net/mac80211/driver-ops.h

   1 #ifndef __MAC80211_DRIVER_OPS
   2 #define __MAC80211_DRIVER_OPS
   3
   4 #include <net/mac80211.h>
   5 #include "ieee80211_i.h"
   6 #include "trace.h"
   7
   8 static inline bool check_sdata_in_driver(struct ieee80211_sub_if_data *sdata)
   9 {
  10         return !WARN(!(sdata->flags & IEEE80211_SDATA_IN_DRIVER),
  11                      "%s:  Failed check-sdata-in-driver check, flags: 0x%x\n",
  12                      sdata->dev ? sdata->dev->name : sdata->name, sdata->flags);
  13 }
  14
  15 static inline struct ieee80211_sub_if_data *
  16 get_bss_sdata(struct ieee80211_sub_if_data *sdata)
  17 {
  18         if (sdata->vif.type == NL80211_IFTYPE_AP_VLAN)
  19                 sdata = container_of(sdata->bss, struct ieee80211_sub_if_data,
  20                                      u.ap);
  21
  22         return sdata;
  23 }
  24
  25 static inline void drv_tx(struct ieee80211_local *local,
  26                           struct ieee80211_tx_control *control,
  27                           struct sk_buff *skb)
  28 {
  29         local->ops->tx(&local->hw, control, skb);
  30 }
  31
  32 static inline void drv_get_et_strings(struct ieee80211_sub_if_data *sdata,
  33                                       u32 sset, u8 *data)
  34 {
  35         struct ieee80211_local *local = sdata->local;
  36         if (local->ops->get_et_strings) {
  37                 trace_drv_get_et_strings(local, sset);
  38                 local->ops->get_et_strings(&local->hw, &sdata->vif, sset, data);
  39                 trace_drv_return_void(local);
  40         }
  41 }
  42
  43 static inline void drv_get_et_stats(struct ieee80211_sub_if_data *sdata,
  44                                     struct ethtool_stats *stats,
  45                                     u64 *data)
  46 {
  47         struct ieee80211_local *local = sdata->local;
  48         if (local->ops->get_et_stats) {
  49                 trace_drv_get_et_stats(local);
  50                 local->ops->get_et_stats(&local->hw, &sdata->vif, stats, data);
  51                 trace_drv_return_void(local);
  52         }
  53 }
  54
  55 static inline int drv_get_et_sset_count(struct ieee80211_sub_if_data *sdata,
  56                                         int sset)
  57 {
  58         struct ieee80211_local *local = sdata->local;
  59         int rv = 0;
  60         if (local->ops->get_et_sset_count) {
  61                 trace_drv_get_et_sset_count(local, sset);
  62                 rv = local->ops->get_et_sset_count(&local->hw, &sdata->vif,
  63                                                    sset);
  64                 trace_drv_return_int(local, rv);
  65         }
  66         return rv;
  67 }
  68
  69 static inline int drv_start(struct ieee80211_local *local)
  70 {
  71         int ret;
  72
  73         might_sleep();
  74
  75         trace_drv_start(local);
  76         local->started = true;
  77         smp_mb();
  78         ret = local->ops->start(&local->hw);
  79         trace_drv_return_int(local, ret);
  80         return ret;
  81 }
  82
  83 static inline void drv_stop(struct ieee80211_local *local)
  84 {
  85         might_sleep();
  86
  87         trace_drv_stop(local);
  88         local->ops->stop(&local->hw);
  89         trace_drv_return_void(local);
  90
  91         /* sync away all work on the tasklet before clearing started */
  92         tasklet_disable(&local->tasklet);
  93         tasklet_enable(&local->tasklet);
  94
  95         barrier();
  96
  97         local->started = false;
  98 }
  99
 100 #ifdef CONFIG_PM
 101 static inline int drv_suspend(struct ieee80211_local *local,
 102                               struct cfg80211_wowlan *wowlan)
 103 {
 104         int ret;
 105
 106         might_sleep();
 107
 108         trace_drv_suspend(local);
 109         ret = local->ops->suspend(&local->hw, wowlan);
 110         trace_drv_return_int(local, ret);
 111         return ret;
 112 }
 113
 114 static inline int drv_resume(struct ieee80211_local *local)
 115 {
 116         int ret;
 117
 118         might_sleep();
 119
 120         trace_drv_resume(local);
 121         ret = local->ops->resume(&local->hw);
 122         trace_drv_return_int(local, ret);
 123         return ret;
 124 }
 125
 126 static inline void drv_set_wakeup(struct ieee80211_local *local,
 127                                   bool enabled)
 128 {
 129         might_sleep();
 130
 131         if (!local->ops->set_wakeup)
 132                 return;
 133
 134         trace_drv_set_wakeup(local, enabled);
 135         local->ops->set_wakeup(&local->hw, enabled);
 136         trace_drv_return_void(local);
 137 }
 138 #endif
 139
 140 static inline int drv_add_interface(struct ieee80211_local *local,
 141                                     struct ieee80211_sub_if_data *sdata)
 142 {
 143         int ret;
 144
 145         might_sleep();
 146
 147         if (WARN_ON(sdata->vif.type == NL80211_IFTYPE_AP_VLAN ||
 148                     (sdata->vif.type == NL80211_IFTYPE_MONITOR &&
 149                      !(local->hw.flags & IEEE80211_HW_WANT_MONITOR_VIF) &&
 150                      !(sdata->u.mntr_flags & MONITOR_FLAG_ACTIVE))))
 151                 return -EINVAL;
 152
 153         trace_drv_add_interface(local, sdata);
 154         ret = local->ops->add_interface(&local->hw, &sdata->vif);
 155         trace_drv_return_int(local, ret);
 156
 157         if (ret == 0)
 158                 sdata->flags |= IEEE80211_SDATA_IN_DRIVER;
 159
 160         return ret;
 161 }
 162
 163 static inline int drv_change_interface(struct ieee80211_local *local,
 164                                        struct ieee80211_sub_if_data *sdata,
 165                                        enum nl80211_iftype type, bool p2p)
 166 {
 167         int ret;
 168
 169         might_sleep();
 170
 171         if (!check_sdata_in_driver(sdata))
 172                 return -EIO;
 173
 174         trace_drv_change_interface(local, sdata, type, p2p);
 175         ret = local->ops->change_interface(&local->hw, &sdata->vif, type, p2p);
 176         trace_drv_return_int(local, ret);
 177         return ret;
 178 }
 179
 180 static inline void drv_remove_interface(struct ieee80211_local *local,
 181                                         struct ieee80211_sub_if_data *sdata)
 182 {
 183         might_sleep();
 184
 185         if (!check_sdata_in_driver(sdata))
 186                 return;
 187
 188         trace_drv_remove_interface(local, sdata);
