1795f5e2cSLuis R. Rodriguez /* 25b68138eSSujith Manoharan * Copyright (c) 2008-2011 Atheros Communications Inc. 3795f5e2cSLuis R. Rodriguez * 4795f5e2cSLuis R. Rodriguez * Permission to use, copy, modify, and/or distribute this software for any 5795f5e2cSLuis R. Rodriguez * purpose with or without fee is hereby granted, provided that the above 6795f5e2cSLuis R. Rodriguez * copyright notice and this permission notice appear in all copies. 7795f5e2cSLuis R. Rodriguez * 8795f5e2cSLuis R. Rodriguez * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 9795f5e2cSLuis R. Rodriguez * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 10795f5e2cSLuis R. Rodriguez * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 11795f5e2cSLuis R. Rodriguez * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 12795f5e2cSLuis R. Rodriguez * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 13795f5e2cSLuis R. Rodriguez * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 14795f5e2cSLuis R. Rodriguez * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 15795f5e2cSLuis R. Rodriguez */ 16795f5e2cSLuis R. Rodriguez 17795f5e2cSLuis R. Rodriguez #include "hw.h" 18795f5e2cSLuis R. Rodriguez #include "hw-ops.h" 19795f5e2cSLuis R. Rodriguez #include "ar9002_phy.h" 20795f5e2cSLuis R. Rodriguez 21795f5e2cSLuis R. Rodriguez #define AR9285_CLCAL_REDO_THRESH 1 22795f5e2cSLuis R. Rodriguez 236497827fSFelix Fietkau enum ar9002_cal_types { 246497827fSFelix Fietkau ADC_GAIN_CAL = BIT(0), 256497827fSFelix Fietkau ADC_DC_CAL = BIT(1), 266497827fSFelix Fietkau IQ_MISMATCH_CAL = BIT(2), 276497827fSFelix Fietkau }; 286497827fSFelix Fietkau 2981544026SRajkumar Manoharan static bool ar9002_hw_is_cal_supported(struct ath_hw *ah, 3081544026SRajkumar Manoharan struct ath9k_channel *chan, 3181544026SRajkumar Manoharan enum ar9002_cal_types cal_type) 3281544026SRajkumar Manoharan { 3381544026SRajkumar Manoharan bool supported = false; 3481544026SRajkumar Manoharan switch (ah->supp_cals & cal_type) { 3581544026SRajkumar Manoharan case IQ_MISMATCH_CAL: 3681544026SRajkumar Manoharan supported = true; 3781544026SRajkumar Manoharan break; 3881544026SRajkumar Manoharan case ADC_GAIN_CAL: 3981544026SRajkumar Manoharan case ADC_DC_CAL: 40d6cae2bcSSergey Ryazanov /* Run even/odd ADCs calibrations for HT40 channels only */ 41d6cae2bcSSergey Ryazanov if (IS_CHAN_HT40(chan)) 4281544026SRajkumar Manoharan supported = true; 4381544026SRajkumar Manoharan break; 4481544026SRajkumar Manoharan } 4581544026SRajkumar Manoharan return supported; 4681544026SRajkumar Manoharan } 476497827fSFelix Fietkau 48795f5e2cSLuis R. Rodriguez static void ar9002_hw_setup_calibration(struct ath_hw *ah, 49795f5e2cSLuis R. Rodriguez struct ath9k_cal_list *currCal) 50795f5e2cSLuis R. Rodriguez { 51795f5e2cSLuis R. Rodriguez struct ath_common *common = ath9k_hw_common(ah); 52795f5e2cSLuis R. Rodriguez 53795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, AR_PHY_TIMING_CTRL4(0), 54795f5e2cSLuis R. Rodriguez AR_PHY_TIMING_CTRL4_IQCAL_LOG_COUNT_MAX, 55795f5e2cSLuis R. Rodriguez currCal->calData->calCountMax); 56795f5e2cSLuis R. Rodriguez 57795f5e2cSLuis R. Rodriguez switch (currCal->calData->calType) { 58795f5e2cSLuis R. Rodriguez case IQ_MISMATCH_CAL: 59795f5e2cSLuis R. Rodriguez REG_WRITE(ah, AR_PHY_CALMODE, AR_PHY_CALMODE_IQ); 60d2182b69SJoe Perches ath_dbg(common, CALIBRATE, 61795f5e2cSLuis R. Rodriguez "starting IQ Mismatch Calibration\n"); 62795f5e2cSLuis R. Rodriguez break; 63795f5e2cSLuis R. Rodriguez case ADC_GAIN_CAL: 64795f5e2cSLuis R. Rodriguez REG_WRITE(ah, AR_PHY_CALMODE, AR_PHY_CALMODE_ADC_GAIN); 65d2182b69SJoe Perches ath_dbg(common, CALIBRATE, "starting ADC Gain Calibration\n"); 66795f5e2cSLuis R. Rodriguez break; 67795f5e2cSLuis R. Rodriguez case ADC_DC_CAL: 68795f5e2cSLuis R. Rodriguez REG_WRITE(ah, AR_PHY_CALMODE, AR_PHY_CALMODE_ADC_DC_PER); 69d2182b69SJoe Perches ath_dbg(common, CALIBRATE, "starting ADC DC Calibration\n"); 70795f5e2cSLuis R. Rodriguez break; 71795f5e2cSLuis R. Rodriguez } 72795f5e2cSLuis R. Rodriguez 73795f5e2cSLuis R. Rodriguez REG_SET_BIT(ah, AR_PHY_TIMING_CTRL4(0), 74795f5e2cSLuis R. Rodriguez AR_PHY_TIMING_CTRL4_DO_CAL); 75795f5e2cSLuis R. Rodriguez } 76795f5e2cSLuis R. Rodriguez 77795f5e2cSLuis R. Rodriguez static bool ar9002_hw_per_calibration(struct ath_hw *ah, 78795f5e2cSLuis R. Rodriguez struct ath9k_channel *ichan, 79795f5e2cSLuis R. Rodriguez u8 rxchainmask, 80795f5e2cSLuis R. Rodriguez struct ath9k_cal_list *currCal) 81795f5e2cSLuis R. Rodriguez { 8220bd2a09SFelix Fietkau struct ath9k_hw_cal_data *caldata = ah->caldata; 83795f5e2cSLuis R. Rodriguez bool iscaldone = false; 84795f5e2cSLuis R. Rodriguez 85795f5e2cSLuis R. Rodriguez if (currCal->calState == CAL_RUNNING) { 86795f5e2cSLuis R. Rodriguez if (!(REG_READ(ah, AR_PHY_TIMING_CTRL4(0)) & 87795f5e2cSLuis R. Rodriguez AR_PHY_TIMING_CTRL4_DO_CAL)) { 88795f5e2cSLuis R. Rodriguez 89795f5e2cSLuis R. Rodriguez currCal->calData->calCollect(ah); 90795f5e2cSLuis R. Rodriguez ah->cal_samples++; 91795f5e2cSLuis R. Rodriguez 92795f5e2cSLuis R. Rodriguez if (ah->cal_samples >= 93795f5e2cSLuis R. Rodriguez currCal->calData->calNumSamples) { 94795f5e2cSLuis R. Rodriguez int i, numChains = 0; 95795f5e2cSLuis R. Rodriguez for (i = 0; i < AR5416_MAX_CHAINS; i++) { 96795f5e2cSLuis R. Rodriguez if (rxchainmask & (1 << i)) 97795f5e2cSLuis R. Rodriguez numChains++; 98795f5e2cSLuis R. Rodriguez } 99795f5e2cSLuis R. Rodriguez 100795f5e2cSLuis R. Rodriguez currCal->calData->calPostProc(ah, numChains); 10120bd2a09SFelix Fietkau caldata->CalValid |= currCal->calData->calType; 102795f5e2cSLuis R. Rodriguez currCal->calState = CAL_DONE; 103795f5e2cSLuis R. Rodriguez iscaldone = true; 104795f5e2cSLuis R. Rodriguez } else { 105795f5e2cSLuis R. Rodriguez ar9002_hw_setup_calibration(ah, currCal); 106795f5e2cSLuis R. Rodriguez } 107795f5e2cSLuis R. Rodriguez } 10820bd2a09SFelix Fietkau } else if (!(caldata->CalValid & currCal->calData->calType)) { 109795f5e2cSLuis R. Rodriguez ath9k_hw_reset_calibration(ah, currCal); 110795f5e2cSLuis R. Rodriguez } 111795f5e2cSLuis R. Rodriguez 112795f5e2cSLuis R. Rodriguez return iscaldone; 113795f5e2cSLuis R. Rodriguez } 114795f5e2cSLuis R. Rodriguez 115795f5e2cSLuis R. Rodriguez static void ar9002_hw_iqcal_collect(struct ath_hw *ah) 116795f5e2cSLuis R. Rodriguez { 117795f5e2cSLuis R. Rodriguez int i; 118795f5e2cSLuis R. Rodriguez 119795f5e2cSLuis R. Rodriguez for (i = 0; i < AR5416_MAX_CHAINS; i++) { 120795f5e2cSLuis R. Rodriguez ah->totalPowerMeasI[i] += 121795f5e2cSLuis R. Rodriguez REG_READ(ah, AR_PHY_CAL_MEAS_0(i)); 122795f5e2cSLuis R. Rodriguez ah->totalPowerMeasQ[i] += 123795f5e2cSLuis R. Rodriguez REG_READ(ah, AR_PHY_CAL_MEAS_1(i)); 124795f5e2cSLuis R. Rodriguez ah->totalIqCorrMeas[i] += 125795f5e2cSLuis R. Rodriguez (int32_t) REG_READ(ah, AR_PHY_CAL_MEAS_2(i)); 126d2182b69SJoe Perches ath_dbg(ath9k_hw_common(ah), CALIBRATE, 127795f5e2cSLuis R. Rodriguez "%d: Chn %d pmi=0x%08x;pmq=0x%08x;iqcm=0x%08x;\n", 128795f5e2cSLuis R. Rodriguez ah->cal_samples, i, ah->totalPowerMeasI[i], 