1 /* 2 * Copyright (c) 2015-2016 Quantenna Communications, Inc. 3 * 4 * This program is free software; you can redistribute it and/or 5 * modify it under the terms of the GNU General Public License 6 * as published by the Free Software Foundation; either version 2 7 * of the License, or (at your option) any later version. 8 * 9 * This program is distributed in the hope that it will be useful, 10 * but WITHOUT ANY WARRANTY; without even the implied warranty of 11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 12 * GNU General Public License for more details. 13 * 14 */ 15 16 #include <linux/types.h> 17 #include <linux/skbuff.h> 18 19 #include "cfg80211.h" 20 #include "core.h" 21 #include "qlink.h" 22 #include "qlink_util.h" 23 #include "bus.h" 24 #include "commands.h" 25 26 static int qtnf_cmd_check_reply_header(const struct qlink_resp *resp, 27 u16 cmd_id, u8 mac_id, u8 vif_id, 28 size_t resp_size) 29 { 30 if (unlikely(le16_to_cpu(resp->cmd_id) != cmd_id)) { 31 pr_warn("VIF%u.%u CMD%x: bad cmd_id in response: 0x%.4X\n", 32 mac_id, vif_id, cmd_id, le16_to_cpu(resp->cmd_id)); 33 return -EINVAL; 34 } 35 36 if (unlikely(resp->macid != mac_id)) { 37 pr_warn("VIF%u.%u CMD%x: bad MAC in response: %u\n", 38 mac_id, vif_id, cmd_id, resp->macid); 39 return -EINVAL; 40 } 41 42 if (unlikely(resp->vifid != vif_id)) { 43 pr_warn("VIF%u.%u CMD%x: bad VIF in response: %u\n", 44 mac_id, vif_id, cmd_id, resp->vifid); 45 return -EINVAL; 46 } 47 48 if (unlikely(le16_to_cpu(resp->mhdr.len) < resp_size)) { 49 pr_warn("VIF%u.%u CMD%x: bad response size %u < %zu\n", 50 mac_id, vif_id, cmd_id, 51 le16_to_cpu(resp->mhdr.len), resp_size); 52 return -ENOSPC; 53 } 54 55 return 0; 56 } 57 58 static int qtnf_cmd_send_with_reply(struct qtnf_bus *bus, 59 struct sk_buff *cmd_skb, 60 struct sk_buff **response_skb, 61 u16 *result_code, 62 size_t const_resp_size, 63 size_t *var_resp_size) 64 { 65 struct qlink_cmd *cmd; 66 const struct qlink_resp *resp; 67 struct sk_buff *resp_skb = NULL; 68 u16 cmd_id; 69 u8 mac_id, vif_id; 70 int ret; 71 72 cmd = (struct qlink_cmd *)cmd_skb->data; 73 cmd_id = le16_to_cpu(cmd->cmd_id); 74 mac_id = cmd->macid; 75 vif_id = cmd->vifid; 76 cmd->mhdr.len = cpu_to_le16(cmd_skb->len); 77 78 if (unlikely(bus->fw_state != QTNF_FW_STATE_ACTIVE && 79 le16_to_cpu(cmd->cmd_id) != QLINK_CMD_FW_INIT)) { 80 pr_warn("VIF%u.%u: drop cmd 0x%.4X in fw state %d\n", 81 mac_id, vif_id, le16_to_cpu(cmd->cmd_id), 82 bus->fw_state); 83 return -ENODEV; 84 } 85 86 pr_debug("VIF%u.%u cmd=0x%.4X\n", mac_id, vif_id, 87 le16_to_cpu(cmd->cmd_id)); 88 89 ret = qtnf_trans_send_cmd_with_resp(bus, cmd_skb, &resp_skb); 90 91 if (unlikely(ret)) 92 goto out; 93 94 resp = (const struct qlink_resp *)resp_skb->data; 95 ret = qtnf_cmd_check_reply_header(resp, cmd_id, mac_id, vif_id, 96 const_resp_size); 97 98 if (unlikely(ret)) 99 goto out; 100 101 if (likely(result_code)) 102 *result_code = le16_to_cpu(resp->result); 103 104 /* Return length of variable part of response */ 105 if (response_skb && var_resp_size) 106 *var_resp_size = le16_to_cpu(resp->mhdr.len) - const_resp_size; 107 108 out: 109 if (response_skb) 110 *response_skb = resp_skb; 111 else 112 consume_skb(resp_skb); 113 114 return ret; 115 } 116 117 static inline int qtnf_cmd_send(struct qtnf_bus *bus, 118 struct sk_buff *cmd_skb, 119 u16 *result_code) 120 { 121 return qtnf_cmd_send_with_reply(bus, cmd_skb, NULL, result_code, 122 sizeof(struct qlink_resp), NULL); 123 } 124 125 static struct sk_buff *qtnf_cmd_alloc_new_cmdskb(u8 macid, u8 vifid, u16 cmd_no, 126 size_t cmd_size) 127 { 128 struct qlink_cmd *cmd; 129 struct sk_buff *cmd_skb; 130 131 cmd_skb = __dev_alloc_skb(sizeof(*cmd) + 132 QTNF_MAX_CMD_BUF_SIZE, GFP_KERNEL); 133 if (unlikely(!cmd_skb)) { 134 pr_err("VIF%u.%u CMD %u: alloc failed\n", macid, vifid, cmd_no); 135 return NULL; 136 } 137 138 memset(skb_put(cmd_skb, cmd_size), 0, cmd_size); 139 140 cmd = (struct qlink_cmd *)cmd_skb->data; 141 cmd->mhdr.len = cpu_to_le16(cmd_skb->len); 142 cmd->mhdr.type = cpu_to_le16(QLINK_MSG_TYPE_CMD); 143 cmd->cmd_id = cpu_to_le16(cmd_no); 144 cmd->macid = macid; 145 cmd->vifid = vifid; 146 147 return cmd_skb; 148 } 149 150 int qtnf_cmd_send_start_ap(struct qtnf_vif *vif) 151 { 152 struct sk_buff *cmd_skb; 153 u16 res_code = QLINK_CMD_RESULT_OK; 154 int ret; 155 156 cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid, 157 QLINK_CMD_START_AP, 158 sizeof(struct qlink_cmd)); 159 if (unlikely(!cmd_skb)) 160 return -ENOMEM; 161 162 qtnf_bus_lock(vif->mac->bus); 163 164 ret = qtnf_cmd_send(vif->mac->bus, cmd_skb, &res_code); 165 166 if (unlikely(ret)) 167 goto out; 168 169 if (unlikely(res_code != QLINK_CMD_RESULT_OK)) { 170 pr_err("VIF%u.%u: CMD failed: %u\n", vif->mac->macid, 171 vif->vifid, res_code); 172 ret = -EFAULT; 173 goto out; 174 } 175 176 vif->bss_status |= QTNF_STATE_AP_START; 177 netif_carrier_on(vif->netdev); 178 179 out: 180 qtnf_bus_unlock(vif->mac->bus); 181 return ret; 182 } 183 184 int qtnf_cmd_send_regulatory_config(struct qtnf_wmac *mac, const char *alpha2) 185 { 186 struct sk_buff *cmd_skb; 187 u16 res_code = QLINK_CMD_RESULT_OK; 188 int ret; 189 190 cmd_skb = qtnf_cmd_alloc_new_cmdskb(mac->macid, QLINK_VIFID_RSVD, 191 QLINK_CMD_REG_REGION, 192 sizeof(struct qlink_cmd)); 193 if (unlikely(!cmd_skb)) 194 return -ENOMEM; 195 196 qtnf_cmd_skb_put_tlv_arr(cmd_skb, WLAN_EID_COUNTRY, alpha2, 197 QTNF_MAX_ALPHA_LEN); 198 199 ret = qtnf_cmd_send(mac->bus, cmd_skb, &res_code); 200 201 if (unlikely(ret)) 202 goto out; 203 204 if (unlikely(res_code != QLINK_CMD_RESULT_OK)) { 205 pr_err("MAC%u: CMD failed: %u\n", mac->macid, res_code); 206 ret = -EFAULT; 207 goto out; 208 } 209 210 memcpy(mac->bus->hw_info.alpha2_code, alpha2, 211 sizeof(mac->bus->hw_info.alpha2_code)); 212 out: 213 return ret; 214 } 215 216 int qtnf_cmd_send_config_ap(struct qtnf_vif *vif) 217 { 218 struct sk_buff *cmd_skb; 219 struct qtnf_bss_config *bss_cfg = &vif->bss_cfg; 220 struct cfg80211_chan_def *chandef = &bss_cfg->chandef; 221 struct qlink_tlv_channel *qchan; 222 struct qlink_auth_encr aen; 223 u16 res_code = QLINK_CMD_RESULT_OK; 224 int ret; 225 int i; 226 227 cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid, 228 QLINK_CMD_CONFIG_AP, 229 sizeof(struct qlink_cmd)); 230 if (unlikely(!cmd_skb)) 231 return -ENOMEM; 232 233 qtnf_bus_lock(vif->mac->bus); 234 235 qtnf_cmd_skb_put_tlv_arr(cmd_skb, WLAN_EID_SSID, bss_cfg->ssid, 236 bss_cfg->ssid_len); 237 qtnf_cmd_skb_put_tlv_u16(cmd_skb, QTN_TLV_ID_BCN_PERIOD, 238 bss_cfg->bcn_period); 239 qtnf_cmd_skb_put_tlv_u8(cmd_skb, QTN_TLV_ID_DTIM, bss_cfg->dtim); 240 241 qchan = (struct qlink_tlv_channel *)skb_put(cmd_skb, sizeof(*qchan)); 242 243 memset(qchan, 0, sizeof(*qchan)); 244 qchan->hdr.type = cpu_to_le16(QTN_TLV_ID_CHANNEL); 245 qchan->hdr.len = cpu_to_le16(sizeof(*qchan) - 246 sizeof(struct qlink_tlv_hdr)); 247 qchan->hw_value = cpu_to_le16( 248 ieee80211_frequency_to_channel(chandef->chan->center_freq)); 