stv0900_priv.h (9444B)
1/* SPDX-License-Identifier: GPL-2.0-or-later */ 2/* 3 * stv0900_priv.h 4 * 5 * Driver for ST STV0900 satellite demodulator IC. 6 * 7 * Copyright (C) ST Microelectronics. 8 * Copyright (C) 2009 NetUP Inc. 9 * Copyright (C) 2009 Igor M. Liplianin <liplianin@netup.ru> 10 */ 11 12#ifndef STV0900_PRIV_H 13#define STV0900_PRIV_H 14 15#include <linux/i2c.h> 16 17#define INRANGE(X, Y, Z) ((((X) <= (Y)) && ((Y) <= (Z))) \ 18 || (((Z) <= (Y)) && ((Y) <= (X))) ? 1 : 0) 19 20#ifndef MAKEWORD 21#define MAKEWORD(X, Y) (((X) << 8) + (Y)) 22#endif 23 24#define LSB(X) (((X) & 0xFF)) 25#define MSB(Y) (((Y) >> 8) & 0xFF) 26 27#ifndef TRUE 28#define TRUE (1 == 1) 29#endif 30#ifndef FALSE 31#define FALSE (!TRUE) 32#endif 33 34#define dprintk(args...) \ 35 do { \ 36 if (stvdebug) \ 37 printk(KERN_DEBUG args); \ 38 } while (0) 39 40#define STV0900_MAXLOOKUPSIZE 500 41#define STV0900_BLIND_SEARCH_AGC2_TH 700 42#define STV0900_BLIND_SEARCH_AGC2_TH_CUT30 1400 43#define IQPOWER_THRESHOLD 30 44 45/* One point of the lookup table */ 46struct stv000_lookpoint { 47 s32 realval;/* real value */ 48 s32 regval;/* binary value */ 49}; 50 51/* Lookup table definition */ 52struct stv0900_table{ 53 s32 size;/* Size of the lookup table */ 54 struct stv000_lookpoint table[STV0900_MAXLOOKUPSIZE];/* Lookup table */ 55}; 56 57enum fe_stv0900_error { 58 STV0900_NO_ERROR = 0, 59 STV0900_INVALID_HANDLE, 60 STV0900_BAD_PARAMETER, 61 STV0900_I2C_ERROR, 62 STV0900_SEARCH_FAILED, 63}; 64 65enum fe_stv0900_clock_type { 66 STV0900_USE_REGISTERS_DEFAULT, 67 STV0900_SERIAL_PUNCT_CLOCK,/*Serial punctured clock */ 68 STV0900_SERIAL_CONT_CLOCK,/*Serial continues clock */ 69 STV0900_PARALLEL_PUNCT_CLOCK,/*Parallel punctured clock */ 70 STV0900_DVBCI_CLOCK/*Parallel continues clock : DVBCI */ 71}; 72 73enum fe_stv0900_search_state { 74 STV0900_SEARCH = 0, 75 STV0900_PLH_DETECTED, 76 STV0900_DVBS2_FOUND, 77 STV0900_DVBS_FOUND 78 79}; 80 81enum fe_stv0900_ldpc_state { 82 STV0900_PATH1_OFF_PATH2_OFF = 0, 83 STV0900_PATH1_ON_PATH2_OFF = 1, 84 STV0900_PATH1_OFF_PATH2_ON = 2, 85 STV0900_PATH1_ON_PATH2_ON = 3 86}; 87 88enum fe_stv0900_signal_type { 89 STV0900_NOAGC1 = 0, 90 STV0900_AGC1OK, 91 STV0900_NOTIMING, 92 STV0900_ANALOGCARRIER, 93 STV0900_TIMINGOK, 94 STV0900_NOAGC2, 95 STV0900_AGC2OK, 96 STV0900_NOCARRIER, 97 STV0900_CARRIEROK, 98 STV0900_NODATA, 99 STV0900_DATAOK, 100 STV0900_OUTOFRANGE, 101 STV0900_RANGEOK 102}; 103 104enum fe_stv0900_demod_num { 105 STV0900_DEMOD_1, 106 STV0900_DEMOD_2 107}; 108 109enum fe_stv0900_tracking_standard { 110 STV0900_DVBS1_STANDARD,/* Found Standard*/ 111 STV0900_DVBS2_STANDARD, 112 STV0900_DSS_STANDARD, 113 STV0900_TURBOCODE_STANDARD, 114 STV0900_UNKNOWN_STANDARD 115}; 116 117enum fe_stv0900_search_standard { 118 STV0900_AUTO_SEARCH, 119 STV0900_SEARCH_DVBS1,/* Search Standard*/ 120 STV0900_SEARCH_DVBS2, 121 STV0900_SEARCH_DSS, 122 STV0900_SEARCH_TURBOCODE 123}; 124 125enum fe_stv0900_search_algo { 126 STV0900_BLIND_SEARCH,/* offset freq and SR are Unknown */ 127 STV0900_COLD_START,/* only the SR is known */ 128 STV0900_WARM_START/* offset freq and SR are known */ 129}; 130 131enum fe_stv0900_modulation { 132 STV0900_QPSK, 133 STV0900_8PSK, 134 STV0900_16APSK, 135 STV0900_32APSK, 136 STV0900_UNKNOWN 137}; 138 139enum fe_stv0900_modcode { 140 STV0900_DUMMY_PLF, 141 STV0900_QPSK_14, 142 STV0900_QPSK_13, 143 STV0900_QPSK_25, 144 STV0900_QPSK_12, 145 STV0900_QPSK_35, 146 STV0900_QPSK_23, 147 STV0900_QPSK_34, 148 STV0900_QPSK_45, 