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_ULL(NL80211_STA_INFO_RX_BYTES) | 306 BIT_ULL(NL80211_STA_INFO_TX_BYTES) | 307 BIT_ULL(NL80211_STA_INFO_RX_PACKETS) | 308 BIT_ULL(NL80211_STA_INFO_TX_PACKETS) | 309 BIT_ULL(NL80211_STA_INFO_RX_BITRATE) | 310 BIT_ULL(NL80211_STA_INFO_TX_BITRATE) | 311 BIT_ULL(NL80211_STA_INFO_RX_DROP_MISC) | 312 BIT_ULL(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_ULL(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 /* scan is supported on client interfaces and on AP interface */ 693 switch (wdev->iftype) { 694 case NL80211_IFTYPE_STATION: 695 case NL80211_IFTYPE_P2P_CLIENT: 696 case NL80211_IFTYPE_P2P_DEVICE: 697 case NL80211_IFTYPE_AP: 698 break; 699 default: 700 return -EOPNOTSUPP; 701 } 702 703 /* FW don't support scan after connection attempt */ 704 if (test_bit(wil_status_dontscan, wil->status)) { 705 wil_err(wil, "Can't scan now\n"); 706 return -EBUSY; 707 } 708 709 mutex_lock(&wil->mutex); 710 711 mutex_lock(&wil->vif_mutex); 712 if (vif->scan_request || vif->p2p.discovery_started) { 713 wil_err(wil, "Already scanning\n"); 714 mutex_unlock(&wil->vif_mutex); 715 rc = -EAGAIN; 716 goto out; 717 } 718 mutex_unlock(&wil->vif_mutex); 719 720 if (wdev->iftype == NL80211_IFTYPE_P2P_DEVICE) { 721 if (!wil->p2p_dev_started) { 722 wil_err(wil, "P2P search requested on stopped P2P device\n"); 723 rc = -EIO; 724 goto out; 725 } 726 /* social scan on P2P_DEVICE is handled as p2p search */ 727 if (wil_p2p_is_social_scan(request)) { 728 vif->scan_request = request; 729 if (vif->mid == 0) 730 wil->radio_wdev = wdev; 731 rc = wil_p2p_search(vif, request); 732 if (rc) { 733 if (vif->mid == 0) 734 wil->radio_wdev = 735 wil->main_ndev->ieee80211_ptr; 736 vif->scan_request = NULL; 737 } 738 goto out; 739 } 740 } 741 742 (void)wil_p2p_stop_discovery(vif); 743 744 wil_dbg_misc(wil, "Start scan_request 0x%p\n", request); 745 wil_dbg_misc(wil, "SSID count: %d", request->n_ssids); 746 747 for (i = 0; i < request->n_ssids; i++) { 748 wil_dbg_misc(wil, "SSID[%d]", i); 749 wil_hex_dump_misc("SSID ", DUMP_PREFIX_OFFSET, 16, 1, 750 request->ssids[i].ssid, 751 request->ssids[i].ssid_len, true); 752 } 753 754 if (request->n_ssids) 755 rc = wmi_set_ssid(vif, request->ssids[0].ssid_len, 756 request->ssids[0].ssid); 757 else 758 rc = wmi_set_ssid(vif, 0, NULL); 759 760 if (rc) { 761 wil_err(wil, "set SSID for scan request failed: %d\n", rc); 762 goto out; 763 } 764 765 vif->scan_request = request; 766 mod_timer(&vif->scan_timer, jiffies + WIL6210_SCAN_TO); 767 768 memset(&cmd, 0, sizeof(cmd)); 769 cmd.cmd.scan_type = WMI_ACTIVE_SCAN; 770 cmd.cmd.num_channels = 0; 771 n = min(request->n_channels, 4U); 772 for (i = 0; i < n; i++) { 773 int ch = request->channels[i]->hw_value; 774 775 if (ch == 0) { 776 wil_err(wil, 777 "Scan requested for unknown frequency %dMhz\n", 778 request->channels[i]->center_freq); 779 continue; 780 } 781 /* 0-based channel indexes */ 782 cmd.cmd.channel_list[cmd.cmd.num_channels++].channel = ch - 1; 783 wil_dbg_misc(wil, "Scan for ch %d : %d MHz\n", ch, 784 request->channels[i]->center_freq); 785 } 786 787 if (request->ie_len) 788 wil_hex_dump_misc("Scan IE ", DUMP_PREFIX_OFFSET, 16, 1, 789 request->ie, request->ie_len, true); 790 else 791 wil_dbg_misc(wil, "Scan has no IE's\n"); 792 793 rc = wmi_set_ie(vif, WMI_FRAME_PROBE_REQ, 794 request->ie_len, request->ie); 795 if (rc) 796 goto out_restore; 797 798 if (wil->discovery_mode && cmd.cmd.scan_type == WMI_ACTIVE_SCAN) { 799 cmd.cmd.discovery_mode = 1; 800 wil_dbg_misc(wil, "active scan with discovery_mode=1\n"); 801 } 802 803 if (vif->mid == 0) 804 wil->radio_wdev = wdev; 805 rc = wmi_send(wil, WMI_START_SCAN_CMDID, vif->mid, 806 &cmd, sizeof(cmd.cmd) + 807 cmd.cmd.num_channels * sizeof(cmd.cmd.channel_list[0])); 808 809 out_restore: 810 if (rc) { 811 del_timer_sync(&vif->scan_timer); 812 if (vif->mid == 0) 813 wil->radio_wdev = wil->main_ndev->ieee80211_ptr; 814 vif->scan_request = NULL; 815 } 816 out: 817 mutex_unlock(&wil->mutex); 818 return rc; 819 } 820 821 static void wil_cfg80211_abort_scan(struct wiphy *wiphy, 822 struct wireless_dev *wdev) 823 { 824 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 825 struct wil6210_vif *vif = wdev_to_vif(wil, wdev); 826 827 wil_dbg_misc(wil, "wdev=0x%p iftype=%d\n", wdev, wdev->iftype); 828 829 mutex_lock(&wil->mutex); 830 mutex_lock(&wil->vif_mutex); 831 832 if (!vif->scan_request) 833 goto out; 834 835 if (wdev != vif->scan_request->wdev) { 836 wil_dbg_misc(wil, "abort scan was called on the wrong iface\n"); 837 goto out; 838 } 839 840 if (wdev == wil->p2p_wdev && wil->radio_wdev == wil->p2p_wdev) 841 wil_p2p_stop_radio_operations(wil); 842 else 843 wil_abort_scan(vif, true); 844 845 out: 846 mutex_unlock(&wil->vif_mutex); 847 mutex_unlock(&wil->mutex); 848 } 849 850 static void wil_print_crypto(struct wil6210_priv *wil, 851 struct cfg80211_crypto_settings *c) 852 { 853 int i, n; 854 855 wil_dbg_misc(wil, "WPA versions: 0x%08x cipher group 0x%08x\n", 856 c->wpa_versions, c->cipher_group); 857 wil_dbg_misc(wil, "Pairwise ciphers [%d] {\n", c->n_ciphers_pairwise); 858 n = min_t(int, c->n_ciphers_pairwise, ARRAY_SIZE(c->ciphers_pairwise)); 859 for (i = 0; i < n; i++) 860 wil_dbg_misc(wil, " [%d] = 0x%08x\n", i, 861 c->ciphers_pairwise[i]); 862 wil_dbg_misc(wil, "}\n"); 863 wil_dbg_misc(wil, "AKM suites [%d] {\n", c->n_akm_suites); 864 n = min_t(int, c->n_akm_suites, ARRAY_SIZE(c->akm_suites)); 865 for (i = 0; i < n; i++) 866 wil_dbg_misc(wil, " [%d] = 0x%08x\n", i, 867 c->akm_suites[i]); 868 wil_dbg_misc(wil, "}\n"); 869 wil_dbg_misc(wil, "Control port : %d, eth_type 0x%04x no_encrypt %d\n", 870 c->control_port, be16_to_cpu(c->control_port_ethertype), 871 c->control_port_no_encrypt); 872 } 873 874 static void wil_print_connect_params(struct wil6210_priv *wil, 875 struct cfg80211_connect_params *sme) 876 { 877 wil_info(wil, "Connecting to:\n"); 878 if (sme->channel) { 879 wil_info(wil, " Channel: %d freq %d\n", 880 sme->channel->hw_value, sme->channel->center_freq); 881 } 882 if (sme->bssid) 883 wil_info(wil, " BSSID: %pM\n", sme->bssid); 884 if (sme->ssid) 885 print_hex_dump(KERN_INFO, " SSID: ", DUMP_PREFIX_OFFSET, 886 16, 1, sme->ssid, sme->ssid_len, true); 887 wil_info(wil, " Privacy: %s\n", sme->privacy ? "secure" : "open"); 888 wil_info(wil, " PBSS: %d\n", sme->pbss); 889 wil_print_crypto(wil, &sme->crypto); 890 } 891 892 static int wil_cfg80211_connect(struct wiphy *wiphy, 893 struct net_device *ndev, 894 struct cfg80211_connect_params *sme) 895 { 896 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 897 struct wil6210_vif *vif = ndev_to_vif(ndev); 898 struct cfg80211_bss *bss; 899 struct wmi_connect_cmd conn; 900 const u8 *ssid_eid; 901 const u8 *rsn_eid; 902 int ch; 903 int rc = 0; 904 enum ieee80211_bss_type bss_type = IEEE80211_BSS_TYPE_ESS; 905 906 wil_dbg_misc(wil, "connect, mid=%d\n", vif->mid); 907 wil_print_connect_params(wil, sme); 908 909 if (test_bit(wil_vif_fwconnecting, vif->status) || 910 test_bit(wil_vif_fwconnected, vif->status)) 911 return -EALREADY; 912 913 if (sme->ie_len > WMI_MAX_IE_LEN) { 914 wil_err(wil, "IE too large (%td bytes)\n", sme->ie_len); 915 return -ERANGE; 916 } 917 918 rsn_eid = sme->ie ? 