1 | /* SPDX-License-Identifier: GPL-2.0-or-later */ |
2 | #ifndef __SOUND_MINORS_H |
3 | #define __SOUND_MINORS_H |
4 | |
5 | /* |
6 | * MINOR numbers |
7 | */ |
8 | |
9 | #define SNDRV_OS_MINORS 256 |
10 | |
11 | #define SNDRV_MINOR_DEVICES 32 |
12 | #define SNDRV_MINOR_CARD(minor) ((minor) >> 5) |
13 | #define SNDRV_MINOR_DEVICE(minor) ((minor) & 0x001f) |
14 | #define SNDRV_MINOR(card, dev) (((card) << 5) | (dev)) |
15 | |
16 | /* these minors can still be used for autoloading devices (/dev/aload*) */ |
17 | #define SNDRV_MINOR_CONTROL 0 /* 0 */ |
18 | #define SNDRV_MINOR_GLOBAL 1 /* 1 */ |
19 | #define SNDRV_MINOR_SEQUENCER 1 /* SNDRV_MINOR_GLOBAL + 0 * 32 */ |
20 | #define SNDRV_MINOR_TIMER 33 /* SNDRV_MINOR_GLOBAL + 1 * 32 */ |
21 | |
22 | #ifndef CONFIG_SND_DYNAMIC_MINORS |
23 | #define SNDRV_MINOR_COMPRESS 2 /* 2 - 3 */ |
24 | #define SNDRV_MINOR_HWDEP 4 /* 4 - 7 */ |
25 | #define SNDRV_MINOR_RAWMIDI 8 /* 8 - 15 */ |
26 | #define SNDRV_MINOR_PCM_PLAYBACK 16 /* 16 - 23 */ |
27 | #define SNDRV_MINOR_PCM_CAPTURE 24 /* 24 - 31 */ |
28 | |
29 | /* same as first respective minor number to make minor allocation easier */ |
30 | #define SNDRV_DEVICE_TYPE_CONTROL SNDRV_MINOR_CONTROL |
31 | #define SNDRV_DEVICE_TYPE_HWDEP SNDRV_MINOR_HWDEP |
32 | #define SNDRV_DEVICE_TYPE_RAWMIDI SNDRV_MINOR_RAWMIDI |
33 | #define SNDRV_DEVICE_TYPE_PCM_PLAYBACK SNDRV_MINOR_PCM_PLAYBACK |
34 | #define SNDRV_DEVICE_TYPE_PCM_CAPTURE SNDRV_MINOR_PCM_CAPTURE |
35 | #define SNDRV_DEVICE_TYPE_SEQUENCER SNDRV_MINOR_SEQUENCER |
36 | #define SNDRV_DEVICE_TYPE_TIMER SNDRV_MINOR_TIMER |
37 | #define SNDRV_DEVICE_TYPE_COMPRESS SNDRV_MINOR_COMPRESS |
38 | |
39 | #else /* CONFIG_SND_DYNAMIC_MINORS */ |
40 | |
41 | enum { |
42 | SNDRV_DEVICE_TYPE_CONTROL, |
43 | SNDRV_DEVICE_TYPE_SEQUENCER, |
44 | SNDRV_DEVICE_TYPE_TIMER, |
45 | SNDRV_DEVICE_TYPE_HWDEP, |
46 | SNDRV_DEVICE_TYPE_RAWMIDI, |
47 | SNDRV_DEVICE_TYPE_PCM_PLAYBACK, |
48 | SNDRV_DEVICE_TYPE_PCM_CAPTURE, |
49 | SNDRV_DEVICE_TYPE_COMPRESS, |
50 | }; |
51 | |
52 | #endif /* CONFIG_SND_DYNAMIC_MINORS */ |
53 | |
54 | #define SNDRV_MINOR_HWDEPS 4 |
55 | #define SNDRV_MINOR_RAWMIDIS 8 |
56 | #define SNDRV_MINOR_PCMS 8 |
57 | |
58 | |
59 | #ifdef CONFIG_SND_OSSEMUL |
60 | |
61 | #define SNDRV_MINOR_OSS_DEVICES 16 |
62 | #define SNDRV_MINOR_OSS_CARD(minor) ((minor) >> 4) |
63 | #define SNDRV_MINOR_OSS_DEVICE(minor) ((minor) & 0x000f) |
64 | #define SNDRV_MINOR_OSS(card, dev) (((card) << 4) | (dev)) |
65 | |
66 | #define SNDRV_MINOR_OSS_MIXER 0 /* /dev/mixer - OSS 3.XX compatible */ |
67 | #define SNDRV_MINOR_OSS_SEQUENCER 1 /* /dev/sequencer - OSS 3.XX compatible */ |
68 | #define SNDRV_MINOR_OSS_MIDI 2 /* /dev/midi - native midi interface - OSS 3.XX compatible - UART */ |
69 | #define SNDRV_MINOR_OSS_PCM 3 /* alias */ |
70 | #define SNDRV_MINOR_OSS_PCM_8 3 /* /dev/dsp - 8bit PCM - OSS 3.XX compatible */ |
71 | #define SNDRV_MINOR_OSS_AUDIO 4 /* /dev/audio - SunSparc compatible */ |
72 | #define SNDRV_MINOR_OSS_PCM_16 5 /* /dev/dsp16 - 16bit PCM - OSS 3.XX compatible */ |
73 | #define SNDRV_MINOR_OSS_SNDSTAT 6 /* /dev/sndstat - for compatibility with OSS */ |
74 | #define SNDRV_MINOR_OSS_RESERVED7 7 /* reserved for future use */ |
75 | #define SNDRV_MINOR_OSS_MUSIC 8 /* /dev/music - OSS 3.XX compatible */ |
76 | #define SNDRV_MINOR_OSS_DMMIDI 9 /* /dev/dmmidi0 - this device can have another minor # with OSS */ |
77 | #define SNDRV_MINOR_OSS_DMFM 10 /* /dev/dmfm0 - this device can have another minor # with OSS */ |
78 | #define SNDRV_MINOR_OSS_MIXER1 11 /* alternate mixer */ |
79 | #define SNDRV_MINOR_OSS_PCM1 12 /* alternate PCM (GF-A-1) */ |
80 | #define SNDRV_MINOR_OSS_MIDI1 13 /* alternate midi - SYNTH */ |
81 | #define SNDRV_MINOR_OSS_DMMIDI1 14 /* alternate dmmidi - SYNTH */ |
82 | #define SNDRV_MINOR_OSS_RESERVED15 15 /* reserved for future use */ |
83 | |
84 | #define SNDRV_OSS_DEVICE_TYPE_MIXER 0 |
85 | #define SNDRV_OSS_DEVICE_TYPE_SEQUENCER 1 |
86 | #define SNDRV_OSS_DEVICE_TYPE_PCM 2 |
87 | #define SNDRV_OSS_DEVICE_TYPE_MIDI 3 |
88 | #define SNDRV_OSS_DEVICE_TYPE_DMFM 4 |
89 | #define SNDRV_OSS_DEVICE_TYPE_SNDSTAT 5 |
90 | #define SNDRV_OSS_DEVICE_TYPE_MUSIC 6 |
91 | |
92 | #define MODULE_ALIAS_SNDRV_MINOR(type) \ |
93 | MODULE_ALIAS("sound-service-?-" __stringify(type)) |
94 | |
95 | #endif |
96 | |
97 | #endif /* __SOUND_MINORS_H */ |
98 | |