FILE
cfg80211.c
File preview with syntax highlighting.
linux-6.19.14/drivers/net/wireless/ath/wil6210/cfg80211.c
1// SPDX-License-Identifier: ISC 2/* 3 * Copyright (c) 2012-2017 Qualcomm Atheros, Inc. 4 * Copyright (c) 2018-2019, The Linux Foundation. All rights reserved. 5 */ 6 7#include <linux/etherdevice.h> 8#include <linux/moduleparam.h> 9#include <net/netlink.h> 10#include <net/cfg80211.h> 11#include "wil6210.h" 12#include "wmi.h" 13#include "fw.h" 14 15#define WIL_MAX_ROC_DURATION_MS 5000 16 17#define WIL_EDMG_CHANNEL_9_SUBCHANNELS (BIT(0) | BIT(1)) 18#define WIL_EDMG_CHANNEL_10_SUBCHANNELS (BIT(1) | BIT(2)) 19#define WIL_EDMG_CHANNEL_11_SUBCHANNELS (BIT(2) | BIT(3)) 20 21/* WIL_EDMG_BW_CONFIGURATION define the allowed channel bandwidth 22 * configurations as defined by IEEE 802.11 section 9.4.2.251, Table 13. 23 * The value 5 allowing CB1 and CB2 of adjacent channels. 24 */ 25#define WIL_EDMG_BW_CONFIGURATION 5 26 27/* WIL_EDMG_CHANNELS is a bitmap that indicates the 2.16 GHz channel(s) that 28 * are allowed to be used for EDMG transmissions in the BSS as defined by 29 * IEEE 802.11 section 9.4.2.251. 30 */ 31#define WIL_EDMG_CHANNELS (BIT(0) | BIT(1) | BIT(2) | BIT(3)) 32 33bool disable_ap_sme; 34module_param(disable_ap_sme, bool, 0444); 35MODULE_PARM_DESC(disable_ap_sme, " let user space handle AP mode SME"); 36 37#ifdef CONFIG_PM 38static struct wiphy_wowlan_support wil_wowlan_support = { 39 .flags = WIPHY_WOWLAN_ANY | WIPHY_WOWLAN_DISCONNECT, 40}; 41#endif 42 43#define CHAN60G(_channel, _flags) { \ 44 .band = NL80211_BAND_60GHZ, \ 45 .center_freq = 56160 + (2160 * (_channel)), \ 46 .hw_value = (_channel), \ 47 .flags = (_flags), \ 48 .max_antenna_gain = 0, \ 49 .max_power = 40, \ 50} 51 52static struct ieee80211_channel wil_60ghz_channels[] = { 53 CHAN60G(1, 0), 54 CHAN60G(2, 0), 55 CHAN60G(3, 0), 56 CHAN60G(4, 0), 57}; 58 59/* Rx channel bonding mode */ 60enum wil_rx_cb_mode { 61 WIL_RX_CB_MODE_DMG, 62 WIL_RX_CB_MODE_EDMG, 63 WIL_RX_CB_MODE_WIDE, 64}; 65 66static int wil_rx_cb_mode_to_n_bonded(u8 cb_mode) 67{ 68 switch (cb_mode) { 69 case WIL_RX_CB_MODE_DMG: 70 case WIL_RX_CB_MODE_EDMG: 71 return 1; 72 case WIL_RX_CB_MODE_WIDE: 73 return 2; 74 default: 75 return 1; 76 } 77} 78 79static int wil_tx_cb_mode_to_n_bonded(u8 cb_mode) 80{ 81 switch (cb_mode) { 82 case WMI_TX_MODE_DMG: 83 case WMI_TX_MODE_EDMG_CB1: 84 return 1; 85 case WMI_TX_MODE_EDMG_CB2: 86 return 2; 87 default: 88 return 1; 89 } 90} 91 92static void 93wil_memdup_ie(u8 **pdst, size_t *pdst_len, const u8 *src, size_t src_len) 94{ 95 kfree(*pdst); 96 *pdst = NULL; 97 *pdst_len = 0; 98 if (src_len > 0) { 99 *pdst = kmemdup(src, src_len, GFP_KERNEL); 100 if (*pdst) 101 *pdst_len = src_len; 102 } 103} 104 105static int wil_num_supported_channels(struct wil6210_priv *wil) 106{ 107 int num_channels = ARRAY_SIZE(wil_60ghz_channels); 108 109 if (!test_bit(WMI_FW_CAPABILITY_CHANNEL_4, wil->fw_capabilities)) 110 num_channels--; 111 112 return num_channels; 113} 114 115void update_supported_bands(struct wil6210_priv *wil) 116{ 117 struct wiphy *wiphy = wil_to_wiphy(wil); 118 119 wil_dbg_misc(wil, "update supported bands"); 120 121 wiphy->bands[NL80211_BAND_60GHZ]->n_channels = 122 wil_num_supported_channels(wil); 123 124 if (test_bit(WMI_FW_CAPABILITY_CHANNEL_BONDING, wil->fw_capabilities)) { 125 wiphy->bands[NL80211_BAND_60GHZ]->edmg_cap.channels = 126 WIL_EDMG_CHANNELS; 127 wiphy->bands[NL80211_BAND_60GHZ]->edmg_cap.bw_config = 128 WIL_EDMG_BW_CONFIGURATION; 129 } 130} 131 132/* Vendor id to be used in vendor specific command and events 133 * to user space. 134 * NOTE: The authoritative place for definition of QCA_NL80211_VENDOR_ID, 135 * vendor subcmd definitions prefixed with QCA_NL80211_VENDOR_SUBCMD, and 136 * qca_wlan_vendor_attr is open source file src/common/qca-vendor.h in 137 * git://w1.fi/srv/git/hostap.git; the values here are just a copy of that 138 */ 139 140#define QCA_NL80211_VENDOR_ID 0x001374 141 142#define WIL_MAX_RF_SECTORS (128) 143#define WIL_CID_ALL (0xff) 144 145enum qca_wlan_vendor_attr_rf_sector { 146 QCA_ATTR_MAC_ADDR = 6, 147 QCA_ATTR_PAD = 13, 148 QCA_ATTR_TSF = 29, 149 QCA_ATTR_DMG_RF_SECTOR_INDEX = 30, 150 QCA_ATTR_DMG_RF_SECTOR_TYPE = 31, 151 QCA_ATTR_DMG_RF_MODULE_MASK = 32, 152 QCA_ATTR_DMG_RF_SECTOR_CFG = 33, 153 QCA_ATTR_DMG_RF_SECTOR_MAX, 154}; 155 156enum qca_wlan_vendor_attr_dmg_rf_sector_type { 157 QCA_ATTR_DMG_RF_SECTOR_TYPE_RX, 158 QCA_ATTR_DMG_RF_SECTOR_TYPE_TX, 159 QCA_ATTR_DMG_RF_SECTOR_TYPE_MAX 160}; 161 162enum qca_wlan_vendor_attr_dmg_rf_sector_cfg { 163 QCA_ATTR_DMG_RF_SECTOR_CFG_INVALID = 0, 164 QCA_ATTR_DMG_RF_SECTOR_CFG_MODULE_INDEX, 165 QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE0, 166 QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE1, 167 QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE2, 168 QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_HI, 169 QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_LO, 170 QCA_ATTR_DMG_RF_SECTOR_CFG_DTYPE_X16, 171 172 /* keep last */ 173 QCA_ATTR_DMG_RF_SECTOR_CFG_AFTER_LAST, 174 QCA_ATTR_DMG_RF_SECTOR_CFG_MAX = 175 QCA_ATTR_DMG_RF_SECTOR_CFG_AFTER_LAST - 1 176}; 177 178static const struct 179nla_policy wil_rf_sector_policy[QCA_ATTR_DMG_RF_SECTOR_MAX + 1] = { 180 [QCA_ATTR_MAC_ADDR] = { .len = ETH_ALEN }, 181 [QCA_ATTR_DMG_RF_SECTOR_INDEX] = { .type = NLA_U16 }, 182 [QCA_ATTR_DMG_RF_SECTOR_TYPE] = { .type = NLA_U8 }, 183 [QCA_ATTR_DMG_RF_MODULE_MASK] = { .type = NLA_U32 }, 184 [QCA_ATTR_DMG_RF_SECTOR_CFG] = { .type = NLA_NESTED }, 185}; 186 187static const struct 188nla_policy wil_rf_sector_cfg_policy[QCA_ATTR_DMG_RF_SECTOR_CFG_MAX + 1] = { 189 [QCA_ATTR_DMG_RF_SECTOR_CFG_MODULE_INDEX] = { .type = NLA_U8 }, 190 [QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE0] = { .type = NLA_U32 }, 191 [QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE1] = { .type = NLA_U32 }, 192 [QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE2] = { .type = NLA_U32 }, 193 [QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_HI] = { .type = NLA_U32 }, 194 [QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_LO] = { .type = NLA_U32 }, 195 [QCA_ATTR_DMG_RF_SECTOR_CFG_DTYPE_X16] = { .type = NLA_U32 }, 196}; 197 198enum qca_nl80211_vendor_subcmds { 199 QCA_NL80211_VENDOR_SUBCMD_DMG_RF_GET_SECTOR_CFG = 139, 200 QCA_NL80211_VENDOR_SUBCMD_DMG_RF_SET_SECTOR_CFG = 140, 201 QCA_NL80211_VENDOR_SUBCMD_DMG_RF_GET_SELECTED_SECTOR = 141, 202 QCA_NL80211_VENDOR_SUBCMD_DMG_RF_SET_SELECTED_SECTOR = 142, 203}; 204 205static int wil_rf_sector_get_cfg(struct wiphy *wiphy, 206 struct wireless_dev *wdev, 207 const void *data, int data_len); 208static int wil_rf_sector_set_cfg(struct wiphy *wiphy, 209 struct wireless_dev *wdev, 210 const void *data, int data_len); 211static int wil_rf_sector_get_selected(struct wiphy *wiphy, 212 struct wireless_dev *wdev, 213 const void *data, int data_len); 214static int wil_rf_sector_set_selected(struct wiphy *wiphy, 215 struct wireless_dev *wdev, 216 const void *data, int data_len); 217 218/* vendor specific commands */ 219static const struct wiphy_vendor_command wil_nl80211_vendor_commands[] = { 220 { 221 .info.vendor_id = QCA_NL80211_VENDOR_ID, 222 .info.subcmd = QCA_NL80211_VENDOR_SUBCMD_DMG_RF_GET_SECTOR_CFG, 223 .flags = WIPHY_VENDOR_CMD_NEED_WDEV | 224 WIPHY_VENDOR_CMD_NEED_RUNNING, 225 .policy = wil_rf_sector_policy, 226 .doit = wil_rf_sector_get_cfg 227 }, 228 { 229 .info.vendor_id = QCA_NL80211_VENDOR_ID, 230 .info.subcmd = QCA_NL80211_VENDOR_SUBCMD_DMG_RF_SET_SECTOR_CFG, 231 .flags = WIPHY_VENDOR_CMD_NEED_WDEV | 232 WIPHY_VENDOR_CMD_NEED_RUNNING, 233 .policy = wil_rf_sector_policy, 234 .doit = wil_rf_sector_set_cfg 235 }, 236 { 237 .info.vendor_id = QCA_NL80211_VENDOR_ID, 238 .info.subcmd = 239 QCA_NL80211_VENDOR_SUBCMD_DMG_RF_GET_SELECTED_SECTOR, 240 .flags = WIPHY_VENDOR_CMD_NEED_WDEV | 241 WIPHY_VENDOR_CMD_NEED_RUNNING, 242 .policy = wil_rf_sector_policy, 243 .doit = wil_rf_sector_get_selected 244 }, 245 { 246 .info.vendor_id = QCA_NL80211_VENDOR_ID, 247 .info.subcmd = 248 QCA_NL80211_VENDOR_SUBCMD_DMG_RF_SET_SELECTED_SECTOR, 249 .flags = WIPHY_VENDOR_CMD_NEED_WDEV | 250 WIPHY_VENDOR_CMD_NEED_RUNNING, 251 .policy = wil_rf_sector_policy, 252 .doit = wil_rf_sector_set_selected 253 }, 254}; 255 256static struct ieee80211_supported_band wil_band_60ghz = { 257 .channels = wil_60ghz_channels, 258 .n_channels = ARRAY_SIZE(wil_60ghz_channels), 259 .ht_cap = { 260 .ht_supported = true, 261 .cap = 0, /* TODO */ 262 .ampdu_factor = IEEE80211_HT_MAX_AMPDU_64K, /* TODO */ 263 .ampdu_density = IEEE80211_HT_MPDU_DENSITY_8, /* TODO */ 264 .mcs = { 265 /* MCS 1..12 - SC PHY */ 266 .rx_mask = {0xfe, 0x1f}, /* 1..12 */ 267 .tx_params = IEEE80211_HT_MCS_TX_DEFINED, /* TODO */ 268 }, 269 }, 270}; 271 272static const struct ieee80211_txrx_stypes 273wil_mgmt_stypes[NUM_NL80211_IFTYPES] = { 274 [NL80211_IFTYPE_STATION] = { 275 .tx = BIT(IEEE80211_STYPE_ACTION >> 4) | 276 BIT(IEEE80211_STYPE_PROBE_RESP >> 4), 277 .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | 278 BIT(IEEE80211_STYPE_PROBE_REQ >> 4) 279 }, 280 [NL80211_IFTYPE_AP] = { 281 .tx = BIT(IEEE80211_STYPE_ACTION >> 4) | 282 BIT(IEEE80211_STYPE_PROBE_RESP >> 4) | 283 BIT(IEEE80211_STYPE_ASSOC_RESP >> 4) | 284 BIT(IEEE80211_STYPE_DISASSOC >> 4) | 285 BIT(IEEE80211_STYPE_AUTH >> 4) | 286 BIT(IEEE80211_STYPE_REASSOC_RESP >> 4), 287 .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | 288 BIT(IEEE80211_STYPE_PROBE_REQ >> 4) | 289 BIT(IEEE80211_STYPE_ASSOC_REQ >> 4) | 290 BIT(IEEE80211_STYPE_DISASSOC >> 4) | 291 BIT(IEEE80211_STYPE_AUTH >> 4) | 292 BIT(IEEE80211_STYPE_DEAUTH >> 4) | 293 BIT(IEEE80211_STYPE_REASSOC_REQ >> 4) 294 }, 295 [NL80211_IFTYPE_P2P_CLIENT] = { 296 .tx = BIT(IEEE80211_STYPE_ACTION >> 4) | 297 BIT(IEEE80211_STYPE_PROBE_RESP >> 4), 298 .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | 299 BIT(IEEE80211_STYPE_PROBE_REQ >> 4) 300 }, 301 [NL80211_IFTYPE_P2P_GO] = { 302 .tx = BIT(IEEE80211_STYPE_ACTION >> 4) | 303 BIT(IEEE80211_STYPE_PROBE_RESP >> 4), 304 .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | 305 BIT(IEEE80211_STYPE_PROBE_REQ >> 4) 306 }, 307 [NL80211_IFTYPE_P2P_DEVICE] = { 308 .tx = BIT(IEEE80211_STYPE_ACTION >> 4) | 309 BIT(IEEE80211_STYPE_PROBE_RESP >> 4), 310 .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | 311 BIT(IEEE80211_STYPE_PROBE_REQ >> 4) 312 }, 313}; 314 315static const u32 wil_cipher_suites[] = { 316 WLAN_CIPHER_SUITE_GCMP, 317}; 318 319static const char * const key_usage_str[] = { 320 [WMI_KEY_USE_PAIRWISE] = "PTK", 321 [WMI_KEY_USE_RX_GROUP] = "RX_GTK", 322 [WMI_KEY_USE_TX_GROUP] = "TX_GTK", 323 [WMI_KEY_USE_STORE_PTK] = "STORE_PTK", 324 [WMI_KEY_USE_APPLY_PTK] = "APPLY_PTK", 325}; 326 327int wil_iftype_nl2wmi(enum nl80211_iftype type) 328{ 329 static const struct { 330 enum nl80211_iftype nl; 331 enum wmi_network_type wmi; 332 } __nl2wmi[] = { 333 {NL80211_IFTYPE_ADHOC, WMI_NETTYPE_ADHOC}, 334 {NL80211_IFTYPE_STATION, WMI_NETTYPE_INFRA}, 335 {NL80211_IFTYPE_AP, WMI_NETTYPE_AP}, 336 {NL80211_IFTYPE_P2P_CLIENT, WMI_NETTYPE_P2P}, 337 {NL80211_IFTYPE_P2P_GO, WMI_NETTYPE_P2P}, 338 {NL80211_IFTYPE_MONITOR, WMI_NETTYPE_ADHOC}, /* FIXME */ 339 }; 340 uint i; 341 342 for (i = 0; i < ARRAY_SIZE(__nl2wmi); i++) { 343 if (__nl2wmi[i].nl == type) 344 return __nl2wmi[i].wmi; 345 } 346 347 return -EOPNOTSUPP; 348} 349 350int wil_spec2wmi_ch(u8 spec_ch, u8 *wmi_ch) 351{ 352 switch (spec_ch) { 353 case 1: 354 *wmi_ch = WMI_CHANNEL_1; 355 break; 356 case 2: 357 *wmi_ch = WMI_CHANNEL_2; 358 break; 359 case 3: 360 *wmi_ch = WMI_CHANNEL_3; 361 break; 362 case 4: 363 *wmi_ch = WMI_CHANNEL_4; 364 break; 365 case 5: 366 *wmi_ch = WMI_CHANNEL_5; 367 break; 368 case 6: 369 *wmi_ch = WMI_CHANNEL_6; 370 break; 371 case 9: 372 *wmi_ch = WMI_CHANNEL_9; 373 break; 374 case 10: 375 *wmi_ch = WMI_CHANNEL_10; 376 break; 377 case 11: 378 *wmi_ch = WMI_CHANNEL_11; 379 break; 380 case 12: 381 *wmi_ch = WMI_CHANNEL_12; 382 break; 383 default: 384 return -EINVAL; 385 } 386 387 return 0; 388} 389 390int wil_wmi2spec_ch(u8 wmi_ch, u8 *spec_ch) 391{ 392 switch (wmi_ch) { 393 case WMI_CHANNEL_1: 394 *spec_ch = 1; 395 break; 396 case WMI_CHANNEL_2: 397 *spec_ch = 2; 398 break; 399 case WMI_CHANNEL_3: 400 *spec_ch = 3; 401 break; 402 case WMI_CHANNEL_4: 403 *spec_ch = 4; 404 break; 405 case WMI_CHANNEL_5: 406 *spec_ch = 5; 407 break; 408 case WMI_CHANNEL_6: 409 *spec_ch = 6; 410 break; 411 case WMI_CHANNEL_9: 412 *spec_ch = 9; 413 break; 