linux-kernel - [PATCH 04/10] rtc: rtc-rc5t583: switch to using SIMPLE_DEV_PM

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Date:	Mon, 18 Mar 2013 18:30:56 +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 04/10] rtc: rtc-rc5t583: switch to using SIMPLE_DEV_PM_OPS

Switch to using SIMPLE_DEV_PM_OPS  macro to declare the driver's
pm_ops. It reduces code size.

Signed-off-by: Jingoo Han <jg1.han@...sung.com>
---
 drivers/rtc/rtc-rc5t583.c |   15 ++++-----------
 1 files changed, 4 insertions(+), 11 deletions(-)

diff --git a/drivers/rtc/rtc-rc5t583.c b/drivers/rtc/rtc-rc5t583.c
index eb3194d..1734e97 100644
--- a/drivers/rtc/rtc-rc5t583.c
+++ b/drivers/rtc/rtc-rc5t583.c
@@ -282,7 +282,6 @@ static int rc5t583_rtc_remove(struct platform_device *pdev)
 }
 
 #ifdef CONFIG_PM_SLEEP
-
 static int rc5t583_rtc_suspend(struct device *dev)
 {
 	struct rc5t583 *rc5t583 = dev_get_drvdata(dev->parent);
@@ -304,24 +303,18 @@ static int rc5t583_rtc_resume(struct device *dev)
 	return regmap_write(rc5t583->regmap, RC5T583_RTC_CTL1,
 		rc5t583_rtc->irqen);
 }
-
-static const struct dev_pm_ops rc5t583_rtc_pm_ops = {
-	.suspend	= rc5t583_rtc_suspend,
-	.resume		= rc5t583_rtc_resume,
-};
-
-#define DEV_PM_OPS     (&rc5t583_rtc_pm_ops)
-#else
-#define DEV_PM_OPS     NULL
 #endif
 
+static SIMPLE_DEV_PM_OPS(rc5t583_rtc_pm_ops, rc5t583_rtc_suspend,
+			rc5t583_rtc_resume);
+
 static struct platform_driver rc5t583_rtc_driver = {
 	.probe		= rc5t583_rtc_probe,
 	.remove		= rc5t583_rtc_remove,
 	.driver		= {
 		.owner	= THIS_MODULE,
 		.name	= "rtc-rc5t583",
-		.pm	= DEV_PM_OPS,
+		.pm	= &rc5t583_rtc_pm_ops,
 	},
 };
 
-- 
1.7.2.5


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