1 /* 2 * Copyright (c) 2008-2009 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 * $FreeBSD$ 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_v4k.h" /* XXX for tx/rx gain */ 26 27 #include "ar9002/ar9280.h" 28 #include "ar9002/ar9285.h" 29 #include "ar5416/ar5416reg.h" 30 #include "ar5416/ar5416phy.h" 31 32 #include "ar9002/ar9285.ini" 33 #include "ar9002/ar9285v2.ini" 34 #include "ar9002/ar9280v2.ini" /* XXX ini for tx/rx gain */ 35 36 #include "ar9002/ar9285_cal.h" 37 #include "ar9002/ar9285_phy.h" 38 #include "ar9002/ar9285_diversity.h" 39 40 static const HAL_PERCAL_DATA ar9280_iq_cal = { /* single sample */ 41 .calName = "IQ", .calType = IQ_MISMATCH_CAL, 42 .calNumSamples = MIN_CAL_SAMPLES, 43 .calCountMax = PER_MAX_LOG_COUNT, 44 .calCollect = ar5416IQCalCollect, 45 .calPostProc = ar5416IQCalibration 46 }; 47 static const HAL_PERCAL_DATA ar9280_adc_gain_cal = { /* single sample */ 48 .calName = "ADC Gain", .calType = ADC_GAIN_CAL, 49 .calNumSamples = MIN_CAL_SAMPLES, 50 .calCountMax = PER_MIN_LOG_COUNT, 51 .calCollect = ar5416AdcGainCalCollect, 52 .calPostProc = ar5416AdcGainCalibration 53 }; 54 static const HAL_PERCAL_DATA ar9280_adc_dc_cal = { /* single sample */ 55 .calName = "ADC DC", .calType = ADC_DC_CAL, 56 .calNumSamples = MIN_CAL_SAMPLES, 57 .calCountMax = PER_MIN_LOG_COUNT, 58 .calCollect = ar5416AdcDcCalCollect, 59 .calPostProc = ar5416AdcDcCalibration 60 }; 61 static const HAL_PERCAL_DATA ar9280_adc_init_dc_cal = { 62 .calName = "ADC Init DC", .calType = ADC_DC_INIT_CAL, 63 .calNumSamples = MIN_CAL_SAMPLES, 64 .calCountMax = INIT_LOG_COUNT, 65 .calCollect = ar5416AdcDcCalCollect, 66 .calPostProc = ar5416AdcDcCalibration 67 }; 68 69 static void ar9285ConfigPCIE(struct ath_hal *ah, HAL_BOOL restore, 70 HAL_BOOL power_off); 71 static void ar9285DisablePCIE(struct ath_hal *ah); 72 static HAL_BOOL ar9285FillCapabilityInfo(struct ath_hal *ah); 73 static void ar9285WriteIni(struct ath_hal *ah, 74 const struct ieee80211_channel *chan); 75 76 static void 77 ar9285AniSetup(struct ath_hal *ah) 78 { 79 /* 80 * These are the parameters from the AR5416 ANI code; 81 * they likely need quite a bit of adjustment for the 82 * AR9285. 83 */ 84 static const struct ar5212AniParams aniparams = { 85 .maxNoiseImmunityLevel = 4, /* levels 0..4 */ 86 .totalSizeDesired = { -55, -55, -55, -55, -62 }, 87 .coarseHigh = { -14, -14, -14, -14, -12 }, 88 .coarseLow = { -64, -64, -64, -64, -70 }, 89 .firpwr = { -78, -78, -78, -78, -80 }, 90 .maxSpurImmunityLevel = 2, 91 .cycPwrThr1 = { 2, 4, 6 }, 92 .maxFirstepLevel = 2, /* levels 0..2 */ 93 .firstep = { 0, 4, 8 }, 94 .ofdmTrigHigh = 500, 95 .ofdmTrigLow = 200, 96 .cckTrigHigh = 200, 97 .cckTrigLow = 100, 98 .rssiThrHigh = 40, 99 .rssiThrLow = 7, 100 .period = 100, 101 }; 102 /* NB: disable ANI noise immmunity