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 "driver-trace.h"
   7
   8 static inline void check_sdata_in_driver(struct ieee80211_sub_if_data *sdata)
   9 {
  10         WARN_ON(!(sdata->flags & IEEE80211_SDATA_IN_DRIVER));
  11 }
  12
  13 static inline struct ieee80211_sub_if_data *
  14 get_bss_sdata(struct ieee80211_sub_if_data *sdata)
  15 {
  16         if (sdata->vif.type == NL80211_IFTYPE_AP_VLAN)
  17                 sdata = container_of(sdata->bss, struct ieee80211_sub_if_data,
  18                                      u.ap);
  19
  20         return sdata;
  21 }
  22
  23 static inline void drv_tx(struct ieee80211_local *local, struct sk_buff *skb)
  24 {
  25         local->ops->tx(&local->hw, skb);
  26 }
  27
  28 static inline void drv_tx_frags(struct ieee80211_local *local,
  29                                 struct ieee80211_vif *vif,
  30                                 struct ieee80211_sta *sta,
  31                                 struct sk_buff_head *skbs)
  32 {
  33         local->ops->tx_frags(&local->hw, vif, sta, skbs);
  34 }
  35
  36 static inline int drv_start(struct ieee80211_local *local)
  37 {
  38         int ret;
  39
  40         might_sleep();
  41
  42         trace_drv_start(local);
  43         local->started = true;
  44         smp_mb();
  45         ret = local->ops->start(&local->hw);
  46         trace_drv_return_int(local, ret);
  47         return ret;
  48 }
  49
  50 static inline void drv_stop(struct ieee80211_local *local)
  51 {
  52         might_sleep();
  53
  54         trace_drv_stop(local);
  55         local->ops->stop(&local->hw);
  56         trace_drv_return_void(local);
  57
  58         /* sync away all work on the tasklet before clearing started */
  59         tasklet_disable(&local->tasklet);
  60         tasklet_enable(&local->tasklet);
  61
  62         barrier();
  63
  64         local->started = false;
  65 }
  66
  67 #ifdef CONFIG_PM
  68 static inline int drv_suspend(struct ieee80211_local *local,
  69                               struct cfg80211_wowlan *wowlan)
  70 {
  71         int ret;
  72
  73         might_sleep();
  74
  75         trace_drv_suspend(local);
  76         ret = local->ops->suspend(&local->hw, wowlan);
  77         trace_drv_return_int(local, ret);
  78         return ret;
  79 }
  80
  81 static inline int drv_resume(struct ieee80211_local *local)
  82 {
  83         int ret;
  84
  85         might_sleep();
  86
  87         trace_drv_resume(local);
  88         ret = local->ops->resume(&local->hw);
  89         trace_drv_return_int(local, ret);
  90         return ret;
  91 }
  92 #endif
  93
  94 static inline int drv_add_interface(struct ieee80211_local *local,
  95                                     struct ieee80211_sub_if_data *sdata)
  96 {
  97         int ret;
  98
  99         might_sleep();
 100
 101         if (WARN_ON(sdata->vif.type == NL80211_IFTYPE_AP_VLAN ||
 102                     sdata->vif.type == NL80211_IFTYPE_MONITOR))
 103                 return -EINVAL;
 104
 105         trace_drv_add_interface(local, sdata);
 106         ret = local->ops->add_interface(&local->hw, &sdata->vif);
 107         trace_drv_return_int(local, ret);
 108
 109         if (ret == 0)
 110                 sdata->flags |= IEEE80211_SDATA_IN_DRIVER;
 111
 112         return ret;
 113 }
 114
 115 static inline int drv_change_interface(struct ieee80211_local *local,
 116                                        struct ieee80211_sub_if_data *sdata,
 117                                        enum nl80211_iftype type, bool p2p)
 118 {
 119         int ret;
 120
 121         might_sleep();
 122
 123         check_sdata_in_driver(sdata);
 124
 125         trace_drv_change_interface(local, sdata, type, p2p);
 126         ret = local->ops->change_interface(&local->hw, &sdata->vif, type, p2p);
 127         trace_drv_return_int(local, ret);
 128         return ret;
 129 }
 130
 131 static inline void drv_remove_interface(struct ieee80211_local *local,
