1#ifndef _LINUX_SOUND_H 2#define _LINUX_SOUND_H 3 4/* 5 * Minor numbers for the sound driver. 6 */ 7 8#include <linux/fs.h> 9 10#define SND_DEV_CTL 0 /* Control port /dev/mixer */ 11#define SND_DEV_SEQ 1 /* Sequencer output /dev/sequencer (FM 12 synthesizer and MIDI output) */ 13#define SND_DEV_MIDIN 2 /* Raw midi access */ 14#define SND_DEV_DSP 3 /* Digitized voice /dev/dsp */ 15#define SND_DEV_AUDIO 4 /* Sparc compatible /dev/audio */ 16#define SND_DEV_DSP16 5 /* Like /dev/dsp but 16 bits/sample */ 17/* #define SND_DEV_STATUS 6 */ /* /dev/sndstat (obsolete) */ 18#define SND_DEV_UNUSED 6 19#define SND_DEV_AWFM 7 /* Reserved */ 20#define SND_DEV_SEQ2 8 /* /dev/sequencer, level 2 interface */ 21/* #define SND_DEV_SNDPROC 9 */ /* /dev/sndproc for programmable devices (not used) */ 22/* #define SND_DEV_DMMIDI 9 */ 23#define SND_DEV_SYNTH 9 /* Raw synth access /dev/synth (same as /dev/dmfm) */ 24#define SND_DEV_DMFM 10 /* Raw synth access /dev/dmfm */ 25#define SND_DEV_UNKNOWN11 11 26#define SND_DEV_ADSP 12 /* Like /dev/dsp (obsolete) */ 27#define SND_DEV_AMIDI 13 /* Like /dev/midi (obsolete) */ 28#define SND_DEV_ADMMIDI 14 /* Like /dev/dmmidi (onsolete) */ 29 30#ifdef __KERNEL__ 31/* 32 * Sound core interface functions 33 */ 34 35struct device; 36extern int register_sound_special(const struct file_operations *fops, int unit); 37extern int register_sound_special_device(const struct file_operations *fops, int unit, struct device *dev); 38extern int register_sound_mixer(const struct file_operations *fops, int dev); 39extern int register_sound_midi(const struct file_operations *fops, int dev); 40extern int register_sound_dsp(const struct file_operations *fops, int dev); 41 42extern void unregister_sound_special(int unit); 43extern void unregister_sound_mixer(int unit); 44extern void unregister_sound_midi(int unit); 45extern void unregister_sound_dsp(int unit); 46#endif /* __KERNEL__ */ 47 48#endif /* _LINUX_SOUND_H */ 49