workbench/devs/networks/atheros5000/hal/ar5416/ar9160_attach.c

   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  * $Id$
  18  */
  19 #include "opt_ah.h"
  20
  21 #ifdef AH_SUPPORT_AR9160
  22
  23 #if !defined(AH_SUPPORT_AR5416)
  24 #error "No 5416 support defined"
  25 #endif
  26 #if !defined(AH_SUPPORT_2133)
  27 #error "No 2133 RF support defined"
  28 #endif
  29
  30 #include "ah.h"
  31 #include "ah_internal.h"
  32 #include "ah_devid.h"
  33
  34 #include "ar5416/ar5416.h"
  35 #include "ar5416/ar5416reg.h"
  36 #include "ar5416/ar5416phy.h"
  37
  38 #include "ar5416/ar9160.ini"
  39
  40 static const HAL_PERCAL_DATA ar9160_iq_cal = {          /* multi sample */
  41         .calName = "IQ", .calType = IQ_MISMATCH_CAL,
  42         .calNumSamples  = MAX_CAL_SAMPLES,
  43         .calCountMax    = PER_MIN_LOG_COUNT,
  44         .calCollect     = ar5416IQCalCollect,
  45         .calPostProc    = ar5416IQCalibration
  46 };
  47 static const HAL_PERCAL_DATA ar9160_adc_gain_cal = {    /* multi sample */
  48         .calName = "ADC Gain", .calType = ADC_GAIN_CAL,
  49         .calNumSamples  = MAX_CAL_SAMPLES,
  50         .calCountMax    = PER_MIN_LOG_COUNT,
  51         .calCollect     = ar5416AdcGainCalCollect,
  52         .calPostProc    = ar5416AdcGainCalibration
  53 };
  54 static const HAL_PERCAL_DATA ar9160_adc_dc_cal = {      /* multi sample */
  55         .calName = "ADC DC", .calType = ADC_DC_CAL,
  56         .calNumSamples  = MAX_CAL_SAMPLES,
  57         .calCountMax    = PER_MIN_LOG_COUNT,
  58         .calCollect     = ar5416AdcDcCalCollect,
  59         .calPostProc    = ar5416AdcDcCalibration
  60 };
  61 static const HAL_PERCAL_DATA ar9160_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 struct ath_hal *ar9160Attach(uint16_t devid, HAL_SOFTC sc,
  70         HAL_BUS_TAG st, HAL_BUS_HANDLE sh, HAL_STATUS *status);
  71 static void ar9160Detach(struct ath_hal *);
  72 static HAL_BOOL ar9160FillCapabilityInfo(struct ath_hal *ah);
  73
  74 static void
  75 ar9160AniSetup(struct ath_hal *ah)
  76 {
  77         static const struct ar5212AniParams aniparams = {
  78                 .maxNoiseImmunityLevel  = 4,    /* levels 0..4 */
  79                 .totalSizeDesired       = { -55, -55, -55, -55, -62 },
  80                 .coarseHigh             = { -14, -14, -14, -14, -12 },
  81                 .coarseLow              = { -64, -64, -64, -64, -70 },
  82                 .firpwr                 = { -78, -78, -78, -78, -80 },
  83                 .maxSpurImmunityLevel   = 2,
  84                 .cycPwrThr1             = { 2, 4, 6 },
  85                 .maxFirstepLevel        = 2,    /* levels 0..2 */
  86                 .firstep                = { 0, 4, 8 },
  87                 .ofdmTrigHigh           = 500,
  88                 .ofdmTrigLow            = 200,
  89                 .cckTrigHigh            = 200,
  90                 .cckTrigLow             = 100,
  91                 .rssiThrHigh            = 40,
  92                 .rssiThrLow             = 7,
  93                 .period                 = 100,
  94         };
  95         /* NB: ANI is not enabled yet */
  96         ar5212AniAttach(ah, &aniparams, &aniparams, AH_FALSE);
  97 }
  98
  99 /*
 100  * Attach for an AR9160 part.
