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
131 rcu_read_lock();
132
133 bss_conf = rtw89_vif_rcu_dereference_link(rtwvif_link, true);
134 ether_addr_copy(rtwvif_link->mac_addr, bss_conf->addr);
135
136 rcu_read_unlock();
137
138 ret = rtw89_mac_add_vif(rtwdev, rtwvif_link);
139 if (ret)
140 return ret;
141
142 rtw89_btc_ntfy_role_info(rtwdev, rtwvif_link, NULL, BTC_ROLE_START);
143 return 0;
144 }
145
__rtw89_ops_remove_iface_link(struct rtw89_dev * rtwdev,struct rtw89_vif_link * rtwvif_link)146 static void __rtw89_ops_remove_iface_link(struct rtw89_dev *rtwdev,
147 struct rtw89_vif_link *rtwvif_link)
148 {
149 lockdep_assert_wiphy(rtwdev->hw->wiphy);
150
151 wiphy_work_cancel(rtwdev->hw->wiphy, &rtwvif_link->update_beacon_work);
152 wiphy_delayed_work_cancel(rtwdev->hw->wiphy, &rtwvif_link->csa_beacon_work);
153 wiphy_delayed_work_cancel(rtwdev->hw->wiphy,
154 &rtwvif_link->mcc_gc_detect_beacon_work);
155
156 rtw89_p2p_noa_once_deinit(rtwvif_link);
157
158 rtw89_leave_ps_mode(rtwdev);
159
160 rtw89_btc_ntfy_role_info(rtwdev, rtwvif_link, NULL, BTC_ROLE_STOP);
161
162 rtw89_mac_remove_vif(rtwdev, rtwvif_link);
163 }
164
rtw89_ops_add_interface(struct ieee80211_hw * hw,struct ieee80211_vif * vif)165 static int rtw89_ops_add_interface(struct ieee80211_hw *hw,
166 struct ieee80211_vif *vif)
167 {
168 struct rtw89_dev *rtwdev = hw->priv;
169 struct rtw89_vif *rtwvif = vif_to_rtwvif(vif);
170 struct rtw89_vif_link *rtwvif_link;
171 u8 mac_id, port;
172 int ret = 0;
173
174 lockdep_assert_wiphy(hw->wiphy);
175
176 rtw89_debug(rtwdev, RTW89_DBG_STATE, "add vif %pM type %d, p2p %d\n",
177 vif->addr, vif->type, vif->p2p);
178
179 rtw89_leave_ips_by_hwflags(rtwdev);
180
181 if (RTW89_CHK_FW_FEATURE(BEACON_FILTER, &rtwdev->fw))
182 vif->driver_flags |= IEEE80211_VIF_BEACON_FILTER |
183 IEEE80211_VIF_SUPPORTS_CQM_RSSI;
184
185 mac_id = rtw89_acquire_mac_id(rtwdev);
186 if (mac_id == RTW89_MAX_MAC_ID_NUM)
187 return -ENOSPC;
188
189 port = rtw89_core_acquire_bit_map(rtwdev->hw_port, RTW89_PORT_NUM);
190 if (port == RTW89_PORT_NUM) {
191 ret = -ENOSPC;
192 goto release_macid;
193 }
194
195 rtw89_init_vif(rtwdev, rtwvif, mac_id, port);
196
197 rtw89_core_txq_init(rtwdev, vif->txq);
198
199 if (!rtw89_rtwvif_in_list(rtwdev, rtwvif)) {
200 list_add_tail(&rtwvif->list, &rtwdev->rtwvifs_list);
201 INIT_LIST_HEAD(&rtwvif->mgnt_entry);
202 INIT_LIST_HEAD(&rtwvif->dlink_pool);
203 }
204
205 ether_addr_copy(rtwvif->mac_addr, vif->addr);
206
207 rtwvif->offchan = false;
208 rtwvif->roc.state = RTW89_ROC_IDLE;
209 wiphy_delayed_work_init(&rtwvif->roc.roc_work, rtw89_roc_work);
210
211 rtw89_traffic_stats_init(rtwdev, &rtwvif->stats);
212
213 rtwvif_link = rtw89_vif_set_link(rtwvif, RTW89_VIF_IDLE_LINK_ID);
214 if (!rtwvif_link) {
215 ret = -EINVAL;
216 goto release_port;
217 }
218
219 ret = __rtw89_ops_add_iface_link(rtwdev, rtwvif_link);
220 if (ret)
221 goto unset_link;
222
223 rtw89_recalc_lps(rtwdev);
224 return 0;
225
226 unset_link:
227 rtw89_vif_unset_link(rtwvif, RTW89_VIF_IDLE_LINK_ID);
228 release_port:
229 list_del_init(&rtwvif->list);
230 rtw89_core_release_bit_map(rtwdev->hw_port, port);
231 release_macid:
232 rtw89_release_mac_id(rtwdev, mac_id);
233
234 return ret;
235 }
236
rtw89_ops_remove_interface(struct ieee80211_hw * hw,struct ieee80211_vif * vif)237 static void rtw89_ops_remove_interface(struct ieee80211_hw *hw,
238 struct ieee80211_vif *vif)
239 {
240 struct rtw89_dev *rtwdev = hw->priv;
241 struct rtw89_vif *rtwvif = vif_to_rtwvif(vif);
242 u8 macid = rtw89_vif_get_main_macid(rtwvif);
243 u8 port = rtw89_vif_get_main_port(rtwvif);
244 struct rtw89_vif_link *rtwvif_link;
245
246 lockdep_assert_wiphy(hw->wiphy);
247
248 rtw89_debug(rtwdev, RTW89_DBG_STATE, "remove vif %pM type %d p2p %d\n",
249 vif->addr, vif->type, vif->p2p);
250
251 wiphy_delayed_work_cancel(hw->wiphy, &rtwvif->roc.roc_work);
252
253 rtwvif_link = rtwvif->links[RTW89_VIF_IDLE_LINK_ID];
254 if (unlikely(!rtwvif_link)) {
255 rtw89_err(rtwdev,
256 "%s: rtwvif link (link_id %u) is not active\n",
257 __func__, RTW89_VIF_IDLE_LINK_ID);
258 goto bottom;
259 }
260
261 __rtw89_ops_remove_iface_link(rtwdev, rtwvif_link);
262
263 rtw89_vif_unset_link(rtwvif, RTW89_VIF_IDLE_LINK_ID);
264
265 bottom:
266 list_del_init(&rtwvif->list);
267 rtw89_core_release_bit_map(rtwdev->hw_port, port);
268 rtw89_release_mac_id(rtwdev, macid);
269
270 rtw89_recalc_lps(rtwdev);
271 rtw89_enter_ips_by_hwflags(rtwdev);
272 }
273
rtw89_ops_change_interface(struct ieee80211_hw * hw,struct ieee80211_vif * vif,enum nl80211_iftype type,bool p2p)274 static int rtw89_ops_change_interface(struct ieee80211_hw *hw,
275 struct ieee80211_vif *vif,
276 enum nl80211_iftype type, bool p2p)
277 {
278 struct rtw89_dev *rtwdev = hw->priv;
279 int ret;
280
281 set_bit(RTW89_FLAG_CHANGING_INTERFACE, rtwdev->flags);
282
283 rtw89_debug(rtwdev, RTW89_DBG_STATE, "change vif %pM (%d)->(%d), p2p (%d)->(%d)\n",
284 vif->addr, vif->type, type, vif->p2p, p2p);
285
286 rtw89_ops_remove_interface(hw, vif);
287
288 vif->type = type;
289 vif->p2p = p2p;
290
291 ret = rtw89_ops_add_interface(hw, vif);
292 if (ret)
293 rtw89_warn(rtwdev, "failed to change interface %d\n", ret);
294
295 clear_bit(RTW89_FLAG_CHANGING_INTERFACE, rtwdev->flags);
296
297 return ret;
298 }
299
rtw89_ops_configure_filter(struct ieee80211_hw * hw,unsigned int changed_flags,unsigned int * new_flags,u64 multicast)300 static void rtw89_ops_configure_filter(struct ieee80211_hw *hw,
301 unsigned int changed_flags,
302 unsigned int *new_flags,
303 u64 multicast)
304 {
305 struct rtw89_dev *rtwdev = hw->priv;
306 const struct rtw89_mac_gen_def *mac = rtwdev->chip->mac_def;
307 u32 rx_fltr;
308
309 lockdep_assert_wiphy(hw->wiphy);
310
311 rtw89_leave_ps_mode(rtwdev);
312
313 *new_flags &= FIF_ALLMULTI | FIF_OTHER_BSS | FIF_FCSFAIL |
314 FIF_BCN_PRBRESP_PROMISC | FIF_PROBE_REQ;
315
316 if (changed_flags & FIF_ALLMULTI) {
317 if (*new_flags & FIF_ALLMULTI)
318 rtwdev->hal.rx_fltr &= ~B_AX_A_MC;
319 else
320 rtwdev->hal.rx_fltr |= B_AX_A_MC;
321 }
322 if (changed_flags & FIF_FCSFAIL) {
323 if (*new_flags & FIF_FCSFAIL)
324 rtwdev->hal.rx_fltr |= B_AX_A_CRC32_ERR;
325 else
326 rtwdev->hal.rx_fltr &= ~B_AX_A_CRC32_ERR;
327 }
328 if (changed_flags & FIF_OTHER_BSS) {
329 if (*new_flags & FIF_OTHER_BSS)
330 rtwdev->hal.rx_fltr &= ~B_AX_A_A1_MATCH;
331 else
332 rtwdev->hal.rx_fltr |= B_AX_A_A1_MATCH;
333 }
334 if (changed_flags & FIF_BCN_PRBRESP_PROMISC) {
335 if (*new_flags & FIF_BCN_PRBRESP_PROMISC) {
336 rtwdev->hal.rx_fltr &= ~B_AX_A_BCN_CHK_EN;
337 rtwdev->hal.rx_fltr &= ~B_AX_A_BC;
338 rtwdev->hal.rx_fltr &= ~B_AX_A_A1_MATCH;
339 } else {
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 }
344 }
345 if (changed_flags & FIF_PROBE_REQ) {
346 if (*new_flags & FIF_PROBE_REQ) {
347 rtwdev->hal.rx_fltr &= ~B_AX_A_BC_CAM_MATCH;
348 rtwdev->hal.rx_fltr &= ~B_AX_A_UC_CAM_MATCH;
349 } else {
350 rtwdev->hal.rx_fltr |= B_AX_A_BC_CAM_MATCH;
351 rtwdev->hal.rx_fltr |= B_AX_A_UC_CAM_MATCH;
352 }
353 }
354
355 rx_fltr = rtwdev->hal.rx_fltr;
356
357 /* mac80211 doesn't configure filter when HW scan, driver need to
