/****************************************************************************
 ****************************************************************************
 ***
 ***   This header was automatically generated from a Linux kernel header
 ***   of the same name, to make information necessary for userspace to
 ***   call into the kernel available to libc.  It contains only constants,
 ***   structures, and macros generated from the original header, and thus,
 ***   contains no copyrightable information.
 ***
 ***   To edit the content of this header, modify the corresponding
 ***   source file (e.g. under external/kernel-headers/original/) then
 ***   run bionic/libc/kernel/tools/update_all.py
 ***
 ***   Any manual change here will be lost the next time this script will
 ***   be run. You've been warned!
 ***
 ****************************************************************************
 ****************************************************************************/
#ifndef _UAPI__LINUX_USB_AUDIO_H
#define _UAPI__LINUX_USB_AUDIO_H
#include <linux/types.h>
#define UAC_VERSION_1 0x00
#define UAC_VERSION_2 0x20
#define USB_SUBCLASS_AUDIOCONTROL 0x01
#define USB_SUBCLASS_AUDIOSTREAMING 0x02
#define USB_SUBCLASS_MIDISTREAMING 0x03
#define UAC_HEADER 0x01
#define UAC_INPUT_TERMINAL 0x02
#define UAC_OUTPUT_TERMINAL 0x03
#define UAC_MIXER_UNIT 0x04
#define UAC_SELECTOR_UNIT 0x05
#define UAC_FEATURE_UNIT 0x06
#define UAC1_PROCESSING_UNIT 0x07
#define UAC1_EXTENSION_UNIT 0x08
#define UAC_AS_GENERAL 0x01
#define UAC_FORMAT_TYPE 0x02
#define UAC_FORMAT_SPECIFIC 0x03
#define UAC_PROCESS_UNDEFINED 0x00
#define UAC_PROCESS_UP_DOWNMIX 0x01
#define UAC_PROCESS_DOLBY_PROLOGIC 0x02
#define UAC_PROCESS_STEREO_EXTENDER 0x03
#define UAC_PROCESS_REVERB 0x04
#define UAC_PROCESS_CHORUS 0x05
#define UAC_PROCESS_DYN_RANGE_COMP 0x06
#define UAC_EP_GENERAL 0x01
#define UAC_SET_ 0x00
#define UAC_GET_ 0x80
#define UAC__CUR 0x1
#define UAC__MIN 0x2
#define UAC__MAX 0x3
#define UAC__RES 0x4
#define UAC__MEM 0x5
#define UAC_SET_CUR (UAC_SET_ | UAC__CUR)
#define UAC_GET_CUR (UAC_GET_ | UAC__CUR)
#define UAC_SET_MIN (UAC_SET_ | UAC__MIN)
#define UAC_GET_MIN (UAC_GET_ | UAC__MIN)
#define UAC_SET_MAX (UAC_SET_ | UAC__MAX)
#define UAC_GET_MAX (UAC_GET_ | UAC__MAX)
#define UAC_SET_RES (UAC_SET_ | UAC__RES)
#define UAC_GET_RES (UAC_GET_ | UAC__RES)
#define UAC_SET_MEM (UAC_SET_ | UAC__MEM)
#define UAC_GET_MEM (UAC_GET_ | UAC__MEM)
#define UAC_GET_STAT 0xff
#define UAC_TERM_COPY_PROTECT 0x01
#define UAC_FU_MUTE 0x01
#define UAC_FU_VOLUME 0x02
#define UAC_FU_BASS 0x03
#define UAC_FU_MID 0x04
#define UAC_FU_TREBLE 0x05
#define UAC_FU_GRAPHIC_EQUALIZER 0x06
#define UAC_FU_AUTOMATIC_GAIN 0x07
#define UAC_FU_DELAY 0x08
#define UAC_FU_BASS_BOOST 0x09
#define UAC_FU_LOUDNESS 0x0a
#define UAC_CONTROL_BIT(CS) (1 << ((CS) - 1))
#define UAC_UD_ENABLE 0x01
#define UAC_UD_MODE_SELECT 0x02
#define UAC_DP_ENABLE 0x01
#define UAC_DP_MODE_SELECT 0x02
#define UAC_3D_ENABLE 0x01
#define UAC_3D_SPACE 0x02
#define UAC_REVERB_ENABLE 0x01
#define UAC_REVERB_LEVEL 0x02
#define UAC_REVERB_TIME 0x03
#define UAC_REVERB_FEEDBACK 0x04
#define UAC_CHORUS_ENABLE 0x01
#define UAC_CHORUS_LEVEL 0x02
#define UAC_CHORUS_RATE 0x03
#define UAC_CHORUS_DEPTH 0x04
#define UAC_DCR_ENABLE 0x01
#define UAC_DCR_RATE 0x02
#define UAC_DCR_MAXAMPL 0x03
#define UAC_DCR_THRESHOLD 0x04
#define UAC_DCR_ATTACK_TIME 0x05
#define UAC_DCR_RELEASE_TIME 0x06
#define UAC_XU_ENABLE 0x01
#define UAC_MS_HEADER 0x01
#define UAC_MIDI_IN_JACK 0x02
#define UAC_MIDI_OUT_JACK 0x03
#define UAC_MS_GENERAL 0x01
#define UAC_TERMINAL_UNDEFINED 0x100
#define UAC_TERMINAL_STREAMING 0x101
#define UAC_TERMINAL_VENDOR_SPEC 0x1FF
struct uac1_ac_header_descriptor {
  __u8 bLength;
  __u8 bDescriptorType;
  __u8 bDescriptorSubtype;
  __le16 bcdADC;
  __le16 wTotalLength;
  __u8 bInCollection;
  __u8 baInterfaceNr[];
} __attribute__((packed));
