From 78121a8d3f273420f8a2798364c2dd2fb9bb700f Mon Sep 17 00:00:00 2001 From: HiFiPhile Date: Sat, 27 Sep 2025 14:58:08 +0200 Subject: Update UAC2 naming Signed-off-by: HiFiPhile --- src/class/audio/audio.h | 1304 ++++++++++++++++++++++++++-------------- src/class/audio/audio_device.c | 30 +- src/class/audio/audio_device.h | 6 +- 3 files changed, 857 insertions(+), 483 deletions(-) (limited to 'src/class/audio') diff --git a/src/class/audio/audio.h b/src/class/audio/audio.h index 0d1acadcc..7c4c85306 100644 --- a/src/class/audio/audio.h +++ b/src/class/audio/audio.h @@ -39,7 +39,9 @@ extern "C" { #endif -/// Audio Device Class Codes +//--------------------------------------------------------------------+ +// GENERIC AUDIO CLASS CODES (COMMON TO UAC1 AND UAC2) +//--------------------------------------------------------------------+ /// A.2 - Audio Function Subclass Codes typedef enum @@ -51,6 +53,7 @@ typedef enum typedef enum { AUDIO_FUNC_PROTOCOL_CODE_UNDEF = 0x00, + AUDIO_FUNC_PROTOCOL_CODE_V1 = 0x00, ///< Version 1.0 - same as undefined for backward compatibility AUDIO_FUNC_PROTOCOL_CODE_V2 = 0x20, ///< Version 2.0 } audio_function_protocol_code_t; @@ -67,402 +70,798 @@ typedef enum typedef enum { AUDIO_INT_PROTOCOL_CODE_UNDEF = 0x00, + AUDIO_INT_PROTOCOL_CODE_V1 = 0x00, ///< Version 1.0 - same as undefined for backward compatibility AUDIO_INT_PROTOCOL_CODE_V2 = 0x20, ///< Version 2.0 } audio_interface_protocol_code_t; +//--------------------------------------------------------------------+ +// USB AUDIO CLASS 1.0 (UAC1) DEFINITIONS +//--------------------------------------------------------------------+ + +/// A.4 - Audio Class-Specific AC Interface Descriptor Subtypes UAC1 +typedef enum +{ + AUDIO10_CS_AC_INTERFACE_AC_DESCRIPTOR_UNDEF = 0x00, + AUDIO10_CS_AC_INTERFACE_HEADER = 0x01, + AUDIO10_CS_AC_INTERFACE_INPUT_TERMINAL = 0x02, + AUDIO10_CS_AC_INTERFACE_OUTPUT_TERMINAL = 0x03, + AUDIO10_CS_AC_INTERFACE_MIXER_UNIT = 0x04, + AUDIO10_CS_AC_INTERFACE_SELECTOR_UNIT = 0x05, + AUDIO10_CS_AC_INTERFACE_FEATURE_UNIT = 0x06, + AUDIO10_CS_AC_INTERFACE_PROCESSING_UNIT = 0x07, + AUDIO10_CS_AC_INTERFACE_EXTENSION_UNIT = 0x08, +} audio10_cs_ac_interface_subtype_t; + +/// A.5 - Audio Class-Specific AS Interface Descriptor Subtypes UAC1 +typedef enum +{ + AUDIO10_CS_AS_INTERFACE_AS_DESCRIPTOR_UNDEF = 0x00, + AUDIO10_CS_AS_INTERFACE_AS_GENERAL = 0x01, + AUDIO10_CS_AS_INTERFACE_FORMAT_TYPE = 0x02, +} audio10_cs_as_interface_subtype_t; + +/// A.6 - Audio Class-Specific EP Descriptor Subtypes UAC1 +typedef enum +{ + AUDIO10_CS_EP_SUBTYPE_UNDEF = 0x00, + AUDIO10_CS_EP_SUBTYPE_GENERAL = 0x01, +} audio10_cs_ep_subtype_t; + +/// A.7 - Audio Class-Specific Request Codes UAC1 +typedef enum +{ + AUDIO10_CS_REQ_UNDEF = 0x00, + AUDIO10_CS_REQ_SET_CUR = 0x01, + AUDIO10_CS_REQ_GET_CUR = 0x81, + AUDIO10_CS_REQ_SET_MIN = 0x02, + AUDIO10_CS_REQ_GET_MIN = 0x82, + AUDIO10_CS_REQ_SET_MAX = 0x03, + AUDIO10_CS_REQ_GET_MAX = 0x83, + AUDIO10_CS_REQ_SET_RES = 0x04, + AUDIO10_CS_REQ_GET_RES = 0x84, + AUDIO10_CS_REQ_SET_MEM = 0x05, + AUDIO10_CS_REQ_GET_MEM = 0x85, + AUDIO10_CS_REQ_GET_STAT = 0xFF, +} audio10_cs_req_t; + +/// A.9.1 - Terminal Control Selectors UAC1 +typedef enum +{ + AUDIO10_TE_CTRL_UNDEF = 0x00, + AUDIO10_TE_CTRL_COPY_PROTECT = 0x01, +} audio10_terminal_control_selector_t; + +/// A.9.2 - Feature Unit Control Selectors UAC1 +typedef enum +{ + AUDIO10_FU_CTRL_UNDEF = 0x00, + AUDIO10_FU_CTRL_MUTE = 0x01, + AUDIO10_FU_CTRL_VOLUME = 0x02, + AUDIO10_FU_CTRL_BASS = 0x03, + AUDIO10_FU_CTRL_MID = 0x04, + AUDIO10_FU_CTRL_TREBLE = 0x05, + AUDIO10_FU_CTRL_GRAPHIC_EQUALIZER = 0x06, + AUDIO10_FU_CTRL_AGC = 0x07, + AUDIO10_FU_CTRL_DELAY = 0x08, + AUDIO10_FU_CTRL_BASS_BOOST = 0x09, + AUDIO10_FU_CTRL_LOUDNESS = 0x0A, +} audio10_feature_unit_control_selector_t; + +/// A.9.3 - Up/Down-mix Processing Unit Control Selectors UAC1 +typedef enum +{ + AUDIO10_UD_CTRL_UNDEF = 0x00, + AUDIO10_UD_CTRL_ENABLE = 0x01, + AUDIO10_UD_CTRL_MODE_SELECT = 0x02, +} audio10_up_down_mix_control_selector_t; + +/// A.9.4 - Dolby Prologic Processing Unit Control Selectors UAC1 +typedef enum +{ + AUDIO10_DP_CTRL_UNDEF = 0x00, + AUDIO10_DP_CTRL_ENABLE = 0x01, + AUDIO10_DP_CTRL_MODE_SELECT = 0x02, +} audio10_dolby_prologic_control_selector_t; + +/// A.9.5 - 3D Stereo Extender Processing Unit Control Selectors UAC1 +typedef enum +{ + AUDIO10_3D_CTRL_UNDEF = 0x00, + AUDIO10_3D_CTRL_ENABLE = 0x01, + AUDIO10_3D_CTRL_SPACIOUSNESS = 0x02, +} audio10_3d_stereo_extender_control_selector_t; + +/// A.9.6 - Reverberation Processing Unit Control Selectors UAC1 +typedef enum +{ + AUDIO10_RV_CTRL_UNDEF = 0x00, + AUDIO10_RV_CTRL_ENABLE = 0x01, + AUDIO10_RV_CTRL_REVERB_LEVEL = 0x02, + AUDIO10_RV_CTRL_REVERB_TIME = 0x03, + AUDIO10_RV_CTRL_REVERB_FEEDBACK = 0x04, +} audio10_reverberation_control_selector_t; + +/// A.9.7 - Chorus Processing Unit Control Selectors UAC1 +typedef enum +{ + AUDIO10_CH_CTRL_UNDEF = 0x00, + AUDIO10_CH_CTRL_ENABLE = 0x01, + AUDIO10_CH_CTRL_CHORUS_LEVEL = 0x02, + AUDIO10_CH_CTRL_CHORUS_RATE = 0x03, + AUDIO10_CH_CTRL_CHORUS_DEPTH = 0x04, +} audio10_chorus_control_selector_t; + +/// A.9.8 - Dynamic Range Compressor Processing Unit Control Selectors UAC1 +typedef enum +{ + AUDIO10_DR_CTRL_UNDEF = 0x00, + AUDIO10_DR_CTRL_ENABLE = 0x01, + AUDIO10_DR_CTRL_COMPRESSION_RATE = 0x02, + AUDIO10_DR_CTRL_MAXAMPL = 0x03, + AUDIO10_DR_CTRL_THRESHOLD = 0x04, + AUDIO10_DR_CTRL_ATTACK_TIME = 0x05, + AUDIO10_DR_CTRL_RELEASE_TIME = 0x06, +} audio10_dynamic_range_compression_control_selector_t; + +/// A.9.9 - Extension Unit Control Selectors UAC1 +typedef enum +{ + AUDIO10_XU_CTRL_UNDEF = 0x00, + AUDIO10_XU_CTRL_ENABLE = 0x01, +} audio10_extension_unit_control_selector_t; + +/// A.9.10 - Endpoint Control Selectors UAC1 +typedef enum +{ + AUDIO10_EP_CTRL_UNDEF = 0x00, + AUDIO10_EP_CTRL_SAMPLING_FREQ = 0x01, + AUDIO10_EP_CTRL_PITCH = 0x02, +} audio10_ep_control_selector_t; + +/// A.1 - Audio Class-Format Type Codes UAC1 +typedef enum +{ + AUDIO10_FORMAT_TYPE_UNDEFINED = 0x00, + AUDIO10_FORMAT_TYPE_I = 0x01, + AUDIO10_FORMAT_TYPE_II = 0x02, + AUDIO10_FORMAT_TYPE_III = 0x03, +} audio10_format_type_t; + +// A.1.1 - Audio Class-Audio Data Format Type I UAC1 +typedef enum +{ + AUDIO10_DATA_FORMAT_TYPE_I_PCM = 0x0001, + AUDIO10_DATA_FORMAT_TYPE_I_PCM8 = 0x0002, + AUDIO10_DATA_FORMAT_TYPE_I_IEEE_FLOAT = 0x0003, + AUDIO10_DATA_FORMAT_TYPE_I_ALAW = 0x0004, + AUDIO10_DATA_FORMAT_TYPE_I_MULAW = 0x0005, +} audio10_data_format_type_I_t; + +// A.1.2 - Audio Class-Audio Data Format Type II UAC1 +typedef enum +{ + AUDIO10_DATA_FORMAT_TYPE_II_MPEG = 0x1001, + AUDIO10_DATA_FORMAT_TYPE_II_AC3 = 0x1002, +} audio10_data_format_type_II_t; + +// A.1.3 - Audio Class-Audio Data Format Type III UAC1 +typedef enum +{ + AUDIO10_DATA_FORMAT_TYPE_III_IEC1937_AC3_1 = 0x2001, + AUDIO10_DATA_FORMAT_TYPE_III_IEC1937_MPEG1_L1_1 = 0x2002, + AUDIO10_DATA_FORMAT_TYPE_III_IEC1937_MPEG1_L23_1 = 0x2003, + AUDIO10_DATA_FORMAT_TYPE_III_IEC1937_MPEG2_EXT_1 = 0x2004, + AUDIO10_DATA_FORMAT_TYPE_III_IEC1937_MPEG2_L1_LS_1 = 0x2005, + AUDIO10_DATA_FORMAT_TYPE_III_IEC1937_MPEG2_L23_LS_1 = 0x2006, +} audio10_data_format_type_III_t; + +/// Audio Class-Audio Channel Configuration UAC1 (Table A-7) +typedef enum +{ + AUDIO10_CHANNEL_CONFIG_NON_PREDEFINED = 0x0000, + AUDIO10_CHANNEL_CONFIG_LEFT_FRONT = 0x0001, + AUDIO10_CHANNEL_CONFIG_RIGHT_FRONT = 0x0002, + AUDIO10_CHANNEL_CONFIG_CENTER_FRONT = 0x0004, + AUDIO10_CHANNEL_CONFIG_LOW_FRQ_EFFECTS = 0x0008, + AUDIO10_CHANNEL_CONFIG_LEFT_SURROUND = 0x0010, + AUDIO10_CHANNEL_CONFIG_RIGHT_SURROUND = 0x0020, + AUDIO10_CHANNEL_CONFIG_LEFT_OF_CENTER = 0x0040, + AUDIO10_CHANNEL_CONFIG_RIGHT_OF_CENTER = 0x0080, + AUDIO10_CHANNEL_CONFIG_SURROUND = 0x0100, + AUDIO10_CHANNEL_CONFIG_SIDE_LEFT = 0x0200, + AUDIO10_CHANNEL_CONFIG_SIDE_RIGHT = 0x0400, + AUDIO10_CHANNEL_CONFIG_TOP = 0x0800, +} audio10_channel_config_t; + + +//--------------------------------------------------------------------+ +// USB AUDIO CLASS 1.0 (UAC1) DESCRIPTORS +//--------------------------------------------------------------------+ + +/// AUDIO Class-Specific AC Interface Header Descriptor UAC1 (4.3.2) +#define audio10_desc_cs_ac_interface_n_t(numInterfaces) \ + struct TU_ATTR_PACKED { \ + uint8_t bLength ; /* Size of this descriptor in bytes: 8+n. */\ + uint8_t bDescriptorType ; /* Descriptor Type. Value: TUSB_DESC_CS_INTERFACE. */\ + uint8_t bDescriptorSubType ; /* Descriptor SubType. Value: AUDIO10_CS_AC_INTERFACE_HEADER. */\ + uint16_t bcdADC ; /* Audio Device Class Specification Release Number in Binary-Coded Decimal. Value: 0x0100 for UAC1. */\ + uint16_t wTotalLength ; /* Total number of bytes returned for the class-specific AudioControl interface descriptor. */\ + uint8_t bInCollection ; /* The number of AudioStreaming and MIDIStreaming interfaces in the Audio Interface Collection. */\ + uint8_t baInterfaceNr[numInterfaces]; /* Interface number of the AudioStreaming or MIDIStreaming interface in the Collection. */\ +} + +/// AUDIO Input Terminal Descriptor UAC1 (4.3.2.1) +typedef struct TU_ATTR_PACKED +{ + uint8_t bLength ; ///< Size of this descriptor in bytes: 12. + uint8_t bDescriptorType ; ///< Descriptor Type. Value: TUSB_DESC_CS_INTERFACE. + uint8_t bDescriptorSubType ; ///< Descriptor SubType. Value: AUDIO10_CS_AC_INTERFACE_INPUT_TERMINAL. + uint8_t bTerminalID ; ///< Constant uniquely identifying the Terminal within the audio function. + uint16_t wTerminalType ; ///< Constant characterizing the type of Terminal. + uint8_t bAssocTerminal ; ///< ID of the Output Terminal to which this Input Terminal is associated. + uint8_t bNrChannels ; ///< Number of logical output channels in the Terminal's output audio channel cluster. + uint16_t wChannelConfig ; ///< Describes the spatial location of the logical channels. + uint8_t iChannelNames ; ///< Index of a string descriptor, describing the name of the first logical channel. + uint8_t iTerminal ; ///< Index of a string descriptor, describing the Input Terminal. +} audio10_desc_input_terminal_t; + +/// AUDIO Output Terminal Descriptor UAC1 (4.3.2.2) +typedef struct TU_ATTR_PACKED +{ + uint8_t bLength ; ///< Size of this descriptor in bytes: 9. + uint8_t bDescriptorType ; ///< Descriptor Type. Value: TUSB_DESC_CS_INTERFACE. + uint8_t bDescriptorSubType ; ///< Descriptor SubType. Value: AUDIO10_CS_AC_INTERFACE_OUTPUT_TERMINAL. + uint8_t bTerminalID ; ///< Constant uniquely identifying the Terminal within the audio function. + uint16_t wTerminalType ; ///< Constant characterizing the type of Terminal. + uint8_t bAssocTerminal ; ///< Constant, identifying the Input Terminal to which this Output Terminal is associated. + uint8_t bSourceID ; ///< ID of the Unit or Terminal to which this Terminal is connected. + uint8_t iTerminal ; ///< Index of a string descriptor, describing the Output Terminal. +} audio10_desc_output_terminal_t; + +/// AUDIO Mixer Unit Descriptor UAC1 (4.3.2.3) +#define audio10_desc_mixer_unit_n_t(numInputPins, numControlBytes) \ + struct TU_ATTR_PACKED { \ + uint8_t bLength ; /* Size of this descriptor in bytes: 10+p+n. */\ + uint8_t bDescriptorType ; /* Descriptor Type. Value: TUSB_DESC_CS_INTERFACE. */\ + uint8_t bDescriptorSubType ; /* Descriptor SubType. Value: AUDIO10_CS_AC_INTERFACE_MIXER_UNIT. */\ + uint8_t bUnitID ; /* Constant uniquely identifying the Unit within the audio function. */\ + uint8_t bNrInPins ; /* Number of Input Pins of this Unit: p. */\ + uint8_t baSourceID[numInputPins]; /* ID of the Unit or Terminal to which Input Pins of this Mixer Unit are connected. */\ + uint8_t bNrChannels ; /* Number of logical output channels in the Mixer Unit's output audio channel cluster. */\ + uint16_t wChannelConfig ; /* Describes the spatial location of the logical channels. */\ + uint8_t iChannelNames ; /* Index of a string descriptor, describing the name of the first logical channel. */\ + uint8_t bmControls[numControlBytes]; /* Mixer Unit Controls bitmap. */\ + uint8_t iMixer ; /* Index of a string descriptor, describing the Mixer Unit. */\ +} + +/// AUDIO Selector Unit Descriptor UAC1 (4.3.2.4) +#define audio10_desc_selector_unit_n_t(numInputPins) \ + struct TU_ATTR_PACKED { \ + uint8_t bLength ; /* Size of this descriptor in bytes: 6+p. */\ + uint8_t bDescriptorType ; /* Descriptor Type. Value: TUSB_DESC_CS_INTERFACE. */\ + uint8_t bDescriptorSubType ; /* Descriptor SubType. Value: AUDIO10_CS_AC_INTERFACE_SELECTOR_UNIT. */\ + uint8_t bUnitID ; /* Constant uniquely identifying the Unit within the audio function. */\ + uint8_t bNrInPins ; /* Number of Input Pins of this Unit: p. */\ + uint8_t baSourceID[numInputPins]; /* ID of the Unit or Terminal to which Input Pins of this Selector Unit are connected. */\ + uint8_t iSelector ; /* Index of a string descriptor, describing the Selector Unit. */\ +} + +/// AUDIO Feature Unit Descriptor UAC1 (4.3.2.5) +#define audio10_desc_feature_unit_n_t(numChannels, controlSize) \ + struct TU_ATTR_PACKED { \ + uint8_t bLength ; /* Size of this descriptor in bytes: 7+(ch+1)*n. */\ + uint8_t bDescriptorType ; /* Descriptor Type. Value: TUSB_DESC_CS_INTERFACE. */\ + uint8_t bDescriptorSubType ; /* Descriptor SubType. Value: AUDIO10_CS_AC_INTERFACE_FEATURE_UNIT. */\ + uint8_t bUnitID ; /* Constant uniquely identifying the Unit within the audio function. */\ + uint8_t bSourceID ; /* ID of the Unit or Terminal to which this Feature Unit is connected. */\ + uint8_t bControlSize ; /* Size in bytes of an element of the bmaControls() array. */\ + uint8_t bmaControls[(numChannels+1)*controlSize]; /* Control bitmaps for master + logical channels. */\ + uint8_t iFeature ; /* Index of a string descriptor, describing this Feature Unit. */\ +} + +/// AUDIO Processing Unit Descriptor UAC1 (4.3.2.6) +#define audio10_desc_processing_unit_n_t(numInputPins, numControlBytes) \ + struct TU_ATTR_PACKED { \ + uint8_t bLength ; /* Size of this descriptor in bytes: 13+p+n. */\ + uint8_t bDescriptorType ; /* Descriptor Type. Value: TUSB_DESC_CS_INTERFACE. */\ + uint8_t bDescriptorSubType ; /* Descriptor SubType. Value: AUDIO10_CS_AC_INTERFACE_PROCESSING_UNIT. */\ + uint8_t bUnitID ; /* Constant uniquely identifying the Unit within the audio function. */\ + uint16_t wProcessType ; /* Constant identifying the type of processing this Unit is performing. */\ + uint8_t bNrInPins ; /* Number of Input Pins of this Unit: p. */\ + uint8_t baSourceID[numInputPins]; /* ID of the Unit or Terminal to which Input Pins of this Processing Unit are connected. */\ + uint8_t bNrChannels ; /* Number of logical output channels in the Processing Unit's output audio channel cluster. */\ + uint16_t wChannelConfig ; /* Describes the spatial location of the logical channels. */\ + uint8_t iChannelNames ; /* Index of a string descriptor, describing the name of the first logical channel. */\ + uint8_t bControlSize ; /* Size in bytes of the bmControls field. */\ + uint8_t bmControls[numControlBytes]; /* Processing Unit Controls bitmap. */\ + uint8_t iProcessing ; /* Index of a string descriptor, describing the Processing Unit. */\ +} + +/// AUDIO Extension Unit Descriptor UAC1 (4.3.2.7) +#define audio10_desc_extension_unit_n_t(numInputPins, numControlBytes) \ + struct TU_ATTR_PACKED { \ + uint8_t bLength ; /* Size of this descriptor in bytes: 13+p+n. */\ + uint8_t bDescriptorType ; /* Descriptor Type. Value: TUSB_DESC_CS_INTERFACE. */\ + uint8_t bDescriptorSubType ; /* Descriptor SubType. Value: AUDIO10_CS_AC_INTERFACE_EXTENSION_UNIT. */\ + uint8_t bUnitID ; /* Constant uniquely identifying the Unit within the audio function. */\ + uint16_t wExtensionCode ; /* Vendor-specific code identifying the Extension Unit. */\ + uint8_t bNrInPins ; /* Number of Input Pins of this Unit: p. */\ + uint8_t baSourceID[numInputPins]; /* ID of the Unit or Terminal to which Input Pins of this Extension Unit are connected. */\ + uint8_t bNrChannels ; /* Number of logical output channels in the Extension Unit's output audio channel cluster. */\ + uint16_t wChannelConfig ; /* Describes the spatial location of the logical channels. */\ + uint8_t iChannelNames ; /* Index of a string descriptor, describing the name of the first logical channel. */\ + uint8_t bControlSize ; /* Size in bytes of the bmControls field. */\ + uint8_t bmControls[numControlBytes]; /* Extension Unit Controls bitmap. */\ + uint8_t iExtension ; /* Index of a string descriptor, describing the Extension Unit. */\ +} + +/// AUDIO Class-Specific AS Interface Descriptor UAC1 (4.5.2) +typedef struct TU_ATTR_PACKED +{ + uint8_t bLength ; ///< Size of this descriptor in bytes: 7. + uint8_t bDescriptorType ; ///< Descriptor Type. Value: TUSB_DESC_CS_INTERFACE. + uint8_t bDescriptorSubType ; ///< Descriptor SubType. Value: AUDIO10_CS_AS_INTERFACE_AS_GENERAL. + uint8_t bTerminalLink ; ///< The Terminal ID of the Terminal to which the endpoint of this interface is connected. + uint8_t bDelay ; ///< Expressed in number of frames. + uint16_t wFormatTag ; ///< The Audio Data Format that has to be used to communicate with this interface. +} audio10_desc_cs_as_interface_t; + +/// AUDIO Type I Format Type Descriptor UAC1 (2.2.5) +#define audio10_desc_type_I_format_n_t(numSamFreq) \ + struct TU_ATTR_PACKED { \ + uint8_t bLength ; /* Size of this descriptor in bytes: 8+(ns*3). */\ + uint8_t bDescriptorType ; /* Descriptor Type. Value: TUSB_DESC_CS_INTERFACE. */\ + uint8_t bDescriptorSubType ; /* Descriptor SubType. Value: AUDIO10_CS_AS_INTERFACE_FORMAT_TYPE. */\ + uint8_t bFormatType ; /* Constant identifying the Format Type the AudioStreaming interface is using. */\ + uint8_t bNrChannels ; /* Indicates the number of physical channels in the audio data stream. */\ + uint8_t bSubFrameSize ; /* The number of bytes occupied by one audio subframe. */\ + uint8_t bBitResolution ; /* The number of effectively used bits from the available bits in an audio subframe. */\ + uint8_t bSamFreqType ; /* Indicates how the sampling frequency can be programmed. */\ + uint8_t tSamFreq[numSamFreq*3]; /* Sampling frequency or lower/upper bounds in Hz for the sampling frequency range. */\ +} + +/// AUDIO Type II Format Type Descriptor UAC1 (2.3.5) +#define audio10_desc_type_II_format_n_t(numSamFreq) \ + struct TU_ATTR_PACKED { \ + uint8_t bLength ; /* Size of this descriptor in bytes: 9+(ns*3). */\ + uint8_t bDescriptorType ; /* Descriptor Type. Value: TUSB_DESC_CS_INTERFACE. */\ + uint8_t bDescriptorSubType ; /* Descriptor SubType. Value: AUDIO10_CS_AS_INTERFACE_FORMAT_TYPE. */\ + uint8_t bFormatType ; /* Constant identifying the Format Type the AudioStreaming interface is using. */\ + uint16_t wMaxBitRate ; /* Indicates the maximum number of bits per second this interface can handle. */\ + uint16_t wSamplesPerFrame ; /* Indicates the number of PCM audio samples contained in one encoded audio frame. */\ + uint8_t bSamFreqType ; /* Indicates how the sampling frequency can be programmed. */\ + uint8_t tSamFreq[numSamFreq*3]; /* Sampling frequency or lower/upper bounds in Hz for the sampling frequency range. */\ +} + +/// AUDIO Type III Format Type Descriptor UAC1 (2.4.5) +#define audio10_desc_type_III_format_n_t(numSamFreq) \ + struct TU_ATTR_PACKED { \ + uint8_t bLength ; /* Size of this descriptor in bytes: 8+(ns*3). */\ + uint8_t bDescriptorType ; /* Descriptor Type. Value: TUSB_DESC_CS_INTERFACE. */\ + uint8_t bDescriptorSubType ; /* Descriptor SubType. Value: AUDIO10_CS_AS_INTERFACE_FORMAT_TYPE. */\ + uint8_t bFormatType ; /* Constant identifying the Format Type the AudioStreaming interface is using. */\ + uint8_t bNrChannels ; /* Indicates the number of physical channels in the audio data stream. */\ + uint8_t bSubFrameSize ; /* The number of bytes occupied by one audio subframe. */\ + uint8_t bBitResolution ; /* The number of effectively used bits from the available bits in an audio subframe. */\ + uint8_t bSamFreqType ; /* Indicates how the sampling frequency can be programmed. */\ + uint8_t tSamFreq[numSamFreq*3]; /* Sampling frequency or lower/upper bounds in Hz for the sampling frequency range. */\ +} + +/// AUDIO Class-Specific AS Isochronous Audio Data Endpoint Descriptor UAC1 (4.6.1.2) +typedef struct TU_ATTR_PACKED +{ + uint8_t bLength ; ///< Size of this descriptor in bytes: 7. + uint8_t bDescriptorType ; ///< Descriptor Type. Value: TUSB_DESC_CS_ENDPOINT. + uint8_t bDescriptorSubType ; ///< Descriptor SubType. Value: AUDIO10_CS_EP_SUBTYPE_GENERAL. + uint8_t bmAttributes ; ///< Bit 0: Sampling Frequency, Bit 1: Pitch, Bit 7: MaxPacketsOnly. + uint8_t bLockDelayUnits ; ///< Indicates the units used for the wLockDelay field. + uint16_t wLockDelay ; ///< Indicates the time it takes this endpoint to reliably lock its internal clock recovery circuitry. +} audio10_desc_cs_as_iso_data_ep_t; + +/// AUDIO Interrupt Data Message Format UAC1 (3.7.1.2) +typedef struct TU_ATTR_PACKED +{ + uint8_t bStatusType ; ///< Indicates the type of status information being reported. + uint8_t bOriginator ; ///< Indicates the entity that originated this status information. +} audio10_interrupt_data_t; + +//--------------------------------------------------------------------+ +// USB AUDIO CLASS 2.0 (UAC2) DEFINITIONS +//--------------------------------------------------------------------+ + /// A.7 - Audio Function Category Codes typedef enum { - AUDIO_FUNC_UNDEF = 0x00, - AUDIO_FUNC_DESKTOP_SPEAKER = 0x01, - AUDIO_FUNC_HOME_THEATER = 0x02, - AUDIO_FUNC_MICROPHONE = 0x03, - AUDIO_FUNC_HEADSET = 0x04, - AUDIO_FUNC_TELEPHONE = 0x05, - AUDIO_FUNC_CONVERTER = 0x06, - AUDIO_FUNC_SOUND_RECODER = 0x07, - AUDIO_FUNC_IO_BOX = 0x08, - AUDIO_FUNC_MUSICAL_INSTRUMENT = 0x09, - AUDIO_FUNC_PRO_AUDIO = 0x0A, - AUDIO_FUNC_AUDIO_VIDEO = 0x0B, - AUDIO_FUNC_CONTROL_PANEL = 0x0C, - AUDIO_FUNC_OTHER = 0xFF, -} audio_function_code_t; + AUDIO20_FUNC_UNDEF = 0x00, + AUDIO20_FUNC_DESKTOP_SPEAKER = 0x01, + AUDIO20_FUNC_HOME_THEATER = 0x02, + AUDIO20_FUNC_MICROPHONE = 0x03, + AUDIO20_FUNC_HEADSET = 0x04, + AUDIO20_FUNC_TELEPHONE = 0x05, + AUDIO20_FUNC_CONVERTER = 0x06, + AUDIO20_FUNC_SOUND_RECODER = 0x07, + AUDIO20_FUNC_IO_BOX = 0x08, + AUDIO20_FUNC_MUSICAL_INSTRUMENT = 0x09, + AUDIO20_FUNC_PRO_AUDIO = 0x0A, + AUDIO20_FUNC_AUDIO_VIDEO = 0x0B, + AUDIO20_FUNC_CONTROL_PANEL = 0x0C, + AUDIO20_FUNC_OTHER = 0xFF, +} audio20_function_code_t; /// A.9 - Audio Class-Specific AC Interface Descriptor Subtypes UAC2 typedef enum { - AUDIO_CS_AC_INTERFACE_AC_DESCRIPTOR_UNDEF = 0x00, - AUDIO_CS_AC_INTERFACE_HEADER = 0x01, - AUDIO_CS_AC_INTERFACE_INPUT_TERMINAL = 0x02, - AUDIO_CS_AC_INTERFACE_OUTPUT_TERMINAL = 0x03, - AUDIO_CS_AC_INTERFACE_MIXER_UNIT = 0x04, - AUDIO_CS_AC_INTERFACE_SELECTOR_UNIT = 0x05, - AUDIO_CS_AC_INTERFACE_FEATURE_UNIT = 0x06, - AUDIO_CS_AC_INTERFACE_EFFECT_UNIT = 0x07, - AUDIO_CS_AC_INTERFACE_PROCESSING_UNIT = 0x08, - AUDIO_CS_AC_INTERFACE_EXTENSION_UNIT = 0x09, - AUDIO_CS_AC_INTERFACE_CLOCK_SOURCE = 0x0A, - AUDIO_CS_AC_INTERFACE_CLOCK_SELECTOR = 0x0B, - AUDIO_CS_AC_INTERFACE_CLOCK_MULTIPLIER = 0x0C, - AUDIO_CS_AC_INTERFACE_SAMPLE_RATE_CONVERTER = 0x0D, -} audio_cs_ac_interface_subtype_t; + AUDIO20_CS_AC_INTERFACE_AC_DESCRIPTOR_UNDEF = 0x00, + AUDIO20_CS_AC_INTERFACE_HEADER = 0x01, + AUDIO20_CS_AC_INTERFACE_INPUT_TERMINAL = 0x02, + AUDIO20_CS_AC_INTERFACE_OUTPUT_TERMINAL = 0x03, + AUDIO20_CS_AC_INTERFACE_MIXER_UNIT = 0x04, + AUDIO20_CS_AC_INTERFACE_SELECTOR_UNIT = 0x05, + AUDIO20_CS_AC_INTERFACE_FEATURE_UNIT = 0x06, + AUDIO20_CS_AC_INTERFACE_EFFECT_UNIT = 0x07, + AUDIO20_CS_AC_INTERFACE_PROCESSING_UNIT = 0x08, + AUDIO20_CS_AC_INTERFACE_EXTENSION_UNIT = 0x09, + AUDIO20_CS_AC_INTERFACE_CLOCK_SOURCE = 0x0A, + AUDIO20_CS_AC_INTERFACE_CLOCK_SELECTOR = 0x0B, + AUDIO20_CS_AC_INTERFACE_CLOCK_MULTIPLIER = 0x0C, + AUDIO20_CS_AC_INTERFACE_SAMPLE_RATE_CONVERTER = 0x0D, +} audio20_cs_ac_interface_subtype_t; /// A.10 - Audio Class-Specific AS Interface Descriptor Subtypes UAC2 typedef enum { - AUDIO_CS_AS_INTERFACE_AS_DESCRIPTOR_UNDEF = 0x00, - AUDIO_CS_AS_INTERFACE_AS_GENERAL = 0x01, - AUDIO_CS_AS_INTERFACE_FORMAT_TYPE = 0x02, - AUDIO_CS_AS_INTERFACE_ENCODER = 0x03, - AUDIO_CS_AS_INTERFACE_DECODER = 0x04, -} audio_cs_as_interface_subtype_t; + AUDIO20_CS_AS_INTERFACE_AS_DESCRIPTOR_UNDEF = 0x00, + AUDIO20_CS_AS_INTERFACE_AS_GENERAL = 0x01, + AUDIO20_CS_AS_INTERFACE_FORMAT_TYPE = 0x02, + AUDIO20_CS_AS_INTERFACE_ENCODER = 0x03, + AUDIO20_CS_AS_INTERFACE_DECODER = 0x04, +} audio20_cs_as_interface_subtype_t; /// A.11 - Effect Unit Effect Types typedef enum { - AUDIO_EFFECT_TYPE_UNDEF = 0x00, - AUDIO_EFFECT_TYPE_PARAM_EQ_SECTION = 0x01, - AUDIO_EFFECT_TYPE_REVERBERATION = 0x02, - AUDIO_EFFECT_TYPE_MOD_DELAY = 0x03, - AUDIO_EFFECT_TYPE_DYN_RANGE_COMP = 0x04, -} audio_effect_unit_effect_type_t; + AUDIO20_EFFECT_TYPE_UNDEF = 0x00, + AUDIO20_EFFECT_TYPE_PARAM_EQ_SECTION = 0x01, + AUDIO20_EFFECT_TYPE_REVERBERATION = 0x02, + AUDIO20_EFFECT_TYPE_MOD_DELAY = 0x03, + AUDIO20_EFFECT_TYPE_DYN_RANGE_COMP = 0x04, +} audio20_effect_unit_effect_type_t; /// A.12 - Processing Unit Process Types typedef enum { - AUDIO_PROCESS_TYPE_UNDEF = 0x00, - AUDIO_PROCESS_TYPE_UP_DOWN_MIX = 0x01, - AUDIO_PROCESS_TYPE_DOLBY_PROLOGIC = 0x02, - AUDIO_PROCESS_TYPE_STEREO_EXTENDER = 0x03, -} audio_processing_unit_process_type_t; + AUDIO20_PROCESS_TYPE_UNDEF = 0x00, + AUDIO20_PROCESS_TYPE_UP_DOWN_MIX = 0x01, + AUDIO20_PROCESS_TYPE_DOLBY_PROLOGIC = 0x02, + AUDIO20_PROCESS_TYPE_STEREO_EXTENDER = 0x03, +} audio20_processing_unit_process_type_t; /// A.13 - Audio Class-Specific EP Descriptor Subtypes UAC2 typedef enum { - AUDIO_CS_EP_SUBTYPE_UNDEF = 0x00, - AUDIO_CS_EP_SUBTYPE_GENERAL = 0x01, -} audio_cs_ep_subtype_t; + AUDIO20_CS_EP_SUBTYPE_UNDEF = 0x00, + AUDIO20_CS_EP_SUBTYPE_GENERAL = 0x01, +} audio20_cs_ep_subtype_t; -/// A.14 - Audio Class-Specific Request Codes +/// A.14 - Audio Class-Specific Request Codes UAC2 typedef enum { - AUDIO_CS_REQ_UNDEF = 0x00, - AUDIO_CS_REQ_CUR = 0x01, - AUDIO_CS_REQ_RANGE = 0x02, - AUDIO_CS_REQ_MEM = 0x03, -} audio_cs_req_t; + AUDIO20_CS_REQ_UNDEF = 0x00, + AUDIO20_CS_REQ_CUR = 0x01, + AUDIO20_CS_REQ_RANGE = 0x02, + AUDIO20_CS_REQ_MEM = 0x03, +} audio20_cs_req_t; -/// A.17 - Control Selector Codes +/// A.17 - Control Selector Codes UAC2 /// A.17.1 - Clock Source Control Selectors typedef enum { - AUDIO_CS_CTRL_UNDEF = 0x00, - AUDIO_CS_CTRL_SAM_FREQ = 0x01, - AUDIO_CS_CTRL_CLK_VALID = 0x02, -} audio_clock_src_control_selector_t; + AUDIO20_CS_CTRL_UNDEF = 0x00, + AUDIO20_CS_CTRL_SAM_FREQ = 0x01, + AUDIO20_CS_CTRL_CLK_VALID = 0x02, +} audio20_clock_src_control_selector_t; /// A.17.2 - Clock Selector Control Selectors typedef enum { - AUDIO_CX_CTRL_UNDEF = 0x00, - AUDIO_CX_CTRL_CONTROL = 0x01, -} audio_clock_sel_control_selector_t; + AUDIO20_CX_CTRL_UNDEF = 0x00, + AUDIO20_CX_CTRL_CONTROL = 0x01, +} audio20_clock_sel_control_selector_t; /// A.17.3 - Clock Multiplier Control Selectors typedef enum { - AUDIO_CM_CTRL_UNDEF = 0x00, - AUDIO_CM_CTRL_NUMERATOR_CONTROL = 0x01, - AUDIO_CM_CTRL_DENOMINATOR_CONTROL = 0x02, -} audio_clock_mul_control_selector_t; + AUDIO20_CM_CTRL_UNDEF = 0x00, + AUDIO20_CM_CTRL_NUMERATOR_CONTROL = 0x01, + AUDIO20_CM_CTRL_DENOMINATOR_CONTROL = 0x02, +} audio20_clock_mul_control_selector_t; -/// A.17.4 - Terminal Control Selectors +/// A.17.4 - Terminal Control Selectors UAC2 typedef enum { - AUDIO_TE_CTRL_UNDEF = 0x00, - AUDIO_TE_CTRL_COPY_PROTECT = 0x01, - AUDIO_TE_CTRL_CONNECTOR = 0x02, - AUDIO_TE_CTRL_OVERLOAD = 0x03, - AUDIO_TE_CTRL_CLUSTER = 0x04, - AUDIO_TE_CTRL_UNDERFLOW = 0x05, - AUDIO_TE_CTRL_OVERFLOW = 0x06, - AUDIO_TE_CTRL_LATENCY = 0x07, -} audio_terminal_control_selector_t; + AUDIO20_TE_CTRL_UNDEF = 0x00, + AUDIO20_TE_CTRL_COPY_PROTECT = 0x01, + AUDIO20_TE_CTRL_CONNECTOR = 0x02, + AUDIO20_TE_CTRL_OVERLOAD = 0x03, + AUDIO20_TE_CTRL_CLUSTER = 0x04, + AUDIO20_TE_CTRL_UNDERFLOW = 0x05, + AUDIO20_TE_CTRL_OVERFLOW = 0x06, + AUDIO20_TE_CTRL_LATENCY = 0x07, +} audio20_terminal_control_selector_t; /// A.17.5 - Mixer Control Selectors typedef enum { - AUDIO_MU_CTRL_UNDEF = 0x00, - AUDIO_MU_CTRL_MIXER = 0x01, - AUDIO_MU_CTRL_CLUSTER = 0x02, - AUDIO_MU_CTRL_UNDERFLOW = 0x03, - AUDIO_MU_CTRL_OVERFLOW = 0x04, - AUDIO_MU_CTRL_LATENCY = 0x05, -} audio_mixer_control_selector_t; + AUDIO20_MU_CTRL_UNDEF = 0x00, + AUDIO20_MU_CTRL_MIXER = 0x01, + AUDIO20_MU_CTRL_CLUSTER = 0x02, + AUDIO20_MU_CTRL_UNDERFLOW = 0x03, + AUDIO20_MU_CTRL_OVERFLOW = 0x04, + AUDIO20_MU_CTRL_LATENCY = 0x05, +} audio20_mixer_control_selector_t; /// A.17.6 - Selector Control Selectors typedef enum { - AUDIO_SU_CTRL_UNDEF = 0x00, - AUDIO_SU_CTRL_SELECTOR = 0x01, - AUDIO_SU_CTRL_LATENCY = 0x02, -} audio_sel_control_selector_t; - -/// A.17.7 - Feature Unit Control Selectors -typedef enum -{ - AUDIO_FU_CTRL_UNDEF = 0x00, - AUDIO_FU_CTRL_MUTE = 0x01, - AUDIO_FU_CTRL_VOLUME = 0x02, - AUDIO_FU_CTRL_BASS = 0x03, - AUDIO_FU_CTRL_MID = 0x04, - AUDIO_FU_CTRL_TREBLE = 0x05, - AUDIO_FU_CTRL_GRAPHIC_EQUALIZER = 0x06, - AUDIO_FU_CTRL_AGC = 0x07, - AUDIO_FU_CTRL_DELAY = 0x08, - AUDIO_FU_CTRL_BASS_BOOST = 0x09, - AUDIO_FU_CTRL_LOUDNESS = 0x0A, - AUDIO_FU_CTRL_INPUT_GAIN = 0x0B, - AUDIO_FU_CTRL_GAIN_PAD = 0x0C, - AUDIO_FU_CTRL_INVERTER = 0x0D, - AUDIO_FU_CTRL_UNDERFLOW = 0x0E, - AUDIO_FU_CTRL_OVERVLOW = 0x0F, - AUDIO_FU_CTRL_LATENCY = 0x10, -} audio_feature_unit_control_selector_t; + AUDIO20_SU_CTRL_UNDEF = 0x00, + AUDIO20_SU_CTRL_SELECTOR = 0x01, + AUDIO20_SU_CTRL_LATENCY = 0x02, +} audio20_sel_control_selector_t; + +/// A.17.7 - Feature Unit Control Selectors UAC2 +typedef enum +{ + AUDIO20_FU_CTRL_UNDEF = 0x00, + AUDIO20_FU_CTRL_MUTE = 0x01, + AUDIO20_FU_CTRL_VOLUME = 0x02, + AUDIO20_FU_CTRL_BASS = 0x03, + AUDIO20_FU_CTRL_MID = 0x04, + AUDIO20_FU_CTRL_TREBLE = 0x05, + AUDIO20_FU_CTRL_GRAPHIC_EQUALIZER = 0x06, + AUDIO20_FU_CTRL_AGC = 0x07, + AUDIO20_FU_CTRL_DELAY = 0x08, + AUDIO20_FU_CTRL_BASS_BOOST = 0x09, + AUDIO20_FU_CTRL_LOUDNESS = 0x0A, + AUDIO20_FU_CTRL_INPUT_GAIN = 0x0B, + AUDIO20_FU_CTRL_GAIN_PAD = 0x0C, + AUDIO20_FU_CTRL_INVERTER = 0x0D, + AUDIO20_FU_CTRL_UNDERFLOW = 0x0E, + AUDIO20_FU_CTRL_OVERVLOW = 0x0F, + AUDIO20_FU_CTRL_LATENCY = 0x10, +} audio20_feature_unit_control_selector_t; /// A.17.8 Effect Unit Control Selectors /// A.17.8.1 Parametric Equalizer Section Effect Unit Control Selectors typedef enum { - AUDIO_PE_CTRL_UNDEF = 0x00, - AUDIO_PE_CTRL_ENABLE = 0x01, - AUDIO_PE_CTRL_CENTERFREQ = 0x02, - AUDIO_PE_CTRL_QFACTOR = 0x03, - AUDIO_PE_CTRL_GAIN = 0x04, - AUDIO_PE_CTRL_UNDERFLOW = 0x05, - AUDIO_PE_CTRL_OVERFLOW = 0x06, - AUDIO_PE_CTRL_LATENCY = 0x07, -} audio_parametric_equalizer_control_selector_t; + AUDIO20_PE_CTRL_UNDEF = 0x00, + AUDIO20_PE_CTRL_ENABLE = 0x01, + AUDIO20_PE_CTRL_CENTERFREQ = 0x02, + AUDIO20_PE_CTRL_QFACTOR = 0x03, + AUDIO20_PE_CTRL_GAIN = 0x04, + AUDIO20_PE_CTRL_UNDERFLOW = 0x05, + AUDIO20_PE_CTRL_OVERFLOW = 0x06, + AUDIO20_PE_CTRL_LATENCY = 0x07, +} audio20_parametric_equalizer_control_selector_t; /// A.17.8.2 Reverberation Effect Unit Control Selectors typedef enum { - AUDIO_RV_CTRL_UNDEF = 0x00, - AUDIO_RV_CTRL_ENABLE = 0x01, - AUDIO_RV_CTRL_TYPE = 0x02, - AUDIO_RV_CTRL_LEVEL = 0x03, - AUDIO_RV_CTRL_TIME = 0x04, - AUDIO_RV_CTRL_FEEDBACK = 0x05, - AUDIO_RV_CTRL_PREDELAY = 0x06, - AUDIO_RV_CTRL_DENSITY = 0x07, - AUDIO_RV_CTRL_HIFREQ_ROLLOFF = 0x08, - AUDIO_RV_CTRL_UNDERFLOW = 0x09, - AUDIO_RV_CTRL_OVERFLOW = 0x0A, - AUDIO_RV_CTRL_LATENCY = 0x0B, -} audio_reverberation_effect_control_selector_t; + AUDIO20_RV_CTRL_UNDEF = 0x00, + AUDIO20_RV_CTRL_ENABLE = 0x01, + AUDIO20_RV_CTRL_TYPE = 0x02, + AUDIO20_RV_CTRL_LEVEL = 0x03, + AUDIO20_RV_CTRL_TIME = 0x04, + AUDIO20_RV_CTRL_FEEDBACK = 0x05, + AUDIO20_RV_CTRL_PREDELAY = 0x06, + AUDIO20_RV_CTRL_DENSITY = 0x07, + AUDIO20_RV_CTRL_HIFREQ_ROLLOFF = 0x08, + AUDIO20_RV_CTRL_UNDERFLOW = 0x09, + AUDIO20_RV_CTRL_OVERFLOW = 0x0A, + AUDIO20_RV_CTRL_LATENCY = 0x0B, +} audio20_reverberation_effect_control_selector_t; /// A.17.8.3 Modulation Delay Effect Unit Control Selectors typedef enum { - AUDIO_MD_CTRL_UNDEF = 0x00, - AUDIO_MD_CTRL_ENABLE = 0x01, - AUDIO_MD_CTRL_BALANCE = 0x02, - AUDIO_MD_CTRL_RATE = 0x03, - AUDIO_MD_CTRL_DEPTH = 0x04, - AUDIO_MD_CTRL_TIME = 0x05, - AUDIO_MD_CTRL_FEEDBACK = 0x06, - AUDIO_MD_CTRL_UNDERFLOW = 0x07, - AUDIO_MD_CTRL_OVERFLOW = 0x08, - AUDIO_MD_CTRL_LATENCY = 0x09, -} audio_modulation_delay_control_selector_t; + AUDIO20_MD_CTRL_UNDEF = 0x00, + AUDIO20_MD_CTRL_ENABLE = 0x01, + AUDIO20_MD_CTRL_BALANCE = 0x02, + AUDIO20_MD_CTRL_RATE = 0x03, + AUDIO20_MD_CTRL_DEPTH = 0x04, + AUDIO20_MD_CTRL_TIME = 0x05, + AUDIO20_MD_CTRL_FEEDBACK = 0x06, + AUDIO20_MD_CTRL_UNDERFLOW = 0x07, + AUDIO20_MD_CTRL_OVERFLOW = 0x08, + AUDIO20_MD_CTRL_LATENCY = 0x09, +} audio20_modulation_delay_control_selector_t; /// A.17.8.4 Dynamic Range Compressor Effect Unit Control Selectors typedef enum { - AUDIO_DR_CTRL_UNDEF = 0x00, - AUDIO_DR_CTRL_ENABLE = 0x01, - AUDIO_DR_CTRL_COMPRESSION_RATE = 0x02, - AUDIO_DR_CTRL_MAXAMPL = 0x03, - AUDIO_DR_CTRL_THRESHOLD = 0x04, - AUDIO_DR_CTRL_ATTACK_TIME = 0x05, - AUDIO_DR_CTRL_RELEASE_TIME = 0x06, - AUDIO_DR_CTRL_UNDERFLOW = 0x07, - AUDIO_DR_CTRL_OVERFLOW = 0x08, - AUDIO_DR_CTRL_LATENCY = 0x09, -} audio_dynamic_range_compression_control_selector_t; + AUDIO20_DR_CTRL_UNDEF = 0x00, + AUDIO20_DR_CTRL_ENABLE = 0x01, + AUDIO20_DR_CTRL_COMPRESSION_RATE = 0x02, + AUDIO20_DR_CTRL_MAXAMPL = 0x03, + AUDIO20_DR_CTRL_THRESHOLD = 0x04, + AUDIO20_DR_CTRL_ATTACK_TIME = 0x05, + AUDIO20_DR_CTRL_RELEASE_TIME = 0x06, + AUDIO20_DR_CTRL_UNDERFLOW = 0x07, + AUDIO20_DR_CTRL_OVERFLOW = 0x08, + AUDIO20_DR_CTRL_LATENCY = 0x09, +} audio20_dynamic_range_compression_control_selector_t; /// A.17.9 Processing Unit Control Selectors /// A.17.9.1 Up/Down-mix Processing Unit Control Selectors typedef enum { - AUDIO_UD_CTRL_UNDEF = 0x00, - AUDIO_UD_CTRL_ENABLE = 0x01, - AUDIO_UD_CTRL_MODE_SELECT = 0x02, - AUDIO_UD_CTRL_CLUSTER = 0x03, - AUDIO_UD_CTRL_UNDERFLOW = 0x04, - AUDIO_UD_CTRL_OVERFLOW = 0x05, - AUDIO_UD_CTRL_LATENCY = 0x06, -} audio_up_down_mix_control_selector_t; + AUDIO20_UD_CTRL_UNDEF = 0x00, + AUDIO20_UD_CTRL_ENABLE = 0x01, + AUDIO20_UD_CTRL_MODE_SELECT = 0x02, + AUDIO20_UD_CTRL_CLUSTER = 0x03, + AUDIO20_UD_CTRL_UNDERFLOW = 0x04, + AUDIO20_UD_CTRL_OVERFLOW = 0x05, + AUDIO20_UD_CTRL_LATENCY = 0x06, +} audio20_up_down_mix_control_selector_t; /// A.17.9.2 Dolby Prologic ™ Processing Unit Control Selectors typedef enum { - AUDIO_DP_CTRL_UNDEF = 0x00, - AUDIO_DP_CTRL_ENABLE = 0x01, - AUDIO_DP_CTRL_MODE_SELECT = 0x02, - AUDIO_DP_CTRL_CLUSTER = 0x03, - AUDIO_DP_CTRL_UNDERFLOW = 0x04, - AUDIO_DP_CTRL_OVERFLOW = 0x05, - AUDIO_DP_CTRL_LATENCY = 0x06, -} audio_dolby_prologic_control_selector_t; + AUDIO20_DP_CTRL_UNDEF = 0x00, + AUDIO20_DP_CTRL_ENABLE = 0x01, + AUDIO20_DP_CTRL_MODE_SELECT = 0x02, + AUDIO20_DP_CTRL_CLUSTER = 0x03, + AUDIO20_DP_CTRL_UNDERFLOW = 0x04, + AUDIO20_DP_CTRL_OVERFLOW = 0x05, + AUDIO20_DP_CTRL_LATENCY = 0x06, +} audio20_dolby_prologic_control_selector_t; /// A.17.9.3 Stereo Extender Processing Unit Control Selectors typedef enum { - AUDIO_ST_EXT_CTRL_UNDEF = 0x00, - AUDIO_ST_EXT_CTRL_ENABLE = 0x01, - AUDIO_ST_EXT_CTRL_WIDTH = 0x02, - AUDIO_ST_EXT_CTRL_UNDERFLOW = 0x03, - AUDIO_ST_EXT_CTRL_OVERFLOW = 0x04, - AUDIO_ST_EXT_CTRL_LATENCY = 0x05, -} audio_stereo_extender_control_selector_t; + AUDIO20_ST_EXT_CTRL_UNDEF = 0x00, + AUDIO20_ST_EXT_CTRL_ENABLE = 0x01, + AUDIO20_ST_EXT_CTRL_WIDTH = 0x02, + AUDIO20_ST_EXT_CTRL_UNDERFLOW = 0x03, + AUDIO20_ST_EXT_CTRL_OVERFLOW = 0x04, + AUDIO20_ST_EXT_CTRL_LATENCY = 0x05, +} audio20_stereo_extender_control_selector_t; /// A.17.10 Extension Unit Control Selectors typedef enum { - AUDIO_XU_CTRL_UNDEF = 0x00, - AUDIO_XU_CTRL_ENABLE = 0x01, - AUDIO_XU_CTRL_CLUSTER = 0x02, - AUDIO_XU_CTRL_UNDERFLOW = 0x03, - AUDIO_XU_CTRL_OVERFLOW = 0x04, - AUDIO_XU_CTRL_LATENCY = 0x05, -} audio_extension_unit_control_selector_t; + AUDIO20_XU_CTRL_UNDEF = 0x00, + AUDIO20_XU_CTRL_ENABLE = 0x01, + AUDIO20_XU_CTRL_CLUSTER = 0x02, + AUDIO20_XU_CTRL_UNDERFLOW = 0x03, + AUDIO20_XU_CTRL_OVERFLOW = 0x04, + AUDIO20_XU_CTRL_LATENCY = 0x05, +} audio20_extension_unit_control_selector_t; /// A.17.11 AudioStreaming Interface Control Selectors typedef enum { - AUDIO_AS_CTRL_UNDEF = 0x00, - AUDIO_AS_CTRL_ACT_ALT_SETTING = 0x01, - AUDIO_AS_CTRL_VAL_ALT_SETTINGS = 0x02, - AUDIO_AS_CTRL_AUDIO_DATA_FORMAT = 0x03, -} audio_audiostreaming_interface_control_selector_t; + AUDIO20_AS_CTRL_UNDEF = 0x00, + AUDIO20_AS_CTRL_ACT_ALT_SETTING = 0x01, + AUDIO20_AS_CTRL_VAL_ALT_SETTINGS = 0x02, + AUDIO20_AS_CTRL_AUDIO_DATA_FORMAT = 0x03, +} audio20_audiostreaming_interface_control_selector_t; /// A.17.12 Encoder Control Selectors typedef enum { - AUDIO_EN_CTRL_UNDEF = 0x00, - AUDIO_EN_CTRL_BIT_RATE = 0x01, - AUDIO_EN_CTRL_QUALITY = 0x02, - AUDIO_EN_CTRL_VBR = 0x03, - AUDIO_EN_CTRL_TYPE = 0x04, - AUDIO_EN_CTRL_UNDERFLOW = 0x05, - AUDIO_EN_CTRL_OVERFLOW = 0x06, - AUDIO_EN_CTRL_ENCODER_ERROR = 0x07, - AUDIO_EN_CTRL_PARAM1 = 0x08, - AUDIO_EN_CTRL_PARAM2 = 0x09, - AUDIO_EN_CTRL_PARAM3 = 0x0A, - AUDIO_EN_CTRL_PARAM4 = 0x0B, - AUDIO_EN_CTRL_PARAM5 = 0x0C, - AUDIO_EN_CTRL_PARAM6 = 0x0D, - AUDIO_EN_CTRL_PARAM7 = 0x0E, - AUDIO_EN_CTRL_PARAM8 = 0x0F, -} audio_encoder_control_selector_t; + AUDIO20_EN_CTRL_UNDEF = 0x00, + AUDIO20_EN_CTRL_BIT_RATE = 0x01, + AUDIO20_EN_CTRL_QUALITY = 0x02, + AUDIO20_EN_CTRL_VBR = 0x03, + AUDIO20_EN_CTRL_TYPE = 0x04, + AUDIO20_EN_CTRL_UNDERFLOW = 0x05, + AUDIO20_EN_CTRL_OVERFLOW = 0x06, + AUDIO20_EN_CTRL_ENCODER_ERROR = 0x07, + AUDIO20_EN_CTRL_PARAM1 = 0x08, + AUDIO20_EN_CTRL_PARAM2 = 0x09, + AUDIO20_EN_CTRL_PARAM3 = 0x0A, + AUDIO20_EN_CTRL_PARAM4 = 0x0B, + AUDIO20_EN_CTRL_PARAM5 = 0x0C, + AUDIO20_EN_CTRL_PARAM6 = 0x0D, + AUDIO20_EN_CTRL_PARAM7 = 0x0E, + AUDIO20_EN_CTRL_PARAM8 = 0x0F, +} audio20_encoder_control_selector_t; /// A.17.13 Decoder Control Selectors /// A.17.13.1 MPEG Decoder Control Selectors typedef enum { - AUDIO_MPD_CTRL_UNDEF = 0x00, - AUDIO_MPD_CTRL_DUAL_CHANNEL = 0x01, - AUDIO_MPD_CTRL_SECOND_STEREO = 0x02, - AUDIO_MPD_CTRL_MULTILINGUAL = 0x03, - AUDIO_MPD_CTRL_DYN_RANGE = 0x04, - AUDIO_MPD_CTRL_SCALING = 0x05, - AUDIO_MPD_CTRL_HILO_SCALING = 0x06, - AUDIO_MPD_CTRL_UNDERFLOW = 0x07, - AUDIO_MPD_CTRL_OVERFLOW = 0x08, - AUDIO_MPD_CTRL_DECODER_ERROR = 0x09, -} audio_MPEG_decoder_control_selector_t; + AUDIO20_MPD_CTRL_UNDEF = 0x00, + AUDIO20_MPD_CTRL_DUAL_CHANNEL = 0x01, + AUDIO20_MPD_CTRL_SECOND_STEREO = 0x02, + AUDIO20_MPD_CTRL_MULTILINGUAL = 0x03, + AUDIO20_MPD_CTRL_DYN_RANGE = 0x04, + AUDIO20_MPD_CTRL_SCALING = 0x05, + AUDIO20_MPD_CTRL_HILO_SCALING = 0x06, + AUDIO20_MPD_CTRL_UNDERFLOW = 0x07, + AUDIO20_MPD_CTRL_OVERFLOW = 0x08, + AUDIO20_MPD_CTRL_DECODER_ERROR = 0x09, +} audio20_MPEG_decoder_control_selector_t; /// A.17.13.2 AC-3 Decoder Control Selectors typedef enum { - AUDIO_AD_CTRL_UNDEF = 0x00, - AUDIO_AD_CTRL_MODE = 0x01, - AUDIO_AD_CTRL_DYN_RANGE = 0x02, - AUDIO_AD_CTRL_SCALING = 0x03, - AUDIO_AD_CTRL_HILO_SCALING = 0x04, - AUDIO_AD_CTRL_UNDERFLOW = 0x05, - AUDIO_AD_CTRL_OVERFLOW = 0x06, - AUDIO_AD_CTRL_DECODER_ERROR = 0x07, -} audio_AC3_decoder_control_selector_t; + AUDIO20_AD_CTRL_UNDEF = 0x00, + AUDIO20_AD_CTRL_MODE = 0x01, + AUDIO20_AD_CTRL_DYN_RANGE = 0x02, + AUDIO20_AD_CTRL_SCALING = 0x03, + AUDIO20_AD_CTRL_HILO_SCALING = 0x04, + AUDIO20_AD_CTRL_UNDERFLOW = 0x05, + AUDIO20_AD_CTRL_OVERFLOW = 0x06, + AUDIO20_AD_CTRL_DECODER_ERROR = 0x07, +} audio20_AC3_decoder_control_selector_t; /// A.17.13.3 WMA Decoder Control Selectors typedef enum { - AUDIO_WD_CTRL_UNDEF = 0x00, - AUDIO_WD_CTRL_UNDERFLOW = 0x01, - AUDIO_WD_CTRL_OVERFLOW = 0x02, - AUDIO_WD_CTRL_DECODER_ERROR = 0x03, -} audio_WMA_decoder_control_selector_t; + AUDIO20_WD_CTRL_UNDEF = 0x00, + AUDIO20_WD_CTRL_UNDERFLOW = 0x01, + AUDIO20_WD_CTRL_OVERFLOW = 0x02, + AUDIO20_WD_CTRL_DECODER_ERROR = 0x03, +} audio20_WMA_decoder_control_selector_t; /// A.17.13.4 DTS Decoder Control Selectors typedef enum { - AUDIO_DD_CTRL_UNDEF = 0x00, - AUDIO_DD_CTRL_UNDERFLOW = 0x01, - AUDIO_DD_CTRL_OVERFLOW = 0x02, - AUDIO_DD_CTRL_DECODER_ERROR = 0x03, -} audio_DTS_decoder_control_selector_t; + AUDIO20_DD_CTRL_UNDEF = 0x00, + AUDIO20_DD_CTRL_UNDERFLOW = 0x01, + AUDIO20_DD_CTRL_OVERFLOW = 0x02, + AUDIO20_DD_CTRL_DECODER_ERROR = 0x03, +} audio20_DTS_decoder_control_selector_t; /// A.17.14 Endpoint Control Selectors typedef enum { - AUDIO_EP_CTRL_UNDEF = 0x00, - AUDIO_EP_CTRL_PITCH = 0x01, - AUDIO_EP_CTRL_DATA_OVERRUN = 0x02, - AUDIO_EP_CTRL_DATA_UNDERRUN = 0x03, -} audio_EP_control_selector_t; + AUDIO20_EP_CTRL_UNDEF = 0x00, + AUDIO20_EP_CTRL_PITCH = 0x01, + AUDIO20_EP_CTRL_DATA_OVERRUN = 0x02, + AUDIO20_EP_CTRL_DATA_UNDERRUN = 0x03, +} audio20_EP_control_selector_t; /// Terminal Types /// 2.1 - Audio Class-Terminal Types UAC2 typedef enum { - AUDIO_TERM_TYPE_USB_UNDEFINED = 0x0100, - AUDIO_TERM_TYPE_USB_STREAMING = 0x0101, - AUDIO_TERM_TYPE_USB_VENDOR_SPEC = 0x01FF, -} audio_terminal_type_t; + AUDIO20_TERM_TYPE_USB_UNDEFINED = 0x0100, + AUDIO20_TERM_TYPE_USB_STREAMING = 0x0101, + AUDIO20_TERM_TYPE_USB_VENDOR_SPEC = 0x01FF, +} audio20_terminal_type_t; /// 2.2 - Audio Class-Input Terminal Types UAC2 typedef enum { - AUDIO_TERM_TYPE_IN_UNDEFINED = 0x0200, - AUDIO_TERM_TYPE_IN_GENERIC_MIC = 0x0201, - AUDIO_TERM_TYPE_IN_DESKTOP_MIC = 0x0202, - AUDIO_TERM_TYPE_IN_PERSONAL_MIC = 0x0203, - AUDIO_TERM_TYPE_IN_OMNI_MIC = 0x0204, - AUDIO_TERM_TYPE_IN_ARRAY_MIC = 0x0205, - AUDIO_TERM_TYPE_IN_PROC_ARRAY_MIC = 0x0206, -} audio_terminal_input_type_t; + AUDIO20_TERM_TYPE_IN_UNDEFINED = 0x0200, + AUDIO20_TERM_TYPE_IN_GENERIC_MIC = 0x0201, + AUDIO20_TERM_TYPE_IN_DESKTOP_MIC = 0x0202, + AUDIO20_TERM_TYPE_IN_PERSONAL_MIC = 0x0203, + AUDIO20_TERM_TYPE_IN_OMNI_MIC = 0x0204, + AUDIO20_TERM_TYPE_IN_ARRAY_MIC = 0x0205, + AUDIO20_TERM_TYPE_IN_PROC_ARRAY_MIC = 0x0206, +} audio20_terminal_input_type_t; /// 2.3 - Audio Class-Output Terminal Types UAC2 typedef enum { - AUDIO_TERM_TYPE_OUT_UNDEFINED = 0x0300, - AUDIO_TERM_TYPE_OUT_GENERIC_SPEAKER = 0x0301, - AUDIO_TERM_TYPE_OUT_HEADPHONES = 0x0302, - AUDIO_TERM_TYPE_OUT_HEAD_MNT_DISP_AUIDO = 0x0303, - AUDIO_TERM_TYPE_OUT_DESKTOP_SPEAKER = 0x0304, - AUDIO_TERM_TYPE_OUT_ROOM_SPEAKER = 0x0305, - AUDIO_TERM_TYPE_OUT_COMMUNICATION_SPEAKER = 0x0306, - AUDIO_TERM_TYPE_OUT_LOW_FRQ_EFFECTS_SPEAKER = 0x0307, -} audio_terminal_output_type_t; + AUDIO20_TERM_TYPE_OUT_UNDEFINED = 0x0300, + AUDIO20_TERM_TYPE_OUT_GENERIC_SPEAKER = 0x0301, + AUDIO20_TERM_TYPE_OUT_HEADPHONES = 0x0302, + AUDIO20_TERM_TYPE_OUT_HEAD_MNT_DISP_AUIDO = 0x0303, + AUDIO20_TERM_TYPE_OUT_DESKTOP_SPEAKER = 0x0304, + AUDIO20_TERM_TYPE_OUT_ROOM_SPEAKER = 0x0305, + AUDIO20_TERM_TYPE_OUT_COMMUNICATION_SPEAKER = 0x0306, + AUDIO20_TERM_TYPE_OUT_LOW_FRQ_EFFECTS_SPEAKER = 0x0307, +} audio20_terminal_output_type_t; /// Rest is yet to be implemented @@ -471,226 +870,230 @@ typedef enum /// A.1 - Audio Class-Format Type Codes UAC2 typedef enum { - AUDIO_FORMAT_TYPE_UNDEFINED = 0x00, - AUDIO_FORMAT_TYPE_I = 0x01, - AUDIO_FORMAT_TYPE_II = 0x02, - AUDIO_FORMAT_TYPE_III = 0x03, - AUDIO_FORMAT_TYPE_IV = 0x04, - AUDIO_EXT_FORMAT_TYPE_I = 0x81, - AUDIO_EXT_FORMAT_TYPE_II = 0x82, - AUDIO_EXT_FORMAT_TYPE_III = 0x83, -} audio_format_type_t; + AUDIO20_FORMAT_TYPE_UNDEFINED = 0x00, + AUDIO20_FORMAT_TYPE_I = 0x01, + AUDIO20_FORMAT_TYPE_II = 0x02, + AUDIO20_FORMAT_TYPE_III = 0x03, + AUDIO20_FORMAT_TYPE_IV = 0x04, + AUDIO20_EXT_FORMAT_TYPE_I = 0x81, + AUDIO20_EXT_FORMAT_TYPE_II = 0x82, + AUDIO20_EXT_FORMAT_TYPE_III = 0x83, +} audio20_format_type_t; // A.2.1 - Audio Class-Audio Data Format Type I UAC2 typedef enum { - AUDIO_DATA_FORMAT_TYPE_I_PCM = (uint32_t) (1 << 0), - AUDIO_DATA_FORMAT_TYPE_I_PCM8 = (uint32_t) (1 << 1), - AUDIO_DATA_FORMAT_TYPE_I_IEEE_FLOAT = (uint32_t) (1 << 2), - AUDIO_DATA_FORMAT_TYPE_I_ALAW = (uint32_t) (1 << 3), - AUDIO_DATA_FORMAT_TYPE_I_MULAW = (uint32_t) (1 << 4), - AUDIO_DATA_FORMAT_TYPE_I_RAW_DATA = 0x80000000u, -} audio_data_format_type_I_t; + AUDIO20_DATA_FORMAT_TYPE_I_PCM = (uint32_t) (1 << 0), + AUDIO20_DATA_FORMAT_TYPE_I_PCM8 = (uint32_t) (1 << 1), + AUDIO20_DATA_FORMAT_TYPE_I_IEEE_FLOAT = (uint32_t) (1 << 2), + AUDIO20_DATA_FORMAT_TYPE_I_ALAW = (uint32_t) (1 << 3), + AUDIO20_DATA_FORMAT_TYPE_I_MULAW = (uint32_t) (1 << 4), + AUDIO20_DATA_FORMAT_TYPE_I_RAW_DATA = 0x80000000u, +} audio20_data_format_type_I_t; + +/// Audio Class-Audio Channel Configuration UAC2 (Table A-11) +typedef enum +{ + AUDIO20_CHANNEL_CONFIG_NON_PREDEFINED = 0x00000000, + AUDIO20_CHANNEL_CONFIG_FRONT_LEFT = 0x00000001, + AUDIO20_CHANNEL_CONFIG_FRONT_RIGHT = 0x00000002, + AUDIO20_CHANNEL_CONFIG_FRONT_CENTER = 0x00000004, + AUDIO20_CHANNEL_CONFIG_LOW_FRQ_EFFECTS = 0x00000008, + AUDIO20_CHANNEL_CONFIG_BACK_LEFT = 0x00000010, + AUDIO20_CHANNEL_CONFIG_BACK_RIGHT = 0x00000020, + AUDIO20_CHANNEL_CONFIG_FRONT_LEFT_OF_CENTER = 0x00000040, + AUDIO20_CHANNEL_CONFIG_FRONT_RIGHT_OF_CENTER = 0x00000080, + AUDIO20_CHANNEL_CONFIG_BACK_CENTER = 0x00000100, + AUDIO20_CHANNEL_CONFIG_SIDE_LEFT = 0x00000200, + AUDIO20_CHANNEL_CONFIG_SIDE_RIGHT = 0x00000400, + AUDIO20_CHANNEL_CONFIG_TOP_CENTER = 0x00000800, + AUDIO20_CHANNEL_CONFIG_TOP_FRONT_LEFT = 0x00001000, + AUDIO20_CHANNEL_CONFIG_TOP_FRONT_CENTER = 0x00002000, + AUDIO20_CHANNEL_CONFIG_TOP_FRONT_RIGHT = 0x00004000, + AUDIO20_CHANNEL_CONFIG_TOP_BACK_LEFT = 0x00008000, + AUDIO20_CHANNEL_CONFIG_TOP_BACK_CENTER = 0x00010000, + AUDIO20_CHANNEL_CONFIG_TOP_BACK_RIGHT = 0x00020000, + AUDIO20_CHANNEL_CONFIG_TOP_FRONT_LEFT_OF_CENTER = 0x00040000, + AUDIO20_CHANNEL_CONFIG_TOP_FRONT_RIGHT_OF_CENTER = 0x00080000, + AUDIO20_CHANNEL_CONFIG_LEFT_LOW_FRQ_EFFECTS = 0x00100000, + AUDIO20_CHANNEL_CONFIG_RIGHT_LOW_FRQ_EFFECTS = 0x00200000, + AUDIO20_CHANNEL_CONFIG_TOP_SIDE_LEFT = 0x00400000, + AUDIO20_CHANNEL_CONFIG_TOP_SIDE_RIGHT = 0x00800000, + AUDIO20_CHANNEL_CONFIG_BOTTOM_CENTER = 0x01000000, + AUDIO20_CHANNEL_CONFIG_BACK_LEFT_OF_CENTER = 0x02000000, + AUDIO20_CHANNEL_CONFIG_BACK_RIGHT_OF_CENTER = 0x04000000, + AUDIO20_CHANNEL_CONFIG_RAW_DATA = 0x80000000, +} audio20_channel_config_t; /// All remaining definitions are taken from the descriptor descriptions in the UAC2 main specification /// Audio Class-Control Values UAC2 typedef enum { - AUDIO_CTRL_NONE = 0x00, ///< No Host access - AUDIO_CTRL_R = 0x01, ///< Host read access only - AUDIO_CTRL_RW = 0x03, ///< Host read write access -} audio_control_t; + AUDIO20_CTRL_NONE = 0x00, ///< No Host access + AUDIO20_CTRL_R = 0x01, ///< Host read access only + AUDIO20_CTRL_RW = 0x03, ///< Host read write access +} audio20_control_t; /// Audio Class-Specific AC Interface Descriptor Controls UAC2 typedef enum { - AUDIO_CS_AS_INTERFACE_CTRL_LATENCY_POS = 0, -} audio_cs_ac_interface_control_pos_t; + AUDIO20_CS_AS_INTERFACE_CTRL_LATENCY_POS = 0, +} audio20_cs_ac_interface_control_pos_t; /// Audio Class-Specific AS Interface Descriptor Controls UAC2 typedef enum { - AUDIO_CS_AS_INTERFACE_CTRL_ACTIVE_ALT_SET_POS = 0, - AUDIO_CS_AS_INTERFACE_CTRL_VALID_ALT_SET_POS = 2, -} audio_cs_as_interface_control_pos_t; + AUDIO20_CS_AS_INTERFACE_CTRL_ACTIVE_ALT_SET_POS = 0, + AUDIO20_CS_AS_INTERFACE_CTRL_VALID_ALT_SET_POS = 2, +} audio20_cs_as_interface_control_pos_t; /// Audio Class-Specific AS Isochronous Data EP Attributes UAC2 typedef enum { - AUDIO_CS_AS_ISO_DATA_EP_ATT_MAX_PACKETS_ONLY = 0x80, - AUDIO_CS_AS_ISO_DATA_EP_ATT_NON_MAX_PACKETS_OK = 0x00, -} audio_cs_as_iso_data_ep_attribute_t; + AUDIO20_CS_AS_ISO_DATA_EP_ATT_MAX_PACKETS_ONLY = 0x80, + AUDIO20_CS_AS_ISO_DATA_EP_ATT_NON_MAX_PACKETS_OK = 0x00, +} audio20_cs_as_iso_data_ep_attribute_t; /// Audio Class-Specific AS Isochronous Data EP Controls UAC2 typedef enum { - AUDIO_CS_AS_ISO_DATA_EP_CTRL_PITCH_POS = 0, - AUDIO_CS_AS_ISO_DATA_EP_CTRL_DATA_OVERRUN_POS = 2, - AUDIO_CS_AS_ISO_DATA_EP_CTRL_DATA_UNDERRUN_POS = 4, -} audio_cs_as_iso_data_ep_control_pos_t; + AUDIO20_CS_AS_ISO_DATA_EP_CTRL_PITCH_POS = 0, + AUDIO20_CS_AS_ISO_DATA_EP_CTRL_DATA_OVERRUN_POS = 2, + AUDIO20_CS_AS_ISO_DATA_EP_CTRL_DATA_UNDERRUN_POS = 4, +} audio20_cs_as_iso_data_ep_control_pos_t; /// Audio Class-Specific AS Isochronous Data EP Lock Delay Units UAC2 typedef enum { - AUDIO_CS_AS_ISO_DATA_EP_LOCK_DELAY_UNIT_UNDEFINED = 0x00, - AUDIO_CS_AS_ISO_DATA_EP_LOCK_DELAY_UNIT_MILLISEC = 0x01, - AUDIO_CS_AS_ISO_DATA_EP_LOCK_DELAY_UNIT_PCM_SAMPLES = 0x02, -} audio_cs_as_iso_data_ep_lock_delay_unit_t; + AUDIO20_CS_AS_ISO_DATA_EP_LOCK_DELAY_UNIT_UNDEFINED = 0x00, + AUDIO20_CS_AS_ISO_DATA_EP_LOCK_DELAY_UNIT_MILLISEC = 0x01, + AUDIO20_CS_AS_ISO_DATA_EP_LOCK_DELAY_UNIT_PCM_SAMPLES = 0x02, +} audio20_cs_as_iso_data_ep_lock_delay_unit_t; /// Audio Class-Clock Source Attributes UAC2 typedef enum { - AUDIO_CLOCK_SOURCE_ATT_EXT_CLK = 0x00, - AUDIO_CLOCK_SOURCE_ATT_INT_FIX_CLK = 0x01, - AUDIO_CLOCK_SOURCE_ATT_INT_VAR_CLK = 0x02, - AUDIO_CLOCK_SOURCE_ATT_INT_PRO_CLK = 0x03, - AUDIO_CLOCK_SOURCE_ATT_CLK_SYC_SOF = 0x04, -} audio_clock_source_attribute_t; + AUDIO20_CLOCK_SOURCE_ATT_EXT_CLK = 0x00, + AUDIO20_CLOCK_SOURCE_ATT_INT_FIX_CLK = 0x01, + AUDIO20_CLOCK_SOURCE_ATT_INT_VAR_CLK = 0x02, + AUDIO20_CLOCK_SOURCE_ATT_INT_PRO_CLK = 0x03, + AUDIO20_CLOCK_SOURCE_ATT_CLK_SYC_SOF = 0x04, +} audio20_clock_source_attribute_t; /// Audio Class-Clock Source Controls UAC2 typedef enum { - AUDIO_CLOCK_SOURCE_CTRL_CLK_FRQ_POS = 0, - AUDIO_CLOCK_SOURCE_CTRL_CLK_VAL_POS = 2, -} audio_clock_source_control_pos_t; + AUDIO20_CLOCK_SOURCE_CTRL_CLK_FRQ_POS = 0, + AUDIO20_CLOCK_SOURCE_CTRL_CLK_VAL_POS = 2, +} audio20_clock_source_control_pos_t; /// Audio Class-Clock Selector Controls UAC2 typedef enum { - AUDIO_CLOCK_SELECTOR_CTRL_POS = 0, -} audio_clock_selector_control_pos_t; + AUDIO20_CLOCK_SELECTOR_CTRL_POS = 0, +} audio20_clock_selector_control_pos_t; /// Audio Class-Clock Multiplier Controls UAC2 typedef enum { - AUDIO_CLOCK_MULTIPLIER_CTRL_NUMERATOR_POS = 0, - AUDIO_CLOCK_MULTIPLIER_CTRL_DENOMINATOR_POS = 2, -} audio_clock_multiplier_control_pos_t; + AUDIO20_CLOCK_MULTIPLIER_CTRL_NUMERATOR_POS = 0, + AUDIO20_CLOCK_MULTIPLIER_CTRL_DENOMINATOR_POS = 2, +} audio20_clock_multiplier_control_pos_t; /// Audio Class-Input Terminal Controls UAC2 typedef enum { - AUDIO_IN_TERM_CTRL_CPY_PROT_POS = 0, - AUDIO_IN_TERM_CTRL_CONNECTOR_POS = 2, - AUDIO_IN_TERM_CTRL_OVERLOAD_POS = 4, - AUDIO_IN_TERM_CTRL_CLUSTER_POS = 6, - AUDIO_IN_TERM_CTRL_UNDERFLOW_POS = 8, - AUDIO_IN_TERM_CTRL_OVERFLOW_POS = 10, -} audio_terminal_input_control_pos_t; + AUDIO20_IN_TERM_CTRL_CPY_PROT_POS = 0, + AUDIO20_IN_TERM_CTRL_CONNECTOR_POS = 2, + AUDIO20_IN_TERM_CTRL_OVERLOAD_POS = 4, + AUDIO20_IN_TERM_CTRL_CLUSTER_POS = 6, + AUDIO20_IN_TERM_CTRL_UNDERFLOW_POS = 8, + AUDIO20_IN_TERM_CTRL_OVERFLOW_POS = 10, +} audio20_terminal_input_control_pos_t; /// Audio Class-Output Terminal Controls UAC2 typedef enum { - AUDIO_OUT_TERM_CTRL_CPY_PROT_POS = 0, - AUDIO_OUT_TERM_CTRL_CONNECTOR_POS = 2, - AUDIO_OUT_TERM_CTRL_OVERLOAD_POS = 4, - AUDIO_OUT_TERM_CTRL_UNDERFLOW_POS = 6, - AUDIO_OUT_TERM_CTRL_OVERFLOW_POS = 8, -} audio_terminal_output_control_pos_t; + AUDIO20_OUT_TERM_CTRL_CPY_PROT_POS = 0, + AUDIO20_OUT_TERM_CTRL_CONNECTOR_POS = 2, + AUDIO20_OUT_TERM_CTRL_OVERLOAD_POS = 4, + AUDIO20_OUT_TERM_CTRL_UNDERFLOW_POS = 6, + AUDIO20_OUT_TERM_CTRL_OVERFLOW_POS = 8, +} audio20_terminal_output_control_pos_t; /// Audio Class-Feature Unit Controls UAC2 typedef enum { - AUDIO_FEATURE_UNIT_CTRL_MUTE_POS = 0, - AUDIO_FEATURE_UNIT_CTRL_VOLUME_POS = 2, - AUDIO_FEATURE_UNIT_CTRL_BASS_POS = 4, - AUDIO_FEATURE_UNIT_CTRL_MID_POS = 6, - AUDIO_FEATURE_UNIT_CTRL_TREBLE_POS = 8, - AUDIO_FEATURE_UNIT_CTRL_GRAPHIC_EQU_POS = 10, - AUDIO_FEATURE_UNIT_CTRL_AGC_POS = 12, - AUDIO_FEATURE_UNIT_CTRL_DELAY_POS = 14, - AUDIO_FEATURE_UNIT_CTRL_BASS_BOOST_POS = 16, - AUDIO_FEATURE_UNIT_CTRL_LOUDNESS_POS = 18, - AUDIO_FEATURE_UNIT_CTRL_INPUT_GAIN_POS = 20, - AUDIO_FEATURE_UNIT_CTRL_INPUT_GAIN_PAD_POS = 22, - AUDIO_FEATURE_UNIT_CTRL_PHASE_INV_POS = 24, - AUDIO_FEATURE_UNIT_CTRL_UNDERFLOW_POS = 26, - AUDIO_FEATURE_UNIT_CTRL_OVERFLOW_POS = 28, -} audio_feature_unit_control_pos_t; - -/// Audio Class-Audio Channel Configuration UAC2 -typedef enum -{ - AUDIO_CHANNEL_CONFIG_NON_PREDEFINED = 0x00000000, - AUDIO_CHANNEL_CONFIG_FRONT_LEFT = 0x00000001, - AUDIO_CHANNEL_CONFIG_FRONT_RIGHT = 0x00000002, - AUDIO_CHANNEL_CONFIG_FRONT_CENTER = 0x00000004, - AUDIO_CHANNEL_CONFIG_LOW_FRQ_EFFECTS = 0x00000008, - AUDIO_CHANNEL_CONFIG_BACK_LEFT = 0x00000010, - AUDIO_CHANNEL_CONFIG_BACK_RIGHT = 0x00000020, - AUDIO_CHANNEL_CONFIG_FRONT_LEFT_OF_CENTER = 0x00000040, - AUDIO_CHANNEL_CONFIG_FRONT_RIGHT_OF_CENTER = 0x00000080, - AUDIO_CHANNEL_CONFIG_BACK_CENTER = 0x00000100, - AUDIO_CHANNEL_CONFIG_SIDE_LEFT = 0x00000200, - AUDIO_CHANNEL_CONFIG_SIDE_RIGHT = 0x00000400, - AUDIO_CHANNEL_CONFIG_TOP_CENTER = 0x00000800, - AUDIO_CHANNEL_CONFIG_TOP_FRONT_LEFT = 0x00001000, - AUDIO_CHANNEL_CONFIG_TOP_FRONT_CENTER = 0x00002000, - AUDIO_CHANNEL_CONFIG_TOP_FRONT_RIGHT = 0x00004000, - AUDIO_CHANNEL_CONFIG_TOP_BACK_LEFT = 0x00008000, - AUDIO_CHANNEL_CONFIG_TOP_BACK_CENTER = 0x00010000, - AUDIO_CHANNEL_CONFIG_TOP_BACK_RIGHT = 0x00020000, - AUDIO_CHANNEL_CONFIG_TOP_FRONT_LEFT_OF_CENTER = 0x00040000, - AUDIO_CHANNEL_CONFIG_TOP_FRONT_RIGHT_OF_CENTER = 0x00080000, - AUDIO_CHANNEL_CONFIG_LEFT_LOW_FRQ_EFFECTS = 0x00100000, - AUDIO_CHANNEL_CONFIG_RIGHT_LOW_FRQ_EFFECTS = 0x00200000, - AUDIO_CHANNEL_CONFIG_TOP_SIDE_LEFT = 0x00400000, - AUDIO_CHANNEL_CONFIG_TOP_SIDE_RIGHT = 0x00800000, - AUDIO_CHANNEL_CONFIG_BOTTOM_CENTER = 0x01000000, - AUDIO_CHANNEL_CONFIG_BACK_LEFT_OF_CENTER = 0x02000000, - AUDIO_CHANNEL_CONFIG_BACK_RIGHT_OF_CENTER = 0x04000000, - AUDIO_CHANNEL_CONFIG_RAW_DATA = 0x80000000u, -} audio_channel_config_t; - -/// AUDIO Channel Cluster Descriptor (4.1) + AUDIO20_FEATURE_UNIT_CTRL_MUTE_POS = 0, + AUDIO20_FEATURE_UNIT_CTRL_VOLUME_POS = 2, + AUDIO20_FEATURE_UNIT_CTRL_BASS_POS = 4, + AUDIO20_FEATURE_UNIT_CTRL_MID_POS = 6, + AUDIO20_FEATURE_UNIT_CTRL_TREBLE_POS = 8, + AUDIO20_FEATURE_UNIT_CTRL_GRAPHIC_EQU_POS = 10, + AUDIO20_FEATURE_UNIT_CTRL_AGC_POS = 12, + AUDIO20_FEATURE_UNIT_CTRL_DELAY_POS = 14, + AUDIO20_FEATURE_UNIT_CTRL_BASS_BOOST_POS = 16, + AUDIO20_FEATURE_UNIT_CTRL_LOUDNESS_POS = 18, + AUDIO20_FEATURE_UNIT_CTRL_INPUT_GAIN_POS = 20, + AUDIO20_FEATURE_UNIT_CTRL_INPUT_GAIN_PAD_POS = 22, + AUDIO20_FEATURE_UNIT_CTRL_PHASE_INV_POS = 24, + AUDIO20_FEATURE_UNIT_CTRL_UNDERFLOW_POS = 26, + AUDIO20_FEATURE_UNIT_CTRL_OVERFLOW_POS = 28, +} audio20_feature_unit_control_pos_t; + +//--------------------------------------------------------------------+ +// USB AUDIO CLASS 2.0 (UAC2) DESCRIPTORS +//--------------------------------------------------------------------+ + +/// AUDIO Channel Cluster Descriptor UAC2 (4.1) typedef struct TU_ATTR_PACKED { uint8_t bNrChannels; ///< Number of channels currently connected. - audio_channel_config_t bmChannelConfig; ///< Bitmap according to 'audio_channel_config_t' with a 1 set if channel is connected and 0 else. In case channels are non-predefined ignore them here (see UAC2 specification 4.1 Audio Channel Cluster Descriptor. + audio20_channel_config_t bmChannelConfig; ///< Bitmap according to 'audio20_channel_config_t' with a 1 set if channel is connected and 0 else. In case channels are non-predefined ignore them here (see UAC2 specification 4.1 Audio Channel Cluster Descriptor. uint8_t iChannelNames; ///< Index of a string descriptor, describing the name of the first inserted channel with a non-predefined spatial location. -} audio_desc_channel_cluster_t; +} audio20_desc_channel_cluster_t; -/// AUDIO Class-Specific AC Interface Header Descriptor (4.7.2) +/// AUDIO Class-Specific AC Interface Header Descriptor UAC2 (4.7.2) typedef struct TU_ATTR_PACKED { uint8_t bLength ; ///< Size of this descriptor in bytes: 9. uint8_t bDescriptorType ; ///< Descriptor Type. Value: TUSB_DESC_CS_INTERFACE. - uint8_t bDescriptorSubType ; ///< Descriptor SubType. Value: AUDIO_CS_AC_INTERFACE_HEADER. + uint8_t bDescriptorSubType ; ///< Descriptor SubType. Value: AUDIO20_CS_AC_INTERFACE_HEADER. uint16_t bcdADC ; ///< Audio Device Class Specification Release Number in Binary-Coded Decimal. Value: U16_TO_U8S_LE(0x0200). - uint8_t bCategory ; ///< Constant, indicating the primary use of this audio function, as intended by the manufacturer. See: audio_function_t. + uint8_t bCategory ; ///< Constant, indicating the primary use of this audio function, as intended by the manufacturer. See: audio20_function_code_t. uint16_t wTotalLength ; ///< Total number of bytes returned for the class-specific AudioControl interface descriptor. Includes the combined length of this descriptor header and all Clock Source, Unit and Terminal descriptors. - uint8_t bmControls ; ///< See: audio_cs_ac_interface_control_pos_t. -} audio_desc_cs_ac_interface_t; -TU_VERIFY_STATIC(sizeof(audio_desc_cs_ac_interface_t) == 9, "size is not correct"); + uint8_t bmControls ; ///< See: audio20_cs_ac_interface_control_pos_t. +} audio20_desc_cs_ac_interface_t; +TU_VERIFY_STATIC(sizeof(audio20_desc_cs_ac_interface_t) == 9, "size is not correct"); -/// AUDIO Clock Source Descriptor (4.7.2.1) +/// AUDIO Clock Source Descriptor UAC2 (4.7.2.1) typedef struct TU_ATTR_PACKED { uint8_t bLength ; ///< Size of this descriptor in bytes: 8. uint8_t bDescriptorType ; ///< Descriptor Type. Value: TUSB_DESC_CS_INTERFACE. - uint8_t bDescriptorSubType ; ///< Descriptor SubType. Value: AUDIO_CS_AC_INTERFACE_CLOCK_SOURCE. + uint8_t bDescriptorSubType ; ///< Descriptor SubType. Value: AUDIO20_CS_AC_INTERFACE_CLOCK_SOURCE. uint8_t bClockID ; ///< Constant uniquely identifying the Clock Source Entity within the audio function. This value is used in all requests to address this Entity. - uint8_t bmAttributes ; ///< See: audio_clock_source_attribute_t. - uint8_t bmControls ; ///< See: audio_clock_source_control_pos_t. + uint8_t bmAttributes ; ///< See: audio20_clock_source_attribute_t. + uint8_t bmControls ; ///< See: audio20_clock_source_control_pos_t. uint8_t bAssocTerminal ; ///< Terminal ID of the Terminal that is associated with this Clock Source. uint8_t iClockSource ; ///< Index of a string descriptor, describing the Clock Source Entity. -} audio_desc_clock_source_t; +} audio20_desc_clock_source_t; -/// AUDIO Clock Selector Descriptor (4.7.2.2) for ONE pin +/// AUDIO Clock Selector Descriptor UAC2 (4.7.2.2) for ONE pin typedef struct TU_ATTR_PACKED { uint8_t bLength ; ///< Size of this descriptor, in bytes: 7+p. uint8_t bDescriptorType ; ///< Descriptor Type. Value: TUSB_DESC_CS_INTERFACE. - uint8_t bDescriptorSubType ; ///< Descriptor SubType. Value: AUDIO_CS_AC_INTERFACE_CLOCK_SELECTOR. + uint8_t bDescriptorSubType ; ///< Descriptor SubType. Value: AUDIO20_CS_AC_INTERFACE_CLOCK_SELECTOR. uint8_t bClockID ; ///< Constant uniquely identifying the Clock Selector Entity within the audio function. This value is used in all requests to address this Entity. uint8_t bNrInPins ; ///< Number of Input Pins of this Unit: p = 1 thus bNrInPins = 1. uint8_t baCSourceID ; ///< ID of the Clock Entity to which the first Clock Input Pin of this Clock Selector Entity is connected.. - uint8_t bmControls ; ///< See: audio_clock_selector_control_pos_t. + uint8_t bmControls ; ///< See: audio20_clock_selector_control_pos_t. uint8_t iClockSource ; ///< Index of a string descriptor, describing the Clock Selector Entity. -} audio_desc_clock_selector_t; +} audio20_desc_clock_selector_t; /// AUDIO Clock Selector Descriptor (4.7.2.2) for multiple pins -#define audio_desc_clock_selector_n_t(source_num) \ +#define audio20_desc_clock_selector_n_t(source_num) \ struct TU_ATTR_PACKED { \ uint8_t bLength ; \ uint8_t bDescriptorType ; \ @@ -704,17 +1107,17 @@ typedef struct TU_ATTR_PACKED uint8_t iClockSource ; \ } -/// AUDIO Clock Multiplier Descriptor (4.7.2.3) +/// AUDIO Clock Multiplier Descriptor UAC2 (4.7.2.3) typedef struct TU_ATTR_PACKED { uint8_t bLength ; ///< Size of this descriptor, in bytes: 7. uint8_t bDescriptorType ; ///< Descriptor Type. Value: TUSB_DESC_CS_INTERFACE. - uint8_t bDescriptorSubType ; ///< Descriptor SubType. Value: AUDIO_CS_AC_INTERFACE_CLOCK_MULTIPLIER. + uint8_t bDescriptorSubType ; ///< Descriptor SubType. Value: AUDIO20_CS_AC_INTERFACE_CLOCK_MULTIPLIER. uint8_t bClockID ; ///< Constant uniquely identifying the Clock Multiplier Entity within the audio function. This value is used in all requests to address this Entity. uint8_t bCSourceID ; ///< ID of the Clock Entity to which the last Clock Input Pin of this Clock Selector Entity is connected. - uint8_t bmControls ; ///< See: audio_clock_multiplier_control_pos_t. + uint8_t bmControls ; ///< See: audio20_clock_multiplier_control_pos_t. uint8_t iClockSource ; ///< Index of a string descriptor, describing the Clock Multiplier Entity. -} audio_desc_clock_multiplier_t; +} audio20_desc_clock_multiplier_t; /// AUDIO Input Terminal Descriptor(4.7.2.4) typedef struct TU_ATTR_PACKED @@ -727,43 +1130,43 @@ typedef struct TU_ATTR_PACKED uint8_t bAssocTerminal ; ///< ID of the Output Terminal to which this Input Terminal is associated. uint8_t bCSourceID ; ///< ID of the Clock Entity to which this Input Terminal is connected. uint8_t bNrChannels ; ///< Number of logical output channels in the Terminal’s output audio channel cluster. - uint32_t bmChannelConfig ; ///< Describes the spatial location of the logical channels. See:audio_channel_config_t. + uint32_t bmChannelConfig ; ///< Describes the spatial location of the logical channels. See:audio20_channel_config_t. uint8_t iChannelNames ; ///< Index of a string descriptor, describing the name of the first logical channel. uint16_t bmControls ; ///< See: audio_terminal_input_control_pos_t. uint8_t iTerminal ; ///< Index of a string descriptor, describing the Input Terminal. -} audio_desc_input_terminal_t; +} audio20_desc_input_terminal_t; -/// AUDIO Output Terminal Descriptor(4.7.2.5) +/// AUDIO Output Terminal Descriptor UAC2 (4.7.2.5) typedef struct TU_ATTR_PACKED { uint8_t bLength ; ///< Size of this descriptor, in bytes: 12. uint8_t bDescriptorType ; ///< Descriptor Type. Value: TUSB_DESC_CS_INTERFACE. - uint8_t bDescriptorSubType ; ///< Descriptor SubType. Value: AUDIO_CS_AC_INTERFACE_OUTPUT_TERMINAL. + uint8_t bDescriptorSubType ; ///< Descriptor SubType. Value: AUDIO20_CS_AC_INTERFACE_OUTPUT_TERMINAL. uint8_t bTerminalID ; ///< Constant uniquely identifying the Terminal within the audio function. This value is used in all requests to address this Terminal. - uint16_t wTerminalType ; ///< Constant characterizing the type of Terminal. See: audio_terminal_type_t for USB streaming and audio_terminal_output_type_t for other output types. + uint16_t wTerminalType ; ///< Constant characterizing the type of Terminal. See: audio20_terminal_type_t for USB streaming and audio20_terminal_output_type_t for other output types. uint8_t bAssocTerminal ; ///< Constant, identifying the Input Terminal to which this Output Terminal is associated. uint8_t bSourceID ; ///< ID of the Unit or Terminal to which this Terminal is connected. uint8_t bCSourceID ; ///< ID of the Clock Entity to which this Output Terminal is connected. - uint16_t bmControls ; ///< See: audio_terminal_output_type_t. + uint16_t bmControls ; ///< See: audio20_terminal_output_control_pos_t. uint8_t iTerminal ; ///< Index of a string descriptor, describing the Output Terminal. -} audio_desc_output_terminal_t; +} audio20_desc_output_terminal_t; -/// AUDIO Feature Unit Descriptor(4.7.2.8) for ONE channel +/// AUDIO Feature Unit Descriptor UAC2 (4.7.2.8) for ONE channel typedef struct TU_ATTR_PACKED { uint8_t bLength ; ///< Size of this descriptor, in bytes: 14. uint8_t bDescriptorType ; ///< Descriptor Type. Value: TUSB_DESC_CS_INTERFACE. - uint8_t bDescriptorSubType ; ///< Descriptor SubType. Value: AUDIO_CS_AC_INTERFACE_FEATURE_UNIT. + uint8_t bDescriptorSubType ; ///< Descriptor SubType. Value: AUDIO20_CS_AC_INTERFACE_FEATURE_UNIT. uint8_t bUnitID ; ///< Constant uniquely identifying the Unit within the audio function. This value is used in all requests to address this Unit. uint8_t bSourceID ; ///< ID of the Unit or Terminal to which this Feature Unit is connected. struct TU_ATTR_PACKED { - uint32_t bmaControls ; ///< See: audio_feature_unit_control_pos_t. Controls0 is master channel 0 (always present) and Controls1 is logical channel 1. + uint32_t bmaControls ; ///< See: audio20_feature_unit_control_pos_t. Controls0 is master channel 0 (always present) and Controls1 is logical channel 1. } controls[2] ; uint8_t iTerminal ; ///< Index of a string descriptor, describing this Feature Unit. -} audio_desc_feature_unit_t; +} audio20_desc_feature_unit_t; /// AUDIO Feature Unit Descriptor(4.7.2.8) for multiple channels -#define audio_desc_feature_unit_n_t(ch_num)\ +#define audio20_desc_feature_unit_n_t(ch_num)\ struct TU_ATTR_PACKED { \ uint8_t bLength ; /* 6+(ch_num+1)*4 */\ uint8_t bDescriptorType ; \ @@ -781,38 +1184,38 @@ typedef struct TU_ATTR_PACKED { uint8_t bLength ; ///< Size of this descriptor, in bytes: 16. uint8_t bDescriptorType ; ///< Descriptor Type. Value: TUSB_DESC_CS_INTERFACE. - uint8_t bDescriptorSubType ; ///< Descriptor SubType. Value: AUDIO_CS_AS_INTERFACE_AS_GENERAL. + uint8_t bDescriptorSubType ; ///< Descriptor SubType. Value: AUDIO20_CS_AS_INTERFACE_AS_GENERAL. uint8_t bTerminalLink ; ///< The Terminal ID of the Terminal to which this interface is connected. - uint8_t bmControls ; ///< See: audio_cs_as_interface_control_pos_t. - uint8_t bFormatType ; ///< Constant identifying the Format Type the AudioStreaming interface is using. See: audio_format_type_t. - uint32_t bmFormats ; ///< The Audio Data Format(s) that can be used to communicate with this interface.See: audio_data_format_type_I_t. + uint8_t bmControls ; ///< See: audio20_cs_as_interface_control_pos_t. + uint8_t bFormatType ; ///< Constant identifying the Format Type the AudioStreaming interface is using. See: audio20_format_type_t. + uint32_t bmFormats ; ///< The Audio Data Format(s) that can be used to communicate with this interface.See: audio20_data_format_type_I_t. uint8_t bNrChannels ; ///< Number of physical channels in the AS Interface audio channel cluster. - uint32_t bmChannelConfig ; ///< Describes the spatial location of the physical channels. See: audio_channel_config_t. + uint32_t bmChannelConfig ; ///< Describes the spatial location of the physical channels. See: audio20_channel_config_t. uint8_t iChannelNames ; ///< Index of a string descriptor, describing the name of the first physical channel. -} audio_desc_cs_as_interface_t; +} audio20_desc_cs_as_interface_t; /// AUDIO Type I Format Type Descriptor(2.3.1.6 - Audio Formats) typedef struct TU_ATTR_PACKED { uint8_t bLength ; ///< Size of this descriptor, in bytes: 6. uint8_t bDescriptorType ; ///< Descriptor Type. Value: TUSB_DESC_CS_INTERFACE. - uint8_t bDescriptorSubType ; ///< Descriptor SubType. Value: AUDIO_CS_AS_INTERFACE_FORMAT_TYPE. - uint8_t bFormatType ; ///< Constant identifying the Format Type the AudioStreaming interface is using. Value: AUDIO_FORMAT_TYPE_I. + uint8_t bDescriptorSubType ; ///< Descriptor SubType. Value: AUDIO20_CS_AS_INTERFACE_FORMAT_TYPE. + uint8_t bFormatType ; ///< Constant identifying the Format Type the AudioStreaming interface is using. Value: AUDIO20_FORMAT_TYPE_I. uint8_t bSubslotSize ; ///< The number of bytes occupied by one audio subslot. Can be 1, 2, 3 or 4. uint8_t bBitResolution ; ///< The number of effectively used bits from the available bits in an audio subslot. -} audio_desc_type_I_format_t; +} audio20_desc_type_I_format_t; /// AUDIO Class-Specific AS Isochronous Audio Data Endpoint Descriptor(4.10.1.2) typedef struct TU_ATTR_PACKED { uint8_t bLength ; ///< Size of this descriptor, in bytes: 8. uint8_t bDescriptorType ; ///< Descriptor Type. Value: TUSB_DESC_CS_ENDPOINT. - uint8_t bDescriptorSubType ; ///< Descriptor SubType. Value: AUDIO_CS_EP_SUBTYPE_GENERAL. - uint8_t bmAttributes ; ///< See: audio_cs_as_iso_data_ep_attribute_t. - uint8_t bmControls ; ///< See: audio_cs_as_iso_data_ep_control_pos_t. - uint8_t bLockDelayUnits ; ///< Indicates the units used for the wLockDelay field. See: audio_cs_as_iso_data_ep_lock_delay_unit_t. + uint8_t bDescriptorSubType ; ///< Descriptor SubType. Value: AUDIO20_CS_EP_SUBTYPE_GENERAL. + uint8_t bmAttributes ; ///< See: audio20_cs_as_iso_data_ep_attribute_t. + uint8_t bmControls ; ///< See: audio20_cs_as_iso_data_ep_control_pos_t. + uint8_t bLockDelayUnits ; ///< Indicates the units used for the wLockDelay field. See: audio20_cs_as_iso_data_ep_lock_delay_unit_t. uint16_t wLockDelay ; ///< Indicates the time it takes this endpoint to reliably lock its internal clock recovery circuitry. Units used depend on the value of the bLockDelayUnits field. -} audio_desc_cs_as_iso_data_ep_t; +} audio20_desc_cs_as_iso_data_ep_t; // 5.2.2 Control Request Layout typedef struct TU_ATTR_PACKED @@ -839,7 +1242,7 @@ typedef struct TU_ATTR_PACKED }; uint8_t bEntityID; uint16_t wLength; -} audio_control_request_t; +} audio20_control_request_t; //// 5.2.3 Control Request Parameter Block Layout @@ -847,53 +1250,24 @@ typedef struct TU_ATTR_PACKED typedef struct TU_ATTR_PACKED { int8_t bCur ; ///< The setting for the CUR