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 /* channel 4 not supported yet */ 52 }; 53 54 /* Vendor id to be used in vendor specific command and events 55 * to user space. 56 * NOTE: The authoritative place for definition of QCA_NL80211_VENDOR_ID, 57 * vendor subcmd definitions prefixed with QCA_NL80211_VENDOR_SUBCMD, and 58 * qca_wlan_vendor_attr is open source file src/common/qca-vendor.h in 59 * git://w1.fi/srv/git/hostap.git; the values here are just a copy of that 60 */ 61 62 #define QCA_NL80211_VENDOR_ID 0x001374 63 64 #define WIL_MAX_RF_SECTORS (128) 65 #define WIL_CID_ALL (0xff) 66 67 enum qca_wlan_vendor_attr_rf_sector { 68 QCA_ATTR_MAC_ADDR = 6, 69 QCA_ATTR_PAD = 13, 70 QCA_ATTR_TSF = 29, 71 QCA_ATTR_DMG_RF_SECTOR_INDEX = 30, 72 QCA_ATTR_DMG_RF_SECTOR_TYPE = 31, 73 QCA_ATTR_DMG_RF_MODULE_MASK = 32, 74 QCA_ATTR_DMG_RF_SECTOR_CFG = 33, 75 QCA_ATTR_DMG_RF_SECTOR_MAX, 76 }; 77 78 enum qca_wlan_vendor_attr_dmg_rf_sector_type { 79 QCA_ATTR_DMG_RF_SECTOR_TYPE_RX, 80 QCA_ATTR_DMG_RF_SECTOR_TYPE_TX, 81 QCA_ATTR_DMG_RF_SECTOR_TYPE_MAX 82 }; 83 84 enum qca_wlan_vendor_attr_dmg_rf_sector_cfg { 85 QCA_ATTR_DMG_RF_SECTOR_CFG_INVALID = 0, 86 QCA_ATTR_DMG_RF_SECTOR_CFG_MODULE_INDEX, 87 QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE0, 88 QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE1, 89 QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE2, 90 QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_HI, 91 QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_LO, 92 QCA_ATTR_DMG_RF_SECTOR_CFG_DTYPE_X16, 93 94 /* keep last */ 95 QCA_ATTR_DMG_RF_SECTOR_CFG_AFTER_LAST, 96 QCA_ATTR_DMG_RF_SECTOR_CFG_MAX = 97 QCA_ATTR_DMG_RF_SECTOR_CFG_AFTER_LAST - 1 98 }; 99 100 static const struct 101 nla_policy wil_rf_sector_policy[QCA_ATTR_DMG_RF_SECTOR_MAX + 1] = { 102 [QCA_ATTR_MAC_ADDR] = { .len = ETH_ALEN }, 103 [QCA_ATTR_DMG_RF_SECTOR_INDEX] = { .type = NLA_U16 }, 104 [QCA_ATTR_DMG_RF_SECTOR_TYPE] = { .type = NLA_U8 }, 105 [QCA_ATTR_DMG_RF_MODULE_MASK] = { .type = NLA_U32 }, 106 [QCA_ATTR_DMG_RF_SECTOR_CFG] = { .type = NLA_NESTED }, 107 }; 108 109 static const struct 110 nla_policy wil_rf_sector_cfg_policy[QCA_ATTR_DMG_RF_SECTOR_CFG_MAX + 1] = { 111 [QCA_ATTR_DMG_RF_SECTOR_CFG_MODULE_INDEX] = { .type = NLA_U8 }, 112 [QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE0] = { .type = NLA_U32 }, 113 [QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE1] = { .type = NLA_U32 }, 114 [QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE2] = { .type = NLA_U32 }, 115 [QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_HI] = { .type = NLA_U32 }, 116 [QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_LO] = { .type = NLA_U32 }, 117 [QCA_ATTR_DMG_RF_SECTOR_CFG_DTYPE_X16] = { .type = NLA_U32 }, 118 }; 119 120 enum qca_nl80211_vendor_subcmds { 121 QCA_NL80211_VENDOR_SUBCMD_DMG_RF_GET_SECTOR_CFG = 139, 122 QCA_NL80211_VENDOR_SUBCMD_DMG_RF_SET_SECTOR_CFG = 140, 123 QCA_NL80211_VENDOR_SUBCMD_DMG_RF_GET_SELECTED_SECTOR = 141, 124 QCA_NL80211_VENDOR_SUBCMD_DMG_RF_SET_SELECTED_SECTOR = 142, 125 }; 126 127 static int wil_rf_sector_get_cfg(struct wiphy *wiphy, 128 struct wireless_dev *wdev, 129 const void *data, int data_len); 130 static int wil_rf_sector_set_cfg(struct wiphy *wiphy, 131 struct wireless_dev *wdev, 132 const void *data, int data_len); 133 static int wil_rf_sector_get_selected(struct wiphy *wiphy, 134 struct wireless_dev *wdev, 135 const void *data, int data_len); 136 static int wil_rf_sector_set_selected(struct wiphy *wiphy, 137 struct wireless_dev *wdev, 138 const void *data, int data_len); 139 140 /* vendor specific commands */ 141 static const struct wiphy_vendor_command wil_nl80211_vendor_commands[] = { 142 { 143 .info.vendor_id = QCA_NL80211_VENDOR_ID, 144 .info.subcmd = QCA_NL80211_VENDOR_SUBCMD_DMG_RF_GET_SECTOR_CFG, 145 .flags = WIPHY_VENDOR_CMD_NEED_WDEV | 146 WIPHY_VENDOR_CMD_NEED_RUNNING, 147 .doit = wil_rf_sector_get_cfg 148 }, 149 { 150 .info.vendor_id = QCA_NL80211_VENDOR_ID, 151 .info.subcmd = QCA_NL80211_VENDOR_SUBCMD_DMG_RF_SET_SECTOR_CFG, 152 .flags = WIPHY_VENDOR_CMD_NEED_WDEV | 153 WIPHY_VENDOR_CMD_NEED_RUNNING, 154 .doit = wil_rf_sector_set_cfg 155 }, 156 { 157 .info.vendor_id = QCA_NL80211_VENDOR_ID, 158 .info.subcmd = 159 QCA_NL80211_VENDOR_SUBCMD_DMG_RF_GET_SELECTED_SECTOR, 160 .flags = WIPHY_VENDOR_CMD_NEED_WDEV | 161 WIPHY_VENDOR_CMD_NEED_RUNNING, 162 .doit = wil_rf_sector_get_selected 163 }, 164 { 165 .info.vendor_id = QCA_NL80211_VENDOR_ID, 166 .info.subcmd = 167 QCA_NL80211_VENDOR_SUBCMD_DMG_RF_SET_SELECTED_SECTOR, 168 .flags = WIPHY_VENDOR_CMD_NEED_WDEV | 169 WIPHY_VENDOR_CMD_NEED_RUNNING, 170 .doit = wil_rf_sector_set_selected 171 }, 172 }; 173 174 static struct ieee80211_supported_band wil_band_60ghz = { 175 .channels = wil_60ghz_channels, 176 .n_channels = ARRAY_SIZE(wil_60ghz_channels), 177 .ht_cap = { 178 .ht_supported = true, 179 .cap = 0, /* TODO */ 180 .ampdu_factor = IEEE80211_HT_MAX_AMPDU_64K, /* TODO */ 181 .ampdu_density = IEEE80211_HT_MPDU_DENSITY_8, /* TODO */ 182 .mcs = { 183 /* MCS 1..12 - SC PHY */ 184 .rx_mask = {0xfe, 0x1f}, /* 1..12 */ 185 .tx_params = IEEE80211_HT_MCS_TX_DEFINED, /* TODO */ 186 }, 187 }, 188 }; 189 190 static const struct ieee80211_txrx_stypes 191 wil_mgmt_stypes[NUM_NL80211_IFTYPES] = { 192 [NL80211_IFTYPE_STATION] = { 193 .tx = BIT(IEEE80211_STYPE_ACTION >> 4) | 194 BIT(IEEE80211_STYPE_PROBE_RESP >> 4), 195 .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | 196 BIT(IEEE80211_STYPE_PROBE_REQ >> 4) 197 }, 198 [NL80211_IFTYPE_AP] = { 199 .tx = BIT(IEEE80211_STYPE_ACTION >> 4) | 200 BIT(IEEE80211_STYPE_PROBE_RESP >> 4) | 201 BIT(IEEE80211_STYPE_ASSOC_RESP >> 4) | 202 BIT(IEEE80211_STYPE_DISASSOC >> 4), 203 .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | 204 BIT(IEEE80211_STYPE_PROBE_REQ >> 4) | 205 BIT(IEEE80211_STYPE_ASSOC_REQ >> 4) | 206 BIT(IEEE80211_STYPE_DISASSOC >> 4) | 207 BIT(IEEE80211_STYPE_AUTH >> 4) | 208 BIT(IEEE80211_STYPE_DEAUTH >> 4) | 209 BIT(IEEE80211_STYPE_REASSOC_REQ >> 4) 210 }, 211 [NL80211_IFTYPE_P2P_CLIENT] = { 212 .tx = BIT(IEEE80211_STYPE_ACTION >> 4) | 213 BIT(IEEE80211_STYPE_PROBE_RESP >> 4), 214 .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | 215 BIT(IEEE80211_STYPE_PROBE_REQ >> 4) 216 }, 217 [NL80211_IFTYPE_P2P_GO] = { 218 .tx = BIT(IEEE80211_STYPE_ACTION >> 4) | 219 BIT(IEEE80211_STYPE_PROBE_RESP >> 4), 220 .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | 221 BIT(IEEE80211_STYPE_PROBE_REQ >> 4) 222 }, 223 [NL80211_IFTYPE_P2P_DEVICE] = { 224 .tx = BIT(IEEE80211_STYPE_ACTION >> 4) | 225 BIT(IEEE80211_STYPE_PROBE_RESP >> 4), 226 .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | 227 BIT(IEEE80211_STYPE_PROBE_REQ >> 4) 228 }, 229 }; 230 231 static const u32 wil_cipher_suites[] = { 232 WLAN_CIPHER_SUITE_GCMP, 233 }; 234 235 static const char * const key_usage_str[] = { 236 [WMI_KEY_USE_PAIRWISE] = "PTK", 237 [WMI_KEY_USE_RX_GROUP] = "RX_GTK", 238 [WMI_KEY_USE_TX_GROUP] = "TX_GTK", 239 }; 240 241 int wil_iftype_nl2wmi(enum nl80211_iftype type) 242 { 243 static const struct { 244 enum nl80211_iftype nl; 245 enum wmi_network_type wmi; 246 } __nl2wmi[] = { 247 {NL80211_IFTYPE_ADHOC, WMI_NETTYPE_ADHOC}, 248 {NL80211_IFTYPE_STATION, WMI_NETTYPE_INFRA}, 249 {NL80211_IFTYPE_AP, WMI_NETTYPE_AP}, 250 {NL80211_IFTYPE_P2P_CLIENT, WMI_NETTYPE_P2P}, 251 {NL80211_IFTYPE_P2P_GO, WMI_NETTYPE_P2P}, 252 {NL80211_IFTYPE_MONITOR, WMI_NETTYPE_ADHOC}, /* FIXME */ 253 }; 254 uint i; 255 256 for (i = 0; i < ARRAY_SIZE(__nl2wmi); i++) { 257 if (__nl2wmi[i].nl == type) 258 return __nl2wmi[i].wmi; 259 } 260 261 return -EOPNOTSUPP; 262 } 263 264 int wil_cid_fill_sinfo(struct wil6210_vif *vif, int cid, 265 struct station_info *sinfo) 266 { 267 struct wil6210_priv *wil = vif_to_wil(vif); 268 struct wmi_notify_req_cmd cmd = { 269 .cid = cid, 270 .interval_usec = 0, 271 }; 272 struct { 273 struct wmi_cmd_hdr wmi; 274 struct wmi_notify_req_done_event evt; 275 } __packed reply; 276 struct wil_net_stats *stats = &wil->sta[cid].stats; 277 int rc; 278 279 memset(&reply, 0, sizeof(reply)); 280 281 rc = wmi_call(wil, WMI_NOTIFY_REQ_CMDID, vif->mid, &cmd, sizeof(cmd), 282 WMI_NOTIFY_REQ_DONE_EVENTID, &reply, sizeof(reply), 20); 283 if (rc) 284 return rc; 285 286 wil_dbg_wmi(wil, "Link status for CID %d MID %d: {\n" 287 " MCS %d TSF 0x%016llx\n" 288 " BF status 0x%08x RSSI %d SQI %d%%\n" 289 " Tx Tpt %d goodput %d Rx goodput %d\n" 290 " Sectors(rx:tx) my %d:%d peer %d:%d\n""}\n", 291 cid, vif->mid, le16_to_cpu(reply.evt.bf_mcs), 292 le64_to_cpu(reply.evt.tsf), reply.evt.status, 293 reply.evt.rssi, 294 reply.evt.sqi, 295 le32_to_cpu(reply.evt.tx_tpt), 296 le32_to_cpu(reply.evt.tx_goodput), 297 le32_to_cpu(reply.evt.rx_goodput), 298 le16_to_cpu(reply.evt.my_rx_sector), 299 le16_to_cpu(reply.evt.my_tx_sector), 300 le16_to_cpu(reply.evt.other_rx_sector), 301 le16_to_cpu(reply.evt.other_tx_sector)); 302 303 sinfo->generation = wil->sinfo_gen; 304 305 sinfo->filled = BIT(NL80211_STA_INFO_RX_BYTES) | 306 BIT(NL80211_STA_INFO_TX_BYTES) | 307 BIT(NL80211_STA_INFO_RX_PACKETS) | 308 BIT(NL80211_STA_INFO_TX_PACKETS) | 309 BIT(NL80211_STA_INFO_RX_BITRATE) | 310 BIT(NL80211_STA_INFO_TX_BITRATE) | 311 BIT(NL80211_STA_INFO_RX_DROP_MISC) | 312 BIT(NL80211_STA_INFO_TX_FAILED); 313 314 sinfo->txrate.flags = RATE_INFO_FLAGS_60G; 315 sinfo->txrate.mcs = le16_to_cpu(reply.evt.bf_mcs); 316 sinfo->rxrate.mcs = stats->last_mcs_rx; 317 sinfo->rx_bytes = stats->rx_bytes; 318 sinfo->rx_packets = stats->rx_packets; 319 sinfo->rx_dropped_misc = stats->rx_dropped; 320 sinfo->tx_bytes = stats->tx_bytes; 321 sinfo->tx_packets = stats->tx_packets; 322 sinfo->tx_failed = stats->tx_errors; 323 324 if (test_bit(wil_vif_fwconnected, vif->status)) { 325 sinfo->filled |= BIT(NL80211_STA_INFO_SIGNAL); 326 if (test_bit(WMI_FW_CAPABILITY_RSSI_REPORTING, 327 wil->fw_capabilities)) 328 sinfo->signal = reply.evt.rssi; 329 else 330 sinfo->signal = reply.evt.sqi; 331 } 332 333 return rc; 334 } 335 336 static int wil_cfg80211_get_station(struct wiphy *wiphy, 337 struct