net/mac80211/driver-ops.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 /*
   3 * Portions of this file
   4 * Copyright(c) 2016 Intel Deutschland GmbH
   5 * Copyright (C) 2018 - 2019 Intel Corporation
   6 */
   7
   8 #ifndef __MAC80211_DRIVER_OPS
   9 #define __MAC80211_DRIVER_OPS
  10
  11 #include <net/mac80211.h>
  12 #include "ieee80211_i.h"
  13 #include "trace.h"
  14
  15 static inline bool check_sdata_in_driver(struct ieee80211_sub_if_data *sdata)
  16 {
  17         return !WARN(!(sdata->flags & IEEE80211_SDATA_IN_DRIVER),
  18                      "%s:  Failed check-sdata-in-driver check, flags: 0x%x\n",
  19                      sdata->dev ? sdata->dev->name : sdata->name, sdata->flags);
  20 }
  21
  22 static inline struct ieee80211_sub_if_data *
  23 get_bss_sdata(struct ieee80211_sub_if_data *sdata)
  24 {
  25         if (sdata->vif.type == NL80211_IFTYPE_AP_VLAN)
  26                 sdata = container_of(sdata->bss, struct ieee80211_sub_if_data,
  27                                      u.ap);
  28
  29         return sdata;
  30 }
  31
  32 static inline void drv_tx(struct ieee80211_local *local,
  33                           struct ieee80211_tx_control *control,
  34                           struct sk_buff *skb)
  35 {
  36         local->ops->tx(&local->hw, control, skb);
  37 }
  38
  39 static inline void drv_sync_rx_queues(struct ieee80211_local *local,
  40                                       struct sta_info *sta)
  41 {
  42         if (local->ops->sync_rx_queues) {
  43                 trace_drv_sync_rx_queues(local, sta->sdata, &sta->sta);
  44                 local->ops->sync_rx_queues(&local->hw);
  45                 trace_drv_return_void(local);
  46         }
  47 }
  48
  49 static inline void drv_get_et_strings(struct ieee80211_sub_if_data *sdata,
  50                                       u32 sset, u8 *data)
  51 {
  52         struct ieee80211_local *local = sdata->local;
  53         if (local->ops->get_et_strings) {
  54                 trace_drv_get_et_strings(local, sset);
  55                 local->ops->get_et_strings(&local->hw, &sdata->vif, sset, data);
  56                 trace_drv_return_void(local);
  57         }
  58 }
  59
  60 static inline void drv_get_et_stats(struct ieee80211_sub_if_data *sdata,
  61                                     struct ethtool_stats *stats,
  62                                     u64 *data)
  63 {
  64         struct ieee80211_local *local = sdata->local;
  65         if (local->ops->get_et_stats) {
  66                 trace_drv_get_et_stats(local);
  67                 local->ops->get_et_stats(&local->hw, &sdata->vif, stats, data);
  68                 trace_drv_return_void(local);
  69         }
  70 }
  71
  72 static inline int drv_get_et_sset_count(struct ieee80211_sub_if_data *sdata,
  73                                         int sset)
  74 {
  75         struct ieee80211_local *local = sdata->local;
  76         int rv = 0;
  77         if (local->ops->get_et_sset_count) {
  78                 trace_drv_get_et_sset_count(local, sset);
  79                 rv = local->ops->get_et_sset_count(&local->hw, &sdata->vif,
  80                                                    sset);
  81                 trace_drv_return_int(local, rv);
  82         }
  83         return rv;
  84 }
  85
  86 int drv_start(struct ieee80211_local *local);
  87 void drv_stop(struct ieee80211_local *local);
  88
  89 #ifdef CONFIG_PM
  90 static inline int drv_suspend(struct ieee80211_local *local,
  91                               struct cfg80211_wowlan *wowlan)
  92 {
  93         int ret;
  94
  95         might_sleep();
  96
  97         trace_drv_suspend(local);
  98         ret = local->ops->suspend(&local->hw, wowlan);
  99         trace_drv_return_int(local, ret);
 100         return ret;
 101 }
 102
 103 static inline int drv_resume(struct ieee80211_local *local)
 104 {
 105         int ret;
 106
 107         might_sleep();
 108
 109         trace_drv_resume(local);
 110         ret = local->ops->resume(&local->hw);
 111         trace_drv_return_int(local, ret);
 112         return ret;
 113 }
 114
 115 static inline void drv_set_wakeup(struct ieee80211_local *local,
 116                                   bool enabled)
 117 {
 118         might_sleep();
 119
 120         if (!local->ops->set_wakeup)
 121                 return;
 122
 123         trace_drv_set_wakeup(local, enabled);
 124         local->ops->set_wakeup(&local->hw, enabled);
 125         trace_drv_return_void(local);
 126 }
 127 #endif
 128
 129 int drv_add_interface(struct ieee80211_local *local,
 130                       struct ieee80211_sub_if_data *sdata);
 131
 132 int drv_change_interface(struct ieee80211_local *local,
 133                          struct ieee80211_sub_if_data *sdata,
 134                          enum nl80211_iftype type, bool p2p);
 135
 136 void drv_remove_interface(struct ieee80211_local *local,
 137                           struct ieee80211_sub_if_data *sdata);
 138
 139 static inline int drv_config(struct ieee80211_local *local, u32 changed)
 140 {
 141         int ret;
 142
 143         might_sleep();
 144
 145         trace_drv_config(local, changed);
 146         ret = local->ops->config(&local->hw, changed);
 147         trace_drv_return_int(local, ret);
 148         return ret;
 149 }
 150
 151 static inline void drv_bss_info_changed(struct ieee80211_local *local,
 152                                         struct ieee80211_sub_if_data *sdata,
 153                                         struct ieee80211_bss_conf *info,
 154                                         u32 changed)
 155 {
 156         might_sleep();
 157
 158         if (WARN_ON_ONCE(changed & (BSS_CHANGED_BEACON |
 159                                     BSS_CHANGED_BEACON_ENABLED) &&
 160                          sdata->vif.type != NL80211_IFTYPE_AP &&
 161                          sdata->vif.type != NL80211_IFTYPE_ADHOC &&
 162                          sdata->vif.type != NL80211_IFTYPE_MESH_POINT &&
 163                          sdata->vif.type != NL80211_IFTYPE_OCB))
 164                 return;
 165
 166         if (WARN_ON_ONCE(sdata->vif.type == NL80211_IFTYPE_P2P_DEVICE ||
 167                          sdata->vif.type == NL80211_IFTYPE_NAN ||
 168                          (sdata->vif.type == NL80211_IFTYPE_MONITOR &&
 169                           !sdata->vif.mu_mimo_owner &&
 170                           !(changed & BSS_CHANGED_TXPOWER))))
