hwmon: (adt7410) Let suspend/resume depend on CONFIG_PM_SLEEP

Only build the suspend/resume code if CONFIG_PM_SLEEP is selected. Currently the
code is built if CONFIG_PM is selected, but it will also be selected if only
runtime PM support is built into the kernel.

Signed-off-by: Lars-Peter Clausen <lars@metafoo.de>
Acked-by: Hartmut Knaack <knaack.h@gmx.de>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
diff --git a/drivers/hwmon/adt7410.c b/drivers/hwmon/adt7410.c
index 4ccee4f..ae80815 100644
--- a/drivers/hwmon/adt7410.c
+++ b/drivers/hwmon/adt7410.c
@@ -415,7 +415,7 @@
 };
 MODULE_DEVICE_TABLE(i2c, adt7410_ids);
 
-#ifdef CONFIG_PM
+#ifdef CONFIG_PM_SLEEP
 static int adt7410_suspend(struct device *dev)
 {
 	int ret;