~ [ source navigation ] ~ [ diff markup ] ~ [ identifier search ] ~

TOMOYO Linux Cross Reference
Linux/net/mac802154/cfg.c

Version: ~ [ linux-6.11.5 ] ~ [ linux-6.10.14 ] ~ [ linux-6.9.12 ] ~ [ linux-6.8.12 ] ~ [ linux-6.7.12 ] ~ [ linux-6.6.58 ] ~ [ linux-6.5.13 ] ~ [ linux-6.4.16 ] ~ [ linux-6.3.13 ] ~ [ linux-6.2.16 ] ~ [ linux-6.1.114 ] ~ [ linux-6.0.19 ] ~ [ linux-5.19.17 ] ~ [ linux-5.18.19 ] ~ [ linux-5.17.15 ] ~ [ linux-5.16.20 ] ~ [ linux-5.15.169 ] ~ [ linux-5.14.21 ] ~ [ linux-5.13.19 ] ~ [ linux-5.12.19 ] ~ [ linux-5.11.22 ] ~ [ linux-5.10.228 ] ~ [ linux-5.9.16 ] ~ [ linux-5.8.18 ] ~ [ linux-5.7.19 ] ~ [ linux-5.6.19 ] ~ [ linux-5.5.19 ] ~ [ linux-5.4.284 ] ~ [ linux-5.3.18 ] ~ [ linux-5.2.21 ] ~ [ linux-5.1.21 ] ~ [ linux-5.0.21 ] ~ [ linux-4.20.17 ] ~ [ linux-4.19.322 ] ~ [ linux-4.18.20 ] ~ [ linux-4.17.19 ] ~ [ linux-4.16.18 ] ~ [ linux-4.15.18 ] ~ [ linux-4.14.336 ] ~ [ linux-4.13.16 ] ~ [ linux-4.12.14 ] ~ [ linux-4.11.12 ] ~ [ linux-4.10.17 ] ~ [ linux-4.9.337 ] ~ [ linux-4.4.302 ] ~ [ linux-3.10.108 ] ~ [ linux-2.6.32.71 ] ~ [ linux-2.6.0 ] ~ [ linux-2.4.37.11 ] ~ [ unix-v6-master ] ~ [ ccs-tools-1.8.9 ] ~ [ policy-sample ] ~
Architecture: ~ [ i386 ] ~ [ alpha ] ~ [ m68k ] ~ [ mips ] ~ [ ppc ] ~ [ sparc ] ~ [ sparc64 ] ~

  1 // SPDX-License-Identifier: GPL-2.0-only
  2 /*
  3  *
  4  * Authors:
  5  * Alexander Aring <aar@pengutronix.de>
  6  *
  7  * Based on: net/mac80211/cfg.c
  8  */
  9 
 10 #include <net/rtnetlink.h>
 11 #include <net/cfg802154.h>
 12 
 13 #include "ieee802154_i.h"
 14 #include "driver-ops.h"
 15 #include "cfg.h"
 16 
 17 static struct net_device *
 18 ieee802154_add_iface_deprecated(struct wpan_phy *wpan_phy,
 19                                 const char *name,
 20                                 unsigned char name_assign_type, int type)
 21 {
 22         struct ieee802154_local *local = wpan_phy_priv(wpan_phy);
 23         struct net_device *dev;
 24 
 25         rtnl_lock();
 26         dev = ieee802154_if_add(local, name, name_assign_type, type,
 27                                 cpu_to_le64(0x0000000000000000ULL));
 28         rtnl_unlock();
 29 
 30         return dev;
 31 }
 32 
 33 static void ieee802154_del_iface_deprecated(struct wpan_phy *wpan_phy,
 34                                             struct net_device *dev)
 35 {
 36         struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev);
 37 
 38         ieee802154_if_remove(sdata);
 39 }
 40 
 41 #ifdef CONFIG_PM
 42 static int ieee802154_suspend(struct wpan_phy *wpan_phy)
 43 {
 44         struct ieee802154_local *local = wpan_phy_priv(wpan_phy);
 45 
 46         if (!local->open_count)
 47                 goto suspend;
 48 
 49         ieee802154_sync_and_hold_queue(local);
 50         synchronize_net();
 51 
 52         /* stop hardware - this must stop RX */
 53         ieee802154_stop_device(local);
 54 
 55 suspend:
 56         local->suspended = true;
 57         return 0;
 58 }
 59 
 60 static int ieee802154_resume(struct wpan_phy *wpan_phy)
 61 {
 62         struct ieee802154_local *local = wpan_phy_priv(wpan_phy);
 63         int ret;
 64 
 65         /* nothing to do if HW shouldn't run */
 66         if (!local->open_count)
 67                 goto wake_up;
 68 
 69         /* restart hardware */
 70         ret = drv_start(local, local->phy->filtering, &local->addr_filt);
 71         if (ret)
 72                 return ret;
