linux_old1/sound/soc/samsung/dma.h

33 lines
859 B
C

/*
* dma.h --
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2 of the License, or (at your
* option) any later version.
*
* ALSA PCM interface for the Samsung SoC
*/
#ifndef _S3C_AUDIO_H
#define _S3C_AUDIO_H
#include <sound/dmaengine_pcm.h>
#include <linux/dmaengine.h>
struct s3c_dma_params {
void *slave; /* Channel ID */
dma_addr_t dma_addr;
int dma_size; /* Size of the DMA transfer */
char *ch_name;
struct snd_dmaengine_dai_dma_data dma_data;
};
void samsung_asoc_init_dma_data(struct snd_soc_dai *dai,
struct s3c_dma_params *playback,
struct s3c_dma_params *capture);
int samsung_asoc_dma_platform_register(struct device *dev,
dma_filter_fn fn);
#endif