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_NAN ||
 166                          (sdata->vif.type == NL80211_IFTYPE_MONITOR &&
 167                           !sdata->vif.mu_mimo_owner)))
 168                 return;
 169
 170         if (!check_sdata_in_driver(sdata))
 171                 return;
 172
 173         trace_drv_bss_info_changed(local, sdata, info, changed);
 174         if (local->ops->bss_info_changed)
 175                 local->ops->bss_info_changed(&local->hw, &sdata->vif, info, changed);
 176         trace_drv_return_void(local);
 177 }
 178
 179 static inline u64 drv_prepare_multicast(struct ieee80211_local *local,
 180                                         struct netdev_hw_addr_list *mc_list)
 181 {
 182         u64 ret = 0;
 183
 184         trace_drv_prepare_multicast(local, mc_list->count);
 185
 186         if (local->ops->prepare_multicast)
 187                 ret = local->ops->prepare_multicast(&local->hw, mc_list);
 188
 189         trace_drv_return_u64(local, ret);
 190
 191         return ret;
 192 }
 193
 194 static inline void drv_configure_filter(struct ieee80211_local *local,
 195                                         unsigned int changed_flags,
 196                                         unsigned int *total_flags,
 197                                         u64 multicast)
 198 {
 199         might_sleep();
 200
 201         trace_drv_configure_filter(local, changed_flags, total_flags,
 202                                    multicast);
 203         local->ops->configure_filter(&local->hw, changed_flags, total_flags,
 204                                      multicast);
 205         trace_drv_return_void(local);
 206 }
 207
 208 static inline void drv_config_iface_filter(struct ieee80211_local *local,
 209                                            struct ieee80211_sub_if_data *sdata,
 210                                            unsigned int filter_flags,
 211                                            unsigned int changed_flags)
 212 {
 213         might_sleep();
 214
 215         trace_drv_config_iface_filter(local, sdata, filter_flags,
 216                                       changed_flags);
 217         if (local->ops->config_iface_filter)
 218                 local->ops->config_iface_filter(&local->hw, &sdata->vif,
 219                                                 filter_flags,
 220                                                 changed_flags);
 221         trace_drv_return_void(local);
 222 }
 223
 224 static inline int drv_set_tim(struct ieee80211_local *local,
 225                               struct ieee80211_sta *sta, bool set)
 226 {
 227         int ret = 0;
 228         trace_drv_set_tim(local, sta, set);
 229         if (local->ops->set_tim)
 230                 ret = local->ops->set_tim(&local->hw, sta, set);
 231         trace_drv_return_int(local, ret);
 232         return ret;
 233 }
 234
 235 static inline int drv_set_key(struct ieee80211_local *local,
 236                               enum set_key_cmd cmd,
 237                               struct ieee80211_sub_if_data *sdata,
 238                               struct ieee80211_sta *sta,
 239                               struct ieee80211_key_conf *key)
 240 {
 241         int ret;
 242
 243         might_sleep();
 244
 245         sdata = get_bss_sdata(sdata);
 246         if (!check_sdata_in_driver(sdata))
 247                 return -EIO;
 248
 249         trace_drv_set_key(local, cmd, sdata, sta, key);
 250         ret = local->ops->set_key(&local->hw, cmd, &sdata->vif, sta, key);
 251         trace_drv_return_int(local, ret);
 252         return ret;
 253 }
 254
 255 static inline void drv_update_tkip_key(struct ieee80211_local *local,
 256                                        struct ieee80211_sub_if_data *sdata,
 257                                        struct ieee80211_key_conf *conf,
 258                                        struct sta_info *sta, u32 iv32,
 259                                        u16 *phase1key)
 260 {
 261         struct ieee80211_sta *ista = NULL;
 262
 263         if (sta)
 264                 ista = &sta->sta;
 265
 266         sdata = get_bss_sdata(sdata);
 267         if (!check_sdata_in_driver(sdata))
 268                 return;
 269
 270         trace_drv_update_tkip_key(local, sdata, conf, ista, iv32);
 271         if (local->ops->update_tkip_key)
 272                 local->ops->update_tkip_key(&local->hw, &sdata->vif, conf,
 273                                             ista, iv32, phase1key);
 274         trace_drv_return_void(local);
 275 }
 276
 277 static inline int drv_hw_scan(struct ieee80211_local *local,
 278                               struct ieee80211_sub_if_data *sdata,
 279                               struct ieee80211_scan_request *req)
 280 {
 281         int ret;
 282
 283         might_sleep();
 284
 285         if (!check_sdata_in_driver(sdata))
 286                 return -EIO;
 287
 288         trace_drv_hw_scan(local, sdata);
 289         ret = local->ops->hw_scan(&local->hw, &sdata->vif, req);
 290         trace_drv_return_int(local, ret);
 291         return ret;
 292 }
 293