 171                 return;
 172
 173         if (!check_sdata_in_driver(sdata))
 174                 return;
 175
 176         trace_drv_bss_info_changed(local, sdata, info, changed);
 177         if (local->ops->bss_info_changed)
 178                 local->ops->bss_info_changed(&local->hw, &sdata->vif, info, changed);
 179         trace_drv_return_void(local);
 180 }
 181
 182 static inline u64 drv_prepare_multicast(struct ieee80211_local *local,
 183                                         struct netdev_hw_addr_list *mc_list)
 184 {
 185         u64 ret = 0;
 186
 187         trace_drv_prepare_multicast(local, mc_list->count);
 188
 189         if (local->ops->prepare_multicast)
 190                 ret = local->ops->prepare_multicast(&local->hw, mc_list);
 191
 192         trace_drv_return_u64(local, ret);
 193
 194         return ret;
 195 }
 196
 197 static inline void drv_configure_filter(struct ieee80211_local *local,
 198                                         unsigned int changed_flags,
 199                                         unsigned int *total_flags,
 200                                         u64 multicast)
 201 {
 202         might_sleep();
 203
 204         trace_drv_configure_filter(local, changed_flags, total_flags,
 205                                    multicast);
 206         local->ops->configure_filter(&local->hw, changed_flags, total_flags,
 207                                      multicast);
 208         trace_drv_return_void(local);
 209 }
 210
 211 static inline void drv_config_iface_filter(struct ieee80211_local *local,
 212                                            struct ieee80211_sub_if_data *sdata,
 213                                            unsigned int filter_flags,
 214                                            unsigned int changed_flags)
 215 {
 216         might_sleep();
 217
 218         trace_drv_config_iface_filter(local, sdata, filter_flags,
 219                                       changed_flags);
 220         if (local->ops->config_iface_filter)
 221                 local->ops->config_iface_filter(&local->hw, &sdata->vif,
 222                                                 filter_flags,
 223                                                 changed_flags);
 224         trace_drv_return_void(local);
 225 }
 226
 227 static inline int drv_set_tim(struct ieee80211_local *local,
 228                               struct ieee80211_sta *sta, bool set)
 229 {
 230         int ret = 0;
 231         trace_drv_set_tim(local, sta, set);
 232         if (local->ops->set_tim)
 233                 ret = local->ops->set_tim(&local->hw, sta, set);
 234         trace_drv_return_int(local, ret);
 235         return ret;
 236 }
 237
 238 static inline int drv_set_key(struct ieee80211_local *local,
 239                               enum set_key_cmd cmd,
 240                               struct ieee80211_sub_if_data *sdata,
 241                               struct ieee80211_sta *sta,
 242                               struct ieee80211_key_conf *key)
 243 {
 244         int ret;
 245
 246         might_sleep();
 247
 248         sdata = get_bss_sdata(sdata);
 249         if (!check_sdata_in_driver(sdata))
 250                 return -EIO;
 251
 252         trace_drv_set_key(local, cmd, sdata, sta, key);
 253         ret = local->ops->set_key(&local->hw, cmd, &sdata->vif, sta, key);
 254         trace_drv_return_int(local, ret);
 255         return ret;
 256 }
 257
 258 static inline void drv_update_tkip_key(struct ieee80211_local *local,
 259                                        struct ieee80211_sub_if_data *sdata,
 260                                        struct ieee80211_key_conf *conf,
 261                                        struct sta_info *sta, u32 iv32,
 262                                        u16 *phase1key)
 263 {
 264         struct ieee80211_sta *ista = NULL;
 265
 266         if (sta)
 267                 ista = &sta->sta;
 268
 269         sdata = get_bss_sdata(sdata);
 270         if (!check_sdata_in_driver(sdata))
 271                 return;
 272
 273         trace_drv_update_tkip_key(local, sdata, conf, ista, iv32);
 274         if (local->ops->update_tkip_key)
 275                 local->ops->update_tkip_key(&local->hw, &sdata->vif, conf,
 276                                             ista, iv32, phase1key);
 277         trace_drv_return_void(local);
 278 }
 279
 280 static inline int drv_hw_scan(struct ieee80211_local *local,
 281                               struct ieee80211_sub_if_data *sdata,
 282                               struct ieee80211_scan_request *req)
 283 {
 284         int ret;
 285
 286         might_sleep();
 287
 288         if (!check_sdata_in_driver(sdata))
 289                 return -EIO;
 290
 291         trace_drv_hw_scan(local, sdata);
 292         ret = local->ops->hw_scan(&local->hw, &sdata->vif, req);
 293         trace_drv_return_int(local, ret);
 294         return ret;
 295 }
 296
 297 static inline void drv_cancel_hw_scan(struct ieee80211_local *local,
 298                                       struct ieee80211_sub_if_data *sdata)
 299 {
 300         might_sleep();
 301
 302         if (!check_sdata_in_driver(sdata))
 303                 return;
 304
 305         trace_drv_cancel_hw_scan(local, sdata);
 306         local->ops->cancel_hw_scan(&local->hw, &sdata->vif);
 307         trace_drv_return_void(local);
 308 }
 309
 310 static inline int
 311 drv_sched_scan_start(struct ieee80211_local *local,
 312                      struct ieee80211_sub_if_data *sdata,
 313                      struct cfg80211_sched_scan_request *req,
 314                      struct ieee80211_scan_ies *ies)
 315 {
 316         int ret;
 317
 318         might_sleep();
 319
 320         if (!check_sdata_in_driver(sdata))
 321                 return -EIO;
 322
 323         trace_drv_sched_scan_start(local, sdata);
 324         ret = local->ops->sched_scan_start(&local->hw, &sdata->vif,
 325                                               req, ies);
 326         trace_drv_return_int(local, ret);
 327         return ret;
 328 }
 329
 330 static inline int drv_sched_scan_stop(struct ieee80211_local *local,
 331                                       struct ieee80211_sub_if_data *sdata)
 332 {
 333         int ret;
 334
 335         might_sleep();
 336
 337         if (!check_sdata_in_driver(sdata))
 338                 return -EIO;
 339
 340         trace_drv_sched_scan_stop(local, sdata);
