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 * $Id: ar9160_attach.c,v 1.2 2011/02/20 11:21:04 jmcneill Exp $ 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 "ar5416/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 60struct ath_hal *ar9160Attach(uint16_t devid, HAL_SOFTC sc, 61 HAL_BUS_TAG st, HAL_BUS_HANDLE sh, HAL_STATUS *status); 62static void ar9160Detach(struct ath_hal *); 63static HAL_BOOL ar9160FillCapabilityInfo(struct ath_hal *ah); 64 65static void 66ar9160AniSetup(struct ath_hal *ah) 67{ 68 static const struct ar5212AniParams aniparams = { 69 .maxNoiseImmunityLevel = 4, /* levels 0..4 */ 70 .totalSizeDesired = { -55, -55, -55, -55, -62 }, 71 .coarseHigh = { -14, -14, -14, -14, -12 }, 72 .coarseLow = { -64, -64, -64, -64, -70 }, 73 .firpwr = { -78, -78, -78, -78, -80 }, 74 .maxSpurImmunityLevel = 2, 75 .cycPwrThr1 = { 2, 4, 6 }, 76 .maxFirstepLevel = 2, /* levels 0..2 */ 77 .firstep = { 0, 4, 8 }, 78 .ofdmTrigHigh = 500, 79 .ofdmTrigLow = 200, 80 .cckTrigHigh = 200, 81 .cckTrigLow = 100, 82 .rssiThrHigh = 40, 83 .rssiThrLow = 7, 84 .period = 100, 85 }; 86 /* NB: ANI is not enabled yet */ 87 ar5212AniAttach(ah, &aniparams, &aniparams, AH_FALSE); 88} 89 90/* 91 * Attach for an AR9160 part. 92 */ 93struct ath_hal * 94ar9160Attach(uint16_t devid, HAL_SOFTC sc, 95 HAL_BUS_TAG st, HAL_BUS_HANDLE sh, 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 ah->ah_detach = ar9160Detach; 122 123 AH5416(ah)->ah_cal.iqCalData.calData = &ar9160_iq_cal; 124 AH5416(ah)->ah_cal.adcGainCalData.calData = &ar9160_adc_gain_cal; 125 AH5416(ah)->ah_cal.adcDcCalData.calData = &ar9160_adc_dc_cal; 126 AH5416(ah)->ah_cal.adcDcCalInitData.calData = &ar9160_adc_init_dc_cal; 127 AH5416(ah)->ah_cal.suppCals = ADC_GAIN_CAL | ADC_DC_CAL | IQ_MISMATCH_CAL; 128 129 if (!ar5416SetResetReg(ah, HAL_RESET_POWER_ON)) { 130 /* reset chip */ 131 HALDEBUG(ah, HAL_DEBUG_ANY, "%s: couldn't reset chip\n", 132 __func__); 133 ecode = HAL_EIO; 134 goto bad; 135 } 136 137 if (!ar5416SetPowerMode(ah, HAL_PM_AWAKE, AH_TRUE)) { 138 HALDEBUG(ah, HAL_DEBUG_ANY, "%s: couldn't wakeup chip\n", 139 __func__); 140 ecode = HAL_EIO; 141 goto bad; 142 } 143 /* Read Revisions from Chips before taking out of reset */ 144 val = OS_REG_READ(ah, AR_SREV); 145 HALDEBUG(ah, HAL_DEBUG_ATTACH, 146 "%s: ID 0x%x VERSION 0x%x TYPE 0x%x REVISION 0x%x\n", 147 __func__, MS(val, AR_XSREV_ID), MS(val, AR_XSREV_VERSION), 148 MS(val, AR_XSREV_TYPE), MS(val, AR_XSREV_REVISION)); 149 /* NB: include chip