414 case WMI_CHANNEL_10: 415 *spec_ch = 10; 416 break; 417 case WMI_CHANNEL_11: 418 *spec_ch = 11; 419 break; 420 case WMI_CHANNEL_12: 421 *spec_ch = 12; 422 break; 423 default: 424 return -EINVAL; 425 } 426 427 return 0; 428} 429 430int wil_cid_fill_sinfo(struct wil6210_vif *vif, int cid, 431 struct station_info *sinfo) 432{ 433 struct wil6210_priv *wil = vif_to_wil(vif); 434 struct wmi_notify_req_cmd cmd = { 435 .cid = cid, 436 .interval_usec = 0, 437 }; 438 struct { 439 struct wmi_cmd_hdr wmi; 440 struct wmi_notify_req_done_event evt; 441 } __packed reply; 442 struct wil_net_stats *stats = &wil->sta[cid].stats; 443 int rc; 444 u8 tx_mcs, rx_mcs; 445 u8 tx_rate_flag = RATE_INFO_FLAGS_DMG; 446 u8 rx_rate_flag = RATE_INFO_FLAGS_DMG; 447 448 memset(&reply, 0, sizeof(reply)); 449 450 rc = wmi_call(wil, WMI_NOTIFY_REQ_CMDID, vif->mid, &cmd, sizeof(cmd), 451 WMI_NOTIFY_REQ_DONE_EVENTID, &reply, sizeof(reply), 452 WIL_WMI_CALL_GENERAL_TO_MS); 453 if (rc) 454 return rc; 455 456 tx_mcs = le16_to_cpu(reply.evt.bf_mcs); 457 458 wil_dbg_wmi(wil, "Link status for CID %d MID %d: {\n" 459 " MCS %s TSF 0x%016llx\n" 460 " BF status 0x%08x RSSI %d SQI %d%%\n" 461 " Tx Tpt %d goodput %d Rx goodput %d\n" 462 " Sectors(rx:tx) my %d:%d peer %d:%d\n" 463 " Tx mode %d}\n", 464 cid, vif->mid, WIL_EXTENDED_MCS_CHECK(tx_mcs), 465 le64_to_cpu(reply.evt.tsf), reply.evt.status, 466 reply.evt.rssi, 467 reply.evt.sqi, 468 le32_to_cpu(reply.evt.tx_tpt), 469 le32_to_cpu(reply.evt.tx_goodput), 470 le32_to_cpu(reply.evt.rx_goodput), 471 le16_to_cpu(reply.evt.my_rx_sector), 472 le16_to_cpu(reply.evt.my_tx_sector), 473 le16_to_cpu(reply.evt.other_rx_sector), 474 le16_to_cpu(reply.evt.other_tx_sector), 475 reply.evt.tx_mode); 476 477 sinfo->generation = wil->sinfo_gen; 478 479 sinfo->filled = BIT_ULL(NL80211_STA_INFO_RX_BYTES) | 480 BIT_ULL(NL80211_STA_INFO_TX_BYTES) | 481 BIT_ULL(NL80211_STA_INFO_RX_PACKETS) | 482 BIT_ULL(NL80211_STA_INFO_TX_PACKETS) | 483 BIT_ULL(NL80211_STA_INFO_RX_BITRATE) | 484 BIT_ULL(NL80211_STA_INFO_TX_BITRATE) | 485 BIT_ULL(NL80211_STA_INFO_RX_DROP_MISC) | 486 BIT_ULL(NL80211_STA_INFO_TX_FAILED); 487 488 if (wil->use_enhanced_dma_hw && reply.evt.tx_mode != WMI_TX_MODE_DMG) { 489 tx_rate_flag = RATE_INFO_FLAGS_EDMG; 490 rx_rate_flag = RATE_INFO_FLAGS_EDMG; 491 } 492 493 rx_mcs = stats->last_mcs_rx; 494 495 /* check extended MCS (12.1) and convert it into 496 * base MCS (7) + EXTENDED_SC_DMG flag 497 */ 498 if (tx_mcs == WIL_EXTENDED_MCS_26) { 499 tx_rate_flag = RATE_INFO_FLAGS_EXTENDED_SC_DMG; 500 tx_mcs = WIL_BASE_MCS_FOR_EXTENDED_26; 501 } 502 if (rx_mcs == WIL_EXTENDED_MCS_26) { 503 rx_rate_flag = RATE_INFO_FLAGS_EXTENDED_SC_DMG; 504 rx_mcs = WIL_BASE_MCS_FOR_EXTENDED_26; 505 } 506 507 sinfo->txrate.flags = tx_rate_flag; 508 sinfo->rxrate.flags = rx_rate_flag; 509 sinfo->txrate.mcs = tx_mcs; 510 sinfo->rxrate.mcs = rx_mcs; 511 512 sinfo->txrate.n_bonded_ch = 513 wil_tx_cb_mode_to_n_bonded(reply.evt.tx_mode); 514 sinfo->rxrate.n_bonded_ch = 515 wil_rx_cb_mode_to_n_bonded(stats->last_cb_mode_rx); 516 sinfo->rx_bytes = stats->rx_bytes; 517 sinfo->rx_packets = stats->rx_packets; 518 sinfo->rx_dropped_misc = stats->rx_dropped; 519 sinfo->tx_bytes = stats->tx_bytes; 520 sinfo->tx_packets = stats->tx_packets; 521 sinfo->tx_failed = stats->tx_errors; 522 523 if (test_bit(wil_vif_fwconnected, vif->status)) { 524 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_SIGNAL); 525 if (test_bit(WMI_FW_CAPABILITY_RSSI_REPORTING, 526 wil->fw_capabilities)) 527 sinfo->signal = reply.evt.rssi; 528 else 529 sinfo->signal = reply.evt.sqi; 530 } 531 532 return rc; 533} 534 535static int wil_cfg80211_get_station(struct wiphy *wiphy, 536 struct net_device *ndev, 537 const u8 *mac, struct station_info *sinfo) 538{ 539 struct wil6210_vif *vif = ndev_to_vif(ndev); 540 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 541 int rc; 542 543 int cid = wil_find_cid(wil, vif->mid, mac); 544 545 wil_dbg_misc(wil, "get_station: %pM CID %d MID %d\n", mac, cid, 546 vif->mid); 547 if (!wil_cid_valid(wil, cid)) 548 return -ENOENT; 549 550 rc = wil_cid_fill_sinfo(vif, cid, sinfo); 551 552 return rc; 553} 554 555/* 556 * Find @idx-th active STA for specific MID for station dump. 557 */ 558int wil_find_cid_by_idx(struct wil6210_priv *wil, u8 mid, int idx) 559{ 560 int i; 561 562 for (i = 0; i < wil->max_assoc_sta; i++) { 563 if (wil->sta[i].status == wil_sta_unused) 564 continue; 565 if (wil->sta[i].mid != mid) 566 continue; 567 if (idx == 0) 568 return i; 569 idx--; 570 } 571 572 return -ENOENT; 573} 574 575static int wil_cfg80211_dump_station(struct wiphy *wiphy, 576 struct net_device *dev, int idx, 577 u8 *mac, struct station_info *sinfo) 578{ 579 struct wil6210_vif *vif = ndev_to_vif(dev); 580 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 581 int rc; 582 int cid = wil_find_cid_by_idx(wil, vif->mid, idx); 583 584 if (!wil_cid_valid(wil, cid)) 585 return -ENOENT; 586 587 ether_addr_copy(mac, wil->sta[cid].addr); 588 wil_dbg_misc(wil, "dump_station: %pM CID %d MID %d\n", mac, cid, 589 vif->mid); 590 591 rc = wil_cid_fill_sinfo(vif, cid, sinfo); 592 593 return rc; 594} 595 596static int wil_cfg80211_start_p2p_device(struct wiphy *wiphy, 597 struct wireless_dev *wdev) 598{ 599 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 600 601 wil_dbg_misc(wil, "start_p2p_device: entered\n"); 602 wil->p2p_dev_started = 1; 603 return 0; 604} 605 606static void wil_cfg80211_stop_p2p_device(struct wiphy *wiphy, 607 struct wireless_dev *wdev) 608{ 609 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 610 611 if (!wil->p2p_dev_started) 612 return; 613 614 wil_dbg_misc(wil, "stop_p2p_device: entered\n"); 615 mutex_lock(&wil->mutex); 616 mutex_lock(&wil->vif_mutex); 617 wil_p2p_stop_radio_operations(wil); 618 wil->p2p_dev_started = 0; 619 mutex_unlock(&wil->vif_mutex); 620 mutex_unlock(&wil->mutex); 621} 622 623static int wil_cfg80211_validate_add_iface(struct wil6210_priv *wil, 624 enum nl80211_iftype new_type) 625{ 626 int i; 627 struct wireless_dev *wdev; 628 struct iface_combination_params params = { 629 .num_different_channels = 1, 630 }; 631 632 for (i = 0; i < GET_MAX_VIFS(wil); i++) { 633 if (wil->vifs[i]) { 634 wdev = vif_to_wdev(wil->vifs[i]); 635 params.iftype_num[wdev->iftype]++; 636 } 637 } 638 params.iftype_num[new_type]++; 639 return cfg80211_check_combinations(wil->wiphy, ¶ms); 640} 641 642static int wil_cfg80211_validate_change_iface(struct wil6210_priv *wil, 643 struct wil6210_vif *vif, 644 enum nl80211_iftype new_type) 645{ 646 int i, ret = 0; 647 struct wireless_dev *wdev; 648 struct iface_combination_params params = { 649 .num_different_channels = 1, 650 }; 651 bool check_combos = false; 652 653 for (i = 0; i < GET_MAX_VIFS(wil); i++) { 654 struct wil6210_vif *vif_pos = wil->vifs[i]; 655 656 if (vif_pos && vif != vif_pos) { 657 wdev = vif_to_wdev(vif_pos); 658 params.iftype_num[wdev->iftype]++; 659 check_combos = true; 660 } 661 } 662 663 if (check_combos) { 664 params.iftype_num[new_type]++; 665 ret = cfg80211_check_combinations(wil->wiphy, ¶ms); 666 } 667 return ret; 668} 669 670static struct wireless_dev * 671wil_cfg80211_add_iface(struct wiphy *wiphy, const char *name, 672 unsigned char name_assign_type, 673 enum nl80211_iftype type, 674 struct vif_params *params) 675{ 676 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 677 struct net_device *ndev_main = wil->main_ndev, *ndev; 678 struct wil6210_vif *vif; 679 struct wireless_dev *p2p_wdev, *wdev; 680 int rc; 681 682 wil_dbg_misc(wil, "add_iface, type %d\n", type); 683 684 /* P2P device is not a real virtual interface, it is a management-only 685 * interface that shares the main interface. 686 * Skip concurrency checks here. 687 */ 688 if (type == NL80211_IFTYPE_P2P_DEVICE) { 689 if (wil->p2p_wdev) { 690 wil_err(wil, "P2P_DEVICE interface already created\n"); 691 return ERR_PTR(-EINVAL); 692 } 693 694 p2p_wdev = kzalloc(sizeof(*p2p_wdev), GFP_KERNEL); 695 if (!p2p_wdev) 696 return ERR_PTR(-ENOMEM); 697 698 p2p_wdev->iftype = type; 699 p2p_wdev->wiphy = wiphy; 700 /* use our primary ethernet address */ 701 ether_addr_copy(p2p_wdev->address, ndev_main->perm_addr); 702 703 wil->p2p_wdev = p2p_wdev; 704 705 return p2p_wdev; 706 } 707 708 if (!wil->wiphy->n_iface_combinations) { 709 wil_err(wil, "virtual interfaces not supported\n"); 710 return ERR_PTR(-EINVAL); 711 } 712 713 rc = wil_cfg80211_validate_add_iface(wil, type); 714 if (rc) { 715 wil_err(wil, "iface validation failed, err=%d\n", rc); 716 return ERR_PTR(rc); 717 } 718 719 vif = wil_vif_alloc(wil, name, name_assign_type, type); 720 if (IS_ERR(vif)) 721 return ERR_CAST(vif); 722 723 ndev = vif_to_ndev(vif); 724 ether_addr_copy(ndev->perm_addr, ndev_main->perm_addr); 725 if (is_valid_ether_addr(params->macaddr)) { 726 eth_hw_addr_set(ndev, params->macaddr); 727 } else { 728 u8 addr[ETH_ALEN]; 729 730 ether_addr_copy(addr, ndev_main->perm_addr); 731 addr[0] = (addr[0] ^ (1 << vif->mid)) | 0x2; /* locally administered */ 732 eth_hw_addr_set(ndev, addr); 733 } 734 wdev = vif_to_wdev(vif); 735 ether_addr_copy(wdev->address, ndev->dev_addr); 736 737 rc = wil_vif_add(wil, vif); 738 if (rc) 739 goto out; 740 741 wil_info(wil, "added VIF, mid %d iftype %d MAC %pM\n", 742 vif->mid, type, wdev->address); 743 return wdev; 744out: 745 wil_vif_free(vif); 746 return ERR_PTR(rc); 747} 748 749int wil_vif_prepare_stop(struct wil6210_vif *vif) 750{ 751 struct wil6210_priv *wil = vif_to_wil(vif); 752 struct wireless_dev *wdev = vif_to_wdev(vif); 753 struct net_device *ndev; 754 int rc; 755 756 if (wdev->iftype != NL80211_IFTYPE_AP) 757 return 0; 758 759 ndev = vif_to_ndev(vif); 760 if (netif_carrier_ok(ndev)) { 761 rc = wmi_pcp_stop(vif); 762 if (rc) { 763 wil_info(wil, "failed to stop AP, status %d\n", 764 rc); 765 /* continue */ 766 } 767 wil_bcast_fini(vif); 768 netif_carrier_off(ndev); 769 } 770 771 return 0; 772} 773 774static int wil_cfg80211_del_iface(struct wiphy *wiphy, 775 struct wireless_dev *wdev) 776{ 777 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 778 struct wil6210_vif *vif = wdev_to_vif(wil, wdev); 779 int rc; 780 781 wil_dbg_misc(wil, "del_iface\n"); 782 783 if (wdev->iftype == NL80211_IFTYPE_P2P_DEVICE) { 784 if (wdev != wil->p2p_wdev) { 785 wil_err(wil, "delete of incorrect interface 0x%p\n", 786 wdev); 787 return -EINVAL; 788 } 789 790 wil_cfg80211_stop_p2p_device(wiphy, wdev); 791 wil_p2p_wdev_free(wil); 792 return 0; 793 } 794 795 if (vif->mid == 0) { 796 wil_err(wil, "cannot remove the main interface\n"); 797 return -EINVAL; 798 } 799 800 rc = wil_vif_prepare_stop(vif); 801 if (rc) 802 goto out; 803 804 wil_info(wil, "deleted VIF, mid %d iftype %d MAC %pM\n", 805 vif->mid, wdev->iftype, wdev->address); 806 807 wil_vif_remove(wil, vif->mid); 808out: 809 return rc; 810} 811 812static bool wil_is_safe_switch(enum nl80211_iftype from, 813 enum nl80211_iftype to) 814{ 815 if (from == NL80211_IFTYPE_STATION && 816 to == NL80211_IFTYPE_P2P_CLIENT) 817 return true; 818 819 return false; 820} 821 822static int wil_cfg80211_change_iface(struct wiphy *wiphy, 823 struct net_device *ndev, 824 enum nl80211_iftype type, 825 struct vif_params *params) 826{ 827 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 828 struct wil6210_vif *vif = ndev_to_vif(ndev); 829 struct wireless_dev *wdev = vif_to_wdev(vif); 830 int rc; 831 bool fw_reset = false; 832 833 wil_dbg_misc(wil, "change_iface: type=%d\n", type); 834 835 if (wiphy->n_iface_combinations) { 836 rc = wil_cfg80211_validate_change_iface(wil, vif, type); 837 if (rc) { 838 wil_err(wil, "iface validation failed, err=%d\n", rc); 839 return rc; 840 } 841 } 842 843 /* do not reset FW when there are active VIFs, 844 * because it can cause significant disruption 845 */ 846 if (!wil_has_other_active_ifaces(wil, ndev, true, false) && 847 netif_running(ndev) && !wil_is_recovery_blocked(wil) && 848 !wil_is_safe_switch(wdev->iftype, type)) { 849 wil_dbg_misc(wil, "interface is up. resetting...