diff --git a/drivers/net/wireless/ath/ath9k/pci.c b/drivers/net/wireless/ath/ath9k/pci.c
index b5b651413e77..6605bc2c2036 100644
--- a/drivers/net/wireless/ath/ath9k/pci.c
+++ b/drivers/net/wireless/ath/ath9k/pci.c
@@ -247,34 +247,25 @@ static void ath_pci_remove(struct pci_dev *pdev)
 
 #ifdef CONFIG_PM
 
-static int ath_pci_suspend(struct pci_dev *pdev, pm_message_t state)
+static int ath_pci_suspend(struct device *device)
 {
+	struct pci_dev *pdev = to_pci_dev(device);
 	struct ieee80211_hw *hw = pci_get_drvdata(pdev);
 	struct ath_wiphy *aphy = hw->priv;
 	struct ath_softc *sc = aphy->sc;
 
 	ath9k_hw_set_gpio(sc->sc_ah, sc->sc_ah->led_pin, 1);
 
-	pci_save_state(pdev);
-	pci_disable_device(pdev);
-	pci_set_power_state(pdev, PCI_D3hot);
-
 	return 0;
 }
 
-static int ath_pci_resume(struct pci_dev *pdev)
+static int ath_pci_resume(struct device *device)
 {
+	struct pci_dev *pdev = to_pci_dev(device);
 	struct ieee80211_hw *hw = pci_get_drvdata(pdev);
 	struct ath_wiphy *aphy = hw->priv;
 	struct ath_softc *sc = aphy->sc;
 	u32 val;
-	int err;
-
-	pci_restore_state(pdev);
-
-	err = pci_enable_device(pdev);
-	if (err)
-		return err;
 
 	/*
 	 * Suspend/Resume resets the PCI configuration space, so we have to
@@ -293,7 +284,23 @@ static int ath_pci_resume(struct pci_dev *pdev)
 	return 0;
 }
 
-#endif /* CONFIG_PM */
+static const struct dev_pm_ops ath9k_pm_ops = {
+	.suspend = ath_pci_suspend,
+	.resume = ath_pci_resume,
+	.freeze = ath_pci_suspend,
+	.thaw = ath_pci_resume,
+	.poweroff = ath_pci_suspend,
+	.restore = ath_pci_resume,
+};
+
+#define ATH9K_PM_OPS	(&ath9k_pm_ops)
+
+#else /* !CONFIG_PM */
+
+#define ATH9K_PM_OPS	NULL
+
+#endif /* !CONFIG_PM */
+
 
 MODULE_DEVICE_TABLE(pci, ath_pci_id_table);
 
@@ -302,10 +309,7 @@ static struct pci_driver ath_pci_driver = {
 	.id_table   = ath_pci_id_table,
 	.probe      = ath_pci_probe,
 	.remove     = ath_pci_remove,
-#ifdef CONFIG_PM
-	.suspend    = ath_pci_suspend,
-	.resume     = ath_pci_resume,
-#endif /* CONFIG_PM */
+	.driver.pm  = ATH9K_PM_OPS,
 };
 
 int ath_pci_init(void)