358 * set by itself. However, during P2P scan might have configure
359 * filter to overwrite filter that HW scan needed, so we need to
360 * check scan and append related filter
361 */
362 if (rtwdev->scanning) {
363 rx_fltr &= ~B_AX_A_BCN_CHK_EN;
364 rx_fltr &= ~B_AX_A_BC;
365 rx_fltr &= ~B_AX_A_A1_MATCH;
366 }
367
368 rtw89_write32_mask(rtwdev,
369 rtw89_mac_reg_by_idx(rtwdev, mac->rx_fltr, RTW89_MAC_0),
370 B_AX_RX_FLTR_CFG_MASK,
371 rx_fltr);
372 if (!rtwdev->dbcc_en)
373 return;
374 rtw89_write32_mask(rtwdev,
375 rtw89_mac_reg_by_idx(rtwdev, mac->rx_fltr, RTW89_MAC_1),
376 B_AX_RX_FLTR_CFG_MASK,
377 rx_fltr);
378 }
379
380 static const u8 ac_to_fw_idx[IEEE80211_NUM_ACS] = {
381 [IEEE80211_AC_VO] = 3,
382 [IEEE80211_AC_VI] = 2,
383 [IEEE80211_AC_BE] = 0,
384 [IEEE80211_AC_BK] = 1,
385 };
386
rtw89_aifsn_to_aifs(struct rtw89_dev * rtwdev,struct rtw89_vif_link * rtwvif_link,u8 aifsn)387 static u8 rtw89_aifsn_to_aifs(struct rtw89_dev *rtwdev,
388 struct rtw89_vif_link *rtwvif_link, u8 aifsn)
389 {
390 const struct rtw89_chan *chan = rtw89_chan_get(rtwdev,
391 rtwvif_link->chanctx_idx);
392 struct ieee80211_bss_conf *bss_conf;
393 u8 slot_time;
394 u8 sifs;
395
396 rcu_read_lock();
397
398 bss_conf = rtw89_vif_rcu_dereference_link(rtwvif_link, true);
399 slot_time = bss_conf->use_short_slot ? 9 : 20;
400
401 rcu_read_unlock();
402
403 sifs = chan->band_type == RTW89_BAND_2G ? 10 : 16;
404
405 return aifsn * slot_time + sifs;
406 }
407
____rtw89_conf_tx_edca(struct rtw89_dev * rtwdev,struct rtw89_vif_link * rtwvif_link,u16 ac)408 static void ____rtw89_conf_tx_edca(struct rtw89_dev *rtwdev,
409 struct rtw89_vif_link *rtwvif_link, u16 ac)
410 {
411 struct ieee80211_tx_queue_params *params = &rtwvif_link->tx_params[ac];
412 u32 val;
413 u8 ecw_max, ecw_min;
414 u8 aifs;
415
416 /* 2^ecw - 1 = cw; ecw = log2(cw + 1) */
417 ecw_max = ilog2(params->cw_max + 1);
418 ecw_min = ilog2(params->cw_min + 1);
419 aifs = rtw89_aifsn_to_aifs(rtwdev, rtwvif_link, params->aifs);
420 val = FIELD_PREP(FW_EDCA_PARAM_TXOPLMT_MSK, params->txop) |
421 FIELD_PREP(FW_EDCA_PARAM_CWMAX_MSK, ecw_max) |
422 FIELD_PREP(FW_EDCA_PARAM_CWMIN_MSK, ecw_min) |
423 FIELD_PREP(FW_EDCA_PARAM_AIFS_MSK, aifs);
424 rtw89_fw_h2c_set_edca(rtwdev, rtwvif_link, ac_to_fw_idx[ac], val);
425 }
426
427 #define R_MUEDCA_ACS_PARAM(acs) {R_AX_MUEDCA_ ## acs ## _PARAM_0, \
428 R_BE_MUEDCA_ ## acs ## _PARAM_0}
429
430 static const u32 ac_to_mu_edca_param[IEEE80211_NUM_ACS][RTW89_CHIP_GEN_NUM] = {
431 [IEEE80211_AC_VO] = R_MUEDCA_ACS_PARAM(VO),
432 [IEEE80211_AC_VI] = R_MUEDCA_ACS_PARAM(VI),
433 [IEEE80211_AC_BE] = R_MUEDCA_ACS_PARAM(BE),
434 [IEEE80211_AC_BK] = R_MUEDCA_ACS_PARAM(BK),
435 };
436
____rtw89_conf_tx_mu_edca(struct rtw89_dev * rtwdev,struct rtw89_vif_link * rtwvif_link,u16 ac)437 static void ____rtw89_conf_tx_mu_edca(struct rtw89_dev *rtwdev,
438 struct rtw89_vif_link *rtwvif_link, u16 ac)
439 {
440 struct ieee80211_tx_queue_params *params = &rtwvif_link->tx_params[ac];
441 struct ieee80211_he_mu_edca_param_ac_rec *mu_edca;
442 int gen = rtwdev->chip->chip_gen;
443 u8 aifs, aifsn;
444 u16 timer_32us;
445 u32 reg;
446 u32 val;
447
448 if (!params->mu_edca)
449 return;
450
451 mu_edca = ¶ms->mu_edca_param_rec;
452 aifsn = FIELD_GET(GENMASK(3, 0), mu_edca->aifsn);
453 aifs = aifsn ? rtw89_aifsn_to_aifs(rtwdev, rtwvif_link, aifsn) : 0;
454 timer_32us = mu_edca->mu_edca_timer << 8;
455
456 val = FIELD_PREP(B_AX_MUEDCA_BE_PARAM_0_TIMER_MASK, timer_32us) |
457 FIELD_PREP(B_AX_MUEDCA_BE_PARAM_0_CW_MASK, mu_edca->ecw_min_max) |
458 FIELD_PREP(B_AX_MUEDCA_BE_PARAM_0_AIFS_MASK, aifs);
459 reg = rtw89_mac_reg_by_idx(rtwdev, ac_to_mu_edca_param[ac][gen],
460 rtwvif_link->mac_idx);
461 rtw89_write32(rtwdev, reg, val);
462
463 rtw89_mac_set_hw_muedca_ctrl(rtwdev, rtwvif_link, true);
464 }
465
__rtw89_conf_tx(struct rtw89_dev * rtwdev,struct rtw89_vif_link * rtwvif_link,u16 ac)466 static void __rtw89_conf_tx(struct rtw89_dev *rtwdev,
467 struct rtw89_vif_link *rtwvif_link, u16 ac)
468 {
469 ____rtw89_conf_tx_edca(rtwdev, rtwvif_link, ac);
470 ____rtw89_conf_tx_mu_edca(rtwdev, rtwvif_link, ac);
471 }
472
rtw89_conf_tx(struct rtw89_dev * rtwdev,struct rtw89_vif_link * rtwvif_link)473 static void rtw89_conf_tx(struct rtw89_dev *rtwdev,
474 struct rtw89_vif_link *rtwvif_link)
475 {
476 u16 ac;
477
478 for (ac = 0; ac < IEEE80211_NUM_ACS; ac++)
479 __rtw89_conf_tx(rtwdev, rtwvif_link, ac);
480 }
481
__rtw89_ops_sta_add(struct rtw89_dev * rtwdev,struct ieee80211_vif * vif,struct ieee80211_sta * sta)482 static int __rtw89_ops_sta_add(struct rtw89_dev *rtwdev,
483 struct ieee80211_vif *vif,
484 struct ieee80211_sta *sta)
485 {
486 struct rtw89_vif *rtwvif = vif_to_rtwvif(vif);
487 struct rtw89_sta *rtwsta = sta_to_rtwsta(sta);
488 struct rtw89_vif_link *rtwvif_link;
489 struct rtw89_sta_link *rtwsta_link;
490 bool acquire_macid = false;
491 u8 macid;
492 int ret;
493 int i;
494
495 if (vif->type == NL80211_IFTYPE_STATION && !sta->tdls) {
496 rtwvif->mlo_mode = RTW89_MLO_MODE_MLSR;
497
498 /* for station mode, assign the mac_id from itself */
499 macid = rtw89_vif_get_main_macid(rtwvif);
500 } else {
501 macid = rtw89_acquire_mac_id(rtwdev);
502 if (macid == RTW89_MAX_MAC_ID_NUM)
503 return -ENOSPC;
504
505 acquire_macid = true;
506 }
507
508 rtw89_init_sta(rtwdev, rtwvif, rtwsta, macid);
509
510 for (i = 0; i < ARRAY_SIZE(sta->txq); i++)
511 rtw89_core_txq_init(rtwdev, sta->txq[i]);
512
513 INIT_LIST_HEAD(&rtwsta->dlink_pool);
514
515 skb_queue_head_init(&rtwsta->roc_queue);
516 bitmap_zero(rtwsta->pairwise_sec_cam_map, RTW89_MAX_SEC_CAM_NUM);
517
518 rtwsta_link = rtw89_sta_set_link(rtwsta, sta->deflink.link_id);
519 if (!rtwsta_link) {
520 ret = -EINVAL;
521 goto err;
522 }
523
524 rtwvif_link = rtwsta_link->rtwvif_link;
525
526 ret = rtw89_core_sta_link_add(rtwdev, rtwvif_link, rtwsta_link);
527 if (ret)
528 goto unset_link;
529
530 if (vif->type == NL80211_IFTYPE_AP || sta->tdls)
531 rtw89_queue_chanctx_change(rtwdev, RTW89_CHANCTX_REMOTE_STA_CHANGE);
532
533 return 0;
534
535 unset_link:
536 rtw89_sta_unset_link(rtwsta, sta->deflink.link_id);
537 err:
538 if (acquire_macid)
539 rtw89_release_mac_id(rtwdev, macid);
540
541 return ret;
542 }
543
__rtw89_ops_sta_assoc(struct rtw89_dev * rtwdev,struct ieee80211_vif * vif,struct ieee80211_sta * sta,bool station_mode)544 static int __rtw89_ops_sta_assoc(struct rtw89_dev *rtwdev,
545 struct ieee80211_vif *vif,
546 struct ieee80211_sta *sta,
547 bool station_mode)
548 {
549 struct rtw89_vif *rtwvif = vif_to_rtwvif(vif);
550 struct rtw89_sta *rtwsta = sta_to_rtwsta(sta);
551 struct rtw89_vif_link *rtwvif_link;
552 struct rtw89_sta_link *rtwsta_link;
553 unsigned int link_id;
554 int ret;
555
556 rtw89_sta_for_each_link(rtwsta, rtwsta_link, link_id) {
557 rtwvif_link = rtwsta_link->rtwvif_link;
558
559 if (station_mode)
560 rtw89_vif_type_mapping(rtwvif_link, true);
561
562 ret = rtw89_core_sta_link_assoc(rtwdev, rtwvif_link, rtwsta_link);
563 if (ret)
564 return ret;
565 }
566
567 rtwdev->total_sta_assoc++;
568 if (sta->tdls)
569 rtwvif->tdls_peer++;
570
571 return 0;
572 }
573
