diff options
Diffstat (limited to 'src/class/audio/audio.h')
| -rw-r--r-- | src/class/audio/audio.h | 30 |
1 files changed, 15 insertions, 15 deletions
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 - //--------------------------------------------------------------------+ +//--------------------------------------------------------------------+ +// 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 { @@ -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; |