linux/include/sound/hdspm.h
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   1#ifndef __SOUND_HDSPM_H
   2#define __SOUND_HDSPM_H
   3/*
   4 *   Copyright (C) 2003 Winfried Ritsch (IEM)
   5 *   based on hdsp.h from Thomas Charbonnel (thomas@undata.org)
   6 *
   7 *
   8 *   This program is free software; you can redistribute it and/or modify
   9 *   it under the terms of the GNU General Public License as published by
  10 *   the Free Software Foundation; either version 2 of the License, or
  11 *   (at your option) any later version.
  12 *
  13 *   This program is distributed in the hope that it will be useful,
  14 *   but WITHOUT ANY WARRANTY; without even the implied warranty of
  15 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16 *   GNU General Public License for more details.
  17 *
  18 *   You should have received a copy of the GNU General Public License
  19 *   along with this program; if not, write to the Free Software
  20 *   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  21 */
  22
  23/* Maximum channels is 64 even on 56Mode you have 64playbacks to matrix */
  24#define HDSPM_MAX_CHANNELS      64
  25
  26enum hdspm_io_type {
  27        MADI,
  28        MADIface,
  29        AIO,
  30        AES32,
  31        RayDAT
  32};
  33
  34enum hdspm_speed {
  35        ss,
  36        ds,
  37        qs
  38};
  39
  40/* -------------------- IOCTL Peak/RMS Meters -------------------- */
  41
  42struct hdspm_peak_rms {
  43        uint32_t input_peaks[64];
  44        uint32_t playback_peaks[64];
  45        uint32_t output_peaks[64];
  46
  47        uint64_t input_rms[64];
  48        uint64_t playback_rms[64];
  49        uint64_t output_rms[64];
  50
  51        uint8_t speed; /* enum {ss, ds, qs} */
  52        int status2;
  53};
  54
  55#define SNDRV_HDSPM_IOCTL_GET_PEAK_RMS \
  56        _IOR('H', 0x42, struct hdspm_peak_rms)
  57
  58/* ------------ CONFIG block IOCTL ---------------------- */
  59
  60struct hdspm_config {
  61        unsigned char pref_sync_ref;
  62        unsigned char wordclock_sync_check;
  63        unsigned char madi_sync_check;
  64        unsigned int system_sample_rate;
  65        unsigned int autosync_sample_rate;
  66        unsigned char system_clock_mode;
  67        unsigned char clock_source;
  68        unsigned char autosync_ref;
  69        unsigned char line_out;
  70        unsigned int passthru;
  71        unsigned int analog_out;
  72};
  73
  74#define SNDRV_HDSPM_IOCTL_GET_CONFIG \
  75        _IOR('H', 0x41, struct hdspm_config)
  76
  77/**
  78 * If there's a TCO (TimeCode Option) board installed,
  79 * there are further options and status data available.
  80 * The hdspm_ltc structure contains the current SMPTE
  81 * timecode and some status information and can be
  82 * obtained via SNDRV_HDSPM_IOCTL_GET_LTC or in the
  83 * hdspm_status struct.
  84 **/
  85
  86enum hdspm_ltc_format {
  87        format_invalid,
  88        fps_24,
  89        fps_25,
  90        fps_2997,
  91        fps_30
  92};
  93
  94enum hdspm_ltc_frame {
  95        frame_invalid,
  96        drop_frame,
  97        full_frame
  98};
  99
 100enum hdspm_ltc_input_format {
 101        ntsc,
 102        pal,
 103        no_video
 104};
 105
 106struct hdspm_ltc {
 107        unsigned int ltc;
 108
 109        enum hdspm_ltc_format format;
 110        enum hdspm_ltc_frame frame;
 111        enum hdspm_ltc_input_format input_format;
 112};
 113
 114#define SNDRV_HDSPM_IOCTL_GET_LTC _IOR('H', 0x46, struct hdspm_mixer_ioctl)
 115
 116/**
 117 * The status data reflects the device's current state
 118 * as determined by the card's configuration and
 119 * connection status.