 294 static inline void drv_cancel_hw_scan(struct ieee80211_local *local,
 295                                       struct ieee80211_sub_if_data *sdata)
 296 {
 297         might_sleep();
 298
 299         if (!check_sdata_in_driver(sdata))
 300                 return;
 301
 302         trace_drv_cancel_hw_scan(local, sdata);
 303         local->ops->cancel_hw_scan(&local->hw, &sdata->vif);
 304         trace_drv_return_void(local);
 305 }
 306
 307 static inline int
 308 drv_sched_scan_start(struct ieee80211_local *local,
 309                      struct ieee80211_sub_if_data *sdata,
 310                      struct cfg80211_sched_scan_request *req,
 311                      struct ieee80211_scan_ies *ies)
 312 {
 313         int ret;
 314
 315         might_sleep();
 316
 317         if (!check_sdata_in_driver(sdata))
 318                 return -EIO;
 319
 320         trace_drv_sched_scan_start(local, sdata);
 321         ret = local->ops->sched_scan_start(&local->hw, &sdata->vif,
 322                                               req, ies);
 323         trace_drv_return_int(local, ret);
 324         return ret;
 325 }
 326
 327 static inline int drv_sched_scan_stop(struct ieee80211_local *local,
 328                                       struct ieee80211_sub_if_data *sdata)
 329 {
 330         int ret;
 331
 332         might_sleep();
 333
 334         if (!check_sdata_in_driver(sdata))
 335                 return -EIO;
 336
 337         trace_drv_sched_scan_stop(local, sdata);
 338         ret = local->ops->sched_scan_stop(&local->hw, &sdata->vif);
 339         trace_drv_return_int(local, ret);
 340
 341         return ret;
 342 }
 343
 344 static inline void drv_sw_scan_start(struct ieee80211_local *local,
 345                                      struct ieee80211_sub_if_data *sdata,
 346                                      const u8 *mac_addr)
 347 {
 348         might_sleep();
 349
 350         trace_drv_sw_scan_start(local, sdata, mac_addr);
 351         if (local->ops->sw_scan_start)
 352                 local->ops->sw_scan_start(&local->hw, &sdata->vif, mac_addr);
 353         trace_drv_return_void(local);
 354 }
 355
 356 static inline void drv_sw_scan_complete(struct ieee80211_local *local,
 357                                         struct ieee80211_sub_if_data *sdata)
 358 {
 359         might_sleep();
 360
 361         trace_drv_sw_scan_complete(local, sdata);
 362         if (local->ops->sw_scan_complete)
 363                 local->ops->sw_scan_complete(&local->hw, &sdata->vif);
 364         trace_drv_return_void(local);
 365 }
 366
 367 static inline int drv_get_stats(struct ieee80211_local *local,
 368                                 struct ieee80211_low_level_stats *stats)
 369 {
 370         int ret = -EOPNOTSUPP;
 371
 372         might_sleep();
 373
 374         if (local->ops->get_stats)
 375                 ret = local->ops->get_stats(&local->hw, stats);
 376         trace_drv_get_stats(local, stats, ret);
 377
 378         return ret;
 379 }
 380
 381 static inline void drv_get_key_seq(struct ieee80211_local *local,
 382                                    struct ieee80211_key *key,
 383                                    struct ieee80211_key_seq *seq)
 384 {
 385         if (local->ops->get_key_seq)
 386                 local->ops->get_key_seq(&local->hw, &key->conf, seq);
 387         trace_drv_get_key_seq(local, &key->conf);
 388 }
 389
 390 static inline int drv_set_frag_threshold(struct ieee80211_local *local,
 391                                         u32 value)
 392 {
 393         int ret = 0;
 394
 395         might_sleep();
 396
 397         trace_drv_set_frag_threshold(local, value);
 398         if (local->ops->set_frag_threshold)
 399                 ret = local->ops->set_frag_threshold(&local->hw, value);
 400         trace_drv_return_int(local, ret);
 401         return ret;
 402 }
 403
 404 static inline int drv_set_rts_threshold(struct ieee80211_local *local,
 405                                         u32 value)
 406 {
 407         int ret = 0;
 408
 409         might_sleep();
 410
 411         trace_drv_set_rts_threshold(local, value);
 412         if (local->ops->set_rts_threshold)
 413                 ret = local->ops->set_rts_threshold(&local->hw, value);
 414         trace_drv_return_int(local, ret);
 415         return ret;
 416 }
 417
 418 static inline int drv_set_coverage_class(struct ieee80211_local *local,
 419                                          s16 value)
 420 {
 421         int ret = 0;
 422         might_sleep();
 423
 424         trace_drv_set_coverage_class(local, value);
 425         if (local->ops->set_coverage_class)
 426                 local->ops->set_coverage_class(&local->hw, value);
 427         else
 428                 ret = -EOPNOTSUPP;
 429
 430         trace_drv_return_int(local, ret);
 431         return ret;
 432 }
 433
 434 static inline void drv_sta_notify(struct ieee80211_local *local,
 435                                   struct ieee80211_sub_if_data *sdata,
 436                                   enum sta_notify_cmd cmd,
 437                                   struct ieee80211_sta *sta)
 438 {
 439         sdata = get_bss_sdata(sdata);