 132                                         struct ieee80211_sub_if_data *sdata)
 133 {
 134         might_sleep();
 135
 136         check_sdata_in_driver(sdata);
 137
 138         trace_drv_remove_interface(local, sdata);
 139         local->ops->remove_interface(&local->hw, &sdata->vif);
 140         sdata->flags &= ~IEEE80211_SDATA_IN_DRIVER;
 141         trace_drv_return_void(local);
 142 }
 143
 144 static inline int drv_config(struct ieee80211_local *local, u32 changed)
 145 {
 146         int ret;
 147
 148         might_sleep();
 149
 150         trace_drv_config(local, changed);
 151         ret = local->ops->config(&local->hw, changed);
 152         trace_drv_return_int(local, ret);
 153         return ret;
 154 }
 155
 156 static inline void drv_bss_info_changed(struct ieee80211_local *local,
 157                                         struct ieee80211_sub_if_data *sdata,
 158                                         struct ieee80211_bss_conf *info,
 159                                         u32 changed)
 160 {
 161         might_sleep();
 162
 163         check_sdata_in_driver(sdata);
 164
 165         trace_drv_bss_info_changed(local, sdata, info, changed);
 166         if (local->ops->bss_info_changed)
 167                 local->ops->bss_info_changed(&local->hw, &sdata->vif, info, changed);
 168         trace_drv_return_void(local);
 169 }
 170
 171 static inline u64 drv_prepare_multicast(struct ieee80211_local *local,
 172                                         struct netdev_hw_addr_list *mc_list)
 173 {
 174         u64 ret = 0;
 175
 176         trace_drv_prepare_multicast(local, mc_list->count);
 177
 178         if (local->ops->prepare_multicast)
 179                 ret = local->ops->prepare_multicast(&local->hw, mc_list);
 180
 181         trace_drv_return_u64(local, ret);
 182
 183         return ret;
 184 }
 185
 186 static inline void drv_configure_filter(struct ieee80211_local *local,
 187                                         unsigned int changed_flags,
 188                                         unsigned int *total_flags,
 189                                         u64 multicast)
 190 {
 191         might_sleep();
 192
 193         trace_drv_configure_filter(local, changed_flags, total_flags,
 194                                    multicast);
 195         local->ops->configure_filter(&local->hw, changed_flags, total_flags,
 196                                      multicast);
 197         trace_drv_return_void(local);
 198 }
 199
 200 static inline int drv_set_tim(struct ieee80211_local *local,
 201                               struct ieee80211_sta *sta, bool set)
 202 {
 203         int ret = 0;
 204         trace_drv_set_tim(local, sta, set);
 205         if (local->ops->set_tim)
 206                 ret = local->ops->set_tim(&local->hw, sta, set);
 207         trace_drv_return_int(local, ret);
 208         return ret;
 209 }
 210
 211 static inline int drv_set_key(struct ieee80211_local *local,
 212                               enum set_key_cmd cmd,
 213                               struct ieee80211_sub_if_data *sdata,
 214                               struct ieee80211_sta *sta,
 215                               struct ieee80211_key_conf *key)
 216 {
 217         int ret;
 218
 219         might_sleep();
 220
 221         sdata = get_bss_sdata(sdata);
 222         check_sdata_in_driver(sdata);
 223
 224         trace_drv_set_key(local, cmd, sdata, sta, key);
 225         ret = local->ops->set_key(&local->hw, cmd, &sdata->vif, sta, key);
 226         trace_drv_return_int(local, ret);
 227         return ret;
 228 }
 229
 230 static inline void drv_update_tkip_key(struct ieee80211_local *local,
 231                                        struct ieee80211_sub_if_data *sdata,
 232                                        struct ieee80211_key_conf *conf,
 233                                        struct sta_info *sta, u32 iv32,
