Index: head/sys/contrib/dev/ath/ath_hal/ar9300/ar9300_freebsd.c =================================================================== --- head/sys/contrib/dev/ath/ath_hal/ar9300/ar9300_freebsd.c (revision 313135) +++ head/sys/contrib/dev/ath/ath_hal/ar9300/ar9300_freebsd.c (revision 313136) @@ -1,1001 +1,1002 @@ /* * Copyright (c) 2012, 2013 Adrian Chadd . * * Permission to use, copy, modify, and/or distribute this software for any * purpose with or without fee is hereby granted, provided that the above * copyright notice and this permission notice appear in all copies. * * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ #include "opt_ah.h" #include "ah.h" #include "ah_internal.h" #include "ah_devid.h" #include "ah_desc.h" #include "ar9300.h" #include "ar9300reg.h" #include "ar9300phy.h" #include "ar9300desc.h" #include "ar9300_freebsd.h" #include "ar9300_stub.h" #include "ar9300_stub_funcs.h" #define FIX_NOISE_FLOOR 1 #define NEXT_TBTT_NOW 5 static HAL_BOOL ar9300ClrMulticastFilterIndex(struct ath_hal *ah, uint32_t ix); static HAL_BOOL ar9300SetMulticastFilterIndex(struct ath_hal *ah, uint32_t ix); static void ar9300_beacon_set_beacon_timers(struct ath_hal *ah, const HAL_BEACON_TIMERS *bt); static void ar9300SetChainMasks(struct ath_hal *ah, uint32_t tx_chainmask, uint32_t rx_chainmask) { AH9300(ah)->ah_tx_chainmask = tx_chainmask & AH_PRIVATE(ah)->ah_caps.halTxChainMask; AH9300(ah)->ah_rx_chainmask = rx_chainmask & AH_PRIVATE(ah)->ah_caps.halRxChainMask; } static u_int ar9300GetSlotTime(struct ath_hal *ah) { u_int clks = OS_REG_READ(ah, AR_D_GBL_IFS_SLOT) & 0xffff; return (ath_hal_mac_usec(ah, clks)); /* convert from system clocks */ } static HAL_BOOL ar9300_freebsd_set_tx_power_limit(struct ath_hal *ah, uint32_t limit) { return (ar9300_set_tx_power_limit(ah, limit, 0, 0)); } static uint64_t ar9300_get_next_tbtt(struct ath_hal *ah) { return (OS_REG_READ(ah, AR_NEXT_TBTT_TIMER)); } /* * TODO: implement the antenna diversity control for AR9485 and * other LNA mixing based NICs. * * For now we'll just go with the HAL default and make these no-ops. */ static HAL_ANT_SETTING ar9300_freebsd_get_antenna_switch(struct ath_hal *ah) { return (HAL_ANT_VARIABLE); } static HAL_BOOL ar9300_freebsd_set_antenna_switch(struct ath_hal *ah, HAL_ANT_SETTING setting) { return (AH_TRUE); } static u_int ar9300_freebsd_get_cts_timeout(struct ath_hal *ah) { u_int clks = MS(OS_REG_READ(ah, AR_TIME_OUT), AR_TIME_OUT_CTS); return ath_hal_mac_usec(ah, clks); /* convert from system clocks */ } static void ar9300_freebsd_set_tsf64(struct ath_hal *ah, uint64_t tsf64) { /* * XXX TODO: read ar5416SetTsf64() - we should wait before we do * this. */ OS_REG_WRITE(ah, AR_TSF_L32, tsf64 & 0xffffffff); OS_REG_WRITE(ah, AR_TSF_U32, (tsf64 >> 32) & 0xffffffff); } /* Flags for pulse_bw_info */ #define PRI_CH_RADAR_FOUND 0x01 #define EXT_CH_RADAR_FOUND 0x02 #define EXT_CH_RADAR_EARLY_FOUND 0x04 static HAL_BOOL ar9300_freebsd_proc_radar_event(struct ath_hal *ah, struct ath_rx_status *rxs, uint64_t fulltsf, const char *buf, HAL_DFS_EVENT *event) { HAL_BOOL doDfsExtCh; HAL_BOOL doDfsEnhanced; HAL_BOOL doDfsCombinedRssi; uint8_t rssi = 0, ext_rssi = 0; uint8_t pulse_bw_info = 0, pulse_length_ext = 0, pulse_length_pri = 0; uint32_t dur = 0; int pri_found = 1, ext_found = 0; int early_ext = 0; int is_dc = 0; uint16_t datalen; /* length from the RX status field */ /* Check whether the given phy error is a radar event */ if ((rxs->rs_phyerr != HAL_PHYERR_RADAR) && (rxs->rs_phyerr != HAL_PHYERR_FALSE_RADAR_EXT)) { return AH_FALSE; } /* Grab copies of the capabilities; just to make the code clearer */ doDfsExtCh = AH_PRIVATE(ah)->ah_caps.halExtChanDfsSupport; doDfsEnhanced = AH_PRIVATE(ah)->ah_caps.halEnhancedDfsSupport; doDfsCombinedRssi = AH_PRIVATE(ah)->ah_caps.halUseCombinedRadarRssi; datalen = rxs->rs_datalen; /* If hardware supports it, use combined RSSI, else use chain 0 RSSI */ if (doDfsCombinedRssi) rssi = (uint8_t) rxs->rs_rssi; else rssi = (uint8_t) rxs->rs_rssi_ctl[0]; /* Set this; but only use it if doDfsExtCh is set */ ext_rssi = (uint8_t) rxs->rs_rssi_ext[0]; /* Cap it at 0 if the RSSI is a negative number */ if (rssi & 0x80) rssi = 0; if (ext_rssi & 0x80) ext_rssi = 0; /* * Fetch the relevant data from the frame */ if (doDfsExtCh) { if (datalen < 3) return AH_FALSE; /* Last three bytes of the frame are of interest */ pulse_length_pri = *(buf + datalen - 3); pulse_length_ext = *(buf + datalen - 2); pulse_bw_info = *(buf + datalen - 1); HALDEBUG(ah, HAL_DEBUG_DFS, "%s: rssi=%d, ext_rssi=%d, pulse_length_pri=%d," " pulse_length_ext=%d, pulse_bw_info=%x\n", __func__, rssi, ext_rssi, pulse_length_pri, pulse_length_ext, pulse_bw_info); } else { /* The pulse width is byte 0 of the data */ if (datalen >= 1) dur = ((uint8_t) buf[0]) & 0xff; else dur = 0; if (dur == 0 && rssi == 0) { HALDEBUG(ah, HAL_DEBUG_DFS, "%s: dur and rssi are 0\n", __func__); return AH_FALSE; } HALDEBUG(ah, HAL_DEBUG_DFS, "%s: rssi=%d, dur=%d\n", __func__, rssi, dur); /* Single-channel only */ pri_found = 1; ext_found = 0; } /* * If doing extended channel data, pulse_bw_info must * have one of the flags set. */ if (doDfsExtCh && pulse_bw_info == 0x0) return AH_FALSE; /* * If the extended channel data is available, calculate * which to pay attention to. */ if (doDfsExtCh) { /* If pulse is on DC, take the larger duration of the two */ if ((pulse_bw_info & EXT_CH_RADAR_FOUND) && (pulse_bw_info & PRI_CH_RADAR_FOUND)) { is_dc = 1; if (pulse_length_ext > pulse_length_pri) { dur = pulse_length_ext; pri_found = 0; ext_found = 1; } else { dur = pulse_length_pri; pri_found = 1; ext_found = 0; } } else if (pulse_bw_info & EXT_CH_RADAR_EARLY_FOUND) { dur = pulse_length_ext; pri_found = 0; ext_found = 1; early_ext = 1; } else if (pulse_bw_info & PRI_CH_RADAR_FOUND) { dur = pulse_length_pri; pri_found = 1; ext_found = 0; } else if (pulse_bw_info & EXT_CH_RADAR_FOUND) { dur = pulse_length_ext; pri_found = 0; ext_found = 1; } } /* * For enhanced DFS (Merlin and later), pulse_bw_info has * implications for selecting the correct RSSI value. */ if (doDfsEnhanced) { switch (pulse_bw_info & 0x03) { case 0: /* No radar? */ rssi = 0; break; case PRI_CH_RADAR_FOUND: /* Radar in primary channel */ /* Cannot use ctrl channel RSSI if ext channel is stronger */ if (ext_rssi >= (rssi + 3)) { rssi = 0; } break; case EXT_CH_RADAR_FOUND: /* Radar in extended channel */ /* Cannot use ext channel RSSI if ctrl channel is stronger */ if (rssi >= (ext_rssi + 12)) { rssi = 0; } else { rssi = ext_rssi; } break; case (PRI_CH_RADAR_FOUND | EXT_CH_RADAR_FOUND): /* When both are present, use stronger one */ if (rssi < ext_rssi) rssi = ext_rssi; break; } } /* * If not doing enhanced DFS, choose the ext channel if * it is stronger than the main channel */ if (doDfsExtCh && !doDfsEnhanced) { if ((ext_rssi > rssi) && (ext_rssi < 128)) rssi = ext_rssi; } /* * XXX what happens if the above code decides the RSSI * XXX wasn't valid, an sets it to 0? */ /* * Fill out dfs_event structure. */ event->re_full_ts = fulltsf; event->re_ts = rxs->rs_tstamp; event->re_rssi = rssi; event->re_dur = dur; event->re_flags = 0; if (pri_found) event->re_flags |= HAL_DFS_EVENT_PRICH; if (ext_found) event->re_flags |= HAL_DFS_EVENT_EXTCH; if (early_ext) event->re_flags |= HAL_DFS_EVENT_EXTEARLY; if (is_dc) event->re_flags |= HAL_DFS_EVENT_ISDC; return AH_TRUE; } void ar9300_attach_freebsd_ops(struct ath_hal *ah) { /* Global functions */ ah->ah_detach = ar9300_detach; ah->ah_getRateTable = ar9300_get_rate_table; /* Reset functions */ ah->ah_reset = ar9300_reset_freebsd; ah->ah_phyDisable = ar9300_phy_disable; ah->ah_disable = ar9300_disable; ah->ah_configPCIE = ar9300_config_pcie_freebsd; // ah->ah_disablePCIE = ar9300_disable_pcie_phy; ah->ah_setPCUConfig = ar9300_set_pcu_config; // perCalibration ah->ah_perCalibrationN = ar9300_per_calibration_freebsd; ah->ah_resetCalValid = ar9300_reset_cal_valid_freebsd; ah->ah_setTxPowerLimit = ar9300_freebsd_set_tx_power_limit; ah->ah_getChanNoise = ath_hal_getChanNoise; /* Transmit functions */ ah->ah_setupTxQueue = ar9300_setup_tx_queue; ah->ah_setTxQueueProps = ar9300_set_tx_queue_props; ah->ah_getTxQueueProps = ar9300_get_tx_queue_props; ah->ah_releaseTxQueue = ar9300_release_tx_queue; ah->ah_resetTxQueue = ar9300_reset_tx_queue; ah->ah_getTxDP = ar9300_get_tx_dp; ah->ah_setTxDP = ar9300_set_tx_dp; ah->ah_numTxPending = ar9300_num_tx_pending; ah->ah_startTxDma = ar9300_start_tx_dma; ah->ah_stopTxDma = ar9300_stop_tx_dma_freebsd; ah->ah_setupTxDesc = ar9300_freebsd_setup_tx_desc; ah->ah_setupXTxDesc = ar9300_freebsd_setup_x_tx_desc; ah->ah_fillTxDesc = ar9300_freebsd_fill_tx_desc; ah->ah_procTxDesc = ar9300_freebsd_proc_tx_desc; ah->ah_getTxIntrQueue = ar9300_get_tx_intr_queue; // reqTxIntrDesc ah->ah_getTxCompletionRates = ar9300_freebsd_get_tx_completion_rates; ah->ah_setTxDescLink = ar9300_set_desc_link; ah->ah_getTxDescLink = ar9300_freebsd_get_desc_link; ah->ah_getTxDescLinkPtr = ar9300_get_desc_link_ptr; ah->ah_setupTxStatusRing = ar9300_setup_tx_status_ring; ah->ah_getTxRawTxDesc = ar9300_get_raw_tx_desc; ah->ah_updateTxTrigLevel = ar9300_update_tx_trig_level; /* RX functions */ ah->ah_getRxDP = ar9300_get_rx_dp; ah->ah_setRxDP = ar9300_set_rx_dp; ah->ah_enableReceive = ar9300_enable_receive; ah->ah_stopDmaReceive = ar9300_stop_dma_receive_freebsd; ah->ah_startPcuReceive = ar9300_start_pcu_receive_freebsd; ah->ah_stopPcuReceive = ar9300_stop_pcu_receive; ah->ah_setMulticastFilter = ar9300_set_multicast_filter; ah->ah_setMulticastFilterIndex = ar9300SetMulticastFilterIndex; ah->ah_clrMulticastFilterIndex = ar9300ClrMulticastFilterIndex; ah->ah_getRxFilter = ar9300_get_rx_filter; ah->ah_setRxFilter = ar9300_set_rx_filter; /* setupRxDesc */ ah->ah_procRxDesc = ar9300_proc_rx_desc_freebsd; ah->ah_rxMonitor = ar9300_ani_rxmonitor_freebsd; ah->ah_aniPoll = ar9300_ani_poll_freebsd; ah->ah_procMibEvent = ar9300_process_mib_intr; /* Misc functions */ ah->ah_getCapability = ar9300_get_capability; ah->ah_setCapability = ar9300_set_capability; ah->ah_getDiagState = ar9300_get_diag_state; ah->ah_getMacAddress = ar9300_get_mac_address; ah->ah_setMacAddress = ar9300_set_mac_address; ah->ah_getBssIdMask = ar9300_get_bss_id_mask; ah->ah_setBssIdMask = ar9300_set_bss_id_mask; ah->ah_setRegulatoryDomain = ar9300_set_regulatory_domain; ah->ah_setLedState = ar9300_set_led_state; ah->ah_writeAssocid = ar9300_write_associd; ah->ah_gpioCfgInput = ar9300_gpio_cfg_input; ah->ah_gpioCfgOutput = ar9300_gpio_cfg_output; ah->ah_gpioGet = ar9300_gpio_get; ah->ah_gpioSet = ar9300_gpio_set; ah->ah_gpioSetIntr = ar9300_gpio_set_intr; /* polarity */ /* mask */ ah->ah_getTsf32 = ar9300_get_tsf32; ah->ah_getTsf64 = ar9300_get_tsf64; ah->ah_resetTsf = ar9300_reset_tsf; ah->ah_setTsf64 = ar9300_freebsd_set_tsf64; ah->ah_detectCardPresent = ar9300_detect_card_present; // ah->ah_updateMibCounters = ar9300_update_mib_counters; ah->ah_getRfGain = ar9300_get_rfgain; ah->ah_getDefAntenna = ar9300_get_def_antenna; ah->ah_setDefAntenna = ar9300_set_def_antenna; ah->ah_getAntennaSwitch = ar9300_freebsd_get_antenna_switch; ah->ah_setAntennaSwitch = ar9300_freebsd_set_antenna_switch; // ah->ah_setSifsTime = ar9300_set_sifs_time; // ah->ah_getSifsTime = ar9300_get_sifs_time; ah->ah_setSlotTime = ar9300_set_slot_time; ah->ah_getSlotTime = ar9300GetSlotTime; ah->ah_getAckTimeout = ar9300_get_ack_timeout; ah->ah_setAckTimeout = ar9300_set_ack_timeout; // XXX ack/ctsrate // XXX CTS timeout ah->ah_getCTSTimeout = ar9300_freebsd_get_cts_timeout; // XXX decompmask // coverageclass ah->ah_setQuiet = ar9300_set_quiet; ah->ah_getMibCycleCounts = ar9300_freebsd_get_mib_cycle_counts; /* DFS functions */ ah->ah_enableDfs = ar9300_enable_dfs; ah->ah_getDfsThresh = ar9300_get_dfs_thresh; ah->ah_getDfsDefaultThresh = ar9300_get_default_dfs_thresh; ah->ah_procRadarEvent = ar9300_freebsd_proc_radar_event; ah->ah_isFastClockEnabled = ar9300_is_fast_clock_enabled; - ah->ah_get11nExtBusy = ar9300_get_11n_ext_busy; + ah->ah_get11nExtBusy = ar9300_get_11n_ext_busy; + ah->ah_setDfsCacTxQuiet = ar9300_cac_tx_quiet; /* Spectral Scan Functions */ ah->ah_spectralConfigure = ar9300_configure_spectral_scan; ah->ah_spectralGetConfig = ar9300_get_spectral_params; ah->ah_spectralStart = ar9300_start_spectral_scan; ah->ah_spectralStop = ar9300_stop_spectral_scan; ah->ah_spectralIsEnabled = ar9300_is_spectral_enabled; ah->ah_spectralIsActive = ar9300_is_spectral_active; /* Key cache functions */ ah->ah_getKeyCacheSize = ar9300_get_key_cache_size; ah->ah_resetKeyCacheEntry = ar9300_reset_key_cache_entry; ah->ah_isKeyCacheEntryValid = ar9300_is_key_cache_entry_valid; ah->ah_setKeyCacheEntry = ar9300_set_key_cache_entry; ah->ah_setKeyCacheEntryMac = ar9300_set_key_cache_entry_mac; /* Power management functions */ ah->ah_setPowerMode = ar9300_set_power_mode; ah->ah_getPowerMode = ar9300_get_power_mode; /* Beacon functions */ /* ah_setBeaconTimers */ ah->ah_beaconInit = ar9300_freebsd_beacon_init; ah->ah_setBeaconTimers = ar9300_beacon_set_beacon_timers; ah->ah_setStationBeaconTimers = ar9300_set_sta_beacon_timers; /* ah_resetStationBeaconTimers */ ah->ah_getNextTBTT = ar9300_get_next_tbtt; /* Interrupt functions */ ah->ah_isInterruptPending = ar9300_is_interrupt_pending; ah->ah_getPendingInterrupts = ar9300_get_pending_interrupts_freebsd; ah->ah_getInterrupts = ar9300_get_interrupts; ah->ah_setInterrupts = ar9300_set_interrupts_freebsd; /* Regulatory/internal functions */ // AH_PRIVATE(ah)->ah_getNfAdjust = ar9300_get_nf_adjust; AH_PRIVATE(ah)->ah_eepromRead = ar9300_eeprom_read_word; // AH_PRIVATE(ah)->ah_getChipPowerLimits = ar9300_get_chip_power_limits; AH_PRIVATE(ah)->ah_getWirelessModes = ar9300_get_wireless_modes; AH_PRIVATE(ah)->ah_getChannelEdges = ar9300_get_channel_edges; AH_PRIVATE(ah)->ah_eepromRead = ar9300_eeprom_read_word; /* XXX ah_eeprom */ /* XXX ah_eeversion */ /* XXX ah_eepromDetach */ /* XXX ah_eepromGet */ AH_PRIVATE(ah)->ah_eepromGet = ar9300_eeprom_get_freebsd; /* XXX ah_eepromSet */ /* XXX ah_getSpurChan */ /* XXX ah_eepromDiag */ /* 802.11n functions */ ah->ah_chainTxDesc = ar9300_freebsd_chain_tx_desc; ah->ah_setupFirstTxDesc= ar9300_freebsd_setup_first_tx_desc; ah->ah_setupLastTxDesc = ar9300_freebsd_setup_last_tx_desc; ah->ah_set11nRateScenario = ar9300_freebsd_set_11n_rate_scenario; ah->ah_set11nTxDesc = ar9300_freebsd_setup_11n_desc; ah->ah_set11nAggrFirst = ar9300_set_11n_aggr_first; ah->ah_set11nAggrMiddle = ar9300_set_11n_aggr_middle; ah->ah_set11nAggrLast = ar9300_set_11n_aggr_last; ah->ah_clr11nAggr = ar9300_clr_11n_aggr; ah->ah_set11nBurstDuration = ar9300_set_11n_burst_duration; /* ah_get11nExtBusy */ ah->ah_set11nMac2040 = ar9300_set_11n_mac2040; ah->ah_setChainMasks = ar9300SetChainMasks; /* ah_get11nRxClear */ /* ah_set11nRxClear */ /* bluetooth coexistence functions */ ah->ah_btCoexSetInfo = ar9300_set_bt_coex_info; ah->ah_btCoexSetConfig = ar9300_bt_coex_config; ah->ah_btCoexSetQcuThresh = ar9300_bt_coex_set_qcu_thresh; ah->ah_btCoexSetWeights = ar9300_bt_coex_set_weights; ah->ah_btCoexSetBmissThresh = ar9300_bt_coex_setup_bmiss_thresh; ah->ah_btCoexSetParameter = ar9300_bt_coex_set_parameter; ah->ah_btCoexDisable = ar9300_bt_coex_disable; ah->ah_btCoexEnable = ar9300_bt_coex_enable; /* MCI bluetooth functions */ if (AR_SREV_JUPITER(ah) || AR_SREV_APHRODITE(ah)) { /* * Note: these are done in attach too for now, because * at this point we haven't yet setup the mac/bb revision * values, so this code is effectively NULL. * However, I'm leaving this here so people digging * into the code (a) see the MCI bits here, and (b) * are now told they should look elsewhere for * these methods. */ ah->ah_btCoexSetWeights = ar9300_mci_bt_coex_set_weights; ah->ah_btCoexDisable = ar9300_mci_bt_coex_disable; ah->ah_btCoexEnable = ar9300_mci_bt_coex_enable; } ah->ah_btMciSetup = ar9300_mci_setup; ah->ah_btMciSendMessage = ar9300_mci_send_message; ah->ah_btMciGetInterrupt = ar9300_mci_get_interrupt; ah->ah_btMciState = ar9300_mci_state; ah->ah_btMciDetach = ar9300_mci_detach; /* LNA diversity functions */ ah->ah_divLnaConfGet = ar9300_ant_div_comb_get_config; ah->ah_divLnaConfSet = ar9300_ant_div_comb_set_config; } HAL_BOOL ar9300_reset_freebsd(struct ath_hal *ah, HAL_OPMODE opmode, struct ieee80211_channel *chan, HAL_BOOL bChannelChange, HAL_RESET_TYPE resetType, HAL_STATUS *status) { HAL_BOOL r; HAL_HT_MACMODE macmode; struct ath_hal_private *ap = AH_PRIVATE(ah); macmode = IEEE80211_IS_CHAN_HT40(chan) ? HAL_HT_MACMODE_2040 : HAL_HT_MACMODE_20; r = ar9300_reset(ah, opmode, chan, macmode, ap->ah_caps.halTxChainMask, ap->ah_caps.halRxChainMask, HAL_HT_EXTPROTSPACING_20, /* always 20Mhz channel spacing */ bChannelChange, status, AH_FALSE); /* XXX should really extend ath_hal_reset() */ return (r); } void ar9300_config_pcie_freebsd(struct ath_hal *ah, HAL_BOOL restore, HAL_BOOL powerOff) { ar9300_config_pci_power_save(ah, restore ? 1 : 0, powerOff ? 1 : 0); } /* * This is a copy from ar9300_eeprom_get(), purely because the FreeBSD * API is very silly and inconsistent. * * The AR93xx HAL doesn't call the eepromGetFlag() function, so this * only occurs for FreeBSD code. * * When I fix this particular API, I'll undo this. */ HAL_STATUS ar9300_eeprom_get_freebsd(struct ath_hal *ah, int param, void *val) { switch (param) { case AR_EEP_FSTCLK_5G: return HAL_OK; default: ath_hal_printf(ah, "%s: called, param=%d\n", __func__, param); return HAL_EIO; } } HAL_BOOL ar9300_stop_tx_dma_freebsd(struct ath_hal *ah, u_int q) { return ar9300_stop_tx_dma(ah, q, 1000); } void ar9300_ani_poll_freebsd(struct ath_hal *ah, const struct ieee80211_channel *chan) { HAL_NODE_STATS stats; HAL_ANISTATS anistats; HAL_SURVEY_SAMPLE survey; OS_MEMZERO(&stats, sizeof(stats)); OS_MEMZERO(&anistats, sizeof(anistats)); OS_MEMZERO(&survey, sizeof(survey)); ar9300_ani_ar_poll(ah, &stats, chan, &anistats); /* * If ANI stats are valid, use them to update the * channel survey. */ if (anistats.valid) { survey.cycle_count = anistats.cyclecnt_diff; survey.chan_busy = anistats.rxclr_cnt; survey.ext_chan_busy = anistats.extrxclr_cnt; survey.tx_busy = anistats.txframecnt_diff; survey.rx_busy = anistats.rxframecnt_diff; ath_hal_survey_add_sample(ah, &survey); } } /* * Setup the configuration parameters in the style the AR9300 HAL * wants. */ void ar9300_config_defaults_freebsd(struct ath_hal *ah, HAL_OPS_CONFIG *ah_config) { /* Until FreeBSD's HAL does this by default - just copy */ OS_MEMCPY(&ah->ah_config, ah_config, sizeof(HAL_OPS_CONFIG)); ah->ah_config.ath_hal_enable_ani = AH_TRUE; } HAL_BOOL ar9300_stop_dma_receive_freebsd(struct ath_hal *ah) { return ar9300_stop_dma_receive(ah, 1000); } HAL_BOOL ar9300_get_pending_interrupts_freebsd(struct ath_hal *ah, HAL_INT *masked) { /* Non-MSI, so no MSI vector; and 'nortc' = 0 */ return ar9300_get_pending_interrupts(ah, masked, HAL_INT_LINE, 0, 0); } HAL_INT ar9300_set_interrupts_freebsd(struct ath_hal *ah, HAL_INT ints) { /* nortc = 0 */ return ar9300_set_interrupts(ah, ints, 0); } HAL_BOOL ar9300_per_calibration_freebsd(struct ath_hal *ah, struct ieee80211_channel *chan, u_int rxchainmask, HAL_BOOL long_cal, HAL_BOOL *isCalDone) { /* XXX fake scheduled calibrations for now */ u_int32_t sched_cals = 0xfffffff; return ar9300_calibration(ah, chan, AH_PRIVATE(ah)->ah_caps.halRxChainMask, long_cal, isCalDone, 0, /* is_scan */ &sched_cals); } HAL_BOOL ar9300_reset_cal_valid_freebsd(struct ath_hal *ah, const struct ieee80211_channel *chan) { HAL_BOOL is_cal_done = AH_TRUE; ar9300_reset_cal_valid(ah, chan, &is_cal_done, 0xffffffff); return (is_cal_done); } void ar9300_start_pcu_receive_freebsd(struct ath_hal *ah) { /* is_scanning flag == NULL */ ar9300_start_pcu_receive(ah, AH_FALSE); } /* * FreeBSD will just pass in the descriptor value as 'pa'. * The Atheros HAL treats 'pa' as the physical address of the RX * descriptor and 'bufaddr' as the physical address of the RX buffer. * I'm not sure why they didn't collapse them - the AR9300 RX descriptor * routine doesn't check 'pa'. */ HAL_STATUS ar9300_proc_rx_desc_freebsd(struct ath_hal *ah, struct ath_desc *ds, uint32_t pa, struct ath_desc *ds_next, uint64_t tsf, struct ath_rx_status *rxs) { return (ar9300_proc_rx_desc_fast(ah, ds, 0, ds_next, rxs, (void *) ds)); } void ar9300_ani_rxmonitor_freebsd(struct ath_hal *ah, const HAL_NODE_STATS *stats, const struct ieee80211_channel *chan) { } void ar9300_freebsd_get_desc_link(struct ath_hal *ah, void *ds, uint32_t *link) { struct ar9300_txc *ads = AR9300TXC(ds); (*link) = ads->ds_link; } /* * TX descriptor field setting wrappers - eek. */ HAL_BOOL ar9300_freebsd_setup_tx_desc(struct ath_hal *ah, struct ath_desc *ds, u_int pktLen, u_int hdrLen, HAL_PKT_TYPE type, u_int txPower, u_int txRate0, u_int txTries0, u_int keyIx, u_int antMode, u_int flags, u_int rtsctsRate, u_int rtsCtsDuration, u_int compicvLen, u_int compivLen, u_int comp) { struct ath_hal_9300 *ahp = AH9300(ah); HAL_KEY_TYPE keyType = 0; /* XXX No padding */ if (keyIx != HAL_TXKEYIX_INVALID) keyType = ahp->ah_keytype[keyIx]; /* XXX bounds check keyix */ ar9300_set_11n_tx_desc(ah, ds, pktLen, type, txPower, keyIx, keyType, flags); return AH_TRUE; } HAL_BOOL ar9300_freebsd_setup_x_tx_desc(struct ath_hal *ah, struct ath_desc *ds, u_int txRate1, u_int txTries1, u_int txRate2, u_int txTries2, u_int txRate3, u_int txTries3) { #if 0 ath_hal_printf(ah, "%s: called, 0x%x/%d, 0x%x/%d, 0x%x/%d\n", __func__, txRate1, txTries1, txRate2, txTries2, txRate3, txTries3); #endif /* XXX should only be called during probe */ return (AH_TRUE); } HAL_BOOL ar9300_freebsd_fill_tx_desc(struct ath_hal *ah, struct ath_desc *ds, HAL_DMA_ADDR *bufListPtr, uint32_t *segLenPtr, u_int descId, u_int qid, HAL_BOOL firstSeg, HAL_BOOL lastSeg, const struct ath_desc *ds0) { HAL_KEY_TYPE keyType = 0; const struct ar9300_txc *ads = AR9300TXC_CONST(ds0); /* * FreeBSD's HAL doesn't pass the keytype to fill_tx_desc(); * it's copied as part of the descriptor chaining. * * So, extract it from ds0. */ keyType = MS(ads->ds_ctl17, AR_encr_type); return ar9300_fill_tx_desc(ah, ds, bufListPtr, segLenPtr, descId, qid, keyType, firstSeg, lastSeg, ds0); } HAL_BOOL ar9300_freebsd_get_tx_completion_rates(struct ath_hal *ah, const struct ath_desc *ds0, int *rates, int *tries) { ath_hal_printf(ah, "%s: called\n", __func__); return AH_FALSE; /* XXX for now */ } /* * 802.11n TX descriptor wrappers */ void ar9300_freebsd_set_11n_rate_scenario(struct ath_hal *ah, struct ath_desc *ds, u_int durUpdateEn, u_int rtsctsRate, HAL_11N_RATE_SERIES series[], u_int nseries, u_int flags) { /* lastds=NULL, rtscts_duration is 0, smart antenna is 0 */ ar9300_set_11n_rate_scenario(ah, (void *) ds, (void *)ds, durUpdateEn, rtsctsRate, 0, series, nseries, flags, 0); } /* chaintxdesc */ HAL_BOOL ar9300_freebsd_chain_tx_desc(struct ath_hal *ah, struct ath_desc *ds, HAL_DMA_ADDR *bufLenList, uint32_t *segLenList, u_int pktLen, u_int hdrLen, HAL_PKT_TYPE type, u_int keyIx, HAL_CIPHER cipher, uint8_t numDelims, HAL_BOOL firstSeg, HAL_BOOL lastSeg, HAL_BOOL lastAggr) { ath_hal_printf(ah, "%s: called\n", __func__); return AH_FALSE; } /* setupfirsttxdesc */ HAL_BOOL ar9300_freebsd_setup_first_tx_desc(struct ath_hal *ah, struct ath_desc *ds, u_int aggrLen, u_int flags, u_int txPower, u_int txRate0, u_int txTries0, u_int antMode, u_int rtsctsRate, u_int rtsctsDuration) { ath_hal_printf(ah, "%s: called\n", __func__); return AH_FALSE; } /* setuplasttxdesc */ /* * This gets called but for now let's not log anything; * it's only used to update the rate control information. */ HAL_BOOL ar9300_freebsd_setup_last_tx_desc(struct ath_hal *ah, struct ath_desc *ds, const struct ath_desc *ds0) { // ath_hal_printf(ah, "%s: called\n", __func__); return AH_FALSE; } void ar9300_freebsd_setup_11n_desc(struct ath_hal *ah, void *ds, u_int pktLen, HAL_PKT_TYPE type, u_int txPower, u_int keyIx, u_int flags) { ath_hal_printf(ah, "%s: called\n", __func__); #if 0 struct ath_hal_9300 *ahp = AH9300(ah); HAL_KEY_TYPE keyType = 0; /* XXX No padding */ if (keyIx != HAL_TXKEYIX_INVALID) keyType = ahp->ah_keytype[keyIx]; /* XXX bounds check keyix */ ar9300_set_11n_tx_desc(ah, ds, pktLen, type, txPower, keyIx, keyType, flags); #endif } HAL_STATUS ar9300_freebsd_proc_tx_desc(struct ath_hal *ah, struct ath_desc *ds, struct ath_tx_status *ts) { return ar9300_proc_tx_desc(ah, ts); } void ar9300_freebsd_beacon_init(struct ath_hal *ah, uint32_t next_beacon, uint32_t beacon_period) { ar9300_beacon_init(ah, next_beacon, beacon_period, 0, AH_PRIVATE(ah)->ah_opmode); } HAL_BOOL ar9300_freebsd_get_mib_cycle_counts(struct ath_hal *ah, HAL_SURVEY_SAMPLE *hs) { return (AH_FALSE); } /* * Clear multicast filter by index - from FreeBSD ar5212_recv.c */ static HAL_BOOL ar9300ClrMulticastFilterIndex(struct ath_hal *ah, uint32_t ix) { uint32_t val; if (ix >= 64) return (AH_FALSE); if (ix >= 32) { val = OS_REG_READ(ah, AR_MCAST_FIL1); OS_REG_WRITE(ah, AR_MCAST_FIL1, (val &~ (1<<(ix-32)))); } else { val = OS_REG_READ(ah, AR_MCAST_FIL0); OS_REG_WRITE(ah, AR_MCAST_FIL0, (val &~ (1<= 64) return (AH_FALSE); if (ix >= 32) { val = OS_REG_READ(ah, AR_MCAST_FIL1); OS_REG_WRITE(ah, AR_MCAST_FIL1, (val | (1<<(ix-32)))); } else { val = OS_REG_READ(ah, AR_MCAST_FIL0); OS_REG_WRITE(ah, AR_MCAST_FIL0, (val | (1<bt_nexttbtt)); OS_REG_WRITE(ah, AR_NEXT_DMA_BEACON_ALERT, ONE_EIGHTH_TU_TO_USEC(bt->bt_nextdba)); OS_REG_WRITE(ah, AR_NEXT_SWBA, ONE_EIGHTH_TU_TO_USEC(bt->bt_nextswba)); OS_REG_WRITE(ah, AR_NEXT_NDP_TIMER, TU_TO_USEC(bt->bt_nextatim)); bperiod = TU_TO_USEC(bt->bt_intval & HAL_BEACON_PERIOD); AH9300(ah)->ah_beaconInterval = bt->bt_intval & HAL_BEACON_PERIOD; OS_REG_WRITE(ah, AR_BEACON_PERIOD, bperiod); OS_REG_WRITE(ah, AR_DMA_BEACON_PERIOD, bperiod); OS_REG_WRITE(ah, AR_SWBA_PERIOD, bperiod); OS_REG_WRITE(ah, AR_NDP_PERIOD, bperiod); /* * Reset TSF if required. */ if (bt->bt_intval & HAL_BEACON_RESET_TSF) ar9300_reset_tsf(ah); /* enable timers */ /* NB: flags == 0 handled specially for backwards compatibility */ OS_REG_SET_BIT(ah, AR_TIMER_MODE, bt->bt_flags != 0 ? bt->bt_flags : AR_TBTT_TIMER_EN | AR_DBA_TIMER_EN | AR_SWBA_TIMER_EN); } /* * RF attach stubs */ static HAL_BOOL rf9330_attach(struct ath_hal *ah, HAL_STATUS *status) { (*status) = HAL_EINVAL; return (AH_FALSE); } static HAL_BOOL rf9330_probe(struct ath_hal *ah) { return (AH_FALSE); } AH_RF(RF9330, rf9330_probe, rf9330_attach); Index: head/sys/contrib/dev/ath/ath_hal/ar9300/ar9300_misc.c =================================================================== --- head/sys/contrib/dev/ath/ath_hal/ar9300/ar9300_misc.c (revision 313135) +++ head/sys/contrib/dev/ath/ath_hal/ar9300/ar9300_misc.c (revision 313136) @@ -1,3925 +1,3926 @@ /* * Copyright (c) 2013 Qualcomm Atheros, Inc. * * Permission to use, copy, modify, and/or distribute this software for any * purpose with or without fee is hereby granted, provided that the above * copyright notice and this permission notice appear in all copies. * * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH * REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY * AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, * INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR * OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR * PERFORMANCE OF THIS SOFTWARE. */ #include "opt_ah.h" #include "ah.h" #include "ah_internal.h" #include "ah_devid.h" #ifdef AH_DEBUG #include "ah_desc.h" /* NB: for HAL_PHYERR* */ #endif #include "ar9300/ar9300.h" #include "ar9300/ar9300reg.h" #include "ar9300/ar9300phy.h" #include "ar9300/ar9300desc.h" static u_int32_t ar9300_read_loc_timer(struct ath_hal *ah); void ar9300_get_hw_hangs(struct ath_hal *ah, hal_hw_hangs_t *hangs) { struct ath_hal_9300 *ahp = AH9300(ah); *hangs = 0; if (ar9300_get_capability(ah, HAL_CAP_BB_RIFS_HANG, 0, AH_NULL) == HAL_OK) { *hangs |= HAL_RIFS_BB_HANG_WAR; } if (ar9300_get_capability(ah, HAL_CAP_BB_DFS_HANG, 0, AH_NULL) == HAL_OK) { *hangs |= HAL_DFS_BB_HANG_WAR; } if (ar9300_get_capability(ah, HAL_CAP_BB_RX_CLEAR_STUCK_HANG, 0, AH_NULL) == HAL_OK) { *hangs |= HAL_RX_STUCK_LOW_BB_HANG_WAR; } if (ar9300_get_capability(ah, HAL_CAP_MAC_HANG, 0, AH_NULL) == HAL_OK) { *hangs |= HAL_MAC_HANG_WAR; } if (ar9300_get_capability(ah, HAL_CAP_PHYRESTART_CLR_WAR, 0, AH_NULL) == HAL_OK) { *hangs |= HAL_PHYRESTART_CLR_WAR; } ahp->ah_hang_wars = *hangs; } /* * XXX FreeBSD: the HAL version of ath_hal_mac_usec() knows about * HT20, HT40, fast-clock, turbo mode, etc. */ static u_int ar9300_mac_to_usec(struct ath_hal *ah, u_int clks) { #if 0 const struct ieee80211_channel *chan = AH_PRIVATE(ah)->ah_curchan; if (chan && IEEE80211_IS_CHAN_HT40(chan)) { return (ath_hal_mac_usec(ah, clks) / 2); } else { return (ath_hal_mac_usec(ah, clks)); } #endif return (ath_hal_mac_usec(ah, clks)); } u_int ar9300_mac_to_clks(struct ath_hal *ah, u_int usecs) { #if 0 const struct ieee80211_channel *chan = AH_PRIVATE(ah)->ah_curchan; if (chan && IEEE80211_IS_CHAN_HT40(chan)) { return (ath_hal_mac_clks(ah, usecs) * 2); } else { return (ath_hal_mac_clks(ah, usecs)); } #endif return (ath_hal_mac_clks(ah, usecs)); } void ar9300_get_mac_address(struct ath_hal *ah, u_int8_t *mac) { struct ath_hal_9300 *ahp = AH9300(ah); OS_MEMCPY(mac, ahp->ah_macaddr, IEEE80211_ADDR_LEN); } HAL_BOOL ar9300_set_mac_address(struct ath_hal *ah, const u_int8_t *mac) { struct ath_hal_9300 *ahp = AH9300(ah); OS_MEMCPY(ahp->ah_macaddr, mac, IEEE80211_ADDR_LEN); return AH_TRUE; } void ar9300_get_bss_id_mask(struct ath_hal *ah, u_int8_t *mask) { struct ath_hal_9300 *ahp = AH9300(ah); OS_MEMCPY(mask, ahp->ah_bssid_mask, IEEE80211_ADDR_LEN); } HAL_BOOL ar9300_set_bss_id_mask(struct ath_hal *ah, const u_int8_t *mask) { struct ath_hal_9300 *ahp = AH9300(ah); /* save it since it must be rewritten on reset */ OS_MEMCPY(ahp->ah_bssid_mask, mask, IEEE80211_ADDR_LEN); OS_REG_WRITE(ah, AR_BSSMSKL, LE_READ_4(ahp->ah_bssid_mask)); OS_REG_WRITE(ah, AR_BSSMSKU, LE_READ_2(ahp->ah_bssid_mask + 4)); return AH_TRUE; } /* * Attempt to change the cards operating regulatory domain to the given value * Returns: A_EINVAL for an unsupported regulatory domain. * A_HARDWARE for an unwritable EEPROM or bad EEPROM version */ HAL_BOOL ar9300_set_regulatory_domain(struct ath_hal *ah, u_int16_t reg_domain, HAL_STATUS *status) { HAL_STATUS ecode; if (AH_PRIVATE(ah)->ah_currentRD == 0) { AH_PRIVATE(ah)->ah_currentRD = reg_domain; return AH_TRUE; } ecode = HAL_EIO; #if 0 bad: #endif if (status) { *status = ecode; } return AH_FALSE; } /* * Return the wireless modes (a,b,g,t) supported by hardware. * * This value is what is actually supported by the hardware * and is unaffected by regulatory/country code settings. * */ u_int ar9300_get_wireless_modes(struct ath_hal *ah) { return AH_PRIVATE(ah)->ah_caps.halWirelessModes; } /* * Set the interrupt and GPIO values so the ISR can disable RF * on a switch signal. Assumes GPIO port and interrupt polarity * are set prior to call. */ void ar9300_enable_rf_kill(struct ath_hal *ah) { /* TODO - can this really be above the hal on the GPIO interface for * TODO - the client only? */ struct ath_hal_9300 *ahp = AH9300(ah); if (AR_SREV_JUPITER(ah) || AR_SREV_APHRODITE(ah)) { /* Check RF kill GPIO before set/clear RFSILENT bits. */ if (ar9300_gpio_get(ah, ahp->ah_gpio_select) == ahp->ah_polarity) { OS_REG_SET_BIT(ah, AR_HOSTIF_REG(ah, AR_RFSILENT), AR_RFSILENT_FORCE); OS_REG_SET_BIT(ah, AR_PHY_TEST, RFSILENT_BB); } else { OS_REG_CLR_BIT(ah, AR_HOSTIF_REG(ah, AR_RFSILENT), AR_RFSILENT_FORCE); OS_REG_CLR_BIT(ah, AR_PHY_TEST, RFSILENT_BB); } } else { /* Connect rfsilent_bb_l to baseband */ OS_REG_SET_BIT(ah, AR_HOSTIF_REG(ah, AR_GPIO_INPUT_EN_VAL), AR_GPIO_INPUT_EN_VAL_RFSILENT_BB); /* Set input mux for rfsilent_bb_l to GPIO #0 */ OS_REG_CLR_BIT(ah, AR_HOSTIF_REG(ah, AR_GPIO_INPUT_MUX2), AR_GPIO_INPUT_MUX2_RFSILENT); OS_REG_SET_BIT(ah, AR_HOSTIF_REG(ah, AR_GPIO_INPUT_MUX2), (ahp->ah_gpio_select & 0x0f) << 4); /* * Configure the desired GPIO port for input and * enable baseband rf silence */ ath_hal_gpioCfgInput(ah, ahp->ah_gpio_select); OS_REG_SET_BIT(ah, AR_PHY_TEST, RFSILENT_BB); } /* * If radio disable switch connection to GPIO bit x is enabled * program GPIO interrupt. * If rfkill bit on eeprom is 1, setupeeprommap routine has already * verified that it is a later version of eeprom, it has a place for * rfkill bit and it is set to 1, indicating that GPIO bit x hardware * connection is present. */ /* * RFKill uses polling not interrupt, * disable interrupt to avoid Eee PC 2.6.21.4 hang up issue */ if (ath_hal_hasrfkill_int(ah)) { if (ahp->ah_gpio_bit == ar9300_gpio_get(ah, ahp->ah_gpio_select)) { /* switch already closed, set to interrupt upon open */ ar9300_gpio_set_intr(ah, ahp->ah_gpio_select, !ahp->ah_gpio_bit); } else { ar9300_gpio_set_intr(ah, ahp->ah_gpio_select, ahp->ah_gpio_bit); } } } /* * Change the LED blinking pattern to correspond to the connectivity */ void ar9300_set_led_state(struct ath_hal *ah, HAL_LED_STATE state) { static const u_int32_t ledbits[8] = { AR_CFG_LED_ASSOC_NONE, /* HAL_LED_RESET */ AR_CFG_LED_ASSOC_PENDING, /* HAL_LED_INIT */ AR_CFG_LED_ASSOC_PENDING, /* HAL_LED_READY */ AR_CFG_LED_ASSOC_PENDING, /* HAL_LED_SCAN */ AR_CFG_LED_ASSOC_PENDING, /* HAL_LED_AUTH */ AR_CFG_LED_ASSOC_ACTIVE, /* HAL_LED_ASSOC */ AR_CFG_LED_ASSOC_ACTIVE, /* HAL_LED_RUN */ AR_CFG_LED_ASSOC_NONE, }; OS_REG_RMW_FIELD(ah, AR_CFG_LED, AR_CFG_LED_ASSOC_CTL, ledbits[state]); } /* * Sets the Power LED on the cardbus without affecting the Network LED. */ void ar9300_set_power_led_state(struct ath_hal *ah, u_int8_t enabled) { u_int32_t val; val = enabled ? AR_CFG_LED_MODE_POWER_ON : AR_CFG_LED_MODE_POWER_OFF; OS_REG_RMW_FIELD(ah, AR_CFG_LED, AR_CFG_LED_POWER, val); } /* * Sets the Network LED on the cardbus without affecting the Power LED. */ void ar9300_set_network_led_state(struct ath_hal *ah, u_int8_t enabled) { u_int32_t val; val = enabled ? AR_CFG_LED_MODE_NETWORK_ON : AR_CFG_LED_MODE_NETWORK_OFF; OS_REG_RMW_FIELD(ah, AR_CFG_LED, AR_CFG_LED_NETWORK, val); } /* * Change association related fields programmed into the hardware. * Writing a valid BSSID to the hardware effectively enables the hardware * to synchronize its TSF to the correct beacons and receive frames coming * from that BSSID. It is called by the SME JOIN operation. */ void ar9300_write_associd(struct ath_hal *ah, const u_int8_t *bssid, u_int16_t assoc_id) { struct ath_hal_9300 *ahp = AH9300(ah); /* save bssid and assoc_id for restore on reset */ OS_MEMCPY(ahp->ah_bssid, bssid, IEEE80211_ADDR_LEN); ahp->ah_assoc_id = assoc_id; OS_REG_WRITE(ah, AR_BSS_ID0, LE_READ_4(ahp->ah_bssid)); OS_REG_WRITE(ah, AR_BSS_ID1, LE_READ_2(ahp->ah_bssid + 4) | ((assoc_id & 0x3fff) << AR_BSS_ID1_AID_S)); } /* * Get the current hardware tsf for stamlme */ u_int64_t ar9300_get_tsf64(struct ath_hal *ah) { u_int64_t tsf; /* XXX sync multi-word read? */ tsf = OS_REG_READ(ah, AR_TSF_U32); tsf = (tsf << 32) | OS_REG_READ(ah, AR_TSF_L32); return tsf; } void ar9300_set_tsf64(struct ath_hal *ah, u_int64_t tsf) { OS_REG_WRITE(ah, AR_TSF_L32, (tsf & 0xffffffff)); OS_REG_WRITE(ah, AR_TSF_U32, ((tsf >> 32) & 0xffffffff)); } /* * Get the current hardware tsf for stamlme */ u_int32_t ar9300_get_tsf32(struct ath_hal *ah) { return OS_REG_READ(ah, AR_TSF_L32); } u_int32_t ar9300_get_tsf2_32(struct ath_hal *ah) { return OS_REG_READ(ah, AR_TSF2_L32); } /* * Reset the current hardware tsf for stamlme. */ void ar9300_reset_tsf(struct ath_hal *ah) { int count; count = 0; while (OS_REG_READ(ah, AR_SLP32_MODE) & AR_SLP32_TSF_WRITE_STATUS) { count++; if (count > 10) { HALDEBUG(ah, HAL_DEBUG_RESET, "%s: AR_SLP32_TSF_WRITE_STATUS limit exceeded\n", __func__); break; } OS_DELAY(10); } OS_REG_WRITE(ah, AR_RESET_TSF, AR_RESET_TSF_ONCE); } /* * Set or clear hardware basic rate bit * Set hardware basic rate set if basic rate is found * and basic rate is equal or less than 2Mbps */ void ar9300_set_basic_rate(struct ath_hal *ah, HAL_RATE_SET *rs) { const struct ieee80211_channel *chan = AH_PRIVATE(ah)->ah_curchan; u_int32_t reg; u_int8_t xset; int i; if (chan == AH_NULL || !IEEE80211_IS_CHAN_CCK(chan)) { return; } xset = 0; for (i = 0; i < rs->rs_count; i++) { u_int8_t rset = rs->rs_rates[i]; /* Basic rate defined? */ if ((rset & 0x80) && (rset &= 0x7f) >= xset) { xset = rset; } } /* * Set the h/w bit to reflect whether or not the basic * rate is found to be equal or less than 2Mbps. */ reg = OS_REG_READ(ah, AR_STA_ID1); if (xset && xset / 2 <= 2) { OS_REG_WRITE(ah, AR_STA_ID1, reg | AR_STA_ID1_BASE_RATE_11B); } else { OS_REG_WRITE(ah, AR_STA_ID1, reg &~ AR_STA_ID1_BASE_RATE_11B); } } /* * Grab a semi-random value from hardware registers - may not * change often */ u_int32_t ar9300_get_random_seed(struct ath_hal *ah) { u_int32_t nf; nf = (OS_REG_READ(ah, AR_PHY(25)) >> 19) & 0x1ff; if (nf & 0x100) { nf = 0 - ((nf ^ 0x1ff) + 1); } return (OS_REG_READ(ah, AR_TSF_U32) ^ OS_REG_READ(ah, AR_TSF_L32) ^ nf); } /* * Detect if our card is present */ HAL_BOOL ar9300_detect_card_present(struct ath_hal *ah) { u_int16_t mac_version, mac_rev; u_int32_t v; /* * Read the Silicon Revision register and compare that * to what we read at attach time. If the same, we say * a card/device is present. */ v = OS_REG_READ(ah, AR_HOSTIF_REG(ah, AR_SREV)) & AR_SREV_ID; if (v == 0xFF) { /* new SREV format */ v = OS_REG_READ(ah, AR_HOSTIF_REG(ah, AR_SREV)); /* * Include 6-bit Chip Type (masked to 0) to differentiate * from pre-Sowl versions */ mac_version = (v & AR_SREV_VERSION2) >> AR_SREV_TYPE2_S; mac_rev = MS(v, AR_SREV_REVISION2); } else { mac_version = MS(v, AR_SREV_VERSION); mac_rev = v & AR_SREV_REVISION; } return (AH_PRIVATE(ah)->ah_macVersion == mac_version && AH_PRIVATE(ah)->ah_macRev == mac_rev); } /* * Update MIB Counters */ void ar9300_update_mib_mac_stats(struct ath_hal *ah) { struct ath_hal_9300 *ahp = AH9300(ah); HAL_MIB_STATS* stats = &ahp->ah_stats.ast_mibstats; stats->ackrcv_bad += OS_REG_READ(ah, AR_ACK_FAIL); stats->rts_bad += OS_REG_READ(ah, AR_RTS_FAIL); stats->fcs_bad += OS_REG_READ(ah, AR_FCS_FAIL); stats->rts_good += OS_REG_READ(ah, AR_RTS_OK); stats->beacons += OS_REG_READ(ah, AR_BEACON_CNT); } void ar9300_get_mib_mac_stats(struct ath_hal *ah, HAL_MIB_STATS* stats) { struct ath_hal_9300 *ahp = AH9300(ah); HAL_MIB_STATS* istats = &ahp->ah_stats.ast_mibstats; stats->ackrcv_bad = istats->ackrcv_bad; stats->rts_bad = istats->rts_bad; stats->fcs_bad = istats->fcs_bad; stats->rts_good = istats->rts_good; stats->beacons = istats->beacons; } /* * Detect if the HW supports spreading a CCK signal on channel 14 */ HAL_BOOL ar9300_is_japan_channel_spread_supported(struct ath_hal *ah) { return AH_TRUE; } /* * Get the rssi of frame curently being received. */ u_int32_t ar9300_get_cur_rssi(struct ath_hal *ah) { /* XXX return (OS_REG_READ(ah, AR_PHY_CURRENT_RSSI) & 0xff); */ /* get combined RSSI */ return (OS_REG_READ(ah, AR_PHY_RSSI_3) & 0xff); } #if ATH_GEN_RANDOMNESS /* * Get the rssi value from BB on ctl chain0. */ u_int32_t ar9300_get_rssi_chain0(struct ath_hal *ah) { /* get ctl chain0 RSSI */ return OS_REG_READ(ah, AR_PHY_RSSI_0) & 0xff; } #endif u_int ar9300_get_def_antenna(struct ath_hal *ah) { return (OS_REG_READ(ah, AR_DEF_ANTENNA) & 0x7); } /* Setup coverage class */ void ar9300_set_coverage_class(struct ath_hal *ah, u_int8_t coverageclass, int now) { } void ar9300_set_def_antenna(struct ath_hal *ah, u_int antenna) { OS_REG_WRITE(ah, AR_DEF_ANTENNA, (antenna & 0x7)); } HAL_BOOL ar9300_set_antenna_switch(struct ath_hal *ah, HAL_ANT_SETTING settings, const struct ieee80211_channel *chan, u_int8_t *tx_chainmask, u_int8_t *rx_chainmask, u_int8_t *antenna_cfgd) { struct ath_hal_9300 *ahp = AH9300(ah); /* * Owl does not support diversity or changing antennas. * * Instead this API and function are defined differently for AR9300. * To support Tablet PC's, this interface allows the system * to dramatically reduce the TX power on a particular chain. * * Based on the value of (redefined) diversity_control, the * reset code will decrease power on chain 0 or chain 1/2. * * Based on the value of bit 0 of antenna_switch_swap, * the mapping between OID call and chain is defined as: * 0: map A -> 0, B -> 1; * 1: map A -> 1, B -> 0; * * NOTE: * The devices