__rtw89_ops_sta_disassoc(struct rtw89_dev * rtwdev,struct ieee80211_vif * vif,struct ieee80211_sta * sta)574 static int __rtw89_ops_sta_disassoc(struct rtw89_dev *rtwdev,
575 struct ieee80211_vif *vif,
576 struct ieee80211_sta *sta)
577 {
578 struct rtw89_vif *rtwvif = vif_to_rtwvif(vif);
579 struct rtw89_sta *rtwsta = sta_to_rtwsta(sta);
580 struct rtw89_vif_link *rtwvif_link;
581 struct rtw89_sta_link *rtwsta_link;
582 unsigned int link_id;
583 int ret;
584
585 rtw89_sta_for_each_link(rtwsta, rtwsta_link, link_id) {
586 rtwvif_link = rtwsta_link->rtwvif_link;
587 ret = rtw89_core_sta_link_disassoc(rtwdev, rtwvif_link, rtwsta_link);
588 if (ret)
589 return ret;
590 }
591
592 rtwsta->disassoc = true;
593
594 rtwdev->total_sta_assoc--;
595 if (sta->tdls)
596 rtwvif->tdls_peer--;
597
598 return 0;
599 }
600
__rtw89_ops_sta_disconnect(struct rtw89_dev * rtwdev,struct ieee80211_vif * vif,struct ieee80211_sta * sta)601 static int __rtw89_ops_sta_disconnect(struct rtw89_dev *rtwdev,
602 struct ieee80211_vif *vif,
603 struct ieee80211_sta *sta)
604 {
605 struct rtw89_sta *rtwsta = sta_to_rtwsta(sta);
606 struct rtw89_vif_link *rtwvif_link;
607 struct rtw89_sta_link *rtwsta_link;
608 unsigned int link_id;
609 int ret;
610
611 rtw89_core_free_sta_pending_ba(rtwdev, sta);
612 rtw89_core_free_sta_pending_forbid_ba(rtwdev, sta);
613 rtw89_core_free_sta_pending_roc_tx(rtwdev, sta);
614
615 rtw89_sta_for_each_link(rtwsta, rtwsta_link, link_id) {
616 rtwvif_link = rtwsta_link->rtwvif_link;
617 ret = rtw89_core_sta_link_disconnect(rtwdev, rtwvif_link, rtwsta_link);
618 if (ret)
619 return ret;
620 }
621
622 return 0;
623 }
624
__rtw89_ops_sta_remove(struct rtw89_dev * rtwdev,struct ieee80211_vif * vif,struct ieee80211_sta * sta)625 static int __rtw89_ops_sta_remove(struct rtw89_dev *rtwdev,
626 struct ieee80211_vif *vif,
627 struct ieee80211_sta *sta)
628 {
629 struct rtw89_sta *rtwsta = sta_to_rtwsta(sta);
630 u8 macid = rtw89_sta_get_main_macid(rtwsta);
631 struct rtw89_vif_link *rtwvif_link;
632 struct rtw89_sta_link *rtwsta_link;
633 unsigned int link_id;
634 int ret;
635
636 rtw89_sta_for_each_link(rtwsta, rtwsta_link, link_id) {
637 rtwvif_link = rtwsta_link->rtwvif_link;
638 ret = rtw89_core_sta_link_remove(rtwdev, rtwvif_link, rtwsta_link);
639 if (ret)
640 return ret;
641
642 rtw89_sta_unset_link(rtwsta, link_id);
643 }
644
645 if (vif->type == NL80211_IFTYPE_AP || sta->tdls) {
646 rtw89_release_mac_id(rtwdev, macid);
647 rtw89_queue_chanctx_change(rtwdev, RTW89_CHANCTX_REMOTE_STA_CHANGE);
648 }
649
650 return 0;
651 }
652
rtw89_station_mode_sta_assoc(struct rtw89_dev * rtwdev,struct ieee80211_vif * vif)653 static void rtw89_station_mode_sta_assoc(struct rtw89_dev *rtwdev,
654 struct ieee80211_vif *vif)
655 {
656 struct ieee80211_sta *sta;
657
658 if (vif->type != NL80211_IFTYPE_STATION)
659 return;
660
661 sta = ieee80211_find_sta(vif, vif->cfg.ap_addr);
662 if (!sta) {
663 rtw89_err(rtwdev, "can't find sta to set sta_assoc state\n");
664 return;
665 }
666
667 __rtw89_ops_sta_assoc(rtwdev, vif, sta, true);
668 }
669
__rtw89_ops_bss_link_assoc(struct rtw89_dev * rtwdev,struct rtw89_vif_link * rtwvif_link)670 static void __rtw89_ops_bss_link_assoc(struct rtw89_dev *rtwdev,
671 struct rtw89_vif_link *rtwvif_link)
672 {
673 rtw89_phy_set_bss_color(rtwdev, rtwvif_link);
674 rtw89_chip_cfg_txpwr_ul_tb_offset(rtwdev, rtwvif_link);
675 rtw89_mac_port_update(rtwdev, rtwvif_link);
676 rtw89_mac_set_he_obss_narrow_bw_ru(rtwdev, rtwvif_link);
677 rtw89_mac_set_he_tb(rtwdev, rtwvif_link);
678 }
679
__rtw89_ops_bss_assoc(struct rtw89_dev * rtwdev,struct ieee80211_vif * vif)680 static void __rtw89_ops_bss_assoc(struct rtw89_dev *rtwdev,
681 struct ieee80211_vif *vif)
682 {
683 struct rtw89_vif *rtwvif = vif_to_rtwvif(vif);
684 struct rtw89_vif_link *rtwvif_link;
685 unsigned int link_id;
686
687 rtw89_vif_for_each_link(rtwvif, rtwvif_link, link_id)
688 __rtw89_ops_bss_link_assoc(rtwdev, rtwvif_link);
689 }
690
rtw89_ops_vif_cfg_changed(struct ieee80211_hw * hw,struct ieee80211_vif * vif,u64 changed)691 static void rtw89_ops_vif_cfg_changed(struct ieee80211_hw *hw,
692 struct ieee80211_vif *vif, u64 changed)
693 {
694 struct rtw89_dev *rtwdev = hw->priv;
695 struct rtw89_vif *rtwvif = vif_to_rtwvif(vif);
696
697 lockdep_assert_wiphy(hw->wiphy);
698
699 rtw89_leave_ps_mode(rtwdev);
700
701 if (changed & BSS_CHANGED_ASSOC) {
702 if (vif->cfg.assoc) {
703 rtw89_station_mode_sta_assoc(rtwdev, vif);
704 __rtw89_ops_bss_assoc(rtwdev, vif);
705
706 rtw89_queue_chanctx_work(rtwdev);
707 } else {
708 /* Abort ongoing scan if cancel_scan isn't issued
709 * when disconnected by peer
710 */
711 if (rtwdev->scanning)
712 rtw89_hw_scan_abort(rtwdev, rtwdev->scan_info.scanning_vif);
713 }
714 }
715
716 if (changed & BSS_CHANGED_PS)
717 rtw89_recalc_lps(rtwdev);
718
719 if (changed & BSS_CHANGED_ARP_FILTER)
720 rtwvif->ip_addr = vif->cfg.arp_addr_list[0];
721 }
722
rtw89_ops_link_info_changed(struct ieee80211_hw * hw,struct ieee80211_vif * vif,struct ieee80211_bss_conf * conf,u64 changed)723 static void rtw89_ops_link_info_changed(struct ieee80211_hw *hw,
724 struct ieee80211_vif *vif,
725 struct ieee80211_bss_conf *conf,
726 u64 changed)
727 {
728 struct rtw89_dev *rtwdev = hw->priv;
729 struct rtw89_vif *rtwvif = vif_to_rtwvif(vif);
730 struct rtw89_vif_link *rtwvif_link;
731
732 lockdep_assert_wiphy(hw->wiphy);
733
734 rtw89_leave_ps_mode(rtwdev);
735
736 rtwvif_link = rtwvif->links[conf->link_id];
737 if (unlikely(!rtwvif_link)) {
738 rtw89_err(rtwdev,
739 "%s: rtwvif link (link_id %u) is not active\n",
740 __func__, conf->link_id);
741 return;
742 }
743
744 if (changed & BSS_CHANGED_BSSID) {
745 ether_addr_copy(rtwvif_link->bssid, conf->bssid);
746 rtw89_cam_bssid_changed(rtwdev, rtwvif_link);
747 rtw89_fw_h2c_cam(rtwdev, rtwvif_link, NULL, NULL);
748 WRITE_ONCE(rtwvif_link->sync_bcn_tsf, 0);
749 }
750
751 if (changed & BSS_CHANGED_BEACON)
752 rtw89_chip_h2c_update_beacon(rtwdev, rtwvif_link);
753
754 if (changed & BSS_CHANGED_ERP_SLOT)
755 rtw89_conf_tx(rtwdev, rtwvif_link);
756
757 if (changed & BSS_CHANGED_HE_BSS_COLOR)
758 rtw89_phy_set_bss_color(rtwdev, rtwvif_link);
759
760 if (changed & BSS_CHANGED_MU_GROUPS)
761 rtw89_mac_bf_set_gid_table(rtwdev, vif, conf);
762
763 if (changed & BSS_CHANGED_P2P_PS)
764 rtw89_core_update_p2p_ps(rtwdev, rtwvif_link, conf);
765
766 if (changed & BSS_CHANGED_CQM)
767 rtw89_fw_h2c_set_bcn_fltr_cfg(rtwdev, rtwvif_link, true);
768
769 if (changed & BSS_CHANGED_TPE)
770 rtw89_reg_6ghz_recalc(rtwdev, rtwvif_link, true);
771 }
772
rtw89_ops_start_ap(struct ieee80211_hw * hw,struct ieee80211_vif * vif,struct ieee80211_bss_conf * link_conf)773 static int rtw89_ops_start_ap(struct ieee80211_hw *hw,
774 struct ieee80211_vif *vif,
775 struct ieee80211_bss_conf *link_conf)
776 {
777 struct rtw89_dev *rtwdev = hw->priv;
778 struct rtw89_vif *rtwvif = vif_to_rtwvif(vif);
779 struct rtw89_vif_link *rtwvif_link;
780 const struct rtw89_chan *chan;
781 int ret = 0;
782
783 lockdep_assert_wiphy(hw->wiphy);
784
785 rtwvif_link = rtwvif->links[link_conf->link_id];
786 if (unlikely(!rtwvif_link)) {
