bf5xx-tdm-pcm.c File Reference

#include <linux/module.h>
#include <linux/init.h>
#include <linux/platform_device.h>
#include <linux/dma-mapping.h>
#include <linux/gfp.h>
#include <sound/core.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
#include <sound/soc.h>
#include <asm/dma.h>
#include "bf5xx-tdm-pcm.h"
#include "bf5xx-tdm.h"
#include "bf5xx-sport.h"

Go to the source code of this file.

Macros
#define	PCM_BUFFER_MAX   0x8000
#define	FRAGMENT_SIZE_MIN   (4*1024)
#define	FRAGMENTS_MIN   2
#define	FRAGMENTS_MAX   32

Functions
	module_platform_driver (bfin_tdm_driver)
	MODULE_AUTHOR ("Barry Song")
	MODULE_DESCRIPTION ("ADI Blackfin TDM PCM DMA module")
	MODULE_LICENSE ("GPL")

Variables
struct snd_pcm_ops	bf5xx_pcm_tdm_ops

Macro Definition Documentation

#define FRAGMENT_SIZE_MIN   (4*1024)

Definition at line 47 of file bf5xx-tdm-pcm.c.

#define FRAGMENTS_MAX   32

Definition at line 49 of file bf5xx-tdm-pcm.c.

#define FRAGMENTS_MIN   2

Definition at line 48 of file bf5xx-tdm-pcm.c.

#define PCM_BUFFER_MAX   0x8000

Definition at line 46 of file bf5xx-tdm-pcm.c.

Function Documentation

MODULE_AUTHOR

(

"Barry Song"

)

MODULE_DESCRIPTION

(

"ADI Blackfin TDM PCM DMA module"

)

MODULE_LICENSE

(

"GPL"

)

module_platform_driver

(

bfin_tdm_driver

)

Variable Documentation

struct snd_pcm_ops bf5xx_pcm_tdm_ops

Initial value:

= {
    .open           = bf5xx_pcm_open,
    .ioctl          = snd_pcm_lib_ioctl,
    .hw_params      = bf5xx_pcm_hw_params,
    .hw_free        = bf5xx_pcm_hw_free,
    .prepare        = bf5xx_pcm_prepare,
    .trigger        = bf5xx_pcm_trigger,
    .pointer        = bf5xx_pcm_pointer,
    .copy           = bf5xx_pcm_copy,
    .silence        = bf5xx_pcm_silence,
}

Definition at line 233 of file bf5xx-tdm-pcm.c.