linux-kernel - [PATCH V2 18/20] mfd: tps65217: Use devm_mfd_add_devices() for mfd

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Date:	Fri, 8 Apr 2016 00:13:12 +0530
From:	Laxman Dewangan <ldewangan@...dia.com>
To:	<lee.jones@...aro.org>, <corbet@....net>, <andreas.werner@....de>,
	<tony@...mide.com>
CC:	<linux-doc@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
	<linux-omap@...r.kernel.org>,
	<patches@...nsource.wolfsonmicro.com>,
	"Laxman Dewangan" <ldewangan@...dia.com>
Subject: [PATCH V2 18/20] mfd: tps65217: Use devm_mfd_add_devices() for mfd_device registration

Use devm_mfd_add_devices() for MFD devices registration and get
rid of .remove callback to remove MFD child-devices. This is done
by managed device framework.

Signed-off-by: Laxman Dewangan <ldewangan@...dia.com>
CC: Tony Lindgren <tony@...mide.com>

---
Changes from V1:
- Convert mfd to MFD.
- Run checkpatch with --strict option and fix warning.

 drivers/mfd/tps65217.c | 14 ++------------
 1 file changed, 2 insertions(+), 12 deletions(-)

diff --git a/drivers/mfd/tps65217.c b/drivers/mfd/tps65217.c
index d32b5442..049a6fc 100644
--- a/drivers/mfd/tps65217.c
+++ b/drivers/mfd/tps65217.c
@@ -205,8 +205,8 @@ static int tps65217_probe(struct i2c_client *client,
 		return ret;
 	}
 
-	ret = mfd_add_devices(tps->dev, -1, tps65217s,
-			      ARRAY_SIZE(tps65217s), NULL, 0, NULL);
+	ret = devm_mfd_add_devices(tps->dev, -1, tps65217s,
+				   ARRAY_SIZE(tps65217s), NULL, 0, NULL);
 	if (ret < 0) {
 		dev_err(tps->dev, "mfd_add_devices failed: %d\n", ret);
 		return ret;
@@ -235,15 +235,6 @@ static int tps65217_probe(struct i2c_client *client,
 	return 0;
 }
 
-static int tps65217_remove(struct i2c_client *client)
-{
-	struct tps65217 *tps = i2c_get_clientdata(client);
-
-	mfd_remove_devices(tps->dev);
-
-	return 0;
-}
-
 static const struct i2c_device_id tps65217_id_table[] = {
 	{"tps65217", TPS65217},
 	{ /* sentinel */ }
@@ -257,7 +248,6 @@ static struct i2c_driver tps65217_driver = {
 	},
 	.id_table	= tps65217_id_table,
 	.probe		= tps65217_probe,
-	.remove		= tps65217_remove,
 };
 
 static int __init tps65217_init(void)
-- 
2.1.4