net/mac80211/driver-ops.h

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