for reliable RIFS rx */ 103 AH5416(ah)->ah_ani_function &= ~(1 << HAL_ANI_NOISE_IMMUNITY_LEVEL); 104 105 ar5416AniAttach(ah, &aniparams, &aniparams, AH_TRUE); 106 } 107 108 /* 109 * Attach for an AR9285 part. 110 */ 111 static struct ath_hal * 112 ar9285Attach(uint16_t devid, HAL_SOFTC sc, 113 HAL_BUS_TAG st, HAL_BUS_HANDLE sh, uint16_t *eepromdata, 114 HAL_STATUS *status) 115 { 116 struct ath_hal_9285 *ahp9285; 117 struct ath_hal_5212 *ahp; 118 struct ath_hal *ah; 119 uint32_t val; 120 HAL_STATUS ecode; 121 HAL_BOOL rfStatus; 122 123 HALDEBUG(AH_NULL, HAL_DEBUG_ATTACH, "%s: sc %p st %p sh %p\n", 124 __func__, sc, (void*) st, (void*) sh); 125 126 /* NB: memory is returned zero'd */ 127 ahp9285 = ath_hal_malloc(sizeof (struct ath_hal_9285)); 128 if (ahp9285 == AH_NULL) { 129 HALDEBUG(AH_NULL, HAL_DEBUG_ANY, 130 "%s: cannot allocate memory for state block\n", __func__); 131 *status = HAL_ENOMEM; 132 return AH_NULL; 133 } 134 ahp = AH5212(ahp9285); 135 ah = &ahp->ah_priv.h; 136 137 ar5416InitState(AH5416(ah), devid, sc, st, sh, status); 138 139 /* 140 * Use the "local" EEPROM data given to us by the higher layers. 141 * This is a private copy out of system flash. The Linux ath9k 142 * commit for the initial AR9130 support mentions MMIO flash 143 * access is "unreliable." -adrian 144 */ 145 if (eepromdata != AH_NULL) { 146 AH_PRIVATE(ah)->ah_eepromRead = ath_hal_EepromDataRead; 147 AH_PRIVATE(ah)->ah_eepromWrite = NULL; 148 ah->ah_eepromdata = eepromdata; 149 } 150 151 /* XXX override with 9285 specific state */ 152 /* override 5416 methods for our needs */ 153 AH5416(ah)->ah_initPLL = ar9280InitPLL; 154 155 ah->ah_setAntennaSwitch = ar9285SetAntennaSwitch; 156 ah->ah_configPCIE = ar9285ConfigPCIE; 157 ah->ah_disablePCIE = ar9285DisablePCIE; 158 ah->ah_setTxPower = ar9285SetTransmitPower; 159 ah->ah_setBoardValues = ar9285SetBoardValues; 160 161 AH5416(ah)->ah_cal.iqCalData.calData = &ar9280_iq_cal; 162 AH5416(ah)->ah_cal.adcGainCalData.calData = &ar9280_adc_gain_cal; 163 AH5416(ah)->ah_cal.adcDcCalData.calData = &ar9280_adc_dc_cal; 164 AH5416(ah)->ah_cal.adcDcCalInitData.calData = &ar9280_adc_init_dc_cal; 165 AH5416(ah)->ah_cal.suppCals = ADC_GAIN_CAL | ADC_DC_CAL | IQ_MISMATCH_CAL; 166 167 AH5416(ah)->ah_spurMitigate = ar9280SpurMitigate; 168 AH5416(ah)->ah_writeIni = ar9285WriteIni; 169 AH5416(ah)->ah_rx_chainmask = AR9285_DEFAULT_RXCHAINMASK; 170 AH5416(ah)->ah_tx_chainmask = AR9285_DEFAULT_TXCHAINMASK; 171 172 ahp->ah_maxTxTrigLev = MAX_TX_FIFO_THRESHOLD >> 1; 173 174 if (!ar5416SetResetReg(ah, HAL_RESET_POWER_ON)) { 175 /* reset chip */ 176 HALDEBUG(ah, HAL_DEBUG_ANY, "%s: couldn't reset chip\n", 177 __func__); 178 ecode = HAL_EIO; 179 goto bad; 180 } 181 182 if (!ar5416SetPowerMode(ah, HAL_PM_AWAKE, AH_TRUE)) { 183 HALDEBUG(ah, HAL_DEBUG_ANY, "%s: couldn't wakeup chip\n", 184 __func__); 185 ecode = HAL_EIO; 186 goto bad; 187 } 188 /* Read Revisions from Chips before taking out of reset */ 189 val = OS_REG_READ(ah, AR_SREV); 190 HALDEBUG(ah, HAL_DEBUG_ATTACH, 191 "%s: ID 0x%x VERSION 0x%x TYPE 0x%x REVISION 0x%x\n", 192 __func__, MS(val, AR_XSREV_ID), MS(val, AR_XSREV_VERSION), 193 MS(val, AR_XSREV_TYPE), MS(val, AR_XSREV_REVISION)); 194 /* NB: include chip type to differentiate from pre-Sowl versions */ 195 AH_PRIVATE(ah)->ah_macVersion = 196 (val & AR_XSREV_VERSION) >> AR_XSREV_TYPE_S; 197 AH_PRIVATE(ah)->ah_macRev = MS(val, AR_XSREV_REVISION); 198 AH_PRIVATE(ah)->ah_ispcie = (val & AR_XSREV_TYPE_HOST_MODE) == 0; 199 200 /* setup common ini data; rf backends handle remainder */ 201 if (AR_SREV_KITE_12_OR_LATER(ah)) { 202 HAL_INI_INIT(&ahp->ah_ini_modes, ar9285Modes_v2, 6); 203 HAL_INI_INIT(&ahp->ah_ini_common, ar9285Common_v2, 2); 204 HAL_INI_INIT(&AH5416(ah)->ah_ini_pcieserdes, 205 ar9285PciePhy_clkreq_always_on_L1_v2, 2); 206 } else { 207 HAL_INI_INIT(&ahp->ah_ini_modes, ar9285Modes, 6); 208 HAL_INI_INIT(&ahp->ah_ini_common, ar9285Common, 2); 209 HAL_INI_INIT(&AH5416(ah)->ah_ini_pcieserdes, 210 ar9285PciePhy_clkreq_always_on_L1, 2); 211 } 212 ar5416AttachPCIE(ah); 213 214 /* Attach methods that require MAC version/revision info */ 215 if (AR_SREV_KITE_12_OR_LATER(ah)) 216 AH5416(ah)->ah_cal_initcal = ar9285InitCalHardware; 217 if (AR_SREV_KITE_11_OR_LATER(ah)) 218 AH5416(ah)->ah_cal_pacal = ar9002_hw_pa_cal; 219 220 ecode = ath_hal_v4kEepromAttach(ah); 221 if (ecode != HAL_OK) 222 goto bad; 223 224 if (!ar5416ChipReset(ah, AH_NULL)) { /* reset chip */ 225 HALDEBUG(ah, HAL_DEBUG_ANY, "%s: chip reset failed\n", 226 __func__); 227 ecode = HAL_EIO; 228 goto bad; 229 } 230 231 AH_PRIVATE(ah)->ah_phyRev = OS_REG_READ(ah, AR_PHY_CHIP_ID); 232 233 if (!ar5212ChipTest(ah)) { 234 HALDEBUG(ah, HAL_DEBUG_ANY, "%s: hardware self-test failed\n", 235 __func__); 236 ecode = HAL_ESELFTEST; 237 goto bad; 238 } 239 240 /* 241 * Set correct Baseband to analog shift 242 * setting to access analog chips. 243 */ 244 OS_REG_WRITE(ah, AR_PHY(0), 0x00000007); 245 246 /* Read Radio Chip Rev Extract */ 247 AH_PRIVATE(ah)->ah_analog5GhzRev = ar5416GetRadioRev(ah); 248 switch (AH_PRIVATE(ah)->ah_analog5GhzRev & AR_RADIO_SREV_MAJOR) { 249 case AR_RAD2133_SREV_MAJOR: /* Sowl: 2G/3x3 */ 250 case AR_RAD5133_SREV_MAJOR: /* Sowl: 2+5G/3x3 */ 251 break; 252 default: 253 if (AH_PRIVATE(ah)->ah_analog5GhzRev == 0) { 254 AH_PRIVATE(ah)->ah_analog5GhzRev = 255 AR_RAD5133_SREV_MAJOR; 256 break; 257 } 258 #ifdef AH_DEBUG 259 HALDEBUG(ah, HAL_DEBUG_ANY, 260 "%s: 5G Radio Chip Rev 0x%02X is not supported by " 261 "this driver\n", __func__, 262 AH_PRIVATE(ah)->ah_analog5GhzRev); 263 ecode = HAL_ENOTSUPP; 264 goto bad; 265 #endif 