release/src-rt-6.x.4708/linux/linux-2.6.36/sound/soc/s3c24xx/s3c-dma.h

   1 /*
   2  *  s3c-dma.h --
   3  *
   4  *  This program is free software; you can redistribute  it and/or modify it
   5  *  under  the terms of  the GNU General  Public License as published by the
   6  *  Free Software Foundation;  either version 2 of the  License, or (at your
   7  *  option) any later version.
   8  *
   9  *  ALSA PCM interface for the Samsung S3C24xx CPU
  10  */
  11
  12 #ifndef _S3C_AUDIO_H
  13 #define _S3C_AUDIO_H
  14
  15 #define ST_RUNNING              (1<<0)
  16 #define ST_OPENED               (1<<1)
  17
  18 struct s3c_dma_params {
  19         struct s3c2410_dma_client *client;      /* stream identifier */
  20         int channel;                            /* Channel ID */
  21         dma_addr_t dma_addr;
  22         int dma_size;                   /* Size of the DMA transfer */
  23 };
  24
  25 #define S3C24XX_DAI_I2S                 0
  26
  27 /* platform data */
  28 extern struct snd_soc_platform s3c24xx_soc_platform;
  29 extern struct snd_ac97_bus_ops s3c24xx_ac97_ops;
  30
  31 #endif