forked from luck/tmp_suning_uos_patched
eb0cb8a07e
This common uevent handler allow the several bus types based on of_device to generate the uevent properly and avoiding code duplication. This handlers take a struct device as argument and can therefore be used as the uevent call directly if no special treatment is needed for the bus. Signed-off-by: Sylvain Munaut <tnt@246tNt.com> Signed-off-by: Paul Mackerras <paulus@samba.org>
40 lines
1.2 KiB
C
40 lines
1.2 KiB
C
#ifndef _ASM_POWERPC_OF_DEVICE_H
|
|
#define _ASM_POWERPC_OF_DEVICE_H
|
|
#ifdef __KERNEL__
|
|
|
|
#include <linux/device.h>
|
|
#include <linux/mod_devicetable.h>
|
|
#include <asm/prom.h>
|
|
|
|
|
|
/*
|
|
* The of_device is a kind of "base class" that is a superset of
|
|
* struct device for use by devices attached to an OF node and
|
|
* probed using OF properties
|
|
*/
|
|
struct of_device
|
|
{
|
|
struct device_node *node; /* to be obsoleted */
|
|
u64 dma_mask; /* DMA mask */
|
|
struct device dev; /* Generic device interface */
|
|
};
|
|
#define to_of_device(d) container_of(d, struct of_device, dev)
|
|
|
|
extern const struct of_device_id *of_match_node(
|
|
const struct of_device_id *matches, const struct device_node *node);
|
|
extern const struct of_device_id *of_match_device(
|
|
const struct of_device_id *matches, const struct of_device *dev);
|
|
|
|
extern struct of_device *of_dev_get(struct of_device *dev);
|
|
extern void of_dev_put(struct of_device *dev);
|
|
|
|
extern int of_device_register(struct of_device *ofdev);
|
|
extern void of_device_unregister(struct of_device *ofdev);
|
|
extern void of_release_dev(struct device *dev);
|
|
|
|
extern int of_device_uevent(struct device *dev,
|
|
char **envp, int num_envp, char *buffer, int buffer_size);
|
|
|
|
#endif /* __KERNEL__ */
|
|
#endif /* _ASM_POWERPC_OF_DEVICE_H */
|