| /* |
| * Copyright (C) 2010 B.A.T.M.A.N. contributors: |
| * |
| * Marek Lindner |
| * |
| * This program is free software; you can redistribute it and/or |
| * modify it under the terms of version 2 of the GNU General Public |
| * License as published by the Free Software Foundation. |
| * |
| * This program is distributed in the hope that it will be useful, but |
| * WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| * General Public License for more details. |
| * |
| * You should have received a copy of the GNU General Public License |
| * along with this program; if not, write to the Free Software |
| * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA |
| * 02110-1301, USA |
| * |
| */ |
| |
| #include "main.h" |
| #include "bat_sysfs.h" |
| #include "translation-table.h" |
| #include "originator.h" |
| #include "hard-interface.h" |
| #include "vis.h" |
| |
| #define to_dev(obj) container_of(obj, struct device, kobj) |
| |
| #define BAT_ATTR(_name, _mode, _show, _store) \ |
| struct bat_attribute bat_attr_##_name = { \ |
| .attr = {.name = __stringify(_name), \ |
| .mode = _mode }, \ |
| .show = _show, \ |
| .store = _store, \ |
| }; |
| |
| static ssize_t show_aggr_ogms(struct kobject *kobj, struct attribute *attr, |
| char *buff) |
| { |
| struct device *dev = to_dev(kobj->parent); |
| struct bat_priv *bat_priv = netdev_priv(to_net_dev(dev)); |
| int aggr_status = atomic_read(&bat_priv->aggregation_enabled); |
| |
| return sprintf(buff, "%s\n", |
| aggr_status == 0 ? "disabled" : "enabled"); |
| } |
| |
| static ssize_t store_aggr_ogms(struct kobject *kobj, struct attribute *attr, |
| char *buff, size_t count) |
| { |
| struct device *dev = to_dev(kobj->parent); |
| struct net_device *net_dev = to_net_dev(dev); |
| struct bat_priv *bat_priv = netdev_priv(net_dev); |
| int aggr_tmp = -1; |
| |
| if (((count == 2) && (buff[0] == '1')) || |
| (strncmp(buff, "enable", 6) == 0)) |
| aggr_tmp = 1; |
| |
| if (((count == 2) && (buff[0] == '0')) || |
| (strncmp(buff, "disable", 7) == 0)) |
| aggr_tmp = 0; |
| |
| if (aggr_tmp < 0) { |
| if (buff[count - 1] == '\n') |
| buff[count - 1] = '\0'; |
| |
| bat_info(net_dev, |
| "Invalid parameter for 'aggregate OGM' setting" |
| "received: %s\n", buff); |
| return -EINVAL; |
| } |
| |
| if (atomic_read(&bat_priv->aggregation_enabled) == aggr_tmp) |
| return count; |
| |
| bat_info(net_dev, "Changing aggregation from: %s to: %s\n", |
| atomic_read(&bat_priv->aggregation_enabled) == 1 ? |
| "enabled" : "disabled", aggr_tmp == 1 ? "enabled" : |
| "disabled"); |
| |
| atomic_set(&bat_priv->aggregation_enabled, (unsigned)aggr_tmp); |
| return count; |
| } |
| |
| static ssize_t show_bond(struct kobject *kobj, struct attribute *attr, |
| char *buff) |
| { |
| struct device *dev = to_dev(kobj->parent); |
| struct bat_priv *bat_priv = netdev_priv(to_net_dev(dev)); |
| int bond_status = atomic_read(&bat_priv->bonding_enabled); |
