/*
* Copyright (c) 2008-2010 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.
*/
#ifndef HW_H
#define HW_H
#include <linux/if_ether.h>
#include <linux/delay.h>
#include <linux/io.h>
#include "mac.h"
#include "ani.h"
#include "eeprom.h"
#include "calib.h"
#include "reg.h"
#include "phy.h"
#include "btcoex.h"
#include "../regd.h"
#include "../debug.h"
#define ATHEROS_VENDOR_ID 0x168c
#define AR5416_DEVID_PCI 0x0023
#define AR5416_DEVID_PCIE 0x0024
#define AR9160_DEVID_PCI 0x0027
#define AR9280_DEVID_PCI 0x0029
#define AR9280_DEVID_PCIE 0x002a
#define AR9285_DEVID_PCIE 0x002b
#define AR2427_DEVID_PCIE 0x002c
#define AR9287_DEVID_PCI 0x002d
#define AR9287_DEVID_PCIE 0x002e
#define AR9300_DEVID_PCIE 0x0030
#define AR5416_AR9100_DEVID 0x000b
#define AR_SUBVENDOR_ID_NOG 0x0e11
#define AR_SUBVENDOR_ID_NEW_A 0x7065
#define AR5416_MAGIC 0x19641014
#define AR9280_COEX2WIRE_SUBSYSID 0x309b
#define AT9285_COEX3WIRE_SA_SUBSYSID 0x30aa
#define AT9285_COEX3WIRE_DA_SUBSYSID 0x30ab
#define ATH_AMPDU_LIMIT_MAX (64 * 1024 - 1)
#define ATH_DEFAULT_NOISE_FLOOR -95
#define ATH9K_RSSI_BAD -128
/* Register read/write primitives */
#define REG_WRITE(_ah, _reg, _val) \
ath9k_hw_common(_ah)->ops->write((_ah), (_val), (_reg))
#define REG_READ(_ah, _reg) \
ath9k_hw_common(_ah)->ops->read((_ah), (_reg))
#define ENABLE_REGWRITE_BUFFER(_ah) \
do { \
if (AR_SREV_9271(_ah)) \
ath9k_hw_common(_ah)->ops->enable_write_buffer((_ah)); \
} while (0)
#define DISABLE_REGWRITE_BUFFER(_ah) \
do { \
if (AR_SREV_9271(_ah)) \
ath9k_hw_common(_ah)->ops->disable_write_buffer((_ah)); \
} while (0)
#define REGWRITE_BUFFER_FLUSH(_ah) \
do { \
if (AR_SREV_9271(_ah)) \
ath9k_hw_common(_ah)->ops->write_flush((_ah)); \
} while (0)
#define SM(_v, _f) (((_v) << _f##_S) & _f)
#define MS(_v, _f) (((_v) & _f) >> _f##_S)
#define REG_RMW(_a, _r, _set, _clr) \
REG_WRITE(_a, _r, (REG_READ(_a, _r) & ~(_clr)) | (_set))
#define REG_RMW_FIELD(_a, _r, _f, _v) \
REG_WRITE(_a, _r, \
(REG_READ(_a, _r) & ~_f) | (((_v) << _f##_S) & _f))
#define REG_READ_FIELD(_a, _r, _f) \
(((REG_READ(_a, _r) & _f) >> _f##_S))
#define REG_SET_BIT(_a, _r, _f) \
REG_WRITE(_a, _r, REG_READ(_a, _r) | _f)
#define REG_CLR_BIT(_a, _r, _f) \
REG_WRITE(_a, _r, REG_READ(_a, _r) & ~_f)
#define DO_DELAY(x) do { \
if ((++(x) % 64) == 0) \
udelay(1); \
} while (0)
#define REG_WRITE_ARRAY(iniarray, column, regWr) do { \
int r; \
for (r = 0; r < ((iniarray)->ia_rows); r++) { \
REG_WRITE(ah, INI_RA((iniarray), (r), 0), \
INI_RA((iniarray), r, (column))); \
DO_DELAY(regWr); \
} \
} while (0)
#define AR_GPIO_OUTPUT_MUX_AS_OUTPUT 0
#define AR_GPIO_OUTPUT_MUX_AS_PCIE_ATTENTION_LED 1
#define AR_GPIO_OUTPUT_MUX_AS_PCIE_POWER_LED 2
#define AR_GPIO_OUTPUT_MUX_AS_TX_FRAME 3
