1 // SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause
2 /* Copyright(c) 2019-2020 Realtek Corporation
3 */
4
5 #include "cam.h"
6 #include "chan.h"
7 #include "coex.h"
8 #include "debug.h"
9 #include "fw.h"
10 #include "mac.h"
11 #include "phy.h"
12 #include "ps.h"
13 #include "reg.h"
14 #include "sar.h"
15 #include "ser.h"
16 #include "util.h"
17 #include "wow.h"
18
rtw89_ops_tx(struct ieee80211_hw * hw,struct ieee80211_tx_control * control,struct sk_buff * skb)19 static void rtw89_ops_tx(struct ieee80211_hw *hw,
20 struct ieee80211_tx_control *control,
21 struct sk_buff *skb)
22 {
23 struct rtw89_dev *rtwdev = hw->priv;
24 struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
25 struct ieee80211_vif *vif = info->control.vif;
26 struct rtw89_vif *rtwvif = vif_to_rtwvif(vif);
27 struct ieee80211_sta *sta = control->sta;
28 u32 flags = IEEE80211_SKB_CB(skb)->flags;
29 int ret, qsel;
30
31 if (rtwvif->offchan && !(flags & IEEE80211_TX_CTL_TX_OFFCHAN) && sta) {
32 struct rtw89_sta *rtwsta = sta_to_rtwsta(sta);
33
34 rtw89_debug(rtwdev, RTW89_DBG_TXRX, "ops_tx during offchan\n");
35 skb_queue_tail(&rtwsta->roc_queue, skb);
36 return;
37 }
38
39 ret = rtw89_core_tx_write(rtwdev, vif, sta, skb, &qsel);
40 if (ret) {
41 rtw89_err(rtwdev, "failed to transmit skb: %d\n", ret);
42 ieee80211_free_txskb(hw, skb);
43 return;
44 }
45 rtw89_core_tx_kick_off(rtwdev, qsel);
46 }
47
rtw89_ops_wake_tx_queue(struct ieee80211_hw * hw,struct ieee80211_txq * txq)48 static void rtw89_ops_wake_tx_queue(struct ieee80211_hw *hw,
49 struct ieee80211_txq *txq)
50 {
51 struct rtw89_dev *rtwdev = hw->priv;
52
53 ieee80211_schedule_txq(hw, txq);
54 queue_work(rtwdev->txq_wq, &rtwdev->txq_work);
55 }
56
rtw89_ops_start(struct ieee80211_hw * hw)57 static int rtw89_ops_start(struct ieee80211_hw *hw)
58 {
59 struct rtw89_dev *rtwdev = hw->priv;
60
61 lockdep_assert_wiphy(hw->wiphy);
62
63 return rtw89_core_start(rtwdev);
64 }
65
rtw89_ops_stop(struct ieee80211_hw * hw,bool suspend)66 static void rtw89_ops_stop(struct ieee80211_hw *hw, bool suspend)
67 {
68 struct rtw89_dev *rtwdev = hw->priv;
69
70 lockdep_assert_wiphy(hw->wiphy);
71
72 rtw89_core_stop(rtwdev);
73 }
74
rtw89_ops_config(struct ieee80211_hw * hw,int radio_idx,u32 changed)75 static int rtw89_ops_config(struct ieee80211_hw *hw, int radio_idx, u32 changed)
76 {
77 struct rtw89_dev *rtwdev = hw->priv;
78
79 lockdep_assert_wiphy(hw->wiphy);
80
81 /* let previous ips work finish to ensure we don't leave ips twice */
82 wiphy_work_cancel(hw->wiphy, &rtwdev->ips_work);
83
84 rtw89_leave_ps_mode(rtwdev);
85
86 if ((changed & IEEE80211_CONF_CHANGE_IDLE) &&
87 !(hw->conf.flags & IEEE80211_CONF_IDLE))
88 rtw89_leave_ips(rtwdev);
89
90 if (changed & IEEE80211_CONF_CHANGE_CHANNEL) {
91 rtw89_config_entity_chandef(rtwdev, RTW89_CHANCTX_0,
92 &hw->conf.chandef);
93 rtw89_set_channel(rtwdev);
94 }
95
96 if ((changed & IEEE80211_CONF_CHANGE_IDLE) &&
97 (hw->conf.flags & IEEE80211_CONF_IDLE) &&
98 !rtwdev->scanning)
99 rtw89_enter_ips(rtwdev);
100
101 return 0;
102 }
103
__rtw89_ops_add_iface_link(struct rtw89_dev * rtwdev,struct rtw89_vif_link * rtwvif_link)104 static int __rtw89_ops_add_iface_link(struct rtw89_dev *rtwdev,
105 struct rtw89_vif_link *rtwvif_link)
106 {
107 struct ieee80211_bss_conf *bss_conf;
108 int ret;
109
110 rtw89_leave_ps_mode(rtwdev);
111
112 rtw89_vif_type_mapping(rtwvif_link, false);
113
114 wiphy_work_init(&rtwvif_link->update_beacon_work, rtw89_core_update_beacon_work);
115 wiphy_delayed_work_init(&rtwvif_link->csa_beacon_work, rtw89_core_csa_beacon_work);
116 wiphy_delayed_work_init(&rtwvif_link->mcc_gc_detect_beacon_work,
117 rtw89_mcc_gc_detect_beacon_work);
118
119 INIT_LIST_HEAD(&rtwvif_link->general_pkt_list);
120
121 rtw89_p2p_noa_once_init(rtwvif_link);
122
123 rtwvif_link->hit_rule = 0;
124 rtwvif_link->bcn_hit_cond = 0;
125 rtwvif_link->chanctx_assigned = false;
126 rtwvif_link->chanctx_idx = RTW89_CHANCTX_0;
127 rtwvif_link->reg_6ghz_power = RTW89_REG_6GHZ_POWER_DFLT;
128 rtwvif_link->rand_tsf_done = false;
129 rtwvif_link->detect_bcn_count = 0;
130 rtwvif_link->last_sync_bcn_tsf = 0;
131
132 rcu_read_lock();
133
134 bss_conf = rtw89_vif_rcu_dereference_link(rtwvif_link, true);
135 ether_addr_copy(rtwvif_link->mac_addr, bss_conf->addr);
136
137 rcu_read_unlock();
138
139 ret = rtw89_mac_add_vif(rtwdev, rtwvif_link);
140 if (ret)
141 return ret;
142
143 rtw89_btc_ntfy_role_info(rtwdev, rtwvif_link, NULL, BTC_ROLE_START);
144 return 0;
145 }
146
__rtw89_ops_remove_iface_link(struct rtw89_dev * rtwdev,struct rtw89_vif_link * rtwvif_link)147 static void __rtw89_ops_remove_iface_link(struct rtw89_dev *rtwdev,
148 struct rtw89_vif_link *rtwvif_link)
149 {
150 lockdep_assert_wiphy(rtwdev->hw->wiphy);
151
152 wiphy_work_cancel(rtwdev->hw->wiphy, &rtwvif_link->update_beacon_work);
153 wiphy_delayed_work_cancel(rtwdev->hw->wiphy, &rtwvif_link->csa_beacon_work);
154 wiphy_delayed_work_cancel(rtwdev->hw->wiphy,
155 &rtwvif_link->mcc_gc_detect_beacon_work);
156
157 rtw89_p2p_noa_once_deinit(rtwvif_link);
158
159 rtw89_leave_ps_mode(rtwdev);
160
161 rtw89_btc_ntfy_role_info(rtwdev, rtwvif_link, NULL, BTC_ROLE_STOP);
162
163 rtw89_mac_remove_vif(rtwdev, rtwvif_link);
164 }
165
rtw89_ops_add_interface(struct ieee80211_hw * hw,struct ieee80211_vif * vif)166 static int rtw89_ops_add_interface(struct ieee80211_hw *hw,
167 struct ieee80211_vif *vif)
168 {
169 struct rtw89_dev *rtwdev = hw->priv;
170 struct rtw89_vif *rtwvif = vif_to_rtwvif(vif);
171 struct rtw89_vif_link *rtwvif_link;
172 u8 mac_id, port;
173 int ret = 0;
174
175 lockdep_assert_wiphy(hw->wiphy);
176
177 rtw89_debug(rtwdev, RTW89_DBG_STATE, "add vif %pM type %d, p2p %d\n",
178 vif->addr, vif->type, vif->p2p);
179
180 rtw89_leave_ips_by_hwflags(rtwdev);
181
182 if (RTW89_CHK_FW_FEATURE(BEACON_FILTER, &rtwdev->fw))
183 vif->driver_flags |= IEEE80211_VIF_BEACON_FILTER |
184 IEEE80211_VIF_SUPPORTS_CQM_RSSI;
185
186 mac_id = rtw89_acquire_mac_id(rtwdev);
187 if (mac_id == RTW89_MAX_MAC_ID_NUM)
188 return -ENOSPC;
189
190 port = rtw89_core_acquire_bit_map(rtwdev->hw_port, RTW89_PORT_NUM);
191 if (port == RTW89_PORT_NUM) {
192 ret = -ENOSPC;
193 goto release_macid;
194 }
195
196 rtw89_init_vif(rtwdev, rtwvif, mac_id, port);
197
198 rtw89_core_txq_init(rtwdev, vif->txq);
199
200 if (!rtw89_rtwvif_in_list(rtwdev, rtwvif)) {
201 list_add_tail(&rtwvif->list, &rtwdev->rtwvifs_list);
202 INIT_LIST_HEAD(&rtwvif->mgnt_entry);
203 INIT_LIST_HEAD(&rtwvif->dlink_pool);
204 }
205
206 ether_addr_copy(rtwvif->mac_addr, vif->addr);
207
208 rtwvif->offchan = false;
209 rtwvif->roc.state = RTW89_ROC_IDLE;
210 wiphy_delayed_work_init(&rtwvif->roc.roc_work, rtw89_roc_work);
211
212 rtw89_traffic_stats_init(rtwdev, &rtwvif->stats);
213
214 rtwvif_link = rtw89_vif_set_link(rtwvif, RTW89_VIF_IDLE_LINK_ID);
215 if (!rtwvif_link) {
216 ret = -EINVAL;
217 goto release_port;
218 }
219
220 ret = __rtw89_ops_add_iface_link(rtwdev, rtwvif_link);
221 if (ret)
222 goto unset_link;
223
224 rtwdev->pure_monitor_mode_vif = vif->type == NL80211_IFTYPE_MONITOR ?
