net/mac80211/driver-ops.h

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