ASoC: soc-dai: add snd_soc_dai_compr_start()

dai related function should be implemented at soc-dai.c.
This patch adds snd_soc_dai_compr_start().

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Reviewed-By: Ranjani Sridharan <ranjani.sridharan@linux.intel.com>
Link: https://lore.kernel.org/r/87pnbxssj7.wl-kuninori.morimoto.gx@renesas.com
Signed-off-by: Mark Brown <broonie@kernel.org>

include/sound/soc-dai.h

@@ -170,6 +170,9 @@ int snd_soc_pcm_dai_trigger(struct snd_pcm_substream *substream, int cmd);
 int snd_soc_pcm_dai_bespoke_trigger(struct snd_pcm_substream *substream,
 				    int cmd);
 
+int snd_soc_dai_compr_startup(struct snd_soc_dai *dai,
+			      struct snd_compr_stream *cstream);
+
 struct snd_soc_dai_ops {
 	/*
 	 * DAI clocking configuration, all optional.

sound/soc/soc-compress.c

@@ -87,15 +87,9 @@ static int soc_compr_open(struct snd_compr_stream *cstream)
 
 	mutex_lock_nested(&rtd->card->pcm_mutex, rtd->card->pcm_subclass);
 
-	if (cpu_dai->driver->cops && cpu_dai->driver->cops->startup) {
-		ret = cpu_dai->driver->cops->startup(cstream, cpu_dai);
-		if (ret < 0) {
-			dev_err(cpu_dai->dev,
-				"Compress ASoC: can't open interface %s: %d\n",
-				cpu_dai->name, ret);
-			goto out;
-		}
-	}
+	ret = snd_soc_dai_compr_startup(cpu_dai, cstream);
+	if (ret < 0)
+		goto out;
 
 	ret = soc_compr_components_open(cstream, &component);
 	if (ret < 0)
@@ -178,15 +172,9 @@ static int soc_compr_open_fe(struct snd_compr_stream *cstream)
 		goto out;
 	}
 
-	if (cpu_dai->driver->cops && cpu_dai->driver->cops->startup) {
-		ret = cpu_dai->driver->cops->startup(cstream, cpu_dai);
-		if (ret < 0) {
-			dev_err(cpu_dai->dev,
-				"Compress ASoC: can't open interface %s: %d\n",
-				cpu_dai->name, ret);
-			goto out;
-		}
-	}
+	ret = snd_soc_dai_compr_startup(cpu_dai, cstream);
+	if (ret < 0)
+		goto out;
 
 	ret = soc_compr_components_open(cstream, &component);
 	if (ret < 0)

sound/soc/soc-dai.c

@@ -504,3 +504,16 @@ int snd_soc_pcm_dai_bespoke_trigger(struct snd_pcm_substream *substream,
 
 	return 0;
 }
+
+int snd_soc_dai_compr_startup(struct snd_soc_dai *dai,
+			      struct snd_compr_stream *cstream)
+{
+	int ret = 0;
+
+	if (dai->driver->cops &&
+	    dai->driver->cops->startup)
+		ret = dai->driver->cops->startup(cstream, dai);
+
+	return soc_dai_ret(dai, ret);
+}
+EXPORT_SYMBOL_GPL(snd_soc_dai_compr_startup);