【完善】uac class, 去除 GPL 代码
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/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
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/*
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* <linux/usb/audio.h> -- USB Audio definitions.
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*
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* Copyright (C) 2006 Thumtronics Pty Ltd.
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* Developed for Thumtronics by Grey Innovation
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* Ben Williamson <ben.williamson@greyinnovation.com>
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*
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* This software is distributed under the terms of the GNU General Public
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* License ("GPL") version 2, as published by the Free Software Foundation.
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*
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* This file holds USB constants and structures defined
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* by the USB Device Class Definition for Audio Devices.
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* Comments below reference relevant sections of that document:
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*
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* http://www.usb.org/developers/devclass_docs/audio10.pdf
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*
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* Types and defines in this file are either specific to version 1.0 of
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* this standard or common for newer versions.
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*/
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#ifndef _UAPI__LINUX_USB_AUDIO_H
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#define _UAPI__LINUX_USB_AUDIO_H
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//#include <linux/types.h>
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#include <rtthread.h>
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typedef int8_t __s8;
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typedef uint8_t __u8;
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typedef int16_t __s16;
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typedef uint16_t __u16;
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typedef int32_t __s32;
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typedef uint32_t __u32;
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typedef int64_t __s64;
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typedef uint64_t __u64;
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#define UAC_USE_FEATURE_UNIT 0 /* Feature unit does not support */
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/*
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* Below are truly Linux-specific types that should never collide with
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* any application/library that wants linux/types.h.
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*/
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#ifdef __CHECKER__
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#define __bitwise__ __attribute__((bitwise))
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#else
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#define __bitwise__
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#endif
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#ifdef __CHECK_ENDIAN__
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#define __bitwise __bitwise__
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#else
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#define __bitwise
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#endif
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typedef __u16 __bitwise __le16;
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typedef __u16 __bitwise __be16;
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typedef __u32 __bitwise __le32;
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typedef __u32 __bitwise __be32;
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typedef __u64 __bitwise __le64;
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typedef __u64 __bitwise __be64;
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typedef __u16 __bitwise __sum16;
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typedef __u32 __bitwise __wsum;
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/* bInterfaceProtocol values to denote the version of the standard used */
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#define UAC_VERSION_1 0x00
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#define UAC_VERSION_2 0x20
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#define UAC_VERSION_3 0x30
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/* A.2 Audio Interface Subclass Codes */
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#define USB_SUBCLASS_AUDIOCONTROL 0x01
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#define USB_SUBCLASS_AUDIOSTREAMING 0x02
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#define USB_SUBCLASS_MIDISTREAMING 0x03
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/* A.5 Audio Class-Specific AC Interface Descriptor Subtypes */
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#define UAC_HEADER 0x01
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#define UAC_INPUT_TERMINAL 0x02
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#define UAC_OUTPUT_TERMINAL 0x03
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#define UAC_MIXER_UNIT 0x04
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#define UAC_SELECTOR_UNIT 0x05
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#define UAC_FEATURE_UNIT 0x06
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#define UAC1_PROCESSING_UNIT 0x07
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#define UAC1_EXTENSION_UNIT 0x08
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/* A.6 Audio Class-Specific AS Interface Descriptor Subtypes */
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#define UAC_AS_GENERAL 0x01
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#define UAC_FORMAT_TYPE 0x02
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#define UAC_FORMAT_SPECIFIC 0x03
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/* A.7 Processing Unit Process Types */
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#define UAC_PROCESS_UNDEFINED 0x00
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#define UAC_PROCESS_UP_DOWNMIX 0x01
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#define UAC_PROCESS_DOLBY_PROLOGIC 0x02
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#define UAC_PROCESS_STEREO_EXTENDER 0x03
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#define UAC_PROCESS_REVERB 0x04
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#define UAC_PROCESS_CHORUS 0x05
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#define UAC_PROCESS_DYN_RANGE_COMP 0x06
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/* A.8 Audio Class-Specific Endpoint Descriptor Subtypes */
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#define UAC_EP_GENERAL 0x01
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/* A.9 Audio Class-Specific Request Codes */
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#define UAC_SET_ 0x00
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#define UAC_GET_ 0x80
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#define UAC__CUR 0x1
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#define UAC__MIN 0x2
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#define UAC__MAX 0x3
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#define UAC__RES 0x4
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#define UAC__MEM 0x5
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#define UAC_SET_CUR (UAC_SET_ | UAC__CUR)
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#define UAC_GET_CUR (UAC_GET_ | UAC__CUR)
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#define UAC_SET_MIN (UAC_SET_ | UAC__MIN)
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#define UAC_GET_MIN (UAC_GET_ | UAC__MIN)
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#define UAC_SET_MAX (UAC_SET_ | UAC__MAX)
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#define UAC_GET_MAX (UAC_GET_ | UAC__MAX)
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#define UAC_SET_RES (UAC_SET_ | UAC__RES)
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#define UAC_GET_RES (UAC_GET_ | UAC__RES)
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#define UAC_SET_MEM (UAC_SET_ | UAC__MEM)
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#define UAC_GET_MEM (UAC_GET_ | UAC__MEM)
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#define UAC_GET_STAT 0xff
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/* A.10 Control Selector Codes */
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/* A.10.1 Terminal Control Selectors */
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#define UAC_TERM_COPY_PROTECT 0x01
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/* A.10.2 Feature Unit Control Selectors */
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#define UAC_FU_MUTE 0x01
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#define UAC_FU_VOLUME 0x02
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#define UAC_FU_BASS 0x03
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#define UAC_FU_MID 0x04
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#define UAC_FU_TREBLE 0x05
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#define UAC_FU_GRAPHIC_EQUALIZER 0x06
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#define UAC_FU_AUTOMATIC_GAIN 0x07
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#define UAC_FU_DELAY 0x08
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#define UAC_FU_BASS_BOOST 0x09
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#define UAC_FU_LOUDNESS 0x0a
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#define UAC_CONTROL_BIT(CS) (1 << ((CS) - 1))
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/* A.10.3.1 Up/Down-mix Processing Unit Controls Selectors */
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#define UAC_UD_ENABLE 0x01
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#define UAC_UD_MODE_SELECT 0x02
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/* A.10.3.2 Dolby Prologic (tm) Processing Unit Controls Selectors */
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#define UAC_DP_ENABLE 0x01
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#define UAC_DP_MODE_SELECT 0x02
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/* A.10.3.3 3D Stereo Extender Processing Unit Control Selectors */
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#define UAC_3D_ENABLE 0x01
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#define UAC_3D_SPACE 0x02
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/* A.10.3.4 Reverberation Processing Unit Control Selectors */
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#define UAC_REVERB_ENABLE 0x01
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#define UAC_REVERB_LEVEL 0x02
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#define UAC_REVERB_TIME 0x03
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#define UAC_REVERB_FEEDBACK 0x04
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/* A.10.3.5 Chorus Processing Unit Control Selectors */
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#define UAC_CHORUS_ENABLE 0x01
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#define UAC_CHORUS_LEVEL 0x02
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#define UAC_CHORUS_RATE 0x03
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#define UAC_CHORUS_DEPTH 0x04
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/* A.10.3.6 Dynamic Range Compressor Unit Control Selectors */
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#define UAC_DCR_ENABLE 0x01
