https://github.com/torvalds/linux
Tip revision: 92ed301919932f777713b9172e525674157e983d authored by Linus Torvalds on 26 July 2020, 21:14:06 UTC
Linux 5.8-rc7
Linux 5.8-rc7
Tip revision: 92ed301
sysfs.h
/* SPDX-License-Identifier: GPL-2.0 */
/* Copyright (C) 2010-2020 B.A.T.M.A.N. contributors:
*
* Marek Lindner
*/
#ifndef _NET_BATMAN_ADV_SYSFS_H_
#define _NET_BATMAN_ADV_SYSFS_H_
#include "main.h"
#include <linux/kobject.h>
#include <linux/netdevice.h>
#include <linux/sysfs.h>
#include <linux/types.h>
#define BATADV_SYSFS_IF_MESH_SUBDIR "mesh"
#define BATADV_SYSFS_IF_BAT_SUBDIR "batman_adv"
/**
* BATADV_SYSFS_VLAN_SUBDIR_PREFIX - prefix of the subfolder that will be
* created in the sysfs hierarchy for each VLAN interface. The subfolder will
* be named "BATADV_SYSFS_VLAN_SUBDIR_PREFIX%vid".
*/
#define BATADV_SYSFS_VLAN_SUBDIR_PREFIX "vlan"
/**
* struct batadv_attribute - sysfs export helper for batman-adv attributes
*/
struct batadv_attribute {
/** @attr: sysfs attribute file */
struct attribute attr;
/**
* @show: function to export the current attribute's content to sysfs
*/
ssize_t (*show)(struct kobject *kobj, struct attribute *attr,
char *buf);
/**
* @store: function to load new value from character buffer and save it
* in batman-adv attribute
*/
ssize_t (*store)(struct kobject *kobj, struct attribute *attr,
char *buf, size_t count);
};
#ifdef CONFIG_BATMAN_ADV_SYSFS
int batadv_sysfs_add_meshif(struct net_device *dev);
void batadv_sysfs_del_meshif(struct net_device *dev);
int batadv_sysfs_add_hardif(struct kobject **hardif_obj,
struct net_device *dev);
void batadv_sysfs_del_hardif(struct kobject **hardif_obj);
int batadv_sysfs_add_vlan(struct net_device *dev,
struct batadv_softif_vlan *vlan);
void batadv_sysfs_del_vlan(struct batadv_priv *bat_priv,
struct batadv_softif_vlan *vlan);
#else
static inline int batadv_sysfs_add_meshif(struct net_device *dev)
{
return 0;
}
static inline void batadv_sysfs_del_meshif(struct net_device *dev)
{
}
static inline int batadv_sysfs_add_hardif(struct kobject **hardif_obj,
struct net_device *dev)
{
return 0;
}
static inline void batadv_sysfs_del_hardif(struct kobject **hardif_obj)
{
}
static inline int batadv_sysfs_add_vlan(struct net_device *dev,
struct batadv_softif_vlan *vlan)
{
return 0;
}
static inline void batadv_sysfs_del_vlan(struct batadv_priv *bat_priv,
struct batadv_softif_vlan *vlan)
{
}
#endif
#endif /* _NET_BATMAN_ADV_SYSFS_H_ */