/usr/include/linux/dvb/frontend.h is in linux-libc-dev 4.15.0-20.21.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 512 513 514 515 516 517 518 519 520 521 522 523 524 525 526 527 528 529 530 531 532 533 534 535 536 537 538 539 540 541 542 543 544 545 546 547 548 549 550 551 552 553 554 555 556 557 558 559 560 561 562 563 564 565 566 567 568 569 570 571 572 573 574 575 576 577 578 579 580 581 582 583 584 585 586 587 588 589 590 591 592 593 594 595 596 597 598 599 600 601 602 603 604 605 606 607 608 609 610 611 612 613 614 615 616 617 618 619 620 621 622 623 624 625 626 627 628 629 630 631 632 633 634 635 636 637 638 639 640 641 642 643 644 645 646 647 648 649 650 651 652 653 654 655 656 657 658 659 660 661 662 663 664 665 666 667 668 669 670 671 672 673 674 675 676 677 678 679 680 681 682 683 684 685 686 687 688 689 690 691 692 693 694 695 696 697 698 699 700 701 702 703 704 705 706 707 708 709 710 711 712 713 714 715 716 717 718 719 720 721 722 723 724 725 726 727 728 729 730 731 732 733 734 735 736 737 738 739 740 741 742 743 744 745 746 747 748 749 750 751 752 753 754 755 756 757 758 759 760 761 762 763 764 765 766 767 768 769 770 771 772 773 774 775 776 777 778 779 780 781 782 783 784 785 786 787 788 789 790 791 792 793 794 795 796 797 798 799 800 801 802 803 804 805 806 807 808 809 810 811 812 813 814 815 816 817 818 819 820 821 822 823 824 825 826 827 828 829 830 831 832 833 834 835 836 837 838 839 840 841 842 843 844 845 846 847 848 849 850 851 852 853 854 855 856 857 858 859 860 861 862 863 864 865 866 867 868 869 870 871 872 873 874 875 876 877 878 879 880 881 882 883 884 885 886 887 888 889 890 891 892 893 894 895 896 897 898 899 900 901 902 903 904 905 906 907 908 909 910 911 912 913 914 915 916 917 918 919 920 921 922 923 924 925 926 927 928 929 930 931 932 933 934 935 936 937 938 939 940 941 942 943 944 945 946 947 948 949 950 951 952 953 954 955 956 957 958 959 960 961 962 963 964 965 966 967 968 969 970 971 972 973 974 975 976 977 978 979 980 981 982 983 984 985 986 987 988 989 990 991 992 993 994 995 996 997 998 999 1000 1001 1002 1003 1004 1005 1006 1007 | /* SPDX-License-Identifier: LGPL-2.1+ WITH Linux-syscall-note */
/*
* frontend.h
*
* Copyright (C) 2000 Marcus Metzler <marcus@convergence.de>
* Ralph Metzler <ralph@convergence.de>
* Holger Waechtler <holger@convergence.de>
* Andre Draszik <ad@convergence.de>
* for convergence integrated media GmbH
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public License
* as published by the Free Software Foundation; either version 2.1
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
*/
#ifndef _DVBFRONTEND_H_
#define _DVBFRONTEND_H_
#include <linux/types.h>
/**
* enum fe_caps - Frontend capabilities
*
* @FE_IS_STUPID: There's something wrong at the
* frontend, and it can't report its
* capabilities.
* @FE_CAN_INVERSION_AUTO: Can auto-detect frequency spectral
* band inversion
* @FE_CAN_FEC_1_2: Supports FEC 1/2
* @FE_CAN_FEC_2_3: Supports FEC 2/3
* @FE_CAN_FEC_3_4: Supports FEC 3/4
* @FE_CAN_FEC_4_5: Supports FEC 4/5
* @FE_CAN_FEC_5_6: Supports FEC 5/6
* @FE_CAN_FEC_6_7: Supports FEC 6/7
* @FE_CAN_FEC_7_8: Supports FEC 7/8
* @FE_CAN_FEC_8_9: Supports FEC 8/9
* @FE_CAN_FEC_AUTO: Can auto-detect FEC
* @FE_CAN_QPSK: Supports QPSK modulation
* @FE_CAN_QAM_16: Supports 16-QAM modulation
* @FE_CAN_QAM_32: Supports 32-QAM modulation
* @FE_CAN_QAM_64: Supports 64-QAM modulation
* @FE_CAN_QAM_128: Supports 128-QAM modulation
* @FE_CAN_QAM_256: Supports 256-QAM modulation
* @FE_CAN_QAM_AUTO: Can auto-detect QAM modulation
* @FE_CAN_TRANSMISSION_MODE_AUTO: Can auto-detect transmission mode
* @FE_CAN_BANDWIDTH_AUTO: Can auto-detect bandwidth
* @FE_CAN_GUARD_INTERVAL_AUTO: Can auto-detect guard interval
* @FE_CAN_HIERARCHY_AUTO: Can auto-detect hierarchy
* @FE_CAN_8VSB: Supports 8-VSB modulation