129795f5e2cSLuis R. Rodriguez ah->totalPowerMeasQ[i], 130795f5e2cSLuis R. Rodriguez ah->totalIqCorrMeas[i]); 131795f5e2cSLuis R. Rodriguez } 132795f5e2cSLuis R. Rodriguez } 133795f5e2cSLuis R. Rodriguez 134795f5e2cSLuis R. Rodriguez static void ar9002_hw_adc_gaincal_collect(struct ath_hw *ah) 135795f5e2cSLuis R. Rodriguez { 136795f5e2cSLuis R. Rodriguez int i; 137795f5e2cSLuis R. Rodriguez 138795f5e2cSLuis R. Rodriguez for (i = 0; i < AR5416_MAX_CHAINS; i++) { 139795f5e2cSLuis R. Rodriguez ah->totalAdcIOddPhase[i] += 140795f5e2cSLuis R. Rodriguez REG_READ(ah, AR_PHY_CAL_MEAS_0(i)); 141795f5e2cSLuis R. Rodriguez ah->totalAdcIEvenPhase[i] += 142795f5e2cSLuis R. Rodriguez REG_READ(ah, AR_PHY_CAL_MEAS_1(i)); 143795f5e2cSLuis R. Rodriguez ah->totalAdcQOddPhase[i] += 144795f5e2cSLuis R. Rodriguez REG_READ(ah, AR_PHY_CAL_MEAS_2(i)); 145795f5e2cSLuis R. Rodriguez ah->totalAdcQEvenPhase[i] += 146795f5e2cSLuis R. Rodriguez REG_READ(ah, AR_PHY_CAL_MEAS_3(i)); 147795f5e2cSLuis R. Rodriguez 148d2182b69SJoe Perches ath_dbg(ath9k_hw_common(ah), CALIBRATE, 149226afe68SJoe Perches "%d: Chn %d oddi=0x%08x; eveni=0x%08x; oddq=0x%08x; evenq=0x%08x;\n", 150795f5e2cSLuis R. Rodriguez ah->cal_samples, i, 151795f5e2cSLuis R. Rodriguez ah->totalAdcIOddPhase[i], 152795f5e2cSLuis R. Rodriguez ah->totalAdcIEvenPhase[i], 153795f5e2cSLuis R. Rodriguez ah->totalAdcQOddPhase[i], 154795f5e2cSLuis R. Rodriguez ah->totalAdcQEvenPhase[i]); 155795f5e2cSLuis R. Rodriguez } 156795f5e2cSLuis R. Rodriguez } 157795f5e2cSLuis R. Rodriguez 158795f5e2cSLuis R. Rodriguez static void ar9002_hw_adc_dccal_collect(struct ath_hw *ah) 159795f5e2cSLuis R. Rodriguez { 160795f5e2cSLuis R. Rodriguez int i; 161795f5e2cSLuis R. Rodriguez 162795f5e2cSLuis R. Rodriguez for (i = 0; i < AR5416_MAX_CHAINS; i++) { 163795f5e2cSLuis R. Rodriguez ah->totalAdcDcOffsetIOddPhase[i] += 164795f5e2cSLuis R. Rodriguez (int32_t) REG_READ(ah, AR_PHY_CAL_MEAS_0(i)); 165795f5e2cSLuis R. Rodriguez ah->totalAdcDcOffsetIEvenPhase[i] += 166795f5e2cSLuis R. Rodriguez (int32_t) REG_READ(ah, AR_PHY_CAL_MEAS_1(i)); 167795f5e2cSLuis R. Rodriguez ah->totalAdcDcOffsetQOddPhase[i] += 168795f5e2cSLuis R. Rodriguez (int32_t) REG_READ(ah, AR_PHY_CAL_MEAS_2(i)); 169795f5e2cSLuis R. Rodriguez ah->totalAdcDcOffsetQEvenPhase[i] += 170795f5e2cSLuis R. Rodriguez (int32_t) REG_READ(ah, AR_PHY_CAL_MEAS_3(i)); 171795f5e2cSLuis R. Rodriguez 172d2182b69SJoe Perches ath_dbg(ath9k_hw_common(ah), CALIBRATE, 173226afe68SJoe Perches "%d: Chn %d oddi=0x%08x; eveni=0x%08x; oddq=0x%08x; evenq=0x%08x;\n", 174795f5e2cSLuis R. Rodriguez ah->cal_samples, i, 175795f5e2cSLuis R. Rodriguez ah->totalAdcDcOffsetIOddPhase[i], 176795f5e2cSLuis R. Rodriguez ah->totalAdcDcOffsetIEvenPhase[i], 177795f5e2cSLuis R. Rodriguez ah->totalAdcDcOffsetQOddPhase[i], 178795f5e2cSLuis R. Rodriguez ah->totalAdcDcOffsetQEvenPhase[i]); 179795f5e2cSLuis R. Rodriguez } 180795f5e2cSLuis R. Rodriguez } 181795f5e2cSLuis R. Rodriguez 182795f5e2cSLuis R. Rodriguez static void ar9002_hw_iqcalibrate(struct ath_hw *ah, u8 numChains) 183795f5e2cSLuis R. Rodriguez { 184795f5e2cSLuis R. Rodriguez struct ath_common *common = ath9k_hw_common(ah); 185795f5e2cSLuis R. Rodriguez u32 powerMeasQ, powerMeasI, iqCorrMeas; 186795f5e2cSLuis R. Rodriguez u32 qCoffDenom, iCoffDenom; 187795f5e2cSLuis R. Rodriguez int32_t qCoff, iCoff; 188795f5e2cSLuis R. Rodriguez int iqCorrNeg, i; 189795f5e2cSLuis R. Rodriguez 190795f5e2cSLuis R. Rodriguez for (i = 0; i < numChains; i++) { 191795f5e2cSLuis R. Rodriguez powerMeasI = ah->totalPowerMeasI[i]; 192795f5e2cSLuis R. Rodriguez powerMeasQ = ah->totalPowerMeasQ[i]; 193795f5e2cSLuis R. Rodriguez iqCorrMeas = ah->totalIqCorrMeas[i]; 194795f5e2cSLuis R. Rodriguez 195d2182b69SJoe Perches ath_dbg(common, CALIBRATE, 196795f5e2cSLuis R. Rodriguez "Starting IQ Cal and Correction for Chain %d\n", 197795f5e2cSLuis R. Rodriguez i); 198795f5e2cSLuis R. Rodriguez 199d2182b69SJoe Perches ath_dbg(common, CALIBRATE, 200a9b2ce03SNikolay Martynov "Original: Chn %d iq_corr_meas = 0x%08x\n", 201795f5e2cSLuis R. Rodriguez i, ah->totalIqCorrMeas[i]); 202795f5e2cSLuis R. Rodriguez 203795f5e2cSLuis R. Rodriguez iqCorrNeg = 0; 204795f5e2cSLuis R. Rodriguez 205795f5e2cSLuis R. Rodriguez if (iqCorrMeas > 0x80000000) { 206795f5e2cSLuis R. Rodriguez iqCorrMeas = (0xffffffff - iqCorrMeas) + 1; 207795f5e2cSLuis R. Rodriguez iqCorrNeg = 1; 208795f5e2cSLuis R. Rodriguez } 209795f5e2cSLuis R. Rodriguez 210d2182b69SJoe Perches ath_dbg(common, CALIBRATE, "Chn %d pwr_meas_i = 0x%08x\n", 211d2182b69SJoe Perches i, powerMeasI); 212d2182b69SJoe Perches ath_dbg(common, CALIBRATE, "Chn %d pwr_meas_q = 0x%08x\n", 213d2182b69SJoe Perches i, powerMeasQ); 214d2182b69SJoe Perches ath_dbg(common, CALIBRATE, "iqCorrNeg is 0x%08x\n", iqCorrNeg); 215795f5e2cSLuis R. Rodriguez 216795f5e2cSLuis R. Rodriguez iCoffDenom = (powerMeasI / 2 + powerMeasQ / 2) / 128; 217795f5e2cSLuis R. Rodriguez qCoffDenom = powerMeasQ / 64; 218795f5e2cSLuis R. Rodriguez 219795f5e2cSLuis R. Rodriguez if ((powerMeasQ != 0) && (iCoffDenom != 0) && 220795f5e2cSLuis R. Rodriguez (qCoffDenom != 0)) { 221795f5e2cSLuis R. Rodriguez iCoff = iqCorrMeas / iCoffDenom; 222795f5e2cSLuis R. Rodriguez qCoff = powerMeasI / qCoffDenom - 64; 223d2182b69SJoe Perches ath_dbg(common, CALIBRATE, "Chn %d iCoff = 0x%08x\n", 224d2182b69SJoe Perches i, iCoff); 225d2182b69SJoe Perches ath_dbg(common, CALIBRATE, "Chn %d qCoff = 0x%08x\n", 226d2182b69SJoe Perches i, qCoff); 227795f5e2cSLuis R. Rodriguez 228795f5e2cSLuis R. Rodriguez iCoff = iCoff & 0x3f; 229d2182b69SJoe Perches ath_dbg(common, CALIBRATE, 230795f5e2cSLuis R. Rodriguez "New: Chn %d iCoff = 0x%08x\n", i, iCoff); 231795f5e2cSLuis R. Rodriguez if (iqCorrNeg == 0x0) 232795f5e2cSLuis R. Rodriguez iCoff = 0x40 - iCoff; 233795f5e2cSLuis R. Rodriguez 234795f5e2cSLuis R. Rodriguez if (qCoff > 15) 235795f5e2cSLuis R. Rodriguez qCoff = 15; 236795f5e2cSLuis R. Rodriguez else if (qCoff <= -16) 23723399016SFelix Fietkau qCoff = -16; 238795f5e2cSLuis R. Rodriguez 239d2182b69SJoe Perches ath_dbg(common, CALIBRATE, 240795f5e2cSLuis R. Rodriguez "Chn %d : iCoff = 0x%x qCoff = 0x%x\n", 241795f5e2cSLuis R. Rodriguez i, iCoff, qCoff); 242795f5e2cSLuis R. Rodriguez 243795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, AR_PHY_TIMING_CTRL4(i), 244795f5e2cSLuis R. Rodriguez AR_PHY_TIMING_CTRL4_IQCORR_Q_I_COFF, 245795f5e2cSLuis R. Rodriguez iCoff); 246795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, AR_PHY_TIMING_CTRL4(i), 247795f5e2cSLuis R. Rodriguez AR_PHY_TIMING_CTRL4_IQCORR_Q_Q_COFF, 248795f5e2cSLuis R. Rodriguez qCoff); 249d2182b69SJoe Perches ath_dbg(common, CALIBRATE, 250795f5e2cSLuis R. Rodriguez "IQ Cal and Correction done for Chain %d\n", 251795f5e2cSLuis R. Rodriguez i); 252795f5e2cSLuis R. Rodriguez } 253795f5e2cSLuis R. Rodriguez } 254795f5e2cSLuis R. Rodriguez 255795f5e2cSLuis R. Rodriguez REG_SET_BIT(ah, AR_PHY_TIMING_CTRL4(0), 256795f5e2cSLuis R. Rodriguez AR_PHY_TIMING_CTRL4_IQCORR_ENABLE); 257795f5e2cSLuis R. Rodriguez } 258795f5e2cSLuis R. Rodriguez 