| /* |
| * Copyright (c) 2008 Atheros Communications 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 <linux/io.h> |
| #include <asm/unaligned.h> |
| |
| #include "core.h" |
| #include "hw.h" |
| #include "reg.h" |
| #include "phy.h" |
| #include "initvals.h" |
| |
| static int btcoex_enable; |
| module_param(btcoex_enable, bool, 0); |
| MODULE_PARM_DESC(btcoex_enable, "Enable Bluetooth coexistence support"); |
| |
| #define ATH9K_CLOCK_RATE_CCK 22 |
| #define ATH9K_CLOCK_RATE_5GHZ_OFDM 40 |
| #define ATH9K_CLOCK_RATE_2GHZ_OFDM 44 |
| |
| static bool ath9k_hw_set_reset_reg(struct ath_hal *ah, u32 type); |
| static void ath9k_hw_set_regs(struct ath_hal *ah, struct ath9k_channel *chan, |
| enum ath9k_ht_macmode macmode); |
| static u32 ath9k_hw_ini_fixup(struct ath_hal *ah, |
| struct ar5416_eeprom_def *pEepData, |
| u32 reg, u32 value); |
| static void ath9k_hw_9280_spur_mitigate(struct ath_hal *ah, struct ath9k_channel *chan); |
| static void ath9k_hw_spur_mitigate(struct ath_hal *ah, struct ath9k_channel *chan); |
| |
| /********************/ |
| /* Helper Functions */ |
| /********************/ |
| |
| static u32 ath9k_hw_mac_usec(struct ath_hal *ah, u32 clks) |
| { |
| struct ieee80211_conf *conf = &ah->ah_sc->hw->conf; |
| if (!ah->ah_curchan) /* should really check for CCK instead */ |
| return clks / ATH9K_CLOCK_RATE_CCK; |
| if (conf->channel->band == IEEE80211_BAND_2GHZ) |
| return clks / ATH9K_CLOCK_RATE_2GHZ_OFDM; |
| return clks / ATH9K_CLOCK_RATE_5GHZ_OFDM; |
| } |
| |
| static u32 ath9k_hw_mac_to_usec(struct ath_hal *ah, u32 clks) |
| { |
| struct ieee80211_conf *conf = &ah->ah_sc->hw->conf; |
| if (conf_is_ht40(conf)) |
| return ath9k_hw_mac_usec(ah, clks) / 2; |
| else |
| return ath9k_hw_mac_usec(ah, clks); |
| } |
| |
| static u32 ath9k_hw_mac_clks(struct ath_hal *ah, u32 usecs) |
| { |
| struct ieee80211_conf *conf = &ah->ah_sc->hw->conf; |
| if (!ah->ah_curchan) /* should really check for CCK instead */ |
| return usecs *ATH9K_CLOCK_RATE_CCK; |
| if (conf->channel->band == IEEE80211_BAND_2GHZ) |
| return usecs *ATH9K_CLOCK_RATE_2GHZ_OFDM; |
| return usecs *ATH9K_CLOCK_RATE_5GHZ_OFDM; |
| } |
| |
| static u32 ath9k_hw_mac_to_clks(struct ath_hal *ah, u32 usecs) |
| { |
| struct ieee80211_conf *conf = &ah->ah_sc->hw->conf; |
| if (conf_is_ht40(conf)) |
| return ath9k_hw_mac_clks(ah, usecs) * 2; |
| else |
| return ath9k_hw_mac_clks(ah, usecs); |
| } |
| |
| bool ath9k_hw_wait(struct ath_hal *ah, u32 reg, u32 mask, u32 val) |
| { |
| int i; |
| |
| for (i = 0; i < (AH_TIMEOUT / AH_TIME_QUANTUM); i++) { |
| if ((REG_READ(ah, reg) & mask) == val) |
| return true; |
| |
| udelay(AH_TIME_QUANTUM); |
| } |
| |
| DPRINTF(ah->ah_sc, ATH_DBG_REG_IO, |
| "timeout on reg 0x%x: 0x%08x & 0x%08x != 0x%08x\n", |
| reg, REG_READ(ah, reg), mask, val); |
| |
| return false; |
| } |
| |
| u32 ath9k_hw_reverse_bits(u32 val, u32 n) |
| { |
| u32 retval; |
| int i; |
| |
| for (i = 0, retval = 0; i < n; i++) { |
| retval = (retval << 1) | (val & 1); |
| val >>= 1; |
| } |
| return retval; |
| } |
| |
| bool ath9k_get_channel_edges(struct ath_hal *ah, |
| u16 flags, u16 *low, |
| u16 *high) |
| { |
| struct ath9k_hw_capabilities *pCap = &ah->ah_caps; |
| |
| if (flags & CHANNEL_5GHZ) { |
| *low = pCap->low_5ghz_chan; |
| *high = pCap->high_5ghz_chan; |
| return true; |
| } |
| if ((flags & CHANNEL_2GHZ)) { |
| *low = pCap->low_2ghz_chan; |
| *high = pCap->high_2ghz_chan; |
| return true; |
| } |
| return false; |
| } |
| |
| u16 ath9k_hw_computetxtime(struct ath_hal *ah, |
| struct ath_rate_table *rates, |
| u32 frameLen, u16 rateix, |
| bool shortPreamble) |
| { |
| u32 bitsPerSymbol, numBits, numSymbols, phyTime, txTime; |
| u32 kbps; |
| |
| kbps = rates->info[rateix].ratekbps; |
| |
| if (kbps == 0) |
| return 0; |
| |
| switch (rates->info[rateix].phy) { |
| case WLAN_RC_PHY_CCK: |
| phyTime = CCK_PREAMBLE_BITS + CCK_PLCP_BITS; |
| if (shortPreamble && rates->info[rateix].short_preamble) |
| phyTime >>= 1; |
| numBits = frameLen << 3; |
| txTime = CCK_SIFS_TIME + phyTime + ((numBits * 1000) / kbps); |
| break; |
| case WLAN_RC_PHY_OFDM: |
| if (ah->ah_curchan && IS_CHAN_QUARTER_RATE(ah->ah_curchan)) { |
| bitsPerSymbol = (kbps * OFDM_SYMBOL_TIME_QUARTER) / 1000; |
| numBits = OFDM_PLCP_BITS + (frameLen << 3); |
| numSymbols = DIV_ROUND_UP(numBits, bitsPerSymbol); |
| txTime = OFDM_SIFS_TIME_QUARTER |
| + OFDM_PREAMBLE_TIME_QUARTER |
| + (numSymbols * OFDM_SYMBOL_TIME_QUARTER); |
| } else if (ah->ah_curchan && |
| IS_CHAN_HALF_RATE(ah->ah_curchan)) { |
| bitsPerSymbol = (kbps * OFDM_SYMBOL_TIME_HALF) / 1000; |
| numBits = OFDM_PLCP_BITS + (frameLen << 3); |
| numSymbols = DIV_ROUND_UP(numBits, bitsPerSymbol); |
| txTime = OFDM_SIFS_TIME_HALF + |
| OFDM_PREAMBLE_TIME_HALF |
| + (numSymbols * OFDM_SYMBOL_TIME_HALF); |
| } else { |
| bitsPerSymbol = (kbps * OFDM_SYMBOL_TIME) / 1000; |
| numBits = OFDM_PLCP_BITS + (frameLen << 3); |
| numSymbols = DIV_ROUND_UP(numBits, bitsPerSymbol); |
| txTime = OFDM_SIFS_TIME + OFDM_PREAMBLE_TIME |
| + (numSymbols * OFDM_SYMBOL_TIME); |
| } |
| break; |
| default: |
| DPRINTF(ah->ah_sc, ATH_DBG_REG_IO, |
| "Unknown phy %u (rate ix %u)\n", |
| rates->info[rateix].phy, rateix); |
| txTime = 0; |
| break; |
| } |
| |
| return txTime; |
| } |
| |
| u32 ath9k_hw_mhz2ieee(struct ath_hal *ah, u32 freq, u32 flags) |
| { |
| if (flags & CHANNEL_2GHZ) { |
| if (freq == 2484) |
| return 14; |
| if (freq < 2484) |
| return (freq - 2407) / 5; |
| else |
| return 15 + ((freq - 2512) / 20); |
| } else if (flags & CHANNEL_5GHZ) { |
| if (ath9k_regd_is_public_safety_sku(ah) && |
| IS_CHAN_IN_PUBLIC_SAFETY_BAND(freq)) { |
| return ((freq * 10) + |
| (((freq % 5) == 2) ? 5 : 0) - 49400) / 5; |
| } else if ((flags & CHANNEL_A) && (freq <= 5000)) { |
| return (freq - 4000) / 5; |
| } else { |
| return (freq - 5000) / 5; |
| } |
| } else { |
| if (freq == 2484) |
| return 14; |
| if (freq < 2484) |
| return (freq - 2407) / 5; |
| if (freq < 5000) { |
| if (ath9k_regd_is_public_safety_sku(ah) |
| && IS_CHAN_IN_PUBLIC_SAFETY_BAND(freq)) { |
| return ((freq * 10) + |
| (((freq % 5) == |
| 2) ? 5 : 0) - 49400) / 5; |
| } else if (freq > 4900) { |
| return (freq - 4000) / 5; |
| } else { |
| return 15 + ((freq - 2512) / 20); |
| } |
| } |
| return (freq - 5000) / 5; |
| } |
| } |
| |
| void ath9k_hw_get_channel_centers(struct ath_hal *ah, |
| struct ath9k_channel *chan, |
| struct chan_centers *centers) |
| { |
| int8_t extoff; |
| struct ath_hal_5416 *ahp = AH5416(ah); |
| |
| if (!IS_CHAN_HT40(chan)) { |
| centers->ctl_center = centers->ext_center = |
| centers->synth_center = chan->channel; |
| return; |
| } |
| |
| if ((chan->chanmode == CHANNEL_A_HT40PLUS) || |
| (chan->chanmode == CHANNEL_G_HT40PLUS)) { |
| centers->synth_center = |
| chan->channel + HT40_CHANNEL_CENTER_SHIFT; |
| extoff = 1; |
| } else { |
| centers->synth_center = |
| chan->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_extprotspacing == ATH9K_HT_EXTPROTSPACING_20) ? |
| HT40_CHANNEL_CENTER_SHIFT : 15)); |
| |
| } |
| |
| /******************/ |
| /* Chip Revisions */ |
| /******************/ |
| |
| static void ath9k_hw_read_revisions(struct ath_hal *ah) |
| { |
| u32 val; |
| |
| val = REG_READ(ah, AR_SREV) & AR_SREV_ID; |
| |
| if (val == 0xFF) { |
| val = REG_READ(ah, AR_SREV); |
| ah->ah_macVersion = (val & AR_SREV_VERSION2) >> AR_SREV_TYPE2_S; |
| ah->ah_macRev = MS(val, AR_SREV_REVISION2); |
| ah->ah_isPciExpress = (val & AR_SREV_TYPE2_HOST_MODE) ? 0 : 1; |
| } else { |
| if (!AR_SREV_9100(ah)) |
| ah->ah_macVersion = MS(val, AR_SREV_VERSION); |
| |
| ah->ah_macRev = val & AR_SREV_REVISION; |
| |
| if (ah->ah_macVersion == AR_SREV_VERSION_5416_PCIE) |
| ah->ah_isPciExpress = true; |
| } |
| } |
| |
| static int ath9k_hw_get_radiorev(struct ath_hal *ah) |
| { |
| u32 val; |
| int i; |
| |
| REG_WRITE(ah, AR_PHY(0x36), 0x00007058); |
| |
| for (i = 0; i < 8; i++) |
| REG_WRITE(ah, AR_PHY(0x20), 0x00010000); |
| val = (REG_READ(ah, AR_PHY(256)) >> 24) & 0xff; |
| val = ((val & 0xf0) >> 4) | ((val & 0x0f) << 4); |
| |
| return ath9k_hw_reverse_bits(val, 8); |
| } |
| |
| /************************************/ |
| /* HW Attach, Detach, Init Routines */ |
| /************************************/ |
| |
| static void ath9k_hw_disablepcie(struct ath_hal *ah) |
| { |
| if (!AR_SREV_9100(ah)) |
| return; |
| |
| REG_WRITE(ah, AR_PCIE_SERDES, 0x9248fc00); |
| REG_WRITE(ah, AR_PCIE_SERDES, 0x24924924); |
| REG_WRITE(ah, AR_PCIE_SERDES, 0x28000029); |
| REG_WRITE(ah, AR_PCIE_SERDES, 0x57160824); |
| REG_WRITE(ah, AR_PCIE_SERDES, 0x25980579); |
| REG_WRITE(ah, AR_PCIE_SERDES, 0x00000000); |
| REG_WRITE(ah, AR_PCIE_SERDES, 0x1aaabe40); |
| REG_WRITE(ah, AR_PCIE_SERDES, 0xbe105554); |
| REG_WRITE(ah, AR_PCIE_SERDES, 0x000e1007); |
| |
| REG_WRITE(ah, AR_PCIE_SERDES2, 0x00000000); |
| } |
| |
| static bool ath9k_hw_chip_test(struct ath_hal *ah) |
| { |
| u32 regAddr[2] = { AR_STA_ID0, AR_PHY_BASE + (8 << 2) }; |
| u32 regHold[2]; |
| u32 patternData[4] = { 0x55555555, |
| 0xaaaaaaaa, |
| 0x66666666, |
| 0x99999999 }; |
| int i, j; |
| |
| for (i = 0; i < 2; i++) { |
| u32 addr = regAddr[i]; |
| u32 wrData, rdData; |
| |
| regHold[i] = REG_READ(ah, addr); |
| for (j = 0; j < 0x100; j++) { |
| wrData = (j << 16) | j; |
| REG_WRITE(ah, addr, wrData); |
| rdData = REG_READ(ah, addr); |
| if (rdData != wrData) { |
| DPRINTF(ah->ah_sc, ATH_DBG_REG_IO, |
| "address test failed " |
| "addr: 0x%08x - wr:0x%08x != rd:0x%08x\n", |
| addr, wrData, rdData); |
| return false; |
| } |
| } |
| for (j = 0; j < 4; j++) { |
| wrData = patternData[j]; |
| REG_WRITE(ah, addr, wrData); |
| rdData = REG_READ(ah, addr); |
| if (wrData != rdData) { |
| DPRINTF(ah->ah_sc, ATH_DBG_REG_IO, |
| "address test failed " |
| "addr: 0x%08x - wr:0x%08x != rd:0x%08x\n", |
| addr, wrData, rdData); |
| return false; |
| } |
| } |
| REG_WRITE(ah, regAddr[i], regHold[i]); |
| } |
| udelay(100); |
| return true; |
| } |
| |
| static const char *ath9k_hw_devname(u16 devid) |
| { |
| switch (devid) { |
| case AR5416_DEVID_PCI: |
| return "Atheros 5416"; |
| case AR5416_DEVID_PCIE: |
| return "Atheros 5418"; |
| case AR9160_DEVID_PCI: |
| return "Atheros 9160"; |
| case AR9280_DEVID_PCI: |
| case AR9280_DEVID_PCIE: |
| return "Atheros 9280"; |
| case AR9285_DEVID_PCIE: |
| return "Atheros 9285"; |
| } |
| |
| return NULL; |
| } |
| |
| static void ath9k_hw_set_defaults(struct ath_hal *ah) |
| { |
| int i; |
| |
| ah->ah_config.dma_beacon_response_time = 2; |
| ah->ah_config.sw_beacon_response_time = 10; |
| ah->ah_config.additional_swba_backoff = 0; |
| ah->ah_config.ack_6mb = 0x0; |
| ah->ah_config.cwm_ignore_extcca = 0; |
| ah->ah_config.pcie_powersave_enable = 0; |
| ah->ah_config.pcie_l1skp_enable = 0; |
| ah->ah_config.pcie_clock_req = 0; |
| ah->ah_config.pcie_power_reset = 0x100; |
| ah->ah_config.pcie_restore = 0; |
| ah->ah_config.pcie_waen = 0; |
| ah->ah_config.analog_shiftreg = 1; |
| ah->ah_config.ht_enable = 1; |
| ah->ah_config.ofdm_trig_low = 200; |
| ah->ah_config.ofdm_trig_high = 500; |
| ah->ah_config.cck_trig_high = 200; |
| ah->ah_config.cck_trig_low = 100; |
| ah->ah_config.enable_ani = 1; |
| ah->ah_config.noise_immunity_level = 4; |
| ah->ah_config.ofdm_weaksignal_det = 1; |
| ah->ah_config.cck_weaksignal_thr = 0; |
| ah->ah_config.spur_immunity_level = 2; |
| ah->ah_config.firstep_level = 0; |
| ah->ah_config.rssi_thr_high = 40; |
| ah->ah_config.rssi_thr_low = 7; |
| ah->ah_config.diversity_control = 0; |
| ah->ah_config.antenna_switch_swap = 0; |
| |
| for (i = 0; i < AR_EEPROM_MODAL_SPURS; i++) { |
| ah->ah_config.spurchans[i][0] = AR_NO_SPUR; |
| ah->ah_config.spurchans[i][1] = AR_NO_SPUR; |
| } |
| |
| ah->ah_config.intr_mitigation = 1; |
| } |
| |
| static struct ath_hal_5416 *ath9k_hw_newstate(u16 devid, |
| struct ath_softc *sc, |
| void __iomem *mem, |
| int *status) |
| { |
| static const u8 defbssidmask[ETH_ALEN] = |
| { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff }; |
| struct ath_hal_5416 *ahp; |
| struct ath_hal *ah; |
| |
| ahp = kzalloc(sizeof(struct ath_hal_5416), GFP_KERNEL); |
| if (ahp == NULL) { |
| DPRINTF(sc, ATH_DBG_FATAL, |
| "Cannot allocate memory for state block\n"); |
| *status = -ENOMEM; |
| return NULL; |
| } |
| |
| ah = &ahp->ah; |
| ah->ah_sc = sc; |
| ah->ah_sh = mem; |
| ah->ah_magic = AR5416_MAGIC; |
| ah->ah_countryCode = CTRY_DEFAULT; |
| ah->ah_devid = devid; |
| ah->ah_subvendorid = 0; |
| |
| ah->ah_flags = 0; |
| if ((devid == AR5416_AR9100_DEVID)) |
| ah->ah_macVersion = AR_SREV_VERSION_9100; |
| if (!AR_SREV_9100(ah)) |
| ah->ah_flags = AH_USE_EEPROM; |
| |
| ah->ah_powerLimit = MAX_RATE_POWER; |
| ah->ah_tpScale = ATH9K_TP_SCALE_MAX; |
| ahp->ah_atimWindow = 0; |
| ahp->ah_diversityControl = ah->ah_config.diversity_control; |
| ahp->ah_antennaSwitchSwap = |
| ah->ah_config.antenna_switch_swap; |
| ahp->ah_staId1Defaults = AR_STA_ID1_CRPT_MIC_ENABLE; |
| ahp->ah_beaconInterval = 100; |
| ahp->ah_enable32kHzClock = DONT_USE_32KHZ; |
| ahp->ah_slottime = (u32) -1; |
| ahp->ah_acktimeout = (u32) -1; |
| ahp->ah_ctstimeout = (u32) -1; |
| ahp->ah_globaltxtimeout = (u32) -1; |
| memcpy(&ahp->ah_bssidmask, defbssidmask, ETH_ALEN); |
| |
| ahp->ah_gBeaconRate = 0; |
| |
| return ahp; |
| } |
| |
| static int ath9k_hw_rfattach(struct ath_hal *ah) |
| { |
| bool rfStatus = false; |
| int ecode = 0; |
| |
| rfStatus = ath9k_hw_init_rf(ah, &ecode); |
| if (!rfStatus) { |
| DPRINTF(ah->ah_sc, ATH_DBG_RESET, |
| "RF setup failed, status %u\n", ecode); |
| return ecode; |
| } |
| |
| return 0; |
| } |
| |
| static int ath9k_hw_rf_claim(struct ath_hal *ah) |
| { |
| u32 val; |
| |
| REG_WRITE(ah, AR_PHY(0), 0x00000007); |
| |
| val = ath9k_hw_get_radiorev(ah); |
| switch (val & AR_RADIO_SREV_MAJOR) { |
| case 0: |
| val = AR_RAD5133_SREV_MAJOR; |
| break; |
| case AR_RAD5133_SREV_MAJOR: |
| case AR_RAD5122_SREV_MAJOR: |
