7.1.4.7 audio_dma_flush_buffer

Flush off the buffers.

int32_t audio_dma_flush_buffer(
    struct audio_dma_descriptor *const desc,
    enum audio_dir dir
)

This function flushes off the write or read buffers and disable the DMA channel.

Parameters

desc

Type: struct audio_dma_descriptor Struct *const

Pointer to audio driver descriptor

dir

Type: enum audio_dir Enum

Identifies flush the read or write queue

Returns

Type: int32_t

The result of comparator n stop the operation.