 234                                        u16 *phase1key)
 235 {
 236         struct ieee80211_sta *ista = NULL;
 237
 238         if (sta)
 239                 ista = &sta->sta;
 240
 241         sdata = get_bss_sdata(sdata);
 242         check_sdata_in_driver(sdata);
 243
 244         trace_drv_update_tkip_key(local, sdata, conf, ista, iv32);
 245         if (local->ops->update_tkip_key)
 246                 local->ops->update_tkip_key(&local->hw, &sdata->vif, conf,
 247                                             ista, iv32, phase1key);
 248         trace_drv_return_void(local);
 249 }
 250
 251 static inline int drv_hw_scan(struct ieee80211_local *local,
 252                               struct ieee80211_sub_if_data *sdata,
 253                               struct cfg80211_scan_request *req)
 254 {
 255         int ret;
 256
 257         might_sleep();
 258
 259         check_sdata_in_driver(sdata);
 260
 261         trace_drv_hw_scan(local, sdata);
 262         ret = local->ops->hw_scan(&local->hw, &sdata->vif, req);
 263         trace_drv_return_int(local, ret);
 264         return ret;
 265 }
 266
 267 static inline void drv_cancel_hw_scan(struct ieee80211_local *local,
 268                                       struct ieee80211_sub_if_data *sdata)
 269 {
 270         might_sleep();
 271
 272         check_sdata_in_driver(sdata);
 273
 274         trace_drv_cancel_hw_scan(local, sdata);
 275         local->ops->cancel_hw_scan(&local->hw, &sdata->vif);
 276         trace_drv_return_void(local);
 277 }
 278
 279 static inline int
 280 drv_sched_scan_start(struct ieee80211_local *local,
 281                      struct ieee80211_sub_if_data *sdata,
 282                      struct cfg80211_sched_scan_request *req,
 283                      struct ieee80211_sched_scan_ies *ies)
 284 {
 285         int ret;
 286
 287         might_sleep();
 288
 289         check_sdata_in_driver(sdata);
 290
 291         trace_drv_sched_scan_start(local, sdata);
 292         ret = local->ops->sched_scan_start(&local->hw, &sdata->vif,
 293                                               req, ies);
 294         trace_drv_return_int(local, ret);
 295         return ret;
 296 }
 297
 298 static inline void drv_sched_scan_stop(struct ieee80211_local *local,
 299                                        struct ieee80211_sub_if_data *sdata)
 300 {
 301         might_sleep();
 302
 303         check_sdata_in_driver(sdata);
 304
 305         trace_drv_sched_scan_stop(local, sdata);
 306         local->ops->sched_scan_stop(&local->hw, &sdata->vif);
 307         trace_drv_return_void(local);
 308 }
 309
 310 static inline void drv_sw_scan_start(struct ieee80211_local *local)
 311 {
 312         might_sleep();
 313
 314         trace_drv_sw_scan_start(local);
 315         if (local->ops->sw_scan_start)
 316                 local->ops->sw_scan_start(&local->hw);
 317         trace_drv_return_void(local);
 318 }
 319
 320 static inline void drv_sw_scan_complete(struct ieee80211_local *local)
 321 {
 322         might_sleep();
 323
 324         trace_drv_sw_scan_complete(local);
 325         if (local->ops->sw_scan_complete)
 326                 local->ops->sw_scan_complete(&local->hw);
 327         trace_drv_return_void(local);
 328 }
 329
 330 static inline int drv_get_stats(struct ieee80211_local *local,
 331                                 struct ieee80211_low_level_stats *stats)
 332 {
 333         int ret = -EOPNOTSUPP;
 334
 335         might_sleep();
 336
 337         if (local->ops->get_stats)
 338                 ret = local->ops->get_stats(&local->hw, stats);
 339         trace_drv_get_stats(local, stats, ret);
 340
 341         return ret;
 342 }
 343
 344 static inline void drv_get_tkip_seq(struct ieee80211_local *local,
 345                                     u8 hw_key_idx, u32 *iv32, u16 *iv16)
 346 {
 347         if (local->ops->get_tkip_seq)
 348                 local->ops->get_tkip_seq(&local->hw, hw_key_idx, iv32, iv16);
