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NetBSD/sys/dev/ic/athnvar.h

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/* $NetBSD: athnvar.h,v 1.8 2019/10/05 23:27:20 mrg Exp $ */
/* $OpenBSD: athnvar.h,v 1.34 2013/10/21 16:13:49 stsp Exp $ */
/*-
* Copyright (c) 2009 Damien Bergamini <damien.bergamini@free.fr>
*
* Permission to use, copy, modify, and 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 _ATHNVAR_H_
#define _ATHNVAR_H_
#ifdef _KERNEL_OPT
#include "opt_athn.h"
#endif
#define PUBLIC
#define IEEE80211_NO_HT /* XXX: porting artifact */
#ifdef notyet
#define ATHN_BT_COEXISTENCE 1
#endif
#define ATHN_SOFTC(sc) ((struct athn_softc *)(sc))
#define ATHN_NODE(ni) ((struct athn_node *)(ni))
#ifdef ATHN_DEBUG
#define DBG_INIT __BIT(0)
#define DBG_FN __BIT(1)
#define DBG_TX __BIT(2)
#define DBG_RX __BIT(3)
#define DBG_STM __BIT(4)
#define DBG_RF __BIT(5)
#define DBG_NODES __BIT(6)
#define DBG_INTR __BIT(7)
#define DBG_ALL 0xffffffffU
#define DPRINTFN(n, s, ...) do { \
if (athn_debug & (n)) { \
printf("%s: %s: ", \
device_xname(ATHN_SOFTC(s)->sc_dev), __func__); \
printf(__VA_ARGS__); \
} \
} while (0)
extern int athn_debug;
#else /* ATHN_DEBUG */
#define DPRINTFN(n, s, ...)
#endif /* ATHN_DEBUG */
#define LE_READ_4(p) ((p)[0] | (p)[1] << 8 | (p)[2] << 16 | (p)[3] << 24)
#define LE_READ_2(p) ((p)[0] | (p)[1] << 8)
#define ATHN_RXBUFSZ 3872
#define ATHN_TXBUFSZ 4096
#define ATHN_NRXBUFS 64
#define ATHN_NTXBUFS 64 /* Shared between all Tx queues. */
struct athn_rx_radiotap_header {
struct ieee80211_radiotap_header wr_ihdr;
uint64_t wr_tsft;
uint8_t wr_flags;
uint8_t wr_rate;
uint16_t wr_chan_freq;
uint16_t wr_chan_flags;
int8_t wr_dbm_antsignal;
uint8_t wr_antenna;
};
#define ATHN_RX_RADIOTAP_PRESENT \
(1 << IEEE80211_RADIOTAP_TSFT | \
1 << IEEE80211_RADIOTAP_FLAGS | \
1 << IEEE80211_RADIOTAP_RATE | \
1 << IEEE80211_RADIOTAP_CHANNEL | \
1 << IEEE80211_RADIOTAP_DBM_ANTSIGNAL | \
1 << IEEE80211_RADIOTAP_ANTENNA)
struct athn_tx_radiotap_header {
struct ieee80211_radiotap_header wt_ihdr;
uint8_t wt_flags;
uint8_t wt_rate;
uint16_t wt_chan_freq;
uint16_t wt_chan_flags;
};
#define ATHN_TX_RADIOTAP_PRESENT \
(1 << IEEE80211_RADIOTAP_FLAGS | \
1 << IEEE80211_RADIOTAP_RATE | \
1 << IEEE80211_RADIOTAP_CHANNEL)
struct athn_tx_buf {
SIMPLEQ_ENTRY(athn_tx_buf) bf_list;
