1 /* 2 * Copyright (c) 2012-2017 Qualcomm Atheros, Inc. 3 * Copyright (c) 2018-2019, The Linux Foundation. All rights reserved. 4 * 5 * Permission to use, copy, modify, and/or distribute this software for any 6 * purpose with or without fee is hereby granted, provided that the above 7 * copyright notice and this permission notice appear in all copies. 8 * 9 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 10 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 11 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 12 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 13 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 14 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 15 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 16 */ 17 18 #include <linux/etherdevice.h> 19 #include <linux/moduleparam.h> 20 #include <net/netlink.h> 21 #include <net/cfg80211.h> 22 #include "wil6210.h" 23 #include "wmi.h" 24 #include "fw.h" 25 26 #define WIL_MAX_ROC_DURATION_MS 5000 27 28 bool disable_ap_sme; 29 module_param(disable_ap_sme, bool, 0444); 30 MODULE_PARM_DESC(disable_ap_sme, " let user space handle AP mode SME"); 31 32 #ifdef CONFIG_PM 33 static struct wiphy_wowlan_support wil_wowlan_support = { 34 .flags = WIPHY_WOWLAN_ANY | WIPHY_WOWLAN_DISCONNECT, 35 }; 36 #endif 37 38 #define CHAN60G(_channel, _flags) { \ 39 .band = NL80211_BAND_60GHZ, \ 40 .center_freq = 56160 + (2160 * (_channel)), \ 41 .hw_value = (_channel), \ 42 .flags = (_flags), \ 43 .max_antenna_gain = 0, \ 44 .max_power = 40, \ 45 } 46 47 static struct ieee80211_channel wil_60ghz_channels[] = { 48 CHAN60G(1, 0), 49 CHAN60G(2, 0), 50 CHAN60G(3, 0), 51 CHAN60G(4, 0), 52 }; 53 54 static void 55 wil_memdup_ie(u8 **pdst, size_t *pdst_len, const u8 *src, size_t src_len) 56 { 57 kfree(*pdst); 58 *pdst = NULL; 59 *pdst_len = 0; 60 if (src_len > 0) { 61 *pdst = kmemdup(src, src_len, GFP_KERNEL); 62 if (*pdst) 63 *pdst_len = src_len; 64 } 65 } 66 67 static int wil_num_supported_channels(struct wil6210_priv *wil) 68 { 69 int num_channels = ARRAY_SIZE(wil_60ghz_channels); 70 71 if (!test_bit(WMI_FW_CAPABILITY_CHANNEL_4, wil->fw_capabilities)) 72 num_channels--; 73 74 return num_channels; 75 } 76 77 void update_supported_bands(struct wil6210_priv *wil) 78 { 79 struct wiphy *wiphy = wil_to_wiphy(wil); 80 81 wil_dbg_misc(wil, "update supported bands"); 82 83 wiphy->bands[NL80211_BAND_60GHZ]->n_channels = 84 wil_num_supported_channels(wil); 85 } 86 87 /* Vendor id to be used in vendor specific command and events 88 * to user space. 89 * NOTE: The authoritative place for definition of QCA_NL80211_VENDOR_ID, 90 * vendor subcmd definitions prefixed with QCA_NL80211_VENDOR_SUBCMD, and 91 * qca_wlan_vendor_attr is open source file src/common/qca-vendor.h in 92 * git://w1.fi/srv/git/hostap.git; the values here are just a copy of that 93 */ 94 95 #define QCA_NL80211_VENDOR_ID 0x001374 96 97 #define WIL_MAX_RF_SECTORS (128) 98 #define WIL_CID_ALL (0xff) 99 100 enum qca_wlan_vendor_attr_rf_sector { 101 QCA_ATTR_MAC_ADDR = 6, 102 QCA_ATTR_PAD = 13, 103 QCA_ATTR_TSF = 29, 104 QCA_ATTR_DMG_RF_SECTOR_INDEX = 30, 105 QCA_ATTR_DMG_RF_SECTOR_TYPE = 31, 106 QCA_ATTR_DMG_RF_MODULE_MASK = 32, 107 QCA_ATTR_DMG_RF_SECTOR_CFG = 33, 108 QCA_ATTR_DMG_RF_SECTOR_MAX, 109 }; 110 111 enum qca_wlan_vendor_attr_dmg_rf_sector_type { 112 QCA_ATTR_DMG_RF_SECTOR_TYPE_RX, 113 QCA_ATTR_DMG_RF_SECTOR_TYPE_TX, 114 QCA_ATTR_DMG_RF_SECTOR_TYPE_MAX 115 }; 116 117 enum qca_wlan_vendor_attr_dmg_rf_sector_cfg { 118 QCA_ATTR_DMG_RF_SECTOR_CFG_INVALID = 0, 119 QCA_ATTR_DMG_RF_SECTOR_CFG_MODULE_INDEX, 120 QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE0, 121 QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE1, 122 QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE2, 123 QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_HI, 124 QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_LO, 125 QCA_ATTR_DMG_RF_SECTOR_CFG_DTYPE_X16, 126 127 /* keep last */ 128 QCA_ATTR_DMG_RF_SECTOR_CFG_AFTER_LAST, 129 QCA_ATTR_DMG_RF_SECTOR_CFG_MAX = 130 QCA_ATTR_DMG_RF_SECTOR_CFG_AFTER_LAST - 1 131 }; 132 133 static const struct 134 nla_policy wil_rf_sector_policy[QCA_ATTR_DMG_RF_SECTOR_MAX + 1] = { 135 [QCA_ATTR_MAC_ADDR] = { .len = ETH_ALEN }, 136 [QCA_ATTR_DMG_RF_SECTOR_INDEX] = { .type = NLA_U16 }, 137 [QCA_ATTR_DMG_RF_SECTOR_TYPE] = { .type = NLA_U8 }, 138 [QCA_ATTR_DMG_RF_MODULE_MASK] = { .type = NLA_U32 }, 139 [QCA_ATTR_DMG_RF_SECTOR_CFG] = { .type = NLA_NESTED }, 140 }; 141 142 static const struct 143 nla_policy wil_rf_sector_cfg_policy[QCA_ATTR_DMG_RF_SECTOR_CFG_MAX + 1] = { 144 [QCA_ATTR_DMG_RF_SECTOR_CFG_MODULE_INDEX] = { .type = NLA_U8 }, 145 [QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE0] = { .type = NLA_U32 }, 146 [QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE1] = { .type = NLA_U32 }, 147 [QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE2] = { .type = NLA_U32 }, 148 [QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_HI] = { .type = NLA_U32 }, 149 [QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_LO] = { .type = NLA_U32 }, 150 [QCA_ATTR_DMG_RF_SECTOR_CFG_DTYPE_X16] = { .type = NLA_U32 }, 151 }; 152 153 enum qca_nl80211_vendor_subcmds { 154 QCA_NL80211_VENDOR_SUBCMD_DMG_RF_GET_SECTOR_CFG = 139, 155 QCA_NL80211_VENDOR_SUBCMD_DMG_RF_SET_SECTOR_CFG = 140, 156 QCA_NL80211_VENDOR_SUBCMD_DMG_RF_GET_SELECTED_SECTOR = 141, 157 QCA_NL80211_VENDOR_SUBCMD_DMG_RF_SET_SELECTED_SECTOR = 142, 158 }; 159 160 static int wil_rf_sector_get_cfg(struct wiphy *wiphy, 161 struct wireless_dev *wdev, 162 const void *data, int data_len); 163 static int wil_rf_sector_set_cfg(struct wiphy *wiphy, 164 struct wireless_dev *wdev, 165 const void *data, int data_len); 166 static int wil_rf_sector_get_selected(struct wiphy *wiphy, 167 struct wireless_dev *wdev, 168 const void *data, int data_len); 169 static int wil_rf_sector_set_selected(struct wiphy *wiphy, 170 struct wireless_dev *wdev, 171 const void *data, int data_len); 172 173 /* vendor specific commands */ 174 static const struct wiphy_vendor_command wil_nl80211_vendor_commands[] = { 175 { 176 .info.vendor_id = QCA_NL80211_VENDOR_ID, 177 .info.subcmd = QCA_NL80211_VENDOR_SUBCMD_DMG_RF_GET_SECTOR_CFG, 178 .flags = WIPHY_VENDOR_CMD_NEED_WDEV | 179 WIPHY_VENDOR_CMD_NEED_RUNNING, 180 .policy = wil_rf_sector_policy, 181 .doit = wil_rf_sector_get_cfg 182 }, 183 { 184 .info.vendor_id = QCA_NL80211_VENDOR_ID, 185 .info.subcmd = QCA_NL80211_VENDOR_SUBCMD_DMG_RF_SET_SECTOR_CFG, 186 .flags = WIPHY_VENDOR_CMD_NEED_WDEV | 187 WIPHY_VENDOR_CMD_NEED_RUNNING, 188 .policy = wil_rf_sector_policy, 189 .doit = wil_rf_sector_set_cfg 190 }, 191 { 192 .info.vendor_id = QCA_NL80211_VENDOR_ID, 193 .info.subcmd = 194 QCA_NL80211_VENDOR_SUBCMD_DMG_RF_GET_SELECTED_SECTOR, 195 .flags = WIPHY_VENDOR_CMD_NEED_WDEV | 196 WIPHY_VENDOR_CMD_NEED_RUNNING, 197 .policy = wil_rf_sector_policy, 198 .doit = wil_rf_sector_get_selected 199 }, 200 { 201 .info.vendor_id = QCA_NL80211_VENDOR_ID, 202 .info.subcmd = 203 QCA_NL80211_VENDOR_SUBCMD_DMG_RF_SET_SELECTED_SECTOR, 204 .flags = WIPHY_VENDOR_CMD_NEED_WDEV | 205 WIPHY_VENDOR_CMD_NEED_RUNNING, 206 .policy = wil_rf_sector_policy, 207 .doit = wil_rf_sector_set_selected 208 }, 209 }; 210 211 static struct ieee80211_supported_band wil_band_60ghz = { 212 .channels = wil_60ghz_channels, 213 .n_channels = ARRAY_SIZE(wil_60ghz_channels), 214 .ht_cap = { 215 .ht_supported = true, 216 .cap = 0, /* TODO */ 217 .ampdu_factor = IEEE80211_HT_MAX_AMPDU_64K, /* TODO */ 218 .ampdu_density = IEEE80211_HT_MPDU_DENSITY_8, /* TODO */ 219 .mcs = { 220 /* MCS 1..12 - SC PHY */ 221 .rx_mask = {0xfe, 0x1f}, /* 1..12 */ 222 .tx_params = IEEE80211_HT_MCS_TX_DEFINED, /* TODO */ 223 }, 224 }, 225 }; 226 227 static const struct ieee80211_txrx_stypes 228 wil_mgmt_stypes[NUM_NL80211_IFTYPES] = { 229 [NL80211_IFTYPE_STATION] = { 230 .tx = BIT(IEEE80211_STYPE_ACTION >> 4) | 231 BIT(IEEE80211_STYPE_PROBE_RESP >> 4), 232 .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | 233 BIT(IEEE80211_STYPE_PROBE_REQ >> 4) 234 }, 235 [NL80211_IFTYPE_AP] = { 236 .tx = BIT(IEEE80211_STYPE_ACTION >> 4) | 237 BIT(IEEE80211_STYPE_PROBE_RESP >> 4) | 238 BIT(IEEE80211_STYPE_ASSOC_RESP >> 4) | 239 BIT(IEEE80211_STYPE_DISASSOC >> 4) | 240 BIT(IEEE80211_STYPE_AUTH >> 4) | 241 BIT(IEEE80211_STYPE_REASSOC_RESP >> 4), 242 .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | 243 BIT(IEEE80211_STYPE_PROBE_REQ >> 4) | 244 BIT(IEEE80211_STYPE_ASSOC_REQ >> 4) | 245 BIT(IEEE80211_STYPE_DISASSOC >> 4) | 246 BIT(IEEE80211_STYPE_AUTH >> 4) | 247 BIT(IEEE80211_STYPE_DEAUTH >> 4) | 248 BIT(IEEE80211_STYPE_REASSOC_REQ >> 4) 249 }, 250 [NL80211_IFTYPE_P2P_CLIENT] = { 251 .tx = BIT(IEEE80211_STYPE_ACTION >> 4) | 252 BIT(IEEE80211_STYPE_PROBE_RESP >> 4), 253 .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | 254 BIT(IEEE80211_STYPE_PROBE_REQ >> 4) 255 }, 256 [NL80211_IFTYPE_P2P_GO] = { 257 .tx = BIT(IEEE80211_STYPE_ACTION >> 4) | 258 BIT(IEEE80211_STYPE_PROBE_RESP >> 4), 259 .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | 260 BIT(IEEE80211_STYPE_PROBE_REQ >> 4) 261 }, 262 [NL80211_IFTYPE_P2P_DEVICE] = { 263 .tx = BIT(IEEE80211_STYPE_ACTION >> 4) | 264 BIT(IEEE80211_STYPE_PROBE_RESP >> 4), 265 .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | 266 BIT(IEEE80211_STYPE_PROBE_REQ >> 4) 267 }, 268 }; 269 270 static const u32 wil_cipher_suites[] = { 271 WLAN_CIPHER_SUITE_GCMP, 272 }; 273 274 static const char * const key_usage_str[] = { 275 [WMI_KEY_USE_PAIRWISE] = "PTK", 276 [WMI_KEY_USE_RX_GROUP] = "RX_GTK", 277 [WMI_KEY_USE_TX_GROUP] = "TX_GTK", 278 }; 279 280 int wil_iftype_nl2wmi(enum nl80211_iftype type) 281 { 282 static const struct { 283 enum nl80211_iftype nl; 284 enum wmi_network_type wmi; 285 } __nl2wmi[] = { 286 {NL80211_IFTYPE_ADHOC, WMI_NETTYPE_ADHOC}, 287 {NL80211_IFTYPE_STATION, WMI_NETTYPE_INFRA}, 288 {NL80211_IFTYPE_AP, WMI_NETTYPE_AP}, 289 {NL80211_IFTYPE_P2P_CLIENT, WMI_NETTYPE_P2P}, 290 {NL80211_IFTYPE_P2P_GO, WMI_NETTYPE_P2P}, 291 {NL80211_IFTYPE_MONITOR, WMI_NETTYPE_ADHOC}, /* FIXME */ 292 }; 293 uint i; 294 295 for (i = 0; i < ARRAY_SIZE(__nl2wmi); i++) { 296 if (__nl2wmi[i].nl == type) 297 return __nl2wmi[i].wmi; 298 } 299 300 return -EOPNOTSUPP; 301 } 302 303 int wil_cid_fill_sinfo(struct wil6210_vif *vif, int cid, 304 struct station_info *sinfo) 305 { 306 struct wil6210_priv *wil = vif_to_wil(vif); 307 struct wmi_notify_req_cmd cmd = { 308 .cid = cid, 309 .interval_usec = 0, 310 }; 311 struct { 312 struct wmi_cmd_hdr wmi; 313 struct wmi_notify_req_done_event evt; 314 } __packed reply; 315 struct wil_net_stats *stats = &wil->sta[cid].stats; 316 int rc; 317 318 memset(&reply, 0, sizeof(reply)); 319 320 rc = wmi_call(wil, WMI_NOTIFY_REQ_CMDID, vif->mid, &cmd, sizeof(cmd), 321 WMI_NOTIFY_REQ_DONE_EVENTID, &reply, sizeof(reply), 322 WIL_WMI_CALL_GENERAL_TO_MS); 323 if (rc) 324 return rc; 325 326 wil_dbg_wmi(wil, "Link status for CID %d MID %d: {\n" 327 " MCS %d TSF 0x%016llx\n" 328 " BF status 0x%08x RSSI %d SQI %d%%\n" 329 " Tx Tpt %d goodput %d Rx goodput %d\n" 330 " Sectors(rx:tx) my %d:%d peer %d:%d\n""}\n", 331 cid, vif->mid, le16_to_cpu(reply.evt.bf_mcs), 332 le64_to_cpu(reply.evt.tsf), reply.evt.status, 333 reply.evt.rssi, 334 reply.evt.sqi, 335 le32_to_cpu(reply.evt.tx_tpt), 336 le32_to_cpu(reply.evt.tx_goodput), 337 le32_to_cpu(reply.evt.rx_goodput), 338 le16_to_cpu(reply.evt.my_rx_sector), 339 le16_to_cpu(reply.evt.my_tx_sector), 340 le16_to_cpu(reply.evt.other_rx_sector), 341 le16_to_cpu(reply.evt.other_tx_sector)); 342 343 sinfo->generation = wil->sinfo_gen; 344 345 sinfo->filled = BIT_ULL(NL80211_STA_INFO_RX_BYTES) | 346 BIT_ULL(NL80211_STA_INFO_TX_BYTES) | 