1 /* 2 * Copyright (c) 2012-2017 Qualcomm Atheros, Inc. 3 * Copyright (c) 2018, 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 int wil_num_supported_channels(struct wil6210_priv *wil) 55 { 56 int num_channels = ARRAY_SIZE(wil_60ghz_channels); 57 58 if (!test_bit(WMI_FW_CAPABILITY_CHANNEL_4, wil->fw_capabilities)) 59 num_channels--; 60 61 return num_channels; 62 } 63 64 void update_supported_bands(struct wil6210_priv *wil) 65 { 66 struct wiphy *wiphy = wil_to_wiphy(wil); 67 68 wil_dbg_misc(wil, "update supported bands"); 69 70 wiphy->bands[NL80211_BAND_60GHZ]->n_channels = 71 wil_num_supported_channels(wil); 72 } 73 74 /* Vendor id to be used in vendor specific command and events 75 * to user space. 76 * NOTE: The authoritative place for definition of QCA_NL80211_VENDOR_ID, 77 * vendor subcmd definitions prefixed with QCA_NL80211_VENDOR_SUBCMD, and 78 * qca_wlan_vendor_attr is open source file src/common/qca-vendor.h in 79 * git://w1.fi/srv/git/hostap.git; the values here are just a copy of that 80 */ 81 82 #define QCA_NL80211_VENDOR_ID 0x001374 83 84 #define WIL_MAX_RF_SECTORS (128) 85 #define WIL_CID_ALL (0xff) 86 87 enum qca_wlan_vendor_attr_rf_sector { 88 QCA_ATTR_MAC_ADDR = 6, 89 QCA_ATTR_PAD = 13, 90 QCA_ATTR_TSF = 29, 91 QCA_ATTR_DMG_RF_SECTOR_INDEX = 30, 92 QCA_ATTR_DMG_RF_SECTOR_TYPE = 31, 93 QCA_ATTR_DMG_RF_MODULE_MASK = 32, 94 QCA_ATTR_DMG_RF_SECTOR_CFG = 33, 95 QCA_ATTR_DMG_RF_SECTOR_MAX, 96 }; 97 98 enum qca_wlan_vendor_attr_dmg_rf_sector_type { 99 QCA_ATTR_DMG_RF_SECTOR_TYPE_RX, 100 QCA_ATTR_DMG_RF_SECTOR_TYPE_TX, 101 QCA_ATTR_DMG_RF_SECTOR_TYPE_MAX 102 }; 103 104 enum qca_wlan_vendor_attr_dmg_rf_sector_cfg { 105 QCA_ATTR_DMG_RF_SECTOR_CFG_INVALID = 0, 106 QCA_ATTR_DMG_RF_SECTOR_CFG_MODULE_INDEX, 107 QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE0, 108 QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE1, 109 QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE2, 110 QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_HI, 111 QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_LO, 112 QCA_ATTR_DMG_RF_SECTOR_CFG_DTYPE_X16, 113 114 /* keep last */ 115 QCA_ATTR_DMG_RF_SECTOR_CFG_AFTER_LAST, 116 QCA_ATTR_DMG_RF_SECTOR_CFG_MAX = 117 QCA_ATTR_DMG_RF_SECTOR_CFG_AFTER_LAST - 1 118 }; 119 120 static const struct 121 nla_policy wil_rf_sector_policy[QCA_ATTR_DMG_RF_SECTOR_MAX + 1] = { 122 [QCA_ATTR_MAC_ADDR] = { .len = ETH_ALEN }, 123 [QCA_ATTR_DMG_RF_SECTOR_INDEX] = { .type = NLA_U16 }, 124 [QCA_ATTR_DMG_RF_SECTOR_TYPE] = { .type = NLA_U8 }, 125 [QCA_ATTR_DMG_RF_MODULE_MASK] = { .type = NLA_U32 }, 126 [QCA_ATTR_DMG_RF_SECTOR_CFG] = { .type = NLA_NESTED }, 127 }; 128 129 static const struct 130 nla_policy wil_rf_sector_cfg_policy[QCA_ATTR_DMG_RF_SECTOR_CFG_MAX + 1] = { 131 [QCA_ATTR_DMG_RF_SECTOR_CFG_MODULE_INDEX] = { .type = NLA_U8 }, 132 [QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE0] = { .type = NLA_U32 }, 133 [QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE1] = { .type = NLA_U32 }, 134 [QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE2] = { .type = NLA_U32 }, 135 [QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_HI] = { .type = NLA_U32 }, 136 [QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_LO] = { .type = NLA_U32 }, 137 [QCA_ATTR_DMG_RF_SECTOR_CFG_DTYPE_X16] = { .type = NLA_U32 }, 138 }; 139 140 enum qca_nl80211_vendor_subcmds { 141 QCA_NL80211_VENDOR_SUBCMD_DMG_RF_GET_SECTOR_CFG = 139, 142 QCA_NL80211_VENDOR_SUBCMD_DMG_RF_SET_SECTOR_CFG = 140, 143 QCA_NL80211_VENDOR_SUBCMD_DMG_RF_GET_SELECTED_SECTOR = 141, 144 QCA_NL80211_VENDOR_SUBCMD_DMG_RF_SET_SELECTED_SECTOR = 142, 145 }; 146 147 static int wil_rf_sector_get_cfg(struct wiphy *wiphy, 148 struct wireless_dev *wdev, 149 const void *data, int data_len); 150 static int wil_rf_sector_set_cfg(struct wiphy *wiphy, 151 struct wireless_dev *wdev, 152 const void *data, int data_len); 153 static int wil_rf_sector_get_selected(struct wiphy *wiphy, 154 struct wireless_dev *wdev, 155 const void *data, int data_len); 156 static int wil_rf_sector_set_selected(struct wiphy *wiphy, 157 struct wireless_dev *wdev, 158 const void *data, int data_len); 159 160 /* vendor specific commands */ 161 static const struct wiphy_vendor_command wil_nl80211_vendor_commands[] = { 162 { 163 .info.vendor_id = QCA_NL80211_VENDOR_ID, 164 .info.subcmd = QCA_NL80211_VENDOR_SUBCMD_DMG_RF_GET_SECTOR_CFG, 165 .flags = WIPHY_VENDOR_CMD_NEED_WDEV | 166 WIPHY_VENDOR_CMD_NEED_RUNNING, 167 .doit = wil_rf_sector_get_cfg 168 }, 169 { 170 .info.vendor_id = QCA_NL80211_VENDOR_ID, 171 .info.subcmd = QCA_NL80211_VENDOR_SUBCMD_DMG_RF_SET_SECTOR_CFG, 172 .flags = WIPHY_VENDOR_CMD_NEED_WDEV | 173 WIPHY_VENDOR_CMD_NEED_RUNNING, 174 .doit = wil_rf_sector_set_cfg 175 }, 176 { 177 .info.vendor_id = QCA_NL80211_VENDOR_ID, 178 .info.subcmd = 179 QCA_NL80211_VENDOR_SUBCMD_DMG_RF_GET_SELECTED_SECTOR, 180 .flags = WIPHY_VENDOR_CMD_NEED_WDEV | 181 WIPHY_VENDOR_CMD_NEED_RUNNING, 182 .doit = wil_rf_sector_get_selected 183 }, 184 { 185 .info.vendor_id = QCA_NL80211_VENDOR_ID, 186 .info.subcmd = 187 QCA_NL80211_VENDOR_SUBCMD_DMG_RF_SET_SELECTED_SECTOR, 188 .flags = WIPHY_VENDOR_CMD_NEED_WDEV | 189 WIPHY_VENDOR_CMD_NEED_RUNNING, 190 .doit = wil_rf_sector_set_selected 191 }, 192 }; 193 194 static struct ieee80211_supported_band wil_band_60ghz = { 195 .channels = wil_60ghz_channels, 196 .n_channels = ARRAY_SIZE(wil_60ghz_channels), 197 .ht_cap = { 198 .ht_supported = true, 199 .cap = 0, /* TODO */ 200 .ampdu_factor = IEEE80211_HT_MAX_AMPDU_64K, /* TODO */ 201 .ampdu_density = IEEE80211_HT_MPDU_DENSITY_8, /* TODO */ 202 .mcs = { 203 /* MCS 1..12 - SC PHY */ 204 .rx_mask = {0xfe, 0x1f}, /* 1..12 */ 205 .tx_params = IEEE80211_HT_MCS_TX_DEFINED, /* TODO */ 206 }, 207 }, 208 }; 209 210 static const struct ieee80211_txrx_stypes 211 wil_mgmt_stypes[NUM_NL80211_IFTYPES] = { 212 [NL80211_IFTYPE_STATION] = { 213 .tx = BIT(IEEE80211_STYPE_ACTION >> 4) | 214 BIT(IEEE80211_STYPE_PROBE_RESP >> 4), 215 .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | 216 BIT(IEEE80211_STYPE_PROBE_REQ >> 4) 217 }, 218 [NL80211_IFTYPE_AP] = { 219 .tx = BIT(IEEE80211_STYPE_ACTION >> 4) | 220 BIT(IEEE80211_STYPE_PROBE_RESP >> 4) | 221 BIT(IEEE80211_STYPE_ASSOC_RESP >> 4) | 222 BIT(IEEE80211_STYPE_DISASSOC >> 4) | 223 BIT(IEEE80211_STYPE_AUTH >> 4) | 224 BIT(IEEE80211_STYPE_REASSOC_RESP >> 4), 225 .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | 226 BIT(IEEE80211_STYPE_PROBE_REQ >> 4) | 227 BIT(IEEE80211_STYPE_ASSOC_REQ >> 4) | 228 BIT(IEEE80211_STYPE_DISASSOC >> 4) | 229 BIT(IEEE80211_STYPE_AUTH >> 4) | 230 BIT(IEEE80211_STYPE_DEAUTH >> 4) | 231 BIT(IEEE80211_STYPE_REASSOC_REQ >> 4) 232 }, 233 [NL80211_IFTYPE_P2P_CLIENT] = { 234 .tx = BIT(IEEE80211_STYPE_ACTION >> 4) | 235 BIT(IEEE80211_STYPE_PROBE_RESP >> 4), 236 .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | 237 BIT(IEEE80211_STYPE_PROBE_REQ >> 4) 238 }, 239 [NL80211_IFTYPE_P2P_GO] = { 240 .tx = BIT(IEEE80211_STYPE_ACTION >> 4) | 241 BIT(IEEE80211_STYPE_PROBE_RESP >> 4), 242 .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | 243 BIT(IEEE80211_STYPE_PROBE_REQ >> 4) 244 }, 245 [NL80211_IFTYPE_P2P_DEVICE] = { 246 .tx = BIT(IEEE80211_STYPE_ACTION >> 4) | 247 BIT(IEEE80211_STYPE_PROBE_RESP >> 4), 248 .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | 249 BIT(IEEE80211_STYPE_PROBE_REQ >> 4) 250 }, 251 }; 252 253 static const u32 wil_cipher_suites[] = { 254 WLAN_CIPHER_SUITE_GCMP, 255 }; 256 257 static const char * const key_usage_str[] = { 258 [WMI_KEY_USE_PAIRWISE] = "PTK", 259 [WMI_KEY_USE_RX_GROUP] = "RX_GTK", 260 [WMI_KEY_USE_TX_GROUP] = "TX_GTK", 261 }; 262 263 int wil_iftype_nl2wmi(enum nl80211_iftype type) 264 { 265 static const struct { 266 enum nl80211_iftype nl; 267 enum wmi_network_type wmi; 268 } __nl2wmi[] = { 269 {NL80211_IFTYPE_ADHOC, WMI_NETTYPE_ADHOC}, 270 {NL80211_IFTYPE_STATION, WMI_NETTYPE_INFRA}, 271 {NL80211_IFTYPE_AP, WMI_NETTYPE_AP}, 272 {NL80211_IFTYPE_P2P_CLIENT, WMI_NETTYPE_P2P}, 273 {NL80211_IFTYPE_P2P_GO, WMI_NETTYPE_P2P}, 274 {NL80211_IFTYPE_MONITOR, WMI_NETTYPE_ADHOC}, /* FIXME */ 275 }; 276 uint i; 277 278 for (i = 0; i < ARRAY_SIZE(__nl2wmi); i++) { 279 if (__nl2wmi[i].nl == type) 280 return __nl2wmi[i].wmi; 281 } 282 283 return -EOPNOTSUPP; 284 } 285 286 int wil_cid_fill_sinfo(struct wil6210_vif *vif, int cid, 287 struct station_info *sinfo) 288 { 289 struct wil6210_priv *wil = vif_to_wil(vif); 290 struct wmi_notify_req_cmd cmd = { 291 .cid = cid, 292 .interval_usec = 0, 293 }; 294 struct { 295 struct wmi_cmd_hdr wmi; 296 struct wmi_notify_req_done_event evt; 297 } __packed reply; 298 struct wil_net_stats *stats = &wil->sta[cid].stats; 299 int rc; 300 301 memset(&reply, 0, sizeof(reply)); 302 303 rc = wmi_call(wil, WMI_NOTIFY_REQ_CMDID, vif->mid, &cmd, sizeof(cmd), 304 WMI_NOTIFY_REQ_DONE_EVENTID, &reply, sizeof(reply), 20); 305 if (rc) 306 return rc; 307 308 wil_dbg_wmi(wil, "Link status for CID %d MID %d: {\n" 309 " MCS %d TSF 0x%016llx\n" 310 " BF status 0x%08x RSSI %d SQI %d%%\n" 311 " Tx Tpt %d goodput %d Rx goodput %d\n" 312 " Sectors(rx:tx) my %d:%d peer %d:%d\n""}\n", 313 cid, vif->mid, le16_to_cpu(reply.evt.bf_mcs), 314 le64_to_cpu(reply.evt.tsf), reply.evt.status, 315 reply.evt.rssi, 316 reply.evt.sqi, 317 le32_to_cpu(reply.evt.tx_tpt), 318 le32_to_cpu(reply.evt.tx_goodput), 319 le32_to_cpu(reply.evt.rx_goodput), 320 le16_to_cpu(reply.evt.my_rx_sector), 321 le16_to_cpu(reply.evt.my_tx_sector), 322 le16_to_cpu(reply.evt.other_rx_sector), 323 le16_to_cpu(reply.evt.other_tx_sector)); 324 325 sinfo->generation = wil->sinfo_gen; 326 327 sinfo->filled = BIT_ULL(NL80211_STA_INFO_RX_BYTES) | 328 BIT_ULL(NL80211_STA_INFO_TX_BYTES) | 329 BIT_ULL(NL80211_STA_INFO_RX_PACKETS) | 330 BIT_ULL(NL80211_STA_INFO_TX_PACKETS) | 331 BIT_ULL(NL80211_STA_INFO_RX_BITRATE) | 332 BIT_ULL(NL80211_STA_INFO_TX_BITRATE) | 333 BIT_ULL(NL80211_STA_INFO_RX_DROP_MISC) | 334 BIT_ULL(NL80211_STA_INFO_TX_FAILED); 335 336 sinfo->txrate.flags = RATE_INFO_FLAGS_60G; 337 sinfo->txrate.mcs = le16_to_cpu(reply.evt.bf_mcs); 338 sinfo->rxrate.mcs = stats->last_mcs_rx; 339 sinfo->rx_bytes = stats->rx_bytes; 340 sinfo->rx_packets = stats->rx_packets; 341 sinfo->rx_dropped_misc = stats->rx_dropped; 342 sinfo->tx_bytes = stats->tx_bytes; 343 sinfo->tx_packets = stats->tx_packets; 344 sinfo->tx_failed = stats->tx_errors; 345 346 if (test_bit(wil_vif_fwconnected, vif->status)) { 347 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_SIGNAL); 348 if (test_bit(WMI_FW_CAPABILITY_RSSI_REPORTING, 349 wil->fw_capabilities)) 350 sinfo->signal = reply.evt.rssi; 351 else 352 sinfo->signal = reply.evt.sqi; 353 } 354 355 return rc; 356 } 357 358 static int wil_cfg80211_get_station(struct wiphy *wiphy, 359 struct net_device *ndev, 360 const u8 *mac, struct station_info *sinfo) 361 { 362 struct wil6210_vif *vif = ndev_to_vif(ndev); 363 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 364 int rc; 