249 250 memset(&aen, 0, sizeof(aen)); 251 aen.auth_type = bss_cfg->auth_type; 252 aen.privacy = !!bss_cfg->privacy; 253 aen.mfp = bss_cfg->mfp; 254 aen.wpa_versions = cpu_to_le32(bss_cfg->crypto.wpa_versions); 255 aen.cipher_group = cpu_to_le32(bss_cfg->crypto.cipher_group); 256 aen.n_ciphers_pairwise = cpu_to_le32( 257 bss_cfg->crypto.n_ciphers_pairwise); 258 for (i = 0; i < QLINK_MAX_NR_CIPHER_SUITES; i++) 259 aen.ciphers_pairwise[i] = cpu_to_le32( 260 bss_cfg->crypto.ciphers_pairwise[i]); 261 aen.n_akm_suites = cpu_to_le32( 262 bss_cfg->crypto.n_akm_suites); 263 for (i = 0; i < QLINK_MAX_NR_AKM_SUITES; i++) 264 aen.akm_suites[i] = cpu_to_le32( 265 bss_cfg->crypto.akm_suites[i]); 266 aen.control_port = bss_cfg->crypto.control_port; 267 aen.control_port_no_encrypt = 268 bss_cfg->crypto.control_port_no_encrypt; 269 aen.control_port_ethertype = cpu_to_le16(be16_to_cpu( 270 bss_cfg->crypto.control_port_ethertype)); 271 272 qtnf_cmd_skb_put_tlv_arr(cmd_skb, QTN_TLV_ID_CRYPTO, (u8 *)&aen, 273 sizeof(aen)); 274 275 ret = qtnf_cmd_send(vif->mac->bus, cmd_skb, &res_code); 276 277 if (unlikely(ret)) 278 goto out; 279 280 if (unlikely(res_code != QLINK_CMD_RESULT_OK)) { 281 pr_err("VIF%u.%u: CMD failed: %u\n", vif->mac->macid, 282 vif->vifid, res_code); 283 ret = -EFAULT; 284 goto out; 285 } 286 287 vif->bss_status |= QTNF_STATE_AP_CONFIG; 288 289 out: 290 qtnf_bus_unlock(vif->mac->bus); 291 return ret; 292 } 293 294 int qtnf_cmd_send_stop_ap(struct qtnf_vif *vif) 295 { 296 struct sk_buff *cmd_skb; 297 u16 res_code = QLINK_CMD_RESULT_OK; 298 int ret; 299 300 cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid, 301 QLINK_CMD_STOP_AP, 302 sizeof(struct qlink_cmd)); 303 if (unlikely(!cmd_skb)) 304 return -ENOMEM; 305 306 qtnf_bus_lock(vif->mac->bus); 307 308 ret = qtnf_cmd_send(vif->mac->bus, cmd_skb, &res_code); 309 310 if (unlikely(ret)) 311 goto out; 312 313 if (unlikely(res_code != QLINK_CMD_RESULT_OK)) { 314 pr_err("VIF%u.%u: CMD failed: %u\n", vif->mac->macid, 315 vif->vifid, res_code); 316 ret = -EFAULT; 317 goto out; 318 } 319 320 vif->bss_status &= ~QTNF_STATE_AP_START; 321 vif->bss_status &= ~QTNF_STATE_AP_CONFIG; 322 323 netif_carrier_off(vif->netdev); 324 325 out: 326 qtnf_bus_unlock(vif->mac->bus); 327 return ret; 328 } 329 330 int qtnf_cmd_send_register_mgmt(struct qtnf_vif *vif, u16 frame_type, bool reg) 331 { 332 struct sk_buff *cmd_skb; 333 struct qlink_cmd_mgmt_frame_register *cmd; 334 u16 res_code = QLINK_CMD_RESULT_OK; 335 int ret; 336 337 cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid, 338 QLINK_CMD_REGISTER_MGMT, 339 sizeof(*cmd)); 340 if (unlikely(!cmd_skb)) 341 return -ENOMEM; 342 343 qtnf_bus_lock(vif->mac->bus); 344 345 cmd = (struct qlink_cmd_mgmt_frame_register *)cmd_skb->data; 346 cmd->frame_type = cpu_to_le16(frame_type); 347 cmd->do_register = reg; 348 349 ret = qtnf_cmd_send(vif->mac->bus, cmd_skb, &res_code); 350 351 if (unlikely(ret)) 352 goto out; 353 354 if (unlikely(res_code != QLINK_CMD_RESULT_OK)) { 355 pr_err("VIF%u.%u: CMD failed: %u\n", vif->mac->macid, 356 vif->vifid, res_code); 357 ret = -EFAULT; 358 goto out; 359 } 360 361 out: 362 qtnf_bus_unlock(vif->mac->bus); 363 return ret; 364 } 365 366 int qtnf_cmd_send_mgmt_frame(struct qtnf_vif *vif, u32 cookie, u16 flags, 367 u16 freq, const u8 *buf, size_t len) 368 { 369 struct sk_buff *cmd_skb; 370 struct qlink_cmd_mgmt_frame_tx *cmd; 371 u16 res_code = QLINK_CMD_RESULT_OK; 372 int ret; 373 374 if (sizeof(*cmd) + len > QTNF_MAX_CMD_BUF_SIZE) { 375 pr_warn("VIF%u.%u: frame is too big: %zu\n", vif->mac->macid, 376 vif->vifid, len); 377 return -E2BIG; 378 } 379 380 cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid, 381 QLINK_CMD_SEND_MGMT_FRAME, 382 sizeof(*cmd)); 383 if (unlikely(!cmd_skb)) 384 return -ENOMEM; 385 386 qtnf_bus_lock(vif->mac->bus); 387 388 cmd = (struct qlink_cmd_mgmt_frame_tx *)cmd_skb->data; 389 cmd->cookie = cpu_to_le32(cookie); 390 cmd->freq = cpu_to_le16(freq); 391 cmd->flags = cpu_to_le16(flags); 392 393 if (len && buf) 394 qtnf_cmd_skb_put_buffer(cmd_skb, buf, len); 395 396 ret = qtnf_cmd_send(vif->mac->bus, cmd_skb, &res_code); 397 398 if (unlikely(ret)) 399 goto out; 400 401 if (unlikely(res_code != QLINK_CMD_RESULT_OK)) { 402 pr_err("VIF%u.%u: CMD failed: %u\n", vif->mac->macid, 403 vif->vifid, res_code); 404 ret = -EFAULT; 405 goto out; 406 } 407 408 out: 409 qtnf_bus_unlock(vif->mac->bus); 410 return ret; 411 } 412 413 int qtnf_cmd_send_mgmt_set_appie(struct qtnf_vif *vif, u8 frame_type, 414 const u8 *buf, size_t len) 415 { 416 struct sk_buff *cmd_skb; 417 struct qlink_cmd_mgmt_append_ie *cmd; 418 u16 res_code = QLINK_CMD_RESULT_OK; 419 int ret; 420 421 if (sizeof(*cmd) + len > QTNF_MAX_CMD_BUF_SIZE) { 422 pr_warn("VIF%u.%u: %u frame is too big: %zu\n", vif->mac->macid, 423 vif->vifid, frame_type, len); 424 return -E2BIG; 425 } 426 427 cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid, 428 QLINK_CMD_MGMT_SET_APPIE, 429 sizeof(*cmd)); 430 if (unlikely(!cmd_skb)) 431 return -ENOMEM; 432 433 qtnf_bus_lock(vif->mac->bus); 434 435 cmd = (struct qlink_cmd_mgmt_append_ie *)cmd_skb->data; 436 cmd->type = frame_type; 437 cmd->flags = 0; 438 439 /* If len == 0 then IE buf for specified frame type 440 * should be cleared on EP. 441 */ 442 if (len && buf) 443 qtnf_cmd_skb_put_buffer(cmd_skb, buf, len); 444 445 ret = qtnf_cmd_send(vif->mac->bus, cmd_skb, &res_code); 446 447 if (unlikely(ret)) 448 goto out; 449 450 if (unlikely(res_code != QLINK_CMD_RESULT_OK)) { 451 pr_err("VIF%u.%u frame %u: CMD failed: %u\n", vif->mac->macid, 452 vif->vifid, frame_type, res_code); 453 ret = -EFAULT; 454 goto out; 455 } 456 457 out: 458 qtnf_bus_unlock(vif->mac->bus); 459 return ret; 460 } 461 462 static void 463 qtnf_sta_info_parse_basic_counters(struct station_info *sinfo, 464 const struct qlink_sta_stat_basic_counters *counters) 465 { 466 sinfo->filled |= BIT(NL80211_STA_INFO_RX_BYTES) | 467 BIT(NL80211_STA_INFO_TX_BYTES); 468 sinfo->rx_bytes = get_unaligned_le64(&counters->rx_bytes); 469 sinfo->tx_bytes = get_unaligned_le64(&counters->tx_bytes); 470 471 sinfo->filled |= BIT(NL80211_STA_INFO_RX_PACKETS) | 472 BIT(NL80211_STA_INFO_TX_PACKETS) | 473 BIT(NL80211_STA_INFO_BEACON_RX); 474 sinfo->rx_packets = get_unaligned_le32(&counters->rx_packets); 475 sinfo->tx_packets = get_unaligned_le32(&counters->tx_packets); 476 sinfo->rx_beacon = get_unaligned_le64(&counters->rx_beacons); 477 478 sinfo->filled |= BIT(NL80211_STA_INFO_RX_DROP_MISC) | 479 BIT(NL80211_STA_INFO_TX_FAILED); 480 sinfo->rx_dropped_misc = get_unaligned_le32(&counters->rx_dropped); 481 sinfo->tx_failed = get_unaligned_le32(&counters->tx_failed); 482 } 483 484 static void 485 qtnf_sta_info_parse_rate(struct rate_info *rate_dst, 486 const struct qlink_sta_info_rate *rate_src) 487 { 488 rate_dst->legacy = get_unaligned_le16(&rate_src->rate) * 10; 489 490 rate_dst->mcs = rate_src->mcs; 491 rate_dst->nss = rate_src->nss; 492 rate_dst->flags = 0; 493 494 