GAIN, regval);
+ }
+ }
+}
+
+static void ar9271_hw_pa_cal(struct ath_hw *ah, bool is_reset)
+{
+ u32 regVal;
+ unsigned int i;
+ u32 regList[][2] = {
+ { 0x786c, 0 },
+ { 0x7854, 0 },
+ { 0x7820, 0 },
+ { 0x7824, 0 },
+ { 0x7868, 0 },
+ { 0x783c, 0 },
+ { 0x7838, 0 } ,
+ { 0x7828, 0 } ,
+ };
+
+ for (i = 0; i < ARRAY_SIZE(regList); i++)
+ regList[i][1] = REG_READ(ah, regList[i][0]);
+
+ regVal = REG_READ(ah, 0x7834);
+ regVal &= (~(0x1));
+ REG_WRITE(ah, 0x7834, regVal);
+ regVal = REG_READ(ah, 0x9808);
+ regVal |= (0x1 << 27);
+ REG_WRITE(ah, 0x9808, regVal);
+
+ /* 786c,b23,1, pwddac=1 */
+ REG_RMW_FIELD(ah, AR9285_AN_TOP3, AR9285_AN_TOP3_PWDDAC, 1);
+ /* 7854, b5,1, pdrxtxbb=1 */
+ REG_RMW_FIELD(ah, AR9285_AN_RXTXBB1, AR9285_AN_RXTXBB1_PDRXTXBB1, 1);
+ /* 7854, b7,1, pdv2i=1 */
+ REG_RMW_FIELD(ah, AR9285_AN_RXTXBB1, AR9285_AN_RXTXBB1_PDV2I, 1);
+ /* 7854, b8,1, pddacinterface=1 */
+ REG_RMW_FIELD(ah, AR9285_AN_RXTXBB1, AR9285_AN_RXTXBB1_PDDACIF, 1);
+ /* 7824,b12,0, offcal=0 */
+ REG_RMW_FIELD(ah, AR9285_AN_RF2G2, AR9285_AN_RF2G2_OFFCAL, 0);
+ /* 7838, b1,0, pwddb=0 */
+ REG_RMW_FIELD(ah, AR9285_AN_RF2G7, AR9285_AN_RF2G7_PWDDB, 0);
+ /* 7820,b11,0, enpacal=0 */
+ REG_RMW_FIELD(ah, AR9285_AN_RF2G1, AR9285_AN_RF2G1_ENPACAL, 0);
+ /* 7820,b25,1, pdpadrv1=0 */
+ REG_RMW_FIELD(ah, AR9285_AN_RF2G1, AR9285_AN_RF2G1_PDPADRV1, 0);
+ /* 7820,b24,0, pdpadrv2=0 */
+ REG_RMW_FIELD(ah, AR9285_AN_RF2G1, AR9285_AN_RF2G1_PDPADRV2, 0);
+ /* 7820,b23,0, pdpaout=0 */
+ REG_RMW_FIELD(ah, AR9285_AN_RF2G1, AR9285_AN_RF2G1_PDPAOUT, 0);
+ /* 783c,b14-16,7, padrvgn2tab_0=7 */
+ REG_RMW_FIELD(ah, AR9285_AN_RF2G8, AR9285_AN_RF2G8_PADRVGN2TAB0, 7);
+ /*
+ * 7838,b29-31,0, padrvgn1tab_0=0
+ * does not matter since we turn it off
+ */
+ REG_RMW_FIELD(ah, AR9285_AN_RF2G7, AR9285_AN_RF2G7_PADRVGN2TAB0, 0);
+
+ REG_RMW_FIELD(ah, AR9285_AN_RF2G3, AR9271_AN_RF2G3_CCOMP, 0xfff);
+
+ /* Set:
+ * localmode=1,bmode=1,bmoderxtx=1,synthon=1,
+ * txon=1,paon=1,oscon=1,synthon_force=1
+ */
+ REG_WRITE(ah, AR9285_AN_TOP2, 0xca0358a0);
+ udelay(30);
+ REG_RMW_FIELD(ah, AR9285_AN_RF2G6, AR9271_AN_RF2G6_OFFS, 0);
+
+ /* find off_6_1; */
+ for (i = 6; i > 0; i--) {
+ regVal = REG_READ(ah, 0x7834);
+ regVal |= (1 << (20 + i));
+ REG_WRITE(ah, 0x7834, regVal);
+ udelay(1);
+ /* regVal = REG_READ(ah, 0x7834); */
+ regVal &= (~(0x1 << (20 + i)));
+ regVal |= (MS(REG_READ(ah, 0x7840), AR9285_AN_RXTXBB1_SPARE9)
+ << (20 + i));
+ REG_WRITE(ah, 0x7834, regVal);
+ }
+
+ regVal = (regVal >> 20) & 0x7f;
+
+ /* Update PA cal info */
+ if ((!is_reset) && (ah->pacal_info.prev_offset == regVal)) {
+ if (ah->pacal_info.max_skipcount < MAX_PACAL_SKIPCOUNT)
+ ah->pacal_info.max_skipcount =
+ 2 * ah->pacal_info.max_skipcount;
+ ah->pacal_info.skipcount = ah->pacal_info.max_skipcount;
+ } else {
+ ah->pacal_info.max_skipcount = 1;
+ ah->pacal_info.skipcount = 0;
+ ah->pacal_info.prev_offset = regVal;
+ }
+
+ regVal = REG_READ(ah, 0x7834);
+ regVal |= 0x1;
+ REG_WRITE(ah, 0x7834, regVal);
+ regVal = REG_READ(ah, 0x9808);
+ regVal &= (~(0x1 << 27));
+ REG_WRITE(ah, 0x9808, regVal);
+
+ for (i = 0; i < ARRAY_SIZE(regList); i++)
+ REG_WRITE(ah, regList[i][0], regList[i][1]);
+}
+
+static inline void ar9285_hw_pa_cal(struct ath_hw *ah, bool is_reset)
+{
+ struct ath_common *common = ath9k_hw_common(ah);
+ u32 regVal;
+ int i, offset, offs_6_1, offs_0;
+ u32 ccomp_org, reg_field;
+ u32 regList[][2] = {
+ { 0x786c, 0 },
+ { 0x7854, 0 },
+ { 0x7820, 0 },
+ { 0x7824, 0 },
+ { 0x7868, 0 },
+ { 0x783c, 0 },
+ { 0x7838, 0 },
+ };
+
+ ath_print(common, ATH_DBG_CALIBRATE, "Running PA Calibration\n");
+
+ /* PA CAL is not needed for high power solution */
+ if (ah->eep_ops->get_eeprom(ah, EEP_TXGAIN_TYPE) ==
+ AR5416_EEP_TXGAIN_HIGH_POWER)
+ return;
+
+ if (AR_SREV_9285_11(ah)) {
+ REG_WRITE(ah, AR9285_AN_TOP4, (AR9285_AN_TOP4_DEFAULT | 0x14));
+ udelay(10);
+ }
+
+ for (i = 0; i < ARRAY_SIZE(regList); i++)
+ regList[i][1] = REG_READ(ah, regList[i][0]);
+
+ regVal = REG_READ(ah, 0x7834);
+ regVal &= (~(0x1));
+ REG_WRITE(ah, 0x7834, regVal);
+ regVal = REG_READ(ah, 0x9808);
+ regVal |= (0x1 << 27);
+ REG_WRITE(ah, 0x9808, regVal);
+
+ REG_RMW_FIELD(ah, AR9285_AN_TOP3, AR9285_AN_TOP3_PWDDAC, 1);
+ REG_RMW_FIELD(ah, AR9285_AN_RXTXBB1, AR9285_AN_RXTXBB1_PDRXTXBB1, 1);
+ REG_RMW_FIELD(ah, AR9285_AN_RXTXBB1, AR9285_AN_RXTXBB1_PDV2I, 1);
+ REG_RMW_FIELD(ah, AR9285_AN_RXTXBB1, AR9285_AN_RXTXBB1_PDDACIF, 1);
+ REG_RMW_FIELD(ah, AR9285_AN_RF2G2, AR9285_AN_RF2G2_OFFCAL, 0);
+ REG_RMW_FIELD(ah, AR9285_AN_RF2G7, AR9285_AN_RF2G7_PWDDB, 0);
+ REG_RMW_FIELD(ah, AR9285_AN_RF2G1, AR9285_AN_RF2G1_ENPACAL, 0);
+ REG_RMW_FIELD(ah, AR9285_AN_RF2G1, AR9285_AN_RF2G1_PDPADRV1, 0);
+ REG_RMW_FIELD(ah, AR9285_AN_RF2G1, AR9285_AN_RF2G1_PDPADRV2, 0);
+ REG_RMW_FIELD(ah, AR9285_AN_RF2G1, AR9285_AN_RF2G1_PDPAOUT, 0);
+ REG_RMW_FIELD(ah, AR9285_AN_RF2G8, AR9285_AN_RF2G8_PADRVGN2TAB0, 7);
+ REG_RMW_FIELD(ah, AR9285_AN_RF2G7, AR9285_AN_RF2G7_PADRVGN2TAB0, 0);
+ ccomp_org = MS(REG_READ(ah, AR9285_AN_RF2G6), AR9285_AN_RF2G6_CCOMP);
+ REG_RMW_FIELD(ah, AR9285_AN_RF2G6, AR9285_AN_RF2G6_CCOMP, 0xf);
+
+ REG_WRITE(ah, AR9285_AN_TOP2, 0xca0358a0);
+ udelay(30);
+ REG_RMW_FIELD(ah, AR9285_AN_RF2G6, AR9285_AN_RF2G6_OFFS, 0);
+ REG_RMW_FIELD(ah, AR9285_AN_RF2G3, AR9285_AN_RF2G3_PDVCCOMP, 0);
+
+ for (i = 6; i > 0; i--) {
+ regVal = REG_READ(ah, 0x7834);
+ regVal |= (1 << (19 + i));
+ REG_WRITE(ah, 0x7834, regVal);
+ udelay(1);
+ regVal = REG_READ(ah, 0x7834);
+ regVal &= (~(0x1 << (19 + i)));
+ reg_field = MS(REG_READ(ah, 0x7840), AR9285_AN_RXTXBB1_SPARE9);
+ regVal |= (reg_field << (19 + i));
+ REG_WRITE(ah, 0x7834, regVal);
+ }
+
+ REG_RMW_FIELD(ah, AR9285_AN_RF2G3, AR9285_AN_RF2G3_PDVCCOMP, 1);
+ udelay(1);
+ reg_field = MS(REG_READ(ah, AR9285_AN_RF2G9), AR9285_AN_RXTXBB1_SPARE9);
+ REG_RMW_FIELD(ah, AR9285_AN_RF2G3, AR9285_AN_RF2G3_PDVCCOMP, reg_field);
+ offs_6_1 = MS(REG_READ(ah, AR9285_AN_RF2G6), AR9285_AN_RF2G6_OFFS);
+ offs_0 = MS(REG_READ(ah, AR9285_AN_RF2G3), AR9285_AN_RF2G3_PDVCCOMP);
+
+ offset = (offs_6_1<<1) | offs_0;
+ offset = offset - 0;
+ offs_6_1 = offset>>1;
+ offs_0 = offset & 1;
+
+ if ((!is_reset) && (ah->pacal_info.prev_offset == offset)) {
+ if (ah->pacal_info.max_skipcount < MAX_PACAL_SKIPCOUNT)
+ ah->pacal_info.max_skipcount =
+ 2 * ah->pacal_info.max_skipcount;
+ ah->pacal_info.skipcount = ah->pacal_info.max_skipcount;
+ } else {
+ ah->pacal_info.max_skipcount = 1;
+ ah->pacal_info.skipcount = 0;
+ ah->pacal_info.prev_offset = offset;
+ }
+
+ REG_RMW_FIELD(ah, AR9285_AN_RF2G6, AR9285_AN_RF2G6_OFFS, offs_6_1);
+ REG_RMW_FIELD(ah, AR9285_AN_RF2G3, AR9285_AN_RF2G3_PDVCCOMP, offs_0);
