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 /* Run IQ Mismatch for non-CCK only */ 3781544026SRajkumar Manoharan if (!IS_CHAN_B(chan)) 3881544026SRajkumar Manoharan supported = true; 3981544026SRajkumar Manoharan break; 4081544026SRajkumar Manoharan case ADC_GAIN_CAL: 4181544026SRajkumar Manoharan case ADC_DC_CAL: 4281544026SRajkumar Manoharan /* Run ADC Gain Cal for non-CCK & non 2GHz-HT20 only */ 4381544026SRajkumar Manoharan if (!IS_CHAN_B(chan) && 440e4660cbSFelix Fietkau !((IS_CHAN_2GHZ(chan) || IS_CHAN_A_FAST_CLOCK(ah, chan)) && 450e4660cbSFelix Fietkau IS_CHAN_HT20(chan))) 4681544026SRajkumar Manoharan supported = true; 4781544026SRajkumar Manoharan break; 4881544026SRajkumar Manoharan } 4981544026SRajkumar Manoharan return supported; 5081544026SRajkumar Manoharan } 516497827fSFelix Fietkau 52795f5e2cSLuis R. Rodriguez static void ar9002_hw_setup_calibration(struct ath_hw *ah, 53795f5e2cSLuis R. Rodriguez struct ath9k_cal_list *currCal) 54795f5e2cSLuis R. Rodriguez { 55795f5e2cSLuis R. Rodriguez struct ath_common *common = ath9k_hw_common(ah); 56795f5e2cSLuis R. Rodriguez 57795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, AR_PHY_TIMING_CTRL4(0), 58795f5e2cSLuis R. Rodriguez AR_PHY_TIMING_CTRL4_IQCAL_LOG_COUNT_MAX, 59795f5e2cSLuis R. Rodriguez currCal->calData->calCountMax); 60795f5e2cSLuis R. Rodriguez 61795f5e2cSLuis R. Rodriguez switch (currCal->calData->calType) { 62795f5e2cSLuis R. Rodriguez case IQ_MISMATCH_CAL: 63795f5e2cSLuis R. Rodriguez REG_WRITE(ah, AR_PHY_CALMODE, AR_PHY_CALMODE_IQ); 64d2182b69SJoe Perches ath_dbg(common, CALIBRATE, 65795f5e2cSLuis R. Rodriguez "starting IQ Mismatch Calibration\n"); 66795f5e2cSLuis R. Rodriguez break; 67795f5e2cSLuis R. Rodriguez case ADC_GAIN_CAL: 68795f5e2cSLuis R. Rodriguez REG_WRITE(ah, AR_PHY_CALMODE, AR_PHY_CALMODE_ADC_GAIN); 69d2182b69SJoe Perches ath_dbg(common, CALIBRATE, "starting ADC Gain Calibration\n"); 70795f5e2cSLuis R. Rodriguez break; 71795f5e2cSLuis R. Rodriguez case ADC_DC_CAL: 72795f5e2cSLuis R. Rodriguez REG_WRITE(ah, AR_PHY_CALMODE, AR_PHY_CALMODE_ADC_DC_PER); 73d2182b69SJoe Perches ath_dbg(common, CALIBRATE, "starting ADC DC Calibration\n"); 74795f5e2cSLuis R. Rodriguez break; 75795f5e2cSLuis R. Rodriguez } 76795f5e2cSLuis R. Rodriguez 77795f5e2cSLuis R. Rodriguez REG_SET_BIT(ah, AR_PHY_TIMING_CTRL4(0), 78795f5e2cSLuis R. Rodriguez AR_PHY_TIMING_CTRL4_DO_CAL); 79795f5e2cSLuis R. Rodriguez } 80795f5e2cSLuis R. Rodriguez 81795f5e2cSLuis R. Rodriguez static bool ar9002_hw_per_calibration(struct ath_hw *ah, 82795f5e2cSLuis R. Rodriguez struct ath9k_channel *ichan, 83795f5e2cSLuis R. Rodriguez u8 rxchainmask, 84795f5e2cSLuis R. Rodriguez struct ath9k_cal_list *currCal) 85795f5e2cSLuis R. Rodriguez { 8620bd2a09SFelix Fietkau struct ath9k_hw_cal_data *caldata = ah->caldata; 87795f5e2cSLuis R. Rodriguez bool iscaldone = false; 88795f5e2cSLuis R. Rodriguez 89795f5e2cSLuis R. Rodriguez if (currCal->calState == CAL_RUNNING) { 90795f5e2cSLuis R. Rodriguez if (!(REG_READ(ah, AR_PHY_TIMING_CTRL4(0)) & 91795f5e2cSLuis R. Rodriguez AR_PHY_TIMING_CTRL4_DO_CAL)) { 92795f5e2cSLuis R. Rodriguez 93795f5e2cSLuis R. Rodriguez currCal->calData->calCollect(ah); 94795f5e2cSLuis R. Rodriguez ah->cal_samples++; 95795f5e2cSLuis R. Rodriguez 96795f5e2cSLuis R. Rodriguez if (ah->cal_samples >= 97795f5e2cSLuis R. Rodriguez currCal->calData->calNumSamples) { 98795f5e2cSLuis R. Rodriguez int i, numChains = 0; 99795f5e2cSLuis R. Rodriguez for (i = 0; i < AR5416_MAX_CHAINS; i++) { 100795f5e2cSLuis R. Rodriguez if (rxchainmask & (1 << i)) 101795f5e2cSLuis R. Rodriguez numChains++; 102795f5e2cSLuis R. Rodriguez } 103795f5e2cSLuis R. Rodriguez 104795f5e2cSLuis R. Rodriguez currCal->calData->calPostProc(ah, numChains); 10520bd2a09SFelix Fietkau caldata->CalValid |= currCal->calData->calType; 106795f5e2cSLuis R. Rodriguez currCal->calState = CAL_DONE; 107795f5e2cSLuis R. Rodriguez iscaldone = true; 108795f5e2cSLuis R. Rodriguez } else { 109795f5e2cSLuis R. Rodriguez ar9002_hw_setup_calibration(ah, currCal); 110795f5e2cSLuis R. Rodriguez } 111795f5e2cSLuis R. Rodriguez } 11220bd2a09SFelix Fietkau } else if (!(caldata->CalValid & currCal->calData->calType)) { 113795f5e2cSLuis R. Rodriguez ath9k_hw_reset_calibration(ah, currCal); 114795f5e2cSLuis R. Rodriguez } 115795f5e2cSLuis R. Rodriguez 116795f5e2cSLuis R. Rodriguez return iscaldone; 117795f5e2cSLuis R. Rodriguez } 118795f5e2cSLuis R. Rodriguez 119795f5e2cSLuis R. Rodriguez static void ar9002_hw_iqcal_collect(struct ath_hw *ah) 120795f5e2cSLuis R. Rodriguez { 121795f5e2cSLuis R. Rodriguez int i; 122795f5e2cSLuis R. Rodriguez 123795f5e2cSLuis R. Rodriguez for (i = 0; i < AR5416_MAX_CHAINS; i++) { 124795f5e2cSLuis R. Rodriguez ah->totalPowerMeasI[i] += 125795f5e2cSLuis R. Rodriguez REG_READ(ah, AR_PHY_CAL_MEAS_0(i)); 126795f5e2cSLuis R. Rodriguez ah->totalPowerMeasQ[i] += 127795f5e2cSLuis R. Rodriguez REG_READ(ah, AR_PHY_CAL_MEAS_1(i)); 128795f5e2cSLuis R. Rodriguez ah->totalIqCorrMeas[i] += 129795f5e2cSLuis R. Rodriguez (int32_t) REG_READ(ah, AR_PHY_CAL_MEAS_2(i)); 130d2182b69SJoe Perches ath_dbg(ath9k_hw_common(ah), CALIBRATE, 131795f5e2cSLuis R. Rodriguez "%d: Chn %d pmi=0x%08x;pmq=0x%08x;iqcm=0x%08x;\n", 132795f5e2cSLuis R. Rodriguez ah->cal_samples, i, ah->totalPowerMeasI[i], 133795f5e2cSLuis R. Rodriguez ah->totalPowerMeasQ[i], 134795f5e2cSLuis R. Rodriguez ah->totalIqCorrMeas[i]); 135795f5e2cSLuis R. Rodriguez } 136795f5e2cSLuis R. Rodriguez } 137795f5e2cSLuis R. Rodriguez 138795f5e2cSLuis R. Rodriguez static void ar9002_hw_adc_gaincal_collect(struct ath_hw *ah) 139795f5e2cSLuis R. Rodriguez { 140795f5e2cSLuis R. Rodriguez int i; 141795f5e2cSLuis R. Rodriguez 142795f5e2cSLuis R. Rodriguez for (i = 0; i < AR5416_MAX_CHAINS; i++) { 143795f5e2cSLuis R. Rodriguez ah->totalAdcIOddPhase[i] += 144795f5e2cSLuis R. Rodriguez REG_READ(ah, AR_PHY_CAL_MEAS_0(i)); 145795f5e2cSLuis R. Rodriguez ah->totalAdcIEvenPhase[i] += 146795f5e2cSLuis