 440         if (!check_sdata_in_driver(sdata))
 441                 return;
 442
 443         trace_drv_sta_notify(local, sdata, cmd, sta);
 444         if (local->ops->sta_notify)
 445                 local->ops->sta_notify(&local->hw, &sdata->vif, cmd, sta);
 446         trace_drv_return_void(local);
 447 }
 448
 449 static inline int drv_sta_add(struct ieee80211_local *local,
 450                               struct ieee80211_sub_if_data *sdata,
 451                               struct ieee80211_sta *sta)
 452 {
 453         int ret = 0;
 454
 455         might_sleep();
 456
 457         sdata = get_bss_sdata(sdata);
 458         if (!check_sdata_in_driver(sdata))
 459                 return -EIO;
 460
 461         trace_drv_sta_add(local, sdata, sta);
 462         if (local->ops->sta_add)
 463                 ret = local->ops->sta_add(&local->hw, &sdata->vif, sta);
 464
 465         trace_drv_return_int(local, ret);
 466
 467         return ret;
 468 }
 469
 470 static inline void drv_sta_remove(struct ieee80211_local *local,
 471                                   struct ieee80211_sub_if_data *sdata,
 472                                   struct ieee80211_sta *sta)
 473 {
 474         might_sleep();
 475
 476         sdata = get_bss_sdata(sdata);
 477         if (!check_sdata_in_driver(sdata))
 478                 return;
 479
 480         trace_drv_sta_remove(local, sdata, sta);
 481         if (local->ops->sta_remove)
 482                 local->ops->sta_remove(&local->hw, &sdata->vif, sta);
 483
 484         trace_drv_return_void(local);
 485 }
 486
 487 #ifdef CONFIG_MAC80211_DEBUGFS
 488 static inline void drv_sta_add_debugfs(struct ieee80211_local *local,
 489                                        struct ieee80211_sub_if_data *sdata,
 490                                        struct ieee80211_sta *sta,
 491                                        struct dentry *dir)
 492 {
 493         might_sleep();
 494
 495         sdata = get_bss_sdata(sdata);
 496         if (!check_sdata_in_driver(sdata))
 497                 return;
 498
 499         if (local->ops->sta_add_debugfs)
 500                 local->ops->sta_add_debugfs(&local->hw, &sdata->vif,
 501                                             sta, dir);
 502 }
 503 #endif
 504
 505 static inline void drv_sta_pre_rcu_remove(struct ieee80211_local *local,
 506                                           struct ieee80211_sub_if_data *sdata,
 507                                           struct sta_info *sta)
 508 {
 509         might_sleep();
 510
 511         sdata = get_bss_sdata(sdata);
 512         if (!check_sdata_in_driver(sdata))
 513                 return;
 514
 515         trace_drv_sta_pre_rcu_remove(local, sdata, &sta->sta);
 516         if (local->ops->sta_pre_rcu_remove)
 517                 local->ops->sta_pre_rcu_remove(&local->hw, &sdata->vif,
 518                                                &sta->sta);
 519         trace_drv_return_void(local);
 520 }
 521
 522 __must_check
 523 int drv_sta_state(struct ieee80211_local *local,
 524                   struct ieee80211_sub_if_data *sdata,
 525                   struct sta_info *sta,
 526                   enum ieee80211_sta_state old_state,
 527                   enum ieee80211_sta_state new_state);
 528
 529 void drv_sta_rc_update(struct ieee80211_local *local,
 530                        struct ieee80211_sub_if_data *sdata,
 531                        struct ieee80211_sta *sta, u32 changed);
 532
 533 static inline void drv_sta_rate_tbl_update(struct ieee80211_local *local,
 534                                            struct ieee80211_sub_if_data *sdata,
 535                                            struct ieee80211_sta *sta)
 536 {
 537         sdata = get_bss_sdata(sdata);
 538         if (!check_sdata_in_driver(sdata))
 539                 return;
 540
 541         trace_drv_sta_rate_tbl_update(local, sdata, sta);
 542         if (local->ops->sta_rate_tbl_update)
 543                 local->ops->sta_rate_tbl_update(&local->hw, &sdata->vif, sta);
 544
 545         trace_drv_return_void(local);
 546 }
 547
 548 static inline void drv_sta_statistics(struct ieee80211_local *local,
 549                                       struct ieee80211_sub_if_data *sdata,
 550                                       struct ieee80211_sta *sta,
 551                                       struct station_info *sinfo)
 552 {
 553         sdata = get_bss_sdata(sdata);
 554         if (!check_sdata_in_driver(sdata))
 555                 return;
 556
 557         trace_drv_sta_statistics(local, sdata, sta);
 558         if (local->ops->sta_statistics)
 559                 local->ops->sta_statistics(&local->hw, &sdata->vif, sta, sinfo);
 560         trace_drv_return_void(local);
 561 }
 562
 563 int drv_conf_tx(struct ieee80211_local *local,
 564                 struct ieee80211_sub_if_data *sdata, u16 ac,
 565                 const struct ieee80211_tx_queue_params *params);
 566
 567 u64 drv_get_tsf(struct ieee80211_local *local,
 568                 struct ieee80211_sub_if_data *sdata);
 569 void drv_set_tsf(struct ieee80211_local *local,
 570                  struct ieee80211_sub_if_data *sdata,