#define AR_GPIO_OUTPUT_MUX_AS_RX_CLEAR_EXTERNAL 4
#define AR_GPIO_OUTPUT_MUX_AS_MAC_NETWORK_LED 5
#define AR_GPIO_OUTPUT_MUX_AS_MAC_POWER_LED 6
#define AR_GPIOD_MASK 0x00001FFF
#define AR_GPIO_BIT(_gpio) (1 << (_gpio))
#define BASE_ACTIVATE_DELAY 100
#define RTC_PLL_SETTLE_DELAY 100
#define COEF_SCALE_S 24
#define HT40_CHANNEL_CENTER_SHIFT 10
#define ATH9K_ANTENNA0_CHAINMASK 0x1
#define ATH9K_ANTENNA1_CHAINMASK 0x2
#define ATH9K_NUM_DMA_DEBUG_REGS 8
#define ATH9K_NUM_QUEUES 10
#define MAX_RATE_POWER 63
#define AH_WAIT_TIMEOUT 100000 /* (us) */
#define AH_TSF_WRITE_TIMEOUT 100 /* (us) */
#define AH_TIME_QUANTUM 10
#define AR_KEYTABLE_SIZE 128
#define POWER_UP_TIME 10000
#define SPUR_RSSI_THRESH 40
#define CAB_TIMEOUT_VAL 10
#define BEACON_TIMEOUT_VAL 10
#define MIN_BEACON_TIMEOUT_VAL 1
#define SLEEP_SLOP 3
#define INIT_CONFIG_STATUS 0x00000000
#define INIT_RSSI_THR 0x00000700
#define INIT_BCON_CNTRL_REG 0x00000000
#define TU_TO_USEC(_tu) ((_tu) << 10)
#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,
ATH_INI_POST,
ATH_INI_NUM_SPLIT,
};
enum wireless_mode {
ATH9K_MODE_11A = 0,
ATH9K_MODE_11G,
ATH9K_MODE_11NA_HT20,
ATH9K_MODE_11NG_HT20,
ATH9K_MODE_11NA_HT40PLUS,
ATH9K_MODE_11NA_HT40MINUS,
ATH9K_MODE_11NG_HT40PLUS,
ATH9K_MODE_11NG_HT40MINUS,
ATH9K_MODE_MAX,
};
enum ath9k_hw_caps {
ATH9K_HW_CAP_HT = BIT(0),
ATH9K_HW_CAP_RFSILENT = BIT(1),
ATH9K_HW_CAP_CST = BIT(2),
ATH9K_HW_CAP_ENHANCEDPM = BIT(3),
ATH9K_HW_CAP_AUTOSLEEP = BIT(4),
ATH9K_HW_CAP_4KB_SPLITTRANS = BIT(5),
ATH9K_HW_CAP_EDMA = BIT(6),
ATH9K_HW_CAP_RAC_SUPPORTED = BIT(7),
ATH9K_HW_CAP_LDPC = BIT(8),
ATH9K_HW_CAP_FASTCLOCK = BIT(9),
ATH9K_HW_CAP_SGI_20 = BIT(10),
ATH9K_HW_CAP_PAPRD = BIT(11),
ATH9K_HW_CAP_ANT_DIV_COMB = BIT(12),
};
struct ath9k_hw_capabilities {
u32 hw_caps; /* ATH9K_HW_CAP_* from ath9k_hw_caps */
DECLARE_BITMAP(wireless_modes, ATH9K_MODE_MAX); /* ATH9K_MODE_* */
u16 total_queues;
u16 keycache_size;
u16 low_5ghz_chan, high_5ghz_chan;
u16 low_2ghz_chan, high_2ghz_chan;
u16 rts_aggr_limit;
u8 tx_chainmask;
u8 rx_chainmask;
u16 tx_triglevel_max;
u16 reg_cap;
u8 num_gpio_pins;
u8 num_antcfg_2ghz;
u8 num_antcfg_5ghz;
u8 rx_hp_qdepth;
u8 rx_lp_qdepth;
u8 rx_status_len;
u8 tx_desc_len;
u8 txs_len;
};
struct ath9k_ops_config {
int dma_beacon_response_time;
int sw_beacon_response_time;
int additional_swba_backoff;
int ack_6mb;
u32 cwm_ignore_extcca;
u8 pcie_powersave_enable;
bool pcieSerDesWrite;
u8 pcie_clock_req;
u32 pcie_waen;
u8 analog_shiftreg;
u8 ht_enable;
u32 ofdm_trig_low;
u32 ofdm_trig_high;
u32 cck_trig_high;
u32 cck_trig_low;
u32 enable_ani;
int serialize_regmode;
bool rx_intr_mitigation;
bool tx_intr_mitigation;
#define SPUR_DISABLE 0
#define SPUR_ENABLE_IOCTL 1
