driver-ops.h 26 KB

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  1. #ifndef __MAC80211_DRIVER_OPS
  2. #define __MAC80211_DRIVER_OPS
  3. #include <net/mac80211.h>
  4. #include "ieee80211_i.h"
  5. #include "trace.h"
  6. static inline void check_sdata_in_driver(struct ieee80211_sub_if_data *sdata)
  7. {
  8. WARN(!(sdata->flags & IEEE80211_SDATA_IN_DRIVER),
  9. "%s: Failed check-sdata-in-driver check, flags: 0x%x\n",
  10. sdata->dev ? sdata->dev->name : sdata->name, sdata->flags);
  11. }
  12. static inline struct ieee80211_sub_if_data *
  13. get_bss_sdata(struct ieee80211_sub_if_data *sdata)
  14. {
  15. if (sdata->vif.type == NL80211_IFTYPE_AP_VLAN)
  16. sdata = container_of(sdata->bss, struct ieee80211_sub_if_data,
  17. u.ap);
  18. return sdata;
  19. }
  20. static inline void drv_tx(struct ieee80211_local *local,
  21. struct ieee80211_tx_control *control,
  22. struct sk_buff *skb)
  23. {
  24. local->ops->tx(&local->hw, control, skb);
  25. }
  26. static inline void drv_get_et_strings(struct ieee80211_sub_if_data *sdata,
  27. u32 sset, u8 *data)
  28. {
  29. struct ieee80211_local *local = sdata->local;
  30. if (local->ops->get_et_strings) {
  31. trace_drv_get_et_strings(local, sset);
  32. local->ops->get_et_strings(&local->hw, &sdata->vif, sset, data);
  33. trace_drv_return_void(local);
  34. }
  35. }
  36. static inline void drv_get_et_stats(struct ieee80211_sub_if_data *sdata,
  37. struct ethtool_stats *stats,
  38. u64 *data)
  39. {
  40. struct ieee80211_local *local = sdata->local;
  41. if (local->ops->get_et_stats) {
  42. trace_drv_get_et_stats(local);
  43. local->ops->get_et_stats(&local->hw, &sdata->vif, stats, data);
  44. trace_drv_return_void(local);
  45. }
  46. }
  47. static inline int drv_get_et_sset_count(struct ieee80211_sub_if_data *sdata,
  48. int sset)
  49. {
  50. struct ieee80211_local *local = sdata->local;
  51. int rv = 0;
  52. if (local->ops->get_et_sset_count) {
  53. trace_drv_get_et_sset_count(local, sset);
  54. rv = local->ops->get_et_sset_count(&local->hw, &sdata->vif,
  55. sset);
  56. trace_drv_return_int(local, rv);
  57. }
  58. return rv;
  59. }
  60. static inline int drv_start(struct ieee80211_local *local)
  61. {
  62. int ret;
  63. might_sleep();
  64. trace_drv_start(local);
  65. local->started = true;
  66. smp_mb();
  67. ret = local->ops->start(&local->hw);
  68. trace_drv_return_int(local, ret);
  69. return ret;
  70. }
  71. static inline void drv_stop(struct ieee80211_local *local)
  72. {
  73. might_sleep();
  74. trace_drv_stop(local);
  75. local->ops->stop(&local->hw);
  76. trace_drv_return_void(local);
  77. /* sync away all work on the tasklet before clearing started */
  78. tasklet_disable(&local->tasklet);
  79. tasklet_enable(&local->tasklet);
  80. barrier();
  81. local->started = false;
  82. }
  83. #ifdef CONFIG_PM
  84. static inline int drv_suspend(struct ieee80211_local *local,
  85. struct cfg80211_wowlan *wowlan)
  86. {
  87. int ret;
  88. might_sleep();
  89. trace_drv_suspend(local);
  90. ret = local->ops->suspend(&local->hw, wowlan);
  91. trace_drv_return_int(local, ret);
  92. return ret;
  93. }
  94. static inline int drv_resume(struct ieee80211_local *local)
  95. {
  96. int ret;
  97. might_sleep();
  98. trace_drv_resume(local);
  99. ret = local->ops->resume(&local->hw);
  100. trace_drv_return_int(local, ret);
  101. return ret;
  102. }
  103. static inline void drv_set_wakeup(struct ieee80211_local *local,
  104. bool enabled)
  105. {
  106. might_sleep();
  107. if (!local->ops->set_wakeup)
  108. return;
  109. trace_drv_set_wakeup(local, enabled);
  110. local->ops->set_wakeup(&local->hw, enabled);
  111. trace_drv_return_void(local);
  112. }
  113. #endif
  114. static inline int drv_add_interface(struct ieee80211_local *local,