 571                  u64 tsf);
 572 void drv_reset_tsf(struct ieee80211_local *local,
 573                    struct ieee80211_sub_if_data *sdata);
 574
 575 static inline int drv_tx_last_beacon(struct ieee80211_local *local)
 576 {
 577         int ret = 0; /* default unsupported op for less congestion */
 578
 579         might_sleep();
 580
 581         trace_drv_tx_last_beacon(local);
 582         if (local->ops->tx_last_beacon)
 583                 ret = local->ops->tx_last_beacon(&local->hw);
 584         trace_drv_return_int(local, ret);
 585         return ret;
 586 }
 587
 588 int drv_ampdu_action(struct ieee80211_local *local,
 589                      struct ieee80211_sub_if_data *sdata,
 590                      struct ieee80211_ampdu_params *params);
 591
 592 static inline int drv_get_survey(struct ieee80211_local *local, int idx,
 593                                 struct survey_info *survey)
 594 {
 595         int ret = -EOPNOTSUPP;
 596
 597         trace_drv_get_survey(local, idx, survey);
 598
 599         if (local->ops->get_survey)
 600                 ret = local->ops->get_survey(&local->hw, idx, survey);
 601
 602         trace_drv_return_int(local, ret);
 603
 604         return ret;
 605 }
 606
 607 static inline void drv_rfkill_poll(struct ieee80211_local *local)
 608 {
 609         might_sleep();
 610
 611         if (local->ops->rfkill_poll)
 612                 local->ops->rfkill_poll(&local->hw);
 613 }
 614
 615 static inline void drv_flush(struct ieee80211_local *local,
 616                              struct ieee80211_sub_if_data *sdata,
 617                              u32 queues, bool drop)
 618 {
 619         struct ieee80211_vif *vif = sdata ? &sdata->vif : NULL;
 620
 621         might_sleep();
 622
 623         if (sdata && !check_sdata_in_driver(sdata))
 624                 return;
 625
 626         trace_drv_flush(local, queues, drop);
 627         if (local->ops->flush)
 628                 local->ops->flush(&local->hw, vif, queues, drop);
 629         trace_drv_return_void(local);
 630 }
 631
 632 static inline void drv_channel_switch(struct ieee80211_local *local,
 633                                       struct ieee80211_sub_if_data *sdata,
 634                                       struct ieee80211_channel_switch *ch_switch)
 635 {
 636         might_sleep();
 637
 638         trace_drv_channel_switch(local, sdata, ch_switch);
 639         local->ops->channel_switch(&local->hw, &sdata->vif, ch_switch);
 640         trace_drv_return_void(local);
 641 }
 642
 643
 644 static inline int drv_set_antenna(struct ieee80211_local *local,
 645                                   u32 tx_ant, u32 rx_ant)
 646 {
 647         int ret = -EOPNOTSUPP;
 648         might_sleep();
 649         if (local->ops->set_antenna)
 650                 ret = local->ops->set_antenna(&local->hw, tx_ant, rx_ant);
 651         trace_drv_set_antenna(local, tx_ant, rx_ant, ret);
 652         return ret;
 653 }
 654
 655 static inline int drv_get_antenna(struct ieee80211_local *local,
 656                                   u32 *tx_ant, u32 *rx_ant)
 657 {
 658         int ret = -EOPNOTSUPP;
 659         might_sleep();
 660         if (local->ops->get_antenna)
 661                 ret = local->ops->get_antenna(&local->hw, tx_ant, rx_ant);
 662         trace_drv_get_antenna(local, *tx_ant, *rx_ant, ret);
 663         return ret;
 664 }
 665
 666 static inline int drv_remain_on_channel(struct ieee80211_local *local,
 667                                         struct ieee80211_sub_if_data *sdata,
 668                                         struct ieee80211_channel *chan,
 669                                         unsigned int duration,
 670                                         enum ieee80211_roc_type type)
 671 {
 672         int ret;
 673
 674         might_sleep();
 675
 676         trace_drv_remain_on_channel(local, sdata, chan, duration, type);
 677         ret = local->ops->remain_on_channel(&local->hw, &sdata->vif,
 678                                             chan, duration, type);
 679         trace_drv_return_int(local, ret);
 680
 681         return ret;
 682 }
 683
 684 static inline int drv_cancel_remain_on_channel(struct ieee80211_local *local)
 685 {
 686         int ret;
 687
 688         might_sleep();
 689
 690         trace_drv_cancel_remain_on_channel(local);
 691         ret = local->ops->cancel_remain_on_channel(&local->hw);
 692         trace_drv_return_int(local, ret);
 693
 694         return ret;
 695 }
 696
 697 static inline int drv_set_ringparam(struct ieee80211_local *local,
 698                                     u32 tx, u32 rx)
 699 {
 700         int ret = -ENOTSUPP;
 701
 702         might_sleep();
 703
 704         trace_drv_set_ringparam(local, tx, rx);
 705         if (local->ops->set_ringparam)
 706                 ret = local->ops->set_ringparam(&local->hw, tx, rx);
 707         trace_drv_return_int(local, ret);
 708
 709         return ret;
 710 }
 711
 712 static inline void drv_get_ringparam(struct ieee80211_local *local,
 713                                      u32 *tx, u32 *tx_max, u32 *rx, u32 *rx_max)
 714 {
