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