ASoC: soc-pcm: Do Digital Mute for both CPU/Codec in same timing.

Digital Mute for CPU   is done at soc_pcm_close(), and
Digital Mute for Codec is done at soc_pcm_hw_free().
It is just confusable.
This patch do Digital Mute for both CPU/Codec in same timing.
Then, it cares DAI activity

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Link: https://lore.kernel.org/r/87imjip9ty.wl-kuninori.morimoto.gx@renesas.com
Signed-off-by: Mark Brown <broonie@kernel.org>

sound/soc/soc-pcm.c

@@ -760,9 +760,6 @@ static int soc_pcm_close(struct snd_pcm_substream *substream)
 
 	snd_soc_runtime_deactivate(rtd, substream->stream);
 
-	for_each_rtd_cpu_dai(rtd, i, cpu_dai)
-		snd_soc_dai_digital_mute(cpu_dai, 1, substream->stream);
-
 	for_each_rtd_cpu_dai(rtd, i, cpu_dai)
 		snd_soc_dai_shutdown(cpu_dai, substream);
 
@@ -1232,6 +1229,14 @@ static int soc_pcm_hw_free(struct snd_pcm_substream *substream)
 						 substream->stream);
 	}
 
+	for_each_rtd_cpu_dai(rtd, i, cpu_dai) {
+		int active = cpu_dai->stream_active[substream->stream];
+
+		if (active == 1)
+			snd_soc_dai_digital_mute(cpu_dai, 1,
+						 substream->stream);
+	}
+
 	/* free any machine hw params */
 	soc_rtd_hw_free(rtd, substream);