 189         local->ops->remove_interface(&local->hw, &sdata->vif);
 190         sdata->flags &= ~IEEE80211_SDATA_IN_DRIVER;
 191         trace_drv_return_void(local);
 192 }
 193
 194 static inline int drv_config(struct ieee80211_local *local, u32 changed)
 195 {
 196         int ret;
 197
 198         might_sleep();
 199
 200         trace_drv_config(local, changed);
 201         ret = local->ops->config(&local->hw, changed);
 202         trace_drv_return_int(local, ret);
 203         return ret;
 204 }
 205
 206 static inline void drv_bss_info_changed(struct ieee80211_local *local,
 207                                         struct ieee80211_sub_if_data *sdata,
 208                                         struct ieee80211_bss_conf *info,
 209                                         u32 changed)
 210 {
 211         might_sleep();
 212
 213         if (WARN_ON_ONCE(changed & (BSS_CHANGED_BEACON |
 214                                     BSS_CHANGED_BEACON_ENABLED) &&
 215                          sdata->vif.type != NL80211_IFTYPE_AP &&
 216                          sdata->vif.type != NL80211_IFTYPE_ADHOC &&
 217                          sdata->vif.type != NL80211_IFTYPE_MESH_POINT &&
 218                          sdata->vif.type != NL80211_IFTYPE_OCB))
 219                 return;
 220
 221         if (WARN_ON_ONCE(sdata->vif.type == NL80211_IFTYPE_P2P_DEVICE ||
 222                          sdata->vif.type == NL80211_IFTYPE_MONITOR))
 223                 return;
 224
 225         if (!check_sdata_in_driver(sdata))
 226                 return;
 227
 228         trace_drv_bss_info_changed(local, sdata, info, changed);
 229         if (local->ops->bss_info_changed)
 230                 local->ops->bss_info_changed(&local->hw, &sdata->vif, info, changed);
 231         trace_drv_return_void(local);
 232 }
 233
 234 static inline u64 drv_prepare_multicast(struct ieee80211_local *local,
 235                                         struct netdev_hw_addr_list *mc_list)
 236 {
 237         u64 ret = 0;
 238
 239         trace_drv_prepare_multicast(local, mc_list->count);
 240
 241         if (local->ops->prepare_multicast)
 242                 ret = local->ops->prepare_multicast(&local->hw, mc_list);
 243
 244         trace_drv_return_u64(local, ret);
 245
 246         return ret;
 247 }
 248
 249 static inline void drv_configure_filter(struct ieee80211_local *local,
 250                                         unsigned int changed_flags,
 251                                         unsigned int *total_flags,
 252                                         u64 multicast)
 253 {
 254         might_sleep();
 255
 256         trace_drv_configure_filter(local, changed_flags, total_flags,
 257                                    multicast);
 258         local->ops->configure_filter(&local->hw, changed_flags, total_flags,
 259                                      multicast);
 260         trace_drv_return_void(local);
 261 }
 262
 263 static inline int drv_set_tim(struct ieee80211_local *local,
 264                               struct ieee80211_sta *sta, bool set)
 265 {
 266         int ret = 0;
 267         trace_drv_set_tim(local, sta, set);
 268         if (local->ops->set_tim)
 269                 ret = local->ops->set_tim(&local->hw, sta, set);
 270         trace_drv_return_int(local, ret);
 271         return ret;
 272 }
 273
 274 static inline int drv_set_key(struct ieee80211_local *local,
 275                               enum set_key_cmd cmd,
 276                               struct ieee80211_sub_if_data *sdata,
 277                               struct ieee80211_sta *sta,
 278                               struct ieee80211_key_conf *key)
 279 {
 280         int ret;
 281
 282         might_sleep();
 283
 284         sdata = get_bss_sdata(sdata);
 285         if (!check_sdata_in_driver(sdata))
 286                 return -EIO;
 287
 288         trace_drv_set_key(local, cmd, sdata, sta, key);
 289         ret = local->ops->set_key(&local->hw, cmd, &sdata->vif, sta, key);
 290         trace_drv_return_int(local, ret);
 291         return ret;
 292 }
 293
 294 static inline void drv_update_tkip_key(struct ieee80211_local *local,
 295                                        struct ieee80211_sub_if_data *sdata,
 296                                        struct ieee80211_key_conf *conf,
 297                                        struct sta_info *sta, u32 iv32,
 298                                        u16 *phase1key)
 299 {
 300         struct ieee80211_sta *ista = NULL;
 301
 302         if (sta)
 303                 ista = &sta->sta;
 304
 305         sdata = get_bss_sdata(sdata);
 306         if (!check_sdata_in_driver(sdata))
 307                 return;
 308
 309         trace_drv_update_tkip_key(local, sdata, conf, ista, iv32);
 310         if (local->ops->update_tkip_key)
 311                 local->ops->update_tkip_key(&local->hw, &sdata->vif, conf,
 312                                             ista, iv32, phase1key);
 313         trace_drv_return_void(local);
 314 }
 315
 316 static inline int drv_hw_scan(struct ieee80211_local *local,
 317                               struct ieee80211_sub_if_data *sdata,
 318                               struct ieee80211_scan_request *req)
 319 {
 320         int ret;
 321
 322         might_sleep();
 323
 324         if (!check_sdata_in_driver(sdata))
 325                 return -EIO;
 326
 327         trace_drv_hw_scan(local, sdata);
 328         ret = local->ops->hw_scan(&local->hw, &sdata->vif, req);
 329         trace_drv_return_int(local, ret);
 330         return ret;
 331 }
 332
 333 static inline void drv_cancel_hw_scan(struct ieee80211_local *local,
 334                                       struct ieee80211_sub_if_data *sdata)
 335 {
 336         might_sleep();
 337
 338         if (!check_sdata_in_driver(sdata))
 339                 return;
 340
 341         trace_drv_cancel_hw_scan(local, sdata);
 342         local->ops->cancel_hw_scan(&local->hw, &sdata->vif);
 343         trace_drv_return_void(local);
 344 }
 345
 346 static inline int
 347 drv_sched_scan_start(struct ieee80211_local *local,
 348                      struct ieee80211_sub_if_data *sdata,
 349                      struct cfg80211_sched_scan_request *req,
 350                      struct ieee80211_scan_ies *ies)
 351 {
 352         int ret;
 353
 354         might_sleep();
 355
 356         if (!check_sdata_in_driver(sdata))
 357                 return -EIO;