 73 
 74 wake_up:
 75         ieee802154_release_queue(local);
 76         local->suspended = false;
 77         return 0;
 78 }
 79 #else
 80 #define ieee802154_suspend NULL
 81 #define ieee802154_resume NULL
 82 #endif
 83 
 84 static int
 85 ieee802154_add_iface(struct wpan_phy *phy, const char *name,
 86                      unsigned char name_assign_type,
 87                      enum nl802154_iftype type, __le64 extended_addr)
 88 {
 89         struct ieee802154_local *local = wpan_phy_priv(phy);
 90         struct net_device *err;
 91 
 92         err = ieee802154_if_add(local, name, name_assign_type, type,
 93                                 extended_addr);
 94         return PTR_ERR_OR_ZERO(err);
 95 }
 96 
 97 static int
 98 ieee802154_del_iface(struct wpan_phy *wpan_phy, struct wpan_dev *wpan_dev)
 99 {
100         ieee802154_if_remove(IEEE802154_WPAN_DEV_TO_SUB_IF(wpan_dev));
101 
102         return 0;
103 }
104 
105 static int
106 ieee802154_set_channel(struct wpan_phy *wpan_phy, u8 page, u8 channel)
107 {
108         struct ieee802154_local *local = wpan_phy_priv(wpan_phy);
109         int ret;
110 
111         ASSERT_RTNL();
112 
113         if (wpan_phy->current_page == page &&
114             wpan_phy->current_channel == channel)
115                 return 0;
116 
117         /* Refuse to change channels during scanning or beaconing */
118         if (mac802154_is_scanning(local) || mac802154_is_beaconing(local))
119                 return -EBUSY;
120 
121         ret = drv_set_channel(local, page, channel);
122         if (!ret) {
123                 wpan_phy->current_page = page;
124                 wpan_phy->current_channel = channel;
125                 ieee802154_configure_durations(wpan_phy, page, channel);
126         }
127 
128         return ret;
129 }
130 
131 static int
132 ieee802154_set_cca_mode(struct wpan_phy *wpan_phy,
133                         const struct wpan_phy_cca *cca)
134 {
135         struct ieee802154_local *local = wpan_phy_priv(wpan_phy);
136         int ret;
137 
138         ASSERT_RTNL();
139 
140         if (wpan_phy_cca_cmp(&wpan_phy->cca, cca))
141                 return 0;
142 
143         ret = drv_set_cca_mode(local, cca);
144         if (!ret)
145                 wpan_phy->cca = *cca;
146 
147         return ret;
148 }
149 
150 static int
151 ieee802154_set_cca_ed_level(struct wpan_phy *wpan_phy, s32 ed_level)
152 {
153         struct ieee802154_local *local = wpan_phy_priv(wpan_phy);
154         int ret;
155 
156         ASSERT_RTNL();
157 
158         if (wpan_phy->cca_ed_level == ed_level)
159                 return 0;
160 
161         ret = drv_set_cca_ed_level(local, ed_level);
162         if (!ret)
163                 wpan_phy->cca_ed_level = ed_level;
164 
165         return ret;
166 }
167 
168 static int
169 ieee802154_set_tx_power(struct wpan_phy *wpan_phy, s32 power)
170 {
171         struct ieee802154_local *local = wpan_phy_priv(wpan_phy);
172         int ret;
173 
174         ASSERT_RTNL();
175 
176         if (wpan_phy->transmit_power == power)
177                 return 0;
178 
179         ret = drv_set_tx_power(local, power);
180         if (!ret)
181                 wpan_phy->transmit_power = power;
182 
183         return ret;
184 }
185 
186 static int
187 ieee802154_set_pan_id(struct wpan_phy *wpan_phy, struct wpan_dev *wpan_dev,
188                       __le16 pan_id)
