Staging: Merge staging-next into Linus's tree
[pandora-kernel.git] / drivers / staging / batman-adv / bat_sysfs.c
index 212bc21..b4a8d5e 100644 (file)
 
 #define to_dev(obj)     container_of(obj, struct device, kobj)
 
-struct bat_attribute {
-       struct attribute attr;
-       ssize_t (*show)(struct kobject *kobj, struct attribute *attr,
-                       char *buf);
-       ssize_t (*store)(struct kobject *kobj, struct attribute *attr,
-                        char *buf, size_t count);
-};
-
-struct hardif_attribute {
-       struct attribute attr;
-       ssize_t (*show)(struct kobject *kobj, struct attribute *attr,
-                       char *buf);
-       ssize_t (*store)(struct kobject *kobj, struct attribute *attr,
-                        char *buf, size_t count);
-};
-
 #define BAT_ATTR(_name, _mode, _show, _store)  \
 struct bat_attribute bat_attr_##_name = {      \
        .attr = {.name = __stringify(_name),    \
@@ -52,34 +36,18 @@ struct bat_attribute bat_attr_##_name = {   \
        .store  = _store,                       \
 };
 
-#define BAT_BIN_ATTR(_name, _mode, _read, _write)      \
-struct bin_attribute bat_attr_##_name = {              \
-       .attr = { .name = __stringify(_name),           \
-                 .mode = _mode, },                     \
-       .read = _read,                                  \
-       .write = _write,                                \
-};
-
-#define HARDIF_ATTR(_name, _mode, _show, _store)       \
-struct hardif_attribute hardif_attr_##_name = {                \
-       .attr = {.name = __stringify(_name),            \
-                .mode = _mode },                       \
-       .show   = _show,                                \
-       .store  = _store,                               \
-};
-
-static ssize_t show_aggr_ogm(struct kobject *kobj, struct attribute *attr,
+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, "status: %s\ncommands: enable, disable, 0, 1\n",
+       return sprintf(buff, "%s\n",
                       aggr_status == 0 ? "disabled" : "enabled");
 }
 
-static ssize_t store_aggr_ogm(struct kobject *kobj, struct attribute *attr,
+static ssize_t store_aggr_ogms(struct kobject *kobj, struct attribute *attr,
                              char *buff, size_t count)
 {
        struct device *dev = to_dev(kobj->parent);
@@ -99,23 +67,73 @@ static ssize_t store_aggr_ogm(struct kobject *kobj, struct attribute *attr,
                if (buff[count - 1] == '\n')
                        buff[count - 1] = '\0';
 
-               printk(KERN_INFO "batman-adv:Invalid parameter for 'aggregate OGM' setting on mesh %s received: %s\n",
-                      net_dev->name, buff);
+               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;
 
-       printk(KERN_INFO "batman-adv:Changing aggregation from: %s to: %s on mesh: %s\n",
-              atomic_read(&bat_priv->aggregation_enabled) == 1 ?
-              "enabled" : "disabled", aggr_tmp == 1 ? "enabled" : "disabled",
-              net_dev->name);
+       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)
 {
@@ -123,10 +141,9 @@ static ssize_t show_vis_mode(struct kobject *kobj, struct attribute *attr,
        struct bat_priv *bat_priv = netdev_priv(to_net_dev(dev));
        int vis_mode = atomic_read(&bat_priv->vis_mode);
 
-       return sprintf(buff, "status: %s\ncommands: client, server, %d, %d\n",
+       return sprintf(buff, "%s\n",
                       vis_mode == VIS_TYPE_CLIENT_UPDATE ?
-                                                       "client" : "server",
-                      VIS_TYPE_SERVER_SYNC, VIS_TYPE_CLIENT_UPDATE);
+                                                       "client" : "server");
 }
 
 static ssize_t store_vis_mode(struct kobject *kobj, struct attribute *attr,
@@ -141,7 +158,8 @@ static ssize_t store_vis_mode(struct kobject *kobj, struct attribute *attr,
        ret = strict_strtoul(buff, 10, &val);
 
        if (((count == 2) && (!ret) && (val == VIS_TYPE_CLIENT_UPDATE)) ||
-           (strncmp(buff, "client", 6) == 0))
+           (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)) ||
@@ -152,18 +170,19 @@ static ssize_t store_vis_mode(struct kobject *kobj, struct attribute *attr,
                if (buff[count - 1] == '\n')
                        buff[count - 1] = '\0';
 
-               printk(KERN_INFO "batman-adv:Invalid parameter for 'vis mode' setting on mesh %s received: %s\n",
-                      net_dev->name, buff);
+               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;
 
-       printk(KERN_INFO "batman-adv:Changing vis mode from: %s to: %s on mesh: %s\n",
-              atomic_read(&bat_priv->vis_mode) == VIS_TYPE_CLIENT_UPDATE ?
-              "client" : "server", vis_mode_tmp == VIS_TYPE_CLIENT_UPDATE ?
-              "client" : "server", net_dev->name);
+       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;
@@ -175,7 +194,7 @@ static ssize_t show_orig_interval(struct kobject *kobj, struct attribute *attr,
        struct device *dev = to_dev(kobj->parent);
        struct bat_priv *bat_priv = netdev_priv(to_net_dev(dev));
 
