diff options
Diffstat (limited to 'sound/soc/imx/imx-pcm.h')
-rw-r--r-- | sound/soc/imx/imx-pcm.h | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/sound/soc/imx/imx-pcm.h b/sound/soc/imx/imx-pcm.h new file mode 100644 index 000000000000..b5f5c3acf34d --- /dev/null +++ b/sound/soc/imx/imx-pcm.h | |||
@@ -0,0 +1,32 @@ | |||
1 | /* | ||
2 | * Copyright 2009 Sascha Hauer <s.hauer@pengutronix.de> | ||
3 | * | ||
4 | * This code is based on code copyrighted by Freescale, | ||
5 | * Liam Girdwood, Javier Martin and probably others. | ||
6 | * | ||
7 | * This program is free software; you can redistribute it and/or modify it | ||
8 | * under the terms of the GNU General Public License as published by the | ||
9 | * Free Software Foundation; either version 2 of the License, or (at your | ||
10 | * option) any later version. | ||
11 | */ | ||
12 | |||
13 | #ifndef _IMX_PCM_H | ||
14 | #define _IMX_PCM_H | ||
15 | |||
16 | /* | ||
17 | * Do not change this as the FIQ handler depends on this size | ||
18 | */ | ||
19 | #define IMX_SSI_DMABUF_SIZE (64 * 1024) | ||
20 | |||
21 | struct imx_pcm_dma_params { | ||
22 | int dma; | ||
23 | unsigned long dma_addr; | ||
24 | int burstsize; | ||
25 | }; | ||
26 | |||
27 | int snd_imx_pcm_mmap(struct snd_pcm_substream *substream, | ||
28 | struct vm_area_struct *vma); | ||
29 | int imx_pcm_new(struct snd_soc_pcm_runtime *rtd); | ||
30 | void imx_pcm_free(struct snd_pcm *pcm); | ||
31 | |||
32 | #endif /* _IMX_PCM_H */ | ||