attribute of the addressed Control -} audio_control_cur_1_t; +} audio20_control_cur_1_t; // 5.2.3.2 2-byte Control CUR Parameter Block typedef struct TU_ATTR_PACKED { int16_t bCur ; ///< The setting for the CUR attribute of the addressed Control -} audio_control_cur_2_t; +} audio20_control_cur_2_t; // 5.2.3.3 4-byte Control CUR Parameter Block typedef struct TU_ATTR_PACKED { int32_t bCur ; ///< The setting for the CUR attribute of the addressed Control -} audio_control_cur_4_t; - -// Use the following ONLY for RECEIVED data - compiler does not know how many subranges are defined! Use the one below for predefined lengths - or if you know what you are doing do what you like -// 5.2.3.1 1-byte Control RANGE Parameter Block -typedef struct TU_ATTR_PACKED { - uint16_t wNumSubRanges; - struct TU_ATTR_PACKED { - int8_t bMin ; /*The setting for the MIN attribute of the nth subrange of the addressed Control*/ - int8_t bMax ; /*The setting for the MAX attribute of the nth subrange of the addressed Control*/ - uint8_t bRes ; /*The setting for the RES attribute of the nth subrange of the addressed Control*/ - } subrange[] ; -} audio_control_range_1_t; - -// 5.2.3.2 2-byte Control RANGE Parameter Block -typedef struct TU_ATTR_PACKED { - uint16_t wNumSubRanges; - struct TU_ATTR_PACKED { - int16_t bMin ; /*The setting for the MIN attribute of the nth subrange of the addressed Control*/ - int16_t bMax ; /*The setting for the MAX attribute of the nth subrange of the addressed Control*/ - uint16_t bRes ; /*The setting for the RES attribute of the nth subrange of the addressed Control*/ - } subrange[] ; -} audio_control_range_2_t; +} audio20_control_cur_4_t; -// 5.2.3.3 4-byte Control RANGE Parameter Block -typedef struct TU_ATTR_PACKED { - uint16_t wNumSubRanges; - struct TU_ATTR_PACKED { - int32_t bMin ; /*The setting for the MIN attribute of the nth subrange of the addressed Control*/ - int32_t bMax ; /*The setting for the MAX attribute of the nth subrange of the addressed Control*/ - uint32_t bRes ; /*The setting for the RES attribute of the nth subrange of the addressed Control*/ - } subrange[] ; -} audio_control_range_4_t; +// Use the following ONLY for RECEIVED data - compiler does not know how many subranges are defined! Use the #define macros below for predefined lengths. // 5.2.3.1 1-byte Control RANGE Parameter Block -#define audio_control_range_1_n_t(numSubRanges) \ +#define audio20_control_range_1_n_t(numSubRanges) \ struct TU_ATTR_PACKED { \ uint16_t wNumSubRanges; \ struct TU_ATTR_PACKED { \ @@ -904,7 +1278,7 @@ typedef struct TU_ATTR_PACKED { } /// 5.2.3.2 2-byte Control RANGE Parameter Block -#define audio_control_range_2_n_t(numSubRanges) \ +#define audio20_control_range_2_n_t(numSubRanges) \ struct TU_ATTR_PACKED { \ uint16_t wNumSubRanges; \ struct TU_ATTR_PACKED { \ @@ -915,7 +1289,7 @@ typedef struct TU_ATTR_PACKED { } // 5.2.3.3 4-byte Control RANGE Parameter Block -#define audio_control_range_4_n_t(numSubRanges) \ +#define audio20_control_range_4_n_t(numSubRanges) \ struct TU_ATTR_PACKED { \ uint16_t wNumSubRanges; \ struct TU_ATTR_PACKED { \ @@ -948,7 +1322,7 @@ typedef struct TU_ATTR_PACKED uint8_t wIndex_entity_id; }; }; -} audio_interrupt_data_t; +} audio20_interrupt_data_t; /** @} */ diff --git a/src/class/audio/audio_device.c b/src/class/audio/audio_device.c index 701411401..f795603c5 100644 --- a/src/class/audio/audio_device.c +++ b/src/class/audio/audio_device.c @@ -283,7 +283,7 @@ typedef struct // Encoding parameters - parameters are set when alternate AS interface is set by host #if CFG_TUD_AUDIO_ENABLE_EP_IN && CFG_TUD_AUDIO_EP_IN_FLOW_CONTROL - audio_format_type_t format_type_tx; + audio20_format_type_t format_type_tx; uint8_t n_channels_tx; uint8_t n_bytes_per_sample_tx; #endif @@ -597,7 +597,7 @@ static bool audiod_tx_xfer_isr(uint8_t rhport, audiod_function_t * audio, uint16 #if CFG_TUD_AUDIO_ENABLE_INTERRUPT_EP // If no interrupt transmit is pending bytes get written into buffer and a transmit is scheduled - once transmit completed tud_audio_int_done_cb() is called in inform user -bool tud_audio_int_n_write(uint8_t func_id, const audio_interrupt_data_t *data) { +bool tud_audio_int_n_write(uint8_t func_id, const audio20_interrupt_data_t *data) { TU_VERIFY(func_id < CFG_TUD_AUDIO && _audiod_fct[func_id].p_desc != NULL); TU_VERIFY(_audiod_fct[func_id].ep_int != 0); @@ -606,7 +606,7 @@ bool tud_audio_int_n_write(uint8_t func_id, const audio_interrupt_data_t *data) TU_VERIFY(usbd_edpt_claim(_audiod_fct[func_id].rhport, _audiod_fct[func_id].ep_int)); // Check length - if (tu_memcpy_s(int_ep_buf[func_id].buf, sizeof(int_ep_buf[func_id].buf), data, sizeof(audio_interrupt_data_t)) == 0) { + if (tu_memcpy_s(int_ep_buf[func_id].buf, sizeof(int_ep_buf[func_id].buf), data, sizeof(audio20_interrupt_data_t)) == 0) { // Schedule transmit TU_ASSERT(usbd_edpt_xfer(_audiod_fct[func_id].rhport, _audiod_fct[func_id].ep_int, int_ep_buf[func_id].buf, sizeof(int_ep_buf[func_id].buf)), 0); } else { @@ -937,8 +937,8 @@ uint16_t audiod_open(uint8_t rhport, tusb_desc_interface_t const *itf_desc, uint _audiod_fct[i].interval_tx = desc_ep->bInterval; } } - } else if (tu_desc_type(p_desc) == TUSB_DESC_CS_INTERFACE && tu_desc_subtype(p_desc) == AUDIO_CS_AC_INTERFACE_OUTPUT_TERMINAL) { - if (tu_unaligned_read16(p_desc + 4) == AUDIO_TERM_TYPE_USB_STREAMING) { + } else if (tu_desc_type(p_desc) == TUSB_DESC_CS_INTERFACE && tu_desc_subtype(p_desc) == AUDIO20_CS_AC_INTERFACE_OUTPUT_TERMINAL) { + if (tu_unaligned_read16(p_desc + 4) == AUDIO20_TERM_TYPE_USB_STREAMING) { _audiod_fct[i].bclock_id_tx = p_desc[8]; } } @@ -1277,7 +1277,7 @@ static bool audiod_control_complete(uint8_t rhport, tusb_control_request_t const #if CFG_TUD_AUDIO_ENABLE_EP_IN && CFG_TUD_AUDIO_EP_IN_FLOW_CONTROL uint8_t ctrlSel = TU_U16_HIGH(p_request->wValue); - if (_audiod_fct[func_id].bclock_id_tx == entityID && ctrlSel == AUDIO_CS_CTRL_SAM_FREQ && p_request->bRequest == AUDIO_CS_REQ_CUR) { + if (_audiod_fct[func_id].bclock_id_tx == entityID && ctrlSel == AUDIO20_CS_CTRL_SAM_FREQ && p_request->bRequest == AUDIO20_CS_REQ_CUR) { _audiod_fct[func_id].sample_rate_tx = tu_unaligned_read32(_audiod_fct[func_id].ctrl_buf); } #endif @@ -1655,7 +1655,7 @@ bool tud_audio_buffer_and_schedule_control_xfer(uint8_t rhport, tusb_control_req if (p_request->bmRequestType_bit.type == TUSB_REQ_TYPE_CLASS && p_request->bmRequestType_bit.recipient == TUSB_REQ_RCPT_INTERFACE) { uint8_t entityID = TU_U16_HIGH(p_request->wIndex); uint8_t ctrlSel = TU_U16_HIGH(p_request->wValue); - if (_audiod_fct[func_id].bclock_id_tx == entityID && ctrlSel == AUDIO_CS_CTRL_SAM_FREQ && p_request->bRequest == AUDIO_CS_REQ_CUR) { + if (_audiod_fct[func_id].bclock_id_tx == entityID && ctrlSel == AUDIO20_CS_CTRL_SAM_FREQ && p_request->bRequest == AUDIO20_CS_REQ_CUR) { _audiod_fct[func_id].sample_rate_tx = tu_unaligned_read32(_audiod_fct[func_id].ctrl_buf); } } @@ -1673,7 +1673,7 @@ static bool audiod_verify_entity_exists(uint8_t itf, uint8_t entityID, uint8_t * if (_audiod_fct[i].p_desc && ((tusb_desc_interface_t const *) _audiod_fct[i].p_desc)->bInterfaceNumber == itf) { // Get pointers after class specific AC descriptors and end of AC descriptors - entities are defined in between uint8_t const *p_desc = tu_desc_next(_audiod_fct[i].p_desc);// Points to CS AC descriptor - uint8_t const *p_desc_end = ((audio_desc_cs_ac_interface_t const *) p_desc)->wTotalLength + p_desc; + uint8_t const *p_desc_end = ((audio20_desc_cs_ac_interface_t const *) p_desc)->wTotalLength + p_desc; p_desc = tu_desc_next(p_desc);// Get past CS AC descriptor // Condition modified from p_desc < p_desc_end to prevent gcc>=12 strict-overflow warning @@ -1719,7 +1719,7 @@ static bool audiod_verify_ep_exists(uint8_t ep, uint8_t *func_id) { // Advance past AC descriptors - EP we look for are streaming EPs uint8_t const *p_desc = tu_desc_next(_audiod_fct[i].p_desc); - p_desc += ((audio_desc_cs_ac_interface_t const *) p_desc)->wTotalLength; + p_desc += ((audio20_desc_cs_ac_interface_t const *) p_desc)->wTotalLength; // Condition modified from p_desc < p_desc_end to prevent gcc>=12 strict-overflow warning while (p_desc_end - p_desc > 0) { @@ -1740,19 +1740,19 @@ static void audiod_parse_flow_control_params(audiod_function_t *audio, uint8_t c p_desc = tu_desc_next(p_desc);// Exclude standard AS interface descriptor of current alternate interface descriptor // Look for a Class-Specific AS Interface Descriptor(4.9.2) to verify format type and format and also to get number of physical channels - if (tu_desc_type(p_desc) == TUSB_DESC_CS_INTERFACE && tu_desc_subtype(p_desc) == AUDIO_CS_AS_INTERFACE_AS_GENERAL) { - audio->n_channels_tx = ((audio_desc_cs_as_interface_t const *) p_desc)->bNrChannels; - audio->format_type_tx = (audio_format_type_t) (((audio_desc_cs_as_interface_t const *) p_desc)->bFormatType); + if (tu_desc_type(p_desc) == TUSB_DESC_CS_INTERFACE && tu_desc_subtype(p_desc) == AUDIO20_CS_AS_INTERFACE_AS_GENERAL) { + audio->n_channels_tx = ((audio20_desc_cs_as_interface_t const *) p_desc)->bNrChannels; + audio->format_type_tx = (audio20_format_type_t) (((audio20_desc_cs_as_interface_t const *) p_desc)->bFormatType); // Look for a Type I Format Type Descriptor(2.3.1.6 - Audio Formats) p_desc = tu_desc_next(p_desc); - if (tu_desc_type(p_desc) == TUSB_DESC_CS_INTERFACE && tu_desc_subtype(p_desc) == AUDIO_CS_AS_INTERFACE_FORMAT_TYPE && ((audio_desc_type_I_format_t const *) p_desc)->bFormatType == AUDIO_FORMAT_TYPE_I) { - audio->n_bytes_per_sample_tx = ((audio_desc_type_I_format_t const *) p_desc)->bSubslotSize; + if (tu_desc_type(p_desc) == TUSB_DESC_CS_INTERFACE && tu_desc_subtype(p_desc) == AUDIO20_CS_AS_INTERFACE_FORMAT_TYPE && ((audio20_desc_type_I_format_t const *) p_desc)->bFormatType == AUDIO20_FORMAT_TYPE_I) { + audio->n_bytes_per_sample_tx = ((audio20_desc_type_I_format_t const *) p_desc)->bSubslotSize; } } } static bool audiod_calc_tx_packet_sz(audiod_function_t *audio) { - TU_VERIFY(audio->format_type_tx == AUDIO_FORMAT_TYPE_I); + TU_VERIFY(audio->format_type_tx == AUDIO20_FORMAT_TYPE_I); TU_VERIFY(audio->n_channels_tx); TU_VERIFY(audio->n_bytes_per_sample_tx); TU_VERIFY(audio->interval_tx); diff --git a/src/class/audio/audio_device.h b/src/class/audio/audio_device.h index fd47c649d..ec710aed5 100644 --- a/src/class/audio/audio_device.h +++ b/src/class/audio/audio_device.h @@ -220,7 +220,7 @@ tu_fifo_t* tud_audio_n_get_ep_in_ff (uint8_t func_id); #endif #if CFG_TUD_AUDIO_ENABLE_INTERRUPT_EP -bool tud_audio_int_n_write (uint8_t func_id, const audio_interrupt_data_t * data); +bool tud_audio_int_n_write (uint8_t func_id, const audio20_interrupt_data_t * data); #endif //--------------------------------------------------------------------+ @@ -244,7 +244,7 @@ static inline tu_fifo_t* tud_audio_get_ep_in_ff (void); // INT CTR API #if CFG_TUD_AUDIO_ENABLE_INTERRUPT_EP -static inline bool tud_audio_int_write (const audio_interrupt_data_t * data); +static inline bool tud_audio_int_write (const audio20_interrupt_data_t * data); #endif // Buffer control EP data and schedule a transmit @@ -434,7 +434,7 @@ TU_ATTR_ALWAYS_INLINE static inline tu_fifo_t* tud_audio_get_ep_in_ff(void) { #endif #if CFG_TUD_AUDIO_ENABLE_INTERRUPT_EP -TU_ATTR_ALWAYS_INLINE static inline bool tud_audio_int_write(const audio_interrupt_data_t * data) { +TU_ATTR_ALWAYS_INLINE static inline bool tud_audio_int_write(const audio20_interrupt_data_t * data) { return tud_audio_int_n_write(0, data); } #endif -- cgit v1.3.1 From 9637a2006bdfa77911cd274f0b9cff7de7ae54e9 Mon Sep 17 00:00:00 2001 From: HiFiPhile Date: Sun, 28 Sep 2025 17:17:10 +0200 Subject: More descriptors working Signed-off-by: HiFiPhile --- .../device/audio_4_channel_mic/src/tusb_config.h | 2 +- .../audio_4_channel_mic/src/usb_descriptors.c | 4 +- .../audio_4_channel_mic_freertos/src/tusb_config.h | 2 +- .../src/usb_descriptors.c | 4 +- examples/device/audio_test/src/tusb_config.h | 2 +- examples/device/audio_test/src/usb_descriptors.c | 4 +- .../device/audio_test_freertos/src/tusb_config.h | 2 +- .../audio_test_freertos/src/usb_descriptors.c | 4 +- .../device/audio_test_multi_rate/src/tusb_config.h | 2 +- .../audio_test_multi_rate/src/usb_descriptors.c | 4 +- .../audio_test_multi_rate/src/usb_descriptors.h | 74 +- examples/device/cdc_uac2/src/usb_descriptors.h | 124 +- examples/device/uac2_headset/src/main.c | 8 +- examples/device/uac2_headset/src/usb_descriptors.h | 128 +- examples/device/uac2_speaker_fb/src/tusb_config.h | 2 +- .../device/uac2_speaker_fb/src/usb_descriptors.c | 8 +- .../device/uac2_speaker_fb/src/usb_descriptors.h | 111 +- src/class/audio/audio.h | 1837 ++++++++++---------- src/class/audio/audio_device.c | 4 +- src/class/midi/midi_host.c | 4 +- src/common/tusb_common.h | 7 + src/common/tusb_compiler.h | 12 + src/device/usbd.h | 397 +++-- 23 files changed, 1439 insertions(+), 1307 deletions(-) (limited to 'src/class/audio') diff --git a/examples/device/audio_4_channel_mic/src/tusb_config.h b/examples/device/audio_4_channel_mic/src/tusb_config.h index 0ee3ba2d0..718486941 100644 --- a/examples/device/audio_4_channel_mic/src/tusb_config.h +++ b/examples/device/audio_4_channel_mic/src/tusb_config.h @@ -105,7 +105,7 @@ extern "C" { // Have a look into audio_device.h for all configurations #define CFG_TUD_AUDIO_FUNC_1_SAMPLE_RATE 48000 -#define CFG_TUD_AUDIO_FUNC_1_DESC_LEN TUD_AUDIO_MIC_FOUR_CH_DESC_LEN +#define CFG_TUD_AUDIO_FUNC_1_DESC_LEN TUD_AUDIO20_MIC_FOUR_CH_DESC_LEN #define CFG_TUD_AUDIO_FUNC_1_CTRL_BUF_SZ 64 diff --git a/examples/device/audio_4_channel_mic/src/usb_descriptors.c b/examples/device/audio_4_channel_mic/src/usb_descriptors.c index 728a5f9ce..4caa4343b 100644 --- a/examples/device/audio_4_channel_mic/src/usb_descriptors.c +++ b/examples/device/audio_4_channel_mic/src/usb_descriptors.c @@ -80,7 +80,7 @@ enum ITF_NUM_TOTAL }; -#define CONFIG_TOTAL_LEN (TUD_CONFIG_DESC_LEN + CFG_TUD_AUDIO * TUD_AUDIO_MIC_FOUR_CH_DESC_LEN) +#define CONFIG_TOTAL_LEN (TUD_CONFIG_DESC_LEN + CFG_TUD_AUDIO * TUD_AUDIO20_MIC_FOUR_CH_DESC_LEN) #if TU_CHECK_MCU(OPT_MCU_LPC175X_6X, OPT_MCU_LPC177X_8X, OPT_MCU_LPC40XX) // LPC 17xx and 40xx endpoint type (bulk/interrupt/iso) are fixed by its number @@ -101,7 +101,7 @@ uint8_t const desc_configuration[] = TUD_CONFIG_DESCRIPTOR(1, ITF_NUM_TOTAL, 0, CONFIG_TOTAL_LEN, 0x00, 100), // Interface number, string index, EP Out & EP In address, EP size - TUD_AUDIO_MIC_FOUR_CH_DESCRIPTOR(/*_itfnum*/ ITF_NUM_AUDIO_CONTROL, /*_stridx*/ 0, /*_nBytesPerSample*/ CFG_TUD_AUDIO_FUNC_1_N_BYTES_PER_SAMPLE_TX, /*_nBitsUsedPerSample*/ CFG_TUD_AUDIO_FUNC_1_N_BYTES_PER_SAMPLE_TX*8, /*_epin*/ 0x80 | EPNUM_AUDIO, /*_epsize*/ CFG_TUD_AUDIO_EP_SZ_IN) + TUD_AUDIO20_MIC_FOUR_CH_DESCRIPTOR(/*_itfnum*/ ITF_NUM_AUDIO_CONTROL, /*_stridx*/ 0, /*_nBytesPerSample*/ CFG_TUD_AUDIO_FUNC_1_N_BYTES_PER_SAMPLE_TX, /*_nBitsUsedPerSample*/ CFG_TUD_AUDIO_FUNC_1_N_BYTES_PER_SAMPLE_TX*8, /*_epin*/ 0x80 | EPNUM_AUDIO, /*_epsize*/ CFG_TUD_AUDIO_EP_SZ_IN) }; // Invoked when received GET CONFIGURATION DESCRIPTOR diff --git a/examples/device/audio_4_channel_mic_freertos/src/tusb_config.h b/examples/device/audio_4_channel_mic_freertos/src/tusb_config.h index d973be2af..7a9a40c49 100644 --- a/examples/device/audio_4_channel_mic_freertos/src/tusb_config.h +++ b/examples/device/audio_4_channel_mic_freertos/src/tusb_config.h @@ -111,7 +111,7 @@ extern "C" { // Have a look into audio_device.h for all configurations #define CFG_TUD_AUDIO_FUNC_1_SAMPLE_RATE 48000 -#define CFG_TUD_AUDIO_FUNC_1_DESC_LEN TUD_AUDIO_MIC_FOUR_CH_DESC_LEN +#define CFG_TUD_AUDIO_FUNC_1_DESC_LEN TUD_AUDIO20_MIC_FOUR_CH_DESC_LEN #define CFG_TUD_AUDIO_FUNC_1_CTRL_BUF_SZ 64 diff --git a/examples/device/audio_4_channel_mic_freertos/src/usb_descriptors.c b/examples/device/audio_4_channel_mic_freertos/src/usb_descriptors.c index 728a5f9ce..4caa4343b 100644 --- a/examples/device/audio_4_channel_mic_freertos/src/usb_descriptors.c +++ b/examples/device/audio_4_channel_mic_freertos/src/usb_descriptors.c @@ -80,7 +80,7 @@ enum ITF_NUM_TOTAL }; -#define CONFIG_TOTAL_LEN (TUD_CONFIG_DESC_LEN + CFG_TUD_AUDIO * TUD_AUDIO_MIC_FOUR_CH_DESC_LEN) +#define CONFIG_TOTAL_LEN (TUD_CONFIG_DESC_LEN + CFG_TUD_AUDIO * TUD_AUDIO20_MIC_FOUR_CH_DESC_LEN) #if TU_CHECK_MCU(OPT_MCU_LPC175X_6X, OPT_MCU_LPC177X_8X, OPT_MCU_LPC40XX) // LPC 17xx and 40xx endpoint type (bulk/interrupt/iso) are fixed by its number @@ -101,7 +101,7 @@ uint8_t const desc_configuration[] = TUD_CONFIG_DESCRIPTOR(1, ITF_NUM_TOTAL, 0, CONFIG_TOTAL_LEN, 0x00, 100), // Interface number, string index, EP Out & EP In address, EP size - TUD_AUDIO_MIC_FOUR_CH_DESCRIPTOR(/*_itfnum*/ ITF_NUM_AUDIO_CONTROL, /*_stridx*/ 0, /*_nBytesPerSample*/ CFG_TUD_AUDIO_FUNC_1_N_BYTES_PER_SAMPLE_TX, /*_nBitsUsedPerSample*/ CFG_TUD_AUDIO_FUNC_1_N_BYTES_PER_SAMPLE_TX*8, /*_epin*/ 0x80 | EPNUM_AUDIO, /*_epsize*/ CFG_TUD_AUDIO_EP_SZ_IN) + TUD_AUDIO20_MIC_FOUR_CH_DESCRIPTOR(/*_itfnum*/ ITF_NUM_AUDIO_CONTROL, /*_stridx*/ 0, /*_nBytesPerSample*/ CFG_TUD_AUDIO_FUNC_1_N_BYTES_PER_SAMPLE_TX, /*_nBitsUsedPerSample*/ CFG_TUD_AUDIO_FUNC_1_N_BYTES_PER_SAMPLE_TX*8, /*_epin*/ 0x80 | EPNUM_AUDIO, /*_epsize*/ CFG_TUD_AUDIO_EP_SZ_IN) }; // Invoked when received GET CONFIGURATION DESCRIPTOR diff --git a/examples/device/audio_test/src/tusb_config.h b/examples/device/audio_test/src/tusb_config.h index 10bf53809..8a63cc521 100644 --- a/examples/device/audio_test/src/tusb_config.h +++ b/examples/device/audio_test/src/tusb_config.h @@ -108,7 +108,7 @@ extern "C" { // Have a look into audio_device.h for all configurations #define CFG_TUD_AUDIO_FUNC_1_SAMPLE_RATE 48000 -#define CFG_TUD_AUDIO_FUNC_1_DESC_LEN TUD_AUDIO_MIC_ONE_CH_DESC_LEN +#define CFG_TUD_AUDIO_FUNC_1_DESC_LEN TUD_AUDIO20_MIC_ONE_CH_DESC_LEN #define CFG_TUD_AUDIO_FUNC_1_CTRL_BUF_SZ 64 // Size of control request buffer #define CFG_TUD_AUDIO_ENABLE_EP_IN 1 diff --git a/examples/device/audio_test/src/usb_descriptors.c b/examples/device/audio_test/src/usb_descriptors.c index 9864377f6..af9b7f1dc 100644 --- a/examples/device/audio_test/src/usb_descriptors.c +++ b/examples/device/audio_test/src/usb_descriptors.c @@ -80,7 +80,7 @@ enum ITF_NUM_TOTAL }; -#define CONFIG_TOTAL_LEN (TUD_CONFIG_DESC_LEN + CFG_TUD_AUDIO * TUD_AUDIO_MIC_ONE_CH_DESC_LEN) +#define CONFIG_TOTAL_LEN (TUD_CONFIG_DESC_LEN + CFG_TUD_AUDIO * TUD_AUDIO20_MIC_ONE_CH_DESC_LEN) #if CFG_TUSB_MCU == OPT_MCU_LPC175X_6X || CFG_TUSB_MCU == OPT_MCU_LPC177X_8X || CFG_TUSB_MCU == OPT_MCU_LPC40XX // LPC 17xx and 40xx endpoint type (bulk/interrupt/iso) are fixed by its number @@ -101,7 +101,7 @@ uint8_t const desc_configuration[] = TUD_CONFIG_DESCRIPTOR(1, ITF_NUM_TOTAL, 0, CONFIG_TOTAL_LEN, 0x00, 100), // Interface number, string index, EP Out & EP In address, EP size - TUD_AUDIO_MIC_ONE_CH_DESCRIPTOR(/*_itfnum*/ ITF_NUM_AUDIO_CONTROL, /*_stridx*/ 0, /*_nBytesPerSample*/ CFG_TUD_AUDIO_FUNC_1_N_BYTES_PER_SAMPLE_TX, /*_nBitsUsedPerSample*/ CFG_TUD_AUDIO_FUNC_1_N_BYTES_PER_SAMPLE_TX*8, /*_epin*/ 0x80 | EPNUM_AUDIO, /*_epsize*/ CFG_TUD_AUDIO_EP_SZ_IN) + TUD_AUDIO20_MIC_ONE_CH_DESCRIPTOR(/*_itfnum*/ ITF_NUM_AUDIO_CONTROL, /*_stridx*/ 0, /*_nBytesPerSample*/ CFG_TUD_AUDIO_FUNC_1_N_BYTES_PER_SAMPLE_TX, /*_nBitsUsedPerSample*/ CFG_TUD_AUDIO_FUNC_1_N_BYTES_PER_SAMPLE_TX*8, /*_epin*/ 0x80 | EPNUM_AUDIO, /*_epsize*/ CFG_TUD_AUDIO_EP_SZ_IN) }; // Invoked when received GET CONFIGURATION DESCRIPTOR diff --git a/examples/device/audio_test_freertos/src/tusb_config.h b/examples/device/audio_test_freertos/src/tusb_config.h index c9dc50082..21b6a6f76 100644 --- a/examples/device/audio_test_freertos/src/tusb_config.h +++ b/examples/device/audio_test_freertos/src/tusb_config.h @@ -114,7 +114,7 @@ extern "C" { // Have a look into audio_device.h for all configurations #define CFG_TUD_AUDIO_FUNC_1_SAMPLE_RATE 48000 -#define CFG_TUD_AUDIO_FUNC_1_DESC_LEN TUD_AUDIO_MIC_ONE_CH_DESC_LEN +#define CFG_TUD_AUDIO_FUNC_1_DESC_LEN TUD_AUDIO20_MIC_ONE_CH_DESC_LEN #define CFG_TUD_AUDIO_FUNC_1_CTRL_BUF_SZ 64 // Size of control request buffer #define CFG_TUD_AUDIO_ENABLE_EP_IN 1 diff --git a/examples/device/audio_test_freertos/src/usb_descriptors.c b/examples/device/audio_test_freertos/src/usb_descriptors.c index 9864377f6..af9b7f1dc 100644 --- a/examples/device/audio_test_freertos/src/usb_descriptors.c +++ b/examples/device/audio_test_freertos/src/usb_descriptors.c @@ -80,7 +80,7 @@ enum ITF_NUM_TOTAL }; -#define CONFIG_TOTAL_LEN (TUD_CONFIG_DESC_LEN + CFG_TUD_AUDIO * TUD_AUDIO_MIC_ONE_CH_DESC_LEN) +#define CONFIG_TOTAL_LEN (TUD_CONFIG_DESC_LEN + CFG_TUD_AUDIO * TUD_AUDIO20_MIC_ONE_CH_DESC_LEN) #if CFG_TUSB_MCU == OPT_MCU_LPC175X_6X || CFG_TUSB_MCU == OPT_MCU_LPC177X_8X || CFG_TUSB_MCU == OPT_MCU_LPC40XX // LPC 17xx and 40xx endpoint type (bulk/interrupt/iso) are fixed by its number @@ -101,7 +101,7 @@ uint8_t const desc_configuration[] = TUD_CONFIG_DESCRIPTOR(1, ITF_NUM_TOTAL, 0, CONFIG_TOTAL_LEN, 0x00, 100), // Interface number, string index, EP Out & EP In address, EP size - TUD_AUDIO_MIC_ONE_CH_DESCRIPTOR(/*_itfnum*/ ITF_NUM_AUDIO_CONTROL, /*_stridx*/ 0, /*_nBytesPerSample*/ CFG_TUD_AUDIO_FUNC_1_N_BYTES_PER_SAMPLE_TX, /*_nBitsUsedPerSample*/ CFG_TUD_AUDIO_FUNC_1_N_BYTES_PER_SAMPLE_TX*8, /*_epin*/ 0x80 | EPNUM_AUDIO, /*_epsize*/ CFG_TUD_AUDIO_EP_SZ_IN) + TUD_AUDIO20_MIC_ONE_CH_DESCRIPTOR(/*_itfnum*/ ITF_NUM_AUDIO_CONTROL, /*_stridx*/ 0, /*_nBytesPerSample*/ CFG_TUD_AUDIO_FUNC_1_N_BYTES_PER_SAMPLE_TX, /*_nBitsUsedPerSample*/ CFG_TUD_AUDIO_FUNC_1_N_BYTES_PER_SAMPLE_TX*8, /*_epin*/ 0x80 | EPNUM_AUDIO, /*_epsize*/ CFG_TUD_AUDIO_EP_SZ_IN) }; // Invoked when received GET CONFIGURATION DESCRIPTOR diff --git a/examples/device/audio_test_multi_rate/src/tusb_config.h b/examples/device/audio_test_multi_rate/src/tusb_config.h index b48c0a0be..e92d20c49 100644 --- a/examples/device/audio_test_multi_rate/src/tusb_config.h +++ b/examples/device/audio_test_multi_rate/src/tusb_config.h @@ -122,7 +122,7 @@ extern "C" { // Have a look into audio_device.h for all configurations -#define CFG_TUD_AUDIO_FUNC_1_DESC_LEN TUD_AUDIO_MIC_ONE_CH_2_FORMAT_DESC_LEN +#define CFG_TUD_AUDIO_FUNC_1_DESC_LEN TUD_AUDIO20_MIC_ONE_CH_2_FORMAT_DESC_LEN #define CFG_TUD_AUDIO_FUNC_1_CTRL_BUF_SZ 64 // Size of control request buffer #define CFG_TUD_AUDIO_ENABLE_EP_IN 1 diff --git a/examples/device/audio_test_multi_rate/src/usb_descriptors.c b/examples/device/audio_test_multi_rate/src/usb_descriptors.c index f50e70a25..afdf95b79 100644 --- a/examples/device/audio_test_multi_rate/src/usb_descriptors.c +++ b/examples/device/audio_test_multi_rate/src/usb_descriptors.c @@ -82,7 +82,7 @@ enum ITF_NUM_TOTAL }; -#define CONFIG_TOTAL_LEN (TUD_CONFIG_DESC_LEN + CFG_TUD_AUDIO * TUD_AUDIO_MIC_ONE_CH_2_FORMAT_DESC_LEN) +#define CONFIG_TOTAL_LEN (TUD_CONFIG_DESC_LEN + CFG_TUD_AUDIO * TUD_AUDIO20_MIC_ONE_CH_2_FORMAT_DESC_LEN) #if CFG_TUSB_MCU == OPT_MCU_LPC175X_6X || CFG_TUSB_MCU == OPT_MCU_LPC177X_8X || CFG_TUSB_MCU == OPT_MCU_LPC40XX // LPC 17xx and 40xx endpoint type (bulk/interrupt/iso) are fixed by its number @@ -103,7 +103,7 @@ uint8_t const desc_configuration[] = TUD_CONFIG_DESCRIPTOR(1, ITF_NUM_TOTAL, 0, CONFIG_TOTAL_LEN, 0x00, 100), // Interface number, string index, EP Out & EP In address, EP size - TUD_AUDIO_MIC_ONE_CH_2_FORMAT_DESCRIPTOR(/*_itfnum*/ ITF_NUM_AUDIO_CONTROL, /*_stridx*/ 0, /*_epin*/ 0x80 | EPNUM_AUDIO) + TUD_AUDIO20_MIC_ONE_CH_2_FORMAT_DESCRIPTOR(/*_itfnum*/ ITF_NUM_AUDIO_CONTROL, /*_stridx*/ 0, /*_epin*/ 0x80 | EPNUM_AUDIO) }; TU_VERIFY_STATIC(sizeof(desc_configuration) == CONFIG_TOTAL_LEN, "Incorrect size"); diff --git a/examples/device/audio_test_multi_rate/src/usb_descriptors.h b/examples/device/audio_test_multi_rate/src/usb_descriptors.h index 277b22d7b..adf3305d2 100644 --- a/examples/device/audio_test_multi_rate/src/usb_descriptors.h +++ b/examples/device/audio_test_multi_rate/src/usb_descriptors.h @@ -35,68 +35,68 @@ #define UAC2_ENTITY_FEATURE_UNIT 0x02 -#define TUD_AUDIO_MIC_ONE_CH_2_FORMAT_DESC_LEN (TUD_AUDIO_DESC_IAD_LEN\ - + TUD_AUDIO_DESC_STD_AC_LEN\ - + TUD_AUDIO_DESC_CS_AC_LEN\ - + TUD_AUDIO_DESC_CLK_SRC_LEN\ - + TUD_AUDIO_DESC_INPUT_TERM_LEN\ - + TUD_AUDIO_DESC_OUTPUT_TERM_LEN\ - + TUD_AUDIO_DESC_FEATURE_UNIT_ONE_CHANNEL_LEN\ +#define TUD_AUDIO20_MIC_ONE_CH_2_FORMAT_DESC_LEN (TUD_AUDIO20_DESC_IAD_LEN\ + + TUD_AUDIO20_DESC_STD_AC_LEN\ + + TUD_AUDIO20_DESC_CS_AC_LEN\ + + TUD_AUDIO20_DESC_CLK_SRC_LEN\ + + TUD_AUDIO20_DESC_INPUT_TERM_LEN\ + + TUD_AUDIO20_DESC_OUTPUT_TERM_LEN\ + + TUD_AUDIO20_DESC_FEATURE_UNIT_LEN(1)\ /* Interface 1, Alternate 0 */\ - + TUD_AUDIO_DESC_STD_AS_INT_LEN\ + + TUD_AUDIO20_DESC_STD_AS_LEN\ /* Interface 1, Alternate 1 */\ - + TUD_AUDIO_DESC_STD_AS_INT_LEN\ - + TUD_AUDIO_DESC_CS_AS_INT_LEN\ - + TUD_AUDIO_DESC_TYPE_I_FORMAT_LEN\ - + TUD_AUDIO_DESC_STD_AS_ISO_EP_LEN\ - + TUD_AUDIO_DESC_CS_AS_ISO_EP_LEN\ + + TUD_AUDIO20_DESC_STD_AS_LEN\ + + TUD_AUDIO20_DESC_CS_AS_INT_LEN\ + + TUD_AUDIO20_DESC_TYPE_I_FORMAT_LEN\ + + TUD_AUDIO20_DESC_STD_AS_ISO_EP_LEN\ + + TUD_AUDIO20_DESC_CS_AS_ISO_EP_LEN\ /* Interface 1, Alternate 2 */\ - + TUD_AUDIO_DESC_STD_AS_INT_LEN\ - + TUD_AUDIO_DESC_CS_AS_INT_LEN\ - + TUD_AUDIO_DESC_TYPE_I_FORMAT_LEN\ - + TUD_AUDIO_DESC_STD_AS_ISO_EP_LEN\ - + TUD_AUDIO_DESC_CS_AS_ISO_EP_LEN) + + TUD_AUDIO20_DESC_STD_AS_LEN\ + + TUD_AUDIO20_DESC_CS_AS_INT_LEN\ + + TUD_AUDIO20_DESC_TYPE_I_FORMAT_LEN\ + + TUD_AUDIO20_DESC_STD_AS_ISO_EP_LEN\ + + TUD_AUDIO20_DESC_CS_AS_ISO_EP_LEN) -#define TUD_AUDIO_MIC_ONE_CH_2_FORMAT_DESCRIPTOR(_itfnum, _stridx, _epin) \ +#define TUD_AUDIO20_MIC_ONE_CH_2_FORMAT_DESCRIPTOR(_itfnum, _stridx, _epin) \ /* Standard Interface Association Descriptor (IAD) */\ - TUD_AUDIO_DESC_IAD(/*_firstitf*/ _itfnum, /*_nitfs*/ 0x02, /*_stridx*/ 0x00),\ + TUD_AUDIO20_DESC_IAD(/*_firstitf*/ _itfnum, /*_nitfs*/ 0x02, /*_stridx*/ 0x00),\ /* Standard AC Interface Descriptor(4.7.1) */\ - TUD_AUDIO_DESC_STD_AC(/*_itfnum*/ _itfnum, /*_nEPs*/ 0x00, /*_stridx*/ _stridx),\ + TUD_AUDIO20_DESC_STD_AC(/*_itfnum*/ _itfnum, /*_nEPs*/ 0x00, /*_stridx*/ _stridx),\ /* Class-Specific AC Interface Header Descriptor(4.7.2) */\ - TUD_AUDIO_DESC_CS_AC(/*_bcdADC*/ 0x0200, /*_category*/ AUDIO20_FUNC_MICROPHONE, /*_totallen*/ TUD_AUDIO_DESC_CLK_SRC_LEN+TUD_AUDIO_DESC_INPUT_TERM_LEN+TUD_AUDIO_DESC_OUTPUT_TERM_LEN+TUD_AUDIO_DESC_FEATURE_UNIT_ONE_CHANNEL_LEN, /*_ctrl*/ AUDIO20_CS_AS_INTERFACE_CTRL_LATENCY_POS),\ + TUD_AUDIO20_DESC_CS_AC(/*_bcdADC*/ 0x0200, /*_category*/ AUDIO20_FUNC_MICROPHONE, /*_totallen*/ TUD_AUDIO20_DESC_CLK_SRC_LEN+TUD_AUDIO20_DESC_INPUT_TERM_LEN+TUD_AUDIO20_DESC_OUTPUT_TERM_LEN+TUD_AUDIO20_DESC_FEATURE_UNIT_LEN(1), /*_ctrl*/ AUDIO20_CS_AS_INTERFACE_CTRL_LATENCY_POS),\ /* Clock Source Descriptor(4.7.2.1) */\ - TUD_AUDIO_DESC_CLK_SRC(/*_clkid*/ UAC2_ENTITY_CLOCK, /*_attr*/ AUDIO20_CLOCK_SOURCE_ATT_INT_PRO_CLK, /*_ctrl*/ AUDIO20_CTRL_RW << AUDIO20_CLOCK_SOURCE_CTRL_CLK_FRQ_POS | AUDIO20_CTRL_R << AUDIO20_CLOCK_SOURCE_CTRL_CLK_VAL_POS, /*_assocTerm*/ 0x01, /*_stridx*/ 0x00),\ + TUD_AUDIO20_DESC_CLK_SRC(/*_clkid*/ UAC2_ENTITY_CLOCK, /*_attr*/ AUDIO20_CLOCK_SOURCE_ATT_INT_PRO_CLK, /*_ctrl*/ AUDIO20_CTRL_RW << AUDIO20_CLOCK_SOURCE_CTRL_CLK_FRQ_POS | AUDIO20_CTRL_R << AUDIO20_CLOCK_SOURCE_CTRL_CLK_VAL_POS, /*_assocTerm*/ 0x01, /*_stridx*/ 0x00),\ /* Input Terminal Descriptor(4.7.2.4) */\ - TUD_AUDIO_DESC_INPUT_TERM(/*_termid*/ UAC2_ENTITY_INPUT_TERMINAL, /*_termtype*/ AUDIO20_TERM_TYPE_IN_GENERIC_MIC, /*_assocTerm*/ UAC2_ENTITY_OUTPUT_TERMINAL, /*_clkid*/ UAC2_ENTITY_CLOCK, /*_nchannelslogical*/ 0x01, /*_channelcfg*/ AUDIO20_CHANNEL_CONFIG_NON_PREDEFINED, /*_idxchannelnames*/ 0x00, /*_ctrl*/ AUDIO20_CTRL_R << AUDIO20_IN_TERM_CTRL_CONNECTOR_POS, /*_stridx*/ 0x00),\ + TUD_AUDIO20_DESC_INPUT_TERM(/*_termid*/ UAC2_ENTITY_INPUT_TERMINAL, /*_termtype*/ AUDIO_TERM_TYPE_IN_GENERIC_MIC, /*_assocTerm*/ UAC2_ENTITY_OUTPUT_TERMINAL, /*_clkid*/ UAC2_ENTITY_CLOCK, /*_nchannelslogical*/ 0x01, /*_channelcfg*/ AUDIO20_CHANNEL_CONFIG_NON_PREDEFINED, /*_idxchannelnames*/ 0x00, /*_ctrl*/ AUDIO20_CTRL_R << AUDIO20_IN_TERM_CTRL_CONNECTOR_POS, /*_stridx*/ 0x00),\ /* Output Terminal Descriptor(4.7.2.5) */\ - TUD_AUDIO_DESC_OUTPUT_TERM(/*_termid*/ UAC2_ENTITY_OUTPUT_TERMINAL, /*_termtype*/ AUDIO20_TERM_TYPE_USB_STREAMING, /*_assocTerm*/ UAC2_ENTITY_INPUT_TERMINAL, /*_srcid*/ UAC2_ENTITY_FEATURE_UNIT, /*_clkid*/ UAC2_ENTITY_CLOCK, /*_ctrl*/ 0x0000, /*_stridx*/ 0x00),\ + TUD_AUDIO20_DESC_OUTPUT_TERM(/*_termid*/ UAC2_ENTITY_OUTPUT_TERMINAL, /*_termtype*/ AUDIO_TERM_TYPE_USB_STREAMING, /*_assocTerm*/ UAC2_ENTITY_INPUT_TERMINAL, /*_srcid*/ UAC2_ENTITY_FEATURE_UNIT, /*_clkid*/ UAC2_ENTITY_CLOCK, /*_ctrl*/ 0x0000, /*_stridx*/ 0x00),\ /* Feature Unit Descriptor(4.7.2.8) */\ - TUD_AUDIO_DESC_FEATURE_UNIT_ONE_CHANNEL(/*_unitid*/ UAC2_ENTITY_FEATURE_UNIT, /*_srcid*/ 0x01, /*_ctrlch0master*/ AUDIO20_CTRL_RW << AUDIO20_FEATURE_UNIT_CTRL_MUTE_POS | AUDIO20_CTRL_RW << AUDIO20_FEATURE_UNIT_CTRL_VOLUME_POS, /*_ctrlch1*/ AUDIO20_CTRL_RW << AUDIO20_FEATURE_UNIT_CTRL_MUTE_POS | AUDIO20_CTRL_RW << AUDIO20_FEATURE_UNIT_CTRL_VOLUME_POS, /*_stridx*/ 0x00),\ + TUD_AUDIO20_DESC_FEATURE_UNIT(/*_unitid*/ UAC2_ENTITY_FEATURE_UNIT, /*_srcid*/ 0x01, /*_stridx*/ 0x00, /*_ctrlch0master*/ AUDIO20_CTRL_RW << AUDIO20_FEATURE_UNIT_CTRL_MUTE_POS | AUDIO20_CTRL_RW << AUDIO20_FEATURE_UNIT_CTRL_VOLUME_POS, /*_ctrlch1*/ AUDIO20_CTRL_RW << AUDIO20_FEATURE_UNIT_CTRL_MUTE_POS | AUDIO20_CTRL_RW << AUDIO20_FEATURE_UNIT_CTRL_VOLUME_POS),\ /* Standard AS Interface Descriptor(4.9.1) */\ /* Interface 1, Alternate 0 - default alternate setting with 0 bandwidth */\ - TUD_AUDIO_DESC_STD_AS_INT(/*_itfnum*/ (uint8_t)((_itfnum)+1), /*_altset*/ 0x00, /*_nEPs*/ 0x00, /*_stridx*/ 0x00),\ + TUD_AUDIO20_DESC_STD_AS_INT(/*_itfnum*/ (uint8_t)((_itfnum)+1), /*_altset*/ 0x00, /*_nEPs*/ 0x00, /*_stridx*/ 0x00),\ /* Standard AS Interface Descriptor(4.9.1) */\ /* Interface 1, Alternate 1 - alternate interface for data streaming */\ - TUD_AUDIO_DESC_STD_AS_INT(/*_itfnum*/ (uint8_t)((_itfnum)+1), /*_altset*/ 0x01, /*_nEPs*/ 0x01, /*_stridx*/ 0x00),\ + TUD_AUDIO20_DESC_STD_AS_INT(/*_itfnum*/ (uint8_t)((_itfnum)+1), /*_altset*/ 0x01, /*_nEPs*/ 0x01, /*_stridx*/ 0x00),\ /* Class-Specific AS Interface Descriptor(4.9.2) */\ - TUD_AUDIO_DESC_CS_AS_INT(/*_termid*/ UAC2_ENTITY_OUTPUT_TERMINAL, /*_ctrl*/ AUDIO20_CTRL_NONE, /*_formattype*/ AUDIO20_FORMAT_TYPE_I, /*_formats*/ AUDIO20_DATA_FORMAT_TYPE_I_PCM, /*_nchannelsphysical*/ 0x01, /*_channelcfg*/ AUDIO20_CHANNEL_CONFIG_NON_PREDEFINED, /*_stridx*/ 0x00),\ + TUD_AUDIO20_DESC_CS_AS_INT(/*_termid*/ UAC2_ENTITY_OUTPUT_TERMINAL, /*_ctrl*/ AUDIO20_CTRL_NONE, /*_formattype*/ AUDIO20_FORMAT_TYPE_I, /*_formats*/ AUDIO20_DATA_FORMAT_TYPE_I_PCM, /*_nchannelsphysical*/ 0x01, /*_channelcfg*/ AUDIO20_CHANNEL_CONFIG_NON_PREDEFINED, /*_stridx*/ 0x00),\ /* Type I Format Type Descriptor(2.3.1.6 - Audio Formats) */\ - TUD_AUDIO_DESC_TYPE_I_FORMAT(CFG_TUD_AUDIO_FUNC_1_FORMAT_1_N_BYTES_PER_SAMPLE_TX, CFG_TUD_AUDIO_FUNC_1_FORMAT_1_RESOLUTION_RX),\ + TUD_AUDIO20_DESC_TYPE_I_FORMAT(CFG_TUD_AUDIO_FUNC_1_FORMAT_1_N_BYTES_PER_SAMPLE_TX, CFG_TUD_AUDIO_FUNC_1_FORMAT_1_RESOLUTION_RX),\ /* Standard AS Isochronous Audio Data Endpoint Descriptor(4.10.1.1) */\ - TUD_AUDIO_DESC_STD_AS_ISO_EP(/*_ep*/ _epin, /*_attr*/ (TUSB_XFER_ISOCHRONOUS | TUSB_ISO_EP_ATT_ASYNCHRONOUS | TUSB_ISO_EP_ATT_DATA), /*_maxEPsize*/ CFG_TUD_AUDIO_FUNC_1_FORMAT_1_EP_SZ_IN, /*_interval*/ 0x01),\ + TUD_AUDIO20_DESC_STD_AS_ISO_EP(/*_ep*/ _epin, /*_attr*/ (TUSB_XFER_ISOCHRONOUS | TUSB_ISO_EP_ATT_ASYNCHRONOUS | TUSB_ISO_EP_ATT_DATA), /*_maxEPsize*/ CFG_TUD_AUDIO_FUNC_1_FORMAT_1_EP_SZ_IN, /*_interval*/ 0x01),\ /* Class-Specific AS Isochronous Audio Data Endpoint Descriptor(4.10.1.2) */\ - TUD_AUDIO_DESC_CS_AS_ISO_EP(/*_attr*/ AUDIO20_CS_AS_ISO_DATA_EP_ATT_NON_MAX_PACKETS_OK, /*_ctrl*/ AUDIO20_CTRL_NONE, /*_lockdelayunit*/ AUDIO20_CS_AS_ISO_DATA_EP_LOCK_DELAY_UNIT_UNDEFINED, /*_lockdelay*/ 0x0000),\ + TUD_AUDIO20_DESC_CS_AS_ISO_EP(/*_attr*/ AUDIO20_CS_AS_ISO_DATA_EP_ATT_NON_MAX_PACKETS_OK, /*_ctrl*/ AUDIO20_CTRL_NONE, /*_lockdelayunit*/ AUDIO20_CS_AS_ISO_DATA_EP_LOCK_DELAY_UNIT_UNDEFINED, /*_lockdelay*/ 0x0000),\ /* Interface 1, Alternate 2 - alternate interface for data streaming */\ - TUD_AUDIO_DESC_STD_AS_INT(/*_itfnum*/ (uint8_t)((_itfnum)+1), /*_altset*/ 0x02, /*_nEPs*/ 0x01, /*_stridx*/ 0x00),\ + TUD_AUDIO20_DESC_STD_AS_INT(/*_itfnum*/ (uint8_t)((_itfnum)+1), /*_altset*/ 0x02, /*_nEPs*/ 0x01, /*_stridx*/ 0x00),\ /* Class-Specific AS Interface Descriptor(4.9.2) */\ - TUD_AUDIO_DESC_CS_AS_INT(/*_termid*/ UAC2_ENTITY_OUTPUT_TERMINAL, /*_ctrl*/ AUDIO20_CTRL_NONE, /*_formattype*/ AUDIO20_FORMAT_TYPE_I, /*_formats*/ AUDIO20_DATA_FORMAT_TYPE_I_PCM, /*_nchannelsphysical*/ 0x01, /*_channelcfg*/ AUDIO20_CHANNEL_CONFIG_NON_PREDEFINED, /*_stridx*/ 0x00),\ + TUD_AUDIO20_DESC_CS_AS_INT(/*_termid*/ UAC2_ENTITY_OUTPUT_TERMINAL, /*_ctrl*/ AUDIO20_CTRL_NONE, /*_formattype*/ AUDIO20_FORMAT_TYPE_I, /*_formats*/ AUDIO20_DATA_FORMAT_TYPE_I_PCM, /*_nchannelsphysical*/ 0x01, /*_channelcfg*/ AUDIO20_CHANNEL_CONFIG_NON_PREDEFINED, /*_stridx*/ 0x00),\ /* Type I Format Type Descriptor(2.3.1.6 - Audio Formats) */\ - TUD_AUDIO_DESC_TYPE_I_FORMAT(CFG_TUD_AUDIO_FUNC_1_FORMAT_2_N_BYTES_PER_SAMPLE_TX, CFG_TUD_AUDIO_FUNC_1_FORMAT_2_RESOLUTION_RX),\ + TUD_AUDIO20_DESC_TYPE_I_FORMAT(CFG_TUD_AUDIO_FUNC_1_FORMAT_2_N_BYTES_PER_SAMPLE_TX, CFG_TUD_AUDIO_FUNC_1_FORMAT_2_RESOLUTION_RX),\ /* Standard AS Isochronous Audio Data Endpoint Descriptor(4.10.1.1) */\ - TUD_AUDIO_DESC_STD_AS_ISO_EP(/*_ep*/ _epin, /*_attr*/ (TUSB_XFER_ISOCHRONOUS | TUSB_ISO_EP_ATT_ASYNCHRONOUS | TUSB_ISO_EP_ATT_DATA), /*_maxEPsize*/ CFG_TUD_AUDIO_FUNC_1_FORMAT_2_EP_SZ_IN, /*_interval*/ 0x01),\ + TUD_AUDIO20_DESC_STD_AS_ISO_EP(/*_ep*/ _epin, /*_attr*/ (TUSB_XFER_ISOCHRONOUS | TUSB_ISO_EP_ATT_ASYNCHRONOUS | TUSB_ISO_EP_ATT_DATA), /*_maxEPsize*/ CFG_TUD_AUDIO_FUNC_1_FORMAT_2_EP_SZ_IN, /*_interval*/ 0x01),\ /* Class-Specific AS Isochronous Audio Data Endpoint Descriptor(4.10.1.2) */\ - TUD_AUDIO_DESC_CS_AS_ISO_EP(/*_attr*/ AUDIO20_CS_AS_ISO_DATA_EP_ATT_NON_MAX_PACKETS_OK, /*_ctrl*/ AUDIO20_CTRL_NONE, /*_lockdelayunit*/ AUDIO20_CS_AS_ISO_DATA_EP_LOCK_DELAY_UNIT_UNDEFINED, /*_lockdelay*/ 0x0000) + TUD_AUDIO20_DESC_CS_AS_ISO_EP(/*_attr*/ AUDIO20_CS_AS_ISO_DATA_EP_ATT_NON_MAX_PACKETS_OK, /*_ctrl*/ AUDIO20_CTRL_NONE, /*_lockdelayunit*/ AUDIO20_CS_AS_ISO_DATA_EP_LOCK_DELAY_UNIT_UNDEFINED, /*_lockdelay*/ 0x0000) #endif diff --git a/examples/device/cdc_uac2/src/usb_descriptors.h b/examples/device/cdc_uac2/src/usb_descriptors.h index efffbc0bb..afb74d5b5 100644 --- a/examples/device/cdc_uac2/src/usb_descriptors.h +++ b/examples/device/cdc_uac2/src/usb_descriptors.h @@ -49,110 +49,110 @@ enum ITF_NUM_TOTAL }; -#define TUD_AUDIO_HEADSET_STEREO_DESC_LEN (TUD_AUDIO_DESC_IAD_LEN\ - + TUD_AUDIO_DESC_STD_AC_LEN\ - + TUD_AUDIO_DESC_CS_AC_LEN\ - + TUD_AUDIO_DESC_CLK_SRC_LEN\ - + TUD_AUDIO_DESC_INPUT_TERM_LEN\ - + TUD_AUDIO_DESC_FEATURE_UNIT_TWO_CHANNEL_LEN\ - + TUD_AUDIO_DESC_OUTPUT_TERM_LEN\ - + TUD_AUDIO_DESC_INPUT_TERM_LEN\ - + TUD_AUDIO_DESC_OUTPUT_TERM_LEN\ +#define TUD_AUDIO_HEADSET_STEREO_DESC_LEN (TUD_AUDIO20_DESC_IAD_LEN\ + + TUD_AUDIO20_DESC_STD_AC_LEN\ + + TUD_AUDIO20_DESC_CS_AC_LEN\ + + TUD_AUDIO20_DESC_CLK_SRC_LEN\ + + TUD_AUDIO20_DESC_INPUT_TERM_LEN\ + + TUD_AUDIO20_DESC_FEATURE_UNIT_LEN(2)\ + + TUD_AUDIO20_DESC_OUTPUT_TERM_LEN\ + + TUD_AUDIO20_DESC_INPUT_TERM_LEN\ + + TUD_AUDIO20_DESC_OUTPUT_TERM_LEN\ /* Interface 1, Alternate 0 */\ - + TUD_AUDIO_DESC_STD_AS_INT_LEN\ + + TUD_AUDIO20_DESC_STD_AS_LEN\ /* Interface 1, Alternate 0 */\ - + TUD_AUDIO_DESC_STD_AS_INT_LEN\ - + TUD_AUDIO_DESC_CS_AS_INT_LEN\ - + TUD_AUDIO_DESC_TYPE_I_FORMAT_LEN\ - + TUD_AUDIO_DESC_STD_AS_ISO_EP_LEN\ - + TUD_AUDIO_DESC_CS_AS_ISO_EP_LEN\ + + TUD_AUDIO20_DESC_STD_AS_LEN\ + + TUD_AUDIO20_DESC_CS_AS_INT_LEN\ + + TUD_AUDIO20_DESC_TYPE_I_FORMAT_LEN\ + + TUD_AUDIO20_DESC_STD_AS_ISO_EP_LEN\ + + TUD_AUDIO20_DESC_CS_AS_ISO_EP_LEN\ /* Interface 1, Alternate 2 */\ - + TUD_AUDIO_DESC_STD_AS_INT_LEN\ - + TUD_AUDIO_DESC_CS_AS_INT_LEN\ - + TUD_AUDIO_DESC_TYPE_I_FORMAT_LEN\ - + TUD_AUDIO_DESC_STD_AS_ISO_EP_LEN\ - + TUD_AUDIO_DESC_CS_AS_ISO_EP_LEN\ + + TUD_AUDIO20_DESC_STD_AS_LEN\ + + TUD_AUDIO20_DESC_CS_AS_INT_LEN\ + + TUD_AUDIO20_DESC_TYPE_I_FORMAT_LEN\ + + TUD_AUDIO20_DESC_STD_AS_ISO_EP_LEN\ + + TUD_AUDIO20_DESC_CS_AS_ISO_EP_LEN\ /* Interface 2, Alternate 0 */\ - + TUD_AUDIO_DESC_STD_AS_INT_LEN\ + + TUD_AUDIO20_DESC_STD_AS_LEN\ /* Interface 2, Alternate 1 */\ - + TUD_AUDIO_DESC_STD_AS_INT_LEN\ - + TUD_AUDIO_DESC_CS_AS_INT_LEN\ - + TUD_AUDIO_DESC_TYPE_I_FORMAT_LEN\ - + TUD_AUDIO_DESC_STD_AS_ISO_EP_LEN\ - + TUD_AUDIO_DESC_CS_AS_ISO_EP_LEN\ + + TUD_AUDIO20_DESC_STD_AS_LEN\ + + TUD_AUDIO20_DESC_CS_AS_INT_LEN\ + + TUD_AUDIO20_DESC_TYPE_I_FORMAT_LEN\ + + TUD_AUDIO20_DESC_STD_AS_ISO_EP_LEN\ + + TUD_AUDIO20_DESC_CS_AS_ISO_EP_LEN\ /* Interface 2, Alternate 2 */\ - + TUD_AUDIO_DESC_STD_AS_INT_LEN\ - + TUD_AUDIO_DESC_CS_AS_INT_LEN\ - + TUD_AUDIO_DESC_TYPE_I_FORMAT_LEN\ - + TUD_AUDIO_DESC_STD_AS_ISO_EP_LEN\ - + TUD_AUDIO_DESC_CS_AS_ISO_EP_LEN) + + TUD_AUDIO20_DESC_STD_AS_LEN\ + + TUD_AUDIO20_DESC_CS_AS_INT_LEN\ + + TUD_AUDIO20_DESC_TYPE_I_FORMAT_LEN\ + + TUD_AUDIO20_DESC_STD_AS_ISO_EP_LEN\ + + TUD_AUDIO20_DESC_CS_AS_ISO_EP_LEN) #define TUD_AUDIO_HEADSET_STEREO_DESCRIPTOR(_stridx, _epout, _epin) \ /* Standard Interface Association Descriptor (IAD) */\ - TUD_AUDIO_DESC_IAD(/*_firstitfs*/ ITF_NUM_AUDIO_CONTROL, /*_nitfs*/ 3, /*_stridx*/ 0x00),\ + TUD_AUDIO20_DESC_IAD(/*_firstitfs*/ ITF_NUM_AUDIO_CONTROL, /*_nitfs*/ 3, /*_stridx*/ 0x00),\ /* Standard AC Interface Descriptor(4.7.1) */\ - TUD_AUDIO_DESC_STD_AC(/*_itfnum*/ ITF_NUM_AUDIO_CONTROL, /*_nEPs*/ 0x00, /*_stridx*/ _stridx),\ + TUD_AUDIO20_DESC_STD_AC(/*_itfnum*/ ITF_NUM_AUDIO_CONTROL, /*_nEPs*/ 0x00, /*_stridx*/ _stridx),\ /* Class-Specific AC Interface Header Descriptor(4.7.2) */\ - TUD_AUDIO_DESC_CS_AC(/*_bcdADC*/ 0x0200, /*_category*/ AUDIO20_FUNC_HEADSET, /*_totallen*/ TUD_AUDIO_DESC_CLK_SRC_LEN+TUD_AUDIO_DESC_FEATURE_UNIT_TWO_CHANNEL_LEN+TUD_AUDIO_DESC_INPUT_TERM_LEN+TUD_AUDIO_DESC_OUTPUT_TERM_LEN+TUD_AUDIO_DESC_INPUT_TERM_LEN+TUD_AUDIO_DESC_OUTPUT_TERM_LEN, /*_ctrl*/ AUDIO20_CS_AS_INTERFACE_CTRL_LATENCY_POS),\ + TUD_AUDIO20_DESC_CS_AC(/*_bcdADC*/ 0x0200, /*_category*/ AUDIO20_FUNC_HEADSET, /*_totallen*/ TUD_AUDIO20_DESC_CLK_SRC_LEN+TUD_AUDIO20_DESC_FEATURE_UNIT_LEN(2)+TUD_AUDIO20_DESC_INPUT_TERM_LEN+TUD_AUDIO20_DESC_OUTPUT_TERM_LEN+TUD_AUDIO20_DESC_INPUT_TERM_LEN+TUD_AUDIO20_DESC_OUTPUT_TERM_LEN, /*_ctrl*/ AUDIO20_CS_AS_INTERFACE_CTRL_LATENCY_POS),\ /* Clock Source Descriptor(4.7.2.1) */\ - TUD_AUDIO_DESC_CLK_SRC(/*_clkid*/ UAC2_ENTITY_CLOCK, /*_attr*/ 3, /*_ctrl*/ 7, /*_assocTerm*/ 0x00, /*_stridx*/ 0x00), \ + TUD_AUDIO20_DESC_CLK_SRC(/*_clkid*/ UAC2_ENTITY_CLOCK, /*_attr*/ 3, /*_ctrl*/ 7, /*_assocTerm*/ 0x00, /*_stridx*/ 0x00), \ /* Input Terminal Descriptor(4.7.2.4) */\ - TUD_AUDIO_DESC_INPUT_TERM(/*_termid*/ UAC2_ENTITY_SPK_INPUT_TERMINAL, /*_termtype*/ AUDIO20_TERM_TYPE_USB_STREAMING, /*_assocTerm*/ 0x00, /*_clkid*/ UAC2_ENTITY_CLOCK, /*_nchannelslogical*/ 0x02, /*_channelcfg*/ AUDIO20_CHANNEL_CONFIG_NON_PREDEFINED, /*_idxchannelnames*/ 0x00, /*_ctrl*/ 0 * (AUDIO20_CTRL_R << AUDIO20_IN_TERM_CTRL_CONNECTOR_POS), /*_stridx*/ 0x00),\ + TUD_AUDIO20_DESC_INPUT_TERM(/*_termid*/ UAC2_ENTITY_SPK_INPUT_TERMINAL, /*_termtype*/ AUDIO_TERM_TYPE_USB_STREAMING, /*_assocTerm*/ 0x00, /*_clkid*/ UAC2_ENTITY_CLOCK, /*_nchannelslogical*/ 0x02, /*_channelcfg*/ AUDIO20_CHANNEL_CONFIG_NON_PREDEFINED, /*_idxchannelnames*/ 0x00, /*_ctrl*/ 0 * (AUDIO20_CTRL_R << AUDIO20_IN_TERM_CTRL_CONNECTOR_POS), /*_stridx*/ 0x00),\ /* Feature Unit Descriptor(4.7.2.8) */\ - TUD_AUDIO_DESC_FEATURE_UNIT_TWO_CHANNEL(/*_unitid*/ UAC2_ENTITY_SPK_FEATURE_UNIT, /*_srcid*/ UAC2_ENTITY_SPK_INPUT_TERMINAL, /*_ctrlch0master*/ (AUDIO20_CTRL_RW << AUDIO20_FEATURE_UNIT_CTRL_MUTE_POS | AUDIO20_CTRL_RW << AUDIO20_FEATURE_UNIT_CTRL_VOLUME_POS), /*_ctrlch1*/ (AUDIO20_CTRL_RW << AUDIO20_FEATURE_UNIT_CTRL_MUTE_POS | AUDIO20_CTRL_RW << AUDIO20_FEATURE_UNIT_CTRL_VOLUME_POS), /*_ctrlch2*/ (AUDIO20_CTRL_RW << AUDIO20_FEATURE_UNIT_CTRL_MUTE_POS | AUDIO20_CTRL_RW << AUDIO20_FEATURE_UNIT_CTRL_VOLUME_POS), /*_stridx*/ 0x00),\ + TUD_AUDIO20_DESC_FEATURE_UNIT(/*_unitid*/ UAC2_ENTITY_SPK_FEATURE_UNIT, /*_srcid*/ UAC2_ENTITY_SPK_INPUT_TERMINAL, /*_stridx*/ 0x00, /*_ctrlch0master*/ (AUDIO20_CTRL_RW << AUDIO20_FEATURE_UNIT_CTRL_MUTE_POS | AUDIO20_CTRL_RW << AUDIO20_FEATURE_UNIT_CTRL_VOLUME_POS), /*_ctrlch1*/ (AUDIO20_CTRL_RW << AUDIO20_FEATURE_UNIT_CTRL_MUTE_POS | AUDIO20_CTRL_RW << AUDIO20_FEATURE_UNIT_CTRL_VOLUME_POS), /*_ctrlch2*/ (AUDIO20_CTRL_RW << AUDIO20_FEATURE_UNIT_CTRL_MUTE_POS | AUDIO20_CTRL_RW << AUDIO20_FEATURE_UNIT_CTRL_VOLUME_POS)),\ /* Output Terminal Descriptor(4.7.2.5) */\ - TUD_AUDIO_DESC_OUTPUT_TERM(/*_termid*/ UAC2_ENTITY_SPK_OUTPUT_TERMINAL, /*_termtype*/ AUDIO20_TERM_TYPE_OUT_HEADPHONES, /*_assocTerm*/ 0x00, /*_srcid*/ UAC2_ENTITY_SPK_FEATURE_UNIT, /*_clkid*/ UAC2_ENTITY_CLOCK, /*_ctrl*/ 0x0000, /*_stridx*/ 0x00),\ + TUD_AUDIO20_DESC_OUTPUT_TERM(/*_termid*/ UAC2_ENTITY_SPK_OUTPUT_TERMINAL, /*_termtype*/ AUDIO_TERM_TYPE_OUT_HEADPHONES, /*_assocTerm*/ 0x00, /*_srcid*/ UAC2_ENTITY_SPK_FEATURE_UNIT, /*_clkid*/ UAC2_ENTITY_CLOCK, /*_ctrl*/ 0x0000, /*_stridx*/ 0x00),\ /* Input Terminal Descriptor(4.7.2.4) */\ - TUD_AUDIO_DESC_INPUT_TERM(/*_termid*/ UAC2_ENTITY_MIC_INPUT_TERMINAL, /*_termtype*/ AUDIO20_TERM_TYPE_IN_GENERIC_MIC, /*_assocTerm*/ 0x00, /*_clkid*/ UAC2_ENTITY_CLOCK, /*_nchannelslogical*/ 0x01, /*_channelcfg*/ AUDIO20_CHANNEL_CONFIG_NON_PREDEFINED, /*_idxchannelnames*/ 0x00, /*_ctrl*/ 0 * (AUDIO20_CTRL_R << AUDIO20_IN_TERM_CTRL_CONNECTOR_POS), /*_stridx*/ 0x00),\ + TUD_AUDIO20_DESC_INPUT_TERM(/*_termid*/ UAC2_ENTITY_MIC_INPUT_TERMINAL, /*_termtype*/ AUDIO_TERM_TYPE_IN_GENERIC_MIC, /*_assocTerm*/ 0x00, /*_clkid*/ UAC2_ENTITY_CLOCK, /*_nchannelslogical*/ 0x01, /*_channelcfg*/ AUDIO20_CHANNEL_CONFIG_NON_PREDEFINED, /*_idxchannelnames*/ 0x00, /*_ctrl*/ 0 * (AUDIO20_CTRL_R << AUDIO20_IN_TERM_CTRL_CONNECTOR_POS), /*_stridx*/ 0x00),\ /* Output Terminal Descriptor(4.7.2.5) */\ - TUD_AUDIO_DESC_OUTPUT_TERM(/*_termid*/ UAC2_ENTITY_MIC_OUTPUT_TERMINAL, /*_termtype*/ AUDIO20_TERM_TYPE_USB_STREAMING, /*_assocTerm*/ 0x00, /*_srcid*/ UAC2_ENTITY_MIC_INPUT_TERMINAL, /*_clkid*/ UAC2_ENTITY_CLOCK, /*_ctrl*/ 0x0000, /*_stridx*/ 0x00),\ + TUD_AUDIO20_DESC_OUTPUT_TERM(/*_termid*/ UAC2_ENTITY_MIC_OUTPUT_TERMINAL, /*_termtype*/ AUDIO_TERM_TYPE_USB_STREAMING, /*_assocTerm*/ 0x00, /*_srcid*/ UAC2_ENTITY_MIC_INPUT_TERMINAL, /*_clkid*/ UAC2_ENTITY_CLOCK, /*_ctrl*/ 0x0000, /*_stridx*/ 0x00),\ /* Standard AS Interface Descriptor(4.9.1) */\ /* Interface 1, Alternate 0 - default alternate setting with 0 bandwidth */\ - TUD_AUDIO_DESC_STD_AS_INT(/*_itfnum*/ (uint8_t)(ITF_NUM_AUDIO_STREAMING_SPK), /*_altset*/ 0x00, /*_nEPs*/ 0x00, /*_stridx*/ 0x05),\ + TUD_AUDIO20_DESC_STD_AS_INT(/*_itfnum*/ (uint8_t)(ITF_NUM_AUDIO_STREAMING_SPK), /*_altset*/ 0x00, /*_nEPs*/ 0x00, /*_stridx*/ 0x05),\ /* Standard AS Interface Descriptor(4.9.1) */\ /* Interface 1, Alternate 1 - alternate interface for data streaming */\ - TUD_AUDIO_DESC_STD_AS_INT(/*_itfnum*/ (uint8_t)(ITF_NUM_AUDIO_STREAMING_SPK), /*_altset*/ 0x01, /*_nEPs*/ 0x01, /*_stridx*/ 0x05),\ + TUD_AUDIO20_DESC_STD_AS_INT(/*_itfnum*/ (uint8_t)(ITF_NUM_AUDIO_STREAMING_SPK), /*_altset*/ 0x01, /*_nEPs*/ 0x01, /*_stridx*/ 0x05),\ /* Class-Specific AS Interface Descriptor(4.9.2) */\ - TUD_AUDIO_DESC_CS_AS_INT(/*_termid*/ UAC2_ENTITY_SPK_INPUT_TERMINAL, /*_ctrl*/ AUDIO20_CTRL_NONE, /*_formattype*/ AUDIO20_FORMAT_TYPE_I, /*_formats*/ AUDIO20_DATA_FORMAT_TYPE_I_PCM, /*_nchannelsphysical*/ CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_RX, /*_channelcfg*/ AUDIO20_CHANNEL_CONFIG_NON_PREDEFINED, /*_stridx*/ 0x00),\ + TUD_AUDIO20_DESC_CS_AS_INT(/*_termid*/ UAC2_ENTITY_SPK_INPUT_TERMINAL, /*_ctrl*/ AUDIO20_CTRL_NONE, /*_formattype*/ AUDIO20_FORMAT_TYPE_I, /*_formats*/ AUDIO20_DATA_FORMAT_TYPE_I_PCM, /*_nchannelsphysical*/ CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_RX, /*_channelcfg*/ AUDIO20_CHANNEL_CONFIG_NON_PREDEFINED, /*_stridx*/ 0x00),\ /* Type I Format Type Descriptor(2.3.1.6 - Audio Formats) */\ - TUD_AUDIO_DESC_TYPE_I_FORMAT(CFG_TUD_AUDIO_FUNC_1_FORMAT_1_N_BYTES_PER_SAMPLE_RX, CFG_TUD_AUDIO_FUNC_1_FORMAT_1_RESOLUTION_RX),\ + TUD_AUDIO20_DESC_TYPE_I_FORMAT(CFG_TUD_AUDIO_FUNC_1_FORMAT_1_N_BYTES_PER_SAMPLE_RX, CFG_TUD_AUDIO_FUNC_1_FORMAT_1_RESOLUTION_RX),\ /* Standard AS Isochronous Audio Data Endpoint Descriptor(4.10.1.1) */\ - TUD_AUDIO_DESC_STD_AS_ISO_EP(/*_ep*/ _epout, /*_attr*/ (uint8_t) (TUSB_XFER_ISOCHRONOUS | TUSB_ISO_EP_ATT_ADAPTIVE | TUSB_ISO_EP_ATT_DATA), /*_maxEPsize*/ TUD_AUDIO_EP_SIZE(CFG_TUD_AUDIO_FUNC_1_MAX_SAMPLE_RATE, CFG_TUD_AUDIO_FUNC_1_FORMAT_1_N_BYTES_PER_SAMPLE_RX, CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_RX), /*_interval*/ 0x01),\ + TUD_AUDIO20_DESC_STD_AS_ISO_EP(/*_ep*/ _epout, /*_attr*/ (uint8_t) (TUSB_XFER_ISOCHRONOUS | TUSB_ISO_EP_ATT_ADAPTIVE | TUSB_ISO_EP_ATT_DATA), /*_maxEPsize*/ TUD_AUDIO_EP_SIZE(CFG_TUD_AUDIO_FUNC_1_MAX_SAMPLE_RATE, CFG_TUD_AUDIO_FUNC_1_FORMAT_1_N_BYTES_PER_SAMPLE_RX, CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_RX), /*_interval*/ 0x01),\ /* Class-Specific AS Isochronous Audio Data Endpoint Descriptor(4.10.1.2) */\ - TUD_AUDIO_DESC_CS_AS_ISO_EP(/*_attr*/ AUDIO20_CS_AS_ISO_DATA_EP_ATT_NON_MAX_PACKETS_OK, /*_ctrl*/ AUDIO20_CTRL_NONE, /*_lockdelayunit*/ AUDIO20_CS_AS_ISO_DATA_EP_LOCK_DELAY_UNIT_MILLISEC, /*_lockdelay*/ 0x0001),\ + TUD_AUDIO20_DESC_CS_AS_ISO_EP(/*_attr*/ AUDIO20_CS_AS_ISO_DATA_EP_ATT_NON_MAX_PACKETS_OK, /*_ctrl*/ AUDIO20_CTRL_NONE, /*_lockdelayunit*/ AUDIO20_CS_AS_ISO_DATA_EP_LOCK_DELAY_UNIT_MILLISEC, /*_lockdelay*/ 0x0001),\ /* Interface 1, Alternate 2 - alternate interface for data streaming */\ - TUD_AUDIO_DESC_STD_AS_INT(/*_itfnum*/ (uint8_t)(ITF_NUM_AUDIO_STREAMING_SPK), /*_altset*/ 0x02, /*_nEPs*/ 0x01, /*_stridx*/ 0x05),\ + TUD_AUDIO20_DESC_STD_AS_INT(/*_itfnum*/ (uint8_t)(ITF_NUM_AUDIO_STREAMING_SPK), /*_altset*/ 0x02, /*_nEPs*/ 0x01, /*_stridx*/ 0x05),\ /* Class-Specific AS Interface Descriptor(4.9.2) */\ - TUD_AUDIO_DESC_CS_AS_INT(/*_termid*/ UAC2_ENTITY_SPK_INPUT_TERMINAL, /*_ctrl*/ AUDIO20_CTRL_NONE, /*_formattype*/ AUDIO20_FORMAT_TYPE_I, /*_formats*/ AUDIO20_DATA_FORMAT_TYPE_I_PCM, /*_nchannelsphysical*/ CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_RX, /*_channelcfg*/ AUDIO20_CHANNEL_CONFIG_NON_PREDEFINED, /*_stridx*/ 0x00),\ + TUD_AUDIO20_DESC_CS_AS_INT(/*_termid*/ UAC2_ENTITY_SPK_INPUT_TERMINAL, /*_ctrl*/ AUDIO20_CTRL_NONE, /*_formattype*/ AUDIO20_FORMAT_TYPE_I, /*_formats*/ AUDIO20_DATA_FORMAT_TYPE_I_PCM, /*_nchannelsphysical*/ CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_RX, /*_channelcfg*/ AUDIO20_CHANNEL_CONFIG_NON_PREDEFINED, /*_stridx*/ 0x00),\ /* Type I Format Type Descriptor(2.3.1.6 - Audio Formats) */\ - TUD_AUDIO_DESC_TYPE_I_FORMAT(CFG_TUD_AUDIO_FUNC_1_FORMAT_2_N_BYTES_PER_SAMPLE_RX, CFG_TUD_AUDIO_FUNC_1_FORMAT_2_RESOLUTION_RX),\ + TUD_AUDIO20_DESC_TYPE_I_FORMAT(CFG_TUD_AUDIO_FUNC_1_FORMAT_2_N_BYTES_PER_SAMPLE_RX, CFG_TUD_AUDIO_FUNC_1_FORMAT_2_RESOLUTION_RX),\ /* Standard AS Isochronous Audio Data Endpoint Descriptor(4.10.1.1) */\ - TUD_AUDIO_DESC_STD_AS_ISO_EP(/*_ep*/ _epout, /*_attr*/ (uint8_t) (TUSB_XFER_ISOCHRONOUS | TUSB_ISO_EP_ATT_ADAPTIVE | TUSB_ISO_EP_ATT_DATA), /*_maxEPsize*/ TUD_AUDIO_EP_SIZE(CFG_TUD_AUDIO_FUNC_1_MAX_SAMPLE_RATE, CFG_TUD_AUDIO_FUNC_1_FORMAT_2_N_BYTES_PER_SAMPLE_RX, CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_RX), /*_interval*/ 0x01),\ + TUD_AUDIO20_DESC_STD_AS_ISO_EP(/*_ep*/ _epout, /*_attr*/ (uint8_t) (TUSB_XFER_ISOCHRONOUS | TUSB_ISO_EP_ATT_ADAPTIVE | TUSB_ISO_EP_ATT_DATA), /*_maxEPsize*/ TUD_AUDIO_EP_SIZE(CFG_TUD_AUDIO_FUNC_1_MAX_SAMPLE_RATE, CFG_TUD_AUDIO_FUNC_1_FORMAT_2_N_BYTES_PER_SAMPLE_RX, CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_RX), /*_interval*/ 0x01),\ /* Class-Specific AS Isochronous Audio Data Endpoint Descriptor(4.10.1.2) */\ - TUD_AUDIO_DESC_CS_AS_ISO_EP(/*_attr*/ AUDIO20_CS_AS_ISO_DATA_EP_ATT_NON_MAX_PACKETS_OK, /*_ctrl*/ AUDIO20_CTRL_NONE, /*_lockdelayunit*/ AUDIO20_CS_AS_ISO_DATA_EP_LOCK_DELAY_UNIT_MILLISEC, /*_lockdelay*/ 0x0001),\ + TUD_AUDIO20_DESC_CS_AS_ISO_EP(/*_attr*/ AUDIO20_CS_AS_ISO_DATA_EP_ATT_NON_MAX_PACKETS_OK, /*_ctrl*/ AUDIO20_CTRL_NONE, /*_lockdelayunit*/ AUDIO20_CS_AS_ISO_DATA_EP_LOCK_DELAY_UNIT_MILLISEC, /*_lockdelay*/ 0x0001),\ /* Standard AS Interface Descriptor(4.9.1) */\ /* Interface 2, Alternate 0 - default alternate setting with 0 bandwidth */\ - TUD_AUDIO_DESC_STD_AS_INT(/*_itfnum*/ (uint8_t)(ITF_NUM_AUDIO_STREAMING_MIC), /*_altset*/ 0x00, /*_nEPs*/ 0x00, /*_stridx*/ 0x04),\ + TUD_AUDIO20_DESC_STD_AS_INT(/*_itfnum*/ (uint8_t)(ITF_NUM_AUDIO_STREAMING_MIC), /*_altset*/ 0x00, /*_nEPs*/ 0x00, /*_stridx*/ 0x04),\ /* Standard AS Interface Descriptor(4.9.1) */\ /* Interface 2, Alternate 1 - alternate interface for data streaming */\ - TUD_AUDIO_DESC_STD_AS_INT(/*_itfnum*/ (uint8_t)(ITF_NUM_AUDIO_STREAMING_MIC), /*_altset*/ 0x01, /*_nEPs*/ 0x01, /*_stridx*/ 0x04),\ + TUD_AUDIO20_DESC_STD_AS_INT(/*_itfnum*/ (uint8_t)(ITF_NUM_AUDIO_STREAMING_MIC), /*_altset*/ 0x01, /*_nEPs*/ 0x01, /*_stridx*/ 0x04),\ /* Class-Specific AS Interface Descriptor(4.9.2) */\ - TUD_AUDIO_DESC_CS_AS_INT(/*_termid*/ UAC2_ENTITY_MIC_OUTPUT_TERMINAL, /*_ctrl*/ AUDIO20_CTRL_NONE, /*_formattype*/ AUDIO20_FORMAT_TYPE_I, /*_formats*/ AUDIO20_DATA_FORMAT_TYPE_I_PCM, /*_nchannelsphysical*/ CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_TX, /*_channelcfg*/ AUDIO20_CHANNEL_CONFIG_NON_PREDEFINED, /*_stridx*/ 0x00),\ + TUD_AUDIO20_DESC_CS_AS_INT(/*_termid*/ UAC2_ENTITY_MIC_OUTPUT_TERMINAL, /*_ctrl*/ AUDIO20_CTRL_NONE, /*_formattype*/ AUDIO20_FORMAT_TYPE_I, /*_formats*/ AUDIO20_DATA_FORMAT_TYPE_I_PCM, /*_nchannelsphysical*/ CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_TX, /*_channelcfg*/ AUDIO20_CHANNEL_CONFIG_NON_PREDEFINED, /*_stridx*/ 0x00),\ /* Type I Format Type Descriptor(2.3.1.6 - Audio Formats) */\ - TUD_AUDIO_DESC_TYPE_I_FORMAT(CFG_TUD_AUDIO_FUNC_1_FORMAT_1_N_BYTES_PER_SAMPLE_TX, CFG_TUD_AUDIO_FUNC_1_FORMAT_1_RESOLUTION_TX),\ + TUD_AUDIO20_DESC_TYPE_I_FORMAT(CFG_TUD_AUDIO_FUNC_1_FORMAT_1_N_BYTES_PER_SAMPLE_TX, CFG_TUD_AUDIO_FUNC_1_FORMAT_1_RESOLUTION_TX),\ /* Standard AS Isochronous Audio Data Endpoint Descriptor(4.10.1.1) */\ - TUD_AUDIO_DESC_STD_AS_ISO_EP(/*_ep*/ _epin, /*_attr*/ (uint8_t) (TUSB_XFER_ISOCHRONOUS | TUSB_ISO_EP_ATT_ASYNCHRONOUS | TUSB_ISO_EP_ATT_DATA), /*_maxEPsize*/ TUD_AUDIO_EP_SIZE(CFG_TUD_AUDIO_FUNC_1_MAX_SAMPLE_RATE, CFG_TUD_AUDIO_FUNC_1_FORMAT_1_N_BYTES_PER_SAMPLE_TX, CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_TX), /*_interval*/ 0x01),\ + TUD_AUDIO20_DESC_STD_AS_ISO_EP(/*_ep*/ _epin, /*_attr*/ (uint8_t) (TUSB_XFER_ISOCHRONOUS | TUSB_ISO_EP_ATT_ASYNCHRONOUS | TUSB_ISO_EP_ATT_DATA), /*_maxEPsize*/ TUD_AUDIO_EP_SIZE(CFG_TUD_AUDIO_FUNC_1_MAX_SAMPLE_RATE, CFG_TUD_AUDIO_FUNC_1_FORMAT_1_N_BYTES_PER_SAMPLE_TX, CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_TX), /*_interval*/ 0x01),\ /* Class-Specific AS Isochronous Audio Data Endpoint Descriptor(4.10.1.2) */\ - TUD_AUDIO_DESC_CS_AS_ISO_EP(/*_attr*/ AUDIO20_CS_AS_ISO_DATA_EP_ATT_NON_MAX_PACKETS_OK, /*_ctrl*/ AUDIO20_CTRL_NONE, /*_lockdelayunit*/ AUDIO20_CS_AS_ISO_DATA_EP_LOCK_DELAY_UNIT_UNDEFINED, /*_lockdelay*/ 0x0000),\ + TUD_AUDIO20_DESC_CS_AS_ISO_EP(/*_attr*/ AUDIO20_CS_AS_ISO_DATA_EP_ATT_NON_MAX_PACKETS_OK, /*_ctrl*/ AUDIO20_CTRL_NONE, /*_lockdelayunit*/ AUDIO20_CS_AS_ISO_DATA_EP_LOCK_DELAY_UNIT_UNDEFINED, /*_lockdelay*/ 0x0000),\ /* Interface 2, Alternate 2 - alternate interface for data streaming */\ - TUD_AUDIO_DESC_STD_AS_INT(/*_itfnum*/ (uint8_t)(ITF_NUM_AUDIO_STREAMING_MIC), /*_altset*/ 0x02, /*_nEPs*/ 0x01, /*_stridx*/ 0x04),\ + TUD_AUDIO20_DESC_STD_AS_INT(/*_itfnum*/ (uint8_t)(ITF_NUM_AUDIO_STREAMING_MIC), /*_altset*/ 0x02, /*_nEPs*/ 0x01, /*_stridx*/ 0x04),\ /* Class-Specific AS Interface Descriptor(4.9.2) */\ - TUD_AUDIO_DESC_CS_AS_INT(/*_termid*/ UAC2_ENTITY_MIC_OUTPUT_TERMINAL, /*_ctrl*/ AUDIO20_CTRL_NONE, /*_formattype*/ AUDIO20_FORMAT_TYPE_I, /*_formats*/ AUDIO20_DATA_FORMAT_TYPE_I_PCM, /*_nchannelsphysical*/ CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_TX, /*_channelcfg*/ AUDIO20_CHANNEL_CONFIG_NON_PREDEFINED, /*_stridx*/ 0x00),\ + TUD_AUDIO20_DESC_CS_AS_INT(/*_termid*/ UAC2_ENTITY_MIC_OUTPUT_TERMINAL, /*_ctrl*/ AUDIO20_CTRL_NONE, /*_formattype*/ AUDIO20_FORMAT_TYPE_I, /*_formats*/ AUDIO20_DATA_FORMAT_TYPE_I_PCM, /*_nchannelsphysical*/ CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_TX, /*_channelcfg*/ AUDIO20_CHANNEL_CONFIG_NON_PREDEFINED, /*_stridx*/ 0x00),\ /* Type I Format Type Descriptor(2.3.1.6 - Audio Formats) */\ - TUD_AUDIO_DESC_TYPE_I_FORMAT(CFG_TUD_AUDIO_FUNC_1_FORMAT_2_N_BYTES_PER_SAMPLE_TX, CFG_TUD_AUDIO_FUNC_1_FORMAT_2_RESOLUTION_TX),\ + TUD_AUDIO20_DESC_TYPE_I_FORMAT(CFG_TUD_AUDIO_FUNC_1_FORMAT_2_N_BYTES_PER_SAMPLE_TX, CFG_TUD_AUDIO_FUNC_1_FORMAT_2_RESOLUTION_TX),\ /* Standard AS Isochronous Audio Data Endpoint Descriptor(4.10.1.1) */\ - TUD_AUDIO_DESC_STD_AS_ISO_EP(/*_ep*/ _epin, /*_attr*/ (uint8_t) (TUSB_XFER_ISOCHRONOUS | TUSB_ISO_EP_ATT_ASYNCHRONOUS | TUSB_ISO_EP_ATT_DATA), /*_maxEPsize*/ TUD_AUDIO_EP_SIZE(CFG_TUD_AUDIO_FUNC_1_MAX_SAMPLE_RATE, CFG_TUD_AUDIO_FUNC_1_FORMAT_2_N_BYTES_PER_SAMPLE_TX, CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_TX), /*_interval*/ 0x01),\ + TUD_AUDIO20_DESC_STD_AS_ISO_EP(/*_ep*/ _epin, /*_attr*/ (uint8_t) (TUSB_XFER_ISOCHRONOUS | TUSB_ISO_EP_ATT_ASYNCHRONOUS | TUSB_ISO_EP_ATT_DATA), /*_maxEPsize*/ TUD_AUDIO_EP_SIZE(CFG_TUD_AUDIO_FUNC_1_MAX_SAMPLE_RATE, CFG_TUD_AUDIO_FUNC_1_FORMAT_2_N_BYTES_PER_SAMPLE_TX, CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_TX), /*_interval*/ 0x01),\ /* Class-Specific AS Isochronous Audio Data Endpoint Descriptor(4.10.1.2) */\ - TUD_AUDIO_DESC_CS_AS_ISO_EP(/*_attr*/ AUDIO20_CS_AS_ISO_DATA_EP_ATT_NON_MAX_PACKETS_OK, /*_ctrl*/ AUDIO20_CTRL_NONE, /*_lockdelayunit*/ AUDIO20_CS_AS_ISO_DATA_EP_LOCK_DELAY_UNIT_UNDEFINED, /*_lockdelay*/ 0x0000) + TUD_AUDIO20_DESC_CS_AS_ISO_EP(/*_attr*/ AUDIO20_CS_AS_ISO_DATA_EP_ATT_NON_MAX_PACKETS_OK, /*_ctrl*/ AUDIO20_CTRL_NONE, /*_lockdelayunit*/ AUDIO20_CS_AS_ISO_DATA_EP_LOCK_DELAY_UNIT_UNDEFINED, /*_lockdelay*/ 0x0000) #endif diff --git a/examples/device/uac2_headset/src/main.c b/examples/device/uac2_headset/src/main.c index 602225df5..6cfab946b 100644 --- a/examples/device/uac2_headset/src/main.c +++ b/examples/device/uac2_headset/src/main.c @@ -387,14 +387,14 @@ void audio_control_task(void) { } // 6.1 Interrupt Data Message - const audio20_interrupt_data_t data = { + const audio_interrupt_data_t data = {.v2 = { .bInfo = 0, // Class-specific interrupt, originated from an interface - .bAttribute = AUDIO20_CS_REQ_CUR, // Caused by current settings + .bAttribute = AUDIO20_CS_REQ_CUR, // Caused by current settings .wValue_cn_or_mcn = 0, // CH0: master volume - .wValue_cs = AUDIO20_FU_CTRL_VOLUME, // Volume change + .wValue_cs = AUDIO20_FU_CTRL_VOLUME, // Volume change .wIndex_ep_or_int = 0, // From the interface itself .wIndex_entity_id = UAC2_ENTITY_SPK_FEATURE_UNIT,// From feature unit - }; + }}; tud_audio_int_write(&data); } diff --git a/examples/device/uac2_headset/src/usb_descriptors.h b/examples/device/uac2_headset/src/usb_descriptors.h index 4138b5654..68d15a857 100644 --- a/examples/device/uac2_headset/src/usb_descriptors.h +++ b/examples/device/uac2_headset/src/usb_descriptors.h @@ -46,113 +46,113 @@ enum ITF_NUM_TOTAL }; -#define TUD_AUDIO_HEADSET_STEREO_DESC_LEN (TUD_AUDIO_DESC_IAD_LEN\ - + TUD_AUDIO_DESC_STD_AC_LEN\ - + TUD_AUDIO_DESC_CS_AC_LEN\ - + TUD_AUDIO_DESC_CLK_SRC_LEN\ - + TUD_AUDIO_DESC_INPUT_TERM_LEN\ - + TUD_AUDIO_DESC_FEATURE_UNIT_TWO_CHANNEL_LEN\ - + TUD_AUDIO_DESC_OUTPUT_TERM_LEN\ - + TUD_AUDIO_DESC_INPUT_TERM_LEN\ - + TUD_AUDIO_DESC_OUTPUT_TERM_LEN\ - + TUD_AUDIO_DESC_STD_AC_INT_EP_LEN\ +#define TUD_AUDIO_HEADSET_STEREO_DESC_LEN (TUD_AUDIO20_DESC_IAD_LEN\ + + TUD_AUDIO20_DESC_STD_AC_LEN\ + + TUD_AUDIO20_DESC_CS_AC_LEN\ + + TUD_AUDIO20_DESC_CLK_SRC_LEN\ + + TUD_AUDIO20_DESC_INPUT_TERM_LEN\ + + TUD_AUDIO20_DESC_FEATURE_UNIT_LEN(2)\ + + TUD_AUDIO20_DESC_OUTPUT_TERM_LEN\ + + TUD_AUDIO20_DESC_INPUT_TERM_LEN\ + + TUD_AUDIO20_DESC_OUTPUT_TERM_LEN\ + + TUD_AUDIO20_DESC_STD_AC_INT_EP_LEN\ /* Interface 1, Alternate 0 */\ - + TUD_AUDIO_DESC_STD_AS_INT_LEN\ + + TUD_AUDIO20_DESC_STD_AS_LEN\ /* Interface 1, Alternate 1 */\ - + TUD_AUDIO_DESC_STD_AS_INT_LEN\ - + TUD_AUDIO_DESC_CS_AS_INT_LEN\ - + TUD_AUDIO_DESC_TYPE_I_FORMAT_LEN\ - + TUD_AUDIO_DESC_STD_AS_ISO_EP_LEN\ - + TUD_AUDIO_DESC_CS_AS_ISO_EP_LEN\ + + TUD_AUDIO20_DESC_STD_AS_LEN\ + + TUD_AUDIO20_DESC_CS_AS_INT_LEN\ + + TUD_AUDIO20_DESC_TYPE_I_FORMAT_LEN\ + + TUD_AUDIO20_DESC_STD_AS_ISO_EP_LEN\ + + TUD_AUDIO20_DESC_CS_AS_ISO_EP_LEN\ /* Interface 1, Alternate 2 */\ - + TUD_AUDIO_DESC_STD_AS_INT_LEN\ - + TUD_AUDIO_DESC_CS_AS_INT_LEN\ - + TUD_AUDIO_DESC_TYPE_I_FORMAT_LEN\ - + TUD_AUDIO_DESC_STD_AS_ISO_EP_LEN\ - + TUD_AUDIO_DESC_CS_AS_ISO_EP_LEN\ + + TUD_AUDIO20_DESC_STD_AS_LEN\ + + TUD_AUDIO20_DESC_CS_AS_INT_LEN\ + + TUD_AUDIO20_DESC_TYPE_I_FORMAT_LEN\ + + TUD_AUDIO20_DESC_STD_AS_ISO_EP_LEN\ + + TUD_AUDIO20_DESC_CS_AS_ISO_EP_LEN\ /* Interface 2, Alternate 0 */\ - + TUD_AUDIO_DESC_STD_AS_INT_LEN\ + + TUD_AUDIO20_DESC_STD_AS_LEN\ /* Interface 2, Alternate 1 */\ - + TUD_AUDIO_DESC_STD_AS_INT_LEN\ - + TUD_AUDIO_DESC_CS_AS_INT_LEN\ - + TUD_AUDIO_DESC_TYPE_I_FORMAT_LEN\ - + TUD_AUDIO_DESC_STD_AS_ISO_EP_LEN\ - + TUD_AUDIO_DESC_CS_AS_ISO_EP_LEN\ + + TUD_AUDIO20_DESC_STD_AS_LEN\ + + TUD_AUDIO20_DESC_CS_AS_INT_LEN\ + + TUD_AUDIO20_DESC_TYPE_I_FORMAT_LEN\ + + TUD_AUDIO20_DESC_STD_AS_ISO_EP_LEN\ + + TUD_AUDIO20_DESC_CS_AS_ISO_EP_LEN\ /* Interface 2, Alternate 2 */\ - + TUD_AUDIO_DESC_STD_AS_INT_LEN\ - + TUD_AUDIO_DESC_CS_AS_INT_LEN\ - + TUD_AUDIO_DESC_TYPE_I_FORMAT_LEN\ - + TUD_AUDIO_DESC_STD_AS_ISO_EP_LEN\ - + TUD_AUDIO_DESC_CS_AS_ISO_EP_LEN) + + TUD_AUDIO20_DESC_STD_AS_LEN\ + + TUD_AUDIO20_DESC_CS_AS_INT_LEN\ + + TUD_AUDIO20_DESC_TYPE_I_FORMAT_LEN\ + + TUD_AUDIO20_DESC_STD_AS_ISO_EP_LEN\ + + TUD_AUDIO20_DESC_CS_AS_ISO_EP_LEN) #define TUD_AUDIO_HEADSET_STEREO_DESCRIPTOR(_stridx, _epout, _epin, _epint) \ /* Standard Interface Association Descriptor (IAD) */\ - TUD_AUDIO_DESC_IAD(/*_firstitf*/ ITF_NUM_AUDIO_CONTROL, /*_nitfs*/ ITF_NUM_TOTAL, /*_stridx*/ 0x00),\ + TUD_AUDIO20_DESC_IAD(/*_firstitf*/ ITF_NUM_AUDIO_CONTROL, /*_nitfs*/ ITF_NUM_TOTAL, /*_stridx*/ 0x00),\ /* Standard AC Interface Descriptor(4.7.1) */\ - TUD_AUDIO_DESC_STD_AC(/*_itfnum*/ ITF_NUM_AUDIO_CONTROL, /*_nEPs*/ 0x01, /*_stridx*/ _stridx),\ + TUD_AUDIO20_DESC_STD_AC(/*_itfnum*/ ITF_NUM_AUDIO_CONTROL, /*_nEPs*/ 0x01, /*_stridx*/ _stridx),\ /* Class-Specific AC Interface Header Descriptor(4.7.2) */\ - TUD_AUDIO_DESC_CS_AC(/*_bcdADC*/ 0x0200, /*_category*/ AUDIO20_FUNC_HEADSET, /*_totallen*/ TUD_AUDIO_DESC_CLK_SRC_LEN+TUD_AUDIO_DESC_FEATURE_UNIT_TWO_CHANNEL_LEN+TUD_AUDIO_DESC_INPUT_TERM_LEN+TUD_AUDIO_DESC_OUTPUT_TERM_LEN+TUD_AUDIO_DESC_INPUT_TERM_LEN+TUD_AUDIO_DESC_OUTPUT_TERM_LEN, /*_ctrl*/ AUDIO20_CS_AS_INTERFACE_CTRL_LATENCY_POS),\ + TUD_AUDIO20_DESC_CS_AC(/*_bcdADC*/ 0x0200, /*_category*/ AUDIO20_FUNC_HEADSET, /*_totallen*/ TUD_AUDIO20_DESC_CLK_SRC_LEN+TUD_AUDIO20_DESC_FEATURE_UNIT_LEN(2)+TUD_AUDIO20_DESC_INPUT_TERM_LEN+TUD_AUDIO20_DESC_OUTPUT_TERM_LEN+TUD_AUDIO20_DESC_INPUT_TERM_LEN+TUD_AUDIO20_DESC_OUTPUT_TERM_LEN, /*_ctrl*/ AUDIO20_CS_AS_INTERFACE_CTRL_LATENCY_POS),\ /* Clock Source Descriptor(4.7.2.1) */\ - TUD_AUDIO_DESC_CLK_SRC(/*_clkid*/ UAC2_ENTITY_CLOCK, /*_attr*/ 3, /*_ctrl*/ 7, /*_assocTerm*/ 0x00, /*_stridx*/ 0x00), \ + TUD_AUDIO20_DESC_CLK_SRC(/*_clkid*/ UAC2_ENTITY_CLOCK, /*_attr*/ 3, /*_ctrl*/ 7, /*_assocTerm*/ 0x00, /*_stridx*/ 0x00), \ /* Input Terminal Descriptor(4.7.2.4) */\ - TUD_AUDIO_DESC_INPUT_TERM(/*_termid*/ UAC2_ENTITY_SPK_INPUT_TERMINAL, /*_termtype*/ AUDIO20_TERM_TYPE_USB_STREAMING, /*_assocTerm*/ 0x00, /*_clkid*/ UAC2_ENTITY_CLOCK, /*_nchannelslogical*/ 0x02, /*_channelcfg*/ AUDIO20_CHANNEL_CONFIG_NON_PREDEFINED, /*_idxchannelnames*/ 0x00, /*_ctrl*/ 0 * (AUDIO20_CTRL_R << AUDIO20_IN_TERM_CTRL_CONNECTOR_POS), /*_stridx*/ 0x00),\ + TUD_AUDIO20_DESC_INPUT_TERM(/*_termid*/ UAC2_ENTITY_SPK_INPUT_TERMINAL, /*_termtype*/ AUDIO_TERM_TYPE_USB_STREAMING, /*_assocTerm*/ 0x00, /*_clkid*/ UAC2_ENTITY_CLOCK, /*_nchannelslogical*/ 0x02, /*_channelcfg*/ AUDIO20_CHANNEL_CONFIG_NON_PREDEFINED, /*_idxchannelnames*/ 0x00, /*_ctrl*/ 0 * (AUDIO20_CTRL_R << AUDIO20_IN_TERM_CTRL_CONNECTOR_POS), /*_stridx*/ 0x00),\ /* Feature Unit Descriptor(4.7.2.8) */\ - TUD_AUDIO_DESC_FEATURE_UNIT_TWO_CHANNEL(/*_unitid*/ UAC2_ENTITY_SPK_FEATURE_UNIT, /*_srcid*/ UAC2_ENTITY_SPK_INPUT_TERMINAL, /*_ctrlch0master*/ (AUDIO20_CTRL_RW << AUDIO20_FEATURE_UNIT_CTRL_MUTE_POS | AUDIO20_CTRL_RW << AUDIO20_FEATURE_UNIT_CTRL_VOLUME_POS), /*_ctrlch1*/ (AUDIO20_CTRL_RW << AUDIO20_FEATURE_UNIT_CTRL_MUTE_POS | AUDIO20_CTRL_RW << AUDIO20_FEATURE_UNIT_CTRL_VOLUME_POS), /*_ctrlch2*/ (AUDIO20_CTRL_RW << AUDIO20_FEATURE_UNIT_CTRL_MUTE_POS | AUDIO20_CTRL_RW << AUDIO20_FEATURE_UNIT_CTRL_VOLUME_POS), /*_stridx*/ 0x00),\ + TUD_AUDIO20_DESC_FEATURE_UNIT(/*_unitid*/ UAC2_ENTITY_SPK_FEATURE_UNIT, /*_srcid*/ UAC2_ENTITY_SPK_INPUT_TERMINAL, /*_stridx*/ 0x00, /*_ctrlch0master*/ (AUDIO20_CTRL_RW << AUDIO20_FEATURE_UNIT_CTRL_MUTE_POS | AUDIO20_CTRL_RW << AUDIO20_FEATURE_UNIT_CTRL_VOLUME_POS), /*_ctrlch1*/ (AUDIO20_CTRL_RW << AUDIO20_FEATURE_UNIT_CTRL_MUTE_POS | AUDIO20_CTRL_RW << AUDIO20_FEATURE_UNIT_CTRL_VOLUME_POS), /*_ctrlch2*/ (AUDIO20_CTRL_RW << AUDIO20_FEATURE_UNIT_CTRL_MUTE_POS | AUDIO20_CTRL_RW << AUDIO20_FEATURE_UNIT_CTRL_VOLUME_POS)),\ /* Output Terminal Descriptor(4.7.2.5) */\ - TUD_AUDIO_DESC_OUTPUT_TERM(/*_termid*/ UAC2_ENTITY_SPK_OUTPUT_TERMINAL, /*_termtype*/ AUDIO20_TERM_TYPE_OUT_HEADPHONES, /*_assocTerm*/ 0x00, /*_srcid*/ UAC2_ENTITY_SPK_FEATURE_UNIT, /*_clkid*/ UAC2_ENTITY_CLOCK, /*_ctrl*/ 0x0000, /*_stridx*/ 0x00),\ + TUD_AUDIO20_DESC_OUTPUT_TERM(/*_termid*/ UAC2_ENTITY_SPK_OUTPUT_TERMINAL, /*_termtype*/ AUDIO_TERM_TYPE_OUT_HEADPHONES, /*_assocTerm*/ 0x00, /*_srcid*/ UAC2_ENTITY_SPK_FEATURE_UNIT, /*_clkid*/ UAC2_ENTITY_CLOCK, /*_ctrl*/ 0x0000, /*_stridx*/ 0x00),\ /* Input Terminal Descriptor(4.7.2.4) */\ - TUD_AUDIO_DESC_INPUT_TERM(/*_termid*/ UAC2_ENTITY_MIC_INPUT_TERMINAL, /*_termtype*/ AUDIO20_TERM_TYPE_IN_GENERIC_MIC, /*_assocTerm*/ 0x00, /*_clkid*/ UAC2_ENTITY_CLOCK, /*_nchannelslogical*/ 0x01, /*_channelcfg*/ AUDIO20_CHANNEL_CONFIG_NON_PREDEFINED, /*_idxchannelnames*/ 0x00, /*_ctrl*/ 0 * (AUDIO20_CTRL_R << AUDIO20_IN_TERM_CTRL_CONNECTOR_POS), /*_stridx*/ 0x00),\ + TUD_AUDIO20_DESC_INPUT_TERM(/*_termid*/ UAC2_ENTITY_MIC_INPUT_TERMINAL, /*_termtype*/ AUDIO_TERM_TYPE_IN_GENERIC_MIC, /*_assocTerm*/ 0x00, /*_clkid*/ UAC2_ENTITY_CLOCK, /*_nchannelslogical*/ 0x01, /*_channelcfg*/ AUDIO20_CHANNEL_CONFIG_NON_PREDEFINED, /*_idxchannelnames*/ 0x00, /*_ctrl*/ 0 * (AUDIO20_CTRL_R << AUDIO20_IN_TERM_CTRL_CONNECTOR_POS), /*_stridx*/ 0x00),\ /* Output Terminal Descriptor(4.7.2.5) */\ - TUD_AUDIO_DESC_OUTPUT_TERM(/*_termid*/ UAC2_ENTITY_MIC_OUTPUT_TERMINAL, /*_termtype*/ AUDIO20_TERM_TYPE_USB_STREAMING, /*_assocTerm*/ 0x00, /*_srcid*/ UAC2_ENTITY_MIC_INPUT_TERMINAL, /*_clkid*/ UAC2_ENTITY_CLOCK, /*_ctrl*/ 0x0000, /*_stridx*/ 0x00),\ + TUD_AUDIO20_DESC_OUTPUT_TERM(/*_termid*/ UAC2_ENTITY_MIC_OUTPUT_TERMINAL, /*_termtype*/ AUDIO_TERM_TYPE_USB_STREAMING, /*_assocTerm*/ 0x00, /*_srcid*/ UAC2_ENTITY_MIC_INPUT_TERMINAL, /*_clkid*/ UAC2_ENTITY_CLOCK, /*_ctrl*/ 0x0000, /*_stridx*/ 0x00),\ /* Standard AC Interrupt Endpoint Descriptor(4.8.2.1) */\ - TUD_AUDIO_DESC_STD_AC_INT_EP(/*_ep*/ _epint, /*_interval*/ 0x01), \ + TUD_AUDIO20_DESC_STD_AC_INT_EP(/*_ep*/ _epint, /*_interval*/ 0x01), \ /* Standard AS Interface Descriptor(4.9.1) */\ /* Interface 1, Alternate 0 - default alternate setting with 0 bandwidth */\ - TUD_AUDIO_DESC_STD_AS_INT(/*_itfnum*/ (uint8_t)(ITF_NUM_AUDIO_STREAMING_SPK), /*_altset*/ 0x00, /*_nEPs*/ 0x00, /*_stridx*/ 0x05),\ + TUD_AUDIO20_DESC_STD_AS_INT(/*_itfnum*/ (uint8_t)(ITF_NUM_AUDIO_STREAMING_SPK), /*_altset*/ 0x00, /*_nEPs*/ 0x00, /*_stridx*/ 0x05),\ /* Standard AS Interface Descriptor(4.9.1) */\ /* Interface 1, Alternate 1 - alternate interface for data streaming */\ - TUD_AUDIO_DESC_STD_AS_INT(/*_itfnum*/ (uint8_t)(ITF_NUM_AUDIO_STREAMING_SPK), /*_altset*/ 0x01, /*_nEPs*/ 0x01, /*_stridx*/ 0x05),\ + TUD_AUDIO20_DESC_STD_AS_INT(/*_itfnum*/ (uint8_t)(ITF_NUM_AUDIO_STREAMING_SPK), /*_altset*/ 0x01, /*_nEPs*/ 0x01, /*_stridx*/ 0x05),\ /* Class-Specific AS Interface Descriptor(4.9.2) */\ - TUD_AUDIO_DESC_CS_AS_INT(/*_termid*/ UAC2_ENTITY_SPK_INPUT_TERMINAL, /*_ctrl*/ AUDIO20_CTRL_NONE, /*_formattype*/ AUDIO20_FORMAT_TYPE_I, /*_formats*/ AUDIO20_DATA_FORMAT_TYPE_I_PCM, /*_nchannelsphysical*/ CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_RX, /*_channelcfg*/ AUDIO20_CHANNEL_CONFIG_NON_PREDEFINED, /*_stridx*/ 0x00),\ + TUD_AUDIO20_DESC_CS_AS_INT(/*_termid*/ UAC2_ENTITY_SPK_INPUT_TERMINAL, /*_ctrl*/ AUDIO20_CTRL_NONE, /*_formattype*/ AUDIO20_FORMAT_TYPE_I, /*_formats*/ AUDIO20_DATA_FORMAT_TYPE_I_PCM, /*_nchannelsphysical*/ CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_RX, /*_channelcfg*/ AUDIO20_CHANNEL_CONFIG_NON_PREDEFINED, /*_stridx*/ 0x00),\ /* Type I Format Type Descriptor(2.3.1.6 - Audio Formats) */\ - TUD_AUDIO_DESC_TYPE_I_FORMAT(CFG_TUD_AUDIO_FUNC_1_FORMAT_1_N_BYTES_PER_SAMPLE_RX, CFG_TUD_AUDIO_FUNC_1_FORMAT_1_RESOLUTION_RX),\ + TUD_AUDIO20_DESC_TYPE_I_FORMAT(CFG_TUD_AUDIO_FUNC_1_FORMAT_1_N_BYTES_PER_SAMPLE_RX, CFG_TUD_AUDIO_FUNC_1_FORMAT_1_RESOLUTION_RX),\ /* Standard AS Isochronous Audio Data Endpoint Descriptor(4.10.1.1) */\ - TUD_AUDIO_DESC_STD_AS_ISO_EP(/*_ep*/ _epout, /*_attr*/ (uint8_t) ((uint8_t)TUSB_XFER_ISOCHRONOUS | (uint8_t)TUSB_ISO_EP_ATT_ADAPTIVE | (uint8_t)TUSB_ISO_EP_ATT_DATA), /*_maxEPsize*/ TUD_AUDIO_EP_SIZE(CFG_TUD_AUDIO_FUNC_1_MAX_SAMPLE_RATE, CFG_TUD_AUDIO_FUNC_1_FORMAT_1_N_BYTES_PER_SAMPLE_RX, CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_RX), /*_interval*/ 0x01),\ + TUD_AUDIO20_DESC_STD_AS_ISO_EP(/*_ep*/ _epout, /*_attr*/ (uint8_t) ((uint8_t)TUSB_XFER_ISOCHRONOUS | (uint8_t)TUSB_ISO_EP_ATT_ADAPTIVE | (uint8_t)TUSB_ISO_EP_ATT_DATA), /*_maxEPsize*/ TUD_AUDIO_EP_SIZE(CFG_TUD_AUDIO_FUNC_1_MAX_SAMPLE_RATE, CFG_TUD_AUDIO_FUNC_1_FORMAT_1_N_BYTES_PER_SAMPLE_RX, CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_RX), /*_interval*/ 0x01),\ /* Class-Specific AS Isochronous Audio Data Endpoint Descriptor(4.10.1.2) */\ - TUD_AUDIO_DESC_CS_AS_ISO_EP(/*_attr*/ AUDIO20_CS_AS_ISO_DATA_EP_ATT_NON_MAX_PACKETS_OK, /*_ctrl*/ AUDIO20_CTRL_NONE, /*_lockdelayunit*/ AUDIO20_CS_AS_ISO_DATA_EP_LOCK_DELAY_UNIT_MILLISEC, /*_lockdelay*/ 0x0001),\ + TUD_AUDIO20_DESC_CS_AS_ISO_EP(/*_attr*/ AUDIO20_CS_AS_ISO_DATA_EP_ATT_NON_MAX_PACKETS_OK, /*_ctrl*/ AUDIO20_CTRL_NONE, /*_lockdelayunit*/ AUDIO20_CS_AS_ISO_DATA_EP_LOCK_DELAY_UNIT_MILLISEC, /*_lockdelay*/ 0x0001),\ /* Interface 1, Alternate 2 - alternate interface for data streaming */\ - TUD_AUDIO_DESC_STD_AS_INT(/*_itfnum*/ (uint8_t)(ITF_NUM_AUDIO_STREAMING_SPK), /*_altset*/ 0x02, /*_nEPs*/ 0x01, /*_stridx*/ 0x05),\ + TUD_AUDIO20_DESC_STD_AS_INT(/*_itfnum*/ (uint8_t)(ITF_NUM_AUDIO_STREAMING_SPK), /*_altset*/ 0x02, /*_nEPs*/ 0x01, /*_stridx*/ 0x05),\ /* Class-Specific AS Interface Descriptor(4.9.2) */\ - TUD_AUDIO_DESC_CS_AS_INT(/*_termid*/ UAC2_ENTITY_SPK_INPUT_TERMINAL, /*_ctrl*/ AUDIO20_CTRL_NONE, /*_formattype*/ AUDIO20_FORMAT_TYPE_I, /*_formats*/ AUDIO20_DATA_FORMAT_TYPE_I_PCM, /*_nchannelsphysical*/ CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_RX, /*_channelcfg*/ AUDIO20_CHANNEL_CONFIG_NON_PREDEFINED, /*_stridx*/ 0x00),\ + TUD_AUDIO20_DESC_CS_AS_INT(/*_termid*/ UAC2_ENTITY_SPK_INPUT_TERMINAL, /*_ctrl*/ AUDIO20_CTRL_NONE, /*_formattype*/ AUDIO20_FORMAT_TYPE_I, /*_formats*/ AUDIO20_DATA_FORMAT_TYPE_I_PCM, /*_nchannelsphysical*/ CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_RX, /*_channelcfg*/ AUDIO20_CHANNEL_CONFIG_NON_PREDEFINED, /*_stridx*/ 0x00),\ /* Type I Format Type Descriptor(2.3.1.6 - Audio Formats) */\ - TUD_AUDIO_DESC_TYPE_I_FORMAT(CFG_TUD_AUDIO_FUNC_1_FORMAT_2_N_BYTES_PER_SAMPLE_RX, CFG_TUD_AUDIO_FUNC_1_FORMAT_2_RESOLUTION_RX),\ + TUD_AUDIO20_DESC_TYPE_I_FORMAT(CFG_TUD_AUDIO_FUNC_1_FORMAT_2_N_BYTES_PER_SAMPLE_RX, CFG_TUD_AUDIO_FUNC_1_FORMAT_2_RESOLUTION_RX),\ /* Standard AS Isochronous Audio Data Endpoint Descriptor(4.10.1.1) */\ - TUD_AUDIO_DESC_STD_AS_ISO_EP(/*_ep*/ _epout, /*_attr*/ (uint8_t) ((uint8_t)TUSB_XFER_ISOCHRONOUS | (uint8_t)TUSB_ISO_EP_ATT_ADAPTIVE | (uint8_t)TUSB_ISO_EP_ATT_DATA), /*_maxEPsize*/ TUD_AUDIO_EP_SIZE(CFG_TUD_AUDIO_FUNC_1_MAX_SAMPLE_RATE, CFG_TUD_AUDIO_FUNC_1_FORMAT_2_N_BYTES_PER_SAMPLE_RX, CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_RX), /*_interval*/ 0x01),\ + TUD_AUDIO20_DESC_STD_AS_ISO_EP(/*_ep*/ _epout, /*_attr*/ (uint8_t) ((uint8_t)TUSB_XFER_ISOCHRONOUS | (uint8_t)TUSB_ISO_EP_ATT_ADAPTIVE | (uint8_t)TUSB_ISO_EP_ATT_DATA), /*_maxEPsize*/ TUD_AUDIO_EP_SIZE(CFG_TUD_AUDIO_FUNC_1_MAX_SAMPLE_RATE, CFG_TUD_AUDIO_FUNC_1_FORMAT_2_N_BYTES_PER_SAMPLE_RX, CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_RX), /*_interval*/ 