4 * Copyright (C) 2000 Marcus Metzler <marcus@convergence.de>
5 * Ralph Metzler <ralph@convergence.de>
6 * Holger Waechtler <holger@convergence.de>
7 * Andre Draszik <ad@convergence.de>
8 * for convergence integrated media GmbH
10 * This program is free software; you can redistribute it and/or
11 * modify it under the terms of the GNU Lesser General Public License
12 * as published by the Free Software Foundation; either version 2.1
13 * of the License, or (at your option) any later version.
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU General Public License for more details.
20 * You should have received a copy of the GNU Lesser General Public License
21 * along with this program; if not, write to the Free Software
22 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
26 #ifndef _DVBFRONTEND_H_
27 #define _DVBFRONTEND_H_
29 #include <linux/types.h>
31 typedef enum fe_type {
39 typedef enum fe_caps {
41 FE_CAN_INVERSION_AUTO = 0x1,
45 FE_CAN_FEC_4_5 = 0x10,
46 FE_CAN_FEC_5_6 = 0x20,
47 FE_CAN_FEC_6_7 = 0x40,
48 FE_CAN_FEC_7_8 = 0x80,
49 FE_CAN_FEC_8_9 = 0x100,
50 FE_CAN_FEC_AUTO = 0x200,
52 FE_CAN_QAM_16 = 0x800,
53 FE_CAN_QAM_32 = 0x1000,
54 FE_CAN_QAM_64 = 0x2000,
55 FE_CAN_QAM_128 = 0x4000,
56 FE_CAN_QAM_256 = 0x8000,
57 FE_CAN_QAM_AUTO = 0x10000,
58 FE_CAN_TRANSMISSION_MODE_AUTO = 0x20000,
59 FE_CAN_BANDWIDTH_AUTO = 0x40000,
60 FE_CAN_GUARD_INTERVAL_AUTO = 0x80000,
61 FE_CAN_HIERARCHY_AUTO = 0x100000,
62 FE_CAN_8VSB = 0x200000,
63 FE_CAN_16VSB = 0x400000,
64 FE_HAS_EXTENDED_CAPS = 0x800000, /* We need more bitspace for newer APIs, indicate this. */
65 FE_CAN_MULTISTREAM = 0x4000000, /* frontend supports multistream filtering */
66 FE_CAN_TURBO_FEC = 0x8000000, /* frontend supports "turbo fec modulation" */
67 FE_CAN_2G_MODULATION = 0x10000000, /* frontend supports "2nd generation modulation" (DVB-S2) */
68 FE_NEEDS_BENDING = 0x20000000, /* not supported anymore, don't use (frontend requires frequency bending) */
69 FE_CAN_RECOVER = 0x40000000, /* frontend can recover from a cable unplug automatically */
70 FE_CAN_MUTE_TS = 0x80000000 /* frontend can stop spurious TS data output */
74 struct dvb_frontend_info {
76 fe_type_t type; /* DEPRECATED. Use DTV_ENUM_DELSYS instead */
79 __u32 frequency_stepsize;
80 __u32 frequency_tolerance;
81 __u32 symbol_rate_min;
82 __u32 symbol_rate_max;
83 __u32 symbol_rate_tolerance; /* ppm */
84 __u32 notifier_delay; /* DEPRECATED */
90 * Check out the DiSEqC bus spec available on http://www.eutelsat.org/ for
91 * the meaning of this struct...