347 BIT_ULL(NL80211_STA_INFO_RX_PACKETS) | 348 BIT_ULL(NL80211_STA_INFO_TX_PACKETS) | 349 BIT_ULL(NL80211_STA_INFO_RX_BITRATE) | 350 BIT_ULL(NL80211_STA_INFO_TX_BITRATE) | 351 BIT_ULL(NL80211_STA_INFO_RX_DROP_MISC) | 352 BIT_ULL(NL80211_STA_INFO_TX_FAILED); 353 354 sinfo->txrate.flags = RATE_INFO_FLAGS_60G; 355 sinfo->txrate.mcs = le16_to_cpu(reply.evt.bf_mcs); 356 sinfo->rxrate.mcs = stats->last_mcs_rx; 357 sinfo->rx_bytes = stats->rx_bytes; 358 sinfo->rx_packets = stats->rx_packets; 359 sinfo->rx_dropped_misc = stats->rx_dropped; 360 sinfo->tx_bytes = stats->tx_bytes; 361 sinfo->tx_packets = stats->tx_packets; 362 sinfo->tx_failed = stats->tx_errors; 363 364 if (test_bit(wil_vif_fwconnected, vif->status)) { 365 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_SIGNAL); 366 if (test_bit(WMI_FW_CAPABILITY_RSSI_REPORTING, 367 wil->fw_capabilities)) 368 sinfo->signal = reply.evt.rssi; 369 else 370 sinfo->signal = reply.evt.sqi; 371 } 372 373 return rc; 374 } 375 376 static int wil_cfg80211_get_station(struct wiphy *wiphy, 377 struct net_device *ndev, 378 const u8 *mac, struct station_info *sinfo) 379 { 380 struct wil6210_vif *vif = ndev_to_vif(ndev); 381 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 382 int rc; 383 384 int cid = wil_find_cid(wil, vif->mid, mac); 385 386 wil_dbg_misc(wil, "get_station: %pM CID %d MID %d\n", mac, cid, 387 vif->mid); 388 if (!wil_cid_valid(wil, cid)) 389 return -ENOENT; 390 391 rc = wil_cid_fill_sinfo(vif, cid, sinfo); 392 393 return rc; 394 } 395 396 /* 397 * Find @idx-th active STA for specific MID for station dump. 398 */ 399 static int wil_find_cid_by_idx(struct wil6210_priv *wil, u8 mid, int idx) 400 { 401 int i; 402 403 for (i = 0; i < wil->max_assoc_sta; i++) { 404 if (wil->sta[i].status == wil_sta_unused) 405 continue; 406 if (wil->sta[i].mid != mid) 407 continue; 408 if (idx == 0) 409 return i; 410 idx--; 411 } 412 413 return -ENOENT; 414 } 415 416 static int wil_cfg80211_dump_station(struct wiphy *wiphy, 417 struct net_device *dev, int idx, 418 u8 *mac, struct station_info *sinfo) 419 { 420 struct wil6210_vif *vif = ndev_to_vif(dev); 421 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 422 int rc; 423 int cid = wil_find_cid_by_idx(wil, vif->mid, idx); 424 425 if (!wil_cid_valid(wil, cid)) 426 return -ENOENT; 427 428 ether_addr_copy(mac, wil->sta[cid].addr); 429 wil_dbg_misc(wil, "dump_station: %pM CID %d MID %d\n", mac, cid, 430 vif->mid); 431 432 rc = wil_cid_fill_sinfo(vif, cid, sinfo); 433 434 return rc; 435 } 436 437 static int wil_cfg80211_start_p2p_device(struct wiphy *wiphy, 438 struct wireless_dev *wdev) 439 { 440 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 441 442 wil_dbg_misc(wil, "start_p2p_device: entered\n"); 443 wil->p2p_dev_started = 1; 444 return 0; 445 } 446 447 static void wil_cfg80211_stop_p2p_device(struct wiphy *wiphy, 448 struct wireless_dev *wdev) 449 { 450 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 451 452 if (!wil->p2p_dev_started) 453 return; 454 455 wil_dbg_misc(wil, "stop_p2p_device: entered\n"); 456 mutex_lock(&wil->mutex); 457 mutex_lock(&wil->vif_mutex); 458 wil_p2p_stop_radio_operations(wil); 459 wil->p2p_dev_started = 0; 460 mutex_unlock(&wil->vif_mutex); 461 mutex_unlock(&wil->mutex); 462 } 463 464 static int wil_cfg80211_validate_add_iface(struct wil6210_priv *wil, 465 enum nl80211_iftype new_type) 466 { 467 int i; 468 struct wireless_dev *wdev; 469 struct iface_combination_params params = { 470 .num_different_channels = 1, 471 }; 472 473 for (i = 0; i < GET_MAX_VIFS(wil); i++) { 474 if (wil->vifs[i]) { 475 wdev = vif_to_wdev(wil->vifs[i]); 476 params.iftype_num[wdev->iftype]++; 477 } 478 } 479 params.iftype_num[new_type]++; 480 return cfg80211_check_combinations(wil->wiphy, ¶ms); 481 } 482 483 static int wil_cfg80211_validate_change_iface(struct wil6210_priv *wil, 484 struct wil6210_vif *vif, 485 enum nl80211_iftype new_type) 486 { 487 int i, ret = 0; 488 struct wireless_dev *wdev; 489 struct iface_combination_params params = { 490 .num_different_channels = 1, 491 }; 492 bool check_combos = false; 493 494 for (i = 0; i < GET_MAX_VIFS(wil); i++) { 495 struct wil6210_vif *vif_pos = wil->vifs[i]; 496 497 if (vif_pos && vif != vif_pos) { 498 wdev = vif_to_wdev(vif_pos); 499 params.iftype_num[wdev->iftype]++; 500 check_combos = true; 501 } 502 } 503 504 if (check_combos) { 505 params.iftype_num[new_type]++; 506 ret = cfg80211_check_combinations(wil->wiphy, ¶ms); 507 } 508 return ret; 509 } 510 511 static struct wireless_dev * 512 wil_cfg80211_add_iface(struct wiphy *wiphy, const char *name, 513 unsigned char name_assign_type, 514 enum nl80211_iftype type, 515 struct vif_params *params) 516 { 517 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 518 struct net_device *ndev_main = wil->main_ndev, *ndev; 519 struct wil6210_vif *vif; 520 struct wireless_dev *p2p_wdev, *wdev; 521 int rc; 522 523 wil_dbg_misc(wil, "add_iface, type %d\n", type); 524 525 /* P2P device is not a real virtual interface, it is a management-only 526 * interface that shares the main interface. 527 * Skip concurrency checks here. 528 */ 529 if (type == NL80211_IFTYPE_P2P_DEVICE) { 530 if (wil->p2p_wdev) { 531 wil_err(wil, "P2P_DEVICE interface already created\n"); 532 return ERR_PTR(-EINVAL); 533 } 534 535 p2p_wdev = kzalloc(sizeof(*p2p_wdev), GFP_KERNEL); 536 if (!p2p_wdev) 537 return ERR_PTR(-ENOMEM); 538 539 p2p_wdev->iftype = type; 540 p2p_wdev->wiphy = wiphy; 541 /* use our primary ethernet address */ 542 ether_addr_copy(p2p_wdev->address, ndev_main->perm_addr); 543 544 wil->p2p_wdev = p2p_wdev; 545 546 return p2p_wdev; 547 } 548 549 if (!wil->wiphy->n_iface_combinations) { 550 wil_err(wil, "virtual interfaces not supported\n"); 551 return ERR_PTR(-EINVAL); 552 } 553 554 rc = wil_cfg80211_validate_add_iface(wil, type); 555 if (rc) { 556 wil_err(wil, "iface validation failed, err=%d\n", rc); 557 return ERR_PTR(rc); 558 } 559 560 vif = wil_vif_alloc(wil, name, name_assign_type, type); 561 if (IS_ERR(vif)) 562 return ERR_CAST(vif); 563 564 ndev = vif_to_ndev(vif); 565 ether_addr_copy(ndev->perm_addr, ndev_main->perm_addr); 566 if (is_valid_ether_addr(params->macaddr)) { 567 ether_addr_copy(ndev->dev_addr, params->macaddr); 568 } else { 569 ether_addr_copy(ndev->dev_addr, ndev_main->perm_addr); 570 ndev->dev_addr[0] = (ndev->dev_addr[0] ^ (1 << vif->mid)) | 571 0x2; /* locally administered */ 572 } 573 wdev = vif_to_wdev(vif); 574 ether_addr_copy(wdev->address, ndev->dev_addr); 575 576 rc = wil_vif_add(wil, vif); 577 if (rc) 578 goto out; 579 580 wil_info(wil, "added VIF, mid %d iftype %d MAC %pM\n", 581 vif->mid, type, wdev->address); 582 return wdev; 583 out: 584 wil_vif_free(vif); 585 return ERR_PTR(rc); 586 } 587 588 int wil_vif_prepare_stop(struct wil6210_vif *vif) 589 { 590 struct wil6210_priv *wil = vif_to_wil(vif); 591 struct wireless_dev *wdev = vif_to_wdev(vif); 592 struct net_device *ndev; 593 int rc; 594 595 if (wdev->iftype != NL80211_IFTYPE_AP) 596 return 0; 597 598 ndev = vif_to_ndev(vif); 599 if (netif_carrier_ok(ndev)) { 600 rc = wmi_pcp_stop(vif); 601 if (rc) { 602 wil_info(wil, "failed to stop AP, status %d\n", 603 rc); 604 /* continue */ 605 } 606 wil_bcast_fini(vif); 607 netif_carrier_off(ndev); 608 } 609 610 return 0; 611 } 612 613 static int wil_cfg80211_del_iface(struct wiphy *wiphy, 614 struct wireless_dev *wdev) 615 { 616 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 617 struct wil6210_vif *vif = wdev_to_vif(wil, wdev); 618 int rc; 619 620 wil_dbg_misc(wil, "del_iface\n"); 621 622 if (wdev->iftype == NL80211_IFTYPE_P2P_DEVICE) { 623 if (wdev != wil->p2p_wdev) { 624 wil_err(wil, "delete of incorrect interface 0x%p\n", 625 wdev); 626 return -EINVAL; 627 } 628 629 wil_cfg80211_stop_p2p_device(wiphy, wdev); 630 wil_p2p_wdev_free(wil); 631 return 0; 632 } 633 634 if (vif->mid == 0) { 635 wil_err(wil, "cannot remove the main interface\n"); 636 return -EINVAL; 637 } 638 639 rc = wil_vif_prepare_stop(vif); 640 if (rc) 641 goto out; 642 643 wil_info(wil, "deleted VIF, mid %d iftype %d MAC %pM\n", 644 vif->mid, wdev->iftype, wdev->address); 645 646 wil_vif_remove(wil, vif->mid); 647 out: 648 return rc; 649 } 650 651 static bool wil_is_safe_switch(enum nl80211_iftype from, 652 enum nl80211_iftype to) 653 { 654 if (from == NL80211_IFTYPE_STATION && 655 to == NL80211_IFTYPE_P2P_CLIENT) 656 return true; 657 658 return false; 659 } 660 661 static int wil_cfg80211_change_iface(struct wiphy *wiphy, 662 struct net_device *ndev, 663 enum nl80211_iftype type, 664 struct vif_params *params) 665 { 666 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 667 struct wil6210_vif *vif = ndev_to_vif(ndev); 668 struct wireless_dev *wdev = vif_to_wdev(vif); 669 int rc; 670 bool fw_reset = false; 671 672 wil_dbg_misc(wil, "change_iface: type=%d\n", type); 673 674 if (wiphy->n_iface_combinations) { 675 rc = wil_cfg80211_validate_change_iface(wil, vif, type); 676 if (rc) { 677 wil_err(wil, "iface validation failed, err=%d\n", rc); 678 return rc; 679 } 680 } 681 682 /* do not reset FW when there are active VIFs, 683 * because it can cause significant disruption 684 */ 685 if (!wil_has_other_active_ifaces(wil, ndev, true, false) && 686 netif_running(ndev) && !wil_is_recovery_blocked(wil) && 687 !wil_is_safe_switch(wdev->iftype, type)) { 688 wil_dbg_misc(wil, "interface is up. resetting...\n"); 689 mutex_lock(&wil->mutex); 690 __wil_down(wil); 691 rc = __wil_up(wil); 692 mutex_unlock(&wil->mutex); 693 694 if (rc) 695 return rc; 696 fw_reset = true; 697 } 698 699 switch (type) { 700 case NL80211_IFTYPE_STATION: 701 case NL80211_IFTYPE_AP: 702 case NL80211_IFTYPE_P2P_CLIENT: 703 case NL80211_IFTYPE_P2P_GO: 704 break; 705 case NL80211_IFTYPE_MONITOR: 706 if (params->flags) 707 wil->monitor_flags = params->flags; 708 break; 709 default: 710 return -EOPNOTSUPP; 711 } 712 713 if (vif->mid != 0 && wil_has_active_ifaces(wil, true, false)) { 714 if (!fw_reset) 715 wil_vif_prepare_stop(vif); 716 rc = wmi_port_delete(wil, vif->mid); 717 if (rc) 718 return rc; 719 rc = wmi_port_allocate(wil, vif->mid, ndev->dev_addr, type); 720 if (rc) 721 return rc; 722 } 723 724 wdev->iftype = type; 725 return 0; 726 } 727 728 static int wil_cfg80211_scan(struct wiphy *wiphy, 729 struct cfg80211_scan_request *request) 730 { 731 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 732 struct wireless_dev *wdev = request->wdev; 733 struct wil6210_vif *vif = wdev_to_vif(wil, wdev); 734 struct { 735 struct wmi_start_scan_cmd cmd; 736 u16 chnl[4]; 737 } __packed cmd; 738 uint i, n; 739 int rc; 740 741 wil_dbg_misc(wil, "scan: wdev=0x%p iftype=%d\n", wdev, wdev->iftype); 742 743 /* scan is supported on client interfaces and on AP interface */ 744 switch (wdev->iftype) { 745 case NL80211_IFTYPE_STATION: 746 case NL80211_IFTYPE_P2P_CLIENT: 747 case NL80211_IFTYPE_P2P_DEVICE: 748 case NL80211_IFTYPE_AP: 749 break; 750 default: 751 return -EOPNOTSUPP; 752 } 753 754 /* FW don't support scan after connection attempt */ 755 if (test_bit(wil_status_dontscan, wil->status)) { 756 wil_err(wil, "Can't scan now\n"); 757 return -EBUSY; 758 } 759 760 mutex_lock(&wil->mutex); 761 762 mutex_lock(&wil->vif_mutex); 763 if (vif->scan_request || vif->p2p.discovery_started) { 764 wil_err(wil, "Already scanning\n"); 765 mutex_unlock(&wil->vif_mutex); 766 rc = -EAGAIN; 767 goto out; 768 } 769 mutex_unlock(&wil->vif_mutex); 770 771 if (wdev->iftype == NL80211_IFTYPE_P2P_DEVICE) { 772 if (!wil->p2p_dev_started) { 773 wil_err(wil, "P2P search requested on stopped P2P device\n"); 774 rc = -EIO; 775 goto out; 776 } 777 /* social scan on P2P_DEVICE is handled as p2p search */ 