* @FE_CAN_16VSB: Supporta 16-VSB modulation
* @FE_HAS_EXTENDED_CAPS: Unused
* @FE_CAN_MULTISTREAM: Supports multistream filtering
* @FE_CAN_TURBO_FEC: Supports "turbo FEC" modulation
* @FE_CAN_2G_MODULATION: Supports "2nd generation" modulation,
* e. g. DVB-S2, DVB-T2, DVB-C2
* @FE_NEEDS_BENDING: Unused
* @FE_CAN_RECOVER: Can recover from a cable unplug
* automatically
* @FE_CAN_MUTE_TS: Can stop spurious TS data output
*/
enum fe_caps {
FE_IS_STUPID = 0,
FE_CAN_INVERSION_AUTO = 0x1,
FE_CAN_FEC_1_2 = 0x2,
FE_CAN_FEC_2_3 = 0x4,
FE_CAN_FEC_3_4 = 0x8,
FE_CAN_FEC_4_5 = 0x10,
FE_CAN_FEC_5_6 = 0x20,
FE_CAN_FEC_6_7 = 0x40,
FE_CAN_FEC_7_8 = 0x80,
FE_CAN_FEC_8_9 = 0x100,
FE_CAN_FEC_AUTO = 0x200,
FE_CAN_QPSK = 0x400,
FE_CAN_QAM_16 = 0x800,
FE_CAN_QAM_32 = 0x1000,
FE_CAN_QAM_64 = 0x2000,
FE_CAN_QAM_128 = 0x4000,
FE_CAN_QAM_256 = 0x8000,
FE_CAN_QAM_AUTO = 0x10000,
FE_CAN_TRANSMISSION_MODE_AUTO = 0x20000,
FE_CAN_BANDWIDTH_AUTO = 0x40000,
FE_CAN_GUARD_INTERVAL_AUTO = 0x80000,
FE_CAN_HIERARCHY_AUTO = 0x100000,
FE_CAN_8VSB = 0x200000,
FE_CAN_16VSB = 0x400000,
FE_HAS_EXTENDED_CAPS = 0x800000,
FE_CAN_MULTISTREAM = 0x4000000,
FE_CAN_TURBO_FEC = 0x8000000,
FE_CAN_2G_MODULATION = 0x10000000,
FE_NEEDS_BENDING = 0x20000000,
FE_CAN_RECOVER = 0x40000000,
FE_CAN_MUTE_TS = 0x80000000
};
/*
* DEPRECATED: Should be kept just due to backward compatibility.
*/
enum fe_type {
FE_QPSK,
FE_QAM,
FE_OFDM,
FE_ATSC
};
/**
* struct dvb_frontend_info - Frontend properties and capabilities
*
* @name: Name of the frontend
* @type: **DEPRECATED**.
* Should not be used on modern programs,
* as a frontend may have more than one type.
* In order to get the support types of a given
* frontend, use :c:type:`DTV_ENUM_DELSYS`
* instead.
* @frequency_min: Minimal frequency supported by the frontend.
* @frequency_max: Minimal frequency supported by the frontend.
* @frequency_stepsize: All frequencies are multiple of this value.
* @frequency_tolerance: Frequency tolerance.
* @symbol_rate_min: Minimal symbol rate, in bauds
* (for Cable/Satellite systems).
* @symbol_rate_max: Maximal symbol rate, in bauds
* (for Cable/Satellite systems).
* @symbol_rate_tolerance: Maximal symbol rate tolerance, in ppm
* (for Cable/Satellite systems).
* @notifier_delay: **DEPRECATED**. Not used by any driver.
* @caps: Capabilities supported by the frontend,
* as specified in &enum fe_caps.
*
* .. note:
*
* #. The frequencies are specified in Hz for Terrestrial and Cable
* systems.
* #. The frequencies are specified in kHz for Satellite systems.
*/
struct dvb_frontend_info {
char name[128];
enum fe_type type; /* DEPRECATED. Use DTV_ENUM_DELSYS instead */
__u32 frequency_min;
__u32 frequency_max;
__u32 frequency_stepsize;
__u32 frequency_tolerance;
__u32 symbol_rate_min;
__u32 symbol_rate_max;
__u32 symbol_rate_tolerance;
__u32 notifier_delay; /* DEPRECATED */
enum fe_caps caps;
};
/**
* struct dvb_diseqc_master_cmd - DiSEqC master command
*
* @msg:
* DiSEqC message to be sent. It contains a 3 bytes header with:
* framing + address + command, and an optional argument
* of up to 3 bytes of data.
* @msg_len:
* Length of the DiSEqC message. Valid values are 3 to 6.
*
* Check out the DiSEqC bus spec available on http://www.eutelsat.org/ for
* the possible messages that can be used.
*/
struct dvb_diseqc_master_cmd {
__u8 msg[6];
__u8 msg_len;
};
/**
* struct dvb_diseqc_slave_reply - DiSEqC received data
*
* @msg:
* DiSEqC message buffer to store a message received via DiSEqC.
* It contains one byte header with: framing and
* an optional argument of up to 3 bytes of data.
* @msg_len:
* Length of the DiSEqC message. Valid values are 0 to 4,
* where 0 means no message.
* @timeout:
* Return from ioctl after timeout ms with errorcode when
* no message was received.
*
* Check out the DiSEqC bus spec available on http://www.eutelsat.org/ for
* the possible messages that can be used.
