2 * Copyright (c) 2012-2012 Quantenna Communications, Inc.
5 * This program is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU General Public License
7 * as published by the Free Software Foundation; either version 2
8 * of the License, or (at your option) any later version.
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
17 #include <linux/kernel.h>
18 #include <linux/etherdevice.h>
19 #include <linux/vmalloc.h>
20 #include <linux/ieee80211.h>
21 #include <net/cfg80211.h>
22 #include <net/netlink.h>
30 /* Supported rates to be advertised to the cfg80211 */
31 static struct ieee80211_rate qtnf_rates_2g[] = {
32 {.bitrate = 10, .hw_value = 2, },
33 {.bitrate = 20, .hw_value = 4, },
34 {.bitrate = 55, .hw_value = 11, },
35 {.bitrate = 110, .hw_value = 22, },
36 {.bitrate = 60, .hw_value = 12, },
37 {.bitrate = 90, .hw_value = 18, },
38 {.bitrate = 120, .hw_value = 24, },
39 {.bitrate = 180, .hw_value = 36, },
40 {.bitrate = 240, .hw_value = 48, },
41 {.bitrate = 360, .hw_value = 72, },
42 {.bitrate = 480, .hw_value = 96, },
43 {.bitrate = 540, .hw_value = 108, },
46 /* Supported rates to be advertised to the cfg80211 */
47 static struct ieee80211_rate qtnf_rates_5g[] = {
48 {.bitrate = 60, .hw_value = 12, },
49 {.bitrate = 90, .hw_value = 18, },
50 {.bitrate = 120, .hw_value = 24, },
51 {.bitrate = 180, .hw_value = 36, },
52 {.bitrate = 240, .hw_value = 48, },
53 {.bitrate = 360, .hw_value = 72, },
54 {.bitrate = 480, .hw_value = 96, },
55 {.bitrate = 540, .hw_value = 108, },
58 /* Supported crypto cipher suits to be advertised to cfg80211 */
59 static const u32 qtnf_cipher_suites[] = {
60 WLAN_CIPHER_SUITE_TKIP,
61 WLAN_CIPHER_SUITE_CCMP,
62 WLAN_CIPHER_SUITE_AES_CMAC,
65 /* Supported mgmt frame types to be advertised to cfg80211 */
66 static const struct ieee80211_txrx_stypes
67 qtnf_mgmt_stypes[NUM_NL80211_IFTYPES] = {
68 [NL80211_IFTYPE_STATION] = {
69 .tx = BIT(IEEE80211_STYPE_ACTION >> 4),
70 .rx = BIT(IEEE80211_STYPE_ACTION >> 4) |
71 BIT(IEEE80211_STYPE_PROBE_REQ >> 4),
73 [NL80211_IFTYPE_AP] = {
74 .tx = BIT(IEEE80211_STYPE_ACTION >> 4),
75 .rx = BIT(IEEE80211_STYPE_ACTION >> 4) |
76 BIT(IEEE80211_STYPE_PROBE_REQ >> 4) |
77 BIT(IEEE80211_STYPE_ASSOC_REQ >> 4) |
78 BIT(IEEE80211_STYPE_REASSOC_REQ >> 4) |
79 BIT(IEEE80211_STYPE_AUTH >> 4),
84 qtnf_validate_iface_combinations(struct wiphy *wiphy,
85 struct qtnf_vif *change_vif,
86 enum nl80211_iftype new_type)
88 struct qtnf_wmac *mac;
92 struct iface_combination_params params = {
93 .num_different_channels = 1,
96 mac = wiphy_priv(wiphy);
100 for (i = 0; i < QTNF_MAX_INTF; i++) {
101 vif = &mac->iflist[i];
102 if (vif->wdev.iftype != NL80211_IFTYPE_UNSPECIFIED)
103 params.iftype_num[vif->wdev.iftype]++;
107 params.iftype_num[new_type]++;
108 params.iftype_num[change_vif->wdev.iftype]--;
110 params.iftype_num[new_type]++;
113 ret = cfg80211_check_combinations(wiphy, ¶ms);
119 qtnf_change_virtual_intf(struct wiphy *wiphy,
120 struct net_device *dev,
121 enum nl80211_iftype type,
122 struct vif_params *params)
124 struct qtnf_vif *vif = qtnf_netdev_get_priv(dev);
128 ret = qtnf_validate_iface_combinations(wiphy, vif, type);
130 pr_err("VIF%u.%u combination check: failed to set type %d\n",
131 vif->mac->macid, vif->vifid, type);
