1795f5e2cSLuis R. Rodriguez /* 2795f5e2cSLuis R. Rodriguez * Copyright (c) 2008-2010 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 296497827fSFelix Fietkau 30795f5e2cSLuis R. Rodriguez static void ar9002_hw_setup_calibration(struct ath_hw *ah, 31795f5e2cSLuis R. Rodriguez struct ath9k_cal_list *currCal) 32795f5e2cSLuis R. Rodriguez { 33795f5e2cSLuis R. Rodriguez struct ath_common *common = ath9k_hw_common(ah); 34795f5e2cSLuis R. Rodriguez 35795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, AR_PHY_TIMING_CTRL4(0), 36795f5e2cSLuis R. Rodriguez AR_PHY_TIMING_CTRL4_IQCAL_LOG_COUNT_MAX, 37795f5e2cSLuis R. Rodriguez currCal->calData->calCountMax); 38795f5e2cSLuis R. Rodriguez 39795f5e2cSLuis R. Rodriguez switch (currCal->calData->calType) { 40795f5e2cSLuis R. Rodriguez case IQ_MISMATCH_CAL: 41795f5e2cSLuis R. Rodriguez REG_WRITE(ah, AR_PHY_CALMODE, AR_PHY_CALMODE_IQ); 42795f5e2cSLuis R. Rodriguez ath_print(common, ATH_DBG_CALIBRATE, 43795f5e2cSLuis R. Rodriguez "starting IQ Mismatch Calibration\n"); 44795f5e2cSLuis R. Rodriguez break; 45795f5e2cSLuis R. Rodriguez case ADC_GAIN_CAL: 46795f5e2cSLuis R. Rodriguez REG_WRITE(ah, AR_PHY_CALMODE, AR_PHY_CALMODE_ADC_GAIN); 47795f5e2cSLuis R. Rodriguez ath_print(common, ATH_DBG_CALIBRATE, 48795f5e2cSLuis R. Rodriguez "starting ADC Gain Calibration\n"); 49795f5e2cSLuis R. Rodriguez break; 50795f5e2cSLuis R. Rodriguez case ADC_DC_CAL: 51795f5e2cSLuis R. Rodriguez REG_WRITE(ah, AR_PHY_CALMODE, AR_PHY_CALMODE_ADC_DC_PER); 52795f5e2cSLuis R. Rodriguez ath_print(common, ATH_DBG_CALIBRATE, 53795f5e2cSLuis R. Rodriguez "starting ADC DC Calibration\n"); 54795f5e2cSLuis R. Rodriguez break; 55795f5e2cSLuis R. Rodriguez } 56795f5e2cSLuis R. Rodriguez 57795f5e2cSLuis R. Rodriguez REG_SET_BIT(ah, AR_PHY_TIMING_CTRL4(0), 58795f5e2cSLuis R. Rodriguez AR_PHY_TIMING_CTRL4_DO_CAL); 59795f5e2cSLuis R. Rodriguez } 60795f5e2cSLuis R. Rodriguez 61795f5e2cSLuis R. Rodriguez static bool ar9002_hw_per_calibration(struct ath_hw *ah, 62795f5e2cSLuis R. Rodriguez struct ath9k_channel *ichan, 63795f5e2cSLuis R. Rodriguez u8 rxchainmask, 64795f5e2cSLuis R. Rodriguez struct ath9k_cal_list *currCal) 65795f5e2cSLuis R. Rodriguez { 6620bd2a09SFelix Fietkau struct ath9k_hw_cal_data *caldata = ah->caldata; 67795f5e2cSLuis R. Rodriguez bool iscaldone = false; 68795f5e2cSLuis R. Rodriguez 69795f5e2cSLuis R. Rodriguez if (currCal->calState == CAL_RUNNING) { 70795f5e2cSLuis R. Rodriguez if (!(REG_READ(ah, AR_PHY_TIMING_CTRL4(0)) & 71795f5e2cSLuis R. Rodriguez AR_PHY_TIMING_CTRL4_DO_CAL)) { 72795f5e2cSLuis R. Rodriguez 73795f5e2cSLuis R. Rodriguez currCal->calData->calCollect(ah); 74795f5e2cSLuis R. Rodriguez ah->cal_samples++; 75795f5e2cSLuis R. Rodriguez 76795f5e2cSLuis R. Rodriguez if (ah->cal_samples >= 77795f5e2cSLuis R. Rodriguez currCal->calData->calNumSamples) { 78795f5e2cSLuis R. Rodriguez int i, numChains = 0; 79795f5e2cSLuis R. Rodriguez for (i = 0; i < AR5416_MAX_CHAINS; i++) { 80795f5e2cSLuis R. Rodriguez if (rxchainmask & (1 << i)) 81795f5e2cSLuis R. Rodriguez numChains++; 82795f5e2cSLuis R. Rodriguez } 83795f5e2cSLuis R. Rodriguez 84795f5e2cSLuis R. Rodriguez currCal->calData->calPostProc(ah, numChains); 8520bd2a09SFelix Fietkau caldata->CalValid |= currCal->calData->calType; 86795f5e2cSLuis R. Rodriguez currCal->calState = CAL_DONE; 87795f5e2cSLuis R. Rodriguez iscaldone = true; 88795f5e2cSLuis R. Rodriguez } else { 89795f5e2cSLuis R. Rodriguez ar9002_hw_setup_calibration(ah, currCal); 90795f5e2cSLuis R. Rodriguez } 91795f5e2cSLuis R. Rodriguez } 9220bd2a09SFelix Fietkau } else if (!(caldata->CalValid & currCal->calData->calType)) { 93795f5e2cSLuis R. Rodriguez ath9k_hw_reset_calibration(ah, currCal); 94795f5e2cSLuis R. Rodriguez } 95795f5e2cSLuis R. Rodriguez 96795f5e2cSLuis R. Rodriguez return iscaldone; 97795f5e2cSLuis R. Rodriguez } 98795f5e2cSLuis R. Rodriguez 99795f5e2cSLuis R. Rodriguez static void ar9002_hw_iqcal_collect(struct ath_hw *ah) 100795f5e2cSLuis R. Rodriguez { 101795f5e2cSLuis R. Rodriguez int i; 102795f5e2cSLuis R. Rodriguez 103795f5e2cSLuis R. Rodriguez for (i = 0; i < AR5416_MAX_CHAINS; i++) { 104795f5e2cSLuis R. Rodriguez ah->totalPowerMeasI[i] += 105795f5e2cSLuis R. Rodriguez REG_READ(ah, AR_PHY_CAL_MEAS_0(i)); 106795f5e2cSLuis R. Rodriguez ah->totalPowerMeasQ[i] += 107795f5e2cSLuis R. Rodriguez REG_READ(ah, AR_PHY_CAL_MEAS_1(i)); 108795f5e2cSLuis R. Rodriguez ah->totalIqCorrMeas[i] += 109795f5e2cSLuis R. Rodriguez (int32_t) REG_READ(ah, AR_PHY_CAL_MEAS_2(i)); 110795f5e2cSLuis R. Rodriguez ath_print(ath9k_hw_common(ah), ATH_DBG_CALIBRATE, 111795f5e2cSLuis R. Rodriguez "%d: Chn %d pmi=0x%08x;pmq=0x%08x;iqcm=0x%08x;\n", 112795f5e2cSLuis R. Rodriguez ah->cal_samples, i, ah->totalPowerMeasI[i], 113795f5e2cSLuis R. Rodriguez ah->totalPowerMeasQ[i], 114795f5e2cSLuis R. Rodriguez ah->totalIqCorrMeas[i]); 115795f5e2cSLuis R. Rodriguez } 116795f5e2cSLuis R. Rodriguez } 117795f5e2cSLuis R. Rodriguez 118795f5e2cSLuis R. Rodriguez static void ar9002_hw_adc_gaincal_collect(struct ath_hw *ah) 119795f5e2cSLuis R. Rodriguez { 120795f5e2cSLuis R. Rodriguez int i; 121795f5e2cSLuis R. Rodriguez 122795f5e2cSLuis R. Rodriguez for (i = 0; i < AR5416_MAX_CHAINS; i++) { 123795f5e2cSLuis R. Rodriguez ah->totalAdcIOddPhase[i] += 124795f5e2cSLuis R. Rodriguez REG_READ(ah, AR_PHY_CAL_MEAS_0(i)); 125795f5e2cSLuis R. Rodriguez ah->totalAdcIEvenPhase[i] += 126795f5e2cSLuis R. Rodriguez REG_READ(ah, AR_PHY_CAL_MEAS_1(i)); 127795f5e2cSLuis R. Rodriguez ah->totalAdcQOddPhase[i] += 128795f5e2cSLuis R. Rodriguez REG_READ(ah, AR_PHY_CAL_MEAS_2(i)); 129795f5e2cSLuis R. Rodriguez ah->totalAdcQEvenPhase[i] += 130795f5e2cSLuis R. Rodriguez REG_READ(ah, AR_PHY_CAL_MEAS_3(i)); 131795f5e2cSLuis R. Rodriguez 132795f5e2cSLuis R. Rodriguez ath_print(ath9k_hw_common(ah), ATH_DBG_CALIBRATE, 133795f5e2cSLuis R. Rodriguez "%d: Chn %d oddi=0x%08x; eveni=0x%08x; " 134795f5e2cSLuis R. Rodriguez "oddq=0x%08x; evenq=0x%08x;\n", 135795f5e2cSLuis R. Rodriguez ah->cal_samples, i, 136795f5e2cSLuis R. Rodriguez ah->totalAdcIOddPhase[i], 137795f5e2cSLuis R. Rodriguez ah->totalAdcIEvenPhase[i], 138795f5e2cSLuis R. Rodriguez ah->totalAdcQOddPhase[i], 139795f5e2cSLuis R. Rodriguez ah->totalAdcQEvenPhase[i]); 140795f5e2cSLuis R. Rodriguez } 141795f5e2cSLuis R. Rodriguez } 142795f5e2cSLuis R. Rodriguez 143795f5e2cSLuis R. Rodriguez static void ar9002_hw_adc_dccal_collect(struct ath_hw *ah) 144795f5e2cSLuis R. Rodriguez { 145795f5e2cSLuis R. Rodriguez int i; 146795f5e2cSLuis R. Rodriguez 147795f5e2cSLuis R. Rodriguez for (i = 0; i < AR5416_MAX_CHAINS; i++) { 148795f5e2cSLuis R. Rodriguez ah->totalAdcDcOffsetIOddPhase[i] += 149795f5e2cSLuis R. Rodriguez (int32_t) REG_READ(ah, AR_PHY_CAL_MEAS_0(i)); 150795f5e2cSLuis R. Rodriguez ah->totalAdcDcOffsetIEvenPhase[i] += 151795f5e2cSLuis R. Rodriguez (int32_t) REG_READ(ah, AR_PHY_CAL_MEAS_1(i)); 152795f5e2cSLuis R. Rodriguez ah->totalAdcDcOffsetQOddPhase[i] += 153795f5e2cSLuis R. Rodriguez (int32_t) REG_READ(ah, AR_PHY_CAL_MEAS_2(i)); 154795f5e2cSLuis R. Rodriguez ah->totalAdcDcOffsetQEvenPhase[i] += 155795f5e2cSLuis R. Rodriguez (int32_t) REG_READ(ah, AR_PHY_CAL_MEAS_3(i)); 156795f5e2cSLuis R. Rodriguez 157795f5e2cSLuis R. Rodriguez ath_print(ath9k_hw_common(ah), ATH_DBG_CALIBRATE, 158795f5e2cSLuis R. Rodriguez "%d: Chn %d oddi=0x%08x; eveni=0x%08x; " 159795f5e2cSLuis R. Rodriguez "oddq=0x%08x; evenq=0x%08x;\n", 160795f5e2cSLuis R. Rodriguez ah->cal_samples, i, 161795f5e2cSLuis R. Rodriguez ah->totalAdcDcOffsetIOddPhase[i], 162795f5e2cSLuis R. Rodriguez ah->totalAdcDcOffsetIEvenPhase[i], 163795f5e2cSLuis R. Rodriguez ah->totalAdcDcOffsetQOddPhase[i], 164795f5e2cSLuis R. Rodriguez ah->totalAdcDcOffsetQEvenPhase[i]); 165795f5e2cSLuis R. Rodriguez } 166795f5e2cSLuis R. Rodriguez } 167795f5e2cSLuis R. Rodriguez 168795f5e2cSLuis R. Rodriguez static void ar9002_hw_iqcalibrate(struct ath_hw *ah, u8 numChains) 169795f5e2cSLuis R. Rodriguez { 170795f5e2cSLuis R. Rodriguez struct ath_common *common = ath9k_hw_common(ah); 171795f5e2cSLuis R. Rodriguez u32 powerMeasQ, powerMeasI, iqCorrMeas; 172795f5e2cSLuis R. Rodriguez u32 qCoffDenom, iCoffDenom; 173795f5e2cSLuis R. Rodriguez int32_t qCoff, iCoff; 174795f5e2cSLuis R. Rodriguez int iqCorrNeg, i; 175795f5e2cSLuis R. Rodriguez 176795f5e2cSLuis R. Rodriguez for (i = 0; i < numChains; i++) { 177795f5e2cSLuis R. Rodriguez powerMeasI = ah->totalPowerMeasI[i]; 178795f5e2cSLuis R. Rodriguez powerMeasQ = ah->totalPowerMeasQ[i]; 179795f5e2cSLuis R. Rodriguez iqCorrMeas = ah->totalIqCorrMeas[i]; 180795f5e2cSLuis R. Rodriguez 181795f5e2cSLuis R. Rodriguez ath_print(common, ATH_DBG_CALIBRATE, 182795f5e2cSLuis R. Rodriguez "Starting IQ Cal and Correction for Chain %d\n", 183795f5e2cSLuis R. Rodriguez i); 184795f5e2cSLuis R. Rodriguez 185795f5e2cSLuis R. Rodriguez ath_print(common, ATH_DBG_CALIBRATE, 186795f5e2cSLuis R. Rodriguez "Orignal: Chn %diq_corr_meas = 0x%08x\n", 187795f5e2cSLuis R. Rodriguez i, ah->totalIqCorrMeas[i]); 188795f5e2cSLuis R. Rodriguez 189795f5e2cSLuis R. Rodriguez iqCorrNeg = 0; 190795f5e2cSLuis R. Rodriguez 191795f5e2cSLuis R. Rodriguez if (iqCorrMeas > 0x80000000) { 192795f5e2cSLuis R. Rodriguez iqCorrMeas = (0xffffffff - iqCorrMeas) + 1; 193795f5e2cSLuis R. Rodriguez iqCorrNeg = 1; 194795f5e2cSLuis R. Rodriguez } 195795f5e2cSLuis R. Rodriguez 196795f5e2cSLuis R. Rodriguez ath_print(common, ATH_DBG_CALIBRATE, 197795f5e2cSLuis R. Rodriguez "Chn %d pwr_meas_i = 0x%08x\n", i, powerMeasI); 198795f5e2cSLuis R. Rodriguez ath_print(common, ATH_DBG_CALIBRATE, 199795f5e2cSLuis R. Rodriguez "Chn %d pwr_meas_q = 0x%08x\n", i, powerMeasQ); 200795f5e2cSLuis R. Rodriguez ath_print(common, ATH_DBG_CALIBRATE, "iqCorrNeg is 0x%08x\n", 201795f5e2cSLuis R. Rodriguez iqCorrNeg); 202795f5e2cSLuis R. Rodriguez 203795f5e2cSLuis R. Rodriguez iCoffDenom = (powerMeasI / 2 + powerMeasQ / 2) / 128; 204795f5e2cSLuis R. Rodriguez qCoffDenom = powerMeasQ / 64; 205795f5e2cSLuis R. Rodriguez 206795f5e2cSLuis R. Rodriguez if ((powerMeasQ != 0) && (iCoffDenom != 0) && 207795f5e2cSLuis R. Rodriguez (qCoffDenom != 0)) { 208795f5e2cSLuis R. Rodriguez iCoff = iqCorrMeas / iCoffDenom; 209795f5e2cSLuis R. Rodriguez qCoff = powerMeasI / qCoffDenom - 64; 210795f5e2cSLuis R. Rodriguez ath_print(common, ATH_DBG_CALIBRATE, 211795f5e2cSLuis R. Rodriguez "Chn %d iCoff = 0x%08x\n", i, iCoff); 212795f5e2cSLuis R. Rodriguez ath_print(common, ATH_DBG_CALIBRATE, 213795f5e2cSLuis R. Rodriguez "Chn %d qCoff = 0x%08x\n", i, qCoff); 214795f5e2cSLuis R. Rodriguez 215795f5e2cSLuis R. Rodriguez iCoff = iCoff & 0x3f; 216795f5e2cSLuis R. Rodriguez ath_print(common, ATH_DBG_CALIBRATE, 217795f5e2cSLuis R. Rodriguez "New: Chn %d iCoff = 0x%08x\n", i, iCoff); 218795f5e2cSLuis R. Rodriguez if (iqCorrNeg == 0x0) 219795f5e2cSLuis R. Rodriguez iCoff = 0x40 - iCoff; 220795f5e2cSLuis R. Rodriguez 221795f5e2cSLuis R. Rodriguez if (qCoff > 15) 222795f5e2cSLuis R. Rodriguez qCoff = 15; 223795f5e2cSLuis R. Rodriguez else if (qCoff <= -16) 22423399016SFelix Fietkau qCoff = -16; 225795f5e2cSLuis R. Rodriguez 226795f5e2cSLuis R. Rodriguez ath_print(common, ATH_DBG_CALIBRATE, 227795f5e2cSLuis R. Rodriguez "Chn %d : iCoff = 0x%x qCoff = 0x%x\n", 228795f5e2cSLuis R. Rodriguez i, iCoff, qCoff); 229795f5e2cSLuis R. Rodriguez 230795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, AR_PHY_TIMING_CTRL4(i), 231795f5e2cSLuis R. Rodriguez AR_PHY_TIMING_CTRL4_IQCORR_Q_I_COFF, 232795f5e2cSLuis R. Rodriguez iCoff); 233795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, AR_PHY_TIMING_CTRL4(i), 234795f5e2cSLuis R. Rodriguez AR_PHY_TIMING_CTRL4_IQCORR_Q_Q_COFF, 235795f5e2cSLuis R. Rodriguez qCoff); 236795f5e2cSLuis R. Rodriguez ath_print(common, ATH_DBG_CALIBRATE, 237795f5e2cSLuis R. Rodriguez "IQ Cal and Correction done for Chain %d\n", 238795f5e2cSLuis R. Rodriguez i); 239795f5e2cSLuis R. Rodriguez } 240795f5e2cSLuis R. Rodriguez } 241795f5e2cSLuis R. Rodriguez 242795f5e2cSLuis R. Rodriguez REG_SET_BIT(ah, AR_PHY_TIMING_CTRL4(0), 243795f5e2cSLuis R. Rodriguez AR_PHY_TIMING_CTRL4_IQCORR_ENABLE); 244795f5e2cSLuis R. Rodriguez } 245795f5e2cSLuis R. Rodriguez 246795f5e2cSLuis R. Rodriguez static void ar9002_hw_adc_gaincal_calibrate(struct ath_hw *ah, u8 numChains) 247795f5e2cSLuis R. Rodriguez { 248795f5e2cSLuis R. Rodriguez struct ath_common *common = ath9k_hw_common(ah); 249795f5e2cSLuis R. Rodriguez u32 iOddMeasOffset, iEvenMeasOffset, qOddMeasOffset, qEvenMeasOffset; 250795f5e2cSLuis R. Rodriguez u32 qGainMismatch, iGainMismatch, val, i; 251795f5e2cSLuis R. Rodriguez 252795f5e2cSLuis R. Rodriguez for (i = 0; i < numChains; i++) { 253795f5e2cSLuis R. Rodriguez iOddMeasOffset = ah->totalAdcIOddPhase[i]; 254795f5e2cSLuis R. Rodriguez iEvenMeasOffset = ah->totalAdcIEvenPhase[i]; 255795f5e2cSLuis R. Rodriguez qOddMeasOffset = ah->totalAdcQOddPhase[i]; 256795f5e2cSLuis R. Rodriguez qEvenMeasOffset = ah->totalAdcQEvenPhase[i]; 257795f5e2cSLuis R. Rodriguez 258795f5e2cSLuis R. Rodriguez ath_print(common, ATH_DBG_CALIBRATE, 259795f5e2cSLuis R. Rodriguez "Starting ADC Gain Cal for Chain %d\n", i); 260795f5e2cSLuis R. Rodriguez 261795f5e2cSLuis R. Rodriguez ath_print(common, ATH_DBG_CALIBRATE, 262795f5e2cSLuis R. Rodriguez "Chn %d pwr_meas_odd_i = 0x%08x\n", i, 263795f5e2cSLuis R. Rodriguez iOddMeasOffset); 264795f5e2cSLuis R. Rodriguez ath_print(common, ATH_DBG_CALIBRATE, 265795f5e2cSLuis R. Rodriguez "Chn %d pwr_meas_even_i = 0x%08x\n", i, 266795f5e2cSLuis R. Rodriguez iEvenMeasOffset); 267795f5e2cSLuis R. Rodriguez ath_print(common, ATH_DBG_CALIBRATE, 268795f5e2cSLuis R. Rodriguez "Chn %d pwr_meas_odd_q = 0x%08x\n", i, 269795f5e2cSLuis R. Rodriguez qOddMeasOffset); 270795f5e2cSLuis R. Rodriguez