*/
struct dvb_diseqc_slave_reply {
__u8 msg[4];
__u8 msg_len;
int timeout;
};
/**
* enum fe_sec_voltage - DC Voltage used to feed the LNBf
*
* @SEC_VOLTAGE_13: Output 13V to the LNBf
* @SEC_VOLTAGE_18: Output 18V to the LNBf
* @SEC_VOLTAGE_OFF: Don't feed the LNBf with a DC voltage
*/
enum fe_sec_voltage {
SEC_VOLTAGE_13,
SEC_VOLTAGE_18,
SEC_VOLTAGE_OFF
};
/**
* enum fe_sec_tone_mode - Type of tone to be send to the LNBf.
* @SEC_TONE_ON: Sends a 22kHz tone burst to the antenna.
* @SEC_TONE_OFF: Don't send a 22kHz tone to the antenna (except
* if the ``FE_DISEQC_*`` ioctls are called).
*/
enum fe_sec_tone_mode {
SEC_TONE_ON,
SEC_TONE_OFF
};
/**
* enum fe_sec_mini_cmd - Type of mini burst to be sent
*
* @SEC_MINI_A: Sends a mini-DiSEqC 22kHz '0' Tone Burst to select
* satellite-A
* @SEC_MINI_B: Sends a mini-DiSEqC 22kHz '1' Data Burst to select
* satellite-B
*/
enum fe_sec_mini_cmd {
SEC_MINI_A,
SEC_MINI_B
};
/**
* enum fe_status - Enumerates the possible frontend status.
* @FE_NONE: The frontend doesn't have any kind of lock.
* That's the initial frontend status
* @FE_HAS_SIGNAL: Has found something above the noise level.
* @FE_HAS_CARRIER: Has found a signal.
* @FE_HAS_VITERBI: FEC inner coding (Viterbi, LDPC or other inner code).
* is stable.
* @FE_HAS_SYNC: Synchronization bytes was found.
* @FE_HAS_LOCK: Digital TV were locked and everything is working.
* @FE_TIMEDOUT: Fo lock within the last about 2 seconds.
* @FE_REINIT: Frontend was reinitialized, application is recommended
* to reset DiSEqC, tone and parameters.
*/
enum fe_status {
FE_NONE = 0x00,
FE_HAS_SIGNAL = 0x01,
FE_HAS_CARRIER = 0x02,
FE_HAS_VITERBI = 0x04,
FE_HAS_SYNC = 0x08,
FE_HAS_LOCK = 0x10,
FE_TIMEDOUT = 0x20,
FE_REINIT = 0x40,
};
/**
* enum fe_spectral_inversion - Type of inversion band
*
* @INVERSION_OFF: Don't do spectral band inversion.
* @INVERSION_ON: Do spectral band inversion.
* @INVERSION_AUTO: Autodetect spectral band inversion.
*
* This parameter indicates if spectral inversion should be presumed or
* not. In the automatic setting (``INVERSION_AUTO``) the hardware will try
* to figure out the correct setting by itself. If the hardware doesn't
* support, the %dvb_frontend will try to lock at the carrier first with
* inversion off. If it fails, it will try to enable inversion.
*/
enum fe_spectral_inversion {
INVERSION_OFF,
INVERSION_ON,
INVERSION_AUTO
};
/**
* enum fe_code_rate - Type of Forward Error Correction (FEC)
*
*
* @FEC_NONE: No Forward Error Correction Code
* @FEC_1_2: Forward Error Correction Code 1/2
* @FEC_2_3: Forward Error Correction Code 2/3
* @FEC_3_4: Forward Error Correction Code 3/4
* @FEC_4_5: Forward Error Correction Code 4/5
* @FEC_5_6: Forward Error Correction Code 5/6
* @FEC_6_7: Forward Error Correction Code 6/7
* @FEC_7_8: Forward Error Correction Code 7/8
* @FEC_8_9: Forward Error Correction Code 8/9
* @FEC_AUTO: Autodetect Error Correction Code
* @FEC_3_5: Forward Error Correction Code 3/5
* @FEC_9_10: Forward Error Correction Code 9/10
* @FEC_2_5: Forward Error Correction Code 2/5
*
* Please note that not all FEC types are supported by a given standard.
*/
enum fe_code_rate {
FEC_NONE = 0,
FEC_1_2,
FEC_2_3,
FEC_3_4,
FEC_4_5,
FEC_5_6,
FEC_6_7,
FEC_7_8,
FEC_8_9,
FEC_AUTO,
FEC_3_5,
FEC_9_10,
FEC_2_5,
};
/**
* enum fe_modulation - Type of modulation/constellation
* @QPSK: QPSK modulation
* @QAM_16: 16-QAM modulation
* @QAM_32: 32-QAM modulation
* @QAM_64: 64-QAM modulation
* @QAM_128: 128-QAM modulation
* @QAM_256: 256-QAM modulation
* @QAM_AUTO: Autodetect QAM modulation
* @VSB_8: 8-VSB modulation
* @VSB_16: 16-VSB modulation
* @PSK_8: 8-PSK modulation
* @APSK_16: 16-APSK modulation
* @APSK_32: 32-APSK modulation
* @DQPSK: DQPSK modulation
* @QAM_4_NR: 4-QAM-NR modulation
*
* Please note that not all modulations are supported by a given standard.
