net/mac80211/driver-ops.h

   1 #ifndef __MAC80211_DRIVER_OPS
   2 #define __MAC80211_DRIVER_OPS
   3
   4 #include <net/mac80211.h>
   5 #include "ieee80211_i.h"
   6 #include "trace.h"
   7
   8 static inline bool check_sdata_in_driver(struct ieee80211_sub_if_data *sdata)
   9 {
  10         return !WARN(!(sdata->flags & IEEE80211_SDATA_IN_DRIVER),
  11                      "%s:  Failed check-sdata-in-driver check, flags: 0x%x\n",
  12                      sdata->dev ? sdata->dev->name : sdata->name, sdata->flags);
  13 }
  14
  15 static inline struct ieee80211_sub_if_data *
  16 get_bss_sdata(struct ieee80211_sub_if_data *sdata)
  17 {
  18         if (sdata->vif.type == NL80211_IFTYPE_AP_VLAN)
  19                 sdata = container_of(sdata->bss, struct ieee80211_sub_if_data,
  20                                      u.ap);
  21
  22         return sdata;
  23 }
  24
  25 static inline void drv_tx(struct ieee80211_local *local,
  26                           struct ieee80211_tx_control *control,
  27                           struct sk_buff *skb)
  28 {
  29         local->ops->tx(&local->hw, control, skb);
  30 }
  31
  32 static inline void drv_get_et_strings(struct ieee80211_sub_if_data *sdata,
  33                                       u32 sset, u8 *data)
  34 {
  35         struct ieee80211_local *local = sdata->local;
  36         if (local->ops->get_et_strings) {
  37                 trace_drv_get_et_strings(local, sset);
  38                 local->ops->get_et_strings(&local->hw, &sdata->vif, sset, data);
  39                 trace_drv_return_void(local);
  40         }
  41 }
  42
  43 static inline void drv_get_et_stats(struct ieee80211_sub_if_data *sdata,
  44                                     struct ethtool_stats *stats,
  45                                     u64 *data)
  46 {
  47         struct ieee80211_local *local = sdata->local;
  48         if (local->ops->get_et_stats) {
  49                 trace_drv_get_et_stats(local);
  50                 local->ops->get_et_stats(&local->hw, &sdata->vif, stats, data);
  51                 trace_drv_return_void(local);
  52         }
  53 }
  54
  55 static inline int drv_get_et_sset_count(struct ieee80211_sub_if_data *sdata,
  56                                         int sset)
  57 {
  58         struct ieee80211_local *local = sdata->local;
  59         int rv = 0;
  60         if (local->ops->get_et_sset_count) {
  61                 trace_drv_get_et_sset_count(local, sset);
  62                 rv = local->ops->get_et_sset_count(&local->hw, &sdata->vif,
  63                                                    sset);
  64                 trace_drv_return_int(local, rv);
  65         }
  66         return rv;
  67 }
  68
  69 int drv_start(struct ieee80211_local *local);
  70 void drv_stop(struct ieee80211_local *local);
  71
  72 #ifdef CONFIG_PM
  73 static inline int drv_suspend(struct ieee80211_local *local,
  74                               struct cfg80211_wowlan *wowlan)
  75 {
  76         int ret;
  77
  78         might_sleep();
  79
  80         trace_drv_suspend(local);
  81         ret = local->ops->suspend(&local->hw, wowlan);
  82         trace_drv_return_int(local, ret);
  83         return ret;
  84 }
  85
  86 static inline int drv_resume(struct ieee80211_local *local)
  87 {
  88         int ret;
  89
  90         might_sleep();
  91
  92         trace_drv_resume(local);
  93         ret = local->ops->resume(&local->hw);
  94         trace_drv_return_int(local, ret);
  95         return ret;
  96 }
  97
  98 static inline void drv_set_wakeup(struct ieee80211_local *local,
  99                                   bool enabled)
 100 {
 101         might_sleep();
 102
 103         if (!local->ops->set_wakeup)
 104                 return;
 105
 106         trace_drv_set_wakeup(local, enabled);
 107         local->ops->set_wakeup(&local->hw, enabled);
 108         trace_drv_return_void(local);
 109 }
 110 #endif
 111
 112 int drv_add_interface(struct ieee80211_local *local,
 113                       struct ieee80211_sub_if_data *sdata);
 114
 115 int drv_change_interface(struct ieee80211_local *local,
 116                          struct ieee80211_sub_if_data *sdata,
 117                          enum nl80211_iftype type, bool p2p);
 118
 119 void drv_remove_interface(struct ieee80211_local *local,
 120                           struct ieee80211_sub_if_data *sdata);
 121
 122 static inline int drv_config(struct ieee80211_local *local, u32 changed)
 123 {
 124         int ret;
 125
 126         might_sleep();
 127
 128         trace_drv_config(local, changed);
 129         ret = local->ops->config(&local->hw, changed);
 130         trace_drv_return_int(local, ret);
 131         return ret;
 132 }
 133
 134 static inline void drv_bss_info_changed(struct ieee80211_local *local,
 135                                         struct ieee80211_sub_if_data *sdata,
 136                                         struct ieee80211_bss_conf *info,
 137                                         u32 changed)
 138 {
 139         might_sleep();
 140
 141         if (WARN_ON_ONCE(changed & (BSS_CHANGED_BEACON |
 142                                     BSS_CHANGED_BEACON_ENABLED) &&
 143                          sdata->vif.type != NL80211_IFTYPE_AP &&
 144                          sdata->vif.type != NL80211_IFTYPE_ADHOC &&
 145                          sdata->vif.type != NL80211_IFTYPE_MESH_POINT &&
 146                          sdata->vif.type != NL80211_IFTYPE_OCB))
 147                 return;
 148
 149         if (WARN_ON_ONCE(sdata->vif.type == NL80211_IFTYPE_P2P_DEVICE ||