787 rtw89_err(rtwdev,
788 "%s: rtwvif link (link_id %u) is not active\n",
789 __func__, link_conf->link_id);
790 return -ENOLINK;
791 }
792
793 chan = rtw89_chan_get(rtwdev, rtwvif_link->chanctx_idx);
794 if (chan->band_type == RTW89_BAND_6G)
795 return -EOPNOTSUPP;
796
797 if (rtwdev->scanning)
798 rtw89_hw_scan_abort(rtwdev, rtwdev->scan_info.scanning_vif);
799
800 ether_addr_copy(rtwvif_link->bssid, link_conf->bssid);
801 rtw89_cam_bssid_changed(rtwdev, rtwvif_link);
802 rtw89_mac_port_update(rtwdev, rtwvif_link);
803 rtw89_chip_h2c_assoc_cmac_tbl(rtwdev, rtwvif_link, NULL);
804 rtw89_fw_h2c_role_maintain(rtwdev, rtwvif_link, NULL, RTW89_ROLE_TYPE_CHANGE);
805 rtw89_fw_h2c_join_info(rtwdev, rtwvif_link, NULL, true);
806 rtw89_fw_h2c_cam(rtwdev, rtwvif_link, NULL, NULL);
807 rtw89_chip_rfk_channel(rtwdev, rtwvif_link);
808
809 if (RTW89_CHK_FW_FEATURE(NOTIFY_AP_INFO, &rtwdev->fw)) {
810 ret = rtw89_fw_h2c_ap_info_refcount(rtwdev, true);
811 if (ret)
812 return ret;
813 }
814
815 rtw89_queue_chanctx_work(rtwdev);
816
817 return 0;
818 }
819
820 static
rtw89_ops_stop_ap(struct ieee80211_hw * hw,struct ieee80211_vif * vif,struct ieee80211_bss_conf * link_conf)821 void rtw89_ops_stop_ap(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
822 struct ieee80211_bss_conf *link_conf)
823 {
824 struct rtw89_dev *rtwdev = hw->priv;
825 struct rtw89_vif *rtwvif = vif_to_rtwvif(vif);
826 struct rtw89_vif_link *rtwvif_link;
827
828 lockdep_assert_wiphy(hw->wiphy);
829
830 rtwvif_link = rtwvif->links[link_conf->link_id];
831 if (unlikely(!rtwvif_link)) {
832 rtw89_err(rtwdev,
833 "%s: rtwvif link (link_id %u) is not active\n",
834 __func__, link_conf->link_id);
835 return;
836 }
837
838 if (RTW89_CHK_FW_FEATURE(NOTIFY_AP_INFO, &rtwdev->fw))
839 rtw89_fw_h2c_ap_info_refcount(rtwdev, false);
840
841 rtw89_mac_stop_ap(rtwdev, rtwvif_link);
842 rtw89_chip_h2c_assoc_cmac_tbl(rtwdev, rtwvif_link, NULL);
843 rtw89_fw_h2c_join_info(rtwdev, rtwvif_link, NULL, true);
844 }
845
rtw89_ops_set_tim(struct ieee80211_hw * hw,struct ieee80211_sta * sta,bool set)846 static int rtw89_ops_set_tim(struct ieee80211_hw *hw, struct ieee80211_sta *sta,
847 bool set)
848 {
849 struct rtw89_sta *rtwsta = sta_to_rtwsta(sta);
850 struct rtw89_vif *rtwvif = rtwsta->rtwvif;
851 struct rtw89_vif_link *rtwvif_link;
852 unsigned int link_id;
853
854 rtw89_vif_for_each_link(rtwvif, rtwvif_link, link_id)
855 wiphy_work_queue(hw->wiphy, &rtwvif_link->update_beacon_work);
856
857 return 0;
858 }
859
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)860 static int rtw89_ops_conf_tx(struct ieee80211_hw *hw,
861 struct ieee80211_vif *vif,
862 unsigned int link_id, u16 ac,
863 const struct ieee80211_tx_queue_params *params)
864 {
865 struct rtw89_dev *rtwdev = hw->priv;
866 struct rtw89_vif *rtwvif = vif_to_rtwvif(vif);
867 struct rtw89_vif_link *rtwvif_link;
868
869 lockdep_assert_wiphy(hw->wiphy);
870
871 rtw89_leave_ps_mode(rtwdev);
872
873 rtwvif_link = rtwvif->links[link_id];
874 if (unlikely(!rtwvif_link)) {
875 rtw89_err(rtwdev,
876 "%s: rtwvif link (link_id %u) is not active\n",
877 __func__, link_id);
878 return -ENOLINK;
879 }
880
881 rtwvif_link->tx_params[ac] = *params;
882 __rtw89_conf_tx(rtwdev, rtwvif_link, ac);
883
884 return 0;
885 }
886
__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)887 static int __rtw89_ops_sta_state(struct ieee80211_hw *hw,
888 struct ieee80211_vif *vif,
889 struct ieee80211_sta *sta,
890 enum ieee80211_sta_state old_state,
891 enum ieee80211_sta_state new_state)
892 {
893 struct rtw89_dev *rtwdev = hw->priv;
894
895 if (old_state == IEEE80211_STA_NOTEXIST &&
896 new_state == IEEE80211_STA_NONE)
897 return __rtw89_ops_sta_add(rtwdev, vif, sta);
898
899 if (old_state == IEEE80211_STA_AUTH &&
900 new_state == IEEE80211_STA_ASSOC) {
901 if (vif->type == NL80211_IFTYPE_STATION && !sta->tdls)
902 return 0; /* defer to bss_info_changed to have vif info */
903 return __rtw89_ops_sta_assoc(rtwdev, vif, sta, false);
904 }
905
906 if (old_state == IEEE80211_STA_ASSOC &&
907 new_state == IEEE80211_STA_AUTH)
908 return __rtw89_ops_sta_disassoc(rtwdev, vif, sta);
909
910 if (old_state == IEEE80211_STA_AUTH &&
911 new_state == IEEE80211_STA_NONE)
912 return __rtw89_ops_sta_disconnect(rtwdev, vif, sta);
913
914 if (old_state == IEEE80211_STA_NONE &&
915 new_state == IEEE80211_STA_NOTEXIST)
916 return __rtw89_ops_sta_remove(rtwdev, vif, sta);
917
918 return 0;
919 }
920
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)921 static int rtw89_ops_sta_state(struct ieee80211_hw *hw,
922 struct ieee80211_vif *vif,
923 struct ieee80211_sta *sta,
924 enum ieee80211_sta_state old_state,
925 enum ieee80211_sta_state new_state)
926 {
927 struct rtw89_dev *rtwdev = hw->priv;
928
929 lockdep_assert_wiphy(hw->wiphy);
930
931 rtw89_leave_ps_mode(rtwdev);
932 return __rtw89_ops_sta_state(hw, vif, sta, old_state, new_state);
933 }
934
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)935 static int rtw89_ops_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd,
936 struct ieee80211_vif *vif,
937 struct ieee80211_sta *sta,
938 struct ieee80211_key_conf *key)
939 {
940 struct rtw89_dev *rtwdev = hw->priv;
941 int ret;
942
943 lockdep_assert_wiphy(hw->wiphy);
944
945 rtw89_leave_ps_mode(rtwdev);
946
947 switch (cmd) {
948 case SET_KEY:
949 rtw89_btc_ntfy_specific_packet(rtwdev, PACKET_EAPOL_END);
950 ret = rtw89_cam_sec_key_add(rtwdev, vif, sta, key);
951 if (ret && ret != -EOPNOTSUPP) {
952 rtw89_err(rtwdev, "failed to add key to sec cam\n");
953 return ret;
954 }
955 break;
956 case DISABLE_KEY:
957 rtw89_hci_flush_queues(rtwdev, BIT(rtwdev->hw->queues) - 1,
958 false);
959 rtw89_mac_flush_txq(rtwdev, BIT(rtwdev->hw->queues) - 1, false);
960 ret = rtw89_cam_sec_key_del(rtwdev, vif, sta, key, true);
961 if (ret) {
962 rtw89_err(rtwdev, "failed to remove key from sec cam\n");
963 return ret;
964 }
965 break;
966 }
967
968 return ret;
969 }
970
rtw89_ops_ampdu_action(struct ieee80211_hw * hw,struct ieee80211_vif * vif,struct ieee80211_ampdu_params * params)971 static int rtw89_ops_ampdu_action(struct ieee80211_hw *hw,
972 struct ieee80211_vif *vif,
973 struct ieee80211_ampdu_params *params)
974 {
975 struct rtw89_dev *rtwdev = hw->priv;
976 struct ieee80211_sta *sta = params->sta;
977 struct rtw89_sta *rtwsta = sta_to_rtwsta(sta);
978 struct rtw89_vif *rtwvif = vif_to_rtwvif(vif);
979 u16 tid = params->tid;
980 struct ieee80211_txq *txq = sta->txq[tid];
981 struct rtw89_txq *rtwtxq = (struct rtw89_txq *)txq->drv_priv;
982
983 lockdep_assert_wiphy(rtwdev->hw->wiphy);
984
985 switch (params->action) {
986 case IEEE80211_AMPDU_TX_START:
987 return IEEE80211_AMPDU_TX_START_IMMEDIATE;
988 case IEEE80211_AMPDU_TX_STOP_CONT:
989 case IEEE80211_AMPDU_TX_STOP_FLUSH:
990 case IEEE80211_AMPDU_TX_STOP_FLUSH_CONT:
991 clear_bit(RTW89_TXQ_F_AMPDU, &rtwtxq->flags);
992 clear_bit(tid, rtwsta->ampdu_map);
993 rtw89_chip_h2c_ampdu_cmac_tbl(rtwdev, rtwvif, rtwsta);
994 ieee80211_stop_tx_ba_cb_irqsafe(vif, sta->addr, tid);
995 break;
996 case IEEE80211_AMPDU_TX_OPERATIONAL:
997 set_bit(RTW89_TXQ_F_AMPDU, &rtwtxq->flags);