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#define UAC_DCR_RATE 0x02
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#define UAC_DCR_MAXAMPL 0x03
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#define UAC_DCR_THRESHOLD 0x04
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#define UAC_DCR_ATTACK_TIME 0x05
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#define UAC_DCR_RELEASE_TIME 0x06
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/* A.10.4 Extension Unit Control Selectors */
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#define UAC_XU_ENABLE 0x01
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/* MIDI - A.1 MS Class-Specific Interface Descriptor Subtypes */
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#define UAC_MS_HEADER 0x01
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#define UAC_MIDI_IN_JACK 0x02
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#define UAC_MIDI_OUT_JACK 0x03
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/* MIDI - A.1 MS Class-Specific Endpoint Descriptor Subtypes */
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#define UAC_MS_GENERAL 0x01
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/* Terminals - 2.1 USB Terminal Types */
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#define UAC_TERMINAL_UNDEFINED 0x100
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#define UAC_TERMINAL_STREAMING 0x101
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#define UAC_TERMINAL_VENDOR_SPEC 0x1FF
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/* Terminal Control Selectors */
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/* 4.3.2 Class-Specific AC Interface Descriptor */
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struct uac1_ac_header_descriptor {
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__u8 bLength; /* 8 + n */
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__u8 bDescriptorType; /* USB_DT_CS_INTERFACE */
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__u8 bDescriptorSubtype; /* UAC_MS_HEADER */
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__le16 bcdADC; /* 0x0100 */
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__le16 wTotalLength; /* includes Unit and Terminal desc. */
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__u8 bInCollection; /* n */
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__u8 baInterfaceNr[]; /* [n] */
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} __attribute__ ((packed));
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#define UAC_DT_AC_HEADER_SIZE(n) (8 + (n))
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/* As above, but more useful for defining your own descriptors: */
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#define DECLARE_UAC_AC_HEADER_DESCRIPTOR(n) \
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struct uac1_ac_header_descriptor_##n { \
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__u8 bLength; \
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__u8 bDescriptorType; \
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__u8 bDescriptorSubtype; \
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__le16 bcdADC; \
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__le16 wTotalLength; \
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__u8 bInCollection; \
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__u8 baInterfaceNr[n]; \
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} __attribute__ ((packed))
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/* 4.3.2.1 Input Terminal Descriptor */
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struct uac_input_terminal_descriptor {
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__u8 bLength; /* in bytes: 12 */
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__u8 bDescriptorType; /* CS_INTERFACE descriptor type */
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__u8 bDescriptorSubtype; /* INPUT_TERMINAL descriptor subtype */
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__u8 bTerminalID; /* Constant uniquely terminal ID */
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__le16 wTerminalType; /* USB Audio Terminal Types */
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__u8 bAssocTerminal; /* ID of the Output Terminal associated */
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__u8 bNrChannels; /* Number of logical output channels */
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__le16 wChannelConfig;
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__u8 iChannelNames;
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__u8 iTerminal;
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} __attribute__ ((packed));
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#define UAC_DT_INPUT_TERMINAL_SIZE 12
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/* Terminals - 2.2 Input Terminal Types */
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#define UAC_INPUT_TERMINAL_UNDEFINED 0x200
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#define UAC_INPUT_TERMINAL_MICROPHONE 0x201
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#define UAC_INPUT_TERMINAL_DESKTOP_MICROPHONE 0x202
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#define UAC_INPUT_TERMINAL_PERSONAL_MICROPHONE 0x203
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#define UAC_INPUT_TERMINAL_OMNI_DIR_MICROPHONE 0x204
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#define UAC_INPUT_TERMINAL_MICROPHONE_ARRAY 0x205
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#define UAC_INPUT_TERMINAL_PROC_MICROPHONE_ARRAY 0x206
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/* Terminals - control selectors */
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#define UAC_TERMINAL_CS_COPY_PROTECT_CONTROL 0x01
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/* 4.3.2.2 Output Terminal Descriptor */
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struct uac1_output_terminal_descriptor {
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__u8 bLength; /* in bytes: 9 */
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__u8 bDescriptorType; /* CS_INTERFACE descriptor type */
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__u8 bDescriptorSubtype; /* OUTPUT_TERMINAL descriptor subtype */
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__u8 bTerminalID; /* Constant uniquely terminal ID */
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__le16 wTerminalType; /* USB Audio Terminal Types */
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__u8 bAssocTerminal; /* ID of the Input Terminal associated */
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__u8 bSourceID; /* ID of the connected Unit or Terminal*/
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__u8 iTerminal;
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} __attribute__ ((packed));
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#define UAC_DT_OUTPUT_TERMINAL_SIZE 9
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/* Terminals - 2.3 Output Terminal Types */
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#define UAC_OUTPUT_TERMINAL_UNDEFINED 0x300
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#define UAC_OUTPUT_TERMINAL_SPEAKER 0x301
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#define UAC_OUTPUT_TERMINAL_HEADPHONES 0x302
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#define UAC_OUTPUT_TERMINAL_HEAD_MOUNTED_DISPLAY_AUDIO 0x303
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#define UAC_OUTPUT_TERMINAL_DESKTOP_SPEAKER 0x304
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#define UAC_OUTPUT_TERMINAL_ROOM_SPEAKER 0x305
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#define UAC_OUTPUT_TERMINAL_COMMUNICATION_SPEAKER 0x306
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#define UAC_OUTPUT_TERMINAL_LOW_FREQ_EFFECTS_SPEAKER 0x307
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/* Terminals - 2.4 Bi-directional Terminal Types */
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#define UAC_BIDIR_TERMINAL_UNDEFINED 0x400
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#define UAC_BIDIR_TERMINAL_HANDSET 0x401
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#define UAC_BIDIR_TERMINAL_HEADSET 0x402
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#define UAC_BIDIR_TERMINAL_SPEAKER_PHONE 0x403
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#define UAC_BIDIR_TERMINAL_ECHO_SUPPRESSING 0x404
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#define UAC_BIDIR_TERMINAL_ECHO_CANCELING 0x405
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/* Set bControlSize = 2 as default setting */
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#define UAC_DT_FEATURE_UNIT_SIZE(ch) (7 + ((ch) + 1) * 2)
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/* As above, but more useful for defining your own descriptors: */
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#define DECLARE_UAC_FEATURE_UNIT_DESCRIPTOR(ch) \
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struct uac_feature_unit_descriptor_##ch { \
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__u8 bLength; \
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__u8 bDescriptorType; \
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__u8 bDescriptorSubtype; \
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__u8 bUnitID; \
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__u8 bSourceID; \
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__u8 bControlSize; \
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__le16 bmaControls[ch + 1]; \
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__u8 iFeature; \
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} __attribute__ ((packed))
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/* 4.3.2.3 Mixer Unit Descriptor */
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struct uac_mixer_unit_descriptor {
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__u8 bLength;
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__u8 bDescriptorType;
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__u8 bDescriptorSubtype;
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__u8 bUnitID;
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__u8 bNrInPins;
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__u8 baSourceID[];
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} __attribute__ ((packed));
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static inline __u8 uac_mixer_unit_bNrChannels(struct uac_mixer_unit_descriptor *desc)
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{
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return desc->baSourceID[desc->bNrInPins];
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}
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static inline __u32 uac_mixer_unit_wChannelConfig(struct uac_mixer_unit_descriptor *desc,
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int protocol)
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{
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if (protocol == UAC_VERSION_1)
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return (desc->baSourceID[desc->bNrInPins + 2] << 8) |
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desc->baSourceID[desc->bNrInPins + 1];
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else
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return (desc->baSourceID[desc->bNrInPins + 4] << 24) |
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(desc->baSourceID[desc->bNrInPins + 3] << 16) |
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(desc->baSourceID[desc->bNrInPins + 2] << 8) |
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(desc->baSourceID[desc->bNrInPins + 1]);
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}
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static inline __u8 uac_mixer_unit_iChannelNames(struct uac_mixer_unit_descriptor *desc,
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int protocol)
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{
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return (protocol == UAC_VERSION_1) ?
