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authorShengjiu Wang <shengjiu.wang@freescale.com>2015-06-23 13:23:53 +0300
committerMark Brown <broonie@kernel.org>2015-07-07 15:16:12 +0300
commit0d69e0dddf5fe86675c56bc0f0520ffb0cbf1fcd (patch)
tree2a71f90e41c45a94bf7e226386b7958a4c8e03a2 /sound/soc/fsl/imx-pcm.h
parentd770e558e21961ad6cfdf0ff7df0eb5d7d4f0754 (diff)
downloadlinux-0d69e0dddf5fe86675c56bc0f0520ffb0cbf1fcd.tar.xz
ASoC: fsl: Add dedicated DMA buffer size for each cpu dai
As the ssi is not the only cpu dai, there are esai, spdif, sai. and imx_pcm_dma can be used by all of them. Especially ESAI need a larger DMA buffer size. So Add dedicated DMA buffer for each cpu dai. Signed-off-by: Shengjiu Wang <shengjiu.wang@freescale.com> Acked-by: Nicolin Chen <nicoleotsuka@gmail.com> Acked-by: Timur Tabi <timur@tabi.org> Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound/soc/fsl/imx-pcm.h')
-rw-r--r--sound/soc/fsl/imx-pcm.h9
1 files changed, 7 insertions, 2 deletions
diff --git a/sound/soc/fsl/imx-pcm.h b/sound/soc/fsl/imx-pcm.h
index c79cb27473be..133c4470acad 100644
--- a/sound/soc/fsl/imx-pcm.h
+++ b/sound/soc/fsl/imx-pcm.h
@@ -20,6 +20,11 @@
*/
#define IMX_SSI_DMABUF_SIZE (64 * 1024)
+#define IMX_DEFAULT_DMABUF_SIZE (64 * 1024)
+#define IMX_SAI_DMABUF_SIZE (64 * 1024)
+#define IMX_SPDIF_DMABUF_SIZE (64 * 1024)
+#define IMX_ESAI_DMABUF_SIZE (256 * 1024)
+
static inline void
imx_pcm_dma_params_init_data(struct imx_dma_data *dma_data,
int dma, enum sdma_peripheral_type peripheral_type)
@@ -39,9 +44,9 @@ struct imx_pcm_fiq_params {
};
#if IS_ENABLED(CONFIG_SND_SOC_IMX_PCM_DMA)
-int imx_pcm_dma_init(struct platform_device *pdev);
+int imx_pcm_dma_init(struct platform_device *pdev, size_t size);
#else
-static inline int imx_pcm_dma_init(struct platform_device *pdev)
+static inline int imx_pcm_dma_init(struct platform_device *pdev, size_t size)
{
return -ENODEV;
}