259795f5e2cSLuis R. Rodriguez static void ar9002_hw_adc_gaincal_calibrate(struct ath_hw *ah, u8 numChains) 260795f5e2cSLuis R. Rodriguez { 261795f5e2cSLuis R. Rodriguez struct ath_common *common = ath9k_hw_common(ah); 262795f5e2cSLuis R. Rodriguez u32 iOddMeasOffset, iEvenMeasOffset, qOddMeasOffset, qEvenMeasOffset; 263795f5e2cSLuis R. Rodriguez u32 qGainMismatch, iGainMismatch, val, i; 264795f5e2cSLuis R. Rodriguez 265795f5e2cSLuis R. Rodriguez for (i = 0; i < numChains; i++) { 266795f5e2cSLuis R. Rodriguez iOddMeasOffset = ah->totalAdcIOddPhase[i]; 267795f5e2cSLuis R. Rodriguez iEvenMeasOffset = ah->totalAdcIEvenPhase[i]; 268795f5e2cSLuis R. Rodriguez qOddMeasOffset = ah->totalAdcQOddPhase[i]; 269795f5e2cSLuis R. Rodriguez qEvenMeasOffset = ah->totalAdcQEvenPhase[i]; 270795f5e2cSLuis R. Rodriguez 271d2182b69SJoe Perches ath_dbg(common, CALIBRATE, 272795f5e2cSLuis R. Rodriguez "Starting ADC Gain Cal for Chain %d\n", i); 273795f5e2cSLuis R. Rodriguez 274d2182b69SJoe Perches ath_dbg(common, CALIBRATE, "Chn %d pwr_meas_odd_i = 0x%08x\n", 275d2182b69SJoe Perches i, iOddMeasOffset); 276d2182b69SJoe Perches ath_dbg(common, CALIBRATE, "Chn %d pwr_meas_even_i = 0x%08x\n", 277d2182b69SJoe Perches i, iEvenMeasOffset); 278d2182b69SJoe Perches ath_dbg(common, CALIBRATE, "Chn %d pwr_meas_odd_q = 0x%08x\n", 279d2182b69SJoe Perches i, qOddMeasOffset); 280d2182b69SJoe Perches ath_dbg(common, CALIBRATE, "Chn %d pwr_meas_even_q = 0x%08x\n", 281d2182b69SJoe Perches i, qEvenMeasOffset); 282795f5e2cSLuis R. Rodriguez 283795f5e2cSLuis R. Rodriguez if (iOddMeasOffset != 0 && qEvenMeasOffset != 0) { 284795f5e2cSLuis R. Rodriguez iGainMismatch = 285795f5e2cSLuis R. Rodriguez ((iEvenMeasOffset * 32) / 286795f5e2cSLuis R. Rodriguez iOddMeasOffset) & 0x3f; 287795f5e2cSLuis R. Rodriguez qGainMismatch = 288795f5e2cSLuis R. Rodriguez ((qOddMeasOffset * 32) / 289795f5e2cSLuis R. Rodriguez qEvenMeasOffset) & 0x3f; 290795f5e2cSLuis R. Rodriguez 291d2182b69SJoe Perches ath_dbg(common, CALIBRATE, 292d2182b69SJoe Perches "Chn %d gain_mismatch_i = 0x%08x\n", 293d2182b69SJoe Perches i, iGainMismatch); 294d2182b69SJoe Perches ath_dbg(common, CALIBRATE, 295d2182b69SJoe Perches "Chn %d gain_mismatch_q = 0x%08x\n", 296d2182b69SJoe Perches i, qGainMismatch); 297795f5e2cSLuis R. Rodriguez 298795f5e2cSLuis R. Rodriguez val = REG_READ(ah, AR_PHY_NEW_ADC_DC_GAIN_CORR(i)); 299795f5e2cSLuis R. Rodriguez val &= 0xfffff000; 300795f5e2cSLuis R. Rodriguez val |= (qGainMismatch) | (iGainMismatch << 6); 301795f5e2cSLuis R. Rodriguez REG_WRITE(ah, AR_PHY_NEW_ADC_DC_GAIN_CORR(i), val); 302795f5e2cSLuis R. Rodriguez 303d2182b69SJoe Perches ath_dbg(common, CALIBRATE, 304795f5e2cSLuis R. Rodriguez "ADC Gain Cal done for Chain %d\n", i); 305795f5e2cSLuis R. Rodriguez } 306795f5e2cSLuis R. Rodriguez } 307795f5e2cSLuis R. Rodriguez 308795f5e2cSLuis R. Rodriguez REG_WRITE(ah, AR_PHY_NEW_ADC_DC_GAIN_CORR(0), 309795f5e2cSLuis R. Rodriguez REG_READ(ah, AR_PHY_NEW_ADC_DC_GAIN_CORR(0)) | 310795f5e2cSLuis R. Rodriguez AR_PHY_NEW_ADC_GAIN_CORR_ENABLE); 311795f5e2cSLuis R. Rodriguez } 312795f5e2cSLuis R. Rodriguez 313795f5e2cSLuis R. Rodriguez static void ar9002_hw_adc_dccal_calibrate(struct ath_hw *ah, u8 numChains) 314795f5e2cSLuis R. Rodriguez { 315795f5e2cSLuis R. Rodriguez struct ath_common *common = ath9k_hw_common(ah); 316795f5e2cSLuis R. Rodriguez u32 iOddMeasOffset, iEvenMeasOffset, val, i; 317795f5e2cSLuis R. Rodriguez int32_t qOddMeasOffset, qEvenMeasOffset, qDcMismatch, iDcMismatch; 318795f5e2cSLuis R. Rodriguez const struct ath9k_percal_data *calData = 319795f5e2cSLuis R. Rodriguez ah->cal_list_curr->calData; 320795f5e2cSLuis R. Rodriguez u32 numSamples = 321795f5e2cSLuis R. Rodriguez (1 << (calData->calCountMax + 5)) * calData->calNumSamples; 322795f5e2cSLuis R. Rodriguez 323795f5e2cSLuis R. Rodriguez for (i = 0; i < numChains; i++) { 324795f5e2cSLuis R. Rodriguez iOddMeasOffset = ah->totalAdcDcOffsetIOddPhase[i]; 325795f5e2cSLuis R. Rodriguez iEvenMeasOffset = ah->totalAdcDcOffsetIEvenPhase[i]; 326795f5e2cSLuis R. Rodriguez qOddMeasOffset = ah->totalAdcDcOffsetQOddPhase[i]; 327795f5e2cSLuis R. Rodriguez qEvenMeasOffset = ah->totalAdcDcOffsetQEvenPhase[i]; 328795f5e2cSLuis R. Rodriguez 329d2182b69SJoe Perches ath_dbg(common, CALIBRATE, 330795f5e2cSLuis R. Rodriguez "Starting ADC DC Offset Cal for Chain %d\n", i); 331795f5e2cSLuis R. Rodriguez 332d2182b69SJoe Perches ath_dbg(common, CALIBRATE, "Chn %d pwr_meas_odd_i = %d\n", 333d2182b69SJoe Perches i, iOddMeasOffset); 334d2182b69SJoe Perches ath_dbg(common, CALIBRATE, "Chn %d pwr_meas_even_i = %d\n", 335d2182b69SJoe Perches i, iEvenMeasOffset); 336d2182b69SJoe Perches ath_dbg(common, CALIBRATE, "Chn %d pwr_meas_odd_q = %d\n", 337d2182b69SJoe Perches i, qOddMeasOffset); 338d2182b69SJoe Perches ath_dbg(common, CALIBRATE, "Chn %d pwr_meas_even_q = %d\n", 339d2182b69SJoe Perches i, qEvenMeasOffset); 340795f5e2cSLuis R. Rodriguez 341795f5e2cSLuis R. Rodriguez iDcMismatch = (((iEvenMeasOffset - iOddMeasOffset) * 2) / 342795f5e2cSLuis R. Rodriguez numSamples) & 0x1ff; 343795f5e2cSLuis R. Rodriguez qDcMismatch = (((qOddMeasOffset - qEvenMeasOffset) * 2) / 344795f5e2cSLuis R. Rodriguez numSamples) & 0x1ff; 345795f5e2cSLuis R. Rodriguez 346d2182b69SJoe Perches ath_dbg(common, CALIBRATE, 347d2182b69SJoe Perches "Chn %d dc_offset_mismatch_i = 0x%08x\n", 348d2182b69SJoe Perches i, iDcMismatch); 349d2182b69SJoe Perches ath_dbg(common, CALIBRATE, 350d2182b69SJoe Perches "Chn %d dc_offset_mismatch_q = 0x%08x\n", 351d2182b69SJoe Perches i, qDcMismatch); 352795f5e2cSLuis R. Rodriguez 353795f5e2cSLuis R. Rodriguez val = REG_READ(ah, AR_PHY_NEW_ADC_DC_GAIN_CORR(i)); 354795f5e2cSLuis R. Rodriguez val &= 0xc0000fff; 355795f5e2cSLuis R. Rodriguez val |= (qDcMismatch << 12) | (iDcMismatch << 21); 356795f5e2cSLuis R. Rodriguez REG_WRITE(ah, AR_PHY_NEW_ADC_DC_GAIN_CORR(i), val); 357795f5e2cSLuis R. Rodriguez 358d2182b69SJoe Perches ath_dbg(common, CALIBRATE, 359795f5e2cSLuis R. Rodriguez "ADC DC Offset Cal done for Chain %d\n", i); 360795f5e2cSLuis R. Rodriguez } 361795f5e2cSLuis R. Rodriguez 362795f5e2cSLuis R. Rodriguez REG_WRITE(ah, AR_PHY_NEW_ADC_DC_GAIN_CORR(0), 363795f5e2cSLuis R. Rodriguez REG_READ(ah, AR_PHY_NEW_ADC_DC_GAIN_CORR(0)) | 364795f5e2cSLuis R. Rodriguez AR_PHY_NEW_ADC_DC_OFFSET_CORR_ENABLE); 365795f5e2cSLuis R. Rodriguez } 366795f5e2cSLuis R. Rodriguez 367795f5e2cSLuis R. Rodriguez static void ar9287_hw_olc_temp_compensation(struct ath_hw *ah) 368795f5e2cSLuis R. Rodriguez { 369795f5e2cSLuis R. Rodriguez u32 rddata; 370795f5e2cSLuis R. Rodriguez int32_t delta, currPDADC, slope; 371795f5e2cSLuis R. Rodriguez 372795f5e2cSLuis R. Rodriguez rddata = REG_READ(ah, AR_PHY_TX_PWRCTRL4); 373795f5e2cSLuis R. Rodriguez currPDADC = MS(rddata, AR_PHY_TX_PWRCTRL_PD_AVG_OUT); 374795f5e2cSLuis R. Rodriguez 375795f5e2cSLuis R. Rodriguez if (ah->initPDADC == 0 || currPDADC == 0) { 376795f5e2cSLuis R. Rodriguez /* 377795f5e2cSLuis R. Rodriguez * Zero value indicates that no frames have been transmitted 378795f5e2cSLuis R. Rodriguez * yet, can't do temperature compensation until frames are 379795f5e2cSLuis R. Rodriguez * transmitted. 