1 /* 2 * Copyright (c) 2002-2008 Sam Leffler, Errno Consulting 3 * Copyright (c) 2002-2008 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 * $FreeBSD$ 18 */ 19 #include "opt_ah.h" 20 21 #include "ah.h" 22 #include "ah_internal.h" 23 #include "ah_devid.h" 24 25 #include "ah_eeprom_v14.h" 26 27 #include "ar5416/ar5416.h" 28 #include "ar5416/ar5416reg.h" 29 #include "ar5416/ar5416phy.h" 30 31 #include "ar5416/ar5416.ini" 32 33 static void ar5416ConfigPCIE(struct ath_hal *ah, HAL_BOOL restore, 34 HAL_BOOL power_off); 35 static void ar5416DisablePCIE(struct ath_hal *ah); 36 static void ar5416WriteIni(struct ath_hal *ah, 37 const struct ieee80211_channel *chan); 38 static void ar5416SpurMitigate(struct ath_hal *ah, 39 const struct ieee80211_channel *chan); 40 41 static void 42 ar5416AniSetup(struct ath_hal *ah) 43 { 44 static const struct ar5212AniParams aniparams = { 45 .maxNoiseImmunityLevel = 4, /* levels 0..4 */ 46 .totalSizeDesired = { -55, -55, -55, -55, -62 }, 47 .coarseHigh = { -14, -14, -14, -14, -12 }, 48 .coarseLow = { -64, -64, -64, -64, -70 }, 49 .firpwr = { -78, -78, -78, -78, -80 }, 50 .maxSpurImmunityLevel = 7, 51 .cycPwrThr1 = { 2, 4, 6, 8, 10, 12, 14, 16 }, 52 .maxFirstepLevel = 2, /* levels 0..2 */ 53 .firstep = { 0, 4, 8 }, 54 .ofdmTrigHigh = 500, 55 .ofdmTrigLow = 200, 56 .cckTrigHigh = 200, 57 .cckTrigLow = 100, 58 .rssiThrHigh = 40, 59 .rssiThrLow = 7, 60 .period = 100, 61 }; 62 /* NB: disable ANI noise immmunity for reliable RIFS rx */ 63 AH5416(ah)->ah_ani_function &= ~(1 << HAL_ANI_NOISE_IMMUNITY_LEVEL); 64 ar5416AniAttach(ah, &aniparams, &aniparams, AH_TRUE); 65 } 66 67 /* 68 * AR5416 doesn't do OLC or temperature compensation. 69 */ 70 static void 71 ar5416olcInit(struct ath_hal *ah) 72 { 73 } 74 75 static void 76 ar5416olcTempCompensation(struct ath_hal *ah) 77 { 78 } 79 80 /* 81 * Attach for an AR5416 part. 82 */ 83 void 84 ar5416InitState(struct ath_hal_5416 *ahp5416, uint16_t devid, HAL_SOFTC sc, 85 HAL_BUS_TAG st, HAL_BUS_HANDLE sh, HAL_STATUS *status) 86 { 87 struct ath_hal_5212 *ahp; 88 struct ath_hal *ah; 89 90 ahp = &ahp5416->ah_5212; 91 ar5212InitState(ahp, devid, sc, st, sh, status); 92 ah = &ahp->ah_priv.h; 93 94 /* override 5212 methods for our needs */ 95 ah->ah_magic = AR5416_MAGIC; 96 ah->ah_getRateTable = ar5416GetRateTable; 97 ah->ah_detach = ar5416Detach; 98 99 /* Reset functions */ 100 ah->ah_reset = ar5416Reset; 101 ah->ah_phyDisable = ar5416PhyDisable; 102 ah->ah_disable = ar5416Disable; 103 ah->ah_configPCIE = ar5416ConfigPCIE; 104 ah->ah_disablePCIE = ar5416DisablePCIE; 105 ah->ah_perCalibration = ar5416PerCalibration; 106 ah->ah_perCalibrationN = ar5416PerCalibrationN, 107 ah->ah_resetCalValid = ar5416ResetCalValid, 108 ah->ah_setTxPowerLimit = ar5416SetTxPowerLimit; 109 ah->ah_setTxPower = ar5416SetTransmitPower; 110 ah->ah_setBoardValues = ar5416SetBoardValues; 111 112 /* Transmit functions */ 113 ah->ah_stopTxDma = ar5416StopTxDma; 114 ah->ah_setupTxDesc = ar5416SetupTxDesc; 115 ah->ah_setupXTxDesc = ar5416SetupXTxDesc; 116 ah->ah_fillTxDesc = ar5416FillTxDesc; 117 ah->ah_procTxDesc = ar5416ProcTxDesc; 118 ah->ah_getTxCompletionRates = ar5416GetTxCompletionRates; 119 ah->ah_setupTxQueue = ar5416SetupTxQueue; 120 ah->ah_resetTxQueue = ar5416ResetTxQueue; 121 122 /* Receive Functions */ 123 ah->ah_getRxFilter = ar5416GetRxFilter; 124 ah->ah_setRxFilter = ar5416SetRxFilter; 125 ah->ah_stopDmaReceive = ar5416StopDmaReceive; 126 ah->ah_startPcuReceive = ar5416StartPcuReceive; 127 ah->ah_stopPcuReceive = ar5416StopPcuReceive; 128 ah->ah_setupRxDesc = ar5416SetupRxDesc; 129 ah->ah_procRxDesc = ar5416ProcRxDesc; 130 ah->ah_rxMonitor = ar5416RxMonitor; 131 ah->ah_aniPoll = ar5416AniPoll; 132 ah->ah_procMibEvent = ar5416ProcessMibIntr; 133 134 /* Misc Functions */ 135 ah->ah_getCapability = ar5416GetCapability; 136 ah->ah_setCapability = ar5416SetCapability; 137 ah->ah_getDiagState = ar5416GetDiagState; 138 ah->ah_setLedState = ar5416SetLedState; 139 ah->ah_gpioCfgOutput = ar5416GpioCfgOutput; 140 ah->ah_gpioCfgInput = ar5416GpioCfgInput; 141 ah->ah_gpioGet = ar5416GpioGet; 142 ah->ah_gpioSet = ar5416GpioSet; 143 ah->ah_gpioSetIntr = ar5416GpioSetIntr; 144 ah->ah_getTsf64 = ar5416GetTsf64; 145 ah->ah_setTsf64 = ar5416SetTsf64; 146 ah->ah_resetTsf = ar5416ResetTsf; 147 ah->ah_getRfGain = ar5416GetRfgain; 148 ah->ah_setAntennaSwitch = ar5416SetAntennaSwitch; 149 ah->ah_setDecompMask = ar5416SetDecompMask; 150 ah->ah_setCoverageClass = ar5416SetCoverageClass; 