include/linux/sound.h

   1
   2 /*
   3  * Minor numbers for the sound driver.
   4  */
   5
   6 #define SND_DEV_CTL             0       /* Control port /dev/mixer */
   7 #define SND_DEV_SEQ             1       /* Sequencer output /dev/sequencer (FM
   8                                                 synthesizer and MIDI output) */
   9 #define SND_DEV_MIDIN           2       /* Raw midi access */
  10 #define SND_DEV_DSP             3       /* Digitized voice /dev/dsp */
  11 #define SND_DEV_AUDIO           4       /* Sparc compatible /dev/audio */
  12 #define SND_DEV_DSP16           5       /* Like /dev/dsp but 16 bits/sample */
  13 /* #define SND_DEV_STATUS       6 */    /* /dev/sndstat (obsolete) */
  14 #define SND_DEV_UNUSED          6
  15 #define SND_DEV_AWFM            7       /* Reserved */
  16 #define SND_DEV_SEQ2            8       /* /dev/sequencer, level 2 interface */
  17 /* #define SND_DEV_SNDPROC      9 */    /* /dev/sndproc for programmable devices (not used) */
  18 /* #define SND_DEV_DMMIDI       9 */
  19 #define SND_DEV_SYNTH           9       /* Raw synth access /dev/synth (same as /dev/dmfm) */
  20 #define SND_DEV_DMFM            10      /* Raw synth access /dev/dmfm */
  21 #define SND_DEV_UNKNOWN11       11
  22 #define SND_DEV_ADSP            12      /* Like /dev/dsp (obsolete) */
  23 #define SND_DEV_AMIDI           13      /* Like /dev/midi (obsolete) */
  24 #define SND_DEV_ADMMIDI         14      /* Like /dev/dmmidi (onsolete) */
  25
  26 /*
  27  *      Sound core interface functions
  28  */
  29
  30 extern int register_sound_special(struct file_operations *fops, int unit);
  31 extern int register_sound_mixer(struct file_operations *fops, int dev);
  32 extern int register_sound_midi(struct file_operations *fops, int dev);
  33 extern int register_sound_dsp(struct file_operations *fops, int dev);
  34 extern int register_sound_synth(struct file_operations *fops, int dev);
  35
  36 extern void unregister_sound_special(int unit);
  37 extern void unregister_sound_mixer(int unit);
  38 extern void unregister_sound_midi(int unit);
  39 extern void unregister_sound_dsp(int unit);
  40 extern void unregister_sound_synth(int unit);