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v4.10.11
   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
  13static 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
  20static inline struct ieee80211_sub_if_data *
  21get_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
  30static 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
  37static 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
  47static 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
  58static 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
  70static 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
  84int drv_start(struct ieee80211_local *local);
  85void drv_stop(struct ieee80211_local *local);
  86
  87#ifdef CONFIG_PM
  88static 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
 101static 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
 113static 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
 127int drv_add_interface(struct ieee80211_local *local,
 128		      struct ieee80211_sub_if_data *sdata);
 129
 130int drv_change_interface(struct ieee80211_local *local,
 131			 struct ieee80211_sub_if_data *sdata,
 132			 enum nl80211_iftype type, bool p2p);
 133
 134void drv_remove_interface(struct ieee80211_local *local,
 135			  struct ieee80211_sub_if_data *sdata);
 136
 137static 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
 149static inline void drv_bss_info_changed(struct ieee80211_local *local,
 150					struct ieee80211_sub_if_data *sdata,
 151					struct ieee80211_bss_conf *info,
 152					u32 changed)
 153{
 154	might_sleep();
 155
 156	if (WARN_ON_ONCE(changed & (BSS_CHANGED_BEACON |
 157				    BSS_CHANGED_BEACON_ENABLED) &&
 158			 sdata->vif.type != NL80211_IFTYPE_AP &&
 159			 sdata->vif.type != NL80211_IFTYPE_ADHOC &&
 160			 sdata->vif.type != NL80211_IFTYPE_MESH_POINT &&
 161			 sdata->vif.type != NL80211_IFTYPE_OCB))
 162		return;
 163
 164	if (WARN_ON_ONCE(sdata->vif.type == NL80211_IFTYPE_P2P_DEVICE ||
 165			 sdata->vif.type == NL80211_IFTYPE_NAN ||
 166			 (sdata->vif.type == NL80211_IFTYPE_MONITOR &&
 167			  !sdata->vif.mu_mimo_owner)))
 168		return;
 169
 170	if (!check_sdata_in_driver(sdata))
 171		return;
 172
 173	trace_drv_bss_info_changed(local, sdata, info, changed);
 174	if (local->ops->bss_info_changed)
 175		local->ops->bss_info_changed(&local->hw, &sdata->vif, info, changed);
 176	trace_drv_return_void(local);
 177}
 178
 179static inline u64 drv_prepare_multicast(struct ieee80211_local *local,
 180					struct netdev_hw_addr_list *mc_list)
 181{
 182	u64 ret = 0;
 183
 184	trace_drv_prepare_multicast(local, mc_list->count);
 185
 186	if (local->ops->prepare_multicast)
 187		ret = local->ops->prepare_multicast(&local->hw, mc_list);
 188
 189	trace_drv_return_u64(local, ret);
 190
 191	return ret;
 192}
 193
 194static inline void drv_configure_filter(struct ieee80211_local *local,
 195					unsigned int changed_flags,
 196					unsigned int *total_flags,
 197					u64 multicast)
 198{
 199	might_sleep();
 200
 201	trace_drv_configure_filter(local, changed_flags, total_flags,
 202				   multicast);
 203	local->ops->configure_filter(&local->hw, changed_flags, total_flags,
 204				     multicast);
 205	trace_drv_return_void(local);
 206}
 207
 208static inline void drv_config_iface_filter(struct ieee80211_local *local,
 209					   struct ieee80211_sub_if_data *sdata,
 210					   unsigned int filter_flags,
 211					   unsigned int changed_flags)
 212{
 213	might_sleep();
 214
 215	trace_drv_config_iface_filter(local, sdata, filter_flags,
 216				      changed_flags);
 217	if (local->ops->config_iface_filter)
 218		local->ops->config_iface_filter(&local->hw, &sdata->vif,
 219						filter_flags,
 220						changed_flags);
 221	trace_drv_return_void(local);
 222}
 223
 224static inline int drv_set_tim(struct ieee80211_local *local,
 225			      struct ieee80211_sta *sta, bool set)
 226{
 227	int ret = 0;
 228	trace_drv_set_tim(local, sta, set);
 229	if (local->ops->set_tim)
 230		ret = local->ops->set_tim(&local->hw, sta, set);
 231	trace_drv_return_int(local, ret);
 232	return ret;
 233}
 234
 235static inline int drv_set_key(struct ieee80211_local *local,
 236			      enum set_key_cmd cmd,
 237			      struct ieee80211_sub_if_data *sdata,
 238			      struct ieee80211_sta *sta,
 239			      struct ieee80211_key_conf *key)
 240{
 241	int ret;
 242
 243	might_sleep();
 244
 245	sdata = get_bss_sdata(sdata);
 246	if (!check_sdata_in_driver(sdata))
 247		return -EIO;
 248
 249	trace_drv_set_key(local, cmd, sdata, sta, key);
 250	ret = local->ops->set_key(&local->hw, cmd, &sdata->vif, sta, key);
 251	trace_drv_return_int(local, ret);
 252	return ret;
 253}
 254
 255static inline void drv_update_tkip_key(struct ieee80211_local *local,
 256				       struct ieee80211_sub_if_data *sdata,
 257				       struct ieee80211_key_conf *conf,
 258				       struct sta_info *sta, u32 iv32,
 259				       u16 *phase1key)
 260{
 261	struct ieee80211_sta *ista = NULL;
 262
 263	if (sta)
 264		ista = &sta->sta;
 265
 266	sdata = get_bss_sdata(sdata);
 267	if (!check_sdata_in_driver(sdata))
 268		return;
 269
 270	trace_drv_update_tkip_key(local, sdata, conf, ista, iv32);
 271	if (local->ops->update_tkip_key)
 272		local->ops->update_tkip_key(&local->hw, &sdata->vif, conf,
 273					    ista, iv32, phase1key);
 274	trace_drv_return_void(local);
 275}
 276
 277static inline int drv_hw_scan(struct ieee80211_local *local,
 278			      struct ieee80211_sub_if_data *sdata,
 279			      struct ieee80211_scan_request *req)
 280{
 281	int ret;
 282
 283	might_sleep();
 284
 285	if (!check_sdata_in_driver(sdata))
 286		return -EIO;
 287
 288	trace_drv_hw_scan(local, sdata);
 289	ret = local->ops->hw_scan(&local->hw, &sdata->vif, req);
 290	trace_drv_return_int(local, ret);
 291	return ret;
 292}
 293
 294static inline void drv_cancel_hw_scan(struct ieee80211_local *local,
 295				      struct ieee80211_sub_if_data *sdata)
 296{
 297	might_sleep();
 298
 299	if (!check_sdata_in_driver(sdata))
 300		return;
 301
 302	trace_drv_cancel_hw_scan(local, sdata);
 303	local->ops->cancel_hw_scan(&local->hw, &sdata->vif);
 304	trace_drv_return_void(local);
 305}
 306
 307static inline int
 308drv_sched_scan_start(struct ieee80211_local *local,
 309		     struct ieee80211_sub_if_data *sdata,
 310		     struct cfg80211_sched_scan_request *req,
 311		     struct ieee80211_scan_ies *ies)
 312{
 313	int ret;
 314
 315	might_sleep();
 316
 317	if (!check_sdata_in_driver(sdata))
 318		return -EIO;
 319
 320	trace_drv_sched_scan_start(local, sdata);
 321	ret = local->ops->sched_scan_start(&local->hw, &sdata->vif,
 322					      req, ies);
 323	trace_drv_return_int(local, ret);
 324	return ret;
 325}
 326
 327static inline int drv_sched_scan_stop(struct ieee80211_local *local,
 328				      struct ieee80211_sub_if_data *sdata)
 329{
 330	int ret;
 331
 332	might_sleep();
 333
