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1 /*
2  * frontend.h
3  *
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
9  *
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.
14  *
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.
19  *
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.
23  *
24  */
25 
26 #ifndef _DVBFRONTEND_H_
27 #define _DVBFRONTEND_H_
28 
29 #include <linux/types.h>
30 
31 enum fe_type {
32 	FE_QPSK,
33 	FE_QAM,
34 	FE_OFDM,
35 	FE_ATSC
36 };
37 
38 enum fe_caps {
39 	FE_IS_STUPID			= 0,
40 	FE_CAN_INVERSION_AUTO		= 0x1,
41 	FE_CAN_FEC_1_2			= 0x2,
42 	FE_CAN_FEC_2_3			= 0x4,
43 	FE_CAN_FEC_3_4			= 0x8,
44 	FE_CAN_FEC_4_5			= 0x10,
45 	FE_CAN_FEC_5_6			= 0x20,
46 	FE_CAN_FEC_6_7			= 0x40,
47 	FE_CAN_FEC_7_8			= 0x80,
48 	FE_CAN_FEC_8_9			= 0x100,
49 	FE_CAN_FEC_AUTO			= 0x200,
50 	FE_CAN_QPSK			= 0x400,
51 	FE_CAN_QAM_16			= 0x800,
52 	FE_CAN_QAM_32			= 0x1000,
53 	FE_CAN_QAM_64			= 0x2000,
54 	FE_CAN_QAM_128			= 0x4000,
55 	FE_CAN_QAM_256			= 0x8000,
56 	FE_CAN_QAM_AUTO			= 0x10000,
57 	FE_CAN_TRANSMISSION_MODE_AUTO	= 0x20000,
58 	FE_CAN_BANDWIDTH_AUTO		= 0x40000,
59 	FE_CAN_GUARD_INTERVAL_AUTO	= 0x80000,
60 	FE_CAN_HIERARCHY_AUTO		= 0x100000,
61 	FE_CAN_8VSB			= 0x200000,
62 	FE_CAN_16VSB			= 0x400000,
63 	FE_HAS_EXTENDED_CAPS		= 0x800000,   /* We need more bitspace for newer APIs, indicate this. */
64 	FE_CAN_MULTISTREAM		= 0x4000000,  /* frontend supports multistream filtering */
65 	FE_CAN_TURBO_FEC		= 0x8000000,  /* frontend supports "turbo fec modulation" */
66 	FE_CAN_2G_MODULATION		= 0x10000000, /* frontend supports "2nd generation modulation" (DVB-S2) */
67 	FE_NEEDS_BENDING		= 0x20000000, /* not supported anymore, don't use (frontend requires frequency bending) */
68 	FE_CAN_RECOVER			= 0x40000000, /* frontend can recover from a cable unplug automatically */
69 	FE_CAN_MUTE_TS			= 0x80000000  /* frontend can stop spurious TS data output */
70 };
71 
72 struct dvb_frontend_info {
73 	char       name[128];
74 	enum fe_type type;	/* DEPRECATED. Use DTV_ENUM_DELSYS instead */
75 	__u32      frequency_min;
76 	__u32      frequency_max;
77 	__u32      frequency_stepsize;
78 	__u32      frequency_tolerance;
79 	__u32      symbol_rate_min;
80 	__u32      symbol_rate_max;
81 	__u32      symbol_rate_tolerance;	/* ppm */
82 	__u32      notifier_delay;		/* DEPRECATED */
83 	enum fe_caps caps;
84 };
85 
86 
87 /**
88  *  Check out the DiSEqC bus spec available on http://www.eutelsat.org/ for
89  *  the meaning of this struct...