R. Rodriguez REG_READ(ah, AR_PHY_CAL_MEAS_1(i)); 147795f5e2cSLuis R. Rodriguez ah->totalAdcQOddPhase[i] += 148795f5e2cSLuis R. Rodriguez REG_READ(ah, AR_PHY_CAL_MEAS_2(i)); 149795f5e2cSLuis R. Rodriguez ah->totalAdcQEvenPhase[i] += 150795f5e2cSLuis R. Rodriguez REG_READ(ah, AR_PHY_CAL_MEAS_3(i)); 151795f5e2cSLuis R. Rodriguez 152d2182b69SJoe Perches ath_dbg(ath9k_hw_common(ah), CALIBRATE, 153226afe68SJoe Perches "%d: Chn %d oddi=0x%08x; eveni=0x%08x; oddq=0x%08x; evenq=0x%08x;\n", 154795f5e2cSLuis R. Rodriguez ah->cal_samples, i, 155795f5e2cSLuis R. Rodriguez ah->totalAdcIOddPhase[i], 156795f5e2cSLuis R. Rodriguez ah->totalAdcIEvenPhase[i], 157795f5e2cSLuis R. Rodriguez ah->totalAdcQOddPhase[i], 158795f5e2cSLuis R. Rodriguez ah->totalAdcQEvenPhase[i]); 159795f5e2cSLuis R. Rodriguez } 160795f5e2cSLuis R. Rodriguez } 161795f5e2cSLuis R. Rodriguez 162795f5e2cSLuis R. Rodriguez static void ar9002_hw_adc_dccal_collect(struct ath_hw *ah) 163795f5e2cSLuis R. Rodriguez { 164795f5e2cSLuis R. Rodriguez int i; 165795f5e2cSLuis R. Rodriguez 166795f5e2cSLuis R. Rodriguez for (i = 0; i < AR5416_MAX_CHAINS; i++) { 167795f5e2cSLuis R. Rodriguez ah->totalAdcDcOffsetIOddPhase[i] += 168795f5e2cSLuis R. Rodriguez (int32_t) REG_READ(ah, AR_PHY_CAL_MEAS_0(i)); 169795f5e2cSLuis R. Rodriguez ah->totalAdcDcOffsetIEvenPhase[i] += 170795f5e2cSLuis R. Rodriguez (int32_t) REG_READ(ah, AR_PHY_CAL_MEAS_1(i)); 171795f5e2cSLuis R. Rodriguez ah->totalAdcDcOffsetQOddPhase[i] += 172795f5e2cSLuis R. Rodriguez (int32_t) REG_READ(ah, AR_PHY_CAL_MEAS_2(i)); 173795f5e2cSLuis R. Rodriguez ah->totalAdcDcOffsetQEvenPhase[i] += 174795f5e2cSLuis R. Rodriguez (int32_t) REG_READ(ah, AR_PHY_CAL_MEAS_3(i)); 175795f5e2cSLuis R. Rodriguez 176d2182b69SJoe Perches ath_dbg(ath9k_hw_common(ah), CALIBRATE, 177226afe68SJoe Perches "%d: Chn %d oddi=0x%08x; eveni=0x%08x; oddq=0x%08x; evenq=0x%08x;\n", 178795f5e2cSLuis R. Rodriguez ah->cal_samples, i, 179795f5e2cSLuis R. Rodriguez ah->totalAdcDcOffsetIOddPhase[i], 180795f5e2cSLuis R. Rodriguez ah->totalAdcDcOffsetIEvenPhase[i], 181795f5e2cSLuis R. Rodriguez ah->totalAdcDcOffsetQOddPhase[i], 182795f5e2cSLuis R. Rodriguez ah->totalAdcDcOffsetQEvenPhase[i]); 183795f5e2cSLuis R. Rodriguez } 184795f5e2cSLuis R. Rodriguez } 185795f5e2cSLuis R. Rodriguez 186795f5e2cSLuis R. Rodriguez static void ar9002_hw_iqcalibrate(struct ath_hw *ah, u8 numChains) 187795f5e2cSLuis R. Rodriguez { 188795f5e2cSLuis R. Rodriguez struct ath_common *common = ath9k_hw_common(ah); 189795f5e2cSLuis R. Rodriguez u32 powerMeasQ, powerMeasI, iqCorrMeas; 190795f5e2cSLuis R. Rodriguez u32 qCoffDenom, iCoffDenom; 191795f5e2cSLuis R. Rodriguez int32_t qCoff, iCoff; 192795f5e2cSLuis R. Rodriguez int iqCorrNeg, i; 193795f5e2cSLuis R. Rodriguez 194795f5e2cSLuis R. Rodriguez for (i = 0; i < numChains; i++) { 195795f5e2cSLuis R. Rodriguez powerMeasI = ah->totalPowerMeasI[i]; 196795f5e2cSLuis R. Rodriguez powerMeasQ = ah->totalPowerMeasQ[i]; 197795f5e2cSLuis R. Rodriguez iqCorrMeas = ah->totalIqCorrMeas[i]; 198795f5e2cSLuis R. Rodriguez 199d2182b69SJoe Perches ath_dbg(common, CALIBRATE, 200795f5e2cSLuis R. Rodriguez "Starting IQ Cal and Correction for Chain %d\n", 201795f5e2cSLuis R. Rodriguez i); 202795f5e2cSLuis R. Rodriguez 203d2182b69SJoe Perches ath_dbg(common, CALIBRATE, 204a9b2ce03SNikolay Martynov "Original: Chn %d iq_corr_meas = 0x%08x\n", 205795f5e2cSLuis R. Rodriguez i, ah->totalIqCorrMeas[i]); 206795f5e2cSLuis R. Rodriguez 207795f5e2cSLuis R. Rodriguez iqCorrNeg = 0; 208795f5e2cSLuis R. Rodriguez 209795f5e2cSLuis R. Rodriguez if (iqCorrMeas > 0x80000000) { 210795f5e2cSLuis R. Rodriguez iqCorrMeas = (0xffffffff - iqCorrMeas) + 1; 211795f5e2cSLuis R. Rodriguez iqCorrNeg = 1; 212795f5e2cSLuis R. Rodriguez } 213795f5e2cSLuis R. Rodriguez 214d2182b69SJoe Perches ath_dbg(common, CALIBRATE, "Chn %d pwr_meas_i = 0x%08x\n", 215d2182b69SJoe Perches i, powerMeasI); 216d2182b69SJoe Perches ath_dbg(common, CALIBRATE, "Chn %d pwr_meas_q = 0x%08x\n", 217d2182b69SJoe Perches i, powerMeasQ); 218d2182b69SJoe Perches ath_dbg(common, CALIBRATE, "iqCorrNeg is 0x%08x\n", iqCorrNeg); 219795f5e2cSLuis R. Rodriguez 220795f5e2cSLuis R. Rodriguez iCoffDenom = (powerMeasI / 2 + powerMeasQ / 2) / 128; 221795f5e2cSLuis R. Rodriguez qCoffDenom = powerMeasQ / 64; 222795f5e2cSLuis R. Rodriguez 223795f5e2cSLuis R. Rodriguez if ((powerMeasQ != 0) && (iCoffDenom != 0) && 224795f5e2cSLuis R. Rodriguez (qCoffDenom != 0)) { 225795f5e2cSLuis R. Rodriguez iCoff = iqCorrMeas / iCoffDenom; 226795f5e2cSLuis R. Rodriguez qCoff = powerMeasI / qCoffDenom - 64; 227d2182b69SJoe Perches ath_dbg(common, CALIBRATE, "Chn %d iCoff = 0x%08x\n", 228d2182b69SJoe Perches i, iCoff); 229d2182b69SJoe Perches ath_dbg(common, CALIBRATE, "Chn %d qCoff = 0x%08x\n", 230d2182b69SJoe Perches i, qCoff); 231795f5e2cSLuis R. Rodriguez 232795f5e2cSLuis R. Rodriguez iCoff = iCoff & 0x3f; 233d2182b69SJoe Perches ath_dbg(common, CALIBRATE, 234795f5e2cSLuis R. Rodriguez "New: Chn %d iCoff = 0x%08x\n", i, iCoff); 235795f5e2cSLuis R. Rodriguez if (iqCorrNeg == 0x0) 236795f5e2cSLuis R. Rodriguez iCoff = 0x40 - iCoff; 237795f5e2cSLuis R. Rodriguez 238795f5e2cSLuis R. Rodriguez if (qCoff > 15) 239795f5e2cSLuis R. Rodriguez qCoff = 15; 240795f5e2cSLuis R. Rodriguez else if (qCoff <= -16) 24123399016SFelix Fietkau qCoff = -16; 242795f5e2cSLuis R. Rodriguez 243d2182b69SJoe Perches ath_dbg(common, CALIBRATE, 244795f5e2cSLuis R. Rodriguez "Chn %d : iCoff = 0x%x qCoff = 0x%x\n", 245795f5e2cSLuis R. Rodriguez i, iCoff, qCoff); 246795f5e2cSLuis R. Rodriguez 247795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, AR_PHY_TIMING_CTRL4(i), 248795f5e2cSLuis R. Rodriguez AR_PHY_TIMING_CTRL4_IQCORR_Q_I_COFF, 249795f5e2cSLuis R. Rodriguez iCoff); 250795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, AR_PHY_TIMING_CTRL4(i), 251795f5e2cSLuis R. Rodriguez AR_PHY_TIMING_CTRL4_IQCORR_Q_Q_COFF, 252795f5e2cSLuis R. Rodriguez qCoff); 253d2182b69SJoe Perches