ath_print(common, ATH_DBG_CALIBRATE, 271795f5e2cSLuis R. Rodriguez "Chn %d pwr_meas_even_q = 0x%08x\n", i, 272795f5e2cSLuis R. Rodriguez qEvenMeasOffset); 273795f5e2cSLuis R. Rodriguez 274795f5e2cSLuis R. Rodriguez if (iOddMeasOffset != 0 && qEvenMeasOffset != 0) { 275795f5e2cSLuis R. Rodriguez iGainMismatch = 276795f5e2cSLuis R. Rodriguez ((iEvenMeasOffset * 32) / 277795f5e2cSLuis R. Rodriguez iOddMeasOffset) & 0x3f; 278795f5e2cSLuis R. Rodriguez qGainMismatch = 279795f5e2cSLuis R. Rodriguez ((qOddMeasOffset * 32) / 280795f5e2cSLuis R. Rodriguez qEvenMeasOffset) & 0x3f; 281795f5e2cSLuis R. Rodriguez 282795f5e2cSLuis R. Rodriguez ath_print(common, ATH_DBG_CALIBRATE, 283795f5e2cSLuis R. Rodriguez "Chn %d gain_mismatch_i = 0x%08x\n", i, 284795f5e2cSLuis R. Rodriguez iGainMismatch); 285795f5e2cSLuis R. Rodriguez ath_print(common, ATH_DBG_CALIBRATE, 286795f5e2cSLuis R. Rodriguez "Chn %d gain_mismatch_q = 0x%08x\n", i, 287795f5e2cSLuis R. Rodriguez qGainMismatch); 288795f5e2cSLuis R. Rodriguez 289795f5e2cSLuis R. Rodriguez val = REG_READ(ah, AR_PHY_NEW_ADC_DC_GAIN_CORR(i)); 290795f5e2cSLuis R. Rodriguez val &= 0xfffff000; 291795f5e2cSLuis R. Rodriguez val |= (qGainMismatch) | (iGainMismatch << 6); 292795f5e2cSLuis R. Rodriguez REG_WRITE(ah, AR_PHY_NEW_ADC_DC_GAIN_CORR(i), val); 293795f5e2cSLuis R. Rodriguez 294795f5e2cSLuis R. Rodriguez ath_print(common, ATH_DBG_CALIBRATE, 295795f5e2cSLuis R. Rodriguez "ADC Gain Cal done for Chain %d\n", i); 296795f5e2cSLuis R. Rodriguez } 297795f5e2cSLuis R. Rodriguez } 298795f5e2cSLuis R. Rodriguez 299795f5e2cSLuis R. Rodriguez REG_WRITE(ah, AR_PHY_NEW_ADC_DC_GAIN_CORR(0), 300795f5e2cSLuis R. Rodriguez REG_READ(ah, AR_PHY_NEW_ADC_DC_GAIN_CORR(0)) | 301795f5e2cSLuis R. Rodriguez AR_PHY_NEW_ADC_GAIN_CORR_ENABLE); 302795f5e2cSLuis R. Rodriguez } 303795f5e2cSLuis R. Rodriguez 304795f5e2cSLuis R. Rodriguez static void ar9002_hw_adc_dccal_calibrate(struct ath_hw *ah, u8 numChains) 305795f5e2cSLuis R. Rodriguez { 306795f5e2cSLuis R. Rodriguez struct ath_common *common = ath9k_hw_common(ah); 307795f5e2cSLuis R. Rodriguez u32 iOddMeasOffset, iEvenMeasOffset, val, i; 308795f5e2cSLuis R. Rodriguez int32_t qOddMeasOffset, qEvenMeasOffset, qDcMismatch, iDcMismatch; 309795f5e2cSLuis R. Rodriguez const struct ath9k_percal_data *calData = 310795f5e2cSLuis R. Rodriguez ah->cal_list_curr->calData; 311795f5e2cSLuis R. Rodriguez u32 numSamples = 312795f5e2cSLuis R. Rodriguez (1 << (calData->calCountMax + 5)) * calData->calNumSamples; 313795f5e2cSLuis R. Rodriguez 314795f5e2cSLuis R. Rodriguez for (i = 0; i < numChains; i++) { 315795f5e2cSLuis R. Rodriguez iOddMeasOffset = ah->totalAdcDcOffsetIOddPhase[i]; 316795f5e2cSLuis R. Rodriguez iEvenMeasOffset = ah->totalAdcDcOffsetIEvenPhase[i]; 317795f5e2cSLuis R. Rodriguez qOddMeasOffset = ah->totalAdcDcOffsetQOddPhase[i]; 318795f5e2cSLuis R. Rodriguez qEvenMeasOffset = ah->totalAdcDcOffsetQEvenPhase[i]; 319795f5e2cSLuis R. Rodriguez 320795f5e2cSLuis R. Rodriguez ath_print(common, ATH_DBG_CALIBRATE, 321795f5e2cSLuis R. Rodriguez "Starting ADC DC Offset Cal for Chain %d\n", i); 322795f5e2cSLuis R. Rodriguez 323795f5e2cSLuis R. Rodriguez ath_print(common, ATH_DBG_CALIBRATE, 324795f5e2cSLuis R. Rodriguez "Chn %d pwr_meas_odd_i = %d\n", i, 325795f5e2cSLuis R. Rodriguez iOddMeasOffset); 326795f5e2cSLuis R. Rodriguez ath_print(common, ATH_DBG_CALIBRATE, 327795f5e2cSLuis R. Rodriguez "Chn %d pwr_meas_even_i = %d\n", i, 328795f5e2cSLuis R. Rodriguez iEvenMeasOffset); 329795f5e2cSLuis R. Rodriguez ath_print(common, ATH_DBG_CALIBRATE, 330795f5e2cSLuis R. Rodriguez "Chn %d pwr_meas_odd_q = %d\n", i, 331795f5e2cSLuis R. Rodriguez qOddMeasOffset); 332795f5e2cSLuis R. Rodriguez ath_print(common, ATH_DBG_CALIBRATE, 333795f5e2cSLuis R. Rodriguez "Chn %d pwr_meas_even_q = %d\n", i, 334795f5e2cSLuis R. Rodriguez qEvenMeasOffset); 335795f5e2cSLuis R. Rodriguez 336795f5e2cSLuis R. Rodriguez iDcMismatch = (((iEvenMeasOffset - iOddMeasOffset) * 2) / 337795f5e2cSLuis R. Rodriguez numSamples) & 0x1ff; 338795f5e2cSLuis R. Rodriguez qDcMismatch = (((qOddMeasOffset - qEvenMeasOffset) * 2) / 339795f5e2cSLuis R. Rodriguez numSamples) & 0x1ff; 340795f5e2cSLuis R. Rodriguez 341795f5e2cSLuis R. Rodriguez ath_print(common, ATH_DBG_CALIBRATE, 342795f5e2cSLuis R. Rodriguez "Chn %d dc_offset_mismatch_i = 0x%08x\n", i, 343795f5e2cSLuis R. Rodriguez iDcMismatch); 344795f5e2cSLuis R. Rodriguez ath_print(common, ATH_DBG_CALIBRATE, 345795f5e2cSLuis R. Rodriguez "Chn %d dc_offset_mismatch_q = 0x%08x\n", i, 346795f5e2cSLuis R. Rodriguez qDcMismatch); 347795f5e2cSLuis R. Rodriguez 348795f5e2cSLuis R. Rodriguez val = REG_READ(ah, AR_PHY_NEW_ADC_DC_GAIN_CORR(i)); 349795f5e2cSLuis R. Rodriguez val &= 0xc0000fff; 350795f5e2cSLuis R. Rodriguez val |= (qDcMismatch << 12) | (iDcMismatch << 21); 351795f5e2cSLuis R. Rodriguez REG_WRITE(ah, AR_PHY_NEW_ADC_DC_GAIN_CORR(i), val); 352795f5e2cSLuis R. Rodriguez 353795f5e2cSLuis R. Rodriguez ath_print(common, ATH_DBG_CALIBRATE, 354795f5e2cSLuis R. Rodriguez "ADC DC Offset Cal done for Chain %d\n", i); 355795f5e2cSLuis R. Rodriguez } 356795f5e2cSLuis R. Rodriguez 357795f5e2cSLuis R. Rodriguez REG_WRITE(ah, AR_PHY_NEW_ADC_DC_GAIN_CORR(0), 358795f5e2cSLuis R. Rodriguez REG_READ(ah, AR_PHY_NEW_ADC_DC_GAIN_CORR(0)) | 359795f5e2cSLuis R. Rodriguez AR_PHY_NEW_ADC_DC_OFFSET_CORR_ENABLE); 360795f5e2cSLuis R. Rodriguez } 361795f5e2cSLuis R. Rodriguez 362795f5e2cSLuis R. Rodriguez static void ar9287_hw_olc_temp_compensation(struct ath_hw *ah) 363795f5e2cSLuis R. Rodriguez { 364795f5e2cSLuis R. Rodriguez u32 rddata; 365795f5e2cSLuis R. Rodriguez int32_t delta, currPDADC, slope; 366795f5e2cSLuis R. Rodriguez 367795f5e2cSLuis R. Rodriguez rddata = REG_READ(ah, AR_PHY_TX_PWRCTRL4); 368795f5e2cSLuis R. Rodriguez currPDADC = MS(rddata, AR_PHY_TX_PWRCTRL_PD_AVG_OUT); 369795f5e2cSLuis R. Rodriguez 370795f5e2cSLuis R. Rodriguez if (ah->initPDADC == 0 || currPDADC == 0) { 371795f5e2cSLuis R. Rodriguez /* 372795f5e2cSLuis R. Rodriguez * Zero value indicates that no frames have been transmitted 373795f5e2cSLuis R. Rodriguez * yet, can't do temperature compensation until frames are 374795f5e2cSLuis R. Rodriguez * transmitted. 