90  */
91 struct dvb_diseqc_master_cmd {
92 	__u8 msg [6];	/*  { framing, address, command, data [3] } */
93 	__u8 msg_len;	/*  valid values are 3...6  */
94 };
95 
96 struct dvb_diseqc_slave_reply {
97 	__u8 msg [4];	/*  { framing, data [3] } */
98 	__u8 msg_len;	/*  valid values are 0...4, 0 means no msg  */
99 	int  timeout;	/*  return from ioctl after timeout ms with */
100 };			/*  errorcode when no message was received  */
101 
102 enum fe_sec_voltage {
103 	SEC_VOLTAGE_13,
104 	SEC_VOLTAGE_18,
105 	SEC_VOLTAGE_OFF
106 };
107 
108 enum fe_sec_tone_mode {
109 	SEC_TONE_ON,
110 	SEC_TONE_OFF
111 };
112 
113 enum fe_sec_mini_cmd {
114 	SEC_MINI_A,
115 	SEC_MINI_B
116 };
117 
118 /**
119  * enum fe_status - enumerates the possible frontend status
120  * @FE_HAS_SIGNAL:	found something above the noise level
121  * @FE_HAS_CARRIER:	found a DVB signal
122  * @FE_HAS_VITERBI:	FEC is stable
123  * @FE_HAS_SYNC:	found sync bytes
124  * @FE_HAS_LOCK:	everything's working
125  * @FE_TIMEDOUT:	no lock within the last ~2 seconds
126  * @FE_REINIT:		frontend was reinitialized, application is recommended
127  *			to reset DiSEqC, tone and parameters
128  */
129 enum fe_status {
130 	FE_HAS_SIGNAL		= 0x01,
131 	FE_HAS_CARRIER		= 0x02,
132 	FE_HAS_VITERBI		= 0x04,
133 	FE_HAS_SYNC		= 0x08,
134 	FE_HAS_LOCK		= 0x10,
135 	FE_TIMEDOUT		= 0x20,
136 	FE_REINIT		= 0x40,
137 };
138 
139 enum fe_spectral_inversion {
140 	INVERSION_OFF,
141 	INVERSION_ON,
142 	INVERSION_AUTO
143 };
144 
145 enum fe_code_rate {
146 	FEC_NONE = 0,
147 	FEC_1_2,
148 	FEC_2_3,
149 	FEC_3_4,
150 	FEC_4_5,
151 	FEC_5_6,
152 	FEC_6_7,
153 	FEC_7_8,
154 	FEC_8_9,
155 	FEC_AUTO,
156 	FEC_3_5,
157 	FEC_9_10,
158 	FEC_2_5,
159 };
160 
161 enum fe_modulation {
162 	QPSK,
163 	QAM_16,
164 	QAM_32,
165 	QAM_64,
166 	QAM_128,
167 	QAM_256,
168 	QAM_AUTO,
169 	VSB_8,
170 	VSB_16,
171 	PSK_8,
172 	APSK_16,
173 	APSK_32,
174 	DQPSK,
175 	QAM_4_NR,
176 };
177 
178 enum fe_transmit_mode {
179 	TRANSMISSION_MODE_2K,
180 	TRANSMISSION_MODE_8K,
181 	TRANSMISSION_MODE_AUTO,
182 	TRANSMISSION_MODE_4K,
183 	TRANSMISSION_MODE_1K,
184 	TRANSMISSION_MODE_16K,
185 	TRANSMISSION_MODE_32K,
186 	TRANSMISSION_MODE_C1,
187 	TRANSMISSION_MODE_C3780,
188 };
189 
190 enum fe_guard_interval {
191 	GUARD_INTERVAL_1_32,
192 	GUARD_INTERVAL_1_16,
193 	GUARD_INTERVAL_1_8,
194 	GUARD_INTERVAL_1_4,
195 	GUARD_INTERVAL_AUTO,
196 	GUARD_INTERVAL_1_128,
197 	GUARD_INTERVAL_19_128,
198 	GUARD_INTERVAL_19_256,
199 	GUARD_INTERVAL_PN420,
200 	GUARD_INTERVAL_PN595,
201 	GUARD_INTERVAL_PN945,
202 };
203 
204 enum fe_hierarchy {
205 	HIERARCHY_NONE,
206 	HIERARCHY_1,
207 	HIERARCHY_2,
208 	HIERARCHY_4,
209 	HIERARCHY_AUTO
210 };
211 
212 enum fe_interleaving {
213 	INTERLEAVING_NONE,
214 	INTERLEAVING_AUTO,
215 	INTERLEAVING_240,
216 	INTERLEAVING_720,
217 };
218 
219 /* S2API Commands */
220 #define DTV_UNDEFINED		0
221 #define DTV_TUNE		1
222 #define DTV_CLEAR		2