 341         ret = local->ops->sched_scan_stop(&local->hw, &sdata->vif);
 342         trace_drv_return_int(local, ret);
 343
 344         return ret;
 345 }
 346
 347 static inline void drv_sw_scan_start(struct ieee80211_local *local,
 348                                      struct ieee80211_sub_if_data *sdata,
 349                                      const u8 *mac_addr)
 350 {
 351         might_sleep();
 352
 353         trace_drv_sw_scan_start(local, sdata, mac_addr);
 354         if (local->ops->sw_scan_start)
 355                 local->ops->sw_scan_start(&local->hw, &sdata->vif, mac_addr);
 356         trace_drv_return_void(local);
 357 }
 358
 359 static inline void drv_sw_scan_complete(struct ieee80211_local *local,
 360                                         struct ieee80211_sub_if_data *sdata)
 361 {
 362         might_sleep();
 363
 364         trace_drv_sw_scan_complete(local, sdata);
 365         if (local->ops->sw_scan_complete)
 366                 local->ops->sw_scan_complete(&local->hw, &sdata->vif);
 367         trace_drv_return_void(local);
 368 }
 369
 370 static inline int drv_get_stats(struct ieee80211_local *local,
 371                                 struct ieee80211_low_level_stats *stats)
 372 {
 373         int ret = -EOPNOTSUPP;
 374
 375         might_sleep();
 376
 377         if (local->ops->get_stats)
 378                 ret = local->ops->get_stats(&local->hw, stats);
 379         trace_drv_get_stats(local, stats, ret);
 380
 381         return ret;
 382 }
 383
 384 static inline void drv_get_key_seq(struct ieee80211_local *local,
 385                                    struct ieee80211_key *key,
 386                                    struct ieee80211_key_seq *seq)
 387 {
 388         if (local->ops->get_key_seq)
 389                 local->ops->get_key_seq(&local->hw, &key->conf, seq);
 390         trace_drv_get_key_seq(local, &key->conf);
 391 }
 392
 393 static inline int drv_set_frag_threshold(struct ieee80211_local *local,
 394                                         u32 value)
 395 {
 396         int ret = 0;
 397
 398         might_sleep();
 399
 400         trace_drv_set_frag_threshold(local, value);
 401         if (local->ops->set_frag_threshold)
 402                 ret = local->ops->set_frag_threshold(&local->hw, value);
 403         trace_drv_return_int(local, ret);
 404         return ret;
 405 }
 406
 407 static inline int drv_set_rts_threshold(struct ieee80211_local *local,
 408                                         u32 value)
 409 {
 410         int ret = 0;
 411
 412         might_sleep();
 413
 414         trace_drv_set_rts_threshold(local, value);
 415         if (local->ops->set_rts_threshold)
 416                 ret = local->ops->set_rts_threshold(&local->hw, value);
 417         trace_drv_return_int(local, ret);
 418         return ret;
 419 }
 420
 421 static inline int drv_set_coverage_class(struct ieee80211_local *local,
 422                                          s16 value)
 423 {
 424         int ret = 0;
 425         might_sleep();
 426
 427         trace_drv_set_coverage_class(local, value);
 428         if (local->ops->set_coverage_class)
 429                 local->ops->set_coverage_class(&local->hw, value);
 430         else
 431                 ret = -EOPNOTSUPP;
 432
 433         trace_drv_return_int(local, ret);
 434         return ret;
 435 }
 436
 437 static inline void drv_sta_notify(struct ieee80211_local *local,
 438                                   struct ieee80211_sub_if_data *sdata,
 439                                   enum sta_notify_cmd cmd,
 440                                   struct ieee80211_sta *sta)
 441 {
 442         sdata = get_bss_sdata(sdata);
 443         if (!check_sdata_in_driver(sdata))
 444                 return;
 445
 446         trace_drv_sta_notify(local, sdata, cmd, sta);
 447         if (local->ops->sta_notify)
 448                 local->ops->sta_notify(&local->hw, &sdata->vif, cmd, sta);
 449         trace_drv_return_void(local);
 450 }
 451
 452 static inline int drv_sta_add(struct ieee80211_local *local,
 453                               struct ieee80211_sub_if_data *sdata,
 454                               struct ieee80211_sta *sta)
 455 {
 456         int ret = 0;
 457
 458         might_sleep();
 459
 460         sdata = get_bss_sdata(sdata);
 461         if (!check_sdata_in_driver(sdata))
 462                 return -EIO;
 463
 464         trace_drv_sta_add(local, sdata, sta);
 465         if (local->ops->sta_add)
 466                 ret = local->ops->sta_add(&local->hw, &sdata->vif, sta);
 467
 468         trace_drv_return_int(local, ret);
 469
 470         return ret;
 471 }
 472
 473 static inline void drv_sta_remove(struct ieee80211_local *local,
 474                                   struct ieee80211_sub_if_data *sdata,
 475                                   struct ieee80211_sta *sta)
 476 {
 477         might_sleep();
 478
 479         sdata = get_bss_sdata(sdata);
 480         if (!check_sdata_in_driver(sdata))
 481                 return;
 482
 483         trace_drv_sta_remove(local, sdata, sta);
 484         if (local->ops->sta_remove)
 485                 local->ops->sta_remove(&local->hw, &sdata->vif, sta);
 486
 487         trace_drv_return_void(local);
 488 }
 489
 490 #ifdef CONFIG_MAC80211_DEBUGFS
 491 static inline void drv_sta_add_debugfs(struct ieee80211_local *local,
 492                                        struct ieee80211_sub_if_data *sdata,
 493                                        struct ieee80211_sta *sta,
 494                                        struct dentry *dir)
 495 {
 496         might_sleep();
 497
 498         sdata = get_bss_sdata(sdata);
 499         if (!check_sdata_in_driver(sdata))
 500                 return;
 501
 502         if (local->ops->sta_add_debugfs)
 503                 local->ops->sta_add_debugfs(&local->hw, &sdata->vif,
 504                                             sta, dir);
 505 }
 506 #endif
 507
 508 static inline void drv_sta_pre_rcu_remove(struct ieee80211_local *local,
 509                                           struct ieee80211_sub_if_data *sdata,
 510                                           struct sta_info *sta)
 511 {
 512         might_sleep();
 513
 514         sdata = get_bss_sdata(sdata);
 515         if (!check_sdata_in_driver(sdata))
 516                 return;
 517
 518         trace_drv_sta_pre_rcu_remove(local, sdata, &sta->sta);
 519         if (local->ops->sta_pre_rcu_remove)
