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_resp_result_decode(enum qlink_cmd_result qcode) 59 { 60 switch (qcode) { 61 case QLINK_CMD_RESULT_OK: 62 return 0; 63 case QLINK_CMD_RESULT_INVALID: 64 return -EINVAL; 65 case QLINK_CMD_RESULT_ENOTSUPP: 66 return -ENOTSUPP; 67 case QLINK_CMD_RESULT_ENOTFOUND: 68 return -ENOENT; 69 case QLINK_CMD_RESULT_EALREADY: 70 return -EALREADY; 71 case QLINK_CMD_RESULT_EADDRINUSE: 72 return -EADDRINUSE; 73 case QLINK_CMD_RESULT_EADDRNOTAVAIL: 74 return -EADDRNOTAVAIL; 75 default: 76 return -EFAULT; 77 } 78 } 79 80 static int qtnf_cmd_send_with_reply(struct qtnf_bus *bus, 81 struct sk_buff *cmd_skb, 82 struct sk_buff **response_skb, 83 u16 *result_code, 84 size_t const_resp_size, 85 size_t *var_resp_size) 86 { 87 struct qlink_cmd *cmd; 88 const struct qlink_resp *resp; 89 struct sk_buff *resp_skb = NULL; 90 u16 cmd_id; 91 u8 mac_id, vif_id; 92 int ret; 93 94 cmd = (struct qlink_cmd *)cmd_skb->data; 95 cmd_id = le16_to_cpu(cmd->cmd_id); 96 mac_id = cmd->macid; 97 vif_id = cmd->vifid; 98 cmd->mhdr.len = cpu_to_le16(cmd_skb->len); 99 100 if (unlikely(bus->fw_state != QTNF_FW_STATE_ACTIVE && 101 le16_to_cpu(cmd->cmd_id) != QLINK_CMD_FW_INIT)) { 102 pr_warn("VIF%u.%u: drop cmd 0x%.4X in fw state %d\n", 103 mac_id, vif_id, le16_to_cpu(cmd->cmd_id), 104 bus->fw_state); 105 dev_kfree_skb(cmd_skb); 106 return -ENODEV; 107 } 108 109 pr_debug("VIF%u.%u cmd=0x%.4X\n", mac_id, vif_id, 110 le16_to_cpu(cmd->cmd_id)); 111 112 ret = qtnf_trans_send_cmd_with_resp(bus, cmd_skb, &resp_skb); 113 114 if (unlikely(ret)) 115 goto out; 116 117 resp = (const struct qlink_resp *)resp_skb->data; 118 ret = qtnf_cmd_check_reply_header(resp, cmd_id, mac_id, vif_id, 119 const_resp_size); 120 121 if (unlikely(ret)) 122 goto out; 123 124 if (likely(result_code)) 125 *result_code = le16_to_cpu(resp->result); 126 127 /* Return length of variable part of response */ 128 if (response_skb && var_resp_size) 129 *var_resp_size = le16_to_cpu(resp->mhdr.len) - const_resp_size; 130 131 out: 132 if (response_skb) 133 *response_skb = resp_skb; 134 else 135 consume_skb(resp_skb); 136 137 return ret; 138 } 139 140 static inline int qtnf_cmd_send(struct qtnf_bus *bus, 141 struct sk_buff *cmd_skb, 142 u16 *result_code) 143 { 144 return qtnf_cmd_send_with_reply(bus, cmd_skb, NULL, result_code, 145 sizeof(struct qlink_resp), NULL); 146 } 147 148 static struct sk_buff *qtnf_cmd_alloc_new_cmdskb(u8 macid, u8 vifid, u16 cmd_no, 149 size_t cmd_size) 150 { 151 struct qlink_cmd *cmd; 152 struct sk_buff *cmd_skb; 153 154 cmd_skb = __dev_alloc_skb(sizeof(*cmd) + 155 QTNF_MAX_CMD_BUF_SIZE, GFP_KERNEL); 156 if (unlikely(!cmd_skb)) { 157 pr_err("VIF%u.