 349         trace_drv_get_tkip_seq(local, hw_key_idx, iv32, iv16);
 350 }
 351
 352 static inline int drv_set_frag_threshold(struct ieee80211_local *local,
 353                                         u32 value)
 354 {
 355         int ret = 0;
 356
 357         might_sleep();
 358
 359         trace_drv_set_frag_threshold(local, value);
 360         if (local->ops->set_frag_threshold)
 361                 ret = local->ops->set_frag_threshold(&local->hw, value);
 362         trace_drv_return_int(local, ret);
 363         return ret;
 364 }
 365
 366 static inline int drv_set_rts_threshold(struct ieee80211_local *local,
 367                                         u32 value)
 368 {
 369         int ret = 0;
 370
 371         might_sleep();
 372
 373         trace_drv_set_rts_threshold(local, value);
 374         if (local->ops->set_rts_threshold)
 375                 ret = local->ops->set_rts_threshold(&local->hw, value);
 376         trace_drv_return_int(local, ret);
 377         return ret;
 378 }
 379
 380 static inline int drv_set_coverage_class(struct ieee80211_local *local,
 381                                          u8 value)
 382 {
 383         int ret = 0;
 384         might_sleep();
 385
 386         trace_drv_set_coverage_class(local, value);
 387         if (local->ops->set_coverage_class)
 388                 local->ops->set_coverage_class(&local->hw, value);
 389         else
 390                 ret = -EOPNOTSUPP;
 391
 392         trace_drv_return_int(local, ret);
 393         return ret;
 394 }
 395
 396 static inline void drv_sta_notify(struct ieee80211_local *local,
 397                                   struct ieee80211_sub_if_data *sdata,
 398                                   enum sta_notify_cmd cmd,
 399                                   struct ieee80211_sta *sta)
 400 {
 401         sdata = get_bss_sdata(sdata);
 402         check_sdata_in_driver(sdata);
 403
 404         trace_drv_sta_notify(local, sdata, cmd, sta);
 405         if (local->ops->sta_notify)
 406                 local->ops->sta_notify(&local->hw, &sdata->vif, cmd, sta);
 407         trace_drv_return_void(local);
 408 }
 409
 410 static inline int drv_sta_add(struct ieee80211_local *local,
 411                               struct ieee80211_sub_if_data *sdata,
 412                               struct ieee80211_sta *sta)
 413 {
 414         int ret = 0;
 415
 416         might_sleep();
 417
 418         sdata = get_bss_sdata(sdata);
 419         check_sdata_in_driver(sdata);
 420
 421         trace_drv_sta_add(local, sdata, sta);
 422         if (local->ops->sta_add)
 423                 ret = local->ops->sta_add(&local->hw, &sdata->vif, sta);
 424
 425         trace_drv_return_int(local, ret);
 426
 427         return ret;
 428 }
 429
 430 static inline void drv_sta_remove(struct ieee80211_local *local,
 431                                   struct ieee80211_sub_if_data *sdata,
 432                                   struct ieee80211_sta *sta)
 433 {
 434         might_sleep();
 435
 436         sdata = get_bss_sdata(sdata);
 437         check_sdata_in_driver(sdata);
 438
 439         trace_drv_sta_remove(local, sdata, sta);
 440         if (local->ops->sta_remove)
 441                 local->ops->sta_remove(&local->hw, &sdata->vif, sta);
 442
 443         trace_drv_return_void(local);
 444 }
 445
 446 static inline __must_check
 447 int drv_sta_state(struct ieee80211_local *local,
 448                   struct ieee80211_sub_if_data *sdata,
 449                   struct sta_info *sta,
 450                   enum ieee80211_sta_state old_state,
 451                   enum ieee80211_sta_state new_state)
 452 {
 453         int ret = 0;
 454
 455         might_sleep();
 456
 457         sdata = get_bss_sdata(sdata);
 458         check_sdata_in_driver(sdata);
 459
 460         trace_drv_sta_state(local, sdata, &sta->sta, old_state, new_state);
 461         if (local->ops->sta_state) {
 462                 ret = local->ops->sta_state(&local->hw, &sdata->vif, &sta->sta,
