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freebsd-dev/sys/dev/sound/usb/uaudioreg.h
Hans Petter Selasky 8bf51ab563 Instead of creating the full range of possible ports, try to figure 
out the actual number of so-called "embedded jacks" which are present
when a USB MIDI device is attaching.

MFC after:	3 days
2014-09-28 12:55:13 +00:00

808 lines
20 KiB
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/* $NetBSD: uaudioreg.h,v 1.12 2004/11/05 19:08:29 kent Exp $ */
/* $FreeBSD$ */
/*-
* Copyright (c) 1999 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Lennart Augustsson (lennart@augustsson.net) at
* Carlstedt Research & Technology.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef _UAUDIOREG_H_
#define _UAUDIOREG_H_
#define UAUDIO_VERSION 0x0100
#define UAUDIO_VERSION_20 0x0200
#define UAUDIO_VERSION_30 0x0300
#define UAUDIO_PROTOCOL_20 0x20
#define UDESC_CS_UNDEFINED 0x20
#define UDESC_CS_DEVICE 0x21
#define UDESC_CS_CONFIG 0x22
#define UDESC_CS_STRING 0x23
#define UDESC_CS_INTERFACE 0x24
#define UDESC_CS_ENDPOINT 0x25
#define UDESCSUB_AC_HEADER 1
#define UDESCSUB_AC_INPUT 2
#define UDESCSUB_AC_OUTPUT 3
#define UDESCSUB_AC_MIXER 4
#define UDESCSUB_AC_SELECTOR 5
#define UDESCSUB_AC_FEATURE 6
#define UDESCSUB_AC_PROCESSING 7
#define UDESCSUB_AC_EXTENSION 8
/* ==== USB audio v2.0 ==== */
#define UDESCSUB_AC_EFFECT 7
#define UDESCSUB_AC_PROCESSING_V2 8
#define UDESCSUB_AC_EXTENSION_V2 9
#define UDESCSUB_AC_CLOCK_SRC 10
#define UDESCSUB_AC_CLOCK_SEL 11
#define UDESCSUB_AC_CLOCK_MUL 12
#define UDESCSUB_AC_SAMPLE_RT 13
/* These macros check if the endpoint descriptor has additional fields */
#define UEP_MINSIZE 7
#define UEP_HAS_REFRESH(ep) ((ep)->bLength >= 8)
#define UEP_HAS_SYNCADDR(ep) ((ep)->bLength >= 9)
/* The first fields are identical to struct usb_endpoint_descriptor */
typedef struct {
uByte bLength;
uByte bDescriptorType;
uByte bEndpointAddress;
uByte bmAttributes;
uWord wMaxPacketSize;
uByte bInterval;
/*
* The following two entries are only used by the Audio Class.
* And according to the specs the Audio Class is the only one
* allowed to extend the endpoint descriptor.