| case AR_RAD2133_SREV_MAJOR: |
| case AR_RAD2122_SREV_MAJOR: |
| break; |
| default: |
| DPRINTF(ah->ah_sc, ATH_DBG_CHANNEL, |
| "5G Radio Chip Rev 0x%02X is not " |
| "supported by this driver\n", |
| ah->ah_analog5GhzRev); |
| return -EOPNOTSUPP; |
| } |
| |
| ah->ah_analog5GhzRev = val; |
| |
| return 0; |
| } |
| |
| static int ath9k_hw_init_macaddr(struct ath_hal *ah) |
| { |
| u32 sum; |
| int i; |
| u16 eeval; |
| struct ath_hal_5416 *ahp = AH5416(ah); |
| |
| sum = 0; |
| for (i = 0; i < 3; i++) { |
| eeval = ath9k_hw_get_eeprom(ah, AR_EEPROM_MAC(i)); |
| sum += eeval; |
| ahp->ah_macaddr[2 * i] = eeval >> 8; |
| ahp->ah_macaddr[2 * i + 1] = eeval & 0xff; |
| } |
| if (sum == 0 || sum == 0xffff * 3) { |
| DPRINTF(ah->ah_sc, ATH_DBG_EEPROM, |
| "mac address read failed: %pM\n", |
| ahp->ah_macaddr); |
| return -EADDRNOTAVAIL; |
| } |
| |
| return 0; |
| } |
| |
| static void ath9k_hw_init_rxgain_ini(struct ath_hal *ah) |
| { |
| u32 rxgain_type; |
| struct ath_hal_5416 *ahp = AH5416(ah); |
| |
| if (ath9k_hw_get_eeprom(ah, EEP_MINOR_REV) >= AR5416_EEP_MINOR_VER_17) { |
| rxgain_type = ath9k_hw_get_eeprom(ah, EEP_RXGAIN_TYPE); |
| |
| if (rxgain_type == AR5416_EEP_RXGAIN_13DB_BACKOFF) |
| INIT_INI_ARRAY(&ahp->ah_iniModesRxGain, |
| ar9280Modes_backoff_13db_rxgain_9280_2, |
| ARRAY_SIZE(ar9280Modes_backoff_13db_rxgain_9280_2), 6); |
| else if (rxgain_type == AR5416_EEP_RXGAIN_23DB_BACKOFF) |
| INIT_INI_ARRAY(&ahp->ah_iniModesRxGain, |
| ar9280Modes_backoff_23db_rxgain_9280_2, |
| ARRAY_SIZE(ar9280Modes_backoff_23db_rxgain_9280_2), 6); |
| else |
| INIT_INI_ARRAY(&ahp->ah_iniModesRxGain, |
| ar9280Modes_original_rxgain_9280_2, |
| ARRAY_SIZE(ar9280Modes_original_rxgain_9280_2), 6); |
| } else |
| INIT_INI_ARRAY(&ahp->ah_iniModesRxGain, |
| ar9280Modes_original_rxgain_9280_2, |
| ARRAY_SIZE(ar9280Modes_original_rxgain_9280_2), 6); |
| } |
| |
| static void ath9k_hw_init_txgain_ini(struct ath_hal *ah) |
| { |
| u32 txgain_type; |
| struct ath_hal_5416 *ahp = AH5416(ah); |
| |
| if (ath9k_hw_get_eeprom(ah, EEP_MINOR_REV) >= AR5416_EEP_MINOR_VER_19) { |
| txgain_type = ath9k_hw_get_eeprom(ah, EEP_TXGAIN_TYPE); |
| |
| if (txgain_type == AR5416_EEP_TXGAIN_HIGH_POWER) |
| INIT_INI_ARRAY(&ahp->ah_iniModesTxGain, |
| ar9280Modes_high_power_tx_gain_9280_2, |
| ARRAY_SIZE(ar9280Modes_high_power_tx_gain_9280_2), 6); |
| else |
| INIT_INI_ARRAY(&ahp->ah_iniModesTxGain, |
| ar9280Modes_original_tx_gain_9280_2, |
| ARRAY_SIZE(ar9280Modes_original_tx_gain_9280_2), 6); |
| } else |
| INIT_INI_ARRAY(&ahp->ah_iniModesTxGain, |
| ar9280Modes_original_tx_gain_9280_2, |
| ARRAY_SIZE(ar9280Modes_original_tx_gain_9280_2), 6); |
| } |
| |
| static int ath9k_hw_post_attach(struct ath_hal *ah) |
| { |
| int ecode; |
| |
| if (!ath9k_hw_chip_test(ah)) { |
| DPRINTF(ah->ah_sc, ATH_DBG_REG_IO, |
| "hardware self-test failed\n"); |
| return -ENODEV; |
| } |
| |
| ecode = ath9k_hw_rf_claim(ah); |
| if (ecode != 0) |
| return ecode; |
| |
| ecode = ath9k_hw_eeprom_attach(ah); |
| if (ecode != 0) |
| return ecode; |
| ecode = ath9k_hw_rfattach(ah); |
| if (ecode != 0) |
| return ecode; |
| |
| if (!AR_SREV_9100(ah)) { |
| ath9k_hw_ani_setup(ah); |
| ath9k_hw_ani_attach(ah); |
| } |
| |
| return 0; |
| } |
| |
| static struct ath_hal *ath9k_hw_do_attach(u16 devid, struct ath_softc *sc, |
| void __iomem *mem, int *status) |
| { |
| struct ath_hal_5416 *ahp; |
| struct ath_hal *ah; |
| int ecode; |
| u32 i, j; |
| |
| ahp = ath9k_hw_newstate(devid, sc, mem, status); |
| if (ahp == NULL) |
| return NULL; |
| |
| ah = &ahp->ah; |
| |
| ath9k_hw_set_defaults(ah); |
| |
| if (ah->ah_config.intr_mitigation != 0) |
| ahp->ah_intrMitigation = true; |
| |
| if (!ath9k_hw_set_reset_reg(ah, ATH9K_RESET_POWER_ON)) { |
| DPRINTF(ah->ah_sc, ATH_DBG_RESET, "Couldn't reset chip\n"); |
| ecode = -EIO; |
| goto bad; |
| } |
| |
| if (!ath9k_hw_setpower(ah, ATH9K_PM_AWAKE)) { |
| DPRINTF(ah->ah_sc, ATH_DBG_RESET, "Couldn't wakeup chip\n"); |
| ecode = -EIO; |
| goto bad; |
| } |
| |
| if (ah->ah_config.serialize_regmode == SER_REG_MODE_AUTO) { |
| if (ah->ah_macVersion == AR_SREV_VERSION_5416_PCI) { |
| ah->ah_config.serialize_regmode = |
| SER_REG_MODE_ON; |
| } else { |
| ah->ah_config.serialize_regmode = |
| SER_REG_MODE_OFF; |
| } |
| } |
| |
| DPRINTF(ah->ah_sc, ATH_DBG_RESET, |
| "serialize_regmode is %d\n", |
| ah->ah_config.serialize_regmode); |
| |
| if ((ah->ah_macVersion != AR_SREV_VERSION_5416_PCI) && |
| (ah->ah_macVersion != AR_SREV_VERSION_5416_PCIE) && |
| (ah->ah_macVersion != AR_SREV_VERSION_9160) && |
| (!AR_SREV_9100(ah)) && (!AR_SREV_9280(ah)) && (!AR_SREV_9285(ah))) { |
| DPRINTF(ah->ah_sc, ATH_DBG_RESET, |
| "Mac Chip Rev 0x%02x.%x is not supported by " |
| "this driver\n", ah->ah_macVersion, ah->ah_macRev); |
| ecode = -EOPNOTSUPP; |
| goto bad; |
| } |
| |
| if (AR_SREV_9100(ah)) { |
| ahp->ah_iqCalData.calData = &iq_cal_multi_sample; |
| ahp->ah_suppCals = IQ_MISMATCH_CAL; |
| ah->ah_isPciExpress = false; |
| } |
| ah->ah_phyRev = REG_READ(ah, AR_PHY_CHIP_ID); |
| |
| if (AR_SREV_9160_10_OR_LATER(ah)) { |
| if (AR_SREV_9280_10_OR_LATER(ah)) { |
| ahp->ah_iqCalData.calData = &iq_cal_single_sample; |
| ahp->ah_adcGainCalData.calData = |
| &adc_gain_cal_single_sample; |
| ahp->ah_adcDcCalData.calData = |
| &adc_dc_cal_single_sample; |
| ahp->ah_adcDcCalInitData.calData = |
| &adc_init_dc_cal; |
| } else { |
| ahp->ah_iqCalData.calData = &iq_cal_multi_sample; |
| ahp->ah_adcGainCalData.calData = |
| &adc_gain_cal_multi_sample; |
| ahp->ah_adcDcCalData.calData = |
| &adc_dc_cal_multi_sample; |
| ahp->ah_adcDcCalInitData.calData = |
| &adc_init_dc_cal; |
| } |
| ahp->ah_suppCals = ADC_GAIN_CAL | ADC_DC_CAL | IQ_MISMATCH_CAL; |
| } |
| |
| if (AR_SREV_9160(ah)) { |
| ah->ah_config.enable_ani = 1; |
| ahp->ah_ani_function = (ATH9K_ANI_SPUR_IMMUNITY_LEVEL | |
| ATH9K_ANI_FIRSTEP_LEVEL); |
| } else { |
| ahp->ah_ani_function = ATH9K_ANI_ALL; |
| if (AR_SREV_9280_10_OR_LATER(ah)) { |
| ahp->ah_ani_function &= ~ATH9K_ANI_NOISE_IMMUNITY_LEVEL; |
| } |
| } |
| |
| DPRINTF(ah->ah_sc, ATH_DBG_RESET, |
| "This Mac Chip Rev 0x%02x.%x is \n", |
| ah->ah_macVersion, ah->ah_macRev); |
| |
| if (AR_SREV_9285_12_OR_LATER(ah)) { |
| INIT_INI_ARRAY(&ahp->ah_iniModes, ar9285Modes_9285_1_2, |
| ARRAY_SIZE(ar9285Modes_9285_1_2), 6); |
| INIT_INI_ARRAY(&ahp->ah_iniCommon, ar9285Common_9285_1_2, |
| ARRAY_SIZE(ar9285Common_9285_1_2), 2); |
| |
| if (ah->ah_config.pcie_clock_req) { |
| INIT_INI_ARRAY(&ahp->ah_iniPcieSerdes, |
| ar9285PciePhy_clkreq_off_L1_9285_1_2, |
| ARRAY_SIZE(ar9285PciePhy_clkreq_off_L1_9285_1_2), 2); |
| } else { |
| INIT_INI_ARRAY(&ahp->ah_iniPcieSerdes, |
| ar9285PciePhy_clkreq_always_on_L1_9285_1_2, |
| ARRAY_SIZE(ar9285PciePhy_clkreq_always_on_L1_9285_1_2), |
| 2); |
| } |
| } else if (AR_SREV_9285_10_OR_LATER(ah)) { |
| INIT_INI_ARRAY(&ahp->ah_iniModes, ar9285Modes_9285, |
| ARRAY_SIZE(ar9285Modes_9285), 6); |
| INIT_INI_ARRAY(&ahp->ah_iniCommon, ar9285Common_9285, |
| ARRAY_SIZE(ar9285Common_9285), 2); |
| |
| if (ah->ah_config.pcie_clock_req) { |
| INIT_INI_ARRAY(&ahp->ah_iniPcieSerdes, |
| ar9285PciePhy_clkreq_off_L1_9285, |
| ARRAY_SIZE(ar9285PciePhy_clkreq_off_L1_9285), 2); |
| } else { |
| INIT_INI_ARRAY(&ahp->ah_iniPcieSerdes, |
| ar9285PciePhy_clkreq_always_on_L1_9285, |
| ARRAY_SIZE(ar9285PciePhy_clkreq_always_on_L1_9285), 2); |
| } |
| } else if (AR_SREV_9280_20_OR_LATER(ah)) { |
| INIT_INI_ARRAY(&ahp->ah_iniModes, ar9280Modes_9280_2, |
| ARRAY_SIZE(ar9280Modes_9280_2), 6); |
| INIT_INI_ARRAY(&ahp->ah_iniCommon, ar9280Common_9280_2, |
| ARRAY_SIZE(ar9280Common_9280_2), 2); |
| |
| if (ah->ah_config.pcie_clock_req) { |
| INIT_INI_ARRAY(&ahp->ah_iniPcieSerdes, |
| ar9280PciePhy_clkreq_off_L1_9280, |
| ARRAY_SIZE(ar9280PciePhy_clkreq_off_L1_9280),2); |
| } else { |
| INIT_INI_ARRAY(&ahp->ah_iniPcieSerdes, |
| ar9280PciePhy_clkreq_always_on_L1_9280, |
| ARRAY_SIZE(ar9280PciePhy_clkreq_always_on_L1_9280), 2); |
| } |
| INIT_INI_ARRAY(&ahp->ah_iniModesAdditional, |
| ar9280Modes_fast_clock_9280_2, |
| ARRAY_SIZE(ar9280Modes_fast_clock_9280_2), 3); |
| } else if (AR_SREV_9280_10_OR_LATER(ah)) { |
| INIT_INI_ARRAY(&ahp->ah_iniModes, ar9280Modes_9280, |
| ARRAY_SIZE(ar9280Modes_9280), 6); |
| INIT_INI_ARRAY(&ahp->ah_iniCommon, ar9280Common_9280, |
| ARRAY_SIZE(ar9280Common_9280), 2); |
| } else if (AR_SREV_9160_10_OR_LATER(ah)) { |
| INIT_INI_ARRAY(&ahp->ah_iniModes, ar5416Modes_9160, |
| ARRAY_SIZE(ar5416Modes_9160), 6); |
| INIT_INI_ARRAY(&ahp->ah_iniCommon, ar5416Common_9160, |
| ARRAY_SIZE(ar5416Common_9160), 2); |
| INIT_INI_ARRAY(&ahp->ah_iniBank0, ar5416Bank0_9160, |
| ARRAY_SIZE(ar5416Bank0_9160), 2); |
| INIT_INI_ARRAY(&ahp->ah_iniBB_RfGain, ar5416BB_RfGain_9160, |
| ARRAY_SIZE(ar5416BB_RfGain_9160), 3); |
| INIT_INI_ARRAY(&ahp->ah_iniBank1, ar5416Bank1_9160, |
| ARRAY_SIZE(ar5416Bank1_9160), 2); |
| INIT_INI_ARRAY(&ahp->ah_iniBank2, ar5416Bank2_9160, |
| ARRAY_SIZE(ar5416Bank2_9160), 2); |
| INIT_INI_ARRAY(&ahp->ah_iniBank3, ar5416Bank3_9160, |
| ARRAY_SIZE(ar5416Bank3_9160), 3); |
| INIT_INI_ARRAY(&ahp->ah_iniBank6, ar5416Bank6_9160, |
| ARRAY_SIZE(ar5416Bank6_9160), 3); |
| INIT_INI_ARRAY(&ahp->ah_iniBank6TPC, ar5416Bank6TPC_9160, |
| ARRAY_SIZE(ar5416Bank6TPC_9160), 3); |
| INIT_INI_ARRAY(&ahp->ah_iniBank7, ar5416Bank7_9160, |
| ARRAY_SIZE(ar5416Bank7_9160), 2); |
| if (AR_SREV_9160_11(ah)) { |
| INIT_INI_ARRAY(&ahp->ah_iniAddac, |
| ar5416Addac_91601_1, |
| ARRAY_SIZE(ar5416Addac_91601_1), 2); |
| } else { |
| INIT_INI_ARRAY(&ahp->ah_iniAddac, ar5416Addac_9160, |
| ARRAY_SIZE(ar5416Addac_9160), 2); |
| } |
| } else if (AR_SREV_9100_OR_LATER(ah)) { |
| INIT_INI_ARRAY(&ahp->ah_iniModes, ar5416Modes_9100, |
| ARRAY_SIZE(ar5416Modes_9100), 6); |
| INIT_INI_ARRAY(&ahp->ah_iniCommon, ar5416Common_9100, |
| ARRAY_SIZE(ar5416Common_9100), 2); |
| INIT_INI_ARRAY(&ahp->ah_iniBank0, ar5416Bank0_9100, |
| ARRAY_SIZE(ar5416Bank0_9100), 2); |
| INIT_INI_ARRAY(&ahp->ah_iniBB_RfGain, ar5416BB_RfGain_9100, |
| ARRAY_SIZE(ar5416BB_RfGain_9100), 3); |
| INIT_INI_ARRAY(&ahp->ah_iniBank1, ar5416Bank1_9100, |
| ARRAY_SIZE(ar5416Bank1_9100), 2); |
| INIT_INI_ARRAY(&ahp->ah_iniBank2, ar5416Bank2_9100, |
| ARRAY_SIZE(ar5416Bank2_9100), 2); |
| INIT_INI_ARRAY(&ahp->ah_iniBank3, ar5416Bank3_9100, |
| ARRAY_SIZE(ar5416Bank3_9100), 3); |
| INIT_INI_ARRAY(&ahp->ah_iniBank6, ar5416Bank6_9100, |
| ARRAY_SIZE(ar5416Bank6_9100), 3); |
| INIT_INI_ARRAY(&ahp->ah_iniBank6TPC, ar5416Bank6TPC_9100, |
| ARRAY_SIZE(ar5416Bank6TPC_9100), 3); |
| INIT_INI_ARRAY(&ahp->ah_iniBank7, ar5416Bank7_9100, |
| ARRAY_SIZE(ar5416Bank7_9100), 2); |
| INIT_INI_ARRAY(&ahp->ah_iniAddac, ar5416Addac_9100, |
| ARRAY_SIZE(ar5416Addac_9100), 2); |
| } else { |
| INIT_INI_ARRAY(&ahp->ah_iniModes, ar5416Modes, |
| ARRAY_SIZE(ar5416Modes), 6); |
| INIT_INI_ARRAY(&ahp->ah_iniCommon, ar5416Common, |
| ARRAY_SIZE(ar5416Common), 2); |
| INIT_INI_ARRAY(&ahp->ah_iniBank0, ar5416Bank0, |
| ARRAY_SIZE(ar5416Bank0), 2); |
| INIT_INI_ARRAY(&ahp->ah_iniBB_RfGain, ar5416BB_RfGain, |
| ARRAY_SIZE(ar5416BB_RfGain), 3); |
| INIT_INI_ARRAY(&ahp->ah_iniBank1, ar5416Bank1, |
| ARRAY_SIZE(ar5416Bank1), 2); |
| INIT_INI_ARRAY(&ahp->ah_iniBank2, ar5416Bank2, |
| ARRAY_SIZE(ar5416Bank2), 2); |
| INIT_INI_ARRAY(&ahp->ah_iniBank3, ar5416Bank3, |
| ARRAY_SIZE(ar5416Bank3), 3); |
| INIT_INI_ARRAY(&ahp->ah_iniBank6, ar5416Bank6, |
| ARRAY_SIZE(ar5416Bank6), 3); |
| INIT_INI_ARRAY(&ahp->ah_iniBank6TPC, ar5416Bank6TPC, |
| ARRAY_SIZE(ar5416Bank6TPC), 3); |
| INIT_INI_ARRAY(&ahp->ah_iniBank7, ar5416Bank7, |
| ARRAY_SIZE(ar5416Bank7), 2); |
| INIT_INI_ARRAY(&ahp->ah_iniAddac, ar5416Addac, |
| ARRAY_SIZE(ar5416Addac), 2); |
| } |
| |
| if (ah->ah_isPciExpress) |
| ath9k_hw_configpcipowersave(ah, 0); |
| else |
| ath9k_hw_disablepcie(ah); |
| |
| ecode = ath9k_hw_post_attach(ah); |
| if (ecode != 0) |
| goto bad; |
| |
| /* rxgain table */ |
| if (AR_SREV_9280_20(ah)) |
| ath9k_hw_init_rxgain_ini(ah); |
| |
| /* txgain table */ |
| if (AR_SREV_9280_20(ah)) |
| ath9k_hw_init_txgain_ini(ah); |
| |
| if (ah->ah_devid == AR9280_DEVID_PCI) { |
| for (i = 0; i < ahp->ah_iniModes.ia_rows; i++) { |
| u32 reg = INI_RA(&ahp->ah_iniModes, i, 0); |
| |
| for (j = 1; j < ahp->ah_iniModes.ia_columns; j++) { |
| u32 val = INI_RA(&ahp->ah_iniModes, i, j); |
| |
| INI_RA(&ahp->ah_iniModes, i, j) = |
| ath9k_hw_ini_fixup(ah, |
| &ahp->ah_eeprom.def, |
| reg, val); |
| } |
| } |
| } |
| |
| if (!ath9k_hw_fill_cap_info(ah)) { |
| DPRINTF(ah->ah_sc, ATH_DBG_RESET, |
| "failed ath9k_hw_fill_cap_info\n"); |
| ecode = -EINVAL; |
| goto bad; |
| } |
| |
| ecode = ath9k_hw_init_macaddr(ah); |
| if (ecode != 0) { |
| DPRINTF(ah->ah_sc, ATH_DBG_RESET, |
| "failed initializing mac address\n"); |
| goto bad; |
| } |
| |
| if (AR_SREV_9285(ah)) |
| ah->ah_txTrigLevel = (AR_FTRIG_256B >> AR_FTRIG_S); |
| else |
| ah->ah_txTrigLevel = (AR_FTRIG_512B >> AR_FTRIG_S); |
| |
| ath9k_init_nfcal_hist_buffer(ah); |
| |
| return ah; |
| bad: |
| if (ahp) |
| ath9k_hw_detach((struct ath_hal *) ahp); |
| if (status) |
| *status = ecode; |
| |
| return NULL; |
| } |
| |
| static void ath9k_hw_init_bb(struct ath_hal *ah, |
| struct ath9k_channel *chan) |
| { |
| u32 synthDelay; |
| |
| synthDelay = REG_READ(ah, AR_PHY_RX_DELAY) & AR_PHY_RX_DELAY_DELAY; |
| if (IS_CHAN_B(chan)) |
| synthDelay = (4 * synthDelay) / 22; |
| else |
| synthDelay /= 10; |
| |
| REG_WRITE(ah, AR_PHY_ACTIVE, AR_PHY_ACTIVE_EN); |
| |
| udelay(synthDelay + BASE_ACTIVATE_DELAY); |
| } |
| |
| static void ath9k_hw_init_qos(struct ath_hal *ah) |
| { |
| REG_WRITE(ah, AR_MIC_QOS_CONTROL, 0x100aa); |
| REG_WRITE(ah, AR_MIC_QOS_SELECT, 0x3210); |
| |
| 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)); |
| |
| REG_WRITE(ah, AR_TXOP_X, AR_TXOP_X_VAL); |
| REG_WRITE(ah, AR_TXOP_0_3, 0xFFFFFFFF); |
| REG_WRITE(ah, AR_TXOP_4_7, 0xFFFFFFFF); |
| REG_WRITE(ah, AR_TXOP_8_11, 0xFFFFFFFF); |
| REG_WRITE(ah, AR_TXOP_12_15, 0xFFFFFFFF); |
