1 /* 2 * Copyright (c) 2012-2017 Qualcomm Atheros, Inc. 3 * 4 * Permission to use, copy, modify, and/or distribute this software for any 5 * purpose with or without fee is hereby granted, provided that the above 6 * copyright notice and this permission notice appear in all copies. 7 * 8 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 9 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 10 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 11 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 12 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 13 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 14 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 15 */ 16 17 #include <linux/etherdevice.h> 18 #include <linux/moduleparam.h> 19 #include <net/netlink.h> 20 #include "wil6210.h" 21 #include "wmi.h" 22 23 #define WIL_MAX_ROC_DURATION_MS 5000 24 25 bool disable_ap_sme; 26 module_param(disable_ap_sme, bool, 0444); 27 MODULE_PARM_DESC(disable_ap_sme, " let user space handle AP mode SME"); 28 29 #ifdef CONFIG_PM 30 static struct wiphy_wowlan_support wil_wowlan_support = { 31 .flags = WIPHY_WOWLAN_ANY | WIPHY_WOWLAN_DISCONNECT, 32 }; 33 #endif 34 35 #define CHAN60G(_channel, _flags) { \ 36 .band = NL80211_BAND_60GHZ, \ 37 .center_freq = 56160 + (2160 * (_channel)), \ 38 .hw_value = (_channel), \ 39 .flags = (_flags), \ 40 .max_antenna_gain = 0, \ 41 .max_power = 40, \ 42 } 43 44 static struct ieee80211_channel wil_60ghz_channels[] = { 45 CHAN60G(1, 0), 46 CHAN60G(2, 0), 47 CHAN60G(3, 0), 48 /* channel 4 not supported yet */ 49 }; 50 51 /* Vendor id to be used in vendor specific command and events 52 * to user space. 53 * NOTE: The authoritative place for definition of QCA_NL80211_VENDOR_ID, 54 * vendor subcmd definitions prefixed with QCA_NL80211_VENDOR_SUBCMD, and 55 * qca_wlan_vendor_attr is open source file src/common/qca-vendor.h in 56 * git://w1.fi/srv/git/hostap.git; the values here are just a copy of that 57 */ 58 59 #define QCA_NL80211_VENDOR_ID 0x001374 60 61 #define WIL_MAX_RF_SECTORS (128) 62 #define WIL_CID_ALL (0xff) 63 64 enum qca_wlan_vendor_attr_rf_sector { 65 QCA_ATTR_MAC_ADDR = 6, 66 QCA_ATTR_PAD = 13, 67 QCA_ATTR_TSF = 29, 68 QCA_ATTR_DMG_RF_SECTOR_INDEX = 30, 69 QCA_ATTR_DMG_RF_SECTOR_TYPE = 31, 70 QCA_ATTR_DMG_RF_MODULE_MASK = 32, 71 QCA_ATTR_DMG_RF_SECTOR_CFG = 33, 72 QCA_ATTR_DMG_RF_SECTOR_MAX, 73 }; 74 75 enum qca_wlan_vendor_attr_dmg_rf_sector_type { 76 QCA_ATTR_DMG_RF_SECTOR_TYPE_RX, 77 QCA_ATTR_DMG_RF_SECTOR_TYPE_TX, 78 QCA_ATTR_DMG_RF_SECTOR_TYPE_MAX 79 }; 80 81 enum qca_wlan_vendor_attr_dmg_rf_sector_cfg { 82 QCA_ATTR_DMG_RF_SECTOR_CFG_INVALID = 0, 83 QCA_ATTR_DMG_RF_SECTOR_CFG_MODULE_INDEX, 84 QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE0, 85 QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE1, 86 QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE2, 87 QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_HI, 88 QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_LO, 89 QCA_ATTR_DMG_RF_SECTOR_CFG_DTYPE_X16, 90 91 /* keep last */ 92 QCA_ATTR_DMG_RF_SECTOR_CFG_AFTER_LAST, 93 QCA_ATTR_DMG_RF_SECTOR_CFG_MAX = 94 QCA_ATTR_DMG_RF_SECTOR_CFG_AFTER_LAST - 1 95 }; 96 97 static const struct 98 nla_policy wil_rf_sector_policy[QCA_ATTR_DMG_RF_SECTOR_MAX + 1] = { 99 [QCA_ATTR_MAC_ADDR] = { .len = ETH_ALEN }, 100 [QCA_ATTR_DMG_RF_SECTOR_INDEX] = { .type = NLA_U16 }, 101 [QCA_ATTR_DMG_RF_SECTOR_TYPE] = { .type = NLA_U8 }, 102 [QCA_ATTR_DMG_RF_MODULE_MASK] = { .type = NLA_U32 }, 103 [QCA_ATTR_DMG_RF_SECTOR_CFG] = { .type = NLA_NESTED }, 104 }; 105 106 static const struct 107 nla_policy wil_rf_sector_cfg_policy[QCA_ATTR_DMG_RF_SECTOR_CFG_MAX + 1] = { 108 [QCA_ATTR_DMG_RF_SECTOR_CFG_MODULE_INDEX] = { .type = NLA_U8 }, 109 [QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE0] = { .type = NLA_U32 }, 110 [QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE1] = { .type = NLA_U32 }, 111 [QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE2] = { .type = NLA_U32 }, 112 [QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_HI] = { .type = NLA_U32 }, 113 [QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_LO] = { .type = NLA_U32 }, 114 [QCA_ATTR_DMG_RF_SECTOR_CFG_DTYPE_X16] = { .type = NLA_U32 }, 115 }; 116 117 enum qca_nl80211_vendor_subcmds { 118 QCA_NL80211_VENDOR_SUBCMD_DMG_RF_GET_SECTOR_CFG = 139, 119 QCA_NL80211_VENDOR_SUBCMD_DMG_RF_SET_SECTOR_CFG = 140, 120 QCA_NL80211_VENDOR_SUBCMD_DMG_RF_GET_SELECTED_SECTOR = 141, 121 QCA_NL80211_VENDOR_SUBCMD_DMG_RF_SET_SELECTED_SECTOR = 142, 122 }; 123 124 static int wil_rf_sector_get_cfg(struct wiphy *wiphy, 125 struct wireless_dev *wdev, 126 const void *data, int data_len); 127 static int wil_rf_sector_set_cfg(struct wiphy *wiphy, 128 struct wireless_dev *wdev, 129 const void *data, int data_len); 130 static int wil_rf_sector_get_selected(struct wiphy *wiphy, 131 struct wireless_dev *wdev, 132 const void *data, int data_len); 133 static int wil_rf_sector_set_selected(struct wiphy *wiphy, 134 struct wireless_dev *wdev, 135 const void *data, int data_len); 136 137 /* vendor specific commands */ 138 static const struct wiphy_vendor_command wil_nl80211_vendor_commands[] = { 139 { 140 .info.vendor_id = QCA_NL80211_VENDOR_ID, 141 .info.subcmd = QCA_NL80211_VENDOR_SUBCMD_DMG_RF_GET_SECTOR_CFG, 142 .flags = WIPHY_VENDOR_CMD_NEED_WDEV | 143 WIPHY_VENDOR_CMD_NEED_RUNNING, 144 .doit = wil_rf_sector_get_cfg 145 }, 146 { 147 .info.vendor_id = QCA_NL80211_VENDOR_ID, 148 .info.subcmd = QCA_NL80211_VENDOR_SUBCMD_DMG_RF_SET_SECTOR_CFG, 149 .flags = WIPHY_VENDOR_CMD_NEED_WDEV | 150 WIPHY_VENDOR_CMD_NEED_RUNNING, 151 .doit = wil_rf_sector_set_cfg 152 }, 153 { 154 .info.vendor_id = QCA_NL80211_VENDOR_ID, 155 .info.subcmd = 156 QCA_NL80211_VENDOR_SUBCMD_DMG_RF_GET_SELECTED_SECTOR, 157 .flags = WIPHY_VENDOR_CMD_NEED_WDEV | 158 WIPHY_VENDOR_CMD_NEED_RUNNING, 159 .doit = wil_rf_sector_get_selected 160 }, 161 { 162 .info.vendor_id = QCA_NL80211_VENDOR_ID, 163 .info.subcmd = 164 QCA_NL80211_VENDOR_SUBCMD_DMG_RF_SET_SELECTED_SECTOR, 165 .flags = WIPHY_VENDOR_CMD_NEED_WDEV | 166 WIPHY_VENDOR_CMD_NEED_RUNNING, 167 .doit = wil_rf_sector_set_selected 168 }, 169 }; 170 171 static struct ieee80211_supported_band wil_band_60ghz = { 172 .channels = wil_60ghz_channels, 173 .n_channels = ARRAY_SIZE(wil_60ghz_channels), 174 .ht_cap = { 175 .ht_supported = true, 176 .cap = 0, /* TODO */ 177 .ampdu_factor = IEEE80211_HT_MAX_AMPDU_64K, /* TODO */ 178 .ampdu_density = IEEE80211_HT_MPDU_DENSITY_8, /* TODO */ 179 .mcs = { 180 /* MCS 1..12 - SC PHY */ 181 .rx_mask = {0xfe, 0x1f}, /* 1..12 */ 182 .tx_params = IEEE80211_HT_MCS_TX_DEFINED, /* TODO */ 183 }, 184 }, 185 }; 186 187 static const struct ieee80211_txrx_stypes 188 wil_mgmt_stypes[NUM_NL80211_IFTYPES] = { 189 [NL80211_IFTYPE_STATION] = { 190 .tx = BIT(IEEE80211_STYPE_ACTION >> 4) | 191 BIT(IEEE80211_STYPE_PROBE_RESP >> 4), 192 .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | 193 BIT(IEEE80211_STYPE_PROBE_REQ >> 4) 194 }, 195 [NL80211_IFTYPE_AP] = { 196 .tx = BIT(IEEE80211_STYPE_ACTION >> 4) | 197 BIT(IEEE80211_STYPE_PROBE_RESP >> 4) | 198 BIT(IEEE80211_STYPE_ASSOC_RESP >> 4) | 199 BIT(IEEE80211_STYPE_DISASSOC >> 4), 200 .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | 201 BIT(IEEE80211_STYPE_PROBE_REQ >> 4) | 202 BIT(IEEE80211_STYPE_ASSOC_REQ >> 4) | 203 BIT(IEEE80211_STYPE_DISASSOC >> 4) | 204 BIT(IEEE80211_STYPE_AUTH >> 4) | 205 BIT(IEEE80211_STYPE_DEAUTH >> 4) | 206 BIT(IEEE80211_STYPE_REASSOC_REQ >> 4) 207 }, 208 [NL80211_IFTYPE_P2P_CLIENT] = { 209 .tx = BIT(IEEE80211_STYPE_ACTION >> 4) | 210 BIT(IEEE80211_STYPE_PROBE_RESP >> 4), 211 .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | 212 BIT(IEEE80211_STYPE_PROBE_REQ >> 4) 213 }, 214 [NL80211_IFTYPE_P2P_GO] = { 215 .tx = BIT(IEEE80211_STYPE_ACTION >> 4) | 216 BIT(IEEE80211_STYPE_PROBE_RESP >> 4), 217 .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | 218 BIT(IEEE80211_STYPE_PROBE_REQ >> 4) 219 }, 220 [NL80211_IFTYPE_P2P_DEVICE] = { 221 .tx = BIT(IEEE80211_STYPE_ACTION >> 4) | 222 BIT(IEEE80211_STYPE_PROBE_RESP >> 4), 223 .