+
+ regVal = REG_READ(ah, 0x7834);
+ regVal |= 0x1;
+ REG_WRITE(ah, 0x7834, regVal);
+ regVal = REG_READ(ah, 0x9808);
+ regVal &= (~(0x1 << 27));
+ REG_WRITE(ah, 0x9808, regVal);
+
+ for (i = 0; i < ARRAY_SIZE(regList); i++)
+ REG_WRITE(ah, regList[i][0], regList[i][1]);
+
+ REG_RMW_FIELD(ah, AR9285_AN_RF2G6, AR9285_AN_RF2G6_CCOMP, ccomp_org);
+
+ if (AR_SREV_9285_11(ah))
+ REG_WRITE(ah, AR9285_AN_TOP4, AR9285_AN_TOP4_DEFAULT);
+
+}
+
+static void ar9002_hw_pa_cal(struct ath_hw *ah, bool is_reset)
+{
+ if (AR_SREV_9271(ah)) {
+ if (is_reset || !ah->pacal_info.skipcount)
+ ar9271_hw_pa_cal(ah, is_reset);
+ else
+ ah->pacal_info.skipcount--;
+ } else if (AR_SREV_9285_11_OR_LATER(ah)) {
+ if (is_reset || !ah->pacal_info.skipcount)
+ ar9285_hw_pa_cal(ah, is_reset);
+ else
+ ah->pacal_info.skipcount--;
+ }
+}
+
+static void ar9002_hw_olc_temp_compensation(struct ath_hw *ah)
+{
+ if (OLC_FOR_AR9287_10_LATER)
+ ar9287_hw_olc_temp_compensation(ah);
+ else if (OLC_FOR_AR9280_20_LATER)
+ ar9280_hw_olc_temp_compensation(ah);
+}
+
+static bool ar9002_hw_calibrate(struct ath_hw *ah,
+ struct ath9k_channel *chan,
+ u8 rxchainmask,
+ bool longcal)
+{
+ bool iscaldone = true;
+ struct ath9k_cal_list *currCal = ah->cal_list_curr;
+
+ if (currCal &&
+ (currCal->calState == CAL_RUNNING ||
+ currCal->calState == CAL_WAITING)) {
+ iscaldone = ar9002_hw_per_calibration(ah, chan,
+ rxchainmask, currCal);
+ if (iscaldone) {
+ ah->cal_list_curr = currCal = currCal->calNext;
+
+ if (currCal->calState == CAL_WAITING) {
+ iscaldone = false;
+ ath9k_hw_reset_calibration(ah, currCal);
+ }
+ }
+ }
+
+ /* Do NF cal only at longer intervals */
+ if (longcal) {
+ /* Do periodic PAOffset Cal */
+ ar9002_hw_pa_cal(ah, false);
+ ar9002_hw_olc_temp_compensation(ah);
+
+ /*
+ * Get the value from the previous NF cal and update
+ * history buffer.
+ */
+ ath9k_hw_getnf(ah, chan);
+
+ /*
+ * Load the NF from history buffer of the current channel.
+ * NF is slow time-variant, so it is OK to use a historical
+ * value.
+ */
+ ath9k_hw_loadnf(ah, ah->curchan);
+
+ ath9k_hw_start_nfcal(ah);
+ }
+
+ return iscaldone;
+}
+
+/* Carrier leakage Calibration fix */
+static bool ar9285_hw_cl_cal(struct ath_hw *ah, struct ath9k_channel *chan)
+{
+ struct ath_common *common = ath9k_hw_common(ah);
+
+ REG_SET_BIT(ah, AR_PHY_CL_CAL_CTL, AR_PHY_CL_CAL_ENABLE);
+ if (IS_CHAN_HT20(chan)) {
+ REG_SET_BIT(ah, AR_PHY_CL_CAL_CTL, AR_PHY_PARALLEL_CAL_ENABLE);
+ REG_SET_BIT(ah, AR_PHY_TURBO, AR_PHY_FC_DYN2040_EN);
+ REG_CLR_BIT(ah, AR_PHY_AGC_CONTROL,
+ AR_PHY_AGC_CONTROL_FLTR_CAL);
+ REG_CLR_BIT(ah, AR_PHY_TPCRG1, AR_PHY_TPCRG1_PD_CAL_ENABLE);
+ REG_SET_BIT(ah, AR_PHY_AGC_CONTROL, AR_PHY_AGC_CONTROL_CAL);
+ if (!ath9k_hw_wait(ah, AR_PHY_AGC_CONTROL,
+ AR_PHY_AGC_CONTROL_CAL, 0, AH_WAIT_TIMEOUT)) {
+ ath_print(common, ATH_DBG_CALIBRATE, "offset "
+ "calibration failed to complete in "
+ "1ms; noisy ??\n");
+ return false;
+ }
+ REG_CLR_BIT(ah, AR_PHY_TURBO, AR_PHY_FC_DYN2040_EN);
+ REG_CLR_BIT(ah, AR_PHY_CL_CAL_CTL, AR_PHY_PARALLEL_CAL_ENABLE);
+ REG_CLR_BIT(ah, AR_PHY_CL_CAL_CTL, AR_PHY_CL_CAL_ENABLE);
+ }
+ REG_CLR_BIT(ah, AR_PHY_ADC_CTL, AR_PHY_ADC_CTL_OFF_PWDADC);
+ REG_SET_BIT(ah, AR_PHY_AGC_CONTROL, AR_PHY_AGC_CONTROL_FLTR_CAL);
+ REG_SET_BIT(ah, AR_PHY_TPCRG1, AR_PHY_TPCRG1_PD_CAL_ENABLE);
+ REG_SET_BIT(ah, AR_PHY_AGC_CONTROL, AR_PHY_AGC_CONTROL_CAL);
+ if (!ath9k_hw_wait(ah, AR_PHY_AGC_CONTROL, AR_PHY_AGC_CONTROL_CAL,
+ 0, AH_WAIT_TIMEOUT)) {
+ ath_print(common, ATH_DBG_CALIBRATE, "offset calibration "
+ "failed to complete in 1ms; noisy ??\n");
+ return false;
+ }
+
+ REG_SET_BIT(ah, AR_PHY_ADC_CTL, AR_PHY_ADC_CTL_OFF_PWDADC);
+ REG_CLR_BIT(ah, AR_PHY_CL_CAL_CTL, AR_PHY_CL_CAL_ENABLE);
+ REG_CLR_BIT(ah, AR_PHY_AGC_CONTROL, AR_PHY_AGC_CONTROL_FLTR_CAL);
+
+ return true;
+}
+
+static bool ar9285_hw_clc(struct ath_hw *ah, struct ath9k_channel *chan)
+{
+ int i;
+ u_int32_t txgain_max;
+ u_int32_t clc_gain, gain_mask = 0, clc_num = 0;
+ u_int32_t reg_clc_I0, reg_clc_Q0;
+ u_int32_t i0_num = 0;
+ u_int32_t q0_num = 0;
+ u_int32_t total_num = 0;
+ u_int32_t reg_rf2g5_org;
+ bool retv = true;
+
+ if (!(ar9285_hw_cl_cal(ah, chan)))
+ return false;
+
+ txgain_max = MS(REG_READ(ah, AR_PHY_TX_PWRCTRL7),
+ AR_PHY_TX_PWRCTRL_TX_GAIN_TAB_MAX);
+
+ for (i = 0; i < (txgain_max+1); i++) {
+ clc_gain = (REG_READ(ah, (AR_PHY_TX_GAIN_TBL1+(i<<2))) &
+ AR_PHY_TX_GAIN_CLC) >> AR_PHY_TX_GAIN_CLC_S;
+ if (!(gain_mask & (1 << clc_gain))) {
+ gain_mask |= (1 << clc_gain);
+ clc_num++;
+ }
+ }
+
+ for (i = 0; i < clc_num; i++) {
+ reg_clc_I0 = (REG_READ(ah, (AR_PHY_CLC_TBL1 + (i << 2)))
+ & AR_PHY_CLC_I0) >> AR_PHY_CLC_I0_S;
+ reg_clc_Q0 = (REG_READ(ah, (AR_PHY_CLC_TBL1 + (i << 2)))
+ & AR_PHY_CLC_Q0) >> AR_PHY_CLC_Q0_S;
+ if (reg_clc_I0 == 0)
+ i0_num++;
+
+ if (reg_clc_Q0 == 0)
+ q0_num++;
+ }
+ total_num = i0_num + q0_num;
+ if (total_num > AR9285_CLCAL_REDO_THRESH) {
+ reg_rf2g5_org = REG_READ(ah, AR9285_RF2G5);
+ if (AR_SREV_9285E_20(ah)) {
+ REG_WRITE(ah, AR9285_RF2G5,
+ (reg_rf2g5_org & AR9285_RF2G5_IC50TX) |
+ AR9285_RF2G5_IC50TX_XE_SET);
+ } else {
+ REG_WRITE(ah, AR9285_RF2G5,
+ (reg_rf2g5_org & AR9285_RF2G5_IC50TX) |
+ AR9285_RF2G5_IC50TX_SET);
+ }
+ retv = ar9285_hw_cl_cal(ah, chan);
+ REG_WRITE(ah, AR9285_RF2G5, reg_rf2g5_org);
+ }
+ return retv;
+}
+
+static bool ar9002_hw_init_cal(struct ath_hw *ah, struct ath9k_channel *chan)
+{
+ struct ath_common *common = ath9k_hw_common(ah);
+
+ if (AR_SREV_9271(ah) || AR_SREV_9285_12_OR_LATER(ah)) {
+ if (!ar9285_hw_clc(ah, chan))
+ return false;
+ } else {
+ if (AR_SREV_9280_10_OR_LATER(ah)) {
+ if (!AR_SREV_9287_10_OR_LATER(ah))
+ REG_CLR_BIT(ah, AR_PHY_ADC_CTL,
+ AR_PHY_ADC_CTL_OFF_PWDADC);
+ REG_SET_BIT(ah, AR_PHY_AGC_CONTROL,
+ AR_PHY_AGC_CONTROL_FLTR_CAL);
+ }
+
+ /* Calibrate the AGC */
+ REG_WRITE(ah, AR_PHY_AGC_CONTROL,
+ REG_READ(ah, AR_PHY_AGC_CONTROL) |
+ AR_PHY_AGC_CONTROL_CAL);
+
+ /* Poll for offset calibration complete */
+ if (!ath9k_hw_wait(ah, AR_PHY_AGC_CONTROL,
+ AR_PHY_AGC_CONTROL_CAL,
+ 0, AH_WAIT_TIMEOUT)) {
+ ath_print(common, ATH_DBG_CALIBRATE,
+ "offset calibration failed to "
+ "complete in 1ms; noisy environment?\n");
+ return false;
+ }
+
+ if (AR_SREV_9280_10_OR_LATER(ah)) {
+ if (!AR_SREV_9287_10_OR_LATER(ah))
+ REG_SET_BIT(ah, AR_PHY_ADC_CTL,
+ AR_PHY_ADC_CTL_OFF_PWDADC);
+ REG_CLR_BIT(ah, AR_PHY_AGC_CONTROL,
+ AR_PHY_AGC_CONTROL_FLTR_CAL);
+ }
+ }
+
+ /* Do PA Calibration */
+ ar9002_hw_pa_cal(ah, true);
+
+ /* Do NF Calibration after DC offset and other calibrations */
+ REG_WRITE(ah, AR_PHY_AGC_CONTROL,
+ REG_READ(ah, AR_PHY_AGC_CONTROL) | AR_PHY_AGC_CONTROL_NF);