| } |
| |
| static void ath9k_hw_init_pll(struct ath_hal *ah, |
| struct ath9k_channel *chan) |
| { |
| u32 pll; |
| |
| if (AR_SREV_9100(ah)) { |
| if (chan && IS_CHAN_5GHZ(chan)) |
| pll = 0x1450; |
| else |
| pll = 0x1458; |
| } else { |
| if (AR_SREV_9280_10_OR_LATER(ah)) { |
| pll = SM(0x5, AR_RTC_9160_PLL_REFDIV); |
| |
| if (chan && IS_CHAN_HALF_RATE(chan)) |
| pll |= SM(0x1, AR_RTC_9160_PLL_CLKSEL); |
| else if (chan && IS_CHAN_QUARTER_RATE(chan)) |
| pll |= SM(0x2, AR_RTC_9160_PLL_CLKSEL); |
| |
| if (chan && IS_CHAN_5GHZ(chan)) { |
| pll |= SM(0x28, AR_RTC_9160_PLL_DIV); |
| |
| |
| if (AR_SREV_9280_20(ah)) { |
| if (((chan->channel % 20) == 0) |
| || ((chan->channel % 10) == 0)) |
| pll = 0x2850; |
| else |
| pll = 0x142c; |
| } |
| } else { |
| pll |= SM(0x2c, AR_RTC_9160_PLL_DIV); |
| } |
| |
| } else if (AR_SREV_9160_10_OR_LATER(ah)) { |
| |
| pll = SM(0x5, AR_RTC_9160_PLL_REFDIV); |
| |
| if (chan && IS_CHAN_HALF_RATE(chan)) |
| pll |= SM(0x1, AR_RTC_9160_PLL_CLKSEL); |
| else if (chan && IS_CHAN_QUARTER_RATE(chan)) |
| pll |= SM(0x2, AR_RTC_9160_PLL_CLKSEL); |
| |
| if (chan && IS_CHAN_5GHZ(chan)) |
| pll |= SM(0x50, AR_RTC_9160_PLL_DIV); |
| else |
| pll |= SM(0x58, AR_RTC_9160_PLL_DIV); |
| } else { |
| pll = AR_RTC_PLL_REFDIV_5 | AR_RTC_PLL_DIV2; |
| |
| 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); |
| |
| if (chan && IS_CHAN_5GHZ(chan)) |
| pll |= SM(0xa, AR_RTC_PLL_DIV); |
| else |
| pll |= SM(0xb, AR_RTC_PLL_DIV); |
| } |
| } |
| REG_WRITE(ah, AR_RTC_PLL_CONTROL, pll); |
| |
| udelay(RTC_PLL_SETTLE_DELAY); |
| |
| REG_WRITE(ah, AR_RTC_SLEEP_CLK, AR_RTC_FORCE_DERIVED_CLK); |
| } |
| |
| static void ath9k_hw_init_chain_masks(struct ath_hal *ah) |
| { |
| struct ath_hal_5416 *ahp = AH5416(ah); |
| int rx_chainmask, tx_chainmask; |
| |
| rx_chainmask = ahp->ah_rxchainmask; |
| tx_chainmask = ahp->ah_txchainmask; |
| |
| switch (rx_chainmask) { |
| case 0x5: |
| REG_SET_BIT(ah, AR_PHY_ANALOG_SWAP, |
| AR_PHY_SWAP_ALT_CHAIN); |
| case 0x3: |
| if (((ah)->ah_macVersion <= AR_SREV_VERSION_9160)) { |
| REG_WRITE(ah, AR_PHY_RX_CHAINMASK, 0x7); |
| REG_WRITE(ah, AR_PHY_CAL_CHAINMASK, 0x7); |
| break; |
| } |
| case 0x1: |
| case 0x2: |
| case 0x7: |
| REG_WRITE(ah, AR_PHY_RX_CHAINMASK, rx_chainmask); |
| REG_WRITE(ah, AR_PHY_CAL_CHAINMASK, rx_chainmask); |
| break; |
| default: |
| break; |
| } |
| |
| REG_WRITE(ah, AR_SELFGEN_MASK, tx_chainmask); |
| if (tx_chainmask == 0x5) { |
| REG_SET_BIT(ah, AR_PHY_ANALOG_SWAP, |
| AR_PHY_SWAP_ALT_CHAIN); |
| } |
| if (AR_SREV_9100(ah)) |
| REG_WRITE(ah, AR_PHY_ANALOG_SWAP, |
| REG_READ(ah, AR_PHY_ANALOG_SWAP) | 0x00000001); |
| } |
| |
| static void ath9k_hw_init_interrupt_masks(struct ath_hal *ah, |
| enum nl80211_iftype opmode) |
| { |
| struct ath_hal_5416 *ahp = AH5416(ah); |
| |
| ahp->ah_maskReg = AR_IMR_TXERR | |
| AR_IMR_TXURN | |
| AR_IMR_RXERR | |
| AR_IMR_RXORN | |
| AR_IMR_BCNMISC; |
| |
| if (ahp->ah_intrMitigation) |
| ahp->ah_maskReg |= AR_IMR_RXINTM | AR_IMR_RXMINTR; |
| else |
| ahp->ah_maskReg |= AR_IMR_RXOK; |
| |
| ahp->ah_maskReg |= AR_IMR_TXOK; |
| |
| if (opmode == NL80211_IFTYPE_AP) |
| ahp->ah_maskReg |= AR_IMR_MIB; |
| |
| REG_WRITE(ah, AR_IMR, ahp->ah_maskReg); |
| REG_WRITE(ah, AR_IMR_S2, REG_READ(ah, AR_IMR_S2) | AR_IMR_S2_GTT); |
| |
| if (!AR_SREV_9100(ah)) { |
| REG_WRITE(ah, AR_INTR_SYNC_CAUSE, 0xFFFFFFFF); |
| REG_WRITE(ah, AR_INTR_SYNC_ENABLE, AR_INTR_SYNC_DEFAULT); |
| REG_WRITE(ah, AR_INTR_SYNC_MASK, 0); |
| } |
| } |
| |
| static bool ath9k_hw_set_ack_timeout(struct ath_hal *ah, u32 us) |
| { |
| struct ath_hal_5416 *ahp = AH5416(ah); |
| |
| if (us > ath9k_hw_mac_to_usec(ah, MS(0xffffffff, AR_TIME_OUT_ACK))) { |
| DPRINTF(ah->ah_sc, ATH_DBG_RESET, "bad ack timeout %u\n", us); |
| ahp->ah_acktimeout = (u32) -1; |
| return false; |
| } else { |
| REG_RMW_FIELD(ah, AR_TIME_OUT, |
| AR_TIME_OUT_ACK, ath9k_hw_mac_to_clks(ah, us)); |
| ahp->ah_acktimeout = us; |
| return true; |
| } |
| } |
| |
| static bool ath9k_hw_set_cts_timeout(struct ath_hal *ah, u32 us) |
| { |
| struct ath_hal_5416 *ahp = AH5416(ah); |
| |
| if (us > ath9k_hw_mac_to_usec(ah, MS(0xffffffff, AR_TIME_OUT_CTS))) { |
| DPRINTF(ah->ah_sc, ATH_DBG_RESET, "bad cts timeout %u\n", us); |
| ahp->ah_ctstimeout = (u32) -1; |
| return false; |
| } else { |
| REG_RMW_FIELD(ah, AR_TIME_OUT, |
| AR_TIME_OUT_CTS, ath9k_hw_mac_to_clks(ah, us)); |
| ahp->ah_ctstimeout = us; |
| return true; |
| } |
| } |
| |
| static bool ath9k_hw_set_global_txtimeout(struct ath_hal *ah, u32 tu) |
| { |
| struct ath_hal_5416 *ahp = AH5416(ah); |
| |
| if (tu > 0xFFFF) { |
| DPRINTF(ah->ah_sc, ATH_DBG_XMIT, |
| "bad global tx timeout %u\n", tu); |
| ahp->ah_globaltxtimeout = (u32) -1; |
| return false; |
| } else { |
| REG_RMW_FIELD(ah, AR_GTXTO, AR_GTXTO_TIMEOUT_LIMIT, tu); |
| ahp->ah_globaltxtimeout = tu; |
| return true; |
| } |
| } |
| |
| static void ath9k_hw_init_user_settings(struct ath_hal *ah) |
| { |
| struct ath_hal_5416 *ahp = AH5416(ah); |
| |
| DPRINTF(ah->ah_sc, ATH_DBG_RESET, "ahp->ah_miscMode 0x%x\n", |
| ahp->ah_miscMode); |
| |
| if (ahp->ah_miscMode != 0) |
| REG_WRITE(ah, AR_PCU_MISC, |
| REG_READ(ah, AR_PCU_MISC) | ahp->ah_miscMode); |
| if (ahp->ah_slottime != (u32) -1) |
| ath9k_hw_setslottime(ah, ahp->ah_slottime); |
| if (ahp->ah_acktimeout != (u32) -1) |
| ath9k_hw_set_ack_timeout(ah, ahp->ah_acktimeout); |
| if (ahp->ah_ctstimeout != (u32) -1) |
| ath9k_hw_set_cts_timeout(ah, ahp->ah_ctstimeout); |
| if (ahp->ah_globaltxtimeout != (u32) -1) |
| ath9k_hw_set_global_txtimeout(ah, ahp->ah_globaltxtimeout); |
| } |
| |
| const char *ath9k_hw_probe(u16 vendorid, u16 devid) |
| { |
| return vendorid == ATHEROS_VENDOR_ID ? |
| ath9k_hw_devname(devid) : NULL; |
| } |
| |
| void ath9k_hw_detach(struct ath_hal *ah) |
| { |
| if (!AR_SREV_9100(ah)) |
| ath9k_hw_ani_detach(ah); |
| |
| ath9k_hw_rfdetach(ah); |
| ath9k_hw_setpower(ah, ATH9K_PM_FULL_SLEEP); |
| kfree(ah); |
| } |
| |
| struct ath_hal *ath9k_hw_attach(u16 devid, struct ath_softc *sc, |
| void __iomem *mem, int *error) |
| { |
| struct ath_hal *ah = NULL; |
| |
| switch (devid) { |
| case AR5416_DEVID_PCI: |
| case AR5416_DEVID_PCIE: |
| case AR9160_DEVID_PCI: |
| case AR9280_DEVID_PCI: |
| case AR9280_DEVID_PCIE: |
| case AR9285_DEVID_PCIE: |
| ah = ath9k_hw_do_attach(devid, sc, mem, error); |
| break; |
| default: |
| *error = -ENXIO; |
| break; |
| } |
| |
| return ah; |
| } |
| |
| /*******/ |
| /* INI */ |
| /*******/ |
| |
| static void ath9k_hw_override_ini(struct ath_hal *ah, |
| struct ath9k_channel *chan) |
| { |
| /* |
| * Set the RX_ABORT and RX_DIS and clear if off only after |
| * RXE is set for MAC. This prevents frames with corrupted |
| * descriptor status. |
| */ |
| REG_SET_BIT(ah, AR_DIAG_SW, (AR_DIAG_RX_DIS | AR_DIAG_RX_ABORT)); |
| |
| |
| if (!AR_SREV_5416_V20_OR_LATER(ah) || |
| AR_SREV_9280_10_OR_LATER(ah)) |
| return; |
| |
| REG_WRITE(ah, 0x9800 + (651 << 2), 0x11); |
| } |
| |
| static u32 ath9k_hw_def_ini_fixup(struct ath_hal *ah, |
| struct ar5416_eeprom_def *pEepData, |
| u32 reg, u32 value) |
| { |
| struct base_eep_header *pBase = &(pEepData->baseEepHeader); |
| |
| switch (ah->ah_devid) { |
| case AR9280_DEVID_PCI: |
| if (reg == 0x7894) { |
| DPRINTF(ah->ah_sc, ATH_DBG_ANY, |
| "ini VAL: %x EEPROM: %x\n", value, |
| (pBase->version & 0xff)); |
| |
| if ((pBase->version & 0xff) > 0x0a) { |
| DPRINTF(ah->ah_sc, ATH_DBG_ANY, |
| "PWDCLKIND: %d\n", |
| pBase->pwdclkind); |
| value &= ~AR_AN_TOP2_PWDCLKIND; |
| value |= AR_AN_TOP2_PWDCLKIND & |
| (pBase->pwdclkind << AR_AN_TOP2_PWDCLKIND_S); |
| } else { |
| DPRINTF(ah->ah_sc, ATH_DBG_ANY, |
| "PWDCLKIND Earlier Rev\n"); |
| } |
| |
| DPRINTF(ah->ah_sc, ATH_DBG_ANY, |
| "final ini VAL: %x\n", value); |
| } |
| break; |
| } |
| |
| return value; |
| } |
| |
| static u32 ath9k_hw_ini_fixup(struct ath_hal *ah, |
| struct ar5416_eeprom_def *pEepData, |
| u32 reg, u32 value) |
| { |
| struct ath_hal_5416 *ahp = AH5416(ah); |
| |
| if (ahp->ah_eep_map == EEP_MAP_4KBITS) |
| return value; |
| else |
| return ath9k_hw_def_ini_fixup(ah, pEepData, reg, value); |
| } |
| |
| static int ath9k_hw_process_ini(struct ath_hal *ah, |
| struct ath9k_channel *chan, |
| enum ath9k_ht_macmode macmode) |
| { |
| int i, regWrites = 0; |
| struct ath_hal_5416 *ahp = AH5416(ah); |
| u32 modesIndex, freqIndex; |
| int status; |
| |
| switch (chan->chanmode) { |
| case CHANNEL_A: |
| case CHANNEL_A_HT20: |
| modesIndex = 1; |
| freqIndex = 1; |
| break; |
| case CHANNEL_A_HT40PLUS: |
| case CHANNEL_A_HT40MINUS: |
| modesIndex = 2; |
| freqIndex = 1; |
| break; |
| case CHANNEL_G: |
| case CHANNEL_G_HT20: |
| case CHANNEL_B: |
| modesIndex = 4; |
| freqIndex = 2; |
| break; |
| case CHANNEL_G_HT40PLUS: |
| case CHANNEL_G_HT40MINUS: |
| modesIndex = 3; |
| freqIndex = 2; |
| break; |
| |
| default: |
| return -EINVAL; |
| } |
| |
| REG_WRITE(ah, AR_PHY(0), 0x00000007); |
| |
| REG_WRITE(ah, AR_PHY_ADC_SERIAL_CTL, AR_PHY_SEL_EXTERNAL_RADIO); |
| |
| ath9k_hw_set_addac(ah, chan); |
| |
| if (AR_SREV_5416_V22_OR_LATER(ah)) { |
| REG_WRITE_ARRAY(&ahp->ah_iniAddac, 1, regWrites); |
| } else { |
| struct ar5416IniArray temp; |
| u32 addacSize = |
| sizeof(u32) * ahp->ah_iniAddac.ia_rows * |
| ahp->ah_iniAddac.ia_columns; |
| |
| memcpy(ahp->ah_addac5416_21, |
| ahp->ah_iniAddac.ia_array, addacSize); |
| |
| (ahp->ah_addac5416_21)[31 * ahp->ah_iniAddac.ia_columns + 1] = 0; |
| |
| temp.ia_array = ahp->ah_addac5416_21; |
| temp.ia_columns = ahp->ah_iniAddac.ia_columns; |
| temp.ia_rows = ahp->ah_iniAddac.ia_rows; |
| REG_WRITE_ARRAY(&temp, 1, regWrites); |
| } |
| |
| REG_WRITE(ah, AR_PHY_ADC_SERIAL_CTL, AR_PHY_SEL_INTERNAL_ADDAC); |
| |
| for (i = 0; i < ahp->ah_iniModes.ia_rows; i++) { |
| u32 reg = INI_RA(&ahp->ah_iniModes, i, 0); |
| u32 val = INI_RA(&ahp->ah_iniModes, i, modesIndex); |
| |
| REG_WRITE(ah, reg, val); |
| |
| if (reg >= 0x7800 && reg < 0x78a0 |
| && ah->ah_config.analog_shiftreg) { |
| udelay(100); |
| } |
| |
| DO_DELAY(regWrites); |
| } |
| |
| if (AR_SREV_9280(ah)) |
| REG_WRITE_ARRAY(&ahp->ah_iniModesRxGain, modesIndex, regWrites); |
| |
| if (AR_SREV_9280(ah)) |
| REG_WRITE_ARRAY(&ahp->ah_iniModesTxGain, modesIndex, regWrites); |
| |
| for (i = 0; i < ahp->ah_iniCommon.ia_rows; i++) { |
| u32 reg = INI_RA(&ahp->ah_iniCommon, i, 0); |
| u32 val = INI_RA(&ahp->ah_iniCommon, i, 1); |
| |
| REG_WRITE(ah, reg, val); |
| |
| if (reg >= 0x7800 && reg < 0x78a0 |
| && ah->ah_config.analog_shiftreg) { |
| udelay(100); |
| } |
| |
| DO_DELAY(regWrites); |
| } |
| |
| ath9k_hw_write_regs(ah, modesIndex, freqIndex, regWrites); |
| |
| if (AR_SREV_9280_20(ah) && IS_CHAN_A_5MHZ_SPACED(chan)) { |
| REG_WRITE_ARRAY(&ahp->ah_iniModesAdditional, modesIndex, |
| regWrites); |
| } |
| |
| ath9k_hw_override_ini(ah, chan); |
| ath9k_hw_set_regs(ah, chan, macmode); |
| ath9k_hw_init_chain_masks(ah); |
| |
| status = ath9k_hw_set_txpower(ah, chan, |
| ath9k_regd_get_ctl(ah, chan), |
| ath9k_regd_get_antenna_allowed(ah, |
| chan), |
| chan->maxRegTxPower * 2, |
| min((u32) MAX_RATE_POWER, |
| (u32) ah->ah_powerLimit)); |
| if (status != 0) { |
| DPRINTF(ah->ah_sc, ATH_DBG_POWER_MGMT, |
| "error init'ing transmit power\n"); |
| return -EIO; |
| } |
| |
| if (!ath9k_hw_set_rf_regs(ah, chan, freqIndex)) { |
| DPRINTF(ah->ah_sc, ATH_DBG_REG_IO, |
| "ar5416SetRfRegs failed\n"); |
| return -EIO; |
| } |
| |
| return 0; |
| } |
| |
| /****************************************/ |
| /* Reset and Channel Switching Routines */ |
| /****************************************/ |
| |
| static void ath9k_hw_set_rfmode(struct ath_hal *ah, struct ath9k_channel *chan) |
| { |
| u32 rfMode = 0; |
| |
| if (chan == NULL) |
| return; |
| |
| rfMode |= (IS_CHAN_B(chan) || IS_CHAN_G(chan)) |
| ? AR_PHY_MODE_DYNAMIC : AR_PHY_MODE_OFDM; |
| |
| if (!AR_SREV_9280_10_OR_LATER(ah)) |
| rfMode |= (IS_CHAN_5GHZ(chan)) ? |
| AR_PHY_MODE_RF5GHZ : AR_PHY_MODE_RF2GHZ; |
| |
| if (AR_SREV_9280_20(ah) && IS_CHAN_A_5MHZ_SPACED(chan)) |
| rfMode |= (AR_PHY_MODE_DYNAMIC | AR_PHY_MODE_DYN_CCK_DISABLE); |
| |
| REG_WRITE(ah, AR_PHY_MODE, rfMode); |
| } |
| |
| static void ath9k_hw_mark_phy_inactive(struct ath_hal *ah) |
| { |
| REG_WRITE(ah, AR_PHY_ACTIVE, AR_PHY_ACTIVE_DIS); |
| } |
| |
| static inline void ath9k_hw_set_dma(struct ath_hal *ah) |
| { |
| u32 regval; |
| |
| regval = REG_READ(ah, AR_AHB_MODE); |
| REG_WRITE(ah, AR_AHB_MODE, regval | AR_AHB_PREFETCH_RD_EN); |
| |
| regval = REG_READ(ah, AR_TXCFG) & ~AR_TXCFG_DMASZ_MASK; |
| REG_WRITE(ah, AR_TXCFG, regval | AR_TXCFG_DMASZ_128B); |
| |
| REG_RMW_FIELD(ah, AR_TXCFG, AR_FTRIG, ah->ah_txTrigLevel); |
| |
| regval = REG_READ(ah, AR_RXCFG) & ~AR_RXCFG_DMASZ_MASK; |
| REG_WRITE(ah, AR_RXCFG, regval | AR_RXCFG_DMASZ_128B); |
| |
| REG_WRITE(ah, AR_RXFIFO_CFG, 0x200); |
| |
| if (AR_SREV_9285(ah)) { |
| REG_WRITE(ah, AR_PCU_TXBUF_CTRL, |
| AR_9285_PCU_TXBUF_CTRL_USABLE_SIZE); |
| } else { |
| REG_WRITE(ah, AR_PCU_TXBUF_CTRL, |
| AR_PCU_TXBUF_CTRL_USABLE_SIZE); |
| } |
| } |
| |
| static void ath9k_hw_set_operating_mode(struct ath_hal *ah, int opmode) |
| { |
| u32 val; |
| |
| val = REG_READ(ah, AR_STA_ID1); |
| val &= ~(AR_STA_ID1_STA_AP | AR_STA_ID1_ADHOC); |
| switch (opmode) { |
| case NL80211_IFTYPE_AP: |
| REG_WRITE(ah, AR_STA_ID1, val | AR_STA_ID1_STA_AP |
| | AR_STA_ID1_KSRCH_MODE); |
| REG_CLR_BIT(ah, AR_CFG, AR_CFG_AP_ADHOC_INDICATION); |
| break; |
| case NL80211_IFTYPE_ADHOC: |
| REG_WRITE(ah, AR_STA_ID1, val | AR_STA_ID1_ADHOC |
| | AR_STA_ID1_KSRCH_MODE); |
| REG_SET_BIT(ah, AR_CFG, AR_CFG_AP_ADHOC_INDICATION); |
| break; |
| case NL80211_IFTYPE_STATION: |
| case NL80211_IFTYPE_MONITOR: |
| REG_WRITE(ah, AR_STA_ID1, val | AR_STA_ID1_KSRCH_MODE); |
| break; |
| } |
| } |
| |
| static inline void ath9k_hw_get_delta_slope_vals(struct ath_hal *ah, |
| u32 coef_scaled, |
| u32 *coef_mantissa, |
| u32 *coef_exponent) |
| { |
| u32 coef_exp, coef_man; |
| |