0x01),\ /* Class-Specific AS Isochronous Audio Data Endpoint Descriptor(4.10.1.2) */\ - TUD_AUDIO_DESC_CS_AS_ISO_EP(/*_attr*/ AUDIO20_CS_AS_ISO_DATA_EP_ATT_NON_MAX_PACKETS_OK, /*_ctrl*/ AUDIO20_CTRL_NONE, /*_lockdelayunit*/ AUDIO20_CS_AS_ISO_DATA_EP_LOCK_DELAY_UNIT_MILLISEC, /*_lockdelay*/ 0x0001),\ + TUD_AUDIO20_DESC_CS_AS_ISO_EP(/*_attr*/ AUDIO20_CS_AS_ISO_DATA_EP_ATT_NON_MAX_PACKETS_OK, /*_ctrl*/ AUDIO20_CTRL_NONE, /*_lockdelayunit*/ AUDIO20_CS_AS_ISO_DATA_EP_LOCK_DELAY_UNIT_MILLISEC, /*_lockdelay*/ 0x0001),\ /* Standard AS Interface Descriptor(4.9.1) */\ /* Interface 2, Alternate 0 - default alternate setting with 0 bandwidth */\ - TUD_AUDIO_DESC_STD_AS_INT(/*_itfnum*/ (uint8_t)(ITF_NUM_AUDIO_STREAMING_MIC), /*_altset*/ 0x00, /*_nEPs*/ 0x00, /*_stridx*/ 0x04),\ + TUD_AUDIO20_DESC_STD_AS_INT(/*_itfnum*/ (uint8_t)(ITF_NUM_AUDIO_STREAMING_MIC), /*_altset*/ 0x00, /*_nEPs*/ 0x00, /*_stridx*/ 0x04),\ /* Standard AS Interface Descriptor(4.9.1) */\ /* Interface 2, Alternate 1 - alternate interface for data streaming */\ - TUD_AUDIO_DESC_STD_AS_INT(/*_itfnum*/ (uint8_t)(ITF_NUM_AUDIO_STREAMING_MIC), /*_altset*/ 0x01, /*_nEPs*/ 0x01, /*_stridx*/ 0x04),\ + TUD_AUDIO20_DESC_STD_AS_INT(/*_itfnum*/ (uint8_t)(ITF_NUM_AUDIO_STREAMING_MIC), /*_altset*/ 0x01, /*_nEPs*/ 0x01, /*_stridx*/ 0x04),\ /* Class-Specific AS Interface Descriptor(4.9.2) */\ - TUD_AUDIO_DESC_CS_AS_INT(/*_termid*/ UAC2_ENTITY_MIC_OUTPUT_TERMINAL, /*_ctrl*/ AUDIO20_CTRL_NONE, /*_formattype*/ AUDIO20_FORMAT_TYPE_I, /*_formats*/ AUDIO20_DATA_FORMAT_TYPE_I_PCM, /*_nchannelsphysical*/ CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_TX, /*_channelcfg*/ AUDIO20_CHANNEL_CONFIG_NON_PREDEFINED, /*_stridx*/ 0x00),\ + TUD_AUDIO20_DESC_CS_AS_INT(/*_termid*/ UAC2_ENTITY_MIC_OUTPUT_TERMINAL, /*_ctrl*/ AUDIO20_CTRL_NONE, /*_formattype*/ AUDIO20_FORMAT_TYPE_I, /*_formats*/ AUDIO20_DATA_FORMAT_TYPE_I_PCM, /*_nchannelsphysical*/ CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_TX, /*_channelcfg*/ AUDIO20_CHANNEL_CONFIG_NON_PREDEFINED, /*_stridx*/ 0x00),\ /* Type I Format Type Descriptor(2.3.1.6 - Audio Formats) */\ - TUD_AUDIO_DESC_TYPE_I_FORMAT(CFG_TUD_AUDIO_FUNC_1_FORMAT_1_N_BYTES_PER_SAMPLE_TX, CFG_TUD_AUDIO_FUNC_1_FORMAT_1_RESOLUTION_TX),\ + TUD_AUDIO20_DESC_TYPE_I_FORMAT(CFG_TUD_AUDIO_FUNC_1_FORMAT_1_N_BYTES_PER_SAMPLE_TX, CFG_TUD_AUDIO_FUNC_1_FORMAT_1_RESOLUTION_TX),\ /* Standard AS Isochronous Audio Data Endpoint Descriptor(4.10.1.1) */\ - TUD_AUDIO_DESC_STD_AS_ISO_EP(/*_ep*/ _epin, /*_attr*/ (uint8_t) ((uint8_t)TUSB_XFER_ISOCHRONOUS | (uint8_t)TUSB_ISO_EP_ATT_ASYNCHRONOUS | (uint8_t)TUSB_ISO_EP_ATT_DATA), /*_maxEPsize*/ TUD_AUDIO_EP_SIZE(CFG_TUD_AUDIO_FUNC_1_MAX_SAMPLE_RATE, CFG_TUD_AUDIO_FUNC_1_FORMAT_1_N_BYTES_PER_SAMPLE_TX, CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_TX), /*_interval*/ 0x01),\ + TUD_AUDIO20_DESC_STD_AS_ISO_EP(/*_ep*/ _epin, /*_attr*/ (uint8_t) ((uint8_t)TUSB_XFER_ISOCHRONOUS | (uint8_t)TUSB_ISO_EP_ATT_ASYNCHRONOUS | (uint8_t)TUSB_ISO_EP_ATT_DATA), /*_maxEPsize*/ TUD_AUDIO_EP_SIZE(CFG_TUD_AUDIO_FUNC_1_MAX_SAMPLE_RATE, CFG_TUD_AUDIO_FUNC_1_FORMAT_1_N_BYTES_PER_SAMPLE_TX, CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_TX), /*_interval*/ 0x01),\ /* Class-Specific AS Isochronous Audio Data Endpoint Descriptor(4.10.1.2) */\ - TUD_AUDIO_DESC_CS_AS_ISO_EP(/*_attr*/ AUDIO20_CS_AS_ISO_DATA_EP_ATT_NON_MAX_PACKETS_OK, /*_ctrl*/ AUDIO20_CTRL_NONE, /*_lockdelayunit*/ AUDIO20_CS_AS_ISO_DATA_EP_LOCK_DELAY_UNIT_UNDEFINED, /*_lockdelay*/ 0x0000),\ + TUD_AUDIO20_DESC_CS_AS_ISO_EP(/*_attr*/ AUDIO20_CS_AS_ISO_DATA_EP_ATT_NON_MAX_PACKETS_OK, /*_ctrl*/ AUDIO20_CTRL_NONE, /*_lockdelayunit*/ AUDIO20_CS_AS_ISO_DATA_EP_LOCK_DELAY_UNIT_UNDEFINED, /*_lockdelay*/ 0x0000),\ /* Interface 2, Alternate 2 - alternate interface for data streaming */\ - TUD_AUDIO_DESC_STD_AS_INT(/*_itfnum*/ (uint8_t)(ITF_NUM_AUDIO_STREAMING_MIC), /*_altset*/ 0x02, /*_nEPs*/ 0x01, /*_stridx*/ 0x04),\ + TUD_AUDIO20_DESC_STD_AS_INT(/*_itfnum*/ (uint8_t)(ITF_NUM_AUDIO_STREAMING_MIC), /*_altset*/ 0x02, /*_nEPs*/ 0x01, /*_stridx*/ 0x04),\ /* Class-Specific AS Interface Descriptor(4.9.2) */\ - TUD_AUDIO_DESC_CS_AS_INT(/*_termid*/ UAC2_ENTITY_MIC_OUTPUT_TERMINAL, /*_ctrl*/ AUDIO20_CTRL_NONE, /*_formattype*/ AUDIO20_FORMAT_TYPE_I, /*_formats*/ AUDIO20_DATA_FORMAT_TYPE_I_PCM, /*_nchannelsphysical*/ CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_TX, /*_channelcfg*/ AUDIO20_CHANNEL_CONFIG_NON_PREDEFINED, /*_stridx*/ 0x00),\ + TUD_AUDIO20_DESC_CS_AS_INT(/*_termid*/ UAC2_ENTITY_MIC_OUTPUT_TERMINAL, /*_ctrl*/ AUDIO20_CTRL_NONE, /*_formattype*/ AUDIO20_FORMAT_TYPE_I, /*_formats*/ AUDIO20_DATA_FORMAT_TYPE_I_PCM, /*_nchannelsphysical*/ CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_TX, /*_channelcfg*/ AUDIO20_CHANNEL_CONFIG_NON_PREDEFINED, /*_stridx*/ 0x00),\ /* Type I Format Type Descriptor(2.3.1.6 - Audio Formats) */\ - TUD_AUDIO_DESC_TYPE_I_FORMAT(CFG_TUD_AUDIO_FUNC_1_FORMAT_2_N_BYTES_PER_SAMPLE_TX, CFG_TUD_AUDIO_FUNC_1_FORMAT_2_RESOLUTION_TX),\ + TUD_AUDIO20_DESC_TYPE_I_FORMAT(CFG_TUD_AUDIO_FUNC_1_FORMAT_2_N_BYTES_PER_SAMPLE_TX, CFG_TUD_AUDIO_FUNC_1_FORMAT_2_RESOLUTION_TX),\ /* Standard AS Isochronous Audio Data Endpoint Descriptor(4.10.1.1) */\ - TUD_AUDIO_DESC_STD_AS_ISO_EP(/*_ep*/ _epin, /*_attr*/ (uint8_t) ((uint8_t)TUSB_XFER_ISOCHRONOUS | (uint8_t)TUSB_ISO_EP_ATT_ASYNCHRONOUS | (uint8_t)TUSB_ISO_EP_ATT_DATA), /*_maxEPsize*/ TUD_AUDIO_EP_SIZE(CFG_TUD_AUDIO_FUNC_1_MAX_SAMPLE_RATE, CFG_TUD_AUDIO_FUNC_1_FORMAT_2_N_BYTES_PER_SAMPLE_TX, CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_TX), /*_interval*/ 0x01),\ + TUD_AUDIO20_DESC_STD_AS_ISO_EP(/*_ep*/ _epin, /*_attr*/ (uint8_t) ((uint8_t)TUSB_XFER_ISOCHRONOUS | (uint8_t)TUSB_ISO_EP_ATT_ASYNCHRONOUS | (uint8_t)TUSB_ISO_EP_ATT_DATA), /*_maxEPsize*/ TUD_AUDIO_EP_SIZE(CFG_TUD_AUDIO_FUNC_1_MAX_SAMPLE_RATE, CFG_TUD_AUDIO_FUNC_1_FORMAT_2_N_BYTES_PER_SAMPLE_TX, CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_TX), /*_interval*/ 0x01),\ /* Class-Specific AS Isochronous Audio Data Endpoint Descriptor(4.10.1.2) */\ - TUD_AUDIO_DESC_CS_AS_ISO_EP(/*_attr*/ AUDIO20_CS_AS_ISO_DATA_EP_ATT_NON_MAX_PACKETS_OK, /*_ctrl*/ AUDIO20_CTRL_NONE, /*_lockdelayunit*/ AUDIO20_CS_AS_ISO_DATA_EP_LOCK_DELAY_UNIT_UNDEFINED, /*_lockdelay*/ 0x0000) + TUD_AUDIO20_DESC_CS_AS_ISO_EP(/*_attr*/ AUDIO20_CS_AS_ISO_DATA_EP_ATT_NON_MAX_PACKETS_OK, /*_ctrl*/ AUDIO20_CTRL_NONE, /*_lockdelayunit*/ AUDIO20_CS_AS_ISO_DATA_EP_LOCK_DELAY_UNIT_UNDEFINED, /*_lockdelay*/ 0x0000) #endif diff --git a/examples/device/uac2_speaker_fb/src/tusb_config.h b/examples/device/uac2_speaker_fb/src/tusb_config.h index 18ab2ff96..284feff55 100644 --- a/examples/device/uac2_speaker_fb/src/tusb_config.h +++ b/examples/device/uac2_speaker_fb/src/tusb_config.h @@ -128,7 +128,7 @@ extern "C" { // AUDIO CLASS DRIVER CONFIGURATION //-------------------------------------------------------------------- -#define CFG_TUD_AUDIO_FUNC_1_DESC_LEN TUD_AUDIO_SPEAKER_STEREO_FB_DESC_LEN +#define CFG_TUD_AUDIO_FUNC_1_DESC_LEN TUD_AUDIO20_SPEAKER_STEREO_FB_DESC_LEN // Can be enabled with Full-Speed device on OSX, which forces feedback EP size to 3, in this case CFG_QUIRK_OS_GUESSING can be disabled #define CFG_TUD_AUDIO_ENABLE_FEEDBACK_FORMAT_CORRECTION 0 diff --git a/examples/device/uac2_speaker_fb/src/usb_descriptors.c b/examples/device/uac2_speaker_fb/src/usb_descriptors.c index ee1b92225..9e12c88b4 100644 --- a/examples/device/uac2_speaker_fb/src/usb_descriptors.c +++ b/examples/device/uac2_speaker_fb/src/usb_descriptors.c @@ -113,9 +113,9 @@ uint8_t const * tud_hid_descriptor_report_cb(uint8_t itf) //--------------------------------------------------------------------+ #if CFG_AUDIO_DEBUG - #define CONFIG_TOTAL_LEN (TUD_CONFIG_DESC_LEN + TUD_AUDIO_SPEAKER_STEREO_FB_DESC_LEN + TUD_HID_DESC_LEN) + #define CONFIG_TOTAL_LEN (TUD_CONFIG_DESC_LEN + TUD_AUDIO20_SPEAKER_STEREO_FB_DESC_LEN + TUD_HID_DESC_LEN) #else - #define CONFIG_TOTAL_LEN (TUD_CONFIG_DESC_LEN + TUD_AUDIO_SPEAKER_STEREO_FB_DESC_LEN) + #define CONFIG_TOTAL_LEN (TUD_CONFIG_DESC_LEN + TUD_AUDIO20_SPEAKER_STEREO_FB_DESC_LEN) #endif #if CFG_TUSB_MCU == OPT_MCU_LPC175X_6X || CFG_TUSB_MCU == OPT_MCU_LPC177X_8X || CFG_TUSB_MCU == OPT_MCU_LPC40XX @@ -150,7 +150,7 @@ uint8_t const desc_configuration_default[] = TUD_CONFIG_DESCRIPTOR(1, ITF_NUM_TOTAL, 0, CONFIG_TOTAL_LEN, 0x00, 100), // Interface number, string index, byte per sample, bit per sample, EP Out, EP size, EP feedback, feedback EP size, - TUD_AUDIO_SPEAKER_STEREO_FB_DESCRIPTOR(0, 4, CFG_TUD_AUDIO_FUNC_1_N_BYTES_PER_SAMPLE_RX, CFG_TUD_AUDIO_FUNC_1_RESOLUTION_RX, EPNUM_AUDIO_OUT, CFG_TUD_AUDIO_FUNC_1_EP_OUT_SZ_MAX, EPNUM_AUDIO_FB | 0x80, 4), + TUD_AUDIO20_SPEAKER_STEREO_FB_DESCRIPTOR(0, 4, CFG_TUD_AUDIO_FUNC_1_N_BYTES_PER_SAMPLE_RX, CFG_TUD_AUDIO_FUNC_1_RESOLUTION_RX, EPNUM_AUDIO_OUT, CFG_TUD_AUDIO_FUNC_1_EP_OUT_SZ_MAX, EPNUM_AUDIO_FB | 0x80, 4), #if CFG_AUDIO_DEBUG // Interface number, string index, protocol, report descriptor len, EP In address, size & polling interval @@ -166,7 +166,7 @@ uint8_t const desc_configuration_osx_fs[] = TUD_CONFIG_DESCRIPTOR(1, ITF_NUM_TOTAL, 0, CONFIG_TOTAL_LEN, 0x00, 100), // Interface number, string index, byte per sample, bit per sample, EP Out, EP size, EP feedback, feedback EP size, - TUD_AUDIO_SPEAKER_STEREO_FB_DESCRIPTOR(0, 4, CFG_TUD_AUDIO_FUNC_1_N_BYTES_PER_SAMPLE_RX, CFG_TUD_AUDIO_FUNC_1_RESOLUTION_RX, EPNUM_AUDIO_OUT, CFG_TUD_AUDIO_FUNC_1_EP_OUT_SZ_MAX, EPNUM_AUDIO_FB | 0x80, 3), + TUD_AUDIO20_SPEAKER_STEREO_FB_DESCRIPTOR(0, 4, CFG_TUD_AUDIO_FUNC_1_N_BYTES_PER_SAMPLE_RX, CFG_TUD_AUDIO_FUNC_1_RESOLUTION_RX, EPNUM_AUDIO_OUT, CFG_TUD_AUDIO_FUNC_1_EP_OUT_SZ_MAX, EPNUM_AUDIO_FB | 0x80, 3), #if CFG_AUDIO_DEBUG // Interface number, string index, protocol, report descriptor len, EP In address, size & polling interval diff --git a/examples/device/uac2_speaker_fb/src/usb_descriptors.h b/examples/device/uac2_speaker_fb/src/usb_descriptors.h index 005aebeef..f71411dcf 100644 --- a/examples/device/uac2_speaker_fb/src/usb_descriptors.h +++ b/examples/device/uac2_speaker_fb/src/usb_descriptors.h @@ -26,57 +26,108 @@ #ifndef _USB_DESCRIPTORS_H_ #define _USB_DESCRIPTORS_H_ -// Defined in TUD_AUDIO_SPEAKER_STEREO_FB_DESCRIPTOR +// Defined in TUD_AUDIO20_SPEAKER_STEREO_FB_DESCRIPTOR #define UAC2_ENTITY_CLOCK 0x04 #define UAC2_ENTITY_INPUT_TERMINAL 0x01 #define UAC2_ENTITY_FEATURE_UNIT 0x02 #define UAC2_ENTITY_OUTPUT_TERMINAL 0x03 -#define TUD_AUDIO_SPEAKER_STEREO_FB_DESC_LEN (TUD_AUDIO_DESC_IAD_LEN\ - + TUD_AUDIO_DESC_STD_AC_LEN\ - + TUD_AUDIO_DESC_CS_AC_LEN\ - + TUD_AUDIO_DESC_CLK_SRC_LEN\ - + TUD_AUDIO_DESC_INPUT_TERM_LEN\ - + TUD_AUDIO_DESC_OUTPUT_TERM_LEN\ - + TUD_AUDIO_DESC_FEATURE_UNIT_TWO_CHANNEL_LEN\ - + TUD_AUDIO_DESC_STD_AS_INT_LEN\ - + TUD_AUDIO_DESC_STD_AS_INT_LEN\ - + TUD_AUDIO_DESC_CS_AS_INT_LEN\ - + TUD_AUDIO_DESC_TYPE_I_FORMAT_LEN\ - + TUD_AUDIO_DESC_STD_AS_ISO_EP_LEN\ - + TUD_AUDIO_DESC_CS_AS_ISO_EP_LEN\ - + TUD_AUDIO_DESC_STD_AS_ISO_FB_EP_LEN) +#define TUD_AUDIO20_SPEAKER_STEREO_FB_DESC_LEN (TUD_AUDIO20_DESC_IAD_LEN\ + + TUD_AUDIO20_DESC_STD_AC_LEN\ + + TUD_AUDIO20_DESC_CS_AC_LEN\ + + TUD_AUDIO20_DESC_CLK_SRC_LEN\ + + TUD_AUDIO20_DESC_INPUT_TERM_LEN\ + + TUD_AUDIO20_DESC_OUTPUT_TERM_LEN\ + + TUD_AUDIO20_DESC_FEATURE_UNIT_LEN(2)\ + + TUD_AUDIO20_DESC_STD_AS_LEN\ + + TUD_AUDIO20_DESC_STD_AS_LEN\ + + TUD_AUDIO20_DESC_CS_AS_INT_LEN\ + + TUD_AUDIO20_DESC_TYPE_I_FORMAT_LEN\ + + TUD_AUDIO20_DESC_STD_AS_ISO_EP_LEN\ + + TUD_AUDIO20_DESC_CS_AS_ISO_EP_LEN\ + + TUD_AUDIO20_DESC_STD_AS_ISO_FB_EP_LEN) -#define TUD_AUDIO_SPEAKER_STEREO_FB_DESCRIPTOR(_itfnum, _stridx, _nBytesPerSample, _nBitsUsedPerSample, _epout, _epoutsize, _epfb, _epfbsize) \ +#define TUD_AUDIO20_SPEAKER_STEREO_FB_DESCRIPTOR(_itfnum, _stridx, _nBytesPerSample, _nBitsUsedPerSample, _epout, _epoutsize, _epfb, _epfbsize) \ /* Standard Interface Association Descriptor (IAD) */\ - TUD_AUDIO_DESC_IAD(/*_firstitf*/ _itfnum, /*_nitfs*/ 0x02, /*_stridx*/ 0x00),\ + TUD_AUDIO20_DESC_IAD(/*_firstitf*/ _itfnum, /*_nitfs*/ 0x02, /*_stridx*/ 0x00),\ /* Standard AC Interface Descriptor(4.7.1) */\ - TUD_AUDIO_DESC_STD_AC(/*_itfnum*/ _itfnum, /*_nEPs*/ 0x00, /*_stridx*/ _stridx),\ + TUD_AUDIO20_DESC_STD_AC(/*_itfnum*/ _itfnum, /*_nEPs*/ 0x00, /*_stridx*/ _stridx),\ /* Class-Specific AC Interface Header Descriptor(4.7.2) */\ - TUD_AUDIO_DESC_CS_AC(/*_bcdADC*/ 0x0200, /*_category*/ AUDIO20_FUNC_DESKTOP_SPEAKER, /*_totallen*/ TUD_AUDIO_DESC_CLK_SRC_LEN+TUD_AUDIO_DESC_INPUT_TERM_LEN+TUD_AUDIO_DESC_OUTPUT_TERM_LEN+TUD_AUDIO_DESC_FEATURE_UNIT_TWO_CHANNEL_LEN, /*_ctrl*/ AUDIO20_CS_AS_INTERFACE_CTRL_LATENCY_POS),\ + TUD_AUDIO20_DESC_CS_AC(/*_bcdADC*/ 0x0200, /*_category*/ AUDIO20_FUNC_DESKTOP_SPEAKER, /*_totallen*/ TUD_AUDIO20_DESC_CLK_SRC_LEN+TUD_AUDIO20_DESC_INPUT_TERM_LEN+TUD_AUDIO20_DESC_OUTPUT_TERM_LEN+TUD_AUDIO20_DESC_FEATURE_UNIT_LEN(2), /*_ctrl*/ AUDIO20_CS_AS_INTERFACE_CTRL_LATENCY_POS),\ /* Clock Source Descriptor(4.7.2.1) */\ - TUD_AUDIO_DESC_CLK_SRC(/*_clkid*/ 0x04, /*_attr*/ AUDIO20_CLOCK_SOURCE_ATT_INT_PRO_CLK, /*_ctrl*/ (AUDIO20_CTRL_RW << AUDIO20_CLOCK_SOURCE_CTRL_CLK_FRQ_POS), /*_assocTerm*/ 0x01, /*_stridx*/ 0x00),\ + TUD_AUDIO20_DESC_CLK_SRC(/*_clkid*/ 0x04, /*_attr*/ AUDIO20_CLOCK_SOURCE_ATT_INT_PRO_CLK, /*_ctrl*/ (AUDIO20_CTRL_RW << AUDIO20_CLOCK_SOURCE_CTRL_CLK_FRQ_POS), /*_assocTerm*/ 0x01, /*_stridx*/ 0x00),\ /* Input Terminal Descriptor(4.7.2.4) */\ - TUD_AUDIO_DESC_INPUT_TERM(/*_termid*/ 0x01, /*_termtype*/ AUDIO20_TERM_TYPE_USB_STREAMING, /*_assocTerm*/ 0x00, /*_clkid*/ 0x04, /*_nchannelslogical*/ 0x02, /*_channelcfg*/ AUDIO20_CHANNEL_CONFIG_NON_PREDEFINED, /*_idxchannelnames*/ 0x00, /*_ctrl*/ 0 * (AUDIO20_CTRL_R << AUDIO20_IN_TERM_CTRL_CONNECTOR_POS), /*_stridx*/ 0x00),\ + TUD_AUDIO20_DESC_INPUT_TERM(/*_termid*/ 0x01, /*_termtype*/ AUDIO_TERM_TYPE_USB_STREAMING, /*_assocTerm*/ 0x00, /*_clkid*/ 0x04, /*_nchannelslogical*/ 0x02, /*_channelcfg*/ AUDIO20_CHANNEL_CONFIG_NON_PREDEFINED, /*_idxchannelnames*/ 0x00, /*_ctrl*/ 0 * (AUDIO20_CTRL_R << AUDIO20_IN_TERM_CTRL_CONNECTOR_POS), /*_stridx*/ 0x00),\ /* Output Terminal Descriptor(4.7.2.5) */\ - TUD_AUDIO_DESC_OUTPUT_TERM(/*_termid*/ 0x03, /*_termtype*/ AUDIO20_TERM_TYPE_OUT_DESKTOP_SPEAKER, /*_assocTerm*/ 0x01, /*_srcid*/ 0x02, /*_clkid*/ 0x04, /*_ctrl*/ 0x0000, /*_stridx*/ 0x00),\ + TUD_AUDIO20_DESC_OUTPUT_TERM(/*_termid*/ 0x03, /*_termtype*/ AUDIO_TERM_TYPE_OUT_DESKTOP_SPEAKER, /*_assocTerm*/ 0x01, /*_srcid*/ 0x02, /*_clkid*/ 0x04, /*_ctrl*/ 0x0000, /*_stridx*/ 0x00),\ /* Feature Unit Descriptor(4.7.2.8) */\ - TUD_AUDIO_DESC_FEATURE_UNIT_TWO_CHANNEL(/*_unitid*/ 0x02, /*_srcid*/ 0x01, /*_ctrlch0master*/ AUDIO20_CTRL_RW << AUDIO20_FEATURE_UNIT_CTRL_MUTE_POS | AUDIO20_CTRL_RW << AUDIO20_FEATURE_UNIT_CTRL_VOLUME_POS, /*_ctrlch1*/ AUDIO20_CTRL_RW << AUDIO20_FEATURE_UNIT_CTRL_MUTE_POS | AUDIO20_CTRL_RW << AUDIO20_FEATURE_UNIT_CTRL_VOLUME_POS, /*_ctrlch2*/ AUDIO20_CTRL_RW << AUDIO20_FEATURE_UNIT_CTRL_MUTE_POS | AUDIO20_CTRL_RW << AUDIO20_FEATURE_UNIT_CTRL_VOLUME_POS,/*_stridx*/ 0x00),\ + TUD_AUDIO20_DESC_FEATURE_UNIT(/*_unitid*/ 0x02, /*_srcid*/ 0x01, /*_stridx*/ 0x00, /*_ctrlch0master*/ AUDIO20_CTRL_RW << AUDIO20_FEATURE_UNIT_CTRL_MUTE_POS | AUDIO20_CTRL_RW << AUDIO20_FEATURE_UNIT_CTRL_VOLUME_POS, /*_ctrlch1*/ AUDIO20_CTRL_RW << AUDIO20_FEATURE_UNIT_CTRL_MUTE_POS | AUDIO20_CTRL_RW << AUDIO20_FEATURE_UNIT_CTRL_VOLUME_POS, /*_ctrlch2*/ AUDIO20_CTRL_RW << AUDIO20_FEATURE_UNIT_CTRL_MUTE_POS | AUDIO20_CTRL_RW << AUDIO20_FEATURE_UNIT_CTRL_VOLUME_POS),\ /* Standard AS Interface Descriptor(4.9.1) */\ /* Interface 1, Alternate 0 - default alternate setting with 0 bandwidth */\ - TUD_AUDIO_DESC_STD_AS_INT(/*_itfnum*/ (uint8_t)((_itfnum) + 1), /*_altset*/ 0x00, /*_nEPs*/ 0x00, /*_stridx*/ 0x00),\ + TUD_AUDIO20_DESC_STD_AS_INT(/*_itfnum*/ (uint8_t)((_itfnum) + 1), /*_altset*/ 0x00, /*_nEPs*/ 0x00, /*_stridx*/ 0x00),\ /* Standard AS Interface Descriptor(4.9.1) */\ /* Interface 1, Alternate 1 - alternate interface for data streaming */\ - TUD_AUDIO_DESC_STD_AS_INT(/*_itfnum*/ (uint8_t)((_itfnum) + 1), /*_altset*/ 0x01, /*_nEPs*/ 0x02, /*_stridx*/ 0x00),\ + TUD_AUDIO20_DESC_STD_AS_INT(/*_itfnum*/ (uint8_t)((_itfnum) + 1), /*_altset*/ 0x01, /*_nEPs*/ 0x02, /*_stridx*/ 0x00),\ /* Class-Specific AS Interface Descriptor(4.9.2) */\ - TUD_AUDIO_DESC_CS_AS_INT(/*_termid*/ 0x01, /*_ctrl*/ AUDIO20_CTRL_NONE, /*_formattype*/ AUDIO20_FORMAT_TYPE_I, /*_formats*/ AUDIO20_DATA_FORMAT_TYPE_I_PCM, /*_nchannelsphysical*/ 0x02, /*_channelcfg*/ AUDIO20_CHANNEL_CONFIG_NON_PREDEFINED, /*_stridx*/ 0x00),\ + TUD_AUDIO20_DESC_CS_AS_INT(/*_termid*/ 0x01, /*_ctrl*/ AUDIO20_CTRL_NONE, /*_formattype*/ AUDIO20_FORMAT_TYPE_I, /*_formats*/ AUDIO20_DATA_FORMAT_TYPE_I_PCM, /*_nchannelsphysical*/ 0x02, /*_channelcfg*/ AUDIO20_CHANNEL_CONFIG_NON_PREDEFINED, /*_stridx*/ 0x00),\ /* Type I Format Type Descriptor(2.3.1.6 - Audio Formats) */\ - TUD_AUDIO_DESC_TYPE_I_FORMAT(_nBytesPerSample, _nBitsUsedPerSample),\ + TUD_AUDIO20_DESC_TYPE_I_FORMAT(_nBytesPerSample, _nBitsUsedPerSample),\ /* Standard AS Isochronous Audio Data Endpoint Descriptor(4.10.1.1) */\ - TUD_AUDIO_DESC_STD_AS_ISO_EP(/*_ep*/ _epout, /*_attr*/ (uint8_t) ((uint8_t)TUSB_XFER_ISOCHRONOUS | (uint8_t)TUSB_ISO_EP_ATT_ASYNCHRONOUS | (uint8_t)TUSB_ISO_EP_ATT_DATA), /*_maxEPsize*/ _epoutsize, /*_interval*/ 0x01),\ + TUD_AUDIO20_DESC_STD_AS_ISO_EP(/*_ep*/ _epout, /*_attr*/ (uint8_t) ((uint8_t)TUSB_XFER_ISOCHRONOUS | (uint8_t)TUSB_ISO_EP_ATT_ASYNCHRONOUS | (uint8_t)TUSB_ISO_EP_ATT_DATA), /*_maxEPsize*/ _epoutsize, /*_interval*/ 0x01),\ /* Class-Specific AS Isochronous Audio Data Endpoint Descriptor(4.10.1.2) */\ - TUD_AUDIO_DESC_CS_AS_ISO_EP(/*_attr*/ AUDIO20_CS_AS_ISO_DATA_EP_ATT_NON_MAX_PACKETS_OK, /*_ctrl*/ AUDIO20_CTRL_NONE, /*_lockdelayunit*/ AUDIO20_CS_AS_ISO_DATA_EP_LOCK_DELAY_UNIT_MILLISEC, /*_lockdelay*/ 0x0001),\ + TUD_AUDIO20_DESC_CS_AS_ISO_EP(/*_attr*/ AUDIO20_CS_AS_ISO_DATA_EP_ATT_NON_MAX_PACKETS_OK, /*_ctrl*/ AUDIO20_CTRL_NONE, /*_lockdelayunit*/ AUDIO20_CS_AS_ISO_DATA_EP_LOCK_DELAY_UNIT_MILLISEC, /*_lockdelay*/ 0x0001),\ /* Standard AS Isochronous Feedback Endpoint Descriptor(4.10.2.1) */\ - TUD_AUDIO_DESC_STD_AS_ISO_FB_EP(/*_ep*/ _epfb, /*_epsize*/ _epfbsize, /*_interval*/ TUD_OPT_HIGH_SPEED ? 4 : 1)\ + TUD_AUDIO20_DESC_STD_AS_ISO_FB_EP(/*_ep*/ _epfb, /*_epsize*/ _epfbsize, /*_interval*/ TUD_OPT_HIGH_SPEED ? 4 : 1) + +//--------------------------------------------------------------------+ +// UAC1 DESCRIPTOR TEMPLATES +//--------------------------------------------------------------------+ + +// Defined in TUD_AUDIO10_SPEAKER_STEREO_FB_DESCRIPTOR +#define UAC1_ENTITY_INPUT_TERMINAL 0x01 +#define UAC1_ENTITY_FEATURE_UNIT 0x02 +#define UAC1_ENTITY_OUTPUT_TERMINAL 0x03 + +#define TUD_AUDIO10_SPEAKER_STEREO_FB_DESC_LEN(_nfreqs) (\ + + TUD_AUDIO_DESC_STD_AC_LEN\ + + TUD_AUDIO10_DESC_CS_AC_LEN(1)\ + + TUD_AUDIO10_DESC_INPUT_TERM_LEN\ + + TUD_AUDIO10_DESC_OUTPUT_TERM_LEN\ + + TUD_AUDIO10_DESC_FEATURE_UNIT_LEN(2)\ + + TUD_AUDIO20_DESC_STD_AS_LEN\ + + TUD_AUDIO20_DESC_STD_AS_LEN\ + + TUD_AUDIO10_DESC_CS_AS_INT_LEN\ + + TUD_AUDIO10_DESC_TYPE_I_FORMAT_LEN(_nfreqs)\ + + TUD_AUDIO10_DESC_STD_AS_ISO_EP_LEN\ + + TUD_AUDIO10_DESC_CS_AS_ISO_EP_LEN\ + + TUD_AUDIO10_DESC_STD_AS_ISO_SYNC_EP_LEN) + +#define TUD_AUDIO10_SPEAKER_STEREO_FB_DESCRIPTOR(_itfnum, _stridx, _nBytesPerSample, _nBitsUsedPerSample, _epout, _epoutsize, _epfb, ...) \ + /* Standard AC Interface Descriptor(4.3.1) */\ + TUD_AUDIO10_DESC_STD_AC(/*_itfnum*/ _itfnum, /*_nEPs*/ 0x00, /*_stridx*/ _stridx),\ + /* Class-Specific AC Interface Header Descriptor(4.3.2) */\ + TUD_AUDIO10_DESC_CS_AC(/*_bcdADC*/ 0x0100, /*_totallen*/ (TUD_AUDIO10_DESC_INPUT_TERM_LEN+TUD_AUDIO10_DESC_OUTPUT_TERM_LEN+TUD_AUDIO10_DESC_FEATURE_UNIT_LEN(2)), /*_itf*/ ((_itfnum)+1)),\ + /* Input Terminal Descriptor(4.3.2.1) */\ + TUD_AUDIO10_DESC_INPUT_TERM(/*_termid*/ 0x01, /*_termtype*/ AUDIO_TERM_TYPE_USB_STREAMING, /*_assocTerm*/ 0x00, /*_nchannels*/ 0x02, /*_channelcfg*/ AUDIO10_CHANNEL_CONFIG_LEFT_FRONT | AUDIO10_CHANNEL_CONFIG_RIGHT_FRONT, /*_idxchannelnames*/ 0x00, /*_stridx*/ 0x00),\ + /* Output Terminal Descriptor(4.3.2.2) */\ + TUD_AUDIO10_DESC_OUTPUT_TERM(/*_termid*/ 0x03, /*_termtype*/ AUDIO_TERM_TYPE_OUT_DESKTOP_SPEAKER, /*_assocTerm*/ 0x00, /*_srcid*/ 0x02, /*_stridx*/ 0x00),\ + /* Feature Unit Descriptor(4.3.2.5) */\ + TUD_AUDIO10_DESC_FEATURE_UNIT(/*_unitid*/ 0x02, /*_srcid*/ 0x01, /*_stridx*/ 0x00, /*_ctrlmaster*/ (AUDIO10_FU_CONTROL_BM_MUTE | AUDIO10_FU_CONTROL_BM_VOLUME), /*_ctrlch1*/ (AUDIO10_FU_CONTROL_BM_MUTE | AUDIO10_FU_CONTROL_BM_VOLUME), /*_ctrlch2*/ (AUDIO10_FU_CONTROL_BM_MUTE | AUDIO10_FU_CONTROL_BM_VOLUME)),\ + /* Standard AS Interface Descriptor(4.5.1) */\ + /* Interface 1, Alternate 0 - default alternate setting with 0 bandwidth */\ + TUD_AUDIO10_DESC_STD_AS_INT(/*_itfnum*/ (uint8_t)((_itfnum)+1), /*_altset*/ 0x00, /*_nEPs*/ 0x00, /*_stridx*/ 0x00),\ + /* Standard AS Interface Descriptor(4.5.1) */\ + /* Interface 1, Alternate 1 - alternate interface for data streaming */\ + TUD_AUDIO10_DESC_STD_AS_INT(/*_itfnum*/ (uint8_t)((_itfnum)+1), /*_altset*/ 0x01, /*_nEPs*/ 0x02, /*_stridx*/ 0x00),\ + /* Class-Specific AS Interface Descriptor(4.5.2) */\ + TUD_AUDIO10_DESC_CS_AS_INT(/*_termid*/ 0x01, /*_delay*/ 0x00, /*_formattype*/ AUDIO10_DATA_FORMAT_TYPE_I_PCM),\ + /* Type I Format Type Descriptor(2.2.5) */\ + TUD_AUDIO10_DESC_TYPE_I_FORMAT(/*_nrchannels*/ 0x02, /*_subframesize*/ _nBytesPerSample, /*_bitresolution*/ _nBitsUsedPerSample, /*_freqs*/ __VA_ARGS__),\ + /* Standard AS Isochronous Audio Data Endpoint Descriptor(4.6.1.1) */\ + TUD_AUDIO10_DESC_STD_AS_ISO_EP(/*_ep*/ _epout, /*_attr*/ (uint8_t) ((uint8_t)TUSB_XFER_ISOCHRONOUS | (uint8_t)TUSB_ISO_EP_ATT_ASYNCHRONOUS | (uint8_t)TUSB_ISO_EP_ATT_DATA), /*_maxEPsize*/ _epoutsize, /*_interval*/ 0x01, /*_sync_ep*/ _epfb),\ + /* Class-Specific AS Isochronous Audio Data Endpoint Descriptor(4.6.1.2) */\ + TUD_AUDIO10_DESC_CS_AS_ISO_EP(/*_attr*/ AUDIO10_CS_AS_ISO_DATA_EP_ATT_SAMPLING_FRQ, /*_lockdelayunits*/ AUDIO10_CS_AS_ISO_DATA_EP_LOCK_DELAY_UNIT_MILLISEC, /*_lockdelay*/ 0x0001),\ + /* Standard AS Isochronous Synch Endpoint Descriptor (4.6.2.1) */\ + TUD_AUDIO10_DESC_STD_AS_ISO_SYNC_EP(/*_ep*/ _epfb, /*_bRefresh*/ 4) #endif diff --git a/src/class/audio/audio.h b/src/class/audio/audio.h index 7c4c85306..ecc7b9427 100644 --- a/src/class/audio/audio.h +++ b/src/class/audio/audio.h @@ -44,425 +44,472 @@ extern "C" { //--------------------------------------------------------------------+ /// A.2 - Audio Function Subclass Codes -typedef enum -{ +typedef enum { AUDIO_FUNCTION_SUBCLASS_UNDEFINED = 0x00, } audio_function_subclass_type_t; /// A.3 - Audio Function Protocol Codes -typedef enum -{ - AUDIO_FUNC_PROTOCOL_CODE_UNDEF = 0x00, - AUDIO_FUNC_PROTOCOL_CODE_V1 = 0x00, ///< Version 1.0 - same as undefined for backward compatibility - AUDIO_FUNC_PROTOCOL_CODE_V2 = 0x20, ///< Version 2.0 +typedef enum { + AUDIO_FUNC_PROTOCOL_CODE_UNDEF = 0x00, + AUDIO_FUNC_PROTOCOL_CODE_V1 = 0x00,///< Version 1.0 - same as undefined for backward compatibility + AUDIO_FUNC_PROTOCOL_CODE_V2 = 0x20,///< Version 2.0 } audio_function_protocol_code_t; /// A.5 - Audio Interface Subclass Codes -typedef enum -{ +typedef enum { AUDIO_SUBCLASS_UNDEFINED = 0x00, - AUDIO_SUBCLASS_CONTROL , ///< Audio Control - AUDIO_SUBCLASS_STREAMING , ///< Audio Streaming - AUDIO_SUBCLASS_MIDI_STREAMING , ///< MIDI Streaming + AUDIO_SUBCLASS_CONTROL, ///< Audio Control + AUDIO_SUBCLASS_STREAMING, ///< Audio Streaming + AUDIO_SUBCLASS_MIDI_STREAMING,///< MIDI Streaming } audio_subclass_type_t; /// A.6 - Audio Interface Protocol Codes -typedef enum -{ - AUDIO_INT_PROTOCOL_CODE_UNDEF = 0x00, - AUDIO_INT_PROTOCOL_CODE_V1 = 0x00, ///< Version 1.0 - same as undefined for backward compatibility - AUDIO_INT_PROTOCOL_CODE_V2 = 0x20, ///< Version 2.0 +typedef enum { + AUDIO_INT_PROTOCOL_CODE_UNDEF = 0x00, + AUDIO_INT_PROTOCOL_CODE_V1 = 0x00,///< Version 1.0 - same as undefined for backward compatibility + AUDIO_INT_PROTOCOL_CODE_V2 = 0x20,///< Version 2.0 } audio_interface_protocol_code_t; +/// Terminal Types + +/// 2.1 - Audio Class-Terminal Types +typedef enum { + AUDIO_TERM_TYPE_USB_UNDEFINED = 0x0100, + AUDIO_TERM_TYPE_USB_STREAMING = 0x0101, + AUDIO_TERM_TYPE_USB_VENDOR_SPEC = 0x01FF, +} audio_terminal_type_t; + +/// 2.2 - Audio Class-Input Terminal Types +typedef enum { + AUDIO_TERM_TYPE_IN_UNDEFINED = 0x0200, + AUDIO_TERM_TYPE_IN_GENERIC_MIC = 0x0201, + AUDIO_TERM_TYPE_IN_DESKTOP_MIC = 0x0202, + AUDIO_TERM_TYPE_IN_PERSONAL_MIC = 0x0203, + AUDIO_TERM_TYPE_IN_OMNI_MIC = 0x0204, + AUDIO_TERM_TYPE_IN_ARRAY_MIC = 0x0205, + AUDIO_TERM_TYPE_IN_PROC_ARRAY_MIC = 0x0206, +} audio_terminal_input_type_t; + +/// 2.3 - Audio Class-Output Terminal Types +typedef enum { + AUDIO_TERM_TYPE_OUT_UNDEFINED = 0x0300, + AUDIO_TERM_TYPE_OUT_GENERIC_SPEAKER = 0x0301, + AUDIO_TERM_TYPE_OUT_HEADPHONES = 0x0302, + AUDIO_TERM_TYPE_OUT_HEAD_MNT_DISP_AUIDO = 0x0303, + AUDIO_TERM_TYPE_OUT_DESKTOP_SPEAKER = 0x0304, + AUDIO_TERM_TYPE_OUT_ROOM_SPEAKER = 0x0305, + AUDIO_TERM_TYPE_OUT_COMMUNICATION_SPEAKER = 0x0306, + AUDIO_TERM_TYPE_OUT_LOW_FRQ_EFFECTS_SPEAKER = 0x0307, +} audio_terminal_output_type_t; + +/// Rest is yet to be implemented + //--------------------------------------------------------------------+ // USB AUDIO CLASS 1.0 (UAC1) DEFINITIONS //--------------------------------------------------------------------+ -/// A.4 - Audio Class-Specific AC Interface Descriptor Subtypes UAC1 -typedef enum -{ +/// A.5 - Audio Class-Specific AC Interface Descriptor Subtypes UAC1 +typedef enum { AUDIO10_CS_AC_INTERFACE_AC_DESCRIPTOR_UNDEF = 0x00, - AUDIO10_CS_AC_INTERFACE_HEADER = 0x01, - AUDIO10_CS_AC_INTERFACE_INPUT_TERMINAL = 0x02, - AUDIO10_CS_AC_INTERFACE_OUTPUT_TERMINAL = 0x03, - AUDIO10_CS_AC_INTERFACE_MIXER_UNIT = 0x04, - AUDIO10_CS_AC_INTERFACE_SELECTOR_UNIT = 0x05, - AUDIO10_CS_AC_INTERFACE_FEATURE_UNIT = 0x06, - AUDIO10_CS_AC_INTERFACE_PROCESSING_UNIT = 0x07, - AUDIO10_CS_AC_INTERFACE_EXTENSION_UNIT = 0x08, + AUDIO10_CS_AC_INTERFACE_HEADER = 0x01, + AUDIO10_CS_AC_INTERFACE_INPUT_TERMINAL = 0x02, + AUDIO10_CS_AC_INTERFACE_OUTPUT_TERMINAL = 0x03, + AUDIO10_CS_AC_INTERFACE_MIXER_UNIT = 0x04, + AUDIO10_CS_AC_INTERFACE_SELECTOR_UNIT = 0x05, + AUDIO10_CS_AC_INTERFACE_FEATURE_UNIT = 0x06, + AUDIO10_CS_AC_INTERFACE_PROCESSING_UNIT = 0x07, + AUDIO10_CS_AC_INTERFACE_EXTENSION_UNIT = 0x08, } audio10_cs_ac_interface_subtype_t; -/// A.5 - Audio Class-Specific AS Interface Descriptor Subtypes UAC1 -typedef enum -{ +/// A.6 - Audio Class-Specific AS Interface Descriptor Subtypes UAC1 +typedef enum { AUDIO10_CS_AS_INTERFACE_AS_DESCRIPTOR_UNDEF = 0x00, - AUDIO10_CS_AS_INTERFACE_AS_GENERAL = 0x01, - AUDIO10_CS_AS_INTERFACE_FORMAT_TYPE = 0x02, + AUDIO10_CS_AS_INTERFACE_AS_GENERAL = 0x01, + AUDIO10_CS_AS_INTERFACE_FORMAT_TYPE = 0x02, } audio10_cs_as_interface_subtype_t; -/// A.6 - Audio Class-Specific EP Descriptor Subtypes UAC1 -typedef enum -{ - AUDIO10_CS_EP_SUBTYPE_UNDEF = 0x00, - AUDIO10_CS_EP_SUBTYPE_GENERAL = 0x01, +/// A.8 - Audio Class-Specific EP Descriptor Subtypes UAC1 +typedef enum { + AUDIO10_CS_EP_SUBTYPE_UNDEF = 0x00, + AUDIO10_CS_EP_SUBTYPE_GENERAL = 0x01, } audio10_cs_ep_subtype_t; -/// A.7 - Audio Class-Specific Request Codes UAC1 -typedef enum -{ - AUDIO10_CS_REQ_UNDEF = 0x00, - AUDIO10_CS_REQ_SET_CUR = 0x01, - AUDIO10_CS_REQ_GET_CUR = 0x81, - AUDIO10_CS_REQ_SET_MIN = 0x02, - AUDIO10_CS_REQ_GET_MIN = 0x82, - AUDIO10_CS_REQ_SET_MAX = 0x03, - AUDIO10_CS_REQ_GET_MAX = 0x83, - AUDIO10_CS_REQ_SET_RES = 0x04, - AUDIO10_CS_REQ_GET_RES = 0x84, - AUDIO10_CS_REQ_SET_MEM = 0x05, - AUDIO10_CS_REQ_GET_MEM = 0x85, - AUDIO10_CS_REQ_GET_STAT = 0xFF, +/// A.9 - Audio Class-Specific Request Codes UAC1 +typedef enum { + AUDIO10_CS_REQ_UNDEF = 0x00, + AUDIO10_CS_REQ_SET_CUR = 0x01, + AUDIO10_CS_REQ_GET_CUR = 0x81, + AUDIO10_CS_REQ_SET_MIN = 0x02, + AUDIO10_CS_REQ_GET_MIN = 0x82, + AUDIO10_CS_REQ_SET_MAX = 0x03, + AUDIO10_CS_REQ_GET_MAX = 0x83, + AUDIO10_CS_REQ_SET_RES = 0x04, + AUDIO10_CS_REQ_GET_RES = 0x84, + AUDIO10_CS_REQ_SET_MEM = 0x05, + AUDIO10_CS_REQ_GET_MEM = 0x85, + AUDIO10_CS_REQ_GET_STAT = 0xFF, } audio10_cs_req_t; -/// A.9.1 - Terminal Control Selectors UAC1 -typedef enum -{ - AUDIO10_TE_CTRL_UNDEF = 0x00, - AUDIO10_TE_CTRL_COPY_PROTECT = 0x01, +/// A.10.1 - Terminal Control Selectors UAC1 +typedef enum { + AUDIO10_TE_CTRL_UNDEF = 0x00, + AUDIO10_TE_CTRL_COPY_PROTECT = 0x01, } audio10_terminal_control_selector_t; -/// A.9.2 - Feature Unit Control Selectors UAC1 -typedef enum -{ - AUDIO10_FU_CTRL_UNDEF = 0x00, - AUDIO10_FU_CTRL_MUTE = 0x01, - AUDIO10_FU_CTRL_VOLUME = 0x02, - AUDIO10_FU_CTRL_BASS = 0x03, - AUDIO10_FU_CTRL_MID = 0x04, - AUDIO10_FU_CTRL_TREBLE = 0x05, - AUDIO10_FU_CTRL_GRAPHIC_EQUALIZER = 0x06, - AUDIO10_FU_CTRL_AGC = 0x07, - AUDIO10_FU_CTRL_DELAY = 0x08, - AUDIO10_FU_CTRL_BASS_BOOST = 0x09, - AUDIO10_FU_CTRL_LOUDNESS = 0x0A, +/// A.10.2 - Feature Unit Control Selectors UAC1 +typedef enum { + AUDIO10_FU_CTRL_UNDEF = 0x00, + AUDIO10_FU_CTRL_MUTE = 0x01, + AUDIO10_FU_CTRL_VOLUME = 0x02, + AUDIO10_FU_CTRL_BASS = 0x03, + AUDIO10_FU_CTRL_MID = 0x04, + AUDIO10_FU_CTRL_TREBLE = 0x05, + AUDIO10_FU_CTRL_GRAPHIC_EQUALIZER = 0x06, + AUDIO10_FU_CTRL_AGC = 0x07, + AUDIO10_FU_CTRL_DELAY = 0x08, + AUDIO10_FU_CTRL_BASS_BOOST = 0x09, + AUDIO10_FU_CTRL_LOUDNESS = 0x0A, } audio10_feature_unit_control_selector_t; -/// A.9.3 - Up/Down-mix Processing Unit Control Selectors UAC1 -typedef enum -{ - AUDIO10_UD_CTRL_UNDEF = 0x00, - AUDIO10_UD_CTRL_ENABLE = 0x01, - AUDIO10_UD_CTRL_MODE_SELECT = 0x02, +/// A.10.3.1 - Up/Down-mix Processing Unit Control Selectors UAC1 +typedef enum { + AUDIO10_UD_CTRL_UNDEF = 0x00, + AUDIO10_UD_CTRL_ENABLE = 0x01, + AUDIO10_UD_CTRL_MODE_SELECT = 0x02, } audio10_up_down_mix_control_selector_t; -/// A.9.4 - Dolby Prologic Processing Unit Control Selectors UAC1 -typedef enum -{ - AUDIO10_DP_CTRL_UNDEF = 0x00, - AUDIO10_DP_CTRL_ENABLE = 0x01, - AUDIO10_DP_CTRL_MODE_SELECT = 0x02, +/// A.10.3.2 - Dolby Prologic Processing Unit Control Selectors UAC1 +typedef enum { + AUDIO10_DP_CTRL_UNDEF = 0x00, + AUDIO10_DP_CTRL_ENABLE = 0x01, + AUDIO10_DP_CTRL_MODE_SELECT = 0x02, } audio10_dolby_prologic_control_selector_t; -/// A.9.5 - 3D Stereo Extender Processing Unit Control Selectors UAC1 -typedef enum -{ - AUDIO10_3D_CTRL_UNDEF = 0x00, - AUDIO10_3D_CTRL_ENABLE = 0x01, - AUDIO10_3D_CTRL_SPACIOUSNESS = 0x02, +/// A.10.3.3 - 3D Stereo Extender Processing Unit Control Selectors UAC1 +typedef enum { + AUDIO10_3D_CTRL_UNDEF = 0x00, + AUDIO10_3D_CTRL_ENABLE = 0x01, + AUDIO10_3D_CTRL_SPACIOUSNESS = 0x02, } audio10_3d_stereo_extender_control_selector_t; -/// A.9.6 - Reverberation Processing Unit Control Selectors UAC1 -typedef enum -{ - AUDIO10_RV_CTRL_UNDEF = 0x00, - AUDIO10_RV_CTRL_ENABLE = 0x01, - AUDIO10_RV_CTRL_REVERB_LEVEL = 0x02, - AUDIO10_RV_CTRL_REVERB_TIME = 0x03, - AUDIO10_RV_CTRL_REVERB_FEEDBACK = 0x04, +/// A.10.3.4 - Reverberation Processing Unit Control Selectors UAC1 +typedef enum { + AUDIO10_RV_CTRL_UNDEF = 0x00, + AUDIO10_RV_CTRL_ENABLE = 0x01, + AUDIO10_RV_CTRL_REVERB_LEVEL = 0x02, + AUDIO10_RV_CTRL_REVERB_TIME = 0x03, + AUDIO10_RV_CTRL_REVERB_FEEDBACK = 0x04, } audio10_reverberation_control_selector_t; -/// A.9.7 - Chorus Processing Unit Control Selectors UAC1 -typedef enum -{ - AUDIO10_CH_CTRL_UNDEF = 0x00, - AUDIO10_CH_CTRL_ENABLE = 0x01, - AUDIO10_CH_CTRL_CHORUS_LEVEL = 0x02, - AUDIO10_CH_CTRL_CHORUS_RATE = 0x03, - AUDIO10_CH_CTRL_CHORUS_DEPTH = 0x04, +/// A.10.3.5 - Chorus Processing Unit Control Selectors UAC1 +typedef enum { + AUDIO10_CH_CTRL_UNDEF = 0x00, + AUDIO10_CH_CTRL_ENABLE = 0x01, + AUDIO10_CH_CTRL_CHORUS_LEVEL = 0x02, + AUDIO10_CH_CTRL_CHORUS_RATE = 0x03, + AUDIO10_CH_CTRL_CHORUS_DEPTH = 0x04, } audio10_chorus_control_selector_t; -/// A.9.8 - Dynamic Range Compressor Processing Unit Control Selectors UAC1 -typedef enum -{ - AUDIO10_DR_CTRL_UNDEF = 0x00, - AUDIO10_DR_CTRL_ENABLE = 0x01, - AUDIO10_DR_CTRL_COMPRESSION_RATE = 0x02, - AUDIO10_DR_CTRL_MAXAMPL = 0x03, - AUDIO10_DR_CTRL_THRESHOLD = 0x04, - AUDIO10_DR_CTRL_ATTACK_TIME = 0x05, - AUDIO10_DR_CTRL_RELEASE_TIME = 0x06, +/// A.10.3.6 - Dynamic Range Compressor Processing Unit Control Selectors UAC1 +typedef enum { + AUDIO10_DR_CTRL_UNDEF = 0x00, + AUDIO10_DR_CTRL_ENABLE = 0x01, + AUDIO10_DR_CTRL_COMPRESSION_RATE = 0x02, + AUDIO10_DR_CTRL_MAXAMPL = 0x03, + AUDIO10_DR_CTRL_THRESHOLD = 0x04, + AUDIO10_DR_CTRL_ATTACK_TIME = 0x05, + AUDIO10_DR_CTRL_RELEASE_TIME = 0x06, } audio10_dynamic_range_compression_control_selector_t; -/// A.9.9 - Extension Unit Control Selectors UAC1 -typedef enum -{ - AUDIO10_XU_CTRL_UNDEF = 0x00, - AUDIO10_XU_CTRL_ENABLE = 0x01, +/// A.10.4 - Extension Unit Control Selectors UAC1 +typedef enum { + AUDIO10_XU_CTRL_UNDEF = 0x00, + AUDIO10_XU_CTRL_ENABLE = 0x01, } audio10_extension_unit_control_selector_t; -/// A.9.10 - Endpoint Control Selectors UAC1 -typedef enum -{ - AUDIO10_EP_CTRL_UNDEF = 0x00, - AUDIO10_EP_CTRL_SAMPLING_FREQ = 0x01, - AUDIO10_EP_CTRL_PITCH = 0x02, +/// A.10.5 - Endpoint Control Selectors UAC1 +typedef enum { + AUDIO10_EP_CTRL_UNDEF = 0x00, + AUDIO10_EP_CTRL_SAMPLING_FREQ = 0x01, + AUDIO10_EP_CTRL_PITCH = 0x02, } audio10_ep_control_selector_t; +/// Audio Class-Specific AS Isochronous Data EP Attributes UAC1 +typedef enum { + AUDIO10_CS_AS_ISO_DATA_EP_ATT_MAX_PACKETS_ONLY = 0x80, + AUDIO10_CS_AS_ISO_DATA_EP_ATT_NON_MAX_PACKETS_OK = 0x00, + AUDIO10_CS_AS_ISO_DATA_EP_ATT_SAMPLING_FRQ = 0x01, + AUDIO10_CS_AS_ISO_DATA_EP_ATT_PITCH = 0x02, +} audio10_cs_as_iso_data_ep_attribute_t; + +/// Audio Class-Specific AS Isochronous Data EP Lock Delay Units UAC1 +typedef enum { + AUDIO10_CS_AS_ISO_DATA_EP_LOCK_DELAY_UNIT_UNDEFINED = 0x00, + AUDIO10_CS_AS_ISO_DATA_EP_LOCK_DELAY_UNIT_MILLISEC = 0x01, + AUDIO10_CS_AS_ISO_DATA_EP_LOCK_DELAY_UNIT_PCM_SAMPLES = 0x02, +} audio10_cs_as_iso_data_ep_lock_delay_unit_t; + +/// Audio Class-Feature Unit Controls UAC1 +typedef enum { + AUDIO10_FU_CONTROL_BM_MUTE = 1 << 0, + AUDIO10_FU_CONTROL_BM_VOLUME = 1 << 1, + AUDIO10_FU_CONTROL_BM_BASS = 1 << 2, + AUDIO10_FU_CONTROL_BM_MID = 1 << 3, + AUDIO10_FU_CONTROL_BM_TREBLE = 1 << 4, + AUDIO10_FU_CONTROL_BM_GRAPHIC_EQUALIZER = 1 << 5, + AUDIO10_FU_CONTROL_BM_AGC = 1 << 6, + AUDIO10_FU_CONTROL_BM_DELAY = 1 << 7, + AUDIO10_FU_CONTROL_BM_BASS_BOOST = 1 << 8, + AUDIO10_FU_CONTROL_BM_LOUDNESS = 1 << 9, +} audio10_feature_unit_control_bitmap_t; + /// A.1 - Audio Class-Format Type Codes UAC1 -typedef enum -{ - AUDIO10_FORMAT_TYPE_UNDEFINED = 0x00, - AUDIO10_FORMAT_TYPE_I = 0x01, - AUDIO10_FORMAT_TYPE_II = 0x02, - AUDIO10_FORMAT_TYPE_III = 0x03, +typedef enum { + AUDIO10_FORMAT_TYPE_UNDEFINED = 0x00, + AUDIO10_FORMAT_TYPE_I = 0x01, + AUDIO10_FORMAT_TYPE_II = 0x02, + AUDIO10_FORMAT_TYPE_III = 0x03, } audio10_format_type_t; // A.1.1 - Audio Class-Audio Data Format Type I UAC1 -typedef enum -{ - AUDIO10_DATA_FORMAT_TYPE_I_PCM = 0x0001, - AUDIO10_DATA_FORMAT_TYPE_I_PCM8 = 0x0002, - AUDIO10_DATA_FORMAT_TYPE_I_IEEE_FLOAT = 0x0003, - AUDIO10_DATA_FORMAT_TYPE_I_ALAW = 0x0004, - AUDIO10_DATA_FORMAT_TYPE_I_MULAW = 0x0005, +typedef enum { + AUDIO10_DATA_FORMAT_TYPE_I_PCM = 0x0001, + AUDIO10_DATA_FORMAT_TYPE_I_PCM8 = 0x0002, + AUDIO10_DATA_FORMAT_TYPE_I_IEEE_FLOAT = 0x0003, + AUDIO10_DATA_FORMAT_TYPE_I_ALAW = 0x0004, + AUDIO10_DATA_FORMAT_TYPE_I_MULAW = 0x0005, } audio10_data_format_type_I_t; // A.1.2 - Audio Class-Audio Data Format Type II UAC1 -typedef enum -{ - AUDIO10_DATA_FORMAT_TYPE_II_MPEG = 0x1001, - AUDIO10_DATA_FORMAT_TYPE_II_AC3 = 0x1002, +typedef enum { + AUDIO10_DATA_FORMAT_TYPE_II_MPEG = 0x1001, + AUDIO10_DATA_FORMAT_TYPE_II_AC3 = 0x1002, } audio10_data_format_type_II_t; // A.1.3 - Audio Class-Audio Data Format Type III UAC1 -typedef enum -{ - AUDIO10_DATA_FORMAT_TYPE_III_IEC1937_AC3_1 = 0x2001, - AUDIO10_DATA_FORMAT_TYPE_III_IEC1937_MPEG1_L1_1 = 0x2002, - AUDIO10_DATA_FORMAT_TYPE_III_IEC1937_MPEG1_L23_1 = 0x2003, - AUDIO10_DATA_FORMAT_TYPE_III_IEC1937_MPEG2_EXT_1 = 0x2004, +typedef enum { + AUDIO10_DATA_FORMAT_TYPE_III_IEC1937_AC3_1 = 0x2001, + AUDIO10_DATA_FORMAT_TYPE_III_IEC1937_MPEG1_L1_1 = 0x2002, + AUDIO10_DATA_FORMAT_TYPE_III_IEC1937_MPEG1_L23_1 = 0x2003, + AUDIO10_DATA_FORMAT_TYPE_III_IEC1937_MPEG2_EXT_1 = 0x2004, AUDIO10_DATA_FORMAT_TYPE_III_IEC1937_MPEG2_L1_LS_1 = 0x2005, AUDIO10_DATA_FORMAT_TYPE_III_IEC1937_MPEG2_L23_LS_1 = 0x2006, } audio10_data_format_type_III_t; /// Audio Class-Audio Channel Configuration UAC1 (Table A-7) -typedef enum -{ - AUDIO10_CHANNEL_CONFIG_NON_PREDEFINED = 0x0000, - AUDIO10_CHANNEL_CONFIG_LEFT_FRONT = 0x0001, - AUDIO10_CHANNEL_CONFIG_RIGHT_FRONT = 0x0002, - AUDIO10_CHANNEL_CONFIG_CENTER_FRONT = 0x0004, - AUDIO10_CHANNEL_CONFIG_LOW_FRQ_EFFECTS = 0x0008, - AUDIO10_CHANNEL_CONFIG_LEFT_SURROUND = 0x0010, - AUDIO10_CHANNEL_CONFIG_RIGHT_SURROUND = 0x0020, - AUDIO10_CHANNEL_CONFIG_LEFT_OF_CENTER = 0x0040, - AUDIO10_CHANNEL_CONFIG_RIGHT_OF_CENTER = 0x0080, - AUDIO10_CHANNEL_CONFIG_SURROUND = 0x0100, - AUDIO10_CHANNEL_CONFIG_SIDE_LEFT = 0x0200, - AUDIO10_CHANNEL_CONFIG_SIDE_RIGHT = 0x0400, - AUDIO10_CHANNEL_CONFIG_TOP = 0x0800, +typedef enum { + AUDIO10_CHANNEL_CONFIG_NON_PREDEFINED = 0x0000, + AUDIO10_CHANNEL_CONFIG_LEFT_FRONT = 0x0001, + AUDIO10_CHANNEL_CONFIG_RIGHT_FRONT = 0x0002, + AUDIO10_CHANNEL_CONFIG_CENTER_FRONT = 0x0004, + AUDIO10_CHANNEL_CONFIG_LOW_FRQ_EFFECTS = 0x0008, + AUDIO10_CHANNEL_CONFIG_LEFT_SURROUND = 0x0010, + AUDIO10_CHANNEL_CONFIG_RIGHT_SURROUND = 0x0020, + AUDIO10_CHANNEL_CONFIG_LEFT_OF_CENTER = 0x0040, + AUDIO10_CHANNEL_CONFIG_RIGHT_OF_CENTER = 0x0080, + AUDIO10_CHANNEL_CONFIG_SURROUND = 0x0100, + AUDIO10_CHANNEL_CONFIG_SIDE_LEFT = 0x0200, + AUDIO10_CHANNEL_CONFIG_SIDE_RIGHT = 0x0400, + AUDIO10_CHANNEL_CONFIG_TOP = 0x0800, } audio10_channel_config_t; -//--------------------------------------------------------------------+ -// USB AUDIO CLASS 1.0 (UAC1) DESCRIPTORS -//--------------------------------------------------------------------+ + //--------------------------------------------------------------------+ + // USB AUDIO CLASS 1.0 (UAC1) DESCRIPTORS + //--------------------------------------------------------------------+ -/// AUDIO Class-Specific AC Interface Header Descriptor UAC1 (4.3.2) -#define audio10_desc_cs_ac_interface_n_t(numInterfaces) \ - struct TU_ATTR_PACKED { \ - uint8_t bLength ; /* Size of this descriptor in bytes: 8+n. */\ - uint8_t bDescriptorType ; /* Descriptor Type. Value: TUSB_DESC_CS_INTERFACE. */\ - uint8_t bDescriptorSubType ; /* Descriptor SubType. Value: AUDIO10_CS_AC_INTERFACE_HEADER. */\ - uint16_t bcdADC ; /* Audio Device Class Specification Release Number in Binary-Coded Decimal. Value: 0x0100 for UAC1. */\ - uint16_t wTotalLength ; /* Total number of bytes returned for the class-specific AudioControl interface descriptor. */\ - uint8_t bInCollection ; /* The number of AudioStreaming and MIDIStreaming interfaces in the Audio Interface Collection. */\ - uint8_t baInterfaceNr[numInterfaces]; /* Interface number of the AudioStreaming or MIDIStreaming interface in the Collection. */\ -} + /// AUDIO Class-Specific AC Interface Header Descriptor UAC1 (4.3.2) + #define audio10_desc_cs_ac_interface_n_t(numInterfaces) \ + struct TU_ATTR_PACKED { \ + uint8_t bLength; /* Size of this descriptor in bytes: 8+n. */ \ + uint8_t bDescriptorType; /* Descriptor Type. Value: TUSB_DESC_CS_INTERFACE. */ \ + uint8_t bDescriptorSubType; /* Descriptor SubType. Value: AUDIO10_CS_AC_INTERFACE_HEADER. */ \ + uint16_t bcdADC; /* Audio Device Class Specification Release Number in Binary-Coded Decimal. Value: 0x0100 for UAC1. */ \ + uint16_t wTotalLength; /* Total number of bytes returned for the class-specific AudioControl interface descriptor. */ \ + uint8_t bInCollection; /* The number of AudioStreaming and MIDIStreaming interfaces in the Audio Interface Collection. */ \ + uint8_t baInterfaceNr[numInterfaces]; /* Interface number of the AudioStreaming or MIDIStreaming interface in the Collection. */ \ + } /// AUDIO Input Terminal Descriptor UAC1 (4.3.2.1) -typedef struct TU_ATTR_PACKED -{ - uint8_t bLength ; ///< Size of this descriptor in bytes: 12. - uint8_t bDescriptorType ; ///< Descriptor Type. Value: TUSB_DESC_CS_INTERFACE. - uint8_t bDescriptorSubType ; ///< Descriptor SubType. Value: AUDIO10_CS_AC_INTERFACE_INPUT_TERMINAL. - uint8_t bTerminalID ; ///< Constant uniquely identifying the Terminal within the audio function. - uint16_t wTerminalType ; ///< Constant characterizing the type of Terminal. - uint8_t bAssocTerminal ; ///< ID of the Output Terminal to which this Input Terminal is associated. - uint8_t bNrChannels ; ///< Number of logical output channels in the Terminal's output audio channel cluster. - uint16_t wChannelConfig ; ///< Describes the spatial location of the logical channels. - uint8_t iChannelNames ; ///< Index of a string descriptor, describing the name of the first logical channel. - uint8_t iTerminal ; ///< Index of a string descriptor, describing the Input Terminal. +typedef struct TU_ATTR_PACKED { + uint8_t bLength; ///< Size of this descriptor in bytes: 12. + uint8_t bDescriptorType; ///< Descriptor Type. Value: TUSB_DESC_CS_INTERFACE. + uint8_t bDescriptorSubType;///< Descriptor SubType. Value: AUDIO10_CS_AC_INTERFACE_INPUT_TERMINAL. + uint8_t bTerminalID; ///< Constant uniquely identifying the Terminal within the audio function. + uint16_t wTerminalType; ///< Constant characterizing the type of Terminal. + uint8_t bAssocTerminal; ///< ID of the Output Terminal to which this Input Terminal is associated. + uint8_t bNrChannels; ///< Number of logical output channels in the Terminal's output audio channel cluster. + uint16_t wChannelConfig; ///< Describes the spatial location of the logical channels. + uint8_t iChannelNames; ///< Index of a string descriptor, describing the name of the first logical channel. + uint8_t iTerminal; ///< Index of a string descriptor, describing the Input Terminal. } audio10_desc_input_terminal_t; /// AUDIO Output Terminal Descriptor UAC1 (4.3.2.2) -typedef struct TU_ATTR_PACKED -{ - uint8_t bLength ; ///< Size of this descriptor in bytes: 9. - uint8_t bDescriptorType ; ///< Descriptor Type. Value: TUSB_DESC_CS_INTERFACE. - uint8_t bDescriptorSubType ; ///< Descriptor SubType. Value: AUDIO10_CS_AC_INTERFACE_OUTPUT_TERMINAL. - uint8_t bTerminalID ; ///< Constant uniquely identifying the Terminal within the audio function. - uint16_t wTerminalType ; ///< Constant characterizing the type of Terminal. - uint8_t bAssocTerminal ; ///< Constant, identifying the Input Terminal to which this Output Terminal is associated. - uint8_t bSourceID ; ///< ID of the Unit or Terminal to which this Terminal is connected. - uint8_t iTerminal ; ///< Index of a string descriptor, describing the Output Terminal. +typedef struct TU_ATTR_PACKED { + uint8_t bLength; ///< Size of this descriptor in bytes: 9. + uint8_t bDescriptorType; ///< Descriptor Type. Value: TUSB_DESC_CS_INTERFACE. + uint8_t bDescriptorSubType;///< Descriptor SubType. Value: AUDIO10_CS_AC_INTERFACE_OUTPUT_TERMINAL. + uint8_t bTerminalID; ///< Constant uniquely identifying the Terminal within the audio function. + uint16_t wTerminalType; ///< Constant characterizing the type of Terminal. + uint8_t bAssocTerminal; ///< Constant, identifying the Input Terminal to which this Output Terminal is associated. + uint8_t bSourceID; ///< ID of the Unit or Terminal to which this Terminal is connected. + uint8_t iTerminal; ///< Index of a string descriptor, describing the Output Terminal. } audio10_desc_output_terminal_t; /// AUDIO Mixer Unit Descriptor UAC1 (4.3.2.3) -#define audio10_desc_mixer_unit_n_t(numInputPins, numControlBytes) \ - struct TU_ATTR_PACKED { \ - uint8_t bLength ; /* Size of this descriptor in bytes: 10+p+n. */\ - uint8_t bDescriptorType ; /* Descriptor Type. Value: TUSB_DESC_CS_INTERFACE. */\ - uint8_t bDescriptorSubType ; /* Descriptor SubType. Value: AUDIO10_CS_AC_INTERFACE_MIXER_UNIT. */\ - uint8_t bUnitID ; /* Constant uniquely identifying the Unit within the audio function. */\ - uint8_t bNrInPins ; /* Number of Input Pins of this Unit: p. */\ - uint8_t baSourceID[numInputPins]; /* ID of the Unit or Terminal to which Input Pins of this Mixer Unit are connected. */\ - uint8_t bNrChannels ; /* Number of logical output channels in the Mixer Unit's output audio channel cluster. */\ - uint16_t wChannelConfig ; /* Describes the spatial location of the logical channels. */\ - uint8_t iChannelNames ; /* Index of a string descriptor, describing the name of the first logical channel. */\ - uint8_t bmControls[numControlBytes]; /* Mixer Unit Controls bitmap. */\ - uint8_t iMixer ; /* Index of a string descriptor, describing the Mixer Unit. */\ -} +#define audio10_desc_mixer_unit_n_t(numInputPins, numControlBytes) \ + struct TU_ATTR_PACKED { \ + uint8_t bLength; /* Size of this descriptor in bytes: 10+p+n. */ \ + uint8_t bDescriptorType; /* Descriptor Type. Value: TUSB_DESC_CS_INTERFACE. */ \ + uint8_t bDescriptorSubType; /* Descriptor SubType. Value: AUDIO10_CS_AC_INTERFACE_MIXER_UNIT. */ \ + uint8_t bUnitID; /* Constant uniquely identifying the Unit within the audio function. */ \ + uint8_t bNrInPins; /* Number of Input Pins of this Unit: p. */ \ + uint8_t baSourceID[numInputPins]; /* ID of the Unit or Terminal to which Input Pins of this Mixer Unit are connected. */ \ + uint8_t bNrChannels; /* Number of logical output channels in the Mixer Unit's output audio channel cluster. */ \ + uint16_t wChannelConfig; /* Describes the spatial location of the logical channels. */ \ + uint8_t iChannelNames; /* Index of a string descriptor, describing the name of the first logical channel. */ \ + uint8_t bmControls[numControlBytes]; /* Mixer Unit Controls bitmap. */ \ + uint8_t iMixer; /* Index of a string descriptor, describing the Mixer Unit. */ \ + } /// AUDIO Selector Unit Descriptor UAC1 (4.3.2.4) -#define audio10_desc_selector_unit_n_t(numInputPins) \ - struct TU_ATTR_PACKED { \ - uint8_t bLength ; /* Size of this descriptor in bytes: 6+p. */\ - uint8_t bDescriptorType ; /* Descriptor Type. Value: TUSB_DESC_CS_INTERFACE. */\ - uint8_t bDescriptorSubType ; /* Descriptor SubType. Value: AUDIO10_CS_AC_INTERFACE_SELECTOR_UNIT. */\ - uint8_t bUnitID ; /* Constant uniquely identifying the Unit within the audio function. */\ - uint8_t bNrInPins ; /* Number of Input Pins of this Unit: p. */\ - uint8_t baSourceID[numInputPins]; /* ID of the Unit or Terminal to which Input Pins of this Selector Unit are connected. */\ - uint8_t iSelector ; /* Index of a string descriptor, describing the Selector Unit. */\ -} +#define audio10_desc_selector_unit_n_t(numInputPins) \ + struct TU_ATTR_PACKED { \ + uint8_t bLength; /* Size of this descriptor in bytes: 6+p. */ \ + uint8_t bDescriptorType; /* Descriptor Type. Value: TUSB_DESC_CS_INTERFACE. */ \ + uint8_t bDescriptorSubType; /* Descriptor SubType. Value: AUDIO10_CS_AC_INTERFACE_SELECTOR_UNIT. */ \ + uint8_t bUnitID; /* Constant uniquely identifying the Unit within the audio function. */ \ + uint8_t bNrInPins; /* Number of Input Pins of this Unit: p. */ \ + uint8_t baSourceID[numInputPins]; /* ID of the Unit or Terminal to which Input Pins of this Selector Unit are connected. */ \ + uint8_t iSelector; /* Index of a string descriptor, describing the Selector Unit. */ \ + } /// AUDIO Feature Unit Descriptor UAC1 (4.3.2.5) -#define audio10_desc_feature_unit_n_t(numChannels, controlSize) \ - struct TU_ATTR_PACKED { \ - uint8_t bLength ; /* Size of this descriptor in bytes: 7+(ch+1)*n. */\ - uint8_t bDescriptorType ; /* Descriptor Type. Value: TUSB_DESC_CS_INTERFACE. */\ - uint8_t bDescriptorSubType ; /* Descriptor SubType. Value: AUDIO10_CS_AC_INTERFACE_FEATURE_UNIT. */\ - uint8_t bUnitID ; /* Constant uniquely identifying the Unit within the audio function. */\ - uint8_t bSourceID ; /* ID of the Unit or Terminal to which this Feature Unit is connected. */\ - uint8_t bControlSize ; /* Size in bytes of an element of the bmaControls() array. */\ - uint8_t bmaControls[(numChannels+1)*controlSize]; /* Control bitmaps for master + logical channels. */\ - uint8_t iFeature ; /* Index of a string descriptor, describing this Feature Unit. */\ -} +#define audio10_desc_feature_unit_n_t(numChannels, controlSize) \ + struct TU_ATTR_PACKED { \ + uint8_t bLength; /* Size of this descriptor in bytes: 7+(ch+1)*n. */ \ + uint8_t bDescriptorType; /* Descriptor Type. Value: TUSB_DESC_CS_INTERFACE. */ \ + uint8_t bDescriptorSubType; /* Descriptor SubType. Value: AUDIO10_CS_AC_INTERFACE_FEATURE_UNIT. */ \ + uint8_t bUnitID; /* Constant uniquely identifying the Unit within the audio function. */ \ + uint8_t bSourceID; /* ID of the Unit or Terminal to which this Feature Unit is connected. */ \ + uint8_t bControlSize; /* Size in bytes of an element of the bmaControls() array. */ \ + uint8_t bmaControls[(numChannels + 1) * controlSize]; /* Control bitmaps for master + logical channels. */ \ + uint8_t iFeature; /* Index of a string descriptor, describing this Feature Unit. */ \ + } /// AUDIO Processing Unit Descriptor UAC1 (4.3.2.6) -#define audio10_desc_processing_unit_n_t(numInputPins, numControlBytes) \ - struct TU_ATTR_PACKED { \ - uint8_t bLength ; /* Size of this descriptor in bytes: 13+p+n. */\ - uint8_t bDescriptorType ; /* Descriptor Type. Value: TUSB_DESC_CS_INTERFACE. */\ - uint8_t bDescriptorSubType ; /* Descriptor SubType. Value: AUDIO10_CS_AC_INTERFACE_PROCESSING_UNIT. */\ - uint8_t bUnitID ; /* Constant uniquely identifying the Unit within the audio function. */\ - uint16_t wProcessType ; /* Constant identifying the type of processing this Unit is performing. */\ - uint8_t bNrInPins ; /* Number of Input Pins of this Unit: p. */\ - uint8_t baSourceID[numInputPins]; /* ID of the Unit or Terminal to which Input Pins of this Processing Unit are connected. */\ - uint8_t bNrChannels ; /* Number of logical output channels in the Processing Unit's output audio channel cluster. */\ - uint16_t wChannelConfig ; /* Describes the spatial location of the logical channels. */\ - uint8_t iChannelNames ; /* Index of a string descriptor, describing the name of the first logical channel. */\ - uint8_t bControlSize ; /* Size in bytes of the bmControls field. */\ - uint8_t bmControls[numControlBytes]; /* Processing Unit Controls bitmap. */\ - uint8_t iProcessing ; /* Index of a string descriptor, describing the Processing Unit. */\ -} +#define audio10_desc_processing_unit_n_t(numInputPins, numControlBytes) \ + struct TU_ATTR_PACKED { \ + uint8_t bLength; /* Size of this descriptor in bytes: 13+p+n. */ \ + uint8_t bDescriptorType; /* Descriptor Type. Value: TUSB_DESC_CS_INTERFACE. */ \ + uint8_t bDescriptorSubType; /* Descriptor SubType. Value: AUDIO10_CS_AC_INTERFACE_PROCESSING_UNIT. */ \ + uint8_t bUnitID; /* Constant uniquely identifying the Unit within the audio function. */ \ + uint16_t wProcessType; /* Constant identifying the type of processing this Unit is performing. */ \ + uint8_t bNrInPins; /* Number of Input Pins of this Unit: p. */ \ + uint8_t baSourceID[numInputPins]; /* ID of the Unit or Terminal to which Input Pins of this Processing Unit are connected. */ \ + uint8_t bNrChannels; /* Number of logical output channels in the Processing Unit's output audio channel cluster. */ \ + uint16_t wChannelConfig; /* Describes the spatial location of the logical channels. */ \ + uint8_t iChannelNames; /* Index of a string descriptor, describing the name of the first logical channel. */ \ + uint8_t bControlSize; /* Size in bytes of the bmControls field. */ \ + uint8_t bmControls[numControlBytes]; /* Processing Unit Controls bitmap. */ \ + uint8_t iProcessing; /* Index of a string descriptor, describing the Processing Unit. */ \ + } /// AUDIO Extension Unit Descriptor UAC1 (4.3.2.7) -#define audio10_desc_extension_unit_n_t(numInputPins, numControlBytes) \ - struct TU_ATTR_PACKED { \ - uint8_t bLength ; /* Size of this descriptor in bytes: 13+p+n. */\ - uint8_t bDescriptorType ; /* Descriptor Type. Value: TUSB_DESC_CS_INTERFACE. */\ - uint8_t bDescriptorSubType ; /* Descriptor SubType. Value: AUDIO10_CS_AC_INTERFACE_EXTENSION_UNIT. */\ - uint8_t bUnitID ; /* Constant uniquely identifying the Unit within the audio function. */\ - uint16_t wExtensionCode ; /* Vendor-specific code identifying the Extension Unit. */\ - uint8_t bNrInPins ; /* Number of Input Pins of this Unit: p. */\ - uint8_t baSourceID[numInputPins]; /* ID of the Unit or Terminal to which Input Pins of this Extension Unit are connected. */\ - uint8_t bNrChannels ; /* Number of logical output channels in the Extension Unit's output audio channel cluster. */\ - uint16_t wChannelConfig ; /* Describes the spatial location of the logical channels. */\ - uint8_t iChannelNames ; /* Index of a string descriptor, describing the name of the first logical channel. */\ - uint8_t bControlSize ; /* Size in bytes of the bmControls field. */\ - uint8_t bmControls[numControlBytes]; /* Extension Unit Controls bitmap. */\ - uint8_t iExtension ; /* Index of a string descriptor, describing the Extension Unit. */\ -} +#define audio10_desc_extension_unit_n_t(numInputPins, numControlBytes) \ + struct TU_ATTR_PACKED { \ + uint8_t bLength; /* Size of this descriptor in bytes: 13+p+n. */ \ + uint8_t bDescriptorType; /* Descriptor Type. Value: TUSB_DESC_CS_INTERFACE. */ \ + uint8_t bDescriptorSubType; /* Descriptor SubType. Value: AUDIO10_CS_AC_INTERFACE_EXTENSION_UNIT. */ \ + uint8_t bUnitID; /* Constant uniquely identifying the Unit within the audio function. */ \ + uint16_t wExtensionCode; /* Vendor-specific code identifying the Extension Unit. */ \ + uint8_t bNrInPins; /* Number of Input Pins of this Unit: p. */ \ + uint8_t baSourceID[numInputPins]; /* ID of the Unit or Terminal to which Input Pins of this Extension Unit are connected. */ \ + uint8_t bNrChannels; /* Number of logical output channels in the Extension Unit's output audio channel cluster. */ \ + uint16_t wChannelConfig; /* Describes the spatial location of the logical channels. */ \ + uint8_t iChannelNames; /* Index of a string descriptor, describing the name of the first logical channel. */ \ + uint8_t bControlSize; /* Size in bytes of the bmControls field. */ \ + uint8_t bmControls[numControlBytes]; /* Extension Unit Controls bitmap. */ \ + uint8_t iExtension; /* Index of a string descriptor, describing the Extension Unit. */ \ + } /// AUDIO Class-Specific AS Interface Descriptor UAC1 (4.5.2) -typedef struct TU_ATTR_PACKED -{ - uint8_t bLength ; ///< Size of this descriptor in bytes: 7. - uint8_t bDescriptorType ; ///< Descriptor Type. Value: TUSB_DESC_CS_INTERFACE. - uint8_t bDescriptorSubType ; ///< Descriptor SubType. Value: AUDIO10_CS_AS_INTERFACE_AS_GENERAL. - uint8_t bTerminalLink ; ///< The Terminal ID of the Terminal to which the endpoint of this interface is connected. - uint8_t bDelay ; ///< Expressed in number of frames. - uint16_t wFormatTag ; ///< The Audio Data Format that has to be used to communicate with this interface. +typedef struct TU_ATTR_PACKED { + uint8_t bLength; ///< Size of this descriptor in bytes: 7. + uint8_t bDescriptorType; ///< Descriptor Type. Value: TUSB_DESC_CS_INTERFACE. + uint8_t bDescriptorSubType;///< Descriptor SubType. Value: AUDIO10_CS_AS_INTERFACE_AS_GENERAL. + uint8_t bTerminalLink; ///< The Terminal ID of the Terminal to which the endpoint of this interface is connected. + uint8_t bDelay; ///< Expressed in number of frames. + uint16_t wFormatTag; ///< The Audio Data Format that has to be used to communicate with this interface. } audio10_desc_cs_as_interface_t; /// AUDIO Type I Format Type Descriptor UAC1 (2.2.5) -#define audio10_desc_type_I_format_n_t(numSamFreq) \ - struct TU_ATTR_PACKED { \ - uint8_t bLength ; /* Size of this descriptor in bytes: 8+(ns*3). */\ - uint8_t bDescriptorType ; /* Descriptor Type. Value: TUSB_DESC_CS_INTERFACE. */\ - uint8_t bDescriptorSubType ; /* Descriptor SubType. Value: AUDIO10_CS_AS_INTERFACE_FORMAT_TYPE. */\ - uint8_t bFormatType ; /* Constant identifying the Format Type the AudioStreaming interface is using. */\ - uint8_t bNrChannels ; /* Indicates the number of physical channels in the audio data stream. */\ - uint8_t bSubFrameSize ; /* The number of bytes occupied by one audio subframe. */\ - uint8_t bBitResolution ; /* The number of effectively used bits from the available bits in an audio subframe. */\ - uint8_t bSamFreqType ; /* Indicates how the sampling frequency can be programmed. */\ - uint8_t tSamFreq[numSamFreq*3]; /* Sampling frequency or lower/upper bounds in Hz for the sampling frequency range. */\ -} +#define audio10_desc_type_I_format_n_t(numSamFreq) \ + struct TU_ATTR_PACKED { \ + uint8_t bLength; /* Size of this descriptor in bytes: 8+(ns*3). */ \ + uint8_t bDescriptorType; /* Descriptor Type. Value: TUSB_DESC_CS_INTERFACE. */ \ + uint8_t bDescriptorSubType; /* Descriptor SubType. Value: AUDIO10_CS_AS_INTERFACE_FORMAT_TYPE. */ \ + uint8_t bFormatType; /* Constant identifying the Format Type the AudioStreaming interface is using. */ \ + uint8_t bNrChannels; /* Indicates the number of physical channels in the audio data stream. */ \ + uint8_t bSubFrameSize; /* The number of bytes occupied by one audio subframe. */ \ + uint8_t bBitResolution; /* The number of effectively used bits from the available bits in an audio subframe. */ \ + uint8_t bSamFreqType; /* Indicates how the sampling frequency can be programmed. */ \ + uint8_t tSamFreq[numSamFreq * 3]; /* Sampling frequency or lower/upper bounds in Hz for the sampling frequency range. */ \ + } /// AUDIO Type II Format Type Descriptor UAC1 (2.3.5) -#define audio10_desc_type_II_format_n_t(numSamFreq) \ - struct TU_ATTR_PACKED { \ - uint8_t bLength ; /* Size of this descriptor in bytes: 9+(ns*3). */\ - uint8_t bDescriptorType ; /* Descriptor Type. Value: TUSB_DESC_CS_INTERFACE. */\ - uint8_t bDescriptorSubType ; /* Descriptor SubType. Value: AUDIO10_CS_AS_INTERFACE_FORMAT_TYPE. */\ - uint8_t bFormatType ; /* Constant identifying the Format Type the AudioStreaming interface is using. */\ - uint16_t wMaxBitRate ; /* Indicates the maximum number of bits per second this interface can handle. */\ - uint16_t wSamplesPerFrame ; /* Indicates the number of PCM audio samples contained in one encoded audio frame. */\ - uint8_t bSamFreqType ; /* Indicates how the sampling frequency can be programmed. */\ - uint8_t tSamFreq[numSamFreq*3]; /* Sampling frequency or lower/upper bounds in Hz for the sampling frequency range. */\ -} +#define audio10_desc_type_II_format_n_t(numSamFreq) \ + struct TU_ATTR_PACKED { \ + uint8_t bLength; /* Size of this descriptor in bytes: 9+(ns*3). */ \ + uint8_t bDescriptorType; /* Descriptor Type. Value: TUSB_DESC_CS_INTERFACE. */ \ + uint8_t bDescriptorSubType; /* Descriptor SubType. Value: AUDIO10_CS_AS_INTERFACE_FORMAT_TYPE. */ \ + uint8_t bFormatType; /* Constant identifying the Format Type the AudioStreaming interface is using. */ \ + uint16_t wMaxBitRate; /* Indicates the maximum number of bits per second this interface can handle. */ \ + uint16_t wSamplesPerFrame; /* Indicates the number of PCM audio samples contained in one encoded audio frame. */ \ + uint8_t bSamFreqType; /* Indicates how the sampling frequency can be programmed. */ \ + uint8_t tSamFreq[numSamFreq * 3]; /* Sampling frequency or lower/upper bounds in Hz for the sampling frequency range. */ \ + } /// AUDIO Type III Format Type Descriptor UAC1 (2.4.5) -#define audio10_desc_type_III_format_n_t(numSamFreq) \ - struct TU_ATTR_PACKED { \ - uint8_t bLength ; /* Size of this descriptor in bytes: 8+(ns*3). */\ - uint8_t bDescriptorType ; /* Descriptor Type. Value: TUSB_DESC_CS_INTERFACE. */\ - uint8_t bDescriptorSubType ; /* Descriptor SubType. Value: AUDIO10_CS_AS_INTERFACE_FORMAT_TYPE. */\ - uint8_t bFormatType ; /* Constant identifying the Format Type the AudioStreaming interface is using. */\ - uint8_t bNrChannels ; /* Indicates the number of physical channels in the audio data stream. */\ - uint8_t bSubFrameSize ; /* The number of bytes occupied by one audio subframe. */\ - uint8_t bBitResolution ; /* The number of effectively used bits from the available bits in an audio subframe. */\ - uint8_t bSamFreqType ; /* Indicates how the sampling frequency can be programmed. */\ - uint8_t tSamFreq[numSamFreq*3]; /* Sampling frequency or lower/upper bounds in Hz for the sampling frequency range. */\ -} +#define audio10_desc_type_III_format_n_t(numSamFreq) \ + struct TU_ATTR_PACKED { \ + uint8_t bLength; /* Size of this descriptor in bytes: 8+(ns*3). */ \ + uint8_t bDescriptorType; /* Descriptor Type. Value: TUSB_DESC_CS_INTERFACE. */ \ + uint8_t bDescriptorSubType; /* Descriptor SubType. Value: AUDIO10_CS_AS_INTERFACE_FORMAT_TYPE. */ \ + uint8_t bFormatType; /* Constant identifying the Format Type the AudioStreaming interface is using. */ \ + uint8_t bNrChannels; /* Indicates the number of physical channels in the audio data stream. */ \ + uint8_t bSubFrameSize; /* The number of bytes occupied by one audio subframe. */ \ + uint8_t bBitResolution; /* The number of effectively used bits from the available bits in an audio subframe. */ \ + uint8_t bSamFreqType; /* Indicates how the sampling frequency can be programmed. */ \ + uint8_t tSamFreq[numSamFreq * 3]; /* Sampling frequency or lower/upper bounds in Hz for the sampling frequency range. */ \ + } + +/// Standard AS Isochronous Audio Data Endpoint Descriptor UAC1 (4.6.1.1) +typedef struct TU_ATTR_PACKED { + uint8_t bLength; ///< Size of this descriptor in bytes: 9. + uint8_t bDescriptorType; ///< Descriptor Type. Value: TUSB_DESC_ENDPOINT. + uint8_t bEndpointAddress;///< The address of the endpoint on the USB device described by this descriptor. + uint8_t bmAttributes; ///< Endpoint attributes when configured using the bEndpointAddress field. + uint16_t wMaxPacketSize; ///< Maximum packet size this endpoint is capable of sending or receiving when this configuration is selected. + uint8_t bInterval; ///< Interval for polling endpoint for data transfers. + uint8_t bRefresh; ///< The rate at which the endpoint is refreshed. + uint8_t bSynchAddress; ///< The address of the endpoint used to send synchronization information for the data endpoint. +} audio10_desc_as_iso_data_ep_t; /// AUDIO Class-Specific AS Isochronous Audio Data Endpoint Descriptor UAC1 (4.6.1.2) -typedef struct TU_ATTR_PACKED -{ - uint8_t bLength ; ///< Size of this descriptor in bytes: 7. - uint8_t bDescriptorType ; ///< Descriptor Type. Value: TUSB_DESC_CS_ENDPOINT. - uint8_t bDescriptorSubType ; ///< Descriptor SubType. Value: AUDIO10_CS_EP_SUBTYPE_GENERAL. - uint8_t bmAttributes ; ///< Bit 0: Sampling Frequency, Bit 1: Pitch, Bit 7: MaxPacketsOnly. - uint8_t bLockDelayUnits ; ///< Indicates the units used for the wLockDelay field. - uint16_t wLockDelay ; ///< Indicates the time it takes this endpoint to reliably lock its internal clock recovery circuitry. +typedef struct TU_ATTR_PACKED { + uint8_t bLength; ///< Size of this descriptor in bytes: 7. + uint8_t bDescriptorType; ///< Descriptor Type. Value: TUSB_DESC_CS_ENDPOINT. + uint8_t bDescriptorSubType;///< Descriptor SubType. Value: AUDIO10_CS_EP_SUBTYPE_GENERAL. + uint8_t bmAttributes; ///< Bit 0: Sampling Frequency, Bit 1: Pitch, Bit 7: MaxPacketsOnly. + uint8_t bLockDelayUnits; ///< Indicates the units used for the wLockDelay field. + uint16_t wLockDelay; ///< Indicates the time it takes this endpoint to reliably lock its internal clock recovery circuitry. } audio10_desc_cs_as_iso_data_ep_t; /// AUDIO Interrupt Data Message Format UAC1 (3.7.1.2) -typedef struct TU_ATTR_PACKED -{ - uint8_t bStatusType ; ///< Indicates the type of status information being reported. - uint8_t bOriginator ; ///< Indicates the entity that originated this status information. +typedef struct TU_ATTR_PACKED { + uint8_t bStatusType;///< Indicates the type of status information being reported. + uint8_t bOriginator;///< Indicates the entity that originated this status information. } audio10_interrupt_data_t; //--------------------------------------------------------------------+ @@ -470,576 +517,494 @@ typedef struct TU_ATTR_PACKED //--------------------------------------------------------------------+ /// A.7 - Audio Function Category Codes -typedef enum -{ - AUDIO20_FUNC_UNDEF = 0x00, - AUDIO20_FUNC_DESKTOP_SPEAKER = 0x01, - AUDIO20_FUNC_HOME_THEATER = 0x02, - AUDIO20_FUNC_MICROPHONE = 0x03, - AUDIO20_FUNC_HEADSET = 0x04, - AUDIO20_FUNC_TELEPHONE = 0x05, - AUDIO20_FUNC_CONVERTER = 0x06, - AUDIO20_FUNC_SOUND_RECODER = 0x07, - AUDIO20_FUNC_IO_BOX = 0x08, +typedef enum { + AUDIO20_FUNC_UNDEF = 0x00, + AUDIO20_FUNC_DESKTOP_SPEAKER = 0x01, + AUDIO20_FUNC_HOME_THEATER = 0x02, + AUDIO20_FUNC_MICROPHONE = 0x03, + AUDIO20_FUNC_HEADSET = 0x04, + AUDIO20_FUNC_TELEPHONE = 0x05, + AUDIO20_FUNC_CONVERTER = 0x06, + AUDIO20_FUNC_SOUND_RECODER = 0x07, + AUDIO20_FUNC_IO_BOX = 0x08, AUDIO20_FUNC_MUSICAL_INSTRUMENT = 0x09, - AUDIO20_FUNC_PRO_AUDIO = 0x0A, - AUDIO20_FUNC_AUDIO_VIDEO = 0x0B, - AUDIO20_FUNC_CONTROL_PANEL = 0x0C, - AUDIO20_FUNC_OTHER = 0xFF, + AUDIO20_FUNC_PRO_AUDIO = 0x0A, + AUDIO20_FUNC_AUDIO_VIDEO = 0x0B, + AUDIO20_FUNC_CONTROL_PANEL = 0x0C, + AUDIO20_FUNC_OTHER = 0xFF, } audio20_function_code_t; /// A.9 - Audio Class-Specific AC Interface Descriptor Subtypes UAC2 -typedef enum -{ - AUDIO20_CS_AC_INTERFACE_AC_DESCRIPTOR_UNDEF = 0x00, - AUDIO20_CS_AC_INTERFACE_HEADER = 0x01, - AUDIO20_CS_AC_INTERFACE_INPUT_TERMINAL = 0x02, - AUDIO20_CS_AC_INTERFACE_OUTPUT_TERMINAL = 0x03, - AUDIO20_CS_AC_INTERFACE_MIXER_UNIT = 0x04, - AUDIO20_CS_AC_INTERFACE_SELECTOR_UNIT = 0x05, - AUDIO20_CS_AC_INTERFACE_FEATURE_UNIT = 0x06, - AUDIO20_CS_AC_INTERFACE_EFFECT_UNIT = 0x07, - AUDIO20_CS_AC_INTERFACE_PROCESSING_UNIT = 0x08, - AUDIO20_CS_AC_INTERFACE_EXTENSION_UNIT = 0x09, - AUDIO20_CS_AC_INTERFACE_CLOCK_SOURCE = 0x0A, - AUDIO20_CS_AC_INTERFACE_CLOCK_SELECTOR = 0x0B, - AUDIO20_CS_AC_INTERFACE_CLOCK_MULTIPLIER = 0x0C, +typedef enum { + AUDIO20_CS_AC_INTERFACE_AC_DESCRIPTOR_UNDEF = 0x00, + AUDIO20_CS_AC_INTERFACE_HEADER = 0x01, + AUDIO20_CS_AC_INTERFACE_INPUT_TERMINAL = 0x02, + AUDIO20_CS_AC_INTERFACE_OUTPUT_TERMINAL = 0x03, + AUDIO20_CS_AC_INTERFACE_MIXER_UNIT = 0x04, + AUDIO20_CS_AC_INTERFACE_SELECTOR_UNIT = 0x05, + AUDIO20_CS_AC_INTERFACE_FEATURE_UNIT = 0x06, + AUDIO20_CS_AC_INTERFACE_EFFECT_UNIT = 0x07, + AUDIO20_CS_AC_INTERFACE_PROCESSING_UNIT = 0x08, + AUDIO20_CS_AC_INTERFACE_EXTENSION_UNIT = 0x09, + AUDIO20_CS_AC_INTERFACE_CLOCK_SOURCE = 0x0A, + AUDIO20_CS_AC_INTERFACE_CLOCK_SELECTOR = 0x0B, + AUDIO20_CS_AC_INTERFACE_CLOCK_MULTIPLIER = 0x0C, AUDIO20_CS_AC_INTERFACE_SAMPLE_RATE_CONVERTER = 0x0D, } audio20_cs_ac_interface_subtype_t; /// A.10 - Audio Class-Specific AS Interface Descriptor Subtypes UAC2 -typedef enum -{ - AUDIO20_CS_AS_INTERFACE_AS_DESCRIPTOR_UNDEF = 0x00, - AUDIO20_CS_AS_INTERFACE_AS_GENERAL = 0x01, - AUDIO20_CS_AS_INTERFACE_FORMAT_TYPE = 0x02, - AUDIO20_CS_AS_INTERFACE_ENCODER = 0x03, - AUDIO20_CS_AS_INTERFACE_DECODER = 0x04, +typedef enum { + AUDIO20_CS_AS_INTERFACE_AS_DESCRIPTOR_UNDEF = 0x00, + AUDIO20_CS_AS_INTERFACE_AS_GENERAL = 0x01, + AUDIO20_CS_AS_INTERFACE_FORMAT_TYPE = 0x02, + AUDIO20_CS_AS_INTERFACE_ENCODER = 0x03, + AUDIO20_CS_AS_INTERFACE_DECODER = 0x04, } audio20_cs_as_interface_subtype_t; /// A.11 - Effect Unit Effect Types -typedef enum -{ - AUDIO20_EFFECT_TYPE_UNDEF = 0x00, - AUDIO20_EFFECT_TYPE_PARAM_EQ_SECTION = 0x01, - AUDIO20_EFFECT_TYPE_REVERBERATION = 0x02, - AUDIO20_EFFECT_TYPE_MOD_DELAY = 0x03, - AUDIO20_EFFECT_TYPE_DYN_RANGE_COMP = 0x04, +typedef enum { + AUDIO20_EFFECT_TYPE_UNDEF = 0x00, + AUDIO20_EFFECT_TYPE_PARAM_EQ_SECTION = 0x01, + AUDIO20_EFFECT_TYPE_REVERBERATION = 0x02, + AUDIO20_EFFECT_TYPE_MOD_DELAY = 0x03, + AUDIO20_EFFECT_TYPE_DYN_RANGE_COMP = 0x04, } audio20_effect_unit_effect_type_t; /// A.12 - Processing Unit Process Types -typedef enum -{ - AUDIO20_PROCESS_TYPE_UNDEF = 0x00, - AUDIO20_PROCESS_TYPE_UP_DOWN_MIX = 0x01, - AUDIO20_PROCESS_TYPE_DOLBY_PROLOGIC = 0x02, - AUDIO20_PROCESS_TYPE_STEREO_EXTENDER = 0x03, +typedef enum { + AUDIO20_PROCESS_TYPE_UNDEF = 0x00, + AUDIO20_PROCESS_TYPE_UP_DOWN_MIX = 0x01, + AUDIO20_PROCESS_TYPE_DOLBY_PROLOGIC = 0x02, + AUDIO20_PROCESS_TYPE_STEREO_EXTENDER = 0x03, } audio20_processing_unit_process_type_t; /// A.13 - Audio Class-Specific EP Descriptor Subtypes UAC2 -typedef enum -{ - AUDIO20_CS_EP_SUBTYPE_UNDEF = 0x00, - AUDIO20_CS_EP_SUBTYPE_GENERAL = 0x01, +typedef enum { + AUDIO20_CS_EP_SUBTYPE_UNDEF = 0x00, + AUDIO20_CS_EP_SUBTYPE_GENERAL = 0x01, } audio20_cs_ep_subtype_t; /// A.14 - Audio Class-Specific Request Codes UAC2 -typedef enum -{ - AUDIO20_CS_REQ_UNDEF = 0x00, - AUDIO20_CS_REQ_CUR = 0x01, - AUDIO20_CS_REQ_RANGE = 0x02, - AUDIO20_CS_REQ_MEM = 0x03, +typedef enum { + AUDIO20_CS_REQ_UNDEF = 0x00, + AUDIO20_CS_REQ_CUR = 0x01, + AUDIO20_CS_REQ_RANGE = 0x02, + AUDIO20_CS_REQ_MEM = 0x03, } audio20_cs_req_t; /// A.17 - Control Selector Codes UAC2 /// A.17.1 - Clock Source Control Selectors -typedef enum -{ - AUDIO20_CS_CTRL_UNDEF = 0x00, - AUDIO20_CS_CTRL_SAM_FREQ = 0x01, - AUDIO20_CS_CTRL_CLK_VALID = 0x02, +typedef enum { + AUDIO20_CS_CTRL_UNDEF = 0x00, + AUDIO20_CS_CTRL_SAM_FREQ = 0x01, + AUDIO20_CS_CTRL_CLK_VALID = 0x02, } audio20_clock_src_control_selector_t; /// A.17.2 - Clock Selector Control Selectors -typedef enum -{ - AUDIO20_CX_CTRL_UNDEF = 0x00, - AUDIO20_CX_CTRL_CONTROL = 0x01, +typedef enum { + AUDIO20_CX_CTRL_UNDEF = 0x00, + AUDIO20_CX_CTRL_CONTROL = 0x01, } audio20_clock_sel_control_selector_t; /// A.17.3 - Clock Multiplier Control Selectors -typedef enum -{ - AUDIO20_CM_CTRL_UNDEF = 0x00, - AUDIO20_CM_CTRL_NUMERATOR_CONTROL = 0x01, - AUDIO20_CM_CTRL_DENOMINATOR_CONTROL = 0x02, +typedef enum { + AUDIO20_CM_CTRL_UNDEF = 0x00, + AUDIO20_CM_CTRL_NUMERATOR_CONTROL = 0x01, + AUDIO20_CM_CTRL_DENOMINATOR_CONTROL = 0x02, } audio20_clock_mul_control_selector_t; /// A.17.4 - Terminal Control Selectors UAC2 -typedef enum -{ - AUDIO20_TE_CTRL_UNDEF = 0x00, - AUDIO20_TE_CTRL_COPY_PROTECT = 0x01, - AUDIO20_TE_CTRL_CONNECTOR = 0x02, - AUDIO20_TE_CTRL_OVERLOAD = 0x03, - AUDIO20_TE_CTRL_CLUSTER = 0x04, - AUDIO20_TE_CTRL_UNDERFLOW = 0x05, - AUDIO20_TE_CTRL_OVERFLOW = 0x06, - AUDIO20_TE_CTRL_LATENCY = 0x07, +typedef enum { + AUDIO20_TE_CTRL_UNDEF = 0x00, + AUDIO20_TE_CTRL_COPY_PROTECT = 0x01, + AUDIO20_TE_CTRL_CONNECTOR = 0x02, + AUDIO20_TE_CTRL_OVERLOAD = 0x03, + AUDIO20_TE_CTRL_CLUSTER = 0x04, + AUDIO20_TE_CTRL_UNDERFLOW = 0x05, + AUDIO20_TE_CTRL_OVERFLOW = 0x06, + AUDIO20_TE_CTRL_LATENCY = 0x07, } audio20_terminal_control_selector_t; /// A.17.5 - Mixer Control Selectors -typedef enum -{ - AUDIO20_MU_CTRL_UNDEF = 0x00, - AUDIO20_MU_CTRL_MIXER = 0x01, - AUDIO20_MU_CTRL_CLUSTER = 0x02, - AUDIO20_MU_CTRL_UNDERFLOW = 0x03, - AUDIO20_MU_CTRL_OVERFLOW = 0x04, - AUDIO20_MU_CTRL_LATENCY = 0x05, +typedef enum { + AUDIO20_MU_CTRL_UNDEF = 0x00, + AUDIO20_MU_CTRL_MIXER = 0x01, + AUDIO20_MU_CTRL_CLUSTER = 0x02, + AUDIO20_MU_CTRL_UNDERFLOW = 0x03, + AUDIO20_MU_CTRL_OVERFLOW = 0x04, + AUDIO20_MU_CTRL_LATENCY = 0x05, } audio20_mixer_control_selector_t; /// A.17.6 - Selector Control Selectors -typedef enum -{ - AUDIO20_SU_CTRL_UNDEF = 0x00, - AUDIO20_SU_CTRL_SELECTOR = 0x01, - AUDIO20_SU_CTRL_LATENCY = 0x02, +typedef enum { + AUDIO20_SU_CTRL_UNDEF = 0x00, + AUDIO20_SU_CTRL_SELECTOR = 0x01, + AUDIO20_SU_CTRL_LATENCY = 0x02, } audio20_sel_control_selector_t; /// A.17.7 - Feature Unit Control Selectors UAC2 -typedef enum -{ - AUDIO20_FU_CTRL_UNDEF = 0x00, - AUDIO20_FU_CTRL_MUTE = 0x01, - AUDIO20_FU_CTRL_VOLUME = 0x02, - AUDIO20_FU_CTRL_BASS = 0x03, - AUDIO20_FU_CTRL_MID = 0x04, - AUDIO20_FU_CTRL_TREBLE = 0x05, - AUDIO20_FU_CTRL_GRAPHIC_EQUALIZER = 0x06, - AUDIO20_FU_CTRL_AGC = 0x07, - AUDIO20_FU_CTRL_DELAY = 0x08, - AUDIO20_FU_CTRL_BASS_BOOST = 0x09, - AUDIO20_FU_CTRL_LOUDNESS = 0x0A, - AUDIO20_FU_CTRL_INPUT_GAIN = 0x0B, - AUDIO20_FU_CTRL_GAIN_PAD = 0x0C, - AUDIO20_FU_CTRL_INVERTER = 0x0D, - AUDIO20_FU_CTRL_UNDERFLOW = 0x0E, - AUDIO20_FU_CTRL_OVERVLOW = 0x0F, - AUDIO20_FU_CTRL_LATENCY = 0x10, +typedef enum { + AUDIO20_FU_CTRL_UNDEF = 0x00, + AUDIO20_FU_CTRL_MUTE = 0x01, + AUDIO20_FU_CTRL_VOLUME = 0x02, + AUDIO20_FU_CTRL_BASS = 0x03, + AUDIO20_FU_CTRL_MID = 0x04, + AUDIO20_FU_CTRL_TREBLE = 0x05, + AUDIO20_FU_CTRL_GRAPHIC_EQUALIZER = 0x06, + AUDIO20_FU_CTRL_AGC = 0x07, + AUDIO20_FU_CTRL_DELAY = 0x08, + AUDIO20_FU_CTRL_BASS_BOOST = 0x09, + AUDIO20_FU_CTRL_LOUDNESS = 0x0A, + AUDIO20_FU_CTRL_INPUT_GAIN = 0x0B, + AUDIO20_FU_CTRL_GAIN_PAD = 0x0C, + AUDIO20_FU_CTRL_INVERTER = 0x0D, + AUDIO20_FU_CTRL_UNDERFLOW = 0x0E, + AUDIO20_FU_CTRL_OVERVLOW = 0x0F, + AUDIO20_FU_CTRL_LATENCY = 0x10, } audio20_feature_unit_control_selector_t; /// A.17.8 Effect Unit Control Selectors /// A.17.8.1 Parametric Equalizer Section Effect Unit Control Selectors -typedef enum -{ - AUDIO20_PE_CTRL_UNDEF = 0x00, - AUDIO20_PE_CTRL_ENABLE = 0x01, - AUDIO20_PE_CTRL_CENTERFREQ = 0x02, - AUDIO20_PE_CTRL_QFACTOR = 0x03, - AUDIO20_PE_CTRL_GAIN = 0x04, - AUDIO20_PE_CTRL_UNDERFLOW = 0x05, - AUDIO20_PE_CTRL_OVERFLOW = 0x06, - AUDIO20_PE_CTRL_LATENCY = 0x07, +typedef enum { + AUDIO20_PE_CTRL_UNDEF = 0x00, + AUDIO20_PE_CTRL_ENABLE = 0x01, + AUDIO20_PE_CTRL_CENTERFREQ = 0x02, + AUDIO20_PE_CTRL_QFACTOR = 0x03, + AUDIO20_PE_CTRL_GAIN = 0x04, + AUDIO20_PE_CTRL_UNDERFLOW = 0x05, + AUDIO20_PE_CTRL_OVERFLOW = 0x06, + AUDIO20_PE_CTRL_LATENCY = 0x07, } audio20_parametric_equalizer_control_selector_t; /// A.17.8.2 Reverberation Effect Unit Control Selectors -typedef enum -{ - AUDIO20_RV_CTRL_UNDEF = 0x00, - AUDIO20_RV_CTRL_ENABLE = 0x01, - AUDIO20_RV_CTRL_TYPE = 0x02, - AUDIO20_RV_CTRL_LEVEL = 0x03, - AUDIO20_RV_CTRL_TIME = 0x04, - AUDIO20_RV_CTRL_FEEDBACK = 0x05, - AUDIO20_RV_CTRL_PREDELAY = 0x06, - AUDIO20_RV_CTRL_DENSITY = 0x07, - AUDIO20_RV_CTRL_HIFREQ_ROLLOFF = 0x08, - AUDIO20_RV_CTRL_UNDERFLOW = 0x09, - AUDIO20_RV_CTRL_OVERFLOW = 0x0A, - AUDIO20_RV_CTRL_LATENCY = 0x0B, +typedef enum { + AUDIO20_RV_CTRL_UNDEF = 0x00, + AUDIO20_RV_CTRL_ENABLE = 0x01, + AUDIO20_RV_CTRL_TYPE = 0x02, + AUDIO20_RV_CTRL_LEVEL = 0x03, + AUDIO20_RV_CTRL_TIME = 0x04, + AUDIO20_RV_CTRL_FEEDBACK = 0x05, + AUDIO20_RV_CTRL_PREDELAY = 0x06, + AUDIO20_RV_CTRL_DENSITY = 0x07, + AUDIO20_RV_CTRL_HIFREQ_ROLLOFF = 0x08, + AUDIO20_RV_CTRL_UNDERFLOW = 0x09, + AUDIO20_RV_CTRL_OVERFLOW = 0x0A, + AUDIO20_RV_CTRL_LATENCY = 0x0B, } audio20_reverberation_effect_control_selector_t; /// A.17.8.3 Modulation Delay Effect Unit Control Selectors -typedef enum -{ - AUDIO20_MD_CTRL_UNDEF = 0x00, - AUDIO20_MD_CTRL_ENABLE = 0x01, - AUDIO20_MD_CTRL_BALANCE = 0x02, - AUDIO20_MD_CTRL_RATE = 0x03, - AUDIO20_MD_CTRL_DEPTH = 0x04, - AUDIO20_MD_CTRL_TIME = 0x05, - AUDIO20_MD_CTRL_FEEDBACK = 0x06, - AUDIO20_MD_CTRL_UNDERFLOW = 0x07, - AUDIO20_MD_CTRL_OVERFLOW = 0x08, - AUDIO20_MD_CTRL_LATENCY = 0x09, +typedef enum { + AUDIO20_MD_CTRL_UNDEF = 0x00, + AUDIO20_MD_CTRL_ENABLE = 0x01, + AUDIO20_MD_CTRL_BALANCE = 0x02, + AUDIO20_MD_CTRL_RATE = 0x03, + AUDIO20_MD_CTRL_DEPTH = 0x04, + AUDIO20_MD_CTRL_TIME = 0x05, + AUDIO20_MD_CTRL_FEEDBACK = 0x06, + AUDIO20_MD_CTRL_UNDERFLOW = 0x07, + AUDIO20_MD_CTRL_OVERFLOW = 0x08, + AUDIO20_MD_CTRL_LATENCY = 0x09, } audio20_modulation_delay_control_selector_t; /// A.17.8.4 Dynamic Range Compressor Effect Unit Control Selectors -typedef enum -{ - AUDIO20_DR_CTRL_UNDEF = 0x00, - AUDIO20_DR_CTRL_ENABLE = 0x01, - AUDIO20_DR_CTRL_COMPRESSION_RATE = 0x02, - AUDIO20_DR_CTRL_MAXAMPL = 0x03, - AUDIO20_DR_CTRL_THRESHOLD = 0x04, - AUDIO20_DR_CTRL_ATTACK_TIME = 0x05, - AUDIO20_DR_CTRL_RELEASE_TIME = 0x06, - AUDIO20_DR_CTRL_UNDERFLOW = 0x07, - AUDIO20_DR_CTRL_OVERFLOW = 0x08, - AUDIO20_DR_CTRL_LATENCY = 0x09, +typedef enum { + AUDIO20_DR_CTRL_UNDEF = 0x00, + AUDIO20_DR_CTRL_ENABLE = 0x01, + AUDIO20_DR_CTRL_COMPRESSION_RATE = 0x02, + AUDIO20_DR_CTRL_MAXAMPL = 0x03, + AUDIO20_DR_CTRL_THRESHOLD = 0x04, + AUDIO20_DR_CTRL_ATTACK_TIME = 0x05, + AUDIO20_DR_CTRL_RELEASE_TIME = 0x06, + AUDIO20_DR_CTRL_UNDERFLOW = 0x07, + AUDIO20_DR_CTRL_OVERFLOW = 0x08, + AUDIO20_DR_CTRL_LATENCY = 0x09, } audio20_dynamic_range_compression_control_selector_t; /// A.17.9 Processing Unit Control Selectors /// A.17.9.1 Up/Down-mix Processing Unit Control Selectors -typedef enum -{ - AUDIO20_UD_CTRL_UNDEF = 0x00, - AUDIO20_UD_CTRL_ENABLE = 0x01, - AUDIO20_UD_CTRL_MODE_SELECT = 0x02, - AUDIO20_UD_CTRL_CLUSTER = 0x03, - AUDIO20_UD_CTRL_UNDERFLOW = 0x04, - AUDIO20_UD_CTRL_OVERFLOW = 0x05, - AUDIO20_UD_CTRL_LATENCY = 0x06, +typedef enum { + AUDIO20_UD_CTRL_UNDEF = 0x00, + AUDIO20_UD_CTRL_ENABLE = 0x01, + AUDIO20_UD_CTRL_MODE_SELECT = 0x02, + AUDIO20_UD_CTRL_CLUSTER = 0x03, + AUDIO20_UD_CTRL_UNDERFLOW = 0x04, + AUDIO20_UD_CTRL_OVERFLOW = 0x05, + AUDIO20_UD_CTRL_LATENCY = 0x06, } audio20_up_down_mix_control_selector_t; /// A.17.9.2 Dolby Prologic ™ Processing Unit Control Selectors -typedef enum -{ - AUDIO20_DP_CTRL_UNDEF = 0x00, - AUDIO20_DP_CTRL_ENABLE = 0x01, - AUDIO20_DP_CTRL_MODE_SELECT = 0x02, - AUDIO20_DP_CTRL_CLUSTER = 0x03, - AUDIO20_DP_CTRL_UNDERFLOW = 0x04, - AUDIO20_DP_CTRL_OVERFLOW = 0x05, - AUDIO20_DP_CTRL_LATENCY = 0x06, +typedef enum { + AUDIO20_DP_CTRL_UNDEF = 0x00, + AUDIO20_DP_CTRL_ENABLE = 0x01, + AUDIO20_DP_CTRL_MODE_SELECT = 0x02, + AUDIO20_DP_CTRL_CLUSTER = 0x03, + AUDIO20_DP_CTRL_UNDERFLOW = 0x04, + AUDIO20_DP_CTRL_OVERFLOW = 0x05, + AUDIO20_DP_CTRL_LATENCY = 0x06, } audio20_dolby_prologic_control_selector_t; /// A.17.9.3 Stereo Extender Processing Unit Control Selectors -typedef enum -{ - AUDIO20_ST_EXT_CTRL_UNDEF = 0x00, - AUDIO20_ST_EXT_CTRL_ENABLE = 0x01, - AUDIO20_ST_EXT_CTRL_WIDTH = 0x02, - AUDIO20_ST_EXT_CTRL_UNDERFLOW = 0x03, - AUDIO20_ST_EXT_CTRL_OVERFLOW = 0x04, - AUDIO20_ST_EXT_CTRL_LATENCY = 0x05, +typedef enum { + AUDIO20_ST_EXT_CTRL_UNDEF = 0x00, + AUDIO20_ST_EXT_CTRL_ENABLE = 0x01, + AUDIO20_ST_EXT_CTRL_WIDTH = 0x02, + AUDIO20_ST_EXT_CTRL_UNDERFLOW = 0x03, + AUDIO20_ST_EXT_CTRL_OVERFLOW = 0x04, + AUDIO20_ST_EXT_CTRL_LATENCY = 0x05, } audio20_stereo_extender_control_selector_t; /// A.17.10 Extension Unit Control Selectors -typedef enum -{ - AUDIO20_XU_CTRL_UNDEF = 0x00, - AUDIO20_XU_CTRL_ENABLE = 0x01, - AUDIO20_XU_CTRL_CLUSTER = 0x02, - AUDIO20_XU_CTRL_UNDERFLOW = 0x03, - AUDIO20_XU_CTRL_OVERFLOW = 0x04, - AUDIO20_XU_CTRL_LATENCY = 0x05, +typedef enum { + AUDIO20_XU_CTRL_UNDEF = 0x00, + AUDIO20_XU_CTRL_ENABLE = 0x01, + AUDIO20_XU_CTRL_CLUSTER = 0x02, + AUDIO20_XU_CTRL_UNDERFLOW = 0x03, + AUDIO20_XU_CTRL_OVERFLOW = 0x04, + AUDIO20_XU_CTRL_LATENCY = 0x05, } audio20_extension_unit_control_selector_t; /// A.17.11 AudioStreaming Interface Control Selectors -typedef enum -{ - AUDIO20_AS_CTRL_UNDEF = 0x00, - AUDIO20_AS_CTRL_ACT_ALT_SETTING = 0x01, - AUDIO20_AS_CTRL_VAL_ALT_SETTINGS = 0x02, - AUDIO20_AS_CTRL_AUDIO_DATA_FORMAT = 0x03, +typedef enum { + AUDIO20_AS_CTRL_UNDEF = 0x00, + AUDIO20_AS_CTRL_ACT_ALT_SETTING = 0x01, + AUDIO20_AS_CTRL_VAL_ALT_SETTINGS = 0x02, + AUDIO20_AS_CTRL_AUDIO_DATA_FORMAT = 0x03, } audio20_audiostreaming_interface_control_selector_t; /// A.17.12 Encoder Control Selectors -typedef enum -{ - AUDIO20_EN_CTRL_UNDEF = 0x00, - AUDIO20_EN_CTRL_BIT_RATE = 0x01, - AUDIO20_EN_CTRL_QUALITY = 0x02, - AUDIO20_EN_CTRL_VBR = 0x03, - AUDIO20_EN_CTRL_TYPE = 0x04, - AUDIO20_EN_CTRL_UNDERFLOW = 0x05, - AUDIO20_EN_CTRL_OVERFLOW = 0x06, - AUDIO20_EN_CTRL_ENCODER_ERROR = 0x07, - AUDIO20_EN_CTRL_PARAM1 = 0x08, - AUDIO20_EN_CTRL_PARAM2 = 0x09, - AUDIO20_EN_CTRL_PARAM3 = 0x0A, - AUDIO20_EN_CTRL_PARAM4 = 0x0B, - AUDIO20_EN_CTRL_PARAM5 = 0x0C, - AUDIO20_EN_CTRL_PARAM6 = 0x0D, - AUDIO20_EN_CTRL_PARAM7 = 0x0E, - AUDIO20_EN_CTRL_PARAM8 = 0x0F, +typedef enum { + AUDIO20_EN_CTRL_UNDEF = 0x00, + AUDIO20_EN_CTRL_BIT_RATE = 0x01, + AUDIO20_EN_CTRL_QUALITY = 0x02, + AUDIO20_EN_CTRL_VBR = 0x03, + AUDIO20_EN_CTRL_TYPE = 0x04, + AUDIO20_EN_CTRL_UNDERFLOW = 0x05, + AUDIO20_EN_CTRL_OVERFLOW = 0x06, + AUDIO20_EN_CTRL_ENCODER_ERROR = 0x07, + AUDIO20_EN_CTRL_PARAM1 = 0x08, + AUDIO20_EN_CTRL_PARAM2 = 0x09, + AUDIO20_EN_CTRL_PARAM3 = 0x0A, + AUDIO20_EN_CTRL_PARAM4 = 0x0B, + AUDIO20_EN_CTRL_PARAM5 = 0x0C, + AUDIO20_EN_CTRL_PARAM6 = 0x0D, + AUDIO20_EN_CTRL_PARAM7 = 0x0E, + AUDIO20_EN_CTRL_PARAM8 = 0x0F, } audio20_encoder_control_selector_t; /// A.17.13 Decoder Control Selectors /// A.17.13.1 MPEG Decoder Control Selectors -typedef enum -{ - AUDIO20_MPD_CTRL_UNDEF = 0x00, - AUDIO20_MPD_CTRL_DUAL_CHANNEL = 0x01, - AUDIO20_MPD_CTRL_SECOND_STEREO = 0x02, - AUDIO20_MPD_CTRL_MULTILINGUAL = 0x03, - AUDIO20_MPD_CTRL_DYN_RANGE = 0x04, - AUDIO20_MPD_CTRL_SCALING = 0x05, - AUDIO20_MPD_CTRL_HILO_SCALING = 0x06, - AUDIO20_MPD_CTRL_UNDERFLOW = 0x07, - AUDIO20_MPD_CTRL_OVERFLOW = 0x08, - AUDIO20_MPD_CTRL_DECODER_ERROR = 0x09, +typedef enum { + AUDIO20_MPD_CTRL_UNDEF = 0x00, + AUDIO20_MPD_CTRL_DUAL_CHANNEL = 0x01, + AUDIO20_MPD_CTRL_SECOND_STEREO = 0x02, + AUDIO20_MPD_CTRL_MULTILINGUAL = 0x03, + AUDIO20_MPD_CTRL_DYN_RANGE = 0x04, + AUDIO20_MPD_CTRL_SCALING = 0x05, + AUDIO20_MPD_CTRL_HILO_SCALING = 0x06, + AUDIO20_MPD_CTRL_UNDERFLOW = 0x07, + AUDIO20_MPD_CTRL_OVERFLOW = 0x08, + AUDIO20_MPD_CTRL_DECODER_ERROR = 0x09, } audio20_MPEG_decoder_control_selector_t; /// A.17.13.2 AC-3 Decoder Control Selectors -typedef enum -{ - AUDIO20_AD_CTRL_UNDEF = 0x00, - AUDIO20_AD_CTRL_MODE = 0x01, - AUDIO20_AD_CTRL_DYN_RANGE = 0x02, - AUDIO20_AD_CTRL_SCALING = 0x03, - AUDIO20_AD_CTRL_HILO_SCALING = 0x04, - AUDIO20_AD_CTRL_UNDERFLOW = 0x05, - AUDIO20_AD_CTRL_OVERFLOW = 0x06, - AUDIO20_AD_CTRL_DECODER_ERROR = 0x07, +typedef enum { + AUDIO20_AD_CTRL_UNDEF = 0x00, + AUDIO20_AD_CTRL_MODE = 0x01, + AUDIO20_AD_CTRL_DYN_RANGE = 0x02, + AUDIO20_AD_CTRL_SCALING = 0x03, + AUDIO20_AD_CTRL_HILO_SCALING = 0x04, + AUDIO20_AD_CTRL_UNDERFLOW = 0x05, + AUDIO20_AD_CTRL_OVERFLOW = 0x06, + AUDIO20_AD_CTRL_DECODER_ERROR = 0x07, } audio20_AC3_decoder_control_selector_t; /// A.17.13.3 WMA Decoder Control Selectors -typedef enum -{ - AUDIO20_WD_CTRL_UNDEF = 0x00, - AUDIO20_WD_CTRL_UNDERFLOW = 0x01, - AUDIO20_WD_CTRL_OVERFLOW = 0x02, - AUDIO20_WD_CTRL_DECODER_ERROR = 0x03, +typedef enum { + AUDIO20_WD_CTRL_UNDEF = 0x00, + AUDIO20_WD_CTRL_UNDERFLOW = 0x01, + AUDIO20_WD_CTRL_OVERFLOW = 0x02, + AUDIO20_WD_CTRL_DECODER_ERROR = 0x03, } audio20_WMA_decoder_control_selector_t; /// A.17.13.4 DTS Decoder Control Selectors -typedef enum -{ - AUDIO20_DD_CTRL_UNDEF = 0x00, - AUDIO20_DD_CTRL_UNDERFLOW = 0x01, - AUDIO20_DD_CTRL_OVERFLOW = 0x02, - AUDIO20_DD_CTRL_DECODER_ERROR = 0x03, +typedef enum { + AUDIO20_DD_CTRL_UNDEF = 0x00, + AUDIO20_DD_CTRL_UNDERFLOW = 0x01, + AUDIO20_DD_CTRL_OVERFLOW = 0x02, + AUDIO20_DD_CTRL_DECODER_ERROR = 0x03, } audio20_DTS_decoder_control_selector_t; /// A.17.14 Endpoint Control Selectors -typedef enum -{ - AUDIO20_EP_CTRL_UNDEF = 0x00, - AUDIO20_EP_CTRL_PITCH = 0x01, - AUDIO20_EP_CTRL_DATA_OVERRUN = 0x02, - AUDIO20_EP_CTRL_DATA_UNDERRUN = 0x03, +typedef enum { + AUDIO20_EP_CTRL_UNDEF = 0x00, + AUDIO20_EP_CTRL_PITCH = 0x01, + AUDIO20_EP_CTRL_DATA_OVERRUN = 0x02, + AUDIO20_EP_CTRL_DATA_UNDERRUN = 0x03, } audio20_EP_control_selector_t; -/// Terminal Types - -/// 2.1 - Audio Class-Terminal Types UAC2 -typedef enum -{ - AUDIO20_TERM_TYPE_USB_UNDEFINED = 0x0100, - AUDIO20_TERM_TYPE_USB_STREAMING = 0x0101, - AUDIO20_TERM_TYPE_USB_VENDOR_SPEC = 0x01FF, -} audio20_terminal_type_t; - -/// 2.2 - Audio Class-Input Terminal Types UAC2 -typedef enum -{ - AUDIO20_TERM_TYPE_IN_UNDEFINED = 0x0200, - AUDIO20_TERM_TYPE_IN_GENERIC_MIC = 0x0201, - AUDIO20_TERM_TYPE_IN_DESKTOP_MIC = 0x0202, - AUDIO20_TERM_TYPE_IN_PERSONAL_MIC = 0x0203, - AUDIO20_TERM_TYPE_IN_OMNI_MIC = 0x0204, - AUDIO20_TERM_TYPE_IN_ARRAY_MIC = 0x0205, - AUDIO20_TERM_TYPE_IN_PROC_ARRAY_MIC = 0x0206, -} audio20_terminal_input_type_t; - -/// 2.3 - Audio Class-Output Terminal Types UAC2 -typedef enum -{ - AUDIO20_TERM_TYPE_OUT_UNDEFINED = 0x0300, - AUDIO20_TERM_TYPE_OUT_GENERIC_SPEAKER = 0x0301, - AUDIO20_TERM_TYPE_OUT_HEADPHONES = 0x0302, - AUDIO20_TERM_TYPE_OUT_HEAD_MNT_DISP_AUIDO = 0x0303, - AUDIO20_TERM_TYPE_OUT_DESKTOP_SPEAKER = 0x0304, - AUDIO20_TERM_TYPE_OUT_ROOM_SPEAKER = 0x0305, - AUDIO20_TERM_TYPE_OUT_COMMUNICATION_SPEAKER = 0x0306, - AUDIO20_TERM_TYPE_OUT_LOW_FRQ_EFFECTS_SPEAKER = 0x0307, -} audio20_terminal_output_type_t; - -/// Rest is yet to be implemented - /// Additional Audio Device Class Codes - Source: Audio Data Formats /// A.1 - Audio Class-Format Type Codes UAC2 -typedef enum -{ - AUDIO20_FORMAT_TYPE_UNDEFINED = 0x00, - AUDIO20_FORMAT_TYPE_I = 0x01, - AUDIO20_FORMAT_TYPE_II = 0x02, - AUDIO20_FORMAT_TYPE_III = 0x03, - AUDIO20_FORMAT_TYPE_IV = 0x04, - AUDIO20_EXT_FORMAT_TYPE_I = 0x81, - AUDIO20_EXT_FORMAT_TYPE_II = 0x82, - AUDIO20_EXT_FORMAT_TYPE_III = 0x83, +typedef enum { + AUDIO20_FORMAT_TYPE_UNDEFINED = 0x00, + AUDIO20_FORMAT_TYPE_I = 0x01, + AUDIO20_FORMAT_TYPE_II = 0x02, + AUDIO20_FORMAT_TYPE_III = 0x03, + AUDIO20_FORMAT_TYPE_IV = 0x04, + AUDIO20_EXT_FORMAT_TYPE_I = 0x81, + AUDIO20_EXT_FORMAT_TYPE_II = 0x82, + AUDIO20_EXT_FORMAT_TYPE_III = 0x83, } audio20_format_type_t; // A.2.1 - Audio Class-Audio Data Format Type I UAC2 -typedef enum -{ - AUDIO20_DATA_FORMAT_TYPE_I_PCM = (uint32_t) (1 << 0), - AUDIO20_DATA_FORMAT_TYPE_I_PCM8 = (uint32_t) (1 << 1), - AUDIO20_DATA_FORMAT_TYPE_I_IEEE_FLOAT = (uint32_t) (1 << 2), - AUDIO20_DATA_FORMAT_TYPE_I_ALAW = (uint32_t) (1 << 3), - AUDIO20_DATA_FORMAT_TYPE_I_MULAW = (uint32_t) (1 << 4), - AUDIO20_DATA_FORMAT_TYPE_I_RAW_DATA = 0x80000000u, +typedef enum { + AUDIO20_DATA_FORMAT_TYPE_I_PCM = (uint32_t) (1 << 0), + AUDIO20_DATA_FORMAT_TYPE_I_PCM8 = (uint32_t) (1 << 1), + AUDIO20_DATA_FORMAT_TYPE_I_IEEE_FLOAT = (uint32_t) (1 << 2), + AUDIO20_DATA_FORMAT_TYPE_I_ALAW = (uint32_t) (1 << 3), + AUDIO20_DATA_FORMAT_TYPE_I_MULAW = (uint32_t) (1 << 4), + AUDIO20_DATA_FORMAT_TYPE_I_RAW_DATA = 0x80000000u, } audio20_data_format_type_I_t; /// Audio Class-Audio Channel Configuration UAC2 (Table A-11) -typedef enum -{ - AUDIO20_CHANNEL_CONFIG_NON_PREDEFINED = 0x00000000, - AUDIO20_CHANNEL_CONFIG_FRONT_LEFT = 0x00000001, - AUDIO20_CHANNEL_CONFIG_FRONT_RIGHT = 0x00000002, - AUDIO20_CHANNEL_CONFIG_FRONT_CENTER = 0x00000004, - AUDIO20_CHANNEL_CONFIG_LOW_FRQ_EFFECTS = 0x00000008, - AUDIO20_CHANNEL_CONFIG_BACK_LEFT = 0x00000010, - AUDIO20_CHANNEL_CONFIG_BACK_RIGHT = 0x00000020, +typedef enum { + AUDIO20_CHANNEL_CONFIG_NON_PREDEFINED = 0x00000000, + AUDIO20_CHANNEL_CONFIG_FRONT_LEFT = 0x00000001, + AUDIO20_CHANNEL_CONFIG_FRONT_RIGHT = 0x00000002, + AUDIO20_CHANNEL_CONFIG_FRONT_CENTER = 0x00000004, + AUDIO20_CHANNEL_CONFIG_LOW_FRQ_EFFECTS = 0x00000008, + AUDIO20_CHANNEL_CONFIG_BACK_LEFT = 0x00000010, + AUDIO20_CHANNEL_CONFIG_BACK_RIGHT = 0x00000020, AUDIO20_CHANNEL_CONFIG_FRONT_LEFT_OF_CENTER = 0x00000040, AUDIO20_CHANNEL_CONFIG_FRONT_RIGHT_OF_CENTER = 0x00000080, - AUDIO20_CHANNEL_CONFIG_BACK_CENTER = 0x00000100, - AUDIO20_CHANNEL_CONFIG_SIDE_LEFT = 0x00000200, - AUDIO20_CHANNEL_CONFIG_SIDE_RIGHT = 0x00000400, - AUDIO20_CHANNEL_CONFIG_TOP_CENTER = 0x00000800, - AUDIO20_CHANNEL_CONFIG_TOP_FRONT_LEFT = 0x00001000, - AUDIO20_CHANNEL_CONFIG_TOP_FRONT_CENTER = 0x00002000, - AUDIO20_CHANNEL_CONFIG_TOP_FRONT_RIGHT = 0x00004000, - AUDIO20_CHANNEL_CONFIG_TOP_BACK_LEFT = 0x00008000, - AUDIO20_CHANNEL_CONFIG_TOP_BACK_CENTER = 0x00010000, - AUDIO20_CHANNEL_CONFIG_TOP_BACK_RIGHT = 0x00020000, + AUDIO20_CHANNEL_CONFIG_BACK_CENTER = 0x00000100, + AUDIO20_CHANNEL_CONFIG_SIDE_LEFT = 0x00000200, + AUDIO20_CHANNEL_CONFIG_SIDE_RIGHT = 0x00000400, + AUDIO20_CHANNEL_CONFIG_TOP_CENTER = 0x00000800, + AUDIO20_CHANNEL_CONFIG_TOP_FRONT_LEFT = 0x00001000, + AUDIO20_CHANNEL_CONFIG_TOP_FRONT_CENTER = 0x00002000, + AUDIO20_CHANNEL_CONFIG_TOP_FRONT_RIGHT = 0x00004000, + AUDIO20_CHANNEL_CONFIG_TOP_BACK_LEFT = 0x00008000, + AUDIO20_CHANNEL_CONFIG_TOP_BACK_CENTER = 0x00010000, + AUDIO20_CHANNEL_CONFIG_TOP_BACK_RIGHT = 0x00020000, AUDIO20_CHANNEL_CONFIG_TOP_FRONT_LEFT_OF_CENTER = 0x00040000, AUDIO20_CHANNEL_CONFIG_TOP_FRONT_RIGHT_OF_CENTER = 0x00080000, AUDIO20_CHANNEL_CONFIG_LEFT_LOW_FRQ_EFFECTS = 0x00100000, AUDIO20_CHANNEL_CONFIG_RIGHT_LOW_FRQ_EFFECTS = 0x00200000, - AUDIO20_CHANNEL_CONFIG_TOP_SIDE_LEFT = 0x00400000, - AUDIO20_CHANNEL_CONFIG_TOP_SIDE_RIGHT = 0x00800000, - AUDIO20_CHANNEL_CONFIG_BOTTOM_CENTER = 0x01000000, - AUDIO20_CHANNEL_CONFIG_BACK_LEFT_OF_CENTER = 0x02000000, + AUDIO20_CHANNEL_CONFIG_TOP_SIDE_LEFT = 0x00400000, + AUDIO20_CHANNEL_CONFIG_TOP_SIDE_RIGHT = 0x00800000, + AUDIO20_CHANNEL_CONFIG_BOTTOM_CENTER = 0x01000000, + AUDIO20_CHANNEL_CONFIG_BACK_LEFT_OF_CENTER = 0x02000000, AUDIO20_CHANNEL_CONFIG_BACK_RIGHT_OF_CENTER = 0x04000000, - AUDIO20_CHANNEL_CONFIG_RAW_DATA = 0x80000000, + AUDIO20_CHANNEL_CONFIG_RAW_DATA = 0x80000000, } audio20_channel_config_t; /// All remaining definitions are taken from the descriptor descriptions in the UAC2 main specification /// Audio Class-Control Values UAC2 -typedef enum -{ - AUDIO20_CTRL_NONE = 0x00, ///< No Host access - AUDIO20_CTRL_R = 0x01, ///< Host read access only - AUDIO20_CTRL_RW = 0x03, ///< Host read write access +typedef enum { + AUDIO20_CTRL_NONE = 0x00,///< No Host access + AUDIO20_CTRL_R = 0x01, ///< Host read access only + AUDIO20_CTRL_RW = 0x03, ///< Host read write access } audio20_control_t; /// Audio Class-Specific AC Interface Descriptor Controls UAC2 -typedef enum -{ - AUDIO20_CS_AS_INTERFACE_CTRL_LATENCY_POS = 0, +typedef enum { + AUDIO20_CS_AS_INTERFACE_CTRL_LATENCY_POS = 0, } audio20_cs_ac_interface_control_pos_t; /// Audio Class-Specific AS Interface Descriptor Controls UAC2 -typedef enum -{ - AUDIO20_CS_AS_INTERFACE_CTRL_ACTIVE_ALT_SET_POS = 0, - AUDIO20_CS_AS_INTERFACE_CTRL_VALID_ALT_SET_POS = 2, +typedef enum { + AUDIO20_CS_AS_INTERFACE_CTRL_ACTIVE_ALT_SET_POS = 0, + AUDIO20_CS_AS_INTERFACE_CTRL_VALID_ALT_SET_POS = 2, } audio20_cs_as_interface_control_pos_t; /// Audio Class-Specific AS Isochronous Data EP Attributes UAC2 -typedef enum -{ - AUDIO20_CS_AS_ISO_DATA_EP_ATT_MAX_PACKETS_ONLY = 0x80, - AUDIO20_CS_AS_ISO_DATA_EP_ATT_NON_MAX_PACKETS_OK = 0x00, +typedef enum { + AUDIO20_CS_AS_ISO_DATA_EP_ATT_MAX_PACKETS_ONLY = 0x80, + AUDIO20_CS_AS_ISO_DATA_EP_ATT_NON_MAX_PACKETS_OK = 0x00, } audio20_cs_as_iso_data_ep_attribute_t; /// Audio Class-Specific AS Isochronous Data EP Controls UAC2 -typedef enum -{ - AUDIO20_CS_AS_ISO_DATA_EP_CTRL_PITCH_POS = 0, - AUDIO20_CS_AS_ISO_DATA_EP_CTRL_DATA_OVERRUN_POS = 2, - AUDIO20_CS_AS_ISO_DATA_EP_CTRL_DATA_UNDERRUN_POS = 4, +typedef enum { + AUDIO20_CS_AS_ISO_DATA_EP_CTRL_PITCH_POS = 0, + AUDIO20_CS_AS_ISO_DATA_EP_CTRL_DATA_OVERRUN_POS = 2, + AUDIO20_CS_AS_ISO_DATA_EP_CTRL_DATA_UNDERRUN_POS = 4, } audio20_cs_as_iso_data_ep_control_pos_t; /// Audio Class-Specific AS Isochronous Data EP Lock Delay Units UAC2 -typedef enum -{ - AUDIO20_CS_AS_ISO_DATA_EP_LOCK_DELAY_UNIT_UNDEFINED = 0x00, - AUDIO20_CS_AS_ISO_DATA_EP_LOCK_DELAY_UNIT_MILLISEC = 0x01, - AUDIO20_CS_AS_ISO_DATA_EP_LOCK_DELAY_UNIT_PCM_SAMPLES = 0x02, +typedef enum { + AUDIO20_CS_AS_ISO_DATA_EP_LOCK_DELAY_UNIT_UNDEFINED = 0x00, + AUDIO20_CS_AS_ISO_DATA_EP_LOCK_DELAY_UNIT_MILLISEC = 0x01, + AUDIO20_CS_AS_ISO_DATA_EP_LOCK_DELAY_UNIT_PCM_SAMPLES = 0x02, } audio20_cs_as_iso_data_ep_lock_delay_unit_t; /// Audio Class-Clock Source Attributes UAC2 -typedef enum -{ - AUDIO20_CLOCK_SOURCE_ATT_EXT_CLK = 0x00, - AUDIO20_CLOCK_SOURCE_ATT_INT_FIX_CLK = 0x01, - AUDIO20_CLOCK_SOURCE_ATT_INT_VAR_CLK = 0x02, - AUDIO20_CLOCK_SOURCE_ATT_INT_PRO_CLK = 0x03, - AUDIO20_CLOCK_SOURCE_ATT_CLK_SYC_SOF = 0x04, +typedef enum { + AUDIO20_CLOCK_SOURCE_ATT_EXT_CLK = 0x00, + AUDIO20_CLOCK_SOURCE_ATT_INT_FIX_CLK = 0x01, + AUDIO20_CLOCK_SOURCE_ATT_INT_VAR_CLK = 0x02, + AUDIO20_CLOCK_SOURCE_ATT_INT_PRO_CLK = 0x03, + AUDIO20_CLOCK_SOURCE_ATT_CLK_SYC_SOF = 0x04, } audio20_clock_source_attribute_t; /// Audio Class-Clock Source Controls UAC2 -typedef enum -{ - AUDIO20_CLOCK_SOURCE_CTRL_CLK_FRQ_POS = 0, - AUDIO20_CLOCK_SOURCE_CTRL_CLK_VAL_POS = 2, +typedef enum { + AUDIO20_CLOCK_SOURCE_CTRL_CLK_FRQ_POS = 0, + AUDIO20_CLOCK_SOURCE_CTRL_CLK_VAL_POS = 2, } audio20_clock_source_control_pos_t; /// Audio Class-Clock Selector Controls UAC2 -typedef enum -{ - AUDIO20_CLOCK_SELECTOR_CTRL_POS = 0, +typedef enum { + AUDIO20_CLOCK_SELECTOR_CTRL_POS = 0, } audio20_clock_selector_control_pos_t; /// Audio Class-Clock Multiplier Controls UAC2 -typedef enum -{ - AUDIO20_CLOCK_MULTIPLIER_CTRL_NUMERATOR_POS = 0, - AUDIO20_CLOCK_MULTIPLIER_CTRL_DENOMINATOR_POS = 2, +typedef enum { + AUDIO20_CLOCK_MULTIPLIER_CTRL_NUMERATOR_POS = 0, + AUDIO20_CLOCK_MULTIPLIER_CTRL_DENOMINATOR_POS = 2, } audio20_clock_multiplier_control_pos_t; /// Audio Class-Input Terminal Controls UAC2 -typedef enum -{ - AUDIO20_IN_TERM_CTRL_CPY_PROT_POS = 0, - AUDIO20_IN_TERM_CTRL_CONNECTOR_POS = 2, - AUDIO20_IN_TERM_CTRL_OVERLOAD_POS = 4, - AUDIO20_IN_TERM_CTRL_CLUSTER_POS = 6, - AUDIO20_IN_TERM_CTRL_UNDERFLOW_POS = 8, - AUDIO20_IN_TERM_CTRL_OVERFLOW_POS = 10, +typedef enum { + AUDIO20_IN_TERM_CTRL_CPY_PROT_POS = 0, + AUDIO20_IN_TERM_CTRL_CONNECTOR_POS = 2, + AUDIO20_IN_TERM_CTRL_OVERLOAD_POS = 4, + AUDIO20_IN_TERM_CTRL_CLUSTER_POS = 6, + AUDIO20_IN_TERM_CTRL_UNDERFLOW_POS = 8, + AUDIO20_IN_TERM_CTRL_OVERFLOW_POS = 10, } audio20_terminal_input_control_pos_t; /// Audio Class-Output Terminal Controls UAC2 -typedef enum -{ - AUDIO20_OUT_TERM_CTRL_CPY_PROT_POS = 0, - AUDIO20_OUT_TERM_CTRL_CONNECTOR_POS = 2, - AUDIO20_OUT_TERM_CTRL_OVERLOAD_POS = 4, - AUDIO20_OUT_TERM_CTRL_UNDERFLOW_POS = 6, - AUDIO20_OUT_TERM_CTRL_OVERFLOW_POS = 8, +typedef enum { + AUDIO20_OUT_TERM_CTRL_CPY_PROT_POS = 0, + AUDIO20_OUT_TERM_CTRL_CONNECTOR_POS = 2, + AUDIO20_OUT_TERM_CTRL_OVERLOAD_POS = 4, + AUDIO20_OUT_TERM_CTRL_UNDERFLOW_POS = 6, + AUDIO20_OUT_TERM_CTRL_OVERFLOW_POS = 8, } audio20_terminal_output_control_pos_t; /// Audio Class-Feature Unit Controls UAC2 -typedef enum -{ - AUDIO20_FEATURE_UNIT_CTRL_MUTE_POS = 0, - AUDIO20_FEATURE_UNIT_CTRL_VOLUME_POS = 2, - AUDIO20_FEATURE_UNIT_CTRL_BASS_POS = 4, - AUDIO20_FEATURE_UNIT_CTRL_MID_POS = 6, - AUDIO20_FEATURE_UNIT_CTRL_TREBLE_POS = 8, - AUDIO20_FEATURE_UNIT_CTRL_GRAPHIC_EQU_POS = 10, - AUDIO20_FEATURE_UNIT_CTRL_AGC_POS = 12, - AUDIO20_FEATURE_UNIT_CTRL_DELAY_POS = 14, - AUDIO20_FEATURE_UNIT_CTRL_BASS_BOOST_POS = 16, - AUDIO20_FEATURE_UNIT_CTRL_LOUDNESS_POS = 18, - AUDIO20_FEATURE_UNIT_CTRL_INPUT_GAIN_POS = 20, - AUDIO20_FEATURE_UNIT_CTRL_INPUT_GAIN_PAD_POS = 22, - AUDIO20_FEATURE_UNIT_CTRL_PHASE_INV_POS = 24, - AUDIO20_FEATURE_UNIT_CTRL_UNDERFLOW_POS = 26, - AUDIO20_FEATURE_UNIT_CTRL_OVERFLOW_POS = 28, +typedef enum { + AUDIO20_FEATURE_UNIT_CTRL_MUTE_POS = 0, + AUDIO20_FEATURE_UNIT_CTRL_VOLUME_POS = 2, + AUDIO20_FEATURE_UNIT_CTRL_BASS_POS = 4, + AUDIO20_FEATURE_UNIT_CTRL_MID_POS = 6, + AUDIO20_FEATURE_UNIT_CTRL_TREBLE_POS = 8, + AUDIO20_FEATURE_UNIT_CTRL_GRAPHIC_EQU_POS = 10, + AUDIO20_FEATURE_UNIT_CTRL_AGC_POS = 12, + AUDIO20_FEATURE_UNIT_CTRL_DELAY_POS = 14, + AUDIO20_FEATURE_UNIT_CTRL_BASS_BOOST_POS = 16, + AUDIO20_FEATURE_UNIT_CTRL_LOUDNESS_POS = 18, + AUDIO20_FEATURE_UNIT_CTRL_INPUT_GAIN_POS = 20, + AUDIO20_FEATURE_UNIT_CTRL_INPUT_GAIN_PAD_POS = 22, + AUDIO20_FEATURE_UNIT_CTRL_PHASE_INV_POS = 24, + AUDIO20_FEATURE_UNIT_CTRL_UNDERFLOW_POS = 26, + AUDIO20_FEATURE_UNIT_CTRL_OVERFLOW_POS = 28, } audio20_feature_unit_control_pos_t; //--------------------------------------------------------------------+ @@ -1048,282 +1013,276 @@ typedef enum /// AUDIO Channel Cluster Descriptor UAC2 (4.1) typedef struct TU_ATTR_PACKED { - uint8_t bNrChannels; ///< Number of channels currently connected. - audio20_channel_config_t bmChannelConfig; ///< Bitmap according to 'audio20_channel_config_t' with a 1 set if channel is connected and 0 else. In case channels are non-predefined ignore them here (see UAC2 specification 4.1 Audio Channel Cluster Descriptor. - uint8_t iChannelNames; ///< Index of a string descriptor, describing the name of the first inserted channel with a non-predefined spatial location. + uint8_t bNrChannels; ///< Number of channels currently connected. + audio20_channel_config_t bmChannelConfig;///< Bitmap according to 'audio20_channel_config_t' with a 1 set if channel is connected and 0 else. In case channels are non-predefined ignore them here (see UAC2 specification 4.1 Audio Channel Cluster Descriptor. + uint8_t iChannelNames; ///< Index of a string descriptor, describing the name of the first inserted channel with a non-predefined spatial location. } audio20_desc_channel_cluster_t; /// AUDIO Class-Specific AC Interface Header Descriptor UAC2 (4.7.2) -typedef struct TU_ATTR_PACKED -{ - uint8_t bLength ; ///< Size of this descriptor in bytes: 9. - uint8_t bDescriptorType ; ///< Descriptor Type. Value: TUSB_DESC_CS_INTERFACE. - uint8_t bDescriptorSubType ; ///< Descriptor SubType. Value: AUDIO20_CS_AC_INTERFACE_HEADER. - uint16_t bcdADC ; ///< Audio Device Class Specification Release Number in Binary-Coded Decimal. Value: U16_TO_U8S_LE(0x0200). - uint8_t bCategory ; ///< Constant, indicating the primary use of this audio function, as intended by the manufacturer. See: audio20_function_code_t. - uint16_t wTotalLength ; ///< Total number of bytes returned for the class-specific AudioControl interface descriptor. Includes the combined length of this descriptor header and all Clock Source, Unit and Terminal descriptors. - uint8_t bmControls ; ///< See: audio20_cs_ac_interface_control_pos_t. +typedef struct TU_ATTR_PACKED { + uint8_t bLength; ///< Size of this descriptor in bytes: 9. + uint8_t bDescriptorType; ///< Descriptor Type. Value: TUSB_DESC_CS_INTERFACE. + uint8_t bDescriptorSubType;///< Descriptor SubType. Value: AUDIO20_CS_AC_INTERFACE_HEADER. + uint16_t bcdADC; ///< Audio Device Class Specification Release Number in Binary-Coded Decimal. Value: U16_TO_U8S_LE(0x0200). + uint8_t bCategory; ///< Constant, indicating the primary use of this audio function, as intended by the manufacturer. See: audio20_function_code_t. + uint16_t wTotalLength; ///< Total number of bytes returned for the class-specific AudioControl interface descriptor. Includes the combined length of this descriptor header and all Clock Source, Unit and Terminal descriptors. + uint8_t bmControls; ///< See: audio20_cs_ac_interface_control_pos_t. } audio20_desc_cs_ac_interface_t; TU_VERIFY_STATIC(sizeof(audio20_desc_cs_ac_interface_t) == 9, "size is not correct"); /// AUDIO Clock Source Descriptor UAC2 (4.7.2.1) -typedef struct TU_ATTR_PACKED -{ - uint8_t bLength ; ///< Size of this descriptor in bytes: 8. - uint8_t bDescriptorType ; ///< Descriptor Type. Value: TUSB_DESC_CS_INTERFACE. - uint8_t bDescriptorSubType ; ///< Descriptor SubType. Value: AUDIO20_CS_AC_INTERFACE_CLOCK_SOURCE. - uint8_t bClockID ; ///< Constant uniquely identifying the Clock Source Entity within the audio function. This value is used in all requests to address this Entity. - uint8_t bmAttributes ; ///< See: audio20_clock_source_attribute_t. - uint8_t bmControls ; ///< See: audio20_clock_source_control_pos_t. - uint8_t bAssocTerminal ; ///< Terminal ID of the Terminal that is associated with this Clock Source. - uint8_t iClockSource ; ///< Index of a string descriptor, describing the Clock Source Entity. +typedef struct TU_ATTR_PACKED { + uint8_t bLength; ///< Size of this descriptor in bytes: 8. + uint8_t bDescriptorType; ///< Descriptor Type. Value: TUSB_DESC_CS_INTERFACE. + uint8_t bDescriptorSubType;///< Descriptor SubType. Value: AUDIO20_CS_AC_INTERFACE_CLOCK_SOURCE. + uint8_t bClockID; ///< Constant uniquely identifying the Clock Source Entity within the audio function. This value is used in all requests to address this Entity. + uint8_t bmAttributes; ///< See: audio20_clock_source_attribute_t. + uint8_t bmControls; ///< See: audio20_clock_source_control_pos_t. + uint8_t bAssocTerminal; ///< Terminal ID of the Terminal that is associated with this Clock Source. + uint8_t iClockSource; ///< Index of a string descriptor, describing the Clock Source Entity. } audio20_desc_clock_source_t; /// AUDIO Clock Selector Descriptor UAC2 (4.7.2.2) for ONE pin -typedef struct TU_ATTR_PACKED -{ - uint8_t bLength ; ///< Size of this descriptor, in bytes: 7+p. - uint8_t bDescriptorType ; ///< Descriptor Type. Value: TUSB_DESC_CS_INTERFACE. - uint8_t bDescriptorSubType ; ///< Descriptor SubType. Value: AUDIO20_CS_AC_INTERFACE_CLOCK_SELECTOR. - uint8_t bClockID ; ///< Constant uniquely identifying the Clock Selector Entity within the audio function. This value is used in all requests to address this Entity. - uint8_t bNrInPins ; ///< Number of Input Pins of this Unit: p = 1 thus bNrInPins = 1. - uint8_t baCSourceID ; ///< ID of the Clock Entity to which the first Clock Input Pin of this Clock Selector Entity is connected.. - uint8_t bmControls ; ///< See: audio20_clock_selector_control_pos_t. - uint8_t iClockSource ; ///< Index of a string descriptor, describing the Clock Selector Entity. +typedef struct TU_ATTR_PACKED { + uint8_t bLength; ///< Size of this descriptor, in bytes: 7+p. + uint8_t bDescriptorType; ///< Descriptor Type. Value: TUSB_DESC_CS_INTERFACE. + uint8_t bDescriptorSubType;///< Descriptor SubType. Value: AUDIO20_CS_AC_INTERFACE_CLOCK_SELECTOR. + uint8_t bClockID; ///< Constant uniquely identifying the Clock Selector Entity within the audio function. This value is used in all requests to address this Entity. + uint8_t bNrInPins; ///< Number of Input Pins of this Unit: p = 1 thus bNrInPins = 1. + uint8_t baCSourceID; ///< ID of the Clock Entity to which the first Clock Input Pin of this Clock Selector Entity is connected.. + uint8_t bmControls; ///< See: audio20_clock_selector_control_pos_t. + uint8_t iClockSource; ///< Index of a string descriptor, describing the Clock Selector Entity. } audio20_desc_clock_selector_t; /// AUDIO Clock Selector Descriptor (4.7.2.2) for multiple pins #define audio20_desc_clock_selector_n_t(source_num) \ - struct TU_ATTR_PACKED { \ - uint8_t bLength ; \ - uint8_t bDescriptorType ; \ - uint8_t bDescriptorSubType ; \ - uint8_t bClockID ; \ - uint8_t bNrInPins ; \ - struct TU_ATTR_PACKED { \ - uint8_t baSourceID ; \ - } sourceID[source_num] ; \ - uint8_t bmControls ; \ - uint8_t iClockSource ; \ -} + struct TU_ATTR_PACKED { \ + uint8_t bLength; \ + uint8_t bDescriptorType; \ + uint8_t bDescriptorSubType; \ + uint8_t bClockID; \ + uint8_t bNrInPins; \ + struct TU_ATTR_PACKED { \ + uint8_t baSourceID; \ + } sourceID[source_num]; \ + uint8_t bmControls; \ + uint8_t iClockSource; \ + } /// AUDIO Clock Multiplier Descriptor UAC2 (4.7.2.3) -typedef struct TU_ATTR_PACKED -{ - uint8_t bLength ; ///< Size of this descriptor, in bytes: 7. - uint8_t bDescriptorType ; ///< Descriptor Type. Value: TUSB_DESC_CS_INTERFACE. - uint8_t bDescriptorSubType ; ///< Descriptor SubType. Value: AUDIO20_CS_AC_INTERFACE_CLOCK_MULTIPLIER. - uint8_t bClockID ; ///< Constant uniquely identifying the Clock Multiplier Entity within the audio function. This value is used in all requests to address this Entity. - uint8_t bCSourceID ; ///< ID of the Clock Entity to which the last Clock Input Pin of this Clock Selector Entity is connected. - uint8_t bmControls ; ///< See: audio20_clock_multiplier_control_pos_t. - uint8_t iClockSource ; ///< Index of a string descriptor, describing the Clock Multiplier Entity. +typedef struct TU_ATTR_PACKED { + uint8_t bLength; ///< Size of this descriptor, in bytes: 7. + uint8_t bDescriptorType; ///< Descriptor Type. Value: TUSB_DESC_CS_INTERFACE. + uint8_t bDescriptorSubType;///< Descriptor SubType. Value: AUDIO20_CS_AC_INTERFACE_CLOCK_MULTIPLIER. + uint8_t bClockID; ///< Constant uniquely identifying the Clock Multiplier Entity within the audio function. This value is used in all requests to address this Entity. + uint8_t bCSourceID; ///< ID of the Clock Entity to which the last Clock Input Pin of this Clock Selector Entity is connected. + uint8_t bmControls; ///< See: audio20_clock_multiplier_control_pos_t. + uint8_t iClockSource; ///< Index of a string descriptor, describing the Clock Multiplier Entity. } audio20_desc_clock_multiplier_t; /// AUDIO Input Terminal Descriptor(4.7.2.4) -typedef struct TU_ATTR_PACKED -{ - uint8_t bLength ; ///< Size of this descriptor, in bytes: 17. - uint8_t bDescriptorType ; ///< Descriptor Type. Value: TUSB_DESC_CS_INTERFACE. - uint8_t bDescriptorSubType ; ///< Descriptor SubType. Value: AUDIO_CS_AC_INTERFACE_INPUT_TERMINAL. - uint8_t bTerminalID ; ///< Constant uniquely identifying the Terminal within the audio function. This value is used in all requests to address this terminal. - uint16_t wTerminalType ; ///< Constant characterizing the type of Terminal. See: audio_terminal_type_t for USB streaming and audio_terminal_input_type_t for other input types. - uint8_t bAssocTerminal ; ///< ID of the Output Terminal to which this Input Terminal is associated. - uint8_t bCSourceID ; ///< ID of the Clock Entity to which this Input Terminal is connected. - uint8_t bNrChannels ; ///< Number of logical output channels in the Terminal’s output audio channel cluster. - uint32_t bmChannelConfig ; ///< Describes the spatial location of the logical channels. See:audio20_channel_config_t. - uint8_t iChannelNames ; ///< Index of a string descriptor, describing the name of the first logical channel. - uint16_t bmControls ; ///< See: audio_terminal_input_control_pos_t. - uint8_t iTerminal ; ///< Index of a string descriptor, describing the Input Terminal. +typedef struct TU_ATTR_PACKED { + uint8_t bLength; ///< Size of this descriptor, in bytes: 17. + uint8_t bDescriptorType; ///< Descriptor Type. Value: TUSB_DESC_CS_INTERFACE. + uint8_t bDescriptorSubType;///< Descriptor SubType. Value: AUDIO_CS_AC_INTERFACE_INPUT_TERMINAL. + uint8_t bTerminalID; ///< Constant uniquely identifying the Terminal within the audio function. This value is used in all requests to address this terminal. + uint16_t wTerminalType; ///< Constant characterizing the type of Terminal. See: audio_terminal_type_t for USB streaming and audio_terminal_input_type_t for other input types. + uint8_t bAssocTerminal; ///< ID of the Output Terminal to which this Input Terminal is associated. + uint8_t bCSourceID; ///< ID of the Clock Entity to which this Input Terminal is connected. + uint8_t bNrChannels; ///< Number of logical output channels in the Terminal’s output audio channel cluster. + uint32_t bmChannelConfig; ///< Describes the spatial location of the logical channels. See:audio20_channel_config_t. + uint8_t iChannelNames; ///< Index of a string descriptor, describing the name of the first logical channel. + uint16_t bmControls; ///< See: audio_terminal_input_control_pos_t. + uint8_t iTerminal; ///< Index of a string descriptor, describing the Input Terminal. } audio20_desc_input_terminal_t; /// AUDIO Output Terminal Descriptor UAC2 (4.7.2.5) -typedef struct TU_ATTR_PACKED -{ - uint8_t bLength ; ///< Size of this descriptor, in bytes: 12. - uint8_t bDescriptorType ; ///< Descriptor Type. Value: TUSB_DESC_CS_INTERFACE. - uint8_t bDescriptorSubType ; ///< Descriptor SubType. Value: AUDIO20_CS_AC_INTERFACE_OUTPUT_TERMINAL. - uint8_t bTerminalID ; ///< Constant uniquely identifying the Terminal within the audio function. This value is used in all requests to address this Terminal. - uint16_t wTerminalType ; ///< Constant characterizing the type of Terminal. See: audio20_terminal_type_t for USB streaming and audio20_terminal_output_type_t for other output types. - uint8_t bAssocTerminal ; ///< Constant, identifying the Input Terminal to which this Output Terminal is associated. - uint8_t bSourceID ; ///< ID of the Unit or Terminal to which this Terminal is connected. - uint8_t bCSourceID ; ///< ID of the Clock Entity to which this Output Terminal is connected. - uint16_t bmControls ; ///< See: audio20_terminal_output_control_pos_t. - uint8_t iTerminal ; ///< Index of a string descriptor, describing the Output Terminal. +typedef struct TU_ATTR_PACKED { + uint8_t bLength; ///< Size of this descriptor, in bytes: 12. + uint8_t bDescriptorType; ///< Descriptor Type. Value: TUSB_DESC_CS_INTERFACE. + uint8_t bDescriptorSubType;///< Descriptor SubType. Value: AUDIO20_CS_AC_INTERFACE_OUTPUT_TERMINAL. + uint8_t bTerminalID; ///< Constant uniquely identifying the Terminal within the audio function. This value is used in all requests to address this Terminal. + uint16_t wTerminalType; ///< Constant characterizing the type of Terminal. See: audio20_terminal_type_t for USB streaming and audio20_terminal_output_type_t for other output types. + uint8_t bAssocTerminal; ///< Constant, identifying the Input Terminal to which this Output Terminal is associated. + uint8_t bSourceID; ///< ID of the Unit or Terminal to which this Terminal is connected. + uint8_t bCSourceID; ///< ID of the Clock Entity to which this Output Terminal is connected. + uint16_t bmControls; ///< See: audio20_terminal_output_control_pos_t. + uint8_t iTerminal; ///< Index of a string descriptor, describing the Output Terminal. } audio20_desc_output_terminal_t; /// AUDIO Feature Unit Descriptor UAC2 (4.7.2.8) for ONE channel -typedef struct TU_ATTR_PACKED -{ - uint8_t bLength ; ///< Size of this descriptor, in bytes: 14. - uint8_t bDescriptorType ; ///< Descriptor Type. Value: TUSB_DESC_CS_INTERFACE. - uint8_t bDescriptorSubType ; ///< Descriptor SubType. Value: AUDIO20_CS_AC_INTERFACE_FEATURE_UNIT. - uint8_t bUnitID ; ///< Constant uniquely identifying the Unit within the audio function. This value is used in all requests to address this Unit. - uint8_t bSourceID ; ///< ID of the Unit or Terminal to which this Feature Unit is connected. +typedef struct TU_ATTR_PACKED { + uint8_t bLength; ///< Size of this descriptor, in bytes: 14. + uint8_t bDescriptorType; ///< Descriptor Type. Value: TUSB_DESC_CS_INTERFACE. + uint8_t bDescriptorSubType;///< Descriptor SubType. Value: AUDIO20_CS_AC_INTERFACE_FEATURE_UNIT. + uint8_t bUnitID; ///< Constant uniquely identifying the Unit within the audio function. This value is used in all requests to address this Unit. + uint8_t bSourceID; ///< ID of the Unit or Terminal to which this Feature Unit is connected. struct TU_ATTR_PACKED { - uint32_t bmaControls ; ///< See: audio20_feature_unit_control_pos_t. Controls0 is master channel 0 (always present) and Controls1 is logical channel 1. - } controls[2] ; - uint8_t iTerminal ; ///< Index of a string descriptor, describing this Feature Unit. + uint32_t bmaControls;///< See: audio20_feature_unit_control_pos_t. Controls0 is master channel 0 (always present) and Controls1 is logical channel 1. + } controls[2]; + uint8_t iTerminal;///< Index of a string descriptor, describing this Feature Unit. } audio20_desc_feature_unit_t; /// AUDIO Feature Unit Descriptor(4.7.2.8) for multiple channels -#define audio20_desc_feature_unit_n_t(ch_num)\ - struct TU_ATTR_PACKED { \ - uint8_t bLength ; /* 6+(ch_num+1)*4 */\ - uint8_t bDescriptorType ; \ - uint8_t bDescriptorSubType ; \ - uint8_t bUnitID ; \ - uint8_t bSourceID ; \ - struct TU_ATTR_PACKED { \ - uint32_t bmaControls ; \ - } controls[ch_num+1] ; \ - uint8_t iTerminal ; \ -} +#define audio20_desc_feature_unit_n_t(ch_num) \ + struct TU_ATTR_PACKED { \ + uint8_t bLength; /* 6+(ch_num+1)*4 */ \ + uint8_t bDescriptorType; \ + uint8_t bDescriptorSubType; \ + uint8_t bUnitID; \ + uint8_t bSourceID; \ + struct TU_ATTR_PACKED { \ + uint32_t bmaControls; \ + } controls[ch_num + 1]; \ + uint8_t iTerminal; \ + } /// AUDIO Class-Specific AS Interface Descriptor(4.9.2) -typedef struct TU_ATTR_PACKED -{ - uint8_t bLength ; ///< Size of this descriptor, in bytes: 16. - uint8_t bDescriptorType ; ///< Descriptor Type. Value: TUSB_DESC_CS_INTERFACE. - uint8_t bDescriptorSubType ; ///< Descriptor SubType. Value: AUDIO20_CS_AS_INTERFACE_AS_GENERAL. - uint8_t bTerminalLink ; ///< The Terminal ID of the Terminal to which this interface is connected. - uint8_t bmControls ; ///< See: audio20_cs_as_interface_control_pos_t. - uint8_t bFormatType ; ///< Constant identifying the Format Type the AudioStreaming interface is using. See: audio20_format_type_t. - uint32_t bmFormats ; ///< The Audio Data Format(s) that can be used to communicate with this interface.See: audio20_data_format_type_I_t. - uint8_t bNrChannels ; ///< Number of physical channels in the AS Interface audio channel cluster. - uint32_t bmChannelConfig ; ///< Describes the spatial location of the physical channels. See: audio20_channel_config_t. - uint8_t iChannelNames ; ///< Index of a string descriptor, describing the name of the first physical channel. +typedef struct TU_ATTR_PACKED { + uint8_t bLength; ///< Size of this descriptor, in bytes: 16. + uint8_t bDescriptorType; ///< Descriptor Type. Value: TUSB_DESC_CS_INTERFACE. + uint8_t bDescriptorSubType;///< Descriptor SubType. Value: AUDIO20_CS_AS_INTERFACE_AS_GENERAL. + uint8_t bTerminalLink; ///< The Terminal ID of the Terminal to which this interface is connected. + uint8_t bmControls; ///< See: audio20_cs_as_interface_control_pos_t. + uint8_t bFormatType; ///< Constant identifying the Format Type the AudioStreaming interface is using. See: audio20_format_type_t. + uint32_t bmFormats; ///< The Audio Data Format(s) that can be used to communicate with this interface.See: audio20_data_format_type_I_t. + uint8_t bNrChannels; ///< Number of physical channels in the AS Interface audio channel cluster. + uint32_t bmChannelConfig; ///< Describes the spatial location of the physical channels. See: audio20_channel_config_t. + uint8_t iChannelNames; ///< Index of a string descriptor, describing the name of the first physical channel. } audio20_desc_cs_as_interface_t; /// AUDIO Type I Format Type Descriptor(2.3.1.6 - Audio Formats) -typedef struct TU_ATTR_PACKED -{ - uint8_t bLength ; ///< Size of this descriptor, in bytes: 6. - uint8_t bDescriptorType ; ///< Descriptor Type. Value: TUSB_DESC_CS_INTERFACE. - uint8_t bDescriptorSubType ; ///< Descriptor SubType. Value: AUDIO20_CS_AS_INTERFACE_FORMAT_TYPE. - uint8_t bFormatType ; ///< Constant identifying the Format Type the AudioStreaming interface is using. Value: AUDIO20_FORMAT_TYPE_I. - uint8_t bSubslotSize ; ///< The number of bytes occupied by one audio subslot. Can be 1, 2, 3 or 4. - uint8_t bBitResolution ; ///< The number of effectively used bits from the available bits in an audio subslot. +typedef struct TU_ATTR_PACKED { + uint8_t bLength; ///< Size of this descriptor, in bytes: 6. + uint8_t bDescriptorType; ///< Descriptor Type. Value: TUSB_DESC_CS_INTERFACE. + uint8_t bDescriptorSubType;///< Descriptor SubType. Value: AUDIO20_CS_AS_INTERFACE_FORMAT_TYPE. + uint8_t bFormatType; ///< Constant identifying the Format Type the AudioStreaming interface is using. Value: AUDIO20_FORMAT_TYPE_I. + uint8_t bSubslotSize; ///< The number of bytes occupied by one audio subslot. Can be 1, 2, 3 or 4. + uint8_t bBitResolution; ///< The number of effectively used bits from the available bits in an audio subslot. } audio20_desc_type_I_format_t; /// AUDIO Class-Specific AS Isochronous Audio Data Endpoint Descriptor(4.10.1.2) -typedef struct TU_ATTR_PACKED -{ - uint8_t bLength ; ///< Size of this descriptor, in bytes: 8. - uint8_t bDescriptorType ; ///< Descriptor Type. Value: TUSB_DESC_CS_ENDPOINT. - uint8_t bDescriptorSubType ; ///< Descriptor SubType. Value: AUDIO20_CS_EP_SUBTYPE_GENERAL. - uint8_t bmAttributes ; ///< See: audio20_cs_as_iso_data_ep_attribute_t. - uint8_t bmControls ; ///< See: audio20_cs_as_iso_data_ep_control_pos_t. - uint8_t bLockDelayUnits ; ///< Indicates the units used for the wLockDelay field. See: audio20_cs_as_iso_data_ep_lock_delay_unit_t. - uint16_t wLockDelay ; ///< Indicates the time it takes this endpoint to reliably lock its internal clock recovery circuitry. Units used depend on the value of the bLockDelayUnits field. +typedef struct TU_ATTR_PACKED { + uint8_t bLength; ///< Size of this descriptor, in bytes: 8. + uint8_t bDescriptorType; ///< Descriptor Type. Value: TUSB_DESC_CS_ENDPOINT. + uint8_t bDescriptorSubType;///< Descriptor SubType. Value: AUDIO20_CS_EP_SUBTYPE_GENERAL. + uint8_t bmAttributes; ///< See: audio20_cs_as_iso_data_ep_attribute_t. + uint8_t bmControls; ///< See: audio20_cs_as_iso_data_ep_control_pos_t. + uint8_t bLockDelayUnits; ///< Indicates the units used for the wLockDelay field. See: audio20_cs_as_iso_data_ep_lock_delay_unit_t. + uint16_t wLockDelay; ///< Indicates the time it takes this endpoint to reliably lock its internal clock recovery circuitry. Units used depend on the value of the bLockDelayUnits field. } audio20_desc_cs_as_iso_data_ep_t; // 5.2.2 Control Request Layout -typedef struct TU_ATTR_PACKED -{ - union - { - struct TU_ATTR_PACKED - { - uint8_t recipient : 5; ///< Recipient type tusb_request_recipient_t. - uint8_t type : 2; ///< Request type tusb_request_type_t. - uint8_t direction : 1; ///< Direction type. tusb_dir_t - } bmRequestType_bit; - - uint8_t bmRequestType; - }; +typedef struct TU_ATTR_PACKED { + union { + struct TU_ATTR_PACKED { + uint8_t recipient : 5;///< Recipient type tusb_request_recipient_t. + uint8_t type : 2; ///< Request type tusb_request_type_t. + uint8_t direction : 1;///< Direction type. tusb_dir_t + } bmRequestType_bit; + + uint8_t bmRequestType; + }; - uint8_t bRequest; ///< Request type audio_cs_req_t - uint8_t bChannelNumber; - uint8_t bControlSelector; - union - { - uint8_t bInterface; - uint8_t bEndpoint; - }; - uint8_t bEntityID; - uint16_t wLength; + uint8_t bRequest;///< Request type audio_cs_req_t + uint8_t bChannelNumber; + uint8_t bControlSelector; + union { + uint8_t bInterface; + uint8_t bEndpoint; + }; + uint8_t bEntityID; + uint16_t wLength; } audio20_control_request_t; //// 5.2.3 Control Request Parameter Block Layout // 5.2.3.1 1-byte Control CUR Parameter Block -typedef struct TU_ATTR_PACKED -{ - int8_t bCur ; ///< The setting for the CUR attribute of the addressed Control +typedef struct TU_ATTR_PACKED { + int8_t bCur;///< The setting for the CUR attribute of the addressed Control } audio20_control_cur_1_t; // 5.2.3.2 2-byte Control CUR Parameter Block -typedef struct TU_ATTR_PACKED -{ - int16_t bCur ; ///< The setting for the CUR attribute of the addressed Control +typedef struct TU_ATTR_PACKED { + int16_t bCur;///< The setting for the CUR attribute of the addressed Control } audio20_control_cur_2_t; // 5.2.3.3 4-byte Control CUR Parameter Block -typedef struct TU_ATTR_PACKED -{ - int32_t bCur ; ///< The setting for the CUR attribute of the addressed Control +typedef struct TU_ATTR_PACKED { + int32_t bCur;///< The setting for the CUR attribute of the addressed Control } audio20_control_cur_4_t; // Use the following ONLY for RECEIVED data - compiler does not know how many subranges are defined! Use the #define macros below for predefined lengths. // 5.2.3.1 1-byte Control RANGE Parameter Block -#define audio20_control_range_1_n_t(numSubRanges) \ - struct TU_ATTR_PACKED { \ - uint16_t wNumSubRanges; \ - struct TU_ATTR_PACKED { \ - int8_t bMin ; /*The setting for the MIN attribute of the nth subrange of the addressed Control*/\ - int8_t bMax ; /*The setting for the MAX attribute of the nth subrange of the addressed Control*/\ - uint8_t bRes ; /*The setting for the RES attribute of the nth subrange of the addressed Control*/\ - } subrange[numSubRanges] ; \ -} +#define audio20_control_range_1_n_t(numSubRanges) \ + struct TU_ATTR_PACKED { \ + uint16_t wNumSubRanges; \ + struct TU_ATTR_PACKED { \ + int8_t bMin; /*The setting for the MIN attribute of the nth subrange of the addressed Control*/ \ + int8_t bMax; /*The setting for the MAX attribute of the nth subrange of the addressed Control*/ \ + uint8_t bRes; /*The setting for the RES attribute of the nth subrange of the addressed Control*/ \ + } subrange[numSubRanges]; \ + } /// 5.2.3.2 2-byte Control RANGE Parameter Block -#define audio20_control_range_2_n_t(numSubRanges) \ - struct TU_ATTR_PACKED { \ - uint16_t wNumSubRanges; \ - struct TU_ATTR_PACKED { \ - int16_t bMin ; /*The setting for the MIN attribute of the nth subrange of the addressed Control*/\ - int16_t bMax ; /*The setting for the MAX attribute of the nth subrange of the addressed Control*/\ - uint16_t bRes ; /*The setting for the RES attribute of the nth subrange of the addressed Control*/\ - } subrange[numSubRanges]; \ -} +#define audio20_control_range_2_n_t(numSubRanges) \ + struct TU_ATTR_PACKED { \ + uint16_t wNumSubRanges; \ + struct TU_ATTR_PACKED { \ + int16_t bMin; /*The setting for the MIN attribute of the nth subrange of the addressed Control*/ \ + int16_t bMax; /*The setting for the MAX attribute of the nth subrange of the addressed Control*/ \ + uint16_t bRes; /*The setting for the RES attribute of the nth subrange of the addressed Control*/ \ + } subrange[numSubRanges]; \ + } // 5.2.3.3 4-byte Control RANGE Parameter Block -#define audio20_control_range_4_n_t(numSubRanges) \ - struct TU_ATTR_PACKED { \ - uint16_t wNumSubRanges; \ - struct TU_ATTR_PACKED { \ - int32_t bMin ; /*The setting for the MIN attribute of the nth subrange of the addressed Control*/\ - int32_t bMax ; /*The setting for the MAX attribute of the nth subrange of the addressed Control*/\ - uint32_t bRes ; /*The setting for the RES attribute of the nth subrange of the addressed Control*/\ - } subrange[numSubRanges]; \ -} +#define audio20_control_range_4_n_t(numSubRanges) \ + struct TU_ATTR_PACKED { \ + uint16_t wNumSubRanges; \ + struct TU_ATTR_PACKED { \ + int32_t bMin; /*The setting for the MIN attribute of the nth subrange of the addressed Control*/ \ + int32_t bMax; /*The setting for the MAX attribute of the nth subrange of the addressed Control*/ \ + uint32_t bRes; /*The setting for the RES attribute of the nth subrange of the addressed Control*/ \ + } subrange[numSubRanges]; \ + } // 6.1 Interrupt Data Message Format -typedef struct TU_ATTR_PACKED -{ +typedef struct TU_ATTR_PACKED { uint8_t bInfo; uint8_t bAttribute; - union - { + union { uint16_t wValue; - struct - { + struct { uint8_t wValue_cn_or_mcn; uint8_t wValue_cs; }; }; - union - { + union { uint16_t wIndex; - struct - { + struct { uint8_t wIndex_ep_or_int; uint8_t wIndex_entity_id; }; }; } audio20_interrupt_data_t; +//--------------------------------------------------------------------+ +// APPLICATION HELPER DEFINITIONS +//--------------------------------------------------------------------+ + +// Combined Interrupt Data Message Format for both UAC1 and UAC2 +typedef union { + audio10_interrupt_data_t v1; + audio20_interrupt_data_t v2; +} audio_interrupt_data_t; + +// MIDI1.0 use the same CS AC Interface Descriptor as UAC1 +typedef audio10_desc_cs_ac_interface_n_t(1) midi10_desc_cs_ac_interface_t; + +// UAC1.0 AC Interface Descriptor with 1 interface, used to read fields other than baInterfaceNr +typedef audio10_desc_cs_ac_interface_n_t(1) audio10_desc_cs_ac_interface_1_t; + /** @} */ #ifdef __cplusplus diff --git a/src/class/audio/audio_device.c b/src/class/audio/audio_device.c index f795603c5..f56a27fd3 100644 --- a/src/class/audio/audio_device.c +++ b/src/class/audio/audio_device.c @@ -938,7 +938,7 @@ uint16_t audiod_open(uint8_t rhport, tusb_desc_interface_t const *itf_desc, uint } } } else if (tu_desc_type(p_desc) == TUSB_DESC_CS_INTERFACE && tu_desc_subtype(p_desc) == AUDIO20_CS_AC_INTERFACE_OUTPUT_TERMINAL) { - if (tu_unaligned_read16(p_desc + 4) == AUDIO20_TERM_TYPE_USB_STREAMING) { + if (tu_unaligned_read16(p_desc + 4) == AUDIO_TERM_TYPE_USB_STREAMING) { _audiod_fct[i].bclock_id_tx = p_desc[8]; } } @@ -1090,7 +1090,7 @@ static bool audiod_set_interface(uint8_t rhport, tusb_control_request_t const *p // Open new EP if necessary - EPs are only to be closed or opened for AS interfaces - Look for AS interface with correct alternate interface uint8_t const *p_desc = tu_desc_next(audio->p_desc); // Skip entire AC descriptor block - p_desc += ((audio_desc_cs_ac_interface_t const *) p_desc)->wTotalLength; + p_desc += ((audio20_desc_cs_ac_interface_t const *) p_desc)->wTotalLength; // Get pointer at end uint8_t const *p_desc_end = audio->p_desc + audio->desc_length - TUD_AUDIO_DESC_IAD_LEN; diff --git a/src/class/midi/midi_host.c b/src/class/midi/midi_host.c index 46b8284ee..8b78fe945 100644 --- a/src/class/midi/midi_host.c +++ b/src/class/midi/midi_host.c @@ -93,8 +93,6 @@ typedef struct { static midih_interface_t _midi_host[CFG_TUH_MIDI]; CFG_TUH_MEM_SECTION static midih_epbuf_t _midi_epbuf[CFG_TUH_MIDI]; -typedef audio10_desc_cs_ac_interface_n_t(1) midi10_desc_cs_ac_interface_t; - //--------------------------------------------------------------------+ // Helper //--------------------------------------------------------------------+ @@ -226,7 +224,7 @@ bool midih_open(uint8_t rhport, uint8_t dev_addr, tusb_desc_interface_t const *d p_desc = tu_desc_next(p_desc); TU_VERIFY(tu_desc_type(p_desc) == TUSB_DESC_CS_INTERFACE && - tu_desc_subtype(p_desc) == AUDIO_CS_AC_INTERFACE_HEADER); + tu_desc_subtype(p_desc) == AUDIO10_CS_AC_INTERFACE_HEADER); desc_cb.desc_audio_control = desc_itf; p_desc = tu_desc_next(p_desc); diff --git a/src/common/tusb_common.h b/src/common/tusb_common.h index 9c4699362..a9997ad3f 100644 --- a/src/common/tusb_common.h +++ b/src/common/tusb_common.h @@ -45,6 +45,13 @@ #define U16_TO_U8S_BE(_u16) TU_U16_HIGH(_u16), TU_U16_LOW(_u16) #define U16_TO_U8S_LE(_u16) TU_U16_LOW(_u16), TU_U16_HIGH(_u16) +#define TU_U24(_high, _mid, _low) ((uint32_t) (((_high) << 16) | ((_mid) << 8) | (_low))) +#define TU_U24_HIGH(_u24) ((uint8_t) (((_u24) >> 16) & 0x0000ff)) +#define TU_U24_MID(_u24) ((uint8_t) (((_u24) >> 8) & 0x0000ff)) +#define TU_U24_LOW(_u24) ((uint8_t) (((_u24) ) & 0x0000ff)) +#define U24_TO_U8S_BE(_u24) TU_U24_HIGH(_u24), TU_U24_MID(_u24), TU_U24_LOW(_u24) +#define U24_TO_U8S_LE(_u24) TU_U24_LOW(_u24), TU_U24_MID(_u24), TU_U24_HIGH(_u24) + #define TU_U32_BYTE3(_u32) ((uint8_t) ((((uint32_t) _u32) >> 24) & 0x000000ff)) // MSB #define TU_U32_BYTE2(_u32) ((uint8_t) ((((uint32_t) _u32) >> 16) & 0x000000ff)) #define TU_U32_BYTE1(_u32) ((uint8_t) ((((uint32_t) _u32) >> 8) & 0x000000ff)) diff --git a/src/common/tusb_compiler.h b/src/common/tusb_compiler.h index 9b33a6f61..b0dae6488 100644 --- a/src/common/tusb_compiler.h +++ b/src/common/tusb_compiler.h @@ -118,6 +118,18 @@ #define _TU_ARGS_APPLY_7(_X, _s, _a1, _a2, _a3, _a4, _a5, _a6, _a7) _X(_a1) _s _TU_ARGS_APPLY_6(_X, _s, _a2, _a3, _a4, _a5, _a6, _a7) #define _TU_ARGS_APPLY_8(_X, _s, _a1, _a2, _a3, _a4, _a5, _a6, _a7, _a8) _X(_a1) _s _TU_ARGS_APPLY_7(_X, _s, _a2, _a3, _a4, _a5, _a6, _a7, _a8) +// Apply an macro X to each of the arguments and expand the result wtih comma +#define TU_ARGS_APPLY_EXPAND(_X, ...) TU_XSTRCAT(_TU_ARGS_APPLY_EXPAND_, TU_ARGS_NUM(__VA_ARGS__))(_X, __VA_ARGS__) + +#define _TU_ARGS_APPLY_EXPAND_1(_X, _a1) _X(_a1) +#define _TU_ARGS_APPLY_EXPAND_2(_X, _a1, _a2) _X(_a1), _X(_a2) +#define _TU_ARGS_APPLY_EXPAND_3(_X, _a1, _a2, _a3) _X(_a1), _TU_ARGS_APPLY_EXPAND_2(_X, _a2, _a3) +#define _TU_ARGS_APPLY_EXPAND_4(_X, _a1, _a2, _a3, _a4) _X(_a1), _TU_ARGS_APPLY_EXPAND_3(_X, _a2, _a3, _a4) +#define _TU_ARGS_APPLY_EXPAND_5(_X, _a1, _a2, _a3, _a4, _a5) _X(_a1), _TU_ARGS_APPLY_EXPAND_4(_X, _a2, _a3, _a4, _a5) +#define _TU_ARGS_APPLY_EXPAND_6(_X, _a1, _a2, _a3, _a4, _a5, _a6) _X(_a1), _TU_ARGS_APPLY_EXPAND_5(_X, _a2, _a3, _a4, _a5, _a6) +#define _TU_ARGS_APPLY_EXPAND_7(_X, _a1, _a2, _a3, _a4, _a5, _a6, _a7) _X(_a1), _TU_ARGS_APPLY_EXPAND_6(_X, _a2, _a3, _a4, _a5, _a6, _a7) +#define _TU_ARGS_APPLY_EXPAND_8(_X, _a1, _a2, _a3, _a4, _a5, _a6, _a7, _a8) _X(_a1), _TU_ARGS_APPLY_EXPAND_7(_X, _a2, _a3, _a4, _a5, _a6, _a7, _a8) + //--------------------------------------------------------------------+ // Macro for function default arguments //--------------------------------------------------------------------+ diff --git a/src/device/usbd.h b/src/device/usbd.h index 3e97a3482..3ed1015b6 100644 --- a/src/device/usbd.h +++ b/src/device/usbd.h @@ -364,238 +364,343 @@ bool tud_vendor_control_xfer_cb(uint8_t rhport, uint8_t stage, tusb_control_requ TUD_MIDI_JACKID_OUT_EMB(1) //--------------------------------------------------------------------+ -// Audio v2.0 Descriptor Templates -//--------------------------------------------------------------------+ +// Audio Descriptor Templates +//--------------------------------------------------------------------+ + + +/* Audio v1.0 Descriptor Templates */ + +/* Standard AC Interface Descriptor UAC1 (4.3.1) */ +#define TUD_AUDIO10_DESC_STD_AC_LEN 9 +#define TUD_AUDIO10_DESC_STD_AC(_itfnum, _nEPs, _stridx) \ + TUD_AUDIO10_DESC_STD_AC_LEN, TUSB_DESC_INTERFACE, _itfnum, 0x00, _nEPs, TUSB_CLASS_AUDIO, AUDIO_SUBCLASS_CONTROL, AUDIO_INT_PROTOCOL_CODE_V1, _stridx + +/* Class-Specific AC Interface Header Descriptor UAC1 (4.3.2) */ +#define TUD_AUDIO10_DESC_CS_AC_LEN(_nintfs) (8 + (_nintfs)) +// Class-Specific AC Interface Header descriptor, take list of streaming interface numbers as variable arguments +#define TUD_AUDIO10_DESC_CS_AC(_bcdADC, _totallen, ...) \ + TUD_AUDIO10_DESC_CS_AC_LEN(TU_ARGS_NUM(__VA_ARGS__)), TUSB_DESC_CS_INTERFACE, AUDIO10_CS_AC_INTERFACE_HEADER, U16_TO_U8S_LE(_bcdADC), U16_TO_U8S_LE(_totallen + TUD_AUDIO10_DESC_CS_AC_LEN(TU_ARGS_NUM(__VA_ARGS__))), TU_ARGS_NUM(__VA_ARGS__), __VA_ARGS__ + +/* Input Terminal Descriptor UAC1 (4.3.2.1) */ +#define TUD_AUDIO10_DESC_INPUT_TERM_LEN 12 +#define TUD_AUDIO10_DESC_INPUT_TERM(_termid, _termtype, _assocTerm, _nchannels, _channelcfg, _idxchannelnames, _stridx) \ + TUD_AUDIO10_DESC_INPUT_TERM_LEN, TUSB_DESC_CS_INTERFACE, AUDIO10_CS_AC_INTERFACE_INPUT_TERMINAL, _termid, U16_TO_U8S_LE(_termtype), _assocTerm, _nchannels, U16_TO_U8S_LE(_channelcfg), _idxchannelnames, _stridx + +/* Output Terminal Descriptor UAC1 (4.3.2.2) */ +#define TUD_AUDIO10_DESC_OUTPUT_TERM_LEN 9 +#define TUD_AUDIO10_DESC_OUTPUT_TERM(_termid, _termtype, _assocTerm, _srcid, _stridx) \ + TUD_AUDIO10_DESC_OUTPUT_TERM_LEN, TUSB_DESC_CS_INTERFACE, AUDIO10_CS_AC_INTERFACE_OUTPUT_TERMINAL, _termid, U16_TO_U8S_LE(_termtype), _assocTerm, _srcid, _stridx + +/* Mixer Unit Descriptor UAC1 (4.3.2.3) - One Input Pin */ +#define TUD_AUDIO10_DESC_MIXER_UNIT_ONE_PIN_LEN(_ctrlsize) (11 + (_ctrlsize)) +#define TUD_AUDIO10_DESC_MIXER_UNIT_ONE_PIN(_unitid, _srcid, _nrchannels, _channelcfg, _idxchannelnames, _ctrlsize, _stridx, ...) \ + TUD_AUDIO10_DESC_MIXER_UNIT_ONE_PIN_LEN(_ctrlsize), TUSB_DESC_CS_INTERFACE, AUDIO10_CS_AC_INTERFACE_MIXER_UNIT, _unitid, 1, _srcid, _nrchannels, U16_TO_U8S_LE(_channelcfg), _idxchannelnames, __VA_ARGS__, _stridx + +/* Selector Unit Descriptor UAC1 (4.3.2.4) - One Input Pin */ +#define TUD_AUDIO10_DESC_SELECTOR_UNIT_ONE_PIN_LEN 7 +#define TUD_AUDIO10_DESC_SELECTOR_UNIT_ONE_PIN(_unitid, _srcid, _stridx) \ + TUD_AUDIO10_DESC_SELECTOR_UNIT_ONE_PIN_LEN, TUSB_DESC_CS_INTERFACE, AUDIO10_CS_AC_INTERFACE_SELECTOR_UNIT, _unitid, 1, _srcid, _stridx + +/* Feature Unit Descriptor UAC1 (4.3.2.5) - Variable Channels */ +#define TUD_AUDIO10_DESC_FEATURE_UNIT_LEN(_nchannels) (7 + (_nchannels + 1) * 2) +// Feature Unit descriptor, take list of control bitmaps for master channel + each channel as variable arguments +#define TUD_AUDIO10_DESC_FEATURE_UNIT(_unitid, _srcid, _stridx, ...) \ + TUD_AUDIO10_DESC_FEATURE_UNIT_LEN(TU_ARGS_NUM(__VA_ARGS__) - 1), TUSB_DESC_CS_INTERFACE, AUDIO10_CS_AC_INTERFACE_FEATURE_UNIT, _unitid, _srcid, 2, TU_ARGS_APPLY_EXPAND(U16_TO_U8S_LE, __VA_ARGS__), _stridx + +/* Standard AS Interface Descriptor UAC1 (4.5.1) */ +#define TUD_AUDIO10_DESC_STD_AS_LEN 9 +#define TUD_AUDIO10_DESC_STD_AS_INT(_itfnum, _altset, _nEPs, _stridx) \ + TUD_AUDIO10_DESC_STD_AS_LEN, TUSB_DESC_INTERFACE, _itfnum, _altset, _nEPs, TUSB_CLASS_AUDIO, AUDIO_SUBCLASS_STREAMING, AUDIO_INT_PROTOCOL_CODE_V1, _stridx + +/* Class-Specific AS Interface Descriptor UAC1 (4.5.2) */ +#define TUD_AUDIO10_DESC_CS_AS_INT_LEN 7 +#define TUD_AUDIO10_DESC_CS_AS_INT(_termid, _delay, _formattype) \ + TUD_AUDIO10_DESC_CS_AS_INT_LEN, TUSB_DESC_CS_INTERFACE, AUDIO10_CS_AS_INTERFACE_AS_GENERAL, _termid, _delay, U16_TO_U8S_LE(_formattype) + +/* Type I Format Type Descriptor UAC1 (2.2.5) */ +#define TUD_AUDIO10_DESC_TYPE_I_FORMAT_LEN(_nfreqs) (8 + (_nfreqs)*3) +// Type I Format descriptor, take list of sample rates in Hz as variable arguments +#define TUD_AUDIO10_DESC_TYPE_I_FORMAT(_nrchannels, _subframesize, _bitresolution, ...) \ + TUD_AUDIO10_DESC_TYPE_I_FORMAT_LEN(TU_ARGS_NUM(__VA_ARGS__)), TUSB_DESC_CS_INTERFACE, AUDIO10_CS_AS_INTERFACE_FORMAT_TYPE, AUDIO10_FORMAT_TYPE_I, _nrchannels, _subframesize, _bitresolution, TU_ARGS_NUM(__VA_ARGS__), TU_ARGS_APPLY_EXPAND(U24_TO_U8S_LE, __VA_ARGS__) + +/* Standard AS Isochronous Audio Data Endpoint Descriptor UAC1 (4.6.1.1) */ +#define TUD_AUDIO10_DESC_STD_AS_ISO_EP_LEN 9 +#define TUD_AUDIO10_DESC_STD_AS_ISO_EP(_ep, _attr, _maxEPsize, _interval, _sync_ep) \ + TUD_AUDIO10_DESC_STD_AS_ISO_EP_LEN, TUSB_DESC_ENDPOINT, _ep, _attr, U16_TO_U8S_LE(_maxEPsize), _interval, 0x00, _sync_ep + +/* Class-Specific AS Isochronous Audio Data Endpoint Descriptor UAC1 (4.6.1.2) */ +#define TUD_AUDIO10_DESC_CS_AS_ISO_EP_LEN 7 +#define TUD_AUDIO10_DESC_CS_AS_ISO_EP(_attr, _lockdelayunits, _lockdelay) \ + TUD_AUDIO10_DESC_CS_AS_ISO_EP_LEN, TUSB_DESC_CS_ENDPOINT, AUDIO10_CS_EP_SUBTYPE_GENERAL, _attr, _lockdelayunits, U16_TO_U8S_LE(_lockdelay) + +/* Standard AC Interrupt Endpoint Descriptor UAC1 (4.4.2) */ +#define TUD_AUDIO10_DESC_STD_AC_INT_EP_LEN 9 +#define TUD_AUDIO10_DESC_STD_AC_INT_EP(_ep, _interval) \ + TUD_AUDIO10_DESC_STD_AC_INT_EP_LEN, TUSB_DESC_ENDPOINT, _ep, TUSB_XFER_INTERRUPT, U16_TO_U8S_LE(2), _interval, 0x00, 0x00 + +// AUDIO simple descriptor templates for UAC1 + +// AUDIO simple descriptor (UAC1) for 1 microphone input +// - 1 Input Terminal, 1 Feature Unit (Mute and Volume Control), 1 Output Terminal + +#define TUD_AUDIO10_MIC_ONE_CH_DESC_LEN (\ + + TUD_AUDIO10_DESC_STD_AC_LEN\ + + TUD_AUDIO10_DESC_CS_AC_LEN(1)\ + + TUD_AUDIO10_DESC_INPUT_TERM_LEN\ + + TUD_AUDIO10_DESC_OUTPUT_TERM_LEN\ + + TUD_AUDIO10_DESC_FEATURE_UNIT_LEN(1)\ + + TUD_AUDIO10_DESC_STD_AS_LEN\ + + TUD_AUDIO10_DESC_STD_AS_LEN\ + + TUD_AUDIO10_DESC_CS_AS_INT_LEN\ + + TUD_AUDIO10_DESC_TYPE_I_FORMAT_LEN\ + + TUD_AUDIO10_DESC_STD_AS_ISO_EP_LEN\ + + TUD_AUDIO10_DESC_CS_AS_ISO_EP_LEN) + +#define TUD_AUDIO10_MIC_ONE_CH_DESCRIPTOR(_itfnum, _stridx, _nBytesPerSample, _nBitsUsedPerSample, _epin, _epsize, ...) \ + /* Standard AC Interface Descriptor(4.3.1) */\ + TUD_AUDIO10_DESC_STD_AC(/*_itfnum*/ _itfnum, /*_nEPs*/ 0x00, /*_stridx*/ _stridx),\ + /* Class-Specific AC Interface Header Descriptor(4.3.2) */\ + TUD_AUDIO10_DESC_CS_AC(/*_bcdADC*/ 0x0100, /*_totallen*/ TUD_AUDIO10_DESC_INPUT_TERM_LEN+TUD_AUDIO10_DESC_OUTPUT_TERM_LEN+TUD_AUDIO10_DESC_FEATURE_UNIT_LEN(1), /*_itf*/ ((_itfnum)+1)),\ + /* Input Terminal Descriptor(4.3.2.1) */\ + TUD_AUDIO10_DESC_INPUT_TERM(/*_termid*/ 0x01, /*_termtype*/ AUDIO_TERM_TYPE_IN_GENERIC_MIC, /*_assocTerm*/ 0x03, /*_nchannels*/ 0x01, /*_channelcfg*/ AUDIO10_CHANNEL_CONFIG_NON_PREDEFINED, /*_idxchannelnames*/ 0x00, /*_stridx*/ 0x00),\ + /* Output Terminal Descriptor(4.3.2.2) */\ + TUD_AUDIO10_DESC_OUTPUT_TERM(/*_termid*/ 0x03, /*_termtype*/ AUDIO_TERM_TYPE_USB_STREAMING, /*_assocTerm*/ 0x01, /*_srcid*/ 0x02, /*_stridx*/ 0x00),\ + /* Feature Unit Descriptor(4.3.2.5) */\ + TUD_AUDIO10_DESC_FEATURE_UNIT(/*_unitid*/ 0x02, /*_srcid*/ 0x01, /*_stridx*/ 0x00, /*_ctrlmaster*/ (AUDIO10_FU_CONTROL_BM_MUTE | AUDIO10_FU_CONTROL_BM_VOLUME), /*_ctrlch1*/ (AUDIO10_FU_CONTROL_BM_MUTE | AUDIO10_FU_CONTROL_BM_VOLUME)),\ + /* Standard AS Interface Descriptor(4.5.1) */\ + /* Interface 1, Alternate 0 - default alternate setting with 0 bandwidth */\ + TUD_AUDIO10_DESC_STD_AS_INT(/*_itfnum*/ (uint8_t)((_itfnum)+1), /*_altset*/ 0x00, /*_nEPs*/ 0x00, /*_stridx*/ 0x00),\ + /* Standard AS Interface Descriptor(4.5.1) */\ + /* Interface 1, Alternate 1 - alternate interface for data streaming */\ + TUD_AUDIO10_DESC_STD_AS_INT(/*_itfnum*/ (uint8_t)((_itfnum)+1), /*_altset*/ 0x01, /*_nEPs*/ 0x01, /*_stridx*/ 0x00),\ + /* Class-Specific AS Interface Descriptor(4.5.2) */\ + TUD_AUDIO10_DESC_CS_AS_INT(/*_termid*/ 0x03, /*_delay*/ 0x00, /*_formattype*/ AUDIO10_DATA_FORMAT_TYPE_I_PCM),\ + /* Type I Format Type Descriptor(2.2.5) */\ + TUD_AUDIO10_DESC_TYPE_I_FORMAT(/*_nrchannels*/ 0x01, /*_subframesize*/ _nBytesPerSample, /*_bitresolution*/ _nBitsUsedPerSample, /*_freqtype*/ 0x01, /*_freq*/ _freq),\ + /* Standard AS Isochronous Audio Data Endpoint Descriptor(4.6.1.1) */\ + TUD_AUDIO10_DESC_STD_AS_ISO_EP(/*_ep*/ _epin, /*_attr*/ (uint8_t) ((uint8_t)TUSB_XFER_ISOCHRONOUS | (uint8_t)TUSB_ISO_EP_ATT_ASYNCHRONOUS), /*_maxEPsize*/ _epsize, /*_interval*/ 0x01, /* _sync_ep */ 0x00),\ + /* Class-Specific AS Isochronous Audio Data Endpoint Descriptor(4.6.1.2) */\ + TUD_AUDIO10_DESC_CS_AS_ISO_EP(/*_attr*/ AUDIO10_CS_AS_ISO_DATA_EP_ATT_SAMPLING_FRQ, /*_lockdelayunits*/ AUDIO10_CS_AS_ISO_DATA_EP_LOCK_DELAY_UNIT_MILLISEC, /*_lockdelay*/ 0x0001) + +/* Audio v2.0 Descriptor Templates */ /* Standard Interface Association Descriptor (IAD) */ -#define TUD_AUDIO_DESC_IAD_LEN 8 -#define TUD_AUDIO_DESC_IAD(_firstitf, _nitfs, _stridx) \ - TUD_AUDIO_DESC_IAD_LEN, TUSB_DESC_INTERFACE_ASSOCIATION, _firstitf, _nitfs, TUSB_CLASS_AUDIO, AUDIO_FUNCTION_SUBCLASS_UNDEFINED, AUDIO_FUNC_PROTOCOL_CODE_V2, _stridx +#define TUD_AUDIO20_DESC_IAD_LEN 8 +#define TUD_AUDIO20_DESC_IAD(_firstitf, _nitfs, _stridx) \ + TUD_AUDIO20_DESC_IAD_LEN, TUSB_DESC_INTERFACE_ASSOCIATION, _firstitf, _nitfs, TUSB_CLASS_AUDIO, AUDIO_FUNCTION_SUBCLASS_UNDEFINED, AUDIO_FUNC_PROTOCOL_CODE_V2, _stridx /* Standard AC Interface Descriptor(4.7.1) */ -#define TUD_AUDIO_DESC_STD_AC_LEN 9 -#define TUD_AUDIO_DESC_STD_AC(_itfnum, _nEPs, _stridx) /* _nEPs is 0 or 1 */\ - TUD_AUDIO_DESC_STD_AC_LEN, TUSB_DESC_INTERFACE, _itfnum, /* fixed to zero */ 0x00, _nEPs, TUSB_CLASS_AUDIO, AUDIO_SUBCLASS_CONTROL, AUDIO_INT_PROTOCOL_CODE_V2, _stridx +#define TUD_AUDIO20_DESC_STD_AC_LEN 9 +#define TUD_AUDIO20_DESC_STD_AC(_itfnum, _nEPs, _stridx) /* _nEPs is 0 or 1 */\ + TUD_AUDIO20_DESC_STD_AC_LEN, TUSB_DESC_INTERFACE, _itfnum, /* fixed to zero */ 0x00, _nEPs, TUSB_CLASS_AUDIO, AUDIO_SUBCLASS_CONTROL, AUDIO_INT_PROTOCOL_CODE_V2, _stridx /* Class-Specific AC