189 {
190         int ret;
191 
192         ASSERT_RTNL();
193 
194         if (wpan_dev->pan_id == pan_id)
195                 return 0;
196 
197         ret = mac802154_wpan_update_llsec(wpan_dev->netdev);
198         if (!ret)
199                 wpan_dev->pan_id = pan_id;
200 
201         return ret;
202 }
203 
204 static int
205 ieee802154_set_backoff_exponent(struct wpan_phy *wpan_phy,
206                                 struct wpan_dev *wpan_dev,
207                                 u8 min_be, u8 max_be)
208 {
209         ASSERT_RTNL();
210 
211         wpan_dev->min_be = min_be;
212         wpan_dev->max_be = max_be;
213         return 0;
214 }
215 
216 static int
217 ieee802154_set_short_addr(struct wpan_phy *wpan_phy, struct wpan_dev *wpan_dev,
218                           __le16 short_addr)
219 {
220         ASSERT_RTNL();
221 
222         wpan_dev->short_addr = short_addr;
223         return 0;
224 }
225 
226 static int
227 ieee802154_set_max_csma_backoffs(struct wpan_phy *wpan_phy,
228                                  struct wpan_dev *wpan_dev,
229                                  u8 max_csma_backoffs)
230 {
231         ASSERT_RTNL();
232 
233         wpan_dev->csma_retries = max_csma_backoffs;
234         return 0;
235 }
236 
237 static int
238 ieee802154_set_max_frame_retries(struct wpan_phy *wpan_phy,
239                                  struct wpan_dev *wpan_dev,
240                                  s8 max_frame_retries)
241 {
242         ASSERT_RTNL();
243 
244         wpan_dev->frame_retries = max_frame_retries;
245         return 0;
246 }
247 
248 static int
249 ieee802154_set_lbt_mode(struct wpan_phy *wpan_phy, struct wpan_dev *wpan_dev,
250                         bool mode)
251 {
252         ASSERT_RTNL();
253 
254         wpan_dev->lbt = mode;
255         return 0;
256 }
257 
258 static int
259 ieee802154_set_ackreq_default(struct wpan_phy *wpan_phy,
260                               struct wpan_dev *wpan_dev, bool ackreq)
261 {
262         ASSERT_RTNL();
263 
264         wpan_dev->ackreq = ackreq;
265         return 0;
266 }
267 
268 static int mac802154_trigger_scan(struct wpan_phy *wpan_phy,
269                                   struct cfg802154_scan_request *request)
270 {
271         struct ieee802154_sub_if_data *sdata;
272 
273         sdata = IEEE802154_WPAN_DEV_TO_SUB_IF(request->wpan_dev);
274 
275         ASSERT_RTNL();
276 
277         return mac802154_trigger_scan_locked(sdata, request);
278 }
279 
280 static int mac802154_abort_scan(struct wpan_phy *wpan_phy,
281                                 struct wpan_dev *wpan_dev)
282 {
283         struct ieee802154_local *local = wpan_phy_priv(wpan_phy);
284         struct ieee802154_sub_if_data *sdata;
285 
286         sdata = IEEE802154_WPAN_DEV_TO_SUB_IF(wpan_dev);
287 
288         ASSERT_RTNL();
289 
290         return mac802154_abort_scan_locked(local, sdata);
291 }
292 
293 static int mac802154_send_beacons(struct wpan_phy *wpan_phy,
294                                   struct cfg802154_beacon_request *request)
295 {
296         struct ieee802154_sub_if_data *sdata;
297 
298         sdata = IEEE802154_WPAN_DEV_TO_SUB_IF(request->wpan_dev);
299 
300         ASSERT_RTNL();
301 
302         return mac802154_send_beacons_locked(sdata, request);
303 }
304 
305 static int mac802154_stop_beacons(struct wpan_phy *wpan_phy,
