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 */
33