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4762fbab SG |
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 */ |