xref: /linux/drivers/vfio/mdev/mdev_private.h (revision 32786fdc9506aeba98278c1844d4bfb766863832)
1 /*
2  * Mediated device interal definitions
3  *
4  * Copyright (c) 2016, NVIDIA CORPORATION. All rights reserved.
5  *     Author: Neo Jia <cjia@nvidia.com>
6  *             Kirti Wankhede <kwankhede@nvidia.com>
7  *
8  * This program is free software; you can redistribute it and/or modify
9  * it under the terms of the GNU General Public License version 2 as
10  * published by the Free Software Foundation.
11  */
12 
13 #ifndef MDEV_PRIVATE_H
14 #define MDEV_PRIVATE_H
15 
16 int  mdev_bus_register(void);
17 void mdev_bus_unregister(void);
18 
19 struct mdev_type {
20 	struct kobject kobj;
21 	struct kobject *devices_kobj;
22 	struct parent_device *parent;
23 	struct list_head next;
24 	struct attribute_group *group;
25 };
26 
27 #define to_mdev_type_attr(_attr)	\
28 	container_of(_attr, struct mdev_type_attribute, attr)
29 #define to_mdev_type(_kobj)		\
30 	container_of(_kobj, struct mdev_type, kobj)
31 
32 int  parent_create_sysfs_files(struct parent_device *parent);
33 void parent_remove_sysfs_files(struct parent_device *parent);
34 
35 int  mdev_create_sysfs_files(struct device *dev, struct mdev_type *type);
36 void mdev_remove_sysfs_files(struct device *dev, struct mdev_type *type);
37 
38 int  mdev_device_create(struct kobject *kobj, struct device *dev, uuid_le uuid);
39 int  mdev_device_remove(struct device *dev, bool force_remove);
40 
41 #endif /* MDEV_PRIVATE_H */
42