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Diffstat (limited to 'include/linux/dvb/frontend.h')
| -rw-r--r-- | include/linux/dvb/frontend.h | 436 |
1 files changed, 436 insertions, 0 deletions
diff --git a/include/linux/dvb/frontend.h b/include/linux/dvb/frontend.h new file mode 100644 index 00000000..cb4428ab --- /dev/null +++ b/include/linux/dvb/frontend.h @@ -0,0 +1,436 @@ +/* + * 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> + +typedef enum fe_type { + FE_QPSK, + FE_QAM, + FE_OFDM, + FE_ATSC +} fe_type_t; + + +typedef 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, /* We need more bitspace for newer APIs, indicate this. */ + FE_CAN_TURBO_FEC = 0x8000000, /* frontend supports "turbo fec modulation" */ + FE_CAN_2G_MODULATION = 0x10000000, /* frontend supports "2nd generation modulation" (DVB-S2) */ + FE_NEEDS_BENDING = 0x20000000, /* not supported anymore, don't use (frontend requires frequency bending) */ + FE_CAN_RECOVER = 0x40000000, /* frontend can recover from a cable unplug automatically */ + FE_CAN_MUTE_TS = 0x80000000 /* frontend can stop spurious TS data output */ +} fe_caps_t; + + +struct dvb_frontend_info { + char name[128]; + fe_type_t 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; /* ppm */ + __u32 notifier_delay; /* DEPRECATED */ + fe_caps_t caps; +}; + + +/** + * Check out the DiSEqC bus spec available on http://www.eutelsat.org/ for + * the meaning of this struct... + */ +struct dvb_diseqc_master_cmd { + __u8 msg [6]; /* { framing, address, command, data [3] } */ + __u8 msg_len; /* valid values are 3...6 */ +}; + + +struct dvb_diseqc_slave_reply { + __u8 msg [4]; /* { framing, data [3] } */ + __u8 msg_len; /* valid values are 0...4, 0 means no msg */ + int timeout; /* return from ioctl after timeout ms with */ +}; /* errorcode when no message was received */ + + +typedef enum fe_sec_voltage { + SEC_VOLTAGE_13, + SEC_VOLTAGE_18, + SEC_VOLTAGE_OFF +} fe_sec_voltage_t; + + +typedef enum fe_sec_tone_mode { + SEC_TONE_ON, + SEC_TONE_OFF +} fe_sec_tone_mode_t; + + +typedef enum fe_sec_mini_cmd { + SEC_MINI_A, + SEC_MINI_B +} fe_sec_mini_cmd_t; + + +typedef enum fe_status { + FE_HAS_SIGNAL = 0x01, /* found something above the noise level */ + FE_HAS_CARRIER = 0x02, /* found a DVB signal */ + FE_HAS_VITERBI = 0x04, /* FEC is stable */ + FE_HAS_SYNC = 0x08, /* found sync bytes */ + FE_HAS_LOCK = 0x10, /* everything's working... */ + FE_TIMEDOUT = 0x20, /* no lock within the last ~2 seconds */ + FE_REINIT = 0x40 /* frontend was reinitialized, */ +} fe_status_t; /* application is recommended to reset */ + /* DiSEqC, tone and parameters */ + +typedef enum fe_spectral_inversion { + INVERSION_OFF, + INVERSION_ON, + INVERSION_AUTO +} fe_spectral_inversion_t; + + +typedef 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, +} fe_code_rate_t; + + +typedef 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, +} fe_modulation_t; + +typedef 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, +} fe_transmit_mode_t; + +#if defined(__DVB_CORE__) || !defined (__KERNEL__) +typedef enum fe_bandwidth { + BANDWIDTH_8_MHZ, + BANDWIDTH_7_MHZ, + BANDWIDTH_6_MHZ, + BANDWIDTH_AUTO, + BANDWIDTH_5_MHZ, + BANDWIDTH_10_MHZ, + BANDWIDTH_1_712_MHZ, +} fe_bandwidth_t; +#endif + +typedef 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, +} fe_guard_interval_t; + + +typedef enum fe_hierarchy { + HIERARCHY_NONE, + HIERARCHY_1, + HIERARCHY_2, + HIERARCHY_4, + HIERARCHY_AUTO +} fe_hierarchy_t; + + +#if defined(__DVB_CORE__) || !defined (__KERNEL__) +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 QAM/OFDM/ATSC */ + /* intermediate frequency in kHz for QPSK */ + fe_spectral_inversion_t inversion; + union { + struct dvb_qpsk_parameters qpsk; + struct dvb_qam_parameters qam; + struct dvb_ofdm_parameters ofdm; + struct dvb_vsb_parameters vsb; + } u; +}; + +struct dvb_frontend_event { + fe_status_t status; + struct dvb_frontend_parameters parameters; +}; +#endif + +/* S2API 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_ISDBS_TS_ID 42 + +#define DTV_DVBT2_PLP_ID 43 + +#define DTV_ENUM_DELSYS 44 + +#define DTV_MAX_COMMAND DTV_ENUM_DELSYS + +typedef enum fe_pilot { + PILOT_ON, + PILOT_OFF, + PILOT_AUTO, +} fe_pilot_t; + +typedef enum fe_rolloff { + ROLLOFF_35, /* Implied value in DVB-S, default for DVB-S2 */ + ROLLOFF_20, + ROLLOFF_25, + ROLLOFF_AUTO, +} fe_rolloff_t; + +typedef 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_DMBTH, + SYS_CMMB, + SYS_DAB, + SYS_DVBT2, + SYS_TURBO, + SYS_DVBC_ANNEX_C, +} fe_delivery_system_t; + + +#define SYS_DVBC_ANNEX_AC SYS_DVBC_ANNEX_A + + +struct dtv_cmds_h { + char *name; /* A display name for debugging purposes */ + + __u32 cmd; /* A unique ID */ + + /* Flags */ + __u32 set:1; /* Either a set or get property */ + __u32 buffer:1; /* Does this property use the buffer? */ + __u32 reserved:30; /* Align */ +}; + +struct dtv_property { + __u32 cmd; + __u32 reserved[3]; + union { + __u32 data; + 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 { + __u32 num; + struct dtv_property *props; +}; + +#define FE_SET_PROPERTY _IOW('o', 82, struct dtv_properties) +#define FE_GET_PROPERTY _IOR('o', 83, struct dtv_properties) + + +/** + * When set, this flag will disable any zigzagging or other "normal" tuning + * behaviour. 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 + + +#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 _IOW('o', 76, struct dvb_frontend_parameters) +#define FE_GET_FRONTEND _IOR('o', 77, struct dvb_frontend_parameters) +#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 */ + +#endif /*_DVBFRONTEND_H_*/ |