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snd_pcm_lib_preallocate_pages_for_all
Langue: en
Version: June 2009 (debian - 07/07/09)
Section: 9 (Appels noyau Linux)
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.
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