 358
 359         trace_drv_sched_scan_start(local, sdata);
 360         ret = local->ops->sched_scan_start(&local->hw, &sdata->vif,
 361                                               req, ies);
 362         trace_drv_return_int(local, ret);
 363         return ret;
 364 }
 365
 366 static inline int drv_sched_scan_stop(struct ieee80211_local *local,
 367                                       struct ieee80211_sub_if_data *sdata)
 368 {
 369         int ret;
 370
 371         might_sleep();
 372
 373         if (!check_sdata_in_driver(sdata))
 374                 return -EIO;
 375
 376         trace_drv_sched_scan_stop(local, sdata);
 377         ret = local->ops->sched_scan_stop(&local->hw, &sdata->vif);
 378         trace_drv_return_int(local, ret);
 379
 380         return ret;
 381 }
 382
 383 static inline void drv_sw_scan_start(struct ieee80211_local *local,
 384                                      struct ieee80211_sub_if_data *sdata,
 385                                      const u8 *mac_addr)
 386 {
 387         might_sleep();
 388
 389         trace_drv_sw_scan_start(local, sdata, mac_addr);
 390         if (local->ops->sw_scan_start)
 391                 local->ops->sw_scan_start(&local->hw, &sdata->vif, mac_addr);
 392         trace_drv_return_void(local);
 393 }
 394
 395 static inline void drv_sw_scan_complete(struct ieee80211_local *local,
 396                                         struct ieee80211_sub_if_data *sdata)
 397 {
 398         might_sleep();
 399
 400         trace_drv_sw_scan_complete(local, sdata);
 401         if (local->ops->sw_scan_complete)
 402                 local->ops->sw_scan_complete(&local->hw, &sdata->vif);
 403         trace_drv_return_void(local);
 404 }
 405
 406 static inline int drv_get_stats(struct ieee80211_local *local,
 407                                 struct ieee80211_low_level_stats *stats)
 408 {
 409         int ret = -EOPNOTSUPP;
 410
 411         might_sleep();
 412
 413         if (local->ops->get_stats)
 414                 ret = local->ops->get_stats(&local->hw, stats);
 415         trace_drv_get_stats(local, stats, ret);
 416
 417         return ret;
 418 }
 419
 420 static inline void drv_get_tkip_seq(struct ieee80211_local *local,
 421                                     u8 hw_key_idx, u32 *iv32, u16 *iv16)
 422 {
 423         if (local->ops->get_tkip_seq)
 424                 local->ops->get_tkip_seq(&local->hw, hw_key_idx, iv32, iv16);
 425         trace_drv_get_tkip_seq(local, hw_key_idx, iv32, iv16);
 426 }
 427
 428 static inline int drv_set_frag_threshold(struct ieee80211_local *local,
 429                                         u32 value)
 430 {
 431         int ret = 0;
 432
 433         might_sleep();
 434
 435         trace_drv_set_frag_threshold(local, value);
 436         if (local->ops->set_frag_threshold)
 437                 ret = local->ops->set_frag_threshold(&local->hw, value);
 438         trace_drv_return_int(local, ret);
 439         return ret;
 440 }
 441
 442 static inline int drv_set_rts_threshold(struct ieee80211_local *local,
 443                                         u32 value)
 444 {
 445         int ret = 0;
 446
 447         might_sleep();
 448
 449         trace_drv_set_rts_threshold(local, value);
 450         if (local->ops->set_rts_threshold)
 451                 ret = local->ops->set_rts_threshold(&local->hw, value);
 452         trace_drv_return_int(local, ret);
 453         return ret;
 454 }
 455
 456 static inline int drv_set_coverage_class(struct ieee80211_local *local,
 457                                          s16 value)
 458 {
 459         int ret = 0;
 460         might_sleep();
 461
 462         trace_drv_set_coverage_class(local, value);
 463         if (local->ops->set_coverage_class)
 464                 local->ops->set_coverage_class(&local->hw, value);
 465         else
 466                 ret = -EOPNOTSUPP;
 467
 468         trace_drv_return_int(local, ret);
 469         return ret;
 470 }
 471
 472 static inline void drv_sta_notify(struct ieee80211_local *local,
 473                                   struct ieee80211_sub_if_data *sdata,
 474                                   enum sta_notify_cmd cmd,
 475                                   struct ieee80211_sta *sta)
 476 {
 477         sdata = get_bss_sdata(sdata);
 478         if (!check_sdata_in_driver(sdata))
 479                 return;
 480
 481         trace_drv_sta_notify(local, sdata, cmd, sta);
 482         if (local->ops->sta_notify)
 483                 local->ops->sta_notify(&local->hw, &sdata->vif, cmd, sta);
 484         trace_drv_return_void(local);
 485 }
 486
 487 static inline int drv_sta_add(struct ieee80211_local *local,
 488                               struct ieee80211_sub_if_data *sdata,
 489                               struct ieee80211_sta *sta)
 490 {
 491         int ret = 0;
 492
 493         might_sleep();
 494
 495         sdata = get_bss_sdata(sdata);
 496         if (!check_sdata_in_driver(sdata))
 497                 return -EIO;
 498
 499         trace_drv_sta_add(local, sdata, sta);
 500         if (local->ops->sta_add)
 501                 ret = local->ops->sta_add(&local->hw, &sdata->vif, sta);
 502
 503         trace_drv_return_int(local, ret);
 504
 505         return ret;
 506 }
 507
 508 static inline void drv_sta_remove(struct ieee80211_local *local,
 509                                   struct ieee80211_sub_if_data *sdata,
 510                                   struct ieee80211_sta *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_remove(local, sdata, sta);
 519         if (local->ops->sta_remove)
 520                 local->ops->sta_remove(&local->hw, &sdata->vif, sta);
 521
 522         trace_drv_return_void(local);
 523 }
 524
 525 #ifdef CONFIG_MAC80211_DEBUGFS
 526 static inline void drv_sta_add_debugfs(struct ieee80211_local *local,
 527                                        struct ieee80211_sub_if_data *sdata,
 528                                        struct ieee80211_sta *sta,
 529                                        struct dentry *dir)
 530 {
 531         might_sleep();
 532
 533         sdata = get_bss_sdata(sdata);
 534         if (!check_sdata_in_driver(sdata))
 535                 return;
 536
 537         if (local->ops->sta_add_debugfs)
 538                 local->ops->sta_add_debugfs(&local->hw, &sdata->vif,
 539                                             sta, dir);
 540 }
 541
 542 static inline void drv_sta_remove_debugfs(struct ieee80211_local *local,