136 mac_addr = params->macaddr;
140 qtnf_scan_done(vif->mac, true);
142 ret = qtnf_cmd_send_change_intf_type(vif, type, mac_addr);
144 pr_err("VIF%u.%u: failed to change VIF type: %d\n",
145 vif->mac->macid, vif->vifid, ret);
149 vif->wdev.iftype = type;
153 int qtnf_del_virtual_intf(struct wiphy *wiphy, struct wireless_dev *wdev)
155 struct net_device *netdev = wdev->netdev;
156 struct qtnf_vif *vif;
158 if (WARN_ON(!netdev))
161 vif = qtnf_netdev_get_priv(wdev->netdev);
163 qtnf_scan_done(vif->mac, true);
166 netif_tx_stop_all_queues(netdev);
167 if (netif_carrier_ok(netdev))
168 netif_carrier_off(netdev);
170 if (netdev->reg_state == NETREG_REGISTERED)
171 unregister_netdevice(netdev);
173 if (qtnf_cmd_send_del_intf(vif))
174 pr_err("VIF%u.%u: failed to delete VIF\n", vif->mac->macid,
177 vif->netdev->ieee80211_ptr = NULL;
179 vif->wdev.iftype = NL80211_IFTYPE_UNSPECIFIED;
184 static struct wireless_dev *qtnf_add_virtual_intf(struct wiphy *wiphy,
186 unsigned char name_assign_t,
187 enum nl80211_iftype type,
188 struct vif_params *params)
190 struct qtnf_wmac *mac;
191 struct qtnf_vif *vif;
195 mac = wiphy_priv(wiphy);
198 return ERR_PTR(-EFAULT);
200 ret = qtnf_validate_iface_combinations(wiphy, NULL, type);
202 pr_err("MAC%u invalid combination: failed to add type %d\n",
208 case NL80211_IFTYPE_STATION:
209 case NL80211_IFTYPE_AP:
210 vif = qtnf_mac_get_free_vif(mac);
212 pr_err("MAC%u: no free VIF available\n", mac->macid);
213 return ERR_PTR(-EFAULT);
216 eth_zero_addr(vif->mac_addr);
217 eth_zero_addr(vif->bssid);
218 vif->bss_priority = QTNF_DEF_BSS_PRIORITY;
219 vif->sta_state = QTNF_STA_DISCONNECTED;
220 memset(&vif->wdev, 0, sizeof(vif->wdev));
221 vif->wdev.wiphy = wiphy;
222 vif->wdev.iftype = type;
225 pr_err("MAC%u: unsupported IF type %d\n", mac->macid, type);
226 return ERR_PTR(-ENOTSUPP);
230 mac_addr = params->macaddr;
232 if (qtnf_cmd_send_add_intf(vif, type, mac_addr)) {
233 pr_err("VIF%u.%u: failed to add VIF\n", mac->macid, vif->vifid);
237 if (!is_valid_ether_addr(vif->mac_addr)) {
238 pr_err("VIF%u.%u: FW reported bad MAC: %pM\n",
239 mac->macid, vif->vifid, vif->mac_addr);
243 if (qtnf_core_net_attach(mac, vif, name, name_assign_t)) {
244 pr_err("VIF%u.%u: failed to attach netdev\n", mac->macid,
249 vif->wdev.netdev = vif->netdev;
255 qtnf_cmd_send_del_intf(vif);
257 vif->wdev.iftype = NL80211_IFTYPE_UNSPECIFIED;
259 return ERR_PTR(-EFAULT);
262 static int qtnf_mgmt_set_appie(struct qtnf_vif *vif,
263 const struct cfg80211_beacon_data *info)
267 if (!info->beacon_ies || !info->beacon_ies_len) {
268 ret = qtnf_cmd_send_mgmt_set_appie(vif, QLINK_IE_SET_BEACON_IES,
271 ret = qtnf_cmd_send_mgmt_set_appie(vif, QLINK_IE_SET_BEACON_IES,
273 info->beacon_ies_len);
279 if (!info->proberesp_ies || !info->proberesp_ies_len) {
280 ret = qtnf_cmd_send_mgmt_set_appie(vif,
281 QLINK_IE_SET_PROBE_RESP_IES,
284 ret = qtnf_cmd_send_mgmt_set_appie(vif,
285 QLINK_IE_SET_PROBE_RESP_IES,
287 info->proberesp_ies_len);
293 if (!info->assocresp_ies || !info->assocresp_ies_len) {
294 ret = qtnf_cmd_send_mgmt_set_appie(vif,
295 QLINK_IE_SET_ASSOC_RESP,
298 ret = qtnf_cmd_send_mgmt_set_appie(vif,
299 QLINK_IE_SET_ASSOC_RESP,
301 info->assocresp_ies_len);