+
+ ah->cal_list = ah->cal_list_last = ah->cal_list_curr = NULL;
+
+ /* Enable IQ, ADC Gain and ADC DC offset CALs */
+ if (AR_SREV_9100(ah) || AR_SREV_9160_10_OR_LATER(ah)) {
+ if (ar9002_hw_iscal_supported(ah, ADC_GAIN_CAL)) {
+ INIT_CAL(&ah->adcgain_caldata);
+ INSERT_CAL(ah, &ah->adcgain_caldata);
+ ath_print(common, ATH_DBG_CALIBRATE,
+ "enabling ADC Gain Calibration.\n");
+ }
+ if (ar9002_hw_iscal_supported(ah, ADC_DC_CAL)) {
+ INIT_CAL(&ah->adcdc_caldata);
+ INSERT_CAL(ah, &ah->adcdc_caldata);
+ ath_print(common, ATH_DBG_CALIBRATE,
+ "enabling ADC DC Calibration.\n");
+ }
+ if (ar9002_hw_iscal_supported(ah, IQ_MISMATCH_CAL)) {
+ INIT_CAL(&ah->iq_caldata);
+ INSERT_CAL(ah, &ah->iq_caldata);
+ ath_print(common, ATH_DBG_CALIBRATE,
+ "enabling IQ Calibration.\n");
+ }
+
+ ah->cal_list_curr = ah->cal_list;
+
+ if (ah->cal_list_curr)
+ ath9k_hw_reset_calibration(ah, ah->cal_list_curr);
+ }
+
+ chan->CalValid = 0;
+
+ return true;
+}
+
+static const struct ath9k_percal_data iq_cal_multi_sample = {
+ IQ_MISMATCH_CAL,
+ MAX_CAL_SAMPLES,
+ PER_MIN_LOG_COUNT,
+ ar9002_hw_iqcal_collect,
+ ar9002_hw_iqcalibrate
+};
+static const struct ath9k_percal_data iq_cal_single_sample = {
+ IQ_MISMATCH_CAL,
+ MIN_CAL_SAMPLES,
+ PER_MAX_LOG_COUNT,
+ ar9002_hw_iqcal_collect,
+ ar9002_hw_iqcalibrate
+};
+static const struct ath9k_percal_data adc_gain_cal_multi_sample = {
+ ADC_GAIN_CAL,
+ MAX_CAL_SAMPLES,
+ PER_MIN_LOG_COUNT,
+ ar9002_hw_adc_gaincal_collect,
+ ar9002_hw_adc_gaincal_calibrate
+};
+static const struct ath9k_percal_data adc_gain_cal_single_sample = {
+ ADC_GAIN_CAL,
+ MIN_CAL_SAMPLES,
+ PER_MAX_LOG_COUNT,
+ ar9002_hw_adc_gaincal_collect,
+ ar9002_hw_adc_gaincal_calibrate
+};
+static const struct ath9k_percal_data adc_dc_cal_multi_sample = {
+ ADC_DC_CAL,
+ MAX_CAL_SAMPLES,
+ PER_MIN_LOG_COUNT,
+ ar9002_hw_adc_dccal_collect,
+ ar9002_hw_adc_dccal_calibrate
+};
+static const struct ath9k_percal_data adc_dc_cal_single_sample = {
+ ADC_DC_CAL,
+ MIN_CAL_SAMPLES,
+ PER_MAX_LOG_COUNT,
+ ar9002_hw_adc_dccal_collect,
+ ar9002_hw_adc_dccal_calibrate
+};
+static const struct ath9k_percal_data adc_init_dc_cal = {
+ ADC_DC_INIT_CAL,
+ MIN_CAL_SAMPLES,
+ INIT_LOG_COUNT,
+ ar9002_hw_adc_dccal_collect,
+ ar9002_hw_adc_dccal_calibrate
+};
+
+static void ar9002_hw_init_cal_settings(struct ath_hw *ah)
+{
+ if (AR_SREV_9100(ah)) {
+ ah->iq_caldata.calData = &iq_cal_multi_sample;
+ ah->supp_cals = IQ_MISMATCH_CAL;
+ return;
+ }
+
+ if (AR_SREV_9160_10_OR_LATER(ah)) {
+ if (AR_SREV_9280_10_OR_LATER(ah)) {
+ ah->iq_caldata.calData = &iq_cal_single_sample;
+ ah->adcgain_caldata.calData =
+ &adc_gain_cal_single_sample;
+ ah->adcdc_caldata.calData =
+ &adc_dc_cal_single_sample;
+ ah->adcdc_calinitdata.calData =
+ &adc_init_dc_cal;
+ } else {
+ ah->iq_caldata.calData = &iq_cal_multi_sample;
+ ah->adcgain_caldata.calData =
+ &adc_gain_cal_multi_sample;
+ ah->adcdc_caldata.calData =
+ &adc_dc_cal_multi_sample;
+ ah->adcdc_calinitdata.calData =
+ &adc_init_dc_cal;
+ }
+ ah->supp_cals = ADC_GAIN_CAL | ADC_DC_CAL | IQ_MISMATCH_CAL;
+ }
+}
+
+void ar9002_hw_attach_calib_ops(struct ath_hw *ah)
+{
+ struct ath_hw_private_ops *priv_ops = ath9k_hw_private_ops(ah);
+ struct ath_hw_ops *ops = ath9k_hw_ops(ah);
+
+ priv_ops->init_cal_settings = ar9002_hw_init_cal_settings;
+ priv_ops->init_cal = ar9002_hw_init_cal;
+ priv_ops->setup_calibration = ar9002_hw_setup_calibration;
+ priv_ops->iscal_supported = ar9002_hw_iscal_supported;
+
+ ops->calibrate = ar9002_hw_calibrate;
+}
diff --git a/drivers/net/wireless/ath/ath9k/ar9003_calib.c b/drivers/net/wireless/ath/ath9k/ar9003_calib.c
new file mode 100644
index 000000000000..6a7267764ac9
--- /dev/null
+++ b/drivers/net/wireless/ath/ath9k/ar9003_calib.c
@@ -0,0 +1,66 @@
+/*
+ * Copyright (c) 2010 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 "hw-ops.h"
+#include "ar9003_phy.h"
+
+static void ar9003_hw_setup_calibration(struct ath_hw *ah,
+ struct ath9k_cal_list *currCal)
+{
+ /* TODO */
+}
+
+static bool ar9003_hw_calibrate(struct ath_hw *ah,
+ struct ath9k_channel *chan,
+ u8 rxchainmask,
+ bool longcal)
+{
+ /* TODO */
+ return false;
+}
+
+static bool ar9003_hw_init_cal(struct ath_hw *ah,
+ struct ath9k_channel *chan)
+{
+ /* TODO */
+ return false;
+}
+
+static void ar9003_hw_init_cal_settings(struct ath_hw *ah)
+{
+ /* TODO */
+}
+
+static bool ar9003_hw_iscal_supported(struct ath_hw *ah,
+ enum ath9k_cal_types calType)
+{
+ /* TODO */
+ return false;
+}
+
+void ar9003_hw_attach_calib_ops(struct ath_hw *ah)
+{
+ struct ath_hw_private_ops *priv_ops = ath9k_hw_private_ops(ah);
+ struct ath_hw_ops *ops = ath9k_hw_ops(ah);
+
+ priv_ops->init_cal_settings = ar9003_hw_init_cal_settings;
+ priv_ops->init_cal = ar9003_hw_init_cal;
+ priv_ops->setup_calibration = ar9003_hw_setup_calibration;
+ priv_ops->iscal_supported = ar9003_hw_iscal_supported;
+
+ ops->calibrate = ar9003_hw_calibrate;
+}
diff --git a/drivers/net/wireless/ath/ath9k/calib.c b/drivers/net/wireless/ath/ath9k/calib.c
index aa724c263404..085e1264fbe0 100644
--- a/drivers/net/wireless/ath/ath9k/calib.c
+++ b/drivers/net/wireless/ath/ath9k/calib.c
@@ -18,9 +18,10 @@
#include "hw-ops.h"
#include "ar9002_phy.h"
+/* Common calibration code */
+
/* We can tune this as we go by monitoring really low values */
#define ATH9K_NF_TOO_LOW -60
-#define AR9285_CLCAL_REDO_THRESH 1
/* AR5416 may return very high value (like -31 dBm), in those cases the nf
* is incorrect and we should use the static NF value. Later we can try to
@@ -108,44 +109,8 @@ static bool ath9k_hw_get_nf_thresh(struct ath_hw *ah,
return true;
}
-static void ath9k_hw_setup_calibration(struct ath_hw *ah,
- struct ath9k_cal_list *currCal)
-{
- struct ath_common *common = ath9k_hw_common(ah);
-
- REG_RMW_FIELD(ah, AR_PHY_TIMING_CTRL4(0),
- AR_PHY_TIMING_CTRL4_IQCAL_LOG_COUNT_MAX,
- currCal->calData->calCountMax);
-
- switch (currCal->calData->calType) {
- case IQ_MISMATCH_CAL:
- REG_WRITE(ah, AR_PHY_CALMODE, AR_PHY_CALMODE_IQ);
- ath_print(common, ATH_DBG_CALIBRATE,
- "starting IQ Mismatch Calibration\n");
- break;
- case ADC_GAIN_CAL:
- REG_WRITE(ah, AR_PHY_CALMODE, AR_PHY_CALMODE_ADC_GAIN);
- ath_print(common, ATH_DBG_CALIBRATE,
- "starting ADC Gain Calibration\n");
- break;
- case ADC_DC_CAL:
- REG_WRITE(ah, AR_PHY_CALMODE, AR_PHY_CALMODE_ADC_DC_PER);
- ath_print(common, ATH_DBG_CALIBRATE,
- "starting ADC DC Calibration\n");
- break;
- case ADC_DC_INIT_CAL:
- REG_WRITE(ah, AR_PHY_CALMODE, AR_PHY_CALMODE_ADC_DC_INIT);
- ath_print(common, ATH_DBG_CALIBRATE,
- "starting Init ADC DC Calibration\n");
- break;
- }
-