  115. struct ieee80211_sub_if_data *sdata)
  116. {
  117. int ret;
  118. might_sleep();
  119. if (WARN_ON(sdata->vif.type == NL80211_IFTYPE_AP_VLAN ||
  120. (sdata->vif.type == NL80211_IFTYPE_MONITOR &&
  121. !(local->hw.flags & IEEE80211_HW_WANT_MONITOR_VIF) &&
  122. !(sdata->u.mntr_flags & MONITOR_FLAG_ACTIVE))))
  123. return -EINVAL;
  124. trace_drv_add_interface(local, sdata);
  125. ret = local->ops->add_interface(&local->hw, &sdata->vif);
  126. trace_drv_return_int(local, ret);
  127. if (ret == 0)
  128. sdata->flags |= IEEE80211_SDATA_IN_DRIVER;
  129. return ret;
  130. }
  131. static inline int drv_change_interface(struct ieee80211_local *local,
  132. struct ieee80211_sub_if_data *sdata,
  133. enum nl80211_iftype type, bool p2p)
  134. {
  135. int ret;
  136. might_sleep();
  137. check_sdata_in_driver(sdata);
  138. trace_drv_change_interface(local, sdata, type, p2p);
  139. ret = local->ops->change_interface(&local->hw, &sdata->vif, type, p2p);
  140. trace_drv_return_int(local, ret);
  141. return ret;
  142. }
  143. static inline void drv_remove_interface(struct ieee80211_local *local,
  144. struct ieee80211_sub_if_data *sdata)
  145. {
  146. might_sleep();
  147. check_sdata_in_driver(sdata);
  148. trace_drv_remove_interface(local, sdata);
  149. local->ops->remove_interface(&local->hw, &sdata->vif);
  150. sdata->flags &= ~IEEE80211_SDATA_IN_DRIVER;
  151. trace_drv_return_void(local);
  152. }
  153. static inline int drv_config(struct ieee80211_local *local, u32 changed)
  154. {
  155. int ret;
  156. might_sleep();
  157. trace_drv_config(local, changed);
  158. ret = local->ops->config(&local->hw, changed);
  159. trace_drv_return_int(local, ret);
  160. return ret;
  161. }
  162. static inline void drv_bss_info_changed(struct ieee80211_local *local,
  163. struct ieee80211_sub_if_data *sdata,
  164. struct ieee80211_bss_conf *info,
  165. u32 changed)
  166. {
  167. might_sleep();
  168. if (WARN_ON_ONCE(changed & (BSS_CHANGED_BEACON |
  169. BSS_CHANGED_BEACON_ENABLED) &&
  170. sdata->vif.type != NL80211_IFTYPE_AP &&
  171. sdata->vif.type != NL80211_IFTYPE_ADHOC &&
  172. sdata->vif.type != NL80211_IFTYPE_MESH_POINT))
  173. return;
  174. if (WARN_ON_ONCE(sdata->vif.type == NL80211_IFTYPE_P2P_DEVICE ||
  175. sdata->vif.type == NL80211_IFTYPE_MONITOR))
  176. return;
  177. check_sdata_in_driver(sdata);
  178. trace_drv_bss_info_changed(local, sdata, info, changed);
  179. if (local->ops->bss_info_changed)
  180. local->ops->bss_info_changed(&local->hw, &sdata->vif, info, changed);
  181. trace_drv_return_void(local);
  182. }
  183. static inline u64 drv_prepare_multicast(struct ieee80211_local *local,
  184. struct netdev_hw_addr_list *mc_list)
  185. {
  186. u64 ret = 0;
  187. trace_drv_prepare_multicast(local, mc_list->count);
  188. if (local->ops->prepare_multicast)
  189. ret = local->ops->prepare_multicast(&local->hw, mc_list);
  190. trace_drv_return_u64(local, ret);
  191. return ret;
  192. }
  193. static inline void drv_set_multicast_list(struct ieee80211_local *local,
  194. struct ieee80211_sub_if_data *sdata,
  195. struct netdev_hw_addr_list *mc_list)
  196. {
  197. bool allmulti = sdata->flags & IEEE80211_SDATA_ALLMULTI;
  198. trace_drv_set_multicast_list(local, sdata, mc_list->count);
  199. check_sdata_in_driver(sdata);
  200. if (local->ops->set_multicast_list)
  201. local->ops->set_multicast_list(&local->hw, &sdata->vif,
  202. allmulti, mc_list);
  203. trace_drv_return_void(local);
  204. }
  205. static inline void drv_configure_filter(struct ieee80211_local *local,
  206. unsigned int changed_flags,
  207. unsigned int *total_flags,
  208. u64 multicast)
  209. {
  210. might_sleep();
  211. trace_drv_configure_filter(local, changed_flags, total_flags,
  212. multicast);
  213. local->ops->configure_filter(&local->hw, changed_flags, total_flags,
