1843200 ˆÁÉ „ Ž6ÿÀÄÇ?÷/* SPDX-License-Identifier: GPL-2.0-or-later */ #ifndef __SOUND_ASOUNDEF_H #define __SOUND_ASOUNDEF_H /* * Advanced Linux Sound Architecture - ALSA - Driver * Copyright (c) 1994-2000 by Jaroslav Kysela */ /**************************************************************************** * * * Digital audio interface * * * ****************************************************************************/ /* AES/IEC958 channel status bits */ #define IEC958_AES0_PROFESSIONAL (1<<0) /* 0 = consumer, 1 = professional */ #define IEC958_AES0_NONAUDIO (1<<1) /* 0 = audio, 1 = non-audio */ #define IEC958_AES0_PRO_EMPHASIS (7<<2) /* mask - emphasis */ #define IEC958_AES0_PRO_EMPHASIS_NOTID (0<<2) /* emphasis not indicated */ #define IEC958_AES0_PRO_EMPHASIS_NONE (1<<2) /* none emphasis */ #define IEC958_AES0_PRO_EMPHASIS_5015 (3<<2) /* 50/15us emphasis */ #define IEC958_AES0_PRO_EMPHASIS_CCITT (7<<2) /* CCITT J.17 emphasis */ #define IEC958_AES0_PRO_FREQ_UNLOCKED (1<<5) /* source sample frequency: 0 = locked, 1 = unlocked */ #define IEC958_AES0_PRO_FS (3<<6) /* mask - sample frequency */ #define IEC958_AES0_PRO_FS_NOTID (0<<6) /* fs not indicated */ #define IEC958_AES0_PRO_FS_44100 (1<<6) /* 44.1kHz */ #define IEC958_AES0_PRO_FS_48000 (2<<6) /* 48kHz */ #define IEC958_AES0_PRO_FS_32000 (3<<6) /* 32kHz */ #define IEC958_AES0_CON_NOT_COPYRIGHT (1<<2) /* 0 = copyright, 1 = not copyright */ #define IEC958_AES0_CON_EMPHASIS (7<<3) /* mask - emphasis */ #define IEC958_AES0_CON_EMPHASIS_NONE (0<<3) /* none emphasis */ #define IEC958_AES0_CON_EMPHASIS_5015 (1<<3) /* 50/15us emphasis */ #define IEC958_AES0_CON_MODE (3<<6) /* mask - mode */ #define IEC958_AES1_PRO_MODE (15<<0) /* mask - channel mode */ #define IEC958_AES1_PRO_MODE_NOTID (0<<0) /* not indicated */ #define IEC958_AES1_PRO_MODE_STEREOPHONIC (2<<0) /* stereophonic - ch A is left */ #define IEC958_AES1_PRO_MODE_SINGLE (4<<0) /* single channel */ #define IEC958_AES1_PRO_MODE_TWO (8<<0) /* two channels */ #define IEC958_AES1_PRO_MODE_PRIMARY (12<<0) /* primary/secondary */ #define IEC958_AES1_PRO_MODE_BYTE3 (15<<0) /* vector to byte 3 */ #define IEC958_AES1_PRO_USERBITS (15<<4) /* mask - user bits */ #define IEC958_AES1_PRO_USERBITS_NOTID (0<<4) /* not indicated */ #define IEC958_AES1_PRO_USERBITS_192 (8<<4) /* 192-bit structure */ #define IEC958_AES1_PRO_USERBITS_UDEF (12<<4) /* user defined application */ #define IEC958_AES1_CON_CATEGORY 0x7f #define IEC958_AES1_CON_GENERAL 0x00 #define IEC958_AES1_CON_LASEROPT_MASK 0x07 #define IEC958_AES1_CON_LASEROPT_ID 0x01 #define IEC958_AES1_CON_IEC908_CD (IEC958_AES1_CON_LASEROPT_ID|0x00) #define IEC958_AES1_CON_NON_IEC908_CD (IEC958_AES1_CON_LASEROPT_ID|0x08) #define IEC958_AES1_CON_MINI_DISC (IEC958_AES1_CON_LASEROPT_ID|0x48) #define IEC958_AES1_CON_DVD (IEC958_AES1_CON_LASEROPT_ID|0x18) #define IEC958_AES1_CON_LASTEROPT_OTHER (IEC958_AES1_CON_LASEROPT_ID|0x78) #define IEC958_AES1_CON_DIGDIGCONV_MASK 0x07 #define IEC958_AES1_CON_DIGDIGCONV_ID 0x02 #define IEC958_AES1_CON_PCM_CODER (IEC958_AES1_CON_DIGDIGCONV_ID|0x00) #define IEC958_AES1_CON_MIXER (IEC958_AES1_CON_DIGDIGCONV_ID|0x10) #define IEC958_AES1_CON_RATE_CONVERTER (IEC958_AES1_CON_DIGDIGCONV_ID|0x18) #define IEC958_AES1_CON_SAMPLER (IEC958_AES1_CON_DIGDIGCONV_ID|0x20) #define IEC958_AES1_CON_DSP (IEC958_AES1_CON_DIGDIGCONV_ID|0x28) #define IEC958_AES1_CON_DIGDIGCONV_OTHER (IEC958_AES1_CON_DIGDIGCONV_ID|0x78) #define IEC958_AES1_CON_MAGNETIC_MASK 0x07 #define IEC958_AES1_CON_MAGNETIC_ID 0x03 #define IEC958_AES1_CON_DAT (IEC958_AES1_CON_MAGNETIC_ID|0x00) #define IEC958_AES1_CON_VCR (IEC958_AES1_CON_MAGNETIC_ID|0x08) #define IEC958_AES1_CON_DCC (IEC958_AES1_CON_MAGNETIC_ID|0x40) #define IEC958_AES1_CON_MAGNETIC_DISC (IEC958_AES1_CON_MAGNETIC_ID|0x18) #define IEC958_AES1_CON_MAGNETIC_OTHER (IEC958_AES1_CON_MAGNETIC_ID|0x78) #define IEC958_AES1_CON_BROADCAST