s390/pci: implement pcibios_add_device

Use pcibios_add_device to do arch specific device initialization.
This function will be called during pci_bus_add_device.

Reviewed-by: Gerald Schaefer <gerald.schaefer@de.ibm.com>
Signed-off-by: Sebastian Ott <sebott@linux.vnet.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>

1 files changed, 11 insertions, 3 deletions

diff --git a/arch/s390/pci/pci.c b/arch/s390/pci/pci.c
index 24dcf059f061..01478f63c8a8 100644
--- a/arch/s390/pci/pci.c
+++ b/arch/s390/pci/pci.c
@@ -868,6 +868,17 @@ static void zpci_free_iomap(struct zpci_dev *zdev, int entry)
         spin_unlock(&zpci_iomap_lock);
 }
 
+int pcibios_add_device(struct pci_dev *pdev)
+{
+        struct zpci_dev *zdev = get_zdev(pdev);
+
+        zpci_debug_init_device(zdev);
+        zpci_fmb_enable_device(zdev);
+        zpci_map_resources(zdev);
+
+        return 0;
+}
+
 static int zpci_create_device_bus(struct zpci_dev *zdev)
 {
         struct resource *res;
@@ -1019,9 +1030,6 @@ int zpci_scan_device(struct zpci_dev *zdev)
                 goto out;
         }
 
-        zpci_debug_init_device(zdev);
-        zpci_fmb_enable_device(zdev);
-        zpci_map_resources(zdev);
         pci_bus_add_devices(zdev->bus);
 
         /* now that pdev was added to the bus mark it as used */