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Diffstat (limited to 'drivers/vfio/mdev/mdev_private.h')
| -rw-r--r-- | drivers/vfio/mdev/mdev_private.h | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/drivers/vfio/mdev/mdev_private.h b/drivers/vfio/mdev/mdev_private.h new file mode 100644 index 000000000000..a9cefd70a705 --- /dev/null +++ b/drivers/vfio/mdev/mdev_private.h @@ -0,0 +1,64 @@ +/* + * 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 mutex lock; + struct list_head next; + struct kset *mdev_types_kset; + struct list_head type_list; +}; + +struct mdev_device { + struct device dev; + struct mdev_parent *parent; + uuid_le uuid; + void *driver_data; + struct kref ref; + struct list_head next; + struct kobject *type_kobj; +}; + +#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, uuid_le uuid); +int mdev_device_remove(struct device *dev, bool force_remove); + +#endif /* MDEV_PRIVATE_H */ |