 715         might_sleep();
 716
 717         trace_drv_get_ringparam(local, tx, tx_max, rx, rx_max);
 718         if (local->ops->get_ringparam)
 719                 local->ops->get_ringparam(&local->hw, tx, tx_max, rx, rx_max);
 720         trace_drv_return_void(local);
 721 }
 722
 723 static inline bool drv_tx_frames_pending(struct ieee80211_local *local)
 724 {
 725         bool ret = false;
 726
 727         might_sleep();
 728
 729         trace_drv_tx_frames_pending(local);
 730         if (local->ops->tx_frames_pending)
 731                 ret = local->ops->tx_frames_pending(&local->hw);
 732         trace_drv_return_bool(local, ret);
 733
 734         return ret;
 735 }
 736
 737 static inline int drv_set_bitrate_mask(struct ieee80211_local *local,
 738                                        struct ieee80211_sub_if_data *sdata,
 739                                        const struct cfg80211_bitrate_mask *mask)
 740 {
 741         int ret = -EOPNOTSUPP;
 742
 743         might_sleep();
 744
 745         if (!check_sdata_in_driver(sdata))
 746                 return -EIO;
 747
 748         trace_drv_set_bitrate_mask(local, sdata, mask);
 749         if (local->ops->set_bitrate_mask)
 750                 ret = local->ops->set_bitrate_mask(&local->hw,
 751                                                    &sdata->vif, mask);
 752         trace_drv_return_int(local, ret);
 753
 754         return ret;
 755 }
 756
 757 static inline void drv_set_rekey_data(struct ieee80211_local *local,
 758                                       struct ieee80211_sub_if_data *sdata,
 759                                       struct cfg80211_gtk_rekey_data *data)
 760 {
 761         if (!check_sdata_in_driver(sdata))
 762                 return;
 763
 764         trace_drv_set_rekey_data(local, sdata, data);
 765         if (local->ops->set_rekey_data)
 766                 local->ops->set_rekey_data(&local->hw, &sdata->vif, data);
 767         trace_drv_return_void(local);
 768 }
 769
 770 static inline void drv_event_callback(struct ieee80211_local *local,
 771                                       struct ieee80211_sub_if_data *sdata,
 772                                       const struct ieee80211_event *event)
 773 {
 774         trace_drv_event_callback(local, sdata, event);
 775         if (local->ops->event_callback)
 776                 local->ops->event_callback(&local->hw, &sdata->vif, event);
 777         trace_drv_return_void(local);
 778 }
 779
 780 static inline void
 781 drv_release_buffered_frames(struct ieee80211_local *local,
 782                             struct sta_info *sta, u16 tids, int num_frames,
 783                             enum ieee80211_frame_release_type reason,
 784                             bool more_data)
 785 {
 786         trace_drv_release_buffered_frames(local, &sta->sta, tids, num_frames,
 787                                           reason, more_data);
 788         if (local->ops->release_buffered_frames)
 789                 local->ops->release_buffered_frames(&local->hw, &sta->sta, tids,
 790                                                     num_frames, reason,
 791                                                     more_data);
 792         trace_drv_return_void(local);
 793 }
 794
 795 static inline void
 796 drv_allow_buffered_frames(struct ieee80211_local *local,
 797                           struct sta_info *sta, u16 tids, int num_frames,
 798                           enum ieee80211_frame_release_type reason,
 799                           bool more_data)
 800 {
 801         trace_drv_allow_buffered_frames(local, &sta->sta, tids, num_frames,
 802                                         reason, more_data);
 803         if (local->ops->allow_buffered_frames)
 804                 local->ops->allow_buffered_frames(&local->hw, &sta->sta,
 805                                                   tids, num_frames, reason,
 806                                                   more_data);
 807         trace_drv_return_void(local);
 808 }
 809
 810 static inline void drv_mgd_prepare_tx(struct ieee80211_local *local,
 811                                       struct ieee80211_sub_if_data *sdata)
 812 {
 813         might_sleep();
 814
 815         if (!check_sdata_in_driver(sdata))
 816                 return;
 817         WARN_ON_ONCE(sdata->vif.type != NL80211_IFTYPE_STATION);
 818
 819         trace_drv_mgd_prepare_tx(local, sdata);
 820         if (local->ops->mgd_prepare_tx)
 821                 local->ops->mgd_prepare_tx(&local->hw, &sdata->vif);
 822         trace_drv_return_void(local);
 823 }
 824
 825 static inline void
 826 drv_mgd_protect_tdls_discover(struct ieee80211_local *local,
 827                               struct ieee80211_sub_if_data *sdata)
 828 {
 829         might_sleep();
 830
 831         if (!check_sdata_in_driver(sdata))
 832                 return;
 833         WARN_ON_ONCE(sdata->vif.type != NL80211_IFTYPE_STATION);
 834
 835         trace_drv_mgd_protect_tdls_discover(local, sdata);
 836         if (local->ops->mgd_protect_tdls_discover)
 837                 local->ops->mgd_protect_tdls_discover(&local->hw, &sdata->vif);