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | 224 BIT(IEEE80211_STYPE_PROBE_REQ >> 4) 225 }, 226 }; 227 228 static const u32 wil_cipher_suites[] = { 229 WLAN_CIPHER_SUITE_GCMP, 230 }; 231 232 static const char * const key_usage_str[] = { 233 [WMI_KEY_USE_PAIRWISE] = "PTK", 234 [WMI_KEY_USE_RX_GROUP] = "RX_GTK", 235 [WMI_KEY_USE_TX_GROUP] = "TX_GTK", 236 }; 237 238 int wil_iftype_nl2wmi(enum nl80211_iftype type) 239 { 240 static const struct { 241 enum nl80211_iftype nl; 242 enum wmi_network_type wmi; 243 } __nl2wmi[] = { 244 {NL80211_IFTYPE_ADHOC, WMI_NETTYPE_ADHOC}, 245 {NL80211_IFTYPE_STATION, WMI_NETTYPE_INFRA}, 246 {NL80211_IFTYPE_AP, WMI_NETTYPE_AP}, 247 {NL80211_IFTYPE_P2P_CLIENT, WMI_NETTYPE_P2P}, 248 {NL80211_IFTYPE_P2P_GO, WMI_NETTYPE_P2P}, 249 {NL80211_IFTYPE_MONITOR, WMI_NETTYPE_ADHOC}, /* FIXME */ 250 }; 251 uint i; 252 253 for (i = 0; i < ARRAY_SIZE(__nl2wmi); i++) { 254 if (__nl2wmi[i].nl == type) 255 return __nl2wmi[i].wmi; 256 } 257 258 return -EOPNOTSUPP; 259 } 260 261 int wil_cid_fill_sinfo(struct wil6210_priv *wil, int cid, 262 struct station_info *sinfo) 263 { 264 struct wmi_notify_req_cmd cmd = { 265 .cid = cid, 266 .interval_usec = 0, 267 }; 268 struct { 269 struct wmi_cmd_hdr wmi; 270 struct wmi_notify_req_done_event evt; 271 } __packed reply; 272 struct wil_net_stats *stats = &wil->sta[cid].stats; 273 int rc; 274 275 rc = wmi_call(wil, WMI_NOTIFY_REQ_CMDID, &cmd, sizeof(cmd), 276 WMI_NOTIFY_REQ_DONE_EVENTID, &reply, sizeof(reply), 20); 277 if (rc) 278 return rc; 279 280 wil_dbg_wmi(wil, "Link status for CID %d: {\n" 281 " MCS %d TSF 0x%016llx\n" 282 " BF status 0x%08x RSSI %d SQI %d%%\n" 283 " Tx Tpt %d goodput %d Rx goodput %d\n" 284 " Sectors(rx:tx) my %d:%d peer %d:%d\n""}\n", 285 cid, le16_to_cpu(reply.evt.bf_mcs), 286 le64_to_cpu(reply.evt.tsf), reply.evt.status, 287 reply.evt.rssi, 288 reply.evt.sqi, 289 le32_to_cpu(reply.evt.tx_tpt), 290 le32_to_cpu(reply.evt.tx_goodput), 291 le32_to_cpu(reply.evt.rx_goodput), 292 le16_to_cpu(reply.evt.my_rx_sector), 293 le16_to_cpu(reply.evt.my_tx_sector), 294 le16_to_cpu(reply.evt.other_rx_sector), 295 le16_to_cpu(reply.evt.other_tx_sector)); 296 297 sinfo->generation = wil->sinfo_gen; 298 299 sinfo->filled = BIT(NL80211_STA_INFO_RX_BYTES) | 300 BIT(NL80211_STA_INFO_TX_BYTES) | 301 BIT(NL80211_STA_INFO_RX_PACKETS) | 302 BIT(NL80211_STA_INFO_TX_PACKETS) | 303 BIT(NL80211_STA_INFO_RX_BITRATE) | 304 BIT(NL80211_STA_INFO_TX_BITRATE) | 305 BIT(NL80211_STA_INFO_RX_DROP_MISC) | 306 BIT(NL80211_STA_INFO_TX_FAILED); 307 308 sinfo->txrate.flags = RATE_INFO_FLAGS_60G; 309 sinfo->txrate.mcs = le16_to_cpu(reply.evt.bf_mcs); 310 sinfo->rxrate.mcs = stats->last_mcs_rx; 311 sinfo->rx_bytes = stats->rx_bytes; 312 sinfo->rx_packets = stats->rx_packets; 313 sinfo->rx_dropped_misc = stats->rx_dropped; 314 sinfo->tx_bytes = stats->tx_bytes; 315 sinfo->tx_packets = stats->tx_packets; 316 sinfo->tx_failed = stats->tx_errors; 317 318 if (test_bit(wil_status_fwconnected, wil->status)) { 319 sinfo->filled |= BIT(NL80211_STA_INFO_SIGNAL); 320 if (test_bit(WMI_FW_CAPABILITY_RSSI_REPORTING, 321 wil->fw_capabilities)) 322 sinfo->signal = reply.evt.rssi; 323 else 324 sinfo->signal = reply.evt.sqi; 325 } 326 327 return rc; 328 } 329 330 static int wil_cfg80211_get_station(struct wiphy *wiphy, 331 struct net_device *ndev, 332 const u8 *mac, struct station_info *sinfo) 333 { 334 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 335 int rc; 336 337 int cid = wil_find_cid(wil, mac); 338 339 wil_dbg_misc(wil, "get_station: %pM CID %d\n", mac, cid); 340 if (cid < 0) 341 return cid; 342 343 rc = wil_cid_fill_sinfo(wil, cid, sinfo); 344 345 return rc; 346 } 347 348 /* 349 * Find @idx-th active STA for station dump. 350 */ 351 static int wil_find_cid_by_idx(struct wil6210_priv *wil, int idx) 352 { 353 int i; 354 355 for (i = 0; i < ARRAY_SIZE(wil->sta); i++) { 356 if (wil->sta[i].status == wil_sta_unused) 357 continue; 358 if (idx == 0) 359 return i; 360 idx--; 361 } 362 363 return -ENOENT; 364 } 365 366 static int wil_cfg80211_dump_station(struct wiphy *wiphy, 367 struct net_device *dev, int idx, 368 u8 *mac, struct station_info *sinfo) 369 { 370 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 371 int rc; 372 int cid = wil_find_cid_by_idx(wil, idx); 373 374 if (cid < 0) 375 return -ENOENT; 376 377 ether_addr_copy(mac, wil->sta[cid].addr); 378 wil_dbg_misc(wil, "dump_station: %pM CID %d\n", mac, cid); 379 380 rc = wil_cid_fill_sinfo(wil, cid, sinfo); 381 382 return rc; 383 } 384 385 static int wil_cfg80211_start_p2p_device(struct wiphy *wiphy, 386 struct wireless_dev *wdev) 387 { 388 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 389 390 wil_dbg_misc(wil, "start_p2p_device: entered\n"); 391 wil->p2p.p2p_dev_started = 1; 392 return 0; 393 } 394 395 static void wil_cfg80211_stop_p2p_device(struct wiphy *wiphy, 396 struct wireless_dev *wdev) 397 { 398 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 399 struct wil_p2p_info *p2p = &wil->p2p; 400 401 if (!p2p->p2p_dev_started) 402 return; 403 404 wil_dbg_misc(wil, "stop_p2p_device: entered\n"); 405 mutex_lock(&wil->mutex); 406 mutex_lock(&wil->p2p_wdev_mutex); 407 wil_p2p_stop_radio_operations(wil); 408 p2p->p2p_dev_started = 0; 409 mutex_unlock(&wil->p2p_wdev_mutex); 410 mutex_unlock(&wil->mutex); 411 } 412 413 static struct wireless_dev * 414 wil_cfg80211_add_iface(struct wiphy *wiphy, const char *name, 415 unsigned char name_assign_type, 416 enum nl80211_iftype type, 417 struct vif_params *params) 418 { 419 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 420 struct net_device *ndev = wil_to_ndev(wil); 421 struct wireless_dev *p2p_wdev; 422 423 wil_dbg_misc(wil, "add_iface\n"); 424 425 if (type != NL80211_IFTYPE_P2P_DEVICE) { 426 wil_err(wil, "unsupported iftype %d\n", type); 427 return ERR_PTR(-EINVAL); 428 } 429 430 if (wil->p2p_wdev) { 431 wil_err(wil, "P2P_DEVICE interface already created\n"); 432 return ERR_PTR(-EINVAL); 433 } 434 435 p2p_wdev = kzalloc(sizeof(*p2p_wdev), GFP_KERNEL); 436 if (!p2p_wdev) 437 return ERR_PTR(-ENOMEM); 438 439 p2p_wdev->iftype = type; 440 p2p_wdev->wiphy = wiphy; 441 /* use our primary ethernet address */ 442 ether_addr_copy(p2p_wdev->address, ndev->perm_addr); 443 444 wil->p2p_wdev = p2p_wdev; 445 446 return p2p_wdev; 447 } 448 449 static int wil_cfg80211_del_iface(struct wiphy *wiphy, 450 struct wireless_dev *wdev) 451 { 452 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 453 454 wil_dbg_misc(wil, "del_iface\n"); 455 456 if (wdev != wil->p2p_wdev) { 457 wil_err(wil, "delete of incorrect interface 0x%p\n", wdev); 458 return -EINVAL; 459 } 460 461 wil_cfg80211_stop_p2p_device(wiphy, wdev); 462 wil_p2p_wdev_free(wil); 463 464 return 0; 465 } 466 467 static int wil_cfg80211_change_iface(struct wiphy *wiphy, 468 struct net_device *ndev, 469 enum nl80211_iftype type, 470 struct vif_params *params) 471 { 472 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 473 struct wireless_dev *wdev = wil_to_wdev(wil); 474 int rc; 475 476 wil_dbg_misc(wil, "change_iface: type=%d\n", type); 477 478 if (netif_running(wil_to_ndev(wil)) && !wil_is_recovery_blocked(wil)) { 479 wil_dbg_misc(wil, "interface is up. resetting...\n"); 480 mutex_lock(&wil->mutex); 481 __wil_down(wil); 482 rc = __wil_up(wil); 483 mutex_unlock(&wil->mutex); 484 485 if (rc) 486 return rc; 487 } 488 489 switch (type) { 490 case NL80211_IFTYPE_STATION: 491 case NL80211_IFTYPE_AP: 492 case NL80211_IFTYPE_P2P_CLIENT: 493 case NL80211_IFTYPE_P2P_GO: 494 break; 495 case NL80211_IFTYPE_MONITOR: 496 if (params->flags) 497 wil->monitor_flags = params->flags; 498 break; 499 default: 500 return -EOPNOTSUPP; 501 } 502 503 wdev->iftype = type; 504 505 return 0; 506 } 507 508 static int wil_cfg80211_scan(struct wiphy *wiphy, 509 struct cfg80211_scan_request *request) 510 { 511 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 512 struct wireless_dev *wdev = request->wdev; 513 struct { 514 struct wmi_start_scan_cmd cmd; 515 u16 chnl[4]; 516 } __packed cmd; 517 uint i, n; 518 int rc; 519 520 wil_dbg_misc(wil, "scan: wdev=0x%p iftype=%d\n", wdev, wdev->iftype); 521 522 /* check we are client side */ 523 switch (wdev->iftype) { 524 case NL80211_IFTYPE_STATION: 525 case NL80211_IFTYPE_P2P_CLIENT: 526 case NL80211_IFTYPE_P2P_DEVICE: 527 break; 528 default: 529 return -EOPNOTSUPP; 530 } 531 532 /* FW don't support scan after connection attempt */ 533 if (test_bit(wil_status_dontscan, wil->status)) { 534 wil_err(wil, "Can't scan now\n"); 535 return -EBUSY; 536 } 537 538 mutex_lock(&wil->mutex); 539 540 mutex_lock(&wil->p2p_wdev_mutex); 541 if (wil->scan_request || wil->p2p.discovery_started) { 542 wil_err(wil, "Already scanning\n"); 543 mutex_unlock(&wil->p2p_wdev_mutex); 544 rc = -EAGAIN; 545 goto out; 546 } 547 mutex_unlock(&wil->p2p_wdev_mutex); 548 549 if (wdev->iftype == NL80211_IFTYPE_P2P_DEVICE) { 550 if (!wil->p2p.p2p_dev_started) { 551 wil_err(wil, "P2P search requested on stopped P2P device\n"); 552 rc = -EIO; 553 goto out; 554 } 555 /* social scan on P2P_DEVICE is handled as p2p search */ 556 if (wil_p2p_is_social_scan(request)) { 557 wil->scan_request = request; 558 wil->radio_wdev = wdev; 559 rc = wil_p2p_search(wil, request); 560 if (rc) { 561 wil->radio_wdev = wil_to_wdev(wil); 562 wil->scan_request = NULL; 563 } 564 goto out; 565 } 566 } 567 568 (void)wil_p2p_stop_discovery(wil); 569 570 wil_dbg_misc(wil, "Start scan_request 0x%p\n", request); 571 wil_dbg_misc(wil, "SSID count: %d", request->n_ssids); 572 573 for (i = 0; i < request->n_ssids; i++) { 574 wil_dbg_misc(wil, "SSID[%d]", i); 575 wil_hex_dump_misc("SSID ", DUMP_PREFIX_OFFSET, 16, 1, 576 request->ssids[i].ssid, 577 request->ssids[i].ssid_len, true); 578 } 579 580 if (request->n_ssids) 581 rc = wmi_set_ssid(wil, request->ssids[0].ssid_len, 582 request->ssids[0].ssid); 583 else 584 rc = wmi_set_ssid(wil, 0, NULL); 585 586 if (rc) { 587 wil_err(wil, "set SSID for scan request failed: %d\n", rc); 588 goto out; 589 } 590 591 wil->scan_request = request; 592 mod_timer(&wil->scan_timer, jiffies + WIL6210_SCAN_TO); 593 594 memset(&cmd, 0, sizeof(cmd)); 595 cmd.cmd.scan_type = WMI_ACTIVE_SCAN; 596 cmd.cmd.num_channels = 0; 597 n = min(request->n_channels, 4U); 598 for (i = 0; i < n; i++) { 599 int ch = request->channels[i]->hw_value; 600 601 if (ch == 0) { 602 wil_err(wil, 603 "Scan requested for unknown frequency %dMhz\n", 604 request->channels[i]->center_freq); 605 continue; 606 } 607 /* 0-based channel indexes */ 608 cmd.cmd.channel_list[cmd.cmd.num_channels++].channel = ch - 1; 609 wil_dbg_misc(wil, "Scan for ch %d : %d MHz\n", ch, 610 request->channels[i]->center_freq); 611 } 612 613 if (request->ie_len) 614 wil_hex_dump_misc("Scan IE ", DUMP_PREFIX_OFFSET, 16, 1, 615 request->ie, request->ie_len, true); 616 else 617 wil_dbg_misc(wil, "Scan has no IE's\n"); 618 619 rc = wmi_set_ie(wil, WMI_FRAME_PROBE_REQ, request->ie_len, request->ie); 620 if (rc) 621 goto out_restore; 622 623 if (wil->discovery_mode && cmd.cmd.scan_type == WMI_ACTIVE_SCAN) { 624 cmd.cmd.discovery_mode = 1; 625 wil_dbg_misc(wil, "active scan with discovery_mode=1\n"); 626 } 627 628 wil->radio_wdev = wdev; 629 rc = wmi_send(wil, WMI_START_SCAN_CMDID, &cmd, sizeof(cmd.cmd) + 630 cmd.cmd.num_channels * sizeof(cmd.cmd.channel_list[0])); 631 632 out_restore: 633 if (rc) { 634 del_timer_sync(&wil->scan_timer); 635 wil->radio_wdev = wil_to_wdev(wil); 636 wil->scan_request = NULL; 637 } 638 out: 639 mutex_unlock(&wil->mutex); 640 return rc; 641 } 642 643 static void wil_cfg80211_abort_scan(struct wiphy *wiphy, 644 struct wireless_dev *wdev) 645 { 646 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 647 648 wil_dbg_misc(wil, "wdev=0x%p iftype=%d\n", wdev, wdev->iftype); 649 650 mutex_lock(&wil->mutex); 651 mutex_lock(&wil->p2p_wdev_mutex); 652 653 if (!wil->scan_request) 654 goto out; 655 656 if (wdev != wil->scan_request->wdev) { 657 wil_dbg_misc(wil, "abort scan was called on the wrong iface\n"); 658 goto out; 659 } 660 661 if (wil->radio_wdev == wil->p2p_wdev) 662 wil_p2p_stop_radio_operations(wil); 663 else 664 wil_abort_scan(wil, true); 665 666 out: 667 mutex_unlock(&wil->p2p_wdev_mutex); 668 mutex_unlock(&wil->mutex); 669 } 670 671 static void wil_print_crypto(struct wil6210_priv *wil, 672 struct cfg80211_crypto_settings *c) 673 { 674 int i, n; 675 676 wil_dbg_misc(wil, "WPA versions: 0x%08x cipher group 0x%08x\n", 677 c->wpa_versions, c->cipher_group); 678 wil_dbg_misc(wil, "Pairwise ciphers [%d] {\n", c->n_ciphers_pairwise); 679 n = min_t(int, c->n_ciphers_pairwise, ARRAY_SIZE(c->ciphers_pairwise)); 680 for (i = 0; i < n; i++) 681 wil_dbg_misc(wil, " [%d] = 0x%08x\n", i, 682 c->ciphers_pairwise[i]); 683 wil_dbg_misc(wil, "}\n"); 684 wil_dbg_misc(wil, "AKM suites [%d] {\n", c->n_akm_suites); 685 n = min_t(int, c->n_akm_suites, ARRAY_SIZE(c->akm_suites)); 686 for (i = 0; i < n; i++) 687 wil_dbg_misc(wil, " [%d] = 0x%08x\n", i, 688 c->akm_suites[i]); 689 wil_dbg_misc(wil, "}\n"); 690 wil_dbg_misc(wil, "Control port : %d, eth_type 0x%04x no_encrypt %d\n", 691 c->control_port, be16_to_cpu(c->control_port_ethertype), 692 c->control_port_no_encrypt); 693 } 694 695 static void wil_print_connect_params(struct wil6210_priv *wil, 696 struct cfg80211_connect_params *sme) 697 { 698 wil_info(wil, "Connecting to:\n"); 699 if (sme->channel) { 700 wil_info(wil, " Channel: %d freq %d\n", 701 sme->channel->hw_value, sme->channel->center_freq); 702 } 703 if (sme->bssid) 704 wil_info(wil, " BSSID: %pM\n", sme->bssid); 705 if (sme->ssid) 706 print_hex_dump(KERN_INFO, " SSID: ", DUMP_PREFIX_OFFSET, 707 16, 1, sme->ssid, sme->ssid_len, true); 708 wil_info(wil, " Privacy: %s\n", sme->privacy ? "secure" : "open"); 709 wil_info(wil, " PBSS: %d\n", sme->pbss); 710 wil_print_crypto(wil, &sme->crypto); 711 } 712 713 static int wil_cfg80211_connect(struct wiphy *wiphy, 714 struct net_device *ndev, 715 struct cfg80211_connect_params *sme) 716 { 717 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 718 struct cfg80211_bss *bss; 719 struct wmi_connect_cmd conn; 720 const u8 *ssid_eid; 721 const u8 *rsn_eid; 722 int ch; 723 int rc = 0; 724 enum ieee80211_bss_type bss_type = IEEE80211_BSS_TYPE_ESS; 725 726 wil_dbg_misc(wil, "connect\n"); 727 wil_print_connect_params(wil, sme); 728 729 if (test_bit(wil_status_fwconnecting, wil->status) || 730 test_bit(wil_status_fwconnected, wil->status)) 731 return -EALREADY; 732 733 if (sme->ie_len > WMI_MAX_IE_LEN) { 734 wil_err(wil, "IE too large (%td bytes)\n", sme->ie_len); 735 return -ERANGE; 736 } 737 738 rsn_eid = sme->ie ? 739 cfg80211_find_ie(WLAN_EID_RSN, sme->ie, sme->ie_len) : 740 NULL; 741 if (sme->privacy && !rsn_eid) 742 wil_info(wil, "WSC connection\n"); 743 744 if (sme->pbss) 745 bss_type = IEEE80211_BSS_TYPE_PBSS; 746 747 bss = cfg80211_get_bss(wiphy, sme->channel, sme->bssid, 748 sme->ssid, sme->ssid_len, 749 bss_type, IEEE80211_PRIVACY_ANY); 750 if (!bss) { 751 wil_err(wil, "Unable to find BSS\n"); 752 return -ENOENT; 753 } 754 755 ssid_eid = ieee80211_bss_get_ie(bss, WLAN_EID_SSID); 756 if (!ssid_eid) { 757 wil_err(wil, "No SSID\n"); 758 rc = -ENOENT; 759 goto out; 760 } 761 wil->privacy = sme->privacy; 762 wil->pbss = sme->pbss; 763 764 if (wil->privacy) { 765 /* For secure assoc, remove old keys */ 766 rc = wmi_del_cipher_key(wil, 0, bss->bssid, 767 WMI_KEY_USE_PAIRWISE); 768 if (rc) { 769 wil_err(wil, "WMI_DELETE_CIPHER_KEY_CMD(PTK) failed\n"); 770 goto out; 771 } 772 rc = wmi_del_cipher_key(wil, 0, bss->bssid, 773 WMI_KEY_USE_RX_GROUP); 774 if (rc) { 775 wil_err(wil, "WMI_DELETE_CIPHER_KEY_CMD(GTK) failed\n"); 776 goto out; 777 } 778 } 779 780 /* WMI_SET_APPIE_CMD. ie may contain rsn info as well as other info 781 * elements. Send it also in case it's empty, to erase previously set 782 * ies in FW. 783 */ 784 rc = wmi_set_ie(wil, WMI_FRAME_ASSOC_REQ, sme->ie_len, sme->ie); 785 if (rc) 786 goto out; 787 788 /* WMI_CONNECT_CMD */ 789 memset(&conn, 0, sizeof(conn)); 790 switch (bss->capability & WLAN_CAPABILITY_DMG_TYPE_MASK) { 791 case WLAN_CAPABILITY_DMG_TYPE_AP: 792 conn.network_type = WMI_NETTYPE_INFRA; 793 break; 794 case WLAN_CAPABILITY_DMG_TYPE_PBSS: 795 conn.network_type = WMI_NETTYPE_P2P; 796 break; 797 default: 798 wil_err(wil, "Unsupported BSS type, capability= 0x%04x\n", 799 bss->capability); 800 goto out; 801 } 802 if (wil->privacy) { 803 if (rsn_eid) { /* regular secure connection */ 804 conn.dot11_auth_mode = WMI_AUTH11_SHARED; 805 conn.auth_mode = WMI_AUTH_WPA2_PSK; 806 conn.pairwise_crypto_type = WMI_CRYPT_AES_GCMP; 807 conn.pairwise_crypto_len = 16; 808 conn.group_crypto_type = WMI_CRYPT_AES_GCMP; 809 conn.group_crypto_len = 16; 810 } else { /* WSC */ 811 conn.dot11_auth_mode = WMI_AUTH11_WSC; 812 conn.auth_mode = WMI_AUTH_NONE; 813 } 814 } else { /* insecure connection */ 815 conn.dot11_auth_mode = WMI_AUTH11_OPEN; 816 conn.auth_mode = WMI_AUTH_NONE; 817 } 818 819 conn.ssid_len = min_t(u8, ssid_eid[1], 32); 820 memcpy(conn.ssid, ssid_eid+2, conn.ssid_len); 821 822 ch = bss->channel->hw_value; 823 if (ch == 0) { 824 wil_err(wil, "BSS at unknown frequency %dMhz\n", 825 bss->channel->center_freq); 826 rc = -EOPNOTSUPP; 827 goto out; 828 } 829 conn.channel = ch - 1; 830 831 ether_addr_copy(conn.bssid, bss->bssid); 832 ether_addr_copy(conn.dst_mac, bss->bssid); 833 834 set_bit(wil_status_fwconnecting, wil->status); 835 836 rc = wmi_send(wil, WMI_CONNECT_CMDID, &conn, sizeof(conn)); 837 if (rc == 0) { 838 netif_carrier_on(ndev); 839 wil6210_bus_request(wil, WIL_MAX_BUS_REQUEST_KBPS); 840 wil->bss = bss; 841 /* Connect can take lots of time */ 842 mod_timer(&wil->connect_timer, 843 jiffies + msecs_to_jiffies(5000)); 844 } else { 845 clear_bit(wil_status_fwconnecting, wil->status); 846 } 847 848 out: 849 cfg80211_put_bss(wiphy, bss); 850 851 return rc; 852 } 853 854 static int wil_cfg80211_disconnect(struct wiphy *wiphy, 855 struct net_device *ndev, 856 u16 reason_code) 857 { 858 int rc; 859 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 860 861 wil_dbg_misc(wil, "disconnect: reason=%d\n", reason_code); 862 863 if (!