void *bf_descs;
bus_dmamap_t bf_map;
bus_addr_t bf_daddr;
struct mbuf *bf_m;
struct ieee80211_node *bf_ni;
int bf_txflags;
#define ATHN_TXFLAG_PAPRD (1 << 0)
#define ATHN_TXFLAG_CAB (1 << 1)
};
struct athn_txq {
SIMPLEQ_HEAD(, athn_tx_buf) head;
void *lastds;
struct athn_tx_buf *wait;
int queued;
};
struct athn_rx_buf {
SIMPLEQ_ENTRY(athn_rx_buf) bf_list;
void *bf_desc;
bus_dmamap_t bf_map;
struct mbuf *bf_m;
bus_addr_t bf_daddr;
};
struct athn_rxq {
struct athn_rx_buf *bf;
void *descs;
void *lastds;
bus_dmamap_t map;
bus_dma_segment_t seg;
int count;
SIMPLEQ_HEAD(, athn_rx_buf) head;
};
/* Software rate indexes. */
#define ATHN_RIDX_CCK1 0
#define ATHN_RIDX_CCK2 1
#define ATHN_RIDX_OFDM6 4
#define ATHN_RIDX_MCS0 12
#define ATHN_RIDX_MCS15 27
#define ATHN_RIDX_MAX 27
#define ATHN_IS_HT_RIDX(ridx) ((ridx) >= ATHN_RIDX_MCS0)
static const struct athn_rate {
uint8_t rate; /* Rate in 500Kbps unit or MCS if 0x80. */
uint8_t hwrate; /* HW representation. */
uint8_t rspridx; /* Control Response Frame rate index. */
enum ieee80211_phytype phy;
} athn_rates[] = {
{ 2, 0x1b, 0, IEEE80211_T_DS },
{ 4, 0x1a, 1, IEEE80211_T_DS },
{ 11, 0x19, 1, IEEE80211_T_DS },
{ 22, 0x18, 1, IEEE80211_T_DS },
{ 12, 0x0b, 4, IEEE80211_T_OFDM },
{ 18, 0x0f, 4, IEEE80211_T_OFDM },
{ 24, 0x0a, 6, IEEE80211_T_OFDM },
{ 36, 0x0e, 6, IEEE80211_T_OFDM },
{ 48, 0x09, 8, IEEE80211_T_OFDM },
{ 72, 0x0d, 8, IEEE80211_T_OFDM },
{ 96, 0x08, 8, IEEE80211_T_OFDM },
{ 108, 0x0c, 8, IEEE80211_T_OFDM },
{ 0x80, 0x80, 8, IEEE80211_T_OFDM },
{ 0x81, 0x81, 8, IEEE80211_T_OFDM },
{ 0x82, 0x82, 8, IEEE80211_T_OFDM },
{ 0x83, 0x83, 8, IEEE80211_T_OFDM },
{ 0x84, 0x84, 8, IEEE80211_T_OFDM },
{ 0x85, 0x85, 8, IEEE80211_T_OFDM },
{ 0x86, 0x86, 8, IEEE80211_T_OFDM },
{ 0x87, 0x87, 8, IEEE80211_T_OFDM },
{ 0x88, 0x88, 8, IEEE80211_T_OFDM },
{ 0x89, 0x89, 8, IEEE80211_T_OFDM },
{ 0x8a, 0x8a, 8, IEEE80211_T_OFDM },
{ 0x8b, 0x8b, 8, IEEE80211_T_OFDM },
{ 0x8c, 0x8c, 8, IEEE80211_T_OFDM },
{ 0x8d, 0x8d, 8, IEEE80211_T_OFDM },
{ 0x8e, 0x8e, 8, IEEE80211_T_OFDM },
{ 0x8f, 0x8f, 8, IEEE80211_T_OFDM }
};
struct athn_series {
uint16_t dur;
uint8_t hwrate;
};
struct athn_pier {
uint8_t fbin;
const uint8_t *pwr[AR_PD_GAINS_IN_MASK];
const uint8_t *vpd[AR_PD_GAINS_IN_MASK];
};
/*
* Structures used to store initialization values.