365 366 int cid = wil_find_cid(wil, vif->mid, mac); 367 368 wil_dbg_misc(wil, "get_station: %pM CID %d MID %d\n", mac, cid, 369 vif->mid); 370 if (cid < 0) 371 return cid; 372 373 rc = wil_cid_fill_sinfo(vif, cid, sinfo); 374 375 return rc; 376 } 377 378 /* 379 * Find @idx-th active STA for specific MID for station dump. 380 */ 381 static int wil_find_cid_by_idx(struct wil6210_priv *wil, u8 mid, int idx) 382 { 383 int i; 384 385 for (i = 0; i < ARRAY_SIZE(wil->sta); i++) { 386 if (wil->sta[i].status == wil_sta_unused) 387 continue; 388 if (wil->sta[i].mid != mid) 389 continue; 390 if (idx == 0) 391 return i; 392 idx--; 393 } 394 395 return -ENOENT; 396 } 397 398 static int wil_cfg80211_dump_station(struct wiphy *wiphy, 399 struct net_device *dev, int idx, 400 u8 *mac, struct station_info *sinfo) 401 { 402 struct wil6210_vif *vif = ndev_to_vif(dev); 403 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 404 int rc; 405 int cid = wil_find_cid_by_idx(wil, vif->mid, idx); 406 407 if (cid < 0) 408 return -ENOENT; 409 410 ether_addr_copy(mac, wil->sta[cid].addr); 411 wil_dbg_misc(wil, "dump_station: %pM CID %d MID %d\n", mac, cid, 412 vif->mid); 413 414 rc = wil_cid_fill_sinfo(vif, cid, sinfo); 415 416 return rc; 417 } 418 419 static int wil_cfg80211_start_p2p_device(struct wiphy *wiphy, 420 struct wireless_dev *wdev) 421 { 422 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 423 424 wil_dbg_misc(wil, "start_p2p_device: entered\n"); 425 wil->p2p_dev_started = 1; 426 return 0; 427 } 428 429 static void wil_cfg80211_stop_p2p_device(struct wiphy *wiphy, 430 struct wireless_dev *wdev) 431 { 432 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 433 434 if (!wil->p2p_dev_started) 435 return; 436 437 wil_dbg_misc(wil, "stop_p2p_device: entered\n"); 438 mutex_lock(&wil->mutex); 439 mutex_lock(&wil->vif_mutex); 440 wil_p2p_stop_radio_operations(wil); 441 wil->p2p_dev_started = 0; 442 mutex_unlock(&wil->vif_mutex); 443 mutex_unlock(&wil->mutex); 444 } 445 446 static int wil_cfg80211_validate_add_iface(struct wil6210_priv *wil, 447 enum nl80211_iftype new_type) 448 { 449 int i; 450 struct wireless_dev *wdev; 451 struct iface_combination_params params = { 452 .num_different_channels = 1, 453 }; 454 455 for (i = 0; i < wil->max_vifs; i++) { 456 if (wil->vifs[i]) { 457 wdev = vif_to_wdev(wil->vifs[i]); 458 params.iftype_num[wdev->iftype]++; 459 } 460 } 461 params.iftype_num[new_type]++; 462 return cfg80211_check_combinations(wil->wiphy, ¶ms); 463 } 464 465 static int wil_cfg80211_validate_change_iface(struct wil6210_priv *wil, 466 struct wil6210_vif *vif, 467 enum nl80211_iftype new_type) 468 { 469 int i, ret = 0; 470 struct wireless_dev *wdev; 471 struct iface_combination_params params = { 472 .num_different_channels = 1, 473 }; 474 bool check_combos = false; 475 476 for (i = 0; i < wil->max_vifs; i++) { 477 struct wil6210_vif *vif_pos = wil->vifs[i]; 478 479 if (vif_pos && vif != vif_pos) { 480 wdev = vif_to_wdev(vif_pos); 481 params.iftype_num[wdev->iftype]++; 482 check_combos = true; 483 } 484 } 485 486 if (check_combos) { 487 params.iftype_num[new_type]++; 488 ret = cfg80211_check_combinations(wil->wiphy, ¶ms); 489 } 490 return ret; 491 } 492 493 static struct wireless_dev * 494 wil_cfg80211_add_iface(struct wiphy *wiphy, const char *name, 495 unsigned char name_assign_type, 496 enum nl80211_iftype type, 497 struct vif_params *params) 498 { 499 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 500 struct net_device *ndev_main = wil->main_ndev, *ndev; 501 struct wil6210_vif *vif; 502 struct wireless_dev *p2p_wdev, *wdev; 503 int rc; 504 505 wil_dbg_misc(wil, "add_iface, type %d\n", type); 506 507 /* P2P device is not a real virtual interface, it is a management-only 508 * interface that shares the main interface. 509 * Skip concurrency checks here. 510 */ 511 if (type == NL80211_IFTYPE_P2P_DEVICE) { 512 if (wil->p2p_wdev) { 513 wil_err(wil, "P2P_DEVICE interface already created\n"); 514 return ERR_PTR(-EINVAL); 515 } 516 517 p2p_wdev = kzalloc(sizeof(*p2p_wdev), GFP_KERNEL); 518 if (!p2p_wdev) 519 return ERR_PTR(-ENOMEM); 520 521 p2p_wdev->iftype = type; 522 p2p_wdev->wiphy = wiphy; 523 /* use our primary ethernet address */ 524 ether_addr_copy(p2p_wdev->address, ndev_main->perm_addr); 525 526 wil->p2p_wdev = p2p_wdev; 527 528 return p2p_wdev; 529 } 530 531 if (!wil->wiphy->n_iface_combinations) { 532 wil_err(wil, "virtual interfaces not supported\n"); 533 return ERR_PTR(-EINVAL); 534 } 535 536 rc = wil_cfg80211_validate_add_iface(wil, type); 537 if (rc) { 538 wil_err(wil, "iface validation failed, err=%d\n", rc); 539 return ERR_PTR(rc); 540 } 541 542 vif = wil_vif_alloc(wil, name, name_assign_type, type); 543 if (IS_ERR(vif)) 544 return ERR_CAST(vif); 545 546 ndev = vif_to_ndev(vif); 547 ether_addr_copy(ndev->perm_addr, ndev_main->perm_addr); 548 if (is_valid_ether_addr(params->macaddr)) { 549 ether_addr_copy(ndev->dev_addr, params->macaddr); 550 } else { 551 ether_addr_copy(ndev->dev_addr, ndev_main->perm_addr); 552 ndev->dev_addr[0] = (ndev->dev_addr[0] ^ (1 << vif->mid)) | 553 0x2; /* locally administered */ 554 } 555 wdev = vif_to_wdev(vif); 556 ether_addr_copy(wdev->address, ndev->dev_addr); 557 558 rc = wil_vif_add(wil, vif); 559 if (rc) 560 goto out; 561 562 wil_info(wil, "added VIF, mid %d iftype %d MAC %pM\n", 563 vif->mid, type, wdev->address); 564 return wdev; 565 out: 566 wil_vif_free(vif); 567 return ERR_PTR(rc); 568 } 569 570 int wil_vif_prepare_stop(struct wil6210_vif *vif) 571 { 572 struct wil6210_priv *wil = vif_to_wil(vif); 573 struct wireless_dev *wdev = vif_to_wdev(vif); 574 struct net_device *ndev; 575 int rc; 576 577 if (wdev->iftype != NL80211_IFTYPE_AP) 578 return 0; 579 580 ndev = vif_to_ndev(vif); 581 if (netif_carrier_ok(ndev)) { 582 rc = wmi_pcp_stop(vif); 583 if (rc) { 584 wil_info(wil, "failed to stop AP, status %d\n", 585 rc); 586 /* continue */ 587 } 588 wil_bcast_fini(vif); 589 netif_carrier_off(ndev); 590 } 591 592 return 0; 593 } 594 595 static int wil_cfg80211_del_iface(struct wiphy *wiphy, 596 struct wireless_dev *wdev) 597 { 598 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 599 struct wil6210_vif *vif = wdev_to_vif(wil, wdev); 600 int rc; 601 602 wil_dbg_misc(wil, "del_iface\n"); 603 604 if (wdev->iftype == NL80211_IFTYPE_P2P_DEVICE) { 605 if (wdev != wil->p2p_wdev) { 606 wil_err(wil, "delete of incorrect interface 0x%p\n", 607 wdev); 608 return -EINVAL; 609 } 610 611 wil_cfg80211_stop_p2p_device(wiphy, wdev); 612 wil_p2p_wdev_free(wil); 613 return 0; 614 } 615 616 if (vif->mid == 0) { 617 wil_err(wil, "cannot remove the main interface\n"); 618 return -EINVAL; 619 } 620 621 rc = wil_vif_prepare_stop(vif); 622 if (rc) 623 goto out; 624 625 wil_info(wil, "deleted VIF, mid %d iftype %d MAC %pM\n", 626 vif->mid, wdev->iftype, wdev->address); 627 628 wil_vif_remove(wil, vif->mid); 629 out: 630 return rc; 631 } 632 633 static int wil_cfg80211_change_iface(struct wiphy *wiphy, 634 struct net_device *ndev, 635 enum nl80211_iftype type, 636 struct vif_params *params) 637 { 638 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 639 struct wil6210_vif *vif = ndev_to_vif(ndev); 640 struct wireless_dev *wdev = vif_to_wdev(vif); 641 int rc; 642 bool fw_reset = false; 643 644 wil_dbg_misc(wil, "change_iface: type=%d\n", type); 645 646 if (wiphy->n_iface_combinations) { 647 rc = wil_cfg80211_validate_change_iface(wil, vif, type); 648 if (rc) { 649 wil_err(wil, "iface validation failed, err=%d\n", rc); 650 return rc; 651 } 652 } 653 654 /* do not reset FW when there are active VIFs, 655 * because it can cause significant disruption 656 */ 657 if (!wil_has_other_active_ifaces(wil, ndev, true, false) && 658 netif_running(ndev) && !wil_is_recovery_blocked(wil)) { 659 wil_dbg_misc(wil, "interface is up. resetting...\n"); 660 mutex_lock(&wil->mutex); 661 __wil_down(wil); 662 rc = __wil_up(wil); 663 mutex_unlock(&wil->mutex); 664 665 if (rc) 666 return rc; 667 fw_reset = true; 668 } 669 670 switch (type) { 671 case NL80211_IFTYPE_STATION: 672 case NL80211_IFTYPE_AP: 673 case NL80211_IFTYPE_P2P_CLIENT: 674 case NL80211_IFTYPE_P2P_GO: 675 break; 676 case NL80211_IFTYPE_MONITOR: 677 if (params->flags) 678 wil->monitor_flags = params->flags; 679 break; 680 default: 681 return -EOPNOTSUPP; 682 } 683 684 if (vif->mid != 0 && wil_has_active_ifaces(wil, true, false)) { 685 if (!fw_reset) 686 wil_vif_prepare_stop(vif); 687 rc = wmi_port_delete(wil, vif->mid); 688 if (rc) 689 return rc; 690 rc = wmi_port_allocate(wil, vif->mid, ndev->dev_addr, type); 691 if (rc) 692 return rc; 693 } 694 695 wdev->iftype = type; 696 return 0; 697 } 698 699 static int wil_cfg80211_scan(struct wiphy *wiphy, 700 struct cfg80211_scan_request *request) 701 { 702 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 703 struct wireless_dev *wdev = request->wdev; 704 struct wil6210_vif *vif = wdev_to_vif(wil, wdev); 705 struct { 706 struct wmi_start_scan_cmd cmd; 707 u16 chnl[4]; 708 } __packed cmd; 709 uint i, n; 710 int rc; 711 712 wil_dbg_misc(wil, "scan: wdev=0x%p iftype=%d\n", wdev, wdev->iftype); 713 714 /* scan is supported on client interfaces and on AP interface */ 715 switch (wdev->iftype) { 716 case NL80211_IFTYPE_STATION: 717 case NL80211_IFTYPE_P2P_CLIENT: 718 case NL80211_IFTYPE_P2P_DEVICE: 719 case NL80211_IFTYPE_AP: 720 break; 721 default: 722 return -EOPNOTSUPP; 723 } 724 725 /* FW don't support scan after connection attempt */ 726 if (test_bit(wil_status_dontscan, wil->status)) { 727 wil_err(wil, "Can't scan now\n"); 728 return -EBUSY; 729 } 730 731 mutex_lock(&wil->mutex); 732 733 mutex_lock(&wil->vif_mutex); 734 if (vif->scan_request || vif->p2p.discovery_started) { 735 wil_err(wil, "Already scanning\n"); 736 mutex_unlock(&wil->vif_mutex); 737 rc = -EAGAIN; 738 goto out; 739 } 740 mutex_unlock(&wil->vif_mutex); 741 742 if (wdev->iftype == NL80211_IFTYPE_P2P_DEVICE) { 743 if (!wil->p2p_dev_started) { 744 wil_err(wil, "P2P search requested on stopped P2P device\n"); 745 rc = -EIO; 746 goto out; 747 } 748 /* social scan on P2P_DEVICE is handled as p2p search */ 749 if (wil_p2p_is_social_scan(request)) { 750 vif->scan_request = request; 751 if (vif->mid == 0) 752 wil->radio_wdev = wdev; 753 rc = wil_p2p_search(vif, request); 754 if (rc) { 755 if (vif->mid == 0) 756 wil->radio_wdev = 757 wil->main_ndev->ieee80211_ptr; 758 vif->scan_request = NULL; 759 } 760 goto out; 761 } 762 } 763 764 (void)wil_p2p_stop_discovery(vif); 765 766 wil_dbg_misc(wil, "Start scan_request 0x%p\n", request); 767 wil_dbg_misc(wil, "SSID count: %d", request->n_ssids); 768 769 for (i = 0; i < request->n_ssids; i++) { 770 wil_dbg_misc(wil, "SSID[%d]", i); 771 wil_hex_dump_misc("SSID ", DUMP_PREFIX_OFFSET, 16, 1, 772 request->ssids[i].ssid, 773 request->ssids[i].ssid_len, true); 774 } 775 776 if (request->n_ssids) 777 rc = wmi_set_ssid(vif, request->ssids[0].ssid_len, 778 request->ssids[0].ssid); 779 