#define HAVE_PCI_LEGACY
 extern int pci_mmap_legacy_page_range(struct pci_bus *bus,
                                      struct vm_area_struct *vma);
-extern ssize_t pci_read_legacy_io(struct kobject *kobj, char *buf, loff_t off,
-                                 size_t count);
-extern ssize_t pci_write_legacy_io(struct kobject *kobj, char *buf, loff_t off,
-                                  size_t count);
+extern ssize_t pci_read_legacy_io(struct kobject *kobj,
+                                 struct bin_attribute *bin_attr,
+                                 char *buf, loff_t off, size_t count);
+extern ssize_t pci_write_legacy_io(struct kobject *kobj,
+                                  struct bin_attribute *bin_attr,
+                                  char *buf, loff_t off, size_t count);
 extern int pci_mmap_legacy_mem(struct kobject *kobj,
                               struct bin_attribute *attr,
                               struct vm_area_struct *vma);