151 ah->ah_setQuiet = ar5416SetQuiet; 152 ah->ah_getMibCycleCounts = ar5416GetMibCycleCounts; 153 ah->ah_setChainMasks = ar5416SetChainMasks; 154 155 ah->ah_resetKeyCacheEntry = ar5416ResetKeyCacheEntry; 156 ah->ah_setKeyCacheEntry = ar5416SetKeyCacheEntry; 157 158 /* DFS Functions */ 159 ah->ah_enableDfs = ar5416EnableDfs; 160 ah->ah_getDfsThresh = ar5416GetDfsThresh; 161 ah->ah_getDfsDefaultThresh = ar5416GetDfsDefaultThresh; 162 ah->ah_procRadarEvent = ar5416ProcessRadarEvent; 163 ah->ah_isFastClockEnabled = ar5416IsFastClockEnabled; 164 165 /* Spectral Scan Functions */ 166 ah->ah_spectralConfigure = ar5416ConfigureSpectralScan; 167 ah->ah_spectralGetConfig = ar5416GetSpectralParams; 168 ah->ah_spectralStart = ar5416StartSpectralScan; 169 ah->ah_spectralStop = ar5416StopSpectralScan; 170 ah->ah_spectralIsEnabled = ar5416IsSpectralEnabled; 171 ah->ah_spectralIsActive = ar5416IsSpectralActive; 172 173 /* Power Management Functions */ 174 ah->ah_setPowerMode = ar5416SetPowerMode; 175 176 /* Beacon Management Functions */ 177 ah->ah_setBeaconTimers = ar5416SetBeaconTimers; 178 ah->ah_beaconInit = ar5416BeaconInit; 179 ah->ah_setStationBeaconTimers = ar5416SetStaBeaconTimers; 180 ah->ah_resetStationBeaconTimers = ar5416ResetStaBeaconTimers; 181 ah->ah_getNextTBTT = ar5416GetNextTBTT; 182 183 /* 802.11n Functions */ 184 ah->ah_chainTxDesc = ar5416ChainTxDesc; 185 ah->ah_setupFirstTxDesc = ar5416SetupFirstTxDesc; 186 ah->ah_setupLastTxDesc = ar5416SetupLastTxDesc; 187 ah->ah_set11nRateScenario = ar5416Set11nRateScenario; 188 ah->ah_set11nAggrFirst = ar5416Set11nAggrFirst; 189 ah->ah_set11nAggrMiddle = ar5416Set11nAggrMiddle; 190 ah->ah_set11nAggrLast = ar5416Set11nAggrLast; 191 ah->ah_clr11nAggr = ar5416Clr11nAggr; 192 ah->ah_set11nBurstDuration = ar5416Set11nBurstDuration; 193 ah->ah_get11nExtBusy = ar5416Get11nExtBusy; 194 ah->ah_set11nMac2040 = ar5416Set11nMac2040; 195 ah->ah_get11nRxClear = ar5416Get11nRxClear; 196 ah->ah_set11nRxClear = ar5416Set11nRxClear; 197 ah->ah_set11nVirtMoreFrag = ar5416Set11nVirtualMoreFrag; 198 199 /* Interrupt functions */ 200 ah->ah_isInterruptPending = ar5416IsInterruptPending; 201 ah->ah_getPendingInterrupts = ar5416GetPendingInterrupts; 202 ah->ah_setInterrupts = ar5416SetInterrupts; 203 204 /* Bluetooth Coexistence functions */ 205 ah->ah_btCoexSetInfo = ar5416SetBTCoexInfo; 206 ah->ah_btCoexSetConfig = ar5416BTCoexConfig; 207 ah->ah_btCoexSetQcuThresh = ar5416BTCoexSetQcuThresh; 208 ah->ah_btCoexSetWeights = ar5416BTCoexSetWeights; 209 ah->ah_btCoexSetBmissThresh = ar5416BTCoexSetupBmissThresh; 210 ah->ah_btCoexSetParameter = ar5416BTCoexSetParameter; 211 ah->ah_btCoexDisable = ar5416BTCoexDisable; 212 ah->ah_btCoexEnable = ar5416BTCoexEnable; 213 AH5416(ah)->ah_btCoexSetDiversity = ar5416BTCoexAntennaDiversity; 214 215 ahp->ah_priv.ah_getWirelessModes= ar5416GetWirelessModes; 216 ahp->ah_priv.ah_eepromRead = ar5416EepromRead; 217 #ifdef AH_SUPPORT_WRITE_EEPROM 218 ahp->ah_priv.ah_eepromWrite = ar5416EepromWrite; 219 #endif 220 ahp->ah_priv.ah_getChipPowerLimits = ar5416GetChipPowerLimits; 221 222 /* Internal ops */ 223 AH5416(ah)->ah_writeIni = ar5416WriteIni; 224 AH5416(ah)->ah_spurMitigate = ar5416SpurMitigate; 225 226 /* Internal baseband ops */ 227 AH5416(ah)->ah_initPLL = ar5416InitPLL; 228 229 /* Internal calibration ops */ 230 AH5416(ah)->ah_cal_initcal = ar5416InitCalHardware; 231 232 /* Internal TX power control related operations */ 233 AH5416(ah)->ah_olcInit = ar5416olcInit; 234 AH5416(ah)->ah_olcTempCompensation = ar5416olcTempCompensation; 235 AH5416(ah)->ah_setPowerCalTable = ar5416SetPowerCalTable; 236 237 /* 238 * Start by setting all Owl devices to 2x2 239 */ 240 AH5416(ah)->ah_rx_chainmask = AR5416_DEFAULT_RXCHAINMASK; 241 AH5416(ah)->ah_tx_chainmask = AR5416_DEFAULT_TXCHAINMASK; 242 243 /* Enable all ANI functions to begin with */ 244 AH5416(ah)->ah_ani_function = 0xffffffff; 245 246 /* Set overridable ANI methods */ 247 AH5212(ah)->ah_aniControl = ar5416AniControl; 248 249 /* 250 * Default FIFO Trigger levels 251 * 252 * These define how filled the TX FIFO needs to be before 253 * the baseband begins to be given some data. 254 * 255 * To be paranoid, we ensure that the TX trigger level always 256 * has at least enough space for two TX DMA to occur. 