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b2441318 | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
ef1a628d MB |
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 | ||
55 | u16 b43_gtab_read(struct b43_wldev *dev, u16 table, u16 offset); | |
56 | void 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) */ | |
69 | struct b43_rfatt { | |
70 | u8 att; /* Attenuation value */ | |
71 | bool with_padmix; /* Flag, PAD Mixer enabled. */ | |
72 | }; | |
73 | struct 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. */ | |
83 | static 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 */ | |
91 | struct b43_bbatt { | |
92 | u8 att; /* Attenuation value */ | |
93 | }; | |
94 | struct 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. */ | |
104 | static 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 | ||
115 | struct b43_txpower_lo_control; | |
116 | ||
117 | struct b43_phy_g { | |
ef1a628d MB |
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 | ||
18c8adeb MB |
136 | /* Pointer to the table used to convert a |
137 | * TSSI value to dBm-Q5.2 */ | |
ef1a628d | 138 | const s8 *tssi2dbm; |
18c8adeb MB |
139 | /* tssi2dbm is kmalloc()ed. Only used for free()ing. */ |
140 | bool dyn_tssi_tbl; | |
ef1a628d MB |
141 | /* Target idle TSSI */ |
142 | int tgt_idle_tssi; | |
143 | /* Current idle TSSI */ | |
144 | int cur_idle_tssi; | |
36dbd954 | 145 | /* The current average TSSI. */ |
18c8adeb MB |
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; | |
ef1a628d MB |
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 | ||
ef1a628d MB |
165 | /* Current Interference Mitigation mode */ |
166 | int interfmode; | |
167 | /* Stack of saved values from the Interference Mitigation code. | |
25985edc | 168 | * Each value in the stack is laid out as follows: |
ef1a628d MB |
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 | ||
198 | void b43_gphy_set_baseband_attenuation(struct b43_wldev *dev, | |
199 | u16 baseband_attenuation); | |
200 | void b43_gphy_channel_switch(struct b43_wldev *dev, | |
201 | unsigned int channel, | |
202 | bool synthetic_pu_workaround); | |
99c4a780 MB |
203 | u8 * b43_generate_dyn_tssi2dbm_tab(struct b43_wldev *dev, |
204 | s16 pab0, s16 pab1, s16 pab2); | |
ef1a628d MB |
205 | |
206 | struct b43_phy_operations; | |
207 | extern const struct b43_phy_operations b43_phyops_g; | |
208 | ||
209 | #endif /* LINUX_B43_PHY_G_H_ */ |