266 } 267 rfStatus = ar9285RfAttach(ah, &ecode); 268 if (!rfStatus) { 269 HALDEBUG(ah, HAL_DEBUG_ANY, "%s: RF setup failed, status %u\n", 270 __func__, ecode); 271 goto bad; 272 } 273 274 HAL_INI_INIT(&ahp9285->ah_ini_rxgain, ar9280Modes_original_rxgain_v2, 275 6); 276 277 if (AR_SREV_9285E_20(ah)) 278 ath_hal_printf(ah, "[ath] AR9285E_20 detected; using XE TX gain tables\n"); 279 280 /* setup txgain table */ 281 switch (ath_hal_eepromGet(ah, AR_EEP_TXGAIN_TYPE, AH_NULL)) { 282 case AR5416_EEP_TXGAIN_HIGH_POWER: 283 if (AR_SREV_9285E_20(ah)) 284 HAL_INI_INIT(&ahp9285->ah_ini_txgain, 285 ar9285Modes_XE2_0_high_power, 6); 286 else 287 HAL_INI_INIT(&ahp9285->ah_ini_txgain, 288 ar9285Modes_high_power_tx_gain_v2, 6); 289 break; 290 case AR5416_EEP_TXGAIN_ORIG: 291 if (AR_SREV_9285E_20(ah)) 292 HAL_INI_INIT(&ahp9285->ah_ini_txgain, 293 ar9285Modes_XE2_0_normal_power, 6); 294 else 295 HAL_INI_INIT(&ahp9285->ah_ini_txgain, 296 ar9285Modes_original_tx_gain_v2, 6); 297 break; 298 default: 299 HALASSERT(AH_FALSE); 300 goto bad; /* XXX ? try to continue */ 301 } 302 303 /* 304 * Got everything we need now to setup the capabilities. 305 */ 306 if (!ar9285FillCapabilityInfo(ah)) { 307 ecode = HAL_EEREAD; 308 goto bad; 309 } 310 311 /* Print out whether the EEPROM settings enable AR9285 diversity */ 312 if (ar9285_check_div_comb(ah)) { 313 ath_hal_printf(ah, "[ath] Enabling diversity for Kite\n"); 314 ah->ah_rxAntCombDiversity = ar9285_ant_comb_scan; 315 } 316 317 /* Disable 11n for the AR2427 */ 318 if (devid == AR2427_DEVID_PCIE) 319 AH_PRIVATE(ah)->ah_caps.halHTSupport = AH_FALSE; 320 321 ecode = ath_hal_eepromGet(ah, AR_EEP_MACADDR, ahp->ah_macaddr); 322 if (ecode != HAL_OK) { 323 HALDEBUG(ah, HAL_DEBUG_ANY, 324 "%s: error getting mac address from EEPROM\n", __func__); 325 goto bad; 326 } 327 /* XXX How about the serial number ? */ 328 /* Read Reg Domain */ 329 AH_PRIVATE(ah)->ah_currentRD = 330 ath_hal_eepromGet(ah, AR_EEP_REGDMN_0, AH_NULL); 331 /* 332 * For Kite and later chipsets, the following bits are not 333 * programmed in EEPROM and so are set as enabled always. 334 */ 335 AH_PRIVATE(ah)->ah_currentRDext = AR9285_RDEXT_DEFAULT; 336 337 /* 338 * ah_miscMode is populated by ar5416FillCapabilityInfo() 339 * starting from griffin. Set here to make sure that 340 * AR_MISC_MODE_MIC_NEW_LOC_ENABLE is set before a GTK is 341 * placed into hardware. 342 */ 343 if (ahp->ah_miscMode != 0) 344 OS_REG_WRITE(ah, AR_MISC_MODE, OS_REG_READ(ah, AR_MISC_MODE) | ahp->ah_miscMode); 345 346 ar9285AniSetup(ah); /* Anti Noise Immunity */ 347 348 /* Setup noise floor min/max/nominal values */ 349 AH5416(ah)->nf_2g.max = AR_PHY_CCA_MAX_GOOD_VAL_9285_2GHZ; 350 AH5416(ah)->nf_2g.min = AR_PHY_CCA_MIN_GOOD_VAL_9285_2GHZ; 351 AH5416(ah)->nf_2g.nominal = AR_PHY_CCA_NOM_VAL_9285_2GHZ; 