Use the minor numbers 2 and 3 for audio compressed offload devices. Also add support for these devices in core Signed-off-by: Omair Mohammed Abdullah <omair.m.abdullah@intel.com> Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com> Signed-off-by: Vinod Koul <vinod.koul@linux.intel.com> Reviewed-by: Mark Brown <broonie@opensource.wolfsonmicro.com> Signed-off-by: Takashi Iwai <tiwai@suse.de>
		
			
				
	
	
		
			113 lines
		
	
	
		
			4.3 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			113 lines
		
	
	
		
			4.3 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| #ifndef __SOUND_MINORS_H
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| #define __SOUND_MINORS_H
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| 
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| /*
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|  *  MINOR numbers
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|  *
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|  *
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|  *   This program is free software; you can redistribute it and/or modify
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|  *   it under the terms of the GNU General Public License as published by
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|  *   the Free Software Foundation; either version 2 of the License, or
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|  *   (at your option) any later version.
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|  *
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|  *   This program is distributed in the hope that it will be useful,
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|  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
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|  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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|  *   GNU General Public License for more details.
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|  *
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|  *   You should have received a copy of the GNU General Public License
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|  *   along with this program; if not, write to the Free Software
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|  *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
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|  *
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|  */
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| 
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| #define SNDRV_OS_MINORS			256
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| 
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| #define SNDRV_MINOR_DEVICES		32
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| #define SNDRV_MINOR_CARD(minor)		((minor) >> 5)
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| #define SNDRV_MINOR_DEVICE(minor)	((minor) & 0x001f)
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| #define SNDRV_MINOR(card, dev)		(((card) << 5) | (dev))
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| 
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| /* these minors can still be used for autoloading devices (/dev/aload*) */
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| #define SNDRV_MINOR_CONTROL		0	/* 0 */
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| #define SNDRV_MINOR_GLOBAL		1	/* 1 */
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| #define SNDRV_MINOR_SEQUENCER		1	/* SNDRV_MINOR_GLOBAL + 0 * 32 */
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| #define SNDRV_MINOR_TIMER		33	/* SNDRV_MINOR_GLOBAL + 1 * 32 */
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| 
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| #ifndef CONFIG_SND_DYNAMIC_MINORS
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| #define SNDRV_MINOR_COMPRESS		2	/* 2 - 3 */
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| #define SNDRV_MINOR_HWDEP		4	/* 4 - 7 */
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| #define SNDRV_MINOR_RAWMIDI		8	/* 8 - 15 */
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| #define SNDRV_MINOR_PCM_PLAYBACK	16	/* 16 - 23 */
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| #define SNDRV_MINOR_PCM_CAPTURE		24	/* 24 - 31 */
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| 
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| /* same as first respective minor number to make minor allocation easier */
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| #define SNDRV_DEVICE_TYPE_CONTROL	SNDRV_MINOR_CONTROL
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| #define SNDRV_DEVICE_TYPE_HWDEP		SNDRV_MINOR_HWDEP
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| #define SNDRV_DEVICE_TYPE_RAWMIDI	SNDRV_MINOR_RAWMIDI
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| #define SNDRV_DEVICE_TYPE_PCM_PLAYBACK	SNDRV_MINOR_PCM_PLAYBACK
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| #define SNDRV_DEVICE_TYPE_PCM_CAPTURE	SNDRV_MINOR_PCM_CAPTURE
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| #define SNDRV_DEVICE_TYPE_SEQUENCER	SNDRV_MINOR_SEQUENCER
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| #define SNDRV_DEVICE_TYPE_TIMER		SNDRV_MINOR_TIMER
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| #define SNDRV_DEVICE_TYPE_COMPRESS	SNDRV_MINOR_COMPRESS
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| 
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| #else /* CONFIG_SND_DYNAMIC_MINORS */
