s3c-dma.h 792 字节
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/*
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 *  s3c-dma.h --
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 *
 *  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
 */

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#ifndef _S3C_AUDIO_H
#define _S3C_AUDIO_H
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#define ST_RUNNING		(1<<0)
#define ST_OPENED		(1<<1)

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struct s3c_dma_params {
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	struct s3c2410_dma_client *client;	/* stream identifier */
	int channel;				/* Channel ID */
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	dma_addr_t dma_addr;
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	int dma_size;			/* Size of the DMA transfer */
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};

#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