919 cfg80211_find_ie(WLAN_EID_RSN, sme->ie, sme->ie_len) : 920 NULL; 921 if (sme->privacy && !rsn_eid) 922 wil_info(wil, "WSC connection\n"); 923 924 if (sme->pbss) 925 bss_type = IEEE80211_BSS_TYPE_PBSS; 926 927 bss = cfg80211_get_bss(wiphy, sme->channel, sme->bssid, 928 sme->ssid, sme->ssid_len, 929 bss_type, IEEE80211_PRIVACY_ANY); 930 if (!bss) { 931 wil_err(wil, "Unable to find BSS\n"); 932 return -ENOENT; 933 } 934 935 ssid_eid = ieee80211_bss_get_ie(bss, WLAN_EID_SSID); 936 if (!ssid_eid) { 937 wil_err(wil, "No SSID\n"); 938 rc = -ENOENT; 939 goto out; 940 } 941 vif->privacy = sme->privacy; 942 vif->pbss = sme->pbss; 943 944 if (vif->privacy) { 945 /* For secure assoc, remove old keys */ 946 rc = wmi_del_cipher_key(vif, 0, bss->bssid, 947 WMI_KEY_USE_PAIRWISE); 948 if (rc) { 949 wil_err(wil, "WMI_DELETE_CIPHER_KEY_CMD(PTK) failed\n"); 950 goto out; 951 } 952 rc = wmi_del_cipher_key(vif, 0, bss->bssid, 953 WMI_KEY_USE_RX_GROUP); 954 if (rc) { 955 wil_err(wil, "WMI_DELETE_CIPHER_KEY_CMD(GTK) failed\n"); 956 goto out; 957 } 958 } 959 960 /* WMI_SET_APPIE_CMD. ie may contain rsn info as well as other info 961 * elements. Send it also in case it's empty, to erase previously set 962 * ies in FW. 963 */ 964 rc = wmi_set_ie(vif, WMI_FRAME_ASSOC_REQ, sme->ie_len, sme->ie); 965 if (rc) 966 goto out; 967 968 /* WMI_CONNECT_CMD */ 969 memset(&conn, 0, sizeof(conn)); 970 switch (bss->capability & WLAN_CAPABILITY_DMG_TYPE_MASK) { 971 case WLAN_CAPABILITY_DMG_TYPE_AP: 972 conn.network_type = WMI_NETTYPE_INFRA; 973 break; 974 case WLAN_CAPABILITY_DMG_TYPE_PBSS: 975 conn.network_type = WMI_NETTYPE_P2P; 976 break; 977 default: 978 wil_err(wil, "Unsupported BSS type, capability= 0x%04x\n", 979 bss->capability); 980 goto out; 981 } 982 if (vif->privacy) { 983 if (rsn_eid) { /* regular secure connection */ 984 conn.dot11_auth_mode = WMI_AUTH11_SHARED; 985 conn.auth_mode = WMI_AUTH_WPA2_PSK; 986 conn.pairwise_crypto_type = WMI_CRYPT_AES_GCMP; 987 conn.pairwise_crypto_len = 16; 988 conn.group_crypto_type = WMI_CRYPT_AES_GCMP; 989 conn.group_crypto_len = 16; 990 } else { /* WSC */ 991 conn.dot11_auth_mode = WMI_AUTH11_WSC; 992 conn.auth_mode = WMI_AUTH_NONE; 993 } 994 } else { /* insecure connection */ 995 conn.dot11_auth_mode = WMI_AUTH11_OPEN; 996 conn.auth_mode = WMI_AUTH_NONE; 997 } 998 999 conn.ssid_len = min_t(u8, ssid_eid[1], 32); 1000 memcpy(conn.ssid, ssid_eid+2, conn.ssid_len); 1001 1002 ch = bss->channel->hw_value; 1003 if (ch == 0) { 1004 wil_err(wil, "BSS at unknown frequency %dMhz\n", 1005 bss->channel->center_freq); 1006 rc = -EOPNOTSUPP; 1007 goto out; 1008 } 1009 conn.channel = ch - 1; 1010 1011 ether_addr_copy(conn.bssid, bss->bssid); 1012 ether_addr_copy(conn.dst_mac, bss->bssid); 1013 1014 set_bit(wil_vif_fwconnecting, vif->status); 1015 1016 rc = wmi_send(wil, WMI_CONNECT_CMDID, vif->mid, &conn, sizeof(conn)); 1017 if (rc == 0) { 1018 netif_carrier_on(ndev); 1019 if (!wil_has_other_active_ifaces(wil, ndev, false, true)) 1020 wil6210_bus_request(wil, WIL_MAX_BUS_REQUEST_KBPS); 1021 vif->bss = bss; 1022 /* Connect can take lots of time */ 1023 mod_timer(&vif->connect_timer, 1024 jiffies + msecs_to_jiffies(5000)); 1025 } else { 1026 clear_bit(wil_vif_fwconnecting, vif->status); 1027 } 1028 1029 out: 1030 cfg80211_put_bss(wiphy, bss); 1031 1032 return rc; 1033 } 1034 1035 static int wil_cfg80211_disconnect(struct wiphy *wiphy, 1036 struct net_device *ndev, 1037 u16 reason_code) 1038 { 1039 int rc; 1040 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1041 struct wil6210_vif *vif = ndev_to_vif(ndev); 1042 1043 wil_dbg_misc(wil, "disconnect: reason=%d, mid=%d\n", 1044 reason_code, vif->mid); 1045 1046 if (!(test_bit(wil_vif_fwconnecting, vif->status) || 1047 test_bit(wil_vif_fwconnected, vif->status))) { 1048 wil_err(wil, "Disconnect was called while disconnected\n"); 1049 return 0; 1050 } 1051 1052 vif->locally_generated_disc = true; 1053 rc = wmi_call(wil, WMI_DISCONNECT_CMDID, vif->mid, NULL, 0, 1054 WMI_DISCONNECT_EVENTID, NULL, 0, 1055 WIL6210_DISCONNECT_TO_MS); 1056 if (rc) 1057 wil_err(wil, "disconnect error %d\n", rc); 1058 1059 return rc; 1060 } 1061 1062 static int wil_cfg80211_set_wiphy_params(struct wiphy *wiphy, u32 changed) 1063 { 1064 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1065 int rc; 1066 1067 /* these parameters are explicitly not supported */ 1068 if (changed & (WIPHY_PARAM_RETRY_LONG | 1069 WIPHY_PARAM_FRAG_THRESHOLD | 1070 WIPHY_PARAM_RTS_THRESHOLD)) 1071 return -ENOTSUPP; 1072 1073 if (changed & WIPHY_PARAM_RETRY_SHORT) { 1074 rc = wmi_set_mgmt_retry(wil, wiphy->retry_short); 1075 if (rc) 1076 return rc; 1077 } 1078 1079 return 0; 1080 } 1081 1082 int wil_cfg80211_mgmt_tx(struct wiphy *wiphy, struct wireless_dev *wdev, 1083 struct cfg80211_mgmt_tx_params *params, 1084 u64 *cookie) 1085 { 1086 const u8 *buf = params->buf; 1087 size_t len = params->len; 1088 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1089 struct wil6210_vif *vif = wdev_to_vif(wil, wdev); 1090 int rc; 1091 bool tx_status; 1092 1093 wil_dbg_misc(wil, "mgmt_tx: channel %d offchan %d, wait %d\n", 1094 params->chan ? params->chan->hw_value : -1, 1095 params->offchan, 1096 params->wait); 1097 1098 /* Note, currently we support the "wait" parameter only on AP mode. 1099 * In other modes, user-space must call remain_on_channel before 1100 * mgmt_tx or listen on a channel other than active one. 1101 */ 1102 1103 if (params->chan && params->chan->hw_value == 0) { 1104 wil_err(wil, "invalid channel\n"); 1105 return -EINVAL; 1106 } 1107 1108 if (wdev->iftype != NL80211_IFTYPE_AP) { 1109 wil_dbg_misc(wil, 1110 "send WMI_SW_TX_REQ_CMDID on non-AP interfaces\n"); 1111 rc = wmi_mgmt_tx(vif, buf, len); 1112 goto out; 1113 } 1114 1115 if (!params->chan || params->chan->hw_value == vif->channel) { 1116 wil_dbg_misc(wil, 1117 "send WMI_SW_TX_REQ_CMDID for on-channel\n"); 1118 rc = wmi_mgmt_tx(vif, buf, len); 1119 goto out; 1120 } 1121 1122 if (params->offchan == 0) { 1123 wil_err(wil, 1124 "invalid channel params: current %d requested %d, off-channel not allowed\n", 1125 vif->channel, params->chan->hw_value); 1126 return -EBUSY; 1127 } 1128 1129 /* use the wmi_mgmt_tx_ext only on AP mode and off-channel */ 1130 rc = wmi_mgmt_tx_ext(vif, buf, len, params->chan->hw_value, 1131 params->wait); 1132 1133 out: 1134 tx_status = (rc == 0); 1135 cfg80211_mgmt_tx_status(wdev, cookie ? *cookie : 0, buf, len, 1136 tx_status, GFP_KERNEL); 1137 1138 return rc; 1139 } 1140 1141 static int wil_cfg80211_set_channel(struct wiphy *wiphy, 1142 struct cfg80211_chan_def *chandef) 1143 { 1144 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1145 1146 wil->monitor_chandef = *chandef; 1147 1148 return 0; 1149 } 1150 1151 static enum wmi_key_usage wil_detect_key_usage(struct wireless_dev *wdev, 1152 bool pairwise) 1153 { 1154 struct wil6210_priv *wil = wdev_to_wil(wdev); 1155 enum wmi_key_usage rc; 1156 1157 if (pairwise) { 1158 rc = WMI_KEY_USE_PAIRWISE; 1159 } else { 1160 switch (wdev->iftype) { 1161 case NL80211_IFTYPE_STATION: 1162 case NL80211_IFTYPE_P2P_CLIENT: 1163 rc = WMI_KEY_USE_RX_GROUP; 1164 break; 1165 case NL80211_IFTYPE_AP: 1166 case NL80211_IFTYPE_P2P_GO: 1167 rc = WMI_KEY_USE_TX_GROUP; 1168 break; 1169 default: 1170 /* TODO: Rx GTK or Tx GTK? */ 1171 wil_err(wil, "Can't determine GTK type\n"); 1172 rc = WMI_KEY_USE_RX_GROUP; 1173 break; 1174 } 1175 } 1176 wil_dbg_misc(wil, "detect_key_usage: -> %s\n", key_usage_str[rc]); 1177 1178 return rc; 1179 } 1180 1181 static struct wil_sta_info * 1182 wil_find_sta_by_key_usage(struct wil6210_priv *wil, u8 mid, 1183 enum wmi_key_usage key_usage, const u8 *mac_addr) 1184 { 1185 int cid = -EINVAL; 1186 1187 if (key_usage == WMI_KEY_USE_TX_GROUP) 1188 return NULL; /* not needed */ 1189 1190 /* supplicant provides Rx group key in STA mode with NULL MAC address */ 1191 if (mac_addr) 1192 cid = wil_find_cid(wil, mid, mac_addr); 1193 else if (key_usage == WMI_KEY_USE_RX_GROUP) 1194 cid = wil_find_cid_by_idx(wil, mid, 0); 1195 if (cid < 0) { 1196 wil_err(wil, "No CID for %pM %s\n", mac_addr, 1197 key_usage_str[key_usage]); 1198 return ERR_PTR(cid); 1199 } 1200 1201 return &wil->sta[cid]; 1202 } 1203 1204 static void wil_set_crypto_rx(u8 key_index, enum