 150                          sdata->vif.type == NL80211_IFTYPE_MONITOR))
 151                 return;
 152
 153         if (!check_sdata_in_driver(sdata))
 154                 return;
 155
 156         trace_drv_bss_info_changed(local, sdata, info, changed);
 157         if (local->ops->bss_info_changed)
 158                 local->ops->bss_info_changed(&local->hw, &sdata->vif, info, changed);
 159         trace_drv_return_void(local);
 160 }
 161
 162 static inline u64 drv_prepare_multicast(struct ieee80211_local *local,
 163                                         struct netdev_hw_addr_list *mc_list)
 164 {
 165         u64 ret = 0;
 166
 167         trace_drv_prepare_multicast(local, mc_list->count);
 168
 169         if (local->ops->prepare_multicast)
 170                 ret = local->ops->prepare_multicast(&local->hw, mc_list);
 171
 172         trace_drv_return_u64(local, ret);
 173
 174         return ret;
 175 }
 176
 177 static inline void drv_configure_filter(struct ieee80211_local *local,
 178                                         unsigned int changed_flags,
 179                                         unsigned int *total_flags,
 180                                         u64 multicast)
 181 {
 182         might_sleep();
 183
 184         trace_drv_configure_filter(local, changed_flags, total_flags,
 185                                    multicast);
 186         local->ops->configure_filter(&local->hw, changed_flags, total_flags,
 187                                      multicast);
 188         trace_drv_return_void(local);
 189 }
 190
 191 static inline void drv_config_iface_filter(struct ieee80211_local *local,
 192                                            struct ieee80211_sub_if_data *sdata,
 193                                            unsigned int filter_flags,
 194                                            unsigned int changed_flags)
 195 {
 196         might_sleep();
 197
 198         trace_drv_config_iface_filter(local, sdata, filter_flags,
 199                                       changed_flags);
 200         if (local->ops->config_iface_filter)
 201                 local->ops->config_iface_filter(&local->hw, &sdata->vif,
 202                                                 filter_flags,
 203                                                 changed_flags);
 204         trace_drv_return_void(local);
 205 }
 206
 207 static inline int drv_set_tim(struct ieee80211_local *local,
 208                               struct ieee80211_sta *sta, bool set)
 209 {
 210         int ret = 0;
 211         trace_drv_set_tim(local, sta, set);
 212         if (local->ops->set_tim)
 213                 ret = local->ops->set_tim(&local->hw, sta, set);
 214         trace_drv_return_int(local, ret);
 215         return ret;
 216 }
 217
 218 static inline int drv_set_key(struct ieee80211_local *local,
 219                               enum set_key_cmd cmd,
 220                               struct ieee80211_sub_if_data *sdata,
 221                               struct ieee80211_sta *sta,
 222                               struct ieee80211_key_conf *key)
 223 {
 224         int ret;
 225
 226         might_sleep();
 227
 228         sdata = get_bss_sdata(sdata);
 229         if (!check_sdata_in_driver(sdata))
 230                 return -EIO;
 231
 232         trace_drv_set_key(local, cmd, sdata, sta, key);
 233         ret = local->ops->set_key(&local->hw, cmd, &sdata->vif, sta, key);
 234         trace_drv_return_int(local, ret);
 235         return ret;
 236 }
 237
 238 static inline void drv_update_tkip_key(struct ieee80211_local *local,
 239                                        struct ieee80211_sub_if_data *sdata,
 240                                        struct ieee80211_key_conf *conf,
 241                                        struct sta_info *sta, u32 iv32,
 242                                        u16 *phase1key)
 243 {
 244         struct ieee80211_sta *ista = NULL;
 245
 246         if (sta)
 247                 ista = &sta->sta;
 248
 249         sdata = get_bss_sdata(sdata);
 250         if (!check_sdata_in_driver(sdata))
 251                 return;
 252
 253         trace_drv_update_tkip_key(local, sdata, conf, ista, iv32);
 254         if (local->ops->update_tkip_key)
 255                 local->ops->update_tkip_key(&local->hw, &sdata->vif, conf,
 256                                             ista, iv32, phase1key);
 257         trace_drv_return_void(local);
 258 }
 259
 260 static inline int drv_hw_scan(struct ieee80211_local *local,
 261                               struct ieee80211_sub_if_data *sdata,
 262                               struct ieee80211_scan_request *req)
 263 {
 264         int ret;
 265
 266         might_sleep();
 267
 268         if (!check_sdata_in_driver(sdata))
 269                 return -EIO;
 270
 271         trace_drv_hw_scan(local, sdata);
 272         ret = local->ops->hw_scan(&local->hw, &sdata->vif, req);
 273         trace_drv_return_int(local, ret);
 274         return ret;
 275 }
 276
 277 static inline void drv_cancel_hw_scan(struct ieee80211_local *local,
 278                                       struct ieee80211_sub_if_data *sdata)
 279 {
 280         might_sleep();
 281
 282         if (!check_sdata_in_driver(sdata))
 283                 return;
 284
 285         trace_drv_cancel_hw_scan(local, sdata);
 286         local->ops->cancel_hw_scan(&local->hw, &sdata->vif);
 287         trace_drv_return_void(local);
 288 }
 289
 290 static inline int
 291 drv_sched_scan_start(struct ieee80211_local *local,