 543                                           struct ieee80211_sub_if_data *sdata,
 544                                           struct ieee80211_sta *sta,
 545                                           struct dentry *dir)
 546 {
 547         might_sleep();
 548
 549         sdata = get_bss_sdata(sdata);
 550         check_sdata_in_driver(sdata);
 551
 552         if (local->ops->sta_remove_debugfs)
 553                 local->ops->sta_remove_debugfs(&local->hw, &sdata->vif,
 554                                                sta, dir);
 555 }
 556 #endif
 557
 558 static inline void drv_sta_pre_rcu_remove(struct ieee80211_local *local,
 559                                           struct ieee80211_sub_if_data *sdata,
 560                                           struct sta_info *sta)
 561 {
 562         might_sleep();
 563
 564         sdata = get_bss_sdata(sdata);
 565         if (!check_sdata_in_driver(sdata))
 566                 return;
 567
 568         trace_drv_sta_pre_rcu_remove(local, sdata, &sta->sta);
 569         if (local->ops->sta_pre_rcu_remove)
 570                 local->ops->sta_pre_rcu_remove(&local->hw, &sdata->vif,
 571                                                &sta->sta);
 572         trace_drv_return_void(local);
 573 }
 574
 575 static inline __must_check
 576 int drv_sta_state(struct ieee80211_local *local,
 577                   struct ieee80211_sub_if_data *sdata,
 578                   struct sta_info *sta,
 579                   enum ieee80211_sta_state old_state,
 580                   enum ieee80211_sta_state new_state)
 581 {
 582         int ret = 0;
 583
 584         might_sleep();
 585
 586         sdata = get_bss_sdata(sdata);
 587         if (!check_sdata_in_driver(sdata))
 588                 return -EIO;
 589
 590         trace_drv_sta_state(local, sdata, &sta->sta, old_state, new_state);
 591         if (local->ops->sta_state) {
 592                 ret = local->ops->sta_state(&local->hw, &sdata->vif, &sta->sta,
 593                                             old_state, new_state);
 594         } else if (old_state == IEEE80211_STA_AUTH &&
 595                    new_state == IEEE80211_STA_ASSOC) {
 596                 ret = drv_sta_add(local, sdata, &sta->sta);
 597                 if (ret == 0)
 598                         sta->uploaded = true;
 599         } else if (old_state == IEEE80211_STA_ASSOC &&
 600                    new_state == IEEE80211_STA_AUTH) {
 601                 drv_sta_remove(local, sdata, &sta->sta);
 602         }
 603         trace_drv_return_int(local, ret);
 604         return ret;
 605 }
 606
 607 static inline void drv_sta_rc_update(struct ieee80211_local *local,
 608                                      struct ieee80211_sub_if_data *sdata,
 609                                      struct ieee80211_sta *sta, u32 changed)
 610 {
 611         sdata = get_bss_sdata(sdata);
 612         if (!check_sdata_in_driver(sdata))
 613                 return;
 614
 615         WARN_ON(changed & IEEE80211_RC_SUPP_RATES_CHANGED &&
 616                 (sdata->vif.type != NL80211_IFTYPE_ADHOC &&
 617                  sdata->vif.type != NL80211_IFTYPE_MESH_POINT));
 618
 619         trace_drv_sta_rc_update(local, sdata, sta, changed);
 620         if (local->ops->sta_rc_update)
 621                 local->ops->sta_rc_update(&local->hw, &sdata->vif,
 622                                           sta, changed);
 623
 624         trace_drv_return_void(local);
 625 }
 626
 627 static inline void drv_sta_rate_tbl_update(struct ieee80211_local *local,
 628                                            struct ieee80211_sub_if_data *sdata,
 629                                            struct ieee80211_sta *sta)
 630 {
 631         sdata = get_bss_sdata(sdata);
 632         if (!check_sdata_in_driver(sdata))
 633                 return;
 634
 635         trace_drv_sta_rate_tbl_update(local, sdata, sta);
 636         if (local->ops->sta_rate_tbl_update)
 637                 local->ops->sta_rate_tbl_update(&local->hw, &sdata->vif, sta);
 638
 639         trace_drv_return_void(local);
 640 }
 641
 642 static inline void drv_sta_statistics(struct ieee80211_local *local,
 643                                       struct ieee80211_sub_if_data *sdata,
 644                                       struct ieee80211_sta *sta,
 645                                       struct station_info *sinfo)
 646 {
 647         sdata = get_bss_sdata(sdata);
 648         if (!check_sdata_in_driver(sdata))
 649                 return;
 650
 651         trace_drv_sta_statistics(local, sdata, sta);
 652         if (local->ops->sta_statistics)
 653                 local->ops->sta_statistics(&local->hw, &sdata->vif, sta, sinfo);
 654         trace_drv_return_void(local);
 655 }
 656
 657 static inline int drv_conf_tx(struct ieee80211_local *local,
 658                               struct ieee80211_sub_if_data *sdata, u16 ac,
 659                               const struct ieee80211_tx_queue_params *params)
 660 {
 661         int ret = -EOPNOTSUPP;
 662
 663         might_sleep();
 664
 665         if (!check_sdata_in_driver(sdata))
 666                 return -EIO;
 667
 668         if (WARN_ONCE(params->cw_min == 0 ||
 669                       params->cw_min > params->cw_max,
 670                       "%s: invalid CW_min/CW_max: %d/%d\n",
 671                       sdata->name, params->cw_min, params->cw_max))
 672                 return -EINVAL;
 673
 674         trace_drv_conf_tx(local, sdata, ac, params);
 675         if (local->ops->conf_tx)
 676                 ret = local->ops->conf_tx(&local->hw, &sdata->vif,
 677                                           ac, params);
 678         trace_drv_return_int(local, ret);
 679         return ret;
 680 }
 681
 682 static inline u64 drv_get_tsf(struct ieee80211_local *local,
 683                               struct ieee80211_sub_if_data *sdata)
 684 {
 685         u64 ret = -1ULL;
 686
 687         might_sleep();
 688
 689         if (!check_sdata_in_driver(sdata))
 690                 return ret;
 691
 692         trace_drv_get_tsf(local, sdata);
 693         if (local->ops->get_tsf)
 694                 ret = local->ops->get_tsf(&local->hw, &sdata->vif);
 695         trace_drv_return_u64(local, ret);
 696         return ret;
 697 }
 698
 699 static inline void drv_set_tsf(struct ieee80211_local *local,
 700                                struct ieee80211_sub_if_data *sdata,