wmi_key_usage key_usage, 1205 struct wil_sta_info *cs, 1206 struct key_params *params) 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 if (params->seq) 1219 memcpy(cc->pn, params->seq, 1220 IEEE80211_GCMP_PN_LEN); 1221 else 1222 memset(cc->pn, 0, IEEE80211_GCMP_PN_LEN); 1223 cc->key_set = true; 1224 } 1225 break; 1226 case WMI_KEY_USE_RX_GROUP: 1227 cc = &cs->group_crypto_rx.key_id[key_index]; 1228 if (params->seq) 1229 memcpy(cc->pn, params->seq, IEEE80211_GCMP_PN_LEN); 1230 else 1231 memset(cc->pn, 0, IEEE80211_GCMP_PN_LEN); 1232 cc->key_set = true; 1233 break; 1234 default: 1235 break; 1236 } 1237 } 1238 1239 static void wil_del_rx_key(u8 key_index, enum wmi_key_usage key_usage, 1240 struct wil_sta_info *cs) 1241 { 1242 struct wil_tid_crypto_rx_single *cc; 1243 int tid; 1244 1245 if (!cs) 1246 return; 1247 1248 switch (key_usage) { 1249 case WMI_KEY_USE_PAIRWISE: 1250 for (tid = 0; tid < WIL_STA_TID_NUM; tid++) { 1251 cc = &cs->tid_crypto_rx[tid].key_id[key_index]; 1252 cc->key_set = false; 1253 } 1254 break; 1255 case WMI_KEY_USE_RX_GROUP: 1256 cc = &cs->group_crypto_rx.key_id[key_index]; 1257 cc->key_set = false; 1258 break; 1259 default: 1260 break; 1261 } 1262 } 1263 1264 static int wil_cfg80211_add_key(struct wiphy *wiphy, 1265 struct net_device *ndev, 1266 u8 key_index, bool pairwise, 1267 const u8 *mac_addr, 1268 struct key_params *params) 1269 { 1270 int rc; 1271 struct wil6210_vif *vif = ndev_to_vif(ndev); 1272 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1273 struct wireless_dev *wdev = vif_to_wdev(vif); 1274 enum wmi_key_usage key_usage = wil_detect_key_usage(wdev, pairwise); 1275 struct wil_sta_info *cs = wil_find_sta_by_key_usage(wil, vif->mid, 1276 key_usage, 1277 mac_addr); 1278 1279 if (!params) { 1280 wil_err(wil, "NULL params\n"); 1281 return -EINVAL; 1282 } 1283 1284 wil_dbg_misc(wil, "add_key: %pM %s[%d] PN %*phN\n", 1285 mac_addr, key_usage_str[key_usage], key_index, 1286 params->seq_len, params->seq); 1287 1288 if (IS_ERR(cs)) { 1289 wil_err(wil, "Not connected, %pM %s[%d] PN %*phN\n", 1290 mac_addr, key_usage_str[key_usage], key_index, 1291 params->seq_len, params->seq); 1292 return -EINVAL; 1293 } 1294 1295 wil_del_rx_key(key_index, key_usage, cs); 1296 1297 if (params->seq && params->seq_len != IEEE80211_GCMP_PN_LEN) { 1298 wil_err(wil, 1299 "Wrong PN len %d, %pM %s[%d] PN %*phN\n", 1300 params->seq_len, mac_addr, 1301 key_usage_str[key_usage], key_index, 1302 params->seq_len, params->seq); 1303 return -EINVAL; 1304 } 1305 1306 rc = wmi_add_cipher_key(vif, key_index, mac_addr, params->key_len, 1307 params->key, key_usage); 1308 if (!rc) 1309 wil_set_crypto_rx(key_index, key_usage, cs, params); 1310 1311 return rc; 1312 } 1313 1314 static int wil_cfg80211_del_key(struct wiphy *wiphy, 1315 struct net_device *ndev, 1316 u8 key_index, bool pairwise, 1317 const u8 *mac_addr) 1318 { 1319 struct wil6210_vif *vif = ndev_to_vif(ndev); 1320 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1321 struct wireless_dev *wdev = vif_to_wdev(vif); 1322 enum wmi_key_usage key_usage = wil_detect_key_usage(wdev, pairwise); 1323 struct wil_sta_info *cs = wil_find_sta_by_key_usage(wil, vif->mid, 1324 key_usage, 1325 mac_addr); 1326 1327 wil_dbg_misc(wil, "del_key: %pM %s[%d]\n", mac_addr, 1328 key_usage_str[key_usage], key_index); 1329 1330 if (IS_ERR(cs)) 1331 wil_info(wil, "Not connected, %pM %s[%d]\n", 1332 mac_addr, key_usage_str[key_usage], key_index); 1333 1334 if (!IS_ERR_OR_NULL(cs)) 1335 wil_del_rx_key(key_index, key_usage, cs); 1336 1337 return wmi_del_cipher_key(vif, key_index, mac_addr, key_usage); 1338 } 1339 1340 /* Need to be present or wiphy_new() will WARN */ 1341 static int wil_cfg80211_set_default_key(struct wiphy *wiphy, 1342 struct net_device *ndev, 1343 u8 key_index, bool unicast, 1344 bool multicast) 1345 { 1346 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1347 1348 wil_dbg_misc(wil, "set_default_key: entered\n"); 1349 return 0; 1350 } 1351 1352 static int wil_remain_on_channel(struct wiphy *wiphy, 1353 struct wireless_dev *wdev, 1354 struct ieee80211_channel *chan, 1355 unsigned int duration, 1356 u64 *cookie) 1357 { 1358 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1359 int rc; 1360 1361 wil_dbg_misc(wil, 1362 "remain_on_channel: center_freq=%d, duration=%d iftype=%d\n", 1363 chan->center_freq, duration, wdev->iftype); 1364 1365 rc = wil_p2p_listen(wil, wdev, duration, chan, cookie); 1366 return rc; 1367 } 1368 1369 static int wil_cancel_remain_on_channel(struct wiphy *wiphy, 1370 struct wireless_dev *wdev, 1371 u64 cookie) 1372 { 1373 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1374 struct wil6210_vif *vif = wdev_to_vif(wil, wdev); 1375 1376 wil_dbg_misc(wil, "cancel_remain_on_channel\n"); 1377 1378 return wil_p2p_cancel_listen(vif, cookie); 1379 } 1380 1381 /** 1382 * find a specific IE in a list of IEs 1383 * return a pointer to the beginning of IE in the list 1384 * or NULL if not found 1385 */ 1386 static const u8 *_wil_cfg80211_find_ie(const u8 *ies, u16 ies_len, const u8 *ie, 1387 u16 ie_len) 1388 { 1389 struct ieee80211_vendor_ie *vie; 1390 u32 oui; 1391 1392 /* IE tag at offset 0, length at offset 1 */ 1393 if (ie_len < 2 || 2 + ie[1] > ie_len) 1394 return NULL; 1395 1396 if (ie[0] != WLAN_EID_VENDOR_SPECIFIC) 1397 return cfg80211_find_ie(ie[0], ies, ies_len); 1398 1399 /* make sure there is room for 3 bytes OUI + 1 byte OUI type */ 1400 if (ie[1] < 4) 1401 return NULL; 1402 vie = (struct ieee80211_vendor_ie *)ie; 1403 oui = vie->oui[0] << 16 | vie->oui[1] << 8 | vie->oui[2]; 1404 return cfg80211_find_vendor_ie(oui, vie->oui_type, ies, 1405 ies_len); 1406 } 1407 1408 /** 1409 * merge the IEs in two lists into a single list. 1410 * do not include IEs from the second list which exist in the first list. 1411 * add only vendor specific IEs from second list to keep 1412 * the merged list sorted (since vendor-specific IE has the 1413 * highest tag number) 1414 * caller must free the allocated memory for merged IEs 1415 */ 1416 static int _wil_cfg80211_merge_extra_ies(const u8 *ies1, u16 ies1_len, 1417 const u8 *ies2, u16 ies2_len, 1418 u8 **merged_ies, u16 *merged_len) 1419 { 1420 u8 *buf, *dpos; 1421 const u8 *spos; 1422 1423 if (ies1_len == 0 && ies2_len == 0) { 1424 *merged_ies = NULL; 1425 *merged_len = 0; 1426 return 0; 1427 } 1428 1429 buf = kmalloc(ies1_len + ies2_len, GFP_KERNEL); 1430 if (!buf) 1431 return -ENOMEM; 1432 memcpy(buf, ies1, ies1_len); 1433 dpos = buf + ies1_len; 1434 spos = ies2; 1435 while (spos + 1 < ies2 + ies2_len) { 1436 /* IE tag at offset 0, length at offset 1 */ 1437 u16 ielen = 2 + spos[1]; 1438 1439 if (spos + ielen > ies2 + ies2_len) 1440 break; 1441 if (spos[0] == WLAN_EID_VENDOR_SPECIFIC && 1442 !