* Who knows what goes on in the minds of the people in the USB
* standardization? :-(
*/
uByte bRefresh;
uByte bSynchAddress;
} __packed usb_endpoint_descriptor_audio_t;
struct usb_audio_control_descriptor {
uByte bLength;
uByte bDescriptorType;
uByte bDescriptorSubtype;
uWord bcdADC;
uWord wTotalLength;
uByte bInCollection;
uByte baInterfaceNr[1];
} __packed;
struct usb_audio_streaming_interface_descriptor {
uByte bLength;
uByte bDescriptorType;
uByte bDescriptorSubtype;
uByte bTerminalLink;
uByte bDelay;
uWord wFormatTag;
} __packed;
struct usb_audio_streaming_endpoint_descriptor {
uByte bLength;
uByte bDescriptorType;
uByte bDescriptorSubtype;
uByte bmAttributes;
#define UA_SED_FREQ_CONTROL 0x01
#define UA_SED_PITCH_CONTROL 0x02
#define UA_SED_MAXPACKETSONLY 0x80
uByte bLockDelayUnits;
uWord wLockDelay;
} __packed;
struct usb_midi_streaming_endpoint_descriptor {
uByte bLength;
uByte bDescriptorType;
uByte bDescriptorSubtype;
uByte bNumEmbMIDIJack;
} __packed;
struct usb_audio_streaming_type1_descriptor {
uByte bLength;
uByte bDescriptorType;
uByte bDescriptorSubtype;
uByte bFormatType;
uByte bNrChannels;
uByte bSubFrameSize;
uByte bBitResolution;
uByte bSamFreqType;
#define UA_SAMP_CONTNUOUS 0
uByte tSamFreq[0];
#define UA_GETSAMP(p, n) ((uint32_t)((((p)->tSamFreq[((n)*3)+0]) | \
((p)->tSamFreq[((n)*3)+1] << 8) | \
((p)->tSamFreq[((n)*3)+2] << 16))))
#define UA_SAMP_LO(p) UA_GETSAMP(p, 0)
#define UA_SAMP_HI(p) UA_GETSAMP(p, 1)
} __packed;
struct usb_audio_cluster {
uByte bNrChannels;
uWord wChannelConfig;
#define UA_CHANNEL_LEFT 0x0001
#define UA_CHANNEL_RIGHT 0x0002
#define UA_CHANNEL_CENTER 0x0004
#define UA_CHANNEL_LFE 0x0008
#define UA_CHANNEL_L_SURROUND 0x0010
#define UA_CHANNEL_R_SURROUND 0x0020
#define UA_CHANNEL_L_CENTER 0x0040
#define UA_CHANNEL_R_CENTER 0x0080
#define UA_CHANNEL_SURROUND 0x0100
#define UA_CHANNEL_L_SIDE 0x0200
#define UA_CHANNEL_R_SIDE 0x0400
#define UA_CHANNEL_TOP 0x0800
uByte iChannelNames;
} __packed;
/* Shared by all units and terminals */
struct usb_audio_unit {
uByte bLength;
uByte bDescriptorType;
uByte bDescriptorSubtype;
uByte bUnitId;
};
/* UDESCSUB_AC_INPUT */
struct usb_audio_input_terminal {
uByte bLength;
uByte bDescriptorType;
uByte bDescriptorSubtype;
uByte bTerminalId;
uWord wTerminalType;
uByte bAssocTerminal;
uByte bNrChannels;
uWord wChannelConfig;
uByte iChannelNames;
/* uByte iTerminal; */
} __packed;
/* UDESCSUB_AC_OUTPUT */
struct usb_audio_output_terminal {
uByte bLength;
uByte bDescriptorType;
uByte bDescriptorSubtype;
uByte bTerminalId;
uWord wTerminalType;
uByte bAssocTerminal;
uByte bSourceId;
uByte iTerminal;
} __packed;
/* UDESCSUB_AC_MIXER */
struct usb_audio_mixer_unit_0 {
uByte bLength;
uByte bDescriptorType;
uByte bDescriptorSubtype;
uByte bUnitId;