| |
| return sprintf(buff, "%s\n", |
| bond_status == 0 ? "disabled" : "enabled"); |
| } |
| |
| static ssize_t store_bond(struct kobject *kobj, struct attribute *attr, |
| char *buff, size_t count) |
| { |
| struct device *dev = to_dev(kobj->parent); |
| struct net_device *net_dev = to_net_dev(dev); |
| struct bat_priv *bat_priv = netdev_priv(net_dev); |
| int bonding_enabled_tmp = -1; |
| |
| if (((count == 2) && (buff[0] == '1')) || |
| (strncmp(buff, "enable", 6) == 0)) |
| bonding_enabled_tmp = 1; |
| |
| if (((count == 2) && (buff[0] == '0')) || |
| (strncmp(buff, "disable", 7) == 0)) |
| bonding_enabled_tmp = 0; |
| |
| if (bonding_enabled_tmp < 0) { |
| if (buff[count - 1] == '\n') |
| buff[count - 1] = '\0'; |
| |
| bat_err(net_dev, |
| "Invalid parameter for 'bonding' setting received: " |
| "%s\n", buff); |
| return -EINVAL; |
| } |
| |
| if (atomic_read(&bat_priv->bonding_enabled) == bonding_enabled_tmp) |
| return count; |
| |
| bat_info(net_dev, "Changing bonding from: %s to: %s\n", |
| atomic_read(&bat_priv->bonding_enabled) == 1 ? |
| "enabled" : "disabled", |
| bonding_enabled_tmp == 1 ? "enabled" : "disabled"); |
| |
| atomic_set(&bat_priv->bonding_enabled, (unsigned)bonding_enabled_tmp); |
| return count; |
| } |
| |
| static ssize_t show_vis_mode(struct kobject *kobj, struct attribute *attr, |
| char *buff) |
| { |
| struct device *dev = to_dev(kobj->parent); |
| struct bat_priv *bat_priv = netdev_priv(to_net_dev(dev)); |
| int vis_mode = atomic_read(&bat_priv->vis_mode); |
| |
| return sprintf(buff, "%s\n", |
| vis_mode == VIS_TYPE_CLIENT_UPDATE ? |
| "client" : "server"); |
| } |
| |
| static ssize_t store_vis_mode(struct kobject *kobj, struct attribute *attr, |
| char *buff, size_t count) |
| { |
| struct device *dev = to_dev(kobj->parent); |
| struct net_device *net_dev = to_net_dev(dev); |
| struct bat_priv *bat_priv = netdev_priv(net_dev); |
| unsigned long val; |
| int ret, vis_mode_tmp = -1; |
| |
| ret = strict_strtoul(buff, 10, &val); |
| |
| if (((count == 2) && (!ret) && (val == VIS_TYPE_CLIENT_UPDATE)) || |
| (strncmp(buff, "client", 6) == 0) || |
| (strncmp(buff, "off", 3) == 0)) |
| vis_mode_tmp = VIS_TYPE_CLIENT_UPDATE; |
| |
| if (((count == 2) && (!ret) && (val == VIS_TYPE_SERVER_SYNC)) || |
| (strncmp(buff, "server", 6) == 0)) |
| vis_mode_tmp = VIS_TYPE_SERVER_SYNC; |
| |
| if (vis_mode_tmp < 0) { |
| if (buff[count - 1] == '\n') |
| buff[count - 1] = '\0'; |
| |
| bat_info(net_dev, |
| "Invalid parameter for 'vis mode' setting received: " |
| "%s\n", buff); |
| return -EINVAL; |
| } |
| |
| if (atomic_read(&bat_priv->vis_mode) == vis_mode_tmp) |
| return count; |
| |
| bat_info(net_dev, "Changing vis mode from: %s to: %s\n", |
| atomic_read(&bat_priv->vis_mode) == VIS_TYPE_CLIENT_UPDATE ? |
| "client" : "server", vis_mode_tmp == VIS_TYPE_CLIENT_UPDATE ? |
| "client" : "server"); |
| |
