1// SPDX-License-Identifier: GPL-2.0+
2/* Copyright (c) 2015-2016 Quantenna Communications. All rights reserved. */
3
4#include <linux/kernel.h>
5#include <linux/etherdevice.h>
6#include <linux/vmalloc.h>
7#include <linux/ieee80211.h>
8#include <net/cfg80211.h>
9#include <net/netlink.h>
10
11#include "cfg80211.h"
12#include "commands.h"
13#include "core.h"
14#include "util.h"
15#include "bus.h"
16
17/* Supported rates to be advertised to the cfg80211 */
18static struct ieee80211_rate qtnf_rates_2g[] = {
19 {.bitrate = 10, .hw_value = 2, },
20 {.bitrate = 20, .hw_value = 4, },
21 {.bitrate = 55, .hw_value = 11, },
22 {.bitrate = 110, .hw_value = 22, },
23 {.bitrate = 60, .hw_value = 12, },
24 {.bitrate = 90, .hw_value = 18, },
25 {.bitrate = 120, .hw_value = 24, },
26 {.bitrate = 180, .hw_value = 36, },
27 {.bitrate = 240, .hw_value = 48, },
28 {.bitrate = 360, .hw_value = 72, },
29 {.bitrate = 480, .hw_value = 96, },
30 {.bitrate = 540, .hw_value = 108, },
31};
32
33/* Supported rates to be advertised to the cfg80211 */
34static struct ieee80211_rate qtnf_rates_5g[] = {
35 {.bitrate = 60, .hw_value = 12, },
36 {.bitrate = 90, .hw_value = 18, },
37 {.bitrate = 120, .hw_value = 24, },
38 {.bitrate = 180, .hw_value = 36, },
39 {.bitrate = 240, .hw_value = 48, },
40 {.bitrate = 360, .hw_value = 72, },
41 {.bitrate = 480, .hw_value = 96, },
42 {.bitrate = 540, .hw_value = 108, },
43};
44
45/* Supported crypto cipher suits to be advertised to cfg80211 */
46static const u32 qtnf_cipher_suites[] = {
47 WLAN_CIPHER_SUITE_TKIP,
48 WLAN_CIPHER_SUITE_CCMP,
49 WLAN_CIPHER_SUITE_AES_CMAC,
50};
51
52/* Supported mgmt frame types to be advertised to cfg80211 */
53static const struct ieee80211_txrx_stypes
54qtnf_mgmt_stypes[NUM_NL80211_IFTYPES] = {
55 [NL80211_IFTYPE_STATION] = {
56 .tx = BIT(IEEE80211_STYPE_ACTION >> 4) |
57 BIT(IEEE80211_STYPE_AUTH >> 4),
58 .rx = BIT(IEEE80211_STYPE_ACTION >> 4) |
59 BIT(IEEE80211_STYPE_PROBE_REQ >> 4) |
60 BIT(IEEE80211_STYPE_AUTH >> 4),
61 },
62 [NL80211_IFTYPE_AP] = {
63 .tx = BIT(IEEE80211_STYPE_ACTION >> 4) |
64 BIT(IEEE80211_STYPE_AUTH >> 4),
65 .rx = BIT(IEEE80211_STYPE_ACTION >> 4) |
66 BIT(IEEE80211_STYPE_PROBE_REQ >> 4) |
67 BIT(IEEE80211_STYPE_ASSOC_REQ >> 4) |
68 BIT(IEEE80211_STYPE_REASSOC_REQ >> 4) |
69 BIT(IEEE80211_STYPE_AUTH >> 4),
70 },
71};
72
73static int
74qtnf_validate_iface_combinations(struct wiphy *wiphy,
75 struct qtnf_vif *change_vif,
76 enum nl80211_iftype new_type)
77{
78 struct qtnf_wmac *mac;
79 struct qtnf_vif *vif;
80 int i;
81 int ret = 0;
82 struct iface_combination_params params = {
83 .num_different_channels = 1,
84 };
85
86 mac = wiphy_priv(wiphy);
87 if (!mac)
88 return -EFAULT;
89
90 for (i = 0; i < QTNF_MAX_INTF; i++) {
91 vif = &mac->iflist[i];
92 if (vif->wdev.iftype != NL80211_IFTYPE_UNSPECIFIED)
93 params.iftype_num[vif->wdev.iftype]++;
94 }
95
96 if (change_vif) {
97 params.iftype_num[new_type]++;
98 params.iftype_num[change_vif->wdev.iftype]--;
99 } else {
100 params.iftype_num[new_type]++;
101 }
102
103 ret = cfg80211_check_combinations(wiphy, params: &params);
104
105 if (ret)
106 return ret;
107
108 /* Check repeater interface combination: primary VIF should be STA only.
109 * STA (primary) + AP (secondary) is OK.
110 * AP (primary) + STA (secondary) is not supported.
