linux-kernel - [PATCH] ASoC: dapm: Fix auto-disable for inverted controls

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Date:	Fri, 30 Aug 2013 17:39:33 +0200
From:	Lars-Peter Clausen <lars@...afoo.de>
To:	Mark Brown <broonie@...nel.org>
Cc:	Bard Liao <bardliao@...ltek.com>,
	Stephen Warren <swarren@...dotorg.org>,
	linux-kernel@...r.kernel.org, Lars-Peter Clausen <lars@...afoo.de>
Subject: [PATCH] ASoC: dapm: Fix auto-disable for inverted controls

We need to make sure that the control's cached value is initialized to the same
value as the control's widget->on_val. Otherwise updates might be lost.

Signed-off-by: Lars-Peter Clausen <lars@...afoo.de>
---
 sound/soc/soc-dapm.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/sound/soc/soc-dapm.c b/sound/soc/soc-dapm.c
index 548b1c9..c17c14c 100644
--- a/sound/soc/soc-dapm.c
+++ b/sound/soc/soc-dapm.c
@@ -229,6 +229,8 @@ static int dapm_kcontrol_data_alloc(struct snd_soc_dapm_widget *widget,
 			template.id = snd_soc_dapm_kcontrol;
 			template.name = kcontrol->id.name;
 
+			data->value = template.on_val;
+
 			data->widget = snd_soc_dapm_new_control(widget->dapm,
 				&template);
 			if (!data->widget) {
-- 
1.8.0

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