uByte bNrInPins;
uByte baSourceId[0]; /* [bNrInPins] */
/* struct usb_audio_mixer_unit_1 */
} __packed;
struct usb_audio_mixer_unit_1 {
uByte bNrChannels;
uWord wChannelConfig;
uByte iChannelNames;
uByte bmControls[0]; /* [see source code] */
/* uByte iMixer; */
} __packed;
/* UDESCSUB_AC_SELECTOR */
struct usb_audio_selector_unit {
uByte bLength;
uByte bDescriptorType;
uByte bDescriptorSubtype;
uByte bUnitId;
uByte bNrInPins;
uByte baSourceId[0]; /* [bNrInPins] */
/* uByte iSelector; */
} __packed;
/* UDESCSUB_AC_FEATURE */
struct usb_audio_feature_unit {
uByte bLength;
uByte bDescriptorType;
uByte bDescriptorSubtype;
uByte bUnitId;
uByte bSourceId;
uByte bControlSize;
uByte bmaControls[0]; /* [bControlSize * x] */
/* uByte iFeature; */
} __packed;
/* UDESCSUB_AC_PROCESSING */
struct usb_audio_processing_unit_0 {
uByte bLength;
uByte bDescriptorType;
uByte bDescriptorSubtype;
uByte bUnitId;
uWord wProcessType;
uByte bNrInPins;
uByte baSourceId[0]; /* [bNrInPins] */
/* struct usb_audio_processing_unit_1 */
} __packed;
struct usb_audio_processing_unit_1 {
uByte bNrChannels;
uWord wChannelConfig;
uByte iChannelNames;
uByte bControlSize;
uByte bmControls[0]; /* [bControlSize] */
#define UA_PROC_ENABLE_MASK 1
} __packed;
struct usb_audio_processing_unit_updown {
uByte iProcessing;
uByte bNrModes;
uWord waModes[0]; /* [bNrModes] */
} __packed;
/* UDESCSUB_AC_EXTENSION */
struct usb_audio_extension_unit_0 {
uByte bLength;
uByte bDescriptorType;
uByte bDescriptorSubtype;
uByte bUnitId;
uWord wExtensionCode;
uByte bNrInPins;
uByte baSourceId[0]; /* [bNrInPins] */
/* struct usb_audio_extension_unit_1 */
} __packed;
struct usb_audio_extension_unit_1 {
uByte bNrChannels;
uWord wChannelConfig;
uByte iChannelNames;
uByte bControlSize;
uByte bmControls[0]; /* [bControlSize] */
#define UA_EXT_ENABLE_MASK 1
#define UA_EXT_ENABLE 1
/* uByte iExtension; */
} __packed;
/* USB terminal types */
#define UAT_UNDEFINED 0x0100
#define UAT_STREAM 0x0101
#define UAT_VENDOR 0x01ff
/* input terminal types */
#define UATI_UNDEFINED 0x0200
#define UATI_MICROPHONE 0x0201
#define UATI_DESKMICROPHONE 0x0202
#define UATI_PERSONALMICROPHONE 0x0203
#define UATI_OMNIMICROPHONE 0x0204
#define UATI_MICROPHONEARRAY 0x0205
#define UATI_PROCMICROPHONEARR 0x0206
/* output terminal types */
#define UATO_UNDEFINED 0x0300
#define UATO_SPEAKER 0x0301
#define UATO_HEADPHONES 0x0302
#define UATO_DISPLAYAUDIO 0x0303
#define UATO_DESKTOPSPEAKER 0x0304
#define UATO_ROOMSPEAKER 0x0305
#define UATO_COMMSPEAKER 0x0306
#define UATO_SUBWOOFER 0x0307
/* bidir terminal types */
#define UATB_UNDEFINED 0x0400
#define UATB_HANDSET 0x0401
#define UATB_HEADSET 0x0402
#define UATB_SPEAKERPHONE 0x0403
#define UATB_SPEAKERPHONEESUP 0x0404
#define UATB_SPEAKERPHONEECANC 0x0405