306                                   struct wpan_dev *wpan_dev)
307 {
308         struct ieee802154_local *local = wpan_phy_priv(wpan_phy);
309         struct ieee802154_sub_if_data *sdata;
310 
311         sdata = IEEE802154_WPAN_DEV_TO_SUB_IF(wpan_dev);
312 
313         ASSERT_RTNL();
314 
315         return mac802154_stop_beacons_locked(local, sdata);
316 }
317 
318 static int mac802154_associate(struct wpan_phy *wpan_phy,
319                                struct wpan_dev *wpan_dev,
320                                struct ieee802154_addr *coord)
321 {
322         struct ieee802154_local *local = wpan_phy_priv(wpan_phy);
323         u64 ceaddr = swab64((__force u64)coord->extended_addr);
324         struct ieee802154_sub_if_data *sdata;
325         struct ieee802154_pan_device *parent;
326         __le16 short_addr;
327         int ret;
328 
329         ASSERT_RTNL();
330 
331         sdata = IEEE802154_WPAN_DEV_TO_SUB_IF(wpan_dev);
332 
333         if (wpan_dev->parent) {
334                 dev_err(&sdata->dev->dev,
335                         "Device %8phC is already associated\n", &ceaddr);
336                 return -EPERM;
337         }
338 
339         if (coord->mode == IEEE802154_SHORT_ADDRESSING)
340                 return -EINVAL;
341 
342         parent = kzalloc(sizeof(*parent), GFP_KERNEL);
343         if (!parent)
344                 return -ENOMEM;
345 
346         parent->pan_id = coord->pan_id;
347         parent->mode = coord->mode;
348         parent->extended_addr = coord->extended_addr;
349         parent->short_addr = cpu_to_le16(IEEE802154_ADDR_SHORT_BROADCAST);
350 
351         /* Set the PAN ID hardware address filter beforehand to avoid dropping
352          * the association response with a destination PAN ID field set to the
353          * "new" PAN ID.
354          */
355         if (local->hw.flags & IEEE802154_HW_AFILT) {
356                 ret = drv_set_pan_id(local, coord->pan_id);
357                 if (ret < 0)
358                         goto free_parent;
359         }
360 
361         ret = mac802154_perform_association(sdata, parent, &short_addr);
362         if (ret)
363                 goto reset_panid;
364 
365         if (local->hw.flags & IEEE802154_HW_AFILT) {
366                 ret = drv_set_short_addr(local, short_addr);
367                 if (ret < 0)
368                         goto reset_panid;
369         }
370 
371         wpan_dev->pan_id = coord->pan_id;
372         wpan_dev->short_addr = short_addr;
373         wpan_dev->parent = parent;
374 
375         return 0;
376 
377 reset_panid:
378         if (local->hw.flags & IEEE802154_HW_AFILT)
379                 drv_set_pan_id(local, cpu_to_le16(IEEE802154_PAN_ID_BROADCAST));
380 
381 free_parent:
382         kfree(parent);
383         return ret;
384 }
385 
386 static int mac802154_disassociate_from_parent(struct wpan_phy *wpan_phy,
387                                               struct wpan_dev *wpan_dev)
388 {
389         struct ieee802154_local *local = wpan_phy_priv(wpan_phy);
390         struct ieee802154_pan_device *child, *tmp;
391         struct ieee802154_sub_if_data *sdata;
392         unsigned int max_assoc;
393         u64 eaddr;
394         int ret;
395 
396         sdata = IEEE802154_WPAN_DEV_TO_SUB_IF(wpan_dev);
397 
398         /* Start by disassociating all the children and preventing new ones to
399          * attempt associations.
