fec: Use SIMPLE_DEV_PM_OPS

Using SIMPLE_DEV_PM_OPS can make the code smaller and simpler.

Also change CONFIG_PM to CONFIG_PM_SLEEP.
Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/ethernet/freescale/fec_main.c

@@ -1909,7 +1909,7 @@ fec_drv_remove(struct platform_device *pdev)
 	return 0;
 }
 
-#ifdef CONFIG_PM
+#ifdef CONFIG_PM_SLEEP
 static int
 fec_suspend(struct device *dev)
 {
@@ -1941,24 +1941,15 @@ fec_resume(struct device *dev)
 
 	return 0;
 }
+#endif /* CONFIG_PM_SLEEP */
 
-static const struct dev_pm_ops fec_pm_ops = {
-	.suspend	= fec_suspend,
-	.resume		= fec_resume,
-	.freeze		= fec_suspend,
-	.thaw		= fec_resume,
-	.poweroff	= fec_suspend,
-	.restore	= fec_resume,
-};
-#endif
+static SIMPLE_DEV_PM_OPS(fec_pm_ops, fec_suspend, fec_resume);
 
 static struct platform_driver fec_driver = {
 	.driver	= {
 		.name	= DRIVER_NAME,
 		.owner	= THIS_MODULE,
-#ifdef CONFIG_PM
 		.pm	= &fec_pm_ops,
-#endif
 		.of_match_table = fec_dt_ids,
 	},
 	.id_table = fec_devtype,