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desc->baSourceID[desc->bNrInPins + 3] :
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desc->baSourceID[desc->bNrInPins + 5];
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}
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static inline __u8 *uac_mixer_unit_bmControls(struct uac_mixer_unit_descriptor *desc,
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int protocol)
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{
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switch (protocol) {
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case UAC_VERSION_1:
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return &desc->baSourceID[desc->bNrInPins + 4];
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case UAC_VERSION_2:
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return &desc->baSourceID[desc->bNrInPins + 6];
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case UAC_VERSION_3:
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return &desc->baSourceID[desc->bNrInPins + 2];
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default:
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return NULL;
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}
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}
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static inline __u16 uac3_mixer_unit_wClusterDescrID(struct uac_mixer_unit_descriptor *desc)
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{
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return (desc->baSourceID[desc->bNrInPins + 1] << 8) |
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desc->baSourceID[desc->bNrInPins];
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}
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static inline __u8 uac_mixer_unit_iMixer(struct uac_mixer_unit_descriptor *desc)
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{
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__u8 *raw = (__u8 *) desc;
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return raw[desc->bLength - 1];
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}
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/* 4.3.2.4 Selector Unit Descriptor */
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struct uac_selector_unit_descriptor {
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__u8 bLength;
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__u8 bDescriptorType;
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__u8 bDescriptorSubtype;
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__u8 bUintID;
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__u8 bNrInPins;
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__u8 baSourceID[];
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} __attribute__ ((packed));
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static inline __u8 uac_selector_unit_iSelector(struct uac_selector_unit_descriptor *desc)
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{
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__u8 *raw = (__u8 *) desc;
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return raw[desc->bLength - 1];
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}
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#if UAC_USE_FEATURE_UNIT
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/* 4.3.2.5 Feature Unit Descriptor */
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struct uac_feature_unit_descriptor {
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__u8 bLength;
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__u8 bDescriptorType;
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__u8 bDescriptorSubtype;
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__u8 bUnitID;
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__u8 bSourceID;
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__u8 bControlSize;
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__u8 bmaControls[0]; /* variable length */
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} __attribute__((packed));
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static inline __u8 uac_feature_unit_iFeature(struct uac_feature_unit_descriptor *desc)
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{
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__u8 *raw = (__u8 *) desc;
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return raw[desc->bLength - 1];
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}
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#endif
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/* 4.3.2.6 Processing Unit Descriptors */
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struct uac_processing_unit_descriptor {
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__u8 bLength;
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__u8 bDescriptorType;
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__u8 bDescriptorSubtype;
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__u8 bUnitID;
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__le16 wProcessType;
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__u8 bNrInPins;
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__u8 baSourceID[];
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} __attribute__ ((packed));
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static inline __u8 uac_processing_unit_bNrChannels(struct uac_processing_unit_descriptor *desc)
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{
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return desc->baSourceID[desc->bNrInPins];
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}
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static inline __u32 uac_processing_unit_wChannelConfig(struct uac_processing_unit_descriptor *desc,
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int protocol)
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{
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if (protocol == UAC_VERSION_1)
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return (desc->baSourceID[desc->bNrInPins + 2] << 8) |
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desc->baSourceID[desc->bNrInPins + 1];
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else
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return (desc->baSourceID[desc->bNrInPins + 4] << 24) |
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(desc->baSourceID[desc->bNrInPins + 3] << 16) |
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(desc->baSourceID[desc->bNrInPins + 2] << 8) |
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(desc->baSourceID[desc->bNrInPins + 1]);
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}
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|
||||
static inline __u8 uac_processing_unit_iChannelNames(struct uac_processing_unit_descriptor *desc,
|
||||
int protocol)
|
||||
{
|
||||
return (protocol == UAC_VERSION_1) ?
|
||||
desc->baSourceID[desc->bNrInPins + 3] :
|
||||
desc->baSourceID[desc->bNrInPins + 5];
|
||||
}
|
||||
|
||||
static inline __u8 uac_processing_unit_bControlSize(struct uac_processing_unit_descriptor *desc,
|
||||
int protocol)
|
||||
{
|
||||
switch (protocol) {
|
||||
case UAC_VERSION_1:
|
||||
return desc->baSourceID[desc->bNrInPins + 4];
|
||||
case UAC_VERSION_2:
|
||||
return 2; /* in UAC2, this value is constant */
|
||||
case UAC_VERSION_3:
|
||||
return 4; /* in UAC3, this value is constant */
|
||||
default:
|
||||
return 1;
|
||||
}
|
||||
}
|
||||
|
||||
static inline __u8 *uac_processing_unit_bmControls(struct uac_processing_unit_descriptor *desc,
|
||||
int protocol)
|
||||
{
|
||||
switch (protocol) {
|
||||
case UAC_VERSION_1:
|
||||
return &desc->baSourceID[desc->bNrInPins + 5];
|
||||
case UAC_VERSION_2:
|
||||
return &desc->baSourceID[desc->bNrInPins + 6];
|
||||
case UAC_VERSION_3:
|
||||
return &desc->baSourceID[desc->bNrInPins + 2];
|
||||
default:
|
||||
return NULL;
|
||||
}
|
||||
}
|
||||
|
||||
static inline __u8 uac_processing_unit_iProcessing(struct uac_processing_unit_descriptor *desc,
|
||||
int protocol)
|
||||
{
|
||||
__u8 control_size = uac_processing_unit_bControlSize(desc, protocol);
|
||||
|
||||
switch (protocol) {
|
||||
case UAC_VERSION_1:
|
||||
case UAC_VERSION_2:
|
||||
default:
|
||||
return *(uac_processing_unit_bmControls(desc, protocol)
|
||||
+ control_size);
|
||||
case UAC_VERSION_3:
|
||||
return 0; /* UAC3 does not have this field */
|
||||
}
|
||||
}
|
||||
|
||||
static inline __u8 *uac_processing_unit_specific(struct uac_processing_unit_descriptor *desc,
|
||||
int protocol)
|
||||
{
|
||||
__u8 control_size = uac_processing_unit_bControlSize(desc, protocol);
|
||||
|
||||
switch (protocol) {
|
||||
case UAC_VERSION_1:
|
||||
case UAC_VERSION_2:
|
||||
default:
|
||||
return uac_processing_unit_bmControls(desc, protocol)
|
||||
+ control_size + 1;
|
||||
case UAC_VERSION_3:
|
||||
return uac_processing_unit_bmControls(desc, protocol)
|
||||
+ control_size;
|
||||
}
|
||||
}
|
||||
|
||||
/*
|
||||
* Extension Unit (XU) has almost compatible layout with Processing Unit, but
|
||||
* on UAC2, it has a different bmControls size (bControlSize); it's 1 byte for
|
||||
* XU while 2 bytes for PU. The last iExtension field is a one-byte index as
|
||||
* well as iProcessing field of PU.