778 if (wil_p2p_is_social_scan(request)) { 779 vif->scan_request = request; 780 if (vif->mid == 0) 781 wil->radio_wdev = wdev; 782 rc = wil_p2p_search(vif, request); 783 if (rc) { 784 if (vif->mid == 0) 785 wil->radio_wdev = 786 wil->main_ndev->ieee80211_ptr; 787 vif->scan_request = NULL; 788 } 789 goto out; 790 } 791 } 792 793 (void)wil_p2p_stop_discovery(vif); 794 795 wil_dbg_misc(wil, "Start scan_request 0x%p\n", request); 796 wil_dbg_misc(wil, "SSID count: %d", request->n_ssids); 797 798 for (i = 0; i < request->n_ssids; i++) { 799 wil_dbg_misc(wil, "SSID[%d]", i); 800 wil_hex_dump_misc("SSID ", DUMP_PREFIX_OFFSET, 16, 1, 801 request->ssids[i].ssid, 802 request->ssids[i].ssid_len, true); 803 } 804 805 if (request->n_ssids) 806 rc = wmi_set_ssid(vif, request->ssids[0].ssid_len, 807 request->ssids[0].ssid); 808 else 809 rc = wmi_set_ssid(vif, 0, NULL); 810 811 if (rc) { 812 wil_err(wil, "set SSID for scan request failed: %d\n", rc); 813 goto out; 814 } 815 816 vif->scan_request = request; 817 mod_timer(&vif->scan_timer, jiffies + WIL6210_SCAN_TO); 818 819 memset(&cmd, 0, sizeof(cmd)); 820 cmd.cmd.scan_type = WMI_ACTIVE_SCAN; 821 cmd.cmd.num_channels = 0; 822 n = min(request->n_channels, 4U); 823 for (i = 0; i < n; i++) { 824 int ch = request->channels[i]->hw_value; 825 826 if (ch == 0) { 827 wil_err(wil, 828 "Scan requested for unknown frequency %dMhz\n", 829 request->channels[i]->center_freq); 830 continue; 831 } 832 /* 0-based channel indexes */ 833 cmd.cmd.channel_list[cmd.cmd.num_channels++].channel = ch - 1; 834 wil_dbg_misc(wil, "Scan for ch %d : %d MHz\n", ch, 835 request->channels[i]->center_freq); 836 } 837 838 if (request->ie_len) 839 wil_hex_dump_misc("Scan IE ", DUMP_PREFIX_OFFSET, 16, 1, 840 request->ie, request->ie_len, true); 841 else 842 wil_dbg_misc(wil, "Scan has no IE's\n"); 843 844 rc = wmi_set_ie(vif, WMI_FRAME_PROBE_REQ, 845 request->ie_len, request->ie); 846 if (rc) 847 goto out_restore; 848 849 if (wil->discovery_mode && cmd.cmd.scan_type == WMI_ACTIVE_SCAN) { 850 cmd.cmd.discovery_mode = 1; 851 wil_dbg_misc(wil, "active scan with discovery_mode=1\n"); 852 } 853 854 if (vif->mid == 0) 855 wil->radio_wdev = wdev; 856 rc = wmi_send(wil, WMI_START_SCAN_CMDID, vif->mid, 857 &cmd, sizeof(cmd.cmd) + 858 cmd.cmd.num_channels * sizeof(cmd.cmd.channel_list[0])); 859 860 out_restore: 861 if (rc) { 862 del_timer_sync(&vif->scan_timer); 863 if (vif->mid == 0) 864 wil->radio_wdev = wil->main_ndev->ieee80211_ptr; 865 vif->scan_request = NULL; 866 } 867 out: 868 mutex_unlock(&wil->mutex); 869 return rc; 870 } 871 872 static void wil_cfg80211_abort_scan(struct wiphy *wiphy, 873 struct wireless_dev *wdev) 874 { 875 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 876 struct wil6210_vif *vif = wdev_to_vif(wil, wdev); 877 878 wil_dbg_misc(wil, "wdev=0x%p iftype=%d\n", wdev, wdev->iftype); 879 880 mutex_lock(&wil->mutex); 881 mutex_lock(&wil->vif_mutex); 882 883 if (!vif->scan_request) 884 goto out; 885 886 if (wdev != vif->scan_request->wdev) { 887 wil_dbg_misc(wil, "abort scan was called on the wrong iface\n"); 888 goto out; 889 } 890 891 if (wdev == wil->p2p_wdev && wil->radio_wdev == wil->p2p_wdev) 892 wil_p2p_stop_radio_operations(wil); 893 else 894 wil_abort_scan(vif, true); 895 896 out: 897 mutex_unlock(&wil->vif_mutex); 898 mutex_unlock(&wil->mutex); 899 } 900 901 static void wil_print_crypto(struct wil6210_priv *wil, 902 struct cfg80211_crypto_settings *c) 903 { 904 int i, n; 905 906 wil_dbg_misc(wil, "WPA versions: 0x%08x cipher group 0x%08x\n", 907 c->wpa_versions, c->cipher_group); 908 wil_dbg_misc(wil, "Pairwise ciphers [%d] {\n", c->n_ciphers_pairwise); 909 n = min_t(int, c->n_ciphers_pairwise, ARRAY_SIZE(c->ciphers_pairwise)); 910 for (i = 0; i < n; i++) 911 wil_dbg_misc(wil, " [%d] = 0x%08x\n", i, 912 c->ciphers_pairwise[i]); 913 wil_dbg_misc(wil, "}\n"); 914 wil_dbg_misc(wil, "AKM suites [%d] {\n", c->n_akm_suites); 915 n = min_t(int, c->n_akm_suites, ARRAY_SIZE(c->akm_suites)); 916 for (i = 0; i < n; i++) 917 wil_dbg_misc(wil, " [%d] = 0x%08x\n", i, 918 c->akm_suites[i]); 919 wil_dbg_misc(wil, "}\n"); 920 wil_dbg_misc(wil, "Control port : %d, eth_type 0x%04x no_encrypt %d\n", 921 c->control_port, be16_to_cpu(c->control_port_ethertype), 922 c->control_port_no_encrypt); 923 } 924 925 static const char * 926 wil_get_auth_type_name(enum nl80211_auth_type auth_type) 927 { 928 switch (auth_type) { 929 case NL80211_AUTHTYPE_OPEN_SYSTEM: 930 return "OPEN_SYSTEM"; 931 case NL80211_AUTHTYPE_SHARED_KEY: 932 return "SHARED_KEY"; 933 case NL80211_AUTHTYPE_FT: 934 return "FT"; 935 case NL80211_AUTHTYPE_NETWORK_EAP: 936 return "NETWORK_EAP"; 937 case NL80211_AUTHTYPE_SAE: 938 return "SAE"; 939 case NL80211_AUTHTYPE_AUTOMATIC: 940 return "AUTOMATIC"; 941 default: 942 return "unknown"; 943 } 944 } 945 static void wil_print_connect_params(struct wil6210_priv *wil, 946 struct cfg80211_connect_params *sme) 947 { 948 wil_info(wil, "Connecting to:\n"); 949 if (sme->channel) { 950 wil_info(wil, " Channel: %d freq %d\n", 951 sme->channel->hw_value, sme->channel->center_freq); 952 } 953 if (sme->bssid) 954 wil_info(wil, " BSSID: %pM\n", sme->bssid); 955 if (sme->ssid) 956 print_hex_dump(KERN_INFO, " SSID: ", DUMP_PREFIX_OFFSET, 957 16, 1, sme->ssid, sme->ssid_len, true); 958 if (sme->prev_bssid) 959 wil_info(wil, " Previous BSSID=%pM\n", sme->prev_bssid); 960 wil_info(wil, " Auth Type: %s\n", 961 wil_get_auth_type_name(sme->auth_type)); 962 wil_info(wil, " Privacy: %s\n", sme->privacy ? "secure" : "open"); 963 wil_info(wil, " PBSS: %d\n", sme->pbss); 964 wil_print_crypto(wil, &sme->crypto); 965 } 966 967 static int wil_ft_connect(struct wiphy *wiphy, 968 struct net_device *ndev, 969 struct cfg80211_connect_params *sme) 970 { 971 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 972 struct wil6210_vif *vif = ndev_to_vif(ndev); 973 struct wmi_ft_auth_cmd auth_cmd; 974 int rc; 975 976 if (!test_bit(WMI_FW_CAPABILITY_FT_ROAMING, wil->fw_capabilities)) { 977 wil_err(wil, "FT: FW does not support FT roaming\n"); 978 return -EOPNOTSUPP; 979 } 980 981 if (!sme->prev_bssid) { 982 wil_err(wil, "FT: prev_bssid was not set\n"); 983 return -EINVAL; 984 } 985 986 if (ether_addr_equal(sme->prev_bssid, sme->bssid)) { 987 wil_err(wil, "FT: can not roam to same AP\n"); 988 return -EINVAL; 989 } 990 991 if (!test_bit(wil_vif_fwconnected, vif->status)) { 992 wil_err(wil, "FT: roam while not connected\n"); 993 return -EINVAL; 994 } 995 996 if (vif->privacy != sme->privacy) { 997 wil_err(wil, "FT: privacy mismatch, current (%d) roam (%d)\n", 998 vif->privacy, sme->privacy); 999 return -EINVAL; 1000 } 1001 1002 if (sme->pbss) { 1003 wil_err(wil, "FT: roam is not valid for PBSS\n"); 1004 return -EINVAL; 1005 } 1006 1007 memset(&auth_cmd, 0, sizeof(auth_cmd)); 1008 auth_cmd.channel = sme->channel->hw_value - 1; 1009 ether_addr_copy(auth_cmd.bssid, sme->bssid); 1010 1011 wil_info(wil, "FT: roaming\n"); 1012 1013 set_bit(wil_vif_ft_roam, vif->status); 1014 rc = wmi_send(wil, WMI_FT_AUTH_CMDID, vif->mid, 1015 &auth_cmd, sizeof(auth_cmd)); 1016 if (rc == 0) 1017 mod_timer(&vif->connect_timer, 1018 jiffies + msecs_to_jiffies(5000)); 1019 else 1020 clear_bit(wil_vif_ft_roam, vif->status); 1021 1022 return rc; 1023 } 1024 1025 static int wil_cfg80211_connect(struct wiphy *wiphy, 1026 struct net_device *ndev, 1027 struct cfg80211_connect_params *sme) 1028 { 1029 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1030 struct wil6210_vif *vif = ndev_to_vif(ndev); 1031 struct cfg80211_bss *bss; 1032 struct wmi_connect_cmd conn; 1033 const u8 *ssid_eid; 1034 const u8 *rsn_eid; 1035 int ch; 1036 int rc = 0; 1037 bool is_ft_roam = false; 1038 u8 network_type; 1039 enum ieee80211_bss_type bss_type = IEEE80211_BSS_TYPE_ESS; 1040 1041 wil_dbg_misc(wil, "connect, mid=%d\n", vif->mid); 1042 wil_print_connect_params(wil, sme); 1043 1044 if (sme->auth_type == NL80211_AUTHTYPE_FT) 1045 is_ft_roam = true; 1046 if (sme->auth_type == NL80211_AUTHTYPE_AUTOMATIC && 1047 test_bit(wil_vif_fwconnected, vif->status)) 1048 is_ft_roam = true; 1049 1050 if (!is_ft_roam) 1051 if (test_bit(wil_vif_fwconnecting, vif->status) || 1052 test_bit(wil_vif_fwconnected, vif->status)) 1053 return -EALREADY; 1054 1055 if (sme->ie_len > WMI_MAX_IE_LEN) { 1056 wil_err(wil, "IE too large (%td bytes)\n", sme->ie_len); 1057 return -ERANGE; 1058 } 1059 1060 rsn_eid = sme->ie ? 1061 cfg80211_find_ie(WLAN_EID_RSN, sme->ie, sme->ie_len) : 1062 NULL; 1063 if (sme->privacy && !rsn_eid) { 1064 wil_info(wil, "WSC connection\n"); 1065 if (is_ft_roam) { 1066 wil_err(wil, "No WSC with FT roam\n"); 1067 return -EINVAL; 1068 } 1069 } 1070 1071 if (sme->pbss) 1072 bss_type = IEEE80211_BSS_TYPE_PBSS; 1073 1074 bss = cfg80211_get_bss(wiphy, sme->channel, sme->bssid, 1075 sme->ssid, sme->ssid_len, 1076 bss_type, IEEE80211_PRIVACY_ANY); 1077 if (!bss) { 1078 wil_err(wil, "Unable to find BSS\n"); 1079 return -ENOENT; 1080 } 1081 1082 ssid_eid = ieee80211_bss_get_ie(bss, WLAN_EID_SSID); 1083 if (!ssid_eid) { 1084 wil_err(wil, "No SSID\n"); 1085 rc = -ENOENT; 1086 goto out; 1087 } 1088 vif->privacy = sme->privacy; 1089 vif->pbss = sme->pbss; 1090 1091 rc = wmi_set_ie(vif, WMI_FRAME_ASSOC_REQ, sme->ie_len, sme->ie); 1092 if (rc) 1093 goto out; 1094 1095 switch (bss->capability & WLAN_CAPABILITY_DMG_TYPE_MASK) { 1096 case WLAN_CAPABILITY_DMG_TYPE_AP: 1097 network_type = WMI_NETTYPE_INFRA; 1098 break; 1099 case WLAN_CAPABILITY_DMG_TYPE_PBSS: 1100 network_type = WMI_NETTYPE_P2P; 1101 break; 1102 default: 1103 wil_err(wil, "Unsupported BSS type, capability= 0x%04x\n", 1104 bss->capability); 1105 rc = -EINVAL; 1106 goto out; 1107 } 1108 1109 ch = bss->channel->hw_value; 1110 if (ch == 0) { 1111 wil_err(wil, "BSS at unknown frequency %dMhz\n", 1112 bss->channel->center_freq); 1113 rc = -EOPNOTSUPP; 1114 goto out; 1115 } 1116 1117 if (is_ft_roam) { 1118 if (network_type != WMI_NETTYPE_INFRA) { 1119 wil_err(wil, "FT: Unsupported BSS type, capability= 0x%04x\n", 1120 bss->capability); 1121 rc = -EINVAL; 1122 goto out; 1123 } 1124 rc = wil_ft_connect(wiphy, ndev, sme); 1125 if (rc == 0) 1126 vif->bss = bss; 1127 goto out; 1128 } 1129 1130 if (vif->privacy) { 1131 /* For secure assoc, remove old keys */ 1132 rc = wmi_del_cipher_key(vif, 0, bss->bssid, 1133 WMI_KEY_USE_PAIRWISE); 1134 if (rc) { 1135 wil_err(wil, "WMI_DELETE_CIPHER_KEY_CMD(PTK) failed\n"); 1136 goto out; 1137 } 1138 rc = wmi_del_cipher_key(vif, 0, bss->bssid, 1139 WMI_KEY_USE_RX_GROUP); 1140 if (rc) { 1141 wil_err(wil, "WMI_DELETE_CIPHER_KEY_CMD(GTK) failed\n"); 1142 goto out; 1143 } 1144 } 1145 1146 /* WMI_CONNECT_CMD */ 1147 memset(&conn, 0, sizeof(conn)); 1148 conn.network_type = network_type; 1149 if (vif->privacy) { 1150 if (rsn_eid) { /* regular secure connection */ 1151 conn.dot11_auth_mode = WMI_AUTH11_SHARED; 1152 conn.auth_mode = WMI_AUTH_WPA2_PSK; 1153 conn.pairwise_crypto_type = WMI_CRYPT_AES_GCMP; 1154 conn.pairwise_crypto_len = 16; 1155 conn.group_crypto_type = WMI_CRYPT_AES_GCMP; 1156 conn.group_crypto_len = 16; 1157 } else { /* WSC */ 1158 conn.dot11_auth_mode = WMI_AUTH11_WSC; 1159 conn.auth_mode = WMI_AUTH_NONE; 1160 } 1161 } else { /* insecure connection */ 1162 conn.dot11_auth_mode = WMI_AUTH11_OPEN; 1163 conn.auth_mode = WMI_AUTH_NONE; 1164 } 1165 1166 conn.ssid_len = min_t(u8, ssid_eid[1], 32); 1167 memcpy(conn.ssid, ssid_eid+2, conn.ssid_len); 1168 conn.channel = ch - 1; 1169 1170 ether_addr_copy(conn.bssid, bss->bssid); 1171 ether_addr_copy(conn.dst_mac, bss->bssid); 1172 1173 set_bit(wil_vif_fwconnecting, vif->status); 1174 1175 rc = wmi_send(wil, WMI_CONNECT_CMDID, vif->mid, &conn, sizeof(conn)); 1176 if (rc == 0) { 1177 netif_carrier_on(ndev); 1178 if (!wil_has_other_active_ifaces(wil, ndev, false, true)) 1179 wil6210_bus_request(wil, WIL_MAX_BUS_REQUEST_KBPS); 1180 vif->bss = bss; 1181 /* Connect can take lots of time */ 1182 mod_timer(&vif->connect_timer, 1183 jiffies + msecs_to_jiffies(5000)); 1184 } else { 1185 clear_bit(wil_vif_fwconnecting, vif->status); 1186 } 1187 1188 out: 1189 cfg80211_put_bss(wiphy, bss); 1190 1191 return rc; 1192 } 1193 1194 static int wil_cfg80211_disconnect(struct wiphy *wiphy, 1195 struct net_device *ndev, 1196 u16 reason_code) 1197 { 1198 int rc; 1199 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1200 struct wil6210_vif *vif = ndev_to_vif(ndev); 1201 1202 wil_dbg_misc(wil, "disconnect: reason=%d, mid=%d\n", 1203 reason_code, vif->mid); 1204 1205 if (!