 520                 local->ops->sta_pre_rcu_remove(&local->hw, &sdata->vif,
 521                                                &sta->sta);
 522         trace_drv_return_void(local);
 523 }
 524
 525 __must_check
 526 int drv_sta_state(struct ieee80211_local *local,
 527                   struct ieee80211_sub_if_data *sdata,
 528                   struct sta_info *sta,
 529                   enum ieee80211_sta_state old_state,
 530                   enum ieee80211_sta_state new_state);
 531
 532 __must_check
 533 int drv_sta_set_txpwr(struct ieee80211_local *local,
 534                       struct ieee80211_sub_if_data *sdata,
 535                       struct sta_info *sta);
 536
 537 void drv_sta_rc_update(struct ieee80211_local *local,
 538                        struct ieee80211_sub_if_data *sdata,
 539                        struct ieee80211_sta *sta, u32 changed);
 540
 541 static inline void drv_sta_rate_tbl_update(struct ieee80211_local *local,
 542                                            struct ieee80211_sub_if_data *sdata,
 543                                            struct ieee80211_sta *sta)
 544 {
 545         sdata = get_bss_sdata(sdata);
 546         if (!check_sdata_in_driver(sdata))
 547                 return;
 548
 549         trace_drv_sta_rate_tbl_update(local, sdata, sta);
 550         if (local->ops->sta_rate_tbl_update)
 551                 local->ops->sta_rate_tbl_update(&local->hw, &sdata->vif, sta);
 552
 553         trace_drv_return_void(local);
 554 }
 555
 556 static inline void drv_sta_statistics(struct ieee80211_local *local,
 557                                       struct ieee80211_sub_if_data *sdata,
 558                                       struct ieee80211_sta *sta,
 559                                       struct station_info *sinfo)
 560 {
 561         sdata = get_bss_sdata(sdata);
 562         if (!check_sdata_in_driver(sdata))
 563                 return;
 564
 565         trace_drv_sta_statistics(local, sdata, sta);
 566         if (local->ops->sta_statistics)
 567                 local->ops->sta_statistics(&local->hw, &sdata->vif, sta, sinfo);
 568         trace_drv_return_void(local);
 569 }
 570
 571 int drv_conf_tx(struct ieee80211_local *local,
 572                 struct ieee80211_sub_if_data *sdata, u16 ac,
 573                 const struct ieee80211_tx_queue_params *params);
 574
 575 u64 drv_get_tsf(struct ieee80211_local *local,
 576                 struct ieee80211_sub_if_data *sdata);
 577 void drv_set_tsf(struct ieee80211_local *local,
 578                  struct ieee80211_sub_if_data *sdata,
 579                  u64 tsf);
 580 void drv_offset_tsf(struct ieee80211_local *local,
 581                     struct ieee80211_sub_if_data *sdata,
 582                     s64 offset);
 583 void drv_reset_tsf(struct ieee80211_local *local,
 584                    struct ieee80211_sub_if_data *sdata);
 585
 586 static inline int drv_tx_last_beacon(struct ieee80211_local *local)
 587 {
 588         int ret = 0; /* default unsupported op for less congestion */
 589
 590         might_sleep();
 591
 592         trace_drv_tx_last_beacon(local);
 593         if (local->ops->tx_last_beacon)
 594                 ret = local->ops->tx_last_beacon(&local->hw);
 595         trace_drv_return_int(local, ret);
 596         return ret;
 597 }
 598
 599 int drv_ampdu_action(struct ieee80211_local *local,
 600                      struct ieee80211_sub_if_data *sdata,
 601                      struct ieee80211_ampdu_params *params);
 602
 603 static inline int drv_get_survey(struct ieee80211_local *local, int idx,
 604                                 struct survey_info *survey)
 605 {
 606         int ret = -EOPNOTSUPP;
 607
 608         trace_drv_get_survey(local, idx, survey);
 609
 610         if (local->ops->get_survey)
 611                 ret = local->ops->get_survey(&local->hw, idx, survey);
 612
 613         trace_drv_return_int(local, ret);
 614
 615         return ret;
 616 }
 617
 618 static inline void drv_rfkill_poll(struct ieee80211_local *local)
 619 {
 620         might_sleep();
 621
 622         if (local->ops->rfkill_poll)
 623                 local->ops->rfkill_poll(&local->hw);
 624 }
 625
 626 static inline void drv_flush(struct ieee80211_local *local,
 627                              struct ieee80211_sub_if_data *sdata,
 628                              u32 queues, bool drop)
 629 {
 630         struct ieee80211_vif *vif = sdata ? &sdata->vif : NULL;
 631
 632         might_sleep();
 633
 634         if (sdata && !check_sdata_in_driver(sdata))
 635                 return;
 636
 637         trace_drv_flush(local, queues, drop);
 638         if (local->ops->flush)
 639                 local->ops->flush(&local->hw, vif, queues, drop);
 640         trace_drv_return_void(local);
 641 }
 642
 643 static inline void drv_channel_switch(struct ieee80211_local *local,
 644                                       struct ieee80211_sub_if_data *sdata,
 645                                       struct ieee80211_channel_switch *ch_switch)
 646 {
 647         might_sleep();
 648
 649         trace_drv_channel_switch(local, sdata, ch_switch);
 650         local->ops->channel_switch(&local->hw, &sdata->vif, ch_switch);
 651         trace_drv_return_void(local);
 652 }
 653
 654
 655 static inline int drv_set_antenna(struct ieee80211_local *local,
 656                                   u32 tx_ant, u32 rx_ant)
 657 {
 658         int ret = -EOPNOTSUPP;
 659         might_sleep();
 660         if (local->ops->set_antenna)
 661                 ret = local->ops->set_antenna(&local->hw, tx_ant, rx_ant);
 662         trace_drv_set_antenna(local, tx_ant, rx_ant, ret);
 663         return ret;
 664 }
 665
 666 static inline int drv_get_antenna(struct ieee80211_local *local,
 667                                   u32 *tx_ant, u32 *rx_ant)
 668 {
 669         int ret = -EOPNOTSUPP;
 670         might_sleep();
 671         if (local->ops->get_antenna)
 672                 ret = local->ops->get_antenna(&local->hw, tx_ant, rx_ant);
 673         trace_drv_get_antenna(local, *tx_ant, *rx_ant, ret);
 674         return ret;
 675 }
 676
 677 static inline int drv_remain_on_channel(struct ieee80211_local *local,
 678                                         struct ieee80211_sub_if_data *sdata,
 679                                         struct ieee80211_channel *chan,
 680                                         unsigned int duration,
