1 /*- 2 * SPDX-License-Identifier: ISC 3 * 4 * Copyright (c) 2008 Sam Leffler, Errno Consulting 5 * Copyright (c) 2008 Atheros Communications, Inc. 6 * 7 * Permission to use, copy, modify, and/or distribute this software for any 8 * purpose with or without fee is hereby granted, provided that the above 9 * copyright notice and this permission notice appear in all copies. 10 * 11 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 12 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 13 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 14 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 15 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 16 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 17 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 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 31 static 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 }; 38 static 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 }; 45 static 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 }; 52 static 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 60 static HAL_BOOL ar9160FillCapabilityInfo(struct ath_hal *ah); 61 62 static void 63 ar9160AniSetup(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 = 7, 72 .cycPwrThr1 = { 2, 4, 6, 8, 10, 12, 14, 16 }, 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 immunity for reliable RIFS rx */ 85 AH5416(ah)->ah_ani_function &= ~(1 << HAL_ANI_NOISE_IMMUNITY_LEVEL); 86 ar5416AniAttach(ah, &aniparams, &aniparams, AH_TRUE); 87 } 88 89 static void 90 ar9160InitPLL(struct ath_hal *ah, const struct ieee80211_channel *chan) 91 { 92 uint32_t pll = SM(0x5, AR_RTC_SOWL_PLL_REFDIV); 93 if (chan != AH_NULL) { 94 if (IEEE80211_IS_CHAN_HALF(chan)) 95 pll |= SM(0x1, AR_RTC_SOWL_PLL_CLKSEL); 96 else if (IEEE80211_IS_CHAN_QUARTER(chan)) 97 pll |= SM(0x2, AR_RTC_SOWL_PLL_CLKSEL); 98 99 if (IEEE80211_IS_CHAN_5GHZ(chan)) 100 pll |= SM(0x50, AR_RTC_SOWL_PLL_DIV); 101 else 102 pll |= SM(0x58, AR_RTC_SOWL_PLL_DIV); 103 } else 104 pll |= SM(0x58, AR_RTC_SOWL_PLL_DIV); 105 106 OS_REG_WRITE(ah, AR_RTC_PLL_CONTROL, pll); 107 OS_DELAY(RTC_PLL_SETTLE_DELAY); 108 OS_REG_WRITE(ah, AR_RTC_SLEEP_CLK, AR_RTC_SLEEP_DERIVED_CLK); 109 } 110 111 /* 112 * Attach for an AR9160 part. 113 */ 114 static struct ath_hal * 115 ar9160Attach(uint16_t devid, HAL_SOFTC sc, 116 HAL_BUS_TAG st, HAL_BUS_HANDLE sh, uint16_t *eepromdata, 117 HAL_OPS_CONFIG *ah_config, 118 HAL_STATUS *status) 119 { 120 struct ath_hal_5416 *ahp5416; 121 struct ath_hal_5212 *ahp; 122 struct ath_hal *ah; 123 uint32_t val; 124 HAL_STATUS ecode; 125 HAL_BOOL rfStatus; 126 127 HALDEBUG(AH_NULL, HAL_DEBUG_ATTACH, "%s: sc %p st %p sh %p\n", 128 __func__, sc, (void*) st, (void*) sh); 129 130 /* NB: memory is returned zero'd */ 131 ahp5416 = ath_hal_malloc(sizeof (struct ath_hal_5416)); 132 if (ahp5416 == AH_NULL) { 133 HALDEBUG(AH_NULL, HAL_DEBUG_ANY, 134 "%s: cannot allocate memory for state block\n", __func__); 135 *status = HAL_ENOMEM; 136 return AH_NULL; 137 } 138 ar5416InitState(ahp5416, devid, sc, st, sh, status); 139 ahp = &ahp5416->ah_5212; 140 ah = &ahp->ah_priv.h; 141 142 /* XXX override with 9160 specific state */ 143 /* override 5416 methods for our needs */ 144 AH5416(ah)->ah_initPLL = ar9160InitPLL; 145 146 AH5416(ah)->ah_cal.iqCalData.calData = &ar9160_iq_cal; 147 AH5416(ah)->ah_cal.adcGainCalData.calData = &ar9160_adc_gain_cal; 148 AH5416(ah)->ah_cal.adcDcCalData.calData = &ar9160_adc_dc_cal; 149 AH5416(ah)->ah_cal.adcDcCalInitData.calData = &ar9160_adc_init_dc_cal; 150 AH5416(ah)->ah_cal.suppCals = ADC_GAIN_CAL | ADC_DC_CAL | IQ_MISMATCH_CAL; 151 152 if (!ar5416SetResetReg(ah, HAL_RESET_POWER_ON)) { 153 /* reset chip */ 154 HALDEBUG(ah, HAL_DEBUG_ANY, "%s: couldn't reset chip\n", 155 __func__); 156 ecode = HAL_EIO; 157 goto bad; 158 } 159 160 if (!ar5416SetPowerMode(ah, HAL_PM_AWAKE, AH_TRUE)) { 161 HALDEBUG(ah, HAL_DEBUG_ANY, "%s: couldn't wakeup chip\n", 162 __func__); 163 ecode = HAL_EIO; 164 goto bad; 165 } 166 /* Read Revisions from Chips before taking out of reset */ 167 val = OS_REG_READ(ah, AR_SREV); 168 HALDEBUG(ah, HAL_DEBUG_ATTACH, 169 "%s: ID 0x%x VERSION 0x%x TYPE 0x%x REVISION 0x%x\n", 170 __func__, MS(val, AR_XSREV_ID), MS(val, AR_XSREV_VERSION), 171 MS(val, AR_XSREV_TYPE), MS(val, AR_XSREV_REVISION)); 172 /* NB: include chip type to differentiate from pre-Sowl versions */ 173 AH_PRIVATE(ah)->ah_macVersion = 174 (val & AR_XSREV_VERSION) >> AR_XSREV_TYPE_S; 175 AH_PRIVATE(ah)->ah_macRev = MS(val, AR_XSREV_REVISION); 176 AH_PRIVATE(ah)->ah_ispcie = (val & AR_XSREV_TYPE_HOST_MODE) == 0; 177 178 /* setup common ini data; rf backends handle remainder */ 179 HAL_INI_INIT(&ahp->ah_ini_modes, ar9160Modes, 6); 180 HAL_INI_INIT(&ahp->ah_ini_common, ar9160Common, 2); 181 182 HAL_INI_INIT(&AH5416(ah)->ah_ini_bb_rfgain, ar9160BB_RfGain, 3); 183 HAL_INI_INIT(&AH5416(ah)->ah_ini_bank0, ar9160Bank0, 2); 184 HAL_INI_INIT(&AH5416(ah)->ah_ini_bank1, ar9160Bank1, 2); 185 HAL_INI_INIT(&AH5416(ah)->ah_ini_bank2, ar9160Bank2, 2); 186 HAL_INI_INIT(&AH5416(ah)->ah_ini_bank3, ar9160Bank3, 3); 187 HAL_INI_INIT(&AH5416(ah)->ah_ini_bank6, ar9160Bank6TPC, 3); 188 HAL_INI_INIT(&AH5416(ah)->ah_ini_bank7, ar9160Bank7, 2); 189 if (AR_SREV_SOWL_11(ah)) 190 HAL_INI_INIT(&AH5416(ah)->ah_ini_addac, ar9160Addac_1_1, 2); 191 else 192 HAL_INI_INIT(&AH5416(ah)->ah_ini_addac, ar9160Addac, 2); 193 194 ecode = ath_hal_v14EepromAttach(ah); 195 if (ecode != HAL_OK) 196 goto bad; 197 198 HAL_INI_INIT(&AH5416(ah)->ah_ini_pcieserdes, ar9160PciePhy, 2); 199 ar5416AttachPCIE(ah); 200 201 if (!ar5416ChipReset(ah, AH_NULL, HAL_RESET_NORMAL)) { /* reset chip */ 202 HALDEBUG(ah, HAL_DEBUG_ANY, "%s: chip reset failed\n", __func__); 203 ecode = HAL_EIO; 204 goto bad; 205 } 206 207 AH_PRIVATE(ah)->ah_phyRev = OS_REG_READ(ah, AR_PHY_CHIP_ID); 208 209 if (!ar5212ChipTest(ah)) { 210 HALDEBUG(ah, HAL_DEBUG_ANY, "%s: hardware self-test failed\n", 211 __func__); 212 ecode = HAL_ESELFTEST; 213 goto bad; 214 } 215 216 /* 217 * Set correct Baseband to analog shift 218 * setting to access analog chips. 219 */ 220 OS_REG_WRITE(ah, AR_PHY(0), 0x00000007); 221 222 /* Read Radio Chip Rev Extract */ 223 AH_PRIVATE(ah)->ah_analog5GhzRev = ar5416GetRadioRev(ah); 224 switch (AH_PRIVATE(ah)->ah_analog5GhzRev & AR_RADIO_SREV_MAJOR) { 225 case AR_RAD2133_SREV_MAJOR: /* Sowl: 2G/3x3 */ 226 case AR_RAD5133_SREV_MAJOR: /* Sowl: 2+5G/3x3 */ 227 break; 228 default: 229 if (AH_PRIVATE(ah)->ah_analog5GhzRev == 0) { 230 AH_PRIVATE(ah)->ah_analog5GhzRev = 231 AR_RAD5133_SREV_MAJOR; 232 break; 233 } 234 #ifdef AH_DEBUG 235 HALDEBUG(ah, HAL_DEBUG_ANY, 236 "%s: 5G Radio Chip Rev 0x%02X is not supported by " 237 "this driver\n", __func__, 238 AH_PRIVATE(ah)->ah_analog5GhzRev); 239 ecode = HAL_ENOTSUPP; 240 goto bad; 241 #endif 242 } 243 rfStatus = ar2133RfAttach(ah, &ecode); 244 if (!rfStatus) { 245 HALDEBUG(ah, HAL_DEBUG_ANY, "%s: RF setup failed, status %u\n", 246 __func__, ecode); 247 goto bad; 248 } 249 250 /* 251 * Got everything we need now to setup the capabilities. 