\n"); 850 mutex_lock(&wil->mutex); 851 __wil_down(wil); 852 rc = __wil_up(wil); 853 mutex_unlock(&wil->mutex); 854 855 if (rc) 856 return rc; 857 fw_reset = true; 858 } 859 860 switch (type) { 861 case NL80211_IFTYPE_STATION: 862 case NL80211_IFTYPE_AP: 863 case NL80211_IFTYPE_P2P_CLIENT: 864 case NL80211_IFTYPE_P2P_GO: 865 break; 866 case NL80211_IFTYPE_MONITOR: 867 if (params->flags) 868 wil->monitor_flags = params->flags; 869 break; 870 default: 871 return -EOPNOTSUPP; 872 } 873 874 if (vif->mid != 0 && wil_has_active_ifaces(wil, true, false)) { 875 if (!fw_reset) 876 wil_vif_prepare_stop(vif); 877 rc = wmi_port_delete(wil, vif->mid); 878 if (rc) 879 return rc; 880 rc = wmi_port_allocate(wil, vif->mid, ndev->dev_addr, type); 881 if (rc) 882 return rc; 883 } 884 885 wdev->iftype = type; 886 return 0; 887} 888 889static int wil_cfg80211_scan(struct wiphy *wiphy, 890 struct cfg80211_scan_request *request) 891{ 892 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 893 struct wireless_dev *wdev = request->wdev; 894 struct wil6210_vif *vif = wdev_to_vif(wil, wdev); 895 DEFINE_FLEX(struct wmi_start_scan_cmd, cmd, 896 channel_list, num_channels, 4); 897 uint i, n; 898 int rc; 899 900 wil_dbg_misc(wil, "scan: wdev=0x%p iftype=%d\n", wdev, wdev->iftype); 901 902 /* scan is supported on client interfaces and on AP interface */ 903 switch (wdev->iftype) { 904 case NL80211_IFTYPE_STATION: 905 case NL80211_IFTYPE_P2P_CLIENT: 906 case NL80211_IFTYPE_P2P_DEVICE: 907 case NL80211_IFTYPE_AP: 908 break; 909 default: 910 return -EOPNOTSUPP; 911 } 912 913 /* FW don't support scan after connection attempt */ 914 if (test_bit(wil_status_dontscan, wil->status)) { 915 wil_err(wil, "Can't scan now\n"); 916 return -EBUSY; 917 } 918 919 mutex_lock(&wil->mutex); 920 921 mutex_lock(&wil->vif_mutex); 922 if (vif->scan_request || vif->p2p.discovery_started) { 923 wil_err(wil, "Already scanning\n"); 924 mutex_unlock(&wil->vif_mutex); 925 rc = -EAGAIN; 926 goto out; 927 } 928 mutex_unlock(&wil->vif_mutex); 929 930 if (wdev->iftype == NL80211_IFTYPE_P2P_DEVICE) { 931 if (!wil->p2p_dev_started) { 932 wil_err(wil, "P2P search requested on stopped P2P device\n"); 933 rc = -EIO; 934 goto out; 935 } 936 /* social scan on P2P_DEVICE is handled as p2p search */ 937 if (wil_p2p_is_social_scan(request)) { 938 vif->scan_request = request; 939 if (vif->mid == 0) 940 wil->radio_wdev = wdev; 941 rc = wil_p2p_search(vif, request); 942 if (rc) { 943 if (vif->mid == 0) 944 wil->radio_wdev = 945 wil->main_ndev->ieee80211_ptr; 946 vif->scan_request = NULL; 947 } 948 goto out; 949 } 950 } 951 952 (void)wil_p2p_stop_discovery(vif); 953 954 wil_dbg_misc(wil, "Start scan_request 0x%p\n", request); 955 wil_dbg_misc(wil, "SSID count: %d", request->n_ssids); 956 957 for (i = 0; i < request->n_ssids; i++) { 958 wil_dbg_misc(wil, "SSID[%d]", i); 959 wil_hex_dump_misc("SSID ", DUMP_PREFIX_OFFSET, 16, 1, 960 request->ssids[i].ssid, 961 request->ssids[i].ssid_len, true); 962 } 963 964 if (request->n_ssids) 965 rc = wmi_set_ssid(vif, request->ssids[0].ssid_len, 966 request->ssids[0].ssid); 967 else 968 rc = wmi_set_ssid(vif, 0, NULL); 969 970 if (rc) { 971 wil_err(wil, "set SSID for scan request failed: %d\n", rc); 972 goto out; 973 } 974 975 vif->scan_request = request; 976 mod_timer(&vif->scan_timer, jiffies + WIL6210_SCAN_TO); 977 978 cmd->scan_type = WMI_ACTIVE_SCAN; 979 cmd->num_channels = 0; 980 n = min(request->n_channels, 4U); 981 for (i = 0; i < n; i++) { 982 int ch = request->channels[i]->hw_value; 983 984 if (ch == 0) { 985 wil_err(wil, 986 "Scan requested for unknown frequency %dMhz\n", 987 request->channels[i]->center_freq); 988 continue; 989 } 990 /* 0-based channel indexes */ 991 cmd->num_channels++; 992 cmd->channel_list[cmd->num_channels - 1].channel = ch - 1; 993 wil_dbg_misc(wil, "Scan for ch %d : %d MHz\n", ch, 994 request->channels[i]->center_freq); 995 } 996 997 if (request->ie_len) 998 wil_hex_dump_misc("Scan IE ", DUMP_PREFIX_OFFSET, 16, 1, 999 request->ie, request->ie_len, true); 1000 else 1001 wil_dbg_misc(wil, "Scan has no IE's\n"); 1002 1003 rc = wmi_set_ie(vif, WMI_FRAME_PROBE_REQ, 1004 request->ie_len, request->ie); 1005 if (rc) 1006 goto out_restore; 1007 1008 if (wil->discovery_mode && cmd->scan_type == WMI_ACTIVE_SCAN) { 1009 cmd->discovery_mode = 1; 1010 wil_dbg_misc(wil, "active scan with discovery_mode=1\n"); 1011 } 1012 1013 if (vif->mid == 0) 1014 wil->radio_wdev = wdev; 1015 rc = wmi_send(wil, WMI_START_SCAN_CMDID, vif->mid, 1016 cmd, struct_size(cmd, channel_list, cmd->num_channels)); 1017 1018out_restore: 1019 if (rc) { 1020 timer_delete_sync(&vif->scan_timer); 1021 if (vif->mid == 0) 1022 wil->radio_wdev = wil->main_ndev->ieee80211_ptr; 1023 vif->scan_request = NULL; 1024 } 1025out: 1026 mutex_unlock(&wil->mutex); 1027 return rc; 1028} 1029 1030static void wil_cfg80211_abort_scan(struct wiphy *wiphy, 1031 struct wireless_dev *wdev) 1032{ 1033 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1034 struct wil6210_vif *vif = wdev_to_vif(wil, wdev); 1035 1036 wil_dbg_misc(wil, "wdev=0x%p iftype=%d\n", wdev, wdev->iftype); 1037 1038 mutex_lock(&wil->mutex); 1039 mutex_lock(&wil->vif_mutex); 1040 1041 if (!vif->scan_request) 1042 goto out; 1043 1044 if (wdev != vif->scan_request->wdev) { 1045 wil_dbg_misc(wil, "abort scan was called on the wrong iface\n"); 1046 goto out; 1047 } 1048 1049 if (wdev == wil->p2p_wdev && wil->radio_wdev == wil->p2p_wdev) 1050 wil_p2p_stop_radio_operations(wil); 1051 else 1052 wil_abort_scan(vif, true); 1053 1054out: 1055 mutex_unlock(&wil->vif_mutex); 1056 mutex_unlock(&wil->mutex); 1057} 1058 1059static void wil_print_crypto(struct wil6210_priv *wil, 1060 struct cfg80211_crypto_settings *c) 1061{ 1062 int i, n; 1063 1064 wil_dbg_misc(wil, "WPA versions: 0x%08x cipher group 0x%08x\n", 1065 c->wpa_versions, c->cipher_group); 1066 wil_dbg_misc(wil, "Pairwise ciphers [%d] {\n", c->n_ciphers_pairwise); 1067 n = min_t(int, c->n_ciphers_pairwise, ARRAY_SIZE(c->ciphers_pairwise)); 1068 for (i = 0; i < n; i++) 1069 wil_dbg_misc(wil, " [%d] = 0x%08x\n", i, 1070 c->ciphers_pairwise[i]); 1071 wil_dbg_misc(wil, "}\n"); 1072 wil_dbg_misc(wil, "AKM suites [%d] {\n", c->n_akm_suites); 1073 n = min_t(int, c->n_akm_suites, ARRAY_SIZE(c->akm_suites)); 1074 for (i = 0; i < n; i++) 1075 wil_dbg_misc(wil, " [%d] = 0x%08x\n", i, 1076 c->akm_suites[i]); 1077 wil_dbg_misc(wil, "}\n"); 1078 wil_dbg_misc(wil, "Control port : %d, eth_type 0x%04x no_encrypt %d\n", 1079 c->control_port, be16_to_cpu(c->control_port_ethertype), 1080 c->control_port_no_encrypt); 1081} 1082 1083static const char * 1084wil_get_auth_type_name(enum nl80211_auth_type auth_type) 1085{ 1086 switch (auth_type) { 1087 case NL80211_AUTHTYPE_OPEN_SYSTEM: 1088 return "OPEN_SYSTEM"; 1089 case NL80211_AUTHTYPE_SHARED_KEY: 1090 return "SHARED_KEY"; 1091 case NL80211_AUTHTYPE_FT: 1092 return "FT"; 1093 case NL80211_AUTHTYPE_NETWORK_EAP: 1094 return "NETWORK_EAP"; 1095 case NL80211_AUTHTYPE_SAE: 1096 return "SAE"; 1097 case NL80211_AUTHTYPE_AUTOMATIC: 1098 return "AUTOMATIC"; 1099 default: 1100 return "unknown"; 1101 } 1102} 1103static void wil_print_connect_params(struct wil6210_priv *wil, 1104 struct cfg80211_connect_params *sme) 1105{ 1106 wil_info(wil, "Connecting to:\n"); 1107 if (sme->channel) { 1108 wil_info(wil, " Channel: %d freq %d\n", 1109 sme->channel->hw_value, sme->channel->center_freq); 1110 } 1111 if (sme->bssid) 1112 wil_info(wil, " BSSID: %pM\n", sme->bssid); 1113 if (sme->ssid) 1114 print_hex_dump(KERN_INFO, " SSID: ", DUMP_PREFIX_OFFSET, 1115 16, 1, sme->ssid, sme->ssid_len, true); 1116 if (sme->prev_bssid) 1117 wil_info(wil, " Previous BSSID=%pM\n", sme->prev_bssid); 1118 wil_info(wil, " Auth Type: %s\n", 1119 wil_get_auth_type_name(sme->auth_type)); 1120 wil_info(wil, " Privacy: %s\n", sme->privacy ? "secure" : "open"); 1121 wil_info(wil, " PBSS: %d\n", sme->pbss); 1122 wil_print_crypto(wil, &sme->crypto); 1123} 1124 1125static int wil_ft_connect(struct wiphy *wiphy, 1126 struct net_device *ndev, 1127 struct cfg80211_connect_params *sme) 1128{ 1129 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1130 struct wil6210_vif *vif = ndev_to_vif(ndev); 1131 struct wmi_ft_auth_cmd auth_cmd; 1132 int rc; 1133 1134 if (!test_bit(WMI_FW_CAPABILITY_FT_ROAMING, wil->fw_capabilities)) { 1135 wil_err(wil, "FT: FW does not support FT roaming\n"); 1136 return -EOPNOTSUPP; 1137 } 1138 1139 if (!sme->prev_bssid) { 1140 wil_err(wil, "FT: prev_bssid was not set\n"); 1141 return -EINVAL; 1142 } 1143 1144 if (ether_addr_equal(sme->prev_bssid, sme->bssid)) { 1145 wil_err(wil, "FT: can not roam to same AP\n"); 1146 return -EINVAL; 1147 } 1148 1149 if (!test_bit(wil_vif_fwconnected, vif->status)) { 1150 wil_err(wil, "FT: roam while not connected\n"); 1151 return -EINVAL; 1152 } 1153 1154 if (vif->privacy != sme->privacy) { 1155 wil_err(wil, "FT: privacy mismatch, current (%d) roam (%d)\n", 1156 vif->privacy, sme->privacy); 1157 return -EINVAL; 1158 } 1159 1160 if (sme->pbss) { 1161 wil_err(wil, "FT: roam is not valid for PBSS\n"); 1162 return -EINVAL; 1163 } 1164 1165 memset(&auth_cmd, 0, sizeof(auth_cmd)); 1166 auth_cmd.channel = sme->channel->hw_value - 1; 1167 ether_addr_copy(auth_cmd.bssid, sme->bssid); 1168 1169 wil_info(wil, "FT: roaming\n"); 1170 1171 set_bit(wil_vif_ft_roam, vif->status); 1172 rc = wmi_send(wil, WMI_FT_AUTH_CMDID, vif->mid, 1173 &auth_cmd, sizeof(auth_cmd)); 1174 if (rc == 0) 1175 mod_timer(&vif->connect_timer, 1176 jiffies + msecs_to_jiffies(5000)); 1177 else 1178 clear_bit(wil_vif_ft_roam, vif->status); 1179 1180 return rc; 1181} 1182 1183static int wil_get_wmi_edmg_channel(struct wil6210_priv *wil, u8 edmg_bw_config, 1184 u8 edmg_channels, u8 *wmi_ch) 1185{ 1186 if (!edmg_bw_config) { 1187 *wmi_ch = 0; 1188 return 0; 1189 } else if (edmg_bw_config == WIL_EDMG_BW_CONFIGURATION) { 1190 /* convert from edmg channel bitmap into edmg channel number */ 1191 switch (edmg_channels) { 1192 case WIL_EDMG_CHANNEL_9_SUBCHANNELS: 1193 return wil_spec2wmi_ch(9, wmi_ch); 1194 case WIL_EDMG_CHANNEL_10_SUBCHANNELS: 1195 return wil_spec2wmi_ch(10, wmi_ch); 1196 case WIL_EDMG_CHANNEL_11_SUBCHANNELS: 1197 return wil_spec2wmi_ch(11, wmi_ch); 1198 default: 1199 wil_err(wil, "Unsupported edmg channel bitmap 0x%x\n", 1200 edmg_channels); 1201 return -EINVAL; 1202 } 1203 } else { 1204 wil_err(wil, "Unsupported EDMG BW configuration %d\n", 1205 edmg_bw_config); 1206 return -EINVAL; 1207 } 1208} 1209 1210static int wil_cfg80211_connect(struct wiphy *wiphy, 1211 struct net_device *ndev, 1212 struct cfg80211_connect_params *sme) 1213{ 1214 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1215 struct wil6210_vif *vif = ndev_to_vif(ndev); 1216 struct cfg80211_bss *bss; 1217 struct wmi_connect_cmd conn; 1218 const u8 *ssid_eid; 1219 const u8 *rsn_eid; 1220 int ch; 1221 int rc = 0; 1222 bool is_ft_roam = false; 1223 u8 network_type; 1224 enum ieee80211_bss_type bss_type = IEEE80211_BSS_TYPE_ESS; 1225 1226 wil_dbg_misc(wil, "connect, mid=%d\n", vif->mid); 1227 wil_print_connect_params(wil, sme); 1228 1229 if (sme->auth_type == NL80211_AUTHTYPE_FT) 1230 is_ft_roam = true; 1231 if (sme->auth_type == NL80211_AUTHTYPE_AUTOMATIC && 1232 test_bit(wil_vif_fwconnected, vif->status)) 1233 is_ft_roam = true; 1234 1235 if (!is_ft_roam) 1236 if (test_bit(wil_vif_fwconnecting, vif->status) || 1237 test_bit(wil_vif_fwconnected, vif->status)) 1238 return -EALREADY; 1239 1240 if (sme->ie_len > WMI_MAX_IE_LEN) { 1241 wil_err(wil, "IE too large (%td bytes)\n", sme->ie_len); 1242 return -ERANGE; 1243 } 1244 1245 rsn_eid = sme->ie ? 