225 rtwvif : NULL;
226 rtw89_recalc_lps(rtwdev);
227 return 0;
228
229 unset_link:
230 rtw89_vif_unset_link(rtwvif, RTW89_VIF_IDLE_LINK_ID);
231 release_port:
232 list_del_init(&rtwvif->list);
233 rtw89_core_release_bit_map(rtwdev->hw_port, port);
234 release_macid:
235 rtw89_release_mac_id(rtwdev, mac_id);
236
237 return ret;
238 }
239
rtw89_ops_remove_interface(struct ieee80211_hw * hw,struct ieee80211_vif * vif)240 static void rtw89_ops_remove_interface(struct ieee80211_hw *hw,
241 struct ieee80211_vif *vif)
242 {
243 struct rtw89_dev *rtwdev = hw->priv;
244 struct rtw89_vif *rtwvif = vif_to_rtwvif(vif);
245 u8 macid = rtw89_vif_get_main_macid(rtwvif);
246 u8 port = rtw89_vif_get_main_port(rtwvif);
247 struct rtw89_vif_link *rtwvif_link;
248
249 lockdep_assert_wiphy(hw->wiphy);
250
251 rtw89_debug(rtwdev, RTW89_DBG_STATE, "remove vif %pM type %d p2p %d\n",
252 vif->addr, vif->type, vif->p2p);
253
254 wiphy_delayed_work_cancel(hw->wiphy, &rtwvif->roc.roc_work);
255
256 rtwvif_link = rtwvif->links[RTW89_VIF_IDLE_LINK_ID];
257 if (unlikely(!rtwvif_link)) {
258 rtw89_err(rtwdev,
259 "%s: rtwvif link (link_id %u) is not active\n",
260 __func__, RTW89_VIF_IDLE_LINK_ID);
261 goto bottom;
262 }
263
264 __rtw89_ops_remove_iface_link(rtwdev, rtwvif_link);
265
266 rtw89_vif_unset_link(rtwvif, RTW89_VIF_IDLE_LINK_ID);
267
268 bottom:
269 list_del_init(&rtwvif->list);
270 rtw89_core_release_bit_map(rtwdev->hw_port, port);
271 rtw89_release_mac_id(rtwdev, macid);
272
273 rtwdev->pure_monitor_mode_vif = NULL;
274
275 rtw89_recalc_lps(rtwdev);
276 rtw89_enter_ips_by_hwflags(rtwdev);
277 }
278
rtw89_ops_change_interface(struct ieee80211_hw * hw,struct ieee80211_vif * vif,enum nl80211_iftype type,bool p2p)279 static int rtw89_ops_change_interface(struct ieee80211_hw *hw,
280 struct ieee80211_vif *vif,
281 enum nl80211_iftype type, bool p2p)
282 {
283 struct rtw89_dev *rtwdev = hw->priv;
284 int ret;
285
286 set_bit(RTW89_FLAG_CHANGING_INTERFACE, rtwdev->flags);
287
288 rtw89_debug(rtwdev, RTW89_DBG_STATE, "change vif %pM (%d)->(%d), p2p (%d)->(%d)\n",
289 vif->addr, vif->type, type, vif->p2p, p2p);
290
291 rtw89_ops_remove_interface(hw, vif);
292
293 vif->type = type;
294 vif->p2p = p2p;
295
296 ret = rtw89_ops_add_interface(hw, vif);
297 if (ret)
298 rtw89_warn(rtwdev, "failed to change interface %d\n", ret);
299
300 clear_bit(RTW89_FLAG_CHANGING_INTERFACE, rtwdev->flags);
301
302 return ret;
303 }
304
rtw89_ops_configure_filter(struct ieee80211_hw * hw,unsigned int changed_flags,unsigned int * new_flags,u64 multicast)305 static void rtw89_ops_configure_filter(struct ieee80211_hw *hw,
306 unsigned int changed_flags,
307 unsigned int *new_flags,
308 u64 multicast)
309 {
310 struct rtw89_dev *rtwdev = hw->priv;
311 u32 rx_fltr;
312
313 lockdep_assert_wiphy(hw->wiphy);
314
315 rtw89_leave_ps_mode(rtwdev);
316
317 *new_flags &= FIF_ALLMULTI | FIF_OTHER_BSS | FIF_FCSFAIL |
318 FIF_BCN_PRBRESP_PROMISC | FIF_PROBE_REQ;
319
320 if (changed_flags & FIF_ALLMULTI) {
321 if (*new_flags & FIF_ALLMULTI)
322 rtwdev->hal.rx_fltr &= ~B_AX_A_MC;
323 else
324 rtwdev->hal.rx_fltr |= B_AX_A_MC;
325 }
326 if (changed_flags & FIF_FCSFAIL) {
327 if (*new_flags & FIF_FCSFAIL)
328 rtwdev->hal.rx_fltr |= B_AX_A_CRC32_ERR;
329 else
330 rtwdev->hal.rx_fltr &= ~B_AX_A_CRC32_ERR;
331 }
332 if (changed_flags & FIF_OTHER_BSS) {
333 if (*new_flags & FIF_OTHER_BSS)
334 rtwdev->hal.rx_fltr &= ~B_AX_A_A1_MATCH;
335 else
336 rtwdev->hal.rx_fltr |= B_AX_A_A1_MATCH;
337 }
338 if (changed_flags & FIF_BCN_PRBRESP_PROMISC) {
339 if (*new_flags & FIF_BCN_PRBRESP_PROMISC) {
340 rtwdev->hal.rx_fltr &= ~B_AX_A_BCN_CHK_EN;
341 rtwdev->hal.rx_fltr &= ~B_AX_A_BC;
342 rtwdev->hal.rx_fltr &= ~B_AX_A_A1_MATCH;
343 } else {
344 rtwdev->hal.rx_fltr |= B_AX_A_BCN_CHK_EN;
345 rtwdev->hal.rx_fltr |= B_AX_A_BC;
346 rtwdev->hal.rx_fltr |= B_AX_A_A1_MATCH;
347 }
348 }
349 if (changed_flags & FIF_PROBE_REQ) {
350 if (*new_flags & FIF_PROBE_REQ) {
351 rtwdev->hal.rx_fltr &= ~B_AX_A_BC_CAM_MATCH;
352 rtwdev->hal.rx_fltr &= ~B_AX_A_UC_CAM_MATCH;
353 } else {
354 rtwdev->hal.rx_fltr |= B_AX_A_BC_CAM_MATCH;
355 rtwdev->hal.rx_fltr |= B_AX_A_UC_CAM_MATCH;
356 }
357 }
358
359 rx_fltr = rtwdev->hal.rx_fltr;
360
361 /* mac80211 doesn't configure filter when HW scan, driver need to
362 * set by itself. However, during P2P scan might have configure
363 * filter to overwrite filter that HW scan needed, so we need to
364 * check scan and append related filter
365 */
366 if (rtwdev->scanning) {
367 rx_fltr &= ~B_AX_A_BCN_CHK_EN;
368 rx_fltr &= ~B_AX_A_BC;
369 rx_fltr &= ~B_AX_A_A1_MATCH;
370 }
371
372 rtw89_mac_set_rx_fltr(rtwdev, RTW89_MAC_0, rx_fltr);
373 if (!rtwdev->dbcc_en)
374 return;
375 rtw89_mac_set_rx_fltr(rtwdev, RTW89_MAC_1, rx_fltr);
376 }
377
378 static const u8 ac_to_fw_idx[IEEE80211_NUM_ACS] = {
379 [IEEE80211_AC_VO] = 3,
380 [IEEE80211_AC_VI] = 2,
381 [IEEE80211_AC_BE] = 0,
382 [IEEE80211_AC_BK] = 1,
383 };
384
rtw89_aifsn_to_aifs(struct rtw89_dev * rtwdev,struct rtw89_vif_link * rtwvif_link,u8 aifsn)385 static u8 rtw89_aifsn_to_aifs(struct rtw89_dev *rtwdev,
386 struct rtw89_vif_link *rtwvif_link, u8 aifsn)
387 {
388 const struct rtw89_chan *chan = rtw89_chan_get(rtwdev,
389 rtwvif_link->chanctx_idx);
390 struct ieee80211_bss_conf *bss_conf;
391 u8 slot_time;
392 u8 sifs;
393
394 rcu_read_lock();
395
396 bss_conf = rtw89_vif_rcu_dereference_link(rtwvif_link, true);
397 slot_time = bss_conf->use_short_slot ? 9 : 20;
398
399 rcu_read_unlock();
400
401 sifs = chan->band_type == RTW89_BAND_2G ? 10 : 16;
402
403 return aifsn * slot_time + sifs;
404 }
405
____rtw89_conf_tx_edca(struct rtw89_dev * rtwdev,struct rtw89_vif_link * rtwvif_link,u16 ac)406 static void ____rtw89_conf_tx_edca(struct rtw89_dev *rtwdev,
407 struct rtw89_vif_link *rtwvif_link, u16 ac)
408 {
409 struct ieee80211_tx_queue_params *params = &rtwvif_link->tx_params[ac];
410 u32 val;
411 u8 ecw_max, ecw_min;
412 u8 aifs;
413
414 /* 2^ecw - 1 = cw; ecw = log2(cw + 1) */
415 ecw_max = ilog2(params->cw_max + 1);
416 ecw_min = ilog2(params->cw_min + 1);
417 aifs = rtw89_aifsn_to_aifs(rtwdev, rtwvif_link, params->aifs);
418 val = FIELD_PREP(FW_EDCA_PARAM_TXOPLMT_MSK, params->txop) |
419 FIELD_PREP(FW_EDCA_PARAM_CWMAX_MSK, ecw_max) |
420 FIELD_PREP(FW_EDCA_PARAM_CWMIN_MSK, ecw_min) |
421 FIELD_PREP(FW_EDCA_PARAM_AIFS_MSK, aifs);
422 rtw89_fw_h2c_set_edca(rtwdev, rtwvif_link, ac_to_fw_idx[ac], val);
423 }
424
425 #define R_MUEDCA_ACS_PARAM(acs) {R_AX_MUEDCA_ ## acs ## _PARAM_0, \
426 R_BE_MUEDCA_ ## acs ## _PARAM_0}
427
428 static const u32 ac_to_mu_edca_param[IEEE80211_NUM_ACS][RTW89_CHIP_GEN_NUM] = {
429 [IEEE80211_AC_VO] = R_MUEDCA_ACS_PARAM(VO),
430 [IEEE80211_AC_VI] = R_MUEDCA_ACS_PARAM(VI),
431 [IEEE80211_AC_BE] = R_MUEDCA_ACS_PARAM(BE),
432 [IEEE80211_AC_BK] = R_MUEDCA_ACS_PARAM(BK),
433 };
434
____rtw89_conf_tx_mu_edca(struct rtw89_dev * rtwdev,struct rtw89_vif_link * rtwvif_link,u16 ac)435 static void ____rtw89_conf_tx_mu_edca(struct rtw89_dev *rtwdev,
436 struct rtw89_vif_link *rtwvif_link, u16 ac)
437 {
438 struct ieee80211_tx_queue_params *params = &rtwvif_link->tx_params[ac];
439 struct ieee80211_he_mu_edca_param_ac_rec *mu_edca;
440 int gen = rtwdev->chip->chip_gen;
441 u8 aifs, aifsn;
442 u16 timer_32us;
443 u32 reg;
444 u32 val;
445
446 if (!params->mu_edca)
447 return;
448
449 mu_edca = ¶ms->mu_edca_param_rec;
450 aifsn = FIELD_GET(GENMASK(3, 0), mu_edca->aifsn);
451 aifs = aifsn ? rtw89_aifsn_to_aifs(rtwdev, rtwvif_link, aifsn) : 0;
452 timer_32us = mu_edca->mu_edca_timer << 8;
453
454 val = FIELD_PREP(B_AX_MUEDCA_BE_PARAM_0_TIMER_MASK, timer_32us) |
455 FIELD_PREP(B_AX_MUEDCA_BE_PARAM_0_CW_MASK, mu_edca->ecw_min_max) |
456 FIELD_PREP(B_AX_MUEDCA_BE_PARAM_0_AIFS_MASK, aifs);
457 reg = rtw89_mac_reg_by_idx(rtwdev, ac_to_mu_edca_param[ac][gen],
458 rtwvif_link->mac_idx);
459 rtw89_write32(rtwdev, reg, val);
460
461 rtw89_mac_set_hw_muedca_ctrl(rtwdev, rtwvif_link, true);
462 }
463
__rtw89_conf_tx(struct rtw89_dev * rtwdev,struct rtw89_vif_link * rtwvif_link,u16 ac)464 static void __rtw89_conf_tx(struct rtw89_dev *rtwdev,
465 struct rtw89_vif_link *rtwvif_link, u16 ac)
466 {
467 ____rtw89_conf_tx_edca(rtwdev, rtwvif_link, ac);
468 ____rtw89_conf_tx_mu_edca(rtwdev, rtwvif_link, ac);
469 }
470
rtw89_conf_tx(struct rtw89_dev * rtwdev,struct rtw89_vif_link * rtwvif_link)471 static void rtw89_conf_tx(struct rtw89_dev *rtwdev,
472 struct rtw89_vif_link *rtwvif_link)
473 {
474 u16 ac;
475
476 for (ac = 0; ac < IEEE80211_NUM_ACS; ac++)
477 __rtw89_conf_tx(rtwdev, rtwvif_link, ac);
478 }
479
__rtw89_ops_sta_add(struct rtw89_dev * rtwdev,struct ieee80211_vif * vif,struct ieee80211_sta * sta)480 static int __rtw89_ops_sta_add(struct rtw89_dev *rtwdev,
481 struct ieee80211_vif *vif,
482 struct ieee80211_sta *sta)
483 {
484 struct rtw89_vif *rtwvif = vif_to_rtwvif(vif);
485 struct rtw89_sta *rtwsta = sta_to_rtwsta(sta);
486 struct rtw89_vif_link *rtwvif_link;
487 struct rtw89_sta_link *rtwsta_link;
488 bool acquire_macid = false;
489 u8 macid;
490 int ret;
491 int i;