223 #define DTV_FREQUENCY		3
224 #define DTV_MODULATION		4
225 #define DTV_BANDWIDTH_HZ	5
226 #define DTV_INVERSION		6
227 #define DTV_DISEQC_MASTER	7
228 #define DTV_SYMBOL_RATE		8
229 #define DTV_INNER_FEC		9
230 #define DTV_VOLTAGE		10
231 #define DTV_TONE		11
232 #define DTV_PILOT		12
233 #define DTV_ROLLOFF		13
234 #define DTV_DISEQC_SLAVE_REPLY	14
235 
236 /* Basic enumeration set for querying unlimited capabilities */
237 #define DTV_FE_CAPABILITY_COUNT	15
238 #define DTV_FE_CAPABILITY	16
239 #define DTV_DELIVERY_SYSTEM	17
240 
241 /* ISDB-T and ISDB-Tsb */
242 #define DTV_ISDBT_PARTIAL_RECEPTION	18
243 #define DTV_ISDBT_SOUND_BROADCASTING	19
244 
245 #define DTV_ISDBT_SB_SUBCHANNEL_ID	20
246 #define DTV_ISDBT_SB_SEGMENT_IDX	21
247 #define DTV_ISDBT_SB_SEGMENT_COUNT	22
248 
249 #define DTV_ISDBT_LAYERA_FEC			23
250 #define DTV_ISDBT_LAYERA_MODULATION		24
251 #define DTV_ISDBT_LAYERA_SEGMENT_COUNT		25
252 #define DTV_ISDBT_LAYERA_TIME_INTERLEAVING	26
253 
254 #define DTV_ISDBT_LAYERB_FEC			27
255 #define DTV_ISDBT_LAYERB_MODULATION		28
256 #define DTV_ISDBT_LAYERB_SEGMENT_COUNT		29
257 #define DTV_ISDBT_LAYERB_TIME_INTERLEAVING	30
258 
259 #define DTV_ISDBT_LAYERC_FEC			31
260 #define DTV_ISDBT_LAYERC_MODULATION		32
261 #define DTV_ISDBT_LAYERC_SEGMENT_COUNT		33
262 #define DTV_ISDBT_LAYERC_TIME_INTERLEAVING	34
263 
264 #define DTV_API_VERSION		35
265 
266 #define DTV_CODE_RATE_HP	36
267 #define DTV_CODE_RATE_LP	37
268 #define DTV_GUARD_INTERVAL	38
269 #define DTV_TRANSMISSION_MODE	39
270 #define DTV_HIERARCHY		40
271 
272 #define DTV_ISDBT_LAYER_ENABLED	41
273 
274 #define DTV_STREAM_ID		42
275 #define DTV_ISDBS_TS_ID_LEGACY	DTV_STREAM_ID
276 #define DTV_DVBT2_PLP_ID_LEGACY	43
277 
278 #define DTV_ENUM_DELSYS		44
279 
280 /* ATSC-MH */
281 #define DTV_ATSCMH_FIC_VER		45
282 #define DTV_ATSCMH_PARADE_ID		46
283 #define DTV_ATSCMH_NOG			47
284 #define DTV_ATSCMH_TNOG			48
285 #define DTV_ATSCMH_SGN			49
286 #define DTV_ATSCMH_PRC			50
287 #define DTV_ATSCMH_RS_FRAME_MODE	51
288 #define DTV_ATSCMH_RS_FRAME_ENSEMBLE	52
289 #define DTV_ATSCMH_RS_CODE_MODE_PRI	53
290 #define DTV_ATSCMH_RS_CODE_MODE_SEC	54
291 #define DTV_ATSCMH_SCCC_BLOCK_MODE	55
292 #define DTV_ATSCMH_SCCC_CODE_MODE_A	56
293 #define DTV_ATSCMH_SCCC_CODE_MODE_B	57
294 #define DTV_ATSCMH_SCCC_CODE_MODE_C	58
295 #define DTV_ATSCMH_SCCC_CODE_MODE_D	59
296 
297 #define DTV_INTERLEAVING			60
298 #define DTV_LNA					61
299 
300 /* Quality parameters */
301 #define DTV_STAT_SIGNAL_STRENGTH	62
302 #define DTV_STAT_CNR			63
303 #define DTV_STAT_PRE_ERROR_BIT_COUNT	64
304 #define DTV_STAT_PRE_TOTAL_BIT_COUNT	65
305 #define DTV_STAT_POST_ERROR_BIT_COUNT	66
306 #define DTV_STAT_POST_TOTAL_BIT_COUNT	67
307 #define DTV_STAT_ERROR_BLOCK_COUNT	68
308 #define DTV_STAT_TOTAL_BLOCK_COUNT	69
309 
310 #define DTV_MAX_COMMAND		DTV_STAT_TOTAL_BLOCK_COUNT
311 
312 enum fe_pilot {
313 	PILOT_ON,
314 	PILOT_OFF,
315 	PILOT_AUTO,
