rtc: convert DS1374 to dev_pm_ops

There is a general move to replace bus-specific PM ops with dev_pm_ops in
order to facilitate core improvements. Do this conversion for DS1374.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Cc: Alessandro Zummo <a.zummo@towertech.it>
Cc: john stultz <johnstul@us.ibm.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

diff --git a/drivers/rtc/rtc-ds1374.c b/drivers/rtc/rtc-ds1374.c
index d834a63..e6e71de 100644 (file)
--- a/drivers/rtc/rtc-ds1374.c
+++ b/drivers/rtc/rtc-ds1374.c
@@ -25,6 +25,7 @@
 #include <linux/bcd.h>
 #include <linux/workqueue.h>
 #include <linux/slab.h>
+#include <linux/pm.h>
 
 #define DS1374_REG_TOD0                0x00 /* Time of Day */
 #define DS1374_REG_TOD1                0x01
@@ -409,32 +410,38 @@ static int __devexit ds1374_remove(struct i2c_client *client)
 }
 
 #ifdef CONFIG_PM
-static int ds1374_suspend(struct i2c_client *client, pm_message_t state)
+static int ds1374_suspend(struct device *dev)
 {
+       struct i2c_client *client = to_i2c_client(dev);
+
        if (client->irq >= 0 && device_may_wakeup(&client->dev))
                enable_irq_wake(client->irq);
        return 0;
 }
 
-static int ds1374_resume(struct i2c_client *client)
+static int ds1374_resume(struct device *dev)
 {
+       struct i2c_client *client = to_i2c_client(dev);
+
        if (client->irq >= 0 && device_may_wakeup(&client->dev))
                disable_irq_wake(client->irq);
        return 0;
 }
+
+static SIMPLE_DEV_PM_OPS(ds1374_pm, ds1374_suspend, ds1374_resume);
+
+#define DS1374_PM (&ds1374_pm)
 #else
-#define ds1374_suspend NULL
-#define ds1374_resume  NULL
+#define DS1374_PM NULL
 #endif
 
 static struct i2c_driver ds1374_driver = {
        .driver = {
                .name = "rtc-ds1374",
                .owner = THIS_MODULE,
+               .pm = DS1374_PM,
        },
        .probe = ds1374_probe,
-       .suspend = ds1374_suspend,
-       .resume = ds1374_resume,
        .remove = __devexit_p(ds1374_remove),
        .id_table = ds1374_id,
 };