492
493 if (vif->type == NL80211_IFTYPE_STATION && !sta->tdls) {
494 rtwvif->mlo_mode = RTW89_MLO_MODE_MLSR;
495
496 /* for station mode, assign the mac_id from itself */
497 macid = rtw89_vif_get_main_macid(rtwvif);
498 } else {
499 macid = rtw89_acquire_mac_id(rtwdev);
500 if (macid == RTW89_MAX_MAC_ID_NUM)
501 return -ENOSPC;
502
503 acquire_macid = true;
504 }
505
506 rtw89_init_sta(rtwdev, rtwvif, rtwsta, macid);
507
508 for (i = 0; i < ARRAY_SIZE(sta->txq); i++)
509 rtw89_core_txq_init(rtwdev, sta->txq[i]);
510
511 INIT_LIST_HEAD(&rtwsta->dlink_pool);
512
513 skb_queue_head_init(&rtwsta->roc_queue);
514 bitmap_zero(rtwsta->pairwise_sec_cam_map, RTW89_MAX_SEC_CAM_NUM);
515
516 rtwsta_link = rtw89_sta_set_link(rtwsta, sta->deflink.link_id);
517 if (!rtwsta_link) {
518 ret = -EINVAL;
519 goto err;
520 }
521
522 rtwvif_link = rtwsta_link->rtwvif_link;
523
524 ret = rtw89_core_sta_link_add(rtwdev, rtwvif_link, rtwsta_link);
525 if (ret)
526 goto unset_link;
527
528 if (vif->type == NL80211_IFTYPE_AP || sta->tdls)
529 rtw89_queue_chanctx_change(rtwdev, RTW89_CHANCTX_REMOTE_STA_CHANGE);
530
531 return 0;
532
533 unset_link:
534 rtw89_sta_unset_link(rtwsta, sta->deflink.link_id);
535 err:
536 if (acquire_macid)
537 rtw89_release_mac_id(rtwdev, macid);
538
539 return ret;
540 }
541
__rtw89_ops_sta_assoc(struct rtw89_dev * rtwdev,struct ieee80211_vif * vif,struct ieee80211_sta * sta,bool station_mode)542 static int __rtw89_ops_sta_assoc(struct rtw89_dev *rtwdev,
543 struct ieee80211_vif *vif,
544 struct ieee80211_sta *sta,
545 bool station_mode)
546 {
547 struct rtw89_vif *rtwvif = vif_to_rtwvif(vif);
548 struct rtw89_sta *rtwsta = sta_to_rtwsta(sta);
549 struct rtw89_vif_link *rtwvif_link;
550 struct rtw89_sta_link *rtwsta_link;
551 unsigned int link_id;
552 int ret;
553
554 rtw89_sta_for_each_link(rtwsta, rtwsta_link, link_id) {
555 rtwvif_link = rtwsta_link->rtwvif_link;
556
557 if (station_mode)
558 rtw89_vif_type_mapping(rtwvif_link, true);
559
560 ret = rtw89_core_sta_link_assoc(rtwdev, rtwvif_link, rtwsta_link);
561 if (ret)
562 return ret;
563 }
564
565 rtwdev->total_sta_assoc++;
566 if (sta->tdls)
567 rtwvif->tdls_peer++;
568
569 return 0;
570 }
571
__rtw89_ops_sta_disassoc(struct rtw89_dev * rtwdev,struct ieee80211_vif * vif,struct ieee80211_sta * sta)572 static int __rtw89_ops_sta_disassoc(struct rtw89_dev *rtwdev,
573 struct ieee80211_vif *vif,
574 struct ieee80211_sta *sta)
575 {
576 struct rtw89_vif *rtwvif = vif_to_rtwvif(vif);
577 struct rtw89_sta *rtwsta = sta_to_rtwsta(sta);
578 struct rtw89_vif_link *rtwvif_link;
579 struct rtw89_sta_link *rtwsta_link;
580 unsigned int link_id;
581 int ret;
582
583 rtw89_sta_for_each_link(rtwsta, rtwsta_link, link_id) {
584 rtwvif_link = rtwsta_link->rtwvif_link;
585 ret = rtw89_core_sta_link_disassoc(rtwdev, rtwvif_link, rtwsta_link);
586 if (ret)
587 return ret;
588 }
589
590 rtwsta->disassoc = true;
591
592 rtwdev->total_sta_assoc--;
593 if (sta->tdls)
594 rtwvif->tdls_peer--;
595
596 return 0;
597 }
598
__rtw89_ops_sta_disconnect(struct rtw89_dev * rtwdev,struct ieee80211_vif * vif,struct ieee80211_sta * sta)599 static int __rtw89_ops_sta_disconnect(struct rtw89_dev *rtwdev,
600 struct ieee80211_vif *vif,
601 struct ieee80211_sta *sta)
602 {
603 struct rtw89_sta *rtwsta = sta_to_rtwsta(sta);
604 struct rtw89_vif_link *rtwvif_link;
605 struct rtw89_sta_link *rtwsta_link;
606 unsigned int link_id;
607 int ret;
608
609 rtw89_core_free_sta_pending_ba(rtwdev, sta);
610 rtw89_core_free_sta_pending_forbid_ba(rtwdev, sta);
611 rtw89_core_free_sta_pending_roc_tx(rtwdev, sta);
612
613 rtw89_sta_for_each_link(rtwsta, rtwsta_link, link_id) {
614 rtwvif_link = rtwsta_link->rtwvif_link;
615 ret = rtw89_core_sta_link_disconnect(rtwdev, rtwvif_link, rtwsta_link);
616 if (ret)
617 return ret;
618 }
619
620 return 0;
621 }
622
__rtw89_ops_sta_remove(struct rtw89_dev * rtwdev,struct ieee80211_vif * vif,struct ieee80211_sta * sta)623 static int __rtw89_ops_sta_remove(struct rtw89_dev *rtwdev,
624 struct ieee80211_vif *vif,
625 struct ieee80211_sta *sta)
626 {
627 struct rtw89_sta *rtwsta = sta_to_rtwsta(sta);
628 u8 macid = rtw89_sta_get_main_macid(rtwsta);
629 struct rtw89_vif_link *rtwvif_link;
630 struct rtw89_sta_link *rtwsta_link;
631 unsigned int link_id;
632 int ret;
633
634 rtw89_sta_for_each_link(rtwsta, rtwsta_link, link_id) {
635 rtwvif_link = rtwsta_link->rtwvif_link;
636 ret = rtw89_core_sta_link_remove(rtwdev, rtwvif_link, rtwsta_link);
637 if (ret)
638 return ret;
639
640 rtw89_sta_unset_link(rtwsta, link_id);
641 }
642
643 if (vif->type == NL80211_IFTYPE_AP || sta->tdls) {
644 rtw89_release_mac_id(rtwdev, macid);
645 rtw89_queue_chanctx_change(rtwdev, RTW89_CHANCTX_REMOTE_STA_CHANGE);
646 }
647
648 return 0;
649 }
650
rtw89_station_mode_sta_assoc(struct rtw89_dev * rtwdev,struct ieee80211_vif * vif)651 static void rtw89_station_mode_sta_assoc(struct rtw89_dev *rtwdev,
652 struct ieee80211_vif *vif)
653 {
654 struct ieee80211_sta *sta;
655
656 if (vif->type != NL80211_IFTYPE_STATION)
657 return;
658
659 sta = ieee80211_find_sta(vif, vif->cfg.ap_addr);
660 if (!sta) {
661 rtw89_err(rtwdev, "can't find sta to set sta_assoc state\n");
662 return;
663 }
664
665 __rtw89_ops_sta_assoc(rtwdev, vif, sta, true);
666 }
667
__rtw89_ops_bss_link_assoc(struct rtw89_dev * rtwdev,struct rtw89_vif_link * rtwvif_link)668 static void __rtw89_ops_bss_link_assoc(struct rtw89_dev *rtwdev,
669 struct rtw89_vif_link *rtwvif_link)
670 {
671 rtw89_phy_set_bss_color(rtwdev, rtwvif_link);
672 rtw89_chip_cfg_txpwr_ul_tb_offset(rtwdev, rtwvif_link);
673 rtw89_mac_port_update(rtwdev, rtwvif_link);
674 rtw89_mac_set_he_obss_narrow_bw_ru(rtwdev, rtwvif_link);
675 rtw89_mac_set_he_tb(rtwdev, rtwvif_link);
676 }
677
__rtw89_ops_bss_assoc(struct rtw89_dev * rtwdev,struct ieee80211_vif * vif)678 static void __rtw89_ops_bss_assoc(struct rtw89_dev *rtwdev,
679 struct ieee80211_vif *vif)
680 {
681 struct rtw89_vif *rtwvif = vif_to_rtwvif(vif);
682 struct rtw89_vif_link *rtwvif_link;
683 unsigned int link_id;
684
685 rtw89_vif_for_each_link(rtwvif, rtwvif_link, link_id)
686 __rtw89_ops_bss_link_assoc(rtwdev, rtwvif_link);
687 }
688
rtw89_ops_vif_cfg_changed(struct ieee80211_hw * hw,struct ieee80211_vif * vif,u64 changed)689 static void rtw89_ops_vif_cfg_changed(struct ieee80211_hw *hw,
690 struct ieee80211_vif *vif, u64 changed)
691 {
692 struct rtw89_dev *rtwdev = hw->priv;
693 struct rtw89_vif *rtwvif = vif_to_rtwvif(vif);
694
695 lockdep_assert_wiphy(hw->wiphy);
696
697 rtw89_leave_ps_mode(rtwdev);
698
699 if (changed & BSS_CHANGED_ASSOC) {
700 if (vif->cfg.assoc) {
701 rtw89_station_mode_sta_assoc(rtwdev, vif);
702 __rtw89_ops_bss_assoc(rtwdev, vif);
703
704 rtw89_queue_chanctx_work(rtwdev);
705 } else {
706 /* Abort ongoing scan if cancel_scan isn't issued
707 * when disconnected by peer
708 */
709 if (rtwdev->scanning)
710 rtw89_hw_scan_abort(rtwdev, rtwdev->scan_info.scanning_vif);
711 }
712 }
713
714 if (changed & BSS_CHANGED_PS)
715 rtw89_recalc_lps(rtwdev);
716
717 if (changed & BSS_CHANGED_ARP_FILTER)
718 rtwvif->ip_addr = vif->cfg.arp_addr_list[0];
719
720 if (changed & BSS_CHANGED_MLD_VALID_LINKS) {
721 struct rtw89_vif_link *cur = rtw89_get_designated_link(rtwvif);
722
723 if (RTW89_CHK_FW_FEATURE_GROUP(WITH_RFK_PRE_NOTIFY, &rtwdev->fw))
724 rtw89_chip_rfk_channel(rtwdev, cur);
725
726 if (hweight16(vif->active_links) == 1)
727 rtwvif->mlo_mode = RTW89_MLO_MODE_MLSR;
728 else
729 rtwvif->mlo_mode = RTW89_MLO_MODE_EMLSR;
730 }
731 }
732
rtw89_ops_link_info_changed(struct ieee80211_hw * hw,struct ieee80211_vif * vif,struct ieee80211_bss_conf * conf,u64 changed)733 static void rtw89_ops_link_info_changed(struct ieee80211_hw *hw,
734 struct ieee80211_vif *vif,
735 struct ieee80211_bss_conf *conf,
736 u64 changed)
737 {
738 struct rtw89_dev *rtwdev = hw->priv;
739 struct rtw89_vif *rtwvif = vif_to_rtwvif(vif);
740 struct rtw89_vif_link *rtwvif_link;
741
742 lockdep_assert_wiphy(hw->wiphy);
743
744 rtw89_leave_ps_mode(rtwdev);
745
746 rtwvif_link = rtwvif->links[conf->link_id];
747 if (unlikely(!rtwvif_link)) {
748 rtw89_err(rtwdev,
749 "%s: rtwvif link (link_id %u) is not active\n",
750 __func__, conf->link_id);
751 return;
752 }
753
754 if (changed & BSS_CHANGED_BSSID) {
755 ether_addr_copy(rtwvif_link->bssid, conf->bssid);
756 rtw89_cam_bssid_changed(rtwdev, rtwvif_link);
757 rtw89_fw_h2c_cam(rtwdev, rtwvif_link, NULL, NULL, RTW89_ROLE_INFO_CHANGE);
758 WRITE_ONCE(rtwvif_link->sync_bcn_tsf, 0);
759 }
760
761 if (changed & BSS_CHANGED_BEACON)
762 rtw89_chip_h2c_update_beacon(rtwdev, rtwvif_link);
763
764 if (changed & BSS_CHANGED_ERP_SLOT)
765 rtw89_conf_tx(rtwdev, rtwvif_link);
766
767 if (changed & BSS_CHANGED_HE_BSS_COLOR)
768 rtw89_phy_set_bss_color(rtwdev, rtwvif_link);
769
770 if (changed & BSS_CHANGED_MU_GROUPS)
771 rtw89_mac_bf_set_gid_table(rtwdev, vif, conf);
772
773 if (changed & BSS_CHANGED_P2P_PS)
774 rtw89_core_update_p2p_ps(rtwdev, rtwvif_link, conf);
775
776 if (changed & BSS_CHANGED_CQM)