*
*/
enum fe_modulation {
QPSK,
QAM_16,
QAM_32,
QAM_64,
QAM_128,
QAM_256,
QAM_AUTO,
VSB_8,
VSB_16,
PSK_8,
APSK_16,
APSK_32,
DQPSK,
QAM_4_NR,
};
/**
* enum fe_transmit_mode - Transmission mode
*
* @TRANSMISSION_MODE_AUTO:
* Autodetect transmission mode. The hardware will try to find the
* correct FFT-size (if capable) to fill in the missing parameters.
* @TRANSMISSION_MODE_1K:
* Transmission mode 1K
* @TRANSMISSION_MODE_2K:
* Transmission mode 2K
* @TRANSMISSION_MODE_8K:
* Transmission mode 8K
* @TRANSMISSION_MODE_4K:
* Transmission mode 4K
* @TRANSMISSION_MODE_16K:
* Transmission mode 16K
* @TRANSMISSION_MODE_32K:
* Transmission mode 32K
* @TRANSMISSION_MODE_C1:
* Single Carrier (C=1) transmission mode (DTMB only)
* @TRANSMISSION_MODE_C3780:
* Multi Carrier (C=3780) transmission mode (DTMB only)
*
* Please note that not all transmission modes are supported by a given
* standard.
*/
enum fe_transmit_mode {
TRANSMISSION_MODE_2K,
TRANSMISSION_MODE_8K,
TRANSMISSION_MODE_AUTO,
TRANSMISSION_MODE_4K,
TRANSMISSION_MODE_1K,
TRANSMISSION_MODE_16K,
TRANSMISSION_MODE_32K,
TRANSMISSION_MODE_C1,
TRANSMISSION_MODE_C3780,
};
/**
* enum fe_guard_interval - Guard interval
*
* @GUARD_INTERVAL_AUTO: Autodetect the guard interval
* @GUARD_INTERVAL_1_128: Guard interval 1/128
* @GUARD_INTERVAL_1_32: Guard interval 1/32
* @GUARD_INTERVAL_1_16: Guard interval 1/16
* @GUARD_INTERVAL_1_8: Guard interval 1/8
* @GUARD_INTERVAL_1_4: Guard interval 1/4
* @GUARD_INTERVAL_19_128: Guard interval 19/128
* @GUARD_INTERVAL_19_256: Guard interval 19/256
* @GUARD_INTERVAL_PN420: PN length 420 (1/4)
* @GUARD_INTERVAL_PN595: PN length 595 (1/6)
* @GUARD_INTERVAL_PN945: PN length 945 (1/9)
*
* Please note that not all guard intervals are supported by a given standard.
*/
enum fe_guard_interval {
GUARD_INTERVAL_1_32,
GUARD_INTERVAL_1_16,
GUARD_INTERVAL_1_8,
GUARD_INTERVAL_1_4,
GUARD_INTERVAL_AUTO,
GUARD_INTERVAL_1_128,
GUARD_INTERVAL_19_128,
GUARD_INTERVAL_19_256,
GUARD_INTERVAL_PN420,
GUARD_INTERVAL_PN595,
GUARD_INTERVAL_PN945,
};
/**
* enum fe_hierarchy - Hierarchy
* @HIERARCHY_NONE: No hierarchy
* @HIERARCHY_AUTO: Autodetect hierarchy (if supported)
* @HIERARCHY_1: Hierarchy 1
* @HIERARCHY_2: Hierarchy 2
* @HIERARCHY_4: Hierarchy 4
*
* Please note that not all hierarchy types are supported by a given standard.
*/
enum fe_hierarchy {
HIERARCHY_NONE,
HIERARCHY_1,
HIERARCHY_2,
HIERARCHY_4,
HIERARCHY_AUTO
};
/**
* enum fe_interleaving - Interleaving
* @INTERLEAVING_NONE: No interleaving.
* @INTERLEAVING_AUTO: Auto-detect interleaving.
* @INTERLEAVING_240: Interleaving of 240 symbols.
* @INTERLEAVING_720: Interleaving of 720 symbols.
*
* Please note that, currently, only DTMB uses it.