_wil_cfg80211_find_ie(ies1, ies1_len, spos, ielen)) { 1443 memcpy(dpos, spos, ielen); 1444 dpos += ielen; 1445 } 1446 spos += ielen; 1447 } 1448 1449 *merged_ies = buf; 1450 *merged_len = dpos - buf; 1451 return 0; 1452 } 1453 1454 static void wil_print_bcon_data(struct cfg80211_beacon_data *b) 1455 { 1456 wil_hex_dump_misc("head ", DUMP_PREFIX_OFFSET, 16, 1, 1457 b->head, b->head_len, true); 1458 wil_hex_dump_misc("tail ", DUMP_PREFIX_OFFSET, 16, 1, 1459 b->tail, b->tail_len, true); 1460 wil_hex_dump_misc("BCON IE ", DUMP_PREFIX_OFFSET, 16, 1, 1461 b->beacon_ies, b->beacon_ies_len, true); 1462 wil_hex_dump_misc("PROBE ", DUMP_PREFIX_OFFSET, 16, 1, 1463 b->probe_resp, b->probe_resp_len, true); 1464 wil_hex_dump_misc("PROBE IE ", DUMP_PREFIX_OFFSET, 16, 1, 1465 b->proberesp_ies, b->proberesp_ies_len, true); 1466 wil_hex_dump_misc("ASSOC IE ", DUMP_PREFIX_OFFSET, 16, 1, 1467 b->assocresp_ies, b->assocresp_ies_len, true); 1468 } 1469 1470 /* internal functions for device reset and starting AP */ 1471 static int _wil_cfg80211_set_ies(struct wil6210_vif *vif, 1472 struct cfg80211_beacon_data *bcon) 1473 { 1474 int rc; 1475 u16 len = 0, proberesp_len = 0; 1476 u8 *ies = NULL, *proberesp = NULL; 1477 1478 if (bcon->probe_resp) { 1479 struct ieee80211_mgmt *f = 1480 (struct ieee80211_mgmt *)bcon->probe_resp; 1481 size_t hlen = offsetof(struct ieee80211_mgmt, 1482 u.probe_resp.variable); 1483 proberesp = f->u.probe_resp.variable; 1484 proberesp_len = bcon->probe_resp_len - hlen; 1485 } 1486 rc = _wil_cfg80211_merge_extra_ies(proberesp, 1487 proberesp_len, 1488 bcon->proberesp_ies, 1489 bcon->proberesp_ies_len, 1490 &ies, &len); 1491 1492 if (rc) 1493 goto out; 1494 1495 rc = wmi_set_ie(vif, WMI_FRAME_PROBE_RESP, len, ies); 1496 if (rc) 1497 goto out; 1498 1499 if (bcon->assocresp_ies) 1500 rc = wmi_set_ie(vif, WMI_FRAME_ASSOC_RESP, 1501 bcon->assocresp_ies_len, bcon->assocresp_ies); 1502 else 1503 rc = wmi_set_ie(vif, WMI_FRAME_ASSOC_RESP, len, ies); 1504 #if 0 /* to use beacon IE's, remove this #if 0 */ 1505 if (rc) 1506 goto out; 1507 1508 rc = wmi_set_ie(vif, WMI_FRAME_BEACON, 1509 bcon->tail_len, bcon->tail); 1510 #endif 1511 out: 1512 kfree(ies); 1513 return rc; 1514 } 1515 1516 static int _wil_cfg80211_start_ap(struct wiphy *wiphy, 1517 struct net_device *ndev, 1518 const u8 *ssid, size_t ssid_len, u32 privacy, 1519 int bi, u8 chan, 1520 struct cfg80211_beacon_data *bcon, 1521 u8 hidden_ssid, u32 pbss) 1522 { 1523 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1524 struct wil6210_vif *vif = ndev_to_vif(ndev); 1525 int rc; 1526 struct wireless_dev *wdev = ndev->ieee80211_ptr; 1527 u8 wmi_nettype = wil_iftype_nl2wmi(wdev->iftype); 1528 u8 is_go = (wdev->iftype == NL80211_IFTYPE_P2P_GO); 1529 1530 if (pbss) 1531 wmi_nettype = WMI_NETTYPE_P2P; 1532 1533 wil_dbg_misc(wil, "start_ap: mid=%d, is_go=%d\n", vif->mid, is_go); 1534 if (is_go && !pbss) { 1535 wil_err(wil, "P2P GO must be in PBSS\n"); 1536 return -ENOTSUPP; 1537 } 1538 1539 wil_set_recovery_state(wil, fw_recovery_idle); 1540 1541 mutex_lock(&wil->mutex); 1542 1543 if (!wil_has_other_active_ifaces(wil, ndev, true, false)) { 1544 __wil_down(wil); 1545 rc = __wil_up(wil); 1546 if (rc) 1547 goto out; 1548 } 1549 1550 rc = wmi_set_ssid(vif, ssid_len, ssid); 1551 if (rc) 1552 goto out; 1553 1554 rc = _wil_cfg80211_set_ies(vif, bcon); 1555 if (rc) 1556 goto out; 1557 1558 vif->privacy = privacy; 1559 vif->channel = chan; 1560 vif->hidden_ssid = hidden_ssid; 1561 vif->pbss = pbss; 1562 1563 netif_carrier_on(ndev); 1564 if (!wil_has_other_active_ifaces(wil, ndev, false, true)) 1565 wil6210_bus_request(wil, WIL_MAX_BUS_REQUEST_KBPS); 1566 1567 rc = wmi_pcp_start(vif, bi, wmi_nettype, chan, hidden_ssid, is_go); 1568 if (rc) 1569 goto err_pcp_start; 1570 1571 rc = wil_bcast_init(vif); 1572 if (rc) 1573 goto err_bcast; 1574 1575 goto out; /* success */ 1576 1577 err_bcast: 1578 wmi_pcp_stop(vif); 1579 err_pcp_start: 1580 netif_carrier_off(ndev); 1581 if (!wil_has_other_active_ifaces(wil, ndev, false, true)) 1582 wil6210_bus_request(wil, WIL_DEFAULT_BUS_REQUEST_KBPS); 1583 out: 1584 mutex_unlock(&wil->mutex); 1585 return rc; 1586 } 1587 1588 static int wil_cfg80211_change_beacon(struct wiphy *wiphy, 1589 struct net_device *ndev, 1590 struct cfg80211_beacon_data *bcon) 1591 { 1592 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1593 struct wil6210_vif *vif = ndev_to_vif(ndev); 1594 int rc; 1595 u32 privacy = 0; 1596 1597 wil_dbg_misc(wil, "change_beacon, mid=%d\n", vif->mid); 1598 wil_print_bcon_data(bcon); 1599 1600 if (bcon->tail && 1601 cfg80211_find_ie(WLAN_EID_RSN, bcon->tail, 1602 bcon->tail_len)) 1603 privacy = 1; 1604 1605 /* in case privacy has changed, need to restart the AP */ 1606 if (vif->privacy != privacy) { 1607 struct wireless_dev *wdev = ndev->ieee80211_ptr; 1608 1609 wil_dbg_misc(wil, "privacy changed %d=>%d. Restarting AP\n", 1610 vif->privacy, privacy); 1611 1612 rc = _wil_cfg80211_start_ap(wiphy, ndev, wdev->ssid, 1613 wdev->ssid_len, privacy, 1614 wdev->beacon_interval, 1615 vif->channel, bcon, 1616 vif->hidden_ssid, 1617 vif->pbss); 1618 } else { 1619 rc = _wil_cfg80211_set_ies(vif, bcon); 1620 } 1621 1622 return rc; 1623 } 1624 1625 static int wil_cfg80211_start_ap(struct wiphy *wiphy, 1626 struct net_device *ndev, 1627 struct cfg80211_ap_settings *info) 1628 { 1629 int rc; 1630 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1631 struct ieee80211_channel *channel = info->chandef.chan; 1632 struct cfg80211_beacon_data *bcon = &info->beacon; 1633 struct cfg80211_crypto_settings *crypto = &info->crypto; 1634 u8 hidden_ssid; 1635 1636 wil_dbg_misc(wil, "start_ap\n"); 1637 1638 if (!channel) { 1639 wil_err(wil, "AP: No channel???\n"); 1640 return -EINVAL; 1641 } 1642 1643 switch (info->hidden_ssid) { 1644 case NL80211_HIDDEN_SSID_NOT_IN_USE: 1645 hidden_ssid = WMI_HIDDEN_SSID_DISABLED; 1646 break; 1647 1648 case NL80211_HIDDEN_SSID_ZERO_LEN: 1649 hidden_ssid = WMI_HIDDEN_SSID_SEND_EMPTY; 1650 break; 1651 1652 case NL80211_HIDDEN_SSID_ZERO_CONTENTS: 1653 hidden_ssid = WMI_HIDDEN_SSID_CLEAR; 1654 break; 1655 1656 default: 1657 wil_err(wil, "AP: Invalid hidden SSID %d\n", info->hidden_ssid); 1658 return -EOPNOTSUPP; 1659 } 1660 wil_dbg_misc(wil, "AP on Channel %d %d MHz, %s\n", channel->hw_value, 1661 channel->center_freq, info->privacy ? "secure" : "open"); 1662 wil_dbg_misc(wil, "Privacy: %d auth_type %d\n", 1663 info->privacy, info->auth_type); 1664 wil_dbg_misc(wil, "Hidden SSID mode: %d\n", 1665 info->hidden_ssid); 1666 wil_dbg_misc(wil, "BI %d DTIM %d\n", info->beacon_interval, 1667 info->dtim_period); 1668 wil_dbg_misc(wil, "PBSS %d\n", info->pbss); 1669 wil_hex_dump_misc("SSID ", DUMP_PREFIX_OFFSET, 16, 1, 1670 info->ssid, info->ssid_len, true); 1671 wil_print_bcon_data(bcon); 1672 wil_print_crypto(wil, crypto); 1673 1674 rc = _wil_cfg80211_start_ap(wiphy, ndev, 1675 info->ssid, info->ssid_len, info->privacy, 1676 info->beacon_interval, channel->hw_value, 1677 bcon, hidden_ssid, info->pbss); 1678 1679 return rc; 1680 } 1681 1682 static int wil_cfg80211_stop_ap(struct wiphy *wiphy, 1683 struct net_device *ndev) 1684 { 1685 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1686 struct wil6210_vif *vif = ndev_to_vif(ndev); 1687 bool last; 1688 1689 wil_dbg_misc(wil, "stop_ap, mid=%d\n", vif->mid); 1690 1691 netif_carrier_off(ndev); 1692 last = !wil_has_other_active_ifaces(wil, ndev, false, true); 1693 if (last) { 1694 wil6210_bus_request(wil, WIL_DEFAULT_BUS_REQUEST_KBPS); 1695 wil_set_recovery_state(wil, fw_recovery_idle); 1696 set_bit(wil_status_resetting, wil->status); 1697 } 1698 1699 mutex_lock(&wil->mutex); 1700 1701 wmi_pcp_stop(vif); 1702 1703 if (last) 1704 __wil_down(wil); 1705 else 1706 wil_bcast_fini(vif); 1707 1708 mutex_unlock(&wil->mutex); 1709 1710 return 0; 1711 } 1712 1713 static int wil_cfg80211_add_station(struct wiphy *wiphy, 1714 struct net_device *dev, 1715 const u8 *mac, 1716 struct station_parameters *params) 1717 { 1718 struct wil6210_vif *vif = ndev_to_vif(dev); 1719 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1720 1721 wil_dbg_misc(wil, "add station %pM aid %d mid %d\n", 1722 mac, params->aid, vif->mid); 1723 1724 if (!disable_ap_sme) { 1725 wil_err(wil, "not supported with AP SME enabled\n"); 1726 return -EOPNOTSUPP; 1727 } 1728 1729 if (params->aid > WIL_MAX_DMG_AID) { 1730 wil_err(wil, "invalid aid\n"); 1731 return -EINVAL; 1732 } 1733 1734 return wmi_new_sta(vif, mac, params->aid); 1735 } 1736 1737 static int wil_cfg80211_del_station(struct wiphy *wiphy, 1738 struct net_device *dev, 1739 struct station_del_parameters *params) 1740 { 1741 struct wil6210_vif *vif = ndev_to_vif(dev); 1742 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1743 1744 wil_dbg_misc(wil, "del_station: %pM, reason=%d mid=%d\n", 1745 params->mac, params->reason_code, vif->mid); 1746 1747 mutex_lock(&wil->mutex); 1748 wil6210_disconnect(vif, params->mac, params->reason_code, false); 1749 mutex_unlock(&wil->mutex); 1750 1751 return 0; 1752 } 1753 1754 static int wil_cfg80211_change_station(struct wiphy *wiphy, 1755 struct net_device *dev, 1756 const u8 *mac, 1757 struct station_parameters *params) 1758 { 1759 struct wil6210_vif *vif = ndev_to_vif(dev); 1760 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1761 int authorize; 1762 int cid, i; 1763 struct wil_ring_tx_data *txdata = NULL; 1764 1765 wil_dbg_misc(wil, "change station %pM mask 0x%x set 0x%x mid %d\n", 1766 mac, params->sta_flags_mask, params->sta_flags_set, 1767 vif->mid); 1768 1769 if (!disable_ap_sme) { 1770 wil_dbg_misc(wil, "not supported with AP SME enabled\n"); 1771 return -EOPNOTSUPP; 1772 } 1773 1774 if (!