| for (coef_exp = 31; coef_exp > 0; coef_exp--) |
| if ((coef_scaled >> coef_exp) & 0x1) |
| break; |
| |
| coef_exp = 14 - (coef_exp - COEF_SCALE_S); |
| |
| 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; |
| } |
| |
| static void ath9k_hw_set_delta_slope(struct ath_hal *ah, |
| struct ath9k_channel *chan) |
| { |
| u32 coef_scaled, ds_coef_exp, ds_coef_man; |
| u32 clockMhzScaled = 0x64000000; |
| struct chan_centers centers; |
| |
| if (IS_CHAN_HALF_RATE(chan)) |
| clockMhzScaled = clockMhzScaled >> 1; |
| else if (IS_CHAN_QUARTER_RATE(chan)) |
| clockMhzScaled = clockMhzScaled >> 2; |
| |
| ath9k_hw_get_channel_centers(ah, chan, ¢ers); |
| coef_scaled = clockMhzScaled / centers.synth_center; |
| |
| ath9k_hw_get_delta_slope_vals(ah, coef_scaled, &ds_coef_man, |
| &ds_coef_exp); |
| |
| REG_RMW_FIELD(ah, AR_PHY_TIMING3, |
| AR_PHY_TIMING3_DSC_MAN, ds_coef_man); |
| REG_RMW_FIELD(ah, AR_PHY_TIMING3, |
| AR_PHY_TIMING3_DSC_EXP, ds_coef_exp); |
| |
| coef_scaled = (9 * coef_scaled) / 10; |
| |
| ath9k_hw_get_delta_slope_vals(ah, coef_scaled, &ds_coef_man, |
| &ds_coef_exp); |
| |
| REG_RMW_FIELD(ah, AR_PHY_HALFGI, |
| AR_PHY_HALFGI_DSC_MAN, ds_coef_man); |
| REG_RMW_FIELD(ah, AR_PHY_HALFGI, |
| AR_PHY_HALFGI_DSC_EXP, ds_coef_exp); |
| } |
| |
| static bool ath9k_hw_set_reset(struct ath_hal *ah, int type) |
| { |
| u32 rst_flags; |
| u32 tmpReg; |
| |
| REG_WRITE(ah, AR_RTC_FORCE_WAKE, AR_RTC_FORCE_WAKE_EN | |
| AR_RTC_FORCE_WAKE_ON_INT); |
| |
| if (AR_SREV_9100(ah)) { |
| rst_flags = AR_RTC_RC_MAC_WARM | AR_RTC_RC_MAC_COLD | |
| AR_RTC_RC_COLD_RESET | AR_RTC_RC_WARM_RESET; |
| } else { |
| tmpReg = REG_READ(ah, AR_INTR_SYNC_CAUSE); |
| if (tmpReg & |
| (AR_INTR_SYNC_LOCAL_TIMEOUT | |
| AR_INTR_SYNC_RADM_CPL_TIMEOUT)) { |
| REG_WRITE(ah, AR_INTR_SYNC_ENABLE, 0); |
| REG_WRITE(ah, AR_RC, AR_RC_AHB | AR_RC_HOSTIF); |
| } else { |
| REG_WRITE(ah, AR_RC, AR_RC_AHB); |
| } |
| |
| rst_flags = AR_RTC_RC_MAC_WARM; |
| if (type == ATH9K_RESET_COLD) |
| rst_flags |= AR_RTC_RC_MAC_COLD; |
| } |
| |
| REG_WRITE(ah, AR_RTC_RC, rst_flags); |
| udelay(50); |
| |
| REG_WRITE(ah, AR_RTC_RC, 0); |
| if (!ath9k_hw_wait(ah, AR_RTC_RC, AR_RTC_RC_M, 0)) { |
| DPRINTF(ah->ah_sc, ATH_DBG_RESET, |
| "RTC stuck in MAC reset\n"); |
| return false; |
| } |
| |
| if (!AR_SREV_9100(ah)) |
| REG_WRITE(ah, AR_RC, 0); |
| |
| ath9k_hw_init_pll(ah, NULL); |
| |
| if (AR_SREV_9100(ah)) |
| udelay(50); |
| |
| return true; |
| } |
| |
| static bool ath9k_hw_set_reset_power_on(struct ath_hal *ah) |
| { |
| REG_WRITE(ah, AR_RTC_FORCE_WAKE, AR_RTC_FORCE_WAKE_EN | |
| AR_RTC_FORCE_WAKE_ON_INT); |
| |
| REG_WRITE(ah, AR_RTC_RESET, 0); |
| REG_WRITE(ah, AR_RTC_RESET, 1); |
| |
| if (!ath9k_hw_wait(ah, |
| AR_RTC_STATUS, |
| AR_RTC_STATUS_M, |
| AR_RTC_STATUS_ON)) { |
| DPRINTF(ah->ah_sc, ATH_DBG_RESET, "RTC not waking up\n"); |
| return false; |
| } |
| |
| ath9k_hw_read_revisions(ah); |
| |
| return ath9k_hw_set_reset(ah, ATH9K_RESET_WARM); |
| } |
| |
| static bool ath9k_hw_set_reset_reg(struct ath_hal *ah, u32 type) |
| { |
| REG_WRITE(ah, AR_RTC_FORCE_WAKE, |
| AR_RTC_FORCE_WAKE_EN | AR_RTC_FORCE_WAKE_ON_INT); |
| |
| switch (type) { |
| case ATH9K_RESET_POWER_ON: |
| return ath9k_hw_set_reset_power_on(ah); |
| break; |
| case ATH9K_RESET_WARM: |
| case ATH9K_RESET_COLD: |
| return ath9k_hw_set_reset(ah, type); |
| break; |
| default: |
| return false; |
| } |
| } |
| |
| static void ath9k_hw_set_regs(struct ath_hal *ah, struct ath9k_channel *chan, |
| enum ath9k_ht_macmode macmode) |
| { |
| u32 phymode; |
| u32 enableDacFifo = 0; |
| struct ath_hal_5416 *ahp = AH5416(ah); |
| |
| if (AR_SREV_9285_10_OR_LATER(ah)) |
| enableDacFifo = (REG_READ(ah, AR_PHY_TURBO) & |
| AR_PHY_FC_ENABLE_DAC_FIFO); |
| |
| phymode = AR_PHY_FC_HT_EN | AR_PHY_FC_SHORT_GI_40 |
| | AR_PHY_FC_SINGLE_HT_LTF1 | AR_PHY_FC_WALSH | enableDacFifo; |
| |
| if (IS_CHAN_HT40(chan)) { |
| phymode |= AR_PHY_FC_DYN2040_EN; |
| |
| if ((chan->chanmode == CHANNEL_A_HT40PLUS) || |
| (chan->chanmode == CHANNEL_G_HT40PLUS)) |
| phymode |= AR_PHY_FC_DYN2040_PRI_CH; |
| |
| if (ahp->ah_extprotspacing == ATH9K_HT_EXTPROTSPACING_25) |
| phymode |= AR_PHY_FC_DYN2040_EXT_CH; |
| } |
| REG_WRITE(ah, AR_PHY_TURBO, phymode); |
| |
| ath9k_hw_set11nmac2040(ah, macmode); |
| |
| REG_WRITE(ah, AR_GTXTO, 25 << AR_GTXTO_TIMEOUT_LIMIT_S); |
| REG_WRITE(ah, AR_CST, 0xF << AR_CST_TIMEOUT_LIMIT_S); |
| } |
| |
| static bool ath9k_hw_chip_reset(struct ath_hal *ah, |
| struct ath9k_channel *chan) |
| { |
| struct ath_hal_5416 *ahp = AH5416(ah); |
| |
| if (!ath9k_hw_set_reset_reg(ah, ATH9K_RESET_WARM)) |
| return false; |
| |
| if (!ath9k_hw_setpower(ah, ATH9K_PM_AWAKE)) |
| return false; |
| |
| ahp->ah_chipFullSleep = false; |
| |
| ath9k_hw_init_pll(ah, chan); |
| |
| ath9k_hw_set_rfmode(ah, chan); |
| |
| return true; |
| } |
| |
| static bool ath9k_hw_channel_change(struct ath_hal *ah, |
| struct ath9k_channel *chan, |
| enum ath9k_ht_macmode macmode) |
| { |
| u32 synthDelay, qnum; |
| |
| for (qnum = 0; qnum < AR_NUM_QCU; qnum++) { |
| if (ath9k_hw_numtxpending(ah, qnum)) { |
| DPRINTF(ah->ah_sc, ATH_DBG_QUEUE, |
| "Transmit frames pending on queue %d\n", qnum); |
| return false; |
| } |
| } |
| |
| REG_WRITE(ah, AR_PHY_RFBUS_REQ, AR_PHY_RFBUS_REQ_EN); |
| if (!ath9k_hw_wait(ah, AR_PHY_RFBUS_GRANT, AR_PHY_RFBUS_GRANT_EN, |
| AR_PHY_RFBUS_GRANT_EN)) { |
| DPRINTF(ah->ah_sc, ATH_DBG_REG_IO, |
| "Could not kill baseband RX\n"); |
| return false; |
| } |
| |
| ath9k_hw_set_regs(ah, chan, macmode); |
| |
| if (AR_SREV_9280_10_OR_LATER(ah)) { |
| if (!(ath9k_hw_ar9280_set_channel(ah, chan))) { |
| DPRINTF(ah->ah_sc, ATH_DBG_CHANNEL, |
| "failed to set channel\n"); |
| return false; |
| } |
| } else { |
| if (!(ath9k_hw_set_channel(ah, chan))) { |
| DPRINTF(ah->ah_sc, ATH_DBG_CHANNEL, |
| "failed to set channel\n"); |
| return false; |
| } |
| } |
| |
| if (ath9k_hw_set_txpower(ah, chan, |
| ath9k_regd_get_ctl(ah, chan), |
| ath9k_regd_get_antenna_allowed(ah, chan), |
| chan->maxRegTxPower * 2, |
| min((u32) MAX_RATE_POWER, |
| (u32) ah->ah_powerLimit)) != 0) { |
| DPRINTF(ah->ah_sc, ATH_DBG_EEPROM, |
| "error init'ing transmit power\n"); |
| return false; |
| } |
| |
| synthDelay = REG_READ(ah, AR_PHY_RX_DELAY) & AR_PHY_RX_DELAY_DELAY; |
| if (IS_CHAN_B(chan)) |
| synthDelay = (4 * synthDelay) / 22; |
| else |
| synthDelay /= 10; |
| |
| udelay(synthDelay + BASE_ACTIVATE_DELAY); |
| |
| REG_WRITE(ah, AR_PHY_RFBUS_REQ, 0); |
| |
| if (IS_CHAN_OFDM(chan) || IS_CHAN_HT(chan)) |
| ath9k_hw_set_delta_slope(ah, chan); |
| |
| if (AR_SREV_9280_10_OR_LATER(ah)) |
| ath9k_hw_9280_spur_mitigate(ah, chan); |
| else |
| ath9k_hw_spur_mitigate(ah, chan); |
| |
| if (!chan->oneTimeCalsDone) |
| chan->oneTimeCalsDone = true; |
| |
| return true; |
| } |
| |
| static void ath9k_hw_9280_spur_mitigate(struct ath_hal *ah, struct ath9k_channel *chan) |
| { |
| int bb_spur = AR_NO_SPUR; |
| int freq; |
| int bin, cur_bin; |
| int bb_spur_off, spur_subchannel_sd; |
| int spur_freq_sd; |
| int spur_delta_phase; |
| int denominator; |
| int upper, lower, cur_vit_mask; |
| int tmp, newVal; |
| int i; |
| int pilot_mask_reg[4] = { AR_PHY_TIMING7, AR_PHY_TIMING8, |
| AR_PHY_PILOT_MASK_01_30, AR_PHY_PILOT_MASK_31_60 |
| }; |
| int chan_mask_reg[4] = { AR_PHY_TIMING9, AR_PHY_TIMING10, |
| AR_PHY_CHANNEL_MASK_01_30, AR_PHY_CHANNEL_MASK_31_60 |
| }; |
| int inc[4] = { 0, 100, 0, 0 }; |
| struct chan_centers centers; |
| |
| int8_t mask_m[123]; |
| int8_t mask_p[123]; |
| int8_t mask_amt; |
| int tmp_mask; |
| int cur_bb_spur; |
| bool is2GHz = IS_CHAN_2GHZ(chan); |
| |
| memset(&mask_m, 0, sizeof(int8_t) * 123); |
| memset(&mask_p, 0, sizeof(int8_t) * 123); |
| |
| ath9k_hw_get_channel_centers(ah, chan, ¢ers); |
| freq = centers.synth_center; |
| |
| ah->ah_config.spurmode = SPUR_ENABLE_EEPROM; |
| for (i = 0; i < AR_EEPROM_MODAL_SPURS; i++) { |
| cur_bb_spur = ath9k_hw_eeprom_get_spur_chan(ah, i, is2GHz); |
| |
| if (is2GHz) |
| cur_bb_spur = (cur_bb_spur / 10) + AR_BASE_FREQ_2GHZ; |
| else |
| cur_bb_spur = (cur_bb_spur / 10) + AR_BASE_FREQ_5GHZ; |
| |
| if (AR_NO_SPUR == cur_bb_spur) |
| break; |
| cur_bb_spur = cur_bb_spur - freq; |
| |
| if (IS_CHAN_HT40(chan)) { |
| if ((cur_bb_spur > -AR_SPUR_FEEQ_BOUND_HT40) && |
| (cur_bb_spur < AR_SPUR_FEEQ_BOUND_HT40)) { |
| bb_spur = cur_bb_spur; |
| break; |
| } |
| } else if ((cur_bb_spur > -AR_SPUR_FEEQ_BOUND_HT20) && |
| (cur_bb_spur < AR_SPUR_FEEQ_BOUND_HT20)) { |
| bb_spur = cur_bb_spur; |
| break; |
| } |
| } |
| |
| if (AR_NO_SPUR == bb_spur) { |
| REG_CLR_BIT(ah, AR_PHY_FORCE_CLKEN_CCK, |
| AR_PHY_FORCE_CLKEN_CCK_MRC_MUX); |
| return; |
| } else { |
| REG_CLR_BIT(ah, AR_PHY_FORCE_CLKEN_CCK, |
| AR_PHY_FORCE_CLKEN_CCK_MRC_MUX); |
| } |
| |
| bin = bb_spur * 320; |
| |
| tmp = REG_READ(ah, AR_PHY_TIMING_CTRL4(0)); |
| |
| newVal = tmp | (AR_PHY_TIMING_CTRL4_ENABLE_SPUR_RSSI | |
| AR_PHY_TIMING_CTRL4_ENABLE_SPUR_FILTER | |
| AR_PHY_TIMING_CTRL4_ENABLE_CHAN_MASK | |
| AR_PHY_TIMING_CTRL4_ENABLE_PILOT_MASK); |
| REG_WRITE(ah, AR_PHY_TIMING_CTRL4(0), newVal); |
| |
| newVal = (AR_PHY_SPUR_REG_MASK_RATE_CNTL | |
| AR_PHY_SPUR_REG_ENABLE_MASK_PPM | |
| AR_PHY_SPUR_REG_MASK_RATE_SELECT | |
| AR_PHY_SPUR_REG_ENABLE_VIT_SPUR_RSSI | |
| SM(SPUR_RSSI_THRESH, AR_PHY_SPUR_REG_SPUR_RSSI_THRESH)); |
| REG_WRITE(ah, AR_PHY_SPUR_REG, newVal); |
| |
| if (IS_CHAN_HT40(chan)) { |
| if (bb_spur < 0) { |
| spur_subchannel_sd = 1; |
| bb_spur_off = bb_spur + 10; |
| } else { |
| spur_subchannel_sd = 0; |
| bb_spur_off = bb_spur - 10; |
| } |
| } else { |
| spur_subchannel_sd = 0; |
| bb_spur_off = bb_spur; |
| } |
| |
| if (IS_CHAN_HT40(chan)) |
| spur_delta_phase = |
| ((bb_spur * 262144) / |
| 10) & AR_PHY_TIMING11_SPUR_DELTA_PHASE; |
| else |
| spur_delta_phase = |
| ((bb_spur * 524288) / |
| 10) & AR_PHY_TIMING11_SPUR_DELTA_PHASE; |
| |
| denominator = IS_CHAN_2GHZ(chan) ? 44 : 40; |
| spur_freq_sd = ((bb_spur_off * 2048) / denominator) & 0x3ff; |
| |
| newVal = (AR_PHY_TIMING11_USE_SPUR_IN_AGC | |
| SM(spur_freq_sd, AR_PHY_TIMING11_SPUR_FREQ_SD) | |
| SM(spur_delta_phase, AR_PHY_TIMING11_SPUR_DELTA_PHASE)); |
| REG_WRITE(ah, AR_PHY_TIMING11, newVal); |
| |
| newVal = spur_subchannel_sd << AR_PHY_SFCORR_SPUR_SUBCHNL_SD_S; |
| REG_WRITE(ah, AR_PHY_SFCORR_EXT, newVal); |
| |
| cur_bin = -6000; |
| upper = bin + 100; |
| lower = bin - 100; |
| |
| for (i = 0; i < 4; i++) { |
| int pilot_mask = 0; |
| int chan_mask = 0; |
| int bp = 0; |
| for (bp = 0; bp < 30; bp++) { |
| if ((cur_bin > lower) && (cur_bin < upper)) { |
| pilot_mask = pilot_mask | 0x1 << bp; |
| chan_mask = chan_mask | 0x1 << bp; |
| } |
| cur_bin += 100; |
| } |
| cur_bin += inc[i]; |
| REG_WRITE(ah, pilot_mask_reg[i], pilot_mask); |
| REG_WRITE(ah, chan_mask_reg[i], chan_mask); |
| } |
| |
| cur_vit_mask = 6100; |
| upper = bin + 120; |
| lower = bin - 120; |
| |
| for (i = 0; i < 123; i++) { |
| if ((cur_vit_mask > lower) && (cur_vit_mask < upper)) { |
| |
| /* workaround for gcc bug #37014 */ |
| volatile int tmp_v = abs(cur_vit_mask - bin); |
| |
| if (tmp_v < 75) |
| mask_amt = 1; |
| else |
| mask_amt = 0; |
| if (cur_vit_mask < 0) |
| mask_m[abs(cur_vit_mask / 100)] = mask_amt; |
| else |
| mask_p[cur_vit_mask / 100] = mask_amt; |
| } |
| cur_vit_mask -= 100; |
| } |
| |
| tmp_mask = (mask_m[46] << 30) | (mask_m[47] << 28) |
| | (mask_m[48] << 26) | (mask_m[49] << 24) |
| | (mask_m[50] << 22) | (mask_m[51] << 20) |
| | (mask_m[52] << 18) | (mask_m[53] << 16) |
| | (mask_m[54] << 14) | (mask_m[55] << 12) |
| | (mask_m[56] << 10) | (mask_m[57] << 8) |
| | (mask_m[58] << 6) | (mask_m[59] << 4) |
| | (mask_m[60] << 2) | (mask_m[61] << 0); |
| REG_WRITE(ah, AR_PHY_BIN_MASK_1, tmp_mask); |
| REG_WRITE(ah, AR_PHY_VIT_MASK2_M_46_61, tmp_mask); |
| |
| tmp_mask = (mask_m[31] << 28) |
| | (mask_m[32] << 26) | (mask_m[33] << 24) |
| | (mask_m[34] << 22) | (mask_m[35] << 20) |
| | (mask_m[36] << 18) | (mask_m[37] << 16) |
| | (mask_m[48] << 14) | (mask_m[39] << 12) |
| | (mask_m[40] << 10) | (mask_m[41] << 8) |
| | (mask_m[42] << 6) | (mask_m[43] << 4) |
| | (mask_m[44] << 2) | (mask_m[45] << 0); |
| REG_WRITE(ah, AR_PHY_BIN_MASK_2, tmp_mask); |
| REG_WRITE(ah, AR_PHY_MASK2_M_31_45, tmp_mask); |
| |
| tmp_mask = (mask_m[16] << 30) | (mask_m[16] << 28) |
| | (mask_m[18] << 26) | (mask_m[18] << 24) |
| | (mask_m[20] << 22) | (mask_m[20] << 20) |
| | (mask_m[22] << 18) | (mask_m[22] << 16) |
| | (mask_m[24] << 14) | (mask_m[24] << 12) |
| | (mask_m[25] << 10) | (mask_m[26] << 8) |
| | (mask_m[27] << 6) | (mask_m[28] << 4) |
| | (mask_m[29] << 2) | (mask_m[30] << 0); |
| REG_WRITE(ah, AR_PHY_BIN_MASK_3, tmp_mask); |
| REG_WRITE(ah, AR_PHY_MASK2_M_16_30, tmp_mask); |
| |
| tmp_mask = (mask_m[0] << 30) | (mask_m[1] << 28) |
| | (mask_m[2] << 26) | (mask_m[3] << 24) |
| | (mask_m[4] << 22) | (mask_m[5] << 20) |
| | (mask_m[6] << 18) | (mask_m[7] << 16) |
| | (mask_m[8] << 14) | (mask_m[9] << 12) |
| | (mask_m[10] << 10) | (mask_m[11] << 8) |
| | (mask_m[12] << 6) | (mask_m[13] << 4) |
| | (mask_m[14] << 2) | (mask_m[15] << 0); |
| REG_WRITE(ah, AR_PHY_MASK_CTL, tmp_mask); |
| REG_WRITE(ah, AR_PHY_MASK2_M_00_15, tmp_mask); |
| |
| tmp_mask = (mask_p[15] << 28) |
| | (mask_p[14] << 26) | (mask_p[13] << 24) |
| | (mask_p[12] << 22) | (mask_p[11] << 20) |
| | (mask_p[10] << 18) | (mask_p[9] << 16) |
| | (mask_p[8] << 14) | (mask_p[7] << 12) |
| | (mask_p[6] << 10) | (mask_p[5] << 8) |
| | (mask_p[4] << 6) | (mask_p[3] << 4) |
| | (mask_p[2] << 2) | (mask_p[1] << 0); |
| REG_WRITE(ah, AR_PHY_BIN_MASK2_1, tmp_mask); |
| REG_WRITE(ah, AR_PHY_MASK2_P_15_01, tmp_mask); |
| |
| tmp_mask = (mask_p[30] << 28) |
| | (mask_p[29] << 26) | (mask_p[28] << 24) |
| | (mask_p[27] << 22) | (mask_p[26] << 20) |
| | (mask_p[25] << 18) | (mask_p[24] << 16) |
| | (mask_p[23] << 14) | (mask_p[22] << 12) |
| | (mask_p[21] << 10) | (mask_p[20] << 8) |
| | (mask_p[19] << 6) | (mask_p[18] << 4) |
