linux/drivers/net/wireless/b43/phy.h
Michael Buesch 8e9f7529fd [B43]: RF-kill support
This adds full support for the RFKILL button and
the RFKILL LED trigger.

Signed-off-by: Michael Buesch <mb@bu3sch.de>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2007-10-10 16:54:12 -07:00

298 lines
12 KiB
C

#ifndef B43_PHY_H_
#define B43_PHY_H_
#include <linux/types.h>
struct b43_wldev;
struct b43_phy;
/*** PHY Registers ***/
/* Routing */
#define B43_PHYROUTE_OFDM_GPHY 0x400
#define B43_PHYROUTE_EXT_GPHY 0x800
/* Base registers. */
#define B43_PHY_BASE(reg) (reg)
/* OFDM (A) registers of a G-PHY */
#define B43_PHY_OFDM(reg) ((reg) | B43_PHYROUTE_OFDM_GPHY)
/* Extended G-PHY registers */
#define B43_PHY_EXTG(reg) ((reg) | B43_PHYROUTE_EXT_GPHY)
/* OFDM (A) PHY Registers */
#define B43_PHY_VERSION_OFDM B43_PHY_OFDM(0x00) /* Versioning register for A-PHY */
#define B43_PHY_BBANDCFG B43_PHY_OFDM(0x01) /* Baseband config */
#define B43_PHY_BBANDCFG_RXANT 0x180 /* RX Antenna selection */
#define B43_PHY_BBANDCFG_RXANT_SHIFT 7
#define B43_PHY_PWRDOWN B43_PHY_OFDM(0x03) /* Powerdown */
#define B43_PHY_CRSTHRES1 B43_PHY_OFDM(0x06) /* CRS Threshold 1 */
#define B43_PHY_LNAHPFCTL B43_PHY_OFDM(0x1C) /* LNA/HPF control */
#define B43_PHY_ADIVRELATED B43_PHY_OFDM(0x27) /* FIXME rename */
#define B43_PHY_CRS0 B43_PHY_OFDM(0x29)
#define B43_PHY_ANTDWELL B43_PHY_OFDM(0x2B) /* Antenna dwell */
#define B43_PHY_ANTDWELL_AUTODIV1 0x0100 /* Automatic RX diversity start antenna */
#define B43_PHY_ENCORE B43_PHY_OFDM(0x49) /* "Encore" (RangeMax / BroadRange) */
#define B43_PHY_ENCORE_EN 0x0200 /* Encore enable */
#define B43_PHY_LMS B43_PHY_OFDM(0x55)
#define B43_PHY_OFDM61 B43_PHY_OFDM(0x61) /* FIXME rename */
#define B43_PHY_OFDM61_10 0x0010 /* FIXME rename */
#define B43_PHY_IQBAL B43_PHY_OFDM(0x69) /* I/Q balance */
#define B43_PHY_OTABLECTL B43_PHY_OFDM(0x72) /* OFDM table control (see below) */
#define B43_PHY_OTABLEOFF 0x03FF /* OFDM table offset (see below) */
#define B43_PHY_OTABLENR 0xFC00 /* OFDM table number (see below) */
#define B43_PHY_OTABLENR_SHIFT 10
#define B43_PHY_OTABLEI B43_PHY_OFDM(0x73) /* OFDM table data I */
#define B43_PHY_OTABLEQ B43_PHY_OFDM(0x74) /* OFDM table data Q */
#define B43_PHY_HPWR_TSSICTL B43_PHY_OFDM(0x78) /* Hardware power TSSI control */
#define B43_PHY_NRSSITHRES B43_PHY_OFDM(0x8A) /* NRSSI threshold */
#define B43_PHY_ANTWRSETT B43_PHY_OFDM(0x8C) /* Antenna WR settle */
#define B43_PHY_ANTWRSETT_ARXDIV 0x2000 /* Automatic RX diversity enabled */
#define B43_PHY_CLIPPWRDOWNT B43_PHY_OFDM(0x93) /* Clip powerdown threshold */
#define B43_PHY_OFDM9B B43_PHY_OFDM(0x9B) /* FIXME rename */
#define B43_PHY_N1P1GAIN B43_PHY_OFDM(0xA0)
#define B43_PHY_P1P2GAIN B43_PHY_OFDM(0xA1)
#define B43_PHY_N1N2GAIN B43_PHY_OFDM(0xA2)
#define B43_PHY_CLIPTHRES B43_PHY_OFDM(0xA3)
#define B43_PHY_CLIPN1P2THRES B43_PHY_OFDM(0xA4)
#define B43_PHY_DIVSRCHIDX B43_PHY_OFDM(0xA8) /* Divider search gain/index */
#define B43_PHY_CLIPP2THRES B43_PHY_OFDM(0xA9)
#define B43_PHY_CLIPP3THRES B43_PHY_OFDM(0xAA)
