net/mac80211/driver-ops.h

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