1 /* 2 * Copyright (c) 2012 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 "wil6210.h" 18 #include "wmi.h" 19 20 #define CHAN60G(_channel, _flags) { \ 21 .band = IEEE80211_BAND_60GHZ, \ 22 .center_freq = 56160 + (2160 * (_channel)), \ 23 .hw_value = (_channel), \ 24 .flags = (_flags), \ 25 .max_antenna_gain = 0, \ 26 .max_power = 40, \ 27 } 28 29 static struct ieee80211_channel wil_60ghz_channels[] = { 30 CHAN60G(1, 0), 31 CHAN60G(2, 0), 32 CHAN60G(3, 0), 33 /* channel 4 not supported yet */ 34 }; 35 36 static struct ieee80211_supported_band wil_band_60ghz = { 37 .channels = wil_60ghz_channels, 38 .n_channels = ARRAY_SIZE(wil_60ghz_channels), 39 .ht_cap = { 40 .ht_supported = true, 41 .cap = 0, /* TODO */ 42 .ampdu_factor = IEEE80211_HT_MAX_AMPDU_64K, /* TODO */ 43 .ampdu_density = IEEE80211_HT_MPDU_DENSITY_8, /* TODO */ 44 .mcs = { 45 /* MCS 1..12 - SC PHY */ 46 .rx_mask = {0xfe, 0x1f}, /* 1..12 */ 47 .tx_params = IEEE80211_HT_MCS_TX_DEFINED, /* TODO */ 48 }, 49 }, 50 }; 51 52 static const struct ieee80211_txrx_stypes 53 wil_mgmt_stypes[NUM_NL80211_IFTYPES] = { 54 [NL80211_IFTYPE_STATION] = { 55 .tx = BIT(IEEE80211_STYPE_ACTION >> 4) | 56 BIT(IEEE80211_STYPE_PROBE_RESP >> 4), 57 .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | 58 BIT(IEEE80211_STYPE_PROBE_REQ >> 4) 59 }, 60 [NL80211_IFTYPE_AP] = { 61 .tx = BIT(IEEE80211_STYPE_ACTION >> 4) | 62 BIT(IEEE80211_STYPE_PROBE_RESP >> 4), 63 .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | 64 BIT(IEEE80211_STYPE_PROBE_REQ >> 4) 65 }, 66 [NL80211_IFTYPE_P2P_CLIENT] = { 67 .tx = BIT(IEEE80211_STYPE_ACTION >> 4) | 68 BIT(IEEE80211_STYPE_PROBE_RESP >> 4), 69 .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | 70 BIT(IEEE80211_STYPE_PROBE_REQ >> 4) 71 }, 72 [NL80211_IFTYPE_P2P_GO] = { 73 .tx = BIT(IEEE80211_STYPE_ACTION >> 4) | 74 BIT(IEEE80211_STYPE_PROBE_RESP >> 4), 75 .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | 76 BIT(IEEE80211_STYPE_PROBE_REQ >> 4) 77 }, 78 }; 79 80 static const u32 wil_cipher_suites[] = { 81 WLAN_CIPHER_SUITE_GCMP, 82 }; 83 84 int wil_iftype_nl2wmi(enum nl80211_iftype type) 85 { 86 static const struct { 87 enum nl80211_iftype nl; 88 enum wmi_network_type wmi; 89 } __nl2wmi[] = { 90 {NL80211_IFTYPE_ADHOC, WMI_NETTYPE_ADHOC}, 91 {NL80211_IFTYPE_STATION, WMI_NETTYPE_INFRA}, 92 {NL80211_IFTYPE_AP, WMI_NETTYPE_AP}, 93 {NL80211_IFTYPE_P2P_CLIENT, WMI_NETTYPE_P2P}, 94 {NL80211_IFTYPE_P2P_GO, WMI_NETTYPE_P2P}, 95 {NL80211_IFTYPE_MONITOR, WMI_NETTYPE_ADHOC}, /* FIXME */ 96 }; 97 uint i; 98 99 for (i = 0; i < ARRAY_SIZE(__nl2wmi); i++) { 100 if (__nl2wmi[i].nl == type) 101 return __nl2wmi[i].wmi; 102 } 103 104 return -EOPNOTSUPP; 105 } 106 107 int wil_cid_fill_sinfo(struct wil6210_priv *wil, int cid, 108 struct station_info *sinfo) 109 { 110 struct wmi_notify_req_cmd cmd = { 