Merge branch 'next' of git://git.infradead.org/users/vkoul/slave-dma
[~shefty/rdma-dev.git] / sound / soc / samsung / dma.c
index d400ed0a71f2d9d3e1f5fe4dd4f5a72e253f6a58..e4ba17ce6b32cf3c8d3d3a0762d70c7b7c969b3c 100644 (file)
@@ -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");