net_device *ndev, 338 const u8 *mac, struct station_info *sinfo) 339 { 340 struct wil6210_vif *vif = ndev_to_vif(ndev); 341 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 342 int rc; 343 344 int cid = wil_find_cid(wil, vif->mid, mac); 345 346 wil_dbg_misc(wil, "get_station: %pM CID %d MID %d\n", mac, cid, 347 vif->mid); 348 if (cid < 0) 349 return cid; 350 351 rc = wil_cid_fill_sinfo(vif, cid, sinfo); 352 353 return rc; 354 } 355 356 /* 357 * Find @idx-th active STA for specific MID for station dump. 358 */ 359 static int wil_find_cid_by_idx(struct wil6210_priv *wil, u8 mid, int idx) 360 { 361 int i; 362 363 for (i = 0; i < ARRAY_SIZE(wil->sta); i++) { 364 if (wil->sta[i].status == wil_sta_unused) 365 continue; 366 if (wil->sta[i].mid != mid) 367 continue; 368 if (idx == 0) 369 return i; 370 idx--; 371 } 372 373 return -ENOENT; 374 } 375 376 static int wil_cfg80211_dump_station(struct wiphy *wiphy, 377 struct net_device *dev, int idx, 378 u8 *mac, struct station_info *sinfo) 379 { 380 struct wil6210_vif *vif = ndev_to_vif(dev); 381 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 382 int rc; 383 int cid = wil_find_cid_by_idx(wil, vif->mid, idx); 384 385 if (cid < 0) 386 return -ENOENT; 387 388 ether_addr_copy(mac, wil->sta[cid].addr); 389 wil_dbg_misc(wil, "dump_station: %pM CID %d MID %d\n", mac, cid, 390 vif->mid); 391 392 rc = wil_cid_fill_sinfo(vif, cid, sinfo); 393 394 return rc; 395 } 396 397 static int wil_cfg80211_start_p2p_device(struct wiphy *wiphy, 398 struct wireless_dev *wdev) 399 { 400 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 401 402 wil_dbg_misc(wil, "start_p2p_device: entered\n"); 403 wil->p2p_dev_started = 1; 404 return 0; 405 } 406 407 static void wil_cfg80211_stop_p2p_device(struct wiphy *wiphy, 408 struct wireless_dev *wdev) 409 { 410 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 411 412 if (!wil->p2p_dev_started) 413 return; 414 415 wil_dbg_misc(wil, "stop_p2p_device: entered\n"); 416 mutex_lock(&wil->mutex); 417 mutex_lock(&wil->vif_mutex); 418 wil_p2p_stop_radio_operations(wil); 419 wil->p2p_dev_started = 0; 420 mutex_unlock(&wil->vif_mutex); 421 mutex_unlock(&wil->mutex); 422 } 423 424 static int wil_cfg80211_validate_add_iface(struct wil6210_priv *wil, 425 enum nl80211_iftype new_type) 426 { 427 int i; 428 struct wireless_dev *wdev; 429 struct iface_combination_params params = { 430 .num_different_channels = 1, 431 }; 432 433 for (i = 0; i < wil->max_vifs; i++) { 434 if (wil->vifs[i]) { 435 wdev = vif_to_wdev(wil->vifs[i]); 436 params.iftype_num[wdev->iftype]++; 437 } 438 } 439 params.iftype_num[new_type]++; 440 return cfg80211_check_combinations(wil->wiphy, ¶ms); 441 } 442 443 static int wil_cfg80211_validate_change_iface(struct wil6210_priv *wil, 444 struct wil6210_vif *vif, 445 enum nl80211_iftype new_type) 446 { 447 int i, ret = 0; 448 struct wireless_dev *wdev; 449 struct iface_combination_params params = { 450 .num_different_channels = 1, 451 }; 452 bool check_combos = false; 453 454 for (i = 0; i < wil->max_vifs; i++) { 455 struct wil6210_vif *vif_pos = wil->vifs[i]; 456 457 if (vif_pos && vif != vif_pos) { 458 wdev = vif_to_wdev(vif_pos); 459 params.iftype_num[wdev->iftype]++; 460 check_combos = true; 461 } 462 } 463 464 if (check_combos) { 465 params.iftype_num[new_type]++; 466 ret = cfg80211_check_combinations(wil->wiphy, ¶ms); 467 } 468 return ret; 469 } 470 471 static struct wireless_dev * 472 wil_cfg80211_add_iface(struct wiphy *wiphy, const char *name, 473 unsigned char name_assign_type, 474 enum nl80211_iftype type, 475 struct vif_params *params) 476 { 477 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 478 struct net_device *ndev_main = wil->main_ndev, *ndev; 479 struct wil6210_vif *vif; 480 struct wireless_dev *p2p_wdev, *wdev; 481 int rc; 482 483 wil_dbg_misc(wil, "add_iface, type %d\n", type); 484 485 /* P2P device is not a real virtual interface, it is a management-only 486 * interface that shares the main interface. 487 * Skip concurrency checks here. 488 */ 489 if (type == NL80211_IFTYPE_P2P_DEVICE) { 490 if (wil->p2p_wdev) { 491 wil_err(wil, "P2P_DEVICE interface already created\n"); 492 return ERR_PTR(-EINVAL); 493 } 494 495 p2p_wdev = kzalloc(sizeof(*p2p_wdev), GFP_KERNEL); 496 if (!p2p_wdev) 497 return ERR_PTR(-ENOMEM); 498 499 p2p_wdev->iftype = type; 500 p2p_wdev->wiphy = wiphy; 501 /* use our primary ethernet address */ 502 ether_addr_copy(p2p_wdev->address, ndev_main->perm_addr); 503 504 wil->p2p_wdev = p2p_wdev; 505 506 return p2p_wdev; 507 } 508 509 if (!wil->wiphy->n_iface_combinations) { 510 wil_err(wil, "virtual interfaces not supported\n"); 511 return ERR_PTR(-EINVAL); 512 } 513 514 rc = wil_cfg80211_validate_add_iface(wil, type); 515 if (rc) { 516 wil_err(wil, "iface validation failed, err=%d\n", rc); 517 return ERR_PTR(rc); 518 } 519 520 vif = wil_vif_alloc(wil, name, name_assign_type, type); 521 if (IS_ERR(vif)) 522 return ERR_CAST(vif); 523 524 ndev = vif_to_ndev(vif); 525 ether_addr_copy(ndev->perm_addr, ndev_main->perm_addr); 526 if (is_valid_ether_addr(params->macaddr)) { 527 ether_addr_copy(ndev->dev_addr, params->macaddr); 528 } else { 529 ether_addr_copy(ndev->dev_addr, ndev_main->perm_addr); 530 ndev->dev_addr[0] = (ndev->dev_addr[0] ^ (1 << vif->mid)) | 531 0x2; /* locally administered */ 532 } 533 wdev = vif_to_wdev(vif); 534 ether_addr_copy(wdev->address, ndev->dev_addr); 535 536 rc = wil_vif_add(wil, vif); 537 if (rc) 538 goto out; 539 540 wil_info(wil, "added VIF, mid %d iftype %d MAC %pM\n", 541 vif->mid, type, wdev->address); 542 return wdev; 543 out: 544 wil_vif_free(vif); 545 return ERR_PTR(rc); 546 } 547 548 int wil_vif_prepare_stop(struct wil6210_vif *vif) 549 { 550 struct wil6210_priv *wil = vif_to_wil(vif); 551 struct wireless_dev *wdev = vif_to_wdev(vif); 552 struct net_device *ndev; 553 int rc; 554 555 if (wdev->iftype != NL80211_IFTYPE_AP) 556 return 0; 557 558 ndev = vif_to_ndev(vif); 559 if (netif_carrier_ok(ndev)) { 560 rc = wmi_pcp_stop(vif); 561 if (rc) { 562 wil_info(wil, "failed to stop AP, status %d\n", 563 rc); 564 /* continue */ 565 } 566 wil_bcast_fini(vif); 567 netif_carrier_off(ndev); 568 } 569 570 return 0; 571 } 572 573 static int wil_cfg80211_del_iface(struct wiphy *wiphy, 574 struct wireless_dev *wdev) 575 { 576 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 577 struct wil6210_vif *vif = wdev_to_vif(wil, wdev); 578 int rc; 579 580 wil_dbg_misc(wil, "del_iface\n"); 581 582 if (wdev->iftype == NL80211_IFTYPE_P2P_DEVICE) { 583 if (wdev != wil->p2p_wdev) { 584 wil_err(wil, "delete of incorrect interface 0x%p\n", 585 wdev); 586 return -EINVAL; 587 } 588 589 wil_cfg80211_stop_p2p_device(wiphy, wdev); 590 wil_p2p_wdev_free(wil); 591 return 0; 592 } 593 594 if (vif->mid == 0) { 595 wil_err(wil, "cannot remove the main interface\n"); 596 return -EINVAL; 597 } 598 599 rc = wil_vif_prepare_stop(vif); 600 if (rc) 601 goto out; 602 603 wil_info(wil, "deleted VIF, mid %d iftype %d MAC %pM\n", 604 vif->mid, wdev->iftype, wdev->address); 605 606 wil_vif_remove(wil, vif->mid); 607 out: 608 return rc; 609 } 610 611 static int wil_cfg80211_change_iface(struct wiphy *wiphy, 612 struct net_device *ndev, 613 enum nl80211_iftype type, 614 struct vif_params *params) 615 { 616 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 617 struct wil6210_vif *vif = ndev_to_vif(ndev); 618 struct wireless_dev *wdev = vif_to_wdev(vif); 619 int rc; 620 bool fw_reset = false; 621 622 wil_dbg_misc(wil, "change_iface: type=%d\n", type); 623 624 if (wiphy->n_iface_combinations) { 625 rc = wil_cfg80211_validate_change_iface(wil, vif, type); 626 if (rc) { 627 wil_err(wil, "iface validation failed, err=%d\n", rc); 628 return rc; 629 } 630 } 631 632 /* do not reset FW when there are active VIFs, 633 * because it can cause significant disruption 634 */ 635 if (!wil_has_other_active_ifaces(wil, ndev, true, false) && 636 netif_running(ndev) && !wil_is_recovery_blocked(wil)) { 637 wil_dbg_misc(wil, "interface is up. resetting...\n"); 638 mutex_lock(&wil->mutex); 639 __wil_down(wil); 640 rc = __wil_up(wil); 641 mutex_unlock(&wil->mutex); 642 643 if (rc) 644 return rc; 645 fw_reset = true; 646 } 647 648 switch (type) { 649 case NL80211_IFTYPE_STATION: 650 case NL80211_IFTYPE_AP: 651 case NL80211_IFTYPE_P2P_CLIENT: 652 case NL80211_IFTYPE_P2P_GO: 653 break; 654 case NL80211_IFTYPE_MONITOR: 655 if (params->flags) 656 wil->monitor_flags = params->flags; 657 break; 658 default: 659 return -EOPNOTSUPP; 660 } 661 662 if (vif->mid != 0 && wil_has_active_ifaces(wil, true, false)) { 663 if (!fw_reset) 664 wil_vif_prepare_stop(vif); 665 rc = wmi_port_delete(wil, vif->mid); 666 if (rc) 667 return rc; 668 rc = wmi_port_allocate(wil, vif->mid, ndev->dev_addr, type); 669 if (rc) 670 return rc; 671 } 672 673 wdev->iftype = type; 674 return 0; 675 } 676 677 static int wil_cfg80211_scan(struct wiphy *wiphy, 678 struct cfg80211_scan_request *request) 679 { 680 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 681 struct wireless_dev *wdev = request->wdev; 682 struct wil6210_vif *vif = wdev_to_vif(wil, wdev); 683 struct { 684 struct wmi_start_scan_cmd cmd; 685 u16 chnl[4]; 686 } __packed cmd; 687 uint i, n; 688 int rc; 689 690 wil_dbg_misc(wil, "scan: wdev=0x%p iftype=%d\n", wdev, wdev->iftype); 691 692 /* check we are client side */ 693 switch (wdev->iftype) { 694 case NL80211_IFTYPE_STATION: 695 case NL80211_IFTYPE_P2P_CLIENT: 696 case NL80211_IFTYPE_P2P_DEVICE: 697 break; 698 default: 699 return -EOPNOTSUPP; 700 } 701 702 /* FW don't support scan after connection attempt */ 703 if (test_bit(wil_status_dontscan, wil->status)) { 704 wil_err(wil, "Can't scan now\n"); 705 return -EBUSY; 706 } 707 708 mutex_lock(&wil->mutex); 709 710 mutex_lock(&wil->vif_mutex); 711 if (vif->scan_request || vif->p2p.discovery_started) { 712 wil_err(wil, "Already scanning\n"); 713 mutex_unlock(&wil->vif_mutex); 714 rc = -EAGAIN; 715 goto out; 716 } 717 mutex_unlock(&wil->vif_mutex); 718 719 if (wdev->iftype == NL80211_IFTYPE_P2P_DEVICE) { 720 if (!wil->p2p_dev_started) { 721 wil_err(wil, "P2P search requested on stopped P2P device\n"); 722 rc = -EIO; 723 goto out; 724 } 725 /* social scan on P2P_DEVICE is handled as p2p search */ 726 if (wil_p2p_is_social_scan(request)) { 727 vif->scan_request = request; 728 if (vif->mid == 0) 729 wil->radio_wdev = wdev; 730 rc = wil_p2p_search(vif, request); 731 if (rc) { 732 if (vif->mid == 0) 733 wil->radio_wdev = 734 wil->main_ndev->ieee80211_ptr; 735 vif->scan_request = NULL; 736 } 737 goto out; 738 } 739 } 740 741 (void)wil_p2p_stop_discovery(vif); 742 743 wil_dbg_misc(wil, "Start scan_request 0x%p\n", request); 744 wil_dbg_misc(wil, "SSID count: %d", request->n_ssids); 745 746 for (i = 0; i < request->n_ssids; i++) { 747 wil_dbg_misc(wil, "SSID[%d]", i); 748 wil_hex_dump_misc("SSID ", DUMP_PREFIX_OFFSET, 16, 1, 749 request->ssids[i].ssid, 750 request->ssids[i].ssid_len, true); 751 } 752 753 if (request->n_ssids) 754 rc = wmi_set_ssid(vif, request->ssids[0].ssid_len, 755 request->ssids[0].ssid); 756 else 757 rc = wmi_set_ssid(vif, 0, NULL); 758 759 if (rc) { 760 wil_err(wil, "set SSID for scan request failed: %d\n", rc); 761 goto out; 762 } 763 764 vif->scan_request = request; 765 mod_timer(&vif->scan_timer, jiffies + WIL6210_SCAN_TO); 766 767 memset(&cmd, 0, sizeof(cmd)); 768 cmd.cmd.scan_type = WMI_ACTIVE_SCAN; 769 cmd.cmd.num_channels = 0; 770 n = min(request->n_channels, 4U); 771 for (i = 0; i < n; i++) { 772 int ch = request->channels[i]->hw_value; 773 774 if (ch == 0) { 775 wil_err(wil, 776 "Scan requested for unknown frequency %dMhz\n", 777 request->channels[i]->center_freq); 778 continue; 779 } 780 /* 0-based channel indexes */ 781 cmd.cmd.channel_list[cmd.cmd.num_channels++].channel = ch - 1; 782 wil_dbg_misc(wil, "Scan for ch %d : %d MHz\n", ch, 783 request->channels[i]->center_freq); 784 } 785 786 if (request->ie_len) 787 wil_hex_dump_misc("Scan IE ", DUMP_PREFIX_OFFSET, 16, 1, 788 request->ie, request->ie_len, true); 789 else 790 wil_dbg_misc(wil, "Scan has no IE's\n"); 791 792 rc = wmi_set_ie(vif, WMI_FRAME_PROBE_REQ, 793 request->ie_len, request->ie); 794 if (rc) 795 goto out_restore; 796 797 if (wil->discovery_mode && cmd.cmd.scan_type == WMI_ACTIVE_SCAN) { 798 cmd.cmd.discovery_mode = 1; 799 wil_dbg_misc(wil, "active scan with discovery_mode=1\n"); 800 } 801 802 if (vif->mid == 0) 803 wil->radio_wdev = wdev; 804 rc = wmi_send(wil, WMI_START_SCAN_CMDID, vif->mid, 805 &cmd, sizeof(cmd.cmd) + 806 cmd.cmd.num_channels * sizeof(cmd.cmd.channel_list[0])); 807 808 out_restore: 809 if (rc) { 810 del_timer_sync(&vif->scan_timer); 811 if (vif->mid == 0) 812 wil->radio_wdev = wil->main_ndev->ieee80211_ptr; 813 vif->scan_request = NULL; 814 } 815 out: 816 mutex_unlock(&wil->mutex); 817 return rc; 818 } 819 820 static void wil_cfg80211_abort_scan(struct wiphy *wiphy, 821 struct wireless_dev *wdev) 822 { 823 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 824 struct wil6210_vif *vif = wdev_to_vif(wil, wdev); 825 826 wil_dbg_misc(wil, "wdev=0x%p iftype=%d\n", wdev, wdev->iftype); 827 828 mutex_lock(&wil->mutex); 829 mutex_lock(&wil->vif_mutex); 830 831 if (!vif->scan_request) 832 goto out; 833 834 if (wdev != vif->scan_request->wdev) { 835 wil_dbg_misc(wil, "abort scan was called on the wrong iface\n"); 836 goto out; 837 } 838 839 if (wdev == wil->p2p_wdev && wil->radio_wdev == wil->p2p_wdev) 840 wil_p2p_stop_radio_operations(wil); 841 else 842 wil_abort_scan(vif, true); 843 844 out: 845 mutex_unlock(&wil->vif_mutex); 846 mutex_unlock(&wil->mutex); 847 } 848 849 static void wil_print_crypto(struct wil6210_priv *wil, 850 struct cfg80211_crypto_settings *c) 851 { 852 int i, n; 853 854 wil_dbg_misc(wil, "WPA versions: 0x%08x cipher group 0x%08x\n", 855 c->wpa_versions, c->cipher_group); 856 wil_dbg_misc(wil, "Pairwise ciphers [%d] {\n", c->n_ciphers_pairwise); 857 n = min_t(int, c->n_ciphers_pairwise, ARRAY_SIZE(c->ciphers_pairwise)); 858 for (i = 0; i < n; i++) 859 wil_dbg_misc(wil, " [%d] = 0x%08x\n", i, 860 c->ciphers_pairwise[i]); 861 wil_dbg_misc(wil, "}\n"); 862 wil_dbg_misc(wil, "AKM suites [%d] {\n", c->n_akm_suites); 863 n = min_t(int, c->n_akm_suites, ARRAY_SIZE(c->akm_suites)); 864 for (i = 0; i < n; i++) 865 wil_dbg_misc(wil, " [%d] = 0x%08x\n", i, 866 c->akm_suites[i]); 867 wil_dbg_misc(wil, "}\n"); 868 wil_dbg_misc(wil, "Control port : %d, eth_type 0x%04x no_encrypt %d\n", 869 c->control_port, be16_to_cpu(c->control_port_ethertype), 870 c->control_port_no_encrypt); 871 } 872 873 static void wil_print_connect_params(struct wil6210_priv *wil, 874 struct cfg80211_connect_params *sme) 875 { 876 wil_info(wil, "Connecting to:\n"); 877 if (sme->channel) { 878 wil_info(wil, " Channel: %d freq %d\n", 879 sme->channel->hw_value, sme->channel->center_freq); 880 } 881 if (sme->bssid) 882 wil_info(wil, " BSSID: %pM\n", sme->bssid); 883 if (sme->ssid) 884 print_hex_dump(KERN_INFO, " SSID: ", DUMP_PREFIX_OFFSET, 885 16, 1, sme->ssid, sme->ssid_len, true); 886 wil_info(wil, " Privacy: %s\n", sme->privacy ? "secure" : "open"); 887 wil_info(wil, " PBSS: %d\n", sme->pbss); 888 wil_print_crypto(wil, &sme->crypto); 889 } 890 891 static int wil_cfg80211_connect(struct wiphy *wiphy, 892 struct net_device *ndev, 893 struct cfg80211_connect_params *sme) 894 { 895 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 896 struct wil6210_vif *vif = ndev_to_vif(ndev); 897 struct cfg80211_bss *bss; 898 struct wmi_connect_cmd conn; 899 const u8 *ssid_eid; 900 const u8 *rsn_eid; 901 int ch; 902 int rc = 0; 903 enum ieee80211_bss_type bss_type = IEEE80211_BSS_TYPE_ESS; 904 905 wil_dbg_misc(wil, "connect, mid=%d\n", vif->mid); 906 wil_print_connect_params(wil, sme); 907 908 if (test_bit(wil_vif_fwconnecting, vif->status) || 909 test_bit(wil_vif_fwconnected, vif->status)) 910 return -EALREADY; 911 912 if (sme->ie_len > WMI_MAX_IE_LEN) { 913 wil_err(wil, "IE too large (%td bytes)\n", sme->ie_len); 914 return -ERANGE; 915 } 916 917 rsn_eid = sme->ie ? 918 cfg80211_find_ie(WLAN_EID_RSN, sme->ie, sme->ie_len) : 919 NULL; 920 if (sme->privacy && !rsn_eid) 921 wil_info(wil, "WSC connection\n"); 922 923 if (sme->pbss) 924 bss_type = IEEE80211_BSS_TYPE_PBSS; 925 926 bss = cfg80211_get_bss(wiphy, sme->channel, sme->bssid, 927 sme->ssid, sme->ssid_len, 928 bss_type, IEEE80211_PRIVACY_ANY); 929 if (!bss) { 930 wil_err(wil, "Unable to find BSS\n"); 931 return -ENOENT; 932 } 933 934 ssid_eid = ieee80211_bss_get_ie(bss, WLAN_EID_SSID); 935 if (!ssid_eid) { 936 wil_err(wil, "No SSID\n"); 937 rc = -ENOENT; 938 goto out; 939 } 940 vif->privacy = sme->privacy; 941 vif->pbss = sme->pbss; 942 943 if (vif->privacy) { 944 /* For secure assoc, remove old keys */ 945 rc = wmi_del_cipher_key(vif, 0, bss->bssid, 946 WMI_KEY_USE_PAIRWISE); 947 if (rc) { 948 wil_err(wil, "WMI_DELETE_CIPHER_KEY_CMD(PTK) failed\n"); 949 goto out; 950 } 951 rc = wmi_del_cipher_key(vif, 0, bss->bssid, 952 WMI_KEY_USE_RX_GROUP); 953 if (rc) { 954 wil_err(wil, "WMI_DELETE_CIPHER_KEY_CMD(GTK) failed\n"); 955 goto out; 956 } 957 } 958 959 /* WMI_SET_APPIE_CMD. ie may contain rsn info as well as other info 960 * elements. Send it also in case it's empty, to erase previously set 961 * ies in FW. 962 */ 963 rc = wmi_set_ie(vif, WMI_FRAME_ASSOC_REQ, sme->ie_len, sme->ie); 964 if (rc) 965 goto out; 966 967 /* WMI_CONNECT_CMD */ 968 memset(&conn, 0, sizeof(conn)); 969 switch (bss->capability & WLAN_CAPABILITY_DMG_TYPE_MASK) { 970 case WLAN_CAPABILITY_DMG_TYPE_AP: 971 conn.network_type = WMI_NETTYPE_INFRA; 972 break; 973 case WLAN_CAPABILITY_DMG_TYPE_PBSS: 974 conn.network_type = WMI_NETTYPE_P2P; 975 break; 976 default: 977 wil_err(wil, "Unsupported BSS type, capability= 0x%04x\n", 978 bss->capability); 979 goto out; 980 } 981 if (vif->privacy) { 982 if (rsn_eid) { /* regular secure connection */ 983 conn.dot11_auth_mode = WMI_AUTH11_SHARED; 984 conn.auth_mode = WMI_AUTH_WPA2_PSK; 985 conn.pairwise_crypto_type = WMI_CRYPT_AES_GCMP; 986 conn.pairwise_crypto_len = 16; 987 conn.group_crypto_type = WMI_CRYPT_AES_GCMP; 988 conn.group_crypto_len = 16; 989 } else { /* WSC */ 990 conn.dot11_auth_mode = WMI_AUTH11_WSC; 991 conn.auth_mode = WMI_AUTH_NONE; 992 } 993 } else { /* insecure connection */ 994 conn.dot11_auth_mode = WMI_AUTH11_OPEN; 995 conn.auth_mode = WMI_AUTH_NONE; 996 } 997 998 conn.ssid_len = min_t(u8, ssid_eid[1], 32); 999 memcpy(conn.ssid, ssid_eid+2, conn.ssid_len); 1000 1001 ch = bss->channel->hw_value; 1002 if (ch == 0) { 1003 wil_err(wil, "BSS at unknown frequency %dMhz\n", 1004 bss->channel->center_freq); 1005 rc = -EOPNOTSUPP; 1006 goto out; 1007 } 1008 conn.channel = ch - 1; 1009 1010 ether_addr_copy(conn.bssid, bss->bssid); 1011 ether_addr_copy(conn.dst_mac, bss->bssid); 1012 1013 set_bit(wil_vif_fwconnecting, vif->status); 1014 1015 rc = wmi_send(wil, WMI_CONNECT_CMDID, vif->mid, &conn, sizeof(conn)); 1016 if (rc == 0) { 1017 netif_carrier_on(ndev); 1018 if (!wil_has_other_active_ifaces(wil, ndev, false, true)) 1019 wil6210_bus_request(wil, WIL_MAX_BUS_REQUEST_KBPS); 1020 vif->bss = bss; 1021 /* Connect can take lots of time */ 1022 mod_timer(&vif->connect_timer, 1023 jiffies + msecs_to_jiffies(5000)); 1024 } else { 1025 clear_bit(wil_vif_fwconnecting, vif->status); 1026 } 1027 1028 out: 1029 cfg80211_put_bss(wiphy, bss); 1030 1031 return rc; 1032 } 1033 1034 static int wil_cfg80211_disconnect(struct wiphy *wiphy, 1035 struct net_device *ndev, 1036 u16 reason_code) 1037 { 1038 int rc; 1039 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1040 struct wil6210_vif *vif = ndev_to_vif(ndev); 1041 1042 wil_dbg_misc(wil, "disconnect: reason=%d, mid=%d\n", 1043 reason_code, vif->mid); 1044 1045 if (!