ath_dbg(common, CALIBRATE, 254795f5e2cSLuis R. Rodriguez "IQ Cal and Correction done for Chain %d\n", 255795f5e2cSLuis R. Rodriguez i); 256795f5e2cSLuis R. Rodriguez } 257795f5e2cSLuis R. Rodriguez } 258795f5e2cSLuis R. Rodriguez 259795f5e2cSLuis R. Rodriguez REG_SET_BIT(ah, AR_PHY_TIMING_CTRL4(0), 260795f5e2cSLuis R. Rodriguez AR_PHY_TIMING_CTRL4_IQCORR_ENABLE); 261795f5e2cSLuis R. Rodriguez } 262795f5e2cSLuis R. Rodriguez 263795f5e2cSLuis R. Rodriguez static void ar9002_hw_adc_gaincal_calibrate(struct ath_hw *ah, u8 numChains) 264795f5e2cSLuis R. Rodriguez { 265795f5e2cSLuis R. Rodriguez struct ath_common *common = ath9k_hw_common(ah); 266795f5e2cSLuis R. Rodriguez u32 iOddMeasOffset, iEvenMeasOffset, qOddMeasOffset, qEvenMeasOffset; 267795f5e2cSLuis R. Rodriguez u32 qGainMismatch, iGainMismatch, val, i; 268795f5e2cSLuis R. Rodriguez 269795f5e2cSLuis R. Rodriguez for (i = 0; i < numChains; i++) { 270795f5e2cSLuis R. Rodriguez iOddMeasOffset = ah->totalAdcIOddPhase[i]; 271795f5e2cSLuis R. Rodriguez iEvenMeasOffset = ah->totalAdcIEvenPhase[i]; 272795f5e2cSLuis R. Rodriguez qOddMeasOffset = ah->totalAdcQOddPhase[i]; 273795f5e2cSLuis R. Rodriguez qEvenMeasOffset = ah->totalAdcQEvenPhase[i]; 274795f5e2cSLuis R. Rodriguez 275d2182b69SJoe Perches ath_dbg(common, CALIBRATE, 276795f5e2cSLuis R. Rodriguez "Starting ADC Gain Cal for Chain %d\n", i); 277795f5e2cSLuis R. Rodriguez 278d2182b69SJoe Perches ath_dbg(common, CALIBRATE, "Chn %d pwr_meas_odd_i = 0x%08x\n", 279d2182b69SJoe Perches i, iOddMeasOffset); 280d2182b69SJoe Perches ath_dbg(common, CALIBRATE, "Chn %d pwr_meas_even_i = 0x%08x\n", 281d2182b69SJoe Perches i, iEvenMeasOffset); 282d2182b69SJoe Perches ath_dbg(common, CALIBRATE, "Chn %d pwr_meas_odd_q = 0x%08x\n", 283d2182b69SJoe Perches i, qOddMeasOffset); 284d2182b69SJoe Perches ath_dbg(common, CALIBRATE, "Chn %d pwr_meas_even_q = 0x%08x\n", 285d2182b69SJoe Perches i, qEvenMeasOffset); 286795f5e2cSLuis R. Rodriguez 287795f5e2cSLuis R. Rodriguez if (iOddMeasOffset != 0 && qEvenMeasOffset != 0) { 288795f5e2cSLuis R. Rodriguez iGainMismatch = 289795f5e2cSLuis R. Rodriguez ((iEvenMeasOffset * 32) / 290795f5e2cSLuis R. Rodriguez iOddMeasOffset) & 0x3f; 291795f5e2cSLuis R. Rodriguez qGainMismatch = 292795f5e2cSLuis R. Rodriguez ((qOddMeasOffset * 32) / 293795f5e2cSLuis R. Rodriguez qEvenMeasOffset) & 0x3f; 294795f5e2cSLuis R. Rodriguez 295d2182b69SJoe Perches ath_dbg(common, CALIBRATE, 296d2182b69SJoe Perches "Chn %d gain_mismatch_i = 0x%08x\n", 297d2182b69SJoe Perches i, iGainMismatch); 298d2182b69SJoe Perches ath_dbg(common, CALIBRATE, 299d2182b69SJoe Perches "Chn %d gain_mismatch_q = 0x%08x\n", 300d2182b69SJoe Perches i, qGainMismatch); 301795f5e2cSLuis R. Rodriguez 302795f5e2cSLuis R. Rodriguez val = REG_READ(ah, AR_PHY_NEW_ADC_DC_GAIN_CORR(i)); 303795f5e2cSLuis R. Rodriguez val &= 0xfffff000; 304795f5e2cSLuis R. Rodriguez val |= (qGainMismatch) | (iGainMismatch << 6); 305795f5e2cSLuis R. Rodriguez REG_WRITE(ah, AR_PHY_NEW_ADC_DC_GAIN_CORR(i), val); 306795f5e2cSLuis R. Rodriguez 307d2182b69SJoe Perches ath_dbg(common, CALIBRATE, 308795f5e2cSLuis R. Rodriguez "ADC Gain Cal done for Chain %d\n", i); 309795f5e2cSLuis R. Rodriguez } 310795f5e2cSLuis R. Rodriguez } 311795f5e2cSLuis R. Rodriguez 312795f5e2cSLuis R. Rodriguez REG_WRITE(ah, AR_PHY_NEW_ADC_DC_GAIN_CORR(0), 313795f5e2cSLuis R. Rodriguez REG_READ(ah, AR_PHY_NEW_ADC_DC_GAIN_CORR(0)) | 314795f5e2cSLuis R. Rodriguez AR_PHY_NEW_ADC_GAIN_CORR_ENABLE); 315795f5e2cSLuis R. Rodriguez } 316795f5e2cSLuis R. Rodriguez 317795f5e2cSLuis R. Rodriguez static void ar9002_hw_adc_dccal_calibrate(struct ath_hw *ah, u8 numChains) 318795f5e2cSLuis R. Rodriguez { 319795f5e2cSLuis R. Rodriguez struct ath_common *common = ath9k_hw_common(ah); 320795f5e2cSLuis R. Rodriguez u32 iOddMeasOffset, iEvenMeasOffset, val, i; 321795f5e2cSLuis R. Rodriguez int32_t qOddMeasOffset, qEvenMeasOffset, qDcMismatch, iDcMismatch; 322795f5e2cSLuis R. Rodriguez const struct ath9k_percal_data *calData = 323795f5e2cSLuis R. Rodriguez ah->cal_list_curr->calData; 324795f5e2cSLuis R. Rodriguez u32 numSamples = 325795f5e2cSLuis R. Rodriguez (1 << (calData->calCountMax + 5)) * calData->calNumSamples; 326795f5e2cSLuis R. Rodriguez 327795f5e2cSLuis R. Rodriguez for (i = 0; i < numChains; i++) { 328795f5e2cSLuis R. Rodriguez iOddMeasOffset = ah->totalAdcDcOffsetIOddPhase[i]; 329795f5e2cSLuis R. Rodriguez iEvenMeasOffset = ah->totalAdcDcOffsetIEvenPhase[i]; 330795f5e2cSLuis R. Rodriguez qOddMeasOffset = ah->totalAdcDcOffsetQOddPhase[i]; 331795f5e2cSLuis R. Rodriguez qEvenMeasOffset = ah->totalAdcDcOffsetQEvenPhase[i]; 332795f5e2cSLuis R. Rodriguez 333d2182b69SJoe Perches ath_dbg(common, CALIBRATE, 334795f5e2cSLuis R. Rodriguez "Starting ADC DC Offset Cal for Chain %d\n", i); 335795f5e2cSLuis R. Rodriguez 336d2182b69SJoe Perches ath_dbg(common, CALIBRATE, "Chn %d pwr_meas_odd_i = %d\n", 337d2182b69SJoe Perches i, iOddMeasOffset); 338d2182b69SJoe Perches ath_dbg(common, CALIBRATE, "Chn %d pwr_meas_even_i = %d\n", 339d2182b69SJoe Perches i, iEvenMeasOffset); 340d2182b69SJoe Perches ath_dbg(common, CALIBRATE, "Chn %d pwr_meas_odd_q = %d\n", 341d2182b69SJoe Perches i, qOddMeasOffset); 342d2182b69SJoe Perches ath_dbg(common, CALIBRATE, "Chn %d pwr_meas_even_q = %d\n", 343d2182b69SJoe Perches i, qEvenMeasOffset); 344795f5e2cSLuis R. Rodriguez 345795f5e2cSLuis R. Rodriguez iDcMismatch = (((iEvenMeasOffset - iOddMeasOffset) * 2) / 346795f5e2cSLuis R. Rodriguez numSamples) & 0x1ff; 347795f5e2cSLuis R. Rodriguez qDcMismatch = (((qOddMeasOffset - qEvenMeasOffset) * 2) / 348795f5e2cSLuis R. Rodriguez numSamples) & 0x1ff; 349795f5e2cSLuis R. Rodriguez 350d2182b69SJoe Perches ath_dbg(common, CALIBRATE, 351d2182b69SJoe Perches "Chn %d dc_offset_mismatch_i = 0x%08x\n", 352d2182b69SJoe Perches i, iDcMismatch); 353d2182b69SJoe Perches ath_dbg(common, CALIBRATE, 354d2182b69SJoe Perches "Chn %d dc_offset_mismatch_q = 0x%08x\n", 355d2182b69SJoe Perches i, qDcMismatch); 