998 rtwsta->ampdu_params[tid].agg_num = params->buf_size;
999 rtwsta->ampdu_params[tid].amsdu = params->amsdu;
1000 set_bit(tid, rtwsta->ampdu_map);
1001 rtw89_leave_ps_mode(rtwdev);
1002 rtw89_chip_h2c_ampdu_cmac_tbl(rtwdev, rtwvif, rtwsta);
1003 break;
1004 case IEEE80211_AMPDU_RX_START:
1005 rtw89_chip_h2c_ba_cam(rtwdev, rtwsta, true, params);
1006 break;
1007 case IEEE80211_AMPDU_RX_STOP:
1008 rtw89_chip_h2c_ba_cam(rtwdev, rtwsta, false, params);
1009 break;
1010 default:
1011 WARN_ON(1);
1012 return -ENOTSUPP;
1013 }
1014
1015 return 0;
1016 }
1017
rtw89_ops_set_rts_threshold(struct ieee80211_hw * hw,int radio_idx,u32 value)1018 static int rtw89_ops_set_rts_threshold(struct ieee80211_hw *hw, int radio_idx,
1019 u32 value)
1020 {
1021 struct rtw89_dev *rtwdev = hw->priv;
1022
1023 lockdep_assert_wiphy(hw->wiphy);
1024
1025 rtw89_leave_ps_mode(rtwdev);
1026 if (test_bit(RTW89_FLAG_POWERON, rtwdev->flags))
1027 rtw89_mac_update_rts_threshold(rtwdev);
1028
1029 return 0;
1030 }
1031
rtw89_ops_sta_statistics(struct ieee80211_hw * hw,struct ieee80211_vif * vif,struct ieee80211_sta * sta,struct station_info * sinfo)1032 static void rtw89_ops_sta_statistics(struct ieee80211_hw *hw,
1033 struct ieee80211_vif *vif,
1034 struct ieee80211_sta *sta,
1035 struct station_info *sinfo)
1036 {
1037 struct rtw89_sta *rtwsta = sta_to_rtwsta(sta);
1038 struct rtw89_sta_link *rtwsta_link;
1039
1040 rtwsta_link = rtw89_get_designated_link(rtwsta);
1041 if (unlikely(!rtwsta_link))
1042 return;
1043
1044 sinfo->txrate = rtwsta_link->ra_report.txrate;
1045 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_TX_BITRATE);
1046 }
1047
1048 static
__rtw89_drop_packets(struct rtw89_dev * rtwdev,struct ieee80211_vif * vif)1049 void __rtw89_drop_packets(struct rtw89_dev *rtwdev, struct ieee80211_vif *vif)
1050 {
1051 struct rtw89_vif *rtwvif;
1052
1053 if (vif) {
1054 rtwvif = vif_to_rtwvif(vif);
1055 rtw89_mac_pkt_drop_vif(rtwdev, rtwvif);
1056 } else {
1057 rtw89_for_each_rtwvif(rtwdev, rtwvif)
1058 rtw89_mac_pkt_drop_vif(rtwdev, rtwvif);
1059 }
1060 }
1061
rtw89_ops_flush(struct ieee80211_hw * hw,struct ieee80211_vif * vif,u32 queues,bool drop)1062 static void rtw89_ops_flush(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
1063 u32 queues, bool drop)
1064 {
1065 struct rtw89_dev *rtwdev = hw->priv;
1066
1067 lockdep_assert_wiphy(hw->wiphy);
1068
1069 rtw89_leave_lps(rtwdev);
1070 rtw89_hci_flush_queues(rtwdev, queues, drop);
1071
1072 if (drop && !RTW89_CHK_FW_FEATURE(NO_PACKET_DROP, &rtwdev->fw))
1073 __rtw89_drop_packets(rtwdev, vif);
1074 else
1075 rtw89_mac_flush_txq(rtwdev, queues, drop);
1076 }
1077
1078 struct rtw89_iter_bitrate_mask_data {
1079 struct rtw89_dev *rtwdev;
1080 struct ieee80211_vif *vif;
1081 const struct cfg80211_bitrate_mask *mask;
1082 };
1083
rtw89_ra_mask_info_update_iter(void * data,struct ieee80211_sta * sta)1084 static void rtw89_ra_mask_info_update_iter(void *data, struct ieee80211_sta *sta)
1085 {
1086 struct rtw89_iter_bitrate_mask_data *br_data = data;
1087 struct rtw89_sta *rtwsta = sta_to_rtwsta(sta);
1088 struct rtw89_vif *rtwvif = rtwsta->rtwvif;
1089 struct ieee80211_vif *vif = rtwvif_to_vif(rtwvif);
1090 struct rtw89_sta_link *rtwsta_link;
1091 unsigned int link_id;
1092
1093 if (vif != br_data->vif || vif->p2p)
1094 return;
1095
1096 rtw89_sta_for_each_link(rtwsta, rtwsta_link, link_id) {
1097 rtwsta_link->use_cfg_mask = true;
1098 rtwsta_link->mask = *br_data->mask;
1099 }
1100
1101 rtw89_phy_ra_update_sta(br_data->rtwdev, sta, IEEE80211_RC_SUPP_RATES_CHANGED);
1102 }
1103
rtw89_ra_mask_info_update(struct rtw89_dev * rtwdev,struct ieee80211_vif * vif,const struct cfg80211_bitrate_mask * mask)1104 static void rtw89_ra_mask_info_update(struct rtw89_dev *rtwdev,
1105 struct ieee80211_vif *vif,
1106 const struct cfg80211_bitrate_mask *mask)
1107 {
1108 struct rtw89_iter_bitrate_mask_data br_data = { .rtwdev = rtwdev,
1109 .vif = vif,
1110 .mask = mask};
1111
1112 ieee80211_iterate_stations_atomic(rtwdev->hw, rtw89_ra_mask_info_update_iter,
1113 &br_data);
1114 }
1115
rtw89_ops_set_bitrate_mask(struct ieee80211_hw * hw,struct ieee80211_vif * vif,const struct cfg80211_bitrate_mask * mask)1116 static int rtw89_ops_set_bitrate_mask(struct ieee80211_hw *hw,
1117 struct ieee80211_vif *vif,
1118 const struct cfg80211_bitrate_mask *mask)
1119 {
1120 struct rtw89_dev *rtwdev = hw->priv;
1121
1122 lockdep_assert_wiphy(hw->wiphy);
1123
1124 rtw89_phy_rate_pattern_vif(rtwdev, vif, mask);
1125 rtw89_ra_mask_info_update(rtwdev, vif, mask);
1126
1127 return 0;
1128 }
1129
1130 static
rtw89_ops_set_antenna(struct ieee80211_hw * hw,int radio_idx,u32 tx_ant,u32 rx_ant)1131 int rtw89_ops_set_antenna(struct ieee80211_hw *hw, int radio_idx, u32 tx_ant, u32 rx_ant)
1132 {
1133 struct rtw89_dev *rtwdev = hw->priv;
1134 struct rtw89_hal *hal = &rtwdev->hal;
1135
1136 lockdep_assert_wiphy(hw->wiphy);
1137
1138 if (hal->ant_diversity) {
1139 if (tx_ant != rx_ant || hweight32(tx_ant) != 1)
1140 return -EINVAL;
1141 } else if (rx_ant != hw->wiphy->available_antennas_rx && rx_ant != hal->antenna_rx) {
1142 return -EINVAL;
1143 }
1144
1145 hal->antenna_tx = tx_ant;
1146 hal->antenna_rx = rx_ant;
1147 hal->tx_path_diversity = false;
1148 hal->ant_diversity_fixed = true;
1149
1150 return 0;
1151 }
1152
1153 static
rtw89_ops_get_antenna(struct ieee80211_hw * hw,int radio_idx,u32 * tx_ant,u32 * rx_ant)1154 int rtw89_ops_get_antenna(struct ieee80211_hw *hw, int radio_idx, u32 *tx_ant,
1155 u32 *rx_ant)
1156 {
1157 struct rtw89_dev *rtwdev = hw->priv;
1158 struct rtw89_hal *hal = &rtwdev->hal;
1159
1160 *tx_ant = hal->antenna_tx;
1161 *rx_ant = hal->antenna_rx;
1162
1163 return 0;
1164 }
1165
rtw89_ops_sw_scan_start(struct ieee80211_hw * hw,struct ieee80211_vif * vif,const u8 * mac_addr)1166 static void rtw89_ops_sw_scan_start(struct ieee80211_hw *hw,
1167 struct ieee80211_vif *vif,
1168 const u8 *mac_addr)
1169 {
1170 struct rtw89_dev *rtwdev = hw->priv;
1171 struct rtw89_vif *rtwvif = vif_to_rtwvif(vif);
1172 struct rtw89_vif_link *rtwvif_link;
1173
1174 lockdep_assert_wiphy(hw->wiphy);
1175
1176 rtwvif_link = rtw89_get_designated_link(rtwvif);
1177 if (unlikely(!rtwvif_link)) {
1178 rtw89_err(rtwdev, "sw scan start: find no designated link\n");
1179 return;
1180 }
1181
1182 rtw89_leave_lps(rtwdev);
1183
1184 rtw89_core_scan_start(rtwdev, rtwvif_link, mac_addr, false);
1185 }
1186
rtw89_ops_sw_scan_complete(struct ieee80211_hw * hw,struct ieee80211_vif * vif)1187 static void rtw89_ops_sw_scan_complete(struct ieee80211_hw *hw,
1188 struct ieee80211_vif *vif)
1189 {
1190 struct rtw89_dev *rtwdev = hw->priv;
1191 struct rtw89_vif *rtwvif = vif_to_rtwvif(vif);
1192 struct rtw89_vif_link *rtwvif_link;
1193
1194 lockdep_assert_wiphy(hw->wiphy);
1195
1196 rtwvif_link = rtw89_get_designated_link(rtwvif);
1197 if (unlikely(!rtwvif_link)) {
1198 rtw89_err(rtwdev, "sw scan complete: find no designated link\n");
1199 return;
1200 }
1201
1202 rtw89_core_scan_complete(rtwdev, rtwvif_link, false);
1203 }
1204
rtw89_ops_reconfig_complete(struct ieee80211_hw * hw,enum ieee80211_reconfig_type reconfig_type)1205 static void rtw89_ops_reconfig_complete(struct ieee80211_hw *hw,