- REG_SET_BIT(ah, AR_PHY_TIMING_CTRL4(0),
- AR_PHY_TIMING_CTRL4_DO_CAL);
-}
-
-static void ath9k_hw_reset_calibration(struct ath_hw *ah,
- struct ath9k_cal_list *currCal)
+void ath9k_hw_reset_calibration(struct ath_hw *ah,
+ struct ath9k_cal_list *currCal)
{
int i;
@@ -163,324 +128,6 @@ static void ath9k_hw_reset_calibration(struct ath_hw *ah,
ah->cal_samples = 0;
}
-static bool ath9k_hw_per_calibration(struct ath_hw *ah,
- struct ath9k_channel *ichan,
- u8 rxchainmask,
- struct ath9k_cal_list *currCal)
-{
- bool iscaldone = false;
-
- if (currCal->calState == CAL_RUNNING) {
- if (!(REG_READ(ah, AR_PHY_TIMING_CTRL4(0)) &
- AR_PHY_TIMING_CTRL4_DO_CAL)) {
-
- currCal->calData->calCollect(ah);
- ah->cal_samples++;
-
- if (ah->cal_samples >= currCal->calData->calNumSamples) {
- int i, numChains = 0;
- for (i = 0; i < AR5416_MAX_CHAINS; i++) {
- if (rxchainmask & (1 << i))
- numChains++;
- }
-
- currCal->calData->calPostProc(ah, numChains);
- ichan->CalValid |= currCal->calData->calType;
- currCal->calState = CAL_DONE;
- iscaldone = true;
- } else {
- ath9k_hw_setup_calibration(ah, currCal);
- }
- }
- } else if (!(ichan->CalValid & currCal->calData->calType)) {
- ath9k_hw_reset_calibration(ah, currCal);
- }
-
- return iscaldone;
-}
-
-/* Assumes you are talking about the currently configured channel */
-static bool ath9k_hw_iscal_supported(struct ath_hw *ah,
- enum ath9k_cal_types calType)
-{
- struct ieee80211_conf *conf = &ath9k_hw_common(ah)->hw->conf;
-
- switch (calType & ah->supp_cals) {
- case IQ_MISMATCH_CAL: /* Both 2 GHz and 5 GHz support OFDM */
- return true;
- case ADC_GAIN_CAL:
- case ADC_DC_CAL:
- if (!(conf->channel->band == IEEE80211_BAND_2GHZ &&
- conf_is_ht20(conf)))
- return true;
- break;
- }
- return false;
-}
-
-static void ath9k_hw_iqcal_collect(struct ath_hw *ah)
-{
- int i;
-
- for (i = 0; i < AR5416_MAX_CHAINS; i++) {
- ah->totalPowerMeasI[i] +=
- REG_READ(ah, AR_PHY_CAL_MEAS_0(i));
- ah->totalPowerMeasQ[i] +=
- REG_READ(ah, AR_PHY_CAL_MEAS_1(i));
- ah->totalIqCorrMeas[i] +=
- (int32_t) REG_READ(ah, AR_PHY_CAL_MEAS_2(i));
- ath_print(ath9k_hw_common(ah), ATH_DBG_CALIBRATE,
- "%d: Chn %d pmi=0x%08x;pmq=0x%08x;iqcm=0x%08x;\n",
- ah->cal_samples, i, ah->totalPowerMeasI[i],
- ah->totalPowerMeasQ[i],
- ah->totalIqCorrMeas[i]);
- }
-}
-
-static void ath9k_hw_adc_gaincal_collect(struct ath_hw *ah)
-{
- int i;
-
- for (i = 0; i < AR5416_MAX_CHAINS; i++) {
- ah->totalAdcIOddPhase[i] +=
- REG_READ(ah, AR_PHY_CAL_MEAS_0(i));
- ah->totalAdcIEvenPhase[i] +=
- REG_READ(ah, AR_PHY_CAL_MEAS_1(i));
- ah->totalAdcQOddPhase[i] +=
- REG_READ(ah, AR_PHY_CAL_MEAS_2(i));
- ah->totalAdcQEvenPhase[i] +=
- REG_READ(ah, AR_PHY_CAL_MEAS_3(i));
-
- ath_print(ath9k_hw_common(ah), ATH_DBG_CALIBRATE,
- "%d: Chn %d oddi=0x%08x; eveni=0x%08x; "
- "oddq=0x%08x; evenq=0x%08x;\n",
- ah->cal_samples, i,
- ah->totalAdcIOddPhase[i],
- ah->totalAdcIEvenPhase[i],
- ah->totalAdcQOddPhase[i],
- ah->totalAdcQEvenPhase[i]);
- }
-}
-
-static void ath9k_hw_adc_dccal_collect(struct ath_hw *ah)
-{
- int i;
-
- for (i = 0; i < AR5416_MAX_CHAINS; i++) {
- ah->totalAdcDcOffsetIOddPhase[i] +=
- (int32_t) REG_READ(ah, AR_PHY_CAL_MEAS_0(i));
- ah->totalAdcDcOffsetIEvenPhase[i] +=
- (int32_t) REG_READ(ah, AR_PHY_CAL_MEAS_1(i));
- ah->totalAdcDcOffsetQOddPhase[i] +=
- (int32_t) REG_READ(ah, AR_PHY_CAL_MEAS_2(i));
- ah->totalAdcDcOffsetQEvenPhase[i] +=
- (int32_t) REG_READ(ah, AR_PHY_CAL_MEAS_3(i));
-
- ath_print(ath9k_hw_common(ah), ATH_DBG_CALIBRATE,
- "%d: Chn %d oddi=0x%08x; eveni=0x%08x; "
- "oddq=0x%08x; evenq=0x%08x;\n",
- ah->cal_samples, i,
- ah->totalAdcDcOffsetIOddPhase[i],
- ah->totalAdcDcOffsetIEvenPhase[i],
- ah->totalAdcDcOffsetQOddPhase[i],
- ah->totalAdcDcOffsetQEvenPhase[i]);
- }
-}
-
-static void ath9k_hw_iqcalibrate(struct ath_hw *ah, u8 numChains)
-{
- struct ath_common *common = ath9k_hw_common(ah);
- u32 powerMeasQ, powerMeasI, iqCorrMeas;
- u32 qCoffDenom, iCoffDenom;
- int32_t qCoff, iCoff;
- int iqCorrNeg, i;
-
- for (i = 0; i < numChains; i++) {
- powerMeasI = ah->totalPowerMeasI[i];
- powerMeasQ = ah->totalPowerMeasQ[i];
- iqCorrMeas = ah->totalIqCorrMeas[i];
-
- ath_print(common, ATH_DBG_CALIBRATE,
- "Starting IQ Cal and Correction for Chain %d\n",
- i);
-
- ath_print(common, ATH_DBG_CALIBRATE,
- "Orignal: Chn %diq_corr_meas = 0x%08x\n",
- i, ah->totalIqCorrMeas[i]);
-
- iqCorrNeg = 0;
-
- if (iqCorrMeas > 0x80000000) {
- iqCorrMeas = (0xffffffff - iqCorrMeas) + 1;
- iqCorrNeg = 1;
- }
-
- ath_print(common, ATH_DBG_CALIBRATE,
- "Chn %d pwr_meas_i = 0x%08x\n", i, powerMeasI);
- ath_print(common, ATH_DBG_CALIBRATE,
- "Chn %d pwr_meas_q = 0x%08x\n", i, powerMeasQ);
- ath_print(common, ATH_DBG_CALIBRATE, "iqCorrNeg is 0x%08x\n",
- iqCorrNeg);
-
- iCoffDenom = (powerMeasI / 2 + powerMeasQ / 2) / 128;
- qCoffDenom = powerMeasQ / 64;
-
- if ((powerMeasQ != 0) && (iCoffDenom != 0) &&
- (qCoffDenom != 0)) {
- iCoff = iqCorrMeas / iCoffDenom;
- qCoff = powerMeasI / qCoffDenom - 64;
- ath_print(common, ATH_DBG_CALIBRATE,
- "Chn %d iCoff = 0x%08x\n", i, iCoff);
- ath_print(common, ATH_DBG_CALIBRATE,
- "Chn %d qCoff = 0x%08x\n", i, qCoff);
-
- iCoff = iCoff & 0x3f;
- ath_print(common, ATH_DBG_CALIBRATE,
- "New: Chn %d iCoff = 0x%08x\n", i, iCoff);
- if (iqCorrNeg == 0x0)
- iCoff = 0x40 - iCoff;
-
- if (qCoff > 15)
- qCoff = 15;
- else if (qCoff <= -16)
- qCoff = 16;
-
- ath_print(common, ATH_DBG_CALIBRATE,
- "Chn %d : iCoff = 0x%x qCoff = 0x%x\n",
- i, iCoff, qCoff);
-
- REG_RMW_FIELD(ah, AR_PHY_TIMING_CTRL4(i),
- AR_PHY_TIMING_CTRL4_IQCORR_Q_I_COFF,
- iCoff);
- REG_RMW_FIELD(ah, AR_PHY_TIMING_CTRL4(i),
- AR_PHY_TIMING_CTRL4_IQCORR_Q_Q_COFF,
- qCoff);
- ath_print(common, ATH_DBG_CALIBRATE,
- "IQ Cal and Correction done for Chain %d\n",
- i);
- }
- }
-
- REG_SET_BIT(ah, AR_PHY_TIMING_CTRL4(0),
- AR_PHY_TIMING_CTRL4_IQCORR_ENABLE);
-}
-
-static void ath9k_hw_adc_gaincal_calibrate(struct ath_hw *ah, u8 numChains)
-{
- struct ath_common *common = ath9k_hw_common(ah);
- u32 iOddMeasOffset, iEvenMeasOffset, qOddMeasOffset, qEvenMeasOffset;
- u32 qGainMismatch, iGainMismatch, val, i;
-
- for (i = 0; i < numChains; i++) {
- iOddMeasOffset = ah->totalAdcIOddPhase[i];
- iEvenMeasOffset = ah->totalAdcIEvenPhase[i];
- qOddMeasOffset = ah->totalAdcQOddPhase[i];
- qEvenMeasOffset = ah->totalAdcQEvenPhase[i];
-
- ath_print(common, ATH_DBG_CALIBRATE,
- "Starting ADC Gain Cal for Chain %d\n", i);
-
- ath_print(common, ATH_DBG_CALIBRATE,
- "Chn %d pwr_meas_odd_i = 0x%08x\n", i,
- iOddMeasOffset);
- ath_print(common, ATH_DBG_CALIBRATE,
- "Chn %d pwr_meas_even_i = 0x%08x\n", i,
- iEvenMeasOffset);
- ath_print(common, ATH_DBG_CALIBRATE,