356795f5e2cSLuis R. Rodriguez 357795f5e2cSLuis R. Rodriguez val = REG_READ(ah, AR_PHY_NEW_ADC_DC_GAIN_CORR(i)); 358795f5e2cSLuis R. Rodriguez val &= 0xc0000fff; 359795f5e2cSLuis R. Rodriguez val |= (qDcMismatch << 12) | (iDcMismatch << 21); 360795f5e2cSLuis R. Rodriguez REG_WRITE(ah, AR_PHY_NEW_ADC_DC_GAIN_CORR(i), val); 361795f5e2cSLuis R. Rodriguez 362d2182b69SJoe Perches ath_dbg(common, CALIBRATE, 363795f5e2cSLuis R. Rodriguez "ADC DC Offset Cal done for Chain %d\n", i); 364795f5e2cSLuis R. Rodriguez } 365795f5e2cSLuis R. Rodriguez 366795f5e2cSLuis R. Rodriguez REG_WRITE(ah, AR_PHY_NEW_ADC_DC_GAIN_CORR(0), 367795f5e2cSLuis R. Rodriguez REG_READ(ah, AR_PHY_NEW_ADC_DC_GAIN_CORR(0)) | 368795f5e2cSLuis R. Rodriguez AR_PHY_NEW_ADC_DC_OFFSET_CORR_ENABLE); 369795f5e2cSLuis R. Rodriguez } 370795f5e2cSLuis R. Rodriguez 371795f5e2cSLuis R. Rodriguez static void ar9287_hw_olc_temp_compensation(struct ath_hw *ah) 372795f5e2cSLuis R. Rodriguez { 373795f5e2cSLuis R. Rodriguez u32 rddata; 374795f5e2cSLuis R. Rodriguez int32_t delta, currPDADC, slope; 375795f5e2cSLuis R. Rodriguez 376795f5e2cSLuis R. Rodriguez rddata = REG_READ(ah, AR_PHY_TX_PWRCTRL4); 377795f5e2cSLuis R. Rodriguez currPDADC = MS(rddata, AR_PHY_TX_PWRCTRL_PD_AVG_OUT); 378795f5e2cSLuis R. Rodriguez 379795f5e2cSLuis R. Rodriguez if (ah->initPDADC == 0 || currPDADC == 0) { 380795f5e2cSLuis R. Rodriguez /* 381795f5e2cSLuis R. Rodriguez * Zero value indicates that no frames have been transmitted 382795f5e2cSLuis R. Rodriguez * yet, can't do temperature compensation until frames are 383795f5e2cSLuis R. Rodriguez * transmitted. 384795f5e2cSLuis R. Rodriguez */ 385795f5e2cSLuis R. Rodriguez return; 386795f5e2cSLuis R. Rodriguez } else { 387795f5e2cSLuis R. Rodriguez slope = ah->eep_ops->get_eeprom(ah, EEP_TEMPSENSE_SLOPE); 388795f5e2cSLuis R. Rodriguez 389795f5e2cSLuis R. Rodriguez if (slope == 0) { /* to avoid divide by zero case */ 390795f5e2cSLuis R. Rodriguez delta = 0; 391795f5e2cSLuis R. Rodriguez } else { 392795f5e2cSLuis R. Rodriguez delta = ((currPDADC - ah->initPDADC)*4) / slope; 393795f5e2cSLuis R. Rodriguez } 394795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, AR_PHY_CH0_TX_PWRCTRL11, 395795f5e2cSLuis R. Rodriguez AR_PHY_TX_PWRCTRL_OLPC_TEMP_COMP, delta); 396795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, AR_PHY_CH1_TX_PWRCTRL11, 397795f5e2cSLuis R. Rodriguez AR_PHY_TX_PWRCTRL_OLPC_TEMP_COMP, delta); 398795f5e2cSLuis R. Rodriguez } 399795f5e2cSLuis R. Rodriguez } 400795f5e2cSLuis R. Rodriguez 401795f5e2cSLuis R. Rodriguez static void ar9280_hw_olc_temp_compensation(struct ath_hw *ah) 402795f5e2cSLuis R. Rodriguez { 403795f5e2cSLuis R. Rodriguez u32 rddata, i; 404795f5e2cSLuis R. Rodriguez int delta, currPDADC, regval; 405795f5e2cSLuis R. Rodriguez 406795f5e2cSLuis R. Rodriguez rddata = REG_READ(ah, AR_PHY_TX_PWRCTRL4); 407795f5e2cSLuis R. Rodriguez currPDADC = MS(rddata, AR_PHY_TX_PWRCTRL_PD_AVG_OUT); 408795f5e2cSLuis R. Rodriguez 409795f5e2cSLuis R. Rodriguez if (ah->initPDADC == 0 || currPDADC == 0) 410795f5e2cSLuis R. Rodriguez return; 411795f5e2cSLuis R. Rodriguez 412795f5e2cSLuis R. Rodriguez if (ah->eep_ops->get_eeprom(ah, EEP_DAC_HPWR_5G)) 413795f5e2cSLuis R. Rodriguez delta = (currPDADC - ah->initPDADC + 4) / 8; 414795f5e2cSLuis R. Rodriguez else 415795f5e2cSLuis R. Rodriguez delta = (currPDADC - ah->initPDADC + 5) / 10; 416795f5e2cSLuis R. Rodriguez 417795f5e2cSLuis R. Rodriguez if (delta != ah->PDADCdelta) { 418795f5e2cSLuis R. Rodriguez ah->PDADCdelta = delta; 419795f5e2cSLuis R. Rodriguez for (i = 1; i < AR9280_TX_GAIN_TABLE_SIZE; i++) { 420795f5e2cSLuis R. Rodriguez regval = ah->originalGain[i] - delta; 421795f5e2cSLuis R. Rodriguez if (regval < 0) 422795f5e2cSLuis R. Rodriguez regval = 0; 423795f5e2cSLuis R. Rodriguez 424795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, 425795f5e2cSLuis R. Rodriguez AR_PHY_TX_GAIN_TBL1 + i * 4, 426795f5e2cSLuis R. Rodriguez AR_PHY_TX_GAIN, regval); 427795f5e2cSLuis R. Rodriguez } 428795f5e2cSLuis R. Rodriguez } 429795f5e2cSLuis R. Rodriguez } 430795f5e2cSLuis R. Rodriguez 431795f5e2cSLuis R. Rodriguez static void ar9271_hw_pa_cal(struct ath_hw *ah, bool is_reset) 432795f5e2cSLuis R. Rodriguez { 433795f5e2cSLuis R. Rodriguez u32 regVal; 434795f5e2cSLuis R. Rodriguez unsigned int i; 435795f5e2cSLuis R. Rodriguez u32 regList[][2] = { 436795f5e2cSLuis R. Rodriguez { 0x786c, 0 }, 437795f5e2cSLuis R. Rodriguez { 0x7854, 0 }, 438795f5e2cSLuis R. Rodriguez { 0x7820, 0 }, 439795f5e2cSLuis R. Rodriguez { 0x7824, 0 }, 440795f5e2cSLuis R. Rodriguez { 0x7868, 0 }, 441795f5e2cSLuis R. Rodriguez { 0x783c, 0 }, 442795f5e2cSLuis R. Rodriguez { 0x7838, 0 } , 443795f5e2cSLuis R. Rodriguez { 0x7828, 0 } , 444795f5e2cSLuis R. Rodriguez }; 445795f5e2cSLuis R. Rodriguez 446795f5e2cSLuis R. Rodriguez for (i = 0; i < ARRAY_SIZE(regList); i++) 447795f5e2cSLuis R. Rodriguez regList[i][1] = REG_READ(ah, regList[i][0]); 448795f5e2cSLuis R. Rodriguez 449795f5e2cSLuis R. Rodriguez regVal = REG_READ(ah, 0x7834); 450795f5e2cSLuis R. Rodriguez regVal &= (~(0x1)); 451795f5e2cSLuis R. Rodriguez REG_WRITE(ah, 0x7834, regVal); 452795f5e2cSLuis R. Rodriguez regVal = REG_READ(ah, 0x9808); 453795f5e2cSLuis R. Rodriguez regVal |= (0x1 << 27); 454795f5e2cSLuis R. Rodriguez REG_WRITE(ah, 0x9808, regVal); 455795f5e2cSLuis R. Rodriguez 456795f5e2cSLuis R. Rodriguez /* 786c,b23,1, pwddac=1 */ 457795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, AR9285_AN_TOP3, AR9285_AN_TOP3_PWDDAC, 1); 458795f5e2cSLuis R. Rodriguez /* 7854, b5,1, pdrxtxbb=1 */ 459795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, AR9285_AN_RXTXBB1, AR9285_AN_RXTXBB1_PDRXTXBB1, 1); 460795f5e2cSLuis R. Rodriguez /* 7854, b7,1, pdv2i=1 */ 461795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, AR9285_AN_RXTXBB1, AR9285_AN_RXTXBB1_PDV2I, 1); 462795f5e2cSLuis R. Rodriguez /* 7854, b8,1, pddacinterface=1 */ 463795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, AR9285_AN_RXTXBB1, AR9285_AN_RXTXBB1_PDDACIF, 