diff options
Diffstat (limited to 'arch/arm/mach-s3c2410/include/mach/audio.h')
| -rw-r--r-- | arch/arm/mach-s3c2410/include/mach/audio.h | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/arch/arm/mach-s3c2410/include/mach/audio.h b/arch/arm/mach-s3c2410/include/mach/audio.h new file mode 100644 index 000000000000..de0e8da48bc3 --- /dev/null +++ b/arch/arm/mach-s3c2410/include/mach/audio.h @@ -0,0 +1,45 @@ +/* arch/arm/mach-s3c2410/include/mach/audio.h + * + * Copyright (c) 2004-2005 Simtec Electronics + * http://www.simtec.co.uk/products/SWLINUX/ + * Ben Dooks <ben@simtec.co.uk> + * + * S3C24XX - Audio platfrom_device info + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. +*/ + +#ifndef __ASM_ARCH_AUDIO_H +#define __ASM_ARCH_AUDIO_H __FILE__ + +/* struct s3c24xx_iis_ops + * + * called from the s3c24xx audio core to deal with the architecture + * or the codec's setup and control. + * + * the pointer to itself is passed through in case the caller wants to + * embed this in an larger structure for easy reference to it's context. +*/ + +struct s3c24xx_iis_ops { + struct module *owner; + + int (*startup)(struct s3c24xx_iis_ops *me); + void (*shutdown)(struct s3c24xx_iis_ops *me); + int (*suspend)(struct s3c24xx_iis_ops *me); + int (*resume)(struct s3c24xx_iis_ops *me); + + int (*open)(struct s3c24xx_iis_ops *me, struct snd_pcm_substream *strm); + int (*close)(struct s3c24xx_iis_ops *me, struct snd_pcm_substream *strm); + int (*prepare)(struct s3c24xx_iis_ops *me, struct snd_pcm_substream *strm, struct snd_pcm_runtime *rt); +}; + +struct s3c24xx_platdata_iis { + const char *codec_clk; + struct s3c24xx_iis_ops *ops; + int (*match_dev)(struct device *dev); +}; + +#endif /* __ASM_ARCH_AUDIO_H */ |