else 780 rc = wmi_set_ssid(vif, 0, NULL); 781 782 if (rc) { 783 wil_err(wil, "set SSID for scan request failed: %d\n", rc); 784 goto out; 785 } 786 787 vif->scan_request = request; 788 mod_timer(&vif->scan_timer, jiffies + WIL6210_SCAN_TO); 789 790 memset(&cmd, 0, sizeof(cmd)); 791 cmd.cmd.scan_type = WMI_ACTIVE_SCAN; 792 cmd.cmd.num_channels = 0; 793 n = min(request->n_channels, 4U); 794 for (i = 0; i < n; i++) { 795 int ch = request->channels[i]->hw_value; 796 797 if (ch == 0) { 798 wil_err(wil, 799 "Scan requested for unknown frequency %dMhz\n", 800 request->channels[i]->center_freq); 801 continue; 802 } 803 /* 0-based channel indexes */ 804 cmd.cmd.channel_list[cmd.cmd.num_channels++].channel = ch - 1; 805 wil_dbg_misc(wil, "Scan for ch %d : %d MHz\n", ch, 806 request->channels[i]->center_freq); 807 } 808 809 if (request->ie_len) 810 wil_hex_dump_misc("Scan IE ", DUMP_PREFIX_OFFSET, 16, 1, 811 request->ie, request->ie_len, true); 812 else 813 wil_dbg_misc(wil, "Scan has no IE's\n"); 814 815 rc = wmi_set_ie(vif, WMI_FRAME_PROBE_REQ, 816 request->ie_len, request->ie); 817 if (rc) 818 goto out_restore; 819 820 if (wil->discovery_mode && cmd.cmd.scan_type == WMI_ACTIVE_SCAN) { 821 cmd.cmd.discovery_mode = 1; 822 wil_dbg_misc(wil, "active scan with discovery_mode=1\n"); 823 } 824 825 if (vif->mid == 0) 826 wil->radio_wdev = wdev; 827 rc = wmi_send(wil, WMI_START_SCAN_CMDID, vif->mid, 828 &cmd, sizeof(cmd.cmd) + 829 cmd.cmd.num_channels * sizeof(cmd.cmd.channel_list[0])); 830 831 out_restore: 832 if (rc) { 833 del_timer_sync(&vif->scan_timer); 834 if (vif->mid == 0) 835 wil->radio_wdev = wil->main_ndev->ieee80211_ptr; 836 vif->scan_request = NULL; 837 } 838 out: 839 mutex_unlock(&wil->mutex); 840 return rc; 841 } 842 843 static void wil_cfg80211_abort_scan(struct wiphy *wiphy, 844 struct wireless_dev *wdev) 845 { 846 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 847 struct wil6210_vif *vif = wdev_to_vif(wil, wdev); 848 849 wil_dbg_misc(wil, "wdev=0x%p iftype=%d\n", wdev, wdev->iftype); 850 851 mutex_lock(&wil->mutex); 852 mutex_lock(&wil->vif_mutex); 853 854 if (!vif->scan_request) 855 goto out; 856 857 if (wdev != vif->scan_request->wdev) { 858 wil_dbg_misc(wil, "abort scan was called on the wrong iface\n"); 859 goto out; 860 } 861 862 if (wdev == wil->p2p_wdev && wil->radio_wdev == wil->p2p_wdev) 863 wil_p2p_stop_radio_operations(wil); 864 else 865 wil_abort_scan(vif, true); 866 867 out: 868 mutex_unlock(&wil->vif_mutex); 869 mutex_unlock(&wil->mutex); 870 } 871 872 static void wil_print_crypto(struct wil6210_priv *wil, 873 struct cfg80211_crypto_settings *c) 874 { 875 int i, n; 876 877 wil_dbg_misc(wil, "WPA versions: 0x%08x cipher group 0x%08x\n", 878 c->wpa_versions, c->cipher_group); 879 wil_dbg_misc(wil, "Pairwise ciphers [%d] {\n", c->n_ciphers_pairwise); 880 n = min_t(int, c->n_ciphers_pairwise, ARRAY_SIZE(c->ciphers_pairwise)); 881 for (i = 0; i < n; i++) 882 wil_dbg_misc(wil, " [%d] = 0x%08x\n", i, 883 c->ciphers_pairwise[i]); 884 wil_dbg_misc(wil, "}\n"); 885 wil_dbg_misc(wil, "AKM suites [%d] {\n", c->n_akm_suites); 886 n = min_t(int, c->n_akm_suites, ARRAY_SIZE(c->akm_suites)); 887 for (i = 0; i < n; i++) 888 wil_dbg_misc(wil, " [%d] = 0x%08x\n", i, 889 c->akm_suites[i]); 890 wil_dbg_misc(wil, "}\n"); 891 wil_dbg_misc(wil, "Control port : %d, eth_type 0x%04x no_encrypt %d\n", 892 c->control_port, be16_to_cpu(c->control_port_ethertype), 893 c->control_port_no_encrypt); 894 } 895 896 static const char * 897 wil_get_auth_type_name(enum nl80211_auth_type auth_type) 898 { 899 switch (auth_type) { 900 case NL80211_AUTHTYPE_OPEN_SYSTEM: 901 return "OPEN_SYSTEM"; 902 case NL80211_AUTHTYPE_SHARED_KEY: 903 return "SHARED_KEY"; 904 case NL80211_AUTHTYPE_FT: 905 return "FT"; 906 case NL80211_AUTHTYPE_NETWORK_EAP: 907 return "NETWORK_EAP"; 908 case NL80211_AUTHTYPE_SAE: 909 return "SAE"; 910 case NL80211_AUTHTYPE_AUTOMATIC: 911 return "AUTOMATIC"; 912 default: 913 return "unknown"; 914 } 915 } 916 static void wil_print_connect_params(struct wil6210_priv *wil, 917 struct cfg80211_connect_params *sme) 918 { 919 wil_info(wil, "Connecting to:\n"); 920 if (sme->channel) { 921 wil_info(wil, " Channel: %d freq %d\n", 922 sme->channel->hw_value, sme->channel->center_freq); 923 } 924 if (sme->bssid) 925 wil_info(wil, " BSSID: %pM\n", sme->bssid); 926 if (sme->ssid) 927 print_hex_dump(KERN_INFO, " SSID: ", DUMP_PREFIX_OFFSET, 928 16, 1, sme->ssid, sme->ssid_len, true); 929 if (sme->prev_bssid) 930 wil_info(wil, " Previous BSSID=%pM\n", sme->prev_bssid); 931 wil_info(wil, " Auth Type: %s\n", 932 wil_get_auth_type_name(sme->auth_type)); 933 wil_info(wil, " Privacy: %s\n", sme->privacy ? "secure" : "open"); 934 wil_info(wil, " PBSS: %d\n", sme->pbss); 935 wil_print_crypto(wil, &sme->crypto); 936 } 937 938 static int wil_ft_connect(struct wiphy *wiphy, 939 struct net_device *ndev, 940 struct cfg80211_connect_params *sme) 941 { 942 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 943 struct wil6210_vif *vif = ndev_to_vif(ndev); 944 struct wmi_ft_auth_cmd auth_cmd; 945 int rc; 946 947 if (!test_bit(WMI_FW_CAPABILITY_FT_ROAMING, wil->fw_capabilities)) { 948 wil_err(wil, "FT: FW does not support FT roaming\n"); 949 return -EOPNOTSUPP; 950 } 951 952 if (!sme->prev_bssid) { 953 wil_err(wil, "FT: prev_bssid was not set\n"); 954 return -EINVAL; 955 } 956 957 if (ether_addr_equal(sme->prev_bssid, sme->bssid)) { 958 wil_err(wil, "FT: can not roam to same AP\n"); 959 return -EINVAL; 960 } 961 962 if (!test_bit(wil_vif_fwconnected, vif->status)) { 963 wil_err(wil, "FT: roam while not connected\n"); 964 return -EINVAL; 965 } 966 967 if (vif->privacy != sme->privacy) { 968 wil_err(wil, "FT: privacy mismatch, current (%d) roam (%d)\n", 969 vif->privacy, sme->privacy); 970 return -EINVAL; 971 } 972 973 if (sme->pbss) { 974 wil_err(wil, "FT: roam is not valid for PBSS\n"); 975 return -EINVAL; 976 } 977 978 memset(&auth_cmd, 0, sizeof(auth_cmd)); 979 auth_cmd.channel = sme->channel->hw_value - 1; 980 ether_addr_copy(auth_cmd.bssid, sme->bssid); 981 982 wil_info(wil, "FT: roaming\n"); 983 984 set_bit(wil_vif_ft_roam, vif->status); 985 rc = wmi_send(wil, WMI_FT_AUTH_CMDID, vif->mid, 986 &auth_cmd, sizeof(auth_cmd)); 987 if (rc == 0) 988 mod_timer(&vif->connect_timer, 989 jiffies + msecs_to_jiffies(5000)); 990 else 991 clear_bit(wil_vif_ft_roam, vif->status); 992 993 return rc; 994 } 995 996 static int wil_cfg80211_connect(struct wiphy *wiphy, 997 struct net_device *ndev, 998 struct cfg80211_connect_params *sme) 999 { 1000 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1001 struct wil6210_vif *vif = ndev_to_vif(ndev); 1002 struct cfg80211_bss *bss; 1003 struct wmi_connect_cmd conn; 1004 const u8 *ssid_eid; 1005 const u8 *rsn_eid; 1006 int ch; 1007 int rc = 0; 1008 bool is_ft_roam = false; 1009 u8 network_type; 1010 enum ieee80211_bss_type bss_type = IEEE80211_BSS_TYPE_ESS; 1011 1012 wil_dbg_misc(wil, "connect, mid=%d\n", vif->mid); 1013 wil_print_connect_params(wil, sme); 1014 1015 if (sme->auth_type == NL80211_AUTHTYPE_FT) 1016 is_ft_roam = true; 1017 if (sme->auth_type == NL80211_AUTHTYPE_AUTOMATIC && 1018 test_bit(wil_vif_fwconnected, vif->status)) 1019 is_ft_roam = true; 1020 1021 if (!is_ft_roam) 1022 if (test_bit(wil_vif_fwconnecting, vif->status) || 1023 test_bit(wil_vif_fwconnected, vif->status)) 1024 return -EALREADY; 1025 1026 if (sme->ie_len > WMI_MAX_IE_LEN) { 1027 wil_err(wil, "IE too large (%td bytes)\n", sme->ie_len); 1028 return -ERANGE; 1029 } 1030 1031 rsn_eid = sme->ie ? 1032 cfg80211_find_ie(WLAN_EID_RSN, sme->ie, sme->ie_len) : 1033 NULL; 1034 if (sme->privacy && !rsn_eid) { 1035 wil_info(wil, "WSC connection\n"); 1036 if (is_ft_roam) { 1037 wil_err(wil, "No WSC with FT roam\n"); 1038 return -EINVAL; 1039 } 1040 } 1041 1042 if (sme->pbss) 1043 bss_type = IEEE80211_BSS_TYPE_PBSS; 1044 1045 bss = cfg80211_get_bss(wiphy, sme->channel, sme->bssid, 1046 sme->ssid, sme->ssid_len, 1047 bss_type, IEEE80211_PRIVACY_ANY); 1048 if (!bss) { 1049 wil_err(wil, "Unable to find BSS\n"); 1050 return -ENOENT; 1051 } 1052 1053 ssid_eid = ieee80211_bss_get_ie(bss, WLAN_EID_SSID); 1054 if (!ssid_eid) { 1055 wil_err(wil, "No SSID\n"); 1056 rc = -ENOENT; 1057 goto out; 1058 } 1059 vif->privacy = sme->privacy; 1060 vif->pbss = sme->pbss; 1061 1062 rc = wmi_set_ie(vif, WMI_FRAME_ASSOC_REQ, sme->ie_len, sme->ie); 1063 if (rc) 1064 goto out; 1065 1066 switch (bss->capability & WLAN_CAPABILITY_DMG_TYPE_MASK) { 1067 case WLAN_CAPABILITY_DMG_TYPE_AP: 1068 network_type = WMI_NETTYPE_INFRA; 1069 break; 1070 case WLAN_CAPABILITY_DMG_TYPE_PBSS: 1071 network_type = WMI_NETTYPE_P2P; 1072 break; 1073 default: 1074 wil_err(wil, "Unsupported BSS type, capability= 0x%04x\n", 1075 bss->capability); 1076 rc = -EINVAL; 1077 goto out; 1078 } 1079 1080 ch = bss->channel->hw_value; 1081 if (ch == 0) { 1082 wil_err(wil, "BSS at unknown frequency %dMhz\n", 1083 bss->channel->center_freq); 1084 rc = -EOPNOTSUPP; 1085 goto out; 1086 } 1087 1088 if (is_ft_roam) { 1089 if (network_type != WMI_NETTYPE_INFRA) { 1090 wil_err(wil, "FT: Unsupported BSS type, capability= 0x%04x\n", 1091 bss->capability); 1092 rc = -EINVAL; 1093 goto out; 1094 } 1095 rc = wil_ft_connect(wiphy, ndev, sme); 1096 if (rc == 0) 1097 vif->bss = bss; 1098 goto out; 1099 } 1100 1101 if (vif->privacy) { 1102 /* For secure assoc, remove old keys */ 1103 rc = wmi_del_cipher_key(vif, 0, bss->bssid, 1104 WMI_KEY_USE_PAIRWISE); 1105 if (rc) { 1106 wil_err(wil, "WMI_DELETE_CIPHER_KEY_CMD(PTK) failed\n"); 1107 goto out; 1108 } 1109 rc = wmi_del_cipher_key(vif, 0, bss->bssid, 1110 WMI_KEY_USE_RX_GROUP); 1111 if (rc) { 1112 wil_err(wil, "WMI_DELETE_CIPHER_KEY_CMD(GTK) failed\n"); 1113 goto out; 1114 } 1115 } 1116 1117 /* WMI_CONNECT_CMD */ 1118 memset(&conn, 0, sizeof(conn)); 1119 conn.network_type = network_type; 1120 if (vif->privacy) { 1121 if (rsn_eid) { /* regular secure connection */ 1122 conn.dot11_auth_mode = WMI_AUTH11_SHARED; 1123 conn.auth_mode = WMI_AUTH_WPA2_PSK; 1124 conn.pairwise_crypto_type = WMI_CRYPT_AES_GCMP; 1125 conn.pairwise_crypto_len = 16; 1126 conn.group_crypto_type = WMI_CRYPT_AES_GCMP; 1127 conn.group_crypto_len = 16; 1128 } else { /* WSC */ 1129 conn.dot11_auth_mode = WMI_AUTH11_WSC; 1130 conn.auth_mode = WMI_AUTH_NONE; 1131 } 1132 } else { /* insecure connection */ 1133 conn.dot11_auth_mode = WMI_AUTH11_OPEN; 1134 conn.auth_mode = WMI_AUTH_NONE; 1135 } 1136 1137 conn.ssid_len = min_t(u8, ssid_eid[1], 32); 1138 memcpy(conn.ssid, ssid_eid+2, conn.ssid_len); 1139 conn.channel = ch - 1; 1140 1141 ether_addr_copy(conn.bssid, bss->bssid); 1142 ether_addr_copy(conn.dst_mac, bss->bssid); 1143 1144 set_bit(wil_vif_fwconnecting, vif->status); 1145 1146 rc = wmi_send(wil, WMI_CONNECT_CMDID, vif->mid, &conn, sizeof(conn)); 1147 if (rc == 0) { 1148 netif_carrier_on(ndev); 1149 if (!wil_has_other_active_ifaces(wil, ndev, false, true)) 1150 wil6210_bus_request(wil, WIL_MAX_BUS_REQUEST_KBPS); 1151 vif->bss = bss; 1152 /* Connect can take lots of time */ 1153 mod_timer(&vif->connect_timer, 1154 jiffies + msecs_to_jiffies(5000)); 1155 } else { 1156 clear_bit(wil_vif_fwconnecting, vif->status); 1157 } 1158 1159 out: 1160 cfg80211_put_bss(wiphy, bss); 1161 1162 return rc; 1163 } 1164 1165 static int wil_cfg80211_disconnect(struct wiphy *wiphy, 1166 struct net_device *ndev, 1167 u16 reason_code) 1168 { 1169 int rc; 1170 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1171 struct wil6210_vif *vif = ndev_to_vif(ndev); 1172 1173 wil_dbg_misc(wil, "disconnect: reason=%d, mid=%d\n", 1174 reason_code, vif->mid); 1175 1176 if (!