that use this OID should use a tx_chain_mask and * tx_chain_select_legacy setting of 5 or 3 if ANTENNA_FIXED_B is * used in order to ensure an active transmit antenna. This * API will allow the host to turn off the only transmitting * antenna to ensure the antenna closest to the user's body is * powered-down. */ /* * Set antenna control for use during reset sequence by * ar9300_decrease_chain_power() */ ahp->ah_diversity_control = settings; return AH_TRUE; } HAL_BOOL ar9300_is_sleep_after_beacon_broken(struct ath_hal *ah) { return AH_TRUE; } HAL_BOOL ar9300_set_slot_time(struct ath_hal *ah, u_int us) { struct ath_hal_9300 *ahp = AH9300(ah); if (us < HAL_SLOT_TIME_9 || us > ar9300_mac_to_usec(ah, 0xffff)) { HALDEBUG(ah, HAL_DEBUG_RESET, "%s: bad slot time %u\n", __func__, us); ahp->ah_slot_time = (u_int) -1; /* restore default handling */ return AH_FALSE; } else { /* convert to system clocks */ OS_REG_WRITE(ah, AR_D_GBL_IFS_SLOT, ar9300_mac_to_clks(ah, us)); ahp->ah_slot_time = us; return AH_TRUE; } } HAL_BOOL ar9300_set_ack_timeout(struct ath_hal *ah, u_int us) { struct ath_hal_9300 *ahp = AH9300(ah); if (us > ar9300_mac_to_usec(ah, MS(0xffffffff, AR_TIME_OUT_ACK))) { HALDEBUG(ah, HAL_DEBUG_RESET, "%s: bad ack timeout %u\n", __func__, us); ahp->ah_ack_timeout = (u_int) -1; /* restore default handling */ return AH_FALSE; } else { /* convert to system clocks */ OS_REG_RMW_FIELD(ah, AR_TIME_OUT, AR_TIME_OUT_ACK, ar9300_mac_to_clks(ah, us)); ahp->ah_ack_timeout = us; return AH_TRUE; } } u_int ar9300_get_ack_timeout(struct ath_hal *ah) { u_int clks = MS(OS_REG_READ(ah, AR_TIME_OUT), AR_TIME_OUT_ACK); return ar9300_mac_to_usec(ah, clks); /* convert from system clocks */ } HAL_STATUS ar9300_set_quiet(struct ath_hal *ah, u_int32_t period, u_int32_t duration, u_int32_t next_start, HAL_QUIET_FLAG flag) { #define TU_TO_USEC(_tu) ((_tu) << 10) HAL_STATUS status = HAL_EIO; u_int32_t tsf = 0, j, next_start_us = 0; if (flag & HAL_QUIET_ENABLE) { for (j = 0; j < 2; j++) { next_start_us = TU_TO_USEC(next_start); tsf = OS_REG_READ(ah, AR_TSF_L32); if ((!next_start) || (flag & HAL_QUIET_ADD_CURRENT_TSF)) { next_start_us += tsf; } if (flag & HAL_QUIET_ADD_SWBA_RESP_TIME) { next_start_us += ah->ah_config.ah_sw_beacon_response_time; } OS_REG_RMW_FIELD(ah, AR_QUIET1, AR_QUIET1_QUIET_ACK_CTS_ENABLE, 1); OS_REG_WRITE(ah, AR_QUIET2, SM(duration, AR_QUIET2_QUIET_DUR)); OS_REG_WRITE(ah, AR_QUIET_PERIOD, TU_TO_USEC(period)); OS_REG_WRITE(ah, AR_NEXT_QUIET_TIMER, next_start_us); OS_REG_SET_BIT(ah, AR_TIMER_MODE, AR_QUIET_TIMER_EN); if ((OS_REG_READ(ah, AR_TSF_L32) >> 10) == tsf >> 10) { status = HAL_OK; break; } HALDEBUG(ah, HAL_DEBUG_QUEUE, "%s: TSF have moved " "while trying to set quiet time TSF: 0x%08x\n", __func__, tsf); /* TSF shouldn't count twice or reg access is taking forever */ HALASSERT(j < 1); } } else { OS_REG_CLR_BIT(ah, AR_TIMER_MODE, AR_QUIET_TIMER_EN); status = HAL_OK; } return status; #undef TU_TO_USEC } -#ifdef ATH_SUPPORT_DFS + +//#ifdef ATH_SUPPORT_DFS void ar9300_cac_tx_quiet(struct ath_hal *ah, HAL_BOOL enable) { - u32 reg1, reg2; + uint32_t reg1, reg2; reg1 = OS_REG_READ(ah, AR_MAC_PCU_OFFSET(MAC_PCU_MISC_MODE)); reg2 = OS_REG_READ(ah, AR_MAC_PCU_OFFSET(MAC_PCU_QUIET_TIME_1)); AH9300(ah)->ah_cac_quiet_enabled = enable; if (enable) { OS_REG_WRITE(ah, AR_MAC_PCU_OFFSET(MAC_PCU_MISC_MODE), reg1 | AR_PCU_FORCE_QUIET_COLL); OS_REG_WRITE(ah, AR_MAC_PCU_OFFSET(MAC_PCU_QUIET_TIME_1), reg2 & ~AR_QUIET1_QUIET_ACK_CTS_ENABLE); } else { OS_REG_WRITE(ah, AR_MAC_PCU_OFFSET(MAC_PCU_MISC_MODE), reg1 & ~AR_PCU_FORCE_QUIET_COLL); OS_REG_WRITE(ah, AR_MAC_PCU_OFFSET(MAC_PCU_QUIET_TIME_1), reg2 | AR_QUIET1_QUIET_ACK_CTS_ENABLE); } } -#endif /* ATH_SUPPORT_DFS */ +//#endif /* ATH_SUPPORT_DFS */ void ar9300_set_pcu_config(struct ath_hal *ah) { ar9300_set_operating_mode(ah, AH_PRIVATE(ah)->ah_opmode); } HAL_STATUS ar9300_get_capability(struct ath_hal *ah, HAL_CAPABILITY_TYPE type, u_int32_t capability, u_int32_t *result) { struct ath_hal_9300 *ahp = AH9300(ah); const HAL_CAPABILITIES *p_cap = &AH_PRIVATE(ah)->ah_caps; struct ar9300_ani_state *ani; switch (type) { case HAL_CAP_CIPHER: /* cipher handled in hardware */ switch (capability) { case HAL_CIPHER_AES_CCM: case HAL_CIPHER_AES_OCB: case HAL_CIPHER_TKIP: case HAL_CIPHER_WEP: case HAL_CIPHER_MIC: case HAL_CIPHER_CLR: return HAL_OK; default: return HAL_ENOTSUPP; } case HAL_CAP_TKIP_MIC: /* handle TKIP MIC in hardware */ switch (capability) { case 0: /* hardware capability */ return HAL_OK; case 1: return (ahp->ah_sta_id1_defaults & AR_STA_ID1_CRPT_MIC_ENABLE) ? HAL_OK : HAL_ENXIO; default: return HAL_ENOTSUPP; } case HAL_CAP_TKIP_SPLIT: /* hardware TKIP uses split keys */ switch (capability) { case 0: /* hardware capability */ return p_cap->halTkipMicTxRxKeySupport ? HAL_ENXIO : HAL_OK; case 1: /* current setting */ return (ahp->ah_misc_mode & AR_PCU_MIC_NEW_LOC_ENA) ? HAL_ENXIO : HAL_OK; default: return HAL_ENOTSUPP; } case HAL_CAP_WME_TKIPMIC: /* hardware can do TKIP MIC when WMM is turned on */ return HAL_OK; case HAL_CAP_PHYCOUNTERS: /* hardware PHY error counters */ return HAL_OK; case HAL_CAP_DIVERSITY: /* hardware supports fast diversity */ switch (capability) { case 0: /* hardware capability */ return HAL_OK; case 1: /* current setting */ return (OS_REG_READ(ah, AR_PHY_CCK_DETECT) & AR_PHY_CCK_DETECT_BB_ENABLE_ANT_FAST_DIV) ? HAL_OK : HAL_ENXIO; } return HAL_EINVAL; case HAL_CAP_TPC: switch (capability) { case 0: /* hardware capability */ return HAL_OK; case 1: return ah->ah_config.ath_hal_desc_tpc ? HAL_OK : HAL_ENXIO; } return HAL_OK; case HAL_CAP_PHYDIAG: /* radar pulse detection capability */ return HAL_OK; case HAL_CAP_MCAST_KEYSRCH: /* multicast frame keycache search */ switch (capability) { case 0: /* hardware capability */ return HAL_OK; case 1: if (OS_REG_READ(ah, AR_STA_ID1) & AR_STA_ID1_ADHOC) { /* * Owl and Merlin have problems in mcast key search. * Disable this cap. in Ad-hoc mode. see Bug 25776 and * 26802 */ return HAL_ENXIO; } else { return (ahp->ah_sta_id1_defaults & AR_STA_ID1_MCAST_KSRCH) ? HAL_OK : HAL_ENXIO; } } return HAL_EINVAL; case HAL_CAP_TSF_ADJUST: /* hardware has beacon tsf adjust */ switch (capability) { case 0: /* hardware capability */ return p_cap->halTsfAddSupport ? HAL_OK : HAL_ENOTSUPP; case 1: return (ahp->ah_misc_mode & AR_PCU_TX_ADD_TSF) ? HAL_OK : HAL_ENXIO; } return HAL_EINVAL; case HAL_CAP_RFSILENT: /* rfsilent support */ if (capability == 3) { /* rfkill interrupt */ /* * XXX: Interrupt-based notification of RF Kill state * changes not working yet. Report that this feature * is not supported so that polling is used instead. */ return (HAL_ENOTSUPP); } return ath_hal_getcapability(ah, type, capability, result); case HAL_CAP_4ADDR_AGGR: return HAL_OK; case HAL_CAP_BB_RIFS_HANG: return HAL_ENOTSUPP; case HAL_CAP_BB_DFS_HANG: return HAL_ENOTSUPP; case HAL_CAP_BB_RX_CLEAR_STUCK_HANG: /* Track chips that are known to have BB hangs related * to rx_clear stuck low. */ return HAL_ENOTSUPP; case HAL_CAP_MAC_HANG: /* Track chips that are known to have MAC hangs. */ return HAL_OK; case HAL_CAP_RIFS_RX_ENABLED: /* Is RIFS RX currently enabled */ return (ahp->ah_rifs_enabled == AH_TRUE) ? HAL_OK : HAL_ENOTSUPP; #if 0 case HAL_CAP_ANT_CFG_2GHZ: *result = p_cap->halNumAntCfg2Ghz; return HAL_OK; case HAL_CAP_ANT_CFG_5GHZ: *result = p_cap->halNumAntCfg5Ghz; return HAL_OK; case HAL_CAP_RX_STBC: *result = p_cap->hal_rx_stbc_support; return HAL_OK; case HAL_CAP_TX_STBC: *result = p_cap->hal_tx_stbc_support; return HAL_OK; #endif case HAL_CAP_LDPC: *result = p_cap->halLDPCSupport; return HAL_OK; case HAL_CAP_DYNAMIC_SMPS: return HAL_OK; case HAL_CAP_DS: return (AR_SREV_HORNET(ah) || AR_SREV_POSEIDON(ah) || AR_SREV_APHRODITE(ah) || (p_cap->halTxChainMask & 0x3) != 0x3 || (p_cap->halRxChainMask & 0x3) != 0x3) ? HAL_ENOTSUPP : HAL_OK; case HAL_CAP_TS: return (AR_SREV_HORNET(ah) || AR_SREV_POSEIDON(ah) || AR_SREV_APHRODITE(ah) || (p_cap->halTxChainMask & 0x7) != 0x7 || (p_cap->halRxChainMask & 0x7) != 0x7) ? HAL_ENOTSUPP : HAL_OK; case HAL_CAP_OL_PWRCTRL: return (ar9300_eeprom_get(ahp, EEP_OL_PWRCTRL)) ? HAL_OK : HAL_ENOTSUPP; case HAL_CAP_CRDC: #if ATH_SUPPORT_CRDC return (AR_SREV_WASP(ah) && ah->ah_config.ath_hal_crdc_enable) ? HAL_OK : HAL_ENOTSUPP; #else return HAL_ENOTSUPP; #endif #if 0 case HAL_CAP_MAX_WEP_TKIP_HT20_TX_RATEKBPS: *result = (u_int32_t)(-1); return HAL_OK; case HAL_CAP_MAX_WEP_TKIP_HT40_TX_RATEKBPS: *result = (u_int32_t)(-1); return HAL_OK; #endif case HAL_CAP_BB_PANIC_WATCHDOG: return HAL_OK; case HAL_CAP_PHYRESTART_CLR_WAR: if ((AH_PRIVATE((ah))->ah_macVersion == AR_SREV_VERSION_OSPREY) && (AH_PRIVATE((ah))->ah_macRev < AR_SREV_REVISION_AR9580_10)) { return HAL_OK; } else { return HAL_ENOTSUPP; } case HAL_CAP_ENTERPRISE_MODE: *result = ahp->ah_enterprise_mode >> 16; /* * WAR for EV 77658 - Add delimiters to first sub-frame when using * RTS/CTS with aggregation and non-enterprise Osprey. * * Bug fixed in AR9580/Peacock, Wasp1.1 and later */ if ((ahp->ah_enterprise_mode & AR_ENT_OTP_MIN_PKT_SIZE_DISABLE) && !AR_SREV_AR9580_10_OR_LATER(ah) && (!AR_SREV_WASP(ah) || AR_SREV_WASP_10(ah))) { *result |= AH_ENT_RTSCTS_DELIM_WAR; } return HAL_OK; case HAL_CAP_LDPCWAR: /* WAR for RIFS+LDPC issue is required for all chips currently * supported by ar9300 HAL. */ return HAL_OK; case HAL_CAP_ENABLE_APM: *result = p_cap->halApmEnable; return HAL_OK; case HAL_CAP_PCIE_LCR_EXTSYNC_EN: return (p_cap->hal_pcie_lcr_extsync_en == AH_TRUE) ? HAL_OK : HAL_ENOTSUPP; case HAL_CAP_PCIE_LCR_OFFSET: *result = p_cap->hal_pcie_lcr_offset; return HAL_OK; case HAL_CAP_SMARTANTENNA: /* FIXME A request is pending with h/w team to add feature bit in * caldata to detect if board has smart antenna or not, once added * we need to fix his piece of code to read and return value without * any compile flags */ #if UMAC_SUPPORT_SMARTANTENNA /* enable smart antenna for Peacock, Wasp and scorpion for future chips need to modify */ if (AR_SREV_AR9580_10(ah) || (AR_SREV_WASP(ah)) || AR_SREV_SCORPION(ah)) { return HAL_OK; } else { return HAL_ENOTSUPP; } #else return HAL_ENOTSUPP; #endif #ifdef ATH_TRAFFIC_FAST_RECOVER case HAL_CAP_TRAFFIC_FAST_RECOVER: if (AR_SREV_HORNET(ah) || AR_SREV_POSEIDON(ah) || AR_SREV_WASP_11(ah)) { return HAL_OK; } else { return HAL_ENOTSUPP; } #endif /* FreeBSD ANI */ case HAL_CAP_INTMIT: /* interference mitigation */ switch (capability) { case HAL_CAP_INTMIT_PRESENT: /* hardware capability */ return HAL_OK; case HAL_CAP_INTMIT_ENABLE: return (ahp->ah_proc_phy_err & HAL_PROCESS_ANI) ? HAL_OK : HAL_ENXIO; case HAL_CAP_INTMIT_NOISE_IMMUNITY_LEVEL: case HAL_CAP_INTMIT_OFDM_WEAK_SIGNAL_LEVEL: // case HAL_CAP_INTMIT_CCK_WEAK_SIGNAL_THR: case HAL_CAP_INTMIT_FIRSTEP_LEVEL: case HAL_CAP_INTMIT_SPUR_IMMUNITY_LEVEL: ani = ar9300_ani_get_current_state(ah); if (ani == AH_NULL) return HAL_ENXIO; switch (capability) { /* XXX AR9300 HAL has OFDM/CCK noise immunity level params? */ case 2: *result = ani->ofdm_noise_immunity_level; break; case 3: *result = !ani->ofdm_weak_sig_detect_off; break; // case 4: *result = ani->cck_weak_sig_threshold; break; case 5: *result = ani->firstep_level; break; case 6: *result = ani->spur_immunity_level; break; } return HAL_OK; } return HAL_EINVAL; case HAL_CAP_ENFORCE_TXOP: if (capability == 0) return (HAL_OK); if (capability != 1) return (HAL_ENOTSUPP); (*result) = !! (ahp->ah_misc_mode & AR_PCU_TXOP_TBTT_LIMIT_ENA); return (HAL_OK); case HAL_CAP_TOA_LOCATIONING: if (capability == 0) return HAL_OK; if (capability == 2) { *result = ar9300_read_loc_timer(ah); return (HAL_OK); } return HAL_ENOTSUPP; default: return ath_hal_getcapability(ah, type, capability, result); } } HAL_BOOL ar9300_set_capability(struct ath_hal *ah, HAL_CAPABILITY_TYPE type, u_int32_t capability, u_int32_t setting, HAL_STATUS *status) { struct ath_hal_9300 *ahp = AH9300(ah); const HAL_CAPABILITIES *p_cap = &AH_PRIVATE(ah)->ah_caps; u_int32_t v; switch (type) { case HAL_CAP_TKIP_SPLIT: /* hardware TKIP uses split keys */ if (! p_cap->halTkipMicTxRxKeySupport) return AH_FALSE; if (setting) ahp->ah_misc_mode &= ~AR_PCU_MIC_NEW_LOC_ENA; else ahp->ah_misc_mode |= AR_PCU_MIC_NEW_LOC_ENA; OS_REG_WRITE(ah, AR_PCU_MISC, ahp->ah_misc_mode); return AH_TRUE; case HAL_CAP_TKIP_MIC: /* handle TKIP MIC in hardware */ if (setting) { ahp->ah_sta_id1_defaults |= AR_STA_ID1_CRPT_MIC_ENABLE; } else { ahp->ah_sta_id1_defaults &= ~AR_STA_ID1_CRPT_MIC_ENABLE; } return AH_TRUE; case HAL_CAP_DIVERSITY: v = OS_REG_READ(ah, AR_PHY_CCK_DETECT); if (setting) { v |= AR_PHY_CCK_DETECT_BB_ENABLE_ANT_FAST_DIV; } else { v &= ~AR_PHY_CCK_DETECT_BB_ENABLE_ANT_FAST_DIV; } OS_REG_WRITE(ah, AR_PHY_CCK_DETECT, v); return AH_TRUE; case HAL_CAP_DIAG: /* hardware diagnostic support */ /* * NB: could split this up into virtual capabilities, * (e.g. 1 => ACK, 2 => CTS, etc.) but it hardly * seems worth the additional complexity. */ #ifdef AH_DEBUG AH_PRIVATE(ah)->ah_diagreg = setting; #else AH_PRIVATE(ah)->ah_diagreg = setting & 0x6; /* ACK+CTS */ #endif OS_REG_WRITE(ah, AR_DIAG_SW, AH_PRIVATE(ah)->ah_diagreg); return AH_TRUE; case HAL_CAP_TPC: ah->ah_config.ath_hal_desc_tpc = (setting != 0); return AH_TRUE; case HAL_CAP_MCAST_KEYSRCH: /* multicast frame keycache search */ if (setting) { ahp->ah_sta_id1_defaults |= AR_STA_ID1_MCAST_KSRCH; } else { ahp->ah_sta_id1_defaults &= ~AR_STA_ID1_MCAST_KSRCH; } return AH_TRUE; case HAL_CAP_TSF_ADJUST: /* hardware has beacon tsf adjust */ if (p_cap->halTsfAddSupport) { if (setting) { ahp->ah_misc_mode |= AR_PCU_TX_ADD_TSF; } else { ahp->ah_misc_mode &= ~AR_PCU_TX_ADD_TSF; } return AH_TRUE; } return AH_FALSE; /* FreeBSD interrupt mitigation / ANI */ case HAL_CAP_INTMIT: { /* interference mitigation */ /* This maps the public ANI commands to the internal ANI commands */ /* Private: HAL_ANI_CMD; Public: HAL_CAP_INTMIT_CMD */ static const HAL_ANI_CMD cmds[] = { HAL_ANI_PRESENT, HAL_ANI_MODE, HAL_ANI_NOISE_IMMUNITY_LEVEL, HAL_ANI_OFDM_WEAK_SIGNAL_DETECTION, HAL_ANI_CCK_WEAK_SIGNAL_THR, HAL_ANI_FIRSTEP_LEVEL, HAL_ANI_SPUR_IMMUNITY_LEVEL, }; #define N(a) (sizeof(a) / sizeof(a[0])) return capability < N(cmds) ? ar9300_ani_control(ah, cmds[capability], setting) : AH_FALSE; #undef N } case HAL_CAP_RXBUFSIZE: /* set MAC receive buffer size */ ahp->rx_buf_size = setting & AR_DATABUF_MASK; OS_REG_WRITE(ah, AR_DATABUF, ahp->rx_buf_size); return AH_TRUE; case HAL_CAP_ENFORCE_TXOP: if (capability != 1) return AH_FALSE; if (setting) { ahp->ah_misc_mode |= AR_PCU_TXOP_TBTT_LIMIT_ENA; OS_REG_SET_BIT(ah, AR_PCU_MISC, AR_PCU_TXOP_TBTT_LIMIT_ENA); } else { ahp->ah_misc_mode &= ~AR_PCU_TXOP_TBTT_LIMIT_ENA; OS_REG_CLR_BIT(ah, AR_PCU_MISC, AR_PCU_TXOP_TBTT_LIMIT_ENA); } return AH_TRUE; case HAL_CAP_TOA_LOCATIONING: if (capability == 0) return AH_TRUE; if (capability == 1) { ar9300_update_loc_ctl_reg(ah, setting); return AH_TRUE; } return AH_FALSE; /* fall thru... */ default: return ath_hal_setcapability(ah, type, capability, setting, status); } } #ifdef AH_DEBUG static void ar9300_print_reg(struct ath_hal *ah, u_int32_t args) { u_int32_t i = 0; /* Read 0x80d0 to trigger pcie analyzer */ HALDEBUG(ah, HAL_DEBUG_PRINT_REG, "0x%04x 0x%08x\n", 0x80d0, OS_REG_READ(ah, 0x80d0)); if (args & HAL_DIAG_PRINT_REG_COUNTER) { struct ath_hal_9300 *ahp = AH9300(ah); u_int32_t tf, rf, rc, cc; tf = OS_REG_READ(ah, AR_TFCNT); rf = OS_REG_READ(ah, AR_RFCNT); rc = OS_REG_READ(ah, AR_RCCNT); cc = OS_REG_READ(ah, AR_CCCNT); HALDEBUG(ah, HAL_DEBUG_PRINT_REG, "AR_TFCNT Diff= 0x%x\n", tf - ahp->last_tf); HALDEBUG(ah, HAL_DEBUG_PRINT_REG, "AR_RFCNT Diff= 0x%x\n", rf - ahp->last_rf); HALDEBUG(ah, HAL_DEBUG_PRINT_REG, "AR_RCCNT Diff= 0x%x\n", rc - ahp->last_rc); HALDEBUG(ah, HAL_DEBUG_PRINT_REG, "AR_CCCNT Diff= 0x%x\n", cc - ahp->last_cc); ahp->last_tf = tf; ahp->last_rf = rf; ahp->last_rc = rc; ahp->last_cc = cc; HALDEBUG(ah, HAL_DEBUG_PRINT_REG, "DMADBG0 = 0x%x\n", OS_REG_READ(ah, AR_DMADBG_0)); HALDEBUG(ah, HAL_DEBUG_PRINT_REG, "DMADBG1 = 0x%x\n", OS_REG_READ(ah, AR_DMADBG_1)); HALDEBUG(ah, HAL_DEBUG_PRINT_REG, "DMADBG2 = 0x%x\n", OS_REG_READ(ah, AR_DMADBG_2)); HALDEBUG(ah, HAL_DEBUG_PRINT_REG, "DMADBG3 = 0x%x\n", OS_REG_READ(ah, AR_DMADBG_3)); HALDEBUG(ah, HAL_DEBUG_PRINT_REG, "DMADBG4 = 0x%x\n", OS_REG_READ(ah, AR_DMADBG_4)); HALDEBUG(ah, HAL_DEBUG_PRINT_REG, "DMADBG5 = 0x%x\n", OS_REG_READ(ah, AR_DMADBG_5)); HALDEBUG(ah, HAL_DEBUG_PRINT_REG, "DMADBG6 = 0x%x\n", OS_REG_READ(ah, AR_DMADBG_6)); HALDEBUG(ah, HAL_DEBUG_PRINT_REG, "DMADBG7 = 0x%x\n", OS_REG_READ(ah, AR_DMADBG_7)); } if (args & HAL_DIAG_PRINT_REG_ALL) { for (i = 0x8; i <= 0xB8; i += sizeof(u_int32_t)) { HALDEBUG(ah, HAL_DEBUG_PRINT_REG, "0x%04x 0x%08x\n", i, OS_REG_READ(ah, i)); } for (i = 0x800; i <= (0x800 + (10 << 2)); i += sizeof(u_int32_t)) { HALDEBUG(ah, HAL_DEBUG_PRINT_REG, "0x%04x 0x%08x\n", i, OS_REG_READ(ah, i)); } HALDEBUG(ah, HAL_DEBUG_PRINT_REG, "0x%04x 0x%08x\n", 0x840, OS_REG_READ(ah, i)); HALDEBUG(ah, HAL_DEBUG_PRINT_REG, "0x%04x 0x%08x\n", 0x880, OS_REG_READ(ah, i)); for (i = 0x8C0; i <= (0x8C0 + (10 << 2)); i += sizeof(u_int32_t)) { HALDEBUG(ah, HAL_DEBUG_PRINT_REG, "0x%04x 0x%08x\n", i, OS_REG_READ(ah, i)); } for (i = 0x1F00; i <= 0x1F04; i += sizeof(u_int32_t)) { HALDEBUG(ah, HAL_DEBUG_PRINT_REG, "0x%04x 0x%08x\n", i, OS_REG_READ(ah, i)); } for (i = 0x4000; i <= 0x408C; i += sizeof(u_int32_t)) { HALDEBUG(ah, HAL_DEBUG_PRINT_REG, "0x%04x 0x%08x\n", i, OS_REG_READ(ah, i)); } for (i = 0x5000; i <= 0x503C; i += sizeof(u_int32_t)) { HALDEBUG(ah, HAL_DEBUG_PRINT_REG, "0x%04x 0x%08x\n", i, OS_REG_READ(ah, i)); } for (i = 0x7040; i <= 0x7058; i += sizeof(u_int32_t)) { HALDEBUG(ah, HAL_DEBUG_PRINT_REG, "0x%04x 0x%08x\n", i, OS_REG_READ(ah, i)); } for (i = 0x8000; i <= 0x8098; i += sizeof(u_int32_t)) { HALDEBUG(ah, HAL_DEBUG_PRINT_REG, "0x%04x 0x%08x\n", i, OS_REG_READ(ah, i)); } for (i = 0x80D4; i <= 0x8200; i += sizeof(u_int32_t)) { HALDEBUG(ah, HAL_DEBUG_PRINT_REG, "0x%04x 0x%08x\n", i, OS_REG_READ(ah, i)); } for (i = 0x8240; i <= 0x97FC; i += sizeof(u_int32_t)) { HALDEBUG(ah, HAL_DEBUG_PRINT_REG, "0x%04x 0x%08x\n", i, OS_REG_READ(ah, i)); } for (i = 0x9800; i <= 0x99f0; i += sizeof(u_int32_t)) { HALDEBUG(ah, HAL_DEBUG_PRINT_REG, "0x%04x 0x%08x\n", i, OS_REG_READ(ah, i)); } for (i = 0x9c10; i <= 0x9CFC; i += sizeof(u_int32_t)) { HALDEBUG(ah, HAL_DEBUG_PRINT_REG, "0x%04x 0x%08x\n", i, OS_REG_READ(ah, i)); } for (i = 0xA200; i <= 0xA26C; i += sizeof(u_int32_t)) { HALDEBUG(ah, HAL_DEBUG_PRINT_REG, "0x%04x 0x%08x\n", i, OS_REG_READ(ah, i)); } } } #endif HAL_BOOL ar9300_get_diag_state(struct ath_hal *ah, int request, const void *args, u_int32_t argsize, void **result, u_int32_t *resultsize) { struct ath_hal_9300 *ahp = AH9300(ah); struct ar9300_ani_state *ani; (void) ahp; if (ath_hal_getdiagstate(ah, request, args, argsize, result, resultsize)) { return AH_TRUE; } switch (request) { #ifdef AH_PRIVATE_DIAG case HAL_DIAG_EEPROM: *result = &ahp->ah_eeprom; *resultsize = sizeof(ar9300_eeprom_t); return AH_TRUE; #if 0 /* XXX - TODO */ case HAL_DIAG_EEPROM_EXP_11A: case HAL_DIAG_EEPROM_EXP_11B: case HAL_DIAG_EEPROM_EXP_11G: pe = &ahp->ah_mode_power_array2133[request - HAL_DIAG_EEPROM_EXP_11A]; *result = pe->p_channels; *resultsize = (*result == AH_NULL) ? 0 : roundup(sizeof(u_int16_t) * pe->num_channels, sizeof(u_int32_t)) + sizeof(EXPN_DATA_PER_CHANNEL_2133) * pe->num_channels; return AH_TRUE; #endif case HAL_DIAG_RFGAIN: *result = &ahp->ah_gain_values; *resultsize = sizeof(GAIN_VALUES); return AH_TRUE; case HAL_DIAG_RFGAIN_CURSTEP: *result = (void *) ahp->ah_gain_values.curr_step; *resultsize = (*result == AH_NULL) ? 0 : sizeof(GAIN_OPTIMIZATION_STEP); return AH_TRUE; #if 0 /* XXX - TODO */ case HAL_DIAG_PCDAC: *result = ahp->ah_pcdac_table; *resultsize = ahp->ah_pcdac_table_size; return AH_TRUE; #endif case HAL_DIAG_ANI_CURRENT: ani = ar9300_ani_get_current_state(ah); if (ani == AH_NULL) return AH_FALSE; /* Convert ar9300 HAL to FreeBSD HAL ANI state */ /* XXX TODO: add all of these to the HAL ANI state structure */ bzero(&ahp->ext_ani_state, sizeof(ahp->ext_ani_state)); /* XXX should this be OFDM or CCK noise immunity level? */ ahp->ext_ani_state.noiseImmunityLevel = ani->ofdm_noise_immunity_level; ahp->ext_ani_state.spurImmunityLevel = ani->spur_immunity_level; ahp->ext_ani_state.firstepLevel = ani->firstep_level; ahp->ext_ani_state.ofdmWeakSigDetectOff = ani->ofdm_weak_sig_detect_off; /* mrc_cck_off */ /* cck_noise_immunity_level */ ahp->ext_ani_state.listenTime = ani->listen_time; *result = &ahp->ext_ani_state; *resultsize = sizeof(ahp->ext_ani_state); #if 0 *result = ar9300_ani_get_current_state(ah); *resultsize = (*result == AH_NULL) ? 0 : sizeof(struct ar9300_ani_state); #endif return AH_TRUE; case HAL_DIAG_ANI_STATS: *result = ar9300_ani_get_current_stats(ah); *resultsize = (*result == AH_NULL) ? 0 : sizeof(HAL_ANI_STATS); return AH_TRUE; case HAL_DIAG_ANI_CMD: if (argsize != 2*sizeof(u_int32_t)) { return AH_FALSE; } ar9300_ani_control( ah, ((const u_int32_t *)args)[0], ((const u_int32_t *)args)[1]); return AH_TRUE; #if 0 case HAL_DIAG_TXCONT: /*AR9300_CONTTXMODE(ah, (struct ath_desc *)args, argsize );*/ return AH_TRUE; #endif /* 0 */ #endif /* AH_PRIVATE_DIAG */ case HAL_DIAG_CHANNELS: #if 0 *result = &(ahp->ah_priv.ah_channels[0]); *resultsize = sizeof(ahp->ah_priv.ah_channels[0]) * ahp->ah_priv.priv.ah_nchan; #endif return AH_TRUE; #ifdef AH_DEBUG case HAL_DIAG_PRINT_REG: ar9300_print_reg(ah, *((const u_int32_t *)args)); return AH_TRUE; #endif default: break; } return AH_FALSE; } void ar9300_dma_reg_dump(struct ath_hal *ah) { #ifdef AH_DEBUG #define NUM_DMA_DEBUG_REGS 8 #define NUM_QUEUES 10 u_int32_t val[NUM_DMA_DEBUG_REGS]; int qcu_offset = 0, dcu_offset = 0; u_int32_t *qcu_base = &val[0], *dcu_base = &val[4], reg; int i, j, k; int16_t nfarray[HAL_NUM_NF_READINGS]; #ifdef ATH_NF_PER_CHAN HAL_CHANNEL_INTERNAL *ichan = ath_hal_checkchannel(ah, AH_PRIVATE(ah)->ah_curchan); #endif /* ATH_NF_PER_CHAN */ HAL_NFCAL_HIST_FULL *h = AH_HOME_CHAN_NFCAL_HIST(ah, ichan); /* selecting DMA OBS 8 */ OS_REG_WRITE(ah, AR_MACMISC, ((AR_MACMISC_DMA_OBS_LINE_8 << AR_MACMISC_DMA_OBS_S) | (AR_MACMISC_MISC_OBS_BUS_1 << AR_MACMISC_MISC_OBS_BUS_MSB_S))); ath_hal_printf(ah, "Raw DMA Debug values:\n"); for (i = 0; i < NUM_DMA_DEBUG_REGS; i++) { if (i % 4 == 0) { ath_hal_printf(ah, "\n"); } val[i] = OS_REG_READ(ah, AR_DMADBG_0 + (i * sizeof(u_int32_t))); ath_hal_printf(ah, "%d: %08x ", i, val[i]); } ath_hal_printf(ah, "\n\n"); ath_hal_printf(ah, "Num QCU: chain_st fsp_ok fsp_st DCU: chain_st\n"); for (i = 0; i < NUM_QUEUES; i++, qcu_offset += 4, dcu_offset += 5) { if (i == 8) { /* only 8 QCU entries in val[0] */ qcu_offset = 0; qcu_base++; } if (i == 6) { /* only 6 DCU entries in val[4] */ dcu_offset = 0; dcu_base++; } ath_hal_printf(ah, "%2d %2x %1x %2x %2x\n", i, (*qcu_base & (0x7 << qcu_offset)) >> qcu_offset, (*qcu_base & (0x8 << qcu_offset)) >> (qcu_offset + 3), val[2] & (0x7 << (i * 3)) >> (i * 3), (*dcu_base & (0x1f << dcu_offset)) >> dcu_offset); } ath_hal_printf(ah, "\n"); ath_hal_printf(ah, "qcu_stitch state: %2x qcu_fetch state: %2x\n", (val[3] & 0x003c0000) >> 18, (val[3] & 0x03c00000) >> 22); ath_hal_printf(ah, "qcu_complete state: %2x dcu_complete state: %2x\n", (val[3] & 0x1c000000) >> 26, (val[6] & 0x3)); ath_hal_printf(ah, "dcu_arb state: %2x dcu_fp state: %2x\n", (val[5] & 0x06000000) >> 25, (val[5] & 0x38000000) >> 27); ath_hal_printf(ah, "chan_idle_dur: %3d chan_idle_dur_valid: %1d\n", (val[6] & 0x000003fc) >> 2, (val[6] & 0x00000400) >> 10); ath_hal_printf(ah, "txfifo_valid_0: %1d txfifo_valid_1: %1d\n", (val[6] & 0x00000800) >> 11, (val[6] & 0x00001000) >> 12); ath_hal_printf(ah, "txfifo_dcu_num_0: %2d txfifo_dcu_num_1: %2d\n", (val[6] & 0x0001e000) >> 13, (val[6] & 0x001e0000) >> 17); ath_hal_printf(ah, "pcu observe 0x%x \n", OS_REG_READ(ah, AR_OBS_BUS_1)); ath_hal_printf(ah, "AR_CR 0x%x \n", OS_REG_READ(ah, AR_CR)); ar9300_upload_noise_floor(ah, 1, nfarray); ath_hal_printf(ah, "2G:\n"); ath_hal_printf(ah, "Min CCA Out:\n"); ath_hal_printf(ah, "\t\tChain 0\t\tChain 1\t\tChain 2\n"); ath_hal_printf(ah, "Control:\t%8d\t%8d\t%8d\n", nfarray[0], nfarray[1], nfarray[2]); ath_hal_printf(ah, "Extension:\t%8d\t%8d\t%8d\n\n", nfarray[3], nfarray[4], nfarray[5]); ar9300_upload_noise_floor(ah, 0, nfarray); ath_hal_printf(ah, "5G:\n"); ath_hal_printf(ah, "Min CCA Out:\n"); ath_hal_printf(ah, "\t\tChain 0\t\tChain 1\t\tChain 2\n"); ath_hal_printf(ah, "Control:\t%8d\t%8d\t%8d\n", nfarray[0], nfarray[1], nfarray[2]); ath_hal_printf(ah, "Extension:\t%8d\t%8d\t%8d\n\n", nfarray[3], nfarray[4], nfarray[5]); for (i = 0; i < HAL_NUM_NF_READINGS; i++) { ath_hal_printf(ah, "%s Chain %d NF History:\n", ((i < 3) ? "Control " : "Extension "), i%3); for (j = 0, k = h->base.curr_index; j < HAL_NF_CAL_HIST_LEN_FULL; j++, k++) { ath_hal_printf(ah, "Element %d: %d\n", j, h->nf_cal_buffer[k % HAL_NF_CAL_HIST_LEN_FULL][i]); } ath_hal_printf(ah, "Last Programmed NF: %d\n\n", h->base.priv_nf[i]); } reg = OS_REG_READ(ah, AR_PHY_FIND_SIG_LOW); ath_hal_printf(ah, "FIRStep Low = 0x%x (%d)\n", MS(reg, AR_PHY_FIND_SIG_LOW_FIRSTEP_LOW), MS(reg, AR_PHY_FIND_SIG_LOW_FIRSTEP_LOW)); reg = OS_REG_READ(ah, AR_PHY_DESIRED_SZ); ath_hal_printf(ah, "Total Desired = 0x%x (%d)\n", MS(reg, AR_PHY_DESIRED_SZ_TOT_DES), MS(reg, AR_PHY_DESIRED_SZ_TOT_DES)); ath_hal_printf(ah, "ADC Desired = 0x%x (%d)\n", MS(reg, AR_PHY_DESIRED_SZ_ADC), MS(reg, AR_PHY_DESIRED_SZ_ADC)); reg = OS_REG_READ(ah, AR_PHY_FIND_SIG); ath_hal_printf(ah, "FIRStep = 0x%x (%d)\n", MS(reg, AR_PHY_FIND_SIG_FIRSTEP), MS(reg, AR_PHY_FIND_SIG_FIRSTEP)); reg = OS_REG_READ(ah, AR_PHY_AGC); ath_hal_printf(ah, "Coarse High = 0x%x (%d)\n", MS(reg, AR_PHY_AGC_COARSE_HIGH), MS(reg, AR_PHY_AGC_COARSE_HIGH)); ath_hal_printf(ah, "Coarse Low = 0x%x (%d)\n", MS(reg, AR_PHY_AGC_COARSE_LOW), MS(reg, AR_PHY_AGC_COARSE_LOW)); ath_hal_printf(ah, "Coarse Power Constant = 0x%x (%d)\n", MS(reg, AR_PHY_AGC_COARSE_PWR_CONST), MS(reg, AR_PHY_AGC_COARSE_PWR_CONST)); reg = OS_REG_READ(ah, AR_PHY_TIMING5); ath_hal_printf(ah, "Enable Cyclic Power Thresh = %d\n", MS(reg, AR_PHY_TIMING5_CYCPWR_THR1_ENABLE)); ath_hal_printf(ah, "Cyclic Power Thresh = 0x%x (%d)\n", MS(reg, AR_PHY_TIMING5_CYCPWR_THR1), MS(reg, AR_PHY_TIMING5_CYCPWR_THR1)); ath_hal_printf(ah, "Cyclic Power Thresh 1A= 0x%x (%d)\n", MS(reg, AR_PHY_TIMING5_CYCPWR_THR1A), MS(reg, AR_PHY_TIMING5_CYCPWR_THR1A)); reg = OS_REG_READ(ah, AR_PHY_DAG_CTRLCCK); ath_hal_printf(ah, "Barker RSSI Thresh Enable = %d\n", MS(reg, AR_PHY_DAG_CTRLCCK_EN_RSSI_THR)); ath_hal_printf(ah, "Barker RSSI Thresh = 0x%x (%d)\n", MS(reg, AR_PHY_DAG_CTRLCCK_RSSI_THR), MS(reg, AR_PHY_DAG_CTRLCCK_RSSI_THR)); /* Step 1a: Set bit 23 of register 0xa360 to 0 */ reg = OS_REG_READ(ah, 0xa360); reg &= ~0x00800000; OS_REG_WRITE(ah, 0xa360, reg); /* Step 2a: Set register 0xa364 to 0x1000 */ reg = 0x1000; OS_REG_WRITE(ah, 0xa364, reg); /* Step 3a: Read bits 17:0 of register 0x9c20 */ reg = OS_REG_READ(ah, 0x9c20); reg &= 0x0003ffff; ath_hal_printf(ah, "%s: Test Control Status [0x1000] 0x9c20[17:0] = 0x%x\n", __func__, reg); /* Step 1b: Set bit 23 of register 0xa360 to 0 */ reg = OS_REG_READ(ah, 0xa360); reg &= ~0x00800000; OS_REG_WRITE(ah, 0xa360, reg); /* Step 2b: Set register 0xa364 to 0x1400 */ reg = 0x1400; OS_REG_WRITE(ah, 0xa364, reg); /* Step 3b: Read bits 17:0 of register 0x9c20 */ reg = OS_REG_READ(ah, 0x9c20); reg &= 0x0003ffff; ath_hal_printf(ah, "%s: Test Control Status [0x1400] 0x9c20[17:0] = 0x%x\n", __func__, reg); /* Step 1c: Set bit 23 of register 0xa360 to 0 */ reg = OS_REG_READ(ah, 0xa360); reg &= ~0x00800000; OS_REG_WRITE(ah, 0xa360, reg); /* Step 2c: Set register 0xa364 to 0x3C00 */ reg = 0x3c00; OS_REG_WRITE(ah, 0xa364, reg); /* Step 3c: Read bits 17:0 of register 0x9c20 */ reg = OS_REG_READ(ah, 0x9c20); reg &= 0x0003ffff; ath_hal_printf(ah, "%s: Test Control Status [0x3C00] 0x9c20[17:0] = 0x%x\n", __func__, reg); /* Step 1d: Set bit 24 of register 0xa360 to 0 */ reg = OS_REG_READ(ah, 0xa360); reg &= ~0x001040000; OS_REG_WRITE(ah, 0xa360, reg); /* Step 2d: Set register 0xa364 to 0x5005D */ reg = 0x5005D; OS_REG_WRITE(ah, 0xa364, reg); /* Step 3d: Read bits 17:0 of register 0xa368 */ reg = OS_REG_READ(ah, 0xa368); reg &= 0x0003ffff; ath_hal_printf(ah, "%s: Test Control Status [0x5005D] 0xa368[17:0] = 0x%x\n", __func__, reg); /* Step 1e: Set bit 24 of register 0xa360 to 0 */ reg = OS_REG_READ(ah, 0xa360); reg &= ~0x001040000; OS_REG_WRITE(ah, 0xa360, reg); /* Step 2e: Set register 0xa364 to 0x7005D */ reg = 0x7005D; OS_REG_WRITE(ah, 0xa364, reg); /* Step 3e: Read bits 17:0 of register 0xa368 */ reg = OS_REG_READ(ah, 0xa368); reg &= 0x0003ffff; ath_hal_printf(ah, "%s: Test Control Status [0x7005D] 0xa368[17:0] = 0x%x\n", __func__, reg); /* Step 1f: Set bit 24 of register 0xa360 to 0 */ reg = OS_REG_READ(ah, 0xa360); reg &= ~0x001000000; reg |= 0x40000; OS_REG_WRITE(ah, 0xa360, reg); /* Step 2f: Set register 0xa364 to 0x3005D */ reg = 0x3005D; OS_REG_WRITE(ah, 0xa364, reg); /* Step 3f: Read bits 17:0 of register 0xa368 */ reg = OS_REG_READ(ah, 0xa368); reg &= 0x0003ffff; ath_hal_printf(ah, "%s: Test Control Status [0x3005D] 0xa368[17:0] = 0x%x\n", __func__, reg); /* Step 1g: Set bit 24 of register 0xa360 to 0 */ reg = OS_REG_READ(ah, 0xa360); reg &= ~0x001000000; reg |= 0x40000; OS_REG_WRITE(ah, 0xa360, reg); /* Step 2g: Set register 0xa364 to 0x6005D */ reg = 0x6005D; OS_REG_WRITE(ah, 0xa364, reg); /* Step 3g: Read bits 17:0 of register 0xa368 */ reg = OS_REG_READ(ah, 0xa368); reg &= 0x0003ffff; ath_hal_printf(ah, "%s: Test Control Status [0x6005D] 0xa368[17:0] = 0x%x\n", __func__, reg); #endif /* AH_DEBUG */ } /* * Return the busy for rx_frame, rx_clear, and tx_frame */ u_int32_t ar9300_get_mib_cycle_counts_pct(struct ath_hal *ah, u_int32_t *rxc_pcnt, u_int32_t *rxf_pcnt, u_int32_t *txf_pcnt) { struct ath_hal_9300 *ahp = AH9300(ah); u_int32_t good = 1; u_int32_t rc = OS_REG_READ(ah, AR_RCCNT); u_int32_t rf = OS_REG_READ(ah, AR_RFCNT); u_int32_t tf = OS_REG_READ(ah, AR_TFCNT); u_int32_t cc = OS_REG_READ(ah, AR_CCCNT); /* read cycles last */ if (ahp->ah_cycles == 0 || ahp->ah_cycles > cc) { /* * Cycle counter wrap (or initial call); it's not possible * to accurately calculate a value because the registers * right shift rather than wrap--so punt and return 0. */ HALDEBUG(ah, HAL_DEBUG_CHANNEL, "%s: cycle counter wrap. ExtBusy = 0\n", __func__); good = 0; } else { u_int32_t cc_d = cc - ahp->ah_cycles; u_int32_t rc_d = rc - ahp->ah_rx_clear; u_int32_t rf_d = rf - ahp->ah_rx_frame; u_int32_t tf_d = tf - ahp->ah_tx_frame; if (cc_d != 0) { *rxc_pcnt = rc_d * 100 / cc_d; *rxf_pcnt = rf_d * 100 / cc_d; *txf_pcnt = tf_d * 100 / cc_d; } else { good = 0; } } ahp->ah_cycles = cc; ahp->ah_rx_frame = rf; ahp->ah_rx_clear = rc; ahp->ah_tx_frame = tf; return good; } /* * Return approximation of extension channel busy over an time interval * 0% (clear) -> 100% (busy) * -1 for invalid estimate */ uint32_t ar9300_get_11n_ext_busy(struct ath_hal *ah) { /* * Overflow condition to check before multiplying to get % * (x * 100 > 0xFFFFFFFF ) => (x > 0x28F5C28) */ #define OVERFLOW_LIMIT 0x28F5C28 #define ERROR_CODE -1 struct ath_hal_9300 *ahp = AH9300(ah); u_int32_t busy = 0; /* percentage */ int8_t busyper = 0; u_int32_t cycle_count, ctl_busy, ext_busy; /* cycle_count will always be the first to wrap; therefore, read it last * This sequence of reads is not atomic, and MIB counter wrap * could happen during it ? */ ctl_busy = OS_REG_READ(ah, AR_RCCNT); ext_busy = OS_REG_READ(ah, AR_EXTRCCNT); cycle_count = OS_REG_READ(ah, AR_CCCNT); if ((ahp->ah_cycle_count == 0) || (ahp->ah_cycle_count > cycle_count) || (ahp->ah_ctl_busy > ctl_busy) || (ahp->ah_ext_busy > ext_busy)) { /* * Cycle counter wrap (or initial call); it's not possible * to accurately calculate a value because the registers * right shift rather than wrap--so punt and return 0. */ busyper = ERROR_CODE; HALDEBUG(ah, HAL_DEBUG_CHANNEL, "%s: cycle counter wrap. ExtBusy = 0\n", __func__); } else { u_int32_t cycle_delta = cycle_count - ahp->ah_cycle_count; u_int32_t ext_busy_delta = ext_busy - ahp->ah_ext_busy; /* * Compute extension channel busy percentage * Overflow condition: 0xFFFFFFFF < ext_busy_delta * 100 * Underflow condition/Divide-by-zero: check that cycle_delta >> 7 != 0 * Will never happen, since (ext_busy_delta < cycle_delta) always, * and shift necessitated by large ext_busy_delta. * Due to timing difference to read the registers and counter overflow, * it may still happen that cycle_delta >> 7 = 0. * */ if (cycle_delta) { if (ext_busy_delta > OVERFLOW_LIMIT) { if (cycle_delta >> 7) { busy = ((ext_busy_delta >> 7) * 100) / (cycle_delta >> 7); } else { busyper = ERROR_CODE; } } else { busy = (ext_busy_delta * 100) / cycle_delta; } } else { busyper = ERROR_CODE; } if (busy > 100) { busy = 100; } if ( busyper != ERROR_CODE ) { busyper = busy; } } ahp->ah_cycle_count = cycle_count; ahp->ah_ctl_busy = ctl_busy; ahp->ah_ext_busy = ext_busy; return busyper; #undef OVERFLOW_LIMIT #undef ERROR_CODE } /* BB Panic Watchdog declarations */ #define HAL_BB_PANIC_WD_HT20_FACTOR 74 /* 0.74 */ #define HAL_BB_PANIC_WD_HT40_FACTOR 37 /* 0.37 */ void ar9300_config_bb_panic_watchdog(struct ath_hal *ah) { #define HAL_BB_PANIC_IDLE_TIME_OUT 0x0a8c0000 const struct ieee80211_channel *chan = AH_PRIVATE(ah)->ah_curchan; u_int32_t idle_tmo_ms = AH9300(ah)->ah_bb_panic_timeout_ms; u_int32_t val, idle_count; if (idle_tmo_ms != 0) { /* enable IRQ, disable chip-reset for BB panic */ val = OS_REG_READ(ah, AR_PHY_PANIC_WD_CTL_2) & AR_PHY_BB_PANIC_CNTL2_MASK; OS_REG_WRITE(ah, AR_PHY_PANIC_WD_CTL_2, (val | AR_PHY_BB_PANIC_IRQ_ENABLE) & ~AR_PHY_BB_PANIC_RST_ENABLE); /* bound limit to 10 secs */ if (idle_tmo_ms > 10000) { idle_tmo_ms = 10000; } if (chan != AH_NULL && IEEE80211_IS_CHAN_HT40(chan)) { idle_count = (100 * idle_tmo_ms) / HAL_BB_PANIC_WD_HT40_FACTOR; } else { idle_count = (100 * idle_tmo_ms) / HAL_BB_PANIC_WD_HT20_FACTOR; } /* * enable panic in non-IDLE mode, * disable in IDLE mode, * set idle time-out */ // EV92527 : Enable IDLE mode panic OS_REG_WRITE(ah, AR_PHY_PANIC_WD_CTL_1, AR_PHY_BB_PANIC_NON_IDLE_ENABLE | AR_PHY_BB_PANIC_IDLE_ENABLE | (AR_PHY_BB_PANIC_IDLE_MASK & HAL_BB_PANIC_IDLE_TIME_OUT) | (AR_PHY_BB_PANIC_NON_IDLE_MASK & (idle_count << 2))); } else { /* disable IRQ, disable chip-reset for BB panic */ OS_REG_WRITE(ah, AR_PHY_PANIC_WD_CTL_2, OS_REG_READ(ah, AR_PHY_PANIC_WD_CTL_2) & ~(AR_PHY_BB_PANIC_RST_ENABLE | AR_PHY_BB_PANIC_IRQ_ENABLE)); /* disable panic in non-IDLE mode, disable in IDLE mode */ OS_REG_WRITE(ah, AR_PHY_PANIC_WD_CTL_1, OS_REG_READ(ah, AR_PHY_PANIC_WD_CTL_1) & ~(AR_PHY_BB_PANIC_NON_IDLE_ENABLE | AR_PHY_BB_PANIC_IDLE_ENABLE)); } HALDEBUG(ah, HAL_DEBUG_RFPARAM, "%s: %s BB Panic Watchdog tmo=%ums\n", __func__, idle_tmo_ms ? "Enabled" : "Disabled", idle_tmo_ms); #undef HAL_BB_PANIC_IDLE_TIME_OUT } void ar9300_handle_bb_panic(struct ath_hal *ah) { u_int32_t status; /* * we want to avoid printing in ISR context so we save * panic watchdog status to be printed later in DPC context */ AH9300(ah)->ah_bb_panic_last_status = status = OS_REG_READ(ah, AR_PHY_PANIC_WD_STATUS); /* * panic watchdog timer should reset on status read * but to make sure we write 0 to the watchdog status bit */ OS_REG_WRITE(ah, AR_PHY_PANIC_WD_STATUS, status & ~AR_PHY_BB_WD_STATUS_CLR); } int ar9300_get_bb_panic_info(struct ath_hal *ah, struct hal_bb_panic_info *bb_panic) { bb_panic->status = AH9300(ah)->ah_bb_panic_last_status; /* * For signature 04000539 do not print anything. * This is a very common occurence as a compromise between * BB Panic and AH_FALSE detects (EV71009). It indicates * radar hang, which can be cleared by reprogramming * radar related register and does not requre a chip reset */ /* Suppress BB Status mesg following signature */ switch (bb_panic->status) { case 0x04000539: case 0x04008009: case 0x04000b09: case 0x1300000a: return -1; } bb_panic->tsf = ar9300_get_tsf32(ah); bb_panic->wd = MS(bb_panic->status, AR_PHY_BB_WD_STATUS); bb_panic->det = MS(bb_panic->status, AR_PHY_BB_WD_DET_HANG); bb_panic->rdar = MS(bb_panic->status, AR_PHY_BB_WD_RADAR_SM); bb_panic->r_odfm = MS(bb_panic->status, AR_PHY_BB_WD_RX_OFDM_SM); bb_panic->r_cck = MS(bb_panic->status, AR_PHY_BB_WD_RX_CCK_SM); bb_panic->t_odfm = MS(bb_panic->status, AR_PHY_BB_WD_TX_OFDM_SM); bb_panic->t_cck = MS(bb_panic->status, AR_PHY_BB_WD_TX_CCK_SM); bb_panic->agc = MS(bb_panic->status, AR_PHY_BB_WD_AGC_SM); bb_panic->src = MS(bb_panic->status, AR_PHY_BB_WD_SRCH_SM); bb_panic->phy_panic_wd_ctl1 = OS_REG_READ(ah, AR_PHY_PANIC_WD_CTL_1); bb_panic->phy_panic_wd_ctl2 = OS_REG_READ(ah, AR_PHY_PANIC_WD_CTL_2); bb_panic->phy_gen_ctrl = OS_REG_READ(ah, AR_PHY_GEN_CTRL); bb_panic->rxc_pcnt = bb_panic->rxf_pcnt = bb_panic->txf_pcnt = 0; bb_panic->cycles = ar9300_get_mib_cycle_counts_pct(ah, &bb_panic->rxc_pcnt, &bb_panic->rxf_pcnt, &bb_panic->txf_pcnt); if (ah->ah_config.ath_hal_show_bb_panic) { ath_hal_printf(ah, "\n==== BB update: BB status=0x%08x, " "tsf=0x%08x ====\n", bb_panic->status, bb_panic->tsf); ath_hal_printf(ah, "** BB state: wd=%u det=%u rdar=%u rOFDM=%d " "rCCK=%u tOFDM=%u tCCK=%u agc=%u src=%u **\n", bb_panic->wd, bb_panic->det, bb_panic->rdar, bb_panic->r_odfm, bb_panic->r_cck, bb_panic->t_odfm, bb_panic->t_cck, bb_panic->agc, bb_panic->src); ath_hal_printf(ah, "** BB WD cntl: cntl1=0x%08x cntl2=0x%08x **\n", bb_panic->phy_panic_wd_ctl1, bb_panic->phy_panic_wd_ctl2); ath_hal_printf(ah, "** BB mode: BB_gen_controls=0x%08x **\n", bb_panic->phy_gen_ctrl); if (bb_panic->cycles) { ath_hal_printf(ah, "** BB busy times: rx_clear=%d%%, " "rx_frame=%d%%, tx_frame=%d%% **\n", bb_panic->rxc_pcnt, bb_panic->rxf_pcnt, bb_panic->txf_pcnt); } ath_hal_printf(ah, "==== BB update: done ====\n\n"); } return 0; //The returned data will be stored for athstats to retrieve it } /* set the reason for HAL reset */ void ar9300_set_hal_reset_reason(struct ath_hal *ah, u_int8_t resetreason) { AH9300(ah)->ah_reset_reason = resetreason; } /* * Configure 20/40 operation * * 20/40 = joint rx clear (control and extension) * 20 = rx clear (control) * * - NOTE: must stop MAC (tx) and requeue 40 MHz packets as 20 MHz * when changing from 20/40 => 20 only */ void ar9300_set_11n_mac2040(struct ath_hal *ah, HAL_HT_MACMODE mode) { u_int32_t macmode; /* Configure MAC for 20/40 operation */ if (mode == HAL_HT_MACMODE_2040 && !ah->ah_config.ath_hal_cwm_ignore_ext_cca) { macmode = AR_2040_JOINED_RX_CLEAR; } else { macmode = 0; } OS_REG_WRITE(ah, AR_2040_MODE, macmode); } /* * Get Rx clear (control/extension channel) * * Returns active low (busy) for ctrl/ext channel * Owl 2.0 */ HAL_HT_RXCLEAR ar9300_get_11n_rx_clear(struct ath_hal *ah) { HAL_HT_RXCLEAR rxclear = 0; u_int32_t val; val = OS_REG_READ(ah, AR_DIAG_SW); /* control channel */ if (val & AR_DIAG_RX_CLEAR_CTL_LOW) { rxclear |= HAL_RX_CLEAR_CTL_LOW; } /* extension channel */ if (val & AR_DIAG_RX_CLEAR_EXT_LOW) { rxclear |= HAL_RX_CLEAR_EXT_LOW; } return rxclear; } /* * Set Rx clear (control/extension channel) * * Useful for forcing the channel to appear busy for * debugging/diagnostics * Owl 2.0 */ void ar9300_set_11n_rx_clear(struct ath_hal *ah, HAL_HT_RXCLEAR rxclear) { /* control channel */ if (rxclear & HAL_RX_CLEAR_CTL_LOW) { OS_REG_SET_BIT(ah, AR_DIAG_SW, AR_DIAG_RX_CLEAR_CTL_LOW); } else { OS_REG_CLR_BIT(ah, AR_DIAG_SW, AR_DIAG_RX_CLEAR_CTL_LOW); } /* extension channel */ if (rxclear & HAL_RX_CLEAR_EXT_LOW) { OS_REG_SET_BIT(ah, AR_DIAG_SW, AR_DIAG_RX_CLEAR_EXT_LOW); } else { OS_REG_CLR_BIT(ah, AR_DIAG_SW, AR_DIAG_RX_CLEAR_EXT_LOW); } } /* * HAL support code for force ppm tracking workaround. */ u_int32_t ar9300_ppm_get_rssi_dump(struct ath_hal *ah) { u_int32_t retval; u_int32_t off1; u_int32_t off2; if (OS_REG_READ(ah, AR_PHY_ANALOG_SWAP) & AR_PHY_SWAP_ALT_CHAIN) { off1 = 0x2000; off2 = 0x1000; } else { off1 = 0x1000; off2 = 0x2000; } retval = ((0xff & OS_REG_READ(ah, AR_PHY_CHAN_INFO_GAIN_0 )) << 0) | ((0xff & OS_REG_READ(ah, AR_PHY_CHAN_INFO_GAIN_0 + off1)) << 8) | ((0xff & OS_REG_READ(ah, AR_PHY_CHAN_INFO_GAIN_0 + off2)) << 16); return retval; } u_int32_t ar9300_ppm_force(struct ath_hal *ah) { u_int32_t data_fine; u_int32_t data4; //u_int32_t off1; //u_int32_t off2; HAL_BOOL