380795f5e2cSLuis R. Rodriguez */ 381795f5e2cSLuis R. Rodriguez return; 382795f5e2cSLuis R. Rodriguez } else { 383795f5e2cSLuis R. Rodriguez slope = ah->eep_ops->get_eeprom(ah, EEP_TEMPSENSE_SLOPE); 384795f5e2cSLuis R. Rodriguez 385795f5e2cSLuis R. Rodriguez if (slope == 0) { /* to avoid divide by zero case */ 386795f5e2cSLuis R. Rodriguez delta = 0; 387795f5e2cSLuis R. Rodriguez } else { 388795f5e2cSLuis R. Rodriguez delta = ((currPDADC - ah->initPDADC)*4) / slope; 389795f5e2cSLuis R. Rodriguez } 390795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, AR_PHY_CH0_TX_PWRCTRL11, 391795f5e2cSLuis R. Rodriguez AR_PHY_TX_PWRCTRL_OLPC_TEMP_COMP, delta); 392795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, AR_PHY_CH1_TX_PWRCTRL11, 393795f5e2cSLuis R. Rodriguez AR_PHY_TX_PWRCTRL_OLPC_TEMP_COMP, delta); 394795f5e2cSLuis R. Rodriguez } 395795f5e2cSLuis R. Rodriguez } 396795f5e2cSLuis R. Rodriguez 397795f5e2cSLuis R. Rodriguez static void ar9280_hw_olc_temp_compensation(struct ath_hw *ah) 398795f5e2cSLuis R. Rodriguez { 399795f5e2cSLuis R. Rodriguez u32 rddata, i; 400795f5e2cSLuis R. Rodriguez int delta, currPDADC, regval; 401795f5e2cSLuis R. Rodriguez 402795f5e2cSLuis R. Rodriguez rddata = REG_READ(ah, AR_PHY_TX_PWRCTRL4); 403795f5e2cSLuis R. Rodriguez currPDADC = MS(rddata, AR_PHY_TX_PWRCTRL_PD_AVG_OUT); 404795f5e2cSLuis R. Rodriguez 405795f5e2cSLuis R. Rodriguez if (ah->initPDADC == 0 || currPDADC == 0) 406795f5e2cSLuis R. Rodriguez return; 407795f5e2cSLuis R. Rodriguez 408795f5e2cSLuis R. Rodriguez if (ah->eep_ops->get_eeprom(ah, EEP_DAC_HPWR_5G)) 409795f5e2cSLuis R. Rodriguez delta = (currPDADC - ah->initPDADC + 4) / 8; 410795f5e2cSLuis R. Rodriguez else 411795f5e2cSLuis R. Rodriguez delta = (currPDADC - ah->initPDADC + 5) / 10; 412795f5e2cSLuis R. Rodriguez 413795f5e2cSLuis R. Rodriguez if (delta != ah->PDADCdelta) { 414795f5e2cSLuis R. Rodriguez ah->PDADCdelta = delta; 415795f5e2cSLuis R. Rodriguez for (i = 1; i < AR9280_TX_GAIN_TABLE_SIZE; i++) { 416795f5e2cSLuis R. Rodriguez regval = ah->originalGain[i] - delta; 417795f5e2cSLuis R. Rodriguez if (regval < 0) 418795f5e2cSLuis R. Rodriguez regval = 0; 419795f5e2cSLuis R. Rodriguez 420795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, 421795f5e2cSLuis R. Rodriguez AR_PHY_TX_GAIN_TBL1 + i * 4, 422795f5e2cSLuis R. Rodriguez AR_PHY_TX_GAIN, regval); 423795f5e2cSLuis R. Rodriguez } 424795f5e2cSLuis R. Rodriguez } 425795f5e2cSLuis R. Rodriguez } 426795f5e2cSLuis R. Rodriguez 427795f5e2cSLuis R. Rodriguez static void ar9271_hw_pa_cal(struct ath_hw *ah, bool is_reset) 428795f5e2cSLuis R. Rodriguez { 429795f5e2cSLuis R. Rodriguez u32 regVal; 430795f5e2cSLuis R. Rodriguez unsigned int i; 431795f5e2cSLuis R. Rodriguez u32 regList[][2] = { 4328d1cbdefSOleksij Rempel { AR9285_AN_TOP3, 0 }, 4338d1cbdefSOleksij Rempel { AR9285_AN_RXTXBB1, 0 }, 4348d1cbdefSOleksij Rempel { AR9285_AN_RF2G1, 0 }, 4358d1cbdefSOleksij Rempel { AR9285_AN_RF2G2, 0 }, 4368d1cbdefSOleksij Rempel { AR9285_AN_TOP2, 0 }, 4378d1cbdefSOleksij Rempel { AR9285_AN_RF2G8, 0 }, 4388d1cbdefSOleksij Rempel { AR9285_AN_RF2G7, 0 }, 4398d1cbdefSOleksij Rempel { AR9285_AN_RF2G3, 0 }, 440795f5e2cSLuis R. Rodriguez }; 441795f5e2cSLuis R. Rodriguez 44203822782SOleksij Rempel REG_READ_ARRAY(ah, regList, ARRAY_SIZE(regList)); 443795f5e2cSLuis R. Rodriguez 44493442c85SOleksij Rempel ENABLE_REG_RMW_BUFFER(ah); 4450202a553SOleksij Rempel /* 7834, b1=0 */ 4460202a553SOleksij Rempel REG_CLR_BIT(ah, AR9285_AN_RF2G6, 1 << 0); 4470202a553SOleksij Rempel /* 9808, b27=1 */ 4480202a553SOleksij Rempel REG_SET_BIT(ah, 0x9808, 1 << 27); 449795f5e2cSLuis R. Rodriguez /* 786c,b23,1, pwddac=1 */ 4500202a553SOleksij Rempel REG_SET_BIT(ah, AR9285_AN_TOP3, AR9285_AN_TOP3_PWDDAC); 451795f5e2cSLuis R. Rodriguez /* 7854, b5,1, pdrxtxbb=1 */ 4520202a553SOleksij Rempel REG_SET_BIT(ah, AR9285_AN_RXTXBB1, AR9285_AN_RXTXBB1_PDRXTXBB1); 453795f5e2cSLuis R. Rodriguez /* 7854, b7,1, pdv2i=1 */ 4540202a553SOleksij Rempel REG_SET_BIT(ah, AR9285_AN_RXTXBB1, AR9285_AN_RXTXBB1_PDV2I); 455795f5e2cSLuis R. Rodriguez /* 7854, b8,1, pddacinterface=1 */ 4560202a553SOleksij Rempel REG_SET_BIT(ah, AR9285_AN_RXTXBB1, AR9285_AN_RXTXBB1_PDDACIF); 457795f5e2cSLuis R. Rodriguez /* 7824,b12,0, offcal=0 */ 4580202a553SOleksij Rempel REG_CLR_BIT(ah, AR9285_AN_RF2G2, AR9285_AN_RF2G2_OFFCAL); 459795f5e2cSLuis R. Rodriguez /* 7838, b1,0, pwddb=0 */ 4600202a553SOleksij Rempel REG_CLR_BIT(ah, AR9285_AN_RF2G7, AR9285_AN_RF2G7_PWDDB); 461795f5e2cSLuis R. Rodriguez /* 7820,b11,0, enpacal=0 */ 4620202a553SOleksij Rempel REG_CLR_BIT(ah, AR9285_AN_RF2G1, AR9285_AN_RF2G1_ENPACAL); 463795f5e2cSLuis R. Rodriguez /* 7820,b25,1, pdpadrv1=0 */ 4640202a553SOleksij Rempel REG_CLR_BIT(ah, AR9285_AN_RF2G1, AR9285_AN_RF2G1_PDPADRV1); 465795f5e2cSLuis R. Rodriguez /* 7820,b24,0, pdpadrv2=0 */ 4660202a553SOleksij Rempel REG_CLR_BIT(ah, AR9285_AN_RF2G1, AR9285_AN_RF2G1_PDPADRV2); 467795f5e2cSLuis R. Rodriguez /* 7820,b23,0, pdpaout=0 */ 4680202a553SOleksij Rempel REG_CLR_BIT(ah, AR9285_AN_RF2G1, AR9285_AN_RF2G1_PDPAOUT); 469795f5e2cSLuis R. Rodriguez /* 783c,b14-16,7, padrvgn2tab_0=7 */ 470795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, AR9285_AN_RF2G8, AR9285_AN_RF2G8_PADRVGN2TAB0, 7); 471795f5e2cSLuis R. Rodriguez /* 472795f5e2cSLuis R. Rodriguez * 7838,b29-31,0, padrvgn1tab_0=0 473795f5e2cSLuis R. Rodriguez * does not matter since we turn it off 474795f5e2cSLuis R. Rodriguez */ 475795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, AR9285_AN_RF2G7, AR9285_AN_RF2G7_PADRVGN2TAB0, 0); 4768d1cbdefSOleksij Rempel /* 7828, b0-11, ccom=fff */ 477795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, AR9285_AN_RF2G3, AR9271_AN_RF2G3_CCOMP, 0xfff); 47893442c85SOleksij Rempel REG_RMW_BUFFER_FLUSH(ah); 479795f5e2cSLuis R. Rodriguez 480795f5e2cSLuis R. Rodriguez /* Set: 481795f5e2cSLuis R. Rodriguez * localmode=1,bmode=1,bmoderxtx=1,synthon=1, 482795f5e2cSLuis R. Rodriguez * txon=1,paon=1,oscon=1,synthon_force=1 483795f5e2cSLuis R. Rodriguez */ 484795f5e2cSLuis R. Rodriguez REG_WRITE(ah, AR9285_AN_TOP2, 0xca0358a0); 485795f5e2cSLuis R. Rodriguez udelay(30); 486795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, AR9285_AN_RF2G6, AR9271_AN_RF2G6_OFFS, 0); 487795f5e2cSLuis R. Rodriguez 488795f5e2cSLuis R. Rodriguez /* find off_6_1; */ 489795f5e2cSLuis R. Rodriguez for (i = 6; i > 0; i--) { 4908d1cbdefSOleksij Rempel regVal = REG_READ(ah, AR9285_AN_RF2G6); 491795f5e2cSLuis R. Rodriguez regVal |= (1 << (20 + i)); 4928d1cbdefSOleksij Rempel REG_WRITE(ah, AR9285_AN_RF2G6, regVal); 493795f5e2cSLuis R. Rodriguez udelay(1); 494795f5e2cSLuis R. Rodriguez /* regVal = REG_READ(ah, 0x7834); */ 495795f5e2cSLuis R. Rodriguez regVal &= (~(0x1 << (20 + i))); 4968d1cbdefSOleksij Rempel regVal |= (MS(REG_READ(ah, AR9285_AN_RF2G9), 4978d1cbdefSOleksij Rempel AR9285_AN_RXTXBB1_SPARE9) 498795f5e2cSLuis R. Rodriguez << (20 + i)); 4998d1cbdefSOleksij Rempel REG_WRITE(ah, AR9285_AN_RF2G6, regVal); 