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  +   ˆl–ß=¿JÅ!¶e8 EpÜ TÅ£Â„m¶B/_†I|¥+ÂÁ ?÷     /* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
 *  Advanced Linux Sound Architecture - ALSA - Driver
 *  Copyright (c) 1994-2003 by Jaroslav Kysela <perex@perex.cz>,
 *                             Abramo Bagnara <abramo@alsa-project.org>
 */

#ifndef __SOUND_ASOUND_H
#define __SOUND_ASOUND_H

#if defined(__KERNEL__) || defined(__linux__)
#include <linux/types.h>
#include <asm/byteorder.h>
#else
#include <endian.h>
#include <sys/ioctl.h>
#endif

#include <stdlib.h>
#include <time.h>

/*
 *  protocol version
 */

#define SNDRV_PROTOCOL_VERSION(major, minor, subminor) (((major)<<16)|((minor)<<8)|(subminor))
#define SNDRV_PROTOCOL_MAJOR(version) (((version)>>16)&0xffff)
#define SNDRV_PROTOCOL_MINOR(version) (((version)>>8)&0xff)
#define SNDRV_PROTOCOL_MICRO(version) ((version)&0xff)
#define SNDRV_PROTOCOL_INCOMPATIBLE(kversion, uversion) \
	(SNDRV_PROTOCOL_MAJOR(kversion) != SNDRV_PROTOCOL_MAJOR(uversion) || \
	 (SNDRV_PROTOCOL_MAJOR(kversion) == SNDRV_PROTOCOL_MAJOR(uversion) && \
	   SNDRV_PROTOCOL_MINOR(kversion) != SNDRV_PROTOCOL_MINOR(uversion)))

/****************************************************************************
 *                                                                          *
 *        Digital audio interface					    *
 *                                                                          *
 ****************************************************************************/

#define AES_IEC958_STATUS_SIZE		24

struct snd_aes_iec958 {
	unsigned char status[AES_IEC958_STATUS_SIZE]; /* AES/IEC958 channel status bits */
	unsigned char subcode[147];	/* AES/IEC958 subcode bits */
	unsigned char pad;		/* nothing */
	unsigned char dig_subframe[4];	/* AES/IEC958 subframe bits */
};

/****************************************************************************
 *                                                                          *
 *        CEA-861 Audio InfoFrame. Used in HDMI and DisplayPort		    *
 *                                                                          *
 ****************************************************************************/

struct snd_cea_861_aud_if {
	unsigned char db1_ct_cc; /* coding type and channel count */
	unsigned char db2_sf_ss; /* sample frequency and size */
	unsigned char db3; /* not used, all zeros */
	unsigned char db4_ca; /* channel allocation code */
	unsigned char db5_dminh_lsv; /* downmix inhibit & level-shift values */
};

/****************************************************************************
 *                                                                          *
 *      Section for driver hardware dependent interface - /dev/snd/hw?      *
 *                                                                          *
 ****************************************************************************/

#define SNDRV_HWDEP_VERSION		SNDRV_PROTOCOL_VERSION(1, 0, 1)

enum {
	SNDRV_HWDEP_IFACE_OPL2 = 0,
	SNDRV_HWDEP_IFACE_OPL3,
	SNDRV_HWDEP_IFACE_OPL4,
	SNDRV_HWDEP_IFACE_SB16CSP,	/* Creative Signal Processor */
	SNDRV_HWDEP_IFACE_EMU10K1,	/* FX8010 processor in EMU10K1 chip */
	SNDRV_HWDEP_IFACE_YSS225,	/* Yamaha FX processor */
	SNDRV_HWDEP_IFACE_ICS2115,	/* Wavetable synth */
	SNDRV_HWDEP_IFACE_SSCAPE,	/* Ensoniq SoundScape ISA card (MC68EC000) */
	SNDRV_HWDEP_IFACE_VX,		/* Digigram VX cards */
	SNDRV_HWDEP_IFACE_MIXART,	/* Digigram miXart cards */
	SNDRV_HWDEP_IFACE_USX2Y,	/* Tascam US122, US224 & US428 usb */
	SNDRV_HWDEP_IFACE_EMUX_WAVETABLE, /* EmuX wavetable */
	SNDRV_HWDEP_IFACE_BLUETOOTH,	/* Bluetooth audio */
	SNDRV_HWDEP_IFACE_USX2Y_PCM,	/* Tascam US122, US224 & US428 rawusb pcm */
	SNDRV_HWDEP_IFACE_PCXHR,	/* Digigram PCXHR */
	SNDRV_HWDEP_IFACE_SB_RC,	/* SB Extigy/Audigy2NX remote control */
	SNDRV_HWDEP_IFACE_HDA,		/* HD-audio */
	SNDRV_HWDEP_IFACE_USB_STREAM,	/* direct access to usb stream */
	SNDRV_HWDEP_IFACE_FW_DICE,	/* TC DICE FireWire device */
	SNDRV_HWDEP_IFACE_FW_FIREWORKS,	/* Echo Audio Fireworks based device */
	SNDRV_HWDEP_IFACE_FW_BEBOB,	/* B