(test_bit(wil_vif_fwconnecting, vif->status) || 1046 test_bit(wil_vif_fwconnected, vif->status))) { 1047 wil_err(wil, "Disconnect was called while disconnected\n"); 1048 return 0; 1049 } 1050 1051 vif->locally_generated_disc = true; 1052 rc = wmi_call(wil, WMI_DISCONNECT_CMDID, vif->mid, NULL, 0, 1053 WMI_DISCONNECT_EVENTID, NULL, 0, 1054 WIL6210_DISCONNECT_TO_MS); 1055 if (rc) 1056 wil_err(wil, "disconnect error %d\n", rc); 1057 1058 return rc; 1059 } 1060 1061 static int wil_cfg80211_set_wiphy_params(struct wiphy *wiphy, u32 changed) 1062 { 1063 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1064 int rc; 1065 1066 /* these parameters are explicitly not supported */ 1067 if (changed & (WIPHY_PARAM_RETRY_LONG | 1068 WIPHY_PARAM_FRAG_THRESHOLD | 1069 WIPHY_PARAM_RTS_THRESHOLD)) 1070 return -ENOTSUPP; 1071 1072 if (changed & WIPHY_PARAM_RETRY_SHORT) { 1073 rc = wmi_set_mgmt_retry(wil, wiphy->retry_short); 1074 if (rc) 1075 return rc; 1076 } 1077 1078 return 0; 1079 } 1080 1081 int wil_cfg80211_mgmt_tx(struct wiphy *wiphy, struct wireless_dev *wdev, 1082 struct cfg80211_mgmt_tx_params *params, 1083 u64 *cookie) 1084 { 1085 const u8 *buf = params->buf; 1086 size_t len = params->len; 1087 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1088 struct wil6210_vif *vif = wdev_to_vif(wil, wdev); 1089 int rc; 1090 bool tx_status; 1091 1092 /* Note, currently we do not support the "wait" parameter, user-space 1093 * must call remain_on_channel before mgmt_tx or listen on a channel 1094 * another way (AP/PCP or connected station) 1095 * in addition we need to check if specified "chan" argument is 1096 * different from currently "listened" channel and fail if it is. 1097 */ 1098 1099 rc = wmi_mgmt_tx(vif, buf, len); 1100 tx_status = (rc == 0); 1101 1102 cfg80211_mgmt_tx_status(wdev, cookie ? *cookie : 0, buf, len, 1103 tx_status, GFP_KERNEL); 1104 return rc; 1105 } 1106 1107 static int wil_cfg80211_set_channel(struct wiphy *wiphy, 1108 struct cfg80211_chan_def *chandef) 1109 { 1110 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1111 1112 wil->monitor_chandef = *chandef; 1113 1114 return 0; 1115 } 1116 1117 static enum wmi_key_usage wil_detect_key_usage(struct wireless_dev *wdev, 1118 bool pairwise) 1119 { 1120 struct wil6210_priv *wil = wdev_to_wil(wdev); 1121 enum wmi_key_usage rc; 1122 1123 if (pairwise) { 1124 rc = WMI_KEY_USE_PAIRWISE; 1125 } else { 1126 switch (wdev->iftype) { 1127 case NL80211_IFTYPE_STATION: 1128 case NL80211_IFTYPE_P2P_CLIENT: 1129 rc = WMI_KEY_USE_RX_GROUP; 1130 break; 1131 case NL80211_IFTYPE_AP: 1132 case NL80211_IFTYPE_P2P_GO: 1133 rc = WMI_KEY_USE_TX_GROUP; 1134 break; 1135 default: 1136 /* TODO: Rx GTK or Tx GTK? */ 1137 wil_err(wil, "Can't determine GTK type\n"); 1138 rc = WMI_KEY_USE_RX_GROUP; 1139 break; 1140 } 1141 } 1142 wil_dbg_misc(wil, "detect_key_usage: -> %s\n", key_usage_str[rc]); 1143 1144 return rc; 1145 } 1146 1147 static struct wil_sta_info * 1148 wil_find_sta_by_key_usage(struct wil6210_priv *wil, u8 mid, 1149 enum wmi_key_usage key_usage, const u8 *mac_addr) 1150 { 1151 int cid = -EINVAL; 1152 1153 if (key_usage == WMI_KEY_USE_TX_GROUP) 1154 return NULL; /* not needed */ 1155 1156 /* supplicant provides Rx group key in STA mode with NULL MAC address */ 1157 if (mac_addr) 1158 cid = wil_find_cid(wil, mid, mac_addr); 1159 else if (key_usage == WMI_KEY_USE_RX_GROUP) 1160 cid = wil_find_cid_by_idx(wil, mid, 0); 1161 if (cid < 0) { 1162 wil_err(wil, "No CID for %pM %s\n", mac_addr, 1163 key_usage_str[key_usage]); 1164 return ERR_PTR(cid); 1165 } 1166 1167 return &wil->sta[cid]; 1168 } 1169 1170 static void wil_set_crypto_rx(u8 key_index, enum wmi_key_usage key_usage, 1171 struct wil_sta_info *cs, 1172 struct key_params *params) 1173 { 1174 struct wil_tid_crypto_rx_single *cc; 1175 int tid; 1176 1177 if (!cs) 1178 return; 1179 1180 switch (key_usage) { 1181 case WMI_KEY_USE_PAIRWISE: 1182 for (tid = 0; tid < WIL_STA_TID_NUM; tid++) { 1183 cc = &cs->tid_crypto_rx[tid].key_id[key_index]; 1184 if (params->seq) 1185 memcpy(cc->pn, params->seq, 1186 IEEE80211_GCMP_PN_LEN); 1187 else 1188 memset(cc->pn, 0, IEEE80211_GCMP_PN_LEN); 1189 cc->key_set = true; 1190 } 1191 break; 1192 case WMI_KEY_USE_RX_GROUP: 1193 cc = &cs->group_crypto_rx.key_id[key_index]; 1194 if (params->seq) 1195 memcpy(cc->pn, params->seq, IEEE80211_GCMP_PN_LEN); 1196 else 1197 memset(cc->pn, 0, IEEE80211_GCMP_PN_LEN); 1198 cc->key_set = true; 1199 break; 1200 default: 1201 break; 1202 } 1203 } 1204 1205 static void wil_del_rx_key(u8 key_index, enum wmi_key_usage key_usage, 1206 struct wil_sta_info *cs) 1207 { 1208 struct wil_tid_crypto_rx_single *cc; 1209 int tid; 1210 1211 if (!cs) 1212 return; 1213 1214 switch (key_usage) { 1215 case WMI_KEY_USE_PAIRWISE: 1216 for (tid = 0; tid < WIL_STA_TID_NUM; tid++) { 1217 cc = &cs->tid_crypto_rx[tid].key_id[key_index]; 1218 cc->key_set = false; 1219 } 1220 break; 1221 case WMI_KEY_USE_RX_GROUP: 1222 cc = &cs->group_crypto_rx.key_id[key_index]; 1223 cc->key_set = false; 1224 break; 1225 default: 1226 break; 1227 } 1228 } 1229 1230 static int wil_cfg80211_add_key(struct wiphy *wiphy, 1231 struct net_device *ndev, 1232 u8 key_index, bool pairwise, 1233 const u8 *mac_addr, 1234 struct key_params *params) 1235 { 1236 int rc; 1237 struct wil6210_vif *vif = ndev_to_vif(ndev); 1238 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1239 struct wireless_dev *wdev = vif_to_wdev(vif); 1240 enum wmi_key_usage key_usage = wil_detect_key_usage(wdev, pairwise); 1241 struct wil_sta_info *cs = wil_find_sta_by_key_usage(wil, vif->mid, 1242 key_usage, 1243 mac_addr); 1244 1245 if (!params) { 1246 wil_err(wil, "NULL params\n"); 1247 return -EINVAL; 1248 } 1249 1250 wil_dbg_misc(wil, "add_key: %pM %s[%d] PN %*phN\n", 1251 mac_addr, key_usage_str[key_usage], key_index, 1252 params->seq_len, params->seq); 1253 1254 if (IS_ERR(cs)) { 1255 wil_err(wil, "Not connected, %pM %s[%d] PN %*phN\n", 1256 mac_addr, key_usage_str[key_usage], key_index, 1257 params->seq_len, params->seq); 1258 return -EINVAL; 1259 } 1260 1261 wil_del_rx_key(key_index, key_usage, cs); 1262 1263 if (params->seq && params->seq_len != IEEE80211_GCMP_PN_LEN) { 1264 wil_err(wil, 1265 "Wrong PN len %d, %pM %s[%d] PN %*phN\n", 1266 params->seq_len, mac_addr, 1267 key_usage_str[key_usage], key_index, 1268 params->seq_len, params->seq); 1269 return -EINVAL; 1270 } 1271 1272 rc = wmi_add_cipher_key(vif, key_index, mac_addr, params->key_len, 1273 params->key, key_usage); 1274 if (!rc) 1275 wil_set_crypto_rx(key_index, key_usage, cs, params); 1276 1277 return rc; 1278 } 1279 1280 static int wil_cfg80211_del_key(struct wiphy *wiphy, 1281 struct net_device *ndev, 1282 u8 key_index, bool pairwise, 1283 const u8 *mac_addr) 1284 { 1285 struct wil6210_vif *vif = ndev_to_vif(ndev); 1286 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1287 struct wireless_dev *wdev = vif_to_wdev(vif); 1288 enum wmi_key_usage key_usage = wil_detect_key_usage(wdev, pairwise); 1289 struct wil_sta_info *cs = wil_find_sta_by_key_usage(wil, vif->mid, 1290 key_usage, 1291 mac_addr); 1292 1293 wil_dbg_misc(wil, "del_key: %pM %s[%d]\n", mac_addr, 1294 key_usage_str[key_usage], key_index); 1295 1296 if (IS_ERR(cs)) 1297 wil_info(wil, "Not connected, %pM %s[%d]\n", 1298 mac_addr, key_usage_str[key_usage], key_index); 1299 1300 if (!IS_ERR_OR_NULL(cs)) 1301 wil_del_rx_key(key_index, key_usage, cs); 1302 1303 return wmi_del_cipher_key(vif, key_index, mac_addr, key_usage); 1304 } 1305 1306 /* Need to be present or wiphy_new() will WARN */ 1307 static int wil_cfg80211_set_default_key(struct wiphy *wiphy, 1308 struct net_device *ndev, 1309 u8 key_index, bool unicast, 1310 bool multicast) 1311 { 1312 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1313 1314 wil_dbg_misc(wil, "set_default_key: entered\n"); 1315 return 0; 1316 } 1317 1318 static int wil_remain_on_channel(struct wiphy *wiphy, 1319 struct wireless_dev *wdev, 1320 struct ieee80211_channel *chan, 1321 unsigned int duration, 1322 u64 *cookie) 1323 { 1324 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1325 int rc; 1326 1327 wil_dbg_misc(wil, 1328 "remain_on_channel: center_freq=%d, duration=%d iftype=%d\n", 1329 chan->center_freq, duration, wdev->iftype); 1330 1331 rc = wil_p2p_listen(wil, wdev, duration, chan, cookie); 1332 return rc; 1333 } 1334 1335 static int wil_cancel_remain_on_channel(struct wiphy *wiphy, 1336 struct wireless_dev *wdev, 1337 u64 cookie) 1338 { 1339 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1340 struct wil6210_vif *vif = wdev_to_vif(wil, wdev); 1341 1342 wil_dbg_misc(wil, "cancel_remain_on_channel\n"); 1343 1344 return wil_p2p_cancel_listen(vif, cookie); 1345 } 1346 1347 /** 1348 * find a specific IE in a list of IEs 1349 * return a pointer to the beginning of IE in the list 1350 * or NULL if not found 1351 */ 1352 static const u8 *_wil_cfg80211_find_ie(const u8 *ies, u16 ies_len, const u8 *ie, 1353 u16 ie_len) 1354 { 1355 struct ieee80211_vendor_ie *vie; 1356 u32 oui; 1357 1358 /* IE tag at offset 0, length at offset 1 */ 1359 if (ie_len < 2 || 2 + ie[1] > ie_len) 1360 return NULL; 1361 1362 if (ie[0] != WLAN_EID_VENDOR_SPECIFIC) 1363 return cfg80211_find_ie(ie[0], ies, ies_len); 1364 1365 /* make sure there is room for 3 bytes OUI + 1 byte OUI type */ 1366 if (ie[1] < 4) 1367 return NULL; 1368 vie = (struct ieee80211_vendor_ie *)ie; 1369 oui = vie->oui[0] << 16 | vie->oui[1] << 8 | vie->oui[2]; 1370 return cfg80211_find_vendor_ie(oui, vie->oui_type, ies, 1371 ies_len); 1372 } 1373 1374 /** 1375 * merge the IEs in two lists into a single list. 1376 * do not include IEs from the second list which exist in the first list. 1377 * add only vendor specific IEs from second list to keep 1378 * the merged list sorted (since vendor-specific IE has the 1379 * highest tag number) 1380 * caller must free the allocated memory for merged IEs 1381 */ 1382 static int _wil_cfg80211_merge_extra_ies(const u8 *ies1, u16 ies1_len, 1383 const u8 *ies2, u16 ies2_len, 1384 u8 **merged_ies, u16 *merged_len) 1385 { 1386 u8 *buf, *dpos; 1387 const u8 *spos; 1388 1389 if (ies1_len == 0 && ies2_len == 0) { 1390 *merged_ies = NULL; 1391 *merged_len = 0; 1392 return 0; 1393 } 1394 1395 buf = kmalloc(ies1_len + ies2_len, GFP_KERNEL); 1396 if (!buf) 1397 return -ENOMEM; 1398 memcpy(buf, ies1, ies1_len); 1399 dpos = buf + ies1_len; 1400 spos = ies2; 1401 while (spos + 1 < ies2 + ies2_len) { 1402 /* IE tag at offset 0, length at offset 1 */ 1403 u16 ielen = 2 + spos[1]; 1404 1405 if (spos + ielen > ies2 + ies2_len) 1406 break; 1407 if (spos[0] == WLAN_EID_VENDOR_SPECIFIC && 1408 !