257 * The TX DMA size is currently hard-coded to AR_TXCFG_DMASZ_128B. 258 * That means we need to leave at least 256 bytes available in 259 * the TX DMA FIFO. 260 */ 261 #define AR_FTRIG_512B 0x00000080 // 5 bits total 262 /* 263 * AR9285/AR9271 have half the size TX FIFO compared to 264 * other devices 265 */ 266 if (AR_SREV_KITE(ah) || AR_SREV_9271(ah)) { 267 AH5212(ah)->ah_txTrigLev = (AR_FTRIG_256B >> AR_FTRIG_S); 268 AH5212(ah)->ah_maxTxTrigLev = ((2048 / 64) - 1); 269 } else { 270 AH5212(ah)->ah_txTrigLev = (AR_FTRIG_512B >> AR_FTRIG_S); 271 AH5212(ah)->ah_maxTxTrigLev = ((4096 / 64) - 1); 272 } 273 #undef AR_FTRIG_512B 274 275 /* And now leave some headspace - 256 bytes */ 276 AH5212(ah)->ah_maxTxTrigLev -= 4; 277 } 278 279 uint32_t 280 ar5416GetRadioRev(struct ath_hal *ah) 281 { 282 uint32_t val; 283 int i; 284 285 /* Read Radio Chip Rev Extract */ 286 OS_REG_WRITE(ah, AR_PHY(0x36), 0x00007058); 287 for (i = 0; i < 8; i++) 288 OS_REG_WRITE(ah, AR_PHY(0x20), 0x00010000); 289 val = (OS_REG_READ(ah, AR_PHY(256)) >> 24) & 0xff; 290 val = ((val & 0xf0) >> 4) | ((val & 0x0f) << 4); 291 return ath_hal_reverseBits(val, 8); 292 } 293 294 /* 295 * Attach for an AR5416 part. 296 */ 297 static struct ath_hal * 298 ar5416Attach(uint16_t devid, HAL_SOFTC sc, 299 HAL_BUS_TAG st, HAL_BUS_HANDLE sh, uint16_t *eepromdata, 300 HAL_STATUS *status) 301 { 302 struct ath_hal_5416 *ahp5416; 303 struct ath_hal_5212 *ahp; 304 struct ath_hal *ah; 305 uint32_t val; 306 HAL_STATUS ecode; 307 HAL_BOOL rfStatus; 308 309 HALDEBUG(AH_NULL, HAL_DEBUG_ATTACH, "%s: sc %p st %p sh %p\n", 310 __func__, sc, (void*) st, (void*) sh); 311 312 /* NB: memory is returned zero'd */ 313 ahp5416 = ath_hal_malloc(sizeof (struct ath_hal_5416) + 314 /* extra space for Owl 2.1/2.2 WAR */ 315 sizeof(ar5416Addac) 316 ); 317 if (ahp5416 == AH_NULL) { 318 HALDEBUG(AH_NULL, HAL_DEBUG_ANY, 319 "%s: cannot allocate memory for state block\n", __func__); 320 *status = HAL_ENOMEM; 321 return AH_NULL; 322 } 323 ar5416InitState(ahp5416, devid, sc, st, sh, status); 324 ahp = &ahp5416->ah_5212; 325 ah = &ahp->ah_priv.h; 326 327 if (!ar5416SetResetReg(ah, HAL_RESET_POWER_ON)) { 328 /* reset chip */ 329 HALDEBUG(ah, HAL_DEBUG_ANY, "%s: couldn't reset chip\n", __func__); 330 ecode = HAL_EIO; 331 goto bad; 332 } 333 334 if (!ar5416SetPowerMode(ah, HAL_PM_AWAKE, AH_TRUE)) { 335 HALDEBUG(ah, HAL_DEBUG_ANY, "%s: couldn't wakeup chip\n", __func__); 336 ecode = HAL_EIO; 337 goto bad; 338 } 339 /* Read Revisions from Chips before taking out of reset */ 340 val = OS_REG_READ(ah, AR_SREV) & AR_SREV_ID; 341 AH_PRIVATE(ah)->ah_macVersion = val >> AR_SREV_ID_S; 342 AH_PRIVATE(ah)->ah_macRev = val & AR_SREV_REVISION; 343 AH_PRIVATE(ah)->ah_ispcie = (devid == AR5416_DEVID_PCIE); 344 345 /* setup common ini data; rf backends handle remainder */ 346 HAL_INI_INIT(&ahp->ah_ini_modes, ar5416Modes, 6); 347 HAL_INI_INIT(&ahp->ah_ini_common, ar5416Common, 2); 348 349 HAL_INI_INIT(&AH5416(ah)->ah_ini_bb_rfgain, ar5416BB_RfGain, 3); 350 HAL_INI_INIT(&AH5416(ah)->ah_ini_bank0, ar5416Bank0, 2); 351 HAL_INI_INIT(&AH5416(ah)->ah_ini_bank1, ar5416Bank1, 2); 352 HAL_INI_INIT(&AH5416(ah)->ah_ini_bank2, ar5416Bank2, 2); 353 HAL_INI_INIT(&AH5416(ah)->ah_ini_bank3, ar5416Bank3, 3); 354 HAL_INI_INIT(&AH5416(ah)->ah_ini_bank6, ar5416Bank6, 3); 355 HAL_INI_INIT(&AH5416(ah)->ah_ini_bank7, ar5416Bank7, 2); 356 HAL_INI_INIT(&AH5416(ah)->ah_ini_addac, ar5416Addac, 2); 357 358 if (! IS_5416V2_2(ah)) { /* Owl 2.1/2.0 */ 359 ath_hal_printf(ah, "[ath] Enabling CLKDRV workaround for AR5416 < v2.2\n"); 360 struct ini { 361 uint32_t *data; /* NB: !const */ 362 int rows, cols; 363 }; 364 /* override CLKDRV value */ 365 OS_MEMCPY(&AH5416(ah)[1], ar5416Addac, sizeof(ar5416Addac)); 366 AH5416(ah)->ah_ini_addac.data = (uint32_t *) &AH5416(ah)[1]; 367 HAL_INI_VAL((struct ini *)&AH5416(ah)->ah_ini_addac, 31, 1) = 0; 368 } 369 370 HAL_INI_INIT(&AH5416(ah)->ah_ini_pcieserdes, ar5416PciePhy, 2); 371 ar5416AttachPCIE(ah); 372 373 ecode = ath_hal_v14EepromAttach(ah); 374 if (ecode != HAL_OK) 375 goto bad; 376 377 if (!ar5416ChipReset(ah, AH_NULL)) { /* reset chip */ 378 HALDEBUG(ah, HAL_DEBUG_ANY, "%s: chip reset failed\n", 379 __func__); 380 ecode = HAL_EIO; 381 goto bad; 382 } 383 384 AH_PRIVATE(ah)->ah_phyRev = OS_REG_READ(ah, AR_PHY_CHIP_ID); 385 386 if (!ar5212ChipTest(ah)) { 387 HALDEBUG(ah, HAL_DEBUG_ANY, "%s: hardware self-test failed\n", 388 __func__); 389 ecode = HAL_ESELFTEST; 390 goto bad; 391 } 392 393 /* 394 * Set correct Baseband to analog shift 395 * setting to access analog chips. 