{
        struct pcie_device *pciedev;
        struct pcie_port_service_driver *driver;
-       int status = -ENODEV;
+       int status;
 
        if (!dev || !dev->driver)
-               return status;
+               return -ENODEV;
 
        driver = to_service_driver(dev->driver);
        if (!driver || !driver->probe)
-               return status;
+               return -ENODEV;
 
        pciedev = to_pcie_device(dev);
        status = driver->probe(pciedev, driver->id_table);
        if (!status) {
-               printk(KERN_DEBUG "Load service driver %s on pcie device %s\n",
-                       driver->name, dev->bus_id);
+               dev_printk(KERN_DEBUG, dev, "service driver %s loaded\n",
+                       driver->name);
                get_device(dev);
        }
        return status;
        pciedev = to_pcie_device(dev);
        driver = to_service_driver(dev->driver);
        if (driver && driver->remove) { 
-               printk(KERN_DEBUG "Unload service driver %s on pcie device %s\n",
-                       driver->name, dev->bus_id);
+               dev_printk(KERN_DEBUG, dev, "unloading service driver %s\n",
+                       driver->name);
                driver->remove(pciedev);
                put_device(dev);
        }
  */
 static void release_pcie_device(struct device *dev)
 {
-       printk(KERN_DEBUG "Free Port Service[%s]\n", dev->bus_id);
+       dev_printk(KERN_DEBUG, dev, "free port service\n");
        kfree(to_pcie_device(dev));                     
 }
 
        if (pos) {
                struct msix_entry msix_entries[PCIE_PORT_DEVICE_MAXSERVICES] = 
                        {{0, 0}, {0, 1}, {0, 2}, {0, 3}};
-               printk("%s Found MSIX capability\n", __func__);
+               dev_info(&dev->dev, "found MSI-X capability\n");
                status = pci_enable_msix(dev, msix_entries, nvec);
                if (!status) {
                        int j = 0;
        if (status) {
                pos = pci_find_capability(dev, PCI_CAP_ID_MSI);
                if (pos) {
-                       printk("%s Found MSI capability\n", __func__);
+                       dev_info(&dev->dev, "found MSI capability\n");
                        status = pci_enable_msi(dev);
                        if (!status) {
                                interrupt_mode = PCIE_PORT_MSI_MODE;
                return NULL;
 
        pcie_device_init(parent, device, port_type, service_type, irq,irq_mode);
-       printk(KERN_DEBUG "Allocate Port Service[%s]\n", device->device.bus_id);
+       dev_printk(KERN_DEBUG, &device->device, "allocate port service\n");
        return device;
 }