esp_dma_is_buffer_alignment_satisfied() function

Helper function to check if a DMA buffer pointer and size meet both hardware alignment requirements and custom alignment requirements

Syntax

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Summary

Declaration

Definition

bool esp_dma_is_buffer_alignment_satisfied(const void *ptr, size_t size, esp_dma_mem_info_t dma_mem_info);

Argument

Description

ptr

Pointer to the buffer

size

Size of the buffer

dma_mem_info

DMA and memory info, see `esp_dma_mem_info_t`

- True: Buffer is aligned - False: Buffer is not aligned, or buffer is not DMA capable

from examples