98 lines · c
1/* SPDX-License-Identifier: GPL-2.0-or-later */2#ifndef __SOUND_MINORS_H3#define __SOUND_MINORS_H4 5/*6 * MINOR numbers7 */8 9#define SNDRV_OS_MINORS 25610 11#define SNDRV_MINOR_DEVICES 3212#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_MINORS23#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_CONTROL31#define SNDRV_DEVICE_TYPE_HWDEP SNDRV_MINOR_HWDEP32#define SNDRV_DEVICE_TYPE_RAWMIDI SNDRV_MINOR_RAWMIDI33#define SNDRV_DEVICE_TYPE_PCM_PLAYBACK SNDRV_MINOR_PCM_PLAYBACK34#define SNDRV_DEVICE_TYPE_PCM_CAPTURE SNDRV_MINOR_PCM_CAPTURE35#define SNDRV_DEVICE_TYPE_SEQUENCER SNDRV_MINOR_SEQUENCER36#define SNDRV_DEVICE_TYPE_TIMER SNDRV_MINOR_TIMER37#define SNDRV_DEVICE_TYPE_COMPRESS SNDRV_MINOR_COMPRESS38 39#else /* CONFIG_SND_DYNAMIC_MINORS */40 41enum {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 455#define SNDRV_MINOR_RAWMIDIS 856#define SNDRV_MINOR_PCMS 857 58 59#ifdef CONFIG_SND_OSSEMUL60 61#define SNDRV_MINOR_OSS_DEVICES 1662#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 085#define SNDRV_OSS_DEVICE_TYPE_SEQUENCER 186#define SNDRV_OSS_DEVICE_TYPE_PCM 287#define SNDRV_OSS_DEVICE_TYPE_MIDI 388#define SNDRV_OSS_DEVICE_TYPE_DMFM 489#define SNDRV_OSS_DEVICE_TYPE_SNDSTAT 590#define SNDRV_OSS_DEVICE_TYPE_MUSIC 691 92#define MODULE_ALIAS_SNDRV_MINOR(type) \93 MODULE_ALIAS("sound-service-?-" __stringify(type))94 95#endif96 97#endif /* __SOUND_MINORS_H */98