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ASoC: wm9090: Use devm_regmap_init_i2c()

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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>
This commit is contained in:
Sachin Kamat 2012-11-28 14:43:52 +05:30 committed by Mark Brown
parent 9489e9dcae
commit be7eaf53fd
1 changed files with 6 additions and 14 deletions
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20
sound/soc/codecs/wm9090.c
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@ -628,7 +628,7 @@ static int wm9090_i2c_probe(struct i2c_client *i2c,
return -ENOMEM;
}
wm9090->regmap = regmap_init_i2c(i2c, &wm9090_regmap);
wm9090->regmap = devm_regmap_init_i2c(i2c, &wm9090_regmap);
if (IS_ERR(wm9090->regmap)) {
ret = PTR_ERR(wm9090->regmap);
dev_err(&i2c->dev, "Failed to allocate regmap: %d\n", ret);
@ -637,16 +637,16 @@ static int wm9090_i2c_probe(struct i2c_client *i2c,
ret = regmap_read(wm9090->regmap, WM9090_SOFTWARE_RESET, &reg);
if (ret < 0)
goto err;
return ret;
if (reg != 0x9093) {
dev_err(&i2c->dev, "Device is not a WM9090, ID=%x\n", reg);
ret = -ENODEV;
goto err;
return -ENODEV;
}
ret = regmap_write(wm9090->regmap, WM9090_SOFTWARE_RESET, 0);
if (ret < 0)
goto err;
return ret;
if (i2c->dev.platform_data)
memcpy(&wm9090->pdata, i2c->dev.platform_data,
@ -658,23 +658,15 @@ static int wm9090_i2c_probe(struct i2c_client *i2c,
&soc_codec_dev_wm9090, NULL, 0);
if (ret != 0) {
dev_err(&i2c->dev, "Failed to register CODEC: %d\n", ret);
goto err;
return ret;
}
return 0;
err:
regmap_exit(wm9090->regmap);
return ret;
}
static int __devexit wm9090_i2c_remove(struct i2c_client *i2c)
{
struct wm9090_priv *wm9090 = i2c_get_clientdata(i2c);
snd_soc_unregister_codec(&i2c->dev);
regmap_exit(wm9090->regmap);
return 0;
}