linux_dsm_epyc7002/drivers/vfio/mdev/mdev_private.h
Thomas Gleixner d2912cb15b treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500
Based on 2 normalized pattern(s):

  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

  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 #

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-only

has been chosen to replace the boilerplate/reference in 4122 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Enrico Weigelt <info@metux.net>
Reviewed-by: Kate Stewart <kstewart@linuxfoundation.org>
Reviewed-by: Allison Randal <allison@lohutok.net>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190604081206.933168790@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-06-19 17:09:55 +02:00

65 lines
1.7 KiB
C

/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Mediated device interal definitions
*
* Copyright (c) 2016, NVIDIA CORPORATION. All rights reserved.
* Author: Neo Jia <cjia@nvidia.com>
* Kirti Wankhede <kwankhede@nvidia.com>
*/
#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;
/* Synchronize device creation/removal with parent unregistration */
struct rw_semaphore unreg_sem;
};
struct mdev_device {
struct device dev;
struct mdev_parent *parent;
guid_t uuid;
void *driver_data;
struct list_head next;
struct kobject *type_kobj;
struct device *iommu_device;
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);
#endif /* MDEV_PRIVATE_H */