(test_bit(wil_vif_fwconnecting, vif->status) || 1206 test_bit(wil_vif_fwconnected, vif->status))) { 1207 wil_err(wil, "Disconnect was called while disconnected\n"); 1208 return 0; 1209 } 1210 1211 vif->locally_generated_disc = true; 1212 rc = wmi_call(wil, WMI_DISCONNECT_CMDID, vif->mid, NULL, 0, 1213 WMI_DISCONNECT_EVENTID, NULL, 0, 1214 WIL6210_DISCONNECT_TO_MS); 1215 if (rc) 1216 wil_err(wil, "disconnect error %d\n", rc); 1217 1218 return rc; 1219 } 1220 1221 static int wil_cfg80211_set_wiphy_params(struct wiphy *wiphy, u32 changed) 1222 { 1223 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1224 int rc; 1225 1226 /* these parameters are explicitly not supported */ 1227 if (changed & (WIPHY_PARAM_RETRY_LONG | 1228 WIPHY_PARAM_FRAG_THRESHOLD | 1229 WIPHY_PARAM_RTS_THRESHOLD)) 1230 return -ENOTSUPP; 1231 1232 if (changed & WIPHY_PARAM_RETRY_SHORT) { 1233 rc = wmi_set_mgmt_retry(wil, wiphy->retry_short); 1234 if (rc) 1235 return rc; 1236 } 1237 1238 return 0; 1239 } 1240 1241 int wil_cfg80211_mgmt_tx(struct wiphy *wiphy, struct wireless_dev *wdev, 1242 struct cfg80211_mgmt_tx_params *params, 1243 u64 *cookie) 1244 { 1245 const u8 *buf = params->buf; 1246 size_t len = params->len; 1247 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1248 struct wil6210_vif *vif = wdev_to_vif(wil, wdev); 1249 int rc; 1250 bool tx_status; 1251 1252 wil_dbg_misc(wil, "mgmt_tx: channel %d offchan %d, wait %d\n", 1253 params->chan ? params->chan->hw_value : -1, 1254 params->offchan, 1255 params->wait); 1256 1257 /* Note, currently we support the "wait" parameter only on AP mode. 1258 * In other modes, user-space must call remain_on_channel before 1259 * mgmt_tx or listen on a channel other than active one. 1260 */ 1261 1262 if (params->chan && params->chan->hw_value == 0) { 1263 wil_err(wil, "invalid channel\n"); 1264 return -EINVAL; 1265 } 1266 1267 if (wdev->iftype != NL80211_IFTYPE_AP) { 1268 wil_dbg_misc(wil, 1269 "send WMI_SW_TX_REQ_CMDID on non-AP interfaces\n"); 1270 rc = wmi_mgmt_tx(vif, buf, len); 1271 goto out; 1272 } 1273 1274 if (!params->chan || params->chan->hw_value == vif->channel) { 1275 wil_dbg_misc(wil, 1276 "send WMI_SW_TX_REQ_CMDID for on-channel\n"); 1277 rc = wmi_mgmt_tx(vif, buf, len); 1278 goto out; 1279 } 1280 1281 if (params->offchan == 0) { 1282 wil_err(wil, 1283 "invalid channel params: current %d requested %d, off-channel not allowed\n", 1284 vif->channel, params->chan->hw_value); 1285 return -EBUSY; 1286 } 1287 1288 /* use the wmi_mgmt_tx_ext only on AP mode and off-channel */ 1289 rc = wmi_mgmt_tx_ext(vif, buf, len, params->chan->hw_value, 1290 params->wait); 1291 1292 out: 1293 /* when the sent packet was not acked by receiver(ACK=0), rc will 1294 * be -EAGAIN. In this case this function needs to return success, 1295 * the ACK=0 will be reflected in tx_status. 1296 */ 1297 tx_status = (rc == 0); 1298 rc = (rc == -EAGAIN) ? 0 : rc; 1299 cfg80211_mgmt_tx_status(wdev, cookie ? *cookie : 0, buf, len, 1300 tx_status, GFP_KERNEL); 1301 1302 return rc; 1303 } 1304 1305 static int wil_cfg80211_set_channel(struct wiphy *wiphy, 1306 struct cfg80211_chan_def *chandef) 1307 { 1308 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1309 1310 wil->monitor_chandef = *chandef; 1311 1312 return 0; 1313 } 1314 1315 static enum wmi_key_usage wil_detect_key_usage(struct wireless_dev *wdev, 1316 bool pairwise) 1317 { 1318 struct wil6210_priv *wil = wdev_to_wil(wdev); 1319 enum wmi_key_usage rc; 1320 1321 if (pairwise) { 1322 rc = WMI_KEY_USE_PAIRWISE; 1323 } else { 1324 switch (wdev->iftype) { 1325 case NL80211_IFTYPE_STATION: 1326 case NL80211_IFTYPE_P2P_CLIENT: 1327 rc = WMI_KEY_USE_RX_GROUP; 1328 break; 1329 case NL80211_IFTYPE_AP: 1330 case NL80211_IFTYPE_P2P_GO: 1331 rc = WMI_KEY_USE_TX_GROUP; 1332 break; 1333 default: 1334 /* TODO: Rx GTK or Tx GTK? */ 1335 wil_err(wil, "Can't determine GTK type\n"); 1336 rc = WMI_KEY_USE_RX_GROUP; 1337 break; 1338 } 1339 } 1340 wil_dbg_misc(wil, "detect_key_usage: -> %s\n", key_usage_str[rc]); 1341 1342 return rc; 1343 } 1344 1345 static struct wil_sta_info * 1346 wil_find_sta_by_key_usage(struct wil6210_priv *wil, u8 mid, 1347 enum wmi_key_usage key_usage, const u8 *mac_addr) 1348 { 1349 int cid = -EINVAL; 1350 1351 if (key_usage == WMI_KEY_USE_TX_GROUP) 1352 return NULL; /* not needed */ 1353 1354 /* supplicant provides Rx group key in STA mode with NULL MAC address */ 1355 if (mac_addr) 1356 cid = wil_find_cid(wil, mid, mac_addr); 1357 else if (key_usage == WMI_KEY_USE_RX_GROUP) 1358 cid = wil_find_cid_by_idx(wil, mid, 0); 1359 if (cid < 0) { 1360 wil_err(wil, "No CID for %pM %s\n", mac_addr, 1361 key_usage_str[key_usage]); 1362 return ERR_PTR(cid); 1363 } 1364 1365 return &wil->sta[cid]; 1366 } 1367 1368 void wil_set_crypto_rx(u8 key_index, enum wmi_key_usage key_usage, 1369 struct wil_sta_info *cs, 1370 struct key_params *params) 1371 { 1372 struct wil_tid_crypto_rx_single *cc; 1373 int tid; 1374 1375 if (!cs) 1376 return; 1377 1378 switch (key_usage) { 1379 case WMI_KEY_USE_PAIRWISE: 1380 for (tid = 0; tid < WIL_STA_TID_NUM; tid++) { 1381 cc = &cs->tid_crypto_rx[tid].key_id[key_index]; 1382 if (params->seq) 1383 memcpy(cc->pn, params->seq, 1384 IEEE80211_GCMP_PN_LEN); 1385 else 1386 memset(cc->pn, 0, IEEE80211_GCMP_PN_LEN); 1387 cc->key_set = true; 1388 } 1389 break; 1390 case WMI_KEY_USE_RX_GROUP: 1391 cc = &cs->group_crypto_rx.key_id[key_index]; 1392 if (params->seq) 1393 memcpy(cc->pn, params->seq, IEEE80211_GCMP_PN_LEN); 1394 else 1395 memset(cc->pn, 0, IEEE80211_GCMP_PN_LEN); 1396 cc->key_set = true; 1397 break; 1398 default: 1399 break; 1400 } 1401 } 1402 1403 static void wil_del_rx_key(u8 key_index, enum wmi_key_usage key_usage, 1404 struct wil_sta_info *cs) 1405 { 1406 struct wil_tid_crypto_rx_single *cc; 1407 int tid; 1408 1409 if (!cs) 1410 return; 1411 1412 switch (key_usage) { 1413 case WMI_KEY_USE_PAIRWISE: 1414 for (tid = 0; tid < WIL_STA_TID_NUM; tid++) { 1415 cc = &cs->tid_crypto_rx[tid].key_id[key_index]; 1416 cc->key_set = false; 1417 } 1418 break; 1419 case WMI_KEY_USE_RX_GROUP: 1420 cc = &cs->group_crypto_rx.key_id[key_index]; 1421 cc->key_set = false; 1422 break; 1423 default: 1424 break; 1425 } 1426 } 1427 1428 static int wil_cfg80211_add_key(struct wiphy *wiphy, 1429 struct net_device *ndev, 1430 u8 key_index, bool pairwise, 1431 const u8 *mac_addr, 1432 struct key_params *params) 1433 { 1434 int rc; 1435 struct wil6210_vif *vif = ndev_to_vif(ndev); 1436 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1437 struct wireless_dev *wdev = vif_to_wdev(vif); 1438 enum wmi_key_usage key_usage = wil_detect_key_usage(wdev, pairwise); 1439 struct wil_sta_info *cs = wil_find_sta_by_key_usage(wil, vif->mid, 1440 key_usage, 1441 mac_addr); 1442 1443 if (!params) { 1444 wil_err(wil, "NULL params\n"); 1445 return -EINVAL; 1446 } 1447 1448 wil_dbg_misc(wil, "add_key: %pM %s[%d] PN %*phN\n", 1449 mac_addr, key_usage_str[key_usage], key_index, 1450 params->seq_len, params->seq); 1451 1452 if (IS_ERR(cs)) { 1453 /* in FT, sta info may not be available as add_key may be 1454 * sent by host before FW sends WMI_CONNECT_EVENT 1455 */ 1456 if (!test_bit(wil_vif_ft_roam, vif->status)) { 1457 wil_err(wil, "Not connected, %pM %s[%d] PN %*phN\n", 1458 mac_addr, key_usage_str[key_usage], key_index, 1459 params->seq_len, params->seq); 1460 return -EINVAL; 1461 } 1462 } 1463 1464 if (!IS_ERR(cs)) 1465 wil_del_rx_key(key_index, key_usage, cs); 1466 1467 if (params->seq && params->seq_len != IEEE80211_GCMP_PN_LEN) { 1468 wil_err(wil, 1469 "Wrong PN len %d, %pM %s[%d] PN %*phN\n", 1470 params->seq_len, mac_addr, 1471 key_usage_str[key_usage], key_index, 1472 params->seq_len, params->seq); 1473 return -EINVAL; 1474 } 1475 1476 rc = wmi_add_cipher_key(vif, key_index, mac_addr, params->key_len, 1477 params->key, key_usage); 1478 if (!rc && !IS_ERR(cs)) { 1479 /* update local storage used for AP recovery */ 1480 if (key_usage == WMI_KEY_USE_TX_GROUP && params->key && 1481 params->key_len <= WMI_MAX_KEY_LEN) { 1482 vif->gtk_index = key_index; 1483 memcpy(vif->gtk, params->key, params->key_len); 1484 vif->gtk_len = params->key_len; 1485 } 1486 /* in FT set crypto will take place upon receiving 1487 * WMI_RING_EN_EVENTID event 1488 */ 1489 wil_set_crypto_rx(key_index, key_usage, cs, params); 1490 } 1491 1492 return rc; 1493 } 1494 1495 static int wil_cfg80211_del_key(struct wiphy *wiphy, 1496 struct net_device *ndev, 1497 u8 key_index, bool pairwise, 1498 const u8 *mac_addr) 1499 { 1500 struct wil6210_vif *vif = ndev_to_vif(ndev); 1501 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1502 struct wireless_dev *wdev = vif_to_wdev(vif); 1503 enum wmi_key_usage key_usage = wil_detect_key_usage(wdev, pairwise); 1504 struct wil_sta_info *cs = wil_find_sta_by_key_usage(wil, vif->mid, 1505 key_usage, 1506 mac_addr); 1507 1508 wil_dbg_misc(wil, "del_key: %pM %s[%d]\n", mac_addr, 1509 key_usage_str[key_usage], key_index); 1510 1511 if (IS_ERR(cs)) 1512 wil_info(wil, "Not connected, %pM %s[%d]\n", 1513 mac_addr, key_usage_str[key_usage], key_index); 1514 1515 if (!IS_ERR_OR_NULL(cs)) 1516 wil_del_rx_key(key_index, key_usage, cs); 1517 1518 return wmi_del_cipher_key(vif, key_index, mac_addr, key_usage); 1519 } 1520 1521 /* Need to be present or wiphy_new() will WARN */ 1522 static int wil_cfg80211_set_default_key(struct wiphy *wiphy, 1523 struct net_device *ndev, 1524 u8 key_index, bool unicast, 1525 bool multicast) 1526 { 1527 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1528 1529 wil_dbg_misc(wil, "set_default_key: entered\n"); 1530 return 0; 1531 } 1532 1533 static int wil_remain_on_channel(struct wiphy *wiphy, 1534 struct wireless_dev *wdev, 1535 struct ieee80211_channel *chan, 1536 unsigned int duration, 1537 u64 *cookie) 1538 { 1539 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1540 int rc; 1541 1542 wil_dbg_misc(wil, 1543 "remain_on_channel: center_freq=%d, duration=%d iftype=%d\n", 1544 chan->center_freq, duration, wdev->iftype); 1545 1546 rc = wil_p2p_listen(wil, wdev, duration, chan, cookie); 1547 return rc; 1548 } 1549 1550 static int wil_cancel_remain_on_channel(struct wiphy *wiphy, 1551 struct wireless_dev *wdev, 1552 u64 cookie) 1553 { 1554 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1555 struct wil6210_vif *vif = wdev_to_vif(wil, wdev); 1556 1557 wil_dbg_misc(wil, "cancel_remain_on_channel\n"); 1558 1559 return wil_p2p_cancel_listen(vif, cookie); 1560 } 1561 1562 /** 1563 * find a specific IE in a list of IEs 1564 * return a pointer to the beginning of IE in the list 1565 * or NULL if not found 1566 */ 1567 static const u8 *_wil_cfg80211_find_ie(const u8 *ies, u16 ies_len, const u8 *ie, 1568 u16 ie_len) 1569 { 1570 struct ieee80211_vendor_ie *vie; 1571 u32 oui; 1572 1573 /* IE tag at offset 0, length at offset 1 */ 1574 if (ie_len < 2 || 2 + ie[1] > ie_len) 1575 return NULL; 1576 1577 if (ie[0] != WLAN_EID_VENDOR_SPECIFIC) 1578 return cfg80211_find_ie(ie[0], ies, ies_len); 1579 1580 /* make sure there is room for 3 bytes OUI + 1 byte OUI type */ 1581 if (ie[1] < 4) 1582 return NULL; 1583 vie = (struct ieee80211_vendor_ie *)ie; 1584 oui = vie->oui[0] << 16 | vie->oui[1] << 8 | vie->oui[2]; 1585 return cfg80211_find_vendor_ie(oui, vie->oui_type, ies, 1586 ies_len); 1587 } 1588 1589 /** 1590 * merge the IEs in two lists into a single list. 1591 * do not include IEs from the second list which exist in the first list. 1592 * add only vendor specific IEs from second list to keep 1593 * the merged list sorted (since vendor-specific IE has the 1594 * highest tag number) 1595 * caller must free the allocated memory for merged IEs 1596 */ 1597 static int _wil_cfg80211_merge_extra_ies(const u8 *ies1, u16 ies1_len, 1598 const u8 *ies2, u16 ies2_len, 1599 u8 **merged_ies, u16 *merged_len) 1600 { 1601 u8 *buf, *dpos; 1602 const u8 *spos; 1603 1604 if (!ies1) 1605 ies1_len = 0; 1606 1607 if (!ies2) 1608 ies2_len = 0; 1609 1610 if (ies1_len == 0 && ies2_len == 0) { 1611 *merged_ies = NULL; 1612 *merged_len = 0; 1613 return 0; 1614 } 1615 1616 buf = kmalloc(ies1_len + ies2_len, GFP_KERNEL); 1617 if (!buf) 1618 return -ENOMEM; 1619 if (ies1) 1620 memcpy(buf, ies1, ies1_len); 1621 dpos = buf + ies1_len; 1622 spos = ies2; 1623 while (spos && (spos + 1 < ies2 + ies2_len)) { 1624 /* IE tag at offset 0, length at offset 1 */ 1625 u16 ielen = 2 + spos[1]; 1626 1627 if (spos + ielen > ies2 + ies2_len) 1628 break; 1629 if (spos[0] == WLAN_EID_VENDOR_SPECIFIC && 1630 (!ies1 || !