 292                      struct ieee80211_sub_if_data *sdata,
 293                      struct cfg80211_sched_scan_request *req,
 294                      struct ieee80211_scan_ies *ies)
 295 {
 296         int ret;
 297
 298         might_sleep();
 299
 300         if (!check_sdata_in_driver(sdata))
 301                 return -EIO;
 302
 303         trace_drv_sched_scan_start(local, sdata);
 304         ret = local->ops->sched_scan_start(&local->hw, &sdata->vif,
 305                                               req, ies);
 306         trace_drv_return_int(local, ret);
 307         return ret;
 308 }
 309
 310 static inline int drv_sched_scan_stop(struct ieee80211_local *local,
 311                                       struct ieee80211_sub_if_data *sdata)
 312 {
 313         int ret;
 314
 315         might_sleep();
 316
 317         if (!check_sdata_in_driver(sdata))
 318                 return -EIO;
 319
 320         trace_drv_sched_scan_stop(local, sdata);
 321         ret = local->ops->sched_scan_stop(&local->hw, &sdata->vif);
 322         trace_drv_return_int(local, ret);
 323
 324         return ret;
 325 }
 326
 327 static inline void drv_sw_scan_start(struct ieee80211_local *local,
 328                                      struct ieee80211_sub_if_data *sdata,
 329                                      const u8 *mac_addr)
 330 {
 331         might_sleep();
 332
 333         trace_drv_sw_scan_start(local, sdata, mac_addr);
 334         if (local->ops->sw_scan_start)
 335                 local->ops->sw_scan_start(&local->hw, &sdata->vif, mac_addr);
 336         trace_drv_return_void(local);
 337 }
 338
 339 static inline void drv_sw_scan_complete(struct ieee80211_local *local,
 340                                         struct ieee80211_sub_if_data *sdata)
 341 {
 342         might_sleep();
 343
 344         trace_drv_sw_scan_complete(local, sdata);
 345         if (local->ops->sw_scan_complete)
 346                 local->ops->sw_scan_complete(&local->hw, &sdata->vif);
 347         trace_drv_return_void(local);
 348 }
 349
 350 static inline int drv_get_stats(struct ieee80211_local *local,
 351                                 struct ieee80211_low_level_stats *stats)
 352 {
 353         int ret = -EOPNOTSUPP;
 354
 355         might_sleep();
 356
 357         if (local->ops->get_stats)
 358                 ret = local->ops->get_stats(&local->hw, stats);
 359         trace_drv_get_stats(local, stats, ret);
 360
 361         return ret;
 362 }
 363
 364 static inline void drv_get_key_seq(struct ieee80211_local *local,
 365                                    struct ieee80211_key *key,
 366                                    struct ieee80211_key_seq *seq)
 367 {
 368         if (local->ops->get_key_seq)
 369                 local->ops->get_key_seq(&local->hw, &key->conf, seq);
 370         trace_drv_get_key_seq(local, &key->conf);
 371 }
 372
 373 static inline int drv_set_frag_threshold(struct ieee80211_local *local,
 374                                         u32 value)
 375 {
 376         int ret = 0;
 377
 378         might_sleep();
 379
 380         trace_drv_set_frag_threshold(local, value);
 381         if (local->ops->set_frag_threshold)
 382                 ret = local->ops->set_frag_threshold(&local->hw, value);
 383         trace_drv_return_int(local, ret);
 384         return ret;
 385 }
 386
 387 static inline int drv_set_rts_threshold(struct ieee80211_local *local,
 388                                         u32 value)
 389 {
 390         int ret = 0;
 391
 392         might_sleep();
 393
 394         trace_drv_set_rts_threshold(local, value);
 395         if (local->ops->set_rts_threshold)
 396                 ret = local->ops->set_rts_threshold(&local->hw, value);
 397         trace_drv_return_int(local, ret);
 398         return ret;
 399 }
 400
 401 static inline int drv_set_coverage_class(struct ieee80211_local *local,
 402                                          s16 value)
 403 {
 404         int ret = 0;
 405         might_sleep();
 406
 407         trace_drv_set_coverage_class(local, value);
 408         if (local->ops->set_coverage_class)
 409                 local->ops->set_coverage_class(&local->hw, value);
 410         else
 411                 ret = -EOPNOTSUPP;
 412
 413         trace_drv_return_int(local, ret);
 414         return ret;
 415 }
 416
 417 static inline void drv_sta_notify(struct ieee80211_local *local,
 418                                   struct ieee80211_sub_if_data *sdata,
 419                                   enum sta_notify_cmd cmd,
 420                                   struct ieee80211_sta *sta)
 421 {
 422         sdata = get_bss_sdata(sdata);
 423         if (!check_sdata_in_driver(sdata))
 424                 return;
 425
 426         trace_drv_sta_notify(local, sdata, cmd, sta);
 427         if (local->ops->sta_notify)
 428                 local->ops->sta_notify(&local->hw, &sdata->vif, cmd, sta);
 429         trace_drv_return_void(local);
 430 }
 431
 432 static inline int drv_sta_add(struct ieee80211_local *local,
 433                               struct ieee80211_sub_if_data *sdata,
 434                               struct ieee80211_sta *sta)
 435 {
 436         int ret = 0;
 437
 438         might_sleep();
 439
 440         sdata = get_bss_sdata(sdata);
 441         if (!check_sdata_in_driver(sdata))
 442                 return -EIO;
 443
 444         trace_drv_sta_add(local, sdata, sta);
 445         if (local->ops->sta_add)
 446                 ret = local->ops->sta_add(&local->hw, &sdata->vif, sta);
 447
 448         trace_drv_return_int(local, ret);
