|  | /**************************************************************************** | 
|  | **************************************************************************** | 
|  | *** | 
|  | ***   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; | 
|  | __le16 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; | 
|  | __le16 wMaxBitRate; | 
|  | __le16 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 |