diff options
Diffstat (limited to 'drivers/net/wireless/ath/ath9k/hw.h')
| -rw-r--r-- | drivers/net/wireless/ath/ath9k/hw.h | 142 |
1 files changed, 108 insertions, 34 deletions
diff --git a/drivers/net/wireless/ath/ath9k/hw.h b/drivers/net/wireless/ath/ath9k/hw.h index 77245dff5993..399f7c1283cd 100644 --- a/drivers/net/wireless/ath/ath9k/hw.h +++ b/drivers/net/wireless/ath/ath9k/hw.h @@ -158,6 +158,9 @@ #define ATH9K_HW_RX_HP_QDEPTH 16 #define ATH9K_HW_RX_LP_QDEPTH 128 +#define PAPRD_GAIN_TABLE_ENTRIES 32 +#define PAPRD_TABLE_SZ 24 + enum ath_ini_subsys { ATH_INI_PRE = 0, ATH_INI_CORE, @@ -199,15 +202,8 @@ enum ath9k_hw_caps { ATH9K_HW_CAP_RAC_SUPPORTED = BIT(18), ATH9K_HW_CAP_LDPC = BIT(19), ATH9K_HW_CAP_FASTCLOCK = BIT(20), -}; - -enum ath9k_capability_type { - ATH9K_CAP_CIPHER = 0, - ATH9K_CAP_TKIP_MIC, - ATH9K_CAP_TKIP_SPLIT, - ATH9K_CAP_TXPOW, - ATH9K_CAP_MCAST_KEYSRCH, - ATH9K_CAP_DS + ATH9K_HW_CAP_SGI_20 = BIT(21), + ATH9K_HW_CAP_PAPRD = BIT(22), }; struct ath9k_hw_capabilities { @@ -237,8 +233,9 @@ struct ath9k_ops_config { int sw_beacon_response_time; int additional_swba_backoff; int ack_6mb; - int cwm_ignore_extcca; + u32 cwm_ignore_extcca; u8 pcie_powersave_enable; + bool pcieSerDesWrite; u8 pcie_clock_req; u32 pcie_waen; u8 analog_shiftreg; @@ -262,10 +259,10 @@ struct ath9k_ops_config { #define AR_BASE_FREQ_5GHZ 4900 #define AR_SPUR_FEEQ_BOUND_HT40 19 #define AR_SPUR_FEEQ_BOUND_HT20 10 - bool tx_iq_calibration; /* Only available for >= AR9003 */ int spurmode; u16 spurchans[AR_EEPROM_MODAL_SPURS][2]; u8 max_txtrig_level; + u16 ani_poll_interval; /* ANI poll interval in ms */ }; enum ath9k_int { @@ -279,6 +276,7 @@ enum ath9k_int { ATH9K_INT_TX = 0x00000040, ATH9K_INT_TXDESC = 0x00000080, ATH9K_INT_TIM_TIMER = 0x00000100, + ATH9K_INT_BB_WATCHDOG = 0x00000400, ATH9K_INT_TXURN = 0x00000800, ATH9K_INT_MIB = 0x00001000, ATH9K_INT_RXPHY = 0x00004000, @@ -348,16 +346,25 @@ enum ath9k_int { CHANNEL_HT40PLUS | \ CHANNEL_HT40MINUS) -struct ath9k_channel { - struct ieee80211_channel *chan; +struct ath9k_hw_cal_data { u16 channel; u32 channelFlags; - u32 chanmode; int32_t CalValid; - bool oneTimeCalsDone; int8_t iCoff; int8_t qCoff; int16_t rawNoiseFloor; + bool paprd_done; + bool nfcal_pending; + u16 small_signal_gain[AR9300_MAX_CHAINS]; + u32 pa_table[AR9300_MAX_CHAINS][PAPRD_TABLE_SZ]; + struct ath9k_nfcal_hist nfCalHist[NUM_NF_READINGS]; +}; + +struct ath9k_channel { + struct ieee80211_channel *chan; + u16 channel; + u32 channelFlags; + u32 chanmode; }; #define IS_CHAN_G(_c) ((((_c)->channelFlags & (CHANNEL_G)) == CHANNEL_G) || \ @@ -459,7 +466,7 @@ struct ath9k_hw_version { #define AR_GENTMR_BIT(_index) (1 << (_index)) /* - * Using de Bruijin sequence to to look up 1's index in a 32 bit number + * Using de Bruijin sequence to look up 1's index in a 32 bit number * debruijn32 = 0000 0111 0111 1100 1011 0101 0011 0001 */ #define debruijn32 0x077CB531U @@ -509,7 +516,17 @@ struct ath_gen_timer_table { * AR_RTC_PLL_CONTROL for a given channel * @setup_calibration: set up calibration * @iscal_supported: used to query if a type of calibration is supported - * @loadnf: load noise floor read from each chain on the CCA registers + * + * @ani_reset: reset ANI parameters to default values + * @ani_lower_immunity: lower the noise immunity level. The level controls + * the power-based packet detection on hardware. If a power jump is + * detected the adapter takes it as an indication that a packet has + * arrived. The level ranges from 0-5. Each level corresponds to a + * few dB more of noise immunity. If you have a strong time-varying + * interference that is causing false detections (OFDM timing errors or + * CCK timing errors) the level can be increased. + * @ani_cache_ini_regs: cache the values for ANI from the initial + * register settings through the register initialization. */ struct ath_hw_private_ops { /* Calibration ops */ @@ -552,7 +569,11 @@ struct ath_hw_private_ops { bool (*ani_control)(struct ath_hw *ah, enum ath9k_ani_cmd cmd, int param); void (*do_getnf)(struct ath_hw *ah, int16_t nfarray[NUM_NF_READINGS]); - void (*loadnf)(struct ath_hw *ah, struct ath9k_channel *chan); + + /* ANI */ + void (*ani_reset)(struct ath_hw *ah, bool is_scanning); + void (*ani_lower_immunity)(struct ath_hw *ah); + void (*ani_cache_ini_regs)(struct ath_hw *ah); }; /** @@ -563,6 +584,11 @@ struct ath_hw_private_ops { * * @config_pci_powersave: * @calibrate: periodic calibration for NF, ANI, IQ, ADC gain, ADC-DC + * + * @ani_proc_mib_event: process MIB events, this would happen upon specific ANI + * thresholds being reached or having overflowed. + * @ani_monitor: called periodically by the core driver to collect + * MIB stats and adjust ANI if specific thresholds have been reached. */ struct ath_hw_ops { void (*config_pci_powersave)(struct ath_hw *ah, @@ -603,6 +629,15 @@ struct ath_hw_ops { u32 burstDuration); void (*set11n_virtualmorefrag)(struct ath_hw *ah, void *ds, u32 vmf); + + void (*ani_proc_mib_event)(struct ath_hw *ah); + void (*ani_monitor)(struct ath_hw *ah, struct ath9k_channel *chan); +}; + +struct ath_nf_limits { + s16 max; + s16 min; + s16 nominal; }; struct ath_hw { @@ -626,10 +661,10 @@ struct ath_hw { bool is_pciexpress; bool need_an_top2_fixup; u16 tx_trig_level; - s16 nf_2g_max; - s16 nf_2g_min; - s16 nf_5g_max; - s16 nf_5g_min; + + u32 nf_regs[6]; + struct ath_nf_limits nf_2g; + struct ath_nf_limits nf_5g; u16 rfsilent; u32 rfkill_gpio; u32 rfkill_polarity; @@ -640,7 +675,7 @@ struct ath_hw { enum nl80211_iftype opmode; enum ath9k_power_mode power_mode; - struct ath9k_nfcal_hist nfCalHist[NUM_NF_READINGS]; + struct ath9k_hw_cal_data *caldata; struct ath9k_pacal_info pacal_info; struct ar5416Stats stats; struct ath9k_tx_queue_info txq[ATH9K_NUM_TX_QUEUES]; @@ -789,6 +824,18 @@ struct ath_hw { u32 ts_paddr_end; u16 ts_tail; u8 ts_size; + + u32 bb_watchdog_last_status; + u32 bb_watchdog_timeout_ms; /* in ms, 0 to disable */ + + u32 paprd_gain_table_entries[PAPRD_GAIN_TABLE_ENTRIES]; + u8 paprd_gain_table_index[PAPRD_GAIN_TABLE_ENTRIES]; + /* + * Store the permanent value of Reg 0x4004in WARegVal + * so we dont have to R/M/W. We should not be reading + * this register when in sleep states. + */ + u32 WARegVal; }; static inline struct ath_common *ath9k_hw_common(struct ath_hw *ah) @@ -811,26 +858,26 @@ static inline struct ath_hw_ops *ath9k_hw_ops(struct ath_hw *ah) return &ah->ops; } +static inline int sign_extend(int val, const int nbits) +{ + int order = BIT(nbits-1); + return (val ^ order) - order; +} + /* Initialization, Detach, Reset */ const char *ath9k_hw_probe(u16 vendorid, u16 devid); void ath9k_hw_deinit(struct ath_hw *ah); int ath9k_hw_init(struct ath_hw *ah); int ath9k_hw_reset(struct ath_hw *ah, struct ath9k_channel *chan, - bool bChannelChange); + struct ath9k_hw_cal_data *caldata, bool bChannelChange); int ath9k_hw_fill_cap_info(struct ath_hw *ah); -bool ath9k_hw_getcapability(struct ath_hw *ah, enum ath9k_capability_type type, - u32 capability, u32 *result); -bool ath9k_hw_setcapability(struct ath_hw *ah, enum ath9k_capability_type type, - u32 capability, u32 setting, int *status); u32 ath9k_regd_get_ctl(struct ath_regulatory *reg, struct