 449
 450         return ret;
 451 }
 452
 453 static inline void drv_sta_remove(struct ieee80211_local *local,
 454                                   struct ieee80211_sub_if_data *sdata,
 455                                   struct ieee80211_sta *sta)
 456 {
 457         might_sleep();
 458
 459         sdata = get_bss_sdata(sdata);
 460         if (!check_sdata_in_driver(sdata))
 461                 return;
 462
 463         trace_drv_sta_remove(local, sdata, sta);
 464         if (local->ops->sta_remove)
 465                 local->ops->sta_remove(&local->hw, &sdata->vif, sta);
 466
 467         trace_drv_return_void(local);
 468 }
 469
 470 #ifdef CONFIG_MAC80211_DEBUGFS
 471 static inline void drv_sta_add_debugfs(struct ieee80211_local *local,
 472                                        struct ieee80211_sub_if_data *sdata,
 473                                        struct ieee80211_sta *sta,
 474                                        struct dentry *dir)
 475 {
 476         might_sleep();
 477
 478         sdata = get_bss_sdata(sdata);
 479         if (!check_sdata_in_driver(sdata))
 480                 return;
 481
 482         if (local->ops->sta_add_debugfs)
 483                 local->ops->sta_add_debugfs(&local->hw, &sdata->vif,
 484                                             sta, dir);
 485 }
 486
 487 static inline void drv_sta_remove_debugfs(struct ieee80211_local *local,
 488                                           struct ieee80211_sub_if_data *sdata,
 489                                           struct ieee80211_sta *sta,
 490                                           struct dentry *dir)
 491 {
 492         might_sleep();
 493
 494         sdata = get_bss_sdata(sdata);
 495         check_sdata_in_driver(sdata);
 496
 497         if (local->ops->sta_remove_debugfs)
 498                 local->ops->sta_remove_debugfs(&local->hw, &sdata->vif,
 499                                                sta, dir);
 500 }
 501 #endif
 502
 503 static inline void drv_sta_pre_rcu_remove(struct ieee80211_local *local,
 504                                           struct ieee80211_sub_if_data *sdata,
 505                                           struct sta_info *sta)
 506 {
 507         might_sleep();
 508
 509         sdata = get_bss_sdata(sdata);
 510         if (!check_sdata_in_driver(sdata))
 511                 return;
 512
 513         trace_drv_sta_pre_rcu_remove(local, sdata, &sta->sta);
 514         if (local->ops->sta_pre_rcu_remove)
 515                 local->ops->sta_pre_rcu_remove(&local->hw, &sdata->vif,
 516                                                &sta->sta);
 517         trace_drv_return_void(local);
 518 }
 519
 520 __must_check
 521 int drv_sta_state(struct ieee80211_local *local,
 522                   struct ieee80211_sub_if_data *sdata,
 523                   struct sta_info *sta,
 524                   enum ieee80211_sta_state old_state,
 525                   enum ieee80211_sta_state new_state);
 526
 527 void drv_sta_rc_update(struct ieee80211_local *local,
 528                        struct ieee80211_sub_if_data *sdata,
 529                        struct ieee80211_sta *sta, u32 changed);
 530
 531 static inline void drv_sta_rate_tbl_update(struct ieee80211_local *local,
 532                                            struct ieee80211_sub_if_data *sdata,
 533                                            struct ieee80211_sta *sta)
 534 {
 535         sdata = get_bss_sdata(sdata);
 536         if (!check_sdata_in_driver(sdata))
 537                 return;
 538
 539         trace_drv_sta_rate_tbl_update(local, sdata, sta);
 540         if (local->ops->sta_rate_tbl_update)
 541                 local->ops->sta_rate_tbl_update(&local->hw, &sdata->vif, sta);
 542
 543         trace_drv_return_void(local);
 544 }
 545
 546 static inline void drv_sta_statistics(struct ieee80211_local *local,
 547                                       struct ieee80211_sub_if_data *sdata,
 548                                       struct ieee80211_sta *sta,
 549                                       struct station_info *sinfo)
 550 {
 551         sdata = get_bss_sdata(sdata);
 552         if (!check_sdata_in_driver(sdata))
 553                 return;
 554
 555         trace_drv_sta_statistics(local, sdata, sta);
 556         if (local->ops->sta_statistics)
 557                 local->ops->sta_statistics(&local->hw, &sdata->vif, sta, sinfo);
 558         trace_drv_return_void(local);
 559 }
 560
 561 int drv_conf_tx(struct ieee80211_local *local,
 562                 struct ieee80211_sub_if_data *sdata, u16 ac,
 563                 const struct ieee80211_tx_queue_params *params);
 564
 565 u64 drv_get_tsf(struct ieee80211_local *local,
 566                 struct ieee80211_sub_if_data *sdata);
 567 void drv_set_tsf(struct ieee80211_local *local,
 568                  struct ieee80211_sub_if_data *sdata,
 569                  u64 tsf);
 570 void drv_reset_tsf(struct ieee80211_local *local,
 571                    struct ieee80211_sub_if_data *sdata);
 572
 573 static inline int drv_tx_last_beacon(struct ieee80211_local *local)
 574 {
 575         int ret = 0; /* default unsupported op for less congestion */
 576
 577         might_sleep();
 578
 579         trace_drv_tx_last_beacon(local);
 580         if (local->ops->tx_last_beacon)
 581                 ret = local->ops->tx_last_beacon(&local->hw);
 582         trace_drv_return_int(local, ret);
 583         return ret;
 584 }
 585
 586 int drv_ampdu_action(struct ieee80211_local *local,
 587                      struct ieee80211_sub_if_data *sdata,
