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authorKay Sievers <kay.sievers@vrfy.org>2010-11-15 23:13:18 +0100
committerGreg Kroah-Hartman <gregkh@suse.de>2010-11-17 14:21:08 -0800
commit6b6e39a6a8da7234c538d14c43d3583da8875f9c (patch)
treecef5d25998665559ecc0cad2bcdb947cfa401b67 /drivers/base/class.c
parent14c05aa399e30f343f25158c9adfc44631378a96 (diff)
driver-core: merge private parts of class and bus
As classes and busses are pretty much the same thing, and we want to merge them together into a 'subsystem' in the future, let us share the same private data parts to make that merge easier. Signed-off-by: Kay Sievers <kay.sievers@vrfy.org> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/base/class.c')
-rw-r--r--drivers/base/class.c38
1 files changed, 19 insertions, 19 deletions
diff --git a/drivers/base/class.c b/drivers/base/class.c
index 7975a52bdf5..4f1df2e8fd7 100644
--- a/drivers/base/class.c
+++ b/drivers/base/class.c
@@ -27,7 +27,7 @@ static ssize_t class_attr_show(struct kobject *kobj, struct attribute *attr,
char *buf)
{
struct class_attribute *class_attr = to_class_attr(attr);
- struct class_private *cp = to_class(kobj);
+ struct subsys_private *cp = to_subsys_private(kobj);
ssize_t ret = -EIO;
if (class_attr->show)
@@ -39,7 +39,7 @@ static ssize_t class_attr_store(struct kobject *kobj, struct attribute *attr,
const char *buf, size_t count)
{
struct class_attribute *class_attr = to_class_attr(attr);
- struct class_private *cp = to_class(kobj);
+ struct subsys_private *cp = to_subsys_private(kobj);
ssize_t ret = -EIO;
if (class_attr->store)
@@ -49,7 +49,7 @@ static ssize_t class_attr_store(struct kobject *kobj, struct attribute *attr,
static void class_release(struct kobject *kobj)
{
- struct class_private *cp = to_class(kobj);
+ struct subsys_private *cp = to_subsys_private(kobj);
struct class *class = cp->class;
pr_debug("class '%s': release.\n", class->name);
@@ -65,7 +65,7 @@ static void class_release(struct kobject *kobj)
static const struct kobj_ns_type_operations *class_child_ns_type(struct kobject *kobj)
{
- struct class_private *cp = to_class(kobj);
+ struct subsys_private *cp = to_subsys_private(kobj);
struct class *class = cp->class;
return class->ns_type;
@@ -82,7 +82,7 @@ static struct kobj_type class_ktype = {
.child_ns_type = class_child_ns_type,
};
-/* Hotplug events for classes go to the class class_subsys */
+/* Hotplug events for classes go to the class subsys */
static struct kset *class_kset;
@@ -90,7 +90,7 @@ int class_create_file(struct class *cls, const struct class_attribute *attr)
{
int error;
if (cls)
- error = sysfs_create_file(&cls->p->class_subsys.kobj,
+ error = sysfs_create_file(&cls->p->subsys.kobj,
&attr->attr);
else
error = -EINVAL;
@@ -100,20 +100,20 @@ int class_create_file(struct class *cls, const struct class_attribute *attr)
void class_remove_file(struct class *cls, const struct class_attribute *attr)
{
if (cls)
- sysfs_remove_file(&cls->p->class_subsys.kobj, &attr->attr);
+ sysfs_remove_file(&cls->p->subsys.kobj, &attr->attr);
}
static struct class *class_get(struct class *cls)
{
if (cls)
- kset_get(&cls->p->class_subsys);
+ kset_get(&cls->p->subsys);
return cls;
}
static void class_put(struct class *cls)
{
if (cls)
- kset_put(&cls->p->class_subsys);
+ kset_put(&cls->p->subsys);
}
static int add_class_attrs(struct class *cls)
@@ -162,7 +162,7 @@ static void klist_class_dev_put(struct klist_node *n)
int __class_register(struct class *cls, struct lock_class_key *key)
{
- struct class_private *cp;
+ struct subsys_private *cp;
int error;
pr_debug("device class '%s': registering\n", cls->name);
@@ -170,11 +170,11 @@ int __class_register(struct class *cls, struct lock_class_key *key)
cp = kzalloc(sizeof(*cp), GFP_KERNEL);
if (!cp)
return -ENOMEM;
- klist_init(&cp->class_devices, klist_class_dev_get, klist_class_dev_put);
+ klist_init(&cp->klist_devices, klist_class_dev_get, klist_class_dev_put);
INIT_LIST_HEAD(&cp->class_interfaces);
- kset_init(&cp->class_dirs);
+ kset_init(&cp->glue_dirs);
__mutex_init(&cp->class_mutex, "struct class mutex", key);
- error = kobject_set_name(&cp->class_subsys.kobj, "%s", cls->name);
+ error = kobject_set_name(&cp->subsys.kobj, "%s", cls->name);
if (error) {
kfree(cp);
return error;
@@ -187,15 +187,15 @@ int __class_register(struct class *cls, struct lock_class_key *key)
#if defined(CONFIG_BLOCK)
/* let the block class directory show up in the root of sysfs */
if (!sysfs_deprecated || cls != &block_class)
- cp->class_subsys.kobj.kset = class_kset;
+ cp->subsys.kobj.kset = class_kset;
#else
- cp->class_subsys.kobj.kset = class_kset;
+ cp->subsys.kobj.kset = class_kset;
#endif
- cp->class_subsys.kobj.ktype = &class_ktype;
+ cp->subsys.kobj.ktype = &class_ktype;
cp->class = cls;
cls->p = cp;
- error = kset_register(&cp->class_subsys);
+ error = kset_register(&cp->subsys);
if (error) {
kfree(cp);
return error;
@@ -210,7 +210,7 @@ void class_unregister(struct class *cls)
{
pr_debug("device class '%s': unregistering\n", cls->name);
remove_class_attrs(cls);
- kset_unregister(&cls->p->class_subsys);
+ kset_unregister(&cls->p->subsys);
}
static void class_create_release(struct class *cls)
@@ -295,7 +295,7 @@ void class_dev_iter_init(struct class_dev_iter *iter, struct class *class,
if (start)
start_knode = &start->knode_class;
- klist_iter_init_node(&class->p->class_devices, &iter->ki, start_knode);
+ klist_iter_init_node(&class->p->klist_devices, &iter->ki, start_knode);
iter->type = type;
}
EXPORT_SYMBOL_GPL(class_dev_iter_init);