341 lines
10 KiB
C
341 lines
10 KiB
C
/*
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* Copyright (c) 2008 Sam Leffler, Errno Consulting
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* Copyright (c) 2008 Atheros Communications, Inc.
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*
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* Permission to use, copy, modify, and/or distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*
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* $FreeBSD$
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*/
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#include "opt_ah.h"
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#include "ah.h"
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#include "ah_internal.h"
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#include "ah_devid.h"
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#include "ar5416/ar5416.h"
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#include "ar5416/ar5416reg.h"
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#include "ar5416/ar5416phy.h"
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#include "ar9001/ar9160.ini"
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static const HAL_PERCAL_DATA ar9160_iq_cal = { /* multi sample */
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.calName = "IQ", .calType = IQ_MISMATCH_CAL,
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.calNumSamples = MAX_CAL_SAMPLES,
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.calCountMax = PER_MIN_LOG_COUNT,
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.calCollect = ar5416IQCalCollect,
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.calPostProc = ar5416IQCalibration
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};
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static const HAL_PERCAL_DATA ar9160_adc_gain_cal = { /* multi sample */
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.calName = "ADC Gain", .calType = ADC_GAIN_CAL,
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.calNumSamples = MAX_CAL_SAMPLES,
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.calCountMax = PER_MIN_LOG_COUNT,
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.calCollect = ar5416AdcGainCalCollect,
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.calPostProc = ar5416AdcGainCalibration
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};
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static const HAL_PERCAL_DATA ar9160_adc_dc_cal = { /* multi sample */
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.calName = "ADC DC", .calType = ADC_DC_CAL,
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.calNumSamples = MAX_CAL_SAMPLES,
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.calCountMax = PER_MIN_LOG_COUNT,
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.calCollect = ar5416AdcDcCalCollect,
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.calPostProc = ar5416AdcDcCalibration
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};
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static const HAL_PERCAL_DATA ar9160_adc_init_dc_cal = {
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.calName = "ADC Init DC", .calType = ADC_DC_INIT_CAL,
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.calNumSamples = MIN_CAL_SAMPLES,
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.calCountMax = INIT_LOG_COUNT,
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.calCollect = ar5416AdcDcCalCollect,
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.calPostProc = ar5416AdcDcCalibration
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};
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static HAL_BOOL ar9160FillCapabilityInfo(struct ath_hal *ah);
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static void
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ar9160AniSetup(struct ath_hal *ah)
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{
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static const struct ar5212AniParams aniparams = {
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.maxNoiseImmunityLevel = 4, /* levels 0..4 */
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.totalSizeDesired = { -55, -55, -55, -55, -62 },
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.coarseHigh = { -14, -14, -14, -14, -12 },
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.coarseLow = { -64, -64, -64, -64, -70 },
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.firpwr = { -78, -78, -78, -78, -80 },
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.maxSpurImmunityLevel = 7,
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.cycPwrThr1 = { 2, 4, 6, 8, 10, 12, 14, 16 },
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.maxFirstepLevel = 2, /* levels 0..2 */
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.firstep = { 0, 4, 8 },
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.ofdmTrigHigh = 500,
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.ofdmTrigLow = 200,
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.cckTrigHigh = 200,
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.cckTrigLow = 100,
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.rssiThrHigh = 40,
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.rssiThrLow = 7,
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.period = 100,
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};
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/* NB: disable ANI noise immmunity for reliable RIFS rx */
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AH5416(ah)->ah_ani_function &= ~(1 << HAL_ANI_NOISE_IMMUNITY_LEVEL);
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ar5416AniAttach(ah, &aniparams, &aniparams, AH_TRUE);
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}
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static void
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ar9160InitPLL(struct ath_hal *ah, const struct ieee80211_channel *chan)
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{
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uint32_t pll = SM(0x5, AR_RTC_SOWL_PLL_REFDIV);
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if (chan != AH_NULL) {
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if (IEEE80211_IS_CHAN_HALF(chan))
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pll |= SM(0x1, AR_RTC_SOWL_PLL_CLKSEL);
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else if (IEEE80211_IS_CHAN_QUARTER(chan))
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pll |= SM(0x2, AR_RTC_SOWL_PLL_CLKSEL);
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if (IEEE80211_IS_CHAN_5GHZ(chan))
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pll |= SM(0x50, AR_RTC_SOWL_PLL_DIV);
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else
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pll |= SM(0x58, AR_RTC_SOWL_PLL_DIV);
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} else
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pll |= SM(0x58, AR_RTC_SOWL_PLL_DIV);
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OS_REG_WRITE(ah, AR_RTC_PLL_CONTROL, pll);
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OS_DELAY(RTC_PLL_SETTLE_DELAY);
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OS_REG_WRITE(ah, AR_RTC_SLEEP_CLK, AR_RTC_SLEEP_DERIVED_CLK);
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}
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/*
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* Attach for an AR9160 part.
