/* * Mediated device interal definitions * * Copyright (c) 2016, NVIDIA CORPORATION. All rights reserved. * Author: Neo Jia <cjia@nvidia.com> * Kirti Wankhede <kwankhede@nvidia.com> * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. */ #ifndef MDEV_PRIVATE_H #define MDEV_PRIVATE_H int mdev_bus_register(void); void mdev_bus_unregister(void); struct mdev_parent { struct device *dev; const struct mdev_parent_ops *ops; struct kref ref; struct list_head next; struct kset *mdev_types_kset; struct list_head type_list; }; struct mdev_device { struct device dev; struct mdev_parent *parent; guid_t uuid; void *driver_data; struct kref ref; struct list_head next; struct kobject *type_kobj; bool active; }; #define to_mdev_device(dev) container_of(dev, struct mdev_device, dev) #define dev_is_mdev(d) ((d)->bus == &mdev_bus_type) struct mdev_type { struct kobject kobj; struct kobject *devices_kobj; struct mdev_parent *parent; struct list_head next; struct attribute_group *group; }; #define to_mdev_type_attr(_attr) \ container_of(_attr, struct mdev_type_attribute, attr) #define to_mdev_type(_kobj) \ container_of(_kobj, struct mdev_type, kobj) int parent_create_sysfs_files(struct mdev_parent *parent); void parent_remove_sysfs_files(struct mdev_parent *parent); int mdev_create_sysfs_files(struct device *dev, struct mdev_type *type); void mdev_remove_sysfs_files(struct device *dev, struct mdev_type *type); int mdev_device_create(struct kobject *kobj, struct device *dev, const guid_t *uuid); int mdev_device_remove(struct device *dev, bool force_remove); #endif /* MDEV_PRIVATE_H */