linux-kernel - [PATCH V4 07/14] regulator: lp8788-ldo: use devm_regulator

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Message-id: <007a01cebd77$cf595860$6e0c0920$%han@samsung.com>
Date:	Mon, 30 Sep 2013 09:55:51 +0900
From:	Jingoo Han <jg1.han@...sung.com>
To:	'Mark Brown' <broonie@...nel.org>
Cc:	'Liam Girdwood' <lgirdwood@...il.com>,
	linux-kernel@...r.kernel.org, 'Jingoo Han' <jg1.han@...sung.com>,
	'Milo Kim' <milo.kim@...com>
Subject: [PATCH V4 07/14] regulator: lp8788-ldo: use devm_regulator_register()

Use devm_regulator_register() to make cleanup paths simpler,
and remove unnecessary remove().

Signed-off-by: Jingoo Han <jg1.han@...sung.com>
---
 drivers/regulator/lp8788-ldo.c |   24 ++----------------------
 1 file changed, 2 insertions(+), 22 deletions(-)

diff --git a/drivers/regulator/lp8788-ldo.c b/drivers/regulator/lp8788-ldo.c
index 0527d87..b9a29a2 100644
--- a/drivers/regulator/lp8788-ldo.c
+++ b/drivers/regulator/lp8788-ldo.c
@@ -543,7 +543,7 @@ static int lp8788_dldo_probe(struct platform_device *pdev)
 	cfg.driver_data = ldo;
 	cfg.regmap = lp->regmap;
 
-	rdev = regulator_register(&lp8788_dldo_desc[id], &cfg);
+	rdev = devm_regulator_register(&pdev->dev, &lp8788_dldo_desc[id], &cfg);
 	if (IS_ERR(rdev)) {
 		ret = PTR_ERR(rdev);
 		dev_err(&pdev->dev, "DLDO%d regulator register err = %d\n",
@@ -557,18 +557,8 @@ static int lp8788_dldo_probe(struct platform_device *pdev)
 	return 0;
 }
 
-static int lp8788_dldo_remove(struct platform_device *pdev)
-{
-	struct lp8788_ldo *ldo = platform_get_drvdata(pdev);
-
-	regulator_unregister(ldo->regulator);
-
-	return 0;
-}
-
 static struct platform_driver lp8788_dldo_driver = {
 	.probe = lp8788_dldo_probe,
-	.remove = lp8788_dldo_remove,
 	.driver = {
 		.name = LP8788_DEV_DLDO,
 		.owner = THIS_MODULE,
@@ -603,7 +593,7 @@ static int lp8788_aldo_probe(struct platform_device *pdev)
 	cfg.driver_data = ldo;
 	cfg.regmap = lp->regmap;
 
-	rdev = regulator_register(&lp8788_aldo_desc[id], &cfg);
+	rdev = devm_regulator_register(&pdev->dev, &lp8788_aldo_desc[id], &cfg);
 	if (IS_ERR(rdev)) {
 		ret = PTR_ERR(rdev);
 		dev_err(&pdev->dev, "ALDO%d regulator register err = %d\n",
@@ -617,18 +607,8 @@ static int lp8788_aldo_probe(struct platform_device *pdev)
 	return 0;
 }
 
-static int lp8788_aldo_remove(struct platform_device *pdev)
-{
-	struct lp8788_ldo *ldo = platform_get_drvdata(pdev);
-
-	regulator_unregister(ldo->regulator);
-
-	return 0;
-}
-
 static struct platform_driver lp8788_aldo_driver = {
 	.probe = lp8788_aldo_probe,
-	.remove = lp8788_aldo_remove,
 	.driver = {
 		.name = LP8788_DEV_ALDO,
 		.owner = THIS_MODULE,
-- 
1.7.10.4


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