(test_bit(wil_status_fwconnecting, wil->status) || 864 test_bit(wil_status_fwconnected, wil->status))) { 865 wil_err(wil, "Disconnect was called while disconnected\n"); 866 return 0; 867 } 868 869 wil->locally_generated_disc = true; 870 rc = wmi_call(wil, WMI_DISCONNECT_CMDID, NULL, 0, 871 WMI_DISCONNECT_EVENTID, NULL, 0, 872 WIL6210_DISCONNECT_TO_MS); 873 if (rc) 874 wil_err(wil, "disconnect error %d\n", rc); 875 876 return rc; 877 } 878 879 static int wil_cfg80211_set_wiphy_params(struct wiphy *wiphy, u32 changed) 880 { 881 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 882 int rc; 883 884 /* these parameters are explicitly not supported */ 885 if (changed & (WIPHY_PARAM_RETRY_LONG | 886 WIPHY_PARAM_FRAG_THRESHOLD | 887 WIPHY_PARAM_RTS_THRESHOLD)) 888 return -ENOTSUPP; 889 890 if (changed & WIPHY_PARAM_RETRY_SHORT) { 891 rc = wmi_set_mgmt_retry(wil, wiphy->retry_short); 892 if (rc) 893 return rc; 894 } 895 896 return 0; 897 } 898 899 int wil_cfg80211_mgmt_tx(struct wiphy *wiphy, struct wireless_dev *wdev, 900 struct cfg80211_mgmt_tx_params *params, 901 u64 *cookie) 902 { 903 const u8 *buf = params->buf; 904 size_t len = params->len, total; 905 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 906 int rc; 907 bool tx_status = false; 908 struct ieee80211_mgmt *mgmt_frame = (void *)buf; 909 struct wmi_sw_tx_req_cmd *cmd; 910 struct { 911 struct wmi_cmd_hdr wmi; 912 struct wmi_sw_tx_complete_event evt; 913 } __packed evt; 914 915 /* Note, currently we do not support the "wait" parameter, user-space 916 * must call remain_on_channel before mgmt_tx or listen on a channel 917 * another way (AP/PCP or connected station) 918 * in addition we need to check if specified "chan" argument is 919 * different from currently "listened" channel and fail if it is. 920 */ 921 922 wil_dbg_misc(wil, "mgmt_tx\n"); 923 wil_hex_dump_misc("mgmt tx frame ", DUMP_PREFIX_OFFSET, 16, 1, buf, 924 len, true); 925 926 if (len < sizeof(struct ieee80211_hdr_3addr)) 927 return -EINVAL; 928 929 total = sizeof(*cmd) + len; 930 if (total < len) 931 return -EINVAL; 932 933 cmd = kmalloc(total, GFP_KERNEL); 934 if (!cmd) { 935 rc = -ENOMEM; 936 goto out; 937 } 938 939 memcpy(cmd->dst_mac, mgmt_frame->da, WMI_MAC_LEN); 940 cmd->len = cpu_to_le16(len); 941 memcpy(cmd->payload, buf, len); 942 943 rc = wmi_call(wil, WMI_SW_TX_REQ_CMDID, cmd, total, 944 WMI_SW_TX_COMPLETE_EVENTID, &evt, sizeof(evt), 2000); 945 if (rc == 0) 946 tx_status = !evt.evt.status; 947 948 kfree(cmd); 949 out: 950 cfg80211_mgmt_tx_status(wdev, cookie ? *cookie : 0, buf, len, 951 tx_status, GFP_KERNEL); 952 return rc; 953 } 954 955 static int wil_cfg80211_set_channel(struct wiphy *wiphy, 956 struct cfg80211_chan_def *chandef) 957 { 958 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 959 960 wil->monitor_chandef = *chandef; 961 962 return 0; 963 } 964 965 static enum wmi_key_usage wil_detect_key_usage(struct wil6210_priv *wil, 966 bool pairwise) 967 { 968 struct wireless_dev *wdev = wil_to_wdev(wil); 969 enum wmi_key_usage rc; 970 971 if (pairwise) { 972 rc = WMI_KEY_USE_PAIRWISE; 973 } else { 974 switch (wdev->iftype) { 975 case NL80211_IFTYPE_STATION: 976 case NL80211_IFTYPE_P2P_CLIENT: 977 rc = WMI_KEY_USE_RX_GROUP; 978 break; 979 case NL80211_IFTYPE_AP: 980 case NL80211_IFTYPE_P2P_GO: 981 rc = WMI_KEY_USE_TX_GROUP; 982 break; 983 default: 984 /* TODO: Rx GTK or Tx GTK? */ 985 wil_err(wil, "Can't determine GTK type\n"); 986 rc = WMI_KEY_USE_RX_GROUP; 987 break; 988 } 989 } 990 wil_dbg_misc(wil, "detect_key_usage: -> %s\n", key_usage_str[rc]); 991 992 return rc; 993 } 994 995 static struct wil_sta_info * 996 wil_find_sta_by_key_usage(struct wil6210_priv *wil, 997 enum wmi_key_usage key_usage, const u8 *mac_addr) 998 { 999 int cid = -EINVAL; 1000 1001 if (key_usage == WMI_KEY_USE_TX_GROUP) 1002 return NULL; /* not needed */ 1003 1004 /* supplicant provides Rx group key in STA mode with NULL MAC address */ 1005 if (mac_addr) 1006 cid = wil_find_cid(wil, mac_addr); 1007 else if (key_usage == WMI_KEY_USE_RX_GROUP) 1008 cid = wil_find_cid_by_idx(wil, 0); 1009 if (cid < 0) { 1010 wil_err(wil, "No CID for %pM %s\n", mac_addr, 1011 key_usage_str[key_usage]); 1012 return ERR_PTR(cid); 1013 } 1014 1015 return &wil->sta[cid]; 1016 } 1017 1018 static void wil_set_crypto_rx(u8 key_index, enum wmi_key_usage key_usage, 1019 struct wil_sta_info *cs, 1020 struct key_params *params) 1021 { 1022 struct wil_tid_crypto_rx_single *cc; 1023 int tid; 1024 1025 if (!cs) 1026 return; 1027 1028 switch (key_usage) { 1029 case WMI_KEY_USE_PAIRWISE: 1030 for (tid = 0; tid < WIL_STA_TID_NUM; tid++) { 1031 cc = &cs->tid_crypto_rx[tid].key_id[key_index]; 1032 if (params->seq) 1033 memcpy(cc->pn, params->seq, 1034 IEEE80211_GCMP_PN_LEN); 1035 else 1036 memset(cc->pn, 0, IEEE80211_GCMP_PN_LEN); 1037 cc->key_set = true; 1038 } 1039 break; 1040 case WMI_KEY_USE_RX_GROUP: 1041 cc = &cs->group_crypto_rx.key_id[key_index]; 1042 if (params->seq) 1043 memcpy(cc->pn, params->seq, IEEE80211_GCMP_PN_LEN); 1044 else 1045 memset(cc->pn, 0, IEEE80211_GCMP_PN_LEN); 1046 cc->key_set = true; 1047 break; 1048 default: 1049 break; 1050 } 1051 } 1052 1053 static void wil_del_rx_key(u8 key_index, enum wmi_key_usage key_usage, 1054 struct wil_sta_info *cs) 1055 { 1056 struct wil_tid_crypto_rx_single *cc; 1057 int tid; 1058 1059 if (!cs) 1060 return; 1061 1062 switch (key_usage) { 1063 case WMI_KEY_USE_PAIRWISE: 1064 for (tid = 0; tid < WIL_STA_TID_NUM; tid++) { 1065 cc = &cs->tid_crypto_rx[tid].key_id[key_index]; 1066 cc->key_set = false; 1067 } 1068 break; 1069 case WMI_KEY_USE_RX_GROUP: 1070 cc = &cs->group_crypto_rx.key_id[key_index]; 1071 cc->key_set = false; 1072 break; 1073 default: 1074 break; 1075 } 1076 } 1077 1078 static int wil_cfg80211_add_key(struct wiphy *wiphy, 1079 struct net_device *ndev, 1080 u8 key_index, bool pairwise, 1081 const u8 *mac_addr, 1082 struct key_params *params) 1083 { 1084 int rc; 1085 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1086 enum wmi_key_usage key_usage = wil_detect_key_usage(wil, pairwise); 1087 struct wil_sta_info *cs = wil_find_sta_by_key_usage(wil, key_usage, 1088 mac_addr); 1089 1090 if (!params) { 1091 wil_err(wil, "NULL params\n"); 1092 return -EINVAL; 1093 } 1094 1095 wil_dbg_misc(wil, "add_key: %pM %s[%d] PN %*phN\n", 1096 mac_addr, key_usage_str[key_usage], key_index, 1097 params->seq_len, params->seq); 1098 1099 if (IS_ERR(cs)) { 1100 wil_err(wil, "Not connected, %pM %s[%d] PN %*phN\n", 1101 mac_addr, key_usage_str[key_usage], key_index, 1102 params->seq_len, params->seq); 1103 return -EINVAL; 1104 } 1105 1106 wil_del_rx_key(key_index, key_usage, cs); 1107 1108 if (params->seq && params->seq_len != IEEE80211_GCMP_PN_LEN) { 1109 wil_err(wil, 1110 "Wrong PN len %d, %pM %s[%d] PN %*phN\n", 1111 params->seq_len, mac_addr, 1112 key_usage_str[key_usage], key_index, 1113 params->seq_len, params->seq); 1114 return -EINVAL; 1115 } 1116 1117 rc = wmi_add_cipher_key(wil, key_index, mac_addr, params->key_len, 1118 params->key, key_usage); 1119 if (!rc) 1120 wil_set_crypto_rx(key_index, key_usage, cs, params); 1121 1122 return rc; 1123 } 1124 1125 static int wil_cfg80211_del_key(struct wiphy *wiphy, 1126 struct net_device *ndev, 1127 u8 key_index, bool pairwise, 1128 const u8 *mac_addr) 1129 { 1130 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1131 enum wmi_key_usage key_usage = wil_detect_key_usage(wil, pairwise); 1132 struct wil_sta_info *cs = wil_find_sta_by_key_usage(wil, key_usage, 1133 mac_addr); 1134 1135 wil_dbg_misc(wil, "del_key: %pM %s[%d]\n", mac_addr, 1136 key_usage_str[key_usage], key_index); 1137 1138 if (IS_ERR(cs)) 1139 wil_info(wil, "Not connected, %pM %s[%d]\n", 1140 mac_addr, key_usage_str[key_usage], key_index); 1141 1142 if (!IS_ERR_OR_NULL(cs)) 1143 wil_del_rx_key(key_index, key_usage, cs); 1144 1145 return wmi_del_cipher_key(wil, key_index, mac_addr, key_usage); 1146 } 1147 1148 /* Need to be present or wiphy_new() will WARN */ 1149 static int wil_cfg80211_set_default_key(struct wiphy *wiphy, 1150 struct net_device *ndev, 1151 u8 key_index, bool unicast, 1152 bool multicast) 1153 { 1154 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1155 1156 wil_dbg_misc(wil, "set_default_key: entered\n"); 1157 return 0; 1158 } 1159 1160 static int wil_remain_on_channel(struct wiphy *wiphy, 1161 struct wireless_dev *wdev, 1162 struct ieee80211_channel *chan, 1163 unsigned int duration, 1164 u64 *cookie) 1165 { 1166 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1167 int rc; 1168 1169 wil_dbg_misc(wil, 1170 "remain_on_channel: center_freq=%d, duration=%d iftype=%d\n", 1171 chan->center_freq, duration, wdev->iftype); 1172 1173 rc = wil_p2p_listen(wil, wdev, duration, chan, cookie); 1174 return rc; 1175 } 1176 1177 static int wil_cancel_remain_on_channel(struct wiphy *wiphy, 1178 struct wireless_dev *wdev, 1179 u64 cookie) 1180 { 1181 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1182 1183 wil_dbg_misc(wil, "cancel_remain_on_channel\n"); 1184 1185 return wil_p2p_cancel_listen(wil, cookie); 1186 } 1187 1188 /** 1189 * find a specific IE in a list of IEs 1190 * return a pointer to the beginning of IE in the list 1191 * or NULL if not found 1192 */ 1193 static const u8 *_wil_cfg80211_find_ie(const u8 *ies, u16 ies_len, const u8 *ie, 1194 u16 ie_len) 1195 { 1196 struct ieee80211_vendor_ie *vie; 1197 u32 oui; 1198 1199 /* IE tag at offset 0, length at offset 1 */ 1200 if (ie_len < 2 || 2 + ie[1] > ie_len) 1201 return NULL; 1202 1203 if (ie[0] != WLAN_EID_VENDOR_SPECIFIC) 1204 return cfg80211_find_ie(ie[0], ies, ies_len); 1205 1206 /* make sure there is room for 3 bytes OUI + 1 byte OUI type */ 1207 if (ie[1] < 4) 1208 return NULL; 1209 vie = (struct ieee80211_vendor_ie *)ie; 1210 oui = vie->oui[0] << 16 | vie->oui[1] << 8 | vie->oui[2]; 1211 return cfg80211_find_vendor_ie(oui, vie->oui_type, ies, 1212 ies_len); 1213 } 1214 1215 /** 1216 * merge the IEs in two lists into a single list. 1217 * do not include IEs from the second list which exist in the first list. 1218 * add only vendor specific IEs from second list to keep 1219 * the merged list sorted (since vendor-specific IE has the 1220 * highest tag number) 1221 * caller must free the allocated memory for merged IEs 1222 */ 1223 static int _wil_cfg80211_merge_extra_ies(const u8 *ies1, u16 ies1_len, 1224 const u8 *ies2, u16 ies2_len, 1225 u8 **merged_ies, u16 *merged_len) 1226 { 1227 u8 *buf, *dpos; 1228 const u8 *spos; 1229 1230 if (ies1_len == 0 && ies2_len == 0) { 1231 *merged_ies = NULL; 1232 *merged_len = 0; 1233 return 0; 1234 } 1235 1236 buf = kmalloc(ies1_len + ies2_len, GFP_KERNEL); 1237 if (!buf) 1238 return -ENOMEM; 1239 memcpy(buf, ies1, ies1_len); 1240 dpos = buf + ies1_len; 1241 spos = ies2; 1242 while (spos + 1 < ies2 + ies2_len) { 1243 /* IE tag at offset 0, length at offset 1 */ 1244 u16 ielen = 2 + spos[1]; 1245 1246 if (spos + ielen > ies2 + ies2_len) 1247 break; 1248 if (spos[0] == WLAN_EID_VENDOR_SPECIFIC && 1249 !