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 int drv_add_interface(struct ieee80211_local *local,
 141                       struct ieee80211_sub_if_data *sdata);
 142
 143 int drv_change_interface(struct ieee80211_local *local,
 144                          struct ieee80211_sub_if_data *sdata,
 145                          enum nl80211_iftype type, bool p2p);
 146
 147 void drv_remove_interface(struct ieee80211_local *local,
 148                           struct ieee80211_sub_if_data *sdata);
 149
 150 static inline int drv_config(struct ieee80211_local *local, u32 changed)
 151 {
 152         int ret;
 153
 154         might_sleep();
 155
 156         trace_drv_config(local, changed);
 157         ret = local->ops->config(&local->hw, changed);
 158         trace_drv_return_int(local, ret);
 159         return ret;
 160 }
 161
 162 static inline void drv_bss_info_changed(struct ieee80211_local *local,
 163                                         struct ieee80211_sub_if_data *sdata,
 164                                         struct ieee80211_bss_conf *info,
 165                                         u32 changed)
 166 {
 167         might_sleep();
 168
 169         if (WARN_ON_ONCE(changed & (BSS_CHANGED_BEACON |
 170                                     BSS_CHANGED_BEACON_ENABLED) &&
 171                          sdata->vif.type != NL80211_IFTYPE_AP &&
 172                          sdata->vif.type != NL80211_IFTYPE_ADHOC &&
 173                          sdata->vif.type != NL80211_IFTYPE_MESH_POINT &&
 174                          sdata->vif.type != NL80211_IFTYPE_OCB))
 175                 return;
 176
 177         if (WARN_ON_ONCE(sdata->vif.type == NL80211_IFTYPE_P2P_DEVICE ||
 178                          sdata->vif.type == NL80211_IFTYPE_MONITOR))
 179                 return;
 180
 181         if (!check_sdata_in_driver(sdata))
 182                 return;
 183
 184         trace_drv_bss_info_changed(local, sdata, info, changed);
 185         if (local->ops->bss_info_changed)
 186                 local->ops->bss_info_changed(&local->hw, &sdata->vif, info, changed);
 187         trace_drv_return_void(local);
 188 }
 189
 190 static inline u64 drv_prepare_multicast(struct ieee80211_local *local,
 191                                         struct netdev_hw_addr_list *mc_list)
 192 {
 193         u64 ret = 0;
 194
 195         trace_drv_prepare_multicast(local, mc_list->count);
 196
 197         if (local->ops->prepare_multicast)
 198                 ret = local->ops->prepare_multicast(&local->hw, mc_list);
 199
 200         trace_drv_return_u64(local, ret);
 201
 202         return ret;
 203 }
 204
 205 static inline void drv_configure_filter(struct ieee80211_local *local,
 206                                         unsigned int changed_flags,
 207                                         unsigned int *total_flags,
 208                                         u64 multicast)
 209 {
 210         might_sleep();
 211
 212         trace_drv_configure_filter(local, changed_flags, total_flags,
 213                                    multicast);
 214         local->ops->configure_filter(&local->hw, changed_flags, total_flags,
 215                                      multicast);
 216         trace_drv_return_void(local);
 217 }
 218
 219 static inline void drv_config_iface_filter(struct ieee80211_local *local,
 220                                            struct ieee80211_sub_if_data *sdata,
 221                                            unsigned int filter_flags,
 222                                            unsigned int changed_flags)
 223 {
 224         might_sleep();
 225
 226         trace_drv_config_iface_filter(local, sdata, filter_flags,
 227                                       changed_flags);
 228         if (local->ops->config_iface_filter)
 229                 local->ops->config_iface_filter(&local->hw, &sdata->vif,
 230                                                 filter_flags,
 231                                                 changed_flags);
 232         trace_drv_return_void(local);
 233 }
 234
 235 static inline int drv_set_tim(struct ieee80211_local *local,
 236                               struct ieee80211_sta *sta, bool set)
 237 {
 238         int ret = 0;
 239         trace_drv_set_tim(local, sta, set);
 240         if (local->ops->set_tim)
 241                 ret = local->ops->set_tim(&local->hw, sta, set);
 242         trace_drv_return_int(local, ret);
 243         return ret;
 244 }
 245
 246 static inline int drv_set_key(struct ieee80211_local *local,
 247                               enum set_key_cmd cmd,
 248                               struct ieee80211_sub_if_data *sdata,
 249                               struct ieee80211_sta *sta,
 250                               struct ieee80211_key_conf *key)
 251 {
 252         int ret;
 253
 254         might_sleep();
 255
 256         sdata = get_bss_sdata(sdata);
 257         if (!check_sdata_in_driver(sdata))
 258                 return -EIO;
 259
 260         trace_drv_set_key(local, cmd, sdata, sta, key);
