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 rc = wmi_call(wil, WMI_NOTIFY_REQ_CMDID, vif->mid, &cmd, sizeof(cmd), 280 WMI_NOTIFY_REQ_DONE_EVENTID, &reply, sizeof(reply), 20); 281 if (rc) 282 return rc; 283 284 wil_dbg_wmi(wil, "Link status for CID %d MID %d: {\n" 285 " MCS %d TSF 0x%016llx\n" 286 " BF status 0x%08x RSSI %d SQI %d%%\n" 287 " Tx Tpt %d goodput %d Rx goodput %d\n" 288 " Sectors(rx:tx) my %d:%d peer %d:%d\n""}\n", 289 cid, vif->mid, le16_to_cpu(reply.evt.bf_mcs), 290 le64_to_cpu(reply.evt.tsf), reply.evt.status, 291 reply.evt.rssi, 292 reply.evt.sqi, 293 le32_to_cpu(reply.evt.tx_tpt), 294 le32_to_cpu(reply.evt.tx_goodput), 295 le32_to_cpu(reply.evt.rx_goodput), 296 le16_to_cpu(reply.evt.my_rx_sector), 297 le16_to_cpu(reply.evt.my_tx_sector), 298 le16_to_cpu(reply.evt.other_rx_sector), 299 le16_to_cpu(reply.evt.other_tx_sector)); 300 301 sinfo->generation = wil->sinfo_gen; 302 303 sinfo->filled = BIT(NL80211_STA_INFO_RX_BYTES) | 304 BIT(NL80211_STA_INFO_TX_BYTES) | 305 BIT(NL80211_STA_INFO_RX_PACKETS) | 306 BIT(NL80211_STA_INFO_TX_PACKETS) | 307 BIT(NL80211_STA_INFO_RX_BITRATE) | 308 BIT(NL80211_STA_INFO_TX_BITRATE) | 309 BIT(NL80211_STA_INFO_RX_DROP_MISC) | 310 BIT(NL80211_STA_INFO_TX_FAILED); 311 312 sinfo->txrate.flags = RATE_INFO_FLAGS_60G; 313 sinfo->txrate.mcs = le16_to_cpu(reply.evt.bf_mcs); 314 sinfo->rxrate.mcs = stats->last_mcs_rx; 315 sinfo->rx_bytes = stats->rx_bytes; 316 sinfo->rx_packets = stats->rx_packets; 317 sinfo->rx_dropped_misc = stats->rx_dropped; 318 sinfo->tx_bytes = stats->tx_bytes; 319 sinfo->tx_packets = stats->tx_packets; 320 sinfo->tx_failed = stats->tx_errors; 321 322 if (test_bit(wil_vif_fwconnected, vif->status)) { 323 sinfo->filled |= BIT(NL80211_STA_INFO_SIGNAL); 324 if (test_bit(WMI_FW_CAPABILITY_RSSI_REPORTING, 325 wil->fw_capabilities)) 326 sinfo->signal = reply.evt.rssi; 327 else 328 sinfo->signal = reply.evt.sqi; 329 } 330 331 return rc; 332 } 333 334 static int wil_cfg80211_get_station(struct wiphy *wiphy, 335 struct net_device *ndev, 336 const u8 *mac, struct station_info *sinfo) 337 { 338 struct wil6210_vif *vif = ndev_to_vif(ndev); 339 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 340 int rc; 341 342 int cid = wil_find_cid(wil, vif->mid, mac); 343 344 wil_dbg_misc(wil, "get_station: %pM CID %d MID %d\n", mac, cid, 345 vif->mid); 346 if (cid < 0) 347 return cid; 348 349 rc = wil_cid_fill_sinfo(vif, cid, sinfo); 350 351 return rc; 352 } 353 354 /* 355 * Find @idx-th active STA for specific MID for station dump. 356 */ 357 static int wil_find_cid_by_idx(struct wil6210_priv *wil, u8 mid, int idx) 358 { 359 int i; 360 361 for (i = 0; i < ARRAY_SIZE(wil->sta); i++) { 362 if (wil->sta[i].status == wil_sta_unused) 363 continue; 364 if (wil->sta[i].mid != mid) 365 continue; 366 if (idx == 0) 367 return i; 368 idx--; 369 } 370 371 return -ENOENT; 372 } 373 374 static int wil_cfg80211_dump_station(struct wiphy *wiphy, 375 struct net_device *dev, int idx, 376 u8 *mac, struct station_info *sinfo) 377 { 378 struct wil6210_vif *vif = ndev_to_vif(dev); 379 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 380 int rc; 381 int cid = wil_find_cid_by_idx(wil, vif->mid, idx); 382 383 if (cid < 0) 384 return -ENOENT; 385 386 ether_addr_copy(mac, wil->sta[cid].addr); 387 wil_dbg_misc(wil, "dump_station: %pM CID %d MID %d\n", mac, cid, 388 vif->mid); 389 390 rc = wil_cid_fill_sinfo(vif, cid, sinfo); 391 392 return rc; 393 } 394 395 static int wil_cfg80211_start_p2p_device(struct wiphy *wiphy, 396 struct wireless_dev *wdev) 397 { 398 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 399 400 wil_dbg_misc(wil, "start_p2p_device: entered\n"); 401 wil->p2p_dev_started = 1; 402 return 0; 403 } 404 405 static void wil_cfg80211_stop_p2p_device(struct wiphy *wiphy, 406 struct wireless_dev *wdev) 407 { 408 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 409 410 if (!wil->p2p_dev_started) 411 return; 412 413 wil_dbg_misc(wil, "stop_p2p_device: entered\n"); 414 mutex_lock(&wil->mutex); 415 mutex_lock(&wil->vif_mutex); 416 wil_p2p_stop_radio_operations(wil); 417 wil->p2p_dev_started = 0; 418 mutex_unlock(&wil->vif_mutex); 419 mutex_unlock(&wil->mutex); 420 } 421 422 static int wil_cfg80211_validate_add_iface(struct wil6210_priv *wil, 423 enum nl80211_iftype new_type) 424 { 425 int i; 426 struct wireless_dev *wdev; 427 struct iface_combination_params params = { 428 .num_different_channels = 1, 429 }; 430 431 for (i = 0; i < wil->max_vifs; i++) { 432 if (wil->vifs[i]) { 433 wdev = vif_to_wdev(wil->vifs[i]); 434 params.iftype_num[wdev->iftype]++; 435 } 436 } 437 params.iftype_num[new_type]++; 438 return cfg80211_check_combinations(wil->wiphy, ¶ms); 439 } 440 441 static int wil_cfg80211_validate_change_iface(struct wil6210_priv *wil, 442 struct wil6210_vif *vif, 443 enum nl80211_iftype new_type) 444 { 445 int i, ret = 0; 446 struct wireless_dev *wdev; 447 struct iface_combination_params params = { 448 .num_different_channels = 1, 449 }; 450 bool check_combos = false; 451 452 for (i = 0; i < wil->max_vifs; i++) { 453 struct wil6210_vif *vif_pos = wil->vifs[i]; 454 455 if (vif_pos && vif != vif_pos) { 456 wdev = vif_to_wdev(vif_pos); 457 params.iftype_num[wdev->iftype]++; 458 check_combos = true; 459 } 460 } 461 462 if (check_combos) { 463 params.iftype_num[new_type]++; 464 ret = cfg80211_check_combinations(wil->wiphy, ¶ms); 465 } 466 return ret; 467 } 468 469 static struct wireless_dev * 470 wil_cfg80211_add_iface(struct wiphy *wiphy, const char *name, 471 unsigned char name_assign_type, 472 enum nl80211_iftype type, 473 struct vif_params *params) 474 { 475 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 476 struct net_device *ndev_main = wil->main_ndev, *ndev; 477 struct wil6210_vif *vif; 478 struct wireless_dev *p2p_wdev, *wdev; 479 int rc; 480 481 wil_dbg_misc(wil, "add_iface, type %d\n", type); 482 483 /* P2P device is not a real virtual interface, it is a management-only 484 * interface that shares the main interface. 485 * Skip concurrency checks here. 486 */ 487 if (type == NL80211_IFTYPE_P2P_DEVICE) { 488 if (wil->p2p_wdev) { 489 wil_err(wil, "P2P_DEVICE interface already created\n"); 490 return ERR_PTR(-EINVAL); 491 } 492 493 p2p_wdev = kzalloc(sizeof(*p2p_wdev), GFP_KERNEL); 494 if (!p2p_wdev) 495 return ERR_PTR(-ENOMEM); 496 497 p2p_wdev->iftype = type; 498 p2p_wdev->wiphy = wiphy; 499 /* use our primary ethernet address */ 500 ether_addr_copy(p2p_wdev->address, ndev_main->perm_addr); 501 502 wil->p2p_wdev = p2p_wdev; 503 504 return p2p_wdev; 505 } 506 507 if (!wil->wiphy->n_iface_combinations) { 508 wil_err(wil, "virtual interfaces not supported\n"); 509 return ERR_PTR(-EINVAL); 510 } 511 512 rc = wil_cfg80211_validate_add_iface(wil, type); 513 if (rc) { 514 wil_err(wil, "iface validation failed, err=%d\n", rc); 515 return ERR_PTR(rc); 516 } 517 518 vif = wil_vif_alloc(wil, name, name_assign_type, type); 519 if (IS_ERR(vif)) 520 return ERR_CAST(vif); 521 522 ndev = vif_to_ndev(vif); 523 ether_addr_copy(ndev->perm_addr, ndev_main->perm_addr); 524 if (is_valid_ether_addr(params->macaddr)) { 525 ether_addr_copy(ndev->dev_addr, params->macaddr); 526 } else { 527 ether_addr_copy(ndev->dev_addr, ndev_main->perm_addr); 528 ndev->dev_addr[0] = (ndev->dev_addr[0] ^ (1 << vif->mid)) | 529 0x2; /* locally administered */ 530 } 531 wdev = vif_to_wdev(vif); 532 ether_addr_copy(wdev->address, ndev->dev_addr); 533 534 rc = wil_vif_add(wil, vif); 535 if (rc) 536 goto out; 537 538 wil_info(wil, "added VIF, mid %d iftype %d MAC %pM\n", 539 vif->mid, type, wdev->address); 540 return wdev; 541 out: 542 wil_vif_free(vif); 543 return ERR_PTR(rc); 544 } 545 546 int wil_vif_prepare_stop(struct wil6210_vif *vif) 547 { 548 struct wil6210_priv *wil = vif_to_wil(vif); 549 struct wireless_dev *wdev = vif_to_wdev(vif); 550 struct net_device *ndev; 551 int rc; 552 553 if (wdev->iftype != NL80211_IFTYPE_AP) 554 return 0; 555 556 ndev = vif_to_ndev(vif); 557 if (netif_carrier_ok(ndev)) { 558 rc = wmi_pcp_stop(vif); 559 if (rc) { 560 wil_info(wil, "failed to stop AP, status %d\n", 561 rc); 562 /* continue */ 563 } 564 wil_bcast_fini(vif); 565 netif_carrier_off(ndev); 566 } 567 568 return 0; 569 } 570 571 static int wil_cfg80211_del_iface(struct wiphy *wiphy, 572 struct wireless_dev *wdev) 573 { 574 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 575 struct wil6210_vif *vif = wdev_to_vif(wil, wdev); 576 int rc; 577 578 wil_dbg_misc(wil, "del_iface\n"); 579 580 if (wdev->iftype == NL80211_IFTYPE_P2P_DEVICE) { 581 if (wdev != wil->p2p_wdev) { 582 wil_err(wil, "delete of incorrect interface 0x%p\n", 583 wdev); 584 return -EINVAL; 585 } 586 587 wil_cfg80211_stop_p2p_device(wiphy, wdev); 588 wil_p2p_wdev_free(wil); 589 return 0; 590 } 591 592 if (vif->mid == 0) { 593 wil_err(wil, "cannot remove the main interface\n"); 594 return -EINVAL; 595 } 596 597 rc = wil_vif_prepare_stop(vif); 598 if (rc) 599 goto out; 600 601 wil_info(wil, "deleted VIF, mid %d iftype %d MAC %pM\n", 602 vif->mid, wdev->iftype, wdev->address); 603 604 wil_vif_remove(wil, vif->mid); 605 out: 606 return rc; 607 } 608 609 static int wil_cfg80211_change_iface(struct wiphy *wiphy, 610 struct net_device *ndev, 611 enum nl80211_iftype type, 612 struct vif_params *params) 613 { 614 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 615 struct wil6210_vif *vif = ndev_to_vif(ndev); 616 struct wireless_dev *wdev = vif_to_wdev(vif); 617 int rc; 618 bool fw_reset = false; 619 620 wil_dbg_misc(wil, "change_iface: type=%d\n", type); 621 622 if (wiphy->n_iface_combinations) { 623 rc = wil_cfg80211_validate_change_iface(wil, vif, type); 624 if (rc) { 625 wil_err(wil, "iface validation failed, err=%d\n", rc); 626 return rc; 627 } 628 } 629 630 /* do not reset FW when there are active VIFs, 631 * because it can cause significant disruption 632 */ 633 if (!wil_has_other_active_ifaces(wil, ndev, true, false) && 634 netif_running(ndev) && !wil_is_recovery_blocked(wil)) { 635 wil_dbg_misc(wil, "interface is up. resetting...