phy_g.h (7115B)
1/* SPDX-License-Identifier: GPL-2.0 */ 2#ifndef LINUX_B43_PHY_G_H_ 3#define LINUX_B43_PHY_G_H_ 4 5/* OFDM PHY registers are defined in the A-PHY header. */ 6#include "phy_a.h" 7 8/* CCK (B) PHY Registers */ 9#define B43_PHY_VERSION_CCK B43_PHY_CCK(0x00) /* Versioning register for B-PHY */ 10#define B43_PHY_CCKBBANDCFG B43_PHY_CCK(0x01) /* Contains antenna 0/1 control bit */ 11#define B43_PHY_PGACTL B43_PHY_CCK(0x15) /* PGA control */ 12#define B43_PHY_PGACTL_LPF 0x1000 /* Low pass filter (?) */ 13#define B43_PHY_PGACTL_LOWBANDW 0x0040 /* Low bandwidth flag */ 14#define B43_PHY_PGACTL_UNKNOWN 0xEFA0 15#define B43_PHY_FBCTL1 B43_PHY_CCK(0x18) /* Frequency bandwidth control 1 */ 16#define B43_PHY_ITSSI B43_PHY_CCK(0x29) /* Idle TSSI */ 17#define B43_PHY_LO_LEAKAGE B43_PHY_CCK(0x2D) /* Measured LO leakage */ 18#define B43_PHY_ENERGY B43_PHY_CCK(0x33) /* Energy */ 19#define B43_PHY_SYNCCTL B43_PHY_CCK(0x35) 20#define B43_PHY_FBCTL2 B43_PHY_CCK(0x38) /* Frequency bandwidth control 2 */ 21#define B43_PHY_DACCTL B43_PHY_CCK(0x60) /* DAC control */ 22#define B43_PHY_RCCALOVER B43_PHY_CCK(0x78) /* RC calibration override */ 23 24/* Extended G-PHY Registers */ 25#define B43_PHY_CLASSCTL B43_PHY_EXTG(0x02) /* Classify control */ 26#define B43_PHY_GTABCTL B43_PHY_EXTG(0x03) /* G-PHY table control (see below) */ 27#define B43_PHY_GTABOFF 0x03FF /* G-PHY table offset (see below) */ 28#define B43_PHY_GTABNR 0xFC00 /* G-PHY table number (see below) */ 29#define B43_PHY_GTABNR_SHIFT 10 30#define B43_PHY_GTABDATA B43_PHY_EXTG(0x04) /* G-PHY table data */ 31#define B43_PHY_LO_MASK B43_PHY_EXTG(0x0F) /* Local Oscillator control mask */ 32#define B43_PHY_LO_CTL B43_PHY_EXTG(0x10) /* Local Oscillator control */ 33#define B43_PHY_RFOVER B43_PHY_EXTG(0x11) /* RF override */ 34#define B43_PHY_RFOVERVAL B43_PHY_EXTG(0x12) /* RF override value */ 35#define B43_PHY_RFOVERVAL_EXTLNA 0x8000 36#define B43_PHY_RFOVERVAL_LNA 0x7000 37#define B43_PHY_RFOVERVAL_LNA_SHIFT 12 38#define B43_PHY_RFOVERVAL_PGA 0x0F00 39#define B43_PHY_RFOVERVAL_PGA_SHIFT 8 40#define B43_PHY_RFOVERVAL_UNK 0x0010 /* Unknown, always set. */ 41#define B43_PHY_RFOVERVAL_TRSWRX 0x00E0 42#define B43_PHY_RFOVERVAL_BW 0x0003 /* Bandwidth flags */ 43#define B43_PHY_RFOVERVAL_BW_LPF 0x0001 /* Low Pass Filter */ 44#define B43_PHY_RFOVERVAL_BW_LBW 0x0002 /* Low Bandwidth (when set), high when unset */ 45#define B43_PHY_ANALOGOVER B43_PHY_EXTG(0x14) /* Analog override */ 46#define B43_PHY_ANALOGOVERVAL B43_PHY_EXTG(0x15) /* Analog override value */ 47 48 49/*** G-PHY table numbers */ 50#define B43_GTAB(number, offset) (((number) << B43_PHY_GTABNR_SHIFT) | (offset)) 51#define B43_GTAB_NRSSI B43_GTAB(0x00, 0) 52#define B43_GTAB_TRFEMW B43_GTAB(0x0C, 0x120) 53#define B43_GTAB_ORIGTR B43_GTAB(0x2E, 0x298) 54 55u16 b43_gtab_read(struct b43_wldev *dev, u16 table, u16 offset); 56void b43_gtab_write(struct b43_wldev *dev, u16 table, u16 offset, u16 value); 57 58 59/* Returns the boolean whether "TX Magnification" is enabled. */ 60#define has_tx_magnification(phy) \ 61 (((phy)->rev >= 2) && \ 62 ((phy)->radio_ver == 0x2050) && \ 63 ((phy)->radio_rev == 8)) 64/* Card uses the loopback gain stuff */ 65#define has_loopback_gain(phy) \ 66 (((phy)->rev > 1) || ((phy)->gmode)) 67 68/* Radio Attenuation (RF Attenuation) */ 69struct b43_rfatt { 70 u8 att; /* Attenuation value */ 71 bool with_padmix; /* Flag, PAD Mixer enabled. */ 72}; 73struct b43_rfatt_list { 74 /* Attenuation values list */ 75 const struct b43_rfatt *list; 76 u8 len; 77 /* Minimum/Maximum attenuation values */ 78 u8 min_val; 79 u8 max_val; 80}; 81 82/* Returns true, if the values are the same. */ 83static inline bool b43_compare_rfatt(const struct b43_rfatt *a, 84 const struct b43_rfatt *b) 85{ 86 return ((a->att == b->att) && 87 (a->with_padmix == b->with_padmix)); 88} 89 90/* Baseband Attenuation */ 91struct b43_bbatt { 92 u8 att; /* Attenuation value */ 93}; 94struct b43_bbatt_list { 95 /* Attenuation values list */ 96 const struct b43_bbatt *list; 97 u8 len; 98 /* Minimum/Maximum attenuation values */ 99 u8 min_val; 100 u8 max_val; 101}; 102 103/* Returns true, if the values are the same. */ 104static inline bool b43_compare_bbatt(const struct b43_bbatt *a, 105 const struct b43_bbatt *b) 106{ 107 return (a->att == b->att); 108} 109 110/* tx_control bits. */ 111#define B43_TXCTL_PA3DB 0x40 /* PA Gain 3dB */ 112#define B43_TXCTL_PA2DB 0x20 /* PA Gain 2dB */ 113#define B43_TXCTL_TXMIX 0x10 /* TX Mixer Gain */ 114 115struct b43_txpower_lo_control; 116 117struct b43_phy_g { 118 /* ACI (adjacent channel interference) flags. */ 119 bool aci_enable; 120 bool aci_wlan_automatic; 121 bool aci_hw_rssi; 122 123 /* Radio switched on/off */ 124 bool radio_on; 125 struct { 126 /* Values saved when turning the radio off. 127 * They are needed when turning it on again. */ 128 bool valid; 129 u16 rfover; 130 u16 rfoverval; 131 } radio_off_context; 132 133 u16 minlowsig[2]; 134 u16 minlowsigpos[2]; 135 136 /* Pointer to the table used to convert a 137 * TSSI value to dBm-Q5.2 */ 138 const s8 *tssi2dbm; 139 /* tssi2dbm is kmalloc()ed. Only used for free()ing. */ 140 bool dyn_tssi_tbl; 141 /* Target idle TSSI */ 142 int tgt_idle_tssi; 143 /* Current idle TSSI */ 144 int cur_idle_tssi; 145 /* The current average TSSI. */ 146 u8 average_tssi; 147 /* Current TX power level attenuation control values */ 148 struct b43_bbatt bbatt; 149 struct b43_rfatt rfatt; 150 u8 tx_control; /* B43_TXCTL_XXX */ 151 /* The calculated attenuation deltas that are used later 152 * when adjusting the actual power output. */ 153 int bbatt_delta; 154 int rfatt_delta; 155 156 /* LocalOscillator control values. */ 157 struct b43_txpower_lo_control *lo_control; 158 /* Values from b43_calc_loopback_gain() */ 159 s16 max_lb_gain; /* Maximum Loopback gain in hdB */ 160 s16 trsw_rx_gain; /* TRSW RX gain in hdB */ 161 s16 lna_lod_gain; /* LNA lod */ 162 s16 lna_gain; /* LNA */ 163 s16 pga_gain; /* PGA */ 164 165 /* Current Interference Mitigation mode */ 166 int interfmode; 167 /* Stack of saved values from the Interference Mitigation code. 168 * Each value in the stack is laid out as follows: 169 * bit 0-11: offset 170 * bit 12-15: register ID 171 * bit 16-32: value 172 * register ID is: 0x1 PHY, 0x2 Radio, 0x3 ILT 173 */ 174#define B43_INTERFSTACK_SIZE 26 175 u32 interfstack[B43_INTERFSTACK_SIZE]; //FIXME: use a data structure 176 177 /* Saved values from the NRSSI Slope calculation */ 178 s16 nrssi[2]; 179 s32 nrssislope; 180 /* In memory nrssi lookup table. */ 181 s8 nrssi_lt[64]; 182 183 u16 lofcal; 184 185 u16 initval; //FIXME rename? 186 187 /* The device does address auto increment for the OFDM tables. 188 * We cache the previously used address here and omit the address 189 * write on the next table access, if possible. */ 190 u16 ofdmtab_addr; /* The address currently set in hardware. */ 191 enum { /* The last data flow direction. */ 192 B43_OFDMTAB_DIRECTION_UNKNOWN = 0, 193 B43_OFDMTAB_DIRECTION_READ, 194 B43_OFDMTAB_DIRECTION_WRITE, 195 } ofdmtab_addr_direction; 196}; 197 198void b43_gphy_set_baseband_attenuation(struct b43_wldev *dev, 199 u16 baseband_attenuation); 200void b43_gphy_channel_switch(struct b43_wldev *dev, 201 unsigned int channel, 202 bool synthetic_pu_workaround); 203u8 * b43_generate_dyn_tssi2dbm_tab(struct b43_wldev *dev, 204 s16 pab0, s16 pab1, s16 pab2); 205 206struct b43_phy_operations; 207extern const struct b43_phy_operations b43_phyops_g; 208 209#endif /* LINUX_B43_PHY_G_H_ */