 261         ret = local->ops->set_key(&local->hw, cmd, &sdata->vif, sta, key);
 262         trace_drv_return_int(local, ret);
 263         return ret;
 264 }
 265
 266 static inline void drv_update_tkip_key(struct ieee80211_local *local,
 267                                        struct ieee80211_sub_if_data *sdata,
 268                                        struct ieee80211_key_conf *conf,
 269                                        struct sta_info *sta, u32 iv32,
 270                                        u16 *phase1key)
 271 {
 272         struct ieee80211_sta *ista = NULL;
 273
 274         if (sta)
 275                 ista = &sta->sta;
 276
 277         sdata = get_bss_sdata(sdata);
 278         if (!check_sdata_in_driver(sdata))
 279                 return;
 280
 281         trace_drv_update_tkip_key(local, sdata, conf, ista, iv32);
 282         if (local->ops->update_tkip_key)
 283                 local->ops->update_tkip_key(&local->hw, &sdata->vif, conf,
 284                                             ista, iv32, phase1key);
 285         trace_drv_return_void(local);
 286 }
 287
 288 static inline int drv_hw_scan(struct ieee80211_local *local,
 289                               struct ieee80211_sub_if_data *sdata,
 290                               struct ieee80211_scan_request *req)
 291 {
 292         int ret;
 293
 294         might_sleep();
 295
 296         if (!check_sdata_in_driver(sdata))
 297                 return -EIO;
 298
 299         trace_drv_hw_scan(local, sdata);
 300         ret = local->ops->hw_scan(&local->hw, &sdata->vif, req);
 301         trace_drv_return_int(local, ret);
 302         return ret;
 303 }
 304
 305 static inline void drv_cancel_hw_scan(struct ieee80211_local *local,
 306                                       struct ieee80211_sub_if_data *sdata)
 307 {
 308         might_sleep();
 309
 310         if (!check_sdata_in_driver(sdata))
 311                 return;
 312
 313         trace_drv_cancel_hw_scan(local, sdata);
 314         local->ops->cancel_hw_scan(&local->hw, &sdata->vif);
 315         trace_drv_return_void(local);
 316 }
 317
 318 static inline int
 319 drv_sched_scan_start(struct ieee80211_local *local,
 320                      struct ieee80211_sub_if_data *sdata,
 321                      struct cfg80211_sched_scan_request *req,
 322                      struct ieee80211_scan_ies *ies)
 323 {
 324         int ret;
 325
 326         might_sleep();
 327
 328         if (!check_sdata_in_driver(sdata))
 329                 return -EIO;
 330
 331         trace_drv_sched_scan_start(local, sdata);
 332         ret = local->ops->sched_scan_start(&local->hw, &sdata->vif,
 333                                               req, ies);
 334         trace_drv_return_int(local, ret);
 335         return ret;
 336 }
 337
 338 static inline int drv_sched_scan_stop(struct ieee80211_local *local,
 339                                       struct ieee80211_sub_if_data *sdata)
 340 {
 341         int ret;
 342
 343         might_sleep();
 344
 345         if (!check_sdata_in_driver(sdata))
 346                 return -EIO;
 347
 348         trace_drv_sched_scan_stop(local, sdata);
 349         ret = local->ops->sched_scan_stop(&local->hw, &sdata->vif);
 350         trace_drv_return_int(local, ret);
 351
 352         return ret;
 353 }
 354
 355 static inline void drv_sw_scan_start(struct ieee80211_local *local,
 356                                      struct ieee80211_sub_if_data *sdata,
 357                                      const u8 *mac_addr)
 358 {
 359         might_sleep();
 360
 361         trace_drv_sw_scan_start(local, sdata, mac_addr);
 362         if (local->ops->sw_scan_start)
 363                 local->ops->sw_scan_start(&local->hw, &sdata->vif, mac_addr);
 364         trace_drv_return_void(local);
 365 }
 366
 367 static inline void drv_sw_scan_complete(struct ieee80211_local *local,
 368                                         struct ieee80211_sub_if_data *sdata)
 369 {
 370         might_sleep();
 371
 372         trace_drv_sw_scan_complete(local, sdata);
 373         if (local->ops->sw_scan_complete)
 374                 local->ops->sw_scan_complete(&local->hw, &sdata->vif);
 375         trace_drv_return_void(local);
 376 }
 377
 378 static inline int drv_get_stats(struct ieee80211_local *local,
 379                                 struct ieee80211_low_level_stats *stats)
 380 {
 381         int ret = -EOPNOTSUPP;
 382
 383         might_sleep();
 384
 385         if (local->ops->get_stats)
 386                 ret = local->ops->get_stats(&local->hw, stats);
 387         trace_drv_get_stats(local, stats, ret);
 388
 389         return ret;
 390 }
 391
 392 static inline void drv_get_key_seq(struct ieee80211_local *local,
 393                                    struct ieee80211_key *key,
 394                                    struct ieee80211_key_seq *seq)
 395 {
 396         if (local->ops->get_key_seq)
 397                 local->ops->get_key_seq(&local->hw, &key->conf, seq);