_wil_cfg80211_find_ie(ies1, ies1_len, spos, ielen)) { 1250 memcpy(dpos, spos, ielen); 1251 dpos += ielen; 1252 } 1253 spos += ielen; 1254 } 1255 1256 *merged_ies = buf; 1257 *merged_len = dpos - buf; 1258 return 0; 1259 } 1260 1261 static void wil_print_bcon_data(struct cfg80211_beacon_data *b) 1262 { 1263 wil_hex_dump_misc("head ", DUMP_PREFIX_OFFSET, 16, 1, 1264 b->head, b->head_len, true); 1265 wil_hex_dump_misc("tail ", DUMP_PREFIX_OFFSET, 16, 1, 1266 b->tail, b->tail_len, true); 1267 wil_hex_dump_misc("BCON IE ", DUMP_PREFIX_OFFSET, 16, 1, 1268 b->beacon_ies, b->beacon_ies_len, true); 1269 wil_hex_dump_misc("PROBE ", DUMP_PREFIX_OFFSET, 16, 1, 1270 b->probe_resp, b->probe_resp_len, true); 1271 wil_hex_dump_misc("PROBE IE ", DUMP_PREFIX_OFFSET, 16, 1, 1272 b->proberesp_ies, b->proberesp_ies_len, true); 1273 wil_hex_dump_misc("ASSOC IE ", DUMP_PREFIX_OFFSET, 16, 1, 1274 b->assocresp_ies, b->assocresp_ies_len, true); 1275 } 1276 1277 /* internal functions for device reset and starting AP */ 1278 static int _wil_cfg80211_set_ies(struct wiphy *wiphy, 1279 struct cfg80211_beacon_data *bcon) 1280 { 1281 int rc; 1282 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1283 u16 len = 0, proberesp_len = 0; 1284 u8 *ies = NULL, *proberesp = NULL; 1285 1286 if (bcon->probe_resp) { 1287 struct ieee80211_mgmt *f = 1288 (struct ieee80211_mgmt *)bcon->probe_resp; 1289 size_t hlen = offsetof(struct ieee80211_mgmt, 1290 u.probe_resp.variable); 1291 proberesp = f->u.probe_resp.variable; 1292 proberesp_len = bcon->probe_resp_len - hlen; 1293 } 1294 rc = _wil_cfg80211_merge_extra_ies(proberesp, 1295 proberesp_len, 1296 bcon->proberesp_ies, 1297 bcon->proberesp_ies_len, 1298 &ies, &len); 1299 1300 if (rc) 1301 goto out; 1302 1303 rc = wmi_set_ie(wil, WMI_FRAME_PROBE_RESP, len, ies); 1304 if (rc) 1305 goto out; 1306 1307 if (bcon->assocresp_ies) 1308 rc = wmi_set_ie(wil, WMI_FRAME_ASSOC_RESP, 1309 bcon->assocresp_ies_len, bcon->assocresp_ies); 1310 else 1311 rc = wmi_set_ie(wil, WMI_FRAME_ASSOC_RESP, len, ies); 1312 #if 0 /* to use beacon IE's, remove this #if 0 */ 1313 if (rc) 1314 goto out; 1315 1316 rc = wmi_set_ie(wil, WMI_FRAME_BEACON, bcon->tail_len, bcon->tail); 1317 #endif 1318 out: 1319 kfree(ies); 1320 return rc; 1321 } 1322 1323 static int _wil_cfg80211_start_ap(struct wiphy *wiphy, 1324 struct net_device *ndev, 1325 const u8 *ssid, size_t ssid_len, u32 privacy, 1326 int bi, u8 chan, 1327 struct cfg80211_beacon_data *bcon, 1328 u8 hidden_ssid, u32 pbss) 1329 { 1330 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1331 int rc; 1332 struct wireless_dev *wdev = ndev->ieee80211_ptr; 1333 u8 wmi_nettype = wil_iftype_nl2wmi(wdev->iftype); 1334 u8 is_go = (wdev->iftype == NL80211_IFTYPE_P2P_GO); 1335 1336 if (pbss) 1337 wmi_nettype = WMI_NETTYPE_P2P; 1338 1339 wil_dbg_misc(wil, "start_ap: is_go=%d\n", is_go); 1340 if (is_go && !pbss) { 1341 wil_err(wil, "P2P GO must be in PBSS\n"); 1342 return -ENOTSUPP; 1343 } 1344 1345 wil_set_recovery_state(wil, fw_recovery_idle); 1346 1347 mutex_lock(&wil->mutex); 1348 1349 __wil_down(wil); 1350 rc = __wil_up(wil); 1351 if (rc) 1352 goto out; 1353 1354 rc = wmi_set_ssid(wil, ssid_len, ssid); 1355 if (rc) 1356 goto out; 1357 1358 rc = _wil_cfg80211_set_ies(wiphy, bcon); 1359 if (rc) 1360 goto out; 1361 1362 wil->privacy = privacy; 1363 wil->channel = chan; 1364 wil->hidden_ssid = hidden_ssid; 1365 wil->pbss = pbss; 1366 1367 netif_carrier_on(ndev); 1368 wil6210_bus_request(wil, WIL_MAX_BUS_REQUEST_KBPS); 1369 1370 rc = wmi_pcp_start(wil, bi, wmi_nettype, chan, hidden_ssid, is_go); 1371 if (rc) 1372 goto err_pcp_start; 1373 1374 rc = wil_bcast_init(wil); 1375 if (rc) 1376 goto err_bcast; 1377 1378 goto out; /* success */ 1379 1380 err_bcast: 1381 wmi_pcp_stop(wil); 1382 err_pcp_start: 1383 netif_carrier_off(ndev); 1384 wil6210_bus_request(wil, WIL_DEFAULT_BUS_REQUEST_KBPS); 1385 out: 1386 mutex_unlock(&wil->mutex); 1387 return rc; 1388 } 1389 1390 static int wil_cfg80211_change_beacon(struct wiphy *wiphy, 1391 struct net_device *ndev, 1392 struct cfg80211_beacon_data *bcon) 1393 { 1394 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1395 int rc; 1396 u32 privacy = 0; 1397 1398 wil_dbg_misc(wil, "change_beacon\n"); 1399 wil_print_bcon_data(bcon); 1400 1401 if (bcon->tail && 1402 cfg80211_find_ie(WLAN_EID_RSN, bcon->tail, 1403 bcon->tail_len)) 1404 privacy = 1; 1405 1406 /* in case privacy has changed, need to restart the AP */ 1407 if (wil->privacy != privacy) { 1408 struct wireless_dev *wdev = ndev->ieee80211_ptr; 1409 1410 wil_dbg_misc(wil, "privacy changed %d=>%d. Restarting AP\n", 1411 wil->privacy, privacy); 1412 1413 rc = _wil_cfg80211_start_ap(wiphy, ndev, wdev->ssid, 1414 wdev->ssid_len, privacy, 1415 wdev->beacon_interval, 1416 wil->channel, bcon, 1417 wil->hidden_ssid, 1418 wil->pbss); 1419 } else { 1420 rc = _wil_cfg80211_set_ies(wiphy, bcon); 1421 } 1422 1423 return rc; 1424 } 1425 1426 static int wil_cfg80211_start_ap(struct wiphy *wiphy, 1427 struct net_device *ndev, 1428 struct cfg80211_ap_settings *info) 1429 { 1430 int rc; 1431 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1432 struct ieee80211_channel *channel = info->chandef.chan; 1433 struct cfg80211_beacon_data *bcon = &info->beacon; 1434 struct cfg80211_crypto_settings *crypto = &info->crypto; 1435 u8 hidden_ssid; 1436 1437 wil_dbg_misc(wil, "start_ap\n"); 1438 1439 if (!channel) { 1440 wil_err(wil, "AP: No channel???\n"); 1441 return -EINVAL; 1442 } 1443 1444 switch (info->hidden_ssid) { 1445 case NL80211_HIDDEN_SSID_NOT_IN_USE: 1446 hidden_ssid = WMI_HIDDEN_SSID_DISABLED; 1447 break; 1448 1449 case NL80211_HIDDEN_SSID_ZERO_LEN: 1450 hidden_ssid = WMI_HIDDEN_SSID_SEND_EMPTY; 1451 break; 1452 1453 case NL80211_HIDDEN_SSID_ZERO_CONTENTS: 1454 hidden_ssid = WMI_HIDDEN_SSID_CLEAR; 1455 break; 1456 1457 default: 1458 wil_err(wil, "AP: Invalid hidden SSID %d\n", info->hidden_ssid); 1459 return -EOPNOTSUPP; 1460 } 1461 wil_dbg_misc(wil, "AP on Channel %d %d MHz, %s\n", channel->hw_value, 1462 channel->center_freq, info->privacy ? "secure" : "open"); 1463 wil_dbg_misc(wil, "Privacy: %d auth_type %d\n", 1464 info->privacy, info->auth_type); 1465 wil_dbg_misc(wil, "Hidden SSID mode: %d\n", 1466 info->hidden_ssid); 1467 wil_dbg_misc(wil, "BI %d DTIM %d\n", info->beacon_interval, 1468 info->dtim_period); 1469 wil_dbg_misc(wil, "PBSS %d\n", info->pbss); 1470 wil_hex_dump_misc("SSID ", DUMP_PREFIX_OFFSET, 16, 1, 1471 info->ssid, info->ssid_len, true); 1472 wil_print_bcon_data(bcon); 1473 wil_print_crypto(wil, crypto); 1474 1475 rc = _wil_cfg80211_start_ap(wiphy, ndev, 1476 info->ssid, info->ssid_len, info->privacy, 1477 info->beacon_interval, channel->hw_value, 1478 bcon, hidden_ssid, info->pbss); 1479 1480 return rc; 1481 } 1482 1483 static int wil_cfg80211_stop_ap(struct wiphy *wiphy, 1484 struct net_device *ndev) 1485 { 1486 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1487 1488 wil_dbg_misc(wil, "stop_ap\n"); 1489 1490 netif_carrier_off(ndev); 1491 wil6210_bus_request(wil, WIL_DEFAULT_BUS_REQUEST_KBPS); 1492 wil_set_recovery_state(wil, fw_recovery_idle); 1493 1494 set_bit(wil_status_resetting, wil->status); 1495 1496 mutex_lock(&wil->mutex); 1497 1498 wmi_pcp_stop(wil); 1499 1500 __wil_down(wil); 1501 1502 mutex_unlock(&wil->mutex); 1503 1504 return 0; 1505 } 1506 1507 static int wil_cfg80211_add_station(struct wiphy *wiphy, 1508 struct net_device *dev, 1509 const u8 *mac, 1510 struct station_parameters *params) 1511 { 1512 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1513 1514 wil_dbg_misc(wil, "add station %pM aid %d\n", mac, params->aid); 1515 1516 if (!disable_ap_sme) { 1517 wil_err(wil, "not supported with AP SME enabled\n"); 1518 return -EOPNOTSUPP; 1519 } 1520 1521 if (params->aid > WIL_MAX_DMG_AID) { 1522 wil_err(wil, "invalid aid\n"); 1523 return -EINVAL; 1524 } 1525 1526 return wmi_new_sta(wil, mac, params->aid); 1527 } 1528 1529 static int wil_cfg80211_del_station(struct wiphy *wiphy, 1530 struct net_device *dev, 1531 struct station_del_parameters *params) 1532 { 1533 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1534 1535 wil_dbg_misc(wil, "del_station: %pM, reason=%d\n", params->mac, 1536 params->reason_code); 1537 1538 mutex_lock(&wil->mutex); 1539 wil6210_disconnect(wil, params->mac, params->reason_code, false); 1540 mutex_unlock(&wil->mutex); 1541 1542 return 0; 1543 } 1544 1545 static int wil_cfg80211_change_station(struct wiphy *wiphy, 1546 struct net_device *dev, 1547 const u8 *mac, 1548 struct station_parameters *params) 1549 { 1550 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1551 int authorize; 1552 int cid, i; 1553 struct vring_tx_data *txdata = NULL; 1554 1555 wil_dbg_misc(wil, "change station %pM mask 0x%x set 0x%x\n", mac, 1556 params->sta_flags_mask, params->sta_flags_set); 1557 1558 if (!disable_ap_sme) { 1559 wil_dbg_misc(wil, "not supported with AP SME enabled\n"); 1560 return -EOPNOTSUPP; 1561 } 1562 1563 if (!