777 rtw89_fw_h2c_set_bcn_fltr_cfg(rtwdev, rtwvif_link, true);
778
779 if (changed & BSS_CHANGED_TPE)
780 rtw89_reg_6ghz_recalc(rtwdev, rtwvif_link, true);
781 }
782
rtw89_ops_start_ap(struct ieee80211_hw * hw,struct ieee80211_vif * vif,struct ieee80211_bss_conf * link_conf)783 static int rtw89_ops_start_ap(struct ieee80211_hw *hw,
784 struct ieee80211_vif *vif,
785 struct ieee80211_bss_conf *link_conf)
786 {
787 struct rtw89_dev *rtwdev = hw->priv;
788 struct rtw89_vif *rtwvif = vif_to_rtwvif(vif);
789 struct rtw89_vif_link *rtwvif_link;
790 const struct rtw89_chan *chan;
791 int ret = 0;
792
793 lockdep_assert_wiphy(hw->wiphy);
794
795 rtwvif_link = rtwvif->links[link_conf->link_id];
796 if (unlikely(!rtwvif_link)) {
797 rtw89_err(rtwdev,
798 "%s: rtwvif link (link_id %u) is not active\n",
799 __func__, link_conf->link_id);
800 return -ENOLINK;
801 }
802
803 chan = rtw89_chan_get(rtwdev, rtwvif_link->chanctx_idx);
804 if (chan->band_type == RTW89_BAND_6G)
805 return -EOPNOTSUPP;
806
807 if (rtwdev->scanning)
808 rtw89_hw_scan_abort(rtwdev, rtwdev->scan_info.scanning_vif);
809
810 ether_addr_copy(rtwvif_link->bssid, link_conf->bssid);
811 rtw89_cam_bssid_changed(rtwdev, rtwvif_link);
812 rtw89_mac_port_update(rtwdev, rtwvif_link);
813 rtw89_chip_h2c_assoc_cmac_tbl(rtwdev, rtwvif_link, NULL);
814 rtw89_fw_h2c_role_maintain(rtwdev, rtwvif_link, NULL, RTW89_ROLE_TYPE_CHANGE);
815 rtw89_fw_h2c_join_info(rtwdev, rtwvif_link, NULL, true);
816 rtw89_fw_h2c_cam(rtwdev, rtwvif_link, NULL, NULL, RTW89_ROLE_TYPE_CHANGE);
817 rtw89_chip_rfk_channel(rtwdev, rtwvif_link);
818
819 if (RTW89_CHK_FW_FEATURE(NOTIFY_AP_INFO, &rtwdev->fw)) {
820 ret = rtw89_fw_h2c_ap_info_refcount(rtwdev, true);
821 if (ret)
822 return ret;
823 }
824
825 rtw89_queue_chanctx_work(rtwdev);
826
827 return 0;
828 }
829
830 static
rtw89_ops_stop_ap(struct ieee80211_hw * hw,struct ieee80211_vif * vif,struct ieee80211_bss_conf * link_conf)831 void rtw89_ops_stop_ap(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
832 struct ieee80211_bss_conf *link_conf)
833 {
834 struct rtw89_dev *rtwdev = hw->priv;
835 struct rtw89_vif *rtwvif = vif_to_rtwvif(vif);
836 struct rtw89_vif_link *rtwvif_link;
837
838 lockdep_assert_wiphy(hw->wiphy);
839
840 rtwvif_link = rtwvif->links[link_conf->link_id];
841 if (unlikely(!rtwvif_link)) {
842 rtw89_err(rtwdev,
843 "%s: rtwvif link (link_id %u) is not active\n",
844 __func__, link_conf->link_id);
845 return;
846 }
847
848 if (RTW89_CHK_FW_FEATURE(NOTIFY_AP_INFO, &rtwdev->fw))
849 rtw89_fw_h2c_ap_info_refcount(rtwdev, false);
850
851 rtw89_mac_stop_ap(rtwdev, rtwvif_link);
852 rtw89_chip_h2c_assoc_cmac_tbl(rtwdev, rtwvif_link, NULL);
853 rtw89_fw_h2c_join_info(rtwdev, rtwvif_link, NULL, true);
854 }
855
rtw89_ops_set_tim(struct ieee80211_hw * hw,struct ieee80211_sta * sta,bool set)856 static int rtw89_ops_set_tim(struct ieee80211_hw *hw, struct ieee80211_sta *sta,
857 bool set)
858 {
859 struct rtw89_sta *rtwsta = sta_to_rtwsta(sta);
860 struct rtw89_vif *rtwvif = rtwsta->rtwvif;
861 struct rtw89_vif_link *rtwvif_link;
862 unsigned int link_id;
863
864 rtw89_vif_for_each_link(rtwvif, rtwvif_link, link_id)
865 wiphy_work_queue(hw->wiphy, &rtwvif_link->update_beacon_work);
866
867 return 0;
868 }
869
rtw89_ops_conf_tx(struct ieee80211_hw * hw,struct ieee80211_vif * vif,unsigned int link_id,u16 ac,const struct ieee80211_tx_queue_params * params)870 static int rtw89_ops_conf_tx(struct ieee80211_hw *hw,
871 struct ieee80211_vif *vif,
872 unsigned int link_id, u16 ac,
873 const struct ieee80211_tx_queue_params *params)
874 {
875 struct rtw89_dev *rtwdev = hw->priv;
876 struct rtw89_vif *rtwvif = vif_to_rtwvif(vif);
877 struct rtw89_vif_link *rtwvif_link;
878
879 lockdep_assert_wiphy(hw->wiphy);
880
881 rtw89_leave_ps_mode(rtwdev);
882
883 rtwvif_link = rtwvif->links[link_id];
884 if (unlikely(!rtwvif_link)) {
885 rtw89_err(rtwdev,
886 "%s: rtwvif link (link_id %u) is not active\n",
887 __func__, link_id);
888 return -ENOLINK;
889 }
890
891 rtwvif_link->tx_params[ac] = *params;
892 __rtw89_conf_tx(rtwdev, rtwvif_link, ac);
893
894 return 0;
895 }
896
__rtw89_ops_sta_state(struct ieee80211_hw * hw,struct ieee80211_vif * vif,struct ieee80211_sta * sta,enum ieee80211_sta_state old_state,enum ieee80211_sta_state new_state)897 static int __rtw89_ops_sta_state(struct ieee80211_hw *hw,
898 struct ieee80211_vif *vif,
899 struct ieee80211_sta *sta,
900 enum ieee80211_sta_state old_state,
901 enum ieee80211_sta_state new_state)
902 {
903 struct rtw89_dev *rtwdev = hw->priv;
904
905 if (old_state == IEEE80211_STA_NOTEXIST &&
906 new_state == IEEE80211_STA_NONE)
907 return __rtw89_ops_sta_add(rtwdev, vif, sta);
908
909 if (old_state == IEEE80211_STA_AUTH &&
910 new_state == IEEE80211_STA_ASSOC) {
911 if (vif->type == NL80211_IFTYPE_STATION && !sta->tdls)
912 return 0; /* defer to bss_info_changed to have vif info */
913 return __rtw89_ops_sta_assoc(rtwdev, vif, sta, false);
914 }
915
916 if (old_state == IEEE80211_STA_ASSOC &&
917 new_state == IEEE80211_STA_AUTH)
918 return __rtw89_ops_sta_disassoc(rtwdev, vif, sta);
919
920 if (old_state == IEEE80211_STA_AUTH &&
921 new_state == IEEE80211_STA_NONE)
922 return __rtw89_ops_sta_disconnect(rtwdev, vif, sta);
923
924 if (old_state == IEEE80211_STA_NONE &&
925 new_state == IEEE80211_STA_NOTEXIST)
926 return __rtw89_ops_sta_remove(rtwdev, vif, sta);
927
928 return 0;
929 }
930
rtw89_ops_sta_state(struct ieee80211_hw * hw,struct ieee80211_vif * vif,struct ieee80211_sta * sta,enum ieee80211_sta_state old_state,enum ieee80211_sta_state new_state)931 static int rtw89_ops_sta_state(struct ieee80211_hw *hw,
932 struct ieee80211_vif *vif,
933 struct ieee80211_sta *sta,
934 enum ieee80211_sta_state old_state,
935 enum ieee80211_sta_state new_state)
936 {
937 struct rtw89_dev *rtwdev = hw->priv;
938
939 lockdep_assert_wiphy(hw->wiphy);
940
941 rtw89_leave_ps_mode(rtwdev);
942 return __rtw89_ops_sta_state(hw, vif, sta, old_state, new_state);
943 }
944
rtw89_ops_set_key(struct ieee80211_hw * hw,enum set_key_cmd cmd,struct ieee80211_vif * vif,struct ieee80211_sta * sta,struct ieee80211_key_conf * key)945 static int rtw89_ops_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd,
946 struct ieee80211_vif *vif,
947 struct ieee80211_sta *sta,
948 struct ieee80211_key_conf *key)
949 {
950 struct rtw89_dev *rtwdev = hw->priv;
951 int ret;
952
953 lockdep_assert_wiphy(hw->wiphy);
954
955 rtw89_leave_ps_mode(rtwdev);
956
957 switch (cmd) {
958 case SET_KEY:
959 rtw89_btc_ntfy_specific_packet(rtwdev, PACKET_EAPOL_END);
960 ret = rtw89_cam_sec_key_add(rtwdev, vif, sta, key);
961 if (ret && ret != -EOPNOTSUPP) {
962 rtw89_err(rtwdev, "failed to add key to sec cam\n");
963 return ret;
964 }
965 break;
966 case DISABLE_KEY:
967 flush_work(&rtwdev->txq_work);
968 rtw89_hci_flush_queues(rtwdev, BIT(rtwdev->hw->queues) - 1,
969 false);
970 rtw89_mac_flush_txq(rtwdev, BIT(rtwdev->hw->queues) - 1, false);
971 ret = rtw89_cam_sec_key_del(rtwdev, vif, sta, key, true);
972 if (ret) {
973 rtw89_err(rtwdev, "failed to remove key from sec cam\n");
974 return ret;
975 }
976 break;
977 }
978
979 return ret;
980 }
981
rtw89_ops_ampdu_action(struct ieee80211_hw * hw,struct ieee80211_vif * vif,struct ieee80211_ampdu_params * params)982 static int rtw89_ops_ampdu_action(struct ieee80211_hw *hw,
983 struct ieee80211_vif *vif,
984 struct ieee80211_ampdu_params *params)
985 {
986 struct rtw89_dev *rtwdev = hw->priv;
987 struct ieee80211_sta *sta = params->sta;
988 struct rtw89_sta *rtwsta = sta_to_rtwsta(sta);
989 struct rtw89_vif *rtwvif = vif_to_rtwvif(vif);
990 u16 tid = params->tid;
991 struct ieee80211_txq *txq = sta->txq[tid];
992 struct rtw89_txq *rtwtxq = (struct rtw89_txq *)txq->drv_priv;
993
994 lockdep_assert_wiphy(rtwdev->hw->wiphy);
995
996 switch (params->action) {
997 case IEEE80211_AMPDU_TX_START:
998 return IEEE80211_AMPDU_TX_START_IMMEDIATE;
999 case IEEE80211_AMPDU_TX_STOP_CONT:
1000 case IEEE80211_AMPDU_TX_STOP_FLUSH:
1001 case IEEE80211_AMPDU_TX_STOP_FLUSH_CONT:
1002 clear_bit(RTW89_TXQ_F_AMPDU, &rtwtxq->flags);
1003 clear_bit(tid, rtwsta->ampdu_map);
1004 rtw89_chip_h2c_ampdu_cmac_tbl(rtwdev, rtwvif, rtwsta);
1005 ieee80211_stop_tx_ba_cb_irqsafe(vif, sta->addr, tid);
1006 break;
1007 case IEEE80211_AMPDU_TX_OPERATIONAL:
1008 set_bit(RTW89_TXQ_F_AMPDU, &rtwtxq->flags);
1009 rtwsta->ampdu_params[tid].agg_num = params->buf_size;
1010 rtwsta->ampdu_params[tid].amsdu = params->amsdu;
1011 set_bit(tid, rtwsta->ampdu_map);
1012 rtw89_leave_ps_mode(rtwdev);
1013 rtw89_chip_h2c_ampdu_cmac_tbl(rtwdev, rtwvif, rtwsta);
1014 break;
1015 case IEEE80211_AMPDU_RX_START:
1016 rtw89_chip_h2c_ba_cam(rtwdev, rtwsta, true, params);
1017 break;
1018 case IEEE80211_AMPDU_RX_STOP:
1019 rtw89_chip_h2c_ba_cam(rtwdev, rtwsta, false, params);
1020 break;
1021 default:
1022 WARN_ON(1);
1023 return -ENOTSUPP;
1024 }
1025
1026 return 0;
1027 }
1028
rtw89_ops_set_rts_threshold(struct ieee80211_hw * hw,int radio_idx,u32 value)1029 static int rtw89_ops_set_rts_threshold(struct ieee80211_hw *hw, int radio_idx,