 398         trace_drv_get_key_seq(local, &key->conf);
 399 }
 400
 401 static inline int drv_set_frag_threshold(struct ieee80211_local *local,
 402                                         u32 value)
 403 {
 404         int ret = 0;
 405
 406         might_sleep();
 407
 408         trace_drv_set_frag_threshold(local, value);
 409         if (local->ops->set_frag_threshold)
 410                 ret = local->ops->set_frag_threshold(&local->hw, value);
 411         trace_drv_return_int(local, ret);
 412         return ret;
 413 }
 414
 415 static inline int drv_set_rts_threshold(struct ieee80211_local *local,
 416                                         u32 value)
 417 {
 418         int ret = 0;
 419
 420         might_sleep();
 421
 422         trace_drv_set_rts_threshold(local, value);
 423         if (local->ops->set_rts_threshold)
 424                 ret = local->ops->set_rts_threshold(&local->hw, value);
 425         trace_drv_return_int(local, ret);
 426         return ret;
 427 }
 428
 429 static inline int drv_set_coverage_class(struct ieee80211_local *local,
 430                                          s16 value)
 431 {
 432         int ret = 0;
 433         might_sleep();
 434
 435         trace_drv_set_coverage_class(local, value);
 436         if (local->ops->set_coverage_class)
 437                 local->ops->set_coverage_class(&local->hw, value);
 438         else
 439                 ret = -EOPNOTSUPP;
 440
 441         trace_drv_return_int(local, ret);
 442         return ret;
 443 }
 444
 445 static inline void drv_sta_notify(struct ieee80211_local *local,
 446                                   struct ieee80211_sub_if_data *sdata,
 447                                   enum sta_notify_cmd cmd,
 448                                   struct ieee80211_sta *sta)
 449 {
 450         sdata = get_bss_sdata(sdata);
 451         if (!check_sdata_in_driver(sdata))
 452                 return;
 453
 454         trace_drv_sta_notify(local, sdata, cmd, sta);
 455         if (local->ops->sta_notify)
 456                 local->ops->sta_notify(&local->hw, &sdata->vif, cmd, sta);
 457         trace_drv_return_void(local);
 458 }
 459
 460 static inline int drv_sta_add(struct ieee80211_local *local,
 461                               struct ieee80211_sub_if_data *sdata,
 462                               struct ieee80211_sta *sta)
 463 {
 464         int ret = 0;
 465
 466         might_sleep();
 467
 468         sdata = get_bss_sdata(sdata);
 469         if (!check_sdata_in_driver(sdata))
 470                 return -EIO;
 471
 472         trace_drv_sta_add(local, sdata, sta);
 473         if (local->ops->sta_add)
 474                 ret = local->ops->sta_add(&local->hw, &sdata->vif, sta);
 475
 476         trace_drv_return_int(local, ret);
 477
 478         return ret;
 479 }
 480
 481 static inline void drv_sta_remove(struct ieee80211_local *local,
 482                                   struct ieee80211_sub_if_data *sdata,
 483                                   struct ieee80211_sta *sta)
 484 {
 485         might_sleep();
 486
 487         sdata = get_bss_sdata(sdata);
 488         if (!check_sdata_in_driver(sdata))
 489                 return;
 490
 491         trace_drv_sta_remove(local, sdata, sta);
 492         if (local->ops->sta_remove)
 493                 local->ops->sta_remove(&local->hw, &sdata->vif, sta);
 494
 495         trace_drv_return_void(local);
 496 }
 497
 498 #ifdef CONFIG_MAC80211_DEBUGFS
 499 static inline void drv_sta_add_debugfs(struct ieee80211_local *local,
 500                                        struct ieee80211_sub_if_data *sdata,
 501                                        struct ieee80211_sta *sta,
 502                                        struct dentry *dir)
 503 {
 504         might_sleep();
 505
 506         sdata = get_bss_sdata(sdata);
 507         if (!check_sdata_in_driver(sdata))
 508                 return;
 509
 510         if (local->ops->sta_add_debugfs)
 511                 local->ops->sta_add_debugfs(&local->hw, &sdata->vif,
 512                                             sta, dir);
 513 }
 514
 515 static inline void drv_sta_remove_debugfs(struct ieee80211_local *local,
 516                                           struct ieee80211_sub_if_data *sdata,
 517                                           struct ieee80211_sta *sta,
 518                                           struct dentry *dir)
 519 {
 520         might_sleep();
 521
 522         sdata = get_bss_sdata(sdata);
 523         check_sdata_in_driver(sdata);
 524
 525         if (local->ops->sta_remove_debugfs)
 526                 local->ops->sta_remove_debugfs(&local->hw, &sdata->vif,
 527                                                sta, dir);
 528 }
 529 #endif
 530
 531 static inline void drv_sta_pre_rcu_remove(struct ieee80211_local *local,
 532                                           struct ieee80211_sub_if_data *sdata,
 533                                           struct sta_info *sta)
 534 {
 535         might_sleep();
 536
 537         sdata = get_bss_sdata(sdata);