#define B43_PHY_DIVP1P2GAIN B43_PHY_OFDM(0xAB)
#define B43_PHY_DIVSRCHGAINBACK B43_PHY_OFDM(0xAD) /* Divider search gain back */
#define B43_PHY_DIVSRCHGAINCHNG B43_PHY_OFDM(0xAE) /* Divider search gain change */
#define B43_PHY_CRSTHRES1_R1 B43_PHY_OFDM(0xC0) /* CRS Threshold 1 (rev 1 only) */
#define B43_PHY_CRSTHRES2_R1 B43_PHY_OFDM(0xC1) /* CRS Threshold 2 (rev 1 only) */
#define B43_PHY_TSSIP_LTBASE B43_PHY_OFDM(0x380) /* TSSI power lookup table base */
#define B43_PHY_DC_LTBASE B43_PHY_OFDM(0x3A0) /* DC lookup table base */
#define B43_PHY_GAIN_LTBASE B43_PHY_OFDM(0x3C0) /* Gain lookup table base */
/* CCK (B) PHY Registers */
#define B43_PHY_VERSION_CCK B43_PHY_BASE(0x00) /* Versioning register for B-PHY */
#define B43_PHY_CCKBBANDCFG B43_PHY_BASE(0x01) /* Contains antenna 0/1 control bit */
#define B43_PHY_PGACTL B43_PHY_BASE(0x15) /* PGA control */
#define B43_PHY_PGACTL_LPF 0x1000 /* Low pass filter (?) */
#define B43_PHY_PGACTL_LOWBANDW 0x0040 /* Low bandwidth flag */
#define B43_PHY_PGACTL_UNKNOWN 0xEFA0
#define B43_PHY_FBCTL1 B43_PHY_BASE(0x18) /* Frequency bandwidth control 1 */
#define B43_PHY_ITSSI B43_PHY_BASE(0x29) /* Idle TSSI */
#define B43_PHY_LO_LEAKAGE B43_PHY_BASE(0x2D) /* Measured LO leakage */
#define B43_PHY_ENERGY B43_PHY_BASE(0x33) /* Energy */
#define B43_PHY_SYNCCTL B43_PHY_BASE(0x35)
#define B43_PHY_FBCTL2 B43_PHY_BASE(0x38) /* Frequency bandwidth control 2 */
#define B43_PHY_DACCTL B43_PHY_BASE(0x60) /* DAC control */
#define B43_PHY_RCCALOVER B43_PHY_BASE(0x78) /* RC calibration override */
/* Extended G-PHY Registers */
#define B43_PHY_CLASSCTL B43_PHY_EXTG(0x02) /* Classify control */
#define B43_PHY_GTABCTL B43_PHY_EXTG(0x03) /* G-PHY table control (see below) */
#define B43_PHY_GTABOFF 0x03FF /* G-PHY table offset (see below) */
#define B43_PHY_GTABNR 0xFC00 /* G-PHY table number (see below) */
#define B43_PHY_GTABNR_SHIFT 10
#define B43_PHY_GTABDATA B43_PHY_EXTG(0x04) /* G-PHY table data */
#define B43_PHY_LO_MASK B43_PHY_EXTG(0x0F) /* Local Oscillator control mask */
#define B43_PHY_LO_CTL B43_PHY_EXTG(0x10) /* Local Oscillator control */
#define B43_PHY_RFOVER B43_PHY_EXTG(0x11) /* RF override */
#define B43_PHY_RFOVERVAL B43_PHY_EXTG(0x12) /* RF override value */
#define B43_PHY_RFOVERVAL_EXTLNA 0x8000
#define B43_PHY_RFOVERVAL_LNA 0x7000
#define B43_PHY_RFOVERVAL_LNA_SHIFT 12
#define B43_PHY_RFOVERVAL_PGA 0x0F00
#define B43_PHY_RFOVERVAL_PGA_SHIFT 8
#define B43_PHY_RFOVERVAL_UNK 0x0010 /* Unknown, always set. */
#define B43_PHY_RFOVERVAL_TRSWRX 0x00E0
#define B43_PHY_RFOVERVAL_BW 0x0003 /* Bandwidth flags */
#define B43_PHY_RFOVERVAL_BW_LPF 0x0001 /* Low Pass Filter */
#define B43_PHY_RFOVERVAL_BW_LBW 0x0002 /* Low Bandwidth (when set), high when unset */
#define B43_PHY_ANALOGOVER B43_PHY_EXTG(0x14) /* Analog override */
#define B43_PHY_ANALOGOVERVAL B43_PHY_EXTG(0x15) /* Analog override value */
/*** OFDM table numbers ***/
#define B43_OFDMTAB(number, offset) (((number) << B43_PHY_OTABLENR_SHIFT) | (offset))
#define B43_OFDMTAB_AGC1 B43_OFDMTAB(0x00, 0)