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*/
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static struct ath_hal *
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ar9160Attach(uint16_t devid, HAL_SOFTC sc,
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HAL_BUS_TAG st, HAL_BUS_HANDLE sh, uint16_t *eepromdata,
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HAL_STATUS *status)
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{
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struct ath_hal_5416 *ahp5416;
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struct ath_hal_5212 *ahp;
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struct ath_hal *ah;
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uint32_t val;
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HAL_STATUS ecode;
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HAL_BOOL rfStatus;
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HALDEBUG(AH_NULL, HAL_DEBUG_ATTACH, "%s: sc %p st %p sh %p\n",
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__func__, sc, (void*) st, (void*) sh);
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/* NB: memory is returned zero'd */
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ahp5416 = ath_hal_malloc(sizeof (struct ath_hal_5416));
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if (ahp5416 == AH_NULL) {
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HALDEBUG(AH_NULL, HAL_DEBUG_ANY,
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"%s: cannot allocate memory for state block\n", __func__);
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*status = HAL_ENOMEM;
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return AH_NULL;
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}
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ar5416InitState(ahp5416, devid, sc, st, sh, status);
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ahp = &ahp5416->ah_5212;
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ah = &ahp->ah_priv.h;
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/* XXX override with 9160 specific state */
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/* override 5416 methods for our needs */
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AH5416(ah)->ah_initPLL = ar9160InitPLL;
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AH5416(ah)->ah_cal.iqCalData.calData = &ar9160_iq_cal;
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AH5416(ah)->ah_cal.adcGainCalData.calData = &ar9160_adc_gain_cal;
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AH5416(ah)->ah_cal.adcDcCalData.calData = &ar9160_adc_dc_cal;
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AH5416(ah)->ah_cal.adcDcCalInitData.calData = &ar9160_adc_init_dc_cal;
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AH5416(ah)->ah_cal.suppCals = ADC_GAIN_CAL | ADC_DC_CAL | IQ_MISMATCH_CAL;
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if (!ar5416SetResetReg(ah, HAL_RESET_POWER_ON)) {
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/* reset chip */
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HALDEBUG(ah, HAL_DEBUG_ANY, "%s: couldn't reset chip\n",
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__func__);
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ecode = HAL_EIO;
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goto bad;
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}
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if (!ar5416SetPowerMode(ah, HAL_PM_AWAKE, AH_TRUE)) {
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HALDEBUG(ah, HAL_DEBUG_ANY, "%s: couldn't wakeup chip\n",
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__func__);
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ecode = HAL_EIO;
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goto bad;
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}
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/* Read Revisions from Chips before taking out of reset */
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val = OS_REG_READ(ah, AR_SREV);
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HALDEBUG(ah, HAL_DEBUG_ATTACH,
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"%s: ID 0x%x VERSION 0x%x TYPE 0x%x REVISION 0x%x\n",
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__func__, MS(val, AR_XSREV_ID), MS(val, AR_XSREV_VERSION),
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MS(val, AR_XSREV_TYPE), MS(val, AR_XSREV_REVISION));
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/* NB: include chip type to differentiate from pre-Sowl versions */
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AH_PRIVATE(ah)->ah_macVersion =
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(val & AR_XSREV_VERSION) >> AR_XSREV_TYPE_S;
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AH_PRIVATE(ah)->ah_macRev = MS(val, AR_XSREV_REVISION);
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AH_PRIVATE(ah)->ah_ispcie = (val & AR_XSREV_TYPE_HOST_MODE) == 0;
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/* setup common ini data; rf backends handle remainder */
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HAL_INI_INIT(&ahp->ah_ini_modes, ar9160Modes, 6);