308 static int qtnf_change_beacon(struct wiphy *wiphy, struct net_device *dev,
309 struct cfg80211_beacon_data *info)
311 struct qtnf_vif *vif = qtnf_netdev_get_priv(dev);
313 return qtnf_mgmt_set_appie(vif, info);
316 static int qtnf_start_ap(struct wiphy *wiphy, struct net_device *dev,
317 struct cfg80211_ap_settings *settings)
319 struct qtnf_vif *vif = qtnf_netdev_get_priv(dev);
322 ret = qtnf_cmd_send_start_ap(vif, settings);
324 pr_err("VIF%u.%u: failed to start AP\n", vif->mac->macid,
330 static int qtnf_stop_ap(struct wiphy *wiphy, struct net_device *dev)
332 struct qtnf_vif *vif = qtnf_netdev_get_priv(dev);
335 qtnf_scan_done(vif->mac, true);
337 ret = qtnf_cmd_send_stop_ap(vif);
339 pr_err("VIF%u.%u: failed to stop AP operation in FW\n",
340 vif->mac->macid, vif->vifid);
342 netif_carrier_off(vif->netdev);
348 static int qtnf_set_wiphy_params(struct wiphy *wiphy, u32 changed)
350 struct qtnf_wmac *mac = wiphy_priv(wiphy);
351 struct qtnf_vif *vif;
354 vif = qtnf_mac_get_base_vif(mac);
356 pr_err("MAC%u: primary VIF is not configured\n", mac->macid);
360 if (changed & (WIPHY_PARAM_RETRY_LONG | WIPHY_PARAM_RETRY_SHORT)) {
361 pr_err("MAC%u: can't modify retry params\n", mac->macid);
365 ret = qtnf_cmd_send_update_phy_params(mac, changed);
367 pr_err("MAC%u: failed to update PHY params\n", mac->macid);
373 qtnf_mgmt_frame_register(struct wiphy *wiphy, struct wireless_dev *wdev,
374 u16 frame_type, bool reg)
376 struct qtnf_vif *vif = qtnf_netdev_get_priv(wdev->netdev);
379 u16 qlink_frame_type = 0;
381 mgmt_type = (frame_type & IEEE80211_FCTL_STYPE) >> 4;
384 new_mask = vif->mgmt_frames_bitmask | BIT(mgmt_type);
386 new_mask = vif->mgmt_frames_bitmask & ~BIT(mgmt_type);
388 if (new_mask == vif->mgmt_frames_bitmask)
391 switch (frame_type & IEEE80211_FCTL_STYPE) {
392 case IEEE80211_STYPE_REASSOC_REQ:
393 case IEEE80211_STYPE_ASSOC_REQ:
394 qlink_frame_type = QLINK_MGMT_FRAME_ASSOC_REQ;
396 case IEEE80211_STYPE_AUTH:
397 qlink_frame_type = QLINK_MGMT_FRAME_AUTH;
399 case IEEE80211_STYPE_PROBE_REQ:
400 qlink_frame_type = QLINK_MGMT_FRAME_PROBE_REQ;
402 case IEEE80211_STYPE_ACTION:
403 qlink_frame_type = QLINK_MGMT_FRAME_ACTION;
406 pr_warn("VIF%u.%u: unsupported frame type: %X\n",
407 vif->mac->macid, vif->vifid,
408 (frame_type & IEEE80211_FCTL_STYPE) >> 4);
412 if (qtnf_cmd_send_register_mgmt(vif, qlink_frame_type, reg)) {
413 pr_warn("VIF%u.%u: failed to %sregister mgmt frame type 0x%x\n",
414 vif->mac->macid, vif->vifid, reg ? "" : "un",
419 vif->mgmt_frames_bitmask = new_mask;
420 pr_debug("VIF%u.%u: %sregistered mgmt frame type 0x%x\n",
421 vif->mac->macid, vif->vifid, reg ? "" : "un", frame_type);
425 qtnf_mgmt_tx(struct wiphy *wiphy, struct wireless_dev *wdev,
426 struct cfg80211_mgmt_tx_params *params, u64 *cookie)
428 struct qtnf_vif *vif = qtnf_netdev_get_priv(wdev->netdev);
429 const struct ieee80211_mgmt *mgmt_frame = (void *)params->buf;
430 u32 short_cookie = prandom_u32();
434 *cookie = short_cookie;
437 flags |= QLINK_MGMT_FRAME_TX_FLAG_OFFCHAN;
440 flags |= QLINK_MGMT_FRAME_TX_FLAG_NO_CCK;
442 if (params->dont_wait_for_ack)
443 flags |= QLINK_MGMT_FRAME_TX_FLAG_ACK_NOWAIT;
445 /* If channel is not specified, pass "freq = 0" to tell device
446 * firmware to use current channel.