signed_val = AH_FALSE; // if (OS_REG_READ(ah, AR_PHY_ANALOG_SWAP) & AR_PHY_SWAP_ALT_CHAIN) { // off1 = 0x2000; // off2 = 0x1000; // } else { // off1 = 0x1000; // off2 = 0x2000; // } data_fine = AR_PHY_CHAN_INFO_GAIN_DIFF_PPM_MASK & OS_REG_READ(ah, AR_PHY_CHNINFO_GAINDIFF); /* * bit [11-0] is new ppm value. bit 11 is the signed bit. * So check value from bit[10:0]. * Now get the abs val of the ppm value read in bit[0:11]. * After that do bound check on abs value. * if value is off limit, CAP the value and and restore signed bit. */ if (data_fine & AR_PHY_CHAN_INFO_GAIN_DIFF_PPM_SIGNED_BIT) { /* get the positive value */ data_fine = (~data_fine + 1) & AR_PHY_CHAN_INFO_GAIN_DIFF_PPM_MASK; signed_val = AH_TRUE; } if (data_fine > AR_PHY_CHAN_INFO_GAIN_DIFF_UPPER_LIMIT) { HALDEBUG(ah, HAL_DEBUG_REGIO, "%s Correcting ppm out of range %x\n", __func__, (data_fine & 0x7ff)); data_fine = AR_PHY_CHAN_INFO_GAIN_DIFF_UPPER_LIMIT; } /* * Restore signed value if changed above. * Use typecast to avoid compilation errors */ if (signed_val) { data_fine = (-(int32_t)data_fine) & AR_PHY_CHAN_INFO_GAIN_DIFF_PPM_MASK; } /* write value */ data4 = OS_REG_READ(ah, AR_PHY_TIMING2) & ~(AR_PHY_TIMING2_USE_FORCE_PPM | AR_PHY_TIMING2_FORCE_PPM_VAL); OS_REG_WRITE(ah, AR_PHY_TIMING2, data4 | data_fine | AR_PHY_TIMING2_USE_FORCE_PPM); return data_fine; } void ar9300_ppm_un_force(struct ath_hal *ah) { u_int32_t data4; data4 = OS_REG_READ(ah, AR_PHY_TIMING2) & ~AR_PHY_TIMING2_USE_FORCE_PPM; OS_REG_WRITE(ah, AR_PHY_TIMING2, data4); } u_int32_t ar9300_ppm_arm_trigger(struct ath_hal *ah) { u_int32_t val; u_int32_t ret; val = OS_REG_READ(ah, AR_PHY_CHAN_INFO_MEMORY); ret = OS_REG_READ(ah, AR_TSF_L32); OS_REG_WRITE(ah, AR_PHY_CHAN_INFO_MEMORY, val | AR_PHY_CHAN_INFO_MEMORY_CAPTURE_MASK); /* return low word of TSF at arm time */ return ret; } int ar9300_ppm_get_trigger(struct ath_hal *ah) { if (OS_REG_READ(ah, AR_PHY_CHAN_INFO_MEMORY) & AR_PHY_CHAN_INFO_MEMORY_CAPTURE_MASK) { /* has not triggered yet, return AH_FALSE */ return 0; } /* else triggered, return AH_TRUE */ return 1; } void ar9300_mark_phy_inactive(struct ath_hal *ah) { OS_REG_WRITE(ah, AR_PHY_ACTIVE, AR_PHY_ACTIVE_DIS); } /* DEBUG */ u_int32_t ar9300_ppm_get_force_state(struct ath_hal *ah) { return OS_REG_READ(ah, AR_PHY_TIMING2) & (AR_PHY_TIMING2_USE_FORCE_PPM | AR_PHY_TIMING2_FORCE_PPM_VAL); } /* * Return the Cycle counts for rx_frame, rx_clear, and tx_frame */ HAL_BOOL ar9300_get_mib_cycle_counts(struct ath_hal *ah, HAL_SURVEY_SAMPLE *hs) { /* * XXX FreeBSD todo: reimplement this */ #if 0 p_cnts->tx_frame_count = OS_REG_READ(ah, AR_TFCNT); p_cnts->rx_frame_count = OS_REG_READ(ah, AR_RFCNT); p_cnts->rx_clear_count = OS_REG_READ(ah, AR_RCCNT); p_cnts->cycle_count = OS_REG_READ(ah, AR_CCCNT); p_cnts->is_tx_active = (OS_REG_READ(ah, AR_TFCNT) == p_cnts->tx_frame_count) ? AH_FALSE : AH_TRUE; p_cnts->is_rx_active = (OS_REG_READ(ah, AR_RFCNT) == p_cnts->rx_frame_count) ? AH_FALSE : AH_TRUE; #endif return AH_FALSE; } void ar9300_clear_mib_counters(struct ath_hal *ah) { u_int32_t reg_val; reg_val = OS_REG_READ(ah, AR_MIBC); OS_REG_WRITE(ah, AR_MIBC, reg_val | AR_MIBC_CMC); OS_REG_WRITE(ah, AR_MIBC, reg_val & ~AR_MIBC_CMC); } /* Enable or Disable RIFS Rx capability as part of SW WAR for Bug 31602 */ HAL_BOOL ar9300_set_rifs_delay(struct ath_hal *ah, HAL_BOOL enable) { struct ath_hal_9300 *ahp = AH9300(ah); HAL_CHANNEL_INTERNAL *ichan = ath_hal_checkchannel(ah, AH_PRIVATE(ah)->ah_curchan); HAL_BOOL is_chan_2g = IS_CHAN_2GHZ(ichan); u_int32_t tmp = 0; if (enable) { if (ahp->ah_rifs_enabled == AH_TRUE) { return AH_TRUE; } OS_REG_WRITE(ah, AR_PHY_SEARCH_START_DELAY, ahp->ah_rifs_reg[0]); OS_REG_WRITE(ah, AR_PHY_RIFS_SRCH, ahp->ah_rifs_reg[1]); ahp->ah_rifs_enabled = AH_TRUE; OS_MEMZERO(ahp->ah_rifs_reg, sizeof(ahp->ah_rifs_reg)); } else { if (ahp->ah_rifs_enabled == AH_TRUE) { ahp->ah_rifs_reg[0] = OS_REG_READ(ah, AR_PHY_SEARCH_START_DELAY); ahp->ah_rifs_reg[1] = OS_REG_READ(ah, AR_PHY_RIFS_SRCH); } /* Change rifs init delay to 0 */ OS_REG_WRITE(ah, AR_PHY_RIFS_SRCH, (ahp->ah_rifs_reg[1] & ~(AR_PHY_RIFS_INIT_DELAY))); tmp = 0xfffff000 & OS_REG_READ(ah, AR_PHY_SEARCH_START_DELAY); if (is_chan_2g) { if (IEEE80211_IS_CHAN_HT40(AH_PRIVATE(ah)->ah_curchan)) { OS_REG_WRITE(ah, AR_PHY_SEARCH_START_DELAY, tmp | 500); } else { /* Sowl 2G HT-20 default is 0x134 for search start delay */ OS_REG_WRITE(ah, AR_PHY_SEARCH_START_DELAY, tmp | 250); } } else { if (IEEE80211_IS_CHAN_HT40(AH_PRIVATE(ah)->ah_curchan)) { OS_REG_WRITE(ah, AR_PHY_SEARCH_START_DELAY, tmp | 0x370); } else { /* Sowl 5G HT-20 default is 0x1b8 for search start delay */ OS_REG_WRITE(ah, AR_PHY_SEARCH_START_DELAY, tmp | 0x1b8); } } ahp->ah_rifs_enabled = AH_FALSE; } return AH_TRUE; } /* ar9300_set_rifs_delay () */ /* Set the current RIFS Rx setting */ HAL_BOOL ar9300_set_11n_rx_rifs(struct ath_hal *ah, HAL_BOOL enable) { /* Non-Owl 11n chips */ if ((ath_hal_getcapability(ah, HAL_CAP_RIFS_RX, 0, AH_NULL) == HAL_OK)) { if (ar9300_get_capability(ah, HAL_CAP_LDPCWAR, 0, AH_NULL) == HAL_OK) { return ar9300_set_rifs_delay(ah, enable); } return AH_FALSE; } return AH_TRUE; } /* ar9300_set_11n_rx_rifs () */ static hal_mac_hangs_t ar9300_compare_dbg_hang(struct ath_hal *ah, mac_dbg_regs_t mac_dbg, hal_mac_hang_check_t hang_check, hal_mac_hangs_t hangs, u_int8_t *dcu_chain) { int i = 0; hal_mac_hangs_t found_hangs = 0; if (hangs & dcu_chain_state) { for (i = 0; i < 6; i++) { if (((mac_dbg.dma_dbg_4 >> (5 * i)) & 0x1f) == hang_check.dcu_chain_state) { found_hangs |= dcu_chain_state; *dcu_chain = i; } } for (i = 0; i < 4; i++) { if (((mac_dbg.dma_dbg_5 >> (5 * i)) & 0x1f) == hang_check.dcu_chain_state) { found_hangs |= dcu_chain_state; *dcu_chain = i + 6; } } } if (hangs & dcu_complete_state) { if ((mac_dbg.dma_dbg_6 & 0x3) == hang_check.dcu_complete_state) { found_hangs |= dcu_complete_state; } } return found_hangs; } /* end - ar9300_compare_dbg_hang */ #define NUM_STATUS_READS 50 HAL_BOOL ar9300_detect_mac_hang(struct ath_hal *ah) { struct ath_hal_9300 *ahp = AH9300(ah); mac_dbg_regs_t mac_dbg; hal_mac_hang_check_t hang_sig1_val = {0x6, 0x1, 0, 0, 0, 0, 0, 0}; hal_mac_hangs_t hang_sig1 = (dcu_chain_state | dcu_complete_state); int i = 0; u_int8_t dcu_chain = 0, current_dcu_chain_state, shift_val; if (!(ahp->ah_hang_wars & HAL_MAC_HANG_WAR)) { return AH_FALSE; } OS_MEMZERO(&mac_dbg, sizeof(mac_dbg)); mac_dbg.dma_dbg_4 = OS_REG_READ(ah, AR_DMADBG_4); mac_dbg.dma_dbg_5 = OS_REG_READ(ah, AR_DMADBG_5); mac_dbg.dma_dbg_6 = OS_REG_READ(ah, AR_DMADBG_6); HALDEBUG(ah, HAL_DEBUG_DFS, " dma regs: %X %X %X \n", mac_dbg.dma_dbg_4, mac_dbg.dma_dbg_5, mac_dbg.dma_dbg_6); if (hang_sig1 != ar9300_compare_dbg_hang(ah, mac_dbg, hang_sig1_val, hang_sig1, &dcu_chain)) { HALDEBUG(ah, HAL_DEBUG_DFS, " hang sig1 not found \n"); return AH_FALSE; } shift_val = (dcu_chain >= 6) ? (dcu_chain-6) : (dcu_chain); shift_val *= 5; for (i = 1; i <= NUM_STATUS_READS; i++) { if (dcu_chain < 6) { mac_dbg.dma_dbg_4 = OS_REG_READ(ah, AR_DMADBG_4); current_dcu_chain_state = ((mac_dbg.dma_dbg_4 >> shift_val) & 0x1f); } else { mac_dbg.dma_dbg_5 = OS_REG_READ(ah, AR_DMADBG_5); current_dcu_chain_state = ((mac_dbg.dma_dbg_5 >> shift_val) & 0x1f); } mac_dbg.dma_dbg_6 = OS_REG_READ(ah, AR_DMADBG_6); if (((mac_dbg.dma_dbg_6 & 0x3) != hang_sig1_val.dcu_complete_state) || (current_dcu_chain_state != hang_sig1_val.dcu_chain_state)) { return AH_FALSE; } } HALDEBUG(ah, HAL_DEBUG_DFS, "%s sig5count=%d sig6count=%d ", __func__, ahp->ah_hang[MAC_HANG_SIG1], ahp->ah_hang[MAC_HANG_SIG2]); ahp->ah_hang[MAC_HANG_SIG1]++; return AH_TRUE; } /* end - ar9300_detect_mac_hang */ /* Determine if the baseband is hung by reading the Observation Bus Register */ HAL_BOOL ar9300_detect_bb_hang(struct ath_hal *ah) { #define N(a) (sizeof(a) / sizeof(a[0])) struct ath_hal_9300 *ahp = AH9300(ah); u_int32_t hang_sig = 0; int i = 0; /* Check the PCU Observation Bus 1 register (0x806c) NUM_STATUS_READS times * * 4 known BB hang signatures - * [1] bits 8,9,11 are 0. State machine state (bits 25-31) is 0x1E * [2] bits 8,9 are 1, bit 11 is 0. State machine state (bits 25-31) is 0x52 * [3] bits 8,9 are 1, bit 11 is 0. State machine state (bits 25-31) is 0x18 * [4] bit 10 is 1, bit 11 is 0. WEP state (bits 12-17) is 0x2, * Rx State (bits 20-24) is 0x7. */ hal_hw_hang_check_t hang_list [] = { /* Offset Reg Value Reg Mask Hang Offset */ {AR_OBS_BUS_1, 0x1E000000, 0x7E000B00, BB_HANG_SIG1}, {AR_OBS_BUS_1, 0x52000B00, 0x7E000B00, BB_HANG_SIG2}, {AR_OBS_BUS_1, 0x18000B00, 0x7E000B00, BB_HANG_SIG3}, {AR_OBS_BUS_1, 0x00702400, 0x7E7FFFEF, BB_HANG_SIG4} }; if (!(ahp->ah_hang_wars & (HAL_RIFS_BB_HANG_WAR | HAL_DFS_BB_HANG_WAR | HAL_RX_STUCK_LOW_BB_HANG_WAR))) { return AH_FALSE; } hang_sig = OS_REG_READ(ah, AR_OBS_BUS_1); for (i = 1; i <= NUM_STATUS_READS; i++) { if (hang_sig != OS_REG_READ(ah, AR_OBS_BUS_1)) { return AH_FALSE; } } for (i = 0; i < N(hang_list); i++) { if ((hang_sig & hang_list[i].hang_mask) == hang_list[i].hang_val) { ahp->ah_hang[hang_list[i].hang_offset]++; HALDEBUG(ah, HAL_DEBUG_DFS, "%s sig1count=%d sig2count=%d " "sig3count=%d sig4count=%d\n", __func__, ahp->ah_hang[BB_HANG_SIG1], ahp->ah_hang[BB_HANG_SIG2], ahp->ah_hang[BB_HANG_SIG3], ahp->ah_hang[BB_HANG_SIG4]); return AH_TRUE; } } HALDEBUG(ah, HAL_DEBUG_DFS, "%s Found an unknown BB hang signature! " "<0x806c>=0x%x\n", __func__, hang_sig); return AH_FALSE; #undef N } /* end - ar9300_detect_bb_hang () */ #undef NUM_STATUS_READS HAL_STATUS ar9300_select_ant_config(struct ath_hal *ah, u_int32_t cfg) { struct ath_hal_9300 *ahp = AH9300(ah); const struct ieee80211_channel *chan = AH_PRIVATE(ah)->ah_curchan; HAL_CHANNEL_INTERNAL *ichan = ath_hal_checkchannel(ah, chan); const HAL_CAPABILITIES *p_cap = &AH_PRIVATE(ah)->ah_caps; u_int16_t ant_config; u_int32_t hal_num_ant_config; hal_num_ant_config = IS_CHAN_2GHZ(ichan) ? p_cap->halNumAntCfg2GHz: p_cap->halNumAntCfg5GHz; if (cfg < hal_num_ant_config) { if (HAL_OK == ar9300_eeprom_get_ant_cfg(ahp, chan, cfg, &ant_config)) { OS_REG_WRITE(ah, AR_PHY_SWITCH_COM, ant_config); return HAL_OK; } } return HAL_EINVAL; } /* * Functions to get/set DCS mode */ void ar9300_set_dcs_mode(struct ath_hal *ah, u_int32_t mode) { AH9300(ah)->ah_dcs_enable = mode; } u_int32_t ar9300_get_dcs_mode(struct ath_hal *ah) { return AH9300(ah)->ah_dcs_enable; } #if ATH_BT_COEX void ar9300_set_bt_coex_info(struct ath_hal *ah, HAL_BT_COEX_INFO *btinfo) { struct ath_hal_9300 *ahp = AH9300(ah); ahp->ah_bt_module = btinfo->bt_module; ahp->ah_bt_coex_config_type = btinfo->bt_coex_config; ahp->ah_bt_active_gpio_select = btinfo->bt_gpio_bt_active; ahp->ah_bt_priority_gpio_select = btinfo->bt_gpio_bt_priority; ahp->ah_wlan_active_gpio_select = btinfo->bt_gpio_wlan_active; ahp->ah_bt_active_polarity = btinfo->bt_active_polarity; ahp->ah_bt_coex_single_ant = btinfo->bt_single_ant; ahp->ah_bt_wlan_isolation = btinfo->bt_isolation; } void ar9300_bt_coex_config(struct ath_hal *ah, HAL_BT_COEX_CONFIG *btconf) { struct ath_hal_9300 *ahp = AH9300(ah); HAL_BOOL rx_clear_polarity; /* * For Kiwi and Osprey, the polarity of rx_clear is active high. * The bt_rxclear_polarity flag from ath_dev needs to be inverted. */ rx_clear_polarity = !btconf->bt_rxclear_polarity; ahp->ah_bt_coex_mode = (ahp->ah_bt_coex_mode & AR_BT_QCU_THRESH) | SM(btconf->bt_time_extend, AR_BT_TIME_EXTEND) | SM(btconf->bt_txstate_extend, AR_BT_TXSTATE_EXTEND) | SM(btconf->bt_txframe_extend, AR_BT_TX_FRAME_EXTEND) | SM(btconf->bt_mode, AR_BT_MODE) | SM(btconf->bt_quiet_collision, AR_BT_QUIET) | SM(rx_clear_polarity, AR_BT_RX_CLEAR_POLARITY) | SM(btconf->bt_priority_time, AR_BT_PRIORITY_TIME) | SM(btconf->bt_first_slot_time, AR_BT_FIRST_SLOT_TIME); ahp->ah_bt_coex_mode2 |= SM(btconf->bt_hold_rxclear, AR_BT_HOLD_RX_CLEAR); if (ahp->ah_bt_coex_single_ant == AH_FALSE) { /* Enable ACK to go out even though BT has higher priority. */ ahp->ah_bt_coex_mode2 |= AR_BT_DISABLE_BT_ANT; } } void ar9300_bt_coex_set_qcu_thresh(struct ath_hal *ah, int qnum) { struct ath_hal_9300 *ahp = AH9300(ah); /* clear the old value, then set the new value */ ahp->ah_bt_coex_mode &= ~AR_BT_QCU_THRESH; ahp->ah_bt_coex_mode |= SM(qnum, AR_BT_QCU_THRESH); } void ar9300_bt_coex_set_weights(struct ath_hal *ah, u_int32_t stomp_type) { struct ath_hal_9300 *ahp = AH9300(ah); ahp->ah_bt_coex_bt_weight[0] = AR9300_BT_WGHT; ahp->ah_bt_coex_bt_weight[1] = AR9300_BT_WGHT; ahp->ah_bt_coex_bt_weight[2] = AR9300_BT_WGHT; ahp->ah_bt_coex_bt_weight[3] = AR9300_BT_WGHT; switch (stomp_type) { case HAL_BT_COEX_STOMP_ALL: ahp->ah_bt_coex_wlan_weight[0] = AR9300_STOMP_ALL_WLAN_WGHT0; ahp->ah_bt_coex_wlan_weight[1] = AR9300_STOMP_ALL_WLAN_WGHT1; break; case HAL_BT_COEX_STOMP_LOW: ahp->ah_bt_coex_wlan_weight[0] = AR9300_STOMP_LOW_WLAN_WGHT0; ahp->ah_bt_coex_wlan_weight[1] = AR9300_STOMP_LOW_WLAN_WGHT1; break; case HAL_BT_COEX_STOMP_ALL_FORCE: ahp->ah_bt_coex_wlan_weight[0] = AR9300_STOMP_ALL_FORCE_WLAN_WGHT0; ahp->ah_bt_coex_wlan_weight[1] = AR9300_STOMP_ALL_FORCE_WLAN_WGHT1; break; case HAL_BT_COEX_STOMP_LOW_FORCE: ahp->ah_bt_coex_wlan_weight[0] = AR9300_STOMP_LOW_FORCE_WLAN_WGHT0; ahp->ah_bt_coex_wlan_weight[1] = AR9300_STOMP_LOW_FORCE_WLAN_WGHT1; break; case HAL_BT_COEX_STOMP_NONE: case HAL_BT_COEX_NO_STOMP: ahp->ah_bt_coex_wlan_weight[0] = AR9300_STOMP_NONE_WLAN_WGHT0; ahp->ah_bt_coex_wlan_weight[1] = AR9300_STOMP_NONE_WLAN_WGHT1; break; default: /* There is a force_weight from registry */ ahp->ah_bt_coex_wlan_weight[0] = stomp_type; ahp->ah_bt_coex_wlan_weight[1] = stomp_type; break; } } void ar9300_bt_coex_setup_bmiss_thresh(struct ath_hal *ah, u_int32_t thresh) { struct ath_hal_9300 *ahp = AH9300(ah); /* clear the old value, then set the new value */ ahp->ah_bt_coex_mode2 &= ~AR_BT_BCN_MISS_THRESH; ahp->ah_bt_coex_mode2 |= SM(thresh, AR_BT_BCN_MISS_THRESH); } static void ar9300_bt_coex_antenna_diversity(struct ath_hal *ah, u_int32_t value) { struct ath_hal_9300 *ahp = AH9300(ah); #if ATH_ANT_DIV_COMB //struct ath_hal_private *ahpriv = AH_PRIVATE(ah); const struct ieee80211_channel *chan = AH_PRIVATE(ah)->ah_curchan; #endif HALDEBUG(ah, HAL_DEBUG_BT_COEX, "%s: called, value=%d\n", __func__, value); if (ahp->ah_bt_coex_flag & HAL_BT_COEX_FLAG_ANT_DIV_ALLOW) { if (ahp->ah_diversity_control == HAL_ANT_VARIABLE) { /* Config antenna diversity */ #if ATH_ANT_DIV_COMB ar9300_ant_ctrl_set_lna_div_use_bt_ant(ah, value, chan); #endif } } } void ar9300_bt_coex_set_parameter(struct ath_hal *ah, u_int32_t type, u_int32_t value) { struct ath_hal_9300 *ahp = AH9300(ah); struct ath_hal_private *ahpriv = AH_PRIVATE(ah); switch (type) { case HAL_BT_COEX_SET_ACK_PWR: if (value) { ahp->ah_bt_coex_flag |= HAL_BT_COEX_FLAG_LOW_ACK_PWR; } else { ahp->ah_bt_coex_flag &= ~HAL_BT_COEX_FLAG_LOW_ACK_PWR; } ar9300_set_tx_power_limit(ah, ahpriv->ah_powerLimit, ahpriv->ah_extraTxPow, 0); break; case HAL_BT_COEX_ANTENNA_DIVERSITY: if (AR_SREV_POSEIDON(ah) || AR_SREV_APHRODITE(ah)) { ahp->ah_bt_coex_flag |= HAL_BT_COEX_FLAG_ANT_DIV_ALLOW; if (value) { ahp->ah_bt_coex_flag |= HAL_BT_COEX_FLAG_ANT_DIV_ENABLE; } else { ahp->ah_bt_coex_flag &= ~HAL_BT_COEX_FLAG_ANT_DIV_ENABLE; } ar9300_bt_coex_antenna_diversity(ah, value); } break; case HAL_BT_COEX_LOWER_TX_PWR: if (value) { ahp->ah_bt_coex_flag |= HAL_BT_COEX_FLAG_LOWER_TX_PWR; } else { ahp->ah_bt_coex_flag &= ~HAL_BT_COEX_FLAG_LOWER_TX_PWR; } ar9300_set_tx_power_limit(ah, ahpriv->ah_powerLimit, ahpriv->ah_extraTxPow, 0); break; #if ATH_SUPPORT_MCI case HAL_BT_COEX_MCI_MAX_TX_PWR: if ((ah->ah_config.ath_hal_mci_config & ATH_MCI_CONFIG_CONCUR_TX) == ATH_MCI_CONCUR_TX_SHARED_CHN) { if (value) { ahp->ah_bt_coex_flag |= HAL_BT_COEX_FLAG_MCI_MAX_TX_PWR; ahp->ah_mci_concur_tx_en = AH_TRUE; } else { ahp->ah_bt_coex_flag &= ~HAL_BT_COEX_FLAG_MCI_MAX_TX_PWR; ahp->ah_mci_concur_tx_en = AH_FALSE; } ar9300_set_tx_power_limit(ah, ahpriv->ah_powerLimit, ahpriv->ah_extraTxPow, 0); } HALDEBUG(ah, HAL_DEBUG_BT_COEX, "(MCI) concur_tx_en = %d\n", ahp->ah_mci_concur_tx_en); break; case HAL_BT_COEX_MCI_FTP_STOMP_RX: if (value) { ahp->ah_bt_coex_flag |= HAL_BT_COEX_FLAG_MCI_FTP_STOMP_RX; } else { ahp->ah_bt_coex_flag &= ~HAL_BT_COEX_FLAG_MCI_FTP_STOMP_RX; } break; #endif default: break; } } void ar9300_bt_coex_disable(struct ath_hal *ah) { struct ath_hal_9300 *ahp = AH9300(ah); /* Always drive rx_clear_external output as 0 */ ath_hal_gpioCfgOutput(ah, ahp->ah_wlan_active_gpio_select, HAL_GPIO_OUTPUT_MUX_AS_OUTPUT); if (ahp->ah_bt_coex_single_ant == AH_TRUE) { OS_REG_RMW_FIELD(ah, AR_QUIET1, AR_QUIET1_QUIET_ACK_CTS_ENABLE, 1); OS_REG_RMW_FIELD(ah, AR_PCU_MISC, AR_PCU_BT_ANT_PREVENT_RX, 0); } OS_REG_WRITE(ah, AR_BT_COEX_MODE, AR_BT_QUIET | AR_BT_MODE); OS_REG_WRITE(ah, AR_BT_COEX_MODE2, 0); OS_REG_WRITE(ah, AR_BT_COEX_WL_WEIGHTS0, 0); OS_REG_WRITE(ah, AR_BT_COEX_WL_WEIGHTS1, 0); OS_REG_WRITE(ah, AR_BT_COEX_BT_WEIGHTS0, 0); OS_REG_WRITE(ah, AR_BT_COEX_BT_WEIGHTS1, 0); OS_REG_WRITE(ah, AR_BT_COEX_BT_WEIGHTS2, 0); OS_REG_WRITE(ah, AR_BT_COEX_BT_WEIGHTS3, 0); ahp->ah_bt_coex_enabled = AH_FALSE; } int ar9300_bt_coex_enable(struct ath_hal *ah) { struct ath_hal_9300 *ahp = AH9300(ah); /* Program coex mode and weight registers to actually enable coex */ OS_REG_WRITE(ah, AR_BT_COEX_MODE, ahp->ah_bt_coex_mode); OS_REG_WRITE(ah, AR_BT_COEX_MODE2, ahp->ah_bt_coex_mode2); OS_REG_WRITE(ah, AR_BT_COEX_WL_WEIGHTS0, ahp->ah_bt_coex_wlan_weight[0]); OS_REG_WRITE(ah, AR_BT_COEX_WL_WEIGHTS1, ahp->ah_bt_coex_wlan_weight[1]); OS_REG_WRITE(ah, AR_BT_COEX_BT_WEIGHTS0, ahp->ah_bt_coex_bt_weight[0]); OS_REG_WRITE(ah, AR_BT_COEX_BT_WEIGHTS1, ahp->ah_bt_coex_bt_weight[1]); OS_REG_WRITE(ah, AR_BT_COEX_BT_WEIGHTS2, ahp->ah_bt_coex_bt_weight[2]); OS_REG_WRITE(ah, AR_BT_COEX_BT_WEIGHTS3, ahp->ah_bt_coex_bt_weight[3]); if (ahp->ah_bt_coex_flag & HAL_BT_COEX_FLAG_LOW_ACK_PWR) { OS_REG_WRITE(ah, AR_TPC, HAL_BT_COEX_LOW_ACK_POWER); } else { OS_REG_WRITE(ah, AR_TPC, HAL_BT_COEX_HIGH_ACK_POWER); } OS_REG_RMW_FIELD(ah, AR_QUIET1, AR_QUIET1_QUIET_ACK_CTS_ENABLE, 1); if (ahp->ah_bt_coex_single_ant == AH_TRUE) { OS_REG_RMW_FIELD(ah, AR_PCU_MISC, AR_PCU_BT_ANT_PREVENT_RX, 1); } else { OS_REG_RMW_FIELD(ah, AR_PCU_MISC, AR_PCU_BT_ANT_PREVENT_RX, 0); } if (ahp->ah_bt_coex_config_type == HAL_BT_COEX_CFG_3WIRE) { /* For 3-wire, configure the desired GPIO port for rx_clear */ ath_hal_gpioCfgOutput(ah, ahp->ah_wlan_active_gpio_select, HAL_GPIO_OUTPUT_MUX_AS_WLAN_ACTIVE); } else if ((ahp->ah_bt_coex_config_type >= HAL_BT_COEX_CFG_2WIRE_2CH) && (ahp->ah_bt_coex_config_type <= HAL_BT_COEX_CFG_2WIRE_CH0)) { /* For 2-wire, configure the desired GPIO port for TX_FRAME output */ ath_hal_gpioCfgOutput(ah, ahp->ah_wlan_active_gpio_select, HAL_GPIO_OUTPUT_MUX_AS_TX_FRAME); } /* * Enable a weak pull down on BT_ACTIVE. * When BT device is disabled, BT_ACTIVE might be floating. */ OS_REG_RMW(ah, AR_HOSTIF_REG(ah, AR_GPIO_PDPU), (AR_GPIO_PULL_DOWN << (ahp->ah_bt_active_gpio_select * 2)), (AR_GPIO_PDPU_OPTION << (ahp->ah_bt_active_gpio_select * 2))); ahp->ah_bt_coex_enabled = AH_TRUE; return 0; } u_int32_t ar9300_get_bt_active_gpio(struct ath_hal *ah, u_int32_t reg) { return 0; } u_int32_t ar9300_get_wlan_active_gpio(struct ath_hal *ah, u_int32_t reg,u_int32_t bOn) { return bOn; } void ar9300_init_bt_coex(struct ath_hal *ah) { struct ath_hal_9300 *ahp = AH9300(ah); if (ahp->ah_bt_coex_config_type == HAL_BT_COEX_CFG_3WIRE) { OS_REG_SET_BIT(ah, AR_HOSTIF_REG(ah, AR_GPIO_INPUT_EN_VAL), (AR_GPIO_INPUT_EN_VAL_BT_PRIORITY_BB | AR_GPIO_INPUT_EN_VAL_BT_ACTIVE_BB)); /* * Set input mux for bt_prority_async and * bt_active_async to GPIO pins */ OS_REG_RMW_FIELD(ah, AR_HOSTIF_REG(ah, AR_GPIO_INPUT_MUX1), AR_GPIO_INPUT_MUX1_BT_ACTIVE, ahp->ah_bt_active_gpio_select); OS_REG_RMW_FIELD(ah, AR_HOSTIF_REG(ah, AR_GPIO_INPUT_MUX1), AR_GPIO_INPUT_MUX1_BT_PRIORITY, ahp->ah_bt_priority_gpio_select); /* Configure the desired GPIO ports for input */ ath_hal_gpioCfgInput(ah, ahp->ah_bt_active_gpio_select); ath_hal_gpioCfgInput(ah, ahp->ah_bt_priority_gpio_select); if (ahp->ah_bt_coex_enabled) { ar9300_bt_coex_enable(ah); } else { ar9300_bt_coex_disable(ah); } } else if ((ahp->ah_bt_coex_config_type >= HAL_BT_COEX_CFG_2WIRE_2CH) && (ahp->ah_bt_coex_config_type <= HAL_BT_COEX_CFG_2WIRE_CH0)) { /* 2-wire */ if (ahp->ah_bt_coex_enabled) { /* Connect bt_active_async to baseband */ OS_REG_CLR_BIT(ah, AR_HOSTIF_REG(ah, AR_GPIO_INPUT_EN_VAL), (AR_GPIO_INPUT_EN_VAL_BT_PRIORITY_DEF | AR_GPIO_INPUT_EN_VAL_BT_FREQUENCY_DEF)); OS_REG_SET_BIT(ah, AR_HOSTIF_REG(ah, AR_GPIO_INPUT_EN_VAL), AR_GPIO_INPUT_EN_VAL_BT_ACTIVE_BB); /* * Set input mux for bt_prority_async and * bt_active_async to GPIO pins */ OS_REG_RMW_FIELD(ah, AR_HOSTIF_REG(ah, AR_GPIO_INPUT_MUX1), AR_GPIO_INPUT_MUX1_BT_ACTIVE, ahp->ah_bt_active_gpio_select); /* Configure the desired GPIO ports for input */ ath_hal_gpioCfgInput(ah, ahp->ah_bt_active_gpio_select); /* Enable coexistence on initialization */ ar9300_bt_coex_enable(ah); } } #if ATH_SUPPORT_MCI else if (ahp->ah_bt_coex_config_type == HAL_BT_COEX_CFG_MCI) { if (ahp->ah_bt_coex_enabled) { ar9300_mci_bt_coex_enable(ah); } else { ar9300_mci_bt_coex_disable(ah); } } #endif /* ATH_SUPPORT_MCI */ } #endif /* ATH_BT_COEX */ HAL_STATUS ar9300_set_proxy_sta(struct ath_hal *ah, HAL_BOOL enable) { u_int32_t val; int wasp_mm_rev; #define AR_SOC_RST_REVISION_ID 0xB8060090 #define REG_READ(_reg) *((volatile u_int32_t *)(_reg)) wasp_mm_rev = (REG_READ(AR_SOC_RST_REVISION_ID) & AR_SREV_REVISION_WASP_MINOR_MINOR_MASK) >> AR_SREV_REVISION_WASP_MINOR_MINOR_SHIFT; #undef AR_SOC_RST_REVISION_ID #undef REG_READ /* * Azimuth (ProxySTA) Mode is only supported correctly by * Peacock or WASP 1.3.0.1 or later (hopefully) chips. * * Enable this feature for Scorpion at this time. The silicon * still needs to be validated. */ if (!(AH_PRIVATE((ah))->ah_macVersion == AR_SREV_VERSION_AR9580) && !(AH_PRIVATE((ah))->ah_macVersion == AR_SREV_VERSION_SCORPION) && !((AH_PRIVATE((ah))->ah_macVersion == AR_SREV_VERSION_WASP) && ((AH_PRIVATE((ah))->ah_macRev > AR_SREV_REVISION_WASP_13) || (AH_PRIVATE((ah))->ah_macRev == AR_SREV_REVISION_WASP_13 && wasp_mm_rev >= 0 /* 1 */)))) { HALDEBUG(ah, HAL_DEBUG_UNMASKABLE, "%s error: current chip (ver 0x%x, " "rev 0x%x, minor minor rev 0x%x) cannot support Azimuth Mode\n", __func__, AH_PRIVATE((ah))->ah_macVersion, AH_PRIVATE((ah))->ah_macRev, wasp_mm_rev); return HAL_ENOTSUPP; } OS_REG_WRITE(ah, AR_MAC_PCU_LOGIC_ANALYZER, AR_MAC_PCU_LOGIC_ANALYZER_PSTABUG75996); /* turn on mode bit[24] for proxy sta */ OS_REG_WRITE(ah, AR_PCU_MISC_MODE2, OS_REG_READ(ah, AR_PCU_MISC_MODE2) | AR_PCU_MISC_MODE2_PROXY_STA); val = OS_REG_READ(ah, AR_AZIMUTH_MODE); if (enable) { val |= AR_AZIMUTH_KEY_SEARCH_AD1 | AR_AZIMUTH_CTS_MATCH_TX_AD2 | AR_AZIMUTH_BA_USES_AD1; /* turn off filter pass hold (bit 9) */ val &= ~AR_AZIMUTH_FILTER_PASS_HOLD; } else { val &= ~(AR_AZIMUTH_KEY_SEARCH_AD1 | AR_AZIMUTH_CTS_MATCH_TX_AD2 | AR_AZIMUTH_BA_USES_AD1); } OS_REG_WRITE(ah, AR_AZIMUTH_MODE, val); /* enable promiscous mode */ OS_REG_WRITE(ah, AR_RX_FILTER, OS_REG_READ(ah, AR_RX_FILTER) | HAL_RX_FILTER_PROM); /* enable promiscous in azimuth mode */ OS_REG_WRITE(ah, AR_PCU_MISC_MODE2, AR_PCU_MISC_MODE2_PROM_VC_MODE); OS_REG_WRITE(ah, AR_MAC_PCU_LOGIC_ANALYZER, AR_MAC_PCU_LOGIC_ANALYZER_VC_MODE); /* turn on filter pass hold (bit 9) */ OS_REG_WRITE(ah, AR_AZIMUTH_MODE, OS_REG_READ(ah, AR_AZIMUTH_MODE) | AR_AZIMUTH_FILTER_PASS_HOLD); return HAL_OK; } #if 0 void ar9300_mat_enable(struct ath_hal *ah, int enable) { /* * MAT (s/w ProxySTA) implementation requires to turn off interrupt * mitigation and turn on key search always for better performance. */ struct ath_hal_9300 *ahp = AH9300(ah); struct ath_hal_private *ap = AH_PRIVATE(ah); ahp->ah_intr_mitigation_rx = !enable; if (ahp->ah_intr_mitigation_rx) { /* * Enable Interrupt Mitigation for Rx. * If no build-specific limits for the rx interrupt mitigation * timer have been specified, use conservative defaults. */ #ifndef AH_RIMT_VAL_LAST #define AH_RIMT_LAST_MICROSEC 500 #endif #ifndef AH_RIMT_VAL_FIRST #define AH_RIMT_FIRST_MICROSEC 2000 #endif OS_REG_RMW_FIELD(ah, AR_RIMT, AR_RIMT_LAST, AH_RIMT_LAST_MICROSEC); OS_REG_RMW_FIELD(ah, AR_RIMT, AR_RIMT_FIRST, AH_RIMT_FIRST_MICROSEC); } else { OS_REG_WRITE(ah, AR_RIMT, 0); } ahp->ah_enable_keysearch_always = !!enable; ar9300_enable_keysearch_always(ah, ahp->ah_enable_keysearch_always); } #endif void ar9300_enable_tpc(struct ath_hal *ah) { u_int32_t val = 0; ah->ah_config.ath_hal_desc_tpc = 1; /* Enable TPC */ OS_REG_RMW_FIELD(ah, AR_PHY_PWRTX_MAX, AR_PHY_PER_PACKET_POWERTX_MAX, 1); /* * Disable per chain power reduction since we are already * accounting for this in our calculations */ val = OS_REG_READ(ah, AR_PHY_POWER_TX_SUB); if (AR_SREV_WASP(ah)) { OS_REG_WRITE(ah, AR_PHY_POWER_TX_SUB, val & AR_PHY_POWER_TX_SUB_2_DISABLE); } else { OS_REG_WRITE(ah, AR_PHY_POWER_TX_SUB, val & AR_PHY_POWER_TX_SUB_3_DISABLE); } } /* * ar9300_force_tsf_sync * This function forces the TSF sync to the given bssid, this is implemented * as a temp hack to get the AoW demo, and is primarily used in the WDS client * mode of operation, where we sync the TSF to RootAP TSF values */ void ar9300_force_tsf_sync(struct ath_hal *ah, const u_int8_t *bssid, u_int16_t assoc_id) { ar9300_set_operating_mode(ah, HAL_M_STA); ar9300_write_associd(ah, bssid, assoc_id); } void ar9300_chk_rssi_update_tx_pwr(struct ath_hal *ah, int rssi) { struct ath_hal_9300 *ahp = AH9300(ah); u_int32_t temp_obdb_reg_val = 0, temp_tcp_reg_val; u_int32_t temp_powertx_rate9_reg_val; int8_t olpc_power_offset = 0; int8_t tmp_olpc_val = 0; HAL_RSSI_TX_POWER old_greentx_status; u_int8_t target_power_val_t[ar9300_rate_size]; int8_t tmp_rss1_thr1, tmp_rss1_thr2; if ((AH_PRIVATE(ah)->ah_opmode != HAL_M_STA) || !ah->ah_config.ath_hal_sta_update_tx_pwr_enable) { return; } old_greentx_status = AH9300(ah)->green_tx_status; if (ahp->ah_hw_green_tx_enable) { tmp_rss1_thr1 = AR9485_HW_GREEN_TX_THRES1_DB; tmp_rss1_thr2 = AR9485_HW_GREEN_TX_THRES2_DB; } else { tmp_rss1_thr1 = WB225_SW_GREEN_TX_THRES1_DB; tmp_rss1_thr2 = WB225_SW_GREEN_TX_THRES2_DB; } if ((ah->ah_config.ath_hal_sta_update_tx_pwr_enable_S1) && (rssi > tmp_rss1_thr1)) { if (old_greentx_status != HAL_RSSI_TX_POWER_SHORT) { AH9300(ah)->green_tx_status = HAL_RSSI_TX_POWER_SHORT; } } else if (ah->ah_config.ath_hal_sta_update_tx_pwr_enable_S2 && (rssi > tmp_rss1_thr2)) { if (old_greentx_status != HAL_RSSI_TX_POWER_MIDDLE) { AH9300(ah)->green_tx_status = HAL_RSSI_TX_POWER_MIDDLE; } } else if (ah->ah_config.ath_hal_sta_update_tx_pwr_enable_S3) { if (old_greentx_status != HAL_RSSI_TX_POWER_LONG) { AH9300(ah)->green_tx_status = HAL_RSSI_TX_POWER_LONG; } } /* If status is not change, don't do anything */ if (old_greentx_status == AH9300(ah)->green_tx_status) { return; } /* for Poseidon which ath_hal_sta_update_tx_pwr_enable is enabled */ if ((AH9300(ah)->green_tx_status != HAL_RSSI_TX_POWER_NONE) && AR_SREV_POSEIDON(ah)) { if (ahp->ah_hw_green_tx_enable) { switch (AH9300(ah)->green_tx_status) { case HAL_RSSI_TX_POWER_SHORT: /* 1. TxPower Config */ OS_MEMCPY(target_power_val_t, ar9485_hw_gtx_tp_distance_short, sizeof(target_power_val_t)); /* 1.1 Store OLPC Delta Calibration Offset*/ olpc_power_offset = 0; /* 2. Store OB/DB */ /* 3. Store TPC settting */ temp_tcp_reg_val = (SM(14, AR_TPC_ACK) | SM(14, AR_TPC_CTS) | SM(14, AR_TPC_CHIRP) | SM(14, AR_TPC_RPT)); /* 4. Store BB_powertx_rate9 value */ temp_powertx_rate9_reg_val = AR9485_BBPWRTXRATE9_HW_GREEN_TX_SHORT_VALUE; break; case HAL_RSSI_TX_POWER_MIDDLE: /* 1. TxPower Config */ OS_MEMCPY(target_power_val_t, ar9485_hw_gtx_tp_distance_middle, sizeof(target_power_val_t)); /* 1.1 Store OLPC Delta Calibration Offset*/ olpc_power_offset = 0; /* 2. Store OB/DB */ /* 3. Store TPC settting */ temp_tcp_reg_val = (SM(18, AR_TPC_ACK) | SM(18, AR_TPC_CTS) | SM(18, AR_TPC_CHIRP) | SM(18, AR_TPC_RPT)); /* 4. Store BB_powertx_rate9 value */ temp_powertx_rate9_reg_val = AR9485_BBPWRTXRATE9_HW_GREEN_TX_MIDDLE_VALUE; break; case HAL_RSSI_TX_POWER_LONG: default: /* 1. TxPower Config */ OS_MEMCPY(target_power_val_t, ahp->ah_default_tx_power, sizeof(target_power_val_t)); /* 1.1 Store OLPC Delta Calibration Offset*/ olpc_power_offset = 0; /* 2. Store OB/DB1/DB2 */ /* 3. Store TPC settting */ temp_tcp_reg_val = AH9300(ah)->ah_ob_db1[POSEIDON_STORED_REG_TPC]; /* 4. Store BB_powertx_rate9 value */ temp_powertx_rate9_reg_val = AH9300(ah)->ah_ob_db1[POSEIDON_STORED_REG_BB_PWRTX_RATE9]; break; } } else { switch (AH9300(ah)->green_tx_status) { case HAL_RSSI_TX_POWER_SHORT: /* 1. TxPower Config */ OS_MEMCPY(target_power_val_t, wb225_sw_gtx_tp_distance_short, sizeof(target_power_val_t)); /* 1.1 Store OLPC Delta Calibration Offset*/ olpc_power_offset = wb225_gtx_olpc_cal_offset[WB225_OB_GREEN_TX_SHORT_VALUE] - wb225_gtx_olpc_cal_offset[WB225_OB_CALIBRATION_VALUE]; /* 2. Store OB/DB */ temp_obdb_reg_val = AH9300(ah)->ah_ob_db1[POSEIDON_STORED_REG_OBDB]; temp_obdb_reg_val &= ~(AR_PHY_65NM_CH0_TXRF2_DB2G | AR_PHY_65NM_CH0_TXRF2_OB2G_CCK | AR_PHY_65NM_CH0_TXRF2_OB2G_PSK | AR_PHY_65NM_CH0_TXRF2_OB2G_QAM); temp_obdb_reg_val |= (SM(5, AR_PHY_65NM_CH0_TXRF2_DB2G) | SM(WB225_OB_GREEN_TX_SHORT_VALUE, AR_PHY_65NM_CH0_TXRF2_OB2G_CCK) | SM(WB225_OB_GREEN_TX_SHORT_VALUE, AR_PHY_65NM_CH0_TXRF2_OB2G_PSK) | SM(WB225_OB_GREEN_TX_SHORT_VALUE, AR_PHY_65NM_CH0_TXRF2_OB2G_QAM)); /* 3. Store TPC settting */ temp_tcp_reg_val = (SM(6, AR_TPC_ACK) | SM(6, AR_TPC_CTS) | SM(6, AR_TPC_CHIRP) | SM(6, AR_TPC_RPT)); /* 4. Store BB_powertx_rate9 value */ temp_powertx_rate9_reg_val = WB225_BBPWRTXRATE9_SW_GREEN_TX_SHORT_VALUE; break; case HAL_RSSI_TX_POWER_MIDDLE: /* 1. TxPower Config */ OS_MEMCPY(target_power_val_t, wb225_sw_gtx_tp_distance_middle, sizeof(target_power_val_t)); /* 1.1 Store OLPC Delta Calibration Offset*/ olpc_power_offset = wb225_gtx_olpc_cal_offset[WB225_OB_GREEN_TX_MIDDLE_VALUE] - wb225_gtx_olpc_cal_offset[WB225_OB_CALIBRATION_VALUE]; /* 2. Store OB/DB */ temp_obdb_reg_val = AH9300(ah)->ah_ob_db1[POSEIDON_STORED_REG_OBDB]; temp_obdb_reg_val &= ~(AR_PHY_65NM_CH0_TXRF2_DB2G | AR_PHY_65NM_CH0_TXRF2_OB2G_CCK | AR_PHY_65NM_CH0_TXRF2_OB2G_PSK | AR_PHY_65NM_CH0_TXRF2_OB2G_QAM); temp_obdb_reg_val |= (SM(5, AR_PHY_65NM_CH0_TXRF2_DB2G) | SM(WB225_OB_GREEN_TX_MIDDLE_VALUE, AR_PHY_65NM_CH0_TXRF2_OB2G_CCK) | SM(WB225_OB_GREEN_TX_MIDDLE_VALUE, AR_PHY_65NM_CH0_TXRF2_OB2G_PSK) | SM(WB225_OB_GREEN_TX_MIDDLE_VALUE, AR_PHY_65NM_CH0_TXRF2_OB2G_QAM)); /* 3. Store TPC settting */ temp_tcp_reg_val = (SM(14, AR_TPC_ACK) | SM(14, AR_TPC_CTS) | SM(14, AR_TPC_CHIRP) | SM(14, AR_TPC_RPT)); /* 4. Store BB_powertx_rate9 value */ temp_powertx_rate9_reg_val = WB225_BBPWRTXRATE9_SW_GREEN_TX_MIDDLE_VALUE; break; case HAL_RSSI_TX_POWER_LONG: default: /* 1. TxPower Config */ OS_MEMCPY(target_power_val_t, ahp->ah_default_tx_power, sizeof(target_power_val_t)); /* 1.1 Store OLPC Delta Calibration Offset*/ olpc_power_offset = wb225_gtx_olpc_cal_offset[WB225_OB_GREEN_TX_LONG_VALUE] - wb225_gtx_olpc_cal_offset[WB225_OB_CALIBRATION_VALUE]; /* 2. Store OB/DB1/DB2 */ temp_obdb_reg_val = AH9300(ah)->ah_ob_db1[POSEIDON_STORED_REG_OBDB]; /* 3. Store TPC settting */ temp_tcp_reg_val = AH9300(ah)->ah_ob_db1[POSEIDON_STORED_REG_TPC]; /* 4. Store BB_powertx_rate9 value */ temp_powertx_rate9_reg_val = AH9300(ah)->ah_ob_db1[POSEIDON_STORED_REG_BB_PWRTX_RATE9]; break; } } /* 1.1 Do OLPC Delta Calibration Offset */ tmp_olpc_val = (int8_t) AH9300(ah)->ah_db2[POSEIDON_STORED_REG_G2_OLPC_OFFSET]; tmp_olpc_val += olpc_power_offset; OS_REG_RMW(ah, AR_PHY_TPC_11_B0, (tmp_olpc_val << AR_PHY_TPC_OLPC_GAIN_DELTA_S), AR_PHY_TPC_OLPC_GAIN_DELTA); /* 1.2 TxPower Config */ ar9300_transmit_power_reg_write(ah, target_power_val_t); /* 2. Config OB/DB */ if (!ahp->ah_hw_green_tx_enable) { OS_REG_WRITE(ah, AR_PHY_65NM_CH0_TXRF2, temp_obdb_reg_val); } /* 3. config TPC settting */ OS_REG_WRITE(ah, AR_TPC, temp_tcp_reg_val); /* 4. config BB_powertx_rate9 value */ OS_REG_WRITE(ah, AR_PHY_BB_POWERTX_RATE9, temp_powertx_rate9_reg_val); } } #if 0 void ar9300_get_vow_stats( struct ath_hal *ah, HAL_VOWSTATS* p_stats, u_int8_t vow_reg_flags) { if (vow_reg_flags & AR_REG_TX_FRM_CNT) { p_stats->tx_frame_count = OS_REG_READ(ah, AR_TFCNT); } if (vow_reg_flags & AR_REG_RX_FRM_CNT) { p_stats->rx_frame_count = OS_REG_READ(ah, AR_RFCNT); } if (vow_reg_flags & AR_REG_RX_CLR_CNT) { p_stats->rx_clear_count = OS_REG_READ(ah, AR_RCCNT); } if (vow_reg_flags & AR_REG_CYCLE_CNT) { p_stats->cycle_count = OS_REG_READ(ah, AR_CCCNT); } if (vow_reg_flags & AR_REG_EXT_CYCLE_CNT) { p_stats->ext_cycle_count = OS_REG_READ(ah, AR_EXTRCCNT); } } #endif /* * ar9300_is_skip_paprd_by_greentx * * This function check if we need to skip PAPRD tuning * when GreenTx in specific state. */ HAL_BOOL ar9300_is_skip_paprd_by_greentx(struct ath_hal *ah) { if (AR_SREV_POSEIDON(ah) && ah->ah_config.ath_hal_sta_update_tx_pwr_enable && ((AH9300(ah)->green_tx_status == HAL_RSSI_TX_POWER_SHORT) || (AH9300(ah)->green_tx_status == HAL_RSSI_TX_POWER_MIDDLE))) { return AH_TRUE; } return AH_FALSE; } void ar9300_control_signals_for_green_tx_mode(struct ath_hal *ah) { unsigned int valid_obdb_0_b0 = 0x2d; // 5,5 - dB[0:2],oB[5:3] unsigned int valid_obdb_1_b0 = 0x25; // 4,5 - dB[0:2],oB[5:3] unsigned int valid_obdb_2_b0 = 0x1d; // 3,5 - dB[0:2],oB[5:3] unsigned int valid_obdb_3_b0 = 0x15; // 2,5 - dB[0:2],oB[5:3] unsigned int valid_obdb_4_b0 = 0xd; // 1,5 - dB[0:2],oB[5:3] struct ath_hal_9300 *ahp = AH9300(ah); if (AR_SREV_POSEIDON(ah) && ahp->ah_hw_green_tx_enable) { OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_VALID_OBDB_POSEIDON, AR_PHY_PAPRD_VALID_OBDB_0, valid_obdb_0_b0); OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_VALID_OBDB_POSEIDON, AR_PHY_PAPRD_VALID_OBDB_1, valid_obdb_1_b0); OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_VALID_OBDB_POSEIDON, AR_PHY_PAPRD_VALID_OBDB_2, valid_obdb_2_b0); OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_VALID_OBDB_POSEIDON, AR_PHY_PAPRD_VALID_OBDB_3, valid_obdb_3_b0); OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_VALID_OBDB_POSEIDON, AR_PHY_PAPRD_VALID_OBDB_4, valid_obdb_4_b0); } } void ar9300_hwgreentx_set_pal_spare(struct ath_hal *ah, int value) { struct ath_hal_9300 *ahp = AH9300(ah); if (AR_SREV_POSEIDON(ah) && ahp->ah_hw_green_tx_enable) { if ((value == 0) || (value == 1)) { OS_REG_RMW_FIELD(ah, AR_PHY_65NM_CH0_TXRF3, AR_PHY_65NM_CH0_TXRF3_OLD_PAL_SPARE, value); } } } void ar9300_reset_hw_beacon_proc_crc(struct ath_hal *ah) { OS_REG_SET_BIT(ah, AR_HWBCNPROC1, AR_HWBCNPROC1_RESET_CRC); } int32_t ar9300_get_hw_beacon_rssi(struct ath_hal *ah) { int32_t val = OS_REG_READ_FIELD(ah, AR_BCN_RSSI_AVE, AR_BCN_RSSI_AVE_VAL); /* RSSI format is 8.4. Ignore lowest four bits */ val = val >> 4; return val; } void ar9300_set_hw_beacon_rssi_threshold(struct ath_hal *ah, u_int32_t rssi_threshold) { struct ath_hal_9300 *ahp = AH9300(ah); OS_REG_RMW_FIELD(ah, AR_RSSI_THR, AR_RSSI_THR_VAL, rssi_threshold); /* save value for restoring after chip reset */ ahp->ah_beacon_rssi_threshold = rssi_threshold; } void ar9300_reset_hw_beacon_rssi(struct ath_hal *ah) { OS_REG_SET_BIT(ah, AR_RSSI_THR, AR_RSSI_BCN_RSSI_RST); } void ar9300_set_hw_beacon_proc(struct ath_hal *ah, HAL_BOOL on) { if (on) { OS_REG_SET_BIT(ah, AR_HWBCNPROC1, AR_HWBCNPROC1_CRC_ENABLE | AR_HWBCNPROC1_EXCLUDE_TIM_ELM); } else { OS_REG_CLR_BIT(ah, AR_HWBCNPROC1, AR_HWBCNPROC1_CRC_ENABLE | AR_HWBCNPROC1_EXCLUDE_TIM_ELM); } } /* * Gets the contents of the specified key cache entry. */ HAL_BOOL ar9300_print_keycache(struct ath_hal *ah) { const HAL_CAPABILITIES *p_cap = &AH_PRIVATE(ah)->ah_caps; u_int32_t key0, key1, key2, key3, key4; u_int32_t mac_hi, mac_lo; u_int16_t entry = 0; u_int32_t valid = 0; u_int32_t key_type; ath_hal_printf(ah, "Slot Key\t\t\t Valid Type Mac \n"); for (entry = 0 ; entry < p_cap->halKeyCacheSize; entry++) { key0 = OS_REG_READ(ah, AR_KEYTABLE_KEY0(entry)); key1 = OS_REG_READ(ah, AR_KEYTABLE_KEY1(entry)); key2 = OS_REG_READ(ah, AR_KEYTABLE_KEY2(entry)); key3 = OS_REG_READ(ah, AR_KEYTABLE_KEY3(entry)); key4 = OS_REG_READ(ah, AR_KEYTABLE_KEY4(entry)); key_type = OS_REG_READ(ah, AR_KEYTABLE_TYPE(entry)); mac_lo = OS_REG_READ(ah, AR_KEYTABLE_MAC0(entry)); mac_hi = OS_REG_READ(ah, AR_KEYTABLE_MAC1(entry)); if (mac_hi & AR_KEYTABLE_VALID) { valid = 1; } else { valid = 0; } if ((mac_hi != 0) && (mac_lo != 0)) { mac_hi &= ~0x8000; mac_hi <<= 1; mac_hi |= ((mac_lo & (1 << 31) )) >> 31; mac_lo <<= 1; } ath_hal_printf(ah, "%03d " "%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x" " %02d %02d " "%02x:%02x:%02x:%02x:%02x:%02x \n", entry, (key0 << 24) >> 24, (key0 << 16) >> 24, (key0 << 8) >> 24, key0 >> 24, (key1 << 24) >> 24, (key1 << 16) >> 24, //(key1 << 8) >> 24, key1 >> 24, (key2 << 24) >> 24, (key2 << 16) >> 24, (key2 << 8) >> 24, key2 >> 24, (key3 << 24) >> 24, (key3 << 16) >> 24, //(key3 << 8) >> 24, key3 >> 24, (key4 << 24) >> 24, (key4 << 16) >> 24, (key4 << 8) >> 24, key4 >> 24, valid, key_type, (mac_lo << 24) >> 24, (mac_lo << 16) >> 24, (mac_lo << 8) >> 24, (mac_lo) >> 24, (mac_hi << 24) >> 24, (mac_hi << 16) >> 24 ); } return AH_TRUE; } /* enable/disable smart antenna mode */ HAL_BOOL ar9300_set_smart_antenna(struct ath_hal *ah, HAL_BOOL enable) { struct ath_hal_9300 *ahp = AH9300(ah); if (enable) { OS_REG_SET_BIT(ah, AR_XRTO, AR_ENABLE_SMARTANTENNA); } else { OS_REG_CLR_BIT(ah, AR_XRTO, AR_ENABLE_SMARTANTENNA); } /* if scropion and smart antenna is enabled, write swcom1 with 0x440 * and swcom2 with 0 * FIXME Ideally these registers need to be made read from caldata. * Until the calibration team gets them, keep them along with board * configuration. */ if (enable && AR_SREV_SCORPION(ah) && (HAL_OK == ar9300_get_capability(ah, HAL_CAP_SMARTANTENNA, 0,0))) { OS_REG_WRITE(ah, AR_PHY_SWITCH_COM, 0x440); OS_REG_WRITE(ah, AR_PHY_SWITCH_COM_2, 0); } ahp->ah_smartantenna_enable = enable; return 1; } #ifdef ATH_TX99_DIAG #ifndef ATH_SUPPORT_HTC void ar9300_tx99_channel_pwr_update(struct ath_hal *ah, HAL_CHANNEL *c, u_int32_t txpower) { #define PWR_MAS(_r, _s) (((_r) & 0x3f) << (_s)) static int16_t p_pwr_array[ar9300_rate_size] = { 0 }; int32_t i; /* The max power is limited to 63 */ if (txpower <= AR9300_MAX_RATE_POWER) { for (i = 0; i < ar9300_rate_size; i++) { p_pwr_array[i] = txpower; } } else { for (i = 0; i < ar9300_rate_size; i++) { p_pwr_array[i] = AR9300_MAX_RATE_POWER; } } OS_REG_WRITE(ah, 0xa458, 0); /* Write the OFDM power per rate set */ /* 6 (LSB), 9, 12, 18 (MSB) */ OS_REG_WRITE(ah, 0xa3c0, PWR_MAS(p_pwr_array[ALL_TARGET_LEGACY_6_24], 24) | PWR_MAS(p_pwr_array[ALL_TARGET_LEGACY_6_24], 16) | PWR_MAS(p_pwr_array[ALL_TARGET_LEGACY_6_24], 8) | PWR_MAS(p_pwr_array[ALL_TARGET_LEGACY_6_24], 0) ); /* 24 (LSB), 36, 48, 54 (MSB) */ OS_REG_WRITE(ah, 0xa3c4, PWR_MAS(p_pwr_array[ALL_TARGET_LEGACY_54], 24) | PWR_MAS(p_pwr_array[ALL_TARGET_LEGACY_48], 16) | PWR_MAS(p_pwr_array[ALL_TARGET_LEGACY_36], 8) | PWR_MAS(p_pwr_array[ALL_TARGET_LEGACY_6_24], 0) ); /* Write the CCK power per rate set */ /* 1L (LSB), reserved, 2L, 2S (MSB) */ OS_REG_WRITE(ah, 0xa3c8, PWR_MAS(p_pwr_array[ALL_TARGET_LEGACY_1L_5L], 24) | PWR_MAS(p_pwr_array[ALL_TARGET_LEGACY_1L_5L], 16) /* | PWR_MAS(txPowerTimes2, 8) */ /* this is reserved for Osprey */ | PWR_MAS(p_pwr_array[ALL_TARGET_LEGACY_1L_5L], 0) ); /* 5.5L (LSB), 5.5S, 11L, 11S (MSB) */ OS_REG_WRITE(ah, 0xa3cc, PWR_MAS(p_pwr_array[ALL_TARGET_LEGACY_11S], 24) | PWR_MAS(p_pwr_array[ALL_TARGET_LEGACY_11L], 16) | PWR_MAS(p_pwr_array[ALL_TARGET_LEGACY_5S], 8) | PWR_MAS(p_pwr_array[ALL_TARGET_LEGACY_1L_5L], 0) ); /* Write the HT20 power per rate set */ /* 0/8/16 (LSB), 1-3/9-11/17-19, 4, 5 (MSB) */ OS_REG_WRITE(ah, 0xa3d0, PWR_MAS(p_pwr_array[ALL_TARGET_HT20_5], 24) | PWR_MAS(p_pwr_array[ALL_TARGET_HT20_4], 16) | PWR_MAS(p_pwr_array[ALL_TARGET_HT20_1_3_9_11_17_19], 8) | PWR_MAS(p_pwr_array[ALL_TARGET_HT20_0_8_16], 0) ); /* 6 (LSB), 7, 12, 13 (MSB) */ OS_REG_WRITE(ah, 0xa3d4, PWR_MAS(p_pwr_array[ALL_TARGET_HT20_13], 24) | PWR_MAS(p_pwr_array[ALL_TARGET_HT20_12], 16) | PWR_MAS(p_pwr_array[ALL_TARGET_HT20_7], 8) | PWR_MAS(p_pwr_array[ALL_TARGET_HT20_6], 0) ); /* 14 (LSB), 15, 20, 21 */ OS_REG_WRITE(ah, 0xa3e4, PWR_MAS(p_pwr_array[ALL_TARGET_HT20_21], 24) | PWR_MAS(p_pwr_array[ALL_TARGET_HT20_20], 16) | PWR_MAS(p_pwr_array[ALL_TARGET_HT20_15], 