1246 cfg80211_find_ie(WLAN_EID_RSN, sme->ie, sme->ie_len) : 1247 NULL; 1248 if (sme->privacy && !rsn_eid) { 1249 wil_info(wil, "WSC connection\n"); 1250 if (is_ft_roam) { 1251 wil_err(wil, "No WSC with FT roam\n"); 1252 return -EINVAL; 1253 } 1254 } 1255 1256 if (sme->pbss) 1257 bss_type = IEEE80211_BSS_TYPE_PBSS; 1258 1259 bss = cfg80211_get_bss(wiphy, sme->channel, sme->bssid, 1260 sme->ssid, sme->ssid_len, 1261 bss_type, IEEE80211_PRIVACY_ANY); 1262 if (!bss) { 1263 wil_err(wil, "Unable to find BSS\n"); 1264 return -ENOENT; 1265 } 1266 1267 ssid_eid = ieee80211_bss_get_ie(bss, WLAN_EID_SSID); 1268 if (!ssid_eid) { 1269 wil_err(wil, "No SSID\n"); 1270 rc = -ENOENT; 1271 goto out; 1272 } 1273 vif->privacy = sme->privacy; 1274 vif->pbss = sme->pbss; 1275 1276 rc = wmi_set_ie(vif, WMI_FRAME_ASSOC_REQ, sme->ie_len, sme->ie); 1277 if (rc) 1278 goto out; 1279 1280 switch (bss->capability & WLAN_CAPABILITY_DMG_TYPE_MASK) { 1281 case WLAN_CAPABILITY_DMG_TYPE_AP: 1282 network_type = WMI_NETTYPE_INFRA; 1283 break; 1284 case WLAN_CAPABILITY_DMG_TYPE_PBSS: 1285 network_type = WMI_NETTYPE_P2P; 1286 break; 1287 default: 1288 wil_err(wil, "Unsupported BSS type, capability= 0x%04x\n", 1289 bss->capability); 1290 rc = -EINVAL; 1291 goto out; 1292 } 1293 1294 ch = bss->channel->hw_value; 1295 if (ch == 0) { 1296 wil_err(wil, "BSS at unknown frequency %dMhz\n", 1297 bss->channel->center_freq); 1298 rc = -EOPNOTSUPP; 1299 goto out; 1300 } 1301 1302 if (is_ft_roam) { 1303 if (network_type != WMI_NETTYPE_INFRA) { 1304 wil_err(wil, "FT: Unsupported BSS type, capability= 0x%04x\n", 1305 bss->capability); 1306 rc = -EINVAL; 1307 goto out; 1308 } 1309 rc = wil_ft_connect(wiphy, ndev, sme); 1310 if (rc == 0) 1311 vif->bss = bss; 1312 goto out; 1313 } 1314 1315 if (vif->privacy) { 1316 /* For secure assoc, remove old keys */ 1317 rc = wmi_del_cipher_key(vif, 0, bss->bssid, 1318 WMI_KEY_USE_PAIRWISE); 1319 if (rc) { 1320 wil_err(wil, "WMI_DELETE_CIPHER_KEY_CMD(PTK) failed\n"); 1321 goto out; 1322 } 1323 rc = wmi_del_cipher_key(vif, 0, bss->bssid, 1324 WMI_KEY_USE_RX_GROUP); 1325 if (rc) { 1326 wil_err(wil, "WMI_DELETE_CIPHER_KEY_CMD(GTK) failed\n"); 1327 goto out; 1328 } 1329 } 1330 1331 /* WMI_CONNECT_CMD */ 1332 memset(&conn, 0, sizeof(conn)); 1333 conn.network_type = network_type; 1334 if (vif->privacy) { 1335 if (rsn_eid) { /* regular secure connection */ 1336 conn.dot11_auth_mode = WMI_AUTH11_SHARED; 1337 conn.auth_mode = WMI_AUTH_WPA2_PSK; 1338 conn.pairwise_crypto_type = WMI_CRYPT_AES_GCMP; 1339 conn.pairwise_crypto_len = 16; 1340 conn.group_crypto_type = WMI_CRYPT_AES_GCMP; 1341 conn.group_crypto_len = 16; 1342 } else { /* WSC */ 1343 conn.dot11_auth_mode = WMI_AUTH11_WSC; 1344 conn.auth_mode = WMI_AUTH_NONE; 1345 } 1346 } else { /* insecure connection */ 1347 conn.dot11_auth_mode = WMI_AUTH11_OPEN; 1348 conn.auth_mode = WMI_AUTH_NONE; 1349 } 1350 1351 conn.ssid_len = min_t(u8, ssid_eid[1], 32); 1352 memcpy(conn.ssid, ssid_eid+2, conn.ssid_len); 1353 conn.channel = ch - 1; 1354 1355 rc = wil_get_wmi_edmg_channel(wil, sme->edmg.bw_config, 1356 sme->edmg.channels, &conn.edmg_channel); 1357 if (rc < 0) 1358 return rc; 1359 1360 ether_addr_copy(conn.bssid, bss->bssid); 1361 ether_addr_copy(conn.dst_mac, bss->bssid); 1362 1363 set_bit(wil_vif_fwconnecting, vif->status); 1364 1365 rc = wmi_send(wil, WMI_CONNECT_CMDID, vif->mid, &conn, sizeof(conn)); 1366 if (rc == 0) { 1367 netif_carrier_on(ndev); 1368 if (!wil_has_other_active_ifaces(wil, ndev, false, true)) 1369 wil6210_bus_request(wil, WIL_MAX_BUS_REQUEST_KBPS); 1370 vif->bss = bss; 1371 /* Connect can take lots of time */ 1372 mod_timer(&vif->connect_timer, 1373 jiffies + msecs_to_jiffies(5000)); 1374 } else { 1375 clear_bit(wil_vif_fwconnecting, vif->status); 1376 } 1377 1378 out: 1379 cfg80211_put_bss(wiphy, bss); 1380 1381 return rc; 1382} 1383 1384static int wil_cfg80211_disconnect(struct wiphy *wiphy, 1385 struct net_device *ndev, 1386 u16 reason_code) 1387{ 1388 int rc; 1389 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1390 struct wil6210_vif *vif = ndev_to_vif(ndev); 1391 1392 wil_dbg_misc(wil, "disconnect: reason=%d, mid=%d\n", 1393 reason_code, vif->mid); 1394 1395 if (!(test_bit(wil_vif_fwconnecting, vif->status) || 1396 test_bit(wil_vif_fwconnected, vif->status))) { 1397 wil_err(wil, "Disconnect was called while disconnected\n"); 1398 return 0; 1399 } 1400 1401 vif->locally_generated_disc = true; 1402 rc = wmi_call(wil, WMI_DISCONNECT_CMDID, vif->mid, NULL, 0, 1403 WMI_DISCONNECT_EVENTID, NULL, 0, 1404 WIL6210_DISCONNECT_TO_MS); 1405 if (rc) 1406 wil_err(wil, "disconnect error %d\n", rc); 1407 1408 return rc; 1409} 1410 1411static int wil_cfg80211_set_wiphy_params(struct wiphy *wiphy, int radio_idx, 1412 u32 changed) 1413{ 1414 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1415 int rc; 1416 1417 /* these parameters are explicitly not supported */ 1418 if (changed & (WIPHY_PARAM_RETRY_LONG | 1419 WIPHY_PARAM_FRAG_THRESHOLD | 1420 WIPHY_PARAM_RTS_THRESHOLD)) 1421 return -ENOTSUPP; 1422 1423 if (changed & WIPHY_PARAM_RETRY_SHORT) { 1424 rc = wmi_set_mgmt_retry(wil, wiphy->retry_short); 1425 if (rc) 1426 return rc; 1427 } 1428 1429 return 0; 1430} 1431 1432int wil_cfg80211_mgmt_tx(struct wiphy *wiphy, struct wireless_dev *wdev, 1433 struct cfg80211_mgmt_tx_params *params, 1434 u64 *cookie) 1435{ 1436 const u8 *buf = params->buf; 1437 size_t len = params->len; 1438 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1439 struct wil6210_vif *vif = wdev_to_vif(wil, wdev); 1440 int rc; 1441 bool tx_status; 1442 1443 wil_dbg_misc(wil, "mgmt_tx: channel %d offchan %d, wait %d\n", 1444 params->chan ? params->chan->hw_value : -1, 1445 params->offchan, 1446 params->wait); 1447 1448 /* Note, currently we support the "wait" parameter only on AP mode. 1449 * In other modes, user-space must call remain_on_channel before 1450 * mgmt_tx or listen on a channel other than active one. 1451 */ 1452 1453 if (params->chan && params->chan->hw_value == 0) { 1454 wil_err(wil, "invalid channel\n"); 1455 return -EINVAL; 1456 } 1457 1458 if (wdev->iftype != NL80211_IFTYPE_AP) { 1459 wil_dbg_misc(wil, 1460 "send WMI_SW_TX_REQ_CMDID on non-AP interfaces\n"); 1461 rc = wmi_mgmt_tx(vif, buf, len); 1462 goto out; 1463 } 1464 1465 if (!params->chan || params->chan->hw_value == vif->channel) { 1466 wil_dbg_misc(wil, 1467 "send WMI_SW_TX_REQ_CMDID for on-channel\n"); 1468 rc = wmi_mgmt_tx(vif, buf, len); 1469 goto out; 1470 } 1471 1472 if (params->offchan == 0) { 1473 wil_err(wil, 1474 "invalid channel params: current %d requested %d, off-channel not allowed\n", 1475 vif->channel, params->chan->hw_value); 1476 return -EBUSY; 1477 } 1478 1479 /* use the wmi_mgmt_tx_ext only on AP mode and off-channel */ 1480 rc = wmi_mgmt_tx_ext(vif, buf, len, params->chan->hw_value, 1481 params->wait); 1482 1483out: 1484 /* when the sent packet was not acked by receiver(ACK=0), rc will 1485 * be -EAGAIN. In this case this function needs to return success, 1486 * the ACK=0 will be reflected in tx_status. 1487 */ 1488 tx_status = (rc == 0); 1489 rc = (rc == -EAGAIN) ? 0 : rc; 1490 cfg80211_mgmt_tx_status(wdev, cookie ? *cookie : 0, buf, len, 1491 tx_status, GFP_KERNEL); 1492 1493 return rc; 1494} 1495 1496static int wil_cfg80211_set_channel(struct wiphy *wiphy, 1497 struct net_device *dev, 1498 struct cfg80211_chan_def *chandef) 1499{ 1500 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1501 1502 wil->monitor_chandef = *chandef; 1503 1504 return 0; 1505} 1506 1507static enum wmi_key_usage wil_detect_key_usage(struct wireless_dev *wdev, 1508 bool pairwise) 1509{ 1510 struct wil6210_priv *wil = wdev_to_wil(wdev); 1511 enum wmi_key_usage rc; 1512 1513 if (pairwise) { 1514 rc = WMI_KEY_USE_PAIRWISE; 1515 } else { 1516 switch (wdev->iftype) { 1517 case NL80211_IFTYPE_STATION: 1518 case NL80211_IFTYPE_P2P_CLIENT: 1519 rc = WMI_KEY_USE_RX_GROUP; 1520 break; 1521 case NL80211_IFTYPE_AP: 1522 case NL80211_IFTYPE_P2P_GO: 1523 rc = WMI_KEY_USE_TX_GROUP; 1524 break; 1525 default: 1526 /* TODO: Rx GTK or Tx GTK? */ 1527 wil_err(wil, "Can't determine GTK type\n"); 1528 rc = WMI_KEY_USE_RX_GROUP; 1529 break; 1530 } 1531 } 1532 wil_dbg_misc(wil, "detect_key_usage: -> %s\n", key_usage_str[rc]); 1533 1534 return rc; 1535} 1536 1537static struct wil_sta_info * 1538wil_find_sta_by_key_usage(struct wil6210_priv *wil, u8 mid, 1539 enum wmi_key_usage key_usage, const u8 *mac_addr) 1540{ 1541 int cid = -EINVAL; 1542 1543 if (key_usage == WMI_KEY_USE_TX_GROUP) 1544 return NULL; /* not needed */ 1545 1546 /* supplicant provides Rx group key in STA mode with NULL MAC address */ 1547 if (mac_addr) 1548 cid = wil_find_cid(wil, mid, mac_addr); 1549 else if (key_usage == WMI_KEY_USE_RX_GROUP) 1550 cid = wil_find_cid_by_idx(wil, mid, 0); 1551 if (cid < 0) { 1552 wil_err(wil, "No CID for %pM %s\n", mac_addr, 1553 key_usage_str[key_usage]); 1554 return ERR_PTR(cid); 1555 } 1556 1557 return &wil->sta[cid]; 1558} 1559 1560void wil_set_crypto_rx(u8 key_index, enum wmi_key_usage key_usage, 1561 struct wil_sta_info *cs, 1562 struct key_params *params) 1563{ 1564 struct wil_tid_crypto_rx_single *cc; 1565 int tid; 1566 1567 if (!cs) 1568 return; 1569 1570 switch (key_usage) { 1571 case WMI_KEY_USE_STORE_PTK: 1572 case WMI_KEY_USE_PAIRWISE: 1573 for (tid = 0; tid < WIL_STA_TID_NUM; tid++) { 1574 cc = &cs->tid_crypto_rx[tid].key_id[key_index]; 1575 if (params->seq) 1576 memcpy(cc->pn, params->seq, 1577 IEEE80211_GCMP_PN_LEN); 1578 else 1579 memset(cc->pn, 0, IEEE80211_GCMP_PN_LEN); 1580 cc->key_set = true; 1581 } 1582 break; 1583 case WMI_KEY_USE_RX_GROUP: 1584 cc = &cs->group_crypto_rx.key_id[key_index]; 1585 if (params->seq) 1586 memcpy(cc->pn, params->seq, IEEE80211_GCMP_PN_LEN); 1587 else 1588 memset(cc->pn, 0, IEEE80211_GCMP_PN_LEN); 1589 cc->key_set = true; 1590 break; 1591 default: 1592 break; 1593 } 1594} 1595 1596static void wil_del_rx_key(u8 key_index, enum wmi_key_usage key_usage, 1597 struct wil_sta_info *cs) 1598{ 1599 struct wil_tid_crypto_rx_single *cc; 1600 int tid; 1601 1602 if (!cs) 1603 return; 1604 1605 switch (key_usage) { 1606 case WMI_KEY_USE_PAIRWISE: 1607 for (tid = 0; tid < WIL_STA_TID_NUM; tid++) { 1608 cc = &cs->tid_crypto_rx[tid].key_id[key_index]; 1609 cc->key_set = false; 1610 } 1611 break; 1612 case WMI_KEY_USE_RX_GROUP: 1613 cc = &cs->group_crypto_rx.key_id[key_index]; 1614 cc->key_set = false; 1615 break; 1616 default: 1617 break; 1618 } 1619} 1620 1621static int wil_cfg80211_add_key(struct wiphy *wiphy, 1622 struct net_device *ndev, int link_id, 1623 u8 key_index, bool pairwise, 1624 const u8 *mac_addr, 1625 struct key_params *params) 1626{ 1627 int rc; 1628 struct wil6210_vif *vif = ndev_to_vif(ndev); 1629 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1630 struct wireless_dev *wdev = vif_to_wdev(vif); 1631 enum wmi_key_usage key_usage = wil_detect_key_usage(wdev, pairwise); 1632 struct wil_sta_info *cs = wil_find_sta_by_key_usage(wil, vif->mid, 1633 key_usage, 1634 mac_addr); 1635 1636 if (!params) { 1637 wil_err(wil, "NULL params\n"); 1638 return -EINVAL; 1639 } 1640 1641 wil_dbg_misc(wil, "add_key: %pM %s[%d] PN %*phN\n", 1642 mac_addr, key_usage_str[key_usage], key_index, 1643 params->seq_len, params->seq); 1644 1645 if (IS_ERR(cs)) { 1646 /* in FT, sta info may not be available as add_key may be 1647 * sent by host before FW sends WMI_CONNECT_EVENT 1648 */ 1649 if (!test_bit(wil_vif_ft_roam, vif->status)) { 1650 wil_err(wil, "Not connected, %pM %s[%d] PN %*phN\n", 1651 mac_addr, key_usage_str[key_usage], key_index, 1652 params->seq_len, params->seq); 1653 return -EINVAL; 1654 } 1655 } else { 1656 wil_del_rx_key(key_index, key_usage, cs); 1657 } 1658 1659 if (params->seq && params->seq_len != IEEE80211_GCMP_PN_LEN) { 1660 wil_err(wil, 1661 "Wrong PN len %d, %pM %s[%d] PN %*phN\n", 1662 params->seq_len, mac_addr, 1663 key_usage_str[key_usage], key_index, 1664 params->seq_len, params->seq); 1665 return -EINVAL; 1666 } 1667 1668 spin_lock_bh(&wil->eap_lock); 1669 if (pairwise && wdev->iftype == NL80211_IFTYPE_STATION && 1670 (vif->ptk_rekey_state == WIL_REKEY_M3_RECEIVED || 1671 vif->ptk_rekey_state == WIL_REKEY_WAIT_M4_SENT)) { 1672 key_usage = WMI_KEY_USE_STORE_PTK; 1673 vif->ptk_rekey_state = WIL_REKEY_WAIT_M4_SENT; 1674 wil_dbg_misc(wil, "Store EAPOL key\n"); 1675 } 1676 spin_unlock_bh(&wil->eap_lock); 1677 1678 rc = wmi_add_cipher_key(vif, key_index, mac_addr, params->key_len, 1679 params->key, key_usage); 1680 if (!rc && !IS_ERR(cs)) { 1681 /* update local storage used for AP recovery */ 1682 if (key_usage == WMI_KEY_USE_TX_GROUP && params->key && 1683 params->key_len <= WMI_MAX_KEY_LEN) { 1684 vif->gtk_index = key_index; 1685 memcpy(vif->gtk, params->key, params->key_len); 1686 vif->gtk_len = params->key_len; 1687 } 1688 /* in FT set crypto will take place upon receiving 1689 * WMI_RING_EN_EVENTID event 1690 */ 1691 wil_set_crypto_rx(key_index, key_usage, cs, params); 1692 } 1693 1694 return rc; 1695} 1696 1697static int wil_cfg80211_del_key(struct wiphy *wiphy, 1698 struct net_device *ndev, int link_id, 1699 u8 key_index, bool pairwise, 1700 const u8 *mac_addr) 1701{ 1702 struct wil6210_vif *vif = ndev_to_vif(ndev); 1703 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1704 struct wireless_dev *wdev = vif_to_wdev(vif); 1705 enum wmi_key_usage key_usage = wil_detect_key_usage(wdev, pairwise); 1706 struct wil_sta_info *cs = wil_find_sta_by_key_usage(wil, vif->mid, 1707 key_usage, 1708 mac_addr); 1709 1710 wil_dbg_misc(wil, "del_key: %pM %s[%d]\n", mac_addr, 1711 key_usage_str[key_usage], key_index); 1712 1713 if (IS_ERR(cs)) 1714 wil_info(wil, "Not connected, %pM %s[%d]\n", 1715 mac_addr, key_usage_str[key_usage], key_index); 1716 1717 if (!IS_ERR_OR_NULL(cs)) 1718 wil_del_rx_key(key_index, key_usage, cs); 1719 