#define SPUR_ENABLE_EEPROM 2
#define AR_EEPROM_MODAL_SPURS 5
#define AR_SPUR_5413_1 1640
#define AR_SPUR_5413_2 1200
#define AR_NO_SPUR 0x8000
#define AR_BASE_FREQ_2GHZ 2300
#define AR_BASE_FREQ_5GHZ 4900
#define AR_SPUR_FEEQ_BOUND_HT40 19
#define AR_SPUR_FEEQ_BOUND_HT20 10
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 {
ATH9K_INT_RX = 0x00000001,
ATH9K_INT_RXDESC = 0x00000002,
ATH9K_INT_RXHP = 0x00000001,
ATH9K_INT_RXLP = 0x00000002,
ATH9K_INT_RXNOFRM = 0x00000008,
ATH9K_INT_RXEOL = 0x00000010,
ATH9K_INT_RXORN = 0x00000020,
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,
ATH9K_INT_RXKCM = 0x00008000,
ATH9K_INT_SWBA = 0x00010000,
ATH9K_INT_BMISS = 0x00040000,
ATH9K_INT_BNR = 0x00100000,
ATH9K_INT_TIM = 0x00200000,
ATH9K_INT_DTIM = 0x00400000,
ATH9K_INT_DTIMSYNC = 0x00800000,
ATH9K_INT_GPIO = 0x01000000,
ATH9K_INT_CABEND = 0x02000000,
ATH9K_INT_TSFOOR = 0x04000000,
ATH9K_INT_GENTIMER = 0x08000000,
ATH9K_INT_CST = 0x10000000,
ATH9K_INT_GTT = 0x20000000,
ATH9K_INT_FATAL = 0x40000000,
ATH9K_INT_GLOBAL = 0x80000000,
ATH9K_INT_BMISC = ATH9K_INT_TIM |
ATH9K_INT_DTIM |
ATH9K_INT_DTIMSYNC |
ATH9K_INT_TSFOOR |
ATH9K_INT_CABEND,
ATH9K_INT_COMMON = ATH9K_INT_RXNOFRM |
ATH9K_INT_RXDESC |
ATH9K_INT_RXEOL |
ATH9K_INT_RXORN |
ATH9K_INT_TXURN |
ATH9K_INT_TXDESC |
ATH9K_INT_MIB |
ATH9K_INT_RXPHY |
ATH9K_INT_RXKCM |
ATH9K_INT_SWBA |
ATH9K_INT_BMISS |
ATH9K_INT_GPIO,
ATH9K_INT_NOCARD = 0xffffffff
};
#define CHANNEL_CW_INT 0x00002
#define CHANNEL_CCK 0x00020
#define CHANNEL_OFDM 0x00040
#define CHANNEL_2GHZ 0x00080
#define CHANNEL_5GHZ 0x00100
#define CHANNEL_PASSIVE 0x00200
#define CHANNEL_DYN 0x00400
#define CHANNEL_HALF 0x04000
#define CHANNEL_QUARTER 0x08000
#define CHANNEL_HT20 0x10000
#define CHANNEL_HT40PLUS 0x20000
#define CHANNEL_HT40MINUS 0x40000
#define CHANNEL_A (CHANNEL_5GHZ|CHANNEL_OFDM)
#define CHANNEL_B (CHANNEL_2GHZ|CHANNEL_CCK)
#define CHANNEL_G (CHANNEL_2GHZ|CHANNEL_OFDM)
#define CHANNEL_G_HT20 (CHANNEL_2GHZ|CHANNEL_HT20)
#define CHANNEL_A_HT20 (CHANNEL_5GHZ|CHANNEL_HT20)
#define CHANNEL_G_HT40PLUS (CHANNEL_2GHZ|CHANNEL_HT40PLUS)
#define CHANNEL_G_HT40MINUS (CHANNEL_2GHZ|CHANNEL_HT40MINUS)
#define CHANNEL_A_HT40PLUS (CHANNEL_5GHZ|CHANNEL_HT40PLUS)
#define CHANNEL_A_HT40MINUS (CHANNEL_5GHZ|CHANNEL_HT40MINUS)
#define CHANNEL_ALL \
(CHANNEL_OFDM| \
CHANNEL_CCK| \
CHANNEL_2GHZ | \
CHANNEL_5GHZ | \
CHANNEL_HT20 | \
CHANNEL_HT40PLUS | \
CHANNEL_HT40MINUS)
struct ath9k_hw_cal_data {
u16 channel;
u32 channelFlags;
int32_t CalValid;
int8_t iCoff;
int8_t qCoff;
int16_t rawNoiseFloor;
bool paprd_done;
bool nfcal_pending;
bool nfcal_interference;
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) || \
(((_c)->channelFlags & CHANNEL_G_HT20) == CHANNEL_G_HT20) || \