 681                                         enum ieee80211_roc_type type)
 682 {
 683         int ret;
 684
 685         might_sleep();
 686
 687         trace_drv_remain_on_channel(local, sdata, chan, duration, type);
 688         ret = local->ops->remain_on_channel(&local->hw, &sdata->vif,
 689                                             chan, duration, type);
 690         trace_drv_return_int(local, ret);
 691
 692         return ret;
 693 }
 694
 695 static inline int drv_cancel_remain_on_channel(struct ieee80211_local *local)
 696 {
 697         int ret;
 698
 699         might_sleep();
 700
 701         trace_drv_cancel_remain_on_channel(local);
 702         ret = local->ops->cancel_remain_on_channel(&local->hw);
 703         trace_drv_return_int(local, ret);
 704
 705         return ret;
 706 }
 707
 708 static inline int drv_set_ringparam(struct ieee80211_local *local,
 709                                     u32 tx, u32 rx)
 710 {
 711         int ret = -ENOTSUPP;
 712
 713         might_sleep();
 714
 715         trace_drv_set_ringparam(local, tx, rx);
 716         if (local->ops->set_ringparam)
 717                 ret = local->ops->set_ringparam(&local->hw, tx, rx);
 718         trace_drv_return_int(local, ret);
 719
 720         return ret;
 721 }
 722
 723 static inline void drv_get_ringparam(struct ieee80211_local *local,
 724                                      u32 *tx, u32 *tx_max, u32 *rx, u32 *rx_max)
 725 {
 726         might_sleep();
 727
 728         trace_drv_get_ringparam(local, tx, tx_max, rx, rx_max);
 729         if (local->ops->get_ringparam)
 730                 local->ops->get_ringparam(&local->hw, tx, tx_max, rx, rx_max);
 731         trace_drv_return_void(local);
 732 }
 733
 734 static inline bool drv_tx_frames_pending(struct ieee80211_local *local)
 735 {
 736         bool ret = false;
 737
 738         might_sleep();
 739
 740         trace_drv_tx_frames_pending(local);
 741         if (local->ops->tx_frames_pending)
 742                 ret = local->ops->tx_frames_pending(&local->hw);
 743         trace_drv_return_bool(local, ret);
 744
 745         return ret;
 746 }
 747
 748 static inline int drv_set_bitrate_mask(struct ieee80211_local *local,
 749                                        struct ieee80211_sub_if_data *sdata,
 750                                        const struct cfg80211_bitrate_mask *mask)
 751 {
 752         int ret = -EOPNOTSUPP;
 753
 754         might_sleep();
 755
 756         if (!check_sdata_in_driver(sdata))
 757                 return -EIO;
 758
 759         trace_drv_set_bitrate_mask(local, sdata, mask);
 760         if (local->ops->set_bitrate_mask)
 761                 ret = local->ops->set_bitrate_mask(&local->hw,
 762                                                    &sdata->vif, mask);
 763         trace_drv_return_int(local, ret);
 764
 765         return ret;
 766 }
 767
 768 static inline void drv_set_rekey_data(struct ieee80211_local *local,
 769                                       struct ieee80211_sub_if_data *sdata,
 770                                       struct cfg80211_gtk_rekey_data *data)
 771 {
 772         if (!check_sdata_in_driver(sdata))
 773                 return;
 774
 775         trace_drv_set_rekey_data(local, sdata, data);
 776         if (local->ops->set_rekey_data)
 777                 local->ops->set_rekey_data(&local->hw, &sdata->vif, data);
 778         trace_drv_return_void(local);
 779 }
 780
 781 static inline void drv_event_callback(struct ieee80211_local *local,
 782                                       struct ieee80211_sub_if_data *sdata,
 783                                       const struct ieee80211_event *event)
 784 {
 785         trace_drv_event_callback(local, sdata, event);
 786         if (local->ops->event_callback)
 787                 local->ops->event_callback(&local->hw, &sdata->vif, event);
 788         trace_drv_return_void(local);
 789 }
 790
 791 static inline void
 792 drv_release_buffered_frames(struct ieee80211_local *local,
 793                             struct sta_info *sta, u16 tids, int num_frames,
 794                             enum ieee80211_frame_release_type reason,
 795                             bool more_data)
 796 {
 797         trace_drv_release_buffered_frames(local, &sta->sta, tids, num_frames,
 798                                           reason, more_data);
 799         if (local->ops->release_buffered_frames)
 800                 local->ops->release_buffered_frames(&local->hw, &sta->sta, tids,
 801                                                     num_frames, reason,
 802                                                     more_data);
 803         trace_drv_return_void(local);
 804 }
 805
 806 static inline void
 807 drv_allow_buffered_frames(struct ieee80211_local *local,
 808                           struct sta_info *sta, u16 tids, int num_frames,
 809                           enum ieee80211_frame_release_type reason,
 810                           bool more_data)
 811 {
 812         trace_drv_allow_buffered_frames(local, &sta->sta, tids, num_frames,
 813                                         reason, more_data);
 814         if (local->ops->allow_buffered_frames)
 815                 local->ops->allow_buffered_frames(&local->hw, &sta->sta,
 816                                                   tids, num_frames, reason,
 817                                                   more_data);
 818         trace_drv_return_void(local);
 819 }
 820
 821 static inline void drv_mgd_prepare_tx(struct ieee80211_local *local,
 822                                       struct ieee80211_sub_if_data *sdata,
 823                                       u16 duration)
 824 {
 825         might_sleep();
 826
 827         if (!check_sdata_in_driver(sdata))
 828                 return;
 829         WARN_ON_ONCE(sdata->vif.type != NL80211_IFTYPE_STATION);
 830
 831         trace_drv_mgd_prepare_tx(local, sdata, duration);
 832         if (local->ops->mgd_prepare_tx)
 833                 local->ops->mgd_prepare_tx(&local->hw, &sdata->vif, duration);
 834         trace_drv_return_void(local);
 835 }
 836
 837 static inline void
 838 drv_mgd_protect_tdls_discover(struct ieee80211_local *local,
 839                               struct ieee80211_sub_if_data *sdata)
 840 {
 841         might_sleep();
 842
 843         if (!check_sdata_in_driver(sdata))
 844                 return;
 845         WARN_ON_ONCE(sdata->vif.type != NL80211_IFTYPE_STATION);
 846
