linux-kernel - [PATCH 2/2] pwm_backlight: remove unnecessary ifdefs

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Message-id: <001401ce1330$50d64260$f282c720$%han@samsung.com>
Date:	Mon, 25 Feb 2013 17:15:47 +0900
From:	Jingoo Han <jg1.han@...sung.com>
To:	'Andrew Morton' <akpm@...ux-foundation.org>
Cc:	'LKML' <linux-kernel@...r.kernel.org>,
	'Richard Purdie' <rpurdie@...ys.net>,
	'Thierry Reding' <thierry.reding@...onic-design.de>,
	'Jingoo Han' <jg1.han@...sung.com>
Subject: [PATCH 2/2] pwm_backlight: remove unnecessary ifdefs

When the macro such as SIMPLE_DEV_PM_OPS is used, there is
no need to use '#ifdef CONFIG_PM' to prevent build error. Thus,
this patch removes unnecessary ifdefs.

Signed-off-by: Jingoo Han <jg1.han@...sung.com>
Cc: Thierry Reding <thierry.reding@...onic-design.de>
---
 drivers/video/backlight/pwm_bl.c |    7 ++-----
 1 files changed, 2 insertions(+), 5 deletions(-)

diff --git a/drivers/video/backlight/pwm_bl.c b/drivers/video/backlight/pwm_bl.c
index fa00304..1fea627 100644
--- a/drivers/video/backlight/pwm_bl.c
+++ b/drivers/video/backlight/pwm_bl.c
@@ -274,7 +274,7 @@ static int pwm_backlight_remove(struct platform_device *pdev)
 	return 0;
 }
 
-#ifdef CONFIG_PM
+#ifdef CONFIG_PM_SLEEP
 static int pwm_backlight_suspend(struct device *dev)
 {
 	struct backlight_device *bl = dev_get_drvdata(dev);
@@ -296,19 +296,16 @@ static int pwm_backlight_resume(struct device *dev)
 	backlight_update_status(bl);
 	return 0;
 }
+#endif
 
 static SIMPLE_DEV_PM_OPS(pwm_backlight_pm_ops, pwm_backlight_suspend,
 			 pwm_backlight_resume);
 
-#endif
-
 static struct platform_driver pwm_backlight_driver = {
 	.driver		= {
 		.name		= "pwm-backlight",
 		.owner		= THIS_MODULE,
-#ifdef CONFIG_PM
 		.pm		= &pwm_backlight_pm_ops,
-#endif
 		.of_match_table	= of_match_ptr(pwm_backlight_of_match),
 	},
 	.probe		= pwm_backlight_probe,
-- 
1.7.2.5


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