252 */ 253 if (!ar9160FillCapabilityInfo(ah)) { 254 ecode = HAL_EEREAD; 255 goto bad; 256 } 257 258 ecode = ath_hal_eepromGet(ah, AR_EEP_MACADDR, ahp->ah_macaddr); 259 if (ecode != HAL_OK) { 260 HALDEBUG(ah, HAL_DEBUG_ANY, 261 "%s: error getting mac address from EEPROM\n", __func__); 262 goto bad; 263 } 264 /* XXX How about the serial number ? */ 265 /* Read Reg Domain */ 266 AH_PRIVATE(ah)->ah_currentRD = 267 ath_hal_eepromGet(ah, AR_EEP_REGDMN_0, AH_NULL); 268 AH_PRIVATE(ah)->ah_currentRDext = 269 ath_hal_eepromGet(ah, AR_EEP_REGDMN_1, AH_NULL); 270 271 /* 272 * ah_miscMode is populated by ar5416FillCapabilityInfo() 273 * starting from griffin. Set here to make sure that 274 * AR_MISC_MODE_MIC_NEW_LOC_ENABLE is set before a GTK is 275 * placed into hardware. 276 */ 277 if (ahp->ah_miscMode != 0) 278 OS_REG_WRITE(ah, AR_MISC_MODE, OS_REG_READ(ah, AR_MISC_MODE) | ahp->ah_miscMode); 279 280 ar9160AniSetup(ah); /* Anti Noise Immunity */ 281 282 /* This just uses the AR5416 NF values */ 283 AH5416(ah)->nf_2g.max = AR_PHY_CCA_MAX_GOOD_VAL_5416_2GHZ; 284 AH5416(ah)->nf_2g.min = AR_PHY_CCA_MIN_GOOD_VAL_5416_2GHZ; 285 AH5416(ah)->nf_2g.nominal = AR_PHY_CCA_NOM_VAL_5416_2GHZ; 286 AH5416(ah)->nf_5g.max = AR_PHY_CCA_MAX_GOOD_VAL_5416_5GHZ; 287 AH5416(ah)->nf_5g.min = AR_PHY_CCA_MIN_GOOD_VAL_5416_5GHZ; 288 AH5416(ah)->nf_5g.nominal = AR_PHY_CCA_NOM_VAL_5416_5GHZ; 289 290 ar5416InitNfHistBuff(AH5416(ah)->ah_cal.nfCalHist); 291 292 HALDEBUG(ah, HAL_DEBUG_ATTACH, "%s: return\n", __func__); 293 294 return ah; 295 bad: 296 if (ahp) 297 ar5416Detach((struct ath_hal *) ahp); 298 if (status) 299 *status = ecode; 300 return AH_NULL; 301 } 302 303 /* 304 * Fill all software cached or static hardware state information. 305 * Return failure if capabilities are to come from EEPROM and 306 * cannot be read. 307 */ 308 static HAL_BOOL 309 ar9160FillCapabilityInfo(struct ath_hal *ah) 310 { 311 HAL_CAPABILITIES *pCap = &AH_PRIVATE(ah)->ah_caps; 312 313 if (!ar5416FillCapabilityInfo(ah)) 314 return AH_FALSE; 315 pCap->halCSTSupport = AH_TRUE; 316 pCap->halRifsRxSupport = AH_TRUE; 317 pCap->halRifsTxSupport = AH_TRUE; 318 pCap->halRtsAggrLimit = 64*1024; /* 802.11n max */ 319 pCap->halExtChanDfsSupport = AH_TRUE; 320 pCap->halUseCombinedRadarRssi = AH_TRUE; 321 pCap->halAutoSleepSupport = AH_FALSE; /* XXX? */ 322 pCap->halMbssidAggrSupport = AH_TRUE; 323 pCap->hal4AddrAggrSupport = AH_TRUE; 324 /* BB Read WAR */ 325 pCap->halHasBBReadWar = AH_TRUE; 326 327 /* AR9160 is a 2x2 stream device */ 328 pCap->halTxStreams = 2; 329 pCap->halRxStreams = 2; 330 331 return AH_TRUE; 332 } 333 334 static const char* 335 ar9160Probe(uint16_t vendorid, uint16_t devid) 336 { 337 if (vendorid == ATHEROS_VENDOR_ID && devid == AR9160_DEVID_PCI) 338 return "Atheros 9160"; 339 return AH_NULL; 340 } 341 AH_CHIP(AR9160, ar9160Probe, ar9160Attach); 342