Interface Header Descriptor(4.7.2) */ -#define TUD_AUDIO_DESC_CS_AC_LEN 9 -#define TUD_AUDIO_DESC_CS_AC(_bcdADC, _category, _totallen, _ctrl) /* _bcdADC : Audio Device Class Specification Release Number in Binary-Coded Decimal, _category : see audio20_function_t, _totallen : Total number of bytes returned for the class-specific AudioControl interface i.e. Clock Source, Unit and Terminal descriptors - Do not include TUD_AUDIO_DESC_CS_AC_LEN, we already do this here*/ \ - TUD_AUDIO_DESC_CS_AC_LEN, TUSB_DESC_CS_INTERFACE, AUDIO20_CS_AC_INTERFACE_HEADER, U16_TO_U8S_LE(_bcdADC), _category, U16_TO_U8S_LE(_totallen + TUD_AUDIO_DESC_CS_AC_LEN), _ctrl +#define TUD_AUDIO20_DESC_CS_AC_LEN 9 +#define TUD_AUDIO20_DESC_CS_AC(_bcdADC, _category, _totallen, _ctrl) /* _bcdADC : Audio Device Class Specification Release Number in Binary-Coded Decimal, _category : see audio20_function_t, _totallen : Total number of bytes returned for the class-specific AudioControl interface i.e. Clock Source, Unit and Terminal descriptors - Do not include TUD_AUDIO20_DESC_CS_AC_LEN, we already do this here*/ \ + TUD_AUDIO20_DESC_CS_AC_LEN, TUSB_DESC_CS_INTERFACE, AUDIO20_CS_AC_INTERFACE_HEADER, U16_TO_U8S_LE(_bcdADC), _category, U16_TO_U8S_LE(_totallen + TUD_AUDIO20_DESC_CS_AC_LEN), _ctrl /* Clock Source Descriptor(4.7.2.1) */ -#define TUD_AUDIO_DESC_CLK_SRC_LEN 8 -#define TUD_AUDIO_DESC_CLK_SRC(_clkid, _attr, _ctrl, _assocTerm, _stridx) \ - TUD_AUDIO_DESC_CLK_SRC_LEN, TUSB_DESC_CS_INTERFACE, AUDIO20_CS_AC_INTERFACE_CLOCK_SOURCE, _clkid, _attr, _ctrl, _assocTerm, _stridx +#define TUD_AUDIO20_DESC_CLK_SRC_LEN 8 +#define TUD_AUDIO20_DESC_CLK_SRC(_clkid, _attr, _ctrl, _assocTerm, _stridx) \ + TUD_AUDIO20_DESC_CLK_SRC_LEN, TUSB_DESC_CS_INTERFACE, AUDIO20_CS_AC_INTERFACE_CLOCK_SOURCE, _clkid, _attr, _ctrl, _assocTerm, _stridx /* Input Terminal Descriptor(4.7.2.4) */ -#define TUD_AUDIO_DESC_INPUT_TERM_LEN 17 -#define TUD_AUDIO_DESC_INPUT_TERM(_termid, _termtype, _assocTerm, _clkid, _nchannelslogical, _channelcfg, _idxchannelnames, _ctrl, _stridx) \ - TUD_AUDIO_DESC_INPUT_TERM_LEN, TUSB_DESC_CS_INTERFACE, AUDIO20_CS_AC_INTERFACE_INPUT_TERMINAL, _termid, U16_TO_U8S_LE(_termtype), _assocTerm, _clkid, _nchannelslogical, U32_TO_U8S_LE(_channelcfg), _idxchannelnames, U16_TO_U8S_LE(_ctrl), _stridx +#define TUD_AUDIO20_DESC_INPUT_TERM_LEN 17 +#define TUD_AUDIO20_DESC_INPUT_TERM(_termid, _termtype, _assocTerm, _clkid, _nchannelslogical, _channelcfg, _idxchannelnames, _ctrl, _stridx) \ + TUD_AUDIO20_DESC_INPUT_TERM_LEN, TUSB_DESC_CS_INTERFACE, AUDIO20_CS_AC_INTERFACE_INPUT_TERMINAL, _termid, U16_TO_U8S_LE(_termtype), _assocTerm, _clkid, _nchannelslogical, U32_TO_U8S_LE(_channelcfg), _idxchannelnames, U16_TO_U8S_LE(_ctrl), _stridx /* Output Terminal Descriptor(4.7.2.5) */ -#define TUD_AUDIO_DESC_OUTPUT_TERM_LEN 12 -#define TUD_AUDIO_DESC_OUTPUT_TERM(_termid, _termtype, _assocTerm, _srcid, _clkid, _ctrl, _stridx) \ - TUD_AUDIO_DESC_OUTPUT_TERM_LEN, TUSB_DESC_CS_INTERFACE, AUDIO20_CS_AC_INTERFACE_OUTPUT_TERMINAL, _termid, U16_TO_U8S_LE(_termtype), _assocTerm, _srcid, _clkid, U16_TO_U8S_LE(_ctrl), _stridx +#define TUD_AUDIO20_DESC_OUTPUT_TERM_LEN 12 +#define TUD_AUDIO20_DESC_OUTPUT_TERM(_termid, _termtype, _assocTerm, _srcid, _clkid, _ctrl, _stridx) \ + TUD_AUDIO20_DESC_OUTPUT_TERM_LEN, TUSB_DESC_CS_INTERFACE, AUDIO20_CS_AC_INTERFACE_OUTPUT_TERMINAL, _termid, U16_TO_U8S_LE(_termtype), _assocTerm, _srcid, _clkid, U16_TO_U8S_LE(_ctrl), _stridx /* Feature Unit Descriptor(4.7.2.8) */ -// 1 - Channel -#define TUD_AUDIO_DESC_FEATURE_UNIT_ONE_CHANNEL_LEN 6+(1+1)*4 -#define TUD_AUDIO_DESC_FEATURE_UNIT_ONE_CHANNEL(_unitid, _srcid, _ctrlch0master, _ctrlch1, _stridx) \ - TUD_AUDIO_DESC_FEATURE_UNIT_ONE_CHANNEL_LEN, TUSB_DESC_CS_INTERFACE, AUDIO20_CS_AC_INTERFACE_FEATURE_UNIT, _unitid, _srcid, U32_TO_U8S_LE(_ctrlch0master), U32_TO_U8S_LE(_ctrlch1), _stridx - -// 2 - Channels -#define TUD_AUDIO_DESC_FEATURE_UNIT_TWO_CHANNEL_LEN (6+(2+1)*4) -#define TUD_AUDIO_DESC_FEATURE_UNIT_TWO_CHANNEL(_unitid, _srcid, _ctrlch0master, _ctrlch1, _ctrlch2, _stridx) \ - TUD_AUDIO_DESC_FEATURE_UNIT_TWO_CHANNEL_LEN, TUSB_DESC_CS_INTERFACE, AUDIO20_CS_AC_INTERFACE_FEATURE_UNIT, _unitid, _srcid, U32_TO_U8S_LE(_ctrlch0master), U32_TO_U8S_LE(_ctrlch1), U32_TO_U8S_LE(_ctrlch2), _stridx -// 4 - Channels -#define TUD_AUDIO_DESC_FEATURE_UNIT_FOUR_CHANNEL_LEN (6+(4+1)*4) -#define TUD_AUDIO_DESC_FEATURE_UNIT_FOUR_CHANNEL(_unitid, _srcid, _ctrlch0master, _ctrlch1, _ctrlch2, _ctrlch3, _ctrlch4, _stridx) \ - TUD_AUDIO_DESC_FEATURE_UNIT_FOUR_CHANNEL_LEN, TUSB_DESC_CS_INTERFACE, AUDIO20_CS_AC_INTERFACE_FEATURE_UNIT, _unitid, _srcid, U32_TO_U8S_LE(_ctrlch0master), U32_TO_U8S_LE(_ctrlch1), U32_TO_U8S_LE(_ctrlch2), U32_TO_U8S_LE(_ctrlch3), U32_TO_U8S_LE(_ctrlch4), _stridx - -// For more channels, add definitions here +#define TUD_AUDIO20_DESC_FEATURE_UNIT_LEN(_nchannels) (6 + (_nchannels + 1) * 4) +#define TUD_AUDIO20_DESC_FEATURE_UNIT(_unitid, _srcid, _stridx, ...) \ + TUD_AUDIO20_DESC_FEATURE_UNIT_LEN(TU_ARGS_NUM(__VA_ARGS__) - 1), TUSB_DESC_CS_INTERFACE, AUDIO20_CS_AC_INTERFACE_FEATURE_UNIT, _unitid, _srcid, TU_ARGS_APPLY_EXPAND(U32_TO_U8S_LE, __VA_ARGS__), _stridx /* Standard AC Interrupt Endpoint Descriptor(4.8.2.1) */ -#define TUD_AUDIO_DESC_STD_AC_INT_EP_LEN 7 -#define TUD_AUDIO_DESC_STD_AC_INT_EP(_ep, _interval) \ - TUD_AUDIO_DESC_STD_AC_INT_EP_LEN, TUSB_DESC_ENDPOINT, _ep, TUSB_XFER_INTERRUPT, U16_TO_U8S_LE(6), _interval +#define TUD_AUDIO20_DESC_STD_AC_INT_EP_LEN 7 +#define TUD_AUDIO20_DESC_STD_AC_INT_EP(_ep, _interval) \ + TUD_AUDIO20_DESC_STD_AC_INT_EP_LEN, TUSB_DESC_ENDPOINT, _ep, TUSB_XFER_INTERRUPT, U16_TO_U8S_LE(6), _interval /* Standard AS Interface Descriptor(4.9.1) */ -#define TUD_AUDIO_DESC_STD_AS_INT_LEN 9 -#define TUD_AUDIO_DESC_STD_AS_INT(_itfnum, _altset, _nEPs, _stridx) \ - TUD_AUDIO_DESC_STD_AS_INT_LEN, TUSB_DESC_INTERFACE, _itfnum, _altset, _nEPs, TUSB_CLASS_AUDIO, AUDIO_SUBCLASS_STREAMING, AUDIO_INT_PROTOCOL_CODE_V2, _stridx +#define TUD_AUDIO20_DESC_STD_AS_LEN 9 +#define TUD_AUDIO20_DESC_STD_AS_INT(_itfnum, _altset, _nEPs, _stridx) \ + TUD_AUDIO20_DESC_STD_AS_LEN, TUSB_DESC_INTERFACE, _itfnum, _altset, _nEPs, TUSB_CLASS_AUDIO, AUDIO_SUBCLASS_STREAMING, AUDIO_INT_PROTOCOL_CODE_V2, _stridx /* Class-Specific AS Interface Descriptor(4.9.2) */ -#define TUD_AUDIO_DESC_CS_AS_INT_LEN 16 -#define TUD_AUDIO_DESC_CS_AS_INT(_termid, _ctrl, _formattype, _formats, _nchannelsphysical, _channelcfg, _stridx) \ - TUD_AUDIO_DESC_CS_AS_INT_LEN, TUSB_DESC_CS_INTERFACE, AUDIO20_CS_AS_INTERFACE_AS_GENERAL, _termid, _ctrl, _formattype, U32_TO_U8S_LE(_formats), _nchannelsphysical, U32_TO_U8S_LE(_channelcfg), _stridx +#define TUD_AUDIO20_DESC_CS_AS_INT_LEN 16 +#define TUD_AUDIO20_DESC_CS_AS_INT(_termid, _ctrl, _formattype, _formats, _nchannelsphysical, _channelcfg, _stridx) \ + TUD_AUDIO20_DESC_CS_AS_INT_LEN, TUSB_DESC_CS_INTERFACE, AUDIO20_CS_AS_INTERFACE_AS_GENERAL, _termid, _ctrl, _formattype, U32_TO_U8S_LE(_formats), _nchannelsphysical, U32_TO_U8S_LE(_channelcfg), _stridx /* Type I Format Type Descriptor(2.3.1.6 - Audio Formats) */ -#define TUD_AUDIO_DESC_TYPE_I_FORMAT_LEN 6 -#define TUD_AUDIO_DESC_TYPE_I_FORMAT(_subslotsize, _bitresolution) /* _subslotsize is number of bytes per sample (i.e. subslot) and can be 1,2,3, or 4 */\ - TUD_AUDIO_DESC_TYPE_I_FORMAT_LEN, TUSB_DESC_CS_INTERFACE, AUDIO20_CS_AS_INTERFACE_FORMAT_TYPE, AUDIO20_FORMAT_TYPE_I, _subslotsize, _bitresolution +#define TUD_AUDIO20_DESC_TYPE_I_FORMAT_LEN 6 +#define TUD_AUDIO20_DESC_TYPE_I_FORMAT(_subslotsize, _bitresolution) /* _subslotsize is number of bytes per sample (i.e. subslot) and can be 1,2,3, or 4 */\ + TUD_AUDIO20_DESC_TYPE_I_FORMAT_LEN, TUSB_DESC_CS_INTERFACE, AUDIO20_CS_AS_INTERFACE_FORMAT_TYPE, AUDIO20_FORMAT_TYPE_I, _subslotsize, _bitresolution /* Standard AS Isochronous Audio Data Endpoint Descriptor(4.10.1.1) */ -#define TUD_AUDIO_DESC_STD_AS_ISO_EP_LEN 7 -#define TUD_AUDIO_DESC_STD_AS_ISO_EP(_ep, _attr, _maxEPsize, _interval) \ - TUD_AUDIO_DESC_STD_AS_ISO_EP_LEN, TUSB_DESC_ENDPOINT, _ep, _attr, U16_TO_U8S_LE(_maxEPsize), _interval +#define TUD_AUDIO20_DESC_STD_AS_ISO_EP_LEN 7 +#define TUD_AUDIO20_DESC_STD_AS_ISO_EP(_ep, _attr, _maxEPsize, _interval) \ + TUD_AUDIO20_DESC_STD_AS_ISO_EP_LEN, TUSB_DESC_ENDPOINT, _ep, _attr, U16_TO_U8S_LE(_maxEPsize), _interval /* Class-Specific AS Isochronous Audio Data Endpoint Descriptor(4.10.1.2) */ -#define TUD_AUDIO_DESC_CS_AS_ISO_EP_LEN 8 -#define TUD_AUDIO_DESC_CS_AS_ISO_EP(_attr, _ctrl, _lockdelayunit, _lockdelay) \ - TUD_AUDIO_DESC_CS_AS_ISO_EP_LEN, TUSB_DESC_CS_ENDPOINT, AUDIO20_CS_EP_SUBTYPE_GENERAL, _attr, _ctrl, _lockdelayunit, U16_TO_U8S_LE(_lockdelay) +#define TUD_AUDIO20_DESC_CS_AS_ISO_EP_LEN 8 +#define TUD_AUDIO20_DESC_CS_AS_ISO_EP(_attr, _ctrl, _lockdelayunit, _lockdelay) \ + TUD_AUDIO20_DESC_CS_AS_ISO_EP_LEN, TUSB_DESC_CS_ENDPOINT, AUDIO20_CS_EP_SUBTYPE_GENERAL, _attr, _ctrl, _lockdelayunit, U16_TO_U8S_LE(_lockdelay) /* Standard AS Isochronous Feedback Endpoint Descriptor(4.10.2.1) */ -#define TUD_AUDIO_DESC_STD_AS_ISO_FB_EP_LEN 7 -#define TUD_AUDIO_DESC_STD_AS_ISO_FB_EP(_ep, _epsize, _interval) \ - TUD_AUDIO_DESC_STD_AS_ISO_FB_EP_LEN, TUSB_DESC_ENDPOINT, _ep, (uint8_t) ((uint8_t)TUSB_XFER_ISOCHRONOUS | (uint8_t)TUSB_ISO_EP_ATT_NO_SYNC | (uint8_t)TUSB_ISO_EP_ATT_EXPLICIT_FB), U16_TO_U8S_LE(_epsize), _interval +#define TUD_AUDIO20_DESC_STD_AS_ISO_FB_EP_LEN 7 +#define TUD_AUDIO20_DESC_STD_AS_ISO_FB_EP(_ep, _epsize, _interval) \ + TUD_AUDIO20_DESC_STD_AS_ISO_FB_EP_LEN, TUSB_DESC_ENDPOINT, _ep, (uint8_t) ((uint8_t)TUSB_XFER_ISOCHRONOUS | (uint8_t)TUSB_ISO_EP_ATT_NO_SYNC | (uint8_t)TUSB_ISO_EP_ATT_EXPLICIT_FB), U16_TO_U8S_LE(_epsize), _interval // AUDIO simple descriptor (UAC2) for 1 microphone input // - 1 Input Terminal, 1 Feature Unit (Mute and Volume Control), 1 Output Terminal, 1 Clock Source -#define TUD_AUDIO_MIC_ONE_CH_DESC_LEN (TUD_AUDIO_DESC_IAD_LEN\ - + TUD_AUDIO_DESC_STD_AC_LEN\ - + TUD_AUDIO_DESC_CS_AC_LEN\ - + TUD_AUDIO_DESC_CLK_SRC_LEN\ - + TUD_AUDIO_DESC_INPUT_TERM_LEN\ - + TUD_AUDIO_DESC_OUTPUT_TERM_LEN\ - + TUD_AUDIO_DESC_FEATURE_UNIT_ONE_CHANNEL_LEN\ - + TUD_AUDIO_DESC_STD_AS_INT_LEN\ - + TUD_AUDIO_DESC_STD_AS_INT_LEN\ - + TUD_AUDIO_DESC_CS_AS_INT_LEN\ - + TUD_AUDIO_DESC_TYPE_I_FORMAT_LEN\ - + TUD_AUDIO_DESC_STD_AS_ISO_EP_LEN\ - + TUD_AUDIO_DESC_CS_AS_ISO_EP_LEN) - -#define TUD_AUDIO_MIC_ONE_CH_DESC_N_AS_INT 1 // Number of AS interfaces - -#define TUD_AUDIO_MIC_ONE_CH_DESCRIPTOR(_itfnum, _stridx, _nBytesPerSample, _nBitsUsedPerSample, _epin, _epsize) \ +#define TUD_AUDIO20_MIC_ONE_CH_DESC_LEN (TUD_AUDIO20_DESC_IAD_LEN\ + + TUD_AUDIO20_DESC_STD_AC_LEN\ + + TUD_AUDIO20_DESC_CS_AC_LEN\ + + TUD_AUDIO20_DESC_CLK_SRC_LEN\ + + TUD_AUDIO20_DESC_INPUT_TERM_LEN\ + + TUD_AUDIO20_DESC_OUTPUT_TERM_LEN\ + + TUD_AUDIO20_DESC_FEATURE_UNIT_LEN(1)\ + + TUD_AUDIO20_DESC_STD_AS_LEN\ + + TUD_AUDIO20_DESC_STD_AS_LEN\ + + TUD_AUDIO20_DESC_CS_AS_INT_LEN\ + + TUD_AUDIO20_DESC_TYPE_I_FORMAT_LEN\ + + TUD_AUDIO20_DESC_STD_AS_ISO_EP_LEN\ + + TUD_AUDIO20_DESC_CS_AS_ISO_EP_LEN) + +#define TUD_AUDIO20_MIC_ONE_CH_DESC_N_AS_INT 1 // Number of AS interfaces + +#define TUD_AUDIO20_MIC_ONE_CH_DESCRIPTOR(_itfnum, _stridx, _nBytesPerSample, _nBitsUsedPerSample, _epin, _epsize) \ /* Standard Interface Association Descriptor (IAD) */\ - TUD_AUDIO_DESC_IAD(/*_firstitf*/ _itfnum, /*_nitfs*/ 0x02, /*_stridx*/ 0x00),\ + TUD_AUDIO20_DESC_IAD(/*_firstitf*/ _itfnum, /*_nitfs*/ 0x02, /*_stridx*/ 0x00),\ /* Standard AC Interface Descriptor(4.7.1) */\ - TUD_AUDIO_DESC_STD_AC(/*_itfnum*/ _itfnum, /*_nEPs*/ 0x00, /*_stridx*/ _stridx),\ + TUD_AUDIO20_DESC_STD_AC(/*_itfnum*/ _itfnum, /*_nEPs*/ 0x00, /*_stridx*/ _stridx),\ /* Class-Specific AC Interface Header Descriptor(4.7.2) */\ - TUD_AUDIO_DESC_CS_AC(/*_bcdADC*/ 0x0200, /*_category*/ AUDIO20_FUNC_MICROPHONE, /*_totallen*/ TUD_AUDIO_DESC_CLK_SRC_LEN+TUD_AUDIO_DESC_INPUT_TERM_LEN+TUD_AUDIO_DESC_OUTPUT_TERM_LEN+TUD_AUDIO_DESC_FEATURE_UNIT_ONE_CHANNEL_LEN, /*_ctrl*/ AUDIO20_CS_AS_INTERFACE_CTRL_LATENCY_POS),\ + TUD_AUDIO20_DESC_CS_AC(/*_bcdADC*/ 0x0200, /*_category*/ AUDIO20_FUNC_MICROPHONE, /*_totallen*/ TUD_AUDIO20_DESC_CLK_SRC_LEN+TUD_AUDIO20_DESC_INPUT_TERM_LEN+TUD_AUDIO20_DESC_OUTPUT_TERM_LEN+TUD_AUDIO20_DESC_FEATURE_UNIT_LEN(1), /*_ctrl*/ AUDIO20_CS_AS_INTERFACE_CTRL_LATENCY_POS),\ /* Clock Source Descriptor(4.7.2.1) */\ - TUD_AUDIO_DESC_CLK_SRC(/*_clkid*/ 0x04, /*_attr*/ AUDIO20_CLOCK_SOURCE_ATT_INT_FIX_CLK, /*_ctrl*/ (AUDIO20_CTRL_R << AUDIO20_CLOCK_SOURCE_CTRL_CLK_FRQ_POS), /*_assocTerm*/ 0x01, /*_stridx*/ 0x00),\ + TUD_AUDIO20_DESC_CLK_SRC(/*_clkid*/ 0x04, /*_attr*/ AUDIO20_CLOCK_SOURCE_ATT_INT_FIX_CLK, /*_ctrl*/ (AUDIO20_CTRL_R << AUDIO20_CLOCK_SOURCE_CTRL_CLK_FRQ_POS), /*_assocTerm*/ 0x01, /*_stridx*/ 0x00),\ /* Input Terminal Descriptor(4.7.2.4) */\ - TUD_AUDIO_DESC_INPUT_TERM(/*_termid*/ 0x01, /*_termtype*/ AUDIO20_TERM_TYPE_IN_GENERIC_MIC, /*_assocTerm*/ 0x03, /*_clkid*/ 0x04, /*_nchannelslogical*/ 0x01, /*_channelcfg*/ AUDIO20_CHANNEL_CONFIG_NON_PREDEFINED, /*_idxchannelnames*/ 0x00, /*_ctrl*/ AUDIO20_CTRL_R << AUDIO20_IN_TERM_CTRL_CONNECTOR_POS, /*_stridx*/ 0x00),\ + TUD_AUDIO20_DESC_INPUT_TERM(/*_termid*/ 0x01, /*_termtype*/ AUDIO_TERM_TYPE_IN_GENERIC_MIC, /*_assocTerm*/ 0x03, /*_clkid*/ 0x04, /*_nchannelslogical*/ 0x01, /*_channelcfg*/ AUDIO20_CHANNEL_CONFIG_NON_PREDEFINED, /*_idxchannelnames*/ 0x00, /*_ctrl*/ AUDIO20_CTRL_R << AUDIO20_IN_TERM_CTRL_CONNECTOR_POS, /*_stridx*/ 0x00),\ /* Output Terminal Descriptor(4.7.2.5) */\ - TUD_AUDIO_DESC_OUTPUT_TERM(/*_termid*/ 0x03, /*_termtype*/ AUDIO20_TERM_TYPE_USB_STREAMING, /*_assocTerm*/ 0x01, /*_srcid*/ 0x02, /*_clkid*/ 0x04, /*_ctrl*/ 0x0000, /*_stridx*/ 0x00),\ + TUD_AUDIO20_DESC_OUTPUT_TERM(/*_termid*/ 0x03, /*_termtype*/ AUDIO_TERM_TYPE_USB_STREAMING, /*_assocTerm*/ 0x01, /*_srcid*/ 0x02, /*_clkid*/ 0x04, /*_ctrl*/ 0x0000, /*_stridx*/ 0x00),\ /* Feature Unit Descriptor(4.7.2.8) */\ - TUD_AUDIO_DESC_FEATURE_UNIT_ONE_CHANNEL(/*_unitid*/ 0x02, /*_srcid*/ 0x01, /*_ctrlch0master*/ AUDIO20_CTRL_RW << AUDIO20_FEATURE_UNIT_CTRL_MUTE_POS | AUDIO20_CTRL_RW << AUDIO20_FEATURE_UNIT_CTRL_VOLUME_POS, /*_ctrlch1*/ AUDIO20_CTRL_RW << AUDIO20_FEATURE_UNIT_CTRL_MUTE_POS | AUDIO20_CTRL_RW << AUDIO20_FEATURE_UNIT_CTRL_VOLUME_POS, /*_stridx*/ 0x00),\ + TUD_AUDIO20_DESC_FEATURE_UNIT(/*_unitid*/ 0x02, /*_srcid*/ 0x01, /*_stridx*/ 0x00, /*_ctrlch0master*/ AUDIO20_CTRL_RW << AUDIO20_FEATURE_UNIT_CTRL_MUTE_POS | AUDIO20_CTRL_RW << AUDIO20_FEATURE_UNIT_CTRL_VOLUME_POS, /*_ctrlch1*/ AUDIO20_CTRL_RW << AUDIO20_FEATURE_UNIT_CTRL_MUTE_POS | AUDIO20_CTRL_RW << AUDIO20_FEATURE_UNIT_CTRL_VOLUME_POS),\ /* Standard AS Interface Descriptor(4.9.1) */\ /* Interface 1, Alternate 0 - default alternate setting with 0 bandwidth */\ - TUD_AUDIO_DESC_STD_AS_INT(/*_itfnum*/ (uint8_t)((_itfnum)+1), /*_altset*/ 0x00, /*_nEPs*/ 0x00, /*_stridx*/ 0x00),\ + TUD_AUDIO20_DESC_STD_AS_INT(/*_itfnum*/ (uint8_t)((_itfnum)+1), /*_altset*/ 0x00, /*_nEPs*/ 0x00, /*_stridx*/ 0x00),\ /* Standard AS Interface Descriptor(4.9.1) */\ /* Interface 1, Alternate 1 - alternate interface for data streaming */\ - TUD_AUDIO_DESC_STD_AS_INT(/*_itfnum*/ (uint8_t)((_itfnum)+1), /*_altset*/ 0x01, /*_nEPs*/ 0x01, /*_stridx*/ 0x00),\ + TUD_AUDIO20_DESC_STD_AS_INT(/*_itfnum*/ (uint8_t)((_itfnum)+1), /*_altset*/ 0x01, /*_nEPs*/ 0x01, /*_stridx*/ 0x00),\ /* Class-Specific AS Interface Descriptor(4.9.2) */\ - TUD_AUDIO_DESC_CS_AS_INT(/*_termid*/ 0x03, /*_ctrl*/ AUDIO20_CTRL_NONE, /*_formattype*/ AUDIO20_FORMAT_TYPE_I, /*_formats*/ AUDIO20_DATA_FORMAT_TYPE_I_PCM, /*_nchannelsphysical*/ 0x01, /*_channelcfg*/ AUDIO20_CHANNEL_CONFIG_NON_PREDEFINED, /*_stridx*/ 0x00),\ + TUD_AUDIO20_DESC_CS_AS_INT(/*_termid*/ 0x03, /*_ctrl*/ AUDIO20_CTRL_NONE, /*_formattype*/ AUDIO20_FORMAT_TYPE_I, /*_formats*/ AUDIO20_DATA_FORMAT_TYPE_I_PCM, /*_nchannelsphysical*/ 0x01, /*_channelcfg*/ AUDIO20_CHANNEL_CONFIG_NON_PREDEFINED, /*_stridx*/ 0x00),\ /* Type I Format Type Descriptor(2.3.1.6 - Audio Formats) */\ - TUD_AUDIO_DESC_TYPE_I_FORMAT(_nBytesPerSample, _nBitsUsedPerSample),\ + TUD_AUDIO20_DESC_TYPE_I_FORMAT(_nBytesPerSample, _nBitsUsedPerSample),\ /* Standard AS Isochronous Audio Data Endpoint Descriptor(4.10.1.1) */\ - TUD_AUDIO_DESC_STD_AS_ISO_EP(/*_ep*/ _epin, /*_attr*/ (uint8_t) ((uint8_t)TUSB_XFER_ISOCHRONOUS | (uint8_t)TUSB_ISO_EP_ATT_ASYNCHRONOUS | (uint8_t)TUSB_ISO_EP_ATT_DATA), /*_maxEPsize*/ _epsize, /*_interval*/ 0x01),\ + TUD_AUDIO20_DESC_STD_AS_ISO_EP(/*_ep*/ _epin, /*_attr*/ (uint8_t) ((uint8_t)TUSB_XFER_ISOCHRONOUS | (uint8_t)TUSB_ISO_EP_ATT_ASYNCHRONOUS | (uint8_t)TUSB_ISO_EP_ATT_DATA), /*_maxEPsize*/ _epsize, /*_interval*/ 0x01),\ /* Class-Specific AS Isochronous Audio Data Endpoint Descriptor(4.10.1.2) */\ - TUD_AUDIO_DESC_CS_AS_ISO_EP(/*_attr*/ AUDIO20_CS_AS_ISO_DATA_EP_ATT_NON_MAX_PACKETS_OK, /*_ctrl*/ AUDIO20_CTRL_NONE, /*_lockdelayunit*/ AUDIO20_CS_AS_ISO_DATA_EP_LOCK_DELAY_UNIT_UNDEFINED, /*_lockdelay*/ 0x0000) + TUD_AUDIO20_DESC_CS_AS_ISO_EP(/*_attr*/ AUDIO20_CS_AS_ISO_DATA_EP_ATT_NON_MAX_PACKETS_OK, /*_ctrl*/ AUDIO20_CTRL_NONE, /*_lockdelayunit*/ AUDIO20_CS_AS_ISO_DATA_EP_LOCK_DELAY_UNIT_UNDEFINED, /*_lockdelay*/ 0x0000) // AUDIO simple descriptor (UAC2) for 4 microphone input // - 1 Input Terminal, 1 Feature Unit (Mute and Volume Control), 1 Output Terminal, 1 Clock Source -#define TUD_AUDIO_MIC_FOUR_CH_DESC_LEN (TUD_AUDIO_DESC_IAD_LEN\ - + TUD_AUDIO_DESC_STD_AC_LEN\ - + TUD_AUDIO_DESC_CS_AC_LEN\ - + TUD_AUDIO_DESC_CLK_SRC_LEN\ - + TUD_AUDIO_DESC_INPUT_TERM_LEN\ - + TUD_AUDIO_DESC_OUTPUT_TERM_LEN\ - + TUD_AUDIO_DESC_FEATURE_UNIT_FOUR_CHANNEL_LEN\ - + TUD_AUDIO_DESC_STD_AS_INT_LEN\ - + TUD_AUDIO_DESC_STD_AS_INT_LEN\ - + TUD_AUDIO_DESC_CS_AS_INT_LEN\ - + TUD_AUDIO_DESC_TYPE_I_FORMAT_LEN\ - + TUD_AUDIO_DESC_STD_AS_ISO_EP_LEN\ - + TUD_AUDIO_DESC_CS_AS_ISO_EP_LEN) - -#define TUD_AUDIO_MIC_FOUR_CH_DESC_N_AS_INT 1 // Number of AS interfaces - -#define TUD_AUDIO_MIC_FOUR_CH_DESCRIPTOR(_itfnum, _stridx, _nBytesPerSample, _nBitsUsedPerSample, _epin, _epsize) \ +#define TUD_AUDIO20_MIC_FOUR_CH_DESC_LEN (TUD_AUDIO20_DESC_IAD_LEN\ + + TUD_AUDIO20_DESC_STD_AC_LEN\ + + TUD_AUDIO20_DESC_CS_AC_LEN\ + + TUD_AUDIO20_DESC_CLK_SRC_LEN\ + + TUD_AUDIO20_DESC_INPUT_TERM_LEN\ + + TUD_AUDIO20_DESC_OUTPUT_TERM_LEN\ + + TUD_AUDIO20_DESC_FEATURE_UNIT_LEN(4)\ + + TUD_AUDIO20_DESC_STD_AS_LEN\ + + TUD_AUDIO20_DESC_STD_AS_LEN\ + + TUD_AUDIO20_DESC_CS_AS_INT_LEN\ + + TUD_AUDIO20_DESC_TYPE_I_FORMAT_LEN\ + + TUD_AUDIO20_DESC_STD_AS_ISO_EP_LEN\ + + TUD_AUDIO20_DESC_CS_AS_ISO_EP_LEN) + +#define TUD_AUDIO20_MIC_FOUR_CH_DESC_N_AS_INT 1 // Number of AS interfaces + +#define TUD_AUDIO20_MIC_FOUR_CH_DESCRIPTOR(_itfnum, _stridx, _nBytesPerSample, _nBitsUsedPerSample, _epin, _epsize) \ /* Standard Interface Association Descriptor (IAD) */\ - TUD_AUDIO_DESC_IAD(/*_firstitf*/ _itfnum, /*_nitfs*/ 0x02, /*_stridx*/ 0x00),\ + TUD_AUDIO20_DESC_IAD(/*_firstitf*/ _itfnum, /*_nitfs*/ 0x02, /*_stridx*/ 0x00),\ /* Standard AC Interface Descriptor(4.7.1) */\ - TUD_AUDIO_DESC_STD_AC(/*_itfnum*/ _itfnum, /*_nEPs*/ 0x00, /*_stridx*/ _stridx),\ + TUD_AUDIO20_DESC_STD_AC(/*_itfnum*/ _itfnum, /*_nEPs*/ 0x00, /*_stridx*/ _stridx),\ /* Class-Specific AC Interface Header Descriptor(4.7.2) */\ - TUD_AUDIO_DESC_CS_AC(/*_bcdADC*/ 0x0200, /*_category*/ AUDIO20_FUNC_MICROPHONE, /*_totallen*/ TUD_AUDIO_DESC_CLK_SRC_LEN+TUD_AUDIO_DESC_INPUT_TERM_LEN+TUD_AUDIO_DESC_OUTPUT_TERM_LEN+TUD_AUDIO_DESC_FEATURE_UNIT_FOUR_CHANNEL_LEN, /*_ctrl*/ AUDIO20_CS_AS_INTERFACE_CTRL_LATENCY_POS),\ + TUD_AUDIO20_DESC_CS_AC(/*_bcdADC*/ 0x0200, /*_category*/ AUDIO20_FUNC_MICROPHONE, /*_totallen*/ TUD_AUDIO20_DESC_CLK_SRC_LEN+TUD_AUDIO20_DESC_INPUT_TERM_LEN+TUD_AUDIO20_DESC_OUTPUT_TERM_LEN+TUD_AUDIO20_DESC_FEATURE_UNIT_LEN(4), /*_ctrl*/ AUDIO20_CS_AS_INTERFACE_CTRL_LATENCY_POS),\ /* Clock Source Descriptor(4.7.2.1) */\ - TUD_AUDIO_DESC_CLK_SRC(/*_clkid*/ 0x04, /*_attr*/ AUDIO20_CLOCK_SOURCE_ATT_INT_FIX_CLK, /*_ctrl*/ (AUDIO20_CTRL_R << AUDIO20_CLOCK_SOURCE_CTRL_CLK_FRQ_POS), /*_assocTerm*/ 0x01, /*_stridx*/ 0x00),\ + TUD_AUDIO20_DESC_CLK_SRC(/*_clkid*/ 0x04, /*_attr*/ AUDIO20_CLOCK_SOURCE_ATT_INT_FIX_CLK, /*_ctrl*/ (AUDIO20_CTRL_R << AUDIO20_CLOCK_SOURCE_CTRL_CLK_FRQ_POS), /*_assocTerm*/ 0x01, /*_stridx*/ 0x00),\ /* Input Terminal Descriptor(4.7.2.4) */\ - TUD_AUDIO_DESC_INPUT_TERM(/*_termid*/ 0x01, /*_termtype*/ AUDIO20_TERM_TYPE_IN_GENERIC_MIC, /*_assocTerm*/ 0x03, /*_clkid*/ 0x04, /*_nchannelslogical*/ 0x04, /*_channelcfg*/ AUDIO20_CHANNEL_CONFIG_NON_PREDEFINED, /*_idxchannelnames*/ 0x00, /*_ctrl*/ AUDIO20_CTRL_R << AUDIO20_IN_TERM_CTRL_CONNECTOR_POS, /*_stridx*/ 0x00),\ + TUD_AUDIO20_DESC_INPUT_TERM(/*_termid*/ 0x01, /*_termtype*/ AUDIO_TERM_TYPE_IN_GENERIC_MIC, /*_assocTerm*/ 0x03, /*_clkid*/ 0x04, /*_nchannelslogical*/ 0x04, /*_channelcfg*/ AUDIO20_CHANNEL_CONFIG_NON_PREDEFINED, /*_idxchannelnames*/ 0x00, /*_ctrl*/ AUDIO20_CTRL_R << AUDIO20_IN_TERM_CTRL_CONNECTOR_POS, /*_stridx*/ 0x00),\ /* Output Terminal Descriptor(4.7.2.5) */\ - TUD_AUDIO_DESC_OUTPUT_TERM(/*_termid*/ 0x03, /*_termtype*/ AUDIO20_TERM_TYPE_USB_STREAMING, /*_assocTerm*/ 0x01, /*_srcid*/ 0x02, /*_clkid*/ 0x04, /*_ctrl*/ 0x0000, /*_stridx*/ 0x00),\ + TUD_AUDIO20_DESC_OUTPUT_TERM(/*_termid*/ 0x03, /*_termtype*/ AUDIO_TERM_TYPE_USB_STREAMING, /*_assocTerm*/ 0x01, /*_srcid*/ 0x02, /*_clkid*/ 0x04, /*_ctrl*/ 0x0000, /*_stridx*/ 0x00),\ /* Feature Unit Descriptor(4.7.2.8) */\ - TUD_AUDIO_DESC_FEATURE_UNIT_FOUR_CHANNEL(/*_unitid*/ 0x02, /*_srcid*/ 0x01, /*_ctrlch0master*/ AUDIO20_CTRL_RW << AUDIO20_FEATURE_UNIT_CTRL_MUTE_POS | AUDIO20_CTRL_RW << AUDIO20_FEATURE_UNIT_CTRL_VOLUME_POS, /*_ctrlch1*/ AUDIO20_CTRL_RW << AUDIO20_FEATURE_UNIT_CTRL_MUTE_POS | AUDIO20_CTRL_RW << AUDIO20_FEATURE_UNIT_CTRL_VOLUME_POS, /*_ctrlch2*/ AUDIO20_CTRL_RW << AUDIO20_FEATURE_UNIT_CTRL_MUTE_POS | AUDIO20_CTRL_RW << AUDIO20_FEATURE_UNIT_CTRL_VOLUME_POS, /*_ctrlch3*/ AUDIO20_CTRL_RW << AUDIO20_FEATURE_UNIT_CTRL_MUTE_POS | AUDIO20_CTRL_RW << AUDIO20_FEATURE_UNIT_CTRL_VOLUME_POS, /*_ctrlch4*/ AUDIO20_CTRL_RW << AUDIO20_FEATURE_UNIT_CTRL_MUTE_POS | AUDIO20_CTRL_RW << AUDIO20_FEATURE_UNIT_CTRL_VOLUME_POS, /*_stridx*/ 0x00),\ + TUD_AUDIO20_DESC_FEATURE_UNIT(/*_unitid*/ 0x02, /*_srcid*/ 0x01, /*_stridx*/ 0x00, /*_ctrlch0master*/ AUDIO20_CTRL_RW << AUDIO20_FEATURE_UNIT_CTRL_MUTE_POS | AUDIO20_CTRL_RW << AUDIO20_FEATURE_UNIT_CTRL_VOLUME_POS, /*_ctrlch1*/ AUDIO20_CTRL_RW << AUDIO20_FEATURE_UNIT_CTRL_MUTE_POS | AUDIO20_CTRL_RW << AUDIO20_FEATURE_UNIT_CTRL_VOLUME_POS, /*_ctrlch2*/ AUDIO20_CTRL_RW << AUDIO20_FEATURE_UNIT_CTRL_MUTE_POS | AUDIO20_CTRL_RW << AUDIO20_FEATURE_UNIT_CTRL_VOLUME_POS, /*_ctrlch3*/ AUDIO20_CTRL_RW << AUDIO20_FEATURE_UNIT_CTRL_MUTE_POS | AUDIO20_CTRL_RW << AUDIO20_FEATURE_UNIT_CTRL_VOLUME_POS, /*_ctrlch4*/ AUDIO20_CTRL_RW << AUDIO20_FEATURE_UNIT_CTRL_MUTE_POS | AUDIO20_CTRL_RW << AUDIO20_FEATURE_UNIT_CTRL_VOLUME_POS),\ /* Standard AS Interface Descriptor(4.9.1) */\ /* Interface 1, Alternate 0 - default alternate setting with 0 bandwidth */\ - TUD_AUDIO_DESC_STD_AS_INT(/*_itfnum*/ (uint8_t)((_itfnum)+1), /*_altset*/ 0x00, /*_nEPs*/ 0x00, /*_stridx*/ 0x00),\ + TUD_AUDIO20_DESC_STD_AS_INT(/*_itfnum*/ (uint8_t)((_itfnum)+1), /*_altset*/ 0x00, /*_nEPs*/ 0x00, /*_stridx*/ 0x00),\ /* Standard AS Interface Descriptor(4.9.1) */\ /* Interface 1, Alternate 1 - alternate interface for data streaming */\ - TUD_AUDIO_DESC_STD_AS_INT(/*_itfnum*/ (uint8_t)((_itfnum)+1), /*_altset*/ 0x01, /*_nEPs*/ 0x01, /*_stridx*/ 0x00),\ + TUD_AUDIO20_DESC_STD_AS_INT(/*_itfnum*/ (uint8_t)((_itfnum)+1), /*_altset*/ 0x01, /*_nEPs*/ 0x01, /*_stridx*/ 0x00),\ /* Class-Specific AS Interface Descriptor(4.9.2) */\ - TUD_AUDIO_DESC_CS_AS_INT(/*_termid*/ 0x03, /*_ctrl*/ AUDIO20_CTRL_NONE, /*_formattype*/ AUDIO20_FORMAT_TYPE_I, /*_formats*/ AUDIO20_DATA_FORMAT_TYPE_I_PCM, /*_nchannelsphysical*/ 0x04, /*_channelcfg*/ AUDIO20_CHANNEL_CONFIG_NON_PREDEFINED, /*_stridx*/ 0x00),\ + TUD_AUDIO20_DESC_CS_AS_INT(/*_termid*/ 0x03, /*_ctrl*/ AUDIO20_CTRL_NONE, /*_formattype*/ AUDIO20_FORMAT_TYPE_I, /*_formats*/ AUDIO20_DATA_FORMAT_TYPE_I_PCM, /*_nchannelsphysical*/ 0x04, /*_channelcfg*/ AUDIO20_CHANNEL_CONFIG_NON_PREDEFINED, /*_stridx*/ 0x00),\ /* Type I Format Type Descriptor(2.3.1.6 - Audio Formats) */\ - TUD_AUDIO_DESC_TYPE_I_FORMAT(_nBytesPerSample, _nBitsUsedPerSample),\ + TUD_AUDIO20_DESC_TYPE_I_FORMAT(_nBytesPerSample, _nBitsUsedPerSample),\ /* Standard AS Isochronous Audio Data Endpoint Descriptor(4.10.1.1) */\ - TUD_AUDIO_DESC_STD_AS_ISO_EP(/*_ep*/ _epin, /*_attr*/ (uint8_t) ((uint8_t)TUSB_XFER_ISOCHRONOUS | (uint8_t)TUSB_ISO_EP_ATT_ASYNCHRONOUS | (uint8_t)TUSB_ISO_EP_ATT_DATA), /*_maxEPsize*/ _epsize, /*_interval*/ 0x01),\ + TUD_AUDIO20_DESC_STD_AS_ISO_EP(/*_ep*/ _epin, /*_attr*/ (uint8_t) ((uint8_t)TUSB_XFER_ISOCHRONOUS | (uint8_t)TUSB_ISO_EP_ATT_ASYNCHRONOUS | (uint8_t)TUSB_ISO_EP_ATT_DATA), /*_maxEPsize*/ _epsize, /*_interval*/ 0x01),\ /* Class-Specific AS Isochronous Audio Data Endpoint Descriptor(4.10.1.2) */\ - TUD_AUDIO_DESC_CS_AS_ISO_EP(/*_attr*/ AUDIO20_CS_AS_ISO_DATA_EP_ATT_NON_MAX_PACKETS_OK, /*_ctrl*/ AUDIO20_CTRL_NONE, /*_lockdelayunit*/ AUDIO20_CS_AS_ISO_DATA_EP_LOCK_DELAY_UNIT_UNDEFINED, /*_lockdelay*/ 0x0000) + TUD_AUDIO20_DESC_CS_AS_ISO_EP(/*_attr*/ AUDIO20_CS_AS_ISO_DATA_EP_ATT_NON_MAX_PACKETS_OK, /*_ctrl*/ AUDIO20_CTRL_NONE, /*_lockdelayunit*/ AUDIO20_CS_AS_ISO_DATA_EP_LOCK_DELAY_UNIT_UNDEFINED, /*_lockdelay*/ 0x0000) // AUDIO simple descriptor (UAC2) for mono speaker // - 1 Input Terminal, 2 Feature Unit (Mute and Volume Control), 3 Output Terminal, 4 Clock Source -#define TUD_AUDIO_SPEAKER_MONO_FB_DESC_LEN (TUD_AUDIO_DESC_IAD_LEN\ - + TUD_AUDIO_DESC_STD_AC_LEN\ - + TUD_AUDIO_DESC_CS_AC_LEN\ - + TUD_AUDIO_DESC_CLK_SRC_LEN\ - + TUD_AUDIO_DESC_INPUT_TERM_LEN\ - + TUD_AUDIO_DESC_OUTPUT_TERM_LEN\ - + TUD_AUDIO_DESC_FEATURE_UNIT_ONE_CHANNEL_LEN\ - + TUD_AUDIO_DESC_STD_AS_INT_LEN\ - + TUD_AUDIO_DESC_STD_AS_INT_LEN\ - + TUD_AUDIO_DESC_CS_AS_INT_LEN\ - + TUD_AUDIO_DESC_TYPE_I_FORMAT_LEN\ - + TUD_AUDIO_DESC_STD_AS_ISO_EP_LEN\ - + TUD_AUDIO_DESC_CS_AS_ISO_EP_LEN\ - + TUD_AUDIO_DESC_STD_AS_ISO_FB_EP_LEN) - -#define TUD_AUDIO_SPEAKER_MONO_FB_DESCRIPTOR(_itfnum, _stridx, _nBytesPerSample, _nBitsUsedPerSample, _epout, _epoutsize, _epfb, _epfbsize) \ +#define TUD_AUDIO20_SPEAKER_MONO_FB_DESC_LEN (TUD_AUDIO20_DESC_IAD_LEN\ + + TUD_AUDIO20_DESC_STD_AC_LEN\ + + TUD_AUDIO20_DESC_CS_AC_LEN\ + + TUD_AUDIO20_DESC_CLK_SRC_LEN\ + + TUD_AUDIO20_DESC_INPUT_TERM_LEN\ + + TUD_AUDIO20_DESC_OUTPUT_TERM_LEN\ + + TUD_AUDIO20_DESC_FEATURE_UNIT_LEN(1)\ + + TUD_AUDIO20_DESC_STD_AS_LEN\ + + TUD_AUDIO20_DESC_STD_AS_LEN\ + + TUD_AUDIO20_DESC_CS_AS_INT_LEN\ + + TUD_AUDIO20_DESC_TYPE_I_FORMAT_LEN\ + + TUD_AUDIO20_DESC_STD_AS_ISO_EP_LEN\ + + TUD_AUDIO20_DESC_CS_AS_ISO_EP_LEN\ + + TUD_AUDIO20_DESC_STD_AS_ISO_FB_EP_LEN) + +#define TUD_AUDIO20_SPEAKER_MONO_FB_DESCRIPTOR(_itfnum, _stridx, _nBytesPerSample, _nBitsUsedPerSample, _epout, _epoutsize, _epfb, _epfbsize) \ /* Standard Interface Association Descriptor (IAD) */\ - TUD_AUDIO_DESC_IAD(/*_firstitf*/ _itfnum, /*_nitfs*/ 0x02, /*_stridx*/ 0x00),\ + TUD_AUDIO20_DESC_IAD(/*_firstitf*/ _itfnum, /*_nitfs*/ 0x02, /*_stridx*/ 0x00),\ /* Standard AC Interface Descriptor(4.7.1) */\ - TUD_AUDIO_DESC_STD_AC(/*_itfnum*/ _itfnum, /*_nEPs*/ 0x00, /*_stridx*/ _stridx),\ + TUD_AUDIO20_DESC_STD_AC(/*_itfnum*/ _itfnum, /*_nEPs*/ 0x00, /*_stridx*/ _stridx),\ /* Class-Specific AC Interface Header Descriptor(4.7.2) */\ - TUD_AUDIO_DESC_CS_AC(/*_bcdADC*/ 0x0200, /*_category*/ AUDIO20_FUNC_DESKTOP_SPEAKER, /*_totallen*/ TUD_AUDIO_DESC_CLK_SRC_LEN+TUD_AUDIO_DESC_INPUT_TERM_LEN+TUD_AUDIO_DESC_OUTPUT_TERM_LEN+TUD_AUDIO_DESC_FEATURE_UNIT_ONE_CHANNEL_LEN, /*_ctrl*/ AUDIO20_CS_AS_INTERFACE_CTRL_LATENCY_POS),\ + TUD_AUDIO20_DESC_CS_AC(/*_bcdADC*/ 0x0200, /*_category*/ AUDIO20_FUNC_DESKTOP_SPEAKER, /*_totallen*/ TUD_AUDIO20_DESC_CLK_SRC_LEN+TUD_AUDIO20_DESC_INPUT_TERM_LEN+TUD_AUDIO20_DESC_OUTPUT_TERM_LEN+TUD_AUDIO20_DESC_FEATURE_UNIT_LEN(1), /*_ctrl*/ AUDIO20_CS_AS_INTERFACE_CTRL_LATENCY_POS),\ /* Clock Source Descriptor(4.7.2.1) */\ - TUD_AUDIO_DESC_CLK_SRC(/*_clkid*/ 0x04, /*_attr*/ AUDIO20_CLOCK_SOURCE_ATT_INT_FIX_CLK, /*_ctrl*/ (AUDIO20_CTRL_R << AUDIO20_CLOCK_SOURCE_CTRL_CLK_FRQ_POS), /*_assocTerm*/ 0x01, /*_stridx*/ 0x00),\ + TUD_AUDIO20_DESC_CLK_SRC(/*_clkid*/ 0x04, /*_attr*/ AUDIO20_CLOCK_SOURCE_ATT_INT_FIX_CLK, /*_ctrl*/ (AUDIO20_CTRL_R << AUDIO20_CLOCK_SOURCE_CTRL_CLK_FRQ_POS), /*_assocTerm*/ 0x01, /*_stridx*/ 0x00),\ /* Input Terminal Descriptor(4.7.2.4) */\ - TUD_AUDIO_DESC_INPUT_TERM(/*_termid*/ 0x01, /*_termtype*/ AUDIO20_TERM_TYPE_USB_STREAMING, /*_assocTerm*/ 0x00, /*_clkid*/ 0x04, /*_nchannelslogical*/ 0x01, /*_channelcfg*/ AUDIO20_CHANNEL_CONFIG_NON_PREDEFINED, /*_idxchannelnames*/ 0x00, /*_ctrl*/ 0 * (AUDIO20_CTRL_R << AUDIO20_IN_TERM_CTRL_CONNECTOR_POS), /*_stridx*/ 0x00),\ + TUD_AUDIO20_DESC_INPUT_TERM(/*_termid*/ 0x01, /*_termtype*/ AUDIO_TERM_TYPE_USB_STREAMING, /*_assocTerm*/ 0x00, /*_clkid*/ 0x04, /*_nchannelslogical*/ 0x01, /*_channelcfg*/ AUDIO20_CHANNEL_CONFIG_NON_PREDEFINED, /*_idxchannelnames*/ 0x00, /*_ctrl*/ 0 * (AUDIO20_CTRL_R << AUDIO20_IN_TERM_CTRL_CONNECTOR_POS), /*_stridx*/ 0x00),\ /* Output Terminal Descriptor(4.7.2.5) */\ - TUD_AUDIO_DESC_OUTPUT_TERM(/*_termid*/ 0x03, /*_termtype*/ AUDIO20_TERM_TYPE_OUT_DESKTOP_SPEAKER, /*_assocTerm*/ 0x01, /*_srcid*/ 0x02, /*_clkid*/ 0x04, /*_ctrl*/ 0x0000, /*_stridx*/ 0x00),\ + TUD_AUDIO20_DESC_OUTPUT_TERM(/*_termid*/ 0x03, /*_termtype*/ AUDIO_TERM_TYPE_OUT_DESKTOP_SPEAKER, /*_assocTerm*/ 0x01, /*_srcid*/ 0x02, /*_clkid*/ 0x04, /*_ctrl*/ 0x0000, /*_stridx*/ 0x00),\ /* Feature Unit Descriptor(4.7.2.8) */\ - TUD_AUDIO_DESC_FEATURE_UNIT_ONE_CHANNEL(/*_unitid*/ 0x02, /*_srcid*/ 0x01, /*_ctrlch0master*/ AUDIO20_CTRL_RW << AUDIO20_FEATURE_UNIT_CTRL_MUTE_POS | AUDIO20_CTRL_RW << AUDIO20_FEATURE_UNIT_CTRL_VOLUME_POS, /*_ctrlch1*/ AUDIO20_CTRL_RW << AUDIO20_FEATURE_UNIT_CTRL_MUTE_POS | AUDIO20_CTRL_RW << AUDIO20_FEATURE_UNIT_CTRL_VOLUME_POS, /*_stridx*/ 0x00),\ + TUD_AUDIO20_DESC_FEATURE_UNIT(/*_unitid*/ 0x02, /*_srcid*/ 0x01, /*_stridx*/ 0x00, /*_ctrlch0master*/ AUDIO20_CTRL_RW << AUDIO20_FEATURE_UNIT_CTRL_MUTE_POS | AUDIO20_CTRL_RW << AUDIO20_FEATURE_UNIT_CTRL_VOLUME_POS, /*_ctrlch1*/ AUDIO20_CTRL_RW << AUDIO20_FEATURE_UNIT_CTRL_MUTE_POS | AUDIO20_CTRL_RW << AUDIO20_FEATURE_UNIT_CTRL_VOLUME_POS),\ /* Standard AS Interface Descriptor(4.9.1) */\ /* Interface 1, Alternate 0 - default alternate setting with 0 bandwidth */\ - TUD_AUDIO_DESC_STD_AS_INT(/*_itfnum*/ (uint8_t)((_itfnum) + 1), /*_altset*/ 0x00, /*_nEPs*/ 0x00, /*_stridx*/ 0x00),\ + TUD_AUDIO20_DESC_STD_AS_INT(/*_itfnum*/ (uint8_t)((_itfnum) + 1), /*_altset*/ 0x00, /*_nEPs*/ 0x00, /*_stridx*/ 0x00),\ /* Standard AS Interface Descriptor(4.9.1) */\ /* Interface 1, Alternate 1 - alternate interface for data streaming */\ - TUD_AUDIO_DESC_STD_AS_INT(/*_itfnum*/ (uint8_t)((_itfnum) + 1), /*_altset*/ 0x01, /*_nEPs*/ 0x02, /*_stridx*/ 0x00),\ + TUD_AUDIO20_DESC_STD_AS_INT(/*_itfnum*/ (uint8_t)((_itfnum) + 1), /*_altset*/ 0x01, /*_nEPs*/ 0x02, /*_stridx*/ 0x00),\ /* Class-Specific AS Interface Descriptor(4.9.2) */\ - TUD_AUDIO_DESC_CS_AS_INT(/*_termid*/ 0x01, /*_ctrl*/ AUDIO20_CTRL_NONE, /*_formattype*/ AUDIO20_FORMAT_TYPE_I, /*_formats*/ AUDIO20_DATA_FORMAT_TYPE_I_PCM, /*_nchannelsphysical*/ 0x01, /*_channelcfg*/ AUDIO20_CHANNEL_CONFIG_NON_PREDEFINED, /*_stridx*/ 0x00),\ + TUD_AUDIO20_DESC_CS_AS_INT(/*_termid*/ 0x01, /*_ctrl*/ AUDIO20_CTRL_NONE, /*_formattype*/ AUDIO20_FORMAT_TYPE_I, /*_formats*/ AUDIO20_DATA_FORMAT_TYPE_I_PCM, /*_nchannelsphysical*/ 0x01, /*_channelcfg*/ AUDIO20_CHANNEL_CONFIG_NON_PREDEFINED, /*_stridx*/ 0x00),\ /* Type I Format Type Descriptor(2.3.1.6 - Audio Formats) */\ - TUD_AUDIO_DESC_TYPE_I_FORMAT(_nBytesPerSample, _nBitsUsedPerSample),\ + TUD_AUDIO20_DESC_TYPE_I_FORMAT(_nBytesPerSample, _nBitsUsedPerSample),\ /* Standard AS Isochronous Audio Data Endpoint Descriptor(4.10.1.1) */\ - TUD_AUDIO_DESC_STD_AS_ISO_EP(/*_ep*/ _epout, /*_attr*/ (uint8_t) ((uint8_t)TUSB_XFER_ISOCHRONOUS | (uint8_t)TUSB_ISO_EP_ATT_ASYNCHRONOUS | (uint8_t)TUSB_ISO_EP_ATT_DATA), /*_maxEPsize*/ _epoutsize, /*_interval*/ 0x01),\ + TUD_AUDIO20_DESC_STD_AS_ISO_EP(/*_ep*/ _epout, /*_attr*/ (uint8_t) ((uint8_t)TUSB_XFER_ISOCHRONOUS | (uint8_t)TUSB_ISO_EP_ATT_ASYNCHRONOUS | (uint8_t)TUSB_ISO_EP_ATT_DATA), /*_maxEPsize*/ _epoutsize, /*_interval*/ 0x01),\ /* Class-Specific AS Isochronous Audio Data Endpoint Descriptor(4.10.1.2) */\ - TUD_AUDIO_DESC_CS_AS_ISO_EP(/*_attr*/ AUDIO20_CS_AS_ISO_DATA_EP_ATT_NON_MAX_PACKETS_OK, /*_ctrl*/ AUDIO20_CTRL_NONE, /*_lockdelayunit*/ AUDIO20_CS_AS_ISO_DATA_EP_LOCK_DELAY_UNIT_UNDEFINED, /*_lockdelay*/ 0x0000),\ + TUD_AUDIO20_DESC_CS_AS_ISO_EP(/*_attr*/ AUDIO20_CS_AS_ISO_DATA_EP_ATT_NON_MAX_PACKETS_OK, /*_ctrl*/ AUDIO20_CTRL_NONE, /*_lockdelayunit*/ AUDIO20_CS_AS_ISO_DATA_EP_LOCK_DELAY_UNIT_UNDEFINED, /*_lockdelay*/ 0x0000),\ /* Standard AS Isochronous Feedback Endpoint Descriptor(4.10.2.1) */\ - TUD_AUDIO_DESC_STD_AS_ISO_FB_EP(/*_ep*/ _epfb, /*_epsize*/ _epfbsize, /*_interval*/ 1) + TUD_AUDIO20_DESC_STD_AS_ISO_FB_EP(/*_ep*/ _epfb, /*_epsize*/ _epfbsize, /*_interval*/ 1) // Calculate wMaxPacketSize of Endpoints #define TUD_AUDIO_EP_SIZE(_maxFrequency, _nBytesPerSample, _nChannels) \ -- cgit v1.3.1 From 289680a6b99e323b948187c62be3e942af2ebbdf Mon Sep 17 00:00:00 2001 From: HiFiPhile Date: Sun, 28 Sep 2025 23:20:32 +0200 Subject: Add basic UAC1 support Signed-off-by: HiFiPhile --- .../device/audio_4_channel_mic/src/tusb_config.h | 2 - .../audio_4_channel_mic_freertos/src/tusb_config.h | 2 - examples/device/audio_test/src/tusb_config.h | 1 - .../device/audio_test_freertos/src/tusb_config.h | 1 - .../device/audio_test_multi_rate/src/tusb_config.h | 1 - examples/device/cdc_uac2/src/tusb_config.h | 2 - examples/device/uac2_headset/src/tusb_config.h | 2 - examples/device/uac2_speaker_fb/src/tusb_config.h | 2 - src/class/audio/audio.h | 32 +-- src/class/audio/audio_device.c | 309 +++++++++++++-------- src/class/audio/audio_device.h | 26 +- src/device/usbd.h | 8 +- 12 files changed, 226 insertions(+), 162 deletions(-) (limited to 'src/class/audio') diff --git a/examples/device/audio_4_channel_mic/src/tusb_config.h b/examples/device/audio_4_channel_mic/src/tusb_config.h index 718486941..a1b3a1050 100644 --- a/examples/device/audio_4_channel_mic/src/tusb_config.h +++ b/examples/device/audio_4_channel_mic/src/tusb_config.h @@ -105,8 +105,6 @@ extern "C" { // Have a look into audio_device.h for all configurations #define CFG_TUD_AUDIO_FUNC_1_SAMPLE_RATE 48000 -#define CFG_TUD_AUDIO_FUNC_1_DESC_LEN TUD_AUDIO20_MIC_FOUR_CH_DESC_LEN - #define CFG_TUD_AUDIO_FUNC_1_CTRL_BUF_SZ 64 #define CFG_TUD_AUDIO_ENABLE_EP_IN 1 diff --git a/examples/device/audio_4_channel_mic_freertos/src/tusb_config.h b/examples/device/audio_4_channel_mic_freertos/src/tusb_config.h index 7a9a40c49..7aaf7ffa0 100644 --- a/examples/device/audio_4_channel_mic_freertos/src/tusb_config.h +++ b/examples/device/audio_4_channel_mic_freertos/src/tusb_config.h @@ -111,8 +111,6 @@ extern "C" { // Have a look into audio_device.h for all configurations #define CFG_TUD_AUDIO_FUNC_1_SAMPLE_RATE 48000 -#define CFG_TUD_AUDIO_FUNC_1_DESC_LEN TUD_AUDIO20_MIC_FOUR_CH_DESC_LEN - #define CFG_TUD_AUDIO_FUNC_1_CTRL_BUF_SZ 64 #define CFG_TUD_AUDIO_ENABLE_EP_IN 1 diff --git a/examples/device/audio_test/src/tusb_config.h b/examples/device/audio_test/src/tusb_config.h index 8a63cc521..9ef53e39d 100644 --- a/examples/device/audio_test/src/tusb_config.h +++ b/examples/device/audio_test/src/tusb_config.h @@ -108,7 +108,6 @@ extern "C" { // Have a look into audio_device.h for all configurations #define CFG_TUD_AUDIO_FUNC_1_SAMPLE_RATE 48000 -#define CFG_TUD_AUDIO_FUNC_1_DESC_LEN TUD_AUDIO20_MIC_ONE_CH_DESC_LEN #define CFG_TUD_AUDIO_FUNC_1_CTRL_BUF_SZ 64 // Size of control request buffer #define CFG_TUD_AUDIO_ENABLE_EP_IN 1 diff --git a/examples/device/audio_test_freertos/src/tusb_config.h b/examples/device/audio_test_freertos/src/tusb_config.h index 21b6a6f76..343bebc96 100644 --- a/examples/device/audio_test_freertos/src/tusb_config.h +++ b/examples/device/audio_test_freertos/src/tusb_config.h @@ -114,7 +114,6 @@ extern "C" { // Have a look into audio_device.h for all configurations #define CFG_TUD_AUDIO_FUNC_1_SAMPLE_RATE 48000 -#define CFG_TUD_AUDIO_FUNC_1_DESC_LEN TUD_AUDIO20_MIC_ONE_CH_DESC_LEN #define CFG_TUD_AUDIO_FUNC_1_CTRL_BUF_SZ 64 // Size of control request buffer #define CFG_TUD_AUDIO_ENABLE_EP_IN 1 diff --git a/examples/device/audio_test_multi_rate/src/tusb_config.h b/examples/device/audio_test_multi_rate/src/tusb_config.h index e92d20c49..e68005375 100644 --- a/examples/device/audio_test_multi_rate/src/tusb_config.h +++ b/examples/device/audio_test_multi_rate/src/tusb_config.h @@ -122,7 +122,6 @@ extern "C" { // Have a look into audio_device.h for all configurations -#define CFG_TUD_AUDIO_FUNC_1_DESC_LEN TUD_AUDIO20_MIC_ONE_CH_2_FORMAT_DESC_LEN #define CFG_TUD_AUDIO_FUNC_1_CTRL_BUF_SZ 64 // Size of control request buffer #define CFG_TUD_AUDIO_ENABLE_EP_IN 1 diff --git a/examples/device/cdc_uac2/src/tusb_config.h b/examples/device/cdc_uac2/src/tusb_config.h index 2e744f8d2..43949186f 100644 --- a/examples/device/cdc_uac2/src/tusb_config.h +++ b/examples/device/cdc_uac2/src/tusb_config.h @@ -105,8 +105,6 @@ extern "C" { // AUDIO CLASS DRIVER CONFIGURATION //-------------------------------------------------------------------- -#define CFG_TUD_AUDIO_FUNC_1_DESC_LEN TUD_AUDIO_HEADSET_STEREO_DESC_LEN - // How many formats are used, need to adjust USB descriptor if changed #define CFG_TUD_AUDIO_FUNC_1_N_FORMATS 2 diff --git a/examples/device/uac2_headset/src/tusb_config.h b/examples/device/uac2_headset/src/tusb_config.h index e9165163b..c6d00d4fb 100644 --- a/examples/device/uac2_headset/src/tusb_config.h +++ b/examples/device/uac2_headset/src/tusb_config.h @@ -108,8 +108,6 @@ extern "C" { // Allow volume controlled by on-baord button #define CFG_TUD_AUDIO_ENABLE_INTERRUPT_EP 1 -#define CFG_TUD_AUDIO_FUNC_1_DESC_LEN TUD_AUDIO_HEADSET_STEREO_DESC_LEN - // How many formats are used, need to adjust USB descriptor if changed #define CFG_TUD_AUDIO_FUNC_1_N_FORMATS 2 diff --git a/examples/device/uac2_speaker_fb/src/tusb_config.h b/examples/device/uac2_speaker_fb/src/tusb_config.h index 284feff55..3bf082096 100644 --- a/examples/device/uac2_speaker_fb/src/tusb_config.h +++ b/examples/device/uac2_speaker_fb/src/tusb_config.h @@ -128,8 +128,6 @@ extern "C" { // AUDIO CLASS DRIVER CONFIGURATION //-------------------------------------------------------------------- -#define CFG_TUD_AUDIO_FUNC_1_DESC_LEN TUD_AUDIO20_SPEAKER_STEREO_FB_DESC_LEN - // Can be enabled with Full-Speed device on OSX, which forces feedback EP size to 3, in this case CFG_QUIRK_OS_GUESSING can be disabled #define CFG_TUD_AUDIO_ENABLE_FEEDBACK_FORMAT_CORRECTION 0 diff --git a/src/class/audio/audio.h b/src/class/audio/audio.h index ecc7b9427..1ab0739b5 100644 --- a/src/class/audio/audio.h +++ b/src/class/audio/audio.h @@ -314,21 +314,21 @@ typedef enum { } audio10_channel_config_t; - //--------------------------------------------------------------------+ - // USB AUDIO CLASS 1.0 (UAC1) DESCRIPTORS - //--------------------------------------------------------------------+ - - /// AUDIO Class-Specific AC Interface Header Descriptor UAC1 (4.3.2) - #define audio10_desc_cs_ac_interface_n_t(numInterfaces) \ - struct TU_ATTR_PACKED { \ - uint8_t bLength; /* Size of this descriptor in bytes: 8+n. */ \ - uint8_t bDescriptorType; /* Descriptor Type. Value: TUSB_DESC_CS_INTERFACE. */ \ - uint8_t bDescriptorSubType; /* Descriptor SubType. Value: AUDIO10_CS_AC_INTERFACE_HEADER. */ \ - uint16_t bcdADC; /* Audio Device Class Specification Release Number in Binary-Coded Decimal. Value: 0x0100 for UAC1. */ \ - uint16_t wTotalLength; /* Total number of bytes returned for the class-specific AudioControl interface descriptor. */ \ - uint8_t bInCollection; /* The number of AudioStreaming and MIDIStreaming interfaces in the Audio Interface Collection. */ \ - uint8_t baInterfaceNr[numInterfaces]; /* Interface number of the AudioStreaming or MIDIStreaming interface in the Collection. */ \ - } +//--------------------------------------------------------------------+ +// USB AUDIO CLASS 1.0 (UAC1) DESCRIPTORS +//--------------------------------------------------------------------+ + +/// AUDIO Class-Specific AC Interface Header Descriptor UAC1 (4.3.2) +#define audio10_desc_cs_ac_interface_n_t(numInterfaces) \ + struct TU_ATTR_PACKED { \ + uint8_t bLength; /* Size of this descriptor in bytes: 8+n. */ \ + uint8_t bDescriptorType; /* Descriptor Type. Value: TUSB_DESC_CS_INTERFACE. */ \ + uint8_t bDescriptorSubType; /* Descriptor SubType. Value: AUDIO10_CS_AC_INTERFACE_HEADER. */ \ + uint16_t bcdADC; /* Audio Device Class Specification Release Number in Binary-Coded Decimal. Value: 0x0100 for UAC1. */ \ + uint16_t wTotalLength; /* Total number of bytes returned for the class-specific AudioControl interface descriptor. */ \ + uint8_t bInCollection; /* The number of AudioStreaming and MIDIStreaming interfaces in the Audio Interface Collection. */ \ + uint8_t baInterfaceNr[numInterfaces]; /* Interface number of the AudioStreaming or MIDIStreaming interface in the Collection. */ \ + } /// AUDIO Input Terminal Descriptor UAC1 (4.3.2.1) typedef struct TU_ATTR_PACKED { @@ -1014,7 +1014,7 @@ typedef enum { /// AUDIO Channel Cluster Descriptor UAC2 (4.1) typedef struct TU_ATTR_PACKED { uint8_t bNrChannels; ///< Number of channels currently connected. - audio20_channel_config_t bmChannelConfig;///< Bitmap according to 'audio20_channel_config_t' with a 1 set if channel is connected and 0 else. In case channels are non-predefined ignore them here (see UAC2 specification 4.1 Audio Channel Cluster Descriptor. + uint32_t bmChannelConfig;///< Bitmap according to 'audio20_channel_config_t' with a 1 set if channel is connected and 0 else. In case channels are non-predefined ignore them here (see UAC2 specification 4.1 Audio Channel Cluster Descriptor. uint8_t iChannelNames; ///< Index of a string descriptor, describing the name of the first inserted channel with a non-predefined spatial location. } audio20_desc_channel_cluster_t; diff --git a/src/class/audio/audio_device.c b/src/class/audio/audio_device.c index f56a27fd3..c56752536 100644 --- a/src/class/audio/audio_device.c +++ b/src/class/audio/audio_device.c @@ -283,7 +283,7 @@ typedef struct // Encoding parameters - parameters are set when alternate AS interface is set by host #if CFG_TUD_AUDIO_ENABLE_EP_IN && CFG_TUD_AUDIO_EP_IN_FLOW_CONTROL - audio20_format_type_t format_type_tx; + uint8_t format_type_tx; uint8_t n_channels_tx; uint8_t n_bytes_per_sample_tx; #endif @@ -595,9 +595,13 @@ static bool audiod_tx_xfer_isr(uint8_t rhport, audiod_function_t * audio, uint16 #endif +//--------------------------------------------------------------------+ +// OTHER API +//--------------------------------------------------------------------+ + #if CFG_TUD_AUDIO_ENABLE_INTERRUPT_EP // If no interrupt transmit is pending bytes get written into buffer and a transmit is scheduled - once transmit completed tud_audio_int_done_cb() is called in inform user -bool tud_audio_int_n_write(uint8_t func_id, const audio20_interrupt_data_t *data) { +bool tud_audio_int_n_write(uint8_t func_id, const audio_interrupt_data_t *data) { TU_VERIFY(func_id < CFG_TUD_AUDIO && _audiod_fct[func_id].p_desc != NULL); TU_VERIFY(_audiod_fct[func_id].ep_int != 0); @@ -605,10 +609,15 @@ bool tud_audio_int_n_write(uint8_t func_id, const audio20_interrupt_data_t *data // We write directly into the EP's buffer - abort if previous transfer not complete TU_VERIFY(usbd_edpt_claim(_audiod_fct[func_id].rhport, _audiod_fct[func_id].ep_int)); + uint8_t size = tud_audio_n_version(func_id) == 2 ? sizeof(audio20_interrupt_data_t) : sizeof(audio10_interrupt_data_t); + + // INT EP buffer must be large enough + TU_ASSERT(size <= sizeof(int_ep_buf[func_id].buf)); + // Check length - if (tu_memcpy_s(int_ep_buf[func_id].buf, sizeof(int_ep_buf[func_id].buf), data, sizeof(audio20_interrupt_data_t)) == 0) { + if (tu_memcpy_s(int_ep_buf[func_id].buf, sizeof(int_ep_buf[func_id].buf), data, size) == 0) { // Schedule transmit - TU_ASSERT(usbd_edpt_xfer(_audiod_fct[func_id].rhport, _audiod_fct[func_id].ep_int, int_ep_buf[func_id].buf, sizeof(int_ep_buf[func_id].buf)), 0); + TU_ASSERT(usbd_edpt_xfer(_audiod_fct[func_id].rhport, _audiod_fct[func_id].ep_int, int_ep_buf[func_id].buf, size), 0); } else { // Release endpoint since we don't make any transfer usbd_edpt_release(_audiod_fct[func_id].rhport, _audiod_fct[func_id].ep_int); @@ -650,8 +659,64 @@ static inline bool audiod_fb_send(audiod_function_t *audio) { // We send 3 bytes since sending packet larger than wMaxPacketSize is pretty ugly return usbd_edpt_xfer(audio->rhport, audio->ep_fb, (uint8_t *) audio->fb_buf, apply_correction ? 3 : 4); } + +uint32_t tud_audio_feedback_update(uint8_t func_id, uint32_t cycles) { + audiod_function_t *audio = &_audiod_fct[func_id]; + uint32_t feedback; + + switch (audio->feedback.compute_method) { + case AUDIO_FEEDBACK_METHOD_FREQUENCY_POWER_OF_2: + feedback = (cycles << audio->feedback.compute.power_of_2); + break; + + case AUDIO_FEEDBACK_METHOD_FREQUENCY_FLOAT: + feedback = (uint32_t) ((float) cycles * audio->feedback.compute.float_const); + break; + + case AUDIO_FEEDBACK_METHOD_FREQUENCY_FIXED: { + uint64_t fb64 = (((uint64_t) cycles) * audio->feedback.compute.fixed.sample_freq) << (16 - (audio->feedback.frame_shift - 1)); + feedback = (uint32_t) (fb64 / audio->feedback.compute.fixed.mclk_freq); + } break; + + default: + return 0; + } + + // For Windows: https://docs.microsoft.com/en-us/windows-hardware/drivers/audio/usb-2-0-audio-drivers + // The size of isochronous packets created by the device must be within the limits specified in FMT-2.0 section 2.3.1.1. + // This means that the deviation of actual packet size from nominal size must not exceed +/- one audio slot + // (audio slot = channel count samples). + if (feedback > audio->feedback.max_value) feedback = audio->feedback.max_value; + if (feedback < audio->feedback.min_value) feedback = audio->feedback.min_value; + + tud_audio_n_fb_set(func_id, feedback); + + return feedback; +} + +bool tud_audio_n_fb_set(uint8_t func_id, uint32_t feedback) { + TU_VERIFY(func_id < CFG_TUD_AUDIO && _audiod_fct[func_id].p_desc != NULL); + + _audiod_fct[func_id].feedback.value = feedback; + + return true; +} #endif +uint8_t tud_audio_n_version(uint8_t func_id) { + TU_VERIFY(func_id < CFG_TUD_AUDIO && _audiod_fct[func_id].p_desc != NULL); + + uint8_t bIntfProtocol = ((tusb_desc_interface_t const *)_audiod_fct[func_id].p_desc)->bInterfaceProtocol; + + if (bIntfProtocol == AUDIO_INT_PROTOCOL_CODE_V1) { + return 1; + } else if (bIntfProtocol == AUDIO_INT_PROTOCOL_CODE_V2) { + return 2; + } else { + return 0; // Unknown version + } +} + //--------------------------------------------------------------------+ // USBD Driver API //--------------------------------------------------------------------+ @@ -817,7 +882,8 @@ uint16_t audiod_open(uint8_t rhport, tusb_desc_interface_t const *itf_desc, uint AUDIO_SUBCLASS_CONTROL == itf_desc->bInterfaceSubClass); // Verify version is correct - this check can be omitted - TU_VERIFY(itf_desc->bInterfaceProtocol == AUDIO_INT_PROTOCOL_CODE_V2); + TU_VERIFY(itf_desc->bInterfaceProtocol == AUDIO_INT_PROTOCOL_CODE_V1 || + itf_desc->bInterfaceProtocol == AUDIO_INT_PROTOCOL_CODE_V2); // Verify interrupt control EP is enabled if demanded by descriptor TU_ASSERT(itf_desc->bNumEndpoints <= 1);// 0 or 1 EPs are allowed @@ -835,21 +901,25 @@ uint16_t audiod_open(uint8_t rhport, tusb_desc_interface_t const *itf_desc, uint _audiod_fct[i].p_desc = (uint8_t const *) itf_desc;// Save pointer to AC descriptor which is by specification always the first one _audiod_fct[i].rhport = rhport; - // Setup descriptor lengths - switch (i) { - case 0: - _audiod_fct[i].desc_length = CFG_TUD_AUDIO_FUNC_1_DESC_LEN; - break; -#if CFG_TUD_AUDIO > 1 - case 1: - _audiod_fct[i].desc_length = CFG_TUD_AUDIO_FUNC_2_DESC_LEN; - break; -#endif -#if CFG_TUD_AUDIO > 2 - case 2: - _audiod_fct[i].desc_length = CFG_TUD_AUDIO_FUNC_3_DESC_LEN; - break; -#endif + // Calculate descriptor length + { + uint8_t const *p_desc = (uint8_t const *) itf_desc; + uint8_t const *p_desc_end = p_desc + max_len; + uint16_t total_len = sizeof(tusb_desc_interface_t); + // Skip Standard AC interface descriptor + p_desc = tu_desc_next(p_desc); + while (p_desc_end - p_desc > 0) { + // Stop if: + // - Non audio streaming interface descriptor found + // - IAD found + if ((tu_desc_type(p_desc) == TUSB_DESC_INTERFACE && ((tusb_desc_interface_t const *) p_desc)->bInterfaceSubClass != AUDIO_SUBCLASS_STREAMING) + || tu_desc_type(p_desc) == TUSB_DESC_INTERFACE_ASSOCIATION) { + break; + } + total_len += p_desc[0]; + p_desc = tu_desc_next(p_desc); + } + _audiod_fct[i].desc_length = total_len; } #ifdef TUP_DCD_EDPT_ISO_ALLOC @@ -868,34 +938,58 @@ uint16_t audiod_open(uint8_t rhport, tusb_desc_interface_t const *itf_desc, uint uint8_t ep_fb = 0; #endif uint8_t const *p_desc = _audiod_fct[i].p_desc; - uint8_t const *p_desc_end = p_desc + _audiod_fct[i].desc_length - TUD_AUDIO_DESC_IAD_LEN; + uint8_t const *p_desc_end = p_desc + _audiod_fct[i].desc_length; // Condition modified from p_desc < p_desc_end to prevent gcc>=12 strict-overflow warning while (p_desc_end - p_desc > 0) { if (tu_desc_type(p_desc) == TUSB_DESC_ENDPOINT) { - tusb_desc_endpoint_t const *desc_ep = (tusb_desc_endpoint_t const *) p_desc; - if (desc_ep->bmAttributes.xfer == TUSB_XFER_ISOCHRONOUS) { - #if CFG_TUD_AUDIO_ENABLE_FEEDBACK_EP - // Explicit feedback EP - if (desc_ep->bmAttributes.usage == 1) { - ep_fb = desc_ep->bEndpointAddress; - } - #endif - #if CFG_TUD_AUDIO_ENABLE_EP_IN - // Data or data with implicit feedback IN EP - if (tu_edpt_dir(desc_ep->bEndpointAddress) == TUSB_DIR_IN - && (desc_ep->bmAttributes.usage == 0 || desc_ep->bmAttributes.usage == 2)) { - ep_in = desc_ep->bEndpointAddress; - ep_in_size = TU_MAX(tu_edpt_packet_size(desc_ep), ep_in_size); - } - #endif - #if CFG_TUD_AUDIO_ENABLE_EP_OUT - // Data OUT EP - if (tu_edpt_dir(desc_ep->bEndpointAddress) == TUSB_DIR_OUT - && desc_ep->bmAttributes.usage == 0) { - ep_out = desc_ep->bEndpointAddress; - ep_out_size = TU_MAX(tu_edpt_packet_size(desc_ep), ep_out_size); - } - #endif + // UAC1 + if (tud_audio_n_version(i) == 1) { + audio10_desc_as_iso_data_ep_t const *desc_ep = (audio10_desc_as_iso_data_ep_t const *) p_desc; + #if CFG_TUD_AUDIO_ENABLE_FEEDBACK_EP + // Explicit feedback EP + if (desc_ep->bRefresh > 0) { + ep_fb = desc_ep->bEndpointAddress; + } + #endif + #if CFG_TUD_AUDIO_ENABLE_EP_IN + // Data or data with implicit feedback IN EP + if (tu_edpt_dir(desc_ep->bEndpointAddress) == TUSB_DIR_IN && desc_ep->bRefresh == 0) { + ep_in = desc_ep->bEndpointAddress; + ep_in_size = TU_MAX(tu_edpt_packet_size((tusb_desc_endpoint_t*)desc_ep), ep_in_size); + } + #endif + #if CFG_TUD_AUDIO_ENABLE_EP_OUT + // Data OUT EP + if (tu_edpt_dir(desc_ep->bEndpointAddress) == TUSB_DIR_OUT && desc_ep->bRefresh == 0) { + ep_out = desc_ep->bEndpointAddress; + ep_out_size = TU_MAX(tu_edpt_packet_size((tusb_desc_endpoint_t*)desc_ep), ep_out_size); + } + #endif + } else { + // UAC2 + tusb_desc_endpoint_t const *desc_ep = (tusb_desc_endpoint_t const *) p_desc; + #if CFG_TUD_AUDIO_ENABLE_FEEDBACK_EP + // Explicit feedback EP + if (desc_ep->bmAttributes.usage == 1) { + ep_fb = desc_ep->bEndpointAddress; + } + #endif + #if CFG_TUD_AUDIO_ENABLE_EP_IN + // Data or data with implicit feedback IN EP + if (tu_edpt_dir(desc_ep->bEndpointAddress) == TUSB_DIR_IN + && (desc_ep->bmAttributes.usage == 0 || desc_ep->bmAttributes.usage == 2)) { + ep_in = desc_ep->bEndpointAddress; + ep_in_size = TU_MAX(tu_edpt_packet_size(desc_ep), ep_in_size); + } + #endif + #if CFG_TUD_AUDIO_ENABLE_EP_OUT + // Data OUT EP + if (tu_edpt_dir(desc_ep->bEndpointAddress) == TUSB_DIR_OUT + && desc_ep->bmAttributes.usage == 0) { + ep_out = desc_ep->bEndpointAddress; + ep_out_size = TU_MAX(tu_edpt_packet_size(desc_ep), ep_out_size); + } + #endif } } @@ -925,19 +1019,22 @@ uint16_t audiod_open(uint8_t rhport, tusb_desc_interface_t const *itf_desc, uint #if CFG_TUD_AUDIO_ENABLE_EP_IN && CFG_TUD_AUDIO_EP_IN_FLOW_CONTROL { uint8_t const *p_desc = _audiod_fct[i].p_desc; - uint8_t const *p_desc_end = p_desc + _audiod_fct[i].desc_length - TUD_AUDIO_DESC_IAD_LEN; + uint8_t const *p_desc_end = p_desc + _audiod_fct[i].desc_length; // Condition modified from p_desc < p_desc_end to prevent gcc>=12 strict-overflow warning while (p_desc_end - p_desc > 0) { if (tu_desc_type(p_desc) == TUSB_DESC_ENDPOINT) { tusb_desc_endpoint_t const *desc_ep = (tusb_desc_endpoint_t const *) p_desc; if (desc_ep->bmAttributes.xfer == TUSB_XFER_ISOCHRONOUS) { // For data or data with implicit feedback IN EP + // For UAC1 this is always the case since there is no usage field if (tu_edpt_dir(desc_ep->bEndpointAddress) == TUSB_DIR_IN && (desc_ep->bmAttributes.usage == 0 || desc_ep->bmAttributes.usage == 2)) { _audiod_fct[i].interval_tx = desc_ep->bInterval; } } - } else if (tu_desc_type(p_desc) == TUSB_DESC_CS_INTERFACE && tu_desc_subtype(p_desc) == AUDIO20_CS_AC_INTERFACE_OUTPUT_TERMINAL) { + } else if (tud_audio_n_version(i) == 2 && + tu_desc_type(p_desc) == TUSB_DESC_CS_INTERFACE && tu_desc_subtype(p_desc) == AUDIO20_CS_AC_INTERFACE_OUTPUT_TERMINAL) { + // For UAC2 only, UAC1 doesn't have a clock source if (tu_unaligned_read16(p_desc + 4) == AUDIO_TERM_TYPE_USB_STREAMING) { _audiod_fct[i].bclock_id_tx = p_desc[8]; } @@ -950,7 +1047,7 @@ uint16_t audiod_open(uint8_t rhport, tusb_desc_interface_t const *itf_desc, uint #if CFG_TUD_AUDIO_ENABLE_INTERRUPT_EP { uint8_t const *p_desc = _audiod_fct[i].p_desc; - uint8_t const *p_desc_end = p_desc + _audiod_fct[i].desc_length - TUD_AUDIO_DESC_IAD_LEN; + uint8_t const *p_desc_end = p_desc + _audiod_fct[i].desc_length; // Condition modified from p_desc < p_desc_end to prevent gcc>=12 strict-overflow warning while (p_desc_end - p_desc > 0) { // For each endpoint @@ -978,7 +1075,7 @@ uint16_t audiod_open(uint8_t rhport, tusb_desc_interface_t const *itf_desc, uint TU_ASSERT(i < CFG_TUD_AUDIO); // This is all we need so far - the EPs are setup by a later set_interface request (as per UAC2 specification) - uint16_t drv_len = _audiod_fct[i].desc_length - TUD_AUDIO_DESC_IAD_LEN;// - TUD_AUDIO_DESC_IAD_LEN since tinyUSB already handles the IAD descriptor + uint16_t drv_len = _audiod_fct[i].desc_length; return drv_len; } @@ -1090,9 +1187,13 @@ static bool audiod_set_interface(uint8_t rhport, tusb_control_request_t const *p // Open new EP if necessary - EPs are only to be closed or opened for AS interfaces - Look for AS interface with correct alternate interface uint8_t const *p_desc = tu_desc_next(audio->p_desc); // Skip entire AC descriptor block - p_desc += ((audio20_desc_cs_ac_interface_t const *) p_desc)->wTotalLength; + if (tud_audio_n_version(func_id) == 1) { + p_desc += ((audio10_desc_cs_ac_interface_n_t(1) const *) p_desc)->wTotalLength; + } else { + p_desc += ((audio20_desc_cs_ac_interface_t const *) p_desc)->wTotalLength; + } // Get pointer at end - uint8_t const *p_desc_end = audio->p_desc + audio->desc_length - TUD_AUDIO_DESC_IAD_LEN; + uint8_t const *p_desc_end = audio->p_desc + audio->desc_length; // p_desc starts at required interface with alternate setting zero // Condition modified from p_desc < p_desc_end to prevent gcc>=12 strict-overflow warning @@ -1276,9 +1377,11 @@ static bool audiod_control_complete(uint8_t rhport, tusb_control_request_t const TU_VERIFY(audiod_verify_entity_exists(itf, entityID, &func_id)); #if CFG_TUD_AUDIO_ENABLE_EP_IN && CFG_TUD_AUDIO_EP_IN_FLOW_CONTROL - uint8_t ctrlSel = TU_U16_HIGH(p_request->wValue); - if (_audiod_fct[func_id].bclock_id_tx == entityID && ctrlSel == AUDIO20_CS_CTRL_SAM_FREQ && p_request->bRequest == AUDIO20_CS_REQ_CUR) { - _audiod_fct[func_id].sample_rate_tx = tu_unaligned_read32(_audiod_fct[func_id].ctrl_buf); + if (tud_audio_n_version(func_id) == 2) { + uint8_t ctrlSel = TU_U16_HIGH(p_request->wValue); + if (_audiod_fct[func_id].bclock_id_tx == entityID && ctrlSel == AUDIO20_CS_CTRL_SAM_FREQ && p_request->bRequest == AUDIO20_CS_REQ_CUR) { + _audiod_fct[func_id].sample_rate_tx = tu_unaligned_read32(_audiod_fct[func_id].ctrl_buf); + } } #endif @@ -1537,47 +1640,6 @@ static void audiod_fb_fifo_count_update(audiod_function_t *audio, uint16_t lvl_n audio->feedback.value = feedback; } -uint32_t tud_audio_feedback_update(uint8_t func_id, uint32_t cycles) { - audiod_function_t *audio = &_audiod_fct[func_id]; - uint32_t feedback; - - switch (audio->feedback.compute_method) { - case AUDIO_FEEDBACK_METHOD_FREQUENCY_POWER_OF_2: - feedback = (cycles << audio->feedback.compute.power_of_2); - break; - - case AUDIO_FEEDBACK_METHOD_FREQUENCY_FLOAT: - feedback = (uint32_t) ((float) cycles * audio->feedback.compute.float_const); - break; - - case AUDIO_FEEDBACK_METHOD_FREQUENCY_FIXED: { - uint64_t fb64 = (((uint64_t) cycles) * audio->feedback.compute.fixed.sample_freq) << (16 - (audio->feedback.frame_shift - 1)); - feedback = (uint32_t) (fb64 / audio->feedback.compute.fixed.mclk_freq); - } break; - - default: - return 0; - } - - // For Windows: https://docs.microsoft.com/en-us/windows-hardware/drivers/audio/usb-2-0-audio-drivers - // The size of isochronous packets created by the device must be within the limits specified in FMT-2.0 section 2.3.1.1. - // This means that the deviation of actual packet size from nominal size must not exceed +/- one audio slot - // (audio slot = channel count samples). - if (feedback > audio->feedback.max_value) feedback = audio->feedback.max_value; - if (feedback < audio->feedback.min_value) feedback = audio->feedback.min_value; - - tud_audio_n_fb_set(func_id, feedback); - - return feedback; -} - -bool tud_audio_n_fb_set(uint8_t func_id, uint32_t feedback) { - TU_VERIFY(func_id < CFG_TUD_AUDIO && _audiod_fct[func_id].p_desc != NULL); - - _audiod_fct[func_id].feedback.value = feedback; - - return true; -} #endif TU_ATTR_FAST_FUNC void audiod_sof_isr(uint8_t rhport, uint32_t frame_count) { @@ -1651,12 +1713,14 @@ bool tud_audio_buffer_and_schedule_control_xfer(uint8_t rhport, tusb_control_req TU_VERIFY(0 == tu_memcpy_s(_audiod_fct[func_id].ctrl_buf, _audiod_fct[func_id].ctrl_buf_sz, data, (size_t) len)); #if CFG_TUD_AUDIO_ENABLE_EP_IN && CFG_TUD_AUDIO_EP_IN_FLOW_CONTROL - // Find data for sampling_frequency_control - if (p_request->bmRequestType_bit.type == TUSB_REQ_TYPE_CLASS && p_request->bmRequestType_bit.recipient == TUSB_REQ_RCPT_INTERFACE) { - uint8_t entityID = TU_U16_HIGH(p_request->wIndex); - uint8_t ctrlSel = TU_U16_HIGH(p_request->wValue); - if (_audiod_fct[func_id].bclock_id_tx == entityID && ctrlSel == AUDIO20_CS_CTRL_SAM_FREQ && p_request->bRequest == AUDIO20_CS_REQ_CUR) { - _audiod_fct[func_id].sample_rate_tx = tu_unaligned_read32(_audiod_fct[func_id].ctrl_buf); + if (tud_audio_n_version(func_id) == 2) { + // Find data for sampling_frequency_control + if (p_request->bmRequestType_bit.type == TUSB_REQ_TYPE_CLASS && p_request->bmRequestType_bit.recipient == TUSB_REQ_RCPT_INTERFACE) { + uint8_t entityID = TU_U16_HIGH(p_request->wIndex); + uint8_t ctrlSel = TU_U16_HIGH(p_request->wValue); + if (_audiod_fct[func_id].bclock_id_tx == entityID && ctrlSel == AUDIO20_CS_CTRL_SAM_FREQ && p_request->bRequest == AUDIO20_CS_REQ_CUR) { + _audiod_fct[func_id].sample_rate_tx = tu_unaligned_read32(_audiod_fct[func_id].ctrl_buf); + } } } #endif @@ -1673,7 +1737,12 @@ static bool audiod_verify_entity_exists(uint8_t itf, uint8_t entityID, uint8_t * if (_audiod_fct[i].p_desc && ((tusb_desc_interface_t const *) _audiod_fct[i].p_desc)->bInterfaceNumber == itf) { // Get pointers after class specific AC descriptors and end of AC descriptors - entities are defined in between uint8_t const *p_desc = tu_desc_next(_audiod_fct[i].p_desc);// Points to CS AC descriptor - uint8_t const *p_desc_end = ((audio20_desc_cs_ac_interface_t const *) p_desc)->wTotalLength + p_desc; + uint8_t const *p_desc_end = p_desc; + if (tud_audio_n_version(i) == 1) { + p_desc_end += ((audio10_desc_cs_ac_interface_n_t(1) const *) p_desc)->wTotalLength; + } else { + p_desc_end += ((audio20_desc_cs_ac_interface_t const *) p_desc)->wTotalLength; + } p_desc = tu_desc_next(p_desc);// Get past CS AC descriptor // Condition modified from p_desc < p_desc_end to prevent gcc>=12 strict-overflow warning @@ -1696,7 +1765,7 @@ static bool audiod_verify_itf_exists(uint8_t itf, uint8_t *func_id) { if (_audiod_fct[i].p_desc) { // Get pointer at beginning and end uint8_t const *p_desc = _audiod_fct[i].p_desc; - uint8_t const *p_desc_end = _audiod_fct[i].p_desc + _audiod_fct[i].desc_length - TUD_AUDIO_DESC_IAD_LEN; + uint8_t const *p_desc_end = _audiod_fct[i].p_desc + _audiod_fct[i].desc_length; // Condition modified from p_desc < p_desc_end to prevent gcc>=12 strict-overflow warning while (p_desc_end - p_desc > 0) { if (tu_desc_type(p_desc) == TUSB_DESC_INTERFACE && ((tusb_desc_interface_t const *)p_desc)->bInterfaceNumber == itf) { @@ -1719,7 +1788,11 @@ static bool audiod_verify_ep_exists(uint8_t ep, uint8_t *func_id) { // Advance past AC descriptors - EP we look for are streaming EPs uint8_t const *p_desc = tu_desc_next(_audiod_fct[i].p_desc); - p_desc += ((audio20_desc_cs_ac_interface_t const *) p_desc)->wTotalLength; + if (tud_audio_n_version(i) == 1) { + p_desc += ((audio10_desc_cs_ac_interface_n_t(1) const *) p_desc)->wTotalLength; + } else { + p_desc += ((audio20_desc_cs_ac_interface_t const *) p_desc)->wTotalLength; + } // Condition modified from p_desc < p_desc_end to prevent gcc>=12 strict-overflow warning while (p_desc_end - p_desc > 0) { @@ -1739,19 +1812,31 @@ static void audiod_parse_flow_control_params(audiod_function_t *audio, uint8_t c p_desc = tu_desc_next(p_desc);// Exclude standard AS interface descriptor of current alternate interface descriptor - // Look for a Class-Specific AS Interface Descriptor(4.9.2) to verify format type and format and also to get number of physical channels - if (tu_desc_type(p_desc) == TUSB_DESC_CS_INTERFACE && tu_desc_subtype(p_desc) == AUDIO20_CS_AS_INTERFACE_AS_GENERAL) { - audio->n_channels_tx = ((audio20_desc_cs_as_interface_t const *) p_desc)->bNrChannels; - audio->format_type_tx = (audio20_format_type_t) (((audio20_desc_cs_as_interface_t const *) p_desc)->bFormatType); - // Look for a Type I Format Type Descriptor(2.3.1.6 - Audio Formats) - p_desc = tu_desc_next(p_desc); - if (tu_desc_type(p_desc) == TUSB_DESC_CS_INTERFACE && tu_desc_subtype(p_desc) == AUDIO20_CS_AS_INTERFACE_FORMAT_TYPE && ((audio20_desc_type_I_format_t const *) p_desc)->bFormatType == AUDIO20_FORMAT_TYPE_I) { - audio->n_bytes_per_sample_tx = ((audio20_desc_type_I_format_t const *) p_desc)->bSubslotSize; + if (tud_audio_n_version(audio - _audiod_fct) == 1) { + p_desc = tu_desc_next(p_desc);// Exclude Class-Specific AS Interface Descriptor(4.5.2) to get to format type descriptor + if (tu_desc_type(p_desc) == TUSB_DESC_CS_INTERFACE && tu_desc_subtype(p_desc) == AUDIO10_CS_AS_INTERFACE_FORMAT_TYPE) { + audio->format_type_tx = ((audio10_desc_type_I_format_n_t(1) const *) p_desc)->bFormatType; + if (audio->format_type_tx == AUDIO10_FORMAT_TYPE_I) { + audio->n_channels_tx = ((audio10_desc_type_I_format_n_t(1) const *) p_desc)->bNrChannels; + audio->n_bytes_per_sample_tx = ((audio10_desc_type_I_format_n_t(1) const *) p_desc)->bSubFrameSize; + } + } + } else { + // Look for a Class-Specific AS Interface Descriptor(4.9.2) to verify format type and format and also to get number of physical channels + if (tu_desc_type(p_desc) == TUSB_DESC_CS_INTERFACE && tu_desc_subtype(p_desc) == AUDIO20_CS_AS_INTERFACE_AS_GENERAL) { + audio->n_channels_tx = ((audio20_desc_cs_as_interface_t const *) p_desc)->bNrChannels; + audio->format_type_tx = ((audio20_desc_cs_as_interface_t const *) p_desc)->bFormatType; + // Look for a Type I Format Type Descriptor(2.3.1.6 - Audio Formats) + p_desc = tu_desc_next(p_desc); + if (tu_desc_type(p_desc) == TUSB_DESC_CS_INTERFACE && tu_desc_subtype(p_desc) == AUDIO20_CS_AS_INTERFACE_FORMAT_TYPE && ((audio20_desc_type_I_format_t const *) p_desc)->bFormatType == AUDIO20_FORMAT_TYPE_I) { + audio->n_bytes_per_sample_tx = ((audio20_desc_type_I_format_t const *) p_desc)->bSubslotSize; + } } } } static bool audiod_calc_tx_packet_sz(audiod_function_t *audio) { + // AUDIO20_FORMAT_TYPE_I = AUDIO10_FORMAT_TYPE_I TU_VERIFY(audio->format_type_tx == AUDIO20_FORMAT_TYPE_I); TU_VERIFY(audio->n_channels_tx); TU_VERIFY(audio->n_bytes_per_sample_tx); diff --git a/src/class/audio/audio_device.h b/src/class/audio/audio_device.h index ec710aed5..d2d794053 100644 --- a/src/class/audio/audio_device.h +++ b/src/class/audio/audio_device.h @@ -37,20 +37,6 @@ // All sizes are in bytes! -#ifndef CFG_TUD_AUDIO_FUNC_1_DESC_LEN -#error You must tell the driver the length of the audio function descriptor including IAD descriptor -#endif -#if CFG_TUD_AUDIO > 1 -#ifndef CFG_TUD_AUDIO_FUNC_2_DESC_LEN -#error You must tell the driver the length of the audio function descriptor including IAD descriptor -#endif -#endif -#if CFG_TUD_AUDIO > 2 -#ifndef CFG_TUD_AUDIO_FUNC_3_DESC_LEN -#error You must tell the driver the length of the audio function descriptor including IAD descriptor -#endif -#endif - // Size of control buffer used to receive and send control messages via EP0 - has to be big enough to hold your biggest request structure e.g. range requests with multiple intervals defined or cluster descriptors #ifndef CFG_TUD_AUDIO_FUNC_1_CTRL_BUF_SZ #error You must define an audio class control request buffer size! @@ -205,6 +191,7 @@ extern "C" { // CFG_TUD_AUDIO > 1 //--------------------------------------------------------------------+ bool tud_audio_n_mounted(uint8_t func_id); +uint8_t tud_audio_n_version(uint8_t func_id); #if CFG_TUD_AUDIO_ENABLE_EP_OUT uint16_t tud_audio_n_available (uint8_t func_id); @@ -220,13 +207,14 @@ tu_fifo_t* tud_audio_n_get_ep_in_ff (uint8_t func_id); #endif #if CFG_TUD_AUDIO_ENABLE_INTERRUPT_EP -bool tud_audio_int_n_write (uint8_t func_id, const audio20_interrupt_data_t * data); +bool tud_audio_int_n_write (uint8_t func_id, const audio_interrupt_data_t * data); #endif //--------------------------------------------------------------------+ // Application API (Interface0) //--------------------------------------------------------------------+ static inline bool tud_audio_mounted (void); +static inline uint8_t tud_audio_version (void); #if CFG_TUD_AUDIO_ENABLE_EP_OUT static inline uint16_t tud_audio_available (void); @@ -244,7 +232,7 @@ static inline tu_fifo_t* tud_audio_get_ep_in_ff (void); // INT CTR API #if CFG_TUD_AUDIO_ENABLE_INTERRUPT_EP -static inline bool tud_audio_int_write (const audio20_interrupt_data_t * data); +static inline bool tud_audio_int_write (const audio_interrupt_data_t * data); #endif // Buffer control EP data and schedule a transmit @@ -397,6 +385,10 @@ TU_ATTR_ALWAYS_INLINE static inline bool tud_audio_mounted(void) { return tud_audio_n_mounted(0); } +TU_ATTR_ALWAYS_INLINE static inline uint8_t tud_audio_version(void) { + return tud_audio_n_version(0); +} + #if CFG_TUD_AUDIO_ENABLE_EP_OUT TU_ATTR_ALWAYS_INLINE static inline uint16_t tud_audio_available(void) { @@ -434,7 +426,7 @@ TU_ATTR_ALWAYS_INLINE static inline tu_fifo_t* tud_audio_get_ep_in_ff(void) { #endif #if CFG_TUD_AUDIO_ENABLE_INTERRUPT_EP -TU_ATTR_ALWAYS_INLINE static inline bool tud_audio_int_write(const audio20_interrupt_data_t * data) { +TU_ATTR_ALWAYS_INLINE static inline bool tud_audio_int_write(const audio_interrupt_data_t * data) { return tud_audio_int_n_write(0, data); } #endif diff --git a/src/device/usbd.h b/src/device/usbd.h index 3ed1015b6..79105e8ac 100644 --- a/src/device/usbd.h +++ b/src/device/usbd.h @@ -443,7 +443,7 @@ bool tud_vendor_control_xfer_cb(uint8_t rhport, uint8_t stage, tusb_control_requ // AUDIO simple descriptor (UAC1) for 1 microphone input // - 1 Input Terminal, 1 Feature Unit (Mute and Volume Control), 1 Output Terminal -#define TUD_AUDIO10_MIC_ONE_CH_DESC_LEN (\ +#define TUD_AUDIO10_MIC_ONE_CH_DESC_LEN(_nfreqs) (\ + TUD_AUDIO10_DESC_STD_AC_LEN\ + TUD_AUDIO10_DESC_CS_AC_LEN(1)\ + TUD_AUDIO10_DESC_INPUT_TERM_LEN\ @@ -452,7 +452,7 @@ bool tud_vendor_control_xfer_cb(uint8_t rhport, uint8_t stage, tusb_control_requ + TUD_AUDIO10_DESC_STD_AS_LEN\ + TUD_AUDIO10_DESC_STD_AS_LEN\ + TUD_AUDIO10_DESC_CS_AS_INT_LEN\ - + TUD_AUDIO10_DESC_TYPE_I_FORMAT_LEN\ + + TUD_AUDIO10_DESC_TYPE_I_FORMAT_LEN(_nfreqs)\ + TUD_AUDIO10_DESC_STD_AS_ISO_EP_LEN\ + TUD_AUDIO10_DESC_CS_AS_ISO_EP_LEN) @@ -476,11 +476,11 @@ bool tud_vendor_control_xfer_cb(uint8_t rhport, uint8_t stage, tusb_control_requ /* Class-Specific AS Interface Descriptor(4.5.2) */\ TUD_AUDIO10_DESC_CS_AS_INT(/*_termid*/ 0x03, /*_delay*/ 0x00, /*_formattype*/ AUDIO10_DATA_FORMAT_TYPE_I_PCM),\ /* Type I Format Type Descriptor(2.2.5) */\ - TUD_AUDIO10_DESC_TYPE_I_FORMAT(/*_nrchannels*/ 0x01, /*_subframesize*/ _nBytesPerSample, /*_bitresolution*/ _nBitsUsedPerSample, /*_freqtype*/ 0x01, /*_freq*/ _freq),\ + TUD_AUDIO10_DESC_TYPE_I_FORMAT(/*_nrchannels*/ 0x01, /*_subframesize*/ _nBytesPerSample, /*_bitresolution*/ _nBitsUsedPerSample, /*_freq*/ __VA_ARGS__),\ /* Standard AS Isochronous Audio Data Endpoint Descriptor(4.6.1.1) */\ TUD_AUDIO10_DESC_STD_AS_ISO_EP(/*_ep*/ _epin, /*_attr*/ (uint8_t) ((uint8_t)TUSB_XFER_ISOCHRONOUS | (uint8_t)TUSB_ISO_EP_ATT_ASYNCHRONOUS), /*_maxEPsize*/ _epsize, /*_interval*/ 0x01, /* _sync_ep */ 0x00),\ /* Class-Specific AS Isochronous Audio Data Endpoint Descriptor(4.6.1.2) */\ - TUD_AUDIO10_DESC_CS_AS_ISO_EP(/*_attr*/ AUDIO10_CS_AS_ISO_DATA_EP_ATT_SAMPLING_FRQ, /*_lockdelayunits*/ AUDIO10_CS_AS_ISO_DATA_EP_LOCK_DELAY_UNIT_MILLISEC, /*_lockdelay*/ 0x0001) + TUD_AUDIO10_DESC_CS_AS_ISO_EP(/*_attr*/ 0x00, /*_lockdelayunits*/ AUDIO10_CS_AS_ISO_DATA_EP_LOCK_DELAY_UNIT_MILLISEC, /*_lockdelay*/ 0x0001) /* Audio v2.0 Descriptor Templates */ -- cgit v1.3.1 From 8f9eee6a811350eb7b8f0bcf26fdde342a53ac8f Mon Sep 17 00:00:00 2001 From: HiFiPhile Date: Mon, 29 Sep 2025 00:43:18 +0200 Subject: Implement UAC1 IN flow control Signed-off-by: HiFiPhile --- src/class/audio/audio_device.c | 114 ++++++++++++++++++++++++----------------- src/device/usbd.h | 2 +- 2 files changed, 69 insertions(+), 47 deletions(-) (limited to 'src/class/audio') diff --git a/src/class/audio/audio_device.c b/src/class/audio/audio_device.c index c56752536..6e982987e 100644 --- a/src/class/audio/audio_device.c +++ b/src/class/audio/audio_device.c @@ -376,7 +376,7 @@ TU_ATTR_WEAK TU_ATTR_FAST_FUNC void tud_audio_feedback_interval_isr(uint8_t func #endif #if CFG_TUD_AUDIO_ENABLE_INTERRUPT_EP -TU_ATTR_WEAK void tud_audio_int_xfer_cb(uint8_t rhport) { +TU_ATTR_WEAK void tud_audio_int_done_cb(uint8_t rhport) { (void) rhport; } #endif @@ -942,55 +942,44 @@ uint16_t audiod_open(uint8_t rhport, tusb_desc_interface_t const *itf_desc, uint // Condition modified from p_desc < p_desc_end to prevent gcc>=12 strict-overflow warning while (p_desc_end - p_desc > 0) { if (tu_desc_type(p_desc) == TUSB_DESC_ENDPOINT) { - // UAC1 + // Unified UAC1/UAC2 endpoint processing + tusb_desc_endpoint_t const *desc_ep = (tusb_desc_endpoint_t const *) p_desc; + bool is_feedback_ep = false; + bool is_data_ep = false; + if (tud_audio_n_version(i) == 1) { - audio10_desc_as_iso_data_ep_t const *desc_ep = (audio10_desc_as_iso_data_ep_t const *) p_desc; - #if CFG_TUD_AUDIO_ENABLE_FEEDBACK_EP - // Explicit feedback EP - if (desc_ep->bRefresh > 0) { - ep_fb = desc_ep->bEndpointAddress; - } - #endif - #if CFG_TUD_AUDIO_ENABLE_EP_IN - // Data or data with implicit feedback IN EP - if (tu_edpt_dir(desc_ep->bEndpointAddress) == TUSB_DIR_IN && desc_ep->bRefresh == 0) { - ep_in = desc_ep->bEndpointAddress; - ep_in_size = TU_MAX(tu_edpt_packet_size((tusb_desc_endpoint_t*)desc_ep), ep_in_size); - } - #endif - #if CFG_TUD_AUDIO_ENABLE_EP_OUT - // Data OUT EP - if (tu_edpt_dir(desc_ep->bEndpointAddress) == TUSB_DIR_OUT && desc_ep->bRefresh == 0) { - ep_out = desc_ep->bEndpointAddress; - ep_out_size = TU_MAX(tu_edpt_packet_size((tusb_desc_endpoint_t*)desc_ep), ep_out_size); - } - #endif + // UAC1: Use bRefresh field to distinguish endpoint types + audio10_desc_as_iso_data_ep_t const *desc_ep_uac1 = (audio10_desc_as_iso_data_ep_t const *) p_desc; + is_feedback_ep = (desc_ep_uac1->bRefresh > 0); + is_data_ep = (desc_ep_uac1->bRefresh == 0); } else { - // UAC2 - tusb_desc_endpoint_t const *desc_ep = (tusb_desc_endpoint_t const *) p_desc; + // UAC2: Use bmAttributes.usage to distinguish endpoint types + is_feedback_ep = (desc_ep->bmAttributes.usage == 1); + is_data_ep = (desc_ep->bmAttributes.usage == 0 || desc_ep->bmAttributes.usage == 2); + } + #if CFG_TUD_AUDIO_ENABLE_FEEDBACK_EP - // Explicit feedback EP - if (desc_ep->bmAttributes.usage == 1) { - ep_fb = desc_ep->bEndpointAddress; - } + // Explicit feedback EP + if (is_feedback_ep) { + ep_fb = desc_ep->bEndpointAddress; + } + #else + (void) is_feedback_ep; #endif #if CFG_TUD_AUDIO_ENABLE_EP_IN - // Data or data with implicit feedback IN EP - if (tu_edpt_dir(desc_ep->bEndpointAddress) == TUSB_DIR_IN - && (desc_ep->bmAttributes.usage == 0 || desc_ep->bmAttributes.usage == 2)) { - ep_in = desc_ep->bEndpointAddress; - ep_in_size = TU_MAX(tu_edpt_packet_size(desc_ep), ep_in_size); - } + // Data or data with implicit feedback IN EP + if (tu_edpt_dir(desc_ep->bEndpointAddress) == TUSB_DIR_IN && is_data_ep) { + ep_in = desc_ep->bEndpointAddress; + ep_in_size = TU_MAX(tu_edpt_packet_size(desc_ep), ep_in_size); + } #endif #if CFG_TUD_AUDIO_ENABLE_EP_OUT - // Data OUT EP - if (tu_edpt_dir(desc_ep->bEndpointAddress) == TUSB_DIR_OUT - && desc_ep->bmAttributes.usage == 0) { - ep_out = desc_ep->bEndpointAddress; - ep_out_size = TU_MAX(tu_edpt_packet_size(desc_ep), ep_out_size); - } - #endif + // Data OUT EP + if (tu_edpt_dir(desc_ep->bEndpointAddress) == TUSB_DIR_OUT && is_data_ep) { + ep_out = desc_ep->bEndpointAddress; + ep_out_size = TU_MAX(tu_edpt_packet_size(desc_ep), ep_out_size); } + #endif } p_desc = tu_desc_next(p_desc); @@ -1216,12 +1205,26 @@ static bool audiod_set_interface(uint8_t rhport, tusb_control_request_t const *p #endif uint8_t const ep_addr = desc_ep->bEndpointAddress; + bool is_feedback_ep = false; + bool is_data_ep = false; + + if (tud_audio_n_version(func_id) == 1) { + // UAC1: Use bRefresh field to distinguish endpoint types + audio10_desc_as_iso_data_ep_t const *desc_ep_uac1 = (audio10_desc_as_iso_data_ep_t const *) p_desc; + is_feedback_ep = (desc_ep_uac1->bRefresh > 0); + is_data_ep = (desc_ep_uac1->bRefresh == 0); + } else { + // UAC2: Use bmAttributes.usage to distinguish endpoint types + is_feedback_ep = (desc_ep->bmAttributes.usage == 1); + is_data_ep = (desc_ep->bmAttributes.usage == 0 || desc_ep->bmAttributes.usage == 2); + } + //TODO: We need to set EP non busy since this is not taken care of right now in ep_close() - THIS IS A WORKAROUND! usbd_edpt_clear_stall(rhport, ep_addr); #if CFG_TUD_AUDIO_ENABLE_EP_IN // For data or data with implicit feedback IN EP - if (tu_edpt_dir(ep_addr) == TUSB_DIR_IN && (desc_ep->bmAttributes.usage == 0 || desc_ep->bmAttributes.usage == 2)) + if (tu_edpt_dir(ep_addr) == TUSB_DIR_IN && is_data_ep) { // Save address audio->ep_in = ep_addr; @@ -1245,7 +1248,7 @@ static bool audiod_set_interface(uint8_t rhport, tusb_control_request_t const *p #if CFG_TUD_AUDIO_ENABLE_EP_OUT // Checking usage not necessary - if (tu_edpt_dir(ep_addr) == TUSB_DIR_OUT) { + if (tu_edpt_dir(ep_addr) == TUSB_DIR_OUT && is_data_ep) { // Save address audio->ep_out = ep_addr; audio->ep_out_as_intf_num = itf; @@ -1262,13 +1265,17 @@ static bool audiod_set_interface(uint8_t rhport, tusb_control_request_t const *p #if CFG_TUD_AUDIO_ENABLE_FEEDBACK_EP // Check if usage is explicit data feedback - if (tu_edpt_dir(ep_addr) == TUSB_DIR_IN && desc_ep->bmAttributes.usage == 1) { + if (is_feedback_ep) { audio->ep_fb = ep_addr; audio->feedback.frame_shift = desc_ep->bInterval - 1; // Schedule first feedback transmit audiod_fb_send(audio); } + #else + (void) is_feedback_ep; #endif +#else + (void) is_feedback_ep; #endif// CFG_TUD_AUDIO_ENABLE_EP_OUT foundEPs += 1; @@ -1381,6 +1388,7 @@ static bool audiod_control_complete(uint8_t rhport, tusb_control_request_t const uint8_t ctrlSel = TU_U16_HIGH(p_request->wValue); if (_audiod_fct[func_id].bclock_id_tx == entityID && ctrlSel == AUDIO20_CS_CTRL_SAM_FREQ && p_request->bRequest == AUDIO20_CS_REQ_CUR) { _audiod_fct[func_id].sample_rate_tx = tu_unaligned_read32(_audiod_fct[func_id].ctrl_buf); + audiod_calc_tx_packet_sz(&_audiod_fct[func_id]); } } #endif @@ -1402,6 +1410,17 @@ static bool audiod_control_complete(uint8_t rhport, tusb_control_request_t const // Check if entity is present and get corresponding driver index TU_VERIFY(audiod_verify_ep_exists(ep, &func_id)); +#if CFG_TUD_AUDIO_ENABLE_EP_IN && CFG_TUD_AUDIO_EP_IN_FLOW_CONTROL + if (tud_audio_n_version(func_id) == 1) { + if (_audiod_fct[func_id].ep_in == ep) { + uint8_t ctrlSel = TU_U16_HIGH(p_request->wValue); + if (ctrlSel == AUDIO10_EP_CTRL_SAMPLING_FREQ && p_request->bRequest == AUDIO10_CS_REQ_SET_CUR) { + _audiod_fct[func_id].sample_rate_tx = tu_unaligned_read32(_audiod_fct[func_id].ctrl_buf) & 0x00FFFFFF; + audiod_calc_tx_packet_sz(&_audiod_fct[func_id]); + } + } + } +#endif // Invoke callback return tud_audio_set_req_ep_cb(rhport, p_request, _audiod_fct[func_id].ctrl_buf); } break; @@ -1525,7 +1544,7 @@ bool audiod_xfer_cb(uint8_t rhport, uint8_t ep_addr, xfer_result_t result, uint3 // I assume here, that things above are handled by PHY // All transmission is done - what remains to do is to inform job was completed - tud_audio_int_xfer_cb(rhport); + tud_audio_int_done_cb(rhport); return true; } @@ -1720,6 +1739,7 @@ bool tud_audio_buffer_and_schedule_control_xfer(uint8_t rhport, tusb_control_req uint8_t ctrlSel = TU_U16_HIGH(p_request->wValue); if (_audiod_fct[func_id].bclock_id_tx == entityID && ctrlSel == AUDIO20_CS_CTRL_SAM_FREQ && p_request->bRequest == AUDIO20_CS_REQ_CUR) { _audiod_fct[func_id].sample_rate_tx = tu_unaligned_read32(_audiod_fct[func_id].ctrl_buf); + audiod_calc_tx_packet_sz(&_audiod_fct[func_id]); } } } @@ -1819,6 +1839,8 @@ static void audiod_parse_flow_control_params(audiod_function_t *audio, uint8_t c if (audio->format_type_tx == AUDIO10_FORMAT_TYPE_I) { audio->n_channels_tx = ((audio10_desc_type_I_format_n_t(1) const *) p_desc)->bNrChannels; audio->n_bytes_per_sample_tx = ((audio10_desc_type_I_format_n_t(1) const *) p_desc)->bSubFrameSize; + // Save sample rate - needed when EP doesn't support setting sample rate + audio->sample_rate_tx = tu_unaligned_read32(((audio10_desc_type_I_format_n_t(1) const *) p_desc)->tSamFreq) & 0x00FFFFFF; } } } else { diff --git a/src/device/usbd.h b/src/device/usbd.h index 79105e8ac..0487518cf 100644 --- a/src/device/usbd.h +++ b/src/device/usbd.h @@ -480,7 +480,7 @@ bool tud_vendor_control_xfer_cb(uint8_t rhport, uint8_t stage, tusb_control_requ /* Standard AS Isochronous Audio Data Endpoint Descriptor(4.6.1.1) */\ TUD_AUDIO10_DESC_STD_AS_ISO_EP(/*_ep*/ _epin, /*_attr*/ (uint8_t) ((uint8_t)TUSB_XFER_ISOCHRONOUS | (uint8_t)TUSB_ISO_EP_ATT_ASYNCHRONOUS), /*_maxEPsize*/ _epsize, /*_interval*/ 0x01, /* _sync_ep */ 0x00),\ /* Class-Specific AS Isochronous Audio Data Endpoint Descriptor(4.6.1.2) */\ - TUD_AUDIO10_DESC_CS_AS_ISO_EP(/*_attr*/ 0x00, /*_lockdelayunits*/ AUDIO10_CS_AS_ISO_DATA_EP_LOCK_DELAY_UNIT_MILLISEC, /*_lockdelay*/ 0x0001) + TUD_AUDIO10_DESC_CS_AS_ISO_EP(/*_attr*/ AUDIO10_CS_AS_ISO_DATA_EP_ATT_SAMPLING_FRQ, /*_lockdelayunits*/ AUDIO10_CS_AS_ISO_DATA_EP_LOCK_DELAY_UNIT_MILLISEC, /*_lockdelay*/ 0x0001) /* Audio v2.0 Descriptor Templates */ -- cgit v1.3.1 From 56b1ce2aed825d03d3bc56a530f90c37e4ce8889 Mon Sep 17 00:00:00 2001 From: HiFiPhile Date: Mon, 29 Sep 2025 23:21:06 +0200 Subject: fix descriptor walking Signed-off-by: HiFiPhile --- src/class/audio/audio_device.c | 42 +++++++++++++++--------------------------- 1 file changed, 15 insertions(+), 27 deletions(-) (limited to 'src/class/audio') diff --git a/src/class/audio/audio_device.c b/src/class/audio/audio_device.c index 6e982987e..65013b7e9 100644 --- a/src/class/audio/audio_device.c +++ b/src/class/audio/audio_device.c @@ -218,6 +218,7 @@ typedef struct { uint8_t rhport; uint8_t const *p_desc;// Pointer pointing to Standard AC Interface Descriptor(4.7.1) - Audio Control descriptor defining audio function + uint8_t const *p_desc_as;// Pointer pointing to 1st Standard AS Interface Descriptor(4.9.1) - Audio Streaming descriptor defining audio function #if CFG_TUD_AUDIO_ENABLE_EP_IN uint8_t ep_in; // TX audio data EP. @@ -629,8 +630,10 @@ bool tud_audio_int_n_write(uint8_t func_id, const audio_interrupt_data_t *data) #if CFG_TUD_AUDIO_ENABLE_EP_OUT && CFG_TUD_AUDIO_ENABLE_FEEDBACK_EP // This function is called once a transmit of a feedback packet was successfully completed. Here, we get the next feedback value to be sent -static inline bool audiod_fb_send(audiod_function_t *audio) { - bool apply_correction = (TUSB_SPEED_FULL == tud_speed_get()) && audio->feedback.format_correction; +static inline bool audiod_fb_send(uint8_t func_id) { + audiod_function_t *audio = &_audiod_fct[func_id]; + bool apply_correction = tud_audio_n_version(func_id) == 1 || + (TUSB_SPEED_FULL == tud_speed_get()) && audio->feedback.format_correction; // Format the feedback value if (apply_correction) { uint8_t *fb = (uint8_t *) audio->fb_buf; @@ -910,11 +913,13 @@ uint16_t audiod_open(uint8_t rhport, tusb_desc_interface_t const *itf_desc, uint p_desc = tu_desc_next(p_desc); while (p_desc_end - p_desc > 0) { // Stop if: - // - Non audio streaming interface descriptor found + // - Non audio interface descriptor found // - IAD found - if ((tu_desc_type(p_desc) == TUSB_DESC_INTERFACE && ((tusb_desc_interface_t const *) p_desc)->bInterfaceSubClass != AUDIO_SUBCLASS_STREAMING) + if ((tu_desc_type(p_desc) == TUSB_DESC_INTERFACE && ((tusb_desc_interface_t const *) p_desc)->bInterfaceClass != TUSB_CLASS_AUDIO) || tu_desc_type(p_desc) == TUSB_DESC_INTERFACE_ASSOCIATION) { break; + } else if (tu_desc_type(p_desc) == TUSB_DESC_INTERFACE && ((tusb_desc_interface_t const *) p_desc)->bInterfaceSubClass == AUDIO_SUBCLASS_STREAMING) { + _audiod_fct[i].p_desc_as = p_desc; } total_len += p_desc[0]; p_desc = tu_desc_next(p_desc); @@ -1174,13 +1179,8 @@ static bool audiod_set_interface(uint8_t rhport, tusb_control_request_t const *p #endif// CFG_TUD_AUDIO_ENABLE_EP_OUT // Open new EP if necessary - EPs are only to be closed or opened for AS interfaces - Look for AS interface with correct alternate interface - uint8_t const *p_desc = tu_desc_next(audio->p_desc); - // Skip entire AC descriptor block - if (tud_audio_n_version(func_id) == 1) { - p_desc += ((audio10_desc_cs_ac_interface_n_t(1) const *) p_desc)->wTotalLength; - } else { - p_desc += ((audio20_desc_cs_ac_interface_t const *) p_desc)->wTotalLength; - } + + uint8_t const *p_desc = audio->p_desc_as; // Get pointer at end uint8_t const *p_desc_end = audio->p_desc + audio->desc_length; @@ -1269,7 +1269,7 @@ static bool audiod_set_interface(uint8_t rhport, tusb_control_request_t const *p audio->ep_fb = ep_addr; audio->feedback.frame_shift = desc_ep->bInterval - 1; // Schedule first feedback transmit - audiod_fb_send(audio); + audiod_fb_send(func_id); } #else (void) is_feedback_ep; @@ -1595,7 +1595,7 @@ bool audiod_xfer_isr(uint8_t rhport, uint8_t ep_addr, xfer_result_t result, uint if (audio->ep_fb == ep_addr) { // Schedule a transmit with the new value if EP is not busy // Schedule next transmission - value is changed bytud_audio_n_fb_set() in the meantime or the old value gets sent - audiod_fb_send(audio); + audiod_fb_send(func_id); return true; } #endif @@ -1757,16 +1757,9 @@ static bool audiod_verify_entity_exists(uint8_t itf, uint8_t entityID, uint8_t * if (_audiod_fct[i].p_desc && ((tusb_desc_interface_t const *) _audiod_fct[i].p_desc)->bInterfaceNumber == itf) { // Get pointers after class specific AC descriptors and end of AC descriptors - entities are defined in between uint8_t const *p_desc = tu_desc_next(_audiod_fct[i].p_desc);// Points to CS AC descriptor - uint8_t const *p_desc_end = p_desc; - if (tud_audio_n_version(i) == 1) { - p_desc_end += ((audio10_desc_cs_ac_interface_n_t(1) const *) p_desc)->wTotalLength; - } else { - p_desc_end += ((audio20_desc_cs_ac_interface_t const *) p_desc)->wTotalLength; - } p_desc = tu_desc_next(p_desc);// Get past CS AC descriptor - // Condition modified from p_desc < p_desc_end to prevent gcc>=12 strict-overflow warning - while (p_desc_end - p_desc > 0) { + while (_audiod_fct[i].p_desc_as - p_desc > 0) { // Entity IDs are always at offset 3 if (p_desc[3] == entityID) { *func_id = i; @@ -1807,12 +1800,7 @@ static bool audiod_verify_ep_exists(uint8_t ep, uint8_t *func_id) { uint8_t const *p_desc_end = _audiod_fct[i].p_desc + _audiod_fct[i].desc_length; // Advance past AC descriptors - EP we look for are streaming EPs - uint8_t const *p_desc = tu_desc_next(_audiod_fct[i].p_desc); - if (tud_audio_n_version(i) == 1) { - p_desc += ((audio10_desc_cs_ac_interface_n_t(1) const *) p_desc)->wTotalLength; - } else { - p_desc += ((audio20_desc_cs_ac_interface_t const *) p_desc)->wTotalLength; - } + uint8_t const *p_desc = _audiod_fct[i].p_desc_as; // Condition modified from p_desc < p_desc_end to prevent gcc>=12 strict-overflow warning while (p_desc_end - p_desc > 0) { -- cgit v1.3.1 From 7867fa6c7d3ebe8324c168e7177a42b8f54a5a99 Mon Sep 17 00:00:00 2001 From: Mengsk Date: Tue, 30 Sep 2025 16:02:19 +0200 Subject: Remove feedback format correction since no longer needed Signed-off-by: Mengsk --- src/class/audio/audio_device.c | 16 +++------------- src/class/audio/audio_device.h | 15 ++------------- 2 files changed, 5 insertions(+), 26 deletions(-) (limited to 'src/class/audio') diff --git a/src/class/audio/audio_device.c b/src/class/audio/audio_device.c index 65013b7e9..961aa7260 100644 --- a/src/class/audio/audio_device.c +++ b/src/class/audio/audio_device.c @@ -254,7 +254,6 @@ typedef struct uint8_t frame_shift;// bInterval-1 in unit of frame (FS), micro-frame (HS) uint8_t compute_method; - bool format_correction; union { uint8_t power_of_2;// pre-computed power of 2 shift float float_const; // pre-computed float constant @@ -364,11 +363,6 @@ TU_ATTR_WEAK void tud_audio_feedback_params_cb(uint8_t func_id, uint8_t alt_itf, feedback_param->method = AUDIO_FEEDBACK_METHOD_DISABLED; } -TU_ATTR_WEAK bool tud_audio_feedback_format_correction_cb(uint8_t func_id) { - (void) func_id; - return CFG_TUD_AUDIO_ENABLE_FEEDBACK_FORMAT_CORRECTION; -} - TU_ATTR_WEAK TU_ATTR_FAST_FUNC void tud_audio_feedback_interval_isr(uint8_t func_id, uint32_t frame_number, uint8_t interval_shift) { (void) func_id; (void) frame_number; @@ -632,10 +626,9 @@ bool tud_audio_int_n_write(uint8_t func_id, const audio_interrupt_data_t *data) // This function is called once a transmit of a feedback packet was successfully completed. Here, we get the next feedback value to be sent static inline bool audiod_fb_send(uint8_t func_id) { audiod_function_t *audio = &_audiod_fct[func_id]; - bool apply_correction = tud_audio_n_version(func_id) == 1 || - (TUSB_SPEED_FULL == tud_speed_get()) && audio->feedback.format_correction; + uint8_t uac_version = tud_audio_n_version(func_id); // Format the feedback value - if (apply_correction) { + if (uac_version == 1) { uint8_t *fb = (uint8_t *) audio->fb_buf; // For FS format is 10.14 @@ -660,7 +653,7 @@ static inline bool audiod_fb_send(uint8_t func_id) { // 10.14 3 3 Linux, OSX // // We send 3 bytes since sending packet larger than wMaxPacketSize is pretty ugly - return usbd_edpt_xfer(audio->rhport, audio->ep_fb, (uint8_t *) audio->fb_buf, apply_correction ? 3 : 4); + return usbd_edpt_xfer(audio->rhport, audio->ep_fb, (uint8_t *) audio->fb_buf, uac_version == 1 ? 3 : 4); } uint32_t tud_audio_feedback_update(uint8_t func_id, uint32_t cycles) { @@ -1296,9 +1289,6 @@ static bool audiod_set_interface(uint8_t rhport, tusb_control_request_t const *p tud_audio_feedback_params_cb(func_id, alt, &fb_param); audio->feedback.compute_method = fb_param.method; - if (TUSB_SPEED_FULL == tud_speed_get()) - audio->feedback.format_correction = tud_audio_feedback_format_correction_cb(func_id); - // Minimal/Maximum value in 16.16 format for full speed (1ms per frame) or high speed (125 us per frame) uint32_t const frame_div = (TUSB_SPEED_FULL == tud_speed_get()) ? 1000 : 8000; audio->feedback.min_value = ((fb_param.sample_freq - 1) / frame_div) << 16; diff --git a/src/class/audio/audio_device.h b/src/class/audio/audio_device.h index d2d794053..39212472a 100644 --- a/src/class/audio/audio_device.h +++ b/src/class/audio/audio_device.h @@ -163,12 +163,6 @@ #define CFG_TUD_AUDIO_ENABLE_FEEDBACK_EP 0 // Feedback - 0 or 1 #endif -// Enable/disable conversion from 16.16 to 10.14 format on full-speed devices. See tud_audio_n_fb_set(). -// Can be override by tud_audio_feedback_format_correction_cb() -#ifndef CFG_TUD_AUDIO_ENABLE_FEEDBACK_FORMAT_CORRECTION -#define CFG_TUD_AUDIO_ENABLE_FEEDBACK_FORMAT_CORRECTION 0 // 0 or 1 -#endif - // Enable/disable interrupt EP (required for notifying host of control changes) #ifndef CFG_TUD_AUDIO_ENABLE_INTERRUPT_EP #define CFG_TUD_AUDIO_ENABLE_INTERRUPT_EP 0 // Feedback - 0 or 1 @@ -286,9 +280,8 @@ bool tud_audio_rx_done_isr(uint8_t rhport, uint16_t n_bytes_received, uint8_t fu // This function is used to provide data rate feedback from an asynchronous sink. Feedback value will be sent at FB endpoint interval till it's changed. // -// The feedback format is specified to be 16.16 for HS and 10.14 for FS devices (see Universal Serial Bus Specification Revision 2.0 5.12.4.2). By default, -// the choice of format is left to the caller and feedback argument is sent as-is. If CFG_TUD_AUDIO_ENABLE_FEEDBACK_FORMAT_CORRECTION is set or tud_audio_feedback_format_correction_cb() -// return true, then tinyusb expects 16.16 format and handles the conversion to 10.14 on FS. +// The feedback format is specified to be 16.16 for HS and 10.14 for FS devices (see Universal Serial Bus Specification Revision 2.0 5.12.4.2). +// For simplicity, this function always uses 16.16 format. For FS devices, the driver will automatically convert the value to 10.14 format. // // Note that due to a bug in its USB Audio 2.0 driver, Windows currently requires 16.16 format for _all_ USB 2.0 devices. On Linux and it seems the // driver can work with either format. @@ -340,10 +333,6 @@ void tud_audio_feedback_params_cb(uint8_t func_id, uint8_t alt_itf, audio_feedba // frame_number : current SOF count // interval_shift: number of bit shift i.e log2(interval) from Feedback endpoint descriptor TU_ATTR_FAST_FUNC void tud_audio_feedback_interval_isr(uint8_t func_id, uint32_t frame_number, uint8_t interval_shift); - -// (Full-Speed only) Callback to set feedback format correction is applied or not, -// default to CFG_TUD_AUDIO_ENABLE_FEEDBACK_FORMAT_CORRECTION if not implemented. -bool tud_audio_feedback_format_correction_cb(uint8_t func_id); #endif // CFG_TUD_AUDIO_ENABLE_EP_OUT && CFG_TUD_AUDIO_ENABLE_FEEDBACK_EP #if CFG_TUD_AUDIO_ENABLE_INTERRUPT_EP -- cgit v1.3.1 From d5108589b6f3bb1139523765c9cc625c56b08832 Mon Sep 17 00:00:00 2001 From: HiFiPhile Date: Tue, 30 Sep 2025 23:16:44 +0200 Subject: Minor fixes Signed-off-by: HiFiPhile --- examples/device/audio_test_multi_rate/src/main.c | 4 ++-- examples/device/uac2_speaker_fb/src/common_types.h | 2 +- examples/device/uac2_speaker_fb/src/main.c | 4 ++-- src/class/audio/audio_device.c | 11 ++++------- src/common/tusb_compiler.h | 2 +- src/device/usbd.c | 2 +- 6 files changed, 11 insertions(+), 14 deletions(-) (limited to 'src/class/audio') diff --git a/examples/device/audio_test_multi_rate/src/main.c b/examples/device/audio_test_multi_rate/src/main.c index 9e9c32e8d..55a649613 100644 --- a/examples/device/audio_test_multi_rate/src/main.c +++ b/examples/device/audio_test_multi_rate/src/main.c @@ -60,7 +60,7 @@ static uint32_t blink_interval_ms = BLINK_NOT_MOUNTED; // Audio controls // Current states bool mute[CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_TX + 1]; // +1 for master channel 0 -uint16_t volume[CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_TX + 1];// +1 for master channel 0 +int16_t volume[CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_TX + 1];// +1 for master channel 0 uint32_t sampFreq; uint8_t bytesPerSample; uint8_t clkValid; @@ -367,7 +367,7 @@ static bool audio20_set_req_entity(tusb_control_request_t const *p_request, uint // Request uses format layout 2 TU_VERIFY(p_request->wLength == sizeof(audio20_control_cur_2_t)); - volume[channelNum] = (uint16_t) ((audio20_control_cur_2_t *) pBuff)->bCur; + volume[channelNum] = (int16_t) ((audio20_control_cur_2_t *) pBuff)->bCur; TU_LOG2(" Set Volume: %d dB of channel: %u\r\n", volume[channelNum], channelNum); return true; diff --git a/examples/device/uac2_speaker_fb/src/common_types.h b/examples/device/uac2_speaker_fb/src/common_types.h index 174e26671..b79ae2fd0 100644 --- a/examples/device/uac2_speaker_fb/src/common_types.h +++ b/examples/device/uac2_speaker_fb/src/common_types.h @@ -41,7 +41,7 @@ typedef struct { uint32_t sample_rate; uint8_t alt_settings; - int8_t mute[CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_RX + 1]; + uint8_t mute[CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_RX + 1]; int16_t volume[CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_RX + 1]; uint16_t fifo_size; uint16_t fifo_count; diff --git a/examples/device/uac2_speaker_fb/src/main.c b/examples/device/uac2_speaker_fb/src/main.c index 936da4c80..aef933936 100644 --- a/examples/device/uac2_speaker_fb/src/main.c +++ b/examples/device/uac2_speaker_fb/src/main.c @@ -74,7 +74,7 @@ static uint32_t blink_interval_ms = BLINK_NOT_MOUNTED; // Audio controls // Current states -int8_t mute[CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_RX + 1]; // +1 for master channel 0 +uint8_t mute[CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_RX + 1]; // +1 for master channel 0 int16_t volume[CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_RX + 1];// +1 for master channel 0 // Buffer for speaker data @@ -212,7 +212,7 @@ static bool audio10_set_req_entity(tusb_control_request_t const *p_request, uint switch (p_request->bRequest) { case AUDIO10_CS_REQ_SET_CUR: // Only 1st form is supported - TU_VERIFY(p_request->wLength ==1); + TU_VERIFY(p_request->wLength == 1); mute[channelNum] = pBuff[0]; diff --git a/src/class/audio/audio_device.c b/src/class/audio/audio_device.c index 961aa7260..9fa55acc5 100644 --- a/src/class/audio/audio_device.c +++ b/src/class/audio/audio_device.c @@ -460,7 +460,7 @@ static bool audiod_set_interface(uint8_t rhport, tusb_control_request_t const *p static bool audiod_verify_entity_exists(uint8_t itf, uint8_t entityID, uint8_t *func_id); static bool audiod_verify_itf_exists(uint8_t itf, uint8_t *func_id); static bool audiod_verify_ep_exists(uint8_t ep, uint8_t *func_id); -static uint8_t audiod_get_audio_fct_idx(audiod_function_t *audio); +static inline uint8_t audiod_get_audio_fct_idx(audiod_function_t *audio); #if CFG_TUD_AUDIO_ENABLE_EP_IN && CFG_TUD_AUDIO_EP_IN_FLOW_CONTROL static void audiod_parse_flow_control_params(audiod_function_t *audio, uint8_t const *p_desc); @@ -1810,7 +1810,7 @@ static void audiod_parse_flow_control_params(audiod_function_t *audio, uint8_t c p_desc = tu_desc_next(p_desc);// Exclude standard AS interface descriptor of current alternate interface descriptor - if (tud_audio_n_version(audio - _audiod_fct) == 1) { + if (tud_audio_n_version(audiod_get_audio_fct_idx(audio)) == 1) { p_desc = tu_desc_next(p_desc);// Exclude Class-Specific AS Interface Descriptor(4.5.2) to get to format type descriptor if (tu_desc_type(p_desc) == TUSB_DESC_CS_INTERFACE && tu_desc_subtype(p_desc) == AUDIO10_CS_AS_INTERFACE_FORMAT_TYPE) { audio->format_type_tx = ((audio10_desc_type_I_format_n_t(1) const *) p_desc)->bFormatType; @@ -1910,11 +1910,8 @@ static uint16_t audiod_tx_packet_size(const uint16_t *norminal_size, uint16_t da #endif // No security checks here - internal function only which should always succeed -static uint8_t audiod_get_audio_fct_idx(audiod_function_t *audio) { - for (uint8_t cnt = 0; cnt < CFG_TUD_AUDIO; cnt++) { - if (&_audiod_fct[cnt] == audio) return cnt; - } - return 0; +static inline uint8_t audiod_get_audio_fct_idx(audiod_function_t *audio) { + return (uint8_t) (audio - _audiod_fct); } #endif // (CFG_TUD_ENABLED && CFG_TUD_AUDIO) diff --git a/src/common/tusb_compiler.h b/src/common/tusb_compiler.h index b0dae6488..9c16ac3df 100644 --- a/src/common/tusb_compiler.h +++ b/src/common/tusb_compiler.h @@ -118,7 +118,7 @@ #define _TU_ARGS_APPLY_7(_X, _s, _a1, _a2, _a3, _a4, _a5, _a6, _a7) _X(_a1) _s _TU_ARGS_APPLY_6(_X, _s, _a2, _a3, _a4, _a5, _a6, _a7) #define _TU_ARGS_APPLY_8(_X, _s, _a1, _a2, _a3, _a4, _a5, _a6, _a7, _a8) _X(_a1) _s _TU_ARGS_APPLY_7(_X, _s, _a2, _a3, _a4, _a5, _a6, _a7, _a8) -// Apply an macro X to each of the arguments and expand the result wtih comma +// Apply an macro X to each of the arguments and expand the result with comma #define TU_ARGS_APPLY_EXPAND(_X, ...) TU_XSTRCAT(_TU_ARGS_APPLY_EXPAND_, TU_ARGS_NUM(__VA_ARGS__))(_X, __VA_ARGS__) #define _TU_ARGS_APPLY_EXPAND_1(_X, _a1) _X(_a1) diff --git a/src/device/usbd.c b/src/device/usbd.c index f1065a649..9d241c168 100644 --- a/src/device/usbd.c +++ b/src/device/usbd.c @@ -1101,7 +1101,7 @@ static bool process_set_config(uint8_t rhport, uint8_t cfg_num) AUDIO10_CS_AC_INTERFACE_HEADER == ((audio10_desc_cs_ac_interface_1_t const *) p)->bDescriptorSubType) { audio10_desc_cs_ac_interface_1_t const * p_header = (audio10_desc_cs_ac_interface_1_t const *) p; // AC + AS interfaces - assoc_itf_count = tu_le16toh(p_header->bInCollection) + 1; + assoc_itf_count = p_header->bInCollection + 1; break; } p = tu_desc_next(p); -- cgit v1.3.1 From 1ee113e0e7e12eb9d7969e58a9410feca6db3976 Mon Sep 17 00:00:00 2001 From: HiFiPhile Date: Wed, 1 Oct 2025 09:42:33 +0200 Subject: better EP type detection Signed-off-by: HiFiPhile --- src/class/audio/audio.h | 7 ++++++- src/class/audio/audio_device.c | 12 ++++++------ 2 files changed, 12 insertions(+), 7 deletions(-) (limited to 'src/class/audio') diff --git a/src/class/audio/audio.h b/src/class/audio/audio.h index 1ab0739b5..6042d7cf9 100644 --- a/src/class/audio/audio.h +++ b/src/class/audio/audio.h @@ -489,7 +489,12 @@ typedef struct TU_ATTR_PACKED { uint8_t bLength; ///< Size of this descriptor in bytes: 9. uint8_t bDescriptorType; ///< Descriptor Type. Value: TUSB_DESC_ENDPOINT. uint8_t bEndpointAddress;///< The address of the endpoint on the USB device described by this descriptor. - uint8_t bmAttributes; ///< Endpoint attributes when configured using the bEndpointAddress field. + struct TU_ATTR_PACKED { + uint8_t xfer : 2; // Control, ISO, Bulk, Interrupt + uint8_t sync : 2; // None, Asynchronous, Adaptive, Synchronous + uint8_t usage : 2; // Data, Feedback, Implicit feedback + uint8_t : 2; + } bmAttributes; uint16_t wMaxPacketSize; ///< Maximum packet size this endpoint is capable of sending or receiving when this configuration is selected. uint8_t bInterval; ///< Interval for polling endpoint for data transfers. uint8_t bRefresh; ///< The rate at which the endpoint is refreshed. diff --git a/src/class/audio/audio_device.c b/src/class/audio/audio_device.c index 9fa55acc5..e0d25bfc8 100644 --- a/src/class/audio/audio_device.c +++ b/src/class/audio/audio_device.c @@ -948,12 +948,12 @@ uint16_t audiod_open(uint8_t rhport, tusb_desc_interface_t const *itf_desc, uint if (tud_audio_n_version(i) == 1) { // UAC1: Use bRefresh field to distinguish endpoint types audio10_desc_as_iso_data_ep_t const *desc_ep_uac1 = (audio10_desc_as_iso_data_ep_t const *) p_desc; - is_feedback_ep = (desc_ep_uac1->bRefresh > 0); - is_data_ep = (desc_ep_uac1->bRefresh == 0); + is_data_ep = (desc_ep_uac1->bmAttributes.sync != TUSB_ISO_EP_ATT_NO_SYNC); + is_feedback_ep = (desc_ep_uac1->bmAttributes.sync == TUSB_ISO_EP_ATT_NO_SYNC); } else { // UAC2: Use bmAttributes.usage to distinguish endpoint types - is_feedback_ep = (desc_ep->bmAttributes.usage == 1); is_data_ep = (desc_ep->bmAttributes.usage == 0 || desc_ep->bmAttributes.usage == 2); + is_feedback_ep = (desc_ep->bmAttributes.usage == 1); } #if CFG_TUD_AUDIO_ENABLE_FEEDBACK_EP @@ -1204,12 +1204,12 @@ static bool audiod_set_interface(uint8_t rhport, tusb_control_request_t const *p if (tud_audio_n_version(func_id) == 1) { // UAC1: Use bRefresh field to distinguish endpoint types audio10_desc_as_iso_data_ep_t const *desc_ep_uac1 = (audio10_desc_as_iso_data_ep_t const *) p_desc; - is_feedback_ep = (desc_ep_uac1->bRefresh > 0); - is_data_ep = (desc_ep_uac1->bRefresh == 0); + is_data_ep = (desc_ep_uac1->bmAttributes.sync != TUSB_ISO_EP_ATT_NO_SYNC); + is_feedback_ep = (desc_ep_uac1->bmAttributes.sync == TUSB_ISO_EP_ATT_NO_SYNC); } else { // UAC2: Use bmAttributes.usage to distinguish endpoint types - is_feedback_ep = (desc_ep->bmAttributes.usage == 1); is_data_ep = (desc_ep->bmAttributes.usage == 0 || desc_ep->bmAttributes.usage == 2); + is_feedback_ep = (desc_ep->bmAttributes.usage == 1); } //TODO: We need to set EP non busy since this is not taken care of right now in ep_close() - THIS IS A WORKAROUND! -- cgit v1.3.1 From 12a2fe3078c9bb2c23ea244d5214430d3fe27725 Mon Sep 17 00:00:00 2001 From: HiFiPhile Date: Thu, 2 Oct 2025 15:34:14 +0200 Subject: Update feedback params on frequency change Signed-off-by: HiFiPhile --- src/class/audio/audio_device.c | 102 ++++++++++++++++++++++++----------------- 1 file changed, 61 insertions(+), 41 deletions(-) (limited to 'src/class/audio') diff --git a/src/class/audio/audio_device.c b/src/class/audio/audio_device.c index e0d25bfc8..6cf4d9511 100644 --- a/src/class/audio/audio_device.c +++ b/src/class/audio/audio_device.c @@ -469,6 +469,7 @@ static uint16_t audiod_tx_packet_size(const uint16_t *norminal_size, uint16_t da #endif #if CFG_TUD_AUDIO_ENABLE_EP_OUT && CFG_TUD_AUDIO_ENABLE_FEEDBACK_EP +static bool audiod_fb_params_prepare(uint8_t func_id, uint8_t alt); static bool audiod_set_fb_params_freq(audiod_function_t *audio, uint32_t sample_freq, uint32_t mclk_freq); static void audiod_fb_fifo_count_update(audiod_function_t *audio, uint16_t lvl_new); #endif @@ -1282,47 +1283,8 @@ static bool audiod_set_interface(uint8_t rhport, tusb_control_request_t const *p TU_VERIFY(tud_audio_set_itf_cb(rhport, p_request)); #if CFG_TUD_AUDIO_ENABLE_FEEDBACK_EP - // Prepare feedback computation if endpoint is available - if (audio->ep_fb != 0) { - audio_feedback_params_t fb_param; - - tud_audio_feedback_params_cb(func_id, alt, &fb_param); - audio->feedback.compute_method = fb_param.method; - - // Minimal/Maximum value in 16.16 format for full speed (1ms per frame) or high speed (125 us per frame) - uint32_t const frame_div = (TUSB_SPEED_FULL == tud_speed_get()) ? 1000 : 8000; - audio->feedback.min_value = ((fb_param.sample_freq - 1) / frame_div) << 16; - audio->feedback.max_value = (fb_param.sample_freq / frame_div + 1) << 16; - - switch (fb_param.method) { - case AUDIO_FEEDBACK_METHOD_FREQUENCY_FIXED: - case AUDIO_FEEDBACK_METHOD_FREQUENCY_FLOAT: - case AUDIO_FEEDBACK_METHOD_FREQUENCY_POWER_OF_2: - audiod_set_fb_params_freq(audio, fb_param.sample_freq, fb_param.frequency.mclk_freq); - break; - - case AUDIO_FEEDBACK_METHOD_FIFO_COUNT: { - // Initialize the threshold level to half filled - uint16_t fifo_lvl_thr = tu_fifo_depth(&audio->ep_out_ff) / 2; - audio->feedback.compute.fifo_count.fifo_lvl_thr = fifo_lvl_thr; - audio->feedback.compute.fifo_count.fifo_lvl_avg = ((uint32_t) fifo_lvl_thr) << 16; - // Avoid 64bit division - uint32_t nominal = ((fb_param.sample_freq / 100) << 16) / (frame_div / 100); - audio->feedback.compute.fifo_count.nom_value = nominal; - audio->feedback.compute.fifo_count.rate_const[0] = (uint16_t) ((audio->feedback.max_value - nominal) / fifo_lvl_thr); - audio->feedback.compute.fifo_count.rate_const[1] = (uint16_t) ((nominal - audio->feedback.min_value) / fifo_lvl_thr); - // On HS feedback is more sensitive since packet size can vary every MSOF, could cause instability - if (tud_speed_get() == TUSB_SPEED_HIGH) { - audio->feedback.compute.fifo_count.rate_const[0] /= 8; - audio->feedback.compute.fifo_count.rate_const[1] /= 8; - } - } break; - - // nothing to do - default: - break; - } - } + // Prepare feedback computation parameters + TU_VERIFY(audiod_fb_params_prepare(func_id, alt)); #endif// CFG_TUD_AUDIO_ENABLE_FEEDBACK_EP // We are done - abort loop @@ -1410,6 +1372,16 @@ static bool audiod_control_complete(uint8_t rhport, tusb_control_request_t const } } } +#endif +#if CFG_TUD_AUDIO_ENABLE_EP_OUT && CFG_TUD_AUDIO_ENABLE_FEEDBACK_EP + if (tud_audio_n_version(func_id) == 1) { + if (_audiod_fct[func_id].ep_out == ep) { + uint8_t ctrlSel = TU_U16_HIGH(p_request->wValue); + if (ctrlSel == AUDIO10_EP_CTRL_SAMPLING_FREQ && p_request->bRequest == AUDIO10_CS_REQ_SET_CUR) { + audiod_fb_params_prepare(func_id, _audiod_fct[func_id].ep_out_alt); + } + } + } #endif // Invoke callback return tud_audio_set_req_ep_cb(rhport, p_request, _audiod_fct[func_id].ctrl_buf); @@ -1597,6 +1569,54 @@ bool audiod_xfer_isr(uint8_t rhport, uint8_t ep_addr, xfer_result_t result, uint #if CFG_TUD_AUDIO_ENABLE_EP_OUT && CFG_TUD_AUDIO_ENABLE_FEEDBACK_EP +static bool audiod_fb_params_prepare(uint8_t func_id, uint8_t alt) { + audiod_function_t *audio = &_audiod_fct[func_id]; + + // Prepare feedback computation if endpoint is available + if (audio->ep_fb != 0) { + audio_feedback_params_t fb_param; + + tud_audio_feedback_params_cb(func_id, alt, &fb_param); + audio->feedback.compute_method = fb_param.method; + + // Minimal/Maximum value in 16.16 format for full speed (1ms per frame) or high speed (125 us per frame) + uint32_t const frame_div = (TUSB_SPEED_FULL == tud_speed_get()) ? 1000 : 8000; + audio->feedback.min_value = ((fb_param.sample_freq - 1) / frame_div) << 16; + audio->feedback.max_value = (fb_param.sample_freq / frame_div + 1) << 16; + + switch (fb_param.method) { + case AUDIO_FEEDBACK_METHOD_FREQUENCY_FIXED: + case AUDIO_FEEDBACK_METHOD_FREQUENCY_FLOAT: + case AUDIO_FEEDBACK_METHOD_FREQUENCY_POWER_OF_2: + TU_VERIFY(audiod_set_fb_params_freq(audio, fb_param.sample_freq, fb_param.frequency.mclk_freq)); + break; + + case AUDIO_FEEDBACK_METHOD_FIFO_COUNT: { + // Initialize the threshold level to half filled + uint16_t fifo_lvl_thr = tu_fifo_depth(&audio->ep_out_ff) / 2; + audio->feedback.compute.fifo_count.fifo_lvl_thr = fifo_lvl_thr; + audio->feedback.compute.fifo_count.fifo_lvl_avg = ((uint32_t) fifo_lvl_thr) << 16; + // Avoid 64bit division + uint32_t nominal = ((fb_param.sample_freq / 100) << 16) / (frame_div / 100); + audio->feedback.compute.fifo_count.nom_value = nominal; + audio->feedback.compute.fifo_count.rate_const[0] = (uint16_t) ((audio->feedback.max_value - nominal) / fifo_lvl_thr); + audio->feedback.compute.fifo_count.rate_const[1] = (uint16_t) ((nominal - audio->feedback.min_value) / fifo_lvl_thr); + // On HS feedback is more sensitive since packet size can vary every MSOF, could cause instability + if (tud_speed_get() == TUSB_SPEED_HIGH) { + audio->feedback.compute.fifo_count.rate_const[0] /= 8; + audio->feedback.compute.fifo_count.rate_const[1] /= 8; + } + } break; + + // nothing to do + default: + break; + } + } + + return true; +} + static bool audiod_set_fb_params_freq(audiod_function_t *audio, uint32_t sample_freq, uint32_t mclk_freq) { // Check if frame interval is within sane limits // The interval value n_frames was taken from the descriptors within audiod_set_interface() -- cgit v1.3.1 From 01477c4c516fb0ac2f0bbef6352f98101b5d87d2 Mon Sep 17 00:00:00 2001 From: HiFiPhile Date: Thu, 2 Oct 2025 20:32:03 +0200 Subject: cleanup Signed-off-by: HiFiPhile --- src/class/audio/audio_device.c | 59 +++++++++++++++++++----------------------- 1 file changed, 26 insertions(+), 33 deletions(-) (limited to 'src/class/audio') diff --git a/src/class/audio/audio_device.c b/src/class/audio/audio_device.c index 6cf4d9511..bac1223cd 100644 --- a/src/class/audio/audio_device.c +++ b/src/class/audio/audio_device.c @@ -470,7 +470,6 @@ static uint16_t audiod_tx_packet_size(const uint16_t *norminal_size, uint16_t da #if CFG_TUD_AUDIO_ENABLE_EP_OUT && CFG_TUD_AUDIO_ENABLE_FEEDBACK_EP static bool audiod_fb_params_prepare(uint8_t func_id, uint8_t alt); -static bool audiod_set_fb_params_freq(audiod_function_t *audio, uint32_t sample_freq, uint32_t mclk_freq); static void audiod_fb_fifo_count_update(audiod_function_t *audio, uint16_t lvl_new); #endif @@ -1587,9 +1586,32 @@ static bool audiod_fb_params_prepare(uint8_t func_id, uint8_t alt) { switch (fb_param.method) { case AUDIO_FEEDBACK_METHOD_FREQUENCY_FIXED: case AUDIO_FEEDBACK_METHOD_FREQUENCY_FLOAT: - case AUDIO_FEEDBACK_METHOD_FREQUENCY_POWER_OF_2: - TU_VERIFY(audiod_set_fb_params_freq(audio, fb_param.sample_freq, fb_param.frequency.mclk_freq)); - break; + case AUDIO_FEEDBACK_METHOD_FREQUENCY_POWER_OF_2: { + // Check if frame interval is within sane limits + // The interval value n_frames was taken from the descriptors within audiod_set_interface() + + // n_frames_min is ceil(2^10 * f_s / f_m) for full speed and ceil(2^13 * f_s / f_m) for high speed + // this lower limit ensures the measures feedback value has sufficient precision + uint32_t const k = (TUSB_SPEED_FULL == tud_speed_get()) ? 10 : 13; + uint32_t const n_frame = (1UL << audio->feedback.frame_shift); + + if ((((1UL << k) * fb_param.sample_freq / fb_param.frequency.mclk_freq) + 1) > n_frame) { + TU_LOG1(" UAC2 feedback interval too small\r\n"); + TU_BREAKPOINT(); + return false; + } + + // Check if parameters really allow for a power of two division + if ((fb_param.frequency.mclk_freq % fb_param.sample_freq) == 0 && tu_is_power_of_two(fb_param.frequency.mclk_freq / fb_param.sample_freq)) { + audio->feedback.compute_method = AUDIO_FEEDBACK_METHOD_FREQUENCY_POWER_OF_2; + audio->feedback.compute.power_of_2 = (uint8_t) (16 - (audio->feedback.frame_shift - 1) - tu_log2(fb_param.frequency.mclk_freq / fb_param.sample_freq)); + } else if (audio->feedback.compute_method == AUDIO_FEEDBACK_METHOD_FREQUENCY_FLOAT) { + audio->feedback.compute.float_const = (float) fb_param.sample_freq / (float) fb_param.frequency.mclk_freq * (1UL << (16 - (audio->feedback.frame_shift - 1))); + } else { + audio->feedback.compute.fixed.sample_freq = fb_param.sample_freq; + audio->feedback.compute.fixed.mclk_freq = fb_param.frequency.mclk_freq; + } + } break; case AUDIO_FEEDBACK_METHOD_FIFO_COUNT: { // Initialize the threshold level to half filled @@ -1617,35 +1639,6 @@ static bool audiod_fb_params_prepare(uint8_t func_id, uint8_t alt) { return true; } -static bool audiod_set_fb_params_freq(audiod_function_t *audio, uint32_t sample_freq, uint32_t mclk_freq) { - // Check if frame interval is within sane limits - // The interval value n_frames was taken from the descriptors within audiod_set_interface() - - // n_frames_min is ceil(2^10 * f_s / f_m) for full speed and ceil(2^13 * f_s / f_m) for high speed - // this lower limit ensures the measures feedback value has sufficient precision - uint32_t const k = (TUSB_SPEED_FULL == tud_speed_get()) ? 10 : 13; - uint32_t const n_frame = (1UL << audio->feedback.frame_shift); - - if ((((1UL << k) * sample_freq / mclk_freq) + 1) > n_frame) { - TU_LOG1(" UAC2 feedback interval too small\r\n"); - TU_BREAKPOINT(); - return false; - } - - // Check if parameters really allow for a power of two division - if ((mclk_freq % sample_freq) == 0 && tu_is_power_of_two(mclk_freq / sample_freq)) { - audio->feedback.compute_method = AUDIO_FEEDBACK_METHOD_FREQUENCY_POWER_OF_2; - audio->feedback.compute.power_of_2 = (uint8_t) (16 - (audio->feedback.frame_shift - 1) - tu_log2(mclk_freq / sample_freq)); - } else if (audio->feedback.compute_method == AUDIO_FEEDBACK_METHOD_FREQUENCY_FLOAT) { - audio->feedback.compute.float_const = (float) sample_freq / (float) mclk_freq * (1UL << (16 - (audio->feedback.frame_shift - 1))); - } else { - audio->feedback.compute.fixed.sample_freq = sample_freq; - audio->feedback.compute.fixed.mclk_freq = mclk_freq; - } - - return true; -} - static void audiod_fb_fifo_count_update(audiod_function_t *audio, uint16_t lvl_new) { /* Low-pass (averaging) filter */ uint32_t lvl = audio->feedback.compute.fifo_count.fifo_lvl_avg; -- cgit v1.3.1 From 4ae26db4a9fb462cf871cdf585ba761f23cab6b4 Mon Sep 17 00:00:00 2001 From: HiFiPhile Date: Thu, 2 Oct 2025 20:55:25 +0200 Subject: Fix feedback param lag Signed-off-by: HiFiPhile --- src/class/audio/audio_device.c | 9 ++++++--- 1 file changed, 6 insertions(+), 3 deletions(-) (limited to 'src/class/audio') diff --git a/src/class/audio/audio_device.c b/src/class/audio/audio_device.c index bac1223cd..1e001479c 100644 --- a/src/class/audio/audio_device.c +++ b/src/class/audio/audio_device.c @@ -1372,8 +1372,12 @@ static bool audiod_control_complete(uint8_t rhport, tusb_control_request_t const } } #endif + + // Invoke callback + bool ret = tud_audio_set_req_ep_cb(rhport, p_request, _audiod_fct[func_id].ctrl_buf); + #if CFG_TUD_AUDIO_ENABLE_EP_OUT && CFG_TUD_AUDIO_ENABLE_FEEDBACK_EP - if (tud_audio_n_version(func_id) == 1) { + if (ret && tud_audio_n_version(func_id) == 1) { if (_audiod_fct[func_id].ep_out == ep) { uint8_t ctrlSel = TU_U16_HIGH(p_request->wValue); if (ctrlSel == AUDIO10_EP_CTRL_SAMPLING_FREQ && p_request->bRequest == AUDIO10_CS_REQ_SET_CUR) { @@ -1382,8 +1386,7 @@ static bool audiod_control_complete(uint8_t rhport, tusb_control_request_t const } } #endif - // Invoke callback - return tud_audio_set_req_ep_cb(rhport, p_request, _audiod_fct[func_id].ctrl_buf); + return ret; } break; // Unknown/Unsupported recipient default: -- cgit v1.3.1 From d322207441d55f636be911899f1c7928ba6b00b7 Mon Sep 17 00:00:00 2001 From: HiFiPhile Date: Thu, 2 Oct 2025 23:59:24 +0200 Subject: Add UAC1 support to uac2_headset example Signed-off-by: HiFiPhile --- examples/device/uac2_headset/src/main.c | 277 +++++++++++++++++++-- examples/device/uac2_headset/src/tusb_config.h | 42 ++-- examples/device/uac2_headset/src/usb_descriptors.c | 79 +++++- examples/device/uac2_headset/src/usb_descriptors.h | 107 +++++++- src/class/audio/audio_device.c | 4 +- 5 files changed, 448 insertions(+), 61 deletions(-) (limited to 'src/class/audio') diff --git a/examples/device/uac2_headset/src/main.c b/examples/device/uac2_headset/src/main.c index 31b2f3ee3..f6d3c041d 100644 --- a/examples/device/uac2_headset/src/main.c +++ b/examples/device/uac2_headset/src/main.c @@ -141,8 +141,185 @@ void tud_resume_cb(void) { blink_interval_ms = tud_mounted() ? BLINK_MOUNTED : BLINK_NOT_MOUNTED; } +//--------------------------------------------------------------------+ +// Audio Callback Functions +//--------------------------------------------------------------------+ + +//--------------------------------------------------------------------+ +// UAC1 Helper Functions +//--------------------------------------------------------------------+ + +static bool audio10_set_req_ep(tusb_control_request_t const *p_request, uint8_t *pBuff) { + uint8_t ctrlSel = TU_U16_HIGH(p_request->wValue); + + switch (ctrlSel) { + case AUDIO10_EP_CTRL_SAMPLING_FREQ: + if (p_request->bRequest == AUDIO10_CS_REQ_SET_CUR) { + // Request uses 3 bytes + TU_VERIFY(p_request->wLength == 3); + + current_sample_rate = tu_unaligned_read32(pBuff) & 0x00FFFFFF; + + TU_LOG2("EP set current freq: %" PRIu32 "\r\n", current_sample_rate); + + return true; + } + break; + + // Unknown/Unsupported control + default: + TU_BREAKPOINT(); + return false; + } + + return false; +} + +static bool audio10_get_req_ep(uint8_t rhport, tusb_control_request_t const *p_request) { + uint8_t ctrlSel = TU_U16_HIGH(p_request->wValue); + + switch (ctrlSel) { + case AUDIO10_EP_CTRL_SAMPLING_FREQ: + if (p_request->bRequest == AUDIO10_CS_REQ_GET_CUR) { + TU_LOG2("EP get current freq\r\n"); + + uint8_t freq[3]; + freq[0] = (uint8_t) (current_sample_rate & 0xFF); + freq[1] = (uint8_t) ((current_sample_rate >> 8) & 0xFF); + freq[2] = (uint8_t) ((current_sample_rate >> 16) & 0xFF); + return tud_audio_buffer_and_schedule_control_xfer(rhport, p_request, freq, sizeof(freq)); + } + break; + + // Unknown/Unsupported control + default: + TU_BREAKPOINT(); + return false; + } + + return false; +} + +static bool audio10_set_req_entity(tusb_control_request_t const *p_request, uint8_t *pBuff) { + uint8_t channelNum = TU_U16_LOW(p_request->wValue); + uint8_t ctrlSel = TU_U16_HIGH(p_request->wValue); + uint8_t entityID = TU_U16_HIGH(p_request->wIndex); + + // If request is for our speaker feature unit + if (entityID == UAC1_ENTITY_SPK_FEATURE_UNIT) { + switch (ctrlSel) { + case AUDIO10_FU_CTRL_MUTE: + switch (p_request->bRequest) { + case AUDIO10_CS_REQ_SET_CUR: + // Only 1st form is supported + TU_VERIFY(p_request->wLength == 1); + + mute[channelNum] = pBuff[0]; + + TU_LOG2(" Set Mute: %d of channel: %u\r\n", mute[channelNum], channelNum); + return true; + + default: + return false; // not supported + } + + case AUDIO10_FU_CTRL_VOLUME: + switch (p_request->bRequest) { + case AUDIO10_CS_REQ_SET_CUR: + // Only 1st form is supported + TU_VERIFY(p_request->wLength == 2); + + volume[channelNum] = (int16_t)tu_unaligned_read16(pBuff) / 256; + + TU_LOG2(" Set Volume: %d dB of channel: %u\r\n", volume[channelNum], channelNum); + return true; + + default: + return false; // not supported + } + + // Unknown/Unsupported control + default: + TU_BREAKPOINT(); + return false; + } + } + + return false; +} + +static bool audio10_get_req_entity(uint8_t rhport, tusb_control_request_t const *p_request) { + uint8_t channelNum = TU_U16_LOW(p_request->wValue); + uint8_t ctrlSel = TU_U16_HIGH(p_request->wValue); + uint8_t entityID = TU_U16_HIGH(p_request->wIndex); + + // If request is for our speaker feature unit + if (entityID == UAC1_ENTITY_SPK_FEATURE_UNIT) { + switch (ctrlSel) { + case AUDIO10_FU_CTRL_MUTE: + // Audio control mute cur parameter block consists of only one byte - we thus can send it right away + // There does not exist a range parameter block for mute + TU_LOG2(" Get Mute of channel: %u\r\n", channelNum); + return tud_audio_buffer_and_schedule_control_xfer(rhport, p_request, &mute[channelNum], 1); + + case AUDIO10_FU_CTRL_VOLUME: + switch (p_request->bRequest) { + case AUDIO10_CS_REQ_GET_CUR: + TU_LOG2(" Get Volume of channel: %u\r\n", channelNum); + { + int16_t vol = (int16_t) volume[channelNum]; + vol = vol * 256; // convert to 1/256 dB units + return tud_audio_buffer_and_schedule_control_xfer(rhport, p_request, &vol, sizeof(vol)); + } + + case AUDIO10_CS_REQ_GET_MIN: + TU_LOG2(" Get Volume min of channel: %u\r\n", channelNum); + { + int16_t min = -90; // -90 dB + min = min * 256; // convert to 1/256 dB units + return tud_audio_buffer_and_schedule_control_xfer(rhport, p_request, &min, sizeof(min)); + } + + case AUDIO10_CS_REQ_GET_MAX: + TU_LOG2(" Get Volume max of channel: %u\r\n", channelNum); + { + int16_t max = 30; // +30 dB + max = max * 256; // convert to 1/256 dB units + return tud_audio_buffer_and_schedule_control_xfer(rhport, p_request, &max, sizeof(max)); + } + + case AUDIO10_CS_REQ_GET_RES: + TU_LOG2(" Get Volume res of channel: %u\r\n", channelNum); + { + int16_t res = 1; // 1 dB + res = res * 256; // convert to 1/256 dB units + return tud_audio_buffer_and_schedule_control_xfer(rhport, p_request, &res, sizeof(res)); + } + // Unknown/Unsupported control + default: + TU_BREAKPOINT(); + return false; + } + break; + + // Unknown/Unsupported control + default: + TU_BREAKPOINT(); + return false; + } + } + + return false; +} + +//--------------------------------------------------------------------+ +// UAC2 Helper Functions +//--------------------------------------------------------------------+ + +#if TUD_OPT_HIGH_SPEED + // Helper for clock get requests -static bool tud_audio20_clock_get_request(uint8_t rhport, audio20_control_request_t const *request) { +static bool audio20_clock_get_request(uint8_t rhport, audio20_control_request_t const *request) { TU_ASSERT(request->bEntityID == UAC2_ENTITY_CLOCK); if (request->bControlSelector == AUDIO20_CS_CTRL_SAM_FREQ) { @@ -177,7 +354,7 @@ static bool tud_audio20_clock_get_request(uint8_t rhport, audio20_control_reques } // Helper for clock set requests -static bool tud_audio20_clock_set_request(uint8_t rhport, audio20_control_request_t const *request, uint8_t const *buf) { +static bool audio20_clock_set_request(uint8_t rhport, audio20_control_request_t const *request, uint8_t const *buf) { (void) rhport; TU_ASSERT(request->bEntityID == UAC2_ENTITY_CLOCK); @@ -199,7 +376,7 @@ static bool tud_audio20_clock_set_request(uint8_t rhport, audio20_control_reques } // Helper for feature unit get requests -static bool tud_audio20_feature_unit_get_request(uint8_t rhport, audio20_control_request_t const *request) { +static bool audio20_feature_unit_get_request(uint8_t rhport, audio20_control_request_t const *request) { TU_ASSERT(request->bEntityID == UAC2_ENTITY_SPK_FEATURE_UNIT); if (request->bControlSelector == AUDIO20_FU_CTRL_MUTE && request->bRequest == AUDIO20_CS_REQ_CUR) { @@ -227,7 +404,7 @@ static bool tud_audio20_feature_unit_get_request(uint8_t rhport, audio20_control } // Helper for feature unit set requests -static bool tud_audio20_feature_unit_set_request(uint8_t rhport, audio20_control_request_t const *request, uint8_t const *buf) { +static bool audio20_feature_unit_set_request(uint8_t rhport, audio20_control_request_t const *request, uint8_t const *buf) { (void) rhport; TU_ASSERT(request->bEntityID == UAC2_ENTITY_SPK_FEATURE_UNIT); @@ -256,25 +433,72 @@ static bool tud_audio20_feature_unit_set_request(uint8_t rhport, audio20_control } } -//--------------------------------------------------------------------+ -// Application Callback API Implementations -//--------------------------------------------------------------------+ +static bool audio20_get_req_entity(uint8_t rhport, tusb_control_request_t const *p_request) { + audio20_control_request_t const *request = (audio20_control_request_t const *) p_request; + + if (request->bEntityID == UAC2_ENTITY_CLOCK) + return audio20_clock_get_request(rhport, request); + if (request->bEntityID == UAC2_ENTITY_SPK_FEATURE_UNIT) + return audio20_feature_unit_get_request(rhport, request); + else { + TU_LOG1("Get request not handled, entity = %d, selector = %d, request = %d\r\n", + request->bEntityID, request->bControlSelector, request->bRequest); + } + return false; +} + +static bool audio20_set_req_entity(uint8_t rhport, tusb_control_request_t const *p_request, uint8_t *buf) { + audio20_control_request_t const *request = (audio20_control_request_t const *) p_request; + + if (request->bEntityID == UAC2_ENTITY_SPK_FEATURE_UNIT) + return audio20_feature_unit_set_request(rhport, request, buf); + if (request->bEntityID == UAC2_ENTITY_CLOCK) + return audio20_clock_set_request(rhport, request, buf); + TU_LOG1("Set request not handled, entity = %d, selector = %d, request = %d\r\n", + request->bEntityID, request->bControlSelector, request->bRequest); + + return false; +} + +#endif // TUD_OPT_HIGH_SPEED + +// Invoked when audio class specific set request received for an EP +bool tud_audio_set_req_ep_cb(uint8_t rhport, tusb_control_request_t const *p_request, uint8_t *pBuff) { + (void) rhport; + (void) pBuff; + + if (tud_audio_version() == 1) { + return audio10_set_req_ep(p_request, pBuff); + } else if (tud_audio_version() == 2) { + // We do not support any requests here + } + + return false;// Yet not implemented +} + +// Invoked when audio class specific get request received for an EP +bool tud_audio_get_req_ep_cb(uint8_t rhport, tusb_control_request_t const *p_request) { + (void) rhport; + + if (tud_audio_version() == 1) { + return audio10_get_req_ep(rhport, p_request); + } else if (tud_audio_version() == 2) { + // We do not support any requests here + } + + return false;// Yet not implemented +} // Invoked when audio class specific get request received for an entity bool tud_audio_get_req_entity_cb(uint8_t rhport, tusb_control_request_t const *p_request) { + (void) rhport; + if (tud_audio_version() == 1) { - // No entity in UAC1 - } else { - audio20_control_request_t const *request = (audio20_control_request_t const *) p_request; - - if (request->bEntityID == UAC2_ENTITY_CLOCK) - return tud_audio20_clock_get_request(rhport, request); - if (request->bEntityID == UAC2_ENTITY_SPK_FEATURE_UNIT) - return tud_audio20_feature_unit_get_request(rhport, request); - else { - TU_LOG1("Get request not handled, entity = %d, selector = %d, request = %d\r\n", - request->bEntityID, request->bControlSelector, request->bRequest); - } + return audio10_get_req_entity(rhport, p_request); +#if TUD_OPT_HIGH_SPEED + } else if (tud_audio_version() == 2) { + return audio20_get_req_entity(rhport, p_request); +#endif } return false; @@ -282,14 +506,15 @@ bool tud_audio_get_req_entity_cb(uint8_t rhport, tusb_control_request_t const *p // Invoked when audio class specific set request received for an entity bool tud_audio_set_req_entity_cb(uint8_t rhport, tusb_control_request_t const *p_request, uint8_t *buf) { - audio20_control_request_t const *request = (audio20_control_request_t const *) p_request; + (void) rhport; - if (request->bEntityID == UAC2_ENTITY_SPK_FEATURE_UNIT) - return tud_audio20_feature_unit_set_request(rhport, request, buf); - if (request->bEntityID == UAC2_ENTITY_CLOCK) - return tud_audio20_clock_set_request(rhport, request, buf); - TU_LOG1("Set request not handled, entity = %d, selector = %d, request = %d\r\n", - request->bEntityID, request->bControlSelector, request->bRequest); + if (tud_audio_version() == 1) { + return audio10_set_req_entity(p_request, buf); +#if TUD_OPT_HIGH_SPEED + } else if (tud_audio_version() == 2) { + return audio20_set_req_entity(rhport, p_request, buf); +#endif + } return false; } diff --git a/examples/device/uac2_headset/src/tusb_config.h b/examples/device/uac2_headset/src/tusb_config.h index 5e6211cc0..339fb81a6 100644 --- a/examples/device/uac2_headset/src/tusb_config.h +++ b/examples/device/uac2_headset/src/tusb_config.h @@ -124,37 +124,45 @@ extern "C" { #define CFG_TUD_AUDIO_FUNC_1_FORMAT_1_N_BYTES_PER_SAMPLE_RX 2 #define CFG_TUD_AUDIO_FUNC_1_FORMAT_1_RESOLUTION_RX 16 -#if defined(__RX__) -// 8bit in 8bit slots -#define CFG_TUD_AUDIO_FUNC_1_FORMAT_2_N_BYTES_PER_SAMPLE_TX 1 -#define CFG_TUD_AUDIO_FUNC_1_FORMAT_2_RESOLUTION_TX 8 -#define CFG_TUD_AUDIO_FUNC_1_FORMAT_2_N_BYTES_PER_SAMPLE_RX 1 -#define CFG_TUD_AUDIO_FUNC_1_FORMAT_2_RESOLUTION_RX 8 -#else -// 24bit in 32bit slots +// 24bit in 32bit slots (UAC2 only) #define CFG_TUD_AUDIO_FUNC_1_FORMAT_2_N_BYTES_PER_SAMPLE_TX 4 #define CFG_TUD_AUDIO_FUNC_1_FORMAT_2_RESOLUTION_TX 24 #define CFG_TUD_AUDIO_FUNC_1_FORMAT_2_N_BYTES_PER_SAMPLE_RX 4 #define CFG_TUD_AUDIO_FUNC_1_FORMAT_2_RESOLUTION_RX 24 -#endif // EP and buffer size - for isochronous EP´s, the buffer and EP size are equal (different sizes would not make sense) #define CFG_TUD_AUDIO_ENABLE_EP_IN 1 -#define CFG_TUD_AUDIO_FUNC_1_FORMAT_1_EP_SZ_IN TUD_AUDIO_EP_SIZE(TUD_OPT_HIGH_SPEED, CFG_TUD_AUDIO_FUNC_1_MAX_SAMPLE_RATE, CFG_TUD_AUDIO_FUNC_1_FORMAT_1_N_BYTES_PER_SAMPLE_TX, CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_TX) -#define CFG_TUD_AUDIO_FUNC_1_FORMAT_2_EP_SZ_IN TUD_AUDIO_EP_SIZE(TUD_OPT_HIGH_SPEED, CFG_TUD_AUDIO_FUNC_1_MAX_SAMPLE_RATE, CFG_TUD_AUDIO_FUNC_1_FORMAT_2_N_BYTES_PER_SAMPLE_TX, CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_TX) +// UAC1 (Full-Speed) Endpoint size calculation +#define CFG_TUD_AUDIO10_FUNC_1_FORMAT_1_EP_SZ_IN TUD_AUDIO_EP_SIZE(false, CFG_TUD_AUDIO_FUNC_1_MAX_SAMPLE_RATE, CFG_TUD_AUDIO_FUNC_1_FORMAT_1_N_BYTES_PER_SAMPLE_TX, CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_TX) + +// UAC2 (High-Speed) Endpoint size calculation +#define CFG_TUD_AUDIO20_FUNC_1_FORMAT_1_EP_SZ_IN TUD_AUDIO_EP_SIZE(true, CFG_TUD_AUDIO_FUNC_1_MAX_SAMPLE_RATE, CFG_TUD_AUDIO_FUNC_1_FORMAT_1_N_BYTES_PER_SAMPLE_TX, CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_TX) +#define CFG_TUD_AUDIO20_FUNC_1_FORMAT_2_EP_SZ_IN TUD_AUDIO_EP_SIZE(true, CFG_TUD_AUDIO_FUNC_1_MAX_SAMPLE_RATE, CFG_TUD_AUDIO_FUNC_1_FORMAT_2_N_BYTES_PER_SAMPLE_TX, CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_TX) + +// Maximum EP IN size for all AS alternate settings used +#define CFG_TUD_AUDIO_FUNC_1_EP_IN_SZ_MAX TU_MAX(CFG_TUD_AUDIO10_FUNC_1_FORMAT_1_EP_SZ_IN, TU_MAX(CFG_TUD_AUDIO20_FUNC_1_FORMAT_1_EP_SZ_IN, CFG_TUD_AUDIO20_FUNC_1_FORMAT_2_EP_SZ_IN)) -#define CFG_TUD_AUDIO_FUNC_1_EP_IN_SZ_MAX TU_MAX(CFG_TUD_AUDIO_FUNC_1_FORMAT_1_EP_SZ_IN, CFG_TUD_AUDIO_FUNC_1_FORMAT_2_EP_SZ_IN) // Maximum EP IN size for all AS alternate settings used -#define CFG_TUD_AUDIO_FUNC_1_EP_IN_SW_BUF_SZ (TUD_OPT_HIGH_SPEED ? 32 : 4) * CFG_TUD_AUDIO_FUNC_1_EP_IN_SZ_MAX // Example read FIFO every 1ms, so it should be 8 times larger for HS device +// Tx flow control needs buffer size >= 4* EP size to work correctly +// Example write FIFO every 1ms (8 HS frames), so buffer size should be 8 times larger for HS device +#define CFG_TUD_AUDIO_FUNC_1_EP_IN_SW_BUF_SZ TU_MAX(4 * CFG_TUD_AUDIO10_FUNC_1_FORMAT_1_EP_SZ_IN, TU_MAX(32 * CFG_TUD_AUDIO20_FUNC_1_FORMAT_1_EP_SZ_IN, 32 * CFG_TUD_AUDIO20_FUNC_1_FORMAT_2_EP_SZ_IN)) // EP and buffer size - for isochronous EP´s, the buffer and EP size are equal (different sizes would not make sense) #define CFG_TUD_AUDIO_ENABLE_EP_OUT 1 -#define CFG_TUD_AUDIO_FUNC_1_FORMAT_1_EP_SZ_OUT TUD_AUDIO_EP_SIZE(TUD_OPT_HIGH_SPEED, CFG_TUD_AUDIO_FUNC_1_MAX_SAMPLE_RATE, CFG_TUD_AUDIO_FUNC_1_FORMAT_1_N_BYTES_PER_SAMPLE_RX, CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_RX) -#define CFG_TUD_AUDIO_FUNC_1_FORMAT_2_EP_SZ_OUT TUD_AUDIO_EP_SIZE(TUD_OPT_HIGH_SPEED, CFG_TUD_AUDIO_FUNC_1_MAX_SAMPLE_RATE, CFG_TUD_AUDIO_FUNC_1_FORMAT_2_N_BYTES_PER_SAMPLE_RX, CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_RX) +// UAC1 (Full-Speed) Endpoint size calculation +#define CFG_TUD_AUDIO10_FUNC_1_FORMAT_1_EP_SZ_OUT TUD_AUDIO_EP_SIZE(false, CFG_TUD_AUDIO_FUNC_1_MAX_SAMPLE_RATE, CFG_TUD_AUDIO_FUNC_1_FORMAT_1_N_BYTES_PER_SAMPLE_RX, CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_RX) + +// UAC2 (High-Speed) Endpoint size calculation +#define CFG_TUD_AUDIO20_FUNC_1_FORMAT_1_EP_SZ_OUT TUD_AUDIO_EP_SIZE(true, CFG_TUD_AUDIO_FUNC_1_MAX_SAMPLE_RATE, CFG_TUD_AUDIO_FUNC_1_FORMAT_1_N_BYTES_PER_SAMPLE_RX, CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_RX) +#define CFG_TUD_AUDIO20_FUNC_1_FORMAT_2_EP_SZ_OUT TUD_AUDIO_EP_SIZE(true, CFG_TUD_AUDIO_FUNC_1_MAX_SAMPLE_RATE, CFG_TUD_AUDIO_FUNC_1_FORMAT_2_N_BYTES_PER_SAMPLE_RX, CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_RX) + +// Maximum EP OUT size for all AS alternate settings used +#define CFG_TUD_AUDIO_FUNC_1_EP_OUT_SZ_MAX TU_MAX(CFG_TUD_AUDIO10_FUNC_1_FORMAT_1_EP_SZ_OUT, TU_MAX(CFG_TUD_AUDIO20_FUNC_1_FORMAT_1_EP_SZ_OUT, CFG_TUD_AUDIO20_FUNC_1_FORMAT_2_EP_SZ_OUT)) -#define CFG_TUD_AUDIO_FUNC_1_EP_OUT_SZ_MAX TU_MAX(CFG_TUD_AUDIO_FUNC_1_FORMAT_1_EP_SZ_OUT, CFG_TUD_AUDIO_FUNC_1_FORMAT_2_EP_SZ_OUT) // Maximum EP IN size for all AS alternate settings used -#define CFG_TUD_AUDIO_FUNC_1_EP_OUT_SW_BUF_SZ (TUD_OPT_HIGH_SPEED ? 