 838         trace_drv_return_void(local);
 839 }
 840
 841 static inline int drv_add_chanctx(struct ieee80211_local *local,
 842                                   struct ieee80211_chanctx *ctx)
 843 {
 844         int ret = -EOPNOTSUPP;
 845
 846         might_sleep();
 847
 848         trace_drv_add_chanctx(local, ctx);
 849         if (local->ops->add_chanctx)
 850                 ret = local->ops->add_chanctx(&local->hw, &ctx->conf);
 851         trace_drv_return_int(local, ret);
 852         if (!ret)
 853                 ctx->driver_present = true;
 854
 855         return ret;
 856 }
 857
 858 static inline void drv_remove_chanctx(struct ieee80211_local *local,
 859                                       struct ieee80211_chanctx *ctx)
 860 {
 861         might_sleep();
 862
 863         if (WARN_ON(!ctx->driver_present))
 864                 return;
 865
 866         trace_drv_remove_chanctx(local, ctx);
 867         if (local->ops->remove_chanctx)
 868                 local->ops->remove_chanctx(&local->hw, &ctx->conf);
 869         trace_drv_return_void(local);
 870         ctx->driver_present = false;
 871 }
 872
 873 static inline void drv_change_chanctx(struct ieee80211_local *local,
 874                                       struct ieee80211_chanctx *ctx,
 875                                       u32 changed)
 876 {
 877         might_sleep();
 878
 879         trace_drv_change_chanctx(local, ctx, changed);
 880         if (local->ops->change_chanctx) {
 881                 WARN_ON_ONCE(!ctx->driver_present);
 882                 local->ops->change_chanctx(&local->hw, &ctx->conf, changed);
 883         }
 884         trace_drv_return_void(local);
 885 }
 886
 887 static inline int drv_assign_vif_chanctx(struct ieee80211_local *local,
 888                                          struct ieee80211_sub_if_data *sdata,
 889                                          struct ieee80211_chanctx *ctx)
 890 {
 891         int ret = 0;
 892
 893         if (!check_sdata_in_driver(sdata))
 894                 return -EIO;
 895
 896         trace_drv_assign_vif_chanctx(local, sdata, ctx);
 897         if (local->ops->assign_vif_chanctx) {
 898                 WARN_ON_ONCE(!ctx->driver_present);
 899                 ret = local->ops->assign_vif_chanctx(&local->hw,
 900                                                      &sdata->vif,
 901                                                      &ctx->conf);
 902         }
 903         trace_drv_return_int(local, ret);
 904
 905         return ret;
 906 }
 907
 908 static inline void drv_unassign_vif_chanctx(struct ieee80211_local *local,
 909                                             struct ieee80211_sub_if_data *sdata,
 910                                             struct ieee80211_chanctx *ctx)
 911 {
 912         might_sleep();
 913
 914         if (!check_sdata_in_driver(sdata))
 915                 return;
 916
 917         trace_drv_unassign_vif_chanctx(local, sdata, ctx);
 918         if (local->ops->unassign_vif_chanctx) {
 919                 WARN_ON_ONCE(!ctx->driver_present);
 920                 local->ops->unassign_vif_chanctx(&local->hw,
 921                                                  &sdata->vif,
 922                                                  &ctx->conf);
 923         }
 924         trace_drv_return_void(local);
 925 }
 926
 927 int drv_switch_vif_chanctx(struct ieee80211_local *local,
 928                            struct ieee80211_vif_chanctx_switch *vifs,
 929                            int n_vifs, enum ieee80211_chanctx_switch_mode mode);
 930
 931 static inline int drv_start_ap(struct ieee80211_local *local,
 932                                struct ieee80211_sub_if_data *sdata)
 933 {
 934         int ret = 0;
 935
 936         might_sleep();
 937
 938         if (!check_sdata_in_driver(sdata))
 939                 return -EIO;
 940
 941         trace_drv_start_ap(local, sdata, &sdata->vif.bss_conf);
 942         if (local->ops->start_ap)
 943                 ret = local->ops->start_ap(&local->hw, &sdata->vif);
 944         trace_drv_return_int(local, ret);
 945         return ret;
 946 }
 947
 948 static inline void drv_stop_ap(struct ieee80211_local *local,
 949                                struct ieee80211_sub_if_data *sdata)
 950 {
 951         if (!check_sdata_in_driver(sdata))
 952                 return;
 953
 954         trace_drv_stop_ap(local, sdata);
 955         if (local->ops->stop_ap)
 956                 local->ops->stop_ap(&local->hw, &sdata->vif);
 957         trace_drv_return_void(local);
 958 }
 959
 960 static inline void
 961 drv_reconfig_complete(struct ieee80211_local *local,
 962                       enum ieee80211_reconfig_type reconfig_type)
 963 {
 964         might_sleep();
 965
 966         trace_drv_reconfig_complete(local, reconfig_type);
 967         if (local->ops->reconfig_complete)
 968                 local->ops->reconfig_complete(&local->hw, reconfig_type);
 969         trace_drv_return_void(local);
 970 }
 971
 972 static inline void
 973 drv_set_default_unicast_key(struct ieee80211_local *local,
 974                             struct ieee80211_sub_if_data *sdata,
 975                             int key_idx)
