linux-kernel - [PATCH 2/2] w1: ds1wm: use dev_get

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Date:	Fri, 30 Aug 2013 13:18:01 +0900
From:	Jingoo Han <jg1.han@...sung.com>
To:	'Andrew Morton' <akpm@...ux-foundation.org>
Cc:	'Evgeniy Polyakov' <zbr@...emap.net>, linux-kernel@...r.kernel.org,
	'Jingoo Han' <jg1.han@...sung.com>
Subject: [PATCH 2/2] w1: ds1wm: use dev_get_platdata()

Use the wrapper function for retrieving the platform data instead of
accessing dev->platform_data directly. This is a cosmetic change
to make the code simpler and enhance the readability.

Signed-off-by: Jingoo Han <jg1.han@...sung.com>
---
 drivers/w1/masters/ds1wm.c |   12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/drivers/w1/masters/ds1wm.c b/drivers/w1/masters/ds1wm.c
index 96cab6ac..a606dba 100644
--- a/drivers/w1/masters/ds1wm.c
+++ b/drivers/w1/masters/ds1wm.c
@@ -255,17 +255,17 @@ static int ds1wm_find_divisor(int gclk)
 static void ds1wm_up(struct ds1wm_data *ds1wm_data)
 {
 	int divisor;
-	struct ds1wm_driver_data *plat = ds1wm_data->pdev->dev.platform_data;
+	struct device *dev = &ds1wm_data->pdev->dev;
+	struct ds1wm_driver_data *plat = dev_get_platdata(dev);
 
 	if (ds1wm_data->cell->enable)
 		ds1wm_data->cell->enable(ds1wm_data->pdev);
 
 	divisor = ds1wm_find_divisor(plat->clock_rate);
-	dev_dbg(&ds1wm_data->pdev->dev,
-		"found divisor 0x%x for clock %d\n", divisor, plat->clock_rate);
+	dev_dbg(dev, "found divisor 0x%x for clock %d\n",
+		divisor, plat->clock_rate);
 	if (divisor == 0) {
-		dev_err(&ds1wm_data->pdev->dev,
-			"no suitable divisor for %dHz clock\n",
+		dev_err(dev, "no suitable divisor for %dHz clock\n",
 			plat->clock_rate);
 		return;
 	}
@@ -481,7 +481,7 @@ static int ds1wm_probe(struct platform_device *pdev)
 	ds1wm_data->cell = mfd_get_cell(pdev);
 	if (!ds1wm_data->cell)
 		return -ENODEV;
-	plat = pdev->dev.platform_data;
+	plat = dev_get_platdata(&pdev->dev);
 	if (!plat)
 		return -ENODEV;
 
-- 
1.7.10.4


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