  214. multicast);
  215. trace_drv_return_void(local);
  216. }
  217. static inline int drv_set_tim(struct ieee80211_local *local,
  218. struct ieee80211_sta *sta, bool set)
  219. {
  220. int ret = 0;
  221. trace_drv_set_tim(local, sta, set);
  222. if (local->ops->set_tim)
  223. ret = local->ops->set_tim(&local->hw, sta, set);
  224. trace_drv_return_int(local, ret);
  225. return ret;
  226. }
  227. static inline int drv_set_key(struct ieee80211_local *local,
  228. enum set_key_cmd cmd,
  229. struct ieee80211_sub_if_data *sdata,
  230. struct ieee80211_sta *sta,
  231. struct ieee80211_key_conf *key)
  232. {
  233. int ret;
  234. might_sleep();
  235. sdata = get_bss_sdata(sdata);
  236. check_sdata_in_driver(sdata);
  237. trace_drv_set_key(local, cmd, sdata, sta, key);
  238. ret = local->ops->set_key(&local->hw, cmd, &sdata->vif, sta, key);
  239. trace_drv_return_int(local, ret);
  240. return ret;
  241. }
  242. static inline void drv_update_tkip_key(struct ieee80211_local *local,
  243. struct ieee80211_sub_if_data *sdata,
  244. struct ieee80211_key_conf *conf,
  245. struct sta_info *sta, u32 iv32,
  246. u16 *phase1key)
  247. {
  248. struct ieee80211_sta *ista = NULL;
  249. if (sta)
  250. ista = &sta->sta;
  251. sdata = get_bss_sdata(sdata);
  252. check_sdata_in_driver(sdata);
  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. static inline int drv_hw_scan(struct ieee80211_local *local,
  260. struct ieee80211_sub_if_data *sdata,
  261. struct cfg80211_scan_request *req)
  262. {
  263. int ret;
  264. might_sleep();
  265. check_sdata_in_driver(sdata);
  266. trace_drv_hw_scan(local, sdata);
  267. ret = local->ops->hw_scan(&local->hw, &sdata->vif, req);
  268. trace_drv_return_int(local, ret);
  269. return ret;
  270. }
  271. static inline void drv_cancel_hw_scan(struct ieee80211_local *local,
  272. struct ieee80211_sub_if_data *sdata)
  273. {
  274. might_sleep();
  275. check_sdata_in_driver(sdata);
  276. trace_drv_cancel_hw_scan(local, sdata);
  277. local->ops->cancel_hw_scan(&local->hw, &sdata->vif);
  278. trace_drv_return_void(local);
  279. }
  280. static inline int
  281. drv_sched_scan_start(struct ieee80211_local *local,
  282. struct ieee80211_sub_if_data *sdata,
  283. struct cfg80211_sched_scan_request *req,
  284. struct ieee80211_sched_scan_ies *ies)
  285. {
  286. int ret;
  287. might_sleep();
  288. check_sdata_in_driver(sdata);
  289. trace_drv_sched_scan_start(local, sdata);
  290. ret = local->ops->sched_scan_start(&local->hw, &sdata->vif,
  291. req, ies);
  292. trace_drv_return_int(local, ret);
  293. return ret;
  294. }
  295. static inline void drv_sched_scan_stop(struct ieee80211_local *local,
  296. struct ieee80211_sub_if_data *sdata)
  297. {
  298. might_sleep();
  299. check_sdata_in_driver(sdata);
  300. trace_drv_sched_scan_stop(local, sdata);
  301. local->ops->sched_scan_stop(&local->hw, &sdata->vif);
  302. trace_drv_return_void(local);
  303. }
  304. static inline void drv_sw_scan_start(struct ieee80211_local *local)
  305. {
  306. might_sleep();
  307. trace_drv_sw_scan_start(local);
  308. if (local->ops->sw_scan_start)
  309. local->ops->sw_scan_start(&local->hw);
  310. trace_drv_return_void(local);
  311. }
  312. static inline void drv_sw_scan_complete(struct ieee80211_local *local)
  313. {
  314. might_sleep();
  315. trace_drv_sw_scan_complete(local);
  316. if (local->ops->sw_scan_complete)
  317. local->ops->sw_scan_complete(&local->hw);
  318. trace_drv_return_void(local);
  319. }
  320. static inline int drv_get_stats(struct ieee80211_local *local,
  321. struct ieee80211_low_level_stats *stats)
  322. {
  323. int ret = -EOPNOTSUPP;
  324. might_sleep();
  325. if (local->ops->get_stats)
  326. ret = local->ops->get_stats(&local->hw, stats);
  327. trace_drv_get_stats(local, stats, ret);