 976 {
 977         if (!check_sdata_in_driver(sdata))
 978                 return;
 979
 980         WARN_ON_ONCE(key_idx < -1 || key_idx > 3);
 981
 982         trace_drv_set_default_unicast_key(local, sdata, key_idx);
 983         if (local->ops->set_default_unicast_key)
 984                 local->ops->set_default_unicast_key(&local->hw, &sdata->vif,
 985                                                     key_idx);
 986         trace_drv_return_void(local);
 987 }
 988
 989 #if IS_ENABLED(CONFIG_IPV6)
 990 static inline void drv_ipv6_addr_change(struct ieee80211_local *local,
 991                                         struct ieee80211_sub_if_data *sdata,
 992                                         struct inet6_dev *idev)
 993 {
 994         trace_drv_ipv6_addr_change(local, sdata);
 995         if (local->ops->ipv6_addr_change)
 996                 local->ops->ipv6_addr_change(&local->hw, &sdata->vif, idev);
 997         trace_drv_return_void(local);
 998 }
 999 #endif
1000
1001 static inline void
1002 drv_channel_switch_beacon(struct ieee80211_sub_if_data *sdata,
1003                           struct cfg80211_chan_def *chandef)
1004 {
1005         struct ieee80211_local *local = sdata->local;
1006
1007         if (local->ops->channel_switch_beacon) {
1008                 trace_drv_channel_switch_beacon(local, sdata, chandef);
1009                 local->ops->channel_switch_beacon(&local->hw, &sdata->vif,
1010                                                   chandef);
1011         }
1012 }
1013
1014 static inline int
1015 drv_pre_channel_switch(struct ieee80211_sub_if_data *sdata,
1016                        struct ieee80211_channel_switch *ch_switch)
1017 {
1018         struct ieee80211_local *local = sdata->local;
1019         int ret = 0;
1020
1021         if (!check_sdata_in_driver(sdata))
1022                 return -EIO;
1023
1024         trace_drv_pre_channel_switch(local, sdata, ch_switch);
1025         if (local->ops->pre_channel_switch)
1026                 ret = local->ops->pre_channel_switch(&local->hw, &sdata->vif,
1027                                                      ch_switch);
1028         trace_drv_return_int(local, ret);
1029         return ret;
1030 }
1031
1032 static inline int
1033 drv_post_channel_switch(struct ieee80211_sub_if_data *sdata)
1034 {
1035         struct ieee80211_local *local = sdata->local;
1036         int ret = 0;
1037
1038         if (!check_sdata_in_driver(sdata))
1039                 return -EIO;
1040
1041         trace_drv_post_channel_switch(local, sdata);
1042         if (local->ops->post_channel_switch)
1043                 ret = local->ops->post_channel_switch(&local->hw, &sdata->vif);
1044         trace_drv_return_int(local, ret);
1045         return ret;
1046 }
1047
1048 static inline int drv_join_ibss(struct ieee80211_local *local,
1049                                 struct ieee80211_sub_if_data *sdata)
1050 {
1051         int ret = 0;
1052
1053         might_sleep();
1054         if (!check_sdata_in_driver(sdata))
1055                 return -EIO;
1056
1057         trace_drv_join_ibss(local, sdata, &sdata->vif.bss_conf);
1058         if (local->ops->join_ibss)
1059                 ret = local->ops->join_ibss(&local->hw, &sdata->vif);
1060         trace_drv_return_int(local, ret);
1061         return ret;
1062 }
1063
1064 static inline void drv_leave_ibss(struct ieee80211_local *local,
1065                                   struct ieee80211_sub_if_data *sdata)
1066 {
1067         might_sleep();
1068         if (!check_sdata_in_driver(sdata))
1069                 return;
1070
1071         trace_drv_leave_ibss(local, sdata);
1072         if (local->ops->leave_ibss)
1073                 local->ops->leave_ibss(&local->hw, &sdata->vif);
1074         trace_drv_return_void(local);
1075 }
1076
1077 static inline u32 drv_get_expected_throughput(struct ieee80211_local *local,
1078                                               struct sta_info *sta)
1079 {
1080         u32 ret = 0;
1081
1082         trace_drv_get_expected_throughput(&sta->sta);
1083         if (local->ops->get_expected_throughput && sta->uploaded)
1084                 ret = local->ops->get_expected_throughput(&local->hw, &sta->sta);
1085         trace_drv_return_u32(local, ret);
1086
1087         return ret;
1088 }
1089
1090 static inline int drv_get_txpower(struct ieee80211_local *local,
1091                                   struct ieee80211_sub_if_data *sdata, int *dbm)
1092 {
1093         int ret;
1094
1095         if (!local->ops->get_txpower)
1096                 return -EOPNOTSUPP;
1097
1098         ret = local->ops->get_txpower(&local->hw, &sdata->vif, dbm);
1099         trace_drv_get_txpower(local, sdata, *dbm, ret);
1100
1101         return ret;
1102 }
1103
1104 static inline int
1105 drv_tdls_channel_switch(struct ieee80211_local *local,
1106                         struct ieee80211_sub_if_data *sdata,
1107                         struct ieee80211_sta *sta, u8 oper_class,
1108                         struct cfg80211_chan_def *chandef,
1109                         struct sk_buff *tmpl_skb, u32 ch_sw_tm_ie)
1110 {
1111         int ret;
1112