1); 464795f5e2cSLuis R. Rodriguez /* 7824,b12,0, offcal=0 */ 465795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, AR9285_AN_RF2G2, AR9285_AN_RF2G2_OFFCAL, 0); 466795f5e2cSLuis R. Rodriguez /* 7838, b1,0, pwddb=0 */ 467795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, AR9285_AN_RF2G7, AR9285_AN_RF2G7_PWDDB, 0); 468795f5e2cSLuis R. Rodriguez /* 7820,b11,0, enpacal=0 */ 469795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, AR9285_AN_RF2G1, AR9285_AN_RF2G1_ENPACAL, 0); 470795f5e2cSLuis R. Rodriguez /* 7820,b25,1, pdpadrv1=0 */ 471795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, AR9285_AN_RF2G1, AR9285_AN_RF2G1_PDPADRV1, 0); 472795f5e2cSLuis R. Rodriguez /* 7820,b24,0, pdpadrv2=0 */ 473795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, AR9285_AN_RF2G1, AR9285_AN_RF2G1_PDPADRV2, 0); 474795f5e2cSLuis R. Rodriguez /* 7820,b23,0, pdpaout=0 */ 475795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, AR9285_AN_RF2G1, AR9285_AN_RF2G1_PDPAOUT, 0); 476795f5e2cSLuis R. Rodriguez /* 783c,b14-16,7, padrvgn2tab_0=7 */ 477795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, AR9285_AN_RF2G8, AR9285_AN_RF2G8_PADRVGN2TAB0, 7); 478795f5e2cSLuis R. Rodriguez /* 479795f5e2cSLuis R. Rodriguez * 7838,b29-31,0, padrvgn1tab_0=0 480795f5e2cSLuis R. Rodriguez * does not matter since we turn it off 481795f5e2cSLuis R. Rodriguez */ 482795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, AR9285_AN_RF2G7, AR9285_AN_RF2G7_PADRVGN2TAB0, 0); 483795f5e2cSLuis R. Rodriguez 484795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, AR9285_AN_RF2G3, AR9271_AN_RF2G3_CCOMP, 0xfff); 485795f5e2cSLuis R. Rodriguez 486795f5e2cSLuis R. Rodriguez /* Set: 487795f5e2cSLuis R. Rodriguez * localmode=1,bmode=1,bmoderxtx=1,synthon=1, 488795f5e2cSLuis R. Rodriguez * txon=1,paon=1,oscon=1,synthon_force=1 489795f5e2cSLuis R. Rodriguez */ 490795f5e2cSLuis R. Rodriguez REG_WRITE(ah, AR9285_AN_TOP2, 0xca0358a0); 491795f5e2cSLuis R. Rodriguez udelay(30); 492795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, AR9285_AN_RF2G6, AR9271_AN_RF2G6_OFFS, 0); 493795f5e2cSLuis R. Rodriguez 494795f5e2cSLuis R. Rodriguez /* find off_6_1; */ 495795f5e2cSLuis R. Rodriguez for (i = 6; i > 0; i--) { 496795f5e2cSLuis R. Rodriguez regVal = REG_READ(ah, 0x7834); 497795f5e2cSLuis R. Rodriguez regVal |= (1 << (20 + i)); 498795f5e2cSLuis R. Rodriguez REG_WRITE(ah, 0x7834, regVal); 499795f5e2cSLuis R. Rodriguez udelay(1); 500795f5e2cSLuis R. Rodriguez /* regVal = REG_READ(ah, 0x7834); */ 501795f5e2cSLuis R. Rodriguez regVal &= (~(0x1 << (20 + i))); 502795f5e2cSLuis R. Rodriguez regVal |= (MS(REG_READ(ah, 0x7840), AR9285_AN_RXTXBB1_SPARE9) 503795f5e2cSLuis R. Rodriguez << (20 + i)); 504795f5e2cSLuis R. Rodriguez REG_WRITE(ah, 0x7834, regVal); 505795f5e2cSLuis R. Rodriguez } 506795f5e2cSLuis R. Rodriguez 507795f5e2cSLuis R. Rodriguez regVal = (regVal >> 20) & 0x7f; 508795f5e2cSLuis R. Rodriguez 509795f5e2cSLuis R. Rodriguez /* Update PA cal info */ 510795f5e2cSLuis R. Rodriguez if ((!is_reset) && (ah->pacal_info.prev_offset == regVal)) { 511795f5e2cSLuis R. Rodriguez if (ah->pacal_info.max_skipcount < MAX_PACAL_SKIPCOUNT) 512795f5e2cSLuis R. Rodriguez ah->pacal_info.max_skipcount = 513795f5e2cSLuis R. Rodriguez 2 * ah->pacal_info.max_skipcount; 514795f5e2cSLuis R. Rodriguez ah->pacal_info.skipcount = ah->pacal_info.max_skipcount; 515795f5e2cSLuis R. Rodriguez } else { 516795f5e2cSLuis R. Rodriguez ah->pacal_info.max_skipcount = 1; 517795f5e2cSLuis R. Rodriguez ah->pacal_info.skipcount = 0; 518795f5e2cSLuis R. Rodriguez ah->pacal_info.prev_offset = regVal; 519795f5e2cSLuis R. Rodriguez } 520795f5e2cSLuis R. Rodriguez 5217d0d0df0SSujith ENABLE_REGWRITE_BUFFER(ah); 5227d0d0df0SSujith 523795f5e2cSLuis R. Rodriguez regVal = REG_READ(ah, 0x7834); 524795f5e2cSLuis R. Rodriguez regVal |= 0x1; 525795f5e2cSLuis R. Rodriguez REG_WRITE(ah, 0x7834, regVal); 526795f5e2cSLuis R. Rodriguez regVal = REG_READ(ah, 0x9808); 527795f5e2cSLuis R. Rodriguez regVal &= (~(0x1 << 27)); 528795f5e2cSLuis R. Rodriguez REG_WRITE(ah, 0x9808, regVal); 529795f5e2cSLuis R. Rodriguez 530795f5e2cSLuis R. Rodriguez for (i = 0; i < ARRAY_SIZE(regList); i++) 531795f5e2cSLuis R. Rodriguez REG_WRITE(ah, regList[i][0], regList[i][1]); 5327d0d0df0SSujith 5337d0d0df0SSujith REGWRITE_BUFFER_FLUSH(ah); 534795f5e2cSLuis R. Rodriguez } 535795f5e2cSLuis R. Rodriguez 536795f5e2cSLuis R. Rodriguez static inline void ar9285_hw_pa_cal(struct ath_hw *ah, bool is_reset) 537795f5e2cSLuis R. Rodriguez { 538795f5e2cSLuis R. Rodriguez struct ath_common *common = ath9k_hw_common(ah); 539795f5e2cSLuis R. Rodriguez u32 regVal; 540795f5e2cSLuis R. Rodriguez int i, offset, offs_6_1, offs_0; 541795f5e2cSLuis R. Rodriguez u32 ccomp_org, reg_field; 542795f5e2cSLuis R. Rodriguez u32 regList[][2] = { 543795f5e2cSLuis R. Rodriguez { 0x786c, 0 }, 544795f5e2cSLuis R. Rodriguez { 0x7854, 0 }, 545795f5e2cSLuis R. Rodriguez { 0x7820, 0 }, 546795f5e2cSLuis R. Rodriguez { 0x7824, 0 }, 547795f5e2cSLuis R. Rodriguez { 0x7868, 0 }, 548795f5e2cSLuis R. Rodriguez { 0x783c, 0 }, 549795f5e2cSLuis R. Rodriguez { 0x7838, 0 }, 550795f5e2cSLuis R. Rodriguez }; 551795f5e2cSLuis R. Rodriguez 552d2182b69SJoe Perches ath_dbg(common, CALIBRATE, "Running PA Calibration\n"); 553795f5e2cSLuis R. Rodriguez 554795f5e2cSLuis R. Rodriguez /* PA CAL is not needed for high power solution */ 555795f5e2cSLuis R. Rodriguez if (ah->eep_ops->get_eeprom(ah, EEP_TXGAIN_TYPE) == 556795f5e2cSLuis R. Rodriguez AR5416_EEP_TXGAIN_HIGH_POWER) 557795f5e2cSLuis R. Rodriguez return; 558795f5e2cSLuis R. Rodriguez 559795f5e2cSLuis R. Rodriguez for (i = 0; i < ARRAY_SIZE(regList); i++) 560795f5e2cSLuis R. Rodriguez regList[i][1] = REG_READ(ah, regList[i][0]); 561795f5e2cSLuis R. Rodriguez 562795f5e2cSLuis R. Rodriguez regVal = REG_READ(ah, 0x7834); 563795f5e2cSLuis R. Rodriguez regVal &= (~(0x1)); 564795f5e2cSLuis R. Rodriguez