(((_c)->channelFlags & CHANNEL_G_HT40PLUS) == CHANNEL_G_HT40PLUS) || \
(((_c)->channelFlags & CHANNEL_G_HT40MINUS) == CHANNEL_G_HT40MINUS))
#define IS_CHAN_OFDM(_c) (((_c)->channelFlags & CHANNEL_OFDM) != 0)
#define IS_CHAN_5GHZ(_c) (((_c)->channelFlags & CHANNEL_5GHZ) != 0)
#define IS_CHAN_2GHZ(_c) (((_c)->channelFlags & CHANNEL_2GHZ) != 0)
#define IS_CHAN_HALF_RATE(_c) (((_c)->channelFlags & CHANNEL_HALF) != 0)
#define IS_CHAN_QUARTER_RATE(_c) (((_c)->channelFlags & CHANNEL_QUARTER) != 0)
#define IS_CHAN_A_FAST_CLOCK(_ah, _c) \
((((_c)->channelFlags & CHANNEL_5GHZ) != 0) && \
((_ah)->caps.hw_caps & ATH9K_HW_CAP_FASTCLOCK))
/* These macros check chanmode and not channelFlags */
#define IS_CHAN_B(_c) ((_c)->chanmode == CHANNEL_B)
#define IS_CHAN_HT20(_c) (((_c)->chanmode == CHANNEL_A_HT20) || \
((_c)->chanmode == CHANNEL_G_HT20))
#define IS_CHAN_HT40(_c) (((_c)->chanmode == CHANNEL_A_HT40PLUS) || \
((_c)->chanmode == CHANNEL_A_HT40MINUS) || \
((_c)->chanmode == CHANNEL_G_HT40PLUS) || \
((_c)->chanmode == CHANNEL_G_HT40MINUS))
#define IS_CHAN_HT(_c) (IS_CHAN_HT20((_c)) || IS_CHAN_HT40((_c)))
enum ath9k_power_mode {
ATH9K_PM_AWAKE = 0,
ATH9K_PM_FULL_SLEEP,
ATH9K_PM_NETWORK_SLEEP,
ATH9K_PM_UNDEFINED
};
enum ath9k_tp_scale {
ATH9K_TP_SCALE_MAX = 0,
ATH9K_TP_SCALE_50,
ATH9K_TP_SCALE_25,
ATH9K_TP_SCALE_12,
ATH9K_TP_SCALE_MIN
};
enum ser_reg_mode {
SER_REG_MODE_OFF = 0,
SER_REG_MODE_ON = 1,
SER_REG_MODE_AUTO = 2,
};
enum ath9k_rx_qtype {
ATH9K_RX_QUEUE_HP,
ATH9K_RX_QUEUE_LP,
ATH9K_RX_QUEUE_MAX,
};
struct ath9k_beacon_state {
u32 bs_nexttbtt;
u32 bs_nextdtim;
u32 bs_intval;
#define ATH9K_BEACON_PERIOD 0x0000ffff
#define ATH9K_BEACON_ENA 0x00800000
#define ATH9K_BEACON_RESET_TSF 0x01000000
#define ATH9K_TSFOOR_THRESHOLD 0x00004240 /* 16k us */
u32 bs_dtimperiod;
u16 bs_cfpperiod;
u16 bs_cfpmaxduration;
u32 bs_cfpnext;
u16 bs_timoffset;
u16 bs_bmissthreshold;
u32 bs_sleepduration;
u32 bs_tsfoor_threshold;
};
struct chan_centers {
u16 synth_center;
u16 ctl_center;
u16 ext_center;
};
enum {
ATH9K_RESET_POWER_ON,
ATH9K_RESET_WARM,
ATH9K_RESET_COLD,
};
struct ath9k_hw_version {
u32 magic;
u16 devid;
u16 subvendorid;
u32 macVersion;
u16 macRev;
u16 phyRev;
u16 analog5GhzRev;
u16 analog2GhzRev;
u16 subsysid;
};
/* Generic TSF timer definitions */
#define ATH_MAX_GEN_TIMER 16
#define AR_GENTMR_BIT(_index) (1 << (_index))
/*
* 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
struct ath_gen_timer_configuration {
u32 next_addr;
u32 period_addr;
u32 mode_addr;
u32 mode_mask;
};
struct ath_gen_timer {
void (*trigger)(void *arg);
void (*overflow)(void *arg);
void *arg;
u8 index;
};
struct ath_gen_timer_table {
u32 gen_timer_index[32];
struct ath_gen_timer *timers[ATH_MAX_GEN_TIMER];
