ENGR00274585-9 ASoC: change error message to debug message

This error message is not actual error, which is a warning. When using
FE/BE, if there is widget which is used by playback and capture route, then
this message will be printed.

Signed-off-by: Shengjiu Wang <b02247@freescale.com>
(cherry picked from commit ad60b0e03d)

sound/soc/soc-pcm.c

@@ -945,7 +945,7 @@ static struct snd_soc_pcm_runtime *dpcm_get_be(struct snd_soc_card *card,
 		}
 	}
 
-	dev_err(card->dev, "ASoC: can't get %s BE for %s\n",
+	dev_dbg(card->dev, "ASoC: can't get %s BE for %s\n",
 		stream ? "capture" : "playback", widget->name);
 	return NULL;
 }
@@ -1062,7 +1062,7 @@ static int dpcm_add_paths(struct snd_soc_pcm_runtime *fe, int stream,
 		/* is there a valid BE rtd for this widget */
 		be = dpcm_get_be(card, list->widgets[i], stream);
 		if (!be) {
-			dev_err(fe->dev, "ASoC: no BE found for %s\n",
+			dev_dbg(fe->dev, "ASoC: no BE found for %s\n",
 					list->widgets[i]->name);
 			continue;
 		}