(params->sta_flags_mask & BIT(NL80211_STA_FLAG_AUTHORIZED))) 1564 return 0; 1565 1566 cid = wil_find_cid(wil, mac); 1567 if (cid < 0) { 1568 wil_err(wil, "station not found\n"); 1569 return -ENOLINK; 1570 } 1571 1572 for (i = 0; i < ARRAY_SIZE(wil->vring2cid_tid); i++) 1573 if (wil->vring2cid_tid[i][0] == cid) { 1574 txdata = &wil->vring_tx_data[i]; 1575 break; 1576 } 1577 1578 if (!txdata) { 1579 wil_err(wil, "vring data not found\n"); 1580 return -ENOLINK; 1581 } 1582 1583 authorize = params->sta_flags_set & BIT(NL80211_STA_FLAG_AUTHORIZED); 1584 txdata->dot1x_open = authorize ? 1 : 0; 1585 wil_dbg_misc(wil, "cid %d vring %d authorize %d\n", cid, i, 1586 txdata->dot1x_open); 1587 1588 return 0; 1589 } 1590 1591 /* probe_client handling */ 1592 static void wil_probe_client_handle(struct wil6210_priv *wil, 1593 struct wil_probe_client_req *req) 1594 { 1595 struct net_device *ndev = wil_to_ndev(wil); 1596 struct wil_sta_info *sta = &wil->sta[req->cid]; 1597 /* assume STA is alive if it is still connected, 1598 * else FW will disconnect it 1599 */ 1600 bool alive = (sta->status == wil_sta_connected); 1601 1602 cfg80211_probe_status(ndev, sta->addr, req->cookie, alive, GFP_KERNEL); 1603 } 1604 1605 static struct list_head *next_probe_client(struct wil6210_priv *wil) 1606 { 1607 struct list_head *ret = NULL; 1608 1609 mutex_lock(&wil->probe_client_mutex); 1610 1611 if (!list_empty(&wil->probe_client_pending)) { 1612 ret = wil->probe_client_pending.next; 1613 list_del(ret); 1614 } 1615 1616 mutex_unlock(&wil->probe_client_mutex); 1617 1618 return ret; 1619 } 1620 1621 void wil_probe_client_worker(struct work_struct *work) 1622 { 1623 struct wil6210_priv *wil = container_of(work, struct wil6210_priv, 1624 probe_client_worker); 1625 struct wil_probe_client_req *req; 1626 struct list_head *lh; 1627 1628 while ((lh = next_probe_client(wil)) != NULL) { 1629 req = list_entry(lh, struct wil_probe_client_req, list); 1630 1631 wil_probe_client_handle(wil, req); 1632 kfree(req); 1633 } 1634 } 1635 1636 void wil_probe_client_flush(struct wil6210_priv *wil) 1637 { 1638 struct wil_probe_client_req *req, *t; 1639 1640 wil_dbg_misc(wil, "probe_client_flush\n"); 1641 1642 mutex_lock(&wil->probe_client_mutex); 1643 1644 list_for_each_entry_safe(req, t, &wil->probe_client_pending, list) { 1645 list_del(&req->list); 1646 kfree(req); 1647 } 1648 1649 mutex_unlock(&wil->probe_client_mutex); 1650 } 1651 1652 static int wil_cfg80211_probe_client(struct wiphy *wiphy, 1653 struct net_device *dev, 1654 const u8 *peer, u64 *cookie) 1655 { 1656 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1657 struct wil_probe_client_req *req; 1658 int cid = wil_find_cid(wil, peer); 1659 1660 wil_dbg_misc(wil, "probe_client: %pM => CID %d\n", peer, cid); 1661 1662 if (cid < 0) 1663 return -ENOLINK; 1664 1665 req = kzalloc(sizeof(*req), GFP_KERNEL); 1666 if (!req) 1667 return -ENOMEM; 1668 1669 req->cid = cid; 1670 req->cookie = cid; 1671 1672 mutex_lock(&wil->probe_client_mutex); 1673 list_add_tail(&req->list, &wil->probe_client_pending); 1674 mutex_unlock(&wil->probe_client_mutex); 1675 1676 *cookie = req->cookie; 1677 queue_work(wil->wq_service, &wil->probe_client_worker); 1678 return 0; 1679 } 1680 1681 static int wil_cfg80211_change_bss(struct wiphy *wiphy, 1682 struct net_device *dev, 1683 struct bss_parameters *params) 1684 { 1685 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1686 1687 if (params->ap_isolate >= 0) { 1688 wil_dbg_misc(wil, "change_bss: ap_isolate %d => %d\n", 1689 wil->ap_isolate, params->ap_isolate); 1690 wil->ap_isolate = params->ap_isolate; 1691 } 1692 1693 return 0; 1694 } 1695 1696 static int wil_cfg80211_set_power_mgmt(struct wiphy *wiphy, 1697 struct net_device *dev, 1698 bool enabled, int timeout) 1699 { 1700 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1701 enum wmi_ps_profile_type ps_profile; 1702 1703 wil_dbg_misc(wil, "enabled=%d, timeout=%d\n", 1704 enabled, timeout); 1705 1706 if (enabled) 1707 ps_profile = WMI_PS_PROFILE_TYPE_DEFAULT; 1708 else 1709 ps_profile = WMI_PS_PROFILE_TYPE_PS_DISABLED; 1710 1711 return wil_ps_update(wil, ps_profile); 1712 } 1713 1714 static int wil_cfg80211_suspend(struct wiphy *wiphy, 1715 struct cfg80211_wowlan *wow) 1716 { 1717 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1718 int rc; 1719 1720 /* Setting the wakeup trigger based on wow is TBD */ 1721 1722 if (test_bit(wil_status_suspended, wil->status)) { 1723 wil_dbg_pm(wil, "trying to suspend while suspended\n"); 1724 return 0; 1725 } 1726 1727 rc = wil_can_suspend(wil, false); 1728 if (rc) 1729 goto out; 1730 1731 wil_dbg_pm(wil, "suspending\n"); 1732 1733 mutex_lock(&wil->mutex); 1734 mutex_lock(&wil->p2p_wdev_mutex); 1735 wil_p2p_stop_radio_operations(wil); 1736 wil_abort_scan(wil, true); 1737 mutex_unlock(&wil->p2p_wdev_mutex); 1738 mutex_unlock(&wil->mutex); 1739 1740 out: 1741 return rc; 1742 } 1743 1744 static int wil_cfg80211_resume(struct wiphy *wiphy) 1745 { 1746 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1747 1748 wil_dbg_pm(wil, "resuming\n"); 1749 1750 return 0; 1751 } 1752 1753 static int 1754 wil_cfg80211_sched_scan_start(struct wiphy *wiphy, 1755 struct net_device *dev, 1756 struct cfg80211_sched_scan_request *request) 1757 { 1758 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1759 int i, rc; 1760 1761 wil_dbg_misc(wil, 1762 "sched scan start: n_ssids %d, ie_len %zu, flags 0x%x\n", 1763 request->n_ssids, request->ie_len, request->flags); 1764 for (i = 0; i < request->n_ssids; i++) { 1765 wil_dbg_misc(wil, "SSID[%d]:", i); 1766 wil_hex_dump_misc("SSID ", DUMP_PREFIX_OFFSET, 16, 1, 1767 request->ssids[i].ssid, 1768 request->ssids[i].ssid_len, true); 1769 } 1770 wil_dbg_misc(wil, "channels:"); 1771 for (i = 0; i < request->n_channels; i++) 1772 wil_dbg_misc(wil, " %d%s", request->channels[i]->hw_value, 1773 i == request->n_channels - 1 ? "\n" : ""); 1774 wil_dbg_misc(wil, "n_match_sets %d, min_rssi_thold %d, delay %d\n", 1775 request->n_match_sets, request->min_rssi_thold, 1776 request->delay); 1777 for (i = 0; i < request->n_match_sets; i++) { 1778 struct cfg80211_match_set *ms = &request->match_sets[i]; 1779 1780 wil_dbg_misc(wil, "MATCHSET[%d]: rssi_thold %d\n", 1781 i, ms->rssi_thold); 1782 wil_hex_dump_misc("SSID ", DUMP_PREFIX_OFFSET, 16, 1, 1783 ms->ssid.ssid, 1784 ms->ssid.ssid_len, true); 1785 } 1786 wil_dbg_misc(wil, "n_scan_plans %d\n", request->n_scan_plans); 1787 for (i = 0; i < request->n_scan_plans; i++) { 1788 struct cfg80211_sched_scan_plan *sp = &request->scan_plans[i]; 1789 1790 wil_dbg_misc(wil, "SCAN PLAN[%d]: interval %d iterations %d\n", 1791 i, sp->interval, sp->iterations); 1792 } 1793 1794 rc = wmi_set_ie(wil, WMI_FRAME_PROBE_REQ, request->ie_len, request->ie); 1795 if (rc) 1796 return rc; 1797 return wmi_start_sched_scan(wil, request); 1798 } 1799 1800 static int 1801 wil_cfg80211_sched_scan_stop(struct wiphy *wiphy, struct net_device *dev, 1802 u64 reqid) 1803 { 1804 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1805 int rc; 1806 1807 rc = wmi_stop_sched_scan(wil); 1808 /* device would return error if it thinks PNO is already stopped. 