 701                                u64 tsf)
 702 {
 703         might_sleep();
 704
 705         if (!check_sdata_in_driver(sdata))
 706                 return;
 707
 708         trace_drv_set_tsf(local, sdata, tsf);
 709         if (local->ops->set_tsf)
 710                 local->ops->set_tsf(&local->hw, &sdata->vif, tsf);
 711         trace_drv_return_void(local);
 712 }
 713
 714 static inline void drv_reset_tsf(struct ieee80211_local *local,
 715                                  struct ieee80211_sub_if_data *sdata)
 716 {
 717         might_sleep();
 718
 719         if (!check_sdata_in_driver(sdata))
 720                 return;
 721
 722         trace_drv_reset_tsf(local, sdata);
 723         if (local->ops->reset_tsf)
 724                 local->ops->reset_tsf(&local->hw, &sdata->vif);
 725         trace_drv_return_void(local);
 726 }
 727
 728 static inline int drv_tx_last_beacon(struct ieee80211_local *local)
 729 {
 730         int ret = 0; /* default unsupported op for less congestion */
 731
 732         might_sleep();
 733
 734         trace_drv_tx_last_beacon(local);
 735         if (local->ops->tx_last_beacon)
 736                 ret = local->ops->tx_last_beacon(&local->hw);
 737         trace_drv_return_int(local, ret);
 738         return ret;
 739 }
 740
 741 static inline int drv_ampdu_action(struct ieee80211_local *local,
 742                                    struct ieee80211_sub_if_data *sdata,
 743                                    enum ieee80211_ampdu_mlme_action action,
 744                                    struct ieee80211_sta *sta, u16 tid,
 745                                    u16 *ssn, u8 buf_size)
 746 {
 747         int ret = -EOPNOTSUPP;
 748
 749         might_sleep();
 750
 751         sdata = get_bss_sdata(sdata);
 752         if (!check_sdata_in_driver(sdata))
 753                 return -EIO;
 754
 755         trace_drv_ampdu_action(local, sdata, action, sta, tid, ssn, buf_size);
 756
 757         if (local->ops->ampdu_action)
 758                 ret = local->ops->ampdu_action(&local->hw, &sdata->vif, action,
 759                                                sta, tid, ssn, buf_size);
 760
 761         trace_drv_return_int(local, ret);
 762
 763         return ret;
 764 }
 765
 766 static inline int drv_get_survey(struct ieee80211_local *local, int idx,
 767                                 struct survey_info *survey)
 768 {
 769         int ret = -EOPNOTSUPP;
 770
 771         trace_drv_get_survey(local, idx, survey);
 772
 773         if (local->ops->get_survey)
 774                 ret = local->ops->get_survey(&local->hw, idx, survey);
 775
 776         trace_drv_return_int(local, ret);
 777
 778         return ret;
 779 }
 780
 781 static inline void drv_rfkill_poll(struct ieee80211_local *local)
 782 {
 783         might_sleep();
 784
 785         if (local->ops->rfkill_poll)
 786                 local->ops->rfkill_poll(&local->hw);
 787 }
 788
 789 static inline void drv_flush(struct ieee80211_local *local,
 790                              struct ieee80211_sub_if_data *sdata,
 791                              u32 queues, bool drop)
 792 {
 793         struct ieee80211_vif *vif = sdata ? &sdata->vif : NULL;
 794
 795         might_sleep();
 796
 797         if (sdata && !check_sdata_in_driver(sdata))
 798                 return;
 799
 800         trace_drv_flush(local, queues, drop);
 801         if (local->ops->flush)
 802                 local->ops->flush(&local->hw, vif, queues, drop);
 803         trace_drv_return_void(local);
 804 }
 805
 806 static inline void drv_channel_switch(struct ieee80211_local *local,
 807                                       struct ieee80211_sub_if_data *sdata,
 808                                       struct ieee80211_channel_switch *ch_switch)
 809 {
 810         might_sleep();
 811
 812         trace_drv_channel_switch(local, sdata, ch_switch);
 813         local->ops->channel_switch(&local->hw, &sdata->vif, ch_switch);
 814         trace_drv_return_void(local);
 815 }
 816
 817
 818 static inline int drv_set_antenna(struct ieee80211_local *local,
 819                                   u32 tx_ant, u32 rx_ant)
 820 {
 821         int ret = -EOPNOTSUPP;
 822         might_sleep();
 823         if (local->ops->set_antenna)
 824                 ret = local->ops->set_antenna(&local->hw, tx_ant, rx_ant);
 825         trace_drv_set_antenna(local, tx_ant, rx_ant, ret);
 826         return ret;
 827 }
 828
 829 static inline int drv_get_antenna(struct ieee80211_local *local,
 830                                   u32 *tx_ant, u32 *rx_ant)
 831 {
 832         int ret = -EOPNOTSUPP;
 833         might_sleep();
 834         if (local->ops->get_antenna)
 835                 ret = local->ops->get_antenna(&local->hw, tx_ant, rx_ant);
 836         trace_drv_get_antenna(local, *tx_ant, *rx_ant, ret);
 837         return ret;
 838 }
 839
 840 static inline int drv_remain_on_channel(struct ieee80211_local *local,
 841                                         struct ieee80211_sub_if_data *sdata,
 842                                         struct ieee80211_channel *chan,
 843                                         unsigned int duration,
 844                                         enum ieee80211_roc_type type)
 845 {
 846         int ret;
 847
 848         might_sleep();
 849
 850         trace_drv_remain_on_channel(local, sdata, chan, duration, type);
 851         ret = local->ops->remain_on_channel(&local->hw, &sdata->vif,
 852                                             chan, duration, type);
 853         trace_drv_return_int(local, ret);
 854
 855         return ret;
 856 }
 857
 858 static inline int drv_cancel_remain_on_channel(struct ieee80211_local *local)
 859 {
 860         int ret;
 861
 862         might_sleep();
 863
 864         trace_drv_cancel_remain_on_channel(local);
 865         ret = local->ops->cancel_remain_on_channel(&local->hw);
 866         trace_drv_return_int(local, ret);
 867
 868         return ret;
 869 }
 870
 871 static inline int drv_set_ringparam(struct ieee80211_local *local,
 872                                     u32 tx, u32 rx)
 873 {
 874         int ret = -ENOTSUPP;
 875
 876         might_sleep();
 877
 878         trace_drv_set_ringparam(local, tx, rx);
 879         if (local->ops->set_ringparam)
 880                 ret = local->ops->set_ringparam(&local->hw, tx, rx);
 881         trace_drv_return_int(local, ret);
 882
 883         return ret;
 884 }
 885
 886 static inline void drv_get_ringparam(struct ieee80211_local *local,