111 */
112 vif = qtnf_mac_get_base_vif(mac);
113 if (vif && vif->wdev.iftype == NL80211_IFTYPE_AP &&
114 vif != change_vif && new_type == NL80211_IFTYPE_STATION) {
115 ret = -EINVAL;
116 pr_err("MAC%u invalid combination: AP as primary repeater interface is not supported\n",
117 mac->macid);
118 }
119
120 return ret;
121}
122
123static int
124qtnf_change_virtual_intf(struct wiphy *wiphy,
125 struct net_device *dev,
126 enum nl80211_iftype type,
127 struct vif_params *params)
128{
129 struct qtnf_vif *vif = qtnf_netdev_get_priv(dev);
130 u8 *mac_addr = NULL;
131 int use4addr = 0;
132 int ret;
133
134 ret = qtnf_validate_iface_combinations(wiphy, change_vif: vif, new_type: type);
135 if (ret) {
136 pr_err("VIF%u.%u combination check: failed to set type %d\n",
137 vif->mac->macid, vif->vifid, type);
138 return ret;
139 }
140
141 if (params) {
142 mac_addr = params->macaddr;
143 use4addr = params->use_4addr;
144 }
145
146 qtnf_scan_done(mac: vif->mac, aborted: true);
147
148 ret = qtnf_cmd_send_change_intf_type(vif, iftype: type, use4addr, mac_addr);
149 if (ret) {
150 pr_err("VIF%u.%u: failed to change type to %d\n",
151 vif->mac->macid, vif->vifid, type);
152 return ret;
153 }
154
155 vif->wdev.iftype = type;
156 return 0;
157}
158
159int qtnf_del_virtual_intf(struct wiphy *wiphy, struct wireless_dev *wdev)
160{
161 struct net_device *netdev = wdev->netdev;
162 struct qtnf_vif *vif;
163 struct sk_buff *skb;
164
165 if (WARN_ON(!netdev))
166 return -EFAULT;
167
168 vif = qtnf_netdev_get_priv(dev: wdev->netdev);
169
170 qtnf_scan_done(mac: vif->mac, aborted: true);
171
172 /* Stop data */
173 netif_tx_stop_all_queues(dev: netdev);
174 if (netif_carrier_ok(dev: netdev))
175 netif_carrier_off(dev: netdev);
176
177 while ((skb = skb_dequeue(list: &vif->high_pri_tx_queue)))
178 dev_kfree_skb_any(skb);
179
180 cancel_work_sync(work: &vif->high_pri_tx_work);
181
182 if (netdev->reg_state == NETREG_REGISTERED)
183 cfg80211_unregister_netdevice(dev: netdev);
184
185 if (qtnf_cmd_send_del_intf(vif))
186 pr_err("VIF%u.%u: failed to delete VIF\n", vif->mac->macid,
187 vif->vifid);
188
189 vif->netdev->ieee80211_ptr = NULL;
190 vif->netdev = NULL;
191 vif->wdev.iftype = NL80211_IFTYPE_UNSPECIFIED;
192
193 return 0;
194}
195
196static struct wireless_dev *qtnf_add_virtual_intf(struct wiphy *wiphy,
197 const char *name,
198 unsigned char name_assign_t,
199 enum nl80211_iftype type,
200 struct vif_params *params)
201{
202 struct qtnf_wmac *mac;
203 struct qtnf_vif *vif;
204 u8 *mac_addr = NULL;
205 int use4addr = 0;
206 int ret;
207
208 mac = wiphy_priv(wiphy);
209
210 if (!mac)
211 return ERR_PTR(error: -EFAULT);
212
213 ret = qtnf_validate_iface_combinations(wiphy, NULL, new_type: type);
214 if (ret) {
215 pr_err("MAC%u invalid combination: failed to add type %d\n",
216 mac->macid, type);
217 return ERR_PTR(error: ret);
218 }
219
220 switch (type) {
221 case NL80211_IFTYPE_STATION:
222 case NL80211_IFTYPE_AP:
223 vif = qtnf_mac_get_free_vif(mac);
224 if (!vif) {
225 pr_err("MAC%u: no free VIF available\n", mac->macid);
226 return ERR_PTR(error: -EFAULT);
227 }
228
229 eth_zero_addr(addr: vif->mac_addr);
230 eth_zero_addr(addr: vif->bssid);
231 vif->bss_priority = QTNF_DEF_BSS_PRIORITY;
232 memset(&vif->wdev, 0, sizeof(vif->wdev));
233 vif->wdev.wiphy = wiphy;
234 vif->wdev.iftype = type;
235 break;
236 default:
237 pr_err("MAC%u: unsupported IF type %d\n", mac->macid, type);
238 return ERR_PTR(error: -ENOTSUPP);
239 }
240
241 if (params) {
242 mac_addr = params->macaddr;
243 use4addr = params->use_4addr;
244 }
245
246 ret = qtnf_cmd_send_add_intf(vif, iftype: type, use4addr, mac_addr);
247 if (ret) {
248 pr_err("VIF%u.%u: failed to add VIF %pM\n",
249 mac->macid, vif->vifid, mac_addr);
250 goto err_cmd;
251 }
252
253 if (!is_valid_ether_addr(addr: vif->mac_addr)) {
254 pr_err("VIF%u.%u: FW reported bad MAC: %pM\n",
255 mac->macid, vif->vifid, vif->mac_addr);
256 ret = -EINVAL;
257 goto error_del_vif;
258 }
259
260 ret = qtnf_core_net_attach(mac, priv: vif, name, name_assign_type: name_assign_t);
261 if (ret) {
262 pr_err("VIF%u.%u: failed to attach netdev\n", mac->macid,
263 vif->vifid);
264 goto error_del_vif;
265 }
266
267 if (qtnf_hwcap_is_set(info: &mac->bus->hw_info, bit: QLINK_HW_CAPAB_HW_BRIDGE)) {
268 ret = qtnf_cmd_netdev_changeupper(vif, br_domain: vif->netdev->ifindex);
269 if (ret) {
270 cfg80211_unregister_netdevice(dev: vif->netdev);
271 vif->netdev = NULL;
272 goto error_del_vif;
273 }
274 }
275
276 vif->wdev.netdev = vif->netdev;
277 return &vif->wdev;
278
279error_del_vif:
280 qtnf_cmd_send_del_intf(vif);
281err_cmd:
282 vif->wdev.iftype = NL80211_IFTYPE_UNSPECIFIED;
283
284 return ERR_PTR(error: ret);
285}
286
287static int qtnf_mgmt_set_appie(struct qtnf_vif *vif,
288 const struct cfg80211_beacon_data *info)
289{
290 int ret = 0;
291