| | (mask_p[17] << 2) | (mask_p[16] << 0); |
| REG_WRITE(ah, AR_PHY_BIN_MASK2_2, tmp_mask); |
| REG_WRITE(ah, AR_PHY_MASK2_P_30_16, tmp_mask); |
| |
| tmp_mask = (mask_p[45] << 28) |
| | (mask_p[44] << 26) | (mask_p[43] << 24) |
| | (mask_p[42] << 22) | (mask_p[41] << 20) |
| | (mask_p[40] << 18) | (mask_p[39] << 16) |
| | (mask_p[38] << 14) | (mask_p[37] << 12) |
| | (mask_p[36] << 10) | (mask_p[35] << 8) |
| | (mask_p[34] << 6) | (mask_p[33] << 4) |
| | (mask_p[32] << 2) | (mask_p[31] << 0); |
| REG_WRITE(ah, AR_PHY_BIN_MASK2_3, tmp_mask); |
| REG_WRITE(ah, AR_PHY_MASK2_P_45_31, tmp_mask); |
| |
| tmp_mask = (mask_p[61] << 30) | (mask_p[60] << 28) |
| | (mask_p[59] << 26) | (mask_p[58] << 24) |
| | (mask_p[57] << 22) | (mask_p[56] << 20) |
| | (mask_p[55] << 18) | (mask_p[54] << 16) |
| | (mask_p[53] << 14) | (mask_p[52] << 12) |
| | (mask_p[51] << 10) | (mask_p[50] << 8) |
| | (mask_p[49] << 6) | (mask_p[48] << 4) |
| | (mask_p[47] << 2) | (mask_p[46] << 0); |
| REG_WRITE(ah, AR_PHY_BIN_MASK2_4, tmp_mask); |
| REG_WRITE(ah, AR_PHY_MASK2_P_61_45, tmp_mask); |
| } |
| |
| static void ath9k_hw_spur_mitigate(struct ath_hal *ah, struct ath9k_channel *chan) |
| { |
| int bb_spur = AR_NO_SPUR; |
| int bin, cur_bin; |
| int spur_freq_sd; |
| int spur_delta_phase; |
| int denominator; |
| int upper, lower, cur_vit_mask; |
| int tmp, new; |
| int i; |
| int pilot_mask_reg[4] = { AR_PHY_TIMING7, AR_PHY_TIMING8, |
| AR_PHY_PILOT_MASK_01_30, AR_PHY_PILOT_MASK_31_60 |
| }; |
| int chan_mask_reg[4] = { AR_PHY_TIMING9, AR_PHY_TIMING10, |
| AR_PHY_CHANNEL_MASK_01_30, AR_PHY_CHANNEL_MASK_31_60 |
| }; |
| int inc[4] = { 0, 100, 0, 0 }; |
| |
| int8_t mask_m[123]; |
| int8_t mask_p[123]; |
| int8_t mask_amt; |
| int tmp_mask; |
| int cur_bb_spur; |
| bool is2GHz = IS_CHAN_2GHZ(chan); |
| |
| memset(&mask_m, 0, sizeof(int8_t) * 123); |
| memset(&mask_p, 0, sizeof(int8_t) * 123); |
| |
| for (i = 0; i < AR_EEPROM_MODAL_SPURS; i++) { |
| cur_bb_spur = ath9k_hw_eeprom_get_spur_chan(ah, i, is2GHz); |
| if (AR_NO_SPUR == cur_bb_spur) |
| break; |
| cur_bb_spur = cur_bb_spur - (chan->channel * 10); |
| if ((cur_bb_spur > -95) && (cur_bb_spur < 95)) { |
| bb_spur = cur_bb_spur; |
| break; |
| } |
| } |
| |
| if (AR_NO_SPUR == bb_spur) |
| return; |
| |
| bin = bb_spur * 32; |
| |
| tmp = REG_READ(ah, AR_PHY_TIMING_CTRL4(0)); |
| new = tmp | (AR_PHY_TIMING_CTRL4_ENABLE_SPUR_RSSI | |
| AR_PHY_TIMING_CTRL4_ENABLE_SPUR_FILTER | |
| AR_PHY_TIMING_CTRL4_ENABLE_CHAN_MASK | |
| AR_PHY_TIMING_CTRL4_ENABLE_PILOT_MASK); |
| |
| REG_WRITE(ah, AR_PHY_TIMING_CTRL4(0), new); |
| |
| new = (AR_PHY_SPUR_REG_MASK_RATE_CNTL | |
| AR_PHY_SPUR_REG_ENABLE_MASK_PPM | |
| AR_PHY_SPUR_REG_MASK_RATE_SELECT | |
| AR_PHY_SPUR_REG_ENABLE_VIT_SPUR_RSSI | |
| SM(SPUR_RSSI_THRESH, AR_PHY_SPUR_REG_SPUR_RSSI_THRESH)); |
| REG_WRITE(ah, AR_PHY_SPUR_REG, new); |
| |
| spur_delta_phase = ((bb_spur * 524288) / 100) & |
| AR_PHY_TIMING11_SPUR_DELTA_PHASE; |
| |
| denominator = IS_CHAN_2GHZ(chan) ? 440 : 400; |
| spur_freq_sd = ((bb_spur * 2048) / denominator) & 0x3ff; |
| |
| new = (AR_PHY_TIMING11_USE_SPUR_IN_AGC | |
| SM(spur_freq_sd, AR_PHY_TIMING11_SPUR_FREQ_SD) | |
| SM(spur_delta_phase, AR_PHY_TIMING11_SPUR_DELTA_PHASE)); |
| REG_WRITE(ah, AR_PHY_TIMING11, new); |
| |
| cur_bin = -6000; |
| upper = bin + 100; |
| lower = bin - 100; |
| |
| for (i = 0; i < 4; i++) { |
| int pilot_mask = 0; |
| int chan_mask = 0; |
| int bp = 0; |
| for (bp = 0; bp < 30; bp++) { |
| if ((cur_bin > lower) && (cur_bin < upper)) { |
| pilot_mask = pilot_mask | 0x1 << bp; |
| chan_mask = chan_mask | 0x1 << bp; |
| } |
| cur_bin += 100; |
| } |
| cur_bin += inc[i]; |
| REG_WRITE(ah, pilot_mask_reg[i], pilot_mask); |
| REG_WRITE(ah, chan_mask_reg[i], chan_mask); |
| } |
| |
| cur_vit_mask = 6100; |
| upper = bin + 120; |
| lower = bin - 120; |
| |
| for (i = 0; i < 123; i++) { |
| if ((cur_vit_mask > lower) && (cur_vit_mask < upper)) { |
| |
| /* workaround for gcc bug #37014 */ |
| volatile int tmp_v = abs(cur_vit_mask - bin); |
| |
| if (tmp_v < 75) |
| mask_amt = 1; |
| else |
| mask_amt = 0; |
| if (cur_vit_mask < 0) |
| mask_m[abs(cur_vit_mask / 100)] = mask_amt; |
| else |
| mask_p[cur_vit_mask / 100] = mask_amt; |
| } |
| cur_vit_mask -= 100; |
| } |
| |
| tmp_mask = (mask_m[46] << 30) | (mask_m[47] << 28) |
| | (mask_m[48] << 26) | (mask_m[49] << 24) |
| | (mask_m[50] << 22) | (mask_m[51] << 20) |
| | (mask_m[52] << 18) | (mask_m[53] << 16) |
| | (mask_m[54] << 14) | (mask_m[55] << 12) |
| | (mask_m[56] << 10) | (mask_m[57] << 8) |
| | (mask_m[58] << 6) | (mask_m[59] << 4) |
| | (mask_m[60] << 2) | (mask_m[61] << 0); |
| REG_WRITE(ah, AR_PHY_BIN_MASK_1, tmp_mask); |
| REG_WRITE(ah, AR_PHY_VIT_MASK2_M_46_61, tmp_mask); |
| |
| tmp_mask = (mask_m[31] << 28) |
| | (mask_m[32] << 26) | (mask_m[33] << 24) |
| | (mask_m[34] << 22) | (mask_m[35] << 20) |
| | (mask_m[36] << 18) | (mask_m[37] << 16) |
| | (mask_m[48] << 14) | (mask_m[39] << 12) |
| | (mask_m[40] << 10) | (mask_m[41] << 8) |
| | (mask_m[42] << 6) | (mask_m[43] << 4) |
| | (mask_m[44] << 2) | (mask_m[45] << 0); |
| REG_WRITE(ah, AR_PHY_BIN_MASK_2, tmp_mask); |
| REG_WRITE(ah, AR_PHY_MASK2_M_31_45, tmp_mask); |
| |
| tmp_mask = (mask_m[16] << 30) | (mask_m[16] << 28) |
| | (mask_m[18] << 26) | (mask_m[18] << 24) |
| | (mask_m[20] << 22) | (mask_m[20] << 20) |
| | (mask_m[22] << 18) | (mask_m[22] << 16) |
| | (mask_m[24] << 14) | (mask_m[24] << 12) |
| | (mask_m[25] << 10) | (mask_m[26] << 8) |
| | (mask_m[27] << 6) | (mask_m[28] << 4) |
| | (mask_m[29] << 2) | (mask_m[30] << 0); |
| REG_WRITE(ah, AR_PHY_BIN_MASK_3, tmp_mask); |
| REG_WRITE(ah, AR_PHY_MASK2_M_16_30, tmp_mask); |
| |
| tmp_mask = (mask_m[0] << 30) | (mask_m[1] << 28) |
| | (mask_m[2] << 26) | (mask_m[3] << 24) |
| | (mask_m[4] << 22) | (mask_m[5] << 20) |
| | (mask_m[6] << 18) | (mask_m[7] << 16) |
| | (mask_m[8] << 14) | (mask_m[9] << 12) |
| | (mask_m[10] << 10) | (mask_m[11] << 8) |
| | (mask_m[12] << 6) | (mask_m[13] << 4) |
| | (mask_m[14] << 2) | (mask_m[15] << 0); |
| REG_WRITE(ah, AR_PHY_MASK_CTL, tmp_mask); |
| REG_WRITE(ah, AR_PHY_MASK2_M_00_15, tmp_mask); |
| |
| tmp_mask = (mask_p[15] << 28) |
| | (mask_p[14] << 26) | (mask_p[13] << 24) |
| | (mask_p[12] << 22) | (mask_p[11] << 20) |
| | (mask_p[10] << 18) | (mask_p[9] << 16) |
| | (mask_p[8] << 14) | (mask_p[7] << 12) |
| | (mask_p[6] << 10) | (mask_p[5] << 8) |
| | (mask_p[4] << 6) | (mask_p[3] << 4) |
| | (mask_p[2] << 2) | (mask_p[1] << 0); |
| REG_WRITE(ah, AR_PHY_BIN_MASK2_1, tmp_mask); |
| REG_WRITE(ah, AR_PHY_MASK2_P_15_01, tmp_mask); |
| |
| tmp_mask = (mask_p[30] << 28) |
| | (mask_p[29] << 26) | (mask_p[28] << 24) |
| | (mask_p[27] << 22) | (mask_p[26] << 20) |
| | (mask_p[25] << 18) | (mask_p[24] << 16) |
| | (mask_p[23] << 14) | (mask_p[22] << 12) |
| | (mask_p[21] << 10) | (mask_p[20] << 8) |
| | (mask_p[19] << 6) | (mask_p[18] << 4) |
| | (mask_p[17] << 2) | (mask_p[16] << 0); |
| REG_WRITE(ah, AR_PHY_BIN_MASK2_2, tmp_mask); |
| REG_WRITE(ah, AR_PHY_MASK2_P_30_16, tmp_mask); |
| |
| tmp_mask = (mask_p[45] << 28) |
| | (mask_p[44] << 26) | (mask_p[43] << 24) |
| | (mask_p[42] << 22) | (mask_p[41] << 20) |
| | (mask_p[40] << 18) | (mask_p[39] << 16) |
| | (mask_p[38] << 14) | (mask_p[37] << 12) |
| | (mask_p[36] << 10) | (mask_p[35] << 8) |
| | (mask_p[34] << 6) | (mask_p[33] << 4) |
| | (mask_p[32] << 2) | (mask_p[31] << 0); |
| REG_WRITE(ah, AR_PHY_BIN_MASK2_3, tmp_mask); |
| REG_WRITE(ah, AR_PHY_MASK2_P_45_31, tmp_mask); |
| |
| tmp_mask = (mask_p[61] << 30) | (mask_p[60] << 28) |
| | (mask_p[59] << 26) | (mask_p[58] << 24) |
| | (mask_p[57] << 22) | (mask_p[56] << 20) |
| | (mask_p[55] << 18) | (mask_p[54] << 16) |
| | (mask_p[53] << 14) | (mask_p[52] << 12) |
| | (mask_p[51] << 10) | (mask_p[50] << 8) |
| | (mask_p[49] << 6) | (mask_p[48] << 4) |
| | (mask_p[47] << 2) | (mask_p[46] << 0); |
| REG_WRITE(ah, AR_PHY_BIN_MASK2_4, tmp_mask); |
| REG_WRITE(ah, AR_PHY_MASK2_P_61_45, tmp_mask); |
| } |
| |
| int ath9k_hw_reset(struct ath_hal *ah, struct ath9k_channel *chan, |
| bool bChannelChange) |
| { |
| u32 saveLedState; |
| struct ath_softc *sc = ah->ah_sc; |
| struct ath_hal_5416 *ahp = AH5416(ah); |
| struct ath9k_channel *curchan = ah->ah_curchan; |
| u32 saveDefAntenna; |
| u32 macStaId1; |
| int i, rx_chainmask, r; |
| |
| ahp->ah_extprotspacing = sc->sc_ht_extprotspacing; |
| ahp->ah_txchainmask = sc->sc_tx_chainmask; |
| ahp->ah_rxchainmask = sc->sc_rx_chainmask; |
| |
| if (AR_SREV_9280(ah)) { |
| ahp->ah_txchainmask &= 0x3; |
| ahp->ah_rxchainmask &= 0x3; |
| } |
| |
| if (ath9k_regd_check_channel(ah, chan) == NULL) { |
| DPRINTF(ah->ah_sc, ATH_DBG_CHANNEL, |
| "invalid channel %u/0x%x; no mapping\n", |
| chan->channel, chan->channelFlags); |
| return -EINVAL; |
| } |
| |
| if (!ath9k_hw_setpower(ah, ATH9K_PM_AWAKE)) |
| return -EIO; |
| |
| if (curchan) |
| ath9k_hw_getnf(ah, curchan); |
| |
| if (bChannelChange && |
| (ahp->ah_chipFullSleep != true) && |
| (ah->ah_curchan != NULL) && |
| (chan->channel != ah->ah_curchan->channel) && |
| ((chan->channelFlags & CHANNEL_ALL) == |
| (ah->ah_curchan->channelFlags & CHANNEL_ALL)) && |
| (!AR_SREV_9280(ah) || (!IS_CHAN_A_5MHZ_SPACED(chan) && |
| !IS_CHAN_A_5MHZ_SPACED(ah->ah_curchan)))) { |
| |
| if (ath9k_hw_channel_change(ah, chan, sc->tx_chan_width)) { |
| ath9k_hw_loadnf(ah, ah->ah_curchan); |
| ath9k_hw_start_nfcal(ah); |
| return 0; |
| } |
| } |
| |
| saveDefAntenna = REG_READ(ah, AR_DEF_ANTENNA); |
| if (saveDefAntenna == 0) |
| saveDefAntenna = 1; |
| |
| macStaId1 = REG_READ(ah, AR_STA_ID1) & AR_STA_ID1_BASE_RATE_11B; |
| |
| saveLedState = 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); |
| |
| ath9k_hw_mark_phy_inactive(ah); |
| |
| if (!ath9k_hw_chip_reset(ah, chan)) { |
| DPRINTF(ah->ah_sc, ATH_DBG_RESET, "chip reset failed\n"); |
| return -EINVAL; |
| } |
| |
| if (AR_SREV_9280(ah)) { |
| REG_SET_BIT(ah, AR_GPIO_INPUT_EN_VAL, |
| AR_GPIO_JTAG_DISABLE); |
| |
| if (test_bit(ATH9K_MODE_11A, ah->ah_caps.wireless_modes)) { |
| if (IS_CHAN_5GHZ(chan)) |
| ath9k_hw_set_gpio(ah, 9, 0); |
| else |
| ath9k_hw_set_gpio(ah, 9, 1); |
| } |
| ath9k_hw_cfg_output(ah, 9, AR_GPIO_OUTPUT_MUX_AS_OUTPUT); |
| } |
| |
| r = ath9k_hw_process_ini(ah, chan, sc->tx_chan_width); |
| if (r) |
| return r; |
| |
| /* Setup MFP options for CCMP */ |
| if (AR_SREV_9280_20_OR_LATER(ah)) { |
| /* Mask Retry(b11), PwrMgt(b12), MoreData(b13) to 0 in mgmt |
| * frames when constructing CCMP AAD. */ |
| REG_RMW_FIELD(ah, AR_AES_MUTE_MASK1, AR_AES_MUTE_MASK1_FC_MGMT, |
| 0xc7ff); |
| ah->sw_mgmt_crypto = false; |
| } else if (AR_SREV_9160_10_OR_LATER(ah)) { |
| /* Disable hardware crypto for management frames */ |
| REG_CLR_BIT(ah, AR_PCU_MISC_MODE2, |
| AR_PCU_MISC_MODE2_MGMT_CRYPTO_ENABLE); |
| REG_SET_BIT(ah, AR_PCU_MISC_MODE2, |
| AR_PCU_MISC_MODE2_NO_CRYPTO_FOR_NON_DATA_PKT); |
| ah->sw_mgmt_crypto = true; |
| } else |
| ah->sw_mgmt_crypto = true; |
| |
| if (IS_CHAN_OFDM(chan) || IS_CHAN_HT(chan)) |
| ath9k_hw_set_delta_slope(ah, chan); |
| |
| if (AR_SREV_9280_10_OR_LATER(ah)) |
| ath9k_hw_9280_spur_mitigate(ah, chan); |
| else |
| ath9k_hw_spur_mitigate(ah, chan); |
| |
| if (!ath9k_hw_eeprom_set_board_values(ah, chan)) { |
| DPRINTF(ah->ah_sc, ATH_DBG_EEPROM, |
| "error setting board options\n"); |
| return -EIO; |
| } |
| |
| ath9k_hw_decrease_chain_power(ah, chan); |
| |
| REG_WRITE(ah, AR_STA_ID0, get_unaligned_le32(ahp->ah_macaddr)); |
| REG_WRITE(ah, AR_STA_ID1, get_unaligned_le16(ahp->ah_macaddr + 4) |
| | macStaId1 |
| | AR_STA_ID1_RTS_USE_DEF |
| | (ah->ah_config. |
| ack_6mb ? AR_STA_ID1_ACKCTS_6MB : 0) |
| | ahp->ah_staId1Defaults); |
| ath9k_hw_set_operating_mode(ah, ah->ah_opmode); |
| |
| REG_WRITE(ah, AR_BSSMSKL, get_unaligned_le32(ahp->ah_bssidmask)); |
| REG_WRITE(ah, AR_BSSMSKU, get_unaligned_le16(ahp->ah_bssidmask + 4)); |
| |
| REG_WRITE(ah, AR_DEF_ANTENNA, saveDefAntenna); |
| |
| REG_WRITE(ah, AR_BSS_ID0, get_unaligned_le32(ahp->ah_bssid)); |
| REG_WRITE(ah, AR_BSS_ID1, get_unaligned_le16(ahp->ah_bssid + 4) | |
| ((ahp->ah_assocId & 0x3fff) << AR_BSS_ID1_AID_S)); |
| |
| REG_WRITE(ah, AR_ISR, ~0); |
| |
| REG_WRITE(ah, AR_RSSI_THR, INIT_RSSI_THR); |
| |
| if (AR_SREV_9280_10_OR_LATER(ah)) { |
| if (!(ath9k_hw_ar9280_set_channel(ah, chan))) |
| return -EIO; |
| } else { |
| if (!(ath9k_hw_set_channel(ah, chan))) |
| return -EIO; |
| } |
| |
| for (i = 0; i < AR_NUM_DCU; i++) |
| REG_WRITE(ah, AR_DQCUMASK(i), 1 << i); |
| |
| ahp->ah_intrTxqs = 0; |
| for (i = 0; i < ah->ah_caps.total_queues; i++) |
| ath9k_hw_resettxqueue(ah, i); |
| |
| ath9k_hw_init_interrupt_masks(ah, ah->ah_opmode); |
| ath9k_hw_init_qos(ah); |
| |
| #if defined(CONFIG_RFKILL) || defined(CONFIG_RFKILL_MODULE) |
| if (ah->ah_caps.hw_caps & ATH9K_HW_CAP_RFSILENT) |
| ath9k_enable_rfkill(ah); |
| #endif |
| ath9k_hw_init_user_settings(ah); |
| |
| REG_WRITE(ah, AR_STA_ID1, |
| REG_READ(ah, AR_STA_ID1) | AR_STA_ID1_PRESERVE_SEQNUM); |
| |
| ath9k_hw_set_dma(ah); |
| |
| REG_WRITE(ah, AR_OBS, 8); |
| |
| if (ahp->ah_intrMitigation) { |
| |
| REG_RMW_FIELD(ah, AR_RIMT, AR_RIMT_LAST, 500); |
| REG_RMW_FIELD(ah, AR_RIMT, AR_RIMT_FIRST, 2000); |
| } |
| |
| ath9k_hw_init_bb(ah, chan); |
| |
| if (!ath9k_hw_init_cal(ah, chan)) |
| return -EIO;; |
| |
| rx_chainmask = ahp->ah_rxchainmask; |
| if ((rx_chainmask == 0x5) || (rx_chainmask == 0x3)) { |
| REG_WRITE(ah, AR_PHY_RX_CHAINMASK, rx_chainmask); |
| REG_WRITE(ah, AR_PHY_CAL_CHAINMASK, rx_chainmask); |
| } |
| |
| REG_WRITE(ah, AR_CFG_LED, saveLedState | AR_CFG_SCLK_32KHZ); |
| |
| if (AR_SREV_9100(ah)) { |
| u32 mask; |
| mask = REG_READ(ah, AR_CFG); |
| if (mask & (AR_CFG_SWRB | AR_CFG_SWTB | AR_CFG_SWRG)) { |
| DPRINTF(ah->ah_sc, ATH_DBG_RESET, |
| "CFG Byte Swap Set 0x%x\n", mask); |
| } else { |
| mask = |
| INIT_CONFIG_STATUS | AR_CFG_SWRB | AR_CFG_SWTB; |
| REG_WRITE(ah, AR_CFG, mask); |
| DPRINTF(ah->ah_sc, ATH_DBG_RESET, |