| atomic_set(&bat_priv->vis_mode, (unsigned)vis_mode_tmp); |
| return count; |
| } |
| |
| static ssize_t show_orig_interval(struct kobject *kobj, struct attribute *attr, |
| char *buff) |
| { |
| struct device *dev = to_dev(kobj->parent); |
| struct bat_priv *bat_priv = netdev_priv(to_net_dev(dev)); |
| |
| return sprintf(buff, "%i\n", |
| atomic_read(&bat_priv->orig_interval)); |
| } |
| |
| static ssize_t store_orig_interval(struct kobject *kobj, struct attribute *attr, |
| char *buff, size_t count) |
| { |
| struct device *dev = to_dev(kobj->parent); |
| struct net_device *net_dev = to_net_dev(dev); |
| struct bat_priv *bat_priv = netdev_priv(net_dev); |
| unsigned long orig_interval_tmp; |
| int ret; |
| |
| ret = strict_strtoul(buff, 10, &orig_interval_tmp); |
| if (ret) { |
| bat_info(net_dev, "Invalid parameter for 'orig_interval' " |
| "setting received: %s\n", buff); |
| return -EINVAL; |
| } |
| |
| if (orig_interval_tmp < JITTER * 2) { |
| bat_info(net_dev, "New originator interval too small: %li " |
| "(min: %i)\n", orig_interval_tmp, JITTER * 2); |
| return -EINVAL; |
| } |
| |
| if (atomic_read(&bat_priv->orig_interval) == orig_interval_tmp) |
| return count; |
| |
| bat_info(net_dev, "Changing originator interval from: %i to: %li\n", |
| atomic_read(&bat_priv->orig_interval), |
| orig_interval_tmp); |
| |
| atomic_set(&bat_priv->orig_interval, orig_interval_tmp); |
| return count; |
| } |
| |
| #ifdef CONFIG_BATMAN_ADV_DEBUG |
| static ssize_t show_log_level(struct kobject *kobj, struct attribute *attr, |
| char *buff) |
| { |
| struct device *dev = to_dev(kobj->parent); |
| struct bat_priv *bat_priv = netdev_priv(to_net_dev(dev)); |
| int log_level = atomic_read(&bat_priv->log_level); |
| |
| return sprintf(buff, "%d\n", log_level); |
| } |
| |
| static ssize_t store_log_level(struct kobject *kobj, struct attribute *attr, |
| char *buff, size_t count) |
| { |
| struct device *dev = to_dev(kobj->parent); |
| struct net_device *net_dev = to_net_dev(dev); |
| struct bat_priv *bat_priv = netdev_priv(net_dev); |
| unsigned long log_level_tmp; |
| int ret; |
| |
| ret = strict_strtoul(buff, 10, &log_level_tmp); |
| if (ret) { |
| bat_info(net_dev, "Invalid parameter for 'log_level' " |
| "setting received: %s\n", buff); |
| return -EINVAL; |
| } |
| |
| if (log_level_tmp > 3) { |
| bat_info(net_dev, "New log level too big: %li " |
| "(max: %i)\n", log_level_tmp, 3); |
| return -EINVAL; |
| } |
| |
| if (atomic_read(&bat_priv->log_level) == log_level_tmp) |
| return count; |
| |
| bat_info(net_dev, "Changing log level from: %i to: %li\n", |
| atomic_read(&bat_priv->log_level), |
| log_level_tmp); |
| |
| atomic_set(&bat_priv->log_level, (unsigned)log_level_tmp); |
| return count; |
| } |
| #endif |
| |
| static BAT_ATTR(aggregated_ogms, S_IRUGO | S_IWUSR, |
| show_aggr_ogms, store_aggr_ogms); |
| static BAT_ATTR(bonding, S_IRUGO | S_IWUSR, show_bond, store_bond); |