_wil_cfg80211_find_ie(ies1, ies1_len, spos, ielen)) { 1409 memcpy(dpos, spos, ielen); 1410 dpos += ielen; 1411 } 1412 spos += ielen; 1413 } 1414 1415 *merged_ies = buf; 1416 *merged_len = dpos - buf; 1417 return 0; 1418 } 1419 1420 static void wil_print_bcon_data(struct cfg80211_beacon_data *b) 1421 { 1422 wil_hex_dump_misc("head ", DUMP_PREFIX_OFFSET, 16, 1, 1423 b->head, b->head_len, true); 1424 wil_hex_dump_misc("tail ", DUMP_PREFIX_OFFSET, 16, 1, 1425 b->tail, b->tail_len, true); 1426 wil_hex_dump_misc("BCON IE ", DUMP_PREFIX_OFFSET, 16, 1, 1427 b->beacon_ies, b->beacon_ies_len, true); 1428 wil_hex_dump_misc("PROBE ", DUMP_PREFIX_OFFSET, 16, 1, 1429 b->probe_resp, b->probe_resp_len, true); 1430 wil_hex_dump_misc("PROBE IE ", DUMP_PREFIX_OFFSET, 16, 1, 1431 b->proberesp_ies, b->proberesp_ies_len, true); 1432 wil_hex_dump_misc("ASSOC IE ", DUMP_PREFIX_OFFSET, 16, 1, 1433 b->assocresp_ies, b->assocresp_ies_len, true); 1434 } 1435 1436 /* internal functions for device reset and starting AP */ 1437 static int _wil_cfg80211_set_ies(struct wil6210_vif *vif, 1438 struct cfg80211_beacon_data *bcon) 1439 { 1440 int rc; 1441 u16 len = 0, proberesp_len = 0; 1442 u8 *ies = NULL, *proberesp = NULL; 1443 1444 if (bcon->probe_resp) { 1445 struct ieee80211_mgmt *f = 1446 (struct ieee80211_mgmt *)bcon->probe_resp; 1447 size_t hlen = offsetof(struct ieee80211_mgmt, 1448 u.probe_resp.variable); 1449 proberesp = f->u.probe_resp.variable; 1450 proberesp_len = bcon->probe_resp_len - hlen; 1451 } 1452 rc = _wil_cfg80211_merge_extra_ies(proberesp, 1453 proberesp_len, 1454 bcon->proberesp_ies, 1455 bcon->proberesp_ies_len, 1456 &ies, &len); 1457 1458 if (rc) 1459 goto out; 1460 1461 rc = wmi_set_ie(vif, WMI_FRAME_PROBE_RESP, len, ies); 1462 if (rc) 1463 goto out; 1464 1465 if (bcon->assocresp_ies) 1466 rc = wmi_set_ie(vif, WMI_FRAME_ASSOC_RESP, 1467 bcon->assocresp_ies_len, bcon->assocresp_ies); 1468 else 1469 rc = wmi_set_ie(vif, WMI_FRAME_ASSOC_RESP, len, ies); 1470 #if 0 /* to use beacon IE's, remove this #if 0 */ 1471 if (rc) 1472 goto out; 1473 1474 rc = wmi_set_ie(vif, WMI_FRAME_BEACON, 1475 bcon->tail_len, bcon->tail); 1476 #endif 1477 out: 1478 kfree(ies); 1479 return rc; 1480 } 1481 1482 static int _wil_cfg80211_start_ap(struct wiphy *wiphy, 1483 struct net_device *ndev, 1484 const u8 *ssid, size_t ssid_len, u32 privacy, 1485 int bi, u8 chan, 1486 struct cfg80211_beacon_data *bcon, 1487 u8 hidden_ssid, u32 pbss) 1488 { 1489 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1490 struct wil6210_vif *vif = ndev_to_vif(ndev); 1491 int rc; 1492 struct wireless_dev *wdev = ndev->ieee80211_ptr; 1493 u8 wmi_nettype = wil_iftype_nl2wmi(wdev->iftype); 1494 u8 is_go = (wdev->iftype == NL80211_IFTYPE_P2P_GO); 1495 1496 if (pbss) 1497 wmi_nettype = WMI_NETTYPE_P2P; 1498 1499 wil_dbg_misc(wil, "start_ap: mid=%d, is_go=%d\n", vif->mid, is_go); 1500 if (is_go && !pbss) { 1501 wil_err(wil, "P2P GO must be in PBSS\n"); 1502 return -ENOTSUPP; 1503 } 1504 1505 wil_set_recovery_state(wil, fw_recovery_idle); 1506 1507 mutex_lock(&wil->mutex); 1508 1509 if (!wil_has_other_active_ifaces(wil, ndev, true, false)) { 1510 __wil_down(wil); 1511 rc = __wil_up(wil); 1512 if (rc) 1513 goto out; 1514 } 1515 1516 rc = wmi_set_ssid(vif, ssid_len, ssid); 1517 if (rc) 1518 goto out; 1519 1520 rc = _wil_cfg80211_set_ies(vif, bcon); 1521 if (rc) 1522 goto out; 1523 1524 vif->privacy = privacy; 1525 vif->channel = chan; 1526 vif->hidden_ssid = hidden_ssid; 1527 vif->pbss = pbss; 1528 1529 netif_carrier_on(ndev); 1530 if (!wil_has_other_active_ifaces(wil, ndev, false, true)) 1531 wil6210_bus_request(wil, WIL_MAX_BUS_REQUEST_KBPS); 1532 1533 rc = wmi_pcp_start(vif, bi, wmi_nettype, chan, hidden_ssid, is_go); 1534 if (rc) 1535 goto err_pcp_start; 1536 1537 rc = wil_bcast_init(vif); 1538 if (rc) 1539 goto err_bcast; 1540 1541 goto out; /* success */ 1542 1543 err_bcast: 1544 wmi_pcp_stop(vif); 1545 err_pcp_start: 1546 netif_carrier_off(ndev); 1547 if (!wil_has_other_active_ifaces(wil, ndev, false, true)) 1548 wil6210_bus_request(wil, WIL_DEFAULT_BUS_REQUEST_KBPS); 1549 out: 1550 mutex_unlock(&wil->mutex); 1551 return rc; 1552 } 1553 1554 static int wil_cfg80211_change_beacon(struct wiphy *wiphy, 1555 struct net_device *ndev, 1556 struct cfg80211_beacon_data *bcon) 1557 { 1558 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1559 struct wil6210_vif *vif = ndev_to_vif(ndev); 1560 int rc; 1561 u32 privacy = 0; 1562 1563 wil_dbg_misc(wil, "change_beacon, mid=%d\n", vif->mid); 1564 wil_print_bcon_data(bcon); 1565 1566 if (bcon->tail && 1567 cfg80211_find_ie(WLAN_EID_RSN, bcon->tail, 1568 bcon->tail_len)) 1569 privacy = 1; 1570 1571 /* in case privacy has changed, need to restart the AP */ 1572 if (vif->privacy != privacy) { 1573 struct wireless_dev *wdev = ndev->ieee80211_ptr; 1574 1575 wil_dbg_misc(wil, "privacy changed %d=>%d. Restarting AP\n", 1576 vif->privacy, privacy); 1577 1578 rc = _wil_cfg80211_start_ap(wiphy, ndev, wdev->ssid, 1579 wdev->ssid_len, privacy, 1580 wdev->beacon_interval, 1581 vif->channel, bcon, 1582 vif->hidden_ssid, 1583 vif->pbss); 1584 } else { 1585 rc = _wil_cfg80211_set_ies(vif, bcon); 1586 } 1587 1588 return rc; 1589 } 1590 1591 static int wil_cfg80211_start_ap(struct wiphy *wiphy, 1592 struct net_device *ndev, 1593 struct cfg80211_ap_settings *info) 1594 { 1595 int rc; 1596 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1597 struct ieee80211_channel *channel = info->chandef.chan; 1598 struct cfg80211_beacon_data *bcon = &info->beacon; 1599 struct cfg80211_crypto_settings *crypto = &info->crypto; 1600 u8 hidden_ssid; 1601 1602 wil_dbg_misc(wil, "start_ap\n"); 1603 1604 if (!channel) { 1605 wil_err(wil, "AP: No channel???\n"); 1606 return -EINVAL; 1607 } 1608 1609 switch (info->hidden_ssid) { 1610 case NL80211_HIDDEN_SSID_NOT_IN_USE: 1611 hidden_ssid = WMI_HIDDEN_SSID_DISABLED; 1612 break; 1613 1614 case NL80211_HIDDEN_SSID_ZERO_LEN: 1615 hidden_ssid = WMI_HIDDEN_SSID_SEND_EMPTY; 1616 break; 1617 1618 case NL80211_HIDDEN_SSID_ZERO_CONTENTS: 1619 hidden_ssid = WMI_HIDDEN_SSID_CLEAR; 1620 break; 1621 1622 default: 1623 wil_err(wil, "AP: Invalid hidden SSID %d\n", info->hidden_ssid); 1624 return -EOPNOTSUPP; 1625 } 1626 wil_dbg_misc(wil, "AP on Channel %d %d MHz, %s\n", channel->hw_value, 1627 channel->center_freq, info->privacy ? "secure" : "open"); 1628 wil_dbg_misc(wil, "Privacy: %d auth_type %d\n", 1629 info->privacy, info->auth_type); 1630 wil_dbg_misc(wil, "Hidden SSID mode: %d\n", 1631 info->hidden_ssid); 1632 wil_dbg_misc(wil, "BI %d DTIM %d\n", info->beacon_interval, 1633 info->dtim_period); 1634 wil_dbg_misc(wil, "PBSS %d\n", info->pbss); 1635 wil_hex_dump_misc("SSID ", DUMP_PREFIX_OFFSET, 16, 1, 1636 info->ssid, info->ssid_len, true); 1637 wil_print_bcon_data(bcon); 1638 wil_print_crypto(wil, crypto); 1639 1640 rc = _wil_cfg80211_start_ap(wiphy, ndev, 1641 info->ssid, info->ssid_len, info->privacy, 1642 info->beacon_interval, channel->hw_value, 1643 bcon, hidden_ssid, info->pbss); 1644 1645 return rc; 1646 } 1647 1648 static int wil_cfg80211_stop_ap(struct wiphy *wiphy, 1649 struct net_device *ndev) 1650 { 1651 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1652 struct wil6210_vif *vif = ndev_to_vif(ndev); 1653 bool last; 1654 1655 wil_dbg_misc(wil, "stop_ap, mid=%d\n", vif->mid); 1656 1657 netif_carrier_off(ndev); 1658 last = !wil_has_other_active_ifaces(wil, ndev, false, true); 1659 if (last) { 1660 wil6210_bus_request(wil, WIL_DEFAULT_BUS_REQUEST_KBPS); 1661 wil_set_recovery_state(wil, fw_recovery_idle); 1662 set_bit(wil_status_resetting, wil->status); 1663 } 1664 1665 mutex_lock(&wil->mutex); 1666 1667 wmi_pcp_stop(vif); 1668 1669 if (last) 1670 __wil_down(wil); 1671 else 1672 wil_bcast_fini(vif); 1673 1674 mutex_unlock(&wil->mutex); 1675 1676 return 0; 1677 } 1678 1679 static int wil_cfg80211_add_station(struct wiphy *wiphy, 1680 struct net_device *dev, 1681 const u8 *mac, 1682 struct station_parameters *params) 1683 { 1684 struct wil6210_vif *vif = ndev_to_vif(dev); 1685 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1686 1687 wil_dbg_misc(wil, "add station %pM aid %d mid %d\n", 1688 mac, params->aid, vif->mid); 1689 1690 if (!disable_ap_sme) { 1691 wil_err(wil, "not supported with AP SME enabled\n"); 1692 return -EOPNOTSUPP; 1693 } 1694 1695 if (params->aid > WIL_MAX_DMG_AID) { 1696 wil_err(wil, "invalid aid\n"); 1697 return -EINVAL; 1698 } 1699 1700 return wmi_new_sta(vif, mac, params->aid); 1701 } 1702 1703 static int wil_cfg80211_del_station(struct wiphy *wiphy, 1704 struct net_device *dev, 1705 struct station_del_parameters *params) 1706 { 1707 struct wil6210_vif *vif = ndev_to_vif(dev); 1708 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1709 1710 wil_dbg_misc(wil, "del_station: %pM, reason=%d mid=%d\n", 1711 params->mac, params->reason_code, vif->mid); 1712 1713 mutex_lock(&wil->mutex); 1714 wil6210_disconnect(vif, params->mac, params->reason_code, false); 1715 mutex_unlock(&wil->mutex); 1716 1717 return 0; 1718 } 1719 1720 static int wil_cfg80211_change_station(struct wiphy *wiphy, 1721 struct net_device *dev, 1722 const u8 *mac, 1723 struct station_parameters *params) 1724 { 1725 struct wil6210_vif *vif = ndev_to_vif(dev); 1726 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1727 int authorize; 1728 int cid, i; 1729 struct vring_tx_data *txdata = NULL; 1730 1731 wil_dbg_misc(wil, "change station %pM mask 0x%x set 0x%x mid %d\n", 1732 mac, params->sta_flags_mask, params->sta_flags_set, 1733 vif->mid); 1734 1735 if (!disable_ap_sme) { 1736 wil_dbg_misc(wil, "not supported with AP SME enabled\n"); 1737 return -EOPNOTSUPP; 1738 } 1739 1740 if (!