375795f5e2cSLuis R. Rodriguez */ 376795f5e2cSLuis R. Rodriguez return; 377795f5e2cSLuis R. Rodriguez } else { 378795f5e2cSLuis R. Rodriguez slope = ah->eep_ops->get_eeprom(ah, EEP_TEMPSENSE_SLOPE); 379795f5e2cSLuis R. Rodriguez 380795f5e2cSLuis R. Rodriguez if (slope == 0) { /* to avoid divide by zero case */ 381795f5e2cSLuis R. Rodriguez delta = 0; 382795f5e2cSLuis R. Rodriguez } else { 383795f5e2cSLuis R. Rodriguez delta = ((currPDADC - ah->initPDADC)*4) / slope; 384795f5e2cSLuis R. Rodriguez } 385795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, AR_PHY_CH0_TX_PWRCTRL11, 386795f5e2cSLuis R. Rodriguez AR_PHY_TX_PWRCTRL_OLPC_TEMP_COMP, delta); 387795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, AR_PHY_CH1_TX_PWRCTRL11, 388795f5e2cSLuis R. Rodriguez AR_PHY_TX_PWRCTRL_OLPC_TEMP_COMP, delta); 389795f5e2cSLuis R. Rodriguez } 390795f5e2cSLuis R. Rodriguez } 391795f5e2cSLuis R. Rodriguez 392795f5e2cSLuis R. Rodriguez static void ar9280_hw_olc_temp_compensation(struct ath_hw *ah) 393795f5e2cSLuis R. Rodriguez { 394795f5e2cSLuis R. Rodriguez u32 rddata, i; 395795f5e2cSLuis R. Rodriguez int delta, currPDADC, regval; 396795f5e2cSLuis R. Rodriguez 397795f5e2cSLuis R. Rodriguez rddata = REG_READ(ah, AR_PHY_TX_PWRCTRL4); 398795f5e2cSLuis R. Rodriguez currPDADC = MS(rddata, AR_PHY_TX_PWRCTRL_PD_AVG_OUT); 399795f5e2cSLuis R. Rodriguez 400795f5e2cSLuis R. Rodriguez if (ah->initPDADC == 0 || currPDADC == 0) 401795f5e2cSLuis R. Rodriguez return; 402795f5e2cSLuis R. Rodriguez 403795f5e2cSLuis R. Rodriguez if (ah->eep_ops->get_eeprom(ah, EEP_DAC_HPWR_5G)) 404795f5e2cSLuis R. Rodriguez delta = (currPDADC - ah->initPDADC + 4) / 8; 405795f5e2cSLuis R. Rodriguez else 406795f5e2cSLuis R. Rodriguez delta = (currPDADC - ah->initPDADC + 5) / 10; 407795f5e2cSLuis R. Rodriguez 408795f5e2cSLuis R. Rodriguez if (delta != ah->PDADCdelta) { 409795f5e2cSLuis R. Rodriguez ah->PDADCdelta = delta; 410795f5e2cSLuis R. Rodriguez for (i = 1; i < AR9280_TX_GAIN_TABLE_SIZE; i++) { 411795f5e2cSLuis R. Rodriguez regval = ah->originalGain[i] - delta; 412795f5e2cSLuis R. Rodriguez if (regval < 0) 413795f5e2cSLuis R. Rodriguez regval = 0; 414795f5e2cSLuis R. Rodriguez 415795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, 416795f5e2cSLuis R. Rodriguez AR_PHY_TX_GAIN_TBL1 + i * 4, 417795f5e2cSLuis R. Rodriguez AR_PHY_TX_GAIN, regval); 418795f5e2cSLuis R. Rodriguez } 419795f5e2cSLuis R. Rodriguez } 420795f5e2cSLuis R. Rodriguez } 421795f5e2cSLuis R. Rodriguez 422795f5e2cSLuis R. Rodriguez static void ar9271_hw_pa_cal(struct ath_hw *ah, bool is_reset) 423795f5e2cSLuis R. Rodriguez { 424795f5e2cSLuis R. Rodriguez u32 regVal; 425795f5e2cSLuis R. Rodriguez unsigned int i; 426795f5e2cSLuis R. Rodriguez u32 regList[][2] = { 427795f5e2cSLuis R. Rodriguez { 0x786c, 0 }, 428795f5e2cSLuis R. Rodriguez { 0x7854, 0 }, 429795f5e2cSLuis R. Rodriguez { 0x7820, 0 }, 430795f5e2cSLuis R. Rodriguez { 0x7824, 0 }, 431795f5e2cSLuis R. Rodriguez { 0x7868, 0 }, 432795f5e2cSLuis R. Rodriguez { 0x783c, 0 }, 433795f5e2cSLuis R. Rodriguez { 0x7838, 0 } , 434795f5e2cSLuis R. Rodriguez { 0x7828, 0 } , 435795f5e2cSLuis R. Rodriguez }; 436795f5e2cSLuis R. Rodriguez 437795f5e2cSLuis R. Rodriguez for (i = 0; i < ARRAY_SIZE(regList); i++) 438795f5e2cSLuis R. Rodriguez regList[i][1] = REG_READ(ah, regList[i][0]); 439795f5e2cSLuis R. Rodriguez 440795f5e2cSLuis R. Rodriguez regVal = REG_READ(ah, 0x7834); 441795f5e2cSLuis R. Rodriguez regVal &= (~(0x1)); 442795f5e2cSLuis R. Rodriguez REG_WRITE(ah, 0x7834, regVal); 443795f5e2cSLuis R. Rodriguez regVal = REG_READ(ah, 0x9808); 444795f5e2cSLuis R. Rodriguez regVal |= (0x1 << 27); 445795f5e2cSLuis R. Rodriguez REG_WRITE(ah, 0x9808, regVal); 446795f5e2cSLuis R. Rodriguez 447795f5e2cSLuis R. Rodriguez /* 786c,b23,1, pwddac=1 */ 448795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, AR9285_AN_TOP3, AR9285_AN_TOP3_PWDDAC, 1); 449795f5e2cSLuis R. Rodriguez /* 7854, b5,1, pdrxtxbb=1 */ 450795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, AR9285_AN_RXTXBB1, AR9285_AN_RXTXBB1_PDRXTXBB1, 1); 451795f5e2cSLuis R. Rodriguez /* 7854, b7,1, pdv2i=1 */ 452795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, AR9285_AN_RXTXBB1, AR9285_AN_RXTXBB1_PDV2I, 1); 453795f5e2cSLuis R. Rodriguez /* 7854, b8,1, pddacinterface=1 */ 454795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, AR9285_AN_RXTXBB1, AR9285_AN_RXTXBB1_PDDACIF, 1); 455795f5e2cSLuis R. Rodriguez /* 7824,b12,0, offcal=0 */ 456795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, AR9285_AN_RF2G2, AR9285_AN_RF2G2_OFFCAL, 0); 457795f5e2cSLuis R. Rodriguez /* 7838, b1,0, pwddb=0 */ 458795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, AR9285_AN_RF2G7, AR9285_AN_RF2G7_PWDDB, 0); 459795f5e2cSLuis R. Rodriguez /* 7820,b11,0, enpacal=0 */ 460795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, AR9285_AN_RF2G1, AR9285_AN_RF2G1_ENPACAL, 0); 461795f5e2cSLuis R. Rodriguez /* 7820,b25,1, pdpadrv1=0 */ 462795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, AR9285_AN_RF2G1, AR9285_AN_RF2G1_PDPADRV1, 0); 463795f5e2cSLuis R. Rodriguez /* 7820,b24,0, pdpadrv2=0 */ 464795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, AR9285_AN_RF2G1, AR9285_AN_RF2G1_PDPADRV2, 0); 465795f5e2cSLuis R. Rodriguez /* 7820,b23,0, pdpaout=0 */ 466795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, AR9285_AN_RF2G1, AR9285_AN_RF2G1_PDPAOUT, 0); 467795f5e2cSLuis R. Rodriguez /* 783c,b14-16,7, padrvgn2tab_0=7 */ 468795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, AR9285_AN_RF2G8, AR9285_AN_RF2G8_PADRVGN2TAB0, 7); 469795f5e2cSLuis R. Rodriguez /* 470795f5e2cSLuis R. Rodriguez * 7838,b29-31,0, padrvgn1tab_0=0 471795f5e2cSLuis R. Rodriguez * does not matter since we turn it off 472795f5e2cSLuis R. Rodriguez */ 473795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, AR9285_AN_RF2G7, AR9285_AN_RF2G7_PADRVGN2TAB0, 0); 474795f5e2cSLuis R. Rodriguez 475795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, AR9285_AN_RF2G3, AR9271_AN_RF2G3_CCOMP, 0xfff); 476795f5e2cSLuis R. Rodriguez 477795f5e2cSLuis R. Rodriguez /* Set: 478795f5e2cSLuis R. Rodriguez * localmode=1,bmode=1,bmoderxtx=1,synthon=1, 479795f5e2cSLuis R. Rodriguez * txon=1,paon=1,oscon=1,synthon_force=1 480795f5e2cSLuis R. Rodriguez */ 481795f5e2cSLuis R. Rodriguez REG_WRITE(ah, AR9285_AN_TOP2, 0xca0358a0); 482795f5e2cSLuis R. Rodriguez udelay(30); 483795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, AR9285_AN_RF2G6, AR9271_AN_RF2G6_OFFS, 0); 484795f5e2cSLuis R. Rodriguez 485795f5e2cSLuis R. Rodriguez /* find off_6_1; */ 486795f5e2cSLuis R. Rodriguez for (i = 6; i > 0; i--) { 487795f5e2cSLuis R. Rodriguez regVal = REG_READ(ah, 0x7834); 488795f5e2cSLuis R. Rodriguez regVal |= (1 << (20 + i)); 489795f5e2cSLuis R. Rodriguez REG_WRITE(ah, 0x7834, regVal); 490795f5e2cSLuis R. Rodriguez udelay(1); 491795f5e2cSLuis R. Rodriguez /* regVal = REG_READ(ah, 0x7834); */ 492795f5e2cSLuis R. Rodriguez regVal &= (~(0x1 << (20 + i))); 493795f5e2cSLuis R. Rodriguez regVal |= (MS(REG_READ(ah, 0x7840), AR9285_AN_RXTXBB1_SPARE9) 494795f5e2cSLuis R. Rodriguez << (20 + i)); 495795f5e2cSLuis R. Rodriguez REG_WRITE(ah, 0x7834, regVal); 496795f5e2cSLuis R. Rodriguez } 497795f5e2cSLuis R. Rodriguez 498795f5e2cSLuis R. Rodriguez regVal = (regVal >> 20) & 0x7f; 499795f5e2cSLuis R. Rodriguez 500795f5e2cSLuis R. Rodriguez /* Update PA cal info */ 501795f5e2cSLuis R. Rodriguez if ((!is_reset) && (ah->pacal_info.prev_offset == regVal)) { 502795f5e2cSLuis