/* telephony terminal types */
#define UATT_UNDEFINED 0x0500
#define UATT_PHONELINE 0x0501
#define UATT_TELEPHONE 0x0502
#define UATT_DOWNLINEPHONE 0x0503
/* external terminal types */
#define UATE_UNDEFINED 0x0600
#define UATE_ANALOGCONN 0x0601
#define UATE_DIGITALAUIFC 0x0602
#define UATE_LINECONN 0x0603
#define UATE_LEGACYCONN 0x0604
#define UATE_SPDIF 0x0605
#define UATE_1394DA 0x0606
#define UATE_1394DV 0x0607
/* embedded function terminal types */
#define UATF_UNDEFINED 0x0700
#define UATF_CALIBNOISE 0x0701
#define UATF_EQUNOISE 0x0702
#define UATF_CDPLAYER 0x0703
#define UATF_DAT 0x0704
#define UATF_DCC 0x0705
#define UATF_MINIDISK 0x0706
#define UATF_ANALOGTAPE 0x0707
#define UATF_PHONOGRAPH 0x0708
#define UATF_VCRAUDIO 0x0709
#define UATF_VIDEODISCAUDIO 0x070a
#define UATF_DVDAUDIO 0x070b
#define UATF_TVTUNERAUDIO 0x070c
#define UATF_SATELLITE 0x070d
#define UATF_CABLETUNER 0x070e
#define UATF_DSS 0x070f
#define UATF_RADIORECV 0x0710
#define UATF_RADIOXMIT 0x0711
#define UATF_MULTITRACK 0x0712
#define UATF_SYNTHESIZER 0x0713
#define SET_CUR 0x01
#define GET_CUR 0x81
#define SET_MIN 0x02
#define GET_MIN 0x82
#define SET_MAX 0x03
#define GET_MAX 0x83
#define SET_RES 0x04
#define GET_RES 0x84
#define SET_MEM 0x05
#define GET_MEM 0x85
#define GET_STAT 0xff
#define MUTE_CONTROL 0x01
#define VOLUME_CONTROL 0x02
#define BASS_CONTROL 0x03
#define MID_CONTROL 0x04
#define TREBLE_CONTROL 0x05
#define GRAPHIC_EQUALIZER_CONTROL 0x06
#define AGC_CONTROL 0x07
#define DELAY_CONTROL 0x08
#define BASS_BOOST_CONTROL 0x09
#define LOUDNESS_CONTROL 0x0a
/* ==== USB audio v2.0 ==== */
#define INPUT_GAIN_CONTROL 0x0b
#define INPUT_GAIN_PAD_CONTROL 0x0c
#define PHASE_INVERTER_CONTROL 0x0d
#define UNDERFLOW_CONTROL 0x0e
#define OVERFLOW_CONTROL 0x0f
#define LATENCY_CONTROL 0x10
#define FU_MASK(u) (1 << ((u)-1))
#define MASTER_CHAN 0
#define MS_GENERAL 1
#define AS_GENERAL 1
#define FORMAT_TYPE 2
#define FORMAT_SPECIFIC 3
/* ==== USB audio v2.0 ==== */
#define FORMAT_ENCODER 3
#define FORMAT_DECODER 4
#define UA_FMT_PCM 1
#define UA_FMT_PCM8 2
#define UA_FMT_IEEE_FLOAT 3
#define UA_FMT_ALAW 4
#define UA_FMT_MULAW 5
#define UA_FMT_MPEG 0x1001
#define UA_FMT_AC3 0x1002
#define SAMPLING_FREQ_CONTROL 0x01
#define PITCH_CONTROL 0x02
#define FORMAT_TYPE_UNDEFINED 0
#define FORMAT_TYPE_I 1
#define FORMAT_TYPE_II 2
#define FORMAT_TYPE_III 3
#define UA_PROC_MASK(n) (1<< ((n)-1))
#define PROCESS_UNDEFINED 0
#define XX_ENABLE_CONTROL 1
#define UPDOWNMIX_PROCESS 1
#define UD_ENABLE_CONTROL 1
#define UD_MODE_SELECT_CONTROL 2
#define DOLBY_PROLOGIC_PROCESS 2
#define DP_ENABLE_CONTROL 1
#define DP_MODE_SELECT_CONTROL 2
#define P3D_STEREO_EXTENDER_PROCESS 3
#define P3D_ENABLE_CONTROL 1
#define P3D_SPACIOUSNESS_CONTROL 2
