linux-kernel - [PATCH] PM: Add pm_ops

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Message-id: <000001ce42f2$96128cc0$c237a640$@samsung.com>
Date:	Sat, 27 Apr 2013 11:54:50 +0900
From:	Jingoo Han <jg1.han@...sung.com>
To:	'Andrew Morton' <akpm@...ux-foundation.org>
Cc:	linux-kernel@...r.kernel.org, 'Len Brown' <len.brown@...el.com>,
	'Pavel Machek' <pavel@....cz>,
	"'Rafael J. Wysocki'" <rjw@...k.pl>, linux-pm@...r.kernel.org,
	Jingoo Han <jg1.han@...sung.com>
Subject: [PATCH] PM: Add pm_ops_ptr() macro

Add pm_ops_ptr() macro that allows the .pm entry in the driver structures
to be assigned without having an #define xxx NULL for the case that PM is
not enabled.

Signed-off-by: Jingoo Han <jg1.han@...sung.com>
---
 include/linux/pm.h |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)

diff --git a/include/linux/pm.h b/include/linux/pm.h
index a224c7f..bd50d15 100644
--- a/include/linux/pm.h
+++ b/include/linux/pm.h
@@ -55,8 +55,10 @@ struct device;
 
 #ifdef CONFIG_PM
 extern const char power_group_name[];		/* = "power" */
+#define pm_ops_ptr(_ptr)	(_ptr)
 #else
 #define power_group_name	NULL
+#define pm_ops_ptr(_ptr)	NULL
 #endif
 
 typedef struct pm_message {
-- 
1.7.2.5


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