R. Rodriguez if (ah->pacal_info.max_skipcount < MAX_PACAL_SKIPCOUNT) 503795f5e2cSLuis R. Rodriguez ah->pacal_info.max_skipcount = 504795f5e2cSLuis R. Rodriguez 2 * ah->pacal_info.max_skipcount; 505795f5e2cSLuis R. Rodriguez ah->pacal_info.skipcount = ah->pacal_info.max_skipcount; 506795f5e2cSLuis R. Rodriguez } else { 507795f5e2cSLuis R. Rodriguez ah->pacal_info.max_skipcount = 1; 508795f5e2cSLuis R. Rodriguez ah->pacal_info.skipcount = 0; 509795f5e2cSLuis R. Rodriguez ah->pacal_info.prev_offset = regVal; 510795f5e2cSLuis R. Rodriguez } 511795f5e2cSLuis R. Rodriguez 5127d0d0df0SSujith ENABLE_REGWRITE_BUFFER(ah); 5137d0d0df0SSujith 514795f5e2cSLuis R. Rodriguez regVal = REG_READ(ah, 0x7834); 515795f5e2cSLuis R. Rodriguez regVal |= 0x1; 516795f5e2cSLuis R. Rodriguez REG_WRITE(ah, 0x7834, regVal); 517795f5e2cSLuis R. Rodriguez regVal = REG_READ(ah, 0x9808); 518795f5e2cSLuis R. Rodriguez regVal &= (~(0x1 << 27)); 519795f5e2cSLuis R. Rodriguez REG_WRITE(ah, 0x9808, regVal); 520795f5e2cSLuis R. Rodriguez 521795f5e2cSLuis R. Rodriguez for (i = 0; i < ARRAY_SIZE(regList); i++) 522795f5e2cSLuis R. Rodriguez REG_WRITE(ah, regList[i][0], regList[i][1]); 5237d0d0df0SSujith 5247d0d0df0SSujith REGWRITE_BUFFER_FLUSH(ah); 5257d0d0df0SSujith DISABLE_REGWRITE_BUFFER(ah); 526795f5e2cSLuis R. Rodriguez } 527795f5e2cSLuis R. Rodriguez 528795f5e2cSLuis R. Rodriguez static inline void ar9285_hw_pa_cal(struct ath_hw *ah, bool is_reset) 529795f5e2cSLuis R. Rodriguez { 530795f5e2cSLuis R. Rodriguez struct ath_common *common = ath9k_hw_common(ah); 531795f5e2cSLuis R. Rodriguez u32 regVal; 532795f5e2cSLuis R. Rodriguez int i, offset, offs_6_1, offs_0; 533795f5e2cSLuis R. Rodriguez u32 ccomp_org, reg_field; 534795f5e2cSLuis R. Rodriguez u32 regList[][2] = { 535795f5e2cSLuis R. Rodriguez { 0x786c, 0 }, 536795f5e2cSLuis R. Rodriguez { 0x7854, 0 }, 537795f5e2cSLuis R. Rodriguez { 0x7820, 0 }, 538795f5e2cSLuis R. Rodriguez { 0x7824, 0 }, 539795f5e2cSLuis R. Rodriguez { 0x7868, 0 }, 540795f5e2cSLuis R. Rodriguez { 0x783c, 0 }, 541795f5e2cSLuis R. Rodriguez { 0x7838, 0 }, 542795f5e2cSLuis R. Rodriguez }; 543795f5e2cSLuis R. Rodriguez 544795f5e2cSLuis R. Rodriguez ath_print(common, ATH_DBG_CALIBRATE, "Running PA Calibration\n"); 545795f5e2cSLuis R. Rodriguez 546795f5e2cSLuis R. Rodriguez /* PA CAL is not needed for high power solution */ 547795f5e2cSLuis R. Rodriguez if (ah->eep_ops->get_eeprom(ah, EEP_TXGAIN_TYPE) == 548795f5e2cSLuis R. Rodriguez AR5416_EEP_TXGAIN_HIGH_POWER) 549795f5e2cSLuis R. Rodriguez return; 550795f5e2cSLuis R. Rodriguez 551795f5e2cSLuis R. Rodriguez for (i = 0; i < ARRAY_SIZE(regList); i++) 552795f5e2cSLuis R. Rodriguez regList[i][1] = REG_READ(ah, regList[i][0]); 553795f5e2cSLuis R. Rodriguez 554795f5e2cSLuis R. Rodriguez regVal = REG_READ(ah, 0x7834); 555795f5e2cSLuis R. Rodriguez regVal &= (~(0x1)); 556795f5e2cSLuis R. Rodriguez REG_WRITE(ah, 0x7834, regVal); 557795f5e2cSLuis R. Rodriguez regVal = REG_READ(ah, 0x9808); 558795f5e2cSLuis R. Rodriguez regVal |= (0x1 << 27); 559795f5e2cSLuis R. Rodriguez REG_WRITE(ah, 0x9808, regVal); 560795f5e2cSLuis R. Rodriguez 561795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, AR9285_AN_TOP3, AR9285_AN_TOP3_PWDDAC, 1); 562795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, AR9285_AN_RXTXBB1, AR9285_AN_RXTXBB1_PDRXTXBB1, 1); 563795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, AR9285_AN_RXTXBB1, AR9285_AN_RXTXBB1_PDV2I, 1); 564795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, AR9285_AN_RXTXBB1, AR9285_AN_RXTXBB1_PDDACIF, 1); 565795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, AR9285_AN_RF2G2, AR9285_AN_RF2G2_OFFCAL, 0); 566795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, AR9285_AN_RF2G7, AR9285_AN_RF2G7_PWDDB, 0); 567795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, AR9285_AN_RF2G1, AR9285_AN_RF2G1_ENPACAL, 0); 568795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, AR9285_AN_RF2G1, AR9285_AN_RF2G1_PDPADRV1, 0); 569795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, AR9285_AN_RF2G1, AR9285_AN_RF2G1_PDPADRV2, 0); 570795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, AR9285_AN_RF2G1, AR9285_AN_RF2G1_PDPAOUT, 0); 571795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, AR9285_AN_RF2G8, AR9285_AN_RF2G8_PADRVGN2TAB0, 7); 572795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, AR9285_AN_RF2G7, AR9285_AN_RF2G7_PADRVGN2TAB0, 0); 573795f5e2cSLuis R. Rodriguez ccomp_org = MS(REG_READ(ah, AR9285_AN_RF2G6), AR9285_AN_RF2G6_CCOMP); 574795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, AR9285_AN_RF2G6, AR9285_AN_RF2G6_CCOMP, 0xf); 575795f5e2cSLuis R. Rodriguez 576795f5e2cSLuis R. Rodriguez REG_WRITE(ah, AR9285_AN_TOP2, 0xca0358a0); 577795f5e2cSLuis R. Rodriguez udelay(30); 578795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, AR9285_AN_RF2G6, AR9285_AN_RF2G6_OFFS, 0); 579795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, AR9285_AN_RF2G3, AR9285_AN_RF2G3_PDVCCOMP, 0); 580795f5e2cSLuis R. Rodriguez 581795f5e2cSLuis R. Rodriguez for (i = 6; i > 0; i--) { 582795f5e2cSLuis R. Rodriguez regVal = REG_READ(ah, 0x7834); 583795f5e2cSLuis R. Rodriguez regVal |= (1 << (19 + i)); 584795f5e2cSLuis R. Rodriguez REG_WRITE(ah, 0x7834, regVal); 585795f5e2cSLuis R. Rodriguez udelay(1); 586795f5e2cSLuis R. Rodriguez regVal = REG_READ(ah, 0x7834); 587795f5e2cSLuis R. Rodriguez regVal &= (~(0x1 << (19 + i))); 588795f5e2cSLuis R. Rodriguez reg_field = MS(REG_READ(ah, 0x7840), AR9285_AN_RXTXBB1_SPARE9); 589795f5e2cSLuis R. Rodriguez regVal |= (reg_field << (19 + i)); 590795f5e2cSLuis R. Rodriguez REG_WRITE(ah, 0x7834, regVal); 591795f5e2cSLuis R. Rodriguez } 592795f5e2cSLuis R. Rodriguez 593795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, AR9285_AN_RF2G3, AR9285_AN_RF2G3_PDVCCOMP, 1); 594795f5e2cSLuis R. Rodriguez udelay(1); 595795f5e2cSLuis R. Rodriguez reg_field = MS(REG_READ(ah, AR9285_AN_RF2G9), AR9285_AN_RXTXBB1_SPARE9); 596795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, AR9285_AN_RF2G3, AR9285_AN_RF2G3_PDVCCOMP, reg_field); 597795f5e2cSLuis R. Rodriguez offs_6_1 = MS(REG_READ(ah, AR9285_AN_RF2G6), AR9285_AN_RF2G6_OFFS); 598795f5e2cSLuis R. Rodriguez offs_0 = MS(REG_READ(ah, AR9285_AN_RF2G3), AR9285_AN_RF2G3_PDVCCOMP); 599795f5e2cSLuis R. Rodriguez 600795f5e2cSLuis R. Rodriguez offset = (offs_6_1<<1) | offs_0; 601795f5e2cSLuis R. Rodriguez offset = offset - 0; 602795f5e2cSLuis R. Rodriguez offs_6_1 = offset>>1; 603795f5e2cSLuis R. Rodriguez offs_0 = offset & 1; 604795f5e2cSLuis R. Rodriguez 605795f5e2cSLuis R. Rodriguez if ((!is_reset) && (ah->pacal_info.prev_offset == offset)) { 606795f5e2cSLuis R. Rodriguez if (ah->pacal_info.max_skipcount < MAX_PACAL_SKIPCOUNT) 607795f5e2cSLuis R. Rodriguez ah->pacal_info.max_skipcount = 608795f5e2cSLuis R. Rodriguez 2 * ah->pacal_info.max_skipcount; 