 334	if (!check_sdata_in_driver(sdata))
 335		return -EIO;
 336
 337	trace_drv_sched_scan_stop(local, sdata);
 338	ret = local->ops->sched_scan_stop(&local->hw, &sdata->vif);
 339	trace_drv_return_int(local, ret);
 340
 341	return ret;
 342}
 343
 344static inline void drv_sw_scan_start(struct ieee80211_local *local,
 345				     struct ieee80211_sub_if_data *sdata,
 346				     const u8 *mac_addr)
 347{
 348	might_sleep();
 349
 350	trace_drv_sw_scan_start(local, sdata, mac_addr);
 351	if (local->ops->sw_scan_start)
 352		local->ops->sw_scan_start(&local->hw, &sdata->vif, mac_addr);
 353	trace_drv_return_void(local);
 354}
 355
 356static inline void drv_sw_scan_complete(struct ieee80211_local *local,
 357					struct ieee80211_sub_if_data *sdata)
 358{
 359	might_sleep();
 360
 361	trace_drv_sw_scan_complete(local, sdata);
 362	if (local->ops->sw_scan_complete)
 363		local->ops->sw_scan_complete(&local->hw, &sdata->vif);
 364	trace_drv_return_void(local);
 365}
 366
 367static inline int drv_get_stats(struct ieee80211_local *local,
 368				struct ieee80211_low_level_stats *stats)
 369{
 370	int ret = -EOPNOTSUPP;
 371
 372	might_sleep();
 373
 374	if (local->ops->get_stats)
 375		ret = local->ops->get_stats(&local->hw, stats);
 376	trace_drv_get_stats(local, stats, ret);
 377
 378	return ret;
 379}
 380
 381static inline void drv_get_key_seq(struct ieee80211_local *local,
 382				   struct ieee80211_key *key,
 383				   struct ieee80211_key_seq *seq)
 384{
 385	if (local->ops->get_key_seq)
 386		local->ops->get_key_seq(&local->hw, &key->conf, seq);
 387	trace_drv_get_key_seq(local, &key->conf);
 388}
 389
 390static inline int drv_set_frag_threshold(struct ieee80211_local *local,
 391					u32 value)
 392{
 393	int ret = 0;
 394
 395	might_sleep();
 396
 397	trace_drv_set_frag_threshold(local, value);
 398	if (local->ops->set_frag_threshold)
 399		ret = local->ops->set_frag_threshold(&local->hw, value);
 400	trace_drv_return_int(local, ret);
 401	return ret;
 402}
 403
 404static inline int drv_set_rts_threshold(struct ieee80211_local *local,
 405					u32 value)
 406{
 407	int ret = 0;
 408
 409	might_sleep();
 410
 411	trace_drv_set_rts_threshold(local, value);
 412	if (local->ops->set_rts_threshold)
 413		ret = local->ops->set_rts_threshold(&local->hw, value);
 414	trace_drv_return_int(local, ret);
 415	return ret;
 416}
 417
 418static inline int drv_set_coverage_class(struct ieee80211_local *local,
 419					 s16 value)
 420{
 421	int ret = 0;
 422	might_sleep();
 423
 424	trace_drv_set_coverage_class(local, value);
 425	if (local->ops->set_coverage_class)
 426		local->ops->set_coverage_class(&local->hw, value);
 427	else
 428		ret = -EOPNOTSUPP;
 429
 430	trace_drv_return_int(local, ret);
 431	return ret;
 432}
 433
 434static inline void drv_sta_notify(struct ieee80211_local *local,
 435				  struct ieee80211_sub_if_data *sdata,
 436				  enum sta_notify_cmd cmd,
 437				  struct ieee80211_sta *sta)
 438{
 439	sdata = get_bss_sdata(sdata);
 440	if (!check_sdata_in_driver(sdata))
 441		return;
 442
 443	trace_drv_sta_notify(local, sdata, cmd, sta);
 444	if (local->ops->sta_notify)
 445		local->ops->sta_notify(&local->hw, &sdata->vif, cmd, sta);
 446	trace_drv_return_void(local);
 447}
 448
 449static inline int drv_sta_add(struct ieee80211_local *local,
 450			      struct ieee80211_sub_if_data *sdata,
 451			      struct ieee80211_sta *sta)
 452{
 453	int ret = 0;
 454
 455	might_sleep();
 456
 457	sdata = get_bss_sdata(sdata);
 458	if (!check_sdata_in_driver(sdata))
 459		return -EIO;
 460
 461	trace_drv_sta_add(local, sdata, sta);
 462	if (local->ops->sta_add)
 463		ret = local->ops->sta_add(&local->hw, &sdata->vif, sta);
 464
 465	trace_drv_return_int(local, ret);
 466
 467	return ret;
 468}
 469
 470static inline void drv_sta_remove(struct ieee80211_local *local,
 471				  struct ieee80211_sub_if_data *sdata,
 472				  struct ieee80211_sta *sta)
 473{
 474	might_sleep();
 475
 476	sdata = get_bss_sdata(sdata);
 477	if (!check_sdata_in_driver(sdata))
 478		return;
 479
 480	trace_drv_sta_remove(local, sdata, sta);
 481	if (local->ops->sta_remove)
 482		local->ops->sta_remove(&local->hw, &sdata->vif, sta);
 483
 484	trace_drv_return_void(local);
 485}
 486
 487#ifdef CONFIG_MAC80211_DEBUGFS
 488static inline void drv_sta_add_debugfs(struct ieee80211_local *local,
 489				       struct ieee80211_sub_if_data *sdata,
 490				       struct ieee80211_sta *sta,
 491				       struct dentry *dir)
 492{
 493	might_sleep();
 494
 495	sdata = get_bss_sdata(sdata);
 496	if (!check_sdata_in_driver(sdata))
 497		return;
 498
 499	if (local->ops->sta_add_debugfs)
 500		local->ops->sta_add_debugfs(&local->hw, &sdata->vif,
 501					    sta, dir);
 502}
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 503#endif
 504
 505static inline void drv_sta_pre_rcu_remove(struct ieee80211_local *local,
 506					  struct ieee80211_sub_if_data *sdata,
 507					  struct sta_info *sta)
 508{
 509	might_sleep();
 510
 511	sdata = get_bss_sdata(sdata);
 512	if (!check_sdata_in_driver(sdata))
 513		return;
 514
 515	trace_drv_sta_pre_rcu_remove(local, sdata, &sta->sta);
 516	if (local->ops->sta_pre_rcu_remove)
 517		local->ops->sta_pre_rcu_remove(&local->hw, &sdata->vif,
 518					       &sta->sta);
 519	trace_drv_return_void(local);
 520}
 521
 522__must_check
 523int drv_sta_state(struct ieee80211_local *local,
 524		  struct ieee80211_sub_if_data *sdata,
 525		  struct sta_info *sta,
 526		  enum ieee80211_sta_state old_state,
 527		  enum ieee80211_sta_state new_state);
 528
 529void drv_sta_rc_update(struct ieee80211_local *local,
 530		       struct ieee80211_sub_if_data *sdata,
 531		       struct ieee80211_sta *sta, u32 changed);
 532
 533static inline void drv_sta_rate_tbl_update(struct ieee80211_local *local,
 534					   struct ieee80211_sub_if_data *sdata,
 535					   struct ieee80211_sta *sta)
 536{
 537	sdata = get_bss_sdata(sdata);
 538	if (!check_sdata_in_driver(sdata))
 539		return;
 540
 541	trace_drv_sta_rate_tbl_update(local, sdata, sta);
 542	if (local->ops->sta_rate_tbl_update)
 543		local->ops->sta_rate_tbl_update(&local->hw, &sdata->vif, sta);
 544
 545	trace_drv_return_void(local);
 546}
 547
 548static inline void drv_sta_statistics(struct ieee80211_local *local,
 549				      struct ieee80211_sub_if_data *sdata,
 550				      struct ieee80211_sta *sta,
 551				      struct station_info *sinfo)
 552{
 553	sdata = get_bss_sdata(sdata);
 554	if (!check_sdata_in_driver(sdata))
 555		return;
 556
 557	trace_drv_sta_statistics(local, sdata, sta);
 558	if (local->ops->sta_statistics)
 559		local->ops->sta_statistics(&local->hw, &sdata->vif, sta, sinfo);
 560	trace_drv_return_void(local);
 561}
 562
 563int drv_conf_tx(struct ieee80211_local *local,
 564		struct ieee80211_sub_if_data *sdata, u16 ac,
 565		const struct ieee80211_tx_queue_params *params);
 566
 567u64 drv_get_tsf(struct ieee80211_local *local,
