mmp-pcm.c File Reference

#include <linux/module.h>
#include <linux/init.h>
#include <linux/platform_device.h>
#include <linux/slab.h>
#include <linux/dma-mapping.h>
#include <linux/dmaengine.h>
#include <linux/platform_data/dma-mmp_tdma.h>
#include <linux/platform_data/mmp_audio.h>
#include <sound/pxa2xx-lib.h>
#include <sound/core.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
#include <sound/soc.h>
#include <sound/dmaengine_pcm.h>

Go to the source code of this file.

Data Structures
struct	mmp_dma_data

Macros
#define	MMP_PCM_INFO
#define	MMP_PCM_FORMATS

Functions
int	mmp_pcm_new (struct snd_soc_pcm_runtime *rtd)
	module_platform_driver (mmp_pcm_driver)
	MODULE_AUTHOR ("Leo Yan <[email protected]>")
	MODULE_DESCRIPTION ("MMP Soc Audio DMA module")
	MODULE_LICENSE ("GPL")

Variables
struct snd_pcm_ops	mmp_pcm_ops
struct snd_soc_platform_driver	mmp_soc_platform

Macro Definition Documentation

#define MMP_PCM_FORMATS

Value:

(SNDRV_PCM_FMTBIT_S16_LE | \
             SNDRV_PCM_FMTBIT_S24_LE | \
             SNDRV_PCM_FMTBIT_S32_LE)

Definition at line 38 of file mmp-pcm.c.

#define MMP_PCM_INFO

Value:

(SNDRV_PCM_INFO_MMAP |  \
        SNDRV_PCM_INFO_MMAP_VALID | \
        SNDRV_PCM_INFO_INTERLEAVED |    \
        SNDRV_PCM_INFO_PAUSE |      \
        SNDRV_PCM_INFO_RESUME)

Definition at line 32 of file mmp-pcm.c.

Function Documentation

int mmp_pcm_new

(

struct snd_soc_pcm_runtime *

rtd

)

Definition at line 233 of file mmp-pcm.c.

MODULE_AUTHOR

(

"Leo Yan <[email protected]>"

)

MODULE_DESCRIPTION

(

"MMP Soc Audio DMA module"

)

MODULE_LICENSE

(

"GPL"

)

module_platform_driver

(

mmp_pcm_driver

)

Variable Documentation

struct snd_pcm_ops mmp_pcm_ops

Initial value:

= {
    .open       = mmp_pcm_open,
    .close      = mmp_pcm_close,
    .ioctl      = snd_pcm_lib_ioctl,
    .hw_params  = mmp_pcm_hw_params,
    .trigger    = snd_dmaengine_pcm_trigger,
    .pointer    = snd_dmaengine_pcm_pointer,
    .mmap       = mmp_pcm_mmap,
}

Definition at line 172 of file mmp-pcm.c.

struct snd_soc_platform_driver mmp_soc_platform

Initial value:

= {
    .ops        = &mmp_pcm_ops,
    .pcm_new    = mmp_pcm_new,
    .pcm_free   = mmp_pcm_free_dma_buffers,
}

Definition at line 254 of file mmp-pcm.c.