111 .cid = cid, 112 .interval_usec = 0, 113 }; 114 struct { 115 struct wil6210_mbox_hdr_wmi wmi; 116 struct wmi_notify_req_done_event evt; 117 } __packed reply; 118 struct wil_net_stats *stats = &wil->sta[cid].stats; 119 int rc; 120 121 rc = wmi_call(wil, WMI_NOTIFY_REQ_CMDID, &cmd, sizeof(cmd), 122 WMI_NOTIFY_REQ_DONE_EVENTID, &reply, sizeof(reply), 20); 123 if (rc) 124 return rc; 125 126 wil_dbg_wmi(wil, "Link status for CID %d: {\n" 127 " MCS %d TSF 0x%016llx\n" 128 " BF status 0x%08x SNR 0x%08x SQI %d%%\n" 129 " Tx Tpt %d goodput %d Rx goodput %d\n" 130 " Sectors(rx:tx) my %d:%d peer %d:%d\n""}\n", 131 cid, le16_to_cpu(reply.evt.bf_mcs), 132 le64_to_cpu(reply.evt.tsf), reply.evt.status, 133 le32_to_cpu(reply.evt.snr_val), 134 reply.evt.sqi, 135 le32_to_cpu(reply.evt.tx_tpt), 136 le32_to_cpu(reply.evt.tx_goodput), 137 le32_to_cpu(reply.evt.rx_goodput), 138 le16_to_cpu(reply.evt.my_rx_sector), 139 le16_to_cpu(reply.evt.my_tx_sector), 140 le16_to_cpu(reply.evt.other_rx_sector), 141 le16_to_cpu(reply.evt.other_tx_sector)); 142 143 sinfo->generation = wil->sinfo_gen; 144 145 sinfo->filled = STATION_INFO_RX_BYTES | 146 STATION_INFO_TX_BYTES | 147 STATION_INFO_RX_PACKETS | 148 STATION_INFO_TX_PACKETS | 149 STATION_INFO_RX_BITRATE | 150 STATION_INFO_TX_BITRATE | 151 STATION_INFO_RX_DROP_MISC | 152 STATION_INFO_TX_FAILED; 153 154 sinfo->txrate.flags = RATE_INFO_FLAGS_MCS | RATE_INFO_FLAGS_60G; 155 sinfo->txrate.mcs = le16_to_cpu(reply.evt.bf_mcs); 156 sinfo->rxrate.flags = RATE_INFO_FLAGS_MCS | RATE_INFO_FLAGS_60G; 157 sinfo->rxrate.mcs = stats->last_mcs_rx; 158 sinfo->rx_bytes = stats->rx_bytes; 159 sinfo->rx_packets = stats->rx_packets; 160 sinfo->rx_dropped_misc = stats->rx_dropped; 161 sinfo->tx_bytes = stats->tx_bytes; 162 sinfo->tx_packets = stats->tx_packets; 163 sinfo->tx_failed = stats->tx_errors; 164 165 if (test_bit(wil_status_fwconnected, &wil->status)) { 166 sinfo->filled |= STATION_INFO_SIGNAL; 167 sinfo->signal = reply.evt.sqi; 168 } 169 170 return rc; 171 } 172 173 static int wil_cfg80211_get_station(struct wiphy *wiphy, 174 struct net_device *ndev, 175 const u8 *mac, struct station_info *sinfo) 176 { 177 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 178 int rc; 179 180 int cid = wil_find_cid(wil, mac); 181 182 wil_dbg_misc(wil, "%s(%pM) CID %d\n", __func__, mac, cid); 183 if (cid < 0) 184 return cid; 185 186 rc = wil_cid_fill_sinfo(wil, cid, sinfo); 187 188 return rc; 189 } 190 191 /* 192 * Find @idx-th active STA for station dump. 193 */ 194 static int wil_find_cid_by_idx(struct wil6210_priv *wil, int idx) 195 { 196 int i; 197 198 for (i = 0; i < ARRAY_SIZE(wil->sta); i++) { 199 if (wil->sta[i].status == wil_sta_unused) 200 continue; 201 if (idx == 0) 202 return i; 203 idx--; 204 } 205 206 return -ENOENT; 207 } 208 209 static int