*/
struct athn_ini {
int nregs;
const uint16_t *regs;
const uint32_t *vals_5g20;
#ifndef IEEE80211_NO_HT
const uint32_t *vals_5g40;
const uint32_t *vals_2g40;
#endif
const uint32_t *vals_2g20;
int ncmregs;
const uint16_t *cmregs;
const uint32_t *cmvals;
int nfastregs;
const uint16_t *fastregs;
const uint32_t *fastvals_5g20;
#ifndef IEEE80211_NO_HT
const uint32_t *fastvals_5g40;
#endif
};
struct athn_gain {
int nregs;
const uint16_t *regs;
const uint32_t *vals_5g;
const uint32_t *vals_2g;
};
struct athn_addac {
int nvals;
const uint32_t *vals;
};
struct athn_serdes {
int nvals;
const uint32_t *regs;
const uint32_t *vals;
};
/* Rx queue software indexes. */
#define ATHN_QID_LP 0
#define ATHN_QID_HP 1
/* Tx queue software indexes. */
#define ATHN_QID_AC_BE 0
#define ATHN_QID_PSPOLL 1
#define ATHN_QID_AC_BK 2
#define ATHN_QID_AC_VI 3
#define ATHN_QID_AC_VO 4
#define ATHN_QID_UAPSD 5
#define ATHN_QID_CAB 6
#define ATHN_QID_BEACON 7
#define ATHN_QID_COUNT 8
/* Map Access Category to Tx queue Id. */
static const uint8_t athn_ac2qid[WME_NUM_AC] = {
ATHN_QID_AC_BE, /* WME_AC_BE */
ATHN_QID_AC_BK, /* WME_AC_BK */
ATHN_QID_AC_VI, /* WME_AC_VI */
ATHN_QID_AC_VO /* WME_AC_VO */
};
static const uint8_t athn_5ghz_chans[] = {
/* UNII 1. */
36, 40, 44, 48,
/* UNII 2. */
52, 56, 60, 64,
/* Middle band. */
100, 104, 108, 112, 116, 120, 124, 128, 132, 136, 140,
/* UNII 3. */
149, 153, 157, 161, 165
};
/* Number of data bits per OFDM symbol for MCS[0-15]. */
/* See tables 20-29, 20-30, 20-33, 20-34. */
static const uint16_t ar_mcs_ndbps[][2] = {
/* 20MHz 40MHz */
{ 26, 54 }, /* MCS0 */
{ 52, 108 }, /* MCS1 */
{ 78, 162 }, /* MCS2 */
{ 104, 216 }, /* MCS3 */
{ 156, 324 }, /* MCS4 */
{ 208, 432 }, /* MCS5 */
{ 234, 486 }, /* MCS6 */
{ 260, 540 }, /* MCS7 */
{ 26, 108 }, /* MCS8 */
{ 52, 216 }, /* MCS9 */
{ 78, 324 }, /* MCS10 */
{ 104, 432 }, /* MCS11 */
{ 156, 648 }, /* MCS12 */
{ 208, 864 }, /* MCS13 */
{ 234, 972 }, /* MCS14 */
{ 260, 1080 } /* MCS15 */
};
#define ATHN_POWER_OFDM6 0
#define ATHN_POWER_OFDM9 1
#define ATHN_POWER_OFDM12 2
#define ATHN_POWER_OFDM18 3
#define ATHN_POWER_OFDM24 4
#define ATHN_POWER_OFDM36 5
#define ATHN_POWER_OFDM48 6
#define ATHN_POWER_OFDM54 7
#define ATHN_POWER_CCK1_LP 8
#define ATHN_POWER_CCK2_LP 9
#define ATHN_POWER_CCK2_SP 10
#define ATHN_POWER_CCK55_LP 11
#define ATHN_POWER_CCK55_SP 12
#define ATHN_POWER_CCK11_LP 13
#define ATHN_POWER_CCK11_SP 14
#define ATHN_POWER_XR 15
#define ATHN_POWER_HT20(mcs) (16 + (mcs))
#define ATHN_POWER_HT40(mcs) (40 + (mcs))
#define ATHN_POWER_CCK_DUP 64
#define ATHN_POWER_OFDM_DUP 65
#define ATHN_POWER_CCK_EXT 66
#define ATHN_POWER_OFDM_EXT 67
#define ATHN_POWER_COUNT 68
struct athn_node {
struct ieee80211_node ni;
struct ieee80211_amrr_node amn;
uint8_t ridx[IEEE80211_RATE_MAXSIZE];
uint8_t fallback[IEEE80211_RATE_MAXSIZE];
uint8_t sta_index;
};
/*
* Adaptive noise immunity state.