 588                      enum ieee80211_ampdu_mlme_action action,
 589                      struct ieee80211_sta *sta, u16 tid,
 590                      u16 *ssn, u8 buf_size, bool amsdu);
 591
 592 static inline int drv_get_survey(struct ieee80211_local *local, int idx,
 593                                 struct survey_info *survey)
 594 {
 595         int ret = -EOPNOTSUPP;
 596
 597         trace_drv_get_survey(local, idx, survey);
 598
 599         if (local->ops->get_survey)
 600                 ret = local->ops->get_survey(&local->hw, idx, survey);
 601
 602         trace_drv_return_int(local, ret);
 603
 604         return ret;
 605 }
 606
 607 static inline void drv_rfkill_poll(struct ieee80211_local *local)
 608 {
 609         might_sleep();
 610
 611         if (local->ops->rfkill_poll)
 612                 local->ops->rfkill_poll(&local->hw);
 613 }
 614
 615 static inline void drv_flush(struct ieee80211_local *local,
 616                              struct ieee80211_sub_if_data *sdata,
 617                              u32 queues, bool drop)
 618 {
 619         struct ieee80211_vif *vif = sdata ? &sdata->vif : NULL;
 620
 621         might_sleep();
 622
 623         if (sdata && !check_sdata_in_driver(sdata))
 624                 return;
 625
 626         trace_drv_flush(local, queues, drop);
 627         if (local->ops->flush)
 628                 local->ops->flush(&local->hw, vif, queues, drop);
 629         trace_drv_return_void(local);
 630 }
 631
 632 static inline void drv_channel_switch(struct ieee80211_local *local,
 633                                       struct ieee80211_sub_if_data *sdata,
 634                                       struct ieee80211_channel_switch *ch_switch)
 635 {
 636         might_sleep();
 637
 638         trace_drv_channel_switch(local, sdata, ch_switch);
 639         local->ops->channel_switch(&local->hw, &sdata->vif, ch_switch);
 640         trace_drv_return_void(local);
 641 }
 642
 643
 644 static inline int drv_set_antenna(struct ieee80211_local *local,
 645                                   u32 tx_ant, u32 rx_ant)
 646 {
 647         int ret = -EOPNOTSUPP;
 648         might_sleep();
 649         if (local->ops->set_antenna)
 650                 ret = local->ops->set_antenna(&local->hw, tx_ant, rx_ant);
 651         trace_drv_set_antenna(local, tx_ant, rx_ant, ret);
 652         return ret;
 653 }
 654
 655 static inline int drv_get_antenna(struct ieee80211_local *local,
 656                                   u32 *tx_ant, u32 *rx_ant)
 657 {
 658         int ret = -EOPNOTSUPP;
 659         might_sleep();
 660         if (local->ops->get_antenna)
 661                 ret = local->ops->get_antenna(&local->hw, tx_ant, rx_ant);
 662         trace_drv_get_antenna(local, *tx_ant, *rx_ant, ret);
 663         return ret;
 664 }
 665
 666 static inline int drv_remain_on_channel(struct ieee80211_local *local,
 667                                         struct ieee80211_sub_if_data *sdata,
 668                                         struct ieee80211_channel *chan,
 669                                         unsigned int duration,
 670                                         enum ieee80211_roc_type type)
 671 {
 672         int ret;
 673
 674         might_sleep();
 675
 676         trace_drv_remain_on_channel(local, sdata, chan, duration, type);
 677         ret = local->ops->remain_on_channel(&local->hw, &sdata->vif,
 678                                             chan, duration, type);
 679         trace_drv_return_int(local, ret);
 680
 681         return ret;
 682 }
 683
 684 static inline int drv_cancel_remain_on_channel(struct ieee80211_local *local)
 685 {
 686         int ret;
 687
 688         might_sleep();
 689
 690         trace_drv_cancel_remain_on_channel(local);
 691         ret = local->ops->cancel_remain_on_channel(&local->hw);
 692         trace_drv_return_int(local, ret);
 693
 694         return ret;
 695 }
 696
 697 static inline int drv_set_ringparam(struct ieee80211_local *local,
 698                                     u32 tx, u32 rx)
 699 {
 700         int ret = -ENOTSUPP;
 701
 702         might_sleep();
 703
 704         trace_drv_set_ringparam(local, tx, rx);
 705         if (local->ops->set_ringparam)
 706                 ret = local->ops->set_ringparam(&local->hw, tx, rx);
 707         trace_drv_return_int(local, ret);
 708
 709         return ret;
 710 }
 711
 712 static inline void drv_get_ringparam(struct ieee80211_local *local,
 713                                      u32 *tx, u32 *tx_max, u32 *rx, u32 *rx_max)
 714 {
 715         might_sleep();
 716
 717         trace_drv_get_ringparam(local, tx, tx_max, rx, rx_max);
 718         if (local->ops->get_ringparam)
 719                 local->ops->get_ringparam(&local->hw, tx, tx_max, rx, rx_max);
 720         trace_drv_return_void(local);
 721 }
 722
 723 static inline bool drv_tx_frames_pending(struct ieee80211_local *local)
 724 {
 725         bool ret = false;
 726
 727         might_sleep();
 728
 729         trace_drv_tx_frames_pending(local);
 730         if (local->ops->tx_frames_pending)
 731                 ret = local->ops->tx_frames_pending(&local->hw);
 732         trace_drv_return_bool(local, ret);
 733
 734         return ret;
 735 }
 736
 737 static inline int drv_set_bitrate_mask(struct ieee80211_local *local,
 738                                        struct ieee80211_sub_if_data *sdata,
 739                                        const struct cfg80211_bitrate_mask *mask)
 740 {
 741         int ret = -EOPNOTSUPP;
 742
 743         might_sleep();
