1 | /* SPDX-License-Identifier: GPL-2.0-or-later */ |
2 | /* |
3 | STB0899 Multistandard Frontend driver |
4 | Copyright (C) Manu Abraham (abraham.manu@gmail.com) |
5 | |
6 | Copyright (C) ST Microelectronics |
7 | |
8 | */ |
9 | |
10 | #ifndef __STB0899_PRIV_H |
11 | #define __STB0899_PRIV_H |
12 | |
13 | #include <media/dvb_frontend.h> |
14 | #include "stb0899_drv.h" |
15 | |
16 | #define FE_ERROR 0 |
17 | #define FE_NOTICE 1 |
18 | #define FE_INFO 2 |
19 | #define FE_DEBUG 3 |
20 | #define FE_DEBUGREG 4 |
21 | |
22 | #define dprintk(x, y, z, format, arg...) do { \ |
23 | if (z) { \ |
24 | if ((*x > FE_ERROR) && (*x > y)) \ |
25 | printk(KERN_ERR "%s: " format "\n", __func__ , ##arg); \ |
26 | else if ((*x > FE_NOTICE) && (*x > y)) \ |
27 | printk(KERN_NOTICE "%s: " format "\n", __func__ , ##arg); \ |
28 | else if ((*x > FE_INFO) && (*x > y)) \ |
29 | printk(KERN_INFO "%s: " format "\n", __func__ , ##arg); \ |
30 | else if ((*x > FE_DEBUG) && (*x > y)) \ |
31 | printk(KERN_DEBUG "%s: " format "\n", __func__ , ##arg); \ |
32 | } else { \ |
33 | if (*x > y) \ |
34 | printk(format, ##arg); \ |
35 | } \ |
36 | } while(0) |
37 | |
38 | #define INRANGE(val, x, y) (((x <= val) && (val <= y)) || \ |
39 | ((y <= val) && (val <= x)) ? 1 : 0) |
40 | |
41 | #define BYTE0 0 |
42 | #define BYTE1 8 |
43 | #define BYTE2 16 |
44 | #define BYTE3 24 |
45 | |
46 | #define GETBYTE(x, y) (((x) >> (y)) & 0xff) |
47 | #define MAKEWORD32(a, b, c, d) (((a) << 24) | ((b) << 16) | ((c) << 8) | (d)) |
48 | #define MAKEWORD16(a, b) (((a) << 8) | (b)) |
49 | |
50 | #define LSB(x) ((x & 0xff)) |
51 | #define MSB(y) ((y >> 8) & 0xff) |
52 | |
53 | |
54 | #define STB0899_GETFIELD(bitf, val) ((val >> STB0899_OFFST_##bitf) & ((1 << STB0899_WIDTH_##bitf) - 1)) |
55 | |
56 | |
57 | #define STB0899_SETFIELD(mask, val, width, offset) (mask & (~(((1 << width) - 1) << \ |
58 | offset))) | ((val & \ |
59 | ((1 << width) - 1)) << offset) |
60 | |
61 | #define STB0899_SETFIELD_VAL(bitf, mask, val) (mask = (mask & (~(((1 << STB0899_WIDTH_##bitf) - 1) <<\ |
62 | STB0899_OFFST_##bitf))) | \ |
63 | (val << STB0899_OFFST_##bitf)) |
64 | |
65 | |
66 | enum stb0899_status { |
67 | NOAGC1 = 0, |
68 | AGC1OK, |
69 | NOTIMING, |
70 | ANALOGCARRIER, |
71 | TIMINGOK, |
72 | NOAGC2, |
73 | AGC2OK, |
74 | NOCARRIER, |
75 | CARRIEROK, |
76 | NODATA, |
77 | FALSELOCK, |
78 | DATAOK, |
79 | OUTOFRANGE, |
80 | RANGEOK, |
81 | DVBS2_DEMOD_LOCK, |
82 | DVBS2_DEMOD_NOLOCK, |
83 | DVBS2_FEC_LOCK, |
84 | DVBS2_FEC_NOLOCK |
85 | }; |
86 | |
87 | enum stb0899_modcod { |
88 | STB0899_DUMMY_PLF, |
89 | STB0899_QPSK_14, |
90 | STB0899_QPSK_13, |
91 | STB0899_QPSK_25, |
92 | STB0899_QPSK_12, |
93 | STB0899_QPSK_35, |
94 | STB0899_QPSK_23, |
95 | STB0899_QPSK_34, |
96 | STB0899_QPSK_45, |
97 | STB0899_QPSK_56, |
98 | STB0899_QPSK_89, |
99 | STB0899_QPSK_910, |
100 | STB0899_8PSK_35, |
101 | STB0899_8PSK_23, |
102 | STB0899_8PSK_34, |
103 | STB0899_8PSK_56, |
104 | STB0899_8PSK_89, |
105 | STB0899_8PSK_910, |
106 | STB0899_16APSK_23, |
107 | STB0899_16APSK_34, |
108 | STB0899_16APSK_45, |
109 | STB0899_16APSK_56, |
110 | STB0899_16APSK_89, |
111 | STB0899_16APSK_910, |
112 | STB0899_32APSK_34, |
113 | STB0899_32APSK_45, |
114 | STB0899_32APSK_56, |
115 | STB0899_32APSK_89, |
116 | STB0899_32APSK_910 |
117 | }; |
118 | |
119 | enum stb0899_frame { |
120 | STB0899_LONG_FRAME, |
121 | STB0899_SHORT_FRAME |
122 | }; |
123 | |
124 | enum stb0899_alpha { |
125 | RRC_20, |
126 | RRC_25, |
127 | RRC_35 |
128 | }; |
129 | |
130 | struct stb0899_tab { |
131 | s32 real; |
132 | s32 read; |
133 | }; |
134 | |
135 | enum stb0899_fec { |
136 | STB0899_FEC_1_2 = 13, |
137 | STB0899_FEC_2_3 = 18, |
138 | STB0899_FEC_3_4 = 21, |
139 | STB0899_FEC_5_6 = 24, |
140 | STB0899_FEC_6_7 = 25, |
141 | STB0899_FEC_7_8 = 26 |
142 | }; |
143 | |
144 | struct stb0899_params { |
145 | u32 freq; /* Frequency */ |
146 | u32 srate; /* Symbol rate */ |
147 | enum fe_code_rate fecrate; |
148 | }; |
149 | |