500795f5e2cSLuis R. Rodriguez } 501795f5e2cSLuis R. Rodriguez 502795f5e2cSLuis R. Rodriguez regVal = (regVal >> 20) & 0x7f; 503795f5e2cSLuis R. Rodriguez 504795f5e2cSLuis R. Rodriguez /* Update PA cal info */ 505795f5e2cSLuis R. Rodriguez if ((!is_reset) && (ah->pacal_info.prev_offset == regVal)) { 506795f5e2cSLuis R. Rodriguez if (ah->pacal_info.max_skipcount < MAX_PACAL_SKIPCOUNT) 507795f5e2cSLuis R. Rodriguez ah->pacal_info.max_skipcount = 508795f5e2cSLuis R. Rodriguez 2 * ah->pacal_info.max_skipcount; 509795f5e2cSLuis R. Rodriguez ah->pacal_info.skipcount = ah->pacal_info.max_skipcount; 510795f5e2cSLuis R. Rodriguez } else { 511795f5e2cSLuis R. Rodriguez ah->pacal_info.max_skipcount = 1; 512795f5e2cSLuis R. Rodriguez ah->pacal_info.skipcount = 0; 513795f5e2cSLuis R. Rodriguez ah->pacal_info.prev_offset = regVal; 514795f5e2cSLuis R. Rodriguez } 515795f5e2cSLuis R. Rodriguez 5160202a553SOleksij Rempel 51793442c85SOleksij Rempel ENABLE_REG_RMW_BUFFER(ah); 5180202a553SOleksij Rempel /* 7834, b1=1 */ 5190202a553SOleksij Rempel REG_SET_BIT(ah, AR9285_AN_RF2G6, 1 << 0); 5200202a553SOleksij Rempel /* 9808, b27=0 */ 5210202a553SOleksij Rempel REG_CLR_BIT(ah, 0x9808, 1 << 27); 52293442c85SOleksij Rempel REG_RMW_BUFFER_FLUSH(ah); 5230202a553SOleksij Rempel 5247d0d0df0SSujith ENABLE_REGWRITE_BUFFER(ah); 525795f5e2cSLuis R. Rodriguez for (i = 0; i < ARRAY_SIZE(regList); i++) 526795f5e2cSLuis R. Rodriguez REG_WRITE(ah, regList[i][0], regList[i][1]); 5277d0d0df0SSujith 5287d0d0df0SSujith REGWRITE_BUFFER_FLUSH(ah); 529795f5e2cSLuis R. Rodriguez } 530795f5e2cSLuis R. Rodriguez 531795f5e2cSLuis R. Rodriguez static inline void ar9285_hw_pa_cal(struct ath_hw *ah, bool is_reset) 532795f5e2cSLuis R. Rodriguez { 533795f5e2cSLuis R. Rodriguez struct ath_common *common = ath9k_hw_common(ah); 534795f5e2cSLuis R. Rodriguez u32 regVal; 535795f5e2cSLuis R. Rodriguez int i, offset, offs_6_1, offs_0; 536795f5e2cSLuis R. Rodriguez u32 ccomp_org, reg_field; 537795f5e2cSLuis R. Rodriguez u32 regList[][2] = { 538795f5e2cSLuis R. Rodriguez { 0x786c, 0 }, 539795f5e2cSLuis R. Rodriguez { 0x7854, 0 }, 540795f5e2cSLuis R. Rodriguez { 0x7820, 0 }, 541795f5e2cSLuis R. Rodriguez { 0x7824, 0 }, 542795f5e2cSLuis R. Rodriguez { 0x7868, 0 }, 543795f5e2cSLuis R. Rodriguez { 0x783c, 0 }, 544795f5e2cSLuis R. Rodriguez { 0x7838, 0 }, 545795f5e2cSLuis R. Rodriguez }; 546795f5e2cSLuis R. Rodriguez 547d2182b69SJoe Perches ath_dbg(common, CALIBRATE, "Running PA Calibration\n"); 548795f5e2cSLuis R. Rodriguez 549795f5e2cSLuis R. Rodriguez /* PA CAL is not needed for high power solution */ 550795f5e2cSLuis R. Rodriguez if (ah->eep_ops->get_eeprom(ah, EEP_TXGAIN_TYPE) == 551795f5e2cSLuis R. Rodriguez AR5416_EEP_TXGAIN_HIGH_POWER) 552795f5e2cSLuis R. Rodriguez return; 553795f5e2cSLuis R. Rodriguez 554795f5e2cSLuis R. Rodriguez for (i = 0; i < ARRAY_SIZE(regList); i++) 555795f5e2cSLuis R. Rodriguez regList[i][1] = REG_READ(ah, regList[i][0]); 556795f5e2cSLuis R. Rodriguez 557795f5e2cSLuis R. Rodriguez regVal = REG_READ(ah, 0x7834); 558795f5e2cSLuis R. Rodriguez regVal &= (~(0x1)); 559795f5e2cSLuis R. Rodriguez REG_WRITE(ah, 0x7834, regVal); 560795f5e2cSLuis R. Rodriguez regVal = REG_READ(ah, 0x9808); 561795f5e2cSLuis R. Rodriguez regVal |= (0x1 << 27); 562795f5e2cSLuis R. Rodriguez REG_WRITE(ah, 0x9808, regVal); 563795f5e2cSLuis R. Rodriguez 564795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, AR9285_AN_TOP3, AR9285_AN_TOP3_PWDDAC, 1); 565795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, AR9285_AN_RXTXBB1, AR9285_AN_RXTXBB1_PDRXTXBB1, 1); 566795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, AR9285_AN_RXTXBB1, AR9285_AN_RXTXBB1_PDV2I, 1); 567795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, AR9285_AN_RXTXBB1, AR9285_AN_RXTXBB1_PDDACIF, 1); 568795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, AR9285_AN_RF2G2, AR9285_AN_RF2G2_OFFCAL, 0); 569795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, AR9285_AN_RF2G7, AR9285_AN_RF2G7_PWDDB, 0); 570795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, AR9285_AN_RF2G1, AR9285_AN_RF2G1_ENPACAL, 0); 571795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, AR9285_AN_RF2G1, AR9285_AN_RF2G1_PDPADRV1, 0); 572795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, AR9285_AN_RF2G1, AR9285_AN_RF2G1_PDPADRV2, 0); 573795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, AR9285_AN_RF2G1, AR9285_AN_RF2G1_PDPAOUT, 0); 574795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, AR9285_AN_RF2G8, AR9285_AN_RF2G8_PADRVGN2TAB0, 7); 575795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, AR9285_AN_RF2G7, AR9285_AN_RF2G7_PADRVGN2TAB0, 0); 576795f5e2cSLuis R. Rodriguez ccomp_org = MS(REG_READ(ah, AR9285_AN_RF2G6), AR9285_AN_RF2G6_CCOMP); 577795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, AR9285_AN_RF2G6, AR9285_AN_RF2G6_CCOMP, 0xf); 578795f5e2cSLuis R. Rodriguez 579795f5e2cSLuis R. Rodriguez REG_WRITE(ah, AR9285_AN_TOP2, 0xca0358a0); 580795f5e2cSLuis R. Rodriguez udelay(30); 581795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, AR9285_AN_RF2G6, AR9285_AN_RF2G6_OFFS, 0); 582795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, AR9285_AN_RF2G3, AR9285_AN_RF2G3_PDVCCOMP, 0); 583795f5e2cSLuis R. Rodriguez 584795f5e2cSLuis R. Rodriguez for (i = 6; i > 0; i--) { 585795f5e2cSLuis R. Rodriguez regVal = REG_READ(ah, 0x7834); 586795f5e2cSLuis R. Rodriguez regVal |= (1 << (19 + i)); 587795f5e2cSLuis R. Rodriguez REG_WRITE(ah, 0x7834, regVal); 588795f5e2cSLuis R. Rodriguez udelay(1); 589795f5e2cSLuis R. Rodriguez regVal = REG_READ(ah, 0x7834); 590795f5e2cSLuis R. Rodriguez regVal &= (~(0x1 << (19 + i))); 591795f5e2cSLuis R. Rodriguez reg_field = MS(REG_READ(ah, 0x7840), AR9285_AN_RXTXBB1_SPARE9); 592795f5e2cSLuis R. Rodriguez regVal |= (reg_field << (19 + i)); 593795f5e2cSLuis R. Rodriguez REG_WRITE(ah, 0x7834, regVal); 594795f5e2cSLuis R. Rodriguez } 595795f5e2cSLuis R. Rodriguez 596795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, AR9285_AN_RF2G3, AR9285_AN_RF2G3_PDVCCOMP, 1); 597795f5e2cSLuis R. Rodriguez udelay(1); 598795f5e2cSLuis R. Rodriguez reg_field = MS(REG_READ(ah, AR9285_AN_RF2G9), AR9285_AN_RXTXBB1_SPARE9); 599795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, AR9285_AN_RF2G3, AR9285_AN_RF2G3_PDVCCOMP, reg_field); 600795f5e2cSLuis R. Rodriguez offs_6_1 = MS(REG_READ(ah, AR9285_AN_RF2G6), AR9285_AN_RF2G6_OFFS); 601795f5e2cSLuis R. Rodriguez offs_0 = MS(REG_READ(ah, AR9285_AN_RF2G3), AR9285_AN_RF2G3_PDVCCOMP); 602795f5e2cSLuis R. Rodriguez 603795f5e2cSLuis R. Rodriguez offset = (offs_6_1<<1) | offs_0; 604795f5e2cSLuis R. Rodriguez offset = offset - 0; 605795f5e2cSLuis R. Rodriguez offs_6_1 = offset>>1; 606795f5e2cSLuis R. Rodriguez offs_0 = offset & 1; 607795f5e2cSLuis R. Rodriguez 608795f5e2cSLuis R. Rodriguez if ((!is_reset) && (ah->pacal_info.prev_offset == offset)) { 609795f5e2cSLuis R. Rodriguez if (ah->pacal_info.max_skipcount < MAX_PACAL_SKIPCOUNT) 610795f5e2cSLuis R. Rodriguez ah->pacal_info.max_skipcount = 611795f5e2cSLuis