switch (rate_src->bw) { 495 case QLINK_STA_INFO_RATE_BW_5: 496 rate_dst->bw = RATE_INFO_BW_5; 497 break; 498 case QLINK_STA_INFO_RATE_BW_10: 499 rate_dst->bw = RATE_INFO_BW_10; 500 break; 501 case QLINK_STA_INFO_RATE_BW_20: 502 rate_dst->bw = RATE_INFO_BW_20; 503 break; 504 case QLINK_STA_INFO_RATE_BW_40: 505 rate_dst->bw = RATE_INFO_BW_40; 506 break; 507 case QLINK_STA_INFO_RATE_BW_80: 508 rate_dst->bw = RATE_INFO_BW_80; 509 break; 510 case QLINK_STA_INFO_RATE_BW_160: 511 rate_dst->bw = RATE_INFO_BW_160; 512 break; 513 default: 514 rate_dst->bw = 0; 515 break; 516 } 517 518 if (rate_src->flags & QLINK_STA_INFO_RATE_FLAG_HT_MCS) 519 rate_dst->flags |= RATE_INFO_FLAGS_MCS; 520 else if (rate_src->flags & QLINK_STA_INFO_RATE_FLAG_VHT_MCS) 521 rate_dst->flags |= RATE_INFO_FLAGS_VHT_MCS; 522 } 523 524 static void 525 qtnf_sta_info_parse_flags(struct nl80211_sta_flag_update *dst, 526 const struct qlink_sta_info_state *src) 527 { 528 u32 mask, value; 529 530 dst->mask = 0; 531 dst->set = 0; 532 533 mask = le32_to_cpu(src->mask); 534 value = le32_to_cpu(src->value); 535 536 if (mask & QLINK_STA_FLAG_AUTHORIZED) { 537 dst->mask |= BIT(NL80211_STA_FLAG_AUTHORIZED); 538 if (value & QLINK_STA_FLAG_AUTHORIZED) 539 dst->set |= BIT(NL80211_STA_FLAG_AUTHORIZED); 540 } 541 542 if (mask & QLINK_STA_FLAG_SHORT_PREAMBLE) { 543 dst->mask |= BIT(NL80211_STA_FLAG_SHORT_PREAMBLE); 544 if (value & QLINK_STA_FLAG_SHORT_PREAMBLE) 545 dst->set |= BIT(NL80211_STA_FLAG_SHORT_PREAMBLE); 546 } 547 548 if (mask & QLINK_STA_FLAG_WME) { 549 dst->mask |= BIT(NL80211_STA_FLAG_WME); 550 if (value & QLINK_STA_FLAG_WME) 551 dst->set |= BIT(NL80211_STA_FLAG_WME); 552 } 553 554 if (mask & QLINK_STA_FLAG_MFP) { 555 dst->mask |= BIT(NL80211_STA_FLAG_MFP); 556 if (value & QLINK_STA_FLAG_MFP) 557 dst->set |= BIT(NL80211_STA_FLAG_MFP); 558 } 559 560 if (mask & QLINK_STA_FLAG_AUTHENTICATED) { 561 dst->mask |= BIT(NL80211_STA_FLAG_AUTHENTICATED); 562 if (value & QLINK_STA_FLAG_AUTHENTICATED) 563 dst->set |= BIT(NL80211_STA_FLAG_AUTHENTICATED); 564 } 565 566 if (mask & QLINK_STA_FLAG_TDLS_PEER) { 567 dst->mask |= BIT(NL80211_STA_FLAG_TDLS_PEER); 568 if (value & QLINK_STA_FLAG_TDLS_PEER) 569 dst->set |= BIT(NL80211_STA_FLAG_TDLS_PEER); 570 } 571 572 if (mask & QLINK_STA_FLAG_ASSOCIATED) { 573 dst->mask |= BIT(NL80211_STA_FLAG_ASSOCIATED); 574 if (value & QLINK_STA_FLAG_ASSOCIATED) 575 dst->set |= BIT(NL80211_STA_FLAG_ASSOCIATED); 576 } 577 } 578 579 static void 580 qtnf_sta_info_parse_generic_info(struct station_info *sinfo, 581 const struct qlink_sta_info_generic *info) 582 { 583 sinfo->filled |= BIT(NL80211_STA_INFO_CONNECTED_TIME) | 584 BIT(NL80211_STA_INFO_INACTIVE_TIME); 585 sinfo->connected_time = get_unaligned_le32(&info->connected_time); 586 sinfo->inactive_time = get_unaligned_le32(&info->inactive_time); 587 588 sinfo->filled |= BIT(NL80211_STA_INFO_SIGNAL) | 589 BIT(NL80211_STA_INFO_SIGNAL_AVG); 590 sinfo->signal = info->rssi - 120; 591 sinfo->signal_avg = info->rssi_avg - QLINK_RSSI_OFFSET; 592 593 if (info->rx_rate.rate) { 594 sinfo->filled |= BIT(NL80211_STA_INFO_RX_BITRATE); 595 qtnf_sta_info_parse_rate(&sinfo->rxrate, &info->rx_rate); 596 } 597 598 if (info->tx_rate.rate) { 599 sinfo->filled |= BIT(NL80211_STA_INFO_TX_BITRATE); 600 qtnf_sta_info_parse_rate(&sinfo->txrate, &info->tx_rate); 601 } 602 603 sinfo->filled |= BIT(NL80211_STA_INFO_STA_FLAGS); 604 qtnf_sta_info_parse_flags(&sinfo->sta_flags, &info->state); 605 } 606 607 static int qtnf_cmd_sta_info_parse(struct station_info *sinfo, 608 const u8 *payload, size_t payload_size) 609 { 610 const struct qlink_sta_stat_basic_counters *counters; 611 const struct qlink_sta_info_generic *sta_info; 612 u16 tlv_type; 613 u16 tlv_value_len; 614 size_t tlv_full_len; 615 const struct qlink_tlv_hdr *tlv; 616 617 sinfo->filled = 0; 618 619 tlv = (const struct qlink_tlv_hdr *)payload; 620 while (payload_size >= sizeof(struct qlink_tlv_hdr)) { 621 tlv_type = le16_to_cpu(tlv->type); 622 tlv_value_len = le16_to_cpu(tlv->len); 623 tlv_full_len = tlv_value_len + sizeof(struct qlink_tlv_hdr); 624 if (tlv_full_len > payload_size) { 625 pr_warn("malformed TLV 0x%.2X; LEN: %u\n", 626 tlv_type, tlv_value_len); 627 return -EINVAL; 628 } 629 switch (tlv_type) { 630 case QTN_TLV_ID_STA_BASIC_COUNTERS: 631 if (unlikely(tlv_value_len < sizeof(*counters))) { 632 pr_err("invalid TLV size %.4X: %u\n", 633 tlv_type, tlv_value_len); 634 break; 635 } 636 637 counters = (void *)tlv->val; 638 qtnf_sta_info_parse_basic_counters(sinfo, counters); 639 break; 640 case QTN_TLV_ID_STA_GENERIC_INFO: 641 if (unlikely(tlv_value_len < sizeof(*sta_info))) 642 break; 643 644 sta_info = (void *)tlv->val; 645 qtnf_sta_info_parse_generic_info(sinfo, sta_info); 646 break; 647 default: 648 pr_warn("unexpected TLV type: %.4X\n", tlv_type); 649 break; 650 } 651 payload_size -= tlv_full_len; 652 tlv = (struct qlink_tlv_hdr *)(tlv->val + tlv_value_len); 653 } 654 655 if (payload_size) { 656 pr_warn("malformed TLV buf; bytes left: %zu\n", payload_size); 657 return -EINVAL; 658 } 659 660 return 0; 661 } 662 663 int qtnf_cmd_get_sta_info(struct qtnf_vif *vif, const u8 *sta_mac, 664 struct station_info *sinfo) 665 { 666 struct sk_buff *cmd_skb, *resp_skb = NULL; 667 struct qlink_cmd_get_sta_info *cmd; 668 const struct qlink_resp_get_sta_info *resp; 669 size_t var_resp_len; 670 u16 res_code = QLINK_CMD_RESULT_OK; 671 int ret = 0; 672 673 cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid, 674 QLINK_CMD_GET_STA_INFO, 675 sizeof(*cmd)); 676 677 if (unlikely(!cmd_skb)) 678 return -ENOMEM; 679 680 qtnf_bus_lock(vif->mac->bus); 681 682 cmd = (struct qlink_cmd_get_sta_info *)cmd_skb->data; 683 ether_addr_copy(cmd->sta_addr, sta_mac); 684 685 ret = qtnf_cmd_send_with_reply(vif->mac->bus, cmd_skb, &resp_skb, 686 &res_code, sizeof(*resp), 687 &var_resp_len); 688 689 if (unlikely(ret)) 690 goto out; 691 692 if (unlikely(res_code != QLINK_CMD_RESULT_OK)) { 693 switch (res_code) { 694 case QLINK_CMD_RESULT_ENOTFOUND: 695 pr_warn("VIF%u.%u: %pM STA not found\n", 696 vif->mac->macid, vif->vifid, sta_mac); 697 ret = -ENOENT; 698 break; 699 default: 700 pr_err("VIF%u.%u: can't get info for %pM: %u\n", 701 vif->mac->macid, vif->vifid, sta_mac, res_code); 702 ret = -EFAULT; 703 break; 704 } 705 goto out; 706 } 707 708 resp = (const struct qlink_resp_get_sta_info *)resp_skb->data; 709 710 if (unlikely(!ether_addr_equal(sta_mac, resp->sta_addr))) { 711 pr_err("VIF%u.