ASoC: soc-dai: add snd_soc_dai_remove()

Current ALSA SoC is directly using dai->driver->xxx,
thus, it has deep nested bracket, and it makes code unreadable.
This patch adds new snd_soc_dai_remvoe() and use it.
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Link: https://lore.kernel.org/r/87imruhn1x.wl-kuninori.morimoto.gx@renesas.comSigned-off-by: Mark Brown <broonie@kernel.org>

include/sound/soc-dai.h

@@ -165,6 +165,7 @@ snd_pcm_sframes_t snd_soc_dai_delay(struct snd_soc_dai *dai,
 void snd_soc_dai_suspend(struct snd_soc_dai *dai);
 void snd_soc_dai_resume(struct snd_soc_dai *dai);
 int snd_soc_dai_probe(struct snd_soc_dai *dai);
+int snd_soc_dai_remove(struct snd_soc_dai *dai);
 
 struct snd_soc_dai_ops {
 	/*

sound/soc/soc-core.c

@@ -992,13 +992,12 @@ static void soc_remove_dai(struct snd_soc_dai *dai, int order)
 	    dai->driver->remove_order != order)
 		return;
 
-	if (dai->driver->remove) {
-		err = dai->driver->remove(dai);
-		if (err < 0)
-			dev_err(dai->dev,
-				"ASoC: failed to remove %s: %d\n",
-				dai->name, err);
-	}
+	err = snd_soc_dai_remove(dai);
+	if (err < 0)
+		dev_err(dai->dev,
+			"ASoC: failed to remove %s: %d\n",
+			dai->name, err);
+
 	dai->probed = 0;
 }
 

sound/soc/soc-dai.c

@@ -372,3 +372,10 @@ int snd_soc_dai_probe(struct snd_soc_dai *dai)
 		return dai->driver->probe(dai);
 	return 0;
 }
+
+int snd_soc_dai_remove(struct snd_soc_dai *dai)
+{
+	if (dai->driver->remove)
+		return dai->driver->remove(dai);
+	return 0;
+}