diff options
Diffstat (limited to 'sound/soc/pxa/pxa2xx-pcm.c')
| -rw-r--r-- | sound/soc/pxa/pxa2xx-pcm.c | 33 |
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 = { |