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Diffstat (limited to 'sound/soc/tegra/tegra_pcm.c')
-rw-r--r--sound/soc/tegra/tegra_pcm.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/sound/soc/tegra/tegra_pcm.c b/sound/soc/tegra/tegra_pcm.c
index 3b475a24c9a8..6ba3c9fa4461 100644
--- a/sound/soc/tegra/tegra_pcm.c
+++ b/sound/soc/tegra/tegra_pcm.c
@@ -257,9 +257,15 @@ int tegra_pcm_trigger(struct snd_pcm_substream *substream, int cmd)
{
struct snd_pcm_runtime *runtime = substream->runtime;
struct tegra_runtime_data *prtd = runtime->private_data;
+ struct snd_soc_pcm_runtime *rtd = substream->private_data;
+ struct tegra_pcm_dma_params * dmap;
unsigned long flags;
int i;
+ dmap = snd_soc_dai_get_dma_data(rtd->cpu_dai, substream);
+ if (!dmap)
+ return 0;
+
switch (cmd) {
case SNDRV_PCM_TRIGGER_START:
prtd->dma_pos = 0;