-       return sprintf(buff, "status: %i\n",
+       return sprintf(buff, "%i\n",
                       atomic_read(&bat_priv->orig_interval));
 }
 
@@ -190,91 +209,87 @@ static ssize_t store_orig_interval(struct kobject *kobj, struct attribute *attr,
 
        ret = strict_strtoul(buff, 10, &orig_interval_tmp);
        if (ret) {
-               printk(KERN_INFO "batman-adv:Invalid parameter for 'orig_interval' setting on mesh %s received: %s\n",
-                      net_dev->name, buff);
+               bat_info(net_dev, "Invalid parameter for 'orig_interval' "
+                        "setting received: %s\n", buff);
                return -EINVAL;
        }
 
-       if (orig_interval_tmp <= JITTER * 2) {
-               printk(KERN_INFO "batman-adv:New originator interval too small: %li (min: %i)\n",
-                      orig_interval_tmp, JITTER * 2);
+       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;
 
-       printk(KERN_INFO "batman-adv:Changing originator interval from: %i to: %li on mesh: %s\n",
-              atomic_read(&bat_priv->orig_interval),
-              orig_interval_tmp, net_dev->name);
+       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;
 }
 
-static BAT_ATTR(aggregate_ogm, S_IRUGO | S_IWUSR,
-               show_aggr_ogm, store_aggr_ogm);
-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);
-
-static struct bat_attribute *mesh_attrs[] = {
-       &bat_attr_aggregate_ogm,
-       &bat_attr_vis_mode,
-       &bat_attr_orig_interval,
-       NULL,
-};
-
-static ssize_t transtable_local_read(struct file *filp, struct kobject *kobj,
-                                 struct bin_attribute *bin_attr,
-                                 char *buff, loff_t off, size_t 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 net_device *net_dev = to_net_dev(dev);
+       struct bat_priv *bat_priv = netdev_priv(to_net_dev(dev));
+       int log_level = atomic_read(&bat_priv->log_level);
 
-       return hna_local_fill_buffer_text(net_dev, buff, count, off);
+       return sprintf(buff, "%d\n", log_level);
 }
 
-static ssize_t transtable_global_read(struct file *filp, struct kobject *kobj,
-                                 struct bin_attribute *bin_attr,
-                                 char *buff, loff_t off, size_t count)
+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;
 
-       return hna_global_fill_buffer_text(net_dev, buff, count, off);
-}
-
-static ssize_t originators_read(struct file *filp, struct kobject *kobj,
-                                 struct bin_attribute *bin_attr,
-                                 char *buff, loff_t off, size_t count)
-{
-       struct device *dev = to_dev(kobj->parent);
-       struct net_device *net_dev = to_net_dev(dev);
+       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;
+       }
 
-       return orig_fill_buffer_text(net_dev, buff, count, off);
-}
+       if (log_level_tmp > 3) {
+               bat_info(net_dev, "New log level too big: %li "
+                        "(max: %i)\n", log_level_tmp, 3);
+               return -EINVAL;
+       }
 
-static ssize_t vis_data_read(struct file *filp, struct kobject *kobj,
-                                 struct bin_attribute *bin_attr,
-                                 char *buff, loff_t off, size_t count)
-{
-       struct device *dev = to_dev(kobj->parent);
-       struct net_device *net_dev = to_net_dev(dev);
+       if (atomic_read(&bat_priv->log_level) == log_level_tmp)
+               return count;
 
-       return vis_fill_buffer_text(net_dev, buff, count, off);
+       atomic_set(&bat_priv->log_level, (unsigned)log_level_tmp);
+       return count;
 }
+#endif
 
-static BAT_BIN_ATTR(transtable_local, S_IRUGO, transtable_local_read, NULL);
-static BAT_BIN_ATTR(transtable_global, S_IRUGO, transtable_global_read, NULL);
-static BAT_BIN_ATTR(originators, S_IRUGO, originators_read, NULL);
-static BAT_BIN_ATTR(vis_data, S_IRUGO, vis_data_read, NULL);
+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 bin_attribute *mesh_bin_attrs[] = {
-       &bat_attr_transtable_local,
-       &bat_attr_transtable_global,
-       &bat_attr_originators,
-       &bat_attr_vis_data,
+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,
 };
 
@@ -283,22 +298,24 @@ 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;
-       struct bin_attribute **bin_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) {
-               printk(KERN_ERR "batman-adv:Can't add sysfs directory: %s/%s\n",
-                      dev->name, SYSFS_IF_MESH_SUBDIR);
+               bat_err(dev, "Can't add sysfs directory: %s/%s\n", dev->name,
+                       SYSFS_IF_MESH_SUBDIR);
                goto out;
        }
 