(params->sta_flags_mask & BIT(NL80211_STA_FLAG_AUTHORIZED))) 1775 return 0; 1776 1777 cid = wil_find_cid(wil, vif->mid, mac); 1778 if (cid < 0) { 1779 wil_err(wil, "station not found\n"); 1780 return -ENOLINK; 1781 } 1782 1783 for (i = 0; i < ARRAY_SIZE(wil->ring2cid_tid); i++) 1784 if (wil->ring2cid_tid[i][0] == cid) { 1785 txdata = &wil->ring_tx_data[i]; 1786 break; 1787 } 1788 1789 if (!txdata) { 1790 wil_err(wil, "ring data not found\n"); 1791 return -ENOLINK; 1792 } 1793 1794 authorize = params->sta_flags_set & BIT(NL80211_STA_FLAG_AUTHORIZED); 1795 txdata->dot1x_open = authorize ? 1 : 0; 1796 wil_dbg_misc(wil, "cid %d ring %d authorize %d\n", cid, i, 1797 txdata->dot1x_open); 1798 1799 return 0; 1800 } 1801 1802 /* probe_client handling */ 1803 static void wil_probe_client_handle(struct wil6210_priv *wil, 1804 struct wil6210_vif *vif, 1805 struct wil_probe_client_req *req) 1806 { 1807 struct net_device *ndev = vif_to_ndev(vif); 1808 struct wil_sta_info *sta = &wil->sta[req->cid]; 1809 /* assume STA is alive if it is still connected, 1810 * else FW will disconnect it 1811 */ 1812 bool alive = (sta->status == wil_sta_connected); 1813 1814 cfg80211_probe_status(ndev, sta->addr, req->cookie, alive, 1815 0, false, GFP_KERNEL); 1816 } 1817 1818 static struct list_head *next_probe_client(struct wil6210_vif *vif) 1819 { 1820 struct list_head *ret = NULL; 1821 1822 mutex_lock(&vif->probe_client_mutex); 1823 1824 if (!list_empty(&vif->probe_client_pending)) { 1825 ret = vif->probe_client_pending.next; 1826 list_del(ret); 1827 } 1828 1829 mutex_unlock(&vif->probe_client_mutex); 1830 1831 return ret; 1832 } 1833 1834 void wil_probe_client_worker(struct work_struct *work) 1835 { 1836 struct wil6210_vif *vif = container_of(work, struct wil6210_vif, 1837 probe_client_worker); 1838 struct wil6210_priv *wil = vif_to_wil(vif); 1839 struct wil_probe_client_req *req; 1840 struct list_head *lh; 1841 1842 while ((lh = next_probe_client(vif)) != NULL) { 1843 req = list_entry(lh, struct wil_probe_client_req, list); 1844 1845 wil_probe_client_handle(wil, vif, req); 1846 kfree(req); 1847 } 1848 } 1849 1850 void wil_probe_client_flush(struct wil6210_vif *vif) 1851 { 1852 struct wil_probe_client_req *req, *t; 1853 struct wil6210_priv *wil = vif_to_wil(vif); 1854 1855 wil_dbg_misc(wil, "probe_client_flush\n"); 1856 1857 mutex_lock(&vif->probe_client_mutex); 1858 1859 list_for_each_entry_safe(req, t, &vif->probe_client_pending, list) { 1860 list_del(&req->list); 1861 kfree(req); 1862 } 1863 1864 mutex_unlock(&vif->probe_client_mutex); 1865 } 1866 1867 static int wil_cfg80211_probe_client(struct wiphy *wiphy, 1868 struct net_device *dev, 1869 const u8 *peer, u64 *cookie) 1870 { 1871 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1872 struct wil6210_vif *vif = ndev_to_vif(dev); 1873 struct wil_probe_client_req *req; 1874 int cid = wil_find_cid(wil, vif->mid, peer); 1875 1876 wil_dbg_misc(wil, "probe_client: %pM => CID %d MID %d\n", 1877 peer, cid, vif->mid); 1878 1879 if (cid < 0) 1880 return -ENOLINK; 1881 1882 req = kzalloc(sizeof(*req), GFP_KERNEL); 1883 if (!req) 1884 return -ENOMEM; 1885 1886 req->cid = cid; 1887 req->cookie = cid; 1888 1889 mutex_lock(&vif->probe_client_mutex); 1890 list_add_tail(&req->list, &vif->probe_client_pending); 1891 mutex_unlock(&vif->probe_client_mutex); 1892 1893 *cookie = req->cookie; 1894 queue_work(wil->wq_service, &vif->probe_client_worker); 1895 return 0; 1896 } 1897 1898 static int wil_cfg80211_change_bss(struct wiphy *wiphy, 1899 struct net_device *dev, 1900 struct bss_parameters *params) 1901 { 1902 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1903 struct wil6210_vif *vif = ndev_to_vif(dev); 1904 1905 if (params->ap_isolate >= 0) { 1906 wil_dbg_misc(wil, "change_bss: ap_isolate MID %d, %d => %d\n", 1907 vif->mid, vif->ap_isolate, params->ap_isolate); 1908 vif->ap_isolate = params->ap_isolate; 1909 } 1910 1911 return 0; 1912 } 1913 1914 static int wil_cfg80211_set_power_mgmt(struct wiphy *wiphy, 1915 struct net_device *dev, 1916 bool enabled, int timeout) 1917 { 1918 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1919 enum wmi_ps_profile_type ps_profile; 1920 1921 wil_dbg_misc(wil, "enabled=%d, timeout=%d\n", 1922 enabled, timeout); 1923 1924 if (enabled) 1925 ps_profile = WMI_PS_PROFILE_TYPE_DEFAULT; 1926 else 1927 ps_profile = WMI_PS_PROFILE_TYPE_PS_DISABLED; 1928 1929 return wil_ps_update(wil, ps_profile); 1930 } 1931 1932 static int wil_cfg80211_suspend(struct wiphy *wiphy, 1933 struct cfg80211_wowlan *wow) 1934 { 1935 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1936 int rc; 1937 1938 /* Setting the wakeup trigger based on wow is TBD */ 1939 1940 if (test_bit(wil_status_suspended, wil->status)) { 1941 wil_dbg_pm(wil, "trying to suspend while suspended\n"); 1942 return 0; 1943 } 1944 1945 rc = wil_can_suspend(wil, false); 1946 if (rc) 1947 goto out; 1948 1949 wil_dbg_pm(wil, "suspending\n"); 1950 1951 mutex_lock(&wil->mutex); 1952 mutex_lock(&wil->vif_mutex); 1953 wil_p2p_stop_radio_operations(wil); 1954 wil_abort_scan_all_vifs(wil, true); 1955 mutex_unlock(&wil->vif_mutex); 1956 mutex_unlock(&wil->mutex); 1957 1958 out: 1959 return rc; 1960 } 1961 1962 static int wil_cfg80211_resume(struct wiphy *wiphy) 1963 { 1964 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1965 1966 wil_dbg_pm(wil, "resuming\n"); 1967 1968 return 0; 1969 } 1970 1971 static int 1972 wil_cfg80211_sched_scan_start(struct wiphy *wiphy, 1973 struct net_device *dev, 1974 struct cfg80211_sched_scan_request *request) 1975 { 1976 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1977 struct wil6210_vif *vif = ndev_to_vif(dev); 1978 int i, rc; 1979 1980 if (vif->mid != 0) 1981 return -EOPNOTSUPP; 1982 1983 wil_dbg_misc(wil, 1984 "sched scan start: n_ssids %d, ie_len %zu, flags 0x%x\n", 1985 request->n_ssids, request->ie_len, request->flags); 1986 for (i = 0; i < request->n_ssids; i++) { 1987 wil_dbg_misc(wil, "SSID[%d]:", i); 1988 wil_hex_dump_misc("SSID ", DUMP_PREFIX_OFFSET, 16, 1, 1989 request->ssids[i].ssid, 1990 request->ssids[i].ssid_len, true); 1991 } 1992 wil_dbg_misc(wil, "channels:"); 1993 for (i = 0; i < request->n_channels; i++) 1994 wil_dbg_misc(wil, " %d%s", request->channels[i]->hw_value, 1995 i == request->n_channels - 1 ? "\n" : ""); 1996 wil_dbg_misc(wil, "n_match_sets %d, min_rssi_thold %d, delay %d\n", 1997 request->n_match_sets, request->min_rssi_thold, 1998 request->delay); 1999 for (i = 0; i < request->n_match_sets; i++) { 2000 struct cfg80211_match_set *ms = &request->match_sets[i]; 2001 2002 wil_dbg_misc(wil, "MATCHSET[%d]: rssi_thold %d\n", 2003 i, ms->rssi_thold); 2004 wil_hex_dump_misc("SSID ", DUMP_PREFIX_OFFSET, 16, 1, 2005 ms->ssid.ssid, 2006 ms->ssid.ssid_len, true); 2007 } 2008 wil_dbg_misc(wil, "n_scan_plans %d\n", request->n_scan_plans); 2009 for (i = 0; i < request->n_scan_plans; i++) { 2010 struct cfg80211_sched_scan_plan *sp = &request->scan_plans[i]; 2011 2012 wil_dbg_misc(wil, "SCAN PLAN[%d]: interval %d iterations %d\n", 2013 i, sp->interval, sp->iterations); 2014 } 2015 2016 rc = wmi_set_ie(vif, WMI_FRAME_PROBE_REQ, 2017 request->ie_len, request->ie); 2018 if (rc) 2019 return rc; 2020 return wmi_start_sched_scan(wil, request); 2021 } 2022 2023 static int 2024 wil_cfg80211_sched_scan_stop(struct wiphy *wiphy, struct net_device *dev, 2025 u64 reqid) 2026 { 2027 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 2028 struct wil6210_vif *vif = ndev_to_vif(dev); 2029 int rc; 2030 2031 if (vif->mid != 0) 2032 return -EOPNOTSUPP; 2033 2034 rc = wmi_stop_sched_scan(wil); 2035 /* device would return error if it thinks PNO is already stopped. 