+static struct dma_chan *ep93xx_compat_request_channel(
+ struct snd_soc_pcm_runtime *rtd,
+ struct snd_pcm_substream *substream)
+{
+ struct snd_dmaengine_dai_dma_data *dma_data;
+
+ dma_data = snd_soc_dai_get_dma_data(rtd->cpu_dai, substream);
+
+ return snd_dmaengine_pcm_request_channel(ep93xx_pcm_dma_filter,
+ dma_data);
+}
+