ASoC: rsnd: core.c: indicate warning if strange TDM width was set

Current rsnd silently uses default TDM width if it was strange settings. It is difficult to notice about it. This patch indicates warning for it. Signed-off-by: Kuninori Morimoto <[email protected]> Link: https://lore.kernel.org/r/[email protected] Signed-off-by: Mark Brown <[email protected]>
cilium · Feb 10, 2023 · 1ad059a · 1ad059a
1 parent 906b6f7
commit 1ad059a
Showing 1 changed file with 7 additions and 0 deletions.
diff --git a/sound/soc/sh/rcar/core.c b/sound/soc/sh/rcar/core.c
@@ -828,6 +828,13 @@ static int rsnd_soc_set_dai_tdm_slot(struct snd_soc_dai *dai,
 		break;
 	default:
 		/* use default */
+		/*
+		 * Indicate warning if DT has "dai-tdm-slot-width"
+		 * but the value was not expected.
+		 */
+		if (slot_width)
+			dev_warn(dev, "unsupported TDM slot width (%d), force to use default 32\n",
+				 slot_width);
 		slot_width = 32;
 	}