#define REVERBATION_PROCESS 4
#define RV_ENABLE_CONTROL 1
#define RV_LEVEL_CONTROL 2
#define RV_TIME_CONTROL 3
#define RV_FEEDBACK_CONTROL 4
#define CHORUS_PROCESS 5
#define CH_ENABLE_CONTROL 1
#define CH_LEVEL_CONTROL 2
#define CH_RATE_CONTROL 3
#define CH_DEPTH_CONTROL 4
#define DYN_RANGE_COMP_PROCESS 6
#define DR_ENABLE_CONTROL 1
#define DR_COMPRESSION_RATE_CONTROL 2
#define DR_MAXAMPL_CONTROL 3
#define DR_THRESHOLD_CONTROL 4
#define DR_ATTACK_TIME_CONTROL 5
#define DR_RELEASE_TIME_CONTROL 6
/*------------------------------------------------------------------------*
* USB audio v2.0 definitions
*------------------------------------------------------------------------*/
struct usb_audio20_streaming_interface_descriptor {
uByte bLength;
uByte bDescriptorType;
uByte bDescriptorSubtype;
uByte bTerminalLink;
uByte bmControls;
uByte bFormatType;
uDWord bmFormats;
uByte bNrChannels;
uDWord bmChannelConfig;
uByte iChannelNames;
} __packed;
struct usb_audio20_encoder_descriptor {
uByte bLength;
uByte bDescriptorType;
uByte bDescriptorSubtype;
uByte bEncoderID;
uByte bEncoder;
uDWord bmControls;
uByte iParam1;
uByte iParam2;
uByte iParam3;
uByte iParam4;
uByte iParam5;
uByte iParam6;
uByte iParam7;
uByte iParam8;
uByte iEncoder;
} __packed;
struct usb_audio20_streaming_endpoint_descriptor {
uByte bLength;
uByte bDescriptorType;
uByte bDescriptorSubtype;
uByte bmAttributes;
#define UA20_MPS_ONLY 0x80
uByte bmControls;
#define UA20_PITCH_CONTROL_MASK 0x03
#define UA20_DATA_OVERRUN_MASK 0x0C
#define UA20_DATA_UNDERRUN_MASK 0x30
uByte bLockDelayUnits;
uWord wLockDelay;
} __packed;
struct usb_audio20_feedback_endpoint_descriptor {
uByte bLength;
uByte bDescriptorType;
uByte bEndpointAddress;
uByte bmAttributes;
uWord wMaxPacketSize;
uByte bInterval;
} __packed;
#define UA20_CS_CUR 0x01
#define UA20_CS_RANGE 0x02
#define UA20_CS_MEM 0x03
struct usb_audio20_cur1_parameter {
uByte bCur;
} __packed;
struct usb_audio20_ctl1_range_sub {
uByte bMIN;
uByte bMAX;
uByte bRES;
} __packed;
struct usb_audio20_ctl1_range {
uWord wNumSubRanges;
struct usb_audio20_ctl1_range_sub sub[1];
} __packed;
struct usb_audio20_cur2_parameter {
uWord wCur;
} __packed;
struct usb_audio20_ctl2_range_sub {
uWord wMIN;
uWord wMAX;
uWord wRES;
} __packed;
struct usb_audio20_ctl2_range {
uWord wNumSubRanges;
struct usb_audio20_ctl2_range_sub sub[1];
} __packed;
struct usb_audio20_cur4_parameter {
uDWord dCur;
} __packed;
struct usb_audio20_ctl4_range_sub {
uDWord dMIN;
uDWord dMAX;
uDWord dRES;
} __packed;
struct usb_audio20_ctl4_range {
uWord wNumSubRanges;
struct usb_audio20_ctl4_range_sub sub[1];
} __packed;
struct usb_audio20_cc_cluster_descriptor {
uByte bNrChannels;
uDWord bmChannelConfig;
uByte iChannelNames;
} __packed;
struct usb_audio20_streaming_type1_descriptor {
