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author | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2013-04-23 19:25:29 +0100 |
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committer | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2013-04-23 19:25:29 +0100 |
commit | 5561f17f2629cdacf5bc43e0f839ca6434db2c20 (patch) | |
tree | c0e1acfcc969c81d5d072ee3b512a934d99a7ec2 /sound/soc/cirrus/ep93xx-pcm.c | |
parent | 423a5e0fd46de6bd92c52b2ef136856929eeb649 (diff) | |
parent | d486fea6babfe3ff0c382c9e4baf18f535fcee7d (diff) | |
download | linux-5561f17f2629cdacf5bc43e0f839ca6434db2c20.tar.bz2 |
Merge remote-tracking branch 'asoc/topic/davinci' into asoc-next
Diffstat (limited to 'sound/soc/cirrus/ep93xx-pcm.c')
-rw-r--r-- | sound/soc/cirrus/ep93xx-pcm.c | 37 |
1 files changed, 3 insertions, 34 deletions
diff --git a/sound/soc/cirrus/ep93xx-pcm.c b/sound/soc/cirrus/ep93xx-pcm.c index 72eb7a49e16a..298946f790eb 100644 --- a/sound/soc/cirrus/ep93xx-pcm.c +++ b/sound/soc/cirrus/ep93xx-pcm.c @@ -29,8 +29,6 @@ #include <mach/hardware.h> #include <mach/ep93xx-regs.h> -#include "ep93xx-pcm.h" - static const struct snd_pcm_hardware ep93xx_pcm_hardware = { .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_MMAP_VALID | @@ -68,40 +66,11 @@ static bool ep93xx_pcm_dma_filter(struct dma_chan *chan, void *filter_param) static int ep93xx_pcm_open(struct snd_pcm_substream *substream) { struct snd_soc_pcm_runtime *rtd = substream->private_data; - struct snd_soc_dai *cpu_dai = rtd->cpu_dai; - struct ep93xx_pcm_dma_params *dma_params; - struct ep93xx_dma_data *dma_data; - int ret; snd_soc_set_runtime_hwparams(substream, &ep93xx_pcm_hardware); - dma_data = kmalloc(sizeof(*dma_data), GFP_KERNEL); - if (!dma_data) - return -ENOMEM; - - dma_params = snd_soc_dai_get_dma_data(cpu_dai, substream); - dma_data->port = dma_params->dma_port; - dma_data->name = dma_params->name; - dma_data->direction = snd_pcm_substream_to_dma_direction(substream); - - ret = snd_dmaengine_pcm_open(substream, ep93xx_pcm_dma_filter, dma_data); - if (ret) { - kfree(dma_data); - return ret; - } - - snd_dmaengine_pcm_set_data(substream, dma_data); - - return 0; -} - -static int ep93xx_pcm_close(struct snd_pcm_substream *substream) -{ - struct dma_data *dma_data = snd_dmaengine_pcm_get_data(substream); - - snd_dmaengine_pcm_close(substream); - kfree(dma_data); - return 0; + return snd_dmaengine_pcm_open(substream, ep93xx_pcm_dma_filter, + snd_soc_dai_get_dma_data(rtd->cpu_dai, substream)); } static int ep93xx_pcm_hw_params(struct snd_pcm_substream *substream, @@ -131,7 +100,7 @@ static int ep93xx_pcm_mmap(struct snd_pcm_substream *substream, static struct snd_pcm_ops ep93xx_pcm_ops = { .open = ep93xx_pcm_open, - .close = ep93xx_pcm_close, + .close = snd_dmaengine_pcm_close, .ioctl = snd_pcm_lib_ioctl, .hw_params = ep93xx_pcm_hw_params, .hw_free = ep93xx_pcm_hw_free, |