352 /* XXX no 5ghz values? */ 353 354 ar5416InitNfHistBuff(AH5416(ah)->ah_cal.nfCalHist); 355 356 HALDEBUG(ah, HAL_DEBUG_ATTACH, "%s: return\n", __func__); 357 358 return ah; 359 bad: 360 if (ah != AH_NULL) 361 ah->ah_detach(ah); 362 if (status) 363 *status = ecode; 364 return AH_NULL; 365 } 366 367 static void 368 ar9285ConfigPCIE(struct ath_hal *ah, HAL_BOOL restore, HAL_BOOL power_off) 369 { 370 uint32_t val; 371 372 /* 373 * This workaround needs some integration work with the HAL 374 * config parameters and the if_ath_pci.c glue. 375 * Specifically, read the value of the PCI register 0x70c 376 * (4 byte PCI config space register) and store it in ath_hal_war70c. 377 * Then if it's non-zero, the below WAR would override register 378 * 0x570c upon suspend/resume. 379 */ 380 #if 0 381 if (AR_SREV_9285E_20(ah)) { 382 val = AH_PRIVATE(ah)->ah_config.ath_hal_war70c; 383 if (val) { 384 val &= 0xffff00ff; 385 val |= 0x6f00; 386 OS_REG_WRITE(ah, 0x570c, val); 387 } 388 } 389 #endif 390 391 if (AH_PRIVATE(ah)->ah_ispcie && !restore) { 392 ath_hal_ini_write(ah, &AH5416(ah)->ah_ini_pcieserdes, 1, 0); 393 OS_DELAY(1000); 394 } 395 396 /* 397 * Set PCIe workaround bits 398 * 399 * NOTE: 400 * 401 * In Merlin and Kite, bit 14 in WA register (disable L1) should only 402 * be set when device enters D3 and be cleared when device comes back 403 * to D0. 404 */ 405 if (power_off) { /* Power-off */ 406 OS_REG_CLR_BIT(ah, AR_PCIE_PM_CTRL, AR_PCIE_PM_CTRL_ENA); 407 408 val = OS_REG_READ(ah, AR_WA); 409 410 /* 411 * Disable bit 6 and 7 before entering D3 to prevent 412 * system hang. 413 */ 414 val &= ~(AR_WA_BIT6 | AR_WA_BIT7); 415 416 /* 417 * See above: set AR_WA_D3_L1_DISABLE when entering D3 state. 418 * 419 * XXX The reference HAL does it this way - it only sets 420 * AR_WA_D3_L1_DISABLE if it's set in AR9280_WA_DEFAULT, 421 * which it (currently) isn't. So the following statement 422 * is currently a NOP. 423 */ 424 if (AR9285_WA_DEFAULT & AR_WA_D3_L1_DISABLE) 425 val |= AR_WA_D3_L1_DISABLE; 426 427 if (AR_SREV_9285E_20(ah)) 428 val |= AR_WA_BIT23; 429 430 OS_REG_WRITE(ah, AR_WA, val); 431 } else { /* Power-on */ 432 val = AR9285_WA_DEFAULT; 433 /* 434 * See note above: make sure L1_DISABLE is not set. 435 */ 436 val &= (~AR_WA_D3_L1_DISABLE); 437 438 /* Software workaroud for ASPM system hang. */ 439 val |= (AR_WA_BIT6 | AR_WA_BIT7); 440 441 if (AR_SREV_9285E_20(ah)) 442 val |= AR_WA_BIT23; 443 444 OS_REG_WRITE(ah, AR_WA, val); 445 446 /* set bit 19 to allow forcing of pcie core into L1 state */ 447 OS_REG_SET_BIT(ah, AR_PCIE_PM_CTRL, AR_PCIE_PM_CTRL_ENA); 448 } 449 } 450 451 static void 452 ar9285DisablePCIE(struct ath_hal *ah) 453 { 454 } 455 456 static void 457 ar9285WriteIni(struct ath_hal *ah, const struct ieee80211_channel *chan) 458 { 459 u_int