drivers/net/wireless/quantenna/qtnfmac/cfg80211.c

   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 */
  18 static 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 */
  34 static 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 */
  46 static 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 */
  53 static const struct ieee80211_txrx_stypes
  54 qtnf_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
  73 static int
  74 qtnf_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);
 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
 123 static int
 124 qtnf_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, vif, 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(vif->mac, true);
 147
 148         ret = qtnf_cmd_send_change_intf_type(vif, 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
 159 int 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(wdev->netdev);
 169
 170         qtnf_scan_done(vif->mac, true);
 171
 172         /* Stop data */
 173         netif_tx_stop_all_queues(netdev);
 174         if (netif_carrier_ok(netdev))
 175                 netif_carrier_off(netdev);
 176
 177         while ((skb = skb_dequeue(&vif->high_pri_tx_queue)))
 178                 dev_kfree_skb_any(skb);
 179
 180         cancel_work_sync(&vif->high_pri_tx_work);
 181
 182         if (netdev->reg_state == NETREG_REGISTERED)
 183                 cfg80211_unregister_netdevice(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
 196 static 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(-EFAULT);
 212
 213         ret = qtnf_validate_iface_combinations(wiphy, NULL, 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(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(-EFAULT);
 227                 }
 228
 229                 eth_zero_addr(vif->mac_addr);
 230                 eth_zero_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(-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, 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(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, vif, name, 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(&mac->bus->hw_info, QLINK_HW_CAPAB_HW_BRIDGE)) {
 268                 ret = qtnf_cmd_netdev_changeupper(vif, vif->netdev->ifindex);
 269                 if (ret) {
 270                         cfg80211_unregister_netdevice(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
 279 error_del_vif:
 280         qtnf_cmd_send_del_intf(vif);
 281 err_cmd:
 282         vif->wdev.iftype = NL80211_IFTYPE_UNSPECIFIED;
 283
 284         return ERR_PTR(ret);
 285 }
 286
 287 static 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, QLINK_IE_SET_BEACON_IES,
 294                                                    NULL, 0);
 295         } else {
 296                 ret = qtnf_cmd_send_mgmt_set_appie(vif, QLINK_IE_SET_BEACON_IES,
 297                                                    info->beacon_ies,
 298                                                    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                                                    QLINK_IE_SET_PROBE_RESP_IES,
 307                                                    NULL, 0);
 308         } else {
 309                 ret = qtnf_cmd_send_mgmt_set_appie(vif,
 310                                                    QLINK_IE_SET_PROBE_RESP_IES,
 311                                                    info->proberesp_ies,
 312                                                    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                                                    QLINK_IE_SET_ASSOC_RESP,
 321                                                    NULL, 0);
 322         } else {
 323                 ret = qtnf_cmd_send_mgmt_set_appie(vif,
 324                                                    QLINK_IE_SET_ASSOC_RESP,
 325                                                    info->assocresp_ies,
 326                                                    info->assocresp_ies_len);
 327         }
 328
 329 out:
 330         return ret;
 331 }
 332
 333 static 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->beacon);
 339 }
 340
 341 static 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, 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
 355 static 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(vif->mac, 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(vif->netdev);
 369
 370         return ret;
 371 }
 372
 373 static 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
 392 static void
 393 qtnf_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(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, 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
 446 static int
 447 qtnf_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(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, short_cookie, flags,
 481                                    freq, params->buf, params->len);
 482 }
 483
 484 static int
 485 qtnf_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, mac, sinfo);
 492 }
 493
 494 static int
 495 qtnf_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(mac, vif->bssid);
 508                 break;
 509         case NL80211_IFTYPE_AP:
 510                 sta_node = qtnf_sta_list_lookup_index(&vif->sta_list, idx);
 511                 if (unlikely(!sta_node))
 512                         return -ENOENT;
 513
 514                 ether_addr_copy(mac, sta_node->mac_addr);
 515                 break;
 516         default:
 517                 return -ENOTSUPP;
 518         }
 519
 520         ret = qtnf_cmd_get_sta_info(vif, mac, sinfo);
 521
 522         if (vif->wdev.iftype == NL80211_IFTYPE_AP) {
 523                 if (ret == -ENOENT) {
 524                         cfg80211_del_sta(vif->netdev, mac, GFP_KERNEL);
 525                         sinfo->filled = 0;
 526                 }
 527         }
 528
 529         sinfo->generation = vif->generation;
 530
 531         return ret;
 532 }
 533
 534 static 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
 550 static 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
 572 static 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
 588 static int
 589 qtnf_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
 603 static int
 604 qtnf_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
 618 static int
 619 qtnf_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(params->mac) &&
 628             !qtnf_sta_list_lookup(&vif->sta_list, 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
 639 static int