 568		struct ieee80211_sub_if_data *sdata);
 569void drv_set_tsf(struct ieee80211_local *local,
 570		 struct ieee80211_sub_if_data *sdata,
 571		 u64 tsf);
 572void drv_offset_tsf(struct ieee80211_local *local,
 573		    struct ieee80211_sub_if_data *sdata,
 574		    s64 offset);
 575void drv_reset_tsf(struct ieee80211_local *local,
 576		   struct ieee80211_sub_if_data *sdata);
 577
 578static inline int drv_tx_last_beacon(struct ieee80211_local *local)
 579{
 580	int ret = 0; /* default unsupported op for less congestion */
 581
 582	might_sleep();
 583
 584	trace_drv_tx_last_beacon(local);
 585	if (local->ops->tx_last_beacon)
 586		ret = local->ops->tx_last_beacon(&local->hw);
 587	trace_drv_return_int(local, ret);
 588	return ret;
 589}
 590
 591int drv_ampdu_action(struct ieee80211_local *local,
 592		     struct ieee80211_sub_if_data *sdata,
 593		     struct ieee80211_ampdu_params *params);
 594
 595static inline int drv_get_survey(struct ieee80211_local *local, int idx,
 596				struct survey_info *survey)
 597{
 598	int ret = -EOPNOTSUPP;
 599
 600	trace_drv_get_survey(local, idx, survey);
 601
 602	if (local->ops->get_survey)
 603		ret = local->ops->get_survey(&local->hw, idx, survey);
 604
 605	trace_drv_return_int(local, ret);
 606
 607	return ret;
 608}
 609
 610static inline void drv_rfkill_poll(struct ieee80211_local *local)
 611{
 612	might_sleep();
 613
 614	if (local->ops->rfkill_poll)
 615		local->ops->rfkill_poll(&local->hw);
 616}
 617
 618static inline void drv_flush(struct ieee80211_local *local,
 619			     struct ieee80211_sub_if_data *sdata,
 620			     u32 queues, bool drop)
 621{
 622	struct ieee80211_vif *vif = sdata ? &sdata->vif : NULL;
 623
 624	might_sleep();
 625
 626	if (sdata && !check_sdata_in_driver(sdata))
 627		return;
 628
 629	trace_drv_flush(local, queues, drop);
 630	if (local->ops->flush)
 631		local->ops->flush(&local->hw, vif, queues, drop);
 632	trace_drv_return_void(local);
 633}
 634
 635static inline void drv_channel_switch(struct ieee80211_local *local,
 636				      struct ieee80211_sub_if_data *sdata,
 637				      struct ieee80211_channel_switch *ch_switch)
 638{
 639	might_sleep();
 640
 641	trace_drv_channel_switch(local, sdata, ch_switch);
 642	local->ops->channel_switch(&local->hw, &sdata->vif, ch_switch);
 643	trace_drv_return_void(local);
 644}
 645
 646
 647static inline int drv_set_antenna(struct ieee80211_local *local,
 648				  u32 tx_ant, u32 rx_ant)
 649{
 650	int ret = -EOPNOTSUPP;
 651	might_sleep();
 652	if (local->ops->set_antenna)
 653		ret = local->ops->set_antenna(&local->hw, tx_ant, rx_ant);
 654	trace_drv_set_antenna(local, tx_ant, rx_ant, ret);
 655	return ret;
 656}
 657
 658static inline int drv_get_antenna(struct ieee80211_local *local,
 659				  u32 *tx_ant, u32 *rx_ant)
 660{
 661	int ret = -EOPNOTSUPP;
 662	might_sleep();
 663	if (local->ops->get_antenna)
 664		ret = local->ops->get_antenna(&local->hw, tx_ant, rx_ant);
 665	trace_drv_get_antenna(local, *tx_ant, *rx_ant, ret);
 666	return ret;
 667}
 668
 669static inline int drv_remain_on_channel(struct ieee80211_local *local,
 670					struct ieee80211_sub_if_data *sdata,
 671					struct ieee80211_channel *chan,
 672					unsigned int duration,
 673					enum ieee80211_roc_type type)
 674{
 675	int ret;
 676
 677	might_sleep();
 678
 679	trace_drv_remain_on_channel(local, sdata, chan, duration, type);
 680	ret = local->ops->remain_on_channel(&local->hw, &sdata->vif,
 681					    chan, duration, type);
 682	trace_drv_return_int(local, ret);
 683
 684	return ret;
 685}
 686
 687static inline int drv_cancel_remain_on_channel(struct ieee80211_local *local)
 688{
 689	int ret;
 690
 691	might_sleep();
 692
 693	trace_drv_cancel_remain_on_channel(local);
 694	ret = local->ops->cancel_remain_on_channel(&local->hw);
 695	trace_drv_return_int(local, ret);
 696
 697	return ret;
 698}
 699
 700static inline int drv_set_ringparam(struct ieee80211_local *local,
 701				    u32 tx, u32 rx)
 702{
 703	int ret = -ENOTSUPP;
 704
 705	might_sleep();
 706
 707	trace_drv_set_ringparam(local, tx, rx);
 708	if (local->ops->set_ringparam)
 709		ret = local->ops->set_ringparam(&local->hw, tx, rx);
 710	trace_drv_return_int(local, ret);
 711
 712	return ret;
 713}
 714
 715static inline void drv_get_ringparam(struct ieee80211_local *local,
 716				     u32 *tx, u32 *tx_max, u32 *rx, u32 *rx_max)
 717{
 718	might_sleep();
 719
 720	trace_drv_get_ringparam(local, tx, tx_max, rx, rx_max);
 721	if (local->ops->get_ringparam)
 722		local->ops->get_ringparam(&local->hw, tx, tx_max, rx, rx_max);
 723	trace_drv_return_void(local);
 724}
 725
 726static inline bool drv_tx_frames_pending(struct ieee80211_local *local)
 727{
 728	bool ret = false;
 729
 730	might_sleep();
 731
 732	trace_drv_tx_frames_pending(local);
 733	if (local->ops->tx_frames_pending)
 734		ret = local->ops->tx_frames_pending(&local->hw);
 735	trace_drv_return_bool(local, ret);
 736
 737	return ret;
 738}
 739
 740static inline int drv_set_bitrate_mask(struct ieee80211_local *local,
 741				       struct ieee80211_sub_if_data *sdata,
 742				       const struct cfg80211_bitrate_mask *mask)
 743{
 744	int ret = -EOPNOTSUPP;
 745
 746	might_sleep();
 747
 748	if (!check_sdata_in_driver(sdata))
 749		return -EIO;
 750
 751	trace_drv_set_bitrate_mask(local, sdata, mask);
 752	if (local->ops->set_bitrate_mask)
 753		ret = local->ops->set_bitrate_mask(&local->hw,
 754						   &sdata->vif, mask);
 755	trace_drv_return_int(local, ret);
 756
 757	return ret;
 758}
 759
 760static inline void drv_set_rekey_data(struct ieee80211_local *local,
 761				      struct ieee80211_sub_if_data *sdata,
 762				      struct cfg80211_gtk_rekey_data *data)
 763{
 764	if (!check_sdata_in_driver(sdata))
 765		return;
 766
 767	trace_drv_set_rekey_data(local, sdata, data);
 768	if (local->ops->set_rekey_data)
 769		local->ops->set_rekey_data(&local->hw, &sdata->vif, data);
 770	trace_drv_return_void(local);
 771}
 772
 773static inline void drv_event_callback(struct ieee80211_local *local,
 774				      struct ieee80211_sub_if_data *sdata,
 775				      const struct ieee80211_event *event)
 776{
 777	trace_drv_event_callback(local, sdata, event);
 778	if (local->ops->event_callback)
 779		local->ops->event_callback(&local->hw, &sdata->vif, event);
 780	trace_drv_return_void(local);
 781}
 782
 783static inline void
 784drv_release_buffered_frames(struct ieee80211_local *local,
 785			    struct sta_info *sta, u16 tids, int num_frames,
 786			    enum ieee80211_frame_release_type reason,
 787			    bool more_data)
 788{
 789	trace_drv_release_buffered_frames(local, &sta->sta, tids, num_frames,
 790					  reason, more_data);
 791	if (local->ops->release_buffered_frames)
 792		local->ops->release_buffered_frames(&local->hw, &sta->sta, tids,
 793						    num_frames, reason,
 794						    more_data);
 795	trace_drv_return_void(local);
 796}
 797
 798static inline void