\n"); 636 mutex_lock(&wil->mutex); 637 __wil_down(wil); 638 rc = __wil_up(wil); 639 mutex_unlock(&wil->mutex); 640 641 if (rc) 642 return rc; 643 fw_reset = true; 644 } 645 646 switch (type) { 647 case NL80211_IFTYPE_STATION: 648 case NL80211_IFTYPE_AP: 649 case NL80211_IFTYPE_P2P_CLIENT: 650 case NL80211_IFTYPE_P2P_GO: 651 break; 652 case NL80211_IFTYPE_MONITOR: 653 if (params->flags) 654 wil->monitor_flags = params->flags; 655 break; 656 default: 657 return -EOPNOTSUPP; 658 } 659 660 if (vif->mid != 0 && wil_has_active_ifaces(wil, true, false)) { 661 if (!fw_reset) 662 wil_vif_prepare_stop(vif); 663 rc = wmi_port_delete(wil, vif->mid); 664 if (rc) 665 return rc; 666 rc = wmi_port_allocate(wil, vif->mid, ndev->dev_addr, type); 667 if (rc) 668 return rc; 669 } 670 671 wdev->iftype = type; 672 return 0; 673 } 674 675 static int wil_cfg80211_scan(struct wiphy *wiphy, 676 struct cfg80211_scan_request *request) 677 { 678 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 679 struct wireless_dev *wdev = request->wdev; 680 struct wil6210_vif *vif = wdev_to_vif(wil, wdev); 681 struct { 682 struct wmi_start_scan_cmd cmd; 683 u16 chnl[4]; 684 } __packed cmd; 685 uint i, n; 686 int rc; 687 688 wil_dbg_misc(wil, "scan: wdev=0x%p iftype=%d\n", wdev, wdev->iftype); 689 690 /* check we are client side */ 691 switch (wdev->iftype) { 692 case NL80211_IFTYPE_STATION: 693 case NL80211_IFTYPE_P2P_CLIENT: 694 case NL80211_IFTYPE_P2P_DEVICE: 695 break; 696 default: 697 return -EOPNOTSUPP; 698 } 699 700 /* FW don't support scan after connection attempt */ 701 if (test_bit(wil_status_dontscan, wil->status)) { 702 wil_err(wil, "Can't scan now\n"); 703 return -EBUSY; 704 } 705 706 mutex_lock(&wil->mutex); 707 708 mutex_lock(&wil->vif_mutex); 709 if (vif->scan_request || vif->p2p.discovery_started) { 710 wil_err(wil, "Already scanning\n"); 711 mutex_unlock(&wil->vif_mutex); 712 rc = -EAGAIN; 713 goto out; 714 } 715 mutex_unlock(&wil->vif_mutex); 716 717 if (wdev->iftype == NL80211_IFTYPE_P2P_DEVICE) { 718 if (!wil->p2p_dev_started) { 719 wil_err(wil, "P2P search requested on stopped P2P device\n"); 720 rc = -EIO; 721 goto out; 722 } 723 /* social scan on P2P_DEVICE is handled as p2p search */ 724 if (wil_p2p_is_social_scan(request)) { 725 vif->scan_request = request; 726 if (vif->mid == 0) 727 wil->radio_wdev = wdev; 728 rc = wil_p2p_search(vif, request); 729 if (rc) { 730 if (vif->mid == 0) 731 wil->radio_wdev = 732 wil->main_ndev->ieee80211_ptr; 733 vif->scan_request = NULL; 734 } 735 goto out; 736 } 737 } 738 739 (void)wil_p2p_stop_discovery(vif); 740 741 wil_dbg_misc(wil, "Start scan_request 0x%p\n", request); 742 wil_dbg_misc(wil, "SSID count: %d", request->n_ssids); 743 744 for (i = 0; i < request->n_ssids; i++) { 745 wil_dbg_misc(wil, "SSID[%d]", i); 746 wil_hex_dump_misc("SSID ", DUMP_PREFIX_OFFSET, 16, 1, 747 request->ssids[i].ssid, 748 request->ssids[i].ssid_len, true); 749 } 750 751 if (request->n_ssids) 752 rc = wmi_set_ssid(vif, request->ssids[0].ssid_len, 753 request->ssids[0].ssid); 754 else 755 rc = wmi_set_ssid(vif, 0, NULL); 756 757 if (rc) { 758 wil_err(wil, "set SSID for scan request failed: %d\n", rc); 759 goto out; 760 } 761 762 vif->scan_request = request; 763 mod_timer(&vif->scan_timer, jiffies + WIL6210_SCAN_TO); 764 765 memset(&cmd, 0, sizeof(cmd)); 766 cmd.cmd.scan_type = WMI_ACTIVE_SCAN; 767 cmd.cmd.num_channels = 0; 768 n = min(request->n_channels, 4U); 769 for (i = 0; i < n; i++) { 770 int ch = request->channels[i]->hw_value; 771 772 if (ch == 0) { 773 wil_err(wil, 774 "Scan requested for unknown frequency %dMhz\n", 775 request->channels[i]->center_freq); 776 continue; 777 } 778 /* 0-based channel indexes */ 779 cmd.cmd.channel_list[cmd.cmd.num_channels++].channel = ch - 1; 780 wil_dbg_misc(wil, "Scan for ch %d : %d MHz\n", ch, 781 request->channels[i]->center_freq); 782 } 783 784 if (request->ie_len) 785 wil_hex_dump_misc("Scan IE ", DUMP_PREFIX_OFFSET, 16, 1, 786 request->ie, request->ie_len, true); 787 else 788 wil_dbg_misc(wil, "Scan has no IE's\n"); 789 790 rc = wmi_set_ie(vif, WMI_FRAME_PROBE_REQ, 791 request->ie_len, request->ie); 792 if (rc) 793 goto out_restore; 794 795 if (wil->discovery_mode && cmd.cmd.scan_type == WMI_ACTIVE_SCAN) { 796 cmd.cmd.discovery_mode = 1; 797 wil_dbg_misc(wil, "active scan with discovery_mode=1\n"); 798 } 799 800 if (vif->mid == 0) 801 wil->radio_wdev = wdev; 802 rc = wmi_send(wil, WMI_START_SCAN_CMDID, vif->mid, 803 &cmd, sizeof(cmd.cmd) + 804 cmd.cmd.num_channels * sizeof(cmd.cmd.channel_list[0])); 805 806 out_restore: 807 if (rc) { 808 del_timer_sync(&vif->scan_timer); 809 if (vif->mid == 0) 810 wil->radio_wdev = wil->main_ndev->ieee80211_ptr; 811 vif->scan_request = NULL; 812 } 813 out: 814 mutex_unlock(&wil->mutex); 815 return rc; 816 } 817 818 static void wil_cfg80211_abort_scan(struct wiphy *wiphy, 819 struct wireless_dev *wdev) 820 { 821 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 822 struct wil6210_vif *vif = wdev_to_vif(wil, wdev); 823 824 wil_dbg_misc(wil, "wdev=0x%p iftype=%d\n", wdev, wdev->iftype); 825 826 mutex_lock(&wil->mutex); 827 mutex_lock(&wil->vif_mutex); 828 829 if (!vif->scan_request) 830 goto out; 831 832 if (wdev != vif->scan_request->wdev) { 833 wil_dbg_misc(wil, "abort scan was called on the wrong iface\n"); 834 goto out; 835 } 836 837 if (wdev == wil->p2p_wdev && wil->radio_wdev == wil->p2p_wdev) 838 wil_p2p_stop_radio_operations(wil); 839 else 840 wil_abort_scan(vif, true); 841 842 out: 843 mutex_unlock(&wil->vif_mutex); 844 mutex_unlock(&wil->mutex); 845 } 846 847 static void wil_print_crypto(struct wil6210_priv *wil, 848 struct cfg80211_crypto_settings *c) 849 { 850 int i, n; 851 852 wil_dbg_misc(wil, "WPA versions: 0x%08x cipher group 0x%08x\n", 853 c->wpa_versions, c->cipher_group); 854 wil_dbg_misc(wil, "Pairwise ciphers [%d] {\n", c->n_ciphers_pairwise); 855 n = min_t(int, c->n_ciphers_pairwise, ARRAY_SIZE(c->ciphers_pairwise)); 856 for (i = 0; i < n; i++) 857 wil_dbg_misc(wil, " [%d] = 0x%08x\n", i, 858 c->ciphers_pairwise[i]); 859 wil_dbg_misc(wil, "}\n"); 860 wil_dbg_misc(wil, "AKM suites [%d] {\n", c->n_akm_suites); 861 n = min_t(int, c->n_akm_suites, ARRAY_SIZE(c->akm_suites)); 862 for (i = 0; i < n; i++) 863 wil_dbg_misc(wil, " [%d] = 0x%08x\n", i, 864 c->akm_suites[i]); 865 wil_dbg_misc(wil, "}\n"); 866 wil_dbg_misc(wil, "Control port : %d, eth_type 0x%04x no_encrypt %d\n", 867 c->control_port, be16_to_cpu(c->control_port_ethertype), 868 c->control_port_no_encrypt); 869 } 870 871 static void wil_print_connect_params(struct wil6210_priv *wil, 872 struct cfg80211_connect_params *sme) 873 { 874 wil_info(wil, "Connecting to:\n"); 875 if (sme->channel) { 876 wil_info(wil, " Channel: %d freq %d\n", 877 sme->channel->hw_value, sme->channel->center_freq); 878 } 879 if (sme->bssid) 880 wil_info(wil, " BSSID: %pM\n", sme->bssid); 881 if (sme->ssid) 882 print_hex_dump(KERN_INFO, " SSID: ", DUMP_PREFIX_OFFSET, 883 16, 1, sme->ssid, sme->ssid_len, true); 884 wil_info(wil, " Privacy: %s\n", sme->privacy ? "secure" : "open"); 885 wil_info(wil, " PBSS: %d\n", sme->pbss); 886 wil_print_crypto(wil, &sme->crypto); 887 } 888 889 static int wil_cfg80211_connect(struct wiphy *wiphy, 890 struct net_device *ndev, 891 struct cfg80211_connect_params *sme) 892 { 893 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 894 struct wil6210_vif *vif = ndev_to_vif(ndev); 895 struct cfg80211_bss *bss; 896 struct wmi_connect_cmd conn; 897 const u8 *ssid_eid; 898 const u8 *rsn_eid; 899 int ch; 900 int rc = 0; 901 enum ieee80211_bss_type bss_type = IEEE80211_BSS_TYPE_ESS; 902 903 wil_dbg_misc(wil, "connect, mid=%d\n", vif->mid); 904 wil_print_connect_params(wil, sme); 905 906 if (test_bit(wil_vif_fwconnecting, vif->status) || 907 test_bit(wil_vif_fwconnected, vif->status)) 908 return -EALREADY; 909 910 if (sme->ie_len > WMI_MAX_IE_LEN) { 911 wil_err(wil, "IE too large (%td bytes)\n", sme->ie_len); 912 return -ERANGE; 913 } 914 915 rsn_eid = sme->ie ? 