 887                                      u32 *tx, u32 *tx_max, u32 *rx, u32 *rx_max)
 888 {
 889         might_sleep();
 890
 891         trace_drv_get_ringparam(local, tx, tx_max, rx, rx_max);
 892         if (local->ops->get_ringparam)
 893                 local->ops->get_ringparam(&local->hw, tx, tx_max, rx, rx_max);
 894         trace_drv_return_void(local);
 895 }
 896
 897 static inline bool drv_tx_frames_pending(struct ieee80211_local *local)
 898 {
 899         bool ret = false;
 900
 901         might_sleep();
 902
 903         trace_drv_tx_frames_pending(local);
 904         if (local->ops->tx_frames_pending)
 905                 ret = local->ops->tx_frames_pending(&local->hw);
 906         trace_drv_return_bool(local, ret);
 907
 908         return ret;
 909 }
 910
 911 static inline int drv_set_bitrate_mask(struct ieee80211_local *local,
 912                                        struct ieee80211_sub_if_data *sdata,
 913                                        const struct cfg80211_bitrate_mask *mask)
 914 {
 915         int ret = -EOPNOTSUPP;
 916
 917         might_sleep();
 918
 919         if (!check_sdata_in_driver(sdata))
 920                 return -EIO;
 921
 922         trace_drv_set_bitrate_mask(local, sdata, mask);
 923         if (local->ops->set_bitrate_mask)
 924                 ret = local->ops->set_bitrate_mask(&local->hw,
 925                                                    &sdata->vif, mask);
 926         trace_drv_return_int(local, ret);
 927
 928         return ret;
 929 }
 930
 931 static inline void drv_set_rekey_data(struct ieee80211_local *local,
 932                                       struct ieee80211_sub_if_data *sdata,
 933                                       struct cfg80211_gtk_rekey_data *data)
 934 {
 935         if (!check_sdata_in_driver(sdata))
 936                 return;
 937
 938         trace_drv_set_rekey_data(local, sdata, data);
 939         if (local->ops->set_rekey_data)
 940                 local->ops->set_rekey_data(&local->hw, &sdata->vif, data);
 941         trace_drv_return_void(local);
 942 }
 943
 944 static inline void drv_rssi_callback(struct ieee80211_local *local,
 945                                      struct ieee80211_sub_if_data *sdata,
 946                                      const enum ieee80211_rssi_event event)
 947 {
 948         trace_drv_rssi_callback(local, sdata, event);
 949         if (local->ops->rssi_callback)
 950                 local->ops->rssi_callback(&local->hw, &sdata->vif, event);
 951         trace_drv_return_void(local);
 952 }
 953
 954 static inline void
 955 drv_release_buffered_frames(struct ieee80211_local *local,
 956                             struct sta_info *sta, u16 tids, int num_frames,
 957                             enum ieee80211_frame_release_type reason,
 958                             bool more_data)
 959 {
 960         trace_drv_release_buffered_frames(local, &sta->sta, tids, num_frames,
 961                                           reason, more_data);
 962         if (local->ops->release_buffered_frames)
 963                 local->ops->release_buffered_frames(&local->hw, &sta->sta, tids,
 964                                                     num_frames, reason,
 965                                                     more_data);
 966         trace_drv_return_void(local);
 967 }
 968
 969 static inline void
 970 drv_allow_buffered_frames(struct ieee80211_local *local,
 971                           struct sta_info *sta, u16 tids, int num_frames,
 972                           enum ieee80211_frame_release_type reason,
 973                           bool more_data)
 974 {
 975         trace_drv_allow_buffered_frames(local, &sta->sta, tids, num_frames,
 976                                         reason, more_data);
 977         if (local->ops->allow_buffered_frames)
 978                 local->ops->allow_buffered_frames(&local->hw, &sta->sta,
 979                                                   tids, num_frames, reason,
 980                                                   more_data);
 981         trace_drv_return_void(local);
 982 }
 983
 984 static inline void drv_mgd_prepare_tx(struct ieee80211_local *local,
 985                                       struct ieee80211_sub_if_data *sdata)
 986 {
 987         might_sleep();
 988
 989         if (!check_sdata_in_driver(sdata))
 990                 return;
 991         WARN_ON_ONCE(sdata->vif.type != NL80211_IFTYPE_STATION);
 992
 993         trace_drv_mgd_prepare_tx(local, sdata);
 994         if (local->ops->mgd_prepare_tx)
 995                 local->ops->mgd_prepare_tx(&local->hw, &sdata->vif);
 996         trace_drv_return_void(local);
 997 }
 998
 999 static inline void
1000 drv_mgd_protect_tdls_discover(struct ieee80211_local *local,
1001                               struct ieee80211_sub_if_data *sdata)
1002 {
1003         might_sleep();
1004
1005         if (!check_sdata_in_driver(sdata))
1006                 return;
1007         WARN_ON_ONCE(sdata->vif.type != NL80211_IFTYPE_STATION);
1008
1009         trace_drv_mgd_protect_tdls_discover(local, sdata);
1010         if (local->ops->mgd_protect_tdls_discover)
1011                 local->ops->mgd_protect_tdls_discover(&local->hw, &sdata->vif);
1012         trace_drv_return_void(local);
1013 }
1014
1015 static inline int drv_add_chanctx(struct ieee80211_local *local,
1016                                   struct ieee80211_chanctx *ctx)
1017 {
1018         int ret = -EOPNOTSUPP;
1019
1020         trace_drv_add_chanctx(local, ctx);
1021         if (local->ops->add_chanctx)
1022                 ret = local->ops->add_chanctx(&local->hw, &ctx->conf);
1023         trace_drv_return_int(local, ret);
1024         if (!ret)
1025                 ctx->driver_present = true;
1026
1027         return ret;
1028 }
1029
1030 static inline void drv_remove_chanctx(struct ieee80211_local *local,
1031                                       struct ieee80211_chanctx *ctx)
1032 {
1033         if (WARN_ON(!ctx->driver_present))
1034                 return;
1035
1036         trace_drv_remove_chanctx(local, ctx);
1037         if (local->ops->remove_chanctx)
1038                 local->ops->remove_chanctx(&local->hw, &ctx->conf);
1039         trace_drv_return_void(local);
1040         ctx->driver_present = false;
1041 }
1042
1043 static inline void drv_change_chanctx(struct ieee80211_local *local,
1044                                       struct ieee80211_chanctx *ctx,