449 freq = params->chan->center_freq;
453 pr_debug("%s freq:%u; FC:%.4X; DA:%pM; len:%zu; C:%.8X; FL:%.4X\n",
454 wdev->netdev->name, freq,
455 le16_to_cpu(mgmt_frame->frame_control), mgmt_frame->da,
456 params->len, short_cookie, flags);
458 return qtnf_cmd_send_mgmt_frame(vif, short_cookie, flags,
460 params->buf, params->len);
464 qtnf_get_station(struct wiphy *wiphy, struct net_device *dev,
465 const u8 *mac, struct station_info *sinfo)
467 struct qtnf_vif *vif = qtnf_netdev_get_priv(dev);
469 sinfo->generation = vif->generation;
470 return qtnf_cmd_get_sta_info(vif, mac, sinfo);
474 qtnf_dump_station(struct wiphy *wiphy, struct net_device *dev,
475 int idx, u8 *mac, struct station_info *sinfo)
477 struct qtnf_vif *vif = qtnf_netdev_get_priv(dev);
478 const struct qtnf_sta_node *sta_node;
481 sta_node = qtnf_sta_list_lookup_index(&vif->sta_list, idx);
483 if (unlikely(!sta_node))
486 ether_addr_copy(mac, sta_node->mac_addr);
488 ret = qtnf_cmd_get_sta_info(vif, sta_node->mac_addr, sinfo);
490 if (unlikely(ret == -ENOENT)) {
491 qtnf_sta_list_del(vif, mac);
492 cfg80211_del_sta(vif->netdev, mac, GFP_KERNEL);
496 sinfo->generation = vif->generation;
501 static int qtnf_add_key(struct wiphy *wiphy, struct net_device *dev,
502 u8 key_index, bool pairwise, const u8 *mac_addr,
503 struct key_params *params)
505 struct qtnf_vif *vif = qtnf_netdev_get_priv(dev);
508 ret = qtnf_cmd_send_add_key(vif, key_index, pairwise, mac_addr, params);
510 pr_err("VIF%u.%u: failed to add key: cipher=%x idx=%u pw=%u\n",
511 vif->mac->macid, vif->vifid, params->cipher, key_index,
517 static int qtnf_del_key(struct wiphy *wiphy, struct net_device *dev,
518 u8 key_index, bool pairwise, const u8 *mac_addr)
520 struct qtnf_vif *vif = qtnf_netdev_get_priv(dev);
523 ret = qtnf_cmd_send_del_key(vif, key_index, pairwise, mac_addr);
525 pr_err("VIF%u.%u: failed to delete key: idx=%u pw=%u\n",
526 vif->mac->macid, vif->vifid, key_index, pairwise);
531 static int qtnf_set_default_key(struct wiphy *wiphy, struct net_device *dev,
532 u8 key_index, bool unicast, bool multicast)
534 struct qtnf_vif *vif = qtnf_netdev_get_priv(dev);
537 ret = qtnf_cmd_send_set_default_key(vif, key_index, unicast, multicast);
539 pr_err("VIF%u.%u: failed to set dflt key: idx=%u uc=%u mc=%u\n",
540 vif->mac->macid, vif->vifid, key_index, unicast,
547 qtnf_set_default_mgmt_key(struct wiphy *wiphy, struct net_device *dev,
550 struct qtnf_vif *vif = qtnf_netdev_get_priv(dev);
553 ret = qtnf_cmd_send_set_default_mgmt_key(vif, key_index);
555 pr_err("VIF%u.%u: failed to set default MGMT key: idx=%u\n",
556 vif->mac->macid, vif->vifid, key_index);
562 qtnf_change_station(struct wiphy *wiphy, struct net_device *dev,
563 const u8 *mac, struct station_parameters *params)
565 struct qtnf_vif *vif = qtnf_netdev_get_priv(dev);
568 ret = qtnf_cmd_send_change_sta(vif, mac, params);
570 pr_err("VIF%u.%u: failed to change STA %pM\n",
571 vif->mac->macid, vif->vifid, mac);
577 qtnf_del_station(struct wiphy *wiphy, struct net_device *dev,
578 struct station_del_parameters *params)
580 struct qtnf_vif *vif = qtnf_netdev_get_priv(dev);