292 if (!info->beacon_ies || !info->beacon_ies_len) {
293 ret = qtnf_cmd_send_mgmt_set_appie(vif, frame_type: QLINK_IE_SET_BEACON_IES,
294 NULL, len: 0);
295 } else {
296 ret = qtnf_cmd_send_mgmt_set_appie(vif, frame_type: QLINK_IE_SET_BEACON_IES,
297 buf: info->beacon_ies,
298 len: info->beacon_ies_len);
299 }
300
301 if (ret)
302 goto out;
303
304 if (!info->proberesp_ies || !info->proberesp_ies_len) {
305 ret = qtnf_cmd_send_mgmt_set_appie(vif,
306 frame_type: QLINK_IE_SET_PROBE_RESP_IES,
307 NULL, len: 0);
308 } else {
309 ret = qtnf_cmd_send_mgmt_set_appie(vif,
310 frame_type: QLINK_IE_SET_PROBE_RESP_IES,
311 buf: info->proberesp_ies,
312 len: info->proberesp_ies_len);
313 }
314
315 if (ret)
316 goto out;
317
318 if (!info->assocresp_ies || !info->assocresp_ies_len) {
319 ret = qtnf_cmd_send_mgmt_set_appie(vif,
320 frame_type: QLINK_IE_SET_ASSOC_RESP,
321 NULL, len: 0);
322 } else {
323 ret = qtnf_cmd_send_mgmt_set_appie(vif,
324 frame_type: QLINK_IE_SET_ASSOC_RESP,
325 buf: info->assocresp_ies,
326 len: info->assocresp_ies_len);
327 }
328
329out:
330 return ret;
331}
332
333static int qtnf_change_beacon(struct wiphy *wiphy, struct net_device *dev,
334 struct cfg80211_ap_update *info)
335{
336 struct qtnf_vif *vif = qtnf_netdev_get_priv(dev);
337
338 return qtnf_mgmt_set_appie(vif, info: &info->beacon);
339}
340
341static int qtnf_start_ap(struct wiphy *wiphy, struct net_device *dev,
342 struct cfg80211_ap_settings *settings)
343{
344 struct qtnf_vif *vif = qtnf_netdev_get_priv(dev);
345 int ret;
346
347 ret = qtnf_cmd_send_start_ap(vif, s: settings);
348 if (ret)
349 pr_err("VIF%u.%u: failed to start AP\n", vif->mac->macid,
350 vif->vifid);
351
352 return ret;
353}
354
355static int qtnf_stop_ap(struct wiphy *wiphy, struct net_device *dev,
356 unsigned int link_id)
357{
358 struct qtnf_vif *vif = qtnf_netdev_get_priv(dev);
359 int ret;
360
361 qtnf_scan_done(mac: vif->mac, aborted: true);
362
363 ret = qtnf_cmd_send_stop_ap(vif);
364 if (ret)
365 pr_err("VIF%u.%u: failed to stop AP operation in FW\n",
366 vif->mac->macid, vif->vifid);
367
368 netif_carrier_off(dev: vif->netdev);
369
370 return ret;
371}
372
373static int qtnf_set_wiphy_params(struct wiphy *wiphy, u32 changed)
374{
375 struct qtnf_wmac *mac = wiphy_priv(wiphy);
376 struct qtnf_vif *vif;
377 int ret;
378
379 vif = qtnf_mac_get_base_vif(mac);
380 if (!vif) {
381 pr_err("MAC%u: primary VIF is not configured\n", mac->macid);
382 return -EFAULT;
383 }
384
385 ret = qtnf_cmd_send_update_phy_params(mac, changed);
386 if (ret)
387 pr_err("MAC%u: failed to update PHY params\n", mac->macid);
388
389 return ret;
390}
391
392static void
393qtnf_update_mgmt_frame_registrations(struct wiphy *wiphy,
394 struct wireless_dev *wdev,
395 struct mgmt_frame_regs *upd)
396{
397 struct qtnf_vif *vif = qtnf_netdev_get_priv(dev: wdev->netdev);
398 u16 new_mask = upd->interface_stypes;
399 u16 old_mask = vif->mgmt_frames_bitmask;
400 static const struct {
401 u16 mask, qlink_type;
402 } updates[] = {
403 {
404 .mask = BIT(IEEE80211_STYPE_REASSOC_REQ >> 4) |
405 BIT(IEEE80211_STYPE_ASSOC_REQ >> 4),
406 .qlink_type = QLINK_MGMT_FRAME_ASSOC_REQ,
407 },
408 {
409 .mask = BIT(IEEE80211_STYPE_AUTH >> 4),
410 .qlink_type = QLINK_MGMT_FRAME_AUTH,
411 },
412 {
413 .mask = BIT(IEEE80211_STYPE_PROBE_REQ >> 4),
414 .qlink_type = QLINK_MGMT_FRAME_PROBE_REQ,
415 },
416 {
417 .mask = BIT(IEEE80211_STYPE_ACTION >> 4),
418 .qlink_type = QLINK_MGMT_FRAME_ACTION,
419 },
420 };
421 unsigned int i;
422
423 if (new_mask == old_mask)
424 return;
425
426 for (i = 0; i < ARRAY_SIZE(updates); i++) {
427 u16 mask = updates[i].mask;
428 u16 qlink_frame_type = updates[i].qlink_type;
429 bool reg;
430
431 /* the ! are here due to the assoc/reassoc merge */
432 if (!(new_mask & mask) == !(old_mask & mask))
433 continue;
434
435 reg = new_mask & mask;
436
437 if (qtnf_cmd_send_register_mgmt(vif, frame_type: qlink_frame_type, reg))
438 pr_warn("VIF%u.%u: failed to %sregister qlink frame type 0x%x\n",
439 vif->mac->macid, vif->vifid, reg ? "" : "un",
440 qlink_frame_type);
441 }
442
443 vif->mgmt_frames_bitmask = new_mask;
444}
445
446static int
447qtnf_mgmt_tx(struct wiphy *wiphy, struct wireless_dev *wdev,
448 struct cfg80211_mgmt_tx_params *params, u64 *cookie)
449{
450 struct qtnf_vif *vif = qtnf_netdev_get_priv(dev: wdev->netdev);
451 const struct ieee80211_mgmt *mgmt_frame = (void *)params->buf;
452 u32 short_cookie = get_random_u32();
453 u16 flags = 0;
454 u16 freq;
455
456 *cookie = short_cookie;
457
458 if (params->offchan)
459 flags |= QLINK_FRAME_TX_FLAG_OFFCHAN;
460
461 if (params->no_cck)
462 flags |= QLINK_FRAME_TX_FLAG_NO_CCK;
463
464 if (params->dont_wait_for_ack)
465 flags |= QLINK_FRAME_TX_FLAG_ACK_NOWAIT;
466
467 /* If channel is not specified, pass "freq = 0" to tell device
468 * firmware to use current channel.
