linux/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_bus.h

/* SPDX-License-Identifier: GPL-2.0 */
/*
 * Copyright (c) 2023 Ideas On Board Oy
 */

#ifndef _VCHIQ_DEVICE_H
#define _VCHIQ_DEVICE_H

#include <linux/device.h>
#include <linux/mod_devicetable.h>

struct vchiq_drv_mgmt;

struct vchiq_device { … };

struct vchiq_driver { … };

static inline struct vchiq_device *to_vchiq_device(struct device *d)
{ … }

static inline struct vchiq_driver *to_vchiq_driver(struct device_driver *d)
{ … }

extern const struct bus_type vchiq_bus_type;

struct vchiq_device *
vchiq_device_register(struct device *parent, const char *name);
void vchiq_device_unregister(struct vchiq_device *dev);

int vchiq_driver_register(struct vchiq_driver *vchiq_drv);
void vchiq_driver_unregister(struct vchiq_driver *vchiq_drv);

/**
 * module_vchiq_driver() - Helper macro for registering a vchiq driver
 * @__vchiq_driver: vchiq driver struct
 *
 * Helper macro for vchiq drivers which do not do anything special in
 * module init/exit. This eliminates a lot of boilerplate. Each module may only
 * use this macro once, and calling it replaces module_init() and module_exit()
 */
#define module_vchiq_driver(__vchiq_driver) …

#endif /* _VCHIQ_DEVICE_H */