(test_bit(wil_vif_fwconnecting, vif->status) || 1177 test_bit(wil_vif_fwconnected, vif->status))) { 1178 wil_err(wil, "Disconnect was called while disconnected\n"); 1179 return 0; 1180 } 1181 1182 vif->locally_generated_disc = true; 1183 rc = wmi_call(wil, WMI_DISCONNECT_CMDID, vif->mid, NULL, 0, 1184 WMI_DISCONNECT_EVENTID, NULL, 0, 1185 WIL6210_DISCONNECT_TO_MS); 1186 if (rc) 1187 wil_err(wil, "disconnect error %d\n", rc); 1188 1189 return rc; 1190 } 1191 1192 static int wil_cfg80211_set_wiphy_params(struct wiphy *wiphy, u32 changed) 1193 { 1194 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1195 int rc; 1196 1197 /* these parameters are explicitly not supported */ 1198 if (changed & (WIPHY_PARAM_RETRY_LONG | 1199 WIPHY_PARAM_FRAG_THRESHOLD | 1200 WIPHY_PARAM_RTS_THRESHOLD)) 1201 return -ENOTSUPP; 1202 1203 if (changed & WIPHY_PARAM_RETRY_SHORT) { 1204 rc = wmi_set_mgmt_retry(wil, wiphy->retry_short); 1205 if (rc) 1206 return rc; 1207 } 1208 1209 return 0; 1210 } 1211 1212 int wil_cfg80211_mgmt_tx(struct wiphy *wiphy, struct wireless_dev *wdev, 1213 struct cfg80211_mgmt_tx_params *params, 1214 u64 *cookie) 1215 { 1216 const u8 *buf = params->buf; 1217 size_t len = params->len; 1218 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1219 struct wil6210_vif *vif = wdev_to_vif(wil, wdev); 1220 int rc; 1221 bool tx_status; 1222 1223 wil_dbg_misc(wil, "mgmt_tx: channel %d offchan %d, wait %d\n", 1224 params->chan ? params->chan->hw_value : -1, 1225 params->offchan, 1226 params->wait); 1227 1228 /* Note, currently we support the "wait" parameter only on AP mode. 1229 * In other modes, user-space must call remain_on_channel before 1230 * mgmt_tx or listen on a channel other than active one. 1231 */ 1232 1233 if (params->chan && params->chan->hw_value == 0) { 1234 wil_err(wil, "invalid channel\n"); 1235 return -EINVAL; 1236 } 1237 1238 if (wdev->iftype != NL80211_IFTYPE_AP) { 1239 wil_dbg_misc(wil, 1240 "send WMI_SW_TX_REQ_CMDID on non-AP interfaces\n"); 1241 rc = wmi_mgmt_tx(vif, buf, len); 1242 goto out; 1243 } 1244 1245 if (!params->chan || params->chan->hw_value == vif->channel) { 1246 wil_dbg_misc(wil, 1247 "send WMI_SW_TX_REQ_CMDID for on-channel\n"); 1248 rc = wmi_mgmt_tx(vif, buf, len); 1249 goto out; 1250 } 1251 1252 if (params->offchan == 0) { 1253 wil_err(wil, 1254 "invalid channel params: current %d requested %d, off-channel not allowed\n", 1255 vif->channel, params->chan->hw_value); 1256 return -EBUSY; 1257 } 1258 1259 /* use the wmi_mgmt_tx_ext only on AP mode and off-channel */ 1260 rc = wmi_mgmt_tx_ext(vif, buf, len, params->chan->hw_value, 1261 params->wait); 1262 1263 out: 1264 tx_status = (rc == 0); 1265 cfg80211_mgmt_tx_status(wdev, cookie ? *cookie : 0, buf, len, 1266 tx_status, GFP_KERNEL); 1267 1268 return rc; 1269 } 1270 1271 static int wil_cfg80211_set_channel(struct wiphy *wiphy, 1272 struct cfg80211_chan_def *chandef) 1273 { 1274 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1275 1276 wil->monitor_chandef = *chandef; 1277 1278 return 0; 1279 } 1280 1281 static enum wmi_key_usage wil_detect_key_usage(struct wireless_dev *wdev, 1282 bool pairwise) 1283 { 1284 struct wil6210_priv *wil = wdev_to_wil(wdev); 1285 enum wmi_key_usage rc; 1286 1287 if (pairwise) { 1288 rc = WMI_KEY_USE_PAIRWISE; 1289 } else { 1290 switch (wdev->iftype) { 1291 case NL80211_IFTYPE_STATION: 1292 case NL80211_IFTYPE_P2P_CLIENT: 1293 rc = WMI_KEY_USE_RX_GROUP; 1294 break; 1295 case NL80211_IFTYPE_AP: 1296 case NL80211_IFTYPE_P2P_GO: 1297 rc = WMI_KEY_USE_TX_GROUP; 1298 break; 1299 default: 1300 /* TODO: Rx GTK or Tx GTK? */ 1301 wil_err(wil, "Can't determine GTK type\n"); 1302 rc = WMI_KEY_USE_RX_GROUP; 1303 break; 1304 } 1305 } 1306 wil_dbg_misc(wil, "detect_key_usage: -> %s\n", key_usage_str[rc]); 1307 1308 return rc; 1309 } 1310 1311 static struct wil_sta_info * 1312 wil_find_sta_by_key_usage(struct wil6210_priv *wil, u8 mid, 1313 enum wmi_key_usage key_usage, const u8 *mac_addr) 1314 { 1315 int cid = -EINVAL; 1316 1317 if (key_usage == WMI_KEY_USE_TX_GROUP) 1318 return NULL; /* not needed */ 1319 1320 /* supplicant provides Rx group key in STA mode with NULL MAC address */ 1321 if (mac_addr) 1322 cid = wil_find_cid(wil, mid, mac_addr); 1323 else if (key_usage == WMI_KEY_USE_RX_GROUP) 1324 cid = wil_find_cid_by_idx(wil, mid, 0); 1325 if (cid < 0) { 1326 wil_err(wil, "No CID for %pM %s\n", mac_addr, 1327 key_usage_str[key_usage]); 1328 return ERR_PTR(cid); 1329 } 1330 1331 return &wil->sta[cid]; 1332 } 1333 1334 void wil_set_crypto_rx(u8 key_index, enum wmi_key_usage key_usage, 1335 struct wil_sta_info *cs, 1336 struct key_params *params) 1337 { 1338 struct wil_tid_crypto_rx_single *cc; 1339 int tid; 1340 1341 if (!cs) 1342 return; 1343 1344 switch (key_usage) { 1345 case WMI_KEY_USE_PAIRWISE: 1346 for (tid = 0; tid < WIL_STA_TID_NUM; tid++) { 1347 cc = &cs->tid_crypto_rx[tid].key_id[key_index]; 1348 if (params->seq) 1349 memcpy(cc->pn, params->seq, 1350 IEEE80211_GCMP_PN_LEN); 1351 else 1352 memset(cc->pn, 0, IEEE80211_GCMP_PN_LEN); 1353 cc->key_set = true; 1354 } 1355 break; 1356 case WMI_KEY_USE_RX_GROUP: 1357 cc = &cs->group_crypto_rx.key_id[key_index]; 1358 if (params->seq) 1359 memcpy(cc->pn, params->seq, IEEE80211_GCMP_PN_LEN); 1360 else 1361 memset(cc->pn, 0, IEEE80211_GCMP_PN_LEN); 1362 cc->key_set = true; 1363 break; 1364 default: 1365 break; 1366 } 1367 } 1368 1369 static void wil_del_rx_key(u8 key_index, enum wmi_key_usage key_usage, 1370 struct wil_sta_info *cs) 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 cc->key_set = false; 1383 } 1384 break; 1385 case WMI_KEY_USE_RX_GROUP: 1386 cc = &cs->group_crypto_rx.key_id[key_index]; 1387 cc->key_set = false; 1388 break; 1389 default: 1390 break; 1391 } 1392 } 1393 1394 static int wil_cfg80211_add_key(struct wiphy *wiphy, 1395 struct net_device *ndev, 1396 u8 key_index, bool pairwise, 1397 const u8 *mac_addr, 1398 struct key_params *params) 1399 { 1400 int rc; 1401 struct wil6210_vif *vif = ndev_to_vif(ndev); 1402 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1403 struct wireless_dev *wdev = vif_to_wdev(vif); 1404 enum wmi_key_usage key_usage = wil_detect_key_usage(wdev, pairwise); 1405 struct wil_sta_info *cs = wil_find_sta_by_key_usage(wil, vif->mid, 1406 key_usage, 1407 mac_addr); 1408 1409 if (!params) { 1410 wil_err(wil, "NULL params\n"); 1411 return -EINVAL; 1412 } 1413 1414 wil_dbg_misc(wil, "add_key: %pM %s[%d] PN %*phN\n", 1415 mac_addr, key_usage_str[key_usage], key_index, 1416 params->seq_len, params->seq); 1417 1418 if (IS_ERR(cs)) { 1419 /* in FT, sta info may not be available as add_key may be 1420 * sent by host before FW sends WMI_CONNECT_EVENT 1421 */ 1422 if (!test_bit(wil_vif_ft_roam, vif->status)) { 1423 wil_err(wil, "Not connected, %pM %s[%d] PN %*phN\n", 1424 mac_addr, key_usage_str[key_usage], key_index, 1425 params->seq_len, params->seq); 1426 return -EINVAL; 1427 } 1428 } 1429 1430 if (!IS_ERR(cs)) 1431 wil_del_rx_key(key_index, key_usage, cs); 1432 1433 if (params->seq && params->seq_len != IEEE80211_GCMP_PN_LEN) { 1434 wil_err(wil, 1435 "Wrong PN len %d, %pM %s[%d] PN %*phN\n", 1436 params->seq_len, mac_addr, 1437 key_usage_str[key_usage], key_index, 1438 params->seq_len, params->seq); 1439 return -EINVAL; 1440 } 1441 1442 rc = wmi_add_cipher_key(vif, key_index, mac_addr, params->key_len, 1443 params->key, key_usage); 1444 if (!rc && !IS_ERR(cs)) 1445 /* in FT set crypto will take place upon receiving 1446 * WMI_RING_EN_EVENTID event 1447 */ 1448 wil_set_crypto_rx(key_index, key_usage, cs, params); 1449 1450 return rc; 1451 } 1452 1453 static int wil_cfg80211_del_key(struct wiphy *wiphy, 1454 struct net_device *ndev, 1455 u8 key_index, bool pairwise, 1456 const u8 *mac_addr) 1457 { 1458 struct wil6210_vif *vif = ndev_to_vif(ndev); 1459 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1460 struct wireless_dev *wdev = vif_to_wdev(vif); 1461 enum wmi_key_usage key_usage = wil_detect_key_usage(wdev, pairwise); 1462 struct wil_sta_info *cs = wil_find_sta_by_key_usage(wil, vif->mid, 1463 key_usage, 1464 mac_addr); 1465 1466 wil_dbg_misc(wil, "del_key: %pM %s[%d]\n", mac_addr, 1467 key_usage_str[key_usage], key_index); 1468 1469 if (IS_ERR(cs)) 1470 wil_info(wil, "Not connected, %pM %s[%d]\n", 1471 mac_addr, key_usage_str[key_usage], key_index); 1472 1473 if (!IS_ERR_OR_NULL(cs)) 1474 wil_del_rx_key(key_index, key_usage, cs); 1475 1476 return wmi_del_cipher_key(vif, key_index, mac_addr, key_usage); 1477 } 1478 1479 /* Need to be present or wiphy_new() will WARN */ 1480 static int wil_cfg80211_set_default_key(struct wiphy *wiphy, 1481 struct net_device *ndev, 1482 u8 key_index, bool unicast, 1483 bool multicast) 1484 { 1485 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1486 1487 wil_dbg_misc(wil, "set_default_key: entered\n"); 1488 return 0; 1489 } 1490 1491 static int wil_remain_on_channel(struct wiphy *wiphy, 1492 struct wireless_dev *wdev, 1493 struct ieee80211_channel *chan, 1494 unsigned int duration, 1495 u64 *cookie) 1496 { 1497 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1498 int rc; 1499 1500 wil_dbg_misc(wil, 1501 "remain_on_channel: center_freq=%d, duration=%d iftype=%d\n", 1502 chan->center_freq, duration, wdev->iftype); 1503 1504 rc = wil_p2p_listen(wil, wdev, duration, chan, cookie); 1505 return rc; 1506 } 1507 1508 static int wil_cancel_remain_on_channel(struct wiphy *wiphy, 1509 struct wireless_dev *wdev, 1510 u64 cookie) 1511 { 1512 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1513 struct wil6210_vif *vif = wdev_to_vif(wil, wdev); 1514 1515 wil_dbg_misc(wil, "cancel_remain_on_channel\n"); 1516 1517 return wil_p2p_cancel_listen(vif, cookie); 1518 } 1519 1520 /** 1521 * find a specific IE in a list of IEs 1522 * return a pointer to the beginning of IE in the list 1523 * or NULL if not found 1524 */ 1525 static const u8 *_wil_cfg80211_find_ie(const u8 *ies, u16 ies_len, const u8 *ie, 1526 u16 ie_len) 1527 { 1528 struct ieee80211_vendor_ie *vie; 1529 u32 oui; 1530 1531 /* IE tag at offset 0, length at offset 1 */ 1532 if (ie_len < 2 || 2 + ie[1] > ie_len) 1533 return NULL; 1534 1535 if (ie[0] != WLAN_EID_VENDOR_SPECIFIC) 1536 return cfg80211_find_ie(ie[0], ies, ies_len); 1537 1538 /* make sure there is room for 3 bytes OUI + 1 byte OUI type */ 1539 if (ie[1] < 4) 1540 return NULL; 1541 vie = (struct ieee80211_vendor_ie *)ie; 1542 oui = vie->oui[0] << 16 | vie->oui[1] << 8 | vie->oui[2]; 1543 return cfg80211_find_vendor_ie(oui, vie->oui_type, ies, 1544 ies_len); 1545 } 1546 1547 /** 1548 * merge the IEs in two lists into a single list. 1549 * do not include IEs from the second list which exist in the first list. 1550 * add only vendor specific IEs from second list to keep 1551 * the merged list sorted (since vendor-specific IE has the 1552 * highest tag number) 1553 * caller must free the allocated memory for merged IEs 1554 */ 1555 static int _wil_cfg80211_merge_extra_ies(const u8 *ies1, u16 ies1_len, 1556 const u8 *ies2, u16 ies2_len, 1557 u8 **merged_ies, u16 *merged_len) 1558 { 1559 u8 *buf, *dpos; 1560 const u8 *spos; 1561 1562 if (ies1_len == 0 && ies2_len == 0) { 1563 *merged_ies = NULL; 1564 *merged_len = 0; 1565 return 0; 1566 } 1567 1568 buf = kmalloc(ies1_len + ies2_len, GFP_KERNEL); 1569 if (!buf) 1570 return -ENOMEM; 1571 memcpy(buf, ies1, ies1_len); 1572 dpos = buf + ies1_len; 1573 spos = ies2; 1574 while (spos + 1 < ies2 + ies2_len) { 1575 /* IE tag at offset 0, length at offset 1 */ 1576 u16 ielen = 2 + spos[1]; 1577 1578 if (spos + ielen > ies2 + ies2_len) 1579 break; 1580 if (spos[0] == WLAN_EID_VENDOR_SPECIFIC && 1581 !