8) | PWR_MAS(p_pwr_array[ALL_TARGET_HT20_14], 0) ); /* Mixed HT20 and HT40 rates */ /* HT20 22 (LSB), HT20 23, HT40 22, HT40 23 (MSB) */ OS_REG_WRITE(ah, 0xa3e8, PWR_MAS(p_pwr_array[ALL_TARGET_HT40_23], 24) | PWR_MAS(p_pwr_array[ALL_TARGET_HT40_22], 16) | PWR_MAS(p_pwr_array[ALL_TARGET_HT20_23], 8) | PWR_MAS(p_pwr_array[ALL_TARGET_HT20_22], 0) ); /* Write the HT40 power per rate set */ /* correct PAR difference between HT40 and HT20/LEGACY */ /* 0/8/16 (LSB), 1-3/9-11/17-19, 4, 5 (MSB) */ OS_REG_WRITE(ah, 0xa3d8, PWR_MAS(p_pwr_array[ALL_TARGET_HT40_5], 24) | PWR_MAS(p_pwr_array[ALL_TARGET_HT40_4], 16) | PWR_MAS(p_pwr_array[ALL_TARGET_HT40_1_3_9_11_17_19], 8) | PWR_MAS(p_pwr_array[ALL_TARGET_HT40_0_8_16], 0) ); /* 6 (LSB), 7, 12, 13 (MSB) */ OS_REG_WRITE(ah, 0xa3dc, PWR_MAS(p_pwr_array[ALL_TARGET_HT40_13], 24) | PWR_MAS(p_pwr_array[ALL_TARGET_HT40_12], 16) | PWR_MAS(p_pwr_array[ALL_TARGET_HT40_7], 8) | PWR_MAS(p_pwr_array[ALL_TARGET_HT40_6], 0) ); /* 14 (LSB), 15, 20, 21 */ OS_REG_WRITE(ah, 0xa3ec, PWR_MAS(p_pwr_array[ALL_TARGET_HT40_21], 24) | PWR_MAS(p_pwr_array[ALL_TARGET_HT40_20], 16) | PWR_MAS(p_pwr_array[ALL_TARGET_HT40_15], 8) | PWR_MAS(p_pwr_array[ALL_TARGET_HT40_14], 0) ); #undef PWR_MAS } void ar9300_tx99_chainmsk_setup(struct ath_hal *ah, int tx_chainmask) { if (tx_chainmask == 0x5) { OS_REG_WRITE(ah, AR_PHY_ANALOG_SWAP, OS_REG_READ(ah, AR_PHY_ANALOG_SWAP) | AR_PHY_SWAP_ALT_CHAIN); } OS_REG_WRITE(ah, AR_PHY_RX_CHAINMASK, tx_chainmask); OS_REG_WRITE(ah, AR_PHY_CAL_CHAINMASK, tx_chainmask); OS_REG_WRITE(ah, AR_SELFGEN_MASK, tx_chainmask); if (tx_chainmask == 0x5) { OS_REG_WRITE(ah, AR_PHY_ANALOG_SWAP, OS_REG_READ(ah, AR_PHY_ANALOG_SWAP) | AR_PHY_SWAP_ALT_CHAIN); } } void ar9300_tx99_set_single_carrier(struct ath_hal *ah, int tx_chain_mask, int chtype) { OS_REG_WRITE(ah, 0x98a4, OS_REG_READ(ah, 0x98a4) | (0x7ff << 11) | 0x7ff); OS_REG_WRITE(ah, 0xa364, OS_REG_READ(ah, 0xa364) | (1 << 7) | (1 << 1)); OS_REG_WRITE(ah, 0xa350, (OS_REG_READ(ah, 0xa350) | (1 << 31) | (1 << 15)) & ~(1 << 13)); /* 11G mode */ if (!chtype) { OS_REG_WRITE(ah, AR_PHY_65NM_CH0_RXTX2, OS_REG_READ(ah, AR_PHY_65NM_CH0_RXTX2) | (0x1 << 3) | (0x1 << 2)); if (AR_SREV_OSPREY(ah) || AR_SREV_WASP(ah)) { OS_REG_WRITE(ah, AR_PHY_65NM_CH0_TOP, OS_REG_READ(ah, AR_PHY_65NM_CH0_TOP) & ~(0x1 << 4)); OS_REG_WRITE(ah, AR_PHY_65NM_CH0_TOP2, (OS_REG_READ(ah, AR_PHY_65NM_CH0_TOP2) | (0x1 << 26) | (0x7 << 24)) & ~(0x1 << 22)); } else { OS_REG_WRITE(ah, AR_HORNET_CH0_TOP, OS_REG_READ(ah, AR_HORNET_CH0_TOP) & ~(0x1 << 4)); OS_REG_WRITE(ah, AR_HORNET_CH0_TOP2, (OS_REG_READ(ah, AR_HORNET_CH0_TOP2) | (0x1 << 26) | (0x7 << 24)) & ~(0x1 << 22)); } /* chain zero */ if ((tx_chain_mask & 0x01) == 0x01) { OS_REG_WRITE(ah, AR_PHY_65NM_CH0_RXTX1, (OS_REG_READ(ah, AR_PHY_65NM_CH0_RXTX1) | (0x1 << 31) | (0x5 << 15) | (0x3 << 9)) & ~(0x1 << 27) & ~(0x1 << 12)); OS_REG_WRITE(ah, AR_PHY_65NM_CH0_RXTX2, (OS_REG_READ(ah, AR_PHY_65NM_CH0_RXTX2) | (0x1 << 12) | (0x1 << 10) | (0x1 << 9) | (0x1 << 8) | (0x1 << 7)) & ~(0x1 << 11)); OS_REG_WRITE(ah, AR_PHY_65NM_CH0_RXTX3, (OS_REG_READ(ah, AR_PHY_65NM_CH0_RXTX3) | (0x1 << 29) | (0x1 << 25) | (0x1 << 23) | (0x1 << 19) | (0x1 << 10) | (0x1 << 9) | (0x1 << 8) | (0x1 << 3)) & ~(0x1 << 28)& ~(0x1 << 24) & ~(0x1 << 22)& ~(0x1 << 7)); OS_REG_WRITE(ah, AR_PHY_65NM_CH0_TXRF1, (OS_REG_READ(ah, AR_PHY_65NM_CH0_TXRF1) | (0x1 << 23))& ~(0x1 << 21)); OS_REG_WRITE(ah, AR_PHY_65NM_CH0_BB1, OS_REG_READ(ah, AR_PHY_65NM_CH0_BB1) | (0x1 << 12) | (0x1 << 10) | (0x1 << 9) | (0x1 << 8) | (0x1 << 6) | (0x1 << 5) | (0x1 << 4) | (0x1 << 3) | (0x1 << 2)); OS_REG_WRITE(ah, AR_PHY_65NM_CH0_BB2, OS_REG_READ(ah, AR_PHY_65NM_CH0_BB2) | (0x1 << 31)); } if (AR_SREV_OSPREY(ah) || AR_SREV_WASP(ah)) { /* chain one */ if ((tx_chain_mask & 0x02) == 0x02 ) { OS_REG_WRITE(ah, AR_PHY_65NM_CH1_RXTX1, (OS_REG_READ(ah, AR_PHY_65NM_CH1_RXTX1) | (0x1 << 31) | (0x5 << 15) | (0x3 << 9)) & ~(0x1 << 27) & ~(0x1 << 12)); OS_REG_WRITE(ah, AR_PHY_65NM_CH1_RXTX2, (OS_REG_READ(ah, AR_PHY_65NM_CH1_RXTX2) | (0x1 << 12) | (0x1 << 10) | (0x1 << 9) | (0x1 << 8) | (0x1 << 7)) & ~(0x1 << 11)); OS_REG_WRITE(ah, AR_PHY_65NM_CH1_RXTX3, (OS_REG_READ(ah, AR_PHY_65NM_CH1_RXTX3) | (0x1 << 29) | (0x1 << 25) | (0x1 << 23) | (0x1 << 19) | (0x1 << 10) | (0x1 << 9) | (0x1 << 8) | (0x1 << 3)) & ~(0x1 << 28)& ~(0x1 << 24) & ~(0x1 << 22)& ~(0x1 << 7)); OS_REG_WRITE(ah, AR_PHY_65NM_CH1_TXRF1, (OS_REG_READ(ah, AR_PHY_65NM_CH1_TXRF1) | (0x1 << 23))& ~(0x1 << 21)); OS_REG_WRITE(ah, AR_PHY_65NM_CH1_BB1, OS_REG_READ(ah, AR_PHY_65NM_CH1_BB1) | (0x1 << 12) | (0x1 << 10) | (0x1 << 9) | (0x1 << 8) | (0x1 << 6) | (0x1 << 5) | (0x1 << 4) | (0x1 << 3) | (0x1 << 2)); OS_REG_WRITE(ah, AR_PHY_65NM_CH1_BB2, OS_REG_READ(ah, AR_PHY_65NM_CH1_BB2) | (0x1 << 31)); } } if (AR_SREV_OSPREY(ah)) { /* chain two */ if ((tx_chain_mask & 0x04) == 0x04 ) { OS_REG_WRITE(ah, AR_PHY_65NM_CH2_RXTX1, (OS_REG_READ(ah, AR_PHY_65NM_CH2_RXTX1) | (0x1 << 31) | (0x5 << 15) | (0x3 << 9)) & ~(0x1 << 27) & ~(0x1 << 12)); OS_REG_WRITE(ah, AR_PHY_65NM_CH2_RXTX2, (OS_REG_READ(ah, AR_PHY_65NM_CH2_RXTX2) | (0x1 << 12) | (0x1 << 10) | (0x1 << 9) | (0x1 << 8) | (0x1 << 7)) & ~(0x1 << 11)); OS_REG_WRITE(ah, AR_PHY_65NM_CH2_RXTX3, (OS_REG_READ(ah, AR_PHY_65NM_CH2_RXTX3) | (0x1 << 29) | (0x1 << 25) | (0x1 << 23) | (0x1 << 19) | (0x1 << 10) | (0x1 << 9) | (0x1 << 8) | (0x1 << 3)) & ~(0x1 << 28)& ~(0x1 << 24) & ~(0x1 << 22)& ~(0x1 << 7)); OS_REG_WRITE(ah, AR_PHY_65NM_CH2_TXRF1, (OS_REG_READ(ah, AR_PHY_65NM_CH2_TXRF1) | (0x1 << 23))& ~(0x1 << 21)); OS_REG_WRITE(ah, AR_PHY_65NM_CH2_BB1, OS_REG_READ(ah, AR_PHY_65NM_CH2_BB1) | (0x1 << 12) | (0x1 << 10) | (0x1 << 9) | (0x1 << 8) | (0x1 << 6) | (0x1 << 5) | (0x1 << 4) | (0x1 << 3) | (0x1 << 2)); OS_REG_WRITE(ah, AR_PHY_65NM_CH2_BB2, OS_REG_READ(ah, AR_PHY_65NM_CH2_BB2) | (0x1 << 31)); } } OS_REG_WRITE(ah, 0xa28c, 0x11111); OS_REG_WRITE(ah, 0xa288, 0x111); } else { /* chain zero */ if ((tx_chain_mask & 0x01) == 0x01) { OS_REG_WRITE(ah, AR_PHY_65NM_CH0_RXTX1, (OS_REG_READ(ah, AR_PHY_65NM_CH0_RXTX1) | (0x1 << 31) | (0x1 << 27) | (0x3 << 23) | (0x1 << 19) | (0x1 << 15) | (0x3 << 9)) & ~(0x1 << 12)); OS_REG_WRITE(ah, AR_PHY_65NM_CH0_RXTX2, (OS_REG_READ(ah, AR_PHY_65NM_CH0_RXTX2) | (0x1 << 12) | (0x1 << 10) | (0x1 << 9) | (0x1 << 8) | (0x1 << 7) | (0x1 << 3) | (0x1 << 2) | (0x1 << 1)) & ~(0x1 << 11)& ~(0x1 << 0)); OS_REG_WRITE(ah, AR_PHY_65NM_CH0_RXTX3, (OS_REG_READ(ah, AR_PHY_65NM_CH0_RXTX3) | (0x1 << 29) | (0x1 << 25) | (0x1 << 23) | (0x1 << 19) | (0x1 << 10) | (0x1 << 9) | (0x1 << 8) | (0x1 << 3)) & ~(0x1 << 28)& ~(0x1 << 24) & ~(0x1 << 22)& ~(0x1 << 7)); OS_REG_WRITE(ah, AR_PHY_65NM_CH0_TXRF1, (OS_REG_READ(ah, AR_PHY_65NM_CH0_TXRF1) | (0x1 << 23))& ~(0x1 << 21)); OS_REG_WRITE(ah, AR_PHY_65NM_CH0_TXRF2, OS_REG_READ(ah, AR_PHY_65NM_CH0_TXRF2) | (0x3 << 3) | (0x3 << 0)); OS_REG_WRITE(ah, AR_PHY_65NM_CH0_TXRF3, (OS_REG_READ(ah, AR_PHY_65NM_CH0_TXRF3) | (0x3 << 29) | (0x3 << 26) | (0x2 << 23) | (0x2 << 20) | (0x2 << 17))& ~(0x1 << 14)); OS_REG_WRITE(ah, AR_PHY_65NM_CH0_BB1, OS_REG_READ(ah, AR_PHY_65NM_CH0_BB1) | (0x1 << 12) | (0x1 << 10) | (0x1 << 9) | (0x1 << 8) | (0x1 << 6) | (0x1 << 5) | (0x1 << 4) | (0x1 << 3) | (0x1 << 2)); OS_REG_WRITE(ah, AR_PHY_65NM_CH0_BB2, OS_REG_READ(ah, AR_PHY_65NM_CH0_BB2) | (0x1 << 31)); if (AR_SREV_OSPREY(ah) || AR_SREV_WASP(ah)) { OS_REG_WRITE(ah, AR_PHY_65NM_CH0_TOP, OS_REG_READ(ah, AR_PHY_65NM_CH0_TOP) & ~(0x1 << 4)); OS_REG_WRITE(ah, AR_PHY_65NM_CH0_TOP2, OS_REG_READ(ah, AR_PHY_65NM_CH0_TOP2) | (0x1 << 26) | (0x7 << 24) | (0x3 << 22)); } else { OS_REG_WRITE(ah, AR_HORNET_CH0_TOP, OS_REG_READ(ah, AR_HORNET_CH0_TOP) & ~(0x1 << 4)); OS_REG_WRITE(ah, AR_HORNET_CH0_TOP2, OS_REG_READ(ah, AR_HORNET_CH0_TOP2) | (0x1 << 26) | (0x7 << 24) | (0x3 << 22)); } if (AR_SREV_OSPREY(ah) || AR_SREV_WASP(ah)) { OS_REG_WRITE(ah, AR_PHY_65NM_CH1_RXTX2, (OS_REG_READ(ah, AR_PHY_65NM_CH1_RXTX2) | (0x1 << 3) | (0x1 << 2) | (0x1 << 1)) & ~(0x1 << 0)); OS_REG_WRITE(ah, AR_PHY_65NM_CH1_RXTX3, OS_REG_READ(ah, AR_PHY_65NM_CH1_RXTX3) | (0x1 << 19) | (0x1 << 3)); OS_REG_WRITE(ah, AR_PHY_65NM_CH1_TXRF1, OS_REG_READ(ah, AR_PHY_65NM_CH1_TXRF1) | (0x1 << 23)); } if (AR_SREV_OSPREY(ah)) { OS_REG_WRITE(ah, AR_PHY_65NM_CH2_RXTX2, (OS_REG_READ(ah, AR_PHY_65NM_CH2_RXTX2) | (0x1 << 3) | (0x1 << 2) | (0x1 << 1)) & ~(0x1 << 0)); OS_REG_WRITE(ah, AR_PHY_65NM_CH2_RXTX3, OS_REG_READ(ah, AR_PHY_65NM_CH2_RXTX3) | (0x1 << 19) | (0x1 << 3)); OS_REG_WRITE(ah, AR_PHY_65NM_CH2_TXRF1, OS_REG_READ(ah, AR_PHY_65NM_CH2_TXRF1) | (0x1 << 23)); } } if (AR_SREV_OSPREY(ah) || AR_SREV_WASP(ah)) { /* chain one */ if ((tx_chain_mask & 0x02) == 0x02 ) { OS_REG_WRITE(ah, AR_PHY_65NM_CH0_RXTX2, (OS_REG_READ(ah, AR_PHY_65NM_CH0_RXTX2) | (0x1 << 3) | (0x1 << 2) | (0x1 << 1)) & ~(0x1 << 0)); OS_REG_WRITE(ah, AR_PHY_65NM_CH0_RXTX3, OS_REG_READ(ah, AR_PHY_65NM_CH0_RXTX3) | (0x1 << 19) | (0x1 << 3)); OS_REG_WRITE(ah, AR_PHY_65NM_CH0_TXRF1, OS_REG_READ(ah, AR_PHY_65NM_CH0_TXRF1) | (0x1 << 23)); if (AR_SREV_OSPREY(ah) || AR_SREV_WASP(ah)) { OS_REG_WRITE(ah, AR_PHY_65NM_CH0_TOP, OS_REG_READ(ah, AR_PHY_65NM_CH0_TOP) & ~(0x1 << 4)); OS_REG_WRITE(ah, AR_PHY_65NM_CH0_TOP2, OS_REG_READ(ah, AR_PHY_65NM_CH0_TOP2) | (0x1 << 26) | (0x7 << 24) | (0x3 << 22)); } else { OS_REG_WRITE(ah, AR_HORNET_CH0_TOP, OS_REG_READ(ah, AR_HORNET_CH0_TOP) & ~(0x1 << 4)); OS_REG_WRITE(ah, AR_HORNET_CH0_TOP2, OS_REG_READ(ah, AR_HORNET_CH0_TOP2) | (0x1 << 26) | (0x7 << 24) | (0x3 << 22)); } OS_REG_WRITE(ah, AR_PHY_65NM_CH1_RXTX1, (OS_REG_READ(ah, AR_PHY_65NM_CH1_RXTX1) | (0x1 << 31) | (0x1 << 27) | (0x3 << 23) | (0x1 << 19) | (0x1 << 15) | (0x3 << 9)) & ~(0x1 << 12)); OS_REG_WRITE(ah, AR_PHY_65NM_CH1_RXTX2, (OS_REG_READ(ah, AR_PHY_65NM_CH1_RXTX2) | (0x1 << 12) | (0x1 << 10) | (0x1 << 9) | (0x1 << 8) | (0x1 << 7) | (0x1 << 3) | (0x1 << 2) | (0x1 << 1)) & ~(0x1 << 11)& ~(0x1 << 0)); OS_REG_WRITE(ah, AR_PHY_65NM_CH1_RXTX3, (OS_REG_READ(ah, AR_PHY_65NM_CH1_RXTX3) | (0x1 << 29) | (0x1 << 25) | (0x1 << 23) | (0x1 << 19) | (0x1 << 10) | (0x1 << 9) | (0x1 << 8) | (0x1 << 3)) & ~(0x1 << 28)& ~(0x1 << 24) & ~(0x1 << 22)& ~(0x1 << 7)); OS_REG_WRITE(ah, AR_PHY_65NM_CH1_TXRF1, (OS_REG_READ(ah, AR_PHY_65NM_CH1_TXRF1) | (0x1 << 23))& ~(0x1 << 21)); OS_REG_WRITE(ah, AR_PHY_65NM_CH1_TXRF2, OS_REG_READ(ah, AR_PHY_65NM_CH1_TXRF2) | (0x3 << 3) | (0x3 << 0)); OS_REG_WRITE(ah, AR_PHY_65NM_CH1_TXRF3, (OS_REG_READ(ah, AR_PHY_65NM_CH1_TXRF3) | (0x3 << 29) | (0x3 << 26) | (0x2 << 23) | (0x2 << 20) | (0x2 << 17))& ~(0x1 << 14)); OS_REG_WRITE(ah, AR_PHY_65NM_CH1_BB1, OS_REG_READ(ah, AR_PHY_65NM_CH1_BB1) | (0x1 << 12) | (0x1 << 10) | (0x1 << 9) | (0x1 << 8) | (0x1 << 6) | (0x1 << 5) | (0x1 << 4) | (0x1 << 3) | (0x1 << 2)); OS_REG_WRITE(ah, AR_PHY_65NM_CH1_BB2, OS_REG_READ(ah, AR_PHY_65NM_CH1_BB2) | (0x1 << 31)); if (AR_SREV_OSPREY(ah)) { OS_REG_WRITE(ah, AR_PHY_65NM_CH2_RXTX2, (OS_REG_READ(ah, AR_PHY_65NM_CH2_RXTX2) | (0x1 << 3) | (0x1 << 2) | (0x1 << 1)) & ~(0x1 << 0)); OS_REG_WRITE(ah, AR_PHY_65NM_CH2_RXTX3, OS_REG_READ(ah, AR_PHY_65NM_CH2_RXTX3) | (0x1 << 19) | (0x1 << 3)); OS_REG_WRITE(ah, AR_PHY_65NM_CH2_TXRF1, OS_REG_READ(ah, AR_PHY_65NM_CH2_TXRF1) | (0x1 << 23)); } } } if (AR_SREV_OSPREY(ah)) { /* chain two */ if ((tx_chain_mask & 0x04) == 0x04 ) { OS_REG_WRITE(ah, AR_PHY_65NM_CH0_RXTX2, (OS_REG_READ(ah, AR_PHY_65NM_CH0_RXTX2) | (0x1 << 3) | (0x1 << 2) | (0x1 << 1)) & ~(0x1 << 0)); OS_REG_WRITE(ah, AR_PHY_65NM_CH0_RXTX3, OS_REG_READ(ah, AR_PHY_65NM_CH0_RXTX3) | (0x1 << 19) | (0x1 << 3)); OS_REG_WRITE(ah, AR_PHY_65NM_CH0_TXRF1, OS_REG_READ(ah, AR_PHY_65NM_CH0_TXRF1) | (0x1 << 23)); if (AR_SREV_OSPREY(ah) || AR_SREV_WASP(ah)) { OS_REG_WRITE(ah, AR_PHY_65NM_CH0_TOP, OS_REG_READ(ah, AR_PHY_65NM_CH0_TOP) & ~(0x1 << 4)); OS_REG_WRITE(ah, AR_PHY_65NM_CH0_TOP2, OS_REG_READ(ah, AR_PHY_65NM_CH0_TOP2) | (0x1 << 26) | (0x7 << 24) | (0x3 << 22)); } else { OS_REG_WRITE(ah, AR_HORNET_CH0_TOP, OS_REG_READ(ah, AR_HORNET_CH0_TOP) & ~(0x1 << 4)); OS_REG_WRITE(ah, AR_HORNET_CH0_TOP2, OS_REG_READ(ah, AR_HORNET_CH0_TOP2) | (0x1 << 26) | (0x7 << 24) | (0x3 << 22)); } OS_REG_WRITE(ah, AR_PHY_65NM_CH1_RXTX2, (OS_REG_READ(ah, AR_PHY_65NM_CH1_RXTX2) | (0x1 << 3) | (0x1 << 2) | (0x1 << 1)) & ~(0x1 << 0)); OS_REG_WRITE(ah, AR_PHY_65NM_CH1_RXTX3, OS_REG_READ(ah, AR_PHY_65NM_CH1_RXTX3) | (0x1 << 19) | (0x1 << 3)); OS_REG_WRITE(ah, AR_PHY_65NM_CH1_TXRF1, OS_REG_READ(ah, AR_PHY_65NM_CH1_TXRF1) | (0x1 << 23)); OS_REG_WRITE(ah, AR_PHY_65NM_CH2_RXTX1, (OS_REG_READ(ah, AR_PHY_65NM_CH2_RXTX1) | (0x1 << 31) | (0x1 << 27) | (0x3 << 23) | (0x1 << 19) | (0x1 << 15) | (0x3 << 9)) & ~(0x1 << 12)); OS_REG_WRITE(ah, AR_PHY_65NM_CH2_RXTX2, (OS_REG_READ(ah, AR_PHY_65NM_CH2_RXTX2) | (0x1 << 12) | (0x1 << 10) | (0x1 << 9) | (0x1 << 8) | (0x1 << 7) | (0x1 << 3) | (0x1 << 2) | (0x1 << 1)) & ~(0x1 << 11)& ~(0x1 << 0)); OS_REG_WRITE(ah, AR_PHY_65NM_CH2_RXTX3, (OS_REG_READ(ah, AR_PHY_65NM_CH2_RXTX3) | (0x1 << 29) | (0x1 << 25) | (0x1 << 23) | (0x1 << 19) | (0x1 << 10) | (0x1 << 9) | (0x1 << 8) | (0x1 << 3)) & ~(0x1 << 28)& ~(0x1 << 24) & ~(0x1 << 22)& ~(0x1 << 7)); OS_REG_WRITE(ah, AR_PHY_65NM_CH2_TXRF1, (OS_REG_READ(ah, AR_PHY_65NM_CH2_TXRF1) | (0x1 << 23))& ~(0x1 << 21)); OS_REG_WRITE(ah, AR_PHY_65NM_CH2_TXRF2, OS_REG_READ(ah, AR_PHY_65NM_CH2_TXRF2) | (0x3 << 3) | (0x3 << 0)); OS_REG_WRITE(ah, AR_PHY_65NM_CH2_TXRF3, (OS_REG_READ(ah, AR_PHY_65NM_CH2_TXRF3) | (0x3 << 29) | (0x3 << 26) | (0x2 << 23) | (0x2 << 20) | (0x2 << 17))& ~(0x1 << 14)); OS_REG_WRITE(ah, AR_PHY_65NM_CH2_BB1, OS_REG_READ(ah, AR_PHY_65NM_CH2_BB1) | (0x1 << 12) | (0x1 << 10) | (0x1 << 9) | (0x1 << 8) | (0x1 << 6) | (0x1 << 5) | (0x1 << 4) | (0x1 << 3) | (0x1 << 2)); OS_REG_WRITE(ah, AR_PHY_65NM_CH2_BB2, OS_REG_READ(ah, AR_PHY_65NM_CH2_BB2) | (0x1 << 31)); } } OS_REG_WRITE(ah, 0xa28c, 0x22222); OS_REG_WRITE(ah, 0xa288, 0x222); } } void ar9300_tx99_start(struct ath_hal *ah, u_int8_t *data) { u_int32_t val; u_int32_t qnum = (u_int32_t)data; /* Disable AGC to A2 */ OS_REG_WRITE(ah, AR_PHY_TEST, (OS_REG_READ(ah, AR_PHY_TEST) | PHY_AGC_CLR)); OS_REG_WRITE(ah, AR_DIAG_SW, OS_REG_READ(ah, AR_DIAG_SW) &~ AR_DIAG_RX_DIS); OS_REG_WRITE(ah, AR_CR, AR_CR_RXD); /* set receive disable */ /* set CW_MIN and CW_MAX both to 0, AIFS=2 */ OS_REG_WRITE(ah, AR_DLCL_IFS(qnum), 0); OS_REG_WRITE(ah, AR_D_GBL_IFS_SIFS, 20); /* 50 OK */ OS_REG_WRITE(ah, AR_D_GBL_IFS_EIFS, 20); /* 200 ok for HT20, 400 ok for HT40 */ OS_REG_WRITE(ah, AR_TIME_OUT, 0x00000400); OS_REG_WRITE(ah, AR_DRETRY_LIMIT(qnum), 0xffffffff); /* set QCU modes to early termination */ val = OS_REG_READ(ah, AR_QMISC(qnum)); OS_REG_WRITE(ah, AR_QMISC(qnum), val | AR_Q_MISC_DCU_EARLY_TERM_REQ); } void ar9300_tx99_stop(struct ath_hal *ah) { /* this should follow the setting of start */ OS_REG_WRITE(ah, AR_PHY_TEST, OS_REG_READ(ah, AR_PHY_TEST) &~ PHY_AGC_CLR); OS_REG_WRITE(ah, AR_DIAG_SW, OS_REG_READ(ah, AR_DIAG_SW) | AR_DIAG_RX_DIS); } #endif /* ATH_TX99_DIAG */ #endif /* ATH_SUPPORT_HTC */ HAL_BOOL ar9300Get3StreamSignature(struct ath_hal *ah) { return AH_FALSE; } HAL_BOOL ar9300ForceVCS(struct ath_hal *ah) { return AH_FALSE; } HAL_BOOL ar9300SetDfs3StreamFix(struct ath_hal *ah, u_int32_t val) { return AH_FALSE; } static u_int32_t ar9300_read_loc_timer(struct ath_hal *ah) { return OS_REG_READ(ah, AR_LOC_TIMER_REG); } HAL_BOOL ar9300_set_ctl_pwr(struct ath_hal *ah, u_int8_t *ctl_array) { struct ath_hal_9300 *ahp = AH9300(ah); ar9300_eeprom_t *p_eep_data = &ahp->ah_eeprom; u_int8_t *ctl_index; u_int32_t offset = 0; if (!ctl_array) return AH_FALSE; /* copy 2G ctl freqbin and power data */ ctl_index = p_eep_data->ctl_index_2g; OS_MEMCPY(ctl_index + OSPREY_NUM_CTLS_2G, ctl_array, OSPREY_NUM_CTLS_2G * OSPREY_NUM_BAND_EDGES_2G + /* ctl_freqbin_2G */ OSPREY_NUM_CTLS_2G * sizeof(OSP_CAL_CTL_DATA_2G)); /* ctl_power_data_2g */ offset = (OSPREY_NUM_CTLS_2G * OSPREY_NUM_BAND_EDGES_2G) + ( OSPREY_NUM_CTLS_2G * sizeof(OSP_CAL_CTL_DATA_2G)); /* copy 2G ctl freqbin and power data */ ctl_index = p_eep_data->ctl_index_5g; OS_MEMCPY(ctl_index + OSPREY_NUM_CTLS_5G, ctl_array + offset, OSPREY_NUM_CTLS_5G * OSPREY_NUM_BAND_EDGES_5G + /* ctl_freqbin_5G */ OSPREY_NUM_CTLS_5G * sizeof(OSP_CAL_CTL_DATA_5G)); /* ctl_power_data_5g */ return AH_FALSE; } void ar9300_set_txchainmaskopt(struct ath_hal *ah, u_int8_t mask) { struct ath_hal_9300 *ahp = AH9300(ah); /* optional txchainmask should be subset of primary txchainmask */ if ((mask & ahp->ah_tx_chainmask) != mask) { ahp->ah_tx_chainmaskopt = 0; ath_hal_printf(ah, "Error: ah_tx_chainmask=%d, mask=%d\n", ahp->ah_tx_chainmask, mask); return; } ahp->ah_tx_chainmaskopt = mask; } Index: head/sys/contrib/dev/ath/ath_hal/ar9300/ar9300_reset.c =================================================================== --- head/sys/contrib/dev/ath/ath_hal/ar9300/ar9300_reset.c (revision 313135) +++ head/sys/contrib/dev/ath/ath_hal/ar9300/ar9300_reset.c (revision 313136) @@ -1,6515 +1,6515 @@ /* * Copyright (c) 2013 Qualcomm Atheros, Inc. * * Permission to use, copy, modify, and/or distribute this software for any * purpose with or without fee is hereby granted, provided that the above * copyright notice and this permission notice appear in all copies. * * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH * REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY * AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, * INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR * OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR * PERFORMANCE OF THIS SOFTWARE. */ #include "opt_ah.h" #include "ah.h" #include "ah_internal.h" #include "ah_devid.h" #include "ah_desc.h" #include "ar9300.h" #include "ar9300reg.h" #include "ar9300phy.h" #include "ar9300desc.h" #define FIX_NOISE_FLOOR 1 /* Additional Time delay to wait after activiting the Base band */ #define BASE_ACTIVATE_DELAY 100 /* usec */ #define RTC_PLL_SETTLE_DELAY 100 /* usec */ #define COEF_SCALE_S 24 #define HT40_CHANNEL_CENTER_SHIFT 10 /* MHz */ #define DELPT 32 /* XXX Duplicates! (in ar9300desc.h) */ #if 0 extern HAL_BOOL ar9300_reset_tx_queue(struct ath_hal *ah, u_int q); extern u_int32_t ar9300_num_tx_pending(struct ath_hal *ah, u_int q); #endif #define MAX_MEASUREMENT 8 #define MAXIQCAL 3 struct coeff_t { int32_t mag_coeff[AR9300_MAX_CHAINS][MAX_MEASUREMENT][MAXIQCAL]; int32_t phs_coeff[AR9300_MAX_CHAINS][MAX_MEASUREMENT][MAXIQCAL]; int32_t iqc_coeff[2]; int last_nmeasurement; HAL_BOOL last_cal; }; static HAL_BOOL ar9300_tx_iq_cal_hw_run(struct ath_hal *ah); static void ar9300_tx_iq_cal_post_proc(struct ath_hal *ah,HAL_CHANNEL_INTERNAL *ichan, int iqcal_idx, int max_iqcal, HAL_BOOL is_cal_reusable, HAL_BOOL apply_last_corr); static void ar9300_tx_iq_cal_outlier_detection(struct ath_hal *ah,HAL_CHANNEL_INTERNAL *ichan, u_int32_t num_chains, struct coeff_t *coeff, HAL_BOOL is_cal_reusable); #if ATH_SUPPORT_CAL_REUSE static void ar9300_tx_iq_cal_apply(struct ath_hal *ah, HAL_CHANNEL_INTERNAL *ichan); #endif static inline void ar9300_prog_ini(struct ath_hal *ah, struct ar9300_ini_array *ini_arr, int column); static inline void ar9300_set_rf_mode(struct ath_hal *ah, struct ieee80211_channel *chan); static inline HAL_BOOL ar9300_init_cal(struct ath_hal *ah, struct ieee80211_channel *chan, HAL_BOOL skip_if_none, HAL_BOOL apply_last_corr); static inline void ar9300_init_user_settings(struct ath_hal *ah); #ifdef HOST_OFFLOAD /* * For usb offload solution, some USB registers must be tuned * to gain better stability/performance but these registers * might be changed while doing wlan reset so do this here */ #define WAR_USB_DISABLE_PLL_LOCK_DETECT(__ah) \ do { \ if (AR_SREV_HORNET(__ah) || AR_SREV_WASP(__ah)) { \ volatile u_int32_t *usb_ctrl_r1 = (u_int32_t *) 0xb8116c84; \ volatile u_int32_t *usb_ctrl_r2 = (u_int32_t *) 0xb8116c88; \ *usb_ctrl_r1 = (*usb_ctrl_r1 & 0xffefffff); \ *usb_ctrl_r2 = (*usb_ctrl_r2 & 0xfc1fffff) | (1 << 21) | (3 << 22); \ } \ } while (0) #else #define WAR_USB_DISABLE_PLL_LOCK_DETECT(__ah) #endif static inline void ar9300_attach_hw_platform(struct ath_hal *ah) { struct ath_hal_9300 *ahp = AH9300(ah); ahp->ah_hwp = HAL_TRUE_CHIP; return; } /* Adjust various register settings based on half/quarter rate clock setting. * This includes: +USEC, TX/RX latency, * + IFS params: slot, eifs, misc etc. * SIFS stays the same. */ static void ar9300_set_ifs_timing(struct ath_hal *ah, struct ieee80211_channel *chan) { u_int32_t tx_lat, rx_lat, usec, slot, regval, eifs; regval = OS_REG_READ(ah, AR_USEC); regval &= ~(AR_USEC_RX_LATENCY | AR_USEC_TX_LATENCY | AR_USEC_USEC); if (IEEE80211_IS_CHAN_HALF(chan)) { /* half rates */ slot = ar9300_mac_to_clks(ah, AR_SLOT_HALF); eifs = ar9300_mac_to_clks(ah, AR_EIFS_HALF); if (IS_5GHZ_FAST_CLOCK_EN(ah, chan)) { /* fast clock */ rx_lat = SM(AR_RX_LATENCY_HALF_FAST_CLOCK, AR_USEC_RX_LATENCY); tx_lat = SM(AR_TX_LATENCY_HALF_FAST_CLOCK, AR_USEC_TX_LATENCY); usec = SM(AR_USEC_HALF_FAST_CLOCK, AR_USEC_USEC); } else { rx_lat = SM(AR_RX_LATENCY_HALF, AR_USEC_RX_LATENCY); tx_lat = SM(AR_TX_LATENCY_HALF, AR_USEC_TX_LATENCY); usec = SM(AR_USEC_HALF, AR_USEC_USEC); } } else { /* quarter rate */ slot = ar9300_mac_to_clks(ah, AR_SLOT_QUARTER); eifs = ar9300_mac_to_clks(ah, AR_EIFS_QUARTER); if (IS_5GHZ_FAST_CLOCK_EN(ah, chan)) { /* fast clock */ rx_lat = SM(AR_RX_LATENCY_QUARTER_FAST_CLOCK, AR_USEC_RX_LATENCY); tx_lat = SM(AR_TX_LATENCY_QUARTER_FAST_CLOCK, AR_USEC_TX_LATENCY); usec = SM(AR_USEC_QUARTER_FAST_CLOCK, AR_USEC_USEC); } else { rx_lat = SM(AR_RX_LATENCY_QUARTER, AR_USEC_RX_LATENCY); tx_lat = SM(AR_TX_LATENCY_QUARTER, AR_USEC_TX_LATENCY); usec = SM(AR_USEC_QUARTER, AR_USEC_USEC); } } OS_REG_WRITE(ah, AR_USEC, (usec | regval | tx_lat | rx_lat)); OS_REG_WRITE(ah, AR_D_GBL_IFS_SLOT, slot); OS_REG_WRITE(ah, AR_D_GBL_IFS_EIFS, eifs); } /* * This inline function configures the chip either * to encrypt/decrypt management frames or pass thru */ static inline void ar9300_init_mfp(struct ath_hal * ah) { u_int32_t mfpcap, mfp_qos; ath_hal_getcapability(ah, HAL_CAP_MFP, 0, &mfpcap); if (mfpcap == HAL_MFP_QOSDATA) { /* Treat like legacy hardware. Do not touch the MFP registers. */ HALDEBUG(ah, HAL_DEBUG_RESET, "%s forced to use QOSDATA\n", __func__); return; } /* MFP support (Sowl 1.0 or greater) */ if (mfpcap == HAL_MFP_HW_CRYPTO) { /* configure hardware MFP support */ HALDEBUG(ah, HAL_DEBUG_RESET, "%s using HW crypto\n", __func__); OS_REG_RMW_FIELD(ah, AR_AES_MUTE_MASK1, AR_AES_MUTE_MASK1_FC_MGMT, AR_AES_MUTE_MASK1_FC_MGMT_MFP); OS_REG_RMW(ah, AR_PCU_MISC_MODE2, AR_PCU_MISC_MODE2_MGMT_CRYPTO_ENABLE, AR_PCU_MISC_MODE2_NO_CRYPTO_FOR_NON_DATA_PKT); /* * Mask used to construct AAD for CCMP-AES * Cisco spec defined bits 0-3 as mask * IEEE802.11w defined as bit 4. */ if (ath_hal_get_mfp_qos(ah)) { mfp_qos = AR_MFP_QOS_MASK_IEEE; } else { mfp_qos = AR_MFP_QOS_MASK_CISCO; } OS_REG_RMW_FIELD(ah, AR_PCU_MISC_MODE2, AR_PCU_MISC_MODE2_MGMT_QOS, mfp_qos); } else if (mfpcap == HAL_MFP_PASSTHRU) { /* Disable en/decrypt by hardware */ HALDEBUG(ah, HAL_DEBUG_RESET, "%s using passthru\n", __func__); OS_REG_RMW(ah, AR_PCU_MISC_MODE2, AR_PCU_MISC_MODE2_NO_CRYPTO_FOR_NON_DATA_PKT, AR_PCU_MISC_MODE2_MGMT_CRYPTO_ENABLE); } } void ar9300_get_channel_centers(struct ath_hal *ah, const struct ieee80211_channel *chan, CHAN_CENTERS *centers) { int8_t extoff; struct ath_hal_9300 *ahp = AH9300(ah); HAL_CHANNEL_INTERNAL *ichan = ath_hal_checkchannel(ah, chan); if (!IEEE80211_IS_CHAN_HT40(chan)) { centers->ctl_center = centers->ext_center = centers->synth_center = ichan->channel; return; } HALASSERT(IEEE80211_IS_CHAN_HT40(chan)); /* * In 20/40 phy mode, the center frequency is * "between" the primary and extension channels. */ if (IEEE80211_IS_CHAN_HT40U(chan)) { centers->synth_center = ichan->channel + HT40_CHANNEL_CENTER_SHIFT; extoff = 1; } else { centers->synth_center = ichan->channel - HT40_CHANNEL_CENTER_SHIFT; extoff = -1; } centers->ctl_center = centers->synth_center - (extoff * HT40_CHANNEL_CENTER_SHIFT); centers->ext_center = centers->synth_center + (extoff * ((ahp->ah_ext_prot_spacing == HAL_HT_EXTPROTSPACING_20) ? HT40_CHANNEL_CENTER_SHIFT : 15)); } /* * Read the noise-floor values from the HW. * Specifically, read the minimum clear-channel assessment value for * each chain, for both the control and extension channels. * (The received power level during clear-channel periods is the * noise floor.) * These noise floor values computed by the HW will be stored in the * NF history buffer. * The HW sometimes produces bogus NF values. To avoid using these * bogus values, the NF data is (a) range-limited, and (b) filtered. * However, this data-processing is done when reading the NF values * out of the history buffer. The history buffer stores the raw values. * This allows the NF history buffer to be used to check for interference. * A single high NF reading might be a bogus HW value, but if the NF * readings are consistently high, it must be due to interference. * This is the purpose of storing raw NF values in the history buffer, * rather than processed values. By looking at a history of NF values * that have not been range-limited, we can check if they are consistently * high (due to interference). */ #define AH_NF_SIGN_EXTEND(nf) \ ((nf) & 0x100) ? \ 0 - (((nf) ^ 0x1ff) + 1) : \ (nf) void ar9300_upload_noise_floor(struct ath_hal *ah, int is_2g, int16_t nfarray[HAL_NUM_NF_READINGS]) { int16_t nf; int chan, chain; u_int32_t regs[HAL_NUM_NF_READINGS] = { /* control channel */ AR_PHY_CCA_0, /* chain 0 */ AR_PHY_CCA_1, /* chain 1 */ AR_PHY_CCA_2, /* chain 2 */ /* extension channel */ AR_PHY_EXT_CCA, /* chain 0 */ AR_PHY_EXT_CCA_1, /* chain 1 */ AR_PHY_EXT_CCA_2, /* chain 2 */ }; u_int8_t chainmask; /* * Within a given channel (ctl vs. ext), the CH0, CH1, and CH2 * masks and shifts are the same, though they differ for the * control vs. extension channels. */ u_int32_t masks[2] = { AR_PHY_MINCCA_PWR, /* control channel */ AR_PHY_EXT_MINCCA_PWR, /* extention channel */ }; u_int8_t shifts[2] = { AR_PHY_MINCCA_PWR_S, /* control channel */ AR_PHY_EXT_MINCCA_PWR_S, /* extention channel */ }; /* * Force NF calibration for all chains. */ if (AR_SREV_HORNET(ah) || AR_SREV_POSEIDON(ah) || AR_SREV_APHRODITE(ah)) { chainmask = 0x01; } else if (AR_SREV_WASP(ah) || AR_SREV_JUPITER(ah) || AR_SREV_HONEYBEE(ah)) { chainmask = 0x03; } else { chainmask = 0x07; } for (chan = 0; chan < 2 /*ctl,ext*/; chan++) { for (chain = 0; chain < AR9300_MAX_CHAINS; chain++) { int i; if (!((chainmask >> chain) & 0x1)) { continue; } i = chan * AR9300_MAX_CHAINS + chain; nf = (OS_REG_READ(ah, regs[i]) & masks[chan]) >> shifts[chan]; nfarray[i] = AH_NF_SIGN_EXTEND(nf); } } } /* ar9300_get_min_cca_pwr - * Used by the scan function for a quick read of the noise floor. * This is used to detect presence of CW interference such as video bridge. * The noise floor is assumed to have been already started during reset * called during channel change. The function checks if the noise floor * reading is done. In case it has been done, it reads the noise floor value. * If the noise floor calibration has not been finished, it assumes this is * due to presence of CW interference an returns a high value for noise floor, * derived from the CW interference threshold + margin fudge factor. */ #define BAD_SCAN_NF_MARGIN (30) int16_t ar9300_get_min_cca_pwr(struct ath_hal *ah) { int16_t nf; // struct ath_hal_private *ahpriv = AH_PRIVATE(ah); if ((OS_REG_READ(ah, AR_PHY_AGC_CONTROL) & AR_PHY_AGC_CONTROL_NF) == 0) { nf = MS(OS_REG_READ(ah, AR_PHY_CCA_0), AR9280_PHY_MINCCA_PWR); if (nf & 0x100) { nf = 0 - ((nf ^ 0x1ff) + 1); } } else { /* NF calibration is not done, assume CW interference */ nf = AH9300(ah)->nfp->nominal + AH9300(ah)->nf_cw_int_delta + BAD_SCAN_NF_MARGIN; } return nf; } /* * Noise Floor values for all chains. * Most recently updated values from the NF history buffer are used. */ void ar9300_chain_noise_floor(struct ath_hal *ah, int16_t *nf_buf, struct ieee80211_channel *chan, int is_scan) { struct ath_hal_9300 *ahp = AH9300(ah); int i, nf_hist_len, recent_nf_index = 0; HAL_NFCAL_HIST_FULL *h; u_int8_t rx_chainmask = ahp->ah_rx_chainmask | (ahp->ah_rx_chainmask << 3); HAL_CHANNEL_INTERNAL *ichan = ath_hal_checkchannel(ah, chan); HALASSERT(ichan); #ifdef ATH_NF_PER_CHAN /* Fill 0 if valid internal channel is not found */ if (ichan == AH_NULL) { OS_MEMZERO(nf_buf, sizeof(nf_buf[0])*HAL_NUM_NF_READINGS); return; } h = &ichan->nf_cal_hist; nf_hist_len = HAL_NF_CAL_HIST_LEN_FULL; #else /* * If a scan is not in progress, then the most recent value goes * into ahpriv->nf_cal_hist. If a scan is in progress, then * the most recent value goes into ichan->nf_cal_hist. * Thus, return the value from ahpriv->nf_cal_hist if there's * no scan, and if the specified channel is the current channel. * Otherwise, return the noise floor from ichan->nf_cal_hist. */ if ((!is_scan) && chan == AH_PRIVATE(ah)->ah_curchan) { h = &AH_PRIVATE(ah)->nf_cal_hist; nf_hist_len = HAL_NF_CAL_HIST_LEN_FULL; } else { /* Fill 0 if valid internal channel is not found */ if (ichan == AH_NULL) { OS_MEMZERO(nf_buf, sizeof(nf_buf[0])*HAL_NUM_NF_READINGS); return; } /* * It is okay to treat a HAL_NFCAL_HIST_SMALL struct as if it were a * HAL_NFCAL_HIST_FULL struct, as long as only the index 0 of the * nf_cal_buffer is used (nf_cal_buffer[0][0:HAL_NUM_NF_READINGS-1]) */ h = (HAL_NFCAL_HIST_FULL *) &ichan->nf_cal_hist; nf_hist_len = HAL_NF_CAL_HIST_LEN_SMALL; } #endif /* Get most recently updated values from nf cal history buffer */ recent_nf_index = (h->base.curr_index) ? h->base.curr_index - 1 : nf_hist_len - 1; for (i = 0; i < HAL_NUM_NF_READINGS; i++) { /* Fill 0 for unsupported chains */ if (!(rx_chainmask & (1 << i))) { nf_buf[i] = 0; continue; } nf_buf[i] = h->nf_cal_buffer[recent_nf_index][i]; } } /* * Return the current NF value in register. * If the current NF cal is not completed, return 0. */ int16_t ar9300_get_nf_from_reg(struct ath_hal *ah, struct ieee80211_channel *chan, int wait_time) { int16_t nfarray[HAL_NUM_NF_READINGS] = {0}; int is_2g = 0; HAL_CHANNEL_INTERNAL *ichan = NULL; ichan = ath_hal_checkchannel(ah, chan); if (ichan == NULL) return (0); if (wait_time <= 0) { return 0; } if (!ath_hal_waitfor(ah, AR_PHY_AGC_CONTROL, AR_PHY_AGC_CONTROL_NF, 0, wait_time)) { ath_hal_printf(ah, "%s: NF cal is not complete in %dus", __func__, wait_time); return 0; } is_2g = !! (IS_CHAN_2GHZ(ichan)); ar9300_upload_noise_floor(ah, is_2g, nfarray); return nfarray[0]; } /* * Pick up the medium one in the noise floor buffer and update the * corresponding range for valid noise floor values */ static int16_t ar9300_get_nf_hist_mid(struct ath_hal *ah, HAL_NFCAL_HIST_FULL *h, int reading, int hist_len) { int16_t nfval; int16_t sort[HAL_NF_CAL_HIST_LEN_FULL]; /* upper bound for hist_len */ int i, j; for (i = 0; i < hist_len; i++) { sort[i] = h->nf_cal_buffer[i][reading]; HALDEBUG(ah, HAL_DEBUG_NFCAL, "nf_cal_buffer[%d][%d] = %d\n", i, reading, (int)sort[i]); } for (i = 0; i < hist_len - 1; i++) { for (j = 1; j < hist_len - i; j++) { if (sort[j] > sort[j - 1]) { nfval = sort[j]; sort[j] = sort[j - 1]; sort[j - 1] = nfval; } } } nfval = sort[(hist_len - 1) >> 1]; return nfval; } static int16_t ar9300_limit_nf_range(struct ath_hal *ah, int16_t nf) { if (nf < AH9300(ah)->nfp->min) { return AH9300(ah)->nfp->nominal; } else if (nf > AH9300(ah)->nfp->max) { return AH9300(ah)->nfp->max; } return nf; } #ifndef ATH_NF_PER_CHAN inline static void ar9300_reset_nf_hist_buff(struct ath_hal *ah, HAL_CHANNEL_INTERNAL *ichan) { HAL_CHAN_NFCAL_HIST *h = &ichan->nf_cal_hist; HAL_NFCAL_HIST_FULL *home = &AH_PRIVATE(ah)->nf_cal_hist; int i; /* * Copy the value for the channel in question into the home-channel * NF history buffer. The channel NF is probably a value filled in by * a prior background channel scan, but if no scan has been done then * it is the nominal noise floor filled in by ath_hal_init_NF_buffer * for this chip and the channel's band. * Replicate this channel NF into all entries of the home-channel NF * history buffer. * If the channel NF was filled in by a channel scan, it has not had * bounds limits applied to it yet - do so now. It is important to * apply bounds limits to the priv_nf value that gets loaded into the * WLAN chip's min_cca_pwr register field. It is also necessary to * apply bounds limits to the nf_cal_buffer[] elements. Since we are * replicating a single NF reading into all nf_cal_buffer elements, * if the single reading were above the CW_INT threshold, the CW_INT * check in ar9300_get_nf would immediately conclude that CW interference * is present, even though we're not supposed to set CW_INT unless * NF values are _consistently_ above the CW_INT threshold. * Applying the bounds limits to the nf_cal_buffer contents fixes this * problem. */ for (i = 0; i < HAL_NUM_NF_READINGS; i ++) { int j; int16_t nf; /* * No need to set curr_index, since it already has a value in * the range [0..HAL_NF_CAL_HIST_LEN_FULL), and all nf_cal_buffer * values will be the same. */ nf = ar9300_limit_nf_range(ah, h->nf_cal_buffer[0][i]); for (j = 0; j < HAL_NF_CAL_HIST_LEN_FULL; j++) { home->nf_cal_buffer[j][i] = nf; } AH_PRIVATE(ah)->nf_cal_hist.base.priv_nf[i] = nf; } } #endif /* * Update the noise floor buffer as a ring buffer */ static int16_t ar9300_update_nf_hist_buff(struct ath_hal *ah, HAL_NFCAL_HIST_FULL *h, int16_t *nfarray, int hist_len) { int i, nr; int16_t nf_no_lim_chain0; nf_no_lim_chain0 = ar9300_get_nf_hist_mid(ah, h, 0, hist_len); HALDEBUG(ah, HAL_DEBUG_NFCAL, "%s[%d] BEFORE\n", __func__, __LINE__); for (nr = 0; nr < HAL_NF_CAL_HIST_LEN_FULL; nr++) { for (i = 0; i < HAL_NUM_NF_READINGS; i++) { HALDEBUG(ah, HAL_DEBUG_NFCAL, "nf_cal_buffer[%d][%d] = %d\n", nr, i, (int)h->nf_cal_buffer[nr][i]); } } for (i = 0; i < HAL_NUM_NF_READINGS; i++) { h->nf_cal_buffer[h->base.curr_index][i] = nfarray[i]; h->base.priv_nf[i] = ar9300_limit_nf_range( ah, ar9300_get_nf_hist_mid(ah, h, i, hist_len)); } HALDEBUG(ah, HAL_DEBUG_NFCAL, "%s[%d] AFTER\n", __func__, __LINE__); for (nr = 0; nr < HAL_NF_CAL_HIST_LEN_FULL; nr++) { for (i = 0; i < HAL_NUM_NF_READINGS; i++) { HALDEBUG(ah, HAL_DEBUG_NFCAL, "nf_cal_buffer[%d][%d] = %d\n", nr, i, (int)h->nf_cal_buffer[nr][i]); } } if (++h->base.curr_index >= hist_len) { h->base.curr_index = 0; } return nf_no_lim_chain0; } #ifdef UNUSED static HAL_BOOL get_noise_floor_thresh(struct ath_hal *ah, const HAL_CHANNEL_INTERNAL *chan, int16_t *nft) { struct ath_hal_9300 *ahp = AH9300(ah); switch (chan->channel_flags & CHANNEL_ALL_NOTURBO) { case CHANNEL_A: case CHANNEL_A_HT20: case CHANNEL_A_HT40PLUS: case CHANNEL_A_HT40MINUS: *nft = (int8_t)ar9300_eeprom_get(ahp, EEP_NFTHRESH_5); break; case CHANNEL_B: case CHANNEL_G: case CHANNEL_G_HT20: case CHANNEL_G_HT40PLUS: case CHANNEL_G_HT40MINUS: *nft = (int8_t)ar9300_eeprom_get(ahp, EEP_NFTHRESH_2); break; default: HALDEBUG(ah, HAL_DEBUG_CHANNEL, "%s: invalid channel flags 0x%x\n", __func__, chan->channel_flags); return AH_FALSE; } return AH_TRUE; } #endif /* * Read the NF and check it against the noise floor threshhold */ #define IS(_c, _f) (((_c)->channel_flags & _f) || 0) static int ar9300_store_new_nf(struct ath_hal *ah, struct ieee80211_channel *chan, int is_scan) { // struct ath_hal_private *ahpriv = AH_PRIVATE(ah); int nf_hist_len; int16_t nf_no_lim; int16_t nfarray[HAL_NUM_NF_READINGS] = {0}; HAL_NFCAL_HIST_FULL *h; int is_2g = 0; HAL_CHANNEL_INTERNAL *ichan = ath_hal_checkchannel(ah, chan); struct ath_hal_9300 *ahp = AH9300(ah); if (OS_REG_READ(ah, AR_PHY_AGC_CONTROL) & AR_PHY_AGC_CONTROL_NF) { u_int32_t tsf32, nf_cal_dur_tsf; /* * The reason the NF calibration did not complete may just be that * not enough time has passed since the NF calibration was started, * because under certain conditions (when first moving to a new * channel) the NF calibration may be checked very repeatedly. * Or, there may be CW interference keeping the NF calibration * from completing. Check the delta time between when the NF * calibration was started and now to see whether the NF calibration * should have already completed (but hasn't, probably due to CW * interference), or hasn't had enough time to finish yet. */ /* * AH_NF_CAL_DUR_MAX_TSF - A conservative maximum time that the * HW should need to finish a NF calibration. If the HW * does not complete a NF calibration within this time period, * there must be a problem - probably CW interference. * AH_NF_CAL_PERIOD_MAX_TSF - A conservative maximum time between * check of the HW's NF calibration being finished. * If the difference between the current TSF and the TSF * recorded when the NF calibration started is larger than this * value, the TSF must have been reset. * In general, we expect the TSF to only be reset during * regular operation for STAs, not for APs. However, an * AP's TSF could be reset when joining an IBSS. * There's an outside chance that this could result in the * CW_INT flag being erroneously set, if the TSF adjustment * is smaller than AH_NF_CAL_PERIOD_MAX_TSF but larger than * AH_NF_CAL_DUR_TSF. However, even if this does happen, * it shouldn't matter, as the IBSS case shouldn't be * concerned about CW_INT. */ /* AH_NF_CAL_DUR_TSF - 90 sec in usec units */ #define AH_NF_CAL_DUR_TSF (90 * 1000 * 1000) /* AH_NF_CAL_PERIOD_MAX_TSF - 180 sec in usec units */ #define AH_NF_CAL_PERIOD_MAX_TSF (180 * 1000 * 1000) /* wraparound handled by using unsigned values */ tsf32 = ar9300_get_tsf32(ah); nf_cal_dur_tsf = tsf32 - AH9300(ah)->nf_tsf32; if (nf_cal_dur_tsf > AH_NF_CAL_PERIOD_MAX_TSF) { /* * The TSF must have gotten reset during the NF cal - * just reset the NF TSF timestamp, so the next time * this function is called, the timestamp comparison * will be valid. */ AH9300(ah)->nf_tsf32 = tsf32; } else if (nf_cal_dur_tsf > AH_NF_CAL_DUR_TSF) { HALDEBUG(ah, HAL_DEBUG_CALIBRATE, "%s: NF did not complete in calibration window\n", __func__); /* the NF incompletion is probably due to CW interference */ chan->ic_state |= IEEE80211_CHANSTATE_CWINT; } return 0; /* HW's NF measurement not finished */ } HALDEBUG(ah, HAL_DEBUG_NFCAL, "%s[%d] chan %d\n", __func__, __LINE__, ichan->channel); is_2g = !! IS_CHAN_2GHZ(ichan); ar9300_upload_noise_floor(ah, is_2g, nfarray); /* Update the NF buffer for each chain masked by chainmask */ #ifdef ATH_NF_PER_CHAN h = &ichan->nf_cal_hist; nf_hist_len = HAL_NF_CAL_HIST_LEN_FULL; #else if (is_scan) { /* * This channel's NF cal info is just a HAL_NFCAL_HIST_SMALL struct * rather than a HAL_NFCAL_HIST_FULL struct. * As long as we only use the first history element of nf_cal_buffer * (nf_cal_buffer[0][0:HAL_NUM_NF_READINGS-1]), we can use * HAL_NFCAL_HIST_SMALL and HAL_NFCAL_HIST_FULL interchangeably. */ h = (HAL_NFCAL_HIST_FULL *) &ichan->nf_cal_hist; nf_hist_len = HAL_NF_CAL_HIST_LEN_SMALL; } else { h = &AH_PRIVATE(ah)->nf_cal_hist; nf_hist_len = HAL_NF_CAL_HIST_LEN_FULL; } #endif /* * nf_no_lim = median value from NF history buffer without bounds limits, * priv_nf = median value from NF history buffer with bounds limits. */ nf_no_lim = ar9300_update_nf_hist_buff(ah, h, nfarray, nf_hist_len); ichan->rawNoiseFloor = h->base.priv_nf[0]; /* check if there is interference */ // ichan->channel_flags &= (~CHANNEL_CW_INT); /* * Use AR9300_EMULATION to check for emulation purpose as PCIE Device ID * 0xABCD is recognized as valid Osprey as WAR in some EVs. */ if (nf_no_lim > ahp->nfp->nominal + ahp->nf_cw_int_delta) { /* * Since this CW interference check is being applied to the * median element of the NF history buffer, this indicates that * the CW interference is persistent. A single high NF reading * will not show up in the median, and thus will not cause the * CW_INT flag to be set. */ HALDEBUG(ah, HAL_DEBUG_NFCAL, "%s: NF Cal: CW interferer detected through NF: %d\n", __func__, nf_no_lim); chan->ic_state |= IEEE80211_CHANSTATE_CWINT; } return 1; /* HW's NF measurement finished */ } #undef IS static inline void ar9300_get_delta_slope_values(struct ath_hal *ah, u_int32_t coef_scaled, u_int32_t *coef_mantissa, u_int32_t *coef_exponent) { u_int32_t coef_exp, coef_man; /* * ALGO -> coef_exp = 14-floor(log2(coef)); * floor(log2(x)) is the highest set bit position */ for (coef_exp = 31; coef_exp > 0; coef_exp--) { if ((coef_scaled >> coef_exp) & 0x1) { break; } } /* A coef_exp of 0 is a legal bit position but an unexpected coef_exp */ HALASSERT(coef_exp); coef_exp = 14 - (coef_exp - COEF_SCALE_S); /* * ALGO -> coef_man = floor(coef* 2^coef_exp+0.5); * The coefficient is already shifted up for scaling */ coef_man = coef_scaled + (1 << (COEF_SCALE_S - coef_exp - 1)); *coef_mantissa = coef_man >> (COEF_SCALE_S - coef_exp); *coef_exponent = coef_exp - 16; } #define MAX_ANALOG_START 319 /* XXX */ /* * Delta slope coefficient computation. * Required for OFDM operation. */ static void ar9300_set_delta_slope(struct ath_hal *ah, struct ieee80211_channel *chan) { u_int32_t coef_scaled, ds_coef_exp, ds_coef_man; u_int32_t fclk = COEFF; /* clock * 2.5 */ u_int32_t clock_mhz_scaled = 0x1000000 * fclk; CHAN_CENTERS centers; /* * half and quarter rate can divide the scaled clock by 2 or 4 * scale for selected channel bandwidth */ if (IEEE80211_IS_CHAN_HALF(chan)) { clock_mhz_scaled = clock_mhz_scaled >> 1; } else if (IEEE80211_IS_CHAN_QUARTER(chan)) { clock_mhz_scaled = clock_mhz_scaled >> 2; } /* * ALGO -> coef = 1e8/fcarrier*fclock/40; * scaled coef to provide precision for this floating calculation */ ar9300_get_channel_centers(ah, chan, ¢ers); coef_scaled = clock_mhz_scaled / centers.synth_center; ar9300_get_delta_slope_values(ah, coef_scaled, &ds_coef_man, &ds_coef_exp); OS_REG_RMW_FIELD(ah, AR_PHY_TIMING3, AR_PHY_TIMING3_DSC_MAN, ds_coef_man); OS_REG_RMW_FIELD(ah, AR_PHY_TIMING3, AR_PHY_TIMING3_DSC_EXP, ds_coef_exp); /* * For Short GI, * scaled coeff is 9/10 that of normal coeff */ coef_scaled = (9 * coef_scaled) / 10; ar9300_get_delta_slope_values(ah, coef_scaled, &ds_coef_man, &ds_coef_exp); /* for short gi */ OS_REG_RMW_FIELD(ah, AR_PHY_SGI_DELTA, AR_PHY_SGI_DSC_MAN, ds_coef_man); OS_REG_RMW_FIELD(ah, AR_PHY_SGI_DELTA, AR_PHY_SGI_DSC_EXP, ds_coef_exp); } #define IS(_c, _f) (IEEE80211_IS_ ## _f(_c)) /* * XXX FreeBSD: This should be turned into something generic in ath_hal! */ HAL_CHANNEL_INTERNAL * ar9300_check_chan(struct ath_hal *ah, const struct ieee80211_channel *chan) { if (chan == NULL) { return AH_NULL; } if ((IS(chan, CHAN_2GHZ) ^ IS(chan, CHAN_5GHZ)) == 0) { HALDEBUG(ah, HAL_DEBUG_CHANNEL, "%s: invalid channel %u/0x%x; not marked as 2GHz or 5GHz\n", __func__, chan->ic_freq , chan->ic_flags); return AH_NULL; } /* * FreeBSD sets multiple flags, so this will fail. */ #if 0 if ((IS(chan, CHAN_OFDM) ^ IS(chan, CHAN_CCK) ^ IS(chan, CHAN_DYN) ^ IS(chan, CHAN_HT20) ^ IS(chan, CHAN_HT40U) ^ IS(chan, CHAN_HT40D)) == 0) { HALDEBUG(ah, HAL_DEBUG_CHANNEL, "%s: invalid channel %u/0x%x; not marked as " "OFDM or CCK or DYN or HT20 or HT40PLUS or HT40MINUS\n", __func__, chan->ic_freq , chan->ic_flags); return AH_NULL; } #endif return (ath_hal_checkchannel(ah, chan)); } #undef IS static void ar9300_set_11n_regs(struct ath_hal *ah, struct ieee80211_channel *chan, HAL_HT_MACMODE macmode) { u_int32_t phymode; // struct ath_hal_9300 *ahp = AH9300(ah); u_int32_t enable_dac_fifo; /* XXX */ enable_dac_fifo = OS_REG_READ(ah, AR_PHY_GEN_CTRL) & AR_PHY_GC_ENABLE_DAC_FIFO; /* Enable 11n HT, 20 MHz */ phymode = AR_PHY_GC_HT_EN | AR_PHY_GC_SINGLE_HT_LTF1 | AR_PHY_GC_SHORT_GI_40 | enable_dac_fifo; /* Configure baseband for dynamic 20/40 operation */ if (IEEE80211_IS_CHAN_HT40(chan)) { phymode |= AR_PHY_GC_DYN2040_EN; /* Configure control (primary) channel at +-10MHz */ if (IEEE80211_IS_CHAN_HT40U(chan)) { phymode |= AR_PHY_GC_DYN2040_PRI_CH; } #if 0 /* Configure 20/25 spacing */ if (ahp->ah_ext_prot_spacing == HAL_HT_EXTPROTSPACING_25) { phymode |= AR_PHY_GC_DYN2040_EXT_CH; } #endif } /* make sure we preserve INI settings */ phymode |= OS_REG_READ(ah, AR_PHY_GEN_CTRL); /* EV 62881/64991 - turn off Green Field detection for Maverick STA beta */ phymode &= ~AR_PHY_GC_GF_DETECT_EN; OS_REG_WRITE(ah, AR_PHY_GEN_CTRL, phymode); /* Set IFS timing for half/quarter rates */ if (IEEE80211_IS_CHAN_HALF(chan) || IEEE80211_IS_CHAN_QUARTER(chan)) { u_int32_t modeselect = OS_REG_READ(ah, AR_PHY_MODE); if (IEEE80211_IS_CHAN_HALF(chan)) { modeselect |= AR_PHY_MS_HALF_RATE; } else if (IEEE80211_IS_CHAN_QUARTER(chan)) { modeselect |= AR_PHY_MS_QUARTER_RATE; } OS_REG_WRITE(ah, AR_PHY_MODE, modeselect); ar9300_set_ifs_timing(ah, chan); OS_REG_RMW_FIELD( ah, AR_PHY_FRAME_CTL, AR_PHY_FRAME_CTL_CF_OVERLAP_WINDOW, 0x3); } /* Configure MAC for 20/40 operation */ ar9300_set_11n_mac2040(ah, macmode); /* global transmit timeout (25 TUs default)*/ /* XXX - put this elsewhere??? */ OS_REG_WRITE(ah, AR_GTXTO, 25 << AR_GTXTO_TIMEOUT_LIMIT_S); /* carrier sense timeout */ OS_REG_WRITE(ah, AR_CST, 0xF << AR_CST_TIMEOUT_LIMIT_S); } /* * Spur mitigation for MRC CCK */ static void ar9300_spur_mitigate_mrc_cck(struct ath_hal *ah, struct ieee80211_channel *chan) { int i; /* spur_freq_for_osprey - hardcoded by Systems team for now. */ u_int32_t spur_freq_for_osprey[4] = { 2420, 2440, 2464, 2480 }; u_int32_t spur_freq_for_jupiter[2] = { 2440, 2464}; int cur_bb_spur, negative = 0, cck_spur_freq; u_int8_t* spur_fbin_ptr = NULL; int synth_freq; int range = 10; int max_spurcounts = OSPREY_EEPROM_MODAL_SPURS; HAL_CHANNEL_INTERNAL *ichan = ath_hal_checkchannel(ah, chan); /* * Need to verify range +/- 10 MHz in control channel, otherwise spur * is out-of-band and can be ignored. */ if (AR_SREV_HORNET(ah) || AR_SREV_POSEIDON(ah) || AR_SREV_WASP(ah) || AR_SREV_SCORPION(ah)) { spur_fbin_ptr = ar9300_eeprom_get_spur_chans_ptr(ah, 1); if (spur_fbin_ptr[0] == 0) { return; /* No spur in the mode */ } if (IEEE80211_IS_CHAN_HT40(chan)) { range = 19; if (OS_REG_READ_FIELD(ah, AR_PHY_GEN_CTRL, AR_PHY_GC_DYN2040_PRI_CH) == 0x0) { synth_freq = ichan->channel + 10; } else { synth_freq = ichan->channel - 10; } } else { range = 10; synth_freq = ichan->channel; } } else if(AR_SREV_JUPITER(ah)) { range = 5; max_spurcounts = 2; /* Hardcoded by Jupiter Systems team for now. */ synth_freq = ichan->channel; } else { range = 10; max_spurcounts = 4; /* Hardcoded by Osprey Systems team for now. */ synth_freq = ichan->channel; } for (i = 0; i < max_spurcounts; i++) { negative = 0; if (AR_SREV_HORNET(ah) || AR_SREV_POSEIDON(ah) || AR_SREV_WASP(ah) || AR_SREV_SCORPION(ah)) { cur_bb_spur = FBIN2FREQ(spur_fbin_ptr[i], HAL_FREQ_BAND_2GHZ) - synth_freq; } else if(AR_SREV_JUPITER(ah)) { cur_bb_spur = spur_freq_for_jupiter[i] - synth_freq; } else { cur_bb_spur = spur_freq_for_osprey[i] - synth_freq; } if (cur_bb_spur < 0) { negative = 1; cur_bb_spur = -cur_bb_spur; } if (cur_bb_spur < range) { cck_spur_freq = (int)((cur_bb_spur << 19) / 11); if (negative == 1) { cck_spur_freq = -cck_spur_freq; } cck_spur_freq = cck_spur_freq & 0xfffff; /*OS_REG_WRITE_field(ah, BB_agc_control.ycok_max, 0x7);*/ OS_REG_RMW_FIELD(ah, AR_PHY_AGC_CONTROL, AR_PHY_AGC_CONTROL_YCOK_MAX, 0x7); /*OS_REG_WRITE_field(ah, BB_cck_spur_mit.spur_rssi_thr, 0x7f);*/ OS_REG_RMW_FIELD(ah, AR_PHY_CCK_SPUR_MIT, AR_PHY_CCK_SPUR_MIT_SPUR_RSSI_THR, 0x7f); /*OS_REG_WRITE(ah, BB_cck_spur_mit.spur_filter_type, 0x2);*/ OS_REG_RMW_FIELD(ah, AR_PHY_CCK_SPUR_MIT, AR_PHY_CCK_SPUR_MIT_SPUR_FILTER_TYPE, 0x2); /*OS_REG_WRITE(ah, BB_cck_spur_mit.use_cck_spur_mit, 0x1);*/ OS_REG_RMW_FIELD(ah, AR_PHY_CCK_SPUR_MIT, AR_PHY_CCK_SPUR_MIT_USE_CCK_SPUR_MIT, 0x1); /*OS_REG_WRITE(ah, BB_cck_spur_mit.cck_spur_freq, cck_spur_freq);*/ OS_REG_RMW_FIELD(ah, AR_PHY_CCK_SPUR_MIT, AR_PHY_CCK_SPUR_MIT_CCK_SPUR_FREQ, cck_spur_freq); return; } } /*OS_REG_WRITE(ah, BB_agc_control.ycok_max, 0x5);*/ OS_REG_RMW_FIELD(ah, AR_PHY_AGC_CONTROL, AR_PHY_AGC_CONTROL_YCOK_MAX, 0x5); /*OS_REG_WRITE(ah, BB_cck_spur_mit.use_cck_spur_mit, 0x0);*/ OS_REG_RMW_FIELD(ah, AR_PHY_CCK_SPUR_MIT, AR_PHY_CCK_SPUR_MIT_USE_CCK_SPUR_MIT, 0x0); /*OS_REG_WRITE(ah, BB_cck_spur_mit.cck_spur_freq, 0x0);*/ OS_REG_RMW_FIELD(ah, AR_PHY_CCK_SPUR_MIT, AR_PHY_CCK_SPUR_MIT_CCK_SPUR_FREQ, 0x0); } /* Spur mitigation for OFDM */ static void ar9300_spur_mitigate_ofdm(struct ath_hal *ah, struct ieee80211_channel *chan) { int synth_freq; int range = 10; int freq_offset = 0; int spur_freq_sd = 0; int spur_subchannel_sd = 0; int spur_delta_phase = 0; int mask_index = 0; int i; int mode; u_int8_t* spur_chans_ptr; struct ath_hal_9300 *ahp; ahp = AH9300(ah); HAL_CHANNEL_INTERNAL *ichan = ath_hal_checkchannel(ah, chan); if (IS_CHAN_5GHZ(ichan)) { spur_chans_ptr = ar9300_eeprom_get_spur_chans_ptr(ah, 0); mode = 0; } else { spur_chans_ptr = ar9300_eeprom_get_spur_chans_ptr(ah, 1); mode = 1; } if (IEEE80211_IS_CHAN_HT40(chan)) { range = 19; if (OS_REG_READ_FIELD(ah, AR_PHY_GEN_CTRL, AR_PHY_GC_DYN2040_PRI_CH) == 0x0) { synth_freq = ichan->channel - 10; } else { synth_freq = ichan->channel + 10; } } else { range = 10; synth_freq = ichan->channel; } /* Clean all spur register fields */ OS_REG_RMW_FIELD(ah, AR_PHY_TIMING4, AR_PHY_TIMING4_ENABLE_SPUR_FILTER, 0); OS_REG_RMW_FIELD(ah, AR_PHY_TIMING11, AR_PHY_TIMING11_SPUR_FREQ_SD, 0); OS_REG_RMW_FIELD(ah, AR_PHY_TIMING11, AR_PHY_TIMING11_SPUR_DELTA_PHASE, 0); OS_REG_RMW_FIELD(ah, AR_PHY_SFCORR_EXT, AR_PHY_SFCORR_EXT_SPUR_SUBCHANNEL_SD, 0); OS_REG_RMW_FIELD(ah, AR_PHY_TIMING11, AR_PHY_TIMING11_USE_SPUR_FILTER_IN_AGC, 0); OS_REG_RMW_FIELD(ah, AR_PHY_TIMING11, AR_PHY_TIMING11_USE_SPUR_FILTER_IN_SELFCOR, 0); OS_REG_RMW_FIELD(ah, AR_PHY_TIMING4, AR_PHY_TIMING4_ENABLE_SPUR_RSSI, 0); OS_REG_RMW_FIELD(ah, AR_PHY_SPUR_REG, AR_PHY_SPUR_REG_EN_VIT_SPUR_RSSI, 0); OS_REG_RMW_FIELD(ah, AR_PHY_SPUR_REG, AR_PHY_SPUR_REG_ENABLE_NF_RSSI_SPUR_MIT, 0); OS_REG_RMW_FIELD(ah, AR_PHY_SPUR_REG, AR_PHY_SPUR_REG_ENABLE_MASK_PPM, 0); OS_REG_RMW_FIELD(ah, AR_PHY_TIMING4, AR_PHY_TIMING4_ENABLE_PILOT_MASK, 0); OS_REG_RMW_FIELD(ah, AR_PHY_TIMING4, AR_PHY_TIMING4_ENABLE_CHAN_MASK, 0); OS_REG_RMW_FIELD(ah, AR_PHY_PILOT_SPUR_MASK, AR_PHY_PILOT_SPUR_MASK_CF_PILOT_MASK_IDX_A, 0); OS_REG_RMW_FIELD(ah, AR_PHY_SPUR_MASK_A, AR_PHY_SPUR_MASK_A_CF_PUNC_MASK_IDX_A, 0); OS_REG_RMW_FIELD(ah, AR_PHY_CHAN_SPUR_MASK, AR_PHY_CHAN_SPUR_MASK_CF_CHAN_MASK_IDX_A, 0); OS_REG_RMW_FIELD(ah, AR_PHY_PILOT_SPUR_MASK, AR_PHY_PILOT_SPUR_MASK_CF_PILOT_MASK_A, 0); OS_REG_RMW_FIELD(ah, AR_PHY_CHAN_SPUR_MASK, AR_PHY_CHAN_SPUR_MASK_CF_CHAN_MASK_A, 0); OS_REG_RMW_FIELD(ah, AR_PHY_SPUR_MASK_A, AR_PHY_SPUR_MASK_A_CF_PUNC_MASK_A, 0); OS_REG_RMW_FIELD(ah, AR_PHY_SPUR_REG, AR_PHY_SPUR_REG_MASK_RATE_CNTL, 0); i = 0; while (spur_chans_ptr[i] && i < 5) { freq_offset = FBIN2FREQ(spur_chans_ptr[i], mode) - synth_freq; if (abs(freq_offset) < range) { /* printf( "Spur Mitigation for OFDM: Synth Frequency = %d, " "Spur Frequency = %d\n", synth_freq, FBIN2FREQ(spur_chans_ptr[i], mode)); */ if (IEEE80211_IS_CHAN_HT40(chan)) { if (freq_offset < 0) { if (OS_REG_READ_FIELD( ah, AR_PHY_GEN_CTRL, AR_PHY_GC_DYN2040_PRI_CH) == 0x0) { spur_subchannel_sd = 1; } else { spur_subchannel_sd = 0; } spur_freq_sd = ((freq_offset + 10) << 9) / 11; } else { if (OS_REG_READ_FIELD(ah, AR_PHY_GEN_CTRL, AR_PHY_GC_DYN2040_PRI_CH) == 0x0) { spur_subchannel_sd = 0; } else { spur_subchannel_sd = 1; } spur_freq_sd = ((freq_offset - 10) << 9) / 11; } spur_delta_phase = (freq_offset << 17) / 5; } else { spur_subchannel_sd = 0; spur_freq_sd = (freq_offset << 9) / 11; spur_delta_phase = (freq_offset << 18) / 5; } spur_freq_sd = spur_freq_sd & 0x3ff; spur_delta_phase = spur_delta_phase & 0xfffff; /* printf( "spur_subchannel_sd = %d, spur_freq_sd = 0x%x, " "spur_delta_phase = 0x%x\n", spur_subchannel_sd, spur_freq_sd, spur_delta_phase); */ /* OFDM Spur mitigation */ OS_REG_RMW_FIELD(ah, AR_PHY_TIMING4, AR_PHY_TIMING4_ENABLE_SPUR_FILTER, 0x1); OS_REG_RMW_FIELD(ah, AR_PHY_TIMING11, AR_PHY_TIMING11_SPUR_FREQ_SD, spur_freq_sd); OS_REG_RMW_FIELD(ah, AR_PHY_TIMING11, AR_PHY_TIMING11_SPUR_DELTA_PHASE, spur_delta_phase); OS_REG_RMW_FIELD(ah, AR_PHY_SFCORR_EXT, AR_PHY_SFCORR_EXT_SPUR_SUBCHANNEL_SD, spur_subchannel_sd); OS_REG_RMW_FIELD(ah, AR_PHY_TIMING11, AR_PHY_TIMING11_USE_SPUR_FILTER_IN_AGC, 0x1); OS_REG_RMW_FIELD(ah, AR_PHY_TIMING11, AR_PHY_TIMING11_USE_SPUR_FILTER_IN_SELFCOR, 0x1); OS_REG_RMW_FIELD(ah, AR_PHY_TIMING4, AR_PHY_TIMING4_ENABLE_SPUR_RSSI, 0x1); OS_REG_RMW_FIELD(ah, AR_PHY_SPUR_REG, AR_PHY_SPUR_REG_SPUR_RSSI_THRESH, 34); OS_REG_RMW_FIELD(ah, AR_PHY_SPUR_REG, AR_PHY_SPUR_REG_EN_VIT_SPUR_RSSI, 1); /* * Do not subtract spur power from noise floor for wasp. * This causes the maximum client test (on Veriwave) to fail * when run on spur channel (2464 MHz). * Refer to ev#82746 and ev#82744. */ if (!AR_SREV_WASP(ah) && (OS_REG_READ_FIELD(ah, AR_PHY_MODE, AR_PHY_MODE_DYNAMIC) == 0x1)) { OS_REG_RMW_FIELD(ah, AR_PHY_SPUR_REG, AR_PHY_SPUR_REG_ENABLE_NF_RSSI_SPUR_MIT, 1); } mask_index = (freq_offset << 4) / 5; if (mask_index < 0) { mask_index = mask_index - 1; } mask_index = mask_index & 0x7f; /*printf("Bin 0x%x\n", mask_index);*/ OS_REG_RMW_FIELD(ah, AR_PHY_SPUR_REG, AR_PHY_SPUR_REG_ENABLE_MASK_PPM, 0x1); OS_REG_RMW_FIELD(ah, AR_PHY_TIMING4, AR_PHY_TIMING4_ENABLE_PILOT_MASK, 0x1); OS_REG_RMW_FIELD(ah, AR_PHY_TIMING4, AR_PHY_TIMING4_ENABLE_CHAN_MASK, 0x1); OS_REG_RMW_FIELD(ah, AR_PHY_PILOT_SPUR_MASK, AR_PHY_PILOT_SPUR_MASK_CF_PILOT_MASK_IDX_A, mask_index); OS_REG_RMW_FIELD(ah, AR_PHY_SPUR_MASK_A, AR_PHY_SPUR_MASK_A_CF_PUNC_MASK_IDX_A, mask_index); OS_REG_RMW_FIELD(ah, AR_PHY_CHAN_SPUR_MASK, AR_PHY_CHAN_SPUR_MASK_CF_CHAN_MASK_IDX_A, mask_index); OS_REG_RMW_FIELD(ah, AR_PHY_PILOT_SPUR_MASK, AR_PHY_PILOT_SPUR_MASK_CF_PILOT_MASK_A, 0xc); OS_REG_RMW_FIELD(ah, AR_PHY_CHAN_SPUR_MASK, AR_PHY_CHAN_SPUR_MASK_CF_CHAN_MASK_A, 0xc); OS_REG_RMW_FIELD(ah, AR_PHY_SPUR_MASK_A, AR_PHY_SPUR_MASK_A_CF_PUNC_MASK_A, 0xa0); OS_REG_RMW_FIELD(ah, AR_PHY_SPUR_REG, AR_PHY_SPUR_REG_MASK_RATE_CNTL, 0xff); /* printf("BB_timing_control_4 = 0x%x\n", OS_REG_READ(ah, AR_PHY_TIMING4)); printf("BB_timing_control_11 = 0x%x\n", OS_REG_READ(ah, AR_PHY_TIMING11)); printf("BB_ext_chan_scorr_thr = 0x%x\n", OS_REG_READ(ah, AR_PHY_SFCORR_EXT)); printf("BB_spur_mask_controls = 0x%x\n", OS_REG_READ(ah, AR_PHY_SPUR_REG)); printf("BB_pilot_spur_mask = 0x%x\n", OS_REG_READ(ah, AR_PHY_PILOT_SPUR_MASK)); printf("BB_chan_spur_mask = 0x%x\n", OS_REG_READ(ah, AR_PHY_CHAN_SPUR_MASK)); printf("BB_vit_spur_mask_A = 0x%x\n", OS_REG_READ(ah, AR_PHY_SPUR_MASK_A)); */ break; } i++; } } /* * Convert to baseband spur frequency given input channel frequency * and compute register settings below. */ static void ar9300_spur_mitigate(struct ath_hal *ah, struct ieee80211_channel *chan) { ar9300_spur_mitigate_ofdm(ah, chan); ar9300_spur_mitigate_mrc_cck(ah, chan); } /************************************************************** * ar9300_channel_change * Assumes caller wants to change channel, and not reset. */ static inline HAL_BOOL ar9300_channel_change(struct ath_hal *ah, struct ieee80211_channel *chan, HAL_CHANNEL_INTERNAL *ichan, HAL_HT_MACMODE macmode) { u_int32_t synth_delay, qnum; struct ath_hal_9300 *ahp = AH9300(ah); /* TX must be stopped by now */ for (qnum = 0; qnum < AR_NUM_QCU; qnum++) { if (ar9300_num_tx_pending(ah, qnum)) { HALDEBUG(ah, HAL_DEBUG_QUEUE, "%s: Transmit frames pending on queue %d\n", __func__, qnum); HALASSERT(0); return AH_FALSE; } } /* * Kill last Baseband Rx Frame - Request analog bus grant */ OS_REG_WRITE(ah, AR_PHY_RFBUS_REQ, AR_PHY_RFBUS_REQ_EN); if (!ath_hal_wait(ah, AR_PHY_RFBUS_GRANT, AR_PHY_RFBUS_GRANT_EN, AR_PHY_RFBUS_GRANT_EN)) { HALDEBUG(ah, HAL_DEBUG_PHYIO, "%s: Could not kill baseband RX\n", __func__); return AH_FALSE; } /* Setup 11n MAC/Phy mode registers */ ar9300_set_11n_regs(ah, chan, macmode); /* * Change the synth */ if (!ahp->ah_rf_hal.set_channel(ah, chan)) { HALDEBUG(ah, HAL_DEBUG_CHANNEL, "%s: failed to set channel\n", __func__); return AH_FALSE; } /* * Some registers get reinitialized during ATH_INI_POST INI programming. */ ar9300_init_user_settings(ah); /* * Setup the transmit power values. * * After the public to private hal channel mapping, ichan contains the * valid regulatory power value. * ath_hal_getctl and ath_hal_getantennaallowed look up ichan from chan. */ if (ar9300_eeprom_set_transmit_power( ah, &ahp->ah_eeprom, chan, ath_hal_getctl(ah, chan), ath_hal_getantennaallowed(ah, chan), ath_hal_get_twice_max_regpower(AH_PRIVATE(ah), ichan, chan), AH_MIN(MAX_RATE_POWER, AH_PRIVATE(ah)->ah_powerLimit)) != HAL_OK) { HALDEBUG(ah, HAL_DEBUG_EEPROM, "%s: error init'ing transmit power\n", __func__); return AH_FALSE; } /* * Release the RFBus Grant. */ OS_REG_WRITE(ah, AR_PHY_RFBUS_REQ, 0); /* * Write spur immunity and delta slope for OFDM enabled modes (A, G, Turbo) */ if (IEEE80211_IS_CHAN_OFDM(chan) || IEEE80211_IS_CHAN_HT(chan)) { ar9300_set_delta_slope(ah, chan); } else { /* Set to Ini default */ OS_REG_WRITE(ah, AR_PHY_TIMING3, 0x9c0a9f6b); OS_REG_WRITE(ah, AR_PHY_SGI_DELTA, 0x00046384); } ar9300_spur_mitigate(ah, chan); /* * Wait for the frequency synth to settle (synth goes on via PHY_ACTIVE_EN). * Read the phy active delay register. Value is in 100ns increments. */ synth_delay = OS_REG_READ(ah, AR_PHY_RX_DELAY) & AR_PHY_RX_DELAY_DELAY; if (IEEE80211_IS_CHAN_CCK(chan)) { synth_delay = (4 * synth_delay) / 22; } else { synth_delay /= 10; } OS_DELAY(synth_delay + BASE_ACTIVATE_DELAY); /* * Do calibration. */ return AH_TRUE; } void ar9300_set_operating_mode(struct ath_hal *ah, int opmode) { u_int32_t val; val = OS_REG_READ(ah, AR_STA_ID1); val &= ~(AR_STA_ID1_STA_AP | AR_STA_ID1_ADHOC); switch (opmode) { case HAL_M_HOSTAP: OS_REG_WRITE(ah, AR_STA_ID1, val | AR_STA_ID1_STA_AP | AR_STA_ID1_KSRCH_MODE); OS_REG_CLR_BIT(ah, AR_CFG, AR_CFG_AP_ADHOC_INDICATION); break; case HAL_M_IBSS: OS_REG_WRITE(ah, AR_STA_ID1, val | AR_STA_ID1_ADHOC | AR_STA_ID1_KSRCH_MODE); OS_REG_SET_BIT(ah, AR_CFG, AR_CFG_AP_ADHOC_INDICATION); break; case HAL_M_STA: case HAL_M_MONITOR: OS_REG_WRITE(ah, AR_STA_ID1, val | AR_STA_ID1_KSRCH_MODE); break; } } /* XXX need the logic for Osprey */ void ar9300_init_pll(struct ath_hal *ah, struct ieee80211_channel *chan) { u_int32_t pll; u_int8_t clk_25mhz = AH9300(ah)->clk_25mhz; HAL_CHANNEL_INTERNAL *ichan = NULL; if (chan) ichan = ath_hal_checkchannel(ah, chan); if (AR_SREV_HORNET(ah)) { if (clk_25mhz) { /* Hornet uses PLL_CONTROL_2. Xtal is 25MHz for Hornet. * REFDIV set to 0x1. * $xtal_freq = 25; * $PLL2_div = (704/$xtal_freq); # 176 * 4 = 704. * MAC and BB run at 176 MHz. * $PLL2_divint = int($PLL2_div); * $PLL2_divfrac = $PLL2_div - $PLL2_divint; * $PLL2_divfrac = int($PLL2_divfrac * 0x4000); # 2^14 * $PLL2_Val = ($PLL2_divint & 0x3f) << 19 | (0x1) << 14 | * $PLL2_divfrac & 0x3fff; * Therefore, $PLL2_Val = 0xe04a3d */ #define DPLL2_KD_VAL 0x1D #define DPLL2_KI_VAL 0x06 #define DPLL3_PHASE_SHIFT_VAL 0x1 /* Rewrite DDR PLL2 and PLL3 */ /* program DDR PLL ki and kd value, ki=0x6, kd=0x1d */ OS_REG_WRITE(ah, AR_HORNET_CH0_DDR_DPLL2, 0x18e82f01); /* program DDR PLL phase_shift to 0x1 */ OS_REG_RMW_FIELD(ah, AR_HORNET_CH0_DDR_DPLL3, AR_PHY_BB_DPLL3_PHASE_SHIFT, DPLL3_PHASE_SHIFT_VAL); OS_REG_WRITE(ah, AR_RTC_PLL_CONTROL, 0x1142c); OS_DELAY(1000); /* program refdiv, nint, frac to RTC register */ OS_REG_WRITE(ah, AR_RTC_PLL_CONTROL2, 0xe04a3d); /* program BB PLL ki and kd value, ki=0x6, kd=0x1d */ OS_REG_RMW_FIELD(ah, AR_PHY_BB_DPLL2, AR_PHY_BB_DPLL2_KD, DPLL2_KD_VAL); OS_REG_RMW_FIELD(ah, AR_PHY_BB_DPLL2, AR_PHY_BB_DPLL2_KI, DPLL2_KI_VAL); /* program BB PLL phase_shift to 0x1 */ OS_REG_RMW_FIELD(ah, AR_PHY_BB_DPLL3, AR_PHY_BB_DPLL3_PHASE_SHIFT, DPLL3_PHASE_SHIFT_VAL); } else { /* 40MHz */ #undef DPLL2_KD_VAL #undef DPLL2_KI_VAL #define DPLL2_KD_VAL 0x3D #define DPLL2_KI_VAL 0x06 /* Rewrite DDR PLL2 and PLL3 */ /* program DDR PLL ki and kd value, ki=0x6, kd=0x3d */ OS_REG_WRITE(ah, AR_HORNET_CH0_DDR_DPLL2, 0x19e82f01); /* program DDR PLL phase_shift to 0x1 */ OS_REG_RMW_FIELD(ah, AR_HORNET_CH0_DDR_DPLL3, AR_PHY_BB_DPLL3_PHASE_SHIFT, DPLL3_PHASE_SHIFT_VAL); OS_REG_WRITE(ah, AR_RTC_PLL_CONTROL, 0x1142c); OS_DELAY(1000); /* program refdiv, nint, frac to RTC register */ OS_REG_WRITE(ah, AR_RTC_PLL_CONTROL2, 0x886666); /* program BB PLL ki and kd value, ki=0x6, kd=0x3d */ OS_REG_RMW_FIELD(ah, AR_PHY_BB_DPLL2, AR_PHY_BB_DPLL2_KD, DPLL2_KD_VAL); OS_REG_RMW_FIELD(ah, AR_PHY_BB_DPLL2, AR_PHY_BB_DPLL2_KI, DPLL2_KI_VAL); /* program BB PLL phase_shift to 0x1 */ OS_REG_RMW_FIELD(ah, AR_PHY_BB_DPLL3, AR_PHY_BB_DPLL3_PHASE_SHIFT, DPLL3_PHASE_SHIFT_VAL); } OS_REG_WRITE(ah, AR_RTC_PLL_CONTROL, 0x142c); OS_DELAY(1000); } else if (AR_SREV_POSEIDON(ah) || AR_SREV_APHRODITE(ah)) { OS_REG_RMW_FIELD(ah, AR_PHY_BB_DPLL2, AR_PHY_BB_DPLL2_PLL_PWD, 0x1); /* program BB PLL ki and kd value, ki=0x4, kd=0x40 */ OS_REG_RMW_FIELD(ah, AR_PHY_BB_DPLL2, AR_PHY_BB_DPLL2_KD, 0x40); OS_REG_RMW_FIELD(ah, AR_PHY_BB_DPLL2, AR_PHY_BB_DPLL2_KI, 0x4); OS_REG_RMW_FIELD(ah, AR_PHY_BB_DPLL1, AR_PHY_BB_DPLL1_REFDIV, 0x5); OS_REG_RMW_FIELD(ah, AR_PHY_BB_DPLL1, AR_PHY_BB_DPLL1_NINI, 0x58); OS_REG_RMW_FIELD(ah, AR_PHY_BB_DPLL1, AR_PHY_BB_DPLL1_NFRAC, 0x0); OS_REG_RMW_FIELD(ah, AR_PHY_BB_DPLL2, AR_PHY_BB_DPLL2_OUTDIV, 0x1); OS_REG_RMW_FIELD(ah, AR_PHY_BB_DPLL2, AR_PHY_BB_DPLL2_LOCAL_PLL, 0x1); OS_REG_RMW_FIELD(ah, AR_PHY_BB_DPLL2, AR_PHY_BB_DPLL2_EN_NEGTRIG, 0x1); /* program BB PLL phase_shift to 0x6 */ OS_REG_RMW_FIELD(ah, AR_PHY_BB_DPLL3, AR_PHY_BB_DPLL3_PHASE_SHIFT, 0x6); OS_REG_RMW_FIELD(ah, AR_PHY_BB_DPLL2, AR_PHY_BB_DPLL2_PLL_PWD, 0x0); OS_DELAY(1000); OS_REG_WRITE(ah, AR_RTC_PLL_CONTROL, 0x142c); OS_DELAY(1000); } else if (AR_SREV_WASP(ah) || AR_SREV_SCORPION(ah) || AR_SREV_HONEYBEE(ah)) { #define SRIF_PLL 1 u_int32_t regdata, pll2_divint, pll2_divfrac; #ifndef SRIF_PLL u_int32_t pll2_clkmode; #endif #ifdef SRIF_PLL u_int32_t refdiv; #endif if (clk_25mhz) { #ifndef SRIF_PLL pll2_divint = 0x1c; pll2_divfrac = 0xa3d7; #else if (AR_SREV_HONEYBEE(ah)) { pll2_divint = 0x1c; pll2_divfrac = 0xa3d2; refdiv = 1; } else { pll2_divint = 0x54; pll2_divfrac = 0x1eb85; refdiv = 3; } #endif } else { #ifndef SRIF_PLL pll2_divint = 0x11; pll2_divfrac = 0x26666; #else if (AR_SREV_WASP(ah)) { pll2_divint = 88; pll2_divfrac = 0; refdiv = 5; } else { pll2_divint = 0x11; pll2_divfrac = 0x26666; refdiv = 1; } #endif } #ifndef SRIF_PLL pll2_clkmode = 0x3d; #endif /* PLL programming through SRIF Local Mode */ OS_REG_WRITE(ah, AR_RTC_PLL_CONTROL, 0x1142c); /* Bypass mode */ OS_DELAY(1000); do { regdata = OS_REG_READ(ah, AR_PHY_PLL_MODE); if (AR_SREV_HONEYBEE(ah)) { regdata = regdata | (0x1 << 22); } else { regdata = regdata | (0x1 << 16); } OS_REG_WRITE(ah, AR_PHY_PLL_MODE, regdata); /* PWD_PLL set to 1 */ OS_DELAY(100); /* override int, frac, refdiv */ #ifndef SRIF_PLL OS_REG_WRITE(ah, AR_PHY_PLL_CONTROL, ((1 << 27) | (pll2_divint << 18) | pll2_divfrac)); #else OS_REG_WRITE(ah, AR_PHY_PLL_CONTROL, ((refdiv << 27) | (pll2_divint << 18) | pll2_divfrac)); #endif OS_DELAY(100); regdata = OS_REG_READ(ah, AR_PHY_PLL_MODE); #ifndef SRIF_PLL regdata = (regdata & 0x80071fff) | (0x1 << 30) | (0x1 << 13) | (0x6 << 26) | (pll2_clkmode << 19); #else if (AR_SREV_WASP(ah)) { regdata = (regdata & 0x80071fff) | (0x1 << 30) | (0x1 << 13) | (0x4 << 26) | (0x18 << 19); } else if (AR_SREV_HONEYBEE(ah)) { /* * Kd=10, Ki=2, Outdiv=1, Local PLL=0, Phase Shift=4 */ regdata = (regdata & 0x01c00fff) | (0x1 << 31) | (0x2 << 29) | (0xa << 25) | (0x1 << 19) | (0x6 << 12); } else { regdata = (regdata & 0x80071fff) | (0x3 << 30) | (0x1 << 13) | (0x4 << 26) | (0x60 << 19); } #endif /* Ki, Kd, Local PLL, Outdiv */ OS_REG_WRITE(ah, AR_PHY_PLL_MODE, regdata); regdata = OS_REG_READ(ah, AR_PHY_PLL_MODE); if (AR_SREV_HONEYBEE(ah)) { regdata = (regdata & 0xffbfffff); } else { regdata = (regdata & 0xfffeffff); } OS_REG_WRITE(ah, AR_PHY_PLL_MODE, regdata); /* PWD_PLL set to 0 */ OS_DELAY(1000); if (AR_SREV_WASP(ah)) { /* clear do measure */ regdata = OS_REG_READ(ah, AR_PHY_PLL_BB_DPLL3); regdata &= ~(1 << 30); OS_REG_WRITE(ah, AR_PHY_PLL_BB_DPLL3, regdata); OS_DELAY(100); /* set do measure */ regdata = OS_REG_READ(ah, AR_PHY_PLL_BB_DPLL3); regdata |= (1 << 30); OS_REG_WRITE(ah, AR_PHY_PLL_BB_DPLL3, regdata); /* wait for measure done */ do { regdata = OS_REG_READ(ah, AR_PHY_PLL_BB_DPLL4); } while ((regdata & (1 << 3)) == 0); /* clear do measure */ regdata = OS_REG_READ(ah, AR_PHY_PLL_BB_DPLL3); regdata &= ~(1 << 30); OS_REG_WRITE(ah, AR_PHY_PLL_BB_DPLL3, regdata); /* get measure sqsum dvc */ regdata = (OS_REG_READ(ah, AR_PHY_PLL_BB_DPLL3) & 0x007FFFF8) >> 3; } else { break; } } while (regdata >= 0x40000); /* Remove from Bypass mode */ OS_REG_WRITE(ah, AR_RTC_PLL_CONTROL, 0x142c); OS_DELAY(1000); } else { pll = SM(0x5, AR_RTC_PLL_REFDIV); /* Supposedly not needed on Osprey */ #if 0 if (chan && IS_CHAN_HALF_RATE(chan)) { pll |= SM(0x1, AR_RTC_PLL_CLKSEL); } else if (chan && IS_CHAN_QUARTER_RATE(chan)) { pll |= SM(0x2, AR_RTC_PLL_CLKSEL); } #endif if (ichan && IS_CHAN_5GHZ(ichan)) { pll |= SM(0x28, AR_RTC_PLL_DIV); /* * When doing fast clock, set PLL to 0x142c */ if (IS_5GHZ_FAST_CLOCK_EN(ah, chan)) { pll = 0x142c; } } else { pll |= SM(0x2c, AR_RTC_PLL_DIV); } OS_REG_WRITE(ah, AR_RTC_PLL_CONTROL, pll); } /* TODO: * For multi-band owl, switch between bands by reiniting the PLL. */ OS_DELAY(RTC_PLL_SETTLE_DELAY); OS_REG_WRITE(ah, AR_RTC_SLEEP_CLK, AR_RTC_FORCE_DERIVED_CLK | AR_RTC_PCIE_RST_PWDN_EN); /* XXX TODO: honeybee? */ if (AR_SREV_WASP(ah) || AR_SREV_SCORPION(ah)) { if (clk_25mhz) { OS_REG_WRITE(ah, AR_RTC_DERIVED_RTC_CLK, (0x17c << 1)); /* 32KHz sleep clk */ OS_REG_WRITE(ah, AR_SLP32_MODE, 0x0010f3d7); OS_REG_WRITE(ah, AR_SLP32_INC, 0x0001e7ae); } else { OS_REG_WRITE(ah, AR_RTC_DERIVED_RTC_CLK, (0x261 << 1)); /* 32KHz sleep clk */ OS_REG_WRITE(ah, AR_SLP32_MODE, 0x0010f400); OS_REG_WRITE(ah, AR_SLP32_INC, 0x0001e800); } OS_DELAY(100); } } static inline HAL_BOOL ar9300_set_reset(struct ath_hal *ah, int type) { u_int32_t rst_flags; u_int32_t tmp_reg; struct ath_hal_9300 *ahp = AH9300(ah); HALASSERT(type == HAL_RESET_WARM || type == HAL_RESET_COLD); /* * RTC Force wake should be done before resetting the MAC. * MDK/ART does it that way. */ OS_REG_WRITE(ah, AR_HOSTIF_REG(ah, AR_WA), AH9300(ah)->ah_wa_reg_val); OS_DELAY(10); /* delay to allow AR_WA reg write to kick in */ OS_REG_WRITE(ah, AR_RTC_FORCE_WAKE, AR_RTC_FORCE_WAKE_EN | AR_RTC_FORCE_WAKE_ON_INT); /* Reset AHB */ /* Bug26871 */ tmp_reg = OS_REG_READ(ah, AR_HOSTIF_REG(ah, AR_INTR_SYNC_CAUSE)); if (AR_SREV_WASP(ah)) { if (tmp_reg & (AR9340_INTR_SYNC_LOCAL_TIMEOUT)) { OS_REG_WRITE(ah, AR_HOSTIF_REG(ah, AR_INTR_SYNC_ENABLE), 0); OS_REG_WRITE(ah, AR_HOSTIF_REG(ah, AR_RC), AR_RC_HOSTIF); } } else { if (tmp_reg & (AR9300_INTR_SYNC_LOCAL_TIMEOUT | AR9300_INTR_SYNC_RADM_CPL_TIMEOUT)) { OS_REG_WRITE(ah, AR_HOSTIF_REG(ah, AR_INTR_SYNC_ENABLE), 0); OS_REG_WRITE(ah, AR_HOSTIF_REG(ah, AR_RC), AR_RC_HOSTIF); } else { /* NO AR_RC_AHB in Osprey */ /*OS_REG_WRITE(ah, AR_HOSTIF_REG(ah, AR_RC), AR_RC_AHB);*/ } } rst_flags = AR_RTC_RC_MAC_WARM; if (type == HAL_RESET_COLD) { rst_flags |= AR_RTC_RC_MAC_COLD; } #ifdef AH_SUPPORT_HORNET /* Hornet WAR: trigger SoC to reset WMAC if ... * (1) doing cold reset. Ref: EV 69254 * (2) beacon pending. Ref: EV 70983 */ if (AR_SREV_HORNET(ah) && (ar9300_num_tx_pending( ah, AH_PRIVATE(ah)->ah_caps.halTotalQueues - 1) != 0 || type == HAL_RESET_COLD)) { u_int32_t time_out; #define AR_SOC_RST_RESET 0xB806001C #define AR_SOC_BOOT_STRAP 0xB80600AC #define AR_SOC_WLAN_RST 0x00000800 /* WLAN reset */ #define REG_WRITE(_reg, _val) *((volatile u_int32_t *)(_reg)) = (_val); #define REG_READ(_reg) *((volatile u_int32_t *)(_reg)) HALDEBUG(ah, HAL_DEBUG_RESET, "%s: Hornet SoC reset WMAC.\n", __func__); REG_WRITE(AR_SOC_RST_RESET, REG_READ(AR_SOC_RST_RESET) | AR_SOC_WLAN_RST); REG_WRITE(AR_SOC_RST_RESET, REG_READ(AR_SOC_RST_RESET) & (~AR_SOC_WLAN_RST)); time_out = 0; while (1) { tmp_reg = REG_READ(AR_SOC_BOOT_STRAP); if ((tmp_reg & 0x10) == 0) { break; } if (time_out > 20) { break; } OS_DELAY(10000); time_out++; } OS_REG_WRITE(ah, AR_RTC_RESET, 1); #undef REG_READ #undef REG_WRITE #undef AR_SOC_WLAN_RST #undef AR_SOC_RST_RESET #undef AR_SOC_BOOT_STRAP } #endif /* AH_SUPPORT_HORNET */ #ifdef AH_SUPPORT_SCORPION if (AR_SREV_SCORPION(ah)) { #define DDR_CTL_CONFIG_ADDRESS 0xb8000000 #define DDR_CTL_CONFIG_OFFSET 0x0108 #define DDR_CTL_CONFIG_CLIENT_ACTIVITY_MSB 29 #define DDR_CTL_CONFIG_CLIENT_ACTIVITY_LSB 21 #define DDR_CTL_CONFIG_CLIENT_ACTIVITY_MASK 0x3fe00000 #define DDR_CTL_CONFIG_CLIENT_ACTIVITY_GET(x) (((x) & DDR_CTL_CONFIG_CLIENT_ACTIVITY_MASK) >> DDR_CTL_CONFIG_CLIENT_ACTIVITY_LSB) #define DDR_CTL_CONFIG_CLIENT_ACTIVITY_SET(x) (((x) << DDR_CTL_CONFIG_CLIENT_ACTIVITY_LSB) & DDR_CTL_CONFIG_CLIENT_ACTIVITY_MASK) #define MAC_DMA_CFG_ADDRESS 0xb8100000 #define MAC_DMA_CFG_OFFSET 0x0014 #define MAC_DMA_CFG_HALT_REQ_MSB 11 #define MAC_DMA_CFG_HALT_REQ_LSB 11 #define MAC_DMA_CFG_HALT_REQ_MASK 0x00000800 #define MAC_DMA_CFG_HALT_REQ_GET(x) (((x) & MAC_DMA_CFG_HALT_REQ_MASK) >> MAC_DMA_CFG_HALT_REQ_LSB) #define MAC_DMA_CFG_HALT_REQ_SET(x) (((x) << MAC_DMA_CFG_HALT_REQ_LSB) & MAC_DMA_CFG_HALT_REQ_MASK) #define MAC_DMA_CFG_HALT_ACK_MSB 12 #define MAC_DMA_CFG_HALT_ACK_LSB 12 #define MAC_DMA_CFG_HALT_ACK_MASK 0x00001000 #define MAC_DMA_CFG_HALT_ACK_GET(x) (((x) & MAC_DMA_CFG_HALT_ACK_MASK) >> MAC_DMA_CFG_HALT_ACK_LSB) #define MAC_DMA_CFG_HALT_ACK_SET(x) (((x) << MAC_DMA_CFG_HALT_ACK_LSB) & MAC_DMA_CFG_HALT_ACK_MASK) #define RST_RESET 0xB806001c #define RTC_RESET (1<<27) #define REG_READ(_reg) *((volatile u_int32_t *)(_reg)) #define REG_WRITE(_reg, _val) *((volatile u_int32_t *)(_reg)) = (_val); #define DDR_REG_READ(_ah, _reg) \ *((volatile u_int32_t *)( DDR_CTL_CONFIG_ADDRESS + (_reg))) #define DDR_REG_WRITE(_ah, _reg, _val) \ *((volatile u_int32_t *)(DDR_CTL_CONFIG_ADDRESS + (_reg))) = (_val) OS_REG_WRITE(ah,MAC_DMA_CFG_OFFSET, (OS_REG_READ(ah,MAC_DMA_CFG_OFFSET) & ~MAC_DMA_CFG_HALT_REQ_MASK) | MAC_DMA_CFG_HALT_REQ_SET(1)); { int count; u_int32_t data; count = 0; while (!MAC_DMA_CFG_HALT_ACK_GET(OS_REG_READ(ah, MAC_DMA_CFG_OFFSET) )) { count++; if (count > 10) { ath_hal_printf(ah, "Halt ACK timeout\n"); break; } OS_DELAY(10); } data = DDR_REG_READ(ah,DDR_CTL_CONFIG_OFFSET); HALDEBUG(ah, HAL_DEBUG_RESET, "check DDR Activity - HIGH\n"); count = 0; while (DDR_CTL_CONFIG_CLIENT_ACTIVITY_GET(data)) { // AVE_DEBUG(0,"DDR Activity - HIGH\n"); HALDEBUG(ah, HAL_DEBUG_RESET, "DDR Activity - HIGH\n"); count++; OS_DELAY(10); data = DDR_REG_READ(ah,DDR_CTL_CONFIG_OFFSET); if (count > 10) { ath_hal_printf(ah, "DDR Activity timeout\n"); break; } } } { //Force RTC reset REG_WRITE(RST_RESET, (REG_READ(RST_RESET) | RTC_RESET)); OS_DELAY(10); REG_WRITE(RST_RESET, (REG_READ(RST_RESET) & ~RTC_RESET)); OS_DELAY(10); OS_REG_WRITE(ah, AR_RTC_RESET, 0); OS_DELAY(10); OS_REG_WRITE(ah, AR_RTC_RESET, 1); OS_DELAY(10); HALDEBUG(ah, HAL_DEBUG_RESET, "%s: Scorpion SoC RTC reset done.\n", __func__); } #undef REG_READ #undef REG_WRITE } #endif /* AH_SUPPORT_SCORPION */ /* * Set Mac(BB,Phy) Warm Reset */ OS_REG_WRITE(ah, AR_RTC_RC, rst_flags); OS_DELAY(50); /* XXX 50 usec */ /* * Clear resets and force wakeup */ OS_REG_WRITE(ah, AR_RTC_RC, 0); if (!ath_hal_wait(ah, AR_RTC_RC, AR_RTC_RC_M, 0)) { HALDEBUG(ah, HAL_DEBUG_UNMASKABLE, "%s: RTC stuck in MAC reset\n", __FUNCTION__); HALDEBUG(ah, HAL_DEBUG_UNMASKABLE, "%s: AR_RTC_RC = 0x%x\n", __func__, OS_REG_READ(ah, AR_RTC_RC)); return AH_FALSE; } /* Clear AHB reset */ OS_REG_WRITE(ah, AR_HOSTIF_REG(ah, AR_RC), 0); ar9300_attach_hw_platform(ah); ahp->ah_chip_reset_done = 1; return AH_TRUE; } static inline HAL_BOOL ar9300_set_reset_power_on(struct ath_hal *ah) { /* Force wake */ OS_REG_WRITE(ah, AR_HOSTIF_REG(ah, AR_WA), AH9300(ah)->ah_wa_reg_val); OS_DELAY(10); /* delay to allow AR_WA reg write to kick in */ OS_REG_WRITE(ah, AR_RTC_FORCE_WAKE, AR_RTC_FORCE_WAKE_EN | AR_RTC_FORCE_WAKE_ON_INT); /* * RTC reset and clear. Some delay in between is needed * to give the chip time to settle. */ OS_REG_WRITE(ah, AR_RTC_RESET, 0); OS_DELAY(2); OS_REG_WRITE(ah, AR_RTC_RESET, 1); /* * Poll till RTC is ON */ if (!ath_hal_wait(ah, AR_RTC_STATUS, AR_RTC_STATUS_M, AR_RTC_STATUS_ON)) { HALDEBUG(ah, HAL_DEBUG_UNMASKABLE, "%s: RTC not waking up for %d\n", __FUNCTION__, 1000); return AH_FALSE; } /* * Read Revisions from Chip right after RTC is on for the first time. * This helps us detect the chip type early and initialize it accordingly. */ ar9300_read_revisions(ah); /* * Warm reset if we aren't really powering on, * just restarting the driver. */ return ar9300_set_reset(ah, HAL_RESET_WARM); } /* * Write the given reset bit mask into the reset register */ HAL_BOOL ar9300_set_reset_reg(struct ath_hal *ah, u_int32_t type) { HAL_BOOL ret = AH_FALSE; /* * Set force wake */ OS_REG_WRITE(ah, AR_HOSTIF_REG(ah, AR_WA), AH9300(ah)->ah_wa_reg_val); OS_DELAY(10); /* delay to allow AR_WA reg write to kick in */ OS_REG_WRITE(ah, AR_RTC_FORCE_WAKE, AR_RTC_FORCE_WAKE_EN | AR_RTC_FORCE_WAKE_ON_INT); switch (type) { case HAL_RESET_POWER_ON: ret = ar9300_set_reset_power_on(ah); break; case HAL_RESET_WARM: case HAL_RESET_COLD: ret = ar9300_set_reset(ah, type); break; default: break; } #if ATH_SUPPORT_MCI if (AH_PRIVATE(ah)->ah_caps.halMciSupport) { OS_REG_WRITE(ah, AR_RTC_KEEP_AWAKE, 0x2); } #endif return ret; } /* * Places the PHY and Radio chips into reset. A full reset * must be called to leave this state. The PCI/MAC/PCU are * not placed into reset as we must receive interrupt to * re-enable the hardware. */ HAL_BOOL ar9300_phy_disable(struct ath_hal *ah) { if (!ar9300_set_reset_reg(ah, HAL_RESET_WARM)) { return AH_FALSE; } #ifdef ATH_SUPPORT_LED #define REG_READ(_reg) *((volatile u_int32_t *)(_reg)) #define REG_WRITE(_reg, _val) *((volatile u_int32_t *)(_reg)) = (_val); #define ATH_GPIO_OE 0xB8040000 #define ATH_GPIO_OUT 0xB8040008 /* GPIO Ouput Value reg.*/ if (AR_SREV_WASP(ah)) { if (IS_CHAN_2GHZ((AH_PRIVATE(ah)->ah_curchan))) { REG_WRITE(ATH_GPIO_OE, (REG_READ(ATH_GPIO_OE) | (0x1 << 13))); } else { REG_WRITE(ATH_GPIO_OE, (REG_READ(ATH_GPIO_OE) | (0x1 << 12))); } } else if (AR_SREV_SCORPION(ah)) { if (IS_CHAN_2GHZ((AH_PRIVATE(ah)->ah_curchan))) { REG_WRITE(ATH_GPIO_OE, (REG_READ(ATH_GPIO_OE) | (0x1 << 13))); } else { REG_WRITE(ATH_GPIO_OE, (REG_READ(ATH_GPIO_OE) | (0x1 << 12))); } /* Turn off JMPST led */ REG_WRITE(ATH_GPIO_OUT, (REG_READ(ATH_GPIO_OUT) | (0x1 << 15))); } else if (AR_SREV_HONEYBEE(ah)) { REG_WRITE(ATH_GPIO_OE, (REG_READ(ATH_GPIO_OE) | (0x1 << 12))); } #undef REG_READ #undef REG_WRITE #endif if ( AR_SREV_OSPREY(ah) ) { OS_REG_RMW(ah, AR_HOSTIF_REG(ah, AR_GPIO_OUTPUT_MUX1), 0x0, 0x1f); } ar9300_init_pll(ah, AH_NULL); return AH_TRUE; } /* * Places all of hardware into reset */ HAL_BOOL ar9300_disable(struct ath_hal *ah) { if (!ar9300_set_power_mode(ah, HAL_PM_AWAKE, AH_TRUE)) { return AH_FALSE; } if (!ar9300_set_reset_reg(ah, HAL_RESET_COLD)) { return AH_FALSE; } ar9300_init_pll(ah, AH_NULL); return AH_TRUE; } /* * TODO: Only write the PLL if we're changing to or from CCK mode * * WARNING: The order of the PLL and mode registers must be correct. */ static inline void ar9300_set_rf_mode(struct ath_hal *ah, struct ieee80211_channel *chan) { u_int32_t rf_mode = 0; if (chan == AH_NULL) { return; } switch (AH9300(ah)->ah_hwp) { case HAL_TRUE_CHIP: rf_mode |= (IEEE80211_IS_CHAN_B(chan) || IEEE80211_IS_CHAN_G(chan)) ? AR_PHY_MODE_DYNAMIC : AR_PHY_MODE_OFDM; break; default: HALASSERT(0); break; } /* Phy mode bits for 5GHz channels requiring Fast Clock */ if ( IS_5GHZ_FAST_CLOCK_EN(ah, chan)) { rf_mode |= (AR_PHY_MODE_DYNAMIC | AR_PHY_MODE_DYN_CCK_DISABLE); } OS_REG_WRITE(ah, AR_PHY_MODE, rf_mode); } /* * Places the hardware into reset and then pulls it out of reset */ HAL_BOOL ar9300_chip_reset(struct ath_hal *ah, struct ieee80211_channel *chan) { struct ath_hal_9300 *ahp = AH9300(ah); int type = HAL_RESET_WARM; OS_MARK(ah, AH_MARK_CHIPRESET, chan ? chan->ic_freq : 0); /* * Warm reset is optimistic. * * If the TX/RX DMA engines aren't shut down (eg, they're * wedged) then we're better off doing a full cold reset * to try and shake that condition. */ if (ahp->ah_chip_full_sleep || (ah->ah_config.ah_force_full_reset == 1) || OS_REG_READ(ah, AR_Q_TXE) || (OS_REG_READ(ah, AR_CR) & AR_CR_RXE)) { type = HAL_RESET_COLD; } if (!ar9300_set_reset_reg(ah, type)) { return AH_FALSE; } /* Bring out of sleep mode (AGAIN) */ if (!ar9300_set_power_mode(ah, HAL_PM_AWAKE, AH_TRUE)) { return AH_FALSE; } ahp->ah_chip_full_sleep = AH_FALSE; if (AR_SREV_HORNET(ah)) { ar9300_internal_regulator_apply(ah); } ar9300_init_pll(ah, chan); /* * Perform warm reset before the mode/PLL/turbo registers * are changed in order to deactivate the radio. Mode changes * with an active radio can result in corrupted shifts to the * radio device. */ ar9300_set_rf_mode(ah, chan); return AH_TRUE; } /* ar9300_setup_calibration * Setup HW to collect samples used for current cal */ inline static void ar9300_setup_calibration(struct ath_hal *ah, HAL_CAL_LIST *curr_cal) { /* Select calibration to run */ switch (curr_cal->cal_data->cal_type) { case IQ_MISMATCH_CAL: /* Start calibration w/ 2^(INIT_IQCAL_LOG_COUNT_MAX+1) samples */ OS_REG_RMW_FIELD(ah, AR_PHY_TIMING4, AR_PHY_TIMING4_IQCAL_LOG_COUNT_MAX, curr_cal->cal_data->cal_count_max); OS_REG_WRITE(ah, AR_PHY_CALMODE, AR_PHY_CALMODE_IQ); HALDEBUG(ah, HAL_DEBUG_CALIBRATE, "%s: starting IQ Mismatch Calibration\n", __func__); /* Kick-off cal */ OS_REG_SET_BIT(ah, AR_PHY_TIMING4, AR_PHY_TIMING4_DO_CAL); break; case TEMP_COMP_CAL: if (AR_SREV_HORNET(ah) || AR_SREV_POSEIDON(ah) || AR_SREV_WASP(ah) || AR_SREV_SCORPION(ah)) { OS_REG_RMW_FIELD(ah, AR_HORNET_CH0_THERM, AR_PHY_65NM_CH0_THERM_LOCAL, 1); OS_REG_RMW_FIELD(ah, AR_HORNET_CH0_THERM, AR_PHY_65NM_CH0_THERM_START, 1); } else if (AR_SREV_JUPITER(ah) || AR_SREV_APHRODITE(ah)) { OS_REG_RMW_FIELD(ah, AR_PHY_65NM_CH0_THERM_JUPITER, AR_PHY_65NM_CH0_THERM_LOCAL, 1); OS_REG_RMW_FIELD(ah, AR_PHY_65NM_CH0_THERM_JUPITER, AR_PHY_65NM_CH0_THERM_START, 1); } else { OS_REG_RMW_FIELD(ah, AR_PHY_65NM_CH0_THERM, AR_PHY_65NM_CH0_THERM_LOCAL, 1); OS_REG_RMW_FIELD(ah, AR_PHY_65NM_CH0_THERM, AR_PHY_65NM_CH0_THERM_START, 1); } HALDEBUG(ah, HAL_DEBUG_CALIBRATE, "%s: starting Temperature Compensation Calibration\n", __func__); break; default: HALDEBUG(ah, HAL_DEBUG_UNMASKABLE, "%s called with incorrect calibration type.