32 : 4) * CFG_TUD_AUDIO_FUNC_1_EP_OUT_SZ_MAX // Example read FIFO every 1ms, so it should be 8 times larger for HS device +// Rx flow control needs buffer size >= 4* EP size to work correctly +// Example read FIFO every 1ms (8 HS frames), so buffer size should be 8 times larger for HS device +#define CFG_TUD_AUDIO_FUNC_1_EP_OUT_SW_BUF_SZ TU_MAX(4 * CFG_TUD_AUDIO10_FUNC_1_FORMAT_1_EP_SZ_OUT, TU_MAX(32 * CFG_TUD_AUDIO20_FUNC_1_FORMAT_1_EP_SZ_OUT, 32 * CFG_TUD_AUDIO20_FUNC_1_FORMAT_2_EP_SZ_OUT)) // Size of control request buffer #define CFG_TUD_AUDIO_FUNC_1_CTRL_BUF_SZ 64 diff --git a/examples/device/uac2_headset/src/usb_descriptors.c b/examples/device/uac2_headset/src/usb_descriptors.c index bc9160d5e..b7e024e9e 100644 --- a/examples/device/uac2_headset/src/usb_descriptors.c +++ b/examples/device/uac2_headset/src/usb_descriptors.c @@ -110,22 +110,93 @@ uint8_t const * tud_descriptor_device_cb(void) #define EPNUM_AUDIO_INT 0x02 #endif -uint8_t const desc_configuration[] = +#define CONFIG_UAC1_TOTAL_LEN (TUD_CONFIG_DESC_LEN + TUD_AUDIO10_HEADSET_STEREO_DESC_LEN(2)) + +uint8_t const desc_uac1_configuration[] = +{ + // Config number, interface count, string index, total length, attribute, power in mA + TUD_CONFIG_DESCRIPTOR(1, ITF_NUM_TOTAL, 0, CONFIG_UAC1_TOTAL_LEN, 0x00, 100), + + // Interface number, string index, bytes per sample RX/TX, bits used per sample RX/TX, EP Out & EP In address, EP sizes, sample rate + TUD_AUDIO10_HEADSET_STEREO_DESCRIPTOR(ITF_NUM_AUDIO_CONTROL, 2, \ + CFG_TUD_AUDIO_FUNC_1_FORMAT_1_N_BYTES_PER_SAMPLE_RX, CFG_TUD_AUDIO_FUNC_1_FORMAT_1_RESOLUTION_RX, \ + CFG_TUD_AUDIO_FUNC_1_FORMAT_1_N_BYTES_PER_SAMPLE_TX, CFG_TUD_AUDIO_FUNC_1_FORMAT_1_RESOLUTION_TX, \ + EPNUM_AUDIO_OUT, CFG_TUD_AUDIO10_FUNC_1_FORMAT_1_EP_SZ_OUT, \ + EPNUM_AUDIO_IN | 0x80, CFG_TUD_AUDIO10_FUNC_1_FORMAT_1_EP_SZ_IN, \ + 44100, 48000) +}; + +TU_VERIFY_STATIC(sizeof(desc_uac1_configuration) == CONFIG_UAC1_TOTAL_LEN, "Incorrect size"); + +#if TUD_OPT_HIGH_SPEED + +#define CONFIG_UAC2_TOTAL_LEN (TUD_CONFIG_DESC_LEN + TUD_AUDIO20_HEADSET_STEREO_DESC_LEN) + +uint8_t const desc_uac2_configuration[] = { // Config number, interface count, string index, total length, attribute, power in mA - TUD_CONFIG_DESCRIPTOR(1, ITF_NUM_TOTAL, 0, CONFIG_TOTAL_LEN, 0x00, 100), + TUD_CONFIG_DESCRIPTOR(1, ITF_NUM_TOTAL, 0, CONFIG_UAC2_TOTAL_LEN, 0x00, 100), // Interface number, string index, EP Out & EP In address, EP size - TUD_AUDIO_HEADSET_STEREO_DESCRIPTOR(2, EPNUM_AUDIO_OUT, EPNUM_AUDIO_IN | 0x80, EPNUM_AUDIO_INT | 0x80) + TUD_AUDIO20_HEADSET_STEREO_DESCRIPTOR(2, EPNUM_AUDIO_OUT, EPNUM_AUDIO_IN | 0x80, EPNUM_AUDIO_INT | 0x80) +}; + +TU_VERIFY_STATIC(sizeof(desc_uac2_configuration) == CONFIG_UAC2_TOTAL_LEN, "Incorrect size"); + + +// device qualifier is mostly similar to device descriptor since we don't change configuration based on speed +tusb_desc_device_qualifier_t const desc_device_qualifier = +{ + .bLength = sizeof(tusb_desc_device_qualifier_t), + .bDescriptorType = TUSB_DESC_DEVICE_QUALIFIER, + .bcdUSB = 0x0200, + + .bDeviceClass = TUSB_CLASS_MISC, + .bDeviceSubClass = MISC_SUBCLASS_COMMON, + .bDeviceProtocol = MISC_PROTOCOL_IAD, + + .bMaxPacketSize0 = CFG_TUD_ENDPOINT0_SIZE, + .bNumConfigurations = 0x01, + .bReserved = 0x00 }; +// Invoked when received GET DEVICE QUALIFIER DESCRIPTOR request +// Application return pointer to descriptor, whose contents must exist long enough for transfer to complete. +// device_qualifier descriptor describes information about a high-speed capable device that would +// change if the device were operating at the other speed. If not highspeed capable stall this request. +uint8_t const *tud_descriptor_device_qualifier_cb(void) +{ + return (uint8_t const *) &desc_device_qualifier; +} + +// Invoked when received GET OTHER SEED CONFIGURATION DESCRIPTOR request +// Application return pointer to descriptor, whose contents must exist long enough for transfer to complete +// Configuration descriptor in the other speed e.g if high speed then this is for full speed and vice versa +uint8_t const *tud_descriptor_other_speed_configuration_cb(uint8_t index) +{ + (void) index; // for multiple configurations + + // if link speed is high return fullspeed config, and vice versa + return (tud_speed_get() == TUSB_SPEED_HIGH) ? desc_uac1_configuration : desc_uac2_configuration; +} +#endif + // Invoked when received GET CONFIGURATION DESCRIPTOR // Application return pointer to descriptor // Descriptor contents must exist long enough for transfer to complete uint8_t const * tud_descriptor_configuration_cb(uint8_t index) { (void)index; // for multiple configurations - return desc_configuration; +#if TUD_OPT_HIGH_SPEED + // Although we are highspeed, host may be fullspeed. + if(tud_speed_get() == TUSB_SPEED_FULL) { + return desc_uac1_configuration; + } else { + return desc_uac2_configuration; + } +#else + return desc_uac1_configuration; +#endif } //--------------------------------------------------------------------+ diff --git a/examples/device/uac2_headset/src/usb_descriptors.h b/examples/device/uac2_headset/src/usb_descriptors.h index 465fa6035..b6ebe2ae4 100644 --- a/examples/device/uac2_headset/src/usb_descriptors.h +++ b/examples/device/uac2_headset/src/usb_descriptors.h @@ -26,7 +26,17 @@ #ifndef _USB_DESCRIPTORS_H_ #define _USB_DESCRIPTORS_H_ -// #include "tusb.h" +enum +{ + ITF_NUM_AUDIO_CONTROL = 0, + ITF_NUM_AUDIO_STREAMING_SPK, + ITF_NUM_AUDIO_STREAMING_MIC, + ITF_NUM_TOTAL +}; + +//--------------------------------------------------------------------+ +// UAC2 DESCRIPTOR TEMPLATES +//--------------------------------------------------------------------+ // Unit numbers are arbitrary selected #define UAC2_ENTITY_CLOCK 0x04 @@ -38,15 +48,7 @@ #define UAC2_ENTITY_MIC_INPUT_TERMINAL 0x11 #define UAC2_ENTITY_MIC_OUTPUT_TERMINAL 0x13 -enum -{ - ITF_NUM_AUDIO_CONTROL = 0, - ITF_NUM_AUDIO_STREAMING_SPK, - ITF_NUM_AUDIO_STREAMING_MIC, - ITF_NUM_TOTAL -}; - -#define TUD_AUDIO_HEADSET_STEREO_DESC_LEN (TUD_AUDIO20_DESC_IAD_LEN\ +#define TUD_AUDIO20_HEADSET_STEREO_DESC_LEN (TUD_AUDIO20_DESC_IAD_LEN\ + TUD_AUDIO20_DESC_STD_AC_LEN\ + TUD_AUDIO20_DESC_CS_AC_LEN\ + TUD_AUDIO20_DESC_CLK_SRC_LEN\ @@ -85,7 +87,7 @@ enum + TUD_AUDIO20_DESC_STD_AS_ISO_EP_LEN\ + TUD_AUDIO20_DESC_CS_AS_ISO_EP_LEN) -#define TUD_AUDIO_HEADSET_STEREO_DESCRIPTOR(_stridx, _epout, _epin, _epint) \ +#define TUD_AUDIO20_HEADSET_STEREO_DESCRIPTOR(_stridx, _epout, _epin, _epint) \ /* Standard Interface Association Descriptor (IAD) */\ TUD_AUDIO20_DESC_IAD(/*_firstitf*/ ITF_NUM_AUDIO_CONTROL, /*_nitfs*/ ITF_NUM_TOTAL, /*_stridx*/ 0x00),\ /* Standard AC Interface Descriptor(4.7.1) */\ @@ -95,7 +97,7 @@ enum /* Clock Source Descriptor(4.7.2.1) */\ TUD_AUDIO20_DESC_CLK_SRC(/*_clkid*/ UAC2_ENTITY_CLOCK, /*_attr*/ 3, /*_ctrl*/ 7, /*_assocTerm*/ 0x00, /*_stridx*/ 0x00), \ /* Input Terminal Descriptor(4.7.2.4) */\ - TUD_AUDIO20_DESC_INPUT_TERM(/*_termid*/ UAC2_ENTITY_SPK_INPUT_TERMINAL, /*_termtype*/ AUDIO_TERM_TYPE_USB_STREAMING, /*_assocTerm*/ 0x00, /*_clkid*/ UAC2_ENTITY_CLOCK, /*_nchannelslogical*/ 0x02, /*_channelcfg*/ AUDIO20_CHANNEL_CONFIG_NON_PREDEFINED, /*_idxchannelnames*/ 0x00, /*_ctrl*/ 0 * (AUDIO20_CTRL_R << AUDIO20_IN_TERM_CTRL_CONNECTOR_POS), /*_stridx*/ 0x00),\ + TUD_AUDIO20_DESC_INPUT_TERM(/*_termid*/ UAC2_ENTITY_SPK_INPUT_TERMINAL, /*_termtype*/ AUDIO_TERM_TYPE_USB_STREAMING, /*_assocTerm*/ UAC2_ENTITY_MIC_OUTPUT_TERMINAL, /*_clkid*/ UAC2_ENTITY_CLOCK, /*_nchannelslogical*/ 0x02, /*_channelcfg*/ AUDIO20_CHANNEL_CONFIG_NON_PREDEFINED, /*_idxchannelnames*/ 0x00, /*_ctrl*/ 0 * (AUDIO20_CTRL_R << AUDIO20_IN_TERM_CTRL_CONNECTOR_POS), /*_stridx*/ 0x00),\ /* Feature Unit Descriptor(4.7.2.8) */\ TUD_AUDIO20_DESC_FEATURE_UNIT(/*_unitid*/ UAC2_ENTITY_SPK_FEATURE_UNIT, /*_srcid*/ UAC2_ENTITY_SPK_INPUT_TERMINAL, /*_stridx*/ 0x00, /*_ctrlch0master*/ (AUDIO20_CTRL_RW << AUDIO20_FEATURE_UNIT_CTRL_MUTE_POS | AUDIO20_CTRL_RW << AUDIO20_FEATURE_UNIT_CTRL_VOLUME_POS), /*_ctrlch1*/ (AUDIO20_CTRL_RW << AUDIO20_FEATURE_UNIT_CTRL_MUTE_POS | AUDIO20_CTRL_RW << AUDIO20_FEATURE_UNIT_CTRL_VOLUME_POS), /*_ctrlch2*/ (AUDIO20_CTRL_RW << AUDIO20_FEATURE_UNIT_CTRL_MUTE_POS | AUDIO20_CTRL_RW << AUDIO20_FEATURE_UNIT_CTRL_VOLUME_POS)),\ /* Output Terminal Descriptor(4.7.2.5) */\ @@ -103,7 +105,7 @@ enum /* Input Terminal Descriptor(4.7.2.4) */\ TUD_AUDIO20_DESC_INPUT_TERM(/*_termid*/ UAC2_ENTITY_MIC_INPUT_TERMINAL, /*_termtype*/ AUDIO_TERM_TYPE_IN_GENERIC_MIC, /*_assocTerm*/ 0x00, /*_clkid*/ UAC2_ENTITY_CLOCK, /*_nchannelslogical*/ 0x01, /*_channelcfg*/ AUDIO20_CHANNEL_CONFIG_NON_PREDEFINED, /*_idxchannelnames*/ 0x00, /*_ctrl*/ 0 * (AUDIO20_CTRL_R << AUDIO20_IN_TERM_CTRL_CONNECTOR_POS), /*_stridx*/ 0x00),\ /* Output Terminal Descriptor(4.7.2.5) */\ - TUD_AUDIO20_DESC_OUTPUT_TERM(/*_termid*/ UAC2_ENTITY_MIC_OUTPUT_TERMINAL, /*_termtype*/ AUDIO_TERM_TYPE_USB_STREAMING, /*_assocTerm*/ 0x00, /*_srcid*/ UAC2_ENTITY_MIC_INPUT_TERMINAL, /*_clkid*/ UAC2_ENTITY_CLOCK, /*_ctrl*/ 0x0000, /*_stridx*/ 0x00),\ + TUD_AUDIO20_DESC_OUTPUT_TERM(/*_termid*/ UAC2_ENTITY_MIC_OUTPUT_TERMINAL, /*_termtype*/ AUDIO_TERM_TYPE_USB_STREAMING, /*_assocTerm*/ UAC2_ENTITY_SPK_INPUT_TERMINAL, /*_srcid*/ UAC2_ENTITY_MIC_INPUT_TERMINAL, /*_clkid*/ UAC2_ENTITY_CLOCK, /*_ctrl*/ 0x0000, /*_stridx*/ 0x00),\ /* Standard AC Interrupt Endpoint Descriptor(4.8.2.1) */\ TUD_AUDIO20_DESC_STD_AC_INT_EP(/*_ep*/ _epint, /*_interval*/ 0x01), \ /* Standard AS Interface Descriptor(4.9.1) */\ @@ -155,4 +157,83 @@ enum /* Class-Specific AS Isochronous Audio Data Endpoint Descriptor(4.10.1.2) */\ TUD_AUDIO20_DESC_CS_AS_ISO_EP(/*_attr*/ AUDIO20_CS_AS_ISO_DATA_EP_ATT_NON_MAX_PACKETS_OK, /*_ctrl*/ AUDIO20_CTRL_NONE, /*_lockdelayunit*/ AUDIO20_CS_AS_ISO_DATA_EP_LOCK_DELAY_UNIT_UNDEFINED, /*_lockdelay*/ 0x0000) +//--------------------------------------------------------------------+ +// UAC1 DESCRIPTOR TEMPLATES +//--------------------------------------------------------------------+ + +// UAC1 entity IDs for speaker and microphone +// Speaker path +#define UAC1_ENTITY_SPK_INPUT_TERMINAL 0x01 +#define UAC1_ENTITY_SPK_FEATURE_UNIT 0x02 +#define UAC1_ENTITY_SPK_OUTPUT_TERMINAL 0x03 +// Microphone path +#define UAC1_ENTITY_MIC_INPUT_TERMINAL 0x11 +#define UAC1_ENTITY_MIC_OUTPUT_TERMINAL 0x13 + +#define TUD_AUDIO10_HEADSET_STEREO_DESC_LEN(_nfreqs) (\ + +TUD_AUDIO10_DESC_STD_AC_LEN\ + + TUD_AUDIO10_DESC_CS_AC_LEN(2)\ + + TUD_AUDIO10_DESC_INPUT_TERM_LEN\ + + TUD_AUDIO10_DESC_FEATURE_UNIT_LEN(2)\ + + TUD_AUDIO10_DESC_OUTPUT_TERM_LEN\ + + TUD_AUDIO10_DESC_INPUT_TERM_LEN\ + + TUD_AUDIO10_DESC_OUTPUT_TERM_LEN\ + /* Interface 1, Alternate 0 (speaker) */\ + + TUD_AUDIO10_DESC_STD_AS_LEN\ + /* Interface 1, Alternate 1 (speaker) */\ + + TUD_AUDIO10_DESC_STD_AS_LEN\ + + TUD_AUDIO10_DESC_CS_AS_INT_LEN\ + + TUD_AUDIO10_DESC_TYPE_I_FORMAT_LEN(_nfreqs)\ + + TUD_AUDIO10_DESC_STD_AS_ISO_EP_LEN\ + + TUD_AUDIO10_DESC_CS_AS_ISO_EP_LEN\ + /* Interface 2, Alternate 0 (microphone) */\ + + TUD_AUDIO10_DESC_STD_AS_LEN\ + /* Interface 2, Alternate 1 (microphone) */\ + + TUD_AUDIO10_DESC_STD_AS_LEN\ + + TUD_AUDIO10_DESC_CS_AS_INT_LEN\ + + TUD_AUDIO10_DESC_TYPE_I_FORMAT_LEN(_nfreqs)\ + + TUD_AUDIO10_DESC_STD_AS_ISO_EP_LEN\ + + TUD_AUDIO10_DESC_CS_AS_ISO_EP_LEN) + + +#define TUD_AUDIO10_HEADSET_STEREO_DESCRIPTOR(_itfnum, _stridx, _nBytesPerSample_RX, _nBitsUsedPerSample_RX, _nBytesPerSample_TX, _nBitsUsedPerSample_TX, _epout, _epoutsize, _epin, _epinsize, ...) \ + /* Standard AC Interface Descriptor(4.3.1) */\ + TUD_AUDIO10_DESC_STD_AC(/*_itfnum*/ _itfnum, /*_nEPs*/ 0x00, /*_stridx*/ _stridx),\ + /* Class-Specific AC Interface Header Descriptor(4.3.2) */\ + TUD_AUDIO10_DESC_CS_AC(/*_bcdADC*/ 0x0100, /*_totallen*/ (TUD_AUDIO10_DESC_INPUT_TERM_LEN+TUD_AUDIO10_DESC_FEATURE_UNIT_LEN(2)+TUD_AUDIO10_DESC_OUTPUT_TERM_LEN+TUD_AUDIO10_DESC_INPUT_TERM_LEN+TUD_AUDIO10_DESC_FEATURE_UNIT_LEN(1)+TUD_AUDIO10_DESC_OUTPUT_TERM_LEN), /*_itf*/ ((_itfnum)+1), ((_itfnum)+2)),\ + /* Speaker Input Terminal Descriptor(4.3.2.1) */\ + TUD_AUDIO10_DESC_INPUT_TERM(/*_termid*/ UAC1_ENTITY_SPK_INPUT_TERMINAL, /*_termtype*/ AUDIO_TERM_TYPE_USB_STREAMING, /*_assocTerm*/ UAC1_ENTITY_MIC_OUTPUT_TERMINAL, /*_nchannels*/ 0x02, /*_channelcfg*/ AUDIO10_CHANNEL_CONFIG_NON_PREDEFINED, /*_idxchannelnames*/ 0x00, /*_stridx*/ 0x00),\ + /* Speaker Feature Unit Descriptor(4.3.2.5) */\ + TUD_AUDIO10_DESC_FEATURE_UNIT(/*_unitid*/ UAC1_ENTITY_SPK_FEATURE_UNIT, /*_srcid*/ UAC1_ENTITY_SPK_INPUT_TERMINAL, /*_stridx*/ 0x00, /*_ctrlmaster*/ (AUDIO10_FU_CONTROL_BM_MUTE | AUDIO10_FU_CONTROL_BM_VOLUME), /*_ctrlch1*/ (AUDIO10_FU_CONTROL_BM_MUTE | AUDIO10_FU_CONTROL_BM_VOLUME), /*_ctrlch2*/ (AUDIO10_FU_CONTROL_BM_MUTE | AUDIO10_FU_CONTROL_BM_VOLUME)),\ + /* Speaker Output Terminal Descriptor(4.3.2.2) */\ + TUD_AUDIO10_DESC_OUTPUT_TERM(/*_termid*/ UAC1_ENTITY_SPK_OUTPUT_TERMINAL, /*_termtype*/ AUDIO_TERM_TYPE_OUT_HEADPHONES, /*_assocTerm*/ 0x00, /*_srcid*/ UAC1_ENTITY_SPK_FEATURE_UNIT, /*_stridx*/ 0x00),\ + /* Microphone Input Terminal Descriptor(4.3.2.1) */\ + TUD_AUDIO10_DESC_INPUT_TERM(/*_termid*/ UAC1_ENTITY_MIC_INPUT_TERMINAL, /*_termtype*/ AUDIO_TERM_TYPE_IN_GENERIC_MIC, /*_assocTerm*/ 0x00, /*_nchannels*/ 0x01, /*_channelcfg*/ AUDIO10_CHANNEL_CONFIG_NON_PREDEFINED, /*_idxchannelnames*/ 0x00, /*_stridx*/ 0x00),\ + /* Microphone Output Terminal Descriptor(4.3.2.2) */\ + TUD_AUDIO10_DESC_OUTPUT_TERM(/*_termid*/ UAC1_ENTITY_MIC_OUTPUT_TERMINAL, /*_termtype*/ AUDIO_TERM_TYPE_USB_STREAMING, /*_assocTerm*/ UAC1_ENTITY_SPK_INPUT_TERMINAL, /*_srcid*/ UAC1_ENTITY_MIC_INPUT_TERMINAL, /*_stridx*/ 0x00),\ + /* Standard AS Interface Descriptor(4.5.1) - Speaker Interface 1, Alternate 0 */\ + TUD_AUDIO10_DESC_STD_AS_INT(/*_itfnum*/ (uint8_t)((_itfnum)+1), /*_altset*/ 0x00, /*_nEPs*/ 0x00, /*_stridx*/ 0x05),\ + /* Standard AS Interface Descriptor(4.5.1) - Speaker Interface 1, Alternate 1 */\ + TUD_AUDIO10_DESC_STD_AS_INT(/*_itfnum*/ (uint8_t)((_itfnum)+1), /*_altset*/ 0x01, /*_nEPs*/ 0x01, /*_stridx*/ 0x05),\ + /* Class-Specific AS Interface Descriptor(4.5.2) */\ + TUD_AUDIO10_DESC_CS_AS_INT(/*_termid*/ UAC1_ENTITY_SPK_INPUT_TERMINAL, /*_delay*/ 0x01, /*_formattype*/ AUDIO10_DATA_FORMAT_TYPE_I_PCM),\ + /* Type I Format Type Descriptor(2.2.5) */\ + TUD_AUDIO10_DESC_TYPE_I_FORMAT(/*_nrchannels*/ 0x02, /*_subframesize*/ _nBytesPerSample_RX, /*_bitresolution*/ _nBitsUsedPerSample_RX, /*_freqs*/ __VA_ARGS__),\ + /* Standard AS Isochronous Audio Data Endpoint Descriptor(4.6.1.1) */\ + TUD_AUDIO10_DESC_STD_AS_ISO_EP(/*_ep*/ _epout, /*_attr*/ (uint8_t) ((uint8_t)TUSB_XFER_ISOCHRONOUS | (uint8_t)TUSB_ISO_EP_ATT_ADAPTIVE), /*_maxEPsize*/ _epoutsize, /*_interval*/ 0x01, /*_syncep*/ 0x00),\ + /* Class-Specific AS Isochronous Audio Data Endpoint Descriptor(4.6.1.2) */\ + TUD_AUDIO10_DESC_CS_AS_ISO_EP(/*_attr*/ AUDIO10_CS_AS_ISO_DATA_EP_ATT_SAMPLING_FRQ, /*_lockdelayunits*/ AUDIO10_CS_AS_ISO_DATA_EP_LOCK_DELAY_UNIT_MILLISEC, /*_lockdelay*/ 0x0001),\ + /* Standard AS Interface Descriptor(4.5.1) - Microphone Interface 2, Alternate 0 */\ + TUD_AUDIO10_DESC_STD_AS_INT(/*_itfnum*/ (uint8_t)((_itfnum)+2), /*_altset*/ 0x00, /*_nEPs*/ 0x00, /*_stridx*/ 0x04),\ + /* Standard AS Interface Descriptor(4.5.1) - Microphone Interface 2, Alternate 1 */\ + TUD_AUDIO10_DESC_STD_AS_INT(/*_itfnum*/ (uint8_t)((_itfnum)+2), /*_altset*/ 0x01, /*_nEPs*/ 0x01, /*_stridx*/ 0x04),\ + /* Class-Specific AS Interface Descriptor(4.5.2) */\ + TUD_AUDIO10_DESC_CS_AS_INT(/*_termid*/ UAC1_ENTITY_MIC_OUTPUT_TERMINAL, /*_delay*/ 0x01, /*_formattype*/ AUDIO10_DATA_FORMAT_TYPE_I_PCM),\ + /* Type I Format Type Descriptor(2.2.5) */\ + TUD_AUDIO10_DESC_TYPE_I_FORMAT(/*_nrchannels*/ 0x01, /*_subframesize*/ _nBytesPerSample_TX, /*_bitresolution*/ _nBitsUsedPerSample_TX, /*_freqs*/ __VA_ARGS__),\ + /* Standard AS Isochronous Audio Data Endpoint Descriptor(4.6.1.1) */\ + TUD_AUDIO10_DESC_STD_AS_ISO_EP(/*_ep*/ _epin, /*_attr*/ (uint8_t) ((uint8_t)TUSB_XFER_ISOCHRONOUS | (uint8_t)TUSB_ISO_EP_ATT_ASYNCHRONOUS), /*_maxEPsize*/ _epinsize, /*_interval*/ 0x01, /*_syncep*/ 0x00),\ + /* Class-Specific AS Isochronous Audio Data Endpoint Descriptor(4.6.1.2) */\ + TUD_AUDIO10_DESC_CS_AS_ISO_EP(/*_attr*/ AUDIO10_CS_AS_ISO_DATA_EP_ATT_SAMPLING_FRQ, /*_lockdelayunits*/ AUDIO10_CS_AS_ISO_DATA_EP_LOCK_DELAY_UNIT_MILLISEC, /*_lockdelay*/ 0x0001) + #endif diff --git a/src/class/audio/audio_device.c b/src/class/audio/audio_device.c index 1e001479c..4019e2850 100644 --- a/src/class/audio/audio_device.c +++ b/src/class/audio/audio_device.c @@ -912,7 +912,9 @@ uint16_t audiod_open(uint8_t rhport, tusb_desc_interface_t const *itf_desc, uint || tu_desc_type(p_desc) == TUSB_DESC_INTERFACE_ASSOCIATION) { break; } else if (tu_desc_type(p_desc) == TUSB_DESC_INTERFACE && ((tusb_desc_interface_t const *) p_desc)->bInterfaceSubClass == AUDIO_SUBCLASS_STREAMING) { - _audiod_fct[i].p_desc_as = p_desc; + if (_audiod_fct[i].p_desc_as == 0) { + _audiod_fct[i].p_desc_as = p_desc; + } } total_len += p_desc[0]; p_desc = tu_desc_next(p_desc); -- cgit v1.3.1 From e38172fdf6f6b3a4f6fbc5b278a9424444bc61e6 Mon Sep 17 00:00:00 2001 From: HiFiPhile Date: Sat, 4 Oct 2025 12:11:42 +0200 Subject: Fix descriptor looping Signed-off-by: HiFiPhile --- src/class/audio/audio_device.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) (limited to 'src/class/audio') diff --git a/src/class/audio/audio_device.c b/src/class/audio/audio_device.c index 4019e2850..1e74c21b4 100644 --- a/src/class/audio/audio_device.c +++ b/src/class/audio/audio_device.c @@ -906,9 +906,10 @@ uint16_t audiod_open(uint8_t rhport, tusb_desc_interface_t const *itf_desc, uint p_desc = tu_desc_next(p_desc); while (p_desc_end - p_desc > 0) { // Stop if: - // - Non audio interface descriptor found + // - Non audio streaming interface descriptor found // - IAD found - if ((tu_desc_type(p_desc) == TUSB_DESC_INTERFACE && ((tusb_desc_interface_t const *) p_desc)->bInterfaceClass != TUSB_CLASS_AUDIO) + if ((tu_desc_type(p_desc) == TUSB_DESC_INTERFACE && + !(((tusb_desc_interface_t const *) p_desc)->bInterfaceClass == TUSB_CLASS_AUDIO && ((tusb_desc_interface_t const *) p_desc)->bInterfaceSubClass == AUDIO_SUBCLASS_STREAMING)) || tu_desc_type(p_desc) == TUSB_DESC_INTERFACE_ASSOCIATION) { break; } else if (tu_desc_type(p_desc) == TUSB_DESC_INTERFACE && ((tusb_desc_interface_t const *) p_desc)->bInterfaceSubClass == AUDIO_SUBCLASS_STREAMING) { -- cgit v1.3.1 From 6acf49e4c2ce63a7a44a66b0dc499a96da1e49fd Mon Sep 17 00:00:00 2001 From: HiFiPhile Date: Sun, 5 Oct 2025 01:11:29 +0200 Subject: Use one control buffer as EP0 has no concurrency Signed-off-by: HiFiPhile --- .../device/audio_4_channel_mic/src/tusb_config.h | 2 - .../audio_4_channel_mic_freertos/src/tusb_config.h | 2 - examples/device/audio_test/src/tusb_config.h | 2 - .../device/audio_test_freertos/src/tusb_config.h | 2 - .../device/audio_test_multi_rate/src/tusb_config.h | 2 - examples/device/cdc_uac2/src/tusb_config.h | 3 - examples/device/uac2_headset/src/tusb_config.h | 3 - examples/device/uac2_speaker_fb/src/tusb_config.h | 3 - src/class/audio/audio_device.c | 63 ++++--------- src/class/audio/audio_device.h | 105 ++++++++++++--------- 10 files changed, 76 insertions(+), 111 deletions(-) (limited to 'src/class/audio') diff --git a/examples/device/audio_4_channel_mic/src/tusb_config.h b/examples/device/audio_4_channel_mic/src/tusb_config.h index 6115f44bb..ef4e8a1fc 100644 --- a/examples/device/audio_4_channel_mic/src/tusb_config.h +++ b/examples/device/audio_4_channel_mic/src/tusb_config.h @@ -105,8 +105,6 @@ extern "C" { // Have a look into audio_device.h for all configurations #define CFG_TUD_AUDIO_FUNC_1_SAMPLE_RATE 48000 -#define CFG_TUD_AUDIO_FUNC_1_CTRL_BUF_SZ 64 - #define CFG_TUD_AUDIO_ENABLE_EP_IN 1 #define CFG_TUD_AUDIO_FUNC_1_N_BYTES_PER_SAMPLE_TX 2 // This value is not required by the driver, it parses this information from the descriptor once the alternate interface is set by the host - we use it for the setup #define CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_TX 4 // This value is not required by the driver, it parses this information from the descriptor once the alternate interface is set by the host - we use it for the setup diff --git a/examples/device/audio_4_channel_mic_freertos/src/tusb_config.h b/examples/device/audio_4_channel_mic_freertos/src/tusb_config.h index 7ce55aa77..26bd96d40 100644 --- a/examples/device/audio_4_channel_mic_freertos/src/tusb_config.h +++ b/examples/device/audio_4_channel_mic_freertos/src/tusb_config.h @@ -111,8 +111,6 @@ extern "C" { // Have a look into audio_device.h for all configurations #define CFG_TUD_AUDIO_FUNC_1_SAMPLE_RATE 48000 -#define CFG_TUD_AUDIO_FUNC_1_CTRL_BUF_SZ 64 - #define CFG_TUD_AUDIO_ENABLE_EP_IN 1 #define CFG_TUD_AUDIO_FUNC_1_N_BYTES_PER_SAMPLE_TX 2 // This value is not required by the driver, it parses this information from the descriptor once the alternate interface is set by the host - we use it for the setup #define CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_TX 4 // This value is not required by the driver, it parses this information from the descriptor once the alternate interface is set by the host - we use it for the setup diff --git a/examples/device/audio_test/src/tusb_config.h b/examples/device/audio_test/src/tusb_config.h index 32859b610..cb9554582 100644 --- a/examples/device/audio_test/src/tusb_config.h +++ b/examples/device/audio_test/src/tusb_config.h @@ -108,8 +108,6 @@ extern "C" { // Have a look into audio_device.h for all configurations #define CFG_TUD_AUDIO_FUNC_1_SAMPLE_RATE 48000 -#define CFG_TUD_AUDIO_FUNC_1_CTRL_BUF_SZ 64 // Size of control request buffer - #define CFG_TUD_AUDIO_ENABLE_EP_IN 1 #define CFG_TUD_AUDIO_FUNC_1_N_BYTES_PER_SAMPLE_TX 2 // Driver gets this info from the descriptors - we define it here to use it to setup the descriptors and to do calculations with it below #define CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_TX 1 // Driver gets this info from the descriptors - we define it here to use it to setup the descriptors and to do calculations with it below - be aware: for different number of channels you need another descriptor! diff --git a/examples/device/audio_test_freertos/src/tusb_config.h b/examples/device/audio_test_freertos/src/tusb_config.h index ceb496e8d..76df6638c 100644 --- a/examples/device/audio_test_freertos/src/tusb_config.h +++ b/examples/device/audio_test_freertos/src/tusb_config.h @@ -114,8 +114,6 @@ extern "C" { // Have a look into audio_device.h for all configurations #define CFG_TUD_AUDIO_FUNC_1_SAMPLE_RATE 48000 -#define CFG_TUD_AUDIO_FUNC_1_CTRL_BUF_SZ 64 // Size of control request buffer - #define CFG_TUD_AUDIO_ENABLE_EP_IN 1 #define CFG_TUD_AUDIO_FUNC_1_N_BYTES_PER_SAMPLE_TX 2 // Driver gets this info from the descriptors - we define it here to use it to setup the descriptors and to do calculations with it below #define CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_TX 1 // Driver gets this info from the descriptors - we define it here to use it to setup the descriptors and to do calculations with it below - be aware: for different number of channels you need another descriptor! diff --git a/examples/device/audio_test_multi_rate/src/tusb_config.h b/examples/device/audio_test_multi_rate/src/tusb_config.h index 49cebf9c4..78642f50f 100644 --- a/examples/device/audio_test_multi_rate/src/tusb_config.h +++ b/examples/device/audio_test_multi_rate/src/tusb_config.h @@ -122,8 +122,6 @@ extern "C" { // Have a look into audio_device.h for all configurations -#define CFG_TUD_AUDIO_FUNC_1_CTRL_BUF_SZ 64 // Size of control request buffer - #define CFG_TUD_AUDIO_ENABLE_EP_IN 1 #define CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_TX 1 // Driver gets this info from the descriptors - we define it here to use it to setup the descriptors and to do calculations with it below - be aware: for different number of channels you need another descriptor! diff --git a/examples/device/cdc_uac2/src/tusb_config.h b/examples/device/cdc_uac2/src/tusb_config.h index f1cff7e9a..ecba53ab8 100644 --- a/examples/device/cdc_uac2/src/tusb_config.h +++ b/examples/device/cdc_uac2/src/tusb_config.h @@ -155,9 +155,6 @@ extern "C" { #define CFG_TUD_AUDIO_FUNC_1_EP_OUT_SZ_MAX TU_MAX(CFG_TUD_AUDIO_FUNC_1_FORMAT_1_EP_SZ_OUT, CFG_TUD_AUDIO_FUNC_1_FORMAT_1_EP_SZ_OUT) // Maximum EP IN size for all AS alternate settings used #define CFG_TUD_AUDIO_FUNC_1_EP_OUT_SW_BUF_SZ (TUD_OPT_HIGH_SPEED ? 32 : 4) * CFG_TUD_AUDIO_FUNC_1_EP_OUT_SZ_MAX // Example read FIFO every 1ms, so it should be 8 times larger for HS device -// Size of control request buffer -#define CFG_TUD_AUDIO_FUNC_1_CTRL_BUF_SZ 64 - // CDC FIFO size of TX and RX #define CFG_TUD_CDC_RX_BUFSIZE (TUD_OPT_HIGH_SPEED ? 512 : 64) #define CFG_TUD_CDC_TX_BUFSIZE (TUD_OPT_HIGH_SPEED ? 512 : 64) diff --git a/examples/device/uac2_headset/src/tusb_config.h b/examples/device/uac2_headset/src/tusb_config.h index 339fb81a6..c7f1122b2 100644 --- a/examples/device/uac2_headset/src/tusb_config.h +++ b/examples/device/uac2_headset/src/tusb_config.h @@ -164,9 +164,6 @@ extern "C" { // Example read FIFO every 1ms (8 HS frames), so buffer size should be 8 times larger for HS device #define CFG_TUD_AUDIO_FUNC_1_EP_OUT_SW_BUF_SZ TU_MAX(4 * CFG_TUD_AUDIO10_FUNC_1_FORMAT_1_EP_SZ_OUT, TU_MAX(32 * CFG_TUD_AUDIO20_FUNC_1_FORMAT_1_EP_SZ_OUT, 32 * CFG_TUD_AUDIO20_FUNC_1_FORMAT_2_EP_SZ_OUT)) -// Size of control request buffer -#define CFG_TUD_AUDIO_FUNC_1_CTRL_BUF_SZ 64 - #ifdef __cplusplus } #endif diff --git a/examples/device/uac2_speaker_fb/src/tusb_config.h b/examples/device/uac2_speaker_fb/src/tusb_config.h index b91a9ea5a..3f8ad5ea4 100644 --- a/examples/device/uac2_speaker_fb/src/tusb_config.h +++ b/examples/device/uac2_speaker_fb/src/tusb_config.h @@ -145,9 +145,6 @@ extern "C" { // Enable feedback EP #define CFG_TUD_AUDIO_ENABLE_FEEDBACK_EP 1 -// Size of control request buffer -#define CFG_TUD_AUDIO_FUNC_1_CTRL_BUF_SZ 64 - #ifdef __cplusplus } #endif diff --git a/src/class/audio/audio_device.c b/src/class/audio/audio_device.c index 1e74c21b4..dcdc0d4a9 100644 --- a/src/class/audio/audio_device.c +++ b/src/class/audio/audio_device.c @@ -181,15 +181,9 @@ tu_static CFG_TUD_MEM_SECTION struct { } lin_buf_out; #endif// CFG_TUD_AUDIO_ENABLE_EP_OUT && USE_LINEAR_BUFFER -// Control buffers +// Control buffer tu_static CFG_TUD_MEM_SECTION struct { - TUD_EPBUF_DEF(buf1, CFG_TUD_AUDIO_FUNC_1_CTRL_BUF_SZ); - #if CFG_TUD_AUDIO > 1 - TUD_EPBUF_DEF(buf2, CFG_TUD_AUDIO_FUNC_2_CTRL_BUF_SZ); - #endif - #if CFG_TUD_AUDIO > 2 - TUD_EPBUF_DEF(buf3, CFG_TUD_AUDIO_FUNC_3_CTRL_BUF_SZ); - #endif + TUD_EPBUF_DEF(buf, CFG_TUD_AUDIO_CTRL_BUF_SZ); } ctrl_buf; // Aligned buffer for feedback EP @@ -219,6 +213,7 @@ typedef struct uint8_t rhport; uint8_t const *p_desc;// Pointer pointing to Standard AC Interface Descriptor(4.7.1) - Audio Control descriptor defining audio function uint8_t const *p_desc_as;// Pointer pointing to 1st Standard AS Interface Descriptor(4.9.1) - Audio Streaming descriptor defining audio function + uint16_t desc_length;// Length of audio function descriptor #if CFG_TUD_AUDIO_ENABLE_EP_IN uint8_t ep_in; // TX audio data EP. @@ -244,8 +239,6 @@ typedef struct bool mounted;// Device opened - uint16_t desc_length;// Length of audio function descriptor - #if CFG_TUD_AUDIO_ENABLE_FEEDBACK_EP struct { uint32_t value; // Feedback value for asynchronous mode (in 16.16 format). @@ -290,10 +283,6 @@ typedef struct /*------------- From this point, data is not cleared by bus reset -------------*/ - // Buffer for control requests - uint8_t *ctrl_buf; - uint8_t ctrl_buf_sz; - // EP Transfer buffers and FIFOs #if CFG_TUD_AUDIO_ENABLE_EP_OUT tu_fifo_t ep_out_ff; @@ -327,7 +316,11 @@ typedef struct #define USE_LINEAR_BUFFER_RX 0 #endif -#define ITF_MEM_RESET_SIZE offsetof(audiod_function_t, ctrl_buf) +#if CFG_TUD_AUDIO_ENABLE_EP_OUT +#define ITF_MEM_RESET_SIZE offsetof(audiod_function_t, ep_out_ff) +#else +#define ITF_MEM_RESET_SIZE offsetof(audiod_function_t, ep_in_ff) +#endif //--------------------------------------------------------------------+ // WEAK FUNCTION STUBS @@ -722,26 +715,6 @@ void audiod_init(void) { for (uint8_t i = 0; i < CFG_TUD_AUDIO; i++) { audiod_function_t *audio = &_audiod_fct[i]; - // Initialize control buffers - switch (i) { - case 0: - audio->ctrl_buf = ctrl_buf.buf1; - audio->ctrl_buf_sz = CFG_TUD_AUDIO_FUNC_1_CTRL_BUF_SZ; - break; -#if CFG_TUD_AUDIO > 1 && CFG_TUD_AUDIO_FUNC_2_CTRL_BUF_SZ > 0 - case 1: - audio->ctrl_buf = ctrl_buf.buf2; - audio->ctrl_buf_sz = CFG_TUD_AUDIO_FUNC_2_CTRL_BUF_SZ; - break; -#endif -#if CFG_TUD_AUDIO > 2 && CFG_TUD_AUDIO_FUNC_3_CTRL_BUF_SZ > 0 - case 2: - audio->ctrl_buf = ctrl_buf.buf3; - audio->ctrl_buf_sz = CFG_TUD_AUDIO_FUNC_3_CTRL_BUF_SZ; - break; -#endif - } - // Initialize IN EP FIFO if required #if CFG_TUD_AUDIO_ENABLE_EP_IN @@ -1341,20 +1314,20 @@ static bool audiod_control_complete(uint8_t rhport, tusb_control_request_t const if (tud_audio_n_version(func_id) == 2) { uint8_t ctrlSel = TU_U16_HIGH(p_request->wValue); if (_audiod_fct[func_id].bclock_id_tx == entityID && ctrlSel == AUDIO20_CS_CTRL_SAM_FREQ && p_request->bRequest == AUDIO20_CS_REQ_CUR) { - _audiod_fct[func_id].sample_rate_tx = tu_unaligned_read32(_audiod_fct[func_id].ctrl_buf); + _audiod_fct[func_id].sample_rate_tx = tu_unaligned_read32(ctrl_buf.buf); audiod_calc_tx_packet_sz(&_audiod_fct[func_id]); } } #endif // Invoke callback - return tud_audio_set_req_entity_cb(rhport, p_request, _audiod_fct[func_id].ctrl_buf); + return tud_audio_set_req_entity_cb(rhport, p_request, ctrl_buf.buf); } else { // Find index of audio driver structure and verify interface really exists TU_VERIFY(audiod_verify_itf_exists(itf, &func_id)); // Invoke callback - return tud_audio_set_req_itf_cb(rhport, p_request, _audiod_fct[func_id].ctrl_buf); + return tud_audio_set_req_itf_cb(rhport, p_request, ctrl_buf.buf); } } break; @@ -1369,7 +1342,7 @@ static bool audiod_control_complete(uint8_t rhport, tusb_control_request_t const if (_audiod_fct[func_id].ep_in == ep) { uint8_t ctrlSel = TU_U16_HIGH(p_request->wValue); if (ctrlSel == AUDIO10_EP_CTRL_SAMPLING_FREQ && p_request->bRequest == AUDIO10_CS_REQ_SET_CUR) { - _audiod_fct[func_id].sample_rate_tx = tu_unaligned_read32(_audiod_fct[func_id].ctrl_buf) & 0x00FFFFFF; + _audiod_fct[func_id].sample_rate_tx = tu_unaligned_read32(ctrl_buf.buf) & 0x00FFFFFF; audiod_calc_tx_packet_sz(&_audiod_fct[func_id]); } } @@ -1377,7 +1350,7 @@ static bool audiod_control_complete(uint8_t rhport, tusb_control_request_t const #endif // Invoke callback - bool ret = tud_audio_set_req_ep_cb(rhport, p_request, _audiod_fct[func_id].ctrl_buf); + bool ret = tud_audio_set_req_ep_cb(rhport, p_request, ctrl_buf.buf); #if CFG_TUD_AUDIO_ENABLE_EP_OUT && CFG_TUD_AUDIO_ENABLE_FEEDBACK_EP if (ret && tud_audio_n_version(func_id) == 1) { @@ -1474,7 +1447,7 @@ static bool audiod_control_request(uint8_t rhport, tusb_control_request_t const } // If we end here, the received request is a set request - we schedule a receive for the data stage and return true here. We handle the rest later in audiod_control_complete() once the data stage was finished - TU_VERIFY(tud_control_xfer(rhport, p_request, _audiod_fct[func_id].ctrl_buf, _audiod_fct[func_id].ctrl_buf_sz)); + TU_VERIFY(tud_control_xfer(rhport, p_request, ctrl_buf.buf, sizeof(ctrl_buf.buf))); return true; } @@ -1735,10 +1708,10 @@ bool tud_audio_buffer_and_schedule_control_xfer(uint8_t rhport, tusb_control_req } // Crop length - if (len > _audiod_fct[func_id].ctrl_buf_sz) len = _audiod_fct[func_id].ctrl_buf_sz; + if (len > sizeof(ctrl_buf.buf)) len = sizeof(ctrl_buf.buf); // Copy into buffer - TU_VERIFY(0 == tu_memcpy_s(_audiod_fct[func_id].ctrl_buf, _audiod_fct[func_id].ctrl_buf_sz, data, (size_t) len)); + TU_VERIFY(0 == tu_memcpy_s(ctrl_buf.buf, sizeof(ctrl_buf.buf), data, (size_t) len)); #if CFG_TUD_AUDIO_ENABLE_EP_IN && CFG_TUD_AUDIO_EP_IN_FLOW_CONTROL if (tud_audio_n_version(func_id) == 2) { @@ -1747,7 +1720,7 @@ bool tud_audio_buffer_and_schedule_control_xfer(uint8_t rhport, tusb_control_req uint8_t entityID = TU_U16_HIGH(p_request->wIndex); uint8_t ctrlSel = TU_U16_HIGH(p_request->wValue); if (_audiod_fct[func_id].bclock_id_tx == entityID && ctrlSel == AUDIO20_CS_CTRL_SAM_FREQ && p_request->bRequest == AUDIO20_CS_REQ_CUR) { - _audiod_fct[func_id].sample_rate_tx = tu_unaligned_read32(_audiod_fct[func_id].ctrl_buf); + _audiod_fct[func_id].sample_rate_tx = tu_unaligned_read32(ctrl_buf.buf); audiod_calc_tx_packet_sz(&_audiod_fct[func_id]); } } @@ -1755,7 +1728,7 @@ bool tud_audio_buffer_and_schedule_control_xfer(uint8_t rhport, tusb_control_req #endif // Schedule transmit - return tud_control_xfer(rhport, p_request, (void *) _audiod_fct[func_id].ctrl_buf, len); + return tud_control_xfer(rhport, p_request, ctrl_buf.buf, len); } // Verify an entity with the given ID exists and returns also the corresponding driver index diff --git a/src/class/audio/audio_device.h b/src/class/audio/audio_device.h index 39212472a..eb916cd1c 100644 --- a/src/class/audio/audio_device.h +++ b/src/class/audio/audio_device.h @@ -37,21 +37,10 @@ // All sizes are in bytes! -// Size of control buffer used to receive and send control messages via EP0 - has to be big enough to hold your biggest request structure e.g. range requests with multiple intervals defined or cluster descriptors -#ifndef CFG_TUD_AUDIO_FUNC_1_CTRL_BUF_SZ -#error You must define an audio class control request buffer size! -#endif - -#if CFG_TUD_AUDIO > 1 -#ifndef CFG_TUD_AUDIO_FUNC_2_CTRL_BUF_SZ -#error You must define an audio class control request buffer size! -#endif -#endif - -#if CFG_TUD_AUDIO > 2 -#ifndef CFG_TUD_AUDIO_FUNC_3_CTRL_BUF_SZ -#error You must define an audio class control request buffer size! -#endif +// Size of control buffer used to receive and send control messages via EP0 - has to be big enough to hold your +// biggest request structure e.g. range requests with multiple intervals defined or cluster descriptors +#ifndef CFG_TUD_AUDIO_CTRL_BUF_SZ +#define CFG_TUD_AUDIO_CTRL_BUF_SZ 64 #endif // End point sizes IN BYTES - Limits: Full Speed <= 1023, High Speed <= 1024 @@ -153,7 +142,8 @@ #endif #endif -// (For TYPE-I format only) Flow control is necessary to allow IN ep send correct amount of data, unless it's a virtual device where data is perfectly synchronized to USB clock. +// (For TYPE-I format only) Flow control is necessary to allow IN ep send correct amount of data, unless it's a +// virtual device where data is perfectly synchronized to USB clock. #ifndef CFG_TUD_AUDIO_EP_IN_FLOW_CONTROL #define CFG_TUD_AUDIO_EP_IN_FLOW_CONTROL 1 #endif @@ -230,12 +220,15 @@ static inline bool tud_audio_int_write (const audio_interru #endif // Buffer control EP data and schedule a transmit -// This function is intended to be used if you do not have a persistent buffer or memory location available (e.g. non-local variables) and need to answer onto a -// get request. This function buffers your answer request frame into the control buffer of the corresponding audio driver and schedules a transmit for sending it. -// Since transmission is triggered via interrupts, a persistent memory location is required onto which the buffer pointer in pointing. If you already have such -// available you may directly use 'tud_control_xfer(...)'. In this case data does not need to be copied into an additional buffer and you save some time. +// This function is intended to be used if you do not have a persistent buffer or memory location available +// (e.g. non-local variables) and need to answer onto a get request. This function buffers your answer request +// frame into the control buffer of the corresponding audio driver and schedules a transmit for sending it. +// Since transmission is triggered via interrupts, a persistent memory location is required onto which the buffer +// pointer in pointing. If you already have such available you may directly use 'tud_control_xfer(...)'. In this +// case data does not need to be copied into an additional buffer and you save some time. // If the request's wLength is zero, a status packet is sent instead. -bool tud_audio_buffer_and_schedule_control_xfer(uint8_t rhport, tusb_control_request_t const * p_request, void* data, uint16_t len); +bool tud_audio_buffer_and_schedule_control_xfer(uint8_t rhport, tusb_control_request_t const * p_request, + void* data, uint16_t len); //--------------------------------------------------------------------+ // Application Callback API @@ -243,14 +236,18 @@ bool tud_audio_buffer_and_schedule_control_xfer(uint8_t rhport, tusb_control_req #if CFG_TUD_AUDIO_ENABLE_EP_IN // Invoked in ISR context once an audio packet was sent successfully. -// Normally this function is not needed, since the data transfer should be driven by audio clock (i.e. I2S clock), call tud_audio_write() in I2S receive callback. -bool tud_audio_tx_done_isr(uint8_t rhport, uint16_t n_bytes_sent, uint8_t func_id, uint8_t ep_in, uint8_t cur_alt_setting); +// Normally this function is not needed, since the data transfer should be driven by audio clock (i.e. I2S clock), +// call tud_audio_write() in I2S receive callback. +bool tud_audio_tx_done_isr(uint8_t rhport, uint16_t n_bytes_sent, uint8_t func_id, uint8_t ep_in, + uint8_t cur_alt_setting); #endif #if CFG_TUD_AUDIO_ENABLE_EP_OUT // Invoked in ISR context once an audio packet was received successfully. -// Normally this function is not needed, since the data transfer should be driven by audio clock (i.e. I2S clock), call tud_audio_read() in I2S transmit callback. -bool tud_audio_rx_done_isr(uint8_t rhport, uint16_t n_bytes_received, uint8_t func_id, uint8_t ep_out, uint8_t cur_alt_setting); +// Normally this function is not needed, since the data transfer should be driven by audio clock (i.e. I2S clock), +// call tud_audio_read() in I2S transmit callback. +bool tud_audio_rx_done_isr(uint8_t rhport, uint16_t n_bytes_received, uint8_t func_id, uint8_t ep_out, + uint8_t cur_alt_setting); #endif #if CFG_TUD_AUDIO_ENABLE_EP_OUT && CFG_TUD_AUDIO_ENABLE_FEEDBACK_EP @@ -259,41 +256,55 @@ bool tud_audio_rx_done_isr(uint8_t rhport, uint16_t n_bytes_received, uint8_t fu // // Option 1 - AUDIO_FEEDBACK_METHOD_FIFO_COUNT // Feedback value is calculated within the audio driver by regulating the FIFO level to half fill. -// Advantage: No ISR interrupt is enabled, hence the CPU need not to handle an ISR every 1ms or 125us and thus less CPU load, well tested -// (Windows, Linux, OSX) with a reliable result so far. -// Disadvantage: A FIFO of minimal 4 frames is needed to compensate for jitter, an average delay of 2 frames is introduced. +// Advantage: No SOF interrupt is enabled, hence the CPU need not to handle an ISR every 1ms or 125us and thus +// less CPU load, well tested (Windows, Linux, OSX) with a reliable result so far. +// Disadvantage: A FIFO of minimal 4 frames is needed to compensate for jitter, an average delay of 2 frames is +// introduced. // // Option 2 - AUDIO_FEEDBACK_METHOD_FREQUENCY_FIXED / AUDIO_FEEDBACK_METHOD_FREQUENCY_FLOAT -// Feedback value is calculated within the audio driver by use of SOF interrupt. The driver needs information about the master clock f_m from -// which the audio sample frequency f_s is derived, f_s itself, and the cycle count of f_m at time of the SOF interrupt (e.g. by use of a hardware counter). +// Feedback value is calculated within the audio driver by use of SOF interrupt. The driver needs information +// about the master clock f_m from which the audio sample frequency f_s is derived, f_s itself, and the cycle +// count of f_m at time of the SOF interrupt (e.g. by use of a hardware counter). // See tud_audio_set_fb_params() and tud_audio_feedback_update() -// Advantage: Reduced jitter in the feedback value computation, hence, the receive FIFO can be smaller and thus a smaller delay is possible. -// Disadvantage: higher CPU load due to SOF ISR handling every frame i.e. 1ms or 125us. (The most critical point is the reading of the cycle counter value of f_m. -// It is read from within the SOF ISR - see: audiod_sof() -, hence, the ISR must has a high priority such that no software dependent "random" delay i.e. jitter is introduced). -// Long-term drift could occur since error is accumulated. +// Advantage: Reduced jitter in the feedback value computation, hence, the receive FIFO can be smaller and thus a +// smaller delay is possible. +// Disadvantage: higher CPU load due to SOF ISR handling every frame i.e. 1ms or 125us. (The most critical point +// is the reading of the cycle counter value of f_m. It is read from within the SOF ISR - see: audiod_sof() -, +// hence, the ISR must has a high priority such that no software dependent "random" delay i.e. jitter is +// introduced). Long-term drift will cause the FIFO under/overflow, you still needs to correct it somehow. // // Option 3 - manual -// Determined by the user itself and set by use of tud_audio_n_fb_set(). The feedback value may be determined e.g. from some fill status of some FIFO buffer. -// Advantage: No ISR interrupt is enabled, hence the CPU need not to handle an ISR every 1ms or 125us and thus less CPU load. -// Disadvantage: typically a larger FIFO is needed to compensate for jitter (e.g. 6 frames), i.e. a larger delay is introduced. +// Determined by the user itself and set by use of tud_audio_n_fb_set(). The feedback value may be determined +// e.g. from some fill status of some FIFO buffer. +// Advantage: No ISR interrupt is enabled, hence the CPU need not to handle an ISR every 1ms or 125us and thus +// less CPU load. +// Disadvantage: typically a larger FIFO is needed to compensate for jitter (e.g. 6 frames), i.e. a larger delay +// is introduced. -// This function is used to provide data rate feedback from an asynchronous sink. Feedback value will be sent at FB endpoint interval till it's changed. +// This function is used to provide data rate feedback from an asynchronous sink. Feedback value will be sent at +// FB endpoint interval till it's changed. // -// The feedback format is specified to be 16.16 for HS and 10.14 for FS devices (see Universal Serial Bus Specification Revision 2.0 5.12.4.2). -// For simplicity, this function always uses 16.16 format. For FS devices, the driver will automatically convert the value to 10.14 format. +// The feedback format is specified to be 16.16 for HS and 10.14 for FS devices (see Universal Serial Bus +// Specification Revision 2.0 5.12.4.2). For simplicity, this function always uses 16.16 format. For FS devices, +// the driver will automatically convert the value to 10.14 format. // -// Note that due to a bug in its USB Audio 2.0 driver, Windows currently requires 16.16 format for _all_ USB 2.0 devices. On Linux and it seems the -// driver can work with either format. +// Note that due to a bug in its USB Audio 2.0 driver, Windows currently requires 16.16 format for _all_ USB 2.0 +// devices. On Linux and it seems the driver can work with either format. // -// Feedback value can be determined from within the SOF ISR of the audio driver. This should reduce jitter. If the feature is used, the user can not set the feedback value. +// Feedback value can be determined from within the SOF ISR of the audio driver. This should reduce jitter. If the +// feature is used, the user can not set the feedback value. // // Determine feedback value - The feedback method is described in 5.12.4.2 of the USB 2.0 spec // Boiled down, the feedback value Ff = n_samples / (micro)frame. -// Since an accuracy of less than 1 Sample / second is desired, at least n_frames = ceil(2^K * f_s / f_m) frames need to be measured, where K = 10 for full speed and K = 13 -// for high speed, f_s is the sampling frequency e.g. 48 kHz and f_m is the cpu clock frequency e.g. 100 MHz (or any other master clock whose clock count is available and locked to f_s) -// The update interval in the (4.10.2.1) Feedback Endpoint Descriptor must be less or equal to 2^(K - P), where P = min( ceil(log2(f_m / f_s)), K) -// feedback = n_cycles / n_frames * f_s / f_m in 16.16 format, where n_cycles are the number of main clock cycles within fb_n_frames +// Since an accuracy of less than 1 Sample / second is desired, at least n_frames = ceil(2^K * f_s / f_m) frames +// need to be measured, where K = 10 for full speed and K = 13 for high speed, f_s is the sampling frequency +// e.g. 48 kHz and f_m is the cpu clock frequency e.g. 100 MHz (or any other master clock whose clock count is +// available and locked to f_s) +// The update interval in the (4.10.2.1) Feedback Endpoint Descriptor must be less or equal to 2^(K - P), where +// P = min( ceil(log2(f_m / f_s)), K) +// feedback = n_cycles / n_frames * f_s / f_m in 16.16 format, where n_cycles are the number of main clock cycles +// within fb_n_frames bool tud_audio_n_fb_set(uint8_t func_id, uint32_t feedback); // Update feedback value with passed MCLK cycles since last time this update function is called. -- cgit v1.3.1 From 080ca2e5cc96ffde2820807e2e663e1c61ca5132 Mon Sep 17 00:00:00 2001 From: HiFiPhile Date: Sat, 11 Oct 2025 16:49:42 +0200 Subject: Move control buffer out of USB section Signed-off-by: HiFiPhile --- src/class/audio/audio_device.c | 24 +++++++++++------------- 1 file changed, 11 insertions(+), 13 deletions(-) (limited to 'src/class/audio') diff --git a/src/class/audio/audio_device.c b/src/class/audio/audio_device.c index dcdc0d4a9..50ed23eb8 100644 --- a/src/class/audio/audio_device.c +++ b/src/class/audio/audio_device.c @@ -182,9 +182,7 @@ tu_static CFG_TUD_MEM_SECTION struct { #endif// CFG_TUD_AUDIO_ENABLE_EP_OUT && USE_LINEAR_BUFFER // Control buffer -tu_static CFG_TUD_MEM_SECTION struct { - TUD_EPBUF_DEF(buf, CFG_TUD_AUDIO_CTRL_BUF_SZ); -} ctrl_buf; +CFG_TUD_MEM_ALIGN uint8_t ctrl_buf[CFG_TUD_AUDIO_CTRL_BUF_SZ]; // Aligned buffer for feedback EP #if CFG_TUD_AUDIO_ENABLE_EP_OUT && CFG_TUD_AUDIO_ENABLE_FEEDBACK_EP @@ -1314,20 +1312,20 @@ static bool audiod_control_complete(uint8_t rhport, tusb_control_request_t const if (tud_audio_n_version(func_id) == 2) { uint8_t ctrlSel = TU_U16_HIGH(p_request->wValue); if (_audiod_fct[func_id].bclock_id_tx == entityID && ctrlSel == AUDIO20_CS_CTRL_SAM_FREQ && p_request->bRequest == AUDIO20_CS_REQ_CUR) { - _audiod_fct[func_id].sample_rate_tx = tu_unaligned_read32(ctrl_buf.buf); + _audiod_fct[func_id].sample_rate_tx = tu_unaligned_read32(ctrl_buf); audiod_calc_tx_packet_sz(&_audiod_fct[func_id]); } } #endif // Invoke callback - return tud_audio_set_req_entity_cb(rhport, p_request, ctrl_buf.buf); + return tud_audio_set_req_entity_cb(rhport, p_request, ctrl_buf); } else { // Find index of audio driver structure and verify interface really exists TU_VERIFY(audiod_verify_itf_exists(itf, &func_id)); // Invoke callback - return tud_audio_set_req_itf_cb(rhport, p_request, ctrl_buf.buf); + return tud_audio_set_req_itf_cb(rhport, p_request, ctrl_buf); } } break; @@ -1342,7 +1340,7 @@ static bool audiod_control_complete(uint8_t rhport, tusb_control_request_t const if (_audiod_fct[func_id].ep_in == ep) { uint8_t ctrlSel = TU_U16_HIGH(p_request->wValue); if (ctrlSel == AUDIO10_EP_CTRL_SAMPLING_FREQ && p_request->bRequest == AUDIO10_CS_REQ_SET_CUR) { - _audiod_fct[func_id].sample_rate_tx = tu_unaligned_read32(ctrl_buf.buf) & 0x00FFFFFF; + _audiod_fct[func_id].sample_rate_tx = tu_unaligned_read32(ctrl_buf) & 0x00FFFFFF; audiod_calc_tx_packet_sz(&_audiod_fct[func_id]); } } @@ -1350,7 +1348,7 @@ static bool audiod_control_complete(uint8_t rhport, tusb_control_request_t const #endif // Invoke callback - bool ret = tud_audio_set_req_ep_cb(rhport, p_request, ctrl_buf.buf); + bool ret = tud_audio_set_req_ep_cb(rhport, p_request, ctrl_buf); #if CFG_TUD_AUDIO_ENABLE_EP_OUT && CFG_TUD_AUDIO_ENABLE_FEEDBACK_EP if (ret && tud_audio_n_version(func_id) == 1) { @@ -1447,7 +1445,7 @@ static bool audiod_control_request(uint8_t rhport, tusb_control_request_t const } // If we end here, the received request is a set request - we schedule a receive for the data stage and return true here. We handle the rest later in audiod_control_complete() once the data stage was finished - TU_VERIFY(tud_control_xfer(rhport, p_request, ctrl_buf.buf, sizeof(ctrl_buf.buf))); + TU_VERIFY(tud_control_xfer(rhport, p_request, ctrl_buf, sizeof(ctrl_buf))); return true; } @@ -1708,10 +1706,10 @@ bool tud_audio_buffer_and_schedule_control_xfer(uint8_t rhport, tusb_control_req } // Crop length - if (len > sizeof(ctrl_buf.buf)) len = sizeof(ctrl_buf.buf); + if (len > sizeof(ctrl_buf)) len = sizeof(ctrl_buf); // Copy into buffer - TU_VERIFY(0 == tu_memcpy_s(ctrl_buf.buf, sizeof(ctrl_buf.buf), data, (size_t) len)); + TU_VERIFY(0 == tu_memcpy_s(ctrl_buf, sizeof(ctrl_buf), data, (size_t) len)); #if CFG_TUD_AUDIO_ENABLE_EP_IN && CFG_TUD_AUDIO_EP_IN_FLOW_CONTROL if (tud_audio_n_version(func_id) == 2) { @@ -1720,7 +1718,7 @@ bool tud_audio_buffer_and_schedule_control_xfer(uint8_t rhport, tusb_control_req uint8_t entityID = TU_U16_HIGH(p_request->wIndex); uint8_t ctrlSel = TU_U16_HIGH(p_request->wValue); if (_audiod_fct[func_id].bclock_id_tx == entityID && ctrlSel == AUDIO20_CS_CTRL_SAM_FREQ && p_request->bRequest == AUDIO20_CS_REQ_CUR) { - _audiod_fct[func_id].sample_rate_tx = tu_unaligned_read32(ctrl_buf.buf); + _audiod_fct[func_id].sample_rate_tx = tu_unaligned_read32(ctrl_buf); audiod_calc_tx_packet_sz(&_audiod_fct[func_id]); } } @@ -1728,7 +1726,7 @@ bool tud_audio_buffer_and_schedule_control_xfer(uint8_t rhport, tusb_control_req #endif // Schedule transmit - return tud_control_xfer(rhport, p_request, ctrl_buf.buf, len); + return tud_control_xfer(rhport, p_request, ctrl_buf, len); } // Verify an entity with the given ID exists and returns also the corresponding driver index -- cgit v1.3.1 From 53c155bf1b2105c8cbfa30b30eaf22a2826d1e0f Mon Sep 17 00:00:00 2001 From: Gabriel Chouinard Date: Wed, 29 Oct 2025 15:31:41 -0400 Subject: Implement tud_audio_set_ep_in_target_fifo_size function to set the target fifo size of the ep in flow control --- src/class/audio/audio_device.c | 24 +++++++++++++++++++----- src/class/audio/audio_device.h | 12 ++++++++++++ 2 files changed, 31 insertions(+), 5 deletions(-) (limited to 'src/class/audio') diff --git a/src/class/audio/audio_device.c b/src/class/audio/audio_device.c index 7df177773..7b78b39b8 100644 --- a/src/class/audio/audio_device.c +++ b/src/class/audio/audio_device.c @@ -223,6 +223,7 @@ typedef struct uint16_t ep_in_sz; // Current size of TX EP uint8_t ep_in_as_intf_num;// Corresponding Standard AS Interface Descriptor (4.9.1) belonging to output terminal to which this EP belongs - 0 is invalid (this fits to UAC2 specification since AS interfaces can not have interface number equal to zero) uint8_t ep_in_alt; // Current alternate setting of TX EP + uint16_t ep_in_target_fifo_size;// Target size for the EP IN FIFO. #endif #if CFG_TUD_AUDIO_ENABLE_EP_OUT @@ -469,7 +470,7 @@ static uint8_t audiod_get_audio_fct_idx(audiod_function_t *audio); #if CFG_TUD_AUDIO_ENABLE_EP_IN && CFG_TUD_AUDIO_EP_IN_FLOW_CONTROL static void audiod_parse_flow_control_params(audiod_function_t *audio, uint8_t const *p_desc); static bool audiod_calc_tx_packet_sz(audiod_function_t *audio); -static uint16_t audiod_tx_packet_size(const uint16_t *norminal_size, uint16_t data_count, uint16_t fifo_depth, uint16_t max_size); +static uint16_t audiod_tx_packet_size(const uint16_t *norminal_size, uint16_t data_count, uint16_t fifo_depth, uint16_t target_fifo_size, uint16_t max_size); #endif #if CFG_TUD_AUDIO_ENABLE_EP_OUT && CFG_TUD_AUDIO_ENABLE_FEEDBACK_EP @@ -563,6 +564,17 @@ tu_fifo_t *tud_audio_n_get_ep_in_ff(uint8_t func_id) { return NULL; } +uint16_t tud_audio_n_get_ep_in_target_fifo_size(uint8_t func_id) { + if (func_id < CFG_TUD_AUDIO) return _audiod_fct[func_id].ep_in_target_fifo_size; + return 0; +} + +void tud_audio_n_set_ep_in_target_fifo_size(uint8_t func_id, uint16_t target_fifo_size) { + if (func_id < CFG_TUD_AUDIO && target_fifo_size < _audiod_fct[func_id].ep_in_ff.depth) { + _audiod_fct[func_id].ep_in_target_fifo_size = target_fifo_size; + } +} + static bool audiod_tx_xfer_isr(uint8_t rhport, audiod_function_t * audio, uint16_t n_bytes_sent) { uint8_t idx_audio_fct = audiod_get_audio_fct_idx(audio); @@ -574,7 +586,7 @@ static bool audiod_tx_xfer_isr(uint8_t rhport, audiod_function_t * audio, uint16 #if CFG_TUD_AUDIO_EP_IN_FLOW_CONTROL // packet_sz_tx is based on total packet size, here we want size for each support buffer. - n_bytes_tx = audiod_tx_packet_size(audio->packet_sz_tx, tu_fifo_count(&audio->ep_in_ff), audio->ep_in_ff.depth, audio->ep_in_sz); + n_bytes_tx = audiod_tx_packet_size(audio->packet_sz_tx, tu_fifo_count(&audio->ep_in_ff), audio->ep_in_ff.depth, audio->ep_in_target_fifo_size, audio->ep_in_sz); #else n_bytes_tx = tu_min16(tu_fifo_count(&audio->ep_in_ff), audio->ep_in_sz);// Limit up to max packet size, more can not be done for ISO #endif @@ -1126,6 +1138,8 @@ static bool audiod_set_interface(uint8_t rhport, tusb_control_request_t const *p audio->ep_in_as_intf_num = itf; audio->ep_in_alt = alt; audio->ep_in_sz = tu_edpt_packet_size(desc_ep); + // Set the default EP IN target size to half the fifo depth. + audio->ep_in_target_fifo_size = audio->ep_in_ff.depth / 2; // If flow control is enabled, parse for the corresponding parameters - doing this here means only AS interfaces with EPs get scanned for parameters #if CFG_TUD_AUDIO_EP_IN_FLOW_CONTROL @@ -1786,7 +1800,7 @@ static bool audiod_calc_tx_packet_sz(audiod_function_t *audio) { return true; } -static uint16_t audiod_tx_packet_size(const uint16_t *norminal_size, uint16_t data_count, uint16_t fifo_depth, uint16_t max_depth) { +static uint16_t audiod_tx_packet_size(const uint16_t *norminal_size, uint16_t data_count, uint16_t fifo_depth, uint16_t target_fifo_size, uint16_t max_depth) { // Flow control need a FIFO size of at least 4*Navg if (norminal_size[1] && norminal_size[1] <= fifo_depth * 4) { // Use blackout to prioritize normal size packet @@ -1796,10 +1810,10 @@ static uint16_t audiod_tx_packet_size(const uint16_t *norminal_size, uint16_t da if (data_count < norminal_size[0]) { // If you get here frequently, then your I2S clock deviation is too big ! packet_size = 0; - } else if (data_count < fifo_depth / 2 - slot_size && !ctrl_blackout) { + } else if (data_count < (target_fifo_size - slot_size) - slot_size && !ctrl_blackout) { packet_size = norminal_size[0]; ctrl_blackout = 10; - } else if (data_count > fifo_depth / 2 + slot_size && !ctrl_blackout) { + } else if (data_count > (target_fifo_size - slot_size) + slot_size && !ctrl_blackout) { packet_size = norminal_size[2]; if (norminal_size[0] == norminal_size[1]) { // nav > INT(nav), eg. 44.1k, 88.2k diff --git a/src/class/audio/audio_device.h b/src/class/audio/audio_device.h index b22a918f4..a501c5a19 100644 --- a/src/class/audio/audio_device.h +++ b/src/class/audio/audio_device.h @@ -217,6 +217,8 @@ tu_fifo_t* tud_audio_n_get_ep_out_ff (uint8_t func_id); uint16_t tud_audio_n_write (uint8_t func_id, const void * data, uint16_t len); bool tud_audio_n_clear_ep_in_ff (uint8_t func_id); tu_fifo_t* tud_audio_n_get_ep_in_ff (uint8_t func_id); +uint16_t tud_audio_n_get_ep_in_target_fifo_size(uint8_t func_id); +void tud_audio_n_set_ep_in_target_fifo_size(uint8_t func_id, uint16_t target_fifo_size); #endif #if CFG_TUD_AUDIO_ENABLE_INTERRUPT_EP @@ -432,6 +434,16 @@ TU_ATTR_ALWAYS_INLINE static inline tu_fifo_t* tud_audio_get_ep_in_ff(void) { return tud_audio_n_get_ep_in_ff(0); } +TU_ATTR_ALWAYS_INLINE static inline uint16_t tud_audio_get_ep_in_target_fifo_size(void) +{ + return tud_audio_n_get_ep_in_target_fifo_size(0); +} + +TU_ATTR_ALWAYS_INLINE static inline void tud_audio_set_ep_in_target_fifo_size(uint16_t target_fifo_size) +{ + tud_audio_n_set_ep_in_target_fifo_size(0, target_fifo_size); +} + #endif #if CFG_TUD_AUDIO_ENABLE_INTERRUPT_EP -- cgit v1.3.1 From 8e9ba218157eb1777872319ce3031ba5be6d7ccc Mon Sep 17 00:00:00 2001 From: hathach Date: Mon, 3 Nov 2025 10:46:53 +0700 Subject: fix alert using input in gh action. fix some conversion int --- .github/workflows/build_util.yml | 3 ++- src/class/audio/audio.h | 10 +++++----- 2 files changed, 7 insertions(+), 6 deletions(-) (limited to 'src/class/audio') diff --git a/.github/workflows/build_util.yml b/.github/workflows/build_util.yml index a2c96f3c0..55901b838 100644 --- a/.github/workflows/build_util.yml +++ b/.github/workflows/build_util.yml @@ -60,8 +60,9 @@ jobs: - name: Build env: IAR_LMS_BEARER_TOKEN: ${{ secrets.IAR_LMS_BEARER_TOKEN }} + TOOLCHAIN: ${{ inputs.toolchain }} run: | - if [ "${{ inputs.toolchain }}" == "esp-idf" ]; then + if [ "$TOOLCHAIN" == "esp-idf" ]; then docker run --rm -v $PWD:/project -w /project espressif/idf:tinyusb python tools/build.py ${{ matrix.arg }} else python tools/build.py -s ${{ inputs.build-system }} ${{ steps.setup-toolchain.outputs.build_option }} ${{ steps.set-one-per-family.outputs.build_option }} ${{ matrix.arg }} diff --git a/src/class/audio/audio.h b/src/class/audio/audio.h index 47d25dd81..bcfb67640 100644 --- a/src/class/audio/audio.h +++ b/src/class/audio/audio.h @@ -867,11 +867,11 @@ typedef enum { // A.2.1 - Audio Class-Audio Data Format Type I UAC2 typedef enum { - AUDIO20_DATA_FORMAT_TYPE_I_PCM = (uint32_t) (1 << 0), - AUDIO20_DATA_FORMAT_TYPE_I_PCM8 = (uint32_t) (1 << 1), - AUDIO20_DATA_FORMAT_TYPE_I_IEEE_FLOAT = (uint32_t) (1 << 2), - AUDIO20_DATA_FORMAT_TYPE_I_ALAW = (uint32_t) (1 << 3), - AUDIO20_DATA_FORMAT_TYPE_I_MULAW = (uint32_t) (1 << 4), + AUDIO20_DATA_FORMAT_TYPE_I_PCM = 1 << 0, + AUDIO20_DATA_FORMAT_TYPE_I_PCM8 = 1 << 1, + AUDIO20_DATA_FORMAT_TYPE_I_IEEE_FLOAT = 1 << 2, + AUDIO20_DATA_FORMAT_TYPE_I_ALAW = 1 << 3, + AUDIO20_DATA_FORMAT_TYPE_I_MULAW = 1 << 4, AUDIO20_DATA_FORMAT_TYPE_I_RAW_DATA = 0x80000000u, } audio20_data_format_type_I_t; -- cgit v1.3.1 From 00f374682ea5aaecf189e46966f015576049a773 Mon Sep 17 00:00:00 2001 From: hathach Date: Mon, 3 Nov 2025 11:43:19 +0700 Subject: fixing alert by scanning tool --- .../audio_4_channel_mic/src/usb_descriptors.c | 12 ++++-- examples/device/cdc_msc/src/main.c | 2 +- hw/bsp/board_api.h | 3 +- src/class/audio/audio.h | 2 +- src/common/tusb_compiler.h | 48 +++++++++++----------- src/common/tusb_types.h | 4 +- src/osal/osal_freertos.h | 14 +++---- src/tusb_option.h | 6 +-- 8 files changed, 48 insertions(+), 43 deletions(-) (limited to 'src/class/audio') diff --git a/examples/device/audio_4_channel_mic/src/usb_descriptors.c b/examples/device/audio_4_channel_mic/src/usb_descriptors.c index 2f5f67f66..00337eee7 100644 --- a/examples/device/audio_4_channel_mic/src/usb_descriptors.c +++ b/examples/device/audio_4_channel_mic/src/usb_descriptors.c @@ -126,7 +126,7 @@ enum { }; // array of pointer to string descriptors -char const* string_desc_arr [] = { +static char const* string_desc_arr [] = { (const char[]) { 0x09, 0x04 }, // 0: is supported language is English (0x0409) "PaniRCorp", // 1: Manufacturer "MicNode_4_Ch", // 2: Product @@ -156,18 +156,22 @@ uint16_t const *tud_descriptor_string_cb(uint8_t index, uint16_t langid) { // Note: the 0xEE index string is a Microsoft OS 1.0 Descriptors. // https://docs.microsoft.com/en-us/windows-hardware/drivers/usbcon/microsoft-defined-usb-descriptors - if ( !(index < sizeof(string_desc_arr) / sizeof(string_desc_arr[0])) ) return NULL; + if ( !(index < sizeof(string_desc_arr) / sizeof(string_desc_arr[0])) ) { + return NULL; + } const char *str = string_desc_arr[index]; // Cap at max char chr_count = strlen(str); size_t const max_count = sizeof(_desc_str) / sizeof(_desc_str[0]) - 1; // -1 for string type - if ( chr_count > max_count ) chr_count = max_count; + if ( chr_count > max_count ) { + chr_count = max_count; + } // Convert ASCII string into UTF-16 for ( size_t i = 0; i < chr_count; i++ ) { - _desc_str[1 + i] = str[i]; + _desc_str[1 + i] = (uint16_t) str[i]; } break; } diff --git a/examples/device/cdc_msc/src/main.c b/examples/device/cdc_msc/src/main.c index c4606528a..5d70903bc 100644 --- a/examples/device/cdc_msc/src/main.c +++ b/examples/device/cdc_msc/src/main.c @@ -123,7 +123,7 @@ void cdc_task(void) { static uint32_t btn_prev = 0; static cdc_notify_uart_state_t uart_state = { .value = 0 }; const uint32_t btn = board_button_read(); - if (!btn_prev && btn) { + if ((btn_prev == 0) && btn) { uart_state.dsr ^= 1; tud_cdc_notify_uart_state(&uart_state); } diff --git a/hw/bsp/board_api.h b/hw/bsp/board_api.h index 80d86a4aa..088c5fec4 100644 --- a/hw/bsp/board_api.h +++ b/hw/bsp/board_api.h @@ -35,6 +35,7 @@ extern "C" { #include #include #include +#include #include "tusb.h" @@ -164,7 +165,7 @@ static inline size_t board_usb_get_serial(uint16_t desc_str1[], size_t max_chars '0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'A', 'B', 'C', 'D', 'E', 'F' }; - uint8_t const nibble = (uid[i] >> (j * 4)) & 0xf; + const uint8_t nibble = (uint8_t) ((uid[i] >> (j * 4)) & 0xf); desc_str1[i * 2 + (1 - j)] = nibble_to_hex[nibble]; // UTF-16-LE } } diff --git a/src/class/audio/audio.h b/src/class/audio/audio.h index bcfb67640..cff38cc22 100644 --- a/src/class/audio/audio.h +++ b/src/class/audio/audio.h @@ -905,7 +905,7 @@ typedef enum { AUDIO20_CHANNEL_CONFIG_BOTTOM_CENTER = 0x01000000, AUDIO20_CHANNEL_CONFIG_BACK_LEFT_OF_CENTER = 0x02000000, AUDIO20_CHANNEL_CONFIG_BACK_RIGHT_OF_CENTER = 0x04000000, - AUDIO20_CHANNEL_CONFIG_RAW_DATA = 0x80000000, + AUDIO20_CHANNEL_CONFIG_RAW_DATA = 0x80000000u, } audio20_channel_config_t; /// All remaining definitions are taken from the descriptor descriptions in the UAC2 main specification diff --git a/src/common/tusb_compiler.h b/src/common/tusb_compiler.h index 1ce16f060..49421e865 100644 --- a/src/common/tusb_compiler.h +++ b/src/common/tusb_compiler.h @@ -76,7 +76,7 @@ /*------------------------------------------------------------------*/ /* Count number of arguments of __VA_ARGS__ - * - reference https://stackoverflow.com/questions/2124339/c-preprocessor-va-args-number-of-arguments + * - reference www.stackoverflow.com/questions/2124339/c-preprocessor-va-args-number-of-arguments * - _GET_NTH_ARG() takes args >= N (64) but only expand to Nth one (64th) * - _RSEQ_N() is reverse sequential to N to add padding to have * Nth position is the same as the number of arguments @@ -106,29 +106,29 @@ 19,18,17,16,15,14,13,12,11,10, \ 9,8,7,6,5,4,3,2,1,0 -// Apply an macro X to each of the arguments with an separated of choice -#define TU_ARGS_APPLY(_X, _s, ...) TU_XSTRCAT(_TU_ARGS_APPLY_, TU_ARGS_NUM(__VA_ARGS__))(_X, _s, __VA_ARGS__) - -#define _TU_ARGS_APPLY_1(_X, _s, _a1) _X(_a1) -#define _TU_ARGS_APPLY_2(_X, _s, _a1, _a2) _X(_a1) _s _X(_a2) -#define _TU_ARGS_APPLY_3(_X, _s, _a1, _a2, _a3) _X(_a1) _s _TU_ARGS_APPLY_2(_X, _s, _a2, _a3) -#define _TU_ARGS_APPLY_4(_X, _s, _a1, _a2, _a3, _a4) _X(_a1) _s _TU_ARGS_APPLY_3(_X, _s, _a2, _a3, _a4) -#define _TU_ARGS_APPLY_5(_X, _s, _a1, _a2, _a3, _a4, _a5) _X(_a1) _s _TU_ARGS_APPLY_4(_X, _s, _a2, _a3, _a4, _a5) -#define _TU_ARGS_APPLY_6(_X, _s, _a1, _a2, _a3, _a4, _a5, _a6) _X(_a1) _s _TU_ARGS_APPLY_5(_X, _s, _a2, _a3, _a4, _a5, _a6) -#define _TU_ARGS_APPLY_7(_X, _s, _a1, _a2, _a3, _a4, _a5, _a6, _a7) _X(_a1) _s _TU_ARGS_APPLY_6(_X, _s, _a2, _a3, _a4, _a5, _a6, _a7) -#define _TU_ARGS_APPLY_8(_X, _s, _a1, _a2, _a3, _a4, _a5, _a6, _a7, _a8) _X(_a1) _s _TU_ARGS_APPLY_7(_X, _s, _a2, _a3, _a4, _a5, _a6, _a7, _a8) - -// Apply an macro X to each of the arguments and expand the result with comma -#define TU_ARGS_APPLY_EXPAND(_X, ...) TU_XSTRCAT(_TU_ARGS_APPLY_EXPAND_, TU_ARGS_NUM(__VA_ARGS__))(_X, __VA_ARGS__) - -#define _TU_ARGS_APPLY_EXPAND_1(_X, _a1) _X(_a1) -#define _TU_ARGS_APPLY_EXPAND_2(_X, _a1, _a2) _X(_a1), _X(_a2) -#define _TU_ARGS_APPLY_EXPAND_3(_X, _a1, _a2, _a3) _X(_a1), _TU_ARGS_APPLY_EXPAND_2(_X, _a2, _a3) -#define _TU_ARGS_APPLY_EXPAND_4(_X, _a1, _a2, _a3, _a4) _X(_a1), _TU_ARGS_APPLY_EXPAND_3(_X, _a2, _a3, _a4) -#define _TU_ARGS_APPLY_EXPAND_5(_X, _a1, _a2, _a3, _a4, _a5) _X(_a1), _TU_ARGS_APPLY_EXPAND_4(_X, _a2, _a3, _a4, _a5) -#define _TU_ARGS_APPLY_EXPAND_6(_X, _a1, _a2, _a3, _a4, _a5, _a6) _X(_a1), _TU_ARGS_APPLY_EXPAND_5(_X, _a2, _a3, _a4, _a5, _a6) -#define _TU_ARGS_APPLY_EXPAND_7(_X, _a1, _a2, _a3, _a4, _a5, _a6, _a7) _X(_a1), _TU_ARGS_APPLY_EXPAND_6(_X, _a2, _a3, _a4, _a5, _a6, _a7) -#define _TU_ARGS_APPLY_EXPAND_8(_X, _a1, _a2, _a3, _a4, _a5, _a6, _a7, _a8) _X(_a1), _TU_ARGS_APPLY_EXPAND_7(_X, _a2, _a3, _a4, _a5, _a6, _a7, _a8) +// Apply a macro X to each of the arguments with a selected separation/delimiter +#define TU_ARGS_APPLY(_X, _s, ...) TU_XSTRCAT(TU_ARGS_APPLY_, TU_ARGS_NUM(__VA_ARGS__))(_X, _s, __VA_ARGS__) + +#define TU_ARGS_APPLY_1(_X, _s, _a1) _X(_a1) +#define TU_ARGS_APPLY_2(_X, _s, _a1, _a2) _X(_a1) _s _X(_a2) +#define TU_ARGS_APPLY_3(_X, _s, _a1, _a2, _a3) _X(_a1) _s TU_ARGS_APPLY_2(_X, _s, _a2, _a3) +#define TU_ARGS_APPLY_4(_X, _s, _a1, _a2, _a3, _a4) _X(_a1) _s TU_ARGS_APPLY_3(_X, _s, _a2, _a3, _a4) +#define TU_ARGS_APPLY_5(_X, _s, _a1, _a2, _a3, _a4, _a5) _X(_a1) _s TU_ARGS_APPLY_4(_X, _s, _a2, _a3, _a4, _a5) +#define TU_ARGS_APPLY_6(_X, _s, _a1, _a2, _a3, _a4, _a5, _a6) _X(_a1) _s TU_ARGS_APPLY_5(_X, _s, _a2, _a3, _a4, _a5, _a6) +#define TU_ARGS_APPLY_7(_X, _s, _a1, _a2, _a3, _a4, _a5, _a6, _a7) _X(_a1) _s TU_ARGS_APPLY_6(_X, _s, _a2, _a3, _a4, _a5, _a6, _a7) +#define TU_ARGS_APPLY_8(_X, _s, _a1, _a2, _a3, _a4, _a5, _a6, _a7, _a8) _X(_a1) _s TU_ARGS_APPLY_7(_X, _s, _a2, _a3, _a4, _a5, _a6, _a7, _a8) + +// Apply a macro X to each of the arguments and expand the result with comma +#define TU_ARGS_APPLY_EXPAND(_X, ...) TU_XSTRCAT(TU_ARGS_APPLY_EXPAND_, TU_ARGS_NUM(__VA_ARGS__))(_X, __VA_ARGS__) + +#define TU_ARGS_APPLY_EXPAND_1(_X, _a1) _X(_a1) +#define TU_ARGS_APPLY_EXPAND_2(_X, _a1, _a2) _X(_a1), _X(_a2) +#define TU_ARGS_APPLY_EXPAND_3(_X, _a1, _a2, _a3) _X(_a1), TU_ARGS_APPLY_EXPAND_2(_X, _a2, _a3) +#define TU_ARGS_APPLY_EXPAND_4(_X, _a1, _a2, _a3, _a4) _X(_a1), TU_ARGS_APPLY_EXPAND_3(_X, _a2, _a3, _a4) +#define TU_ARGS_APPLY_EXPAND_5(_X, _a1, _a2, _a3, _a4, _a5) _X(_a1), TU_ARGS_APPLY_EXPAND_4(_X, _a2, _a3, _a4, _a5) +#define TU_ARGS_APPLY_EXPAND_6(_X, _a1, _a2, _a3, _a4, _a5, _a6) _X(_a1), TU_ARGS_APPLY_EXPAND_5(_X, _a2, _a3, _a4, _a5, _a6) +#define TU_ARGS_APPLY_EXPAND_7(_X, _a1, _a2, _a3, _a4, _a5, _a6, _a7) _X(_a1), TU_ARGS_APPLY_EXPAND_6(_X, _a2, _a3, _a4, _a5, _a6, _a7) +#define TU_ARGS_APPLY_EXPAND_8(_X, _a1, _a2, _a3, _a4, _a5, _a6, _a7, _a8) _X(_a1), TU_ARGS_APPLY_EXPAND_7(_X, _a2, _a3, _a4, _a5, _a6, _a7, _a8) //--------------------------------------------------------------------+ // Macro for function default arguments diff --git a/src/common/tusb_types.h b/src/common/tusb_types.h index 4f2b66e6a..9197381cf 100644 --- a/src/common/tusb_types.h +++ b/src/common/tusb_types.h @@ -544,11 +544,11 @@ TU_ATTR_ALWAYS_INLINE static inline tusb_dir_t tu_edpt_dir(uint8_t addr) { // Get Endpoint number from address TU_ATTR_ALWAYS_INLINE static inline uint8_t tu_edpt_number(uint8_t addr) { - return (uint8_t)(addr & (~TUSB_DIR_IN_MASK)); + return (uint8_t) (addr & (~TUSB_DIR_IN_MASK)); } TU_ATTR_ALWAYS_INLINE static inline uint8_t tu_edpt_addr(uint8_t num, uint8_t dir) { - return (uint8_t)(num | (dir ? TUSB_DIR_IN_MASK : 0)); + return (uint8_t) (num | (dir ? TUSB_DIR_IN_MASK : 0)); } TU_ATTR_ALWAYS_INLINE static inline uint16_t tu_edpt_packet_size(tusb_desc_endpoint_t const* desc_ep) { diff --git a/src/osal/osal_freertos.h b/src/osal/osal_freertos.h index bde5ec010..9aeda4d01 100644 --- a/src/osal/osal_freertos.h +++ b/src/osal/osal_freertos.h @@ -70,15 +70,15 @@ typedef struct { } osal_queue_def_t; #if defined(configQUEUE_REGISTRY_SIZE) && (configQUEUE_REGISTRY_SIZE>0) - #define _OSAL_Q_NAME(_name) .name = #_name + #define OSAL_Q_NAME(_name) .name = #_name #else - #define _OSAL_Q_NAME(_name) + #define OSAL_Q_NAME(_name) #endif // _int_set is not used with an RTOS #define OSAL_QUEUE_DEF(_int_set, _name, _depth, _type) \ static _type _name##_##buf[_depth];\ - osal_queue_def_t _name = { .depth = _depth, .item_sz = sizeof(_type), .buf = _name##_##buf, _OSAL_Q_NAME(_name) } + osal_queue_def_t _name = { .depth = _depth, .item_sz = sizeof(_type), .buf = _name##_##buf, OSAL_Q_NAME(_name) } //--------------------------------------------------------------------+ // TASK API @@ -137,7 +137,7 @@ TU_ATTR_ALWAYS_INLINE static inline void osal_spin_init(osal_spinlock_t *ctx) { TU_ATTR_ALWAYS_INLINE static inline void osal_spin_lock(osal_spinlock_t *ctx, bool in_isr) { if (in_isr) { - if (!TUP_MCU_MULTIPLE_CORE) { + if (TUP_MCU_MULTIPLE_CORE == 0) { (void) ctx; return; // single core MCU does not need to lock in ISR } @@ -149,7 +149,7 @@ TU_ATTR_ALWAYS_INLINE static inline void osal_spin_lock(osal_spinlock_t *ctx, bo TU_ATTR_ALWAYS_INLINE static inline void osal_spin_unlock(osal_spinlock_t *ctx, bool in_isr) { if (in_isr) { - if (!TUP_MCU_MULTIPLE_CORE) { + if (TUP_MCU_MULTIPLE_CORE == 0) { (void) ctx; return; // single core MCU does not need to lock in ISR } @@ -166,7 +166,7 @@ TU_ATTR_ALWAYS_INLINE static inline void osal_spin_unlock(osal_spinlock_t *ctx, //--------------------------------------------------------------------+ TU_ATTR_ALWAYS_INLINE static inline osal_semaphore_t osal_semaphore_create(osal_semaphore_def_t *semdef) { #if configSUPPORT_STATIC_ALLOCATION - return xSemaphoreCreateBinaryStatic(semdef); + return xSemaphoreCreateBinaryStatic((StaticSemaphore_t*) semdef); #else (void) semdef; return xSemaphoreCreateBinary(); @@ -174,7 +174,7 @@ TU_ATTR_ALWAYS_INLINE static inline osal_semaphore_t osal_semaphore_create(osal_ } TU_ATTR_ALWAYS_INLINE static inline bool osal_semaphore_delete(osal_semaphore_t semd_hdl) { - vSemaphoreDelete(semd_hdl); + vSemaphoreDelete((SemaphoreHandle_t) semd_hdl); return true; } diff --git a/src/tusb_option.h b/src/tusb_option.h index e00311039..4110dbdee 100644 --- a/src/tusb_option.h +++ b/src/tusb_option.h @@ -217,9 +217,9 @@ #define OPT_MCU_AT32F413 2506 ///< ArteryTek AT32F413 // Check if configured MCU is one of listed -// Apply _TU_CHECK_MCU with || as separator to list of input -#define _TU_CHECK_MCU(_m) (CFG_TUSB_MCU == _m) -#define TU_CHECK_MCU(...) (TU_ARGS_APPLY(_TU_CHECK_MCU, ||, __VA_ARGS__)) +// Apply TU_MCU_IS_EQUAL with || as separator to list of input +#define TU_MCU_IS_EQUAL(_m) (CFG_TUSB_MCU == (_m)) +#define TU_CHECK_MCU(...) (TU_ARGS_APPLY(TU_MCU_IS_EQUAL, ||, __VA_ARGS__)) //--------------------------------------------------------------------+ // Supported OS -- cgit v1.3.1 From 58f29518a8cdb776e7e54700d0133eb44863fdf4 Mon Sep 17 00:00:00 2001 From: HiFiPhile Date: Fri, 7 Nov 2025 12:18:15 +0100 Subject: Fixup Signed-off-by: HiFiPhile --- src/class/audio/audio_device.c | 26 +++++++++++++------------- src/class/audio/audio_device.h | 12 ++++++------ 2 files changed, 19 insertions(+), 19 deletions(-) (limited to 'src/class/audio') diff --git a/src/class/audio/audio_device.c b/src/class/audio/audio_device.c index 983faf8ec..b8e04a182 100644 --- a/src/class/audio/audio_device.c +++ b/src/class/audio/audio_device.c @@ -217,7 +217,7 @@ typedef struct uint16_t ep_in_sz; // Current size of TX EP uint8_t ep_in_as_intf_num;// Corresponding Standard AS Interface Descriptor (4.9.1) belonging to output terminal to which this EP belongs - 0 is invalid (this fits to UAC2 specification since AS interfaces can not have interface number equal to zero) uint8_t ep_in_alt; // Current alternate setting of TX EP - uint16_t ep_in_target_fifo_size;// Target size for the EP IN FIFO. + uint16_t ep_in_fifo_threshold;// Target size for the EP IN FIFO. #endif #if CFG_TUD_AUDIO_ENABLE_EP_OUT @@ -456,7 +456,7 @@ static inline uint8_t audiod_get_audio_fct_idx(audiod_function_t *audio); #if CFG_TUD_AUDIO_ENABLE_EP_IN && CFG_TUD_AUDIO_EP_IN_FLOW_CONTROL static void audiod_parse_flow_control_params(audiod_function_t *audio, uint8_t const *p_desc); static bool audiod_calc_tx_packet_sz(audiod_function_t *audio); -static uint16_t audiod_tx_packet_size(const uint16_t *norminal_size, uint16_t data_count, uint16_t fifo_depth, uint16_t target_fifo_size, uint16_t max_size); +static uint16_t audiod_tx_packet_size(const uint16_t *norminal_size, uint16_t data_count, uint16_t fifo_depth, uint16_t fifo_threshold, uint16_t max_size); #endif #if CFG_TUD_AUDIO_ENABLE_EP_OUT && CFG_TUD_AUDIO_ENABLE_FEEDBACK_EP @@ -550,14 +550,14 @@ tu_fifo_t *tud_audio_n_get_ep_in_ff(uint8_t func_id) { return NULL; } -uint16_t tud_audio_n_get_ep_in_target_fifo_size(uint8_t func_id) { - if (func_id < CFG_TUD_AUDIO) return _audiod_fct[func_id].ep_in_target_fifo_size; +uint16_t tud_audio_n_get_ep_in_fifo_threshold(uint8_t func_id) { + if (func_id < CFG_TUD_AUDIO) return _audiod_fct[func_id].ep_in_fifo_threshold; return 0; } -void tud_audio_n_set_ep_in_target_fifo_size(uint8_t func_id, uint16_t target_fifo_size) { - if (func_id < CFG_TUD_AUDIO && target_fifo_size < _audiod_fct[func_id].ep_in_ff.depth) { - _audiod_fct[func_id].ep_in_target_fifo_size = target_fifo_size; +void tud_audio_n_set_ep_in_fifo_threshold(uint8_t func_id, uint16_t threshold) { + if (func_id < CFG_TUD_AUDIO && threshold < _audiod_fct[func_id].ep_in_ff.depth) { + _audiod_fct[func_id].ep_in_fifo_threshold = threshold; } } @@ -572,7 +572,7 @@ static bool audiod_tx_xfer_isr(uint8_t rhport, audiod_function_t * audio, uint16 #if CFG_TUD_AUDIO_EP_IN_FLOW_CONTROL // packet_sz_tx is based on total packet size, here we want size for each support buffer. - n_bytes_tx = audiod_tx_packet_size(audio->packet_sz_tx, tu_fifo_count(&audio->ep_in_ff), audio->ep_in_ff.depth, audio->ep_in_target_fifo_size, audio->ep_in_sz); + n_bytes_tx = audiod_tx_packet_size(audio->packet_sz_tx, tu_fifo_count(&audio->ep_in_ff), audio->ep_in_ff.depth, audio->ep_in_fifo_threshold, audio->ep_in_sz); #else n_bytes_tx = tu_min16(tu_fifo_count(&audio->ep_in_ff), audio->ep_in_sz);// Limit up to max packet size, more can not be done for ISO #endif @@ -1209,8 +1209,8 @@ static bool audiod_set_interface(uint8_t rhport, tusb_control_request_t const *p audio->ep_in_as_intf_num = itf; audio->ep_in_alt = alt; audio->ep_in_sz = tu_edpt_packet_size(desc_ep); - // Set the default EP IN target size to half the fifo depth. - audio->ep_in_target_fifo_size = audio->ep_in_ff.depth / 2; + // Set the default EP IN FIFO threshold to half fifo depth. + audio->ep_in_fifo_threshold = audio->ep_in_ff.depth / 2; // If flow control is enabled, parse for the corresponding parameters - doing this here means only AS interfaces with EPs get scanned for parameters #if CFG_TUD_AUDIO_EP_IN_FLOW_CONTROL @@ -1875,7 +1875,7 @@ static bool audiod_calc_tx_packet_sz(audiod_function_t *audio) { return true; } -static uint16_t audiod_tx_packet_size(const uint16_t *norminal_size, uint16_t data_count, uint16_t fifo_depth, uint16_t target_fifo_size, uint16_t max_depth) { +static uint16_t audiod_tx_packet_size(const uint16_t *norminal_size, uint16_t data_count, uint16_t fifo_depth, uint16_t fifo_threshold, uint16_t max_depth) { // Flow control need a FIFO size of at least 4*Navg if (norminal_size[1] && norminal_size[1] <= fifo_depth * 4) { // Use blackout to prioritize normal size packet @@ -1885,10 +1885,10 @@ static uint16_t audiod_tx_packet_size(const uint16_t *norminal_size, uint16_t da if (data_count < norminal_size[0]) { // If you get here frequently, then your I2S clock deviation is too big ! packet_size = 0; - } else if (data_count < (target_fifo_size - slot_size) - slot_size && !ctrl_blackout) { + } else if (data_count < (fifo_threshold - slot_size) && !ctrl_blackout) { packet_size = norminal_size[0]; ctrl_blackout = 10; - } else if (data_count > (target_fifo_size - slot_size) + slot_size && !ctrl_blackout) { + } else if (data_count > (fifo_threshold + slot_size) && !ctrl_blackout) { packet_size = norminal_size[2]; if (norminal_size[0] == norminal_size[1]) { // nav > INT(nav), eg. 44.1k, 88.2k diff --git a/src/class/audio/audio_device.h b/src/class/audio/audio_device.h index 69d9fb7bb..ab3684aad 100644 --- a/src/class/audio/audio_device.h +++ b/src/class/audio/audio_device.h @@ -188,8 +188,8 @@ tu_fifo_t* tud_audio_n_get_ep_out_ff (uint8_t func_id); uint16_t tud_audio_n_write (uint8_t func_id, const void * data, uint16_t len); bool tud_audio_n_clear_ep_in_ff (uint8_t func_id); tu_fifo_t* tud_audio_n_get_ep_in_ff (uint8_t func_id); -uint16_t tud_audio_n_get_ep_in_target_fifo_size(uint8_t func_id); -void tud_audio_n_set_ep_in_target_fifo_size(uint8_t func_id, uint16_t target_fifo_size); +uint16_t tud_audio_n_get_ep_in_fifo_threshold(uint8_t func_id); +void tud_audio_n_set_ep_in_fifo_threshold(uint8_t func_id, uint16_t threshold); #endif #if CFG_TUD_AUDIO_ENABLE_INTERRUPT_EP @@ -426,14 +426,14 @@ TU_ATTR_ALWAYS_INLINE static inline tu_fifo_t* tud_audio_get_ep_in_ff(void) { return tud_audio_n_get_ep_in_ff(0); } -TU_ATTR_ALWAYS_INLINE static inline uint16_t tud_audio_get_ep_in_target_fifo_size(void) +TU_ATTR_ALWAYS_INLINE static inline uint16_t tud_audio_get_ep_in_fifo_threshold(void) { - return tud_audio_n_get_ep_in_target_fifo_size(0); + return tud_audio_n_get_ep_in_fifo_threshold(0); } -TU_ATTR_ALWAYS_INLINE static inline void tud_audio_set_ep_in_target_fifo_size(uint16_t target_fifo_size) +TU_ATTR_ALWAYS_INLINE static inline void tud_audio_set_ep_in_fifo_threshold(uint16_t threshold) { - tud_audio_n_set_ep_in_target_fifo_size(0, target_fifo_size); + tud_audio_n_set_ep_in_fifo_threshold(0, threshold); } #endif -- cgit v1.3.1 From 239ed48e22863cbcd781a5c70080ed93a4839d4b Mon Sep 17 00:00:00 2001 From: HiFiPhile Date: Fri, 7 Nov 2025 12:48:32 +0100 Subject: Cleanup Signed-off-by: HiFiPhile --- src/class/audio/audio_device.c | 17 ----------------- 1 file changed, 17 deletions(-) (limited to 'src/class/audio') diff --git a/src/class/audio/audio_device.c b/src/class/audio/audio_device.c index b8e04a182..328f085a8 100644 --- a/src/class/audio/audio_device.c +++ b/src/class/audio/audio_device.c @@ -270,10 +270,6 @@ typedef struct uint16_t packet_sz_tx[3]; uint8_t bclock_id_tx; uint8_t interval_tx; -#endif - -// Encoding parameters - parameters are set when alternate AS interface is set by host -#if CFG_TUD_AUDIO_ENABLE_EP_IN && CFG_TUD_AUDIO_EP_IN_FLOW_CONTROL uint8_t format_type_tx; uint8_t n_channels_tx; uint8_t n_bytes_per_sample_tx; @@ -642,19 +638,6 @@ static inline bool audiod_fb_send(uint8_t func_id) { *audio->fb_buf = audio->feedback.value; } - // About feedback format on FS - // - // 3 variables: Format | packetSize | sendSize | Working OS: - // 16.16 4 4 Linux, Windows - // 16.16 4 3 Linux - // 16.16 3 4 Linux - // 16.16 3 3 Linux - // 10.14 4 4 Linux - // 10.14 4 3 Linux - // 10.14 3 4 Linux, OSX - // 10.14 3 3 Linux, OSX - // - // We send 3 bytes since sending packet larger than wMaxPacketSize is pretty ugly return usbd_edpt_xfer(audio->rhport, audio->ep_fb, (uint8_t *) audio->fb_buf, uac_version == 1 ? 