316 };
317 
318 enum fe_rolloff {
319 	ROLLOFF_35, /* Implied value in DVB-S, default for DVB-S2 */
320 	ROLLOFF_20,
321 	ROLLOFF_25,
322 	ROLLOFF_AUTO,
323 };
324 
325 enum fe_delivery_system {
326 	SYS_UNDEFINED,
327 	SYS_DVBC_ANNEX_A,
328 	SYS_DVBC_ANNEX_B,
329 	SYS_DVBT,
330 	SYS_DSS,
331 	SYS_DVBS,
332 	SYS_DVBS2,
333 	SYS_DVBH,
334 	SYS_ISDBT,
335 	SYS_ISDBS,
336 	SYS_ISDBC,
337 	SYS_ATSC,
338 	SYS_ATSCMH,
339 	SYS_DTMB,
340 	SYS_CMMB,
341 	SYS_DAB,
342 	SYS_DVBT2,
343 	SYS_TURBO,
344 	SYS_DVBC_ANNEX_C,
345 };
346 
347 /* backward compatibility */
348 #define SYS_DVBC_ANNEX_AC	SYS_DVBC_ANNEX_A
349 #define SYS_DMBTH SYS_DTMB /* DMB-TH is legacy name, use DTMB instead */
350 
351 /* ATSC-MH */
352 
353 enum atscmh_sccc_block_mode {
354 	ATSCMH_SCCC_BLK_SEP      = 0,
355 	ATSCMH_SCCC_BLK_COMB     = 1,
356 	ATSCMH_SCCC_BLK_RES      = 2,
357 };
358 
359 enum atscmh_sccc_code_mode {
360 	ATSCMH_SCCC_CODE_HLF     = 0,
361 	ATSCMH_SCCC_CODE_QTR     = 1,
362 	ATSCMH_SCCC_CODE_RES     = 2,
363 };
364 
365 enum atscmh_rs_frame_ensemble {
366 	ATSCMH_RSFRAME_ENS_PRI   = 0,
367 	ATSCMH_RSFRAME_ENS_SEC   = 1,
368 };
369 
370 enum atscmh_rs_frame_mode {
371 	ATSCMH_RSFRAME_PRI_ONLY  = 0,
372 	ATSCMH_RSFRAME_PRI_SEC   = 1,
373 	ATSCMH_RSFRAME_RES       = 2,
374 };
375 
376 enum atscmh_rs_code_mode {
377 	ATSCMH_RSCODE_211_187    = 0,
378 	ATSCMH_RSCODE_223_187    = 1,
379 	ATSCMH_RSCODE_235_187    = 2,
380 	ATSCMH_RSCODE_RES        = 3,
381 };
382 
383 #define NO_STREAM_ID_FILTER	(~0U)
384 #define LNA_AUTO                (~0U)
385 
386 struct dtv_cmds_h {
387 	char	*name;		/* A display name for debugging purposes */
388 
389 	__u32	cmd;		/* A unique ID */
390 
391 	/* Flags */
392 	__u32	set:1;		/* Either a set or get property */
393 	__u32	buffer:1;	/* Does this property use the buffer? */
394 	__u32	reserved:30;	/* Align */
395 };
396 
397 /**
398  * Scale types for the quality parameters.
399  * @FE_SCALE_NOT_AVAILABLE: That QoS measure is not available. That
400  *			    could indicate a temporary or a permanent
401  *			    condition.
402  * @FE_SCALE_DECIBEL: The scale is measured in 0.001 dB steps, typically
403  *		  used on signal measures.
404  * @FE_SCALE_RELATIVE: The scale is a relative percentual measure,
405  *			ranging from 0 (0%) to 0xffff (100%).
406  * @FE_SCALE_COUNTER: The scale counts the occurrence of an event, like
407  *			bit error, block error, lapsed time.
408  */
409 enum fecap_scale_params {
410 	FE_SCALE_NOT_AVAILABLE = 0,
411 	FE_SCALE_DECIBEL,
412 	FE_SCALE_RELATIVE,
413 	FE_SCALE_COUNTER
414 };
415 
416 /**
417  * struct dtv_stats - Used for reading a DTV status property
418  *
419  * @value:	value of the measure. Should range from 0 to 0xffff;
420  * @scale:	Filled with enum fecap_scale_params - the scale
421  *		in usage for that parameter
422  *
423  * For most delivery systems, this will return a single value for each
424  * parameter.