_wil_cfg80211_find_ie(ies1, ies1_len, spos, ielen)) { 1582 memcpy(dpos, spos, ielen); 1583 dpos += ielen; 1584 } 1585 spos += ielen; 1586 } 1587 1588 *merged_ies = buf; 1589 *merged_len = dpos - buf; 1590 return 0; 1591 } 1592 1593 static void wil_print_bcon_data(struct cfg80211_beacon_data *b) 1594 { 1595 wil_hex_dump_misc("head ", DUMP_PREFIX_OFFSET, 16, 1, 1596 b->head, b->head_len, true); 1597 wil_hex_dump_misc("tail ", DUMP_PREFIX_OFFSET, 16, 1, 1598 b->tail, b->tail_len, true); 1599 wil_hex_dump_misc("BCON IE ", DUMP_PREFIX_OFFSET, 16, 1, 1600 b->beacon_ies, b->beacon_ies_len, true); 1601 wil_hex_dump_misc("PROBE ", DUMP_PREFIX_OFFSET, 16, 1, 1602 b->probe_resp, b->probe_resp_len, true); 1603 wil_hex_dump_misc("PROBE IE ", DUMP_PREFIX_OFFSET, 16, 1, 1604 b->proberesp_ies, b->proberesp_ies_len, true); 1605 wil_hex_dump_misc("ASSOC IE ", DUMP_PREFIX_OFFSET, 16, 1, 1606 b->assocresp_ies, b->assocresp_ies_len, true); 1607 } 1608 1609 /* internal functions for device reset and starting AP */ 1610 static u8 * 1611 _wil_cfg80211_get_proberesp_ies(const u8 *proberesp, u16 proberesp_len, 1612 u16 *ies_len) 1613 { 1614 u8 *ies = NULL; 1615 1616 if (proberesp) { 1617 struct ieee80211_mgmt *f = 1618 (struct ieee80211_mgmt *)proberesp; 1619 size_t hlen = offsetof(struct ieee80211_mgmt, 1620 u.probe_resp.variable); 1621 1622 ies = f->u.probe_resp.variable; 1623 if (ies_len) 1624 *ies_len = proberesp_len - hlen; 1625 } 1626 1627 return ies; 1628 } 1629 1630 static int _wil_cfg80211_set_ies(struct wil6210_vif *vif, 1631 struct cfg80211_beacon_data *bcon) 1632 { 1633 int rc; 1634 u16 len = 0, proberesp_len = 0; 1635 u8 *ies = NULL, *proberesp; 1636 1637 proberesp = _wil_cfg80211_get_proberesp_ies(bcon->probe_resp, 1638 bcon->probe_resp_len, 1639 &proberesp_len); 1640 rc = _wil_cfg80211_merge_extra_ies(proberesp, 1641 proberesp_len, 1642 bcon->proberesp_ies, 1643 bcon->proberesp_ies_len, 1644 &ies, &len); 1645 1646 if (rc) 1647 goto out; 1648 1649 rc = wmi_set_ie(vif, WMI_FRAME_PROBE_RESP, len, ies); 1650 if (rc) 1651 goto out; 1652 1653 if (bcon->assocresp_ies) 1654 rc = wmi_set_ie(vif, WMI_FRAME_ASSOC_RESP, 1655 bcon->assocresp_ies_len, bcon->assocresp_ies); 1656 else 1657 rc = wmi_set_ie(vif, WMI_FRAME_ASSOC_RESP, len, ies); 1658 #if 0 /* to use beacon IE's, remove this #if 0 */ 1659 if (rc) 1660 goto out; 1661 1662 rc = wmi_set_ie(vif, WMI_FRAME_BEACON, 1663 bcon->tail_len, bcon->tail); 1664 #endif 1665 out: 1666 kfree(ies); 1667 return rc; 1668 } 1669 1670 static int _wil_cfg80211_start_ap(struct wiphy *wiphy, 1671 struct net_device *ndev, 1672 const u8 *ssid, size_t ssid_len, u32 privacy, 1673 int bi, u8 chan, 1674 struct cfg80211_beacon_data *bcon, 1675 u8 hidden_ssid, u32 pbss) 1676 { 1677 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1678 struct wil6210_vif *vif = ndev_to_vif(ndev); 1679 int rc; 1680 struct wireless_dev *wdev = ndev->ieee80211_ptr; 1681 u8 wmi_nettype = wil_iftype_nl2wmi(wdev->iftype); 1682 u8 is_go = (wdev->iftype == NL80211_IFTYPE_P2P_GO); 1683 u16 proberesp_len = 0; 1684 u8 *proberesp; 1685 bool ft = false; 1686 1687 if (pbss) 1688 wmi_nettype = WMI_NETTYPE_P2P; 1689 1690 wil_dbg_misc(wil, "start_ap: mid=%d, is_go=%d\n", vif->mid, is_go); 1691 if (is_go && !pbss) { 1692 wil_err(wil, "P2P GO must be in PBSS\n"); 1693 return -ENOTSUPP; 1694 } 1695 1696 wil_set_recovery_state(wil, fw_recovery_idle); 1697 1698 proberesp = _wil_cfg80211_get_proberesp_ies(bcon->probe_resp, 1699 bcon->probe_resp_len, 1700 &proberesp_len); 1701 /* check that the probe response IEs has a MDE */ 1702 if ((proberesp && proberesp_len > 0 && 1703 cfg80211_find_ie(WLAN_EID_MOBILITY_DOMAIN, 1704 proberesp, 1705 proberesp_len))) 1706 ft = true; 1707 1708 if (ft) { 1709 if (!test_bit(WMI_FW_CAPABILITY_FT_ROAMING, 1710 wil->fw_capabilities)) { 1711 wil_err(wil, "FW does not support FT roaming\n"); 1712 return -ENOTSUPP; 1713 } 1714 set_bit(wil_vif_ft_roam, vif->status); 1715 } 1716 1717 mutex_lock(&wil->mutex); 1718 1719 if (!wil_has_other_active_ifaces(wil, ndev, true, false)) { 1720 __wil_down(wil); 1721 rc = __wil_up(wil); 1722 if (rc) 1723 goto out; 1724 } 1725 1726 rc = wmi_set_ssid(vif, ssid_len, ssid); 1727 if (rc) 1728 goto out; 1729 1730 rc = _wil_cfg80211_set_ies(vif, bcon); 1731 if (rc) 1732 goto out; 1733 1734 vif->privacy = privacy; 1735 vif->channel = chan; 1736 vif->hidden_ssid = hidden_ssid; 1737 vif->pbss = pbss; 1738 1739 netif_carrier_on(ndev); 1740 if (!wil_has_other_active_ifaces(wil, ndev, false, true)) 1741 wil6210_bus_request(wil, WIL_MAX_BUS_REQUEST_KBPS); 1742 1743 rc = wmi_pcp_start(vif, bi, wmi_nettype, chan, hidden_ssid, is_go); 1744 if (rc) 1745 goto err_pcp_start; 1746 1747 rc = wil_bcast_init(vif); 1748 if (rc) 1749 goto err_bcast; 1750 1751 goto out; /* success */ 1752 1753 err_bcast: 1754 wmi_pcp_stop(vif); 1755 err_pcp_start: 1756 netif_carrier_off(ndev); 1757 if (!wil_has_other_active_ifaces(wil, ndev, false, true)) 1758 wil6210_bus_request(wil, WIL_DEFAULT_BUS_REQUEST_KBPS); 1759 out: 1760 mutex_unlock(&wil->mutex); 1761 return rc; 1762 } 1763 1764 static int wil_cfg80211_change_beacon(struct wiphy *wiphy, 1765 struct net_device *ndev, 1766 struct cfg80211_beacon_data *bcon) 1767 { 1768 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1769 struct wil6210_vif *vif = ndev_to_vif(ndev); 1770 int rc; 1771 u32 privacy = 0; 1772 1773 wil_dbg_misc(wil, "change_beacon, mid=%d\n", vif->mid); 1774 wil_print_bcon_data(bcon); 1775 1776 if (bcon->tail && 1777 cfg80211_find_ie(WLAN_EID_RSN, bcon->tail, 1778 bcon->tail_len)) 1779 privacy = 1; 1780 1781 /* in case privacy has changed, need to restart the AP */ 1782 if (vif->privacy != privacy) { 1783 struct wireless_dev *wdev = ndev->ieee80211_ptr; 1784 1785 wil_dbg_misc(wil, "privacy changed %d=>%d. Restarting AP\n", 1786 vif->privacy, privacy); 1787 1788 rc = _wil_cfg80211_start_ap(wiphy, ndev, wdev->ssid, 1789 wdev->ssid_len, privacy, 1790 wdev->beacon_interval, 1791 vif->channel, bcon, 1792 vif->hidden_ssid, 1793 vif->pbss); 1794 } else { 1795 rc = _wil_cfg80211_set_ies(vif, bcon); 1796 } 1797 1798 return rc; 1799 } 1800 1801 static int wil_cfg80211_start_ap(struct wiphy *wiphy, 1802 struct net_device *ndev, 1803 struct cfg80211_ap_settings *info) 1804 { 1805 int rc; 1806 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1807 struct ieee80211_channel *channel = info->chandef.chan; 1808 struct cfg80211_beacon_data *bcon = &info->beacon; 1809 struct cfg80211_crypto_settings *crypto = &info->crypto; 1810 u8 hidden_ssid; 1811 1812 wil_dbg_misc(wil, "start_ap\n"); 1813 1814 if (!channel) { 1815 wil_err(wil, "AP: No channel???\n"); 1816 return -EINVAL; 1817 } 1818 1819 switch (info->hidden_ssid) { 1820 case NL80211_HIDDEN_SSID_NOT_IN_USE: 1821 hidden_ssid = WMI_HIDDEN_SSID_DISABLED; 1822 break; 1823 1824 case NL80211_HIDDEN_SSID_ZERO_LEN: 1825 hidden_ssid = WMI_HIDDEN_SSID_SEND_EMPTY; 1826 break; 1827 1828 case NL80211_HIDDEN_SSID_ZERO_CONTENTS: 1829 hidden_ssid = WMI_HIDDEN_SSID_CLEAR; 1830 break; 1831 1832 default: 1833 wil_err(wil, "AP: Invalid hidden SSID %d\n", info->hidden_ssid); 1834 return -EOPNOTSUPP; 1835 } 1836 wil_dbg_misc(wil, "AP on Channel %d %d MHz, %s\n", channel->hw_value, 1837 channel->center_freq, info->privacy ? "secure" : "open"); 1838 wil_dbg_misc(wil, "Privacy: %d auth_type %d\n", 1839 info->privacy, info->auth_type); 1840 wil_dbg_misc(wil, "Hidden SSID mode: %d\n", 1841 info->hidden_ssid); 1842 wil_dbg_misc(wil, "BI %d DTIM %d\n", info->beacon_interval, 1843 info->dtim_period); 1844 wil_dbg_misc(wil, "PBSS %d\n", info->pbss); 1845 wil_hex_dump_misc("SSID ", DUMP_PREFIX_OFFSET, 16, 1, 1846 info->ssid, info->ssid_len, true); 1847 wil_print_bcon_data(bcon); 1848 wil_print_crypto(wil, crypto); 1849 1850 rc = _wil_cfg80211_start_ap(wiphy, ndev, 1851 info->ssid, info->ssid_len, info->privacy, 1852 info->beacon_interval, channel->hw_value, 1853 bcon, hidden_ssid, info->pbss); 1854 1855 return rc; 1856 } 1857 1858 static int wil_cfg80211_stop_ap(struct wiphy *wiphy, 1859 struct net_device *ndev) 1860 { 1861 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1862 struct wil6210_vif *vif = ndev_to_vif(ndev); 1863 bool last; 1864 1865 wil_dbg_misc(wil, "stop_ap, mid=%d\n", vif->mid); 1866 1867 netif_carrier_off(ndev); 1868 last = !wil_has_other_active_ifaces(wil, ndev, false, true); 1869 if (last) { 1870 wil6210_bus_request(wil, WIL_DEFAULT_BUS_REQUEST_KBPS); 1871 wil_set_recovery_state(wil, fw_recovery_idle); 1872 set_bit(wil_status_resetting, wil->status); 1873 } 1874 1875 mutex_lock(&wil->mutex); 1876 1877 wmi_pcp_stop(vif); 1878 clear_bit(wil_vif_ft_roam, vif->status); 1879 1880 if (last) 1881 __wil_down(wil); 1882 else 1883 wil_bcast_fini(vif); 1884 1885 mutex_unlock(&wil->mutex); 1886 1887 return 0; 1888 } 1889 1890 static int wil_cfg80211_add_station(struct wiphy *wiphy, 1891 struct net_device *dev, 1892 const u8 *mac, 1893 struct station_parameters *params) 1894 { 1895 struct wil6210_vif *vif = ndev_to_vif(dev); 1896 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1897 1898 wil_dbg_misc(wil, "add station %pM aid %d mid %d mask 0x%x set 0x%x\n", 1899 mac, params->aid, vif->mid, 1900 params->sta_flags_mask, params->sta_flags_set); 1901 1902 if (!disable_ap_sme) { 1903 wil_err(wil, "not supported with AP SME enabled\n"); 1904 return -EOPNOTSUPP; 1905 } 1906 1907 if (params->aid > WIL_MAX_DMG_AID) { 1908 wil_err(wil, "invalid aid\n"); 1909 return -EINVAL; 1910 } 1911 1912 return wmi_new_sta(vif, mac, params->aid); 1913 } 1914 1915 static int wil_cfg80211_del_station(struct wiphy *wiphy, 1916 struct net_device *dev, 1917 struct station_del_parameters *params) 1918 { 1919 struct wil6210_vif *vif = ndev_to_vif(dev); 1920 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1921 1922 wil_dbg_misc(wil, "del_station: %pM, reason=%d mid=%d\n", 1923 params->mac, params->reason_code, vif->mid); 1924 1925 mutex_lock(&wil->mutex); 1926 wil6210_disconnect(vif, params->mac, params->reason_code, false); 1927 mutex_unlock(&wil->mutex); 1928 1929 return 0; 1930 } 1931 1932 static int wil_cfg80211_change_station(struct wiphy *wiphy, 1933 struct net_device *dev, 1934 const u8 *mac, 1935 struct station_parameters *params) 1936 { 1937 struct wil6210_vif *vif = ndev_to_vif(dev); 1938 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1939 int authorize; 1940 int cid, i; 1941 struct wil_ring_tx_data *txdata = NULL; 1942 1943 wil_dbg_misc(wil, "change station %pM mask 0x%x set 0x%x mid %d\n", 1944 mac, params->sta_flags_mask, params->sta_flags_set, 1945 vif->mid); 1946 1947 if (!disable_ap_sme) { 1948 wil_dbg_misc(wil, "not supported with AP SME enabled\n"); 1949 return -EOPNOTSUPP; 1950 } 1951 1952 if (!