*/
enum fe_interleaving {
INTERLEAVING_NONE,
INTERLEAVING_AUTO,
INTERLEAVING_240,
INTERLEAVING_720,
};
/* DVBv5 property Commands */
#define DTV_UNDEFINED 0
#define DTV_TUNE 1
#define DTV_CLEAR 2
#define DTV_FREQUENCY 3
#define DTV_MODULATION 4
#define DTV_BANDWIDTH_HZ 5
#define DTV_INVERSION 6
#define DTV_DISEQC_MASTER 7
#define DTV_SYMBOL_RATE 8
#define DTV_INNER_FEC 9
#define DTV_VOLTAGE 10
#define DTV_TONE 11
#define DTV_PILOT 12
#define DTV_ROLLOFF 13
#define DTV_DISEQC_SLAVE_REPLY 14
/* Basic enumeration set for querying unlimited capabilities */
#define DTV_FE_CAPABILITY_COUNT 15
#define DTV_FE_CAPABILITY 16
#define DTV_DELIVERY_SYSTEM 17
/* ISDB-T and ISDB-Tsb */
#define DTV_ISDBT_PARTIAL_RECEPTION 18
#define DTV_ISDBT_SOUND_BROADCASTING 19
#define DTV_ISDBT_SB_SUBCHANNEL_ID 20
#define DTV_ISDBT_SB_SEGMENT_IDX 21
#define DTV_ISDBT_SB_SEGMENT_COUNT 22
#define DTV_ISDBT_LAYERA_FEC 23
#define DTV_ISDBT_LAYERA_MODULATION 24
#define DTV_ISDBT_LAYERA_SEGMENT_COUNT 25
#define DTV_ISDBT_LAYERA_TIME_INTERLEAVING 26
#define DTV_ISDBT_LAYERB_FEC 27
#define DTV_ISDBT_LAYERB_MODULATION 28
#define DTV_ISDBT_LAYERB_SEGMENT_COUNT 29
#define DTV_ISDBT_LAYERB_TIME_INTERLEAVING 30
#define DTV_ISDBT_LAYERC_FEC 31
#define DTV_ISDBT_LAYERC_MODULATION 32
#define DTV_ISDBT_LAYERC_SEGMENT_COUNT 33
#define DTV_ISDBT_LAYERC_TIME_INTERLEAVING 34
#define DTV_API_VERSION 35
#define DTV_CODE_RATE_HP 36
#define DTV_CODE_RATE_LP 37
#define DTV_GUARD_INTERVAL 38
#define DTV_TRANSMISSION_MODE 39
#define DTV_HIERARCHY 40
#define DTV_ISDBT_LAYER_ENABLED 41
#define DTV_STREAM_ID 42
#define DTV_ISDBS_TS_ID_LEGACY DTV_STREAM_ID
#define DTV_DVBT2_PLP_ID_LEGACY 43
#define DTV_ENUM_DELSYS 44
/* ATSC-MH */
#define DTV_ATSCMH_FIC_VER 45
#define DTV_ATSCMH_PARADE_ID 46
#define DTV_ATSCMH_NOG 47
#define DTV_ATSCMH_TNOG 48
#define DTV_ATSCMH_SGN 49
#define DTV_ATSCMH_PRC 50
#define DTV_ATSCMH_RS_FRAME_MODE 51
#define DTV_ATSCMH_RS_FRAME_ENSEMBLE 52
#define DTV_ATSCMH_RS_CODE_MODE_PRI 53
#define DTV_ATSCMH_RS_CODE_MODE_SEC 54
#define DTV_ATSCMH_SCCC_BLOCK_MODE 55
#define DTV_ATSCMH_SCCC_CODE_MODE_A 56
#define DTV_ATSCMH_SCCC_CODE_MODE_B 57
#define DTV_ATSCMH_SCCC_CODE_MODE_C 58
#define DTV_ATSCMH_SCCC_CODE_MODE_D 59
#define DTV_INTERLEAVING 60
#define DTV_LNA 61
/* Quality parameters */
#define DTV_STAT_SIGNAL_STRENGTH 62
#define DTV_STAT_CNR 63
#define DTV_STAT_PRE_ERROR_BIT_COUNT 64
#define DTV_STAT_PRE_TOTAL_BIT_COUNT 65
#define DTV_STAT_POST_ERROR_BIT_COUNT 66
#define DTV_STAT_POST_TOTAL_BIT_COUNT 67
#define DTV_STAT_ERROR_BLOCK_COUNT 68
#define DTV_STAT_TOTAL_BLOCK_COUNT 69
#define DTV_MAX_COMMAND DTV_STAT_TOTAL_BLOCK_COUNT
/**
* enum fe_pilot - Type of pilot tone
*
* @PILOT_ON: Pilot tones enabled
* @PILOT_OFF: Pilot tones disabled
* @PILOT_AUTO: Autodetect pilot tones
*/
enum fe_pilot {
PILOT_ON,
PILOT_OFF,
PILOT_AUTO,
};
/**
* enum fe_rolloff - Rolloff factor
* @ROLLOFF_35: Roloff factor: α=35%
* @ROLLOFF_20: Roloff factor: α=20%
* @ROLLOFF_25: Roloff factor: α=25%
* @ROLLOFF_AUTO: Auto-detect the roloff factor.
*
* .. note:
*
* Roloff factor of 35% is implied on DVB-S. On DVB-S2, it is default.
