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Message-Id: <1378273082-28305-5-git-send-email-sachin.kamat@linaro.org>
Date: Wed, 4 Sep 2013 11:07:58 +0530
From: Sachin Kamat <sachin.kamat@...aro.org>
To: linux-kernel@...r.kernel.org
Cc: broonie@...nel.org, sachin.kamat@...aro.org,
kyungmin.park@...sung.com, myungjoo.ham@...sung.com,
ldewangan@...dia.com, jack.yoo@...im-ic.com,
haojian.zhuang@...vell.com, jonghwa3.lee@...sung.com
Subject: [PATCH 5/9] regulator: max8660: Use devm_regulator_register
devm_* simplifies the code.
Signed-off-by: Sachin Kamat <sachin.kamat@...aro.org>
---
drivers/regulator/max8660.c | 29 ++++++-----------------------
1 file changed, 6 insertions(+), 23 deletions(-)
diff --git a/drivers/regulator/max8660.c b/drivers/regulator/max8660.c
index d428ef9..a057342 100644
--- a/drivers/regulator/max8660.c
+++ b/drivers/regulator/max8660.c
@@ -352,7 +352,7 @@ static int max8660_probe(struct i2c_client *client,
for (i = 0; i < pdata->num_subdevs; i++) {
if (!pdata->subdevs[i].platform_data)
- goto err_out;
+ return ret;
boot_on = pdata->subdevs[i].platform_data->constraints.boot_on;
@@ -378,7 +378,7 @@ static int max8660_probe(struct i2c_client *client,
case MAX8660_V7:
if (!strcmp(i2c_id->name, "max8661")) {
dev_err(&client->dev, "Regulator not on this chip!\n");
- goto err_out;
+ return ret;
}
if (boot_on)
@@ -388,7 +388,7 @@ static int max8660_probe(struct i2c_client *client,
default:
dev_err(&client->dev, "invalid regulator %s\n",
pdata->subdevs[i].name);
- goto err_out;
+ return ret;
}
}
@@ -401,33 +401,17 @@ static int max8660_probe(struct i2c_client *client,
config.init_data = pdata->subdevs[i].platform_data;
config.driver_data = max8660;
- rdev[i] = regulator_register(&max8660_reg[id], &config);
+ rdev[i] = devm_regulator_register(&client->dev,
+ &max8660_reg[id], &config);
if (IS_ERR(rdev[i])) {
- ret = PTR_ERR(rdev[i]);
dev_err(&client->dev, "failed to register %s\n",
max8660_reg[id].name);
- goto err_unregister;
+ return PTR_ERR(rdev[i]);
}
}
i2c_set_clientdata(client, max8660);
return 0;
-
-err_unregister:
- while (--i >= 0)
- regulator_unregister(rdev[i]);
-err_out:
- return ret;
-}
-
-static int max8660_remove(struct i2c_client *client)
-{
- struct max8660 *max8660 = i2c_get_clientdata(client);
- int i;
-
- for (i = 0; i < MAX8660_V_END; i++)
- regulator_unregister(max8660->rdev[i]);
- return 0;
}
static const struct i2c_device_id max8660_id[] = {
@@ -439,7 +423,6 @@ MODULE_DEVICE_TABLE(i2c, max8660_id);
static struct i2c_driver max8660_driver = {
.probe = max8660_probe,
- .remove = max8660_remove,
.driver = {
.name = "max8660",
.owner = THIS_MODULE,
--
1.7.9.5
--
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