Revert "Driver core: remove class_device_*_bin_file"

This reverts commit fcd239d3.

I messed up, ia64 still uses these files in the current tree, and now
can not build the pci code, which all ia64 boxes seem to require :)

This fixes that mistake.
Signed-off-by: NGreg Kroah-Hartman <gregkh@suse.de>

drivers/base/class.c

@@ -257,6 +257,22 @@ void class_device_remove_file(struct class_device * class_dev,
 		sysfs_remove_file(&class_dev->kobj, &attr->attr);
 }
 
+int class_device_create_bin_file(struct class_device *class_dev,
+				 struct bin_attribute *attr)
+{
+	int error = -EINVAL;
+	if (class_dev)
+		error = sysfs_create_bin_file(&class_dev->kobj, attr);
+	return error;
+}
+
+void class_device_remove_bin_file(struct class_device *class_dev,
+				  struct bin_attribute *attr)
+{
+	if (class_dev)
+		sysfs_remove_bin_file(&class_dev->kobj, attr);
+}
+
 static ssize_t
 class_device_attr_show(struct kobject * kobj, struct attribute * attr,
 		       char * buf)
@@ -869,6 +885,8 @@ EXPORT_SYMBOL_GPL(class_device_create);
 EXPORT_SYMBOL_GPL(class_device_destroy);
 EXPORT_SYMBOL_GPL(class_device_create_file);
 EXPORT_SYMBOL_GPL(class_device_remove_file);
+EXPORT_SYMBOL_GPL(class_device_create_bin_file);
+EXPORT_SYMBOL_GPL(class_device_remove_bin_file);
 
 EXPORT_SYMBOL_GPL(class_interface_register);
 EXPORT_SYMBOL_GPL(class_interface_unregister);

include/linux/device.h

@@ -291,6 +291,10 @@ extern void class_device_put(struct class_device *);
 
 extern void class_device_remove_file(struct class_device *, 
 				     const struct class_device_attribute *);
+extern int __must_check class_device_create_bin_file(struct class_device *,
+					struct bin_attribute *);
+extern void class_device_remove_bin_file(struct class_device *,
+					 struct bin_attribute *);
 
 struct class_interface {
 	struct list_head	node;