1045                                       u32 changed)
1046 {
1047         trace_drv_change_chanctx(local, ctx, changed);
1048         if (local->ops->change_chanctx) {
1049                 WARN_ON_ONCE(!ctx->driver_present);
1050                 local->ops->change_chanctx(&local->hw, &ctx->conf, changed);
1051         }
1052         trace_drv_return_void(local);
1053 }
1054
1055 static inline int drv_assign_vif_chanctx(struct ieee80211_local *local,
1056                                          struct ieee80211_sub_if_data *sdata,
1057                                          struct ieee80211_chanctx *ctx)
1058 {
1059         int ret = 0;
1060
1061         if (!check_sdata_in_driver(sdata))
1062                 return -EIO;
1063
1064         trace_drv_assign_vif_chanctx(local, sdata, ctx);
1065         if (local->ops->assign_vif_chanctx) {
1066                 WARN_ON_ONCE(!ctx->driver_present);
1067                 ret = local->ops->assign_vif_chanctx(&local->hw,
1068                                                      &sdata->vif,
1069                                                      &ctx->conf);
1070         }
1071         trace_drv_return_int(local, ret);
1072
1073         return ret;
1074 }
1075
1076 static inline void drv_unassign_vif_chanctx(struct ieee80211_local *local,
1077                                             struct ieee80211_sub_if_data *sdata,
1078                                             struct ieee80211_chanctx *ctx)
1079 {
1080         if (!check_sdata_in_driver(sdata))
1081                 return;
1082
1083         trace_drv_unassign_vif_chanctx(local, sdata, ctx);
1084         if (local->ops->unassign_vif_chanctx) {
1085                 WARN_ON_ONCE(!ctx->driver_present);
1086                 local->ops->unassign_vif_chanctx(&local->hw,
1087                                                  &sdata->vif,
1088                                                  &ctx->conf);
1089         }
1090         trace_drv_return_void(local);
1091 }
1092
1093 static inline int
1094 drv_switch_vif_chanctx(struct ieee80211_local *local,
1095                        struct ieee80211_vif_chanctx_switch *vifs,
1096                        int n_vifs,
1097                        enum ieee80211_chanctx_switch_mode mode)
1098 {
1099         int ret = 0;
1100         int i;
1101
1102         if (!local->ops->switch_vif_chanctx)
1103                 return -EOPNOTSUPP;
1104
1105         for (i = 0; i < n_vifs; i++) {
1106                 struct ieee80211_chanctx *new_ctx =
1107                         container_of(vifs[i].new_ctx,
1108                                      struct ieee80211_chanctx,
1109                                      conf);
1110                 struct ieee80211_chanctx *old_ctx =
1111                         container_of(vifs[i].old_ctx,
1112                                      struct ieee80211_chanctx,
1113                                      conf);
1114
1115                 WARN_ON_ONCE(!old_ctx->driver_present);
1116                 WARN_ON_ONCE((mode == CHANCTX_SWMODE_SWAP_CONTEXTS &&
1117                               new_ctx->driver_present) ||
1118                              (mode == CHANCTX_SWMODE_REASSIGN_VIF &&
1119                               !new_ctx->driver_present));
1120         }
1121
1122         trace_drv_switch_vif_chanctx(local, vifs, n_vifs, mode);
1123         ret = local->ops->switch_vif_chanctx(&local->hw,
1124                                              vifs, n_vifs, mode);
1125         trace_drv_return_int(local, ret);
1126
1127         if (!ret && mode == CHANCTX_SWMODE_SWAP_CONTEXTS) {
1128                 for (i = 0; i < n_vifs; i++) {
1129                         struct ieee80211_chanctx *new_ctx =
1130                                 container_of(vifs[i].new_ctx,
1131                                              struct ieee80211_chanctx,
1132                                              conf);
1133                         struct ieee80211_chanctx *old_ctx =
1134                                 container_of(vifs[i].old_ctx,
1135                                              struct ieee80211_chanctx,
1136                                              conf);
1137
1138                         new_ctx->driver_present = true;
1139                         old_ctx->driver_present = false;
1140                 }
1141         }
1142
1143         return ret;
1144 }
1145
1146 static inline int drv_start_ap(struct ieee80211_local *local,
1147                                struct ieee80211_sub_if_data *sdata)
1148 {
1149         int ret = 0;
1150
1151         if (!check_sdata_in_driver(sdata))
1152                 return -EIO;
1153
1154         trace_drv_start_ap(local, sdata, &sdata->vif.bss_conf);
1155         if (local->ops->start_ap)
1156                 ret = local->ops->start_ap(&local->hw, &sdata->vif);
1157         trace_drv_return_int(local, ret);
1158         return ret;
1159 }
1160
1161 static inline void drv_stop_ap(struct ieee80211_local *local,
1162                                struct ieee80211_sub_if_data *sdata)
1163 {
1164         if (!check_sdata_in_driver(sdata))
1165                 return;
1166
1167         trace_drv_stop_ap(local, sdata);
1168         if (local->ops->stop_ap)
1169                 local->ops->stop_ap(&local->hw, &sdata->vif);
1170         trace_drv_return_void(local);
1171 }
1172
1173 static inline void
1174 drv_reconfig_complete(struct ieee80211_local *local,
1175                       enum ieee80211_reconfig_type reconfig_type)
1176 {
1177         might_sleep();
1178
1179         trace_drv_reconfig_complete(local, reconfig_type);
1180         if (local->ops->reconfig_complete)
1181                 local->ops->reconfig_complete(&local->hw, reconfig_type);
1182         trace_drv_return_void(local);
1183 }
1184
1185 static inline void
1186 drv_set_default_unicast_key(struct ieee80211_local *local,
1187                             struct ieee80211_sub_if_data *sdata,
1188                             int key_idx)
1189 {
1190         if (!check_sdata_in_driver(sdata))
1191                 return;
1192
1193         WARN_ON_ONCE(key_idx < -1 || key_idx > 3);
1194
1195         trace_drv_set_default_unicast_key(local, sdata, key_idx);
1196         if (local->ops->set_default_unicast_key)
1197                 local->ops->set_default_unicast_key(&local->hw, &sdata->vif,
1198                                                     key_idx);
1199         trace_drv_return_void(local);
1200 }
1201
