include/sound/minors.h

   1 #ifndef __SOUND_MINORS_H
   2 #define __SOUND_MINORS_H
   3
   4 /*
   5  *  MINOR numbers
   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., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
  21  *
  22  */
  23
  24 #define SNDRV_OS_MINORS                 256
  25
  26 #define SNDRV_MINOR_DEVICES             32
  27 #define SNDRV_MINOR_CARD(minor)         ((minor) >> 5)
  28 #define SNDRV_MINOR_DEVICE(minor)       ((minor) & 0x001f)
  29 #define SNDRV_MINOR(card, dev)          (((card) << 5) | (dev))
  30
  31 /* these minors can still be used for autoloading devices (/dev/aload*) */
  32 #define SNDRV_MINOR_CONTROL             0       /* 0 */
  33 #define SNDRV_MINOR_GLOBAL              1       /* 1 */
  34 #define SNDRV_MINOR_SEQUENCER           (SNDRV_MINOR_GLOBAL + 0 * 32)
  35 #define SNDRV_MINOR_TIMER               (SNDRV_MINOR_GLOBAL + 1 * 32)
  36
  37 #ifndef CONFIG_SND_DYNAMIC_MINORS
  38                                                 /* 2 - 3 (reserved) */
  39 #define SNDRV_MINOR_HWDEP               4       /* 4 - 7 */
  40 #define SNDRV_MINOR_RAWMIDI             8       /* 8 - 15 */
  41 #define SNDRV_MINOR_PCM_PLAYBACK        16      /* 16 - 23 */
  42 #define SNDRV_MINOR_PCM_CAPTURE         24      /* 24 - 31 */
  43
  44 /* same as first respective minor number to make minor allocation easier */
  45 #define SNDRV_DEVICE_TYPE_CONTROL       SNDRV_MINOR_CONTROL
  46 #define SNDRV_DEVICE_TYPE_HWDEP         SNDRV_MINOR_HWDEP
  47 #define SNDRV_DEVICE_TYPE_RAWMIDI       SNDRV_MINOR_RAWMIDI
  48 #define SNDRV_DEVICE_TYPE_PCM_PLAYBACK  SNDRV_MINOR_PCM_PLAYBACK
  49 #define SNDRV_DEVICE_TYPE_PCM_CAPTURE   SNDRV_MINOR_PCM_CAPTURE
  50 #define SNDRV_DEVICE_TYPE_SEQUENCER     SNDRV_MINOR_SEQUENCER
  51 #define SNDRV_DEVICE_TYPE_TIMER         SNDRV_MINOR_TIMER
  52
  53 #else /* CONFIG_SND_DYNAMIC_MINORS */
  54
  55 enum {
  56         SNDRV_DEVICE_TYPE_CONTROL,
  57         SNDRV_DEVICE_TYPE_SEQUENCER,
  58         SNDRV_DEVICE_TYPE_TIMER,
  59         SNDRV_DEVICE_TYPE_HWDEP,
  60         SNDRV_DEVICE_TYPE_RAWMIDI,
  61         SNDRV_DEVICE_TYPE_PCM_PLAYBACK,
  62         SNDRV_DEVICE_TYPE_PCM_CAPTURE,
  63 };
  64
  65 #endif /* CONFIG_SND_DYNAMIC_MINORS */
  66
  67 #define SNDRV_MINOR_HWDEPS              4
  68 #define SNDRV_MINOR_RAWMIDIS            8
  69 #define SNDRV_MINOR_PCMS                8
  70
  71
  72 #ifdef CONFIG_SND_OSSEMUL
  73
  74 #define SNDRV_MINOR_OSS_DEVICES         16
  75 #define SNDRV_MINOR_OSS_CARD(minor)     ((minor) >> 4)
  76 #define SNDRV_MINOR_OSS_DEVICE(minor)   ((minor) & 0x000f)
  77 #define SNDRV_MINOR_OSS(card, dev)      (((card) << 4) | (dev))
  78
  79 #define SNDRV_MINOR_OSS_MIXER           0       /* /dev/mixer - OSS 3.XX compatible */
  80 #define SNDRV_MINOR_OSS_SEQUENCER       1       /* /dev/sequencer - OSS 3.XX compatible */
  81 #define SNDRV_MINOR_OSS_MIDI            2       /* /dev/midi - native midi interface - OSS 3.XX compatible - UART */
  82 #define SNDRV_MINOR_OSS_PCM             3       /* alias */
  83 #define SNDRV_MINOR_OSS_PCM_8           3       /* /dev/dsp - 8bit PCM - OSS 3.XX compatible */
  84 #define SNDRV_MINOR_OSS_AUDIO           4       /* /dev/audio - SunSparc compatible */
  85 #define SNDRV_MINOR_OSS_PCM_16          5       /* /dev/dsp16 - 16bit PCM - OSS 3.XX compatible */
  86 #define SNDRV_MINOR_OSS_SNDSTAT         6       /* /dev/sndstat - for compatibility with OSS */
  87 #define SNDRV_MINOR_OSS_RESERVED7       7       /* reserved for future use */
  88 #define SNDRV_MINOR_OSS_MUSIC           8       /* /dev/music - OSS 3.XX compatible */
  89 #define SNDRV_MINOR_OSS_DMMIDI          9       /* /dev/dmmidi0 - this device can have another minor # with OSS */
  90 #define SNDRV_MINOR_OSS_DMFM            10      /* /dev/dmfm0 - this device can have another minor # with OSS */
  91 #define SNDRV_MINOR_OSS_MIXER1          11      /* alternate mixer */
  92 #define SNDRV_MINOR_OSS_PCM1            12      /* alternate PCM (GF-A-1) */
  93 #define SNDRV_MINOR_OSS_MIDI1           13      /* alternate midi - SYNTH */
  94 #define SNDRV_MINOR_OSS_DMMIDI1         14      /* alternate dmmidi - SYNTH */
  95 #define SNDRV_MINOR_OSS_RESERVED15      15      /* reserved for future use */
  96
  97 #define SNDRV_OSS_DEVICE_TYPE_MIXER     0
  98 #define SNDRV_OSS_DEVICE_TYPE_SEQUENCER 1
  99 #define SNDRV_OSS_DEVICE_TYPE_PCM       2
 100 #define SNDRV_OSS_DEVICE_TYPE_MIDI      3
 101 #define SNDRV_OSS_DEVICE_TYPE_DMFM      4
 102 #define SNDRV_OSS_DEVICE_TYPE_SNDSTAT   5
 103 #define SNDRV_OSS_DEVICE_TYPE_MUSIC     6
 104
 105 #define MODULE_ALIAS_SNDRV_MINOR(type) \
 106         MODULE_ALIAS("sound-service-?-" __stringify(type))
 107
 108 #endif
 109
 110 #endif /* __SOUND_MINORS_H */