(params->sta_flags_mask & BIT(NL80211_STA_FLAG_AUTHORIZED))) 1741 return 0; 1742 1743 cid = wil_find_cid(wil, vif->mid, mac); 1744 if (cid < 0) { 1745 wil_err(wil, "station not found\n"); 1746 return -ENOLINK; 1747 } 1748 1749 for (i = 0; i < ARRAY_SIZE(wil->vring2cid_tid); i++) 1750 if (wil->vring2cid_tid[i][0] == cid) { 1751 txdata = &wil->vring_tx_data[i]; 1752 break; 1753 } 1754 1755 if (!txdata) { 1756 wil_err(wil, "vring data not found\n"); 1757 return -ENOLINK; 1758 } 1759 1760 authorize = params->sta_flags_set & BIT(NL80211_STA_FLAG_AUTHORIZED); 1761 txdata->dot1x_open = authorize ? 1 : 0; 1762 wil_dbg_misc(wil, "cid %d vring %d authorize %d\n", cid, i, 1763 txdata->dot1x_open); 1764 1765 return 0; 1766 } 1767 1768 /* probe_client handling */ 1769 static void wil_probe_client_handle(struct wil6210_priv *wil, 1770 struct wil6210_vif *vif, 1771 struct wil_probe_client_req *req) 1772 { 1773 struct net_device *ndev = vif_to_ndev(vif); 1774 struct wil_sta_info *sta = &wil->sta[req->cid]; 1775 /* assume STA is alive if it is still connected, 1776 * else FW will disconnect it 1777 */ 1778 bool alive = (sta->status == wil_sta_connected); 1779 1780 cfg80211_probe_status(ndev, sta->addr, req->cookie, alive, 1781 0, false, GFP_KERNEL); 1782 } 1783 1784 static struct list_head *next_probe_client(struct wil6210_vif *vif) 1785 { 1786 struct list_head *ret = NULL; 1787 1788 mutex_lock(&vif->probe_client_mutex); 1789 1790 if (!list_empty(&vif->probe_client_pending)) { 1791 ret = vif->probe_client_pending.next; 1792 list_del(ret); 1793 } 1794 1795 mutex_unlock(&vif->probe_client_mutex); 1796 1797 return ret; 1798 } 1799 1800 void wil_probe_client_worker(struct work_struct *work) 1801 { 1802 struct wil6210_vif *vif = container_of(work, struct wil6210_vif, 1803 probe_client_worker); 1804 struct wil6210_priv *wil = vif_to_wil(vif); 1805 struct wil_probe_client_req *req; 1806 struct list_head *lh; 1807 1808 while ((lh = next_probe_client(vif)) != NULL) { 1809 req = list_entry(lh, struct wil_probe_client_req, list); 1810 1811 wil_probe_client_handle(wil, vif, req); 1812 kfree(req); 1813 } 1814 } 1815 1816 void wil_probe_client_flush(struct wil6210_vif *vif) 1817 { 1818 struct wil_probe_client_req *req, *t; 1819 struct wil6210_priv *wil = vif_to_wil(vif); 1820 1821 wil_dbg_misc(wil, "probe_client_flush\n"); 1822 1823 mutex_lock(&vif->probe_client_mutex); 1824 1825 list_for_each_entry_safe(req, t, &vif->probe_client_pending, list) { 1826 list_del(&req->list); 1827 kfree(req); 1828 } 1829 1830 mutex_unlock(&vif->probe_client_mutex); 1831 } 1832 1833 static int wil_cfg80211_probe_client(struct wiphy *wiphy, 1834 struct net_device *dev, 1835 const u8 *peer, u64 *cookie) 1836 { 1837 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1838 struct wil6210_vif *vif = ndev_to_vif(dev); 1839 struct wil_probe_client_req *req; 1840 int cid = wil_find_cid(wil, vif->mid, peer); 1841 1842 wil_dbg_misc(wil, "probe_client: %pM => CID %d MID %d\n", 1843 peer, cid, vif->mid); 1844 1845 if (cid < 0) 1846 return -ENOLINK; 1847 1848 req = kzalloc(sizeof(*req), GFP_KERNEL); 1849 if (!req) 1850 return -ENOMEM; 1851 1852 req->cid = cid; 1853 req->cookie = cid; 1854 1855 mutex_lock(&vif->probe_client_mutex); 1856 list_add_tail(&req->list, &vif->probe_client_pending); 1857 mutex_unlock(&vif->probe_client_mutex); 1858 1859 *cookie = req->cookie; 1860 queue_work(wil->wq_service, &vif->probe_client_worker); 1861 return 0; 1862 } 1863 1864 static int wil_cfg80211_change_bss(struct wiphy *wiphy, 1865 struct net_device *dev, 1866 struct bss_parameters *params) 1867 { 1868 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1869 struct wil6210_vif *vif = ndev_to_vif(dev); 1870 1871 if (params->ap_isolate >= 0) { 1872 wil_dbg_misc(wil, "change_bss: ap_isolate MID %d, %d => %d\n", 1873 vif->mid, vif->ap_isolate, params->ap_isolate); 1874 vif->ap_isolate = params->ap_isolate; 1875 } 1876 1877 return 0; 1878 } 1879 1880 static int wil_cfg80211_set_power_mgmt(struct wiphy *wiphy, 1881 struct net_device *dev, 1882 bool enabled, int timeout) 1883 { 1884 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1885 enum wmi_ps_profile_type ps_profile; 1886 1887 wil_dbg_misc(wil, "enabled=%d, timeout=%d\n", 1888 enabled, timeout); 1889 1890 if (enabled) 1891 ps_profile = WMI_PS_PROFILE_TYPE_DEFAULT; 1892 else 1893 ps_profile = WMI_PS_PROFILE_TYPE_PS_DISABLED; 1894 1895 return wil_ps_update(wil, ps_profile); 1896 } 1897 1898 static int wil_cfg80211_suspend(struct wiphy *wiphy, 1899 struct cfg80211_wowlan *wow) 1900 { 1901 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1902 int rc; 1903 1904 /* Setting the wakeup trigger based on wow is TBD */ 1905 1906 if (test_bit(wil_status_suspended, wil->status)) { 1907 wil_dbg_pm(wil, "trying to suspend while suspended\n"); 1908 return 0; 1909 } 1910 1911 rc = wil_can_suspend(wil, false); 1912 if (rc) 1913 goto out; 1914 1915 wil_dbg_pm(wil, "suspending\n"); 1916 1917 mutex_lock(&wil->mutex); 1918 mutex_lock(&wil->vif_mutex); 1919 wil_p2p_stop_radio_operations(wil); 1920 wil_abort_scan_all_vifs(wil, true); 1921 mutex_unlock(&wil->vif_mutex); 1922 mutex_unlock(&wil->mutex); 1923 1924 out: 1925 return rc; 1926 } 1927 1928 static int wil_cfg80211_resume(struct wiphy *wiphy) 1929 { 1930 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1931 1932 wil_dbg_pm(wil, "resuming\n"); 1933 1934 return 0; 1935 } 1936 1937 static int 1938 wil_cfg80211_sched_scan_start(struct wiphy *wiphy, 1939 struct net_device *dev, 1940 struct cfg80211_sched_scan_request *request) 1941 { 1942 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1943 struct wil6210_vif *vif = ndev_to_vif(dev); 1944 int i, rc; 1945 1946 if (vif->mid != 0) 1947 return -EOPNOTSUPP; 1948 1949 wil_dbg_misc(wil, 1950 "sched scan start: n_ssids %d, ie_len %zu, flags 0x%x\n", 1951 request->n_ssids, request->ie_len, request->flags); 1952 for (i = 0; i < request->n_ssids; i++) { 1953 wil_dbg_misc(wil, "SSID[%d]:", i); 1954 wil_hex_dump_misc("SSID ", DUMP_PREFIX_OFFSET, 16, 1, 1955 request->ssids[i].ssid, 1956 request->ssids[i].ssid_len, true); 1957 } 1958 wil_dbg_misc(wil, "channels:"); 1959 for (i = 0; i < request->n_channels; i++) 1960 wil_dbg_misc(wil, " %d%s", request->channels[i]->hw_value, 1961 i == request->n_channels - 1 ? "\n" : ""); 1962 wil_dbg_misc(wil, "n_match_sets %d, min_rssi_thold %d, delay %d\n", 1963 request->n_match_sets, request->min_rssi_thold, 1964 request->delay); 1965 for (i = 0; i < request->n_match_sets; i++) { 1966 struct cfg80211_match_set *ms = &request->match_sets[i]; 1967 1968 wil_dbg_misc(wil, "MATCHSET[%d]: rssi_thold %d\n", 1969 i, ms->rssi_thold); 1970 wil_hex_dump_misc("SSID ", DUMP_PREFIX_OFFSET, 16, 1, 1971 ms->ssid.ssid, 1972 ms->ssid.ssid_len, true); 1973 } 1974 wil_dbg_misc(wil, "n_scan_plans %d\n", request->n_scan_plans); 1975 for (i = 0; i < request->n_scan_plans; i++) { 1976 struct cfg80211_sched_scan_plan *sp = &request->scan_plans[i]; 1977 1978 wil_dbg_misc(wil, "SCAN PLAN[%d]: interval %d iterations %d\n", 1979 i, sp->interval, sp->iterations); 1980 } 1981 1982 rc = wmi_set_ie(vif, WMI_FRAME_PROBE_REQ, 1983 request->ie_len, request->ie); 1984 if (rc) 1985 return rc; 1986 return wmi_start_sched_scan(wil, request); 1987 } 1988 1989 static int 1990 wil_cfg80211_sched_scan_stop(struct wiphy *wiphy, struct net_device *dev, 1991 u64 reqid) 1992 { 1993 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1994 struct wil6210_vif *vif = ndev_to_vif(dev); 1995 int rc; 1996 1997 if (vif->mid != 0) 1998 return -EOPNOTSUPP; 1999 2000 rc = wmi_stop_sched_scan(wil); 2001 /* device would return error if it thinks PNO is already stopped. 2002 * ignore the return code so user space and driver gets back in-sync 2003 */ 2004 wil_dbg_misc(wil, "sched scan stopped (%d)\n", rc); 2005 2006 return 0; 2007 } 2008 2009 static const struct cfg80211_ops wil_cfg80211_ops = { 2010 .add_virtual_intf = wil_cfg80211_add_iface, 2011 .del_virtual_intf = wil_cfg80211_del_iface, 2012 .scan = wil_cfg80211_scan, 2013 .abort_scan = wil_cfg80211_abort_scan, 2014 .connect = wil_cfg80211_connect, 2015 .disconnect = wil_cfg80211_disconnect, 2016 .set_wiphy_params = wil_cfg80211_set_wiphy_params, 2017 .change_virtual_intf = wil_cfg80211_change_iface, 2018 .get_station = wil_cfg80211_get_station, 2019 .dump_station = wil_cfg80211_dump_station, 2020 .remain_on_channel = wil_remain_on_channel, 2021 .cancel_remain_on_channel = wil_cancel_remain_on_channel, 2022 .mgmt_tx = wil_cfg80211_mgmt_tx, 2023 .set_monitor_channel = wil_cfg80211_set_channel, 2024 .add_key = wil_cfg80211_add_key, 2025 .del_key = wil_cfg80211_del_key, 2026 .set_default_key = wil_cfg80211_set_default_key, 2027 /* AP mode */ 2028 .change_beacon = wil_cfg80211_change_beacon, 2029 .start_ap = wil_cfg80211_start_ap, 2030 .stop_ap = wil_cfg80211_stop_ap, 2031 .add_station = wil_cfg80211_add_station, 2032 .del_station = wil_cfg80211_del_station, 2033 .change_station = wil_cfg80211_change_station, 2034 .probe_client = wil_cfg80211_probe_client, 2035 .change_bss = wil_cfg80211_change_bss, 2036 /* P2P device */ 2037 .start_p2p_device = wil_cfg80211_start_p2p_device, 2038 .stop_p2p_device = wil_cfg80211_stop_p2p_device, 2039 .set_power_mgmt = wil_cfg80211_set_power_mgmt, 2040 .suspend = wil_cfg80211_suspend, 2041 .resume = wil_cfg80211_resume, 2042 .sched_scan_start = wil_cfg80211_sched_scan_start, 2043 .sched_scan_stop = wil_cfg80211_sched_scan_stop, 2044 }; 2045 2046 static void wil_wiphy_init(struct wiphy *wiphy) 2047 { 2048 wiphy->max_scan_ssids = 1; 2049 wiphy->max_scan_ie_len = WMI_MAX_IE_LEN; 2050 wiphy->max_remain_on_channel_duration = WIL_MAX_ROC_DURATION_MS; 2051 wiphy->max_num_pmkids = 0 /* TODO: */; 2052 wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION) | 2053 BIT(NL80211_IFTYPE_AP) | 2054 BIT(NL80211_IFTYPE_P2P_CLIENT) | 2055 BIT(NL80211_IFTYPE_P2P_GO) | 2056 BIT(NL80211_IFTYPE_P2P_DEVICE) | 2057 BIT(NL80211_IFTYPE_MONITOR); 2058 wiphy->flags |= WIPHY_FLAG_HAS_REMAIN_ON_CHANNEL | 2059 WIPHY_FLAG_AP_PROBE_RESP_OFFLOAD | 2060 WIPHY_FLAG_PS_ON_BY_DEFAULT; 2061 if (!disable_ap_sme) 2062 wiphy->flags |= WIPHY_FLAG_HAVE_AP_SME; 2063 dev_dbg(wiphy_dev(wiphy), "%s : flags = 0x%08x\n", 2064 __func__, wiphy->flags); 