ASoC: codecs: wcd934x: return correct value from mixer put

wcd934x_compander_set() currently returns zero eventhough it changes the value. Fix this, so that change notifications are sent correctly. Fixes: 1cde8b8 ("ASoC: wcd934x: add basic controls") Signed-off-by: Srinivas Kandagatla <[email protected]> Link: https://lore.kernel.org/r/[email protected] Signed-off-by: Mark Brown <[email protected]>
mrmx · Dec 1, 2021 · d9be0ff · d9be0ff
1 parent 23ba286
commit d9be0ff
Showing 1 changed file with 5 additions and 2 deletions.
diff --git a/sound/soc/codecs/wcd934x.c b/sound/soc/codecs/wcd934x.c
@@ -3256,6 +3256,9 @@ static int wcd934x_compander_set(struct snd_kcontrol *kc,
 	int value = ucontrol->value.integer.value[0];
 	int sel;
 
+	if (wcd->comp_enabled[comp] == value)
+		return 0;
+
 	wcd->comp_enabled[comp] = value;
 	sel = value ? WCD934X_HPH_GAIN_SRC_SEL_COMPANDER :
 		WCD934X_HPH_GAIN_SRC_SEL_REGISTER;
@@ -3279,10 +3282,10 @@ static int wcd934x_compander_set(struct snd_kcontrol *kc,
 	case COMPANDER_8:
 		break;
 	default:
-		break;
+		return 0;
 	}
 
-	return 0;
+	return 1;
 }
 
 static int wcd934x_rx_hph_mode_get(struct snd_kcontrol *kc,