93 struct dvb_diseqc_master_cmd {
94 __u8 msg [6]; /* { framing, address, command, data [3] } */
95 __u8 msg_len; /* valid values are 3...6 */
99 struct dvb_diseqc_slave_reply {
100 __u8 msg [4]; /* { framing, data [3] } */
101 __u8 msg_len; /* valid values are 0...4, 0 means no msg */
102 int timeout; /* return from ioctl after timeout ms with */
103 }; /* errorcode when no message was received */
106 typedef enum fe_sec_voltage {
113 typedef enum fe_sec_tone_mode {
116 } fe_sec_tone_mode_t;
119 typedef enum fe_sec_mini_cmd {
126 * enum fe_status - enumerates the possible frontend status
127 * @FE_HAS_SIGNAL: found something above the noise level
128 * @FE_HAS_CARRIER: found a DVB signal
129 * @FE_HAS_VITERBI: FEC is stable
130 * @FE_HAS_SYNC: found sync bytes
131 * @FE_HAS_LOCK: everything's working
132 * @FE_TIMEDOUT: no lock within the last ~2 seconds
133 * @FE_REINIT: frontend was reinitialized, application is recommended
134 * to reset DiSEqC, tone and parameters
137 typedef enum fe_status {
138 FE_HAS_SIGNAL = 0x01,
139 FE_HAS_CARRIER = 0x02,
140 FE_HAS_VITERBI = 0x04,
147 typedef enum fe_spectral_inversion {
151 } fe_spectral_inversion_t;
154 typedef enum fe_code_rate {
171 typedef enum fe_modulation {
188 typedef enum fe_transmit_mode {
189 TRANSMISSION_MODE_2K,
190 TRANSMISSION_MODE_8K,
191 TRANSMISSION_MODE_AUTO,
192 TRANSMISSION_MODE_4K,
193 TRANSMISSION_MODE_1K,
194 TRANSMISSION_MODE_16K,
195 TRANSMISSION_MODE_32K,
196 TRANSMISSION_MODE_C1,
197 TRANSMISSION_MODE_C3780,
198 } fe_transmit_mode_t;
200 typedef enum fe_bandwidth {
210 typedef enum fe_guard_interval {
216 GUARD_INTERVAL_1_128,
217 GUARD_INTERVAL_19_128,
218 GUARD_INTERVAL_19_256,
219 GUARD_INTERVAL_PN420,
220 GUARD_INTERVAL_PN595,
221 GUARD_INTERVAL_PN945,
222 } fe_guard_interval_t;
225 typedef enum fe_hierarchy {
233 enum fe_interleaving {
240 struct dvb_qpsk_parameters {
241 __u32 symbol_rate; /* symbol rate in Symbols per second */
242 fe_code_rate_t fec_inner; /* forward error correction (see above) */
245 struct dvb_qam_parameters {
246 __u32 symbol_rate; /* symbol rate in Symbols per second */
247 fe_code_rate_t fec_inner; /* forward error correction (see above) */
248 fe_modulation_t modulation; /* modulation type (see above) */
251 struct dvb_vsb_parameters {
252 fe_modulation_t modulation; /* modulation type (see above) */
255 struct dvb_ofdm_parameters {
256 fe_bandwidth_t bandwidth;
257 fe_code_rate_t code_rate_HP; /* high priority stream code rate */
258 fe_code_rate_t code_rate_LP; /* low priority stream code rate */
259 fe_modulation_t constellation; /* modulation type (see above) */
260 fe_transmit_mode_t transmission_mode;
261 fe_guard_interval_t guard_interval;
262 fe_hierarchy_t hierarchy_information;
266 struct dvb_frontend_parameters {
267 __u32 frequency; /* (absolute) frequency in Hz for QAM/OFDM/ATSC */
268 /* intermediate frequency in kHz for QPSK */
