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/* 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_device {
struct device dev;
};
struct vchiq_driver {
int (*probe)(struct vchiq_device *device);
void (*remove)(struct vchiq_device *device);
int (*resume)(struct vchiq_device *device);
int (*suspend)(struct vchiq_device *device,
pm_message_t state);
const struct vchiq_device_id *id_table;
struct device_driver driver;
};
static inline struct vchiq_device *to_vchiq_device(struct device *d)
{
return container_of(d, struct vchiq_device, dev);
}
static inline struct vchiq_driver *to_vchiq_driver(struct device_driver *d)
{
return container_of(d, struct vchiq_driver, driver);
}
extern 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) \
module_driver(__vchiq_driver, vchiq_driver_register, vchiq_driver_unregister)
#endif /* _VCHIQ_DEVICE_H */
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