%u CMD %u: alloc failed\n", macid, vifid, cmd_no); 158 return NULL; 159 } 160 161 skb_put_zero(cmd_skb, cmd_size); 162 163 cmd = (struct qlink_cmd *)cmd_skb->data; 164 cmd->mhdr.len = cpu_to_le16(cmd_skb->len); 165 cmd->mhdr.type = cpu_to_le16(QLINK_MSG_TYPE_CMD); 166 cmd->cmd_id = cpu_to_le16(cmd_no); 167 cmd->macid = macid; 168 cmd->vifid = vifid; 169 170 return cmd_skb; 171 } 172 173 static void qtnf_cmd_tlv_ie_set_add(struct sk_buff *cmd_skb, u8 frame_type, 174 const u8 *buf, size_t len) 175 { 176 struct qlink_tlv_ie_set *tlv; 177 178 tlv = (struct qlink_tlv_ie_set *)skb_put(cmd_skb, sizeof(*tlv) + len); 179 tlv->hdr.type = cpu_to_le16(QTN_TLV_ID_IE_SET); 180 tlv->hdr.len = cpu_to_le16(len + sizeof(*tlv) - sizeof(tlv->hdr)); 181 tlv->type = frame_type; 182 tlv->flags = 0; 183 184 if (len && buf) 185 memcpy(tlv->ie_data, buf, len); 186 } 187 188 static inline size_t qtnf_cmd_acl_data_size(const struct cfg80211_acl_data *acl) 189 { 190 size_t size = sizeof(struct qlink_acl_data) + 191 acl->n_acl_entries * sizeof(struct qlink_mac_address); 192 193 return size; 194 } 195 196 static bool qtnf_cmd_start_ap_can_fit(const struct qtnf_vif *vif, 197 const struct cfg80211_ap_settings *s) 198 { 199 unsigned int len = sizeof(struct qlink_cmd_start_ap); 200 201 len += s->ssid_len; 202 len += s->beacon.head_len; 203 len += s->beacon.tail_len; 204 len += s->beacon.beacon_ies_len; 205 len += s->beacon.proberesp_ies_len; 206 len += s->beacon.assocresp_ies_len; 207 len += s->beacon.probe_resp_len; 208 209 if (cfg80211_chandef_valid(&s->chandef)) 210 len += sizeof(struct qlink_tlv_chandef); 211 212 if (s->acl) 213 len += sizeof(struct qlink_tlv_hdr) + 214 qtnf_cmd_acl_data_size(s->acl); 215 216 if (len > (sizeof(struct qlink_cmd) + QTNF_MAX_CMD_BUF_SIZE)) { 217 pr_err("VIF%u.%u: can not fit AP settings: %u\n", 218 vif->mac->macid, vif->vifid, len); 219 return false; 220 } 221 222 return true; 223 } 224 225 int qtnf_cmd_send_start_ap(struct qtnf_vif *vif, 226 const struct cfg80211_ap_settings *s) 227 { 228 struct sk_buff *cmd_skb; 229 struct qlink_cmd_start_ap *cmd; 230 struct qlink_auth_encr *aen; 231 u16 res_code = QLINK_CMD_RESULT_OK; 232 int ret; 233 int i; 234 235 if (!qtnf_cmd_start_ap_can_fit(vif, s)) 236 return -E2BIG; 237 238 cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid, 239 QLINK_CMD_START_AP, 240 sizeof(*cmd)); 241 if (!cmd_skb) 242 return -ENOMEM; 243 244 cmd = (struct qlink_cmd_start_ap *)cmd_skb->data; 245 cmd->dtim_period = s->dtim_period; 246 cmd->beacon_interval = cpu_to_le16(s->beacon_interval); 247 cmd->hidden_ssid = qlink_hidden_ssid_nl2q(s->hidden_ssid); 248 cmd->inactivity_timeout = cpu_to_le16(s->inactivity_timeout); 249 cmd->smps_mode = s->smps_mode; 250 cmd->p2p_ctwindow = s->p2p_ctwindow; 251 cmd->p2p_opp_ps = s->p2p_opp_ps; 252 cmd->pbss = s->pbss; 253 cmd->ht_required = s->ht_required; 254 cmd->vht_required = s->vht_required; 255 256 aen = &cmd->aen; 257 aen->auth_type = s->auth_type; 258 aen->privacy = !!s->privacy; 259 aen->wpa_versions = cpu_to_le32(s->crypto.wpa_versions); 260 aen->cipher_group = cpu_to_le32(s->crypto.cipher_group); 261 aen->n_ciphers_pairwise = cpu_to_le32(s->crypto.n_ciphers_pairwise); 262 for (i = 0; i < QLINK_MAX_NR_CIPHER_SUITES; i++) 