union {
unsigned long timer_bits;
u16 val;
} timer_mask;
};
struct ath_hw_antcomb_conf {
u8 main_lna_conf;
u8 alt_lna_conf;
u8 fast_div_bias;
};
/**
* struct ath_hw_private_ops - callbacks used internally by hardware code
*
* This structure contains private callbacks designed to only be used internally
* by the hardware core.
*
* @init_cal_settings: setup types of calibrations supported
* @init_cal: starts actual calibration
*
* @init_mode_regs: Initializes mode registers
* @init_mode_gain_regs: Initialize TX/RX gain registers
* @macversion_supported: If this specific mac revision is supported
*
* @rf_set_freq: change frequency
* @spur_mitigate_freq: spur mitigation
* @rf_alloc_ext_banks:
* @rf_free_ext_banks:
* @set_rf_regs:
* @compute_pll_control: compute the PLL control value to use for
* 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
*
* @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 */
void (*init_cal_settings)(struct ath_hw *ah);
bool (*init_cal)(struct ath_hw *ah, struct ath9k_channel *chan);
void (*init_mode_regs)(struct ath_hw *ah);
void (*init_mode_gain_regs)(struct ath_hw *ah);
bool (*macversion_supported)(u32 macversion);
void (*setup_calibration)(struct ath_hw *ah,
struct ath9k_cal_list *currCal);
bool (*iscal_supported)(struct ath_hw *ah,
enum ath9k_cal_types calType);
/* PHY ops */
int (*rf_set_freq)(struct ath_hw *ah,
struct ath9k_channel *chan);
void (*spur_mitigate_freq)(struct ath_hw *ah,
struct ath9k_channel *chan);
int (*rf_alloc_ext_banks)(struct ath_hw *ah);
void (*rf_free_ext_banks)(struct ath_hw *ah);
bool (*set_rf_regs)(struct ath_hw *ah,
struct ath9k_channel *chan,
u16 modesIndex);
void (*set_channel_regs)(struct ath_hw *ah, struct ath9k_channel *chan);
void (*init_bb)(struct ath_hw *ah,
struct ath9k_channel *chan);
int (*process_ini)(struct ath_hw *ah, struct ath9k_channel *chan);
void (*olc_init)(struct ath_hw *ah);
void (*set_rfmode)(struct ath_hw *ah, struct ath9k_channel *chan);
void (*mark_phy_inactive)(struct ath_hw *ah);
void (*set_delta_slope)(struct ath_hw *ah, struct ath9k_channel *chan);
bool (*rfbus_req)(struct ath_hw *ah);
void (*rfbus_done)(struct ath_hw *ah);
void (*enable_rfkill)(struct ath_hw *ah);
void (*restore_chainmask)(struct ath_hw *ah);
void (*set_diversity)(struct ath_hw *ah, bool value);
u32 (*compute_pll_control)(struct ath_hw *ah,
struct ath9k_channel *chan);
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]);
/* 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);
};
/**
* struct ath_hw_ops - callbacks used by hardware code and driver code
*
* This structure contains callbacks designed to to be used internally by
* hardware code and also by the lower level driver.