400          */
401         max_assoc = cfg802154_set_max_associations(wpan_dev, 0);
402         list_for_each_entry_safe(child, tmp, &wpan_dev->children, node) {
403                 ret = mac802154_send_disassociation_notif(sdata, child,
404                                                           IEEE802154_COORD_WISHES_DEVICE_TO_LEAVE);
405                 if (ret) {
406                         eaddr = swab64((__force u64)child->extended_addr);
407                         dev_err(&sdata->dev->dev,
408                                 "Disassociation with %8phC may have failed (%d)\n",
409                                 &eaddr, ret);
410                 }
411 
412                 list_del(&child->node);
413         }
414 
415         ret = mac802154_send_disassociation_notif(sdata, wpan_dev->parent,
416                                                   IEEE802154_DEVICE_WISHES_TO_LEAVE);
417         if (ret) {
418                 eaddr = swab64((__force u64)wpan_dev->parent->extended_addr);
419                 dev_err(&sdata->dev->dev,
420                         "Disassociation from %8phC may have failed (%d)\n",
421                         &eaddr, ret);
422         }
423 
424         ret = 0;
425 
426         kfree(wpan_dev->parent);
427         wpan_dev->parent = NULL;
428         wpan_dev->pan_id = cpu_to_le16(IEEE802154_PAN_ID_BROADCAST);
429         wpan_dev->short_addr = cpu_to_le16(IEEE802154_ADDR_SHORT_BROADCAST);
430 
431         if (local->hw.flags & IEEE802154_HW_AFILT) {
432                 ret = drv_set_pan_id(local, wpan_dev->pan_id);
433                 if (ret < 0)
434                         goto reset_mac_assoc;
435 
436                 ret = drv_set_short_addr(local, wpan_dev->short_addr);
437                 if (ret < 0)
438                         goto reset_mac_assoc;
439         }
440 
441 reset_mac_assoc:
442         cfg802154_set_max_associations(wpan_dev, max_assoc);
443 
444         return ret;
445 }
446 
447 static int mac802154_disassociate_child(struct wpan_phy *wpan_phy,
448                                         struct wpan_dev *wpan_dev,
449                                         struct ieee802154_pan_device *child)
450 {
451         struct ieee802154_sub_if_data *sdata;
452         int ret;
453 
454         sdata = IEEE802154_WPAN_DEV_TO_SUB_IF(wpan_dev);
455 
456         ret = mac802154_send_disassociation_notif(sdata, child,
457                                                   IEEE802154_COORD_WISHES_DEVICE_TO_LEAVE);
458         if (ret)
459                 return ret;
460 
461         list_del(&child->node);
462         wpan_dev->nchildren--;
463         kfree(child);
464 
465         return 0;
466 }
467 
468 static int mac802154_disassociate(struct wpan_phy *wpan_phy,
469                                   struct wpan_dev *wpan_dev,
470                                   struct ieee802154_addr *target)
471 {
472         u64 teaddr = swab64((__force u64)target->extended_addr);
473         struct ieee802154_pan_device *pan_device;
474 
475         ASSERT_RTNL();
476 
477         if (cfg802154_device_is_parent(wpan_dev, target))
478                 return mac802154_disassociate_from_parent(wpan_phy, wpan_dev);
479 
480         pan_device = cfg802154_device_is_child(wpan_dev, target);
481         if (pan_device)
482                 return mac802154_disassociate_child(wpan_phy, wpan_dev,
483                                                     pan_device);
484 
485         dev_err(&wpan_dev->netdev->dev,
486                 "Device %8phC is not associated with us\n", &teaddr);
487 
488         return -EINVAL;
489 }
490 
491 #ifdef CONFIG_IEEE802154_NL802154_EXPERIMENTAL
492 static void
493 ieee802154_get_llsec_table(struct wpan_phy *wpan_phy,
494                            struct wpan_dev *wpan_dev,
495                            struct ieee802154_llsec_table **table)
496 {
497         struct net_device *dev = wpan_dev->netdev;
498         struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev);
499 
500         *table = &sdata->sec.table;
501 }
502 
503 static void
504 ieee802154_lock_llsec_table(struct wpan_phy *wpan_phy,
505                             struct wpan_dev *wpan_dev)
506 {
507         struct net_device *dev = wpan_dev->netdev;