%u: wrong mac in reply: %pM != %pM\n", 712 vif->mac->macid, vif->vifid, resp->sta_addr, sta_mac); 713 ret = -EINVAL; 714 goto out; 715 } 716 717 ret = qtnf_cmd_sta_info_parse(sinfo, resp->info, var_resp_len); 718 719 out: 720 qtnf_bus_unlock(vif->mac->bus); 721 consume_skb(resp_skb); 722 723 return ret; 724 } 725 726 static int qtnf_cmd_send_add_change_intf(struct qtnf_vif *vif, 727 enum nl80211_iftype iftype, 728 u8 *mac_addr, 729 enum qlink_cmd_type cmd_type) 730 { 731 struct sk_buff *cmd_skb, *resp_skb = NULL; 732 struct qlink_cmd_manage_intf *cmd; 733 const struct qlink_resp_manage_intf *resp; 734 u16 res_code = QLINK_CMD_RESULT_OK; 735 int ret = 0; 736 737 cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid, 738 cmd_type, 739 sizeof(*cmd)); 740 if (unlikely(!cmd_skb)) 741 return -ENOMEM; 742 743 qtnf_bus_lock(vif->mac->bus); 744 745 cmd = (struct qlink_cmd_manage_intf *)cmd_skb->data; 746 747 switch (iftype) { 748 case NL80211_IFTYPE_AP: 749 cmd->intf_info.if_type = cpu_to_le16(QLINK_IFTYPE_AP); 750 break; 751 case NL80211_IFTYPE_STATION: 752 cmd->intf_info.if_type = cpu_to_le16(QLINK_IFTYPE_STATION); 753 break; 754 default: 755 pr_err("VIF%u.%u: unsupported type %d\n", vif->mac->macid, 756 vif->vifid, iftype); 757 ret = -EINVAL; 758 goto out; 759 } 760 761 if (mac_addr) 762 ether_addr_copy(cmd->intf_info.mac_addr, mac_addr); 763 else 764 eth_zero_addr(cmd->intf_info.mac_addr); 765 766 ret = qtnf_cmd_send_with_reply(vif->mac->bus, cmd_skb, &resp_skb, 767 &res_code, sizeof(*resp), NULL); 768 769 if (unlikely(ret)) 770 goto out; 771 772 if (unlikely(res_code != QLINK_CMD_RESULT_OK)) { 773 pr_err("VIF%u.%u: CMD %d failed: %u\n", vif->mac->macid, 774 vif->vifid, cmd_type, res_code); 775 ret = -EFAULT; 776 goto out; 777 } 778 779 resp = (const struct qlink_resp_manage_intf *)resp_skb->data; 780 ether_addr_copy(vif->mac_addr, resp->intf_info.mac_addr); 781 782 out: 783 qtnf_bus_unlock(vif->mac->bus); 784 consume_skb(resp_skb); 785 786 return ret; 787 } 788 789 int qtnf_cmd_send_add_intf(struct qtnf_vif *vif, 790 enum nl80211_iftype iftype, u8 *mac_addr) 791 { 792 return qtnf_cmd_send_add_change_intf(vif, iftype, mac_addr, 793 QLINK_CMD_ADD_INTF); 794 } 795 796 int qtnf_cmd_send_change_intf_type(struct qtnf_vif *vif, 797 enum nl80211_iftype iftype, u8 *mac_addr) 798 { 799 return qtnf_cmd_send_add_change_intf(vif, iftype, mac_addr, 800 QLINK_CMD_CHANGE_INTF); 801 } 802 803 int qtnf_cmd_send_del_intf(struct qtnf_vif *vif) 804 { 805 struct sk_buff *cmd_skb; 806 struct qlink_cmd_manage_intf *cmd; 807 u16 res_code = QLINK_CMD_RESULT_OK; 808 int ret = 0; 809 810 cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid, 811 QLINK_CMD_DEL_INTF, 812 sizeof(*cmd)); 813 if (unlikely(!cmd_skb)) 814 return -ENOMEM; 815 816 qtnf_bus_lock(vif->mac->bus); 817 818 cmd = (struct qlink_cmd_manage_intf *)cmd_skb->data; 819 820 switch (vif->wdev.iftype) { 821 case NL80211_IFTYPE_AP: 822 cmd->intf_info.if_type = cpu_to_le16(QLINK_IFTYPE_AP); 823 break; 824 case NL80211_IFTYPE_STATION: 825 cmd->intf_info.if_type = cpu_to_le16(QLINK_IFTYPE_STATION); 826 break; 827 default: 828 pr_warn("VIF%u.%u: unsupported iftype %d\n", vif->mac->macid, 829 vif->vifid, vif->wdev.iftype); 830 ret = -EINVAL; 831 goto out; 832 } 833 834 eth_zero_addr(cmd->intf_info.mac_addr); 835 836 ret = qtnf_cmd_send(vif->mac->bus, cmd_skb, &res_code); 837 838 if (unlikely(ret)) 839 goto out; 840 841 if (unlikely(res_code != QLINK_CMD_RESULT_OK)) { 842 pr_err("VIF%u.%u: CMD failed: %u\n", vif->mac->macid, 843 vif->vifid, res_code); 844 ret = -EFAULT; 845 goto out; 846 } 847 848 out: 849 qtnf_bus_unlock(vif->mac->bus); 850 return ret; 851 } 852 853 static int 854 qtnf_cmd_resp_proc_hw_info(struct qtnf_bus *bus, 855 const struct qlink_resp_get_hw_info *resp) 856 { 857 struct qtnf_hw_info *hwinfo = &bus->hw_info; 858 859 hwinfo->num_mac = resp->num_mac; 860 hwinfo->mac_bitmap = resp->mac_bitmap; 861 hwinfo->fw_ver = le32_to_cpu(resp->fw_ver); 862 hwinfo->ql_proto_ver = le16_to_cpu(resp->ql_proto_ver); 863 memcpy(hwinfo->alpha2_code, resp->alpha2_code, 864 sizeof(hwinfo->alpha2_code)); 865 hwinfo->total_tx_chain = resp->total_tx_chain; 866 hwinfo->total_rx_chain = resp->total_rx_chain; 867 hwinfo->hw_capab = le32_to_cpu(resp->hw_capab); 868 869 pr_info("fw_version=%d, MACs map %#x, alpha2=\"%c%c\", chains Tx=%u Rx=%u\n", 870 hwinfo->fw_ver, hwinfo->mac_bitmap, 871 hwinfo->alpha2_code[0], hwinfo->alpha2_code[1], 872 hwinfo->total_tx_chain, hwinfo->total_rx_chain); 873 874 return 0; 875 } 876 877 static int qtnf_parse_variable_mac_info(struct qtnf_wmac *mac, 878 const u8 *tlv_buf, size_t tlv_buf_size) 879 { 880 struct ieee80211_iface_limit *limits = NULL; 881 const struct qlink_iface_limit *limit_record; 882 size_t record_count = 0, rec = 0; 883 u16 tlv_type, tlv_value_len, mask; 884 struct qlink_iface_comb_num *comb; 885 size_t tlv_full_len; 886 const struct qlink_tlv_hdr *tlv; 887 888 mac->macinfo.n_limits = 0; 889 890 tlv = (const struct qlink_tlv_hdr *)tlv_buf; 891 while (tlv_buf_size >= sizeof(struct qlink_tlv_hdr)) { 892 tlv_type = le16_to_cpu(tlv->type); 893 tlv_value_len = le16_to_cpu(tlv->len); 894 tlv_full_len = tlv_value_len + sizeof(struct qlink_tlv_hdr); 895 if (tlv_full_len > tlv_buf_size) { 896 pr_warn("MAC%u: malformed TLV 0x%.2X; LEN: %u\n", 897 mac->macid, tlv_type, tlv_value_len); 898 return -EINVAL; 899 } 900 901 switch (tlv_type) { 902 case QTN_TLV_ID_NUM_IFACE_COMB: 903 if (unlikely(tlv_value_len != sizeof(*comb))) 904 return -EINVAL; 905 906 comb = (void *)tlv->val; 907 record_count = le16_to_cpu(comb->iface_comb_num); 908 909 mac->macinfo.n_limits = record_count; 910 /* free earlier iface limits memory */ 911 kfree(mac->macinfo.limits); 912 mac->macinfo.limits = 913 kzalloc(sizeof(*mac->macinfo.limits) * 914 record_count, GFP_KERNEL); 915 916 if (unlikely(!mac->macinfo.limits)) 917 return -ENOMEM; 918 919 limits = mac->macinfo.limits; 920 break; 921 case QTN_TLV_ID_IFACE_LIMIT: 922 if (unlikely(!limits)) { 923 pr_warn("MAC%u: limits are not inited\n", 924 mac->macid); 925 return -EINVAL; 926 } 927 928 if (unlikely(tlv_value_len != sizeof(*limit_record))) { 929 pr_warn("MAC%u: record size mismatch\n", 930 mac->macid); 931 return -EINVAL; 932 } 933 934 limit_record = (void *)tlv->val; 935 limits[rec].max = le16_to_cpu(limit_record->max_num); 936 mask = le16_to_cpu(limit_record->type_mask); 937 limits[rec].types = qlink_iface_type_mask_to_nl(mask); 938 /* only AP and STA modes are supported */ 939 limits[rec].types &= BIT(NL80211_IFTYPE_AP) | 940 BIT(NL80211_IFTYPE_STATION); 941 942 pr_debug("MAC%u: MAX: %u; TYPES: %.4X\n", mac->macid, 943 limits[rec].max, limits[rec].types); 944 945 if (limits[rec].types) 946 rec++; 947 break; 948 default: 949 break; 950 } 951 tlv_buf_size -= tlv_full_len; 952 tlv = (struct qlink_tlv_hdr *)(tlv->val + tlv_value_len); 953 } 954 955 if (tlv_buf_size) { 956 pr_warn("MAC%u: malformed TLV buf; bytes left: %zu\n", 957 mac->macid, tlv_buf_size); 958 return -EINVAL; 959 } 960 961 if (mac->macinfo.n_limits != rec) { 962 pr_err("MAC%u: combination mismatch: reported=%zu parsed=%zu\n", 963 mac->macid, mac->macinfo.n_limits, rec); 964 return -EINVAL; 965 } 966 967 return 0; 968 } 969 970 static void 971 qtnf_cmd_resp_proc_mac_info(struct qtnf_wmac *mac, 972 const struct qlink_resp_get_mac_info *resp_info) 973 { 974 struct qtnf_mac_info *mac_info; 975 struct qtnf_vif *vif; 976 977 mac_info = &mac->macinfo; 978 979 mac_info->bands_cap = resp_info->bands_cap; 980 mac_info->phymode_cap = resp_info->phymode_cap; 981 memcpy(&mac_info->dev_mac, &resp_info->dev_mac, 982 sizeof(mac_info->dev_mac)); 983 984 ether_addr_copy(mac->macaddr, mac_info->dev_mac); 985 986 vif = qtnf_mac_get_base_vif(mac); 987 if (vif) 988 ether_addr_copy(vif->mac_addr, mac->macaddr); 989 else 990 pr_err("could not get valid base vif\n"); 991 992 mac_info->num_tx_chain = resp_info->num_tx_chain; 993 mac_info->num_rx_chain = resp_info->num_rx_chain; 994 995 mac_info->max_ap_assoc_sta = le16_to_cpu(resp_info->max_ap_assoc_sta); 996 mac_info->radar_detect_widths = 997 qlink_chan_width_mask_to_nl(le16_to_cpu( 998 resp_info->radar_detect_widths)); 999 1000 memcpy(&mac_info->ht_cap, &resp_info->ht_cap, sizeof(mac_info->ht_cap)); 1001 memcpy(&mac_info->vht_cap, &resp_info->vht_cap, 1002 sizeof(mac_info->vht_cap)); 1003 } 1004 1005 static int 1006 qtnf_cmd_resp_fill_channels_info(struct ieee80211_supported_band *band, 1007 struct qlink_resp_get_chan_info *resp, 1008 size_t payload_len) 1009 { 1010 u16 tlv_type; 1011 size_t tlv_len; 1012 const struct qlink_tlv_hdr *tlv; 1013 const struct qlink_tlv_channel *qchan; 1014 struct ieee80211_channel *chan; 1015 unsigned int chidx = 0; 1016 u32 qflags; 1017 1018 kfree(band->channels); 1019 band->channels = NULL; 1020 1021 band->n_channels = resp->num_chans; 1022 if (band->n_channels == 0) 1023 return 0; 1024 1025 band->channels = kcalloc(band->n_channels, sizeof(*chan), GFP_KERNEL); 1026 if (!band->channels) { 1027 band->n_channels = 0; 1028 return -ENOMEM; 1029 } 1030 1031 tlv = (struct qlink_tlv_hdr *)resp->info; 1032 1033 while (payload_len >= sizeof(*tlv)) { 1034 tlv_type = le16_to_cpu(tlv->type); 1035 tlv_len = le16_to_cpu(tlv->len) + sizeof(*tlv); 1036 1037 if (tlv_len > payload_len) { 1038 pr_warn("malformed TLV 0x%.2X; LEN: %zu\n", 1039 tlv_type, tlv_len); 1040 goto error_ret; 1041 } 1042 1043 switch (tlv_type) { 1044 case QTN_TLV_ID_CHANNEL: 1045 if (unlikely(tlv_len != sizeof(*qchan))) { 1046 pr_err("invalid channel TLV len %zu\n", 1047 tlv_len); 1048 goto error_ret; 1049 } 1050 1051 if (chidx == band->n_channels) { 1052 pr_err("too many channel TLVs\n"); 1053 goto error_ret; 1054 } 1055 1056 qchan = (const struct qlink_tlv_channel *)tlv; 1057 chan = &band->channels[chidx++]; 1058 qflags = le32_to_cpu(qchan->flags); 1059 1060 chan->hw_value = le16_to_cpu(qchan->hw_value); 1061 chan->band = band->band; 1062 chan->center_freq = le16_to_cpu(qchan->center_freq); 1063 chan->max_antenna_gain = (int)qchan->max_antenna_gain; 1064 chan->max_power = (int)qchan->max_power; 1065 chan->max_reg_power = (int)qchan->max_reg_power; 1066 chan->beacon_found = qchan->beacon_found; 1067 chan->dfs_cac_ms = le32_to_cpu(qchan->dfs_cac_ms); 1068 chan->flags = 0; 1069 1070 if (qflags & QLINK_CHAN_DISABLED) 1071 chan->flags |= IEEE80211_CHAN_DISABLED; 1072 1073 if (qflags & QLINK_CHAN_NO_IR) 1074 chan->flags |= IEEE80211_CHAN_NO_IR; 1075 1076 if (qflags & QLINK_CHAN_NO_HT40PLUS) 1077 chan->flags |= IEEE80211_CHAN_NO_HT40PLUS; 1078 1079 if (qflags & QLINK_CHAN_NO_HT40MINUS) 1080 chan->flags |= IEEE80211_CHAN_NO_HT40MINUS; 1081 1082 if (qflags & QLINK_CHAN_NO_OFDM) 1083 chan->flags |= IEEE80211_CHAN_NO_OFDM; 1084 1085 if (qflags & QLINK_CHAN_NO_80MHZ) 1086 chan->flags |= IEEE80211_CHAN_NO_80MHZ; 1087 1088 if (qflags & QLINK_CHAN_NO_160MHZ) 1089 chan->flags |= IEEE80211_CHAN_NO_160MHZ; 1090 1091 if (qflags & QLINK_CHAN_INDOOR_ONLY) 1092 chan->flags |= IEEE80211_CHAN_INDOOR_ONLY; 1093 1094 if (qflags & QLINK_CHAN_IR_CONCURRENT) 1095 chan->flags |= IEEE80211_CHAN_IR_CONCURRENT; 1096 1097 if (qflags & QLINK_CHAN_NO_20MHZ) 1098 chan->flags |= IEEE80211_CHAN_NO_20MHZ; 1099 1100 if (qflags & QLINK_CHAN_NO_10MHZ) 1101 chan->flags |= IEEE80211_CHAN_NO_10MHZ; 1102 1103 if (qflags & QLINK_CHAN_RADAR) { 1104 chan->flags |= IEEE80211_CHAN_RADAR; 1105 chan->dfs_state_entered = jiffies; 1106 1107 if (qchan->dfs_state == QLINK_DFS_USABLE) 1108 chan->dfs_state = NL80211_DFS_USABLE; 1109 else if (qchan->dfs_state == 1110 QLINK_DFS_AVAILABLE) 1111 chan->dfs_state = NL80211_DFS_AVAILABLE; 1112 else 1113 chan->dfs_state = 1114 NL80211_DFS_UNAVAILABLE; 1115 } 1116 1117 pr_debug("chan=%d flags=%#x max_pow=%d max_reg_pow=%d\n", 1118 chan->hw_value, chan->flags, chan->max_power, 1119 chan->max_reg_power); 1120 break; 1121 default: 1122 pr_warn("unknown TLV type: %#x\n", tlv_type); 1123 break; 1124 } 1125 1126 payload_len -= tlv_len; 1127 tlv = (struct qlink_tlv_hdr *)((u8 *)tlv + tlv_len); 1128 } 1129 1130 if (payload_len) { 1131 pr_err("malformed TLV buf; bytes left: %zu\n", payload_len); 1132 goto error_ret; 1133 } 1134 1135 if (band->n_channels != chidx) { 1136 pr_err("channel count mismatch: reported=%d, parsed=%d\n", 1137 band->n_channels, chidx); 1138 goto error_ret; 1139 } 1140 1141 return 0; 1142 1143 error_ret: 1144 kfree(band->channels); 1145 band->channels = NULL; 1146 band->n_channels = 0; 1147 1148 return -EINVAL; 1149 } 1150 1151 static int qtnf_cmd_resp_proc_phy_params(struct qtnf_wmac *mac, 1152 const u8 *payload, size_t payload_len) 1153 { 1154 struct qtnf_mac_info *mac_info; 1155 struct qlink_tlv_frag_rts_thr *phy_thr; 1156 struct qlink_tlv_rlimit *limit; 1157 struct qlink_tlv_cclass *class; 1158 u16 tlv_type; 1159 u16 tlv_value_len; 1160 size_t tlv_full_len; 1161 const struct qlink_tlv_hdr *tlv; 1162 1163 mac_info = &mac->macinfo; 1164 1165 tlv = (struct qlink_tlv_hdr *)payload; 1166 while (payload_len >= sizeof(struct qlink_tlv_hdr)) { 1167 tlv_type = le16_to_cpu(tlv->type); 1168 tlv_value_len = le16_to_cpu(tlv->len); 1169 tlv_full_len = tlv_value_len + sizeof(struct qlink_tlv_hdr); 1170 1171 if (tlv_full_len > payload_len) { 1172 pr_warn("MAC%u: malformed TLV 0x%.2X; LEN: %u\n", 1173 mac->macid, tlv_type, tlv_value_len); 1174 return -EINVAL; 1175 } 1176 1177 switch (tlv_type) { 1178 case QTN_TLV_ID_FRAG_THRESH: 1179 phy_thr = (void *)tlv; 1180 mac_info->frag_thr = (u32)le16_to_cpu(phy_thr->thr); 1181 break; 1182 case QTN_TLV_ID_RTS_THRESH: 1183 phy_thr = (void *)tlv; 1184 mac_info->rts_thr = (u32)le16_to_cpu(phy_thr->thr); 1185 break; 1186 case QTN_TLV_ID_SRETRY_LIMIT: 1187 limit = (void *)tlv; 1188 mac_info->sretry_limit = limit->rlimit; 1189 break; 1190 case QTN_TLV_ID_LRETRY_LIMIT: 1191 limit = (void *)tlv; 1192 mac_info->lretry_limit = limit->rlimit; 1193 break; 1194 case QTN_TLV_ID_COVERAGE_CLASS: 1195 class = (void *)tlv; 1196 mac_info->coverage_class = class->cclass; 1197 break; 1198 default: 1199 pr_err("MAC%u: Unknown TLV type: %#x\n", mac->macid, 1200 le16_to_cpu(tlv->type)); 1201 break; 1202 } 1203 1204 payload_len -= tlv_full_len; 1205 tlv = (struct qlink_tlv_hdr *)(tlv->val + tlv_value_len); 1206 } 1207 1208 if (payload_len) { 1209 pr_warn("MAC%u: malformed TLV buf; bytes left: %zu\n", 1210 mac->macid, payload_len); 1211 return -EINVAL; 1212 } 1213 1214 return 0; 1215 } 1216 1217 int qtnf_cmd_get_mac_info(struct qtnf_wmac *mac) 1218 { 1219 struct sk_buff *cmd_skb, *resp_skb = NULL; 1220 const struct qlink_resp_get_mac_info *resp; 1221 size_t var_data_len; 1222 u16 res_code = QLINK_CMD_RESULT_OK; 1223 int ret = 0; 1224 1225 cmd_skb = qtnf_cmd_alloc_new_cmdskb(mac->macid, QLINK_VIFID_RSVD, 1226 QLINK_CMD_MAC_INFO, 1227 sizeof(struct qlink_cmd)); 1228 if (unlikely(!cmd_skb)) 1229 return -ENOMEM; 1230 1231 qtnf_bus_lock(mac->bus); 1232 1233 ret = qtnf_cmd_send_with_reply(mac->bus, cmd_skb, &resp_skb, &res_code, 1234 sizeof(*resp), &var_data_len); 1235 if (unlikely(ret)) 1236 goto out; 1237 1238 if (unlikely(res_code != QLINK_CMD_RESULT_OK)) { 1239 pr_err("MAC%u: CMD failed: %u\n", mac->macid, res_code); 1240 ret = -EFAULT; 1241 goto out; 1242 } 1243 1244 resp = (const struct qlink_resp_get_mac_info *)resp_skb->data; 1245 qtnf_cmd_resp_proc_mac_info(mac, resp); 1246 ret = qtnf_parse_variable_mac_info(mac, resp->var_info, var_data_len); 1247 1248 out: 1249 qtnf_bus_unlock(mac->bus); 1250 consume_skb(resp_skb); 1251 1252 return ret; 1253 } 1254 1255 int qtnf_cmd_get_hw_info(struct qtnf_bus *bus) 1256 { 1257 struct sk_buff *cmd_skb, *resp_skb = NULL; 1258 const struct qlink_resp_get_hw_info *resp; 1259 u16 res_code = QLINK_CMD_RESULT_OK; 1260 int ret = 0; 1261 1262 cmd_skb = qtnf_cmd_alloc_new_cmdskb(QLINK_MACID_RSVD, QLINK_VIFID_RSVD, 1263 QLINK_CMD_GET_HW_INFO, 1264 sizeof(struct qlink_cmd)); 1265 if (unlikely(!cmd_skb)) 1266 return -ENOMEM; 1267 1268 qtnf_bus_lock(bus); 1269 1270 ret = qtnf_cmd_send_with_reply(bus, cmd_skb, &resp_skb, &res_code, 1271 sizeof(*resp), NULL); 1272 1273 if (unlikely(ret)) 1274 goto out; 1275 1276 if (unlikely(res_code != QLINK_CMD_RESULT_OK)) { 1277 pr_err("cmd exec failed: 0x%.4X\n", res_code); 1278 ret = -EFAULT; 1279 goto out; 1280 } 1281 1282 resp = (const struct qlink_resp_get_hw_info *)resp_skb->data; 1283 ret = qtnf_cmd_resp_proc_hw_info(bus, resp); 1284 1285 out: 1286 qtnf_bus_unlock(bus); 1287 consume_skb(resp_skb); 1288 1289 return ret; 1290 } 1291 1292 int qtnf_cmd_get_mac_chan_info(struct qtnf_wmac *mac, 1293 struct ieee80211_supported_band *band) 1294 { 1295 struct sk_buff *cmd_skb, *resp_skb = NULL; 1296 size_t info_len; 1297 struct qlink_cmd_chans_info_get *cmd; 1298 struct qlink_resp_get_chan_info *resp; 1299 u16 res_code = QLINK_CMD_RESULT_OK; 1300 int ret = 0; 1301 u8 qband; 1302 1303 cmd_skb = qtnf_cmd_alloc_new_cmdskb(mac->macid, 0, 1304 QLINK_CMD_CHANS_INFO_GET, 1305 sizeof(*cmd)); 1306 if (!cmd_skb) 1307 return -ENOMEM; 1308 1309 switch (band->band) { 1310 case NL80211_BAND_2GHZ: 1311 qband = QLINK_BAND_2GHZ; 1312 break; 1313 case NL80211_BAND_5GHZ: 1314 qband = QLINK_BAND_5GHZ; 1315 break; 1316 case NL80211_BAND_60GHZ: 1317 qband = QLINK_BAND_60GHZ; 1318 break; 1319 default: 1320 return -EINVAL; 1321 } 1322 1323 cmd = (struct qlink_cmd_chans_info_get *)cmd_skb->data; 1324 cmd->band = qband; 1325 ret = qtnf_cmd_send_with_reply(mac->bus, cmd_skb, &resp_skb, &res_code, 1326 sizeof(*resp), &info_len); 1327 1328 if (unlikely(ret)) 1329 goto out; 1330 1331 if (unlikely(res_code != QLINK_CMD_RESULT_OK)) { 1332 pr_err("MAC%u: CMD failed: %u\n", mac->macid, res_code); 1333 ret = -EFAULT; 1334 goto out; 1335 } 1336 1337 resp = (struct qlink_resp_get_chan_info *)resp_skb->data; 1338 if (resp->band != qband) { 1339 pr_err("MAC%u: reply band %u != cmd band %u\n", mac->macid, 1340 resp->band, qband); 1341 ret = -EINVAL; 1342 goto out; 1343 } 1344 1345 ret = qtnf_cmd_resp_fill_channels_info(band, resp, info_len); 1346 1347 out: 1348 consume_skb(resp_skb); 1349 1350 return ret; 1351 } 1352 1353 int qtnf_cmd_send_get_phy_params(struct qtnf_wmac *mac) 1354 { 1355 struct sk_buff *cmd_skb, *resp_skb = NULL; 1356 size_t response_size; 1357 struct qlink_resp_phy_params *resp; 1358 u16 res_code = QLINK_CMD_RESULT_OK; 1359 int ret = 0; 1360 1361 cmd_skb = qtnf_cmd_alloc_new_cmdskb(mac->macid, 0, 1362 QLINK_CMD_PHY_PARAMS_GET, 1363 sizeof(struct qlink_cmd)); 1364 if (!cmd_skb) 1365 return -ENOMEM; 1366 1367 qtnf_bus_lock(mac->bus); 1368 1369 ret = qtnf_cmd_send_with_reply(mac->bus, cmd_skb, &resp_skb, &res_code, 1370 sizeof(*resp), &response_size); 1371 1372 if (unlikely(ret)) 1373 goto out; 1374 1375 if (unlikely(res_code != QLINK_CMD_RESULT_OK)) { 1376 pr_err("MAC%u: CMD failed: %u\n", mac->macid, res_code); 1377 ret = -EFAULT; 1378 goto out; 1379 } 1380 1381 resp = (struct qlink_resp_phy_params *)resp_skb->data; 1382 ret = qtnf_cmd_resp_proc_phy_params(mac, resp->info, response_size); 1383 1384 out: 1385 qtnf_bus_unlock(mac->bus); 1386 consume_skb(resp_skb); 1387 1388 return ret; 1389 } 1390 1391 int qtnf_cmd_send_update_phy_params(struct qtnf_wmac *mac, u32 changed) 1392 { 1393 struct wiphy *wiphy = priv_to_wiphy(mac); 1394 struct sk_buff *cmd_skb; 1395 u16 res_code = QLINK_CMD_RESULT_OK; 1396 int ret = 0; 1397 1398 cmd_skb = qtnf_cmd_alloc_new_cmdskb(mac->macid, 0, 1399 QLINK_CMD_PHY_PARAMS_SET, 1400 sizeof(struct qlink_cmd)); 1401 if (!cmd_skb) 1402 return -ENOMEM; 1403 1404 qtnf_bus_lock(mac->bus); 1405 1406 if (changed & WIPHY_PARAM_FRAG_THRESHOLD) 1407 qtnf_cmd_skb_put_tlv_u16(cmd_skb, QTN_TLV_ID_FRAG_THRESH, 1408 wiphy->frag_threshold); 1409 if (changed & WIPHY_PARAM_RTS_THRESHOLD) 1410 qtnf_cmd_skb_put_tlv_u16(cmd_skb, QTN_TLV_ID_RTS_THRESH, 1411 wiphy->rts_threshold); 1412 if (changed & WIPHY_PARAM_COVERAGE_CLASS) 1413 qtnf_cmd_skb_put_tlv_u8(cmd_skb, QTN_TLV_ID_COVERAGE_CLASS, 1414 wiphy->coverage_class); 1415 1416 ret = qtnf_cmd_send(mac->bus, cmd_skb, &res_code); 1417 1418 if (unlikely(ret)) 1419 goto out; 1420 1421 if (unlikely(res_code != QLINK_CMD_RESULT_OK)) { 1422 pr_err("MAC%u: CMD failed: %u\n", mac->macid, res_code); 1423 ret = -EFAULT; 1424 goto out; 1425 } 1426 1427 out: 1428 qtnf_bus_unlock(mac->bus); 1429 return ret; 1430 } 1431 1432 int qtnf_cmd_send_init_fw(struct qtnf_bus *bus) 1433 { 1434 struct sk_buff *cmd_skb; 1435 u16 res_code = QLINK_CMD_RESULT_OK; 1436 int ret = 0; 1437 1438 cmd_skb = qtnf_cmd_alloc_new_cmdskb(QLINK_MACID_RSVD, QLINK_VIFID_RSVD, 1439 QLINK_CMD_FW_INIT, 1440 sizeof(struct qlink_cmd)); 1441 if (unlikely(!cmd_skb)) 1442 return -ENOMEM; 1443 1444 qtnf_bus_lock(bus); 1445 1446 ret = qtnf_cmd_send(bus, cmd_skb, &res_code); 1447 1448 if (unlikely(ret)) 1449 goto out; 1450 1451 if (unlikely(res_code != QLINK_CMD_RESULT_OK)) { 1452 pr_err("cmd exec failed: 0x%.4X\n", res_code); 1453 ret = -EFAULT; 1454 goto out; 1455 } 1456 1457 out: 1458 qtnf_bus_unlock(bus); 1459 return ret; 1460 } 1461 1462 void qtnf_cmd_send_deinit_fw(struct qtnf_bus *bus) 1463 { 1464 struct sk_buff *cmd_skb; 1465 1466 cmd_skb = qtnf_cmd_alloc_new_cmdskb(QLINK_MACID_RSVD, QLINK_VIFID_RSVD, 1467 QLINK_CMD_FW_DEINIT, 1468 sizeof(struct qlink_cmd)); 1469 if (!cmd_skb) 1470 return; 1471 1472 qtnf_bus_lock(bus); 1473 1474 qtnf_cmd_send(bus, cmd_skb, NULL); 1475 1476 qtnf_bus_unlock(bus); 1477 } 1478 1479 int qtnf_cmd_send_add_key(struct qtnf_vif *vif, u8 key_index, bool pairwise, 1480 const u8 *mac_addr, struct key_params *params) 1481 { 1482 struct sk_buff *cmd_skb; 1483 struct qlink_cmd_add_key *cmd; 1484 u16 res_code = QLINK_CMD_RESULT_OK; 1485 int ret = 0; 1486 1487 cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid, 1488 QLINK_CMD_ADD_KEY, 1489 sizeof(*cmd)); 1490 if (unlikely(!cmd_skb)) 1491 return -ENOMEM; 1492 1493 qtnf_bus_lock(vif->mac->bus); 1494 1495 cmd = (struct qlink_cmd_add_key *)cmd_skb->data; 1496 1497 if (mac_addr) 1498 ether_addr_copy(cmd->addr, mac_addr); 1499 else 1500 eth_broadcast_addr(cmd->addr); 1501 1502 cmd->cipher = cpu_to_le32(params->cipher); 1503 cmd->key_index = key_index; 1504 cmd->pairwise = pairwise; 1505 1506 if (params->key && params->key_len > 0) 1507 qtnf_cmd_skb_put_tlv_arr(cmd_skb, QTN_TLV_ID_KEY, 1508 params->key, 1509 params->key_len); 1510 1511 if (params->seq && params->seq_len > 0) 1512 qtnf_cmd_skb_put_tlv_arr(cmd_skb, QTN_TLV_ID_SEQ, 1513 params->seq, 1514 params->seq_len); 1515 1516 ret = qtnf_cmd_send(vif->mac->bus, cmd_skb, &res_code); 1517 if (unlikely(ret)) 1518 goto out; 1519 1520 if (unlikely(res_code != QLINK_CMD_RESULT_OK)) { 1521 pr_err("VIF%u.%u: CMD failed: %u\n", 1522 vif->mac->macid, vif->vifid, res_code); 1523 ret = -EFAULT; 1524 goto out; 1525 } 1526 1527 out: 1528 qtnf_bus_unlock(vif->mac->bus); 1529 return ret; 1530 } 1531 1532 int qtnf_cmd_send_del_key(struct qtnf_vif *vif, u8 key_index, bool pairwise, 1533 const u8 *mac_addr) 1534 { 1535 struct sk_buff *cmd_skb; 1536 struct qlink_cmd_del_key *cmd; 1537 u16 res_code = QLINK_CMD_RESULT_OK; 1538 int ret = 0; 1539 1540 cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid, 1541 QLINK_CMD_DEL_KEY, 1542 sizeof(*cmd)); 1543 if (unlikely(!cmd_skb)) 1544 return -ENOMEM; 1545 1546 qtnf_bus_lock(vif->mac->bus); 1547 1548 cmd = (struct qlink_cmd_del_key *)cmd_skb->data; 1549 1550 if (mac_addr) 1551 ether_addr_copy(cmd->addr, mac_addr); 1552 else 1553 eth_broadcast_addr(cmd->addr); 1554 1555 cmd->key_index = key_index; 1556 cmd->pairwise = pairwise; 1557 ret = qtnf_cmd_send(vif->mac->bus, cmd_skb, &res_code); 1558 if (unlikely(ret)) 1559 goto out; 1560 1561 if (unlikely(res_code != QLINK_CMD_RESULT_OK)) { 1562 pr_err("VIF%u.%u: CMD failed: %u\n", 1563 vif->mac->macid, vif->vifid, res_code); 1564 ret = -EFAULT; 1565 goto out; 1566 } 1567 1568 out: 1569 qtnf_bus_unlock(vif->mac->bus); 1570 return ret; 1571 } 1572 1573 int qtnf_cmd_send_set_default_key(struct qtnf_vif *vif, u8 key_index, 1574 bool unicast, bool multicast) 1575 { 1576 struct sk_buff *cmd_skb; 1577 struct qlink_cmd_set_def_key *cmd; 1578 u16 res_code = QLINK_CMD_RESULT_OK; 1579 int ret = 0; 1580 1581 cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid, 1582 QLINK_CMD_SET_DEFAULT_KEY, 1583 sizeof(*cmd)); 1584 if (unlikely(!cmd_skb)) 1585 return -ENOMEM; 1586 1587 qtnf_bus_lock(vif->mac->bus); 1588 1589 cmd = (struct qlink_cmd_set_def_key *)cmd_skb->data; 1590 cmd->key_index = key_index; 1591 cmd->unicast = unicast; 1592 cmd->multicast = multicast; 1593 ret = qtnf_cmd_send(vif->mac->bus, cmd_skb, &res_code); 1594 if (unlikely(ret)) 1595 goto out; 1596 1597 if (unlikely(res_code != QLINK_CMD_RESULT_OK)) { 1598 pr_err("VIF%u.%u: CMD failed: %u\n", vif->mac->macid, 1599 vif->vifid, res_code); 1600 ret = -EFAULT; 1601 goto out; 1602 } 1603 1604 out: 1605 qtnf_bus_unlock(vif->mac->bus); 1606 return ret; 1607 } 1608 1609 int qtnf_cmd_send_set_default_mgmt_key(struct qtnf_vif *vif, u8 key_index) 1610 { 1611 struct sk_buff *cmd_skb; 1612 struct qlink_cmd_set_def_mgmt_key *cmd; 1613 u16 res_code = QLINK_CMD_RESULT_OK; 1614 int ret = 0; 1615 1616 cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid, 1617 QLINK_CMD_SET_DEFAULT_MGMT_KEY, 1618 sizeof(*cmd)); 1619 if (unlikely(!cmd_skb)) 1620 return -ENOMEM; 1621 1622 qtnf_bus_lock(vif->mac->bus); 1623 1624 cmd = (struct qlink_cmd_set_def_mgmt_key *)cmd_skb->data; 1625 cmd->key_index = key_index; 1626 ret = qtnf_cmd_send(vif->mac->bus, cmd_skb, &res_code); 1627 if (unlikely(ret)) 1628 goto out; 1629 1630 if (unlikely(res_code != QLINK_CMD_RESULT_OK)) { 1631 pr_err("VIF%u.%u: CMD failed: %u\n", vif->mac->macid, 1632 vif->vifid, res_code); 1633 ret = -EFAULT; 1634 goto out; 1635 } 1636 1637 out: 1638 qtnf_bus_unlock(vif->mac->bus); 1639 return ret; 1640 } 1641 1642 static u32 qtnf_encode_sta_flags(u32 flags) 1643 { 1644 u32 code = 0; 1645 1646 if (flags & BIT(NL80211_STA_FLAG_AUTHORIZED)) 1647 code |= QLINK_STA_FLAG_AUTHORIZED; 1648 if (flags & BIT(NL80211_STA_FLAG_SHORT_PREAMBLE)) 1649 code |= QLINK_STA_FLAG_SHORT_PREAMBLE; 1650 if (flags & BIT(NL80211_STA_FLAG_WME)) 1651 code |= QLINK_STA_FLAG_WME; 1652 if (flags & BIT(NL80211_STA_FLAG_MFP)) 1653 code |= QLINK_STA_FLAG_MFP; 1654 if (flags & BIT(NL80211_STA_FLAG_AUTHENTICATED)) 1655 code |= QLINK_STA_FLAG_AUTHENTICATED; 1656 if (flags & BIT(NL80211_STA_FLAG_TDLS_PEER)) 1657 code |= QLINK_STA_FLAG_TDLS_PEER; 1658 if (flags & BIT(NL80211_STA_FLAG_ASSOCIATED)) 1659 code |= QLINK_STA_FLAG_ASSOCIATED; 1660 return code; 1661 } 1662 1663 int qtnf_cmd_send_change_sta(struct qtnf_vif *vif, const u8 *mac, 1664 struct station_parameters *params) 1665 { 1666 struct sk_buff *cmd_skb; 1667 struct qlink_cmd_change_sta *cmd; 1668 u16 res_code = QLINK_CMD_RESULT_OK; 1669 int ret = 0; 1670 1671 cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid, 1672 QLINK_CMD_CHANGE_STA, 1673 sizeof(*cmd)); 1674 if (unlikely(!cmd_skb)) 1675 return -ENOMEM; 1676 1677 qtnf_bus_lock(vif->mac->bus); 1678 1679 cmd = (struct qlink_cmd_change_sta *)cmd_skb->data; 1680 ether_addr_copy(cmd->sta_addr, mac); 1681 cmd->sta_flags_mask = cpu_to_le32(qtnf_encode_sta_flags( 1682 params->sta_flags_mask)); 1683 cmd->sta_flags_set = cpu_to_le32(qtnf_encode_sta_flags( 1684 params->sta_flags_set)); 1685 1686 ret = qtnf_cmd_send(vif->mac->bus, cmd_skb, &res_code); 1687 if (unlikely(ret)) 1688 goto out; 1689 1690 if (unlikely(res_code != QLINK_CMD_RESULT_OK)) { 1691 pr_err("VIF%u.%u: CMD failed: %u\n", vif->mac->macid, 1692 vif->vifid, res_code); 1693 ret = -EFAULT; 1694 goto out; 1695 } 1696 1697 out: 1698 qtnf_bus_unlock(vif->mac->bus); 1699 return ret; 1700 } 1701 1702 int qtnf_cmd_send_del_sta(struct qtnf_vif *vif, 1703 struct station_del_parameters *params) 1704 { 1705 struct sk_buff *cmd_skb; 1706 struct qlink_cmd_del_sta *cmd; 1707 u16 res_code = QLINK_CMD_RESULT_OK; 1708 int ret = 0; 1709 1710 cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid, 1711 QLINK_CMD_DEL_STA, 1712 sizeof(*cmd)); 1713 if (unlikely(!cmd_skb)) 1714 return -ENOMEM; 1715 1716 qtnf_bus_lock(vif->mac->bus); 1717 1718 cmd = (struct qlink_cmd_del_sta *)cmd_skb->data; 1719 1720 if (params->mac) 1721 ether_addr_copy(cmd->sta_addr, params->mac); 1722 else 1723 eth_broadcast_addr(cmd->sta_addr); /* flush all stations */ 1724 1725 cmd->subtype = params->subtype; 1726 cmd->reason_code = cpu_to_le16(params->reason_code); 1727 1728 ret = qtnf_cmd_send(vif->mac->bus, cmd_skb, &res_code); 1729 if (unlikely(ret)) 1730 goto out; 1731 1732 if (unlikely(res_code != QLINK_CMD_RESULT_OK)) { 1733 pr_err("VIF%u.