*
* @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,
int restore,
int power_off);
void (*rx_enable)(struct ath_hw *ah);
void (*set_desc_link)(void *ds, u32 link);
void (*get_desc_link)(void *ds, u32 **link);
bool (*calibrate)(struct ath_hw *ah,
struct ath9k_channel *chan,
u8 rxchainmask,
bool longcal);
bool (*get_isr)(struct ath_hw *ah, enum ath9k_int *masked);
void (*fill_txdesc)(struct ath_hw *ah, void *ds, u32 seglen,
bool is_firstseg, bool is_is_lastseg,
const void *ds0, dma_addr_t buf_addr,
unsigned int qcu);
int (*proc_txdesc)(struct ath_hw *ah, void *ds,
struct ath_tx_status *ts);
void (*set11n_txdesc)(struct ath_hw *ah, void *ds,
u32 pktLen, enum ath9k_pkt_type type,
u32 txPower, u32 keyIx,
enum ath9k_key_type keyType,
u32 flags);
void (*set11n_ratescenario)(struct ath_hw *ah, void *ds,
void *lastds,
u32 durUpdateEn, u32 rtsctsRate,
u32 rtsctsDuration,
struct ath9k_11n_rate_series series[],
u32 nseries, u32 flags);
void (*set11n_aggr_first)(struct ath_hw *ah, void *ds,
u32 aggrLen);
void (*set11n_aggr_middle)(struct ath_hw *ah, void *ds,
u32 numDelims);
void (*set11n_aggr_last)(struct ath_hw *ah, void *ds);
void (*clr11n_aggr)(struct ath_hw *ah, void *ds);
void (*set11n_burstduration)(struct ath_hw *ah, void *ds,
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 {
struct ieee80211_hw *hw;
struct ath_common common;
struct ath9k_hw_version hw_version;
struct ath9k_ops_config config;
struct ath9k_hw_capabilities caps;
struct ath9k_channel channels[38];
struct ath9k_channel *curchan;
union {
struct ar5416_eeprom_def def;
struct ar5416_eeprom_4k map4k;
struct ar9287_eeprom map9287;
struct ar9300_eeprom ar9300_eep;
} eeprom;
const struct eeprom_ops *eep_ops;
bool sw_mgmt_crypto;
bool is_pciexpress;
bool need_an_top2_fixup;
u16 tx_trig_level;
u32 nf_regs[6];
struct ath_nf_limits nf_2g;
struct ath_nf_limits nf_5g;
u16 rfsilent;
u32 rfkill_gpio;
u32 rfkill_polarity;
u32 ah_flags;
bool htc_reset_init;
enum nl80211_iftype opmode;
enum ath9k_power_mode power_mode;
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];
int16_t curchan_rad_index;
enum ath9k_int imask;
u32 imrs2_reg;
u32 txok_interrupt_mask;
u32 txerr_interrupt_mask;
u32 txdesc_interrupt_mask;
u32 txeol_interrupt_mask;
u32 txurn_interrupt_mask;
bool chip_fullsleep;
u32 atim_window;
/* Calibration */
enum ath9k_cal_types supp_cals;
struct ath9k_cal_list iq_caldata;
struct ath9k_cal_list adcgain_caldata;
struct ath9k_cal_list adcdc_calinitdata;
struct ath9k_cal_list adcdc_caldata;
struct ath9k_cal_list tempCompCalData;
struct ath9k_cal_list *cal_list;
struct ath9k_cal_list *cal_list_last;
struct ath9k_cal_list *cal_list_curr;
#define totalPowerMeasI meas0.unsign
#define totalPowerMeasQ meas1.unsign
#define totalIqCorrMeas meas2.sign
#define totalAdcIOddPhase meas0.unsign
#define totalAdcIEvenPhase meas1.unsign
#define totalAdcQOddPhase meas2.unsign
#define totalAdcQEvenPhase meas3.unsign
#define totalAdcDcOffsetIOddPhase meas0.sign
#define totalAdcDcOffsetIEvenPhase meas1.sign
#define totalAdcDcOffsetQOddPhase meas2.sign
#define totalAdcDcOffsetQEvenPhase meas3.sign