_wil_cfg80211_find_ie(ies1, ies1_len, 1631 spos, ielen))) { 1632 memcpy(dpos, spos, ielen); 1633 dpos += ielen; 1634 } 1635 spos += ielen; 1636 } 1637 1638 *merged_ies = buf; 1639 *merged_len = dpos - buf; 1640 return 0; 1641 } 1642 1643 static void wil_print_bcon_data(struct cfg80211_beacon_data *b) 1644 { 1645 wil_hex_dump_misc("head ", DUMP_PREFIX_OFFSET, 16, 1, 1646 b->head, b->head_len, true); 1647 wil_hex_dump_misc("tail ", DUMP_PREFIX_OFFSET, 16, 1, 1648 b->tail, b->tail_len, true); 1649 wil_hex_dump_misc("BCON IE ", DUMP_PREFIX_OFFSET, 16, 1, 1650 b->beacon_ies, b->beacon_ies_len, true); 1651 wil_hex_dump_misc("PROBE ", DUMP_PREFIX_OFFSET, 16, 1, 1652 b->probe_resp, b->probe_resp_len, true); 1653 wil_hex_dump_misc("PROBE IE ", DUMP_PREFIX_OFFSET, 16, 1, 1654 b->proberesp_ies, b->proberesp_ies_len, true); 1655 wil_hex_dump_misc("ASSOC IE ", DUMP_PREFIX_OFFSET, 16, 1, 1656 b->assocresp_ies, b->assocresp_ies_len, true); 1657 } 1658 1659 /* internal functions for device reset and starting AP */ 1660 static u8 * 1661 _wil_cfg80211_get_proberesp_ies(const u8 *proberesp, u16 proberesp_len, 1662 u16 *ies_len) 1663 { 1664 u8 *ies = NULL; 1665 1666 if (proberesp) { 1667 struct ieee80211_mgmt *f = 1668 (struct ieee80211_mgmt *)proberesp; 1669 size_t hlen = offsetof(struct ieee80211_mgmt, 1670 u.probe_resp.variable); 1671 1672 ies = f->u.probe_resp.variable; 1673 if (ies_len) 1674 *ies_len = proberesp_len - hlen; 1675 } 1676 1677 return ies; 1678 } 1679 1680 static int _wil_cfg80211_set_ies(struct wil6210_vif *vif, 1681 struct cfg80211_beacon_data *bcon) 1682 { 1683 int rc; 1684 u16 len = 0, proberesp_len = 0; 1685 u8 *ies = NULL, *proberesp; 1686 1687 /* update local storage used for AP recovery */ 1688 wil_memdup_ie(&vif->proberesp, &vif->proberesp_len, bcon->probe_resp, 1689 bcon->probe_resp_len); 1690 wil_memdup_ie(&vif->proberesp_ies, &vif->proberesp_ies_len, 1691 bcon->proberesp_ies, bcon->proberesp_ies_len); 1692 wil_memdup_ie(&vif->assocresp_ies, &vif->assocresp_ies_len, 1693 bcon->assocresp_ies, bcon->assocresp_ies_len); 1694 1695 proberesp = _wil_cfg80211_get_proberesp_ies(bcon->probe_resp, 1696 bcon->probe_resp_len, 1697 &proberesp_len); 1698 rc = _wil_cfg80211_merge_extra_ies(proberesp, 1699 proberesp_len, 1700 bcon->proberesp_ies, 1701 bcon->proberesp_ies_len, 1702 &ies, &len); 1703 1704 if (rc) 1705 goto out; 1706 1707 rc = wmi_set_ie(vif, WMI_FRAME_PROBE_RESP, len, ies); 1708 if (rc) 1709 goto out; 1710 1711 if (bcon->assocresp_ies) 1712 rc = wmi_set_ie(vif, WMI_FRAME_ASSOC_RESP, 1713 bcon->assocresp_ies_len, bcon->assocresp_ies); 1714 else 1715 rc = wmi_set_ie(vif, WMI_FRAME_ASSOC_RESP, len, ies); 1716 #if 0 /* to use beacon IE's, remove this #if 0 */ 1717 if (rc) 1718 goto out; 1719 1720 rc = wmi_set_ie(vif, WMI_FRAME_BEACON, 1721 bcon->tail_len, bcon->tail); 1722 #endif 1723 out: 1724 kfree(ies); 1725 return rc; 1726 } 1727 1728 static int _wil_cfg80211_start_ap(struct wiphy *wiphy, 1729 struct net_device *ndev, 1730 const u8 *ssid, size_t ssid_len, u32 privacy, 1731 int bi, u8 chan, 1732 struct cfg80211_beacon_data *bcon, 1733 u8 hidden_ssid, u32 pbss) 1734 { 1735 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1736 struct wil6210_vif *vif = ndev_to_vif(ndev); 1737 int rc; 1738 struct wireless_dev *wdev = ndev->ieee80211_ptr; 1739 u8 wmi_nettype = wil_iftype_nl2wmi(wdev->iftype); 1740 u8 is_go = (wdev->iftype == NL80211_IFTYPE_P2P_GO); 1741 u16 proberesp_len = 0; 1742 u8 *proberesp; 1743 bool ft = false; 1744 1745 if (pbss) 1746 wmi_nettype = WMI_NETTYPE_P2P; 1747 1748 wil_dbg_misc(wil, "start_ap: mid=%d, is_go=%d\n", vif->mid, is_go); 1749 if (is_go && !pbss) { 1750 wil_err(wil, "P2P GO must be in PBSS\n"); 1751 return -ENOTSUPP; 1752 } 1753 1754 wil_set_recovery_state(wil, fw_recovery_idle); 1755 1756 proberesp = _wil_cfg80211_get_proberesp_ies(bcon->probe_resp, 1757 bcon->probe_resp_len, 1758 &proberesp_len); 1759 /* check that the probe response IEs has a MDE */ 1760 if ((proberesp && proberesp_len > 0 && 1761 cfg80211_find_ie(WLAN_EID_MOBILITY_DOMAIN, 1762 proberesp, 1763 proberesp_len))) 1764 ft = true; 1765 1766 if (ft) { 1767 if (!test_bit(WMI_FW_CAPABILITY_FT_ROAMING, 1768 wil->fw_capabilities)) { 1769 wil_err(wil, "FW does not support FT roaming\n"); 1770 return -ENOTSUPP; 1771 } 1772 set_bit(wil_vif_ft_roam, vif->status); 1773 } 1774 1775 mutex_lock(&wil->mutex); 1776 1777 if (!wil_has_other_active_ifaces(wil, ndev, true, false)) { 1778 __wil_down(wil); 1779 rc = __wil_up(wil); 1780 if (rc) 1781 goto out; 1782 } 1783 1784 rc = wmi_set_ssid(vif, ssid_len, ssid); 1785 if (rc) 1786 goto out; 1787 1788 rc = _wil_cfg80211_set_ies(vif, bcon); 1789 if (rc) 1790 goto out; 1791 1792 vif->privacy = privacy; 1793 vif->channel = chan; 1794 vif->hidden_ssid = hidden_ssid; 1795 vif->pbss = pbss; 1796 vif->bi = bi; 1797 memcpy(vif->ssid, ssid, ssid_len); 1798 vif->ssid_len = ssid_len; 1799 1800 netif_carrier_on(ndev); 1801 if (!wil_has_other_active_ifaces(wil, ndev, false, true)) 1802 wil6210_bus_request(wil, WIL_MAX_BUS_REQUEST_KBPS); 1803 1804 rc = wmi_pcp_start(vif, bi, wmi_nettype, chan, hidden_ssid, is_go); 1805 if (rc) 1806 goto err_pcp_start; 1807 1808 rc = wil_bcast_init(vif); 1809 if (rc) 1810 goto err_bcast; 1811 1812 goto out; /* success */ 1813 1814 err_bcast: 1815 wmi_pcp_stop(vif); 1816 err_pcp_start: 1817 netif_carrier_off(ndev); 1818 if (!wil_has_other_active_ifaces(wil, ndev, false, true)) 1819 wil6210_bus_request(wil, WIL_DEFAULT_BUS_REQUEST_KBPS); 1820 out: 1821 mutex_unlock(&wil->mutex); 1822 return rc; 1823 } 1824 1825 void wil_cfg80211_ap_recovery(struct wil6210_priv *wil) 1826 { 1827 int rc, i; 1828 struct wiphy *wiphy = wil_to_wiphy(wil); 1829 1830 for (i = 0; i < GET_MAX_VIFS(wil); i++) { 1831 struct wil6210_vif *vif = wil->vifs[i]; 1832 struct net_device *ndev; 1833 struct cfg80211_beacon_data bcon = {}; 1834 struct key_params key_params = {}; 1835 1836 if (!vif || vif->ssid_len == 0) 1837 continue; 1838 1839 ndev = vif_to_ndev(vif); 1840 bcon.proberesp_ies = vif->proberesp_ies; 1841 bcon.assocresp_ies = vif->assocresp_ies; 1842 bcon.probe_resp = vif->proberesp; 1843 bcon.proberesp_ies_len = vif->proberesp_ies_len; 1844 bcon.assocresp_ies_len = vif->assocresp_ies_len; 1845 bcon.probe_resp_len = vif->proberesp_len; 1846 1847 wil_info(wil, 1848 "AP (vif %d) recovery: privacy %d, bi %d, channel %d, hidden %d, pbss %d\n", 1849 i, vif->privacy, vif->bi, vif->channel, 1850 vif->hidden_ssid, vif->pbss); 1851 wil_hex_dump_misc("SSID ", DUMP_PREFIX_OFFSET, 16, 1, 1852 vif->ssid, vif->ssid_len, true); 1853 rc = _wil_cfg80211_start_ap(wiphy, ndev, 1854 vif->ssid, vif->ssid_len, 1855 vif->privacy, vif->bi, 1856 vif->channel, &bcon, 1857 vif->hidden_ssid, vif->pbss); 1858 if (rc) { 1859 wil_err(wil, "vif %d recovery failed (%d)\n", i, rc); 1860 continue; 1861 } 1862 1863 if (!vif->privacy || vif->gtk_len == 0) 1864 continue; 1865 1866 key_params.key = vif->gtk; 1867 key_params.key_len = vif->gtk_len; 1868 key_params.seq_len = IEEE80211_GCMP_PN_LEN; 1869 rc = wil_cfg80211_add_key(wiphy, ndev, vif->gtk_index, false, 1870 NULL, &key_params); 1871 if (rc) 1872 wil_err(wil, "vif %d recovery add key failed (%d)\n", 1873 i, rc); 1874 } 1875 } 1876 1877 static int wil_cfg80211_change_beacon(struct wiphy *wiphy, 1878 struct net_device *ndev, 1879 struct cfg80211_beacon_data *bcon) 1880 { 1881 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1882 struct wireless_dev *wdev = ndev->ieee80211_ptr; 1883 struct wil6210_vif *vif = ndev_to_vif(ndev); 1884 int rc; 1885 u32 privacy = 0; 1886 1887 wil_dbg_misc(wil, "change_beacon, mid=%d\n", vif->mid); 1888 wil_print_bcon_data(bcon); 1889 1890 if (bcon->tail && 1891 cfg80211_find_ie(WLAN_EID_RSN, bcon->tail, 1892 bcon->tail_len)) 1893 privacy = 1; 1894 1895 memcpy(vif->ssid, wdev->ssid, wdev->ssid_len); 1896 vif->ssid_len = wdev->ssid_len; 1897 1898 /* in case privacy has changed, need to restart the AP */ 1899 if (vif->privacy != privacy) { 1900 wil_dbg_misc(wil, "privacy changed %d=>%d. Restarting AP\n", 1901 vif->privacy, privacy); 1902 1903 rc = _wil_cfg80211_start_ap(wiphy, ndev, vif->ssid, 1904 vif->ssid_len, privacy, 1905 wdev->beacon_interval, 1906 vif->channel, bcon, 1907 vif->hidden_ssid, 1908 vif->pbss); 1909 } else { 1910 rc = _wil_cfg80211_set_ies(vif, bcon); 1911 } 1912 1913 return rc; 1914 } 1915 1916 static int wil_cfg80211_start_ap(struct wiphy *wiphy, 1917 struct net_device *ndev, 1918 struct cfg80211_ap_settings *info) 1919 { 1920 int rc; 1921 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1922 struct ieee80211_channel *channel = info->chandef.chan; 1923 struct cfg80211_beacon_data *bcon = &info->beacon; 1924 struct cfg80211_crypto_settings *crypto = &info->crypto; 1925 u8 hidden_ssid; 1926 1927 wil_dbg_misc(wil, "start_ap\n"); 1928 1929 if (!channel) { 1930 wil_err(wil, "AP: No channel???