3 : 4); } -- cgit v1.3.1 From 4fcce0fbc909038f5328f5ad01d6bfa641181e65 Mon Sep 17 00:00:00 2001 From: HiFiPhile Date: Fri, 7 Nov 2025 13:19:33 +0100 Subject: Implement RX FIFO threshold adjustment Signed-off-by: HiFiPhile --- examples/device/uac2_speaker_fb/src/main.c | 23 ++++++++++++++++------- src/class/audio/audio_device.c | 14 +++++++------- src/class/audio/audio_device.h | 8 +++++--- 3 files changed, 28 insertions(+), 17 deletions(-) (limited to 'src/class/audio') diff --git a/examples/device/uac2_speaker_fb/src/main.c b/examples/device/uac2_speaker_fb/src/main.c index f2cfb155e..7b4e2d64c 100644 --- a/examples/device/uac2_speaker_fb/src/main.c +++ b/examples/device/uac2_speaker_fb/src/main.c @@ -35,13 +35,6 @@ // MACRO CONSTANT TYPEDEF PROTOTYPES //--------------------------------------------------------------------+ -// List of supported sample rates for UAC2 -const uint32_t sample_rates[] = {44100, 48000, 88200, 96000}; - -#define N_SAMPLE_RATES TU_ARRAY_SIZE(sample_rates) - -uint32_t current_sample_rate = 44100; - /* Blink pattern * - 25 ms : streaming data * - 250 ms : device not mounted @@ -76,6 +69,7 @@ static uint32_t blink_interval_ms = BLINK_NOT_MOUNTED; // Current states uint8_t mute[CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_RX + 1]; // +1 for master channel 0 int16_t volume[CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_RX + 1];// +1 for master channel 0 +uint32_t current_sample_rate = 44100; // Buffer for speaker data uint16_t i2s_dummy_buffer[CFG_TUD_AUDIO_FUNC_1_EP_OUT_SW_BUF_SZ / 2]; @@ -316,6 +310,10 @@ static bool audio10_get_req_entity(uint8_t rhport, tusb_control_request_t const //--------------------------------------------------------------------+ #if TUD_OPT_HIGH_SPEED +// List of supported sample rates for UAC2 +const uint32_t sample_rates[] = {44100, 48000, 88200, 96000}; + +#define N_SAMPLE_RATES TU_ARRAY_SIZE(sample_rates) static bool audio20_clock_get_request(uint8_t rhport, audio20_control_request_t const *request) { TU_ASSERT(request->bEntityID == UAC2_ENTITY_CLOCK); @@ -548,6 +546,17 @@ void tud_audio_feedback_params_cb(uint8_t func_id, uint8_t alt_itf, audio_feedba // Set feedback method to fifo counting feedback_param->method = AUDIO_FEEDBACK_METHOD_FIFO_COUNT; feedback_param->sample_freq = current_sample_rate; + + // About FIFO threshold: + // + // By default the threshold is set to half FIFO size, which works well in most cases, + // you can reduce the threshold to have less latency. + // + // For example, here we could set the threshold to 2 ms of audio data, as audio_task() read audio data every 1 ms, + // having 2 ms threshold allows some margin and a quick response: + // + // feedback_param->fifo_count.fifo_threshold = + // current_sample_rate * CFG_TUD_AUDIO_FUNC_1_N_CHANNELS_RX * CFG_TUD_AUDIO_FUNC_1_N_BYTES_PER_SAMPLE_RX / 1000 * 2; } #if CFG_AUDIO_DEBUG diff --git a/src/class/audio/audio_device.c b/src/class/audio/audio_device.c index 328f085a8..32fc4d076 100644 --- a/src/class/audio/audio_device.c +++ b/src/class/audio/audio_device.c @@ -1546,7 +1546,7 @@ static bool audiod_fb_params_prepare(uint8_t func_id, uint8_t alt) { // Prepare feedback computation if endpoint is available if (audio->ep_fb != 0) { - audio_feedback_params_t fb_param; + audio_feedback_params_t fb_param = {0}; tud_audio_feedback_params_cb(func_id, alt, &fb_param); audio->feedback.compute_method = fb_param.method; @@ -1587,15 +1587,15 @@ static bool audiod_fb_params_prepare(uint8_t func_id, uint8_t alt) { } break; case AUDIO_FEEDBACK_METHOD_FIFO_COUNT: { - // Initialize the threshold level to half filled - uint16_t fifo_lvl_thr = tu_fifo_depth(&audio->ep_out_ff) / 2; - audio->feedback.compute.fifo_count.fifo_lvl_thr = fifo_lvl_thr; - audio->feedback.compute.fifo_count.fifo_lvl_avg = ((uint32_t) fifo_lvl_thr) << 16; + // Determine FIFO threshold + uint16_t fifo_threshold = fb_param.fifo_count.fifo_threshold ? fb_param.fifo_count.fifo_threshold : tu_fifo_depth(&audio->ep_out_ff) / 2; + audio->feedback.compute.fifo_count.fifo_lvl_thr = fifo_threshold; + audio->feedback.compute.fifo_count.fifo_lvl_avg = ((uint32_t) fifo_threshold) << 16; // Avoid 64bit division uint32_t nominal = ((fb_param.sample_freq / 100) << 16) / (frame_div / 100); audio->feedback.compute.fifo_count.nom_value = nominal; - audio->feedback.compute.fifo_count.rate_const[0] = (uint16_t) ((audio->feedback.max_value - nominal) / fifo_lvl_thr); - audio->feedback.compute.fifo_count.rate_const[1] = (uint16_t) ((nominal - audio->feedback.min_value) / fifo_lvl_thr); + audio->feedback.compute.fifo_count.rate_const[0] = (uint16_t) ((audio->feedback.max_value - nominal) / fifo_threshold); + audio->feedback.compute.fifo_count.rate_const[1] = (uint16_t) ((nominal - audio->feedback.min_value) / fifo_threshold); // On HS feedback is more sensitive since packet size can vary every MSOF, could cause instability if (tud_speed_get() == TUSB_SPEED_HIGH) { audio->feedback.compute.fifo_count.rate_const[0] /= 8; diff --git a/src/class/audio/audio_device.h b/src/class/audio/audio_device.h index ab3684aad..1e0c46915 100644 --- a/src/class/audio/audio_device.h +++ b/src/class/audio/audio_device.h @@ -333,10 +333,12 @@ typedef struct { union { struct { uint32_t mclk_freq; // Main clock frequency in Hz i.e. master clock to which sample clock is based on - }frequency; - + } frequency; + struct { + uint16_t fifo_threshold; // Target FIFO threshold level, default to half FIFO if not set + } fifo_count; }; -}audio_feedback_params_t; +} audio_feedback_params_t; // Invoked when needed to set feedback parameters void tud_audio_feedback_params_cb(uint8_t func_id, uint8_t alt_itf, audio_feedback_params_t* feedback_param); -- cgit v1.3.1 From f188a400ec4076a289923f2add2aadac6d38f0ce Mon Sep 17 00:00:00 2001 From: HiFiPhile Date: Fri, 7 Nov 2025 14:42:40 +0100 Subject: Typo Signed-off-by: HiFiPhile --- src/class/audio/audio_device.c | 18 +++++++++--------- 1 file changed, 9 insertions(+), 9 deletions(-) (limited to 'src/class/audio') diff --git a/src/class/audio/audio_device.c b/src/class/audio/audio_device.c index 32fc4d076..23b551021 100644 --- a/src/class/audio/audio_device.c +++ b/src/class/audio/audio_device.c @@ -452,7 +452,7 @@ static inline uint8_t audiod_get_audio_fct_idx(audiod_function_t *audio); #if CFG_TUD_AUDIO_ENABLE_EP_IN && CFG_TUD_AUDIO_EP_IN_FLOW_CONTROL static void audiod_parse_flow_control_params(audiod_function_t *audio, uint8_t const *p_desc); static bool audiod_calc_tx_packet_sz(audiod_function_t *audio); -static uint16_t audiod_tx_packet_size(const uint16_t *norminal_size, uint16_t data_count, uint16_t fifo_depth, uint16_t fifo_threshold, uint16_t max_size); +static uint16_t audiod_tx_packet_size(const uint16_t *nominal_size, uint16_t data_count, uint16_t fifo_depth, uint16_t fifo_threshold, uint16_t max_size); #endif #if CFG_TUD_AUDIO_ENABLE_EP_OUT && CFG_TUD_AUDIO_ENABLE_FEEDBACK_EP @@ -1858,22 +1858,22 @@ static bool audiod_calc_tx_packet_sz(audiod_function_t *audio) { return true; } -static uint16_t audiod_tx_packet_size(const uint16_t *norminal_size, uint16_t data_count, uint16_t fifo_depth, uint16_t fifo_threshold, uint16_t max_depth) { +static uint16_t audiod_tx_packet_size(const uint16_t *nominal_size, uint16_t data_count, uint16_t fifo_depth, uint16_t fifo_threshold, uint16_t max_depth) { // Flow control need a FIFO size of at least 4*Navg - if (norminal_size[1] && norminal_size[1] <= fifo_depth * 4) { + if (nominal_size[1] && nominal_size[1] <= fifo_depth * 4) { // Use blackout to prioritize normal size packet static int ctrl_blackout = 0; uint16_t packet_size; - uint16_t slot_size = norminal_size[2] - norminal_size[1]; - if (data_count < norminal_size[0]) { + uint16_t slot_size = nominal_size[2] - nominal_size[1]; + if (data_count < nominal_size[0]) { // If you get here frequently, then your I2S clock deviation is too big ! packet_size = 0; } else if (data_count < (fifo_threshold - slot_size) && !ctrl_blackout) { - packet_size = norminal_size[0]; + packet_size = nominal_size[0]; ctrl_blackout = 10; } else if (data_count > (fifo_threshold + slot_size) && !ctrl_blackout) { - packet_size = norminal_size[2]; - if (norminal_size[0] == norminal_size[1]) { + packet_size = nominal_size[2]; + if (nominal_size[0] == nominal_size[1]) { // nav > INT(nav), eg. 44.1k, 88.2k ctrl_blackout = 0; } else { @@ -1881,7 +1881,7 @@ static uint16_t audiod_tx_packet_size(const uint16_t *norminal_size, uint16_t da ctrl_blackout = 10; } } else { - packet_size = norminal_size[1]; + packet_size = nominal_size[1]; if (ctrl_blackout) { ctrl_blackout--; } -- cgit v1.3.1 From 7f173ab5ed6a80a5fd6780779fe63fb97d2be0e9 Mon Sep 17 00:00:00 2001 From: hathach Date: Sat, 8 Nov 2025 15:54:02 +0700 Subject: fix more alerts --- .PVS-Studio/.pvsconfig | 1 + .clang-format | 1 + .github/workflows/static_analysis.yml | 3 +- examples/device/cdc_uac2/src/cdc_app.c | 2 +- examples/device/net_lwip_webserver/src/arch/cc.h | 6 +- examples/host/cdc_msc_hid/src/cdc_app.c | 2 +- src/class/audio/audio_device.c | 35 +- src/class/cdc/cdc_host.c | 81 +++-- src/class/msc/msc_host.c | 5 +- src/common/tusb_debug.h | 16 +- src/common/tusb_fifo.c | 414 ++++++++++------------- src/common/tusb_fifo.h | 25 +- src/common/tusb_private.h | 21 +- src/tusb.c | 38 ++- 14 files changed, 314 insertions(+), 336 deletions(-) (limited to 'src/class/audio') diff --git a/.PVS-Studio/.pvsconfig b/.PVS-Studio/.pvsconfig index d8654b077..c9e60c996 100644 --- a/.PVS-Studio/.pvsconfig +++ b/.PVS-Studio/.pvsconfig @@ -10,6 +10,7 @@ //-V::2520 [MISRA-C-16.3] Every switch-clause should be terminated by an unconditional 'break' statement //-V:memcpy:2547 [MISRA-C-17.7] The return value of non-void function 'memcpy' should be used. //-V:memmove:2547 [MISRA-C-17.7] The return value of non-void function 'memmove' should be used. +//-V:printf:2547 [MISRA-C-17.7] //-V::2584::{gintsts} dwc2 //-V::2600 [MISRA-C-21.6] The function with the 'printf' name should not be used. //+V2614 DISABLE_LENGHT_LIMIT_CHECK:YES diff --git a/.clang-format b/.clang-format index c7d769172..907dd7cdd 100644 --- a/.clang-format +++ b/.clang-format @@ -87,5 +87,6 @@ SpacesInAngles: false SpacesInConditionalStatement: false SpacesInCStyleCastParentheses: false SpacesInParentheses: false +SortIncludes: false TabWidth: 2 ... diff --git a/.github/workflows/static_analysis.yml b/.github/workflows/static_analysis.yml index 227f5e103..a89cdc279 100644 --- a/.github/workflows/static_analysis.yml +++ b/.github/workflows/static_analysis.yml @@ -118,13 +118,14 @@ jobs: sudo apt update sudo apt install pvs-studio pvs-studio-analyzer credentials ${{ secrets.PVS_STUDIO_CREDENTIALS }} + pvs-studio-analyzer --version - name: Analyze run: | mkdir -p build cmake examples -B build -G Ninja -DBOARD=${{ matrix.board }} -DCMAKE_BUILD_TYPE=MinSizeRel cmake --build build - pvs-studio-analyzer analyze -R .PVS-Studio/.pvsconfig -f build/compile_commands.json --exclude-path hw/mcu/ --exclude-path lib/ -j + pvs-studio-analyzer analyze -f build/compile_commands.json -R .PVS-Studio/.pvsconfig -j4 --security-related-issues --misra-cpp-version 2008 --misra-c-version 2023 --use-old-parser -e lib/ -e hw/mcu/ -e */iar/cxarm/ -e pico-sdk/ plog-converter -t sarif -o pvs-studio-${{ matrix.board }}.sarif PVS-Studio.log - name: Upload SARIF diff --git a/examples/device/cdc_uac2/src/cdc_app.c b/examples/device/cdc_uac2/src/cdc_app.c index e3ad8a9ac..6d18a0e69 100644 --- a/examples/device/cdc_uac2/src/cdc_app.c +++ b/examples/device/cdc_uac2/src/cdc_app.c @@ -48,7 +48,7 @@ void tud_cdc_rx_cb(uint8_t itf) { // connected() check for DTR bit // Most but not all terminal client set this when making connection if (tud_cdc_connected()) { - if (tud_cdc_available()) { + if (tud_cdc_available() > 0) { count = tud_cdc_n_read(itf, buf, sizeof(buf)); (void) count; diff --git a/examples/device/net_lwip_webserver/src/arch/cc.h b/examples/device/net_lwip_webserver/src/arch/cc.h index 9f30b91cb..c3fc12dda 100644 --- a/examples/device/net_lwip_webserver/src/arch/cc.h +++ b/examples/device/net_lwip_webserver/src/arch/cc.h @@ -29,8 +29,8 @@ * Author: Adam Dunkels * */ -#ifndef __CC_H__ -#define __CC_H__ +#ifndef CC_H__ +#define CC_H__ //#include "cpu.h" @@ -72,4 +72,4 @@ typedef int sys_prot_t; #define LWIP_PLATFORM_ASSERT(x) do { if(!(x)) while(1); } while(0) -#endif /* __CC_H__ */ +#endif /* CC_H__ */ diff --git a/examples/host/cdc_msc_hid/src/cdc_app.c b/examples/host/cdc_msc_hid/src/cdc_app.c index d3daedffc..4c2c5e807 100644 --- a/examples/host/cdc_msc_hid/src/cdc_app.c +++ b/examples/host/cdc_msc_hid/src/cdc_app.c @@ -51,7 +51,7 @@ void cdc_app_task(void) { for (uint8_t idx = 0; idx < CFG_TUH_CDC; idx++) { if (tuh_cdc_mounted(idx)) { // console --> cdc interfaces - if (count) { + if (count > 0) { tuh_cdc_write(idx, buf, count); tuh_cdc_write_flush(idx); } diff --git a/src/class/audio/audio_device.c b/src/class/audio/audio_device.c index d47d87a69..f074b7d02 100644 --- a/src/class/audio/audio_device.c +++ b/src/class/audio/audio_device.c @@ -503,7 +503,7 @@ static bool audiod_rx_xfer_isr(uint8_t rhport, audiod_function_t* audio, uint16_ #if USE_LINEAR_BUFFER_RX // Data currently is in linear buffer, copy into EP OUT FIFO - TU_VERIFY(tu_fifo_write_n(&audio->ep_out_ff, audio->lin_buf_out, n_bytes_received)); + TU_VERIFY(0 < tu_fifo_write_n(&audio->ep_out_ff, audio->lin_buf_out, n_bytes_received)); // Schedule for next receive TU_VERIFY(usbd_edpt_xfer(rhport, audio->ep_out, audio->lin_buf_out, audio->ep_out_sz), false); @@ -672,8 +672,12 @@ uint32_t tud_audio_feedback_update(uint8_t func_id, uint32_t cycles) { // The size of isochronous packets created by the device must be within the limits specified in FMT-2.0 section 2.3.1.1. // This means that the deviation of actual packet size from nominal size must not exceed +/- one audio slot // (audio slot = channel count samples). - if (feedback > audio->feedback.max_value) feedback = audio->feedback.max_value; - if (feedback < audio->feedback.min_value) feedback = audio->feedback.min_value; + if (feedback > audio->feedback.max_value) { + feedback = audio->feedback.max_value; + } + if (feedback < audio->feedback.min_value) { + feedback = audio->feedback.min_value; + } tud_audio_n_fb_set(func_id, feedback); @@ -714,7 +718,6 @@ void audiod_init(void) { // Initialize IN EP FIFO if required #if CFG_TUD_AUDIO_ENABLE_EP_IN - switch (i) { #if CFG_TUD_AUDIO_FUNC_1_EP_IN_SW_BUF_SZ > 0 case 0: @@ -883,9 +886,11 @@ uint16_t audiod_open(uint8_t rhport, tusb_desc_interface_t const *itf_desc, uint || tu_desc_type(p_desc) == TUSB_DESC_INTERFACE_ASSOCIATION) { break; } else if (tu_desc_type(p_desc) == TUSB_DESC_INTERFACE && ((tusb_desc_interface_t const *) p_desc)->bInterfaceSubClass == AUDIO_SUBCLASS_STREAMING) { - if (_audiod_fct[i].p_desc_as == 0) { + if (_audiod_fct[i].p_desc_as == NULL) { _audiod_fct[i].p_desc_as = p_desc; } + } else { + // nothing to do } total_len += p_desc[0]; p_desc = tu_desc_next(p_desc); @@ -957,19 +962,19 @@ uint16_t audiod_open(uint8_t rhport, tusb_desc_interface_t const *itf_desc, uint } #if CFG_TUD_AUDIO_ENABLE_EP_IN - if (ep_in) { + if (ep_in != 0) { usbd_edpt_iso_alloc(rhport, ep_in, ep_in_size); } #endif #if CFG_TUD_AUDIO_ENABLE_EP_OUT - if (ep_out) { + if (ep_out != 0) { usbd_edpt_iso_alloc(rhport, ep_out, ep_out_size); } #endif #if CFG_TUD_AUDIO_ENABLE_FEEDBACK_EP - if (ep_fb) { + if (ep_fb != 0) { usbd_edpt_iso_alloc(rhport, ep_fb, 4); } #endif @@ -998,6 +1003,8 @@ uint16_t audiod_open(uint8_t rhport, tusb_desc_interface_t const *itf_desc, uint if (tu_unaligned_read16(p_desc + 4) == AUDIO_TERM_TYPE_USB_STREAMING) { _audiod_fct[i].bclock_id_tx = p_desc[8]; } + } else { + // nothing to do } p_desc = tu_desc_next(p_desc); } @@ -1458,6 +1465,8 @@ bool audiod_control_xfer_cb(uint8_t rhport, uint8_t stage, tusb_control_request_ return audiod_control_request(rhport, request); } else if (stage == CONTROL_STAGE_DATA) { return audiod_control_complete(rhport, request); + } else { + // nothing to do } return true; @@ -1633,8 +1642,12 @@ static void audiod_fb_fifo_count_update(audiod_function_t *audio, uint16_t lvl_n feedback = audio->feedback.compute.fifo_count.nom_value - (ff_lvl - ff_thr) * rate[1]; } - if (feedback > audio->feedback.max_value) feedback = audio->feedback.max_value; - if (feedback < audio->feedback.min_value) feedback = audio->feedback.min_value; + if (feedback > audio->feedback.max_value) { + feedback = audio->feedback.max_value; + } + if (feedback < audio->feedback.min_value) { + feedback = audio->feedback.min_value; + } audio->feedback.value = feedback; } @@ -1754,7 +1767,7 @@ static bool audiod_verify_entity_exists(uint8_t itf, uint8_t entityID, uint8_t * static bool audiod_verify_itf_exists(uint8_t itf, uint8_t *func_id) { uint8_t i; for (i = 0; i < CFG_TUD_AUDIO; i++) { - if (_audiod_fct[i].p_desc) { + if (_audiod_fct[i].p_desc != NULL) { // Get pointer at beginning and end uint8_t const *p_desc = _audiod_fct[i].p_desc; uint8_t const *p_desc_end = _audiod_fct[i].p_desc + _audiod_fct[i].desc_length; diff --git a/src/class/cdc/cdc_host.c b/src/class/cdc/cdc_host.c index 3fc6a9adf..7fdf0a7b9 100644 --- a/src/class/cdc/cdc_host.c +++ b/src/class/cdc/cdc_host.c @@ -602,7 +602,7 @@ bool tuh_cdc_set_line_coding(uint8_t idx, cdc_line_coding_t const *line_coding, p_cdc->requested_line.coding = *line_coding; p_cdc->user_complete_cb = complete_cb; - if (driver->set_line_coding) { + if (driver->set_line_coding != NULL) { // driver support set_line_coding request TU_VERIFY(driver->set_line_coding(p_cdc, complete_cb ? cdch_internal_control_complete : NULL, user_data)); @@ -611,7 +611,7 @@ bool tuh_cdc_set_line_coding(uint8_t idx, cdc_line_coding_t const *line_coding, } } else { // driver does not support set_line_coding and need 2 stage to set baudrate and data format separately - if (complete_cb) { + if (complete_cb != NULL) { // non-blocking TU_VERIFY(driver->set_baudrate(p_cdc, cdch_set_line_coding_stage1_baudrate_complete, user_data)); } else { @@ -619,7 +619,7 @@ bool tuh_cdc_set_line_coding(uint8_t idx, cdc_line_coding_t const *line_coding, xfer_result_t result = XFER_RESULT_INVALID; TU_VERIFY(driver->set_baudrate(p_cdc, NULL, (uintptr_t) &result)); - if (user_data) { + if (user_data != 0) { *((xfer_result_t *) user_data) = result; } TU_VERIFY(result == XFER_RESULT_SUCCESS); @@ -627,7 +627,7 @@ bool tuh_cdc_set_line_coding(uint8_t idx, cdc_line_coding_t const *line_coding, result = XFER_RESULT_INVALID; TU_VERIFY(driver->set_data_format(p_cdc, NULL, (uintptr_t) &result)); - if (user_data) { + if (user_data != 0) { *((xfer_result_t *) user_data) = result; } TU_VERIFY(result == XFER_RESULT_SUCCESS); @@ -777,6 +777,8 @@ bool cdch_open(uint8_t rhport, uint8_t daddr, tusb_desc_interface_t const *itf_d } } } + } else { + // not supported class } return false; @@ -894,7 +896,7 @@ static void cdch_internal_control_complete(tuh_xfer_t *xfer) { // Invoke application callback xfer->complete_cb = p_cdc->user_complete_cb; - if (xfer->complete_cb) { + if (xfer->complete_cb != NULL) { xfer->complete_cb(xfer); } } @@ -910,7 +912,7 @@ static void cdch_set_line_coding_stage1_baudrate_complete(tuh_xfer_t *xfer) { TU_ASSERT(driver->set_data_format(p_cdc, cdch_set_line_coding_stage2_data_format_complete, xfer->user_data),); } else { xfer->complete_cb = p_cdc->user_complete_cb; - if (xfer->complete_cb) { + if (xfer->complete_cb != NULL) { xfer->complete_cb(xfer); } } @@ -926,7 +928,7 @@ static void cdch_set_line_coding_stage2_data_format_complete(tuh_xfer_t *xfer) { } xfer->complete_cb = p_cdc->user_complete_cb; - if (xfer->complete_cb) { + if (xfer->complete_cb != NULL) { xfer->complete_cb(xfer); } } @@ -950,12 +952,12 @@ static void acm_internal_control_complete(cdch_interface_t *p_cdc, tuh_xfer_t *x break; default: - break; + break; // unknown request } } static bool acm_set_control_line_state(cdch_interface_t *p_cdc, tuh_xfer_cb_t complete_cb, uintptr_t user_data) { - TU_VERIFY(p_cdc->acm.capability.support_line_request); + TU_VERIFY(p_cdc->acm.capability.support_line_request != 0); const tusb_control_request_t request = { .bmRequestType_bit = { @@ -982,7 +984,7 @@ static bool acm_set_control_line_state(cdch_interface_t *p_cdc, tuh_xfer_cb_t co } static bool acm_set_line_coding(cdch_interface_t *p_cdc, tuh_xfer_cb_t complete_cb, uintptr_t user_data) { - TU_VERIFY(p_cdc->acm.capability.support_line_request); + TU_VERIFY(p_cdc->acm.capability.support_line_request != 0); TU_VERIFY((p_cdc->requested_line.coding.data_bits >= 5 && p_cdc->requested_line.coding.data_bits <= 8) || p_cdc->requested_line.coding.data_bits == 16); @@ -1167,10 +1169,10 @@ static bool ftdi_set_data_format(cdch_interface_t *p_cdc, tuh_xfer_cb_t complete static bool ftdi_set_baudrate(cdch_interface_t *p_cdc, tuh_xfer_cb_t complete_cb, uintptr_t user_data) { uint32_t index_value = ftdi_get_divisor(p_cdc); - TU_VERIFY(index_value); + TU_VERIFY(index_value != 0); uint16_t value = (uint16_t) index_value; uint16_t index = (uint16_t) (index_value >> 16); - if (p_cdc->ftdi.channel) { + if (p_cdc->ftdi.channel != 0) { index = (uint16_t) ((index << 8) | p_cdc->ftdi.channel); } @@ -1372,6 +1374,8 @@ static uint32_t ftdi_232bm_baud_base_to_divisor(uint32_t baud, uint32_t base) { divisor = 0; } else if (divisor == 0x4001) /* 1.5 */ { divisor = 1; + } else { + // nothing to do } return divisor; } @@ -1395,12 +1399,13 @@ static uint32_t ftdi_2232h_baud_base_to_divisor(uint32_t baud, uint32_t base) { divisor = 0; } else if (divisor == 0x4001) /* 1.5 */ { divisor = 1; + } else { + // nothing to do } - /* - * Set this bit to turn off a divide by 2.5 on baud rate generator + + /* Set this bit to turn off a divide by 2.5 on baud rate generator * This enables baud rates up to 12Mbaud but cannot reach below 1200 - * baud with this bit set - */ + * baud with this bit set */ divisor |= 0x00020000; return divisor; } @@ -1412,7 +1417,7 @@ static inline uint32_t ftdi_2232h_baud_to_divisor(uint32_t baud) { static inline uint32_t ftdi_get_divisor(cdch_interface_t *p_cdc) { uint32_t baud = p_cdc->requested_line.coding.bit_rate; uint32_t div_value = 0; - TU_VERIFY(baud); + TU_VERIFY(baud != 0); switch (p_cdc->ftdi.chip_type) { case FTDI_UNKNOWN: @@ -1552,7 +1557,8 @@ static void cp210x_internal_control_complete(cdch_interface_t *p_cdc, tuh_xfer_t p_cdc->line.coding.bit_rate = p_cdc->requested_line.coding.bit_rate; break; - default: break; + default: + break; // unsupported request } } @@ -1713,7 +1719,8 @@ static void ch34x_internal_control_complete(cdch_interface_t *p_cdc, tuh_xfer_t p_cdc->line.coding.data_bits = p_cdc->requested_line.coding.data_bits; break; - default: break; + default: + break; // unsupported } break; @@ -1721,19 +1728,20 @@ static void ch34x_internal_control_complete(cdch_interface_t *p_cdc, tuh_xfer_t p_cdc->line.control_state = p_cdc->requested_line.control_state; break; - default: break; + default: + break; // unsupported request } } static bool ch34x_set_data_format(cdch_interface_t *p_cdc, tuh_xfer_cb_t complete_cb, uintptr_t user_data) { const uint8_t lcr = ch34x_get_lcr(p_cdc); - TU_VERIFY(lcr); + TU_VERIFY(lcr > 0); return ch34x_write_reg(p_cdc, CH32X_REG16_LCR2_LCR, lcr, complete_cb, user_data); } static bool ch34x_set_baudrate(cdch_interface_t *p_cdc, tuh_xfer_cb_t complete_cb, uintptr_t user_data) { const uint16_t div_ps = ch34x_get_divisor_prescaler(p_cdc); - TU_VERIFY(div_ps); + TU_VERIFY(div_ps > 0); return ch34x_write_reg(p_cdc, CH34X_REG16_DIVISOR_PRESCALER, div_ps, complete_cb, user_data); } @@ -1916,7 +1924,8 @@ static uint8_t ch34x_get_lcr(cdch_interface_t *p_cdc) { lcr |= CH34X_LCR_ENABLE_PAR | CH34X_LCR_MARK_SPACE | CH34X_LCR_PAR_EVEN; break; - default: break; + default: + break; // invalid parity } // 1.5 stop bits not supported @@ -1999,13 +2008,15 @@ static inline bool pl2303_supports_hx_status(cdch_interface_t *p_cdc, tuh_xfer_c // return pl2303_set_request(p_cdc, PL2303_BREAK_REQUEST, PL2303_BREAK_REQUEST_TYPE, state, 0, NULL, 0); //} -static inline int pl2303_clear_halt(cdch_interface_t *p_cdc, uint8_t endp, tuh_xfer_cb_t complete_cb, uintptr_t user_data) { +static inline bool +pl2303_clear_halt(cdch_interface_t *p_cdc, uint8_t endp, tuh_xfer_cb_t complete_cb, uintptr_t user_data) { /* we don't care if it wasn't halted first. in fact some devices * (like some ibmcam model 1 units) seem to expect hosts to make * this request for iso endpoints, which can't halt! */ - return pl2303_set_request(p_cdc, TUSB_REQ_CLEAR_FEATURE, PL2303_CLEAR_HALT_REQUEST_TYPE, TUSB_REQ_FEATURE_EDPT_HALT, endp, - NULL, 0, complete_cb, user_data); + return pl2303_set_request( + p_cdc, TUSB_REQ_CLEAR_FEATURE, PL2303_CLEAR_HALT_REQUEST_TYPE, TUSB_REQ_FEATURE_EDPT_HALT, endp, NULL, 0, + complete_cb, user_data); } //------------- Driver API -------------// @@ -2130,10 +2141,9 @@ static bool pl2303_process_set_config(cdch_interface_t *p_cdc, tuh_xfer_t *xfer) if (type == PL2303_TYPE_NEED_SUPPORTS_HX_STATUS) { TU_ASSERT(pl2303_supports_hx_status(p_cdc, cdch_process_set_config, CONFIG_PL2303_READ1)); break; - } else { - // no transfer triggered and continue with CONFIG_PL2303_READ1 - TU_ATTR_FALLTHROUGH; } + // no transfer triggered and continue with CONFIG_PL2303_READ1 + TU_ATTR_FALLTHROUGH; case CONFIG_PL2303_READ1: // get supports_hx_status, type and quirks (step 2), do special read @@ -2378,10 +2388,12 @@ static pl2303_type_t pl2303_detect_type(cdch_interface_t *p_cdc, uint8_t step) { return PL2303_TYPE_HXN; default: - break; + break; // unknown device } break; - default: break; + + default: + break; // unknown device } TU_LOG_CDC(p_cdc, "unknown device type bcdUSB = 0x%04x", desc_dev.bcdUSB); @@ -2443,8 +2455,9 @@ static uint32_t pl2303_encode_baud_rate_divisor(uint8_t buf[PL2303_LINE_CODING_B */ baseline = 12000000 * 32; mantissa = baseline / baud; - if (mantissa == 0) + if (mantissa == 0) { mantissa = 1; /* Avoid dividing by zero if baud > 32 * 12M. */ + } exponent = 0; while (mantissa >= 512) { if (exponent < 7) { @@ -2516,7 +2529,7 @@ static bool pl2303_encode_baud_rate(cdch_interface_t *p_cdc, uint8_t buf[PL2303_ * Use direct method for supported baud rates, otherwise use divisors. * Newer chip types do not support divisor encoding. */ - if (type_data->no_divisors) { + if (type_data->no_divisors != 0) { baud_sup = baud; } else { baud_sup = pl2303_get_supported_baud_rate(baud); @@ -2524,7 +2537,7 @@ static bool pl2303_encode_baud_rate(cdch_interface_t *p_cdc, uint8_t buf[PL2303_ if (baud == baud_sup) { baud = pl2303_encode_baud_rate_direct(buf, baud); - } else if (type_data->alt_divisors) { + } else if (type_data->alt_divisors != 0) { baud = pl2303_encode_baud_rate_divisor_alt(buf, baud); } else { baud = pl2303_encode_baud_rate_divisor(buf, baud); diff --git a/src/class/msc/msc_host.c b/src/class/msc/msc_host.c index ce2884f2e..daff345c5 100644 --- a/src/class/msc/msc_host.c +++ b/src/class/msc/msc_host.c @@ -123,7 +123,10 @@ bool tuh_msc_mounted(uint8_t dev_addr) { bool tuh_msc_ready(uint8_t dev_addr) { msch_interface_t* p_msc = get_itf(dev_addr); - return p_msc->mounted && !usbh_edpt_busy(dev_addr, p_msc->ep_in) && !usbh_edpt_busy(dev_addr, p_msc->ep_out); + TU_VERIFY(p_msc->mounted); + const bool epin_busy = usbh_edpt_busy(dev_addr, p_msc->ep_in); + const bool epout_busy = usbh_edpt_busy(dev_addr, p_msc->ep_out); + return !epin_busy && !epout_busy; } //--------------------------------------------------------------------+ diff --git a/src/common/tusb_debug.h b/src/common/tusb_debug.h index 08117283f..e0e09f5ce 100644 --- a/src/common/tusb_debug.h +++ b/src/common/tusb_debug.h @@ -56,14 +56,14 @@ void tu_print_mem(void const *buf, uint32_t count, uint8_t indent); #define tu_printf CFG_TUSB_DEBUG_PRINTF #else #include - #define tu_printf printf + #define tu_printf(...) (void) printf(__VA_ARGS__) #endif TU_ATTR_ALWAYS_INLINE static inline void tu_print_buf(uint8_t const* buf, uint32_t bufsize) { for(uint32_t i=0; i= 2 diff --git a/src/common/tusb_fifo.c b/src/common/tusb_fifo.c index 3b8920c01..419046b8b 100644 --- a/src/common/tusb_fifo.c +++ b/src/common/tusb_fifo.c @@ -28,7 +28,7 @@ #include "osal/osal.h" #include "tusb_fifo.h" -#define TU_FIFO_DBG 0 +#define TU_FIFO_DBG 0 // Suppress IAR warning // Warning[Pa082]: undefined behavior: the order of volatile accesses is undefined in this statement @@ -39,13 +39,13 @@ #if OSAL_MUTEX_REQUIRED TU_ATTR_ALWAYS_INLINE static inline void _ff_lock(osal_mutex_t mutex) { - if (mutex) { + if (mutex != NULL) { osal_mutex_lock(mutex, OSAL_TIMEOUT_WAIT_FOREVER); } } TU_ATTR_ALWAYS_INLINE static inline void _ff_unlock(osal_mutex_t mutex) { - if (mutex) { + if (mutex != NULL) { osal_mutex_unlock(mutex); } } @@ -62,14 +62,13 @@ TU_ATTR_ALWAYS_INLINE static inline void _ff_unlock(osal_mutex_t mutex) { * copy data to and from USB hardware FIFOs as needed for e.g. STM32s and others */ typedef enum { - TU_FIFO_COPY_INC, ///< Copy from/to an increasing source/destination address - default mode + TU_FIFO_COPY_INC, ///< Copy from/to an increasing source/destination address - default mode #ifdef TUP_MEM_CONST_ADDR TU_FIFO_COPY_CST_FULL_WORDS, ///< Copy from/to a constant source/destination address - required for e.g. STM32 to write into USB hardware FIFO #endif } tu_fifo_copy_mode_t; -bool tu_fifo_config(tu_fifo_t *f, void* buffer, uint16_t depth, uint16_t item_size, bool overwritable) -{ +bool tu_fifo_config(tu_fifo_t *f, void *buffer, uint16_t depth, uint16_t item_size, bool overwritable) { // Limit index space to 2*depth - this allows for a fast "modulo" calculation // but limits the maximum depth to 2^16/2 = 2^15 and buffer overflows are detectable // only if overflow happens once (important for unsupervised DMA applications) @@ -80,9 +79,9 @@ bool tu_fifo_config(tu_fifo_t *f, void* buffer, uint16_t depth, uint16_t item_si _ff_lock(f->mutex_wr); _ff_lock(f->mutex_rd); - f->buffer = (uint8_t*) buffer; + f->buffer = (uint8_t *)buffer; f->depth = depth; - f->item_size = (uint16_t) (item_size & 0x7FFF); + f->item_size = (uint16_t)(item_size & 0x7FFF); f->overwritable = overwritable; f->rd_idx = 0; f->wr_idx = 0; @@ -101,18 +100,18 @@ bool tu_fifo_config(tu_fifo_t *f, void* buffer, uint16_t depth, uint16_t item_si // Intended to be used to read from hardware USB FIFO in e.g. STM32 where all data is read from a constant address // Code adapted from dcd_synopsys.c // TODO generalize with configurable 1 byte or 4 byte each read -static void _ff_push_const_addr(uint8_t * ff_buf, const void * app_buf, uint16_t len) { - volatile const uint32_t * reg_rx = (volatile const uint32_t *) app_buf; +static void _ff_push_const_addr(uint8_t *ff_buf, const void *app_buf, uint16_t len) { + const volatile uint32_t *reg_rx = (volatile const uint32_t *)app_buf; // Reading full available 32 bit words from const app address uint16_t full_words = len >> 2; - while(full_words--) { + while (full_words--) { tu_unaligned_write32(ff_buf, *reg_rx); ff_buf += 4; } // Read the remaining 1-3 bytes from const app address - uint8_t const bytes_rem = len & 0x03; + const uint8_t bytes_rem = len & 0x03; if (bytes_rem) { uint32_t tmp32 = *reg_rx; memcpy(ff_buf, &tmp32, bytes_rem); @@ -121,18 +120,18 @@ static void _ff_push_const_addr(uint8_t * ff_buf, const void * app_buf, uint16_t // Intended to be used to write to hardware USB FIFO in e.g. STM32 // where all data is written to a constant address in full word copies -static void _ff_pull_const_addr(void * app_buf, const uint8_t * ff_buf, uint16_t len) { - volatile uint32_t * reg_tx = (volatile uint32_t *) app_buf; +static void _ff_pull_const_addr(void *app_buf, const uint8_t *ff_buf, uint16_t len) { + volatile uint32_t *reg_tx = (volatile uint32_t *)app_buf; // Write full available 32 bit words to const address uint16_t full_words = len >> 2; - while(full_words--) { + while (full_words--) { *reg_tx = tu_unaligned_read32(ff_buf); ff_buf += 4; } // Write the remaining 1-3 bytes into const address - uint8_t const bytes_rem = len & 0x03; + const uint8_t bytes_rem = len & 0x03; if (bytes_rem) { uint32_t tmp32 = 0; memcpy(&tmp32, ff_buf, bytes_rem); @@ -143,32 +142,27 @@ static void _ff_pull_const_addr(void * app_buf, const uint8_t * ff_buf, uint16_t #endif // send one item to fifo WITHOUT updating write pointer -static inline void _ff_push(tu_fifo_t* f, void const * app_buf, uint16_t rel) { +static inline void _ff_push(tu_fifo_t *f, const void *app_buf, uint16_t rel) { memcpy(f->buffer + (rel * f->item_size), app_buf, f->item_size); } // send n items to fifo WITHOUT updating write pointer -static void _ff_push_n(tu_fifo_t* f, void const * app_buf, uint16_t n, uint16_t wr_ptr, tu_fifo_copy_mode_t copy_mode) -{ - uint16_t const lin_count = f->depth - wr_ptr; - uint16_t const wrap_count = n - lin_count; +static void _ff_push_n(tu_fifo_t *f, const void *app_buf, uint16_t n, uint16_t wr_ptr, tu_fifo_copy_mode_t copy_mode) { + const uint16_t lin_count = f->depth - wr_ptr; + const uint16_t wrap_count = n - lin_count; - uint16_t lin_bytes = lin_count * f->item_size; + uint16_t lin_bytes = lin_count * f->item_size; uint16_t wrap_bytes = wrap_count * f->item_size; // current buffer of fifo - uint8_t* ff_buf = f->buffer + (wr_ptr * f->item_size); + uint8_t *ff_buf = f->buffer + (wr_ptr * f->item_size); - switch (copy_mode) - { + switch (copy_mode) { case TU_FIFO_COPY_INC: - if(n <= lin_count) - { + if (n <= lin_count) { // Linear only - memcpy(ff_buf, app_buf, n*f->item_size); - } - else - { + memcpy(ff_buf, app_buf, n * f->item_size); + } else { // Wrap around // Write data to linear part of buffer @@ -176,19 +170,17 @@ static void _ff_push_n(tu_fifo_t* f, void const * app_buf, uint16_t n, uint16_t // Write data wrapped around // TU_ASSERT(nWrap_bytes <= f->depth, ); - memcpy(f->buffer, ((uint8_t const*) app_buf) + lin_bytes, wrap_bytes); + memcpy(f->buffer, ((const uint8_t *)app_buf) + lin_bytes, wrap_bytes); } break; + #ifdef TUP_MEM_CONST_ADDR case TU_FIFO_COPY_CST_FULL_WORDS: // Intended for hardware buffers from which it can be read word by word only - if(n <= lin_count) - { + if (n <= lin_count) { // Linear only - _ff_push_const_addr(ff_buf, app_buf, n*f->item_size); - } - else - { + _ff_push_const_addr(ff_buf, app_buf, n * f->item_size); + } else { // Wrap around case // Write full words to linear part of buffer @@ -198,83 +190,80 @@ static void _ff_push_n(tu_fifo_t* f, void const * app_buf, uint16_t n, uint16_t // There could be odd 1-3 bytes before the wrap-around boundary uint8_t rem = lin_bytes & 0x03; - if (rem > 0) - { - volatile const uint32_t * rx_fifo = (volatile const uint32_t *) app_buf; + if (rem > 0) { + const volatile uint32_t *rx_fifo = (volatile const uint32_t *)app_buf; - uint8_t remrem = (uint8_t) tu_min16(wrap_bytes, 4-rem); + uint8_t remrem = (uint8_t)tu_min16(wrap_bytes, 4 - rem); wrap_bytes -= remrem; - uint32_t tmp32 = *rx_fifo; - uint8_t * src_u8 = ((uint8_t *) &tmp32); + uint32_t tmp32 = *rx_fifo; + uint8_t *src_u8 = ((uint8_t *)&tmp32); // Write 1-3 bytes before wrapped boundary - while(rem--) *ff_buf++ = *src_u8++; + while (rem--) { + *ff_buf++ = *src_u8++; + } // Read more bytes to beginning to complete a word ff_buf = f->buffer; - while(remrem--) *ff_buf++ = *src_u8++; - } - else - { + while (remrem--) { + *ff_buf++ = *src_u8++; + } + } else { ff_buf = f->buffer; // wrap around to beginning } // Write data wrapped part - if (wrap_bytes > 0) _ff_push_const_addr(ff_buf, app_buf, wrap_bytes); + if (wrap_bytes > 0) { + _ff_push_const_addr(ff_buf, app_buf, wrap_bytes); + } } break; #endif - default: break; + + default: + break; // unknown mode } } // get one item from fifo WITHOUT updating read pointer -static inline void _ff_pull(tu_fifo_t* f, void * app_buf, uint16_t rel) -{ +static inline void _ff_pull(tu_fifo_t *f, void *app_buf, uint16_t rel) { memcpy(app_buf, f->buffer + (rel * f->item_size), f->item_size); } // get n items from fifo WITHOUT updating read pointer -static void _ff_pull_n(tu_fifo_t* f, void* app_buf, uint16_t n, uint16_t rd_ptr, tu_fifo_copy_mode_t copy_mode) -{ - uint16_t const lin_count = f->depth - rd_ptr; - uint16_t const wrap_count = n - lin_count; // only used if wrapped +static void _ff_pull_n(tu_fifo_t *f, void *app_buf, uint16_t n, uint16_t rd_ptr, tu_fifo_copy_mode_t copy_mode) { + const uint16_t lin_count = f->depth - rd_ptr; + const uint16_t wrap_count = n - lin_count; // only used if wrapped - uint16_t lin_bytes = lin_count * f->item_size; + uint16_t lin_bytes = lin_count * f->item_size; uint16_t wrap_bytes = wrap_count * f->item_size; // current buffer of fifo - uint8_t* ff_buf = f->buffer + (rd_ptr * f->item_size); + uint8_t *ff_buf = f->buffer + (rd_ptr * f->item_size); - switch (copy_mode) - { + switch (copy_mode) { case TU_FIFO_COPY_INC: - if ( n <= lin_count ) - { + if (n <= lin_count) { // Linear only - memcpy(app_buf, ff_buf, n*f->item_size); - } - else - { + memcpy(app_buf, ff_buf, n * f->item_size); + } else { // Wrap around // Read data from linear part of buffer memcpy(app_buf, ff_buf, lin_bytes); // Read data wrapped part - memcpy((uint8_t*) app_buf + lin_bytes, f->buffer, wrap_bytes); + memcpy((uint8_t *)app_buf + lin_bytes, f->buffer, wrap_bytes); } - break; + break; + #ifdef TUP_MEM_CONST_ADDR case TU_FIFO_COPY_CST_FULL_WORDS: - if ( n <= lin_count ) - { + if (n <= lin_count) { // Linear only - _ff_pull_const_addr(app_buf, ff_buf, n*f->item_size); - } - else - { + _ff_pull_const_addr(app_buf, ff_buf, n * f->item_size); + } else { // Wrap around case // Read full words from linear part of buffer @@ -284,36 +273,41 @@ static void _ff_pull_n(tu_fifo_t* f, void* app_buf, uint16_t n, uint16_t rd_ptr, // There could be odd 1-3 bytes before the wrap-around boundary uint8_t rem = lin_bytes & 0x03; - if (rem > 0) - { - volatile uint32_t * reg_tx = (volatile uint32_t *) app_buf; + if (rem > 0) { + volatile uint32_t *reg_tx = (volatile uint32_t *)app_buf; - uint8_t remrem = (uint8_t) tu_min16(wrap_bytes, 4-rem); + uint8_t remrem = (uint8_t)tu_min16(wrap_bytes, 4 - rem); wrap_bytes -= remrem; - uint32_t tmp32=0; - uint8_t * dst_u8 = (uint8_t *)&tmp32; + uint32_t tmp32 = 0; + uint8_t *dst_u8 = (uint8_t *)&tmp32; // Read 1-3 bytes before wrapped boundary - while(rem--) *dst_u8++ = *ff_buf++; + while (rem--) { + *dst_u8++ = *ff_buf++; + } // Read more bytes from beginning to complete a word ff_buf = f->buffer; - while(remrem--) *dst_u8++ = *ff_buf++; + while (remrem--) { + *dst_u8++ = *ff_buf++; + } *reg_tx = tmp32; - } - else - { + } else { ff_buf = f->buffer; // wrap around to beginning } // Read data wrapped part - if (wrap_bytes > 0) _ff_pull_const_addr(app_buf, ff_buf, wrap_bytes); + if (wrap_bytes > 0) { + _ff_pull_const_addr(app_buf, ff_buf, wrap_bytes); + } } - break; + break; #endif - default: break; + + default: + break; // unknown mode } } @@ -322,24 +316,18 @@ static void _ff_pull_n(tu_fifo_t* f, void* app_buf, uint16_t n, uint16_t rd_ptr, //--------------------------------------------------------------------+ // return only the index difference and as such can be used to determine an overflow i.e overflowable count -TU_ATTR_ALWAYS_INLINE static inline -uint16_t _ff_count(uint16_t depth, uint16_t wr_idx, uint16_t rd_idx) -{ +TU_ATTR_ALWAYS_INLINE static inline uint16_t _ff_count(uint16_t depth, uint16_t wr_idx, uint16_t rd_idx) { // In case we have non-power of two depth we need a further modification - if (wr_idx >= rd_idx) - { - return (uint16_t) (wr_idx - rd_idx); - } else - { - return (uint16_t) (2*depth - (rd_idx - wr_idx)); + if (wr_idx >= rd_idx) { + return (uint16_t)(wr_idx - rd_idx); + } else { + return (uint16_t)(2 * depth - (rd_idx - wr_idx)); } } // return remaining slot in fifo -TU_ATTR_ALWAYS_INLINE static inline -uint16_t _ff_remaining(uint16_t depth, uint16_t wr_idx, uint16_t rd_idx) -{ - uint16_t const count = _ff_count(depth, wr_idx, rd_idx); +TU_ATTR_ALWAYS_INLINE static inline uint16_t _ff_remaining(uint16_t depth, uint16_t wr_idx, uint16_t rd_idx) { + const uint16_t count = _ff_count(depth, wr_idx, rd_idx); return (depth > count) ? (depth - count) : 0; } @@ -349,16 +337,14 @@ uint16_t _ff_remaining(uint16_t depth, uint16_t wr_idx, uint16_t rd_idx) // Advance an absolute index // "absolute" index is only in the range of [0..2*depth) -static uint16_t advance_index(uint16_t depth, uint16_t idx, uint16_t offset) -{ +static uint16_t advance_index(uint16_t depth, uint16_t idx, uint16_t offset) { // We limit the index space of p such that a correct wrap around happens // Check for a wrap around or if we are in unused index space - This has to be checked first!! // We are exploiting the wrap around to the correct index - uint16_t new_idx = (uint16_t) (idx + offset); - if ( (idx > new_idx) || (new_idx >= 2*depth) ) - { - uint16_t const non_used_index_space = (uint16_t) (UINT16_MAX - (2*depth-1)); - new_idx = (uint16_t) (new_idx + non_used_index_space); + uint16_t new_idx = (uint16_t)(idx + offset); + if ((idx > new_idx) || (new_idx >= 2 * depth)) { + const uint16_t non_used_index_space = (uint16_t)(UINT16_MAX - (2 * depth - 1)); + new_idx = (uint16_t)(new_idx + non_used_index_space); } return new_idx; @@ -366,14 +352,12 @@ static uint16_t advance_index(uint16_t depth, uint16_t idx, uint16_t offset) #if 0 // not used but // Backward an absolute index -static uint16_t backward_index(uint16_t depth, uint16_t idx, uint16_t offset) -{ +static uint16_t backward_index(uint16_t depth, uint16_t idx, uint16_t offset) { // We limit the index space of p such that a correct wrap around happens // Check for a wrap around or if we are in unused index space - This has to be checked first!! // We are exploiting the wrap around to the correct index uint16_t new_idx = (uint16_t) (idx - offset); - if ( (idx < new_idx) || (new_idx >= 2*depth) ) - { + if ( (idx < new_idx) || (new_idx >= 2*depth) ) { uint16_t const non_used_index_space = (uint16_t) (UINT16_MAX - (2*depth-1)); new_idx = (uint16_t) (new_idx - non_used_index_space); } @@ -383,26 +367,22 @@ static uint16_t backward_index(uint16_t depth, uint16_t idx, uint16_t offset) #endif // index to pointer, simply an modulo with minus. -TU_ATTR_ALWAYS_INLINE static inline -uint16_t idx2ptr(uint16_t depth, uint16_t idx) -{ +TU_ATTR_ALWAYS_INLINE static inline uint16_t idx2ptr(uint16_t depth, uint16_t idx) { // Only run at most 3 times since index is limit in the range of [0..2*depth) - while ( idx >= depth ) idx -= depth; + while (idx >= depth) { + idx -= depth; + } return idx; } // Works on local copies of w // When an overwritable fifo is overflowed, rd_idx will be re-index so that it forms // an full fifo i.e _ff_count() = depth -TU_ATTR_ALWAYS_INLINE static inline -uint16_t _ff_correct_read_index(tu_fifo_t* f, uint16_t wr_idx) -{ +TU_ATTR_ALWAYS_INLINE static inline uint16_t _ff_correct_read_index(tu_fifo_t *f, uint16_t wr_idx) { uint16_t rd_idx; - if ( wr_idx >= f->depth ) - { + if (wr_idx >= f->depth) { rd_idx = wr_idx - f->depth; - }else - { + } else { rd_idx = wr_idx + f->depth; } @@ -413,16 +393,16 @@ uint16_t _ff_correct_read_index(tu_fifo_t* f, uint16_t wr_idx) // Works on local copies of w and r // Must be protected by mutexes since in case of an overflow read pointer gets modified -static bool _tu_fifo_peek(tu_fifo_t* f, void * p_buffer, uint16_t wr_idx, uint16_t rd_idx) -{ +static bool _tu_fifo_peek(tu_fifo_t *f, void *p_buffer, uint16_t wr_idx, uint16_t rd_idx) { uint16_t cnt = _ff_count(f->depth, wr_idx, rd_idx); // nothing to peek - if ( cnt == 0 ) return false; + if (cnt == 0) { + return false; + } // Check overflow and correct if required - if ( cnt > f->depth ) - { + if (cnt > f->depth) { rd_idx = _ff_correct_read_index(f, wr_idx); } @@ -436,22 +416,25 @@ static bool _tu_fifo_peek(tu_fifo_t* f, void * p_buffer, uint16_t wr_idx, uint16 // Works on local copies of w and r // Must be protected by mutexes since in case of an overflow read pointer gets modified -static uint16_t _tu_fifo_peek_n(tu_fifo_t* f, void * p_buffer, uint16_t n, uint16_t wr_idx, uint16_t rd_idx, tu_fifo_copy_mode_t copy_mode) -{ +static uint16_t _tu_fifo_peek_n( + tu_fifo_t *f, void *p_buffer, uint16_t n, uint16_t wr_idx, uint16_t rd_idx, tu_fifo_copy_mode_t copy_mode) { uint16_t cnt = _ff_count(f->depth, wr_idx, rd_idx); // nothing to peek - if ( cnt == 0 ) return 0; + if (cnt == 0) { + return 0; + } // Check overflow and correct if required - if ( cnt > f->depth ) - { + if (cnt > f->depth) { rd_idx = _ff_correct_read_index(f, wr_idx); - cnt = f->depth; + cnt = f->depth; } // Check if we can read something at and after offset - if too less is available we read what remains - if ( cnt < n ) n = cnt; + if (cnt < n) { + n = cnt; + } uint16_t rd_ptr = idx2ptr(f->depth, rd_idx); @@ -461,40 +444,36 @@ static uint16_t _tu_fifo_peek_n(tu_fifo_t* f, void * p_buffer, uint16_t n, uint1 return n; } -static uint16_t _tu_fifo_write_n(tu_fifo_t* f, const void * data, uint16_t n, tu_fifo_copy_mode_t copy_mode) -{ - if ( n == 0 ) return 0; +static uint16_t _tu_fifo_write_n(tu_fifo_t *f, const void *data, uint16_t n, tu_fifo_copy_mode_t copy_mode) { + if (n == 0) { + return 0; + } _ff_lock(f->mutex_wr); uint16_t wr_idx = f->wr_idx; uint16_t rd_idx = f->rd_idx; - uint8_t const* buf8 = (uint8_t const*) data; + const uint8_t *buf8 = (const uint8_t *)data; - TU_LOG(TU_FIFO_DBG, "rd = %3u, wr = %3u, count = %3u, remain = %3u, n = %3u: ", - rd_idx, wr_idx, _ff_count(f->depth, wr_idx, rd_idx), _ff_remaining(f->depth, wr_idx, rd_idx), n); + TU_LOG( + TU_FIFO_DBG, "rd = %3u, wr = %3u, count = %3u, remain = %3u, n = %3u: ", rd_idx, wr_idx, + _ff_count(f->depth, wr_idx, rd_idx), _ff_remaining(f->depth, wr_idx, rd_idx), n); - if ( !f->overwritable ) - { + if (!f->overwritable) { // limit up to full - uint16_t const remain = _ff_remaining(f->depth, wr_idx, rd_idx); - n = tu_min16(n, remain); - } - else - { + const uint16_t remain = _ff_remaining(f->depth, wr_idx, rd_idx); + n = tu_min16(n, remain); + } else { // In over-writable mode, fifo_write() is allowed even when fifo is full. In such case, // oldest data in fifo i.e at read pointer data will be overwritten // Note: we can modify read buffer contents but we must not modify the read index itself within a write function! // Since it would end up in a race condition with read functions! - if ( n >= f->depth ) - { + if (n >= f->depth) { // Only copy last part - if ( copy_mode == TU_FIFO_COPY_INC ) - { + if (copy_mode == TU_FIFO_COPY_INC) { buf8 += (n - f->depth) * f->item_size; - }else - { + } else { // TODO should read from hw fifo to discard data, however reading an odd number could // accidentally discard data. } @@ -503,12 +482,9 @@ static uint16_t _tu_fifo_write_n(tu_fifo_t* f, const void * data, uint16_t n, tu // We start writing at the read pointer's position since we fill the whole buffer wr_idx = rd_idx; - } - else - { - uint16_t const overflowable_count = _ff_count(f->depth, wr_idx, rd_idx); - if (overflowable_count + n >= 2*f->depth) - { + } else { + const uint16_t overflowable_count = _ff_count(f->depth, wr_idx, rd_idx); + if (overflowable_count + n >= 2 * f->depth) { // Double overflowed // Index is bigger than the allowed range [0,2*depth) // re-position write index to have a full fifo after pushed @@ -518,8 +494,7 @@ static uint16_t _tu_fifo_write_n(tu_fifo_t* f, const void * data, uint16_t n, tu // However memmove() is expensive due to actual copying + wrapping consideration. // Also race condition could happen anyway if read() is invoke while moving result in corrupted memory // currently deliberately not implemented --> result in incorrect data read back - }else - { + } else { // normal + single overflowed: // Index is in the range of [0,2*depth) and thus detect and recoverable. Recovering is handled in read() // Therefore we just increase write index @@ -528,16 +503,11 @@ static uint16_t _tu_fifo_write_n(tu_fifo_t* f, const void * data, uint16_t n, tu } } - if (n) - { + if (n) { uint16_t wr_ptr = idx2ptr(f->depth, wr_idx); - TU_LOG(TU_FIFO_DBG, "actual_n = %u, wr_ptr = %u", n, wr_ptr); - // Write data _ff_push_n(f, buf8, n, wr_ptr, copy_mode); - - // Advance index f->wr_idx = advance_index(f->depth, wr_idx, n); TU_LOG(TU_FIFO_DBG, "\tnew_wr = %u\r\n", f->wr_idx); @@ -548,8 +518,7 @@ static uint16_t _tu_fifo_write_n(tu_fifo_t* f, const void * data, uint16_t n, tu return n; } -static uint16_t _tu_fifo_read_n(tu_fifo_t* f, void * buffer, uint16_t n, tu_fifo_copy_mode_t copy_mode) -{ +static uint16_t _tu_fifo_read_n(tu_fifo_t *f, void *buffer, uint16_t n, tu_fifo_copy_mode_t copy_mode) { _ff_lock(f->mutex_rd); // Peek the data @@ -582,8 +551,7 @@ static uint16_t _tu_fifo_read_n(tu_fifo_t* f, void * buffer, uint16_t n, tu_fifo @returns Number of items in FIFO */ /******************************************************************************/ -uint16_t tu_fifo_count(tu_fifo_t* f) -{ +uint16_t tu_fifo_count(tu_fifo_t *f) { return tu_min16(_ff_count(f->depth, f->wr_idx, f->rd_idx), f->depth); } @@ -600,8 +568,7 @@ uint16_t tu_fifo_count(tu_fifo_t* f) @returns Number of items in FIFO */ /******************************************************************************/ -bool tu_fifo_empty(tu_fifo_t* f) -{ +bool tu_fifo_empty(tu_fifo_t *f) { return f->wr_idx == f->rd_idx; } @@ -618,8 +585,7 @@ bool tu_fifo_empty(tu_fifo_t* f) @returns Number of items in FIFO */ /******************************************************************************/ -bool tu_fifo_full(tu_fifo_t* f) -{ +bool tu_fifo_full(tu_fifo_t *f) { return _ff_count(f->depth, f->wr_idx, f->rd_idx) >= f->depth; } @@ -636,8 +602,7 @@ bool tu_fifo_full(tu_fifo_t* f) @returns Number of items in FIFO */ /******************************************************************************/ -uint16_t tu_fifo_remaining(tu_fifo_t* f) -{ +uint16_t tu_fifo_remaining(tu_fifo_t *f) { return _ff_remaining(f->depth, f->wr_idx, f->rd_idx); } @@ -662,14 +627,12 @@ uint16_t tu_fifo_remaining(tu_fifo_t* f) @returns True if overflow happened */ /******************************************************************************/ -bool tu_fifo_overflowed(tu_fifo_t* f) -{ +bool tu_fifo_overflowed(tu_fifo_t *f) { return _ff_count(f->depth, f->wr_idx, f->rd_idx) > f->depth; } // Only use in case tu_fifo_overflow() returned true! -void tu_fifo_correct_read_pointer(tu_fifo_t* f) -{ +void tu_fifo_correct_read_pointer(tu_fifo_t *f) { _ff_lock(f->mutex_rd); _ff_correct_read_index(f, f->wr_idx); _ff_unlock(f->mutex_rd); @@ -691,8 +654,7 @@ void tu_fifo_correct_read_pointer(tu_fifo_t* f) @returns TRUE if the queue is not empty */ /******************************************************************************/ -bool tu_fifo_read(tu_fifo_t* f, void * buffer) -{ +bool tu_fifo_read(tu_fifo_t *f, void *buffer) { _ff_lock(f->mutex_rd); // Peek the data @@ -722,8 +684,7 @@ bool tu_fifo_read(tu_fifo_t* f, void * buffer) @returns number of items read from the FIFO */ /******************************************************************************/ -uint16_t tu_fifo_read_n(tu_fifo_t* f, void * buffer, uint16_t n) -{ +uint16_t tu_fifo_read_n(tu_fifo_t *f, void *buffer, uint16_t n) { return _tu_fifo_read_n(f, buffer, n, TU_FIFO_COPY_INC); } @@ -745,8 +706,7 @@ uint16_t tu_fifo_read_n(tu_fifo_t* f, void * buffer, uint16_t n) @returns number of items read from the FIFO */ /******************************************************************************/ -uint16_t tu_fifo_read_n_const_addr_full_words(tu_fifo_t* f, void * buffer, uint16_t n) -{ +uint16_t tu_fifo_read_n_const_addr_full_words(tu_fifo_t *f, void *buffer, uint16_t n) { return _tu_fifo_read_n(f, buffer, n, TU_FIFO_COPY_CST_FULL_WORDS); } #endif @@ -764,8 +724,7 @@ uint16_t tu_fifo_read_n_const_addr_full_words(tu_fifo_t* f, void * buffer, uint1 @returns TRUE if the queue is not empty */ /******************************************************************************/ -bool tu_fifo_peek(tu_fifo_t* f, void * p_buffer) -{ +bool tu_fifo_peek(tu_fifo_t *f, void *p_buffer) { _ff_lock(f->mutex_rd); bool ret = _tu_fifo_peek(f, p_buffer, f->wr_idx, f->rd_idx); _ff_unlock(f->mutex_rd); @@ -787,8 +746,7 @@ bool tu_fifo_peek(tu_fifo_t* f, void * p_buffer) @returns Number of bytes written to p_buffer */ /******************************************************************************/ -uint16_t tu_fifo_peek_n(tu_fifo_t* f, void * p_buffer, uint16_t n) -{ +uint16_t tu_fifo_peek_n(tu_fifo_t *f, void *p_buffer, uint16_t n) { _ff_lock(f->mutex_rd); uint16_t ret = _tu_fifo_peek_n(f, p_buffer, n, f->wr_idx, f->rd_idx, TU_FIFO_COPY_INC); _ff_unlock(f->mutex_rd); @@ -811,27 +769,19 @@ uint16_t tu_fifo_peek_n(tu_fifo_t* f, void * p_buffer, uint16_t n) FIFO will always return TRUE) */ /******************************************************************************/ -bool tu_fifo_write(tu_fifo_t* f, const void * data) -{ +bool tu_fifo_write(tu_fifo_t *f, const void *data) { _ff_lock(f->mutex_wr); - bool ret; - uint16_t const wr_idx = f->wr_idx; + bool ret; + const uint16_t wr_idx = f->wr_idx; - if ( tu_fifo_full(f) && !f->overwritable ) - { + if (tu_fifo_full(f) && !f->overwritable) { ret = false; - }else - { + } else { uint16_t wr_ptr = idx2ptr(f->depth, wr_idx); - - // Write data _ff_push(f, data, wr_ptr); - - // Advance pointer f->wr_idx = advance_index(f->depth, wr_idx, 1); - - ret = true; + ret = true; } _ff_unlock(f->mutex_wr); @@ -853,8 +803,7 @@ bool tu_fifo_write(tu_fifo_t* f, const void * data) @return Number of written elements */ /******************************************************************************/ -uint16_t tu_fifo_write_n(tu_fifo_t* f, const void * data, uint16_t n) -{ +uint16_t tu_fifo_write_n(tu_fifo_t *f, const void *data, uint16_t n) { return _tu_fifo_write_n(f, data, n, TU_FIFO_COPY_INC); } @@ -874,8 +823,7 @@ uint16_t tu_fifo_write_n(tu_fifo_t* f, const void * data, uint16_t n) @return Number of written elements */ /******************************************************************************/ -uint16_t tu_fifo_write_n_const_addr_full_words(tu_fifo_t* f, const void * data, uint16_t n) -{ +uint16_t tu_fifo_write_n_const_addr_full_words(tu_fifo_t *f, const void *data, uint16_t n) { return _tu_fifo_write_n(f, data, n, TU_FIFO_COPY_CST_FULL_WORDS); } #endif @@ -888,8 +836,7 @@ uint16_t tu_fifo_write_n_const_addr_full_words(tu_fifo_t* f, const void * data, Pointer to the FIFO buffer to manipulate */ /******************************************************************************/ -bool tu_fifo_clear(tu_fifo_t *f) -{ +bool tu_fifo_clear(tu_fifo_t *f) { _ff_lock(f->mutex_wr); _ff_lock(f->mutex_rd); @@ -943,8 +890,7 @@ bool tu_fifo_set_overwritable(tu_fifo_t *f, bool overwritable) { Number of items the write pointer moves forward */ /******************************************************************************/ -void tu_fifo_advance_write_pointer(tu_fifo_t *f, uint16_t n) -{ +void tu_fifo_advance_write_pointer(tu_fifo_t *f, uint16_t n) { f->wr_idx = advance_index(f->depth, f->wr_idx, n); } @@ -964,8 +910,7 @@ void tu_fifo_advance_write_pointer(tu_fifo_t *f, uint16_t n) Number of items the read pointer moves forward */ /******************************************************************************/ -void tu_fifo_advance_read_pointer(tu_fifo_t *f, uint16_t n) -{ +void tu_fifo_advance_read_pointer(tu_fifo_t *f, uint16_t n) { f->rd_idx = advance_index(f->depth, f->rd_idx, n); } @@ -984,8 +929,7 @@ void tu_fifo_advance_read_pointer(tu_fifo_t *f, uint16_t n) Pointer to struct which holds the desired infos */ /******************************************************************************/ -void tu_fifo_get_read_info(tu_fifo_t *f, tu_fifo_buffer_info_t *info) -{ +void tu_fifo_get_read_info(tu_fifo_t *f, tu_fifo_buffer_info_t *info) { // Operate on temporary values in case they change in between uint16_t wr_idx = f->wr_idx; uint16_t rd_idx = f->rd_idx; @@ -993,8 +937,7 @@ void tu_fifo_get_read_info(tu_fifo_t *f, tu_fifo_buffer_info_t *info) uint16_t cnt = _ff_count(f->depth, wr_idx, rd_idx); // Check overflow and correct if required - may happen in case a DMA wrote too fast - if (cnt > f->depth) - { + if (cnt > f->depth) { _ff_lock(f->mutex_rd); rd_idx = _ff_correct_read_index(f, wr_idx); _ff_unlock(f->mutex_rd); @@ -1003,8 +946,7 @@ void tu_fifo_get_read_info(tu_fifo_t *f, tu_fifo_buffer_info_t *info) } // Check if fifo is empty - if (cnt == 0) - { + if (cnt == 0) { info->len_lin = 0; info->len_wrap = 0; info->ptr_lin = NULL; @@ -1020,17 +962,14 @@ void tu_fifo_get_read_info(tu_fifo_t *f, tu_fifo_buffer_info_t *info) info->ptr_lin = &f->buffer[rd_ptr]; // Check if there is a wrap around necessary - if (wr_ptr > rd_ptr) - { + if (wr_ptr > rd_ptr) { // Non wrapping case - info->len_lin = cnt; + info->len_lin = cnt; info->len_wrap = 0; info->ptr_wrap = NULL; - } - else - { - info->len_lin = f->depth - rd_ptr; // Also the case if FIFO was full + } else { + info->len_lin = f->depth - rd_ptr; // Also the case if FIFO was full info->len_wrap = cnt - info->len_lin; info->ptr_wrap = f->buffer; @@ -1052,14 +991,12 @@ void tu_fifo_get_read_info(tu_fifo_t *f, tu_fifo_buffer_info_t *info) Pointer to struct which holds the desired infos */ /******************************************************************************/ -void tu_fifo_get_write_info(tu_fifo_t *f, tu_fifo_buffer_info_t *info) -{ +void tu_fifo_get_write_info(tu_fifo_t *f, tu_fifo_buffer_info_t *info) { uint16_t wr_idx = f->wr_idx; uint16_t rd_idx = f->rd_idx; uint16_t remain = _ff_remaining(f->depth, wr_idx, rd_idx); - if (remain == 0) - { + if (remain == 0) { info->len_lin = 0; info->len_wrap = 0; info->ptr_lin = NULL; @@ -1074,15 +1011,12 @@ void tu_fifo_get_write_info(tu_fifo_t *f, tu_fifo_buffer_info_t *info) // Copy pointer to buffer to start writing to info->ptr_lin = &f->buffer[wr_ptr]; - if (wr_ptr < rd_ptr) - { + if (wr_ptr < rd_ptr) { // Non wrapping case - info->len_lin = rd_ptr-wr_ptr; + info->len_lin = rd_ptr - wr_ptr; info->len_wrap = 0; info->ptr_wrap = NULL; - } - else - { + } else { info->len_lin = f->depth - wr_ptr; info->len_wrap = remain - info->len_lin; // Remaining length - n already was limited to remain or FIFO depth info->ptr_wrap = f->buffer; // Always start of buffer diff --git a/src/common/tusb_fifo.h b/src/common/tusb_fifo.h index f2a6c5469..0f4ba00d8 100644 --- a/src/common/tusb_fifo.h +++ b/src/common/tusb_fifo.h @@ -104,16 +104,16 @@ extern "C" { * | R | 1 | 2 | W | 4 | 5 | */ typedef struct { - uint8_t* buffer ; // buffer pointer - uint16_t depth ; // max items + uint8_t *buffer; // buffer pointer + uint16_t depth; // max items struct TU_ATTR_PACKED { - uint16_t item_size : 15; // size of each item - bool overwritable : 1 ; // ovwerwritable when full + uint16_t item_size : 15; // size of each item + bool overwritable : 1; // ovwerwritable when full }; - volatile uint16_t wr_idx ; // write index - volatile uint16_t rd_idx ; // read index + volatile uint16_t wr_idx; // write index + volatile uint16_t rd_idx; // read index #if OSAL_MUTEX_REQUIRED osal_mutex_t mutex_wr; @@ -129,12 +129,13 @@ typedef struct { void * ptr_wrap ; ///< wrapped part start pointer } tu_fifo_buffer_info_t; -#define TU_FIFO_INIT(_buffer, _depth, _type, _overwritable){\ - .buffer = _buffer, \ - .depth = _depth, \ - .item_size = sizeof(_type), \ - .overwritable = _overwritable, \ -} +#define TU_FIFO_INIT(_buffer, _depth, _type, _overwritable) \ + { \ + .buffer = _buffer, \ + .depth = _depth, \ + .item_size = sizeof(_type), \ + .overwritable = _overwritable, \ + } #define TU_FIFO_DEF(_name, _depth, _type, _overwritable) \ uint8_t _name##_buf[_depth*sizeof(_type)]; \ diff --git a/src/common/tusb_private.h b/src/common/tusb_private.h index 5e1d59233..dcd5c45d6 100644 --- a/src/common/tusb_private.h +++ b/src/common/tusb_private.h @@ -40,6 +40,12 @@ extern tusb_role_t _tusb_rhport_role[TUP_USBIP_CONTROLLER_NUM]; // Endpoint //--------------------------------------------------------------------+ +enum { + TU_EDPT_STATE_BUSY = 0x01, + TU_EDPT_STATE_STALLED = 0x02, + TU_EDPT_STATE_CLAIMED = 0x04, +}; + typedef struct TU_ATTR_PACKED { volatile uint8_t busy : 1; volatile uint8_t stalled : 1; @@ -48,8 +54,8 @@ typedef struct TU_ATTR_PACKED { typedef struct { struct TU_ATTR_PACKED { - uint8_t is_host : 1; // 1: host, 0: device - uint8_t is_mps512 : 1; // 1: 512, 0: 64 since stream is used for Bulk only + bool is_host : 1; // 1: host, 0: device + bool is_mps512 : 1; // 1: 512, 0: 64 since stream is used for Bulk only }; uint8_t ep_addr; uint16_t ep_bufsize; @@ -93,21 +99,18 @@ bool tu_edpt_stream_init(tu_edpt_stream_t* s, bool is_host, bool is_tx, bool ove bool tu_edpt_stream_deinit(tu_edpt_stream_t* s); // Open an stream for an endpoint -TU_ATTR_ALWAYS_INLINE static inline -void tu_edpt_stream_open(tu_edpt_stream_t* s, tusb_desc_endpoint_t const *desc_ep) { +TU_ATTR_ALWAYS_INLINE static inline void tu_edpt_stream_open(tu_edpt_stream_t* s, tusb_desc_endpoint_t const *desc_ep) { tu_fifo_clear(&s->ff); s->ep_addr = desc_ep->bEndpointAddress; - s->is_mps512 = (tu_edpt_packet_size(desc_ep) == 512) ? 1 : 0; + s->is_mps512 = tu_edpt_packet_size(desc_ep) == 512; } -TU_ATTR_ALWAYS_INLINE static inline -void tu_edpt_stream_close(tu_edpt_stream_t* s) { +TU_ATTR_ALWAYS_INLINE static inline void tu_edpt_stream_close(tu_edpt_stream_t* s) { s->ep_addr = 0; } // Clear fifo -TU_ATTR_ALWAYS_INLINE static inline -bool tu_edpt_stream_clear(tu_edpt_stream_t* s) { +TU_ATTR_ALWAYS_INLINE static inline bool tu_edpt_stream_clear(tu_edpt_stream_t* s) { return tu_fifo_clear(&s->ff); } diff --git a/src/tusb.c b/src/tusb.c index be67eead2..7411f19df 100644 --- a/src/tusb.c +++ b/src/tusb.c @@ -117,11 +117,15 @@ bool tusb_inited(void) { bool ret = false; #if CFG_TUD_ENABLED - ret = ret || tud_inited(); + if (tud_inited()) { + ret = true; + } #endif #if CFG_TUH_ENABLED - ret = ret || tuh_inited(); + if (tuh_inited()) { + ret = true; + } #endif return ret; @@ -209,7 +213,8 @@ bool tu_edpt_claim(tu_edpt_state_t* ep_state, osal_mutex_t mutex) { (void) mutex; // pre-check to help reducing mutex lock - TU_VERIFY((ep_state->busy == 0) && (ep_state->claimed == 0)); + TU_VERIFY(ep_state->busy == 0); + TU_VERIFY(ep_state->claimed == 0); (void) osal_mutex_lock(mutex, OSAL_TIMEOUT_WAIT_FOREVER); // can only claim the endpoint if it is not busy and not claimed yet. @@ -298,7 +303,7 @@ uint16_t tu_desc_get_interface_total_len(tusb_desc_interface_t const* desc_itf, uint8_t const* p_desc = (uint8_t const*) desc_itf; uint16_t len = 0; - while (itf_count--) { + while ((itf_count--) > 0) { // Next on interface desc len += tu_desc_len(desc_itf); p_desc = tu_desc_next(p_desc); @@ -337,7 +342,7 @@ bool tu_edpt_stream_init(tu_edpt_stream_t* s, bool is_host, bool is_tx, bool ove tu_fifo_config(&s->ff, ff_buf, ff_bufsize, 1, overwritable); #if OSAL_MUTEX_REQUIRED - if (ff_buf && ff_bufsize) { + if (ff_buf != NULL && ff_bufsize > 0) { osal_mutex_t new_mutex = osal_mutex_create(&s->ff_mutexdef); tu_fifo_config_mutex(&s->ff, is_tx ? new_mutex : NULL, is_tx ? NULL : new_mutex); } @@ -352,9 +357,13 @@ bool tu_edpt_stream_init(tu_edpt_stream_t* s, bool is_host, bool is_tx, bool ove bool tu_edpt_stream_deinit(tu_edpt_stream_t* s) { (void) s; #if OSAL_MUTEX_REQUIRED - if (s->ff.mutex_wr) osal_mutex_delete(s->ff.mutex_wr); - if (s->ff.mutex_rd) osal_mutex_delete(s->ff.mutex_rd); - #endif + if (s->ff.mutex_wr) { + osal_mutex_delete(s->ff.mutex_wr); + } + if (s->ff.mutex_rd) { + osal_mutex_delete(s->ff.mutex_rd); + } +#endif return true; } @@ -403,7 +412,7 @@ TU_ATTR_ALWAYS_INLINE static inline bool stream_release(uint8_t hwid, tu_edpt_st bool tu_edpt_stream_write_zlp_if_needed(uint8_t hwid, tu_edpt_stream_t* s, uint32_t last_xferred_bytes) { // ZLP condition: no pending data, last transferred bytes is multiple of packet size const uint16_t mps = s->is_mps512 ? TUSB_EPSIZE_BULK_HS : TUSB_EPSIZE_BULK_FS; - TU_VERIFY(!tu_fifo_count(&s->ff) && last_xferred_bytes && (0 == (last_xferred_bytes & (mps - 1)))); + TU_VERIFY(!tu_fifo_count(&s->ff) && last_xferred_bytes > 0 && (0 == (last_xferred_bytes & (mps - 1)))); TU_VERIFY(stream_claim(hwid, s)); TU_ASSERT(stream_xfer(hwid, s, 0)); return true; @@ -411,14 +420,13 @@ bool tu_edpt_stream_write_zlp_if_needed(uint8_t hwid, tu_edpt_stream_t* s, uint3 uint32_t tu_edpt_stream_write_xfer(uint8_t hwid, tu_edpt_stream_t* s) { // skip if no data - TU_VERIFY(tu_fifo_count(&s->ff), 0); - + TU_VERIFY(tu_fifo_count(&s->ff) > 0, 0); TU_VERIFY(stream_claim(hwid, s), 0); // Pull data from FIFO -> EP buf uint16_t const count = tu_fifo_read_n(&s->ff, s->ep_buf, s->ep_bufsize); - if (count) { + if (count > 0) { TU_ASSERT(stream_xfer(hwid, s, count), 0); return count; } else { @@ -430,7 +438,7 @@ uint32_t tu_edpt_stream_write_xfer(uint8_t hwid, tu_edpt_stream_t* s) { } uint32_t tu_edpt_stream_write(uint8_t hwid, tu_edpt_stream_t* s, void const* buffer, uint32_t bufsize) { - TU_VERIFY(bufsize); // TODO support ZLP + TU_VERIFY(bufsize > 0); // TODO support ZLP if (0 == tu_fifo_depth(&s->ff)) { // no fifo for buffered @@ -453,7 +461,7 @@ uint32_t tu_edpt_stream_write(uint8_t hwid, tu_edpt_stream_t* s, void const* buf } uint32_t tu_edpt_stream_write_available(uint8_t hwid, tu_edpt_stream_t* s) { - if (tu_fifo_depth(&s->ff)) { + if (tu_fifo_depth(&s->ff) > 0) { return (uint32_t) tu_fifo_remaining(&s->ff); } else { bool is_busy = true; @@ -596,7 +604,7 @@ void tu_print_mem(void const* buf, uint32_t count, uint8_t indent) { // fill up last row to 16 for printing ascii const uint32_t remain = count % 16; uint8_t nback = (uint8_t) (remain ? remain : 16); - if (remain) { + if (remain > 0) { for (uint32_t i = 0; i < 16 - remain; i++) { tu_printf(" "); for (int j = 0; j < 2 * size; j++) { -- cgit v1.3.1