[alsa-devel] [PATCH 09/14] ASoC: wm8955: Use devm_regmap_init_i2c()

Sachin Kamat sachin.kamat at linaro.org
Mon Nov 26 12:49:42 CET 2012


devm_regmap_init_i2c() is device managed and makes error
handling and code cleanup simpler.

Signed-off-by: Sachin Kamat <sachin.kamat at linaro.org>
---
 sound/soc/codecs/wm8955.c |   11 +----------
 1 files changed, 1 insertions(+), 10 deletions(-)

diff --git a/sound/soc/codecs/wm8955.c b/sound/soc/codecs/wm8955.c
index 2f1c075..7a82b7d 100644
--- a/sound/soc/codecs/wm8955.c
+++ b/sound/soc/codecs/wm8955.c
@@ -1023,7 +1023,7 @@ static __devinit int wm8955_i2c_probe(struct i2c_client *i2c,
 	if (wm8955 == NULL)
 		return -ENOMEM;
 
-	wm8955->regmap = regmap_init_i2c(i2c, &wm8955_regmap);
+	wm8955->regmap = devm_regmap_init_i2c(i2c, &wm8955_regmap);
 	if (IS_ERR(wm8955->regmap)) {
 		ret = PTR_ERR(wm8955->regmap);
 		dev_err(&i2c->dev, "Failed to allocate register map: %d\n",
@@ -1035,22 +1035,13 @@ static __devinit int wm8955_i2c_probe(struct i2c_client *i2c,
 
 	ret = snd_soc_register_codec(&i2c->dev,
 			&soc_codec_dev_wm8955, &wm8955_dai, 1);
-	if (ret != 0)
-		goto err;
 
 	return ret;
-
-err:
-	regmap_exit(wm8955->regmap);
-	return ret;
 }
 
 static __devexit int wm8955_i2c_remove(struct i2c_client *client)
 {
-	struct wm8955_priv *wm8955 = i2c_get_clientdata(client);
-
 	snd_soc_unregister_codec(&client->dev);
-	regmap_exit(wm8955->regmap);
 
 	return 0;
 }
-- 
1.7.4.1



More information about the Alsa-devel mailing list