diff --git a/sound/soc/xtensa/xtfpga-i2s.c b/sound/soc/xtensa/xtfpga-i2s.c
index 68af2176b19c..aeb4b2c4d1d3 100644
--- a/sound/soc/xtensa/xtfpga-i2s.c
+++ b/sound/soc/xtensa/xtfpga-i2s.c
@@ -369,7 +369,7 @@ static int xtfpga_pcm_open(struct snd_soc_component *component,
 			   struct snd_pcm_substream *substream)
 {
 	struct snd_pcm_runtime *runtime = substream->runtime;
-	struct snd_soc_pcm_runtime *rtd = substream->private_data;
+	struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
 	void *p;
 
 	snd_soc_set_runtime_hwparams(substream, &xtfpga_pcm_hardware);