 463                                             old_state, new_state);
 464         } else if (old_state == IEEE80211_STA_AUTH &&
 465                    new_state == IEEE80211_STA_ASSOC) {
 466                 ret = drv_sta_add(local, sdata, &sta->sta);
 467                 if (ret == 0)
 468                         sta->uploaded = true;
 469         } else if (old_state == IEEE80211_STA_ASSOC &&
 470                    new_state == IEEE80211_STA_AUTH) {
 471                 drv_sta_remove(local, sdata, &sta->sta);
 472         }
 473         trace_drv_return_int(local, ret);
 474         return ret;
 475 }
 476
 477 static inline int drv_conf_tx(struct ieee80211_local *local,
 478                               struct ieee80211_sub_if_data *sdata, u16 queue,
 479                               const struct ieee80211_tx_queue_params *params)
 480 {
 481         int ret = -EOPNOTSUPP;
 482
 483         might_sleep();
 484
 485         check_sdata_in_driver(sdata);
 486
 487         trace_drv_conf_tx(local, sdata, queue, params);
 488         if (local->ops->conf_tx)
 489                 ret = local->ops->conf_tx(&local->hw, &sdata->vif,
 490                                           queue, params);
 491         trace_drv_return_int(local, ret);
 492         return ret;
 493 }
 494
 495 static inline u64 drv_get_tsf(struct ieee80211_local *local,
 496                               struct ieee80211_sub_if_data *sdata)
 497 {
 498         u64 ret = -1ULL;
 499
 500         might_sleep();
 501
 502         check_sdata_in_driver(sdata);
 503
 504         trace_drv_get_tsf(local, sdata);
 505         if (local->ops->get_tsf)
 506                 ret = local->ops->get_tsf(&local->hw, &sdata->vif);
 507         trace_drv_return_u64(local, ret);
 508         return ret;
 509 }
 510
 511 static inline void drv_set_tsf(struct ieee80211_local *local,
 512                                struct ieee80211_sub_if_data *sdata,
 513                                u64 tsf)
 514 {
 515         might_sleep();
 516
 517         check_sdata_in_driver(sdata);
 518
 519         trace_drv_set_tsf(local, sdata, tsf);
 520         if (local->ops->set_tsf)
 521                 local->ops->set_tsf(&local->hw, &sdata->vif, tsf);
 522         trace_drv_return_void(local);
 523 }
 524
 525 static inline void drv_reset_tsf(struct ieee80211_local *local,
 526                                  struct ieee80211_sub_if_data *sdata)
 527 {
 528         might_sleep();
 529
 530         check_sdata_in_driver(sdata);
 531
 532         trace_drv_reset_tsf(local, sdata);
 533         if (local->ops->reset_tsf)
 534                 local->ops->reset_tsf(&local->hw, &sdata->vif);
 535         trace_drv_return_void(local);
 536 }
 537
 538 static inline int drv_tx_last_beacon(struct ieee80211_local *local)
 539 {
 540         int ret = 0; /* default unsuported op for less congestion */
 541
 542         might_sleep();
 543
 544         trace_drv_tx_last_beacon(local);
 545         if (local->ops->tx_last_beacon)
 546                 ret = local->ops->tx_last_beacon(&local->hw);
 547         trace_drv_return_int(local, ret);
 548         return ret;
 549 }
 550
 551 static inline int drv_ampdu_action(struct ieee80211_local *local,
 552                                    struct ieee80211_sub_if_data *sdata,
 553                                    enum ieee80211_ampdu_mlme_action action,
 554                                    struct ieee80211_sta *sta, u16 tid,
 555                                    u16 *ssn, u8 buf_size)
 556 {
 557         int ret = -EOPNOTSUPP;
 558
 559         might_sleep();
 560
 561         sdata = get_bss_sdata(sdata);
 562         check_sdata_in_driver(sdata);
 563
 564         trace_drv_ampdu_action(local, sdata, action, sta, tid, ssn, buf_size);
 565
 566         if (local->ops->ampdu_action)
 567                 ret = local->ops->ampdu_action(&local->hw, &sdata->vif, action,