R. Rodriguez 2 * ah->pacal_info.max_skipcount; 612795f5e2cSLuis R. Rodriguez ah->pacal_info.skipcount = ah->pacal_info.max_skipcount; 613795f5e2cSLuis R. Rodriguez } else { 614795f5e2cSLuis R. Rodriguez ah->pacal_info.max_skipcount = 1; 615795f5e2cSLuis R. Rodriguez ah->pacal_info.skipcount = 0; 616795f5e2cSLuis R. Rodriguez ah->pacal_info.prev_offset = offset; 617795f5e2cSLuis R. Rodriguez } 618795f5e2cSLuis R. Rodriguez 619795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, AR9285_AN_RF2G6, AR9285_AN_RF2G6_OFFS, offs_6_1); 620795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, AR9285_AN_RF2G3, AR9285_AN_RF2G3_PDVCCOMP, offs_0); 621795f5e2cSLuis R. Rodriguez 622795f5e2cSLuis R. Rodriguez regVal = REG_READ(ah, 0x7834); 623795f5e2cSLuis R. Rodriguez regVal |= 0x1; 624795f5e2cSLuis R. Rodriguez REG_WRITE(ah, 0x7834, regVal); 625795f5e2cSLuis R. Rodriguez regVal = REG_READ(ah, 0x9808); 626795f5e2cSLuis R. Rodriguez regVal &= (~(0x1 << 27)); 627795f5e2cSLuis R. Rodriguez REG_WRITE(ah, 0x9808, regVal); 628795f5e2cSLuis R. Rodriguez 629795f5e2cSLuis R. Rodriguez for (i = 0; i < ARRAY_SIZE(regList); i++) 630795f5e2cSLuis R. Rodriguez REG_WRITE(ah, regList[i][0], regList[i][1]); 631795f5e2cSLuis R. Rodriguez 632795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, AR9285_AN_RF2G6, AR9285_AN_RF2G6_CCOMP, ccomp_org); 633795f5e2cSLuis R. Rodriguez } 634795f5e2cSLuis R. Rodriguez 635795f5e2cSLuis R. Rodriguez static void ar9002_hw_pa_cal(struct ath_hw *ah, bool is_reset) 636795f5e2cSLuis R. Rodriguez { 637795f5e2cSLuis R. Rodriguez if (AR_SREV_9271(ah)) { 638795f5e2cSLuis R. Rodriguez if (is_reset || !ah->pacal_info.skipcount) 639795f5e2cSLuis R. Rodriguez ar9271_hw_pa_cal(ah, is_reset); 640795f5e2cSLuis R. Rodriguez else 641795f5e2cSLuis R. Rodriguez ah->pacal_info.skipcount--; 642e17f83eaSFelix Fietkau } else if (AR_SREV_9285_12_OR_LATER(ah)) { 643795f5e2cSLuis R. Rodriguez if (is_reset || !ah->pacal_info.skipcount) 644795f5e2cSLuis R. Rodriguez ar9285_hw_pa_cal(ah, is_reset); 645795f5e2cSLuis R. Rodriguez else 646795f5e2cSLuis R. Rodriguez ah->pacal_info.skipcount--; 647795f5e2cSLuis R. Rodriguez } 648795f5e2cSLuis R. Rodriguez } 649795f5e2cSLuis R. Rodriguez 650795f5e2cSLuis R. Rodriguez static void ar9002_hw_olc_temp_compensation(struct ath_hw *ah) 651795f5e2cSLuis R. Rodriguez { 652795f5e2cSLuis R. Rodriguez if (OLC_FOR_AR9287_10_LATER) 653795f5e2cSLuis R. Rodriguez ar9287_hw_olc_temp_compensation(ah); 654795f5e2cSLuis R. Rodriguez else if (OLC_FOR_AR9280_20_LATER) 655795f5e2cSLuis R. Rodriguez ar9280_hw_olc_temp_compensation(ah); 656795f5e2cSLuis R. Rodriguez } 657795f5e2cSLuis R. Rodriguez 6587b8aaeadSFelix Fietkau static int ar9002_hw_calibrate(struct ath_hw *ah, struct ath9k_channel *chan, 6597b8aaeadSFelix Fietkau u8 rxchainmask, bool longcal) 660795f5e2cSLuis R. Rodriguez { 661795f5e2cSLuis R. Rodriguez struct ath9k_cal_list *currCal = ah->cal_list_curr; 6626339244bSFelix Fietkau bool nfcal, nfcal_pending = false, percal_pending; 6637b8aaeadSFelix Fietkau int ret; 664795f5e2cSLuis R. Rodriguez 6654254bc1cSFelix Fietkau nfcal = !!(REG_READ(ah, AR_PHY_AGC_CONTROL) & AR_PHY_AGC_CONTROL_NF); 6664254bc1cSFelix Fietkau if (ah->caldata) 6674b9b42bfSSujith Manoharan nfcal_pending = test_bit(NFCAL_PENDING, &ah->caldata->cal_flags); 6684254bc1cSFelix Fietkau 6696339244bSFelix Fietkau percal_pending = (currCal && 670795f5e2cSLuis R. Rodriguez (currCal->calState == CAL_RUNNING || 6716339244bSFelix Fietkau currCal->calState == CAL_WAITING)); 672795f5e2cSLuis R. Rodriguez 6736339244bSFelix Fietkau if (percal_pending && !nfcal) { 6746339244bSFelix Fietkau if (!ar9002_hw_per_calibration(ah, chan, rxchainmask, currCal)) 6756339244bSFelix Fietkau return 0; 6766339244bSFelix Fietkau 6776339244bSFelix Fietkau ah->cal_list_curr = currCal = currCal->calNext; 6783a69dd36SFelix Fietkau if (currCal->calState == CAL_WAITING) 679795f5e2cSLuis R. Rodriguez ath9k_hw_reset_calibration(ah, currCal); 6803a69dd36SFelix Fietkau 6816339244bSFelix Fietkau return 0; 682795f5e2cSLuis R. Rodriguez } 683795f5e2cSLuis R. Rodriguez 684795f5e2cSLuis R. Rodriguez /* Do NF cal only at longer intervals */ 6854254bc1cSFelix Fietkau if (longcal || nfcal_pending) { 686795f5e2cSLuis R. Rodriguez /* 687795f5e2cSLuis R. Rodriguez * Get the value from the previous NF cal and update 688795f5e2cSLuis R. Rodriguez * history buffer. 689795f5e2cSLuis R. Rodriguez */ 6904254bc1cSFelix Fietkau if (ath9k_hw_getnf(ah, chan)) { 691795f5e2cSLuis R. Rodriguez /* 6924254bc1cSFelix Fietkau * Load the NF from history buffer of the current 6934254bc1cSFelix Fietkau * channel. 6944254bc1cSFelix Fietkau * NF is slow time-variant, so it is OK to use a 6954254bc1cSFelix Fietkau * historical value. 696795f5e2cSLuis R. Rodriguez */ 6977b8aaeadSFelix Fietkau ret = ath9k_hw_loadnf(ah, ah->curchan); 6987b8aaeadSFelix Fietkau if (ret < 0) 6997b8aaeadSFelix Fietkau return ret; 7004254bc1cSFelix Fietkau } 701795f5e2cSLuis R. Rodriguez 702811ea256SRajkumar Manoharan if (longcal) { 70300c86590SFelix Fietkau ath9k_hw_start_nfcal(ah, false); 704811ea256SRajkumar Manoharan /* Do periodic PAOffset Cal */ 705811ea256SRajkumar Manoharan ar9002_hw_pa_cal(ah, false); 706811ea256SRajkumar Manoharan ar9002_hw_olc_temp_compensation(ah); 707811ea256SRajkumar Manoharan } 708795f5e2cSLuis R. Rodriguez } 709795f5e2cSLuis R. Rodriguez 7106339244bSFelix Fietkau return !percal_pending; 711795f5e2cSLuis R. Rodriguez } 712795f5e2cSLuis R. Rodriguez 713795f5e2cSLuis R. Rodriguez /* Carrier leakage Calibration fix */ 714795f5e2cSLuis R. Rodriguez static bool ar9285_hw_cl_cal(struct ath_hw *ah, struct ath9k_channel *chan) 715795f5e2cSLuis R. Rodriguez { 716795f5e2cSLuis R. Rodriguez struct ath_common *common = ath9k_hw_common(ah); 717795f5e2cSLuis R. Rodriguez 718795f5e2cSLuis R. Rodriguez REG_SET_BIT(ah, AR_PHY_CL_CAL_CTL, AR_PHY_CL_CAL_ENABLE); 719795f5e2cSLuis R. Rodriguez if (IS_CHAN_HT20(chan)) { 720795f5e2cSLuis R. Rodriguez REG_SET_BIT(ah, AR_PHY_CL_CAL_CTL, AR_PHY_PARALLEL_CAL_ENABLE); 721795f5e2cSLuis R. Rodriguez REG_SET_BIT(ah, AR_PHY_TURBO, AR_PHY_FC_DYN2040_EN); 722795f5e2cSLuis R. Rodriguez REG_CLR_BIT(ah, AR_PHY_AGC_CONTROL, 723795f5e2cSLuis R. Rodriguez AR_PHY_AGC_CONTROL_FLTR_CAL); 724795f5e2cSLuis R. Rodriguez REG_CLR_BIT(ah, AR_PHY_TPCRG1, AR_PHY_TPCRG1_PD_CAL_ENABLE); 725795f5e2cSLuis R. Rodriguez REG_SET_BIT(ah, AR_PHY_AGC_CONTROL, AR_PHY_AGC_CONTROL_CAL); 726795f5e2cSLuis R. Rodriguez if (!ath9k_hw_wait(ah, AR_PHY_AGC_CONTROL, 727795f5e2cSLuis R. Rodriguez AR_PHY_AGC_CONTROL_CAL, 0, AH_WAIT_TIMEOUT)) { 728d2182b69SJoe Perches ath_dbg(common, CALIBRATE, 72905005c5fSRobert Shade "offset calibration failed to complete in %d ms; noisy environment?