1809 * ignore the return code so user space and driver gets back in-sync 1810 */ 1811 wil_dbg_misc(wil, "sched scan stopped (%d)\n", rc); 1812 1813 return 0; 1814 } 1815 1816 static const struct cfg80211_ops wil_cfg80211_ops = { 1817 .add_virtual_intf = wil_cfg80211_add_iface, 1818 .del_virtual_intf = wil_cfg80211_del_iface, 1819 .scan = wil_cfg80211_scan, 1820 .abort_scan = wil_cfg80211_abort_scan, 1821 .connect = wil_cfg80211_connect, 1822 .disconnect = wil_cfg80211_disconnect, 1823 .set_wiphy_params = wil_cfg80211_set_wiphy_params, 1824 .change_virtual_intf = wil_cfg80211_change_iface, 1825 .get_station = wil_cfg80211_get_station, 1826 .dump_station = wil_cfg80211_dump_station, 1827 .remain_on_channel = wil_remain_on_channel, 1828 .cancel_remain_on_channel = wil_cancel_remain_on_channel, 1829 .mgmt_tx = wil_cfg80211_mgmt_tx, 1830 .set_monitor_channel = wil_cfg80211_set_channel, 1831 .add_key = wil_cfg80211_add_key, 1832 .del_key = wil_cfg80211_del_key, 1833 .set_default_key = wil_cfg80211_set_default_key, 1834 /* AP mode */ 1835 .change_beacon = wil_cfg80211_change_beacon, 1836 .start_ap = wil_cfg80211_start_ap, 1837 .stop_ap = wil_cfg80211_stop_ap, 1838 .add_station = wil_cfg80211_add_station, 1839 .del_station = wil_cfg80211_del_station, 1840 .change_station = wil_cfg80211_change_station, 1841 .probe_client = wil_cfg80211_probe_client, 1842 .change_bss = wil_cfg80211_change_bss, 1843 /* P2P device */ 1844 .start_p2p_device = wil_cfg80211_start_p2p_device, 1845 .stop_p2p_device = wil_cfg80211_stop_p2p_device, 1846 .set_power_mgmt = wil_cfg80211_set_power_mgmt, 1847 .suspend = wil_cfg80211_suspend, 1848 .resume = wil_cfg80211_resume, 1849 .sched_scan_start = wil_cfg80211_sched_scan_start, 1850 .sched_scan_stop = wil_cfg80211_sched_scan_stop, 1851 }; 1852 1853 static void wil_wiphy_init(struct wiphy *wiphy) 1854 { 1855 wiphy->max_scan_ssids = 1; 1856 wiphy->max_scan_ie_len = WMI_MAX_IE_LEN; 1857 wiphy->max_remain_on_channel_duration = WIL_MAX_ROC_DURATION_MS; 1858 wiphy->max_num_pmkids = 0 /* TODO: */; 1859 wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION) | 1860 BIT(NL80211_IFTYPE_AP) | 1861 BIT(NL80211_IFTYPE_P2P_CLIENT) | 1862 BIT(NL80211_IFTYPE_P2P_GO) | 1863 BIT(NL80211_IFTYPE_P2P_DEVICE) | 1864 BIT(NL80211_IFTYPE_MONITOR); 1865 wiphy->flags |= WIPHY_FLAG_HAS_REMAIN_ON_CHANNEL | 1866 WIPHY_FLAG_AP_PROBE_RESP_OFFLOAD | 1867 WIPHY_FLAG_PS_ON_BY_DEFAULT; 1868 if (!disable_ap_sme) 1869 wiphy->flags |= WIPHY_FLAG_HAVE_AP_SME; 1870 dev_dbg(wiphy_dev(wiphy), "%s : flags = 0x%08x\n", 1871 __func__, wiphy->flags); 1872 wiphy->probe_resp_offload = 1873 NL80211_PROBE_RESP_OFFLOAD_SUPPORT_WPS | 1874 NL80211_PROBE_RESP_OFFLOAD_SUPPORT_WPS2 | 1875 NL80211_PROBE_RESP_OFFLOAD_SUPPORT_P2P; 1876 1877 wiphy->bands[NL80211_BAND_60GHZ] = &wil_band_60ghz; 1878 1879 /* may change after reading FW capabilities */ 1880 wiphy->signal_type = CFG80211_SIGNAL_TYPE_UNSPEC; 1881 1882 wiphy->cipher_suites = wil_cipher_suites; 1883 wiphy->n_cipher_suites = ARRAY_SIZE(wil_cipher_suites); 1884 wiphy->mgmt_stypes = wil_mgmt_stypes; 1885 wiphy->features |= NL80211_FEATURE_SK_TX_STATUS; 1886 1887 wiphy->n_vendor_commands = ARRAY_SIZE(wil_nl80211_vendor_commands); 1888 wiphy->vendor_commands = wil_nl80211_vendor_commands; 1889 1890 #ifdef CONFIG_PM 1891 wiphy->wowlan = &wil_wowlan_support; 1892 #endif 1893 } 1894 1895 struct wireless_dev *wil_cfg80211_init(struct device *dev) 1896 { 1897 int rc = 0; 1898 struct wireless_dev *wdev; 1899 1900 dev_dbg(dev, "%s()\n", __func__); 1901 1902 wdev = kzalloc(sizeof(*wdev), GFP_KERNEL); 1903 if (!wdev) 1904 return ERR_PTR(-ENOMEM); 1905 1906 wdev->wiphy = wiphy_new(&wil_cfg80211_ops, 1907 sizeof(struct wil6210_priv)); 1908 if (!wdev->wiphy) { 1909 rc = -ENOMEM; 1910 goto out; 1911 } 1912 1913 set_wiphy_dev(wdev->wiphy, dev); 1914 wil_wiphy_init(wdev->wiphy); 1915 1916 return wdev; 1917 1918 out: 1919 kfree(wdev); 1920 1921 return ERR_PTR(rc); 1922 } 1923 1924 void wil_wdev_free(struct wil6210_priv *wil) 1925 { 1926 struct wireless_dev *wdev = wil_to_wdev(wil); 1927 1928 dev_dbg(wil_to_dev(wil), "%s()\n", __func__); 1929 1930 if (!wdev) 1931 return; 1932 1933 wiphy_free(wdev->wiphy); 1934 kfree(wdev); 1935 } 1936 1937 void wil_p2p_wdev_free(struct wil6210_priv *wil) 1938 { 1939 struct wireless_dev *p2p_wdev; 1940 1941 mutex_lock(&wil->p2p_wdev_mutex); 1942 p2p_wdev = wil->p2p_wdev; 1943 wil->p2p_wdev = NULL; 1944 wil->radio_wdev = wil_to_wdev(wil); 1945 mutex_unlock(&wil->p2p_wdev_mutex); 1946 if (p2p_wdev) { 1947 cfg80211_unregister_wdev(p2p_wdev); 1948 kfree(p2p_wdev); 1949 } 1950 } 1951 1952 static int wil_rf_sector_status_to_rc(u8 status) 1953 { 1954 switch (status) { 1955 case WMI_RF_SECTOR_STATUS_SUCCESS: 1956 return 0; 1957 case WMI_RF_SECTOR_STATUS_BAD_PARAMETERS_ERROR: 1958 return -EINVAL; 1959 case WMI_RF_SECTOR_STATUS_BUSY_ERROR: 1960 return -EAGAIN; 1961 case WMI_RF_SECTOR_STATUS_NOT_SUPPORTED_ERROR: 1962 return -EOPNOTSUPP; 1963 default: 1964 return -EINVAL; 1965 } 1966 } 1967 1968 static int wil_rf_sector_get_cfg(struct wiphy *wiphy, 1969 struct wireless_dev *wdev, 1970 const void *data, int data_len) 1971 { 1972 struct wil6210_priv *wil = wdev_to_wil(wdev); 1973 int rc; 1974 struct nlattr *tb[QCA_ATTR_DMG_RF_SECTOR_MAX + 1]; 1975 u16 sector_index; 1976 u8 sector_type; 1977 u32 rf_modules_vec; 1978 struct wmi_get_rf_sector_params_cmd cmd; 1979 struct { 1980 struct wmi_cmd_hdr wmi; 1981 struct wmi_get_rf_sector_params_done_event evt; 1982 } __packed reply; 1983 struct sk_buff *msg; 1984 struct nlattr *nl_cfgs, *nl_cfg; 1985 u32 i; 1986 struct wmi_rf_sector_info *si; 1987 1988 if (!test_bit(WMI_FW_CAPABILITY_RF_SECTORS, wil->fw_capabilities)) 1989 return -EOPNOTSUPP; 1990 1991 rc = nla_parse(tb, QCA_ATTR_DMG_RF_SECTOR_MAX, data, data_len, 1992 wil_rf_sector_policy, NULL); 1993 if (rc) { 1994 wil_err(wil, "Invalid rf sector ATTR\n"); 1995 return rc; 1996 } 1997 1998 if (!tb[QCA_ATTR_DMG_RF_SECTOR_INDEX] || 1999 !tb[QCA_ATTR_DMG_RF_SECTOR_TYPE] || 2000 !tb[QCA_ATTR_DMG_RF_MODULE_MASK]) { 2001 wil_err(wil, "Invalid rf sector spec\n"); 2002 return -EINVAL; 2003 } 2004 2005 sector_index = nla_get_u16( 2006 tb[QCA_ATTR_DMG_RF_SECTOR_INDEX]); 2007 if (sector_index >= WIL_MAX_RF_SECTORS) { 2008 wil_err(wil, "Invalid sector index %d\n", sector_index); 2009 return -EINVAL; 2010 } 2011 2012 sector_type = nla_get_u8(tb[QCA_ATTR_DMG_RF_SECTOR_TYPE]); 2013 if (sector_type >= QCA_ATTR_DMG_RF_SECTOR_TYPE_MAX) { 2014 wil_err(wil, "Invalid sector type %d\n", sector_type); 2015 return -EINVAL; 2016 } 2017 2018 rf_modules_vec = nla_get_u32( 2019 tb[QCA_ATTR_DMG_RF_MODULE_MASK]); 2020 if (rf_modules_vec >= BIT(WMI_MAX_RF_MODULES_NUM)) { 2021 wil_err(wil, "Invalid rf module mask 0x%x\n", rf_modules_vec); 2022 return -EINVAL; 2023 } 2024 2025 cmd.sector_idx = cpu_to_le16(sector_index); 2026 cmd.sector_type = sector_type; 2027 cmd.rf_modules_vec = rf_modules_vec & 0xFF; 2028 memset(&reply, 0, sizeof(reply)); 2029 rc = wmi_call(wil, WMI_GET_RF_SECTOR_PARAMS_CMDID, &cmd, sizeof(cmd), 2030 WMI_GET_RF_SECTOR_PARAMS_DONE_EVENTID, 2031 &reply, sizeof(reply), 2032 500); 2033 if (rc) 2034 return rc; 2035 if (reply.evt.status) { 2036 wil_err(wil, "get rf sector cfg failed with status %d\n", 2037 reply.evt.status); 2038 return wil_rf_sector_status_to_rc(reply.evt.status); 2039 } 2040 2041 msg = cfg80211_vendor_cmd_alloc_reply_skb( 2042 wiphy, 64 * WMI_MAX_RF_MODULES_NUM); 2043 if (!msg) 2044 return -ENOMEM; 2045 2046 if (nla_put_u64_64bit(msg, QCA_ATTR_TSF, 2047 le64_to_cpu(reply.evt.tsf), 2048 QCA_ATTR_PAD)) 2049 goto nla_put_failure; 2050 2051 nl_cfgs = nla_nest_start(msg, QCA_ATTR_DMG_RF_SECTOR_CFG); 2052 if (!nl_cfgs) 2053 goto nla_put_failure; 2054 for (i = 0; i < WMI_MAX_RF_MODULES_NUM; i++) { 2055 if (!(rf_modules_vec & BIT(i))) 2056 continue; 2057 nl_cfg = nla_nest_start(msg, i); 2058 if (!nl_cfg) 2059 goto nla_put_failure; 2060 si = &reply.evt.sectors_info[i]; 2061 if (nla_put_u8(msg, QCA_ATTR_DMG_RF_SECTOR_CFG_MODULE_INDEX, 2062 i) || 2063 nla_put_u32(msg, QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE0, 2064 le32_to_cpu(si->etype0)) || 2065 nla_put_u32(msg, QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE1, 2066 le32_to_cpu(si->etype1)) || 2067 nla_put_u32(msg, QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE2, 2068 le32_to_cpu(si->etype2)) || 2069 nla_put_u32(msg, QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_HI, 2070 le32_to_cpu(si->psh_hi)) || 2071 nla_put_u32(msg, QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_LO, 2072 le32_to_cpu(si->psh_lo)) || 2073 nla_put_u32(msg, QCA_ATTR_DMG_RF_SECTOR_CFG_DTYPE_X16, 2074 le32_to_cpu(si->dtype_swch_off))) 2075 goto nla_put_failure; 2076 nla_nest_end(msg, nl_cfg); 2077 } 2078 2079 nla_nest_end(msg, nl_cfgs); 2080 rc = cfg80211_vendor_cmd_reply(msg); 2081 return rc; 2082 nla_put_failure: 2083 kfree_skb(msg); 2084 return -ENOBUFS; 2085 } 2086 2087 static int wil_rf_sector_set_cfg(struct wiphy *wiphy, 2088 struct wireless_dev *wdev, 2089 const void *data, int data_len) 2090 { 2091 struct wil6210_priv *wil = wdev_to_wil(wdev); 2092 int rc, tmp; 2093 struct nlattr *tb[QCA_ATTR_DMG_RF_SECTOR_MAX + 1]; 2094 struct nlattr *tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_MAX + 1]; 2095 u16 sector_index, rf_module_index; 2096 u8 sector_type; 2097 u32 rf_modules_vec = 0; 2098 struct wmi_set_rf_sector_params_cmd cmd; 2099 struct { 2100 struct wmi_cmd_hdr wmi; 2101 struct wmi_set_rf_sector_params_done_event evt; 2102 } __packed reply; 2103 struct nlattr *nl_cfg; 2104 struct wmi_rf_sector_info *si; 2105 2106 if (!test_bit(WMI_FW_CAPABILITY_RF_SECTORS, wil->fw_capabilities)) 2107 return -EOPNOTSUPP; 2108 2109 rc = nla_parse(tb, QCA_ATTR_DMG_RF_SECTOR_MAX, data, data_len, 2110 wil_rf_sector_policy, NULL); 2111 if (rc) { 2112 wil_err(wil, "Invalid rf sector ATTR\n"); 2113 return rc; 2114 } 2115 2116 if (!tb[QCA_ATTR_DMG_RF_SECTOR_INDEX] || 2117 !tb[QCA_ATTR_DMG_RF_SECTOR_TYPE] || 2118 !tb[QCA_ATTR_DMG_RF_SECTOR_CFG]) { 