REG_WRITE(ah, 0x7834, regVal); 565795f5e2cSLuis R. Rodriguez regVal = REG_READ(ah, 0x9808); 566795f5e2cSLuis R. Rodriguez regVal |= (0x1 << 27); 567795f5e2cSLuis R. Rodriguez REG_WRITE(ah, 0x9808, regVal); 568795f5e2cSLuis R. Rodriguez 569795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, AR9285_AN_TOP3, AR9285_AN_TOP3_PWDDAC, 1); 570795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, AR9285_AN_RXTXBB1, AR9285_AN_RXTXBB1_PDRXTXBB1, 1); 571795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, AR9285_AN_RXTXBB1, AR9285_AN_RXTXBB1_PDV2I, 1); 572795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, AR9285_AN_RXTXBB1, AR9285_AN_RXTXBB1_PDDACIF, 1); 573795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, AR9285_AN_RF2G2, AR9285_AN_RF2G2_OFFCAL, 0); 574795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, AR9285_AN_RF2G7, AR9285_AN_RF2G7_PWDDB, 0); 575795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, AR9285_AN_RF2G1, AR9285_AN_RF2G1_ENPACAL, 0); 576795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, AR9285_AN_RF2G1, AR9285_AN_RF2G1_PDPADRV1, 0); 577795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, AR9285_AN_RF2G1, AR9285_AN_RF2G1_PDPADRV2, 0); 578795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, AR9285_AN_RF2G1, AR9285_AN_RF2G1_PDPAOUT, 0); 579795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, AR9285_AN_RF2G8, AR9285_AN_RF2G8_PADRVGN2TAB0, 7); 580795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, AR9285_AN_RF2G7, AR9285_AN_RF2G7_PADRVGN2TAB0, 0); 581795f5e2cSLuis R. Rodriguez ccomp_org = MS(REG_READ(ah, AR9285_AN_RF2G6), AR9285_AN_RF2G6_CCOMP); 582795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, AR9285_AN_RF2G6, AR9285_AN_RF2G6_CCOMP, 0xf); 583795f5e2cSLuis R. Rodriguez 584795f5e2cSLuis R. Rodriguez REG_WRITE(ah, AR9285_AN_TOP2, 0xca0358a0); 585795f5e2cSLuis R. Rodriguez udelay(30); 586795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, AR9285_AN_RF2G6, AR9285_AN_RF2G6_OFFS, 0); 587795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, AR9285_AN_RF2G3, AR9285_AN_RF2G3_PDVCCOMP, 0); 588795f5e2cSLuis R. Rodriguez 589795f5e2cSLuis R. Rodriguez for (i = 6; i > 0; i--) { 590795f5e2cSLuis R. Rodriguez regVal = REG_READ(ah, 0x7834); 591795f5e2cSLuis R. Rodriguez regVal |= (1 << (19 + i)); 592795f5e2cSLuis R. Rodriguez REG_WRITE(ah, 0x7834, regVal); 593795f5e2cSLuis R. Rodriguez udelay(1); 594795f5e2cSLuis R. Rodriguez regVal = REG_READ(ah, 0x7834); 595795f5e2cSLuis R. Rodriguez regVal &= (~(0x1 << (19 + i))); 596795f5e2cSLuis R. Rodriguez reg_field = MS(REG_READ(ah, 0x7840), AR9285_AN_RXTXBB1_SPARE9); 597795f5e2cSLuis R. Rodriguez regVal |= (reg_field << (19 + i)); 598795f5e2cSLuis R. Rodriguez REG_WRITE(ah, 0x7834, regVal); 599795f5e2cSLuis R. Rodriguez } 600795f5e2cSLuis R. Rodriguez 601795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, AR9285_AN_RF2G3, AR9285_AN_RF2G3_PDVCCOMP, 1); 602795f5e2cSLuis R. Rodriguez udelay(1); 603795f5e2cSLuis R. Rodriguez reg_field = MS(REG_READ(ah, AR9285_AN_RF2G9), AR9285_AN_RXTXBB1_SPARE9); 604795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, AR9285_AN_RF2G3, AR9285_AN_RF2G3_PDVCCOMP, reg_field); 605795f5e2cSLuis R. Rodriguez offs_6_1 = MS(REG_READ(ah, AR9285_AN_RF2G6), AR9285_AN_RF2G6_OFFS); 606795f5e2cSLuis R. Rodriguez offs_0 = MS(REG_READ(ah, AR9285_AN_RF2G3), AR9285_AN_RF2G3_PDVCCOMP); 607795f5e2cSLuis R. Rodriguez 608795f5e2cSLuis R. Rodriguez offset = (offs_6_1<<1) | offs_0; 609795f5e2cSLuis R. Rodriguez offset = offset - 0; 610795f5e2cSLuis R. Rodriguez offs_6_1 = offset>>1; 611795f5e2cSLuis R. Rodriguez offs_0 = offset & 1; 612795f5e2cSLuis R. Rodriguez 613795f5e2cSLuis R. Rodriguez if ((!is_reset) && (ah->pacal_info.prev_offset == offset)) { 614795f5e2cSLuis R. Rodriguez if (ah->pacal_info.max_skipcount < MAX_PACAL_SKIPCOUNT) 615795f5e2cSLuis R. Rodriguez ah->pacal_info.max_skipcount = 616795f5e2cSLuis R. Rodriguez 2 * ah->pacal_info.max_skipcount; 617795f5e2cSLuis R. Rodriguez ah->pacal_info.skipcount = ah->pacal_info.max_skipcount; 618795f5e2cSLuis R. Rodriguez } else { 619795f5e2cSLuis R. Rodriguez ah->pacal_info.max_skipcount = 1; 620795f5e2cSLuis R. Rodriguez ah->pacal_info.skipcount = 0; 621795f5e2cSLuis R. Rodriguez ah->pacal_info.prev_offset = offset; 622795f5e2cSLuis R. Rodriguez } 623795f5e2cSLuis R. Rodriguez 624795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, AR9285_AN_RF2G6, AR9285_AN_RF2G6_OFFS, offs_6_1); 625795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, AR9285_AN_RF2G3, AR9285_AN_RF2G3_PDVCCOMP, offs_0); 626795f5e2cSLuis R. Rodriguez 627795f5e2cSLuis R. Rodriguez regVal = REG_READ(ah, 0x7834); 628795f5e2cSLuis R. Rodriguez regVal |= 0x1; 629795f5e2cSLuis R. Rodriguez REG_WRITE(ah, 0x7834, regVal); 630795f5e2cSLuis R. Rodriguez regVal = REG_READ(ah, 0x9808); 631795f5e2cSLuis R. Rodriguez regVal &= (~(0x1 << 27)); 632795f5e2cSLuis R. Rodriguez REG_WRITE(ah, 0x9808, regVal); 633795f5e2cSLuis R. Rodriguez 634795f5e2cSLuis R. Rodriguez for (i = 0; i < ARRAY_SIZE(regList); i++) 635795f5e2cSLuis R. Rodriguez REG_WRITE(ah, regList[i][0], regList[i][1]); 636795f5e2cSLuis R. Rodriguez 637795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, AR9285_AN_RF2G6, AR9285_AN_RF2G6_CCOMP, ccomp_org); 638795f5e2cSLuis R. Rodriguez } 639795f5e2cSLuis R. Rodriguez 640795f5e2cSLuis R. Rodriguez static void ar9002_hw_pa_cal(struct ath_hw *ah, bool is_reset) 641795f5e2cSLuis R. Rodriguez { 642795f5e2cSLuis R. Rodriguez if (AR_SREV_9271(ah)) { 643795f5e2cSLuis R. Rodriguez if (is_reset || !ah->pacal_info.skipcount) 644795f5e2cSLuis R. Rodriguez ar9271_hw_pa_cal(ah, is_reset); 645795f5e2cSLuis R. Rodriguez else 646795f5e2cSLuis R. Rodriguez ah->pacal_info.skipcount--; 647e17f83eaSFelix Fietkau } else if (AR_SREV_9285_12_OR_LATER(ah)) { 648795f5e2cSLuis R. Rodriguez if (is_reset || !ah->pacal_info.skipcount) 649795f5e2cSLuis R. Rodriguez ar9285_hw_pa_cal(ah, is_reset); 650795f5e2cSLuis