584 (vif->wdev.iftype == NL80211_IFTYPE_AP) &&
585 !is_broadcast_ether_addr(params->mac) &&
586 !qtnf_sta_list_lookup(&vif->sta_list, params->mac))
589 ret = qtnf_cmd_send_del_sta(vif, params);
591 pr_err("VIF%u.%u: failed to delete STA %pM\n",
592 vif->mac->macid, vif->vifid, params->mac);
597 qtnf_scan(struct wiphy *wiphy, struct cfg80211_scan_request *request)
599 struct qtnf_wmac *mac = wiphy_priv(wiphy);
601 cancel_delayed_work_sync(&mac->scan_timeout);
603 mac->scan_req = request;
605 if (qtnf_cmd_send_scan(mac)) {
606 pr_err("MAC%u: failed to start scan\n", mac->macid);
607 mac->scan_req = NULL;
611 queue_delayed_work(mac->bus->workqueue, &mac->scan_timeout,
612 QTNF_SCAN_TIMEOUT_SEC * HZ);
618 qtnf_connect(struct wiphy *wiphy, struct net_device *dev,
619 struct cfg80211_connect_params *sme)
621 struct qtnf_vif *vif = qtnf_netdev_get_priv(dev);
624 if (vif->wdev.iftype != NL80211_IFTYPE_STATION)
627 if (vif->sta_state != QTNF_STA_DISCONNECTED)
631 ether_addr_copy(vif->bssid, sme->bssid);
633 eth_zero_addr(vif->bssid);
635 ret = qtnf_cmd_send_connect(vif, sme);
637 pr_err("VIF%u.%u: failed to connect\n", vif->mac->macid,
642 vif->sta_state = QTNF_STA_CONNECTING;
647 qtnf_disconnect(struct wiphy *wiphy, struct net_device *dev,
650 struct qtnf_wmac *mac = wiphy_priv(wiphy);
651 struct qtnf_vif *vif;
654 vif = qtnf_mac_get_base_vif(mac);
656 pr_err("MAC%u: primary VIF is not configured\n", mac->macid);
660 if (vif->wdev.iftype != NL80211_IFTYPE_STATION) {
665 qtnf_scan_done(mac, true);
667 if (vif->sta_state == QTNF_STA_DISCONNECTED)
670 ret = qtnf_cmd_send_disconnect(vif, reason_code);
672 pr_err("VIF%u.%u: failed to disconnect\n", mac->macid,
678 if (vif->sta_state == QTNF_STA_CONNECTING)
679 vif->sta_state = QTNF_STA_DISCONNECTED;
685 qtnf_dump_survey(struct wiphy *wiphy, struct net_device *dev,
686 int idx, struct survey_info *survey)
688 struct qtnf_wmac *mac = wiphy_priv(wiphy);
689 struct wireless_dev *wdev = dev->ieee80211_ptr;
690 struct ieee80211_supported_band *sband;
691 const struct cfg80211_chan_def *chandef = &wdev->chandef;
692 struct ieee80211_channel *chan;
693 struct qtnf_chan_stats stats;
694 struct qtnf_vif *vif;
697 vif = qtnf_netdev_get_priv(dev);
699 sband = wiphy->bands[NL80211_BAND_2GHZ];
700 if (sband && idx >= sband->n_channels) {
701 idx -= sband->n_channels;
706 sband = wiphy->bands[NL80211_BAND_5GHZ];
708 if (!sband || idx >= sband->n_channels)
711 chan = &sband->channels[idx];
712 memset(&stats, 0, sizeof(stats));
714 survey->channel = chan;
715 survey->filled = 0x0;
718 if (chan->hw_value == chandef->chan->hw_value)
719 survey->filled = SURVEY_INFO_IN_USE;
722 ret = qtnf_cmd_get_chan_stats(mac, chan->hw_value, &stats);
725 if (unlikely(stats.chan_num != chan->hw_value)) {
726 pr_err("received stats for channel %d instead of %d\n",
727 stats.chan_num, chan->hw_value);
732 survey->filled |= SURVEY_INFO_TIME |
733 SURVEY_INFO_TIME_SCAN |
734 SURVEY_INFO_TIME_BUSY |
735 SURVEY_INFO_TIME_RX |
736 SURVEY_INFO_TIME_TX |
737 SURVEY_INFO_NOISE_DBM;
739 survey->time_scan = stats.cca_try;
740 survey->time = stats.cca_try;
741 survey->time_tx = stats.cca_tx;