(params->sta_flags_mask & BIT(NL80211_STA_FLAG_AUTHORIZED))) 1953 return 0; 1954 1955 cid = wil_find_cid(wil, vif->mid, mac); 1956 if (cid < 0) { 1957 wil_err(wil, "station not found\n"); 1958 return -ENOLINK; 1959 } 1960 1961 for (i = 0; i < ARRAY_SIZE(wil->ring2cid_tid); i++) 1962 if (wil->ring2cid_tid[i][0] == cid) { 1963 txdata = &wil->ring_tx_data[i]; 1964 break; 1965 } 1966 1967 if (!txdata) { 1968 wil_err(wil, "ring data not found\n"); 1969 return -ENOLINK; 1970 } 1971 1972 authorize = params->sta_flags_set & BIT(NL80211_STA_FLAG_AUTHORIZED); 1973 txdata->dot1x_open = authorize ? 1 : 0; 1974 wil_dbg_misc(wil, "cid %d ring %d authorize %d\n", cid, i, 1975 txdata->dot1x_open); 1976 1977 return 0; 1978 } 1979 1980 /* probe_client handling */ 1981 static void wil_probe_client_handle(struct wil6210_priv *wil, 1982 struct wil6210_vif *vif, 1983 struct wil_probe_client_req *req) 1984 { 1985 struct net_device *ndev = vif_to_ndev(vif); 1986 struct wil_sta_info *sta = &wil->sta[req->cid]; 1987 /* assume STA is alive if it is still connected, 1988 * else FW will disconnect it 1989 */ 1990 bool alive = (sta->status == wil_sta_connected); 1991 1992 cfg80211_probe_status(ndev, sta->addr, req->cookie, alive, 1993 0, false, GFP_KERNEL); 1994 } 1995 1996 static struct list_head *next_probe_client(struct wil6210_vif *vif) 1997 { 1998 struct list_head *ret = NULL; 1999 2000 mutex_lock(&vif->probe_client_mutex); 2001 2002 if (!list_empty(&vif->probe_client_pending)) { 2003 ret = vif->probe_client_pending.next; 2004 list_del(ret); 2005 } 2006 2007 mutex_unlock(&vif->probe_client_mutex); 2008 2009 return ret; 2010 } 2011 2012 void wil_probe_client_worker(struct work_struct *work) 2013 { 2014 struct wil6210_vif *vif = container_of(work, struct wil6210_vif, 2015 probe_client_worker); 2016 struct wil6210_priv *wil = vif_to_wil(vif); 2017 struct wil_probe_client_req *req; 2018 struct list_head *lh; 2019 2020 while ((lh = next_probe_client(vif)) != NULL) { 2021 req = list_entry(lh, struct wil_probe_client_req, list); 2022 2023 wil_probe_client_handle(wil, vif, req); 2024 kfree(req); 2025 } 2026 } 2027 2028 void wil_probe_client_flush(struct wil6210_vif *vif) 2029 { 2030 struct wil_probe_client_req *req, *t; 2031 struct wil6210_priv *wil = vif_to_wil(vif); 2032 2033 wil_dbg_misc(wil, "probe_client_flush\n"); 2034 2035 mutex_lock(&vif->probe_client_mutex); 2036 2037 list_for_each_entry_safe(req, t, &vif->probe_client_pending, list) { 2038 list_del(&req->list); 2039 kfree(req); 2040 } 2041 2042 mutex_unlock(&vif->probe_client_mutex); 2043 } 2044 2045 static int wil_cfg80211_probe_client(struct wiphy *wiphy, 2046 struct net_device *dev, 2047 const u8 *peer, u64 *cookie) 2048 { 2049 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 2050 struct wil6210_vif *vif = ndev_to_vif(dev); 2051 struct wil_probe_client_req *req; 2052 int cid = wil_find_cid(wil, vif->mid, peer); 2053 2054 wil_dbg_misc(wil, "probe_client: %pM => CID %d MID %d\n", 2055 peer, cid, vif->mid); 2056 2057 if (cid < 0) 2058 return -ENOLINK; 2059 2060 req = kzalloc(sizeof(*req), GFP_KERNEL); 2061 if (!req) 2062 return -ENOMEM; 2063 2064 req->cid = cid; 2065 req->cookie = cid; 2066 2067 mutex_lock(&vif->probe_client_mutex); 2068 list_add_tail(&req->list, &vif->probe_client_pending); 2069 mutex_unlock(&vif->probe_client_mutex); 2070 2071 *cookie = req->cookie; 2072 queue_work(wil->wq_service, &vif->probe_client_worker); 2073 return 0; 2074 } 2075 2076 static int wil_cfg80211_change_bss(struct wiphy *wiphy, 2077 struct net_device *dev, 2078 struct bss_parameters *params) 2079 { 2080 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 2081 struct wil6210_vif *vif = ndev_to_vif(dev); 2082 2083 if (params->ap_isolate >= 0) { 2084 wil_dbg_misc(wil, "change_bss: ap_isolate MID %d, %d => %d\n", 2085 vif->mid, vif->ap_isolate, params->ap_isolate); 2086 vif->ap_isolate = params->ap_isolate; 2087 } 2088 2089 return 0; 2090 } 2091 2092 static int wil_cfg80211_set_power_mgmt(struct wiphy *wiphy, 2093 struct net_device *dev, 2094 bool enabled, int timeout) 2095 { 2096 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 2097 enum wmi_ps_profile_type ps_profile; 2098 2099 wil_dbg_misc(wil, "enabled=%d, timeout=%d\n", 2100 enabled, timeout); 2101 2102 if (enabled) 2103 ps_profile = WMI_PS_PROFILE_TYPE_DEFAULT; 2104 else 2105 ps_profile = WMI_PS_PROFILE_TYPE_PS_DISABLED; 2106 2107 return wil_ps_update(wil, ps_profile); 2108 } 2109 2110 static int wil_cfg80211_suspend(struct wiphy *wiphy, 2111 struct cfg80211_wowlan *wow) 2112 { 2113 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 2114 int rc; 2115 2116 /* Setting the wakeup trigger based on wow is TBD */ 2117 2118 if (test_bit(wil_status_suspended, wil->status)) { 2119 wil_dbg_pm(wil, "trying to suspend while suspended\n"); 2120 return 0; 2121 } 2122 2123 rc = wil_can_suspend(wil, false); 2124 if (rc) 2125 goto out; 2126 2127 wil_dbg_pm(wil, "suspending\n"); 2128 2129 mutex_lock(&wil->mutex); 2130 mutex_lock(&wil->vif_mutex); 2131 wil_p2p_stop_radio_operations(wil); 2132 wil_abort_scan_all_vifs(wil, true); 2133 mutex_unlock(&wil->vif_mutex); 2134 mutex_unlock(&wil->mutex); 2135 2136 out: 2137 return rc; 2138 } 2139 2140 static int wil_cfg80211_resume(struct wiphy *wiphy) 2141 { 2142 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 2143 2144 wil_dbg_pm(wil, "resuming\n"); 2145 2146 return 0; 2147 } 2148 2149 static int 2150 wil_cfg80211_sched_scan_start(struct wiphy *wiphy, 2151 struct net_device *dev, 2152 struct cfg80211_sched_scan_request *request) 2153 { 2154 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 2155 struct wil6210_vif *vif = ndev_to_vif(dev); 2156 int i, rc; 2157 2158 if (vif->mid != 0) 2159 return -EOPNOTSUPP; 2160 2161 wil_dbg_misc(wil, 2162 "sched scan start: n_ssids %d, ie_len %zu, flags 0x%x\n", 2163 request->n_ssids, request->ie_len, request->flags); 2164 for (i = 0; i < request->n_ssids; i++) { 2165 wil_dbg_misc(wil, "SSID[%d]:", i); 2166 wil_hex_dump_misc("SSID ", DUMP_PREFIX_OFFSET, 16, 1, 2167 request->ssids[i].ssid, 2168 request->ssids[i].ssid_len, true); 2169 } 2170 wil_dbg_misc(wil, "channels:"); 2171 for (i = 0; i < request->n_channels; i++) 2172 wil_dbg_misc(wil, " %d%s", request->channels[i]->hw_value, 2173 i == request->n_channels - 1 ? "\n" : ""); 2174 wil_dbg_misc(wil, "n_match_sets %d, min_rssi_thold %d, delay %d\n", 2175 request->n_match_sets, request->min_rssi_thold, 2176 request->delay); 2177 for (i = 0; i < request->n_match_sets; i++) { 2178 struct cfg80211_match_set *ms = &request->match_sets[i]; 2179 2180 wil_dbg_misc(wil, "MATCHSET[%d]: rssi_thold %d\n", 2181 i, ms->rssi_thold); 2182 wil_hex_dump_misc("SSID ", DUMP_PREFIX_OFFSET, 16, 1, 2183 ms->ssid.ssid, 2184 ms->ssid.ssid_len, true); 2185 } 2186 wil_dbg_misc(wil, "n_scan_plans %d\n", request->n_scan_plans); 2187 for (i = 0; i < request->n_scan_plans; i++) { 2188 struct cfg80211_sched_scan_plan *sp = &request->scan_plans[i]; 2189 2190 wil_dbg_misc(wil, "SCAN PLAN[%d]: interval %d iterations %d\n", 2191 i, sp->interval, sp->iterations); 2192 } 2193 2194 rc = wmi_set_ie(vif, WMI_FRAME_PROBE_REQ, 2195 request->ie_len, request->ie); 2196 if (rc) 2197 return rc; 2198 return wmi_start_sched_scan(wil, request); 2199 } 2200 2201 static int 2202 wil_cfg80211_sched_scan_stop(struct wiphy *wiphy, struct net_device *dev, 2203 u64 reqid) 2204 { 2205 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 2206 struct wil6210_vif *vif = ndev_to_vif(dev); 2207 int rc; 2208 2209 if (vif->mid != 0) 2210 return -EOPNOTSUPP; 2211 2212 rc = wmi_stop_sched_scan(wil); 2213 /* device would return error if it thinks PNO is already stopped. 2214 * ignore the return code so user space and driver gets back in-sync 2215 */ 2216 wil_dbg_misc(wil, "sched scan stopped (%d)\n", rc); 2217 2218 return 0; 2219 } 2220 2221 static int 2222 wil_cfg80211_update_ft_ies(struct wiphy *wiphy, struct net_device *dev, 2223 struct cfg80211_update_ft_ies_params *ftie) 2224 { 2225 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 2226 struct wil6210_vif *vif = ndev_to_vif(dev); 2227 struct cfg80211_bss *bss; 2228 struct wmi_ft_reassoc_cmd reassoc; 2229 int rc = 0; 2230 2231 wil_dbg_misc(wil, "update ft ies, mid=%d\n", vif->mid); 2232 wil_hex_dump_misc("FT IE ", DUMP_PREFIX_OFFSET, 16, 1, 2233 ftie->ie, ftie->ie_len, true); 2234 2235 if (!test_bit(WMI_FW_CAPABILITY_FT_ROAMING, wil->fw_capabilities)) { 2236 wil_err(wil, "FW does not support FT roaming\n"); 2237 return -EOPNOTSUPP; 2238 } 2239 2240 rc = wmi_update_ft_ies(vif, ftie->ie_len, ftie->ie); 2241 if (rc) 2242 return rc; 2243 2244 if (!test_bit(wil_vif_ft_roam, vif->status)) 2245 /* vif is not roaming */ 2246 return 0; 2247 2248 /* wil_vif_ft_roam is set. wil_cfg80211_update_ft_ies is used as 2249 * a trigger for reassoc 2250 */ 2251 2252 bss = vif->bss; 2253 if (!bss) { 2254 wil_err(wil, "FT: bss is NULL\n"); 2255 return -EINVAL; 2256 } 2257 2258 memset(&reassoc, 0, sizeof(reassoc)); 2259 ether_addr_copy(reassoc.bssid, bss->bssid); 2260 2261 rc = wmi_send(wil, WMI_FT_REASSOC_CMDID, vif->mid, 2262 &reassoc, sizeof(reassoc)); 2263 if (rc) 2264 wil_err(wil, "FT: reassoc failed (%d)\n", rc); 2265 2266 return rc; 2267 } 2268 2269 static const struct cfg80211_ops wil_cfg80211_ops = { 2270 .add_virtual_intf = wil_cfg80211_add_iface, 2271 .del_virtual_intf = wil_cfg80211_del_iface, 2272 .scan = wil_cfg80211_scan, 2273 .abort_scan = wil_cfg80211_abort_scan, 2274 .connect = wil_cfg80211_connect, 2275 .disconnect = wil_cfg80211_disconnect, 2276 .set_wiphy_params = wil_cfg80211_set_wiphy_params, 2277 .change_virtual_intf = wil_cfg80211_change_iface, 2278 .get_station = wil_cfg80211_get_station, 2279 .dump_station = wil_cfg80211_dump_station, 