2119 wil_err(wil, "Invalid rf sector spec\n"); 2120 return -EINVAL; 2121 } 2122 2123 sector_index = nla_get_u16( 2124 tb[QCA_ATTR_DMG_RF_SECTOR_INDEX]); 2125 if (sector_index >= WIL_MAX_RF_SECTORS) { 2126 wil_err(wil, "Invalid sector index %d\n", sector_index); 2127 return -EINVAL; 2128 } 2129 2130 sector_type = nla_get_u8(tb[QCA_ATTR_DMG_RF_SECTOR_TYPE]); 2131 if (sector_type >= QCA_ATTR_DMG_RF_SECTOR_TYPE_MAX) { 2132 wil_err(wil, "Invalid sector type %d\n", sector_type); 2133 return -EINVAL; 2134 } 2135 2136 memset(&cmd, 0, sizeof(cmd)); 2137 2138 cmd.sector_idx = cpu_to_le16(sector_index); 2139 cmd.sector_type = sector_type; 2140 nla_for_each_nested(nl_cfg, tb[QCA_ATTR_DMG_RF_SECTOR_CFG], 2141 tmp) { 2142 rc = nla_parse_nested(tb2, QCA_ATTR_DMG_RF_SECTOR_CFG_MAX, 2143 nl_cfg, wil_rf_sector_cfg_policy, 2144 NULL); 2145 if (rc) { 2146 wil_err(wil, "invalid sector cfg\n"); 2147 return -EINVAL; 2148 } 2149 2150 if (!tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_MODULE_INDEX] || 2151 !tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE0] || 2152 !tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE1] || 2153 !tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE2] || 2154 !tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_HI] || 2155 !tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_LO] || 2156 !tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_DTYPE_X16]) { 2157 wil_err(wil, "missing cfg params\n"); 2158 return -EINVAL; 2159 } 2160 2161 rf_module_index = nla_get_u8( 2162 tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_MODULE_INDEX]); 2163 if (rf_module_index >= WMI_MAX_RF_MODULES_NUM) { 2164 wil_err(wil, "invalid RF module index %d\n", 2165 rf_module_index); 2166 return -EINVAL; 2167 } 2168 rf_modules_vec |= BIT(rf_module_index); 2169 si = &cmd.sectors_info[rf_module_index]; 2170 si->etype0 = cpu_to_le32(nla_get_u32( 2171 tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE0])); 2172 si->etype1 = cpu_to_le32(nla_get_u32( 2173 tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE1])); 2174 si->etype2 = cpu_to_le32(nla_get_u32( 2175 tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE2])); 2176 si->psh_hi = cpu_to_le32(nla_get_u32( 2177 tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_HI])); 2178 si->psh_lo = cpu_to_le32(nla_get_u32( 2179 tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_LO])); 2180 si->dtype_swch_off = cpu_to_le32(nla_get_u32( 2181 tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_DTYPE_X16])); 2182 } 2183 2184 cmd.rf_modules_vec = rf_modules_vec & 0xFF; 2185 memset(&reply, 0, sizeof(reply)); 2186 rc = wmi_call(wil, WMI_SET_RF_SECTOR_PARAMS_CMDID, &cmd, sizeof(cmd), 2187 WMI_SET_RF_SECTOR_PARAMS_DONE_EVENTID, 2188 &reply, sizeof(reply), 2189 500); 2190 if (rc) 2191 return rc; 2192 return wil_rf_sector_status_to_rc(reply.evt.status); 2193 } 2194 2195 static int wil_rf_sector_get_selected(struct wiphy *wiphy, 2196 struct wireless_dev *wdev, 2197 const void *data, int data_len) 2198 { 2199 struct wil6210_priv *wil = wdev_to_wil(wdev); 2200 int rc; 2201 struct nlattr *tb[QCA_ATTR_DMG_RF_SECTOR_MAX + 1]; 2202 u8 sector_type, mac_addr[ETH_ALEN]; 2203 int cid = 0; 2204 struct wmi_get_selected_rf_sector_index_cmd cmd; 2205 struct { 2206 struct wmi_cmd_hdr wmi; 2207 struct wmi_get_selected_rf_sector_index_done_event evt; 2208 } __packed reply; 2209 struct sk_buff *msg; 2210 2211 if (!test_bit(WMI_FW_CAPABILITY_RF_SECTORS, wil->fw_capabilities)) 2212 return -EOPNOTSUPP; 2213 2214 rc = nla_parse(tb, QCA_ATTR_DMG_RF_SECTOR_MAX, data, data_len, 2215 wil_rf_sector_policy, NULL); 2216 if (rc) { 2217 wil_err(wil, "Invalid rf sector ATTR\n"); 2218 return rc; 2219 } 2220 2221 if (!tb[QCA_ATTR_DMG_RF_SECTOR_TYPE]) { 2222 wil_err(wil, "Invalid rf sector spec\n"); 2223 return -EINVAL; 2224 } 2225 sector_type = nla_get_u8(tb[QCA_ATTR_DMG_RF_SECTOR_TYPE]); 2226 if (sector_type >= QCA_ATTR_DMG_RF_SECTOR_TYPE_MAX) { 2227 wil_err(wil, "Invalid sector type %d\n", sector_type); 2228 return -EINVAL; 2229 } 2230 2231 if (tb[QCA_ATTR_MAC_ADDR]) { 2232 ether_addr_copy(mac_addr, nla_data(tb[QCA_ATTR_MAC_ADDR])); 2233 cid = wil_find_cid(wil, mac_addr); 2234 if (cid < 0) { 2235 wil_err(wil, "invalid MAC address %pM\n", mac_addr); 2236 return -ENOENT; 2237 } 2238 } else { 2239 if (test_bit(wil_status_fwconnected, wil->status)) { 2240 wil_err(wil, "must specify MAC address when connected\n"); 2241 return -EINVAL; 2242 } 2243 } 2244 2245 memset(&cmd, 0, sizeof(cmd)); 2246 cmd.cid = (u8)cid; 2247 cmd.sector_type = sector_type; 2248 memset(&reply, 0, sizeof(reply)); 2249 rc = wmi_call(wil, WMI_GET_SELECTED_RF_SECTOR_INDEX_CMDID, 2250 &cmd, sizeof(cmd), 2251 WMI_GET_SELECTED_RF_SECTOR_INDEX_DONE_EVENTID, 2252 &reply, sizeof(reply), 2253 500); 2254 if (rc) 2255 return rc; 2256 if (reply.evt.status) { 2257 wil_err(wil, "get rf selected sector cfg failed with status %d\n", 2258 reply.evt.status); 2259 return wil_rf_sector_status_to_rc(reply.evt.status); 2260 } 2261 2262 msg = cfg80211_vendor_cmd_alloc_reply_skb( 2263 wiphy, 64 * WMI_MAX_RF_MODULES_NUM); 2264 if (!msg) 2265 return -ENOMEM; 2266 2267 if (nla_put_u64_64bit(msg, QCA_ATTR_TSF, 2268 le64_to_cpu(reply.evt.tsf), 2269 QCA_ATTR_PAD) || 2270 nla_put_u16(msg, QCA_ATTR_DMG_RF_SECTOR_INDEX, 2271 le16_to_cpu(reply.evt.sector_idx))) 2272 goto nla_put_failure; 2273 2274 rc = cfg80211_vendor_cmd_reply(msg); 2275 return rc; 2276 nla_put_failure: 2277 kfree_skb(msg); 2278 return -ENOBUFS; 2279 } 2280 2281 static int wil_rf_sector_wmi_set_selected(struct wil6210_priv *wil, 2282 u16 sector_index, 2283 u8 sector_type, u8 cid) 2284 { 2285 struct wmi_set_selected_rf_sector_index_cmd cmd; 2286 struct { 2287 struct wmi_cmd_hdr wmi; 2288 struct wmi_set_selected_rf_sector_index_done_event evt; 2289 } __packed reply; 2290 int rc; 2291 2292 memset(&cmd, 0, sizeof(cmd)); 2293 cmd.sector_idx = cpu_to_le16(sector_index); 2294 cmd.sector_type = sector_type; 2295 cmd.cid = (u8)cid; 2296 memset(&reply, 0, sizeof(reply)); 2297 rc = wmi_call(wil, WMI_SET_SELECTED_RF_SECTOR_INDEX_CMDID, 2298 &cmd, sizeof(cmd), 2299 WMI_SET_SELECTED_RF_SECTOR_INDEX_DONE_EVENTID, 2300 &reply, sizeof(reply), 2301 500); 2302 if (rc) 2303 return rc; 2304 return wil_rf_sector_status_to_rc(reply.evt.status); 2305 } 2306 2307 static int wil_rf_sector_set_selected(struct wiphy *wiphy, 2308 struct wireless_dev *wdev, 2309 const void *data, int data_len) 2310 { 2311 struct wil6210_priv *wil = wdev_to_wil(wdev); 2312 int rc; 2313 struct nlattr *tb[QCA_ATTR_DMG_RF_SECTOR_MAX + 1]; 2314 u16 sector_index; 2315 u8 sector_type, mac_addr[ETH_ALEN], i; 2316 int cid = 0; 2317 2318 if (!test_bit(WMI_FW_CAPABILITY_RF_SECTORS, wil->fw_capabilities)) 2319 return -EOPNOTSUPP; 2320 2321 rc = nla_parse(tb, QCA_ATTR_DMG_RF_SECTOR_MAX, data, data_len, 2322 wil_rf_sector_policy, NULL); 2323 if (rc) { 2324 wil_err(wil, "Invalid rf sector ATTR\n"); 2325 return rc; 2326 } 2327 2328 if (!tb[QCA_ATTR_DMG_RF_SECTOR_INDEX] || 2329 !tb[QCA_ATTR_DMG_RF_SECTOR_TYPE]) { 2330 wil_err(wil, "Invalid rf sector spec\n"); 2331 return -EINVAL; 2332 } 2333 2334 sector_index = nla_get_u16( 2335 tb[QCA_ATTR_DMG_RF_SECTOR_INDEX]); 2336 if (sector_index >= WIL_MAX_RF_SECTORS && 2337 sector_index != WMI_INVALID_RF_SECTOR_INDEX) { 2338 wil_err(wil, "Invalid sector index %d\n", sector_index); 2339 return -EINVAL; 2340 } 2341 2342 sector_type = nla_get_u8(tb[QCA_ATTR_DMG_RF_SECTOR_TYPE]); 2343 if (sector_type >= QCA_ATTR_DMG_RF_SECTOR_TYPE_MAX) { 2344 wil_err(wil, "Invalid sector type %d\n", sector_type); 2345 return -EINVAL; 2346 } 2347 2348 if (tb[QCA_ATTR_MAC_ADDR]) { 2349 ether_addr_copy(mac_addr, nla_data(tb[QCA_ATTR_MAC_ADDR])); 2350 if (!is_broadcast_ether_addr(mac_addr)) { 2351 cid = wil_find_cid(wil, mac_addr); 2352 if (cid < 0) { 2353 wil_err(wil, "invalid MAC address %pM\n", 2354 mac_addr); 2355 return -ENOENT; 2356 } 2357 } else { 2358 if (sector_index != WMI_INVALID_RF_SECTOR_INDEX) { 2359 wil_err(wil, "broadcast MAC valid only with unlocking\n"); 2360 return -EINVAL; 2361 } 2362 cid = -1; 2363 } 2364 } else { 2365 if (test_bit(wil_status_fwconnected, wil->status)) { 2366 wil_err(wil, "must specify MAC address when connected\n"); 2367 return -EINVAL; 2368 } 2369 /* otherwise, using cid=0 for unassociated station */ 2370 } 2371 2372 if (cid >= 0) { 2373 rc = wil_rf_sector_wmi_set_selected(wil, sector_index, 2374 sector_type, cid); 2375 } else { 2376 /* unlock all cids */ 2377 rc = wil_rf_sector_wmi_set_selected( 2378 wil, WMI_INVALID_RF_SECTOR_INDEX, sector_type, 2379 WIL_CID_ALL); 2380 if (rc == -EINVAL) { 2381 for (i = 0; i < WIL6210_MAX_CID; i++) { 2382 rc = wil_rf_sector_wmi_set_selected( 2383 wil, WMI_INVALID_RF_SECTOR_INDEX, 2384 sector_type, i); 2385 /* the FW will silently ignore and return 2386 * success for unused cid, so abort the loop 2387 * on any other error 2388 */ 2389 if (rc) { 2390 wil_err(wil, "unlock cid %d failed with status %d\n", 2391 i, rc); 2392 break; 2393 } 2394 } 2395 } 2396 } 2397 2398 return rc; 2399 } 2400