refactor usb class structure
This commit is contained in:
sakumisu
708
class/audio/usb_audio.h
Normal file
708
class/audio/usb_audio.h
Normal file
@@ -0,0 +1,708 @@
|
||||
/**
|
||||
* @file
|
||||
* @brief USB Audio Class public header
|
||||
*
|
||||
* Header follows below documentation:
|
||||
* - USB Class Definition for Audio Devices (audio10.pdf)
|
||||
*
|
||||
* Additional documentation considered a part of USB Audio v1.0:
|
||||
* - USB Class Definition for Audio Data Formats (frmts10.pdf)
|
||||
* - USB Class Definition for Terminal Types (termt10.pdf)
|
||||
*/
|
||||
|
||||
#ifndef _USB_AUDIO_H_
|
||||
#define _USB_AUDIO_H_
|
||||
|
||||
/** Audio Interface Subclass Codes
|
||||
* Refer to Table A-2 from audio10.pdf
|
||||
*/
|
||||
#define AUDIO_SUBCLASS_UNDEFINED 0x00
|
||||
#define AUDIO_SUBCLASS_AUDIOCONTROL 0x01
|
||||
#define AUDIO_SUBCLASS_AUDIOSTREAMING 0x02
|
||||
#define AUDIO_SUBCLASS_MIDISTREAMING 0x03
|
||||
|
||||
#define AUDIO_PROTOCOL_UNDEFINED 0x00
|
||||
#define AUDIO_PROTOCOLv20 0x20 /* IP version 2.0 */
|
||||
#define AUDIO_PROTOCOLv20_BCD 0x0200 /* IP version 2.0 (BCD) */
|
||||
|
||||
/** Audio Class-Specific Request Codes
|
||||
* Refer to Table A-9 from audio10.pdf
|
||||
*/
|
||||
#define AUDIO_REQUEST_UNDEFINED 0x00
|
||||
#define AUDIO_REQUEST_SET_CUR 0x01
|
||||
#define AUDIO_REQUEST_GET_CUR 0x81
|
||||
#define AUDIO_REQUEST_SET_MIN 0x02
|
||||
#define AUDIO_REQUEST_GET_MIN 0x82
|
||||
#define AUDIO_REQUEST_SET_MAX 0x03
|
||||
#define AUDIO_REQUEST_GET_MAX 0x83
|
||||
#define AUDIO_REQUEST_SET_RES 0x04
|
||||
#define AUDIO_REQUEST_GET_RES 0x84
|
||||
#define AUDIO_REQUEST_SET_MEM 0x05
|
||||
#define AUDIO_REQUEST_GET_MEM 0x85
|
||||
#define AUDIO_REQUEST_GET_STAT 0xFF
|
||||
|
||||
/** Audio Class-Specific Control Interface Descriptor Subtypes
|
||||
* Refer to Table A-5 from audio10.pdf
|
||||
*/
|
||||
#define AUDIO_CONTROL_UNDEF 0x01U
|
||||
#define AUDIO_CONTROL_HEADER 0x01U
|
||||
#define AUDIO_CONTROL_INPUT_TERMINAL 0x02U
|
||||
#define AUDIO_CONTROL_OUTPUT_TERMINAL 0x03U
|
||||
#define AUDIO_CONTROL_MIXER_UNIT 0x04U
|
||||
#define AUDIO_CONTROL_SELECTOR_UNIT 0x05U
|
||||
#define AUDIO_CONTROL_FEATURE_UNIT 0x06U
|
||||
#define AUDIO_CONTROL_EFFECT_UNIT 0x07U
|
||||
#define AUDIO_CONTROL_PROCESSING_UNIT 0x08U
|
||||
#define AUDIO_CONTROL_EXTENSION_UNIT 0x09U
|
||||
#define AUDIO_CONTROL_CLOCK_SOURCE 0x0aU
|
||||
#define AUDIO_CONTROL_CLOCK_SELECTOR 0x0bU
|
||||
#define AUDIO_CONTROL_CLOCK_MULTIPLIER 0x0cU
|
||||
#define AUDIO_CONTROL_SAMPLERATE_CONVERTER 0x0dU
|
||||
|
||||
/** Audio Class-Specific AS Interface Descriptor Subtypes
|
||||
* Refer to Table A-6 from audio10.pdf
|
||||
*/
|
||||
#define AUDIO_STREAMING_UNDEFINED 0x00U
|
||||
#define AUDIO_STREAMING_GENERAL 0x01U
|
||||
#define AUDIO_STREAMING_FORMAT_TYPE 0x02U
|
||||
#define AUDIO_STREAMING_ENCODER 0x03U
|
||||
#define AUDIO_STREAMING_DECODER 0x04U
|
||||
|
||||
/* Clock Source Descriptor Clock Types */
|
||||
#define AUDIO_CLKSRC_EXTERNAL 0x00 /* External clock */
|
||||
#define AUDIO_CLKSRC_INTERNAL_FIXED 0x01 /* Internal fixed clock */
|
||||
#define AUDIO_CLKSRC_INTERNAL_VAR 0x02 /* Internal variable clock */
|
||||
#define AUDIO_CLKSRC_INTERNAL_PROG 0x03 /* Internal programmable clock */
|
||||
|
||||
/* Effect Unit Effect Types */
|
||||
#define AUDIO_EFFECT_UNDEF 0x00
|
||||
#define AUDIO_EFFECT_PARAM_EQ_SECTION 0x01
|
||||
#define AUDIO_EFFECT_REVERBERATION 0x02
|
||||
#define AUDIO_EFFECT_MOD_DELAY 0x03
|
||||
#define AUDIO_EFFECT_DYN_RANGE_COMP 0x04
|
||||
|
||||
/* Processing Unit Process Types */
|
||||
#define AUDIO_PROCESS_UNDEFINED 0x00
|
||||
#define AUDIO_PROCESS_UPDOWNMIX 0x01
|
||||
#define AUDIO_PROCESS_DOLBY_PROLOGIC 0x02
|
||||
#define AUDIO_PROCESS_STEREO_EXTENDER 0x03
|
||||
|
||||
/* Audio Class-Specific Endpoint Descriptor Subtypes */
|
||||
#define AUDIO_ENDPOINT_UNDEFINED 0x00U
|
||||
#define AUDIO_ENDPOINT_GENERAL 0x01U
|
||||
|
||||
/* Feature Unit Control Bits */
|
||||
#define AUDIO_CONTROL_MUTE 0x0001
|
||||
#define AUDIO_CONTROL_VOLUME 0x0002
|
||||
#define AUDIO_CONTROL_BASS 0x0004
|
||||
#define AUDIO_CONTROL_MID 0x0008
|
||||
#define AUDIO_CONTROL_TREBLE 0x0010
|
||||
#define AUDIO_CONTROL_GRAPHIC_EQUALIZER 0x0020
|
||||
#define AUDIO_CONTROL_AUTOMATIC_GAIN 0x0040
|
||||
#define AUDIO_CONTROL_DEALY 0x0080
|
||||
#define AUDIO_CONTROL_BASS_BOOST 0x0100
|
||||
#define AUDIO_CONTROL_LOUDNESS 0x0200
|
||||
|
||||
/* Encoder Type Codes */
|
||||
#define AUDIO_ENCODER_UNDEF 0x00
|
||||
#define AUDIO_ENCODER_OTHER 0x01
|
||||
#define AUDIO_ENCODER_MPEG 0x02
|
||||
#define AUDIO_ENCODER_AC3 0x03
|
||||
#define AUDIO_ENCODER_WMA 0x04
|
||||
#define AUDIO_ENCODER_DTS 0x05
|
||||
|
||||
/* Decoder Type Codes */
|
||||
#define AUDIO_DECODER_UNDEF 0x00
|
||||
#define AUDIO_DECODER_OTHER 0x01
|
||||
#define AUDIO_DECODER_MPEG 0x02
|
||||
#define AUDIO_DECODER_AC3 0x03
|
||||
#define AUDIO_DECODER_WMA 0x04
|
||||
#define AUDIO_DECODER_DTS 0x05
|
||||
|
||||
/* Audio Descriptor Types */
|
||||
#define AUDIO_UNDEFINED_DESCRIPTOR_TYPE 0x20
|
||||
#define AUDIO_DEVICE_DESCRIPTOR_TYPE 0x21
|
||||
#define AUDIO_CONFIGURATION_DESCRIPTOR_TYPE 0x22
|
||||
#define AUDIO_STRING_DESCRIPTOR_TYPE 0x23
|
||||
#define AUDIO_INTERFACE_DESCRIPTOR_TYPE 0x24
|
||||
#define AUDIO_ENDPOINT_DESCRIPTOR_TYPE 0x25