425  * It should be noticed, however, that new OFDM delivery systems like
426  * ISDB can use different modulation types for each group of carriers.
427  * On such standards, up to 8 groups of statistics can be provided, one
428  * for each carrier group (called "layer" on ISDB).
429  * In order to be consistent with other delivery systems, the first
430  * value refers to the entire set of carriers ("global").
431  * dtv_status:scale should use the value FE_SCALE_NOT_AVAILABLE when
432  * the value for the entire group of carriers or from one specific layer
433  * is not provided by the hardware.
434  * st.len should be filled with the latest filled status + 1.
435  *
436  * In other words, for ISDB, those values should be filled like:
437  *	u.st.stat.svalue[0] = global statistics;
438  *	u.st.stat.scale[0] = FE_SCALE_DECIBEL;
439  *	u.st.stat.value[1] = layer A statistics;
440  *	u.st.stat.scale[1] = FE_SCALE_NOT_AVAILABLE (if not available);
441  *	u.st.stat.svalue[2] = layer B statistics;
442  *	u.st.stat.scale[2] = FE_SCALE_DECIBEL;
443  *	u.st.stat.svalue[3] = layer C statistics;
444  *	u.st.stat.scale[3] = FE_SCALE_DECIBEL;
445  *	u.st.len = 4;
446  */
447 struct dtv_stats {
448 	__u8 scale;	/* enum fecap_scale_params type */
449 	union {
450 		__u64 uvalue;	/* for counters and relative scales */
451 		__s64 svalue;	/* for 0.001 dB measures */
452 	};
453 } __attribute__ ((packed));
454 
455 
456 #define MAX_DTV_STATS   4
457 
458 struct dtv_fe_stats {
459 	__u8 len;
460 	struct dtv_stats stat[MAX_DTV_STATS];
461 } __attribute__ ((packed));
462 
463 struct dtv_property {
464 	__u32 cmd;
465 	__u32 reserved[3];
466 	union {
467 		__u32 data;
468 		struct dtv_fe_stats st;
469 		struct {
470 			__u8 data[32];
471 			__u32 len;
472 			__u32 reserved1[3];
473 			void *reserved2;
474 		} buffer;
475 	} u;
476 	int result;
477 } __attribute__ ((packed));
478 
479 /* num of properties cannot exceed DTV_IOCTL_MAX_MSGS per ioctl */
480 #define DTV_IOCTL_MAX_MSGS 64
481 
482 struct dtv_properties {
483 	__u32 num;
484 	struct dtv_property *props;
485 };
486 
487 #if defined(__DVB_CORE__) || !defined (__KERNEL__)
488 
489 /*
490  * DEPRECATED: The DVBv3 ioctls, structs and enums should not be used on
491  * newer programs, as it doesn't support the second generation of digital
492  * TV standards, nor supports newer delivery systems.
493  */
494 
495 enum fe_bandwidth {
496 	BANDWIDTH_8_MHZ,
497 	BANDWIDTH_7_MHZ,
498 	BANDWIDTH_6_MHZ,
499 	BANDWIDTH_AUTO,
500 	BANDWIDTH_5_MHZ,
501 	BANDWIDTH_10_MHZ,
502 	BANDWIDTH_1_712_MHZ,
503 };
504 
505 /* This is needed for legacy userspace support */
506 typedef enum fe_sec_voltage fe_sec_voltage_t;
507 typedef enum fe_caps fe_caps_t;
508 typedef enum fe_type fe_type_t;
509 typedef enum fe_sec_tone_mode fe_sec_tone_mode_t;
510 typedef enum fe_sec_mini_cmd fe_sec_mini_cmd_t;
511 typedef enum fe_status fe_status_t;
512 typedef enum fe_spectral_inversion fe_spectral_inversion_t;
513 typedef enum fe_code_rate fe_code_rate_t;
514 typedef enum fe_modulation fe_modulation_t;
515 typedef enum fe_transmit_mode fe_transmit_mode_t;
516 typedef enum fe_bandwidth fe_bandwidth_t;
517 typedef enum fe_guard_interval fe_guard_interval_t;
518 typedef enum fe_hierarchy fe_hierarchy_t;
519 typedef enum fe_pilot fe_pilot_t;
520 typedef enum fe_rolloff fe_rolloff_t;
521 typedef enum fe_delivery_system fe_delivery_system_t;
522 