type to differentiate from pre-Sowl versions */ 150 AH_PRIVATE(ah)->ah_macVersion = 151 (val & AR_XSREV_VERSION) >> AR_XSREV_TYPE_S; 152 AH_PRIVATE(ah)->ah_macRev = MS(val, AR_XSREV_REVISION); 153 AH_PRIVATE(ah)->ah_ispcie = (val & AR_XSREV_TYPE_HOST_MODE) == 0; 154 155 /* setup common ini data; rf backends handle remainder */ 156 HAL_INI_INIT(&ahp->ah_ini_modes, ar9160Modes, 6); 157 HAL_INI_INIT(&ahp->ah_ini_common, ar9160Common, 2); 158 159 HAL_INI_INIT(&AH5416(ah)->ah_ini_bb_rfgain, ar9160BB_RfGain, 3); 160 HAL_INI_INIT(&AH5416(ah)->ah_ini_bank0, ar9160Bank0, 2); 161 HAL_INI_INIT(&AH5416(ah)->ah_ini_bank1, ar9160Bank1, 2); 162 HAL_INI_INIT(&AH5416(ah)->ah_ini_bank2, ar9160Bank2, 2); 163 HAL_INI_INIT(&AH5416(ah)->ah_ini_bank3, ar9160Bank3, 3); 164 HAL_INI_INIT(&AH5416(ah)->ah_ini_bank6, ar9160Bank6, 3); 165 HAL_INI_INIT(&AH5416(ah)->ah_ini_bank7, ar9160Bank7, 2); 166 if (AR_SREV_SOWL_11(ah)) 167 HAL_INI_INIT(&AH5416(ah)->ah_ini_addac, ar9160Addac_1_1, 2); 168 else 169 HAL_INI_INIT(&AH5416(ah)->ah_ini_addac, ar9160Addac, 2); 170 171 HAL_INI_INIT(&AH5416(ah)->ah_ini_pcieserdes, ar9160PciePhy, 2); 172 ar5416AttachPCIE(ah); 173 174 if (!ar5416ChipReset(ah, AH_NULL)) { /* reset chip */ 175 HALDEBUG(ah, HAL_DEBUG_ANY, "%s: chip reset failed\n", __func__); 176 ecode = HAL_EIO; 177 goto bad; 178 } 179 180 AH_PRIVATE(ah)->ah_phyRev = OS_REG_READ(ah, AR_PHY_CHIP_ID); 181 182 if (!ar5212ChipTest(ah)) { 183 HALDEBUG(ah, HAL_DEBUG_ANY, "%s: hardware self-test failed\n", 184 __func__); 185 ecode = HAL_ESELFTEST; 186 goto bad; 187 } 188 189 /* 190 * Set correct Baseband to analog shift 191 * setting to access analog chips. 192 */ 193 OS_REG_WRITE(ah, AR_PHY(0), 0x00000007); 194 195 /* Read Radio Chip Rev Extract */ 196 AH_PRIVATE(ah)->ah_analog5GhzRev = ar5212GetRadioRev(ah); 197 switch (AH_PRIVATE(ah)->ah_analog5GhzRev & AR_RADIO_SREV_MAJOR) { 198 case AR_RAD2133_SREV_MAJOR: /* Sowl: 2G/3x3 */ 199 case AR_RAD5133_SREV_MAJOR: /* Sowl: 2+5G/3x3 */ 200 break; 201 default: 202 if (AH_PRIVATE(ah)->ah_analog5GhzRev == 0) { 203 AH_PRIVATE(ah)->ah_analog5GhzRev = 204 AR_RAD5133_SREV_MAJOR; 205 break; 206 } 207#ifdef AH_DEBUG 208 HALDEBUG(ah, HAL_DEBUG_ANY, 209 "%s: 5G Radio Chip Rev 0x%02X is not supported by " 210 "this driver\n", __func__, 211 AH_PRIVATE(ah)->ah_analog5GhzRev); 212 ecode = HAL_ENOTSUPP; 213 goto bad; 214#endif 215 } 216 HALDEBUG(ah, HAL_DEBUG_ATTACH, "%s: Attaching AR2133 radio\n", 217 __func__); 218 rfStatus = ar2133RfAttach(ah, &ecode); 219 if (!rfStatus) { 220 HALDEBUG(ah, HAL_DEBUG_ANY, "%s: RF setup failed, status %u\n", 221 __func__, ecode); 222 goto bad; 223 } 224 225 ecode = ath_hal_v14EepromAttach(ah); 226 if (ecode != HAL_OK) 227 goto bad; 228 229 /* 230 * Got everything we need now to setup the capabilities. 