*/
enum fe_rolloff {
ROLLOFF_35,
ROLLOFF_20,
ROLLOFF_25,
ROLLOFF_AUTO,
};
/**
* enum fe_delivery_system - Type of the delivery system
*
* @SYS_UNDEFINED:
* Undefined standard. Generally, indicates an error
* @SYS_DVBC_ANNEX_A:
* Cable TV: DVB-C following ITU-T J.83 Annex A spec
* @SYS_DVBC_ANNEX_B:
* Cable TV: DVB-C following ITU-T J.83 Annex B spec (ClearQAM)
* @SYS_DVBC_ANNEX_C:
* Cable TV: DVB-C following ITU-T J.83 Annex C spec
* @SYS_ISDBC:
* Cable TV: ISDB-C (no drivers yet)
* @SYS_DVBT:
* Terrestrial TV: DVB-T
* @SYS_DVBT2:
* Terrestrial TV: DVB-T2
* @SYS_ISDBT:
* Terrestrial TV: ISDB-T
* @SYS_ATSC:
* Terrestrial TV: ATSC
* @SYS_ATSCMH:
* Terrestrial TV (mobile): ATSC-M/H
* @SYS_DTMB:
* Terrestrial TV: DTMB
* @SYS_DVBS:
* Satellite TV: DVB-S
* @SYS_DVBS2:
* Satellite TV: DVB-S2
* @SYS_TURBO:
* Satellite TV: DVB-S Turbo
* @SYS_ISDBS:
* Satellite TV: ISDB-S
* @SYS_DAB:
* Digital audio: DAB (not fully supported)
* @SYS_DSS:
* Satellite TV: DSS (not fully supported)
* @SYS_CMMB:
* Terrestrial TV (mobile): CMMB (not fully supported)
* @SYS_DVBH:
* Terrestrial TV (mobile): DVB-H (standard deprecated)
*/
enum fe_delivery_system {
SYS_UNDEFINED,
SYS_DVBC_ANNEX_A,
SYS_DVBC_ANNEX_B,
SYS_DVBT,
SYS_DSS,
SYS_DVBS,
SYS_DVBS2,
SYS_DVBH,
SYS_ISDBT,
SYS_ISDBS,
SYS_ISDBC,
SYS_ATSC,
SYS_ATSCMH,
SYS_DTMB,
SYS_CMMB,
SYS_DAB,
SYS_DVBT2,
SYS_TURBO,
SYS_DVBC_ANNEX_C,
};
/* backward compatibility definitions for delivery systems */
#define SYS_DVBC_ANNEX_AC SYS_DVBC_ANNEX_A
#define SYS_DMBTH SYS_DTMB /* DMB-TH is legacy name, use DTMB */
/* ATSC-MH specific parameters */
/**
* enum atscmh_sccc_block_mode - Type of Series Concatenated Convolutional
* Code Block Mode.
*
* @ATSCMH_SCCC_BLK_SEP:
* Separate SCCC: the SCCC outer code mode shall be set independently
* for each Group Region (A, B, C, D)
* @ATSCMH_SCCC_BLK_COMB:
* Combined SCCC: all four Regions shall have the same SCCC outer
* code mode.
* @ATSCMH_SCCC_BLK_RES:
* Reserved. Shouldn't be used.
*/
enum atscmh_sccc_block_mode {
ATSCMH_SCCC_BLK_SEP = 0,
ATSCMH_SCCC_BLK_COMB = 1,
ATSCMH_SCCC_BLK_RES = 2,
};
/**
* enum atscmh_sccc_code_mode - Type of Series Concatenated Convolutional
* Code Rate.
*
* @ATSCMH_SCCC_CODE_HLF:
* The outer code rate of a SCCC Block is 1/2 rate.
* @ATSCMH_SCCC_CODE_QTR:
* The outer code rate of a SCCC Block is 1/4 rate.
* @ATSCMH_SCCC_CODE_RES:
* Reserved. Should not be used.
*/
enum atscmh_sccc_code_mode {
ATSCMH_SCCC_CODE_HLF = 0,
ATSCMH_SCCC_CODE_QTR = 1,
ATSCMH_SCCC_CODE_RES = 2,
};
/**
* enum atscmh_rs_frame_ensemble - Reed Solomon(RS) frame ensemble.
*
* @ATSCMH_RSFRAME_ENS_PRI: Primary Ensemble.
* @ATSCMH_RSFRAME_ENS_SEC: Secondary Ensemble.
*/
enum atscmh_rs_frame_ensemble {
ATSCMH_RSFRAME_ENS_PRI = 0,
ATSCMH_RSFRAME_ENS_SEC = 1,
};
/**
* enum atscmh_rs_frame_mode - Reed Solomon (RS) frame mode.
*
* @ATSCMH_RSFRAME_PRI_ONLY:
* Single Frame: There is only a primary RS Frame for all Group
* Regions.
* @ATSCMH_RSFRAME_PRI_SEC:
* Dual Frame: There are two separate RS Frames: Primary RS Frame for
* Group Region A and B and Secondary RS Frame for Group Region C and
* D.
* @ATSCMH_RSFRAME_RES:
* Reserved. Shouldn't be used.
*/
enum atscmh_rs_frame_mode {
ATSCMH_RSFRAME_PRI_ONLY = 0,
ATSCMH_RSFRAME_PRI_SEC = 1,
ATSCMH_RSFRAME_RES = 2,
};
/**
* enum atscmh_rs_code_mode
* @ATSCMH_RSCODE_211_187: Reed Solomon code (211,187).
* @ATSCMH_RSCODE_223_187: Reed Solomon code (223,187).
* @ATSCMH_RSCODE_235_187: Reed Solomon code (235,187).
* @ATSCMH_RSCODE_RES: Reserved. Shouldn't be used.
