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#ifndef _DVB_FRONTEND_H_
29#define _DVB_FRONTEND_H_
30
31#include <linux/types.h>
32#include <linux/sched.h>
33#include <linux/ioctl.h>
34#include <linux/i2c.h>
35#include <linux/module.h>
36#include <linux/errno.h>
37#include <linux/delay.h>
38#include <linux/mutex.h>
39#include <linux/slab.h>
40
41#include <linux/dvb/frontend.h>
42
43#include "dvbdev.h"
44
45
46
47
48
49#define MAX_DELSYS 8
50
51struct dvb_frontend_tune_settings {
52 int min_delay_ms;
53 int step_size;
54 int max_drift;
55};
56
57struct dvb_frontend;
58
59struct dvb_tuner_info {
60 char name[128];
61
62 u32 frequency_min;
63 u32 frequency_max;
64 u32 frequency_step;
65
66 u32 bandwidth_min;
67 u32 bandwidth_max;
68 u32 bandwidth_step;
69};
70
71struct analog_parameters {
72 unsigned int frequency;
73 unsigned int mode;
74 unsigned int audmode;
75 u64 std;
76};
77
78enum dvbfe_modcod {
79 DVBFE_MODCOD_DUMMY_PLFRAME = 0,
80 DVBFE_MODCOD_QPSK_1_4,
81 DVBFE_MODCOD_QPSK_1_3,
82 DVBFE_MODCOD_QPSK_2_5,
83 DVBFE_MODCOD_QPSK_1_2,
84 DVBFE_MODCOD_QPSK_3_5,
85 DVBFE_MODCOD_QPSK_2_3,
86 DVBFE_MODCOD_QPSK_3_4,
87 DVBFE_MODCOD_QPSK_4_5,
88 DVBFE_MODCOD_QPSK_5_6,
89 DVBFE_MODCOD_QPSK_8_9,
90 DVBFE_MODCOD_QPSK_9_10,
91 DVBFE_MODCOD_8PSK_3_5,
92 DVBFE_MODCOD_8PSK_2_3,
93 DVBFE_MODCOD_8PSK_3_4,
94 DVBFE_MODCOD_8PSK_5_6,
95 DVBFE_MODCOD_8PSK_8_9,
96 DVBFE_MODCOD_8PSK_9_10,
97 DVBFE_MODCOD_16APSK_2_3,
98 DVBFE_MODCOD_16APSK_3_4,
99 DVBFE_MODCOD_16APSK_4_5,
100 DVBFE_MODCOD_16APSK_5_6,
101 DVBFE_MODCOD_16APSK_8_9,
102 DVBFE_MODCOD_16APSK_9_10,
103 DVBFE_MODCOD_32APSK_3_4,
104 DVBFE_MODCOD_32APSK_4_5,
105 DVBFE_MODCOD_32APSK_5_6,
106 DVBFE_MODCOD_32APSK_8_9,
107 DVBFE_MODCOD_32APSK_9_10,
108 DVBFE_MODCOD_RESERVED_1,
109 DVBFE_MODCOD_BPSK_1_3,
110 DVBFE_MODCOD_BPSK_1_4,
111 DVBFE_MODCOD_RESERVED_2
112};
113
114enum tuner_param {
115 DVBFE_TUNER_FREQUENCY = (1 << 0),
116 DVBFE_TUNER_TUNERSTEP = (1 << 1),
117 DVBFE_TUNER_IFFREQ = (1 << 2),
118 DVBFE_TUNER_BANDWIDTH = (1 << 3),
119 DVBFE_TUNER_REFCLOCK = (1 << 4),
120 DVBFE_TUNER_IQSENSE = (1 << 5),
121 DVBFE_TUNER_DUMMY = (1 << 31)
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
149enum dvbfe_algo {
150 DVBFE_ALGO_HW = (1 << 0),
151 DVBFE_ALGO_SW = (1 << 1),
152 DVBFE_ALGO_CUSTOM = (1 << 2),
153 DVBFE_ALGO_RECOVERY = (1 << 31)
154};
155
156struct tuner_state {
157 u32 frequency;
158 u32 tunerstep;
159 u32 ifreq;
160 u32 bandwidth;
161 u32 iqsense;
162 u32 refclock;
163};
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187enum dvbfe_search {
188 DVBFE_ALGO_SEARCH_SUCCESS = (1 << 0),
189 DVBFE_ALGO_SEARCH_ASLEEP = (1 << 1),
190 DVBFE_ALGO_SEARCH_FAILED = (1 << 2),
191 DVBFE_ALGO_SEARCH_INVALID = (1 << 3),
192 DVBFE_ALGO_SEARCH_AGAIN = (1 << 4),
193 DVBFE_ALGO_SEARCH_ERROR = (1 << 31),
194};
195
196
197struct dvb_tuner_ops {
198
199 struct dvb_tuner_info info;
200
201 int (*release)(struct dvb_frontend *fe);
202 int (*init)(struct dvb_frontend *fe);
203 int (*sleep)(struct dvb_frontend *fe);
204
205
206 int (*set_params)(struct dvb_frontend *fe);
207 int (*set_analog_params)(struct dvb_frontend *fe, struct analog_parameters *p);
208
209
210 int (*calc_regs)(struct dvb_frontend *fe, u8 *buf, int buf_len);
211
212
213 int (*set_config)(struct dvb_frontend *fe, void *priv_cfg);
214
215 int (*get_frequency)(struct dvb_frontend *fe, u32 *frequency);
