linux-kernel - [PATCH 2/2] regulator: tps65218: Remove unnecessary regulator

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Date:	Tue, 18 Feb 2014 20:22:29 +0800
From:	Axel Lin <axel.lin@...ics.com>
To:	Mark Brown <broonie@...nel.org>
Cc:	Keerthy <j-keerthy@...com>, Liam Girdwood <lgirdwood@...il.com>,
	linux-kernel@...r.kernel.org
Subject: [PATCH 2/2] regulator: tps65218: Remove unnecessary
 regulator_unregister call

Current code uses devm_regulator_register() so the we don't need to explicitly
call regulator_unregister() in .remove.
And then we don't need to save rdev pointer to tps->rdev[id].

Signed-off-by: Axel Lin <axel.lin@...ics.com>
---
 drivers/regulator/tps65218-regulator.c | 18 ------------------
 1 file changed, 18 deletions(-)

diff --git a/drivers/regulator/tps65218-regulator.c b/drivers/regulator/tps65218-regulator.c
index 00c0114..cec72fa 100644
--- a/drivers/regulator/tps65218-regulator.c
+++ b/drivers/regulator/tps65218-regulator.c
@@ -265,23 +265,6 @@ static int tps65218_regulator_probe(struct platform_device *pdev)
 		return PTR_ERR(rdev);
 	}
 
-	/* Save regulator */
-	tps->rdev[id] = rdev;
-
-	return 0;
-}
-
-static int tps65218_regulator_remove(struct platform_device *pdev)
-{
-	struct tps65218 *tps = platform_get_drvdata(pdev);
-	const struct of_device_id	*match;
-	const struct tps_info		*template;
-
-	match = of_match_device(tps65218_of_match, &pdev->dev);
-	template = match->data;
-	regulator_unregister(tps->rdev[template->id]);
-	platform_set_drvdata(pdev, NULL);
-
 	return 0;
 }
 
@@ -292,7 +275,6 @@ static struct platform_driver tps65218_regulator_driver = {
 		.of_match_table = tps65218_of_match,
 	},
 	.probe = tps65218_regulator_probe,
-	.remove = tps65218_regulator_remove,
 };
 
 module_platform_driver(tps65218_regulator_driver);
-- 
1.8.1.2



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