1720 return wmi_del_cipher_key(vif, key_index, mac_addr, key_usage); 1721} 1722 1723/* Need to be present or wiphy_new() will WARN */ 1724static int wil_cfg80211_set_default_key(struct wiphy *wiphy, 1725 struct net_device *ndev, int link_id, 1726 u8 key_index, bool unicast, 1727 bool multicast) 1728{ 1729 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1730 1731 wil_dbg_misc(wil, "set_default_key: entered\n"); 1732 return 0; 1733} 1734 1735static int wil_remain_on_channel(struct wiphy *wiphy, 1736 struct wireless_dev *wdev, 1737 struct ieee80211_channel *chan, 1738 unsigned int duration, 1739 u64 *cookie) 1740{ 1741 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1742 int rc; 1743 1744 wil_dbg_misc(wil, 1745 "remain_on_channel: center_freq=%d, duration=%d iftype=%d\n", 1746 chan->center_freq, duration, wdev->iftype); 1747 1748 rc = wil_p2p_listen(wil, wdev, duration, chan, cookie); 1749 return rc; 1750} 1751 1752static int wil_cancel_remain_on_channel(struct wiphy *wiphy, 1753 struct wireless_dev *wdev, 1754 u64 cookie) 1755{ 1756 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1757 struct wil6210_vif *vif = wdev_to_vif(wil, wdev); 1758 1759 wil_dbg_misc(wil, "cancel_remain_on_channel\n"); 1760 1761 return wil_p2p_cancel_listen(vif, cookie); 1762} 1763 1764/* 1765 * find a specific IE in a list of IEs 1766 * return a pointer to the beginning of IE in the list 1767 * or NULL if not found 1768 */ 1769static const u8 *_wil_cfg80211_find_ie(const u8 *ies, u16 ies_len, const u8 *ie, 1770 u16 ie_len) 1771{ 1772 struct ieee80211_vendor_ie *vie; 1773 u32 oui; 1774 1775 /* IE tag at offset 0, length at offset 1 */ 1776 if (ie_len < 2 || 2 + ie[1] > ie_len) 1777 return NULL; 1778 1779 if (ie[0] != WLAN_EID_VENDOR_SPECIFIC) 1780 return cfg80211_find_ie(ie[0], ies, ies_len); 1781 1782 /* make sure there is room for 3 bytes OUI + 1 byte OUI type */ 1783 if (ie[1] < 4) 1784 return NULL; 1785 vie = (struct ieee80211_vendor_ie *)ie; 1786 oui = vie->oui[0] << 16 | vie->oui[1] << 8 | vie->oui[2]; 1787 return cfg80211_find_vendor_ie(oui, vie->oui_type, ies, 1788 ies_len); 1789} 1790 1791/* 1792 * merge the IEs in two lists into a single list. 1793 * do not include IEs from the second list which exist in the first list. 1794 * add only vendor specific IEs from second list to keep 1795 * the merged list sorted (since vendor-specific IE has the 1796 * highest tag number) 1797 * caller must free the allocated memory for merged IEs 1798 */ 1799static int _wil_cfg80211_merge_extra_ies(const u8 *ies1, u16 ies1_len, 1800 const u8 *ies2, u16 ies2_len, 1801 u8 **merged_ies, u16 *merged_len) 1802{ 1803 u8 *buf, *dpos; 1804 const u8 *spos; 1805 1806 if (!ies1) 1807 ies1_len = 0; 1808 1809 if (!ies2) 1810 ies2_len = 0; 1811 1812 if (ies1_len == 0 && ies2_len == 0) { 1813 *merged_ies = NULL; 1814 *merged_len = 0; 1815 return 0; 1816 } 1817 1818 buf = kmalloc(ies1_len + ies2_len, GFP_KERNEL); 1819 if (!buf) 1820 return -ENOMEM; 1821 if (ies1) 1822 memcpy(buf, ies1, ies1_len); 1823 dpos = buf + ies1_len; 1824 spos = ies2; 1825 while (spos && (spos + 1 < ies2 + ies2_len)) { 1826 /* IE tag at offset 0, length at offset 1 */ 1827 u16 ielen = 2 + spos[1]; 1828 1829 if (spos + ielen > ies2 + ies2_len) 1830 break; 1831 if (spos[0] == WLAN_EID_VENDOR_SPECIFIC && 1832 (!ies1 || !_wil_cfg80211_find_ie(ies1, ies1_len, 1833 spos, ielen))) { 1834 memcpy(dpos, spos, ielen); 1835 dpos += ielen; 1836 } 1837 spos += ielen; 1838 } 1839 1840 *merged_ies = buf; 1841 *merged_len = dpos - buf; 1842 return 0; 1843} 1844 1845static void wil_print_bcon_data(struct cfg80211_beacon_data *b) 1846{ 1847 wil_hex_dump_misc("head ", DUMP_PREFIX_OFFSET, 16, 1, 1848 b->head, b->head_len, true); 1849 wil_hex_dump_misc("tail ", DUMP_PREFIX_OFFSET, 16, 1, 1850 b->tail, b->tail_len, true); 1851 wil_hex_dump_misc("BCON IE ", DUMP_PREFIX_OFFSET, 16, 1, 1852 b->beacon_ies, b->beacon_ies_len, true); 1853 wil_hex_dump_misc("PROBE ", DUMP_PREFIX_OFFSET, 16, 1, 1854 b->probe_resp, b->probe_resp_len, true); 1855 wil_hex_dump_misc("PROBE IE ", DUMP_PREFIX_OFFSET, 16, 1, 1856 b->proberesp_ies, b->proberesp_ies_len, true); 1857 wil_hex_dump_misc("ASSOC IE ", DUMP_PREFIX_OFFSET, 16, 1, 1858 b->assocresp_ies, b->assocresp_ies_len, true); 1859} 1860 1861/* internal functions for device reset and starting AP */ 1862static u8 * 1863_wil_cfg80211_get_proberesp_ies(const u8 *proberesp, u16 proberesp_len, 1864 u16 *ies_len) 1865{ 1866 u8 *ies = NULL; 1867 1868 if (proberesp) { 1869 struct ieee80211_mgmt *f = 1870 (struct ieee80211_mgmt *)proberesp; 1871 size_t hlen = offsetof(struct ieee80211_mgmt, 1872 u.probe_resp.variable); 1873 1874 ies = f->u.probe_resp.variable; 1875 if (ies_len) 1876 *ies_len = proberesp_len - hlen; 1877 } 1878 1879 return ies; 1880} 1881 1882static int _wil_cfg80211_set_ies(struct wil6210_vif *vif, 1883 struct cfg80211_beacon_data *bcon) 1884{ 1885 int rc; 1886 u16 len = 0, proberesp_len = 0; 1887 u8 *ies = NULL, *proberesp; 1888 1889 /* update local storage used for AP recovery */ 1890 wil_memdup_ie(&vif->proberesp, &vif->proberesp_len, bcon->probe_resp, 1891 bcon->probe_resp_len); 1892 wil_memdup_ie(&vif->proberesp_ies, &vif->proberesp_ies_len, 1893 bcon->proberesp_ies, bcon->proberesp_ies_len); 1894 wil_memdup_ie(&vif->assocresp_ies, &vif->assocresp_ies_len, 1895 bcon->assocresp_ies, bcon->assocresp_ies_len); 1896 1897 proberesp = _wil_cfg80211_get_proberesp_ies(bcon->probe_resp, 1898 bcon->probe_resp_len, 1899 &proberesp_len); 1900 rc = _wil_cfg80211_merge_extra_ies(proberesp, 1901 proberesp_len, 1902 bcon->proberesp_ies, 1903 bcon->proberesp_ies_len, 1904 &ies, &len); 1905 1906 if (rc) 1907 goto out; 1908 1909 rc = wmi_set_ie(vif, WMI_FRAME_PROBE_RESP, len, ies); 1910 if (rc) 1911 goto out; 1912 1913 if (bcon->assocresp_ies) 1914 rc = wmi_set_ie(vif, WMI_FRAME_ASSOC_RESP, 1915 bcon->assocresp_ies_len, bcon->assocresp_ies); 1916 else 1917 rc = wmi_set_ie(vif, WMI_FRAME_ASSOC_RESP, len, ies); 1918#if 0 /* to use beacon IE's, remove this #if 0 */ 1919 if (rc) 1920 goto out; 1921 1922 rc = wmi_set_ie(vif, WMI_FRAME_BEACON, 1923 bcon->tail_len, bcon->tail); 1924#endif 1925out: 1926 kfree(ies); 1927 return rc; 1928} 1929 1930static int _wil_cfg80211_start_ap(struct wiphy *wiphy, 1931 struct net_device *ndev, 1932 const u8 *ssid, size_t ssid_len, u32 privacy, 1933 int bi, u8 chan, u8 wmi_edmg_channel, 1934 struct cfg80211_beacon_data *bcon, 1935 u8 hidden_ssid, u32 pbss) 1936{ 1937 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 1938 struct wil6210_vif *vif = ndev_to_vif(ndev); 1939 int rc; 1940 struct wireless_dev *wdev = ndev->ieee80211_ptr; 1941 u8 wmi_nettype = wil_iftype_nl2wmi(wdev->iftype); 1942 u8 is_go = (wdev->iftype == NL80211_IFTYPE_P2P_GO); 1943 u16 proberesp_len = 0; 1944 u8 *proberesp; 1945 bool ft = false; 1946 1947 if (pbss) 1948 wmi_nettype = WMI_NETTYPE_P2P; 1949 1950 wil_dbg_misc(wil, "start_ap: mid=%d, is_go=%d\n", vif->mid, is_go); 1951 if (is_go && !pbss) { 1952 wil_err(wil, "P2P GO must be in PBSS\n"); 1953 return -ENOTSUPP; 1954 } 1955 1956 wil_set_recovery_state(wil, fw_recovery_idle); 1957 1958 proberesp = _wil_cfg80211_get_proberesp_ies(bcon->probe_resp, 1959 bcon->probe_resp_len, 1960 &proberesp_len); 1961 /* check that the probe response IEs has a MDE */ 1962 if ((proberesp && proberesp_len > 0 && 1963 cfg80211_find_ie(WLAN_EID_MOBILITY_DOMAIN, 1964 proberesp, 1965 proberesp_len))) 1966 ft = true; 1967 1968 if (ft) { 1969 if (!test_bit(WMI_FW_CAPABILITY_FT_ROAMING, 1970 wil->fw_capabilities)) { 1971 wil_err(wil, "FW does not support FT roaming\n"); 1972 return -ENOTSUPP; 1973 } 1974 set_bit(wil_vif_ft_roam, vif->status); 1975 } 1976 1977 mutex_lock(&wil->mutex); 1978 1979 if (!wil_has_other_active_ifaces(wil, ndev, true, false)) { 1980 __wil_down(wil); 1981 rc = __wil_up(wil); 1982 if (rc) 1983 goto out; 1984 } 1985 1986 rc = wmi_set_ssid(vif, ssid_len, ssid); 1987 if (rc) 1988 goto out; 1989 1990 rc = _wil_cfg80211_set_ies(vif, bcon); 1991 if (rc) 1992 goto out; 1993 1994 vif->privacy = privacy; 1995 vif->channel = chan; 1996 vif->wmi_edmg_channel = wmi_edmg_channel; 1997 vif->hidden_ssid = hidden_ssid; 1998 vif->pbss = pbss; 1999 vif->bi = bi; 2000 memcpy(vif->ssid, ssid, ssid_len); 2001 vif->ssid_len = ssid_len; 2002 2003 netif_carrier_on(ndev); 2004 if (!wil_has_other_active_ifaces(wil, ndev, false, true)) 2005 wil6210_bus_request(wil, WIL_MAX_BUS_REQUEST_KBPS); 2006 2007 rc = wmi_pcp_start(vif, bi, wmi_nettype, chan, wmi_edmg_channel, 2008 hidden_ssid, is_go); 2009 if (rc) 2010 goto err_pcp_start; 2011 2012 rc = wil_bcast_init(vif); 2013 if (rc) 2014 goto err_bcast; 2015 2016 goto out; /* success */ 2017 2018err_bcast: 2019 wmi_pcp_stop(vif); 2020err_pcp_start: 2021 netif_carrier_off(ndev); 2022 if (!wil_has_other_active_ifaces(wil, ndev, false, true)) 2023 wil6210_bus_request(wil, WIL_DEFAULT_BUS_REQUEST_KBPS); 2024out: 2025 mutex_unlock(&wil->mutex); 2026 return rc; 2027} 2028 2029void wil_cfg80211_ap_recovery(struct wil6210_priv *wil) 2030{ 2031 int rc, i; 2032 struct wiphy *wiphy = wil_to_wiphy(wil); 2033 2034 for (i = 0; i < GET_MAX_VIFS(wil); i++) { 2035 struct wil6210_vif *vif = wil->vifs[i]; 2036 struct net_device *ndev; 2037 struct cfg80211_beacon_data bcon = {}; 2038 struct key_params key_params = {}; 2039 2040 if (!vif || vif->ssid_len == 0) 2041 continue; 2042 2043 ndev = vif_to_ndev(vif); 2044 bcon.proberesp_ies = vif->proberesp_ies; 2045 bcon.assocresp_ies = vif->assocresp_ies; 2046 bcon.probe_resp = vif->proberesp; 2047 bcon.proberesp_ies_len = vif->proberesp_ies_len; 2048 bcon.assocresp_ies_len = vif->assocresp_ies_len; 2049 bcon.probe_resp_len = vif->proberesp_len; 2050 2051 wil_info(wil, 2052 "AP (vif %d) recovery: privacy %d, bi %d, channel %d, hidden %d, pbss %d\n", 2053 i, vif->privacy, vif->bi, vif->channel, 2054 vif->hidden_ssid, vif->pbss); 2055 wil_hex_dump_misc("SSID ", DUMP_PREFIX_OFFSET, 16, 1, 2056 vif->ssid, vif->ssid_len, true); 2057 rc = _wil_cfg80211_start_ap(wiphy, ndev, 2058 vif->ssid, vif->ssid_len, 2059 vif->privacy, vif->bi, 2060 vif->channel, 2061 vif->wmi_edmg_channel, &bcon, 2062 vif->hidden_ssid, vif->pbss); 2063 if (rc) { 2064 wil_err(wil, "vif %d recovery failed (%d)\n", i, rc); 2065 continue; 2066 } 2067 2068 if (!vif->privacy || vif->gtk_len == 0) 2069 continue; 2070 2071 key_params.key = vif->gtk; 2072 key_params.key_len = vif->gtk_len; 2073 key_params.seq_len = IEEE80211_GCMP_PN_LEN; 2074 rc = wil_cfg80211_add_key(wiphy, ndev, -1, vif->gtk_index, 2075 false, NULL, &key_params); 2076 if (rc) 2077 wil_err(wil, "vif %d recovery add key failed (%d)\n", 2078 i, rc); 2079 } 2080} 2081 2082static int wil_cfg80211_change_beacon(struct wiphy *wiphy, 2083 struct net_device *ndev, 2084 struct cfg80211_ap_update *params) 2085{ 2086 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 2087 struct wireless_dev *wdev = ndev->ieee80211_ptr; 2088 struct wil6210_vif *vif = ndev_to_vif(ndev); 2089 struct cfg80211_beacon_data *bcon = ¶ms->beacon; 2090 int rc; 2091 u32 privacy = 0; 2092 2093 wil_dbg_misc(wil, "change_beacon, mid=%d\n", vif->mid); 2094 wil_print_bcon_data(bcon); 2095 2096 if (bcon->tail && 2097 cfg80211_find_ie(WLAN_EID_RSN, bcon->tail, 2098 bcon->tail_len)) 2099 privacy = 1; 2100 2101 memcpy(vif->ssid, wdev->u.ap.ssid, wdev->u.ap.ssid_len); 2102 vif->ssid_len = wdev->u.ap.ssid_len; 2103 2104 /* in case privacy has changed, need to restart the AP */ 2105 if (vif->privacy != privacy) { 2106 wil_dbg_misc(wil, "privacy changed %d=>%d. Restarting AP\n", 2107 vif->privacy, privacy); 2108 2109 rc = _wil_cfg80211_start_ap(wiphy, ndev, vif->ssid, 2110 vif->ssid_len, privacy, 2111 wdev->links[0].ap.beacon_interval, 2112 vif->channel, 2113 vif->wmi_edmg_channel, bcon, 2114 vif->hidden_ssid, 2115 vif->pbss); 2116 } else { 2117 rc = _wil_cfg80211_set_ies(vif, bcon); 2118 } 2119 2120 return rc; 2121} 2122 2123static int wil_cfg80211_start_ap(struct wiphy *wiphy, 2124 struct net_device *ndev, 2125 struct cfg80211_ap_settings *info) 2126{ 2127 int rc; 2128 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 2129 struct ieee80211_channel *channel = info->chandef.chan; 2130 struct cfg80211_beacon_data *bcon = &info->beacon; 2131 struct cfg80211_crypto_settings *crypto = &info->crypto; 2132 u8 wmi_edmg_channel; 2133 u8 hidden_ssid; 2134 2135 wil_dbg_misc(wil, "start_ap\n"); 2136 2137 rc = wil_get_wmi_edmg_channel(wil, info->chandef.edmg.bw_config, 2138 info->chandef.edmg.channels, 2139 &wmi_edmg_channel); 2140 if (rc < 0) 2141 return rc; 2142 2143 if (!channel) { 2144 wil_err(wil, "AP: No channel???