projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| 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; | |
| b46b373f | 25 | bool shared_peripheral; /* The peripheral is on SPBA bus */ |
| 4762fbab SG |
26 | }; |
| 27 | ||
| 28 | int snd_imx_pcm_mmap(struct snd_pcm_substream *substream, | |
| 29 | struct vm_area_struct *vma); | |
| 30 | int imx_pcm_new(struct snd_soc_pcm_runtime *rtd); | |
| 31 | void imx_pcm_free(struct snd_pcm *pcm); | |
| 32 | ||
| 1927661b SG |
33 | #ifdef CONFIG_SND_SOC_IMX_PCM_DMA |
| 34 | int imx_pcm_dma_init(struct platform_device *pdev); | |
| 35 | #else | |
| 36 | static inline int imx_pcm_dma_init(struct platform_device *pdev) | |
| 37 | { | |
| 38 | return -ENODEV; | |
| 39 | } | |
| 40 | #endif | |
| 41 | ||
| 42 | #ifdef CONFIG_SND_SOC_IMX_PCM_FIQ | |
| 43 | int imx_pcm_fiq_init(struct platform_device *pdev); | |
| 44 | #else | |
| 45 | static inline int imx_pcm_fiq_init(struct platform_device *pdev) | |
| 46 | { | |
| 47 | return -ENODEV; | |
| 48 | } | |
| 49 | #endif | |
| 50 | ||
| 4762fbab | 51 | #endif /* _IMX_PCM_H */ |