*/
#define ATHN_ANI_PERIOD 100
#define ATHN_ANI_RSSI_THR_HIGH 40
#define ATHN_ANI_RSSI_THR_LOW 7
struct athn_ani {
uint8_t noise_immunity_level;
uint8_t spur_immunity_level;
uint8_t firstep_level;
uint8_t ofdm_weak_signal;
uint8_t cck_weak_signal;
uint32_t listen_time;
uint32_t ofdm_trig_high;
uint32_t ofdm_trig_low;
int32_t cck_trig_high;
int32_t cck_trig_low;
uint32_t ofdm_phy_err_base;
uint32_t cck_phy_err_base;
uint32_t ofdm_phy_err_count;
uint32_t cck_phy_err_count;
uint32_t cyccnt;
uint32_t txfcnt;
uint32_t rxfcnt;
};
struct athn_iq_cal {
uint32_t pwr_meas_i;
uint32_t pwr_meas_q;
int32_t iq_corr_meas;
};
struct athn_adc_cal {
uint32_t pwr_meas_odd_i;
uint32_t pwr_meas_even_i;
uint32_t pwr_meas_odd_q;
uint32_t pwr_meas_even_q;
};
struct athn_calib {
int nsamples;
struct athn_iq_cal iq[AR_MAX_CHAINS];
struct athn_adc_cal adc_gain[AR_MAX_CHAINS];
struct athn_adc_cal adc_dc_offset[AR_MAX_CHAINS];
};
#define ATHN_NF_CAL_HIST_MAX 5
struct athn_softc;
struct athn_ops {
/* Bus callbacks. */
uint32_t (*read)(struct athn_softc *, uint32_t);
void (*write)(struct athn_softc *, uint32_t, uint32_t);
void (*write_barrier)(struct athn_softc *);
void (*setup)(struct athn_softc *);
void (*set_txpower)(struct athn_softc *, struct ieee80211_channel *,
struct ieee80211_channel *);
void (*spur_mitigate)(struct athn_softc *,
struct ieee80211_channel *, struct ieee80211_channel *);
const struct ar_spur_chan *
(*get_spur_chans)(struct athn_softc *, int);
void (*init_from_rom)(struct athn_softc *,
struct ieee80211_channel *, struct ieee80211_channel *);
int (*set_synth)(struct athn_softc *, struct ieee80211_channel *,
struct ieee80211_channel *);
int (*read_rom_data)(struct athn_softc *, uint32_t, void *, int);
const uint8_t *
(*get_rom_template)(struct athn_softc *, uint8_t);
void (*swap_rom)(struct athn_softc *);
void (*olpc_init)(struct athn_softc *);
void (*olpc_temp_compensation)(struct athn_softc *);
/* GPIO callbacks. */
int (*gpio_read)(struct athn_softc *, int);
void (*gpio_write)(struct athn_softc *, int, int);
void (*gpio_config_input)(struct athn_softc *, int);
void (*gpio_config_output)(struct athn_softc *, int, int);
void (*rfsilent_init)(struct athn_softc *);
/* DMA callbacks. */
int (*dma_alloc)(struct athn_softc *);
void (*dma_free)(struct athn_softc *);
void (*rx_enable)(struct athn_softc *);
int (*intr_status)(struct athn_softc *);
int (*intr)(struct athn_softc *);
int (*tx)(struct athn_softc *, struct mbuf *,
struct ieee80211_node *, int);
/* PHY callbacks. */
void (*set_rf_mode)(struct athn_softc *,
struct ieee80211_channel *);
int (*rf_bus_request)(struct athn_softc *);
void (*rf_bus_release)(struct athn_softc *);
void (*set_phy)(struct athn_softc *, struct ieee80211_channel *,
struct ieee80211_channel *);
void (*set_delta_slope)(struct athn_softc *,
struct ieee80211_channel *, struct ieee80211_channel *);
void (*enable_antenna_diversity)(struct athn_softc *);
void (*init_baseband)(struct athn_softc *);
void (*disable_phy)(struct athn_softc *);
void (*set_rxchains)(struct athn_softc *);
void (*noisefloor_calib)(struct athn_softc *);
void (*do_calib)(struct athn_softc *);
void (*next_calib)(struct athn_softc *);
void (*hw_init)(struct athn_softc *, struct ieee80211_channel *,