  328. return ret;
  329. }
  330. static inline void drv_get_tkip_seq(struct ieee80211_local *local,
  331. u8 hw_key_idx, u32 *iv32, u16 *iv16)
  332. {
  333. if (local->ops->get_tkip_seq)
  334. local->ops->get_tkip_seq(&local->hw, hw_key_idx, iv32, iv16);
  335. trace_drv_get_tkip_seq(local, hw_key_idx, iv32, iv16);
  336. }
  337. static inline int drv_set_frag_threshold(struct ieee80211_local *local,
  338. u32 value)
  339. {
  340. int ret = 0;
  341. might_sleep();
  342. trace_drv_set_frag_threshold(local, value);
  343. if (local->ops->set_frag_threshold)
  344. ret = local->ops->set_frag_threshold(&local->hw, value);
  345. trace_drv_return_int(local, ret);
  346. return ret;
  347. }
  348. static inline int drv_set_rts_threshold(struct ieee80211_local *local,
  349. u32 value)
  350. {
  351. int ret = 0;
  352. might_sleep();
  353. trace_drv_set_rts_threshold(local, value);
  354. if (local->ops->set_rts_threshold)
  355. ret = local->ops->set_rts_threshold(&local->hw, value);
  356. trace_drv_return_int(local, ret);
  357. return ret;
  358. }
  359. static inline int drv_set_coverage_class(struct ieee80211_local *local,
  360. u8 value)
  361. {
  362. int ret = 0;
  363. might_sleep();
  364. trace_drv_set_coverage_class(local, value);
  365. if (local->ops->set_coverage_class)
  366. local->ops->set_coverage_class(&local->hw, value);
  367. else
  368. ret = -EOPNOTSUPP;
  369. trace_drv_return_int(local, ret);
  370. return ret;
  371. }
  372. static inline void drv_sta_notify(struct ieee80211_local *local,
  373. struct ieee80211_sub_if_data *sdata,
  374. enum sta_notify_cmd cmd,
  375. struct ieee80211_sta *sta)
  376. {
  377. sdata = get_bss_sdata(sdata);
  378. check_sdata_in_driver(sdata);
  379. trace_drv_sta_notify(local, sdata, cmd, sta);
  380. if (local->ops->sta_notify)
  381. local->ops->sta_notify(&local->hw, &sdata->vif, cmd, sta);
  382. trace_drv_return_void(local);
  383. }
  384. static inline int drv_sta_add(struct ieee80211_local *local,
  385. struct ieee80211_sub_if_data *sdata,
  386. struct ieee80211_sta *sta)
  387. {
  388. int ret = 0;
  389. might_sleep();
  390. sdata = get_bss_sdata(sdata);
  391. check_sdata_in_driver(sdata);
  392. trace_drv_sta_add(local, sdata, sta);
  393. if (local->ops->sta_add)
  394. ret = local->ops->sta_add(&local->hw, &sdata->vif, sta);
  395. trace_drv_return_int(local, ret);
  396. return ret;
  397. }
  398. static inline void drv_sta_remove(struct ieee80211_local *local,
  399. struct ieee80211_sub_if_data *sdata,
  400. struct ieee80211_sta *sta)
  401. {
  402. might_sleep();
  403. sdata = get_bss_sdata(sdata);
  404. check_sdata_in_driver(sdata);
  405. trace_drv_sta_remove(local, sdata, sta);
  406. if (local->ops->sta_remove)
  407. local->ops->sta_remove(&local->hw, &sdata->vif, sta);
  408. trace_drv_return_void(local);
  409. }
  410. #ifdef CONFIG_MAC80211_DEBUGFS
  411. static inline void drv_sta_add_debugfs(struct ieee80211_local *local,
  412. struct ieee80211_sub_if_data *sdata,
  413. struct ieee80211_sta *sta,
  414. struct dentry *dir)
  415. {
  416. might_sleep();
  417. sdata = get_bss_sdata(sdata);
  418. check_sdata_in_driver(sdata);
  419. if (local->ops->sta_add_debugfs)
  420. local->ops->sta_add_debugfs(&local->hw, &sdata->vif,
  421. sta, dir);
  422. }
  423. static inline void drv_sta_remove_debugfs(struct ieee80211_local *local,
  424. struct ieee80211_sub_if_data *sdata,
  425. struct ieee80211_sta *sta,
  426. struct dentry *dir)
  427. {
  428. might_sleep();
  429. sdata = get_bss_sdata(sdata);
  430. check_sdata_in_driver(sdata);
  431. if (local->ops->sta_remove_debugfs)
  432. local->ops->sta_remove_debugfs(&local->hw, &sdata->vif,
  433. sta, dir);
  434. }
  435. #endif
  436. static inline __must_check
  437. int drv_sta_state(struct ieee80211_local *local,