union {
u32 unsign[AR5416_MAX_CHAINS];
int32_t sign[AR5416_MAX_CHAINS];
} meas0;
union {
u32 unsign[AR5416_MAX_CHAINS];
int32_t sign[AR5416_MAX_CHAINS];
} meas1;
union {
u32 unsign[AR5416_MAX_CHAINS];
int32_t sign[AR5416_MAX_CHAINS];
} meas2;
union {
u32 unsign[AR5416_MAX_CHAINS];
int32_t sign[AR5416_MAX_CHAINS];
} meas3;
u16 cal_samples;
u32 sta_id1_defaults;
u32 misc_mode;
enum {
AUTO_32KHZ,
USE_32KHZ,
DONT_USE_32KHZ,
} enable_32kHz_clock;
/* Private to hardware code */
struct ath_hw_private_ops private_ops;
/* Accessed by the lower level driver */
struct ath_hw_ops ops;
/* Used to program the radio on non single-chip devices */
u32 *analogBank0Data;
u32 *analogBank1Data;
u32 *analogBank2Data;
u32 *analogBank3Data;
u32 *analogBank6Data;
u32 *analogBank6TPCData;
u32 *analogBank7Data;
u32 *addac5416_21;
u32 *bank6Temp;
u8 txpower_limit;
int16_t txpower_indexoffset;
int coverage_class;
u32 beacon_interval;
u32 slottime;
u32 globaltxtimeout;
/* ANI */
u32 proc_phyerr;
u32 aniperiod;
struct ar5416AniState *curani;
struct ar5416AniState ani[255];
int totalSizeDesired[5];
int coarse_high[5];
int coarse_low[5];
int firpwr[5];
enum ath9k_ani_cmd ani_function;
/* Bluetooth coexistance */
struct ath_btcoex_hw btcoex_hw;
u32 intr_txqs;
u8 txchainmask;
u8 rxchainmask;
u32 originalGain[22];
int initPDADC;
int PDADCdelta;
u8 led_pin;
struct ar5416IniArray iniModes;
struct ar5416IniArray iniCommon;
struct ar5416IniArray iniBank0;
struct ar5416IniArray iniBB_RfGain;
struct ar5416IniArray iniBank1;
struct ar5416IniArray iniBank2;
struct ar5416IniArray iniBank3;
struct ar5416IniArray iniBank6;
struct ar5416IniArray iniBank6TPC;
struct ar5416IniArray iniBank7;
struct ar5416IniArray iniAddac;
struct ar5416IniArray iniPcieSerdes;
struct ar5416IniArray iniPcieSerdesLowPower;
struct ar5416IniArray iniModesAdditional;
struct ar5416IniArray iniModesRxGain;
struct ar5416IniArray iniModesTxGain;
struct ar5416IniArray iniModes_9271_1_0_only;
struct ar5416IniArray iniCckfirNormal;
struct ar5416IniArray iniCckfirJapan2484;
struct ar5416IniArray iniCommon_normal_cck_fir_coeff_9271;
struct ar5416IniArray iniCommon_japan_2484_cck_fir_coeff_9271;
struct ar5416IniArray iniModes_9271_ANI_reg;
struct ar5416IniArray iniModes_high_power_tx_gain_9271;
struct ar5416IniArray iniModes_normal_power_tx_gain_9271;
struct ar5416IniArray iniMac[ATH_INI_NUM_SPLIT];
struct ar5416IniArray iniBB[ATH_INI_NUM_SPLIT];
struct ar5416IniArray iniRadio[ATH_INI_NUM_SPLIT];
struct ar5416IniArray iniSOC[ATH_INI_NUM_SPLIT];
u32 intr_gen_timer_trigger;
u32 intr_gen_timer_thresh;
struct ath_gen_timer_table hw_gen_timers;
struct ar9003_txs *ts_ring;
void *ts_start;
u32 ts_paddr_start;
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)
{
return &ah->common;
}
static inline struct ath_regulatory *ath9k_hw_regulatory(struct ath_hw *ah)
{
return &(ath9k_hw_common(ah)->regulatory);
}
static inline struct ath_hw_private_ops *ath9k_hw_private_ops(struct ath_hw *ah)
{
return &ah->private_ops;
}
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,
struct ath9k_hw_cal_data *caldata, bool bChannelChange);