 744
 745         if (!check_sdata_in_driver(sdata))
 746                 return -EIO;
 747
 748         trace_drv_set_bitrate_mask(local, sdata, mask);
 749         if (local->ops->set_bitrate_mask)
 750                 ret = local->ops->set_bitrate_mask(&local->hw,
 751                                                    &sdata->vif, mask);
 752         trace_drv_return_int(local, ret);
 753
 754         return ret;
 755 }
 756
 757 static inline void drv_set_rekey_data(struct ieee80211_local *local,
 758                                       struct ieee80211_sub_if_data *sdata,
 759                                       struct cfg80211_gtk_rekey_data *data)
 760 {
 761         if (!check_sdata_in_driver(sdata))
 762                 return;
 763
 764         trace_drv_set_rekey_data(local, sdata, data);
 765         if (local->ops->set_rekey_data)
 766                 local->ops->set_rekey_data(&local->hw, &sdata->vif, data);
 767         trace_drv_return_void(local);
 768 }
 769
 770 static inline void drv_event_callback(struct ieee80211_local *local,
 771                                       struct ieee80211_sub_if_data *sdata,
 772                                       const struct ieee80211_event *event)
 773 {
 774         trace_drv_event_callback(local, sdata, event);
 775         if (local->ops->event_callback)
 776                 local->ops->event_callback(&local->hw, &sdata->vif, event);
 777         trace_drv_return_void(local);
 778 }
 779
 780 static inline void
 781 drv_release_buffered_frames(struct ieee80211_local *local,
 782                             struct sta_info *sta, u16 tids, int num_frames,
 783                             enum ieee80211_frame_release_type reason,
 784                             bool more_data)
 785 {
 786         trace_drv_release_buffered_frames(local, &sta->sta, tids, num_frames,
 787                                           reason, more_data);
 788         if (local->ops->release_buffered_frames)
 789                 local->ops->release_buffered_frames(&local->hw, &sta->sta, tids,
 790                                                     num_frames, reason,
 791                                                     more_data);
 792         trace_drv_return_void(local);
 793 }
 794
 795 static inline void
 796 drv_allow_buffered_frames(struct ieee80211_local *local,
 797                           struct sta_info *sta, u16 tids, int num_frames,
 798                           enum ieee80211_frame_release_type reason,
 799                           bool more_data)
 800 {
 801         trace_drv_allow_buffered_frames(local, &sta->sta, tids, num_frames,
 802                                         reason, more_data);
 803         if (local->ops->allow_buffered_frames)
 804                 local->ops->allow_buffered_frames(&local->hw, &sta->sta,
 805                                                   tids, num_frames, reason,
 806                                                   more_data);
 807         trace_drv_return_void(local);
 808 }
 809
 810 static inline void drv_mgd_prepare_tx(struct ieee80211_local *local,
 811                                       struct ieee80211_sub_if_data *sdata)
 812 {
 813         might_sleep();
 814
 815         if (!check_sdata_in_driver(sdata))
 816                 return;
 817         WARN_ON_ONCE(sdata->vif.type != NL80211_IFTYPE_STATION);
 818
 819         trace_drv_mgd_prepare_tx(local, sdata);
 820         if (local->ops->mgd_prepare_tx)
 821                 local->ops->mgd_prepare_tx(&local->hw, &sdata->vif);
 822         trace_drv_return_void(local);
 823 }
 824
 825 static inline void
 826 drv_mgd_protect_tdls_discover(struct ieee80211_local *local,
 827                               struct ieee80211_sub_if_data *sdata)
 828 {
 829         might_sleep();
 830
 831         if (!check_sdata_in_driver(sdata))
 832                 return;
 833         WARN_ON_ONCE(sdata->vif.type != NL80211_IFTYPE_STATION);
 834
 835         trace_drv_mgd_protect_tdls_discover(local, sdata);
 836         if (local->ops->mgd_protect_tdls_discover)
 837                 local->ops->mgd_protect_tdls_discover(&local->hw, &sdata->vif);
 838         trace_drv_return_void(local);
 839 }
 840
 841 static inline int drv_add_chanctx(struct ieee80211_local *local,
 842                                   struct ieee80211_chanctx *ctx)
 843 {
 844         int ret = -EOPNOTSUPP;
 845
 846         might_sleep();
 847
 848         trace_drv_add_chanctx(local, ctx);
 849         if (local->ops->add_chanctx)
 850                 ret = local->ops->add_chanctx(&local->hw, &ctx->conf);
 851         trace_drv_return_int(local, ret);
 852         if (!ret)
 853                 ctx->driver_present = true;
 854
 855         return ret;
 856 }
 857
 858 static inline void drv_remove_chanctx(struct ieee80211_local *local,
 859                                       struct ieee80211_chanctx *ctx)
 860 {
 861         might_sleep();
 862
 863         if (WARN_ON(!ctx->driver_present))
 864                 return;
 865
 866         trace_drv_remove_chanctx(local, ctx);
 867         if (local->ops->remove_chanctx)
 868                 local->ops->remove_chanctx(&local->hw, &ctx->conf);
 869         trace_drv_return_void(local);
 870         ctx->driver_present = false;
 871 }
 872
 873 static inline void drv_change_chanctx(struct ieee80211_local *local,
 874                                       struct ieee80211_chanctx *ctx,
 875                                       u32 changed)
 876 {
 877         might_sleep();
 878
 879         trace_drv_change_chanctx(local, ctx, changed);
