[PATCH] allow struct bin_attributes in class devices

[Jesse Barnes]

This small patch adds routines to create and remove bin_attribute files for 
class devices.  One intended use is for binary files corresponding to PCI 
busses, like bus legacy I/O ports or ISA memory.

 drivers/base/class.c   |   16 ++++++++++++++++
 include/linux/device.h |    5 ++++-
 2 files changed, 20 insertions(+), 1 deletion(-)

Signed-off-by: Jesse Barnes <jbarnes@xxxxxxx>

Thanks,
Jesse
===== drivers/base/class.c 1.56 vs edited =====
--- 1.56/drivers/base/class.c	2004-11-12 03:45:39 -08:00
+++ edited/drivers/base/class.c	2004-12-21 13:59:00 -08:00
@@ -179,6 +179,22 @@
 		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 int class_device_dev_link(struct class_device * class_dev)
 {
 	if (class_dev->dev)
===== include/linux/device.h 1.133 vs edited =====
--- 1.133/include/linux/device.h	2004-12-08 15:22:36 -08:00
+++ edited/include/linux/device.h	2004-12-21 16:16:06 -08:00
@@ -228,7 +228,10 @@
 				    const struct class_device_attribute *);
 extern void class_device_remove_file(struct class_device *, 
 				     const struct class_device_attribute *);
-
+extern int 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;