1206 enum ieee80211_reconfig_type reconfig_type)
1207 {
1208 struct rtw89_dev *rtwdev = hw->priv;
1209
1210 if (reconfig_type == IEEE80211_RECONFIG_TYPE_RESTART)
1211 rtw89_ser_recfg_done(rtwdev);
1212 }
1213
rtw89_ops_hw_scan(struct ieee80211_hw * hw,struct ieee80211_vif * vif,struct ieee80211_scan_request * req)1214 static int rtw89_ops_hw_scan(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
1215 struct ieee80211_scan_request *req)
1216 {
1217 struct rtw89_dev *rtwdev = hw->priv;
1218 struct rtw89_vif *rtwvif = vif_to_rtwvif(vif);
1219 struct rtw89_vif_link *rtwvif_link;
1220 int ret;
1221
1222 lockdep_assert_wiphy(hw->wiphy);
1223
1224 if (!RTW89_CHK_FW_FEATURE(SCAN_OFFLOAD, &rtwdev->fw))
1225 return 1;
1226
1227 if (rtwdev->scanning || rtwvif->offchan)
1228 return -EBUSY;
1229
1230 rtwvif_link = rtw89_get_designated_link(rtwvif);
1231 if (unlikely(!rtwvif_link)) {
1232 rtw89_err(rtwdev, "hw scan: find no designated link\n");
1233 return -ENOLINK;
1234 }
1235
1236 rtw89_leave_lps(rtwdev);
1237 rtw89_leave_ips_by_hwflags(rtwdev);
1238
1239 ret = rtw89_hw_scan_start(rtwdev, rtwvif_link, req);
1240 if (ret)
1241 return ret;
1242
1243 ret = rtw89_hw_scan_offload(rtwdev, rtwvif_link, true);
1244 if (ret) {
1245 rtw89_hw_scan_abort(rtwdev, rtwvif_link);
1246 rtw89_err(rtwdev, "HW scan failed with status: %d\n", ret);
1247 }
1248
1249 return ret;
1250 }
1251
rtw89_ops_cancel_hw_scan(struct ieee80211_hw * hw,struct ieee80211_vif * vif)1252 static void rtw89_ops_cancel_hw_scan(struct ieee80211_hw *hw,
1253 struct ieee80211_vif *vif)
1254 {
1255 struct rtw89_dev *rtwdev = hw->priv;
1256 struct rtw89_vif *rtwvif = vif_to_rtwvif(vif);
1257 struct rtw89_vif_link *rtwvif_link;
1258
1259 lockdep_assert_wiphy(hw->wiphy);
1260
1261 if (!RTW89_CHK_FW_FEATURE(SCAN_OFFLOAD, &rtwdev->fw))
1262 return;
1263
1264 if (!rtwdev->scanning)
1265 return;
1266
1267 rtwvif_link = rtw89_get_designated_link(rtwvif);
1268 if (unlikely(!rtwvif_link)) {
1269 rtw89_err(rtwdev, "cancel hw scan: find no designated link\n");
1270 return;
1271 }
1272
1273 rtw89_hw_scan_abort(rtwdev, rtwvif_link);
1274 }
1275
rtw89_ops_sta_rc_update(struct ieee80211_hw * hw,struct ieee80211_vif * vif,struct ieee80211_link_sta * link_sta,u32 changed)1276 static void rtw89_ops_sta_rc_update(struct ieee80211_hw *hw,
1277 struct ieee80211_vif *vif,
1278 struct ieee80211_link_sta *link_sta,
1279 u32 changed)
1280 {
1281 struct rtw89_sta *rtwsta = sta_to_rtwsta(link_sta->sta);
1282 struct rtw89_dev *rtwdev = hw->priv;
1283 struct rtw89_sta_link *rtwsta_link;
1284
1285 rtwsta_link = rtwsta->links[link_sta->link_id];
1286 if (unlikely(!rtwsta_link))
1287 return;
1288
1289 rtw89_phy_ra_update_sta_link(rtwdev, rtwsta_link, changed);
1290 }
1291
rtw89_ops_add_chanctx(struct ieee80211_hw * hw,struct ieee80211_chanctx_conf * ctx)1292 static int rtw89_ops_add_chanctx(struct ieee80211_hw *hw,
1293 struct ieee80211_chanctx_conf *ctx)
1294 {
1295 struct rtw89_dev *rtwdev = hw->priv;
1296
1297 lockdep_assert_wiphy(hw->wiphy);
1298
1299 return rtw89_chanctx_ops_add(rtwdev, ctx);
1300 }
1301
rtw89_ops_remove_chanctx(struct ieee80211_hw * hw,struct ieee80211_chanctx_conf * ctx)1302 static void rtw89_ops_remove_chanctx(struct ieee80211_hw *hw,
1303 struct ieee80211_chanctx_conf *ctx)
1304 {
1305 struct rtw89_dev *rtwdev = hw->priv;
1306
1307 lockdep_assert_wiphy(hw->wiphy);
1308
1309 rtw89_chanctx_ops_remove(rtwdev, ctx);
1310 }
1311
rtw89_ops_change_chanctx(struct ieee80211_hw * hw,struct ieee80211_chanctx_conf * ctx,u32 changed)1312 static void rtw89_ops_change_chanctx(struct ieee80211_hw *hw,
1313 struct ieee80211_chanctx_conf *ctx,
1314 u32 changed)
1315 {
1316 struct rtw89_dev *rtwdev = hw->priv;
1317
1318 lockdep_assert_wiphy(hw->wiphy);
1319
1320 rtw89_chanctx_ops_change(rtwdev, ctx, changed);
1321 }
1322
rtw89_ops_assign_vif_chanctx(struct ieee80211_hw * hw,struct ieee80211_vif * vif,struct ieee80211_bss_conf * link_conf,struct ieee80211_chanctx_conf * ctx)1323 static int rtw89_ops_assign_vif_chanctx(struct ieee80211_hw *hw,
1324 struct ieee80211_vif *vif,
1325 struct ieee80211_bss_conf *link_conf,
1326 struct ieee80211_chanctx_conf *ctx)
1327 {
1328 struct rtw89_dev *rtwdev = hw->priv;
1329 struct rtw89_vif *rtwvif = vif_to_rtwvif(vif);
1330 struct rtw89_vif_link *rtwvif_link;
1331
1332 lockdep_assert_wiphy(hw->wiphy);
1333
1334 rtwvif_link = rtwvif->links[link_conf->link_id];
1335 if (unlikely(!rtwvif_link)) {
1336 rtw89_err(rtwdev,
1337 "%s: rtwvif link (link_id %u) is not active\n",
1338 __func__, link_conf->link_id);
1339 return -ENOLINK;
1340 }
1341
1342 return rtw89_chanctx_ops_assign_vif(rtwdev, rtwvif_link, ctx);
1343 }
1344
rtw89_ops_unassign_vif_chanctx(struct ieee80211_hw * hw,struct ieee80211_vif * vif,struct ieee80211_bss_conf * link_conf,struct ieee80211_chanctx_conf * ctx)1345 static void rtw89_ops_unassign_vif_chanctx(struct ieee80211_hw *hw,
1346 struct ieee80211_vif *vif,
1347 struct ieee80211_bss_conf *link_conf,
1348 struct ieee80211_chanctx_conf *ctx)
1349 {
1350 struct rtw89_dev *rtwdev = hw->priv;
1351 struct rtw89_vif *rtwvif = vif_to_rtwvif(vif);
1352 struct rtw89_vif_link *rtwvif_link;
1353
1354 lockdep_assert_wiphy(hw->wiphy);
1355
1356 rtwvif_link = rtwvif->links[link_conf->link_id];
1357 if (unlikely(!rtwvif_link)) {
1358 rtw89_err(rtwdev,
1359 "%s: rtwvif link (link_id %u) is not active\n",
1360 __func__, link_conf->link_id);
1361 return;
1362 }
1363
1364 rtw89_chanctx_ops_unassign_vif(rtwdev, rtwvif_link, ctx);
1365 }
1366
1367 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)1368 int rtw89_ops_switch_vif_chanctx(struct ieee80211_hw *hw,
1369 struct ieee80211_vif_chanctx_switch *vifs,
1370 int n_vifs,
1371 enum ieee80211_chanctx_switch_mode mode)
1372 {
1373 struct rtw89_dev *rtwdev = hw->priv;
1374 bool replace;
1375 int ret;
1376 int i;
1377
1378 lockdep_assert_wiphy(hw->wiphy);
1379
1380 switch (mode) {
1381 case CHANCTX_SWMODE_REASSIGN_VIF:
1382 replace = false;
1383 break;
1384 case CHANCTX_SWMODE_SWAP_CONTEXTS:
1385 replace = true;
1386 break;
1387 default:
1388 return -EOPNOTSUPP;
1389 }
1390
1391 for (i = 0; i < n_vifs; i++) {
1392 struct ieee80211_vif_chanctx_switch *p = &vifs[i];
1393 struct ieee80211_bss_conf *link_conf = p->link_conf;
1394 struct rtw89_vif *rtwvif = vif_to_rtwvif(p->vif);
1395 struct rtw89_vif_link *rtwvif_link;
1396
1397 rtwvif_link = rtwvif->links[link_conf->link_id];
1398 if (unlikely(!rtwvif_link)) {
1399 rtw89_err(rtwdev,
1400 "%s: rtwvif link (link_id %u) is not active\n",
1401 __func__, link_conf->link_id);
1402 return -ENOLINK;
1403 }
1404
1405 ret = rtw89_chanctx_ops_reassign_vif(rtwdev, rtwvif_link,
1406 p->old_ctx, p->new_ctx,
1407 replace);
1408 if (ret)
1409 return ret;
1410 }
1411
1412 return 0;
1413 }
1414
rtw89_ops_channel_switch_beacon(struct ieee80211_hw * hw,struct ieee80211_vif * vif,struct cfg80211_chan_def * chandef)1415 static void rtw89_ops_channel_switch_beacon(struct ieee80211_hw *hw,
1416 struct ieee80211_vif *vif,
1417 struct cfg80211_chan_def *chandef)
1418 {