 538         if (!check_sdata_in_driver(sdata))
 539                 return;
 540
 541         trace_drv_sta_pre_rcu_remove(local, sdata, &sta->sta);
 542         if (local->ops->sta_pre_rcu_remove)
 543                 local->ops->sta_pre_rcu_remove(&local->hw, &sdata->vif,
 544                                                &sta->sta);
 545         trace_drv_return_void(local);
 546 }
 547
 548 __must_check
 549 int drv_sta_state(struct ieee80211_local *local,
 550                   struct ieee80211_sub_if_data *sdata,
 551                   struct sta_info *sta,
 552                   enum ieee80211_sta_state old_state,
 553                   enum ieee80211_sta_state new_state);
 554
 555 void drv_sta_rc_update(struct ieee80211_local *local,
 556                        struct ieee80211_sub_if_data *sdata,
 557                        struct ieee80211_sta *sta, u32 changed);
 558
 559 static inline void drv_sta_rate_tbl_update(struct ieee80211_local *local,
 560                                            struct ieee80211_sub_if_data *sdata,
 561                                            struct ieee80211_sta *sta)
 562 {
 563         sdata = get_bss_sdata(sdata);
 564         if (!check_sdata_in_driver(sdata))
 565                 return;
 566
 567         trace_drv_sta_rate_tbl_update(local, sdata, sta);
 568         if (local->ops->sta_rate_tbl_update)
 569                 local->ops->sta_rate_tbl_update(&local->hw, &sdata->vif, sta);
 570
 571         trace_drv_return_void(local);
 572 }
 573
 574 static inline void drv_sta_statistics(struct ieee80211_local *local,
 575                                       struct ieee80211_sub_if_data *sdata,
 576                                       struct ieee80211_sta *sta,
 577                                       struct station_info *sinfo)
 578 {
 579         sdata = get_bss_sdata(sdata);
 580         if (!check_sdata_in_driver(sdata))
 581                 return;
 582
 583         trace_drv_sta_statistics(local, sdata, sta);
 584         if (local->ops->sta_statistics)
 585                 local->ops->sta_statistics(&local->hw, &sdata->vif, sta, sinfo);
 586         trace_drv_return_void(local);
 587 }
 588
 589 int drv_conf_tx(struct ieee80211_local *local,
 590                 struct ieee80211_sub_if_data *sdata, u16 ac,
 591                 const struct ieee80211_tx_queue_params *params);
 592
 593 u64 drv_get_tsf(struct ieee80211_local *local,
 594                 struct ieee80211_sub_if_data *sdata);
 595 void drv_set_tsf(struct ieee80211_local *local,
 596                  struct ieee80211_sub_if_data *sdata,
 597                  u64 tsf);
 598 void drv_reset_tsf(struct ieee80211_local *local,
 599                    struct ieee80211_sub_if_data *sdata);
 600
 601 static inline int drv_tx_last_beacon(struct ieee80211_local *local)
 602 {
 603         int ret = 0; /* default unsupported op for less congestion */
 604
 605         might_sleep();
 606
 607         trace_drv_tx_last_beacon(local);
 608         if (local->ops->tx_last_beacon)
 609                 ret = local->ops->tx_last_beacon(&local->hw);
 610         trace_drv_return_int(local, ret);
 611         return ret;
 612 }
 613
 614 int drv_ampdu_action(struct ieee80211_local *local,
 615                      struct ieee80211_sub_if_data *sdata,
 616                      enum ieee80211_ampdu_mlme_action action,
 617                      struct ieee80211_sta *sta, u16 tid,
 618                      u16 *ssn, u8 buf_size, bool amsdu);
 619
 620 static inline int drv_get_survey(struct ieee80211_local *local, int idx,
 621                                 struct survey_info *survey)
 622 {
 623         int ret = -EOPNOTSUPP;
 624
 625         trace_drv_get_survey(local, idx, survey);
 626
 627         if (local->ops->get_survey)
 628                 ret = local->ops->get_survey(&local->hw, idx, survey);
 629
 630         trace_drv_return_int(local, ret);
 631
 632         return ret;
 633 }
 634
 635 static inline void drv_rfkill_poll(struct ieee80211_local *local)
 636 {
 637         might_sleep();
 638
 639         if (local->ops->rfkill_poll)
 640                 local->ops->rfkill_poll(&local->hw);
 641 }
 642
 643 static inline void drv_flush(struct ieee80211_local *local,
 644                              struct ieee80211_sub_if_data *sdata,
 645                              u32 queues, bool drop)
 646 {
 647         struct ieee80211_vif *vif = sdata ? &sdata->vif : NULL;
 648
 649         might_sleep();
 650
 651         if (sdata && !check_sdata_in_driver(sdata))
 652                 return;
 653
 654         trace_drv_flush(local, queues, drop);
 655         if (local->ops->flush)
 656                 local->ops->flush(&local->hw, vif, queues, drop);
 657         trace_drv_return_void(local);
 658 }
 659
 660 static inline void drv_channel_switch(struct ieee80211_local *local,
 661                                       struct ieee80211_sub_if_data *sdata,
 662                                       struct ieee80211_channel_switch *ch_switch)