|
||||
*/
|
||||
static inline __u8 uac_extension_unit_bControlSize(struct uac_processing_unit_descriptor *desc,
|
||||
int protocol)
|
||||
{
|
||||
switch (protocol) {
|
||||
case UAC_VERSION_1:
|
||||
return desc->baSourceID[desc->bNrInPins + 4];
|
||||
case UAC_VERSION_2:
|
||||
return 1; /* in UAC2, this value is constant */
|
||||
case UAC_VERSION_3:
|
||||
return 4; /* in UAC3, this value is constant */
|
||||
default:
|
||||
return 1;
|
||||
}
|
||||
}
|
||||
|
||||
static inline __u8 uac_extension_unit_iExtension(struct uac_processing_unit_descriptor *desc,
|
||||
int protocol)
|
||||
{
|
||||
__u8 control_size = uac_extension_unit_bControlSize(desc, protocol);
|
||||
|
||||
switch (protocol) {
|
||||
case UAC_VERSION_1:
|
||||
case UAC_VERSION_2:
|
||||
default:
|
||||
return *(uac_processing_unit_bmControls(desc, protocol)
|
||||
+ control_size);
|
||||
case UAC_VERSION_3:
|
||||
return 0; /* UAC3 does not have this field */
|
||||
}
|
||||
}
|
||||
|
||||
/* 4.5.2 Class-Specific AS Interface Descriptor */
|
||||
struct uac1_as_header_descriptor {
|
||||
__u8 bLength; /* in bytes: 7 */
|
||||
__u8 bDescriptorType; /* USB_DT_CS_INTERFACE */
|
||||
__u8 bDescriptorSubtype; /* AS_GENERAL */
|
||||
__u8 bTerminalLink; /* Terminal ID of connected Terminal */
|
||||
__u8 bDelay; /* Delay introduced by the data path */
|
||||
__le16 wFormatTag; /* The Audio Data Format */
|
||||
} __attribute__ ((packed));
|
||||
|
||||
#define UAC_DT_AS_HEADER_SIZE 7
|
||||
|
||||
/* Formats - A.1.1 Audio Data Format Type I Codes */
|
||||
#define UAC_FORMAT_TYPE_I_UNDEFINED 0x0
|
||||
#define UAC_FORMAT_TYPE_I_PCM 0x1
|
||||
#define UAC_FORMAT_TYPE_I_PCM8 0x2
|
||||
#define UAC_FORMAT_TYPE_I_IEEE_FLOAT 0x3
|
||||
#define UAC_FORMAT_TYPE_I_ALAW 0x4
|
||||
#define UAC_FORMAT_TYPE_I_MULAW 0x5
|
||||
|
||||
struct uac_format_type_i_continuous_descriptor {
|
||||
__u8 bLength; /* in bytes: 8 + (ns * 3) */
|
||||
__u8 bDescriptorType; /* USB_DT_CS_INTERFACE */
|
||||
__u8 bDescriptorSubtype; /* FORMAT_TYPE */
|
||||
__u8 bFormatType; /* FORMAT_TYPE_1 */
|
||||
__u8 bNrChannels; /* physical channels in the stream */
|
||||
__u8 bSubframeSize; /* */
|
||||
__u8 bBitResolution;
|
||||
__u8 bSamFreqType;
|
||||
__u8 tLowerSamFreq[3];
|
||||
__u8 tUpperSamFreq[3];
|
||||
} __attribute__ ((packed));
|
||||
|
||||
#define UAC_FORMAT_TYPE_I_CONTINUOUS_DESC_SIZE 14
|
||||
|
||||
struct uac_format_type_i_discrete_descriptor {
|
||||
__u8 bLength; /* in bytes: 8 + (ns * 3) */
|
||||
__u8 bDescriptorType; /* USB_DT_CS_INTERFACE */
|
||||
__u8 bDescriptorSubtype; /* FORMAT_TYPE */
|
||||
__u8 bFormatType; /* FORMAT_TYPE_1 */
|
||||
__u8 bNrChannels; /* physical channels in the stream */
|
||||
__u8 bSubframeSize; /* */
|
||||
__u8 bBitResolution;
|
||||
__u8 bSamFreqType;
|
||||
__u8 tSamFreq[][3];
|
||||
} __attribute__ ((packed));
|
||||
|
||||
#define DECLARE_UAC_FORMAT_TYPE_I_DISCRETE_DESC(n) \
|
||||
struct uac_format_type_i_discrete_descriptor_##n { \
|
||||
__u8 bLength; \
|
||||
__u8 bDescriptorType; \
|
||||
__u8 bDescriptorSubtype; \
|
||||
__u8 bFormatType; \
|
||||
__u8 bNrChannels; \
|
||||
__u8 bSubframeSize; \
|
||||
__u8 bBitResolution; \
|
||||
__u8 bSamFreqType; \
|
||||
__u8 tSamFreq[n][3]; \
|
||||
} __attribute__ ((packed))
|
||||
|
||||
#define UAC_FORMAT_TYPE_I_DISCRETE_DESC_SIZE(n) (8 + (n * 3))
|
||||
|
||||
struct uac_format_type_i_ext_descriptor {
|
||||
__u8 bLength;
|
||||
__u8 bDescriptorType;
|
||||
__u8 bDescriptorSubtype;
|
||||
__u8 bFormatType;
|
||||
__u8 bSubslotSize;
|
||||
__u8 bBitResolution;
|
||||
__u8 bHeaderLength;
|
||||
__u8 bControlSize;
|
||||
__u8 bSideBandProtocol;
|
||||
} __attribute__((packed));
|
||||
|
||||
/* Formats - Audio Data Format Type I Codes */
|
||||
|
||||
#define UAC_FORMAT_TYPE_II_MPEG 0x1001
|
||||
#define UAC_FORMAT_TYPE_II_AC3 0x1002
|
||||
|
||||
struct uac_format_type_ii_discrete_descriptor {
|
||||
__u8 bLength;
|
||||
__u8 bDescriptorType;
|
||||
__u8 bDescriptorSubtype;
|
||||
__u8 bFormatType;
|
||||
__le16 wMaxBitRate;
|
||||
__le16 wSamplesPerFrame;
|
||||
__u8 bSamFreqType;
|
||||
__u8 tSamFreq[][3];
|
||||