1419 struct rtw89_vif *rtwvif = vif_to_rtwvif(vif);
1420 struct rtw89_dev *rtwdev = hw->priv;
1421 struct rtw89_vif_link *rtwvif_link;
1422
1423 BUILD_BUG_ON(RTW89_MLD_NON_STA_LINK_NUM != 1);
1424
1425 rtwvif_link = rtw89_vif_get_link_inst(rtwvif, 0);
1426 if (unlikely(!rtwvif_link)) {
1427 rtw89_err(rtwdev, "chsw bcn: find no link on HW-0\n");
1428 return;
1429 }
1430
1431 wiphy_delayed_work_queue(hw->wiphy, &rtwvif_link->csa_beacon_work, 0);
1432 }
1433
rtw89_ops_remain_on_channel(struct ieee80211_hw * hw,struct ieee80211_vif * vif,struct ieee80211_channel * chan,int duration,enum ieee80211_roc_type type)1434 static int rtw89_ops_remain_on_channel(struct ieee80211_hw *hw,
1435 struct ieee80211_vif *vif,
1436 struct ieee80211_channel *chan,
1437 int duration,
1438 enum ieee80211_roc_type type)
1439 {
1440 struct rtw89_dev *rtwdev = hw->priv;
1441 struct rtw89_vif *rtwvif = vif_to_rtwvif_safe(vif);
1442 struct rtw89_roc *roc = &rtwvif->roc;
1443
1444 lockdep_assert_wiphy(hw->wiphy);
1445
1446 if (!rtwvif)
1447 return -EINVAL;
1448
1449 if (roc->state != RTW89_ROC_IDLE) {
1450 return -EBUSY;
1451 }
1452
1453 if (rtwdev->scanning)
1454 rtw89_hw_scan_abort(rtwdev, rtwdev->scan_info.scanning_vif);
1455
1456 if (type == IEEE80211_ROC_TYPE_MGMT_TX)
1457 roc->state = RTW89_ROC_MGMT;
1458 else
1459 roc->state = RTW89_ROC_NORMAL;
1460
1461 roc->duration = duration;
1462 roc->chan = *chan;
1463 roc->type = type;
1464
1465 rtw89_roc_start(rtwdev, rtwvif);
1466
1467 return 0;
1468 }
1469
rtw89_ops_cancel_remain_on_channel(struct ieee80211_hw * hw,struct ieee80211_vif * vif)1470 static int rtw89_ops_cancel_remain_on_channel(struct ieee80211_hw *hw,
1471 struct ieee80211_vif *vif)
1472 {
1473 struct rtw89_dev *rtwdev = hw->priv;
1474 struct rtw89_vif *rtwvif = vif_to_rtwvif_safe(vif);
1475
1476 lockdep_assert_wiphy(hw->wiphy);
1477
1478 if (!rtwvif)
1479 return -EINVAL;
1480
1481 wiphy_delayed_work_cancel(hw->wiphy, &rtwvif->roc.roc_work);
1482
1483 rtw89_roc_end(rtwdev, rtwvif);
1484
1485 return 0;
1486 }
1487
rtw89_set_tid_config_iter(void * data,struct ieee80211_sta * sta)1488 static void rtw89_set_tid_config_iter(void *data, struct ieee80211_sta *sta)
1489 {
1490 struct cfg80211_tid_config *tid_config = data;
1491 struct rtw89_sta *rtwsta = sta_to_rtwsta(sta);
1492 struct rtw89_dev *rtwdev = rtwsta->rtwdev;
1493
1494 rtw89_core_set_tid_config(rtwdev, sta, tid_config);
1495 }
1496
rtw89_ops_set_tid_config(struct ieee80211_hw * hw,struct ieee80211_vif * vif,struct ieee80211_sta * sta,struct cfg80211_tid_config * tid_config)1497 static int rtw89_ops_set_tid_config(struct ieee80211_hw *hw,
1498 struct ieee80211_vif *vif,
1499 struct ieee80211_sta *sta,
1500 struct cfg80211_tid_config *tid_config)
1501 {
1502 struct rtw89_dev *rtwdev = hw->priv;
1503
1504 lockdep_assert_wiphy(hw->wiphy);
1505
1506 if (sta)
1507 rtw89_core_set_tid_config(rtwdev, sta, tid_config);
1508 else
1509 ieee80211_iterate_stations_atomic(rtwdev->hw,
1510 rtw89_set_tid_config_iter,
1511 tid_config);
1512
1513 return 0;
1514 }
1515
rtw89_can_work_on_links(struct rtw89_dev * rtwdev,struct ieee80211_vif * vif,u16 links)1516 static bool rtw89_can_work_on_links(struct rtw89_dev *rtwdev,
1517 struct ieee80211_vif *vif, u16 links)
1518 {
1519 struct rtw89_vif *rtwvif = vif_to_rtwvif(vif);
1520 u8 w = hweight16(links);
1521
1522 if (vif->type != NL80211_IFTYPE_STATION &&
1523 w > RTW89_MLD_NON_STA_LINK_NUM)
1524 return false;
1525
1526 return w <= rtwvif->links_inst_valid_num;
1527 }
1528
rtw89_ops_can_activate_links(struct ieee80211_hw * hw,struct ieee80211_vif * vif,u16 active_links)1529 static bool rtw89_ops_can_activate_links(struct ieee80211_hw *hw,
1530 struct ieee80211_vif *vif,
1531 u16 active_links)
1532 {
1533 struct rtw89_dev *rtwdev = hw->priv;
1534
1535 lockdep_assert_wiphy(hw->wiphy);
1536
1537 return rtw89_can_work_on_links(rtwdev, vif, active_links);
1538 }
1539
__rtw89_ops_clr_vif_links(struct rtw89_dev * rtwdev,struct rtw89_vif * rtwvif,unsigned long clr_links)1540 static void __rtw89_ops_clr_vif_links(struct rtw89_dev *rtwdev,
1541 struct rtw89_vif *rtwvif,
1542 unsigned long clr_links)
1543 {
1544 struct rtw89_vif_link *rtwvif_link;
1545 unsigned int link_id;
1546
1547 for_each_set_bit(link_id, &clr_links, IEEE80211_MLD_MAX_NUM_LINKS) {
1548 rtwvif_link = rtwvif->links[link_id];
1549 if (unlikely(!rtwvif_link))
1550 continue;
1551
1552 __rtw89_ops_remove_iface_link(rtwdev, rtwvif_link);
1553
1554 rtw89_vif_unset_link(rtwvif, link_id);
1555 }
1556 }
1557
__rtw89_ops_set_vif_links(struct rtw89_dev * rtwdev,struct rtw89_vif * rtwvif,unsigned long set_links)1558 static int __rtw89_ops_set_vif_links(struct rtw89_dev *rtwdev,
1559 struct rtw89_vif *rtwvif,
1560 unsigned long set_links)
1561 {
1562 struct rtw89_vif_link *rtwvif_link;
1563 unsigned int link_id;
1564 int ret;
1565
1566 for_each_set_bit(link_id, &set_links, IEEE80211_MLD_MAX_NUM_LINKS) {
1567 rtwvif_link = rtw89_vif_set_link(rtwvif, link_id);
1568 if (!rtwvif_link)
1569 return -EINVAL;
1570
1571 ret = __rtw89_ops_add_iface_link(rtwdev, rtwvif_link);
1572 if (ret) {
1573 rtw89_err(rtwdev, "%s: failed to add iface (link id %u)\n",
1574 __func__, link_id);
1575 return ret;
1576 }
1577 }
1578
1579 return 0;
1580 }
1581
1582 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])1583 int rtw89_ops_change_vif_links(struct ieee80211_hw *hw,
1584 struct ieee80211_vif *vif,
1585 u16 old_links, u16 new_links,
1586 struct ieee80211_bss_conf *old[IEEE80211_MLD_MAX_NUM_LINKS])
1587 {
1588 struct rtw89_dev *rtwdev = hw->priv;
1589 struct rtw89_vif *rtwvif = vif_to_rtwvif(vif);
1590 unsigned long clr_links = old_links & ~new_links;
1591 unsigned long set_links = new_links & ~old_links;
1592 bool removing_links = !old_links || clr_links;
1593 struct rtw89_link_conf_container *snap;
1594 int ret = 0;
1595 int i;
1596
1597 lockdep_assert_wiphy(hw->wiphy);
1598
1599 rtw89_debug(rtwdev, RTW89_DBG_STATE,
1600 "%s: old_links (0x%08x) -> new_links (0x%08x)\n",
1601 __func__, old_links, new_links);
1602
1603 if (!rtw89_can_work_on_links(rtwdev, vif, new_links))
1604 return -EOPNOTSUPP;
1605
1606 if (removing_links) {
1607 snap = kzalloc(sizeof(*snap), GFP_KERNEL);
1608 if (!snap)
1609 return -ENOMEM;
1610
1611 for (i = 0; i < ARRAY_SIZE(snap->link_conf); i++)
1612 snap->link_conf[i] = old[i];
1613
1614 rcu_assign_pointer(rtwvif->snap_link_confs, snap);
1615 }
1616
1617 /* might depend on @snap; don't change order */
1618 rtw89_leave_ips_by_hwflags(rtwdev);
1619
1620 if (rtwdev->scanning)
1621 rtw89_hw_scan_abort(rtwdev, rtwdev->scan_info.scanning_vif);
1622
1623 if (!old_links)
1624 __rtw89_ops_clr_vif_links(rtwdev, rtwvif,
1625 BIT(RTW89_VIF_IDLE_LINK_ID));
1626 else if (clr_links)
1627 __rtw89_ops_clr_vif_links(rtwdev, rtwvif, clr_links);
1628
1629 if (removing_links) {
1630 /* @snap is required if and only if during removing links.
1631 * However, it's done here. So, cleanup @snap immediately.
1632 */
1633 rcu_assign_pointer(rtwvif->snap_link_confs, NULL);
1634
1635 /* The pointers in @old will free after this function return,
1636 * so synchronously wait for all readers of snap to be done.
