ASoC: sh: fsi: Add fsi_get_priv_frm_dai function

Signed-off-by: NKuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Acked-by: NLiam Girdwood <lrg@slimlogic.co.uk>
Signed-off-by: NMark Brown <broonie@opensource.wolfsonmicro.com>

sound/soc/sh/fsi.c

@@ -252,9 +252,8 @@ static struct snd_soc_dai *fsi_get_dai(struct snd_pcm_substream *substream)
 	return  rtd->cpu_dai;
 }
 
-static struct fsi_priv *fsi_get_priv(struct snd_pcm_substream *substream)
+static struct fsi_priv *fsi_get_priv_frm_dai(struct snd_soc_dai *dai)
 {
-	struct snd_soc_dai *dai = fsi_get_dai(substream);
 	struct fsi_master *master = snd_soc_dai_get_drvdata(dai);
 
 	if (dai->id == 0)
@@ -263,6 +262,11 @@ static struct fsi_priv *fsi_get_priv(struct snd_pcm_substream *substream)
 		return &master->fsib;
 }
 
+static struct fsi_priv *fsi_get_priv(struct snd_pcm_substream *substream)
+{
+	return fsi_get_priv_frm_dai(fsi_get_dai(substream));
+}
+
 static u32 fsi_get_info_flags(struct fsi_priv *fsi)
 {
 	int is_porta = fsi_is_port_a(fsi);