wil_cfg80211_dump_station(struct wiphy *wiphy, 210 struct net_device *dev, int idx, 211 u8 *mac, struct station_info *sinfo) 212 { 213 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 214 int rc; 215 int cid = wil_find_cid_by_idx(wil, idx); 216 217 if (cid < 0) 218 return -ENOENT; 219 220 memcpy(mac, wil->sta[cid].addr, ETH_ALEN); 221 wil_dbg_misc(wil, "%s(%pM) CID %d\n", __func__, mac, cid); 222 223 rc = wil_cid_fill_sinfo(wil, cid, sinfo); 224 225 return rc; 226 } 227 228 static int wil_cfg80211_change_iface(struct wiphy *wiphy, 229 struct net_device *ndev, 230 enum nl80211_iftype type, u32 *flags, 231 struct vif_params *params) 232 { 233 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 234 struct wireless_dev *wdev = wil->wdev; 235 236 switch (type) { 237 case NL80211_IFTYPE_STATION: 238 case NL80211_IFTYPE_AP: 239 case NL80211_IFTYPE_P2P_CLIENT: 240 case NL80211_IFTYPE_P2P_GO: 241 break; 242 case NL80211_IFTYPE_MONITOR: 243 if (flags) 244 wil->monitor_flags = *flags; 245 else 246 wil->monitor_flags = 0; 247 248 break; 249 default: 250 return -EOPNOTSUPP; 251 } 252 253 wdev->iftype = type; 254 255 return 0; 256 } 257 258 static int wil_cfg80211_scan(struct wiphy *wiphy, 259 struct cfg80211_scan_request *request) 260 { 261 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 262 struct wireless_dev *wdev = wil->wdev; 263 struct { 264 struct wmi_start_scan_cmd cmd; 265 u16 chnl[4]; 266 } __packed cmd; 267 uint i, n; 268 int rc; 269 270 if (wil->scan_request) { 271 wil_err(wil, "Already scanning\n"); 272 return -EAGAIN; 273 } 274 275 /* check we are client side */ 276 switch (wdev->iftype) { 277 case NL80211_IFTYPE_STATION: 278 case NL80211_IFTYPE_P2P_CLIENT: 279 break; 280 default: 281 return -EOPNOTSUPP; 282 } 283 284 /* FW don't support scan after connection attempt */ 285 if (test_bit(wil_status_dontscan, &wil->status)) { 286 wil_err(wil, "Can't scan now\n"); 287 return -EBUSY; 288 } 289 290 wil_dbg_misc(wil, "Start scan_request 0x%p\n", request); 291 wil->scan_request = request; 292 mod_timer(&wil->scan_timer, jiffies + WIL6210_SCAN_TO); 293 294 memset(&cmd, 0, sizeof(cmd)); 295 cmd.cmd.num_channels = 0; 296 n = min(request->n_channels, 4U); 297 for (i = 0; i < n; i++) { 298 int ch = request->channels[i]->hw_value; 299 if (ch == 0) { 300 wil_err(wil, 301 "Scan requested for unknown frequency %dMhz\n", 302 request->channels[i]->center_freq); 303 continue; 304 } 305 /* 0-based channel indexes */ 306 cmd.cmd.channel_list[cmd.cmd.num_channels++].channel = ch - 1; 307 wil_dbg_misc(wil, "Scan for ch %d : %d MHz\n", ch, 308 request->channels[i]->center_freq); 309 } 310 311 rc = wmi_send(wil, WMI_START_SCAN_CMDID, &cmd, sizeof(cmd.cmd) + 312 cmd.cmd.num_channels * sizeof(cmd.cmd.channel_list[0])); 313 314 if (rc) 315 wil->scan_request = NULL; 316 317 return rc; 318 } 