xref: /OK3568_Linux_fs/kernel/include/sound/minors.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0-or-later */
2*4882a593Smuzhiyun #ifndef __SOUND_MINORS_H
3*4882a593Smuzhiyun #define __SOUND_MINORS_H
4*4882a593Smuzhiyun 
5*4882a593Smuzhiyun /*
6*4882a593Smuzhiyun  *  MINOR numbers
7*4882a593Smuzhiyun  */
8*4882a593Smuzhiyun 
9*4882a593Smuzhiyun #define SNDRV_OS_MINORS			256
10*4882a593Smuzhiyun 
11*4882a593Smuzhiyun #define SNDRV_MINOR_DEVICES		32
12*4882a593Smuzhiyun #define SNDRV_MINOR_CARD(minor)		((minor) >> 5)
13*4882a593Smuzhiyun #define SNDRV_MINOR_DEVICE(minor)	((minor) & 0x001f)
14*4882a593Smuzhiyun #define SNDRV_MINOR(card, dev)		(((card) << 5) | (dev))
15*4882a593Smuzhiyun 
16*4882a593Smuzhiyun /* these minors can still be used for autoloading devices (/dev/aload*) */
17*4882a593Smuzhiyun #define SNDRV_MINOR_CONTROL		0	/* 0 */
18*4882a593Smuzhiyun #define SNDRV_MINOR_GLOBAL		1	/* 1 */
19*4882a593Smuzhiyun #define SNDRV_MINOR_SEQUENCER		1	/* SNDRV_MINOR_GLOBAL + 0 * 32 */
20*4882a593Smuzhiyun #define SNDRV_MINOR_TIMER		33	/* SNDRV_MINOR_GLOBAL + 1 * 32 */
21*4882a593Smuzhiyun 
22*4882a593Smuzhiyun #ifndef CONFIG_SND_DYNAMIC_MINORS
23*4882a593Smuzhiyun #define SNDRV_MINOR_COMPRESS		2	/* 2 - 3 */
24*4882a593Smuzhiyun #define SNDRV_MINOR_HWDEP		4	/* 4 - 7 */
25*4882a593Smuzhiyun #define SNDRV_MINOR_RAWMIDI		8	/* 8 - 15 */
26*4882a593Smuzhiyun #define SNDRV_MINOR_PCM_PLAYBACK	16	/* 16 - 23 */
27*4882a593Smuzhiyun #define SNDRV_MINOR_PCM_CAPTURE		24	/* 24 - 31 */
28*4882a593Smuzhiyun 
29*4882a593Smuzhiyun /* same as first respective minor number to make minor allocation easier */
30*4882a593Smuzhiyun #define SNDRV_DEVICE_TYPE_CONTROL	SNDRV_MINOR_CONTROL
31*4882a593Smuzhiyun #define SNDRV_DEVICE_TYPE_HWDEP		SNDRV_MINOR_HWDEP
32*4882a593Smuzhiyun #define SNDRV_DEVICE_TYPE_RAWMIDI	SNDRV_MINOR_RAWMIDI
33*4882a593Smuzhiyun #define SNDRV_DEVICE_TYPE_PCM_PLAYBACK	SNDRV_MINOR_PCM_PLAYBACK
34*4882a593Smuzhiyun #define SNDRV_DEVICE_TYPE_PCM_CAPTURE	SNDRV_MINOR_PCM_CAPTURE
35*4882a593Smuzhiyun #define SNDRV_DEVICE_TYPE_SEQUENCER	SNDRV_MINOR_SEQUENCER
36*4882a593Smuzhiyun #define SNDRV_DEVICE_TYPE_TIMER		SNDRV_MINOR_TIMER
37*4882a593Smuzhiyun #define SNDRV_DEVICE_TYPE_COMPRESS	SNDRV_MINOR_COMPRESS
38*4882a593Smuzhiyun 
39*4882a593Smuzhiyun #else /* CONFIG_SND_DYNAMIC_MINORS */
40*4882a593Smuzhiyun 
41*4882a593Smuzhiyun enum {
42*4882a593Smuzhiyun 	SNDRV_DEVICE_TYPE_CONTROL,
43*4882a593Smuzhiyun 	SNDRV_DEVICE_TYPE_SEQUENCER,
44*4882a593Smuzhiyun 	SNDRV_DEVICE_TYPE_TIMER,
45*4882a593Smuzhiyun 	SNDRV_DEVICE_TYPE_HWDEP,
46*4882a593Smuzhiyun 	SNDRV_DEVICE_TYPE_RAWMIDI,
47*4882a593Smuzhiyun 	SNDRV_DEVICE_TYPE_PCM_PLAYBACK,
48*4882a593Smuzhiyun 	SNDRV_DEVICE_TYPE_PCM_CAPTURE,
49*4882a593Smuzhiyun 	SNDRV_DEVICE_TYPE_COMPRESS,
50*4882a593Smuzhiyun };
51*4882a593Smuzhiyun 
52*4882a593Smuzhiyun #endif /* CONFIG_SND_DYNAMIC_MINORS */
53*4882a593Smuzhiyun 