| static BAT_ATTR(vis_mode, S_IRUGO | S_IWUSR, show_vis_mode, store_vis_mode); |
| static BAT_ATTR(orig_interval, S_IRUGO | S_IWUSR, |
| show_orig_interval, store_orig_interval); |
| #ifdef CONFIG_BATMAN_ADV_DEBUG |
| static BAT_ATTR(log_level, S_IRUGO | S_IWUSR, show_log_level, store_log_level); |
| #endif |
| |
| static struct bat_attribute *mesh_attrs[] = { |
| &bat_attr_aggregated_ogms, |
| &bat_attr_bonding, |
| &bat_attr_vis_mode, |
| &bat_attr_orig_interval, |
| #ifdef CONFIG_BATMAN_ADV_DEBUG |
| &bat_attr_log_level, |
| #endif |
| NULL, |
| }; |
| |
| int sysfs_add_meshif(struct net_device *dev) |
| { |
| struct kobject *batif_kobject = &dev->dev.kobj; |
| struct bat_priv *bat_priv = netdev_priv(dev); |
| struct bat_attribute **bat_attr; |
| int err; |
| |
| /* FIXME: should be done in the general mesh setup |
| routine as soon as we have it */ |
| atomic_set(&bat_priv->aggregation_enabled, 1); |
| atomic_set(&bat_priv->bonding_enabled, 0); |
| atomic_set(&bat_priv->vis_mode, VIS_TYPE_CLIENT_UPDATE); |
| atomic_set(&bat_priv->orig_interval, 1000); |
| atomic_set(&bat_priv->log_level, 0); |
| |
| bat_priv->primary_if = NULL; |
| bat_priv->num_ifaces = 0; |
| |
| bat_priv->mesh_obj = kobject_create_and_add(SYSFS_IF_MESH_SUBDIR, |
| batif_kobject); |
| if (!bat_priv->mesh_obj) { |
| bat_err(dev, "Can't add sysfs directory: %s/%s\n", dev->name, |
| SYSFS_IF_MESH_SUBDIR); |
| goto out; |
| } |
| |
| for (bat_attr = mesh_attrs; *bat_attr; ++bat_attr) { |
| err = sysfs_create_file(bat_priv->mesh_obj, |
| &((*bat_attr)->attr)); |
| if (err) { |
| bat_err(dev, "Can't add sysfs file: %s/%s/%s\n", |
| dev->name, SYSFS_IF_MESH_SUBDIR, |
| ((*bat_attr)->attr).name); |
| goto rem_attr; |
| } |
| } |
| |
| return 0; |
| |
| rem_attr: |
| for (bat_attr = mesh_attrs; *bat_attr; ++bat_attr) |
| sysfs_remove_file(bat_priv->mesh_obj, &((*bat_attr)->attr)); |
| |
| kobject_put(bat_priv->mesh_obj); |
| bat_priv->mesh_obj = NULL; |
| out: |
| return -ENOMEM; |
| } |
| |
| void sysfs_del_meshif(struct net_device *dev) |
| { |
| struct bat_priv *bat_priv = netdev_priv(dev); |
| struct bat_attribute **bat_attr; |
| |
| for (bat_attr = mesh_attrs; *bat_attr; ++bat_attr) |
| sysfs_remove_file(bat_priv->mesh_obj, &((*bat_attr)->attr)); |
| |
| kobject_put(bat_priv->mesh_obj); |
| bat_priv->mesh_obj = NULL; |
| } |
| |
| static ssize_t show_mesh_iface(struct kobject *kobj, struct attribute *attr, |
| char *buff) |
| { |
| struct device *dev = to_dev(kobj->parent); |
| struct net_device *net_dev = to_net_dev(dev); |
| struct batman_if *batman_if = get_batman_if_by_netdev(net_dev); |
| |
| if (!batman_if) |
| return 0; |
| |
| return sprintf(buff, "%s\n", |
| batman_if->if_status == IF_NOT_IN_USE ? |
| "none" : "bat0"); |
| } |
| |
| static ssize_t store_mesh_iface(struct kobject *kobj, struct attribute *attr, |
| char *buff, size_t count) |
| { |
| struct device *dev = to_dev(kobj->parent); |