 799drv_allow_buffered_frames(struct ieee80211_local *local,
 800			  struct sta_info *sta, u16 tids, int num_frames,
 801			  enum ieee80211_frame_release_type reason,
 802			  bool more_data)
 803{
 804	trace_drv_allow_buffered_frames(local, &sta->sta, tids, num_frames,
 805					reason, more_data);
 806	if (local->ops->allow_buffered_frames)
 807		local->ops->allow_buffered_frames(&local->hw, &sta->sta,
 808						  tids, num_frames, reason,
 809						  more_data);
 810	trace_drv_return_void(local);
 811}
 812
 813static inline void drv_mgd_prepare_tx(struct ieee80211_local *local,
 814				      struct ieee80211_sub_if_data *sdata)
 815{
 816	might_sleep();
 817
 818	if (!check_sdata_in_driver(sdata))
 819		return;
 820	WARN_ON_ONCE(sdata->vif.type != NL80211_IFTYPE_STATION);
 821
 822	trace_drv_mgd_prepare_tx(local, sdata);
 823	if (local->ops->mgd_prepare_tx)
 824		local->ops->mgd_prepare_tx(&local->hw, &sdata->vif);
 825	trace_drv_return_void(local);
 826}
 827
 828static inline void
 829drv_mgd_protect_tdls_discover(struct ieee80211_local *local,
 830			      struct ieee80211_sub_if_data *sdata)
 831{
 832	might_sleep();
 833
 834	if (!check_sdata_in_driver(sdata))
 835		return;
 836	WARN_ON_ONCE(sdata->vif.type != NL80211_IFTYPE_STATION);
 837
 838	trace_drv_mgd_protect_tdls_discover(local, sdata);
 839	if (local->ops->mgd_protect_tdls_discover)
 840		local->ops->mgd_protect_tdls_discover(&local->hw, &sdata->vif);
 841	trace_drv_return_void(local);
 842}
 843
 844static inline int drv_add_chanctx(struct ieee80211_local *local,
 845				  struct ieee80211_chanctx *ctx)
 846{
 847	int ret = -EOPNOTSUPP;
 848
 849	might_sleep();
 850
 851	trace_drv_add_chanctx(local, ctx);
 852	if (local->ops->add_chanctx)
 853		ret = local->ops->add_chanctx(&local->hw, &ctx->conf);
 854	trace_drv_return_int(local, ret);
 855	if (!ret)
 856		ctx->driver_present = true;
 857
 858	return ret;
 859}
 860
 861static inline void drv_remove_chanctx(struct ieee80211_local *local,
 862				      struct ieee80211_chanctx *ctx)
 863{
 864	might_sleep();
 865
 866	if (WARN_ON(!ctx->driver_present))
 867		return;
 868
 869	trace_drv_remove_chanctx(local, ctx);
 870	if (local->ops->remove_chanctx)
 871		local->ops->remove_chanctx(&local->hw, &ctx->conf);
 872	trace_drv_return_void(local);
 873	ctx->driver_present = false;
 874}
 875
 876static inline void drv_change_chanctx(struct ieee80211_local *local,
 877				      struct ieee80211_chanctx *ctx,
 878				      u32 changed)
 879{
 880	might_sleep();
 881
 882	trace_drv_change_chanctx(local, ctx, changed);
 883	if (local->ops->change_chanctx) {
 884		WARN_ON_ONCE(!ctx->driver_present);
 885		local->ops->change_chanctx(&local->hw, &ctx->conf, changed);
 886	}
 887	trace_drv_return_void(local);
 888}
 889
 890static inline int drv_assign_vif_chanctx(struct ieee80211_local *local,
 891					 struct ieee80211_sub_if_data *sdata,
 892					 struct ieee80211_chanctx *ctx)
 893{
 894	int ret = 0;
 895
 896	if (!check_sdata_in_driver(sdata))
 897		return -EIO;
 898
 899	trace_drv_assign_vif_chanctx(local, sdata, ctx);
 900	if (local->ops->assign_vif_chanctx) {
 901		WARN_ON_ONCE(!ctx->driver_present);
 902		ret = local->ops->assign_vif_chanctx(&local->hw,
 903						     &sdata->vif,
 904						     &ctx->conf);
 905	}
 906	trace_drv_return_int(local, ret);
 907
 908	return ret;
 909}
 910
 911static inline void drv_unassign_vif_chanctx(struct ieee80211_local *local,
 912					    struct ieee80211_sub_if_data *sdata,
 913					    struct ieee80211_chanctx *ctx)
 914{
 915	might_sleep();
 916
 917	if (!check_sdata_in_driver(sdata))
 918		return;
 919
 920	trace_drv_unassign_vif_chanctx(local, sdata, ctx);
 921	if (local->ops->unassign_vif_chanctx) {
 922		WARN_ON_ONCE(!ctx->driver_present);
 923		local->ops->unassign_vif_chanctx(&local->hw,
 924						 &sdata->vif,
 925						 &ctx->conf);
 926	}
 927	trace_drv_return_void(local);
 928}
 929
 930int drv_switch_vif_chanctx(struct ieee80211_local *local,
 931			   struct ieee80211_vif_chanctx_switch *vifs,
 932			   int n_vifs, enum ieee80211_chanctx_switch_mode mode);
 933
 934static inline int drv_start_ap(struct ieee80211_local *local,
 935			       struct ieee80211_sub_if_data *sdata)
 936{
 937	int ret = 0;
 938
 939	might_sleep();
 940
 941	if (!check_sdata_in_driver(sdata))
 942		return -EIO;
 943
 944	trace_drv_start_ap(local, sdata, &sdata->vif.bss_conf);
 945	if (local->ops->start_ap)
 946		ret = local->ops->start_ap(&local->hw, &sdata->vif);
 947	trace_drv_return_int(local, ret);
 948	return ret;
 949}
 950
 951static inline void drv_stop_ap(struct ieee80211_local *local,
 952			       struct ieee80211_sub_if_data *sdata)
 953{
 954	if (!check_sdata_in_driver(sdata))
 955		return;
 956
 957	trace_drv_stop_ap(local, sdata);
 958	if (local->ops->stop_ap)
 959		local->ops->stop_ap(&local->hw, &sdata->vif);
 960	trace_drv_return_void(local);
 961}
 962
 963static inline void
 964drv_reconfig_complete(struct ieee80211_local *local,
 965		      enum ieee80211_reconfig_type reconfig_type)
 966{
 967	might_sleep();
 968
 969	trace_drv_reconfig_complete(local, reconfig_type);
 970	if (local->ops->reconfig_complete)
 971		local->ops->reconfig_complete(&local->hw, reconfig_type);
 972	trace_drv_return_void(local);
 973}
 974
 975static inline void
 976drv_set_default_unicast_key(struct ieee80211_local *local,
 977			    struct ieee80211_sub_if_data *sdata,
 978			    int key_idx)
 979{
 980	if (!check_sdata_in_driver(sdata))
 981		return;
 982
 983	WARN_ON_ONCE(key_idx < -1 || key_idx > 3);
 984
 985	trace_drv_set_default_unicast_key(local, sdata, key_idx);
 986	if (local->ops->set_default_unicast_key)
 987		local->ops->set_default_unicast_key(&local->hw, &sdata->vif,
 988						    key_idx);
 989	trace_drv_return_void(local);
 990}
 991
 992#if IS_ENABLED(CONFIG_IPV6)
 993static inline void drv_ipv6_addr_change(struct ieee80211_local *local,
 994					struct ieee80211_sub_if_data *sdata,
 995					struct inet6_dev *idev)
 996{
 997	trace_drv_ipv6_addr_change(local, sdata);
 998	if (local->ops->ipv6_addr_change)
 999		local->ops->ipv6_addr_change(&local->hw, &sdata->vif, idev);
1000	trace_drv_return_void(local);
1001}
1002#endif
1003
1004static inline void
1005drv_channel_switch_beacon(struct ieee80211_sub_if_data *sdata,
1006			  struct cfg80211_chan_def *chandef)
1007{
1008	struct ieee80211_local *local = sdata->local;
1009
1010	if (local->ops->channel_switch_beacon) {
1011		trace_drv_channel_switch_beacon(local, sdata, chandef);
1012		local->ops->channel_switch_beacon(&local->hw, &sdata->vif,
1013						  chandef);
1014	}
1015}
1016
1017static inline int
1018drv_pre_channel_switch(struct ieee80211_sub_if_data *sdata,
1019		       struct ieee80211_channel_switch *ch_switch)
1020{
1021	struct ieee80211_local *local = sdata->local;
1022	int ret = 0;
1023
1024	if (!check_sdata_in_driver(sdata))
1025		return -EIO;
1026