|
||||
|
||||
/* Audio Data Format Type I Codes */
|
||||
#define AUDIO_FORMAT_TYPE_I_UNDEFINED 0x0000
|
||||
#define AUDIO_FORMAT_PCM 0x0001
|
||||
#define AUDIO_FORMAT_PCM8 0x0002
|
||||
#define AUDIO_FORMAT_IEEE_FLOAT 0x0003
|
||||
#define AUDIO_FORMAT_ALAW 0x0004
|
||||
#define AUDIO_FORMAT_MULAW 0x0005
|
||||
|
||||
/* bmChannelConfig: a bitmap field that indicates which spatial locations
|
||||
* are occupied by the channels present in the cluster. The bit allocations
|
||||
* are as follows:
|
||||
*/
|
||||
#define AUDIO_CHANNEL_M 0 /* Mono */
|
||||
#define AUDIO_CHANNEL_FL (1 << 0) /* Front Left */
|
||||
#define AUDIO_CHANNEL_FR (1 << 1) /* Front Right */
|
||||
#define AUDIO_CHANNEL_FC (1 << 2) /* Front Center */
|
||||
#define AUDIO_CHANNEL_LFE (1 << 3) /* Low Frequency Effects */
|
||||
#define AUDIO_CHANNEL_BL (1 << 4) /* Back Left */
|
||||
#define AUDIO_CHANNEL_BR (1 << 5) /* Back Right */
|
||||
#define AUDIO_CHANNEL_FLC (1 << 6) /* Front Left of Center */
|
||||
#define AUDIO_CHANNEL_FRC (1 << 7) /* Front Right of Center */
|
||||
#define AUDIO_CHANNEL_BC (1 << 8) /* Back Center */
|
||||
#define AUDIO_CHANNEL_SL (1 << 9) /* Side Left */
|
||||
#define AUDIO_CHANNEL_SR (1 << 10) /* Side Right */
|
||||
#define AUDIO_CHANNEL_TC (1 << 11) /* Top Center */
|
||||
#define AUDIO_CHANNEL_TFL (1 << 12) /* Top Front Left */
|
||||
#define AUDIO_CHANNEL_TFC (1 << 13) /* Top Front Center */
|
||||
#define AUDIO_CHANNEL_TFR (1 << 14) /* Top Front Right */
|
||||
#define AUDIO_CHANNEL_TBL (1 << 15) /* Top Back Left */
|
||||
#define AUDIO_CHANNEL_TBC (1 << 16) /* Top Back Center */
|
||||
#define AUDIO_CHANNEL_TBR (1 << 17) /* Top Back Right */
|
||||
#define AUDIO_CHANNEL_TFLC (1 << 18) /* Top Front Left of Center */
|
||||
#define AUDIO_CHANNEL_TFRC (1 << 19) /* Top Front Right of Center */
|
||||
#define AUDIO_CHANNEL_LLFE (1 << 20) /* Left Low Frequency Effects */
|
||||
#define AUDIO_CHANNEL_RLFE (1 << 21) /* Right Low Frequency Effects */
|
||||
#define AUDIO_CHANNEL_TSL (1 << 22) /* Top Side Left */
|
||||
#define AUDIO_CHANNEL_TSR (1 << 23) /* Top Side Right */
|
||||
#define AUDIO_CHANNEL_BOC (1 << 24) /* Bottom Center */
|
||||
#define AUDIO_CHANNEL_BLC (1 << 25) /* Back Left of Center */
|
||||
#define AUDIO_CHANNEL_BRC (1 << 26) /* Back Right of Center */
|
||||
/* Bits 27-30: Reserved */
|
||||
#define AUDIO_CHANNEL_RD (1 << 31) /* Raw Data */
|
||||
|
||||
/* Audio Function Category Codes */
|
||||
#define AUDIO_CATEGORY_UNDEF 0x00 /* Undefined */
|
||||
#define AUDIO_CATEGORY_SPEAKER 0x01 /* Desktop speaker */
|
||||
#define AUDIO_CATEGORY_THEATER 0x02 /* Home theater */
|
||||
#define AUDIO_CATEGORY_MICROPHONE 0x03 /* Microphone */
|
||||
#define AUDIO_CATEGORY_HEADSET 0x04 /* Headset */
|
||||
#define AUDIO_CATEGORY_TELEPHONE 0x05 /* Telephone */
|
||||
#define AUDIO_CATEGORY_CONVERTER 0x06 /* Converter */
|
||||
#define AUDIO_CATEGORY_RECORDER 0x07 /* Voice/Sound recorder */
|
||||
#define AUDIO_CATEGORY_IO_BOX 0x08 /* I/O box */
|
||||
#define AUDIO_CATEGORY_INSTRUMENT 0x09 /* Musical instrument */
|
||||
#define AUDIO_CATEGORY_PROAUDIO 0x0a /* Pro-audio */
|
||||
#define AUDIO_CATEGORY_AV 0x0b /* Audio/video */
|
||||
#define AUDIO_CATEGORY_CONTROL 0x0c /* Control panel */
|
||||
#define AUDIO_CATEGORY_OTHER 0xff
|
||||
|
||||
/* Clock Source Control Selectors */
|
||||
#define AUDIO_CS_CONTROL_UNDEF 0x00
|
||||
#define AUDIO_CS_CONTROL_SAM_FREQ 0x01
|
||||
#define AUDIO_CS_CONTROL_CLOCK_VALID 0x02
|
||||
|
||||
/* Clock Selector Control Selectors */
|
||||
#define AUDIO_CX_CONTROL_UNDEF 0x00
|
||||
#define AUDIO_CX_CONTROL_CLOCKSEL 0x01
|
||||
|
||||
/* Clock Multiplier Control Selectors */
|
||||
#define AUDIO_CM_CONTROL_UNDEF 0x00
|
||||
#define AUDIO_CM_CONTROL_NUMERATOR 0x01
|
||||
#define AUDIO_CM_CONTROL_DENOMINATOR 0x02
|
||||
|
||||
/* Terminal Control Selectors */
|
||||
#define AUDIO_TE_CONTROL_UNDEF 0x00
|
||||
#define AUDIO_TE_CONTROL_COPY_PROTECT 0x01
|
||||
#define AUDIO_TE_CONTROL_CONNECTOR 0x02
|
||||
#define AUDIO_TE_CONTROL_OVERLOAD 0x03
|
||||
#define AUDIO_TE_CONTROL_CLUSTER 0x04
|
||||
#define AUDIO_TE_CONTROL_UNDERFLOW 0x05
|
||||
#define AUDIO_TE_CONTROL_OVERFLOW 0x06
|
||||
#define AUDIO_TE_CONTROL_LATENCY 0x07
|
||||
|
||||
/* Mixer Control Selectors */
|
||||
#define AUDIO_MU_CONTROL_UNDEF 0x00
|
||||
#define AUDIO_MU_CONTROL_MIXER 0x01
|
||||
#define AUDIO_MU_CONTROL_CLUSTER 0x02
|
||||
#define AUDIO_MU_CONTROL_UNDERFLOW 0x03
|
||||
#define AUDIO_MU_CONTROL_OVERFLOW 0x04
|
||||
#define AUDIO_MU_CONTROL_LATENCY 0x05
|
||||
|
||||
/* Selector Control Selectors */
|
||||
#define AUDIO_SU_CONTROL_UNDEFINE 0x00
|
||||
#define AUDIO_SU_CONTROL_SELECTOR 0x01
|
||||
#define AUDIO_SU_CONTROL_LATENCY 0x02
|
||||
|
||||
/* Feature Unit Control Selectors */
|
||||
#define AUDIO_FU_CONTROL_UNDEF 0x00
|
||||
#define AUDIO_FU_CONTROL_MUTE 0x01
|
||||
#define AUDIO_FU_CONTROL_VOLUME 0x02
|
||||
#define AUDIO_FU_CONTROL_BASS 0x03
|
||||
#define AUDIO_FU_CONTROL_MID 0x04
|
||||
#define AUDIO_FU_CONTROL_TREBLE 0x05
|
||||
#define AUDIO_FU_CONTROL_EQUALIZER 0x06
|
||||
#define AUDIO_FU_CONTROL_AGC 0x07
|
||||
#define AUDIO_FU_CONTROL_DELAY 0x08
|
||||
#define AUDIO_FU_CONTROL_BASS_BOOST 0x09
|
||||
#define AUDIO_FU_CONTROL_LOUDNESS 0x0a
|
||||
#define AUDIO_FU_CONTROL_INP_GAIN 0x0b