319 320 static int wil_cfg80211_connect(struct wiphy *wiphy, 321 struct net_device *ndev, 322 struct cfg80211_connect_params *sme) 323 { 324 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 325 struct cfg80211_bss *bss; 326 struct wmi_connect_cmd conn; 327 const u8 *ssid_eid; 328 const u8 *rsn_eid; 329 int ch; 330 int rc = 0; 331 332 if (test_bit(wil_status_fwconnecting, &wil->status) || 333 test_bit(wil_status_fwconnected, &wil->status)) 334 return -EALREADY; 335 336 bss = cfg80211_get_bss(wiphy, sme->channel, sme->bssid, 337 sme->ssid, sme->ssid_len, 338 WLAN_CAPABILITY_ESS, WLAN_CAPABILITY_ESS); 339 if (!bss) { 340 wil_err(wil, "Unable to find BSS\n"); 341 return -ENOENT; 342 } 343 344 ssid_eid = ieee80211_bss_get_ie(bss, WLAN_EID_SSID); 345 if (!ssid_eid) { 346 wil_err(wil, "No SSID\n"); 347 rc = -ENOENT; 348 goto out; 349 } 350 351 rsn_eid = sme->ie ? 352 cfg80211_find_ie(WLAN_EID_RSN, sme->ie, sme->ie_len) : 353 NULL; 354 if (rsn_eid) { 355 if (sme->ie_len > WMI_MAX_IE_LEN) { 356 rc = -ERANGE; 357 wil_err(wil, "IE too large (%td bytes)\n", 358 sme->ie_len); 359 goto out; 360 } 361 /* 362 * For secure assoc, send: 363 * (1) WMI_DELETE_CIPHER_KEY_CMD 364 * (2) WMI_SET_APPIE_CMD 365 */ 366 rc = wmi_del_cipher_key(wil, 0, bss->bssid); 367 if (rc) { 368 wil_err(wil, "WMI_DELETE_CIPHER_KEY_CMD failed\n"); 369 goto out; 370 } 371 /* WMI_SET_APPIE_CMD */ 372 rc = wmi_set_ie(wil, WMI_FRAME_ASSOC_REQ, sme->ie_len, sme->ie); 373 if (rc) { 374 wil_err(wil, "WMI_SET_APPIE_CMD failed\n"); 375 goto out; 376 } 377 } 378 379 /* WMI_CONNECT_CMD */ 380 memset(&conn, 0, sizeof(conn)); 381 switch (bss->capability & WLAN_CAPABILITY_DMG_TYPE_MASK) { 382 case WLAN_CAPABILITY_DMG_TYPE_AP: 383 conn.network_type = WMI_NETTYPE_INFRA; 384 break; 385 case WLAN_CAPABILITY_DMG_TYPE_PBSS: 386 conn.network_type = WMI_NETTYPE_P2P; 387 break; 388 default: 389 wil_err(wil, "Unsupported BSS type, capability= 0x%04x\n", 390 bss->capability); 391 goto out; 392 } 393 if (rsn_eid) { 394 conn.dot11_auth_mode = WMI_AUTH11_SHARED; 395 conn.auth_mode = WMI_AUTH_WPA2_PSK; 396 conn.pairwise_crypto_type = WMI_CRYPT_AES_GCMP; 397 conn.pairwise_crypto_len = 16; 398 } else { 399 conn.dot11_auth_mode = WMI_AUTH11_OPEN; 400 conn.auth_mode = WMI_AUTH_NONE; 401 } 402 403 conn.ssid_len = min_t(u8, ssid_eid[1], 32); 404 memcpy(conn.ssid, ssid_eid+2, conn.ssid_len); 405 406 ch = bss->channel->hw_value; 407 if (ch == 0) { 408 wil_err(wil, "BSS at unknown frequency %dMhz\n", 409 bss->channel->center_freq); 410 rc = -EOPNOTSUPP; 411 goto out; 412 } 413 conn.channel = ch - 1; 414 415 memcpy(conn.bssid, bss->bssid, ETH_ALEN); 416 memcpy(conn.dst_mac, bss->bssid, ETH_ALEN); 417 418 set_bit(wil_status_fwconnecting, &wil->status); 419 420 rc = wmi_send(wil, WMI_CONNECT_CMDID, &conn, sizeof(conn)); 421 if (rc == 0) { 