742 survey->time_rx = stats.cca_rx;
743 survey->time_busy = stats.cca_busy;
744 survey->noise = stats.chan_noise;
747 pr_debug("no stats for channel %u\n", chan->hw_value);
751 pr_debug("failed to get chan(%d) stats from card\n",
761 qtnf_get_channel(struct wiphy *wiphy, struct wireless_dev *wdev,
762 struct cfg80211_chan_def *chandef)
764 struct net_device *ndev = wdev->netdev;
765 struct qtnf_vif *vif;
771 vif = qtnf_netdev_get_priv(wdev->netdev);
773 ret = qtnf_cmd_get_channel(vif, chandef);
775 pr_err("%s: failed to get channel: %d\n", ndev->name, ret);
779 if (!cfg80211_chandef_valid(chandef)) {
780 pr_err("%s: bad channel freq=%u cf1=%u cf2=%u bw=%u\n",
781 ndev->name, chandef->chan->center_freq,
782 chandef->center_freq1, chandef->center_freq2,
791 static int qtnf_channel_switch(struct wiphy *wiphy, struct net_device *dev,
792 struct cfg80211_csa_settings *params)
794 struct qtnf_vif *vif = qtnf_netdev_get_priv(dev);
797 pr_debug("%s: chan(%u) count(%u) radar(%u) block_tx(%u)\n", dev->name,
798 params->chandef.chan->hw_value, params->count,
799 params->radar_required, params->block_tx);
801 if (!cfg80211_chandef_valid(¶ms->chandef)) {
802 pr_err("%s: invalid channel\n", dev->name);
806 ret = qtnf_cmd_send_chan_switch(vif, params);
808 pr_warn("%s: failed to switch to channel (%u)\n",
809 dev->name, params->chandef.chan->hw_value);
814 static int qtnf_start_radar_detection(struct wiphy *wiphy,
815 struct net_device *ndev,
816 struct cfg80211_chan_def *chandef,
819 struct qtnf_vif *vif = qtnf_netdev_get_priv(ndev);
822 if (wiphy_ext_feature_isset(wiphy, NL80211_EXT_FEATURE_DFS_OFFLOAD))
825 ret = qtnf_cmd_start_cac(vif, chandef, cac_time_ms);
827 pr_err("%s: failed to start CAC ret=%d\n", ndev->name, ret);
832 static int qtnf_set_mac_acl(struct wiphy *wiphy,
833 struct net_device *dev,
834 const struct cfg80211_acl_data *params)
836 struct qtnf_vif *vif = qtnf_netdev_get_priv(dev);
839 ret = qtnf_cmd_set_mac_acl(vif, params);
841 pr_err("%s: failed to set mac ACL ret=%d\n", dev->name, ret);
846 static struct cfg80211_ops qtn_cfg80211_ops = {
847 .add_virtual_intf = qtnf_add_virtual_intf,
848 .change_virtual_intf = qtnf_change_virtual_intf,
849 .del_virtual_intf = qtnf_del_virtual_intf,
850 .start_ap = qtnf_start_ap,
851 .change_beacon = qtnf_change_beacon,
852 .stop_ap = qtnf_stop_ap,
853 .set_wiphy_params = qtnf_set_wiphy_params,
854 .mgmt_frame_register = qtnf_mgmt_frame_register,
855 .mgmt_tx = qtnf_mgmt_tx,
856 .change_station = qtnf_change_station,
857 .del_station = qtnf_del_station,
858 .get_station = qtnf_get_station,
859 .dump_station = qtnf_dump_station,
860 .add_key = qtnf_add_key,
861 .del_key = qtnf_del_key,
862 .set_default_key = qtnf_set_default_key,
863 .set_default_mgmt_key = qtnf_set_default_mgmt_key,
865 .connect = qtnf_connect,
866 .disconnect = qtnf_disconnect,
867 .dump_survey = qtnf_dump_survey,
868 .get_channel = qtnf_get_channel,
869 .channel_switch = qtnf_channel_switch,
870 .start_radar_detection = qtnf_start_radar_detection,
871 .set_mac_acl = qtnf_set_mac_acl,
874 static void qtnf_cfg80211_reg_notifier(struct wiphy *wiphy_in,
