ASoC: wm9081: Use devm_regmap_init_i2c()

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

Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>

diff --git a/sound/soc/codecs/wm9081.c b/sound/soc/codecs/wm9081.c
index 2de74e1..860144e 100644 (file)
--- a/sound/soc/codecs/wm9081.c
+++ b/sound/soc/codecs/wm9081.c
@@ -1341,28 +1341,27 @@ static __devinit int wm9081_i2c_probe(struct i2c_client *i2c,
 
        i2c_set_clientdata(i2c, wm9081);
 
-       wm9081->regmap = regmap_init_i2c(i2c, &wm9081_regmap);
+       wm9081->regmap = devm_regmap_init_i2c(i2c, &wm9081_regmap);
        if (IS_ERR(wm9081->regmap)) {
                ret = PTR_ERR(wm9081->regmap);
                dev_err(&i2c->dev, "regmap_init() failed: %d\n", ret);
-               goto err;
+               return ret;
        }
 
        ret = regmap_read(wm9081->regmap, WM9081_SOFTWARE_RESET, &reg);
        if (ret != 0) {
                dev_err(&i2c->dev, "Failed to read chip ID: %d\n", ret);
-               goto err_regmap;
+               return ret;
        }
        if (reg != 0x9081) {
                dev_err(&i2c->dev, "Device is not a WM9081: ID=0x%x\n", reg);
-               ret = -EINVAL;
-               goto err_regmap;
+               return -EINVAL;
        }
 
        ret = wm9081_reset(wm9081->regmap);
        if (ret < 0) {
                dev_err(&i2c->dev, "Failed to issue reset\n");
-               goto err_regmap;
+               return ret;
        }
 
        if (dev_get_platdata(&i2c->dev))
@@ -1382,23 +1381,14 @@ static __devinit int wm9081_i2c_probe(struct i2c_client *i2c,
        ret = snd_soc_register_codec(&i2c->dev,
                        &soc_codec_dev_wm9081, &wm9081_dai, 1);
        if (ret < 0)
-               goto err_regmap;
+               return ret;
 
        return 0;
-
-err_regmap:
-       regmap_exit(wm9081->regmap);
-err:
-
-       return ret;
 }
 
 static __devexit int wm9081_i2c_remove(struct i2c_client *client)
 {
-       struct wm9081_priv *wm9081 = i2c_get_clientdata(client);
-
        snd_soc_unregister_codec(&client->dev);
-       regmap_exit(wm9081->regmap);
        return 0;
 }