 880         if (local->ops->change_chanctx) {
 881                 WARN_ON_ONCE(!ctx->driver_present);
 882                 local->ops->change_chanctx(&local->hw, &ctx->conf, changed);
 883         }
 884         trace_drv_return_void(local);
 885 }
 886
 887 static inline int drv_assign_vif_chanctx(struct ieee80211_local *local,
 888                                          struct ieee80211_sub_if_data *sdata,
 889                                          struct ieee80211_chanctx *ctx)
 890 {
 891         int ret = 0;
 892
 893         if (!check_sdata_in_driver(sdata))
 894                 return -EIO;
 895
 896         trace_drv_assign_vif_chanctx(local, sdata, ctx);
 897         if (local->ops->assign_vif_chanctx) {
 898                 WARN_ON_ONCE(!ctx->driver_present);
 899                 ret = local->ops->assign_vif_chanctx(&local->hw,
 900                                                      &sdata->vif,
 901                                                      &ctx->conf);
 902         }
 903         trace_drv_return_int(local, ret);
 904
 905         return ret;
 906 }
 907
 908 static inline void drv_unassign_vif_chanctx(struct ieee80211_local *local,
 909                                             struct ieee80211_sub_if_data *sdata,
 910                                             struct ieee80211_chanctx *ctx)
 911 {
 912         might_sleep();
 913
 914         if (!check_sdata_in_driver(sdata))
 915                 return;
 916
 917         trace_drv_unassign_vif_chanctx(local, sdata, ctx);
 918         if (local->ops->unassign_vif_chanctx) {
 919                 WARN_ON_ONCE(!ctx->driver_present);
 920                 local->ops->unassign_vif_chanctx(&local->hw,
 921                                                  &sdata->vif,
 922                                                  &ctx->conf);
 923         }
 924         trace_drv_return_void(local);
 925 }
 926
 927 int drv_switch_vif_chanctx(struct ieee80211_local *local,
 928                            struct ieee80211_vif_chanctx_switch *vifs,
 929                            int n_vifs, enum ieee80211_chanctx_switch_mode mode);
 930
 931 static inline int drv_start_ap(struct ieee80211_local *local,
 932                                struct ieee80211_sub_if_data *sdata)
 933 {
 934         int ret = 0;
 935
 936         might_sleep();
 937
 938         if (!check_sdata_in_driver(sdata))
 939                 return -EIO;
 940
 941         trace_drv_start_ap(local, sdata, &sdata->vif.bss_conf);
 942         if (local->ops->start_ap)
 943                 ret = local->ops->start_ap(&local->hw, &sdata->vif);
 944         trace_drv_return_int(local, ret);
 945         return ret;
 946 }
 947
 948 static inline void drv_stop_ap(struct ieee80211_local *local,
 949                                struct ieee80211_sub_if_data *sdata)
 950 {
 951         if (!check_sdata_in_driver(sdata))
 952                 return;
 953
 954         trace_drv_stop_ap(local, sdata);
 955         if (local->ops->stop_ap)
 956                 local->ops->stop_ap(&local->hw, &sdata->vif);
 957         trace_drv_return_void(local);
 958 }
 959
 960 static inline void
 961 drv_reconfig_complete(struct ieee80211_local *local,
 962                       enum ieee80211_reconfig_type reconfig_type)
 963 {
 964         might_sleep();
 965
 966         trace_drv_reconfig_complete(local, reconfig_type);
 967         if (local->ops->reconfig_complete)
 968                 local->ops->reconfig_complete(&local->hw, reconfig_type);
 969         trace_drv_return_void(local);
 970 }
 971
 972 static inline void
 973 drv_set_default_unicast_key(struct ieee80211_local *local,
 974                             struct ieee80211_sub_if_data *sdata,
 975                             int key_idx)
 976 {
 977         if (!check_sdata_in_driver(sdata))
 978                 return;
 979
 980         WARN_ON_ONCE(key_idx < -1 || key_idx > 3);
 981
 982         trace_drv_set_default_unicast_key(local, sdata, key_idx);
 983         if (local->ops->set_default_unicast_key)
 984                 local->ops->set_default_unicast_key(&local->hw, &sdata->vif,
 985                                                     key_idx);
 986         trace_drv_return_void(local);
 987 }
 988
 989 #if IS_ENABLED(CONFIG_IPV6)
 990 static inline void drv_ipv6_addr_change(struct ieee80211_local *local,
 991                                         struct ieee80211_sub_if_data *sdata,
 992                                         struct inet6_dev *idev)
 993 {
 994         trace_drv_ipv6_addr_change(local, sdata);
 995         if (local->ops->ipv6_addr_change)
 996                 local->ops->ipv6_addr_change(&local->hw, &sdata->vif, idev);
 997         trace_drv_return_void(local);
 998 }
 999 #endif
1000
1001 static inline void
1002 drv_channel_switch_beacon(struct ieee80211_sub_if_data *sdata,
1003                           struct cfg80211_chan_def *chandef)
1004 {
1005         struct ieee80211_local *local = sdata->local;
1006
1007         if (local->ops->channel_switch_beacon) {
1008                 trace_drv_channel_switch_beacon(local, sdata, chandef);
1009                 local->ops->channel_switch_beacon(&local->hw, &sdata->vif,
1010                                                   chandef);
1011         }
1012 }
1013
1014 static inline int
1015 drv_pre_channel_switch(struct ieee80211_sub_if_data *sdata,
1016                        struct ieee80211_channel_switch *ch_switch)
1017 {
1018         struct ieee80211_local *local = sdata->local;
1019         int ret = 0;
1020
1021         if (!check_sdata_in_driver(sdata))