263 aen->ciphers_pairwise[i] = 264 cpu_to_le32(s->crypto.ciphers_pairwise[i]); 265 aen->n_akm_suites = cpu_to_le32(s->crypto.n_akm_suites); 266 for (i = 0; i < QLINK_MAX_NR_AKM_SUITES; i++) 267 aen->akm_suites[i] = cpu_to_le32(s->crypto.akm_suites[i]); 268 aen->control_port = s->crypto.control_port; 269 aen->control_port_no_encrypt = s->crypto.control_port_no_encrypt; 270 aen->control_port_ethertype = 271 cpu_to_le16(be16_to_cpu(s->crypto.control_port_ethertype)); 272 273 if (s->ssid && s->ssid_len > 0 && s->ssid_len <= IEEE80211_MAX_SSID_LEN) 274 qtnf_cmd_skb_put_tlv_arr(cmd_skb, WLAN_EID_SSID, s->ssid, 275 s->ssid_len); 276 277 if (cfg80211_chandef_valid(&s->chandef)) { 278 struct qlink_tlv_chandef *chtlv = 279 (struct qlink_tlv_chandef *)skb_put(cmd_skb, 280 sizeof(*chtlv)); 281 282 chtlv->hdr.type = cpu_to_le16(QTN_TLV_ID_CHANDEF); 283 chtlv->hdr.len = cpu_to_le16(sizeof(*chtlv) - 284 sizeof(chtlv->hdr)); 285 qlink_chandef_cfg2q(&s->chandef, &chtlv->chdef); 286 } 287 288 qtnf_cmd_tlv_ie_set_add(cmd_skb, QLINK_IE_SET_BEACON_HEAD, 289 s->beacon.head, s->beacon.head_len); 290 qtnf_cmd_tlv_ie_set_add(cmd_skb, QLINK_IE_SET_BEACON_TAIL, 291 s->beacon.tail, s->beacon.tail_len); 292 qtnf_cmd_tlv_ie_set_add(cmd_skb, QLINK_IE_SET_BEACON_IES, 293 s->beacon.beacon_ies, s->beacon.beacon_ies_len); 294 qtnf_cmd_tlv_ie_set_add(cmd_skb, QLINK_IE_SET_PROBE_RESP, 295 s->beacon.probe_resp, s->beacon.probe_resp_len); 296 qtnf_cmd_tlv_ie_set_add(cmd_skb, QLINK_IE_SET_PROBE_RESP_IES, 297 s->beacon.proberesp_ies, 298 s->beacon.proberesp_ies_len); 299 qtnf_cmd_tlv_ie_set_add(cmd_skb, QLINK_IE_SET_ASSOC_RESP, 300 s->beacon.assocresp_ies, 301 s->beacon.assocresp_ies_len); 302 303 if (s->ht_cap) { 304 struct qlink_tlv_hdr *tlv = (struct qlink_tlv_hdr *) 305 skb_put(cmd_skb, sizeof(*tlv) + sizeof(*s->ht_cap)); 306 307 tlv->type = cpu_to_le16(WLAN_EID_HT_CAPABILITY); 308 tlv->len = cpu_to_le16(sizeof(*s->ht_cap)); 309 memcpy(tlv->val, s->ht_cap, sizeof(*s->ht_cap)); 310 } 311 312 if (s->vht_cap) { 313 struct qlink_tlv_hdr *tlv = (struct qlink_tlv_hdr *) 314 skb_put(cmd_skb, sizeof(*tlv) + sizeof(*s->vht_cap)); 315 316 tlv->type = cpu_to_le16(WLAN_EID_VHT_CAPABILITY); 317 tlv->len = cpu_to_le16(sizeof(*s->vht_cap)); 318 memcpy(tlv->val, s->vht_cap, sizeof(*s->vht_cap)); 319 } 320 321 if (s->acl) { 322 size_t acl_size = qtnf_cmd_acl_data_size(s->acl); 323 struct qlink_tlv_hdr *tlv = 324 skb_put(cmd_skb, sizeof(*tlv) + acl_size); 325 326 tlv->type = cpu_to_le16(QTN_TLV_ID_ACL_DATA); 327 tlv->len = cpu_to_le16(acl_size); 328 qlink_acl_data_cfg2q(s->acl, (struct qlink_acl_data *)tlv->val); 329 } 330 331 qtnf_bus_lock(vif->mac->bus); 332 333 ret = qtnf_cmd_send(vif->mac->bus, cmd_skb, &res_code); 334 335 if (unlikely(ret)) 336 goto out; 337 338 if (unlikely(res_code != QLINK_CMD_RESULT_OK)) { 339 pr_err("VIF%u.