1113         might_sleep();
1114         if (!check_sdata_in_driver(sdata))
1115                 return -EIO;
1116
1117         if (!local->ops->tdls_channel_switch)
1118                 return -EOPNOTSUPP;
1119
1120         trace_drv_tdls_channel_switch(local, sdata, sta, oper_class, chandef);
1121         ret = local->ops->tdls_channel_switch(&local->hw, &sdata->vif, sta,
1122                                               oper_class, chandef, tmpl_skb,
1123                                               ch_sw_tm_ie);
1124         trace_drv_return_int(local, ret);
1125         return ret;
1126 }
1127
1128 static inline void
1129 drv_tdls_cancel_channel_switch(struct ieee80211_local *local,
1130                                struct ieee80211_sub_if_data *sdata,
1131                                struct ieee80211_sta *sta)
1132 {
1133         might_sleep();
1134         if (!check_sdata_in_driver(sdata))
1135                 return;
1136
1137         if (!local->ops->tdls_cancel_channel_switch)
1138                 return;
1139
1140         trace_drv_tdls_cancel_channel_switch(local, sdata, sta);
1141         local->ops->tdls_cancel_channel_switch(&local->hw, &sdata->vif, sta);
1142         trace_drv_return_void(local);
1143 }
1144
1145 static inline void
1146 drv_tdls_recv_channel_switch(struct ieee80211_local *local,
1147                              struct ieee80211_sub_if_data *sdata,
1148                              struct ieee80211_tdls_ch_sw_params *params)
1149 {
1150         trace_drv_tdls_recv_channel_switch(local, sdata, params);
1151         if (local->ops->tdls_recv_channel_switch)
1152                 local->ops->tdls_recv_channel_switch(&local->hw, &sdata->vif,
1153                                                      params);
1154         trace_drv_return_void(local);
1155 }
1156
1157 static inline void drv_wake_tx_queue(struct ieee80211_local *local,
1158                                      struct txq_info *txq)
1159 {
1160         struct ieee80211_sub_if_data *sdata = vif_to_sdata(txq->txq.vif);
1161
1162         if (!check_sdata_in_driver(sdata))
1163                 return;
1164
1165         trace_drv_wake_tx_queue(local, sdata, txq);
1166         local->ops->wake_tx_queue(&local->hw, &txq->txq);
1167 }
1168
1169 static inline int drv_start_nan(struct ieee80211_local *local,
1170                                 struct ieee80211_sub_if_data *sdata,
1171                                 struct cfg80211_nan_conf *conf)
1172 {
1173         int ret;
1174
1175         might_sleep();
1176         check_sdata_in_driver(sdata);
1177
1178         trace_drv_start_nan(local, sdata, conf);
1179         ret = local->ops->start_nan(&local->hw, &sdata->vif, conf);
1180         trace_drv_return_int(local, ret);
1181         return ret;
1182 }
1183
1184 static inline void drv_stop_nan(struct ieee80211_local *local,
1185                                 struct ieee80211_sub_if_data *sdata)
1186 {
1187         might_sleep();
1188         check_sdata_in_driver(sdata);
1189
1190         trace_drv_stop_nan(local, sdata);
1191         local->ops->stop_nan(&local->hw, &sdata->vif);
1192         trace_drv_return_void(local);
1193 }
1194
1195 static inline int drv_nan_change_conf(struct ieee80211_local *local,
1196                                        struct ieee80211_sub_if_data *sdata,
1197                                        struct cfg80211_nan_conf *conf,
1198                                        u32 changes)
1199 {
1200         int ret;
1201
1202         might_sleep();
1203         check_sdata_in_driver(sdata);
1204
1205         if (!local->ops->nan_change_conf)
1206                 return -EOPNOTSUPP;
1207
1208         trace_drv_nan_change_conf(local, sdata, conf, changes);
1209         ret = local->ops->nan_change_conf(&local->hw, &sdata->vif, conf,
1210                                           changes);
1211         trace_drv_return_int(local, ret);
1212
1213         return ret;
1214 }
1215
1216 static inline int drv_add_nan_func(struct ieee80211_local *local,
1217                                    struct ieee80211_sub_if_data *sdata,
1218                                    const struct cfg80211_nan_func *nan_func)
1219 {
1220         int ret;
1221
1222         might_sleep();
1223         check_sdata_in_driver(sdata);
1224
1225         if (!local->ops->add_nan_func)
1226                 return -EOPNOTSUPP;
1227
1228         trace_drv_add_nan_func(local, sdata, nan_func);
1229         ret = local->ops->add_nan_func(&local->hw, &sdata->vif, nan_func);
1230         trace_drv_return_int(local, ret);
1231
1232         return ret;
1233 }
1234
1235 static inline void drv_del_nan_func(struct ieee80211_local *local,
1236                                    struct ieee80211_sub_if_data *sdata,
1237                                    u8 instance_id)
1238 {
1239         might_sleep();
1240         check_sdata_in_driver(sdata);
1241
1242         trace_drv_del_nan_func(local, sdata, instance_id);
1243         if (local->ops->del_nan_func)
1244                 local->ops->del_nan_func(&local->hw, &sdata->vif, instance_id);
1245         trace_drv_return_void(local);
1246 }
1247
1248 #endif /* __MAC80211_DRIVER_OPS */