Class: add support for class interfaces for devices
When moving class_device usage over to device, we need to handle
class_interfaces properly with devices. This patch adds that support.
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
diff --git a/drivers/base/class.c b/drivers/base/class.c
index cbdf47c..b06b0e2 100644
--- a/drivers/base/class.c
+++ b/drivers/base/class.c
@@ -842,6 +842,7 @@
{
struct class *parent;
struct class_device *class_dev;
+ struct device *dev;
if (!class_intf || !class_intf->class)
return -ENODEV;
@@ -856,6 +857,10 @@
list_for_each_entry(class_dev, &parent->children, node)
class_intf->add(class_dev, class_intf);
}
+ if (class_intf->add_dev) {
+ list_for_each_entry(dev, &parent->devices, node)
+ class_intf->add_dev(dev, class_intf);
+ }
up(&parent->sem);
return 0;
@@ -865,6 +870,7 @@
{
struct class * parent = class_intf->class;
struct class_device *class_dev;
+ struct device *dev;
if (!parent)
return;
@@ -875,6 +881,10 @@
list_for_each_entry(class_dev, &parent->children, node)
class_intf->remove(class_dev, class_intf);
}
+ if (class_intf->remove_dev) {
+ list_for_each_entry(dev, &parent->devices, node)
+ class_intf->remove_dev(dev, class_intf);
+ }
up(&parent->sem);
class_put(parent);