From: pascal.huerst@gmail.com
To: patch@alsa-project.org
Cc: alsa-devel@alsa-project.org, Pascal Huerst <pascal.huerst@gmail.com>
Subject: [PATCH 1/1] ASoC: tas5086: Reinit register values in probe function
Date: Thu, 22 Jan 2015 16:26:46 +0100 [thread overview]
Message-ID: <1421940406-20283-1-git-send-email-pascal.huerst@gmail.com> (raw)
From: Pascal Huerst <pascal.huerst@gmail.com>
If the machine driver has been un/reloaded, the register values of
the tas5086 codec have to be reinitialized, in order to work properly.
Signed-off-by: Pascal Huerst <pascal.huerst@gmail.com>
diff --git a/sound/soc/codecs/tas5086.c b/sound/soc/codecs/tas5086.c
index 249ef5c..cd19171 100644
--- a/sound/soc/codecs/tas5086.c
+++ b/sound/soc/codecs/tas5086.c
@@ -851,10 +851,16 @@ static int tas5086_probe(struct snd_soc_codec *codec)
}
tas5086_reset(priv);
+ regcache_mark_dirty(priv->regmap);
+
ret = tas5086_init(codec->dev, priv);
if (ret < 0)
goto exit_disable_regulators;
+ ret = regcache_sync(priv->regmap);
+ if (ret < 0)
+ goto exit_disable_regulators;
+
/* set master volume to 0 dB */
ret = regmap_write(priv->regmap, TAS5086_MASTER_VOL, 0x30);
if (ret < 0)
--
1.9.3
reply other threads:[~2015-01-22 15:26 UTC|newest]
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