diff options
| author | Shengjiu Wang <b02247@freescale.com> | 2013-08-12 14:17:13 +0800 |
|---|---|---|
| committer | Nitin Garg <nitin.garg@freescale.com> | 2015-01-15 21:17:58 -0600 |
| commit | 2f4090bda7904e86fb260488b9e62be84d64656f (patch) | |
| tree | 4c85f484c6a59ca2b74aed7aeb3cf963bfd4adf4 /sound | |
| parent | 204aa5280ca6979596f326aefe897e75ebcd6aa2 (diff) | |
ENGR00274585-6 ASoC: fsl: update format and buffer size in the pcm dma
1. add 24bit format support.
2. enlarge the buffer size for ESAI.
Signed-off-by: Shengjiu Wang <b02247@freescale.com>
(cherry picked from commit a20054a079076fa62c2e4a24218697894a387e4c)
Diffstat (limited to 'sound')
| -rw-r--r-- | sound/soc/fsl/imx-pcm-dma.c | 4 | ||||
| -rw-r--r-- | sound/soc/fsl/imx-pcm.h | 4 |
2 files changed, 6 insertions, 2 deletions
diff --git a/sound/soc/fsl/imx-pcm-dma.c b/sound/soc/fsl/imx-pcm-dma.c index 0db94f492e97..1101283a3f65 100644 --- a/sound/soc/fsl/imx-pcm-dma.c +++ b/sound/soc/fsl/imx-pcm-dma.c @@ -40,7 +40,7 @@ static const struct snd_pcm_hardware imx_pcm_hardware = { SNDRV_PCM_INFO_MMAP_VALID | SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_RESUME, - .buffer_bytes_max = IMX_SSI_DMABUF_SIZE, + .buffer_bytes_max = IMX_DEFAULT_DMABUF_SIZE, .period_bytes_min = 128, .period_bytes_max = 65535, /* Limited by SDMA engine */ .periods_min = 2, @@ -52,7 +52,7 @@ static const struct snd_dmaengine_pcm_config imx_dmaengine_pcm_config = { .pcm_hardware = &imx_pcm_hardware, .prepare_slave_config = snd_dmaengine_pcm_prepare_slave_config, .compat_filter_fn = filter, - .prealloc_buffer_size = IMX_SSI_DMABUF_SIZE, + .prealloc_buffer_size = IMX_DEFAULT_DMABUF_SIZE, }; int imx_pcm_dma_init(struct platform_device *pdev) diff --git a/sound/soc/fsl/imx-pcm.h b/sound/soc/fsl/imx-pcm.h index c79cb27473be..703fe3424430 100644 --- a/sound/soc/fsl/imx-pcm.h +++ b/sound/soc/fsl/imx-pcm.h @@ -18,7 +18,11 @@ /* * Do not change this as the FIQ handler depends on this size */ +#define IMX_DEFAULT_DMABUF_SIZE (256 * 1024) #define IMX_SSI_DMABUF_SIZE (64 * 1024) +#define IMX_SPDIF_DMABUF_SIZE (64 * 1024) +#define IMX_ESAI_DMABUF_SIZE (256 * 1024) +#define IMX_ASRC_DMABUF_SIZE (256 * 1024) static inline void imx_pcm_dma_params_init_data(struct imx_dma_data *dma_data, |