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driver-core: merge private parts of class and bus

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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>
This commit is contained in:
Kay Sievers
2010-11-15 23:13:18 +01:00
committed by Greg Kroah-Hartman
parent 14c05aa399
commit 6b6e39a6a8
5 changed files with 64 additions and 78 deletions
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22
drivers/base/core.c
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@@ -610,7 +610,7 @@ class_dir_create_and_add(struct class *class, struct kobject *parent_kobj)
dir->class = class;
kobject_init(&dir->kobj, &class_dir_ktype);
dir->kobj.kset = &class->p->class_dirs;
dir->kobj.kset = &class->p->glue_dirs;
retval = kobject_add(&dir->kobj, parent_kobj, "%s", class->name);
if (retval < 0) {
@@ -635,7 +635,7 @@ static struct kobject *get_device_parent(struct device *dev,
if (sysfs_deprecated && dev->class == &block_class) {
if (parent && parent->class == &block_class)
return &parent->kobj;
return &block_class.p->class_subsys.kobj;
return &block_class.p->subsys.kobj;
}
#endif
@@ -654,13 +654,13 @@ static struct kobject *get_device_parent(struct device *dev,
mutex_lock(&gdp_mutex);
/* find our class-directory at the parent and reference it */
spin_lock(&dev->class->p->class_dirs.list_lock);
list_for_each_entry(k, &dev->class->p->class_dirs.list, entry)
spin_lock(&dev->class->p->glue_dirs.list_lock);
list_for_each_entry(k, &dev->class->p->glue_dirs.list, entry)
if (k->parent == parent_kobj) {
kobj = kobject_get(k);
break;
}
spin_unlock(&dev->class->p->class_dirs.list_lock);
spin_unlock(&dev->class->p->glue_dirs.list_lock);
if (kobj) {
mutex_unlock(&gdp_mutex);
return kobj;
@@ -682,7 +682,7 @@ static void cleanup_glue_dir(struct device *dev, struct kobject *glue_dir)
{
/* see if we live in a "glue" directory */
if (!glue_dir || !dev->class ||
glue_dir->kset != &dev->class->p->class_dirs)
glue_dir->kset != &dev->class->p->glue_dirs)
return;
kobject_put(glue_dir);
@@ -709,7 +709,7 @@ static int device_add_class_symlinks(struct device *dev)
return 0;
error = sysfs_create_link(&dev->kobj,
&dev->class->p->class_subsys.kobj,
&dev->class->p->subsys.kobj,
"subsystem");
if (error)
goto out;
@@ -728,7 +728,7 @@ static int device_add_class_symlinks(struct device *dev)
#endif
/* link in the class directory pointing to the device */
error = sysfs_create_link(&dev->class->p->class_subsys.kobj,
error = sysfs_create_link(&dev->class->p->subsys.kobj,
&dev->kobj, dev_name(dev));
if (error)
goto out_device;
@@ -756,7 +756,7 @@ static void device_remove_class_symlinks(struct device *dev)
if (sysfs_deprecated && dev->class == &block_class)
return;
#endif
sysfs_delete_link(&dev->class->p->class_subsys.kobj, &dev->kobj, dev_name(dev));
sysfs_delete_link(&dev->class->p->subsys.kobj, &dev->kobj, dev_name(dev));
}
/**
@@ -947,7 +947,7 @@ int device_add(struct device *dev)
mutex_lock(&dev->class->p->class_mutex);
/* tie the class to the device */
klist_add_tail(&dev->knode_class,
&dev->class->p->class_devices);
&dev->class->p->klist_devices);
/* notify any interfaces that the device is here */
list_for_each_entry(class_intf,
@@ -1535,7 +1535,7 @@ int device_rename(struct device *dev, const char *new_name)
}
if (dev->class) {
error = sysfs_rename_link(&dev->class->p->class_subsys.kobj,
error = sysfs_rename_link(&dev->class->p->subsys.kobj,
&dev->kobj, old_device_name, new_name);
if (error)
goto out;