diff options
Diffstat (limited to 'sound/soc/fsl/imx-pcm.h')
| -rw-r--r-- | sound/soc/fsl/imx-pcm.h | 24 |
1 files changed, 18 insertions, 6 deletions
diff --git a/sound/soc/fsl/imx-pcm.h b/sound/soc/fsl/imx-pcm.h index 5ae13a13a35..b7fa0d75c68 100644 --- a/sound/soc/fsl/imx-pcm.h +++ b/sound/soc/fsl/imx-pcm.h @@ -13,17 +13,24 @@ #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) -struct imx_pcm_dma_params { - int dma; - unsigned long dma_addr; - int burstsize; - bool shared_peripheral; /* The peripheral is on SPBA bus */ -}; +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); @@ -32,11 +39,16 @@ 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 |