From 6b6e39a6a8da7234c538d14c43d3583da8875f9c Mon Sep 17 00:00:00 2001 From: Kay Sievers Date: Mon, 15 Nov 2010 23:13:18 +0100 Subject: 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 Signed-off-by: Greg Kroah-Hartman --- drivers/base/class.c | 38 +++++++++++++++++++------------------- 1 file changed, 19 insertions(+), 19 deletions(-) (limited to 'drivers/base/class.c') diff --git a/drivers/base/class.c b/drivers/base/class.c index 7975a52bdf5b..4f1df2e8fd74 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); -- cgit