|
||||
#define AUDIO_FU_CONTROL_INP_GAIN_PAD 0x0c
|
||||
#define AUDIO_FU_CONTROL_PHASE_INVERT 0x0d
|
||||
#define AUDIO_FU_CONTROL_UNDERFLOW 0x0e
|
||||
#define AUDIO_FU_CONTROL_OVERFLOW 0x0f
|
||||
#define AUDIO_FU_CONTROL_LATENCY 0x10
|
||||
|
||||
/* Parametric Equalizer Section Effect Unit Control Selectors */
|
||||
#define AUDIO_PE_CONTROL_UNDEF 0x00
|
||||
#define AUDIO_PE_CONTROL_ENABLE 0x01
|
||||
#define AUDIO_PE_CONTROL_CENTERFREQ 0x02
|
||||
#define AUDIO_PE_CONTROL_QFACTOR 0x03
|
||||
#define AUDIO_PE_CONTROL_GAIN 0x04
|
||||
#define AUDIO_PE_CONTROL_UNDERFLOW 0x05
|
||||
#define AUDIO_PE_CONTROL_OVERFLOW 0x06
|
||||
#define AUDIO_PE_CONTROL_LATENCY 0x07
|
||||
|
||||
/* Reverberation Effect Unit Control Selectors */
|
||||
#define AUDIO_RV_CONTROL_UNDEF 0x00
|
||||
#define AUDIO_RV_CONTROL_ENABLE 0x01
|
||||
#define AUDIO_RV_CONTROL_TYPE 0x02
|
||||
#define AUDIO_RV_CONTROL_LEVEL 0x03
|
||||
#define AUDIO_RV_CONTROL_TIME 0x04
|
||||
#define AUDIO_RV_CONTROL_FEEDBACK 0x05
|
||||
#define AUDIO_RV_CONTROL_PREDELAY 0x06
|
||||
#define AUDIO_RV_CONTROL_DENSITY 0x07
|
||||
#define AUDIO_RV_CONTROL_HF_ROLLOFF 0x08
|
||||
#define AUDIO_RV_CONTROL_UNDERFLOW 0x09
|
||||
#define AUDIO_RV_CONTROL_OVERFLOW 0x0a
|
||||
#define AUDIO_RV_CONTROL_LATENCY 0x0b
|
||||
|
||||
/* Modulation Delay Effect Unit Control Selectors */
|
||||
#define AUDIO_MD_CONTROL_UNDEF 0x00
|
||||
#define AUDIO_MD_CONTROL_ENABLE 0x01
|
||||
#define AUDIO_MD_CONTROL_BALANCE 0x02
|
||||
#define AUDIO_MD_CONTROL_RATE 0x03
|
||||
#define AUDIO_MD_CONTROL_DEPTH 0x04
|
||||
#define AUDIO_MD_CONTROL_TIME 0x05
|
||||
#define AUDIO_MD_CONTROL_FEEDBACK 0x06
|
||||
#define AUDIO_MD_CONTROL_UNDERFLOW 0x07
|
||||
#define AUDIO_MD_CONTROL_OVERFLOW 0x08
|
||||
#define AUDIO_MD_CONTROL_LATENCY 0x09
|
||||
|
||||
/* Dynamic Range Compressor Effect Unit Control Selectors */
|
||||
#define AUDIO_DR_CONTROL_UNDEF 0x00
|
||||
#define AUDIO_DR_CONTROL_ENABLE 0x01
|
||||
#define AUDIO_DR_CONTROL_COMP_RATE 0x02
|
||||
#define AUDIO_DR_CONTROL_MAXAMPL 0x03
|
||||
#define AUDIO_DR_CONTROL_THRESHOLD 0x04
|
||||
#define AUDIO_DR_CONTROL_ATTACK_TIME 0x05
|
||||
#define AUDIO_DR_CONTROL_RELEASE_TIME 0x06
|
||||
#define AUDIO_DR_CONTROL_UNDERFLOW 0x07
|
||||
#define AUDIO_DR_CONTROL_OVERFLOW 0x08
|
||||
#define AUDIO_DR_CONTROL_LATENCY 0x09
|
||||
|
||||
/* Up/Down-mix Processing Unit Control Selectors */
|
||||
#define AUDIO_UD_CONTROL_UNDEF 0x00
|
||||
#define AUDIO_UD_CONTROL_ENABLE 0x01
|
||||
#define AUDIO_UD_CONTROL_MODE_SELECT 0x02
|
||||
#define AUDIO_UD_CONTROL_CLUSTER 0x03
|
||||
#define AUDIO_UD_CONTROL_UNDERFLOW 0x04
|
||||
#define AUDIO_UD_CONTROL_OVERFLOW 0x05
|
||||
#define AUDIO_UD_CONTROL_LATENCY 0x06
|
||||
|
||||
/* Dolby Prologic?Processing Unit Control Selectors */
|
||||
#define AUDIO_DP_CONTROL_UNDEF 0x00
|
||||
#define AUDIO_DP_CONTROL_ENABLE 0x01
|
||||
#define AUDIO_DP_CONTROL_MODE_SELECT 0x02
|
||||
#define AUDIO_DP_CONTROL_CLUSTER 0x03
|
||||
#define AUDIO_DP_CONTROL_UNDERFLOW 0x04
|
||||
#define AUDIO_DP_CONTROL_OVERFLOW 0x05
|
||||
#define AUDIO_DP_CONTROL_LATENCY 0x06
|
||||
|
||||
/* Stereo Extender Processing Unit Control Selectors */
|
||||
#define AUDIO_STEXT_CONTROL_UNDEF 0x00
|
||||
#define AUDIO_STEXT_CONTROL_ENABLE 0x01
|
||||
#define AUDIO_STEXT_CONTROL_WIDTH 0x02
|
||||
#define AUDIO_STEXT_CONTROL_UNDERFLOW 0x03
|
||||
#define AUDIO_STEXT_CONTROL_OVERFLOW 0x04
|
||||
#define AUDIO_STEXT_CONTROL_LATENCY 0x05
|
||||
|
||||
/* Extension Unit Control Selectors */
|
||||
|
||||
#define AUDIO_XU_CONTROL_UNDEF 0x00
|
||||
#define AUDIO_XU_CONTROL_ENABLE 0x01
|
||||
#define AUDIO_XU_CONTROL_CLUSTER 0x02
|
||||
#define AUDIO_XU_CONTROL_UNDERFLOW 0x03
|
||||
#define AUDIO_XU_CONTROL_OVERFLOW 0x04
|
||||
#define AUDIO_XU_CONTROL_LATENCY 0x05
|
||||
|
||||
/* AudioStreaming Interface Control Selectors */
|
||||
|
||||
#define AUDIO_AS_CONTROL_UNDEF 0x00
|
||||
#define AUDIO_AS_CONTROL_ACT_ALT 0x01
|
||||
#define AUDIO_AS_CONTROL_VAL_ALT 0x02
|
||||
#define AUDIO_AS_CONTROL_AUDIO_FORMAT 0x03
|
||||
|
||||
/* Encoder Control Selectors */
|
||||
|
||||
#define AUDIO_EN_CONTROL_UNDEF 0x00
|
||||
#define AUDIO_EN_CONTROL_BIT_RATE 0x01
|
||||
#define AUDIO_EN_CONTROL_QUALITY 0x02
|
||||
#define AUDIO_EN_CONTROL_VBR 0x03
|
||||
#define AUDIO_EN_CONTROL_TYPE 0x04
|
||||
#define AUDIO_EN_CONTROL_UNDERFLOW 0x05
|
||||
#define AUDIO_EN_CONTROL_OVERFLOW 0x06
|
||||
#define AUDIO_EN_CONTROL_ENCODER_ERR 0x07
|
||||
#define AUDIO_EN_CONTROL_PARAM1 0x08
|
||||
#define AUDIO_EN_CONTROL_PARAM2 0x09
|
||||
#define AUDIO_EN_CONTROL_PARAM3 0x0a
|
||||
#define AUDIO_EN_CONTROL_PARAM4 0x0b
|
||||
#define AUDIO_EN_CONTROL_PARAM5 0x0c
|
||||
#define AUDIO_EN_CONTROL_PARAM6 0x0d
|
||||
#define AUDIO_EN_CONTROL_PARAM7 0x0e
|
||||
#define AUDIO_EN_CONTROL_PARAM8 0x0f
|
||||
|
||||
/* MPEG Decoder Control Selectors */
|
||||
|
||||
#define AUDIO_MPGD_CONTROL_UNDEF 0x00
|
||||
#define AUDIO_MPGD_CONTROL_DUAL_CHAN 0x01
|
||||
#define AUDIO_MPGD_CONTROL_2ND_STEREO 0x02
|
||||
#define AUDIO_MPGD_CONTROL_MULTILING 0x03
|
||||
#define AUDIO_MPGD_CONTROL_DYN_RANGE 0x04
|
||||
#define AUDIO_MPGD_CONTROL_SCALING 0x05
|
||||
#define AUDIO_MPGD_CONTROL_HILO_SCALE 0x06
|
||||
#define AUDIO_MPGD_CONTROL_UNDERFLOW 0x07
|
||||
#define AUDIO_MPGD_CONTROL_OVERFLOW 0x08
|
||||