\n"); 2145 return -EINVAL; 2146 } 2147 2148 switch (info->hidden_ssid) { 2149 case NL80211_HIDDEN_SSID_NOT_IN_USE: 2150 hidden_ssid = WMI_HIDDEN_SSID_DISABLED; 2151 break; 2152 2153 case NL80211_HIDDEN_SSID_ZERO_LEN: 2154 hidden_ssid = WMI_HIDDEN_SSID_SEND_EMPTY; 2155 break; 2156 2157 case NL80211_HIDDEN_SSID_ZERO_CONTENTS: 2158 hidden_ssid = WMI_HIDDEN_SSID_CLEAR; 2159 break; 2160 2161 default: 2162 wil_err(wil, "AP: Invalid hidden SSID %d\n", info->hidden_ssid); 2163 return -EOPNOTSUPP; 2164 } 2165 wil_dbg_misc(wil, "AP on Channel %d %d MHz, %s\n", channel->hw_value, 2166 channel->center_freq, info->privacy ? "secure" : "open"); 2167 wil_dbg_misc(wil, "Privacy: %d auth_type %d\n", 2168 info->privacy, info->auth_type); 2169 wil_dbg_misc(wil, "Hidden SSID mode: %d\n", 2170 info->hidden_ssid); 2171 wil_dbg_misc(wil, "BI %d DTIM %d\n", info->beacon_interval, 2172 info->dtim_period); 2173 wil_dbg_misc(wil, "PBSS %d\n", info->pbss); 2174 wil_hex_dump_misc("SSID ", DUMP_PREFIX_OFFSET, 16, 1, 2175 info->ssid, info->ssid_len, true); 2176 wil_print_bcon_data(bcon); 2177 wil_print_crypto(wil, crypto); 2178 2179 rc = _wil_cfg80211_start_ap(wiphy, ndev, 2180 info->ssid, info->ssid_len, info->privacy, 2181 info->beacon_interval, channel->hw_value, 2182 wmi_edmg_channel, bcon, hidden_ssid, 2183 info->pbss); 2184 2185 return rc; 2186} 2187 2188static int wil_cfg80211_stop_ap(struct wiphy *wiphy, 2189 struct net_device *ndev, 2190 unsigned int link_id) 2191{ 2192 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 2193 struct wil6210_vif *vif = ndev_to_vif(ndev); 2194 bool last; 2195 2196 wil_dbg_misc(wil, "stop_ap, mid=%d\n", vif->mid); 2197 2198 netif_carrier_off(ndev); 2199 last = !wil_has_other_active_ifaces(wil, ndev, false, true); 2200 if (last) { 2201 wil6210_bus_request(wil, WIL_DEFAULT_BUS_REQUEST_KBPS); 2202 wil_set_recovery_state(wil, fw_recovery_idle); 2203 set_bit(wil_status_resetting, wil->status); 2204 } 2205 2206 mutex_lock(&wil->mutex); 2207 2208 wmi_pcp_stop(vif); 2209 clear_bit(wil_vif_ft_roam, vif->status); 2210 vif->ssid_len = 0; 2211 wil_memdup_ie(&vif->proberesp, &vif->proberesp_len, NULL, 0); 2212 wil_memdup_ie(&vif->proberesp_ies, &vif->proberesp_ies_len, NULL, 0); 2213 wil_memdup_ie(&vif->assocresp_ies, &vif->assocresp_ies_len, NULL, 0); 2214 memset(vif->gtk, 0, WMI_MAX_KEY_LEN); 2215 vif->gtk_len = 0; 2216 2217 if (last) 2218 __wil_down(wil); 2219 else 2220 wil_bcast_fini(vif); 2221 2222 mutex_unlock(&wil->mutex); 2223 2224 return 0; 2225} 2226 2227static int wil_cfg80211_add_station(struct wiphy *wiphy, 2228 struct net_device *dev, 2229 const u8 *mac, 2230 struct station_parameters *params) 2231{ 2232 struct wil6210_vif *vif = ndev_to_vif(dev); 2233 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 2234 2235 wil_dbg_misc(wil, "add station %pM aid %d mid %d mask 0x%x set 0x%x\n", 2236 mac, params->aid, vif->mid, 2237 params->sta_flags_mask, params->sta_flags_set); 2238 2239 if (!disable_ap_sme) { 2240 wil_err(wil, "not supported with AP SME enabled\n"); 2241 return -EOPNOTSUPP; 2242 } 2243 2244 if (params->aid > WIL_MAX_DMG_AID) { 2245 wil_err(wil, "invalid aid\n"); 2246 return -EINVAL; 2247 } 2248 2249 return wmi_new_sta(vif, mac, params->aid); 2250} 2251 2252static int wil_cfg80211_del_station(struct wiphy *wiphy, 2253 struct net_device *dev, 2254 struct station_del_parameters *params) 2255{ 2256 struct wil6210_vif *vif = ndev_to_vif(dev); 2257 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 2258 2259 wil_dbg_misc(wil, "del_station: %pM, reason=%d mid=%d\n", 2260 params->mac, params->reason_code, vif->mid); 2261 2262 mutex_lock(&wil->mutex); 2263 wil6210_disconnect(vif, params->mac, params->reason_code); 2264 mutex_unlock(&wil->mutex); 2265 2266 return 0; 2267} 2268 2269static int wil_cfg80211_change_station(struct wiphy *wiphy, 2270 struct net_device *dev, 2271 const u8 *mac, 2272 struct station_parameters *params) 2273{ 2274 struct wil6210_vif *vif = ndev_to_vif(dev); 2275 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 2276 int authorize; 2277 int cid, i; 2278 struct wil_ring_tx_data *txdata = NULL; 2279 2280 wil_dbg_misc(wil, "change station %pM mask 0x%x set 0x%x mid %d\n", 2281 mac, params->sta_flags_mask, params->sta_flags_set, 2282 vif->mid); 2283 2284 if (!disable_ap_sme) { 2285 wil_dbg_misc(wil, "not supported with AP SME enabled\n"); 2286 return -EOPNOTSUPP; 2287 } 2288 2289 if (!(params->sta_flags_mask & BIT(NL80211_STA_FLAG_AUTHORIZED))) 2290 return 0; 2291 2292 cid = wil_find_cid(wil, vif->mid, mac); 2293 if (cid < 0) { 2294 wil_err(wil, "station not found\n"); 2295 return -ENOLINK; 2296 } 2297 2298 for (i = 0; i < ARRAY_SIZE(wil->ring2cid_tid); i++) 2299 if (wil->ring2cid_tid[i][0] == cid) { 2300 txdata = &wil->ring_tx_data[i]; 2301 break; 2302 } 2303 2304 if (!txdata) { 2305 wil_err(wil, "ring data not found\n"); 2306 return -ENOLINK; 2307 } 2308 2309 authorize = params->sta_flags_set & BIT(NL80211_STA_FLAG_AUTHORIZED); 2310 txdata->dot1x_open = authorize ? 1 : 0; 2311 wil_dbg_misc(wil, "cid %d ring %d authorize %d\n", cid, i, 2312 txdata->dot1x_open); 2313 2314 return 0; 2315} 2316 2317/* probe_client handling */ 2318static void wil_probe_client_handle(struct wil6210_priv *wil, 2319 struct wil6210_vif *vif, 2320 struct wil_probe_client_req *req) 2321{ 2322 struct net_device *ndev = vif_to_ndev(vif); 2323 struct wil_sta_info *sta = &wil->sta[req->cid]; 2324 /* assume STA is alive if it is still connected, 2325 * else FW will disconnect it 2326 */ 2327 bool alive = (sta->status == wil_sta_connected); 2328 2329 cfg80211_probe_status(ndev, sta->addr, req->cookie, alive, 2330 0, false, GFP_KERNEL); 2331} 2332 2333static struct list_head *next_probe_client(struct wil6210_vif *vif) 2334{ 2335 struct list_head *ret = NULL; 2336 2337 mutex_lock(&vif->probe_client_mutex); 2338 2339 if (!list_empty(&vif->probe_client_pending)) { 2340 ret = vif->probe_client_pending.next; 2341 list_del(ret); 2342 } 2343 2344 mutex_unlock(&vif->probe_client_mutex); 2345 2346 return ret; 2347} 2348 2349void wil_probe_client_worker(struct work_struct *work) 2350{ 2351 struct wil6210_vif *vif = container_of(work, struct wil6210_vif, 2352 probe_client_worker); 2353 struct wil6210_priv *wil = vif_to_wil(vif); 2354 struct wil_probe_client_req *req; 2355 struct list_head *lh; 2356 2357 while ((lh = next_probe_client(vif)) != NULL) { 2358 req = list_entry(lh, struct wil_probe_client_req, list); 2359 2360 wil_probe_client_handle(wil, vif, req); 2361 kfree(req); 2362 } 2363} 2364 2365void wil_probe_client_flush(struct wil6210_vif *vif) 2366{ 2367 struct wil_probe_client_req *req, *t; 2368 struct wil6210_priv *wil = vif_to_wil(vif); 2369 2370 wil_dbg_misc(wil, "probe_client_flush\n"); 2371 2372 mutex_lock(&vif->probe_client_mutex); 2373 2374 list_for_each_entry_safe(req, t, &vif->probe_client_pending, list) { 2375 list_del(&req->list); 2376 kfree(req); 2377 } 2378 2379 mutex_unlock(&vif->probe_client_mutex); 2380} 2381 2382static int wil_cfg80211_probe_client(struct wiphy *wiphy, 2383 struct net_device *dev, 2384 const u8 *peer, u64 *cookie) 2385{ 2386 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 2387 struct wil6210_vif *vif = ndev_to_vif(dev); 2388 struct wil_probe_client_req *req; 2389 int cid = wil_find_cid(wil, vif->mid, peer); 2390 2391 wil_dbg_misc(wil, "probe_client: %pM => CID %d MID %d\n", 2392 peer, cid, vif->mid); 2393 2394 if (cid < 0) 2395 return -ENOLINK; 2396 2397 req = kzalloc(sizeof(*req), GFP_KERNEL); 2398 if (!req) 2399 return -ENOMEM; 2400 2401 req->cid = cid; 2402 req->cookie = cid; 2403 2404 mutex_lock(&vif->probe_client_mutex); 2405 list_add_tail(&req->list, &vif->probe_client_pending); 2406 mutex_unlock(&vif->probe_client_mutex); 2407 2408 *cookie = req->cookie; 2409 queue_work(wil->wq_service, &vif->probe_client_worker); 2410 return 0; 2411} 2412 2413static int wil_cfg80211_change_bss(struct wiphy *wiphy, 2414 struct net_device *dev, 2415 struct bss_parameters *params) 2416{ 2417 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 2418 struct wil6210_vif *vif = ndev_to_vif(dev); 2419 2420 if (params->ap_isolate >= 0) { 2421 wil_dbg_misc(wil, "change_bss: ap_isolate MID %d, %d => %d\n", 2422 vif->mid, vif->ap_isolate, params->ap_isolate); 2423 vif->ap_isolate = params->ap_isolate; 2424 } 2425 2426 return 0; 2427} 2428 2429static int wil_cfg80211_set_power_mgmt(struct wiphy *wiphy, 2430 struct net_device *dev, 2431 bool enabled, int timeout) 2432{ 2433 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 2434 enum wmi_ps_profile_type ps_profile; 2435 2436 wil_dbg_misc(wil, "enabled=%d, timeout=%d\n", 2437 enabled, timeout); 2438 2439 if (enabled) 2440 ps_profile = WMI_PS_PROFILE_TYPE_DEFAULT; 2441 else 2442 ps_profile = WMI_PS_PROFILE_TYPE_PS_DISABLED; 2443 2444 return wil_ps_update(wil, ps_profile); 2445} 2446 2447static int wil_cfg80211_suspend(struct wiphy *wiphy, 2448 struct cfg80211_wowlan *wow) 2449{ 2450 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 2451 int rc; 2452 2453 /* Setting the wakeup trigger based on wow is TBD */ 2454 2455 if (test_bit(wil_status_suspended, wil->status)) { 2456 wil_dbg_pm(wil, "trying to suspend while suspended\n"); 2457 return 0; 2458 } 2459 2460 rc = wil_can_suspend(wil, false); 2461 if (rc) 2462 goto out; 2463 2464 wil_dbg_pm(wil, "suspending\n"); 2465 2466 mutex_lock(&wil->mutex); 2467 mutex_lock(&wil->vif_mutex); 2468 wil_p2p_stop_radio_operations(wil); 2469 wil_abort_scan_all_vifs(wil, true); 2470 mutex_unlock(&wil->vif_mutex); 2471 mutex_unlock(&wil->mutex); 2472 2473out: 2474 return rc; 2475} 2476 2477static int wil_cfg80211_resume(struct wiphy *wiphy) 2478{ 2479 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 2480 2481 wil_dbg_pm(wil, "resuming\n"); 2482 2483 return 0; 2484} 2485 2486static int 2487wil_cfg80211_sched_scan_start(struct wiphy *wiphy, 2488 struct net_device *dev, 2489 struct cfg80211_sched_scan_request *request) 2490{ 2491 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 2492 struct wil6210_vif *vif = ndev_to_vif(dev); 2493 int i, rc; 2494 2495 if (vif->mid != 0) 2496 return -EOPNOTSUPP; 2497 2498 wil_dbg_misc(wil, 2499 "sched scan start: n_ssids %d, ie_len %zu, flags 0x%x\n", 2500 request->n_ssids, request->ie_len, request->flags); 2501 for (i = 0; i < request->n_ssids; i++) { 2502 wil_dbg_misc(wil, "SSID[%d]:", i); 2503 wil_hex_dump_misc("SSID ", DUMP_PREFIX_OFFSET, 16, 1, 2504 request->ssids[i].ssid, 2505 request->ssids[i].ssid_len, true); 2506 } 2507 wil_dbg_misc(wil, "channels:"); 2508 for (i = 0; i < request->n_channels; i++) 2509 wil_dbg_misc(wil, " %d%s", request->channels[i]->hw_value, 2510 i == request->n_channels - 1 ? "\n" : ""); 2511 wil_dbg_misc(wil, "n_match_sets %d, min_rssi_thold %d, delay %d\n", 2512 request->n_match_sets, request->min_rssi_thold, 2513 request->delay); 2514 for (i = 0; i < request->n_match_sets; i++) { 2515 struct cfg80211_match_set *ms = &request->match_sets[i]; 2516 2517 wil_dbg_misc(wil, "MATCHSET[%d]: rssi_thold %d\n", 2518 i, ms->rssi_thold); 2519 wil_hex_dump_misc("SSID ", DUMP_PREFIX_OFFSET, 16, 1, 2520 ms->ssid.ssid, 2521 ms->ssid.ssid_len, true); 2522 } 2523 wil_dbg_misc(wil, "n_scan_plans %d\n", request->n_scan_plans); 2524 for (i = 0; i < request->n_scan_plans; i++) { 2525 struct cfg80211_sched_scan_plan *sp = &request->scan_plans[i]; 2526 2527 wil_dbg_misc(wil, "SCAN PLAN[%d]: interval %d iterations %d\n", 2528 i, sp->interval, sp->iterations); 2529 } 2530 2531 rc = wmi_set_ie(vif, WMI_FRAME_PROBE_REQ, 2532 request->ie_len, request->ie); 2533 if (rc) 2534 return rc; 2535 return wmi_start_sched_scan(wil, request); 2536} 2537 2538static int 2539wil_cfg80211_sched_scan_stop(struct wiphy *wiphy, struct net_device *dev, 2540 u64 reqid) 2541{ 2542 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 2543 struct wil6210_vif *vif = ndev_to_vif(dev); 2544 int rc; 2545 2546 if (vif->mid != 0) 2547 return -EOPNOTSUPP; 2548 2549 rc = wmi_stop_sched_scan(wil); 2550 /* device would return error if it thinks PNO is already stopped. 