struct ieee80211_channel *);
void (*get_paprd_masks)(struct athn_softc *sc,
struct ieee80211_channel *, uint32_t *, uint32_t *);
/* ANI callbacks. */
void (*set_noise_immunity_level)(struct athn_softc *, int);
void (*enable_ofdm_weak_signal)(struct athn_softc *);
void (*disable_ofdm_weak_signal)(struct athn_softc *);
void (*set_cck_weak_signal)(struct athn_softc *, int);
void (*set_firstep_level)(struct athn_softc *, int);
void (*set_spur_immunity_level)(struct athn_softc *, int);
};
struct athn_softc {
device_t sc_dev;
device_suspensor_t sc_suspensor;
pmf_qual_t sc_qual;
struct ieee80211com sc_ic;
struct ethercom sc_ec;
#define sc_if sc_ec.ec_if
void *sc_soft_ih;
#if 0
int (*sc_enable)(struct athn_softc *);
void (*sc_disable)(struct athn_softc *);
void (*sc_power)(struct athn_softc *, int);
#endif
void (*sc_disable_aspm)(struct athn_softc *);
void (*sc_enable_extsynch)(
struct athn_softc *);
int (*sc_newstate)(struct ieee80211com *,
enum ieee80211_state, int);
bus_dma_tag_t sc_dmat;
callout_t sc_scan_to;
callout_t sc_calib_to;
struct ieee80211_amrr sc_amrr;
u_int sc_flags;
#define ATHN_FLAG_PCIE (1 << 0)
#define ATHN_FLAG_USB (1 << 1)
#define ATHN_FLAG_OLPC (1 << 2)
#define ATHN_FLAG_PAPRD (1 << 3)
#define ATHN_FLAG_FAST_PLL_CLOCK (1 << 4)
#define ATHN_FLAG_RFSILENT (1 << 5)
#define ATHN_FLAG_RFSILENT_REVERSED (1 << 6)
#define ATHN_FLAG_BTCOEX2WIRE (1 << 7)
#define ATHN_FLAG_BTCOEX3WIRE (1 << 8)
/* Shortcut. */
#define ATHN_FLAG_BTCOEX (ATHN_FLAG_BTCOEX2WIRE | ATHN_FLAG_BTCOEX3WIRE)
#define ATHN_FLAG_11A (1 << 9)
#define ATHN_FLAG_11G (1 << 10)
#define ATHN_FLAG_11N (1 << 11)
#define ATHN_FLAG_AN_TOP2_FIXUP (1 << 12)
#define ATHN_FLAG_NON_ENTERPRISE (1 << 13)
#define ATHN_FLAG_3TREDUCE_CHAIN (1 << 14)
uint8_t sc_ngpiopins;
int sc_led_pin;
int sc_rfsilent_pin;
int sc_led_state;
uint32_t sc_isync;
uint32_t sc_imask;
uint16_t sc_mac_ver;
uint8_t sc_mac_rev;
uint8_t sc_rf_rev;
uint16_t sc_eep_rev;
uint8_t sc_txchainmask;
uint8_t sc_rxchainmask;
uint8_t sc_ntxchains;
uint8_t sc_nrxchains;
uint8_t sc_sup_calib_mask;
uint8_t sc_cur_calib_mask;
#define ATHN_CAL_IQ (1 << 0)
#define ATHN_CAL_ADC_GAIN (1 << 1)
#define ATHN_CAL_ADC_DC (1 << 2)
#define ATHN_CAL_TEMP (1 << 3)
struct ieee80211_channel *sc_curchan;
struct ieee80211_channel *sc_curchanext;
/* Open Loop Power Control. */
int8_t sc_tx_gain_tbl[AR9280_TX_GAIN_TABLE_SIZE];
int8_t sc_pdadc;
int8_t sc_tcomp;
int sc_olpc_ticks;
/* PA predistortion. */
uint16_t sc_gain1[AR_MAX_CHAINS];
uint32_t sc_txgain[AR9003_TX_GAIN_TABLE_SIZE];
int16_t sc_pa_in[AR_MAX_CHAINS]
[AR9003_PAPRD_MEM_TAB_SIZE];
int16_t sc_angle[AR_MAX_CHAINS]
[AR9003_PAPRD_MEM_TAB_SIZE];
int32_t sc_trainpow;
uint8_t sc_paprd_curchain;
uint32_t sc_rwbuf[64];
size_t sc_kc_entries;
void *sc_eep;
const void *sc_eep_def;
uint32_t sc_eep_base;
uint32_t sc_eep_size;
struct athn_rxq sc_rxq[2];
struct athn_txq sc_txq[31];
void *sc_descs;
bus_dmamap_t sc_map;
bus_dma_segment_t sc_seg;
SIMPLEQ_HEAD(, athn_tx_buf) sc_txbufs;
struct athn_tx_buf *sc_bcnbuf;
struct athn_tx_buf sc_txpool[ATHN_NTXBUFS];
bus_dmamap_t sc_txsmap;
bus_dma_segment_t sc_txsseg;
void *sc_txsring;
int sc_txscur;
u_short sc_if_flags;
int sc_tx_timer;
const struct athn_ini *sc_ini;
const struct athn_gain *sc_rx_gain;
