diff options
| author | Daniel Glöckner <dg@emlix.com> | 2009-03-28 19:47:01 +0100 |
|---|---|---|
| committer | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2009-04-04 15:28:22 +0100 |
| commit | 4b166da939012905f4c36fedada62067db31948e (patch) | |
| tree | 1519b033ec4895dda560432c09f7eb049317b2b0 /sound/soc/s6000/s6000-pcm.h | |
| parent | 103f211d0be2bed75b5739de62a10415ef0bbc25 (diff) | |
| download | kernel_samsung_smdk4412-4b166da939012905f4c36fedada62067db31948e.zip kernel_samsung_smdk4412-4b166da939012905f4c36fedada62067db31948e.tar.gz kernel_samsung_smdk4412-4b166da939012905f4c36fedada62067db31948e.tar.bz2 | |
ASoC: Add driver for s6000 I2S interface
This patch adds a driver for the I2S interface found on Stretch s6000
family processors.
Signed-off-by: Daniel Glöckner <dg@emlix.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Diffstat (limited to 'sound/soc/s6000/s6000-pcm.h')
| -rw-r--r-- | sound/soc/s6000/s6000-pcm.h | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/sound/soc/s6000/s6000-pcm.h b/sound/soc/s6000/s6000-pcm.h new file mode 100644 index 0000000..96f23f6 --- /dev/null +++ b/sound/soc/s6000/s6000-pcm.h @@ -0,0 +1,35 @@ +/* + * ALSA PCM interface for the Stretch s6000 family + * + * Author: Daniel Gloeckner, <dg@emlix.com> + * Copyright: (C) 2009 emlix GmbH <info@emlix.com> + * + * 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 _S6000_PCM_H +#define _S6000_PCM_H + +struct snd_soc_dai; +struct snd_pcm_substream; + +struct s6000_pcm_dma_params { + unsigned int (*check_xrun)(struct snd_soc_dai *cpu_dai); + int (*trigger)(struct snd_pcm_substream *substream, int cmd, int after); + dma_addr_t sif_in; + dma_addr_t sif_out; + u32 dma_in; + u32 dma_out; + int irq; + int same_rate; + + spinlock_t lock; + int in_use; + int rate; +}; + +extern struct snd_soc_platform s6000_soc_platform; + +#endif |