- "Chn %d pwr_meas_odd_q = 0x%08x\n", i,
- qOddMeasOffset);
- ath_print(common, ATH_DBG_CALIBRATE,
- "Chn %d pwr_meas_even_q = 0x%08x\n", i,
- qEvenMeasOffset);
-
- if (iOddMeasOffset != 0 && qEvenMeasOffset != 0) {
- iGainMismatch =
- ((iEvenMeasOffset * 32) /
- iOddMeasOffset) & 0x3f;
- qGainMismatch =
- ((qOddMeasOffset * 32) /
- qEvenMeasOffset) & 0x3f;
-
- ath_print(common, ATH_DBG_CALIBRATE,
- "Chn %d gain_mismatch_i = 0x%08x\n", i,
- iGainMismatch);
- ath_print(common, ATH_DBG_CALIBRATE,
- "Chn %d gain_mismatch_q = 0x%08x\n", i,
- qGainMismatch);
-
- val = REG_READ(ah, AR_PHY_NEW_ADC_DC_GAIN_CORR(i));
- val &= 0xfffff000;
- val |= (qGainMismatch) | (iGainMismatch << 6);
- REG_WRITE(ah, AR_PHY_NEW_ADC_DC_GAIN_CORR(i), val);
-
- ath_print(common, ATH_DBG_CALIBRATE,
- "ADC Gain Cal done for Chain %d\n", i);
- }
- }
-
- REG_WRITE(ah, AR_PHY_NEW_ADC_DC_GAIN_CORR(0),
- REG_READ(ah, AR_PHY_NEW_ADC_DC_GAIN_CORR(0)) |
- AR_PHY_NEW_ADC_GAIN_CORR_ENABLE);
-}
-
-static void ath9k_hw_adc_dccal_calibrate(struct ath_hw *ah, u8 numChains)
-{
- struct ath_common *common = ath9k_hw_common(ah);
- u32 iOddMeasOffset, iEvenMeasOffset, val, i;
- int32_t qOddMeasOffset, qEvenMeasOffset, qDcMismatch, iDcMismatch;
- const struct ath9k_percal_data *calData =
- ah->cal_list_curr->calData;
- u32 numSamples =
- (1 << (calData->calCountMax + 5)) * calData->calNumSamples;
-
- for (i = 0; i < numChains; i++) {
- iOddMeasOffset = ah->totalAdcDcOffsetIOddPhase[i];
- iEvenMeasOffset = ah->totalAdcDcOffsetIEvenPhase[i];
- qOddMeasOffset = ah->totalAdcDcOffsetQOddPhase[i];
- qEvenMeasOffset = ah->totalAdcDcOffsetQEvenPhase[i];
-
- ath_print(common, ATH_DBG_CALIBRATE,
- "Starting ADC DC Offset Cal for Chain %d\n", i);
-
- ath_print(common, ATH_DBG_CALIBRATE,
- "Chn %d pwr_meas_odd_i = %d\n", i,
- iOddMeasOffset);
- ath_print(common, ATH_DBG_CALIBRATE,
- "Chn %d pwr_meas_even_i = %d\n", i,
- iEvenMeasOffset);
- ath_print(common, ATH_DBG_CALIBRATE,
- "Chn %d pwr_meas_odd_q = %d\n", i,
- qOddMeasOffset);
- ath_print(common, ATH_DBG_CALIBRATE,
- "Chn %d pwr_meas_even_q = %d\n", i,
- qEvenMeasOffset);
-
- iDcMismatch = (((iEvenMeasOffset - iOddMeasOffset) * 2) /
- numSamples) & 0x1ff;
- qDcMismatch = (((qOddMeasOffset - qEvenMeasOffset) * 2) /
- numSamples) & 0x1ff;
-
- ath_print(common, ATH_DBG_CALIBRATE,
- "Chn %d dc_offset_mismatch_i = 0x%08x\n", i,
- iDcMismatch);
- ath_print(common, ATH_DBG_CALIBRATE,
- "Chn %d dc_offset_mismatch_q = 0x%08x\n", i,
- qDcMismatch);
-
- val = REG_READ(ah, AR_PHY_NEW_ADC_DC_GAIN_CORR(i));
- val &= 0xc0000fff;
- val |= (qDcMismatch << 12) | (iDcMismatch << 21);
- REG_WRITE(ah, AR_PHY_NEW_ADC_DC_GAIN_CORR(i), val);
-
- ath_print(common, ATH_DBG_CALIBRATE,
- "ADC DC Offset Cal done for Chain %d\n", i);
- }
-
- REG_WRITE(ah, AR_PHY_NEW_ADC_DC_GAIN_CORR(0),
- REG_READ(ah, AR_PHY_NEW_ADC_DC_GAIN_CORR(0)) |
- AR_PHY_NEW_ADC_DC_OFFSET_CORR_ENABLE);
-}
-
/* This is done for the currently configured channel */
bool ath9k_hw_reset_calvalid(struct ath_hw *ah)
{
@@ -670,570 +317,3 @@ s16 ath9k_hw_getchan_noise(struct ath_hw *ah, struct ath9k_channel *chan)
return nf;
}
EXPORT_SYMBOL(ath9k_hw_getchan_noise);
-
-static void ar9287_hw_olc_temp_compensation(struct ath_hw *ah)
-{
- u32 rddata;
- int32_t delta, currPDADC, slope;
-
- rddata = REG_READ(ah, AR_PHY_TX_PWRCTRL4);
- currPDADC = MS(rddata, AR_PHY_TX_PWRCTRL_PD_AVG_OUT);
-
- if (ah->initPDADC == 0 || currPDADC == 0) {
- /*
- * Zero value indicates that no frames have been transmitted yet,
- * can't do temperature compensation until frames are transmitted.
- */
- return;
- } else {
- slope = ah->eep_ops->get_eeprom(ah, EEP_TEMPSENSE_SLOPE);
-
- if (slope == 0) { /* to avoid divide by zero case */
- delta = 0;
- } else {
- delta = ((currPDADC - ah->initPDADC)*4) / slope;
- }
- REG_RMW_FIELD(ah, AR_PHY_CH0_TX_PWRCTRL11,
- AR_PHY_TX_PWRCTRL_OLPC_TEMP_COMP, delta);
- REG_RMW_FIELD(ah, AR_PHY_CH1_TX_PWRCTRL11,
- AR_PHY_TX_PWRCTRL_OLPC_TEMP_COMP, delta);
- }
-}
-
-static void ar9280_hw_olc_temp_compensation(struct ath_hw *ah)
-{
- u32 rddata, i;
- int delta, currPDADC, regval;
-
- rddata = REG_READ(ah, AR_PHY_TX_PWRCTRL4);
- currPDADC = MS(rddata, AR_PHY_TX_PWRCTRL_PD_AVG_OUT);
-
- if (ah->initPDADC == 0 || currPDADC == 0)
- return;
-
- if (ah->eep_ops->get_eeprom(ah, EEP_DAC_HPWR_5G))
- delta = (currPDADC - ah->initPDADC + 4) / 8;
- else
- delta = (currPDADC - ah->initPDADC + 5) / 10;
-
- if (delta != ah->PDADCdelta) {
- ah->PDADCdelta = delta;
- for (i = 1; i < AR9280_TX_GAIN_TABLE_SIZE; i++) {
- regval = ah->originalGain[i] - delta;
- if (regval < 0)
- regval = 0;
-
- REG_RMW_FIELD(ah,
- AR_PHY_TX_GAIN_TBL1 + i * 4,
- AR_PHY_TX_GAIN, regval);
- }
- }
-}
-
-static void ar9271_hw_pa_cal(struct ath_hw *ah, bool is_reset)
-{
- u32 regVal;
- unsigned int i;
- u32 regList [][2] = {
- { 0x786c, 0 },
- { 0x7854, 0 },
- { 0x7820, 0 },
- { 0x7824, 0 },
- { 0x7868, 0 },
- { 0x783c, 0 },
- { 0x7838, 0 } ,
- { 0x7828, 0 } ,
- };
-
- for (i = 0; i < ARRAY_SIZE(regList); i++)
- regList[i][1] = REG_READ(ah, regList[i][0]);
-
- regVal = REG_READ(ah, 0x7834);
- regVal &= (~(0x1));
- REG_WRITE(ah, 0x7834, regVal);
- regVal = REG_READ(ah, 0x9808);
- regVal |= (0x1 << 27);
- REG_WRITE(ah, 0x9808, regVal);
-
- /* 786c,b23,1, pwddac=1 */
- REG_RMW_FIELD(ah, AR9285_AN_TOP3, AR9285_AN_TOP3_PWDDAC, 1);
- /* 7854, b5,1, pdrxtxbb=1 */
- REG_RMW_FIELD(ah, AR9285_AN_RXTXBB1, AR9285_AN_RXTXBB1_PDRXTXBB1, 1);
- /* 7854, b7,1, pdv2i=1 */
- REG_RMW_FIELD(ah, AR9285_AN_RXTXBB1, AR9285_AN_RXTXBB1_PDV2I, 1);
- /* 7854, b8,1, pddacinterface=1 */
- REG_RMW_FIELD(ah, AR9285_AN_RXTXBB1, AR9285_AN_RXTXBB1_PDDACIF, 1);
- /* 7824,b12,0, offcal=0 */
- REG_RMW_FIELD(ah, AR9285_AN_RF2G2, AR9285_AN_RF2G2_OFFCAL, 0);
- /* 7838, b1,0, pwddb=0 */
- REG_RMW_FIELD(ah, AR9285_AN_RF2G7, AR9285_AN_RF2G7_PWDDB, 0);
- /* 7820,b11,0, enpacal=0 */
- REG_RMW_FIELD(ah, AR9285_AN_RF2G1, AR9285_AN_RF2G1_ENPACAL, 0);
- /* 7820,b25,1, pdpadrv1=0 */
- REG_RMW_FIELD(ah, AR9285_AN_RF2G1, AR9285_AN_RF2G1_PDPADRV1, 0);
- /* 7820,b24,0, pdpadrv2=0 */
- REG_RMW_FIELD(ah, AR9285_AN_RF2G1,AR9285_AN_RF2G1_PDPADRV2,0);
- /* 7820,b23,0, pdpaout=0 */
- REG_RMW_FIELD(ah, AR9285_AN_RF2G1, AR9285_AN_RF2G1_PDPAOUT, 0);
- /* 783c,b14-16,7, padrvgn2tab_0=7 */
- REG_RMW_FIELD(ah, AR9285_AN_RF2G8,AR9285_AN_RF2G8_PADRVGN2TAB0, 7);
- /*
- * 7838,b29-31,0, padrvgn1tab_0=0
- * does not matter since we turn it off
- */
- REG_RMW_FIELD(ah, AR9285_AN_RF2G7,AR9285_AN_RF2G7_PADRVGN2TAB0, 0);
-
- REG_RMW_FIELD(ah, AR9285_AN_RF2G3, AR9271_AN_RF2G3_CCOMP, 0xfff);
-
- /* Set:
- * localmode=1,bmode=1,bmoderxtx=1,synthon=1,