 847         trace_drv_mgd_protect_tdls_discover(local, sdata);
 848         if (local->ops->mgd_protect_tdls_discover)
 849                 local->ops->mgd_protect_tdls_discover(&local->hw, &sdata->vif);
 850         trace_drv_return_void(local);
 851 }
 852
 853 static inline int drv_add_chanctx(struct ieee80211_local *local,
 854                                   struct ieee80211_chanctx *ctx)
 855 {
 856         int ret = -EOPNOTSUPP;
 857
 858         might_sleep();
 859
 860         trace_drv_add_chanctx(local, ctx);
 861         if (local->ops->add_chanctx)
 862                 ret = local->ops->add_chanctx(&local->hw, &ctx->conf);
 863         trace_drv_return_int(local, ret);
 864         if (!ret)
 865                 ctx->driver_present = true;
 866
 867         return ret;
 868 }
 869
 870 static inline void drv_remove_chanctx(struct ieee80211_local *local,
 871                                       struct ieee80211_chanctx *ctx)
 872 {
 873         might_sleep();
 874
 875         if (WARN_ON(!ctx->driver_present))
 876                 return;
 877
 878         trace_drv_remove_chanctx(local, ctx);
 879         if (local->ops->remove_chanctx)
 880                 local->ops->remove_chanctx(&local->hw, &ctx->conf);
 881         trace_drv_return_void(local);
 882         ctx->driver_present = false;
 883 }
 884
 885 static inline void drv_change_chanctx(struct ieee80211_local *local,
 886                                       struct ieee80211_chanctx *ctx,
 887                                       u32 changed)
 888 {
 889         might_sleep();
 890
 891         trace_drv_change_chanctx(local, ctx, changed);
 892         if (local->ops->change_chanctx) {
 893                 WARN_ON_ONCE(!ctx->driver_present);
 894                 local->ops->change_chanctx(&local->hw, &ctx->conf, changed);
 895         }
 896         trace_drv_return_void(local);
 897 }
 898
 899 static inline int drv_assign_vif_chanctx(struct ieee80211_local *local,
 900                                          struct ieee80211_sub_if_data *sdata,
 901                                          struct ieee80211_chanctx *ctx)
 902 {
 903         int ret = 0;
 904
 905         if (!check_sdata_in_driver(sdata))
 906                 return -EIO;
 907
 908         trace_drv_assign_vif_chanctx(local, sdata, ctx);
 909         if (local->ops->assign_vif_chanctx) {
 910                 WARN_ON_ONCE(!ctx->driver_present);
 911                 ret = local->ops->assign_vif_chanctx(&local->hw,
 912                                                      &sdata->vif,
 913                                                      &ctx->conf);
 914         }
 915         trace_drv_return_int(local, ret);
 916
 917         return ret;
 918 }
 919
 920 static inline void drv_unassign_vif_chanctx(struct ieee80211_local *local,
 921                                             struct ieee80211_sub_if_data *sdata,
 922                                             struct ieee80211_chanctx *ctx)
 923 {
 924         might_sleep();
 925
 926         if (!check_sdata_in_driver(sdata))
 927                 return;
 928
 929         trace_drv_unassign_vif_chanctx(local, sdata, ctx);
 930         if (local->ops->unassign_vif_chanctx) {
 931                 WARN_ON_ONCE(!ctx->driver_present);
 932                 local->ops->unassign_vif_chanctx(&local->hw,
 933                                                  &sdata->vif,
 934                                                  &ctx->conf);
 935         }
 936         trace_drv_return_void(local);
 937 }
 938
 939 int drv_switch_vif_chanctx(struct ieee80211_local *local,
 940                            struct ieee80211_vif_chanctx_switch *vifs,
 941                            int n_vifs, enum ieee80211_chanctx_switch_mode mode);
 942
 943 static inline int drv_start_ap(struct ieee80211_local *local,
 944                                struct ieee80211_sub_if_data *sdata)
 945 {
 946         int ret = 0;
 947
 948         might_sleep();
 949
 950         if (!check_sdata_in_driver(sdata))
 951                 return -EIO;
 952
 953         trace_drv_start_ap(local, sdata, &sdata->vif.bss_conf);
 954         if (local->ops->start_ap)
 955                 ret = local->ops->start_ap(&local->hw, &sdata->vif);
 956         trace_drv_return_int(local, ret);
 957         return ret;
 958 }
 959
 960 static inline void drv_stop_ap(struct ieee80211_local *local,
 961                                struct ieee80211_sub_if_data *sdata)
 962 {
 963         if (!check_sdata_in_driver(sdata))
 964                 return;
 965
 966         trace_drv_stop_ap(local, sdata);
 967         if (local->ops->stop_ap)
 968                 local->ops->stop_ap(&local->hw, &sdata->vif);
 969         trace_drv_return_void(local);
 970 }
 971
 972 static inline void
 973 drv_reconfig_complete(struct ieee80211_local *local,
 974                       enum ieee80211_reconfig_type reconfig_type)
 975 {
 976         might_sleep();
 977
 978         trace_drv_reconfig_complete(local, reconfig_type);
 979         if (local->ops->reconfig_complete)
 980                 local->ops->reconfig_complete(&local->hw, reconfig_type);
 981         trace_drv_return_void(local);
 982 }
 983
 984 static inline void
 985 drv_set_default_unicast_key(struct ieee80211_local *local,
 986                             struct ieee80211_sub_if_data *sdata,
 987                             int key_idx)
 988 {
 989         if (!check_sdata_in_driver(sdata))
 990                 return;
 991
 992         WARN_ON_ONCE(key_idx < -1 || key_idx > 3);
 993
 994         trace_drv_set_default_unicast_key(local, sdata, key_idx);
 995         if (local->ops->set_default_unicast_key)
 996                 local->ops->set_default_unicast_key(&local->hw, &sdata->vif,
 997                                                     key_idx);
 998         trace_drv_return_void(local);
 999 }
1000
1001 #if IS_ENABLED(CONFIG_IPV6)
1002 static inline void drv_ipv6_addr_change(struct ieee80211_local *local,
1003                                         struct ieee80211_sub_if_data *sdata,
1004                                         struct inet6_dev *idev)
1005 {
1006         trace_drv_ipv6_addr_change(local, sdata);
1007         if (local->ops->ipv6_addr_change)
1008                 local->ops->ipv6_addr_change(&local->hw, &sdata->vif, idev);
1009         trace_drv_return_void(local);
1010 }
1011 #endif
1012
1013 static inline void
1014 drv_channel_switch_beacon(struct ieee80211_sub_if_data *sdata,