} __attribute__((packed));
|
||||
|
||||
struct uac_format_type_ii_ext_descriptor {
|
||||
__u8 bLength;
|
||||
__u8 bDescriptorType;
|
||||
__u8 bDescriptorSubtype;
|
||||
__u8 bFormatType;
|
||||
__le16 wMaxBitRate;
|
||||
__le16 wSamplesPerFrame;
|
||||
__u8 bHeaderLength;
|
||||
__u8 bSideBandProtocol;
|
||||
} __attribute__((packed));
|
||||
|
||||
/* type III */
|
||||
#define UAC_FORMAT_TYPE_III_IEC1937_AC3 0x2001
|
||||
#define UAC_FORMAT_TYPE_III_IEC1937_MPEG1_LAYER1 0x2002
|
||||
#define UAC_FORMAT_TYPE_III_IEC1937_MPEG2_NOEXT 0x2003
|
||||
#define UAC_FORMAT_TYPE_III_IEC1937_MPEG2_EXT 0x2004
|
||||
#define UAC_FORMAT_TYPE_III_IEC1937_MPEG2_LAYER1_LS 0x2005
|
||||
#define UAC_FORMAT_TYPE_III_IEC1937_MPEG2_LAYER23_LS 0x2006
|
||||
|
||||
/* Formats - A.2 Format Type Codes */
|
||||
#define UAC_FORMAT_TYPE_UNDEFINED 0x0
|
||||
#define UAC_FORMAT_TYPE_I 0x1
|
||||
#define UAC_FORMAT_TYPE_II 0x2
|
||||
#define UAC_FORMAT_TYPE_III 0x3
|
||||
#define UAC_EXT_FORMAT_TYPE_I 0x81
|
||||
#define UAC_EXT_FORMAT_TYPE_II 0x82
|
||||
#define UAC_EXT_FORMAT_TYPE_III 0x83
|
||||
|
||||
struct uac_iso_endpoint_descriptor {
|
||||
__u8 bLength; /* in bytes: 7 */
|
||||
__u8 bDescriptorType; /* USB_DT_CS_ENDPOINT */
|
||||
__u8 bDescriptorSubtype; /* EP_GENERAL */
|
||||
__u8 bmAttributes;
|
||||
__u8 bLockDelayUnits;
|
||||
__le16 wLockDelay;
|
||||
} __attribute__((packed));
|
||||
#define UAC_ISO_ENDPOINT_DESC_SIZE 7
|
||||
|
||||
#define UAC_EP_CS_ATTR_SAMPLE_RATE 0x01
|
||||
#define UAC_EP_CS_ATTR_PITCH_CONTROL 0x02
|
||||
#define UAC_EP_CS_ATTR_FILL_MAX 0x80
|
||||
|
||||
/* status word format (3.7.1.1) */
|
||||
|
||||
#define UAC1_STATUS_TYPE_ORIG_MASK 0x0f
|
||||
#define UAC1_STATUS_TYPE_ORIG_AUDIO_CONTROL_IF 0x0
|
||||
#define UAC1_STATUS_TYPE_ORIG_AUDIO_STREAM_IF 0x1
|
||||
#define UAC1_STATUS_TYPE_ORIG_AUDIO_STREAM_EP 0x2
|
||||
|
||||
#define UAC1_STATUS_TYPE_IRQ_PENDING (1 << 7)
|
||||
#define UAC1_STATUS_TYPE_MEM_CHANGED (1 << 6)
|
||||
|
||||
struct uac1_status_word {
|
||||
__u8 bStatusType;
|
||||
__u8 bOriginator;
|
||||
} __attribute__((packed));
|
||||
|
||||
|
||||
#endif /* _UAPI__LINUX_USB_AUDIO_H */
|
||||
|
|
@ -11,7 +11,8 @@
|
|||
#include <rthw.h>
|
||||
#include <rtdevice.h>
|
||||
#include "drivers/usb_device.h"
|
||||
#include "audio.h"
|
||||
|
||||
#include "uaudioreg.h"
|
||||
|
||||
#define DBG_TAG "usbd.audio.mic"
|
||||
#define DBG_LVL DBG_INFO
|
||||
|
|
@ -46,9 +47,6 @@
|
|||
#define UAC_MAX_PACKET_SIZE 64
|
||||
#define UAC_EP_MAX_PACKET_SIZE 32
|
||||
#define UAC_CHANNEL_NUM RECORD_CHANNEL
|
||||
#define UAC_INTR_NUM 1
|
||||
#define UAC_CH_NUM 1
|
||||
#define UAC_FORMAT_NUM 1
|
||||
|
||||
struct uac_ac_descriptor
|
||||
{
|
||||
|
|
@ -56,21 +54,21 @@ struct uac_ac_descriptor
|
|||
struct uiad_descriptor iad_desc;
|
||||
#endif
|
||||
struct uinterface_descriptor intf_desc;
|
||||
DECLARE_UAC_AC_HEADER_DESCRIPTOR(UAC_INTR_NUM) hdr_desc;
|
||||
struct uac_input_terminal_descriptor it_desc;
|
||||
struct uac1_output_terminal_descriptor ot_desc;
|
||||
struct usb_audio_control_descriptor hdr_desc;
|
||||
struct usb_audio_input_terminal it_desc;
|
||||
struct usb_audio_output_terminal ot_desc;
|
||||
#if UAC_USE_FEATURE_UNIT
|
||||
DECLARE_UAC_FEATURE_UNIT_DESCRIPTOR(UAC_CH_NUM) feature_unit_desc;
|
||||
struct usb_audio_feature_unit feature_unit_desc;
|
||||
#endif
|
||||
};
|
||||
|
||||
struct uac_as_descriptor
|
||||
{
|
||||
struct uinterface_descriptor intf_desc;
|
||||
struct uac1_as_header_descriptor hdr_desc;
|
||||
DECLARE_UAC_FORMAT_TYPE_I_DISCRETE_DESC(UAC_FORMAT_NUM) format_type_desc;
|
||||
struct usb_audio_streaming_interface_descriptor hdr_desc;
|
||||
struct usb_audio_streaming_type1_descriptor format_type_desc;
|
||||
struct uendpoint_descriptor ep_desc;
|
||||
struct uac_iso_endpoint_descriptor as_ep_desc;
|
||||
struct usb_audio_streaming_endpoint_descriptor as_ep_desc;
|
||||
};
|
||||
|
||||
/*
|
||||
|
|
@ -169,9 +167,9 @@ static struct uac_ac_descriptor ac_desc =
|
|||
},
|
||||
/* Header Descriptor */
|
||||
{
|
||||
UAC_DT_AC_HEADER_SIZE(UAC_INTR_NUM),
|
||||
sizeof(struct usb_audio_control_descriptor),
|
||||