1027	trace_drv_pre_channel_switch(local, sdata, ch_switch);
1028	if (local->ops->pre_channel_switch)
1029		ret = local->ops->pre_channel_switch(&local->hw, &sdata->vif,
1030						     ch_switch);
1031	trace_drv_return_int(local, ret);
1032	return ret;
1033}
1034
1035static inline int
1036drv_post_channel_switch(struct ieee80211_sub_if_data *sdata)
1037{
1038	struct ieee80211_local *local = sdata->local;
1039	int ret = 0;
1040
1041	if (!check_sdata_in_driver(sdata))
1042		return -EIO;
1043
1044	trace_drv_post_channel_switch(local, sdata);
1045	if (local->ops->post_channel_switch)
1046		ret = local->ops->post_channel_switch(&local->hw, &sdata->vif);
1047	trace_drv_return_int(local, ret);
1048	return ret;
1049}
1050
1051static inline int drv_join_ibss(struct ieee80211_local *local,
1052				struct ieee80211_sub_if_data *sdata)
1053{
1054	int ret = 0;
1055
1056	might_sleep();
1057	if (!check_sdata_in_driver(sdata))
1058		return -EIO;
1059
1060	trace_drv_join_ibss(local, sdata, &sdata->vif.bss_conf);
1061	if (local->ops->join_ibss)
1062		ret = local->ops->join_ibss(&local->hw, &sdata->vif);
1063	trace_drv_return_int(local, ret);
1064	return ret;
1065}
1066
1067static inline void drv_leave_ibss(struct ieee80211_local *local,
1068				  struct ieee80211_sub_if_data *sdata)
1069{
1070	might_sleep();
1071	if (!check_sdata_in_driver(sdata))
1072		return;
1073
1074	trace_drv_leave_ibss(local, sdata);
1075	if (local->ops->leave_ibss)
1076		local->ops->leave_ibss(&local->hw, &sdata->vif);
1077	trace_drv_return_void(local);
1078}
1079
1080static inline u32 drv_get_expected_throughput(struct ieee80211_local *local,
1081					      struct sta_info *sta)
1082{
1083	u32 ret = 0;
1084
1085	trace_drv_get_expected_throughput(&sta->sta);
1086	if (local->ops->get_expected_throughput && sta->uploaded)
1087		ret = local->ops->get_expected_throughput(&local->hw, &sta->sta);
1088	trace_drv_return_u32(local, ret);
1089
1090	return ret;
1091}
1092
1093static inline int drv_get_txpower(struct ieee80211_local *local,
1094				  struct ieee80211_sub_if_data *sdata, int *dbm)
1095{
1096	int ret;
1097
1098	if (!local->ops->get_txpower)
1099		return -EOPNOTSUPP;
1100
1101	ret = local->ops->get_txpower(&local->hw, &sdata->vif, dbm);
1102	trace_drv_get_txpower(local, sdata, *dbm, ret);
1103
1104	return ret;
1105}
1106
1107static inline int
1108drv_tdls_channel_switch(struct ieee80211_local *local,
1109			struct ieee80211_sub_if_data *sdata,
1110			struct ieee80211_sta *sta, u8 oper_class,
1111			struct cfg80211_chan_def *chandef,
1112			struct sk_buff *tmpl_skb, u32 ch_sw_tm_ie)
1113{
1114	int ret;
1115
1116	might_sleep();
1117	if (!check_sdata_in_driver(sdata))
1118		return -EIO;
1119
1120	if (!local->ops->tdls_channel_switch)
1121		return -EOPNOTSUPP;
1122
1123	trace_drv_tdls_channel_switch(local, sdata, sta, oper_class, chandef);
1124	ret = local->ops->tdls_channel_switch(&local->hw, &sdata->vif, sta,
1125					      oper_class, chandef, tmpl_skb,
1126					      ch_sw_tm_ie);
1127	trace_drv_return_int(local, ret);
1128	return ret;
1129}
1130
1131static inline void
1132drv_tdls_cancel_channel_switch(struct ieee80211_local *local,
1133			       struct ieee80211_sub_if_data *sdata,
1134			       struct ieee80211_sta *sta)
1135{
1136	might_sleep();
1137	if (!check_sdata_in_driver(sdata))
1138		return;
1139
1140	if (!local->ops->tdls_cancel_channel_switch)
1141		return;
1142
1143	trace_drv_tdls_cancel_channel_switch(local, sdata, sta);
1144	local->ops->tdls_cancel_channel_switch(&local->hw, &sdata->vif, sta);
1145	trace_drv_return_void(local);
1146}
1147
1148static inline void
1149drv_tdls_recv_channel_switch(struct ieee80211_local *local,
1150			     struct ieee80211_sub_if_data *sdata,
1151			     struct ieee80211_tdls_ch_sw_params *params)
1152{
1153	trace_drv_tdls_recv_channel_switch(local, sdata, params);
1154	if (local->ops->tdls_recv_channel_switch)
1155		local->ops->tdls_recv_channel_switch(&local->hw, &sdata->vif,
1156						     params);
1157	trace_drv_return_void(local);
1158}
1159
1160static inline void drv_wake_tx_queue(struct ieee80211_local *local,
1161				     struct txq_info *txq)
1162{
1163	struct ieee80211_sub_if_data *sdata = vif_to_sdata(txq->txq.vif);
1164
1165	if (!check_sdata_in_driver(sdata))
1166		return;
1167
1168	trace_drv_wake_tx_queue(local, sdata, txq);
1169	local->ops->wake_tx_queue(&local->hw, &txq->txq);
1170}
1171
1172static inline int drv_start_nan(struct ieee80211_local *local,
1173				struct ieee80211_sub_if_data *sdata,
1174				struct cfg80211_nan_conf *conf)
1175{
1176	int ret;
1177
1178	might_sleep();
1179	check_sdata_in_driver(sdata);
1180
1181	trace_drv_start_nan(local, sdata, conf);
1182	ret = local->ops->start_nan(&local->hw, &sdata->vif, conf);
1183	trace_drv_return_int(local, ret);
1184	return ret;
1185}
1186
1187static inline void drv_stop_nan(struct ieee80211_local *local,
1188				struct ieee80211_sub_if_data *sdata)
1189{
1190	might_sleep();
1191	check_sdata_in_driver(sdata);
1192
1193	trace_drv_stop_nan(local, sdata);
1194	local->ops->stop_nan(&local->hw, &sdata->vif);
1195	trace_drv_return_void(local);
1196}
1197
1198static inline int drv_nan_change_conf(struct ieee80211_local *local,
1199				       struct ieee80211_sub_if_data *sdata,
1200				       struct cfg80211_nan_conf *conf,
1201				       u32 changes)
1202{
1203	int ret;
1204
1205	might_sleep();
1206	check_sdata_in_driver(sdata);
1207
1208	if (!local->ops->nan_change_conf)
1209		return -EOPNOTSUPP;
1210
1211	trace_drv_nan_change_conf(local, sdata, conf, changes);
1212	ret = local->ops->nan_change_conf(&local->hw, &sdata->vif, conf,
1213					  changes);
1214	trace_drv_return_int(local, ret);
1215
1216	return ret;
1217}
1218
1219static inline int drv_add_nan_func(struct ieee80211_local *local,
1220				   struct ieee80211_sub_if_data *sdata,
1221				   const struct cfg80211_nan_func *nan_func)
1222{
1223	int ret;
1224
1225	might_sleep();
1226	check_sdata_in_driver(sdata);
1227
1228	if (!local->ops->add_nan_func)
1229		return -EOPNOTSUPP;
1230
1231	trace_drv_add_nan_func(local, sdata, nan_func);
1232	ret = local->ops->add_nan_func(&local->hw, &sdata->vif, nan_func);
1233	trace_drv_return_int(local, ret);
1234
1235	return ret;
1236}
1237
1238static inline void drv_del_nan_func(struct ieee80211_local *local,
1239				   struct ieee80211_sub_if_data *sdata,
1240				   u8 instance_id)
1241{
1242	might_sleep();
1243	check_sdata_in_driver(sdata);
1244
1245	trace_drv_del_nan_func(local, sdata, instance_id);
1246	if (local->ops->del_nan_func)
1247		local->ops->del_nan_func(&local->hw, &sdata->vif, instance_id);
1248	trace_drv_return_void(local);
1249}
1250
1251#endif /* __MAC80211_DRIVER_OPS */
v4.6
 
 
 
 
 
   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
   8static 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
  15static inline struct ieee80211_sub_if_data *
  16get_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