1022                 return -EIO;
1023
1024         trace_drv_pre_channel_switch(local, sdata, ch_switch);
1025         if (local->ops->pre_channel_switch)
1026                 ret = local->ops->pre_channel_switch(&local->hw, &sdata->vif,
1027                                                      ch_switch);
1028         trace_drv_return_int(local, ret);
1029         return ret;
1030 }
1031
1032 static inline int
1033 drv_post_channel_switch(struct ieee80211_sub_if_data *sdata)
1034 {
1035         struct ieee80211_local *local = sdata->local;
1036         int ret = 0;
1037
1038         if (!check_sdata_in_driver(sdata))
1039                 return -EIO;
1040
1041         trace_drv_post_channel_switch(local, sdata);
1042         if (local->ops->post_channel_switch)
1043                 ret = local->ops->post_channel_switch(&local->hw, &sdata->vif);
1044         trace_drv_return_int(local, ret);
1045         return ret;
1046 }
1047
1048 static inline int drv_join_ibss(struct ieee80211_local *local,
1049                                 struct ieee80211_sub_if_data *sdata)
1050 {
1051         int ret = 0;
1052
1053         might_sleep();
1054         if (!check_sdata_in_driver(sdata))
1055                 return -EIO;
1056
1057         trace_drv_join_ibss(local, sdata, &sdata->vif.bss_conf);
1058         if (local->ops->join_ibss)
1059                 ret = local->ops->join_ibss(&local->hw, &sdata->vif);
1060         trace_drv_return_int(local, ret);
1061         return ret;
1062 }
1063
1064 static inline void drv_leave_ibss(struct ieee80211_local *local,
1065                                   struct ieee80211_sub_if_data *sdata)
1066 {
1067         might_sleep();
1068         if (!check_sdata_in_driver(sdata))
1069                 return;
1070
1071         trace_drv_leave_ibss(local, sdata);
1072         if (local->ops->leave_ibss)
1073                 local->ops->leave_ibss(&local->hw, &sdata->vif);
1074         trace_drv_return_void(local);
1075 }
1076
1077 static inline u32 drv_get_expected_throughput(struct ieee80211_local *local,
1078                                               struct ieee80211_sta *sta)
1079 {
1080         u32 ret = 0;
1081
1082         trace_drv_get_expected_throughput(sta);
1083         if (local->ops->get_expected_throughput)
1084                 ret = local->ops->get_expected_throughput(sta);
1085         trace_drv_return_u32(local, ret);
1086
1087         return ret;
1088 }
1089
1090 static inline int drv_get_txpower(struct ieee80211_local *local,
1091                                   struct ieee80211_sub_if_data *sdata, int *dbm)
1092 {
1093         int ret;
1094
1095         if (!local->ops->get_txpower)
1096                 return -EOPNOTSUPP;
1097
1098         ret = local->ops->get_txpower(&local->hw, &sdata->vif, dbm);
1099         trace_drv_get_txpower(local, sdata, *dbm, ret);
1100
1101         return ret;
1102 }
1103
1104 static inline int
1105 drv_tdls_channel_switch(struct ieee80211_local *local,
1106                         struct ieee80211_sub_if_data *sdata,
1107                         struct ieee80211_sta *sta, u8 oper_class,
1108                         struct cfg80211_chan_def *chandef,
1109                         struct sk_buff *tmpl_skb, u32 ch_sw_tm_ie)
1110 {
1111         int ret;
1112
1113         might_sleep();
1114         if (!check_sdata_in_driver(sdata))
1115                 return -EIO;
1116
1117         if (!local->ops->tdls_channel_switch)
1118                 return -EOPNOTSUPP;
1119
1120         trace_drv_tdls_channel_switch(local, sdata, sta, oper_class, chandef);
1121         ret = local->ops->tdls_channel_switch(&local->hw, &sdata->vif, sta,
1122                                               oper_class, chandef, tmpl_skb,
1123                                               ch_sw_tm_ie);
1124         trace_drv_return_int(local, ret);
1125         return ret;
1126 }
1127
1128 static inline void
1129 drv_tdls_cancel_channel_switch(struct ieee80211_local *local,
1130                                struct ieee80211_sub_if_data *sdata,
1131                                struct ieee80211_sta *sta)
1132 {
1133         might_sleep();
1134         if (!check_sdata_in_driver(sdata))
1135                 return;
1136
1137         if (!local->ops->tdls_cancel_channel_switch)
1138                 return;
1139
1140         trace_drv_tdls_cancel_channel_switch(local, sdata, sta);
1141         local->ops->tdls_cancel_channel_switch(&local->hw, &sdata->vif, sta);
1142         trace_drv_return_void(local);
1143 }
1144
1145 static inline void
1146 drv_tdls_recv_channel_switch(struct ieee80211_local *local,
1147                              struct ieee80211_sub_if_data *sdata,
1148                              struct ieee80211_tdls_ch_sw_params *params)
1149 {
1150         trace_drv_tdls_recv_channel_switch(local, sdata, params);
1151         if (local->ops->tdls_recv_channel_switch)
1152                 local->ops->tdls_recv_channel_switch(&local->hw, &sdata->vif,
1153                                                      params);
1154         trace_drv_return_void(local);
1155 }
1156
1157 static inline void drv_wake_tx_queue(struct ieee80211_local *local,
1158                                      struct txq_info *txq)
1159 {
1160         struct ieee80211_sub_if_data *sdata = vif_to_sdata(txq->txq.vif);
1161
1162         if (!check_sdata_in_driver(sdata))
1163                 return;
1164
1165         trace_drv_wake_tx_queue(local, sdata, txq);
1166         local->ops->wake_tx_queue(&local->hw, &txq->txq);
1167 }
1168
1169 #endif /* __MAC80211_DRIVER_OPS */