875 struct regulatory_request *req)
877 struct qtnf_wmac *mac = wiphy_priv(wiphy_in);
878 struct qtnf_bus *bus = mac->bus;
880 unsigned int mac_idx;
881 enum nl80211_band band;
884 pr_debug("MAC%u: initiator=%d alpha=%c%c\n", mac->macid, req->initiator,
885 req->alpha2[0], req->alpha2[1]);
887 ret = qtnf_cmd_reg_notify(bus, req);
889 if (ret != -EOPNOTSUPP && ret != -EALREADY)
890 pr_err("failed to update reg domain to %c%c\n",
891 req->alpha2[0], req->alpha2[1]);
895 for (mac_idx = 0; mac_idx < QTNF_MAX_MAC; ++mac_idx) {
896 if (!(bus->hw_info.mac_bitmap & (1 << mac_idx)))
899 mac = bus->mac[mac_idx];
903 wiphy = priv_to_wiphy(mac);
905 for (band = 0; band < NUM_NL80211_BANDS; ++band) {
906 if (!wiphy->bands[band])
909 ret = qtnf_cmd_band_info_get(mac, wiphy->bands[band]);
911 pr_err("failed to get chan info for mac %u band %u\n",
917 struct wiphy *qtnf_wiphy_allocate(struct qtnf_bus *bus)
921 if (bus->hw_info.hw_capab & QLINK_HW_CAPAB_DFS_OFFLOAD)
922 qtn_cfg80211_ops.start_radar_detection = NULL;
924 wiphy = wiphy_new(&qtn_cfg80211_ops, sizeof(struct qtnf_wmac));
928 set_wiphy_dev(wiphy, bus->dev);
934 qtnf_wiphy_setup_if_comb(struct wiphy *wiphy, struct qtnf_mac_info *mac_info)
936 struct ieee80211_iface_combination *if_comb;
938 u16 interface_modes = 0;
941 if_comb = mac_info->if_comb;
942 n_if_comb = mac_info->n_if_comb;
944 if (!if_comb || !n_if_comb)
947 for (i = 0; i < n_if_comb; i++) {
948 if_comb[i].radar_detect_widths = mac_info->radar_detect_widths;
950 for (j = 0; j < if_comb[i].n_limits; j++)
951 interface_modes |= if_comb[i].limits[j].types;
954 wiphy->iface_combinations = if_comb;
955 wiphy->n_iface_combinations = n_if_comb;
956 wiphy->interface_modes = interface_modes;
961 int qtnf_wiphy_register(struct qtnf_hw_info *hw_info, struct qtnf_wmac *mac)
963 struct wiphy *wiphy = priv_to_wiphy(mac);
964 struct qtnf_mac_info *macinfo = &mac->macinfo;
968 pr_err("invalid wiphy pointer\n");
972 wiphy->frag_threshold = macinfo->frag_thr;
973 wiphy->rts_threshold = macinfo->rts_thr;
974 wiphy->retry_short = macinfo->sretry_limit;
975 wiphy->retry_long = macinfo->lretry_limit;
976 wiphy->coverage_class = macinfo->coverage_class;
978 wiphy->max_scan_ssids = QTNF_MAX_SSID_LIST_LENGTH;
979 wiphy->max_scan_ie_len = QTNF_MAX_VSIE_LEN;
980 wiphy->mgmt_stypes = qtnf_mgmt_stypes;
981 wiphy->max_remain_on_channel_duration = 5000;
982 wiphy->max_acl_mac_addrs = macinfo->max_acl_mac_addrs;
983 wiphy->max_num_csa_counters = 2;
985 ret = qtnf_wiphy_setup_if_comb(wiphy, macinfo);
989 /* Initialize cipher suits */
990 wiphy->cipher_suites = qtnf_cipher_suites;
991 wiphy->n_cipher_suites = ARRAY_SIZE(qtnf_cipher_suites);
992 wiphy->signal_type = CFG80211_SIGNAL_TYPE_MBM;
993 wiphy->flags |= WIPHY_FLAG_HAVE_AP_SME |
994 WIPHY_FLAG_AP_PROBE_RESP_OFFLOAD |
995 WIPHY_FLAG_AP_UAPSD |
996 WIPHY_FLAG_HAS_CHANNEL_SWITCH;
998 if (hw_info->hw_capab & QLINK_HW_CAPAB_DFS_OFFLOAD)
999 wiphy_ext_feature_set(wiphy, NL80211_EXT_FEATURE_DFS_OFFLOAD);
1001 wiphy->probe_resp_offload = NL80211_PROBE_RESP_OFFLOAD_SUPPORT_WPS |
1002 NL80211_PROBE_RESP_OFFLOAD_SUPPORT_WPS2;
1004 wiphy->available_antennas_tx = macinfo->num_tx_chain;
