[PATCH] PM: Add pm_ops_ptr() macro

From: Jingoo Han
Date: Fri Apr 26 2013 - 22:54:59 EST


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@xxxxxxxxxxx>
---
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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