  25static 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
 
 
 
 
 
 
 
 
 
 
  32static 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
  43static 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
  55static 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
  69int drv_start(struct ieee80211_local *local);
  70void drv_stop(struct ieee80211_local *local);
  71
  72#ifdef CONFIG_PM
  73static 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
  86static 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
  98static 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
 112int drv_add_interface(struct ieee80211_local *local,
 113		      struct ieee80211_sub_if_data *sdata);
 114
 115int drv_change_interface(struct ieee80211_local *local,
 116			 struct ieee80211_sub_if_data *sdata,
 117			 enum nl80211_iftype type, bool p2p);
 118
 119void drv_remove_interface(struct ieee80211_local *local,
 120			  struct ieee80211_sub_if_data *sdata);
 121
 122static 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
 134static 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
 162static 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
 177static 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
 191static 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
 207static 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
 218static 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
 238static 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
 260static 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
 277static 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
 290static inline int
 291drv_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
 310static 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
 327static 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
 339static 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
 350static 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
 364static 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
 373static 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
 387static 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
 401static 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
 417static 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
 432static 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
 453static 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
 471static 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
 487static 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
 503static 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
 521int 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
 527void drv_sta_rc_update(struct ieee80211_local *local,
 528		       struct ieee80211_sub_if_data *sdata,
 529		       struct ieee80211_sta *sta, u32 changed);
 530
 531static 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
 546static 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
 561int 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
 565u64 drv_get_tsf(struct ieee80211_local *local,
 566		struct ieee80211_sub_if_data *sdata);
 567void drv_set_tsf(struct ieee80211_local *local,
 568		 struct ieee80211_sub_if_data *sdata,
 569		 u64 tsf);
 
 
 
 570void drv_reset_tsf(struct ieee80211_local *local,
 571		   struct ieee80211_sub_if_data *sdata);
 572
 573static 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
 586int drv_ampdu_action(struct ieee80211_local *local,
 587		     struct ieee80211_sub_if_data *sdata,
 588		     struct ieee80211_ampdu_params *params);
 589
 590static inline int drv_get_survey(struct ieee80211_local *local, int idx,
 591				struct survey_info *survey)
 592{
 593	int ret = -EOPNOTSUPP;
 594
 595	trace_drv_get_survey(local, idx, survey);
 596
 597	if (local->ops->get_survey)
 598		ret = local->ops->get_survey(&local->hw, idx, survey);
 599
 600	trace_drv_return_int(local, ret);
 601
 602	return ret;
 603}
 604
 605static inline void drv_rfkill_poll(struct ieee80211_local *local)
 606{
 607	might_sleep();
 608
 609	if (local->ops->rfkill_poll)
 610		local->ops->rfkill_poll(&local->hw);
 611}
 612
 613static inline void drv_flush(struct ieee80211_local *local,
 614			     struct ieee80211_sub_if_data *sdata,
 615			     u32 queues, bool drop)
 616{
 617	struct ieee80211_vif *vif = sdata ? &sdata->vif : NULL;
 618
 619	might_sleep();
 620
 621	if (sdata && !check_sdata_in_driver(sdata))
 622		return;
 623
 624	trace_drv_flush(local, queues, drop);
 625	if (local->ops->flush)
 626		local->ops->flush(&local->hw, vif, queues, drop);
 627	trace_drv_return_void(local);
 628}
 629
 630static inline void drv_channel_switch(struct ieee80211_local *local,
 631				      struct ieee80211_sub_if_data *sdata,
 632				      struct ieee80211_channel_switch *ch_switch)
 633{
 634	might_sleep();
 635
 636	trace_drv_channel_switch(local, sdata, ch_switch);
 637	local->ops->channel_switch(&local->hw, &sdata->vif, ch_switch);
 638	trace_drv_return_void(local);
 639}
 640
 641
 642static inline int drv_set_antenna(struct ieee80211_local *local,
 643				  u32 tx_ant, u32 rx_ant)
 644{
 645	int ret = -EOPNOTSUPP;
 646	might_sleep();
 647	if (local->ops->set_antenna)
 648		ret = local->ops->set_antenna(&local->hw, tx_ant, rx_ant);
 649	trace_drv_set_antenna(local, tx_ant, rx_ant, ret);
 650	return ret;
 651}
 652
 653static inline int drv_get_antenna(struct ieee80211_local *local,
 654				  u32 *tx_ant, u32 *rx_ant)
 655{
 656	int ret = -EOPNOTSUPP;
 657	might_sleep();
 658	if (local->ops->get_antenna)
 659		ret = local->ops->get_antenna(&local->hw, tx_ant, rx_ant);
 660	trace_drv_get_antenna(local, *tx_ant, *rx_ant, ret);
 661	return ret;
 662}
 663
 664static inline int drv_remain_on_channel(struct ieee80211_local *local,
 665					struct ieee80211_sub_if_data *sdata,
 666					struct ieee80211_channel *chan,
 667					unsigned int duration,
 668					enum ieee80211_roc_type type)
 669{
 670	int ret;
 671
 672	might_sleep();
 673
 674	trace_drv_remain_on_channel(local, sdata, chan, duration, type);
 675	ret = local->ops->remain_on_channel(&local->hw, &sdata->vif,
 676					    chan, duration, type);
 677	trace_drv_return_int(local, ret);
 678
 679	return ret;
 680}
 681
 682static inline int drv_cancel_remain_on_channel(struct ieee80211_local *local)
 683{
 684	int ret;
 685
 686	might_sleep();
 687
 688	trace_drv_cancel_remain_on_channel(local);
 689	ret = local->ops->cancel_remain_on_channel(&local->hw);
 690	trace_drv_return_int(local, ret);
 691
 692	return ret;
 693}
 694
 695static inline int drv_set_ringparam(struct ieee80211_local *local,
 696				    u32 tx, u32 rx)
 697{
 698	int ret = -ENOTSUPP;
 699
 700	might_sleep();
 701
 702	trace_drv_set_ringparam(local, tx, rx);
 703	if (local->ops->set_ringparam)
 704		ret = local->ops->set_ringparam(&local->hw, tx, rx);
 705	trace_drv_return_int(local, ret);
 706
 707	return ret;
 708}
 709