#define B43_OFDMTAB_GAIN0 B43_OFDMTAB(0x00, 0)
#define B43_OFDMTAB_GAINX B43_OFDMTAB(0x01, 0) //TODO rename
#define B43_OFDMTAB_GAIN1 B43_OFDMTAB(0x01, 4)
#define B43_OFDMTAB_AGC3 B43_OFDMTAB(0x02, 0)
#define B43_OFDMTAB_GAIN2 B43_OFDMTAB(0x02, 3)
#define B43_OFDMTAB_LNAHPFGAIN1 B43_OFDMTAB(0x03, 0)
#define B43_OFDMTAB_WRSSI B43_OFDMTAB(0x04, 0)
#define B43_OFDMTAB_LNAHPFGAIN2 B43_OFDMTAB(0x04, 0)
#define B43_OFDMTAB_NOISESCALE B43_OFDMTAB(0x05, 0)
#define B43_OFDMTAB_AGC2 B43_OFDMTAB(0x06, 0)
#define B43_OFDMTAB_ROTOR B43_OFDMTAB(0x08, 0)
#define B43_OFDMTAB_ADVRETARD B43_OFDMTAB(0x09, 0)
#define B43_OFDMTAB_DAC B43_OFDMTAB(0x0C, 0)
#define B43_OFDMTAB_DC B43_OFDMTAB(0x0E, 7)
#define B43_OFDMTAB_PWRDYN2 B43_OFDMTAB(0x0E, 12)
#define B43_OFDMTAB_LNAGAIN B43_OFDMTAB(0x0E, 13)
//TODO
#define B43_OFDMTAB_LPFGAIN B43_OFDMTAB(0x0F, 12)
#define B43_OFDMTAB_RSSI B43_OFDMTAB(0x10, 0)
//TODO
#define B43_OFDMTAB_AGC1_R1 B43_OFDMTAB(0x13, 0)
#define B43_OFDMTAB_GAINX_R1 B43_OFDMTAB(0x14, 0) //TODO rename
#define B43_OFDMTAB_MINSIGSQ B43_OFDMTAB(0x14, 1)
#define B43_OFDMTAB_AGC3_R1 B43_OFDMTAB(0x15, 0)
#define B43_OFDMTAB_WRSSI_R1 B43_OFDMTAB(0x15, 4)
#define B43_OFDMTAB_TSSI B43_OFDMTAB(0x15, 0)
#define B43_OFDMTAB_DACRFPABB B43_OFDMTAB(0x16, 0)
#define B43_OFDMTAB_DACOFF B43_OFDMTAB(0x17, 0)
#define B43_OFDMTAB_DCBIAS B43_OFDMTAB(0x18, 0)
u16 b43_ofdmtab_read16(struct b43_wldev *dev, u16 table, u16 offset);
void b43_ofdmtab_write16(struct b43_wldev *dev, u16 table,
u16 offset, u16 value);
u32 b43_ofdmtab_read32(struct b43_wldev *dev, u16 table, u16 offset);
void b43_ofdmtab_write32(struct b43_wldev *dev, u16 table,
u16 offset, u32 value);
/*** G-PHY table numbers */
#define B43_GTAB(number, offset) (((number) << B43_PHY_GTABNR_SHIFT) | (offset))
#define B43_GTAB_NRSSI B43_GTAB(0x00, 0)
#define B43_GTAB_TRFEMW B43_GTAB(0x0C, 0x120)
#define B43_GTAB_ORIGTR B43_GTAB(0x2E, 0x298)
u16 b43_gtab_read(struct b43_wldev *dev, u16 table, u16 offset); //TODO implement
void b43_gtab_write(struct b43_wldev *dev, u16 table, u16 offset, u16 value); //TODO implement
#define B43_DEFAULT_CHANNEL_A 36
#define B43_DEFAULT_CHANNEL_BG 6
enum {
B43_ANTENNA0, /* Antenna 0 */
B43_ANTENNA1, /* Antenna 0 */
B43_ANTENNA_AUTO1, /* Automatic, starting with antenna 1 */
B43_ANTENNA_AUTO0, /* Automatic, starting with antenna 0 */
B43_ANTENNA_AUTO = B43_ANTENNA_AUTO0,
B43_ANTENNA_DEFAULT = B43_ANTENNA_AUTO,
};
enum {
B43_INTERFMODE_NONE,
B43_INTERFMODE_NONWLAN,
B43_INTERFMODE_MANUALWLAN,
B43_INTERFMODE_AUTOWLAN,
};
/* Masks for the different PHY versioning registers. */
#define B43_PHYVER_ANALOG 0xF000
#define B43_PHYVER_ANALOG_SHIFT 12
#define B43_PHYVER_TYPE 0x0F00
#define B43_PHYVER_TYPE_SHIFT 8
#define B43_PHYVER_VERSION 0x00FF
void b43_raw_phy_lock(struct b43_wldev *dev);
#define b43_phy_lock(dev, flags) \
do { \
local_irq_save(flags); \
b43_raw_phy_lock(dev); \
} while (0)
void b43_raw_phy_unlock(struct b43_wldev *dev);
#define b43_phy_unlock(dev, flags) \
do { \
b43_raw_phy_unlock(dev); \
local_irq_restore(flags); \
} while (0)
u16 b43_phy_read(struct b43_wldev *dev, u16 offset);