#define AUDIO_MPGD_CONTROL_DECODE_ERR 0x09
|
||||
|
||||
/* AC-3 Decoder Control Selectors */
|
||||
|
||||
#define AUDIO_AC3D_CONTROL_UNDEF 0x00
|
||||
#define AUDIO_AC3D_CONTROL_MODE 0x01
|
||||
#define AUDIO_AC3D_CONTROL_DYN_RANGE 0x02
|
||||
#define AUDIO_AC3D_CONTROL_SCALING 0x03
|
||||
#define AUDIO_AC3D_CONTROL_HILO_SCALE 0x04
|
||||
#define AUDIO_AC3D_CONTROL_UNDERFLOW 0x05
|
||||
#define AUDIO_AC3D_CONTROL_OVERFLOW 0x06
|
||||
#define AUDIO_AC3D_CONTROL_DECODE_ERR 0x07
|
||||
|
||||
/* WMA Decoder Control Selectors */
|
||||
|
||||
#define AUDIO_WMAD_CONTROL_UNDEF 0x00
|
||||
#define AUDIO_WMAD_CONTROL_UNDERFLOW 0x01
|
||||
#define AUDIO_WMAD_CONTROL_OVERFLOW 0x02
|
||||
#define AUDIO_WMAD_CONTROL_DECODE_ERR 0x03
|
||||
|
||||
/* DTS Decoder Control Selectors */
|
||||
|
||||
#define AUDIO_DTSD_CONTROL_UNDEF 0x00
|
||||
#define AUDIO_DTSD_CONTROL_UNDERFLOW 0x01
|
||||
#define AUDIO_DTSD_CONTROL_OVERFLOW 0x02
|
||||
#define AUDIO_DTSD_CONTROL_DECODE_ERR 0x03
|
||||
|
||||
/* Endpoint Control Selectors */
|
||||
|
||||
#define AUDIO_EP_CONTROL_UNDEF 0x00
|
||||
#define AUDIO_EP_CONTROL_PITCH 0x01
|
||||
#define AUDIO_EP_CONTROL_OVERRUN 0x02
|
||||
#define AUDIO_EP_CONTROL_UNDERRUN 0x03
|
||||
|
||||
/* Encoder Error Codes */
|
||||
|
||||
/* <0: Reserved for vendor extensions */
|
||||
|
||||
#define AUDIO_ENCODER_SUCCESS 0 /* No Error */
|
||||
#define AUDIO_ENCODER_ERROR_NOMEM 1 /* Out of Memory */
|
||||
#define AUDIO_ENCODER_ERROR_BW 2 /* Out of Bandwidth */
|
||||
#define AUDIO_ENCODER_ERROR_CYCLE 3 /* Out of Processing Cycles */
|
||||
#define AUDIO_ENCODER_ERROR_FRAME 4 /* General Format Frame Error */
|
||||
#define AUDIO_ENCODER_ERROR_TOOSMALL 5 /* Format Frame Too Small */
|
||||
#define AUDIO_ENCODER_ERROR_TOOBIG 6 /* Format Frame Too Large */
|
||||
#define AUDIO_ENCODER_ERROR_BADFORMAT 7 /* Bad Data Format */
|
||||
#define AUDIO_ENCODER_ERROR_NCHAN 8 /* Incorrect Number of Channels */
|
||||
#define AUDIO_ENCODER_ERROR_RATE 9 /* Incorrect Sampling Rate */
|
||||
#define AUDIO_ENCODER_ERROR_BITRATE 10 /* Unable to Meet Target Bitrate */
|
||||
#define AUDIO_ENCODER_ERROR_PARMS 11 /* Inconsistent Set of Parameters */
|
||||
#define AUDIO_ENCODER_ERROR_NOTREADY 12 /* Not Ready */
|
||||
#define AUDIO_ENCODER_ERROR_BUSY 13 /* Busy */
|
||||
/* >13: Reserved */
|
||||
|
||||
/* Format Type Codes */
|
||||
|
||||
#define AUDIO_FORMAT_TYPE_UNDEF 0x00
|
||||
#define AUDIO_FORMAT_TYPEI 0x01
|
||||
#define AUDIO_FORMAT_TYPEII 0x02
|
||||
#define AUDIO_FORMAT_TYPEIII 0x03
|
||||
#define AUDIO_FORMAT_TYPEIV 0x04
|
||||
#define AUDIO_FORMAT_EXT_TYPEI 0x81
|
||||
#define AUDIO_FORMAT_EXT_TYPEII 0x82
|
||||
#define AUDIO_FORMAT_EXT_TYPEIII 0x83
|
||||
|
||||
/* Audio Data Format Type I Bit Allocations */
|
||||
|
||||
#define AUDIO_FORMAT_TYPEI_PCM (1 << 0)
|
||||
#define AUDIO_FORMAT_TYPEI_PCM8 (1 << 1)
|
||||
#define AUDIO_FORMAT_TYPEI_IEEEFLOAT (1 << 2)
|
||||
#define AUDIO_FORMAT_TYPEI_ALAW (1 << 3)
|
||||
#define AUDIO_FORMAT_TYPEI_MULAW (1 << 4)
|
||||
#define AUDIO_FORMAT_TYPEI_RAWDATA (1 << 31)
|
||||
|
||||
/* Audio Data Format Type II Bit Allocations */
|
||||
|
||||
#define AUDIO_FORMAT_TYPEII_MPEG (1 << 0)
|
||||
#define AUDIO_FORMAT_TYPEII_AC3 (1 << 1)
|
||||
#define AUDIO_FORMAT_TYPEII_WMA (1 << 2)
|
||||
#define AUDIO_FORMAT_TYPEII_DTS (1 << 3)
|
||||
#define AUDIO_FORMAT_TYPEII_RAWDATA (1 << 31)
|
||||
|
||||
/* Audio Data Format Type III Bit Allocations */
|
||||
|
||||
#define AUDIO_FORMAT_TYPEIII_IEC61937_AC3 (1 << 0)
|
||||
#define AUDIO_FORMAT_TYPEIII_IEC61937_MPEG1_L1 (1 << 1)
|
||||
#define AUDIO_FORMAT_TYPEIII_IEC61937_MPEG1_L2_3 (1 << 1)
|
||||
#define AUDIO_FORMAT_TYPEIII_IEC61937_MPEG2_NOEXT (1 << 2)
|
||||
#define AUDIO_FORMAT_TYPEIII_IEC61937_MPEG2_EXT (1 << 3)
|
||||
#define AUDIO_FORMAT_TYPEIII_IEC61937_MPEG2_AAC_ADTS (1 << 4)
|
||||
#define AUDIO_FORMAT_TYPEIII_IEC61937_MPEG2_L1_LS (1 << 5)
|
||||
#define AUDIO_FORMAT_TYPEIII_IEC61937_MPEG2_L2_3_LS (1 << 6)
|
||||
#define AUDIO_FORMAT_TYPEIII_IEC61937_DTS_I (1 << 7)
|
||||
#define AUDIO_FORMAT_TYPEIII_IEC61937_DTS_II (1 << 8)
|
||||
#define AUDIO_FORMAT_TYPEIII_IEC61937_DTS_III (1 << 9)
|
||||
#define AUDIO_FORMAT_TYPEIII_IEC61937_ATRAC (1 << 10)
|
||||
#define AUDIO_FORMAT_TYPEIII_IEC61937_ATRAC2_3 (1 << 11)
|
||||
#define AUDIO_FORMAT_TYPEIII_WMA (1 << 12)
|
||||
|
||||
/* Audio Data Format Type IV Bit Allocations */
|
||||
|
||||
#define AUDIO_FORMAT_TYPEIV_PCM (1 << 0)
|
||||
#define AUDIO_FORMAT_TYPEIV_PCM8 (1 << 1)
|
||||
#define AUDIO_FORMAT_TYPEIV_IEEE_FLOAT (1 << 2)
|
||||
#define AUDIO_FORMAT_TYPEIV_ALAW (1 << 3)
|
||||
#define AUDIO_FORMAT_TYPEIV_MULAW (1 << 4)
|
||||
#define AUDIO_FORMAT_TYPEIV_MPEG (1 << 5)
|
||||
#define AUDIO_FORMAT_TYPEIV_AC3 (1 << 6)
|
||||
#define AUDIO_FORMAT_TYPEIV_WMA (1 << 7)
|
||||
#define AUDIO_FORMAT_TYPEIV_IEC61937_AC3 (1 << 8)
|
||||
#define AUDIO_FORMAT_TYPEIV_IEC61937_MPEG1_L1 (1 << 9)
|
||||
#define AUDIO_FORMAT_TYPEIV_IEC61937_MPEG1_L2_3 (1 << 10)
|
||||
#define AUDIO_FORMAT_TYPEIV_IEC61937_MPEG2_NOEXT (1 << 10)
|
||||
#define AUDIO_FORMAT_TYPEIV_IEC61937_MPEG2_EXT (1 << 11)
|
||||
#define AUDIO_FORMAT_TYPEIV_IEC61937_MPEG2_AAC_ADTS (1 << 12)
|
||||
#define AUDIO_FORMAT_TYPEIV_IEC61937_MPEG2_L1_LS (1 << 13)
|
||||
#define AUDIO_FORMAT_TYPEIV_IEC61937_MPEG2_L2_3_LS (1 << 14)
|
||||