916 cfg80211_find_ie(WLAN_EID_RSN, sme->ie, sme->ie_len) : 917 NULL; 918 if (sme->privacy && !rsn_eid) 919 wil_info(wil, "WSC connection\n"); 920 921 if (sme->pbss) 922 bss_type = IEEE80211_BSS_TYPE_PBSS; 923 924 bss = cfg80211_get_bss(wiphy, sme->channel, sme->bssid, 925 sme->ssid, sme->ssid_len, 926 bss_type, IEEE80211_PRIVACY_ANY); 927 if (!bss) { 928 wil_err(wil, "Unable to find BSS\n"); 929 return -ENOENT; 930 } 931 932 ssid_eid = ieee80211_bss_get_ie(bss, WLAN_EID_SSID); 933 if (!ssid_eid) { 934 wil_err(wil, "No SSID\n"); 935 rc = -ENOENT; 936 goto out; 937 } 938 vif->privacy = sme->privacy; 939 vif->pbss = sme->pbss; 940 941 if (vif->privacy) { 942 /* For secure assoc, remove old keys */ 943 rc = wmi_del_cipher_key(vif, 0, bss->bssid, 944 WMI_KEY_USE_PAIRWISE); 945 if (rc) { 946 wil_err(wil, "WMI_DELETE_CIPHER_KEY_CMD(PTK) failed\n"); 947 goto out; 948 } 949 rc = wmi_del_cipher_key(vif, 0, bss->bssid, 950 WMI_KEY_USE_RX_GROUP); 951 if (rc) { 952 wil_err(wil, "WMI_DELETE_CIPHER_KEY_CMD(GTK) failed\n"); 953 goto out; 954 } 955 } 956 957 /* WMI_SET_APPIE_CMD. ie may contain rsn info as well as other info 958 * elements. Send it also in case it's empty, to erase previously set 959 * ies in FW. 960 */ 961 rc = wmi_set_ie(vif, WMI_FRAME_ASSOC_REQ, sme->ie_len, sme->ie); 962 if (rc) 963 goto out; 964 965 /* WMI_CONNECT_CMD */ 966 memset(&conn, 0, sizeof(conn)); 967 switch (bss->capability & WLAN_CAPABILITY_DMG_TYPE_MASK) { 968 case WLAN_CAPABILITY_DMG_TYPE_AP: 969 conn.network_type = WMI_NETTYPE_INFRA; 970 break; 971 case WLAN_CAPABILITY_DMG_TYPE_PBSS: 972 conn.network_type = WMI_NETTYPE_P2P; 973 break; 974 default: 975 wil_err(wil, "Unsupported BSS type, capability= 0x%04x\n", 976 bss->capability); 977 goto out; 978 } 979 if (vif->privacy) { 980 if (rsn_eid) { /* regular secure connection */ 981 conn.dot11_auth_mode = WMI_AUTH11_SHARED; 982 conn.auth_mode = WMI_AUTH_WPA2_PSK; 983 conn.pairwise_crypto_type = WMI_CRYPT_AES_GCMP; 984 conn.pairwise_crypto_len = 16; 985 conn.group_crypto_type = WMI_CRYPT_AES_GCMP; 986 conn.group_crypto_len = 16; 987 } else { /* WSC */ 988 conn.dot11_auth_mode = WMI_AUTH11_WSC; 989 conn.auth_mode = WMI_AUTH_NONE; 990 } 991 } else { /* insecure connection */ 992 conn.dot11_auth_mode = WMI_AUTH11_OPEN; 993 conn.auth_mode = WMI_AUTH_NONE; 994 } 995 996 conn.ssid_len = min_t(u8, ssid_eid[1], 32); 997 memcpy(conn.ssid, ssid_eid+2, conn.ssid_len); 998 999 ch = bss->channel->hw_value; 1000 if (ch == 0) { 1001 wil_err(wil, "BSS at unknown frequency %dMhz\n", 1002 bss->channel->center_freq); 1003 rc = -EOPNOTSUPP; 1004 goto out; 1005 } 1006 conn.channel = ch - 1; 1007 1008 ether_addr_copy(conn.bssid, bss->bssid); 1009 ether_addr_copy(conn.dst_mac, bss->bssid); 1010 1011 set_bit(wil_vif_fwconnecting, vif->status); 1012 1013 rc = wmi_send(wil, WMI_CONNECT_CMDID, vif->mid, &conn, sizeof(conn)); 1014 if (rc == 0) { 1015 netif_carrier_on(ndev); 1016 if (!wil_has_other_active_ifaces(wil, ndev, false, true)) 1017 wil6210_bus_request(wil, WIL_MAX_BUS_REQUEST_KBPS); 1018 vif->bss = bss; 1019 /* Connect can take lots of time */ 1020 mod_timer(&vif->connect_timer, 1021 jiffies + msecs_to_jiffies(5000)); 1022 } else { 1023 clear_bit(wil_vif_fwconnecting, vif->status); 1024 } 1025 1026 out: 1027 cfg80211_put_bss(wiphy, bss); 1028 1029 return rc; 1030 } 1031 1032 static int wil_cfg80211_disconnect(struct wiphy *wiphy, 1033 struct net_device *ndev, 1034 u16 reason_code) 1035 { 1036 int rc; 1037 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1038 struct wil6210_vif *vif = ndev_to_vif(ndev); 1039 1040 wil_dbg_misc(wil, "disconnect: reason=%d, mid=%d\n", 1041 reason_code, vif->mid); 1042 1043 if (!(test_bit(wil_vif_fwconnecting, vif->status) || 1044 test_bit(wil_vif_fwconnected, vif->status))) { 1045 wil_err(wil, "Disconnect was called while disconnected\n"); 1046 return 0; 1047 } 1048 1049 vif->locally_generated_disc = true; 1050 rc = wmi_call(wil, WMI_DISCONNECT_CMDID, vif->mid, NULL, 0, 1051 WMI_DISCONNECT_EVENTID, NULL, 0, 1052 WIL6210_DISCONNECT_TO_MS); 1053 if (rc) 1054 wil_err(wil, "disconnect error %d\n", rc); 1055 1056 return rc; 1057 } 1058 1059 static int wil_cfg80211_set_wiphy_params(struct wiphy *wiphy, u32 changed) 1060 { 1061 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1062 int rc; 1063 1064 /* these parameters are explicitly not supported */ 1065 if (changed & (WIPHY_PARAM_RETRY_LONG | 1066 WIPHY_PARAM_FRAG_THRESHOLD | 1067 WIPHY_PARAM_RTS_THRESHOLD)) 1068 return -ENOTSUPP; 1069 1070 if (changed & WIPHY_PARAM_RETRY_SHORT) { 1071 rc = wmi_set_mgmt_retry(wil, wiphy->retry_short); 1072 if (rc) 1073 return rc; 1074 } 1075 1076 return 0; 1077 } 1078 1079 int wil_cfg80211_mgmt_tx(struct wiphy *wiphy, struct wireless_dev *wdev, 1080 struct cfg80211_mgmt_tx_params *params, 1081 u64 *cookie) 1082 { 1083 const u8 *buf = params->buf; 1084 size_t len = params->len, total; 1085 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1086 struct wil6210_vif *vif = wdev_to_vif(wil, wdev); 1087 int rc; 1088 bool tx_status = false; 1089 struct ieee80211_mgmt *mgmt_frame = (void *)buf; 1090 struct wmi_sw_tx_req_cmd *cmd; 1091 struct { 1092 struct wmi_cmd_hdr wmi; 1093 struct wmi_sw_tx_complete_event evt; 1094 } __packed evt; 1095 1096 /* Note, currently we do not support the "wait" parameter, user-space 1097 * must call remain_on_channel before mgmt_tx or listen on a channel 1098 * another way (AP/PCP or connected station) 1099 * in addition we need to check if specified "chan" argument is 1100 * different from currently "listened" channel and fail if it is. 1101 */ 1102 1103 wil_dbg_misc(wil, "mgmt_tx mid %d\n", vif->mid); 1104 wil_hex_dump_misc("mgmt tx frame ", DUMP_PREFIX_OFFSET, 16, 1, buf, 1105 len, true); 1106 1107 if (len < sizeof(struct ieee80211_hdr_3addr)) 1108 return -EINVAL; 1109 1110 total = sizeof(*cmd) + len; 1111 if (total < len) 1112 return -EINVAL; 1113 1114 cmd = kmalloc(total, GFP_KERNEL); 1115 if (!cmd) { 1116 rc = -ENOMEM; 1117 goto out; 1118 } 1119 1120 memcpy(cmd->dst_mac, mgmt_frame->da, WMI_MAC_LEN); 1121 cmd->len = cpu_to_le16(len); 1122 memcpy(cmd->payload, buf, len); 1123 1124 rc = wmi_call(wil, WMI_SW_TX_REQ_CMDID, vif->mid, cmd, total, 1125 WMI_SW_TX_COMPLETE_EVENTID, &evt, sizeof(evt), 2000); 1126 if (rc == 0) 1127 tx_status = !evt.evt.status; 1128 1129 kfree(cmd); 1130 out: 1131 cfg80211_mgmt_tx_status(wdev, cookie ? *cookie : 0, buf, len, 1132 tx_status, GFP_KERNEL); 1133 return rc; 1134 } 1135 1136 static int wil_cfg80211_set_channel(struct wiphy *wiphy, 1137 struct cfg80211_chan_def *chandef) 1138 { 1139 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1140 1141 wil->monitor_chandef = *chandef; 1142 1143 return 0; 1144 } 1145 1146 static enum wmi_key_usage wil_detect_key_usage(struct wireless_dev *wdev, 1147 bool pairwise) 1148 { 1149 struct wil6210_priv *wil = wdev_to_wil(wdev); 1150 enum wmi_key_usage rc; 1151 1152 if (pairwise) { 1153 rc = WMI_KEY_USE_PAIRWISE; 1154 } else { 1155 switch (wdev->iftype) { 1156 case NL80211_IFTYPE_STATION: 1157 case NL80211_IFTYPE_P2P_CLIENT: 1158 rc = WMI_KEY_USE_RX_GROUP; 1159 break; 1160 case NL80211_IFTYPE_AP: 1161 case NL80211_IFTYPE_P2P_GO: 1162 rc = WMI_KEY_USE_TX_GROUP; 1163 break; 1164 default: 1165 /* TODO: Rx GTK or Tx GTK? */ 1166 wil_err(wil, "Can't determine GTK type\n"); 1167 rc = WMI_KEY_USE_RX_GROUP; 1168 break; 1169 } 1170 } 1171 wil_dbg_misc(wil, "detect_key_usage: -> %s\n", key_usage_str[rc]); 1172 1173 return rc; 1174 } 1175 1176 static struct wil_sta_info * 1177 wil_find_sta_by_key_usage(struct wil6210_priv *wil, u8 mid, 1178 enum wmi_key_usage key_usage, const u8 *mac_addr) 1179 { 1180 int cid = -EINVAL; 1181 1182 if (key_usage == WMI_KEY_USE_TX_GROUP) 1183 return NULL; /* not needed */ 1184 1185 /* supplicant provides Rx group key in STA mode with NULL MAC address */ 1186 if (mac_addr) 1187 cid = wil_find_cid(wil, mid, mac_addr); 1188 else if (key_usage == WMI_KEY_USE_RX_GROUP) 1189 cid = wil_find_cid_by_idx(wil, mid, 0); 1190 if (cid < 0) { 1191 wil_err(wil, "No CID for %pM %s\n", mac_addr, 1192 key_usage_str[key_usage]); 1193 return ERR_PTR(cid); 1194 } 1195 1196 return &wil->sta[cid]; 1197 } 1198 1199 static void wil_set_crypto_rx(u8 key_index, enum wmi_key_usage key_usage, 1200 struct wil_sta_info *cs, 1201 struct key_params *params) 1202 { 1203 struct wil_tid_crypto_rx_single *cc; 1204 int tid; 1205 1206 if (!cs) 1207 return; 1208 1209 switch (key_usage) { 1210 case WMI_KEY_USE_PAIRWISE: 1211 for (tid = 0; tid < WIL_STA_TID_NUM; tid++) { 1212 cc = &cs->tid_crypto_rx[tid].key_id[key_index]; 1213 if (params->seq) 1214 memcpy(cc->pn, params->seq, 1215 IEEE80211_GCMP_PN_LEN); 1216 else 1217 memset(cc->pn, 0, IEEE80211_GCMP_PN_LEN); 1218 cc->key_set = true; 1219 } 1220 break; 1221 case WMI_KEY_USE_RX_GROUP: 1222 cc = &cs->group_crypto_rx.key_id[key_index]; 1223 if (params->seq) 1224 memcpy(cc->pn, params->seq, IEEE80211_GCMP_PN_LEN); 1225 else 1226 memset(cc->pn, 0, IEEE80211_GCMP_PN_LEN); 1227 cc->key_set = true; 1228 break; 1229 default: 1230 break; 1231 } 1232 } 1233 1234 static void wil_del_rx_key(u8 key_index, enum wmi_key_usage key_usage, 1235 struct wil_sta_info *cs) 1236 { 1237 struct wil_tid_crypto_rx_single *cc; 1238 int tid; 1239 1240 if (!cs) 1241 return; 1242 1243 switch (key_usage) { 1244 case WMI_KEY_USE_PAIRWISE: 1245 for (tid = 0; tid < WIL_STA_TID_NUM; tid++) { 