 120 **/
 121
 122enum hdspm_sync {
 123        hdspm_sync_no_lock = 0,
 124        hdspm_sync_lock = 1,
 125        hdspm_sync_sync = 2
 126};
 127
 128enum hdspm_madi_input {
 129        hdspm_input_optical = 0,
 130        hdspm_input_coax = 1
 131};
 132
 133enum hdspm_madi_channel_format {
 134        hdspm_format_ch_64 = 0,
 135        hdspm_format_ch_56 = 1
 136};
 137
 138enum hdspm_madi_frame_format {
 139        hdspm_frame_48 = 0,
 140        hdspm_frame_96 = 1
 141};
 142
 143enum hdspm_syncsource {
 144        syncsource_wc = 0,
 145        syncsource_madi = 1,
 146        syncsource_tco = 2,
 147        syncsource_sync = 3,
 148        syncsource_none = 4
 149};
 150
 151struct hdspm_status {
 152        uint8_t card_type; /* enum hdspm_io_type */
 153        enum hdspm_syncsource autosync_source;
 154
 155        uint64_t card_clock;
 156        uint32_t master_period;
 157
 158        union {
 159                struct {
 160                        uint8_t sync_wc; /* enum hdspm_sync */
 161                        uint8_t sync_madi; /* enum hdspm_sync */
 162                        uint8_t sync_tco; /* enum hdspm_sync */
 163                        uint8_t sync_in; /* enum hdspm_sync */
 164                        uint8_t madi_input; /* enum hdspm_madi_input */
 165                        uint8_t channel_format; /* enum hdspm_madi_channel_format */
 166                        uint8_t frame_format; /* enum hdspm_madi_frame_format */
 167                } madi;
 168        } card_specific;
 169};
 170
 171#define SNDRV_HDSPM_IOCTL_GET_STATUS \
 172        _IOR('H', 0x47, struct hdspm_status)
 173
 174/**
 175 * Get information about the card and its add-ons.
 176 **/
 177
 178#define HDSPM_ADDON_TCO 1
 179
 180struct hdspm_version {
 181        uint8_t card_type; /* enum hdspm_io_type */
 182        char cardname[20];
 183        unsigned int serial;
 184        unsigned short firmware_rev;
 185        int addons;
 186};
 187
 188#define SNDRV_HDSPM_IOCTL_GET_VERSION _IOR('H', 0x48, struct hdspm_version)
 189
 190/* ------------- get Matrix Mixer IOCTL --------------- */
 191
 192/* MADI mixer: 64inputs+64playback in 64outputs = 8192 => *4Byte =
 193 * 32768 Bytes
 194 */
 195
 196/* organisation is 64 channelfader in a continuous memory block */
 197/* equivalent to hardware definition, maybe for future feature of mmap of
 198 * them
 199 */
 200/* each of 64 outputs has 64 infader and 64 outfader:
 201   Ins to Outs mixer[out].in[in], Outstreams to Outs mixer[out].pb[pb] */
 202
 203#define HDSPM_MIXER_CHANNELS HDSPM_MAX_CHANNELS
 204
 205struct hdspm_channelfader {
 206        unsigned int in[HDSPM_MIXER_CHANNELS];
 207        unsigned int pb[HDSPM_MIXER_CHANNELS];
 208};
 209
 210struct hdspm_mixer {
 211        struct hdspm_channelfader ch[HDSPM_MIXER_CHANNELS];
 212};
 213
 214struct hdspm_mixer_ioctl {
 215        struct hdspm_mixer *mixer;
 216};
 217
 218/* use indirect access due to the limit of ioctl bit size */
 219#define SNDRV_HDSPM_IOCTL_GET_MIXER _IOR('H', 0x44, struct hdspm_mixer_ioctl)
 220
 221/* typedefs for compatibility to user-space */
 222typedef struct hdspm_peak_rms hdspm_peak_rms_t;
 223typedef struct hdspm_config_info hdspm_config_info_t;
 224typedef struct hdspm_version hdspm_version_t;
 225typedef struct hdspm_channelfader snd_hdspm_channelfader_t;
 226typedef struct hdspm_mixer hdspm_mixer_t;
 227
 228
 229#endif
 230
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