523 struct dvb_qpsk_parameters {
524 	__u32		symbol_rate;  /* symbol rate in Symbols per second */
525 	fe_code_rate_t	fec_inner;    /* forward error correction (see above) */
526 };
527 
528 struct dvb_qam_parameters {
529 	__u32		symbol_rate; /* symbol rate in Symbols per second */
530 	fe_code_rate_t	fec_inner;   /* forward error correction (see above) */
531 	fe_modulation_t	modulation;  /* modulation type (see above) */
532 };
533 
534 struct dvb_vsb_parameters {
535 	fe_modulation_t	modulation;  /* modulation type (see above) */
536 };
537 
538 struct dvb_ofdm_parameters {
539 	fe_bandwidth_t      bandwidth;
540 	fe_code_rate_t      code_rate_HP;  /* high priority stream code rate */
541 	fe_code_rate_t      code_rate_LP;  /* low priority stream code rate */
542 	fe_modulation_t     constellation; /* modulation type (see above) */
543 	fe_transmit_mode_t  transmission_mode;
544 	fe_guard_interval_t guard_interval;
545 	fe_hierarchy_t      hierarchy_information;
546 };
547 
548 struct dvb_frontend_parameters {
549 	__u32 frequency;     /* (absolute) frequency in Hz for DVB-C/DVB-T/ATSC */
550 			     /* intermediate frequency in kHz for DVB-S */
551 	fe_spectral_inversion_t inversion;
552 	union {
553 		struct dvb_qpsk_parameters qpsk;	/* DVB-S */
554 		struct dvb_qam_parameters  qam;		/* DVB-C */
555 		struct dvb_ofdm_parameters ofdm;	/* DVB-T */
556 		struct dvb_vsb_parameters vsb;		/* ATSC */
557 	} u;
558 };
559 
560 struct dvb_frontend_event {
561 	fe_status_t status;
562 	struct dvb_frontend_parameters parameters;
563 };
564 #endif
565 
566 #define FE_SET_PROPERTY		   _IOW('o', 82, struct dtv_properties)
567 #define FE_GET_PROPERTY		   _IOR('o', 83, struct dtv_properties)
568 
569 /**
570  * When set, this flag will disable any zigzagging or other "normal" tuning
571  * behaviour. Additionally, there will be no automatic monitoring of the lock
572  * status, and hence no frontend events will be generated. If a frontend device
573  * is closed, this flag will be automatically turned off when the device is
574  * reopened read-write.
575  */
576 #define FE_TUNE_MODE_ONESHOT 0x01
577 
578 #define FE_GET_INFO		   _IOR('o', 61, struct dvb_frontend_info)
579 
580 #define FE_DISEQC_RESET_OVERLOAD   _IO('o', 62)
581 #define FE_DISEQC_SEND_MASTER_CMD  _IOW('o', 63, struct dvb_diseqc_master_cmd)
582 #define FE_DISEQC_RECV_SLAVE_REPLY _IOR('o', 64, struct dvb_diseqc_slave_reply)
583 #define FE_DISEQC_SEND_BURST       _IO('o', 65)  /* fe_sec_mini_cmd_t */
584 
585 #define FE_SET_TONE		   _IO('o', 66)  /* fe_sec_tone_mode_t */
586 #define FE_SET_VOLTAGE		   _IO('o', 67)  /* fe_sec_voltage_t */
587 #define FE_ENABLE_HIGH_LNB_VOLTAGE _IO('o', 68)  /* int */
588 
589 #define FE_READ_STATUS		   _IOR('o', 69, fe_status_t)
590 #define FE_READ_BER		   _IOR('o', 70, __u32)
591 #define FE_READ_SIGNAL_STRENGTH    _IOR('o', 71, __u16)
592 #define FE_READ_SNR		   _IOR('o', 72, __u16)
593 #define FE_READ_UNCORRECTED_BLOCKS _IOR('o', 73, __u32)
594 
595 #define FE_SET_FRONTEND		   _IOW('o', 76, struct dvb_frontend_parameters)
596 #define FE_GET_FRONTEND		   _IOR('o', 77, struct dvb_frontend_parameters)
597 #define FE_SET_FRONTEND_TUNE_MODE  _IO('o', 81) /* unsigned int */
598 #define FE_GET_EVENT		   _IOR('o', 78, struct dvb_frontend_event)
599 
600 #define FE_DISHNETWORK_SEND_LEGACY_CMD _IO('o', 80) /* unsigned int */
601 
602 #endif /*_DVBFRONTEND_H_*/
603