2036 * ignore the return code so user space and driver gets back in-sync 2037 */ 2038 wil_dbg_misc(wil, "sched scan stopped (%d)\n", rc); 2039 2040 return 0; 2041 } 2042 2043 static const struct cfg80211_ops wil_cfg80211_ops = { 2044 .add_virtual_intf = wil_cfg80211_add_iface, 2045 .del_virtual_intf = wil_cfg80211_del_iface, 2046 .scan = wil_cfg80211_scan, 2047 .abort_scan = wil_cfg80211_abort_scan, 2048 .connect = wil_cfg80211_connect, 2049 .disconnect = wil_cfg80211_disconnect, 2050 .set_wiphy_params = wil_cfg80211_set_wiphy_params, 2051 .change_virtual_intf = wil_cfg80211_change_iface, 2052 .get_station = wil_cfg80211_get_station, 2053 .dump_station = wil_cfg80211_dump_station, 2054 .remain_on_channel = wil_remain_on_channel, 2055 .cancel_remain_on_channel = wil_cancel_remain_on_channel, 2056 .mgmt_tx = wil_cfg80211_mgmt_tx, 2057 .set_monitor_channel = wil_cfg80211_set_channel, 2058 .add_key = wil_cfg80211_add_key, 2059 .del_key = wil_cfg80211_del_key, 2060 .set_default_key = wil_cfg80211_set_default_key, 2061 /* AP mode */ 2062 .change_beacon = wil_cfg80211_change_beacon, 2063 .start_ap = wil_cfg80211_start_ap, 2064 .stop_ap = wil_cfg80211_stop_ap, 2065 .add_station = wil_cfg80211_add_station, 2066 .del_station = wil_cfg80211_del_station, 2067 .change_station = wil_cfg80211_change_station, 2068 .probe_client = wil_cfg80211_probe_client, 2069 .change_bss = wil_cfg80211_change_bss, 2070 /* P2P device */ 2071 .start_p2p_device = wil_cfg80211_start_p2p_device, 2072 .stop_p2p_device = wil_cfg80211_stop_p2p_device, 2073 .set_power_mgmt = wil_cfg80211_set_power_mgmt, 2074 .suspend = wil_cfg80211_suspend, 2075 .resume = wil_cfg80211_resume, 2076 .sched_scan_start = wil_cfg80211_sched_scan_start, 2077 .sched_scan_stop = wil_cfg80211_sched_scan_stop, 2078 }; 2079 2080 static void wil_wiphy_init(struct wiphy *wiphy) 2081 { 2082 wiphy->max_scan_ssids = 1; 2083 wiphy->max_scan_ie_len = WMI_MAX_IE_LEN; 2084 wiphy->max_remain_on_channel_duration = WIL_MAX_ROC_DURATION_MS; 2085 wiphy->max_num_pmkids = 0 /* TODO: */; 2086 wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION) | 2087 BIT(NL80211_IFTYPE_AP) | 2088 BIT(NL80211_IFTYPE_P2P_CLIENT) | 2089 BIT(NL80211_IFTYPE_P2P_GO) | 2090 BIT(NL80211_IFTYPE_P2P_DEVICE) | 2091 BIT(NL80211_IFTYPE_MONITOR); 2092 wiphy->flags |= WIPHY_FLAG_HAS_REMAIN_ON_CHANNEL | 2093 WIPHY_FLAG_AP_PROBE_RESP_OFFLOAD | 2094 WIPHY_FLAG_PS_ON_BY_DEFAULT; 2095 if (!disable_ap_sme) 2096 wiphy->flags |= WIPHY_FLAG_HAVE_AP_SME; 2097 dev_dbg(wiphy_dev(wiphy), "%s : flags = 0x%08x\n", 2098 __func__, wiphy->flags); 2099 wiphy->probe_resp_offload = 2100 NL80211_PROBE_RESP_OFFLOAD_SUPPORT_WPS | 2101 NL80211_PROBE_RESP_OFFLOAD_SUPPORT_WPS2 | 2102 NL80211_PROBE_RESP_OFFLOAD_SUPPORT_P2P; 2103 2104 wiphy->bands[NL80211_BAND_60GHZ] = &wil_band_60ghz; 2105 2106 /* may change after reading FW capabilities */ 2107 wiphy->signal_type = CFG80211_SIGNAL_TYPE_UNSPEC; 2108 2109 wiphy->cipher_suites = wil_cipher_suites; 2110 wiphy->n_cipher_suites = ARRAY_SIZE(wil_cipher_suites); 2111 wiphy->mgmt_stypes = wil_mgmt_stypes; 2112 wiphy->features |= NL80211_FEATURE_SK_TX_STATUS; 2113 2114 wiphy->n_vendor_commands = ARRAY_SIZE(wil_nl80211_vendor_commands); 2115 wiphy->vendor_commands = wil_nl80211_vendor_commands; 2116 2117 #ifdef CONFIG_PM 2118 wiphy->wowlan = &wil_wowlan_support; 2119 #endif 2120 } 2121 2122 int wil_cfg80211_iface_combinations_from_fw( 2123 struct wil6210_priv *wil, const struct wil_fw_record_concurrency *conc) 2124 { 2125 struct wiphy *wiphy = wil_to_wiphy(wil); 2126 u32 total_limits = 0; 2127 u16 n_combos; 2128 const struct wil_fw_concurrency_combo *combo; 2129 const struct wil_fw_concurrency_limit *limit; 2130 struct ieee80211_iface_combination *iface_combinations; 2131 struct ieee80211_iface_limit *iface_limit; 2132 int i, j; 2133 2134 if (wiphy->iface_combinations) { 2135 wil_dbg_misc(wil, "iface_combinations already set, skipping\n"); 2136 return 0; 2137 } 2138 2139 combo = conc->combos; 2140 n_combos = le16_to_cpu(conc->n_combos); 2141 for (i = 0; i < n_combos; i++) { 2142 total_limits += combo->n_limits; 2143 limit = combo->limits + combo->n_limits; 2144 combo = (struct wil_fw_concurrency_combo *)limit; 2145 } 2146 2147 iface_combinations = 2148 kzalloc(n_combos * sizeof(struct ieee80211_iface_combination) + 2149 total_limits * sizeof(struct ieee80211_iface_limit), 2150 GFP_KERNEL); 2151 if (!iface_combinations) 2152 return -ENOMEM; 2153 iface_limit = (struct ieee80211_iface_limit *)(iface_combinations + 2154 n_combos); 2155 combo = conc->combos; 2156 for (i = 0; i < n_combos; i++) { 2157 iface_combinations[i].max_interfaces = combo->max_interfaces; 2158 iface_combinations[i].num_different_channels = 2159 combo->n_diff_channels; 2160 iface_combinations[i].beacon_int_infra_match = 2161 combo->same_bi; 2162 iface_combinations[i].n_limits = combo->n_limits; 2163 wil_dbg_misc(wil, 2164 "iface_combination %d: max_if %d, num_ch %d, bi_match %d\n", 2165 i, iface_combinations[i].max_interfaces, 2166 iface_combinations[i].num_different_channels, 2167 iface_combinations[i].beacon_int_infra_match); 2168 limit = combo->limits; 2169 for (j = 0; j < combo->n_limits; j++) { 2170 iface_limit[j].max = le16_to_cpu(limit[j].max); 2171 iface_limit[j].types = le16_to_cpu(limit[j].types); 2172 wil_dbg_misc(wil, 2173 "limit %d: max %d types 0x%x\n", j, 2174 iface_limit[j].max, iface_limit[j].types); 2175 } 2176 iface_combinations[i].limits = iface_limit; 2177 iface_limit += combo->n_limits; 2178 limit += combo->n_limits; 2179 combo = (struct wil_fw_concurrency_combo *)limit; 2180 } 2181 2182 wil_dbg_misc(wil, "multiple VIFs supported, n_mids %d\n", conc->n_mids); 2183 wil->max_vifs = conc->n_mids + 1; /* including main interface */ 2184 if (wil->max_vifs > WIL_MAX_VIFS) { 2185 wil_info(wil, "limited number of VIFs supported(%d, FW %d)\n", 2186 WIL_MAX_VIFS, wil->max_vifs); 2187 wil->max_vifs = WIL_MAX_VIFS; 2188 } 2189 wiphy->n_iface_combinations = n_combos; 2190 wiphy->iface_combinations = iface_combinations; 2191 return 0; 2192 } 2193 2194 struct wil6210_priv *wil_cfg80211_init(struct device *dev) 2195 { 2196 struct wiphy *wiphy; 2197 struct wil6210_priv *wil; 2198 struct ieee80211_channel *ch; 2199 2200 dev_dbg(dev, "%s()\n", __func__); 2201 2202 /* Note: the wireless_dev structure is no longer allocated here. 2203 * Instead, it is allocated as part of the net_device structure 2204 * for main interface and each VIF. 2205 */ 2206 wiphy = wiphy_new(&wil_cfg80211_ops, sizeof(struct wil6210_priv)); 2207 if (!wiphy) 2208 return ERR_PTR(-ENOMEM); 2209 2210 set_wiphy_dev(wiphy, dev); 2211 wil_wiphy_init(wiphy); 2212 2213 wil = wiphy_to_wil(wiphy); 2214 wil->wiphy = wiphy; 2215 2216 /* default monitor channel */ 2217 ch = wiphy->bands[NL80211_BAND_60GHZ]->channels; 2218 cfg80211_chandef_create(&wil->monitor_chandef, ch, NL80211_CHAN_NO_HT); 2219 