net/mac802154/mib.c

0001 // SPDX-License-Identifier: GPL-2.0-only
0002 /*
0003  * Copyright 2007-2012 Siemens AG
0004  *
0005  * Written by:
0006  * Dmitry Eremin-Solenikov <dbaryshkov@gmail.com>
0007  * Sergey Lapin <slapin@ossfans.org>
0008  * Maxim Gorbachyov <maxim.gorbachev@siemens.com>
0009  * Alexander Smirnov <alex.bluesman.smirnov@gmail.com>
0010  */
0011
0012 #include <linux/if_arp.h>
0013
0014 #include <net/mac802154.h>
0015 #include <net/ieee802154_netdev.h>
0016 #include <net/cfg802154.h>
0017
0018 #include "ieee802154_i.h"
0019 #include "driver-ops.h"
0020
0021 void mac802154_dev_set_page_channel(struct net_device *dev, u8 page, u8 chan)
0022 {
0023     struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev);
0024     struct ieee802154_local *local = sdata->local;
0025     int res;
0026
0027     ASSERT_RTNL();
0028
0029     BUG_ON(dev->type != ARPHRD_IEEE802154);
0030
0031     res = drv_set_channel(local, page, chan);
0032     if (res) {
0033         pr_debug("set_channel failed\n");
0034     } else {
0035         local->phy->current_channel = chan;
0036         local->phy->current_page = page;
0037     }
0038 }
0039
0040 int mac802154_get_params(struct net_device *dev,
0041              struct ieee802154_llsec_params *params)
0042 {
0043     struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev);
0044     int res;
0045
0046     BUG_ON(dev->type != ARPHRD_IEEE802154);
0047
0048     mutex_lock(&sdata->sec_mtx);
0049     res = mac802154_llsec_get_params(&sdata->sec, params);
0050     mutex_unlock(&sdata->sec_mtx);
0051
0052     return res;
0053 }
0054
0055 int mac802154_set_params(struct net_device *dev,
0056              const struct ieee802154_llsec_params *params,
0057              int changed)
0058 {
0059     struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev);
0060     int res;
0061
0062     BUG_ON(dev->type != ARPHRD_IEEE802154);
0063
0064     mutex_lock(&sdata->sec_mtx);
0065     res = mac802154_llsec_set_params(&sdata->sec, params, changed);
0066     mutex_unlock(&sdata->sec_mtx);
0067
0068     return res;
0069 }
0070
0071 int mac802154_add_key(struct net_device *dev,
0072               const struct ieee802154_llsec_key_id *id,
0073               const struct ieee802154_llsec_key *key)
0074 {
0075     struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev);
0076     int res;
0077
0078     BUG_ON(dev->type != ARPHRD_IEEE802154);
0079
0080     mutex_lock(&sdata->sec_mtx);
0081     res = mac802154_llsec_key_add(&sdata->sec, id, key);
0082     mutex_unlock(&sdata->sec_mtx);
0083
0084     return res;
0085 }
0086
0087 int mac802154_del_key(struct net_device *dev,
0088               const struct ieee802154_llsec_key_id *id)
0089 {
0090     struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev);
0091     int res;
0092
0093     BUG_ON(dev->type != ARPHRD_IEEE802154);
0094
0095     mutex_lock(&sdata->sec_mtx);
0096     res = mac802154_llsec_key_del(&sdata->sec, id);
0097     mutex_unlock(&sdata->sec_mtx);
0098
0099     return res;
0100 }
0101
0102 int mac802154_add_dev(struct net_device *dev,
0103               const struct ieee802154_llsec_device *llsec_dev)
0104 {
0105     struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev);
0106     int res;
0107
0108     BUG_ON(dev->type != ARPHRD_IEEE802154);
0109
0110     mutex_lock(&sdata->sec_mtx);
0111     res = mac802154_llsec_dev_add(&sdata->sec, llsec_dev);
0112     mutex_unlock(&sdata->sec_mtx);
0113
0114     return res;
0115 }
0116
0117 int mac802154_del_dev(struct net_device *dev, __le64 dev_addr)
0118 {
0119     struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev);
0120     int res;
0121
0122     BUG_ON(dev->type != ARPHRD_IEEE802154);
0123
0124     mutex_lock(&sdata->sec_mtx);
0125     res = mac802154_llsec_dev_del(&sdata->sec, dev_addr);
0126     mutex_unlock(&sdata->sec_mtx);
0127
0128     return res;
0129 }
0130
0131 int mac802154_add_devkey(struct net_device *dev,
0132              __le64 device_addr,
0133              const struct ieee802154_llsec_device_key *key)
0134 {
0135     struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev);
0136     int res;
0137
0138     BUG_ON(dev->type != ARPHRD_IEEE802154);
0139
0140     mutex_lock(&sdata->sec_mtx);
0141     res = mac802154_llsec_devkey_add(&sdata->sec, device_addr, key);
0142     mutex_unlock(&sdata->sec_mtx);
0143
0144     return res;
0145 }
0146
0147 int mac802154_del_devkey(struct net_device *dev,
0148              __le64 device_addr,
0149              const struct ieee802154_llsec_device_key *key)
0150 {
0151     struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev);
0152     int res;
0153
0154     BUG_ON(dev->type != ARPHRD_IEEE802154);
0155
0156     mutex_lock(&sdata->sec_mtx);
0157     res = mac802154_llsec_devkey_del(&sdata->sec, device_addr, key);
0158     mutex_unlock(&sdata->sec_mtx);
0159
0160     return res;
0161 }
0162
0163 int mac802154_add_seclevel(struct net_device *dev,
0164                const struct ieee802154_llsec_seclevel *sl)
0165 {
0166     struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev);
0167     int res;
0168
0169     BUG_ON(dev->type != ARPHRD_IEEE802154);
0170
0171     mutex_lock(&sdata->sec_mtx);
0172     res = mac802154_llsec_seclevel_add(&sdata->sec, sl);
0173     mutex_unlock(&sdata->sec_mtx);
0174
0175     return res;
0176 }
0177
0178 int mac802154_del_seclevel(struct net_device *dev,
0179                const struct ieee802154_llsec_seclevel *sl)
0180 {
0181     struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev);
0182     int res;
0183
0184     BUG_ON(dev->type != ARPHRD_IEEE802154);
0185
0186     mutex_lock(&sdata->sec_mtx);
0187     res = mac802154_llsec_seclevel_del(&sdata->sec, sl);
0188     mutex_unlock(&sdata->sec_mtx);
0189
0190     return res;
0191 }
0192
0193 void mac802154_lock_table(struct net_device *dev)
0194 {
0195     struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev);
0196
0197     BUG_ON(dev->type != ARPHRD_IEEE802154);
0198
0199     mutex_lock(&sdata->sec_mtx);
0200 }
0201
0202 void mac802154_get_table(struct net_device *dev,
0203              struct ieee802154_llsec_table **t)
0204 {
0205     struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev);
0206
0207     BUG_ON(dev->type != ARPHRD_IEEE802154);
0208
0209     *t = &sdata->sec.table;
0210 }
0211
0212 void mac802154_unlock_table(struct net_device *dev)
0213 {
0214     struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev);
0215
0216     BUG_ON(dev->type != ARPHRD_IEEE802154);
0217
0218     mutex_unlock(&sdata->sec_mtx);
0219 }