\n"); 1931 return -EINVAL; 1932 } 1933 1934 switch (info->hidden_ssid) { 1935 case NL80211_HIDDEN_SSID_NOT_IN_USE: 1936 hidden_ssid = WMI_HIDDEN_SSID_DISABLED; 1937 break; 1938 1939 case NL80211_HIDDEN_SSID_ZERO_LEN: 1940 hidden_ssid = WMI_HIDDEN_SSID_SEND_EMPTY; 1941 break; 1942 1943 case NL80211_HIDDEN_SSID_ZERO_CONTENTS: 1944 hidden_ssid = WMI_HIDDEN_SSID_CLEAR; 1945 break; 1946 1947 default: 1948 wil_err(wil, "AP: Invalid hidden SSID %d\n", info->hidden_ssid); 1949 return -EOPNOTSUPP; 1950 } 1951 wil_dbg_misc(wil, "AP on Channel %d %d MHz, %s\n", channel->hw_value, 1952 channel->center_freq, info->privacy ? "secure" : "open"); 1953 wil_dbg_misc(wil, "Privacy: %d auth_type %d\n", 1954 info->privacy, info->auth_type); 1955 wil_dbg_misc(wil, "Hidden SSID mode: %d\n", 1956 info->hidden_ssid); 1957 wil_dbg_misc(wil, "BI %d DTIM %d\n", info->beacon_interval, 1958 info->dtim_period); 1959 wil_dbg_misc(wil, "PBSS %d\n", info->pbss); 1960 wil_hex_dump_misc("SSID ", DUMP_PREFIX_OFFSET, 16, 1, 1961 info->ssid, info->ssid_len, true); 1962 wil_print_bcon_data(bcon); 1963 wil_print_crypto(wil, crypto); 1964 1965 rc = _wil_cfg80211_start_ap(wiphy, ndev, 1966 info->ssid, info->ssid_len, info->privacy, 1967 info->beacon_interval, channel->hw_value, 1968 bcon, hidden_ssid, info->pbss); 1969 1970 return rc; 1971 } 1972 1973 static int wil_cfg80211_stop_ap(struct wiphy *wiphy, 1974 struct net_device *ndev) 1975 { 1976 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1977 struct wil6210_vif *vif = ndev_to_vif(ndev); 1978 bool last; 1979 1980 wil_dbg_misc(wil, "stop_ap, mid=%d\n", vif->mid); 1981 1982 netif_carrier_off(ndev); 1983 last = !wil_has_other_active_ifaces(wil, ndev, false, true); 1984 if (last) { 1985 wil6210_bus_request(wil, WIL_DEFAULT_BUS_REQUEST_KBPS); 1986 wil_set_recovery_state(wil, fw_recovery_idle); 1987 set_bit(wil_status_resetting, wil->status); 1988 } 1989 1990 mutex_lock(&wil->mutex); 1991 1992 wmi_pcp_stop(vif); 1993 clear_bit(wil_vif_ft_roam, vif->status); 1994 vif->ssid_len = 0; 1995 wil_memdup_ie(&vif->proberesp, &vif->proberesp_len, NULL, 0); 1996 wil_memdup_ie(&vif->proberesp_ies, &vif->proberesp_ies_len, NULL, 0); 1997 wil_memdup_ie(&vif->assocresp_ies, &vif->assocresp_ies_len, NULL, 0); 1998 memset(vif->gtk, 0, WMI_MAX_KEY_LEN); 1999 vif->gtk_len = 0; 2000 2001 if (last) 2002 __wil_down(wil); 2003 else 2004 wil_bcast_fini(vif); 2005 2006 mutex_unlock(&wil->mutex); 2007 2008 return 0; 2009 } 2010 2011 static int wil_cfg80211_add_station(struct wiphy *wiphy, 2012 struct net_device *dev, 2013 const u8 *mac, 2014 struct station_parameters *params) 2015 { 2016 struct wil6210_vif *vif = ndev_to_vif(dev); 2017 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 2018 2019 wil_dbg_misc(wil, "add station %pM aid %d mid %d mask 0x%x set 0x%x\n", 2020 mac, params->aid, vif->mid, 2021 params->sta_flags_mask, params->sta_flags_set); 2022 2023 if (!disable_ap_sme) { 2024 wil_err(wil, "not supported with AP SME enabled\n"); 2025 return -EOPNOTSUPP; 2026 } 2027 2028 if (params->aid > WIL_MAX_DMG_AID) { 2029 wil_err(wil, "invalid aid\n"); 2030 return -EINVAL; 2031 } 2032 2033 return wmi_new_sta(vif, mac, params->aid); 2034 } 2035 2036 static int wil_cfg80211_del_station(struct wiphy *wiphy, 2037 struct net_device *dev, 2038 struct station_del_parameters *params) 2039 { 2040 struct wil6210_vif *vif = ndev_to_vif(dev); 2041 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 2042 2043 wil_dbg_misc(wil, "del_station: %pM, reason=%d mid=%d\n", 2044 params->mac, params->reason_code, vif->mid); 2045 2046 mutex_lock(&wil->mutex); 2047 wil6210_disconnect(vif, params->mac, params->reason_code); 2048 mutex_unlock(&wil->mutex); 2049 2050 return 0; 2051 } 2052 2053 static int wil_cfg80211_change_station(struct wiphy *wiphy, 2054 struct net_device *dev, 2055 const u8 *mac, 2056 struct station_parameters *params) 2057 { 2058 struct wil6210_vif *vif = ndev_to_vif(dev); 2059 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 2060 int authorize; 2061 int cid, i; 2062 struct wil_ring_tx_data *txdata = NULL; 2063 2064 wil_dbg_misc(wil, "change station %pM mask 0x%x set 0x%x mid %d\n", 2065 mac, params->sta_flags_mask, params->sta_flags_set, 2066 vif->mid); 2067 2068 if (!disable_ap_sme) { 2069 wil_dbg_misc(wil, "not supported with AP SME enabled\n"); 2070 return -EOPNOTSUPP; 2071 } 2072 2073 if (!(params->sta_flags_mask & BIT(NL80211_STA_FLAG_AUTHORIZED))) 2074 return 0; 2075 2076 cid = wil_find_cid(wil, vif->mid, mac); 2077 if (cid < 0) { 2078 wil_err(wil, "station not found\n"); 2079 return -ENOLINK; 2080 } 2081 2082 for (i = 0; i < ARRAY_SIZE(wil->ring2cid_tid); i++) 2083 if (wil->ring2cid_tid[i][0] == cid) { 2084 txdata = &wil->ring_tx_data[i]; 2085 break; 2086 } 2087 2088 if (!txdata) { 2089 wil_err(wil, "ring data not found\n"); 2090 return -ENOLINK; 2091 } 2092 2093 authorize = params->sta_flags_set & BIT(NL80211_STA_FLAG_AUTHORIZED); 2094 txdata->dot1x_open = authorize ? 1 : 0; 2095 wil_dbg_misc(wil, "cid %d ring %d authorize %d\n", cid, i, 2096 txdata->dot1x_open); 2097 2098 return 0; 2099 } 2100 2101 /* probe_client handling */ 2102 static void wil_probe_client_handle(struct wil6210_priv *wil, 2103 struct wil6210_vif *vif, 2104 struct wil_probe_client_req *req) 2105 { 2106 struct net_device *ndev = vif_to_ndev(vif); 2107 struct wil_sta_info *sta = &wil->sta[req->cid]; 2108 /* assume STA is alive if it is still connected, 2109 * else FW will disconnect it 2110 */ 2111 bool alive = (sta->status == wil_sta_connected); 2112 2113 cfg80211_probe_status(ndev, sta->addr, req->cookie, alive, 2114 0, false, GFP_KERNEL); 2115 } 2116 2117 static struct list_head *next_probe_client(struct wil6210_vif *vif) 2118 { 2119 struct list_head *ret = NULL; 2120 2121 mutex_lock(&vif->probe_client_mutex); 2122 2123 if (!list_empty(&vif->probe_client_pending)) { 2124 ret = vif->probe_client_pending.next; 2125 list_del(ret); 2126 } 2127 2128 mutex_unlock(&vif->probe_client_mutex); 2129 2130 return ret; 2131 } 2132 2133 void wil_probe_client_worker(struct work_struct *work) 2134 { 2135 struct wil6210_vif *vif = container_of(work, struct wil6210_vif, 2136 probe_client_worker); 2137 struct wil6210_priv *wil = vif_to_wil(vif); 2138 struct wil_probe_client_req *req; 2139 struct list_head *lh; 2140 2141 while ((lh = next_probe_client(vif)) != NULL) { 2142 req = list_entry(lh, struct wil_probe_client_req, list); 2143 2144 wil_probe_client_handle(wil, vif, req); 2145 kfree(req); 2146 } 2147 } 2148 2149 void wil_probe_client_flush(struct wil6210_vif *vif) 2150 { 2151 struct wil_probe_client_req *req, *t; 2152 struct wil6210_priv *wil = vif_to_wil(vif); 2153 2154 wil_dbg_misc(wil, "probe_client_flush\n"); 2155 2156 mutex_lock(&vif->probe_client_mutex); 2157 2158 list_for_each_entry_safe(req, t, &vif->probe_client_pending, list) { 2159 list_del(&req->list); 2160 kfree(req); 2161 } 2162 2163 mutex_unlock(&vif->probe_client_mutex); 2164 } 2165 2166 static int wil_cfg80211_probe_client(struct wiphy *wiphy, 2167 struct net_device *dev, 2168 const u8 *peer, u64 *cookie) 2169 { 2170 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 2171 struct wil6210_vif *vif = ndev_to_vif(dev); 2172 struct wil_probe_client_req *req; 2173 int cid = wil_find_cid(wil, vif->mid, peer); 2174 2175 wil_dbg_misc(wil, "probe_client: %pM => CID %d MID %d\n", 2176 peer, cid, vif->mid); 2177 2178 if (cid < 0) 2179 return -ENOLINK; 2180 2181 req = kzalloc(sizeof(*req), GFP_KERNEL); 2182 if (!req) 2183 return -ENOMEM; 2184 2185 req->cid = cid; 2186 req->cookie = cid; 2187 2188 mutex_lock(&vif->probe_client_mutex); 2189 list_add_tail(&req->list, &vif->probe_client_pending); 2190 mutex_unlock(&vif->probe_client_mutex); 2191 2192 *cookie = req->cookie; 2193 queue_work(wil->wq_service, &vif->probe_client_worker); 2194 return 0; 2195 } 2196 2197 static int wil_cfg80211_change_bss(struct wiphy *wiphy, 2198 struct net_device *dev, 2199 struct bss_parameters *params) 2200 { 2201 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 2202 struct wil6210_vif *vif = ndev_to_vif(dev); 2203 2204 if (params->ap_isolate >= 0) { 2205 wil_dbg_misc(wil, "change_bss: ap_isolate MID %d, %d => %d\n", 2206 vif->mid, vif->ap_isolate, params->ap_isolate); 2207 vif->ap_isolate = params->ap_isolate; 2208 } 2209 2210 return 0; 2211 } 2212 2213 static int wil_cfg80211_set_power_mgmt(struct wiphy *wiphy, 2214 struct net_device *dev, 2215 bool enabled, int timeout) 2216 { 2217 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 2218 enum wmi_ps_profile_type ps_profile; 2219 2220 wil_dbg_misc(wil, "enabled=%d, timeout=%d\n", 2221 enabled, timeout); 2222 2223 if (enabled) 2224 ps_profile = WMI_PS_PROFILE_TYPE_DEFAULT; 2225 else 2226 ps_profile = WMI_PS_PROFILE_TYPE_PS_DISABLED; 2227 2228 return wil_ps_update(wil, ps_profile); 2229 } 2230 2231 static int wil_cfg80211_suspend(struct wiphy *wiphy, 2232 struct cfg80211_wowlan *wow) 2233 { 2234 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 2235 int rc; 2236 2237 /* Setting the wakeup trigger based on wow is TBD */ 2238 2239 if (test_bit(wil_status_suspended, wil->status)) { 2240 wil_dbg_pm(wil, "trying to suspend while suspended\n"); 2241 return 0; 2242 } 2243 2244 rc = wil_can_suspend(wil, false); 2245 if (rc) 2246 goto out; 2247 2248 wil_dbg_pm(wil, "suspending\n"); 2249 2250 mutex_lock(&wil->mutex); 2251 mutex_lock(&wil->vif_mutex); 2252 wil_p2p_stop_radio_operations(wil); 2253 wil_abort_scan_all_vifs(wil, true); 2254 mutex_unlock(&wil->vif_mutex); 2255 mutex_unlock(&wil->mutex); 2256 2257 out: 2258 return rc; 2259 } 2260 2261 static int wil_cfg80211_resume(struct wiphy *wiphy) 2262 { 2263 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 2264 2265 wil_dbg_pm(wil, "resuming\n"); 2266 2267 return 0; 2268 } 2269 2270 static int 2271 wil_cfg80211_sched_scan_start(struct wiphy *wiphy, 2272 struct net_device *dev, 2273 struct cfg80211_sched_scan_request *request) 2274 { 2275 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 2276 struct wil6210_vif *vif = ndev_to_vif(dev); 2277 int i, rc; 2278 2279 if (vif->mid != 0) 2280 return -EOPNOTSUPP; 2281 2282 wil_dbg_misc(wil, 2283 "sched scan start: n_ssids %d, ie_len %zu, flags 0x%x\n", 2284 request->n_ssids, request->ie_len, request->flags); 2285 for (i = 0; i < request->n_ssids; i++) { 2286 wil_dbg_misc(wil, "SSID[%d]:", i); 2287 wil_hex_dump_misc("SSID ", DUMP_PREFIX_OFFSET, 16, 1, 2288 request->ssids[i].ssid, 2289 request->ssids[i].ssid_len, true); 2290 } 2291 wil_dbg_misc(wil, "channels:"); 2292 for (i = 0; i < request->n_channels; i++) 2293 wil_dbg_misc(wil, " %d%s", request->channels[i]->hw_value, 2294 i == request->n_channels - 1 ? "\n" : ""); 2295 wil_dbg_misc(wil, "n_match_sets %d, min_rssi_thold %d, delay %d\n", 2296 request->n_match_sets, request->min_rssi_thold, 2297 request->delay); 2298 for (i = 0; i < request->n_match_sets; i++) { 2299 struct cfg80211_match_set *ms = &request->match_sets[i]; 2300 2301 wil_dbg_misc(wil, "MATCHSET[%d]: rssi_thold %d\n", 2302 i, ms->rssi_thold); 2303 wil_hex_dump_misc("SSID ", DUMP_PREFIX_OFFSET, 16, 1, 2304 ms->ssid.ssid, 2305 ms->ssid.ssid_len, true); 2306 } 2307 wil_dbg_misc(wil, "n_scan_plans %d\n", request->n_scan_plans); 2308 for (i = 0; i < request->n_scan_plans; i++) { 2309 struct cfg80211_sched_scan_plan *sp = &request->scan_plans[i]; 2310 2311 wil_dbg_misc(wil, "SCAN PLAN[%d]: interval %d iterations %d\n", 2312 i, sp->interval, sp->iterations); 2313 } 2314 2315 rc = wmi_set_ie(vif, WMI_FRAME_PROBE_REQ, 2316 request->ie_len, request->ie); 2317 if (rc) 2318 return rc; 2319 return wmi_start_sched_scan(wil, request); 2320 } 2321 2322 static int 2323 wil_cfg80211_sched_scan_stop(struct wiphy *wiphy, struct net_device *dev, 2324 u64 reqid) 2325 { 2326 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 2327 struct wil6210_vif *vif = ndev_to_vif(dev); 2328 int rc; 2329 2330 if (vif->mid != 0) 2331 return -EOPNOTSUPP; 2332 2333 rc = wmi_stop_sched_scan(wil); 2334 /* device would return error if it thinks PNO is already stopped. 