2280 .remain_on_channel = wil_remain_on_channel, 2281 .cancel_remain_on_channel = wil_cancel_remain_on_channel, 2282 .mgmt_tx = wil_cfg80211_mgmt_tx, 2283 .set_monitor_channel = wil_cfg80211_set_channel, 2284 .add_key = wil_cfg80211_add_key, 2285 .del_key = wil_cfg80211_del_key, 2286 .set_default_key = wil_cfg80211_set_default_key, 2287 /* AP mode */ 2288 .change_beacon = wil_cfg80211_change_beacon, 2289 .start_ap = wil_cfg80211_start_ap, 2290 .stop_ap = wil_cfg80211_stop_ap, 2291 .add_station = wil_cfg80211_add_station, 2292 .del_station = wil_cfg80211_del_station, 2293 .change_station = wil_cfg80211_change_station, 2294 .probe_client = wil_cfg80211_probe_client, 2295 .change_bss = wil_cfg80211_change_bss, 2296 /* P2P device */ 2297 .start_p2p_device = wil_cfg80211_start_p2p_device, 2298 .stop_p2p_device = wil_cfg80211_stop_p2p_device, 2299 .set_power_mgmt = wil_cfg80211_set_power_mgmt, 2300 .suspend = wil_cfg80211_suspend, 2301 .resume = wil_cfg80211_resume, 2302 .sched_scan_start = wil_cfg80211_sched_scan_start, 2303 .sched_scan_stop = wil_cfg80211_sched_scan_stop, 2304 .update_ft_ies = wil_cfg80211_update_ft_ies, 2305 }; 2306 2307 static void wil_wiphy_init(struct wiphy *wiphy) 2308 { 2309 wiphy->max_scan_ssids = 1; 2310 wiphy->max_scan_ie_len = WMI_MAX_IE_LEN; 2311 wiphy->max_remain_on_channel_duration = WIL_MAX_ROC_DURATION_MS; 2312 wiphy->max_num_pmkids = 0 /* TODO: */; 2313 wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION) | 2314 BIT(NL80211_IFTYPE_AP) | 2315 BIT(NL80211_IFTYPE_P2P_CLIENT) | 2316 BIT(NL80211_IFTYPE_P2P_GO) | 2317 BIT(NL80211_IFTYPE_P2P_DEVICE) | 2318 BIT(NL80211_IFTYPE_MONITOR); 2319 wiphy->flags |= WIPHY_FLAG_HAS_REMAIN_ON_CHANNEL | 2320 WIPHY_FLAG_AP_PROBE_RESP_OFFLOAD | 2321 WIPHY_FLAG_PS_ON_BY_DEFAULT; 2322 if (!disable_ap_sme) 2323 wiphy->flags |= WIPHY_FLAG_HAVE_AP_SME; 2324 dev_dbg(wiphy_dev(wiphy), "%s : flags = 0x%08x\n", 2325 __func__, wiphy->flags); 2326 wiphy->probe_resp_offload = 2327 NL80211_PROBE_RESP_OFFLOAD_SUPPORT_WPS | 2328 NL80211_PROBE_RESP_OFFLOAD_SUPPORT_WPS2 | 2329 NL80211_PROBE_RESP_OFFLOAD_SUPPORT_P2P; 2330 2331 wiphy->bands[NL80211_BAND_60GHZ] = &wil_band_60ghz; 2332 2333 /* may change after reading FW capabilities */ 2334 wiphy->signal_type = CFG80211_SIGNAL_TYPE_UNSPEC; 2335 2336 wiphy->cipher_suites = wil_cipher_suites; 2337 wiphy->n_cipher_suites = ARRAY_SIZE(wil_cipher_suites); 2338 wiphy->mgmt_stypes = wil_mgmt_stypes; 2339 wiphy->features |= NL80211_FEATURE_SK_TX_STATUS; 2340 2341 wiphy->n_vendor_commands = ARRAY_SIZE(wil_nl80211_vendor_commands); 2342 wiphy->vendor_commands = wil_nl80211_vendor_commands; 2343 2344 #ifdef CONFIG_PM 2345 wiphy->wowlan = &wil_wowlan_support; 2346 #endif 2347 } 2348 2349 int wil_cfg80211_iface_combinations_from_fw( 2350 struct wil6210_priv *wil, const struct wil_fw_record_concurrency *conc) 2351 { 2352 struct wiphy *wiphy = wil_to_wiphy(wil); 2353 u32 total_limits = 0; 2354 u16 n_combos; 2355 const struct wil_fw_concurrency_combo *combo; 2356 const struct wil_fw_concurrency_limit *limit; 2357 struct ieee80211_iface_combination *iface_combinations; 2358 struct ieee80211_iface_limit *iface_limit; 2359 int i, j; 2360 2361 if (wiphy->iface_combinations) { 2362 wil_dbg_misc(wil, "iface_combinations already set, skipping\n"); 2363 return 0; 2364 } 2365 2366 combo = conc->combos; 2367 n_combos = le16_to_cpu(conc->n_combos); 2368 for (i = 0; i < n_combos; i++) { 2369 total_limits += combo->n_limits; 2370 limit = combo->limits + combo->n_limits; 2371 combo = (struct wil_fw_concurrency_combo *)limit; 2372 } 2373 2374 iface_combinations = 2375 kzalloc(n_combos * sizeof(struct ieee80211_iface_combination) + 2376 total_limits * sizeof(struct ieee80211_iface_limit), 2377 GFP_KERNEL); 2378 if (!iface_combinations) 2379 return -ENOMEM; 2380 iface_limit = (struct ieee80211_iface_limit *)(iface_combinations + 2381 n_combos); 2382 combo = conc->combos; 2383 for (i = 0; i < n_combos; i++) { 2384 iface_combinations[i].max_interfaces = combo->max_interfaces; 2385 iface_combinations[i].num_different_channels = 2386 combo->n_diff_channels; 2387 iface_combinations[i].beacon_int_infra_match = 2388 combo->same_bi; 2389 iface_combinations[i].n_limits = combo->n_limits; 2390 wil_dbg_misc(wil, 2391 "iface_combination %d: max_if %d, num_ch %d, bi_match %d\n", 2392 i, iface_combinations[i].max_interfaces, 2393 iface_combinations[i].num_different_channels, 2394 iface_combinations[i].beacon_int_infra_match); 2395 limit = combo->limits; 2396 for (j = 0; j < combo->n_limits; j++) { 2397 iface_limit[j].max = le16_to_cpu(limit[j].max); 2398 iface_limit[j].types = le16_to_cpu(limit[j].types); 2399 wil_dbg_misc(wil, 2400 "limit %d: max %d types 0x%x\n", j, 2401 iface_limit[j].max, iface_limit[j].types); 2402 } 2403 iface_combinations[i].limits = iface_limit; 2404 iface_limit += combo->n_limits; 2405 limit += combo->n_limits; 2406 combo = (struct wil_fw_concurrency_combo *)limit; 2407 } 2408 2409 wil_dbg_misc(wil, "multiple VIFs supported, n_mids %d\n", conc->n_mids); 2410 wil->max_vifs = conc->n_mids + 1; /* including main interface */ 2411 if (wil->max_vifs > WIL_MAX_VIFS) { 2412 wil_info(wil, "limited number of VIFs supported(%d, FW %d)\n", 2413 WIL_MAX_VIFS, wil->max_vifs); 2414 wil->max_vifs = WIL_MAX_VIFS; 2415 } 2416 wiphy->n_iface_combinations = n_combos; 2417 wiphy->iface_combinations = iface_combinations; 2418 return 0; 2419 } 2420 2421 struct wil6210_priv *wil_cfg80211_init(struct device *dev) 2422 { 2423 struct wiphy *wiphy; 2424 struct wil6210_priv *wil; 2425 struct ieee80211_channel *ch; 2426 2427 dev_dbg(dev, "%s()\n", __func__); 2428 2429 /* Note: the wireless_dev structure is no longer allocated here. 2430 * Instead, it is allocated as part of the net_device structure 2431 * for main interface and each VIF. 2432 */ 2433 wiphy = wiphy_new(&wil_cfg80211_ops, sizeof(struct wil6210_priv)); 2434 if (!wiphy) 2435 return ERR_PTR(-ENOMEM); 2436 2437 set_wiphy_dev(wiphy, dev); 2438 wil_wiphy_init(wiphy); 2439 2440 wil = wiphy_to_wil(wiphy); 2441 wil->wiphy = wiphy; 2442 2443 /* default monitor channel */ 2444 ch = wiphy->bands[NL80211_BAND_60GHZ]->channels; 2445 cfg80211_chandef_create(&wil->monitor_chandef, ch, NL80211_CHAN_NO_HT); 2446 2447 return wil; 2448 } 2449 2450 void wil_cfg80211_deinit(struct wil6210_priv *wil) 2451 { 2452 struct wiphy *wiphy = wil_to_wiphy(wil); 2453 2454 dev_dbg(wil_to_dev(wil), "%s()\n", __func__); 2455 2456 if (!wiphy) 2457 return; 2458 2459 kfree(wiphy->iface_combinations); 2460 wiphy->iface_combinations = NULL; 2461 2462 wiphy_free(wiphy); 2463 /* do not access wil6210_priv after returning from here */ 2464 } 2465 2466 void wil_p2p_wdev_free(struct wil6210_priv *wil) 2467 { 2468 struct wireless_dev *p2p_wdev; 2469 2470 mutex_lock(&wil->vif_mutex); 2471 p2p_wdev = wil->p2p_wdev; 2472 wil->p2p_wdev = NULL; 2473 wil->radio_wdev = wil->main_ndev->ieee80211_ptr; 2474 mutex_unlock(&wil->vif_mutex); 2475 if (p2p_wdev) { 2476 cfg80211_unregister_wdev(p2p_wdev); 2477 kfree(p2p_wdev); 2478 } 2479 } 2480 2481 static int wil_rf_sector_status_to_rc(u8 status) 2482 { 2483 switch (status) { 2484 case WMI_RF_SECTOR_STATUS_SUCCESS: 2485 return 0; 2486 case WMI_RF_SECTOR_STATUS_BAD_PARAMETERS_ERROR: 2487 return -EINVAL; 2488 case WMI_RF_SECTOR_STATUS_BUSY_ERROR: 2489 return -EAGAIN; 2490 case WMI_RF_SECTOR_STATUS_NOT_SUPPORTED_ERROR: 2491 return -EOPNOTSUPP; 2492 default: 2493 return -EINVAL; 2494 } 2495 } 2496 2497 static int wil_rf_sector_get_cfg(struct wiphy *wiphy, 2498 struct wireless_dev *wdev, 2499 const void *data, int data_len) 2500 { 2501 struct wil6210_priv *wil = wdev_to_wil(wdev); 2502 struct wil6210_vif *vif = wdev_to_vif(wil, wdev); 2503 int rc; 2504 struct nlattr *tb[QCA_ATTR_DMG_RF_SECTOR_MAX + 1]; 2505 u16 sector_index; 2506 u8 sector_type; 2507 u32 rf_modules_vec; 2508 struct wmi_get_rf_sector_params_cmd cmd; 2509 struct { 2510 struct wmi_cmd_hdr wmi; 2511 struct wmi_get_rf_sector_params_done_event evt; 2512 } __packed reply = { 2513 .evt = {.status = WMI_RF_SECTOR_STATUS_NOT_SUPPORTED_ERROR}, 2514 }; 2515 struct sk_buff *msg; 2516 struct nlattr *nl_cfgs, *nl_cfg; 2517 u32 i; 2518 struct wmi_rf_sector_info *si; 2519 2520 if (!test_bit(WMI_FW_CAPABILITY_RF_SECTORS, wil->fw_capabilities)) 2521 return -EOPNOTSUPP; 2522 2523 rc = nla_parse(tb, QCA_ATTR_DMG_RF_SECTOR_MAX, data, data_len, 2524 wil_rf_sector_policy, NULL); 2525 if (rc) { 2526 wil_err(wil, "Invalid rf sector ATTR\n"); 2527 return rc; 2528 } 2529 2530 if (!tb[QCA_ATTR_DMG_RF_SECTOR_INDEX] || 2531 !tb[QCA_ATTR_DMG_RF_SECTOR_TYPE] || 2532 !tb[QCA_ATTR_DMG_RF_MODULE_MASK]) { 2533 wil_err(wil, "Invalid rf sector spec\n"); 2534 return -EINVAL; 2535 } 2536 2537 sector_index = nla_get_u16( 2538 tb[QCA_ATTR_DMG_RF_SECTOR_INDEX]); 2539 if (sector_index >= WIL_MAX_RF_SECTORS) { 2540 wil_err(wil, "Invalid sector index %d\n", sector_index); 2541 return -EINVAL; 2542 } 2543 2544 sector_type = nla_get_u8(tb[QCA_ATTR_DMG_RF_SECTOR_TYPE]); 2545 if (sector_type >= QCA_ATTR_DMG_RF_SECTOR_TYPE_MAX) { 2546 wil_err(wil, "Invalid sector type %d\n", sector_type); 2547 return -EINVAL; 2548 } 2549 2550 rf_modules_vec = nla_get_u32( 2551 tb[QCA_ATTR_DMG_RF_MODULE_MASK]); 2552 if (rf_modules_vec >= BIT(WMI_MAX_RF_MODULES_NUM)) { 2553 wil_err(wil, "Invalid rf module mask 0x%x\n", rf_modules_vec); 2554 return -EINVAL; 2555 } 2556 2557 cmd.sector_idx = cpu_to_le16(sector_index); 2558 cmd.sector_type = sector_type; 2559 cmd.rf_modules_vec = rf_modules_vec & 0xFF; 2560 rc = wmi_call(wil, WMI_GET_RF_SECTOR_PARAMS_CMDID, vif->mid, 2561 &cmd, sizeof(cmd), WMI_GET_RF_SECTOR_PARAMS_DONE_EVENTID, 2562 &reply, sizeof(reply), 2563 500); 2564 if (rc) 2565 return rc; 2566 if (reply.evt.status) { 2567 wil_err(wil, "get rf sector cfg failed with status %d\n", 2568 reply.evt.status); 2569 return wil_rf_sector_status_to_rc(reply.evt.status); 2570 } 2571 2572 msg = cfg80211_vendor_cmd_alloc_reply_skb( 2573 wiphy, 64 * WMI_MAX_RF_MODULES_NUM); 2574 if (!msg) 2575 return -ENOMEM; 2576 2577 if (nla_put_u64_64bit(msg, QCA_ATTR_TSF, 2578 le64_to_cpu(reply.evt.tsf), 2579 QCA_ATTR_PAD)) 2580 goto nla_put_failure; 2581 2582 nl_cfgs = nla_nest_start(msg, QCA_ATTR_DMG_RF_SECTOR_CFG); 2583 if (!nl_cfgs) 2584 goto nla_put_failure; 2585 for (i = 0; i < WMI_MAX_RF_MODULES_NUM; i++) { 2586 if (!