- * txon=1,paon=1,oscon=1,synthon_force=1
- */
- REG_WRITE(ah, AR9285_AN_TOP2, 0xca0358a0);
- udelay(30);
- REG_RMW_FIELD(ah, AR9285_AN_RF2G6, AR9271_AN_RF2G6_OFFS, 0);
-
- /* find off_6_1; */
- for (i = 6; i > 0; i--) {
- regVal = REG_READ(ah, 0x7834);
- regVal |= (1 << (20 + i));
- REG_WRITE(ah, 0x7834, regVal);
- udelay(1);
- //regVal = REG_READ(ah, 0x7834);
- regVal &= (~(0x1 << (20 + i)));
- regVal |= (MS(REG_READ(ah, 0x7840), AR9285_AN_RXTXBB1_SPARE9)
- << (20 + i));
- REG_WRITE(ah, 0x7834, regVal);
- }
-
- regVal = (regVal >>20) & 0x7f;
-
- /* Update PA cal info */
- if ((!is_reset) && (ah->pacal_info.prev_offset == regVal)) {
- if (ah->pacal_info.max_skipcount < MAX_PACAL_SKIPCOUNT)
- ah->pacal_info.max_skipcount =
- 2 * ah->pacal_info.max_skipcount;
- ah->pacal_info.skipcount = ah->pacal_info.max_skipcount;
- } else {
- ah->pacal_info.max_skipcount = 1;
- ah->pacal_info.skipcount = 0;
- ah->pacal_info.prev_offset = regVal;
- }
-
- regVal = REG_READ(ah, 0x7834);
- regVal |= 0x1;
- REG_WRITE(ah, 0x7834, regVal);
- regVal = REG_READ(ah, 0x9808);
- regVal &= (~(0x1 << 27));
- REG_WRITE(ah, 0x9808, regVal);
-
- for (i = 0; i < ARRAY_SIZE(regList); i++)
- REG_WRITE(ah, regList[i][0], regList[i][1]);
-}
-
-static inline void ar9285_hw_pa_cal(struct ath_hw *ah, bool is_reset)
-{
- struct ath_common *common = ath9k_hw_common(ah);
- u32 regVal;
- int i, offset, offs_6_1, offs_0;
- u32 ccomp_org, reg_field;
- u32 regList[][2] = {
- { 0x786c, 0 },
- { 0x7854, 0 },
- { 0x7820, 0 },
- { 0x7824, 0 },
- { 0x7868, 0 },
- { 0x783c, 0 },
- { 0x7838, 0 },
- };
-
- ath_print(common, ATH_DBG_CALIBRATE, "Running PA Calibration\n");
-
- /* PA CAL is not needed for high power solution */
- if (ah->eep_ops->get_eeprom(ah, EEP_TXGAIN_TYPE) ==
- AR5416_EEP_TXGAIN_HIGH_POWER)
- return;
-
- if (AR_SREV_9285_11(ah)) {
- REG_WRITE(ah, AR9285_AN_TOP4, (AR9285_AN_TOP4_DEFAULT | 0x14));
- udelay(10);
- }
-
- for (i = 0; i < ARRAY_SIZE(regList); i++)
- regList[i][1] = REG_READ(ah, regList[i][0]);
-
- regVal = REG_READ(ah, 0x7834);
- regVal &= (~(0x1));
- REG_WRITE(ah, 0x7834, regVal);
- regVal = REG_READ(ah, 0x9808);
- regVal |= (0x1 << 27);
- REG_WRITE(ah, 0x9808, regVal);
-
- REG_RMW_FIELD(ah, AR9285_AN_TOP3, AR9285_AN_TOP3_PWDDAC, 1);
- REG_RMW_FIELD(ah, AR9285_AN_RXTXBB1, AR9285_AN_RXTXBB1_PDRXTXBB1, 1);
- REG_RMW_FIELD(ah, AR9285_AN_RXTXBB1, AR9285_AN_RXTXBB1_PDV2I, 1);
- REG_RMW_FIELD(ah, AR9285_AN_RXTXBB1, AR9285_AN_RXTXBB1_PDDACIF, 1);
- REG_RMW_FIELD(ah, AR9285_AN_RF2G2, AR9285_AN_RF2G2_OFFCAL, 0);
- REG_RMW_FIELD(ah, AR9285_AN_RF2G7, AR9285_AN_RF2G7_PWDDB, 0);
- REG_RMW_FIELD(ah, AR9285_AN_RF2G1, AR9285_AN_RF2G1_ENPACAL, 0);
- REG_RMW_FIELD(ah, AR9285_AN_RF2G1, AR9285_AN_RF2G1_PDPADRV1, 0);
- REG_RMW_FIELD(ah, AR9285_AN_RF2G1, AR9285_AN_RF2G1_PDPADRV2, 0);
- REG_RMW_FIELD(ah, AR9285_AN_RF2G1, AR9285_AN_RF2G1_PDPAOUT, 0);
- REG_RMW_FIELD(ah, AR9285_AN_RF2G8, AR9285_AN_RF2G8_PADRVGN2TAB0, 7);
- REG_RMW_FIELD(ah, AR9285_AN_RF2G7, AR9285_AN_RF2G7_PADRVGN2TAB0, 0);
- ccomp_org = MS(REG_READ(ah, AR9285_AN_RF2G6), AR9285_AN_RF2G6_CCOMP);
- REG_RMW_FIELD(ah, AR9285_AN_RF2G6, AR9285_AN_RF2G6_CCOMP, 0xf);
-
- REG_WRITE(ah, AR9285_AN_TOP2, 0xca0358a0);
- udelay(30);
- REG_RMW_FIELD(ah, AR9285_AN_RF2G6, AR9285_AN_RF2G6_OFFS, 0);
- REG_RMW_FIELD(ah, AR9285_AN_RF2G3, AR9285_AN_RF2G3_PDVCCOMP, 0);
-
- for (i = 6; i > 0; i--) {
- regVal = REG_READ(ah, 0x7834);
- regVal |= (1 << (19 + i));
- REG_WRITE(ah, 0x7834, regVal);
- udelay(1);
- regVal = REG_READ(ah, 0x7834);
- regVal &= (~(0x1 << (19 + i)));
- reg_field = MS(REG_READ(ah, 0x7840), AR9285_AN_RXTXBB1_SPARE9);
- regVal |= (reg_field << (19 + i));
- REG_WRITE(ah, 0x7834, regVal);
- }
-
- REG_RMW_FIELD(ah, AR9285_AN_RF2G3, AR9285_AN_RF2G3_PDVCCOMP, 1);
- udelay(1);
- reg_field = MS(REG_READ(ah, AR9285_AN_RF2G9), AR9285_AN_RXTXBB1_SPARE9);
- REG_RMW_FIELD(ah, AR9285_AN_RF2G3, AR9285_AN_RF2G3_PDVCCOMP, reg_field);
- offs_6_1 = MS(REG_READ(ah, AR9285_AN_RF2G6), AR9285_AN_RF2G6_OFFS);
- offs_0 = MS(REG_READ(ah, AR9285_AN_RF2G3), AR9285_AN_RF2G3_PDVCCOMP);
-
- offset = (offs_6_1<<1) | offs_0;
- offset = offset - 0;
- offs_6_1 = offset>>1;
- offs_0 = offset & 1;
-
- if ((!is_reset) && (ah->pacal_info.prev_offset == offset)) {
- if (ah->pacal_info.max_skipcount < MAX_PACAL_SKIPCOUNT)
- ah->pacal_info.max_skipcount =
- 2 * ah->pacal_info.max_skipcount;
- ah->pacal_info.skipcount = ah->pacal_info.max_skipcount;
- } else {
- ah->pacal_info.max_skipcount = 1;
- ah->pacal_info.skipcount = 0;
- ah->pacal_info.prev_offset = offset;
- }
-
- REG_RMW_FIELD(ah, AR9285_AN_RF2G6, AR9285_AN_RF2G6_OFFS, offs_6_1);
- REG_RMW_FIELD(ah, AR9285_AN_RF2G3, AR9285_AN_RF2G3_PDVCCOMP, offs_0);
-
- regVal = REG_READ(ah, 0x7834);
- regVal |= 0x1;
- REG_WRITE(ah, 0x7834, regVal);
- regVal = REG_READ(ah, 0x9808);
- regVal &= (~(0x1 << 27));
- REG_WRITE(ah, 0x9808, regVal);
-
- for (i = 0; i < ARRAY_SIZE(regList); i++)
- REG_WRITE(ah, regList[i][0], regList[i][1]);
-
- REG_RMW_FIELD(ah, AR9285_AN_RF2G6, AR9285_AN_RF2G6_CCOMP, ccomp_org);
-
- if (AR_SREV_9285_11(ah))
- REG_WRITE(ah, AR9285_AN_TOP4, AR9285_AN_TOP4_DEFAULT);
-
-}
-
-static void ar9002_hw_pa_cal(struct ath_hw *ah, bool is_reset)
-{
- if (AR_SREV_9271(ah)) {
- if (is_reset || !ah->pacal_info.skipcount)
- ar9271_hw_pa_cal(ah, is_reset);
- else
- ah->pacal_info.skipcount--;
- } else if (AR_SREV_9285_11_OR_LATER(ah)) {
- if (is_reset || !ah->pacal_info.skipcount)
- ar9285_hw_pa_cal(ah, is_reset);
- else
- ah->pacal_info.skipcount--;
- }
-}
-
-static void ar9002_hw_olc_temp_compensation(struct ath_hw *ah)
-{
- if (OLC_FOR_AR9287_10_LATER)
- ar9287_hw_olc_temp_compensation(ah);
- else if (OLC_FOR_AR9280_20_LATER)
- ar9280_hw_olc_temp_compensation(ah);
-}
-
-bool ath9k_hw_calibrate(struct ath_hw *ah, struct ath9k_channel *chan,
- u8 rxchainmask, bool longcal)
-{
- bool iscaldone = true;
- struct ath9k_cal_list *currCal = ah->cal_list_curr;
-
- if (currCal &&
- (currCal->calState == CAL_RUNNING ||
- currCal->calState == CAL_WAITING)) {
- iscaldone = ath9k_hw_per_calibration(ah, chan,
- rxchainmask, currCal);
- if (iscaldone) {
- ah->cal_list_curr = currCal = currCal->calNext;
-
- if (currCal->calState == CAL_WAITING) {
- iscaldone = false;
- ath9k_hw_reset_calibration(ah, currCal);
- }
- }
- }
-
- /* Do NF cal only at longer intervals */
- if (longcal) {
- /* Do periodic PAOffset Cal */
- ar9002_hw_pa_cal(ah, false);
- ar9002_hw_olc_temp_compensation(ah);
-
- /* Get the value from the previous NF cal and update history buffer */
- ath9k_hw_getnf(ah, chan);
-
- /*
- * Load the NF from history buffer of the current channel.