1030 u32 value)
1031 {
1032 struct rtw89_dev *rtwdev = hw->priv;
1033
1034 lockdep_assert_wiphy(hw->wiphy);
1035
1036 rtw89_leave_ps_mode(rtwdev);
1037 if (test_bit(RTW89_FLAG_POWERON, rtwdev->flags))
1038 rtw89_mac_update_rts_threshold(rtwdev);
1039
1040 return 0;
1041 }
1042
rtw89_ops_sta_statistics(struct ieee80211_hw * hw,struct ieee80211_vif * vif,struct ieee80211_sta * sta,struct station_info * sinfo)1043 static void rtw89_ops_sta_statistics(struct ieee80211_hw *hw,
1044 struct ieee80211_vif *vif,
1045 struct ieee80211_sta *sta,
1046 struct station_info *sinfo)
1047 {
1048 struct rtw89_sta *rtwsta = sta_to_rtwsta(sta);
1049 struct rtw89_sta_link *rtwsta_link;
1050
1051 rtwsta_link = rtw89_get_designated_link(rtwsta);
1052 if (unlikely(!rtwsta_link))
1053 return;
1054
1055 sinfo->txrate = rtwsta_link->ra_report.txrate;
1056 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_TX_BITRATE);
1057 }
1058
1059 static
__rtw89_drop_packets(struct rtw89_dev * rtwdev,struct ieee80211_vif * vif)1060 void __rtw89_drop_packets(struct rtw89_dev *rtwdev, struct ieee80211_vif *vif)
1061 {
1062 struct rtw89_vif *rtwvif;
1063
1064 if (vif) {
1065 rtwvif = vif_to_rtwvif(vif);
1066 rtw89_mac_pkt_drop_vif(rtwdev, rtwvif);
1067 } else {
1068 rtw89_for_each_rtwvif(rtwdev, rtwvif)
1069 rtw89_mac_pkt_drop_vif(rtwdev, rtwvif);
1070 }
1071 }
1072
rtw89_ops_flush(struct ieee80211_hw * hw,struct ieee80211_vif * vif,u32 queues,bool drop)1073 static void rtw89_ops_flush(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
1074 u32 queues, bool drop)
1075 {
1076 struct rtw89_dev *rtwdev = hw->priv;
1077
1078 lockdep_assert_wiphy(hw->wiphy);
1079
1080 rtw89_leave_lps(rtwdev);
1081 rtw89_hci_flush_queues(rtwdev, queues, drop);
1082
1083 if (drop && !RTW89_CHK_FW_FEATURE(NO_PACKET_DROP, &rtwdev->fw))
1084 __rtw89_drop_packets(rtwdev, vif);
1085 else
1086 rtw89_mac_flush_txq(rtwdev, queues, drop);
1087 }
1088
1089 struct rtw89_iter_bitrate_mask_data {
1090 struct rtw89_dev *rtwdev;
1091 struct ieee80211_vif *vif;
1092 const struct cfg80211_bitrate_mask *mask;
1093 };
1094
rtw89_ra_mask_info_update_iter(void * data,struct ieee80211_sta * sta)1095 static void rtw89_ra_mask_info_update_iter(void *data, struct ieee80211_sta *sta)
1096 {
1097 struct rtw89_iter_bitrate_mask_data *br_data = data;
1098 struct rtw89_sta *rtwsta = sta_to_rtwsta(sta);
1099 struct rtw89_vif *rtwvif = rtwsta->rtwvif;
1100 struct ieee80211_vif *vif = rtwvif_to_vif(rtwvif);
1101 struct rtw89_sta_link *rtwsta_link;
1102 unsigned int link_id;
1103
1104 if (vif != br_data->vif || vif->p2p)
1105 return;
1106
1107 rtw89_sta_for_each_link(rtwsta, rtwsta_link, link_id) {
1108 rtwsta_link->use_cfg_mask = true;
1109 rtwsta_link->mask = *br_data->mask;
1110 }
1111
1112 rtw89_phy_ra_update_sta(br_data->rtwdev, sta, IEEE80211_RC_SUPP_RATES_CHANGED);
1113 }
1114
rtw89_ra_mask_info_update(struct rtw89_dev * rtwdev,struct ieee80211_vif * vif,const struct cfg80211_bitrate_mask * mask)1115 static void rtw89_ra_mask_info_update(struct rtw89_dev *rtwdev,
1116 struct ieee80211_vif *vif,
1117 const struct cfg80211_bitrate_mask *mask)
1118 {
1119 struct rtw89_iter_bitrate_mask_data br_data = { .rtwdev = rtwdev,
1120 .vif = vif,
1121 .mask = mask};
1122
1123 ieee80211_iterate_stations_atomic(rtwdev->hw, rtw89_ra_mask_info_update_iter,
1124 &br_data);
1125 }
1126
rtw89_ops_set_bitrate_mask(struct ieee80211_hw * hw,struct ieee80211_vif * vif,const struct cfg80211_bitrate_mask * mask)1127 static int rtw89_ops_set_bitrate_mask(struct ieee80211_hw *hw,
1128 struct ieee80211_vif *vif,
1129 const struct cfg80211_bitrate_mask *mask)
1130 {
1131 struct rtw89_dev *rtwdev = hw->priv;
1132
1133 lockdep_assert_wiphy(hw->wiphy);
1134
1135 rtw89_phy_rate_pattern_vif(rtwdev, vif, mask);
1136 rtw89_ra_mask_info_update(rtwdev, vif, mask);
1137
1138 return 0;
1139 }
1140
1141 static
rtw89_ops_set_antenna(struct ieee80211_hw * hw,int radio_idx,u32 tx_ant,u32 rx_ant)1142 int rtw89_ops_set_antenna(struct ieee80211_hw *hw, int radio_idx, u32 tx_ant, u32 rx_ant)
1143 {
1144 struct rtw89_dev *rtwdev = hw->priv;
1145 struct rtw89_hal *hal = &rtwdev->hal;
1146 const struct rtw89_chip_info *chip;
1147
1148 lockdep_assert_wiphy(hw->wiphy);
1149
1150 chip = rtwdev->chip;
1151
1152 if (hal->ant_diversity) {
1153 if (tx_ant != rx_ant || hweight32(tx_ant) != 1)
1154 return -EINVAL;
1155 } else if (chip->ops->cfg_txrx_path) {
1156 /* With cfg_txrx_path ops, chips can configure rx_ant */
1157 } else if (rx_ant != hw->wiphy->available_antennas_rx && rx_ant != hal->antenna_rx) {
1158 return -EINVAL;
1159 }
1160
1161 hal->antenna_tx = tx_ant;
1162 hal->antenna_rx = rx_ant;
1163 hal->tx_path_diversity = false;
1164 hal->ant_diversity_fixed = true;
1165
1166 return 0;
1167 }
1168
1169 static
rtw89_ops_get_antenna(struct ieee80211_hw * hw,int radio_idx,u32 * tx_ant,u32 * rx_ant)1170 int rtw89_ops_get_antenna(struct ieee80211_hw *hw, int radio_idx, u32 *tx_ant,
1171 u32 *rx_ant)
1172 {
1173 struct rtw89_dev *rtwdev = hw->priv;
1174 struct rtw89_hal *hal = &rtwdev->hal;
1175
1176 *tx_ant = hal->antenna_tx;
1177 *rx_ant = hal->antenna_rx;
1178
1179 return 0;
1180 }
1181
rtw89_ops_sw_scan_start(struct ieee80211_hw * hw,struct ieee80211_vif * vif,const u8 * mac_addr)1182 static void rtw89_ops_sw_scan_start(struct ieee80211_hw *hw,
1183 struct ieee80211_vif *vif,
1184 const u8 *mac_addr)
1185 {
1186 struct rtw89_dev *rtwdev = hw->priv;
1187 struct rtw89_vif *rtwvif = vif_to_rtwvif(vif);
1188 struct rtw89_vif_link *rtwvif_link;
1189
1190 lockdep_assert_wiphy(hw->wiphy);
1191
1192 rtwvif_link = rtw89_get_designated_link(rtwvif);
1193 if (unlikely(!rtwvif_link)) {
1194 rtw89_err(rtwdev, "sw scan start: find no designated link\n");
1195 return;
1196 }
1197
1198 rtw89_leave_lps(rtwdev);
1199
1200 rtw89_core_scan_start(rtwdev, rtwvif_link, mac_addr, false);
1201 }
1202
rtw89_ops_sw_scan_complete(struct ieee80211_hw * hw,struct ieee80211_vif * vif)1203 static void rtw89_ops_sw_scan_complete(struct ieee80211_hw *hw,
1204 struct ieee80211_vif *vif)
1205 {
1206 struct rtw89_dev *rtwdev = hw->priv;
1207 struct rtw89_vif *rtwvif = vif_to_rtwvif(vif);
1208 struct rtw89_vif_link *rtwvif_link;
1209
1210 lockdep_assert_wiphy(hw->wiphy);
1211
1212 rtwvif_link = rtw89_get_designated_link(rtwvif);
1213 if (unlikely(!rtwvif_link)) {
1214 rtw89_err(rtwdev, "sw scan complete: find no designated link\n");
1215 return;
1216 }
1217
1218 rtw89_core_scan_complete(rtwdev, rtwvif_link, false);
1219 }
1220
rtw89_ops_reconfig_complete(struct ieee80211_hw * hw,enum ieee80211_reconfig_type reconfig_type)1221 static void rtw89_ops_reconfig_complete(struct ieee80211_hw *hw,
1222 enum ieee80211_reconfig_type reconfig_type)
1223 {
1224 struct rtw89_dev *rtwdev = hw->priv;
1225
1226 if (reconfig_type == IEEE80211_RECONFIG_TYPE_RESTART)
1227 rtw89_ser_recfg_done(rtwdev);
1228 }
1229
rtw89_ops_hw_scan(struct ieee80211_hw * hw,struct ieee80211_vif * vif,struct ieee80211_scan_request * req)1230 static int rtw89_ops_hw_scan(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
1231 struct ieee80211_scan_request *req)
1232 {
1233 struct rtw89_dev *rtwdev = hw->priv;
1234 struct rtw89_vif *rtwvif = vif_to_rtwvif(vif);
1235 struct rtw89_vif_link *rtwvif_link;
1236 int ret;
1237
1238 lockdep_assert_wiphy(hw->wiphy);
1239
1240 if (!RTW89_CHK_FW_FEATURE(SCAN_OFFLOAD, &rtwdev->fw))
1241 return 1;
1242
1243 if (rtwdev->scanning || rtwvif->offchan)
1244 return -EBUSY;
1245
1246 rtwvif_link = rtw89_get_designated_link(rtwvif);
1247 if (unlikely(!rtwvif_link)) {
1248 rtw89_err(rtwdev, "hw scan: find no designated link\n");
1249 return -ENOLINK;
1250 }
1251
1252 rtw89_leave_lps(rtwdev);
1253 rtw89_leave_ips_by_hwflags(rtwdev);
1254
1255 ret = rtw89_hw_scan_start(rtwdev, rtwvif_link, req);
1256 if (ret)
1257 return ret;
1258
1259 ret = rtw89_hw_scan_offload(rtwdev, rtwvif_link, true);
1260 if (ret) {
1261 rtw89_hw_scan_abort(rtwdev, rtwvif_link);
1262 rtw89_err(rtwdev, "HW scan failed with status: %d\n", ret);
1263 }
1264
1265 return ret;
1266 }
1267
rtw89_ops_cancel_hw_scan(struct ieee80211_hw * hw,struct ieee80211_vif * vif)1268 static void rtw89_ops_cancel_hw_scan(struct ieee80211_hw *hw,
1269 struct ieee80211_vif *vif)
1270 {
1271 struct rtw89_dev *rtwdev = hw->priv;
1272 struct rtw89_vif *rtwvif = vif_to_rtwvif(vif);
1273 struct rtw89_vif_link *rtwvif_link;
1274
1275 lockdep_assert_wiphy(hw->wiphy);
1276
1277 if (!RTW89_CHK_FW_FEATURE(SCAN_OFFLOAD, &rtwdev->fw))
1278 return;
1279
1280 if (!rtwdev->scanning)
1281 return;
1282
1283 rtwvif_link = rtw89_get_designated_link(rtwvif);
1284 if (unlikely(!rtwvif_link)) {
1285 rtw89_err(rtwdev, "cancel hw scan: find no designated link\n");
1286 return;
1287 }
1288
1289 rtw89_hw_scan_abort(rtwdev, rtwvif_link);
1290 }
1291
rtw89_ops_sta_rc_update(struct ieee80211_hw * hw,struct ieee80211_vif * vif,struct ieee80211_link_sta * link_sta,u32 changed)1292 static void rtw89_ops_sta_rc_update(struct ieee80211_hw *hw,
1293 struct ieee80211_vif *vif,
1294 struct ieee80211_link_sta *link_sta,
1295 u32 changed)