1246 cc = &cs->tid_crypto_rx[tid].key_id[key_index]; 1247 cc->key_set = false; 1248 } 1249 break; 1250 case WMI_KEY_USE_RX_GROUP: 1251 cc = &cs->group_crypto_rx.key_id[key_index]; 1252 cc->key_set = false; 1253 break; 1254 default: 1255 break; 1256 } 1257 } 1258 1259 static int wil_cfg80211_add_key(struct wiphy *wiphy, 1260 struct net_device *ndev, 1261 u8 key_index, bool pairwise, 1262 const u8 *mac_addr, 1263 struct key_params *params) 1264 { 1265 int rc; 1266 struct wil6210_vif *vif = ndev_to_vif(ndev); 1267 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1268 struct wireless_dev *wdev = vif_to_wdev(vif); 1269 enum wmi_key_usage key_usage = wil_detect_key_usage(wdev, pairwise); 1270 struct wil_sta_info *cs = wil_find_sta_by_key_usage(wil, vif->mid, 1271 key_usage, 1272 mac_addr); 1273 1274 if (!params) { 1275 wil_err(wil, "NULL params\n"); 1276 return -EINVAL; 1277 } 1278 1279 wil_dbg_misc(wil, "add_key: %pM %s[%d] PN %*phN\n", 1280 mac_addr, key_usage_str[key_usage], key_index, 1281 params->seq_len, params->seq); 1282 1283 if (IS_ERR(cs)) { 1284 wil_err(wil, "Not connected, %pM %s[%d] PN %*phN\n", 1285 mac_addr, key_usage_str[key_usage], key_index, 1286 params->seq_len, params->seq); 1287 return -EINVAL; 1288 } 1289 1290 wil_del_rx_key(key_index, key_usage, cs); 1291 1292 if (params->seq && params->seq_len != IEEE80211_GCMP_PN_LEN) { 1293 wil_err(wil, 1294 "Wrong PN len %d, %pM %s[%d] PN %*phN\n", 1295 params->seq_len, mac_addr, 1296 key_usage_str[key_usage], key_index, 1297 params->seq_len, params->seq); 1298 return -EINVAL; 1299 } 1300 1301 rc = wmi_add_cipher_key(vif, key_index, mac_addr, params->key_len, 1302 params->key, key_usage); 1303 if (!rc) 1304 wil_set_crypto_rx(key_index, key_usage, cs, params); 1305 1306 return rc; 1307 } 1308 1309 static int wil_cfg80211_del_key(struct wiphy *wiphy, 1310 struct net_device *ndev, 1311 u8 key_index, bool pairwise, 1312 const u8 *mac_addr) 1313 { 1314 struct wil6210_vif *vif = ndev_to_vif(ndev); 1315 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1316 struct wireless_dev *wdev = vif_to_wdev(vif); 1317 enum wmi_key_usage key_usage = wil_detect_key_usage(wdev, pairwise); 1318 struct wil_sta_info *cs = wil_find_sta_by_key_usage(wil, vif->mid, 1319 key_usage, 1320 mac_addr); 1321 1322 wil_dbg_misc(wil, "del_key: %pM %s[%d]\n", mac_addr, 1323 key_usage_str[key_usage], key_index); 1324 1325 if (IS_ERR(cs)) 1326 wil_info(wil, "Not connected, %pM %s[%d]\n", 1327 mac_addr, key_usage_str[key_usage], key_index); 1328 1329 if (!IS_ERR_OR_NULL(cs)) 1330 wil_del_rx_key(key_index, key_usage, cs); 1331 1332 return wmi_del_cipher_key(vif, key_index, mac_addr, key_usage); 1333 } 1334 1335 /* Need to be present or wiphy_new() will WARN */ 1336 static int wil_cfg80211_set_default_key(struct wiphy *wiphy, 1337 struct net_device *ndev, 1338 u8 key_index, bool unicast, 1339 bool multicast) 1340 { 1341 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1342 1343 wil_dbg_misc(wil, "set_default_key: entered\n"); 1344 return 0; 1345 } 1346 1347 static int wil_remain_on_channel(struct wiphy *wiphy, 1348 struct wireless_dev *wdev, 1349 struct ieee80211_channel *chan, 1350 unsigned int duration, 1351 u64 *cookie) 1352 { 1353 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1354 int rc; 1355 1356 wil_dbg_misc(wil, 1357 "remain_on_channel: center_freq=%d, duration=%d iftype=%d\n", 1358 chan->center_freq, duration, wdev->iftype); 1359 1360 rc = wil_p2p_listen(wil, wdev, duration, chan, cookie); 1361 return rc; 1362 } 1363 1364 static int wil_cancel_remain_on_channel(struct wiphy *wiphy, 1365 struct wireless_dev *wdev, 1366 u64 cookie) 1367 { 1368 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1369 struct wil6210_vif *vif = wdev_to_vif(wil, wdev); 1370 1371 wil_dbg_misc(wil, "cancel_remain_on_channel\n"); 1372 1373 return wil_p2p_cancel_listen(vif, cookie); 1374 } 1375 1376 /** 1377 * find a specific IE in a list of IEs 1378 * return a pointer to the beginning of IE in the list 1379 * or NULL if not found 1380 */ 1381 static const u8 *_wil_cfg80211_find_ie(const u8 *ies, u16 ies_len, const u8 *ie, 1382 u16 ie_len) 1383 { 1384 struct ieee80211_vendor_ie *vie; 1385 u32 oui; 1386 1387 /* IE tag at offset 0, length at offset 1 */ 1388 if (ie_len < 2 || 2 + ie[1] > ie_len) 1389 return NULL; 1390 1391 if (ie[0] != WLAN_EID_VENDOR_SPECIFIC) 1392 return cfg80211_find_ie(ie[0], ies, ies_len); 1393 1394 /* make sure there is room for 3 bytes OUI + 1 byte OUI type */ 1395 if (ie[1] < 4) 1396 return NULL; 1397 vie = (struct ieee80211_vendor_ie *)ie; 1398 oui = vie->oui[0] << 16 | vie->oui[1] << 8 | vie->oui[2]; 1399 return cfg80211_find_vendor_ie(oui, vie->oui_type, ies, 1400 ies_len); 1401 } 1402 1403 /** 1404 * merge the IEs in two lists into a single list. 1405 * do not include IEs from the second list which exist in the first list. 1406 * add only vendor specific IEs from second list to keep 1407 * the merged list sorted (since vendor-specific IE has the 1408 * highest tag number) 1409 * caller must free the allocated memory for merged IEs 1410 */ 1411 static int _wil_cfg80211_merge_extra_ies(const u8 *ies1, u16 ies1_len, 1412 const u8 *ies2, u16 ies2_len, 1413 u8 **merged_ies, u16 *merged_len) 1414 { 1415 u8 *buf, *dpos; 1416 const u8 *spos; 1417 1418 if (ies1_len == 0 && ies2_len == 0) { 1419 *merged_ies = NULL; 1420 *merged_len = 0; 1421 return 0; 1422 } 1423 1424 buf = kmalloc(ies1_len + ies2_len, GFP_KERNEL); 1425 if (!buf) 1426 return -ENOMEM; 1427 memcpy(buf, ies1, ies1_len); 1428 dpos = buf + ies1_len; 1429 spos = ies2; 1430 while (spos + 1 < ies2 + ies2_len) { 1431 /* IE tag at offset 0, length at offset 1 */ 1432 u16 ielen = 2 + spos[1]; 1433 1434 if (spos + ielen > ies2 + ies2_len) 1435 break; 1436 if (spos[0] == WLAN_EID_VENDOR_SPECIFIC && 1437 !_wil_cfg80211_find_ie(ies1, ies1_len, spos, ielen)) { 1438 memcpy(dpos, spos, ielen); 1439 dpos += ielen; 1440 } 1441 spos += ielen; 1442 } 1443 1444 *merged_ies = buf; 1445 *merged_len = dpos - buf; 1446 return 0; 1447 } 1448 1449 static void wil_print_bcon_data(struct cfg80211_beacon_data *b) 1450 { 1451 wil_hex_dump_misc("head ", DUMP_PREFIX_OFFSET, 16, 1, 1452 b->head, b->head_len, true); 1453 wil_hex_dump_misc("tail ", DUMP_PREFIX_OFFSET, 16, 1, 1454 b->tail, b->tail_len, true); 1455 wil_hex_dump_misc("BCON IE ", DUMP_PREFIX_OFFSET, 16, 1, 1456 b->beacon_ies, b->beacon_ies_len, true); 1457 wil_hex_dump_misc("PROBE ", DUMP_PREFIX_OFFSET, 16, 1, 1458 b->probe_resp, b->probe_resp_len, true); 1459 wil_hex_dump_misc("PROBE IE ", DUMP_PREFIX_OFFSET, 16, 1, 1460 b->proberesp_ies, b->proberesp_ies_len, true); 1461 wil_hex_dump_misc("ASSOC IE ", DUMP_PREFIX_OFFSET, 16, 1, 1462 b->assocresp_ies, b->assocresp_ies_len, true); 1463 } 1464 1465 /* internal functions for device reset and starting AP */ 1466 static int _wil_cfg80211_set_ies(struct wil6210_vif *vif, 1467 struct cfg80211_beacon_data *bcon) 1468 { 1469 int rc; 1470 u16 len = 0, proberesp_len = 0; 1471 u8 *ies = NULL, *proberesp = NULL; 1472 1473 if (bcon->probe_resp) { 1474 struct ieee80211_mgmt *f = 1475 (struct ieee80211_mgmt *)bcon->probe_resp; 1476 size_t hlen = offsetof(struct ieee80211_mgmt, 1477 u.probe_resp.variable); 1478 proberesp = f->u.probe_resp.variable; 1479 proberesp_len = bcon->probe_resp_len - hlen; 1480 } 1481 rc = _wil_cfg80211_merge_extra_ies(proberesp, 1482 proberesp_len, 1483 bcon->proberesp_ies, 1484 bcon->proberesp_ies_len, 1485 &ies, &len); 1486 1487 if (rc) 1488 goto out; 1489 1490 rc = wmi_set_ie(vif, WMI_FRAME_PROBE_RESP, len, ies); 1491 if (rc) 1492 goto out; 1493 1494 if (bcon->assocresp_ies) 1495 rc = wmi_set_ie(vif, WMI_FRAME_ASSOC_RESP, 1496 bcon->assocresp_ies_len, bcon->assocresp_ies); 1497 else 1498 rc = wmi_set_ie(vif, WMI_FRAME_ASSOC_RESP, len, ies); 1499 #if 0 /* to use beacon IE's, remove this #if 0 */ 1500 if (rc) 1501 goto out; 1502 1503 rc = wmi_set_ie(vif, WMI_FRAME_BEACON, 1504 bcon->tail_len, bcon->tail); 1505 #endif 1506 out: 1507 kfree(ies); 1508 return rc; 1509 } 1510 1511 static int _wil_cfg80211_start_ap(struct wiphy *wiphy, 1512 struct net_device *ndev, 1513 const u8 *ssid, size_t ssid_len, u32 privacy, 1514 int bi, u8 chan, 1515 struct cfg80211_beacon_data *bcon, 1516 u8 hidden_ssid, u32 pbss) 1517 { 1518 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1519 struct wil6210_vif *vif = ndev_to_vif(ndev); 1520 int rc; 1521 struct wireless_dev *wdev = ndev->ieee80211_ptr; 1522 u8 wmi_nettype = wil_iftype_nl2wmi(wdev->iftype); 1523 u8 is_go = (wdev->iftype == NL80211_IFTYPE_P2P_GO); 1524 1525 if (pbss) 1526 wmi_nettype = WMI_NETTYPE_P2P; 1527 1528 wil_dbg_misc(wil, "start_ap: mid=%d, is_go=%d\n", vif->mid, is_go); 1529 if (is_go && !pbss) { 1530 wil_err(wil, "P2P GO must be in PBSS\n"); 1531 return -ENOTSUPP; 1532 } 1533 1534 wil_set_recovery_state(wil, fw_recovery_idle); 1535 1536 mutex_lock(&wil->mutex); 1537 1538 if (!wil_has_other_active_ifaces(wil, ndev, true, false)) { 1539 __wil_down(wil); 1540 rc = __wil_up(wil); 1541 if (rc) 1542 goto out; 1543 } 1544 1545 rc = wmi_set_ssid(vif, ssid_len, ssid); 1546 if (rc) 1547 goto out; 1548 