linux-kernel - [PATCH V2 17/20] mfd: tps6507x: Use devm_mfd_add_devices() for mfd

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Date:	Fri, 8 Apr 2016 00:13:11 +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>,
	Todd Fischer <todd.fischer@...gerun.com>
Subject: [PATCH V2 17/20] mfd: tps6507x: 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: Todd Fischer <todd.fischer@...gerun.com>

---
Changes from V1:
- Convert mfd to MFD.
- Fix checkpatch --strict error on patch.

 drivers/mfd/tps6507x.c | 13 ++-----------
 1 file changed, 2 insertions(+), 11 deletions(-)

diff --git a/drivers/mfd/tps6507x.c b/drivers/mfd/tps6507x.c
index 1ab3dd6..40beb2f 100644
--- a/drivers/mfd/tps6507x.c
+++ b/drivers/mfd/tps6507x.c
@@ -100,16 +100,8 @@ static int tps6507x_i2c_probe(struct i2c_client *i2c,
 	tps6507x->read_dev = tps6507x_i2c_read_device;
 	tps6507x->write_dev = tps6507x_i2c_write_device;
 
-	return mfd_add_devices(tps6507x->dev, -1, tps6507x_devs,
-			       ARRAY_SIZE(tps6507x_devs), NULL, 0, NULL);
-}
-
-static int tps6507x_i2c_remove(struct i2c_client *i2c)
-{
-	struct tps6507x_dev *tps6507x = i2c_get_clientdata(i2c);
-
-	mfd_remove_devices(tps6507x->dev);
-	return 0;
+	return devm_mfd_add_devices(tps6507x->dev, -1, tps6507x_devs,
+				    ARRAY_SIZE(tps6507x_devs), NULL, 0, NULL);
 }
 
 static const struct i2c_device_id tps6507x_i2c_id[] = {
@@ -132,7 +124,6 @@ static struct i2c_driver tps6507x_i2c_driver = {
 		   .of_match_table = of_match_ptr(tps6507x_of_match),
 	},
 	.probe = tps6507x_i2c_probe,
-	.remove = tps6507x_i2c_remove,
 	.id_table = tps6507x_i2c_id,
 };
 
-- 
2.1.4