396 */ 397 OS_REG_WRITE(ah, AR_PHY(0), 0x00000007); 398 399 /* Read Radio Chip Rev Extract */ 400 AH_PRIVATE(ah)->ah_analog5GhzRev = ar5416GetRadioRev(ah); 401 switch (AH_PRIVATE(ah)->ah_analog5GhzRev & AR_RADIO_SREV_MAJOR) { 402 case AR_RAD5122_SREV_MAJOR: /* Fowl: 5G/2x2 */ 403 case AR_RAD2122_SREV_MAJOR: /* Fowl: 2+5G/2x2 */ 404 case AR_RAD2133_SREV_MAJOR: /* Fowl: 2G/3x3 */ 405 case AR_RAD5133_SREV_MAJOR: /* Fowl: 2+5G/3x3 */ 406 break; 407 default: 408 if (AH_PRIVATE(ah)->ah_analog5GhzRev == 0) { 409 /* 410 * When RF_Silen is used the analog chip is reset. 411 * So when the system boots with radio switch off 412 * the RF chip rev reads back as zero and we need 413 * to use the mac+phy revs to set the radio rev. 414 */ 415 AH_PRIVATE(ah)->ah_analog5GhzRev = 416 AR_RAD5133_SREV_MAJOR; 417 break; 418 } 419 /* NB: silently accept anything in release code per Atheros */ 420 #ifdef AH_DEBUG 421 HALDEBUG(ah, HAL_DEBUG_ANY, 422 "%s: 5G Radio Chip Rev 0x%02X is not supported by " 423 "this driver\n", __func__, 424 AH_PRIVATE(ah)->ah_analog5GhzRev); 425 ecode = HAL_ENOTSUPP; 426 goto bad; 427 #endif 428 } 429 430 /* 431 * Got everything we need now to setup the capabilities. 432 */ 433 if (!ar5416FillCapabilityInfo(ah)) { 434 ecode = HAL_EEREAD; 435 goto bad; 436 } 437 438 ecode = ath_hal_eepromGet(ah, AR_EEP_MACADDR, ahp->ah_macaddr); 439 if (ecode != HAL_OK) { 440 HALDEBUG(ah, HAL_DEBUG_ANY, 441 "%s: error getting mac address from EEPROM\n", __func__); 442 goto bad; 443 } 444 /* XXX How about the serial number ? */ 445 /* Read Reg Domain */ 446 AH_PRIVATE(ah)->ah_currentRD = 447 ath_hal_eepromGet(ah, AR_EEP_REGDMN_0, AH_NULL); 448 AH_PRIVATE(ah)->ah_currentRDext = 449 ath_hal_eepromGet(ah, AR_EEP_REGDMN_1, AH_NULL); 450 451 /* 452 * ah_miscMode is populated by ar5416FillCapabilityInfo() 453 * starting from griffin. Set here to make sure that 454 * AR_MISC_MODE_MIC_NEW_LOC_ENABLE is set before a GTK is 455 * placed into hardware. 456 */ 457 if (ahp->ah_miscMode != 0) 458 OS_REG_WRITE(ah, AR_MISC_MODE, OS_REG_READ(ah, AR_MISC_MODE) | ahp->ah_miscMode); 459 460 rfStatus = ar2133RfAttach(ah, &ecode); 461 if (!rfStatus) { 462 HALDEBUG(ah, HAL_DEBUG_ANY, "%s: RF setup failed, status %u\n", 463 __func__, ecode); 464 goto bad; 465 } 466 467 ar5416AniSetup(ah); /* Anti Noise Immunity */ 468 469 AH5416(ah)->nf_2g.max = AR_PHY_CCA_MAX_GOOD_VAL_5416_2GHZ; 470 AH5416(ah)->nf_2g.min = AR_PHY_CCA_MIN_GOOD_VAL_5416_2GHZ; 471 AH5416(ah)->nf_2g.nominal = AR_PHY_CCA_NOM_VAL_5416_2GHZ; 472 AH5416(ah)->nf_5g.max = AR_PHY_CCA_MAX_GOOD_VAL_5416_5GHZ; 473 AH5416(ah)->nf_5g.min = AR_PHY_CCA_MIN_GOOD_VAL_5416_5GHZ; 474 AH5416(ah)->nf_5g.nominal = AR_PHY_CCA_NOM_VAL_5416_5GHZ; 475 476 ar5416InitNfHistBuff(AH5416(ah)->ah_cal.nfCalHist); 477 478 HALDEBUG(ah, HAL_DEBUG_ATTACH, "%s: return\n", __func__); 479 480 return ah; 481 bad: 482 if (ahp) 483 ar5416Detach((struct ath_hal *) ahp); 484 if (status) 485 *status = ecode; 486 return AH_NULL; 487 } 488 489 void 490 ar5416Detach(struct ath_hal *ah) 491 { 492 HALDEBUG(ah, HAL_DEBUG_ATTACH, "%s:\n", __func__); 493 494 HALASSERT(ah != AH_NULL); 495 HALASSERT(ah->ah_magic == AR5416_MAGIC); 496 497 /* Make sure that chip is awake before writing to it */ 498 if (! ar5416SetPowerMode(ah, HAL_PM_AWAKE, AH_TRUE)) 499 HALDEBUG(ah, HAL_DEBUG_UNMASKABLE, 500 "%s: failed to wake up chip\n", 501 __func__); 502 503 ar5416AniDetach(ah); 504 ar5212RfDetach(ah); 505 ah->ah_disable(ah); 506 ar5416SetPowerMode(ah, HAL_PM_FULL_SLEEP, AH_TRUE); 507 ath_hal_eepromDetach(ah); 508 ath_hal_free(ah); 509 } 510 511 void 512 ar5416AttachPCIE(struct ath_hal *ah) 513 { 514 if (AH_PRIVATE(ah)->ah_ispcie) 515 ath_hal_configPCIE(ah, AH_FALSE, AH_FALSE); 516 else 517 ath_hal_disablePCIE(ah); 518 } 519 520 static void 521 ar5416ConfigPCIE(struct ath_hal *ah, HAL_BOOL restore, HAL_BOOL power_off) 522 { 523 524 /* This is only applicable for AR5418 (AR5416 PCIe) */ 525 if (! AH_PRIVATE(ah)->ah_ispcie) 526 return; 527 528 if (! restore) { 529 ath_hal_ini_write(ah, &AH5416(ah)->ah_ini_pcieserdes, 1, 0); 530 OS_DELAY(1000); 531 } 532 533 if (power_off) { /* Power-off */ 534 /* clear bit 19 to disable L1 */ 535 OS_REG_CLR_BIT(ah, AR_PCIE_PM_CTRL, AR_PCIE_PM_CTRL_ENA); 536 } else { /* Power-on */ 537 /* Set default WAR values for Owl */ 538 OS_REG_WRITE(ah, AR_WA, AR_WA_DEFAULT); 539 540 /* set bit 19 to allow forcing of pcie core into L1 state */ 541 OS_REG_SET_BIT(ah, AR_PCIE_PM_CTRL, AR_PCIE_PM_CTRL_ENA); 542 } 543 } 544 545 /* 546 * Disable PCIe PHY if PCIe isn't used. 547 */ 548 static void 549 ar5416DisablePCIE(struct