ASoC: use proper defines for stream directions in pcm engines

Signed-off-by: Joachim Eastwood <joachim.eastwood@jotron.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>

sound/soc/fsl/fsl_dma.c

@@ -311,23 +311,23 @@ static int fsl_dma_new(struct snd_soc_pcm_runtime *rtd)
 	 * should allocate a DMA buffer only for the streams that are valid.
 	 */
 
-	if (pcm->streams[0].substream) {
+	if (pcm->streams[SNDRV_PCM_STREAM_PLAYBACK].substream) {
 		ret = snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, card->dev,
 			fsl_dma_hardware.buffer_bytes_max,
-			&pcm->streams[0].substream->dma_buffer);
+			&pcm->streams[SNDRV_PCM_STREAM_PLAYBACK].substream->dma_buffer);
 		if (ret) {
 			dev_err(card->dev, "can't alloc playback dma buffer\n");
 			return ret;
 		}
 	}
 
-	if (pcm->streams[1].substream) {
+	if (pcm->streams[SNDRV_PCM_STREAM_CAPTURE].substream) {
 		ret = snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, card->dev,
 			fsl_dma_hardware.buffer_bytes_max,
-			&pcm->streams[1].substream->dma_buffer);
+			&pcm->streams[SNDRV_PCM_STREAM_CAPTURE].substream->dma_buffer);
 		if (ret) {
 			dev_err(card->dev, "can't alloc capture dma buffer\n");
-			snd_dma_free_pages(&pcm->streams[0].substream->dma_buffer);
+			snd_dma_free_pages(&pcm->streams[SNDRV_PCM_STREAM_PLAYBACK].substream->dma_buffer);
 			return ret;
 		}
 	}

sound/soc/fsl/mpc5200_dma.c

@@ -316,16 +316,16 @@ static int psc_dma_new(struct snd_soc_pcm_runtime *rtd)
 	if (!card->dev->coherent_dma_mask)
 		card->dev->coherent_dma_mask = 0xffffffff;
 
-	if (pcm->streams[0].substream) {
+	if (pcm->streams[SNDRV_PCM_STREAM_PLAYBACK].substream) {
 		rc = snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, pcm->card->dev,
-				size, &pcm->streams[0].substream->dma_buffer);
+				size, &pcm->streams[SNDRV_PCM_STREAM_PLAYBACK].substream->dma_buffer);
 		if (rc)
 			goto playback_alloc_err;
 	}
 
-	if (pcm->streams[1].substream) {
+	if (pcm->streams[SNDRV_PCM_STREAM_CAPTURE].substream) {
 		rc = snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, pcm->card->dev,
-				size, &pcm->streams[1].substream->dma_buffer);
+				size, &pcm->streams[SNDRV_PCM_STREAM_CAPTURE].substream->dma_buffer);
 		if (rc)
 			goto capture_alloc_err;
 	}
@@ -336,8 +336,8 @@ static int psc_dma_new(struct snd_soc_pcm_runtime *rtd)
 	return 0;
 
  capture_alloc_err:
-	if (pcm->streams[0].substream)
-		snd_dma_free_pages(&pcm->streams[0].substream->dma_buffer);
+	if (pcm->streams[SNDRV_PCM_STREAM_PLAYBACK].substream)
+		snd_dma_free_pages(&pcm->streams[SNDRV_PCM_STREAM_PLAYBACK].substream->dma_buffer);
 
  playback_alloc_err:
 	dev_err(card->dev, "Cannot allocate buffer(s)\n");

sound/soc/s6000/s6000-pcm.c

@@ -435,7 +435,8 @@ static void s6000_pcm_free(struct snd_pcm *pcm)
 {
 	struct snd_soc_pcm_runtime *runtime = pcm->private_data;
 	struct s6000_pcm_dma_params *params =
-		snd_soc_dai_get_dma_data(runtime->cpu_dai, pcm->streams[0].substream);
+		snd_soc_dai_get_dma_data(runtime->cpu_dai,
+			pcm->streams[SNDRV_PCM_STREAM_PLAYBACK].substream);
 
 	free_irq(params->irq, pcm);
 	snd_pcm_lib_preallocate_free_for_all(pcm);
@@ -451,7 +452,7 @@ static int s6000_pcm_new(struct snd_soc_pcm_runtime *runtime)
 	int res;
 
 	params = snd_soc_dai_get_dma_data(runtime->cpu_dai,
-			pcm->streams[0].substream);
+			pcm->streams[SNDRV_PCM_STREAM_PLAYBACK].substream);
 
 	if (!card->dev->dma_mask)
 		card->dev->dma_mask = &s6000_pcm_dmamask;