609795f5e2cSLuis R. Rodriguez ah->pacal_info.skipcount = ah->pacal_info.max_skipcount; 610795f5e2cSLuis R. Rodriguez } else { 611795f5e2cSLuis R. Rodriguez ah->pacal_info.max_skipcount = 1; 612795f5e2cSLuis R. Rodriguez ah->pacal_info.skipcount = 0; 613795f5e2cSLuis R. Rodriguez ah->pacal_info.prev_offset = offset; 614795f5e2cSLuis R. Rodriguez } 615795f5e2cSLuis R. Rodriguez 616795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, AR9285_AN_RF2G6, AR9285_AN_RF2G6_OFFS, offs_6_1); 617795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, AR9285_AN_RF2G3, AR9285_AN_RF2G3_PDVCCOMP, offs_0); 618795f5e2cSLuis R. Rodriguez 619795f5e2cSLuis R. Rodriguez regVal = REG_READ(ah, 0x7834); 620795f5e2cSLuis R. Rodriguez regVal |= 0x1; 621795f5e2cSLuis R. Rodriguez REG_WRITE(ah, 0x7834, regVal); 622795f5e2cSLuis R. Rodriguez regVal = REG_READ(ah, 0x9808); 623795f5e2cSLuis R. Rodriguez regVal &= (~(0x1 << 27)); 624795f5e2cSLuis R. Rodriguez REG_WRITE(ah, 0x9808, regVal); 625795f5e2cSLuis R. Rodriguez 626795f5e2cSLuis R. Rodriguez for (i = 0; i < ARRAY_SIZE(regList); i++) 627795f5e2cSLuis R. Rodriguez REG_WRITE(ah, regList[i][0], regList[i][1]); 628795f5e2cSLuis R. Rodriguez 629795f5e2cSLuis R. Rodriguez REG_RMW_FIELD(ah, AR9285_AN_RF2G6, AR9285_AN_RF2G6_CCOMP, ccomp_org); 630795f5e2cSLuis R. Rodriguez } 631795f5e2cSLuis R. Rodriguez 632795f5e2cSLuis R. Rodriguez static void ar9002_hw_pa_cal(struct ath_hw *ah, bool is_reset) 633795f5e2cSLuis R. Rodriguez { 634795f5e2cSLuis R. Rodriguez if (AR_SREV_9271(ah)) { 635795f5e2cSLuis R. Rodriguez if (is_reset || !ah->pacal_info.skipcount) 636795f5e2cSLuis R. Rodriguez ar9271_hw_pa_cal(ah, is_reset); 637795f5e2cSLuis R. Rodriguez else 638795f5e2cSLuis R. Rodriguez ah->pacal_info.skipcount--; 639e17f83eaSFelix Fietkau } else if (AR_SREV_9285_12_OR_LATER(ah)) { 640795f5e2cSLuis R. Rodriguez if (is_reset || !ah->pacal_info.skipcount) 641795f5e2cSLuis R. Rodriguez ar9285_hw_pa_cal(ah, is_reset); 642795f5e2cSLuis R. Rodriguez else 643795f5e2cSLuis R. Rodriguez ah->pacal_info.skipcount--; 644795f5e2cSLuis R. Rodriguez } 645795f5e2cSLuis R. Rodriguez } 646795f5e2cSLuis R. Rodriguez 647795f5e2cSLuis R. Rodriguez static void ar9002_hw_olc_temp_compensation(struct ath_hw *ah) 648795f5e2cSLuis R. Rodriguez { 649795f5e2cSLuis R. Rodriguez if (OLC_FOR_AR9287_10_LATER) 650795f5e2cSLuis R. Rodriguez ar9287_hw_olc_temp_compensation(ah); 651795f5e2cSLuis R. Rodriguez else if (OLC_FOR_AR9280_20_LATER) 652795f5e2cSLuis R. Rodriguez ar9280_hw_olc_temp_compensation(ah); 653795f5e2cSLuis R. Rodriguez } 654795f5e2cSLuis R. Rodriguez 655795f5e2cSLuis R. Rodriguez static bool ar9002_hw_calibrate(struct ath_hw *ah, 656795f5e2cSLuis R. Rodriguez struct ath9k_channel *chan, 657795f5e2cSLuis R. Rodriguez u8 rxchainmask, 658795f5e2cSLuis R. Rodriguez bool longcal) 659795f5e2cSLuis R. Rodriguez { 660795f5e2cSLuis R. Rodriguez bool iscaldone = true; 661795f5e2cSLuis R. Rodriguez struct ath9k_cal_list *currCal = ah->cal_list_curr; 6624254bc1cSFelix Fietkau bool nfcal, nfcal_pending = false; 663795f5e2cSLuis R. Rodriguez 6644254bc1cSFelix Fietkau nfcal = !!(REG_READ(ah, AR_PHY_AGC_CONTROL) & AR_PHY_AGC_CONTROL_NF); 6654254bc1cSFelix Fietkau if (ah->caldata) 6664254bc1cSFelix Fietkau nfcal_pending = ah->caldata->nfcal_pending; 6674254bc1cSFelix Fietkau 6684254bc1cSFelix Fietkau if (currCal && !nfcal && 669795f5e2cSLuis R. Rodriguez (currCal->calState == CAL_RUNNING || 670795f5e2cSLuis R. Rodriguez currCal->calState == CAL_WAITING)) { 671795f5e2cSLuis R. Rodriguez iscaldone = ar9002_hw_per_calibration(ah, chan, 672795f5e2cSLuis R. Rodriguez rxchainmask, currCal); 673795f5e2cSLuis R. Rodriguez if (iscaldone) { 674795f5e2cSLuis R. Rodriguez ah->cal_list_curr = currCal = currCal->calNext; 675795f5e2cSLuis R. Rodriguez 676795f5e2cSLuis R. Rodriguez if (currCal->calState == CAL_WAITING) { 677795f5e2cSLuis R. Rodriguez iscaldone = false; 678795f5e2cSLuis R. Rodriguez ath9k_hw_reset_calibration(ah, currCal); 679795f5e2cSLuis R. Rodriguez } 680795f5e2cSLuis R. Rodriguez } 681795f5e2cSLuis R. Rodriguez } 682795f5e2cSLuis R. Rodriguez 683795f5e2cSLuis R. Rodriguez /* Do NF cal only at longer intervals */ 6844254bc1cSFelix Fietkau if (longcal || nfcal_pending) { 685795f5e2cSLuis R. Rodriguez /* Do periodic PAOffset Cal */ 686795f5e2cSLuis R. Rodriguez ar9002_hw_pa_cal(ah, false); 687795f5e2cSLuis R. Rodriguez ar9002_hw_olc_temp_compensation(ah); 688795f5e2cSLuis R. Rodriguez 689795f5e2cSLuis R. Rodriguez /* 690795f5e2cSLuis R. Rodriguez * Get the value from the previous NF cal and update 691795f5e2cSLuis R. Rodriguez * history buffer. 692795f5e2cSLuis R. Rodriguez */ 6934254bc1cSFelix Fietkau if (ath9k_hw_getnf(ah, chan)) { 694795f5e2cSLuis R. Rodriguez /* 6954254bc1cSFelix Fietkau * Load the NF from history buffer of the current 6964254bc1cSFelix Fietkau * channel. 6974254bc1cSFelix Fietkau * NF is slow time-variant, so it is OK to use a 6984254bc1cSFelix Fietkau * historical value. 699795f5e2cSLuis R. Rodriguez */ 700795f5e2cSLuis R. Rodriguez ath9k_hw_loadnf(ah, ah->curchan); 7014254bc1cSFelix Fietkau } 702795f5e2cSLuis R. Rodriguez 7034254bc1cSFelix Fietkau if (longcal) 70400c86590SFelix Fietkau ath9k_hw_start_nfcal(ah, false); 705795f5e2cSLuis R. Rodriguez } 706795f5e2cSLuis R. Rodriguez 707795f5e2cSLuis R. Rodriguez return iscaldone; 708795f5e2cSLuis R. Rodriguez } 709795f5e2cSLuis R. Rodriguez 710795f5e2cSLuis R. Rodriguez /* Carrier leakage Calibration fix */ 711795f5e2cSLuis R. Rodriguez static bool ar9285_hw_cl_cal(struct ath_hw *ah, struct ath9k_channel *chan) 712795f5e2cSLuis R. Rodriguez { 713795f5e2cSLuis R. Rodriguez struct ath_common *common = ath9k_hw_common(ah); 714795f5e2cSLuis R. Rodriguez 715795f5e2cSLuis R. Rodriguez REG_SET_BIT(ah, AR_PHY_CL_CAL_CTL, AR_PHY_CL_CAL_ENABLE); 716795f5e2cSLuis R. Rodriguez if (IS_CHAN_HT20(chan)) { 717795f5e2cSLuis R. Rodriguez REG_SET_BIT(ah, AR_PHY_CL_CAL_CTL, AR_PHY_PARALLEL_CAL_ENABLE); 718795f5e2cSLuis R. Rodriguez REG_SET_BIT(ah, AR_PHY_TURBO, AR_PHY_FC_DYN2040_EN); 719795f5e2cSLuis R. Rodriguez REG_CLR_BIT(ah, AR_PHY_AGC_CONTROL, 720795f5e2cSLuis R. Rodriguez AR_PHY_AGC_CONTROL_FLTR_CAL); 721795f5e2cSLuis R. Rodriguez REG_CLR_BIT(ah, AR_PHY_TPCRG1, AR_PHY_TPCRG1_PD_CAL_ENABLE); 722795f5e2cSLuis R. Rodriguez REG_SET_BIT(ah, AR_PHY_AGC_CONTROL, AR_PHY_AGC_CONTROL_CAL); 723795f5e2cSLuis R. Rodriguez if (!ath9k_hw_wait(ah, AR_PHY_AGC_CONTROL, 724795f5e2cSLuis R. Rodriguez AR_PHY_AGC_CONTROL_CAL, 0, AH_WAIT_TIMEOUT)) { 725795f5e2cSLuis R. Rodriguez ath_print(common, ATH_DBG_CALIBRATE, "offset " 726795f5e2cSLuis R. Rodriguez "calibration failed to complete in " 727795f5e2cSLuis R. Rodriguez "1ms; noisy ??