ar9160_attach.c revision 219979
1/* 2 * Copyright (c) 2008 Sam Leffler, Errno Consulting 3 * Copyright (c) 2008 Atheros Communications, Inc. 4 * 5 * Permission to use, copy, modify, and/or distribute this software for any 6 * purpose with or without fee is hereby granted, provided that the above 7 * copyright notice and this permission notice appear in all copies. 8 * 9 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 10 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 11 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 12 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 13 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 14 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 15 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 16 * 17 * $FreeBSD: head/sys/dev/ath/ath_hal/ar9001/ar9160_attach.c 219979 2011-03-25 00:40:08Z adrian $ 18 */ 19#include "opt_ah.h" 20 21#include "ah.h" 22#include "ah_internal.h" 23#include "ah_devid.h" 24 25#include "ar5416/ar5416.h" 26#include "ar5416/ar5416reg.h" 27#include "ar5416/ar5416phy.h" 28 29#include "ar9001/ar9160.ini" 30 31static const HAL_PERCAL_DATA ar9160_iq_cal = { /* multi sample */ 32 .calName = "IQ", .calType = IQ_MISMATCH_CAL, 33 .calNumSamples = MAX_CAL_SAMPLES, 34 .calCountMax = PER_MIN_LOG_COUNT, 35 .calCollect = ar5416IQCalCollect, 36 .calPostProc = ar5416IQCalibration 37}; 38static const HAL_PERCAL_DATA ar9160_adc_gain_cal = { /* multi sample */ 39 .calName = "ADC Gain", .calType = ADC_GAIN_CAL, 40 .calNumSamples = MAX_CAL_SAMPLES, 41 .calCountMax = PER_MIN_LOG_COUNT, 42 .calCollect = ar5416AdcGainCalCollect, 43 .calPostProc = ar5416AdcGainCalibration 44}; 45static const HAL_PERCAL_DATA ar9160_adc_dc_cal = { /* multi sample */ 46 .calName = "ADC DC", .calType = ADC_DC_CAL, 47 .calNumSamples = MAX_CAL_SAMPLES, 48 .calCountMax = PER_MIN_LOG_COUNT, 49 .calCollect = ar5416AdcDcCalCollect, 50 .calPostProc = ar5416AdcDcCalibration 51}; 52static const HAL_PERCAL_DATA ar9160_adc_init_dc_cal = { 53 .calName = "ADC Init DC", .calType = ADC_DC_INIT_CAL, 54 .calNumSamples = MIN_CAL_SAMPLES, 55 .calCountMax = INIT_LOG_COUNT, 56 .calCollect = ar5416AdcDcCalCollect, 57 .calPostProc = ar5416AdcDcCalibration 58}; 59 60static HAL_BOOL ar9160FillCapabilityInfo(struct ath_hal *ah); 61 62static void 63ar9160AniSetup(struct ath_hal *ah) 64{ 65 static const struct ar5212AniParams aniparams = { 66 .maxNoiseImmunityLevel = 4, /* levels 0..4 */ 67 .totalSizeDesired = { -55, -55, -55, -55, -62 }, 68 .coarseHigh = { -14, -14, -14, -14, -12 }, 69 .coarseLow = { -64, -64, -64, -64, -70 }, 70 .firpwr = { -78, -78, -78, -78, -80 }, 71 .maxSpurImmunityLevel = 2, 72 .cycPwrThr1 = { 2, 4, 6 }, 73 .maxFirstepLevel = 2, /* levels 0..2 */ 74 .firstep = { 0, 4, 8 }, 75 .ofdmTrigHigh = 500, 76 .ofdmTrigLow = 200, 77 .cckTrigHigh = 200, 78 .cckTrigLow = 100, 79 .rssiThrHigh = 40, 80 .rssiThrLow = 7, 81 .period = 100, 82 }; 83 84 /* NB: disable ANI noise immmunity for reliable RIFS rx */ 85 AH5416(ah)->ah_ani_function &= ~ HAL_ANI_NOISE_IMMUNITY_LEVEL; 86 ar5416AniAttach(ah, &aniparams, &aniparams, AH_TRUE); 87} 88 89/* 90 * Attach for an AR9160 part. 91 */ 92static struct ath_hal * 93ar9160Attach(uint16_t devid, HAL_SOFTC sc, 94 HAL_BUS_TAG st, HAL_BUS_HANDLE sh, uint16_t *eepromdata, 95 HAL_STATUS *status) 96{ 97 struct ath_hal_5416 *ahp5416; 98 struct ath_hal_5212 *ahp; 99 struct ath_hal *ah; 100 uint32_t val; 101 HAL_STATUS ecode; 102 HAL_BOOL rfStatus; 103 104 HALDEBUG(AH_NULL, HAL_DEBUG_ATTACH, "%s: sc %p st %p sh %p\n", 105 __func__, sc, (void*) st, (void*) sh); 106 107 /* NB: memory is returned zero'd */ 108 ahp5416 = ath_hal_malloc(sizeof (struct ath_hal_5416)); 109 if (ahp5416 == AH_NULL) { 110 HALDEBUG(AH_NULL, HAL_DEBUG_ANY, 111 "%s: cannot allocate memory for state block\n", __func__); 112 *status = HAL_ENOMEM; 113 return AH_NULL; 114 } 115 ar5416InitState(ahp5416, devid, sc, st, sh, status); 116 ahp = &ahp5416->ah_5212; 117 ah = &ahp->ah_priv.h; 118 119 /* XXX override with 9160 specific state */ 120 /* override 5416 methods for our needs */ 121 122 AH5416(ah)->ah_cal.iqCalData.calData = &ar9160_iq_cal; 123 AH5416(ah)->ah_cal.adcGainCalData.calData = &ar9160_adc_gain_cal; 124 AH5416(ah)->ah_cal.adcDcCalData.calData = &ar9160_adc_dc_cal; 125 AH5416(ah)->ah_cal.adcDcCalInitData.calData = &ar9160_adc_init_dc_cal; 126 AH5416(ah)->ah_cal.suppCals = ADC_GAIN_CAL | ADC_DC_CAL | IQ_MISMATCH_CAL; 127 128 if (!ar5416SetResetReg(ah, HAL_RESET_POWER_ON)) { 129 /* reset chip */ 130 HALDEBUG(ah, HAL_DEBUG_ANY, "%s: couldn't reset chip\n", 131 __func__); 132 ecode = HAL_EIO; 133 goto bad; 134 } 135 136 if (!ar5416SetPowerMode(ah, HAL_PM_AWAKE, AH_TRUE)) { 137 HALDEBUG(ah, HAL_DEBUG_ANY, "%s: couldn't wakeup chip\n", 138 __func__); 139 ecode = HAL_EIO; 140 goto bad; 141 } 142 /* Read Revisions from Chips before taking out of reset */ 143 val = OS_REG_READ(ah, AR_SREV); 144 HALDEBUG(ah, HAL_DEBUG_ATTACH, 145 "%s: ID 0x%x VERSION 0x%x TYPE 0x%x REVISION 0x%x\n", 146 __func__, MS(val, AR_XSREV_ID), MS(val, AR_XSREV_VERSION), 147 MS(val, AR_XSREV_TYPE), MS(val, AR_XSREV_REVISION)); 148 /* NB: include chip type to differentiate from pre-Sowl versions */ 149 