R. Rodriguez else 651795f5e2cSLuis R. Rodriguez ah->pacal_info.skipcount--; 652795f5e2cSLuis R. Rodriguez } 653795f5e2cSLuis R. Rodriguez } 654795f5e2cSLuis R. Rodriguez 655795f5e2cSLuis R. Rodriguez static void ar9002_hw_olc_temp_compensation(struct ath_hw *ah) 656795f5e2cSLuis R. Rodriguez { 657795f5e2cSLuis R. Rodriguez if (OLC_FOR_AR9287_10_LATER) 658795f5e2cSLuis R. Rodriguez ar9287_hw_olc_temp_compensation(ah); 659795f5e2cSLuis R. Rodriguez else if (OLC_FOR_AR9280_20_LATER) 660795f5e2cSLuis R. Rodriguez ar9280_hw_olc_temp_compensation(ah); 661795f5e2cSLuis R. Rodriguez } 662795f5e2cSLuis R. Rodriguez 663795f5e2cSLuis R. Rodriguez static bool ar9002_hw_calibrate(struct ath_hw *ah, 664795f5e2cSLuis R. Rodriguez struct ath9k_channel *chan, 665795f5e2cSLuis R. Rodriguez u8 rxchainmask, 666795f5e2cSLuis R. Rodriguez bool longcal) 667795f5e2cSLuis R. Rodriguez { 668795f5e2cSLuis R. Rodriguez bool iscaldone = true; 669795f5e2cSLuis R. Rodriguez struct ath9k_cal_list *currCal = ah->cal_list_curr; 6704254bc1cSFelix Fietkau bool nfcal, nfcal_pending = false; 671795f5e2cSLuis R. Rodriguez 6724254bc1cSFelix Fietkau nfcal = !!(REG_READ(ah, AR_PHY_AGC_CONTROL) & AR_PHY_AGC_CONTROL_NF); 6734254bc1cSFelix Fietkau if (ah->caldata) 6744254bc1cSFelix Fietkau nfcal_pending = ah->caldata->nfcal_pending; 6754254bc1cSFelix Fietkau 6764254bc1cSFelix Fietkau if (currCal && !nfcal && 677795f5e2cSLuis R. Rodriguez (currCal->calState == CAL_RUNNING || 678795f5e2cSLuis R. Rodriguez currCal->calState == CAL_WAITING)) { 679795f5e2cSLuis R. Rodriguez iscaldone = ar9002_hw_per_calibration(ah, chan, 680795f5e2cSLuis R. Rodriguez rxchainmask, currCal); 681795f5e2cSLuis R. Rodriguez if (iscaldone) { 682795f5e2cSLuis R. Rodriguez ah->cal_list_curr = currCal = currCal->calNext; 683795f5e2cSLuis R. Rodriguez 684795f5e2cSLuis R. Rodriguez if (currCal->calState == CAL_WAITING) { 685795f5e2cSLuis R. Rodriguez iscaldone = false; 686795f5e2cSLuis R. Rodriguez ath9k_hw_reset_calibration(ah, currCal); 687795f5e2cSLuis R. Rodriguez } 688795f5e2cSLuis R. Rodriguez } 689795f5e2cSLuis R. Rodriguez } 690795f5e2cSLuis R. Rodriguez 691795f5e2cSLuis R. Rodriguez /* Do NF cal only at longer intervals */ 6924254bc1cSFelix Fietkau if (longcal || nfcal_pending) { 693795f5e2cSLuis R. Rodriguez /* 694795f5e2cSLuis R. Rodriguez * Get the value from the previous NF cal and update 695795f5e2cSLuis R. Rodriguez * history buffer. 696795f5e2cSLuis R. Rodriguez */ 6974254bc1cSFelix Fietkau if (ath9k_hw_getnf(ah, chan)) { 698795f5e2cSLuis R. Rodriguez /* 6994254bc1cSFelix Fietkau * Load the NF from history buffer of the current 7004254bc1cSFelix Fietkau * channel. 7014254bc1cSFelix Fietkau * NF is slow time-variant, so it is OK to use a 7024254bc1cSFelix Fietkau * historical value. 703795f5e2cSLuis R. Rodriguez */ 704795f5e2cSLuis R. Rodriguez ath9k_hw_loadnf(ah, ah->curchan); 7054254bc1cSFelix Fietkau } 706795f5e2cSLuis R. Rodriguez 707811ea256SRajkumar Manoharan if (longcal) { 70800c86590SFelix Fietkau ath9k_hw_start_nfcal(ah, false); 709811ea256SRajkumar Manoharan /* Do periodic PAOffset Cal */ 710811ea256SRajkumar Manoharan ar9002_hw_pa_cal(ah, false); 711811ea256SRajkumar Manoharan ar9002_hw_olc_temp_compensation(ah); 712811ea256SRajkumar Manoharan } 713795f5e2cSLuis R. Rodriguez } 714795f5e2cSLuis R. Rodriguez 715795f5e2cSLuis R. Rodriguez return iscaldone; 716795f5e2cSLuis R. Rodriguez } 717795f5e2cSLuis R. Rodriguez 718795f5e2cSLuis R. Rodriguez /* Carrier leakage Calibration fix */ 719795f5e2cSLuis R. Rodriguez static bool ar9285_hw_cl_cal(struct ath_hw *ah, struct ath9k_channel *chan) 720795f5e2cSLuis R. Rodriguez { 721795f5e2cSLuis R. Rodriguez struct ath_common *common = ath9k_hw_common(ah); 722795f5e2cSLuis R. Rodriguez 723795f5e2cSLuis R. Rodriguez REG_SET_BIT(ah, AR_PHY_CL_CAL_CTL, AR_PHY_CL_CAL_ENABLE); 724795f5e2cSLuis R. Rodriguez if (IS_CHAN_HT20(chan)) { 725795f5e2cSLuis R. Rodriguez REG_SET_BIT(ah, AR_PHY_CL_CAL_CTL, AR_PHY_PARALLEL_CAL_ENABLE); 726795f5e2cSLuis R. Rodriguez REG_SET_BIT(ah, AR_PHY_TURBO, AR_PHY_FC_DYN2040_EN); 727795f5e2cSLuis R. Rodriguez REG_CLR_BIT(ah, AR_PHY_AGC_CONTROL, 728795f5e2cSLuis R. Rodriguez AR_PHY_AGC_CONTROL_FLTR_CAL); 729795f5e2cSLuis R. Rodriguez REG_CLR_BIT(ah, AR_PHY_TPCRG1, AR_PHY_TPCRG1_PD_CAL_ENABLE); 730795f5e2cSLuis R. Rodriguez REG_SET_BIT(ah, AR_PHY_AGC_CONTROL, AR_PHY_AGC_CONTROL_CAL); 731795f5e2cSLuis R. Rodriguez if (!ath9k_hw_wait(ah, AR_PHY_AGC_CONTROL, 732795f5e2cSLuis R. Rodriguez AR_PHY_AGC_CONTROL_CAL, 0, AH_WAIT_TIMEOUT)) { 733d2182b69SJoe Perches ath_dbg(common, CALIBRATE, 734226afe68SJoe Perches "offset calibration failed to complete in 1ms; noisy environment?\n"); 735795f5e2cSLuis R. Rodriguez return false; 736795f5e2cSLuis R. Rodriguez } 737795f5e2cSLuis R. Rodriguez REG_CLR_BIT(ah, AR_PHY_TURBO, AR_PHY_FC_DYN2040_EN); 738795f5e2cSLuis R. Rodriguez REG_CLR_BIT(ah, AR_PHY_CL_CAL_CTL, AR_PHY_PARALLEL_CAL_ENABLE); 739795f5e2cSLuis R. Rodriguez REG_CLR_BIT(ah, AR_PHY_CL_CAL_CTL, AR_PHY_CL_CAL_ENABLE); 740795f5e2cSLuis R. Rodriguez } 741795f5e2cSLuis R. Rodriguez REG_CLR_BIT(ah, AR_PHY_ADC_CTL, AR_PHY_ADC_CTL_OFF_PWDADC); 742795f5e2cSLuis R. Rodriguez REG_SET_BIT(ah, AR_PHY_AGC_CONTROL, AR_PHY_AGC_CONTROL_FLTR_CAL); 743795f5e2cSLuis R. Rodriguez REG_SET_BIT(ah, AR_PHY_TPCRG1, AR_PHY_TPCRG1_PD_CAL_ENABLE); 744795f5e2cSLuis R. Rodriguez REG_SET_BIT(ah, AR_PHY_AGC_CONTROL, AR_PHY_AGC_CONTROL_CAL); 745795f5e2cSLuis R. Rodriguez if (!ath9k_hw_wait(ah, AR_PHY_AGC_CONTROL, AR_PHY_AGC_CONTROL_CAL, 746795f5e2cSLuis R. Rodriguez 0, AH_WAIT_TIMEOUT)) { 747d2182b69SJoe Perches ath_dbg(common, CALIBRATE, 748226afe68SJoe Perches "offset calibration failed to complete in 1ms; noisy environment?