void b43_phy_write(struct b43_wldev *dev, u16 offset, u16 val);
int b43_phy_init_tssi2dbm_table(struct b43_wldev *dev);
void b43_phy_early_init(struct b43_wldev *dev);
int b43_phy_init(struct b43_wldev *dev);
void b43_set_rx_antenna(struct b43_wldev *dev, int antenna);
void b43_phy_xmitpower(struct b43_wldev *dev);
void b43_gphy_dc_lt_init(struct b43_wldev *dev);
/* Returns the boolean whether the board has HardwarePowerControl */
bool b43_has_hardware_pctl(struct b43_phy *phy);
/* Returns the boolean whether "TX Magnification" is enabled. */
#define has_tx_magnification(phy) \
(((phy)->rev >= 2) && \
((phy)->radio_ver == 0x2050) && \
((phy)->radio_rev == 8))
/* Card uses the loopback gain stuff */
#define has_loopback_gain(phy) \
(((phy)->rev > 1) || ((phy)->gmode))
/* Radio Attenuation (RF Attenuation) */
struct b43_rfatt {
u8 att; /* Attenuation value */
bool with_padmix; /* Flag, PAD Mixer enabled. */
};
struct b43_rfatt_list {
/* Attenuation values list */
const struct b43_rfatt *list;
u8 len;
/* Minimum/Maximum attenuation values */
u8 min_val;
u8 max_val;
};
/* Baseband Attenuation */
struct b43_bbatt {
u8 att; /* Attenuation value */
};
struct b43_bbatt_list {
/* Attenuation values list */
const struct b43_bbatt *list;
u8 len;
/* Minimum/Maximum attenuation values */
u8 min_val;
u8 max_val;
};
/* tx_control bits. */
#define B43_TXCTL_PA3DB 0x40 /* PA Gain 3dB */
#define B43_TXCTL_PA2DB 0x20 /* PA Gain 2dB */
#define B43_TXCTL_TXMIX 0x10 /* TX Mixer Gain */
/* Write BasebandAttenuation value to the device. */
void b43_phy_set_baseband_attenuation(struct b43_wldev *dev,
u16 baseband_attenuation);
extern const u8 b43_radio_channel_codes_bg[];
void b43_radio_lock(struct b43_wldev *dev);
void b43_radio_unlock(struct b43_wldev *dev);
u16 b43_radio_read16(struct b43_wldev *dev, u16 offset);
void b43_radio_write16(struct b43_wldev *dev, u16 offset, u16 val);
u16 b43_radio_init2050(struct b43_wldev *dev);
void b43_radio_init2060(struct b43_wldev *dev);
void b43_radio_turn_on(struct b43_wldev *dev);
void b43_radio_turn_off(struct b43_wldev *dev, bool force);
int b43_radio_selectchannel(struct b43_wldev *dev, u8 channel,
int synthetic_pu_workaround);
u8 b43_radio_aci_detect(struct b43_wldev *dev, u8 channel);
u8 b43_radio_aci_scan(struct b43_wldev *dev);
int b43_radio_set_interference_mitigation(struct b43_wldev *dev, int mode);
void b43_calc_nrssi_slope(struct b43_wldev *dev);
void b43_calc_nrssi_threshold(struct b43_wldev *dev);
s16 b43_nrssi_hw_read(struct b43_wldev *dev, u16 offset);
void b43_nrssi_hw_write(struct b43_wldev *dev, u16 offset, s16 val);
void b43_nrssi_hw_update(struct b43_wldev *dev, u16 val);
void b43_nrssi_mem_update(struct b43_wldev *dev);
void b43_radio_set_tx_iq(struct b43_wldev *dev);
u16 b43_radio_calibrationvalue(struct b43_wldev *dev);
void b43_put_attenuation_into_ranges(struct b43_wldev *dev,
int *_bbatt, int *_rfatt);
void b43_set_txpower_g(struct b43_wldev *dev,
const struct b43_bbatt *bbatt,
const struct b43_rfatt *rfatt, u8 tx_control);
#endif /* B43_PHY_H_ */