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author | Kevin | 2014-11-15 09:58:27 +0800 |
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committer | Kevin | 2014-11-15 09:58:27 +0800 |
commit | 392e8802486cb573b916e746010e141a75f507e6 (patch) | |
tree | 50029aca02c81f087b90336e670b44e510782330 /ANDROID_3.4.5/sound/soc/imx/imx-pcm.h | |
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init android origin source code
Diffstat (limited to 'ANDROID_3.4.5/sound/soc/imx/imx-pcm.h')
-rw-r--r-- | ANDROID_3.4.5/sound/soc/imx/imx-pcm.h | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/ANDROID_3.4.5/sound/soc/imx/imx-pcm.h b/ANDROID_3.4.5/sound/soc/imx/imx-pcm.h new file mode 100644 index 00000000..b5f5c3ac --- /dev/null +++ b/ANDROID_3.4.5/sound/soc/imx/imx-pcm.h @@ -0,0 +1,32 @@ +/* + * Copyright 2009 Sascha Hauer <s.hauer@pengutronix.de> + * + * This code is based on code copyrighted by Freescale, + * Liam Girdwood, Javier Martin and probably others. + * + * 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. + */ + +#ifndef _IMX_PCM_H +#define _IMX_PCM_H + +/* + * Do not change this as the FIQ handler depends on this size + */ +#define IMX_SSI_DMABUF_SIZE (64 * 1024) + +struct imx_pcm_dma_params { + int dma; + unsigned long dma_addr; + int burstsize; +}; + +int snd_imx_pcm_mmap(struct snd_pcm_substream *substream, + struct vm_area_struct *vma); +int imx_pcm_new(struct snd_soc_pcm_runtime *rtd); +void imx_pcm_free(struct snd_pcm *pcm); + +#endif /* _IMX_PCM_H */ |