*/
enum atscmh_rs_code_mode {
ATSCMH_RSCODE_211_187 = 0,
ATSCMH_RSCODE_223_187 = 1,
ATSCMH_RSCODE_235_187 = 2,
ATSCMH_RSCODE_RES = 3,
};
#define NO_STREAM_ID_FILTER (~0U)
#define LNA_AUTO (~0U)
/**
* enum fecap_scale_params - scale types for the quality parameters.
*
* @FE_SCALE_NOT_AVAILABLE: That QoS measure is not available. That
* could indicate a temporary or a permanent
* condition.
* @FE_SCALE_DECIBEL: The scale is measured in 0.001 dB steps, typically
* used on signal measures.
* @FE_SCALE_RELATIVE: The scale is a relative percentual measure,
* ranging from 0 (0%) to 0xffff (100%).
* @FE_SCALE_COUNTER: The scale counts the occurrence of an event, like
* bit error, block error, lapsed time.
*/
enum fecap_scale_params {
FE_SCALE_NOT_AVAILABLE = 0,
FE_SCALE_DECIBEL,
FE_SCALE_RELATIVE,
FE_SCALE_COUNTER
};
/**
* struct dtv_stats - Used for reading a DTV status property
*
* @scale: Filled with enum fecap_scale_params - the scale
* in usage for that parameter
*
* The ``{unnamed_union}`` may have either one of the values below:
*
* %svalue
* integer value of the measure, for %FE_SCALE_DECIBEL,
* used for dB measures. The unit is 0.001 dB.
*
* %uvalue
* unsigned integer value of the measure, used when @scale is
* either %FE_SCALE_RELATIVE or %FE_SCALE_COUNTER.
*
* For most delivery systems, this will return a single value for each
* parameter.
*
* It should be noticed, however, that new OFDM delivery systems like
* ISDB can use different modulation types for each group of carriers.
* On such standards, up to 8 groups of statistics can be provided, one
* for each carrier group (called "layer" on ISDB).
*
* In order to be consistent with other delivery systems, the first
* value refers to the entire set of carriers ("global").
*
* @scale should use the value %FE_SCALE_NOT_AVAILABLE when
* the value for the entire group of carriers or from one specific layer
* is not provided by the hardware.
*
* @len should be filled with the latest filled status + 1.
*
* In other words, for ISDB, those values should be filled like::
*
* u.st.stat.svalue[0] = global statistics;
* u.st.stat.scale[0] = FE_SCALE_DECIBEL;
* u.st.stat.value[1] = layer A statistics;
* u.st.stat.scale[1] = FE_SCALE_NOT_AVAILABLE (if not available);
* u.st.stat.svalue[2] = layer B statistics;
* u.st.stat.scale[2] = FE_SCALE_DECIBEL;
* u.st.stat.svalue[3] = layer C statistics;
* u.st.stat.scale[3] = FE_SCALE_DECIBEL;
* u.st.len = 4;
*/
struct dtv_stats {
__u8 scale; /* enum fecap_scale_params type */
union {
__u64 uvalue; /* for counters and relative scales */
__s64 svalue; /* for 0.001 dB measures */
};
} __attribute__ ((packed));
#define MAX_DTV_STATS 4
/**
* struct dtv_fe_stats - store Digital TV frontend statistics
*
* @len: length of the statistics - if zero, stats is disabled.
* @stat: array with digital TV statistics.
*
* On most standards, @len can either be 0 or 1. However, for ISDB, each
* layer is modulated in separate. So, each layer may have its own set
* of statistics. If so, stat[0] carries on a global value for the property.
* Indexes 1 to 3 means layer A to B.
*/
struct dtv_fe_stats {
__u8 len;
struct dtv_stats stat[MAX_DTV_STATS];
} __attribute__ ((packed));
/**
* struct dtv_property - store one of frontend command and its value
*
* @cmd: Digital TV command.
* @reserved: Not used.
* @u: Union with the values for the command.
* @result: Unused
*
* The @u union may have either one of the values below:
*
* %data
* an unsigned 32-bits number.
* %st
* a &struct dtv_fe_stats array of statistics.
* %buffer
* a buffer of up to 32 characters (currently unused).
*/
struct dtv_property {
__u32 cmd;
__u32 reserved[3];
union {
__u32 data;
struct dtv_fe_stats st;
struct {
__u8 data[32];
__u32 len;
__u32 reserved1[3];
void *reserved2;
} buffer;
} u;
int result;
} __attribute__ ((packed));
/* num of properties cannot exceed DTV_IOCTL_MAX_MSGS per ioctl */
#define DTV_IOCTL_MAX_MSGS 64
/**
* struct dtv_properties - a set of command/value pairs.
*
* @num: amount of commands stored at the struct.
* @props: a pointer to &struct dtv_property.
*/
struct dtv_properties {
__u32 num;
struct dtv_property *props;
};
/*
* When set, this flag will disable any zigzagging or other "normal" tuning
* behavior. Additionally, there will be no automatic monitoring of the lock
* status, and hence no frontend events will be generated. If a frontend device
* is closed, this flag will be automatically turned off when the device is
* reopened read-write.