 101  */
 102 struct ath_hal *
 103 ar9160Attach(uint16_t devid, HAL_SOFTC sc,
 104         HAL_BUS_TAG st, HAL_BUS_HANDLE sh, HAL_STATUS *status)
 105 {
 106         struct ath_hal_5416 *ahp5416;
 107         struct ath_hal_5212 *ahp;
 108         struct ath_hal *ah;
 109         uint32_t val;
 110         HAL_STATUS ecode;
 111         HAL_BOOL rfStatus;
 112
 113         HALDEBUG(AH_NULL, HAL_DEBUG_ATTACH, "%s: sc %p st %p sh %p\n",
 114             __func__, sc, (void*) st, (void*) sh);
 115
 116         /* NB: memory is returned zero'd */
 117         ahp5416 = ath_hal_malloc(sizeof (struct ath_hal_5416));
 118         if (ahp5416 == AH_NULL) {
 119                 HALDEBUG(AH_NULL, HAL_DEBUG_ANY,
 120                     "%s: cannot allocate memory for state block\n", __func__);
 121                 *status = HAL_ENOMEM;
 122                 return AH_NULL;
 123         }
 124         ar5416InitState(ahp5416, devid, sc, st, sh, status);
 125         ahp = &ahp5416->ah_5212;
 126         ah = &ahp->ah_priv.h;
 127
 128         /* XXX override with 9160 specific state */
 129         /* override 5416 methods for our needs */
 130         ah->ah_detach                   = ar9160Detach;
 131
 132         AH5416(ah)->ah_iqCalData.calData = &ar9160_iq_cal;
 133         AH5416(ah)->ah_adcGainCalData.calData = &ar9160_adc_gain_cal;
 134         AH5416(ah)->ah_adcDcCalData.calData = &ar9160_adc_dc_cal;
 135         AH5416(ah)->ah_adcDcCalInitData.calData = &ar9160_adc_init_dc_cal;
 136         AH5416(ah)->ah_suppCals = ADC_GAIN_CAL | ADC_DC_CAL | IQ_MISMATCH_CAL;
 137
 138         if (!ar5416SetResetReg(ah, HAL_RESET_POWER_ON)) {
 139                 /* reset chip */
 140                 HALDEBUG(ah, HAL_DEBUG_ANY, "%s: couldn't reset chip\n",
 141                     __func__);
 142                 ecode = HAL_EIO;
 143                 goto bad;
 144         }
 145
 146         if (!ar5416SetPowerMode(ah, HAL_PM_AWAKE, AH_TRUE)) {
 147                 HALDEBUG(ah, HAL_DEBUG_ANY, "%s: couldn't wakeup chip\n",
 148                     __func__);
 149                 ecode = HAL_EIO;
 150                 goto bad;
 151         }
 152         /* Read Revisions from Chips before taking out of reset */
 153         val = OS_REG_READ(ah, AR_SREV);
 154         HALDEBUG(ah, HAL_DEBUG_ATTACH,
 155             "%s: ID 0x%x VERSION 0x%x TYPE 0x%x REVISION 0x%x\n",
 156             __func__, MS(val, AR_XSREV_ID), MS(val, AR_XSREV_VERSION),
 157             MS(val, AR_XSREV_TYPE), MS(val, AR_XSREV_REVISION));
 158         /* NB: include chip type to differentiate from pre-Sowl versions */
 159         AH_PRIVATE(ah)->ah_macVersion =
 160             (val & AR_XSREV_VERSION) >> AR_XSREV_TYPE_S;
 161         AH_PRIVATE(ah)->ah_macRev = MS(val, AR_XSREV_REVISION);
 162         /* XXX extract pcie info */
 163
 164         /* setup common ini data; rf backends handle remainder */
 165         HAL_INI_INIT(&ahp->ah_ini_modes, ar9160Modes, 6);
 166         HAL_INI_INIT(&ahp->ah_ini_common, ar9160Common, 2);
 167
 168         HAL_INI_INIT(&AH5416(ah)->ah_ini_bb_rfgain, ar9160BB_RfGain, 3);
 169         HAL_INI_INIT(&AH5416(ah)->ah_ini_bank0, ar9160Bank0, 2);
 170         HAL_INI_INIT(&AH5416(ah)->ah_ini_bank1, ar9160Bank1, 2);
 171         HAL_INI_INIT(&AH5416(ah)->ah_ini_bank2, ar9160Bank2, 2);
 172         HAL_INI_INIT(&AH5416(ah)->ah_ini_bank3, ar9160Bank3, 3);
 173         HAL_INI_INIT(&AH5416(ah)->ah_ini_bank6, ar9160Bank6, 3);
 174         HAL_INI_INIT(&AH5416(ah)->ah_ini_bank7, ar9160Bank7, 2);
 175         if (AR_SREV_SOWL_11(ah))
 176                 HAL_INI_INIT(&AH5416(ah)->ah_ini_addac, ar9160Addac_1_1, 2);
 177         else
 178                 HAL_INI_INIT(&AH5416(ah)->ah_ini_addac, ar9160Addac, 2);
 179
 180         if (!ar5416ChipReset(ah, AH_NULL)) {    /* reset chip */
 181                 HALDEBUG(ah, HAL_DEBUG_ANY, "%s: chip reset failed\n", __func__);
 182                 ecode = HAL_EIO;
 183                 goto bad;
 184         }
 185
 186         AH_PRIVATE(ah)->ah_phyRev = OS_REG_READ(ah, AR_PHY_CHIP_ID);
 187
 188         if (!ar5212ChipTest(ah)) {
 189                 HALDEBUG(ah, HAL_DEBUG_ANY, "%s: hardware self-test failed\n",
 190                     __func__);
 191                 ecode = HAL_ESELFTEST;
 192                 goto bad;
 193         }
 194
 195         /*
 196          * Set correct Baseband to analog shift
 197          * setting to access analog chips.