216 int (*get_bandwidth)(struct dvb_frontend *fe, u32 *bandwidth);
217 int (*get_if_frequency)(struct dvb_frontend *fe, u32 *frequency);
218
219#define TUNER_STATUS_LOCKED 1
220#define TUNER_STATUS_STEREO 2
221 int (*get_status)(struct dvb_frontend *fe, u32 *status);
222 int (*get_rf_strength)(struct dvb_frontend *fe, u16 *strength);
223 int (*get_afc)(struct dvb_frontend *fe, s32 *afc);
224
225
226
227 int (*set_frequency)(struct dvb_frontend *fe, u32 frequency);
228 int (*set_bandwidth)(struct dvb_frontend *fe, u32 bandwidth);
229
230
231
232
233
234 int (*set_state)(struct dvb_frontend *fe, enum tuner_param param, struct tuner_state *state);
235 int (*get_state)(struct dvb_frontend *fe, enum tuner_param param, struct tuner_state *state);
236};
237
238struct analog_demod_info {
239 char *name;
240};
241
242struct analog_demod_ops {
243
244 struct analog_demod_info info;
245
246 void (*set_params)(struct dvb_frontend *fe,
247 struct analog_parameters *params);
248 int (*has_signal)(struct dvb_frontend *fe);
249 int (*get_afc)(struct dvb_frontend *fe);
250 void (*tuner_status)(struct dvb_frontend *fe);
251 void (*standby)(struct dvb_frontend *fe);
252 void (*release)(struct dvb_frontend *fe);
253 int (*i2c_gate_ctrl)(struct dvb_frontend *fe, int enable);
254
255
256 int (*set_config)(struct dvb_frontend *fe, void *priv_cfg);
257};
258
259struct dtv_frontend_properties;
260
261struct dvb_frontend_ops {
262
263 struct dvb_frontend_info info;
264
265 u8 delsys[MAX_DELSYS];
266
267 void (*release)(struct dvb_frontend* fe);
268 void (*release_sec)(struct dvb_frontend* fe);
269
270 int (*init)(struct dvb_frontend* fe);
271 int (*sleep)(struct dvb_frontend* fe);
272
273 int (*write)(struct dvb_frontend* fe, const u8 buf[], int len);
274
275
276 int (*tune)(struct dvb_frontend* fe,
277 bool re_tune,
278 unsigned int mode_flags,
279 unsigned int *delay,
280 fe_status_t *status);
281
282 enum dvbfe_algo (*get_frontend_algo)(struct dvb_frontend *fe);
283
284
285 int (*set_frontend)(struct dvb_frontend *fe);
286 int (*get_tune_settings)(struct dvb_frontend* fe, struct dvb_frontend_tune_settings* settings);
287
288 int (*get_frontend)(struct dvb_frontend *fe);
289
290 int (*read_status)(struct dvb_frontend* fe, fe_status_t* status);
291 int (*read_ber)(struct dvb_frontend* fe, u32* ber);
292 int (*read_signal_strength)(struct dvb_frontend* fe, u16* strength);
293 int (*read_snr)(struct dvb_frontend* fe, u16* snr);
294 int (*read_ucblocks)(struct dvb_frontend* fe, u32* ucblocks);
295
296 int (*diseqc_reset_overload)(struct dvb_frontend* fe);
297 int (*diseqc_send_master_cmd)(struct dvb_frontend* fe, struct dvb_diseqc_master_cmd* cmd);
298 int (*diseqc_recv_slave_reply)(struct dvb_frontend* fe, struct dvb_diseqc_slave_reply* reply);
299 int (*diseqc_send_burst)(struct dvb_frontend* fe, fe_sec_mini_cmd_t minicmd);
300 int (*set_tone)(struct dvb_frontend* fe, fe_sec_tone_mode_t tone);
301 int (*set_voltage)(struct dvb_frontend* fe, fe_sec_voltage_t voltage);
302 int (*enable_high_lnb_voltage)(struct dvb_frontend* fe, long arg);
303 int (*dishnetwork_send_legacy_command)(struct dvb_frontend* fe, unsigned long cmd);
304 int (*i2c_gate_ctrl)(struct dvb_frontend* fe, int enable);
305 int (*ts_bus_ctrl)(struct dvb_frontend* fe, int acquire);
306 int (*set_lna)(struct dvb_frontend *);