uByte bLength;
uByte bDescriptorType;
uByte bDescriptorSubtype;
uByte bFormatType;
uByte bSubslotSize;
uByte bBitResolution;
} __packed;
#define UA20_EERROR_NONE 0
#define UA20_EERROR_MEMORY 1
#define UA20_EERROR_BANDWIDTH 2
#define UA20_EERROR_CPU 3
#define UA20_EERROR_FORMATFR_ER 4
#define UA20_EERROR_FORMATFR_SM 5
#define UA20_EERROR_FORMATFR_LG 6
#define UA20_EERROR_DATAFORMAT 7
#define UA20_EERROR_NUMCHANNELS 8
#define UA20_EERROR_SAMPLERATE 9
#define UA20_EERROR_BITRATE 10
#define UA20_EERROR_PARAM 11
#define UA20_EERROR_NREADY 12
#define UA20_EERROR_BUSY 13
struct usb_audio20_cc_alt_setting {
uByte bControlSize;
uDWord bmValidAltSettings;
} __packed;
struct usb_audio20_interrupt_message {
uByte bInfo;
uByte bAttribute;
uDWord wValue;
uDWord wIndex;
} __packed;
/* UDESCSUB_AC_CLOCK_SRC */
struct usb_audio20_clock_source_unit {
uByte bLength;
uByte bDescriptorType;
uByte bDescriptorSubtype;
uByte bClockId;
uByte bmAttributes;
uByte bmControls;
uByte bAssocTerminal;
uByte iClockSource;
} __packed;
/* UDESCSUB_AC_CLOCK_SEL */
struct usb_audio20_clock_selector_unit_0 {
uByte bLength;
uByte bDescriptorType;
uByte bDescriptorSubtype;
uByte bClockId;
uByte bNrInPins;
uByte baCSourceId[0];
} __packed;
struct usb_audio20_clock_selector_unit_1 {
uByte bmControls;
uByte iClockSelector;
} __packed;
/* UDESCSUB_AC_CLOCK_MUL */
struct usb_audio20_clock_multiplier_unit {
uByte bLength;
uByte bDescriptorType;
uByte bDescriptorSubtype;
uByte bClockId;
uByte bCSourceId;
uByte bmControls;
uByte iClockMultiplier;
} __packed;
/* UDESCSUB_AC_INPUT */
struct usb_audio20_input_terminal {
uByte bLength;
uByte bDescriptorType;
uByte bDescriptorSubtype;
uByte bTerminalId;
uWord wTerminalType;
uByte bAssocTerminal;
uByte bCSourceId;
uByte bNrChannels;
uDWord bmChannelConfig;
uByte iCHannelNames;
uWord bmControls;
uByte iTerminal;
} __packed;
/* UDESCSUB_AC_OUTPUT */
struct usb_audio20_output_terminal {
uByte bLength;
uByte bDescriptorType;
uByte bDescriptorSubtype;
uByte bTerminalId;
uWord wTerminalType;
uByte bAssocTerminal;
uByte bSourceId;
uByte bCSourceId;
uWord bmControls;
uByte iTerminal;
} __packed;
/* UDESCSUB_AC_MIXER */
struct usb_audio20_mixer_unit_0 {
uByte bLength;
uByte bDescriptorType;
uByte bDescriptorSubtype;
uByte bUnitId;
uByte bNrInPins;
uByte baSourceId[0];
/* struct usb_audio20_mixer_unit_1 */
} __packed;
struct usb_audio20_mixer_unit_1 {
uByte bNrChannels;
uDWord bmChannelConfig;
uByte iChannelNames;
uByte bmControls[0];
/* uByte iMixer; */
} __packed;
/* UDESCSUB_AC_SELECTOR */
struct usb_audio20_selector_unit {
uByte bLength;
uByte bDescriptorType;
uByte bDescriptorSubtype;
uByte bUnitId;
uByte bNrInPins;
uByte baSourceId[0];
/* uByte iSelector; */
} __packed;
/* UDESCSUB_AC_FEATURE */