%u: CMD failed: %u\n", vif->mac->macid, 1734 vif->vifid, res_code); 1735 ret = -EFAULT; 1736 goto out; 1737 } 1738 1739 out: 1740 qtnf_bus_unlock(vif->mac->bus); 1741 return ret; 1742 } 1743 1744 int qtnf_cmd_send_scan(struct qtnf_wmac *mac) 1745 { 1746 struct sk_buff *cmd_skb; 1747 u16 res_code = QLINK_CMD_RESULT_OK; 1748 struct ieee80211_channel *sc; 1749 struct cfg80211_scan_request *scan_req = mac->scan_req; 1750 struct qlink_tlv_channel *qchan; 1751 int n_channels; 1752 int count = 0; 1753 int ret; 1754 u32 flags; 1755 1756 if (scan_req->n_ssids > QTNF_MAX_SSID_LIST_LENGTH) { 1757 pr_err("MAC%u: too many SSIDs in scan request\n", mac->macid); 1758 return -EINVAL; 1759 } 1760 1761 cmd_skb = qtnf_cmd_alloc_new_cmdskb(mac->macid, QLINK_VIFID_RSVD, 1762 QLINK_CMD_SCAN, 1763 sizeof(struct qlink_cmd)); 1764 if (unlikely(!cmd_skb)) 1765 return -ENOMEM; 1766 1767 qtnf_bus_lock(mac->bus); 1768 1769 if (scan_req->n_ssids != 0) { 1770 while (count < scan_req->n_ssids) { 1771 qtnf_cmd_skb_put_tlv_arr(cmd_skb, WLAN_EID_SSID, 1772 scan_req->ssids[count].ssid, 1773 scan_req->ssids[count].ssid_len); 1774 count++; 1775 } 1776 } 1777 1778 if (scan_req->ie_len != 0) 1779 qtnf_cmd_skb_put_tlv_arr(cmd_skb, QTN_TLV_ID_IE_SET, 1780 scan_req->ie, 1781 scan_req->ie_len); 1782 1783 if (scan_req->n_channels) { 1784 n_channels = scan_req->n_channels; 1785 count = 0; 1786 1787 while (n_channels != 0) { 1788 sc = scan_req->channels[count]; 1789 if (sc->flags & IEEE80211_CHAN_DISABLED) { 1790 n_channels--; 1791 continue; 1792 } 1793 1794 pr_debug("MAC%u: scan chan=%d, freq=%d, flags=%#x\n", 1795 mac->macid, sc->hw_value, sc->center_freq, 1796 sc->flags); 1797 qchan = (struct qlink_tlv_channel *) 1798 skb_put(cmd_skb, sizeof(*qchan)); 1799 memset(qchan, 0, sizeof(*qchan)); 1800 flags = 0; 1801 1802 qchan->hdr.type = cpu_to_le16(QTN_TLV_ID_CHANNEL); 1803 qchan->hdr.len = cpu_to_le16(sizeof(*qchan) - 1804 sizeof(struct qlink_tlv_hdr)); 1805 qchan->center_freq = cpu_to_le16(sc->center_freq); 1806 qchan->hw_value = cpu_to_le16(sc->hw_value); 1807 1808 if (sc->flags & IEEE80211_CHAN_NO_IR) 1809 flags |= QLINK_CHAN_NO_IR; 1810 1811 if (sc->flags & IEEE80211_CHAN_RADAR) 1812 flags |= QLINK_CHAN_RADAR; 1813 1814 qchan->flags = cpu_to_le32(flags); 1815 n_channels--; 1816 count++; 1817 } 1818 } 1819 1820 ret = qtnf_cmd_send(mac->bus, cmd_skb, &res_code); 1821 1822 if (unlikely(ret)) 1823 goto out; 1824 1825 pr_debug("MAC%u: scan started\n", mac->macid); 1826 1827 if (unlikely(res_code != QLINK_CMD_RESULT_OK)) { 1828 pr_err("MAC%u: CMD failed: %u\n", mac->macid, res_code); 1829 ret = -EFAULT; 1830 goto out; 1831 } 1832 out: 1833 qtnf_bus_unlock(mac->bus); 1834 return ret; 1835 } 1836 1837 int qtnf_cmd_send_connect(struct qtnf_vif *vif, 1838 struct cfg80211_connect_params *sme) 1839 { 1840 struct sk_buff *cmd_skb; 1841 struct qlink_cmd_connect *cmd; 1842 struct qtnf_bss_config *bss_cfg = &vif->bss_cfg; 1843 struct qlink_auth_encr aen; 1844 u16 res_code = QLINK_CMD_RESULT_OK; 1845 int ret; 1846 int i; 1847 1848 cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid, 1849 QLINK_CMD_CONNECT, 1850 sizeof(*cmd)); 1851 if (unlikely(!cmd_skb)) 1852 return -ENOMEM; 1853 1854 qtnf_bus_lock(vif->mac->bus); 1855 1856 cmd = (struct qlink_cmd_connect *)cmd_skb->data; 1857 1858 ether_addr_copy(cmd->bssid, bss_cfg->bssid); 1859 1860 if (bss_cfg->chandef.chan) 1861 cmd->freq = cpu_to_le16(bss_cfg->chandef.chan->center_freq); 1862 1863 cmd->bg_scan_period = cpu_to_le16(bss_cfg->bg_scan_period); 1864 1865 memset(&aen, 0, sizeof(aen)); 1866 aen.auth_type = bss_cfg->auth_type; 1867 aen.privacy = !!bss_cfg->privacy; 1868 aen.mfp = bss_cfg->mfp; 1869 aen.wpa_versions = cpu_to_le32(bss_cfg->crypto.wpa_versions); 1870 aen.cipher_group = cpu_to_le32(bss_cfg->crypto.cipher_group); 1871 aen.n_ciphers_pairwise = cpu_to_le32( 1872 bss_cfg->crypto.n_ciphers_pairwise); 1873 1874 for (i = 0; i < QLINK_MAX_NR_CIPHER_SUITES; i++) 1875 aen.ciphers_pairwise[i] = cpu_to_le32( 1876 bss_cfg->crypto.ciphers_pairwise[i]); 1877 1878 aen.n_akm_suites = cpu_to_le32(bss_cfg->crypto.n_akm_suites); 1879 1880 for (i = 0; i < QLINK_MAX_NR_AKM_SUITES; i++) 1881 aen.akm_suites[i] = cpu_to_le32( 1882 bss_cfg->crypto.akm_suites[i]); 1883 1884 aen.control_port = bss_cfg->crypto.control_port; 1885 aen.control_port_no_encrypt = 1886 bss_cfg->crypto.control_port_no_encrypt; 1887 aen.control_port_ethertype = cpu_to_le16(be16_to_cpu( 1888 bss_cfg->crypto.control_port_ethertype)); 1889 1890 qtnf_cmd_skb_put_tlv_arr(cmd_skb, WLAN_EID_SSID, bss_cfg->ssid, 1891 bss_cfg->ssid_len); 1892 qtnf_cmd_skb_put_tlv_arr(cmd_skb, QTN_TLV_ID_CRYPTO, (u8 *)&aen, 1893 sizeof(aen)); 1894 1895 if (sme->ie_len != 0) 1896 qtnf_cmd_skb_put_tlv_arr(cmd_skb, QTN_TLV_ID_IE_SET, 1897 sme->ie, 1898 sme->ie_len); 1899 1900 ret = qtnf_cmd_send(vif->mac->bus, cmd_skb, &res_code); 1901 1902 if (unlikely(ret)) 1903 goto out; 1904 1905 if (unlikely(res_code != QLINK_CMD_RESULT_OK)) { 1906 pr_err("VIF%u.%u: CMD failed: %u\n", vif->mac->macid, 1907 vif->vifid, res_code); 1908 ret = -EFAULT; 1909 goto out; 1910 } 1911 out: 1912 qtnf_bus_unlock(vif->mac->bus); 1913 return ret; 1914 } 1915 1916 int qtnf_cmd_send_disconnect(struct qtnf_vif *vif, u16 reason_code) 1917 { 1918 struct sk_buff *cmd_skb; 1919 struct qlink_cmd_disconnect *cmd; 1920 u16 res_code = QLINK_CMD_RESULT_OK; 1921 int ret; 1922 1923 cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid, 1924 QLINK_CMD_DISCONNECT, 1925 sizeof(*cmd)); 1926 if (unlikely(!cmd_skb)) 1927 return -ENOMEM; 1928 1929 qtnf_bus_lock(vif->mac->bus); 1930 1931 cmd = (struct qlink_cmd_disconnect *)cmd_skb->data; 1932 cmd->reason = cpu_to_le16(reason_code); 1933 1934 ret = qtnf_cmd_send(vif->mac->bus, cmd_skb, &res_code); 1935 1936 if (unlikely(ret)) 1937 goto out; 1938 1939 if (unlikely(res_code != QLINK_CMD_RESULT_OK)) { 1940 pr_err("VIF%u.%u: CMD failed: %u\n", vif->mac->macid, 1941 vif->vifid, res_code); 1942 ret = -EFAULT; 1943 goto out; 1944 } 1945 out: 1946 qtnf_bus_unlock(vif->mac->bus); 1947 return ret; 1948 } 1949 1950 int qtnf_cmd_send_updown_intf(struct qtnf_vif *vif, bool up) 1951 { 1952 struct sk_buff *cmd_skb; 1953 struct qlink_cmd_updown *cmd; 1954 u16 res_code = QLINK_CMD_RESULT_OK; 1955 int ret; 1956 1957 cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid, 1958 QLINK_CMD_UPDOWN_INTF, 1959 sizeof(*cmd)); 1960 if (unlikely(!cmd_skb)) 1961 return -ENOMEM; 1962 1963 cmd = (struct qlink_cmd_updown *)cmd_skb->data; 1964 cmd->if_up = !!up; 1965 1966 qtnf_bus_lock(vif->mac->bus); 1967 1968 ret = qtnf_cmd_send(vif->mac->bus, cmd_skb, &res_code); 1969 1970 if (unlikely(ret)) 1971 goto out; 1972 1973 if (unlikely(res_code != QLINK_CMD_RESULT_OK)) { 1974 pr_err("VIF%u.%u: CMD failed: %u\n", vif->mac->macid, 1975 vif->vifid, res_code); 1976 ret = -EFAULT; 1977 goto out; 1978 } 1979 out: 1980 qtnf_bus_unlock(vif->mac->bus); 1981 return ret; 1982 } 1983