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SND_HWPARAMS_TO_DMA_(9) PCM API SND_HWPARAMS_TO_DMA_(9)

NAME

snd_hwparams_to_dma_slave_config - Convert hw_params to dma_slave_config

SYNOPSIS

int snd_hwparams_to_dma_slave_config(const struct snd_pcm_substream * substream, const struct snd_pcm_hw_params * params, struct dma_slave_config * slave_config);

ARGUMENTS

substream
PCM substream

params

hw_params

slave_config

DMA slave config

DESCRIPTION

This function can be used to initialize a dma_slave_config from a substream and hw_params in a dmaengine based PCM driver implementation.

COPYRIGHT

April 2019 Kernel Hackers Manual 4.9.