| "Setting CFG 0x%x\n", REG_READ(ah, AR_CFG)); |
| } |
| } else { |
| #ifdef __BIG_ENDIAN |
| REG_WRITE(ah, AR_CFG, AR_CFG_SWTD | AR_CFG_SWRD); |
| #endif |
| } |
| |
| return 0; |
| } |
| |
| /************************/ |
| /* Key Cache Management */ |
| /************************/ |
| |
| bool ath9k_hw_keyreset(struct ath_hal *ah, u16 entry) |
| { |
| u32 keyType; |
| |
| if (entry >= ah->ah_caps.keycache_size) { |
| DPRINTF(ah->ah_sc, ATH_DBG_KEYCACHE, |
| "entry %u out of range\n", entry); |
| return false; |
| } |
| |
| keyType = REG_READ(ah, AR_KEYTABLE_TYPE(entry)); |
| |
| REG_WRITE(ah, AR_KEYTABLE_KEY0(entry), 0); |
| REG_WRITE(ah, AR_KEYTABLE_KEY1(entry), 0); |
| REG_WRITE(ah, AR_KEYTABLE_KEY2(entry), 0); |
| REG_WRITE(ah, AR_KEYTABLE_KEY3(entry), 0); |
| REG_WRITE(ah, AR_KEYTABLE_KEY4(entry), 0); |
| REG_WRITE(ah, AR_KEYTABLE_TYPE(entry), AR_KEYTABLE_TYPE_CLR); |
| REG_WRITE(ah, AR_KEYTABLE_MAC0(entry), 0); |
| REG_WRITE(ah, AR_KEYTABLE_MAC1(entry), 0); |
| |
| if (keyType == AR_KEYTABLE_TYPE_TKIP && ATH9K_IS_MIC_ENABLED(ah)) { |
| u16 micentry = entry + 64; |
| |
| REG_WRITE(ah, AR_KEYTABLE_KEY0(micentry), 0); |
| REG_WRITE(ah, AR_KEYTABLE_KEY1(micentry), 0); |
| REG_WRITE(ah, AR_KEYTABLE_KEY2(micentry), 0); |
| REG_WRITE(ah, AR_KEYTABLE_KEY3(micentry), 0); |
| |
| } |
| |
| if (ah->ah_curchan == NULL) |
| return true; |
| |
| return true; |
| } |
| |
| bool ath9k_hw_keysetmac(struct ath_hal *ah, u16 entry, const u8 *mac) |
| { |
| u32 macHi, macLo; |
| |
| if (entry >= ah->ah_caps.keycache_size) { |
| DPRINTF(ah->ah_sc, ATH_DBG_KEYCACHE, |
| "entry %u out of range\n", entry); |
| return false; |
| } |
| |
| if (mac != NULL) { |
| macHi = (mac[5] << 8) | mac[4]; |
| macLo = (mac[3] << 24) | |
| (mac[2] << 16) | |
| (mac[1] << 8) | |
| mac[0]; |
| macLo >>= 1; |
| macLo |= (macHi & 1) << 31; |
| macHi >>= 1; |
| } else { |
| macLo = macHi = 0; |
| } |
| REG_WRITE(ah, AR_KEYTABLE_MAC0(entry), macLo); |
| REG_WRITE(ah, AR_KEYTABLE_MAC1(entry), macHi | AR_KEYTABLE_VALID); |
| |
| return true; |
| } |
| |
| bool ath9k_hw_set_keycache_entry(struct ath_hal *ah, u16 entry, |
| const struct ath9k_keyval *k, |
| const u8 *mac, int xorKey) |
| { |
| const struct ath9k_hw_capabilities *pCap = &ah->ah_caps; |
| u32 key0, key1, key2, key3, key4; |
| u32 keyType; |
| u32 xorMask = xorKey ? |
| (ATH9K_KEY_XOR << 24 | ATH9K_KEY_XOR << 16 | ATH9K_KEY_XOR << 8 |
| | ATH9K_KEY_XOR) : 0; |
| struct ath_hal_5416 *ahp = AH5416(ah); |
| |
| if (entry >= pCap->keycache_size) { |
| DPRINTF(ah->ah_sc, ATH_DBG_KEYCACHE, |
| "entry %u out of range\n", entry); |
| return false; |
| } |
| |
| switch (k->kv_type) { |
| case ATH9K_CIPHER_AES_OCB: |
| keyType = AR_KEYTABLE_TYPE_AES; |
| break; |
| case ATH9K_CIPHER_AES_CCM: |
| if (!(pCap->hw_caps & ATH9K_HW_CAP_CIPHER_AESCCM)) { |
| DPRINTF(ah->ah_sc, ATH_DBG_KEYCACHE, |
| "AES-CCM not supported by mac rev 0x%x\n", |
| ah->ah_macRev); |
| return false; |
| } |
| keyType = AR_KEYTABLE_TYPE_CCM; |
| break; |
| case ATH9K_CIPHER_TKIP: |
| keyType = AR_KEYTABLE_TYPE_TKIP; |
| if (ATH9K_IS_MIC_ENABLED(ah) |
| && entry + 64 >= pCap->keycache_size) { |
| DPRINTF(ah->ah_sc, ATH_DBG_KEYCACHE, |
| "entry %u inappropriate for TKIP\n", entry); |
| return false; |
| } |
| break; |
| case ATH9K_CIPHER_WEP: |
| if (k->kv_len < LEN_WEP40) { |
| DPRINTF(ah->ah_sc, ATH_DBG_KEYCACHE, |
| "WEP key length %u too small\n", k->kv_len); |
| return false; |
| } |
| if (k->kv_len <= LEN_WEP40) |
| keyType = AR_KEYTABLE_TYPE_40; |
| else if (k->kv_len <= LEN_WEP104) |
| keyType = AR_KEYTABLE_TYPE_104; |
| else |
| keyType = AR_KEYTABLE_TYPE_128; |
| break; |
| case ATH9K_CIPHER_CLR: |
| keyType = AR_KEYTABLE_TYPE_CLR; |
| break; |
| default: |
| DPRINTF(ah->ah_sc, ATH_DBG_KEYCACHE, |
| "cipher %u not supported\n", k->kv_type); |
| return false; |
| } |
| |
| key0 = get_unaligned_le32(k->kv_val + 0) ^ xorMask; |
| key1 = (get_unaligned_le16(k->kv_val + 4) ^ xorMask) & 0xffff; |
| key2 = get_unaligned_le32(k->kv_val + 6) ^ xorMask; |
| key3 = (get_unaligned_le16(k->kv_val + 10) ^ xorMask) & 0xffff; |
| key4 = get_unaligned_le32(k->kv_val + 12) ^ xorMask; |
| if (k->kv_len <= LEN_WEP104) |
| key4 &= 0xff; |
| |
| if (keyType == AR_KEYTABLE_TYPE_TKIP && ATH9K_IS_MIC_ENABLED(ah)) { |
| u16 micentry = entry + 64; |
| |
| REG_WRITE(ah, AR_KEYTABLE_KEY0(entry), ~key0); |
| REG_WRITE(ah, AR_KEYTABLE_KEY1(entry), ~key1); |
| REG_WRITE(ah, AR_KEYTABLE_KEY2(entry), key2); |
| REG_WRITE(ah, AR_KEYTABLE_KEY3(entry), key3); |
| REG_WRITE(ah, AR_KEYTABLE_KEY4(entry), key4); |
| REG_WRITE(ah, AR_KEYTABLE_TYPE(entry), keyType); |
| (void) ath9k_hw_keysetmac(ah, entry, mac); |
| |
| if (ahp->ah_miscMode & AR_PCU_MIC_NEW_LOC_ENA) { |
| u32 mic0, mic1, mic2, mic3, mic4; |
| |
| mic0 = get_unaligned_le32(k->kv_mic + 0); |
| mic2 = get_unaligned_le32(k->kv_mic + 4); |
| mic1 = get_unaligned_le16(k->kv_txmic + 2) & 0xffff; |
| mic3 = get_unaligned_le16(k->kv_txmic + 0) & 0xffff; |
| mic4 = get_unaligned_le32(k->kv_txmic + 4); |
| REG_WRITE(ah, AR_KEYTABLE_KEY0(micentry), mic0); |
| REG_WRITE(ah, AR_KEYTABLE_KEY1(micentry), mic1); |
| REG_WRITE(ah, AR_KEYTABLE_KEY2(micentry), mic2); |
| REG_WRITE(ah, AR_KEYTABLE_KEY3(micentry), mic3); |
| REG_WRITE(ah, AR_KEYTABLE_KEY4(micentry), mic4); |
| REG_WRITE(ah, AR_KEYTABLE_TYPE(micentry), |
| AR_KEYTABLE_TYPE_CLR); |
| |
| } else { |
| u32 mic0, mic2; |
| |
| mic0 = get_unaligned_le32(k->kv_mic + 0); |
| mic2 = get_unaligned_le32(k->kv_mic + 4); |
| REG_WRITE(ah, AR_KEYTABLE_KEY0(micentry), mic0); |
| REG_WRITE(ah, AR_KEYTABLE_KEY1(micentry), 0); |
| REG_WRITE(ah, AR_KEYTABLE_KEY2(micentry), mic2); |
| REG_WRITE(ah, AR_KEYTABLE_KEY3(micentry), 0); |
| REG_WRITE(ah, AR_KEYTABLE_KEY4(micentry), 0); |
| REG_WRITE(ah, AR_KEYTABLE_TYPE(micentry), |
| AR_KEYTABLE_TYPE_CLR); |
| } |
| REG_WRITE(ah, AR_KEYTABLE_MAC0(micentry), 0); |
| REG_WRITE(ah, AR_KEYTABLE_MAC1(micentry), 0); |
| REG_WRITE(ah, AR_KEYTABLE_KEY0(entry), key0); |
| REG_WRITE(ah, AR_KEYTABLE_KEY1(entry), key1); |
| } else { |
| REG_WRITE(ah, AR_KEYTABLE_KEY0(entry), key0); |
| REG_WRITE(ah, AR_KEYTABLE_KEY1(entry), key1); |
| REG_WRITE(ah, AR_KEYTABLE_KEY2(entry), key2); |
| REG_WRITE(ah, AR_KEYTABLE_KEY3(entry), key3); |
| REG_WRITE(ah, AR_KEYTABLE_KEY4(entry), key4); |
| REG_WRITE(ah, AR_KEYTABLE_TYPE(entry), keyType); |
| |
| (void) ath9k_hw_keysetmac(ah, entry, mac); |
| } |
| |
| if (ah->ah_curchan == NULL) |
| return true; |
| |
| return true; |
| } |
| |
| bool ath9k_hw_keyisvalid(struct ath_hal *ah, u16 entry) |
| { |
| if (entry < ah->ah_caps.keycache_size) { |
| u32 val = REG_READ(ah, AR_KEYTABLE_MAC1(entry)); |
| if (val & AR_KEYTABLE_VALID) |
| return true; |
| } |
| return false; |
| } |
| |
| /******************************/ |
| /* Power Management (Chipset) */ |
| /******************************/ |
| |
| static void ath9k_set_power_sleep(struct ath_hal *ah, int setChip) |
| { |
| REG_SET_BIT(ah, AR_STA_ID1, AR_STA_ID1_PWR_SAV); |
| if (setChip) { |
| REG_CLR_BIT(ah, AR_RTC_FORCE_WAKE, |
| AR_RTC_FORCE_WAKE_EN); |
| if (!AR_SREV_9100(ah)) |
| REG_WRITE(ah, AR_RC, AR_RC_AHB | AR_RC_HOSTIF); |
| |
| REG_CLR_BIT(ah, (AR_RTC_RESET), |
| AR_RTC_RESET_EN); |
| } |
| } |
| |
| static void ath9k_set_power_network_sleep(struct ath_hal *ah, int setChip) |
| { |
| REG_SET_BIT(ah, AR_STA_ID1, AR_STA_ID1_PWR_SAV); |
| if (setChip) { |
| struct ath9k_hw_capabilities *pCap = &ah->ah_caps; |
| |
| if (!(pCap->hw_caps & ATH9K_HW_CAP_AUTOSLEEP)) { |
| REG_WRITE(ah, AR_RTC_FORCE_WAKE, |
| AR_RTC_FORCE_WAKE_ON_INT); |
| } else { |
| REG_CLR_BIT(ah, AR_RTC_FORCE_WAKE, |
| AR_RTC_FORCE_WAKE_EN); |
| } |
| } |
| } |
| |
| static bool ath9k_hw_set_power_awake(struct ath_hal *ah, |
| int setChip) |
| { |
| u32 val; |
| int i; |
| |
| if (setChip) { |
| if ((REG_READ(ah, AR_RTC_STATUS) & |
| AR_RTC_STATUS_M) == AR_RTC_STATUS_SHUTDOWN) { |
| if (ath9k_hw_set_reset_reg(ah, |
| ATH9K_RESET_POWER_ON) != true) { |
| return false; |
| } |
| } |
| if (AR_SREV_9100(ah)) |
| REG_SET_BIT(ah, AR_RTC_RESET, |
| AR_RTC_RESET_EN); |
| |
| REG_SET_BIT(ah, AR_RTC_FORCE_WAKE, |
| AR_RTC_FORCE_WAKE_EN); |
| udelay(50); |
| |
| for (i = POWER_UP_TIME / 50; i > 0; i--) { |
| val = REG_READ(ah, AR_RTC_STATUS) & AR_RTC_STATUS_M; |
| if (val == AR_RTC_STATUS_ON) |
| break; |
| udelay(50); |
| REG_SET_BIT(ah, AR_RTC_FORCE_WAKE, |
| AR_RTC_FORCE_WAKE_EN); |
| } |
| if (i == 0) { |
| DPRINTF(ah->ah_sc, ATH_DBG_POWER_MGMT, |
| "Failed to wakeup in %uus\n", POWER_UP_TIME / 20); |
| return false; |
| } |
| } |
| |
| REG_CLR_BIT(ah, AR_STA_ID1, AR_STA_ID1_PWR_SAV); |
| |
| return true; |
| } |
| |
| bool ath9k_hw_setpower(struct ath_hal *ah, |
| enum ath9k_power_mode mode) |
| { |
| struct ath_hal_5416 *ahp = AH5416(ah); |
| static const char *modes[] = { |
| "AWAKE", |
| "FULL-SLEEP", |
| "NETWORK SLEEP", |
| "UNDEFINED" |
| }; |
| int status = true, setChip = true; |
| |
| DPRINTF(ah->ah_sc, ATH_DBG_POWER_MGMT, "%s -> %s (%s)\n", |
| modes[ahp->ah_powerMode], modes[mode], |
| setChip ? "set chip " : ""); |
| |
| switch (mode) { |
| case ATH9K_PM_AWAKE: |
| status = ath9k_hw_set_power_awake(ah, setChip); |
| break; |
| case ATH9K_PM_FULL_SLEEP: |
| ath9k_set_power_sleep(ah, setChip); |
| ahp->ah_chipFullSleep = true; |
| break; |
| case ATH9K_PM_NETWORK_SLEEP: |
| ath9k_set_power_network_sleep(ah, setChip); |
| break; |
| default: |
| DPRINTF(ah->ah_sc, ATH_DBG_POWER_MGMT, |
| "Unknown power mode %u\n", mode); |
| return false; |
| } |
| ahp->ah_powerMode = mode; |
| |
| return status; |
| } |
| |
| void ath9k_hw_configpcipowersave(struct ath_hal *ah, int restore) |
| { |
| struct ath_hal_5416 *ahp = AH5416(ah); |
| u8 i; |
| |
| if (ah->ah_isPciExpress != true) |
| return; |
| |
| if (ah->ah_config.pcie_powersave_enable == 2) |
| return; |
| |
| if (restore) |
| return; |
| |
| if (AR_SREV_9280_20_OR_LATER(ah)) { |
| for (i = 0; i < ahp->ah_iniPcieSerdes.ia_rows; i++) { |
| REG_WRITE(ah, INI_RA(&ahp->ah_iniPcieSerdes, i, 0), |
| INI_RA(&ahp->ah_iniPcieSerdes, i, 1)); |
| } |
| udelay(1000); |
| } else if (AR_SREV_9280(ah) && |
| (ah->ah_macRev == AR_SREV_REVISION_9280_10)) { |
| REG_WRITE(ah, AR_PCIE_SERDES, 0x9248fd00); |
| REG_WRITE(ah, AR_PCIE_SERDES, 0x24924924); |
| |
| REG_WRITE(ah, AR_PCIE_SERDES, 0xa8000019); |
| REG_WRITE(ah, AR_PCIE_SERDES, 0x13160820); |
| REG_WRITE(ah, AR_PCIE_SERDES, 0xe5980560); |
| |
| if (ah->ah_config.pcie_clock_req) |
| REG_WRITE(ah, AR_PCIE_SERDES, 0x401deffc); |
| else |
| REG_WRITE(ah, AR_PCIE_SERDES, 0x401deffd); |
| |
| REG_WRITE(ah, AR_PCIE_SERDES, 0x1aaabe40); |
| REG_WRITE(ah, AR_PCIE_SERDES, 0xbe105554); |
| REG_WRITE(ah, AR_PCIE_SERDES, 0x00043007); |
| |
| REG_WRITE(ah, AR_PCIE_SERDES2, 0x00000000); |
| |
| udelay(1000); |
| } else { |
| REG_WRITE(ah, AR_PCIE_SERDES, 0x9248fc00); |
| REG_WRITE(ah, AR_PCIE_SERDES, 0x24924924); |
| REG_WRITE(ah, AR_PCIE_SERDES, 0x28000039); |
| REG_WRITE(ah, AR_PCIE_SERDES, 0x53160824); |
| REG_WRITE(ah, AR_PCIE_SERDES, 0xe5980579); |
| REG_WRITE(ah, AR_PCIE_SERDES, 0x001defff); |
| REG_WRITE(ah, AR_PCIE_SERDES, 0x1aaabe40); |
| REG_WRITE(ah, AR_PCIE_SERDES, 0xbe105554); |
| REG_WRITE(ah, AR_PCIE_SERDES, 0x000e3007); |
| REG_WRITE(ah, AR_PCIE_SERDES2, 0x00000000); |
| } |
| |
| REG_SET_BIT(ah, AR_PCIE_PM_CTRL, AR_PCIE_PM_CTRL_ENA); |
| |
| if (ah->ah_config.pcie_waen) { |
| REG_WRITE(ah, AR_WA, ah->ah_config.pcie_waen); |
| } else { |
| if (AR_SREV_9285(ah)) |
| REG_WRITE(ah, AR_WA, AR9285_WA_DEFAULT); |
| else if (AR_SREV_9280(ah)) |
| REG_WRITE(ah, AR_WA, AR9280_WA_DEFAULT); |
| else |
| REG_WRITE(ah, AR_WA, AR_WA_DEFAULT); |
| } |
| |
| } |
| |
| /**********************/ |
| /* Interrupt Handling */ |
| /**********************/ |
| |
| bool ath9k_hw_intrpend(struct ath_hal *ah) |
| { |
| u32 host_isr; |
| |
| if (AR_SREV_9100(ah)) |
| return true; |
| |
| host_isr = REG_READ(ah, AR_INTR_ASYNC_CAUSE); |
| if ((host_isr & AR_INTR_MAC_IRQ) && (host_isr != AR_INTR_SPURIOUS)) |
| return true; |
| |
| host_isr = REG_READ(ah, AR_INTR_SYNC_CAUSE); |
| if ((host_isr & AR_INTR_SYNC_DEFAULT) |
| && (host_isr != AR_INTR_SPURIOUS)) |
| return true; |
| |
| return false; |
| } |
| |
| bool ath9k_hw_getisr(struct ath_hal *ah, enum ath9k_int *masked) |
| { |
| u32 isr = 0; |
| u32 mask2 = 0; |
| struct ath9k_hw_capabilities *pCap = &ah->ah_caps; |
| u32 sync_cause = 0; |
| bool fatal_int = false; |
| struct ath_hal_5416 *ahp = AH5416(ah); |
| |
| if (!AR_SREV_9100(ah)) { |
| if (REG_READ(ah, AR_INTR_ASYNC_CAUSE) & AR_INTR_MAC_IRQ) { |
| if ((REG_READ(ah, AR_RTC_STATUS) & AR_RTC_STATUS_M) |
| == AR_RTC_STATUS_ON) { |
| isr = REG_READ(ah, AR_ISR); |
| } |
| } |
| |
| sync_cause = REG_READ(ah, AR_INTR_SYNC_CAUSE) & |
| AR_INTR_SYNC_DEFAULT; |
| |
| *masked = 0; |
| |
| if (!isr && !sync_cause) |
| return false; |
| } else { |
| *masked = 0; |
| isr = REG_READ(ah, AR_ISR); |
| } |
| |
| if (isr) { |
| if (isr & AR_ISR_BCNMISC) { |
| u32 isr2; |
| isr2 = REG_READ(ah, AR_ISR_S2); |
| if (isr2 & AR_ISR_S2_TIM) |
| mask2 |= ATH9K_INT_TIM; |
| if (isr2 & AR_ISR_S2_DTIM) |
| mask2 |= ATH9K_INT_DTIM; |
| if (isr2 & AR_ISR_S2_DTIMSYNC) |
| mask2 |= ATH9K_INT_DTIMSYNC; |
| if (isr2 & (AR_ISR_S2_CABEND)) |
| mask2 |= ATH9K_INT_CABEND; |
| if (isr2 & AR_ISR_S2_GTT) |
| mask2 |= ATH9K_INT_GTT; |
| if (isr2 & AR_ISR_S2_CST) |
| mask2 |= ATH9K_INT_CST; |
| } |
| |
| isr = REG_READ(ah, AR_ISR_RAC); |
| if (isr == 0xffffffff) { |
| *masked = 0; |
| return false; |
| } |
| |
| *masked = isr & ATH9K_INT_COMMON; |
| |
| if (ahp->ah_intrMitigation) { |
| if (isr & (AR_ISR_RXMINTR | AR_ISR_RXINTM)) |
| *masked |= ATH9K_INT_RX; |
| } |
| |
| if (isr & (AR_ISR_RXOK | AR_ISR_RXERR)) |
| *masked |= ATH9K_INT_RX; |
| if (isr & |
| (AR_ISR_TXOK | AR_ISR_TXDESC | AR_ISR_TXERR | |
| AR_ISR_TXEOL)) { |
| u32 s0_s, s1_s; |
| |
| *masked |= ATH9K_INT_TX; |
| |
| s0_s = REG_READ(ah, AR_ISR_S0_S); |
| ahp->ah_intrTxqs |= MS(s0_s, AR_ISR_S0_QCU_TXOK); |