UAC_CS_INTERFACE,
|
||||
UAC_HEADER,
|
||||
UDESCSUB_AC_HEADER,
|
||||
0x0100, /* Version: 1.00 */
|
||||
0x001E, /* Total length: 30 */
|
||||
0x01, /* Total number of interfaces: 1 */
|
||||
|
|
@ -179,9 +177,9 @@ static struct uac_ac_descriptor ac_desc =
|
|||
},
|
||||
/* Input Terminal Descriptor */
|
||||
{
|
||||
UAC_DT_INPUT_TERMINAL_SIZE,
|
||||
sizeof(struct usb_audio_input_terminal),
|
||||
UAC_CS_INTERFACE,
|
||||
UAC_INPUT_TERMINAL,
|
||||
UDESCSUB_AC_INPUT,
|
||||
0x01, /* Terminal ID: 1 */
|
||||
0x0201, /* Terminal Type: Microphone (0x0201) */
|
||||
0x00, /* Assoc Terminal: 0 */
|
||||
|
|
@ -192,9 +190,9 @@ static struct uac_ac_descriptor ac_desc =
|
|||
},
|
||||
/* Output Terminal Descriptor */
|
||||
{
|
||||
UAC_DT_OUTPUT_TERMINAL_SIZE,
|
||||
sizeof(struct usb_audio_output_terminal),
|
||||
UAC_CS_INTERFACE,
|
||||
UAC_OUTPUT_TERMINAL,
|
||||
UDESCSUB_AC_OUTPUT,
|
||||
0x02, /* Terminal ID: 2 */
|
||||
0x0101, /* Terminal Type: USB Streaming (0x0101) */
|
||||
0x00, /* Assoc Terminal: 0 */
|
||||
|
|
@ -204,11 +202,12 @@ static struct uac_ac_descriptor ac_desc =
|
|||
#if UAC_USE_FEATURE_UNIT
|
||||
/* Feature unit Descriptor */
|
||||
{
|
||||
UAC_DT_FEATURE_UNIT_SIZE(UAC_CH_NUM),
|
||||
sizeof(struct usb_audio_feature_unit),
|
||||
UAC_CS_INTERFACE,
|
||||
UAC_FEATURE_UNIT,
|
||||
UDESCSUB_AC_FEATURE,
|
||||
0x02,
|
||||
0x0101,
|
||||
0x01,
|
||||
0x01,
|
||||
0x00,
|
||||
0x01,
|
||||
},
|
||||
|
|
@ -246,19 +245,19 @@ static struct uac_as_descriptor as_desc =
|
|||
},
|
||||
/* General AS Descriptor */
|
||||
{
|
||||
UAC_DT_AS_HEADER_SIZE,
|
||||
sizeof(struct usb_audio_streaming_interface_descriptor),
|
||||
UAC_CS_INTERFACE,
|
||||
UAC_AS_GENERAL,
|
||||
AS_GENERAL,
|
||||
0x02, /* Terminal ID: 2 */
|
||||
0x01, /* Interface delay in frames: 1 */
|
||||
UAC_FORMAT_TYPE_I_PCM,
|
||||
UA_FMT_PCM,
|
||||
},
|
||||
/* Format type i Descriptor */
|
||||
{
|
||||
UAC_FORMAT_TYPE_I_DISCRETE_DESC_SIZE(UAC_FORMAT_NUM),
|
||||
sizeof(struct usb_audio_streaming_type1_descriptor),
|
||||
UAC_CS_INTERFACE,
|
||||
UAC_FORMAT_TYPE,
|
||||
UAC_FORMAT_TYPE_I,
|
||||
FORMAT_TYPE,
|
||||
FORMAT_TYPE_I,
|
||||
UAC_CHANNEL_NUM,
|
||||
2, /* Subframe Size: 2 */
|
||||
RESOLUTION_BITS,
|
||||
|
|
@ -276,9 +275,9 @@ static struct uac_as_descriptor as_desc =
|
|||
},
|
||||
/* AS Endpoint Descriptor */
|
||||
{
|
||||
UAC_ISO_ENDPOINT_DESC_SIZE,
|
||||
sizeof(struct usb_audio_streaming_endpoint_descriptor),
|
||||
UAC_CS_ENDPOINT,
|
||||
UAC_MS_GENERAL,
|
||||
AS_GENERAL,
|
||||
},
|
||||
};
|
||||
|
||||
|
|
@ -476,9 +475,9 @@ static rt_err_t _uac_descriptor_config(struct uac_ac_descriptor *ac,
|
|||
|
||||
static rt_err_t _uac_samplerate_config(struct uac_as_descriptor *as, rt_uint32_t samplerate)
|
||||
{
|
||||
as->format_type_desc.tSamFreq[0][2] = samplerate >> 16 & 0xff;
|
||||
as->format_type_desc.tSamFreq[0][1] = samplerate >> 8 & 0xff;
|
||||
as->format_type_desc.tSamFreq[0][0] = samplerate & 0xff;
|
||||
as->format_type_desc.tSamFreq[0 * 3 + 2] = samplerate >> 16 & 0xff;
|
||||
as->format_type_desc.tSamFreq[0 * 3 + 1] = samplerate >> 8 & 0xff;
|
||||
as->format_type_desc.tSamFreq[0 * 3 + 0] = samplerate & 0xff;
|
||||
return RT_EOK;
|
||||
}
|
||||
|
||||
|
|
|
|||
|
|
@ -11,7 +11,9 @@
|
|||
#include <rthw.h>
|
||||
#include <rtdevice.h>
|
||||
#include "drivers/usb_device.h"
|
||||
#include "audio.h"
|
||||
|
||||
#define AUFMT_MAX_FREQUENCIES 1
|
||||
#include "uaudioreg.h"
|
||||
|
||||
#define DBG_TAG "usbd.audio.speaker"
|
||||
#define DBG_LVL DBG_INFO
|
||||
|
|
@ -46,9 +48,6 @@
|
|||
#define UAC_MAX_PACKET_SIZE 64
|
||||
#define UAC_EP_MAX_PACKET_SIZE 32
|
||||
#define UAC_CHANNEL_NUM AUDIO_CHANNEL
|
||||
#define UAC_INTR_NUM 1
|
||||
#define UAC_CH_NUM 1
|
||||
#define UAC_FORMAT_NUM 1
|
||||
|
||||
struct uac_ac_descriptor
|
||||
{
|
||||
|
|
@ -56,21 +55,21 @@ struct uac_ac_descriptor
|
|||
struct uiad_descriptor iad_desc;
|
||||
#endif
|
||||
struct uinterface_descriptor intf_desc;
|
||||
DECLARE_UAC_AC_HEADER_DESCRIPTOR(UAC_INTR_NUM) hdr_desc;
|
||||
struct uac_input_terminal_descriptor it_desc;
|
||||
struct uac1_output_terminal_descriptor ot_desc;