2065 wiphy->probe_resp_offload = 2066 NL80211_PROBE_RESP_OFFLOAD_SUPPORT_WPS | 2067 NL80211_PROBE_RESP_OFFLOAD_SUPPORT_WPS2 | 2068 NL80211_PROBE_RESP_OFFLOAD_SUPPORT_P2P; 2069 2070 wiphy->bands[NL80211_BAND_60GHZ] = &wil_band_60ghz; 2071 2072 /* may change after reading FW capabilities */ 2073 wiphy->signal_type = CFG80211_SIGNAL_TYPE_UNSPEC; 2074 2075 wiphy->cipher_suites = wil_cipher_suites; 2076 wiphy->n_cipher_suites = ARRAY_SIZE(wil_cipher_suites); 2077 wiphy->mgmt_stypes = wil_mgmt_stypes; 2078 wiphy->features |= NL80211_FEATURE_SK_TX_STATUS; 2079 2080 wiphy->n_vendor_commands = ARRAY_SIZE(wil_nl80211_vendor_commands); 2081 wiphy->vendor_commands = wil_nl80211_vendor_commands; 2082 2083 #ifdef CONFIG_PM 2084 wiphy->wowlan = &wil_wowlan_support; 2085 #endif 2086 } 2087 2088 int wil_cfg80211_iface_combinations_from_fw( 2089 struct wil6210_priv *wil, const struct wil_fw_record_concurrency *conc) 2090 { 2091 struct wiphy *wiphy = wil_to_wiphy(wil); 2092 u32 total_limits = 0; 2093 u16 n_combos; 2094 const struct wil_fw_concurrency_combo *combo; 2095 const struct wil_fw_concurrency_limit *limit; 2096 struct ieee80211_iface_combination *iface_combinations; 2097 struct ieee80211_iface_limit *iface_limit; 2098 int i, j; 2099 2100 if (wiphy->iface_combinations) { 2101 wil_dbg_misc(wil, "iface_combinations already set, skipping\n"); 2102 return 0; 2103 } 2104 2105 combo = conc->combos; 2106 n_combos = le16_to_cpu(conc->n_combos); 2107 for (i = 0; i < n_combos; i++) { 2108 total_limits += combo->n_limits; 2109 limit = combo->limits + combo->n_limits; 2110 combo = (struct wil_fw_concurrency_combo *)limit; 2111 } 2112 2113 iface_combinations = 2114 kzalloc(n_combos * sizeof(struct ieee80211_iface_combination) + 2115 total_limits * sizeof(struct ieee80211_iface_limit), 2116 GFP_KERNEL); 2117 if (!iface_combinations) 2118 return -ENOMEM; 2119 iface_limit = (struct ieee80211_iface_limit *)(iface_combinations + 2120 n_combos); 2121 combo = conc->combos; 2122 for (i = 0; i < n_combos; i++) { 2123 iface_combinations[i].max_interfaces = combo->max_interfaces; 2124 iface_combinations[i].num_different_channels = 2125 combo->n_diff_channels; 2126 iface_combinations[i].beacon_int_infra_match = 2127 combo->same_bi; 2128 iface_combinations[i].n_limits = combo->n_limits; 2129 wil_dbg_misc(wil, 2130 "iface_combination %d: max_if %d, num_ch %d, bi_match %d\n", 2131 i, iface_combinations[i].max_interfaces, 2132 iface_combinations[i].num_different_channels, 2133 iface_combinations[i].beacon_int_infra_match); 2134 limit = combo->limits; 2135 for (j = 0; j < combo->n_limits; j++) { 2136 iface_limit[j].max = le16_to_cpu(limit[j].max); 2137 iface_limit[j].types = le16_to_cpu(limit[j].types); 2138 wil_dbg_misc(wil, 2139 "limit %d: max %d types 0x%x\n", j, 2140 iface_limit[j].max, iface_limit[j].types); 2141 } 2142 iface_combinations[i].limits = iface_limit; 2143 iface_limit += combo->n_limits; 2144 limit += combo->n_limits; 2145 combo = (struct wil_fw_concurrency_combo *)limit; 2146 } 2147 2148 wil_dbg_misc(wil, "multiple VIFs supported, n_mids %d\n", conc->n_mids); 2149 wil->max_vifs = conc->n_mids + 1; /* including main interface */ 2150 if (wil->max_vifs > WIL_MAX_VIFS) { 2151 wil_info(wil, "limited number of VIFs supported(%d, FW %d)\n", 2152 WIL_MAX_VIFS, wil->max_vifs); 2153 wil->max_vifs = WIL_MAX_VIFS; 2154 } 2155 wiphy->n_iface_combinations = n_combos; 2156 wiphy->iface_combinations = iface_combinations; 2157 return 0; 2158 } 2159 2160 struct wil6210_priv *wil_cfg80211_init(struct device *dev) 2161 { 2162 struct wiphy *wiphy; 2163 struct wil6210_priv *wil; 2164 struct ieee80211_channel *ch; 2165 2166 dev_dbg(dev, "%s()\n", __func__); 2167 2168 /* Note: the wireless_dev structure is no longer allocated here. 2169 * Instead, it is allocated as part of the net_device structure 2170 * for main interface and each VIF. 2171 */ 2172 wiphy = wiphy_new(&wil_cfg80211_ops, sizeof(struct wil6210_priv)); 2173 if (!wiphy) 2174 return ERR_PTR(-ENOMEM); 2175 2176 set_wiphy_dev(wiphy, dev); 2177 wil_wiphy_init(wiphy); 2178 2179 wil = wiphy_to_wil(wiphy); 2180 wil->wiphy = wiphy; 2181 2182 /* default monitor channel */ 2183 ch = wiphy->bands[NL80211_BAND_60GHZ]->channels; 2184 cfg80211_chandef_create(&wil->monitor_chandef, ch, NL80211_CHAN_NO_HT); 2185 2186 return wil; 2187 } 2188 2189 void wil_cfg80211_deinit(struct wil6210_priv *wil) 2190 { 2191 struct wiphy *wiphy = wil_to_wiphy(wil); 2192 2193 dev_dbg(wil_to_dev(wil), "%s()\n", __func__); 2194 2195 if (!wiphy) 2196 return; 2197 2198 kfree(wiphy->iface_combinations); 2199 wiphy->iface_combinations = NULL; 2200 2201 wiphy_free(wiphy); 2202 /* do not access wil6210_priv after returning from here */ 2203 } 2204 2205 void wil_p2p_wdev_free(struct wil6210_priv *wil) 2206 { 2207 struct wireless_dev *p2p_wdev; 2208 2209 mutex_lock(&wil->vif_mutex); 2210 p2p_wdev = wil->p2p_wdev; 2211 wil->p2p_wdev = NULL; 2212 wil->radio_wdev = wil->main_ndev->ieee80211_ptr; 2213 mutex_unlock(&wil->vif_mutex); 2214 if (p2p_wdev) { 2215 cfg80211_unregister_wdev(p2p_wdev); 2216 kfree(p2p_wdev); 2217 } 2218 } 2219 2220 static int wil_rf_sector_status_to_rc(u8 status) 2221 { 2222 switch (status) { 2223 case WMI_RF_SECTOR_STATUS_SUCCESS: 2224 return 0; 2225 case WMI_RF_SECTOR_STATUS_BAD_PARAMETERS_ERROR: 2226 return -EINVAL; 2227 case WMI_RF_SECTOR_STATUS_BUSY_ERROR: 2228 return -EAGAIN; 2229 case WMI_RF_SECTOR_STATUS_NOT_SUPPORTED_ERROR: 2230 return -EOPNOTSUPP; 2231 default: 2232 return -EINVAL; 2233 } 2234 } 2235 2236 static int wil_rf_sector_get_cfg(struct wiphy *wiphy, 2237 struct wireless_dev *wdev, 2238 const void *data, int data_len) 2239 { 2240 struct wil6210_priv *wil = wdev_to_wil(wdev); 2241 struct wil6210_vif *vif = wdev_to_vif(wil, wdev); 2242 int rc; 2243 struct nlattr *tb[QCA_ATTR_DMG_RF_SECTOR_MAX + 1]; 2244 u16 sector_index; 2245 u8 sector_type; 2246 u32 rf_modules_vec; 2247 struct wmi_get_rf_sector_params_cmd cmd; 2248 struct { 2249 struct wmi_cmd_hdr wmi; 2250 struct wmi_get_rf_sector_params_done_event evt; 2251 } __packed reply = { 2252 .evt = {.status = WMI_RF_SECTOR_STATUS_NOT_SUPPORTED_ERROR}, 2253 }; 2254 struct sk_buff *msg; 2255 struct nlattr *nl_cfgs, *nl_cfg; 2256 u32 i; 2257 struct wmi_rf_sector_info *si; 2258 2259 if (!test_bit(WMI_FW_CAPABILITY_RF_SECTORS, wil->fw_capabilities)) 2260 return -EOPNOTSUPP; 2261 2262 rc = nla_parse(tb, QCA_ATTR_DMG_RF_SECTOR_MAX, data, data_len, 2263 wil_rf_sector_policy, NULL); 2264 if (rc) { 2265 wil_err(wil, "Invalid rf sector ATTR\n"); 2266 return rc; 2267 } 2268 2269 if (!tb[QCA_ATTR_DMG_RF_SECTOR_INDEX] || 2270 !tb[QCA_ATTR_DMG_RF_SECTOR_TYPE] || 2271 !tb[QCA_ATTR_DMG_RF_MODULE_MASK]) { 2272 wil_err(wil, "Invalid rf sector spec\n"); 2273 return -EINVAL; 2274 } 2275 2276 sector_index = nla_get_u16( 2277 tb[QCA_ATTR_DMG_RF_SECTOR_INDEX]); 2278 if (sector_index >= WIL_MAX_RF_SECTORS) { 2279 wil_err(wil, "Invalid sector index %d\n", sector_index); 2280 return -EINVAL; 2281 } 2282 2283 sector_type = nla_get_u8(tb[QCA_ATTR_DMG_RF_SECTOR_TYPE]); 2284 if (sector_type >= QCA_ATTR_DMG_RF_SECTOR_TYPE_MAX) { 2285 wil_err(wil, "Invalid sector type %d\n", sector_type); 2286 return -EINVAL; 2287 } 2288 2289 rf_modules_vec = nla_get_u32( 2290 tb[QCA_ATTR_DMG_RF_MODULE_MASK]); 2291 if (rf_modules_vec >= BIT(WMI_MAX_RF_MODULES_NUM)) { 2292 wil_err(wil, "Invalid rf module mask 0x%x\n", rf_modules_vec); 2293 return -EINVAL; 2294 } 2295 2296 cmd.sector_idx = cpu_to_le16(sector_index); 2297 cmd.sector_type = sector_type; 2298 cmd.rf_modules_vec = rf_modules_vec & 0xFF; 2299 rc = wmi_call(wil, WMI_GET_RF_SECTOR_PARAMS_CMDID, vif->mid, 2300 &cmd, sizeof(cmd), WMI_GET_RF_SECTOR_PARAMS_DONE_EVENTID, 2301 &reply, sizeof(reply), 2302 500); 2303 if (rc) 2304 return rc; 2305 if (reply.evt.status) { 2306 wil_err(wil, "get rf sector cfg failed with status %d\n", 2307 reply.evt.status); 2308 return wil_rf_sector_status_to_rc(reply.evt.status); 2309 } 2310 2311 msg = cfg80211_vendor_cmd_alloc_reply_skb( 2312 wiphy, 64 * WMI_MAX_RF_MODULES_NUM); 2313 if (!msg) 2314 return -ENOMEM; 2315 2316 if (nla_put_u64_64bit(msg, QCA_ATTR_TSF, 2317 le64_to_cpu(reply.evt.tsf), 2318 QCA_ATTR_PAD)) 2319 goto nla_put_failure; 2320 2321 nl_cfgs = nla_nest_start(msg, QCA_ATTR_DMG_RF_SECTOR_CFG); 2322 if (!nl_cfgs) 2323 goto nla_put_failure; 2324 for (i = 0; i < WMI_MAX_RF_MODULES_NUM; i++) { 2325 if (!(rf_modules_vec & BIT(i))) 2326 continue; 2327 nl_cfg = nla_nest_start(msg, i); 2328 if (!nl_cfg) 2329 goto nla_put_failure; 2330 si = &reply.evt.sectors_info[i]; 2331 if (nla_put_u8(msg, QCA_ATTR_DMG_RF_SECTOR_CFG_MODULE_INDEX, 2332 i) || 2333 nla_put_u32(msg, QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE0, 2334 le32_to_cpu(si->etype0)) || 2335 nla_put_u32(msg, QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE1, 2336 le32_to_cpu(si->etype1)) || 2337 nla_put_u32(msg, QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE2, 2338 le32_to_cpu(si->etype2)) || 2339 nla_put_u32(msg, QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_HI, 2340 le32_to_cpu(si->psh_hi)) || 2341 nla_put_u32(msg, QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_LO, 2342 le32_to_cpu(si->psh_lo)) || 2343 nla_put_u32(msg, QCA_ATTR_DMG_RF_SECTOR_CFG_DTYPE_X16, 2344 le32_to_cpu(si->dtype_swch_off))) 2345 goto nla_put_failure; 2346 nla_nest_end(msg, nl_cfg); 2347 } 2348 2349 nla_nest_end(msg, nl_cfgs); 2350 rc = cfg80211_vendor_cmd_reply(msg); 2351 return rc; 2352 nla_put_failure: 2353 kfree_skb(msg); 2354 return -ENOBUFS; 2355 } 2356 2357 static int wil_rf_sector_set_cfg(struct wiphy *wiphy, 2358 struct wireless_dev *wdev, 2359 const void *data, int data_len) 2360 { 2361 struct wil6210_priv *wil = wdev_to_wil(wdev); 2362 struct wil6210_vif *vif = wdev_to_vif(wil, wdev); 2363 int rc, tmp; 2364 struct nlattr *tb[QCA_ATTR_DMG_RF_SECTOR_MAX + 1]; 2365 struct nlattr *tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_MAX + 1]; 2366 u16 sector_index, rf_module_index; 2367 u8 sector_type; 2368 u32 rf_modules_vec = 0; 2369 struct