\n"); 749795f5e2cSLuis R. Rodriguez return false; 750795f5e2cSLuis R. Rodriguez } 751795f5e2cSLuis R. Rodriguez 752795f5e2cSLuis R. Rodriguez REG_SET_BIT(ah, AR_PHY_ADC_CTL, AR_PHY_ADC_CTL_OFF_PWDADC); 753795f5e2cSLuis R. Rodriguez REG_CLR_BIT(ah, AR_PHY_CL_CAL_CTL, AR_PHY_CL_CAL_ENABLE); 754795f5e2cSLuis R. Rodriguez REG_CLR_BIT(ah, AR_PHY_AGC_CONTROL, AR_PHY_AGC_CONTROL_FLTR_CAL); 755795f5e2cSLuis R. Rodriguez 756795f5e2cSLuis R. Rodriguez return true; 757795f5e2cSLuis R. Rodriguez } 758795f5e2cSLuis R. Rodriguez 759795f5e2cSLuis R. Rodriguez static bool ar9285_hw_clc(struct ath_hw *ah, struct ath9k_channel *chan) 760795f5e2cSLuis R. Rodriguez { 761795f5e2cSLuis R. Rodriguez int i; 762795f5e2cSLuis R. Rodriguez u_int32_t txgain_max; 763795f5e2cSLuis R. Rodriguez u_int32_t clc_gain, gain_mask = 0, clc_num = 0; 764795f5e2cSLuis R. Rodriguez u_int32_t reg_clc_I0, reg_clc_Q0; 765795f5e2cSLuis R. Rodriguez u_int32_t i0_num = 0; 766795f5e2cSLuis R. Rodriguez u_int32_t q0_num = 0; 767795f5e2cSLuis R. Rodriguez u_int32_t total_num = 0; 768795f5e2cSLuis R. Rodriguez u_int32_t reg_rf2g5_org; 769795f5e2cSLuis R. Rodriguez bool retv = true; 770795f5e2cSLuis R. Rodriguez 771795f5e2cSLuis R. Rodriguez if (!(ar9285_hw_cl_cal(ah, chan))) 772795f5e2cSLuis R. Rodriguez return false; 773795f5e2cSLuis R. Rodriguez 774795f5e2cSLuis R. Rodriguez txgain_max = MS(REG_READ(ah, AR_PHY_TX_PWRCTRL7), 775795f5e2cSLuis R. Rodriguez AR_PHY_TX_PWRCTRL_TX_GAIN_TAB_MAX); 776795f5e2cSLuis R. Rodriguez 777795f5e2cSLuis R. Rodriguez for (i = 0; i < (txgain_max+1); i++) { 778795f5e2cSLuis R. Rodriguez clc_gain = (REG_READ(ah, (AR_PHY_TX_GAIN_TBL1+(i<<2))) & 779795f5e2cSLuis R. Rodriguez AR_PHY_TX_GAIN_CLC) >> AR_PHY_TX_GAIN_CLC_S; 780795f5e2cSLuis R. Rodriguez if (!(gain_mask & (1 << clc_gain))) { 781795f5e2cSLuis R. Rodriguez gain_mask |= (1 << clc_gain); 782795f5e2cSLuis R. Rodriguez clc_num++; 783795f5e2cSLuis R. Rodriguez } 784795f5e2cSLuis R. Rodriguez } 785795f5e2cSLuis R. Rodriguez 786795f5e2cSLuis R. Rodriguez for (i = 0; i < clc_num; i++) { 787795f5e2cSLuis R. Rodriguez reg_clc_I0 = (REG_READ(ah, (AR_PHY_CLC_TBL1 + (i << 2))) 788795f5e2cSLuis R. Rodriguez & AR_PHY_CLC_I0) >> AR_PHY_CLC_I0_S; 789795f5e2cSLuis R. Rodriguez reg_clc_Q0 = (REG_READ(ah, (AR_PHY_CLC_TBL1 + (i << 2))) 790795f5e2cSLuis R. Rodriguez & AR_PHY_CLC_Q0) >> AR_PHY_CLC_Q0_S; 791795f5e2cSLuis R. Rodriguez if (reg_clc_I0 == 0) 792795f5e2cSLuis R. Rodriguez i0_num++; 793795f5e2cSLuis R. Rodriguez 794795f5e2cSLuis R. Rodriguez if (reg_clc_Q0 == 0) 795795f5e2cSLuis R. Rodriguez q0_num++; 796795f5e2cSLuis R. Rodriguez } 797795f5e2cSLuis R. Rodriguez total_num = i0_num + q0_num; 798795f5e2cSLuis R. Rodriguez if (total_num > AR9285_CLCAL_REDO_THRESH) { 799795f5e2cSLuis R. Rodriguez reg_rf2g5_org = REG_READ(ah, AR9285_RF2G5); 800795f5e2cSLuis R. Rodriguez if (AR_SREV_9285E_20(ah)) { 801795f5e2cSLuis R. Rodriguez REG_WRITE(ah, AR9285_RF2G5, 802795f5e2cSLuis R. Rodriguez (reg_rf2g5_org & AR9285_RF2G5_IC50TX) | 803795f5e2cSLuis R. Rodriguez AR9285_RF2G5_IC50TX_XE_SET); 804795f5e2cSLuis R. Rodriguez } else { 805795f5e2cSLuis R. Rodriguez REG_WRITE(ah, AR9285_RF2G5, 806795f5e2cSLuis R. Rodriguez (reg_rf2g5_org & AR9285_RF2G5_IC50TX) | 807795f5e2cSLuis R. Rodriguez AR9285_RF2G5_IC50TX_SET); 808795f5e2cSLuis R. Rodriguez } 809795f5e2cSLuis R. Rodriguez retv = ar9285_hw_cl_cal(ah, chan); 810795f5e2cSLuis R. Rodriguez REG_WRITE(ah, AR9285_RF2G5, reg_rf2g5_org); 811795f5e2cSLuis R. Rodriguez } 812795f5e2cSLuis R. Rodriguez return retv; 813795f5e2cSLuis R. Rodriguez } 814795f5e2cSLuis R. Rodriguez 815795f5e2cSLuis R. Rodriguez static bool ar9002_hw_init_cal(struct ath_hw *ah, struct ath9k_channel *chan) 816795f5e2cSLuis R. Rodriguez { 817795f5e2cSLuis R. Rodriguez struct ath_common *common = ath9k_hw_common(ah); 818795f5e2cSLuis R. Rodriguez 819a4d6e17dSRajkumar Manoharan if (AR_SREV_9271(ah)) { 820a4d6e17dSRajkumar Manoharan if (!ar9285_hw_cl_cal(ah, chan)) 821a4d6e17dSRajkumar Manoharan return false; 8221df85eceSAdrian Chadd } else if (AR_SREV_9285(ah) && AR_SREV_9285_12_OR_LATER(ah)) { 823795f5e2cSLuis R. Rodriguez if (!ar9285_hw_clc(ah, chan)) 824795f5e2cSLuis R. Rodriguez return false; 825795f5e2cSLuis R. Rodriguez } else { 8267a37081eSFelix Fietkau if (AR_SREV_9280_20_OR_LATER(ah)) { 827a42acef0SFelix Fietkau if (!AR_SREV_9287_11_OR_LATER(ah)) 828795f5e2cSLuis R. Rodriguez REG_CLR_BIT(ah, AR_PHY_ADC_CTL, 829795f5e2cSLuis R. Rodriguez AR_PHY_ADC_CTL_OFF_PWDADC); 830795f5e2cSLuis R. Rodriguez REG_SET_BIT(ah, AR_PHY_AGC_CONTROL, 831795f5e2cSLuis R. Rodriguez AR_PHY_AGC_CONTROL_FLTR_CAL); 832795f5e2cSLuis R. Rodriguez } 833795f5e2cSLuis R. Rodriguez 834795f5e2cSLuis R. Rodriguez /* Calibrate the AGC */ 835795f5e2cSLuis R. Rodriguez REG_WRITE(ah, AR_PHY_AGC_CONTROL, 836795f5e2cSLuis R. Rodriguez REG_READ(ah, AR_PHY_AGC_CONTROL) | 837795f5e2cSLuis R. Rodriguez AR_PHY_AGC_CONTROL_CAL); 838795f5e2cSLuis R. Rodriguez 839795f5e2cSLuis R. Rodriguez /* Poll for offset calibration complete */ 840795f5e2cSLuis R. Rodriguez if (!ath9k_hw_wait(ah, AR_PHY_AGC_CONTROL, 841795f5e2cSLuis R. Rodriguez AR_PHY_AGC_CONTROL_CAL, 842795f5e2cSLuis R. Rodriguez 0, AH_WAIT_TIMEOUT)) { 843d2182b69SJoe Perches ath_dbg(common, CALIBRATE, 844226afe68SJoe Perches "offset calibration failed to complete in 1ms; noisy environment?\n"); 845795f5e2cSLuis R. Rodriguez return false; 846795f5e2cSLuis R. Rodriguez } 847795f5e2cSLuis R. Rodriguez 8487a37081eSFelix Fietkau if (AR_SREV_9280_20_OR_LATER(ah)) { 849a42acef0SFelix Fietkau if (!AR_SREV_9287_11_OR_LATER(ah)) 850795f5e2cSLuis R. Rodriguez REG_SET_BIT(ah, AR_PHY_ADC_CTL, 851795f5e2cSLuis R. Rodriguez AR_PHY_ADC_CTL_OFF_PWDADC); 852795f5e2cSLuis R. Rodriguez REG_CLR_BIT(ah, AR_PHY_AGC_CONTROL, 853795f5e2cSLuis R. Rodriguez AR_PHY_AGC_CONTROL_FLTR_CAL); 854795f5e2cSLuis R. Rodriguez } 855795f5e2cSLuis R. Rodriguez } 856795f5e2cSLuis R. Rodriguez 857795f5e2cSLuis R. Rodriguez /* Do PA Calibration */ 858795f5e2cSLuis R. Rodriguez ar9002_hw_pa_cal(ah, true); 859795f5e2cSLuis R. Rodriguez 8604254bc1cSFelix Fietkau if (ah->caldata) 8614254bc1cSFelix Fietkau ah->caldata->nfcal_pending = true; 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