1. NAME▲

snd_pcm_lib_preallocate_pages_for_all - pre-allocation for continuous memory type (all substreams)

2. SYNOPSIS ▲

int snd_pcm_lib_preallocate_pages_for_all(struct snd_pcm *  pcm , int  type , void *  data , size_t  size , size_t  max );

3. ARGUMENTS ▲

pcm
    the pcm instance

type
    DMA type (SNDRV_DMA_TYPE_*)

data
    DMA type dependent data

size
    the requested pre-allocation size in bytes

max
    the max. allowed pre-allocation size

4. DESCRIPTION ▲

Do pre-allocation to all substreams of the given pcm for the specified DMA type.

5. RETURN ▲

Zero if successful, or a negative error code on failure.

6. COPYRIGHT ▲