149 STV0900_QPSK_56, 150 STV0900_QPSK_89, 151 STV0900_QPSK_910, 152 STV0900_8PSK_35, 153 STV0900_8PSK_23, 154 STV0900_8PSK_34, 155 STV0900_8PSK_56, 156 STV0900_8PSK_89, 157 STV0900_8PSK_910, 158 STV0900_16APSK_23, 159 STV0900_16APSK_34, 160 STV0900_16APSK_45, 161 STV0900_16APSK_56, 162 STV0900_16APSK_89, 163 STV0900_16APSK_910, 164 STV0900_32APSK_34, 165 STV0900_32APSK_45, 166 STV0900_32APSK_56, 167 STV0900_32APSK_89, 168 STV0900_32APSK_910, 169 STV0900_MODCODE_UNKNOWN 170}; 171 172enum fe_stv0900_fec {/*DVBS1, DSS and turbo code puncture rate*/ 173 STV0900_FEC_1_2 = 0, 174 STV0900_FEC_2_3, 175 STV0900_FEC_3_4, 176 STV0900_FEC_4_5,/*for turbo code only*/ 177 STV0900_FEC_5_6, 178 STV0900_FEC_6_7,/*for DSS only */ 179 STV0900_FEC_7_8, 180 STV0900_FEC_8_9,/*for turbo code only*/ 181 STV0900_FEC_UNKNOWN 182}; 183 184enum fe_stv0900_frame_length { 185 STV0900_LONG_FRAME, 186 STV0900_SHORT_FRAME 187}; 188 189enum fe_stv0900_pilot { 190 STV0900_PILOTS_OFF, 191 STV0900_PILOTS_ON 192}; 193 194enum fe_stv0900_rolloff { 195 STV0900_35, 196 STV0900_25, 197 STV0900_20 198}; 199 200enum fe_stv0900_search_iq { 201 STV0900_IQ_AUTO, 202 STV0900_IQ_AUTO_NORMAL_FIRST, 203 STV0900_IQ_FORCE_NORMAL, 204 STV0900_IQ_FORCE_SWAPPED 205}; 206 207enum stv0900_iq_inversion { 208 STV0900_IQ_NORMAL, 209 STV0900_IQ_SWAPPED 210}; 211 212enum fe_stv0900_diseqc_mode { 213 STV0900_22KHZ_Continues = 0, 214 STV0900_DISEQC_2_3_PWM = 2, 215 STV0900_DISEQC_3_3_PWM = 3, 216 STV0900_DISEQC_2_3_ENVELOP = 4, 217 STV0900_DISEQC_3_3_ENVELOP = 5 218}; 219 220enum fe_stv0900_demod_mode { 221 STV0900_SINGLE = 0, 222 STV0900_DUAL 223}; 224 225struct stv0900_init_params{ 226 u32 dmd_ref_clk;/* Reference,Input clock for the demod in Hz */ 227 228 /* Demodulator Type (single demod or dual demod) */ 229 enum fe_stv0900_demod_mode demod_mode; 230 enum fe_stv0900_rolloff rolloff; 231 enum fe_stv0900_clock_type path1_ts_clock; 232 233 u8 tun1_maddress; 234 int tuner1_adc; 235 int tuner1_type; 236 237 /* IQ from the tuner1 to the demod */ 238 enum stv0900_iq_inversion tun1_iq_inv; 239 enum fe_stv0900_clock_type path2_ts_clock; 240 241 u8 tun2_maddress; 242 int tuner2_adc; 243 int tuner2_type; 244 245 /* IQ from the tuner2 to the demod */ 246 enum stv0900_iq_inversion tun2_iq_inv; 247 struct stv0900_reg *ts_config; 248}; 249 250struct stv0900_search_params { 251 enum fe_stv0900_demod_num path;/* Path Used demod1 or 2 */ 252 253 u32 frequency;/* Transponder frequency (in KHz) */ 254 u32 symbol_rate;/* Transponder symbol rate (in bds)*/ 255 u32 search_range;/* Range of the search (in Hz) */ 256 257 enum fe_stv0900_search_standard standard; 258 enum fe_stv0900_modulation modulation; 259 enum fe_stv0900_fec fec; 260 enum fe_stv0900_modcode modcode; 261 enum fe_stv0900_search_iq iq_inversion; 262 enum fe_stv0900_search_algo search_algo; 263 264}; 265 266struct stv0900_signal_info { 267 int locked;/* Transponder locked */ 268 u32 frequency;/* Transponder frequency (in KHz) */ 269 u32 symbol_rate;/* Transponder symbol rate (in Mbds) */ 270 271 enum fe_stv0900_tracking_standard standard; 272 enum fe_stv0900_fec fec; 273 enum fe_stv0900_modcode modcode; 274 enum fe_stv0900_modulation modulation; 275 enum fe_stv0900_pilot pilot; 276 enum fe_stv0900_frame_length frame_len; 277 enum stv0900_iq_inversion spectrum; 278 enum fe_stv0900_rolloff rolloff; 279 280 s32 Power;/* Power of the RF signal (dBm) */ 281 s32 C_N;/* Carrier to noise ratio (dB x10)*/ 282 u32 BER;/* Bit error rate (x10^7) */ 283 284}; 285 286struct stv0900_internal{ 287 s32 quartz; 288 s32 mclk; 289 /* manual RollOff for DVBS1/DSS only */ 290 enum fe_stv0900_rolloff rolloff; 291 /* Demodulator use for single demod or for dual demod) */ 292 enum fe_stv0900_demod_mode demod_mode; 293 294 /*Demods */ 295 s32 freq[2]; 296 s32 bw[2]; 297 s32 symbol_rate[2]; 298 s32 srch_range[2]; 299 /* for software/auto tuner */ 300 int tuner_type[2]; 301 302 /* algorithm for search Blind, Cold or Warm*/ 303 enum fe_stv0900_search_algo srch_algo[2]; 304 /* search standard: Auto, DVBS1/DSS only or DVBS2 only*/ 305 enum fe_stv0900_search_standard srch_standard[2]; 306 /* inversion search : auto, auto norma first, normal or inverted */ 307 enum fe_stv0900_search_iq srch_iq_inv[2]; 308 enum fe_stv0900_modcode modcode[2]; 309 enum fe_stv0900_modulation modulation[2]; 310 enum fe_stv0900_fec fec[2]; 311 312 struct stv0900_signal_info result[2]; 313 enum fe_stv0900_error err[2]; 314 315 316 struct i2c_adapter *i2c_adap; 317 u8 i2c_addr; 318 u8 clkmode;/* 0 for CLKI, 2 for XTALI */ 319 u8 chip_id; 320 struct stv0900_reg *ts_config; 321 enum fe_stv0900_error errs; 322 int dmds_used; 323}; 324 325/* state for each demod */ 326struct stv0900_state { 327 /* pointer for internal params, one for each pair of demods */ 328 struct stv0900_internal *internal; 329 struct i2c_adapter *i2c_adap; 330 const struct stv0900_config *config; 331 struct dvb_frontend frontend; 332 int demod; 333}; 334 335extern int stvdebug; 336 337extern s32 ge2comp(s32 a, s32 width); 338 339extern void stv0900_write_reg(struct stv0900_internal *i_params, 340 u16 reg_addr, u8 reg_data); 341 342extern u8 stv0900_read_reg(struct stv0900_internal *i_params, 343 u16 reg_addr); 344 345extern void stv0900_write_bits(struct stv0900_internal *i_params, 346 u32 label, u8 val); 347 348extern u8 stv0900_get_bits(struct stv0900_internal *i_params, 349 u32 label); 350 351extern int stv0900_get_demod_lock(struct stv0900_internal *i_params, 352 enum fe_stv0900_demod_num demod, s32 time_out); 353extern int stv0900_check_signal_presence(struct stv0900_internal *i_params, 354 enum fe_stv0900_demod_num demod); 355 356extern enum fe_stv0900_signal_type stv0900_algo(struct dvb_frontend *fe); 357 358extern void stv0900_set_tuner(struct dvb_frontend *fe, u32 frequency, 359 u32 bandwidth); 360extern void stv0900_set_bandwidth(struct dvb_frontend *fe, u32 bandwidth); 361 362extern void stv0900_start_search(struct stv0900_internal *i_params, 363 enum fe_stv0900_demod_num demod); 364 365extern u8 stv0900_get_optim_carr_loop(s32 srate, 366 enum fe_stv0900_modcode modcode, 367 s32 pilot, u8 chip_id); 368 369extern u8 stv0900_get_optim_short_carr_loop(s32 srate, 370 enum fe_stv0900_modulation modulation, 371 u8 chip_id); 372 373extern void stv0900_stop_all_s2_modcod(struct stv0900_internal *i_params, 374 enum fe_stv0900_demod_num demod); 375 376extern void stv0900_activate_s2_modcod(struct stv0900_internal *i_params, 377 enum fe_stv0900_demod_num demod); 378 379extern void stv0900_activate_s2_modcod_single(struct stv0900_internal *i_params, 380 enum fe_stv0900_demod_num demod); 381 382extern enum 383fe_stv0900_tracking_standard stv0900_get_standard(struct dvb_frontend *fe, 384 enum fe_stv0900_demod_num demod); 385 386extern u32 387stv0900_get_freq_auto(struct stv0900_internal *intp, int demod); 388 389extern void 390stv0900_set_tuner_auto(struct stv0900_internal *intp, u32 Frequency, 391 u32 Bandwidth, int demod); 392 393#endif