- * NF is slow time-variant, so it is OK to use a historical value.
- */
- ath9k_hw_loadnf(ah, ah->curchan);
-
- ath9k_hw_start_nfcal(ah);
- }
-
- return iscaldone;
-}
-EXPORT_SYMBOL(ath9k_hw_calibrate);
-
-/* Carrier leakage Calibration fix */
-static bool ar9285_cl_cal(struct ath_hw *ah, struct ath9k_channel *chan)
-{
- struct ath_common *common = ath9k_hw_common(ah);
-
- REG_SET_BIT(ah, AR_PHY_CL_CAL_CTL, AR_PHY_CL_CAL_ENABLE);
- if (IS_CHAN_HT20(chan)) {
- REG_SET_BIT(ah, AR_PHY_CL_CAL_CTL, AR_PHY_PARALLEL_CAL_ENABLE);
- REG_SET_BIT(ah, AR_PHY_TURBO, AR_PHY_FC_DYN2040_EN);
- REG_CLR_BIT(ah, AR_PHY_AGC_CONTROL,
- AR_PHY_AGC_CONTROL_FLTR_CAL);
- REG_CLR_BIT(ah, AR_PHY_TPCRG1, AR_PHY_TPCRG1_PD_CAL_ENABLE);
- REG_SET_BIT(ah, AR_PHY_AGC_CONTROL, AR_PHY_AGC_CONTROL_CAL);
- if (!ath9k_hw_wait(ah, AR_PHY_AGC_CONTROL,
- AR_PHY_AGC_CONTROL_CAL, 0, AH_WAIT_TIMEOUT)) {
- ath_print(common, ATH_DBG_CALIBRATE, "offset "
- "calibration failed to complete in "
- "1ms; noisy ??\n");
- return false;
- }
- REG_CLR_BIT(ah, AR_PHY_TURBO, AR_PHY_FC_DYN2040_EN);
- REG_CLR_BIT(ah, AR_PHY_CL_CAL_CTL, AR_PHY_PARALLEL_CAL_ENABLE);
- REG_CLR_BIT(ah, AR_PHY_CL_CAL_CTL, AR_PHY_CL_CAL_ENABLE);
- }
- REG_CLR_BIT(ah, AR_PHY_ADC_CTL, AR_PHY_ADC_CTL_OFF_PWDADC);
- REG_SET_BIT(ah, AR_PHY_AGC_CONTROL, AR_PHY_AGC_CONTROL_FLTR_CAL);
- REG_SET_BIT(ah, AR_PHY_TPCRG1, AR_PHY_TPCRG1_PD_CAL_ENABLE);
- REG_SET_BIT(ah, AR_PHY_AGC_CONTROL, AR_PHY_AGC_CONTROL_CAL);
- if (!ath9k_hw_wait(ah, AR_PHY_AGC_CONTROL, AR_PHY_AGC_CONTROL_CAL,
- 0, AH_WAIT_TIMEOUT)) {
- ath_print(common, ATH_DBG_CALIBRATE, "offset calibration "
- "failed to complete in 1ms; noisy ??\n");
- return false;
- }
-
- REG_SET_BIT(ah, AR_PHY_ADC_CTL, AR_PHY_ADC_CTL_OFF_PWDADC);
- REG_CLR_BIT(ah, AR_PHY_CL_CAL_CTL, AR_PHY_CL_CAL_ENABLE);
- REG_CLR_BIT(ah, AR_PHY_AGC_CONTROL, AR_PHY_AGC_CONTROL_FLTR_CAL);
-
- return true;
-}
-
-static bool ar9285_clc(struct ath_hw *ah, struct ath9k_channel *chan)
-{
- int i;
- u_int32_t txgain_max;
- u_int32_t clc_gain, gain_mask = 0, clc_num = 0;
- u_int32_t reg_clc_I0, reg_clc_Q0;
- u_int32_t i0_num = 0;
- u_int32_t q0_num = 0;
- u_int32_t total_num = 0;
- u_int32_t reg_rf2g5_org;
- bool retv = true;
-
- if (!(ar9285_cl_cal(ah, chan)))
- return false;
-
- txgain_max = MS(REG_READ(ah, AR_PHY_TX_PWRCTRL7),
- AR_PHY_TX_PWRCTRL_TX_GAIN_TAB_MAX);
-
- for (i = 0; i < (txgain_max+1); i++) {
- clc_gain = (REG_READ(ah, (AR_PHY_TX_GAIN_TBL1+(i<<2))) &
- AR_PHY_TX_GAIN_CLC) >> AR_PHY_TX_GAIN_CLC_S;
- if (!(gain_mask & (1 << clc_gain))) {
- gain_mask |= (1 << clc_gain);
- clc_num++;
- }
- }
-
- for (i = 0; i < clc_num; i++) {
- reg_clc_I0 = (REG_READ(ah, (AR_PHY_CLC_TBL1 + (i << 2)))
- & AR_PHY_CLC_I0) >> AR_PHY_CLC_I0_S;
- reg_clc_Q0 = (REG_READ(ah, (AR_PHY_CLC_TBL1 + (i << 2)))
- & AR_PHY_CLC_Q0) >> AR_PHY_CLC_Q0_S;
- if (reg_clc_I0 == 0)
- i0_num++;
-
- if (reg_clc_Q0 == 0)
- q0_num++;
- }
- total_num = i0_num + q0_num;
- if (total_num > AR9285_CLCAL_REDO_THRESH) {
- reg_rf2g5_org = REG_READ(ah, AR9285_RF2G5);
- if (AR_SREV_9285E_20(ah)) {
- REG_WRITE(ah, AR9285_RF2G5,
- (reg_rf2g5_org & AR9285_RF2G5_IC50TX) |
- AR9285_RF2G5_IC50TX_XE_SET);
- } else {
- REG_WRITE(ah, AR9285_RF2G5,
- (reg_rf2g5_org & AR9285_RF2G5_IC50TX) |
- AR9285_RF2G5_IC50TX_SET);
- }
- retv = ar9285_cl_cal(ah, chan);
- REG_WRITE(ah, AR9285_RF2G5, reg_rf2g5_org);
- }
- return retv;
-}
-
-bool ath9k_hw_init_cal(struct ath_hw *ah, struct ath9k_channel *chan)
-{
- struct ath_common *common = ath9k_hw_common(ah);
-
- if (AR_SREV_9271(ah) || AR_SREV_9285_12_OR_LATER(ah)) {
- if (!ar9285_clc(ah, chan))
- return false;
- } else {
- if (AR_SREV_9280_10_OR_LATER(ah)) {
- if (!AR_SREV_9287_10_OR_LATER(ah))
- REG_CLR_BIT(ah, AR_PHY_ADC_CTL,
- AR_PHY_ADC_CTL_OFF_PWDADC);
- REG_SET_BIT(ah, AR_PHY_AGC_CONTROL,
- AR_PHY_AGC_CONTROL_FLTR_CAL);
- }
-
- /* Calibrate the AGC */
- REG_WRITE(ah, AR_PHY_AGC_CONTROL,
- REG_READ(ah, AR_PHY_AGC_CONTROL) |
- AR_PHY_AGC_CONTROL_CAL);
-
- /* Poll for offset calibration complete */
- if (!ath9k_hw_wait(ah, AR_PHY_AGC_CONTROL, AR_PHY_AGC_CONTROL_CAL,
- 0, AH_WAIT_TIMEOUT)) {
- ath_print(common, ATH_DBG_CALIBRATE,
- "offset calibration failed to "
- "complete in 1ms; noisy environment?\n");
- return false;
- }
-
- if (AR_SREV_9280_10_OR_LATER(ah)) {
- if (!AR_SREV_9287_10_OR_LATER(ah))
- REG_SET_BIT(ah, AR_PHY_ADC_CTL,
- AR_PHY_ADC_CTL_OFF_PWDADC);
- REG_CLR_BIT(ah, AR_PHY_AGC_CONTROL,
- AR_PHY_AGC_CONTROL_FLTR_CAL);
- }
- }
-
- /* Do PA Calibration */
- ar9002_hw_pa_cal(ah, true);
-
- /* Do NF Calibration after DC offset and other calibrations */
- REG_WRITE(ah, AR_PHY_AGC_CONTROL,
- REG_READ(ah, AR_PHY_AGC_CONTROL) | AR_PHY_AGC_CONTROL_NF);
-
- ah->cal_list = ah->cal_list_last = ah->cal_list_curr = NULL;
-
- /* Enable IQ, ADC Gain and ADC DC offset CALs */
- if (AR_SREV_9100(ah) || AR_SREV_9160_10_OR_LATER(ah)) {
- if (ath9k_hw_iscal_supported(ah, ADC_GAIN_CAL)) {
- INIT_CAL(&ah->adcgain_caldata);
- INSERT_CAL(ah, &ah->adcgain_caldata);
- ath_print(common, ATH_DBG_CALIBRATE,
- "enabling ADC Gain Calibration.\n");
- }
- if (ath9k_hw_iscal_supported(ah, ADC_DC_CAL)) {
- INIT_CAL(&ah->adcdc_caldata);
- INSERT_CAL(ah, &ah->adcdc_caldata);
- ath_print(common, ATH_DBG_CALIBRATE,
- "enabling ADC DC Calibration.\n");
- }
- if (ath9k_hw_iscal_supported(ah, IQ_MISMATCH_CAL)) {
- INIT_CAL(&ah->iq_caldata);
- INSERT_CAL(ah, &ah->iq_caldata);
- ath_print(common, ATH_DBG_CALIBRATE,
- "enabling IQ Calibration.\n");
- }
-
- ah->cal_list_curr = ah->cal_list;
-
- if (ah->cal_list_curr)
- ath9k_hw_reset_calibration(ah, ah->cal_list_curr);
- }
-
- chan->CalValid = 0;
-
- return true;
-}
-
-const struct ath9k_percal_data iq_cal_multi_sample = {
- IQ_MISMATCH_CAL,
- MAX_CAL_SAMPLES,
- PER_MIN_LOG_COUNT,
- ath9k_hw_iqcal_collect,
- ath9k_hw_iqcalibrate
-};
-const struct ath9k_percal_data iq_cal_single_sample = {
- IQ_MISMATCH_CAL,
- MIN_CAL_SAMPLES,
- PER_MAX_LOG_COUNT,
- ath9k_hw_iqcal_collect,
- ath9k_hw_iqcalibrate
-};
-const struct ath9k_percal_data adc_gain_cal_multi_sample = {
- ADC_GAIN_CAL,
- MAX_CAL_SAMPLES,
- PER_MIN_LOG_COUNT,
- ath9k_hw_adc_gaincal_collect,
- ath9k_hw_adc_gaincal_calibrate
-};
-const struct ath9k_percal_data adc_gain_cal_single_sample = {
- ADC_GAIN_CAL,
- MIN_CAL_SAMPLES,
- PER_MAX_LOG_COUNT,
- ath9k_hw_adc_gaincal_collect,
- ath9k_hw_adc_gaincal_calibrate
-};
-const struct ath9k_percal_data adc_dc_cal_multi_sample = {
- ADC_DC_CAL,
- MAX_CAL_SAMPLES,
- PER_MIN_LOG_COUNT,
- ath9k_hw_adc_dccal_collect,
- ath9k_hw_adc_dccal_calibrate
-};
-const struct ath9k_percal_data adc_dc_cal_single_sample = {
- ADC_DC_CAL,
- MIN_CAL_SAMPLES,
- PER_MAX_LOG_COUNT,
- ath9k_hw_adc_dccal_collect,
- ath9k_hw_adc_dccal_calibrate
-};
-const struct ath9k_percal_data adc_init_dc_cal = {
- ADC_DC_INIT_CAL,
- MIN_CAL_SAMPLES,
- INIT_LOG_COUNT,
- ath9k_hw_adc_dccal_collect,
- ath9k_hw_adc_dccal_calibrate
-};
diff --git a/drivers/net/wireless/ath/ath9k/calib.h b/drivers/net/wireless/ath/ath9k/calib.h
index b2c873e97485..9f6c21d50f17 100644