#define AUDIO_FORMAT_TYPEIV_IEC61937_DTS_I (1 << 15)
|
||||
#define AUDIO_FORMAT_TYPEIV_IEC61937_DTS_II (1 << 16)
|
||||
#define AUDIO_FORMAT_TYPEIV_IEC61937_DTS_III (1 << 17)
|
||||
#define AUDIO_FORMAT_TYPEIV_IEC61937_ATRAC (1 << 18)
|
||||
#define AUDIO_FORMAT_TYPEIV_IEC61937_ATRAC2_3 (1 << 19)
|
||||
#define AUDIO_FORMAT_TYPEIV_TYPE_III_WMA (1 << 20)
|
||||
#define AUDIO_FORMAT_TYPEIV_IEC60958_PCM (1 << 21)
|
||||
|
||||
/* Side Band Protocol Codes */
|
||||
#define AUDIO_SIDEBAND_PROTOCOL_UNDEF 0x00
|
||||
#define AUDIO_PRES_TIMESTAMP_PROTOCOL 0x01
|
||||
|
||||
/* USB Terminal Types */
|
||||
#define AUDIO_TERMINAL_UNDEF 0x0100
|
||||
#define AUDIO_TERMINAL_STREAMING 0x0101
|
||||
#define AUDIO_TERMINAL_VENDOR 0x01ff
|
||||
|
||||
/* Input Terminal Types */
|
||||
#define AUDIO_INTERM_UNDEF 0x0200 /* Undefined Type */
|
||||
#define AUDIO_INTERM_MIC 0x0201 /* A generic microhpone */
|
||||
#define AUDIO_INTERM_DESKTOP_MIC 0x0202 /* A desktop microphone */
|
||||
#define AUDIO_INTERM_PERSONAL_MIC 0x0203 /* Head-mounted or clip-on microphone */
|
||||
#define AUDIO_INTERM_OMNI_MIC 0x0204 /* Omni-directional microphone */
|
||||
#define AUDIO_INTERM_MIC_ARRAY 0x0205 /* Microphone array */
|
||||
#define AUDIO_INTERM_PROC_MIC_ARRAY 0x0206 /* Microphone array with signal processor */
|
||||
|
||||
/* Output Terminal Types */
|
||||
#define AUDIO_OUTTERM_UNDEF 0x0300 /* Undefined Type */
|
||||
#define AUDIO_OUTTERM_SPEAKER 0x0301 /* Generic speakers */
|
||||
#define AUDIO_OUTTERM_HEADPHONES 0x0302 /* A head-mounted audio output device */
|
||||
#define AUDIO_OUTTERM_HEADDISPLAY 0x0303 /* Head Mounted Display Audio */
|
||||
#define AUDIO_OUTTERM_DESKTOP 0x0304 /* Desktop speaker */
|
||||
#define AUDIO_OUTTERM_ROOM 0x0305 /* Room speaker */
|
||||
#define AUDIO_OUTTERM_COMMS 0x0306 /* Communication speaker */
|
||||
#define AUDIO_OUTTERM_LOFREQ 0x0307 /* Low frequency effects speaker */
|
||||
|
||||
/* Bi-directional Terminal Types */
|
||||
#define AUDIO_BIDITERM_UNDEF 0x0400 /* Undefined Type */
|
||||
#define AUDIO_BIDITERM_HANDSET 0x0401 /* Hand-held bi-directional audio device */
|
||||
#define AUDIO_BIDITERM_HEADSET 0x0402 /* Head-mounted bi-directional audio device */
|
||||
#define AUDIO_BIDITERM_SPEAKERPHONE 0x0403 /* Speakerphone, no echo reduction */
|
||||
#define AUDIO_BIDITERM_ECHOSUPPRESS 0x0404 /* Echo-suppressing speakerphone */
|
||||
#define AUDIO_BIDITERM_ECHOCANCEL 0x0405 /* Echo-canceling speakerphone */
|
||||
|
||||
/* Telephony Terminal Types */
|
||||
#define AUDIO_TELETERM_UNDEF 0x0500 /* Undefined Type */
|
||||
#define AUDIO_TELETERM_PHONELINE 0x0501 /* Analog telephone line jack, an ISDN line,
|
||||
* a proprietary PBX interface, or a wireless link */
|
||||
#define AUDIO_TELETERM_TELEPHONE 0x0502 /* Device can be used as a telephone */
|
||||
#define AUDIO_TELETERM_DOWNLINE 0x0503 /* Down Line Phone */
|
||||
|
||||
/* External Terminal Types */
|
||||
#define AUDIO_EXTTERM_UNDEF 0x0600 /* Undefined Type */
|
||||
#define AUDIO_EXTTERM_ANALOG 0x0601 /* Generic analog connector */
|
||||
#define AUDIO_EXTTERM_DIGITAL 0x0602 /* Generic digital audio interface */
|
||||
#define AUDIO_EXTTERM_LINE 0x0603 /* Analog connector at standard line levels */
|
||||
#define AUDIO_EXTTERM_LEGACY 0x0604 /* Legacy audio line out connector */
|
||||
#define AUDIO_EXTTERM_SPDIF 0x0605 /* SPDIF interface */
|
||||
#define AUDIO_EXTTERM_1394DA 0x0606 /* 1394 DA stream */
|
||||
#define AUDIO_EXTTERM_1394DV 0x0607 /* 1394 DV stream soundtrack */
|
||||
#define AUDIO_EXTTERM_ADAT 0x0608 /* ADAT Lightpipe */
|
||||
#define AUDIO_EXTTERM_TDIF 0x0609 /* TDIF - Tascam Digital Interface */
|
||||
#define AUDIO_EXTTERM_MADI 0x060a /* MADI - Multi-channel Audio Digital Interface (AES) */
|
||||
|
||||
/* Embedded Function Terminal Types */
|
||||
#define AUDIO_EMBEDTERM_UNDEF 0x0700 /* Undefined Type */
|
||||
#define AUDIO_EMBEDTERM_CALIBRATION 0x0701 /* Level Calibration Noise Source */
|
||||
#define AUDIO_EMBEDTERM_EQUALIZATION 0x0702 /* Equalization Noise */
|
||||
#define AUDIO_EMBEDTERM_CD 0x0703 /* CD player */
|
||||
#define AUDIO_EMBEDTERM_DAT 0x0704 /* Digital Audio Tape */
|
||||
#define AUDIO_EMBEDTERM_DCC 0x0705 /* Digital Compact Cassette */
|
||||
#define AUDIO_EMBEDTERM_COMPRESSED 0x0706 /* Compressed Audio Player */
|
||||
#define AUDIO_EMBEDTERM_TAPE 0x0707 /* Analog Audio Tape */
|
||||
#define AUDIO_EMBEDTERM_PHONOGRAPH 0x0708 /* Analog vinyl record player */
|
||||
#define AUDIO_EMBEDTERM_VCR 0x0709 /* Audio track of VCR */
|
||||
#define AUDIO_EMBEDTERM_VIDDISC 0x070a /* Audio track of VideoDisc player */
|
||||
#define AUDIO_EMBEDTERM_DVD 0x070b /* Audio track of DVD player */
|
||||
#define AUDIO_EMBEDTERM_TVTUNER 0x070c /* Audio track of TV tuner */
|
||||
#define AUDIO_EMBEDTERM_SATELLITE 0x070d /* Audio track of satellite receiver */
|
||||
#define AUDIO_EMBEDTERM_CABLETUNER 0x070e /* Audio track of cable tuner */
|
||||
#define AUDIO_EMBEDTERM_DSS 0x070f /* Audio track of DSS receiver */
|
||||
#define AUDIO_EMBEDTERM_RADIO 0x0710 /* AM/FM radio receiver */
|
||||
#define AUDIO_EMBEDTERM_TRANSMITTER 0x0711 /* AM/FM radio transmitter */
|
||||
#define AUDIO_EMBEDTERM_MULTITRACK 0x0712 /* A multi-track recording system */
|
||||
#define AUDIO_EMBEDTERM_SYNTHESIZER 0x0713 /* Synthesizer */
|
||||