| struct net_device *net_dev = to_net_dev(dev); |
| struct batman_if *batman_if = get_batman_if_by_netdev(net_dev); |
| int status_tmp = -1; |
| |
| if (!batman_if) |
| return count; |
| |
| if (strncmp(buff, "none", 4) == 0) |
| status_tmp = IF_NOT_IN_USE; |
| |
| if (strncmp(buff, "bat0", 4) == 0) |
| status_tmp = IF_I_WANT_YOU; |
| |
| if (status_tmp < 0) { |
| if (buff[count - 1] == '\n') |
| buff[count - 1] = '\0'; |
| |
| pr_err("Invalid parameter for 'mesh_iface' setting received: " |
| "%s\n", buff); |
| return -EINVAL; |
| } |
| |
| if ((batman_if->if_status == status_tmp) || |
| ((status_tmp == IF_I_WANT_YOU) && |
| (batman_if->if_status != IF_NOT_IN_USE))) |
| return count; |
| |
| if (status_tmp == IF_I_WANT_YOU) |
| status_tmp = hardif_enable_interface(batman_if); |
| else |
| hardif_disable_interface(batman_if); |
| |
| return (status_tmp < 0 ? status_tmp : count); |
| } |
| |
| static ssize_t show_iface_status(struct kobject *kobj, struct attribute *attr, |
| char *buff) |
| { |
| struct device *dev = to_dev(kobj->parent); |
| struct net_device *net_dev = to_net_dev(dev); |
| struct batman_if *batman_if = get_batman_if_by_netdev(net_dev); |
| |
| if (!batman_if) |
| return 0; |
| |
| switch (batman_if->if_status) { |
| case IF_TO_BE_REMOVED: |
| return sprintf(buff, "disabling\n"); |
| case IF_INACTIVE: |
| return sprintf(buff, "inactive\n"); |
| case IF_ACTIVE: |
| return sprintf(buff, "active\n"); |
| case IF_TO_BE_ACTIVATED: |
| return sprintf(buff, "enabling\n"); |
| case IF_NOT_IN_USE: |
| default: |
| return sprintf(buff, "not in use\n"); |
| } |
| } |
| |
| static BAT_ATTR(mesh_iface, S_IRUGO | S_IWUSR, |
| show_mesh_iface, store_mesh_iface); |
| static BAT_ATTR(iface_status, S_IRUGO, show_iface_status, NULL); |
| |
| static struct bat_attribute *batman_attrs[] = { |
| &bat_attr_mesh_iface, |
| &bat_attr_iface_status, |
| NULL, |
| }; |
| |
| int sysfs_add_hardif(struct kobject **hardif_obj, struct net_device *dev) |
| { |
| struct kobject *hardif_kobject = &dev->dev.kobj; |
| struct bat_attribute **bat_attr; |
| int err; |
| |
| *hardif_obj = kobject_create_and_add(SYSFS_IF_BAT_SUBDIR, |
| hardif_kobject); |
| |
| if (!*hardif_obj) { |
| bat_err(dev, "Can't add sysfs directory: %s/%s\n", dev->name, |
| SYSFS_IF_BAT_SUBDIR); |
| goto out; |
| } |
| |
| for (bat_attr = batman_attrs; *bat_attr; ++bat_attr) { |
| err = sysfs_create_file(*hardif_obj, &((*bat_attr)->attr)); |
| if (err) { |
| bat_err(dev, "Can't add sysfs file: %s/%s/%s\n", |
| dev->name, SYSFS_IF_BAT_SUBDIR, |
| ((*bat_attr)->attr).name); |
| goto rem_attr; |
| } |
| } |
| |
| return 0; |
| |
| rem_attr: |
| for (bat_attr = batman_attrs; *bat_attr; ++bat_attr) |
| sysfs_remove_file(*hardif_obj, &((*bat_attr)->attr)); |
| out: |
| return -ENOMEM; |
| } |
| |
| void sysfs_del_hardif(struct kobject **hardif_obj) |
| { |
| kobject_put(*hardif_obj); |
| *hardif_obj = NULL; |
| } |