1202 #if IS_ENABLED(CONFIG_IPV6)
1203 static inline void drv_ipv6_addr_change(struct ieee80211_local *local,
1204                                         struct ieee80211_sub_if_data *sdata,
1205                                         struct inet6_dev *idev)
1206 {
1207         trace_drv_ipv6_addr_change(local, sdata);
1208         if (local->ops->ipv6_addr_change)
1209                 local->ops->ipv6_addr_change(&local->hw, &sdata->vif, idev);
1210         trace_drv_return_void(local);
1211 }
1212 #endif
1213
1214 static inline void
1215 drv_channel_switch_beacon(struct ieee80211_sub_if_data *sdata,
1216                           struct cfg80211_chan_def *chandef)
1217 {
1218         struct ieee80211_local *local = sdata->local;
1219
1220         if (local->ops->channel_switch_beacon) {
1221                 trace_drv_channel_switch_beacon(local, sdata, chandef);
1222                 local->ops->channel_switch_beacon(&local->hw, &sdata->vif,
1223                                                   chandef);
1224         }
1225 }
1226
1227 static inline int
1228 drv_pre_channel_switch(struct ieee80211_sub_if_data *sdata,
1229                        struct ieee80211_channel_switch *ch_switch)
1230 {
1231         struct ieee80211_local *local = sdata->local;
1232         int ret = 0;
1233
1234         if (!check_sdata_in_driver(sdata))
1235                 return -EIO;
1236
1237         trace_drv_pre_channel_switch(local, sdata, ch_switch);
1238         if (local->ops->pre_channel_switch)
1239                 ret = local->ops->pre_channel_switch(&local->hw, &sdata->vif,
1240                                                      ch_switch);
1241         trace_drv_return_int(local, ret);
1242         return ret;
1243 }
1244
1245 static inline int
1246 drv_post_channel_switch(struct ieee80211_sub_if_data *sdata)
1247 {
1248         struct ieee80211_local *local = sdata->local;
1249         int ret = 0;
1250
1251         if (!check_sdata_in_driver(sdata))
1252                 return -EIO;
1253
1254         trace_drv_post_channel_switch(local, sdata);
1255         if (local->ops->post_channel_switch)
1256                 ret = local->ops->post_channel_switch(&local->hw, &sdata->vif);
1257         trace_drv_return_int(local, ret);
1258         return ret;
1259 }
1260
1261 static inline int drv_join_ibss(struct ieee80211_local *local,
1262                                 struct ieee80211_sub_if_data *sdata)
1263 {
1264         int ret = 0;
1265
1266         might_sleep();
1267         if (!check_sdata_in_driver(sdata))
1268                 return -EIO;
1269
1270         trace_drv_join_ibss(local, sdata, &sdata->vif.bss_conf);
1271         if (local->ops->join_ibss)
1272                 ret = local->ops->join_ibss(&local->hw, &sdata->vif);
1273         trace_drv_return_int(local, ret);
1274         return ret;
1275 }
1276
1277 static inline void drv_leave_ibss(struct ieee80211_local *local,
1278                                   struct ieee80211_sub_if_data *sdata)
1279 {
1280         might_sleep();
1281         if (!check_sdata_in_driver(sdata))
1282                 return;
1283
1284         trace_drv_leave_ibss(local, sdata);
1285         if (local->ops->leave_ibss)
1286                 local->ops->leave_ibss(&local->hw, &sdata->vif);
1287         trace_drv_return_void(local);
1288 }
1289
1290 static inline u32 drv_get_expected_throughput(struct ieee80211_local *local,
1291                                               struct ieee80211_sta *sta)
1292 {
1293         u32 ret = 0;
1294
1295         trace_drv_get_expected_throughput(sta);
1296         if (local->ops->get_expected_throughput)
1297                 ret = local->ops->get_expected_throughput(sta);
1298         trace_drv_return_u32(local, ret);
1299
1300         return ret;
1301 }
1302
1303 static inline int drv_get_txpower(struct ieee80211_local *local,
1304                                   struct ieee80211_sub_if_data *sdata, int *dbm)
1305 {
1306         int ret;
1307
1308         if (!local->ops->get_txpower)
1309                 return -EOPNOTSUPP;
1310
1311         ret = local->ops->get_txpower(&local->hw, &sdata->vif, dbm);
1312         trace_drv_get_txpower(local, sdata, *dbm, ret);
1313
1314         return ret;
1315 }
1316
1317 static inline int
1318 drv_tdls_channel_switch(struct ieee80211_local *local,
1319                         struct ieee80211_sub_if_data *sdata,
1320                         struct ieee80211_sta *sta, u8 oper_class,
1321                         struct cfg80211_chan_def *chandef,
1322                         struct sk_buff *tmpl_skb, u32 ch_sw_tm_ie)
1323 {
1324         int ret;
1325
1326         might_sleep();
1327         if (!check_sdata_in_driver(sdata))
1328                 return -EIO;
1329
1330         if (!local->ops->tdls_channel_switch)
1331                 return -EOPNOTSUPP;
1332
1333         trace_drv_tdls_channel_switch(local, sdata, sta, oper_class, chandef);
1334         ret = local->ops->tdls_channel_switch(&local->hw, &sdata->vif, sta,
1335                                               oper_class, chandef, tmpl_skb,
1336                                               ch_sw_tm_ie);
1337         trace_drv_return_int(local, ret);
1338         return ret;
1339 }
1340
1341 static inline void
1342 drv_tdls_cancel_channel_switch(struct ieee80211_local *local,
1343                                struct ieee80211_sub_if_data *sdata,
1344                                struct ieee80211_sta *sta)
1345 {
1346         might_sleep();
1347         if (!check_sdata_in_driver(sdata))
1348                 return;
1349
1350         if (!local->ops->tdls_cancel_channel_switch)
1351                 return;
1352
1353         trace_drv_tdls_cancel_channel_switch(local, sdata, sta);
1354         local->ops->tdls_cancel_channel_switch(&local->hw, &sdata->vif, sta);
1355         trace_drv_return_void(local);
1356 }
1357
1358 static inline void
1359 drv_tdls_recv_channel_switch(struct ieee80211_local *local,
1360                              struct ieee80211_sub_if_data *sdata,
1361                              struct ieee80211_tdls_ch_sw_params *params)
1362 {
1363         trace_drv_tdls_recv_channel_switch(local, sdata, params);
1364         if (local->ops->tdls_recv_channel_switch)
1365                 local->ops->tdls_recv_channel_switch(&local->hw, &sdata->vif,
1366                                                      params);
1367         trace_drv_return_void(local);
1368 }
1369
1370 #endif /* __MAC80211_DRIVER_OPS */