modesIndex, freqIndex; 460 int regWrites = 0; 461 462 /* Setup the indices for the next set of register array writes */ 463 /* XXX Ignore 11n dynamic mode on the AR5416 for the moment */ 464 freqIndex = 2; 465 if (IEEE80211_IS_CHAN_HT40(chan)) 466 modesIndex = 3; 467 else if (IEEE80211_IS_CHAN_108G(chan)) 468 modesIndex = 5; 469 else 470 modesIndex = 4; 471 472 /* Set correct Baseband to analog shift setting to access analog chips. */ 473 OS_REG_WRITE(ah, AR_PHY(0), 0x00000007); 474 OS_REG_WRITE(ah, AR_PHY_ADC_SERIAL_CTL, AR_PHY_SEL_INTERNAL_ADDAC); 475 regWrites = ath_hal_ini_write(ah, &AH5212(ah)->ah_ini_modes, 476 modesIndex, regWrites); 477 if (AR_SREV_KITE_12_OR_LATER(ah)) { 478 regWrites = ath_hal_ini_write(ah, &AH9285(ah)->ah_ini_txgain, 479 modesIndex, regWrites); 480 } 481 regWrites = ath_hal_ini_write(ah, &AH5212(ah)->ah_ini_common, 482 1, regWrites); 483 } 484 485 /* 486 * Fill all software cached or static hardware state information. 487 * Return failure if capabilities are to come from EEPROM and 488 * cannot be read. 489 */ 490 static HAL_BOOL 491 ar9285FillCapabilityInfo(struct ath_hal *ah) 492 { 493 HAL_CAPABILITIES *pCap = &AH_PRIVATE(ah)->ah_caps; 494 495 if (!ar5416FillCapabilityInfo(ah)) 496 return AH_FALSE; 497 pCap->halNumGpioPins = 12; 498 pCap->halWowSupport = AH_TRUE; 499 pCap->halWowMatchPatternExact = AH_TRUE; 500 #if 0 501 pCap->halWowMatchPatternDword = AH_TRUE; 502 #endif 503 /* AR9285 has 2 antennas but is a 1x1 stream device */ 504 pCap->halTxStreams = 1; 505 pCap->halRxStreams = 1; 506 507 if (ar9285_check_div_comb(ah)) 508 pCap->halAntDivCombSupport = AH_TRUE; 509 510 pCap->halCSTSupport = AH_TRUE; 511 pCap->halRifsRxSupport = AH_TRUE; 512 pCap->halRifsTxSupport = AH_TRUE; 513 pCap->halRtsAggrLimit = 64*1024; /* 802.11n max */ 514 pCap->halExtChanDfsSupport = AH_TRUE; 515 pCap->halUseCombinedRadarRssi = AH_TRUE; 516 #if 0 517 /* XXX bluetooth */ 518 pCap->halBtCoexSupport = AH_TRUE; 519 #endif 520 pCap->halAutoSleepSupport = AH_FALSE; /* XXX? */ 521 pCap->hal4kbSplitTransSupport = AH_FALSE; 522 /* Disable this so Block-ACK works correctly */ 523 pCap->halHasRxSelfLinkedTail = AH_FALSE; 524 pCap->halMbssidAggrSupport = AH_TRUE; 525 pCap->hal4AddrAggrSupport = AH_TRUE; 526 527 if (AR_SREV_KITE_12_OR_LATER(ah)) 528 pCap->halPSPollBroken = AH_FALSE; 529 530 /* Only RX STBC supported */ 531 pCap->halRxStbcSupport = 1; 532 pCap->halTxStbcSupport = 0; 533 534 return AH_TRUE; 535 } 536 537 static const char* 538 ar9285Probe(uint16_t vendorid, uint16_t devid) 539 { 540 if (vendorid == ATHEROS_VENDOR_ID && devid == AR9285_DEVID_PCIE) 541 return "Atheros 9285"; 542 if (vendorid == ATHEROS_VENDOR_ID && (devid == AR2427_DEVID_PCIE)) 543 return "Atheros 2427"; 544 545 return AH_NULL; 546 } 547 AH_CHIP(AR9285, ar9285Probe, ar9285Attach); 548