422 /* Connect can take lots of time */ 423 mod_timer(&wil->connect_timer, 424 jiffies + msecs_to_jiffies(2000)); 425 } else { 426 clear_bit(wil_status_fwconnecting, &wil->status); 427 } 428 429 out: 430 cfg80211_put_bss(wiphy, bss); 431 432 return rc; 433 } 434 435 static int wil_cfg80211_disconnect(struct wiphy *wiphy, 436 struct net_device *ndev, 437 u16 reason_code) 438 { 439 int rc; 440 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 441 442 rc = wmi_send(wil, WMI_DISCONNECT_CMDID, NULL, 0); 443 444 return rc; 445 } 446 447 int wil_cfg80211_mgmt_tx(struct wiphy *wiphy, struct wireless_dev *wdev, 448 struct cfg80211_mgmt_tx_params *params, 449 u64 *cookie) 450 { 451 const u8 *buf = params->buf; 452 size_t len = params->len; 453 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 454 int rc; 455 bool tx_status = false; 456 struct ieee80211_mgmt *mgmt_frame = (void *)buf; 457 struct wmi_sw_tx_req_cmd *cmd; 458 struct { 459 struct wil6210_mbox_hdr_wmi wmi; 460 struct wmi_sw_tx_complete_event evt; 461 } __packed evt; 462 463 cmd = kmalloc(sizeof(*cmd) + len, GFP_KERNEL); 464 if (!cmd) { 465 rc = -ENOMEM; 466 goto out; 467 } 468 469 memcpy(cmd->dst_mac, mgmt_frame->da, WMI_MAC_LEN); 470 cmd->len = cpu_to_le16(len); 471 memcpy(cmd->payload, buf, len); 472 473 rc = wmi_call(wil, WMI_SW_TX_REQ_CMDID, cmd, sizeof(*cmd) + len, 474 WMI_SW_TX_COMPLETE_EVENTID, &evt, sizeof(evt), 2000); 475 if (rc == 0) 476 tx_status = !evt.evt.status; 477 478 kfree(cmd); 479 out: 480 cfg80211_mgmt_tx_status(wdev, cookie ? *cookie : 0, buf, len, 481 tx_status, GFP_KERNEL); 482 return rc; 483 } 484 485 static int wil_cfg80211_set_channel(struct wiphy *wiphy, 486 struct cfg80211_chan_def *chandef) 487 { 488 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 489 struct wireless_dev *wdev = wil->wdev; 490 491 wdev->preset_chandef = *chandef; 492 493 return 0; 494 } 495 496 static int wil_cfg80211_add_key(struct wiphy *wiphy, 497 struct net_device *ndev, 498 u8 key_index, bool pairwise, 499 const u8 *mac_addr, 500 struct key_params *params) 501 { 502 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 503 504 /* group key is not used */ 505 if (!pairwise) 506 return 0; 507 508 return wmi_add_cipher_key(wil, key_index, mac_addr, 509 params->key_len, params->key); 510 } 511 512 static int wil_cfg80211_del_key(struct wiphy *wiphy, 513 struct net_device *ndev, 514 u8 key_index, bool pairwise, 515 const u8 *mac_addr) 516 { 517 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 518 519 /* group key is not used */ 520 if (!pairwise) 521 return 0; 522 523 return wmi_del_cipher_key(wil, key_index, mac_addr); 524 } 525 526 /* Need to be present or wiphy_new() will WARN */ 527 static int wil_cfg80211_set_default_key(struct wiphy *wiphy, 528 struct net_device *ndev, 529 u8 key_index, bool