powerpc/eeh: Pass eeh_dev to eeh_ops->restore_config()

Mechanical conversion of the eeh_ops interfaces to use eeh_dev to reference
a specific device rather than pci_dn. No functional changes.

Signed-off-by: Oliver O'Halloran <oohall@gmail.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20200725081231.39076-7-oohall@gmail.com
diff --git a/arch/powerpc/kernel/eeh_pe.c b/arch/powerpc/kernel/eeh_pe.c
index 177852e..d71493f 100644
--- a/arch/powerpc/kernel/eeh_pe.c
+++ b/arch/powerpc/kernel/eeh_pe.c
@@ -843,16 +843,14 @@ static void eeh_restore_device_bars(struct eeh_dev *edev)
  */
 static void eeh_restore_one_device_bars(struct eeh_dev *edev, void *flag)
 {
-	struct pci_dn *pdn = eeh_dev_to_pdn(edev);
-
 	/* Do special restore for bridges */
 	if (edev->mode & EEH_DEV_BRIDGE)
 		eeh_restore_bridge_bars(edev);
 	else
 		eeh_restore_device_bars(edev);
 
-	if (eeh_ops->restore_config && pdn)
-		eeh_ops->restore_config(pdn);
+	if (eeh_ops->restore_config)
+		eeh_ops->restore_config(edev);
 }
 
 /**