vasilito
dc68054305
- Restore 29 recipe symlinks (libdrm, qtbase, dbus, sddm, pipewire, etc.) - Restore 33 patches (KDE, libdrm, mesa, pipewire, sddm, wireplumber) - Restore 20+ local/scripts (audit, lint, test, build helpers) - Restore src/cook/scheduler.rs, status.rs, gnu-config/ - Restore scripts/patch-inclusion-gate.sh, run_mini1.sh, validate-collision-log.sh - Recover TLC source from HEAD (was overwritten by 0.2.3 checkout) - Recover 11 local/docs plans from HEAD (were overwritten) - Recover qt6-wayland-smoke symlink from HEAD - Fix MOTD: remove garbled ASCII art, use clean text - Update version: 0.2.0 -> 0.2.4 in os-release, motd, config - Reduce filesystem_size: 1536 -> 512 MiB - Add ABSOLUTE RULE to AGENTS.md: never delete/ignore packages - Reduce pcid scheme log verbosity: info -> debug
70 lines
2.4 KiB
C
70 lines
2.4 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
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/*
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* Copyright (c) 2025 Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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* Copyright (c) 2025 The Linux Foundation
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*
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* A "simple" faux bus that allows devices to be created and added
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* automatically to it. This is to be used whenever you need to create a
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* device that is not associated with any "real" system resources, and do
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* not want to have to deal with a bus/driver binding logic. It is
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* intended to be very simple, with only a create and a destroy function
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* available.
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*/
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#ifndef _FAUX_DEVICE_H_
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#define _FAUX_DEVICE_H_
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#include <linux/container_of.h>
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#include <linux/device.h>
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/**
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* struct faux_device - a "faux" device
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* @dev: internal struct device of the object
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*
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* A simple faux device that can be created/destroyed. To be used when a
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* driver only needs to have a device to "hang" something off. This can be
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* used for downloading firmware or other basic tasks. Use this instead of
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* a struct platform_device if the device has no resources assigned to
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* it at all.
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*/
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struct faux_device {
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struct device dev;
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};
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#define to_faux_device(x) container_of_const((x), struct faux_device, dev)
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/**
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* struct faux_device_ops - a set of callbacks for a struct faux_device
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* @probe: called when a faux device is probed by the driver core
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* before the device is fully bound to the internal faux bus
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* code. If probe succeeds, return 0, otherwise return a
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* negative error number to stop the probe sequence from
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* succeeding.
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* @remove: called when a faux device is removed from the system
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*
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* Both @probe and @remove are optional, if not needed, set to NULL.
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*/
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struct faux_device_ops {
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int (*probe)(struct faux_device *faux_dev);
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void (*remove)(struct faux_device *faux_dev);
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};
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struct faux_device *faux_device_create(const char *name,
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struct device *parent,
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const struct faux_device_ops *faux_ops);
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struct faux_device *faux_device_create_with_groups(const char *name,
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struct device *parent,
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const struct faux_device_ops *faux_ops,
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const struct attribute_group **groups);
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void faux_device_destroy(struct faux_device *faux_dev);
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static inline void *faux_device_get_drvdata(const struct faux_device *faux_dev)
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{
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return dev_get_drvdata(&faux_dev->dev);
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}
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static inline void faux_device_set_drvdata(struct faux_device *faux_dev, void *data)
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{
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dev_set_drvdata(&faux_dev->dev, data);
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}
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#endif /* _FAUX_DEVICE_H_ */
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