269 fe_spectral_inversion_t inversion;
271 struct dvb_qpsk_parameters qpsk;
272 struct dvb_qam_parameters qam;
273 struct dvb_ofdm_parameters ofdm;
274 struct dvb_vsb_parameters vsb;
278 struct dvb_frontend_event {
280 struct dvb_frontend_parameters parameters;
284 #define DTV_UNDEFINED 0
287 #define DTV_FREQUENCY 3
288 #define DTV_MODULATION 4
289 #define DTV_BANDWIDTH_HZ 5
290 #define DTV_INVERSION 6
291 #define DTV_DISEQC_MASTER 7
292 #define DTV_SYMBOL_RATE 8
293 #define DTV_INNER_FEC 9
294 #define DTV_VOLTAGE 10
297 #define DTV_ROLLOFF 13
298 #define DTV_DISEQC_SLAVE_REPLY 14
300 /* Basic enumeration set for querying unlimited capabilities */
301 #define DTV_FE_CAPABILITY_COUNT 15
302 #define DTV_FE_CAPABILITY 16
303 #define DTV_DELIVERY_SYSTEM 17
305 /* ISDB-T and ISDB-Tsb */
306 #define DTV_ISDBT_PARTIAL_RECEPTION 18
307 #define DTV_ISDBT_SOUND_BROADCASTING 19
309 #define DTV_ISDBT_SB_SUBCHANNEL_ID 20
310 #define DTV_ISDBT_SB_SEGMENT_IDX 21
311 #define DTV_ISDBT_SB_SEGMENT_COUNT 22
313 #define DTV_ISDBT_LAYERA_FEC 23
314 #define DTV_ISDBT_LAYERA_MODULATION 24
315 #define DTV_ISDBT_LAYERA_SEGMENT_COUNT 25
316 #define DTV_ISDBT_LAYERA_TIME_INTERLEAVING 26
318 #define DTV_ISDBT_LAYERB_FEC 27
319 #define DTV_ISDBT_LAYERB_MODULATION 28
320 #define DTV_ISDBT_LAYERB_SEGMENT_COUNT 29
321 #define DTV_ISDBT_LAYERB_TIME_INTERLEAVING 30
323 #define DTV_ISDBT_LAYERC_FEC 31
324 #define DTV_ISDBT_LAYERC_MODULATION 32
325 #define DTV_ISDBT_LAYERC_SEGMENT_COUNT 33
326 #define DTV_ISDBT_LAYERC_TIME_INTERLEAVING 34
328 #define DTV_API_VERSION 35
330 #define DTV_CODE_RATE_HP 36
331 #define DTV_CODE_RATE_LP 37
332 #define DTV_GUARD_INTERVAL 38
333 #define DTV_TRANSMISSION_MODE 39
334 #define DTV_HIERARCHY 40
336 #define DTV_ISDBT_LAYER_ENABLED 41
338 #define DTV_STREAM_ID 42
339 #define DTV_ISDBS_TS_ID_LEGACY DTV_STREAM_ID
340 #define DTV_DVBT2_PLP_ID_LEGACY 43
342 #define DTV_ENUM_DELSYS 44
345 #define DTV_ATSCMH_FIC_VER 45
346 #define DTV_ATSCMH_PARADE_ID 46
347 #define DTV_ATSCMH_NOG 47
348 #define DTV_ATSCMH_TNOG 48
349 #define DTV_ATSCMH_SGN 49
350 #define DTV_ATSCMH_PRC 50
351 #define DTV_ATSCMH_RS_FRAME_MODE 51
352 #define DTV_ATSCMH_RS_FRAME_ENSEMBLE 52
353 #define DTV_ATSCMH_RS_CODE_MODE_PRI 53
354 #define DTV_ATSCMH_RS_CODE_MODE_SEC 54
355 #define DTV_ATSCMH_SCCC_BLOCK_MODE 55
356 #define DTV_ATSCMH_SCCC_CODE_MODE_A 56
357 #define DTV_ATSCMH_SCCC_CODE_MODE_B 57
358 #define DTV_ATSCMH_SCCC_CODE_MODE_C 58
359 #define DTV_ATSCMH_SCCC_CODE_MODE_D 59
361 #define DTV_INTERLEAVING 60
364 #define DTV_MAX_COMMAND DTV_LNA
366 typedef enum fe_pilot {
372 typedef enum fe_rolloff {
373 ROLLOFF_35, /* Implied value in DVB-S, default for DVB-S2 */
379 typedef enum fe_delivery_system {
399 } fe_delivery_system_t;
401 /* backward compatibility */
402 #define SYS_DVBC_ANNEX_AC SYS_DVBC_ANNEX_A
403 #define SYS_DMBTH SYS_DTMB /* DMB-TH is legacy name, use DTMB instead */
