diff options
Diffstat (limited to 'sound/soc/samsung/dma.c')
| -rw-r--r-- | sound/soc/samsung/dma.c | 21 |
1 files changed, 5 insertions, 16 deletions
diff --git a/sound/soc/samsung/dma.c b/sound/soc/samsung/dma.c index a68b2644178..e4ba17ce6b3 100644 --- a/sound/soc/samsung/dma.c +++ b/sound/soc/samsung/dma.c @@ -86,7 +86,7 @@ static void dma_enqueue(struct snd_pcm_substream *substream) dma_info.cap = (samsung_dma_has_circular() ? DMA_CYCLIC : DMA_SLAVE); dma_info.direction = (substream->stream == SNDRV_PCM_STREAM_PLAYBACK - ? DMA_TO_DEVICE : DMA_FROM_DEVICE); + ? DMA_MEM_TO_DEV : DMA_DEV_TO_MEM); dma_info.fp = audio_buffdone; dma_info.fp_param = substream; dma_info.period = prtd->dma_period; @@ -171,7 +171,7 @@ static int dma_hw_params(struct snd_pcm_substream *substream, dma_info.client = prtd->params->client; dma_info.direction = (substream->stream == SNDRV_PCM_STREAM_PLAYBACK - ? DMA_TO_DEVICE : DMA_FROM_DEVICE); + ? DMA_MEM_TO_DEV : DMA_DEV_TO_MEM); dma_info.width = prtd->params->dma_size; dma_info.fifo = prtd->params->dma_addr; prtd->params->ch = prtd->params->ops->request( @@ -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"); |