1549 rc = _wil_cfg80211_set_ies(vif, bcon); 1550 if (rc) 1551 goto out; 1552 1553 vif->privacy = privacy; 1554 vif->channel = chan; 1555 vif->hidden_ssid = hidden_ssid; 1556 vif->pbss = pbss; 1557 1558 netif_carrier_on(ndev); 1559 if (!wil_has_other_active_ifaces(wil, ndev, false, true)) 1560 wil6210_bus_request(wil, WIL_MAX_BUS_REQUEST_KBPS); 1561 1562 rc = wmi_pcp_start(vif, bi, wmi_nettype, chan, hidden_ssid, is_go); 1563 if (rc) 1564 goto err_pcp_start; 1565 1566 rc = wil_bcast_init(vif); 1567 if (rc) 1568 goto err_bcast; 1569 1570 goto out; /* success */ 1571 1572 err_bcast: 1573 wmi_pcp_stop(vif); 1574 err_pcp_start: 1575 netif_carrier_off(ndev); 1576 if (!wil_has_other_active_ifaces(wil, ndev, false, true)) 1577 wil6210_bus_request(wil, WIL_DEFAULT_BUS_REQUEST_KBPS); 1578 out: 1579 mutex_unlock(&wil->mutex); 1580 return rc; 1581 } 1582 1583 static int wil_cfg80211_change_beacon(struct wiphy *wiphy, 1584 struct net_device *ndev, 1585 struct cfg80211_beacon_data *bcon) 1586 { 1587 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1588 struct wil6210_vif *vif = ndev_to_vif(ndev); 1589 int rc; 1590 u32 privacy = 0; 1591 1592 wil_dbg_misc(wil, "change_beacon, mid=%d\n", vif->mid); 1593 wil_print_bcon_data(bcon); 1594 1595 if (bcon->tail && 1596 cfg80211_find_ie(WLAN_EID_RSN, bcon->tail, 1597 bcon->tail_len)) 1598 privacy = 1; 1599 1600 /* in case privacy has changed, need to restart the AP */ 1601 if (vif->privacy != privacy) { 1602 struct wireless_dev *wdev = ndev->ieee80211_ptr; 1603 1604 wil_dbg_misc(wil, "privacy changed %d=>%d. Restarting AP\n", 1605 vif->privacy, privacy); 1606 1607 rc = _wil_cfg80211_start_ap(wiphy, ndev, wdev->ssid, 1608 wdev->ssid_len, privacy, 1609 wdev->beacon_interval, 1610 vif->channel, bcon, 1611 vif->hidden_ssid, 1612 vif->pbss); 1613 } else { 1614 rc = _wil_cfg80211_set_ies(vif, bcon); 1615 } 1616 1617 return rc; 1618 } 1619 1620 static int wil_cfg80211_start_ap(struct wiphy *wiphy, 1621 struct net_device *ndev, 1622 struct cfg80211_ap_settings *info) 1623 { 1624 int rc; 1625 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1626 struct ieee80211_channel *channel = info->chandef.chan; 1627 struct cfg80211_beacon_data *bcon = &info->beacon; 1628 struct cfg80211_crypto_settings *crypto = &info->crypto; 1629 u8 hidden_ssid; 1630 1631 wil_dbg_misc(wil, "start_ap\n"); 1632 1633 if (!channel) { 1634 wil_err(wil, "AP: No channel???\n"); 1635 return -EINVAL; 1636 } 1637 1638 switch (info->hidden_ssid) { 1639 case NL80211_HIDDEN_SSID_NOT_IN_USE: 1640 hidden_ssid = WMI_HIDDEN_SSID_DISABLED; 1641 break; 1642 1643 case NL80211_HIDDEN_SSID_ZERO_LEN: 1644 hidden_ssid = WMI_HIDDEN_SSID_SEND_EMPTY; 1645 break; 1646 1647 case NL80211_HIDDEN_SSID_ZERO_CONTENTS: 1648 hidden_ssid = WMI_HIDDEN_SSID_CLEAR; 1649 break; 1650 1651 default: 1652 wil_err(wil, "AP: Invalid hidden SSID %d\n", info->hidden_ssid); 1653 return -EOPNOTSUPP; 1654 } 1655 wil_dbg_misc(wil, "AP on Channel %d %d MHz, %s\n", channel->hw_value, 1656 channel->center_freq, info->privacy ? "secure" : "open"); 1657 wil_dbg_misc(wil, "Privacy: %d auth_type %d\n", 1658 info->privacy, info->auth_type); 1659 wil_dbg_misc(wil, "Hidden SSID mode: %d\n", 1660 info->hidden_ssid); 1661 wil_dbg_misc(wil, "BI %d DTIM %d\n", info->beacon_interval, 1662 info->dtim_period); 1663 wil_dbg_misc(wil, "PBSS %d\n", info->pbss); 1664 wil_hex_dump_misc("SSID ", DUMP_PREFIX_OFFSET, 16, 1, 1665 info->ssid, info->ssid_len, true); 1666 wil_print_bcon_data(bcon); 1667 wil_print_crypto(wil, crypto); 1668 1669 rc = _wil_cfg80211_start_ap(wiphy, ndev, 1670 info->ssid, info->ssid_len, info->privacy, 1671 info->beacon_interval, channel->hw_value, 1672 bcon, hidden_ssid, info->pbss); 1673 1674 return rc; 1675 } 1676 1677 static int wil_cfg80211_stop_ap(struct wiphy *wiphy, 1678 struct net_device *ndev) 1679 { 1680 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1681 struct wil6210_vif *vif = ndev_to_vif(ndev); 1682 bool last; 1683 1684 wil_dbg_misc(wil, "stop_ap, mid=%d\n", vif->mid); 1685 1686 netif_carrier_off(ndev); 1687 last = !wil_has_other_active_ifaces(wil, ndev, false, true); 1688 if (last) { 1689 wil6210_bus_request(wil, WIL_DEFAULT_BUS_REQUEST_KBPS); 1690 wil_set_recovery_state(wil, fw_recovery_idle); 1691 set_bit(wil_status_resetting, wil->status); 1692 } 1693 1694 mutex_lock(&wil->mutex); 1695 1696 wmi_pcp_stop(vif); 1697 1698 if (last) 1699 __wil_down(wil); 1700 else 1701 wil_bcast_fini(vif); 1702 1703 mutex_unlock(&wil->mutex); 1704 1705 return 0; 1706 } 1707 1708 static int wil_cfg80211_add_station(struct wiphy *wiphy, 1709 struct net_device *dev, 1710 const u8 *mac, 1711 struct station_parameters *params) 1712 { 1713 struct wil6210_vif *vif = ndev_to_vif(dev); 1714 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1715 1716 wil_dbg_misc(wil, "add station %pM aid %d mid %d\n", 1717 mac, params->aid, vif->mid); 1718 1719 if (!disable_ap_sme) { 1720 wil_err(wil, "not supported with AP SME enabled\n"); 1721 return -EOPNOTSUPP; 1722 } 1723 1724 if (params->aid > WIL_MAX_DMG_AID) { 1725 wil_err(wil, "invalid aid\n"); 1726 return -EINVAL; 1727 } 1728 1729 return wmi_new_sta(vif, mac, params->aid); 1730 } 1731 1732 static int wil_cfg80211_del_station(struct wiphy *wiphy, 1733 struct net_device *dev, 1734 struct station_del_parameters *params) 1735 { 1736 struct wil6210_vif *vif = ndev_to_vif(dev); 1737 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1738 1739 wil_dbg_misc(wil, "del_station: %pM, reason=%d mid=%d\n", 1740 params->mac, params->reason_code, vif->mid); 1741 1742 mutex_lock(&wil->mutex); 1743 wil6210_disconnect(vif, params->mac, params->reason_code, false); 1744 mutex_unlock(&wil->mutex); 1745 1746 return 0; 1747 } 1748 1749 static int wil_cfg80211_change_station(struct wiphy *wiphy, 1750 struct net_device *dev, 1751 const u8 *mac, 1752 struct station_parameters *params) 1753 { 1754 struct wil6210_vif *vif = ndev_to_vif(dev); 1755 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1756 int authorize; 1757 int cid, i; 1758 struct vring_tx_data *txdata = NULL; 1759 1760 wil_dbg_misc(wil, "change station %pM mask 0x%x set 0x%x mid %d\n", 1761 mac, params->sta_flags_mask, params->sta_flags_set, 1762 vif->mid); 1763 1764 if (!disable_ap_sme) { 1765 wil_dbg_misc(wil, "not supported with AP SME enabled\n"); 1766 return -EOPNOTSUPP; 1767 } 1768 1769 if (!(params->sta_flags_mask & BIT(NL80211_STA_FLAG_AUTHORIZED))) 1770 return 0; 1771 1772 cid = wil_find_cid(wil, vif->mid, mac); 1773 if (cid < 0) { 1774 wil_err(wil, "station not found\n"); 1775 return -ENOLINK; 1776 } 1777 1778 for (i = 0; i < ARRAY_SIZE(wil->vring2cid_tid); i++) 1779 if (wil->vring2cid_tid[i][0] == cid) { 1780 txdata = &wil->vring_tx_data[i]; 1781 break; 1782 } 1783 1784 if (!txdata) { 1785 wil_err(wil, "vring data not found\n"); 1786 return -ENOLINK; 1787 } 1788 1789 authorize = params->sta_flags_set & BIT(NL80211_STA_FLAG_AUTHORIZED); 1790 txdata->dot1x_open = authorize ? 1 : 0; 1791 wil_dbg_misc(wil, "cid %d vring %d authorize %d\n", cid, i, 1792 txdata->dot1x_open); 1793 1794 return 0; 1795 } 1796 1797 /* probe_client handling */ 1798 static void wil_probe_client_handle(struct wil6210_priv *wil, 1799 struct wil6210_vif *vif, 1800 struct wil_probe_client_req *req) 1801 { 1802 struct net_device *ndev = vif_to_ndev(vif); 1803 struct wil_sta_info *sta = &wil->sta[req->cid]; 1804 /* assume STA is alive if it is still connected, 1805 * else FW will disconnect it 1806 */ 1807 bool alive = (sta->status == wil_sta_connected); 1808 1809 cfg80211_probe_status(ndev, sta->addr, req->cookie, alive, 1810 0, false, GFP_KERNEL); 1811 } 1812 1813 static struct list_head *next_probe_client(struct wil6210_vif *vif) 1814 { 1815 struct list_head *ret = NULL; 1816 1817 mutex_lock(&vif->probe_client_mutex); 1818 1819 if (!list_empty(&vif->probe_client_pending)) { 1820 ret = vif->probe_client_pending.next; 1821 list_del(ret); 1822 } 1823 1824 mutex_unlock(&vif->probe_client_mutex); 1825 1826 return ret; 1827 } 1828 1829 void wil_probe_client_worker(struct work_struct *work) 1830 { 1831 struct wil6210_vif *vif = container_of(work, struct wil6210_vif, 1832 probe_client_worker); 1833 struct wil6210_priv *wil = vif_to_wil(vif); 1834 struct wil_probe_client_req *req; 1835 struct list_head *lh; 1836 1837 while ((lh = next_probe_client(vif)) != NULL) { 1838 req = list_entry(lh, struct wil_probe_client_req, list); 1839 1840 wil_probe_client_handle(wil, vif, req); 1841 kfree(req); 1842 } 1843 } 1844 1845 void wil_probe_client_flush(struct wil6210_vif *vif) 1846 { 1847 struct wil_probe_client_req *req, *t; 1848 struct wil6210_priv *wil = vif_to_wil(vif); 1849 1850 wil_dbg_misc(wil, "probe_client_flush\n"); 1851 1852 mutex_lock(&vif->probe_client_mutex); 1853 1854 list_for_each_entry_safe(req, t, &vif->probe_client_pending, list) { 1855 list_del(&req->list); 1856 kfree(req); 1857 } 1858 1859 mutex_unlock(&vif->probe_client_mutex); 1860 } 1861 1862 static int wil_cfg80211_probe_client(struct wiphy *wiphy, 1863 struct net_device *dev, 1864 const u8 *peer, u64 *cookie) 1865 { 1866 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1867 