\n", __func__); } } /* ar9300_reset_calibration * Initialize shared data structures and prepare a cal to be run. */ inline static void ar9300_reset_calibration(struct ath_hal *ah, HAL_CAL_LIST *curr_cal) { struct ath_hal_9300 *ahp = AH9300(ah); int i; /* Setup HW for new calibration */ ar9300_setup_calibration(ah, curr_cal); /* Change SW state to RUNNING for this calibration */ curr_cal->cal_state = CAL_RUNNING; /* Reset data structures shared between different calibrations */ for (i = 0; i < AR9300_MAX_CHAINS; i++) { ahp->ah_meas0.sign[i] = 0; ahp->ah_meas1.sign[i] = 0; ahp->ah_meas2.sign[i] = 0; ahp->ah_meas3.sign[i] = 0; } ahp->ah_cal_samples = 0; } #ifdef XXX_UNUSED_FUNCTION /* * Find out which of the RX chains are enabled */ static u_int32_t ar9300_get_rx_chain_mask(struct ath_hal *ah) { u_int32_t ret_val = OS_REG_READ(ah, AR_PHY_RX_CHAINMASK); /* The bits [2:0] indicate the rx chain mask and are to be * interpreted as follows: * 00x => Only chain 0 is enabled * 01x => Chain 1 and 0 enabled * 1xx => Chain 2,1 and 0 enabled */ return (ret_val & 0x7); } #endif static void ar9300_get_nf_hist_base(struct ath_hal *ah, HAL_CHANNEL_INTERNAL *chan, int is_scan, int16_t nf[]) { HAL_NFCAL_BASE *h_base; #ifdef ATH_NF_PER_CHAN h_base = &chan->nf_cal_hist.base; #else if (is_scan) { /* * The channel we are currently on is not the home channel, * so we shouldn't use the home channel NF buffer's values on * this channel. Instead, use the NF single value already * read for this channel. (Or, if we haven't read the NF for * this channel yet, the SW default for this chip/band will * be used.) */ h_base = &chan->nf_cal_hist.base; } else { /* use the home channel NF info */ h_base = &AH_PRIVATE(ah)->nf_cal_hist.base; } #endif OS_MEMCPY(nf, h_base->priv_nf, sizeof(h_base->priv_nf)); } HAL_BOOL ar9300_load_nf(struct ath_hal *ah, int16_t nf[]) { int i, j; int32_t val; /* XXX where are EXT regs defined */ const u_int32_t ar9300_cca_regs[] = { AR_PHY_CCA_0, AR_PHY_CCA_1, AR_PHY_CCA_2, AR_PHY_EXT_CCA, AR_PHY_EXT_CCA_1, AR_PHY_EXT_CCA_2, }; u_int8_t chainmask; /* * Force NF calibration for all chains, otherwise Vista station * would conduct a bad performance */ if (AR_SREV_HORNET(ah) || AR_SREV_POSEIDON(ah) || AR_SREV_APHRODITE(ah)) { chainmask = 0x9; } else if (AR_SREV_WASP(ah) || AR_SREV_JUPITER(ah) || AR_SREV_HONEYBEE(ah)) { chainmask = 0x1b; } else { chainmask = 0x3F; } /* * Write filtered NF values into max_cca_pwr register parameter * so we can load below. */ for (i = 0; i < HAL_NUM_NF_READINGS; i++) { if (chainmask & (1 << i)) { val = OS_REG_READ(ah, ar9300_cca_regs[i]); val &= 0xFFFFFE00; val |= (((u_int32_t)(nf[i]) << 1) & 0x1ff); OS_REG_WRITE(ah, ar9300_cca_regs[i], val); } } HALDEBUG(ah, HAL_DEBUG_NFCAL, "%s: load %d %d %d %d %d %d\n", __func__, nf[0], nf[1], nf[2], nf[3], nf[4], nf[5]); /* * Load software filtered NF value into baseband internal min_cca_pwr * variable. */ OS_REG_CLR_BIT(ah, AR_PHY_AGC_CONTROL, AR_PHY_AGC_CONTROL_ENABLE_NF); OS_REG_CLR_BIT(ah, AR_PHY_AGC_CONTROL, AR_PHY_AGC_CONTROL_NO_UPDATE_NF); OS_REG_SET_BIT(ah, AR_PHY_AGC_CONTROL, AR_PHY_AGC_CONTROL_NF); /* Wait for load to complete, should be fast, a few 10s of us. */ /* Changed the max delay 250us back to 10000us, since 250us often * results in NF load timeout and causes deaf condition * during stress testing 12/12/2009 */ for (j = 0; j < 10000; j++) { if ((OS_REG_READ(ah, AR_PHY_AGC_CONTROL) & AR_PHY_AGC_CONTROL_NF) == 0){ break; } OS_DELAY(10); } if (j == 10000) { /* * We timed out waiting for the noisefloor to load, probably * due to an in-progress rx. Simply return here and allow * the load plenty of time to complete before the next * calibration interval. We need to avoid trying to load -50 * (which happens below) while the previous load is still in * progress as this can cause rx deafness (see EV 66368,62830). * Instead by returning here, the baseband nf cal will * just be capped by our present noisefloor until the next * calibration timer. */ HALDEBUG(AH_NULL, HAL_DEBUG_UNMASKABLE, "%s: *** TIMEOUT while waiting for nf to load: " "AR_PHY_AGC_CONTROL=0x%x ***\n", __func__, OS_REG_READ(ah, AR_PHY_AGC_CONTROL)); return AH_FALSE; } /* * Restore max_cca_power register parameter again so that we're not capped * by the median we just loaded. This will be initial (and max) value * of next noise floor calibration the baseband does. */ for (i = 0; i < HAL_NUM_NF_READINGS; i++) { if (chainmask & (1 << i)) { val = OS_REG_READ(ah, ar9300_cca_regs[i]); val &= 0xFFFFFE00; val |= (((u_int32_t)(-50) << 1) & 0x1ff); OS_REG_WRITE(ah, ar9300_cca_regs[i], val); } } return AH_TRUE; } /* ar9300_per_calibration * Generic calibration routine. * Recalibrate the lower PHY chips to account for temperature/environment * changes. */ inline static void ar9300_per_calibration(struct ath_hal *ah, HAL_CHANNEL_INTERNAL *ichan, u_int8_t rxchainmask, HAL_CAL_LIST *curr_cal, HAL_BOOL *is_cal_done) { struct ath_hal_9300 *ahp = AH9300(ah); /* Cal is assumed not done until explicitly set below */ *is_cal_done = AH_FALSE; /* Calibration in progress. */ if (curr_cal->cal_state == CAL_RUNNING) { /* Check to see if it has finished. */ if (!(OS_REG_READ(ah, AR_PHY_TIMING4) & AR_PHY_TIMING4_DO_CAL)) { int i, num_chains = 0; for (i = 0; i < AR9300_MAX_CHAINS; i++) { if (rxchainmask & (1 << i)) { num_chains++; } } /* * Accumulate cal measures for active chains */ curr_cal->cal_data->cal_collect(ah, num_chains); ahp->ah_cal_samples++; if (ahp->ah_cal_samples >= curr_cal->cal_data->cal_num_samples) { /* * Process accumulated data */ curr_cal->cal_data->cal_post_proc(ah, num_chains); /* Calibration has finished. */ ichan->calValid |= curr_cal->cal_data->cal_type; curr_cal->cal_state = CAL_DONE; *is_cal_done = AH_TRUE; } else { /* Set-up collection of another sub-sample until we * get desired number */ ar9300_setup_calibration(ah, curr_cal); } } } else if (!(ichan->calValid & curr_cal->cal_data->cal_type)) { /* If current cal is marked invalid in channel, kick it off */ ar9300_reset_calibration(ah, curr_cal); } } static void ar9300_start_nf_cal(struct ath_hal *ah) { struct ath_hal_9300 *ahp = AH9300(ah); OS_REG_SET_BIT(ah, AR_PHY_AGC_CONTROL, AR_PHY_AGC_CONTROL_ENABLE_NF); OS_REG_SET_BIT(ah, AR_PHY_AGC_CONTROL, AR_PHY_AGC_CONTROL_NO_UPDATE_NF); OS_REG_SET_BIT(ah, AR_PHY_AGC_CONTROL, AR_PHY_AGC_CONTROL_NF); AH9300(ah)->nf_tsf32 = ar9300_get_tsf32(ah); /* * We are reading the NF values before we start the NF operation, because * of that we are getting very high values like -45. * This triggers the CW_INT detected and EACS module triggers the channel change * chip_reset_done value is used to fix this issue. * chip_reset_flag is set during the RTC reset. * chip_reset_flag is cleared during the starting NF operation. * if flag is set we will clear the flag and will not read the NF values. */ ahp->ah_chip_reset_done = 0; } /* ar9300_calibration * Wrapper for a more generic Calibration routine. Primarily to abstract to * upper layers whether there is 1 or more calibrations to be run. */ HAL_BOOL ar9300_calibration(struct ath_hal *ah, struct ieee80211_channel *chan, u_int8_t rxchainmask, HAL_BOOL do_nf_cal, HAL_BOOL *is_cal_done, int is_scan, u_int32_t *sched_cals) { struct ath_hal_9300 *ahp = AH9300(ah); HAL_CAL_LIST *curr_cal = ahp->ah_cal_list_curr; HAL_CHANNEL_INTERNAL *ichan = ath_hal_checkchannel(ah, chan); int16_t nf_buf[HAL_NUM_NF_READINGS]; *is_cal_done = AH_TRUE; /* XXX: For initial wasp bringup - disable periodic calibration */ /* Invalid channel check */ if (ichan == AH_NULL) { HALDEBUG(ah, HAL_DEBUG_CHANNEL, "%s: invalid channel %u/0x%x; no mapping\n", __func__, chan->ic_freq, chan->ic_flags); return AH_FALSE; } HALDEBUG(ah, HAL_DEBUG_CALIBRATE, "%s: Entering, Doing NF Cal = %d\n", __func__, do_nf_cal); HALDEBUG(ah, HAL_DEBUG_CALIBRATE, "%s: Chain 0 Rx IQ Cal Correction 0x%08x\n", __func__, OS_REG_READ(ah, AR_PHY_RX_IQCAL_CORR_B0)); if (!AR_SREV_HORNET(ah) && !AR_SREV_POSEIDON(ah) && !AR_SREV_APHRODITE(ah)) { HALDEBUG(ah, HAL_DEBUG_CALIBRATE, "%s: Chain 1 Rx IQ Cal Correction 0x%08x\n", __func__, OS_REG_READ(ah, AR_PHY_RX_IQCAL_CORR_B1)); if (!AR_SREV_WASP(ah) && !AR_SREV_JUPITER(ah) && !AR_SREV_HONEYBEE(ah)) { HALDEBUG(ah, HAL_DEBUG_CALIBRATE, "%s: Chain 2 Rx IQ Cal Correction 0x%08x\n", __func__, OS_REG_READ(ah, AR_PHY_RX_IQCAL_CORR_B2)); } } OS_MARK(ah, AH_MARK_PERCAL, chan->ic_freq); /* For given calibration: * 1. Call generic cal routine * 2. When this cal is done (is_cal_done) if we have more cals waiting * (eg after reset), mask this to upper layers by not propagating * is_cal_done if it is set to TRUE. * Instead, change is_cal_done to FALSE and setup the waiting cal(s) * to be run. */ if (curr_cal && (curr_cal->cal_data->cal_type & *sched_cals) && (curr_cal->cal_state == CAL_RUNNING || curr_cal->cal_state == CAL_WAITING)) { ar9300_per_calibration(ah, ichan, rxchainmask, curr_cal, is_cal_done); if (*is_cal_done == AH_TRUE) { ahp->ah_cal_list_curr = curr_cal = curr_cal->cal_next; if (curr_cal && curr_cal->cal_state == CAL_WAITING) { *is_cal_done = AH_FALSE; ar9300_reset_calibration(ah, curr_cal); } else { *sched_cals &= ~IQ_MISMATCH_CAL; } } } /* Do NF cal only at longer intervals */ if (do_nf_cal) { int nf_done; /* Get the value from the previous NF cal and update history buffer */ nf_done = ar9300_store_new_nf(ah, chan, is_scan); #if 0 if (ichan->channel_flags & CHANNEL_CW_INT) { chan->channel_flags |= CHANNEL_CW_INT; } #endif chan->ic_state &= ~IEEE80211_CHANSTATE_CWINT; if (nf_done) { /* * Load the NF from history buffer of the current channel. * NF is slow time-variant, so it is OK to use a historical value. */ ar9300_get_nf_hist_base(ah, ichan, is_scan, nf_buf); ar9300_load_nf(ah, nf_buf); /* start NF calibration, without updating BB NF register*/ ar9300_start_nf_cal(ah); } } return AH_TRUE; } /* ar9300_iq_cal_collect * Collect data from HW to later perform IQ Mismatch Calibration */ void ar9300_iq_cal_collect(struct ath_hal *ah, u_int8_t num_chains) { struct ath_hal_9300 *ahp = AH9300(ah); int i; /* * Accumulate IQ cal measures for active chains */ for (i = 0; i < num_chains; i++) { ahp->ah_total_power_meas_i[i] = OS_REG_READ(ah, AR_PHY_CAL_MEAS_0(i)); ahp->ah_total_power_meas_q[i] = OS_REG_READ(ah, AR_PHY_CAL_MEAS_1(i)); ahp->ah_total_iq_corr_meas[i] = (int32_t) OS_REG_READ(ah, AR_PHY_CAL_MEAS_2(i)); HALDEBUG(ah, HAL_DEBUG_CALIBRATE, "%d: Chn %d " "Reg Offset(0x%04x)pmi=0x%08x; " "Reg Offset(0x%04x)pmq=0x%08x; " "Reg Offset (0x%04x)iqcm=0x%08x;\n", ahp->ah_cal_samples, i, (unsigned) AR_PHY_CAL_MEAS_0(i), ahp->ah_total_power_meas_i[i], (unsigned) AR_PHY_CAL_MEAS_1(i), ahp->ah_total_power_meas_q[i], (unsigned) AR_PHY_CAL_MEAS_2(i), ahp->ah_total_iq_corr_meas[i]); } } /* ar9300_iq_calibration * Use HW data to perform IQ Mismatch Calibration */ void ar9300_iq_calibration(struct ath_hal *ah, u_int8_t num_chains) { struct ath_hal_9300 *ahp = AH9300(ah); u_int32_t power_meas_q, power_meas_i, iq_corr_meas; u_int32_t q_coff_denom, i_coff_denom; int32_t q_coff, i_coff; int iq_corr_neg, i; HAL_CHANNEL_INTERNAL *ichan; static const u_int32_t offset_array[3] = { AR_PHY_RX_IQCAL_CORR_B0, AR_PHY_RX_IQCAL_CORR_B1, AR_PHY_RX_IQCAL_CORR_B2, }; ichan = ath_hal_checkchannel(ah, AH_PRIVATE(ah)->ah_curchan); for (i = 0; i < num_chains; i++) { power_meas_i = ahp->ah_total_power_meas_i[i]; power_meas_q = ahp->ah_total_power_meas_q[i]; iq_corr_meas = ahp->ah_total_iq_corr_meas[i]; HALDEBUG(ah, HAL_DEBUG_CALIBRATE, "Starting IQ Cal and Correction for Chain %d\n", i); HALDEBUG(ah, HAL_DEBUG_CALIBRATE, "Orignal: Chn %diq_corr_meas = 0x%08x\n", i, ahp->ah_total_iq_corr_meas[i]); iq_corr_neg = 0; /* iq_corr_meas is always negative. */ if (iq_corr_meas > 0x80000000) { iq_corr_meas = (0xffffffff - iq_corr_meas) + 1; iq_corr_neg = 1; } HALDEBUG(ah, HAL_DEBUG_CALIBRATE, "Chn %d pwr_meas_i = 0x%08x\n", i, power_meas_i); HALDEBUG(ah, HAL_DEBUG_CALIBRATE, "Chn %d pwr_meas_q = 0x%08x\n", i, power_meas_q); HALDEBUG(ah, HAL_DEBUG_CALIBRATE, "iq_corr_neg is 0x%08x\n", iq_corr_neg); i_coff_denom = (power_meas_i / 2 + power_meas_q / 2) / 256; q_coff_denom = power_meas_q / 64; /* Protect against divide-by-0 */ if ((i_coff_denom != 0) && (q_coff_denom != 0)) { /* IQ corr_meas is already negated if iqcorr_neg == 1 */ i_coff = iq_corr_meas / i_coff_denom; q_coff = power_meas_i / q_coff_denom - 64; HALDEBUG(ah, HAL_DEBUG_CALIBRATE, "Chn %d i_coff = 0x%08x\n", i, i_coff); HALDEBUG(ah, HAL_DEBUG_CALIBRATE, "Chn %d q_coff = 0x%08x\n", i, q_coff); /* Force bounds on i_coff */ if (i_coff >= 63) { i_coff = 63; } else if (i_coff <= -63) { i_coff = -63; } /* Negate i_coff if iq_corr_neg == 0 */ if (iq_corr_neg == 0x0) { i_coff = -i_coff; } /* Force bounds on q_coff */ if (q_coff >= 63) { q_coff = 63; } else if (q_coff <= -63) { q_coff = -63; } i_coff = i_coff & 0x7f; q_coff = q_coff & 0x7f; HALDEBUG(ah, HAL_DEBUG_CALIBRATE, "Chn %d : i_coff = 0x%x q_coff = 0x%x\n", i, i_coff, q_coff); HALDEBUG(ah, HAL_DEBUG_CALIBRATE, "Register offset (0x%04x) before update = 0x%x\n", offset_array[i], OS_REG_READ(ah, offset_array[i])); OS_REG_RMW_FIELD(ah, offset_array[i], AR_PHY_RX_IQCAL_CORR_IQCORR_Q_I_COFF, i_coff); OS_REG_RMW_FIELD(ah, offset_array[i], AR_PHY_RX_IQCAL_CORR_IQCORR_Q_Q_COFF, q_coff); /* store the RX cal results */ if (ichan != NULL) { ahp->ah_rx_cal_corr[i] = OS_REG_READ(ah, offset_array[i]) & 0x7fff; ahp->ah_rx_cal_complete = AH_TRUE; ahp->ah_rx_cal_chan = ichan->channel; // ahp->ah_rx_cal_chan_flag = ichan->channel_flags &~ CHANNEL_PASSIVE; ahp->ah_rx_cal_chan_flag = 0; /* XXX */ } else { /* XXX? Is this what I should do? */ ahp->ah_rx_cal_complete = AH_FALSE; } HALDEBUG(ah, HAL_DEBUG_CALIBRATE, "Register offset (0x%04x) QI COFF (bitfields 0x%08x) " "after update = 0x%x\n", offset_array[i], AR_PHY_RX_IQCAL_CORR_IQCORR_Q_I_COFF, OS_REG_READ(ah, offset_array[i])); HALDEBUG(ah, HAL_DEBUG_CALIBRATE, "Register offset (0x%04x) QQ COFF (bitfields 0x%08x) " "after update = 0x%x\n", offset_array[i], AR_PHY_RX_IQCAL_CORR_IQCORR_Q_Q_COFF, OS_REG_READ(ah, offset_array[i])); HALDEBUG(ah, HAL_DEBUG_CALIBRATE, "IQ Cal and Correction done for Chain %d\n", i); } } OS_REG_SET_BIT(ah, AR_PHY_RX_IQCAL_CORR_B0, AR_PHY_RX_IQCAL_CORR_IQCORR_ENABLE); HALDEBUG(ah, HAL_DEBUG_CALIBRATE, "IQ Cal and Correction (offset 0x%04x) enabled " "(bit position 0x%08x). New Value 0x%08x\n", (unsigned) (AR_PHY_RX_IQCAL_CORR_B0), AR_PHY_RX_IQCAL_CORR_IQCORR_ENABLE, OS_REG_READ(ah, AR_PHY_RX_IQCAL_CORR_B0)); } /* * When coming back from offchan, we do not perform RX IQ Cal. * But the chip reset will clear all previous results * We store the previous results and restore here. */ static void ar9300_rx_iq_cal_restore(struct ath_hal *ah) { struct ath_hal_9300 *ahp = AH9300(ah); u_int32_t i_coff, q_coff; HAL_BOOL is_restore = AH_FALSE; int i; static const u_int32_t offset_array[3] = { AR_PHY_RX_IQCAL_CORR_B0, AR_PHY_RX_IQCAL_CORR_B1, AR_PHY_RX_IQCAL_CORR_B2, }; for (i=0; iah_rx_cal_corr[i]) { i_coff = (ahp->ah_rx_cal_corr[i] & AR_PHY_RX_IQCAL_CORR_IQCORR_Q_I_COFF) >> AR_PHY_RX_IQCAL_CORR_IQCORR_Q_I_COFF_S; q_coff = (ahp->ah_rx_cal_corr[i] & AR_PHY_RX_IQCAL_CORR_IQCORR_Q_Q_COFF) >> AR_PHY_RX_IQCAL_CORR_IQCORR_Q_Q_COFF_S; OS_REG_RMW_FIELD(ah, offset_array[i], AR_PHY_RX_IQCAL_CORR_IQCORR_Q_I_COFF, i_coff); OS_REG_RMW_FIELD(ah, offset_array[i], AR_PHY_RX_IQCAL_CORR_IQCORR_Q_Q_COFF, q_coff); is_restore = AH_TRUE; } } if (is_restore) OS_REG_SET_BIT(ah, AR_PHY_RX_IQCAL_CORR_B0, AR_PHY_RX_IQCAL_CORR_IQCORR_ENABLE); HALDEBUG(ah, HAL_DEBUG_CALIBRATE, "%s: IQ Cal and Correction (offset 0x%04x) enabled " "(bit position 0x%08x). New Value 0x%08x\n", __func__, (unsigned) (AR_PHY_RX_IQCAL_CORR_B0), AR_PHY_RX_IQCAL_CORR_IQCORR_ENABLE, OS_REG_READ(ah, AR_PHY_RX_IQCAL_CORR_B0)); } /* * Set a limit on the overall output power. Used for dynamic * transmit power control and the like. * * NB: limit is in units of 0.5 dbM. */ HAL_BOOL ar9300_set_tx_power_limit(struct ath_hal *ah, u_int32_t limit, u_int16_t extra_txpow, u_int16_t tpc_in_db) { struct ath_hal_9300 *ahp = AH9300(ah); struct ath_hal_private *ahpriv = AH_PRIVATE(ah); const struct ieee80211_channel *chan = ahpriv->ah_curchan; HAL_CHANNEL_INTERNAL *ichan = ath_hal_checkchannel(ah, chan); if (NULL == chan) { return AH_FALSE; } ahpriv->ah_powerLimit = AH_MIN(limit, MAX_RATE_POWER); ahpriv->ah_extraTxPow = extra_txpow; if(chan == NULL) { return AH_FALSE; } if (ar9300_eeprom_set_transmit_power(ah, &ahp->ah_eeprom, chan, ath_hal_getctl(ah, chan), ath_hal_getantennaallowed(ah, chan), ath_hal_get_twice_max_regpower(ahpriv, ichan, chan), AH_MIN(MAX_RATE_POWER, ahpriv->ah_powerLimit)) != HAL_OK) { return AH_FALSE; } return AH_TRUE; } /* * Exported call to check for a recent gain reading and return * the current state of the thermal calibration gain engine. */ HAL_RFGAIN ar9300_get_rfgain(struct ath_hal *ah) { return HAL_RFGAIN_INACTIVE; } #define HAL_GREEN_AP_RX_MASK 0x1 static inline void ar9300_init_chain_masks(struct ath_hal *ah, int rx_chainmask, int tx_chainmask) { if (AH9300(ah)->green_ap_ps_on) { rx_chainmask = HAL_GREEN_AP_RX_MASK; } if (rx_chainmask == 0x5) { OS_REG_SET_BIT(ah, AR_PHY_ANALOG_SWAP, AR_PHY_SWAP_ALT_CHAIN); } OS_REG_WRITE(ah, AR_PHY_RX_CHAINMASK, rx_chainmask); OS_REG_WRITE(ah, AR_PHY_CAL_CHAINMASK, rx_chainmask); /* * Adaptive Power Management: * Some 3 stream chips exceed the PCIe power requirements. * This workaround will reduce power consumption by using 2 tx chains * for 1 and 2 stream rates (5 GHz only). * * Set the self gen mask to 2 tx chains when APM is enabled. * */ if (AH_PRIVATE(ah)->ah_caps.halApmEnable && (tx_chainmask == 0x7)) { OS_REG_WRITE(ah, AR_SELFGEN_MASK, 0x3); } else { OS_REG_WRITE(ah, AR_SELFGEN_MASK, tx_chainmask); } if (tx_chainmask == 0x5) { OS_REG_SET_BIT(ah, AR_PHY_ANALOG_SWAP, AR_PHY_SWAP_ALT_CHAIN); } } /* * Override INI values with chip specific configuration. */ static inline void ar9300_override_ini(struct ath_hal *ah, struct ieee80211_channel *chan) { u_int32_t val; HAL_CAPABILITIES *p_cap = &AH_PRIVATE(ah)->ah_caps; /* * Set the RX_ABORT and RX_DIS and clear it only after * RXE is set for MAC. This prevents frames with * corrupted descriptor status. */ OS_REG_SET_BIT(ah, AR_DIAG_SW, (AR_DIAG_RX_DIS | AR_DIAG_RX_ABORT)); /* * For Merlin and above, there is a new feature that allows Multicast * search based on both MAC Address and Key ID. * By default, this feature is enabled. * But since the driver is not using this feature, we switch it off; * otherwise multicast search based on MAC addr only will fail. */ val = OS_REG_READ(ah, AR_PCU_MISC_MODE2) & (~AR_ADHOC_MCAST_KEYID_ENABLE); OS_REG_WRITE(ah, AR_PCU_MISC_MODE2, val | AR_BUG_58603_FIX_ENABLE | AR_AGG_WEP_ENABLE); /* Osprey revision specific configuration */ /* Osprey 2.0+ - if SW RAC support is disabled, must also disable * the Osprey 2.0 hardware RAC fix. */ if (p_cap->halIsrRacSupport == AH_FALSE) { OS_REG_CLR_BIT(ah, AR_CFG, AR_CFG_MISSING_TX_INTR_FIX_ENABLE); } /* try to enable old pal if it is needed for h/w green tx */ ar9300_hwgreentx_set_pal_spare(ah, 1); } static inline void ar9300_prog_ini(struct ath_hal *ah, struct ar9300_ini_array *ini_arr, int column) { int i, reg_writes = 0; /* New INI format: Array may be undefined (pre, core, post arrays) */ if (ini_arr->ia_array == NULL) { return; } /* * New INI format: Pre, core, and post arrays for a given subsystem may be * modal (> 2 columns) or non-modal (2 columns). * Determine if the array is non-modal and force the column to 1. */ if (column >= ini_arr->ia_columns) { column = 1; } for (i = 0; i < ini_arr->ia_rows; i++) { u_int32_t reg = INI_RA(ini_arr, i, 0); u_int32_t val = INI_RA(ini_arr, i, column); /* ** Determine if this is a shift register value ** (reg >= 0x16000 && reg < 0x17000 for Osprey) , ** and insert the configured delay if so. ** -this delay is not required for Osprey (EV#71410) */ OS_REG_WRITE(ah, reg, val); WAR_6773(reg_writes); } } static inline HAL_STATUS ar9300_process_ini(struct ath_hal *ah, struct ieee80211_channel *chan, HAL_CHANNEL_INTERNAL *ichan, HAL_HT_MACMODE macmode) { int reg_writes = 0; struct ath_hal_9300 *ahp = AH9300(ah); u_int modes_index, modes_txgaintable_index = 0; int i; HAL_STATUS status; struct ath_hal_private *ahpriv = AH_PRIVATE(ah); /* Setup the indices for the next set of register array writes */ /* TODO: * If the channel marker is indicative of the current mode rather * than capability, we do not need to check the phy mode below. */ #if 0 switch (chan->channel_flags & CHANNEL_ALL) { case CHANNEL_A: case CHANNEL_A_HT20: if (AR_SREV_SCORPION(ah)){ if (chan->channel <= 5350){ modes_txgaintable_index = 1; }else if ((chan->channel > 5350) && (chan->channel <= 5600)){ modes_txgaintable_index = 3; }else if (chan->channel > 5600){ modes_txgaintable_index = 5; } } modes_index = 1; freq_index = 1; break; case CHANNEL_A_HT40PLUS: case CHANNEL_A_HT40MINUS: if (AR_SREV_SCORPION(ah)){ if (chan->channel <= 5350){ modes_txgaintable_index = 2; }else if ((chan->channel > 5350) && (chan->channel <= 5600)){ modes_txgaintable_index = 4; }else if (chan->channel > 5600){ modes_txgaintable_index = 6; } } modes_index = 2; freq_index = 1; break; case CHANNEL_PUREG: case CHANNEL_G_HT20: case CHANNEL_B: if (AR_SREV_SCORPION(ah)){ modes_txgaintable_index = 8; }else if (AR_SREV_HONEYBEE(ah)){ modes_txgaintable_index = 1; } modes_index = 4; freq_index = 2; break; case CHANNEL_G_HT40PLUS: case CHANNEL_G_HT40MINUS: if (AR_SREV_SCORPION(ah)){ modes_txgaintable_index = 7; }else if (AR_SREV_HONEYBEE(ah)){ modes_txgaintable_index = 1; } modes_index = 3; freq_index = 2; break; case CHANNEL_108G: modes_index = 5; freq_index = 2; break; default: HALASSERT(0); return HAL_EINVAL; } #endif /* FreeBSD */ if (IS_CHAN_5GHZ(ichan)) { if (IEEE80211_IS_CHAN_HT40U(chan) || IEEE80211_IS_CHAN_HT40D(chan)) { if (AR_SREV_SCORPION(ah)){ if (ichan->channel <= 5350){ modes_txgaintable_index = 2; }else if ((ichan->channel > 5350) && (ichan->channel <= 5600)){ modes_txgaintable_index = 4; }else if (ichan->channel > 5600){ modes_txgaintable_index = 6; } } modes_index = 2; } else if (IEEE80211_IS_CHAN_A(chan) || IEEE80211_IS_CHAN_HT20(chan)) { if (AR_SREV_SCORPION(ah)){ if (ichan->channel <= 5350){ modes_txgaintable_index = 1; }else if ((ichan->channel > 5350) && (ichan->channel <= 5600)){ modes_txgaintable_index = 3; }else if (ichan->channel > 5600){ modes_txgaintable_index = 5; } } modes_index = 1; } else return HAL_EINVAL; } else if (IS_CHAN_2GHZ(ichan)) { if (IEEE80211_IS_CHAN_108G(chan)) { modes_index = 5; } else if (IEEE80211_IS_CHAN_HT40U(chan) || IEEE80211_IS_CHAN_HT40D(chan)) { if (AR_SREV_SCORPION(ah)){ modes_txgaintable_index = 7; } else if (AR_SREV_HONEYBEE(ah)){ modes_txgaintable_index = 1; } modes_index = 3; } else if (IEEE80211_IS_CHAN_HT20(chan) || IEEE80211_IS_CHAN_G(chan) || IEEE80211_IS_CHAN_B(chan) || IEEE80211_IS_CHAN_PUREG(chan)) { if (AR_SREV_SCORPION(ah)){ modes_txgaintable_index = 8; } else if (AR_SREV_HONEYBEE(ah)){ modes_txgaintable_index = 1; } modes_index = 4; } else return HAL_EINVAL; } else return HAL_EINVAL; #if 0 /* Set correct Baseband to analog shift setting to access analog chips. */ OS_REG_WRITE(ah, AR_PHY(0), 0x00000007); #endif HALDEBUG(ah, HAL_DEBUG_RESET, "ar9300_process_ini: " "Skipping OS-REG-WRITE(ah, AR-PHY(0), 0x00000007)\n"); HALDEBUG(ah, HAL_DEBUG_RESET, "ar9300_process_ini: no ADDac programming\n"); /* * Osprey 2.0+ - new INI format. * Each subsystem has a pre, core, and post array. */ for (i = 0; i < ATH_INI_NUM_SPLIT; i++) { ar9300_prog_ini(ah, &ahp->ah_ini_soc[i], modes_index); ar9300_prog_ini(ah, &ahp->ah_ini_mac[i], modes_index); ar9300_prog_ini(ah, &ahp->ah_ini_bb[i], modes_index); ar9300_prog_ini(ah, &ahp->ah_ini_radio[i], modes_index); if ((i == ATH_INI_POST) && (AR_SREV_JUPITER_20_OR_LATER(ah) || AR_SREV_APHRODITE(ah))) { ar9300_prog_ini(ah, &ahp->ah_ini_radio_post_sys2ant, modes_index); } } if (!(AR_SREV_SOC(ah))) { /* Doubler issue : Some board doesn't work well with MCS15. Turn off doubler after freq locking is complete*/ //ath_hal_printf(ah, "%s[%d] ==== before reg[0x%08x] = 0x%08x\n", __func__, __LINE__, AR_PHY_65NM_CH0_RXTX2, OS_REG_READ(ah, AR_PHY_65NM_CH0_RXTX2)); OS_REG_RMW(ah, AR_PHY_65NM_CH0_RXTX2, 1 << AR_PHY_65NM_CH0_RXTX2_SYNTHON_MASK_S | 1 << AR_PHY_65NM_CH0_RXTX2_SYNTHOVR_MASK_S, 0); /*Set synthon, synthover */ //ath_hal_printf(ah, "%s[%d] ==== after reg[0x%08x] = 0x%08x\n", __func__, __LINE__, AR_PHY_65NM_CH0_RXTX2, OS_REG_READ(ah, AR_PHY_65NM_CH0_RXTX2)); OS_REG_RMW(ah, AR_PHY_65NM_CH1_RXTX2, 1 << AR_PHY_65NM_CH0_RXTX2_SYNTHON_MASK_S | 1 << AR_PHY_65NM_CH0_RXTX2_SYNTHOVR_MASK_S, 0); /*Set synthon, synthover */ OS_REG_RMW(ah, AR_PHY_65NM_CH2_RXTX2, 1 << AR_PHY_65NM_CH0_RXTX2_SYNTHON_MASK_S | 1 << AR_PHY_65NM_CH0_RXTX2_SYNTHOVR_MASK_S, 0); /*Set synthon, synthover */ OS_DELAY(200); //ath_hal_printf(ah, "%s[%d] ==== before reg[0x%08x] = 0x%08x\n", __func__, __LINE__, AR_PHY_65NM_CH0_RXTX2, OS_REG_READ(ah, AR_PHY_65NM_CH0_RXTX2)); OS_REG_CLR_BIT(ah, AR_PHY_65NM_CH0_RXTX2, AR_PHY_65NM_CH0_RXTX2_SYNTHON_MASK); /* clr synthon */ OS_REG_CLR_BIT(ah, AR_PHY_65NM_CH1_RXTX2, AR_PHY_65NM_CH0_RXTX2_SYNTHON_MASK); /* clr synthon */ OS_REG_CLR_BIT(ah, AR_PHY_65NM_CH2_RXTX2, AR_PHY_65NM_CH0_RXTX2_SYNTHON_MASK); /* clr synthon */ //ath_hal_printf(ah, "%s[%d] ==== after reg[0x%08x] = 0x%08x\n", __func__, __LINE__, AR_PHY_65NM_CH0_RXTX2, OS_REG_READ(ah, AR_PHY_65NM_CH0_RXTX2)); OS_DELAY(1); //ath_hal_printf(ah, "%s[%d] ==== before reg[0x%08x] = 0x%08x\n", __func__, __LINE__, AR_PHY_65NM_CH0_RXTX2, OS_REG_READ(ah, AR_PHY_65NM_CH0_RXTX2)); OS_REG_RMW_FIELD(ah, AR_PHY_65NM_CH0_RXTX2, AR_PHY_65NM_CH0_RXTX2_SYNTHON_MASK, 1); /* set synthon */ OS_REG_RMW_FIELD(ah, AR_PHY_65NM_CH1_RXTX2, AR_PHY_65NM_CH0_RXTX2_SYNTHON_MASK, 1); /* set synthon */ OS_REG_RMW_FIELD(ah, AR_PHY_65NM_CH2_RXTX2, AR_PHY_65NM_CH0_RXTX2_SYNTHON_MASK, 1); /* set synthon */ //ath_hal_printf(ah, "%s[%d] ==== after reg[0x%08x] = 0x%08x\n", __func__, __LINE__, AR_PHY_65NM_CH0_RXTX2, OS_REG_READ(ah, AR_PHY_65NM_CH0_RXTX2)); OS_DELAY(200); //ath_hal_printf(ah, "%s[%d] ==== before reg[0x%08x] = 0x%08x\n", __func__, __LINE__, AR_PHY_65NM_CH0_SYNTH12, OS_REG_READ(ah, AR_PHY_65NM_CH0_SYNTH12)); OS_REG_RMW_FIELD(ah, AR_PHY_65NM_CH0_SYNTH12, AR_PHY_65NM_CH0_SYNTH12_VREFMUL3, 0xf); //OS_REG_CLR_BIT(ah, AR_PHY_65NM_CH0_SYNTH12, 1<< 16); /* clr charge pump */ //ath_hal_printf(ah, "%s[%d] ==== After reg[0x%08x] = 0x%08x\n", __func__, __LINE__, AR_PHY_65NM_CH0_SYNTH12, OS_REG_READ(ah, AR_PHY_65NM_CH0_SYNTH12)); OS_REG_RMW(ah, AR_PHY_65NM_CH0_RXTX2, 0, 1 << AR_PHY_65NM_CH0_RXTX2_SYNTHON_MASK_S | 1 << AR_PHY_65NM_CH0_RXTX2_SYNTHOVR_MASK_S); /*Clr synthon, synthover */ OS_REG_RMW(ah, AR_PHY_65NM_CH1_RXTX2, 0, 1 << AR_PHY_65NM_CH0_RXTX2_SYNTHON_MASK_S | 1 << AR_PHY_65NM_CH0_RXTX2_SYNTHOVR_MASK_S); /*Clr synthon, synthover */ OS_REG_RMW(ah, AR_PHY_65NM_CH2_RXTX2, 0, 1 << AR_PHY_65NM_CH0_RXTX2_SYNTHON_MASK_S | 1 << AR_PHY_65NM_CH0_RXTX2_SYNTHOVR_MASK_S); /*Clr synthon, synthover */ //ath_hal_printf(ah, "%s[%d] ==== after reg[0x%08x] = 0x%08x\n", __func__, __LINE__, AR_PHY_65NM_CH0_RXTX2, OS_REG_READ(ah, AR_PHY_65NM_CH0_RXTX2)); } /* Write rxgain Array Parameters */ REG_WRITE_ARRAY(&ahp->ah_ini_modes_rxgain, 1, reg_writes); HALDEBUG(ah, HAL_DEBUG_RESET, "ar9300_process_ini: Rx Gain programming\n"); if (AR_SREV_JUPITER_20_OR_LATER(ah)) { /* * CUS217 mix LNA mode. */ if (ar9300_rx_gain_index_get(ah) == 2) { REG_WRITE_ARRAY(&ahp->ah_ini_modes_rxgain_bb_core, 1, reg_writes); REG_WRITE_ARRAY(&ahp->ah_ini_modes_rxgain_bb_postamble, modes_index, reg_writes); } /* * 5G-XLNA */ if ((ar9300_rx_gain_index_get(ah) == 2) || (ar9300_rx_gain_index_get(ah) == 3)) { REG_WRITE_ARRAY(&ahp->ah_ini_modes_rxgain_xlna, modes_index, reg_writes); } } if (AR_SREV_SCORPION(ah)) { /* Write rxgain bounds Array */ REG_WRITE_ARRAY(&ahp->ah_ini_modes_rxgain_bounds, modes_index, reg_writes); HALDEBUG(ah, HAL_DEBUG_RESET, "ar9300_process_ini: Rx Gain table bounds programming\n"); } /* UB124 xLNA settings */ if (AR_SREV_WASP(ah) && ar9300_rx_gain_index_get(ah) == 2) { #define REG_WRITE(_reg,_val) *((volatile u_int32_t *)(_reg)) = (_val); #define REG_READ(_reg) *((volatile u_int32_t *)(_reg)) u_int32_t val; /* B8040000: bit[0]=0, bit[3]=0; */ val = REG_READ(0xB8040000); val &= 0xfffffff6; REG_WRITE(0xB8040000, val); /* B804002c: bit[31:24]=0x2e; bit[7:0]=0x2f; */ val = REG_READ(0xB804002c); val &= 0x00ffff00; val |= 0x2e00002f; REG_WRITE(0xB804002c, val); /* B804006c: bit[1]=1; */ val = REG_READ(0xB804006c); val |= 0x2; REG_WRITE(0xB804006c, val); #undef REG_READ #undef REG_WRITE } /* Write txgain Array Parameters */ if (AR_SREV_SCORPION(ah) || AR_SREV_HONEYBEE(ah)) { REG_WRITE_ARRAY(&ahp->ah_ini_modes_txgain, modes_txgaintable_index, reg_writes); }else{ REG_WRITE_ARRAY(&ahp->ah_ini_modes_txgain, modes_index, reg_writes); } HALDEBUG(ah, HAL_DEBUG_RESET, "ar9300_process_ini: Tx Gain programming\n"); /* For 5GHz channels requiring Fast Clock, apply different modal values */ if (IS_5GHZ_FAST_CLOCK_EN(ah, chan)) { HALDEBUG(ah, HAL_DEBUG_RESET, "%s: Fast clock enabled, use special ini values\n", __func__); REG_WRITE_ARRAY(&ahp->ah_ini_modes_additional, modes_index, reg_writes); } if (AR_SREV_HORNET(ah) || AR_SREV_POSEIDON(ah)) { HALDEBUG(ah, HAL_DEBUG_RESET, "%s: use xtal ini for AH9300(ah)->clk_25mhz: %d\n", __func__, AH9300(ah)->clk_25mhz); REG_WRITE_ARRAY( &ahp->ah_ini_modes_additional, 1/*modes_index*/, reg_writes); } if (AR_SREV_WASP(ah) && (AH9300(ah)->clk_25mhz == 0)) { HALDEBUG(ah, HAL_DEBUG_RESET, "%s: Apply 40MHz ini settings\n", __func__); REG_WRITE_ARRAY( &ahp->ah_ini_modes_additional_40mhz, 1/*modesIndex*/, reg_writes); } /* Handle Japan Channel 14 channel spreading */ if (2484 == ichan->channel) { ar9300_prog_ini(ah, &ahp->ah_ini_japan2484, 1); } #if 0 /* XXX TODO! */ if (AR_SREV_JUPITER_20_OR_LATER(ah) || AR_SREV_APHRODITE(ah)) { ar9300_prog_ini(ah, &ahp->ah_ini_BTCOEX_MAX_TXPWR, 1); } #endif /* Override INI with chip specific configuration */ ar9300_override_ini(ah, chan); /* Setup 11n MAC/Phy mode registers */ ar9300_set_11n_regs(ah, chan, macmode); /* * Moved ar9300_init_chain_masks() here to ensure the swap bit is set before * the pdadc table is written. Swap must occur before any radio dependent * replicated register access. The pdadc curve addressing in particular * depends on the consistent setting of the swap bit. */ ar9300_init_chain_masks(ah, ahp->ah_rx_chainmask, ahp->ah_tx_chainmask); /* * Setup the transmit power values. * * After the public to private hal channel mapping, ichan contains the * valid regulatory power value. * ath_hal_getctl and ath_hal_getantennaallowed look up ichan from chan. */ status = ar9300_eeprom_set_transmit_power(ah, &ahp->ah_eeprom, chan, ath_hal_getctl(ah, chan), ath_hal_getantennaallowed(ah, chan), ath_hal_get_twice_max_regpower(ahpriv, ichan, chan), AH_MIN(MAX_RATE_POWER, ahpriv->ah_powerLimit)); if (status != HAL_OK) { HALDEBUG(ah, HAL_DEBUG_POWER_MGMT, "%s: error init'ing transmit power\n", __func__); return HAL_EIO; } return HAL_OK; #undef N } /* ar9300_is_cal_supp * Determine if calibration is supported by device and channel flags */ inline static HAL_BOOL ar9300_is_cal_supp(struct ath_hal *ah, const struct ieee80211_channel *chan, HAL_CAL_TYPES cal_type) { struct ath_hal_9300 *ahp = AH9300(ah); HAL_BOOL retval = AH_FALSE; switch (cal_type & ahp->ah_supp_cals) { case IQ_MISMATCH_CAL: /* Run IQ Mismatch for non-CCK only */ if (!IEEE80211_IS_CHAN_B(chan)) { retval = AH_TRUE; } break; case TEMP_COMP_CAL: retval = AH_TRUE; break; } return retval; } #if 0 /* ar9285_pa_cal * PA Calibration for Kite 1.1 and later versions of Kite. * - from system's team. */ static inline void ar9285_pa_cal(struct ath_hal *ah) { u_int32_t reg_val; int i, lo_gn, offs_6_1, offs_0; u_int8_t reflo; u_int32_t phy_test2_reg_val, phy_adc_ctl_reg_val; u_int32_t an_top2_reg_val, phy_tst_dac_reg_val; /* Kite 1.1 WAR for Bug 35666 * Increase the LDO value to 1.28V before accessing analog Reg */ if (AR_SREV_KITE_11(ah)) { OS_REG_WRITE(ah, AR9285_AN_TOP4, (AR9285_AN_TOP4_DEFAULT | 0x14) ); } an_top2_reg_val = OS_REG_READ(ah, AR9285_AN_TOP2); /* set pdv2i pdrxtxbb */ reg_val = OS_REG_READ(ah, AR9285_AN_RXTXBB1); reg_val |= ((0x1 << 5) | (0x1 << 7)); OS_REG_WRITE(ah, AR9285_AN_RXTXBB1, reg_val); /* clear pwddb */ reg_val = OS_REG_READ(ah, AR9285_AN_RF2G7); reg_val &= 0xfffffffd; OS_REG_WRITE(ah, AR9285_AN_RF2G7, reg_val); /* clear enpacal */ reg_val = OS_REG_READ(ah, AR9285_AN_RF2G1); reg_val &= 0xfffff7ff; OS_REG_WRITE(ah, AR9285_AN_RF2G1, reg_val); /* set offcal */ reg_val = OS_REG_READ(ah, AR9285_AN_RF2G2); reg_val |= (0x1 << 12); OS_REG_WRITE(ah, AR9285_AN_RF2G2, reg_val); /* set pdpadrv1=pdpadrv2=pdpaout=1 */ reg_val = OS_REG_READ(ah, AR9285_AN_RF2G1); reg_val |= (0x7 << 23); OS_REG_WRITE(ah, AR9285_AN_RF2G1, reg_val); /* Read back reflo, increase it by 1 and write it. */ reg_val = OS_REG_READ(ah, AR9285_AN_RF2G3); reflo = ((reg_val >> 26) & 0x7); if (reflo < 0x7) { reflo++; } reg_val = ((reg_val & 0xe3ffffff) | (reflo << 26)); OS_REG_WRITE(ah, AR9285_AN_RF2G3, reg_val); reg_val = OS_REG_READ(ah, AR9285_AN_RF2G3); reflo = ((reg_val >> 26) & 0x7); /* use TX single carrier to transmit * dac const * reg. 15 */ phy_tst_dac_reg_val = OS_REG_READ(ah, AR_PHY_TSTDAC_CONST); OS_REG_WRITE(ah, AR_PHY_TSTDAC_CONST, ((0x7ff << 11) | 0x7ff)); reg_val = OS_REG_READ(ah, AR_PHY_TSTDAC_CONST); /* source is dac const * reg. 2 */ phy_test2_reg_val = OS_REG_READ(ah, AR_PHY_TEST2); OS_REG_WRITE(ah, AR_PHY_TEST2, ((0x1 << 7) | (0x1 << 1))); reg_val = OS_REG_READ(ah, AR_PHY_TEST2); /* set dac on * reg. 11 */ phy_adc_ctl_reg_val = OS_REG_READ(ah, AR_PHY_ADC_CTL); OS_REG_WRITE(ah, AR_PHY_ADC_CTL, 0x80008000); reg_val = OS_REG_READ(ah, AR_PHY_ADC_CTL); OS_REG_WRITE(ah, AR9285_AN_TOP2, (0x1 << 27) | (0x1 << 17) | (0x1 << 16) | (0x1 << 14) | (0x1 << 12) | (0x1 << 11) | (0x1 << 7) | (0x1 << 5)); OS_DELAY(10); /* 10 usec */ /* clear off[6:0] */ reg_val = OS_REG_READ(ah, AR9285_AN_RF2G6); reg_val &= 0xfc0fffff; OS_REG_WRITE(ah, AR9285_AN_RF2G6, reg_val); reg_val = OS_REG_READ(ah, AR9285_AN_RF2G3); reg_val &= 0xfdffffff; OS_REG_WRITE(ah, AR9285_AN_RF2G3, reg_val); offs_6_1 = 0; for (i = 6; i > 0; i--) { /* sef off[$k]==1 */ reg_val = OS_REG_READ(ah, AR9285_AN_RF2G6); reg_val &= 0xfc0fffff; reg_val = reg_val | (0x1 << (19 + i)) | ((offs_6_1) << 20); OS_REG_WRITE(ah, AR9285_AN_RF2G6, reg_val); lo_gn = (OS_REG_READ(ah, AR9285_AN_RF2G9)) & 0x1; offs_6_1 = offs_6_1 | (lo_gn << (i - 1)); } reg_val = OS_REG_READ(ah, AR9285_AN_RF2G6); reg_val &= 0xfc0fffff; reg_val = reg_val | ((offs_6_1 - 1) << 20); OS_REG_WRITE(ah, AR9285_AN_RF2G6, reg_val); /* set off_0=1; */ reg_val = OS_REG_READ(ah, AR9285_AN_RF2G3); reg_val &= 0xfdffffff; reg_val = reg_val | (0x1 << 25); OS_REG_WRITE(ah, AR9285_AN_RF2G3, reg_val); lo_gn = OS_REG_READ(ah, AR9285_AN_RF2G9) & 0x1; offs_0 = lo_gn; reg_val = OS_REG_READ(ah, AR9285_AN_RF2G3); reg_val &= 0xfdffffff; reg_val = reg_val | (offs_0 << 25); OS_REG_WRITE(ah, AR9285_AN_RF2G3, reg_val); /* clear pdv2i */ reg_val = OS_REG_READ(ah, AR9285_AN_RXTXBB1); reg_val &= 0xffffff5f; OS_REG_WRITE(ah, AR9285_AN_RXTXBB1, reg_val); /* set enpacal */ reg_val = OS_REG_READ(ah, AR9285_AN_RF2G1); reg_val |= (0x1 << 11); OS_REG_WRITE(ah, AR9285_AN_RF2G1, reg_val); /* clear offcal */ reg_val = OS_REG_READ(ah, AR9285_AN_RF2G2); reg_val &= 0xffffefff; OS_REG_WRITE(ah, AR9285_AN_RF2G2, reg_val); /* set pdpadrv1=pdpadrv2=pdpaout=0 */ reg_val = OS_REG_READ(ah, AR9285_AN_RF2G1); reg_val &= 0xfc7fffff; OS_REG_WRITE(ah, AR9285_AN_RF2G1, reg_val); /* Read back reflo, decrease it by 1 and write it. */ reg_val = OS_REG_READ(ah, AR9285_AN_RF2G3); reflo = (reg_val >> 26) & 0x7; if (reflo) { reflo--; } reg_val = ((reg_val & 0xe3ffffff) | (reflo << 26)); OS_REG_WRITE(ah, AR9285_AN_RF2G3, reg_val); reg_val = OS_REG_READ(ah, AR9285_AN_RF2G3); reflo = (reg_val >> 26) & 0x7; /* write back registers */ OS_REG_WRITE(ah, AR_PHY_TSTDAC_CONST, phy_tst_dac_reg_val); OS_REG_WRITE(ah, AR_PHY_TEST2, phy_test2_reg_val); OS_REG_WRITE(ah, AR_PHY_ADC_CTL, phy_adc_ctl_reg_val); OS_REG_WRITE(ah, AR9285_AN_TOP2, an_top2_reg_val); /* Kite 1.1 WAR for Bug 35666 * Decrease the LDO value back to 1.20V */ if (AR_SREV_KITE_11(ah)) { OS_REG_WRITE(ah, AR9285_AN_TOP4, AR9285_AN_TOP4_DEFAULT); } } #endif /* ar9300_run_init_cals * Runs non-periodic calibrations */ inline static HAL_BOOL ar9300_run_init_cals(struct ath_hal *ah, int init_cal_count) { struct ath_hal_9300 *ahp = AH9300(ah); HAL_CHANNEL_INTERNAL ichan; /* bogus */ HAL_BOOL is_cal_done; HAL_CAL_LIST *curr_cal; const HAL_PERCAL_DATA *cal_data; int i; curr_cal = ahp->ah_cal_list_curr; if (curr_cal == AH_NULL) { return AH_FALSE; } cal_data = curr_cal->cal_data; ichan.calValid = 0; for (i = 0; i < init_cal_count; i++) { /* Reset this Cal */ ar9300_reset_calibration(ah, curr_cal); /* Poll for offset calibration complete */ if (!ath_hal_wait( ah, AR_PHY_TIMING4, AR_PHY_TIMING4_DO_CAL, 0)) { HALDEBUG(ah, HAL_DEBUG_CALIBRATE, "%s: Cal %d failed to complete in 100ms.\n", __func__, curr_cal->cal_data->cal_type); /* Re-initialize list pointers for periodic cals */ ahp->ah_cal_list = ahp->ah_cal_list_last = ahp->ah_cal_list_curr = AH_NULL; return AH_FALSE; } /* Run this cal */ ar9300_per_calibration( ah, &ichan, ahp->ah_rx_chainmask, curr_cal, &is_cal_done); if (is_cal_done == AH_FALSE) { HALDEBUG(ah, HAL_DEBUG_CALIBRATE, "%s: Not able to run Init Cal %d.\n", __func__, curr_cal->cal_data->cal_type); } if (curr_cal->cal_next) { curr_cal = curr_cal->cal_next; } } /* Re-initialize list pointers for periodic cals */ ahp->ah_cal_list = ahp->ah_cal_list_last = ahp->ah_cal_list_curr = AH_NULL; return AH_TRUE; } #if 0 static void ar9300_tx_carrier_leak_war(struct ath_hal *ah) { unsigned long tx_gain_table_max; unsigned long reg_bb_cl_map_0_b0 = 0xffffffff; unsigned long reg_bb_cl_map_1_b0 = 0xffffffff; unsigned long reg_bb_cl_map_2_b0 = 0xffffffff; unsigned long reg_bb_cl_map_3_b0 = 0xffffffff; unsigned long tx_gain, cal_run = 0; unsigned long cal_gain[AR_PHY_TPC_7_TX_GAIN_TABLE_MAX + 1]; unsigned long cal_gain_index[AR_PHY_TPC_7_TX_GAIN_TABLE_MAX + 1]; unsigned long new_gain[AR_PHY_TPC_7_TX_GAIN_TABLE_MAX + 1]; int i, j; OS_MEMSET(new_gain, 0, sizeof(new_gain)); /*printf(" Running TxCarrierLeakWAR\n");*/ /* process tx gain table, we use cl_map_hw_gen=0. */ OS_REG_RMW_FIELD(ah, AR_PHY_CL_CAL_CTL, AR_PHY_CL_MAP_HW_GEN, 0); //the table we used is txbb_gc[2:0], 1dB[2:1]. tx_gain_table_max = OS_REG_READ_FIELD(ah, AR_PHY_TPC_7, AR_PHY_TPC_7_TX_GAIN_TABLE_MAX); for (i = 0; i <= tx_gain_table_max; i++) { tx_gain = OS_REG_READ(ah, AR_PHY_TXGAIN_TAB(1) + i * 4); cal_gain[i] = (((tx_gain >> 5)& 0x7) << 2) | (((tx_gain >> 1) & 0x3) << 0); if (i == 0) { cal_gain_index[i] = cal_run; new_gain[i] = 1; cal_run++; } else { new_gain[i] = 1; for (j = 0; j < i; j++) { /* printf("i=%d, j=%d cal_gain[$i]=0x%04x\n", i, j, cal_gain[i]); */ if (new_gain[i]) { if ((cal_gain[i] != cal_gain[j])) { new_gain[i] = 1; } else { /* if old gain found, use old cal_run value. */ new_gain[i] = 0; cal_gain_index[i] = cal_gain_index[j]; } } } /* if new gain found, increase cal_run */ if (new_gain[i] == 1) { cal_gain_index[i] = cal_run; cal_run++; } } reg_bb_cl_map_0_b0 = (reg_bb_cl_map_0_b0 & ~(0x1 << i)) | ((cal_gain_index[i] >> 0 & 0x1) << i); reg_bb_cl_map_1_b0 = (reg_bb_cl_map_1_b0 & ~(0x1 << i)) | ((cal_gain_index[i] >> 1 & 0x1) << i); reg_bb_cl_map_2_b0 = (reg_bb_cl_map_2_b0 & ~(0x1 << i)) | ((cal_gain_index[i] >> 2 & 0x1) << i); reg_bb_cl_map_3_b0 = (reg_bb_cl_map_3_b0 & ~(0x1 << i)) | ((cal_gain_index[i] >> 3 & 0x1) << i); /* printf("i=%2d, cal_gain[$i]= 0x%04x, cal_run= %d, " "cal_gain_index[i]=%d, new_gain[i] = %d\n", i, cal_gain[i], cal_run, cal_gain_index[i], new_gain[i]); */ } OS_REG_WRITE(ah, AR_PHY_CL_MAP_0_B0, reg_bb_cl_map_0_b0); OS_REG_WRITE(ah, AR_PHY_CL_MAP_1_B0, reg_bb_cl_map_1_b0); OS_REG_WRITE(ah, AR_PHY_CL_MAP_2_B0, reg_bb_cl_map_2_b0); OS_REG_WRITE(ah, AR_PHY_CL_MAP_3_B0, reg_bb_cl_map_3_b0); if (AR_SREV_WASP(ah)) { OS_REG_WRITE(ah, AR_PHY_CL_MAP_0_B1, reg_bb_cl_map_0_b0); OS_REG_WRITE(ah, AR_PHY_CL_MAP_1_B1, reg_bb_cl_map_1_b0); OS_REG_WRITE(ah, AR_PHY_CL_MAP_2_B1, reg_bb_cl_map_2_b0); OS_REG_WRITE(ah, AR_PHY_CL_MAP_3_B1, reg_bb_cl_map_3_b0); } } #endif static inline void ar9300_invalidate_saved_cals(struct ath_hal *ah, HAL_CHANNEL_INTERNAL *ichan) { #if ATH_SUPPORT_CAL_REUSE if (AH_PRIVATE(ah)->ah_config.ath_hal_cal_reuse & ATH_CAL_REUSE_REDO_IN_FULL_RESET) { ichan->one_time_txiqcal_done = AH_FALSE; ichan->one_time_txclcal_done = AH_FALSE; } #endif } static inline HAL_BOOL ar9300_restore_rtt_cals(struct ath_hal *ah, HAL_CHANNEL_INTERNAL *ichan) { HAL_BOOL restore_status = AH_FALSE; return restore_status; } /* ar9300_init_cal * Initialize Calibration infrastructure */ static inline HAL_BOOL ar9300_init_cal_internal(struct ath_hal *ah, struct ieee80211_channel *chan, HAL_CHANNEL_INTERNAL *ichan, HAL_BOOL enable_rtt, HAL_BOOL do_rtt_cal, HAL_BOOL skip_if_none, HAL_BOOL apply_last_iqcorr) { struct ath_hal_9300 *ahp = AH9300(ah); HAL_BOOL txiqcal_success_flag = AH_FALSE; HAL_BOOL cal_done = AH_FALSE; int iqcal_idx = 0; HAL_BOOL do_sep_iq_cal = AH_FALSE; HAL_BOOL do_agc_cal = do_rtt_cal; HAL_BOOL is_cal_reusable = AH_TRUE; #if ATH_SUPPORT_CAL_REUSE HAL_BOOL cal_reuse_enable = AH_PRIVATE(ah)->ah_config.ath_hal_cal_reuse & ATH_CAL_REUSE_ENABLE; HAL_BOOL clc_success = AH_FALSE; int32_t ch_idx, j, cl_tab_reg; u_int32_t BB_cl_tab_entry = MAX_BB_CL_TABLE_ENTRY; u_int32_t BB_cl_tab_b[AR9300_MAX_CHAINS] = { AR_PHY_CL_TAB_0, AR_PHY_CL_TAB_1, AR_PHY_CL_TAB_2 }; #endif if (AR_SREV_HORNET(ah) || AR_SREV_POSEIDON(ah) || AR_SREV_APHRODITE(ah)) { /* Hornet: 1 x 1 */ ahp->ah_rx_cal_chainmask = 0x1; ahp->ah_tx_cal_chainmask = 0x1; } else if (AR_SREV_WASP(ah) || AR_SREV_JUPITER(ah) || AR_SREV_HONEYBEE(ah)) { /* Wasp/Jupiter: 2 x 2 */ ahp->ah_rx_cal_chainmask = 0x3; ahp->ah_tx_cal_chainmask = 0x3; } else { /* * Osprey needs to be configured for the correct chain mode * before running AGC/TxIQ cals. */ if (ahp->ah_enterprise_mode & AR_ENT_OTP_CHAIN2_DISABLE) { /* chain 2 disabled - 2 chain mode */ ahp->ah_rx_cal_chainmask = 0x3; ahp->ah_tx_cal_chainmask = 0x3; } else { ahp->ah_rx_cal_chainmask = 0x7; ahp->ah_tx_cal_chainmask = 0x7; } } ar9300_init_chain_masks(ah, ahp->ah_rx_cal_chainmask, ahp->ah_tx_cal_chainmask); if (ahp->tx_cl_cal_enable) { #if ATH_SUPPORT_CAL_REUSE /* disable Carrie Leak or set do_agc_cal accordingly */ if (cal_reuse_enable && ichan->one_time_txclcal_done) { OS_REG_CLR_BIT(ah, AR_PHY_CL_CAL_CTL, AR_PHY_CL_CAL_ENABLE); } else #endif /* ATH_SUPPORT_CAL_REUSE */ { OS_REG_SET_BIT(ah, AR_PHY_CL_CAL_CTL, AR_PHY_CL_CAL_ENABLE); do_agc_cal = AH_TRUE; } } /* Do Tx IQ Calibration here for osprey hornet and wasp */ /* XXX: For initial wasp bringup - check and enable this */ /* EV 74233: Tx IQ fails to complete for half/quarter rates */ if (!