| ahp->ah_intrTxqs |= MS(s0_s, AR_ISR_S0_QCU_TXDESC); |
| |
| s1_s = REG_READ(ah, AR_ISR_S1_S); |
| ahp->ah_intrTxqs |= MS(s1_s, AR_ISR_S1_QCU_TXERR); |
| ahp->ah_intrTxqs |= MS(s1_s, AR_ISR_S1_QCU_TXEOL); |
| } |
| |
| if (isr & AR_ISR_RXORN) { |
| DPRINTF(ah->ah_sc, ATH_DBG_INTERRUPT, |
| "receive FIFO overrun interrupt\n"); |
| } |
| |
| if (!AR_SREV_9100(ah)) { |
| if (!(pCap->hw_caps & ATH9K_HW_CAP_AUTOSLEEP)) { |
| u32 isr5 = REG_READ(ah, AR_ISR_S5_S); |
| if (isr5 & AR_ISR_S5_TIM_TIMER) |
| *masked |= ATH9K_INT_TIM_TIMER; |
| } |
| } |
| |
| *masked |= mask2; |
| } |
| |
| if (AR_SREV_9100(ah)) |
| return true; |
| |
| if (sync_cause) { |
| fatal_int = |
| (sync_cause & |
| (AR_INTR_SYNC_HOST1_FATAL | AR_INTR_SYNC_HOST1_PERR)) |
| ? true : false; |
| |
| if (fatal_int) { |
| if (sync_cause & AR_INTR_SYNC_HOST1_FATAL) { |
| DPRINTF(ah->ah_sc, ATH_DBG_ANY, |
| "received PCI FATAL interrupt\n"); |
| } |
| if (sync_cause & AR_INTR_SYNC_HOST1_PERR) { |
| DPRINTF(ah->ah_sc, ATH_DBG_ANY, |
| "received PCI PERR interrupt\n"); |
| } |
| } |
| if (sync_cause & AR_INTR_SYNC_RADM_CPL_TIMEOUT) { |
| DPRINTF(ah->ah_sc, ATH_DBG_INTERRUPT, |
| "AR_INTR_SYNC_RADM_CPL_TIMEOUT\n"); |
| REG_WRITE(ah, AR_RC, AR_RC_HOSTIF); |
| REG_WRITE(ah, AR_RC, 0); |
| *masked |= ATH9K_INT_FATAL; |
| } |
| if (sync_cause & AR_INTR_SYNC_LOCAL_TIMEOUT) { |
| DPRINTF(ah->ah_sc, ATH_DBG_INTERRUPT, |
| "AR_INTR_SYNC_LOCAL_TIMEOUT\n"); |
| } |
| |
| REG_WRITE(ah, AR_INTR_SYNC_CAUSE_CLR, sync_cause); |
| (void) REG_READ(ah, AR_INTR_SYNC_CAUSE_CLR); |
| } |
| |
| return true; |
| } |
| |
| enum ath9k_int ath9k_hw_intrget(struct ath_hal *ah) |
| { |
| return AH5416(ah)->ah_maskReg; |
| } |
| |
| enum ath9k_int ath9k_hw_set_interrupts(struct ath_hal *ah, enum ath9k_int ints) |
| { |
| struct ath_hal_5416 *ahp = AH5416(ah); |
| u32 omask = ahp->ah_maskReg; |
| u32 mask, mask2; |
| struct ath9k_hw_capabilities *pCap = &ah->ah_caps; |
| |
| DPRINTF(ah->ah_sc, ATH_DBG_INTERRUPT, "0x%x => 0x%x\n", omask, ints); |
| |
| if (omask & ATH9K_INT_GLOBAL) { |
| DPRINTF(ah->ah_sc, ATH_DBG_INTERRUPT, "disable IER\n"); |
| REG_WRITE(ah, AR_IER, AR_IER_DISABLE); |
| (void) REG_READ(ah, AR_IER); |
| if (!AR_SREV_9100(ah)) { |
| REG_WRITE(ah, AR_INTR_ASYNC_ENABLE, 0); |
| (void) REG_READ(ah, AR_INTR_ASYNC_ENABLE); |
| |
| REG_WRITE(ah, AR_INTR_SYNC_ENABLE, 0); |
| (void) REG_READ(ah, AR_INTR_SYNC_ENABLE); |
| } |
| } |
| |
| mask = ints & ATH9K_INT_COMMON; |
| mask2 = 0; |
| |
| if (ints & ATH9K_INT_TX) { |
| if (ahp->ah_txOkInterruptMask) |
| mask |= AR_IMR_TXOK; |
| if (ahp->ah_txDescInterruptMask) |
| mask |= AR_IMR_TXDESC; |
| if (ahp->ah_txErrInterruptMask) |
| mask |= AR_IMR_TXERR; |
| if (ahp->ah_txEolInterruptMask) |
| mask |= AR_IMR_TXEOL; |
| } |
| if (ints & ATH9K_INT_RX) { |
| mask |= AR_IMR_RXERR; |
| if (ahp->ah_intrMitigation) |
| mask |= AR_IMR_RXMINTR | AR_IMR_RXINTM; |
| else |
| mask |= AR_IMR_RXOK | AR_IMR_RXDESC; |
| if (!(pCap->hw_caps & ATH9K_HW_CAP_AUTOSLEEP)) |
| mask |= AR_IMR_GENTMR; |
| } |
| |
| if (ints & (ATH9K_INT_BMISC)) { |
| mask |= AR_IMR_BCNMISC; |
| if (ints & ATH9K_INT_TIM) |
| mask2 |= AR_IMR_S2_TIM; |
| if (ints & ATH9K_INT_DTIM) |
| mask2 |= AR_IMR_S2_DTIM; |
| if (ints & ATH9K_INT_DTIMSYNC) |
| mask2 |= AR_IMR_S2_DTIMSYNC; |
| if (ints & ATH9K_INT_CABEND) |
| mask2 |= (AR_IMR_S2_CABEND); |
| } |
| |
| if (ints & (ATH9K_INT_GTT | ATH9K_INT_CST)) { |
| mask |= AR_IMR_BCNMISC; |
| if (ints & ATH9K_INT_GTT) |
| mask2 |= AR_IMR_S2_GTT; |
| if (ints & ATH9K_INT_CST) |
| mask2 |= AR_IMR_S2_CST; |
| } |
| |
| DPRINTF(ah->ah_sc, ATH_DBG_INTERRUPT, "new IMR 0x%x\n", mask); |
| REG_WRITE(ah, AR_IMR, mask); |
| mask = REG_READ(ah, AR_IMR_S2) & ~(AR_IMR_S2_TIM | |
| AR_IMR_S2_DTIM | |
| AR_IMR_S2_DTIMSYNC | |
| AR_IMR_S2_CABEND | |
| AR_IMR_S2_CABTO | |
| AR_IMR_S2_TSFOOR | |
| AR_IMR_S2_GTT | AR_IMR_S2_CST); |
| REG_WRITE(ah, AR_IMR_S2, mask | mask2); |
| ahp->ah_maskReg = ints; |
| |
| if (!(pCap->hw_caps & ATH9K_HW_CAP_AUTOSLEEP)) { |
| if (ints & ATH9K_INT_TIM_TIMER) |
| REG_SET_BIT(ah, AR_IMR_S5, AR_IMR_S5_TIM_TIMER); |
| else |
| REG_CLR_BIT(ah, AR_IMR_S5, AR_IMR_S5_TIM_TIMER); |
| } |
| |
| if (ints & ATH9K_INT_GLOBAL) { |
| DPRINTF(ah->ah_sc, ATH_DBG_INTERRUPT, "enable IER\n"); |
| REG_WRITE(ah, AR_IER, AR_IER_ENABLE); |
| if (!AR_SREV_9100(ah)) { |
| REG_WRITE(ah, AR_INTR_ASYNC_ENABLE, |
| AR_INTR_MAC_IRQ); |
| REG_WRITE(ah, AR_INTR_ASYNC_MASK, AR_INTR_MAC_IRQ); |
| |
| |
| REG_WRITE(ah, AR_INTR_SYNC_ENABLE, |
| AR_INTR_SYNC_DEFAULT); |
| REG_WRITE(ah, AR_INTR_SYNC_MASK, |
| AR_INTR_SYNC_DEFAULT); |
| } |
| DPRINTF(ah->ah_sc, ATH_DBG_INTERRUPT, "AR_IMR 0x%x IER 0x%x\n", |
| REG_READ(ah, AR_IMR), REG_READ(ah, AR_IER)); |
| } |
| |
| return omask; |
| } |
| |
| /*******************/ |
| /* Beacon Handling */ |
| /*******************/ |
| |
| void ath9k_hw_beaconinit(struct ath_hal *ah, u32 next_beacon, u32 beacon_period) |
| { |
| struct ath_hal_5416 *ahp = AH5416(ah); |
| int flags = 0; |
| |
| ahp->ah_beaconInterval = beacon_period; |
| |
| switch (ah->ah_opmode) { |
| case NL80211_IFTYPE_STATION: |
| case NL80211_IFTYPE_MONITOR: |
| REG_WRITE(ah, AR_NEXT_TBTT_TIMER, TU_TO_USEC(next_beacon)); |
| REG_WRITE(ah, AR_NEXT_DMA_BEACON_ALERT, 0xffff); |
| REG_WRITE(ah, AR_NEXT_SWBA, 0x7ffff); |
| flags |= AR_TBTT_TIMER_EN; |
| break; |
| case NL80211_IFTYPE_ADHOC: |
| REG_SET_BIT(ah, AR_TXCFG, |
| AR_TXCFG_ADHOC_BEACON_ATIM_TX_POLICY); |
| REG_WRITE(ah, AR_NEXT_NDP_TIMER, |
| TU_TO_USEC(next_beacon + |
| (ahp->ah_atimWindow ? ahp-> |
| ah_atimWindow : 1))); |
| flags |= AR_NDP_TIMER_EN; |
| case NL80211_IFTYPE_AP: |
| REG_WRITE(ah, AR_NEXT_TBTT_TIMER, TU_TO_USEC(next_beacon)); |
| REG_WRITE(ah, AR_NEXT_DMA_BEACON_ALERT, |
| TU_TO_USEC(next_beacon - |
| ah->ah_config. |
| dma_beacon_response_time)); |
| REG_WRITE(ah, AR_NEXT_SWBA, |
| TU_TO_USEC(next_beacon - |
| ah->ah_config. |
| sw_beacon_response_time)); |
| flags |= |
| AR_TBTT_TIMER_EN | AR_DBA_TIMER_EN | AR_SWBA_TIMER_EN; |
| break; |
| default: |
| DPRINTF(ah->ah_sc, ATH_DBG_BEACON, |
| "%s: unsupported opmode: %d\n", |
| __func__, ah->ah_opmode); |
| return; |
| break; |
| } |
| |
| REG_WRITE(ah, AR_BEACON_PERIOD, TU_TO_USEC(beacon_period)); |
| REG_WRITE(ah, AR_DMA_BEACON_PERIOD, TU_TO_USEC(beacon_period)); |
| REG_WRITE(ah, AR_SWBA_PERIOD, TU_TO_USEC(beacon_period)); |
| REG_WRITE(ah, AR_NDP_PERIOD, TU_TO_USEC(beacon_period)); |
| |
| beacon_period &= ~ATH9K_BEACON_ENA; |
| if (beacon_period & ATH9K_BEACON_RESET_TSF) { |
| beacon_period &= ~ATH9K_BEACON_RESET_TSF; |
| ath9k_hw_reset_tsf(ah); |
| } |
| |
| REG_SET_BIT(ah, AR_TIMER_MODE, flags); |
| } |
| |
| void ath9k_hw_set_sta_beacon_timers(struct ath_hal *ah, |
| const struct ath9k_beacon_state *bs) |
| { |
| u32 nextTbtt, beaconintval, dtimperiod, beacontimeout; |
| struct ath9k_hw_capabilities *pCap = &ah->ah_caps; |
| |
| REG_WRITE(ah, AR_NEXT_TBTT_TIMER, TU_TO_USEC(bs->bs_nexttbtt)); |
| |
| REG_WRITE(ah, AR_BEACON_PERIOD, |
| TU_TO_USEC(bs->bs_intval & ATH9K_BEACON_PERIOD)); |
| REG_WRITE(ah, AR_DMA_BEACON_PERIOD, |
| TU_TO_USEC(bs->bs_intval & ATH9K_BEACON_PERIOD)); |
| |
| REG_RMW_FIELD(ah, AR_RSSI_THR, |
| AR_RSSI_THR_BM_THR, bs->bs_bmissthreshold); |
| |
| beaconintval = bs->bs_intval & ATH9K_BEACON_PERIOD; |
| |
| if (bs->bs_sleepduration > beaconintval) |
| beaconintval = bs->bs_sleepduration; |
| |
| dtimperiod = bs->bs_dtimperiod; |
| if (bs->bs_sleepduration > dtimperiod) |
| dtimperiod = bs->bs_sleepduration; |
| |
| if (beaconintval == dtimperiod) |
| nextTbtt = bs->bs_nextdtim; |
| else |
| nextTbtt = bs->bs_nexttbtt; |
| |
| DPRINTF(ah->ah_sc, ATH_DBG_BEACON, "next DTIM %d\n", bs->bs_nextdtim); |
| DPRINTF(ah->ah_sc, ATH_DBG_BEACON, "next beacon %d\n", nextTbtt); |
| DPRINTF(ah->ah_sc, ATH_DBG_BEACON, "beacon period %d\n", beaconintval); |
| DPRINTF(ah->ah_sc, ATH_DBG_BEACON, "DTIM period %d\n", dtimperiod); |
| |
| REG_WRITE(ah, AR_NEXT_DTIM, |
| TU_TO_USEC(bs->bs_nextdtim - SLEEP_SLOP)); |
| REG_WRITE(ah, AR_NEXT_TIM, TU_TO_USEC(nextTbtt - SLEEP_SLOP)); |
| |
| REG_WRITE(ah, AR_SLEEP1, |
| SM((CAB_TIMEOUT_VAL << 3), AR_SLEEP1_CAB_TIMEOUT) |
| | AR_SLEEP1_ASSUME_DTIM); |
| |
| if (pCap->hw_caps & ATH9K_HW_CAP_AUTOSLEEP) |
| beacontimeout = (BEACON_TIMEOUT_VAL << 3); |
| else |
| beacontimeout = MIN_BEACON_TIMEOUT_VAL; |
| |
| REG_WRITE(ah, AR_SLEEP2, |
| SM(beacontimeout, AR_SLEEP2_BEACON_TIMEOUT)); |
| |
| REG_WRITE(ah, AR_TIM_PERIOD, TU_TO_USEC(beaconintval)); |
| REG_WRITE(ah, AR_DTIM_PERIOD, TU_TO_USEC(dtimperiod)); |
| |
| REG_SET_BIT(ah, AR_TIMER_MODE, |
| AR_TBTT_TIMER_EN | AR_TIM_TIMER_EN | |
| AR_DTIM_TIMER_EN); |
| |
| } |
| |
| /*******************/ |
| /* HW Capabilities */ |
| /*******************/ |
| |
| bool ath9k_hw_fill_cap_info(struct ath_hal *ah) |
| { |
| struct ath_hal_5416 *ahp = AH5416(ah); |
| struct ath9k_hw_capabilities *pCap = &ah->ah_caps; |
| u16 capField = 0, eeval; |
| |
| eeval = ath9k_hw_get_eeprom(ah, EEP_REG_0); |
| |
| ah->ah_currentRD = eeval; |
| |
| eeval = ath9k_hw_get_eeprom(ah, EEP_REG_1); |
| ah->ah_currentRDExt = eeval; |
| |
| capField = ath9k_hw_get_eeprom(ah, EEP_OP_CAP); |
| |
| if (ah->ah_opmode != NL80211_IFTYPE_AP && |
| ah->ah_subvendorid == AR_SUBVENDOR_ID_NEW_A) { |
| if (ah->ah_currentRD == 0x64 || ah->ah_currentRD == 0x65) |
| ah->ah_currentRD += 5; |
| else if (ah->ah_currentRD == 0x41) |
| ah->ah_currentRD = 0x43; |
| DPRINTF(ah->ah_sc, ATH_DBG_REGULATORY, |
| "regdomain mapped to 0x%x\n", ah->ah_currentRD); |
| } |
| |
| eeval = ath9k_hw_get_eeprom(ah, EEP_OP_MODE); |
| bitmap_zero(pCap->wireless_modes, ATH9K_MODE_MAX); |
| |
| if (eeval & AR5416_OPFLAGS_11A) { |
| set_bit(ATH9K_MODE_11A, pCap->wireless_modes); |
| if (ah->ah_config.ht_enable) { |
| if (!(eeval & AR5416_OPFLAGS_N_5G_HT20)) |
| set_bit(ATH9K_MODE_11NA_HT20, |
| pCap->wireless_modes); |
| if (!(eeval & AR5416_OPFLAGS_N_5G_HT40)) { |
| set_bit(ATH9K_MODE_11NA_HT40PLUS, |
| pCap->wireless_modes); |
| set_bit(ATH9K_MODE_11NA_HT40MINUS, |
| pCap->wireless_modes); |
| } |
| } |
| } |
| |
| if (eeval & AR5416_OPFLAGS_11G) { |
| set_bit(ATH9K_MODE_11B, pCap->wireless_modes); |
| set_bit(ATH9K_MODE_11G, pCap->wireless_modes); |
| if (ah->ah_config.ht_enable) { |
| if (!(eeval & AR5416_OPFLAGS_N_2G_HT20)) |
| set_bit(ATH9K_MODE_11NG_HT20, |
| pCap->wireless_modes); |
| if (!(eeval & AR5416_OPFLAGS_N_2G_HT40)) { |
| set_bit(ATH9K_MODE_11NG_HT40PLUS, |
| pCap->wireless_modes); |
| set_bit(ATH9K_MODE_11NG_HT40MINUS, |
| pCap->wireless_modes); |
| } |
| } |
| } |
| |
| pCap->tx_chainmask = ath9k_hw_get_eeprom(ah, EEP_TX_MASK); |
| if ((ah->ah_isPciExpress) |
| || (eeval & AR5416_OPFLAGS_11A)) { |
| pCap->rx_chainmask = |
| ath9k_hw_get_eeprom(ah, EEP_RX_MASK); |
| } else { |
| pCap->rx_chainmask = |
| (ath9k_hw_gpio_get(ah, 0)) ? 0x5 : 0x7; |
| } |
| |
| if (!(AR_SREV_9280(ah) && (ah->ah_macRev == 0))) |
| ahp->ah_miscMode |= AR_PCU_MIC_NEW_LOC_ENA; |
| |
| pCap->low_2ghz_chan = 2312; |
| pCap->high_2ghz_chan = 2732; |
| |
| pCap->low_5ghz_chan = 4920; |
| pCap->high_5ghz_chan = 6100; |
| |
| pCap->hw_caps &= ~ATH9K_HW_CAP_CIPHER_CKIP; |
| pCap->hw_caps |= ATH9K_HW_CAP_CIPHER_TKIP; |
| pCap->hw_caps |= ATH9K_HW_CAP_CIPHER_AESCCM; |
| |
| pCap->hw_caps &= ~ATH9K_HW_CAP_MIC_CKIP; |
| pCap->hw_caps |= ATH9K_HW_CAP_MIC_TKIP; |
| pCap->hw_caps |= ATH9K_HW_CAP_MIC_AESCCM; |
| |
| pCap->hw_caps |= ATH9K_HW_CAP_CHAN_SPREAD; |
| |
| if (ah->ah_config.ht_enable) |
| pCap->hw_caps |= ATH9K_HW_CAP_HT; |
| else |
| pCap->hw_caps &= ~ATH9K_HW_CAP_HT; |
| |
| pCap->hw_caps |= ATH9K_HW_CAP_GTT; |
| pCap->hw_caps |= ATH9K_HW_CAP_VEOL; |
| pCap->hw_caps |= ATH9K_HW_CAP_BSSIDMASK; |
| pCap->hw_caps &= ~ATH9K_HW_CAP_MCAST_KEYSEARCH; |
| |
| if (capField & AR_EEPROM_EEPCAP_MAXQCU) |
| pCap->total_queues = |
| MS(capField, AR_EEPROM_EEPCAP_MAXQCU); |
| else |
| pCap->total_queues = ATH9K_NUM_TX_QUEUES; |
| |
| if (capField & AR_EEPROM_EEPCAP_KC_ENTRIES) |
| pCap->keycache_size = |
| 1 << MS(capField, AR_EEPROM_EEPCAP_KC_ENTRIES); |
| else |
| pCap->keycache_size = AR_KEYTABLE_SIZE; |
| |
| pCap->hw_caps |= ATH9K_HW_CAP_FASTCC; |
| pCap->num_mr_retries = 4; |
| pCap->tx_triglevel_max = MAX_TX_FIFO_THRESHOLD; |
| |
| if (AR_SREV_9285_10_OR_LATER(ah)) |
| pCap->num_gpio_pins = AR9285_NUM_GPIO; |
| else if (AR_SREV_9280_10_OR_LATER(ah)) |
| pCap->num_gpio_pins = AR928X_NUM_GPIO; |
| else |
| pCap->num_gpio_pins = AR_NUM_GPIO; |
| |
| if (AR_SREV_9280_10_OR_LATER(ah)) { |
| pCap->hw_caps |= ATH9K_HW_CAP_WOW; |
| pCap->hw_caps |= ATH9K_HW_CAP_WOW_MATCHPATTERN_EXACT; |
| } else { |
| pCap->hw_caps &= ~ATH9K_HW_CAP_WOW; |
| pCap->hw_caps &= ~ATH9K_HW_CAP_WOW_MATCHPATTERN_EXACT; |
| } |
| |
| if (AR_SREV_9160_10_OR_LATER(ah) || AR_SREV_9100(ah)) { |
| pCap->hw_caps |= ATH9K_HW_CAP_CST; |
| pCap->rts_aggr_limit = ATH_AMPDU_LIMIT_MAX; |
| } else { |
| pCap->rts_aggr_limit = (8 * 1024); |
| } |
| |
| pCap->hw_caps |= ATH9K_HW_CAP_ENHANCEDPM; |
| |
| #if defined(CONFIG_RFKILL) || defined(CONFIG_RFKILL_MODULE) |
| ah->ah_rfsilent = ath9k_hw_get_eeprom(ah, EEP_RF_SILENT); |
| if (ah->ah_rfsilent & EEP_RFSILENT_ENABLED) { |
| ah->ah_rfkill_gpio = |
| MS(ah->ah_rfsilent, EEP_RFSILENT_GPIO_SEL); |
| ah->ah_rfkill_polarity = |
| MS(ah->ah_rfsilent, EEP_RFSILENT_POLARITY); |
| |
| pCap->hw_caps |= ATH9K_HW_CAP_RFSILENT; |
| } |
| #endif |
| |
| if ((ah->ah_macVersion == AR_SREV_VERSION_5416_PCI) || |
| (ah->ah_macVersion == AR_SREV_VERSION_5416_PCIE) || |
| (ah->ah_macVersion == AR_SREV_VERSION_9160) || |
| (ah->ah_macVersion == AR_SREV_VERSION_9100) || |
| (ah->ah_macVersion == AR_SREV_VERSION_9280)) |
| pCap->hw_caps &= ~ATH9K_HW_CAP_AUTOSLEEP; |
| else |
| pCap->hw_caps |= ATH9K_HW_CAP_AUTOSLEEP; |
| |
| if (AR_SREV_9280(ah) || AR_SREV_9285(ah)) |
| pCap->hw_caps &= ~ATH9K_HW_CAP_4KB_SPLITTRANS; |
| else |
| pCap->hw_caps |= ATH9K_HW_CAP_4KB_SPLITTRANS; |
| |
| if (ah->ah_currentRDExt & (1 << REG_EXT_JAPAN_MIDBAND)) { |
| pCap->reg_cap = |
| AR_EEPROM_EEREGCAP_EN_KK_NEW_11A | |
