diff options
author | Takashi Iwai <tiwai@suse.de> | 2012-05-21 12:45:18 +0200 |
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committer | Takashi Iwai <tiwai@suse.de> | 2012-05-21 12:45:18 +0200 |
commit | 775b2449bdba7c97dda9f274c92bf7a83dac4142 (patch) | |
tree | b4bee45c13762ea93642b1e38c62de454e51cf5d /sound/soc/fsl/imx-pcm.h | |
parent | 21363cf0ca5c9c62e34e37422fb1d13d70d3de3c (diff) | |
parent | 5fb86e5d4a951ddb0474cdfd809380c8e2a8d101 (diff) |
Merge branch 'topic/asoc' into for-linus
Diffstat (limited to 'sound/soc/fsl/imx-pcm.h')
-rw-r--r-- | sound/soc/fsl/imx-pcm.h | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/sound/soc/fsl/imx-pcm.h b/sound/soc/fsl/imx-pcm.h new file mode 100644 index 00000000000..83c0ed7d55c --- /dev/null +++ b/sound/soc/fsl/imx-pcm.h @@ -0,0 +1,33 @@ +/* + * 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; + bool shared_peripheral; /* The peripheral is on SPBA bus */ +}; + +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 */ |