  438. struct ieee80211_sub_if_data *sdata,
  439. struct sta_info *sta,
  440. enum ieee80211_sta_state old_state,
  441. enum ieee80211_sta_state new_state)
  442. {
  443. int ret = 0;
  444. might_sleep();
  445. sdata = get_bss_sdata(sdata);
  446. check_sdata_in_driver(sdata);
  447. trace_drv_sta_state(local, sdata, &sta->sta, old_state, new_state);
  448. if (local->ops->sta_state) {
  449. ret = local->ops->sta_state(&local->hw, &sdata->vif, &sta->sta,
  450. old_state, new_state);
  451. } else if (old_state == IEEE80211_STA_AUTH &&
  452. new_state == IEEE80211_STA_ASSOC) {
  453. ret = drv_sta_add(local, sdata, &sta->sta);
  454. if (ret == 0)
  455. sta->uploaded = true;
  456. } else if (old_state == IEEE80211_STA_ASSOC &&
  457. new_state == IEEE80211_STA_AUTH) {
  458. drv_sta_remove(local, sdata, &sta->sta);
  459. }
  460. trace_drv_return_int(local, ret);
  461. return ret;
  462. }
  463. static inline void drv_sta_rc_update(struct ieee80211_local *local,
  464. struct ieee80211_sub_if_data *sdata,
  465. struct ieee80211_sta *sta, u32 changed)
  466. {
  467. sdata = get_bss_sdata(sdata);
  468. check_sdata_in_driver(sdata);
  469. WARN_ON(changed & IEEE80211_RC_SUPP_RATES_CHANGED &&
  470. (sdata->vif.type != NL80211_IFTYPE_ADHOC &&
  471. sdata->vif.type != NL80211_IFTYPE_MESH_POINT));
  472. trace_drv_sta_rc_update(local, sdata, sta, changed);
  473. if (local->ops->sta_rc_update)
  474. local->ops->sta_rc_update(&local->hw, &sdata->vif,
  475. sta, changed);
  476. trace_drv_return_void(local);
  477. }
  478. static inline int drv_conf_tx(struct ieee80211_local *local,
  479. struct ieee80211_sub_if_data *sdata, u16 ac,
  480. const struct ieee80211_tx_queue_params *params)
  481. {
  482. int ret = -EOPNOTSUPP;
  483. might_sleep();
  484. check_sdata_in_driver(sdata);
  485. trace_drv_conf_tx(local, sdata, ac, params);
  486. if (local->ops->conf_tx)
  487. ret = local->ops->conf_tx(&local->hw, &sdata->vif,
  488. ac, params);
  489. trace_drv_return_int(local, ret);
  490. return ret;
  491. }
  492. static inline u64 drv_get_tsf(struct ieee80211_local *local,
  493. struct ieee80211_sub_if_data *sdata)
  494. {
  495. u64 ret = -1ULL;
  496. might_sleep();
  497. check_sdata_in_driver(sdata);
  498. trace_drv_get_tsf(local, sdata);
  499. if (local->ops->get_tsf)
  500. ret = local->ops->get_tsf(&local->hw, &sdata->vif);
  501. trace_drv_return_u64(local, ret);
  502. return ret;
  503. }
  504. static inline void drv_set_tsf(struct ieee80211_local *local,
  505. struct ieee80211_sub_if_data *sdata,
  506. u64 tsf)
  507. {
  508. might_sleep();
  509. check_sdata_in_driver(sdata);
  510. trace_drv_set_tsf(local, sdata, tsf);
  511. if (local->ops->set_tsf)
  512. local->ops->set_tsf(&local->hw, &sdata->vif, tsf);
  513. trace_drv_return_void(local);
  514. }
  515. static inline void drv_reset_tsf(struct ieee80211_local *local,
  516. struct ieee80211_sub_if_data *sdata)
  517. {
  518. might_sleep();
  519. check_sdata_in_driver(sdata);
  520. trace_drv_reset_tsf(local, sdata);
  521. if (local->ops->reset_tsf)
  522. local->ops->reset_tsf(&local->hw, &sdata->vif);
  523. trace_drv_return_void(local);
  524. }
  525. static inline int drv_tx_last_beacon(struct ieee80211_local *local)
  526. {
  527. int ret = 0; /* default unsupported op for less congestion */
  528. might_sleep();
  529. trace_drv_tx_last_beacon(local);
  530. if (local->ops->tx_last_beacon)
  531. ret = local->ops->tx_last_beacon(&local->hw);
  532. trace_drv_return_int(local, ret);
  533. return ret;
  534. }
  535. static inline int drv_ampdu_action(struct ieee80211_local *local,
  536. struct ieee80211_sub_if_data *sdata,
  537. enum ieee80211_ampdu_mlme_action action,
  538. struct ieee80211_sta *sta, u16 tid,
  539. u16 *ssn, u8 buf_size)
  540. {
  541. int ret = -EOPNOTSUPP;