 663 {
 664         might_sleep();
 665
 666         trace_drv_channel_switch(local, sdata, ch_switch);
 667         local->ops->channel_switch(&local->hw, &sdata->vif, ch_switch);
 668         trace_drv_return_void(local);
 669 }
 670
 671
 672 static inline int drv_set_antenna(struct ieee80211_local *local,
 673                                   u32 tx_ant, u32 rx_ant)
 674 {
 675         int ret = -EOPNOTSUPP;
 676         might_sleep();
 677         if (local->ops->set_antenna)
 678                 ret = local->ops->set_antenna(&local->hw, tx_ant, rx_ant);
 679         trace_drv_set_antenna(local, tx_ant, rx_ant, ret);
 680         return ret;
 681 }
 682
 683 static inline int drv_get_antenna(struct ieee80211_local *local,
 684                                   u32 *tx_ant, u32 *rx_ant)
 685 {
 686         int ret = -EOPNOTSUPP;
 687         might_sleep();
 688         if (local->ops->get_antenna)
 689                 ret = local->ops->get_antenna(&local->hw, tx_ant, rx_ant);
 690         trace_drv_get_antenna(local, *tx_ant, *rx_ant, ret);
 691         return ret;
 692 }
 693
 694 static inline int drv_remain_on_channel(struct ieee80211_local *local,
 695                                         struct ieee80211_sub_if_data *sdata,
 696                                         struct ieee80211_channel *chan,
 697                                         unsigned int duration,
 698                                         enum ieee80211_roc_type type)
 699 {
 700         int ret;
 701
 702         might_sleep();
 703
 704         trace_drv_remain_on_channel(local, sdata, chan, duration, type);
 705         ret = local->ops->remain_on_channel(&local->hw, &sdata->vif,
 706                                             chan, duration, type);
 707         trace_drv_return_int(local, ret);
 708
 709         return ret;
 710 }
 711
 712 static inline int drv_cancel_remain_on_channel(struct ieee80211_local *local)
 713 {
 714         int ret;
 715
 716         might_sleep();
 717
 718         trace_drv_cancel_remain_on_channel(local);
 719         ret = local->ops->cancel_remain_on_channel(&local->hw);
 720         trace_drv_return_int(local, ret);
 721
 722         return ret;
 723 }
 724
 725 static inline int drv_set_ringparam(struct ieee80211_local *local,
 726                                     u32 tx, u32 rx)
 727 {
 728         int ret = -ENOTSUPP;
 729
 730         might_sleep();
 731
 732         trace_drv_set_ringparam(local, tx, rx);
 733         if (local->ops->set_ringparam)
 734                 ret = local->ops->set_ringparam(&local->hw, tx, rx);
 735         trace_drv_return_int(local, ret);
 736
 737         return ret;
 738 }
 739
 740 static inline void drv_get_ringparam(struct ieee80211_local *local,
 741                                      u32 *tx, u32 *tx_max, u32 *rx, u32 *rx_max)
 742 {
 743         might_sleep();
 744
 745         trace_drv_get_ringparam(local, tx, tx_max, rx, rx_max);
 746         if (local->ops->get_ringparam)
 747                 local->ops->get_ringparam(&local->hw, tx, tx_max, rx, rx_max);
 748         trace_drv_return_void(local);
 749 }
 750
 751 static inline bool drv_tx_frames_pending(struct ieee80211_local *local)
 752 {
 753         bool ret = false;
 754
 755         might_sleep();
 756
 757         trace_drv_tx_frames_pending(local);
 758         if (local->ops->tx_frames_pending)
 759                 ret = local->ops->tx_frames_pending(&local->hw);
 760         trace_drv_return_bool(local, ret);
 761
 762         return ret;
 763 }
 764
 765 static inline int drv_set_bitrate_mask(struct ieee80211_local *local,
 766                                        struct ieee80211_sub_if_data *sdata,
 767                                        const struct cfg80211_bitrate_mask *mask)
 768 {
 769         int ret = -EOPNOTSUPP;
 770
 771         might_sleep();
 772
 773         if (!check_sdata_in_driver(sdata))
 774                 return -EIO;
 775
 776         trace_drv_set_bitrate_mask(local, sdata, mask);
 777         if (local->ops->set_bitrate_mask)
 778                 ret = local->ops->set_bitrate_mask(&local->hw,
 779                                                    &sdata->vif, mask);
 780         trace_drv_return_int(local, ret);
 781
 782         return ret;
 783 }
 784
 785 static inline void drv_set_rekey_data(struct ieee80211_local *local,
 786                                       struct ieee80211_sub_if_data *sdata,
 787                                       struct cfg80211_gtk_rekey_data *data)
 788 {
 789         if (!check_sdata_in_driver(sdata))
 790                 return;
 791
 792         trace_drv_set_rekey_data(local, sdata, data);
 793         if (local->ops->set_rekey_data)
 794                 local->ops->set_rekey_data(&local->hw, &sdata->vif, data);
 795         trace_drv_return_void(local);
 796 }
 797
 798 static inline void drv_event_callback(struct ieee80211_local *local,
 799                                       struct ieee80211_sub_if_data *sdata,
 800                                       const struct ieee80211_event *event)