(rf_modules_vec & BIT(i))) 2587 continue; 2588 nl_cfg = nla_nest_start(msg, i); 2589 if (!nl_cfg) 2590 goto nla_put_failure; 2591 si = &reply.evt.sectors_info[i]; 2592 if (nla_put_u8(msg, QCA_ATTR_DMG_RF_SECTOR_CFG_MODULE_INDEX, 2593 i) || 2594 nla_put_u32(msg, QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE0, 2595 le32_to_cpu(si->etype0)) || 2596 nla_put_u32(msg, QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE1, 2597 le32_to_cpu(si->etype1)) || 2598 nla_put_u32(msg, QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE2, 2599 le32_to_cpu(si->etype2)) || 2600 nla_put_u32(msg, QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_HI, 2601 le32_to_cpu(si->psh_hi)) || 2602 nla_put_u32(msg, QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_LO, 2603 le32_to_cpu(si->psh_lo)) || 2604 nla_put_u32(msg, QCA_ATTR_DMG_RF_SECTOR_CFG_DTYPE_X16, 2605 le32_to_cpu(si->dtype_swch_off))) 2606 goto nla_put_failure; 2607 nla_nest_end(msg, nl_cfg); 2608 } 2609 2610 nla_nest_end(msg, nl_cfgs); 2611 rc = cfg80211_vendor_cmd_reply(msg); 2612 return rc; 2613 nla_put_failure: 2614 kfree_skb(msg); 2615 return -ENOBUFS; 2616 } 2617 2618 static int wil_rf_sector_set_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, tmp; 2625 struct nlattr *tb[QCA_ATTR_DMG_RF_SECTOR_MAX + 1]; 2626 struct nlattr *tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_MAX + 1]; 2627 u16 sector_index, rf_module_index; 2628 u8 sector_type; 2629 u32 rf_modules_vec = 0; 2630 struct wmi_set_rf_sector_params_cmd cmd; 2631 struct { 2632 struct wmi_cmd_hdr wmi; 2633 struct wmi_set_rf_sector_params_done_event evt; 2634 } __packed reply = { 2635 .evt = {.status = WMI_RF_SECTOR_STATUS_NOT_SUPPORTED_ERROR}, 2636 }; 2637 struct nlattr *nl_cfg; 2638 struct wmi_rf_sector_info *si; 2639 2640 if (!test_bit(WMI_FW_CAPABILITY_RF_SECTORS, wil->fw_capabilities)) 2641 return -EOPNOTSUPP; 2642 2643 rc = nla_parse(tb, QCA_ATTR_DMG_RF_SECTOR_MAX, data, data_len, 2644 wil_rf_sector_policy, NULL); 2645 if (rc) { 2646 wil_err(wil, "Invalid rf sector ATTR\n"); 2647 return rc; 2648 } 2649 2650 if (!tb[QCA_ATTR_DMG_RF_SECTOR_INDEX] || 2651 !tb[QCA_ATTR_DMG_RF_SECTOR_TYPE] || 2652 !tb[QCA_ATTR_DMG_RF_SECTOR_CFG]) { 2653 wil_err(wil, "Invalid rf sector spec\n"); 2654 return -EINVAL; 2655 } 2656 2657 sector_index = nla_get_u16( 2658 tb[QCA_ATTR_DMG_RF_SECTOR_INDEX]); 2659 if (sector_index >= WIL_MAX_RF_SECTORS) { 2660 wil_err(wil, "Invalid sector index %d\n", sector_index); 2661 return -EINVAL; 2662 } 2663 2664 sector_type = nla_get_u8(tb[QCA_ATTR_DMG_RF_SECTOR_TYPE]); 2665 if (sector_type >= QCA_ATTR_DMG_RF_SECTOR_TYPE_MAX) { 2666 wil_err(wil, "Invalid sector type %d\n", sector_type); 2667 return -EINVAL; 2668 } 2669 2670 memset(&cmd, 0, sizeof(cmd)); 2671 2672 cmd.sector_idx = cpu_to_le16(sector_index); 2673 cmd.sector_type = sector_type; 2674 nla_for_each_nested(nl_cfg, tb[QCA_ATTR_DMG_RF_SECTOR_CFG], 2675 tmp) { 2676 rc = nla_parse_nested(tb2, QCA_ATTR_DMG_RF_SECTOR_CFG_MAX, 2677 nl_cfg, wil_rf_sector_cfg_policy, 2678 NULL); 2679 if (rc) { 2680 wil_err(wil, "invalid sector cfg\n"); 2681 return -EINVAL; 2682 } 2683 2684 if (!tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_MODULE_INDEX] || 2685 !tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE0] || 2686 !tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE1] || 2687 !tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE2] || 2688 !tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_HI] || 2689 !tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_LO] || 2690 !tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_DTYPE_X16]) { 2691 wil_err(wil, "missing cfg params\n"); 2692 return -EINVAL; 2693 } 2694 2695 rf_module_index = nla_get_u8( 2696 tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_MODULE_INDEX]); 2697 if (rf_module_index >= WMI_MAX_RF_MODULES_NUM) { 2698 wil_err(wil, "invalid RF module index %d\n", 2699 rf_module_index); 2700 return -EINVAL; 2701 } 2702 rf_modules_vec |= BIT(rf_module_index); 2703 si = &cmd.sectors_info[rf_module_index]; 2704 si->etype0 = cpu_to_le32(nla_get_u32( 2705 tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE0])); 2706 si->etype1 = cpu_to_le32(nla_get_u32( 2707 tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE1])); 2708 si->etype2 = cpu_to_le32(nla_get_u32( 2709 tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE2])); 2710 si->psh_hi = cpu_to_le32(nla_get_u32( 2711 tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_HI])); 2712 si->psh_lo = cpu_to_le32(nla_get_u32( 2713 tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_LO])); 2714 si->dtype_swch_off = cpu_to_le32(nla_get_u32( 2715 tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_DTYPE_X16])); 2716 } 2717 2718 cmd.rf_modules_vec = rf_modules_vec & 0xFF; 2719 rc = wmi_call(wil, WMI_SET_RF_SECTOR_PARAMS_CMDID, vif->mid, 2720 &cmd, sizeof(cmd), WMI_SET_RF_SECTOR_PARAMS_DONE_EVENTID, 2721 &reply, sizeof(reply), 2722 500); 2723 if (rc) 2724 return rc; 2725 return wil_rf_sector_status_to_rc(reply.evt.status); 2726 } 2727 2728 static int wil_rf_sector_get_selected(struct wiphy *wiphy, 2729 struct wireless_dev *wdev, 2730 const void *data, int data_len) 2731 { 2732 struct wil6210_priv *wil = wdev_to_wil(wdev); 2733 struct wil6210_vif *vif = wdev_to_vif(wil, wdev); 2734 int rc; 2735 struct nlattr *tb[QCA_ATTR_DMG_RF_SECTOR_MAX + 1]; 2736 u8 sector_type, mac_addr[ETH_ALEN]; 2737 int cid = 0; 2738 struct wmi_get_selected_rf_sector_index_cmd cmd; 2739 struct { 2740 struct wmi_cmd_hdr wmi; 2741 struct wmi_get_selected_rf_sector_index_done_event evt; 2742 } __packed reply = { 2743 .evt = {.status = WMI_RF_SECTOR_STATUS_NOT_SUPPORTED_ERROR}, 2744 }; 2745 struct sk_buff *msg; 2746 2747 if (!test_bit(WMI_FW_CAPABILITY_RF_SECTORS, wil->fw_capabilities)) 2748 return -EOPNOTSUPP; 2749 2750 rc = nla_parse(tb, QCA_ATTR_DMG_RF_SECTOR_MAX, data, data_len, 2751 wil_rf_sector_policy, NULL); 2752 if (rc) { 2753 wil_err(wil, "Invalid rf sector ATTR\n"); 2754 return rc; 2755 } 2756 2757 if (!tb[QCA_ATTR_DMG_RF_SECTOR_TYPE]) { 2758 wil_err(wil, "Invalid rf sector spec\n"); 2759 return -EINVAL; 2760 } 2761 sector_type = nla_get_u8(tb[QCA_ATTR_DMG_RF_SECTOR_TYPE]); 2762 if (sector_type >= QCA_ATTR_DMG_RF_SECTOR_TYPE_MAX) { 2763 wil_err(wil, "Invalid sector type %d\n", sector_type); 2764 return -EINVAL; 2765 } 2766 2767 if (tb[QCA_ATTR_MAC_ADDR]) { 2768 ether_addr_copy(mac_addr, nla_data(tb[QCA_ATTR_MAC_ADDR])); 2769 cid = wil_find_cid(wil, vif->mid, mac_addr); 2770 if (cid < 0) { 2771 wil_err(wil, "invalid MAC address %pM\n", mac_addr); 2772 return -ENOENT; 2773 } 2774 } else { 2775 if (test_bit(wil_vif_fwconnected, vif->status)) { 2776 wil_err(wil, "must specify MAC address when connected\n"); 2777 return -EINVAL; 2778 } 2779 } 2780 2781 memset(&cmd, 0, sizeof(cmd)); 2782 cmd.cid = (u8)cid; 2783 cmd.sector_type = sector_type; 2784 rc = wmi_call(wil, WMI_GET_SELECTED_RF_SECTOR_INDEX_CMDID, vif->mid, 2785 &cmd, sizeof(cmd), 2786 WMI_GET_SELECTED_RF_SECTOR_INDEX_DONE_EVENTID, 2787 &reply, sizeof(reply), 2788 500); 2789 if (rc) 2790 return rc; 2791 if (reply.evt.status) { 2792 wil_err(wil, "get rf selected sector cfg failed with status %d\n", 2793 reply.evt.status); 2794 return wil_rf_sector_status_to_rc(reply.evt.status); 2795 } 2796 2797 msg = cfg80211_vendor_cmd_alloc_reply_skb( 2798 wiphy, 64 * WMI_MAX_RF_MODULES_NUM); 2799 if (!msg) 2800 return -ENOMEM; 2801 2802 if (nla_put_u64_64bit(msg, QCA_ATTR_TSF, 2803 le64_to_cpu(reply.evt.tsf), 2804 QCA_ATTR_PAD) || 2805 nla_put_u16(msg, QCA_ATTR_DMG_RF_SECTOR_INDEX, 2806 le16_to_cpu(reply.evt.sector_idx))) 2807 goto nla_put_failure; 2808 2809 rc = cfg80211_vendor_cmd_reply(msg); 2810 return rc; 2811 nla_put_failure: 2812 kfree_skb(msg); 2813 return -ENOBUFS; 2814 } 2815 2816 static int wil_rf_sector_wmi_set_selected(struct wil6210_priv *wil, 2817 u8 mid, u16 sector_index, 2818 u8 sector_type, u8 cid) 2819 { 2820 struct wmi_set_selected_rf_sector_index_cmd cmd; 2821 struct { 2822 struct wmi_cmd_hdr wmi; 2823 struct wmi_set_selected_rf_sector_index_done_event evt; 2824 } __packed reply = { 2825 .evt = {.status = WMI_RF_SECTOR_STATUS_NOT_SUPPORTED_ERROR}, 2826 }; 2827 int rc; 2828 2829 memset(&cmd, 0, sizeof(cmd)); 2830 cmd.sector_idx = cpu_to_le16(sector_index); 2831 cmd.sector_type = sector_type; 2832 cmd.cid = (u8)cid; 2833 rc = wmi_call(wil, WMI_SET_SELECTED_RF_SECTOR_INDEX_CMDID, mid, 2834 &cmd, sizeof(cmd), 2835 WMI_SET_SELECTED_RF_SECTOR_INDEX_DONE_EVENTID, 2836 &reply, sizeof(reply), 2837 500); 2838 if (rc) 2839 return rc; 2840 return wil_rf_sector_status_to_rc(reply.evt.status); 2841 } 2842 2843 static int wil_rf_sector_set_selected(struct wiphy *wiphy, 2844 struct wireless_dev *wdev, 2845 const void *data, int data_len) 2846 { 2847 struct wil6210_priv *wil = wdev_to_wil(wdev); 2848 struct wil6210_vif *vif = wdev_to_vif(wil, wdev); 2849 int rc; 2850 struct nlattr *tb[QCA_ATTR_DMG_RF_SECTOR_MAX + 1]; 2851 u16 sector_index; 2852 u8 sector_type, mac_addr[ETH_ALEN], i; 2853 int cid = 0; 2854 2855 if (!test_bit(WMI_FW_CAPABILITY_RF_SECTORS, wil->fw_capabilities)) 2856 return -EOPNOTSUPP; 2857 2858 rc = nla_parse(tb, QCA_ATTR_DMG_RF_SECTOR_MAX, data, data_len, 2859 wil_rf_sector_policy, NULL); 2860 if (rc) { 2861 wil_err(wil, "Invalid rf sector ATTR\n"); 2862 return rc; 2863 } 2864 2865 if (!tb[QCA_ATTR_DMG_RF_SECTOR_INDEX] || 2866 !tb[QCA_ATTR_DMG_RF_SECTOR_TYPE]) { 2867 wil_err(wil, "Invalid rf sector spec\n"); 2868 return -EINVAL; 2869 } 2870 2871 sector_index = nla_get_u16( 2872 tb[QCA_ATTR_DMG_RF_SECTOR_INDEX]); 2873 if (sector_index >= WIL_MAX_RF_SECTORS && 2874 sector_index != WMI_INVALID_RF_SECTOR_INDEX) { 2875 wil_err(wil, "Invalid sector index %d\n", sector_index); 2876 return -EINVAL; 2877 } 2878 2879 sector_type = nla_get_u8(tb[QCA_ATTR_DMG_RF_SECTOR_TYPE]); 2880 if (sector_type >= QCA_ATTR_DMG_RF_SECTOR_TYPE_MAX) { 2881 wil_err(wil, "Invalid sector type %d\n", sector_type); 2882 return -EINVAL; 2883 } 2884 2885 if (tb[QCA_ATTR_MAC_ADDR]) { 2886 ether_addr_copy(mac_addr, nla_data(tb[QCA_ATTR_MAC_ADDR])); 2887 if (!is_broadcast_ether_addr(mac_addr)) { 2888 cid = wil_find_cid(wil, vif->mid, mac_addr); 2889 if (cid < 0) { 2890 wil_err(wil, "invalid MAC address %pM\n", 2891 mac_addr); 2892 return -ENOENT; 2893 } 2894 } else { 2895 if (sector_index != WMI_INVALID_RF_SECTOR_INDEX) { 2896 wil_err(wil, "broadcast MAC valid only with unlocking\n"); 2897 return -EINVAL; 2898 } 2899 cid = -1; 2900 } 2901 } else { 2902 if (test_bit(wil_vif_fwconnected, vif->status)) { 2903 wil_err(wil, "must specify MAC address when connected\n"); 2904 return -EINVAL; 2905 } 2906 /* otherwise, using cid=0 for unassociated station */ 2907 } 2908 2909 if (cid >= 0) { 2910 rc = wil_rf_sector_wmi_set_selected(wil, vif->mid, sector_index, 2911 sector_type, cid); 2912 } else { 2913 /* unlock all cids */ 2914 rc = wil_rf_sector_wmi_set_selected( 2915 wil, vif->mid, WMI_INVALID_RF_SECTOR_INDEX, 2916 sector_type, WIL_CID_ALL); 2917 if (rc == -EINVAL) { 2918 for (i = 0; i < WIL6210_MAX_CID; i++) { 2919 if (wil->sta[i].mid != vif->mid) 2920 continue; 2921 rc = wil_rf_sector_wmi_set_selected( 2922 wil, vif->mid, 2923 WMI_INVALID_RF_SECTOR_INDEX, 2924 sector_type, i); 2925 /* the FW will silently ignore and return 2926 * success for unused cid, so abort the loop 2927 * on any other error 2928 */ 2929 if (rc) { 2930 wil_err(wil, "unlock cid %d failed with status %d\n", 2931 i, rc); 2932 break; 2933 } 2934 } 2935 } 2936 } 2937 2938 return rc; 2939 } 2940