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Diffstat (limited to 'sound/soc/pxa/pxa2xx-pcm.c')
-rw-r--r--sound/soc/pxa/pxa2xx-pcm.c33
1 files changed, 1 insertions, 32 deletions
diff --git a/sound/soc/pxa/pxa2xx-pcm.c b/sound/soc/pxa/pxa2xx-pcm.c
index 831ee37d2e3e..9f390398d518 100644
--- a/sound/soc/pxa/pxa2xx-pcm.c
+++ b/sound/soc/pxa/pxa2xx-pcm.c
@@ -15,8 +15,6 @@
#include <linux/dmaengine.h>
#include <linux/of.h>
-#include <mach/dma.h>
-
#include <sound/core.h>
#include <sound/soc.h>
#include <sound/pxa2xx-lib.h>
@@ -27,11 +25,8 @@
static int pxa2xx_pcm_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params)
{
- struct snd_pcm_runtime *runtime = substream->runtime;
- struct pxa2xx_runtime_data *prtd = runtime->private_data;
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_dmaengine_dai_dma_data *dma;
- int ret;
dma = snd_soc_dai_get_dma_data(rtd->cpu_dai, substream);
@@ -40,40 +35,13 @@ static int pxa2xx_pcm_hw_params(struct snd_pcm_substream *substream,
if (!dma)
return 0;
- /* this may get called several times by oss emulation
- * with different params */
- if (prtd->params == NULL) {
- prtd->params = dma;
- ret = pxa_request_dma("name", DMA_PRIO_LOW,
- pxa2xx_pcm_dma_irq, substream);
- if (ret < 0)
- return ret;
- prtd->dma_ch = ret;
- } else if (prtd->params != dma) {
- pxa_free_dma(prtd->dma_ch);
- prtd->params = dma;
- ret = pxa_request_dma("name", DMA_PRIO_LOW,
- pxa2xx_pcm_dma_irq, substream);
- if (ret < 0)
- return ret;
- prtd->dma_ch = ret;
- }
-
return __pxa2xx_pcm_hw_params(substream, params);
}
static int pxa2xx_pcm_hw_free(struct snd_pcm_substream *substream)
{
- struct pxa2xx_runtime_data *prtd = substream->runtime->private_data;
-
__pxa2xx_pcm_hw_free(substream);
- if (prtd->dma_ch >= 0) {
- pxa_free_dma(prtd->dma_ch);
- prtd->dma_ch = -1;
- prtd->params = NULL;
- }
-
return 0;
}
@@ -132,6 +100,7 @@ static const struct of_device_id snd_soc_pxa_audio_match[] = {
{ .compatible = "mrvl,pxa-pcm-audio" },
{ }
};
+MODULE_DEVICE_TABLE(of, snd_soc_pxa_audio_match);
#endif
static struct platform_driver pxa_pcm_driver = {