snd_pcm_lib_preallocate_pages_for_all
Name
snd_pcm_lib_preallocate_pages_for_all -- pre-allocation for continous memory type (all substreams)
Synopsis
int snd_pcm_lib_preallocate_pages_for_all (struct snd_pcm * pcm, int type, void * data, size_t size, size_t max);
Arguments
pcm the pcm instance
type DMA type (SNDRV_DMA_TYPE_*)
data DMA type dependant data
size the requested pre-allocation size in bytes
max the max. allowed pre-allocation size
Description
Do pre-allocation to all substreams of the given pcm for the
specified DMA type.
Returns zero if successful, or a negative error code on failure.