|
||||
struct usb_audio_control_descriptor hdr_desc;
|
||||
struct usb_audio_input_terminal it_desc;
|
||||
struct usb_audio_output_terminal ot_desc;
|
||||
#if UAC_USE_FEATURE_UNIT
|
||||
DECLARE_UAC_FEATURE_UNIT_DESCRIPTOR(UAC_CH_NUM) feature_unit_desc;
|
||||
struct usb_audio_feature_unit feature_unit_desc;
|
||||
#endif
|
||||
};
|
||||
|
||||
struct uac_as_descriptor
|
||||
{
|
||||
struct uinterface_descriptor intf_desc;
|
||||
struct uac1_as_header_descriptor hdr_desc;
|
||||
DECLARE_UAC_FORMAT_TYPE_I_DISCRETE_DESC(UAC_FORMAT_NUM) format_type_desc;
|
||||
struct usb_audio_streaming_interface_descriptor hdr_desc;
|
||||
struct usb_audio_streaming_type1_descriptor format_type_desc;
|
||||
struct uendpoint_descriptor ep_desc;
|
||||
struct uac_iso_endpoint_descriptor as_ep_desc;
|
||||
struct usb_audio_streaming_endpoint_descriptor as_ep_desc;
|
||||
};
|
||||
|
||||
/*
|
||||
|
|
@ -169,9 +168,9 @@ static struct uac_ac_descriptor ac_desc =
|
|||
},
|
||||
/* Header Descriptor */
|
||||
{
|
||||
UAC_DT_AC_HEADER_SIZE(UAC_INTR_NUM),
|
||||
sizeof(struct usb_audio_control_descriptor),
|
||||
UAC_CS_INTERFACE,
|
||||
UAC_HEADER,
|
||||
UDESCSUB_AC_HEADER,
|
||||
0x0100, /* Version: 1.00 */
|
||||
0x0027, /* Total length: 39 */
|
||||
0x01, /* Total number of interfaces: 1 */
|
||||
|
|
@ -179,9 +178,9 @@ static struct uac_ac_descriptor ac_desc =
|
|||
},
|
||||
/* Input Terminal Descriptor */
|
||||
{
|
||||
UAC_DT_INPUT_TERMINAL_SIZE,
|
||||
sizeof(struct usb_audio_input_terminal),
|
||||
UAC_CS_INTERFACE,
|
||||
UAC_INPUT_TERMINAL,
|
||||
UDESCSUB_AC_INPUT,
|
||||
0x01, /* Terminal ID: 1 */
|
||||
0x0101, /* Terminal Type: USB Streaming (0x0101) */
|
||||
0x00, /* Assoc Terminal: 0 */
|
||||
|
|
@ -192,9 +191,9 @@ static struct uac_ac_descriptor ac_desc =
|
|||
},
|
||||
/* Output Terminal Descriptor */
|
||||
{
|
||||
UAC_DT_OUTPUT_TERMINAL_SIZE,
|
||||
sizeof(struct usb_audio_output_terminal),
|
||||
UAC_CS_INTERFACE,
|
||||
UAC_OUTPUT_TERMINAL,
|
||||
UDESCSUB_AC_OUTPUT,
|
||||
0x02, /* Terminal ID: 2 */
|
||||
0x0302, /* Terminal Type: Headphones (0x0302) */
|
||||
0x00, /* Assoc Terminal: 0 */
|
||||
|
|
@ -246,19 +245,19 @@ static struct uac_as_descriptor as_desc =
|
|||
},
|
||||
/* General AS Descriptor */
|
||||
{
|
||||
UAC_DT_AS_HEADER_SIZE,
|
||||
sizeof(struct usb_audio_streaming_interface_descriptor),
|
||||
UAC_CS_INTERFACE,
|
||||
UAC_AS_GENERAL,
|
||||
AS_GENERAL,
|
||||
0x01, /* Terminal ID: 1 */
|
||||
0x01, /* Interface delay in frames: 1 */
|
||||
UAC_FORMAT_TYPE_I_PCM,
|
||||
UA_FMT_PCM,
|
||||
},
|
||||
/* Format type i Descriptor */
|
||||
{
|
||||
UAC_FORMAT_TYPE_I_DISCRETE_DESC_SIZE(UAC_FORMAT_NUM),
|
||||
sizeof(struct usb_audio_streaming_type1_descriptor),
|
||||
UAC_CS_INTERFACE,
|
||||
UAC_FORMAT_TYPE,
|
||||
UAC_FORMAT_TYPE_I,
|
||||
FORMAT_TYPE,
|
||||
FORMAT_TYPE_I,
|
||||
UAC_CHANNEL_NUM,
|
||||
2, /* Subframe Size: 2 */
|
||||
RESOLUTION_BITS,
|
||||
|
|
@ -276,9 +275,9 @@ static struct uac_as_descriptor as_desc =
|
|||
},
|
||||
/* AS Endpoint Descriptor */
|
||||
{
|
||||
UAC_ISO_ENDPOINT_DESC_SIZE,
|
||||
sizeof(struct usb_audio_streaming_endpoint_descriptor),
|
||||
UAC_CS_ENDPOINT,
|
||||
UAC_MS_GENERAL,
|
||||
AS_GENERAL,
|
||||
},
|
||||
};
|
||||
|
||||
|
|
@ -477,9 +476,9 @@ static rt_err_t _uac_descriptor_config(struct uac_ac_descriptor *ac,
|
|||
|
||||
static rt_err_t _uac_samplerate_config(struct uac_as_descriptor *as, rt_uint32_t samplerate)
|
||||
{
|
||||
as->format_type_desc.tSamFreq[0][2] = samplerate >> 16 & 0xff;
|
||||
as->format_type_desc.tSamFreq[0][1] = samplerate >> 8 & 0xff;
|
||||
as->format_type_desc.tSamFreq[0][0] = samplerate & 0xff;
|
||||
as->format_type_desc.tSamFreq[0 * 3 + 2] = samplerate >> 16 & 0xff;
|
||||
as->format_type_desc.tSamFreq[0 * 3 + 1] = samplerate >> 8 & 0xff;
|
||||
as->format_type_desc.tSamFreq[0 * 3 + 0] = samplerate & 0xff;
|
||||
return RT_EOK;
|
||||
}
|
||||
|
||||
|
|
|
|||
|
|
@ -0,0 +1,418 @@
|
|||
/* $NetBSD: uaudioreg.h,v 1.15.38.1 2012/06/02 11:09:29 mrg Exp $ */
|
||||
|
||||
/*
|
||||
* 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.