  542. might_sleep();
  543. sdata = get_bss_sdata(sdata);
  544. check_sdata_in_driver(sdata);
  545. trace_drv_ampdu_action(local, sdata, action, sta, tid, ssn, buf_size);
  546. if (local->ops->ampdu_action)
  547. ret = local->ops->ampdu_action(&local->hw, &sdata->vif, action,
  548. sta, tid, ssn, buf_size);
  549. trace_drv_return_int(local, ret);
  550. return ret;
  551. }
  552. static inline int drv_get_survey(struct ieee80211_local *local, int idx,
  553. struct survey_info *survey)
  554. {
  555. int ret = -EOPNOTSUPP;
  556. trace_drv_get_survey(local, idx, survey);
  557. if (local->ops->get_survey)
  558. ret = local->ops->get_survey(&local->hw, idx, survey);
  559. trace_drv_return_int(local, ret);
  560. return ret;
  561. }
  562. static inline void drv_rfkill_poll(struct ieee80211_local *local)
  563. {
  564. might_sleep();
  565. if (local->ops->rfkill_poll)
  566. local->ops->rfkill_poll(&local->hw);
  567. }
  568. static inline void drv_flush(struct ieee80211_local *local,
  569. u32 queues, bool drop)
  570. {
  571. might_sleep();
  572. trace_drv_flush(local, queues, drop);
  573. if (local->ops->flush)
  574. local->ops->flush(&local->hw, queues, drop);
  575. trace_drv_return_void(local);
  576. }
  577. static inline void drv_channel_switch(struct ieee80211_local *local,
  578. struct ieee80211_channel_switch *ch_switch)
  579. {
  580. might_sleep();
  581. trace_drv_channel_switch(local, ch_switch);
  582. local->ops->channel_switch(&local->hw, ch_switch);
  583. trace_drv_return_void(local);
  584. }
  585. static inline int drv_set_antenna(struct ieee80211_local *local,
  586. u32 tx_ant, u32 rx_ant)
  587. {
  588. int ret = -EOPNOTSUPP;
  589. might_sleep();
  590. if (local->ops->set_antenna)
  591. ret = local->ops->set_antenna(&local->hw, tx_ant, rx_ant);
  592. trace_drv_set_antenna(local, tx_ant, rx_ant, ret);
  593. return ret;
  594. }
  595. static inline int drv_get_antenna(struct ieee80211_local *local,
  596. u32 *tx_ant, u32 *rx_ant)
  597. {
  598. int ret = -EOPNOTSUPP;
  599. might_sleep();
  600. if (local->ops->get_antenna)
  601. ret = local->ops->get_antenna(&local->hw, tx_ant, rx_ant);
  602. trace_drv_get_antenna(local, *tx_ant, *rx_ant, ret);
  603. return ret;
  604. }
  605. static inline int drv_remain_on_channel(struct ieee80211_local *local,
  606. struct ieee80211_sub_if_data *sdata,
  607. struct ieee80211_channel *chan,
  608. unsigned int duration,
  609. enum ieee80211_roc_type type)
  610. {
  611. int ret;
  612. might_sleep();
  613. trace_drv_remain_on_channel(local, sdata, chan, duration, type);
  614. ret = local->ops->remain_on_channel(&local->hw, &sdata->vif,
  615. chan, duration, type);
  616. trace_drv_return_int(local, ret);
  617. return ret;
  618. }
  619. static inline int drv_cancel_remain_on_channel(struct ieee80211_local *local)
  620. {
  621. int ret;
  622. might_sleep();
  623. trace_drv_cancel_remain_on_channel(local);
  624. ret = local->ops->cancel_remain_on_channel(&local->hw);
  625. trace_drv_return_int(local, ret);
  626. return ret;
  627. }
  628. static inline int drv_set_ringparam(struct ieee80211_local *local,
  629. u32 tx, u32 rx)
  630. {
  631. int ret = -ENOTSUPP;
  632. might_sleep();
  633. trace_drv_set_ringparam(local, tx, rx);
  634. if (local->ops->set_ringparam)
  635. ret = local->ops->set_ringparam(&local->hw, tx, rx);
  636. trace_drv_return_int(local, ret);
  637. return ret;
  638. }
  639. static inline void drv_get_ringparam(struct ieee80211_local *local,
  640. u32 *tx, u32 *tx_max, u32 *rx, u32 *rx_max)
  641. {
  642. might_sleep();
  643. trace_drv_get_ringparam(local, tx, tx_max, rx, rx_max);
  644. if (local->ops->get_ringparam)
  645. local->ops->get_ringparam(&local->hw, tx, tx_max, rx, rx_max);
  646. trace_drv_return_void(local);
  647. }