1296 {
1297 struct rtw89_sta *rtwsta = sta_to_rtwsta(link_sta->sta);
1298 struct rtw89_dev *rtwdev = hw->priv;
1299 struct rtw89_sta_link *rtwsta_link;
1300
1301 rtwsta_link = rtwsta->links[link_sta->link_id];
1302 if (unlikely(!rtwsta_link))
1303 return;
1304
1305 rtw89_phy_ra_update_sta_link(rtwdev, rtwsta_link, changed);
1306 }
1307
rtw89_ops_add_chanctx(struct ieee80211_hw * hw,struct ieee80211_chanctx_conf * ctx)1308 static int rtw89_ops_add_chanctx(struct ieee80211_hw *hw,
1309 struct ieee80211_chanctx_conf *ctx)
1310 {
1311 struct rtw89_dev *rtwdev = hw->priv;
1312
1313 lockdep_assert_wiphy(hw->wiphy);
1314
1315 return rtw89_chanctx_ops_add(rtwdev, ctx);
1316 }
1317
rtw89_ops_remove_chanctx(struct ieee80211_hw * hw,struct ieee80211_chanctx_conf * ctx)1318 static void rtw89_ops_remove_chanctx(struct ieee80211_hw *hw,
1319 struct ieee80211_chanctx_conf *ctx)
1320 {
1321 struct rtw89_dev *rtwdev = hw->priv;
1322
1323 lockdep_assert_wiphy(hw->wiphy);
1324
1325 rtw89_chanctx_ops_remove(rtwdev, ctx);
1326 }
1327
rtw89_ops_change_chanctx(struct ieee80211_hw * hw,struct ieee80211_chanctx_conf * ctx,u32 changed)1328 static void rtw89_ops_change_chanctx(struct ieee80211_hw *hw,
1329 struct ieee80211_chanctx_conf *ctx,
1330 u32 changed)
1331 {
1332 struct rtw89_dev *rtwdev = hw->priv;
1333
1334 lockdep_assert_wiphy(hw->wiphy);
1335
1336 rtw89_chanctx_ops_change(rtwdev, ctx, changed);
1337 }
1338
rtw89_ops_assign_vif_chanctx(struct ieee80211_hw * hw,struct ieee80211_vif * vif,struct ieee80211_bss_conf * link_conf,struct ieee80211_chanctx_conf * ctx)1339 static int rtw89_ops_assign_vif_chanctx(struct ieee80211_hw *hw,
1340 struct ieee80211_vif *vif,
1341 struct ieee80211_bss_conf *link_conf,
1342 struct ieee80211_chanctx_conf *ctx)
1343 {
1344 struct rtw89_dev *rtwdev = hw->priv;
1345 struct rtw89_vif *rtwvif = vif_to_rtwvif(vif);
1346 struct rtw89_vif_link *rtwvif_link;
1347
1348 lockdep_assert_wiphy(hw->wiphy);
1349
1350 rtwvif_link = rtwvif->links[link_conf->link_id];
1351 if (unlikely(!rtwvif_link)) {
1352 rtw89_err(rtwdev,
1353 "%s: rtwvif link (link_id %u) is not active\n",
1354 __func__, link_conf->link_id);
1355 return -ENOLINK;
1356 }
1357
1358 return rtw89_chanctx_ops_assign_vif(rtwdev, rtwvif_link, ctx);
1359 }
1360
rtw89_ops_unassign_vif_chanctx(struct ieee80211_hw * hw,struct ieee80211_vif * vif,struct ieee80211_bss_conf * link_conf,struct ieee80211_chanctx_conf * ctx)1361 static void rtw89_ops_unassign_vif_chanctx(struct ieee80211_hw *hw,
1362 struct ieee80211_vif *vif,
1363 struct ieee80211_bss_conf *link_conf,
1364 struct ieee80211_chanctx_conf *ctx)
1365 {
1366 struct rtw89_dev *rtwdev = hw->priv;
1367 struct rtw89_vif *rtwvif = vif_to_rtwvif(vif);
1368 struct rtw89_vif_link *rtwvif_link;
1369
1370 lockdep_assert_wiphy(hw->wiphy);
1371
1372 rtwvif_link = rtwvif->links[link_conf->link_id];
1373 if (unlikely(!rtwvif_link)) {
1374 rtw89_err(rtwdev,
1375 "%s: rtwvif link (link_id %u) is not active\n",
1376 __func__, link_conf->link_id);
1377 return;
1378 }
1379
1380 rtw89_chanctx_ops_unassign_vif(rtwdev, rtwvif_link, ctx);
1381 }
1382
1383 static
rtw89_ops_switch_vif_chanctx(struct ieee80211_hw * hw,struct ieee80211_vif_chanctx_switch * vifs,int n_vifs,enum ieee80211_chanctx_switch_mode mode)1384 int rtw89_ops_switch_vif_chanctx(struct ieee80211_hw *hw,
1385 struct ieee80211_vif_chanctx_switch *vifs,
1386 int n_vifs,
1387 enum ieee80211_chanctx_switch_mode mode)
1388 {
1389 struct rtw89_dev *rtwdev = hw->priv;
1390 bool replace;
1391 int ret;
1392 int i;
1393
1394 lockdep_assert_wiphy(hw->wiphy);
1395
1396 switch (mode) {
1397 case CHANCTX_SWMODE_REASSIGN_VIF:
1398 replace = false;
1399 break;
1400 case CHANCTX_SWMODE_SWAP_CONTEXTS:
1401 replace = true;
1402 break;
1403 default:
1404 return -EOPNOTSUPP;
1405 }
1406
1407 for (i = 0; i < n_vifs; i++) {
1408 struct ieee80211_vif_chanctx_switch *p = &vifs[i];
1409 struct ieee80211_bss_conf *link_conf = p->link_conf;
1410 struct rtw89_vif *rtwvif = vif_to_rtwvif(p->vif);
1411 struct rtw89_vif_link *rtwvif_link;
1412
1413 rtwvif_link = rtwvif->links[link_conf->link_id];
1414 if (unlikely(!rtwvif_link)) {
1415 rtw89_err(rtwdev,
1416 "%s: rtwvif link (link_id %u) is not active\n",
1417 __func__, link_conf->link_id);
1418 return -ENOLINK;
1419 }
1420
1421 ret = rtw89_chanctx_ops_reassign_vif(rtwdev, rtwvif_link,
1422 p->old_ctx, p->new_ctx,
1423 replace);
1424 if (ret)
1425 return ret;
1426 }
1427
1428 return 0;
1429 }
1430
rtw89_ops_channel_switch_beacon(struct ieee80211_hw * hw,struct ieee80211_vif * vif,struct cfg80211_chan_def * chandef)1431 static void rtw89_ops_channel_switch_beacon(struct ieee80211_hw *hw,
1432 struct ieee80211_vif *vif,
1433 struct cfg80211_chan_def *chandef)
1434 {
1435 struct rtw89_vif *rtwvif = vif_to_rtwvif(vif);
1436 struct rtw89_dev *rtwdev = hw->priv;
1437 struct rtw89_vif_link *rtwvif_link;
1438
1439 BUILD_BUG_ON(RTW89_MLD_NON_STA_LINK_NUM != 1);
1440
1441 rtwvif_link = rtw89_get_designated_link(rtwvif);
1442 if (unlikely(!rtwvif_link)) {
1443 rtw89_err(rtwdev, "chsw bcn: find no designated link\n");
1444 return;
1445 }
1446
1447 wiphy_delayed_work_queue(hw->wiphy, &rtwvif_link->csa_beacon_work, 0);
1448 }
1449
rtw89_ops_remain_on_channel(struct ieee80211_hw * hw,struct ieee80211_vif * vif,struct ieee80211_channel * chan,int duration,enum ieee80211_roc_type type)1450 static int rtw89_ops_remain_on_channel(struct ieee80211_hw *hw,
1451 struct ieee80211_vif *vif,
1452 struct ieee80211_channel *chan,
1453 int duration,
1454 enum ieee80211_roc_type type)
1455 {
1456 struct rtw89_dev *rtwdev = hw->priv;
1457 struct rtw89_vif *rtwvif = vif_to_rtwvif_safe(vif);
1458 struct rtw89_roc *roc = &rtwvif->roc;
1459
1460 lockdep_assert_wiphy(hw->wiphy);
1461
1462 if (!rtwvif)
1463 return -EINVAL;
1464
1465 if (roc->state != RTW89_ROC_IDLE) {
1466 return -EBUSY;
1467 }
1468
1469 if (rtwdev->scanning)
1470 rtw89_hw_scan_abort(rtwdev, rtwdev->scan_info.scanning_vif);
1471
1472 if (type == IEEE80211_ROC_TYPE_MGMT_TX)
1473 roc->state = RTW89_ROC_MGMT;
1474 else
1475 roc->state = RTW89_ROC_NORMAL;
1476
1477 roc->duration = duration;
1478 roc->chan = *chan;
1479 roc->type = type;
1480
1481 rtw89_roc_start(rtwdev, rtwvif);
1482
1483 return 0;
1484 }
1485
rtw89_ops_cancel_remain_on_channel(struct ieee80211_hw * hw,struct ieee80211_vif * vif)1486 static int rtw89_ops_cancel_remain_on_channel(struct ieee80211_hw *hw,
1487 struct ieee80211_vif *vif)
1488 {
1489 struct rtw89_dev *rtwdev = hw->priv;
1490 struct rtw89_vif *rtwvif = vif_to_rtwvif_safe(vif);
1491
1492 lockdep_assert_wiphy(hw->wiphy);
1493
1494 if (!rtwvif)
1495 return -EINVAL;
1496
1497 wiphy_delayed_work_cancel(hw->wiphy, &rtwvif->roc.roc_work);
1498
1499 rtw89_roc_end(rtwdev, rtwvif);
1500
1501 return 0;
1502 }
1503
rtw89_set_tid_config_iter(void * data,struct ieee80211_sta * sta)1504 static void rtw89_set_tid_config_iter(void *data, struct ieee80211_sta *sta)
1505 {
1506 struct cfg80211_tid_config *tid_config = data;
1507 struct rtw89_sta *rtwsta = sta_to_rtwsta(sta);
1508 struct rtw89_dev *rtwdev = rtwsta->rtwdev;
1509
1510 rtw89_core_set_tid_config(rtwdev, sta, tid_config);
1511 }
1512
rtw89_ops_set_tid_config(struct ieee80211_hw * hw,struct ieee80211_vif * vif,struct ieee80211_sta * sta,struct cfg80211_tid_config * tid_config)1513 static int rtw89_ops_set_tid_config(struct ieee80211_hw *hw,
1514 struct ieee80211_vif *vif,
1515 struct ieee80211_sta *sta,
1516 struct cfg80211_tid_config *tid_config)
1517 {
1518 struct rtw89_dev *rtwdev = hw->priv;
1519
1520 lockdep_assert_wiphy(hw->wiphy);
1521
1522 if (sta)
1523 rtw89_core_set_tid_config(rtwdev, sta, tid_config);
1524 else
1525 ieee80211_iterate_stations_atomic(rtwdev->hw,
1526 rtw89_set_tid_config_iter,
1527 tid_config);
1528
1529 return 0;
1530 }
1531
rtw89_can_work_on_links(struct rtw89_dev * rtwdev,struct ieee80211_vif * vif,u16 links)1532 static bool rtw89_can_work_on_links(struct rtw89_dev *rtwdev,
1533 struct ieee80211_vif *vif, u16 links)
1534 {
1535 struct rtw89_vif *rtwvif = vif_to_rtwvif(vif);
1536 u8 w = hweight16(links);
1537
1538 if (vif->type != NL80211_IFTYPE_STATION &&
1539 w > RTW89_MLD_NON_STA_LINK_NUM)
1540 return false;
1541
1542 return w <= rtwvif->links_inst_valid_num;
1543 }
1544
rtw89_ops_can_activate_links(struct ieee80211_hw * hw,struct ieee80211_vif * vif,u16 active_links)1545 static bool rtw89_ops_can_activate_links(struct ieee80211_hw *hw,
1546 struct ieee80211_vif *vif,
1547 u16 active_links)
1548 {
1549 struct rtw89_dev *rtwdev = hw->priv;
1550 struct rtw89_vif *rtwvif = vif_to_rtwvif(vif);
1551 u16 current_links = vif->active_links;
1552 struct rtw89_vif_ml_trans trans = {
1553 .mediate_links = current_links | active_links,
1554 .links_to_del = current_links & ~active_links,
1555 .links_to_add = active_links & ~current_links,
1556 };
1557
1558 lockdep_assert_wiphy(hw->wiphy);
1559
1560 if (!rtw89_can_work_on_links(rtwdev, vif, active_links))
1561 return false;
1562
1563 /*
1564 * Leave LPS at the beginning of ieee80211_set_active_links().
