diff --git a/drivers/usb/net/zd1201.c b/drivers/usb/net/zd1201.c
index 341ae5f732ddf3de18492c17342a97c4a3442360..eb0bff535b3cfddbeaea0f861b2f16146ca622d8 100644
--- a/drivers/usb/net/zd1201.c
+++ b/drivers/usb/net/zd1201.c
@@ -1884,12 +1884,50 @@ static void zd1201_disconnect(struct usb_interface *interface)
 	kfree(zd);
 }
 
+#ifdef CONFIG_PM
+
+static int zd1201_suspend(struct usb_interface *interface,
+			   pm_message_t message)
+{
+	struct zd1201 *zd = usb_get_intfdata(interface);
+
+	netif_device_detach(zd->dev);
+
+	zd->was_enabled = zd->mac_enabled;
+
+	if (zd->was_enabled)
+		return zd1201_disable(zd);
+	else
+		return 0;
+}
+
+static int zd1201_resume(struct usb_interface *interface)
+{
+	struct zd1201 *zd = usb_get_intfdata(interface);
+
+	netif_device_attach(zd->dev);
+
+	if (zd->was_enabled)
+		return zd1201_enable(zd);
+	else
+		return 0;
+}
+
+#else
+
+#define zd1201_suspend NULL
+#define zd1201_resume  NULL
+
+#endif
+
 static struct usb_driver zd1201_usb = {
 	.owner = THIS_MODULE,
 	.name = "zd1201",
 	.probe = zd1201_probe,
 	.disconnect = zd1201_disconnect,
 	.id_table = zd1201_table,
+	.suspend = zd1201_suspend,
+	.resume = zd1201_resume,
 };
 
 static int __init zd1201_init(void)
diff --git a/drivers/usb/net/zd1201.h b/drivers/usb/net/zd1201.h
index 1627c71e80525189ad6718828447d0938deb0db5..235f0ee34b24d56d45282ea6e6eacb186594f87e 100644
--- a/drivers/usb/net/zd1201.h
+++ b/drivers/usb/net/zd1201.h
@@ -46,6 +46,7 @@ struct zd1201 {
 	char			essid[IW_ESSID_MAX_SIZE+1];
 	int			essidlen;
 	int			mac_enabled;
+	int			was_enabled;
 	int			monitor;
 	int			encode_enabled;
 	int			encode_restricted;