 568                                                sta, tid, ssn, buf_size);
 569
 570         trace_drv_return_int(local, ret);
 571
 572         return ret;
 573 }
 574
 575 static inline int drv_get_survey(struct ieee80211_local *local, int idx,
 576                                 struct survey_info *survey)
 577 {
 578         int ret = -EOPNOTSUPP;
 579
 580         trace_drv_get_survey(local, idx, survey);
 581
 582         if (local->ops->get_survey)
 583                 ret = local->ops->get_survey(&local->hw, idx, survey);
 584
 585         trace_drv_return_int(local, ret);
 586
 587         return ret;
 588 }
 589
 590 static inline void drv_rfkill_poll(struct ieee80211_local *local)
 591 {
 592         might_sleep();
 593
 594         if (local->ops->rfkill_poll)
 595                 local->ops->rfkill_poll(&local->hw);
 596 }
 597
 598 static inline void drv_flush(struct ieee80211_local *local, bool drop)
 599 {
 600         might_sleep();
 601
 602         trace_drv_flush(local, drop);
 603         if (local->ops->flush)
 604                 local->ops->flush(&local->hw, drop);
 605         trace_drv_return_void(local);
 606 }
 607
 608 static inline void drv_channel_switch(struct ieee80211_local *local,
 609                                      struct ieee80211_channel_switch *ch_switch)
 610 {
 611         might_sleep();
 612
 613         trace_drv_channel_switch(local, ch_switch);
 614         local->ops->channel_switch(&local->hw, ch_switch);
 615         trace_drv_return_void(local);
 616 }
 617
 618
 619 static inline int drv_set_antenna(struct ieee80211_local *local,
 620                                   u32 tx_ant, u32 rx_ant)
 621 {
 622         int ret = -EOPNOTSUPP;
 623         might_sleep();
 624         if (local->ops->set_antenna)
 625                 ret = local->ops->set_antenna(&local->hw, tx_ant, rx_ant);
 626         trace_drv_set_antenna(local, tx_ant, rx_ant, ret);
 627         return ret;
 628 }
 629
 630 static inline int drv_get_antenna(struct ieee80211_local *local,
 631                                   u32 *tx_ant, u32 *rx_ant)
 632 {
 633         int ret = -EOPNOTSUPP;
 634         might_sleep();
 635         if (local->ops->get_antenna)
 636                 ret = local->ops->get_antenna(&local->hw, tx_ant, rx_ant);
 637         trace_drv_get_antenna(local, *tx_ant, *rx_ant, ret);
 638         return ret;
 639 }
 640
 641 static inline int drv_remain_on_channel(struct ieee80211_local *local,
 642                                         struct ieee80211_channel *chan,
 643                                         enum nl80211_channel_type chantype,
 644                                         unsigned int duration)
 645 {
 646         int ret;
 647
 648         might_sleep();
 649
 650         trace_drv_remain_on_channel(local, chan, chantype, duration);
 651         ret = local->ops->remain_on_channel(&local->hw, chan, chantype,
 652                                             duration);
 653         trace_drv_return_int(local, ret);
 654
 655         return ret;
 656 }
 657
 658 static inline int drv_cancel_remain_on_channel(struct ieee80211_local *local)
 659 {
 660         int ret;
 661
 662         might_sleep();
 663
 664         trace_drv_cancel_remain_on_channel(local);
 665         ret = local->ops->cancel_remain_on_channel(&local->hw);
 666         trace_drv_return_int(local, ret);
 667
 668         return ret;
 669 }
 670
 671 static inline int drv_set_ringparam(struct ieee80211_local *local,
 672                                     u32 tx, u32 rx)
 673 {
 674         int ret = -ENOTSUPP;
 675
 676         might_sleep();
 677
 678         trace_drv_set_ringparam(local, tx, rx);
 679         if (local->ops->set_ringparam)
 680                 ret = local->ops->set_ringparam(&local->hw, tx, rx);
 681         trace_drv_return_int(local, ret);
 682
 683         return ret;
 684 }
 685
 686 static inline void drv_get_ringparam(struct ieee80211_local *local,
