static int imx_hdmi_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params)
{
- struct snd_soc_pcm_runtime *rtd = substream->private_data;
+ struct snd_soc_pcm_runtime *rtd = snd_soc_substream_to_rtd(substream);
struct imx_hdmi_data *data = snd_soc_card_get_drvdata(rtd->card);
bool tx = substream->stream == SNDRV_PCM_STREAM_PLAYBACK;
struct snd_soc_dai *cpu_dai = snd_soc_rtd_to_cpu(rtd, 0);