rtc: rtc-at91rm9200: switch to using SIMPLE_DEV_PM_OPS

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

Signed-off-by: Jingoo Han <jg1.han@samsung.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

1 files changed, 4 insertions, 12 deletions

diff --git a/drivers/rtc/rtc-at91rm9200.c b/drivers/rtc/rtc-at91rm9200.c
index f63c8fee73eb..f07bd318260c 100644
--- a/drivers/rtc/rtc-at91rm9200.c
+++ b/drivers/rtc/rtc-at91rm9200.c
@@ -337,7 +337,7 @@ static int __exit at91_rtc_remove(struct platform_device *pdev)
         return 0;
 }
 
-#ifdef CONFIG_PM
+#ifdef CONFIG_PM_SLEEP
 
 /* AT91RM9200 RTC Power management control */
 
@@ -369,24 +369,16 @@ static int at91_rtc_resume(struct device *dev)
         }
         return 0;
 }
-
-static const struct dev_pm_ops at91_rtc_pm = {
-        .suspend =      at91_rtc_suspend,
-        .resume =       at91_rtc_resume,
-};
-
-#define at91_rtc_pm_ptr &at91_rtc_pm
-
-#else
-#define at91_rtc_pm_ptr NULL
 #endif
 
+static SIMPLE_DEV_PM_OPS(at91_rtc_pm_ops, at91_rtc_suspend, at91_rtc_resume);
+
 static struct platform_driver at91_rtc_driver = {
         .remove         = __exit_p(at91_rtc_remove),
         .driver         = {
                 .name   = "at91_rtc",
                 .owner  = THIS_MODULE,
-                .pm     = at91_rtc_pm_ptr,
+                .pm     = &at91_rtc_pm_ops,
         },
 };