unicast, 530 bool multicast) 531 { 532 return 0; 533 } 534 535 static int wil_remain_on_channel(struct wiphy *wiphy, 536 struct wireless_dev *wdev, 537 struct ieee80211_channel *chan, 538 unsigned int duration, 539 u64 *cookie) 540 { 541 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 542 int rc; 543 544 /* TODO: handle duration */ 545 wil_info(wil, "%s(%d, %d ms)\n", __func__, chan->center_freq, duration); 546 547 rc = wmi_set_channel(wil, chan->hw_value); 548 if (rc) 549 return rc; 550 551 rc = wmi_rxon(wil, true); 552 553 return rc; 554 } 555 556 static int wil_cancel_remain_on_channel(struct wiphy *wiphy, 557 struct wireless_dev *wdev, 558 u64 cookie) 559 { 560 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 561 int rc; 562 563 wil_info(wil, "%s()\n", __func__); 564 565 rc = wmi_rxon(wil, false); 566 567 return rc; 568 } 569 570 static void wil_print_bcon_data(struct cfg80211_beacon_data *b) 571 { 572 print_hex_dump_bytes("head ", DUMP_PREFIX_OFFSET, 573 b->head, b->head_len); 574 print_hex_dump_bytes("tail ", DUMP_PREFIX_OFFSET, 575 b->tail, b->tail_len); 576 print_hex_dump_bytes("BCON IE ", DUMP_PREFIX_OFFSET, 577 b->beacon_ies, b->beacon_ies_len); 578 print_hex_dump_bytes("PROBE ", DUMP_PREFIX_OFFSET, 579 b->probe_resp, b->probe_resp_len); 580 print_hex_dump_bytes("PROBE IE ", DUMP_PREFIX_OFFSET, 581 b->proberesp_ies, b->proberesp_ies_len); 582 print_hex_dump_bytes("ASSOC IE ", DUMP_PREFIX_OFFSET, 583 b->assocresp_ies, b->assocresp_ies_len); 584 } 585 586 static void wil_print_crypto(struct wil6210_priv *wil, 587 struct cfg80211_crypto_settings *c) 588 { 589 wil_dbg_misc(wil, "WPA versions: 0x%08x cipher group 0x%08x\n", 590 c->wpa_versions, c->cipher_group); 591 wil_dbg_misc(wil, "Pairwise ciphers [%d]\n", c->n_ciphers_pairwise); 592 wil_dbg_misc(wil, "AKM suites [%d]\n", c->n_akm_suites); 593 wil_dbg_misc(wil, "Control port : %d, eth_type 0x%04x no_encrypt %d\n", 594 c->control_port, be16_to_cpu(c->control_port_ethertype), 595 c->control_port_no_encrypt); 596 } 597 598 static int wil_fix_bcon(struct wil6210_priv *wil, 599 struct cfg80211_beacon_data *bcon) 600 { 601 struct ieee80211_mgmt *f = (struct ieee80211_mgmt *)bcon->probe_resp; 602 size_t hlen = offsetof(struct ieee80211_mgmt, u.probe_resp.variable); 603 int rc = 0; 604 605 if (bcon->probe_resp_len <= hlen) 606 return 0; 607 608 if (!bcon->proberesp_ies) { 609 bcon->proberesp_ies = f->u.probe_resp.variable; 610 bcon->proberesp_ies_len = bcon->probe_resp_len - hlen; 611 rc = 1; 612 } 613 if (!bcon->assocresp_ies) { 614 bcon->assocresp_ies = f->u.probe_resp.variable; 615 bcon->assocresp_ies_len = bcon->probe_resp_len - hlen; 616 rc = 1; 617 } 618 619 return rc; 620 } 621 622 static int wil_cfg80211_start_ap(struct wiphy *wiphy, 623 struct net_device *ndev, 624 struct cfg80211_ap_settings *info) 625 { 626 int rc = 0; 627 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 628 struct wireless_dev *wdev = ndev->ieee80211_ptr; 629 struct ieee80211_channel *channel = info->chandef.chan; 630 struct cfg80211_beacon_data *bcon = &info->beacon; 631 struct cfg80211_crypto_settings *crypto = &info->crypto; 632 u8 wmi_nettype = wil_iftype_nl2wmi(wdev->iftype); 633 634 wil_dbg_misc(wil, "%s()\n", __func__); 635 636 if (!channel) { 637 wil_err(wil, "AP: No channel???\n"); 638 return -EINVAL; 639 } 640 641 wil_dbg_misc(wil, "AP on Channel %d %d MHz, %s\n", channel->hw_value, 642 channel->center_freq, info->privacy ? "secure" : "open"); 643 wil_dbg_misc(wil, "Privacy: %d auth_type %d\n", 644 info->privacy, info->auth_type); 645 wil_dbg_misc(wil, "BI %d DTIM %d\n", info->beacon_interval, 646 info->dtim_period); 647 print_hex_dump_bytes("SSID ", DUMP_PREFIX_OFFSET, 648 info->ssid, info->ssid_len); 649 wil_print_bcon_data(bcon); 650 wil_print_crypto(wil, crypto); 651 652 if (wil_fix_bcon(wil, bcon)) { 653 wil_dbg_misc(wil, "Fixed bcon\n"); 654 wil_print_bcon_data(bcon); 655 } 656 657 mutex_lock(&wil->mutex); 658 659 rc = wil_reset(wil); 660 if (rc) 661 goto out; 662 663 /* Rx VRING. */ 664 rc = wil_rx_init(wil); 665 if (rc) 666 goto out; 667 668 rc = wmi_set_ssid(wil, info->ssid_len, info->ssid); 669 if (rc) 670 goto out; 671 672 /* MAC address - pre-requisite for other commands */ 673 wmi_set_mac_address(wil, ndev->dev_addr); 674 675 /* IE's */ 676 /* bcon 'head IE's are not relevant for 60g band */ 677 /* 678 * FW do not form regular beacon, so bcon IE's are not set 679 * For the DMG bcon, when it will be supported, bcon IE's will 680 * be reused; add something like: 681 * wmi_set_ie(wil, WMI_FRAME_BEACON, bcon->beacon_ies_len, 682 * bcon->beacon_ies); 683 */ 684 wmi_set_ie(wil, WMI_FRAME_PROBE_RESP, bcon->proberesp_ies_len, 685 bcon->proberesp_ies); 686 wmi_set_ie(wil, WMI_FRAME_ASSOC_RESP, bcon->assocresp_ies_len, 687 bcon->assocresp_ies); 688 689 wil->secure_pcp = info->privacy; 690 691 rc = wmi_pcp_start(wil, info->beacon_interval, wmi_nettype, 692 channel->hw_value); 693 if (rc) 694 goto out; 695 696 697 netif_carrier_on(ndev); 698 699 out: 700 mutex_unlock(&wil->mutex); 701 return rc; 702 } 703 704 static int wil_cfg80211_stop_ap(struct wiphy *wiphy, 705 struct net_device *ndev) 706 { 707 int rc = 0; 708 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 709 710 wil_dbg_misc(wil, "%s()\n", __func__); 711 712 mutex_lock(&wil->mutex); 713 714 rc = wmi_pcp_stop(wil); 715 716 mutex_unlock(&wil->mutex); 717 return rc; 718 } 719 720 static int wil_cfg80211_del_station(struct wiphy *wiphy, 721 struct net_device *dev, const u8 *mac) 722 { 723 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 724 725 mutex_lock(&wil->mutex); 726 wil6210_disconnect(wil, mac); 