wmi_set_rf_sector_params_cmd cmd; 2370 struct { 2371 struct wmi_cmd_hdr wmi; 2372 struct wmi_set_rf_sector_params_done_event evt; 2373 } __packed reply = { 2374 .evt = {.status = WMI_RF_SECTOR_STATUS_NOT_SUPPORTED_ERROR}, 2375 }; 2376 struct nlattr *nl_cfg; 2377 struct wmi_rf_sector_info *si; 2378 2379 if (!test_bit(WMI_FW_CAPABILITY_RF_SECTORS, wil->fw_capabilities)) 2380 return -EOPNOTSUPP; 2381 2382 rc = nla_parse(tb, QCA_ATTR_DMG_RF_SECTOR_MAX, data, data_len, 2383 wil_rf_sector_policy, NULL); 2384 if (rc) { 2385 wil_err(wil, "Invalid rf sector ATTR\n"); 2386 return rc; 2387 } 2388 2389 if (!tb[QCA_ATTR_DMG_RF_SECTOR_INDEX] || 2390 !tb[QCA_ATTR_DMG_RF_SECTOR_TYPE] || 2391 !tb[QCA_ATTR_DMG_RF_SECTOR_CFG]) { 2392 wil_err(wil, "Invalid rf sector spec\n"); 2393 return -EINVAL; 2394 } 2395 2396 sector_index = nla_get_u16( 2397 tb[QCA_ATTR_DMG_RF_SECTOR_INDEX]); 2398 if (sector_index >= WIL_MAX_RF_SECTORS) { 2399 wil_err(wil, "Invalid sector index %d\n", sector_index); 2400 return -EINVAL; 2401 } 2402 2403 sector_type = nla_get_u8(tb[QCA_ATTR_DMG_RF_SECTOR_TYPE]); 2404 if (sector_type >= QCA_ATTR_DMG_RF_SECTOR_TYPE_MAX) { 2405 wil_err(wil, "Invalid sector type %d\n", sector_type); 2406 return -EINVAL; 2407 } 2408 2409 memset(&cmd, 0, sizeof(cmd)); 2410 2411 cmd.sector_idx = cpu_to_le16(sector_index); 2412 cmd.sector_type = sector_type; 2413 nla_for_each_nested(nl_cfg, tb[QCA_ATTR_DMG_RF_SECTOR_CFG], 2414 tmp) { 2415 rc = nla_parse_nested(tb2, QCA_ATTR_DMG_RF_SECTOR_CFG_MAX, 2416 nl_cfg, wil_rf_sector_cfg_policy, 2417 NULL); 2418 if (rc) { 2419 wil_err(wil, "invalid sector cfg\n"); 2420 return -EINVAL; 2421 } 2422 2423 if (!tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_MODULE_INDEX] || 2424 !tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE0] || 2425 !tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE1] || 2426 !tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE2] || 2427 !tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_HI] || 2428 !tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_LO] || 2429 !tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_DTYPE_X16]) { 2430 wil_err(wil, "missing cfg params\n"); 2431 return -EINVAL; 2432 } 2433 2434 rf_module_index = nla_get_u8( 2435 tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_MODULE_INDEX]); 2436 if (rf_module_index >= WMI_MAX_RF_MODULES_NUM) { 2437 wil_err(wil, "invalid RF module index %d\n", 2438 rf_module_index); 2439 return -EINVAL; 2440 } 2441 rf_modules_vec |= BIT(rf_module_index); 2442 si = &cmd.sectors_info[rf_module_index]; 2443 si->etype0 = cpu_to_le32(nla_get_u32( 2444 tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE0])); 2445 si->etype1 = cpu_to_le32(nla_get_u32( 2446 tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE1])); 2447 si->etype2 = cpu_to_le32(nla_get_u32( 2448 tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE2])); 2449 si->psh_hi = cpu_to_le32(nla_get_u32( 2450 tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_HI])); 2451 si->psh_lo = cpu_to_le32(nla_get_u32( 2452 tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_LO])); 2453 si->dtype_swch_off = cpu_to_le32(nla_get_u32( 2454 tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_DTYPE_X16])); 2455 } 2456 2457 cmd.rf_modules_vec = rf_modules_vec & 0xFF; 2458 rc = wmi_call(wil, WMI_SET_RF_SECTOR_PARAMS_CMDID, vif->mid, 2459 &cmd, sizeof(cmd), WMI_SET_RF_SECTOR_PARAMS_DONE_EVENTID, 2460 &reply, sizeof(reply), 2461 500); 2462 if (rc) 2463 return rc; 2464 return wil_rf_sector_status_to_rc(reply.evt.status); 2465 } 2466 2467 static int wil_rf_sector_get_selected(struct wiphy *wiphy, 2468 struct wireless_dev *wdev, 2469 const void *data, int data_len) 2470 { 2471 struct wil6210_priv *wil = wdev_to_wil(wdev); 2472 struct wil6210_vif *vif = wdev_to_vif(wil, wdev); 2473 int rc; 2474 struct nlattr *tb[QCA_ATTR_DMG_RF_SECTOR_MAX + 1]; 2475 u8 sector_type, mac_addr[ETH_ALEN]; 2476 int cid = 0; 2477 struct wmi_get_selected_rf_sector_index_cmd cmd; 2478 struct { 2479 struct wmi_cmd_hdr wmi; 2480 struct wmi_get_selected_rf_sector_index_done_event evt; 2481 } __packed reply = { 2482 .evt = {.status = WMI_RF_SECTOR_STATUS_NOT_SUPPORTED_ERROR}, 2483 }; 2484 struct sk_buff *msg; 2485 2486 if (!test_bit(WMI_FW_CAPABILITY_RF_SECTORS, wil->fw_capabilities)) 2487 return -EOPNOTSUPP; 2488 2489 rc = nla_parse(tb, QCA_ATTR_DMG_RF_SECTOR_MAX, data, data_len, 2490 wil_rf_sector_policy, NULL); 2491 if (rc) { 2492 wil_err(wil, "Invalid rf sector ATTR\n"); 2493 return rc; 2494 } 2495 2496 if (!tb[QCA_ATTR_DMG_RF_SECTOR_TYPE]) { 2497 wil_err(wil, "Invalid rf sector spec\n"); 2498 return -EINVAL; 2499 } 2500 sector_type = nla_get_u8(tb[QCA_ATTR_DMG_RF_SECTOR_TYPE]); 2501 if (sector_type >= QCA_ATTR_DMG_RF_SECTOR_TYPE_MAX) { 2502 wil_err(wil, "Invalid sector type %d\n", sector_type); 2503 return -EINVAL; 2504 } 2505 2506 if (tb[QCA_ATTR_MAC_ADDR]) { 2507 ether_addr_copy(mac_addr, nla_data(tb[QCA_ATTR_MAC_ADDR])); 2508 cid = wil_find_cid(wil, vif->mid, mac_addr); 2509 if (cid < 0) { 2510 wil_err(wil, "invalid MAC address %pM\n", mac_addr); 2511 return -ENOENT; 2512 } 2513 } else { 2514 if (test_bit(wil_vif_fwconnected, vif->status)) { 2515 wil_err(wil, "must specify MAC address when connected\n"); 2516 return -EINVAL; 2517 } 2518 } 2519 2520 memset(&cmd, 0, sizeof(cmd)); 2521 cmd.cid = (u8)cid; 2522 cmd.sector_type = sector_type; 2523 rc = wmi_call(wil, WMI_GET_SELECTED_RF_SECTOR_INDEX_CMDID, vif->mid, 2524 &cmd, sizeof(cmd), 2525 WMI_GET_SELECTED_RF_SECTOR_INDEX_DONE_EVENTID, 2526 &reply, sizeof(reply), 2527 500); 2528 if (rc) 2529 return rc; 2530 if (reply.evt.status) { 2531 wil_err(wil, "get rf selected sector cfg failed with status %d\n", 2532 reply.evt.status); 2533 return wil_rf_sector_status_to_rc(reply.evt.status); 2534 } 2535 2536 msg = cfg80211_vendor_cmd_alloc_reply_skb( 2537 wiphy, 64 * WMI_MAX_RF_MODULES_NUM); 2538 if (!msg) 2539 return -ENOMEM; 2540 2541 if (nla_put_u64_64bit(msg, QCA_ATTR_TSF, 2542 le64_to_cpu(reply.evt.tsf), 2543 QCA_ATTR_PAD) || 2544 nla_put_u16(msg, QCA_ATTR_DMG_RF_SECTOR_INDEX, 2545 le16_to_cpu(reply.evt.sector_idx))) 2546 goto nla_put_failure; 2547 2548 rc = cfg80211_vendor_cmd_reply(msg); 2549 return rc; 2550 nla_put_failure: 2551 kfree_skb(msg); 2552 return -ENOBUFS; 2553 } 2554 2555 static int wil_rf_sector_wmi_set_selected(struct wil6210_priv *wil, 2556 u8 mid, u16 sector_index, 2557 u8 sector_type, u8 cid) 2558 { 2559 struct wmi_set_selected_rf_sector_index_cmd cmd; 2560 struct { 2561 struct wmi_cmd_hdr wmi; 2562 struct wmi_set_selected_rf_sector_index_done_event evt; 2563 } __packed reply = { 2564 .evt = {.status = WMI_RF_SECTOR_STATUS_NOT_SUPPORTED_ERROR}, 2565 }; 2566 int rc; 2567 2568 memset(&cmd, 0, sizeof(cmd)); 2569 cmd.sector_idx = cpu_to_le16(sector_index); 2570 cmd.sector_type = sector_type; 2571 cmd.cid = (u8)cid; 2572 rc = wmi_call(wil, WMI_SET_SELECTED_RF_SECTOR_INDEX_CMDID, mid, 2573 &cmd, sizeof(cmd), 2574 WMI_SET_SELECTED_RF_SECTOR_INDEX_DONE_EVENTID, 2575 &reply, sizeof(reply), 2576 500); 2577 if (rc) 2578 return rc; 2579 return wil_rf_sector_status_to_rc(reply.evt.status); 2580 } 2581 2582 static int wil_rf_sector_set_selected(struct wiphy *wiphy, 2583 struct wireless_dev *wdev, 2584 const void *data, int data_len) 2585 { 2586 struct wil6210_priv *wil = wdev_to_wil(wdev); 2587 struct wil6210_vif *vif = wdev_to_vif(wil, wdev); 2588 int rc; 2589 struct nlattr *tb[QCA_ATTR_DMG_RF_SECTOR_MAX + 1]; 2590 u16 sector_index; 2591 u8 sector_type, mac_addr[ETH_ALEN], i; 2592 int cid = 0; 2593 2594 if (!test_bit(WMI_FW_CAPABILITY_RF_SECTORS, wil->fw_capabilities)) 2595 return -EOPNOTSUPP; 2596 2597 rc = nla_parse(tb, QCA_ATTR_DMG_RF_SECTOR_MAX, data, data_len, 2598 wil_rf_sector_policy, NULL); 2599 if (rc) { 2600 wil_err(wil, "Invalid rf sector ATTR\n"); 2601 return rc; 2602 } 2603 2604 if (!tb[QCA_ATTR_DMG_RF_SECTOR_INDEX] || 2605 !tb[QCA_ATTR_DMG_RF_SECTOR_TYPE]) { 2606 wil_err(wil, "Invalid rf sector spec\n"); 2607 return -EINVAL; 2608 } 2609 2610 sector_index = nla_get_u16( 2611 tb[QCA_ATTR_DMG_RF_SECTOR_INDEX]); 2612 if (sector_index >= WIL_MAX_RF_SECTORS && 2613 sector_index != WMI_INVALID_RF_SECTOR_INDEX) { 2614 wil_err(wil, "Invalid sector index %d\n", sector_index); 2615 return -EINVAL; 2616 } 2617 2618 sector_type = nla_get_u8(tb[QCA_ATTR_DMG_RF_SECTOR_TYPE]); 2619 if (sector_type >= QCA_ATTR_DMG_RF_SECTOR_TYPE_MAX) { 2620 wil_err(wil, "Invalid sector type %d\n", sector_type); 2621 return -EINVAL; 2622 } 2623 2624 if (tb[QCA_ATTR_MAC_ADDR]) { 2625 ether_addr_copy(mac_addr, nla_data(tb[QCA_ATTR_MAC_ADDR])); 2626 if (!is_broadcast_ether_addr(mac_addr)) { 2627 cid = wil_find_cid(wil, vif->mid, mac_addr); 2628 if (cid < 0) { 2629 wil_err(wil, "invalid MAC address %pM\n", 2630 mac_addr); 2631 return -ENOENT; 2632 } 2633 } else { 2634 if (sector_index != WMI_INVALID_RF_SECTOR_INDEX) { 2635 wil_err(wil, "broadcast MAC valid only with unlocking\n"); 2636 return -EINVAL; 2637 } 2638 cid = -1; 2639 } 2640 } else { 2641 if (test_bit(wil_vif_fwconnected, vif->status)) { 2642 wil_err(wil, "must specify MAC address when connected\n"); 2643 return -EINVAL; 2644 } 2645 /* otherwise, using cid=0 for unassociated station */ 2646 } 2647 2648 if (cid >= 0) { 2649 rc = wil_rf_sector_wmi_set_selected(wil, vif->mid, sector_index, 2650 sector_type, cid); 2651 } else { 2652 /* unlock all cids */ 2653 rc = wil_rf_sector_wmi_set_selected( 2654 wil, vif->mid, WMI_INVALID_RF_SECTOR_INDEX, 2655 sector_type, WIL_CID_ALL); 2656 if (rc == -EINVAL) { 2657 for (i = 0; i < WIL6210_MAX_CID; i++) { 2658 if (wil->sta[i].mid != vif->mid) 2659 continue; 2660 rc = wil_rf_sector_wmi_set_selected( 2661 wil, vif->mid, 2662 WMI_INVALID_RF_SECTOR_INDEX, 2663 sector_type, i); 2664 /* the FW will silently ignore and return 2665 * success for unused cid, so abort the loop 2666 * on any other error 2667 */ 2668 if (rc) { 2669 wil_err(wil, "unlock cid %d failed with status %d\n", 2670 i, rc); 2671 break; 2672 } 2673 } 2674 } 2675 } 2676 2677 return rc; 2678 } 2679