ath_hal *ah) 550 { 551 552 /* PCIe? Don't */ 553 if (AH_PRIVATE(ah)->ah_ispcie) 554 return; 555 556 /* .. Only applicable for AR5416v2 or later */ 557 if (! (AR_SREV_OWL(ah) && AR_SREV_OWL_20_OR_LATER(ah))) 558 return; 559 560 OS_REG_WRITE_BUFFER_ENABLE(ah); 561 562 /* 563 * Disable the PCIe PHY. 564 */ 565 OS_REG_WRITE(ah, AR_PCIE_SERDES, 0x9248fc00); 566 OS_REG_WRITE(ah, AR_PCIE_SERDES, 0x24924924); 567 OS_REG_WRITE(ah, AR_PCIE_SERDES, 0x28000029); 568 OS_REG_WRITE(ah, AR_PCIE_SERDES, 0x57160824); 569 OS_REG_WRITE(ah, AR_PCIE_SERDES, 0x25980579); 570 OS_REG_WRITE(ah, AR_PCIE_SERDES, 0x00000000); 571 OS_REG_WRITE(ah, AR_PCIE_SERDES, 0x1aaabe40); 572 OS_REG_WRITE(ah, AR_PCIE_SERDES, 0xbe105554); 573 OS_REG_WRITE(ah, AR_PCIE_SERDES, 0x000e1007); 574 575 /* Load the new settings */ 576 OS_REG_WRITE(ah, AR_PCIE_SERDES2, 0x00000000); 577 578 OS_REG_WRITE_BUFFER_FLUSH(ah); 579 OS_REG_WRITE_BUFFER_DISABLE(ah); 580 } 581 582 static void 583 ar5416WriteIni(struct ath_hal *ah, const struct ieee80211_channel *chan) 584 { 585 u_int modesIndex, freqIndex; 586 int regWrites = 0; 587 588 /* Setup the indices for the next set of register array writes */ 589 /* XXX Ignore 11n dynamic mode on the AR5416 for the moment */ 590 if (IEEE80211_IS_CHAN_2GHZ(chan)) { 591 freqIndex = 2; 592 if (IEEE80211_IS_CHAN_HT40(chan)) 593 modesIndex = 3; 594 else if (IEEE80211_IS_CHAN_108G(chan)) 595 modesIndex = 5; 596 else 597 modesIndex = 4; 598 } else { 599 freqIndex = 1; 600 if (IEEE80211_IS_CHAN_HT40(chan) || 601 IEEE80211_IS_CHAN_TURBO(chan)) 602 modesIndex = 2; 603 else 604 modesIndex = 1; 605 } 606 607 /* Set correct Baseband to analog shift setting to access analog chips. */ 608 OS_REG_WRITE(ah, AR_PHY(0), 0x00000007); 609 610 /* 611 * Write addac shifts 612 */ 613 OS_REG_WRITE(ah, AR_PHY_ADC_SERIAL_CTL, AR_PHY_SEL_EXTERNAL_RADIO); 614 615 /* NB: only required for Sowl */ 616 if (AR_SREV_SOWL(ah)) 617 ar5416EepromSetAddac(ah, chan); 618 619 regWrites = ath_hal_ini_write(ah, &AH5416(ah)->ah_ini_addac, 1, 620 regWrites); 621 OS_REG_WRITE(ah, AR_PHY_ADC_SERIAL_CTL, AR_PHY_SEL_INTERNAL_ADDAC); 622 623 regWrites = ath_hal_ini_write(ah, &AH5212(ah)->ah_ini_modes, 624 modesIndex, regWrites); 625 regWrites = ath_hal_ini_write(ah, &AH5212(ah)->ah_ini_common, 626 1, regWrites); 627 628 /* XXX updated regWrites? */ 629 AH5212(ah)->ah_rfHal->writeRegs(ah, modesIndex, freqIndex, regWrites); 630 } 631 632 /* 633 * Convert to baseband spur frequency given input channel frequency 634 * and compute register settings below. 635 */ 636 637 static void 638 ar5416SpurMitigate(struct ath_hal *ah, const struct ieee80211_channel *chan) 639 { 640 uint16_t freq = ath_hal_gethwchannel(ah, chan); 641 static const int pilot_mask_reg[4] = { AR_PHY_TIMING7, AR_PHY_TIMING8, 642 AR_PHY_PILOT_MASK_01_30, AR_PHY_PILOT_MASK_31_60 }; 643 static const int chan_mask_reg[4] = { AR_PHY_TIMING9, AR_PHY_TIMING10, 644 AR_PHY_CHANNEL_MASK_01_30, AR_PHY_CHANNEL_MASK_31_60 }; 645 static const int inc[4] = { 0, 100, 0, 0 }; 646 647 int bb_spur = AR_NO_SPUR; 648 int bin, cur_bin; 649 int spur_freq_sd; 650 int spur_delta_phase; 651 int denominator; 652 int upper, lower, cur_vit_mask; 653 int tmp, new; 654 int i; 655 656 int8_t mask_m[123]; 657 int8_t mask_p[123]; 658 int8_t mask_amt; 659 int tmp_mask; 660 int cur_bb_spur; 661 HAL_BOOL is2GHz = IEEE80211_IS_CHAN_2GHZ(chan); 662 663 OS_MEMZERO(mask_m, sizeof(mask_m)); 664 OS_MEMZERO(mask_p, sizeof(mask_p)); 665 666 /* 667 * Need to verify range +/- 9.5 for static ht20, otherwise spur 668 * is out-of-band and can be ignored. 669 */ 670 /* XXX ath9k changes */ 671 for (i = 0; i < AR5416_EEPROM_MODAL_SPURS; i++) { 672 cur_bb_spur = ath_hal_getSpurChan(ah, i, is2GHz); 673 if (AR_NO_SPUR == cur_bb_spur) 674 break; 675 cur_bb_spur = cur_bb_spur - (freq * 10); 676 if ((cur_bb_spur > -95) && (cur_bb_spur < 95)) { 677 bb_spur = cur_bb_spur; 678 break; 679 } 680 } 681 if (AR_NO_SPUR == bb_spur) 682 return; 683 684 bin = bb_spur * 32; 685 686 tmp = OS_REG_READ(ah, AR_PHY_TIMING_CTRL4_CHAIN(0)); 687 new = tmp | (AR_PHY_TIMING_CTRL4_ENABLE_SPUR_RSSI | 688 AR_PHY_TIMING_CTRL4_ENABLE_SPUR_FILTER | 689 AR_PHY_TIMING_CTRL4_ENABLE_CHAN_MASK | 690 AR_PHY_TIMING_CTRL4_ENABLE_PILOT_MASK); 691 692 OS_REG_WRITE_BUFFER_ENABLE(ah); 693 694 OS_REG_WRITE(ah, AR_PHY_TIMING_CTRL4_CHAIN(0), new); 695 696 new = (AR_PHY_SPUR_REG_MASK_RATE_CNTL | 697 AR_PHY_SPUR_REG_ENABLE_MASK_PPM | 698 AR_PHY_SPUR_REG_MASK_RATE_SELECT | 699 AR_PHY_SPUR_REG_ENABLE_VIT_SPUR_RSSI | 700 SM(AR5416_SPUR_RSSI_THRESH, AR_PHY_SPUR_REG_SPUR_RSSI_THRESH)); 701 OS_REG_WRITE(ah, AR_PHY_SPUR_REG, new); 702 /* 703 * Should offset bb_spur by +/- 10 MHz for dynamic 2040 MHz 704 * config, no offset for HT20. 