231 */ 232 if (!ar9160FillCapabilityInfo(ah)) { 233 ecode = HAL_EEREAD; 234 goto bad; 235 } 236 237 ecode = ath_hal_eepromGet(ah, AR_EEP_MACADDR, ahp->ah_macaddr); 238 if (ecode != HAL_OK) { 239 HALDEBUG(ah, HAL_DEBUG_ANY, 240 "%s: error getting mac address from EEPROM\n", __func__); 241 goto bad; 242 } 243 /* XXX How about the serial number ? */ 244 /* Read Reg Domain */ 245 AH_PRIVATE(ah)->ah_currentRD = 246 ath_hal_eepromGet(ah, AR_EEP_REGDMN_0, AH_NULL); 247 248 /* 249 * ah_miscMode is populated by ar5416FillCapabilityInfo() 250 * starting from griffin. Set here to make sure that 251 * AR_MISC_MODE_MIC_NEW_LOC_ENABLE is set before a GTK is 252 * placed into hardware. 253 */ 254 if (ahp->ah_miscMode != 0) 255 OS_REG_WRITE(ah, AR_MISC_MODE, ahp->ah_miscMode); 256 257 ar9160AniSetup(ah); /* Anti Noise Immunity */ 258 ar5416InitNfHistBuff(AH5416(ah)->ah_cal.nfCalHist); 259 260 HALDEBUG(ah, HAL_DEBUG_ATTACH, "%s: return\n", __func__); 261 262 return ah; 263bad: 264 if (ahp) 265 ar9160Detach((struct ath_hal *) ahp); 266 if (status) 267 *status = ecode; 268 return AH_NULL; 269} 270 271void 272ar9160Detach(struct ath_hal *ah) 273{ 274 HALDEBUG(ah, HAL_DEBUG_ATTACH, "%s:\n", __func__); 275 276 HALASSERT(ah != AH_NULL); 277 HALASSERT(ah->ah_magic == AR5416_MAGIC); 278 279 ar5416Detach(ah); 280} 281 282/* 283 * Fill all software cached or static hardware state information. 284 * Return failure if capabilities are to come from EEPROM and 285 * cannot be read. 286 */ 287static HAL_BOOL 288ar9160FillCapabilityInfo(struct ath_hal *ah) 289{ 290 HAL_CAPABILITIES *pCap = &AH_PRIVATE(ah)->ah_caps; 291 292 if (!ar5416FillCapabilityInfo(ah)) 293 return AH_FALSE; 294 pCap->halCSTSupport = AH_TRUE; 295 pCap->halRifsRxSupport = AH_TRUE; 296 pCap->halRifsTxSupport = AH_TRUE; 297 pCap->halRtsAggrLimit = 64*1024; /* 802.11n max */ 298 pCap->halExtChanDfsSupport = AH_TRUE; 299 pCap->halAutoSleepSupport = AH_FALSE; /* XXX? */ 300 return AH_TRUE; 301} 302 303static const char* 304ar9160Probe(uint16_t vendorid, uint16_t devid) 305{ 306 if (vendorid == ATHEROS_VENDOR_ID && devid == AR9160_DEVID_PCI) 307 return "Atheros 9160"; 308 return AH_NULL; 309} 310AH_CHIP(AR9160, ar9160Probe, ar9160Attach); 311