linux-kernel - [PATCH 01/15] rtc: rtc-88pm80x: use dev_get

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Message-id: <001d01ceb840$d2036a60$760a3f20$%han@samsung.com>
Date:	Mon, 23 Sep 2013 18:39:38 +0900
From:	Jingoo Han <jg1.han@...sung.com>
To:	'Andrew Morton' <akpm@...ux-foundation.org>
Cc:	linux-kernel@...r.kernel.org,
	'Alessandro Zummo' <a.zummo@...ertech.it>,
	rtc-linux@...glegroups.com, 'Jingoo Han' <jg1.han@...sung.com>
Subject: [PATCH 01/15] rtc: rtc-88pm80x: 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/rtc/rtc-88pm80x.c |    8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/rtc/rtc-88pm80x.c b/drivers/rtc/rtc-88pm80x.c
index 354c937..0916089 100644
--- a/drivers/rtc/rtc-88pm80x.c
+++ b/drivers/rtc/rtc-88pm80x.c
@@ -251,14 +251,15 @@ static SIMPLE_DEV_PM_OPS(pm80x_rtc_pm_ops, pm80x_rtc_suspend, pm80x_rtc_resume);
 static int pm80x_rtc_probe(struct platform_device *pdev)
 {
 	struct pm80x_chip *chip = dev_get_drvdata(pdev->dev.parent);
-	struct pm80x_platform_data *pm80x_pdata;
+	struct pm80x_platform_data *pm80x_pdata =
+				dev_get_platdata(pdev->dev.parent);
 	struct pm80x_rtc_pdata *pdata = NULL;
 	struct pm80x_rtc_info *info;
 	struct rtc_time tm;
 	unsigned long ticks = 0;
 	int ret;
 
-	pdata = pdev->dev.platform_data;
+	pdata = dev_get_platdata(&pdev->dev);
 	if (pdata == NULL)
 		dev_warn(&pdev->dev, "No platform data!\n");
 
@@ -326,8 +327,7 @@ static int pm80x_rtc_probe(struct platform_device *pdev)
 	regmap_update_bits(info->map, PM800_RTC_CONTROL, PM800_RTC1_USE_XO,
 			   PM800_RTC1_USE_XO);
 
-	if (pdev->dev.parent->platform_data) {
-		pm80x_pdata = pdev->dev.parent->platform_data;
+	if (pm80x_pdata) {
 		pdata = pm80x_pdata->rtc;
 		if (pdata)
 			info->rtc_dev->dev.platform_data = &pdata->rtc_wakeup;
-- 
1.7.10.4


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