mirror of
https://github.com/edk2-porting/linux-next.git
synced 2024-12-26 14:14:01 +08:00
88e89f5548
Create function imx_pcm_fiq_exit() to be paired with imx_pcm_fiq_init() just like the pair of imx_pcm_dma_init() and imx_pcm_dma_exit(). Signed-off-by: Shawn Guo <shawn.guo@linaro.org> Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
69 lines
1.7 KiB
C
69 lines
1.7 KiB
C
/*
|
|
* 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
|
|
|
|
#include <linux/platform_data/dma-imx.h>
|
|
|
|
/*
|
|
* Do not change this as the FIQ handler depends on this size
|
|
*/
|
|
#define IMX_SSI_DMABUF_SIZE (64 * 1024)
|
|
|
|
static inline void
|
|
imx_pcm_dma_params_init_data(struct imx_dma_data *dma_data,
|
|
int dma, bool shared)
|
|
{
|
|
dma_data->dma_request = dma;
|
|
dma_data->priority = DMA_PRIO_HIGH;
|
|
if (shared)
|
|
dma_data->peripheral_type = IMX_DMATYPE_SSI_SP;
|
|
else
|
|
dma_data->peripheral_type = IMX_DMATYPE_SSI;
|
|
}
|
|
|
|
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);
|
|
|
|
#ifdef CONFIG_SND_SOC_IMX_PCM_DMA
|
|
int imx_pcm_dma_init(struct platform_device *pdev);
|
|
void imx_pcm_dma_exit(struct platform_device *pdev);
|
|
#else
|
|
static inline int imx_pcm_dma_init(struct platform_device *pdev)
|
|
{
|
|
return -ENODEV;
|
|
}
|
|
|
|
static inline void imx_pcm_dma_exit(struct platform_device *pdev)
|
|
{
|
|
}
|
|
#endif
|
|
|
|
#ifdef CONFIG_SND_SOC_IMX_PCM_FIQ
|
|
int imx_pcm_fiq_init(struct platform_device *pdev);
|
|
void imx_pcm_fiq_exit(struct platform_device *pdev);
|
|
#else
|
|
static inline int imx_pcm_fiq_init(struct platform_device *pdev)
|
|
{
|
|
return -ENODEV;
|
|
}
|
|
|
|
static inline void imx_pcm_fiq_exit(struct platform_device *pdev)
|
|
{
|
|
}
|
|
#endif
|
|
|
|
#endif /* _IMX_PCM_H */
|