2551 * ignore the return code so user space and driver gets back in-sync 2552 */ 2553 wil_dbg_misc(wil, "sched scan stopped (%d)\n", rc); 2554 2555 return 0; 2556} 2557 2558static int 2559wil_cfg80211_update_ft_ies(struct wiphy *wiphy, struct net_device *dev, 2560 struct cfg80211_update_ft_ies_params *ftie) 2561{ 2562 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 2563 struct wil6210_vif *vif = ndev_to_vif(dev); 2564 struct cfg80211_bss *bss; 2565 struct wmi_ft_reassoc_cmd reassoc; 2566 int rc = 0; 2567 2568 wil_dbg_misc(wil, "update ft ies, mid=%d\n", vif->mid); 2569 wil_hex_dump_misc("FT IE ", DUMP_PREFIX_OFFSET, 16, 1, 2570 ftie->ie, ftie->ie_len, true); 2571 2572 if (!test_bit(WMI_FW_CAPABILITY_FT_ROAMING, wil->fw_capabilities)) { 2573 wil_err(wil, "FW does not support FT roaming\n"); 2574 return -EOPNOTSUPP; 2575 } 2576 2577 rc = wmi_update_ft_ies(vif, ftie->ie_len, ftie->ie); 2578 if (rc) 2579 return rc; 2580 2581 if (!test_bit(wil_vif_ft_roam, vif->status)) 2582 /* vif is not roaming */ 2583 return 0; 2584 2585 /* wil_vif_ft_roam is set. wil_cfg80211_update_ft_ies is used as 2586 * a trigger for reassoc 2587 */ 2588 2589 bss = vif->bss; 2590 if (!bss) { 2591 wil_err(wil, "FT: bss is NULL\n"); 2592 return -EINVAL; 2593 } 2594 2595 memset(&reassoc, 0, sizeof(reassoc)); 2596 ether_addr_copy(reassoc.bssid, bss->bssid); 2597 2598 rc = wmi_send(wil, WMI_FT_REASSOC_CMDID, vif->mid, 2599 &reassoc, sizeof(reassoc)); 2600 if (rc) 2601 wil_err(wil, "FT: reassoc failed (%d)\n", rc); 2602 2603 return rc; 2604} 2605 2606static int wil_cfg80211_set_multicast_to_unicast(struct wiphy *wiphy, 2607 struct net_device *dev, 2608 const bool enabled) 2609{ 2610 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 2611 2612 if (wil->multicast_to_unicast == enabled) 2613 return 0; 2614 2615 wil_info(wil, "set multicast to unicast, enabled=%d\n", enabled); 2616 wil->multicast_to_unicast = enabled; 2617 2618 return 0; 2619} 2620 2621static int wil_cfg80211_set_cqm_rssi_config(struct wiphy *wiphy, 2622 struct net_device *dev, 2623 s32 rssi_thold, u32 rssi_hyst) 2624{ 2625 struct wil6210_priv *wil = wiphy_to_wil(wiphy); 2626 int rc; 2627 2628 wil->cqm_rssi_thold = rssi_thold; 2629 2630 rc = wmi_set_cqm_rssi_config(wil, rssi_thold, rssi_hyst); 2631 if (rc) 2632 /* reset stored value upon failure */ 2633 wil->cqm_rssi_thold = 0; 2634 2635 return rc; 2636} 2637 2638static const struct cfg80211_ops wil_cfg80211_ops = { 2639 .add_virtual_intf = wil_cfg80211_add_iface, 2640 .del_virtual_intf = wil_cfg80211_del_iface, 2641 .scan = wil_cfg80211_scan, 2642 .abort_scan = wil_cfg80211_abort_scan, 2643 .connect = wil_cfg80211_connect, 2644 .disconnect = wil_cfg80211_disconnect, 2645 .set_wiphy_params = wil_cfg80211_set_wiphy_params, 2646 .change_virtual_intf = wil_cfg80211_change_iface, 2647 .get_station = wil_cfg80211_get_station, 2648 .dump_station = wil_cfg80211_dump_station, 2649 .remain_on_channel = wil_remain_on_channel, 2650 .cancel_remain_on_channel = wil_cancel_remain_on_channel, 2651 .mgmt_tx = wil_cfg80211_mgmt_tx, 2652 .set_monitor_channel = wil_cfg80211_set_channel, 2653 .add_key = wil_cfg80211_add_key, 2654 .del_key = wil_cfg80211_del_key, 2655 .set_default_key = wil_cfg80211_set_default_key, 2656 /* AP mode */ 2657 .change_beacon = wil_cfg80211_change_beacon, 2658 .start_ap = wil_cfg80211_start_ap, 2659 .stop_ap = wil_cfg80211_stop_ap, 2660 .add_station = wil_cfg80211_add_station, 2661 .del_station = wil_cfg80211_del_station, 2662 .change_station = wil_cfg80211_change_station, 2663 .probe_client = wil_cfg80211_probe_client, 2664 .change_bss = wil_cfg80211_change_bss, 2665 /* P2P device */ 2666 .start_p2p_device = wil_cfg80211_start_p2p_device, 2667 .stop_p2p_device = wil_cfg80211_stop_p2p_device, 2668 .set_power_mgmt = wil_cfg80211_set_power_mgmt, 2669 .set_cqm_rssi_config = wil_cfg80211_set_cqm_rssi_config, 2670 .suspend = wil_cfg80211_suspend, 2671 .resume = wil_cfg80211_resume, 2672 .sched_scan_start = wil_cfg80211_sched_scan_start, 2673 .sched_scan_stop = wil_cfg80211_sched_scan_stop, 2674 .update_ft_ies = wil_cfg80211_update_ft_ies, 2675 .set_multicast_to_unicast = wil_cfg80211_set_multicast_to_unicast, 2676}; 2677 2678static void wil_wiphy_init(struct wiphy *wiphy) 2679{ 2680 wiphy->max_scan_ssids = 1; 2681 wiphy->max_scan_ie_len = WMI_MAX_IE_LEN; 2682 wiphy->max_remain_on_channel_duration = WIL_MAX_ROC_DURATION_MS; 2683 wiphy->max_num_pmkids = 0 /* TODO: */; 2684 wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION) | 2685 BIT(NL80211_IFTYPE_AP) | 2686 BIT(NL80211_IFTYPE_P2P_CLIENT) | 2687 BIT(NL80211_IFTYPE_P2P_GO) | 2688 BIT(NL80211_IFTYPE_P2P_DEVICE) | 2689 BIT(NL80211_IFTYPE_MONITOR); 2690 wiphy->flags |= WIPHY_FLAG_HAS_REMAIN_ON_CHANNEL | 2691 WIPHY_FLAG_AP_PROBE_RESP_OFFLOAD | 2692 WIPHY_FLAG_PS_ON_BY_DEFAULT; 2693 if (!disable_ap_sme) 2694 wiphy->flags |= WIPHY_FLAG_HAVE_AP_SME; 2695 dev_dbg(wiphy_dev(wiphy), "%s : flags = 0x%08x\n", 2696 __func__, wiphy->flags); 2697 wiphy->probe_resp_offload = 2698 NL80211_PROBE_RESP_OFFLOAD_SUPPORT_WPS | 2699 NL80211_PROBE_RESP_OFFLOAD_SUPPORT_WPS2 | 2700 NL80211_PROBE_RESP_OFFLOAD_SUPPORT_P2P; 2701 2702 wiphy->bands[NL80211_BAND_60GHZ] = &wil_band_60ghz; 2703 2704 /* may change after reading FW capabilities */ 2705 wiphy->signal_type = CFG80211_SIGNAL_TYPE_UNSPEC; 2706 2707 wiphy->cipher_suites = wil_cipher_suites; 2708 wiphy->n_cipher_suites = ARRAY_SIZE(wil_cipher_suites); 2709 wiphy->mgmt_stypes = wil_mgmt_stypes; 2710 wiphy->features |= NL80211_FEATURE_SK_TX_STATUS; 2711 wiphy->bss_param_support = WIPHY_BSS_PARAM_AP_ISOLATE; 2712 2713 wiphy->n_vendor_commands = ARRAY_SIZE(wil_nl80211_vendor_commands); 2714 wiphy->vendor_commands = wil_nl80211_vendor_commands; 2715 2716#ifdef CONFIG_PM 2717 wiphy->wowlan = &wil_wowlan_support; 2718#endif 2719} 2720 2721int wil_cfg80211_iface_combinations_from_fw( 2722 struct wil6210_priv *wil, const struct wil_fw_record_concurrency *conc) 2723{ 2724 struct wiphy *wiphy = wil_to_wiphy(wil); 2725 u32 total_limits = 0; 2726 u16 n_combos; 2727 const struct wil_fw_concurrency_combo *combo; 2728 const struct wil_fw_concurrency_limit *limit; 2729 struct ieee80211_iface_combination *iface_combinations; 2730 struct ieee80211_iface_limit *iface_limit; 2731 int i, j; 2732 2733 if (wiphy->iface_combinations) { 2734 wil_dbg_misc(wil, "iface_combinations already set, skipping\n"); 2735 return 0; 2736 } 2737 2738 combo = (const struct wil_fw_concurrency_combo *)(conc + 1); 2739 n_combos = le16_to_cpu(conc->n_combos); 2740 for (i = 0; i < n_combos; i++) { 2741 total_limits += combo->n_limits; 2742 limit = combo->limits + combo->n_limits; 2743 combo = (struct wil_fw_concurrency_combo *)limit; 2744 } 2745 2746 iface_combinations = 2747 kzalloc(n_combos * sizeof(struct ieee80211_iface_combination) + 2748 total_limits * sizeof(struct ieee80211_iface_limit), 2749 GFP_KERNEL); 2750 if (!iface_combinations) 2751 return -ENOMEM; 2752 iface_limit = (struct ieee80211_iface_limit *)(iface_combinations + 2753 n_combos); 2754 combo = (const struct wil_fw_concurrency_combo *)(conc + 1); 2755 for (i = 0; i < n_combos; i++) { 2756 iface_combinations[i].max_interfaces = combo->max_interfaces; 2757 iface_combinations[i].num_different_channels = 2758 combo->n_diff_channels; 2759 iface_combinations[i].beacon_int_infra_match = 2760 combo->same_bi; 2761 iface_combinations[i].n_limits = combo->n_limits; 2762 wil_dbg_misc(wil, 2763 "iface_combination %d: max_if %d, num_ch %d, bi_match %d\n", 2764 i, iface_combinations[i].max_interfaces, 2765 iface_combinations[i].num_different_channels, 2766 iface_combinations[i].beacon_int_infra_match); 2767 limit = combo->limits; 2768 for (j = 0; j < combo->n_limits; j++) { 2769 iface_limit[j].max = le16_to_cpu(limit[j].max); 2770 iface_limit[j].types = le16_to_cpu(limit[j].types); 2771 wil_dbg_misc(wil, 2772 "limit %d: max %d types 0x%x\n", j, 2773 iface_limit[j].max, iface_limit[j].types); 2774 } 2775 iface_combinations[i].limits = iface_limit; 2776 iface_limit += combo->n_limits; 2777 limit += combo->n_limits; 2778 combo = (struct wil_fw_concurrency_combo *)limit; 2779 } 2780 2781 wil_dbg_misc(wil, "multiple VIFs supported, n_mids %d\n", conc->n_mids); 2782 wil->max_vifs = conc->n_mids + 1; /* including main interface */ 2783 if (wil->max_vifs > WIL_MAX_VIFS) { 2784 wil_info(wil, "limited number of VIFs supported(%d, FW %d)\n", 2785 WIL_MAX_VIFS, wil->max_vifs); 2786 wil->max_vifs = WIL_MAX_VIFS; 2787 } 2788 wiphy->n_iface_combinations = n_combos; 2789 wiphy->iface_combinations = iface_combinations; 2790 return 0; 2791} 2792 2793struct wil6210_priv *wil_cfg80211_init(struct device *dev) 2794{ 2795 struct wiphy *wiphy; 2796 struct wil6210_priv *wil; 2797 struct ieee80211_channel *ch; 2798 2799 dev_dbg(dev, "%s()\n", __func__); 2800 2801 /* Note: the wireless_dev structure is no longer allocated here. 2802 * Instead, it is allocated as part of the net_device structure 2803 * for main interface and each VIF. 2804 */ 2805 wiphy = wiphy_new(&wil_cfg80211_ops, sizeof(struct wil6210_priv)); 2806 if (!wiphy) 2807 return ERR_PTR(-ENOMEM); 2808 2809 set_wiphy_dev(wiphy, dev); 2810 wil_wiphy_init(wiphy); 2811 2812 wil = wiphy_to_wil(wiphy); 2813 wil->wiphy = wiphy; 2814 2815 /* default monitor channel */ 2816 ch = wiphy->bands[NL80211_BAND_60GHZ]->channels; 2817 cfg80211_chandef_create(&wil->monitor_chandef, ch, NL80211_CHAN_NO_HT); 2818 2819 return wil; 2820} 2821 2822void wil_cfg80211_deinit(struct wil6210_priv *wil) 2823{ 2824 struct wiphy *wiphy = wil_to_wiphy(wil); 2825 2826 dev_dbg(wil_to_dev(wil), "%s()\n", __func__); 2827 2828 if (!wiphy) 2829 return; 2830 2831 kfree(wiphy->iface_combinations); 2832 wiphy->iface_combinations = NULL; 2833 2834 wiphy_free(wiphy); 2835 /* do not access wil6210_priv after returning from here */ 2836} 2837 2838void wil_p2p_wdev_free(struct wil6210_priv *wil) 2839{ 2840 struct wireless_dev *p2p_wdev; 2841 2842 mutex_lock(&wil->vif_mutex); 2843 p2p_wdev = wil->p2p_wdev; 2844 wil->p2p_wdev = NULL; 2845 wil->radio_wdev = wil->main_ndev->ieee80211_ptr; 2846 mutex_unlock(&wil->vif_mutex); 2847 if (p2p_wdev) { 2848 cfg80211_unregister_wdev(p2p_wdev); 2849 kfree(p2p_wdev); 2850 } 2851} 2852 2853static int wil_rf_sector_status_to_rc(u8 status) 2854{ 2855 switch (status) { 2856 case WMI_RF_SECTOR_STATUS_SUCCESS: 2857 return 0; 2858 case WMI_RF_SECTOR_STATUS_BAD_PARAMETERS_ERROR: 2859 return -EINVAL; 2860 case WMI_RF_SECTOR_STATUS_BUSY_ERROR: 2861 return -EAGAIN; 2862 case WMI_RF_SECTOR_STATUS_NOT_SUPPORTED_ERROR: 2863 return -EOPNOTSUPP; 2864 default: 2865 return -EINVAL; 2866 } 2867} 2868 2869static int wil_rf_sector_get_cfg(struct wiphy *wiphy, 2870 struct wireless_dev *wdev, 2871 const void *data, int data_len) 2872{ 2873 struct wil6210_priv *wil = wdev_to_wil(wdev); 2874 struct wil6210_vif *vif = wdev_to_vif(wil, wdev); 2875 int rc; 2876 struct nlattr *tb[QCA_ATTR_DMG_RF_SECTOR_MAX + 1]; 2877 u16 sector_index; 2878 u8 sector_type; 2879 u32 rf_modules_vec; 2880 struct wmi_get_rf_sector_params_cmd cmd; 2881 struct { 2882 struct wmi_cmd_hdr wmi; 2883 struct wmi_get_rf_sector_params_done_event evt; 2884 } __packed reply = { 2885 .evt = {.status = WMI_RF_SECTOR_STATUS_NOT_SUPPORTED_ERROR}, 2886 }; 2887 struct sk_buff *msg; 2888 struct nlattr *nl_cfgs, *nl_cfg; 2889 u32 i; 2890 struct wmi_rf_sector_info *si; 2891 2892 if (!test_bit(WMI_FW_CAPABILITY_RF_SECTORS, wil->fw_capabilities)) 2893 return -EOPNOTSUPP; 2894 2895 rc = nla_parse_deprecated(tb, QCA_ATTR_DMG_RF_SECTOR_MAX, data, 2896 data_len, wil_rf_sector_policy, NULL); 2897 if (rc) { 2898 wil_err(wil, "Invalid rf sector ATTR\n"); 2899 return rc; 2900 } 2901 2902 if (!tb[QCA_ATTR_DMG_RF_SECTOR_INDEX] || 2903 !tb[QCA_ATTR_DMG_RF_SECTOR_TYPE] || 2904 !tb[QCA_ATTR_DMG_RF_MODULE_MASK]) { 2905 wil_err(wil, "Invalid rf sector spec\n"); 2906 return -EINVAL; 2907 } 2908 2909 sector_index = nla_get_u16( 2910 tb[QCA_ATTR_DMG_RF_SECTOR_INDEX]); 2911 if (sector_index >= WIL_MAX_RF_SECTORS) { 2912 wil_err(wil, "Invalid sector index %d\n", sector_index); 2913 return -EINVAL; 2914 } 2915 2916 sector_type = nla_get_u8(tb[QCA_ATTR_DMG_RF_SECTOR_TYPE]); 2917 if (sector_type >= QCA_ATTR_DMG_RF_SECTOR_TYPE_MAX) { 2918 wil_err(wil, "Invalid sector type %d\n", sector_type); 2919 return -EINVAL; 2920 } 2921 2922 rf_modules_vec = nla_get_u32( 2923 tb[QCA_ATTR_DMG_RF_MODULE_MASK]); 2924 if (rf_modules_vec >= BIT(WMI_MAX_RF_MODULES_NUM)) { 2925 wil_err(wil, "Invalid rf module mask 0x%x\n", rf_modules_vec); 2926 return -EINVAL; 2927 } 2928 2929 cmd.sector_idx = cpu_to_le16(sector_index); 2930 cmd.sector_type = sector_type; 2931 cmd.rf_modules_vec = rf_modules_vec & 0xFF; 2932 rc = wmi_call(wil, WMI_GET_RF_SECTOR_PARAMS_CMDID, vif->mid, 2933 &cmd, sizeof(cmd), WMI_GET_RF_SECTOR_PARAMS_DONE_EVENTID, 2934 &reply, sizeof(reply), 2935 500); 2936 if (rc) 2937 return rc; 2938 if (reply.evt.status) { 2939 wil_err(wil, "get rf sector cfg failed with status %d\n", 2940 reply.evt.status); 2941 return wil_rf_sector_status_to_rc(reply.evt.status); 2942 } 2943 2944 msg = cfg80211_vendor_cmd_alloc_reply_skb( 2945 wiphy, 64 * WMI_MAX_RF_MODULES_NUM); 2946 if (!msg) 2947 return -ENOMEM; 2948 2949 if (nla_put_u64_64bit(msg, QCA_ATTR_TSF, 2950 le64_to_cpu(reply.evt.tsf), 2951 QCA_ATTR_PAD)) 2952 goto nla_put_failure; 2953 2954 nl_cfgs = nla_nest_start_noflag(msg, QCA_ATTR_DMG_RF_SECTOR_CFG); 2955 if (!nl_cfgs) 2956 goto nla_put_failure; 2957 for (i = 0; i < WMI_MAX_RF_MODULES_NUM; i++) { 2958 if (!