54*4882a593Smuzhiyun #define SNDRV_MINOR_HWDEPS		4
55*4882a593Smuzhiyun #define SNDRV_MINOR_RAWMIDIS		8
56*4882a593Smuzhiyun #define SNDRV_MINOR_PCMS		8
57*4882a593Smuzhiyun 
58*4882a593Smuzhiyun 
59*4882a593Smuzhiyun #ifdef CONFIG_SND_OSSEMUL
60*4882a593Smuzhiyun 
61*4882a593Smuzhiyun #define SNDRV_MINOR_OSS_DEVICES		16
62*4882a593Smuzhiyun #define SNDRV_MINOR_OSS_CARD(minor)	((minor) >> 4)
63*4882a593Smuzhiyun #define SNDRV_MINOR_OSS_DEVICE(minor)	((minor) & 0x000f)
64*4882a593Smuzhiyun #define SNDRV_MINOR_OSS(card, dev)	(((card) << 4) | (dev))
65*4882a593Smuzhiyun 
66*4882a593Smuzhiyun #define SNDRV_MINOR_OSS_MIXER		0	/* /dev/mixer - OSS 3.XX compatible */
67*4882a593Smuzhiyun #define SNDRV_MINOR_OSS_SEQUENCER	1	/* /dev/sequencer - OSS 3.XX compatible */
68*4882a593Smuzhiyun #define	SNDRV_MINOR_OSS_MIDI		2	/* /dev/midi - native midi interface - OSS 3.XX compatible - UART */
69*4882a593Smuzhiyun #define SNDRV_MINOR_OSS_PCM		3	/* alias */
70*4882a593Smuzhiyun #define SNDRV_MINOR_OSS_PCM_8		3	/* /dev/dsp - 8bit PCM - OSS 3.XX compatible */
71*4882a593Smuzhiyun #define SNDRV_MINOR_OSS_AUDIO		4	/* /dev/audio - SunSparc compatible */
72*4882a593Smuzhiyun #define SNDRV_MINOR_OSS_PCM_16		5	/* /dev/dsp16 - 16bit PCM - OSS 3.XX compatible */
73*4882a593Smuzhiyun #define SNDRV_MINOR_OSS_SNDSTAT		6	/* /dev/sndstat - for compatibility with OSS */
74*4882a593Smuzhiyun #define SNDRV_MINOR_OSS_RESERVED7	7	/* reserved for future use */
75*4882a593Smuzhiyun #define SNDRV_MINOR_OSS_MUSIC		8	/* /dev/music - OSS 3.XX compatible */
76*4882a593Smuzhiyun #define SNDRV_MINOR_OSS_DMMIDI		9	/* /dev/dmmidi0 - this device can have another minor # with OSS */
77*4882a593Smuzhiyun #define SNDRV_MINOR_OSS_DMFM		10	/* /dev/dmfm0 - this device can have another minor # with OSS */
78*4882a593Smuzhiyun #define SNDRV_MINOR_OSS_MIXER1		11	/* alternate mixer */
79*4882a593Smuzhiyun #define SNDRV_MINOR_OSS_PCM1		12	/* alternate PCM (GF-A-1) */
80*4882a593Smuzhiyun #define SNDRV_MINOR_OSS_MIDI1		13	/* alternate midi - SYNTH */
81*4882a593Smuzhiyun #define SNDRV_MINOR_OSS_DMMIDI1		14	/* alternate dmmidi - SYNTH */
82*4882a593Smuzhiyun #define SNDRV_MINOR_OSS_RESERVED15	15	/* reserved for future use */
83*4882a593Smuzhiyun 
84*4882a593Smuzhiyun #define SNDRV_OSS_DEVICE_TYPE_MIXER	0
85*4882a593Smuzhiyun #define SNDRV_OSS_DEVICE_TYPE_SEQUENCER	1
86*4882a593Smuzhiyun #define SNDRV_OSS_DEVICE_TYPE_PCM	2
87*4882a593Smuzhiyun #define SNDRV_OSS_DEVICE_TYPE_MIDI	3
88*4882a593Smuzhiyun #define SNDRV_OSS_DEVICE_TYPE_DMFM	4
89*4882a593Smuzhiyun #define SNDRV_OSS_DEVICE_TYPE_SNDSTAT	5
90*4882a593Smuzhiyun #define SNDRV_OSS_DEVICE_TYPE_MUSIC	6
91*4882a593Smuzhiyun 
92*4882a593Smuzhiyun #define MODULE_ALIAS_SNDRV_MINOR(type) \
93*4882a593Smuzhiyun 	MODULE_ALIAS("sound-service-?-" __stringify(type))
94*4882a593Smuzhiyun 
95*4882a593Smuzhiyun #endif
96*4882a593Smuzhiyun 
97*4882a593Smuzhiyun #endif /* __SOUND_MINORS_H */
98