r8169: improve handling power management ops

Simplify handling the power management callbacks.
Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/ethernet/realtek/r8169_main.c

@@ -4821,7 +4821,7 @@ static void rtl8169_net_suspend(struct rtl8169_private *tp)
 
 #ifdef CONFIG_PM
 
-static int rtl8169_suspend(struct device *device)
+static int __maybe_unused rtl8169_suspend(struct device *device)
 {
 	struct rtl8169_private *tp = dev_get_drvdata(device);
 
@@ -4847,7 +4847,7 @@ static void __rtl8169_resume(struct rtl8169_private *tp)
 	rtl_unlock_work(tp);
 }
 
-static int rtl8169_resume(struct device *device)
+static int __maybe_unused rtl8169_resume(struct device *device)
 {
 	struct rtl8169_private *tp = dev_get_drvdata(device);
 
@@ -4909,24 +4909,12 @@ static int rtl8169_runtime_idle(struct device *device)
 }
 
 static const struct dev_pm_ops rtl8169_pm_ops = {
-	.suspend		= rtl8169_suspend,
-	.resume			= rtl8169_resume,
-	.freeze			= rtl8169_suspend,
-	.thaw			= rtl8169_resume,
-	.poweroff		= rtl8169_suspend,
-	.restore		= rtl8169_resume,
-	.runtime_suspend	= rtl8169_runtime_suspend,
-	.runtime_resume		= rtl8169_runtime_resume,
-	.runtime_idle		= rtl8169_runtime_idle,
+	SET_SYSTEM_SLEEP_PM_OPS(rtl8169_suspend, rtl8169_resume)
+	SET_RUNTIME_PM_OPS(rtl8169_runtime_suspend, rtl8169_runtime_resume,
+			   rtl8169_runtime_idle)
 };
 
-#define RTL8169_PM_OPS	(&rtl8169_pm_ops)
-
-#else /* !CONFIG_PM */
-
-#define RTL8169_PM_OPS	NULL
-
-#endif /* !CONFIG_PM */
+#endif /* CONFIG_PM */
 
 static void rtl_wol_shutdown_quirk(struct rtl8169_private *tp)
 {
@@ -5458,7 +5446,9 @@ static struct pci_driver rtl8169_pci_driver = {
 	.probe		= rtl_init_one,
 	.remove		= rtl_remove_one,
 	.shutdown	= rtl_shutdown,
-	.driver.pm	= RTL8169_PM_OPS,
+#ifdef CONFIG_PM
+	.driver.pm	= &rtl8169_pm_ops,
+#endif
 };
 
 module_pci_driver(rtl8169_pci_driver);