  648. static inline bool drv_tx_frames_pending(struct ieee80211_local *local)
  649. {
  650. bool ret = false;
  651. might_sleep();
  652. trace_drv_tx_frames_pending(local);
  653. if (local->ops->tx_frames_pending)
  654. ret = local->ops->tx_frames_pending(&local->hw);
  655. trace_drv_return_bool(local, ret);
  656. return ret;
  657. }
  658. static inline int drv_set_bitrate_mask(struct ieee80211_local *local,
  659. struct ieee80211_sub_if_data *sdata,
  660. const struct cfg80211_bitrate_mask *mask)
  661. {
  662. int ret = -EOPNOTSUPP;
  663. might_sleep();
  664. check_sdata_in_driver(sdata);
  665. trace_drv_set_bitrate_mask(local, sdata, mask);
  666. if (local->ops->set_bitrate_mask)
  667. ret = local->ops->set_bitrate_mask(&local->hw,
  668. &sdata->vif, mask);
  669. trace_drv_return_int(local, ret);
  670. return ret;
  671. }
  672. static inline void drv_set_rekey_data(struct ieee80211_local *local,
  673. struct ieee80211_sub_if_data *sdata,
  674. struct cfg80211_gtk_rekey_data *data)
  675. {
  676. check_sdata_in_driver(sdata);
  677. trace_drv_set_rekey_data(local, sdata, data);
  678. if (local->ops->set_rekey_data)
  679. local->ops->set_rekey_data(&local->hw, &sdata->vif, data);
  680. trace_drv_return_void(local);
  681. }
  682. static inline void drv_rssi_callback(struct ieee80211_local *local,
  683. struct ieee80211_sub_if_data *sdata,
  684. const enum ieee80211_rssi_event event)
  685. {
  686. trace_drv_rssi_callback(local, sdata, event);
  687. if (local->ops->rssi_callback)
  688. local->ops->rssi_callback(&local->hw, &sdata->vif, event);
  689. trace_drv_return_void(local);
  690. }
  691. static inline void
  692. drv_release_buffered_frames(struct ieee80211_local *local,
  693. struct sta_info *sta, u16 tids, int num_frames,
  694. enum ieee80211_frame_release_type reason,
  695. bool more_data)
  696. {
  697. trace_drv_release_buffered_frames(local, &sta->sta, tids, num_frames,
  698. reason, more_data);
  699. if (local->ops->release_buffered_frames)
  700. local->ops->release_buffered_frames(&local->hw, &sta->sta, tids,
  701. num_frames, reason,
  702. more_data);
  703. trace_drv_return_void(local);
  704. }
  705. static inline void
  706. drv_allow_buffered_frames(struct ieee80211_local *local,
  707. struct sta_info *sta, u16 tids, int num_frames,
  708. enum ieee80211_frame_release_type reason,
  709. bool more_data)
  710. {
  711. trace_drv_allow_buffered_frames(local, &sta->sta, tids, num_frames,
  712. reason, more_data);
  713. if (local->ops->allow_buffered_frames)
  714. local->ops->allow_buffered_frames(&local->hw, &sta->sta,
  715. tids, num_frames, reason,
  716. more_data);
  717. trace_drv_return_void(local);
  718. }
  719. static inline int drv_get_rssi(struct ieee80211_local *local,
  720. struct ieee80211_sub_if_data *sdata,
  721. struct ieee80211_sta *sta,
  722. s8 *rssi_dbm)
  723. {
  724. int ret;
  725. might_sleep();
  726. ret = local->ops->get_rssi(&local->hw, &sdata->vif, sta, rssi_dbm);
  727. trace_drv_get_rssi(local, sta, *rssi_dbm, ret);
  728. return ret;
  729. }
  730. static inline void drv_mgd_prepare_tx(struct ieee80211_local *local,
  731. struct ieee80211_sub_if_data *sdata)
  732. {
  733. might_sleep();
  734. check_sdata_in_driver(sdata);
  735. WARN_ON_ONCE(sdata->vif.type != NL80211_IFTYPE_STATION);
  736. trace_drv_mgd_prepare_tx(local, sdata);
  737. if (local->ops->mgd_prepare_tx)
  738. local->ops->mgd_prepare_tx(&local->hw, &sdata->vif);
  739. trace_drv_return_void(local);
  740. }
  741. static inline int drv_add_chanctx(struct ieee80211_local *local,
  742. struct ieee80211_chanctx *ctx)
  743. {
  744. int ret = -EOPNOTSUPP;
  745. trace_drv_add_chanctx(local, ctx);
  746. if (local->ops->add_chanctx)
  747. ret = local->ops->add_chanctx(&local->hw, &ctx->conf);
  748. trace_drv_return_int(local, ret);