2335 * ignore the return code so user space and driver gets back in-sync 2336 */ 2337 wil_dbg_misc(wil, "sched scan stopped (%d)\n", rc); 2338 2339 return 0; 2340 } 2341 2342 static int 2343 wil_cfg80211_update_ft_ies(struct wiphy *wiphy, struct net_device *dev, 2344 struct cfg80211_update_ft_ies_params *ftie) 2345 { 2346 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 2347 struct wil6210_vif *vif = ndev_to_vif(dev); 2348 struct cfg80211_bss *bss; 2349 struct wmi_ft_reassoc_cmd reassoc; 2350 int rc = 0; 2351 2352 wil_dbg_misc(wil, "update ft ies, mid=%d\n", vif->mid); 2353 wil_hex_dump_misc("FT IE ", DUMP_PREFIX_OFFSET, 16, 1, 2354 ftie->ie, ftie->ie_len, true); 2355 2356 if (!test_bit(WMI_FW_CAPABILITY_FT_ROAMING, wil->fw_capabilities)) { 2357 wil_err(wil, "FW does not support FT roaming\n"); 2358 return -EOPNOTSUPP; 2359 } 2360 2361 rc = wmi_update_ft_ies(vif, ftie->ie_len, ftie->ie); 2362 if (rc) 2363 return rc; 2364 2365 if (!test_bit(wil_vif_ft_roam, vif->status)) 2366 /* vif is not roaming */ 2367 return 0; 2368 2369 /* wil_vif_ft_roam is set. wil_cfg80211_update_ft_ies is used as 2370 * a trigger for reassoc 2371 */ 2372 2373 bss = vif->bss; 2374 if (!bss) { 2375 wil_err(wil, "FT: bss is NULL\n"); 2376 return -EINVAL; 2377 } 2378 2379 memset(&reassoc, 0, sizeof(reassoc)); 2380 ether_addr_copy(reassoc.bssid, bss->bssid); 2381 2382 rc = wmi_send(wil, WMI_FT_REASSOC_CMDID, vif->mid, 2383 &reassoc, sizeof(reassoc)); 2384 if (rc) 2385 wil_err(wil, "FT: reassoc failed (%d)\n", rc); 2386 2387 return rc; 2388 } 2389 2390 static const struct cfg80211_ops wil_cfg80211_ops = { 2391 .add_virtual_intf = wil_cfg80211_add_iface, 2392 .del_virtual_intf = wil_cfg80211_del_iface, 2393 .scan = wil_cfg80211_scan, 2394 .abort_scan = wil_cfg80211_abort_scan, 2395 .connect = wil_cfg80211_connect, 2396 .disconnect = wil_cfg80211_disconnect, 2397 .set_wiphy_params = wil_cfg80211_set_wiphy_params, 2398 .change_virtual_intf = wil_cfg80211_change_iface, 2399 .get_station = wil_cfg80211_get_station, 2400 .dump_station = wil_cfg80211_dump_station, 2401 .remain_on_channel = wil_remain_on_channel, 2402 .cancel_remain_on_channel = wil_cancel_remain_on_channel, 2403 .mgmt_tx = wil_cfg80211_mgmt_tx, 2404 .set_monitor_channel = wil_cfg80211_set_channel, 2405 .add_key = wil_cfg80211_add_key, 2406 .del_key = wil_cfg80211_del_key, 2407 .set_default_key = wil_cfg80211_set_default_key, 2408 /* AP mode */ 2409 .change_beacon = wil_cfg80211_change_beacon, 2410 .start_ap = wil_cfg80211_start_ap, 2411 .stop_ap = wil_cfg80211_stop_ap, 2412 .add_station = wil_cfg80211_add_station, 2413 .del_station = wil_cfg80211_del_station, 2414 .change_station = wil_cfg80211_change_station, 2415 .probe_client = wil_cfg80211_probe_client, 2416 .change_bss = wil_cfg80211_change_bss, 2417 /* P2P device */ 2418 .start_p2p_device = wil_cfg80211_start_p2p_device, 2419 .stop_p2p_device = wil_cfg80211_stop_p2p_device, 2420 .set_power_mgmt = wil_cfg80211_set_power_mgmt, 2421 .suspend = wil_cfg80211_suspend, 2422 .resume = wil_cfg80211_resume, 2423 .sched_scan_start = wil_cfg80211_sched_scan_start, 2424 .sched_scan_stop = wil_cfg80211_sched_scan_stop, 2425 .update_ft_ies = wil_cfg80211_update_ft_ies, 2426 }; 2427 2428 static void wil_wiphy_init(struct wiphy *wiphy) 2429 { 2430 wiphy->max_scan_ssids = 1; 2431 wiphy->max_scan_ie_len = WMI_MAX_IE_LEN; 2432 wiphy->max_remain_on_channel_duration = WIL_MAX_ROC_DURATION_MS; 2433 wiphy->max_num_pmkids = 0 /* TODO: */; 2434 wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION) | 2435 BIT(NL80211_IFTYPE_AP) | 2436 BIT(NL80211_IFTYPE_P2P_CLIENT) | 2437 BIT(NL80211_IFTYPE_P2P_GO) | 2438 BIT(NL80211_IFTYPE_P2P_DEVICE) | 2439 BIT(NL80211_IFTYPE_MONITOR); 2440 wiphy->flags |= WIPHY_FLAG_HAS_REMAIN_ON_CHANNEL | 2441 WIPHY_FLAG_AP_PROBE_RESP_OFFLOAD | 2442 WIPHY_FLAG_PS_ON_BY_DEFAULT; 2443 if (!disable_ap_sme) 2444 wiphy->flags |= WIPHY_FLAG_HAVE_AP_SME; 2445 dev_dbg(wiphy_dev(wiphy), "%s : flags = 0x%08x\n", 2446 __func__, wiphy->flags); 2447 wiphy->probe_resp_offload = 2448 NL80211_PROBE_RESP_OFFLOAD_SUPPORT_WPS | 2449 NL80211_PROBE_RESP_OFFLOAD_SUPPORT_WPS2 | 2450 NL80211_PROBE_RESP_OFFLOAD_SUPPORT_P2P; 2451 2452 wiphy->bands[NL80211_BAND_60GHZ] = &wil_band_60ghz; 2453 2454 /* may change after reading FW capabilities */ 2455 wiphy->signal_type = CFG80211_SIGNAL_TYPE_UNSPEC; 2456 2457 wiphy->cipher_suites = wil_cipher_suites; 2458 wiphy->n_cipher_suites = ARRAY_SIZE(wil_cipher_suites); 2459 wiphy->mgmt_stypes = wil_mgmt_stypes; 2460 wiphy->features |= NL80211_FEATURE_SK_TX_STATUS; 2461 2462 wiphy->n_vendor_commands = ARRAY_SIZE(wil_nl80211_vendor_commands); 2463 wiphy->vendor_commands = wil_nl80211_vendor_commands; 2464 2465 #ifdef CONFIG_PM 2466 wiphy->wowlan = &wil_wowlan_support; 2467 #endif 2468 } 2469 2470 int wil_cfg80211_iface_combinations_from_fw( 2471 struct wil6210_priv *wil, const struct wil_fw_record_concurrency *conc) 2472 { 2473 struct wiphy *wiphy = wil_to_wiphy(wil); 2474 u32 total_limits = 0; 2475 u16 n_combos; 2476 const struct wil_fw_concurrency_combo *combo; 2477 const struct wil_fw_concurrency_limit *limit; 2478 struct ieee80211_iface_combination *iface_combinations; 2479 struct ieee80211_iface_limit *iface_limit; 2480 int i, j; 2481 2482 if (wiphy->iface_combinations) { 2483 wil_dbg_misc(wil, "iface_combinations already set, skipping\n"); 2484 return 0; 2485 } 2486 2487 combo = conc->combos; 2488 n_combos = le16_to_cpu(conc->n_combos); 2489 for (i = 0; i < n_combos; i++) { 2490 total_limits += combo->n_limits; 2491 limit = combo->limits + combo->n_limits; 2492 combo = (struct wil_fw_concurrency_combo *)limit; 2493 } 2494 2495 iface_combinations = 2496 kzalloc(n_combos * sizeof(struct ieee80211_iface_combination) + 2497 total_limits * sizeof(struct ieee80211_iface_limit), 2498 GFP_KERNEL); 2499 if (!iface_combinations) 2500 return -ENOMEM; 2501 iface_limit = (struct ieee80211_iface_limit *)(iface_combinations + 2502 n_combos); 2503 combo = conc->combos; 2504 for (i = 0; i < n_combos; i++) { 2505 iface_combinations[i].max_interfaces = combo->max_interfaces; 2506 iface_combinations[i].num_different_channels = 2507 combo->n_diff_channels; 2508 iface_combinations[i].beacon_int_infra_match = 2509 combo->same_bi; 2510 iface_combinations[i].n_limits = combo->n_limits; 2511 wil_dbg_misc(wil, 2512 "iface_combination %d: max_if %d, num_ch %d, bi_match %d\n", 2513 i, iface_combinations[i].max_interfaces, 2514 iface_combinations[i].num_different_channels, 2515 iface_combinations[i].beacon_int_infra_match); 2516 limit = combo->limits; 2517 for (j = 0; j < combo->n_limits; j++) { 2518 iface_limit[j].max = le16_to_cpu(limit[j].max); 2519 iface_limit[j].types = le16_to_cpu(limit[j].types); 2520 wil_dbg_misc(wil, 2521 "limit %d: max %d types 0x%x\n", j, 2522 iface_limit[j].max, iface_limit[j].types); 2523 } 2524 iface_combinations[i].limits = iface_limit; 2525 iface_limit += combo->n_limits; 2526 limit += combo->n_limits; 2527 combo = (struct wil_fw_concurrency_combo *)limit; 2528 } 2529 2530 wil_dbg_misc(wil, "multiple VIFs supported, n_mids %d\n", conc->n_mids); 2531 wil->max_vifs = conc->n_mids + 1; /* including main interface */ 2532 if (wil->max_vifs > WIL_MAX_VIFS) { 2533 wil_info(wil, "limited number of VIFs supported(%d, FW %d)\n", 2534 WIL_MAX_VIFS, wil->max_vifs); 2535 wil->max_vifs = WIL_MAX_VIFS; 2536 } 2537 wiphy->n_iface_combinations = n_combos; 2538 wiphy->iface_combinations = iface_combinations; 2539 return 0; 2540 } 2541 2542 struct wil6210_priv *wil_cfg80211_init(struct device *dev) 2543 { 2544 struct wiphy *wiphy; 2545 struct wil6210_priv *wil; 2546 struct ieee80211_channel *ch; 2547 2548 dev_dbg(dev, "%s()\n", __func__); 2549 2550 /* Note: the wireless_dev structure is no longer allocated here. 2551 * Instead, it is allocated as part of the net_device structure 2552 * for main interface and each VIF. 2553 */ 2554 wiphy = wiphy_new(&wil_cfg80211_ops, sizeof(struct wil6210_priv)); 2555 if (!wiphy) 2556 return ERR_PTR(-ENOMEM); 2557 2558 set_wiphy_dev(wiphy, dev); 2559 wil_wiphy_init(wiphy); 2560 2561 wil = wiphy_to_wil(wiphy); 2562 wil->wiphy = wiphy; 2563 2564 /* default monitor channel */ 2565 ch = wiphy->bands[NL80211_BAND_60GHZ]->channels; 2566 cfg80211_chandef_create(&wil->monitor_chandef, ch, NL80211_CHAN_NO_HT); 2567 2568 return wil; 2569 } 2570 2571 void wil_cfg80211_deinit(struct wil6210_priv *wil) 2572 { 2573 struct wiphy *wiphy = wil_to_wiphy(wil); 2574 2575 dev_dbg(wil_to_dev(wil), "%s()\n", __func__); 2576 2577 if (!wiphy) 2578 return; 2579 2580 kfree(wiphy->iface_combinations); 2581 wiphy->iface_combinations = NULL; 2582 2583 wiphy_free(wiphy); 2584 /* do not access wil6210_priv after returning from here */ 2585 } 2586 2587 void wil_p2p_wdev_free(struct wil6210_priv *wil) 2588 { 2589 struct wireless_dev *p2p_wdev; 2590 2591 mutex_lock(&wil->vif_mutex); 2592 p2p_wdev = wil->p2p_wdev; 2593 wil->p2p_wdev = NULL; 2594 wil->radio_wdev = wil->main_ndev->ieee80211_ptr; 2595 mutex_unlock(&wil->vif_mutex); 2596 if (p2p_wdev) { 2597 cfg80211_unregister_wdev(p2p_wdev); 2598 kfree(p2p_wdev); 2599 } 2600 } 2601 2602 static int wil_rf_sector_status_to_rc(u8 status) 2603 { 2604 switch (status) { 2605 case WMI_RF_SECTOR_STATUS_SUCCESS: 2606 return 0; 2607 case WMI_RF_SECTOR_STATUS_BAD_PARAMETERS_ERROR: 2608 return -EINVAL; 2609 case WMI_RF_SECTOR_STATUS_BUSY_ERROR: 2610 return -EAGAIN; 2611 case WMI_RF_SECTOR_STATUS_NOT_SUPPORTED_ERROR: 2612 return -EOPNOTSUPP; 2613 default: 2614 return -EINVAL; 2615 } 2616 } 2617 2618 static int wil_rf_sector_get_cfg(struct wiphy *wiphy, 2619 struct wireless_dev *wdev, 2620 const void *data, int data_len) 2621 { 2622 struct wil6210_priv *wil = wdev_to_wil(wdev); 2623 struct wil6210_vif *vif = wdev_to_vif(wil, wdev); 2624 int rc; 2625 struct nlattr *tb[QCA_ATTR_DMG_RF_SECTOR_MAX + 1]; 2626 u16 sector_index; 2627 u8 sector_type; 2628 u32 rf_modules_vec; 2629 struct wmi_get_rf_sector_params_cmd cmd; 2630 struct { 2631 struct wmi_cmd_hdr wmi; 2632 struct wmi_get_rf_sector_params_done_event evt; 2633 } __packed reply = { 2634 .evt = {.status = WMI_RF_SECTOR_STATUS_NOT_SUPPORTED_ERROR}, 2635 }; 2636 struct sk_buff *msg; 2637 struct nlattr *nl_cfgs, *nl_cfg; 2638 u32 i; 2639 struct wmi_rf_sector_info *si; 2640 2641 if (!test_bit(WMI_FW_CAPABILITY_RF_SECTORS, wil->fw_capabilities)) 2642 return -EOPNOTSUPP; 2643 2644 rc = nla_parse_deprecated(tb, QCA_ATTR_DMG_RF_SECTOR_MAX, data, 2645 data_len, wil_rf_sector_policy, NULL); 2646 if (rc) { 2647 wil_err(wil, "Invalid rf sector ATTR\n"); 2648 return rc; 2649 } 2650 2651 if (!tb[QCA_ATTR_DMG_RF_SECTOR_INDEX] || 2652 !tb[QCA_ATTR_DMG_RF_SECTOR_TYPE] || 2653 !tb[QCA_ATTR_DMG_RF_MODULE_MASK]) { 2654 wil_err(wil, "Invalid rf sector spec\n"); 2655 return -EINVAL; 2656 } 2657 2658 sector_index = nla_get_u16( 2659 tb[QCA_ATTR_DMG_RF_SECTOR_INDEX]); 2660 if (sector_index >= WIL_MAX_RF_SECTORS) { 2661 wil_err(wil, "Invalid sector index %d\n", sector_index); 2662 return -EINVAL; 2663 } 2664 2665 sector_type = nla_get_u8(tb[QCA_ATTR_DMG_RF_SECTOR_TYPE]); 2666 if (sector_type >= QCA_ATTR_DMG_RF_SECTOR_TYPE_MAX) { 2667 wil_err(wil, "Invalid sector type %d\n", sector_type); 2668 return -EINVAL; 2669 } 2670 2671 rf_modules_vec = nla_get_u32( 2672 tb[QCA_ATTR_DMG_RF_MODULE_MASK]); 2673 if (rf_modules_vec >= BIT(WMI_MAX_RF_MODULES_NUM)) { 2674 wil_err(wil, "Invalid rf module mask 0x%x\n", rf_modules_vec); 2675 return -EINVAL; 2676 } 2677 2678 cmd.sector_idx = cpu_to_le16(sector_index); 2679 cmd.sector_type = sector_type; 2680 cmd.rf_modules_vec = rf_modules_vec & 0xFF; 2681 rc = wmi_call(wil, WMI_GET_RF_SECTOR_PARAMS_CMDID, vif->mid, 2682 &cmd, sizeof(cmd), WMI_GET_RF_SECTOR_PARAMS_DONE_EVENTID, 2683 &reply, sizeof(reply), 2684 500); 2685 if (rc) 2686 return rc; 2687 if (reply.evt.status) { 2688 wil_err(wil, "get rf sector cfg failed with status %d\n", 2689 reply.evt.status); 2690 return wil_rf_sector_status_to_rc(reply.evt.status); 2691 } 2692 2693 msg = cfg80211_vendor_cmd_alloc_reply_skb( 2694 wiphy, 64 * WMI_MAX_RF_MODULES_NUM); 2695 if (!msg) 2696 return -ENOMEM; 2697 2698 if (nla_put_u64_64bit(msg, QCA_ATTR_TSF, 2699 le64_to_cpu(reply.evt.tsf), 2700 QCA_ATTR_PAD)) 2701 goto nla_put_failure; 2702 2703 nl_cfgs = nla_nest_start_noflag(msg, QCA_ATTR_DMG_RF_SECTOR_CFG); 2704 if (!nl_cfgs) 2705 goto nla_put_failure; 2706 for (i = 0; i < WMI_MAX_RF_MODULES_NUM; i++) { 2707 if (!