(IEEE80211_IS_CHAN_HALF(chan) || IEEE80211_IS_CHAN_QUARTER(chan))) { if (ahp->tx_iq_cal_enable) { /* this should be eventually moved to INI file */ OS_REG_RMW_FIELD(ah, AR_PHY_TX_IQCAL_CONTROL_1(ah), AR_PHY_TX_IQCAL_CONTROL_1_IQCORR_I_Q_COFF_DELPT, DELPT); /* * For poseidon and later chips, * Tx IQ cal HW run will be a part of AGC calibration */ if (ahp->tx_iq_cal_during_agc_cal) { /* * txiqcal_success_flag always set to 1 to run * ar9300_tx_iq_cal_post_proc * if following AGC cal passes */ #if ATH_SUPPORT_CAL_REUSE if (!cal_reuse_enable || !ichan->one_time_txiqcal_done) { txiqcal_success_flag = AH_TRUE; OS_REG_WRITE(ah, AR_PHY_TX_IQCAL_CONTROL_0(ah), OS_REG_READ(ah, AR_PHY_TX_IQCAL_CONTROL_0(ah)) | AR_PHY_TX_IQCAL_CONTROL_0_ENABLE_TXIQ_CAL); } else { OS_REG_WRITE(ah, AR_PHY_TX_IQCAL_CONTROL_0(ah), OS_REG_READ(ah, AR_PHY_TX_IQCAL_CONTROL_0(ah)) & (~AR_PHY_TX_IQCAL_CONTROL_0_ENABLE_TXIQ_CAL)); } #else if (OS_REG_READ_FIELD(ah, AR_PHY_TX_IQCAL_CONTROL_0(ah), AR_PHY_TX_IQCAL_CONTROL_0_ENABLE_TXIQ_CAL)){ if (apply_last_iqcorr == AH_TRUE) { OS_REG_CLR_BIT(ah, AR_PHY_TX_IQCAL_CONTROL_0(ah), AR_PHY_TX_IQCAL_CONTROL_0_ENABLE_TXIQ_CAL); txiqcal_success_flag = AH_FALSE; } else { txiqcal_success_flag = AH_TRUE; } }else{ txiqcal_success_flag = AH_FALSE; } #endif if (txiqcal_success_flag) { do_agc_cal = AH_TRUE; } } else #if ATH_SUPPORT_CAL_REUSE if (!cal_reuse_enable || !ichan->one_time_txiqcal_done) #endif { do_sep_iq_cal = AH_TRUE; do_agc_cal = AH_TRUE; } } } #if ATH_SUPPORT_MCI if (AH_PRIVATE(ah)->ah_caps.halMciSupport && IS_CHAN_2GHZ(ichan) && (ahp->ah_mci_bt_state == MCI_BT_AWAKE) && do_agc_cal && !(ah->ah_config.ath_hal_mci_config & ATH_MCI_CONFIG_DISABLE_MCI_CAL)) { u_int32_t payload[4] = {0, 0, 0, 0}; /* Send CAL_REQ only when BT is AWAKE. */ HALDEBUG(ah, HAL_DEBUG_BT_COEX, "(MCI) %s: Send WLAN_CAL_REQ 0x%X\n", __func__, ahp->ah_mci_wlan_cal_seq); MCI_GPM_SET_CAL_TYPE(payload, MCI_GPM_WLAN_CAL_REQ); payload[MCI_GPM_WLAN_CAL_W_SEQUENCE] = ahp->ah_mci_wlan_cal_seq++; ar9300_mci_send_message(ah, MCI_GPM, 0, payload, 16, AH_TRUE, AH_FALSE); /* Wait BT_CAL_GRANT for 50ms */ HALDEBUG(ah, HAL_DEBUG_BT_COEX, "(MCI) %s: Wait for BT_CAL_GRANT\n", __func__); if (ar9300_mci_wait_for_gpm(ah, MCI_GPM_BT_CAL_GRANT, 0, 50000)) { HALDEBUG(ah, HAL_DEBUG_BT_COEX, "(MCI) %s: Got BT_CAL_GRANT.\n", __func__); } else { is_cal_reusable = AH_FALSE; HALDEBUG(ah, HAL_DEBUG_BT_COEX, "(MCI) %s: BT is not responding.\n", __func__); } } #endif /* ATH_SUPPORT_MCI */ if (do_sep_iq_cal) { /* enable Tx IQ Calibration HW for osprey/hornet/wasp */ txiqcal_success_flag = ar9300_tx_iq_cal_hw_run(ah); OS_REG_WRITE(ah, AR_PHY_ACTIVE, AR_PHY_ACTIVE_DIS); OS_DELAY(5); OS_REG_WRITE(ah, AR_PHY_ACTIVE, AR_PHY_ACTIVE_EN); } #if 0 if (AR_SREV_HORNET(ah) || AR_SREV_POSEIDON(ah)) { ar9300_tx_carrier_leak_war(ah); } #endif /* * Calibrate the AGC * * Tx IQ cal is a part of AGC cal for Jupiter/Poseidon, etc. * please enable the bit of txiqcal_control_0[31] in INI file * for Jupiter/Poseidon/etc. */ if(!AR_SREV_SCORPION(ah)) { if (do_agc_cal || !skip_if_none) { OS_REG_WRITE(ah, AR_PHY_AGC_CONTROL, OS_REG_READ(ah, AR_PHY_AGC_CONTROL) | AR_PHY_AGC_CONTROL_CAL); /* Poll for offset calibration complete */ cal_done = ath_hal_wait(ah, AR_PHY_AGC_CONTROL, AR_PHY_AGC_CONTROL_CAL, 0); if (!cal_done) { HALDEBUG(ah, HAL_DEBUG_FCS_RTT, "(FCS) CAL NOT DONE!!! - %d\n", ichan->channel); } } else { cal_done = AH_TRUE; } /* * Tx IQ cal post-processing in SW * This part of code should be common to all chips, * no chip specific code for Jupiter/Posdeion except for register names. */ if (txiqcal_success_flag) { ar9300_tx_iq_cal_post_proc(ah,ichan, 1, 1,is_cal_reusable, AH_FALSE); } } else { if (!txiqcal_success_flag) { OS_REG_WRITE(ah, AR_PHY_AGC_CONTROL, OS_REG_READ(ah, AR_PHY_AGC_CONTROL) | AR_PHY_AGC_CONTROL_CAL); if (!ath_hal_wait(ah, AR_PHY_AGC_CONTROL, AR_PHY_AGC_CONTROL_CAL, 0)) { HALDEBUG(ah, HAL_DEBUG_CALIBRATE, "%s: offset calibration failed to complete in 1ms; " "noisy environment?\n", __func__); return AH_FALSE; } if (apply_last_iqcorr == AH_TRUE) { ar9300_tx_iq_cal_post_proc(ah, ichan, 0, 0, is_cal_reusable, AH_TRUE); } } else { for (iqcal_idx=0;iqcal_idxah_caps.halMciSupport && IS_CHAN_2GHZ(ichan) && (ahp->ah_mci_bt_state == MCI_BT_AWAKE) && do_agc_cal && !(ah->ah_config.ath_hal_mci_config & ATH_MCI_CONFIG_DISABLE_MCI_CAL)) { u_int32_t payload[4] = {0, 0, 0, 0}; HALDEBUG(ah, HAL_DEBUG_BT_COEX, "(MCI) %s: Send WLAN_CAL_DONE 0x%X\n", __func__, ahp->ah_mci_wlan_cal_done); MCI_GPM_SET_CAL_TYPE(payload, MCI_GPM_WLAN_CAL_DONE); payload[MCI_GPM_WLAN_CAL_W_SEQUENCE] = ahp->ah_mci_wlan_cal_done++; ar9300_mci_send_message(ah, MCI_GPM, 0, payload, 16, AH_TRUE, AH_FALSE); } #endif /* ATH_SUPPORT_MCI */ if (!cal_done && !AR_SREV_SCORPION(ah) ) { HALDEBUG(ah, HAL_DEBUG_CALIBRATE, "%s: offset calibration failed to complete in 1ms; " "noisy environment?\n", __func__); return AH_FALSE; } #if 0 /* Beacon stuck fix, refer to EV 120056 */ if(IS_CHAN_2GHZ(chan) && AR_SREV_SCORPION(ah)) OS_REG_WRITE(ah, AR_PHY_TIMING5, OS_REG_READ(ah,AR_PHY_TIMING5) & ~AR_PHY_TIMING5_CYCPWR_THR1_ENABLE); #endif #if 0 /* Do PA Calibration */ if (AR_SREV_KITE(ah) && AR_SREV_KITE_11_OR_LATER(ah)) { ar9285_pa_cal(ah); } #endif #if ATH_SUPPORT_CAL_REUSE if (ichan->one_time_txiqcal_done) { ar9300_tx_iq_cal_apply(ah, ichan); HALDEBUG(ah, HAL_DEBUG_FCS_RTT, "(FCS) TXIQCAL applied - %d\n", ichan->channel); } #endif /* ATH_SUPPORT_CAL_REUSE */ #if ATH_SUPPORT_CAL_REUSE if (cal_reuse_enable && ahp->tx_cl_cal_enable) { clc_success = (OS_REG_READ(ah, AR_PHY_AGC_CONTROL) & AR_PHY_AGC_CONTROL_CLC_SUCCESS) ? 1 : 0; if (ichan->one_time_txclcal_done) { /* reapply CL cal results */ for (ch_idx = 0; ch_idx < AR9300_MAX_CHAINS; ch_idx++) { if ((ahp->ah_tx_cal_chainmask & (1 << ch_idx)) == 0) { continue; } cl_tab_reg = BB_cl_tab_b[ch_idx]; for (j = 0; j < BB_cl_tab_entry; j++) { OS_REG_WRITE(ah, cl_tab_reg, ichan->tx_clcal[ch_idx][j]); cl_tab_reg += 4;; } } HALDEBUG(ah, HAL_DEBUG_FCS_RTT, "(FCS) TX CL CAL applied - %d\n", ichan->channel); } else if (is_cal_reusable && clc_success) { /* save CL cal results */ for (ch_idx = 0; ch_idx < AR9300_MAX_CHAINS; ch_idx++) { if ((ahp->ah_tx_cal_chainmask & (1 << ch_idx)) == 0) { continue; } cl_tab_reg = BB_cl_tab_b[ch_idx]; for (j = 0; j < BB_cl_tab_entry; j++) { ichan->tx_clcal[ch_idx][j] = OS_REG_READ(ah, cl_tab_reg); cl_tab_reg += 4; } } ichan->one_time_txclcal_done = AH_TRUE; HALDEBUG(ah, HAL_DEBUG_FCS_RTT, "(FCS) TX CL CAL saved - %d\n", ichan->channel); } } #endif /* ATH_SUPPORT_CAL_REUSE */ /* Revert chainmasks to their original values before NF cal */ ar9300_init_chain_masks(ah, ahp->ah_rx_chainmask, ahp->ah_tx_chainmask); #if !FIX_NOISE_FLOOR /* * Do NF calibration after DC offset and other CALs. * Per system engineers, noise floor value can sometimes be 20 dB * higher than normal value if DC offset and noise floor cal are * triggered at the same time. */ OS_REG_WRITE(ah, AR_PHY_AGC_CONTROL, OS_REG_READ(ah, AR_PHY_AGC_CONTROL) | AR_PHY_AGC_CONTROL_NF); #endif /* Initialize list pointers */ ahp->ah_cal_list = ahp->ah_cal_list_last = ahp->ah_cal_list_curr = AH_NULL; /* * Enable IQ, ADC Gain, ADC DC Offset Cals */ /* Setup all non-periodic, init time only calibrations */ /* XXX: Init DC Offset not working yet */ #ifdef not_yet if (AH_TRUE == ar9300_is_cal_supp(ah, chan, ADC_DC_INIT_CAL)) { INIT_CAL(&ahp->ah_adc_dc_cal_init_data); INSERT_CAL(ahp, &ahp->ah_adc_dc_cal_init_data); } /* Initialize current pointer to first element in list */ ahp->ah_cal_list_curr = ahp->ah_cal_list; if (ahp->ah_cal_list_curr) { if (ar9300_run_init_cals(ah, 0) == AH_FALSE) { return AH_FALSE; } } #endif /* end - Init time calibrations */ /* Do not do RX cal in case of offchan, or cal data already exists on same channel*/ if (ahp->ah_skip_rx_iq_cal) { HALDEBUG(ah, HAL_DEBUG_CALIBRATE, "Skip RX IQ Cal\n"); return AH_TRUE; } /* If Cals are supported, add them to list via INIT/INSERT_CAL */ if (AH_TRUE == ar9300_is_cal_supp(ah, chan, IQ_MISMATCH_CAL)) { INIT_CAL(&ahp->ah_iq_cal_data); INSERT_CAL(ahp, &ahp->ah_iq_cal_data); HALDEBUG(ah, HAL_DEBUG_CALIBRATE, "%s: enabling IQ Calibration.\n", __func__); } if (AH_TRUE == ar9300_is_cal_supp(ah, chan, TEMP_COMP_CAL)) { INIT_CAL(&ahp->ah_temp_comp_cal_data); INSERT_CAL(ahp, &ahp->ah_temp_comp_cal_data); HALDEBUG(ah, HAL_DEBUG_CALIBRATE, "%s: enabling Temperature Compensation Calibration.\n", __func__); } /* Initialize current pointer to first element in list */ ahp->ah_cal_list_curr = ahp->ah_cal_list; /* Reset state within current cal */ if (ahp->ah_cal_list_curr) { ar9300_reset_calibration(ah, ahp->ah_cal_list_curr); } /* Mark all calibrations on this channel as being invalid */ ichan->calValid = 0; return AH_TRUE; } static inline HAL_BOOL ar9300_init_cal(struct ath_hal *ah, struct ieee80211_channel *chan, HAL_BOOL skip_if_none, HAL_BOOL apply_last_iqcorr) { HAL_CHANNEL_INTERNAL *ichan = ath_hal_checkchannel(ah, chan); HAL_BOOL do_rtt_cal = AH_TRUE; HAL_BOOL enable_rtt = AH_FALSE; HALASSERT(ichan); return ar9300_init_cal_internal(ah, chan, ichan, enable_rtt, do_rtt_cal, skip_if_none, apply_last_iqcorr); } /* ar9300_reset_cal_valid * Entry point for upper layers to restart current cal. * Reset the calibration valid bit in channel. */ void ar9300_reset_cal_valid(struct ath_hal *ah, const struct ieee80211_channel *chan, HAL_BOOL *is_cal_done, u_int32_t cal_type) { struct ath_hal_9300 *ahp = AH9300(ah); HAL_CHANNEL_INTERNAL *ichan = ath_hal_checkchannel(ah, chan); HAL_CAL_LIST *curr_cal = ahp->ah_cal_list_curr; *is_cal_done = AH_TRUE; if (curr_cal == AH_NULL) { return; } if (ichan == AH_NULL) { HALDEBUG(ah, HAL_DEBUG_CALIBRATE, "%s: invalid channel %u/0x%x; no mapping\n", __func__, chan->ic_freq, chan->ic_flags); return; } if (!(cal_type & IQ_MISMATCH_CAL)) { *is_cal_done = AH_FALSE; return; } /* Expected that this calibration has run before, post-reset. * Current state should be done */ if (curr_cal->cal_state != CAL_DONE) { HALDEBUG(ah, HAL_DEBUG_CALIBRATE, "%s: Calibration state incorrect, %d\n", __func__, curr_cal->cal_state); return; } /* Verify Cal is supported on this channel */ if (ar9300_is_cal_supp(ah, chan, curr_cal->cal_data->cal_type) == AH_FALSE) { return; } HALDEBUG(ah, HAL_DEBUG_CALIBRATE, "%s: Resetting Cal %d state for channel %u/0x%x\n", __func__, curr_cal->cal_data->cal_type, chan->ic_freq, chan->ic_flags); /* Disable cal validity in channel */ ichan->calValid &= ~curr_cal->cal_data->cal_type; curr_cal->cal_state = CAL_WAITING; /* Indicate to upper layers that we need polling */ *is_cal_done = AH_FALSE; } static inline void ar9300_set_dma(struct ath_hal *ah) { u_int32_t regval; struct ath_hal_9300 *ahp = AH9300(ah); struct ath_hal_private *ahpriv = AH_PRIVATE(ah); HAL_CAPABILITIES *pCap = &ahpriv->ah_caps; #if 0 /* * set AHB_MODE not to do cacheline prefetches */ regval = OS_REG_READ(ah, AR_AHB_MODE); OS_REG_WRITE(ah, AR_AHB_MODE, regval | AR_AHB_PREFETCH_RD_EN); #endif /* * let mac dma reads be in 128 byte chunks */ regval = OS_REG_READ(ah, AR_TXCFG) & ~AR_TXCFG_DMASZ_MASK; OS_REG_WRITE(ah, AR_TXCFG, regval | AR_TXCFG_DMASZ_128B); /* * Restore TX Trigger Level to its pre-reset value. * The initial value depends on whether aggregation is enabled, and is * adjusted whenever underruns are detected. */ /* OS_REG_RMW_FIELD(ah, AR_TXCFG, AR_FTRIG, AH_PRIVATE(ah)->ah_tx_trig_level); */ /* * Osprey 1.0 bug (EV 61936). Don't change trigger level from .ini default. * Osprey 2.0 - hardware recommends using the default INI settings. */ #if 0 OS_REG_RMW_FIELD(ah, AR_TXCFG, AR_FTRIG, 0x3f); #endif /* * let mac dma writes be in 128 byte chunks */ regval = OS_REG_READ(ah, AR_RXCFG) & ~AR_RXCFG_DMASZ_MASK; OS_REG_WRITE(ah, AR_RXCFG, regval | AR_RXCFG_DMASZ_128B); /* * Setup receive FIFO threshold to hold off TX activities */ OS_REG_WRITE(ah, AR_RXFIFO_CFG, 0x200); /* * reduce the number of usable entries in PCU TXBUF to avoid * wrap around bugs. (bug 20428) */ if (AR_SREV_WASP(ah) && (AH_PRIVATE((ah))->ah_macRev > AR_SREV_REVISION_WASP_12)) { /* Wasp 1.3 fix for EV#85395 requires usable entries * to be set to 0x500 */ OS_REG_WRITE(ah, AR_PCU_TXBUF_CTRL, 0x500); } else { OS_REG_WRITE(ah, AR_PCU_TXBUF_CTRL, AR_PCU_TXBUF_CTRL_USABLE_SIZE); } /* * Enable HPQ for UAPSD */ if (pCap->halHwUapsdTrig == AH_TRUE) { /* Only enable this if HAL capabilities says it is OK */ if (AH_PRIVATE(ah)->ah_opmode == HAL_M_HOSTAP) { OS_REG_WRITE(ah, AR_HP_Q_CONTROL, AR_HPQ_ENABLE | AR_HPQ_UAPSD | AR_HPQ_UAPSD_TRIGGER_EN); } } else { /* use default value from ini file - which disable HPQ queue usage */ } /* * set the transmit status ring */ ar9300_reset_tx_status_ring(ah); /* * set rxbp threshold. Must be non-zero for RX_EOL to occur. * For Osprey 2.0+, keep the original thresholds * otherwise performance is lost due to excessive RX EOL interrupts. */ OS_REG_RMW_FIELD(ah, AR_RXBP_THRESH, AR_RXBP_THRESH_HP, 0x1); OS_REG_RMW_FIELD(ah, AR_RXBP_THRESH, AR_RXBP_THRESH_LP, 0x1); /* * set receive buffer size. */ if (ahp->rx_buf_size) { OS_REG_WRITE(ah, AR_DATABUF, ahp->rx_buf_size); } } static inline void ar9300_init_bb(struct ath_hal *ah, struct ieee80211_channel *chan) { u_int32_t synth_delay; /* * Wait for the frequency synth to settle (synth goes on * via AR_PHY_ACTIVE_EN). Read the phy active delay register. * Value is in 100ns increments. */ synth_delay = OS_REG_READ(ah, AR_PHY_RX_DELAY) & AR_PHY_RX_DELAY_DELAY; if (IEEE80211_IS_CHAN_CCK(chan)) { synth_delay = (4 * synth_delay) / 22; } else { synth_delay /= 10; } /* Activate the PHY (includes baseband activate + synthesizer on) */ OS_REG_WRITE(ah, AR_PHY_ACTIVE, AR_PHY_ACTIVE_EN); /* * There is an issue if the AP starts the calibration before * the base band timeout completes. This could result in the * rx_clear false triggering. As a workaround we add delay an * extra BASE_ACTIVATE_DELAY usecs to ensure this condition * does not happen. */ OS_DELAY(synth_delay + BASE_ACTIVATE_DELAY); } static inline void ar9300_init_interrupt_masks(struct ath_hal *ah, HAL_OPMODE opmode) { struct ath_hal_9300 *ahp = AH9300(ah); u_int32_t msi_cfg = 0; u_int32_t sync_en_def = AR9300_INTR_SYNC_DEFAULT; /* * Setup interrupt handling. Note that ar9300_reset_tx_queue * manipulates the secondary IMR's as queues are enabled * and disabled. This is done with RMW ops to insure the * settings we make here are preserved. */ ahp->ah_mask_reg = AR_IMR_TXERR | AR_IMR_TXURN | AR_IMR_RXERR | AR_IMR_RXORN | AR_IMR_BCNMISC; if (ahp->ah_intr_mitigation_rx) { /* enable interrupt mitigation for rx */ ahp->ah_mask_reg |= AR_IMR_RXINTM | AR_IMR_RXMINTR | AR_IMR_RXOK_HP; msi_cfg |= AR_INTCFG_MSI_RXINTM | AR_INTCFG_MSI_RXMINTR; } else { ahp->ah_mask_reg |= AR_IMR_RXOK_LP | AR_IMR_RXOK_HP; msi_cfg |= AR_INTCFG_MSI_RXOK; } if (ahp->ah_intr_mitigation_tx) { /* enable interrupt mitigation for tx */ ahp->ah_mask_reg |= AR_IMR_TXINTM | AR_IMR_TXMINTR; msi_cfg |= AR_INTCFG_MSI_TXINTM | AR_INTCFG_MSI_TXMINTR; } else { ahp->ah_mask_reg |= AR_IMR_TXOK; msi_cfg |= AR_INTCFG_MSI_TXOK; } if (opmode == HAL_M_HOSTAP) { ahp->ah_mask_reg |= AR_IMR_MIB; } OS_REG_WRITE(ah, AR_IMR, ahp->ah_mask_reg); OS_REG_WRITE(ah, AR_IMR_S2, OS_REG_READ(ah, AR_IMR_S2) | AR_IMR_S2_GTT); ahp->ah_mask2Reg = OS_REG_READ(ah, AR_IMR_S2); if (ah->ah_config.ath_hal_enable_msi) { /* Cache MSI register value */ ahp->ah_msi_reg = OS_REG_READ(ah, AR_HOSTIF_REG(ah, AR_PCIE_MSI)); ahp->ah_msi_reg |= AR_PCIE_MSI_HW_DBI_WR_EN; if (AR_SREV_POSEIDON(ah)) { ahp->ah_msi_reg &= AR_PCIE_MSI_HW_INT_PENDING_ADDR_MSI_64; } else { ahp->ah_msi_reg &= AR_PCIE_MSI_HW_INT_PENDING_ADDR; } /* Program MSI configuration */ OS_REG_WRITE(ah, AR_INTCFG, msi_cfg); } /* * debug - enable to see all synchronous interrupts status */ /* Clear any pending sync cause interrupts */ OS_REG_WRITE(ah, AR_HOSTIF_REG(ah, AR_INTR_SYNC_CAUSE), 0xFFFFFFFF); /* Allow host interface sync interrupt sources to set cause bit */ if (AR_SREV_POSEIDON(ah)) { sync_en_def = AR9300_INTR_SYNC_DEF_NO_HOST1_PERR; } else if (AR_SREV_WASP(ah)) { sync_en_def = AR9340_INTR_SYNC_DEFAULT; } OS_REG_WRITE(ah, AR_HOSTIF_REG(ah, AR_INTR_SYNC_ENABLE), sync_en_def); /* _Disable_ host interface sync interrupt when cause bits set */ OS_REG_WRITE(ah, AR_HOSTIF_REG(ah, AR_INTR_SYNC_MASK), 0); OS_REG_WRITE(ah, AR_HOSTIF_REG(ah, AR_INTR_PRIO_ASYNC_ENABLE), 0); OS_REG_WRITE(ah, AR_HOSTIF_REG(ah, AR_INTR_PRIO_ASYNC_MASK), 0); OS_REG_WRITE(ah, AR_HOSTIF_REG(ah, AR_INTR_PRIO_SYNC_ENABLE), 0); OS_REG_WRITE(ah, AR_HOSTIF_REG(ah, AR_INTR_PRIO_SYNC_MASK), 0); } static inline void ar9300_init_qos(struct ath_hal *ah) { OS_REG_WRITE(ah, AR_MIC_QOS_CONTROL, 0x100aa); /* XXX magic */ OS_REG_WRITE(ah, AR_MIC_QOS_SELECT, 0x3210); /* XXX magic */ /* Turn on NOACK Support for QoS packets */ OS_REG_WRITE(ah, AR_QOS_NO_ACK, SM(2, AR_QOS_NO_ACK_TWO_BIT) | SM(5, AR_QOS_NO_ACK_BIT_OFF) | SM(0, AR_QOS_NO_ACK_BYTE_OFF)); /* * initialize TXOP for all TIDs */ OS_REG_WRITE(ah, AR_TXOP_X, AR_TXOP_X_VAL); OS_REG_WRITE(ah, AR_TXOP_0_3, 0xFFFFFFFF); OS_REG_WRITE(ah, AR_TXOP_4_7, 0xFFFFFFFF); OS_REG_WRITE(ah, AR_TXOP_8_11, 0xFFFFFFFF); OS_REG_WRITE(ah, AR_TXOP_12_15, 0xFFFFFFFF); } static inline void ar9300_init_user_settings(struct ath_hal *ah) { struct ath_hal_9300 *ahp = AH9300(ah); /* Restore user-specified settings */ HALDEBUG(ah, HAL_DEBUG_RESET, "--AP %s ahp->ah_misc_mode 0x%x\n", __func__, ahp->ah_misc_mode); if (ahp->ah_misc_mode != 0) { OS_REG_WRITE(ah, AR_PCU_MISC, OS_REG_READ(ah, AR_PCU_MISC) | ahp->ah_misc_mode); } if (ahp->ah_get_plcp_hdr) { OS_REG_CLR_BIT(ah, AR_PCU_MISC, AR_PCU_SEL_EVM); } if (ahp->ah_slot_time != (u_int) -1) { ar9300_set_slot_time(ah, ahp->ah_slot_time); } if (ahp->ah_ack_timeout != (u_int) -1) { ar9300_set_ack_timeout(ah, ahp->ah_ack_timeout); } if (AH_PRIVATE(ah)->ah_diagreg != 0) { OS_REG_SET_BIT(ah, AR_DIAG_SW, AH_PRIVATE(ah)->ah_diagreg); } if (ahp->ah_beacon_rssi_threshold != 0) { ar9300_set_hw_beacon_rssi_threshold(ah, ahp->ah_beacon_rssi_threshold); } -#ifdef ATH_SUPPORT_DFS +//#ifdef ATH_SUPPORT_DFS if (ahp->ah_cac_quiet_enabled) { ar9300_cac_tx_quiet(ah, 1); } -#endif /* ATH_SUPPORT_DFS */ +//#endif /* ATH_SUPPORT_DFS */ } int ar9300_get_spur_info(struct ath_hal * ah, int *enable, int len, u_int16_t *freq) { // struct ath_hal_private *ap = AH_PRIVATE(ah); int i, j; for (i = 0; i < len; i++) { freq[i] = 0; } *enable = ah->ah_config.ath_hal_spur_mode; for (i = 0, j = 0; i < AR_EEPROM_MODAL_SPURS; i++) { if (AH9300(ah)->ath_hal_spur_chans[i][0] != AR_NO_SPUR) { freq[j++] = AH9300(ah)->ath_hal_spur_chans[i][0]; HALDEBUG(ah, HAL_DEBUG_ANI, "1. get spur %d\n", AH9300(ah)->ath_hal_spur_chans[i][0]); } if (AH9300(ah)->ath_hal_spur_chans[i][1] != AR_NO_SPUR) { freq[j++] = AH9300(ah)->ath_hal_spur_chans[i][1]; HALDEBUG(ah, HAL_DEBUG_ANI, "2. get spur %d\n", AH9300(ah)->ath_hal_spur_chans[i][1]); } } return 0; } #define ATH_HAL_2GHZ_FREQ_MIN 20000 #define ATH_HAL_2GHZ_FREQ_MAX 29999 #define ATH_HAL_5GHZ_FREQ_MIN 50000 #define ATH_HAL_5GHZ_FREQ_MAX 59999 #if 0 int ar9300_set_spur_info(struct ath_hal * ah, int enable, int len, u_int16_t *freq) { struct ath_hal_private *ap = AH_PRIVATE(ah); int i, j, k; ap->ah_config.ath_hal_spur_mode = enable; if (ap->ah_config.ath_hal_spur_mode == SPUR_ENABLE_IOCTL) { for (i = 0; i < AR_EEPROM_MODAL_SPURS; i++) { AH9300(ah)->ath_hal_spur_chans[i][0] = AR_NO_SPUR; AH9300(ah)->ath_hal_spur_chans[i][1] = AR_NO_SPUR; } for (i = 0, j = 0, k = 0; i < len; i++) { if (freq[i] > ATH_HAL_2GHZ_FREQ_MIN && freq[i] < ATH_HAL_2GHZ_FREQ_MAX) { /* 2GHz Spur */ if (j < AR_EEPROM_MODAL_SPURS) { AH9300(ah)->ath_hal_spur_chans[j++][1] = freq[i]; HALDEBUG(ah, HAL_DEBUG_ANI, "1 set spur %d\n", freq[i]); } } else if (freq[i] > ATH_HAL_5GHZ_FREQ_MIN && freq[i] < ATH_HAL_5GHZ_FREQ_MAX) { /* 5Ghz Spur */ if (k < AR_EEPROM_MODAL_SPURS) { AH9300(ah)->ath_hal_spur_chans[k++][0] = freq[i]; HALDEBUG(ah, HAL_DEBUG_ANI, "2 set spur %d\n", freq[i]); } } } } return 0; } #endif #define ar9300_check_op_mode(_opmode) \ ((_opmode == HAL_M_STA) || (_opmode == HAL_M_IBSS) ||\ (_opmode == HAL_M_HOSTAP) || (_opmode == HAL_M_MONITOR)) #ifndef ATH_NF_PER_CHAN /* * To fixed first reset noise floor value not correct issue * For ART need it to fixed low rate sens too low issue */ static int First_NFCal(struct ath_hal *ah, HAL_CHANNEL_INTERNAL *ichan, int is_scan, struct ieee80211_channel *chan) { HAL_NFCAL_HIST_FULL *nfh; int i, j, k; int16_t nfarray[HAL_NUM_NF_READINGS] = {0}; int is_2g = 0; int nf_hist_len; int stats = 0; int16_t nf_buf[HAL_NUM_NF_READINGS]; #define IS(_c, _f) (((_c)->channel_flags & _f) || 0) if ((!is_scan) && chan->ic_freq == AH_PRIVATE(ah)->ah_curchan->ic_freq) { nfh = &AH_PRIVATE(ah)->nf_cal_hist; } else { nfh = (HAL_NFCAL_HIST_FULL *) &ichan->nf_cal_hist; } ar9300_start_nf_cal(ah); for (j = 0; j < 10000; j++) { if ((OS_REG_READ(ah, AR_PHY_AGC_CONTROL) & AR_PHY_AGC_CONTROL_NF) == 0){ break; } OS_DELAY(10); } if (j < 10000) { is_2g = IEEE80211_IS_CHAN_2GHZ(chan); ar9300_upload_noise_floor(ah, is_2g, nfarray); if (is_scan) { /* * This channel's NF cal info is just a HAL_NFCAL_HIST_SMALL struct * rather than a HAL_NFCAL_HIST_FULL struct. * As long as we only use the first history element of nf_cal_buffer * (nf_cal_buffer[0][0:HAL_NUM_NF_READINGS-1]), we can use * HAL_NFCAL_HIST_SMALL and HAL_NFCAL_HIST_FULL interchangeably. */ nfh = (HAL_NFCAL_HIST_FULL *) &ichan->nf_cal_hist; nf_hist_len = HAL_NF_CAL_HIST_LEN_SMALL; } else { nfh = &AH_PRIVATE(ah)->nf_cal_hist; nf_hist_len = HAL_NF_CAL_HIST_LEN_FULL; } for (i = 0; i < HAL_NUM_NF_READINGS; i ++) { for (k = 0; k < HAL_NF_CAL_HIST_LEN_FULL; k++) { nfh->nf_cal_buffer[k][i] = nfarray[i]; } nfh->base.priv_nf[i] = ar9300_limit_nf_range(ah, ar9300_get_nf_hist_mid(ah, nfh, i, nf_hist_len)); } //ar9300StoreNewNf(ah, ichan, is_scan); /* * See if the NF value from the old channel should be * retained when switching to a new channel. * TBD: this may need to be changed, as it wipes out the * purpose of saving NF values for each channel. */ for (i = 0; i < HAL_NUM_NF_READINGS; i++) { if (IEEE80211_IS_CHAN_2GHZ(chan)) { if (nfh->nf_cal_buffer[0][i] < AR_PHY_CCA_MAX_GOOD_VAL_OSPREY_2GHZ) { ichan->nf_cal_hist.nf_cal_buffer[0][i] = AH_PRIVATE(ah)->nf_cal_hist.nf_cal_buffer[0][i]; } } else { if (AR_SREV_AR9580(ah)) { if (nfh->nf_cal_buffer[0][i] < AR_PHY_CCA_NOM_VAL_PEACOCK_5GHZ) { ichan->nf_cal_hist.nf_cal_buffer[0][i] = AH_PRIVATE(ah)->nf_cal_hist.nf_cal_buffer[0][i]; } } else { if (nfh->nf_cal_buffer[0][i] < AR_PHY_CCA_NOM_VAL_OSPREY_5GHZ) { ichan->nf_cal_hist.nf_cal_buffer[0][i] = AH_PRIVATE(ah)->nf_cal_hist.nf_cal_buffer[0][i]; } } } } /* * Copy the channel's NF buffer, which may have been modified * just above here, to the full NF history buffer. */ ar9300_reset_nf_hist_buff(ah, ichan); ar9300_get_nf_hist_base(ah, ichan, is_scan, nf_buf); ar9300_load_nf(ah, nf_buf); stats = 0; } else { stats = 1; } #undef IS return stats; } #endif /* * Places the device in and out of reset and then places sane * values in the registers based on EEPROM config, initialization * vectors (as determined by the mode), and station configuration * * b_channel_change is used to preserve DMA/PCU registers across * a HW Reset during channel change. */ HAL_BOOL ar9300_reset(struct ath_hal *ah, HAL_OPMODE opmode, struct ieee80211_channel *chan, HAL_HT_MACMODE macmode, u_int8_t txchainmask, u_int8_t rxchainmask, HAL_HT_EXTPROTSPACING extprotspacing, HAL_BOOL b_channel_change, HAL_STATUS *status, int is_scan) { #define FAIL(_code) do { ecode = _code; goto bad; } while (0) u_int32_t save_led_state; struct ath_hal_9300 *ahp = AH9300(ah); struct ath_hal_private *ap = AH_PRIVATE(ah); HAL_CHANNEL_INTERNAL *ichan; //const struct ieee80211_channel *curchan = ap->ah_curchan; #if ATH_SUPPORT_MCI HAL_BOOL save_full_sleep = ahp->ah_chip_full_sleep; #endif u_int32_t save_def_antenna; u_int32_t mac_sta_id1; HAL_STATUS ecode; int i, rx_chainmask; int nf_hist_buff_reset = 0; int16_t nf_buf[HAL_NUM_NF_READINGS]; #ifdef ATH_FORCE_PPM u_int32_t save_force_val, tmp_reg; #endif u_int8_t clk_25mhz = AH9300(ah)->clk_25mhz; HAL_BOOL stopped, cal_ret; HAL_BOOL apply_last_iqcorr = AH_FALSE; if (OS_REG_READ(ah, AR_IER) == AR_IER_ENABLE) { HALDEBUG(AH_NULL, HAL_DEBUG_UNMASKABLE, "** Reset called with WLAN " "interrupt enabled %08x **\n", ar9300_get_interrupts(ah)); } /* * Set the status to "ok" by default to cover the cases * where we return false without going to "bad" */ HALASSERT(status); *status = HAL_OK; if ((ah->ah_config.ath_hal_sta_update_tx_pwr_enable)) { AH9300(ah)->green_tx_status = HAL_RSSI_TX_POWER_NONE; } #if ATH_SUPPORT_MCI if (AH_PRIVATE(ah)->ah_caps.halMciSupport && (AR_SREV_JUPITER_20_OR_LATER(ah) || AR_SREV_APHRODITE(ah))) { ar9300_mci_2g5g_changed(ah, IEEE80211_IS_CHAN_2GHZ(chan)); } #endif ahp->ah_ext_prot_spacing = extprotspacing; ahp->ah_tx_chainmask = txchainmask & ap->ah_caps.halTxChainMask; ahp->ah_rx_chainmask = rxchainmask & ap->ah_caps.halRxChainMask; ahp->ah_tx_cal_chainmask = ap->ah_caps.halTxChainMask; ahp->ah_rx_cal_chainmask = ap->ah_caps.halRxChainMask; /* * Keep the previous optinal txchainmask value */ HALASSERT(ar9300_check_op_mode(opmode)); OS_MARK(ah, AH_MARK_RESET, b_channel_change); /* * Map public channel to private. */ ichan = ar9300_check_chan(ah, chan); if (ichan == AH_NULL) { HALDEBUG(ah, HAL_DEBUG_CHANNEL, "%s: invalid channel %u/0x%x; no mapping\n", __func__, chan->ic_freq, chan->ic_flags); FAIL(HAL_EINVAL); } ichan->paprd_table_write_done = 0; /* Clear PAPRD table write flag */ #if 0 chan->paprd_table_write_done = 0; /* Clear PAPRD table write flag */ #endif if (ar9300_get_power_mode(ah) != HAL_PM_FULL_SLEEP) { /* Need to stop RX DMA before reset otherwise chip might hang */ stopped = ar9300_set_rx_abort(ah, AH_TRUE); /* abort and disable PCU */ ar9300_set_rx_filter(ah, 0); stopped &= ar9300_stop_dma_receive(ah, 0); /* stop and disable RX DMA */ if (!stopped) { /* * During the transition from full sleep to reset, * recv DMA regs are not available to be read */ HALDEBUG(ah, HAL_DEBUG_UNMASKABLE, "%s[%d]: ar9300_stop_dma_receive failed\n", __func__, __LINE__); b_channel_change = AH_FALSE; } } else { HALDEBUG(ah, HAL_DEBUG_UNMASKABLE, "%s[%d]: Chip is already in full sleep\n", __func__, __LINE__); } #if ATH_SUPPORT_MCI if ((AH_PRIVATE(ah)->ah_caps.halMciSupport) && (ahp->ah_mci_bt_state == MCI_BT_CAL_START)) { u_int32_t payload[4] = {0, 0, 0, 0}; HALDEBUG(ah, HAL_DEBUG_BT_COEX, "(MCI) %s: Stop rx for BT cal.\n", __func__); ahp->ah_mci_bt_state = MCI_BT_CAL; /* * MCIFIX: disable mci interrupt here. This is to avoid SW_MSG_DONE or * RX_MSG bits to trigger MCI_INT and lead to mci_intr reentry. */ ar9300_mci_disable_interrupt(ah); HALDEBUG(ah, HAL_DEBUG_BT_COEX, "(MCI) %s: Send WLAN_CAL_GRANT\n", __func__); MCI_GPM_SET_CAL_TYPE(payload, MCI_GPM_WLAN_CAL_GRANT); ar9300_mci_send_message(ah, MCI_GPM, 0, payload, 16, AH_TRUE, AH_FALSE); /* Wait BT calibration to be completed for 25ms */ HALDEBUG(ah, HAL_DEBUG_BT_COEX, "(MCI) %s: BT is calibrating.\n", __func__); if (ar9300_mci_wait_for_gpm(ah, MCI_GPM_BT_CAL_DONE, 0, 25000)) { HALDEBUG(ah, HAL_DEBUG_BT_COEX, "(MCI) %s: Got BT_CAL_DONE.\n", __func__); } else { HALDEBUG(ah, HAL_DEBUG_BT_COEX, "(MCI) %s: ### BT cal takes too long. Force bt_state to be bt_awake.\n", __func__); } ahp->ah_mci_bt_state = MCI_BT_AWAKE; /* MCIFIX: enable mci interrupt here */ ar9300_mci_enable_interrupt(ah); return AH_TRUE; } #endif /* Bring out of sleep mode */ if (!ar9300_set_power_mode(ah, HAL_PM_AWAKE, AH_TRUE)) { *status = HAL_INV_PMODE; return AH_FALSE; } /* Check the Rx mitigation config again, it might have changed * during attach in ath_vap_attach. */ if (ah->ah_config.ath_hal_intr_mitigation_rx != 0) { ahp->ah_intr_mitigation_rx = AH_TRUE; } else { ahp->ah_intr_mitigation_rx = AH_FALSE; } /* * XXX TODO FreeBSD: * * This is painful because we don't have a non-const channel pointer * at this stage. * * Make sure this gets fixed! */ #if 0 /* Get the value from the previous NF cal and update history buffer */ if (curchan && (ahp->ah_chip_full_sleep != AH_TRUE)) { if(ahp->ah_chip_reset_done){ ahp->ah_chip_reset_done = 0; } else { /* * is_scan controls updating NF for home channel or off channel. * Home -> Off, update home channel * Off -> Home, update off channel * Home -> Home, uppdate home channel */ if (ap->ah_curchan->channel != chan->channel) ar9300_store_new_nf(ah, curchan, !is_scan); else ar9300_store_new_nf(ah, curchan, is_scan); } } #endif /* * Account for the effect of being in either the 2 GHz or 5 GHz band * on the nominal, max allowable, and min allowable noise floor values. */ AH9300(ah)->nfp = IS_CHAN_2GHZ(ichan) ? &ahp->nf_2GHz : &ahp->nf_5GHz; /* * XXX FreeBSD For now, don't apply the last IQ correction. * * This should be done when scorpion is enabled on FreeBSD; just be * sure to fix this channel match code so it uses net80211 flags * instead. */ #if 0 if (AR_SREV_SCORPION(ah) && curchan && (chan->channel == curchan->channel) && ((chan->channel_flags & (CHANNEL_ALL|CHANNEL_HALF|CHANNEL_QUARTER)) == (curchan->channel_flags & (CHANNEL_ALL | CHANNEL_HALF | CHANNEL_QUARTER)))) { apply_last_iqcorr = AH_TRUE; } #endif apply_last_iqcorr = AH_FALSE; #ifndef ATH_NF_PER_CHAN /* * If there's only one full-size home-channel NF history buffer * rather than a full-size NF history buffer per channel, decide * whether to (re)initialize the home-channel NF buffer. * If this is just a channel change for a scan, or if the channel * is not being changed, don't mess up the home channel NF history * buffer with NF values from this scanned channel. If we're * changing the home channel to a new channel, reset the home-channel * NF history buffer with the most accurate NF known for the new channel. */ if (!is_scan && (!ap->ah_curchan || ap->ah_curchan->ic_freq != chan->ic_freq)) // || // ap->ah_curchan->channel_flags != chan->channel_flags)) { nf_hist_buff_reset = 1; ar9300_reset_nf_hist_buff(ah, ichan); } #endif /* * In case of * - offchan scan, or * - same channel and RX IQ Cal already available * disable RX IQ Cal. */ if (is_scan) { ahp->ah_skip_rx_iq_cal = AH_TRUE; HALDEBUG(ah, HAL_DEBUG_CALIBRATE, "Skip RX IQ Cal due to scanning\n"); } else { #if 0 /* XXX FreeBSD: always just do the RX IQ cal */ /* XXX I think it's just going to speed things up; I don't think it's to avoid chan bugs */ if (ahp->ah_rx_cal_complete && ahp->ah_rx_cal_chan == ichan->channel && ahp->ah_rx_cal_chan_flag == chan->channel_flags) { ahp->ah_skip_rx_iq_cal = AH_TRUE; HALDEBUG(ah, HAL_DEBUG_CALIBRATE, "Skip RX IQ Cal due to same channel with completed RX IQ Cal\n"); } else #endif ahp->ah_skip_rx_iq_cal = AH_FALSE; } /* FreeBSD: clear the channel survey data */ ath_hal_survey_clear(ah); /* * Fast channel change (Change synthesizer based on channel freq * without resetting chip) * Don't do it when * - Flag is not set * - Chip is just coming out of full sleep * - Channel to be set is same as current channel * - Channel flags are different, like when moving from 2GHz to 5GHz * channels * - Merlin: Switching in/out of fast clock enabled channels * (not currently coded, since fast clock is enabled * across the 5GHz band * and we already do a full reset when switching in/out * of 5GHz channels) */ #if 0 if (b_channel_change && (ahp->ah_chip_full_sleep != AH_TRUE) && (AH_PRIVATE(ah)->ah_curchan != AH_NULL) && ((chan->channel != AH_PRIVATE(ah)->ah_curchan->channel) && (((CHANNEL_ALL|CHANNEL_HALF|CHANNEL_QUARTER) & chan->channel_flags) == ((CHANNEL_ALL|CHANNEL_HALF|CHANNEL_QUARTER) & AH_PRIVATE(ah)->ah_curchan->channel_flags)))) { if (ar9300_channel_change(ah, chan, ichan, macmode)) { chan->channel_flags = ichan->channel_flags; chan->priv_flags = ichan->priv_flags; AH_PRIVATE(ah)->ah_curchan->ah_channel_time = 0; AH_PRIVATE(ah)->ah_curchan->ah_tsf_last = ar9300_get_tsf64(ah); /* * Load the NF from history buffer of the current channel. * NF is slow time-variant, so it is OK to use a historical value. */ ar9300_get_nf_hist_base(ah, AH_PRIVATE(ah)->ah_curchan, is_scan, nf_buf); ar9300_load_nf(ah, nf_buf); /* start NF calibration, without updating BB NF register*/ ar9300_start_nf_cal(ah); /* * If channel_change completed and DMA was stopped * successfully - skip the rest of reset */ if (AH9300(ah)->ah_dma_stuck != AH_TRUE) { WAR_USB_DISABLE_PLL_LOCK_DETECT(ah); #if ATH_SUPPORT_MCI if (AH_PRIVATE(ah)->ah_caps.halMciSupport && ahp->ah_mci_ready) { ar9300_mci_2g5g_switch(ah, AH_TRUE); } #endif return HAL_OK; } } } #endif /* #if 0 */ #if ATH_SUPPORT_MCI if (AH_PRIVATE(ah)->ah_caps.halMciSupport) { ar9300_mci_disable_interrupt(ah); if (ahp->ah_mci_ready && !save_full_sleep) { ar9300_mci_mute_bt(ah); OS_DELAY(20); OS_REG_WRITE(ah, AR_BTCOEX_CTRL, 0); } ahp->ah_mci_bt_state = MCI_BT_SLEEP; ahp->ah_mci_ready = AH_FALSE; } #endif AH9300(ah)->ah_dma_stuck = AH_FALSE; #ifdef ATH_FORCE_PPM /* Preserve force ppm state */ save_force_val = OS_REG_READ(ah, AR_PHY_TIMING2) & (AR_PHY_TIMING2_USE_FORCE | AR_PHY_TIMING2_FORCE_VAL); #endif /* * Preserve the antenna on a channel change */ save_def_antenna = OS_REG_READ(ah, AR_DEF_ANTENNA); if (0 == ahp->ah_smartantenna_enable ) { if (save_def_antenna == 0) { save_def_antenna = 1; } } /* Save hardware flag before chip reset clears the register */ mac_sta_id1 = OS_REG_READ(ah, AR_STA_ID1) & AR_STA_ID1_BASE_RATE_11B; /* Save led state from pci config register */ save_led_state = OS_REG_READ(ah, AR_CFG_LED) & (AR_CFG_LED_ASSOC_CTL | AR_CFG_LED_MODE_SEL | AR_CFG_LED_BLINK_THRESH_SEL | AR_CFG_LED_BLINK_SLOW); /* Mark PHY inactive prior to reset, to be undone in ar9300_init_bb () */ ar9300_mark_phy_inactive(ah); if (!ar9300_chip_reset(ah, chan)) { HALDEBUG(ah, HAL_DEBUG_RESET, "%s: chip reset failed\n", __func__); FAIL(HAL_EIO); } OS_MARK(ah, AH_MARK_RESET_LINE, __LINE__); /* Disable JTAG */ OS_REG_SET_BIT(ah, AR_HOSTIF_REG(ah, AR_GPIO_INPUT_EN_VAL), AR_GPIO_JTAG_DISABLE); /* * Note that ar9300_init_chain_masks() is called from within * ar9300_process_ini() to ensure the swap bit is set before * the pdadc table is written. */ ecode = ar9300_process_ini(ah, chan, ichan, macmode); if (ecode != HAL_OK) { goto bad; } /* * Configuring WMAC PLL values for 25/40 MHz */ if(AR_SREV_WASP(ah) || AR_SREV_HONEYBEE(ah) || AR_SREV_SCORPION(ah) ) { if(clk_25mhz) { OS_REG_WRITE(ah, AR_RTC_DERIVED_RTC_CLK, (0x17c << 1)); // 32KHz sleep clk } else { OS_REG_WRITE(ah, AR_RTC_DERIVED_RTC_CLK, (0x261 << 1)); // 32KHz sleep clk } OS_DELAY(100); } ahp->ah_immunity_on = AH_FALSE; if (AR_SREV_JUPITER(ah) || AR_SREV_APHRODITE(ah)) { ahp->tx_iq_cal_enable = OS_REG_READ_FIELD(ah, AR_PHY_TX_IQCAL_CONTROL_0(ah), AR_PHY_TX_IQCAL_CONTROL_0_ENABLE_TXIQ_CAL) ? 1 : 0; } ahp->tx_cl_cal_enable = (OS_REG_READ(ah, AR_PHY_CL_CAL_CTL) & AR_PHY_CL_CAL_ENABLE) ? 1 : 0; /* For devices with full HW RIFS Rx support (Sowl/Howl/Merlin, etc), * restore register settings from prior to reset. */ if ((AH_PRIVATE(ah)->ah_curchan != AH_NULL) && (ar9300_get_capability(ah, HAL_CAP_LDPCWAR, 0, AH_NULL) == HAL_OK)) { /* Re-program RIFS Rx policy after reset */ ar9300_set_rifs_delay(ah, ahp->ah_rifs_enabled); } #if ATH_SUPPORT_MCI if (AH_PRIVATE(ah)->ah_caps.halMciSupport) { ar9300_mci_reset(ah, AH_FALSE, IS_CHAN_2GHZ(ichan), save_full_sleep); } #endif /* Initialize Management Frame Protection */ ar9300_init_mfp(ah); ahp->ah_immunity_vals[0] = OS_REG_READ_FIELD(ah, AR_PHY_SFCORR_LOW, AR_PHY_SFCORR_LOW_M1_THRESH_LOW); ahp->ah_immunity_vals[1] = OS_REG_READ_FIELD(ah, AR_PHY_SFCORR_LOW, AR_PHY_SFCORR_LOW_M2_THRESH_LOW); ahp->ah_immunity_vals[2] = OS_REG_READ_FIELD(ah, AR_PHY_SFCORR, AR_PHY_SFCORR_M1_THRESH); ahp->ah_immunity_vals[3] = OS_REG_READ_FIELD(ah, AR_PHY_SFCORR, AR_PHY_SFCORR_M2_THRESH); ahp->ah_immunity_vals[4] = OS_REG_READ_FIELD(ah, AR_PHY_SFCORR, AR_PHY_SFCORR_M2COUNT_THR); ahp->ah_immunity_vals[5] = OS_REG_READ_FIELD(ah, AR_PHY_SFCORR_LOW, AR_PHY_SFCORR_LOW_M2COUNT_THR_LOW); /* Write delta slope for OFDM enabled modes (A, G, Turbo) */ if (IEEE80211_IS_CHAN_OFDM(chan) || IEEE80211_IS_CHAN_HT(chan)) { ar9300_set_delta_slope(ah, chan); } ar9300_spur_mitigate(ah, chan); if (!ar9300_eeprom_set_board_values(ah, chan)) { HALDEBUG(ah, HAL_DEBUG_EEPROM, "%s: error setting board options\n", __func__); FAIL(HAL_EIO); } #ifdef ATH_HAL_WAR_REG16284_APH128 /* temp work around, will be removed. */ if (AR_SREV_WASP(ah)) { OS_REG_WRITE(ah, 0x16284, 0x1553e000); } #endif OS_MARK(ah, AH_MARK_RESET_LINE, __LINE__); OS_REG_WRITE(ah, AR_STA_ID0, LE_READ_4(ahp->ah_macaddr)); OS_REG_WRITE(ah, AR_STA_ID1, LE_READ_2(ahp->ah_macaddr + 4) | mac_sta_id1 | AR_STA_ID1_RTS_USE_DEF | (ah->ah_config.ath_hal_6mb_ack ? AR_STA_ID1_ACKCTS_6MB : 0) | ahp->ah_sta_id1_defaults ); ar9300_set_operating_mode(ah, opmode); /* Set Venice BSSID mask according to current state */ OS_REG_WRITE(ah, AR_BSSMSKL, LE_READ_4(ahp->ah_bssid_mask)); OS_REG_WRITE(ah, AR_BSSMSKU, LE_READ_2(ahp->ah_bssid_mask + 4)); /* Restore previous antenna */ OS_REG_WRITE(ah, AR_DEF_ANTENNA, save_def_antenna); #ifdef ATH_FORCE_PPM /* Restore force ppm state */ tmp_reg = OS_REG_READ(ah, AR_PHY_TIMING2) & ~(AR_PHY_TIMING2_USE_FORCE | AR_PHY_TIMING2_FORCE_VAL); OS_REG_WRITE(ah, AR_PHY_TIMING2, tmp_reg | save_force_val); #endif /* then our BSSID and assocID */ OS_REG_WRITE(ah, AR_BSS_ID0, LE_READ_4(ahp->ah_bssid)); OS_REG_WRITE(ah, AR_BSS_ID1, LE_READ_2(ahp->ah_bssid + 4) | ((ahp->ah_assoc_id & 0x3fff) << AR_BSS_ID1_AID_S)); OS_REG_WRITE(ah, AR_ISR, ~0); /* cleared on write */ OS_REG_RMW_FIELD(ah, AR_RSSI_THR, AR_RSSI_THR_BM_THR, INIT_RSSI_THR); /* HW beacon processing */ /* * XXX what happens if I just leave filter_interval=0? * it stays disabled? */ OS_REG_RMW_FIELD(ah, AR_RSSI_THR, AR_RSSI_BCN_WEIGHT, INIT_RSSI_BEACON_WEIGHT); OS_REG_SET_BIT(ah, AR_HWBCNPROC1, AR_HWBCNPROC1_CRC_ENABLE | AR_HWBCNPROC1_EXCLUDE_TIM_ELM); if (ah->ah_config.ath_hal_beacon_filter_interval) { OS_REG_RMW_FIELD(ah, AR_HWBCNPROC2, AR_HWBCNPROC2_FILTER_INTERVAL, ah->ah_config.ath_hal_beacon_filter_interval); OS_REG_SET_BIT(ah, AR_HWBCNPROC2, AR_HWBCNPROC2_FILTER_INTERVAL_ENABLE); } /* * Set Channel now modifies bank 6 parameters for FOWL workaround * to force rf_pwd_icsyndiv bias current as function of synth * frequency.Thus must be called after ar9300_process_ini() to ensure * analog register cache is valid. */ if (!ahp->ah_rf_hal.set_channel(ah, chan)) { FAIL(HAL_EIO); } OS_MARK(ah, AH_MARK_RESET_LINE, __LINE__); /* Set 1:1 QCU to DCU mapping for all queues */ for (i = 0; i < AR_NUM_DCU; i++) { OS_REG_WRITE(ah, AR_DQCUMASK(i), 1 << i); } ahp->ah_intr_txqs = 0; for (i = 0; i < AH_PRIVATE(ah)->ah_caps.halTotalQueues; i++) { ar9300_reset_tx_queue(ah, i); } ar9300_init_interrupt_masks(ah, opmode); /* Reset ier reference count to disabled */ // OS_ATOMIC_SET(&ahp->ah_ier_ref_count, 1); if (ath_hal_isrfkillenabled(ah)) { ar9300_enable_rf_kill(ah); } /* must be called AFTER ini is processed */ ar9300_ani_init_defaults(ah, macmode); ar9300_init_qos(ah); ar9300_init_user_settings(ah); AH_PRIVATE(ah)->ah_opmode = opmode; /* record operating mode */ OS_MARK(ah, AH_MARK_RESET_DONE, 0); /* * disable seq number generation in hw */ OS_REG_WRITE(ah, AR_STA_ID1, OS_REG_READ(ah, AR_STA_ID1) | AR_STA_ID1_PRESERVE_SEQNUM); ar9300_set_dma(ah); /* * program OBS bus to see MAC interrupts */ #if ATH_SUPPORT_MCI if (!AH_PRIVATE(ah)->ah_caps.halMciSupport) { OS_REG_WRITE(ah, AR_HOSTIF_REG(ah, AR_OBS), 8); } #else OS_REG_WRITE(ah, AR_HOSTIF_REG(ah, AR_OBS), 8); #endif /* enabling AR_GTTM_IGNORE_IDLE in GTTM register so that GTT timer will not increment if the channel idle indicates the air is busy or NAV is still counting down */ OS_REG_WRITE(ah, AR_GTTM, AR_GTTM_IGNORE_IDLE); /* * GTT debug mode setting */ /* OS_REG_WRITE(ah, 0x64, 0x00320000); OS_REG_WRITE(ah, 0x68, 7); OS_REG_WRITE(ah, 0x4080, 0xC); */ /* * Disable general interrupt mitigation by setting MIRT = 0x0 * Rx and tx interrupt mitigation are conditionally enabled below. */ OS_REG_WRITE(ah, AR_MIRT, 0); if (ahp->ah_intr_mitigation_rx) { /* * Enable Interrupt Mitigation for Rx. * If no build-specific limits for the rx interrupt mitigation * timer have been specified, use conservative defaults. */ #ifndef AH_RIMT_VAL_LAST #define AH_RIMT_LAST_MICROSEC 500 #endif #ifndef AH_RIMT_VAL_FIRST #define AH_RIMT_FIRST_MICROSEC 2000 #endif #ifndef HOST_OFFLOAD OS_REG_RMW_FIELD(ah, AR_RIMT, AR_RIMT_LAST, AH_RIMT_LAST_MICROSEC); OS_REG_RMW_FIELD(ah, AR_RIMT, AR_RIMT_FIRST, AH_RIMT_FIRST_MICROSEC); #else /* lower mitigation level to reduce latency for offload arch. */ OS_REG_RMW_FIELD(ah, AR_RIMT, AR_RIMT_LAST, (AH_RIMT_LAST_MICROSEC >> 2)); OS_REG_RMW_FIELD(ah, AR_RIMT, AR_RIMT_FIRST, (AH_RIMT_FIRST_MICROSEC >> 2)); #endif } if (ahp->ah_intr_mitigation_tx) { /* * Enable Interrupt Mitigation for Tx. * If no build-specific limits for the tx interrupt mitigation * timer have been specified, use the values preferred for * the carrier group's products. */ #ifndef AH_TIMT_LAST #define AH_TIMT_LAST_MICROSEC 300 #endif #ifndef AH_TIMT_FIRST #define AH_TIMT_FIRST_MICROSEC 750 #endif OS_REG_RMW_FIELD(ah, AR_TIMT, AR_TIMT_LAST, AH_TIMT_LAST_MICROSEC); OS_REG_RMW_FIELD(ah, AR_TIMT, AR_TIMT_FIRST, AH_TIMT_FIRST_MICROSEC); } rx_chainmask = ahp->ah_rx_chainmask; OS_REG_WRITE(ah, AR_PHY_RX_CHAINMASK, rx_chainmask); OS_REG_WRITE(ah, AR_PHY_CAL_CHAINMASK, rx_chainmask); ar9300_init_bb(ah, chan); /* BB Step 7: Calibration */ /* * Only kick off calibration not on offchan. * If coming back from offchan, restore prevous Cal results * since chip reset will clear existings. */ if (!ahp->ah_skip_rx_iq_cal) { int i; /* clear existing RX cal data */ for (i=0; iah_rx_cal_corr[i] = 0; ahp->ah_rx_cal_complete = AH_FALSE; // ahp->ah_rx_cal_chan = chan->channel; // ahp->ah_rx_cal_chan_flag = ichan->channel_flags; ahp->ah_rx_cal_chan = 0; ahp->ah_rx_cal_chan_flag = 0; /* XXX FreeBSD */ } ar9300_invalidate_saved_cals(ah, ichan); cal_ret = ar9300_init_cal(ah, chan, AH_FALSE, apply_last_iqcorr); #if ATH_SUPPORT_MCI if (AH_PRIVATE(ah)->ah_caps.halMciSupport && ahp->ah_mci_ready) { if (IS_CHAN_2GHZ(ichan) && (ahp->ah_mci_bt_state == MCI_BT_SLEEP)) { if (ar9300_mci_check_int(ah, AR_MCI_INTERRUPT_RX_MSG_REMOTE_RESET) || ar9300_mci_check_int(ah, AR_MCI_INTERRUPT_RX_MSG_REQ_WAKE)) { /* * BT is sleeping. Check if BT wakes up duing WLAN * calibration. If BT wakes up during WLAN calibration, need * to go through all message exchanges again and recal. */ HALDEBUG(ah, HAL_DEBUG_BT_COEX, "(MCI) ### %s: BT wakes up during WLAN calibration.