\n", 73005005c5fSRobert Shade AH_WAIT_TIMEOUT / 1000); 731795f5e2cSLuis R. Rodriguez return false; 732795f5e2cSLuis R. Rodriguez } 733795f5e2cSLuis R. Rodriguez REG_CLR_BIT(ah, AR_PHY_TURBO, AR_PHY_FC_DYN2040_EN); 734795f5e2cSLuis R. Rodriguez REG_CLR_BIT(ah, AR_PHY_CL_CAL_CTL, AR_PHY_PARALLEL_CAL_ENABLE); 735795f5e2cSLuis R. Rodriguez REG_CLR_BIT(ah, AR_PHY_CL_CAL_CTL, AR_PHY_CL_CAL_ENABLE); 736795f5e2cSLuis R. Rodriguez } 737795f5e2cSLuis R. Rodriguez REG_CLR_BIT(ah, AR_PHY_ADC_CTL, AR_PHY_ADC_CTL_OFF_PWDADC); 738795f5e2cSLuis R. Rodriguez REG_SET_BIT(ah, AR_PHY_AGC_CONTROL, AR_PHY_AGC_CONTROL_FLTR_CAL); 739795f5e2cSLuis R. Rodriguez REG_SET_BIT(ah, AR_PHY_TPCRG1, AR_PHY_TPCRG1_PD_CAL_ENABLE); 740795f5e2cSLuis R. Rodriguez REG_SET_BIT(ah, AR_PHY_AGC_CONTROL, AR_PHY_AGC_CONTROL_CAL); 741795f5e2cSLuis R. Rodriguez if (!ath9k_hw_wait(ah, AR_PHY_AGC_CONTROL, AR_PHY_AGC_CONTROL_CAL, 742795f5e2cSLuis R. Rodriguez 0, AH_WAIT_TIMEOUT)) { 743d2182b69SJoe Perches ath_dbg(common, CALIBRATE, 74405005c5fSRobert Shade "offset calibration failed to complete in %d ms; noisy environment?\n", 74505005c5fSRobert Shade AH_WAIT_TIMEOUT / 1000); 746795f5e2cSLuis R. Rodriguez return false; 747795f5e2cSLuis R. Rodriguez } 748795f5e2cSLuis R. Rodriguez 749795f5e2cSLuis R. Rodriguez REG_SET_BIT(ah, AR_PHY_ADC_CTL, AR_PHY_ADC_CTL_OFF_PWDADC); 750795f5e2cSLuis R. Rodriguez REG_CLR_BIT(ah, AR_PHY_CL_CAL_CTL, AR_PHY_CL_CAL_ENABLE); 751795f5e2cSLuis R. Rodriguez REG_CLR_BIT(ah, AR_PHY_AGC_CONTROL, AR_PHY_AGC_CONTROL_FLTR_CAL); 752795f5e2cSLuis R. Rodriguez 753795f5e2cSLuis R. Rodriguez return true; 754795f5e2cSLuis R. Rodriguez } 755795f5e2cSLuis R. Rodriguez 756795f5e2cSLuis R. Rodriguez static bool ar9285_hw_clc(struct ath_hw *ah, struct ath9k_channel *chan) 757795f5e2cSLuis R. Rodriguez { 758795f5e2cSLuis R. Rodriguez int i; 759795f5e2cSLuis R. Rodriguez u_int32_t txgain_max; 760795f5e2cSLuis R. Rodriguez u_int32_t clc_gain, gain_mask = 0, clc_num = 0; 761795f5e2cSLuis R. Rodriguez u_int32_t reg_clc_I0, reg_clc_Q0; 762795f5e2cSLuis R. Rodriguez u_int32_t i0_num = 0; 763795f5e2cSLuis R. Rodriguez u_int32_t q0_num = 0; 764795f5e2cSLuis R. Rodriguez u_int32_t total_num = 0; 765795f5e2cSLuis R. Rodriguez u_int32_t reg_rf2g5_org; 766795f5e2cSLuis R. Rodriguez bool retv = true; 767795f5e2cSLuis R. Rodriguez 768795f5e2cSLuis R. Rodriguez if (!(ar9285_hw_cl_cal(ah, chan))) 769795f5e2cSLuis R. Rodriguez return false; 770795f5e2cSLuis R. Rodriguez 771795f5e2cSLuis R. Rodriguez txgain_max = MS(REG_READ(ah, AR_PHY_TX_PWRCTRL7), 772795f5e2cSLuis R. Rodriguez AR_PHY_TX_PWRCTRL_TX_GAIN_TAB_MAX); 773795f5e2cSLuis R. Rodriguez 774795f5e2cSLuis R. Rodriguez for (i = 0; i < (txgain_max+1); i++) { 775795f5e2cSLuis R. Rodriguez clc_gain = (REG_READ(ah, (AR_PHY_TX_GAIN_TBL1+(i<<2))) & 776795f5e2cSLuis R. Rodriguez AR_PHY_TX_GAIN_CLC) >> AR_PHY_TX_GAIN_CLC_S; 777795f5e2cSLuis R. Rodriguez if (!(gain_mask & (1 << clc_gain))) { 778795f5e2cSLuis R. Rodriguez gain_mask |= (1 << clc_gain); 779795f5e2cSLuis R. Rodriguez clc_num++; 780795f5e2cSLuis R. Rodriguez } 781795f5e2cSLuis R. Rodriguez } 782795f5e2cSLuis R. Rodriguez 783795f5e2cSLuis R. Rodriguez for (i = 0; i < clc_num; i++) { 784795f5e2cSLuis R. Rodriguez reg_clc_I0 = (REG_READ(ah, (AR_PHY_CLC_TBL1 + (i << 2))) 785795f5e2cSLuis R. Rodriguez & AR_PHY_CLC_I0) >> AR_PHY_CLC_I0_S; 786795f5e2cSLuis R. Rodriguez reg_clc_Q0 = (REG_READ(ah, (AR_PHY_CLC_TBL1 + (i << 2))) 787795f5e2cSLuis R. Rodriguez & AR_PHY_CLC_Q0) >> AR_PHY_CLC_Q0_S; 788795f5e2cSLuis R. Rodriguez if (reg_clc_I0 == 0) 789795f5e2cSLuis R. Rodriguez i0_num++; 790795f5e2cSLuis R. Rodriguez 791795f5e2cSLuis R. Rodriguez if (reg_clc_Q0 == 0) 792795f5e2cSLuis R. Rodriguez q0_num++; 793795f5e2cSLuis R. Rodriguez } 794795f5e2cSLuis R. Rodriguez total_num = i0_num + q0_num; 795795f5e2cSLuis R. Rodriguez if (total_num > AR9285_CLCAL_REDO_THRESH) { 796795f5e2cSLuis R. Rodriguez reg_rf2g5_org = REG_READ(ah, AR9285_RF2G5); 797795f5e2cSLuis R. Rodriguez if (AR_SREV_9285E_20(ah)) { 798795f5e2cSLuis R. Rodriguez REG_WRITE(ah, AR9285_RF2G5, 799795f5e2cSLuis R. Rodriguez (reg_rf2g5_org & AR9285_RF2G5_IC50TX) | 800795f5e2cSLuis R. Rodriguez AR9285_RF2G5_IC50TX_XE_SET); 801795f5e2cSLuis R. Rodriguez } else { 802795f5e2cSLuis R. Rodriguez REG_WRITE(ah, AR9285_RF2G5, 803795f5e2cSLuis R. Rodriguez (reg_rf2g5_org & AR9285_RF2G5_IC50TX) | 804795f5e2cSLuis R. Rodriguez AR9285_RF2G5_IC50TX_SET); 805795f5e2cSLuis R. Rodriguez } 806795f5e2cSLuis R. Rodriguez retv = ar9285_hw_cl_cal(ah, chan); 807795f5e2cSLuis R. Rodriguez REG_WRITE(ah, AR9285_RF2G5, reg_rf2g5_org); 808795f5e2cSLuis R. Rodriguez } 809795f5e2cSLuis R. Rodriguez return retv; 810795f5e2cSLuis R. Rodriguez } 811795f5e2cSLuis R. Rodriguez 812795f5e2cSLuis R. Rodriguez static bool ar9002_hw_init_cal(struct ath_hw *ah, struct ath9k_channel *chan) 813795f5e2cSLuis R. Rodriguez { 814795f5e2cSLuis R. Rodriguez struct ath_common *common = ath9k_hw_common(ah); 815795f5e2cSLuis R. Rodriguez 816a4d6e17dSRajkumar Manoharan if (AR_SREV_9271(ah)) { 817a4d6e17dSRajkumar Manoharan if (!ar9285_hw_cl_cal(ah, chan)) 818a4d6e17dSRajkumar Manoharan return false; 8191df85eceSAdrian Chadd } else if (AR_SREV_9285(ah) && AR_SREV_9285_12_OR_LATER(ah)) { 820795f5e2cSLuis R. Rodriguez if (!ar9285_hw_clc(ah, chan)) 821795f5e2cSLuis R. Rodriguez return false; 822795f5e2cSLuis R. Rodriguez } else { 8237a37081eSFelix Fietkau if (AR_SREV_9280_20_OR_LATER(ah)) { 824a42acef0SFelix Fietkau if (!AR_SREV_9287_11_OR_LATER(ah)) 825795f5e2cSLuis R. Rodriguez REG_CLR_BIT(ah, AR_PHY_ADC_CTL, 826795f5e2cSLuis R. Rodriguez AR_PHY_ADC_CTL_OFF_PWDADC); 827795f5e2cSLuis R. Rodriguez REG_SET_BIT(ah, AR_PHY_AGC_CONTROL, 828795f5e2cSLuis R. Rodriguez AR_PHY_AGC_CONTROL_FLTR_CAL); 829795f5e2cSLuis R. Rodriguez } 830795f5e2cSLuis R. Rodriguez 831795f5e2cSLuis R. Rodriguez /* Calibrate the AGC */ 832795f5e2cSLuis R. Rodriguez REG_WRITE(ah, AR_PHY_AGC_CONTROL, 833795f5e2cSLuis R. Rodriguez REG_READ(ah, AR_PHY_AGC_CONTROL) | 834795f5e2cSLuis R. Rodriguez AR_PHY_AGC_CONTROL_CAL); 835795f5e2cSLuis R. Rodriguez 836795f5e2cSLuis R. Rodriguez /* Poll for offset calibration complete */ 837795f5e2cSLuis R. Rodriguez if (!ath9k_hw_wait(ah, AR_PHY_AGC_CONTROL, 838795f5e2cSLuis R. Rodriguez AR_PHY_AGC_CONTROL_CAL, 839795f5e2cSLuis R. Rodriguez 0, AH_WAIT_TIMEOUT)) { 840d2182b69SJoe Perches ath_dbg(common, CALIBRATE, 84105005c5fSRobert Shade "offset calibration failed to complete in %d ms; noisy environment?