*/
#define FE_TUNE_MODE_ONESHOT 0x01
/* Digital TV Frontend API calls */
#define FE_GET_INFO _IOR('o', 61, struct dvb_frontend_info)
#define FE_DISEQC_RESET_OVERLOAD _IO('o', 62)
#define FE_DISEQC_SEND_MASTER_CMD _IOW('o', 63, struct dvb_diseqc_master_cmd)
#define FE_DISEQC_RECV_SLAVE_REPLY _IOR('o', 64, struct dvb_diseqc_slave_reply)
#define FE_DISEQC_SEND_BURST _IO('o', 65) /* fe_sec_mini_cmd_t */
#define FE_SET_TONE _IO('o', 66) /* fe_sec_tone_mode_t */
#define FE_SET_VOLTAGE _IO('o', 67) /* fe_sec_voltage_t */
#define FE_ENABLE_HIGH_LNB_VOLTAGE _IO('o', 68) /* int */
#define FE_READ_STATUS _IOR('o', 69, fe_status_t)
#define FE_READ_BER _IOR('o', 70, __u32)
#define FE_READ_SIGNAL_STRENGTH _IOR('o', 71, __u16)
#define FE_READ_SNR _IOR('o', 72, __u16)
#define FE_READ_UNCORRECTED_BLOCKS _IOR('o', 73, __u32)
#define FE_SET_FRONTEND_TUNE_MODE _IO('o', 81) /* unsigned int */
#define FE_GET_EVENT _IOR('o', 78, struct dvb_frontend_event)
#define FE_DISHNETWORK_SEND_LEGACY_CMD _IO('o', 80) /* unsigned int */
#define FE_SET_PROPERTY _IOW('o', 82, struct dtv_properties)
#define FE_GET_PROPERTY _IOR('o', 83, struct dtv_properties)
/*
* DEPRECATED: Everything below is deprecated in favor of DVBv5 API
*
* The DVBv3 only ioctls, structs and enums should not be used on
* newer programs, as it doesn't support the second generation of
* digital TV standards, nor supports newer delivery systems.
* They also don't support modern frontends with usually support multiple
* delivery systems.
*
* Drivers shouldn't use them.
*
* New applications should use DVBv5 delivery system instead
*/
/*
*/
enum fe_bandwidth {
BANDWIDTH_8_MHZ,
BANDWIDTH_7_MHZ,
BANDWIDTH_6_MHZ,
BANDWIDTH_AUTO,
BANDWIDTH_5_MHZ,
BANDWIDTH_10_MHZ,
BANDWIDTH_1_712_MHZ,
};
/* This is kept for legacy userspace support */
typedef enum fe_sec_voltage fe_sec_voltage_t;
typedef enum fe_caps fe_caps_t;
typedef enum fe_type fe_type_t;
typedef enum fe_sec_tone_mode fe_sec_tone_mode_t;
typedef enum fe_sec_mini_cmd fe_sec_mini_cmd_t;
typedef enum fe_status fe_status_t;
typedef enum fe_spectral_inversion fe_spectral_inversion_t;
typedef enum fe_code_rate fe_code_rate_t;
typedef enum fe_modulation fe_modulation_t;
typedef enum fe_transmit_mode fe_transmit_mode_t;
typedef enum fe_bandwidth fe_bandwidth_t;
typedef enum fe_guard_interval fe_guard_interval_t;
typedef enum fe_hierarchy fe_hierarchy_t;
typedef enum fe_pilot fe_pilot_t;
typedef enum fe_rolloff fe_rolloff_t;
typedef enum fe_delivery_system fe_delivery_system_t;
/* DVBv3 structs */
struct dvb_qpsk_parameters {
__u32 symbol_rate; /* symbol rate in Symbols per second */
fe_code_rate_t fec_inner; /* forward error correction (see above) */
};
struct dvb_qam_parameters {
__u32 symbol_rate; /* symbol rate in Symbols per second */
fe_code_rate_t fec_inner; /* forward error correction (see above) */
fe_modulation_t modulation; /* modulation type (see above) */
};
struct dvb_vsb_parameters {
fe_modulation_t modulation; /* modulation type (see above) */
};
struct dvb_ofdm_parameters {
fe_bandwidth_t bandwidth;
fe_code_rate_t code_rate_HP; /* high priority stream code rate */
fe_code_rate_t code_rate_LP; /* low priority stream code rate */
fe_modulation_t constellation; /* modulation type (see above) */
fe_transmit_mode_t transmission_mode;
fe_guard_interval_t guard_interval;
fe_hierarchy_t hierarchy_information;
};
struct dvb_frontend_parameters {
__u32 frequency; /* (absolute) frequency in Hz for DVB-C/DVB-T/ATSC */
/* intermediate frequency in kHz for DVB-S */
fe_spectral_inversion_t inversion;
union {
struct dvb_qpsk_parameters qpsk; /* DVB-S */
struct dvb_qam_parameters qam; /* DVB-C */
struct dvb_ofdm_parameters ofdm; /* DVB-T */
struct dvb_vsb_parameters vsb; /* ATSC */
} u;
};
struct dvb_frontend_event {
fe_status_t status;
struct dvb_frontend_parameters parameters;
};
/* DVBv3 API calls */
#define FE_SET_FRONTEND _IOW('o', 76, struct dvb_frontend_parameters)
#define FE_GET_FRONTEND _IOR('o', 77, struct dvb_frontend_parameters)
#endif /*_DVBFRONTEND_H_*/
|