snd_dma_alloc_pages (9) - Linux Manuals
snd_dma_alloc_pages: allocate the buffer area according to the given type
NAME
snd_dma_alloc_pages - allocate the buffer area according to the given type
SYNOPSIS
-
int snd_dma_alloc_pages(int
type, struct device * device, size_tsize, struct snd_dma_buffer * dmab);
ARGUMENTS
type
-
- the DMA buffer type
device
- the device pointer
size
- the buffer size to allocate
dmab
- buffer allocation record to store the allocated data
DESCRIPTION
Calls the memory-allocator function for the corresponding buffer type.
RETURN
Zero if the buffer with the given size is allocated successfully, otherwise a negative value on error.
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