1565 * Because the entire process takes the same lock as our track
1566 * work, LPS will not enter during ieee80211_set_active_links().
1567 */
1568 rtw89_leave_lps(rtwdev);
1569
1570 rtwvif->ml_trans = trans;
1571
1572 return true;
1573 }
1574
__rtw89_ops_clr_vif_links(struct rtw89_dev * rtwdev,struct rtw89_vif * rtwvif,unsigned long clr_links)1575 static void __rtw89_ops_clr_vif_links(struct rtw89_dev *rtwdev,
1576 struct rtw89_vif *rtwvif,
1577 unsigned long clr_links)
1578 {
1579 struct rtw89_vif_link *rtwvif_link;
1580 unsigned int link_id;
1581
1582 for_each_set_bit(link_id, &clr_links, IEEE80211_MLD_MAX_NUM_LINKS) {
1583 rtwvif_link = rtwvif->links[link_id];
1584 if (unlikely(!rtwvif_link))
1585 continue;
1586
1587 __rtw89_ops_remove_iface_link(rtwdev, rtwvif_link);
1588
1589 rtw89_vif_unset_link(rtwvif, link_id);
1590 }
1591 }
1592
__rtw89_ops_set_vif_links(struct rtw89_dev * rtwdev,struct rtw89_vif * rtwvif,unsigned long set_links)1593 static int __rtw89_ops_set_vif_links(struct rtw89_dev *rtwdev,
1594 struct rtw89_vif *rtwvif,
1595 unsigned long set_links)
1596 {
1597 struct rtw89_vif_link *rtwvif_link;
1598 unsigned int link_id;
1599 int ret;
1600
1601 for_each_set_bit(link_id, &set_links, IEEE80211_MLD_MAX_NUM_LINKS) {
1602 rtwvif_link = rtw89_vif_set_link(rtwvif, link_id);
1603 if (!rtwvif_link)
1604 return -EINVAL;
1605
1606 ret = __rtw89_ops_add_iface_link(rtwdev, rtwvif_link);
1607 if (ret) {
1608 rtw89_err(rtwdev, "%s: failed to add iface (link id %u)\n",
1609 __func__, link_id);
1610 return ret;
1611 }
1612 }
1613
1614 return 0;
1615 }
1616
rtw89_vif_update_fw_links(struct rtw89_dev * rtwdev,struct rtw89_vif * rtwvif,u16 current_links,bool en)1617 static void rtw89_vif_update_fw_links(struct rtw89_dev *rtwdev,
1618 struct rtw89_vif *rtwvif,
1619 u16 current_links, bool en)
1620 {
1621 struct rtw89_vif_ml_trans *trans = &rtwvif->ml_trans;
1622 struct rtw89_vif_link *rtwvif_link;
1623 unsigned int link_id;
1624 unsigned long links;
1625
1626 /* Do follow-up when all updating links exist. */
1627 if (current_links != trans->mediate_links)
1628 return;
1629
1630 if (en)
1631 links = trans->links_to_add;
1632 else
1633 links = trans->links_to_del;
1634
1635 for_each_set_bit(link_id, &links, IEEE80211_MLD_MAX_NUM_LINKS) {
1636 rtwvif_link = rtwvif->links[link_id];
1637 if (unlikely(!rtwvif_link))
1638 continue;
1639
1640 rtw89_fw_h2c_mlo_link_cfg(rtwdev, rtwvif_link, en);
1641 }
1642 }
1643
1644 static
rtw89_ops_change_vif_links(struct ieee80211_hw * hw,struct ieee80211_vif * vif,u16 old_links,u16 new_links,struct ieee80211_bss_conf * old[IEEE80211_MLD_MAX_NUM_LINKS])1645 int rtw89_ops_change_vif_links(struct ieee80211_hw *hw,
1646 struct ieee80211_vif *vif,
1647 u16 old_links, u16 new_links,
1648 struct ieee80211_bss_conf *old[IEEE80211_MLD_MAX_NUM_LINKS])
1649 {
1650 struct rtw89_dev *rtwdev = hw->priv;
1651 struct rtw89_vif *rtwvif = vif_to_rtwvif(vif);
1652 unsigned long clr_links = old_links & ~new_links;
1653 unsigned long set_links = new_links & ~old_links;
1654 bool removing_links = !old_links || clr_links;
1655 struct rtw89_link_conf_container *snap;
1656 int ret = 0;
1657 int i;
1658
1659 lockdep_assert_wiphy(hw->wiphy);
1660
1661 rtw89_debug(rtwdev, RTW89_DBG_STATE,
1662 "%s: old_links (0x%08x) -> new_links (0x%08x)\n",
1663 __func__, old_links, new_links);
1664
1665 if (!rtw89_can_work_on_links(rtwdev, vif, new_links))
1666 return -EOPNOTSUPP;
1667
1668 if (removing_links) {
1669 snap = kzalloc_obj(*snap);
1670 if (!snap)
1671 return -ENOMEM;
1672
1673 for (i = 0; i < ARRAY_SIZE(snap->link_conf); i++)
1674 snap->link_conf[i] = old[i];
1675
1676 rcu_assign_pointer(rtwvif->snap_link_confs, snap);
1677 }
1678
1679 /* might depend on @snap; don't change order */
1680 rtw89_leave_ips_by_hwflags(rtwdev);
1681
1682 if (rtwdev->scanning)
1683 rtw89_hw_scan_abort(rtwdev, rtwdev->scan_info.scanning_vif);
1684
1685 rtw89_vif_update_fw_links(rtwdev, rtwvif, old_links, true);
1686
1687 if (!old_links)
1688 __rtw89_ops_clr_vif_links(rtwdev, rtwvif,
1689 BIT(RTW89_VIF_IDLE_LINK_ID));
1690 else if (clr_links)
1691 __rtw89_ops_clr_vif_links(rtwdev, rtwvif, clr_links);
1692
1693 if (removing_links) {
1694 /* @snap is required if and only if during removing links.
1695 * However, it's done here. So, cleanup @snap immediately.
1696 */
1697 rcu_assign_pointer(rtwvif->snap_link_confs, NULL);
1698
1699 /* The pointers in @old will free after this function return,
1700 * so synchronously wait for all readers of snap to be done.
