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[3/4] ASoC: codecs: wcd934x: return correct value from mixer put

Message ID 20211130160507.22180-4-srinivas.kandagatla@linaro.org
State Accepted
Commit d9be0ff4796d1b6f5ee391c1b7e3653a43cedfab
Headers show
Series ASoC: codecs: Qualcomm codecs fix kcontrol put return values | expand

Commit Message

Srinivas Kandagatla Nov. 30, 2021, 4:05 p.m. UTC 
wcd934x_compander_set() currently returns zero eventhough it changes the value.
Fix this, so that change notifications are sent correctly.

Fixes: 1cde8b822332 ("ASoC: wcd934x: add basic controls")
Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
---
 sound/soc/codecs/wcd934x.c | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)
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Patch

diff --git a/sound/soc/codecs/wcd934x.c b/sound/soc/codecs/wcd934x.c
index 3294c685d4d8..6c468527fec6 100644
--- 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,