@@ -306,28 +323,15 @@ int sysfs_add_meshif(struct net_device *dev)
                err = sysfs_create_file(bat_priv->mesh_obj,
                                        &((*bat_attr)->attr));
                if (err) {
-                       printk(KERN_ERR "batman-adv:Can't add sysfs file: %s/%s/%s\n",
-                              dev->name, SYSFS_IF_MESH_SUBDIR,
-                              ((*bat_attr)->attr).name);
+                       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;
                }
        }
 
-       for (bin_attr = mesh_bin_attrs; *bin_attr; ++bin_attr) {
-               err = sysfs_create_bin_file(bat_priv->mesh_obj, (*bin_attr));
-               if (err) {
-                       printk(KERN_ERR "batman-adv:Can't add sysfs file: %s/%s/%s\n",
-                              dev->name, SYSFS_IF_MESH_SUBDIR,
-                              ((*bin_attr)->attr).name);
-                       goto rem_bin_attr;
-               }
-       }
-
        return 0;
 
-rem_bin_attr:
-       for (bin_attr = mesh_bin_attrs; *bin_attr; ++bin_attr)
-               sysfs_remove_bin_file(bat_priv->mesh_obj, (*bin_attr));
 rem_attr:
        for (bat_attr = mesh_attrs; *bat_attr; ++bat_attr)
                sysfs_remove_file(bat_priv->mesh_obj, &((*bat_attr)->attr));
@@ -342,10 +346,6 @@ void sysfs_del_meshif(struct net_device *dev)
 {
        struct bat_priv *bat_priv = netdev_priv(dev);
        struct bat_attribute **bat_attr;
-       struct bin_attribute **bin_attr;
-
-       for (bin_attr = mesh_bin_attrs; *bin_attr; ++bin_attr)
-               sysfs_remove_bin_file(bat_priv->mesh_obj, (*bin_attr));
 
        for (bat_attr = mesh_attrs; *bat_attr; ++bat_attr)
                sysfs_remove_file(bat_priv->mesh_obj, &((*bat_attr)->attr));
@@ -364,7 +364,7 @@ static ssize_t show_mesh_iface(struct kobject *kobj, struct attribute *attr,
        if (!batman_if)
                return 0;
 
-       return sprintf(buff, "status: %s\ncommands: none, bat0\n",
+       return sprintf(buff, "%s\n",
                       batman_if->if_status == IF_NOT_IN_USE ?
                                                        "none" : "bat0");
 }
@@ -390,8 +390,8 @@ static ssize_t store_mesh_iface(struct kobject *kobj, struct attribute *attr,
                if (buff[count - 1] == '\n')
                        buff[count - 1] = '\0';
 
-               printk(KERN_ERR "batman-adv:Invalid parameter for 'mesh_iface' setting received: %s\n",
-                      buff);
+               pr_err("Invalid parameter for 'mesh_iface' setting received: "
+                      "%s\n", buff);
                return -EINVAL;
        }
 
@@ -433,37 +433,37 @@ static ssize_t show_iface_status(struct kobject *kobj, struct attribute *attr,
        }
 }
 
-static HARDIF_ATTR(mesh_iface, S_IRUGO | S_IWUSR,
-                  show_mesh_iface, store_mesh_iface);
-static HARDIF_ATTR(iface_status, S_IRUGO, show_iface_status, NULL);
+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 hardif_attribute *batman_attrs[] = {
-       &hardif_attr_mesh_iface,
-       &hardif_attr_iface_status,
+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 hardif_attribute **hardif_attr;
+       struct bat_attribute **bat_attr;
        int err;
 
        *hardif_obj = kobject_create_and_add(SYSFS_IF_BAT_SUBDIR,
                                                    hardif_kobject);
 
        if (!*hardif_obj) {
-               printk(KERN_ERR "batman-adv:Can't add sysfs directory: %s/%s\n",
-                      dev->name, SYSFS_IF_BAT_SUBDIR);
+               bat_err(dev, "Can't add sysfs directory: %s/%s\n", dev->name,
+                       SYSFS_IF_BAT_SUBDIR);
                goto out;
        }
 
-       for (hardif_attr = batman_attrs; *hardif_attr; ++hardif_attr) {
-               err = sysfs_create_file(*hardif_obj, &((*hardif_attr)->attr));
+       for (bat_attr = batman_attrs; *bat_attr; ++bat_attr) {
+               err = sysfs_create_file(*hardif_obj, &((*bat_attr)->attr));
                if (err) {
-                       printk(KERN_ERR "batman-adv:Can't add sysfs file: %s/%s/%s\n",
-                              dev->name, SYSFS_IF_BAT_SUBDIR,
-                              ((*hardif_attr)->attr).name);
+                       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;
                }
        }
@@ -471,8 +471,8 @@ int sysfs_add_hardif(struct kobject **hardif_obj, struct net_device *dev)
        return 0;
 
 rem_attr:
-       for (hardif_attr = batman_attrs; *hardif_attr; ++hardif_attr)
-               sysfs_remove_file(*hardif_obj, &((*hardif_attr)->attr));
+       for (bat_attr = batman_attrs; *bat_attr; ++bat_attr)
+               sysfs_remove_file(*hardif_obj, &((*bat_attr)->attr));
 out:
        return -ENOMEM;
 }