469 */
470 if (params->chan)
471 freq = params->chan->center_freq;
472 else
473 freq = 0;
474
475 pr_debug("%s freq:%u; FC:%.4X; DA:%pM; len:%zu; C:%.8X; FL:%.4X\n",
476 wdev->netdev->name, freq,
477 le16_to_cpu(mgmt_frame->frame_control), mgmt_frame->da,
478 params->len, short_cookie, flags);
479
480 return qtnf_cmd_send_frame(vif, cookie: short_cookie, flags,
481 freq, buf: params->buf, len: params->len);
482}
483
484static int
485qtnf_get_station(struct wiphy *wiphy, struct net_device *dev,
486 const u8 *mac, struct station_info *sinfo)
487{
488 struct qtnf_vif *vif = qtnf_netdev_get_priv(dev);
489
490 sinfo->generation = vif->generation;
491 return qtnf_cmd_get_sta_info(vif, sta_mac: mac, sinfo);
492}
493
494static int
495qtnf_dump_station(struct wiphy *wiphy, struct net_device *dev,
496 int idx, u8 *mac, struct station_info *sinfo)
497{
498 struct qtnf_vif *vif = qtnf_netdev_get_priv(dev);
499 const struct qtnf_sta_node *sta_node;
500 int ret;
501
502 switch (vif->wdev.iftype) {
503 case NL80211_IFTYPE_STATION:
504 if (idx != 0 || !vif->wdev.connected)
505 return -ENOENT;
506
507 ether_addr_copy(dst: mac, src: vif->bssid);
508 break;
509 case NL80211_IFTYPE_AP:
510 sta_node = qtnf_sta_list_lookup_index(list: &vif->sta_list, index: idx);
511 if (unlikely(!sta_node))
512 return -ENOENT;
513
514 ether_addr_copy(dst: mac, src: sta_node->mac_addr);
515 break;
516 default:
517 return -ENOTSUPP;
518 }
519
520 ret = qtnf_cmd_get_sta_info(vif, sta_mac: mac, sinfo);
521
522 if (vif->wdev.iftype == NL80211_IFTYPE_AP) {
523 if (ret == -ENOENT) {
524 cfg80211_del_sta(dev: vif->netdev, mac_addr: mac, GFP_KERNEL);
525 sinfo->filled = 0;
526 }
527 }
528
529 sinfo->generation = vif->generation;
530
531 return ret;
532}
533
534static int qtnf_add_key(struct wiphy *wiphy, struct net_device *dev,
535 int link_id, u8 key_index, bool pairwise,
536 const u8 *mac_addr, struct key_params *params)
537{
538 struct qtnf_vif *vif = qtnf_netdev_get_priv(dev);
539 int ret;
540
541 ret = qtnf_cmd_send_add_key(vif, key_index, pairwise, mac_addr, params);
542 if (ret)
543 pr_err("VIF%u.%u: failed to add key: cipher=%x idx=%u pw=%u\n",
544 vif->mac->macid, vif->vifid, params->cipher, key_index,
545 pairwise);
546
547 return ret;
548}
549
550static int qtnf_del_key(struct wiphy *wiphy, struct net_device *dev,
551 int link_id, u8 key_index, bool pairwise,
552 const u8 *mac_addr)
553{
554 struct qtnf_vif *vif = qtnf_netdev_get_priv(dev);
555 int ret;
556
557 ret = qtnf_cmd_send_del_key(vif, key_index, pairwise, mac_addr);
558 if (ret) {
559 if (ret == -ENOENT) {
560 pr_debug("VIF%u.%u: key index %d out of bounds\n",
561 vif->mac->macid, vif->vifid, key_index);
562 } else {
563 pr_err("VIF%u.%u: failed to delete key: idx=%u pw=%u\n",
564 vif->mac->macid, vif->vifid,
565 key_index, pairwise);
566 }
567 }
568
569 return ret;
570}
571
572static int qtnf_set_default_key(struct wiphy *wiphy, struct net_device *dev,
573 int link_id, u8 key_index, bool unicast,
574 bool multicast)
575{
576 struct qtnf_vif *vif = qtnf_netdev_get_priv(dev);
577 int ret;
578
579 ret = qtnf_cmd_send_set_default_key(vif, key_index, unicast, multicast);
580 if (ret)
581 pr_err("VIF%u.%u: failed to set dflt key: idx=%u uc=%u mc=%u\n",
582 vif->mac->macid, vif->vifid, key_index, unicast,
583 multicast);
584
585 return ret;
586}
587
588static int
589qtnf_set_default_mgmt_key(struct wiphy *wiphy, struct net_device *dev,
590 int link_id, u8 key_index)
591{
592 struct qtnf_vif *vif = qtnf_netdev_get_priv(dev);
593 int ret;
594
595 ret = qtnf_cmd_send_set_default_mgmt_key(vif, key_index);
596 if (ret)
597 pr_err("VIF%u.%u: failed to set default MGMT key: idx=%u\n",
598 vif->mac->macid, vif->vifid, key_index);
599
600 return ret;
601}
602
603static int
604qtnf_change_station(struct wiphy *wiphy, struct net_device *dev,
605 const u8 *mac, struct station_parameters *params)
606{
607 struct qtnf_vif *vif = qtnf_netdev_get_priv(dev);
608 int ret;
609
610 ret = qtnf_cmd_send_change_sta(vif, mac, params);
611 if (ret)
612 pr_err("VIF%u.%u: failed to change STA %pM\n",
613 vif->mac->macid, vif->vifid, mac);
614
615 return ret;
616}
617
618static int
619qtnf_del_station(struct wiphy *wiphy, struct net_device *dev,
620 struct station_del_parameters *params)
621{
622 struct qtnf_vif *vif = qtnf_netdev_get_priv(dev);
623 int ret;
624
625 if (params->mac &&
626 (vif->wdev.iftype == NL80211_IFTYPE_AP) &&
627 !is_broadcast_ether_addr(addr: params->mac) &&
628 !qtnf_sta_list_lookup(list: &vif->sta_list, mac: params->mac))
629 return 0;
630
631 ret = qtnf_cmd_send_del_sta(vif, params);
632 if (ret)
633 pr_err("VIF%u.%u: failed to delete STA %pM\n",
634 vif->mac->macid, vif->vifid, params->mac);
635
636 return ret;
637}
638
639static int
640qtnf_scan(struct wiphy *wiphy, struct cfg80211_scan_request *request)
