%PDF- %PDF-
Direktori : /usr/src/linux-headers-5.15.0-125-generic/include/sound/ |
Current File : //usr/src/linux-headers-5.15.0-125-generic/include/sound/minors.h |
/* SPDX-License-Identifier: GPL-2.0-or-later */ #ifndef __SOUND_MINORS_H #define __SOUND_MINORS_H /* * MINOR numbers */ #define SNDRV_OS_MINORS 256 #define SNDRV_MINOR_DEVICES 32 #define SNDRV_MINOR_CARD(minor) ((minor) >> 5) #define SNDRV_MINOR_DEVICE(minor) ((minor) & 0x001f) #define SNDRV_MINOR(card, dev) (((card) << 5) | (dev)) /* these minors can still be used for autoloading devices (/dev/aload*) */ #define SNDRV_MINOR_CONTROL 0 /* 0 */ #define SNDRV_MINOR_GLOBAL 1 /* 1 */ #define SNDRV_MINOR_SEQUENCER 1 /* SNDRV_MINOR_GLOBAL + 0 * 32 */ #define SNDRV_MINOR_TIMER 33 /* SNDRV_MINOR_GLOBAL + 1 * 32 */ #ifndef CONFIG_SND_DYNAMIC_MINORS #define SNDRV_MINOR_COMPRESS 2 /* 2 - 3 */ #define SNDRV_MINOR_HWDEP 4 /* 4 - 7 */ #define SNDRV_MINOR_RAWMIDI 8 /* 8 - 15 */ #define SNDRV_MINOR_PCM_PLAYBACK 16 /* 16 - 23 */ #define SNDRV_MINOR_PCM_CAPTURE 24 /* 24 - 31 */ /* same as first respective minor number to make minor allocation easier */ #define SNDRV_DEVICE_TYPE_CONTROL SNDRV_MINOR_CONTROL #define SNDRV_DEVICE_TYPE_HWDEP SNDRV_MINOR_HWDEP #define SNDRV_DEVICE_TYPE_RAWMIDI SNDRV_MINOR_RAWMIDI #define SNDRV_DEVICE_TYPE_PCM_PLAYBACK SNDRV_MINOR_PCM_PLAYBACK #define SNDRV_DEVICE_TYPE_PCM_CAPTURE SNDRV_MINOR_PCM_CAPTURE #define SNDRV_DEVICE_TYPE_SEQUENCER SNDRV_MINOR_SEQUENCER #define SNDRV_DEVICE_TYPE_TIMER SNDRV_MINOR_TIMER #define SNDRV_DEVICE_TYPE_COMPRESS SNDRV_MINOR_COMPRESS #else /* CONFIG_SND_DYNAMIC_MINORS */ enum { SNDRV_DEVICE_TYPE_CONTROL, SNDRV_DEVICE_TYPE_SEQUENCER, SNDRV_DEVICE_TYPE_TIMER, SNDRV_DEVICE_TYPE_HWDEP, SNDRV_DEVICE_TYPE_RAWMIDI, SNDRV_DEVICE_TYPE_PCM_PLAYBACK, SNDRV_DEVICE_TYPE_PCM_CAPTURE, SNDRV_DEVICE_TYPE_COMPRESS, }; #endif /* CONFIG_SND_DYNAMIC_MINORS */ #define SNDRV_MINOR_HWDEPS 4 #define SNDRV_MINOR_RAWMIDIS 8 #define SNDRV_MINOR_PCMS 8 #ifdef CONFIG_SND_OSSEMUL #define SNDRV_MINOR_OSS_DEVICES 16 #define SNDRV_MINOR_OSS_CARD(minor) ((minor) >> 4) #define SNDRV_MINOR_OSS_DEVICE(minor) ((minor) & 0x000f) #define SNDRV_MINOR_OSS(card, dev) (((card) << 4) | (dev)) #define SNDRV_MINOR_OSS_MIXER 0 /* /dev/mixer - OSS 3.XX compatible */ #define SNDRV_MINOR_OSS_SEQUENCER 1 /* /dev/sequencer - OSS 3.XX compatible */ #define SNDRV_MINOR_OSS_MIDI 2 /* /dev/midi - native midi interface - OSS 3.XX compatible - UART */ #define SNDRV_MINOR_OSS_PCM 3 /* alias */ #define SNDRV_MINOR_OSS_PCM_8 3 /* /dev/dsp - 8bit PCM - OSS 3.XX compatible */ #define SNDRV_MINOR_OSS_AUDIO 4 /* /dev/audio - SunSparc compatible */ #define SNDRV_MINOR_OSS_PCM_16 5 /* /dev/dsp16 - 16bit PCM - OSS 3.XX compatible */ #define SNDRV_MINOR_OSS_SNDSTAT 6 /* /dev/sndstat - for compatibility with OSS */ #define SNDRV_MINOR_OSS_RESERVED7 7 /* reserved for future use */ #define SNDRV_MINOR_OSS_MUSIC 8 /* /dev/music - OSS 3.XX compatible */ #define SNDRV_MINOR_OSS_DMMIDI 9 /* /dev/dmmidi0 - this device can have another minor # with OSS */ #define SNDRV_MINOR_OSS_DMFM 10 /* /dev/dmfm0 - this device can have another minor # with OSS */ #define SNDRV_MINOR_OSS_MIXER1 11 /* alternate mixer */ #define SNDRV_MINOR_OSS_PCM1 12 /* alternate PCM (GF-A-1) */ #define SNDRV_MINOR_OSS_MIDI1 13 /* alternate midi - SYNTH */ #define SNDRV_MINOR_OSS_DMMIDI1 14 /* alternate dmmidi - SYNTH */ #define SNDRV_MINOR_OSS_RESERVED15 15 /* reserved for future use */ #define SNDRV_OSS_DEVICE_TYPE_MIXER 0 #define SNDRV_OSS_DEVICE_TYPE_SEQUENCER 1 #define SNDRV_OSS_DEVICE_TYPE_PCM 2 #define SNDRV_OSS_DEVICE_TYPE_MIDI 3 #define SNDRV_OSS_DEVICE_TYPE_DMFM 4 #define SNDRV_OSS_DEVICE_TYPE_SNDSTAT 5 #define SNDRV_OSS_DEVICE_TYPE_MUSIC 6 #define MODULE_ALIAS_SNDRV_MINOR(type) \ MODULE_ALIAS("sound-service-?-" __stringify(type)) #endif #endif /* __SOUND_MINORS_H */