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| 
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| enum {
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| 	SNDRV_DEVICE_TYPE_CONTROL,
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| 	SNDRV_DEVICE_TYPE_SEQUENCER,
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| 	SNDRV_DEVICE_TYPE_TIMER,
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| 	SNDRV_DEVICE_TYPE_HWDEP,
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| 	SNDRV_DEVICE_TYPE_RAWMIDI,
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| 	SNDRV_DEVICE_TYPE_PCM_PLAYBACK,
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| 	SNDRV_DEVICE_TYPE_PCM_CAPTURE,
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| 	SNDRV_DEVICE_TYPE_COMPRESS,
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| };
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| 
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| #endif /* CONFIG_SND_DYNAMIC_MINORS */
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| 
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| #define SNDRV_MINOR_HWDEPS		4
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| #define SNDRV_MINOR_RAWMIDIS		8
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| #define SNDRV_MINOR_PCMS		8
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| 
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| 
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| #ifdef CONFIG_SND_OSSEMUL
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| 
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| #define SNDRV_MINOR_OSS_DEVICES		16
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| #define SNDRV_MINOR_OSS_CARD(minor)	((minor) >> 4)
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| #define SNDRV_MINOR_OSS_DEVICE(minor)	((minor) & 0x000f)
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| #define SNDRV_MINOR_OSS(card, dev)	(((card) << 4) | (dev))
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| 
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| #define SNDRV_MINOR_OSS_MIXER		0	/* /dev/mixer - OSS 3.XX compatible */
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| #define SNDRV_MINOR_OSS_SEQUENCER	1	/* /dev/sequencer - OSS 3.XX compatible */
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| #define	SNDRV_MINOR_OSS_MIDI		2	/* /dev/midi - native midi interface - OSS 3.XX compatible - UART */
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| #define SNDRV_MINOR_OSS_PCM		3	/* alias */
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| #define SNDRV_MINOR_OSS_PCM_8		3	/* /dev/dsp - 8bit PCM - OSS 3.XX compatible */
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| #define SNDRV_MINOR_OSS_AUDIO		4	/* /dev/audio - SunSparc compatible */
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| #define SNDRV_MINOR_OSS_PCM_16		5	/* /dev/dsp16 - 16bit PCM - OSS 3.XX compatible */
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| #define SNDRV_MINOR_OSS_SNDSTAT		6	/* /dev/sndstat - for compatibility with OSS */
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| #define SNDRV_MINOR_OSS_RESERVED7	7	/* reserved for future use */
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| #define SNDRV_MINOR_OSS_MUSIC		8	/* /dev/music - OSS 3.XX compatible */
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| #define SNDRV_MINOR_OSS_DMMIDI		9	/* /dev/dmmidi0 - this device can have another minor # with OSS */
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| #define SNDRV_MINOR_OSS_DMFM		10	/* /dev/dmfm0 - this device can have another minor # with OSS */
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| #define SNDRV_MINOR_OSS_MIXER1		11	/* alternate mixer */
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| #define SNDRV_MINOR_OSS_PCM1		12	/* alternate PCM (GF-A-1) */
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| #define SNDRV_MINOR_OSS_MIDI1		13	/* alternate midi - SYNTH */
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| #define SNDRV_MINOR_OSS_DMMIDI1		14	/* alternate dmmidi - SYNTH */
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| #define SNDRV_MINOR_OSS_RESERVED15	15	/* reserved for future use */
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| 
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| #define SNDRV_OSS_DEVICE_TYPE_MIXER	0
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| #define SNDRV_OSS_DEVICE_TYPE_SEQUENCER	1
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| #define SNDRV_OSS_DEVICE_TYPE_PCM	2
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| #define SNDRV_OSS_DEVICE_TYPE_MIDI	3
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| #define SNDRV_OSS_DEVICE_TYPE_DMFM	4
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| #define SNDRV_OSS_DEVICE_TYPE_SNDSTAT	5
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| #define SNDRV_OSS_DEVICE_TYPE_MUSIC	6
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| 
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| #define MODULE_ALIAS_SNDRV_MINOR(type) \
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| 	MODULE_ALIAS("sound-service-?-" __stringify(type))
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| 
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| #endif
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| 
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| #endif /* __SOUND_MINORS_H */
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