1701 */
1702 synchronize_rcu();
1703 kfree(snap);
1704 }
1705
1706 if (set_links) {
1707 ret = __rtw89_ops_set_vif_links(rtwdev, rtwvif, set_links);
1708 if (ret)
1709 __rtw89_ops_clr_vif_links(rtwdev, rtwvif, set_links);
1710 } else if (!new_links) {
1711 ret = __rtw89_ops_set_vif_links(rtwdev, rtwvif,
1712 BIT(RTW89_VIF_IDLE_LINK_ID));
1713 if (ret)
1714 __rtw89_ops_clr_vif_links(rtwdev, rtwvif,
1715 BIT(RTW89_VIF_IDLE_LINK_ID));
1716 }
1717
1718 if (!ret)
1719 rtw89_vif_update_fw_links(rtwdev, rtwvif, new_links, false);
1720
1721 rtw89_enter_ips_by_hwflags(rtwdev);
1722 return ret;
1723 }
1724
__rtw89_ops_clr_sta_links(struct rtw89_dev * rtwdev,struct rtw89_sta * rtwsta,unsigned long clr_links)1725 static void __rtw89_ops_clr_sta_links(struct rtw89_dev *rtwdev,
1726 struct rtw89_sta *rtwsta,
1727 unsigned long clr_links)
1728 {
1729 struct rtw89_vif_link *rtwvif_link;
1730 struct rtw89_sta_link *rtwsta_link;
1731 unsigned int link_id;
1732
1733 for_each_set_bit(link_id, &clr_links, IEEE80211_MLD_MAX_NUM_LINKS) {
1734 rtwsta_link = rtwsta->links[link_id];
1735 if (unlikely(!rtwsta_link))
1736 continue;
1737
1738 rtwvif_link = rtwsta_link->rtwvif_link;
1739
1740 rtw89_core_sta_link_disassoc(rtwdev, rtwvif_link, rtwsta_link);
1741 rtw89_core_sta_link_disconnect(rtwdev, rtwvif_link, rtwsta_link);
1742 rtw89_core_sta_link_remove(rtwdev, rtwvif_link, rtwsta_link);
1743
1744 rtw89_sta_unset_link(rtwsta, link_id);
1745 }
1746 }
1747
__rtw89_ops_set_sta_links(struct rtw89_dev * rtwdev,struct rtw89_sta * rtwsta,unsigned long set_links)1748 static int __rtw89_ops_set_sta_links(struct rtw89_dev *rtwdev,
1749 struct rtw89_sta *rtwsta,
1750 unsigned long set_links)
1751 {
1752 struct rtw89_vif_link *rtwvif_link;
1753 struct rtw89_sta_link *rtwsta_link;
1754 unsigned int link_id;
1755 u8 sec_cam_idx;
1756 int ret;
1757
1758 for_each_set_bit(link_id, &set_links, IEEE80211_MLD_MAX_NUM_LINKS) {
1759 rtwsta_link = rtw89_sta_set_link(rtwsta, link_id);
1760 if (!rtwsta_link)
1761 return -EINVAL;
1762
1763 rtwvif_link = rtwsta_link->rtwvif_link;
1764
1765 ret = rtw89_core_sta_link_add(rtwdev, rtwvif_link, rtwsta_link);
1766 if (ret) {
1767 rtw89_err(rtwdev, "%s: failed to add sta (link id %u)\n",
1768 __func__, link_id);
1769 return ret;
1770 }
1771
1772 rtw89_vif_type_mapping(rtwvif_link, true);
1773
1774 ret = rtw89_core_sta_link_assoc(rtwdev, rtwvif_link, rtwsta_link);
1775 if (ret) {
1776 rtw89_err(rtwdev, "%s: failed to assoc sta (link id %u)\n",
1777 __func__, link_id);
1778 return ret;
1779 }
1780
1781 __rtw89_ops_bss_link_assoc(rtwdev, rtwvif_link);
1782
1783 for_each_set_bit(sec_cam_idx, rtwsta->pairwise_sec_cam_map,
1784 RTW89_MAX_SEC_CAM_NUM) {
1785 ret = rtw89_cam_attach_link_sec_cam(rtwdev,
1786 rtwvif_link,
1787 rtwsta_link,
1788 sec_cam_idx);
1789 if (ret) {
1790 rtw89_err(rtwdev,
1791 "%s: failed to apply pairwise key (link id %u)\n",
1792 __func__, link_id);
1793 return ret;
1794 }
1795 }
1796 }
1797
1798 return 0;
1799 }
1800
1801 static
rtw89_ops_change_sta_links(struct ieee80211_hw * hw,struct ieee80211_vif * vif,struct ieee80211_sta * sta,u16 old_links,u16 new_links)1802 int rtw89_ops_change_sta_links(struct ieee80211_hw *hw,
1803 struct ieee80211_vif *vif,
1804 struct ieee80211_sta *sta,
1805 u16 old_links, u16 new_links)
1806 {
1807 struct rtw89_dev *rtwdev = hw->priv;
1808 struct rtw89_sta *rtwsta = sta_to_rtwsta(sta);
1809 unsigned long clr_links = old_links & ~new_links;
1810 unsigned long set_links = new_links & ~old_links;
1811 int ret = 0;
1812
1813 lockdep_assert_wiphy(hw->wiphy);
1814
1815 rtw89_debug(rtwdev, RTW89_DBG_STATE,
1816 "%s: old_links (0x%08x) -> new_links (0x%08x)\n",
1817 __func__, old_links, new_links);
1818
1819 if (!rtw89_can_work_on_links(rtwdev, vif, new_links))
1820 return -EOPNOTSUPP;
1821
1822 rtw89_leave_ps_mode(rtwdev);
1823
1824 if (clr_links)
1825 __rtw89_ops_clr_sta_links(rtwdev, rtwsta, clr_links);
1826
1827 if (set_links) {
1828 ret = __rtw89_ops_set_sta_links(rtwdev, rtwsta, set_links);
1829 if (ret)
1830 __rtw89_ops_clr_sta_links(rtwdev, rtwsta, set_links);
1831 }
1832
1833 return ret;
1834 }
1835
1836 #ifdef CONFIG_PM
rtw89_ops_suspend(struct ieee80211_hw * hw,struct cfg80211_wowlan * wowlan)1837 static int rtw89_ops_suspend(struct ieee80211_hw *hw,
1838 struct cfg80211_wowlan *wowlan)
1839 {
1840 struct rtw89_dev *rtwdev = hw->priv;
1841 int ret;
1842
1843 lockdep_assert_wiphy(hw->wiphy);
1844
1845 set_bit(RTW89_FLAG_FORBIDDEN_TRACK_WORK, rtwdev->flags);
1846 wiphy_delayed_work_cancel(hw->wiphy, &rtwdev->track_work);
1847 wiphy_delayed_work_cancel(hw->wiphy, &rtwdev->track_ps_work);
1848
1849 ret = rtw89_wow_suspend(rtwdev, wowlan);
1850 if (ret) {
1851 rtw89_warn(rtwdev, "failed to suspend for wow %d\n", ret);
1852 clear_bit(RTW89_FLAG_FORBIDDEN_TRACK_WORK, rtwdev->flags);
1853 return 1;
1854 }
1855
1856 return 0;
1857 }
1858
rtw89_ops_resume(struct ieee80211_hw * hw)1859 static int rtw89_ops_resume(struct ieee80211_hw *hw)
1860 {
1861 struct rtw89_dev *rtwdev = hw->priv;
1862 int ret;
1863
1864 lockdep_assert_wiphy(hw->wiphy);
1865
1866 ret = rtw89_wow_resume(rtwdev);
1867 if (ret)
1868 rtw89_warn(rtwdev, "failed to resume for wow %d\n", ret);
1869
1870 clear_bit(RTW89_FLAG_FORBIDDEN_TRACK_WORK, rtwdev->flags);
1871 wiphy_delayed_work_queue(hw->wiphy, &rtwdev->track_work,
1872 RTW89_TRACK_WORK_PERIOD);
1873 wiphy_delayed_work_queue(hw->wiphy, &rtwdev->track_ps_work,
1874 RTW89_TRACK_PS_WORK_PERIOD);
1875
1876 return ret ? 1 : 0;
1877 }
1878
rtw89_ops_set_wakeup(struct ieee80211_hw * hw,bool enabled)1879 static void rtw89_ops_set_wakeup(struct ieee80211_hw *hw, bool enabled)
1880 {
1881 struct rtw89_dev *rtwdev = hw->priv;
1882
1883 device_set_wakeup_enable(rtwdev->dev, enabled);
1884 }
1885
rtw89_set_rekey_data(struct ieee80211_hw * hw,struct ieee80211_vif * vif,struct cfg80211_gtk_rekey_data * data)1886 static void rtw89_set_rekey_data(struct ieee80211_hw *hw,
1887 struct ieee80211_vif *vif,
1888 struct cfg80211_gtk_rekey_data *data)
1889 {
1890 struct rtw89_dev *rtwdev = hw->priv;
1891 struct rtw89_wow_param *rtw_wow = &rtwdev->wow;
1892 struct rtw89_wow_gtk_info *gtk_info = &rtw_wow->gtk_info;
1893
1894 lockdep_assert_wiphy(hw->wiphy);
1895
1896 if (data->kek_len > sizeof(gtk_info->kek) ||
1897 data->kck_len > sizeof(gtk_info->kck)) {
1898 rtw89_warn(rtwdev, "kek or kck length over fw limit\n");
1899 return;
1900 }
1901
1902 memcpy(gtk_info->kek, data->kek, data->kek_len);
1903 memcpy(gtk_info->kck, data->kck, data->kck_len);
1904 }
1905 #endif
1906
rtw89_ops_get_survey(struct ieee80211_hw * hw,int idx,struct survey_info * survey)1907 static int rtw89_ops_get_survey(struct ieee80211_hw *hw, int idx,
1908 struct survey_info *survey)
1909 {
1910 struct ieee80211_conf *conf = &hw->conf;
1911 struct rtw89_dev *rtwdev = hw->priv;
1912 struct rtw89_bb_ctx *bb;
1913
1914 if (idx == 0) {
1915 survey->channel = conf->chandef.chan;
1916 survey->filled = SURVEY_INFO_NOISE_DBM;
1917 survey->noise = RTW89_NOISE_DEFAULT;
1918
1919 return 0;
1920 }
1921
1922 rtw89_for_each_active_bb(rtwdev, bb) {
1923 struct rtw89_env_monitor_info *env = &bb->env_monitor;
1924 struct rtw89_nhm_report *rpt;
1925
1926 rpt = list_first_entry_or_null(&env->nhm_rpt_list, typeof(*rpt), list);
1927 if (!rpt)
1928 continue;
1929
1930 survey->filled = SURVEY_INFO_NOISE_DBM;
1931 survey->noise = rpt->noise - MAX_RSSI;
1932 survey->channel = rpt->channel;
1933 list_del_init(&rpt->list);
1934
1935 return 0;
1936 }
1937
1938 return -EINVAL;
1939 }
1940
rtw89_ops_rfkill_poll(struct ieee80211_hw * hw)1941 static void rtw89_ops_rfkill_poll(struct ieee80211_hw *hw)
1942 {
1943 struct rtw89_dev *rtwdev = hw->priv;
1944
1945 lockdep_assert_wiphy(hw->wiphy);
1946
1947 /* wl_disable GPIO get floating when entering LPS */
1948 if (test_bit(RTW89_FLAG_RUNNING, rtwdev->flags))
1949 return;
1950
1951 rtw89_core_rfkill_poll(rtwdev, false);
1952 }
1953
1954 const struct ieee80211_ops rtw89_ops = {
1955 .tx = rtw89_ops_tx,
1956 .wake_tx_queue = rtw89_ops_wake_tx_queue,
1957 .start = rtw89_ops_start,
1958 .stop = rtw89_ops_stop,
1959 .config = rtw89_ops_config,
1960 .add_interface = rtw89_ops_add_interface,
1961 .change_interface = rtw89_ops_change_interface,
1962 .remove_interface = rtw89_ops_remove_interface,
1963 .configure_filter = rtw89_ops_configure_filter,
1964 .vif_cfg_changed = rtw89_ops_vif_cfg_changed,
1965 .link_info_changed = rtw89_ops_link_info_changed,
1966 .start_ap = rtw89_ops_start_ap,
1967 .stop_ap = rtw89_ops_stop_ap,
1968 .set_tim = rtw89_ops_set_tim,
1969 .conf_tx = rtw89_ops_conf_tx,
1970 .sta_state = rtw89_ops_sta_state,
1971 .set_key = rtw89_ops_set_key,
1972 .ampdu_action = rtw89_ops_ampdu_action,
1973 .get_survey = rtw89_ops_get_survey,
1974 .set_rts_threshold = rtw89_ops_set_rts_threshold,
1975 .sta_statistics = rtw89_ops_sta_statistics,
1976 .flush = rtw89_ops_flush,
1977 .set_bitrate_mask = rtw89_ops_set_bitrate_mask,
1978 .set_antenna = rtw89_ops_set_antenna,
1979 .get_antenna = rtw89_ops_get_antenna,
1980 .sw_scan_start = rtw89_ops_sw_scan_start,
1981 .sw_scan_complete = rtw89_ops_sw_scan_complete,
1982 .reconfig_complete = rtw89_ops_reconfig_complete,
1983 .hw_scan = rtw89_ops_hw_scan,
1984 .cancel_hw_scan = rtw89_ops_cancel_hw_scan,
1985 .add_chanctx = rtw89_ops_add_chanctx,
1986 .remove_chanctx = rtw89_ops_remove_chanctx,
1987 .change_chanctx = rtw89_ops_change_chanctx,
1988 .assign_vif_chanctx = rtw89_ops_assign_vif_chanctx,
1989 .unassign_vif_chanctx = rtw89_ops_unassign_vif_chanctx,
1990 .switch_vif_chanctx = rtw89_ops_switch_vif_chanctx,
1991 .channel_switch_beacon = rtw89_ops_channel_switch_beacon,
1992 .remain_on_channel = rtw89_ops_remain_on_channel,
1993 .cancel_remain_on_channel = rtw89_ops_cancel_remain_on_channel,
1994 .set_sar_specs = rtw89_ops_set_sar_specs,
1995 .link_sta_rc_update = rtw89_ops_sta_rc_update,
1996 .set_tid_config = rtw89_ops_set_tid_config,
1997 .can_activate_links = rtw89_ops_can_activate_links,
1998 .change_vif_links = rtw89_ops_change_vif_links,
1999 .change_sta_links = rtw89_ops_change_sta_links,
2000 #ifdef CONFIG_PM
2001 .suspend = rtw89_ops_suspend,
2002 .resume = rtw89_ops_resume,
2003 .set_wakeup = rtw89_ops_set_wakeup,
2004 .set_rekey_data = rtw89_set_rekey_data,
2005 #endif
2006 .rfkill_poll = rtw89_ops_rfkill_poll,
2007 };
2008 EXPORT_SYMBOL(rtw89_ops);
2009