sgbuf.c File Reference

#include <linux/slab.h>
#include <linux/mm.h>
#include <linux/vmalloc.h>
#include <linux/export.h>
#include <sound/memalloc.h>

Go to the source code of this file.

Macros
#define	SGBUF_TBL_ALIGN   32
#define	sgbuf_align_table(tbl)   ALIGN((tbl), SGBUF_TBL_ALIGN)
#define	MAX_ALLOC_PAGES   32

Functions
int	snd_free_sgbuf_pages (struct snd_dma_buffer *dmab)
void *	snd_malloc_sgbuf_pages (struct device *device, size_t size, struct snd_dma_buffer *dmab, size_t *res_size)
unsigned int	snd_sgbuf_get_chunk_size (struct snd_dma_buffer *dmab, unsigned int ofs, unsigned int size)
	EXPORT_SYMBOL (snd_sgbuf_get_chunk_size)

Macro Definition Documentation

#define MAX_ALLOC_PAGES   32

Definition at line 65 of file sgbuf.c.

#define sgbuf_align_table

(

tbl

)

ALIGN((tbl), SGBUF_TBL_ALIGN)

Definition at line 31 of file sgbuf.c.

#define SGBUF_TBL_ALIGN   32

Definition at line 30 of file sgbuf.c.

Function Documentation

EXPORT_SYMBOL

(

snd_sgbuf_get_chunk_size

)

int snd_free_sgbuf_pages

(

struct snd_dma_buffer *

dmab

)

Definition at line 33 of file sgbuf.c.

void* snd_malloc_sgbuf_pages	(	struct device *	device,
		size_t	size,
		struct snd_dma_buffer *	dmab,
		size_t *	res_size
	)

Definition at line 67 of file sgbuf.c.

unsigned int snd_sgbuf_get_chunk_size	(	struct snd_dma_buffer *	dmab,
		unsigned int	ofs,
		unsigned int	size
	)

Definition at line 144 of file sgbuf.c.