include/uapi/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 #include <linux/types.h>
  24
  25 /* Maximum channels is 64 even on 56Mode you have 64playbacks to matrix */
  26 #define HDSPM_MAX_CHANNELS      64
  27
  28 enum hdspm_io_type {
  29         MADI,
  30         MADIface,
  31         AIO,
  32         AES32,
  33         RayDAT
  34 };
  35
  36 enum hdspm_speed {
  37         ss,
  38         ds,
  39         qs
  40 };
  41
  42 /* -------------------- IOCTL Peak/RMS Meters -------------------- */
  43
  44 struct hdspm_peak_rms {
  45         __u32 input_peaks[64];
  46         __u32 playback_peaks[64];
  47         __u32 output_peaks[64];
  48
  49         __u64 input_rms[64];
  50         __u64 playback_rms[64];
  51         __u64 output_rms[64];
  52
  53         __u8 speed; /* enum {ss, ds, qs} */
  54         int status2;
  55 };
  56
  57 #define SNDRV_HDSPM_IOCTL_GET_PEAK_RMS \
  58         _IOR('H', 0x42, struct hdspm_peak_rms)
  59
  60 /* ------------ CONFIG block IOCTL ---------------------- */
  61
  62 struct hdspm_config {
  63         unsigned char pref_sync_ref;
  64         unsigned char wordclock_sync_check;
  65         unsigned char madi_sync_check;
  66         unsigned int system_sample_rate;
  67         unsigned int autosync_sample_rate;
  68         unsigned char system_clock_mode;
  69         unsigned char clock_source;
  70         unsigned char autosync_ref;
  71         unsigned char line_out;
  72         unsigned int passthru;
  73         unsigned int analog_out;
  74 };
  75
  76 #define SNDRV_HDSPM_IOCTL_GET_CONFIG \
  77         _IOR('H', 0x41, struct hdspm_config)
  78
  79 /*
  80  * If there's a TCO (TimeCode Option) board installed,
  81  * there are further options and status data available.
  82  * The hdspm_ltc structure contains the current SMPTE
  83  * timecode and some status information and can be
  84  * obtained via SNDRV_HDSPM_IOCTL_GET_LTC or in the
  85  * hdspm_status struct.
  86  */
  87
  88 enum hdspm_ltc_format {
  89         format_invalid,
  90         fps_24,
  91         fps_25,
  92         fps_2997,
  93         fps_30
  94 };
  95
  96 enum hdspm_ltc_frame {
  97         frame_invalid,
  98         drop_frame,
  99         full_frame
 100 };
 101
 102 enum hdspm_ltc_input_format {
 103         ntsc,
 104         pal,
 105         no_video
 106 };
 107
 108 struct hdspm_ltc {
 109         unsigned int ltc;
 110
 111         enum hdspm_ltc_format format;
 112         enum hdspm_ltc_frame frame;
 113         enum hdspm_ltc_input_format input_format;
 114 };
 115
 116 #define SNDRV_HDSPM_IOCTL_GET_LTC _IOR('H', 0x46, struct hdspm_ltc)
 117
 118 /*
 119  * The status data reflects the device's current state
 120  * as determined by the card's configuration and
 121  * connection status.
 122  */
 123
 124 enum hdspm_sync {
 125         hdspm_sync_no_lock = 0,
 126         hdspm_sync_lock = 1,
 127         hdspm_sync_sync = 2
 128 };
 129
 130 enum hdspm_madi_input {
 131         hdspm_input_optical = 0,
 132         hdspm_input_coax = 1
 133 };
 134
 135 enum hdspm_madi_channel_format {
 136         hdspm_format_ch_64 = 0,
 137         hdspm_format_ch_56 = 1
 138 };
 139
 140 enum hdspm_madi_frame_format {
 141         hdspm_frame_48 = 0,
 142         hdspm_frame_96 = 1
 143 };
 144
 145 enum hdspm_syncsource {
 146         syncsource_wc = 0,
 147         syncsource_madi = 1,
 148         syncsource_tco = 2,
 149         syncsource_sync = 3,
 150         syncsource_none = 4
 151 };
 152
 153 struct hdspm_status {
 154         __u8 card_type; /* enum hdspm_io_type */
 155         enum hdspm_syncsource autosync_source;
 156
 157         __u64 card_clock;
 158         __u32 master_period;
 159
 160         union {
 161                 struct {
 162                         __u8 sync_wc; /* enum hdspm_sync */
 163                         __u8 sync_madi; /* enum hdspm_sync */
 164                         __u8 sync_tco; /* enum hdspm_sync */
 165                         __u8 sync_in; /* enum hdspm_sync */
 166                         __u8 madi_input; /* enum hdspm_madi_input */
 167                         __u8 channel_format; /* enum hdspm_madi_channel_format */
 168                         __u8 frame_format; /* enum hdspm_madi_frame_format */
 169                 } madi;
 170         } card_specific;
 171 };
 172
 173 #define SNDRV_HDSPM_IOCTL_GET_STATUS \
 174         _IOR('H', 0x47, struct hdspm_status)
 175
 176 /*
 177  * Get information about the card and its add-ons.
 178  */
 179
 180 #define HDSPM_ADDON_TCO 1
 181
 182 struct hdspm_version {
 183         __u8 card_type; /* enum hdspm_io_type */
 184         char cardname[20];
 185         unsigned int serial;
 186         unsigned short firmware_rev;
 187         int addons;
 188 };
 189
 190 #define SNDRV_HDSPM_IOCTL_GET_VERSION _IOR('H', 0x48, struct hdspm_version)
 191
 192 /* ------------- get Matrix Mixer IOCTL --------------- */
 193
 194 /* MADI mixer: 64inputs+64playback in 64outputs = 8192 => *4Byte =
 195  * 32768 Bytes
 196  */
 197
 198 /* organisation is 64 channelfader in a continuous memory block */
 199 /* equivalent to hardware definition, maybe for future feature of mmap of
 200  * them
 201  */
 202 /* each of 64 outputs has 64 infader and 64 outfader:
 203    Ins to Outs mixer[out].in[in], Outstreams to Outs mixer[out].pb[pb] */
 204
 205 #define HDSPM_MIXER_CHANNELS HDSPM_MAX_CHANNELS
 206
 207 struct hdspm_channelfader {
 208         unsigned int in[HDSPM_MIXER_CHANNELS];
 209         unsigned int pb[HDSPM_MIXER_CHANNELS];
 210 };
 211
 212 struct hdspm_mixer {
 213         struct hdspm_channelfader ch[HDSPM_MIXER_CHANNELS];
 214 };
 215
 216 struct hdspm_mixer_ioctl {
 217         struct hdspm_mixer *mixer;
 218 };
 219
 220 /* use indirect access due to the limit of ioctl bit size */
 221 #define SNDRV_HDSPM_IOCTL_GET_MIXER _IOR('H', 0x44, struct hdspm_mixer_ioctl)
 222
 223 /* typedefs for compatibility to user-space */
 224 typedef struct hdspm_peak_rms hdspm_peak_rms_t;
 225 typedef struct hdspm_config_info hdspm_config_info_t;
 226 typedef struct hdspm_version hdspm_version_t;
 227 typedef struct hdspm_channelfader snd_hdspm_channelfader_t;
 228 typedef struct hdspm_mixer hdspm_mixer_t;
 229
 230
 231 #endif