407 enum atscmh_sccc_block_mode {
408 ATSCMH_SCCC_BLK_SEP = 0,
409 ATSCMH_SCCC_BLK_COMB = 1,
410 ATSCMH_SCCC_BLK_RES = 2,
413 enum atscmh_sccc_code_mode {
414 ATSCMH_SCCC_CODE_HLF = 0,
415 ATSCMH_SCCC_CODE_QTR = 1,
416 ATSCMH_SCCC_CODE_RES = 2,
419 enum atscmh_rs_frame_ensemble {
420 ATSCMH_RSFRAME_ENS_PRI = 0,
421 ATSCMH_RSFRAME_ENS_SEC = 1,
424 enum atscmh_rs_frame_mode {
425 ATSCMH_RSFRAME_PRI_ONLY = 0,
426 ATSCMH_RSFRAME_PRI_SEC = 1,
427 ATSCMH_RSFRAME_RES = 2,
430 enum atscmh_rs_code_mode {
431 ATSCMH_RSCODE_211_187 = 0,
432 ATSCMH_RSCODE_223_187 = 1,
433 ATSCMH_RSCODE_235_187 = 2,
434 ATSCMH_RSCODE_RES = 3,
437 #define NO_STREAM_ID_FILTER (~0U)
438 #define LNA_AUTO (~0U)
441 char *name; /* A display name for debugging purposes */
443 __u32 cmd; /* A unique ID */
446 __u32 set:1; /* Either a set or get property */
447 __u32 buffer:1; /* Does this property use the buffer? */
448 __u32 reserved:30; /* Align */
451 struct dtv_property {
464 } __attribute__ ((packed));
466 /* num of properties cannot exceed DTV_IOCTL_MAX_MSGS per ioctl */
467 #define DTV_IOCTL_MAX_MSGS 64
469 struct dtv_properties {
471 struct dtv_property *props;
474 #define FE_SET_PROPERTY _IOW('o', 82, struct dtv_properties)
475 #define FE_GET_PROPERTY _IOR('o', 83, struct dtv_properties)
479 * When set, this flag will disable any zigzagging or other "normal" tuning
480 * behaviour. Additionally, there will be no automatic monitoring of the lock
481 * status, and hence no frontend events will be generated. If a frontend device
482 * is closed, this flag will be automatically turned off when the device is
483 * reopened read-write.
485 #define FE_TUNE_MODE_ONESHOT 0x01
488 #define FE_GET_INFO _IOR('o', 61, struct dvb_frontend_info)
490 #define FE_DISEQC_RESET_OVERLOAD _IO('o', 62)
491 #define FE_DISEQC_SEND_MASTER_CMD _IOW('o', 63, struct dvb_diseqc_master_cmd)
492 #define FE_DISEQC_RECV_SLAVE_REPLY _IOR('o', 64, struct dvb_diseqc_slave_reply)
493 #define FE_DISEQC_SEND_BURST _IO('o', 65) /* fe_sec_mini_cmd_t */
495 #define FE_SET_TONE _IO('o', 66) /* fe_sec_tone_mode_t */
496 #define FE_SET_VOLTAGE _IO('o', 67) /* fe_sec_voltage_t */
497 #define FE_ENABLE_HIGH_LNB_VOLTAGE _IO('o', 68) /* int */
499 #define FE_READ_STATUS _IOR('o', 69, fe_status_t)
500 #define FE_READ_BER _IOR('o', 70, __u32)
501 #define FE_READ_SIGNAL_STRENGTH _IOR('o', 71, __u16)
502 #define FE_READ_SNR _IOR('o', 72, __u16)
503 #define FE_READ_UNCORRECTED_BLOCKS _IOR('o', 73, __u32)
505 #define FE_SET_FRONTEND _IOW('o', 76, struct dvb_frontend_parameters)
506 #define FE_GET_FRONTEND _IOR('o', 77, struct dvb_frontend_parameters)
507 #define FE_SET_FRONTEND_TUNE_MODE _IO('o', 81) /* unsigned int */
508 #define FE_GET_EVENT _IOR('o', 78, struct dvb_frontend_event)
510 #define FE_DISHNETWORK_SEND_LEGACY_CMD _IO('o', 80) /* unsigned int */
512 #endif /*_DVBFRONTEND_H_*/