struct usb_audio20_feature_unit {
uByte bLength;
uByte bDescriptorType;
uByte bDescriptorSubtype;
uByte bUnitId;
uByte bSourceId;
uDWord bmaControls[0];
/* uByte iFeature; */
} __packed;
/* UDESCSUB_AC_SAMPLE_RT */
struct usb_audio20_sample_rate_unit {
uByte bLength;
uByte bDescriptorType;
uByte bDescriptorSubtype;
uByte bUnitId;
uByte bSourceId;
uByte bSourceInId;
uByte bSourceOutId;
uByte iSrc;
} __packed;
/* UDESCSUB_AC_EFFECT */
struct usb_audio20_effect_unit {
uByte bLength;
uByte bDescriptorType;
uByte bDescriptorSubtype;
uByte bUnitId;
uWord wEffectType;
uByte bSourceId;
uDWord bmaControls[0];
uByte iEffects;
} __packed;
/* UDESCSUB_AC_PROCESSING_V2 */
struct usb_audio20_processing_unit_0 {
uByte bLength;
uByte bDescriptorType;
uByte bDescriptorSubtype;
uByte bUnitId;
uWord wProcessType;
uByte bNrInPins;
uByte baSourceId[0]; /* [bNrInPins] */
} __packed;
struct usb_audio20_processing_unit_1 {
uByte bNrChannels;
uDWord bmChannelConfig;
uByte iChannelNames;
uWord bmControls;
uByte iProcessing;
} __packed;
/* UDESCSUB_AC_EXTENSION_V2 */
struct usb_audio20_extension_unit_0 {
uByte bLength;
uByte bDescriptorType;
uByte bDescriptorSubtype;
uByte bUnitId;
uWord wExtensionCode;
uByte bNrInPins;
uByte baSourceId[0];
} __packed;
struct usb_audio20_extension_unit_1 {
uByte bNrChannels;
uDWord bmChannelConfig;
uByte iChannelNames;
uByte bmControls;
uByte iExtension;
} __packed;
struct usb_audio20_cluster {
uByte bNrChannels;
uDWord bmChannelConfig;
uByte iChannelNames;
} __packed;
#define UA20_TF_UNDEFINED 0x00
#define UA20_TF_DESKTOP_SPEAKER 0x01
#define UA20_TF_HOME_THEATER 0x02
#define UA20_TF_MICROPHONE 0x03
#define UA20_TF_HEADSET 0x04
#define UA20_TF_TELEPHONE 0x05
#define UA20_TF_CONVERTER 0x06
#define UA20_TF_SOUND_RECORDER 0x07
#define UA20_TF_IO_BOX 0x08
#define UA20_TF_MUSICAL_INSTRUMENT 0x09
#define UA20_TF_PRO_AUDIO 0x0A
#define UA20_TF_AV 0x0B
#define UA20_TF_CONTROL_PANEL 0x0C
#define UA20_TF_OTHER 0xFF
#define UA20_CS_SAM_FREQ_CONTROL 0x01
#define UA20_CS_CLOCK_VALID_CONTROL 0x02
#define UA20_TE_COPY_PROTECT_CONTROL 0x01
#define UA20_TE_CONNECTOR_CONTROL 0x02
#define UA20_TE_OVERLOAD_CONTROL 0x03
#define UA20_TE_CLUSTER_CONTROL 0x04
#define UA20_TE_UNDERFLOW_CONTROL 0x05
#define UA20_TE_OVERFLOW_CONTROL 0x06
#define UA20_TE_LATENCY_CONTROL 0x07
#define UA20_MU_MIXER_CONTROL 0x01
#define UA20_MU_CLUSTER_CONTROL 0x02
#define UA20_MU_UNDERFLOW_CONTROL 0x03
#define UA20_MU_OVERFLOW_CONTROL 0x04
#define UA20_MU_LATENCY_CONTROL 0x05
#define UA20_FMT_PCM (1U << 0)
#define UA20_FMT_PCM8 (1U << 1)
#define UA20_FMT_FLOAT (1U << 2)
#define UA20_FMT_ALAW (1U << 3)
#define UA20_FMT_MULAW (1U << 4)
#define UA20_FMT_RAW (1U << 31)
#endif /* _UAUDIOREG_H_ */
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