ath9k_channel *chan); /* Key Cache Management */ bool ath9k_hw_keyreset(struct ath_hw *ah, u16 entry); -bool ath9k_hw_keysetmac(struct ath_hw *ah, u16 entry, const u8 *mac); bool ath9k_hw_set_keycache_entry(struct ath_hw *ah, u16 entry, const struct ath9k_keyval *k, const u8 *mac); -bool ath9k_hw_keyisvalid(struct ath_hw *ah, u16 entry); /* GPIO / RFKILL / Antennae */ void ath9k_hw_cfg_gpio_input(struct ath_hw *ah, u32 gpio); @@ -856,7 +903,6 @@ void ath9k_hw_setrxfilter(struct ath_hw *ah, u32 bits); bool ath9k_hw_phy_disable(struct ath_hw *ah); bool ath9k_hw_disable(struct ath_hw *ah); void ath9k_hw_set_txpowerlimit(struct ath_hw *ah, u32 limit); -void ath9k_hw_setmac(struct ath_hw *ah, const u8 *mac); void ath9k_hw_setopmode(struct ath_hw *ah); void ath9k_hw_setmcastfilter(struct ath_hw *ah, u32 filter0, u32 filter1); void ath9k_hw_setbssidmask(struct ath_hw *ah); @@ -865,7 +911,6 @@ u64 ath9k_hw_gettsf64(struct ath_hw *ah); void ath9k_hw_settsf64(struct ath_hw *ah, u64 tsf64); void ath9k_hw_reset_tsf(struct ath_hw *ah); void ath9k_hw_set_tsfadjust(struct ath_hw *ah, u32 setting); -u64 ath9k_hw_extend_tsf(struct ath_hw *ah, u32 rstamp); void ath9k_hw_init_global_settings(struct ath_hw *ah); void ath9k_hw_set11nmac2040(struct ath_hw *ah); void ath9k_hw_beaconinit(struct ath_hw *ah, u32 next_beacon, u32 beacon_period); @@ -907,13 +952,26 @@ void ath9k_hw_get_delta_slope_vals(struct ath_hw *ah, u32 coef_scaled, void ar9002_hw_cck_chan14_spread(struct ath_hw *ah); int ar9002_hw_rf_claim(struct ath_hw *ah); void ar9002_hw_enable_async_fifo(struct ath_hw *ah); +void ar9002_hw_update_async_fifo(struct ath_hw *ah); void ar9002_hw_enable_wep_aggregation(struct ath_hw *ah); /* - * Code specifric to AR9003, we stuff these here to avoid callbacks + * Code specific to AR9003, we stuff these here to avoid callbacks * for older families */ -void ar9003_hw_set_nf_limits(struct ath_hw *ah); +void ar9003_hw_bb_watchdog_config(struct ath_hw *ah); +void ar9003_hw_bb_watchdog_read(struct ath_hw *ah); +void ar9003_hw_bb_watchdog_dbg_info(struct ath_hw *ah); +void ar9003_paprd_enable(struct ath_hw *ah, bool val); +void ar9003_paprd_populate_single_table(struct ath_hw *ah, + struct ath9k_hw_cal_data *caldata, + int chain); +int ar9003_paprd_create_curve(struct ath_hw *ah, + struct ath9k_hw_cal_data *caldata, int chain); +int ar9003_paprd_setup_gain_table(struct ath_hw *ah, int chain); +int ar9003_paprd_init_table(struct ath_hw *ah); +bool ar9003_paprd_is_done(struct ath_hw *ah); +void ar9003_hw_set_paprd_txdesc(struct ath_hw *ah, void *ds, u8 chains); /* Hardware family op attach helpers */ void ar5008_hw_attach_phy_ops(struct ath_hw *ah); @@ -926,8 +984,24 @@ void ar9003_hw_attach_calib_ops(struct ath_hw *ah); void ar9002_hw_attach_ops(struct ath_hw *ah); void ar9003_hw_attach_ops(struct ath_hw *ah); +/* + * ANI work can be shared between all families but a next + * generation implementation of ANI will be used only for AR9003 only + * for now as the other families still need to be tested with the same + * next generation ANI. Feel free to start testing it though for the + * older families (AR5008, AR9001, AR9002) by using modparam_force_new_ani. + */ +extern int modparam_force_new_ani; +void ath9k_hw_attach_ani_ops_old(struct ath_hw *ah); +void ath9k_hw_attach_ani_ops_new(struct ath_hw *ah); + #define ATH_PCIE_CAP_LINK_CTRL 0x70 #define ATH_PCIE_CAP_LINK_L0S 1 #define ATH_PCIE_CAP_LINK_L1 2 +#define ATH9K_CLOCK_RATE_CCK 22 +#define ATH9K_CLOCK_RATE_5GHZ_OFDM 40 +#define ATH9K_CLOCK_RATE_2GHZ_OFDM 44 +#define ATH9K_CLOCK_FAST_RATE_5GHZ_OFDM 44 + #endif |