  749. if (!ret)
  750. ctx->driver_present = true;
  751. return ret;
  752. }
  753. static inline void drv_remove_chanctx(struct ieee80211_local *local,
  754. struct ieee80211_chanctx *ctx)
  755. {
  756. trace_drv_remove_chanctx(local, ctx);
  757. if (local->ops->remove_chanctx)
  758. local->ops->remove_chanctx(&local->hw, &ctx->conf);
  759. trace_drv_return_void(local);
  760. ctx->driver_present = false;
  761. }
  762. static inline void drv_change_chanctx(struct ieee80211_local *local,
  763. struct ieee80211_chanctx *ctx,
  764. u32 changed)
  765. {
  766. trace_drv_change_chanctx(local, ctx, changed);
  767. if (local->ops->change_chanctx) {
  768. WARN_ON_ONCE(!ctx->driver_present);
  769. local->ops->change_chanctx(&local->hw, &ctx->conf, changed);
  770. }
  771. trace_drv_return_void(local);
  772. }
  773. static inline int drv_assign_vif_chanctx(struct ieee80211_local *local,
  774. struct ieee80211_sub_if_data *sdata,
  775. struct ieee80211_chanctx *ctx)
  776. {
  777. int ret = 0;
  778. check_sdata_in_driver(sdata);
  779. trace_drv_assign_vif_chanctx(local, sdata, ctx);
  780. if (local->ops->assign_vif_chanctx) {
  781. WARN_ON_ONCE(!ctx->driver_present);
  782. ret = local->ops->assign_vif_chanctx(&local->hw,
  783. &sdata->vif,
  784. &ctx->conf);
  785. }
  786. trace_drv_return_int(local, ret);
  787. return ret;
  788. }
  789. static inline void drv_unassign_vif_chanctx(struct ieee80211_local *local,
  790. struct ieee80211_sub_if_data *sdata,
  791. struct ieee80211_chanctx *ctx)
  792. {
  793. check_sdata_in_driver(sdata);
  794. trace_drv_unassign_vif_chanctx(local, sdata, ctx);
  795. if (local->ops->unassign_vif_chanctx) {
  796. WARN_ON_ONCE(!ctx->driver_present);
  797. local->ops->unassign_vif_chanctx(&local->hw,
  798. &sdata->vif,
  799. &ctx->conf);
  800. }
  801. trace_drv_return_void(local);
  802. }
  803. static inline int drv_start_ap(struct ieee80211_local *local,
  804. struct ieee80211_sub_if_data *sdata)
  805. {
  806. int ret = 0;
  807. check_sdata_in_driver(sdata);
  808. trace_drv_start_ap(local, sdata, &sdata->vif.bss_conf);
  809. if (local->ops->start_ap)
  810. ret = local->ops->start_ap(&local->hw, &sdata->vif);
  811. trace_drv_return_int(local, ret);
  812. return ret;
  813. }
  814. static inline void drv_stop_ap(struct ieee80211_local *local,
  815. struct ieee80211_sub_if_data *sdata)
  816. {
  817. check_sdata_in_driver(sdata);
  818. trace_drv_stop_ap(local, sdata);
  819. if (local->ops->stop_ap)
  820. local->ops->stop_ap(&local->hw, &sdata->vif);
  821. trace_drv_return_void(local);
  822. }
  823. static inline void drv_restart_complete(struct ieee80211_local *local)
  824. {
  825. might_sleep();
  826. trace_drv_restart_complete(local);
  827. if (local->ops->restart_complete)
  828. local->ops->restart_complete(&local->hw);
  829. trace_drv_return_void(local);
  830. }
  831. static inline void
  832. drv_set_default_unicast_key(struct ieee80211_local *local,
  833. struct ieee80211_sub_if_data *sdata,
  834. int key_idx)
  835. {
  836. check_sdata_in_driver(sdata);
  837. WARN_ON_ONCE(key_idx < -1 || key_idx > 3);
  838. trace_drv_set_default_unicast_key(local, sdata, key_idx);
  839. if (local->ops->set_default_unicast_key)
  840. local->ops->set_default_unicast_key(&local->hw, &sdata->vif,
  841. key_idx);
  842. trace_drv_return_void(local);
  843. }
  844. #if IS_ENABLED(CONFIG_IPV6)
  845. static inline void drv_ipv6_addr_change(struct ieee80211_local *local,
  846. struct ieee80211_sub_if_data *sdata,
  847. struct inet6_dev *idev)
  848. {
  849. trace_drv_ipv6_addr_change(local, sdata);
  850. if (local->ops->ipv6_addr_change)
  851. local->ops->ipv6_addr_change(&local->hw, &sdata->vif, idev);
  852. trace_drv_return_void(local);
  853. }
  854. #endif
  855. #endif /* __MAC80211_DRIVER_OPS */