\n"); 728795f5e2cSLuis R. Rodriguez return false; 729795f5e2cSLuis R. Rodriguez } 730795f5e2cSLuis R. Rodriguez REG_CLR_BIT(ah, AR_PHY_TURBO, AR_PHY_FC_DYN2040_EN); 731795f5e2cSLuis R. Rodriguez REG_CLR_BIT(ah, AR_PHY_CL_CAL_CTL, AR_PHY_PARALLEL_CAL_ENABLE); 732795f5e2cSLuis R. Rodriguez REG_CLR_BIT(ah, AR_PHY_CL_CAL_CTL, AR_PHY_CL_CAL_ENABLE); 733795f5e2cSLuis R. Rodriguez } 734795f5e2cSLuis R. Rodriguez REG_CLR_BIT(ah, AR_PHY_ADC_CTL, AR_PHY_ADC_CTL_OFF_PWDADC); 735795f5e2cSLuis R. Rodriguez REG_SET_BIT(ah, AR_PHY_AGC_CONTROL, AR_PHY_AGC_CONTROL_FLTR_CAL); 736795f5e2cSLuis R. Rodriguez REG_SET_BIT(ah, AR_PHY_TPCRG1, AR_PHY_TPCRG1_PD_CAL_ENABLE); 737795f5e2cSLuis R. Rodriguez REG_SET_BIT(ah, AR_PHY_AGC_CONTROL, AR_PHY_AGC_CONTROL_CAL); 738795f5e2cSLuis R. Rodriguez if (!ath9k_hw_wait(ah, AR_PHY_AGC_CONTROL, AR_PHY_AGC_CONTROL_CAL, 739795f5e2cSLuis R. Rodriguez 0, AH_WAIT_TIMEOUT)) { 740795f5e2cSLuis R. Rodriguez ath_print(common, ATH_DBG_CALIBRATE, "offset calibration " 741795f5e2cSLuis R. Rodriguez "failed to complete in 1ms; noisy ??\n"); 742795f5e2cSLuis R. Rodriguez return false; 743795f5e2cSLuis R. Rodriguez } 744795f5e2cSLuis R. Rodriguez 745795f5e2cSLuis R. Rodriguez REG_SET_BIT(ah, AR_PHY_ADC_CTL, AR_PHY_ADC_CTL_OFF_PWDADC); 746795f5e2cSLuis R. Rodriguez REG_CLR_BIT(ah, AR_PHY_CL_CAL_CTL, AR_PHY_CL_CAL_ENABLE); 747795f5e2cSLuis R. Rodriguez REG_CLR_BIT(ah, AR_PHY_AGC_CONTROL, AR_PHY_AGC_CONTROL_FLTR_CAL); 748795f5e2cSLuis R. Rodriguez 749795f5e2cSLuis R. Rodriguez return true; 750795f5e2cSLuis R. Rodriguez } 751795f5e2cSLuis R. Rodriguez 752795f5e2cSLuis R. Rodriguez static bool ar9285_hw_clc(struct ath_hw *ah, struct ath9k_channel *chan) 753795f5e2cSLuis R. Rodriguez { 754795f5e2cSLuis R. Rodriguez int i; 755795f5e2cSLuis R. Rodriguez u_int32_t txgain_max; 756795f5e2cSLuis R. Rodriguez u_int32_t clc_gain, gain_mask = 0, clc_num = 0; 757795f5e2cSLuis R. Rodriguez u_int32_t reg_clc_I0, reg_clc_Q0; 758795f5e2cSLuis R. Rodriguez u_int32_t i0_num = 0; 759795f5e2cSLuis R. Rodriguez u_int32_t q0_num = 0; 760795f5e2cSLuis R. Rodriguez u_int32_t total_num = 0; 761795f5e2cSLuis R. Rodriguez u_int32_t reg_rf2g5_org; 762795f5e2cSLuis R. Rodriguez bool retv = true; 763795f5e2cSLuis R. Rodriguez 764795f5e2cSLuis R. Rodriguez if (!(ar9285_hw_cl_cal(ah, chan))) 765795f5e2cSLuis R. Rodriguez return false; 766795f5e2cSLuis R. Rodriguez 767795f5e2cSLuis R. Rodriguez txgain_max = MS(REG_READ(ah, AR_PHY_TX_PWRCTRL7), 768795f5e2cSLuis R. Rodriguez AR_PHY_TX_PWRCTRL_TX_GAIN_TAB_MAX); 769795f5e2cSLuis R. Rodriguez 770795f5e2cSLuis R. Rodriguez for (i = 0; i < (txgain_max+1); i++) { 771795f5e2cSLuis R. Rodriguez clc_gain = (REG_READ(ah, (AR_PHY_TX_GAIN_TBL1+(i<<2))) & 772795f5e2cSLuis R. Rodriguez AR_PHY_TX_GAIN_CLC) >> AR_PHY_TX_GAIN_CLC_S; 773795f5e2cSLuis R. Rodriguez if (!(gain_mask & (1 << clc_gain))) { 774795f5e2cSLuis R. Rodriguez gain_mask |= (1 << clc_gain); 775795f5e2cSLuis R. Rodriguez clc_num++; 776795f5e2cSLuis R. Rodriguez } 777795f5e2cSLuis R. Rodriguez } 778795f5e2cSLuis R. Rodriguez 779795f5e2cSLuis R. Rodriguez for (i = 0; i < clc_num; i++) { 780795f5e2cSLuis R. Rodriguez reg_clc_I0 = (REG_READ(ah, (AR_PHY_CLC_TBL1 + (i << 2))) 781795f5e2cSLuis R. Rodriguez & AR_PHY_CLC_I0) >> AR_PHY_CLC_I0_S; 782795f5e2cSLuis R. Rodriguez reg_clc_Q0 = (REG_READ(ah, (AR_PHY_CLC_TBL1 + (i << 2))) 783795f5e2cSLuis R. Rodriguez & AR_PHY_CLC_Q0) >> AR_PHY_CLC_Q0_S; 784795f5e2cSLuis R. Rodriguez if (reg_clc_I0 == 0) 785795f5e2cSLuis R. Rodriguez i0_num++; 786795f5e2cSLuis R. Rodriguez 787795f5e2cSLuis R. Rodriguez if (reg_clc_Q0 == 0) 788795f5e2cSLuis R. Rodriguez q0_num++; 789795f5e2cSLuis R. Rodriguez } 790795f5e2cSLuis R. Rodriguez total_num = i0_num + q0_num; 791795f5e2cSLuis R. Rodriguez if (total_num > AR9285_CLCAL_REDO_THRESH) { 792795f5e2cSLuis R. Rodriguez reg_rf2g5_org = REG_READ(ah, AR9285_RF2G5); 793795f5e2cSLuis R. Rodriguez if (AR_SREV_9285E_20(ah)) { 794795f5e2cSLuis R. Rodriguez REG_WRITE(ah, AR9285_RF2G5, 795795f5e2cSLuis R. Rodriguez (reg_rf2g5_org & AR9285_RF2G5_IC50TX) | 796795f5e2cSLuis R. Rodriguez AR9285_RF2G5_IC50TX_XE_SET); 797795f5e2cSLuis R. Rodriguez } else { 798795f5e2cSLuis R. Rodriguez REG_WRITE(ah, AR9285_RF2G5, 799795f5e2cSLuis R. Rodriguez (reg_rf2g5_org & AR9285_RF2G5_IC50TX) | 800795f5e2cSLuis R. Rodriguez AR9285_RF2G5_IC50TX_SET); 801795f5e2cSLuis R. Rodriguez } 802795f5e2cSLuis R. Rodriguez retv = ar9285_hw_cl_cal(ah, chan); 803795f5e2cSLuis R. Rodriguez REG_WRITE(ah, AR9285_RF2G5, reg_rf2g5_org); 804795f5e2cSLuis R. Rodriguez } 805795f5e2cSLuis R. Rodriguez return retv; 806795f5e2cSLuis R. Rodriguez } 807795f5e2cSLuis R. Rodriguez 808795f5e2cSLuis R. Rodriguez static bool ar9002_hw_init_cal(struct ath_hw *ah, struct ath9k_channel *chan) 809795f5e2cSLuis R. Rodriguez { 810795f5e2cSLuis R. Rodriguez struct ath_common *common = ath9k_hw_common(ah); 811795f5e2cSLuis R. Rodriguez 812795f5e2cSLuis R. Rodriguez if (AR_SREV_9271(ah) || AR_SREV_9285_12_OR_LATER(ah)) { 813795f5e2cSLuis R. Rodriguez if (!ar9285_hw_clc(ah, chan)) 814795f5e2cSLuis R. Rodriguez return false; 815795f5e2cSLuis R. Rodriguez } else { 8167a37081eSFelix Fietkau if (AR_SREV_9280_20_OR_LATER(ah)) { 817a42acef0SFelix Fietkau if (!AR_SREV_9287_11_OR_LATER(ah)) 818795f5e2cSLuis R. Rodriguez REG_CLR_BIT(ah, AR_PHY_ADC_CTL, 819795f5e2cSLuis R. Rodriguez AR_PHY_ADC_CTL_OFF_PWDADC); 820795f5e2cSLuis R. Rodriguez REG_SET_BIT(ah, AR_PHY_AGC_CONTROL, 821795f5e2cSLuis R. Rodriguez AR_PHY_AGC_CONTROL_FLTR_CAL); 822795f5e2cSLuis R. Rodriguez } 823795f5e2cSLuis R. Rodriguez 824795f5e2cSLuis R. Rodriguez /* Calibrate the AGC */ 825795f5e2cSLuis R. Rodriguez REG_WRITE(ah, AR_PHY_AGC_CONTROL, 826795f5e2cSLuis R. Rodriguez REG_READ(ah, AR_PHY_AGC_CONTROL) | 827795f5e2cSLuis R. Rodriguez AR_PHY_AGC_CONTROL_CAL); 828795f5e2cSLuis R. Rodriguez 829795f5e2cSLuis R. Rodriguez /* Poll for offset calibration complete */ 830795f5e2cSLuis R. Rodriguez if (!ath9k_hw_wait(ah, AR_PHY_AGC_CONTROL, 831795f5e2cSLuis R. Rodriguez AR_PHY_AGC_CONTROL_CAL, 832795f5e2cSLuis R. Rodriguez 0, AH_WAIT_TIMEOUT)) { 833795f5e2cSLuis R. Rodriguez ath_print(common, ATH_DBG_CALIBRATE, 834795f5e2cSLuis R. Rodriguez "offset calibration failed to " 835795f5e2cSLuis R. Rodriguez "complete in 1ms; noisy environment?