 640 qtnf_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(&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(mac->bus->workqueue, &mac->scan_timeout,
 658                            QTNF_SCAN_TIMEOUT_SEC * HZ);
 659
 660 out:
 661         return ret;
 662 }
 663
 664 static int
 665 qtnf_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(vif->bssid, sme->bssid);
 682         else
 683                 eth_zero_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
 693 static int
 694 qtnf_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(vif->bssid, 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
 712 static int
 713 qtnf_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(vif->netdev);
 736                 cfg80211_disconnected(vif->netdev, reason_code,
 737                                       NULL, 0, true, GFP_KERNEL);
 738         }
 739
 740         return ret;
 741 }
 742
 743 static int
 744 qtnf_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, 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->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
 781 static int
 782 qtnf_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(wdev->netdev);
 793
 794         ret = qtnf_cmd_get_channel(vif, 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
 810 out:
 811         return ret;
 812 }
 813
 814 static 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(&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
 837 static 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(ndev);
 843         int ret;
 844
 845         if (wiphy_ext_feature_isset(wiphy, NL80211_EXT_FEATURE_DFS_OFFLOAD))
 846                 return -ENOTSUPP;
 847
 848         ret = qtnf_cmd_start_cac(vif, 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
 855 static 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
 869 static 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, 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
 883 static 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(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
 896 static 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(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
 922 static 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_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
 940 static 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(vif->netdev);
 956                 goto exit;
 957         }
 958
 959         qtnf_scan_done(vif->mac, true);
 960
 961         ret = qtnf_cmd_send_wowlan_set(vif, wowlan);
 962         if (ret) {
 963                 pr_err("MAC%u: failed to set WoWLAN triggers\n",
 964                        mac->macid);
 965                 goto exit;
 966         }
 967
 968 exit:
 969         return ret;
 970 }
 971
 972 static 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
 992 static 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(bus->dev, enabled);
 998 }
 999 #endif
1000
1001 static 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
1040 static 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, qtnf_slave_radar_get(),
1051                                   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, wiphy->bands[band]);
1063                 if (ret)
1064                         pr_err("MAC%u: failed to update band %u\n",
1065                                mac->macid, band);
1066         }
1067 }
1068
1069 struct 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(&bus->hw_info, QLINK_HW_CAPAB_DFS_OFFLOAD))
1076                 qtn_cfg80211_ops.start_radar_detection = NULL;
1077
1078         if (!qtnf_hwcap_is_set(&bus->hw_info, QLINK_HW_CAPAB_PWR_MGMT))
1079                 qtn_cfg80211_ops.set_power_mgmt = NULL;
1080
1081         wiphy = wiphy_new(&qtn_cfg80211_ops, sizeof(struct qtnf_wmac));
1082         if (!wiphy)
1083                 return NULL;
1084
1085         if (pdev)
1086                 set_wiphy_dev(wiphy, &pdev->dev);
1087         else
1088                 set_wiphy_dev(wiphy, bus->dev);
1089
1090         return wiphy;
1091 }
1092
1093 static int
1094 qtnf_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
1121 int qtnf_wiphy_register(struct qtnf_hw_info *hw_info, struct qtnf_wmac *mac)
1122 {
1123         struct wiphy *wiphy = priv_to_wiphy(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, 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(hw_info, QLINK_HW_CAPAB_DFS_OFFLOAD))
1165                 wiphy_ext_feature_set(wiphy, NL80211_EXT_FEATURE_DFS_OFFLOAD);
1166
1167         if (qtnf_hwcap_is_set(hw_info, QLINK_HW_CAPAB_SCAN_DWELL))
1168                 wiphy_ext_feature_set(wiphy,
1169                                       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(wiphy->perm_addr, mac->macaddr);
1182
1183         if (qtnf_hwcap_is_set(hw_info, QLINK_HW_CAPAB_STA_INACT_TIMEOUT))
1184                 wiphy->features |= NL80211_FEATURE_INACTIVITY_TIMER;
1185
1186         if (qtnf_hwcap_is_set(hw_info, QLINK_HW_CAPAB_SCAN_RANDOM_MAC_ADDR))
1187                 wiphy->features |= NL80211_FEATURE_SCAN_RANDOM_MAC_ADDR;
1188
1189         if (!qtnf_hwcap_is_set(hw_info, QLINK_HW_CAPAB_OBSS_SCAN))
1190                 wiphy->features |= NL80211_FEATURE_NEED_OBSS_SCAN;
1191
1192         if (qtnf_hwcap_is_set(hw_info, 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(hw_info, 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, 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, mac->rd);
1236         else if (regdomain_is_known)
1237                 ret = regulatory_hint(wiphy, mac->rd->alpha2);
1238
1239 out:
1240         return ret;
1241 }
1242
1243 void qtnf_netdev_updown(struct net_device *ndev, bool up)
1244 {
1245         struct qtnf_vif *vif = qtnf_netdev_get_priv(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
1252 void qtnf_virtual_intf_cleanup(struct net_device *ndev)
1253 {
1254         struct qtnf_vif *vif = qtnf_netdev_get_priv(ndev);
1255         struct qtnf_wmac *mac = wiphy_priv(vif->wdev.wiphy);
1256
1257         if (vif->wdev.iftype == NL80211_IFTYPE_STATION)
1258                 qtnf_disconnect(vif->wdev.wiphy, ndev,
1259                                 WLAN_REASON_DEAUTH_LEAVING);
1260
1261         qtnf_scan_done(mac, true);
1262 }
1263
1264 void qtnf_cfg80211_vif_reset(struct qtnf_vif *vif)
1265 {
1266         if (vif->wdev.iftype == NL80211_IFTYPE_STATION)
1267                 cfg80211_disconnected(vif->netdev, WLAN_REASON_DEAUTH_LEAVING,
1268                                       NULL, 0, 1, GFP_KERNEL);
1269
1270         cfg80211_shutdown_all_interfaces(vif->wdev.wiphy);
1271 }
1272
1273 void 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 }