 801 {
 802         trace_drv_event_callback(local, sdata, event);
 803         if (local->ops->event_callback)
 804                 local->ops->event_callback(&local->hw, &sdata->vif, event);
 805         trace_drv_return_void(local);
 806 }
 807
 808 static inline void
 809 drv_release_buffered_frames(struct ieee80211_local *local,
 810                             struct sta_info *sta, u16 tids, int num_frames,
 811                             enum ieee80211_frame_release_type reason,
 812                             bool more_data)
 813 {
 814         trace_drv_release_buffered_frames(local, &sta->sta, tids, num_frames,
 815                                           reason, more_data);
 816         if (local->ops->release_buffered_frames)
 817                 local->ops->release_buffered_frames(&local->hw, &sta->sta, tids,
 818                                                     num_frames, reason,
 819                                                     more_data);
 820         trace_drv_return_void(local);
 821 }
 822
 823 static inline void
 824 drv_allow_buffered_frames(struct ieee80211_local *local,
 825                           struct sta_info *sta, u16 tids, int num_frames,
 826                           enum ieee80211_frame_release_type reason,
 827                           bool more_data)
 828 {
 829         trace_drv_allow_buffered_frames(local, &sta->sta, tids, num_frames,
 830                                         reason, more_data);
 831         if (local->ops->allow_buffered_frames)
 832                 local->ops->allow_buffered_frames(&local->hw, &sta->sta,
 833                                                   tids, num_frames, reason,
 834                                                   more_data);
 835         trace_drv_return_void(local);
 836 }
 837
 838 static inline void drv_mgd_prepare_tx(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_prepare_tx(local, sdata);
 848         if (local->ops->mgd_prepare_tx)
 849                 local->ops->mgd_prepare_tx(&local->hw, &sdata->vif);
 850         trace_drv_return_void(local);
 851 }
 852
 853 static inline void
 854 drv_mgd_protect_tdls_discover(struct ieee80211_local *local,
 855                               struct ieee80211_sub_if_data *sdata)
 856 {
 857         might_sleep();
 858
 859         if (!check_sdata_in_driver(sdata))
 860                 return;
 861         WARN_ON_ONCE(sdata->vif.type != NL80211_IFTYPE_STATION);
 862
 863         trace_drv_mgd_protect_tdls_discover(local, sdata);
 864         if (local->ops->mgd_protect_tdls_discover)
 865                 local->ops->mgd_protect_tdls_discover(&local->hw, &sdata->vif);
 866         trace_drv_return_void(local);
 867 }
 868
 869 static inline int drv_add_chanctx(struct ieee80211_local *local,
 870                                   struct ieee80211_chanctx *ctx)
 871 {
 872         int ret = -EOPNOTSUPP;
 873
 874         trace_drv_add_chanctx(local, ctx);
 875         if (local->ops->add_chanctx)
 876                 ret = local->ops->add_chanctx(&local->hw, &ctx->conf);
 877         trace_drv_return_int(local, ret);
 878         if (!ret)
 879                 ctx->driver_present = true;
 880
 881         return ret;
 882 }
 883
 884 static inline void drv_remove_chanctx(struct ieee80211_local *local,
 885                                       struct ieee80211_chanctx *ctx)
 886 {
 887         if (WARN_ON(!ctx->driver_present))
 888                 return;
 889
 890         trace_drv_remove_chanctx(local, ctx);
 891         if (local->ops->remove_chanctx)
 892                 local->ops->remove_chanctx(&local->hw, &ctx->conf);
 893         trace_drv_return_void(local);
 894         ctx->driver_present = false;
 895 }
 896
 897 static inline void drv_change_chanctx(struct ieee80211_local *local,
 898                                       struct ieee80211_chanctx *ctx,
 899                                       u32 changed)
 900 {
 901         trace_drv_change_chanctx(local, ctx, changed);
 902         if (local->ops->change_chanctx) {
 903                 WARN_ON_ONCE(!ctx->driver_present);
 904                 local->ops->change_chanctx(&local->hw, &ctx->conf, changed);
 905         }
 906         trace_drv_return_void(local);
 907 }
 908
 909 static inline int drv_assign_vif_chanctx(struct ieee80211_local *local,
 910                                          struct ieee80211_sub_if_data *sdata,
 911                                          struct ieee80211_chanctx *ctx)
 912 {
 913         int ret = 0;
 914
 915         if (!check_sdata_in_driver(sdata))
 916                 return -EIO;
 917
 918         trace_drv_assign_vif_chanctx(local, sdata, ctx);
 919         if (local->ops->assign_vif_chanctx) {
 920                 WARN_ON_ONCE(!ctx->driver_present);
 921                 ret = local->ops->assign_vif_chanctx(&local->hw,
 922                                                      &sdata->vif,
 923                                                      &ctx->conf);
 924         }