(rf_modules_vec & BIT(i))) 2708 continue; 2709 nl_cfg = nla_nest_start_noflag(msg, i); 2710 if (!nl_cfg) 2711 goto nla_put_failure; 2712 si = &reply.evt.sectors_info[i]; 2713 if (nla_put_u8(msg, QCA_ATTR_DMG_RF_SECTOR_CFG_MODULE_INDEX, 2714 i) || 2715 nla_put_u32(msg, QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE0, 2716 le32_to_cpu(si->etype0)) || 2717 nla_put_u32(msg, QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE1, 2718 le32_to_cpu(si->etype1)) || 2719 nla_put_u32(msg, QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE2, 2720 le32_to_cpu(si->etype2)) || 2721 nla_put_u32(msg, QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_HI, 2722 le32_to_cpu(si->psh_hi)) || 2723 nla_put_u32(msg, QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_LO, 2724 le32_to_cpu(si->psh_lo)) || 2725 nla_put_u32(msg, QCA_ATTR_DMG_RF_SECTOR_CFG_DTYPE_X16, 2726 le32_to_cpu(si->dtype_swch_off))) 2727 goto nla_put_failure; 2728 nla_nest_end(msg, nl_cfg); 2729 } 2730 2731 nla_nest_end(msg, nl_cfgs); 2732 rc = cfg80211_vendor_cmd_reply(msg); 2733 return rc; 2734 nla_put_failure: 2735 kfree_skb(msg); 2736 return -ENOBUFS; 2737 } 2738 2739 static int wil_rf_sector_set_cfg(struct wiphy *wiphy, 2740 struct wireless_dev *wdev, 2741 const void *data, int data_len) 2742 { 2743 struct wil6210_priv *wil = wdev_to_wil(wdev); 2744 struct wil6210_vif *vif = wdev_to_vif(wil, wdev); 2745 int rc, tmp; 2746 struct nlattr *tb[QCA_ATTR_DMG_RF_SECTOR_MAX + 1]; 2747 struct nlattr *tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_MAX + 1]; 2748 u16 sector_index, rf_module_index; 2749 u8 sector_type; 2750 u32 rf_modules_vec = 0; 2751 struct wmi_set_rf_sector_params_cmd cmd; 2752 struct { 2753 struct wmi_cmd_hdr wmi; 2754 struct wmi_set_rf_sector_params_done_event evt; 2755 } __packed reply = { 2756 .evt = {.status = WMI_RF_SECTOR_STATUS_NOT_SUPPORTED_ERROR}, 2757 }; 2758 struct nlattr *nl_cfg; 2759 struct wmi_rf_sector_info *si; 2760 2761 if (!test_bit(WMI_FW_CAPABILITY_RF_SECTORS, wil->fw_capabilities)) 2762 return -EOPNOTSUPP; 2763 2764 rc = nla_parse_deprecated(tb, QCA_ATTR_DMG_RF_SECTOR_MAX, data, 2765 data_len, wil_rf_sector_policy, NULL); 2766 if (rc) { 2767 wil_err(wil, "Invalid rf sector ATTR\n"); 2768 return rc; 2769 } 2770 2771 if (!tb[QCA_ATTR_DMG_RF_SECTOR_INDEX] || 2772 !tb[QCA_ATTR_DMG_RF_SECTOR_TYPE] || 2773 !tb[QCA_ATTR_DMG_RF_SECTOR_CFG]) { 2774 wil_err(wil, "Invalid rf sector spec\n"); 2775 return -EINVAL; 2776 } 2777 2778 sector_index = nla_get_u16( 2779 tb[QCA_ATTR_DMG_RF_SECTOR_INDEX]); 2780 if (sector_index >= WIL_MAX_RF_SECTORS) { 2781 wil_err(wil, "Invalid sector index %d\n", sector_index); 2782 return -EINVAL; 2783 } 2784 2785 sector_type = nla_get_u8(tb[QCA_ATTR_DMG_RF_SECTOR_TYPE]); 2786 if (sector_type >= QCA_ATTR_DMG_RF_SECTOR_TYPE_MAX) { 2787 wil_err(wil, "Invalid sector type %d\n", sector_type); 2788 return -EINVAL; 2789 } 2790 2791 memset(&cmd, 0, sizeof(cmd)); 2792 2793 cmd.sector_idx = cpu_to_le16(sector_index); 2794 cmd.sector_type = sector_type; 2795 nla_for_each_nested(nl_cfg, tb[QCA_ATTR_DMG_RF_SECTOR_CFG], 2796 tmp) { 2797 rc = nla_parse_nested_deprecated(tb2, 2798 QCA_ATTR_DMG_RF_SECTOR_CFG_MAX, 2799 nl_cfg, 2800 wil_rf_sector_cfg_policy, 2801 NULL); 2802 if (rc) { 2803 wil_err(wil, "invalid sector cfg\n"); 2804 return -EINVAL; 2805 } 2806 2807 if (!tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_MODULE_INDEX] || 2808 !tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE0] || 2809 !tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE1] || 2810 !tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE2] || 2811 !tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_HI] || 2812 !tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_LO] || 2813 !tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_DTYPE_X16]) { 2814 wil_err(wil, "missing cfg params\n"); 2815 return -EINVAL; 2816 } 2817 2818 rf_module_index = nla_get_u8( 2819 tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_MODULE_INDEX]); 2820 if (rf_module_index >= WMI_MAX_RF_MODULES_NUM) { 2821 wil_err(wil, "invalid RF module index %d\n", 2822 rf_module_index); 2823 return -EINVAL; 2824 } 2825 rf_modules_vec |= BIT(rf_module_index); 2826 si = &cmd.sectors_info[rf_module_index]; 2827 si->etype0 = cpu_to_le32(nla_get_u32( 2828 tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE0])); 2829 si->etype1 = cpu_to_le32(nla_get_u32( 2830 tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE1])); 2831 si->etype2 = cpu_to_le32(nla_get_u32( 2832 tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE2])); 2833 si->psh_hi = cpu_to_le32(nla_get_u32( 2834 tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_HI])); 2835 si->psh_lo = cpu_to_le32(nla_get_u32( 2836 tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_LO])); 2837 si->dtype_swch_off = cpu_to_le32(nla_get_u32( 2838 tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_DTYPE_X16])); 2839 } 2840 2841 cmd.rf_modules_vec = rf_modules_vec & 0xFF; 2842 rc = wmi_call(wil, WMI_SET_RF_SECTOR_PARAMS_CMDID, vif->mid, 2843 &cmd, sizeof(cmd), WMI_SET_RF_SECTOR_PARAMS_DONE_EVENTID, 2844 &reply, sizeof(reply), 2845 500); 2846 if (rc) 2847 return rc; 2848 return wil_rf_sector_status_to_rc(reply.evt.status); 2849 } 2850 2851 static int wil_rf_sector_get_selected(struct wiphy *wiphy, 2852 struct wireless_dev *wdev, 2853 const void *data, int data_len) 2854 { 2855 struct wil6210_priv *wil = wdev_to_wil(wdev); 2856 struct wil6210_vif *vif = wdev_to_vif(wil, wdev); 2857 int rc; 2858 struct nlattr *tb[QCA_ATTR_DMG_RF_SECTOR_MAX + 1]; 2859 u8 sector_type, mac_addr[ETH_ALEN]; 2860 int cid = 0; 2861 struct wmi_get_selected_rf_sector_index_cmd cmd; 2862 struct { 2863 struct wmi_cmd_hdr wmi; 2864 struct wmi_get_selected_rf_sector_index_done_event evt; 2865 } __packed reply = { 2866 .evt = {.status = WMI_RF_SECTOR_STATUS_NOT_SUPPORTED_ERROR}, 2867 }; 2868 struct sk_buff *msg; 2869 2870 if (!test_bit(WMI_FW_CAPABILITY_RF_SECTORS, wil->fw_capabilities)) 2871 return -EOPNOTSUPP; 2872 2873 rc = nla_parse_deprecated(tb, QCA_ATTR_DMG_RF_SECTOR_MAX, data, 2874 data_len, wil_rf_sector_policy, NULL); 2875 if (rc) { 2876 wil_err(wil, "Invalid rf sector ATTR\n"); 2877 return rc; 2878 } 2879 2880 if (!tb[QCA_ATTR_DMG_RF_SECTOR_TYPE]) { 2881 wil_err(wil, "Invalid rf sector spec\n"); 2882 return -EINVAL; 2883 } 2884 sector_type = nla_get_u8(tb[QCA_ATTR_DMG_RF_SECTOR_TYPE]); 2885 if (sector_type >= QCA_ATTR_DMG_RF_SECTOR_TYPE_MAX) { 2886 wil_err(wil, "Invalid sector type %d\n", sector_type); 2887 return -EINVAL; 2888 } 2889 2890 if (tb[QCA_ATTR_MAC_ADDR]) { 2891 ether_addr_copy(mac_addr, nla_data(tb[QCA_ATTR_MAC_ADDR])); 2892 cid = wil_find_cid(wil, vif->mid, mac_addr); 2893 if (cid < 0) { 2894 wil_err(wil, "invalid MAC address %pM\n", mac_addr); 2895 return -ENOENT; 2896 } 2897 } else { 2898 if (test_bit(wil_vif_fwconnected, vif->status)) { 2899 wil_err(wil, "must specify MAC address when connected\n"); 2900 return -EINVAL; 2901 } 2902 } 2903 2904 memset(&cmd, 0, sizeof(cmd)); 2905 cmd.cid = (u8)cid; 2906 cmd.sector_type = sector_type; 2907 rc = wmi_call(wil, WMI_GET_SELECTED_RF_SECTOR_INDEX_CMDID, vif->mid, 2908 &cmd, sizeof(cmd), 2909 WMI_GET_SELECTED_RF_SECTOR_INDEX_DONE_EVENTID, 2910 &reply, sizeof(reply), 2911 500); 2912 if (rc) 2913 return rc; 2914 if (reply.evt.status) { 2915 wil_err(wil, "get rf selected sector cfg failed with status %d\n", 2916 reply.evt.status); 2917 return wil_rf_sector_status_to_rc(reply.evt.status); 2918 } 2919 2920 msg = cfg80211_vendor_cmd_alloc_reply_skb( 2921 wiphy, 64 * WMI_MAX_RF_MODULES_NUM); 2922 if (!msg) 2923 return -ENOMEM; 2924 2925 if (nla_put_u64_64bit(msg, QCA_ATTR_TSF, 2926 le64_to_cpu(reply.evt.tsf), 2927 QCA_ATTR_PAD) || 2928 nla_put_u16(msg, QCA_ATTR_DMG_RF_SECTOR_INDEX, 2929 le16_to_cpu(reply.evt.sector_idx))) 2930 goto nla_put_failure; 2931 2932 rc = cfg80211_vendor_cmd_reply(msg); 2933 return rc; 2934 nla_put_failure: 2935 kfree_skb(msg); 2936 return -ENOBUFS; 2937 } 2938 2939 static int wil_rf_sector_wmi_set_selected(struct wil6210_priv *wil, 2940 u8 mid, u16 sector_index, 2941 u8 sector_type, u8 cid) 2942 { 2943 struct wmi_set_selected_rf_sector_index_cmd cmd; 2944 struct { 2945 struct wmi_cmd_hdr wmi; 2946 struct wmi_set_selected_rf_sector_index_done_event evt; 2947 } __packed reply = { 2948 .evt = {.status = WMI_RF_SECTOR_STATUS_NOT_SUPPORTED_ERROR}, 2949 }; 2950 int rc; 2951 2952 memset(&cmd, 0, sizeof(cmd)); 2953 cmd.sector_idx = cpu_to_le16(sector_index); 2954 cmd.sector_type = sector_type; 2955 cmd.cid = (u8)cid; 2956 rc = wmi_call(wil, WMI_SET_SELECTED_RF_SECTOR_INDEX_CMDID, mid, 2957 &cmd, sizeof(cmd), 2958 WMI_SET_SELECTED_RF_SECTOR_INDEX_DONE_EVENTID, 2959 &reply, sizeof(reply), 2960 500); 2961 if (rc) 2962 return rc; 2963 return wil_rf_sector_status_to_rc(reply.evt.status); 2964 } 2965 2966 static int wil_rf_sector_set_selected(struct wiphy *wiphy, 2967 struct wireless_dev *wdev, 2968 const void *data, int data_len) 2969 { 2970 struct wil6210_priv *wil = wdev_to_wil(wdev); 2971 struct wil6210_vif *vif = wdev_to_vif(wil, wdev); 2972 int rc; 2973 struct nlattr *tb[QCA_ATTR_DMG_RF_SECTOR_MAX + 1]; 2974 u16 sector_index; 2975 u8 sector_type, mac_addr[ETH_ALEN], i; 2976 int cid = 0; 2977 2978 if (!test_bit(WMI_FW_CAPABILITY_RF_SECTORS, wil->fw_capabilities)) 2979 return -EOPNOTSUPP; 2980 2981 rc = nla_parse_deprecated(tb, QCA_ATTR_DMG_RF_SECTOR_MAX, data, 2982 data_len, wil_rf_sector_policy, NULL); 2983 if (rc) { 2984 wil_err(wil, "Invalid rf sector ATTR\n"); 2985 return rc; 2986 } 2987 2988 if (!tb[QCA_ATTR_DMG_RF_SECTOR_INDEX] || 2989 !tb[QCA_ATTR_DMG_RF_SECTOR_TYPE]) { 2990 wil_err(wil, "Invalid rf sector spec\n"); 2991 return -EINVAL; 2992 } 2993 2994 sector_index = nla_get_u16( 2995 tb[QCA_ATTR_DMG_RF_SECTOR_INDEX]); 2996 if (sector_index >= WIL_MAX_RF_SECTORS && 2997 sector_index != WMI_INVALID_RF_SECTOR_INDEX) { 2998 wil_err(wil, "Invalid sector index %d\n", sector_index); 2999 return -EINVAL; 3000 } 3001 3002 sector_type = nla_get_u8(tb[QCA_ATTR_DMG_RF_SECTOR_TYPE]); 3003 if (sector_type >= QCA_ATTR_DMG_RF_SECTOR_TYPE_MAX) { 3004 wil_err(wil, "Invalid sector type %d\n", sector_type); 3005 return -EINVAL; 3006 } 3007 3008 if (tb[QCA_ATTR_MAC_ADDR]) { 3009 ether_addr_copy(mac_addr, nla_data(tb[QCA_ATTR_MAC_ADDR])); 3010 if (!is_broadcast_ether_addr(mac_addr)) { 3011 cid = wil_find_cid(wil, vif->mid, mac_addr); 3012 if (cid < 0) { 3013 wil_err(wil, "invalid MAC address %pM\n", 3014 mac_addr); 3015 return -ENOENT; 3016 } 3017 } else { 3018 if (sector_index != WMI_INVALID_RF_SECTOR_INDEX) { 3019 wil_err(wil, "broadcast MAC valid only with unlocking\n"); 3020 return -EINVAL; 3021 } 3022 cid = -1; 3023 } 3024 } else { 3025 if (test_bit(wil_vif_fwconnected, vif->status)) { 3026 wil_err(wil, "must specify MAC address when connected\n"); 3027 return -EINVAL; 3028 } 3029 /* otherwise, using cid=0 for unassociated station */ 3030 } 3031 3032 if (cid >= 0) { 3033 rc = wil_rf_sector_wmi_set_selected(wil, vif->mid, sector_index, 3034 sector_type, cid); 3035 } else { 3036 /* unlock all cids */ 3037 rc = wil_rf_sector_wmi_set_selected( 3038 wil, vif->mid, WMI_INVALID_RF_SECTOR_INDEX, 3039 sector_type, WIL_CID_ALL); 3040 if (rc == -EINVAL) { 3041 for (i = 0; i < wil->max_assoc_sta; i++) { 3042 if (wil->sta[i].mid != vif->mid) 3043 continue; 3044 rc = wil_rf_sector_wmi_set_selected( 3045 wil, vif->mid, 3046 WMI_INVALID_RF_SECTOR_INDEX, 3047 sector_type, i); 3048 /* the FW will silently ignore and return 3049 * success for unused cid, so abort the loop 3050 * on any other error 3051 */ 3052 if (rc) { 3053 wil_err(wil, "unlock cid %d failed with status %d\n", 3054 i, rc); 3055 break; 3056 } 3057 } 3058 } 3059 } 3060 3061 return rc; 3062 } 3063