Staging
v0.5.2
v0.5.2
https://github.com/torvalds/linux
Tip revision: 2ccdd1b13c591d306f0401d98dedc4bdcd02b421 authored by Linus Torvalds on 13 August 2023, 18:29:55 UTC
Linux 6.5-rc6
Linux 6.5-rc6
Tip revision: 2ccdd1b
of_device.h
/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_OF_DEVICE_H
#define _LINUX_OF_DEVICE_H
#include <linux/platform_device.h>
#include <linux/of_platform.h> /* temporary until merge */
#include <linux/of.h>
struct device;
struct of_device_id;
struct kobj_uevent_env;
#ifdef CONFIG_OF
extern const struct of_device_id *of_match_device(
const struct of_device_id *matches, const struct device *dev);
/**
* of_driver_match_device - Tell if a driver's of_match_table matches a device.
* @drv: the device_driver structure to test
* @dev: the device structure to match against
*/
static inline int of_driver_match_device(struct device *dev,
const struct device_driver *drv)
{
return of_match_device(drv->of_match_table, dev) != NULL;
}
extern ssize_t of_device_modalias(struct device *dev, char *str, ssize_t len);
extern void of_device_uevent(const struct device *dev, struct kobj_uevent_env *env);
extern int of_device_uevent_modalias(const struct device *dev, struct kobj_uevent_env *env);
int of_dma_configure_id(struct device *dev,
struct device_node *np,
bool force_dma, const u32 *id);
static inline int of_dma_configure(struct device *dev,
struct device_node *np,
bool force_dma)
{
return of_dma_configure_id(dev, np, force_dma, NULL);
}
#else /* CONFIG_OF */
static inline int of_driver_match_device(struct device *dev,
const struct device_driver *drv)
{
return 0;
}
static inline void of_device_uevent(const struct device *dev,
struct kobj_uevent_env *env) { }
static inline int of_device_modalias(struct device *dev,
char *str, ssize_t len)
{
return -ENODEV;
}
static inline int of_device_uevent_modalias(const struct device *dev,
struct kobj_uevent_env *env)
{
return -ENODEV;
}
static inline const struct of_device_id *of_match_device(
const struct of_device_id *matches, const struct device *dev)
{
return NULL;
}
static inline int of_dma_configure_id(struct device *dev,
struct device_node *np,
bool force_dma,
const u32 *id)
{
return 0;
}
static inline int of_dma_configure(struct device *dev,
struct device_node *np,
bool force_dma)
{
return 0;
}
#endif /* CONFIG_OF */
#endif /* _LINUX_OF_DEVICE_H */