#define AUDIO_EMBEDTERM_PIANO 0x0714 /* Piano */
|
||||
#define AUDIO_EMBEDTERM_GUITAR 0x0715 /* Guitar */
|
||||
#define AUDIO_EMBEDTERM_PERCUSSON 0x0716 /* Percussion Instrument */
|
||||
#define AUDIO_EMBEDTERM_INSTRUMENT 0x0717 /* Other Musical Instrument */
|
||||
|
||||
#define AUDIO_FORMAT_TYPE_I 0x01
|
||||
#define AUDIO_FORMAT_TYPE_II 0x02
|
||||
#define AUDIO_FORMAT_TYPE_III 0x03
|
||||
|
||||
/** USB Terminal Types
|
||||
* Refer to Table 2-1 - Table 2-4 from termt10.pdf
|
||||
*/
|
||||
enum usb_audio_terminal_types {
|
||||
/* USB Terminal Types */
|
||||
USB_AUDIO_USB_UNDEFINED = 0x0100,
|
||||
USB_AUDIO_USB_STREAMING = 0x0101,
|
||||
USB_AUDIO_USB_VENDOR_SPEC = 0x01FF,
|
||||
|
||||
/* Input Terminal Types */
|
||||
USB_AUDIO_IN_UNDEFINED = 0x0200,
|
||||
USB_AUDIO_IN_MICROPHONE = 0x0201,
|
||||
USB_AUDIO_IN_DESKTOP_MIC = 0x0202,
|
||||
USB_AUDIO_IN_PERSONAL_MIC = 0x0203,
|
||||
USB_AUDIO_IN_OM_DIR_MIC = 0x0204,
|
||||
USB_AUDIO_IN_MIC_ARRAY = 0x0205,
|
||||
USB_AUDIO_IN_PROC_MIC_ARRAY = 0x0205,
|
||||
|
||||
/* Output Terminal Types */
|
||||
USB_AUDIO_OUT_UNDEFINED = 0x0300,
|
||||
USB_AUDIO_OUT_SPEAKER = 0x0301,
|
||||
USB_AUDIO_OUT_HEADPHONES = 0x0302,
|
||||
USB_AUDIO_OUT_HEAD_AUDIO = 0x0303,
|
||||
USB_AUDIO_OUT_DESKTOP_SPEAKER = 0x0304,
|
||||
USB_AUDIO_OUT_ROOM_SPEAKER = 0x0305,
|
||||
USB_AUDIO_OUT_COMM_SPEAKER = 0x0306,
|
||||
USB_AUDIO_OUT_LOW_FREQ_SPEAKER = 0x0307,
|
||||
|
||||
/* Bi-directional Terminal Types */
|
||||
USB_AUDIO_IO_UNDEFINED = 0x0400,
|
||||
USB_AUDIO_IO_HANDSET = 0x0401,
|
||||
USB_AUDIO_IO_HEADSET = 0x0402,
|
||||
USB_AUDIO_IO_SPEAKERPHONE_ECHO_NONE = 0x0403,
|
||||
USB_AUDIO_IO_SPEAKERPHONE_ECHO_SUP = 0x0404,
|
||||
USB_AUDIO_IO_SPEAKERPHONE_ECHO_CAN = 0x0405,
|
||||
};
|
||||
|
||||
/**
|
||||
* @warning Size of baInterface is 2 just to make it useable
|
||||
* for all kind of devices: headphones, microphone and headset.
|
||||
* Actual size of the struct should be checked by reading
|
||||
* .bLength.
|
||||
*/
|
||||
struct adc_ac_if_descriptor {
|
||||
uint8_t bLength;
|
||||
uint8_t bDescriptorType;
|
||||
uint8_t bDescriptorSubtype;
|
||||
uint16_t bcdAUDIO;
|
||||
uint16_t wTotalLength;
|
||||
uint8_t bInCollection;
|
||||
uint8_t baInterfaceNr[2];
|
||||
} __PACKED;
|
||||
|
||||
struct adc_as_if_descriptor {
|
||||
uint8_t bLength;
|
||||
uint8_t bDescriptorType;
|
||||
uint8_t bDescriptorSubtype;
|
||||
uint8_t bTerminalLink;
|
||||
uint8_t bDelay;
|
||||
uint16_t wFormatTag;
|
||||
} __PACKED;
|
||||
|
||||
struct adc_input_terminal_descriptor {
|
||||
uint8_t bLength;
|
||||
uint8_t bDescriptorType;
|
||||
uint8_t bDescriptorSubtype;
|
||||
uint8_t bTerminalID;
|
||||
uint16_t wTerminalType;
|
||||
uint8_t bAssocTerminal;
|
||||
uint8_t bNrChannels;
|
||||
uint16_t wChannelConfig;
|
||||
uint8_t iChannelNames;
|
||||
uint8_t iTerminal;
|
||||
} __PACKED;
|
||||
|
||||
struct adc_output_terminal_descriptor {
|
||||
uint8_t bLength;
|
||||
uint8_t bDescriptorType;
|
||||
uint8_t bDescriptorSubtype;
|
||||
uint8_t bTerminalID;
|
||||
uint16_t wTerminalType;
|
||||
uint8_t bAssocTerminal;
|
||||
uint8_t bSourceID;
|
||||
uint8_t iTerminal;
|
||||
} __PACKED;
|
||||
|
||||
/**
|
||||
* @note Size of Feature unit descriptor is not fixed.
|
||||
* This structure is just a helper not a common type.
|
||||
*/
|
||||
struct adc_feature_unit_descriptor {
|
||||
uint8_t bLength;
|
||||
uint8_t bDescriptorType;
|
||||
uint8_t bDescriptorSubtype;
|
||||
uint8_t bUnitID;
|
||||
uint8_t bSourceID;
|
||||
uint8_t bControlSize;
|
||||
uint16_t bmaControls[1];
|
||||
} __PACKED;
|
||||
|
||||
struct adc_format_type_i_descriptor {
|
||||
uint8_t bLength;
|
||||
uint8_t bDescriptorType;
|
||||
uint8_t bDescriptorSubtype;
|
||||
uint8_t bFormatType;
|
||||
uint8_t bNrChannels;
|
||||
uint8_t bSubframeSize;
|
||||
uint8_t bBitResolution;
|
||||
uint8_t bSamFreqType;
|
||||
uint8_t tSamFreq[3];
|
||||
} __PACKED;
|
||||
|
||||
struct adc_as_std_ep_descriptor {
|
||||
uint8_t bLength;
|
||||
uint8_t bDescriptorType;
|
||||
uint8_t bEndpointAddress;
|
||||
uint8_t bmAttributes;
|
||||
uint16_t wMaxPacketSize;
|
||||
uint8_t bInterval;
|
||||
uint8_t bRefresh;
|
||||
uint8_t bSynchAddress;
|
||||
} __PACKED;
|
||||
|
||||
struct adc_as_cs_ep_descriptor {
|
||||
uint8_t bLength;
|
||||
uint8_t bDescriptorType;
|
||||
uint8_t bDescriptorSubtype;
|
||||
uint8_t bmAttributes;
|
||||
uint8_t bLockDelayUnits;
|
||||
uint16_t wLockDelay;
|
||||
} __PACKED;
|
||||
|
||||
#endif /* _USB_AUDIO_H_ */
|
||||
@@ -12,12 +12,12 @@ int audio_class_request_handler(struct usb_setup_packet *setup, uint8_t **data,
|
||||
switch (setup->bRequest) {
|
||||
case AUDIO_REQUEST_SET_CUR:
|
||||
|
||||
if (setup->wValueL == 0x01) {
|
||||
if (setup->wValueH == AUDIO_FU_CONTROL_MUTE) {
|
||||
if (LO_BYTE(setup->wValue) == 0x01) {
|
||||
if (HI_BYTE(setup->wValue) == AUDIO_FU_CONTROL_MUTE) {
|
||||
memcpy(&audio_control_info.mute, *data, *len);
|
||||
} else if (setup->wValueH == AUDIO_FU_CONTROL_VOLUME) {
|
||||
} else if (HI_BYTE(setup->wValue) == AUDIO_FU_CONTROL_VOLUME) {
|
||||
memcpy(&audio_control_info.vol_current, *data, *len);
|
||||
uint32_t vol;
|
||||
int vol;
|
||||
if (audio_control_info.vol_current == 0) {
|
||||
vol = 100;
|
||||
} else {
|
||||
@@ -31,10 +31,10 @@ int audio_class_request_handler(struct usb_setup_packet *setup, uint8_t **data,