705 * spur_delta_phase = bb_spur/40 * 2**21 for static ht20, 706 * /80 for dyn2040. 707 */ 708 spur_delta_phase = ((bb_spur * 524288) / 100) & 709 AR_PHY_TIMING11_SPUR_DELTA_PHASE; 710 /* 711 * in 11A mode the denominator of spur_freq_sd should be 40 and 712 * it should be 44 in 11G 713 */ 714 denominator = IEEE80211_IS_CHAN_2GHZ(chan) ? 440 : 400; 715 spur_freq_sd = ((bb_spur * 2048) / denominator) & 0x3ff; 716 717 new = (AR_PHY_TIMING11_USE_SPUR_IN_AGC | 718 SM(spur_freq_sd, AR_PHY_TIMING11_SPUR_FREQ_SD) | 719 SM(spur_delta_phase, AR_PHY_TIMING11_SPUR_DELTA_PHASE)); 720 OS_REG_WRITE(ah, AR_PHY_TIMING11, new); 721 722 723 /* 724 * ============================================ 725 * pilot mask 1 [31:0] = +6..-26, no 0 bin 726 * pilot mask 2 [19:0] = +26..+7 727 * 728 * channel mask 1 [31:0] = +6..-26, no 0 bin 729 * channel mask 2 [19:0] = +26..+7 730 */ 731 //cur_bin = -26; 732 cur_bin = -6000; 733 upper = bin + 100; 734 lower = bin - 100; 735 736 for (i = 0; i < 4; i++) { 737 int pilot_mask = 0; 738 int chan_mask = 0; 739 int bp = 0; 740 for (bp = 0; bp < 30; bp++) { 741 if ((cur_bin > lower) && (cur_bin < upper)) { 742 pilot_mask = pilot_mask | 0x1 << bp; 743 chan_mask = chan_mask | 0x1 << bp; 744 } 745 cur_bin += 100; 746 } 747 cur_bin += inc[i]; 748 OS_REG_WRITE(ah, pilot_mask_reg[i], pilot_mask); 749 OS_REG_WRITE(ah, chan_mask_reg[i], chan_mask); 750 } 751 752 /* ================================================= 753 * viterbi mask 1 based on channel magnitude 754 * four levels 0-3 755 * - mask (-27 to 27) (reg 64,0x9900 to 67,0x990c) 756 * [1 2 2 1] for -9.6 or [1 2 1] for +16 757 * - enable_mask_ppm, all bins move with freq 758 * 759 * - mask_select, 8 bits for rates (reg 67,0x990c) 760 * - mask_rate_cntl, 8 bits for rates (reg 67,0x990c) 761 * choose which mask to use mask or mask2 762 */ 763 764 /* 765 * viterbi mask 2 2nd set for per data rate puncturing 766 * four levels 0-3 767 * - mask_select, 8 bits for rates (reg 67) 768 * - mask (-27 to 27) (reg 98,0x9988 to 101,0x9994) 769 * [1 2 2 1] for -9.6 or [1 2 1] for +16 770 */ 771 cur_vit_mask = 6100; 772 upper = bin + 120; 773 lower = bin - 120; 774 775 for (i = 0; i < 123; i++) { 776 if ((cur_vit_mask > lower) && (cur_vit_mask < upper)) { 777 if ((abs(cur_vit_mask - bin)) < 75) { 778 mask_amt = 1; 779 } else { 780 mask_amt = 0; 781 } 782 if (cur_vit_mask < 0) { 783 mask_m[abs(cur_vit_mask / 100)] = mask_amt; 784 } else { 785 mask_p[cur_vit_mask / 100] = mask_amt; 786 } 787 } 788 cur_vit_mask -= 100; 789 } 790 791 tmp_mask = (mask_m[46] << 30) | (mask_m[47] << 28) 792 | (mask_m[48] << 26) | (mask_m[49] << 24) 793 | (mask_m[50] << 22) | (mask_m[51] << 20) 794 | (mask_m[52] << 18) | (mask_m[53] << 16) 795 | (mask_m[54] << 14) | (mask_m[55] << 12) 796 | (mask_m[56] << 10) | (mask_m[57] << 8) 797 | (mask_m[58] << 6) | (mask_m[59] << 4) 798 | (mask_m[60] << 2) | (mask_m[61] << 0); 799 OS_REG_WRITE(ah, AR_PHY_BIN_MASK_1, tmp_mask); 800 OS_REG_WRITE(ah, AR_PHY_VIT_MASK2_M_46_61, tmp_mask); 801 802 tmp_mask = (mask_m[31] << 28) 803 | (mask_m[32] << 26) | (mask_m[33] << 24) 804 | (mask_m[34] << 22) | (mask_m[35] << 20) 805 | (mask_m[36] << 18) | (mask_m[37] << 16) 806 | (mask_m[48] << 14) | (mask_m[39] << 12) 807 | (mask_m[40] << 10) | (mask_m[41] << 8) 808 | (mask_m[42] << 6) | (mask_m[43] << 4) 809 | (mask_m[44] << 2) | (mask_m[45] << 0); 810 OS_REG_WRITE(ah, AR_PHY_BIN_MASK_2, tmp_mask); 811 OS_REG_WRITE(ah, AR_PHY_MASK2_M_31_45, tmp_mask); 812 813 tmp_mask = (mask_m[16] << 30) | (mask_m[16] << 28) 814 | (mask_m[18] << 26) | (mask_m[18] << 24) 815 | (mask_m[20] << 22) | (mask_m[20] << 20) 816 | (mask_m[22] << 18) | (mask_m[22] << 16) 817 | (mask_m[24] << 14) | (mask_m[24] << 12) 818 | (mask_m[25] << 10) | (mask_m[26] << 8) 819 | (mask_m[27] << 6) | (mask_m[28] << 4) 820 | (mask_m[29] << 2) | (mask_m[30] << 0); 821 OS_REG_WRITE(ah, AR_PHY_BIN_MASK_3, tmp_mask); 822 OS_REG_WRITE(ah, AR_PHY_MASK2_M_16_30, tmp_mask); 823 824 tmp_mask = (mask_m[ 0] << 30) | (mask_m[ 1] << 28) 825 | (mask_m[ 2] << 26) | (mask_m[ 3] << 24) 826 | (mask_m[ 4] << 22) | (mask_m[ 5] << 20) 827 | (mask_m[ 6] << 18) | (mask_m[ 7] << 16) 828 | (mask_m[ 8] << 14) | (mask_m[ 9] << 12) 829 | (mask_m[10] << 10) | (mask_m[11] << 8) 830 | (mask_m[12] << 