 687                                      u32 *tx, u32 *tx_max, u32 *rx, u32 *rx_max)
 688 {
 689         might_sleep();
 690
 691         trace_drv_get_ringparam(local, tx, tx_max, rx, rx_max);
 692         if (local->ops->get_ringparam)
 693                 local->ops->get_ringparam(&local->hw, tx, tx_max, rx, rx_max);
 694         trace_drv_return_void(local);
 695 }
 696
 697 static inline bool drv_tx_frames_pending(struct ieee80211_local *local)
 698 {
 699         bool ret = false;
 700
 701         might_sleep();
 702
 703         trace_drv_tx_frames_pending(local);
 704         if (local->ops->tx_frames_pending)
 705                 ret = local->ops->tx_frames_pending(&local->hw);
 706         trace_drv_return_bool(local, ret);
 707
 708         return ret;
 709 }
 710
 711 static inline int drv_set_bitrate_mask(struct ieee80211_local *local,
 712                                        struct ieee80211_sub_if_data *sdata,
 713                                        const struct cfg80211_bitrate_mask *mask)
 714 {
 715         int ret = -EOPNOTSUPP;
 716
 717         might_sleep();
 718
 719         check_sdata_in_driver(sdata);
 720
 721         trace_drv_set_bitrate_mask(local, sdata, mask);
 722         if (local->ops->set_bitrate_mask)
 723                 ret = local->ops->set_bitrate_mask(&local->hw,
 724                                                    &sdata->vif, mask);
 725         trace_drv_return_int(local, ret);
 726
 727         return ret;
 728 }
 729
 730 static inline void drv_set_rekey_data(struct ieee80211_local *local,
 731                                       struct ieee80211_sub_if_data *sdata,
 732                                       struct cfg80211_gtk_rekey_data *data)
 733 {
 734         check_sdata_in_driver(sdata);
 735
 736         trace_drv_set_rekey_data(local, sdata, data);
 737         if (local->ops->set_rekey_data)
 738                 local->ops->set_rekey_data(&local->hw, &sdata->vif, data);
 739         trace_drv_return_void(local);
 740 }
 741
 742 static inline void drv_rssi_callback(struct ieee80211_local *local,
 743                                      const enum ieee80211_rssi_event event)
 744 {
 745         trace_drv_rssi_callback(local, event);
 746         if (local->ops->rssi_callback)
 747                 local->ops->rssi_callback(&local->hw, event);
 748         trace_drv_return_void(local);
 749 }
 750
 751 static inline void
 752 drv_release_buffered_frames(struct ieee80211_local *local,
 753                             struct sta_info *sta, u16 tids, int num_frames,
 754                             enum ieee80211_frame_release_type reason,
 755                             bool more_data)
 756 {
 757         trace_drv_release_buffered_frames(local, &sta->sta, tids, num_frames,
 758                                           reason, more_data);
 759         if (local->ops->release_buffered_frames)
 760                 local->ops->release_buffered_frames(&local->hw, &sta->sta, tids,
 761                                                     num_frames, reason,
 762                                                     more_data);
 763         trace_drv_return_void(local);
 764 }
 765
 766 static inline void
 767 drv_allow_buffered_frames(struct ieee80211_local *local,
 768                           struct sta_info *sta, u16 tids, int num_frames,
 769                           enum ieee80211_frame_release_type reason,
 770                           bool more_data)
 771 {
 772         trace_drv_allow_buffered_frames(local, &sta->sta, tids, num_frames,
 773                                         reason, more_data);
 774         if (local->ops->allow_buffered_frames)
 775                 local->ops->allow_buffered_frames(&local->hw, &sta->sta,
 776                                                   tids, num_frames, reason,
 777                                                   more_data);
 778         trace_drv_return_void(local);
 779 }
 780 #endif /* __MAC80211_DRIVER_OPS */