1005 wiphy->available_antennas_rx = macinfo->num_rx_chain;
1007 wiphy->max_ap_assoc_sta = macinfo->max_ap_assoc_sta;
1008 wiphy->ht_capa_mod_mask = &macinfo->ht_cap_mod_mask;
1009 wiphy->vht_capa_mod_mask = &macinfo->vht_cap_mod_mask;
1011 ether_addr_copy(wiphy->perm_addr, mac->macaddr);
1013 if (hw_info->hw_capab & QLINK_HW_CAPAB_STA_INACT_TIMEOUT)
1014 wiphy->features |= NL80211_FEATURE_INACTIVITY_TIMER;
1016 if (hw_info->hw_capab & QLINK_HW_CAPAB_REG_UPDATE) {
1017 wiphy->regulatory_flags |= REGULATORY_STRICT_REG |
1018 REGULATORY_CUSTOM_REG;
1019 wiphy->reg_notifier = qtnf_cfg80211_reg_notifier;
1020 wiphy_apply_custom_regulatory(wiphy, hw_info->rd);
1022 wiphy->regulatory_flags |= REGULATORY_WIPHY_SELF_MANAGED;
1025 strlcpy(wiphy->fw_version, hw_info->fw_version,
1026 sizeof(wiphy->fw_version));
1027 wiphy->hw_version = hw_info->hw_version;
1029 ret = wiphy_register(wiphy);
1033 if (wiphy->regulatory_flags & REGULATORY_WIPHY_SELF_MANAGED)
1034 ret = regulatory_set_wiphy_regd(wiphy, hw_info->rd);
1035 else if (isalpha(hw_info->rd->alpha2[0]) &&
1036 isalpha(hw_info->rd->alpha2[1]))
1037 ret = regulatory_hint(wiphy, hw_info->rd->alpha2);
1043 void qtnf_netdev_updown(struct net_device *ndev, bool up)
1045 struct qtnf_vif *vif = qtnf_netdev_get_priv(ndev);
1047 if (qtnf_cmd_send_updown_intf(vif, up))
1048 pr_err("failed to send up/down command to FW\n");
1051 void qtnf_virtual_intf_cleanup(struct net_device *ndev)
1053 struct qtnf_vif *vif = qtnf_netdev_get_priv(ndev);
1054 struct qtnf_wmac *mac = wiphy_priv(vif->wdev.wiphy);
1056 if (vif->wdev.iftype == NL80211_IFTYPE_STATION) {
1057 switch (vif->sta_state) {
1058 case QTNF_STA_DISCONNECTED:
1060 case QTNF_STA_CONNECTING:
1061 cfg80211_connect_result(vif->netdev,
1062 vif->bssid, NULL, 0,
1064 WLAN_STATUS_UNSPECIFIED_FAILURE,
1066 qtnf_disconnect(vif->wdev.wiphy, ndev,
1067 WLAN_REASON_DEAUTH_LEAVING);
1069 case QTNF_STA_CONNECTED:
1070 cfg80211_disconnected(vif->netdev,
1071 WLAN_REASON_DEAUTH_LEAVING,
1072 NULL, 0, 1, GFP_KERNEL);
1073 qtnf_disconnect(vif->wdev.wiphy, ndev,
1074 WLAN_REASON_DEAUTH_LEAVING);
1078 vif->sta_state = QTNF_STA_DISCONNECTED;
1081 qtnf_scan_done(mac, true);
1084 void qtnf_cfg80211_vif_reset(struct qtnf_vif *vif)
1086 if (vif->wdev.iftype == NL80211_IFTYPE_STATION) {
1087 switch (vif->sta_state) {
1088 case QTNF_STA_CONNECTING:
1089 cfg80211_connect_result(vif->netdev,
1090 vif->bssid, NULL, 0,
1092 WLAN_STATUS_UNSPECIFIED_FAILURE,
1095 case QTNF_STA_CONNECTED:
1096 cfg80211_disconnected(vif->netdev,
1097 WLAN_REASON_DEAUTH_LEAVING,
1098 NULL, 0, 1, GFP_KERNEL);
1100 case QTNF_STA_DISCONNECTED:
1105 cfg80211_shutdown_all_interfaces(vif->wdev.wiphy);
1106 vif->sta_state = QTNF_STA_DISCONNECTED;
1109 void qtnf_band_init_rates(struct ieee80211_supported_band *band)
1111 switch (band->band) {
1112 case NL80211_BAND_2GHZ:
1113 band->bitrates = qtnf_rates_2g;
1114 band->n_bitrates = ARRAY_SIZE(qtnf_rates_2g);
1116 case NL80211_BAND_5GHZ:
1117 band->bitrates = qtnf_rates_5g;
1118 band->n_bitrates = ARRAY_SIZE(qtnf_rates_5g);
1121 band->bitrates = NULL;
1122 band->n_bitrates = 0;