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HAL_INI_INIT(&ahp->ah_ini_common, ar9160Common, 2);
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HAL_INI_INIT(&AH5416(ah)->ah_ini_bb_rfgain, ar9160BB_RfGain, 3);
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HAL_INI_INIT(&AH5416(ah)->ah_ini_bank0, ar9160Bank0, 2);
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HAL_INI_INIT(&AH5416(ah)->ah_ini_bank1, ar9160Bank1, 2);
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HAL_INI_INIT(&AH5416(ah)->ah_ini_bank2, ar9160Bank2, 2);
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HAL_INI_INIT(&AH5416(ah)->ah_ini_bank3, ar9160Bank3, 3);
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HAL_INI_INIT(&AH5416(ah)->ah_ini_bank6, ar9160Bank6, 3);
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HAL_INI_INIT(&AH5416(ah)->ah_ini_bank7, ar9160Bank7, 2);
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if (AR_SREV_SOWL_11(ah))
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HAL_INI_INIT(&AH5416(ah)->ah_ini_addac, ar9160Addac_1_1, 2);
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else
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HAL_INI_INIT(&AH5416(ah)->ah_ini_addac, ar9160Addac, 2);
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ecode = ath_hal_v14EepromAttach(ah);
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if (ecode != HAL_OK)
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goto bad;
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HAL_INI_INIT(&AH5416(ah)->ah_ini_pcieserdes, ar9160PciePhy, 2);
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ar5416AttachPCIE(ah);
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if (!ar5416ChipReset(ah, AH_NULL)) { /* reset chip */
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HALDEBUG(ah, HAL_DEBUG_ANY, "%s: chip reset failed\n", __func__);
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ecode = HAL_EIO;
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goto bad;
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}
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AH_PRIVATE(ah)->ah_phyRev = OS_REG_READ(ah, AR_PHY_CHIP_ID);
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if (!ar5212ChipTest(ah)) {
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HALDEBUG(ah, HAL_DEBUG_ANY, "%s: hardware self-test failed\n",
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__func__);
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ecode = HAL_ESELFTEST;
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goto bad;
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}
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/*
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* Set correct Baseband to analog shift
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* setting to access analog chips.
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*/
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OS_REG_WRITE(ah, AR_PHY(0), 0x00000007);
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/* Read Radio Chip Rev Extract */
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AH_PRIVATE(ah)->ah_analog5GhzRev = ar5416GetRadioRev(ah);
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switch (AH_PRIVATE(ah)->ah_analog5GhzRev & AR_RADIO_SREV_MAJOR) {
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case AR_RAD2133_SREV_MAJOR: /* Sowl: 2G/3x3 */
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case AR_RAD5133_SREV_MAJOR: /* Sowl: 2+5G/3x3 */
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break;
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default:
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if (AH_PRIVATE(ah)->ah_analog5GhzRev == 0) {
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AH_PRIVATE(ah)->ah_analog5GhzRev =
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AR_RAD5133_SREV_MAJOR;
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break;
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}
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#ifdef AH_DEBUG
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HALDEBUG(ah, HAL_DEBUG_ANY,
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"%s: 5G Radio Chip Rev 0x%02X is not supported by "
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"this driver\n", __func__,
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AH_PRIVATE(ah)->ah_analog5GhzRev);
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ecode = HAL_ENOTSUPP;
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goto bad;
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#endif
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}
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rfStatus = ar2133RfAttach(ah, &ecode);
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if (!rfStatus) {
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HALDEBUG(ah, HAL_DEBUG_ANY, "%s: RF setup failed, status %u\n",
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__func__, ecode);
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goto bad;
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}
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/*
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* Got everything we need now to setup the capabilities.
