1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
|
#ifndef LINUX_B43_PHY_G_H_
#define LINUX_B43_PHY_G_H_
/* OFDM PHY registers are defined in the A-PHY header. */
#include "phy_a.h"
/* CCK (B) PHY Registers */
#define B43_PHY_VERSION_CCK B43_PHY_CCK(0x00) /* Versioning register for B-PHY */
#define B43_PHY_CCKBBANDCFG B43_PHY_CCK(0x01) /* Contains antenna 0/1 control bit */
#define B43_PHY_PGACTL B43_PHY_CCK(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_CCK(0x18) /* Frequency bandwidth control 1 */
#define B43_PHY_ITSSI B43_PHY_CCK(0x29) /* Idle TSSI */
#define B43_PHY_LO_LEAKAGE B43_PHY_CCK(0x2D) /* Measured LO leakage */
#define B43_PHY_ENERGY B43_PHY_CCK(0x33) /* Energy */
#define B43_PHY_SYNCCTL B43_PHY_CCK(0x35)
#define B43_PHY_FBCTL2 B43_PHY_CCK(0x38) /* Frequency bandwidth control 2 */
#define B43_PHY_DACCTL B43_PHY_CCK(0x60) /* DAC control */
#define B43_PHY_RCCALOVER B43_PHY_CCK(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 */
/*** 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);
void b43_gtab_write(struct b43_wldev *dev, u16 table, u16 offset, u16 value);
/* 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;
};
/* Returns true, if the values are the same. */
static inline bool b43_compare_rfatt(const struct b43_rfatt *a,
const struct b43_rfatt *b)
{
return ((a->att == b->att) &&
(a->with_padmix == b->with_padmix));
}
/* 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;
};
/* Returns true, if the values are the same. */
static inline bool b43_compare_bbatt(const struct b43_bbatt *a,
const struct b43_bbatt *b)
{
return (a->att == b->att);
}
/* 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 */
struct b43_txpower_lo_control;
struct b43_phy_g {
/* ACI (adjacent channel interference) flags. */
bool aci_enable;
bool aci_wlan_automatic;
bool aci_hw_rssi;
/* Radio switched on/off */
bool radio_on;
struct {
/* Values saved when turning the radio off.
* They are needed when turning it on again. */
bool valid;
u16 rfover;
u16 rfoverval;
} radio_off_context;
u16 minlowsig[2];
u16 minlowsigpos[2];
/* Pointer to the table used to convert a
* TSSI value to dBm-Q5.2 */
const s8 *tssi2dbm;
/* tssi2dbm is kmalloc()ed. Only used for free()ing. */
bool dyn_tssi_tbl;
/* Target idle TSSI */
int tgt_idle_tssi;
/* Current idle TSSI */
int cur_idle_tssi;
/* The current average TSSI.
* Needs irq_lock, as it's updated in the IRQ path. */
u8 average_tssi;
/* Current TX power level attenuation control values */
struct b43_bbatt bbatt;
struct b43_rfatt rfatt;
u8 tx_control; /* B43_TXCTL_XXX */
/* The calculated attenuation deltas that are used later
* when adjusting the actual power output. */
int bbatt_delta;
int rfatt_delta;
/* LocalOscillator control values. */
struct b43_txpower_lo_control *lo_control;
/* Values from b43_calc_loopback_gain() */
s16 max_lb_gain; /* Maximum Loopback gain in hdB */
s16 trsw_rx_gain; /* TRSW RX gain in hdB */
s16 lna_lod_gain; /* LNA lod */
s16 lna_gain; /* LNA */
s16 pga_gain; /* PGA */
/* Current Interference Mitigation mode */
int interfmode;
/* Stack of saved values from the Interference Mitigation code.
* Each value in the stack is layed out as follows:
* bit 0-11: offset
* bit 12-15: register ID
* bit 16-32: value
* register ID is: 0x1 PHY, 0x2 Radio, 0x3 ILT
*/
#define B43_INTERFSTACK_SIZE 26
u32 interfstack[B43_INTERFSTACK_SIZE]; //FIXME: use a data structure
/* Saved values from the NRSSI Slope calculation */
s16 nrssi[2];
s32 nrssislope;
/* In memory nrssi lookup table. */
s8 nrssi_lt[64];
u16 lofcal;
u16 initval; //FIXME rename?
/* The device does address auto increment for the OFDM tables.
* We cache the previously used address here and omit the address
* write on the next table access, if possible. */
u16 ofdmtab_addr; /* The address currently set in hardware. */
enum { /* The last data flow direction. */
B43_OFDMTAB_DIRECTION_UNKNOWN = 0,
B43_OFDMTAB_DIRECTION_READ,
B43_OFDMTAB_DIRECTION_WRITE,
} ofdmtab_addr_direction;
};
void b43_gphy_set_baseband_attenuation(struct b43_wldev *dev,
u16 baseband_attenuation);
void b43_gphy_channel_switch(struct b43_wldev *dev,
unsigned int channel,
bool synthetic_pu_workaround);
u8 * b43_generate_dyn_tssi2dbm_tab(struct b43_wldev *dev,
s16 pab0, s16 pab1, s16 pab2);
struct b43_phy_operations;
extern const struct b43_phy_operations b43_phyops_g;
#endif /* LINUX_B43_PHY_G_H_ */
|