const struct athn_gain *sc_tx_gain;
const struct athn_addac *sc_addac;
const struct athn_serdes *sc_serdes;
uint32_t sc_workaround;
uint32_t sc_obs_off;
uint32_t sc_gpio_input_en_off;
struct athn_ops sc_ops;
int sc_fixed_ridx;
int16_t sc_cca_min_2g;
int16_t sc_cca_max_2g;
int16_t sc_cca_min_5g;
int16_t sc_cca_max_5g;
int16_t sc_def_nf;
struct {
int16_t nf[AR_MAX_CHAINS];
int16_t nf_ext[AR_MAX_CHAINS];
} sc_nf_hist[ATHN_NF_CAL_HIST_MAX];
int sc_nf_hist_cur;
int16_t sc_nf_priv[AR_MAX_CHAINS];
int16_t sc_nf_ext_priv[AR_MAX_CHAINS];
int sc_pa_calib_ticks;
struct athn_calib sc_calib;
struct athn_ani sc_ani;
struct bpf_if * sc_drvbpf;
union {
struct athn_rx_radiotap_header th;
uint8_t pad[IEEE80211_RADIOTAP_HDRLEN];
} sc_rxtapu;
#define sc_rxtap sc_rxtapu.th
int sc_rxtap_len;
union {
struct athn_tx_radiotap_header th;
uint8_t pad[IEEE80211_RADIOTAP_HDRLEN];
} sc_txtapu;
#define sc_txtap sc_txtapu.th
int sc_txtap_len;
/*
* Attach overrides. Set before calling athn_attach().
*/
int sc_max_aid;
int (*sc_media_change)(struct ifnet *);
};
int athn_attach(struct athn_softc *);
void athn_detach(struct athn_softc *);
void athn_suspend(struct athn_softc *);
bool athn_resume(struct athn_softc *);
int athn_intr(void *);
/* used by if_athn_usb.c */
void athn_btcoex_init(struct athn_softc *);
int athn_hw_reset(struct athn_softc *, struct ieee80211_channel *,
struct ieee80211_channel *, int);
void athn_init_pll(struct athn_softc *, const struct ieee80211_channel *);
void athn_led_init(struct athn_softc *);
int athn_reset(struct athn_softc *, int);
void athn_reset_key(struct athn_softc *, int);
void athn_rx_start(struct athn_softc *);
void athn_set_bss(struct athn_softc *, struct ieee80211_node *);
int athn_set_chan(struct athn_softc *, struct ieee80211_channel *,
struct ieee80211_channel *);
void athn_set_hostap_timers(struct athn_softc *);
void athn_set_led(struct athn_softc *, int);
void athn_set_opmode(struct athn_softc *);
int athn_set_power_awake(struct athn_softc *);
void athn_set_power_sleep(struct athn_softc *);
void athn_set_rxfilter(struct athn_softc *, uint32_t);
void athn_set_sta_timers(struct athn_softc *);
void athn_updateslot(struct ifnet *);
#ifdef notyet_edca
void athn_updateedca(struct ieee80211com *);
#endif
#ifdef notyet
void athn_delete_key(struct ieee80211com *, struct ieee80211_node *,
struct ieee80211_key *);
int athn_set_key(struct ieee80211com *, struct ieee80211_node *,
struct ieee80211_key *);
#endif /* notyet */
/* used by ar9285.c */
uint8_t athn_chan2fbin(struct ieee80211_channel *);
void athn_get_pier_ival(uint8_t, const uint8_t *, int, int *, int *);
/* used by arn5008.c and arn9003.c */
void athn_config_nonpcie(struct athn_softc *);
void athn_config_pcie(struct athn_softc *);
void athn_get_delta_slope(uint32_t, uint32_t *, uint32_t *);
void athn_inc_tx_trigger_level(struct athn_softc *);
void athn_stop(struct ifnet *, int);
void athn_stop_tx_dma(struct athn_softc *, int);
int athn_tx_pending(struct athn_softc *, int);
int athn_txtime(struct athn_softc *, int, int, u_int);
/* used by arn5008.c, arn9003.c, arn9287.c, and arn9380.c */
int athn_interpolate(int, int, int, int, int);
#endif /* _ATHNVAR_H_ */
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