|
||||
*/
|
||||
|
||||
#include <rtdef.h>
|
||||
|
||||
typedef uint8_t uByte;
|
||||
typedef uint16_t uWord;
|
||||
|
||||
#define UPACKED __attribute__ ((packed))
|
||||
|
||||
#define UAUDIO_VERSION 0x100
|
||||
|
||||
#define USB_SUBCLASS_AUDIOCONTROL 1
|
||||
#define USB_SUBCLASS_AUDIOSTREAMING 2
|
||||
#define USB_SUBCLASS_AUDIOMIDISTREAM 3
|
||||
|
||||
#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
|
||||
|
||||
#ifndef AUFMT_MAX_FREQUENCIES
|
||||
#define AUFMT_MAX_FREQUENCIES 1
|
||||
#endif
|
||||
|
||||
/* The first fields are identical to usb_endpoint_descriptor_t */
|
||||
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;
|
||||
} UPACKED usb_endpoint_descriptor_audio_t;
|
||||
|
||||
/* generic, for iteration */
|
||||
typedef struct {
|
||||
uByte bLength;
|
||||
uByte bDescriptorType;
|
||||
uByte bDescriptorSubtype;
|
||||
} UPACKED uaudio_cs_descriptor_t;
|
||||
|
||||
struct usb_audio_control_descriptor {
|
||||
uByte bLength;
|
||||
uByte bDescriptorType;
|
||||
uByte bDescriptorSubtype;
|
||||
uWord bcdADC;
|
||||
uWord wTotalLength;
|
||||
uByte bInCollection;
|
||||
uByte baInterfaceNr[1];
|
||||
} UPACKED;
|
||||
|
||||
struct usb_audio_streaming_interface_descriptor {
|
||||
uByte bLength;
|
||||
uByte bDescriptorType;
|
||||
uByte bDescriptorSubtype;
|
||||
uByte bTerminalLink;
|
||||
uByte bDelay;
|
||||
uWord wFormatTag;
|
||||
} UPACKED;
|
||||
|
||||
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;
|
||||
} UPACKED;
|
||||
|
||||
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[3*AUFMT_MAX_FREQUENCIES];
|
||||
#define UA_GETSAMP(p, n) ((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)
|
||||
} UPACKED;
|
||||
|
||||
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;
|
||||
} UPACKED;
|
||||
|
||||
/* 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;
|
||||
} UPACKED;
|
||||
|
||||
/* UDESCSUB_AC_OUTPUT */
|
||||
struct usb_audio_output_terminal {
|
||||
uByte bLength;
|
||||
uByte bDescriptorType;
|
||||
uByte bDescriptorSubtype;
|
||||
uByte bTerminalId;
|
||||
uWord wTerminalType;
|
||||
uByte bAssocTerminal;
|
||||
uByte bSourceId;
|
||||
uByte iTerminal;
|
||||
} UPACKED;
|
||||
|
||||
/* UDESCSUB_AC_MIXER */
|
||||
struct usb_audio_mixer_unit {
|
||||
uByte bLength;
|
||||
uByte bDescriptorType;
|
||||
uByte bDescriptorSubtype;
|
||||
uByte bUnitId;
|
||||
uByte bNrInPins;
|
||||
uByte baSourceId[255]; /* [bNrInPins] */
|
||||
/* struct usb_audio_mixer_unit_1 */
|
||||
} UPACKED;
|
||||
struct usb_audio_mixer_unit_1 {
|
||||
uByte bNrChannels;
|
||||
uWord wChannelConfig;
|
||||
uByte iChannelNames;
|
||||
uByte bmControls[255]; /* [bNrChannels] */
|
||||
/*uByte iMixer;*/
|
||||
} UPACKED;
|
||||
|
||||
/* UDESCSUB_AC_SELECTOR */
|
||||
struct usb_audio_selector_unit {
|
||||
uByte bLength;
|
||||
uByte bDescriptorType;
|
||||
uByte bDescriptorSubtype;
|
||||
uByte bUnitId;
|
||||
uByte bNrInPins;
|
||||
uByte baSourceId[255]; /* [bNrInPins] */
|
||||
/* uByte iSelector; */
|
||||
} UPACKED;
|
||||
|
||||
/* UDESCSUB_AC_FEATURE */
|
||||
struct usb_audio_feature_unit {
|
||||
uByte bLength;
|
||||
uByte bDescriptorType;
|
||||
uByte bDescriptorSubtype;
|
||||
uByte bUnitId;
|
||||
uByte bSourceId;
|
||||
uByte bControlSize;
|
||||
uByte bmaControls[2]; /* size for more than enough */
|
||||
/* uByte iFeature; */
|
||||
} UPACKED;
|
||||
|
||||
/* UDESCSUB_AC_PROCESSING */
|
||||
struct usb_audio_processing_unit {
|
||||
uByte bLength;
|
||||
uByte bDescriptorType;
|
||||
uByte bDescriptorSubtype;
|
||||
uByte bUnitId;
|
||||
uWord wProcessType;
|
||||
uByte bNrInPins;
|
||||
uByte baSourceId[255]; /* [bNrInPins] */
|
||||
/* struct usb_audio_processing_unit_1 */
|
||||
} UPACKED;
|
||||
struct usb_audio_processing_unit_1{
|
||||
uByte bNrChannels;
|
||||
uWord wChannelConfig;
|
||||
uByte iChannelNames;
|
||||
uByte bControlSize;
|
||||
uByte bmControls[255]; /* [bControlSize] */
|
||||
#define UA_PROC_ENABLE_MASK 1
|
||||
} UPACKED;
|
||||
|
||||
struct usb_audio_processing_unit_updown {
|
||||
uByte iProcessing;
|
||||
uByte bNrModes;
|
||||
uWord waModes[255]; /* [bNrModes] */
|
||||
} UPACKED;
|
||||
|
||||
/* UDESCSUB_AC_EXTENSION */
|
||||
struct usb_audio_extension_unit {
|
||||
uByte bLength;
|
||||
uByte bDescriptorType;
|
||||
uByte bDescriptorSubtype;
|
||||
uByte bUnitId;
|
||||
uWord wExtensionCode;
|
||||
uByte bNrInPins;
|
||||
uByte baSourceId[255]; /* [bNrInPins] */
|
||||
/* struct usb_audio_extension_unit_1 */
|
||||
} UPACKED;
|
||||
struct usb_audio_extension_unit_1 {
|
||||
uByte bNrChannels;
|
||||
uWord wChannelConfig;
|
||||
uByte iChannelNames;
|
||||
uByte bControlSize;
|
||||
uByte bmControls[255]; /* [bControlSize] */
|
||||
#define UA_EXT_ENABLE_MASK 1
|
||||
#define UA_EXT_ENABLE 1
|
||||
/*uByte iExtension;*/
|
||||
} UPACKED;
|
||||
|
||||
/* 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
|
||||
|
||||
#define FU_MASK(u) (1 << ((u)-1))
|
||||
|
||||
#define MASTER_CHAN 0
|
||||
|
||||
#define AS_GENERAL 1
|
||||
#define FORMAT_TYPE 2
|
||||
#define FORMAT_SPECIFIC 3
|
||||
|
||||
#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
|
||||
Loading…
Reference in New Issue