|
||||
break;
|
||||
|
||||
case AUDIO_REQUEST_GET_CUR:
|
||||
if (setup->wValueH == AUDIO_FU_CONTROL_MUTE) {
|
||||
if (HI_BYTE(setup->wValue) == AUDIO_FU_CONTROL_MUTE) {
|
||||
*data = (uint8_t *)&audio_control_info.mute;
|
||||
*len = 1;
|
||||
} else if (setup->wValueH == AUDIO_FU_CONTROL_VOLUME) {
|
||||
} else if (HI_BYTE(setup->wValue) == AUDIO_FU_CONTROL_VOLUME) {
|
||||
*data = (uint8_t *)&audio_control_info.vol_current;
|
||||
*len = 2;
|
||||
}
|
||||
@@ -77,14 +77,14 @@ int audio_class_request_handler(struct usb_setup_packet *setup, uint8_t **data,
|
||||
void audio_notify_handler(uint8_t event, void *arg)
|
||||
{
|
||||
switch (event) {
|
||||
case USB_EVENT_RESET:
|
||||
case USBD_EVENT_RESET:
|
||||
|
||||
break;
|
||||
|
||||
case USB_EVENT_SOF:
|
||||
case USBD_EVENT_SOF:
|
||||
break;
|
||||
|
||||
case USB_EVENT_SET_INTERFACE:
|
||||
case USBD_EVENT_SET_INTERFACE:
|
||||
usbd_audio_set_interface_callback(((uint8_t *)arg)[3]);
|
||||
break;
|
||||
|
||||
@@ -93,10 +93,6 @@ void audio_notify_handler(uint8_t event, void *arg)
|
||||
}
|
||||
}
|
||||
|
||||
__weak void usbd_audio_set_volume(uint8_t vol)
|
||||
{
|
||||
}
|
||||
|
||||
void usbd_audio_add_interface(usbd_class_t *class, usbd_interface_t *intf)
|
||||
{
|
||||
static usbd_class_t *last_class = NULL;
|
||||
@@ -111,4 +107,8 @@ void usbd_audio_add_interface(usbd_class_t *class, usbd_interface_t *intf)
|
||||
intf->vendor_handler = NULL;
|
||||
intf->notify_handler = audio_notify_handler;
|
||||
usbd_class_add_interface(class, intf);
|
||||
}
|
||||
}
|
||||
|
||||
__WEAK void usbd_audio_set_volume(uint8_t vol)
|
||||
{
|
||||
}
|
||||
|
||||
@@ -13,252 +13,12 @@
|
||||
#ifndef _USBD_AUDIO_H_
|
||||
#define _USBD_AUDIO_H_
|
||||
|
||||
#include "usb_audio.h"
|
||||
|
||||
#ifdef __cplusplus
|
||||
extern "C" {
|
||||
#endif
|
||||
|
||||
/** Audio Interface Subclass Codes
|
||||
* Refer to Table A-2 from audio10.pdf
|
||||
*/
|
||||
#define AUDIO_SUBCLASS_UNDEFINED 0x00
|
||||
#define AUDIO_SUBCLASS_AUDIOCONTROL 0x01
|
||||
#define AUDIO_SUBCLASS_AUDIOSTREAMING 0x02
|
||||
#define AUDIO_SUBCLASS_MIDISTREAMING 0x03
|
||||
|
||||
#define AUDIO_PROTOCOL_UNDEFINED 0x00U
|
||||
|
||||
#define AUDIO_ENDPOINT_GENERAL 0x01U
|
||||
|
||||
/** Audio Class-Specific Control Interface Descriptor Subtypes
|
||||
* Refer to Table A-5 from audio10.pdf
|
||||
*/
|
||||
#define AUDIO_CONTROL_UNDEFINED 0x01U
|
||||
#define AUDIO_CONTROL_HEADER 0x01U
|
||||
#define AUDIO_CONTROL_INPUT_TERMINAL 0x02U
|
||||
#define AUDIO_CONTROL_OUTPUT_TERMINAL 0x03U
|
||||
#define AUDIO_CONTROL_MIXER_UNIT 0x04U
|
||||
#define AUDIO_CONTROL_SELECTOR_UNIT 0x05U
|
||||
#define AUDIO_CONTROL_FEATURE_UNIT 0x06U
|
||||
#define AUDIO_CONTROL_PROCESSING_UNIT 0x07U
|
||||
#define AUDIO_CONTROL_EXTENSION_UNIT 0x08U
|
||||
|
||||
/** Audio Class-Specific AS Interface Descriptor Subtypes
|
||||
* Refer to Table A-6 from audio10.pdf
|
||||
*/
|
||||
#define AUDIO_STREAMING_UNDEFINED 0x00U
|
||||
#define AUDIO_STREAMING_GENERAL 0x01U
|
||||
#define AUDIO_STREAMING_FORMAT_TYPE 0x02U
|
||||
#define AUDIO_STREAMING_FORMAT_SPECIFIC 0x03U
|
||||
|
||||
/** Audio Class-Specific Request Codes
|
||||
* Refer to Table A-9 from audio10.pdf
|
||||
*/
|
||||
#define AUDIO_REQUEST_UNDEFINED 0x00
|
||||
#define AUDIO_REQUEST_SET_CUR 0x01
|
||||
#define AUDIO_REQUEST_GET_CUR 0x81
|
||||
#define AUDIO_REQUEST_SET_MIN 0x02
|
||||
#define AUDIO_REQUEST_GET_MIN 0x82
|
||||
#define AUDIO_REQUEST_SET_MAX 0x03
|
||||
#define AUDIO_REQUEST_GET_MAX 0x83
|
||||
#define AUDIO_REQUEST_SET_RES 0x04
|
||||
#define AUDIO_REQUEST_GET_RES 0x84
|
||||
#define AUDIO_REQUEST_SET_MEM 0x05
|
||||
#define AUDIO_REQUEST_GET_MEM 0x85
|
||||
#define AUDIO_REQUEST_GET_STAT 0xFF
|
||||
|
||||
/* Feature Unit Control Bits */
|
||||
#define AUDIO_CONTROL_MUTE 0x0001
|
||||
#define AUDIO_CONTROL_VOLUME 0x0002
|
||||
#define AUDIO_CONTROL_BASS 0x0004
|
||||
#define AUDIO_CONTROL_MID 0x0008
|
||||
#define AUDIO_CONTROL_TREBLE 0x0010
|
||||
#define AUDIO_CONTROL_GRAPHIC_EQUALIZER 0x0020
|
||||
#define AUDIO_CONTROL_AUTOMATIC_GAIN 0x0040
|
||||
#define AUDIO_CONTROL_DEALY 0x0080
|
||||
#define AUDIO_CONTROL_BASS_BOOST 0x0100
|
||||
#define AUDIO_CONTROL_LOUDNESS 0x0200
|
||||
|
||||
/** Feature Unit Control Selectors
|
||||
* Refer to Table A-11 from audio10.pdf
|
||||
*/
|
||||
#define AUDIO_FU_CONTROL_MUTE 0x01
|
||||
#define AUDIO_FU_CONTROL_VOLUME 0x02
|
||||
#define AUDIO_FU_CONTROL_BASS 0x03
|
||||
#define AUDIO_FU_CONTROL_MID 0x04
|
||||
#define AUDIO_FU_CONTROL_TREBLE 0x05
|
||||
#define AUDIO_FU_CONTROL_GRAPHIC_EQUALIZER 0x06
|
||||
#define AUDIO_FU_CONTROL_AUTOMATIC_GAIN 0x07
|
||||
#define AUDIO_FU_CONTROL_DELAY 0x08
|
||||
#define AUDIO_FU_CONTROL_BASS_BOOST 0x09
|
||||
#define AUDIO_FU_CONTROL_LOUDNESS 0x0A
|
||||
|
||||
/* Audio Descriptor Types */
|
||||
#define AUDIO_UNDEFINED_DESCRIPTOR_TYPE 0x20
|
||||
#define AUDIO_DEVICE_DESCRIPTOR_TYPE 0x21
|
||||
#define AUDIO_CONFIGURATION_DESCRIPTOR_TYPE 0x22
|
||||
#define AUDIO_STRING_DESCRIPTOR_TYPE 0x23
|
||||
#define AUDIO_INTERFACE_DESCRIPTOR_TYPE 0x24
|
||||
#define AUDIO_ENDPOINT_DESCRIPTOR_TYPE 0x25
|
||||
|
||||
/* Audio Data Format Type I Codes */
|
||||
#define AUDIO_FORMAT_TYPE_I_UNDEFINED 0x0000
|
||||
#define AUDIO_FORMAT_PCM 0x0001