727 mutex_unlock(&wil->mutex); 728 729 return 0; 730 } 731 732 static struct cfg80211_ops wil_cfg80211_ops = { 733 .scan = wil_cfg80211_scan, 734 .connect = wil_cfg80211_connect, 735 .disconnect = wil_cfg80211_disconnect, 736 .change_virtual_intf = wil_cfg80211_change_iface, 737 .get_station = wil_cfg80211_get_station, 738 .dump_station = wil_cfg80211_dump_station, 739 .remain_on_channel = wil_remain_on_channel, 740 .cancel_remain_on_channel = wil_cancel_remain_on_channel, 741 .mgmt_tx = wil_cfg80211_mgmt_tx, 742 .set_monitor_channel = wil_cfg80211_set_channel, 743 .add_key = wil_cfg80211_add_key, 744 .del_key = wil_cfg80211_del_key, 745 .set_default_key = wil_cfg80211_set_default_key, 746 /* AP mode */ 747 .start_ap = wil_cfg80211_start_ap, 748 .stop_ap = wil_cfg80211_stop_ap, 749 .del_station = wil_cfg80211_del_station, 750 }; 751 752 static void wil_wiphy_init(struct wiphy *wiphy) 753 { 754 /* TODO: set real value */ 755 wiphy->max_scan_ssids = 10; 756 wiphy->max_num_pmkids = 0 /* TODO: */; 757 wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION) | 758 BIT(NL80211_IFTYPE_AP) | 759 BIT(NL80211_IFTYPE_MONITOR); 760 /* TODO: enable P2P when integrated with supplicant: 761 * BIT(NL80211_IFTYPE_P2P_CLIENT) | BIT(NL80211_IFTYPE_P2P_GO) 762 */ 763 wiphy->flags |= WIPHY_FLAG_HAVE_AP_SME | 764 WIPHY_FLAG_AP_PROBE_RESP_OFFLOAD; 765 dev_warn(wiphy_dev(wiphy), "%s : flags = 0x%08x\n", 766 __func__, wiphy->flags); 767 wiphy->probe_resp_offload = 768 NL80211_PROBE_RESP_OFFLOAD_SUPPORT_WPS | 769 NL80211_PROBE_RESP_OFFLOAD_SUPPORT_WPS2 | 770 NL80211_PROBE_RESP_OFFLOAD_SUPPORT_P2P; 771 772 wiphy->bands[IEEE80211_BAND_60GHZ] = &wil_band_60ghz; 773 774 /* TODO: figure this out */ 775 wiphy->signal_type = CFG80211_SIGNAL_TYPE_UNSPEC; 776 777 wiphy->cipher_suites = wil_cipher_suites; 778 wiphy->n_cipher_suites = ARRAY_SIZE(wil_cipher_suites); 779 wiphy->mgmt_stypes = wil_mgmt_stypes; 780 } 781 782 struct wireless_dev *wil_cfg80211_init(struct device *dev) 783 { 784 int rc = 0; 785 struct wireless_dev *wdev; 786 787 wdev = kzalloc(sizeof(struct wireless_dev), GFP_KERNEL); 788 if (!wdev) 789 return ERR_PTR(-ENOMEM); 790 791 wdev->wiphy = wiphy_new(&wil_cfg80211_ops, 792 sizeof(struct wil6210_priv)); 793 if (!wdev->wiphy) { 794 rc = -ENOMEM; 795 goto out; 796 } 797 798 set_wiphy_dev(wdev->wiphy, dev); 799 wil_wiphy_init(wdev->wiphy); 800 801 rc = wiphy_register(wdev->wiphy); 802 if (rc < 0) 803 goto out_failed_reg; 804 805 return wdev; 806 807 out_failed_reg: 808 wiphy_free(wdev->wiphy); 809 out: 810 kfree(wdev); 811 812 return ERR_PTR(rc); 813 } 814 815 void wil_wdev_free(struct wil6210_priv *wil) 816 { 817 struct wireless_dev *wdev = wil_to_wdev(wil); 818 819 if (!wdev) 820 return; 821 822 wiphy_unregister(wdev->wiphy); 823 wiphy_free(wdev->wiphy); 824 kfree(wdev); 825 } 826