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/*
* Copyright (c) 2017, The Linux Foundation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 and
* only version 2 as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* This file holds USB constants and structures defined
* by the USB Device Class Definition for Audio Devices in version 3.0.
* Comments below reference relevant sections of the documents contained
* in http://www.usb.org/developers/docs/devclass_docs/USB_Audio_v3.0.zip
*/
#ifndef __LINUX_USB_AUDIO_V3_H
#define __LINUX_USB_AUDIO_V3_H
#include <linux/types.h>
#define UAC3_MIXER_UNIT_V3 0x05
#define UAC3_FEATURE_UNIT_V3 0x07
#define UAC3_CLOCK_SOURCE 0x0b
#define BADD_MAXPSIZE_SYNC_MONO_16 0x0060
#define BADD_MAXPSIZE_SYNC_MONO_24 0x0090
#define BADD_MAXPSIZE_SYNC_STEREO_16 0x00c0
#define BADD_MAXPSIZE_SYNC_STEREO_24 0x0120
#define BADD_MAXPSIZE_ASYNC_MONO_16 0x0062
#define BADD_MAXPSIZE_ASYNC_MONO_24 0x0093
#define BADD_MAXPSIZE_ASYNC_STEREO_16 0x00c4
#define BADD_MAXPSIZE_ASYNC_STEREO_24 0x0126
#define BIT_RES_16_BIT 0x10
#define BIT_RES_24_BIT 0x18
#define SUBSLOTSIZE_16_BIT 0x02
#define SUBSLOTSIZE_24_BIT 0x03
#define BADD_SAMPLING_RATE 48000
#define NUM_CHANNELS_MONO 1
#define NUM_CHANNELS_STEREO 2
#define BADD_CH_CONFIG_MONO 0
#define BADD_CH_CONFIG_STEREO 3
#define CLUSTER_ID_MONO 0x0001
#define CLUSTER_ID_STEREO 0x0002
#define FULL_ADC_PROFILE 0x01
/* BADD Profile IDs */
#define PROF_GENERIC_IO 0x20
#define PROF_HEADPHONE 0x21
#define PROF_SPEAKER 0x22
#define PROF_MICROPHONE 0x23
#define PROF_HEADSET 0x24
#define PROF_HEADSET_ADAPTER 0x25
#define PROF_SPEAKERPHONE 0x26
/* BADD Entity IDs */
#define BADD_OUT_TERM_ID_BAOF 0x03
#define BADD_OUT_TERM_ID_BAIF 0x06
#define BADD_IN_TERM_ID_BAOF 0x01
#define BADD_IN_TERM_ID_BAIF 0x04
#define BADD_FU_ID_BAOF 0x02
#define BADD_FU_ID_BAIF 0x05
#define BADD_CLOCK_SOURCE 0x09
#define BADD_FU_ID_BAIOF 0x07
#define BADD_MU_ID_BAIOF 0x08
#define UAC_BIDIR_TERMINAL_HEADSET 0x0402
#define UAC_BIDIR_TERMINAL_SPEAKERPHONE 0x0403
#define NUM_BADD_DESCS 7
struct uac3_input_terminal_descriptor {
__u8 bLength;
__u8 bDescriptorType;
__u8 bDescriptorSubtype;
__u8 bTerminalID;
__u16 wTerminalType;
__u8 bAssocTerminal;
__u8 bCSourceID;
__u32 bmControls;
__u16 wClusterDescrID;
__u16 wExTerminalDescrID;
__u16 wConnectorsDescrID;
__u16 wTerminalDescrStr;
} __packed;
#define UAC3_DT_INPUT_TERMINAL_SIZE 0x14
extern struct uac3_input_terminal_descriptor badd_baif_in_term_desc;
extern struct uac3_input_terminal_descriptor badd_baof_in_term_desc;
struct uac3_output_terminal_descriptor {
__u8 bLength;
__u8 bDescriptorType;
__u8 bDescriptorSubtype;
__u8 bTerminalID;
__u16 wTerminalType;
__u8 bAssocTerminal;
__u8 bSourceID;
__u8 bCSourceID;
__u32 bmControls;
__u16 wExTerminalDescrID;
__u16 wConnectorsDescrID;
__u16 wTerminalDescrStr;
} __packed;
#define UAC3_DT_OUTPUT_TERMINAL_SIZE 0x13
extern struct uac3_output_terminal_descriptor badd_baif_out_term_desc;
extern struct uac3_output_terminal_descriptor badd_baof_out_term_desc;
extern __u8 monoControls[];
extern __u8 stereoControls[];
extern __u8 badd_mu_src_ids[];
struct uac3_mixer_unit_descriptor {
__u8 bLength;
__u8 bDescriptorType;
__u8 bDescriptorSubtype;
__u8 bUnitID;
__u8 bNrInPins;
__u8 *baSourceID;
__u16 wClusterDescrID;
__u8 bmMixerControls;
__u32 bmControls;
__u16 wMixerDescrStr;
} __packed;
#define UAC3_DT_MIXER_UNIT_SIZE 0x10
extern struct uac3_mixer_unit_descriptor badd_baiof_mu_desc;
struct uac3_feature_unit_descriptor {
__u8 bLength;
__u8 bDescriptorType;
__u8 bDescriptorSubtype;
__u8 bUnitID;
__u8 bSourceID;
__u8 *bmaControls;
__u16 wFeatureDescrStr;
} __packed;
extern struct uac3_feature_unit_descriptor badd_baif_fu_desc;
extern struct uac3_feature_unit_descriptor badd_baof_fu_desc;
extern struct uac3_feature_unit_descriptor badd_baiof_fu_desc;
struct uac3_clock_source_descriptor {
__u8 bLength;
__u8 bDescriptorType;
__u8 bDescriptorSubtype;
__u8 bClockID;
__u8 bmAttributes;
__u32 bmControls;
__u8 bReferenceTerminal;
__u16 wClockSourceStr;
} __packed;
#define UAC3_DT_CLOCK_SRC_SIZE 0x0c
extern struct uac3_clock_source_descriptor badd_clock_desc;
extern void *badd_desc_list[];
#endif /* __LINUX_USB_AUDIO_V3_H */
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