--- a/drivers/net/wireless/ath/ath9k/calib.h
+++ b/drivers/net/wireless/ath/ath9k/calib.h
@@ -19,14 +19,6 @@
#include "hw.h"
-extern const struct ath9k_percal_data iq_cal_multi_sample;
-extern const struct ath9k_percal_data iq_cal_single_sample;
-extern const struct ath9k_percal_data adc_gain_cal_multi_sample;
-extern const struct ath9k_percal_data adc_gain_cal_single_sample;
-extern const struct ath9k_percal_data adc_dc_cal_multi_sample;
-extern const struct ath9k_percal_data adc_dc_cal_single_sample;
-extern const struct ath9k_percal_data adc_init_dc_cal;
-
#define AR_PHY_CCA_MAX_AR5416_GOOD_VALUE -85
#define AR_PHY_CCA_MAX_AR9280_GOOD_VALUE -112
#define AR_PHY_CCA_MAX_AR9285_GOOD_VALUE -118
@@ -127,9 +119,8 @@ int16_t ath9k_hw_getnf(struct ath_hw *ah,
struct ath9k_channel *chan);
void ath9k_init_nfcal_hist_buffer(struct ath_hw *ah);
s16 ath9k_hw_getchan_noise(struct ath_hw *ah, struct ath9k_channel *chan);
-bool ath9k_hw_calibrate(struct ath_hw *ah, struct ath9k_channel *chan,
- u8 rxchainmask, bool longcal);
-bool ath9k_hw_init_cal(struct ath_hw *ah,
- struct ath9k_channel *chan);
+void ath9k_hw_reset_calibration(struct ath_hw *ah,
+ struct ath9k_cal_list *currCal);
+
#endif /* CALIB_H */
diff --git a/drivers/net/wireless/ath/ath9k/hw-ops.h b/drivers/net/wireless/ath/ath9k/hw-ops.h
index e2b8ad4df904..3848c0d3f99e 100644
--- a/drivers/net/wireless/ath/ath9k/hw-ops.h
+++ b/drivers/net/wireless/ath/ath9k/hw-ops.h
@@ -44,6 +44,14 @@ static inline void ath9k_hw_get_desc_link(struct ath_hw *ah, void *ds,
{
ath9k_hw_ops(ah)->get_desc_link(ds, link);
}
+static inline bool ath9k_hw_calibrate(struct ath_hw *ah,
+ struct ath9k_channel *chan,
+ u8 rxchainmask,
+ bool longcal)
+{
+ return ath9k_hw_ops(ah)->calibrate(ah, chan, rxchainmask, longcal);
+}
+
/* Private hardware call ops */
/* PHY ops */
@@ -166,7 +174,25 @@ static inline bool ath9k_hw_ani_control(struct ath_hw *ah,
static inline void ath9k_hw_do_getnf(struct ath_hw *ah,
int16_t nfarray[NUM_NF_READINGS])
{
- return ath9k_hw_private_ops(ah)->do_getnf(ah, nfarray);
+ ath9k_hw_private_ops(ah)->do_getnf(ah, nfarray);
+}
+
+static inline bool ath9k_hw_init_cal(struct ath_hw *ah,
+ struct ath9k_channel *chan)
+{
+ return ath9k_hw_private_ops(ah)->init_cal(ah, chan);
+}
+
+static inline void ath9k_hw_setup_calibration(struct ath_hw *ah,
+ struct ath9k_cal_list *currCal)
+{
+ ath9k_hw_private_ops(ah)->setup_calibration(ah, currCal);
+}
+
+static inline bool ath9k_hw_iscal_supported(struct ath_hw *ah,
+ enum ath9k_cal_types calType)
+{
+ return ath9k_hw_private_ops(ah)->iscal_supported(ah, calType);
}
#endif /* ATH9K_HW_OPS_H */
diff --git a/drivers/net/wireless/ath/ath9k/hw.c b/drivers/net/wireless/ath/ath9k/hw.c
index 67c2becad662..e6d4c4c8a3df 100644
--- a/drivers/net/wireless/ath/ath9k/hw.c
+++ b/drivers/net/wireless/ath/ath9k/hw.c
@@ -600,36 +600,6 @@ static bool ar9003_hw_macversion_supported(u32 macversion)
return false;
}
-static void ar9002_hw_init_cal_settings(struct ath_hw *ah)
-{
- if (AR_SREV_9100(ah)) {
- ah->iq_caldata.calData = &iq_cal_multi_sample;
- ah->supp_cals = IQ_MISMATCH_CAL;
- return;
- }
-
- if (AR_SREV_9160_10_OR_LATER(ah)) {
- if (AR_SREV_9280_10_OR_LATER(ah)) {
- ah->iq_caldata.calData = &iq_cal_single_sample;
- ah->adcgain_caldata.calData =
- &adc_gain_cal_single_sample;
- ah->adcdc_caldata.calData =
- &adc_dc_cal_single_sample;
- ah->adcdc_calinitdata.calData =
- &adc_init_dc_cal;
- } else {
- ah->iq_caldata.calData = &iq_cal_multi_sample;
- ah->adcgain_caldata.calData =
- &adc_gain_cal_multi_sample;
- ah->adcdc_caldata.calData =
- &adc_dc_cal_multi_sample;
- ah->adcdc_calinitdata.calData =
- &adc_init_dc_cal;
- }
- ah->supp_cals = ADC_GAIN_CAL | ADC_DC_CAL | IQ_MISMATCH_CAL;
- }
-}
-
static void ar9002_hw_init_mode_regs(struct ath_hw *ah)
{
if (AR_SREV_9271(ah)) {
@@ -3641,7 +3611,6 @@ static void ar9002_hw_attach_ops(struct ath_hw *ah)
struct ath_hw_private_ops *priv_ops = ath9k_hw_private_ops(ah);
struct ath_hw_ops *ops = ath9k_hw_ops(ah);
- priv_ops->init_cal_settings = ar9002_hw_init_cal_settings;
priv_ops->init_mode_regs = ar9002_hw_init_mode_regs;
priv_ops->macversion_supported = ar9002_hw_macversion_supported;
@@ -3651,6 +3620,7 @@ static void ar9002_hw_attach_ops(struct ath_hw *ah)
if (AR_SREV_9280_10_OR_LATER(ah))
ar9002_hw_attach_phy_ops(ah);
+ ar9002_hw_attach_calib_ops(ah);
ar9002_hw_attach_mac_ops(ah);
}
@@ -3663,6 +3633,6 @@ static void ar9003_hw_attach_ops(struct ath_hw *ah)
priv_ops->macversion_supported = ar9003_hw_macversion_supported;
ar9003_hw_attach_phy_ops(ah);
-
+ ar9003_hw_attach_calib_ops(ah);
ar9003_hw_attach_mac_ops(ah);
}
diff --git a/drivers/net/wireless/ath/ath9k/hw.h b/drivers/net/wireless/ath/ath9k/hw.h
index 48fb5ce8294b..7ef93c8df923 100644
--- a/drivers/net/wireless/ath/ath9k/hw.h
+++ b/drivers/net/wireless/ath/ath9k/hw.h
@@ -469,7 +469,9 @@ struct ath_gen_timer_table {
* This structure contains private callbacks designed to only be used internally
* by the hardware core.
*
- * @init_cal_settings: Initializes calibration settings
+ * @init_cal_settings: setup types of calibrations supported
+ * @init_cal: starts actual calibration
+ *
* @init_mode_regs: Initializes mode registers
* @macversion_supported: If this specific mac revision is supported
*
@@ -480,11 +482,20 @@ struct ath_gen_timer_table {
* @set_rf_regs:
* @compute_pll_control: compute the PLL control value to use for
* AR_RTC_PLL_CONTROL for a given channel
+ * @setup_calibration: set up calibration
+ * @iscal_supported: used to query if a type of calibration is supported
*/
struct ath_hw_private_ops {
+ /* Calibration ops */
void (*init_cal_settings)(struct ath_hw *ah);
+ bool (*init_cal)(struct ath_hw *ah, struct ath9k_channel *chan);
+
void (*init_mode_regs)(struct ath_hw *ah);
bool (*macversion_supported)(u32 macversion);
+ void (*setup_calibration)(struct ath_hw *ah,
+ struct ath9k_cal_list *currCal);
+ bool (*iscal_supported)(struct ath_hw *ah,
+ enum ath9k_cal_types calType);
/* PHY ops */
int (*rf_set_freq)(struct ath_hw *ah,
@@ -523,6 +534,7 @@ struct ath_hw_private_ops {
* hardware code and also by the lower level driver.
*
* @config_pci_powersave:
+ * @calibrate: periodic calibration for NF, ANI, IQ, ADC gain, ADC-DC
*/
struct ath_hw_ops {
void (*config_pci_powersave)(struct ath_hw *ah,
@@ -531,6 +543,10 @@ struct ath_hw_ops {
void (*rx_enable)(struct ath_hw *ah);
void (*set_desc_link)(void *ds, u32 link);
void (*get_desc_link)(void *ds, u32 **link);
+ bool (*calibrate)(struct ath_hw *ah,
+ struct ath9k_channel *chan,
+ u8 rxchainmask,
+ bool longcal);
};
struct ath_hw {
@@ -833,6 +849,9 @@ void ar5008_hw_attach_phy_ops(struct ath_hw *ah);
void ar9002_hw_attach_phy_ops(struct ath_hw *ah);
void ar9003_hw_attach_phy_ops(struct ath_hw *ah);
+void ar9002_hw_attach_calib_ops(struct ath_hw *ah);
+void ar9003_hw_attach_calib_ops(struct ath_hw *ah);
+
#define ATH_PCIE_CAP_LINK_CTRL 0x70
#define ATH_PCIE_CAP_LINK_L0S 1
#define ATH_PCIE_CAP_LINK_L1 2
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