641{
642 struct qtnf_wmac *mac = wiphy_priv(wiphy);
643 int ret;
644
645 cancel_delayed_work_sync(dwork: &mac->scan_timeout);
646
647 mac->scan_req = request;
648
649 ret = qtnf_cmd_send_scan(mac);
650 if (ret) {
651 pr_err("MAC%u: failed to start scan\n", mac->macid);
652 mac->scan_req = NULL;
653 goto out;
654 }
655
656 pr_debug("MAC%u: scan started\n", mac->macid);
657 queue_delayed_work(wq: mac->bus->workqueue, dwork: &mac->scan_timeout,
658 QTNF_SCAN_TIMEOUT_SEC * HZ);
659
660out:
661 return ret;
662}
663
664static int
665qtnf_connect(struct wiphy *wiphy, struct net_device *dev,
666 struct cfg80211_connect_params *sme)
667{
668 struct qtnf_vif *vif = qtnf_netdev_get_priv(dev);
669 int ret;
670
671 if (vif->wdev.iftype != NL80211_IFTYPE_STATION)
672 return -EOPNOTSUPP;
673
674 if (sme->auth_type == NL80211_AUTHTYPE_SAE &&
675 !(sme->flags & CONNECT_REQ_EXTERNAL_AUTH_SUPPORT)) {
676 pr_err("can not offload authentication to userspace\n");
677 return -EOPNOTSUPP;
678 }
679
680 if (sme->bssid)
681 ether_addr_copy(dst: vif->bssid, src: sme->bssid);
682 else
683 eth_zero_addr(addr: vif->bssid);
684
685 ret = qtnf_cmd_send_connect(vif, sme);
686 if (ret)
687 pr_err("VIF%u.%u: failed to connect\n",
688 vif->mac->macid, vif->vifid);
689
690 return ret;
691}
692
693static int
694qtnf_external_auth(struct wiphy *wiphy, struct net_device *dev,
695 struct cfg80211_external_auth_params *auth)
696{
697 struct qtnf_vif *vif = qtnf_netdev_get_priv(dev);
698 int ret;
699
700 if (vif->wdev.iftype == NL80211_IFTYPE_STATION &&
701 !ether_addr_equal(addr1: vif->bssid, addr2: auth->bssid))
702 pr_warn("unexpected bssid: %pM", auth->bssid);
703
704 ret = qtnf_cmd_send_external_auth(vif, auth);
705 if (ret)
706 pr_err("VIF%u.%u: failed to report external auth\n",
707 vif->mac->macid, vif->vifid);
708
709 return ret;
710}
711
712static int
713qtnf_disconnect(struct wiphy *wiphy, struct net_device *dev,
714 u16 reason_code)
715{
716 struct qtnf_wmac *mac = wiphy_priv(wiphy);
717 struct qtnf_vif *vif;
718 int ret = 0;
719
720 vif = qtnf_mac_get_base_vif(mac);
721 if (!vif) {
722 pr_err("MAC%u: primary VIF is not configured\n", mac->macid);
723 return -EFAULT;
724 }
725
726 if (vif->wdev.iftype != NL80211_IFTYPE_STATION)
727 return -EOPNOTSUPP;
728
729 ret = qtnf_cmd_send_disconnect(vif, reason_code);
730 if (ret)
731 pr_err("VIF%u.%u: failed to disconnect\n",
732 mac->macid, vif->vifid);
733
734 if (vif->wdev.connected) {
735 netif_carrier_off(dev: vif->netdev);
736 cfg80211_disconnected(dev: vif->netdev, reason: reason_code,
737 NULL, ie_len: 0, locally_generated: true, GFP_KERNEL);
738 }
739
740 return ret;
741}
742
743static int
744qtnf_dump_survey(struct wiphy *wiphy, struct net_device *dev,
745 int idx, struct survey_info *survey)
746{
747 struct qtnf_wmac *mac = wiphy_priv(wiphy);
748 struct wireless_dev *wdev = dev->ieee80211_ptr;
749 struct ieee80211_supported_band *sband;
750 const struct cfg80211_chan_def *chandef = wdev_chandef(wdev, link_id: 0);
751 struct ieee80211_channel *chan;
752 int ret;
753
754 sband = wiphy->bands[NL80211_BAND_2GHZ];
755 if (sband && idx >= sband->n_channels) {
756 idx -= sband->n_channels;
757 sband = NULL;
758 }
759
760 if (!sband)
761 sband = wiphy->bands[NL80211_BAND_5GHZ];
762
763 if (!sband || idx >= sband->n_channels)
764 return -ENOENT;
765
766 chan = &sband->channels[idx];
767 survey->channel = chan;
768 survey->filled = 0x0;
769
770 if (chandef && chan == chandef->chan)
771 survey->filled = SURVEY_INFO_IN_USE;
772
773 ret = qtnf_cmd_get_chan_stats(mac, chan_freq: chan->center_freq, survey);
774 if (ret)
775 pr_debug("failed to get chan(%d) stats from card\n",
776 chan->hw_value);
777
778 return ret;
779}
780
781static int
782qtnf_get_channel(struct wiphy *wiphy, struct wireless_dev *wdev,
783 unsigned int link_id, struct cfg80211_chan_def *chandef)
784{
785 struct net_device *ndev = wdev->netdev;
786 struct qtnf_vif *vif;
787 int ret;
788
789 if (!ndev)
790 return -ENODEV;
791
792 vif = qtnf_netdev_get_priv(dev: wdev->netdev);
793
794 ret = qtnf_cmd_get_channel(vif, chdef: chandef);
795 if (ret) {
796 pr_err("%s: failed to get channel: %d\n", ndev->name, ret);
797 ret = -ENODATA;
798 goto out;
799 }
800
801 if (!cfg80211_chandef_valid(chandef)) {
802 pr_err("%s: bad channel freq=%u cf1=%u cf2=%u bw=%u\n",
803 ndev->name, chandef->chan->center_freq,
804 chandef->center_freq1, chandef->center_freq2,
805 chandef->width);
806 ret = -ENODATA;
807 goto out;
808 }
809
810out:
811 return ret;
812}
813
814static int qtnf_channel_switch(struct wiphy *wiphy, struct net_device *dev,
815 struct cfg80211_csa_settings *params)
816{
817 struct qtnf_vif *vif = qtnf_netdev_get_priv(dev);
818 int ret;
819
820 pr_debug("%s: chan(%u) count(%u) radar(%u) block_tx(%u)\n", dev->name,
