diff options
| author | Ben Dooks <ben@simtec.co.uk> | 2007-02-14 13:20:03 +0100 |
|---|---|---|
| committer | Jaroslav Kysela <perex@suse.cz> | 2007-05-11 16:55:37 +0200 |
| commit | c0f41bb1717ae31f806615e81b808753271dd3d9 (patch) | |
| tree | 20bbb0cd90dc9a6b09b6c8fbba353d9d9677e2e2 /sound/soc/s3c24xx/s3c24xx-pcm.h | |
| parent | c1422a6658ef6101fc5a979021487c732cb177a1 (diff) | |
[ALSA] ASoC Samsung S3C24xx audio DMA
This patch by Ben Dooks from Simtec Electronics adds ASoC audio DMA
support for the Samsung S3C24xx CPU.
Signed-off-by: Ben Dooks <ben@simtec.co.uk>
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>
Diffstat (limited to 'sound/soc/s3c24xx/s3c24xx-pcm.h')
| -rw-r--r-- | sound/soc/s3c24xx/s3c24xx-pcm.h | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/sound/soc/s3c24xx/s3c24xx-pcm.h b/sound/soc/s3c24xx/s3c24xx-pcm.h new file mode 100644 index 00000000000..5dced4ab193 --- /dev/null +++ b/sound/soc/s3c24xx/s3c24xx-pcm.h @@ -0,0 +1,32 @@ +/* + * 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; +}; + +#define S3C24XX_DAI_I2S 0 + +extern struct snd_soc_cpu_dai s3c24xx_i2s_dai; + +/* platform data */ +extern struct snd_soc_platform s3c24xx_soc_platform; +extern struct snd_ac97_bus_ops s3c24xx_ac97_ops; + +#endif |