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HD Audio DDI Structures

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The routines in the two versions of the HD Audio DDI use the following structure types:

HDAUDIO_BUFFER_DESCRIPTOR

HDAUDIO_BUS_INTERFACE

HDAUDIO_BUS_INTERFACE_V2

HDAUDIO_BUS_INTERFACE_BDL

HDAUDIO_CODEC_COMMAND

HDAUDIO_CODEC_RESPONSE

HDAUDIO_CODEC_TRANSFER

HDAUDIO_CONVERTER_FORMAT

HDAUDIO_DEVICE_INFORMATION

HDAUDIO_STREAM_FORMAT