Function dma_descriptor_get_config

Initializes DMA transfer configuration with predefined default values.

void dma_descriptor_get_config_defaults(
		struct dma_descriptor_config * config)

This function will initialize a given DMA descriptor configuration structure to a set of known default values. This function should be called on any new instance of the configuration structure before being modified by the user application.

The default configuration is as follows:

Set the descriptor as valid
Disable event output
No block action
Set beat size as byte
Enable source increment
Enable destination increment
Step size is applied to the destination address
Address increment is beat size multiplied by 1
Default transfer size is set to 0
Default source address is set to NULL
Default destination address is set to NULL
Default next descriptor not available
Table 1. Parameters
Data direction Parameter name Description

[out]

config

Pointer to the configuration

Function dma_descriptor_get_config_defaults()