 925         trace_drv_return_int(local, ret);
 926
 927         return ret;
 928 }
 929
 930 static inline void drv_unassign_vif_chanctx(struct ieee80211_local *local,
 931                                             struct ieee80211_sub_if_data *sdata,
 932                                             struct ieee80211_chanctx *ctx)
 933 {
 934         if (!check_sdata_in_driver(sdata))
 935                 return;
 936
 937         trace_drv_unassign_vif_chanctx(local, sdata, ctx);
 938         if (local->ops->unassign_vif_chanctx) {
 939                 WARN_ON_ONCE(!ctx->driver_present);
 940                 local->ops->unassign_vif_chanctx(&local->hw,
 941                                                  &sdata->vif,
 942                                                  &ctx->conf);
 943         }
 944         trace_drv_return_void(local);
 945 }
 946
 947 int drv_switch_vif_chanctx(struct ieee80211_local *local,
 948                            struct ieee80211_vif_chanctx_switch *vifs,
 949                            int n_vifs, enum ieee80211_chanctx_switch_mode mode);
 950
 951 static inline int drv_start_ap(struct ieee80211_local *local,
 952                                struct ieee80211_sub_if_data *sdata)
 953 {
 954         int ret = 0;
 955
 956         if (!check_sdata_in_driver(sdata))
 957                 return -EIO;
 958
 959         trace_drv_start_ap(local, sdata, &sdata->vif.bss_conf);
 960         if (local->ops->start_ap)
 961                 ret = local->ops->start_ap(&local->hw, &sdata->vif);
 962         trace_drv_return_int(local, ret);
 963         return ret;
 964 }
 965
 966 static inline void drv_stop_ap(struct ieee80211_local *local,
 967                                struct ieee80211_sub_if_data *sdata)
 968 {
 969         if (!check_sdata_in_driver(sdata))
 970                 return;
 971
 972         trace_drv_stop_ap(local, sdata);
 973         if (local->ops->stop_ap)
 974                 local->ops->stop_ap(&local->hw, &sdata->vif);
 975         trace_drv_return_void(local);
 976 }
 977
 978 static inline void
 979 drv_reconfig_complete(struct ieee80211_local *local,
 980                       enum ieee80211_reconfig_type reconfig_type)
 981 {
 982         might_sleep();
 983
 984         trace_drv_reconfig_complete(local, reconfig_type);
 985         if (local->ops->reconfig_complete)
 986                 local->ops->reconfig_complete(&local->hw, reconfig_type);
 987         trace_drv_return_void(local);
 988 }
 989
 990 static inline void
 991 drv_set_default_unicast_key(struct ieee80211_local *local,
 992                             struct ieee80211_sub_if_data *sdata,
 993                             int key_idx)
 994 {
 995         if (!check_sdata_in_driver(sdata))
 996                 return;
 997
 998         WARN_ON_ONCE(key_idx < -1 || key_idx > 3);
 999
1000         trace_drv_set_default_unicast_key(local, sdata, key_idx);
1001         if (local->ops->set_default_unicast_key)
1002                 local->ops->set_default_unicast_key(&local->hw, &sdata->vif,
1003                                                     key_idx);
1004         trace_drv_return_void(local);
1005 }
1006
1007 #if IS_ENABLED(CONFIG_IPV6)
1008 static inline void drv_ipv6_addr_change(struct ieee80211_local *local,
1009                                         struct ieee80211_sub_if_data *sdata,
1010                                         struct inet6_dev *idev)
1011 {
1012         trace_drv_ipv6_addr_change(local, sdata);
1013         if (local->ops->ipv6_addr_change)
1014                 local->ops->ipv6_addr_change(&local->hw, &sdata->vif, idev);
1015         trace_drv_return_void(local);
1016 }
1017 #endif
1018
1019 static inline void
1020 drv_channel_switch_beacon(struct ieee80211_sub_if_data *sdata,
1021                           struct cfg80211_chan_def *chandef)
1022 {
1023         struct ieee80211_local *local = sdata->local;
1024
1025         if (local->ops->channel_switch_beacon) {
1026                 trace_drv_channel_switch_beacon(local, sdata, chandef);
1027                 local->ops->channel_switch_beacon(&local->hw, &sdata->vif,
1028                                                   chandef);
1029         }
1030 }
1031
1032 static inline int
1033 drv_pre_channel_switch(struct ieee80211_sub_if_data *sdata,
1034                        struct ieee80211_channel_switch *ch_switch)
1035 {
1036         struct ieee80211_local *local = sdata->local;
1037         int ret = 0;
1038
1039         if (!check_sdata_in_driver(sdata))
1040                 return -EIO;
1041
1042         trace_drv_pre_channel_switch(local, sdata, ch_switch);
1043         if (local->ops->pre_channel_switch)
1044                 ret = local->ops->pre_channel_switch(&local->hw, &sdata->vif,
1045                                                      ch_switch);
1046         trace_drv_return_int(local, ret);
1047         return ret;
1048 }
1049
1050 static inline int
1051 drv_post_channel_switch(struct ieee80211_sub_if_data *sdata)
1052 {
1053         struct ieee80211_local *local = sdata->local;