 198          */
 199         OS_REG_WRITE(ah, AR_PHY(0), 0x00000007);
 200
 201         /* Read Radio Chip Rev Extract */
 202         AH_PRIVATE(ah)->ah_analog5GhzRev = ar5212GetRadioRev(ah);
 203         switch (AH_PRIVATE(ah)->ah_analog5GhzRev & AR_RADIO_SREV_MAJOR) {
 204         case AR_RAD2133_SREV_MAJOR:     /* Sowl: 2G/3x3 */
 205         case AR_RAD5133_SREV_MAJOR:     /* Sowl: 2+5G/3x3 */
 206                 break;
 207         default:
 208                 if (AH_PRIVATE(ah)->ah_analog5GhzRev == 0) {
 209                         AH_PRIVATE(ah)->ah_analog5GhzRev =
 210                                 AR_RAD5133_SREV_MAJOR;
 211                         break;
 212                 }
 213 #ifdef AH_DEBUG
 214                 HALDEBUG(ah, HAL_DEBUG_ANY,
 215                     "%s: 5G Radio Chip Rev 0x%02X is not supported by "
 216                     "this driver\n", __func__,
 217                     AH_PRIVATE(ah)->ah_analog5GhzRev);
 218                 ecode = HAL_ENOTSUPP;
 219                 goto bad;
 220 #endif
 221         }
 222         HALDEBUG(ah, HAL_DEBUG_ATTACH, "%s: Attaching AR2133 radio\n",
 223             __func__);
 224         rfStatus = ar2133RfAttach(ah, &ecode);
 225         if (!rfStatus) {
 226                 HALDEBUG(ah, HAL_DEBUG_ANY, "%s: RF setup failed, status %u\n",
 227                     __func__, ecode);
 228                 goto bad;
 229         }
 230
 231         ecode = ath_hal_v14EepromAttach(ah);
 232         if (ecode != HAL_OK)
 233                 goto bad;
 234
 235         /*
 236          * Got everything we need now to setup the capabilities.
 237          */
 238         if (!ar9160FillCapabilityInfo(ah)) {
 239                 ecode = HAL_EEREAD;
 240                 goto bad;
 241         }
 242
 243         ecode = ath_hal_eepromGet(ah, AR_EEP_MACADDR, ahp->ah_macaddr);
 244         if (ecode != HAL_OK) {
 245                 HALDEBUG(ah, HAL_DEBUG_ANY,
 246                     "%s: error getting mac address from EEPROM\n", __func__);
 247                 goto bad;
 248         }
 249         /* XXX How about the serial number ? */
 250         /* Read Reg Domain */
 251         AH_PRIVATE(ah)->ah_currentRD =
 252             ath_hal_eepromGet(ah, AR_EEP_REGDMN_0, AH_NULL);
 253
 254         /*
 255          * ah_miscMode is populated by ar5416FillCapabilityInfo()
 256          * starting from griffin. Set here to make sure that
 257          * AR_MISC_MODE_MIC_NEW_LOC_ENABLE is set before a GTK is
 258          * placed into hardware
 259          */
 260         if (ahp->ah_miscMode != 0)
 261                 OS_REG_WRITE(ah, AR_MISC_MODE, ahp->ah_miscMode);
 262
 263         ar5212InitializeGainValues(ah);         /* gain ladder */
 264         ar9160AniSetup(ah);                     /* Anti Noise Immunity */
 265         ar5416InitNfHistBuff(AH5416(ah)->ah_nfCalHist);
 266
 267         HALDEBUG(ah, HAL_DEBUG_ATTACH, "%s: return\n", __func__);
 268
 269         return ah;
 270 bad:
 271         if (ahp)
 272                 ar9160Detach((struct ath_hal *) ahp);
 273         if (status)
 274                 *status = ecode;
 275         return AH_NULL;
 276 }
 277
 278 void
 279 ar9160Detach(struct ath_hal *ah)
 280 {
 281         HALDEBUG(ah, HAL_DEBUG_ATTACH, "%s:\n", __func__);
 282
 283         HALASSERT(ah != AH_NULL);
 284         HALASSERT(ah->ah_magic == AR5416_MAGIC);
 285
 286         ar5416Detach(ah);
 287 }
 288
 289 /*
 290  * Fill all software cached or static hardware state information.
 291  * Return failure if capabilities are to come from EEPROM and
 292  * cannot be read.
 293  */
 294 static HAL_BOOL
 295 ar9160FillCapabilityInfo(struct ath_hal *ah)
 296 {
 297         HAL_CAPABILITIES *pCap = &AH_PRIVATE(ah)->ah_caps;
 298
 299         if (!ar5416FillCapabilityInfo(ah))
 300                 return AH_FALSE;
 301         pCap->halCSTSupport = AH_TRUE;
 302         pCap->halRifsRxSupport = AH_TRUE;
 303         pCap->halRifsTxSupport = AH_TRUE;
 304         pCap->halRtsAggrLimit = 64*1024;        /* 802.11n max */
 305         pCap->halExtChanDfsSupport = AH_TRUE;
 306         pCap->halAutoSleepSupport = AH_FALSE;   /* XXX? */
 307         return AH_TRUE;
 308 }
 309 #endif /* AH_SUPPORT_AR9160 */