6) | (mask_m[13] << 4) 831 | (mask_m[14] << 2) | (mask_m[15] << 0); 832 OS_REG_WRITE(ah, AR_PHY_MASK_CTL, tmp_mask); 833 OS_REG_WRITE(ah, AR_PHY_MASK2_M_00_15, tmp_mask); 834 835 tmp_mask = (mask_p[15] << 28) 836 | (mask_p[14] << 26) | (mask_p[13] << 24) 837 | (mask_p[12] << 22) | (mask_p[11] << 20) 838 | (mask_p[10] << 18) | (mask_p[ 9] << 16) 839 | (mask_p[ 8] << 14) | (mask_p[ 7] << 12) 840 | (mask_p[ 6] << 10) | (mask_p[ 5] << 8) 841 | (mask_p[ 4] << 6) | (mask_p[ 3] << 4) 842 | (mask_p[ 2] << 2) | (mask_p[ 1] << 0); 843 OS_REG_WRITE(ah, AR_PHY_BIN_MASK2_1, tmp_mask); 844 OS_REG_WRITE(ah, AR_PHY_MASK2_P_15_01, tmp_mask); 845 846 tmp_mask = (mask_p[30] << 28) 847 | (mask_p[29] << 26) | (mask_p[28] << 24) 848 | (mask_p[27] << 22) | (mask_p[26] << 20) 849 | (mask_p[25] << 18) | (mask_p[24] << 16) 850 | (mask_p[23] << 14) | (mask_p[22] << 12) 851 | (mask_p[21] << 10) | (mask_p[20] << 8) 852 | (mask_p[19] << 6) | (mask_p[18] << 4) 853 | (mask_p[17] << 2) | (mask_p[16] << 0); 854 OS_REG_WRITE(ah, AR_PHY_BIN_MASK2_2, tmp_mask); 855 OS_REG_WRITE(ah, AR_PHY_MASK2_P_30_16, tmp_mask); 856 857 tmp_mask = (mask_p[45] << 28) 858 | (mask_p[44] << 26) | (mask_p[43] << 24) 859 | (mask_p[42] << 22) | (mask_p[41] << 20) 860 | (mask_p[40] << 18) | (mask_p[39] << 16) 861 | (mask_p[38] << 14) | (mask_p[37] << 12) 862 | (mask_p[36] << 10) | (mask_p[35] << 8) 863 | (mask_p[34] << 6) | (mask_p[33] << 4) 864 | (mask_p[32] << 2) | (mask_p[31] << 0); 865 OS_REG_WRITE(ah, AR_PHY_BIN_MASK2_3, tmp_mask); 866 OS_REG_WRITE(ah, AR_PHY_MASK2_P_45_31, tmp_mask); 867 868 tmp_mask = (mask_p[61] << 30) | (mask_p[60] << 28) 869 | (mask_p[59] << 26) | (mask_p[58] << 24) 870 | (mask_p[57] << 22) | (mask_p[56] << 20) 871 | (mask_p[55] << 18) | (mask_p[54] << 16) 872 | (mask_p[53] << 14) | (mask_p[52] << 12) 873 | (mask_p[51] << 10) | (mask_p[50] << 8) 874 | (mask_p[49] << 6) | (mask_p[48] << 4) 875 | (mask_p[47] << 2) | (mask_p[46] << 0); 876 OS_REG_WRITE(ah, AR_PHY_BIN_MASK2_4, tmp_mask); 877 OS_REG_WRITE(ah, AR_PHY_MASK2_P_61_45, tmp_mask); 878 879 OS_REG_WRITE_BUFFER_FLUSH(ah); 880 OS_REG_WRITE_BUFFER_DISABLE(ah); 881 } 882 883 /* 884 * Fill all software cached or static hardware state information. 885 * Return failure if capabilities are to come from EEPROM and 886 * cannot be read. 887 */ 888 HAL_BOOL 889 ar5416FillCapabilityInfo(struct ath_hal *ah) 890 { 891 struct ath_hal_private *ahpriv = AH_PRIVATE(ah); 892 HAL_CAPABILITIES *pCap = &ahpriv->ah_caps; 893 uint16_t val; 894 895 /* Construct wireless mode from EEPROM */ 896 pCap->halWirelessModes = 0; 897 if (ath_hal_eepromGetFlag(ah, AR_EEP_AMODE)) { 898 pCap->halWirelessModes |= HAL_MODE_11A 899 | HAL_MODE_11NA_HT20 900 | HAL_MODE_11NA_HT40PLUS 901 | HAL_MODE_11NA_HT40MINUS 902 ; 903 } 904 if (ath_hal_eepromGetFlag(ah, AR_EEP_GMODE)) { 905 pCap->halWirelessModes |= HAL_MODE_11G 906 | HAL_MODE_11NG_HT20 907 | HAL_MODE_11NG_HT40PLUS 908 | HAL_MODE_11NG_HT40MINUS 909 ; 910 pCap->halWirelessModes |= HAL_MODE_11A 911 | HAL_MODE_11NA_HT20 912 | HAL_MODE_11NA_HT40PLUS 913 | HAL_MODE_11NA_HT40MINUS 914 ; 915 } 916 917 pCap->halLow2GhzChan = 2312; 918 pCap->halHigh2GhzChan = 2732; 919 920 pCap->halLow5GhzChan = 4915; 921 pCap->halHigh5GhzChan = 6100; 922 923 pCap->halCipherCkipSupport = AH_FALSE; 924 pCap->halCipherTkipSupport = AH_TRUE; 925 pCap->halCipherAesCcmSupport = ath_hal_eepromGetFlag(ah, AR_EEP_AES); 926 927 pCap->halMicCkipSupport = AH_FALSE; 928 pCap->halMicTkipSupport = AH_TRUE; 929 pCap->halMicAesCcmSupport = ath_hal_eepromGetFlag(ah, AR_EEP_AES); 930 /* 931 * Starting with Griffin TX+RX mic keys can be combined 932 * in one key cache slot. 933 */ 934 pCap->halTkipMicTxRxKeySupport = AH_TRUE; 935 pCap->halChanSpreadSupport = AH_TRUE; 936 pCap->halSleepAfterBeaconBroken = AH_TRUE; 937 938 pCap->halCompressSupport = AH_FALSE; 939 pCap->halBurstSupport = AH_TRUE; 940 /* 941 * This is disabled for now; the net80211 layer needs to be 942 * taught when it is and isn't appropriate to enable FF processing 943 * with 802.11n NICs (it tries to enable both A-MPDU and 944 * fast frames, with very tragic crash-y results.) 