AH_PRIVATE(ah)->ah_macVersion = 150 (val & AR_XSREV_VERSION) >> AR_XSREV_TYPE_S; 151 AH_PRIVATE(ah)->ah_macRev = MS(val, AR_XSREV_REVISION); 152 AH_PRIVATE(ah)->ah_ispcie = (val & AR_XSREV_TYPE_HOST_MODE) == 0; 153 154 /* setup common ini data; rf backends handle remainder */ 155 HAL_INI_INIT(&ahp->ah_ini_modes, ar9160Modes, 6); 156 HAL_INI_INIT(&ahp->ah_ini_common, ar9160Common, 2); 157 158 HAL_INI_INIT(&AH5416(ah)->ah_ini_bb_rfgain, ar9160BB_RfGain, 3); 159 HAL_INI_INIT(&AH5416(ah)->ah_ini_bank0, ar9160Bank0, 2); 160 HAL_INI_INIT(&AH5416(ah)->ah_ini_bank1, ar9160Bank1, 2); 161 HAL_INI_INIT(&AH5416(ah)->ah_ini_bank2, ar9160Bank2, 2); 162 HAL_INI_INIT(&AH5416(ah)->ah_ini_bank3, ar9160Bank3, 3); 163 HAL_INI_INIT(&AH5416(ah)->ah_ini_bank6, ar9160Bank6, 3); 164 HAL_INI_INIT(&AH5416(ah)->ah_ini_bank7, ar9160Bank7, 2); 165 if (AR_SREV_SOWL_11(ah)) 166 HAL_INI_INIT(&AH5416(ah)->ah_ini_addac, ar9160Addac_1_1, 2); 167 else 168 HAL_INI_INIT(&AH5416(ah)->ah_ini_addac, ar9160Addac, 2); 169 170 ecode = ath_hal_v14EepromAttach(ah); 171 if (ecode != HAL_OK) 172 goto bad; 173 174 HAL_INI_INIT(&AH5416(ah)->ah_ini_pcieserdes, ar9160PciePhy, 2); 175 ar5416AttachPCIE(ah); 176 177 if (!ar5416ChipReset(ah, AH_NULL)) { /* reset chip */ 178 HALDEBUG(ah, HAL_DEBUG_ANY, "%s: chip reset failed\n", __func__); 179 ecode = HAL_EIO; 180 goto bad; 181 } 182 183 AH_PRIVATE(ah)->ah_phyRev = OS_REG_READ(ah, AR_PHY_CHIP_ID); 184 185 if (!ar5212ChipTest(ah)) { 186 HALDEBUG(ah, HAL_DEBUG_ANY, "%s: hardware self-test failed\n", 187 __func__); 188 ecode = HAL_ESELFTEST; 189 goto bad; 190 } 191 192 /* 193 * Set correct Baseband to analog shift 194 * setting to access analog chips. 195 */ 196 OS_REG_WRITE(ah, AR_PHY(0), 0x00000007); 197 198 /* Read Radio Chip Rev Extract */ 199 AH_PRIVATE(ah)->ah_analog5GhzRev = ar5416GetRadioRev(ah); 200 switch (AH_PRIVATE(ah)->ah_analog5GhzRev & AR_RADIO_SREV_MAJOR) { 201 case AR_RAD2133_SREV_MAJOR: /* Sowl: 2G/3x3 */ 202 case AR_RAD5133_SREV_MAJOR: /* Sowl: 2+5G/3x3 */ 203 break; 204 default: 205 if (AH_PRIVATE(ah)->ah_analog5GhzRev == 0) { 206 AH_PRIVATE(ah)->ah_analog5GhzRev = 207 AR_RAD5133_SREV_MAJOR; 208 break; 209 } 210#ifdef AH_DEBUG 211 HALDEBUG(ah, HAL_DEBUG_ANY, 212 "%s: 5G Radio Chip Rev 0x%02X is not supported by " 213 "this driver\n", __func__, 214 AH_PRIVATE(ah)->ah_analog5GhzRev); 215 ecode = HAL_ENOTSUPP; 216 goto bad; 217#endif 218 } 219 rfStatus = ar2133RfAttach(ah, &ecode); 220 if (!rfStatus) { 221 HALDEBUG(ah, HAL_DEBUG_ANY, "%s: RF setup failed, status %u\n", 222 __func__, ecode); 223 goto bad; 224 } 225 226 /* 227 * Got everything we need now to setup the capabilities. 