| AR_EEPROM_EEREGCAP_EN_KK_U1_EVEN | |
| AR_EEPROM_EEREGCAP_EN_KK_U2 | |
| AR_EEPROM_EEREGCAP_EN_KK_MIDBAND; |
| } else { |
| pCap->reg_cap = |
| AR_EEPROM_EEREGCAP_EN_KK_NEW_11A | |
| AR_EEPROM_EEREGCAP_EN_KK_U1_EVEN; |
| } |
| |
| pCap->reg_cap |= AR_EEPROM_EEREGCAP_EN_FCC_MIDBAND; |
| |
| pCap->num_antcfg_5ghz = |
| ath9k_hw_get_num_ant_config(ah, ATH9K_HAL_FREQ_BAND_5GHZ); |
| pCap->num_antcfg_2ghz = |
| ath9k_hw_get_num_ant_config(ah, ATH9K_HAL_FREQ_BAND_2GHZ); |
| |
| if (AR_SREV_9280_10_OR_LATER(ah) && btcoex_enable) { |
| pCap->hw_caps |= ATH9K_HW_CAP_BT_COEX; |
| ah->ah_btactive_gpio = 6; |
| ah->ah_wlanactive_gpio = 5; |
| } |
| |
| return true; |
| } |
| |
| bool ath9k_hw_getcapability(struct ath_hal *ah, enum ath9k_capability_type type, |
| u32 capability, u32 *result) |
| { |
| struct ath_hal_5416 *ahp = AH5416(ah); |
| const struct ath9k_hw_capabilities *pCap = &ah->ah_caps; |
| |
| switch (type) { |
| case ATH9K_CAP_CIPHER: |
| switch (capability) { |
| case ATH9K_CIPHER_AES_CCM: |
| case ATH9K_CIPHER_AES_OCB: |
| case ATH9K_CIPHER_TKIP: |
| case ATH9K_CIPHER_WEP: |
| case ATH9K_CIPHER_MIC: |
| case ATH9K_CIPHER_CLR: |
| return true; |
| default: |
| return false; |
| } |
| case ATH9K_CAP_TKIP_MIC: |
| switch (capability) { |
| case 0: |
| return true; |
| case 1: |
| return (ahp->ah_staId1Defaults & |
| AR_STA_ID1_CRPT_MIC_ENABLE) ? true : |
| false; |
| } |
| case ATH9K_CAP_TKIP_SPLIT: |
| return (ahp->ah_miscMode & AR_PCU_MIC_NEW_LOC_ENA) ? |
| false : true; |
| case ATH9K_CAP_WME_TKIPMIC: |
| return 0; |
| case ATH9K_CAP_PHYCOUNTERS: |
| return ahp->ah_hasHwPhyCounters ? 0 : -ENXIO; |
| case ATH9K_CAP_DIVERSITY: |
| return (REG_READ(ah, AR_PHY_CCK_DETECT) & |
| AR_PHY_CCK_DETECT_BB_ENABLE_ANT_FAST_DIV) ? |
| true : false; |
| case ATH9K_CAP_PHYDIAG: |
| return true; |
| case ATH9K_CAP_MCAST_KEYSRCH: |
| switch (capability) { |
| case 0: |
| return true; |
| case 1: |
| if (REG_READ(ah, AR_STA_ID1) & AR_STA_ID1_ADHOC) { |
| return false; |
| } else { |
| return (ahp->ah_staId1Defaults & |
| AR_STA_ID1_MCAST_KSRCH) ? true : |
| false; |
| } |
| } |
| return false; |
| case ATH9K_CAP_TSF_ADJUST: |
| return (ahp->ah_miscMode & AR_PCU_TX_ADD_TSF) ? |
| true : false; |
| case ATH9K_CAP_RFSILENT: |
| if (capability == 3) |
| return false; |
| case ATH9K_CAP_ANT_CFG_2GHZ: |
| *result = pCap->num_antcfg_2ghz; |
| return true; |
| case ATH9K_CAP_ANT_CFG_5GHZ: |
| *result = pCap->num_antcfg_5ghz; |
| return true; |
| case ATH9K_CAP_TXPOW: |
| switch (capability) { |
| case 0: |
| return 0; |
| case 1: |
| *result = ah->ah_powerLimit; |
| return 0; |
| case 2: |
| *result = ah->ah_maxPowerLevel; |
| return 0; |
| case 3: |
| *result = ah->ah_tpScale; |
| return 0; |
| } |
| return false; |
| default: |
| return false; |
| } |
| } |
| |
| bool ath9k_hw_setcapability(struct ath_hal *ah, enum ath9k_capability_type type, |
| u32 capability, u32 setting, int *status) |
| { |
| struct ath_hal_5416 *ahp = AH5416(ah); |
| u32 v; |
| |
| switch (type) { |
| case ATH9K_CAP_TKIP_MIC: |
| if (setting) |
| ahp->ah_staId1Defaults |= |
| AR_STA_ID1_CRPT_MIC_ENABLE; |
| else |
| ahp->ah_staId1Defaults &= |
| ~AR_STA_ID1_CRPT_MIC_ENABLE; |
| return true; |
| case ATH9K_CAP_DIVERSITY: |
| v = 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; |
| REG_WRITE(ah, AR_PHY_CCK_DETECT, v); |
| return true; |
| case ATH9K_CAP_MCAST_KEYSRCH: |
| if (setting) |
| ahp->ah_staId1Defaults |= AR_STA_ID1_MCAST_KSRCH; |
| else |
| ahp->ah_staId1Defaults &= ~AR_STA_ID1_MCAST_KSRCH; |
| return true; |
| case ATH9K_CAP_TSF_ADJUST: |
| if (setting) |
| ahp->ah_miscMode |= AR_PCU_TX_ADD_TSF; |
| else |
| ahp->ah_miscMode &= ~AR_PCU_TX_ADD_TSF; |
| return true; |
| default: |
| return false; |
| } |
| } |
| |
| /****************************/ |
| /* GPIO / RFKILL / Antennae */ |
| /****************************/ |
| |
| static void ath9k_hw_gpio_cfg_output_mux(struct ath_hal *ah, |
| u32 gpio, u32 type) |
| { |
| int addr; |
| u32 gpio_shift, tmp; |
| |
| if (gpio > 11) |
| addr = AR_GPIO_OUTPUT_MUX3; |
| else if (gpio > 5) |
| addr = AR_GPIO_OUTPUT_MUX2; |
| else |
| addr = AR_GPIO_OUTPUT_MUX1; |
| |
| gpio_shift = (gpio % 6) * 5; |
| |
| if (AR_SREV_9280_20_OR_LATER(ah) |
| || (addr != AR_GPIO_OUTPUT_MUX1)) { |
| REG_RMW(ah, addr, (type << gpio_shift), |
| (0x1f << gpio_shift)); |
| } else { |
| tmp = REG_READ(ah, addr); |
| tmp = ((tmp & 0x1F0) << 1) | (tmp & ~0x1F0); |
| tmp &= ~(0x1f << gpio_shift); |
| tmp |= (type << gpio_shift); |
| REG_WRITE(ah, addr, tmp); |
| } |
| } |
| |
| void ath9k_hw_cfg_gpio_input(struct ath_hal *ah, u32 gpio) |
| { |
| u32 gpio_shift; |
| |
| ASSERT(gpio < ah->ah_caps.num_gpio_pins); |
| |
| gpio_shift = gpio << 1; |
| |
| REG_RMW(ah, |
| AR_GPIO_OE_OUT, |
| (AR_GPIO_OE_OUT_DRV_NO << gpio_shift), |
| (AR_GPIO_OE_OUT_DRV << gpio_shift)); |
| } |
| |
| u32 ath9k_hw_gpio_get(struct ath_hal *ah, u32 gpio) |
| { |
| #define MS_REG_READ(x, y) \ |
| (MS(REG_READ(ah, AR_GPIO_IN_OUT), x##_GPIO_IN_VAL) & (AR_GPIO_BIT(y))) |
| |
| if (gpio >= ah->ah_caps.num_gpio_pins) |
| return 0xffffffff; |
| |
| if (AR_SREV_9285_10_OR_LATER(ah)) |
| return MS_REG_READ(AR9285, gpio) != 0; |
| else if (AR_SREV_9280_10_OR_LATER(ah)) |
| return MS_REG_READ(AR928X, gpio) != 0; |
| else |
| return MS_REG_READ(AR, gpio) != 0; |
| } |
| |
| void ath9k_hw_cfg_output(struct ath_hal *ah, u32 gpio, |
| u32 ah_signal_type) |
| { |
| u32 gpio_shift; |
| |
| ath9k_hw_gpio_cfg_output_mux(ah, gpio, ah_signal_type); |
| |
| gpio_shift = 2 * gpio; |
| |
| REG_RMW(ah, |
| AR_GPIO_OE_OUT, |
| (AR_GPIO_OE_OUT_DRV_ALL << gpio_shift), |
| (AR_GPIO_OE_OUT_DRV << gpio_shift)); |
| } |
| |
| void ath9k_hw_set_gpio(struct ath_hal *ah, u32 gpio, u32 val) |
| { |
| REG_RMW(ah, AR_GPIO_IN_OUT, ((val & 1) << gpio), |
| AR_GPIO_BIT(gpio)); |
| } |
| |
| #if defined(CONFIG_RFKILL) || defined(CONFIG_RFKILL_MODULE) |
| void ath9k_enable_rfkill(struct ath_hal *ah) |
| { |
| REG_SET_BIT(ah, AR_GPIO_INPUT_EN_VAL, |
| AR_GPIO_INPUT_EN_VAL_RFSILENT_BB); |
| |
| REG_CLR_BIT(ah, AR_GPIO_INPUT_MUX2, |
| AR_GPIO_INPUT_MUX2_RFSILENT); |
| |
| ath9k_hw_cfg_gpio_input(ah, ah->ah_rfkill_gpio); |
| REG_SET_BIT(ah, AR_PHY_TEST, RFSILENT_BB); |
| } |
| #endif |
| |
| int ath9k_hw_select_antconfig(struct ath_hal *ah, u32 cfg) |
| { |
| struct ath9k_channel *chan = ah->ah_curchan; |
| const struct ath9k_hw_capabilities *pCap = &ah->ah_caps; |
| u16 ant_config; |
| u32 halNumAntConfig; |
| |
| halNumAntConfig = IS_CHAN_2GHZ(chan) ? |
| pCap->num_antcfg_2ghz : pCap->num_antcfg_5ghz; |
| |
| if (cfg < halNumAntConfig) { |
| if (!ath9k_hw_get_eeprom_antenna_cfg(ah, chan, |
| cfg, &ant_config)) { |
| REG_WRITE(ah, AR_PHY_SWITCH_COM, ant_config); |
| return 0; |
| } |
| } |
| |
| return -EINVAL; |
| } |
| |
| u32 ath9k_hw_getdefantenna(struct ath_hal *ah) |
| { |
| return REG_READ(ah, AR_DEF_ANTENNA) & 0x7; |
| } |
| |
| void ath9k_hw_setantenna(struct ath_hal *ah, u32 antenna) |
| { |
| REG_WRITE(ah, AR_DEF_ANTENNA, (antenna & 0x7)); |
| } |
| |
| bool ath9k_hw_setantennaswitch(struct ath_hal *ah, |
| enum ath9k_ant_setting settings, |
| struct ath9k_channel *chan, |
| u8 *tx_chainmask, |
| u8 *rx_chainmask, |
| u8 *antenna_cfgd) |
| { |
| struct ath_hal_5416 *ahp = AH5416(ah); |
| static u8 tx_chainmask_cfg, rx_chainmask_cfg; |
| |
| if (AR_SREV_9280(ah)) { |
| if (!tx_chainmask_cfg) { |
| |
| tx_chainmask_cfg = *tx_chainmask; |
| rx_chainmask_cfg = *rx_chainmask; |
| } |
| |
| switch (settings) { |
| case ATH9K_ANT_FIXED_A: |
| *tx_chainmask = ATH9K_ANTENNA0_CHAINMASK; |
| *rx_chainmask = ATH9K_ANTENNA0_CHAINMASK; |
| *antenna_cfgd = true; |
| break; |
| case ATH9K_ANT_FIXED_B: |
| if (ah->ah_caps.tx_chainmask > |
| ATH9K_ANTENNA1_CHAINMASK) { |
| *tx_chainmask = ATH9K_ANTENNA1_CHAINMASK; |
| } |
| *rx_chainmask = ATH9K_ANTENNA1_CHAINMASK; |
| *antenna_cfgd = true; |
| break; |
| case ATH9K_ANT_VARIABLE: |
| *tx_chainmask = tx_chainmask_cfg; |
| *rx_chainmask = rx_chainmask_cfg; |
| *antenna_cfgd = true; |
| break; |
| default: |
| break; |
| } |
| } else { |
| ahp->ah_diversityControl = settings; |
| } |
| |
| return true; |
| } |
| |
| /*********************/ |
| /* General Operation */ |
| /*********************/ |
| |
| u32 ath9k_hw_getrxfilter(struct ath_hal *ah) |
| { |
| u32 bits = REG_READ(ah, AR_RX_FILTER); |
| u32 phybits = REG_READ(ah, AR_PHY_ERR); |
| |
| if (phybits & AR_PHY_ERR_RADAR) |
| bits |= ATH9K_RX_FILTER_PHYRADAR; |
| if (phybits & (AR_PHY_ERR_OFDM_TIMING | AR_PHY_ERR_CCK_TIMING)) |
| bits |= ATH9K_RX_FILTER_PHYERR; |
| |
| return bits; |
| } |
| |
| void ath9k_hw_setrxfilter(struct ath_hal *ah, u32 bits) |
| { |
| u32 phybits; |
| |
| REG_WRITE(ah, AR_RX_FILTER, (bits & 0xffff) | AR_RX_COMPR_BAR); |
| phybits = 0; |
| if (bits & ATH9K_RX_FILTER_PHYRADAR) |
| phybits |= AR_PHY_ERR_RADAR; |
| if (bits & ATH9K_RX_FILTER_PHYERR) |
| phybits |= AR_PHY_ERR_OFDM_TIMING | AR_PHY_ERR_CCK_TIMING; |
| REG_WRITE(ah, AR_PHY_ERR, phybits); |
| |
| if (phybits) |
| REG_WRITE(ah, AR_RXCFG, |
| REG_READ(ah, AR_RXCFG) | AR_RXCFG_ZLFDMA); |
| else |
| REG_WRITE(ah, AR_RXCFG, |
| REG_READ(ah, AR_RXCFG) & ~AR_RXCFG_ZLFDMA); |
| } |
| |
| bool ath9k_hw_phy_disable(struct ath_hal *ah) |
| { |
| return ath9k_hw_set_reset_reg(ah, ATH9K_RESET_WARM); |
| } |
| |
| bool ath9k_hw_disable(struct ath_hal *ah) |
| { |
| if (!ath9k_hw_setpower(ah, ATH9K_PM_AWAKE)) |
| return false; |
| |
| return ath9k_hw_set_reset_reg(ah, ATH9K_RESET_COLD); |
| } |
| |
| bool ath9k_hw_set_txpowerlimit(struct ath_hal *ah, u32 limit) |
| { |
| struct ath9k_channel *chan = ah->ah_curchan; |
| |
| ah->ah_powerLimit = min(limit, (u32) MAX_RATE_POWER); |
| |
| if (ath9k_hw_set_txpower(ah, chan, |
| ath9k_regd_get_ctl(ah, chan), |
| ath9k_regd_get_antenna_allowed(ah, chan), |
| chan->maxRegTxPower * 2, |
| min((u32) MAX_RATE_POWER, |
| (u32) ah->ah_powerLimit)) != 0) |
| return false; |
| |
| return true; |
| } |
| |
| void ath9k_hw_getmac(struct ath_hal *ah, u8 *mac) |
| { |
| struct ath_hal_5416 *ahp = AH5416(ah); |
| |
| memcpy(mac, ahp->ah_macaddr, ETH_ALEN); |
| } |
| |
| bool ath9k_hw_setmac(struct ath_hal *ah, const u8 *mac) |
| { |
| struct ath_hal_5416 *ahp = AH5416(ah); |
| |
| memcpy(ahp->ah_macaddr, mac, ETH_ALEN); |
| |
| return true; |
| } |
| |
| void ath9k_hw_setopmode(struct ath_hal *ah) |
| { |
| ath9k_hw_set_operating_mode(ah, ah->ah_opmode); |
| } |
| |
| void ath9k_hw_setmcastfilter(struct ath_hal *ah, u32 filter0, u32 filter1) |
| { |
| REG_WRITE(ah, AR_MCAST_FIL0, filter0); |
| REG_WRITE(ah, AR_MCAST_FIL1, filter1); |
| } |
| |
| void ath9k_hw_getbssidmask(struct ath_hal *ah, u8 *mask) |
| { |
| struct ath_hal_5416 *ahp = AH5416(ah); |
| |
| memcpy(mask, ahp->ah_bssidmask, ETH_ALEN); |
| } |
| |
| bool ath9k_hw_setbssidmask(struct ath_hal *ah, const u8 *mask) |
| { |
| struct ath_hal_5416 *ahp = AH5416(ah); |
| |
| memcpy(ahp->ah_bssidmask, mask, ETH_ALEN); |
| |
| REG_WRITE(ah, AR_BSSMSKL, get_unaligned_le32(ahp->ah_bssidmask)); |
| REG_WRITE(ah, AR_BSSMSKU, get_unaligned_le16(ahp->ah_bssidmask + 4)); |
| |
| return true; |
| } |
| |
| void ath9k_hw_write_associd(struct ath_hal *ah, const u8 *bssid, u16 assocId) |
| { |
| struct ath_hal_5416 *ahp = AH5416(ah); |
| |
| memcpy(ahp->ah_bssid, bssid, ETH_ALEN); |
| ahp->ah_assocId = assocId; |
| |
| REG_WRITE(ah, AR_BSS_ID0, get_unaligned_le32(ahp->ah_bssid)); |
| REG_WRITE(ah, AR_BSS_ID1, get_unaligned_le16(ahp->ah_bssid + 4) | |
| ((assocId & 0x3fff) << AR_BSS_ID1_AID_S)); |
| } |
| |
| u64 ath9k_hw_gettsf64(struct ath_hal *ah) |
| { |
| u64 tsf; |
| |
| tsf = REG_READ(ah, AR_TSF_U32); |
| tsf = (tsf << 32) | REG_READ(ah, AR_TSF_L32); |
| |
| return tsf; |
| } |
| |
| void ath9k_hw_reset_tsf(struct ath_hal *ah) |
| { |
| int count; |
| |
| count = 0; |
| while (REG_READ(ah, AR_SLP32_MODE) & AR_SLP32_TSF_WRITE_STATUS) { |
| count++; |
| if (count > 10) { |
| DPRINTF(ah->ah_sc, ATH_DBG_RESET, |
| "AR_SLP32_TSF_WRITE_STATUS limit exceeded\n"); |
| break; |
| } |
| udelay(10); |
| } |
| REG_WRITE(ah, AR_RESET_TSF, AR_RESET_TSF_ONCE); |
| } |
| |
| bool ath9k_hw_set_tsfadjust(struct ath_hal *ah, u32 setting) |
| { |
| struct ath_hal_5416 *ahp = AH5416(ah); |
| |
| if (setting) |
| ahp->ah_miscMode |= AR_PCU_TX_ADD_TSF; |
| else |
| ahp->ah_miscMode &= ~AR_PCU_TX_ADD_TSF; |
| |
| return true; |
| } |
| |
| bool ath9k_hw_setslottime(struct ath_hal *ah, u32 us) |
| { |
| struct ath_hal_5416 *ahp = AH5416(ah); |
| |
| if (us < ATH9K_SLOT_TIME_9 || us > ath9k_hw_mac_to_usec(ah, 0xffff)) { |
| DPRINTF(ah->ah_sc, ATH_DBG_RESET, "bad slot time %u\n", us); |
| ahp->ah_slottime = (u32) -1; |
| return false; |
| } else { |
| REG_WRITE(ah, AR_D_GBL_IFS_SLOT, ath9k_hw_mac_to_clks(ah, us)); |
| ahp->ah_slottime = us; |
| return true; |
| } |
| } |
| |
| void ath9k_hw_set11nmac2040(struct ath_hal *ah, enum ath9k_ht_macmode mode) |
| { |
| u32 macmode; |
| |
| if (mode == ATH9K_HT_MACMODE_2040 && |
| !ah->ah_config.cwm_ignore_extcca) |
| macmode = AR_2040_JOINED_RX_CLEAR; |
| else |
| macmode = 0; |
| |
| REG_WRITE(ah, AR_2040_MODE, macmode); |
| } |
| |
| /***************************/ |
| /* Bluetooth Coexistence */ |
| /***************************/ |
| |
| void ath9k_hw_btcoex_enable(struct ath_hal *ah) |
| { |
| /* connect bt_active to baseband */ |
| REG_CLR_BIT(ah, AR_GPIO_INPUT_EN_VAL, |
| (AR_GPIO_INPUT_EN_VAL_BT_PRIORITY_DEF | |
| AR_GPIO_INPUT_EN_VAL_BT_FREQUENCY_DEF)); |
| |
| REG_SET_BIT(ah, AR_GPIO_INPUT_EN_VAL, |
| AR_GPIO_INPUT_EN_VAL_BT_ACTIVE_BB); |
| |
| /* Set input mux for bt_active to gpio pin */ |
| REG_RMW_FIELD(ah, AR_GPIO_INPUT_MUX1, |
| AR_GPIO_INPUT_MUX1_BT_ACTIVE, |
| ah->ah_btactive_gpio); |
| |
| /* Configure the desired gpio port for input */ |
| ath9k_hw_cfg_gpio_input(ah, ah->ah_btactive_gpio); |
| |
| /* Configure the desired GPIO port for TX_FRAME output */ |
| ath9k_hw_cfg_output(ah, ah->ah_wlanactive_gpio, |
| AR_GPIO_OUTPUT_MUX_AS_TX_FRAME); |
| } |