150 | struct stb0899_internal { |
151 | u32 master_clk; |
152 | u32 freq; /* Demod internal Frequency */ |
153 | u32 srate; /* Demod internal Symbol rate */ |
154 | enum stb0899_fec fecrate; /* Demod internal FEC rate */ |
155 | s32 srch_range; /* Demod internal Search Range */ |
156 | s32 sub_range; /* Demod current sub range (Hz) */ |
157 | s32 tuner_step; /* Tuner step (Hz) */ |
158 | s32 tuner_offst; /* Relative offset to carrier (Hz) */ |
159 | u32 tuner_bw; /* Current bandwidth of the tuner (Hz) */ |
160 | |
161 | s32 mclk; /* Masterclock Divider factor (binary) */ |
162 | s32 rolloff; /* Current RollOff of the filter (x100) */ |
163 | |
164 | s16 derot_freq; /* Current derotator frequency (Hz) */ |
165 | s16 derot_percent; |
166 | |
167 | s16 direction; /* Current derotator search direction */ |
168 | s16 derot_step; /* Derotator step (binary value) */ |
169 | s16 t_derot; /* Derotator time constant (ms) */ |
170 | s16 t_data; /* Data recovery time constant (ms) */ |
171 | s16 sub_dir; /* Direction of the next sub range */ |
172 | |
173 | s16 t_agc1; /* Agc1 time constant (ms) */ |
174 | s16 t_agc2; /* Agc2 time constant (ms) */ |
175 | |
176 | u32 lock; /* Demod internal lock state */ |
177 | enum stb0899_status status; /* Demod internal status */ |
178 | |
179 | /* DVB-S2 */ |
180 | s32 agc_gain; /* RF AGC Gain */ |
181 | s32 center_freq; /* Nominal carrier frequency */ |
182 | s32 av_frame_coarse; /* Coarse carrier freq search frames */ |
183 | s32 av_frame_fine; /* Fine carrier freq search frames */ |
184 | |
185 | s16 step_size; /* Carrier frequency search step size */ |
186 | |
187 | enum stb0899_alpha rrc_alpha; |
188 | enum stb0899_inversion inversion; |
189 | enum stb0899_modcod modcod; |
190 | u8 pilots; /* Pilots found */ |
191 | |
192 | enum stb0899_frame frame_length; |
193 | u8 v_status; /* VSTATUS */ |
194 | u8 err_ctrl; /* ERRCTRLn */ |
195 | }; |
196 | |
197 | struct stb0899_state { |
198 | struct i2c_adapter *i2c; |
199 | struct stb0899_config *config; |
200 | struct dvb_frontend frontend; |
201 | |
202 | u32 *verbose; /* Cached module verbosity level */ |
203 | |
204 | struct stb0899_internal internal; /* Device internal parameters */ |
205 | |
206 | /* cached params from API */ |
207 | enum fe_delivery_system delsys; |
208 | struct stb0899_params params; |
209 | |
210 | u32 rx_freq; /* DiSEqC 2.0 receiver freq */ |
211 | struct mutex search_lock; |
212 | }; |
213 | /* stb0899.c */ |
214 | extern int stb0899_read_reg(struct stb0899_state *state, |
215 | unsigned int reg); |
216 | |
217 | extern u32 _stb0899_read_s2reg(struct stb0899_state *state, |
218 | u32 stb0899_i2cdev, |
219 | u32 stb0899_base_addr, |
220 | u16 stb0899_reg_offset); |
221 | |
222 | extern int stb0899_read_regs(struct stb0899_state *state, |
223 | unsigned int reg, u8 *buf, |
224 | u32 count); |
225 | |
226 | extern int stb0899_write_regs(struct stb0899_state *state, |
227 | unsigned int reg, u8 *data, |
228 | u32 count); |
229 | |
230 | extern int stb0899_write_reg(struct stb0899_state *state, |
231 | unsigned int reg, |
232 | u8 data); |
233 | |
234 | extern int stb0899_write_s2reg(struct stb0899_state *state, |
235 | u32 stb0899_i2cdev, |
236 | u32 stb0899_base_addr, |
237 | u16 stb0899_reg_offset, |
238 | u32 stb0899_data); |
239 | |
240 | extern int stb0899_i2c_gate_ctrl(struct dvb_frontend *fe, int enable); |
241 | |
242 | |
243 | #define STB0899_READ_S2REG(DEVICE, REG) (_stb0899_read_s2reg(state, DEVICE, STB0899_BASE_##REG, STB0899_OFF0_##REG)) |
244 | //#define STB0899_WRITE_S2REG(DEVICE, REG, DATA) (_stb0899_write_s2reg(state, DEVICE, STB0899_BASE_##REG, STB0899_OFF0_##REG, DATA)) |
245 | |
246 | /* stb0899_algo.c */ |
247 | extern enum stb0899_status stb0899_dvbs_algo(struct stb0899_state *state); |
248 | extern enum stb0899_status stb0899_dvbs2_algo(struct stb0899_state *state); |
249 | extern long stb0899_carr_width(struct stb0899_state *state); |
250 | |
251 | #endif //__STB0899_PRIV_H |
252 | |