1 files changed, 3 insertions, 14 deletions

diff --git a/sound/soc/samsung/dma.c b/sound/soc/samsung/dma.c
index a68b264..427ae0d 100644
--- a/sound/soc/samsung/dma.c
+++ b/sound/soc/samsung/dma.c
@@ -403,7 +403,6 @@ static u64 dma_mask = DMA_BIT_MASK(32);
 static int dma_new(struct snd_soc_pcm_runtime *rtd)
 {
 	struct snd_card *card = rtd->card->snd_card;
-	struct snd_soc_dai *dai = rtd->cpu_dai;
 	struct snd_pcm *pcm = rtd->pcm;
 	int ret = 0;
 
@@ -414,14 +413,14 @@ static int dma_new(struct snd_soc_pcm_runtime *rtd)
 	if (!card->dev->coherent_dma_mask)
 		card->dev->coherent_dma_mask = 0xffffffff;
 
-	if (dai->driver->playback.channels_min) {
+	if (pcm->streams[SNDRV_PCM_STREAM_PLAYBACK].substream) {
 		ret = preallocate_dma_buffer(pcm,
 			SNDRV_PCM_STREAM_PLAYBACK);
 		if (ret)
 			goto out;
 	}
 
-	if (dai->driver->capture.channels_min) {
+	if (pcm->streams[SNDRV_PCM_STREAM_CAPTURE].substream) {
 		ret = preallocate_dma_buffer(pcm,
 			SNDRV_PCM_STREAM_CAPTURE);
 		if (ret)
@@ -458,17 +457,7 @@ static struct platform_driver asoc_dma_driver = {
 	.remove = __devexit_p(samsung_asoc_platform_remove),
 };
 
-static int __init samsung_asoc_init(void)
-{
-	return platform_driver_register(&asoc_dma_driver);
-}
-module_init(samsung_asoc_init);
-
-static void __exit samsung_asoc_exit(void)
-{
-	platform_driver_unregister(&asoc_dma_driver);
-}
-module_exit(samsung_asoc_exit);
+module_platform_driver(asoc_dma_driver);
 
 MODULE_AUTHOR("Ben Dooks, <ben@simtec.co.uk>");
 MODULE_DESCRIPTION("Samsung ASoC DMA Driver");