\n", 84205005c5fSRobert Shade AH_WAIT_TIMEOUT / 1000); 843795f5e2cSLuis R. Rodriguez return false; 844795f5e2cSLuis R. Rodriguez } 845795f5e2cSLuis R. Rodriguez 8467a37081eSFelix Fietkau if (AR_SREV_9280_20_OR_LATER(ah)) { 847a42acef0SFelix Fietkau if (!AR_SREV_9287_11_OR_LATER(ah)) 848795f5e2cSLuis R. Rodriguez REG_SET_BIT(ah, AR_PHY_ADC_CTL, 849795f5e2cSLuis R. Rodriguez AR_PHY_ADC_CTL_OFF_PWDADC); 850795f5e2cSLuis R. Rodriguez REG_CLR_BIT(ah, AR_PHY_AGC_CONTROL, 851795f5e2cSLuis R. Rodriguez AR_PHY_AGC_CONTROL_FLTR_CAL); 852795f5e2cSLuis R. Rodriguez } 853795f5e2cSLuis R. Rodriguez } 854795f5e2cSLuis R. Rodriguez 855795f5e2cSLuis R. Rodriguez /* Do PA Calibration */ 856795f5e2cSLuis R. Rodriguez ar9002_hw_pa_cal(ah, true); 8577b89fccfSFelix Fietkau ath9k_hw_loadnf(ah, chan); 8587b89fccfSFelix Fietkau ath9k_hw_start_nfcal(ah, true); 859795f5e2cSLuis R. Rodriguez 8604254bc1cSFelix Fietkau if (ah->caldata) 8614b9b42bfSSujith Manoharan set_bit(NFCAL_PENDING, &ah->caldata->cal_flags); 8624254bc1cSFelix Fietkau 863795f5e2cSLuis R. Rodriguez ah->cal_list = ah->cal_list_last = ah->cal_list_curr = NULL; 864795f5e2cSLuis R. Rodriguez 865795f5e2cSLuis R. Rodriguez /* Enable IQ, ADC Gain and ADC DC offset CALs */ 866795f5e2cSLuis R. Rodriguez if (AR_SREV_9100(ah) || AR_SREV_9160_10_OR_LATER(ah)) { 8676497827fSFelix Fietkau ah->supp_cals = IQ_MISMATCH_CAL; 8686497827fSFelix Fietkau 86981544026SRajkumar Manoharan if (AR_SREV_9160_10_OR_LATER(ah)) 8706497827fSFelix Fietkau ah->supp_cals |= ADC_GAIN_CAL | ADC_DC_CAL; 8716497827fSFelix Fietkau 87281544026SRajkumar Manoharan if (AR_SREV_9287(ah)) 87381544026SRajkumar Manoharan ah->supp_cals &= ~ADC_GAIN_CAL; 8746497827fSFelix Fietkau 87581544026SRajkumar Manoharan if (ar9002_hw_is_cal_supported(ah, chan, ADC_GAIN_CAL)) { 876795f5e2cSLuis R. Rodriguez INIT_CAL(&ah->adcgain_caldata); 877795f5e2cSLuis R. Rodriguez INSERT_CAL(ah, &ah->adcgain_caldata); 878d2182b69SJoe Perches ath_dbg(common, CALIBRATE, 879d2182b69SJoe Perches "enabling ADC Gain Calibration\n"); 88081544026SRajkumar Manoharan } 8816497827fSFelix Fietkau 88281544026SRajkumar Manoharan if (ar9002_hw_is_cal_supported(ah, chan, ADC_DC_CAL)) { 883795f5e2cSLuis R. Rodriguez INIT_CAL(&ah->adcdc_caldata); 884795f5e2cSLuis R. Rodriguez INSERT_CAL(ah, &ah->adcdc_caldata); 885d2182b69SJoe Perches ath_dbg(common, CALIBRATE, 886d2182b69SJoe Perches "enabling ADC DC Calibration\n"); 887795f5e2cSLuis R. Rodriguez } 8886497827fSFelix Fietkau 88981544026SRajkumar Manoharan if (ar9002_hw_is_cal_supported(ah, chan, IQ_MISMATCH_CAL)) { 890795f5e2cSLuis R. Rodriguez INIT_CAL(&ah->iq_caldata); 891795f5e2cSLuis R. Rodriguez INSERT_CAL(ah, &ah->iq_caldata); 892d2182b69SJoe Perches ath_dbg(common, CALIBRATE, "enabling IQ Calibration\n"); 89381544026SRajkumar Manoharan } 894795f5e2cSLuis R. Rodriguez 895795f5e2cSLuis R. Rodriguez ah->cal_list_curr = ah->cal_list; 896795f5e2cSLuis R. Rodriguez 897795f5e2cSLuis R. Rodriguez if (ah->cal_list_curr) 898795f5e2cSLuis R. Rodriguez ath9k_hw_reset_calibration(ah, ah->cal_list_curr); 899795f5e2cSLuis R. Rodriguez } 900795f5e2cSLuis R. Rodriguez 90120bd2a09SFelix Fietkau if (ah->caldata) 90220bd2a09SFelix Fietkau ah->caldata->CalValid = 0; 903795f5e2cSLuis R. Rodriguez 904795f5e2cSLuis R. Rodriguez return true; 905795f5e2cSLuis R. Rodriguez } 906795f5e2cSLuis R. Rodriguez 907795f5e2cSLuis R. Rodriguez static const struct ath9k_percal_data iq_cal_multi_sample = { 908795f5e2cSLuis R. Rodriguez IQ_MISMATCH_CAL, 909795f5e2cSLuis R. Rodriguez MAX_CAL_SAMPLES, 910795f5e2cSLuis R. Rodriguez PER_MIN_LOG_COUNT, 911795f5e2cSLuis R. Rodriguez ar9002_hw_iqcal_collect, 912795f5e2cSLuis R. Rodriguez ar9002_hw_iqcalibrate 913795f5e2cSLuis R. Rodriguez }; 914795f5e2cSLuis R. Rodriguez static const struct ath9k_percal_data iq_cal_single_sample = { 915795f5e2cSLuis R. Rodriguez IQ_MISMATCH_CAL, 916795f5e2cSLuis R. Rodriguez MIN_CAL_SAMPLES, 917795f5e2cSLuis R. Rodriguez PER_MAX_LOG_COUNT, 918795f5e2cSLuis R. Rodriguez ar9002_hw_iqcal_collect, 919795f5e2cSLuis R. Rodriguez ar9002_hw_iqcalibrate 920795f5e2cSLuis R. Rodriguez }; 921795f5e2cSLuis R. Rodriguez static const struct ath9k_percal_data adc_gain_cal_multi_sample = { 922795f5e2cSLuis R. Rodriguez ADC_GAIN_CAL, 923795f5e2cSLuis R. Rodriguez MAX_CAL_SAMPLES, 924795f5e2cSLuis R. Rodriguez PER_MIN_LOG_COUNT, 925795f5e2cSLuis R. Rodriguez ar9002_hw_adc_gaincal_collect, 926795f5e2cSLuis R. Rodriguez ar9002_hw_adc_gaincal_calibrate 927795f5e2cSLuis R. Rodriguez }; 928795f5e2cSLuis R. Rodriguez static const struct ath9k_percal_data adc_gain_cal_single_sample = { 929795f5e2cSLuis R. Rodriguez ADC_GAIN_CAL, 930795f5e2cSLuis R. Rodriguez MIN_CAL_SAMPLES, 931795f5e2cSLuis R. Rodriguez PER_MAX_LOG_COUNT, 932795f5e2cSLuis R. Rodriguez ar9002_hw_adc_gaincal_collect, 933795f5e2cSLuis R. Rodriguez ar9002_hw_adc_gaincal_calibrate 934795f5e2cSLuis R. Rodriguez }; 935795f5e2cSLuis R. Rodriguez static const struct ath9k_percal_data adc_dc_cal_multi_sample = { 936795f5e2cSLuis R. Rodriguez ADC_DC_CAL, 937795f5e2cSLuis R. Rodriguez MAX_CAL_SAMPLES, 938795f5e2cSLuis R. Rodriguez PER_MIN_LOG_COUNT, 939795f5e2cSLuis R. Rodriguez ar9002_hw_adc_dccal_collect, 940795f5e2cSLuis R. Rodriguez ar9002_hw_adc_dccal_calibrate 941795f5e2cSLuis R. Rodriguez }; 942795f5e2cSLuis R. Rodriguez static const struct ath9k_percal_data adc_dc_cal_single_sample = { 943795f5e2cSLuis R. Rodriguez ADC_DC_CAL, 944795f5e2cSLuis R. Rodriguez MIN_CAL_SAMPLES, 945795f5e2cSLuis R. Rodriguez PER_MAX_LOG_COUNT, 946795f5e2cSLuis R. Rodriguez ar9002_hw_adc_dccal_collect, 947795f5e2cSLuis R. Rodriguez ar9002_hw_adc_dccal_calibrate 948795f5e2cSLuis R. Rodriguez }; 949795f5e2cSLuis R. Rodriguez 950795f5e2cSLuis R. Rodriguez static void ar9002_hw_init_cal_settings(struct ath_hw *ah) 951795f5e2cSLuis R. Rodriguez { 952795f5e2cSLuis R. Rodriguez if (AR_SREV_9100(ah)) { 953795f5e2cSLuis R. Rodriguez ah->iq_caldata.calData = &iq_cal_multi_sample; 954795f5e2cSLuis R. Rodriguez ah->supp_cals = IQ_MISMATCH_CAL; 955795f5e2cSLuis R. Rodriguez return; 956795f5e2cSLuis R. Rodriguez } 957795f5e2cSLuis R. Rodriguez 958795f5e2cSLuis R. Rodriguez if (AR_SREV_9160_10_OR_LATER(ah)) { 9597a37081eSFelix Fietkau if (AR_SREV_9280_20_OR_LATER(ah)) { 960795f5e2cSLuis R. Rodriguez ah->iq_caldata.calData = &iq_cal_single_sample; 961795f5e2cSLuis R. Rodriguez ah->adcgain_caldata.calData = 962795f5e2cSLuis R. Rodriguez &adc_gain_cal_single_sample; 963795f5e2cSLuis R. Rodriguez ah->adcdc_caldata.calData = 964795f5e2cSLuis R. Rodriguez &adc_dc_cal_single_sample; 965795f5e2cSLuis R. Rodriguez } else { 966795f5e2cSLuis R. Rodriguez ah->iq_caldata.calData = &iq_cal_multi_sample; 967795f5e2cSLuis R. Rodriguez ah->adcgain_caldata.calData = 968795f5e2cSLuis R. Rodriguez &adc_gain_cal_multi_sample; 969795f5e2cSLuis R. Rodriguez ah->adcdc_caldata.calData = 970795f5e2cSLuis R. Rodriguez &adc_dc_cal_multi_sample; 971795f5e2cSLuis R. Rodriguez } 972795f5e2cSLuis R. Rodriguez ah->supp_cals = ADC_GAIN_CAL | ADC_DC_CAL | IQ_MISMATCH_CAL; 97307422063SSujith Manoharan 97407422063SSujith Manoharan if (AR_SREV_9287(ah)) 97507422063SSujith Manoharan ah->supp_cals &= ~ADC_GAIN_CAL; 976795f5e2cSLuis R. Rodriguez } 977795f5e2cSLuis R. Rodriguez } 978795f5e2cSLuis R. Rodriguez 979795f5e2cSLuis R. Rodriguez void ar9002_hw_attach_calib_ops(struct ath_hw *ah) 980795f5e2cSLuis R. Rodriguez { 981795f5e2cSLuis R. Rodriguez struct ath_hw_private_ops *priv_ops = ath9k_hw_private_ops(ah); 982795f5e2cSLuis R. Rodriguez struct ath_hw_ops *ops = ath9k_hw_ops(ah); 983795f5e2cSLuis R. Rodriguez 984795f5e2cSLuis R. Rodriguez priv_ops->init_cal_settings = ar9002_hw_init_cal_settings; 985795f5e2cSLuis R. Rodriguez priv_ops->init_cal = ar9002_hw_init_cal; 986795f5e2cSLuis R. Rodriguez priv_ops->setup_calibration = ar9002_hw_setup_calibration; 987795f5e2cSLuis R. Rodriguez 988795f5e2cSLuis R. Rodriguez ops->calibrate = ar9002_hw_calibrate; 989795f5e2cSLuis R. Rodriguez } 990