\n"); 836795f5e2cSLuis R. Rodriguez return false; 837795f5e2cSLuis R. Rodriguez } 838795f5e2cSLuis R. Rodriguez 8397a37081eSFelix Fietkau if (AR_SREV_9280_20_OR_LATER(ah)) { 840a42acef0SFelix Fietkau if (!AR_SREV_9287_11_OR_LATER(ah)) 841795f5e2cSLuis R. Rodriguez REG_SET_BIT(ah, AR_PHY_ADC_CTL, 842795f5e2cSLuis R. Rodriguez AR_PHY_ADC_CTL_OFF_PWDADC); 843795f5e2cSLuis R. Rodriguez REG_CLR_BIT(ah, AR_PHY_AGC_CONTROL, 844795f5e2cSLuis R. Rodriguez AR_PHY_AGC_CONTROL_FLTR_CAL); 845795f5e2cSLuis R. Rodriguez } 846795f5e2cSLuis R. Rodriguez } 847795f5e2cSLuis R. Rodriguez 848795f5e2cSLuis R. Rodriguez /* Do PA Calibration */ 849795f5e2cSLuis R. Rodriguez ar9002_hw_pa_cal(ah, true); 850795f5e2cSLuis R. Rodriguez 851795f5e2cSLuis R. Rodriguez /* Do NF Calibration after DC offset and other calibrations */ 85200c86590SFelix Fietkau ath9k_hw_start_nfcal(ah, true); 853795f5e2cSLuis R. Rodriguez 8544254bc1cSFelix Fietkau if (ah->caldata) 8554254bc1cSFelix Fietkau ah->caldata->nfcal_pending = true; 8564254bc1cSFelix Fietkau 857795f5e2cSLuis R. Rodriguez ah->cal_list = ah->cal_list_last = ah->cal_list_curr = NULL; 858795f5e2cSLuis R. Rodriguez 859795f5e2cSLuis R. Rodriguez /* Enable IQ, ADC Gain and ADC DC offset CALs */ 860795f5e2cSLuis R. Rodriguez if (AR_SREV_9100(ah) || AR_SREV_9160_10_OR_LATER(ah)) { 8616497827fSFelix Fietkau ah->supp_cals = IQ_MISMATCH_CAL; 8626497827fSFelix Fietkau 8636497827fSFelix Fietkau if (AR_SREV_9160_10_OR_LATER(ah) && 8646497827fSFelix Fietkau !(IS_CHAN_2GHZ(chan) && IS_CHAN_HT20(chan))) { 8656497827fSFelix Fietkau ah->supp_cals |= ADC_GAIN_CAL | ADC_DC_CAL; 8666497827fSFelix Fietkau 8676497827fSFelix Fietkau 868795f5e2cSLuis R. Rodriguez INIT_CAL(&ah->adcgain_caldata); 869795f5e2cSLuis R. Rodriguez INSERT_CAL(ah, &ah->adcgain_caldata); 870795f5e2cSLuis R. Rodriguez ath_print(common, ATH_DBG_CALIBRATE, 871795f5e2cSLuis R. Rodriguez "enabling ADC Gain Calibration.\n"); 8726497827fSFelix Fietkau 873795f5e2cSLuis R. Rodriguez INIT_CAL(&ah->adcdc_caldata); 874795f5e2cSLuis R. Rodriguez INSERT_CAL(ah, &ah->adcdc_caldata); 875795f5e2cSLuis R. Rodriguez ath_print(common, ATH_DBG_CALIBRATE, 876795f5e2cSLuis R. Rodriguez "enabling ADC DC Calibration.\n"); 877795f5e2cSLuis R. Rodriguez } 8786497827fSFelix Fietkau 879795f5e2cSLuis R. Rodriguez INIT_CAL(&ah->iq_caldata); 880795f5e2cSLuis R. Rodriguez INSERT_CAL(ah, &ah->iq_caldata); 881795f5e2cSLuis R. Rodriguez ath_print(common, ATH_DBG_CALIBRATE, 882795f5e2cSLuis R. Rodriguez "enabling IQ Calibration.\n"); 883795f5e2cSLuis R. Rodriguez 884795f5e2cSLuis R. Rodriguez ah->cal_list_curr = ah->cal_list; 885795f5e2cSLuis R. Rodriguez 886795f5e2cSLuis R. Rodriguez if (ah->cal_list_curr) 887795f5e2cSLuis R. Rodriguez ath9k_hw_reset_calibration(ah, ah->cal_list_curr); 888795f5e2cSLuis R. Rodriguez } 889795f5e2cSLuis R. Rodriguez 89020bd2a09SFelix Fietkau if (ah->caldata) 89120bd2a09SFelix Fietkau ah->caldata->CalValid = 0; 892795f5e2cSLuis R. Rodriguez 893795f5e2cSLuis R. Rodriguez return true; 894795f5e2cSLuis R. Rodriguez } 895795f5e2cSLuis R. Rodriguez 896795f5e2cSLuis R. Rodriguez static const struct ath9k_percal_data iq_cal_multi_sample = { 897795f5e2cSLuis R. Rodriguez IQ_MISMATCH_CAL, 898795f5e2cSLuis R. Rodriguez MAX_CAL_SAMPLES, 899795f5e2cSLuis R. Rodriguez PER_MIN_LOG_COUNT, 900795f5e2cSLuis R. Rodriguez ar9002_hw_iqcal_collect, 901795f5e2cSLuis R. Rodriguez ar9002_hw_iqcalibrate 902795f5e2cSLuis R. Rodriguez }; 903795f5e2cSLuis R. Rodriguez static const struct ath9k_percal_data iq_cal_single_sample = { 904795f5e2cSLuis R. Rodriguez IQ_MISMATCH_CAL, 905795f5e2cSLuis R. Rodriguez MIN_CAL_SAMPLES, 906795f5e2cSLuis R. Rodriguez PER_MAX_LOG_COUNT, 907795f5e2cSLuis R. Rodriguez ar9002_hw_iqcal_collect, 908795f5e2cSLuis R. Rodriguez ar9002_hw_iqcalibrate 909795f5e2cSLuis R. Rodriguez }; 910795f5e2cSLuis R. Rodriguez static const struct ath9k_percal_data adc_gain_cal_multi_sample = { 911795f5e2cSLuis R. Rodriguez ADC_GAIN_CAL, 912795f5e2cSLuis R. Rodriguez MAX_CAL_SAMPLES, 913795f5e2cSLuis R. Rodriguez PER_MIN_LOG_COUNT, 914795f5e2cSLuis R. Rodriguez ar9002_hw_adc_gaincal_collect, 915795f5e2cSLuis R. Rodriguez ar9002_hw_adc_gaincal_calibrate 916795f5e2cSLuis R. Rodriguez }; 917795f5e2cSLuis R. Rodriguez static const struct ath9k_percal_data adc_gain_cal_single_sample = { 918795f5e2cSLuis R. Rodriguez ADC_GAIN_CAL, 919795f5e2cSLuis R. Rodriguez MIN_CAL_SAMPLES, 920795f5e2cSLuis R. Rodriguez PER_MAX_LOG_COUNT, 921795f5e2cSLuis R. Rodriguez ar9002_hw_adc_gaincal_collect, 922795f5e2cSLuis R. Rodriguez ar9002_hw_adc_gaincal_calibrate 923795f5e2cSLuis R. Rodriguez }; 924795f5e2cSLuis R. Rodriguez static const struct ath9k_percal_data adc_dc_cal_multi_sample = { 925795f5e2cSLuis R. Rodriguez ADC_DC_CAL, 926795f5e2cSLuis R. Rodriguez MAX_CAL_SAMPLES, 927795f5e2cSLuis R. Rodriguez PER_MIN_LOG_COUNT, 928795f5e2cSLuis R. Rodriguez ar9002_hw_adc_dccal_collect, 929795f5e2cSLuis R. Rodriguez ar9002_hw_adc_dccal_calibrate 930795f5e2cSLuis R. Rodriguez }; 931795f5e2cSLuis R. Rodriguez static const struct ath9k_percal_data adc_dc_cal_single_sample = { 932795f5e2cSLuis R. Rodriguez ADC_DC_CAL, 933795f5e2cSLuis R. Rodriguez MIN_CAL_SAMPLES, 934795f5e2cSLuis R. Rodriguez PER_MAX_LOG_COUNT, 935795f5e2cSLuis R. Rodriguez ar9002_hw_adc_dccal_collect, 936795f5e2cSLuis R. Rodriguez ar9002_hw_adc_dccal_calibrate 937795f5e2cSLuis R. Rodriguez }; 938795f5e2cSLuis R. Rodriguez 939795f5e2cSLuis R. Rodriguez static void ar9002_hw_init_cal_settings(struct ath_hw *ah) 940795f5e2cSLuis R. Rodriguez { 941795f5e2cSLuis R. Rodriguez if (AR_SREV_9100(ah)) { 942795f5e2cSLuis R. Rodriguez ah->iq_caldata.calData = &iq_cal_multi_sample; 943795f5e2cSLuis R. Rodriguez ah->supp_cals = IQ_MISMATCH_CAL; 944795f5e2cSLuis R. Rodriguez return; 945795f5e2cSLuis R. Rodriguez } 946795f5e2cSLuis R. Rodriguez 947795f5e2cSLuis R. Rodriguez if (AR_SREV_9160_10_OR_LATER(ah)) { 9487a37081eSFelix Fietkau if (AR_SREV_9280_20_OR_LATER(ah)) { 949795f5e2cSLuis R. Rodriguez ah->iq_caldata.calData = &iq_cal_single_sample; 950795f5e2cSLuis R. Rodriguez ah->adcgain_caldata.calData = 951795f5e2cSLuis R. Rodriguez &adc_gain_cal_single_sample; 952795f5e2cSLuis R. Rodriguez ah->adcdc_caldata.calData = 953795f5e2cSLuis R. Rodriguez &adc_dc_cal_single_sample; 954795f5e2cSLuis R. Rodriguez } else { 955795f5e2cSLuis R. Rodriguez ah->iq_caldata.calData = &iq_cal_multi_sample; 956795f5e2cSLuis R. Rodriguez ah->adcgain_caldata.calData = 957795f5e2cSLuis R. Rodriguez &adc_gain_cal_multi_sample; 958795f5e2cSLuis R. Rodriguez ah->adcdc_caldata.calData = 959795f5e2cSLuis R. Rodriguez &adc_dc_cal_multi_sample; 960795f5e2cSLuis R. Rodriguez } 961795f5e2cSLuis R. Rodriguez ah->supp_cals = ADC_GAIN_CAL | ADC_DC_CAL | IQ_MISMATCH_CAL; 962795f5e2cSLuis R. Rodriguez } 963795f5e2cSLuis R. Rodriguez } 964795f5e2cSLuis R. Rodriguez 965795f5e2cSLuis R. Rodriguez void ar9002_hw_attach_calib_ops(struct ath_hw *ah) 966795f5e2cSLuis R. Rodriguez { 967795f5e2cSLuis R. Rodriguez struct ath_hw_private_ops *priv_ops = ath9k_hw_private_ops(ah); 968795f5e2cSLuis R. Rodriguez struct ath_hw_ops *ops = ath9k_hw_ops(ah); 969795f5e2cSLuis R. Rodriguez 970795f5e2cSLuis R. Rodriguez priv_ops->init_cal_settings = ar9002_hw_init_cal_settings; 971795f5e2cSLuis R. Rodriguez priv_ops->init_cal = ar9002_hw_init_cal; 972795f5e2cSLuis R. Rodriguez priv_ops->setup_calibration = ar9002_hw_setup_calibration; 973795f5e2cSLuis R. Rodriguez 974795f5e2cSLuis R. Rodriguez ops->calibrate = ar9002_hw_calibrate; 975795f5e2cSLuis R. Rodriguez } 976