1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */
2*4882a593Smuzhiyun /* Copyright (C) 2010-2020 B.A.T.M.A.N. contributors:
3*4882a593Smuzhiyun *
4*4882a593Smuzhiyun * Marek Lindner
5*4882a593Smuzhiyun */
6*4882a593Smuzhiyun
7*4882a593Smuzhiyun #ifndef _NET_BATMAN_ADV_SYSFS_H_
8*4882a593Smuzhiyun #define _NET_BATMAN_ADV_SYSFS_H_
9*4882a593Smuzhiyun
10*4882a593Smuzhiyun #include "main.h"
11*4882a593Smuzhiyun
12*4882a593Smuzhiyun #include <linux/kobject.h>
13*4882a593Smuzhiyun #include <linux/netdevice.h>
14*4882a593Smuzhiyun #include <linux/sysfs.h>
15*4882a593Smuzhiyun #include <linux/types.h>
16*4882a593Smuzhiyun
17*4882a593Smuzhiyun #define BATADV_SYSFS_IF_MESH_SUBDIR "mesh"
18*4882a593Smuzhiyun #define BATADV_SYSFS_IF_BAT_SUBDIR "batman_adv"
19*4882a593Smuzhiyun /**
20*4882a593Smuzhiyun * BATADV_SYSFS_VLAN_SUBDIR_PREFIX - prefix of the subfolder that will be
21*4882a593Smuzhiyun * created in the sysfs hierarchy for each VLAN interface. The subfolder will
22*4882a593Smuzhiyun * be named "BATADV_SYSFS_VLAN_SUBDIR_PREFIX%vid".
23*4882a593Smuzhiyun */
24*4882a593Smuzhiyun #define BATADV_SYSFS_VLAN_SUBDIR_PREFIX "vlan"
25*4882a593Smuzhiyun
26*4882a593Smuzhiyun /**
27*4882a593Smuzhiyun * struct batadv_attribute - sysfs export helper for batman-adv attributes
28*4882a593Smuzhiyun */
29*4882a593Smuzhiyun struct batadv_attribute {
30*4882a593Smuzhiyun /** @attr: sysfs attribute file */
31*4882a593Smuzhiyun struct attribute attr;
32*4882a593Smuzhiyun
33*4882a593Smuzhiyun /**
34*4882a593Smuzhiyun * @show: function to export the current attribute's content to sysfs
35*4882a593Smuzhiyun */
36*4882a593Smuzhiyun ssize_t (*show)(struct kobject *kobj, struct attribute *attr,
37*4882a593Smuzhiyun char *buf);
38*4882a593Smuzhiyun
39*4882a593Smuzhiyun /**
40*4882a593Smuzhiyun * @store: function to load new value from character buffer and save it
41*4882a593Smuzhiyun * in batman-adv attribute
42*4882a593Smuzhiyun */
43*4882a593Smuzhiyun ssize_t (*store)(struct kobject *kobj, struct attribute *attr,
44*4882a593Smuzhiyun char *buf, size_t count);
45*4882a593Smuzhiyun };
46*4882a593Smuzhiyun
47*4882a593Smuzhiyun #ifdef CONFIG_BATMAN_ADV_SYSFS
48*4882a593Smuzhiyun
49*4882a593Smuzhiyun int batadv_sysfs_add_meshif(struct net_device *dev);
50*4882a593Smuzhiyun void batadv_sysfs_del_meshif(struct net_device *dev);
51*4882a593Smuzhiyun int batadv_sysfs_add_hardif(struct kobject **hardif_obj,
52*4882a593Smuzhiyun struct net_device *dev);
53*4882a593Smuzhiyun void batadv_sysfs_del_hardif(struct kobject **hardif_obj);
54*4882a593Smuzhiyun int batadv_sysfs_add_vlan(struct net_device *dev,
55*4882a593Smuzhiyun struct batadv_softif_vlan *vlan);
56*4882a593Smuzhiyun void batadv_sysfs_del_vlan(struct batadv_priv *bat_priv,
57*4882a593Smuzhiyun struct batadv_softif_vlan *vlan);
58*4882a593Smuzhiyun
59*4882a593Smuzhiyun #else
60*4882a593Smuzhiyun
batadv_sysfs_add_meshif(struct net_device * dev)61*4882a593Smuzhiyun static inline int batadv_sysfs_add_meshif(struct net_device *dev)
62*4882a593Smuzhiyun {
63*4882a593Smuzhiyun return 0;
64*4882a593Smuzhiyun }
65*4882a593Smuzhiyun
batadv_sysfs_del_meshif(struct net_device * dev)66*4882a593Smuzhiyun static inline void batadv_sysfs_del_meshif(struct net_device *dev)
67*4882a593Smuzhiyun {
68*4882a593Smuzhiyun }
69*4882a593Smuzhiyun
batadv_sysfs_add_hardif(struct kobject ** hardif_obj,struct net_device * dev)70*4882a593Smuzhiyun static inline int batadv_sysfs_add_hardif(struct kobject **hardif_obj,
71*4882a593Smuzhiyun struct net_device *dev)
72*4882a593Smuzhiyun {
73*4882a593Smuzhiyun return 0;
74*4882a593Smuzhiyun }
75*4882a593Smuzhiyun
batadv_sysfs_del_hardif(struct kobject ** hardif_obj)76*4882a593Smuzhiyun static inline void batadv_sysfs_del_hardif(struct kobject **hardif_obj)
77*4882a593Smuzhiyun {
78*4882a593Smuzhiyun }
79*4882a593Smuzhiyun
batadv_sysfs_add_vlan(struct net_device * dev,struct batadv_softif_vlan * vlan)80*4882a593Smuzhiyun static inline int batadv_sysfs_add_vlan(struct net_device *dev,
81*4882a593Smuzhiyun struct batadv_softif_vlan *vlan)
82*4882a593Smuzhiyun {
83*4882a593Smuzhiyun return 0;
84*4882a593Smuzhiyun }
85*4882a593Smuzhiyun
batadv_sysfs_del_vlan(struct batadv_priv * bat_priv,struct batadv_softif_vlan * vlan)86*4882a593Smuzhiyun static inline void batadv_sysfs_del_vlan(struct batadv_priv *bat_priv,
87*4882a593Smuzhiyun struct batadv_softif_vlan *vlan)
88*4882a593Smuzhiyun {
89*4882a593Smuzhiyun }
90*4882a593Smuzhiyun
91*4882a593Smuzhiyun #endif
92*4882a593Smuzhiyun
93*4882a593Smuzhiyun #endif /* _NET_BATMAN_ADV_SYSFS_H_ */
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