508         struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev);
509 
510         mutex_lock(&sdata->sec_mtx);
511 }
512 
513 static void
514 ieee802154_unlock_llsec_table(struct wpan_phy *wpan_phy,
515                               struct wpan_dev *wpan_dev)
516 {
517         struct net_device *dev = wpan_dev->netdev;
518         struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev);
519 
520         mutex_unlock(&sdata->sec_mtx);
521 }
522 
523 static int
524 ieee802154_set_llsec_params(struct wpan_phy *wpan_phy,
525                             struct wpan_dev *wpan_dev,
526                             const struct ieee802154_llsec_params *params,
527                             int changed)
528 {
529         struct net_device *dev = wpan_dev->netdev;
530         struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev);
531         int res;
532 
533         mutex_lock(&sdata->sec_mtx);
534         res = mac802154_llsec_set_params(&sdata->sec, params, changed);
535         mutex_unlock(&sdata->sec_mtx);
536 
537         return res;
538 }
539 
540 static int
541 ieee802154_get_llsec_params(struct wpan_phy *wpan_phy,
542                             struct wpan_dev *wpan_dev,
543                             struct ieee802154_llsec_params *params)
544 {
545         struct net_device *dev = wpan_dev->netdev;
546         struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev);
547         int res;
548 
549         mutex_lock(&sdata->sec_mtx);
550         res = mac802154_llsec_get_params(&sdata->sec, params);
551         mutex_unlock(&sdata->sec_mtx);
552 
553         return res;
554 }
555 
556 static int
557 ieee802154_add_llsec_key(struct wpan_phy *wpan_phy, struct wpan_dev *wpan_dev,
558                          const struct ieee802154_llsec_key_id *id,
559                          const struct ieee802154_llsec_key *key)
560 {
561         struct net_device *dev = wpan_dev->netdev;
562         struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev);
563         int res;
564 
565         mutex_lock(&sdata->sec_mtx);
566         res = mac802154_llsec_key_add(&sdata->sec, id, key);
567         mutex_unlock(&sdata->sec_mtx);
568 
569         return res;
570 }
571 
572 static int
573 ieee802154_del_llsec_key(struct wpan_phy *wpan_phy, struct wpan_dev *wpan_dev,
574                          const struct ieee802154_llsec_key_id *id)
575 {
576         struct net_device *dev = wpan_dev->netdev;
577         struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev);
578         int res;
579 
580         mutex_lock(&sdata->sec_mtx);
581         res = mac802154_llsec_key_del(&sdata->sec, id);
582         mutex_unlock(&sdata->sec_mtx);
583 
584         return res;
585 }
586 
587 static int
588 ieee802154_add_seclevel(struct wpan_phy *wpan_phy, struct wpan_dev *wpan_dev,
589                         const struct ieee802154_llsec_seclevel *sl)
590 {
591         struct net_device *dev = wpan_dev->netdev;
592         struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev);
593         int res;
594 
595         mutex_lock(&sdata->sec_mtx);
596         res = mac802154_llsec_seclevel_add(&sdata->sec, sl);
597         mutex_unlock(&sdata->sec_mtx);
598 
599         return res;
600 }
601 
602 static int
603 ieee802154_del_seclevel(struct wpan_phy *wpan_phy, struct wpan_dev *wpan_dev,
604                         const struct ieee802154_llsec_seclevel *sl)
605 {
606         struct net_device *dev = wpan_dev->netdev;
607         struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev);
608         int res;
609 
610         mutex_lock(&sdata->sec_mtx);
611         res = mac802154_llsec_seclevel_del(&sdata->sec, sl);
612         mutex_unlock(&sdata->sec_mtx);
613 
614         return res;
615 }
616 
617 static int
618 ieee802154_add_device(struct wpan_phy *wpan_phy, struct wpan_dev *wpan_dev,
619                       const struct ieee802154_llsec_device *dev_desc)
620 {
621         struct net_device *dev = wpan_dev->netdev;
622         struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev);
623         int res;
624 
625         mutex_lock(&sdata->sec_mtx);
626         res = mac802154_llsec_dev_add(&sdata->sec, dev_desc);
627         mutex_unlock(&sdata->sec_mtx);
628 
629         return res;
