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 35 struct device; 36 extern int register_sound_special(const struct file_operations *fops, int unit); 37 extern int register_sound_special_device(const struct file_operations *fops, int unit, struct device *dev); 38 extern int register_sound_mixer(const struct file_operations *fops, int dev); 39 extern int register_sound_midi(const struct file_operations *fops, int dev); 40 extern int register_sound_dsp(const struct file_operations *fops, int dev); 41 42 extern void unregister_sound_special(int unit); 43 extern void unregister_sound_mixer(int unit); 44 extern void unregister_sound_midi(int unit); 45 extern void unregister_sound_dsp(int unit); 46 #endif /* __KERNEL__ */ 47 48 #endif /* _LINUX_SOUND_H */ 49