1637 */
1638 synchronize_rcu();
1639 kfree(snap);
1640 }
1641
1642 if (set_links) {
1643 ret = __rtw89_ops_set_vif_links(rtwdev, rtwvif, set_links);
1644 if (ret)
1645 __rtw89_ops_clr_vif_links(rtwdev, rtwvif, set_links);
1646 } else if (!new_links) {
1647 ret = __rtw89_ops_set_vif_links(rtwdev, rtwvif,
1648 BIT(RTW89_VIF_IDLE_LINK_ID));
1649 if (ret)
1650 __rtw89_ops_clr_vif_links(rtwdev, rtwvif,
1651 BIT(RTW89_VIF_IDLE_LINK_ID));
1652 }
1653
1654 rtw89_enter_ips_by_hwflags(rtwdev);
1655 return ret;
1656 }
1657
__rtw89_ops_clr_sta_links(struct rtw89_dev * rtwdev,struct rtw89_sta * rtwsta,unsigned long clr_links)1658 static void __rtw89_ops_clr_sta_links(struct rtw89_dev *rtwdev,
1659 struct rtw89_sta *rtwsta,
1660 unsigned long clr_links)
1661 {
1662 struct rtw89_vif_link *rtwvif_link;
1663 struct rtw89_sta_link *rtwsta_link;
1664 unsigned int link_id;
1665
1666 for_each_set_bit(link_id, &clr_links, IEEE80211_MLD_MAX_NUM_LINKS) {
1667 rtwsta_link = rtwsta->links[link_id];
1668 if (unlikely(!rtwsta_link))
1669 continue;
1670
1671 rtwvif_link = rtwsta_link->rtwvif_link;
1672
1673 rtw89_core_sta_link_disassoc(rtwdev, rtwvif_link, rtwsta_link);
1674 rtw89_core_sta_link_disconnect(rtwdev, rtwvif_link, rtwsta_link);
1675 rtw89_core_sta_link_remove(rtwdev, rtwvif_link, rtwsta_link);
1676
1677 rtw89_sta_unset_link(rtwsta, link_id);
1678 }
1679 }
1680
__rtw89_ops_set_sta_links(struct rtw89_dev * rtwdev,struct rtw89_sta * rtwsta,unsigned long set_links)1681 static int __rtw89_ops_set_sta_links(struct rtw89_dev *rtwdev,
1682 struct rtw89_sta *rtwsta,
1683 unsigned long set_links)
1684 {
1685 struct rtw89_vif_link *rtwvif_link;
1686 struct rtw89_sta_link *rtwsta_link;
1687 unsigned int link_id;
1688 u8 sec_cam_idx;
1689 int ret;
1690
1691 for_each_set_bit(link_id, &set_links, IEEE80211_MLD_MAX_NUM_LINKS) {
1692 rtwsta_link = rtw89_sta_set_link(rtwsta, link_id);
1693 if (!rtwsta_link)
1694 return -EINVAL;
1695
1696 rtwvif_link = rtwsta_link->rtwvif_link;
1697
1698 ret = rtw89_core_sta_link_add(rtwdev, rtwvif_link, rtwsta_link);
1699 if (ret) {
1700 rtw89_err(rtwdev, "%s: failed to add sta (link id %u)\n",
1701 __func__, link_id);
1702 return ret;
1703 }
1704
1705 rtw89_vif_type_mapping(rtwvif_link, true);
1706
1707 ret = rtw89_core_sta_link_assoc(rtwdev, rtwvif_link, rtwsta_link);
1708 if (ret) {
1709 rtw89_err(rtwdev, "%s: failed to assoc sta (link id %u)\n",
1710 __func__, link_id);
1711 return ret;
1712 }
1713
1714 __rtw89_ops_bss_link_assoc(rtwdev, rtwvif_link);
1715
1716 for_each_set_bit(sec_cam_idx, rtwsta->pairwise_sec_cam_map,
1717 RTW89_MAX_SEC_CAM_NUM) {
1718 ret = rtw89_cam_attach_link_sec_cam(rtwdev,
1719 rtwvif_link,
1720 rtwsta_link,
1721 sec_cam_idx);
1722 if (ret) {
1723 rtw89_err(rtwdev,
1724 "%s: failed to apply pairwise key (link id %u)\n",
1725 __func__, link_id);
1726 return ret;
1727 }
1728 }
1729 }
1730
1731 return 0;
1732 }
1733
1734 static
rtw89_ops_change_sta_links(struct ieee80211_hw * hw,struct ieee80211_vif * vif,struct ieee80211_sta * sta,u16 old_links,u16 new_links)1735 int rtw89_ops_change_sta_links(struct ieee80211_hw *hw,
1736 struct ieee80211_vif *vif,
1737 struct ieee80211_sta *sta,
1738 u16 old_links, u16 new_links)
1739 {
1740 struct rtw89_dev *rtwdev = hw->priv;
1741 struct rtw89_sta *rtwsta = sta_to_rtwsta(sta);
1742 unsigned long clr_links = old_links & ~new_links;
1743 unsigned long set_links = new_links & ~old_links;
1744 int ret = 0;
1745
1746 lockdep_assert_wiphy(hw->wiphy);
1747
1748 rtw89_debug(rtwdev, RTW89_DBG_STATE,
1749 "%s: old_links (0x%08x) -> new_links (0x%08x)\n",
1750 __func__, old_links, new_links);
1751
1752 if (!rtw89_can_work_on_links(rtwdev, vif, new_links))
1753 return -EOPNOTSUPP;
1754
1755 rtw89_leave_ps_mode(rtwdev);
1756
1757 if (clr_links)
1758 __rtw89_ops_clr_sta_links(rtwdev, rtwsta, clr_links);
1759
1760 if (set_links) {
1761 ret = __rtw89_ops_set_sta_links(rtwdev, rtwsta, set_links);
1762 if (ret)
1763 __rtw89_ops_clr_sta_links(rtwdev, rtwsta, set_links);
1764 }
1765
1766 return ret;
1767 }
1768
1769 #ifdef CONFIG_PM
rtw89_ops_suspend(struct ieee80211_hw * hw,struct cfg80211_wowlan * wowlan)1770 static int rtw89_ops_suspend(struct ieee80211_hw *hw,
1771 struct cfg80211_wowlan *wowlan)
1772 {
1773 struct rtw89_dev *rtwdev = hw->priv;
1774 int ret;
1775
1776 lockdep_assert_wiphy(hw->wiphy);
1777
1778 set_bit(RTW89_FLAG_FORBIDDEN_TRACK_WORK, rtwdev->flags);
1779 wiphy_delayed_work_cancel(hw->wiphy, &rtwdev->track_work);
1780 wiphy_delayed_work_cancel(hw->wiphy, &rtwdev->track_ps_work);
1781
1782 ret = rtw89_wow_suspend(rtwdev, wowlan);
1783 if (ret) {
1784 rtw89_warn(rtwdev, "failed to suspend for wow %d\n", ret);
1785 clear_bit(RTW89_FLAG_FORBIDDEN_TRACK_WORK, rtwdev->flags);
1786 return 1;
1787 }
1788
1789 return 0;
1790 }
1791
rtw89_ops_resume(struct ieee80211_hw * hw)1792 static int rtw89_ops_resume(struct ieee80211_hw *hw)
1793 {
1794 struct rtw89_dev *rtwdev = hw->priv;
1795 int ret;
1796
1797 lockdep_assert_wiphy(hw->wiphy);
1798
1799 ret = rtw89_wow_resume(rtwdev);
1800 if (ret)
1801 rtw89_warn(rtwdev, "failed to resume for wow %d\n", ret);
1802
1803 clear_bit(RTW89_FLAG_FORBIDDEN_TRACK_WORK, rtwdev->flags);
1804 wiphy_delayed_work_queue(hw->wiphy, &rtwdev->track_work,
1805 RTW89_TRACK_WORK_PERIOD);
1806 wiphy_delayed_work_queue(hw->wiphy, &rtwdev->track_ps_work,
1807 RTW89_TRACK_PS_WORK_PERIOD);
1808
1809 return ret ? 1 : 0;
1810 }
1811
rtw89_ops_set_wakeup(struct ieee80211_hw * hw,bool enabled)1812 static void rtw89_ops_set_wakeup(struct ieee80211_hw *hw, bool enabled)
1813 {
1814 struct rtw89_dev *rtwdev = hw->priv;
1815
1816 device_set_wakeup_enable(rtwdev->dev, enabled);
1817 }
1818
rtw89_set_rekey_data(struct ieee80211_hw * hw,struct ieee80211_vif * vif,struct cfg80211_gtk_rekey_data * data)1819 static void rtw89_set_rekey_data(struct ieee80211_hw *hw,
1820 struct ieee80211_vif *vif,
1821 struct cfg80211_gtk_rekey_data *data)
1822 {
1823 struct rtw89_dev *rtwdev = hw->priv;
1824 struct rtw89_wow_param *rtw_wow = &rtwdev->wow;
1825 struct rtw89_wow_gtk_info *gtk_info = &rtw_wow->gtk_info;
1826
1827 lockdep_assert_wiphy(hw->wiphy);
1828
1829 if (data->kek_len > sizeof(gtk_info->kek) ||
1830 data->kck_len > sizeof(gtk_info->kck)) {
1831 rtw89_warn(rtwdev, "kek or kck length over fw limit\n");
1832 return;
1833 }
1834
1835 memcpy(gtk_info->kek, data->kek, data->kek_len);
1836 memcpy(gtk_info->kck, data->kck, data->kck_len);
1837 }
1838 #endif
1839
rtw89_ops_rfkill_poll(struct ieee80211_hw * hw)1840 static void rtw89_ops_rfkill_poll(struct ieee80211_hw *hw)
1841 {
1842 struct rtw89_dev *rtwdev = hw->priv;
1843
1844 lockdep_assert_wiphy(hw->wiphy);
1845
1846 /* wl_disable GPIO get floating when entering LPS */
1847 if (test_bit(RTW89_FLAG_RUNNING, rtwdev->flags))
1848 return;
1849
1850 rtw89_core_rfkill_poll(rtwdev, false);
1851 }
1852
1853 const struct ieee80211_ops rtw89_ops = {
1854 .tx = rtw89_ops_tx,
1855 .wake_tx_queue = rtw89_ops_wake_tx_queue,
1856 .start = rtw89_ops_start,
1857 .stop = rtw89_ops_stop,
1858 .config = rtw89_ops_config,
1859 .add_interface = rtw89_ops_add_interface,
1860 .change_interface = rtw89_ops_change_interface,
1861 .remove_interface = rtw89_ops_remove_interface,
1862 .configure_filter = rtw89_ops_configure_filter,
1863 .vif_cfg_changed = rtw89_ops_vif_cfg_changed,
1864 .link_info_changed = rtw89_ops_link_info_changed,
1865 .start_ap = rtw89_ops_start_ap,
1866 .stop_ap = rtw89_ops_stop_ap,
1867 .set_tim = rtw89_ops_set_tim,
1868 .conf_tx = rtw89_ops_conf_tx,
1869 .sta_state = rtw89_ops_sta_state,
1870 .set_key = rtw89_ops_set_key,
1871 .ampdu_action = rtw89_ops_ampdu_action,
1872 .set_rts_threshold = rtw89_ops_set_rts_threshold,
1873 .sta_statistics = rtw89_ops_sta_statistics,
1874 .flush = rtw89_ops_flush,
1875 .set_bitrate_mask = rtw89_ops_set_bitrate_mask,
1876 .set_antenna = rtw89_ops_set_antenna,
1877 .get_antenna = rtw89_ops_get_antenna,
1878 .sw_scan_start = rtw89_ops_sw_scan_start,
1879 .sw_scan_complete = rtw89_ops_sw_scan_complete,
1880 .reconfig_complete = rtw89_ops_reconfig_complete,
1881 .hw_scan = rtw89_ops_hw_scan,
1882 .cancel_hw_scan = rtw89_ops_cancel_hw_scan,
1883 .add_chanctx = rtw89_ops_add_chanctx,
1884 .remove_chanctx = rtw89_ops_remove_chanctx,
1885 .change_chanctx = rtw89_ops_change_chanctx,
1886 .assign_vif_chanctx = rtw89_ops_assign_vif_chanctx,
1887 .unassign_vif_chanctx = rtw89_ops_unassign_vif_chanctx,
1888 .switch_vif_chanctx = rtw89_ops_switch_vif_chanctx,
1889 .channel_switch_beacon = rtw89_ops_channel_switch_beacon,
1890 .remain_on_channel = rtw89_ops_remain_on_channel,
1891 .cancel_remain_on_channel = rtw89_ops_cancel_remain_on_channel,
1892 .set_sar_specs = rtw89_ops_set_sar_specs,
1893 .link_sta_rc_update = rtw89_ops_sta_rc_update,
1894 .set_tid_config = rtw89_ops_set_tid_config,
1895 .can_activate_links = rtw89_ops_can_activate_links,
1896 .change_vif_links = rtw89_ops_change_vif_links,
1897 .change_sta_links = rtw89_ops_change_sta_links,
1898 #ifdef CONFIG_PM
1899 .suspend = rtw89_ops_suspend,
1900 .resume = rtw89_ops_resume,
1901 .set_wakeup = rtw89_ops_set_wakeup,
1902 .set_rekey_data = rtw89_set_rekey_data,
1903 #endif
1904 .rfkill_poll = rtw89_ops_rfkill_poll,
1905 };
1906 EXPORT_SYMBOL(rtw89_ops);
1907