Function dma

Free an allocated DMA resource.

enum status_code dma_free(
		struct dma_resource * resource)

This function will free an allocated DMA resource.

Table 1. Parameters
Data direction	Parameter name	Description
[in, out]	resource	Pointer to the DMA resource

Returns

Status of the free procedure.

Table 2. Return Values
Return value	Description
STATUS_OK	The DMA resource was freed successfully
STATUS_BUSY	The DMA resource was busy and can't be freed
STATUS_ERR_NOT_INITIALIZED	DMA resource was not initialized