Merge branch 'next' of git://git.monstr.eu/linux-2.6-microblaze
[linux-2.6-block.git] / include / linux / sound.h
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1#ifndef _LINUX_SOUND_H
2#define _LINUX_SOUND_H
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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
e6faa002 30#ifdef __KERNEL__
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31/*
32 * Sound core interface functions
33 */
34
d568121c 35struct device;
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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);
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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);
e6faa002 46#endif /* __KERNEL__ */
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47
48#endif /* _LINUX_SOUND_H */