821 params->chandef.chan->hw_value, params->count,
822 params->radar_required, params->block_tx);
823
824 if (!cfg80211_chandef_valid(chandef: &params->chandef)) {
825 pr_err("%s: invalid channel\n", dev->name);
826 return -EINVAL;
827 }
828
829 ret = qtnf_cmd_send_chan_switch(vif, params);
830 if (ret)
831 pr_warn("%s: failed to switch to channel (%u)\n",
832 dev->name, params->chandef.chan->hw_value);
833
834 return ret;
835}
836
837static int qtnf_start_radar_detection(struct wiphy *wiphy,
838 struct net_device *ndev,
839 struct cfg80211_chan_def *chandef,
840 u32 cac_time_ms)
841{
842 struct qtnf_vif *vif = qtnf_netdev_get_priv(dev: ndev);
843 int ret;
844
845 if (wiphy_ext_feature_isset(wiphy, ftidx: NL80211_EXT_FEATURE_DFS_OFFLOAD))
846 return -ENOTSUPP;
847
848 ret = qtnf_cmd_start_cac(vif, chdef: chandef, cac_time_ms);
849 if (ret)
850 pr_err("%s: failed to start CAC ret=%d\n", ndev->name, ret);
851
852 return ret;
853}
854
855static int qtnf_set_mac_acl(struct wiphy *wiphy,
856 struct net_device *dev,
857 const struct cfg80211_acl_data *params)
858{
859 struct qtnf_vif *vif = qtnf_netdev_get_priv(dev);
860 int ret;
861
862 ret = qtnf_cmd_set_mac_acl(vif, params);
863 if (ret)
864 pr_err("%s: failed to set mac ACL ret=%d\n", dev->name, ret);
865
866 return ret;
867}
868
869static int qtnf_set_power_mgmt(struct wiphy *wiphy, struct net_device *dev,
870 bool enabled, int timeout)
871{
872 struct qtnf_vif *vif = qtnf_netdev_get_priv(dev);
873 int ret;
874
875 ret = qtnf_cmd_send_pm_set(vif, pm_mode: enabled ? QLINK_PM_AUTO_STANDBY :
876 QLINK_PM_OFF, timeout);
877 if (ret)
878 pr_err("%s: failed to set PM mode ret=%d\n", dev->name, ret);
879
880 return ret;
881}
882
883static int qtnf_get_tx_power(struct wiphy *wiphy, struct wireless_dev *wdev,
884 int *dbm)
885{
886 struct qtnf_vif *vif = qtnf_netdev_get_priv(dev: wdev->netdev);
887 int ret;
888
889 ret = qtnf_cmd_get_tx_power(vif, dbm);
890 if (ret)
891 pr_err("MAC%u: failed to get Tx power\n", vif->mac->macid);
892
893 return ret;
894}
895
896static int qtnf_set_tx_power(struct wiphy *wiphy, struct wireless_dev *wdev,
897 enum nl80211_tx_power_setting type, int mbm)
898{
899 struct qtnf_vif *vif;
900 int ret;
901
902 if (wdev) {
903 vif = qtnf_netdev_get_priv(dev: wdev->netdev);
904 } else {
905 struct qtnf_wmac *mac = wiphy_priv(wiphy);
906
907 vif = qtnf_mac_get_base_vif(mac);
908 if (!vif) {
909 pr_err("MAC%u: primary VIF is not configured\n",
910 mac->macid);
911 return -EFAULT;
912 }
913 }
914
915 ret = qtnf_cmd_set_tx_power(vif, type, mbm);
916 if (ret)
917 pr_err("MAC%u: failed to set Tx power\n", vif->mac->macid);
918
919 return ret;
920}
921
922static int qtnf_update_owe_info(struct wiphy *wiphy, struct net_device *dev,
923 struct cfg80211_update_owe_info *owe_info)
924{
925 struct qtnf_vif *vif = qtnf_netdev_get_priv(dev);
926 int ret;
927
928 if (vif->wdev.iftype != NL80211_IFTYPE_AP)
929 return -EOPNOTSUPP;
930
931 ret = qtnf_cmd_send_update_owe(vif, owe: owe_info);
932 if (ret)
933 pr_err("VIF%u.%u: failed to update owe info\n",
934 vif->mac->macid, vif->vifid);
935
936 return ret;
937}
938
939#ifdef CONFIG_PM
940static int qtnf_suspend(struct wiphy *wiphy, struct cfg80211_wowlan *wowlan)
941{
942 struct qtnf_wmac *mac = wiphy_priv(wiphy);
943 struct qtnf_vif *vif;
944 int ret = 0;
945
946 vif = qtnf_mac_get_base_vif(mac);
947 if (!vif) {
948 pr_err("MAC%u: primary VIF is not configured\n", mac->macid);
949 ret = -EFAULT;
950 goto exit;
951 }
952
953 if (!wowlan) {
954 pr_debug("WoWLAN triggers are not enabled\n");
955 qtnf_virtual_intf_cleanup(ndev: vif->netdev);
956 goto exit;
957 }
958
959 qtnf_scan_done(mac: vif->mac, aborted: true);
960
961 ret = qtnf_cmd_send_wowlan_set(vif, wowl: wowlan);
962 if (ret) {
963 pr_err("MAC%u: failed to set WoWLAN triggers\n",
964 mac->macid);
965 goto exit;
966 }
967
968exit:
969 return ret;
970}
971
972static int qtnf_resume(struct wiphy *wiphy)
973{
974 struct qtnf_wmac *mac = wiphy_priv(wiphy);
975 struct qtnf_vif *vif;
976 int ret = 0;
977
978 vif = qtnf_mac_get_base_vif(mac);
979 if (!vif) {
980 pr_err("MAC%u: primary VIF is not configured\n", mac->macid);
981 return -EFAULT;
982 }
983
984 ret = qtnf_cmd_send_wowlan_set(vif, NULL);
985 if (ret)
986 pr_err("MAC%u: failed to reset WoWLAN triggers\n",
987 mac->macid);
988
989 return ret;
990}
991
992static void qtnf_set_wakeup(struct wiphy *wiphy, bool enabled)
993{
994 struct qtnf_wmac *mac = wiphy_priv(wiphy);
995 struct qtnf_bus *bus = mac->bus;
996
997 device_set_wakeup_enable(dev: bus->dev, enable: enabled);
998}
999#endif
1000
1001static struct cfg80211_ops qtn_cfg80211_ops = {
1002 .add_virtual_intf = qtnf_add_virtual_intf,
1003 .change_virtual_intf = qtnf_change_virtual_intf,
1004 .del_virtual_intf = qtnf_del_virtual_intf,