\n", __func__); OS_REG_WRITE(ah, AR_MCI_INTERRUPT_RX_MSG_RAW, AR_MCI_INTERRUPT_RX_MSG_REMOTE_RESET | AR_MCI_INTERRUPT_RX_MSG_REQ_WAKE); HALDEBUG(ah, HAL_DEBUG_BT_COEX, "(MCI) send REMOTE_RESET\n"); ar9300_mci_remote_reset(ah, AH_TRUE); ar9300_mci_send_sys_waking(ah, AH_TRUE); OS_DELAY(1); if (IS_CHAN_2GHZ(ichan)) { ar9300_mci_send_lna_transfer(ah, AH_TRUE); } ahp->ah_mci_bt_state = MCI_BT_AWAKE; /* Redo calibration */ HALDEBUG(ah, HAL_DEBUG_BT_COEX, "(MCI) %s: Re-calibrate.\n", __func__); ar9300_invalidate_saved_cals(ah, ichan); cal_ret = ar9300_init_cal(ah, chan, AH_FALSE, apply_last_iqcorr); } } ar9300_mci_enable_interrupt(ah); } #endif if (!cal_ret) { HALDEBUG(ah, HAL_DEBUG_RESET, "%s: Init Cal Failed\n", __func__); FAIL(HAL_ESELFTEST); } ar9300_init_txbf(ah); #if 0 /* * WAR for owl 1.0 - restore chain mask for 2-chain cfgs after cal */ rx_chainmask = ahp->ah_rx_chainmask; if ((rx_chainmask == 0x5) || (rx_chainmask == 0x3)) { OS_REG_WRITE(ah, AR_PHY_RX_CHAINMASK, rx_chainmask); OS_REG_WRITE(ah, AR_PHY_CAL_CHAINMASK, rx_chainmask); } #endif /* Restore previous led state */ OS_REG_WRITE(ah, AR_CFG_LED, save_led_state | AR_CFG_SCLK_32KHZ); #if ATH_BT_COEX if (ahp->ah_bt_coex_config_type != HAL_BT_COEX_CFG_NONE) { ar9300_init_bt_coex(ah); #if ATH_SUPPORT_MCI if (AH_PRIVATE(ah)->ah_caps.halMciSupport && ahp->ah_mci_ready) { /* Check BT state again to make sure it's not changed. */ ar9300_mci_sync_bt_state(ah); ar9300_mci_2g5g_switch(ah, AH_TRUE); if ((ahp->ah_mci_bt_state == MCI_BT_AWAKE) && (ahp->ah_mci_query_bt == AH_TRUE)) { ahp->ah_mci_need_flush_btinfo = AH_TRUE; } } #endif } #endif /* Start TSF2 for generic timer 8-15. */ ar9300_start_tsf2(ah); /* MIMO Power save setting */ if (ar9300_get_capability(ah, HAL_CAP_DYNAMIC_SMPS, 0, AH_NULL) == HAL_OK) { ar9300_set_sm_power_mode(ah, ahp->ah_sm_power_mode); } /* * For big endian systems turn on swapping for descriptors */ #if AH_BYTE_ORDER == AH_BIG_ENDIAN if (AR_SREV_HORNET(ah) || AR_SREV_WASP(ah) || AR_SREV_SCORPION(ah) || AR_SREV_HONEYBEE(ah)) { OS_REG_RMW(ah, AR_CFG, AR_CFG_SWTB | AR_CFG_SWRB, 0); } else { ar9300_init_cfg_reg(ah); } #endif if ( AR_SREV_OSPREY(ah) || AR_SREV_WASP(ah) || AR_SREV_SCORPION(ah) || AR_SREV_HONEYBEE(ah) ) { OS_REG_RMW(ah, AR_CFG_LED, AR_CFG_LED_ASSOC_CTL, AR_CFG_LED_ASSOC_CTL); } #if !(defined(ART_BUILD)) && defined(ATH_SUPPORT_LED) #define REG_WRITE(_reg, _val) *((volatile u_int32_t *)(_reg)) = (_val); #define REG_READ(_reg) *((volatile u_int32_t *)(_reg)) #define ATH_GPIO_OUT_FUNCTION3 0xB8040038 #define ATH_GPIO_OE 0xB8040000 if ( AR_SREV_WASP(ah)) { if (IS_CHAN_2GHZ((AH_PRIVATE(ah)->ah_curchan))) { REG_WRITE(ATH_GPIO_OUT_FUNCTION3, ( REG_READ(ATH_GPIO_OUT_FUNCTION3) & (~(0xff << 8))) | (0x33 << 8) ); REG_WRITE(ATH_GPIO_OE, ( REG_READ(ATH_GPIO_OE) & (~(0x1 << 13) ))); } else { /* Disable 2G WLAN LED. During ath_open, reset function is called even before channel is set. So 2GHz is taken as default and it also blinks. Hence to avoid both from blinking, disable 2G led while in 5G mode */ REG_WRITE(ATH_GPIO_OE, ( REG_READ(ATH_GPIO_OE) | (1 << 13) )); REG_WRITE(ATH_GPIO_OUT_FUNCTION3, ( REG_READ(ATH_GPIO_OUT_FUNCTION3) & (~(0xff))) | (0x33) ); REG_WRITE(ATH_GPIO_OE, ( REG_READ(ATH_GPIO_OE) & (~(0x1 << 12) ))); } } else if (AR_SREV_SCORPION(ah)) { if (IS_CHAN_2GHZ((AH_PRIVATE(ah)->ah_curchan))) { REG_WRITE(ATH_GPIO_OUT_FUNCTION3, ( REG_READ(ATH_GPIO_OUT_FUNCTION3) & (~(0xff << 8))) | (0x2F << 8) ); REG_WRITE(ATH_GPIO_OE, (( REG_READ(ATH_GPIO_OE) & (~(0x1 << 13) )) | (0x1 << 12))); } else if (IS_CHAN_5GHZ((AH_PRIVATE(ah)->ah_curchan))) { REG_WRITE(ATH_GPIO_OUT_FUNCTION3, ( REG_READ(ATH_GPIO_OUT_FUNCTION3) & (~(0xff))) | (0x2F) ); REG_WRITE(ATH_GPIO_OE, (( REG_READ(ATH_GPIO_OE) & (~(0x1 << 12) )) | (0x1 << 13))); } } else if (AR_SREV_HONEYBEE(ah)) { REG_WRITE(ATH_GPIO_OUT_FUNCTION3, ( REG_READ(ATH_GPIO_OUT_FUNCTION3) & (~(0xff))) | (0x32) ); REG_WRITE(ATH_GPIO_OE, (( REG_READ(ATH_GPIO_OE) & (~(0x1 << 12) )))); } #undef REG_READ #undef REG_WRITE #endif /* XXX FreeBSD What's this? -adrian */ #if 0 chan->channel_flags = ichan->channel_flags; chan->priv_flags = ichan->priv_flags; #endif #if FIX_NOISE_FLOOR /* XXX FreeBSD is ichan appropariate? It was curchan.. */ ar9300_get_nf_hist_base(ah, ichan, is_scan, nf_buf); ar9300_load_nf(ah, nf_buf); if (nf_hist_buff_reset == 1) { nf_hist_buff_reset = 0; #ifndef ATH_NF_PER_CHAN if (First_NFCal(ah, ichan, is_scan, chan)){ if (ahp->ah_skip_rx_iq_cal && !is_scan) { /* restore RX Cal result if existing */ ar9300_rx_iq_cal_restore(ah); ahp->ah_skip_rx_iq_cal = AH_FALSE; } } #endif /* ATH_NF_PER_CHAN */ } else{ ar9300_start_nf_cal(ah); } #endif #ifdef AH_SUPPORT_AR9300 /* BB Panic Watchdog */ if (ar9300_get_capability(ah, HAL_CAP_BB_PANIC_WATCHDOG, 0, AH_NULL) == HAL_OK) { ar9300_config_bb_panic_watchdog(ah); } #endif /* While receiving unsupported rate frame receive state machine * gets into a state 0xb and if phy_restart happens when rx * state machine is in 0xb state, BB would go hang, if we * see 0xb state after first bb panic, make sure that we * disable the phy_restart. * * There may be multiple panics, make sure that we always do * this if we see this panic at least once. This is required * because reset seems to be writing from INI file. */ if ((ar9300_get_capability(ah, HAL_CAP_PHYRESTART_CLR_WAR, 0, AH_NULL) == HAL_OK) && (((MS((AH9300(ah)->ah_bb_panic_last_status), AR_PHY_BB_WD_RX_OFDM_SM)) == 0xb) || AH9300(ah)->ah_phyrestart_disabled) ) { ar9300_disable_phy_restart(ah, 1); } ahp->ah_radar1 = MS(OS_REG_READ(ah, AR_PHY_RADAR_1), AR_PHY_RADAR_1_CF_BIN_THRESH); ahp->ah_dc_offset = MS(OS_REG_READ(ah, AR_PHY_TIMING2), AR_PHY_TIMING2_DC_OFFSET); ahp->ah_disable_cck = MS(OS_REG_READ(ah, AR_PHY_MODE), AR_PHY_MODE_DISABLE_CCK); if (AH9300(ah)->ah_enable_keysearch_always) { ar9300_enable_keysearch_always(ah, 1); } #if ATH_LOW_POWER_ENABLE #define REG_WRITE(_reg, _val) *((volatile u_int32_t *)(_reg)) = (_val) #define REG_READ(_reg) *((volatile u_int32_t *)(_reg)) if (AR_SREV_OSPREY(ah)) { REG_WRITE(0xb4000080, REG_READ(0xb4000080) | 3); OS_REG_WRITE(ah, AR_RTC_RESET, 1); OS_REG_SET_BIT(ah, AR_HOSTIF_REG(ah, AR_PCIE_PM_CTRL), AR_PCIE_PM_CTRL_ENA); OS_REG_SET_BIT(ah, AR_HOSTIF_REG(ah, AR_SPARE), 0xffffffff); } #undef REG_READ #undef REG_WRITE #endif /* ATH_LOW_POWER_ENABLE */ WAR_USB_DISABLE_PLL_LOCK_DETECT(ah); /* H/W Green TX */ ar9300_control_signals_for_green_tx_mode(ah); /* Smart Antenna, only for 5GHz on Scropion */ if (IEEE80211_IS_CHAN_2GHZ((AH_PRIVATE(ah)->ah_curchan)) && AR_SREV_SCORPION(ah)) { ahp->ah_smartantenna_enable = 0; } ar9300_set_smart_antenna(ah, ahp->ah_smartantenna_enable); if (AR_SREV_APHRODITE(ah) && ahp->ah_lna_div_use_bt_ant_enable) OS_REG_SET_BIT(ah, AR_BTCOEX_WL_LNADIV, AR_BTCOEX_WL_LNADIV_FORCE_ON); if (ahp->ah_skip_rx_iq_cal && !is_scan) { /* restore RX Cal result if existing */ ar9300_rx_iq_cal_restore(ah); ahp->ah_skip_rx_iq_cal = AH_FALSE; } return AH_TRUE; bad: OS_MARK(ah, AH_MARK_RESET_DONE, ecode); *status = ecode; if (ahp->ah_skip_rx_iq_cal && !is_scan) { /* restore RX Cal result if existing */ ar9300_rx_iq_cal_restore(ah); ahp->ah_skip_rx_iq_cal = AH_FALSE; } return AH_FALSE; #undef FAIL } void ar9300_green_ap_ps_on_off( struct ath_hal *ah, u_int16_t on_off) { /* Set/reset the ps flag */ AH9300(ah)->green_ap_ps_on = !!on_off; } /* * This function returns 1, where it is possible to do * single-chain power save. */ u_int16_t ar9300_is_single_ant_power_save_possible(struct ath_hal *ah) { return AH_TRUE; } /* To avoid compilation warnings. Functions not used when EMULATION. */ /* * ar9300_find_mag_approx() */ static int32_t ar9300_find_mag_approx(struct ath_hal *ah, int32_t in_re, int32_t in_im) { int32_t abs_i = abs(in_re); int32_t abs_q = abs(in_im); int32_t max_abs, min_abs; if (abs_i > abs_q) { max_abs = abs_i; min_abs = abs_q; } else { max_abs = abs_q; min_abs = abs_i; } return (max_abs - (max_abs / 32) + (min_abs / 8) + (min_abs / 4)); } /* * ar9300_solve_iq_cal() * solve 4x4 linear equation used in loopback iq cal. */ static HAL_BOOL ar9300_solve_iq_cal( struct ath_hal *ah, int32_t sin_2phi_1, int32_t cos_2phi_1, int32_t sin_2phi_2, int32_t cos_2phi_2, int32_t mag_a0_d0, int32_t phs_a0_d0, int32_t mag_a1_d0, int32_t phs_a1_d0, int32_t solved_eq[]) { int32_t f1 = cos_2phi_1 - cos_2phi_2; int32_t f3 = sin_2phi_1 - sin_2phi_2; int32_t f2; int32_t mag_tx, phs_tx, mag_rx, phs_rx; const int32_t result_shift = 1 << 15; f2 = (((int64_t)f1 * (int64_t)f1) / result_shift) + (((int64_t)f3 * (int64_t)f3) / result_shift); if (0 == f2) { HALDEBUG(ah, HAL_DEBUG_CALIBRATE, "%s: Divide by 0(%d).\n", __func__, __LINE__); return AH_FALSE; } /* magnitude mismatch, tx */ mag_tx = f1 * (mag_a0_d0 - mag_a1_d0) + f3 * (phs_a0_d0 - phs_a1_d0); /* phase mismatch, tx */ phs_tx = f3 * (-mag_a0_d0 + mag_a1_d0) + f1 * (phs_a0_d0 - phs_a1_d0); mag_tx = (mag_tx / f2); phs_tx = (phs_tx / f2); /* magnitude mismatch, rx */ mag_rx = mag_a0_d0 - (cos_2phi_1 * mag_tx + sin_2phi_1 * phs_tx) / result_shift; /* phase mismatch, rx */ phs_rx = phs_a0_d0 + (sin_2phi_1 * mag_tx - cos_2phi_1 * phs_tx) / result_shift; solved_eq[0] = mag_tx; solved_eq[1] = phs_tx; solved_eq[2] = mag_rx; solved_eq[3] = phs_rx; return AH_TRUE; } /* * ar9300_calc_iq_corr() */ static HAL_BOOL ar9300_calc_iq_corr(struct ath_hal *ah, int32_t chain_idx, const int32_t iq_res[], int32_t iqc_coeff[]) { int32_t i2_m_q2_a0_d0, i2_p_q2_a0_d0, iq_corr_a0_d0; int32_t i2_m_q2_a0_d1, i2_p_q2_a0_d1, iq_corr_a0_d1; int32_t i2_m_q2_a1_d0, i2_p_q2_a1_d0, iq_corr_a1_d0; int32_t i2_m_q2_a1_d1, i2_p_q2_a1_d1, iq_corr_a1_d1; int32_t mag_a0_d0, mag_a1_d0, mag_a0_d1, mag_a1_d1; int32_t phs_a0_d0, phs_a1_d0, phs_a0_d1, phs_a1_d1; int32_t sin_2phi_1, cos_2phi_1, sin_2phi_2, cos_2phi_2; int32_t mag_tx, phs_tx, mag_rx, phs_rx; int32_t solved_eq[4], mag_corr_tx, phs_corr_tx, mag_corr_rx, phs_corr_rx; int32_t q_q_coff, q_i_coff; const int32_t res_scale = 1 << 15; const int32_t delpt_shift = 1 << 8; int32_t mag1, mag2; i2_m_q2_a0_d0 = iq_res[0] & 0xfff; i2_p_q2_a0_d0 = (iq_res[0] >> 12) & 0xfff; iq_corr_a0_d0 = ((iq_res[0] >> 24) & 0xff) + ((iq_res[1] & 0xf) << 8); if (i2_m_q2_a0_d0 > 0x800) { i2_m_q2_a0_d0 = -((0xfff - i2_m_q2_a0_d0) + 1); } if (iq_corr_a0_d0 > 0x800) { iq_corr_a0_d0 = -((0xfff - iq_corr_a0_d0) + 1); } i2_m_q2_a0_d1 = (iq_res[1] >> 4) & 0xfff; i2_p_q2_a0_d1 = (iq_res[2] & 0xfff); iq_corr_a0_d1 = (iq_res[2] >> 12) & 0xfff; if (i2_m_q2_a0_d1 > 0x800) { i2_m_q2_a0_d1 = -((0xfff - i2_m_q2_a0_d1) + 1); } if (iq_corr_a0_d1 > 0x800) { iq_corr_a0_d1 = -((0xfff - iq_corr_a0_d1) + 1); } i2_m_q2_a1_d0 = ((iq_res[2] >> 24) & 0xff) + ((iq_res[3] & 0xf) << 8); i2_p_q2_a1_d0 = (iq_res[3] >> 4) & 0xfff; iq_corr_a1_d0 = iq_res[4] & 0xfff; if (i2_m_q2_a1_d0 > 0x800) { i2_m_q2_a1_d0 = -((0xfff - i2_m_q2_a1_d0) + 1); } if (iq_corr_a1_d0 > 0x800) { iq_corr_a1_d0 = -((0xfff - iq_corr_a1_d0) + 1); } i2_m_q2_a1_d1 = (iq_res[4] >> 12) & 0xfff; i2_p_q2_a1_d1 = ((iq_res[4] >> 24) & 0xff) + ((iq_res[5] & 0xf) << 8); iq_corr_a1_d1 = (iq_res[5] >> 4) & 0xfff; if (i2_m_q2_a1_d1 > 0x800) { i2_m_q2_a1_d1 = -((0xfff - i2_m_q2_a1_d1) + 1); } if (iq_corr_a1_d1 > 0x800) { iq_corr_a1_d1 = -((0xfff - iq_corr_a1_d1) + 1); } if ((i2_p_q2_a0_d0 == 0) || (i2_p_q2_a0_d1 == 0) || (i2_p_q2_a1_d0 == 0) || (i2_p_q2_a1_d1 == 0)) { HALDEBUG(ah, HAL_DEBUG_CALIBRATE, "%s: Divide by 0(%d):\na0_d0=%d\na0_d1=%d\na2_d0=%d\na1_d1=%d\n", __func__, __LINE__, i2_p_q2_a0_d0, i2_p_q2_a0_d1, i2_p_q2_a1_d0, i2_p_q2_a1_d1); return AH_FALSE; } if ((i2_p_q2_a0_d0 <= 1024) || (i2_p_q2_a0_d0 > 2047) || (i2_p_q2_a1_d0 < 0) || (i2_p_q2_a1_d1 < 0) || (i2_p_q2_a0_d0 <= i2_m_q2_a0_d0) || (i2_p_q2_a0_d0 <= iq_corr_a0_d0) || (i2_p_q2_a0_d1 <= i2_m_q2_a0_d1) || (i2_p_q2_a0_d1 <= iq_corr_a0_d1) || (i2_p_q2_a1_d0 <= i2_m_q2_a1_d0) || (i2_p_q2_a1_d0 <= iq_corr_a1_d0) || (i2_p_q2_a1_d1 <= i2_m_q2_a1_d1) || (i2_p_q2_a1_d1 <= iq_corr_a1_d1)) { return AH_FALSE; } mag_a0_d0 = (i2_m_q2_a0_d0 * res_scale) / i2_p_q2_a0_d0; phs_a0_d0 = (iq_corr_a0_d0 * res_scale) / i2_p_q2_a0_d0; mag_a0_d1 = (i2_m_q2_a0_d1 * res_scale) / i2_p_q2_a0_d1; phs_a0_d1 = (iq_corr_a0_d1 * res_scale) / i2_p_q2_a0_d1; mag_a1_d0 = (i2_m_q2_a1_d0 * res_scale) / i2_p_q2_a1_d0; phs_a1_d0 = (iq_corr_a1_d0 * res_scale) / i2_p_q2_a1_d0; mag_a1_d1 = (i2_m_q2_a1_d1 * res_scale) / i2_p_q2_a1_d1; phs_a1_d1 = (iq_corr_a1_d1 * res_scale) / i2_p_q2_a1_d1; /* without analog phase shift */ sin_2phi_1 = (((mag_a0_d0 - mag_a0_d1) * delpt_shift) / DELPT); /* without analog phase shift */ cos_2phi_1 = (((phs_a0_d1 - phs_a0_d0) * delpt_shift) / DELPT); /* with analog phase shift */ sin_2phi_2 = (((mag_a1_d0 - mag_a1_d1) * delpt_shift) / DELPT); /* with analog phase shift */ cos_2phi_2 = (((phs_a1_d1 - phs_a1_d0) * delpt_shift) / DELPT); /* force sin^2 + cos^2 = 1; */ /* find magnitude by approximation */ mag1 = ar9300_find_mag_approx(ah, cos_2phi_1, sin_2phi_1); mag2 = ar9300_find_mag_approx(ah, cos_2phi_2, sin_2phi_2); if ((mag1 == 0) || (mag2 == 0)) { HALDEBUG(ah, HAL_DEBUG_CALIBRATE, "%s: Divide by 0(%d): mag1=%d, mag2=%d\n", __func__, __LINE__, mag1, mag2); return AH_FALSE; } /* normalization sin and cos by mag */ sin_2phi_1 = (sin_2phi_1 * res_scale / mag1); cos_2phi_1 = (cos_2phi_1 * res_scale / mag1); sin_2phi_2 = (sin_2phi_2 * res_scale / mag2); cos_2phi_2 = (cos_2phi_2 * res_scale / mag2); /* calculate IQ mismatch */ if (AH_FALSE == ar9300_solve_iq_cal(ah, sin_2phi_1, cos_2phi_1, sin_2phi_2, cos_2phi_2, mag_a0_d0, phs_a0_d0, mag_a1_d0, phs_a1_d0, solved_eq)) { HALDEBUG(ah, HAL_DEBUG_CALIBRATE, "%s: Call to ar9300_solve_iq_cal failed.\n", __func__); return AH_FALSE; } mag_tx = solved_eq[0]; phs_tx = solved_eq[1]; mag_rx = solved_eq[2]; phs_rx = solved_eq[3]; HALDEBUG(ah, HAL_DEBUG_CALIBRATE, "%s: chain %d: mag mismatch=%d phase mismatch=%d\n", __func__, chain_idx, mag_tx / res_scale, phs_tx / res_scale); if (res_scale == mag_tx) { HALDEBUG(ah, HAL_DEBUG_CALIBRATE, "%s: Divide by 0(%d): mag_tx=%d, res_scale=%d\n", __func__, __LINE__, mag_tx, res_scale); return AH_FALSE; } /* calculate and quantize Tx IQ correction factor */ mag_corr_tx = (mag_tx * res_scale) / (res_scale - mag_tx); phs_corr_tx = -phs_tx; q_q_coff = (mag_corr_tx * 128 / res_scale); q_i_coff = (phs_corr_tx * 256 / res_scale); HALDEBUG(ah, HAL_DEBUG_CALIBRATE, "%s: tx chain %d: mag corr=%d phase corr=%d\n", __func__, chain_idx, q_q_coff, q_i_coff); if (q_i_coff < -63) { q_i_coff = -63; } if (q_i_coff > 63) { q_i_coff = 63; } if (q_q_coff < -63) { q_q_coff = -63; } if (q_q_coff > 63) { q_q_coff = 63; } iqc_coeff[0] = (q_q_coff * 128) + (0x7f & q_i_coff); HALDEBUG(ah, HAL_DEBUG_CALIBRATE, "%s: tx chain %d: iq corr coeff=%x\n", __func__, chain_idx, iqc_coeff[0]); if (-mag_rx == res_scale) { HALDEBUG(ah, HAL_DEBUG_CALIBRATE, "%s: Divide by 0(%d): mag_rx=%d, res_scale=%d\n", __func__, __LINE__, mag_rx, res_scale); return AH_FALSE; } /* calculate and quantize Rx IQ correction factors */ mag_corr_rx = (-mag_rx * res_scale) / (res_scale + mag_rx); phs_corr_rx = -phs_rx; q_q_coff = (mag_corr_rx * 128 / res_scale); q_i_coff = (phs_corr_rx * 256 / res_scale); HALDEBUG(ah, HAL_DEBUG_CALIBRATE, "%s: rx chain %d: mag corr=%d phase corr=%d\n", __func__, chain_idx, q_q_coff, q_i_coff); if (q_i_coff < -63) { q_i_coff = -63; } if (q_i_coff > 63) { q_i_coff = 63; } if (q_q_coff < -63) { q_q_coff = -63; } if (q_q_coff > 63) { q_q_coff = 63; } iqc_coeff[1] = (q_q_coff * 128) + (0x7f & q_i_coff); HALDEBUG(ah, HAL_DEBUG_CALIBRATE, "%s: rx chain %d: iq corr coeff=%x\n", __func__, chain_idx, iqc_coeff[1]); return AH_TRUE; } #define MAX_MAG_DELTA 11 //maximum magnitude mismatch delta across gains #define MAX_PHS_DELTA 10 //maximum phase mismatch delta across gains #define ABS(x) ((x) >= 0 ? (x) : (-(x))) u_int32_t tx_corr_coeff[MAX_MEASUREMENT][AR9300_MAX_CHAINS] = { { AR_PHY_TX_IQCAL_CORR_COEFF_01_B0, AR_PHY_TX_IQCAL_CORR_COEFF_01_B1, AR_PHY_TX_IQCAL_CORR_COEFF_01_B2}, { AR_PHY_TX_IQCAL_CORR_COEFF_01_B0, AR_PHY_TX_IQCAL_CORR_COEFF_01_B1, AR_PHY_TX_IQCAL_CORR_COEFF_01_B2}, { AR_PHY_TX_IQCAL_CORR_COEFF_23_B0, AR_PHY_TX_IQCAL_CORR_COEFF_23_B1, AR_PHY_TX_IQCAL_CORR_COEFF_23_B2}, { AR_PHY_TX_IQCAL_CORR_COEFF_23_B0, AR_PHY_TX_IQCAL_CORR_COEFF_23_B1, AR_PHY_TX_IQCAL_CORR_COEFF_23_B2}, { AR_PHY_TX_IQCAL_CORR_COEFF_45_B0, AR_PHY_TX_IQCAL_CORR_COEFF_45_B1, AR_PHY_TX_IQCAL_CORR_COEFF_45_B2}, { AR_PHY_TX_IQCAL_CORR_COEFF_45_B0, AR_PHY_TX_IQCAL_CORR_COEFF_45_B1, AR_PHY_TX_IQCAL_CORR_COEFF_45_B2}, { AR_PHY_TX_IQCAL_CORR_COEFF_67_B0, AR_PHY_TX_IQCAL_CORR_COEFF_67_B1, AR_PHY_TX_IQCAL_CORR_COEFF_67_B2}, { AR_PHY_TX_IQCAL_CORR_COEFF_67_B0, AR_PHY_TX_IQCAL_CORR_COEFF_67_B1, AR_PHY_TX_IQCAL_CORR_COEFF_67_B2}, }; static void ar9300_tx_iq_cal_outlier_detection(struct ath_hal *ah, HAL_CHANNEL_INTERNAL *ichan, u_int32_t num_chains, struct coeff_t *coeff, HAL_BOOL is_cal_reusable) { int nmeasurement, ch_idx, im; int32_t magnitude, phase; int32_t magnitude_max, phase_max; int32_t magnitude_min, phase_min; int32_t magnitude_max_idx, phase_max_idx; int32_t magnitude_min_idx, phase_min_idx; int32_t magnitude_avg, phase_avg; int32_t outlier_mag_idx = 0; int32_t outlier_phs_idx = 0; if (AR_SREV_POSEIDON(ah)) { HALASSERT(num_chains == 0x1); tx_corr_coeff[0][0] = AR_PHY_TX_IQCAL_CORR_COEFF_01_B0_POSEIDON; tx_corr_coeff[1][0] = AR_PHY_TX_IQCAL_CORR_COEFF_01_B0_POSEIDON; tx_corr_coeff[2][0] = AR_PHY_TX_IQCAL_CORR_COEFF_23_B0_POSEIDON; tx_corr_coeff[3][0] = AR_PHY_TX_IQCAL_CORR_COEFF_23_B0_POSEIDON; tx_corr_coeff[4][0] = AR_PHY_TX_IQCAL_CORR_COEFF_45_B0_POSEIDON; tx_corr_coeff[5][0] = AR_PHY_TX_IQCAL_CORR_COEFF_45_B0_POSEIDON; tx_corr_coeff[6][0] = AR_PHY_TX_IQCAL_CORR_COEFF_67_B0_POSEIDON; tx_corr_coeff[7][0] = AR_PHY_TX_IQCAL_CORR_COEFF_67_B0_POSEIDON; } for (ch_idx = 0; ch_idx < num_chains; ch_idx++) { nmeasurement = OS_REG_READ_FIELD(ah, AR_PHY_TX_IQCAL_STATUS_B0(ah), AR_PHY_CALIBRATED_GAINS_0); if (nmeasurement > MAX_MEASUREMENT) { nmeasurement = MAX_MEASUREMENT; } if (!AR_SREV_SCORPION(ah)) { /* * reset max/min variable to min/max values so that * we always start with 1st calibrated gain value */ magnitude_max = -64; phase_max = -64; magnitude_min = 63; phase_min = 63; magnitude_avg = 0; phase_avg = 0; magnitude_max_idx = 0; magnitude_min_idx = 0; phase_max_idx = 0; phase_min_idx = 0; /* detect outlier only if nmeasurement > 1 */ if (nmeasurement > 1) { /* printf("----------- start outlier detection -----------\n"); */ /* * find max/min and phase/mag mismatch across all calibrated gains */ for (im = 0; im < nmeasurement; im++) { magnitude = coeff->mag_coeff[ch_idx][im][0]; phase = coeff->phs_coeff[ch_idx][im][0]; magnitude_avg = magnitude_avg + magnitude; phase_avg = phase_avg + phase; if (magnitude > magnitude_max) { magnitude_max = magnitude; magnitude_max_idx = im; } if (magnitude < magnitude_min) { magnitude_min = magnitude; magnitude_min_idx = im; } if (phase > phase_max) { phase_max = phase; phase_max_idx = im; } if (phase < phase_min) { phase_min = phase; phase_min_idx = im; } } /* find average (exclude max abs value) */ for (im = 0; im < nmeasurement; im++) { magnitude = coeff->mag_coeff[ch_idx][im][0]; phase = coeff->phs_coeff[ch_idx][im][0]; if ((ABS(magnitude) < ABS(magnitude_max)) || (ABS(magnitude) < ABS(magnitude_min))) { magnitude_avg = magnitude_avg + magnitude; } if ((ABS(phase) < ABS(phase_max)) || (ABS(phase) < ABS(phase_min))) { phase_avg = phase_avg + phase; } } magnitude_avg = magnitude_avg / (nmeasurement - 1); phase_avg = phase_avg / (nmeasurement - 1); /* detect magnitude outlier */ if (ABS(magnitude_max - magnitude_min) > MAX_MAG_DELTA) { if (ABS(magnitude_max - magnitude_avg) > ABS(magnitude_min - magnitude_avg)) { /* max is outlier, force to avg */ outlier_mag_idx = magnitude_max_idx; } else { /* min is outlier, force to avg */ outlier_mag_idx = magnitude_min_idx; } coeff->mag_coeff[ch_idx][outlier_mag_idx][0] = magnitude_avg; coeff->phs_coeff[ch_idx][outlier_mag_idx][0] = phase_avg; HALDEBUG(ah, HAL_DEBUG_CALIBRATE, "[ch%d][outlier mag gain%d]:: " "mag_avg = %d (/128), phase_avg = %d (/256)\n", ch_idx, outlier_mag_idx, magnitude_avg, phase_avg); } /* detect phase outlier */ if (ABS(phase_max - phase_min) > MAX_PHS_DELTA) { if (ABS(phase_max-phase_avg) > ABS(phase_min - phase_avg)) { /* max is outlier, force to avg */ outlier_phs_idx = phase_max_idx; } else{ /* min is outlier, force to avg */ outlier_phs_idx = phase_min_idx; } coeff->mag_coeff[ch_idx][outlier_phs_idx][0] = magnitude_avg; coeff->phs_coeff[ch_idx][outlier_phs_idx][0] = phase_avg; HALDEBUG(ah, HAL_DEBUG_CALIBRATE, "[ch%d][outlier phs gain%d]:: " "mag_avg = %d (/128), phase_avg = %d (/256)\n", ch_idx, outlier_phs_idx, magnitude_avg, phase_avg); } } } /*printf("------------ after outlier detection -------------\n");*/ for (im = 0; im < nmeasurement; im++) { magnitude = coeff->mag_coeff[ch_idx][im][0]; phase = coeff->phs_coeff[ch_idx][im][0]; #if 0 printf("[ch%d][gain%d]:: mag = %d (/128), phase = %d (/256)\n", ch_idx, im, magnitude, phase); #endif coeff->iqc_coeff[0] = (phase & 0x7f) | ((magnitude & 0x7f) << 7); if ((im % 2) == 0) { OS_REG_RMW_FIELD(ah, tx_corr_coeff[im][ch_idx], AR_PHY_TX_IQCAL_CORR_COEFF_00_COEFF_TABLE, coeff->iqc_coeff[0]); } else { OS_REG_RMW_FIELD(ah, tx_corr_coeff[im][ch_idx], AR_PHY_TX_IQCAL_CORR_COEFF_01_COEFF_TABLE, coeff->iqc_coeff[0]); } #if ATH_SUPPORT_CAL_REUSE ichan->tx_corr_coeff[im][ch_idx] = coeff->iqc_coeff[0]; #endif } #if ATH_SUPPORT_CAL_REUSE ichan->num_measures[ch_idx] = nmeasurement; #endif } OS_REG_RMW_FIELD(ah, AR_PHY_TX_IQCAL_CONTROL_3, AR_PHY_TX_IQCAL_CONTROL_3_IQCORR_EN, 0x1); OS_REG_RMW_FIELD(ah, AR_PHY_RX_IQCAL_CORR_B0, AR_PHY_RX_IQCAL_CORR_B0_LOOPBACK_IQCORR_EN, 0x1); #if ATH_SUPPORT_CAL_REUSE if (is_cal_reusable) { ichan->one_time_txiqcal_done = AH_TRUE; HALDEBUG(ah, HAL_DEBUG_FCS_RTT, "(FCS) TXIQCAL saved - %d\n", ichan->channel); } #endif } #if ATH_SUPPORT_CAL_REUSE static void ar9300_tx_iq_cal_apply(struct ath_hal *ah, HAL_CHANNEL_INTERNAL *ichan) { struct ath_hal_9300 *ahp = AH9300(ah); int nmeasurement, ch_idx, im; u_int32_t tx_corr_coeff[MAX_MEASUREMENT][AR9300_MAX_CHAINS] = { { AR_PHY_TX_IQCAL_CORR_COEFF_01_B0, AR_PHY_TX_IQCAL_CORR_COEFF_01_B1, AR_PHY_TX_IQCAL_CORR_COEFF_01_B2}, { AR_PHY_TX_IQCAL_CORR_COEFF_01_B0, AR_PHY_TX_IQCAL_CORR_COEFF_01_B1, AR_PHY_TX_IQCAL_CORR_COEFF_01_B2}, { AR_PHY_TX_IQCAL_CORR_COEFF_23_B0, AR_PHY_TX_IQCAL_CORR_COEFF_23_B1, AR_PHY_TX_IQCAL_CORR_COEFF_23_B2}, { AR_PHY_TX_IQCAL_CORR_COEFF_23_B0, AR_PHY_TX_IQCAL_CORR_COEFF_23_B1, AR_PHY_TX_IQCAL_CORR_COEFF_23_B2}, { AR_PHY_TX_IQCAL_CORR_COEFF_45_B0, AR_PHY_TX_IQCAL_CORR_COEFF_45_B1, AR_PHY_TX_IQCAL_CORR_COEFF_45_B2}, { AR_PHY_TX_IQCAL_CORR_COEFF_45_B0, AR_PHY_TX_IQCAL_CORR_COEFF_45_B1, AR_PHY_TX_IQCAL_CORR_COEFF_45_B2}, { AR_PHY_TX_IQCAL_CORR_COEFF_67_B0, AR_PHY_TX_IQCAL_CORR_COEFF_67_B1, AR_PHY_TX_IQCAL_CORR_COEFF_67_B2}, { AR_PHY_TX_IQCAL_CORR_COEFF_67_B0, AR_PHY_TX_IQCAL_CORR_COEFF_67_B1, AR_PHY_TX_IQCAL_CORR_COEFF_67_B2}, }; if (AR_SREV_POSEIDON(ah)) { HALASSERT(ahp->ah_tx_cal_chainmask == 0x1); tx_corr_coeff[0][0] = AR_PHY_TX_IQCAL_CORR_COEFF_01_B0_POSEIDON; tx_corr_coeff[1][0] = AR_PHY_TX_IQCAL_CORR_COEFF_01_B0_POSEIDON; tx_corr_coeff[2][0] = AR_PHY_TX_IQCAL_CORR_COEFF_23_B0_POSEIDON; tx_corr_coeff[3][0] = AR_PHY_TX_IQCAL_CORR_COEFF_23_B0_POSEIDON; tx_corr_coeff[4][0] = AR_PHY_TX_IQCAL_CORR_COEFF_45_B0_POSEIDON; tx_corr_coeff[5][0] = AR_PHY_TX_IQCAL_CORR_COEFF_45_B0_POSEIDON; tx_corr_coeff[6][0] = AR_PHY_TX_IQCAL_CORR_COEFF_67_B0_POSEIDON; tx_corr_coeff[7][0] = AR_PHY_TX_IQCAL_CORR_COEFF_67_B0_POSEIDON; } for (ch_idx = 0; ch_idx < AR9300_MAX_CHAINS; ch_idx++) { if ((ahp->ah_tx_cal_chainmask & (1 << ch_idx)) == 0) { continue; } nmeasurement = ichan->num_measures[ch_idx]; for (im = 0; im < nmeasurement; im++) { if ((im % 2) == 0) { OS_REG_RMW_FIELD(ah, tx_corr_coeff[im][ch_idx], AR_PHY_TX_IQCAL_CORR_COEFF_00_COEFF_TABLE, ichan->tx_corr_coeff[im][ch_idx]); } else { OS_REG_RMW_FIELD(ah, tx_corr_coeff[im][ch_idx], AR_PHY_TX_IQCAL_CORR_COEFF_01_COEFF_TABLE, ichan->tx_corr_coeff[im][ch_idx]); } } } OS_REG_RMW_FIELD(ah, AR_PHY_TX_IQCAL_CONTROL_3, AR_PHY_TX_IQCAL_CONTROL_3_IQCORR_EN, 0x1); OS_REG_RMW_FIELD(ah, AR_PHY_RX_IQCAL_CORR_B0, AR_PHY_RX_IQCAL_CORR_B0_LOOPBACK_IQCORR_EN, 0x1); } #endif /* * ar9300_tx_iq_cal_hw_run is only needed for osprey/wasp/hornet * It is not needed for jupiter/poseidon. */ HAL_BOOL ar9300_tx_iq_cal_hw_run(struct ath_hal *ah) { int is_tx_gain_forced; is_tx_gain_forced = OS_REG_READ_FIELD(ah, AR_PHY_TX_FORCED_GAIN, AR_PHY_TXGAIN_FORCE); if (is_tx_gain_forced) { /*printf("Tx gain can not be forced during tx I/Q cal!\n");*/ OS_REG_RMW_FIELD(ah, AR_PHY_TX_FORCED_GAIN, AR_PHY_TXGAIN_FORCE, 0); } /* enable tx IQ cal */ OS_REG_RMW_FIELD(ah, AR_PHY_TX_IQCAL_START(ah), AR_PHY_TX_IQCAL_START_DO_CAL, AR_PHY_TX_IQCAL_START_DO_CAL); if (!ath_hal_wait(ah, AR_PHY_TX_IQCAL_START(ah), AR_PHY_TX_IQCAL_START_DO_CAL, 0)) { HALDEBUG(ah, HAL_DEBUG_CALIBRATE, "%s: Tx IQ Cal is never completed.\n", __func__); return AH_FALSE; } return AH_TRUE; } static void ar9300_tx_iq_cal_post_proc(struct ath_hal *ah,HAL_CHANNEL_INTERNAL *ichan, int iqcal_idx, int max_iqcal,HAL_BOOL is_cal_reusable, HAL_BOOL apply_last_corr) { int nmeasurement=0, im, ix, iy, temp; struct ath_hal_9300 *ahp = AH9300(ah); u_int32_t txiqcal_status[AR9300_MAX_CHAINS] = { AR_PHY_TX_IQCAL_STATUS_B0(ah), AR_PHY_TX_IQCAL_STATUS_B1, AR_PHY_TX_IQCAL_STATUS_B2, }; const u_int32_t chan_info_tab[] = { AR_PHY_CHAN_INFO_TAB_0, AR_PHY_CHAN_INFO_TAB_1, AR_PHY_CHAN_INFO_TAB_2, }; int32_t iq_res[6]; int32_t ch_idx, j; u_int32_t num_chains = 0; static struct coeff_t coeff; txiqcal_status[0] = AR_PHY_TX_IQCAL_STATUS_B0(ah); for (ch_idx = 0; ch_idx < AR9300_MAX_CHAINS; ch_idx++) { if (ahp->ah_tx_chainmask & (1 << ch_idx)) { num_chains++; } } if (apply_last_corr) { if (coeff.last_cal == AH_TRUE) { int32_t magnitude, phase; int ch_idx, im; u_int32_t tx_corr_coeff[MAX_MEASUREMENT][AR9300_MAX_CHAINS] = { { AR_PHY_TX_IQCAL_CORR_COEFF_01_B0, AR_PHY_TX_IQCAL_CORR_COEFF_01_B1, AR_PHY_TX_IQCAL_CORR_COEFF_01_B2}, { AR_PHY_TX_IQCAL_CORR_COEFF_01_B0, AR_PHY_TX_IQCAL_CORR_COEFF_01_B1, AR_PHY_TX_IQCAL_CORR_COEFF_01_B2}, { AR_PHY_TX_IQCAL_CORR_COEFF_23_B0, AR_PHY_TX_IQCAL_CORR_COEFF_23_B1, AR_PHY_TX_IQCAL_CORR_COEFF_23_B2}, { AR_PHY_TX_IQCAL_CORR_COEFF_23_B0, AR_PHY_TX_IQCAL_CORR_COEFF_23_B1, AR_PHY_TX_IQCAL_CORR_COEFF_23_B2}, { AR_PHY_TX_IQCAL_CORR_COEFF_45_B0, AR_PHY_TX_IQCAL_CORR_COEFF_45_B1, AR_PHY_TX_IQCAL_CORR_COEFF_45_B2}, { AR_PHY_TX_IQCAL_CORR_COEFF_45_B0, AR_PHY_TX_IQCAL_CORR_COEFF_45_B1, AR_PHY_TX_IQCAL_CORR_COEFF_45_B2}, { AR_PHY_TX_IQCAL_CORR_COEFF_67_B0, AR_PHY_TX_IQCAL_CORR_COEFF_67_B1, AR_PHY_TX_IQCAL_CORR_COEFF_67_B2}, { AR_PHY_TX_IQCAL_CORR_COEFF_67_B0, AR_PHY_TX_IQCAL_CORR_COEFF_67_B1, AR_PHY_TX_IQCAL_CORR_COEFF_67_B2}, }; for (ch_idx = 0; ch_idx < num_chains; ch_idx++) { for (im = 0; im < coeff.last_nmeasurement; im++) { magnitude = coeff.mag_coeff[ch_idx][im][0]; phase = coeff.phs_coeff[ch_idx][im][0]; #if 0 printf("[ch%d][gain%d]:: mag = %d (/128), phase = %d (/256)\n", ch_idx, im, magnitude, phase); #endif coeff.iqc_coeff[0] = (phase & 0x7f) | ((magnitude & 0x7f) << 7); if ((im % 2) == 0) { OS_REG_RMW_FIELD(ah, tx_corr_coeff[im][ch_idx], AR_PHY_TX_IQCAL_CORR_COEFF_00_COEFF_TABLE, coeff.iqc_coeff[0]); } else { OS_REG_RMW_FIELD(ah, tx_corr_coeff[im][ch_idx], AR_PHY_TX_IQCAL_CORR_COEFF_01_COEFF_TABLE, coeff.iqc_coeff[0]); } } } OS_REG_RMW_FIELD(ah, AR_PHY_TX_IQCAL_CONTROL_3, AR_PHY_TX_IQCAL_CONTROL_3_IQCORR_EN, 0x1); } return; } for (ch_idx = 0; ch_idx < num_chains; ch_idx++) { nmeasurement = OS_REG_READ_FIELD(ah, AR_PHY_TX_IQCAL_STATUS_B0(ah), AR_PHY_CALIBRATED_GAINS_0); if (nmeasurement > MAX_MEASUREMENT) { nmeasurement = MAX_MEASUREMENT; } for (im = 0; im < nmeasurement; im++) { HALDEBUG(ah, HAL_DEBUG_CALIBRATE, "%s: Doing Tx IQ Cal for chain %d.\n", __func__, ch_idx); if (OS_REG_READ(ah, txiqcal_status[ch_idx]) & AR_PHY_TX_IQCAL_STATUS_FAILED) { HALDEBUG(ah, HAL_DEBUG_CALIBRATE, "%s: Tx IQ Cal failed for chain %d.\n", __func__, ch_idx); goto TX_IQ_CAL_FAILED_; } for (j = 0; j < 3; j++) { u_int32_t idx = 2 * j; /* 3 registers for each calibration result */ u_int32_t offset = 4 * (3 * im + j); OS_REG_RMW_FIELD(ah, AR_PHY_CHAN_INFO_MEMORY, AR_PHY_CHAN_INFO_TAB_S2_READ, 0); /* 32 bits */ iq_res[idx] = OS_REG_READ(ah, chan_info_tab[ch_idx] + offset); OS_REG_RMW_FIELD(ah, AR_PHY_CHAN_INFO_MEMORY, AR_PHY_CHAN_INFO_TAB_S2_READ, 1); /* 16 bits */ iq_res[idx + 1] = 0xffff & OS_REG_READ(ah, chan_info_tab[ch_idx] + offset); HALDEBUG(ah, HAL_DEBUG_CALIBRATE, "%s: IQ RES[%d]=0x%x IQ_RES[%d]=0x%x\n", __func__, idx, iq_res[idx], idx + 1, iq_res[idx + 1]); } if (AH_FALSE == ar9300_calc_iq_corr( ah, ch_idx, iq_res, coeff.iqc_coeff)) { HALDEBUG(ah, HAL_DEBUG_CALIBRATE, "%s: Failed in calculation of IQ correction.\n", __func__); goto TX_IQ_CAL_FAILED_; } coeff.phs_coeff[ch_idx][im][iqcal_idx-1] = coeff.iqc_coeff[0] & 0x7f; coeff.mag_coeff[ch_idx][im][iqcal_idx-1] = (coeff.iqc_coeff[0] >> 7) & 0x7f; if (coeff.mag_coeff[ch_idx][im][iqcal_idx-1] > 63) { coeff.mag_coeff[ch_idx][im][iqcal_idx-1] -= 128; } if (coeff.phs_coeff[ch_idx][im][iqcal_idx-1] > 63) { coeff.phs_coeff[ch_idx][im][iqcal_idx-1] -= 128; } #if 0 ath_hal_printf(ah, "IQCAL::[ch%d][gain%d]:: mag = %d phase = %d \n", ch_idx, im, coeff.mag_coeff[ch_idx][im][iqcal_idx-1], coeff.phs_coeff[ch_idx][im][iqcal_idx-1]); #endif } } //last iteration; calculate mag and phs if (iqcal_idx == max_iqcal) { if (max_iqcal>1) { for (ch_idx = 0; ch_idx < num_chains; ch_idx++) { for (im = 0; im < nmeasurement; im++) { //sort mag and phs for( ix=0;ixah_phyrestart_disabled = 1; } else { val |= AR_PHY_RESTART_ENA; AH9300(ah)->ah_phyrestart_disabled = 0; } OS_REG_WRITE(ah, AR_PHY_RESTART, val); val = OS_REG_READ(ah, AR_PHY_RESTART); } HAL_BOOL ar9300_interference_is_present(struct ath_hal *ah) { int i; struct ath_hal_private *ahpriv = AH_PRIVATE(ah); const struct ieee80211_channel *chan = ahpriv->ah_curchan; HAL_CHANNEL_INTERNAL *ichan = ath_hal_checkchannel(ah, chan); if (ichan == NULL) { ath_hal_printf(ah, "%s: called with ichan=NULL\n", __func__); return AH_FALSE; } /* This function is called after a stuck beacon, if EACS is enabled. * If CW interference is severe, then HW goes into a loop of continuous * stuck beacons and resets. On reset the NF cal history is cleared. * So the median value of the history cannot be used - * hence check if any value (Chain 0/Primary Channel) * is outside the bounds. */ HAL_NFCAL_HIST_FULL *h = AH_HOME_CHAN_NFCAL_HIST(ah, ichan); for (i = 0; i < HAL_NF_CAL_HIST_LEN_FULL; i++) { if (h->nf_cal_buffer[i][0] > AH9300(ah)->nfp->nominal + AH9300(ah)->nf_cw_int_delta) { return AH_TRUE; } } return AH_FALSE; } #if ATH_SUPPORT_CRDC void ar9300_crdc_rx_notify(struct ath_hal *ah, struct ath_rx_status *rxs) { struct ath_hal_private *ahpriv = AH_PRIVATE(ah); int rssi_index; if ((!AR_SREV_WASP(ah)) || (!ahpriv->ah_config.ath_hal_crdc_enable)) { return; } if (rxs->rs_isaggr && rxs->rs_moreaggr) { return; } if ((rxs->rs_rssi_ctl0 >= HAL_RSSI_BAD) || (rxs->rs_rssi_ctl1 >= HAL_RSSI_BAD)) { return; } rssi_index = ah->ah_crdc_rssi_ptr % HAL_MAX_CRDC_RSSI_SAMPLE; ah->ah_crdc_rssi_sample[0][rssi_index] = rxs->rs_rssi_ctl0; ah->ah_crdc_rssi_sample[1][rssi_index] = rxs->rs_rssi_ctl1; ah->ah_crdc_rssi_ptr++; } static int ar9300_crdc_avg_rssi(struct ath_hal *ah, int chain) { int crdc_rssi_sum = 0; int crdc_rssi_ptr = ah->ah_crdc_rssi_ptr, i; struct ath_hal_private *ahpriv = AH_PRIVATE(ah); int crdc_window = ahpriv->ah_config.ath_hal_crdc_window; if (crdc_window > HAL_MAX_CRDC_RSSI_SAMPLE) { crdc_window = HAL_MAX_CRDC_RSSI_SAMPLE; } for (i = 1; i <= crdc_window; i++) { crdc_rssi_sum += ah->ah_crdc_rssi_sample[chain] [(crdc_rssi_ptr - i) % HAL_MAX_CRDC_RSSI_SAMPLE]; } return crdc_rssi_sum / crdc_window; } static void ar9300_crdc_activate(struct ath_hal *ah, int rssi_diff, int enable) { int val, orig_val; struct ath_hal_private *ahpriv = AH_PRIVATE(ah); int crdc_numerator = ahpriv->ah_config.ath_hal_crdc_numerator; int crdc_denominator = ahpriv->ah_config.ath_hal_crdc_denominator; int c = (rssi_diff * crdc_numerator) / crdc_denominator; val = orig_val = OS_REG_READ(ah, AR_PHY_MULTICHAIN_CTRL); val &= 0xffffff00; if (enable) { val |= 0x1; val |= ((c << 1) & 0xff); } OS_REG_WRITE(ah, AR_PHY_MULTICHAIN_CTRL, val); HALDEBUG(ah, HAL_DEBUG_CALIBRATE, "diff: %02d comp: %02d reg: %08x %08x\n", rssi_diff, c, orig_val, val); } void ar9300_chain_rssi_diff_compensation(struct ath_hal *ah) { struct ath_hal_private *ahpriv = AH_PRIVATE(ah); int crdc_window = ahpriv->ah_config.ath_hal_crdc_window; int crdc_rssi_ptr = ah->ah_crdc_rssi_ptr; int crdc_rssi_thresh = ahpriv->ah_config.ath_hal_crdc_rssithresh; int crdc_diff_thresh = ahpriv->ah_config.ath_hal_crdc_diffthresh; int avg_rssi[2], avg_rssi_diff; if ((!AR_SREV_WASP(ah)) || (!ahpriv->ah_config.ath_hal_crdc_enable)) { if (ah->ah_crdc_rssi_ptr) { ar9300_crdc_activate(ah, 0, 0); ah->ah_crdc_rssi_ptr = 0; } return; } if (crdc_window > HAL_MAX_CRDC_RSSI_SAMPLE) { crdc_window = HAL_MAX_CRDC_RSSI_SAMPLE; } if (crdc_rssi_ptr < crdc_window) { return; } avg_rssi[0] = ar9300_crdc_avg_rssi(ah, 0); avg_rssi[1] = ar9300_crdc_avg_rssi(ah, 1); avg_rssi_diff = avg_rssi[1] - avg_rssi[0]; HALDEBUG(ah, HAL_DEBUG_CALIBRATE, "crdc: avg: %02d %02d ", avg_rssi[0], avg_rssi[1]); if ((avg_rssi[0] < crdc_rssi_thresh) && (avg_rssi[1] < crdc_rssi_thresh)) { ar9300_crdc_activate(ah, 0, 0); } else { if (ABS(avg_rssi_diff) >= crdc_diff_thresh) { ar9300_crdc_activate(ah, avg_rssi_diff, 1); } else { ar9300_crdc_activate(ah, 0, 1); } } } #endif #if ATH_ANT_DIV_COMB HAL_BOOL ar9300_ant_ctrl_set_lna_div_use_bt_ant(struct ath_hal *ah, HAL_BOOL enable, const struct ieee80211_channel *chan) { u_int32_t value; u_int32_t regval; struct ath_hal_9300 *ahp = AH9300(ah); HAL_CHANNEL_INTERNAL *ichan; struct ath_hal_private *ahpriv = AH_PRIVATE(ah); HAL_CAPABILITIES *pcap = &ahpriv->ah_caps; HALDEBUG(ah, HAL_DEBUG_RESET | HAL_DEBUG_BT_COEX, "%s: called; enable=%d\n", __func__, enable); if (AR_SREV_POSEIDON(ah)) { // Make sure this scheme is only used for WB225(Astra) ahp->ah_lna_div_use_bt_ant_enable = enable; ichan = ar9300_check_chan(ah, chan); if ( ichan == AH_NULL ) { HALDEBUG(ah, HAL_DEBUG_CHANNEL, "%s: invalid channel %u/0x%x; no mapping\n", __func__, chan->ic_freq, chan->ic_flags); return AH_FALSE; } if ( enable == TRUE ) { pcap->halAntDivCombSupport = TRUE; } else { pcap->halAntDivCombSupport = pcap->halAntDivCombSupportOrg; } #define AR_SWITCH_TABLE_COM2_ALL (0xffffff) #define AR_SWITCH_TABLE_COM2_ALL_S (0) value = ar9300_ant_ctrl_common2_get(ah, IS_CHAN_2GHZ(ichan)); if ( enable == TRUE ) { value &= ~AR_SWITCH_TABLE_COM2_ALL; value |= ah->ah_config.ath_hal_ant_ctrl_comm2g_switch_enable; } HALDEBUG(ah, HAL_DEBUG_RESET, "%s: com2=0x%08x\n", __func__, value); OS_REG_RMW_FIELD(ah, AR_PHY_SWITCH_COM_2, AR_SWITCH_TABLE_COM2_ALL, value); value = ar9300_eeprom_get(ahp, EEP_ANTDIV_control); /* main_lnaconf, alt_lnaconf, main_tb, alt_tb */ regval = OS_REG_READ(ah, AR_PHY_MC_GAIN_CTRL); regval &= (~ANT_DIV_CONTROL_ALL); /* clear bit 25~30 */ regval |= (value & 0x3f) << ANT_DIV_CONTROL_ALL_S; /* enable_lnadiv */ regval &= (~MULTICHAIN_GAIN_CTRL__ENABLE_ANT_DIV_LNADIV__MASK); regval |= ((value >> 6) & 0x1) << MULTICHAIN_GAIN_CTRL__ENABLE_ANT_DIV_LNADIV__SHIFT; if ( enable == TRUE ) { regval |= ANT_DIV_ENABLE; } OS_REG_WRITE(ah, AR_PHY_MC_GAIN_CTRL, regval); /* enable fast_div */ regval = OS_REG_READ(ah, AR_PHY_CCK_DETECT); regval &= (~BBB_SIG_DETECT__ENABLE_ANT_FAST_DIV__MASK); regval |= ((value >> 7) & 0x1) << BBB_SIG_DETECT__ENABLE_ANT_FAST_DIV__SHIFT; if ( enable == TRUE ) { regval |= FAST_DIV_ENABLE; } OS_REG_WRITE(ah, AR_PHY_CCK_DETECT, regval); if ( AR_SREV_POSEIDON_11_OR_LATER(ah) ) { if (pcap->halAntDivCombSupport) { /* If support DivComb, set MAIN to LNA1 and ALT to LNA2 at the first beginning */ regval = OS_REG_READ(ah, AR_PHY_MC_GAIN_CTRL); /* clear bit 25~30 main_lnaconf, alt_lnaconf, main_tb, alt_tb */ regval &= (~(MULTICHAIN_GAIN_CTRL__ANT_DIV_MAIN_LNACONF__MASK | MULTICHAIN_GAIN_CTRL__ANT_DIV_ALT_LNACONF__MASK | MULTICHAIN_GAIN_CTRL__ANT_DIV_ALT_GAINTB__MASK | MULTICHAIN_GAIN_CTRL__ANT_DIV_MAIN_GAINTB__MASK)); regval |= (HAL_ANT_DIV_COMB_LNA1 << MULTICHAIN_GAIN_CTRL__ANT_DIV_MAIN_LNACONF__SHIFT); regval |= (HAL_ANT_DIV_COMB_LNA2 << MULTICHAIN_GAIN_CTRL__ANT_DIV_ALT_LNACONF__SHIFT); OS_REG_WRITE(ah, AR_PHY_MC_GAIN_CTRL, regval); } } return AH_TRUE; } else if (AR_SREV_APHRODITE(ah)) { ahp->ah_lna_div_use_bt_ant_enable = enable; if (enable) { OS_REG_SET_BIT(ah, AR_PHY_MC_GAIN_CTRL, ANT_DIV_ENABLE); OS_REG_SET_BIT(ah, AR_PHY_MC_GAIN_CTRL, (1 << MULTICHAIN_GAIN_CTRL__ENABLE_ANT_SW_RX_PROT__SHIFT)); OS_REG_SET_BIT(ah, AR_PHY_CCK_DETECT, AR_PHY_CCK_DETECT_BB_ENABLE_ANT_FAST_DIV); OS_REG_SET_BIT(ah, AR_PHY_RESTART, RESTART__ENABLE_ANT_FAST_DIV_M2FLAG__MASK); OS_REG_SET_BIT(ah, AR_BTCOEX_WL_LNADIV, AR_BTCOEX_WL_LNADIV_FORCE_ON); } else { OS_REG_CLR_BIT(ah, AR_PHY_MC_GAIN_CTRL, ANT_DIV_ENABLE); OS_REG_CLR_BIT(ah, AR_PHY_MC_GAIN_CTRL, (1 << MULTICHAIN_GAIN_CTRL__ENABLE_ANT_SW_RX_PROT__SHIFT)); OS_REG_CLR_BIT(ah, AR_PHY_CCK_DETECT, AR_PHY_CCK_DETECT_BB_ENABLE_ANT_FAST_DIV); OS_REG_CLR_BIT(ah, AR_PHY_RESTART, RESTART__ENABLE_ANT_FAST_DIV_M2FLAG__MASK); OS_REG_CLR_BIT(ah, AR_BTCOEX_WL_LNADIV, AR_BTCOEX_WL_LNADIV_FORCE_ON); regval = OS_REG_READ(ah, AR_PHY_MC_GAIN_CTRL); regval &= (~(MULTICHAIN_GAIN_CTRL__ANT_DIV_MAIN_LNACONF__MASK | MULTICHAIN_GAIN_CTRL__ANT_DIV_ALT_LNACONF__MASK | MULTICHAIN_GAIN_CTRL__ANT_DIV_ALT_GAINTB__MASK | MULTICHAIN_GAIN_CTRL__ANT_DIV_MAIN_GAINTB__MASK)); regval |= (HAL_ANT_DIV_COMB_LNA1 << MULTICHAIN_GAIN_CTRL__ANT_DIV_MAIN_LNACONF__SHIFT); regval |= (HAL_ANT_DIV_COMB_LNA2 << MULTICHAIN_GAIN_CTRL__ANT_DIV_ALT_LNACONF__SHIFT); OS_REG_WRITE(ah, AR_PHY_MC_GAIN_CTRL, regval); } return AH_TRUE; } return AH_TRUE; } #endif /* ATH_ANT_DIV_COMB */