linux/sound/soc/s3c24xx/s3c24xx-pcm.h
Graeme Gregory 7f1bc26e7d [ALSA] ASoC Samsung S3c24xx updates - audio DMA cleanup
This patch cleans up the audio DMA for the Samsung S3C24xx platform.

Signed-off-by: Graeme Gregory <gg@opensource.wolfsonmicro.com>
Signed-off-by: Liam Girdwood <lg@opensource.wolfsonmicro.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Jaroslav Kysela <perex@suse.cz>
2007-05-11 16:56:03 +02:00

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/*
* s3c24xx-pcm.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 S3C24xx CPU
*/
#ifndef _S3C24XX_PCM_H
#define _S3C24XX_PCM_H
#define ST_RUNNING (1<<0)
#define ST_OPENED (1<<1)
struct s3c24xx_pcm_dma_params {
struct s3c2410_dma_client *client; /* stream identifier */
int channel; /* Channel ID */
dma_addr_t dma_addr;
int dma_size; /* Size of the DMA transfer */
};
#define S3C24XX_DAI_I2S 0
/* platform data */
extern struct snd_soc_platform s3c24xx_soc_platform;
extern struct snd_ac97_bus_ops s3c24xx_ac97_ops;
#endif