1005 .start_ap = qtnf_start_ap,
1006 .change_beacon = qtnf_change_beacon,
1007 .stop_ap = qtnf_stop_ap,
1008 .set_wiphy_params = qtnf_set_wiphy_params,
1009 .update_mgmt_frame_registrations =
1010 qtnf_update_mgmt_frame_registrations,
1011 .mgmt_tx = qtnf_mgmt_tx,
1012 .change_station = qtnf_change_station,
1013 .del_station = qtnf_del_station,
1014 .get_station = qtnf_get_station,
1015 .dump_station = qtnf_dump_station,
1016 .add_key = qtnf_add_key,
1017 .del_key = qtnf_del_key,
1018 .set_default_key = qtnf_set_default_key,
1019 .set_default_mgmt_key = qtnf_set_default_mgmt_key,
1020 .scan = qtnf_scan,
1021 .connect = qtnf_connect,
1022 .external_auth = qtnf_external_auth,
1023 .disconnect = qtnf_disconnect,
1024 .dump_survey = qtnf_dump_survey,
1025 .get_channel = qtnf_get_channel,
1026 .channel_switch = qtnf_channel_switch,
1027 .start_radar_detection = qtnf_start_radar_detection,
1028 .set_mac_acl = qtnf_set_mac_acl,
1029 .set_power_mgmt = qtnf_set_power_mgmt,
1030 .get_tx_power = qtnf_get_tx_power,
1031 .set_tx_power = qtnf_set_tx_power,
1032 .update_owe_info = qtnf_update_owe_info,
1033#ifdef CONFIG_PM
1034 .suspend = qtnf_suspend,
1035 .resume = qtnf_resume,
1036 .set_wakeup = qtnf_set_wakeup,
1037#endif
1038};
1039
1040static void qtnf_cfg80211_reg_notifier(struct wiphy *wiphy,
1041 struct regulatory_request *req)
1042{
1043 struct qtnf_wmac *mac = wiphy_priv(wiphy);
1044 enum nl80211_band band;
1045 int ret;
1046
1047 pr_debug("MAC%u: initiator=%d alpha=%c%c\n", mac->macid, req->initiator,
1048 req->alpha2[0], req->alpha2[1]);
1049
1050 ret = qtnf_cmd_reg_notify(mac, req, slave_radar: qtnf_slave_radar_get(),
1051 dfs_offload: qtnf_dfs_offload_get());
1052 if (ret) {
1053 pr_err("MAC%u: failed to update region to %c%c: %d\n",
1054 mac->macid, req->alpha2[0], req->alpha2[1], ret);
1055 return;
1056 }
1057
1058 for (band = 0; band < NUM_NL80211_BANDS; ++band) {
1059 if (!wiphy->bands[band])
1060 continue;
1061
1062 ret = qtnf_cmd_band_info_get(mac, band: wiphy->bands[band]);
1063 if (ret)
1064 pr_err("MAC%u: failed to update band %u\n",
1065 mac->macid, band);
1066 }
1067}
1068
1069struct wiphy *qtnf_wiphy_allocate(struct qtnf_bus *bus,
1070 struct platform_device *pdev)
1071{
1072 struct wiphy *wiphy;
1073
1074 if (qtnf_dfs_offload_get() &&
1075 qtnf_hwcap_is_set(info: &bus->hw_info, bit: QLINK_HW_CAPAB_DFS_OFFLOAD))
1076 qtn_cfg80211_ops.start_radar_detection = NULL;
1077
1078 if (!qtnf_hwcap_is_set(info: &bus->hw_info, bit: QLINK_HW_CAPAB_PWR_MGMT))
1079 qtn_cfg80211_ops.set_power_mgmt = NULL;
1080
1081 wiphy = wiphy_new(ops: &qtn_cfg80211_ops, sizeof_priv: sizeof(struct qtnf_wmac));
1082 if (!wiphy)
1083 return NULL;
1084
1085 if (pdev)
1086 set_wiphy_dev(wiphy, dev: &pdev->dev);
1087 else
1088 set_wiphy_dev(wiphy, dev: bus->dev);
1089
1090 return wiphy;
1091}
1092
1093static int
1094qtnf_wiphy_setup_if_comb(struct wiphy *wiphy, struct qtnf_mac_info *mac_info)
1095{
1096 struct ieee80211_iface_combination *if_comb;
1097 size_t n_if_comb;
1098 u16 interface_modes = 0;
1099 size_t i, j;
1100
1101 if_comb = mac_info->if_comb;
1102 n_if_comb = mac_info->n_if_comb;
1103
1104 if (!if_comb || !n_if_comb)
1105 return -ENOENT;
1106
1107 for (i = 0; i < n_if_comb; i++) {
1108 if_comb[i].radar_detect_widths = mac_info->radar_detect_widths;
1109
1110 for (j = 0; j < if_comb[i].n_limits; j++)
1111 interface_modes |= if_comb[i].limits[j].types;
1112 }
1113
1114 wiphy->iface_combinations = if_comb;
1115 wiphy->n_iface_combinations = n_if_comb;
1116 wiphy->interface_modes = interface_modes;
1117
1118 return 0;
1119}
1120
1121int qtnf_wiphy_register(struct qtnf_hw_info *hw_info, struct qtnf_wmac *mac)
1122{
1123 struct wiphy *wiphy = priv_to_wiphy(priv: mac);
1124 struct qtnf_mac_info *macinfo = &mac->macinfo;
1125 int ret;
1126 bool regdomain_is_known;
1127
1128 if (!wiphy) {
1129 pr_err("invalid wiphy pointer\n");
1130 return -EFAULT;
1131 }
1132
1133 wiphy->frag_threshold = macinfo->frag_thr;
1134 wiphy->rts_threshold = macinfo->rts_thr;
1135 wiphy->retry_short = macinfo->sretry_limit;
1136 wiphy->retry_long = macinfo->lretry_limit;
1137 wiphy->coverage_class = macinfo->coverage_class;
1138
1139 wiphy->max_scan_ssids =
1140 (macinfo->max_scan_ssids) ? macinfo->max_scan_ssids : 1;
1141 wiphy->max_scan_ie_len = QTNF_MAX_VSIE_LEN;
1142 wiphy->mgmt_stypes = qtnf_mgmt_stypes;
1143 wiphy->max_remain_on_channel_duration = 5000;
1144 wiphy->max_acl_mac_addrs = macinfo->max_acl_mac_addrs;
1145 wiphy->max_num_csa_counters = 2;
1146
1147 ret = qtnf_wiphy_setup_if_comb(wiphy, mac_info: macinfo);
1148 if (ret)
1149 goto out;
1150
1151 /* Initialize cipher suits */
1152 wiphy->cipher_suites = qtnf_cipher_suites;
1153 wiphy->n_cipher_suites = ARRAY_SIZE(qtnf_cipher_suites);