630 }
631 
632 static int
633 ieee802154_del_device(struct wpan_phy *wpan_phy, struct wpan_dev *wpan_dev,
634                       __le64 extended_addr)
635 {
636         struct net_device *dev = wpan_dev->netdev;
637         struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev);
638         int res;
639 
640         mutex_lock(&sdata->sec_mtx);
641         res = mac802154_llsec_dev_del(&sdata->sec, extended_addr);
642         mutex_unlock(&sdata->sec_mtx);
643 
644         return res;
645 }
646 
647 static int
648 ieee802154_add_devkey(struct wpan_phy *wpan_phy, struct wpan_dev *wpan_dev,
649                       __le64 extended_addr,
650                       const struct ieee802154_llsec_device_key *key)
651 {
652         struct net_device *dev = wpan_dev->netdev;
653         struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev);
654         int res;
655 
656         mutex_lock(&sdata->sec_mtx);
657         res = mac802154_llsec_devkey_add(&sdata->sec, extended_addr, key);
658         mutex_unlock(&sdata->sec_mtx);
659 
660         return res;
661 }
662 
663 static int
664 ieee802154_del_devkey(struct wpan_phy *wpan_phy, struct wpan_dev *wpan_dev,
665                       __le64 extended_addr,
666                       const struct ieee802154_llsec_device_key *key)
667 {
668         struct net_device *dev = wpan_dev->netdev;
669         struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev);
670         int res;
671 
672         mutex_lock(&sdata->sec_mtx);
673         res = mac802154_llsec_devkey_del(&sdata->sec, extended_addr, key);
674         mutex_unlock(&sdata->sec_mtx);
675 
676         return res;
677 }
678 #endif /* CONFIG_IEEE802154_NL802154_EXPERIMENTAL */
679 
680 const struct cfg802154_ops mac802154_config_ops = {
681         .add_virtual_intf_deprecated = ieee802154_add_iface_deprecated,
682         .del_virtual_intf_deprecated = ieee802154_del_iface_deprecated,
683         .suspend = ieee802154_suspend,
684         .resume = ieee802154_resume,
685         .add_virtual_intf = ieee802154_add_iface,
686         .del_virtual_intf = ieee802154_del_iface,
687         .set_channel = ieee802154_set_channel,
688         .set_cca_mode = ieee802154_set_cca_mode,
689         .set_cca_ed_level = ieee802154_set_cca_ed_level,
690         .set_tx_power = ieee802154_set_tx_power,
691         .set_pan_id = ieee802154_set_pan_id,
692         .set_short_addr = ieee802154_set_short_addr,
693         .set_backoff_exponent = ieee802154_set_backoff_exponent,
694         .set_max_csma_backoffs = ieee802154_set_max_csma_backoffs,
695         .set_max_frame_retries = ieee802154_set_max_frame_retries,
696         .set_lbt_mode = ieee802154_set_lbt_mode,
697         .set_ackreq_default = ieee802154_set_ackreq_default,
698         .trigger_scan = mac802154_trigger_scan,
699         .abort_scan = mac802154_abort_scan,
700         .send_beacons = mac802154_send_beacons,
701         .stop_beacons = mac802154_stop_beacons,
702         .associate = mac802154_associate,
703         .disassociate = mac802154_disassociate,
704 #ifdef CONFIG_IEEE802154_NL802154_EXPERIMENTAL
705         .get_llsec_table = ieee802154_get_llsec_table,
706         .lock_llsec_table = ieee802154_lock_llsec_table,
707         .unlock_llsec_table = ieee802154_unlock_llsec_table,
708         /* TODO above */
709         .set_llsec_params = ieee802154_set_llsec_params,
710         .get_llsec_params = ieee802154_get_llsec_params,
711         .add_llsec_key = ieee802154_add_llsec_key,
712         .del_llsec_key = ieee802154_del_llsec_key,
713         .add_seclevel = ieee802154_add_seclevel,
714         .del_seclevel = ieee802154_del_seclevel,
715         .add_device = ieee802154_add_device,
716         .del_device = ieee802154_del_device,
717         .add_devkey = ieee802154_add_devkey,
718         .del_devkey = ieee802154_del_devkey,
719 #endif /* CONFIG_IEEE802154_NL802154_EXPERIMENTAL */
720 };
721 

~ [ source navigation ] ~ [ diff markup ] ~ [ identifier search ] ~

kernel.org | git.kernel.org | LWN.net | Project Home | SVN repository | Mail admin

Linux® is a registered trademark of Linus Torvalds in the United States and other countries.
TOMOYO® is a registered trademark of NTT DATA CORPORATION.

sflogo.php