diff options
Diffstat (limited to 'sound/soc/kirkwood/kirkwood-dma.c')
| -rw-r--r-- | sound/soc/kirkwood/kirkwood-dma.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/sound/soc/kirkwood/kirkwood-dma.c b/sound/soc/kirkwood/kirkwood-dma.c index dd2f806526c1..036b42058272 100644 --- a/sound/soc/kirkwood/kirkwood-dma.c +++ b/sound/soc/kirkwood/kirkwood-dma.c @@ -19,7 +19,7 @@ static struct kirkwood_dma_data *kirkwood_priv(struct snd_pcm_substream *subs) { - struct snd_soc_pcm_runtime *soc_runtime = subs->private_data; + struct snd_soc_pcm_runtime *soc_runtime = snd_soc_substream_to_rtd(subs); return snd_soc_dai_get_drvdata(snd_soc_rtd_to_cpu(soc_runtime, 0)); } @@ -182,6 +182,9 @@ static int kirkwood_dma_hw_params(struct snd_soc_component *component, const struct mbus_dram_target_info *dram = mv_mbus_dram_info(); unsigned long addr = substream->runtime->dma_addr; + if (!dram) + return 0; + if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) kirkwood_dma_conf_mbus_windows(priv->io, KIRKWOOD_PLAYBACK_WIN, addr, dram); |