307
308
309
310
311 enum dvbfe_search (*search)(struct dvb_frontend *fe);
312
313 struct dvb_tuner_ops tuner_ops;
314 struct analog_demod_ops analog_ops;
315
316 int (*set_property)(struct dvb_frontend* fe, struct dtv_property* tvp);
317 int (*get_property)(struct dvb_frontend* fe, struct dtv_property* tvp);
318};
319
320#ifdef __DVB_CORE__
321#define MAX_EVENT 8
322
323struct dvb_fe_events {
324 struct dvb_frontend_event events[MAX_EVENT];
325 int eventw;
326 int eventr;
327 int overflow;
328 wait_queue_head_t wait_queue;
329 struct mutex mtx;
330};
331#endif
332
333struct dtv_frontend_properties {
334
335
336 u32 state;
337
338 u32 frequency;
339 fe_modulation_t modulation;
340
341 fe_sec_voltage_t voltage;
342 fe_sec_tone_mode_t sectone;
343 fe_spectral_inversion_t inversion;
344 fe_code_rate_t fec_inner;
345 fe_transmit_mode_t transmission_mode;
346 u32 bandwidth_hz;
347 fe_guard_interval_t guard_interval;
348 fe_hierarchy_t hierarchy;
349 u32 symbol_rate;
350 fe_code_rate_t code_rate_HP;
351 fe_code_rate_t code_rate_LP;
352
353 fe_pilot_t pilot;
354 fe_rolloff_t rolloff;
355
356 fe_delivery_system_t delivery_system;
357
358 enum fe_interleaving interleaving;
359
360
361 u8 isdbt_partial_reception;
362 u8 isdbt_sb_mode;
363 u8 isdbt_sb_subchannel;
364 u32 isdbt_sb_segment_idx;
365 u32 isdbt_sb_segment_count;
366 u8 isdbt_layer_enabled;
367 struct {
368 u8 segment_count;
369 fe_code_rate_t fec;
370 fe_modulation_t modulation;
371 u8 interleaving;
372 } layer[3];
373
374
375 u32 stream_id;
376
377
378 u8 atscmh_fic_ver;
379 u8 atscmh_parade_id;
380 u8 atscmh_nog;
381 u8 atscmh_tnog;
382 u8 atscmh_sgn;
383 u8 atscmh_prc;
384
385 u8 atscmh_rs_frame_mode;
386 u8 atscmh_rs_frame_ensemble;
387 u8 atscmh_rs_code_mode_pri;
388 u8 atscmh_rs_code_mode_sec;
389 u8 atscmh_sccc_block_mode;
390 u8 atscmh_sccc_code_mode_a;
391 u8 atscmh_sccc_code_mode_b;
392 u8 atscmh_sccc_code_mode_c;
393 u8 atscmh_sccc_code_mode_d;
394
395 u32 lna;
396
397
398 struct dtv_fe_stats strength;
399 struct dtv_fe_stats cnr;
400 struct dtv_fe_stats pre_bit_error;
401 struct dtv_fe_stats pre_bit_count;
402 struct dtv_fe_stats post_bit_error;
403 struct dtv_fe_stats post_bit_count;
404 struct dtv_fe_stats block_error;
405 struct dtv_fe_stats block_count;
406};
407
408struct dvb_frontend {
409 struct dvb_frontend_ops ops;
410 struct dvb_adapter *dvb;
411 void *demodulator_priv;
412 void *tuner_priv;
413 void *frontend_priv;
414 void *sec_priv;
415 void *analog_demod_priv;
416 struct dtv_frontend_properties dtv_property_cache;
417#define DVB_FRONTEND_COMPONENT_TUNER 0
418#define DVB_FRONTEND_COMPONENT_DEMOD 1
419 int (*callback)(void *adapter_priv, int component, int cmd, int arg);
420 int id;
421};
422
423extern int dvb_register_frontend(struct dvb_adapter *dvb,
424 struct dvb_frontend *fe);
425
426extern int dvb_unregister_frontend(struct dvb_frontend *fe);
427
428extern void dvb_frontend_detach(struct dvb_frontend *fe);
429
430extern void dvb_frontend_reinitialise(struct dvb_frontend *fe);
431extern int dvb_frontend_suspend(struct dvb_frontend *fe);
432extern int dvb_frontend_resume(struct dvb_frontend *fe);
433
434extern void dvb_frontend_sleep_until(struct timeval *waketime, u32 add_usec);
435extern s32 timeval_usec_diff(struct timeval lasttime, struct timeval curtime);
436
437#endif
438