include/sound/hdspm.h

   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
  26 enum hdspm_io_type {
  27         MADI,
  28         MADIface,
  29         AIO,
  30         AES32,
  31         RayDAT
  32 };
  33
  34 enum hdspm_speed {
  35         ss,
  36         ds,
  37         qs
  38 };
  39
  40 /* -------------------- IOCTL Peak/RMS Meters -------------------- */
  41
  42 struct 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
  60 struct 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
  86 enum hdspm_ltc_format {
  87         format_invalid,
  88         fps_24,
  89         fps_25,
  90         fps_2997,
  91         fps_30
  92 };
  93
  94 enum hdspm_ltc_frame {
  95         frame_invalid,
  96         drop_frame,
  97         full_frame
  98 };
  99
 100 enum hdspm_ltc_input_format {
 101         ntsc,
 102         pal,
 103         no_video
 104 };
 105
 106 struct 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
 122 enum hdspm_sync {
 123         hdspm_sync_no_lock = 0,
 124         hdspm_sync_lock = 1,
 125         hdspm_sync_sync = 2
 126 };
 127
 128 enum hdspm_madi_input {
 129         hdspm_input_optical = 0,
 130         hdspm_input_coax = 1
 131 };
 132
 133 enum hdspm_madi_channel_format {
 134         hdspm_format_ch_64 = 0,
 135         hdspm_format_ch_56 = 1
 136 };
 137
 138 enum hdspm_madi_frame_format {
 139         hdspm_frame_48 = 0,
 140         hdspm_frame_96 = 1
 141 };
 142
 143 enum hdspm_syncsource {
 144         syncsource_wc = 0,
 145         syncsource_madi = 1,
 146         syncsource_tco = 2,
 147         syncsource_sync = 3,
 148         syncsource_none = 4
 149 };
 150
 151 struct 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
 180 struct 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
 205 struct hdspm_channelfader {
 206         unsigned int in[HDSPM_MIXER_CHANNELS];
 207         unsigned int pb[HDSPM_MIXER_CHANNELS];
 208 };
 209
 210 struct hdspm_mixer {
 211         struct hdspm_channelfader ch[HDSPM_MIXER_CHANNELS];
 212 };
 213
 214 struct 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 */
 222 typedef struct hdspm_peak_rms hdspm_peak_rms_t;
 223 typedef struct hdspm_config_info hdspm_config_info_t;
 224 typedef struct hdspm_version hdspm_version_t;
 225 typedef struct hdspm_channelfader snd_hdspm_channelfader_t;
 226 typedef struct hdspm_mixer hdspm_mixer_t;
 227
 228
 229 #endif