945 */ 946 pCap->halFastFramesSupport = AH_FALSE; 947 pCap->halChapTuningSupport = AH_TRUE; 948 pCap->halTurboPrimeSupport = AH_TRUE; 949 950 pCap->halTurboGSupport = pCap->halWirelessModes & HAL_MODE_108G; 951 952 pCap->halPSPollBroken = AH_TRUE; /* XXX fixed in later revs? */ 953 pCap->halNumMRRetries = 4; /* Hardware supports 4 MRR */ 954 pCap->halNumTxMaps = 1; /* Single TX ptr per descr */ 955 pCap->halVEOLSupport = AH_TRUE; 956 pCap->halBssIdMaskSupport = AH_TRUE; 957 pCap->halMcastKeySrchSupport = AH_TRUE; /* Works on AR5416 and later */ 958 pCap->halTsfAddSupport = AH_TRUE; 959 pCap->hal4AddrAggrSupport = AH_FALSE; /* Broken in Owl */ 960 pCap->halSpectralScanSupport = AH_FALSE; /* AR9280 and later */ 961 962 if (ath_hal_eepromGet(ah, AR_EEP_MAXQCU, &val) == HAL_OK) 963 pCap->halTotalQueues = val; 964 else 965 pCap->halTotalQueues = HAL_NUM_TX_QUEUES; 966 967 if (ath_hal_eepromGet(ah, AR_EEP_KCENTRIES, &val) == HAL_OK) 968 pCap->halKeyCacheSize = val; 969 else 970 pCap->halKeyCacheSize = AR5416_KEYTABLE_SIZE; 971 972 /* XXX Which chips? */ 973 pCap->halChanHalfRate = AH_TRUE; 974 pCap->halChanQuarterRate = AH_TRUE; 975 976 pCap->halTstampPrecision = 32; 977 pCap->halHwPhyCounterSupport = AH_TRUE; 978 pCap->halIntrMask = HAL_INT_COMMON 979 | HAL_INT_RX 980 | HAL_INT_TX 981 | HAL_INT_FATAL 982 | HAL_INT_BNR 983 | HAL_INT_BMISC 984 | HAL_INT_DTIMSYNC 985 | HAL_INT_TSFOOR 986 | HAL_INT_CST 987 | HAL_INT_GTT 988 ; 989 990 pCap->halFastCCSupport = AH_TRUE; 991 pCap->halNumGpioPins = 14; 992 pCap->halWowSupport = AH_FALSE; 993 pCap->halWowMatchPatternExact = AH_FALSE; 994 pCap->halBtCoexSupport = AH_FALSE; /* XXX need support */ 995 pCap->halAutoSleepSupport = AH_FALSE; 996 pCap->hal4kbSplitTransSupport = AH_TRUE; 997 /* Disable this so Block-ACK works correctly */ 998 pCap->halHasRxSelfLinkedTail = AH_FALSE; 999 #if 0 /* XXX not yet */ 1000 pCap->halNumAntCfg2GHz = ar5416GetNumAntConfig(ahp, HAL_FREQ_BAND_2GHZ); 1001 pCap->halNumAntCfg5GHz = ar5416GetNumAntConfig(ahp, HAL_FREQ_BAND_5GHZ); 1002 #endif 1003 pCap->halHTSupport = AH_TRUE; 1004 pCap->halTxChainMask = ath_hal_eepromGet(ah, AR_EEP_TXMASK, AH_NULL); 1005 /* XXX CB71 uses GPIO 0 to indicate 3 rx chains */ 1006 pCap->halRxChainMask = ath_hal_eepromGet(ah, AR_EEP_RXMASK, AH_NULL); 1007 /* AR5416 may have 3 antennas but is a 2x2 stream device */ 1008 pCap->halTxStreams = 2; 1009 pCap->halRxStreams = 2; 1010 1011 /* 1012 * If the TX or RX chainmask has less than 2 chains active, 1013 * mark it as a 1-stream device for the relevant stream. 1014 */ 1015 if (owl_get_ntxchains(pCap->halTxChainMask) == 1) 1016 pCap->halTxStreams = 1; 1017 /* XXX Eww */ 1018 if (owl_get_ntxchains(pCap->halRxChainMask) == 1) 1019 pCap->halRxStreams = 1; 1020 pCap->halRtsAggrLimit = 8*1024; /* Owl 2.0 limit */ 1021 pCap->halMbssidAggrSupport = AH_FALSE; /* Broken on Owl */ 1022 pCap->halForcePpmSupport = AH_TRUE; 1023 pCap->halEnhancedPmSupport = AH_TRUE; 1024 pCap->halBssidMatchSupport = AH_TRUE; 1025 pCap->halGTTSupport = AH_TRUE; 1026 pCap->halCSTSupport = AH_TRUE; 1027 pCap->halEnhancedDfsSupport = AH_FALSE; 1028 /* Hardware supports 32 bit TSF values in the RX descriptor */ 1029 pCap->halHasLongRxDescTsf = AH_TRUE; 1030 /* 1031 * BB Read WAR: this is only for AR5008/AR9001 NICs 1032 * It is also set individually in the AR91xx attach functions. 1033 */ 1034 if (AR_SREV_OWL(ah)) 1035 pCap->halHasBBReadWar = AH_TRUE; 1036 1037 if (ath_hal_eepromGetFlag(ah, AR_EEP_RFKILL) && 1038 ath_hal_eepromGet(ah, AR_EEP_RFSILENT, &ahpriv->ah_rfsilent) == HAL_OK) { 1039 /* NB: enabled by default */ 1040 ahpriv->ah_rfkillEnabled = AH_TRUE; 1041 pCap->halRfSilentSupport = AH_TRUE; 1042 } 1043 1044 /* 1045 * The MAC will mark frames as RXed if there's a descriptor 1046 * to write them to. So if it hits a self-linked final descriptor, 1047 * it'll keep ACKing frames even though they're being silently 1048 * dropped. Thus, this particular feature of the driver can't 1049 * be used for 802.11n devices. 1050 */ 1051 ahpriv->ah_rxornIsFatal = AH_FALSE; 1052 1053 /* 1054 * If it's a PCI NIC, ask the HAL OS layer to serialise 1055 * register access, or SMP machines may cause the hardware 1056 * to hang. This is applicable to AR5416 and AR9220; I'm not 1057 * sure about AR9160 or AR9227. 1058 */ 1059 if (! AH_PRIVATE(ah)->ah_ispcie) 1060 pCap->halSerialiseRegWar = 1; 1061 1062 /* 1063 * AR5416 and later NICs support MYBEACON filtering. 1064 */ 1065 pCap->halRxDoMyBeacon = AH_TRUE; 1066 1067 return AH_TRUE; 1068 } 1069 1070 static const char* 1071 ar5416Probe(uint16_t vendorid, uint16_t devid) 1072 { 1073 if (vendorid == ATHEROS_VENDOR_ID) { 1074 if (devid == AR5416_DEVID_PCI) 1075 return "Atheros 5416"; 1076 if (devid == AR5416_DEVID_PCIE) 1077 return "Atheros 5418"; 1078 } 1079 return AH_NULL; 1080 } 1081 AH_CHIP(AR5416, ar5416Probe, ar5416Attach); 1082