|
||||
#define AUDIO_FORMAT_PCM8 0x0002
|
||||
#define AUDIO_FORMAT_IEEE_FLOAT 0x0003
|
||||
#define AUDIO_FORMAT_ALAW 0x0004
|
||||
#define AUDIO_FORMAT_MULAW 0x0005
|
||||
|
||||
/* Predefined Audio Channel Configuration Bits */
|
||||
#define AUDIO_CHANNEL_M 0x0000 /* Mono */
|
||||
#define AUDIO_CHANNEL_L 0x0001 /* Left Front */
|
||||
#define AUDIO_CHANNEL_R 0x0002 /* Right Front */
|
||||
#define AUDIO_CHANNEL_C 0x0004 /* Center Front */
|
||||
#define AUDIO_CHANNEL_LFE 0x0008 /* Low Freq. Enhance. */
|
||||
#define AUDIO_CHANNEL_LS 0x0010 /* Left Surround */
|
||||
#define AUDIO_CHANNEL_RS 0x0020 /* Right Surround */
|
||||
#define AUDIO_CHANNEL_LC 0x0040 /* Left of Center */
|
||||
#define AUDIO_CHANNEL_RC 0x0080 /* Right of Center */
|
||||
#define AUDIO_CHANNEL_S 0x0100 /* Surround */
|
||||
#define AUDIO_CHANNEL_SL 0x0200 /* Side Left */
|
||||
#define AUDIO_CHANNEL_SR 0x0400 /* Side Right */
|
||||
#define AUDIO_CHANNEL_T 0x0800 /* Top */
|
||||
|
||||
#define AUDIO_FORMAT_TYPE_I 0x01
|
||||
#define AUDIO_FORMAT_TYPE_II 0x02
|
||||
#define AUDIO_FORMAT_TYPE_III 0x03
|
||||
|
||||
/** USB Terminal Types
|
||||
* Refer to Table 2-1 - Table 2-4 from termt10.pdf
|
||||
*/
|
||||
enum usb_audio_terminal_types {
|
||||
/* USB Terminal Types */
|
||||
USB_AUDIO_USB_UNDEFINED = 0x0100,
|
||||
USB_AUDIO_USB_STREAMING = 0x0101,
|
||||
USB_AUDIO_USB_VENDOR_SPEC = 0x01FF,
|
||||
|
||||
/* Input Terminal Types */
|
||||
USB_AUDIO_IN_UNDEFINED = 0x0200,
|
||||
USB_AUDIO_IN_MICROPHONE = 0x0201,
|
||||
USB_AUDIO_IN_DESKTOP_MIC = 0x0202,
|
||||
USB_AUDIO_IN_PERSONAL_MIC = 0x0203,
|
||||
USB_AUDIO_IN_OM_DIR_MIC = 0x0204,
|
||||
USB_AUDIO_IN_MIC_ARRAY = 0x0205,
|
||||
USB_AUDIO_IN_PROC_MIC_ARRAY = 0x0205,
|
||||
|
||||
/* Output Terminal Types */
|
||||
USB_AUDIO_OUT_UNDEFINED = 0x0300,
|
||||
USB_AUDIO_OUT_SPEAKER = 0x0301,
|
||||
USB_AUDIO_OUT_HEADPHONES = 0x0302,
|
||||
USB_AUDIO_OUT_HEAD_AUDIO = 0x0303,
|
||||
USB_AUDIO_OUT_DESKTOP_SPEAKER = 0x0304,
|
||||
USB_AUDIO_OUT_ROOM_SPEAKER = 0x0305,
|
||||
USB_AUDIO_OUT_COMM_SPEAKER = 0x0306,
|
||||
USB_AUDIO_OUT_LOW_FREQ_SPEAKER = 0x0307,
|
||||
|
||||
/* Bi-directional Terminal Types */
|
||||
USB_AUDIO_IO_UNDEFINED = 0x0400,
|
||||
USB_AUDIO_IO_HANDSET = 0x0401,
|
||||
USB_AUDIO_IO_HEADSET = 0x0402,
|
||||
USB_AUDIO_IO_SPEAKERPHONE_ECHO_NONE = 0x0403,
|
||||
USB_AUDIO_IO_SPEAKERPHONE_ECHO_SUP = 0x0404,
|
||||
USB_AUDIO_IO_SPEAKERPHONE_ECHO_CAN = 0x0405,
|
||||
};
|
||||
|
||||
/**
|
||||
* @warning Size of baInterface is 2 just to make it useable
|
||||
* for all kind of devices: headphones, microphone and headset.
|
||||
* Actual size of the struct should be checked by reading
|
||||
* .bLength.
|
||||
*/
|
||||
struct cs_ac_if_descriptor {
|
||||
uint8_t bLength;
|
||||
uint8_t bDescriptorType;
|
||||
uint8_t bDescriptorSubtype;
|
||||
uint16_t bcdADC;
|
||||
uint16_t wTotalLength;
|
||||
uint8_t bInCollection;
|
||||
uint8_t baInterfaceNr[2];
|
||||
} __packed;
|
||||
|
||||
struct input_terminal_descriptor {
|
||||
uint8_t bLength;
|
||||
uint8_t bDescriptorType;
|
||||
uint8_t bDescriptorSubtype;
|
||||
uint8_t bTerminalID;
|
||||
uint16_t wTerminalType;
|
||||
uint8_t bAssocTerminal;
|
||||
uint8_t bNrChannels;
|
||||
uint16_t wChannelConfig;
|
||||
uint8_t iChannelNames;
|
||||
uint8_t iTerminal;
|
||||
} __packed;
|
||||
|
||||
/**
|
||||
* @note Size of Feature unit descriptor is not fixed.
|
||||
* This structure is just a helper not a common type.
|
||||
*/
|
||||
struct feature_unit_descriptor {
|
||||
uint8_t bLength;
|
||||
uint8_t bDescriptorType;
|
||||
uint8_t bDescriptorSubtype;
|
||||
uint8_t bUnitID;
|
||||
uint8_t bSourceID;
|
||||
uint8_t bControlSize;
|
||||
uint16_t bmaControls[1];
|
||||
} __packed;
|
||||
|
||||
struct output_terminal_descriptor {
|
||||
uint8_t bLength;
|
||||
uint8_t bDescriptorType;
|
||||
uint8_t bDescriptorSubtype;
|
||||
uint8_t bTerminalID;
|
||||
uint16_t wTerminalType;
|
||||
uint8_t bAssocTerminal;
|
||||
uint8_t bSourceID;
|
||||
uint8_t iTerminal;
|
||||
} __packed;
|
||||
|
||||
struct as_cs_interface_descriptor {
|
||||
uint8_t bLength;
|
||||
uint8_t bDescriptorType;
|
||||
uint8_t bDescriptorSubtype;
|
||||
uint8_t bTerminalLink;
|
||||
uint8_t bDelay;
|
||||
uint16_t wFormatTag;
|
||||
} __packed;
|
||||
|
||||
struct format_type_i_descriptor {
|
||||
uint8_t bLength;
|
||||
uint8_t bDescriptorType;
|
||||
uint8_t bDescriptorSubtype;
|
||||
uint8_t bFormatType;
|
||||
uint8_t bNrChannels;
|
||||
uint8_t bSubframeSize;
|
||||
uint8_t bBitResolution;
|
||||
uint8_t bSamFreqType;
|
||||
uint8_t tSamFreq[3];
|
||||
} __packed;
|
||||
|
||||
struct std_as_ad_endpoint_descriptor {
|
||||
uint8_t bLength;
|
||||
uint8_t bDescriptorType;
|
||||
uint8_t bEndpointAddress;
|
||||
uint8_t bmAttributes;
|
||||
uint16_t wMaxPacketSize;
|
||||
uint8_t bInterval;
|
||||
uint8_t bRefresh;
|
||||
uint8_t bSynchAddress;
|
||||
} __packed;
|
||||
|
||||
struct cs_as_ad_ep_descriptor {
|
||||
uint8_t bLength;
|
||||
uint8_t bDescriptorType;
|
||||
uint8_t bDescriptorSubtype;
|
||||
uint8_t bmAttributes;
|
||||
uint8_t bLockDelayUnits;
|
||||
uint16_t wLockDelay;
|
||||
} __packed;
|
||||
|
||||
struct usbd_audio_control_info {
|
||||
uint16_t vol_min;
|
||||
uint16_t vol_max;
|
||||
|
||||
Reference in New Issue
Block a user