1015                           struct cfg80211_chan_def *chandef)
1016 {
1017         struct ieee80211_local *local = sdata->local;
1018
1019         if (local->ops->channel_switch_beacon) {
1020                 trace_drv_channel_switch_beacon(local, sdata, chandef);
1021                 local->ops->channel_switch_beacon(&local->hw, &sdata->vif,
1022                                                   chandef);
1023         }
1024 }
1025
1026 static inline int
1027 drv_pre_channel_switch(struct ieee80211_sub_if_data *sdata,
1028                        struct ieee80211_channel_switch *ch_switch)
1029 {
1030         struct ieee80211_local *local = sdata->local;
1031         int ret = 0;
1032
1033         if (!check_sdata_in_driver(sdata))
1034                 return -EIO;
1035
1036         trace_drv_pre_channel_switch(local, sdata, ch_switch);
1037         if (local->ops->pre_channel_switch)
1038                 ret = local->ops->pre_channel_switch(&local->hw, &sdata->vif,
1039                                                      ch_switch);
1040         trace_drv_return_int(local, ret);
1041         return ret;
1042 }
1043
1044 static inline int
1045 drv_post_channel_switch(struct ieee80211_sub_if_data *sdata)
1046 {
1047         struct ieee80211_local *local = sdata->local;
1048         int ret = 0;
1049
1050         if (!check_sdata_in_driver(sdata))
1051                 return -EIO;
1052
1053         trace_drv_post_channel_switch(local, sdata);
1054         if (local->ops->post_channel_switch)
1055                 ret = local->ops->post_channel_switch(&local->hw, &sdata->vif);
1056         trace_drv_return_int(local, ret);
1057         return ret;
1058 }
1059
1060 static inline void
1061 drv_abort_channel_switch(struct ieee80211_sub_if_data *sdata)
1062 {
1063         struct ieee80211_local *local = sdata->local;
1064
1065         if (!check_sdata_in_driver(sdata))
1066                 return;
1067
1068         trace_drv_abort_channel_switch(local, sdata);
1069
1070         if (local->ops->abort_channel_switch)
1071                 local->ops->abort_channel_switch(&local->hw, &sdata->vif);
1072 }
1073
1074 static inline void
1075 drv_channel_switch_rx_beacon(struct ieee80211_sub_if_data *sdata,
1076                              struct ieee80211_channel_switch *ch_switch)
1077 {
1078         struct ieee80211_local *local = sdata->local;
1079
1080         if (!check_sdata_in_driver(sdata))
1081                 return;
1082
1083         trace_drv_channel_switch_rx_beacon(local, sdata, ch_switch);
1084         if (local->ops->channel_switch_rx_beacon)
1085                 local->ops->channel_switch_rx_beacon(&local->hw, &sdata->vif,
1086                                                      ch_switch);
1087 }
1088
1089 static inline int drv_join_ibss(struct ieee80211_local *local,
1090                                 struct ieee80211_sub_if_data *sdata)
1091 {
1092         int ret = 0;
1093
1094         might_sleep();
1095         if (!check_sdata_in_driver(sdata))
1096                 return -EIO;
1097
1098         trace_drv_join_ibss(local, sdata, &sdata->vif.bss_conf);
1099         if (local->ops->join_ibss)
1100                 ret = local->ops->join_ibss(&local->hw, &sdata->vif);
1101         trace_drv_return_int(local, ret);
1102         return ret;
1103 }
1104
1105 static inline void drv_leave_ibss(struct ieee80211_local *local,
1106                                   struct ieee80211_sub_if_data *sdata)
1107 {
1108         might_sleep();
1109         if (!check_sdata_in_driver(sdata))
1110                 return;
1111
1112         trace_drv_leave_ibss(local, sdata);
1113         if (local->ops->leave_ibss)
1114                 local->ops->leave_ibss(&local->hw, &sdata->vif);
1115         trace_drv_return_void(local);
1116 }
1117
1118 static inline u32 drv_get_expected_throughput(struct ieee80211_local *local,
1119                                               struct sta_info *sta)
1120 {
1121         u32 ret = 0;
1122
1123         trace_drv_get_expected_throughput(&sta->sta);
1124         if (local->ops->get_expected_throughput && sta->uploaded)
1125                 ret = local->ops->get_expected_throughput(&local->hw, &sta->sta);
1126         trace_drv_return_u32(local, ret);
1127
1128         return ret;
1129 }
1130
1131 static inline int drv_get_txpower(struct ieee80211_local *local,
1132                                   struct ieee80211_sub_if_data *sdata, int *dbm)
1133 {
1134         int ret;
1135
1136         if (!local->ops->get_txpower)
1137                 return -EOPNOTSUPP;
1138
1139         ret = local->ops->get_txpower(&local->hw, &sdata->vif, dbm);
1140         trace_drv_get_txpower(local, sdata, *dbm, ret);
1141
1142         return ret;
1143 }
1144
1145 static inline int
1146 drv_tdls_channel_switch(struct ieee80211_local *local,
1147                         struct ieee80211_sub_if_data *sdata,
1148                         struct ieee80211_sta *sta, u8 oper_class,
1149                         struct cfg80211_chan_def *chandef,
1150                         struct sk_buff *tmpl_skb, u32 ch_sw_tm_ie)
1151 {
1152         int ret;
1153
1154         might_sleep();
1155         if (!check_sdata_in_driver(sdata))
1156                 return -EIO;
1157
1158         if (!local->ops->tdls_channel_switch)
1159                 return -EOPNOTSUPP;
1160
1161         trace_drv_tdls_channel_switch(local, sdata, sta, oper_class, chandef);
1162         ret = local->ops->tdls_channel_switch(&local->hw, &sdata->vif, sta,
1163                                               oper_class, chandef, tmpl_skb,
1164                                               ch_sw_tm_ie);
1165         trace_drv_return_int(local, ret);
1166         return ret;
1167 }
1168
1169 static inline void
1170 drv_tdls_cancel_channel_switch(struct ieee80211_local *local,
1171                                struct ieee80211_sub_if_data *sdata,
1172                                struct ieee80211_sta *sta)
1173 {
1174         might_sleep();
1175         if (!check_sdata_in_driver(sdata))
1176                 return;
1177
1178         if (!local->ops->tdls_cancel_channel_switch)
1179                 return;
1180
1181         trace_drv_tdls_cancel_channel_switch(local, sdata, sta);
1182         local->ops->tdls_cancel_channel_switch(&local->hw, &sdata->vif, sta);
1183         trace_drv_return_void(local);
1184 }
1185
1186 static inline void
1187 drv_tdls_recv_channel_switch(struct ieee80211_local *local,