#define UAC_DT_AC_HEADER_SIZE(n) (8 + (n))
#define DECLARE_UAC_AC_HEADER_DESCRIPTOR(n) struct uac1_ac_header_descriptor_ ##n { __u8 bLength; __u8 bDescriptorType; __u8 bDescriptorSubtype; __le16 bcdADC; __le16 wTotalLength; __u8 bInCollection; __u8 baInterfaceNr[n]; \
} __attribute__((packed))
struct uac_input_terminal_descriptor {
  __u8 bLength;
  __u8 bDescriptorType;
  __u8 bDescriptorSubtype;
  __u8 bTerminalID;
  __le16 wTerminalType;
  __u8 bAssocTerminal;
  __u8 bNrChannels;
  __le16 wChannelConfig;
  __u8 iChannelNames;
  __u8 iTerminal;
} __attribute__((packed));
#define UAC_DT_INPUT_TERMINAL_SIZE 12
#define UAC_INPUT_TERMINAL_UNDEFINED 0x200
#define UAC_INPUT_TERMINAL_MICROPHONE 0x201
#define UAC_INPUT_TERMINAL_DESKTOP_MICROPHONE 0x202
#define UAC_INPUT_TERMINAL_PERSONAL_MICROPHONE 0x203
#define UAC_INPUT_TERMINAL_OMNI_DIR_MICROPHONE 0x204
#define UAC_INPUT_TERMINAL_MICROPHONE_ARRAY 0x205
#define UAC_INPUT_TERMINAL_PROC_MICROPHONE_ARRAY 0x206
#define UAC_TERMINAL_CS_COPY_PROTECT_CONTROL 0x01
struct uac1_output_terminal_descriptor {
  __u8 bLength;
  __u8 bDescriptorType;
  __u8 bDescriptorSubtype;
  __u8 bTerminalID;
  __le16 wTerminalType;
  __u8 bAssocTerminal;
  __u8 bSourceID;
  __u8 iTerminal;
} __attribute__((packed));
#define UAC_DT_OUTPUT_TERMINAL_SIZE 9
#define UAC_OUTPUT_TERMINAL_UNDEFINED 0x300
#define UAC_OUTPUT_TERMINAL_SPEAKER 0x301
#define UAC_OUTPUT_TERMINAL_HEADPHONES 0x302
#define UAC_OUTPUT_TERMINAL_HEAD_MOUNTED_DISPLAY_AUDIO 0x303
#define UAC_OUTPUT_TERMINAL_DESKTOP_SPEAKER 0x304
#define UAC_OUTPUT_TERMINAL_ROOM_SPEAKER 0x305
#define UAC_OUTPUT_TERMINAL_COMMUNICATION_SPEAKER 0x306
#define UAC_OUTPUT_TERMINAL_LOW_FREQ_EFFECTS_SPEAKER 0x307
#define UAC_DT_FEATURE_UNIT_SIZE(ch) (7 + ((ch) + 1) * 2)
#define DECLARE_UAC_FEATURE_UNIT_DESCRIPTOR(ch) struct uac_feature_unit_descriptor_ ##ch { __u8 bLength; __u8 bDescriptorType; __u8 bDescriptorSubtype; __u8 bUnitID; __u8 bSourceID; __u8 bControlSize; __le16 bmaControls[ch + 1]; __u8 iFeature; \
} __attribute__((packed))
struct uac_mixer_unit_descriptor {
  __u8 bLength;
  __u8 bDescriptorType;
  __u8 bDescriptorSubtype;
  __u8 bUnitID;
  __u8 bNrInPins;
  __u8 baSourceID[];
} __attribute__((packed));
struct uac_selector_unit_descriptor {
  __u8 bLength;
  __u8 bDescriptorType;
  __u8 bDescriptorSubtype;
  __u8 bUintID;
  __u8 bNrInPins;
  __u8 baSourceID[];
} __attribute__((packed));
struct uac_feature_unit_descriptor {
  __u8 bLength;
  __u8 bDescriptorType;
  __u8 bDescriptorSubtype;
  __u8 bUnitID;
  __u8 bSourceID;
  __u8 bControlSize;
  __u8 bmaControls[0];
} __attribute__((packed));
struct uac_processing_unit_descriptor {
  __u8 bLength;
  __u8 bDescriptorType;
  __u8 bDescriptorSubtype;
  __u8 bUnitID;
  __u16 wProcessType;
  __u8 bNrInPins;
  __u8 baSourceID[];
} __attribute__((packed));
struct uac1_as_header_descriptor {
  __u8 bLength;
  __u8 bDescriptorType;
  __u8 bDescriptorSubtype;
  __u8 bTerminalLink;
  __u8 bDelay;
  __le16 wFormatTag;
} __attribute__((packed));
#define UAC_DT_AS_HEADER_SIZE 7
#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;
  __u8 bDescriptorType;
  __u8 bDescriptorSubtype;
  __u8 bFormatType;
  __u8 bNrChannels;
  __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;
  __u8 bDescriptorType;
  __u8 bDescriptorSubtype;
  __u8 bFormatType;
  __u8 bNrChannels;
  __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));
#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;
  __u16 wMaxBitRate;
  __u16 wSamplesPerFrame;
  __u8 bHeaderLength;
  __u8 bSideBandProtocol;
} __attribute__((packed));
#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
#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;
  __u8 bDescriptorType;
  __u8 bDescriptorSubtype;
  __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
#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