int ath9k_hw_fill_cap_info(struct ath_hw *ah);
u32 ath9k_regd_get_ctl(struct ath_regulatory *reg, struct ath9k_channel *chan);
/* GPIO / RFKILL / Antennae */
void ath9k_hw_cfg_gpio_input(struct ath_hw *ah, u32 gpio);
u32 ath9k_hw_gpio_get(struct ath_hw *ah, u32 gpio);
void ath9k_hw_cfg_output(struct ath_hw *ah, u32 gpio,
u32 ah_signal_type);
void ath9k_hw_set_gpio(struct ath_hw *ah, u32 gpio, u32 val);
u32 ath9k_hw_getdefantenna(struct ath_hw *ah);
void ath9k_hw_setantenna(struct ath_hw *ah, u32 antenna);
void ath9k_hw_antdiv_comb_conf_get(struct ath_hw *ah,
struct ath_hw_antcomb_conf *antconf);
void ath9k_hw_antdiv_comb_conf_set(struct ath_hw *ah,
struct ath_hw_antcomb_conf *antconf);
/* General Operation */
bool ath9k_hw_wait(struct ath_hw *ah, u32 reg, u32 mask, u32 val, u32 timeout);
u32 ath9k_hw_reverse_bits(u32 val, u32 n);
bool ath9k_get_channel_edges(struct ath_hw *ah, u16 flags, u16 *low, u16 *high);
u16 ath9k_hw_computetxtime(struct ath_hw *ah,
u8 phy, int kbps,
u32 frameLen, u16 rateix, bool shortPreamble);
void ath9k_hw_get_channel_centers(struct ath_hw *ah,
struct ath9k_channel *chan,
struct chan_centers *centers);
u32 ath9k_hw_getrxfilter(struct ath_hw *ah);
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_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);
void ath9k_hw_write_associd(struct ath_hw *ah);
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);
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);
void ath9k_hw_set_sta_beacon_timers(struct ath_hw *ah,
const struct ath9k_beacon_state *bs);
bool ath9k_hw_check_alive(struct ath_hw *ah);
bool ath9k_hw_setpower(struct ath_hw *ah, enum ath9k_power_mode mode);
/* Generic hw timer primitives */
struct ath_gen_timer *ath_gen_timer_alloc(struct ath_hw *ah,
void (*trigger)(void *),
void (*overflow)(void *),
void *arg,
u8 timer_index);
void ath9k_hw_gen_timer_start(struct ath_hw *ah,
struct ath_gen_timer *timer,
u32 timer_next,
u32 timer_period);
void ath9k_hw_gen_timer_stop(struct ath_hw *ah, struct ath_gen_timer *timer);
void ath_gen_timer_free(struct ath_hw *ah, struct ath_gen_timer *timer);
void ath_gen_timer_isr(struct ath_hw *hw);
u32 ath9k_hw_gettsf32(struct ath_hw *ah);
void ath9k_hw_name(struct ath_hw *ah, char *hw_name, size_t len);
/* HTC */
void ath9k_hw_htc_resetinit(struct ath_hw *ah);
/* PHY */
void ath9k_hw_get_delta_slope_vals(struct ath_hw *ah, u32 coef_scaled,
u32 *coef_mantissa, u32 *coef_exponent);
/*
* Code Specific to AR5008, AR9001 or AR9002,
* we stuff these here to avoid callbacks for AR9003.
*/
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 specific to AR9003, we stuff these here to avoid callbacks
* for older families
*/
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);
void ar9002_hw_attach_phy_ops(struct ath_hw *ah);
void ar9003_hw_attach_phy_ops(struct ath_hw *ah);
void ar9002_hw_attach_calib_ops(struct ath_hw *ah);
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);
void ar9002_hw_load_ani_reg(struct ath_hw *ah, struct ath9k_channel *chan);
/*
* 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