1054         int ret = 0;
1055
1056         if (!check_sdata_in_driver(sdata))
1057                 return -EIO;
1058
1059         trace_drv_post_channel_switch(local, sdata);
1060         if (local->ops->post_channel_switch)
1061                 ret = local->ops->post_channel_switch(&local->hw, &sdata->vif);
1062         trace_drv_return_int(local, ret);
1063         return ret;
1064 }
1065
1066 static inline int drv_join_ibss(struct ieee80211_local *local,
1067                                 struct ieee80211_sub_if_data *sdata)
1068 {
1069         int ret = 0;
1070
1071         might_sleep();
1072         if (!check_sdata_in_driver(sdata))
1073                 return -EIO;
1074
1075         trace_drv_join_ibss(local, sdata, &sdata->vif.bss_conf);
1076         if (local->ops->join_ibss)
1077                 ret = local->ops->join_ibss(&local->hw, &sdata->vif);
1078         trace_drv_return_int(local, ret);
1079         return ret;
1080 }
1081
1082 static inline void drv_leave_ibss(struct ieee80211_local *local,
1083                                   struct ieee80211_sub_if_data *sdata)
1084 {
1085         might_sleep();
1086         if (!check_sdata_in_driver(sdata))
1087                 return;
1088
1089         trace_drv_leave_ibss(local, sdata);
1090         if (local->ops->leave_ibss)
1091                 local->ops->leave_ibss(&local->hw, &sdata->vif);
1092         trace_drv_return_void(local);
1093 }
1094
1095 static inline u32 drv_get_expected_throughput(struct ieee80211_local *local,
1096                                               struct ieee80211_sta *sta)
1097 {
1098         u32 ret = 0;
1099
1100         trace_drv_get_expected_throughput(sta);
1101         if (local->ops->get_expected_throughput)
1102                 ret = local->ops->get_expected_throughput(sta);
1103         trace_drv_return_u32(local, ret);
1104
1105         return ret;
1106 }
1107
1108 static inline int drv_get_txpower(struct ieee80211_local *local,
1109                                   struct ieee80211_sub_if_data *sdata, int *dbm)
1110 {
1111         int ret;
1112
1113         if (!local->ops->get_txpower)
1114                 return -EOPNOTSUPP;
1115
1116         ret = local->ops->get_txpower(&local->hw, &sdata->vif, dbm);
1117         trace_drv_get_txpower(local, sdata, *dbm, ret);
1118
1119         return ret;
1120 }
1121
1122 static inline int
1123 drv_tdls_channel_switch(struct ieee80211_local *local,
1124                         struct ieee80211_sub_if_data *sdata,
1125                         struct ieee80211_sta *sta, u8 oper_class,
1126                         struct cfg80211_chan_def *chandef,
1127                         struct sk_buff *tmpl_skb, u32 ch_sw_tm_ie)
1128 {
1129         int ret;
1130
1131         might_sleep();
1132         if (!check_sdata_in_driver(sdata))
1133                 return -EIO;
1134
1135         if (!local->ops->tdls_channel_switch)
1136                 return -EOPNOTSUPP;
1137
1138         trace_drv_tdls_channel_switch(local, sdata, sta, oper_class, chandef);
1139         ret = local->ops->tdls_channel_switch(&local->hw, &sdata->vif, sta,
1140                                               oper_class, chandef, tmpl_skb,
1141                                               ch_sw_tm_ie);
1142         trace_drv_return_int(local, ret);
1143         return ret;
1144 }
1145
1146 static inline void
1147 drv_tdls_cancel_channel_switch(struct ieee80211_local *local,
1148                                struct ieee80211_sub_if_data *sdata,
1149                                struct ieee80211_sta *sta)
1150 {
1151         might_sleep();
1152         if (!check_sdata_in_driver(sdata))
1153                 return;
1154
1155         if (!local->ops->tdls_cancel_channel_switch)
1156                 return;
1157
1158         trace_drv_tdls_cancel_channel_switch(local, sdata, sta);
1159         local->ops->tdls_cancel_channel_switch(&local->hw, &sdata->vif, sta);
1160         trace_drv_return_void(local);
1161 }
1162
1163 static inline void
1164 drv_tdls_recv_channel_switch(struct ieee80211_local *local,
1165                              struct ieee80211_sub_if_data *sdata,
1166                              struct ieee80211_tdls_ch_sw_params *params)
1167 {
1168         trace_drv_tdls_recv_channel_switch(local, sdata, params);
1169         if (local->ops->tdls_recv_channel_switch)
1170                 local->ops->tdls_recv_channel_switch(&local->hw, &sdata->vif,
1171                                                      params);
1172         trace_drv_return_void(local);
1173 }
1174
1175 static inline void drv_wake_tx_queue(struct ieee80211_local *local,
1176                                      struct txq_info *txq)
1177 {
1178         struct ieee80211_sub_if_data *sdata = vif_to_sdata(txq->txq.vif);
1179
1180         if (!check_sdata_in_driver(sdata))
1181                 return;
1182
1183         trace_drv_wake_tx_queue(local, sdata, txq);
1184         local->ops->wake_tx_queue(&local->hw, &txq->txq);
1185 }
1186
1187 #endif /* __MAC80211_DRIVER_OPS */