 710static inline void drv_get_ringparam(struct ieee80211_local *local,
 711				     u32 *tx, u32 *tx_max, u32 *rx, u32 *rx_max)
 712{
 713	might_sleep();
 714
 715	trace_drv_get_ringparam(local, tx, tx_max, rx, rx_max);
 716	if (local->ops->get_ringparam)
 717		local->ops->get_ringparam(&local->hw, tx, tx_max, rx, rx_max);
 718	trace_drv_return_void(local);
 719}
 720
 721static inline bool drv_tx_frames_pending(struct ieee80211_local *local)
 722{
 723	bool ret = false;
 724
 725	might_sleep();
 726
 727	trace_drv_tx_frames_pending(local);
 728	if (local->ops->tx_frames_pending)
 729		ret = local->ops->tx_frames_pending(&local->hw);
 730	trace_drv_return_bool(local, ret);
 731
 732	return ret;
 733}
 734
 735static inline int drv_set_bitrate_mask(struct ieee80211_local *local,
 736				       struct ieee80211_sub_if_data *sdata,
 737				       const struct cfg80211_bitrate_mask *mask)
 738{
 739	int ret = -EOPNOTSUPP;
 740
 741	might_sleep();
 742
 743	if (!check_sdata_in_driver(sdata))
 744		return -EIO;
 745
 746	trace_drv_set_bitrate_mask(local, sdata, mask);
 747	if (local->ops->set_bitrate_mask)
 748		ret = local->ops->set_bitrate_mask(&local->hw,
 749						   &sdata->vif, mask);
 750	trace_drv_return_int(local, ret);
 751
 752	return ret;
 753}
 754
 755static inline void drv_set_rekey_data(struct ieee80211_local *local,
 756				      struct ieee80211_sub_if_data *sdata,
 757				      struct cfg80211_gtk_rekey_data *data)
 758{
 759	if (!check_sdata_in_driver(sdata))
 760		return;
 761
 762	trace_drv_set_rekey_data(local, sdata, data);
 763	if (local->ops->set_rekey_data)
 764		local->ops->set_rekey_data(&local->hw, &sdata->vif, data);
 765	trace_drv_return_void(local);
 766}
 767
 768static inline void drv_event_callback(struct ieee80211_local *local,
 769				      struct ieee80211_sub_if_data *sdata,
 770				      const struct ieee80211_event *event)
 771{
 772	trace_drv_event_callback(local, sdata, event);
 773	if (local->ops->event_callback)
 774		local->ops->event_callback(&local->hw, &sdata->vif, event);
 775	trace_drv_return_void(local);
 776}
 777
 778static inline void
 779drv_release_buffered_frames(struct ieee80211_local *local,
 780			    struct sta_info *sta, u16 tids, int num_frames,
 781			    enum ieee80211_frame_release_type reason,
 782			    bool more_data)
 783{
 784	trace_drv_release_buffered_frames(local, &sta->sta, tids, num_frames,
 785					  reason, more_data);
 786	if (local->ops->release_buffered_frames)
 787		local->ops->release_buffered_frames(&local->hw, &sta->sta, tids,
 788						    num_frames, reason,
 789						    more_data);
 790	trace_drv_return_void(local);
 791}
 792
 793static inline void
 794drv_allow_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_allow_buffered_frames(local, &sta->sta, tids, num_frames,
 800					reason, more_data);
 801	if (local->ops->allow_buffered_frames)
 802		local->ops->allow_buffered_frames(&local->hw, &sta->sta,
 803						  tids, num_frames, reason,
 804						  more_data);
 805	trace_drv_return_void(local);
 806}
 807
 808static inline void drv_mgd_prepare_tx(struct ieee80211_local *local,
 809				      struct ieee80211_sub_if_data *sdata)
 810{
 811	might_sleep();
 812
 813	if (!check_sdata_in_driver(sdata))
 814		return;
 815	WARN_ON_ONCE(sdata->vif.type != NL80211_IFTYPE_STATION);
 816
 817	trace_drv_mgd_prepare_tx(local, sdata);
 818	if (local->ops->mgd_prepare_tx)
 819		local->ops->mgd_prepare_tx(&local->hw, &sdata->vif);
 820	trace_drv_return_void(local);
 821}
 822
 823static inline void
 824drv_mgd_protect_tdls_discover(struct ieee80211_local *local,
 825			      struct ieee80211_sub_if_data *sdata)
 826{
 827	might_sleep();
 828
 829	if (!check_sdata_in_driver(sdata))
 830		return;
 831	WARN_ON_ONCE(sdata->vif.type != NL80211_IFTYPE_STATION);
 832
 833	trace_drv_mgd_protect_tdls_discover(local, sdata);
 834	if (local->ops->mgd_protect_tdls_discover)
 835		local->ops->mgd_protect_tdls_discover(&local->hw, &sdata->vif);
 836	trace_drv_return_void(local);
 837}
 838
 839static inline int drv_add_chanctx(struct ieee80211_local *local,
 840				  struct ieee80211_chanctx *ctx)
 841{
 842	int ret = -EOPNOTSUPP;
 843
 844	might_sleep();
 845
 846	trace_drv_add_chanctx(local, ctx);
 847	if (local->ops->add_chanctx)
 848		ret = local->ops->add_chanctx(&local->hw, &ctx->conf);
 849	trace_drv_return_int(local, ret);
 850	if (!ret)
 851		ctx->driver_present = true;
 852
 853	return ret;
 854}
 855
 856static inline void drv_remove_chanctx(struct ieee80211_local *local,
 857				      struct ieee80211_chanctx *ctx)
 858{
 859	might_sleep();
 860
 861	if (WARN_ON(!ctx->driver_present))
 862		return;
 863
 864	trace_drv_remove_chanctx(local, ctx);
 865	if (local->ops->remove_chanctx)
 866		local->ops->remove_chanctx(&local->hw, &ctx->conf);
 867	trace_drv_return_void(local);
 868	ctx->driver_present = false;
 869}
 870
 871static inline void drv_change_chanctx(struct ieee80211_local *local,
 872				      struct ieee80211_chanctx *ctx,
 873				      u32 changed)
 874{
 875	might_sleep();
 876
 877	trace_drv_change_chanctx(local, ctx, changed);
 878	if (local->ops->change_chanctx) {
 879		WARN_ON_ONCE(!ctx->driver_present);
 880		local->ops->change_chanctx(&local->hw, &ctx->conf, changed);
 881	}
 882	trace_drv_return_void(local);
 883}
 884
 885static inline int drv_assign_vif_chanctx(struct ieee80211_local *local,
 886					 struct ieee80211_sub_if_data *sdata,
 887					 struct ieee80211_chanctx *ctx)
 888{
 889	int ret = 0;
 890
 891	if (!check_sdata_in_driver(sdata))
 892		return -EIO;
 893
 894	trace_drv_assign_vif_chanctx(local, sdata, ctx);
 895	if (local->ops->assign_vif_chanctx) {
 896		WARN_ON_ONCE(!ctx->driver_present);
 897		ret = local->ops->assign_vif_chanctx(&local->hw,
 898						     &sdata->vif,
 899						     &ctx->conf);
 900	}
 901	trace_drv_return_int(local, ret);
 902
 903	return ret;
 904}
 905
 906static inline void drv_unassign_vif_chanctx(struct ieee80211_local *local,
 907					    struct ieee80211_sub_if_data *sdata,
 908					    struct ieee80211_chanctx *ctx)
 909{
 910	might_sleep();
 911
 912	if (!check_sdata_in_driver(sdata))
 913		return;
 914
 915	trace_drv_unassign_vif_chanctx(local, sdata, ctx);
 916	if (local->ops->unassign_vif_chanctx) {
 917		WARN_ON_ONCE(!ctx->driver_present);
 918		local->ops->unassign_vif_chanctx(&local->hw,
 919						 &sdata->vif,
 920						 &ctx->conf);
 921	}
 922	trace_drv_return_void(local);
 923}
 924
 925int drv_switch_vif_chanctx(struct ieee80211_local *local,
 926			   struct ieee80211_vif_chanctx_switch *vifs,
 927			   int n_vifs, enum ieee80211_chanctx_switch_mode mode);
 928
 929static inline int drv_start_ap(struct ieee80211_local *local,
 930			       struct ieee80211_sub_if_data *sdata)
 931{
 932	int ret = 0;
 933
 934	might_sleep();
 935
 936	if (!check_sdata_in_driver(sdata))
 937		return -EIO;
 938
 939	trace_drv_start_ap(local, sdata, &sdata->vif.bss_conf);