1188                              struct ieee80211_sub_if_data *sdata,
1189                              struct ieee80211_tdls_ch_sw_params *params)
1190 {
1191         trace_drv_tdls_recv_channel_switch(local, sdata, params);
1192         if (local->ops->tdls_recv_channel_switch)
1193                 local->ops->tdls_recv_channel_switch(&local->hw, &sdata->vif,
1194                                                      params);
1195         trace_drv_return_void(local);
1196 }
1197
1198 static inline void drv_wake_tx_queue(struct ieee80211_local *local,
1199                                      struct txq_info *txq)
1200 {
1201         struct ieee80211_sub_if_data *sdata = vif_to_sdata(txq->txq.vif);
1202
1203         if (local->in_reconfig)
1204                 return;
1205
1206         if (!check_sdata_in_driver(sdata))
1207                 return;
1208
1209         trace_drv_wake_tx_queue(local, sdata, txq);
1210         local->ops->wake_tx_queue(&local->hw, &txq->txq);
1211 }
1212
1213 static inline void schedule_and_wake_txq(struct ieee80211_local *local,
1214                                          struct txq_info *txqi)
1215 {
1216         ieee80211_schedule_txq(&local->hw, &txqi->txq);
1217         drv_wake_tx_queue(local, txqi);
1218 }
1219
1220 static inline int drv_can_aggregate_in_amsdu(struct ieee80211_local *local,
1221                                              struct sk_buff *head,
1222                                              struct sk_buff *skb)
1223 {
1224         if (!local->ops->can_aggregate_in_amsdu)
1225                 return true;
1226
1227         return local->ops->can_aggregate_in_amsdu(&local->hw, head, skb);
1228 }
1229
1230 static inline int
1231 drv_get_ftm_responder_stats(struct ieee80211_local *local,
1232                             struct ieee80211_sub_if_data *sdata,
1233                             struct cfg80211_ftm_responder_stats *ftm_stats)
1234 {
1235         u32 ret = -EOPNOTSUPP;
1236
1237         if (local->ops->get_ftm_responder_stats)
1238                 ret = local->ops->get_ftm_responder_stats(&local->hw,
1239                                                          &sdata->vif,
1240                                                          ftm_stats);
1241         trace_drv_get_ftm_responder_stats(local, sdata, ftm_stats);
1242
1243         return ret;
1244 }
1245
1246 static inline int drv_start_pmsr(struct ieee80211_local *local,
1247                                  struct ieee80211_sub_if_data *sdata,
1248                                  struct cfg80211_pmsr_request *request)
1249 {
1250         int ret = -EOPNOTSUPP;
1251
1252         might_sleep();
1253         if (!check_sdata_in_driver(sdata))
1254                 return -EIO;
1255
1256         trace_drv_start_pmsr(local, sdata);
1257
1258         if (local->ops->start_pmsr)
1259                 ret = local->ops->start_pmsr(&local->hw, &sdata->vif, request);
1260         trace_drv_return_int(local, ret);
1261
1262         return ret;
1263 }
1264
1265 static inline void drv_abort_pmsr(struct ieee80211_local *local,
1266                                   struct ieee80211_sub_if_data *sdata,
1267                                   struct cfg80211_pmsr_request *request)
1268 {
1269         trace_drv_abort_pmsr(local, sdata);
1270
1271         might_sleep();
1272         if (!check_sdata_in_driver(sdata))
1273                 return;
1274
1275         if (local->ops->abort_pmsr)
1276                 local->ops->abort_pmsr(&local->hw, &sdata->vif, request);
1277         trace_drv_return_void(local);
1278 }
1279
1280 static inline int drv_start_nan(struct ieee80211_local *local,
1281                                 struct ieee80211_sub_if_data *sdata,
1282                                 struct cfg80211_nan_conf *conf)
1283 {
1284         int ret;
1285
1286         might_sleep();
1287         check_sdata_in_driver(sdata);
1288
1289         trace_drv_start_nan(local, sdata, conf);
1290         ret = local->ops->start_nan(&local->hw, &sdata->vif, conf);
1291         trace_drv_return_int(local, ret);
1292         return ret;
1293 }
1294
1295 static inline void drv_stop_nan(struct ieee80211_local *local,
1296                                 struct ieee80211_sub_if_data *sdata)
1297 {
1298         might_sleep();
1299         check_sdata_in_driver(sdata);
1300
1301         trace_drv_stop_nan(local, sdata);
1302         local->ops->stop_nan(&local->hw, &sdata->vif);
1303         trace_drv_return_void(local);
1304 }
1305
1306 static inline int drv_nan_change_conf(struct ieee80211_local *local,
1307                                        struct ieee80211_sub_if_data *sdata,
1308                                        struct cfg80211_nan_conf *conf,
1309                                        u32 changes)
1310 {
1311         int ret;
1312
1313         might_sleep();
1314         check_sdata_in_driver(sdata);
1315
1316         if (!local->ops->nan_change_conf)
1317                 return -EOPNOTSUPP;
1318
1319         trace_drv_nan_change_conf(local, sdata, conf, changes);
1320         ret = local->ops->nan_change_conf(&local->hw, &sdata->vif, conf,
1321                                           changes);
1322         trace_drv_return_int(local, ret);
1323
1324         return ret;
1325 }
1326
1327 static inline int drv_add_nan_func(struct ieee80211_local *local,
1328                                    struct ieee80211_sub_if_data *sdata,
1329                                    const struct cfg80211_nan_func *nan_func)
1330 {
1331         int ret;
1332
1333         might_sleep();
1334         check_sdata_in_driver(sdata);
1335
1336         if (!local->ops->add_nan_func)
1337                 return -EOPNOTSUPP;
1338
1339         trace_drv_add_nan_func(local, sdata, nan_func);
1340         ret = local->ops->add_nan_func(&local->hw, &sdata->vif, nan_func);
1341         trace_drv_return_int(local, ret);
1342
1343         return ret;
1344 }
1345
1346 static inline void drv_del_nan_func(struct ieee80211_local *local,
1347                                    struct ieee80211_sub_if_data *sdata,
1348                                    u8 instance_id)
1349 {
1350         might_sleep();
1351         check_sdata_in_driver(sdata);
1352
1353         trace_drv_del_nan_func(local, sdata, instance_id);
1354         if (local->ops->del_nan_func)
1355                 local->ops->del_nan_func(&local->hw, &sdata->vif, instance_id);
1356         trace_drv_return_void(local);
1357 }
1358
1359 #endif /* __MAC80211_DRIVER_OPS */