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*/
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if (!ar9160FillCapabilityInfo(ah)) {
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ecode = HAL_EEREAD;
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goto bad;
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}
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ecode = ath_hal_eepromGet(ah, AR_EEP_MACADDR, ahp->ah_macaddr);
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if (ecode != HAL_OK) {
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HALDEBUG(ah, HAL_DEBUG_ANY,
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"%s: error getting mac address from EEPROM\n", __func__);
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goto bad;
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}
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/* XXX How about the serial number ? */
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/* Read Reg Domain */
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AH_PRIVATE(ah)->ah_currentRD =
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ath_hal_eepromGet(ah, AR_EEP_REGDMN_0, AH_NULL);
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AH_PRIVATE(ah)->ah_currentRDext =
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ath_hal_eepromGet(ah, AR_EEP_REGDMN_1, AH_NULL);
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/*
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* ah_miscMode is populated by ar5416FillCapabilityInfo()
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* starting from griffin. Set here to make sure that
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* AR_MISC_MODE_MIC_NEW_LOC_ENABLE is set before a GTK is
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* placed into hardware.
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*/
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if (ahp->ah_miscMode != 0)
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OS_REG_WRITE(ah, AR_MISC_MODE, OS_REG_READ(ah, AR_MISC_MODE) | ahp->ah_miscMode);
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ar9160AniSetup(ah); /* Anti Noise Immunity */
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/* This just uses the AR5416 NF values */
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AH5416(ah)->nf_2g.max = AR_PHY_CCA_MAX_GOOD_VAL_5416_2GHZ;
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AH5416(ah)->nf_2g.min = AR_PHY_CCA_MIN_GOOD_VAL_5416_2GHZ;
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AH5416(ah)->nf_2g.nominal = AR_PHY_CCA_NOM_VAL_5416_2GHZ;
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AH5416(ah)->nf_5g.max = AR_PHY_CCA_MAX_GOOD_VAL_5416_5GHZ;
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AH5416(ah)->nf_5g.min = AR_PHY_CCA_MIN_GOOD_VAL_5416_5GHZ;
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AH5416(ah)->nf_5g.nominal = AR_PHY_CCA_NOM_VAL_5416_5GHZ;
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ar5416InitNfHistBuff(AH5416(ah)->ah_cal.nfCalHist);
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HALDEBUG(ah, HAL_DEBUG_ATTACH, "%s: return\n", __func__);
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return ah;
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bad:
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if (ahp)
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ar5416Detach((struct ath_hal *) ahp);
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if (status)
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*status = ecode;
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return AH_NULL;
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}
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/*
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* Fill all software cached or static hardware state information.
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* Return failure if capabilities are to come from EEPROM and
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* cannot be read.
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*/
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static HAL_BOOL
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ar9160FillCapabilityInfo(struct ath_hal *ah)
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{
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HAL_CAPABILITIES *pCap = &AH_PRIVATE(ah)->ah_caps;
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if (!ar5416FillCapabilityInfo(ah))
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return AH_FALSE;
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pCap->halCSTSupport = AH_TRUE;
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pCap->halRifsRxSupport = AH_TRUE;
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pCap->halRifsTxSupport = AH_TRUE;
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pCap->halRtsAggrLimit = 64*1024; /* 802.11n max */
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pCap->halExtChanDfsSupport = AH_TRUE;
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pCap->halUseCombinedRadarRssi = AH_TRUE;
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pCap->halAutoSleepSupport = AH_FALSE; /* XXX? */
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pCap->halMbssidAggrSupport = AH_TRUE;
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pCap->hal4AddrAggrSupport = AH_TRUE;
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/* BB Read WAR */
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pCap->halHasBBReadWar = AH_TRUE;
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/* AR9160 is a 2x2 stream device */
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pCap->halTxStreams = 2;
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pCap->halRxStreams = 2;
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return AH_TRUE;
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}
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static const char*
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ar9160Probe(uint16_t vendorid, uint16_t devid)
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{
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if (vendorid == ATHEROS_VENDOR_ID && devid == AR9160_DEVID_PCI)
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return "Atheros 9160";
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return AH_NULL;
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}
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AH_CHIP(AR9160, ar9160Probe, ar9160Attach);
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