 940	if (local->ops->start_ap)
 941		ret = local->ops->start_ap(&local->hw, &sdata->vif);
 942	trace_drv_return_int(local, ret);
 943	return ret;
 944}
 945
 946static inline void drv_stop_ap(struct ieee80211_local *local,
 947			       struct ieee80211_sub_if_data *sdata)
 948{
 949	if (!check_sdata_in_driver(sdata))
 950		return;
 951
 952	trace_drv_stop_ap(local, sdata);
 953	if (local->ops->stop_ap)
 954		local->ops->stop_ap(&local->hw, &sdata->vif);
 955	trace_drv_return_void(local);
 956}
 957
 958static inline void
 959drv_reconfig_complete(struct ieee80211_local *local,
 960		      enum ieee80211_reconfig_type reconfig_type)
 961{
 962	might_sleep();
 963
 964	trace_drv_reconfig_complete(local, reconfig_type);
 965	if (local->ops->reconfig_complete)
 966		local->ops->reconfig_complete(&local->hw, reconfig_type);
 967	trace_drv_return_void(local);
 968}
 969
 970static inline void
 971drv_set_default_unicast_key(struct ieee80211_local *local,
 972			    struct ieee80211_sub_if_data *sdata,
 973			    int key_idx)
 974{
 975	if (!check_sdata_in_driver(sdata))
 976		return;
 977
 978	WARN_ON_ONCE(key_idx < -1 || key_idx > 3);
 979
 980	trace_drv_set_default_unicast_key(local, sdata, key_idx);
 981	if (local->ops->set_default_unicast_key)
 982		local->ops->set_default_unicast_key(&local->hw, &sdata->vif,
 983						    key_idx);
 984	trace_drv_return_void(local);
 985}
 986
 987#if IS_ENABLED(CONFIG_IPV6)
 988static inline void drv_ipv6_addr_change(struct ieee80211_local *local,
 989					struct ieee80211_sub_if_data *sdata,
 990					struct inet6_dev *idev)
 991{
 992	trace_drv_ipv6_addr_change(local, sdata);
 993	if (local->ops->ipv6_addr_change)
 994		local->ops->ipv6_addr_change(&local->hw, &sdata->vif, idev);
 995	trace_drv_return_void(local);
 996}
 997#endif
 998
 999static inline void
1000drv_channel_switch_beacon(struct ieee80211_sub_if_data *sdata,
1001			  struct cfg80211_chan_def *chandef)
1002{
1003	struct ieee80211_local *local = sdata->local;
1004
1005	if (local->ops->channel_switch_beacon) {
1006		trace_drv_channel_switch_beacon(local, sdata, chandef);
1007		local->ops->channel_switch_beacon(&local->hw, &sdata->vif,
1008						  chandef);
1009	}
1010}
1011
1012static inline int
1013drv_pre_channel_switch(struct ieee80211_sub_if_data *sdata,
1014		       struct ieee80211_channel_switch *ch_switch)
1015{
1016	struct ieee80211_local *local = sdata->local;
1017	int ret = 0;
1018
1019	if (!check_sdata_in_driver(sdata))
1020		return -EIO;
1021
1022	trace_drv_pre_channel_switch(local, sdata, ch_switch);
1023	if (local->ops->pre_channel_switch)
1024		ret = local->ops->pre_channel_switch(&local->hw, &sdata->vif,
1025						     ch_switch);
1026	trace_drv_return_int(local, ret);
1027	return ret;
1028}
1029
1030static inline int
1031drv_post_channel_switch(struct ieee80211_sub_if_data *sdata)
1032{
1033	struct ieee80211_local *local = sdata->local;
1034	int ret = 0;
1035
1036	if (!check_sdata_in_driver(sdata))
1037		return -EIO;
1038
1039	trace_drv_post_channel_switch(local, sdata);
1040	if (local->ops->post_channel_switch)
1041		ret = local->ops->post_channel_switch(&local->hw, &sdata->vif);
1042	trace_drv_return_int(local, ret);
1043	return ret;
1044}
1045
1046static inline int drv_join_ibss(struct ieee80211_local *local,
1047				struct ieee80211_sub_if_data *sdata)
1048{
1049	int ret = 0;
1050
1051	might_sleep();
1052	if (!check_sdata_in_driver(sdata))
1053		return -EIO;
1054
1055	trace_drv_join_ibss(local, sdata, &sdata->vif.bss_conf);
1056	if (local->ops->join_ibss)
1057		ret = local->ops->join_ibss(&local->hw, &sdata->vif);
1058	trace_drv_return_int(local, ret);
1059	return ret;
1060}
1061
1062static inline void drv_leave_ibss(struct ieee80211_local *local,
1063				  struct ieee80211_sub_if_data *sdata)
1064{
1065	might_sleep();
1066	if (!check_sdata_in_driver(sdata))
1067		return;
1068
1069	trace_drv_leave_ibss(local, sdata);
1070	if (local->ops->leave_ibss)
1071		local->ops->leave_ibss(&local->hw, &sdata->vif);
1072	trace_drv_return_void(local);
1073}
1074
1075static inline u32 drv_get_expected_throughput(struct ieee80211_local *local,
1076					      struct ieee80211_sta *sta)
1077{
1078	u32 ret = 0;
1079
1080	trace_drv_get_expected_throughput(sta);
1081	if (local->ops->get_expected_throughput)
1082		ret = local->ops->get_expected_throughput(sta);
1083	trace_drv_return_u32(local, ret);
1084
1085	return ret;
1086}
1087
1088static inline int drv_get_txpower(struct ieee80211_local *local,
1089				  struct ieee80211_sub_if_data *sdata, int *dbm)
1090{
1091	int ret;
1092
1093	if (!local->ops->get_txpower)
1094		return -EOPNOTSUPP;
1095
1096	ret = local->ops->get_txpower(&local->hw, &sdata->vif, dbm);
1097	trace_drv_get_txpower(local, sdata, *dbm, ret);
1098
1099	return ret;
1100}
1101
1102static inline int
1103drv_tdls_channel_switch(struct ieee80211_local *local,
1104			struct ieee80211_sub_if_data *sdata,
1105			struct ieee80211_sta *sta, u8 oper_class,
1106			struct cfg80211_chan_def *chandef,
1107			struct sk_buff *tmpl_skb, u32 ch_sw_tm_ie)
1108{
1109	int ret;
1110
1111	might_sleep();
1112	if (!check_sdata_in_driver(sdata))
1113		return -EIO;
1114
1115	if (!local->ops->tdls_channel_switch)
1116		return -EOPNOTSUPP;
1117
1118	trace_drv_tdls_channel_switch(local, sdata, sta, oper_class, chandef);
1119	ret = local->ops->tdls_channel_switch(&local->hw, &sdata->vif, sta,
1120					      oper_class, chandef, tmpl_skb,
1121					      ch_sw_tm_ie);
1122	trace_drv_return_int(local, ret);
1123	return ret;
1124}
1125
1126static inline void
1127drv_tdls_cancel_channel_switch(struct ieee80211_local *local,
1128			       struct ieee80211_sub_if_data *sdata,
1129			       struct ieee80211_sta *sta)
1130{
1131	might_sleep();
1132	if (!check_sdata_in_driver(sdata))
1133		return;
1134
1135	if (!local->ops->tdls_cancel_channel_switch)
1136		return;
1137
1138	trace_drv_tdls_cancel_channel_switch(local, sdata, sta);
1139	local->ops->tdls_cancel_channel_switch(&local->hw, &sdata->vif, sta);
1140	trace_drv_return_void(local);
1141}
1142
1143static inline void
1144drv_tdls_recv_channel_switch(struct ieee80211_local *local,
1145			     struct ieee80211_sub_if_data *sdata,
1146			     struct ieee80211_tdls_ch_sw_params *params)
1147{
1148	trace_drv_tdls_recv_channel_switch(local, sdata, params);
1149	if (local->ops->tdls_recv_channel_switch)
1150		local->ops->tdls_recv_channel_switch(&local->hw, &sdata->vif,
1151						     params);
1152	trace_drv_return_void(local);
1153}
1154
1155static inline void drv_wake_tx_queue(struct ieee80211_local *local,
1156				     struct txq_info *txq)
1157{
1158	struct ieee80211_sub_if_data *sdata = vif_to_sdata(txq->txq.vif);
1159
1160	if (!check_sdata_in_driver(sdata))
1161		return;
1162
1163	trace_drv_wake_tx_queue(local, sdata, txq);
1164	local->ops->wake_tx_queue(&local->hw, &txq->txq);
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1165}
1166
1167#endif /* __MAC80211_DRIVER_OPS */