struct wil6210_vif *vif = ndev_to_vif(dev); 1868 struct wil_probe_client_req *req; 1869 int cid = wil_find_cid(wil, vif->mid, peer); 1870 1871 wil_dbg_misc(wil, "probe_client: %pM => CID %d MID %d\n", 1872 peer, cid, vif->mid); 1873 1874 if (cid < 0) 1875 return -ENOLINK; 1876 1877 req = kzalloc(sizeof(*req), GFP_KERNEL); 1878 if (!req) 1879 return -ENOMEM; 1880 1881 req->cid = cid; 1882 req->cookie = cid; 1883 1884 mutex_lock(&vif->probe_client_mutex); 1885 list_add_tail(&req->list, &vif->probe_client_pending); 1886 mutex_unlock(&vif->probe_client_mutex); 1887 1888 *cookie = req->cookie; 1889 queue_work(wil->wq_service, &vif->probe_client_worker); 1890 return 0; 1891 } 1892 1893 static int wil_cfg80211_change_bss(struct wiphy *wiphy, 1894 struct net_device *dev, 1895 struct bss_parameters *params) 1896 { 1897 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1898 struct wil6210_vif *vif = ndev_to_vif(dev); 1899 1900 if (params->ap_isolate >= 0) { 1901 wil_dbg_misc(wil, "change_bss: ap_isolate MID %d, %d => %d\n", 1902 vif->mid, vif->ap_isolate, params->ap_isolate); 1903 vif->ap_isolate = params->ap_isolate; 1904 } 1905 1906 return 0; 1907 } 1908 1909 static int wil_cfg80211_set_power_mgmt(struct wiphy *wiphy, 1910 struct net_device *dev, 1911 bool enabled, int timeout) 1912 { 1913 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1914 enum wmi_ps_profile_type ps_profile; 1915 1916 wil_dbg_misc(wil, "enabled=%d, timeout=%d\n", 1917 enabled, timeout); 1918 1919 if (enabled) 1920 ps_profile = WMI_PS_PROFILE_TYPE_DEFAULT; 1921 else 1922 ps_profile = WMI_PS_PROFILE_TYPE_PS_DISABLED; 1923 1924 return wil_ps_update(wil, ps_profile); 1925 } 1926 1927 static int wil_cfg80211_suspend(struct wiphy *wiphy, 1928 struct cfg80211_wowlan *wow) 1929 { 1930 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1931 int rc; 1932 1933 /* Setting the wakeup trigger based on wow is TBD */ 1934 1935 if (test_bit(wil_status_suspended, wil->status)) { 1936 wil_dbg_pm(wil, "trying to suspend while suspended\n"); 1937 return 0; 1938 } 1939 1940 rc = wil_can_suspend(wil, false); 1941 if (rc) 1942 goto out; 1943 1944 wil_dbg_pm(wil, "suspending\n"); 1945 1946 mutex_lock(&wil->mutex); 1947 mutex_lock(&wil->vif_mutex); 1948 wil_p2p_stop_radio_operations(wil); 1949 wil_abort_scan_all_vifs(wil, true); 1950 mutex_unlock(&wil->vif_mutex); 1951 mutex_unlock(&wil->mutex); 1952 1953 out: 1954 return rc; 1955 } 1956 1957 static int wil_cfg80211_resume(struct wiphy *wiphy) 1958 { 1959 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1960 1961 wil_dbg_pm(wil, "resuming\n"); 1962 1963 return 0; 1964 } 1965 1966 static int 1967 wil_cfg80211_sched_scan_start(struct wiphy *wiphy, 1968 struct net_device *dev, 1969 struct cfg80211_sched_scan_request *request) 1970 { 1971 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1972 struct wil6210_vif *vif = ndev_to_vif(dev); 1973 int i, rc; 1974 1975 if (vif->mid != 0) 1976 return -EOPNOTSUPP; 1977 1978 wil_dbg_misc(wil, 1979 "sched scan start: n_ssids %d, ie_len %zu, flags 0x%x\n", 1980 request->n_ssids, request->ie_len, request->flags); 1981 for (i = 0; i < request->n_ssids; i++) { 1982 wil_dbg_misc(wil, "SSID[%d]:", i); 1983 wil_hex_dump_misc("SSID ", DUMP_PREFIX_OFFSET, 16, 1, 1984 request->ssids[i].ssid, 1985 request->ssids[i].ssid_len, true); 1986 } 1987 wil_dbg_misc(wil, "channels:"); 1988 for (i = 0; i < request->n_channels; i++) 1989 wil_dbg_misc(wil, " %d%s", request->channels[i]->hw_value, 1990 i == request->n_channels - 1 ? "\n" : ""); 1991 wil_dbg_misc(wil, "n_match_sets %d, min_rssi_thold %d, delay %d\n", 1992 request->n_match_sets, request->min_rssi_thold, 1993 request->delay); 1994 for (i = 0; i < request->n_match_sets; i++) { 1995 struct cfg80211_match_set *ms = &request->match_sets[i]; 1996 1997 wil_dbg_misc(wil, "MATCHSET[%d]: rssi_thold %d\n", 1998 i, ms->rssi_thold); 1999 wil_hex_dump_misc("SSID ", DUMP_PREFIX_OFFSET, 16, 1, 2000 ms->ssid.ssid, 2001 ms->ssid.ssid_len, true); 2002 } 2003 wil_dbg_misc(wil, "n_scan_plans %d\n", request->n_scan_plans); 2004 for (i = 0; i < request->n_scan_plans; i++) { 2005 struct cfg80211_sched_scan_plan *sp = &request->scan_plans[i]; 2006 2007 wil_dbg_misc(wil, "SCAN PLAN[%d]: interval %d iterations %d\n", 2008 i, sp->interval, sp->iterations); 2009 } 2010 2011 rc = wmi_set_ie(vif, WMI_FRAME_PROBE_REQ, 2012 request->ie_len, request->ie); 2013 if (rc) 2014 return rc; 2015 return wmi_start_sched_scan(wil, request); 2016 } 2017 2018 static int 2019 wil_cfg80211_sched_scan_stop(struct wiphy *wiphy, struct net_device *dev, 2020 u64 reqid) 2021 { 2022 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 2023 struct wil6210_vif *vif = ndev_to_vif(dev); 2024 int rc; 2025 2026 if (vif->mid != 0) 2027 return -EOPNOTSUPP; 2028 2029 rc = wmi_stop_sched_scan(wil); 2030 /* device would return error if it thinks PNO is already stopped. 2031 * ignore the return code so user space and driver gets back in-sync 2032 */ 2033 wil_dbg_misc(wil, "sched scan stopped (%d)\n", rc); 2034 2035 return 0; 2036 } 2037 2038 static const struct cfg80211_ops wil_cfg80211_ops = { 2039 .add_virtual_intf = wil_cfg80211_add_iface, 2040 .del_virtual_intf = wil_cfg80211_del_iface, 2041 .scan = wil_cfg80211_scan, 2042 .abort_scan = wil_cfg80211_abort_scan, 2043 .connect = wil_cfg80211_connect, 2044 .disconnect = wil_cfg80211_disconnect, 2045 .set_wiphy_params = wil_cfg80211_set_wiphy_params, 2046 .change_virtual_intf = wil_cfg80211_change_iface, 2047 .get_station = wil_cfg80211_get_station, 2048 .dump_station = wil_cfg80211_dump_station, 2049 .remain_on_channel = wil_remain_on_channel, 2050 .cancel_remain_on_channel = wil_cancel_remain_on_channel, 2051 .mgmt_tx = wil_cfg80211_mgmt_tx, 2052 .set_monitor_channel = wil_cfg80211_set_channel, 2053 .add_key = wil_cfg80211_add_key, 2054 .del_key = wil_cfg80211_del_key, 2055 .set_default_key = wil_cfg80211_set_default_key, 2056 /* AP mode */ 2057 .change_beacon = wil_cfg80211_change_beacon, 2058 .start_ap = wil_cfg80211_start_ap, 2059 .stop_ap = wil_cfg80211_stop_ap, 2060 .add_station = wil_cfg80211_add_station, 2061 .del_station = wil_cfg80211_del_station, 2062 .change_station = wil_cfg80211_change_station, 2063 .probe_client = wil_cfg80211_probe_client, 2064 .change_bss = wil_cfg80211_change_bss, 2065 /* P2P device */ 2066 .start_p2p_device = wil_cfg80211_start_p2p_device, 2067 .stop_p2p_device = wil_cfg80211_stop_p2p_device, 2068 .set_power_mgmt = wil_cfg80211_set_power_mgmt, 2069 .suspend = wil_cfg80211_suspend, 2070 .resume = wil_cfg80211_resume, 2071 .sched_scan_start = wil_cfg80211_sched_scan_start, 2072 .sched_scan_stop = wil_cfg80211_sched_scan_stop, 2073 }; 2074 2075 static void wil_wiphy_init(struct wiphy *wiphy) 2076 { 2077 wiphy->max_scan_ssids = 1; 2078 wiphy->max_scan_ie_len = WMI_MAX_IE_LEN; 2079 wiphy->max_remain_on_channel_duration = WIL_MAX_ROC_DURATION_MS; 2080 wiphy->max_num_pmkids = 0 /* TODO: */; 2081 wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION) | 2082 BIT(NL80211_IFTYPE_AP) | 2083 BIT(NL80211_IFTYPE_P2P_CLIENT) | 2084 BIT(NL80211_IFTYPE_P2P_GO) | 2085 BIT(NL80211_IFTYPE_P2P_DEVICE) | 2086 BIT(NL80211_IFTYPE_MONITOR); 2087 wiphy->flags |= WIPHY_FLAG_HAS_REMAIN_ON_CHANNEL | 2088 WIPHY_FLAG_AP_PROBE_RESP_OFFLOAD | 2089 WIPHY_FLAG_PS_ON_BY_DEFAULT; 2090 if (!disable_ap_sme) 2091 wiphy->flags |= WIPHY_FLAG_HAVE_AP_SME; 2092 dev_dbg(wiphy_dev(wiphy), "%s : flags = 0x%08x\n", 2093 __func__, wiphy->flags); 2094 wiphy->probe_resp_offload = 2095 NL80211_PROBE_RESP_OFFLOAD_SUPPORT_WPS | 2096 NL80211_PROBE_RESP_OFFLOAD_SUPPORT_WPS2 | 2097 NL80211_PROBE_RESP_OFFLOAD_SUPPORT_P2P; 2098 2099 wiphy->bands[NL80211_BAND_60GHZ] = &wil_band_60ghz; 2100 2101 /* may change after reading FW capabilities */ 2102 wiphy->signal_type = CFG80211_SIGNAL_TYPE_UNSPEC; 2103 2104 wiphy->cipher_suites = wil_cipher_suites; 2105 wiphy->n_cipher_suites = ARRAY_SIZE(wil_cipher_suites); 2106 wiphy->mgmt_stypes = wil_mgmt_stypes; 2107 wiphy->features |= NL80211_FEATURE_SK_TX_STATUS; 2108 2109 wiphy->n_vendor_commands = ARRAY_SIZE(wil_nl80211_vendor_commands); 2110 wiphy->vendor_commands = wil_nl80211_vendor_commands; 2111 2112 #ifdef CONFIG_PM 2113 wiphy->wowlan = &wil_wowlan_support; 2114 #endif 2115 } 2116 2117 int wil_cfg80211_iface_combinations_from_fw( 2118 struct wil6210_priv *wil, const struct wil_fw_record_concurrency *conc) 2119 { 2120 struct wiphy *wiphy = wil_to_wiphy(wil); 2121 u32 total_limits = 0; 2122 u16 n_combos; 2123 const struct wil_fw_concurrency_combo *combo; 2124 const struct wil_fw_concurrency_limit *limit; 2125 struct ieee80211_iface_combination *iface_combinations; 2126 struct ieee80211_iface_limit *iface_limit; 2127 int i, j; 2128 2129 if (wiphy->iface_combinations) { 2130 wil_dbg_misc(wil, "iface_combinations already set, skipping\n"); 2131 return 0; 2132 } 2133 2134 combo = conc->combos; 2135 n_combos = le16_to_cpu(conc->n_combos); 2136 for (i = 0; i < n_combos; i++) { 2137 total_limits += combo->n_limits; 2138 limit = combo->limits + combo->n_limits; 2139 combo = (struct wil_fw_concurrency_combo *)limit; 2140 } 2141 2142 iface_combinations = 2143 kzalloc(n_combos * sizeof(struct ieee80211_iface_combination) + 2144 total_limits * sizeof(struct ieee80211_iface_limit), 2145 GFP_KERNEL); 2146 if (!iface_combinations) 2147 return -ENOMEM; 2148 iface_limit = (struct ieee80211_iface_limit *)(iface_combinations + 2149 n_combos); 2150 combo = conc->combos; 2151 for (i = 0; i < n_combos; i++) { 2152 iface_combinations[i].max_interfaces = combo->max_interfaces; 2153 iface_combinations[i].num_different_channels = 2154 combo->n_diff_channels; 2155 iface_combinations[i].beacon_int_infra_match = 2156 combo->same_bi; 2157 iface_combinations[i].n_limits = combo->n_limits; 2158 wil_dbg_misc(wil, 2159 "iface_combination %d: max_if %d, num_ch %d, bi_match %d\n", 2160 i, iface_combinations[i].max_interfaces, 2161 iface_combinations[i].num_different_channels, 2162 iface_combinations[i].beacon_int_infra_match); 2163 limit = combo->limits; 2164 for (j = 0; j < combo->n_limits; j++) { 2165 iface_limit[j].max = le16_to_cpu(limit[j].max); 2166 iface_limit[j].types = le16_to_cpu(limit[j].types); 2167 wil_dbg_misc(wil, 2168 "limit %d: max %d types 0x%x\n", j, 2169 iface_limit[j].max, iface_limit[j].types); 2170 } 2171 iface_combinations[i].limits = iface_limit; 2172 iface_limit += combo->n_limits; 2173 limit += combo->n_limits; 2174 combo = (struct wil_fw_concurrency_combo *)limit; 2175 } 2176 2177 wil_dbg_misc(wil, "multiple VIFs supported, n_mids %d\n", conc->n_mids); 2178 wil->max_vifs = conc->n_mids + 1; /* including main interface */ 2179 if (wil->max_vifs > WIL_MAX_VIFS) { 2180 wil_info(wil, "limited number of VIFs supported(%d, FW %d)\n", 2181 WIL_MAX_VIFS, wil->max_vifs); 2182 wil->max_vifs = WIL_MAX_VIFS; 2183 } 2184 wiphy->n_iface_combinations = n_combos; 2185 wiphy->iface_combinations = iface_combinations; 2186 return 0; 2187 } 2188 2189 struct wil6210_priv *wil_cfg80211_init(struct device *dev) 2190 { 2191 struct wiphy *wiphy; 2192 struct wil6210_priv *wil; 2193 struct ieee80211_channel *ch; 2194 2195 dev_dbg(dev, "%s()\n", __func__); 2196 2197 /* Note: the wireless_dev structure is no longer allocated here. 2198 * Instead, it is allocated as part of the net_device structure 2199 * for main interface and each VIF. 2200 */ 2201 wiphy = wiphy_new(&wil_cfg80211_ops, sizeof(struct wil6210_priv)); 2202 if (!wiphy) 2203 return ERR_PTR(-ENOMEM); 2204 2205 set_wiphy_dev(wiphy, dev); 2206 wil_wiphy_init(wiphy); 2207 2208 wil = wiphy_to_wil(wiphy); 2209 wil->wiphy = wiphy; 2210 2211 /* default monitor channel */ 2212 ch = wiphy->bands[NL80211_BAND_60GHZ]->channels; 2213 cfg80211_chandef_create(&wil->monitor_chandef, ch, NL80211_CHAN_NO_HT); 2214 2215 return wil; 2216 } 2217 2218 void wil_cfg80211_deinit(struct wil6210_priv *wil) 2219 { 2220 struct wiphy *wiphy = wil_to_wiphy(wil); 2221 2222 dev_dbg(wil_to_dev(wil), "%s()\n", __func__); 2223 2224 if (!wiphy) 2225 return; 2226 2227 kfree(wiphy->iface_combinations); 2228 wiphy->iface_combinations = NULL; 2229 2230 wiphy_free(wiphy); 2231 /* do not access wil6210_priv after returning from here */ 2232 } 2233 2234 void wil_p2p_wdev_free(struct wil6210_priv *wil) 2235 { 2236 struct wireless_dev *p2p_wdev; 2237 2238 mutex_lock(&wil->vif_mutex); 2239 p2p_wdev = wil->p2p_wdev; 2240 wil->p2p_wdev = NULL; 2241 wil->radio_wdev = wil->main_ndev->ieee80211_ptr; 2242 mutex_unlock(&wil->vif_mutex); 2243 if (p2p_wdev) { 2244 cfg80211_unregister_wdev(p2p_wdev); 2245 kfree(p2p_wdev); 2246 } 2247 } 2248 2249 static int wil_rf_sector_status_to_rc(u8 status) 2250 { 2251 switch (status) { 2252 case WMI_RF_SECTOR_STATUS_SUCCESS: 2253 return 0; 2254 case WMI_RF_SECTOR_STATUS_BAD_PARAMETERS_ERROR: 2255 return -EINVAL; 2256 case WMI_RF_SECTOR_STATUS_BUSY_ERROR: 2257 return -EAGAIN; 2258 case WMI_RF_SECTOR_STATUS_NOT_SUPPORTED_ERROR: 2259 return -EOPNOTSUPP; 2260 default: 2261 return -EINVAL; 2262 } 2263 } 2264 2265 static int wil_rf_sector_get_cfg(struct wiphy *wiphy, 2266 struct wireless_dev *wdev, 2267 const void *data, int data_len) 2268 { 2269 struct wil6210_priv *wil = wdev_to_wil(wdev); 2270 struct wil6210_vif *vif = wdev_to_vif(wil, wdev); 2271 int rc; 2272 struct nlattr *tb[QCA_ATTR_DMG_RF_SECTOR_MAX + 1]; 2273 u16 sector_index; 2274 u8 sector_type; 2275 u32 rf_modules_vec; 2276 struct wmi_get_rf_sector_params_cmd cmd; 2277 struct { 2278 struct wmi_cmd_hdr wmi; 2279 struct wmi_get_rf_sector_params_done_event evt; 2280 } __packed reply; 2281 struct sk_buff *msg; 2282 struct nlattr *nl_cfgs, *nl_cfg; 2283 u32 i; 2284 struct wmi_rf_sector_info *si; 2285 2286 if (!test_bit(WMI_FW_CAPABILITY_RF_SECTORS, wil->fw_capabilities)) 2287 return -EOPNOTSUPP; 2288 2289 rc = nla_parse(tb, QCA_ATTR_DMG_RF_SECTOR_MAX, data, data_len, 2290 wil_rf_sector_policy, NULL); 2291 if (rc) { 2292 wil_err(wil, "Invalid rf sector ATTR\n"); 2293 return rc; 2294 } 2295 2296 if (!tb[QCA_ATTR_DMG_RF_SECTOR_INDEX] || 2297 !tb[QCA_ATTR_DMG_RF_SECTOR_TYPE] || 2298 !tb[QCA_ATTR_DMG_RF_MODULE_MASK]) { 2299 wil_err(wil, "Invalid rf sector spec\n"); 2300 return -EINVAL; 2301 } 2302 2303 sector_index = nla_get_u16( 2304 tb[QCA_ATTR_DMG_RF_SECTOR_INDEX]); 2305 if (sector_index >= WIL_MAX_RF_SECTORS) { 2306 wil_err(wil, "Invalid sector index %d\n", sector_index); 2307 return -EINVAL; 2308 } 2309 2310 sector_type = nla_get_u8(tb[QCA_ATTR_DMG_RF_SECTOR_TYPE]); 2311 if (sector_type >= QCA_ATTR_DMG_RF_SECTOR_TYPE_MAX) { 2312 wil_err(wil, "Invalid sector type %d\n", sector_type); 2313 return -EINVAL; 2314 } 2315 2316 rf_modules_vec = nla_get_u32( 2317 tb[QCA_ATTR_DMG_RF_MODULE_MASK]); 2318 if (rf_modules_vec >= BIT(WMI_MAX_RF_MODULES_NUM)) { 2319 wil_err(wil, "Invalid rf module mask 0x%x\n", rf_modules_vec); 2320 return -EINVAL; 2321 } 2322 2323 cmd.sector_idx = cpu_to_le16(sector_index); 2324 cmd.sector_type = sector_type; 2325 cmd.rf_modules_vec = rf_modules_vec & 0xFF; 2326 memset(&reply, 0, sizeof(reply)); 2327 rc = wmi_call(wil, WMI_GET_RF_SECTOR_PARAMS_CMDID, vif->mid, 2328 &cmd, sizeof(cmd), WMI_GET_RF_SECTOR_PARAMS_DONE_EVENTID, 2329 &reply, sizeof(reply), 2330 500); 2331 if (rc) 2332 return rc; 2333 if (reply.evt.status) { 2334 wil_err(wil, "get rf sector cfg failed with status %d\n", 2335 reply.evt.status); 2336 return wil_rf_sector_status_to_rc(reply.evt.status); 2337 } 2338 2339 msg = cfg80211_vendor_cmd_alloc_reply_skb( 2340 wiphy, 64 * WMI_MAX_RF_MODULES_NUM); 2341 if (!msg) 2342 return -ENOMEM; 2343 2344 if (nla_put_u64_64bit(msg, QCA_ATTR_TSF, 2345 le64_to_cpu(reply.evt.tsf), 2346 QCA_ATTR_PAD)) 2347 goto nla_put_failure; 2348 2349 nl_cfgs = nla_nest_start(msg, QCA_ATTR_DMG_RF_SECTOR_CFG); 2350 if (!nl_cfgs) 2351 goto nla_put_failure; 2352 for (i = 0; i < WMI_MAX_RF_MODULES_NUM; i++) { 2353 if (!(rf_modules_vec & BIT(i))) 2354 continue; 2355 nl_cfg = nla_nest_start(msg, i); 2356 if (!nl_cfg) 2357 goto nla_put_failure; 2358 si = &reply.evt.sectors_info[i]; 2359 if (nla_put_u8(msg, QCA_ATTR_DMG_RF_SECTOR_CFG_MODULE_INDEX, 2360 i) || 2361 nla_put_u32(msg, QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE0, 2362 le32_to_cpu(si->etype0)) || 2363 nla_put_u32(msg, QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE1, 2364 le32_to_cpu(si->etype1)) || 2365 nla_put_u32(msg, QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE2, 2366 le32_to_cpu(si->etype2)) || 2367 nla_put_u32(msg, QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_HI, 2368 le32_to_cpu(si->psh_hi)) || 2369 nla_put_u32(msg, QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_LO, 2370 le32_to_cpu(si->psh_lo)) || 2371 nla_put_u32(msg, QCA_ATTR_DMG_RF_SECTOR_CFG_DTYPE_X16, 2372 le32_to_cpu(si->dtype_swch_off))) 2373 goto nla_put_failure; 2374 nla_nest_end(msg, nl_cfg); 2375 } 2376 2377 nla_nest_end(msg, nl_cfgs); 2378 rc = cfg80211_vendor_cmd_reply(msg); 2379 return rc; 2380 nla_put_failure: 2381 kfree_skb(msg); 2382 return -ENOBUFS; 2383 } 2384 2385 static int wil_rf_sector_set_cfg(struct wiphy *wiphy, 2386 struct wireless_dev *wdev, 2387 const void *data, int data_len) 2388 { 2389 struct wil6210_priv *wil = wdev_to_wil(wdev); 2390 struct wil6210_vif *vif = wdev_to_vif(wil, wdev); 2391 int rc, tmp; 2392 struct nlattr *tb[QCA_ATTR_DMG_RF_SECTOR_MAX + 1]; 2393 struct nlattr *tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_MAX + 1]; 2394 u16 sector_index, rf_module_index; 2395 u8 sector_type; 2396 u32 rf_modules_vec = 0; 2397 struct wmi_set_rf_sector_params_cmd cmd; 2398 struct { 2399 struct wmi_cmd_hdr wmi; 2400 struct wmi_set_rf_sector_params_done_event evt; 2401 } __packed reply; 2402 struct nlattr *nl_cfg; 2403 struct wmi_rf_sector_info *si; 2404 2405 if (!test_bit(WMI_FW_CAPABILITY_RF_SECTORS, wil->fw_capabilities)) 2406 return -EOPNOTSUPP; 2407 2408 rc = nla_parse(tb, QCA_ATTR_DMG_RF_SECTOR_MAX, data, data_len, 2409 wil_rf_sector_policy, NULL); 2410 if (rc) { 2411 wil_err(wil, "Invalid rf sector ATTR\n"); 2412 return rc; 2413 } 2414 2415 if (!tb[QCA_ATTR_DMG_RF_SECTOR_INDEX] || 2416 !tb[QCA_ATTR_DMG_RF_SECTOR_TYPE] || 2417 !tb[QCA_ATTR_DMG_RF_SECTOR_CFG]) { 2418 wil_err(wil, "Invalid rf sector spec\n"); 2419 return -EINVAL; 2420 } 2421 2422 sector_index = nla_get_u16( 2423 tb[QCA_ATTR_DMG_RF_SECTOR_INDEX]); 