(rf_modules_vec & BIT(i))) 2959 continue; 2960 nl_cfg = nla_nest_start_noflag(msg, i); 2961 if (!nl_cfg) 2962 goto nla_put_failure; 2963 si = &reply.evt.sectors_info[i]; 2964 if (nla_put_u8(msg, QCA_ATTR_DMG_RF_SECTOR_CFG_MODULE_INDEX, 2965 i) || 2966 nla_put_u32(msg, QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE0, 2967 le32_to_cpu(si->etype0)) || 2968 nla_put_u32(msg, QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE1, 2969 le32_to_cpu(si->etype1)) || 2970 nla_put_u32(msg, QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE2, 2971 le32_to_cpu(si->etype2)) || 2972 nla_put_u32(msg, QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_HI, 2973 le32_to_cpu(si->psh_hi)) || 2974 nla_put_u32(msg, QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_LO, 2975 le32_to_cpu(si->psh_lo)) || 2976 nla_put_u32(msg, QCA_ATTR_DMG_RF_SECTOR_CFG_DTYPE_X16, 2977 le32_to_cpu(si->dtype_swch_off))) 2978 goto nla_put_failure; 2979 nla_nest_end(msg, nl_cfg); 2980 } 2981 2982 nla_nest_end(msg, nl_cfgs); 2983 rc = cfg80211_vendor_cmd_reply(msg); 2984 return rc; 2985nla_put_failure: 2986 kfree_skb(msg); 2987 return -ENOBUFS; 2988} 2989 2990static int wil_rf_sector_set_cfg(struct wiphy *wiphy, 2991 struct wireless_dev *wdev, 2992 const void *data, int data_len) 2993{ 2994 struct wil6210_priv *wil = wdev_to_wil(wdev); 2995 struct wil6210_vif *vif = wdev_to_vif(wil, wdev); 2996 int rc, tmp; 2997 struct nlattr *tb[QCA_ATTR_DMG_RF_SECTOR_MAX + 1]; 2998 struct nlattr *tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_MAX + 1]; 2999 u16 sector_index, rf_module_index; 3000 u8 sector_type; 3001 u32 rf_modules_vec = 0; 3002 struct wmi_set_rf_sector_params_cmd cmd; 3003 struct { 3004 struct wmi_cmd_hdr wmi; 3005 struct wmi_set_rf_sector_params_done_event evt; 3006 } __packed reply = { 3007 .evt = {.status = WMI_RF_SECTOR_STATUS_NOT_SUPPORTED_ERROR}, 3008 }; 3009 struct nlattr *nl_cfg; 3010 struct wmi_rf_sector_info *si; 3011 3012 if (!test_bit(WMI_FW_CAPABILITY_RF_SECTORS, wil->fw_capabilities)) 3013 return -EOPNOTSUPP; 3014 3015 rc = nla_parse_deprecated(tb, QCA_ATTR_DMG_RF_SECTOR_MAX, data, 3016 data_len, wil_rf_sector_policy, NULL); 3017 if (rc) { 3018 wil_err(wil, "Invalid rf sector ATTR\n"); 3019 return rc; 3020 } 3021 3022 if (!tb[QCA_ATTR_DMG_RF_SECTOR_INDEX] || 3023 !tb[QCA_ATTR_DMG_RF_SECTOR_TYPE] || 3024 !tb[QCA_ATTR_DMG_RF_SECTOR_CFG]) { 3025 wil_err(wil, "Invalid rf sector spec\n"); 3026 return -EINVAL; 3027 } 3028 3029 sector_index = nla_get_u16( 3030 tb[QCA_ATTR_DMG_RF_SECTOR_INDEX]); 3031 if (sector_index >= WIL_MAX_RF_SECTORS) { 3032 wil_err(wil, "Invalid sector index %d\n", sector_index); 3033 return -EINVAL; 3034 } 3035 3036 sector_type = nla_get_u8(tb[QCA_ATTR_DMG_RF_SECTOR_TYPE]); 3037 if (sector_type >= QCA_ATTR_DMG_RF_SECTOR_TYPE_MAX) { 3038 wil_err(wil, "Invalid sector type %d\n", sector_type); 3039 return -EINVAL; 3040 } 3041 3042 memset(&cmd, 0, sizeof(cmd)); 3043 3044 cmd.sector_idx = cpu_to_le16(sector_index); 3045 cmd.sector_type = sector_type; 3046 nla_for_each_nested(nl_cfg, tb[QCA_ATTR_DMG_RF_SECTOR_CFG], 3047 tmp) { 3048 rc = nla_parse_nested_deprecated(tb2, 3049 QCA_ATTR_DMG_RF_SECTOR_CFG_MAX, 3050 nl_cfg, 3051 wil_rf_sector_cfg_policy, 3052 NULL); 3053 if (rc) { 3054 wil_err(wil, "invalid sector cfg\n"); 3055 return -EINVAL; 3056 } 3057 3058 if (!tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_MODULE_INDEX] || 3059 !tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE0] || 3060 !tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE1] || 3061 !tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE2] || 3062 !tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_HI] || 3063 !tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_LO] || 3064 !tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_DTYPE_X16]) { 3065 wil_err(wil, "missing cfg params\n"); 3066 return -EINVAL; 3067 } 3068 3069 rf_module_index = nla_get_u8( 3070 tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_MODULE_INDEX]); 3071 if (rf_module_index >= WMI_MAX_RF_MODULES_NUM) { 3072 wil_err(wil, "invalid RF module index %d\n", 3073 rf_module_index); 3074 return -EINVAL; 3075 } 3076 rf_modules_vec |= BIT(rf_module_index); 3077 si = &cmd.sectors_info[rf_module_index]; 3078 si->etype0 = cpu_to_le32(nla_get_u32( 3079 tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE0])); 3080 si->etype1 = cpu_to_le32(nla_get_u32( 3081 tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE1])); 3082 si->etype2 = cpu_to_le32(nla_get_u32( 3083 tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE2])); 3084 si->psh_hi = cpu_to_le32(nla_get_u32( 3085 tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_HI])); 3086 si->psh_lo = cpu_to_le32(nla_get_u32( 3087 tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_LO])); 3088 si->dtype_swch_off = cpu_to_le32(nla_get_u32( 3089 tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_DTYPE_X16])); 3090 } 3091 3092 cmd.rf_modules_vec = rf_modules_vec & 0xFF; 3093 rc = wmi_call(wil, WMI_SET_RF_SECTOR_PARAMS_CMDID, vif->mid, 3094 &cmd, sizeof(cmd), WMI_SET_RF_SECTOR_PARAMS_DONE_EVENTID, 3095 &reply, sizeof(reply), 3096 500); 3097 if (rc) 3098 return rc; 3099 return wil_rf_sector_status_to_rc(reply.evt.status); 3100} 3101 3102static int wil_rf_sector_get_selected(struct wiphy *wiphy, 3103 struct wireless_dev *wdev, 3104 const void *data, int data_len) 3105{ 3106 struct wil6210_priv *wil = wdev_to_wil(wdev); 3107 struct wil6210_vif *vif = wdev_to_vif(wil, wdev); 3108 int rc; 3109 struct nlattr *tb[QCA_ATTR_DMG_RF_SECTOR_MAX + 1]; 3110 u8 sector_type, mac_addr[ETH_ALEN]; 3111 int cid = 0; 3112 struct wmi_get_selected_rf_sector_index_cmd cmd; 3113 struct { 3114 struct wmi_cmd_hdr wmi; 3115 struct wmi_get_selected_rf_sector_index_done_event evt; 3116 } __packed reply = { 3117 .evt = {.status = WMI_RF_SECTOR_STATUS_NOT_SUPPORTED_ERROR}, 3118 }; 3119 struct sk_buff *msg; 3120 3121 if (!test_bit(WMI_FW_CAPABILITY_RF_SECTORS, wil->fw_capabilities)) 3122 return -EOPNOTSUPP; 3123 3124 rc = nla_parse_deprecated(tb, QCA_ATTR_DMG_RF_SECTOR_MAX, data, 3125 data_len, wil_rf_sector_policy, NULL); 3126 if (rc) { 3127 wil_err(wil, "Invalid rf sector ATTR\n"); 3128 return rc; 3129 } 3130 3131 if (!tb[QCA_ATTR_DMG_RF_SECTOR_TYPE]) { 3132 wil_err(wil, "Invalid rf sector spec\n"); 3133 return -EINVAL; 3134 } 3135 sector_type = nla_get_u8(tb[QCA_ATTR_DMG_RF_SECTOR_TYPE]); 3136 if (sector_type >= QCA_ATTR_DMG_RF_SECTOR_TYPE_MAX) { 3137 wil_err(wil, "Invalid sector type %d\n", sector_type); 3138 return -EINVAL; 3139 } 3140 3141 if (tb[QCA_ATTR_MAC_ADDR]) { 3142 ether_addr_copy(mac_addr, nla_data(tb[QCA_ATTR_MAC_ADDR])); 3143 cid = wil_find_cid(wil, vif->mid, mac_addr); 3144 if (cid < 0) { 3145 wil_err(wil, "invalid MAC address %pM\n", mac_addr); 3146 return -ENOENT; 3147 } 3148 } else { 3149 if (test_bit(wil_vif_fwconnected, vif->status)) { 3150 wil_err(wil, "must specify MAC address when connected\n"); 3151 return -EINVAL; 3152 } 3153 } 3154 3155 memset(&cmd, 0, sizeof(cmd)); 3156 cmd.cid = (u8)cid; 3157 cmd.sector_type = sector_type; 3158 rc = wmi_call(wil, WMI_GET_SELECTED_RF_SECTOR_INDEX_CMDID, vif->mid, 3159 &cmd, sizeof(cmd), 3160 WMI_GET_SELECTED_RF_SECTOR_INDEX_DONE_EVENTID, 3161 &reply, sizeof(reply), 3162 500); 3163 if (rc) 3164 return rc; 3165 if (reply.evt.status) { 3166 wil_err(wil, "get rf selected sector cfg failed with status %d\n", 3167 reply.evt.status); 3168 return wil_rf_sector_status_to_rc(reply.evt.status); 3169 } 3170 3171 msg = cfg80211_vendor_cmd_alloc_reply_skb( 3172 wiphy, 64 * WMI_MAX_RF_MODULES_NUM); 3173 if (!msg) 3174 return -ENOMEM; 3175 3176 if (nla_put_u64_64bit(msg, QCA_ATTR_TSF, 3177 le64_to_cpu(reply.evt.tsf), 3178 QCA_ATTR_PAD) || 3179 nla_put_u16(msg, QCA_ATTR_DMG_RF_SECTOR_INDEX, 3180 le16_to_cpu(reply.evt.sector_idx))) 3181 goto nla_put_failure; 3182 3183 rc = cfg80211_vendor_cmd_reply(msg); 3184 return rc; 3185nla_put_failure: 3186 kfree_skb(msg); 3187 return -ENOBUFS; 3188} 3189 3190static int wil_rf_sector_wmi_set_selected(struct wil6210_priv *wil, 3191 u8 mid, u16 sector_index, 3192 u8 sector_type, u8 cid) 3193{ 3194 struct wmi_set_selected_rf_sector_index_cmd cmd; 3195 struct { 3196 struct wmi_cmd_hdr wmi; 3197 struct wmi_set_selected_rf_sector_index_done_event evt; 3198 } __packed reply = { 3199 .evt = {.status = WMI_RF_SECTOR_STATUS_NOT_SUPPORTED_ERROR}, 3200 }; 3201 int rc; 3202 3203 memset(&cmd, 0, sizeof(cmd)); 3204 cmd.sector_idx = cpu_to_le16(sector_index); 3205 cmd.sector_type = sector_type; 3206 cmd.cid = (u8)cid; 3207 rc = wmi_call(wil, WMI_SET_SELECTED_RF_SECTOR_INDEX_CMDID, mid, 3208 &cmd, sizeof(cmd), 3209 WMI_SET_SELECTED_RF_SECTOR_INDEX_DONE_EVENTID, 3210 &reply, sizeof(reply), 3211 500); 3212 if (rc) 3213 return rc; 3214 return wil_rf_sector_status_to_rc(reply.evt.status); 3215} 3216 3217static int wil_rf_sector_set_selected(struct wiphy *wiphy, 3218 struct wireless_dev *wdev, 3219 const void *data, int data_len) 3220{ 3221 struct wil6210_priv *wil = wdev_to_wil(wdev); 3222 struct wil6210_vif *vif = wdev_to_vif(wil, wdev); 3223 int rc; 3224 struct nlattr *tb[QCA_ATTR_DMG_RF_SECTOR_MAX + 1]; 3225 u16 sector_index; 3226 u8 sector_type, mac_addr[ETH_ALEN], i; 3227 int cid = 0; 3228 3229 if (!test_bit(WMI_FW_CAPABILITY_RF_SECTORS, wil->fw_capabilities)) 3230 return -EOPNOTSUPP; 3231 3232 rc = nla_parse_deprecated(tb, QCA_ATTR_DMG_RF_SECTOR_MAX, data, 3233 data_len, wil_rf_sector_policy, NULL); 3234 if (rc) { 3235 wil_err(wil, "Invalid rf sector ATTR\n"); 3236 return rc; 3237 } 3238 3239 if (!tb[QCA_ATTR_DMG_RF_SECTOR_INDEX] || 3240 !tb[QCA_ATTR_DMG_RF_SECTOR_TYPE]) { 3241 wil_err(wil, "Invalid rf sector spec\n"); 3242 return -EINVAL; 3243 } 3244 3245 sector_index = nla_get_u16( 3246 tb[QCA_ATTR_DMG_RF_SECTOR_INDEX]); 3247 if (sector_index >= WIL_MAX_RF_SECTORS && 3248 sector_index != WMI_INVALID_RF_SECTOR_INDEX) { 3249 wil_err(wil, "Invalid sector index %d\n", sector_index); 3250 return -EINVAL; 3251 } 3252 3253 sector_type = nla_get_u8(tb[QCA_ATTR_DMG_RF_SECTOR_TYPE]); 3254 if (sector_type >= QCA_ATTR_DMG_RF_SECTOR_TYPE_MAX) { 3255 wil_err(wil, "Invalid sector type %d\n", sector_type); 3256 return -EINVAL; 3257 } 3258 3259 if (tb[QCA_ATTR_MAC_ADDR]) { 3260 ether_addr_copy(mac_addr, nla_data(tb[QCA_ATTR_MAC_ADDR])); 3261 if (!is_broadcast_ether_addr(mac_addr)) { 3262 cid = wil_find_cid(wil, vif->mid, mac_addr); 3263 if (cid < 0) { 3264 wil_err(wil, "invalid MAC address %pM\n", 3265 mac_addr); 3266 return -ENOENT; 3267 } 3268 } else { 3269 if (sector_index != WMI_INVALID_RF_SECTOR_INDEX) { 3270 wil_err(wil, "broadcast MAC valid only with unlocking\n"); 3271 return -EINVAL; 3272 } 3273 cid = -1; 3274 } 3275 } else { 3276 if (test_bit(wil_vif_fwconnected, vif->status)) { 3277 wil_err(wil, "must specify MAC address when connected\n"); 3278 return -EINVAL; 3279 } 3280 /* otherwise, using cid=0 for unassociated station */ 3281 } 3282 3283 if (cid >= 0) { 3284 rc = wil_rf_sector_wmi_set_selected(wil, vif->mid, sector_index, 3285 sector_type, cid); 3286 } else { 3287 /* unlock all cids */ 3288 rc = wil_rf_sector_wmi_set_selected( 3289 wil, vif->mid, WMI_INVALID_RF_SECTOR_INDEX, 3290 sector_type, WIL_CID_ALL); 3291 if (rc == -EINVAL) { 3292 for (i = 0; i < wil->max_assoc_sta; i++) { 3293 if (wil->sta[i].mid != vif->mid) 3294 continue; 3295 rc = wil_rf_sector_wmi_set_selected( 3296 wil, vif->mid, 3297 WMI_INVALID_RF_SECTOR_INDEX, 3298 sector_type, i); 3299 /* the FW will silently ignore and return 3300 * success for unused cid, so abort the loop 3301 * on any other error 3302 */ 3303 if (rc) { 3304 wil_err(wil, "unlock cid %d failed with status %d\n", 3305 i, rc); 3306 break; 3307 } 3308 } 3309 } 3310 } 3311 3312 return rc; 3313}
~/
Read-only file preview.