Kirti Wankhede | 7b96953 | 2016-11-17 02:16:13 +0530 | [diff] [blame] | 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 | |
Alex Williamson | 9372e6fe | 2016-12-30 08:13:41 -0700 | [diff] [blame] | 19 | struct mdev_parent { |
| 20 | struct device *dev; |
| 21 | const struct mdev_parent_ops *ops; |
| 22 | struct kref ref; |
Alex Williamson | 9372e6fe | 2016-12-30 08:13:41 -0700 | [diff] [blame] | 23 | struct list_head next; |
| 24 | struct kset *mdev_types_kset; |
| 25 | struct list_head type_list; |
| 26 | }; |
| 27 | |
Alex Williamson | 99e3123 | 2016-12-30 08:13:44 -0700 | [diff] [blame] | 28 | struct mdev_device { |
| 29 | struct device dev; |
| 30 | struct mdev_parent *parent; |
| 31 | uuid_le uuid; |
| 32 | void *driver_data; |
| 33 | struct kref ref; |
| 34 | struct list_head next; |
| 35 | struct kobject *type_kobj; |
Alex Williamson | 8f38152 | 2018-05-15 13:53:55 -0600 | [diff] [blame] | 36 | bool active; |
Alex Williamson | 99e3123 | 2016-12-30 08:13:44 -0700 | [diff] [blame] | 37 | }; |
| 38 | |
| 39 | #define to_mdev_device(dev) container_of(dev, struct mdev_device, dev) |
| 40 | #define dev_is_mdev(d) ((d)->bus == &mdev_bus_type) |
| 41 | |
Kirti Wankhede | 7b96953 | 2016-11-17 02:16:13 +0530 | [diff] [blame] | 42 | struct mdev_type { |
| 43 | struct kobject kobj; |
| 44 | struct kobject *devices_kobj; |
Alex Williamson | 4293055 | 2016-12-30 08:13:38 -0700 | [diff] [blame] | 45 | struct mdev_parent *parent; |
Kirti Wankhede | 7b96953 | 2016-11-17 02:16:13 +0530 | [diff] [blame] | 46 | struct list_head next; |
| 47 | struct attribute_group *group; |
| 48 | }; |
| 49 | |
| 50 | #define to_mdev_type_attr(_attr) \ |
| 51 | container_of(_attr, struct mdev_type_attribute, attr) |
| 52 | #define to_mdev_type(_kobj) \ |
| 53 | container_of(_kobj, struct mdev_type, kobj) |
| 54 | |
Alex Williamson | 4293055 | 2016-12-30 08:13:38 -0700 | [diff] [blame] | 55 | int parent_create_sysfs_files(struct mdev_parent *parent); |
| 56 | void parent_remove_sysfs_files(struct mdev_parent *parent); |
Kirti Wankhede | 7b96953 | 2016-11-17 02:16:13 +0530 | [diff] [blame] | 57 | |
| 58 | int mdev_create_sysfs_files(struct device *dev, struct mdev_type *type); |
| 59 | void mdev_remove_sysfs_files(struct device *dev, struct mdev_type *type); |
| 60 | |
| 61 | int mdev_device_create(struct kobject *kobj, struct device *dev, uuid_le uuid); |
| 62 | int mdev_device_remove(struct device *dev, bool force_remove); |
| 63 | |
| 64 | #endif /* MDEV_PRIVATE_H */ |