1154 wiphy->signal_type = CFG80211_SIGNAL_TYPE_MBM;
1155 wiphy->flags |= WIPHY_FLAG_HAVE_AP_SME |
1156 WIPHY_FLAG_AP_PROBE_RESP_OFFLOAD |
1157 WIPHY_FLAG_AP_UAPSD |
1158 WIPHY_FLAG_HAS_CHANNEL_SWITCH |
1159 WIPHY_FLAG_4ADDR_STATION |
1160 WIPHY_FLAG_NETNS_OK;
1161 wiphy->flags &= ~WIPHY_FLAG_PS_ON_BY_DEFAULT;
1162
1163 if (qtnf_dfs_offload_get() &&
1164 qtnf_hwcap_is_set(info: hw_info, bit: QLINK_HW_CAPAB_DFS_OFFLOAD))
1165 wiphy_ext_feature_set(wiphy, ftidx: NL80211_EXT_FEATURE_DFS_OFFLOAD);
1166
1167 if (qtnf_hwcap_is_set(info: hw_info, bit: QLINK_HW_CAPAB_SCAN_DWELL))
1168 wiphy_ext_feature_set(wiphy,
1169 ftidx: NL80211_EXT_FEATURE_SET_SCAN_DWELL);
1170
1171 wiphy->probe_resp_offload = NL80211_PROBE_RESP_OFFLOAD_SUPPORT_WPS |
1172 NL80211_PROBE_RESP_OFFLOAD_SUPPORT_WPS2;
1173
1174 wiphy->available_antennas_tx = macinfo->num_tx_chain;
1175 wiphy->available_antennas_rx = macinfo->num_rx_chain;
1176
1177 wiphy->max_ap_assoc_sta = macinfo->max_ap_assoc_sta;
1178 wiphy->ht_capa_mod_mask = &macinfo->ht_cap_mod_mask;
1179 wiphy->vht_capa_mod_mask = &macinfo->vht_cap_mod_mask;
1180
1181 ether_addr_copy(dst: wiphy->perm_addr, src: mac->macaddr);
1182
1183 if (qtnf_hwcap_is_set(info: hw_info, bit: QLINK_HW_CAPAB_STA_INACT_TIMEOUT))
1184 wiphy->features |= NL80211_FEATURE_INACTIVITY_TIMER;
1185
1186 if (qtnf_hwcap_is_set(info: hw_info, bit: QLINK_HW_CAPAB_SCAN_RANDOM_MAC_ADDR))
1187 wiphy->features |= NL80211_FEATURE_SCAN_RANDOM_MAC_ADDR;
1188
1189 if (!qtnf_hwcap_is_set(info: hw_info, bit: QLINK_HW_CAPAB_OBSS_SCAN))
1190 wiphy->features |= NL80211_FEATURE_NEED_OBSS_SCAN;
1191
1192 if (qtnf_hwcap_is_set(info: hw_info, bit: QLINK_HW_CAPAB_SAE))
1193 wiphy->features |= NL80211_FEATURE_SAE;
1194
1195#ifdef CONFIG_PM
1196 if (macinfo->wowlan)
1197 wiphy->wowlan = macinfo->wowlan;
1198#endif
1199
1200 regdomain_is_known = isalpha(mac->rd->alpha2[0]) &&
1201 isalpha(mac->rd->alpha2[1]);
1202
1203 if (qtnf_hwcap_is_set(info: hw_info, bit: QLINK_HW_CAPAB_REG_UPDATE)) {
1204 wiphy->reg_notifier = qtnf_cfg80211_reg_notifier;
1205
1206 if (mac->rd->alpha2[0] == '9' && mac->rd->alpha2[1] == '9') {
1207 wiphy->regulatory_flags |= REGULATORY_CUSTOM_REG |
1208 REGULATORY_STRICT_REG;
1209 wiphy_apply_custom_regulatory(wiphy, regd: mac->rd);
1210 } else if (regdomain_is_known) {
1211 wiphy->regulatory_flags |= REGULATORY_STRICT_REG;
1212 }
1213 } else {
1214 wiphy->regulatory_flags |= REGULATORY_WIPHY_SELF_MANAGED;
1215 }
1216
1217 if (mac->macinfo.extended_capabilities_len) {
1218 wiphy->extended_capabilities =
1219 mac->macinfo.extended_capabilities;
1220 wiphy->extended_capabilities_mask =
1221 mac->macinfo.extended_capabilities_mask;
1222 wiphy->extended_capabilities_len =
1223 mac->macinfo.extended_capabilities_len;
1224 }
1225
1226 strscpy(wiphy->fw_version, hw_info->fw_version,
1227 sizeof(wiphy->fw_version));
1228 wiphy->hw_version = hw_info->hw_version;
1229
1230 ret = wiphy_register(wiphy);
1231 if (ret < 0)
1232 goto out;
1233
1234 if (wiphy->regulatory_flags & REGULATORY_WIPHY_SELF_MANAGED)
1235 ret = regulatory_set_wiphy_regd(wiphy, rd: mac->rd);
1236 else if (regdomain_is_known)
1237 ret = regulatory_hint(wiphy, alpha2: mac->rd->alpha2);
1238
1239out:
1240 return ret;
1241}
1242
1243void qtnf_netdev_updown(struct net_device *ndev, bool up)
1244{
1245 struct qtnf_vif *vif = qtnf_netdev_get_priv(dev: ndev);
1246
1247 if (qtnf_cmd_send_updown_intf(vif, up))
1248 pr_err("failed to send %s command to VIF%u.%u\n",
1249 up ? "UP" : "DOWN", vif->mac->macid, vif->vifid);
1250}
1251
1252void qtnf_virtual_intf_cleanup(struct net_device *ndev)
1253{
1254 struct qtnf_vif *vif = qtnf_netdev_get_priv(dev: ndev);
1255 struct qtnf_wmac *mac = wiphy_priv(wiphy: vif->wdev.wiphy);
1256
1257 if (vif->wdev.iftype == NL80211_IFTYPE_STATION)
1258 qtnf_disconnect(wiphy: vif->wdev.wiphy, dev: ndev,
1259 reason_code: WLAN_REASON_DEAUTH_LEAVING);
1260
1261 qtnf_scan_done(mac, aborted: true);
1262}
1263
1264void qtnf_cfg80211_vif_reset(struct qtnf_vif *vif)
1265{
1266 if (vif->wdev.iftype == NL80211_IFTYPE_STATION)
1267 cfg80211_disconnected(dev: vif->netdev, reason: WLAN_REASON_DEAUTH_LEAVING,
1268 NULL, ie_len: 0, locally_generated: 1, GFP_KERNEL);
1269
1270 cfg80211_shutdown_all_interfaces(wiphy: vif->wdev.wiphy);
1271}
1272
1273void qtnf_band_init_rates(struct ieee80211_supported_band *band)
1274{
1275 switch (band->band) {
1276 case NL80211_BAND_2GHZ:
1277 band->bitrates = qtnf_rates_2g;
1278 band->n_bitrates = ARRAY_SIZE(qtnf_rates_2g);
1279 break;
1280 case NL80211_BAND_5GHZ:
1281 band->bitrates = qtnf_rates_5g;
1282 band->n_bitrates = ARRAY_SIZE(qtnf_rates_5g);
1283 break;
1284 default:
1285 band->bitrates = NULL;
1286 band->n_bitrates = 0;
1287 break;
1288 }
1289}
1290

source code of linux/drivers/net/wireless/quantenna/qtnfmac/cfg80211.c