228 */ 229 if (!ar9160FillCapabilityInfo(ah)) { 230 ecode = HAL_EEREAD; 231 goto bad; 232 } 233 234 ecode = ath_hal_eepromGet(ah, AR_EEP_MACADDR, ahp->ah_macaddr); 235 if (ecode != HAL_OK) { 236 HALDEBUG(ah, HAL_DEBUG_ANY, 237 "%s: error getting mac address from EEPROM\n", __func__); 238 goto bad; 239 } 240 /* XXX How about the serial number ? */ 241 /* Read Reg Domain */ 242 AH_PRIVATE(ah)->ah_currentRD = 243 ath_hal_eepromGet(ah, AR_EEP_REGDMN_0, AH_NULL); 244 245 /* 246 * ah_miscMode is populated by ar5416FillCapabilityInfo() 247 * starting from griffin. Set here to make sure that 248 * AR_MISC_MODE_MIC_NEW_LOC_ENABLE is set before a GTK is 249 * placed into hardware. 250 */ 251 if (ahp->ah_miscMode != 0) 252 OS_REG_WRITE(ah, AR_MISC_MODE, OS_REG_READ(ah, AR_MISC_MODE) | ahp->ah_miscMode); 253 254 ar9160AniSetup(ah); /* Anti Noise Immunity */ 255 256 /* This just uses the AR5416 NF values */ 257 AH5416(ah)->nf_2g.max = AR_PHY_CCA_MAX_GOOD_VAL_5416_2GHZ; 258 AH5416(ah)->nf_2g.min = AR_PHY_CCA_MIN_GOOD_VAL_5416_2GHZ; 259 AH5416(ah)->nf_2g.nominal = AR_PHY_CCA_NOM_VAL_5416_2GHZ; 260 AH5416(ah)->nf_5g.max = AR_PHY_CCA_MAX_GOOD_VAL_5416_5GHZ; 261 AH5416(ah)->nf_5g.min = AR_PHY_CCA_MIN_GOOD_VAL_5416_5GHZ; 262 AH5416(ah)->nf_5g.nominal = AR_PHY_CCA_NOM_VAL_5416_5GHZ; 263 264 ar5416InitNfHistBuff(AH5416(ah)->ah_cal.nfCalHist); 265 266 HALDEBUG(ah, HAL_DEBUG_ATTACH, "%s: return\n", __func__); 267 268 return ah; 269bad: 270 if (ahp) 271 ar5416Detach((struct ath_hal *) ahp); 272 if (status) 273 *status = ecode; 274 return AH_NULL; 275} 276 277/* 278 * Fill all software cached or static hardware state information. 279 * Return failure if capabilities are to come from EEPROM and 280 * cannot be read. 281 */ 282static HAL_BOOL 283ar9160FillCapabilityInfo(struct ath_hal *ah) 284{ 285 HAL_CAPABILITIES *pCap = &AH_PRIVATE(ah)->ah_caps; 286 287 if (!ar5416FillCapabilityInfo(ah)) 288 return AH_FALSE; 289 pCap->halCSTSupport = AH_TRUE; 290 pCap->halRifsRxSupport = AH_TRUE; 291 pCap->halRifsTxSupport = AH_TRUE; 292 pCap->halRtsAggrLimit = 64*1024; /* 802.11n max */ 293 pCap->halExtChanDfsSupport = AH_TRUE; 294 pCap->halAutoSleepSupport = AH_FALSE; /* XXX? */ 295 /* AR9160 is a 2x2 stream device */ 296 pCap->halTxStreams = 2; 297 pCap->halRxStreams = 2; 298 299 return AH_TRUE; 300} 301 302static const char* 303ar9160Probe(uint16_t vendorid, uint16_t devid) 304{ 305 if (vendorid == ATHEROS_VENDOR_ID && devid == AR9160_DEVID_PCI) 306 return "Atheros 9160"; 307 return AH_NULL; 308} 309AH_CHIP(AR9160, ar9160Probe, ar9160Attach); 310