2220 return wil; 2221 } 2222 2223 void wil_cfg80211_deinit(struct wil6210_priv *wil) 2224 { 2225 struct wiphy *wiphy = wil_to_wiphy(wil); 2226 2227 dev_dbg(wil_to_dev(wil), "%s()\n", __func__); 2228 2229 if (!wiphy) 2230 return; 2231 2232 kfree(wiphy->iface_combinations); 2233 wiphy->iface_combinations = NULL; 2234 2235 wiphy_free(wiphy); 2236 /* do not access wil6210_priv after returning from here */ 2237 } 2238 2239 void wil_p2p_wdev_free(struct wil6210_priv *wil) 2240 { 2241 struct wireless_dev *p2p_wdev; 2242 2243 mutex_lock(&wil->vif_mutex); 2244 p2p_wdev = wil->p2p_wdev; 2245 wil->p2p_wdev = NULL; 2246 wil->radio_wdev = wil->main_ndev->ieee80211_ptr; 2247 mutex_unlock(&wil->vif_mutex); 2248 if (p2p_wdev) { 2249 cfg80211_unregister_wdev(p2p_wdev); 2250 kfree(p2p_wdev); 2251 } 2252 } 2253 2254 static int wil_rf_sector_status_to_rc(u8 status) 2255 { 2256 switch (status) { 2257 case WMI_RF_SECTOR_STATUS_SUCCESS: 2258 return 0; 2259 case WMI_RF_SECTOR_STATUS_BAD_PARAMETERS_ERROR: 2260 return -EINVAL; 2261 case WMI_RF_SECTOR_STATUS_BUSY_ERROR: 2262 return -EAGAIN; 2263 case WMI_RF_SECTOR_STATUS_NOT_SUPPORTED_ERROR: 2264 return -EOPNOTSUPP; 2265 default: 2266 return -EINVAL; 2267 } 2268 } 2269 2270 static int wil_rf_sector_get_cfg(struct wiphy *wiphy, 2271 struct wireless_dev *wdev, 2272 const void *data, int data_len) 2273 { 2274 struct wil6210_priv *wil = wdev_to_wil(wdev); 2275 struct wil6210_vif *vif = wdev_to_vif(wil, wdev); 2276 int rc; 2277 struct nlattr *tb[QCA_ATTR_DMG_RF_SECTOR_MAX + 1]; 2278 u16 sector_index; 2279 u8 sector_type; 2280 u32 rf_modules_vec; 2281 struct wmi_get_rf_sector_params_cmd cmd; 2282 struct { 2283 struct wmi_cmd_hdr wmi; 2284 struct wmi_get_rf_sector_params_done_event evt; 2285 } __packed reply = { 2286 .evt = {.status = WMI_RF_SECTOR_STATUS_NOT_SUPPORTED_ERROR}, 2287 }; 2288 struct sk_buff *msg; 2289 struct nlattr *nl_cfgs, *nl_cfg; 2290 u32 i; 2291 struct wmi_rf_sector_info *si; 2292 2293 if (!test_bit(WMI_FW_CAPABILITY_RF_SECTORS, wil->fw_capabilities)) 2294 return -EOPNOTSUPP; 2295 2296 rc = nla_parse(tb, QCA_ATTR_DMG_RF_SECTOR_MAX, data, data_len, 2297 wil_rf_sector_policy, NULL); 2298 if (rc) { 2299 wil_err(wil, "Invalid rf sector ATTR\n"); 2300 return rc; 2301 } 2302 2303 if (!tb[QCA_ATTR_DMG_RF_SECTOR_INDEX] || 2304 !tb[QCA_ATTR_DMG_RF_SECTOR_TYPE] || 2305 !tb[QCA_ATTR_DMG_RF_MODULE_MASK]) { 2306 wil_err(wil, "Invalid rf sector spec\n"); 2307 return -EINVAL; 2308 } 2309 2310 sector_index = nla_get_u16( 2311 tb[QCA_ATTR_DMG_RF_SECTOR_INDEX]); 2312 if (sector_index >= WIL_MAX_RF_SECTORS) { 2313 wil_err(wil, "Invalid sector index %d\n", sector_index); 2314 return -EINVAL; 2315 } 2316 2317 sector_type = nla_get_u8(tb[QCA_ATTR_DMG_RF_SECTOR_TYPE]); 2318 if (sector_type >= QCA_ATTR_DMG_RF_SECTOR_TYPE_MAX) { 2319 wil_err(wil, "Invalid sector type %d\n", sector_type); 2320 return -EINVAL; 2321 } 2322 2323 rf_modules_vec = nla_get_u32( 2324 tb[QCA_ATTR_DMG_RF_MODULE_MASK]); 2325 if (rf_modules_vec >= BIT(WMI_MAX_RF_MODULES_NUM)) { 2326 wil_err(wil, "Invalid rf module mask 0x%x\n", rf_modules_vec); 2327 return -EINVAL; 2328 } 2329 2330 cmd.sector_idx = cpu_to_le16(sector_index); 2331 cmd.sector_type = sector_type; 2332 cmd.rf_modules_vec = rf_modules_vec & 0xFF; 2333 rc = wmi_call(wil, WMI_GET_RF_SECTOR_PARAMS_CMDID, vif->mid, 2334 &cmd, sizeof(cmd), WMI_GET_RF_SECTOR_PARAMS_DONE_EVENTID, 2335 &reply, sizeof(reply), 2336 500); 2337 if (rc) 2338 return rc; 2339 if (reply.evt.status) { 2340 wil_err(wil, "get rf sector cfg failed with status %d\n", 2341 reply.evt.status); 2342 return wil_rf_sector_status_to_rc(reply.evt.status); 2343 } 2344 2345 msg = cfg80211_vendor_cmd_alloc_reply_skb( 2346 wiphy, 64 * WMI_MAX_RF_MODULES_NUM); 2347 if (!msg) 2348 return -ENOMEM; 2349 2350 if (nla_put_u64_64bit(msg, QCA_ATTR_TSF, 2351 le64_to_cpu(reply.evt.tsf), 2352 QCA_ATTR_PAD)) 2353 goto nla_put_failure; 2354 2355 nl_cfgs = nla_nest_start(msg, QCA_ATTR_DMG_RF_SECTOR_CFG); 2356 if (!nl_cfgs) 2357 goto nla_put_failure; 2358 for (i = 0; i < WMI_MAX_RF_MODULES_NUM; i++) { 2359 if (!(rf_modules_vec & BIT(i))) 2360 continue; 2361 nl_cfg = nla_nest_start(msg, i); 2362 if (!nl_cfg) 2363 goto nla_put_failure; 2364 si = &reply.evt.sectors_info[i]; 2365 if (nla_put_u8(msg, QCA_ATTR_DMG_RF_SECTOR_CFG_MODULE_INDEX, 2366 i) || 2367 nla_put_u32(msg, QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE0, 2368 le32_to_cpu(si->etype0)) || 2369 nla_put_u32(msg, QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE1, 2370 le32_to_cpu(si->etype1)) || 2371 nla_put_u32(msg, QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE2, 2372 le32_to_cpu(si->etype2)) || 2373 nla_put_u32(msg, QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_HI, 2374 le32_to_cpu(si->psh_hi)) || 2375 nla_put_u32(msg, QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_LO, 2376 le32_to_cpu(si->psh_lo)) || 2377 nla_put_u32(msg, QCA_ATTR_DMG_RF_SECTOR_CFG_DTYPE_X16, 2378 le32_to_cpu(si->dtype_swch_off))) 2379 goto nla_put_failure; 2380 nla_nest_end(msg, nl_cfg); 2381 } 2382 2383 nla_nest_end(msg, nl_cfgs); 2384 rc = cfg80211_vendor_cmd_reply(msg); 2385 return rc; 2386 nla_put_failure: 2387 kfree_skb(msg); 2388 return -ENOBUFS; 2389 } 2390 2391 static int wil_rf_sector_set_cfg(struct wiphy *wiphy, 2392 struct wireless_dev *wdev, 2393 const void *data, int data_len) 2394 { 2395 struct wil6210_priv *wil = wdev_to_wil(wdev); 2396 struct wil6210_vif *vif = wdev_to_vif(wil, wdev); 2397 int rc, tmp; 2398 struct nlattr *tb[QCA_ATTR_DMG_RF_SECTOR_MAX + 1]; 2399 struct nlattr *tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_MAX + 1]; 2400 u16 sector_index, rf_module_index; 2401 u8 sector_type; 2402 u32 rf_modules_vec = 0; 2403 struct wmi_set_rf_sector_params_cmd cmd; 2404 struct { 2405 struct wmi_cmd_hdr wmi; 2406 struct wmi_set_rf_sector_params_done_event evt; 2407 } __packed reply = { 2408 .evt = {.status = WMI_RF_SECTOR_STATUS_NOT_SUPPORTED_ERROR}, 2409 }; 2410 struct nlattr *nl_cfg; 2411 struct wmi_rf_sector_info *si; 2412 2413 if (!test_bit(WMI_FW_CAPABILITY_RF_SECTORS, wil->fw_capabilities)) 2414 return -EOPNOTSUPP; 2415 2416 rc = nla_parse(tb, QCA_ATTR_DMG_RF_SECTOR_MAX, data, data_len, 2417 wil_rf_sector_policy, NULL); 2418 if (rc) { 2419 wil_err(wil, "Invalid rf sector ATTR\n"); 2420 return rc; 2421 } 2422 2423 if (!tb[QCA_ATTR_DMG_RF_SECTOR_INDEX] || 2424 !tb[QCA_ATTR_DMG_RF_SECTOR_TYPE] || 2425 !tb[QCA_ATTR_DMG_RF_SECTOR_CFG]) { 2426 wil_err(wil, "Invalid rf sector spec\n"); 2427 return -EINVAL; 2428 } 2429 2430 sector_index = nla_get_u16( 2431 tb[QCA_ATTR_DMG_RF_SECTOR_INDEX]); 2432 if (sector_index >= WIL_MAX_RF_SECTORS) { 2433 wil_err(wil, "Invalid sector index %d\n", sector_index); 2434 return -EINVAL; 2435 } 2436 2437 sector_type = nla_get_u8(tb[QCA_ATTR_DMG_RF_SECTOR_TYPE]); 2438 if (sector_type >= QCA_ATTR_DMG_RF_SECTOR_TYPE_MAX) { 2439 wil_err(wil, "Invalid sector type %d\n", sector_type); 2440 return -EINVAL; 2441 } 2442 2443 memset(&cmd, 0, sizeof(cmd)); 2444 2445 cmd.sector_idx = cpu_to_le16(sector_index); 2446 cmd.sector_type = sector_type; 2447 nla_for_each_nested(nl_cfg, tb[QCA_ATTR_DMG_RF_SECTOR_CFG], 2448 tmp) { 2449 rc = nla_parse_nested(tb2, QCA_ATTR_DMG_RF_SECTOR_CFG_MAX, 2450 nl_cfg, wil_rf_sector_cfg_policy, 2451 NULL); 2452 if (rc) { 2453 wil_err(wil, "invalid sector cfg\n"); 2454 return -EINVAL; 2455 } 2456 2457 if (!tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_MODULE_INDEX] || 2458 !tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE0] || 2459 !tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE1] || 2460 !tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE2] || 2461 !tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_HI] || 2462 !tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_LO] || 2463 !tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_DTYPE_X16]) { 2464 wil_err(wil, "missing cfg params\n"); 2465 return -EINVAL; 2466 } 2467 2468 rf_module_index = nla_get_u8( 2469 tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_MODULE_INDEX]); 2470 if (rf_module_index >= WMI_MAX_RF_MODULES_NUM) { 2471 wil_err(wil, "invalid RF module index %d\n", 2472 rf_module_index); 2473 return -EINVAL; 2474 } 2475 rf_modules_vec |= BIT(rf_module_index); 2476 si = &cmd.sectors_info[rf_module_index]; 2477 si->etype0 = cpu_to_le32(nla_get_u32( 2478 tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE0])); 2479 si->etype1 = cpu_to_le32(nla_get_u32( 2480 tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE1])); 2481 si->etype2 = cpu_to_le32(nla_get_u32( 2482 tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE2])); 2483 si->psh_hi = cpu_to_le32(nla_get_u32( 2484 tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_HI])); 2485 si->psh_lo = cpu_to_le32(nla_get_u32( 2486 tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_LO])); 2487 si->dtype_swch_off = cpu_to_le32(nla_get_u32( 2488 tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_DTYPE_X16])); 2489 } 2490 2491 cmd.rf_modules_vec = rf_modules_vec & 0xFF; 2492 rc = wmi_call(wil, WMI_SET_RF_SECTOR_PARAMS_CMDID, vif->mid, 2493 &cmd, sizeof(cmd), WMI_SET_RF_SECTOR_PARAMS_DONE_EVENTID, 2494 &reply, sizeof(reply), 2495 500); 2496 if (rc) 2497 return rc; 2498 return wil_rf_sector_status_to_rc(reply.evt.status); 2499 } 2500 2501 static int wil_rf_sector_get_selected(struct wiphy *wiphy, 2502 struct wireless_dev *wdev, 2503 const void *data, int data_len) 2504 { 2505 struct wil6210_priv *wil = wdev_to_wil(wdev); 2506 struct wil6210_vif *vif = wdev_to_vif(wil, wdev); 2507 int rc; 2508 struct nlattr *tb[QCA_ATTR_DMG_RF_SECTOR_MAX + 1]; 2509 u8 sector_type, mac_addr[ETH_ALEN]; 2510 int cid = 0; 2511 struct wmi_get_selected_rf_sector_index_cmd cmd; 2512 struct { 2513 struct wmi_cmd_hdr wmi; 2514 struct wmi_get_selected_rf_sector_index_done_event evt; 2515 } __packed reply = { 2516 .evt = {.status = WMI_RF_SECTOR_STATUS_NOT_SUPPORTED_ERROR}, 2517 }; 2518 struct sk_buff *msg; 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_TYPE]) { 2531 wil_err(wil, "Invalid rf sector spec\n"); 2532 return -EINVAL; 2533 } 2534 sector_type = nla_get_u8(tb[QCA_ATTR_DMG_RF_SECTOR_TYPE]); 2535 if (sector_type >= QCA_ATTR_DMG_RF_SECTOR_TYPE_MAX) { 2536 wil_err(wil, "Invalid sector type %d\n", sector_type); 2537 return -EINVAL; 2538 } 2539 2540 if (tb[QCA_ATTR_MAC_ADDR]) { 2541 ether_addr_copy(mac_addr, nla_data(tb[QCA_ATTR_MAC_ADDR])); 2542 cid = wil_find_cid(wil, vif->mid, mac_addr); 2543 if (cid < 0) { 2544 wil_err(wil, "invalid MAC address %pM\n", mac_addr); 2545 return -ENOENT; 2546 } 2547 } else { 2548 if (test_bit(wil_vif_fwconnected, vif->status)) { 2549 wil_err(wil, "must specify MAC address when connected\n"); 2550 return -EINVAL; 2551 } 2552 } 2553 2554 memset(&cmd, 0, sizeof(cmd)); 2555 cmd.cid = (u8)cid; 2556 cmd.sector_type = sector_type; 2557 rc = wmi_call(wil, WMI_GET_SELECTED_RF_SECTOR_INDEX_CMDID, vif->mid, 2558 &cmd, sizeof(cmd), 2559 WMI_GET_SELECTED_RF_SECTOR_INDEX_DONE_EVENTID, 2560 &reply, sizeof(reply), 2561 500); 2562 if (rc) 2563 return rc; 2564 if (reply.evt.status) { 2565 wil_err(wil, "get rf selected sector cfg failed with status %d\n", 2566 reply.evt.status); 2567 return wil_rf_sector_status_to_rc(reply.evt.status); 2568 } 2569 2570 msg = cfg80211_vendor_cmd_alloc_reply_skb( 2571 wiphy, 64 * WMI_MAX_RF_MODULES_NUM); 2572 if (!msg) 2573 return -ENOMEM; 2574 2575 if (nla_put_u64_64bit(msg, QCA_ATTR_TSF, 2576 le64_to_cpu(reply.evt.tsf), 2577 QCA_ATTR_PAD) || 2578 nla_put_u16(msg, QCA_ATTR_DMG_RF_SECTOR_INDEX, 2579 le16_to_cpu(reply.evt.sector_idx))) 2580 goto nla_put_failure; 2581 2582 rc = cfg80211_vendor_cmd_reply(msg); 2583 return rc; 2584 nla_put_failure: 2585 kfree_skb(msg); 2586 return -ENOBUFS; 2587 } 2588 2589 static int wil_rf_sector_wmi_set_selected(struct wil6210_priv *wil, 2590 u8 mid, u16 sector_index, 2591 u8 sector_type, u8 cid) 2592 { 2593 struct wmi_set_selected_rf_sector_index_cmd cmd; 2594 struct { 2595 struct wmi_cmd_hdr wmi; 2596 struct wmi_set_selected_rf_sector_index_done_event evt; 2597 } __packed reply = { 2598 .evt = {.status = WMI_RF_SECTOR_STATUS_NOT_SUPPORTED_ERROR}, 2599 }; 2600 int rc; 2601 2602 memset(&cmd, 0, sizeof(cmd)); 2603 cmd.sector_idx = cpu_to_le16(sector_index); 2604 cmd.sector_type = sector_type; 2605 cmd.cid = (u8)cid; 2606 rc = wmi_call(wil, WMI_SET_SELECTED_RF_SECTOR_INDEX_CMDID, mid, 2607 &cmd, sizeof(cmd), 2608 WMI_SET_SELECTED_RF_SECTOR_INDEX_DONE_EVENTID, 2609 &reply, sizeof(reply), 2610 500); 2611 if (rc) 2612 return rc; 2613 return wil_rf_sector_status_to_rc(reply.evt.status); 2614 } 2615 2616 static int wil_rf_sector_set_selected(struct wiphy *wiphy, 2617 struct wireless_dev *wdev, 2618 const void *data, int data_len) 2619 { 2620 struct wil6210_priv *wil = wdev_to_wil(wdev); 2621 struct wil6210_vif *vif = wdev_to_vif(wil, wdev); 2622 int rc; 2623 struct nlattr *tb[QCA_ATTR_DMG_RF_SECTOR_MAX + 1]; 2624 u16 sector_index; 2625 u8 sector_type, mac_addr[ETH_ALEN], i; 2626 int cid = 0; 2627 2628 if (!test_bit(WMI_FW_CAPABILITY_RF_SECTORS, wil->fw_capabilities)) 2629 return -EOPNOTSUPP; 2630 2631 rc = nla_parse(tb, QCA_ATTR_DMG_RF_SECTOR_MAX, data, data_len, 2632 wil_rf_sector_policy, NULL); 2633 if (rc) { 2634 wil_err(wil, "Invalid rf sector ATTR\n"); 2635 return rc; 2636 } 2637 2638 if (!tb[QCA_ATTR_DMG_RF_SECTOR_INDEX] || 2639 !tb[QCA_ATTR_DMG_RF_SECTOR_TYPE]) { 2640 wil_err(wil, "Invalid rf sector spec\n"); 2641 return -EINVAL; 2642 } 2643 2644 sector_index = nla_get_u16( 2645 tb[QCA_ATTR_DMG_RF_SECTOR_INDEX]); 2646 if (sector_index >= WIL_MAX_RF_SECTORS && 2647 sector_index != WMI_INVALID_RF_SECTOR_INDEX) { 2648 wil_err(wil, "Invalid sector index %d\n", sector_index); 2649 return -EINVAL; 2650 } 2651 2652 sector_type = nla_get_u8(tb[QCA_ATTR_DMG_RF_SECTOR_TYPE]); 2653 if (sector_type >= QCA_ATTR_DMG_RF_SECTOR_TYPE_MAX) { 2654 wil_err(wil, "Invalid sector type %d\n", sector_type); 2655 return -EINVAL; 2656 } 2657 2658 if (tb[QCA_ATTR_MAC_ADDR]) { 2659 ether_addr_copy(mac_addr, nla_data(tb[QCA_ATTR_MAC_ADDR])); 2660 if (!is_broadcast_ether_addr(mac_addr)) { 2661 cid = wil_find_cid(wil, vif->mid, mac_addr); 2662 if (cid < 0) { 2663 wil_err(wil, "invalid MAC address %pM\n", 2664 mac_addr); 2665 return -ENOENT; 2666 } 2667 } else { 2668 if (sector_index != WMI_INVALID_RF_SECTOR_INDEX) { 2669 wil_err(wil, "broadcast MAC valid only with unlocking\n"); 2670 return -EINVAL; 2671 } 2672 cid = -1; 2673 } 2674 } else { 2675 if (test_bit(wil_vif_fwconnected, vif->status)) { 2676 wil_err(wil, "must specify MAC address when connected\n"); 2677 return -EINVAL; 2678 } 2679 /* otherwise, using cid=0 for unassociated station */ 2680 } 2681 2682 if (cid >= 0) { 2683 rc = wil_rf_sector_wmi_set_selected(wil, vif->mid, sector_index, 2684 sector_type, cid); 2685 } else { 2686 /* unlock all cids */ 2687 rc = wil_rf_sector_wmi_set_selected( 2688 wil, vif->mid, WMI_INVALID_RF_SECTOR_INDEX, 2689 sector_type, WIL_CID_ALL); 2690 if (rc == -EINVAL) { 2691 for (i = 0; i < WIL6210_MAX_CID; i++) { 2692 if (wil->sta[i].mid != vif->mid) 2693 continue; 2694 rc = wil_rf_sector_wmi_set_selected( 2695 wil, vif->mid, 2696 WMI_INVALID_RF_SECTOR_INDEX, 2697 sector_type, i); 2698 /* the FW will silently ignore and return 2699 * success for unused cid, so abort the loop 2700 * on any other error 2701 */ 2702 if (rc) { 2703 wil_err(wil, "unlock cid %d failed with status %d\n", 2704 i, rc); 2705 break; 2706 } 2707 } 2708 } 2709 } 2710 2711 return rc; 2712 } 2713