2424 if (sector_index >= WIL_MAX_RF_SECTORS) { 2425 wil_err(wil, "Invalid sector index %d\n", sector_index); 2426 return -EINVAL; 2427 } 2428 2429 sector_type = nla_get_u8(tb[QCA_ATTR_DMG_RF_SECTOR_TYPE]); 2430 if (sector_type >= QCA_ATTR_DMG_RF_SECTOR_TYPE_MAX) { 2431 wil_err(wil, "Invalid sector type %d\n", sector_type); 2432 return -EINVAL; 2433 } 2434 2435 memset(&cmd, 0, sizeof(cmd)); 2436 2437 cmd.sector_idx = cpu_to_le16(sector_index); 2438 cmd.sector_type = sector_type; 2439 nla_for_each_nested(nl_cfg, tb[QCA_ATTR_DMG_RF_SECTOR_CFG], 2440 tmp) { 2441 rc = nla_parse_nested(tb2, QCA_ATTR_DMG_RF_SECTOR_CFG_MAX, 2442 nl_cfg, wil_rf_sector_cfg_policy, 2443 NULL); 2444 if (rc) { 2445 wil_err(wil, "invalid sector cfg\n"); 2446 return -EINVAL; 2447 } 2448 2449 if (!tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_MODULE_INDEX] || 2450 !tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE0] || 2451 !tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE1] || 2452 !tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE2] || 2453 !tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_HI] || 2454 !tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_LO] || 2455 !tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_DTYPE_X16]) { 2456 wil_err(wil, "missing cfg params\n"); 2457 return -EINVAL; 2458 } 2459 2460 rf_module_index = nla_get_u8( 2461 tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_MODULE_INDEX]); 2462 if (rf_module_index >= WMI_MAX_RF_MODULES_NUM) { 2463 wil_err(wil, "invalid RF module index %d\n", 2464 rf_module_index); 2465 return -EINVAL; 2466 } 2467 rf_modules_vec |= BIT(rf_module_index); 2468 si = &cmd.sectors_info[rf_module_index]; 2469 si->etype0 = cpu_to_le32(nla_get_u32( 2470 tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE0])); 2471 si->etype1 = cpu_to_le32(nla_get_u32( 2472 tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE1])); 2473 si->etype2 = cpu_to_le32(nla_get_u32( 2474 tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE2])); 2475 si->psh_hi = cpu_to_le32(nla_get_u32( 2476 tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_HI])); 2477 si->psh_lo = cpu_to_le32(nla_get_u32( 2478 tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_LO])); 2479 si->dtype_swch_off = cpu_to_le32(nla_get_u32( 2480 tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_DTYPE_X16])); 2481 } 2482 2483 cmd.rf_modules_vec = rf_modules_vec & 0xFF; 2484 memset(&reply, 0, sizeof(reply)); 2485 rc = wmi_call(wil, WMI_SET_RF_SECTOR_PARAMS_CMDID, vif->mid, 2486 &cmd, sizeof(cmd), WMI_SET_RF_SECTOR_PARAMS_DONE_EVENTID, 2487 &reply, sizeof(reply), 2488 500); 2489 if (rc) 2490 return rc; 2491 return wil_rf_sector_status_to_rc(reply.evt.status); 2492 } 2493 2494 static int wil_rf_sector_get_selected(struct wiphy *wiphy, 2495 struct wireless_dev *wdev, 2496 const void *data, int data_len) 2497 { 2498 struct wil6210_priv *wil = wdev_to_wil(wdev); 2499 struct wil6210_vif *vif = wdev_to_vif(wil, wdev); 2500 int rc; 2501 struct nlattr *tb[QCA_ATTR_DMG_RF_SECTOR_MAX + 1]; 2502 u8 sector_type, mac_addr[ETH_ALEN]; 2503 int cid = 0; 2504 struct wmi_get_selected_rf_sector_index_cmd cmd; 2505 struct { 2506 struct wmi_cmd_hdr wmi; 2507 struct wmi_get_selected_rf_sector_index_done_event evt; 2508 } __packed reply; 2509 struct sk_buff *msg; 2510 2511 if (!test_bit(WMI_FW_CAPABILITY_RF_SECTORS, wil->fw_capabilities)) 2512 return -EOPNOTSUPP; 2513 2514 rc = nla_parse(tb, QCA_ATTR_DMG_RF_SECTOR_MAX, data, data_len, 2515 wil_rf_sector_policy, NULL); 2516 if (rc) { 2517 wil_err(wil, "Invalid rf sector ATTR\n"); 2518 return rc; 2519 } 2520 2521 if (!tb[QCA_ATTR_DMG_RF_SECTOR_TYPE]) { 2522 wil_err(wil, "Invalid rf sector spec\n"); 2523 return -EINVAL; 2524 } 2525 sector_type = nla_get_u8(tb[QCA_ATTR_DMG_RF_SECTOR_TYPE]); 2526 if (sector_type >= QCA_ATTR_DMG_RF_SECTOR_TYPE_MAX) { 2527 wil_err(wil, "Invalid sector type %d\n", sector_type); 2528 return -EINVAL; 2529 } 2530 2531 if (tb[QCA_ATTR_MAC_ADDR]) { 2532 ether_addr_copy(mac_addr, nla_data(tb[QCA_ATTR_MAC_ADDR])); 2533 cid = wil_find_cid(wil, vif->mid, mac_addr); 2534 if (cid < 0) { 2535 wil_err(wil, "invalid MAC address %pM\n", mac_addr); 2536 return -ENOENT; 2537 } 2538 } else { 2539 if (test_bit(wil_vif_fwconnected, vif->status)) { 2540 wil_err(wil, "must specify MAC address when connected\n"); 2541 return -EINVAL; 2542 } 2543 } 2544 2545 memset(&cmd, 0, sizeof(cmd)); 2546 cmd.cid = (u8)cid; 2547 cmd.sector_type = sector_type; 2548 memset(&reply, 0, sizeof(reply)); 2549 rc = wmi_call(wil, WMI_GET_SELECTED_RF_SECTOR_INDEX_CMDID, vif->mid, 2550 &cmd, sizeof(cmd), 2551 WMI_GET_SELECTED_RF_SECTOR_INDEX_DONE_EVENTID, 2552 &reply, sizeof(reply), 2553 500); 2554 if (rc) 2555 return rc; 2556 if (reply.evt.status) { 2557 wil_err(wil, "get rf selected sector cfg failed with status %d\n", 2558 reply.evt.status); 2559 return wil_rf_sector_status_to_rc(reply.evt.status); 2560 } 2561 2562 msg = cfg80211_vendor_cmd_alloc_reply_skb( 2563 wiphy, 64 * WMI_MAX_RF_MODULES_NUM); 2564 if (!msg) 2565 return -ENOMEM; 2566 2567 if (nla_put_u64_64bit(msg, QCA_ATTR_TSF, 2568 le64_to_cpu(reply.evt.tsf), 2569 QCA_ATTR_PAD) || 2570 nla_put_u16(msg, QCA_ATTR_DMG_RF_SECTOR_INDEX, 2571 le16_to_cpu(reply.evt.sector_idx))) 2572 goto nla_put_failure; 2573 2574 rc = cfg80211_vendor_cmd_reply(msg); 2575 return rc; 2576 nla_put_failure: 2577 kfree_skb(msg); 2578 return -ENOBUFS; 2579 } 2580 2581 static int wil_rf_sector_wmi_set_selected(struct wil6210_priv *wil, 2582 u8 mid, u16 sector_index, 2583 u8 sector_type, u8 cid) 2584 { 2585 struct wmi_set_selected_rf_sector_index_cmd cmd; 2586 struct { 2587 struct wmi_cmd_hdr wmi; 2588 struct wmi_set_selected_rf_sector_index_done_event evt; 2589 } __packed reply; 2590 int rc; 2591 2592 memset(&cmd, 0, sizeof(cmd)); 2593 cmd.sector_idx = cpu_to_le16(sector_index); 2594 cmd.sector_type = sector_type; 2595 cmd.cid = (u8)cid; 2596 memset(&reply, 0, sizeof(reply)); 2597 rc = wmi_call(wil, WMI_SET_SELECTED_RF_SECTOR_INDEX_CMDID, mid, 2598 &cmd, sizeof(cmd), 2599 WMI_SET_SELECTED_RF_SECTOR_INDEX_DONE_EVENTID, 2600 &reply, sizeof(reply), 2601 500); 2602 if (rc) 2603 return rc; 2604 return wil_rf_sector_status_to_rc(reply.evt.status); 2605 } 2606 2607 static int wil_rf_sector_set_selected(struct wiphy *wiphy, 2608 struct wireless_dev *wdev, 2609 const void *data, int data_len) 2610 { 2611 struct wil6210_priv *wil = wdev_to_wil(wdev); 2612 struct wil6210_vif *vif = wdev_to_vif(wil, wdev); 2613 int rc; 2614 struct nlattr *tb[QCA_ATTR_DMG_RF_SECTOR_MAX + 1]; 2615 u16 sector_index; 2616 u8 sector_type, mac_addr[ETH_ALEN], i; 2617 int cid = 0; 2618 2619 if (!test_bit(WMI_FW_CAPABILITY_RF_SECTORS, wil->fw_capabilities)) 2620 return -EOPNOTSUPP; 2621 2622 rc = nla_parse(tb, QCA_ATTR_DMG_RF_SECTOR_MAX, data, data_len, 2623 wil_rf_sector_policy, NULL); 2624 if (rc) { 2625 wil_err(wil, "Invalid rf sector ATTR\n"); 2626 return rc; 2627 } 2628 2629 if (!tb[QCA_ATTR_DMG_RF_SECTOR_INDEX] || 2630 !tb[QCA_ATTR_DMG_RF_SECTOR_TYPE]) { 2631 wil_err(wil, "Invalid rf sector spec\n"); 2632 return -EINVAL; 2633 } 2634 2635 sector_index = nla_get_u16( 2636 tb[QCA_ATTR_DMG_RF_SECTOR_INDEX]); 2637 if (sector_index >= WIL_MAX_RF_SECTORS && 2638 sector_index != WMI_INVALID_RF_SECTOR_INDEX) { 2639 wil_err(wil, "Invalid sector index %d\n", sector_index); 2640 return -EINVAL; 2641 } 2642 2643 sector_type = nla_get_u8(tb[QCA_ATTR_DMG_RF_SECTOR_TYPE]); 2644 if (sector_type >= QCA_ATTR_DMG_RF_SECTOR_TYPE_MAX) { 2645 wil_err(wil, "Invalid sector type %d\n", sector_type); 2646 return -EINVAL; 2647 } 2648 2649 if (tb[QCA_ATTR_MAC_ADDR]) { 2650 ether_addr_copy(mac_addr, nla_data(tb[QCA_ATTR_MAC_ADDR])); 2651 if (!is_broadcast_ether_addr(mac_addr)) { 2652 cid = wil_find_cid(wil, vif->mid, mac_addr); 2653 if (cid < 0) { 2654 wil_err(wil, "invalid MAC address %pM\n", 2655 mac_addr); 2656 return -ENOENT; 2657 } 2658 } else { 2659 if (sector_index != WMI_INVALID_RF_SECTOR_INDEX) { 2660 wil_err(wil, "broadcast MAC valid only with unlocking\n"); 2661 return -EINVAL; 2662 } 2663 cid = -1; 2664 } 2665 } else { 2666 if (test_bit(wil_vif_fwconnected, vif->status)) { 2667 wil_err(wil, "must specify MAC address when connected\n"); 2668 return -EINVAL; 2669 } 2670 /* otherwise, using cid=0 for unassociated station */ 2671 } 2672 2673 if (cid >= 0) { 2674 rc = wil_rf_sector_wmi_set_selected(wil, vif->mid, sector_index, 2675 sector_type, cid); 2676 } else { 2677 /* unlock all cids */ 2678 rc = wil_rf_sector_wmi_set_selected( 2679 wil, vif->mid, WMI_INVALID_RF_SECTOR_INDEX, 2680 sector_type, WIL_CID_ALL); 2681 if (rc == -EINVAL) { 2682 for (i = 0; i < WIL6210_MAX_CID; i++) { 2683 if (wil->sta[i].mid != vif->mid) 2684 continue; 2685 rc = wil_rf_sector_wmi_set_selected( 2686 wil, vif->mid, 2687 WMI_INVALID_RF_SECTOR_INDEX, 2688 sector_type, i); 2689 /* the FW will silently ignore and return 2690 * success for unused cid, so abort the loop 2691 * on any other error 2692 */ 2693 if (rc) { 2694 wil_err(wil, "unlock cid %d failed with status %d\n", 2695 i, rc); 2696 break; 2697 } 2698 } 2699 } 2700 } 2701 2702 return rc; 2703 } 2704