%u: CMD failed: %u\n", vif->mac->macid, 340 vif->vifid, res_code); 341 ret = -EFAULT; 342 goto out; 343 } 344 345 netif_carrier_on(vif->netdev); 346 347 out: 348 qtnf_bus_unlock(vif->mac->bus); 349 return ret; 350 } 351 352 int qtnf_cmd_send_stop_ap(struct qtnf_vif *vif) 353 { 354 struct sk_buff *cmd_skb; 355 u16 res_code = QLINK_CMD_RESULT_OK; 356 int ret; 357 358 cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid, 359 QLINK_CMD_STOP_AP, 360 sizeof(struct qlink_cmd)); 361 if (!cmd_skb) 362 return -ENOMEM; 363 364 qtnf_bus_lock(vif->mac->bus); 365 366 ret = qtnf_cmd_send(vif->mac->bus, cmd_skb, &res_code); 367 368 if (unlikely(ret)) 369 goto out; 370 371 if (unlikely(res_code != QLINK_CMD_RESULT_OK)) { 372 pr_err("VIF%u.%u: CMD failed: %u\n", vif->mac->macid, 373 vif->vifid, res_code); 374 ret = -EFAULT; 375 goto out; 376 } 377 378 netif_carrier_off(vif->netdev); 379 380 out: 381 qtnf_bus_unlock(vif->mac->bus); 382 return ret; 383 } 384 385 int qtnf_cmd_send_register_mgmt(struct qtnf_vif *vif, u16 frame_type, bool reg) 386 { 387 struct sk_buff *cmd_skb; 388 struct qlink_cmd_mgmt_frame_register *cmd; 389 u16 res_code = QLINK_CMD_RESULT_OK; 390 int ret; 391 392 cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid, 393 QLINK_CMD_REGISTER_MGMT, 394 sizeof(*cmd)); 395 if (!cmd_skb) 396 return -ENOMEM; 397 398 qtnf_bus_lock(vif->mac->bus); 399 400 cmd = (struct qlink_cmd_mgmt_frame_register *)cmd_skb->data; 401 cmd->frame_type = cpu_to_le16(frame_type); 402 cmd->do_register = reg; 403 404 ret = qtnf_cmd_send(vif->mac->bus, cmd_skb, &res_code); 405 406 if (unlikely(ret)) 407 goto out; 408 409 if (unlikely(res_code != QLINK_CMD_RESULT_OK)) { 410 pr_err("VIF%u.%u: CMD failed: %u\n", vif->mac->macid, 411 vif->vifid, res_code); 412 ret = -EFAULT; 413 goto out; 414 } 415 416 out: 417 qtnf_bus_unlock(vif->mac->bus); 418 return ret; 419 } 420 421 int qtnf_cmd_send_mgmt_frame(struct qtnf_vif *vif, u32 cookie, u16 flags, 422 u16 freq, const u8 *buf, size_t len) 423 { 424 struct sk_buff *cmd_skb; 425 struct qlink_cmd_mgmt_frame_tx *cmd; 426 u16 res_code = QLINK_CMD_RESULT_OK; 427 int ret; 428 429 if (sizeof(*cmd) + len > QTNF_MAX_CMD_BUF_SIZE) { 430 pr_warn("VIF%u.%u: frame is too big: %zu\n", vif->mac->macid, 431 vif->vifid, len); 432 return -E2BIG; 433 } 434 435 cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid, 436 QLINK_CMD_SEND_MGMT_FRAME, 437 sizeof(*cmd)); 438 if (!cmd_skb) 439 return -ENOMEM; 440 441 qtnf_bus_lock(vif->mac->bus); 442 443 cmd = (struct qlink_cmd_mgmt_frame_tx *)cmd_skb->data; 444 cmd->cookie = cpu_to_le32(cookie); 445 cmd->freq = cpu_to_le16(freq); 446 cmd->flags = cpu_to_le16(flags); 447 448 if (len && buf) 449 qtnf_cmd_skb_put_buffer(cmd_skb, buf, len); 450 451 ret = qtnf_cmd_send(vif->mac->bus, cmd_skb, &res_code); 452 453 if (unlikely(ret)) 454 goto out; 455 456 if (unlikely(res_code != QLINK_CMD_RESULT_OK)) { 457 pr_err("VIF%u.%u: CMD failed: %u\n", vif->mac->macid, 458 vif->vifid, res_code); 459 ret = -EFAULT; 460 goto out; 461 } 462 463 out: 464 qtnf_bus_unlock(vif->mac->bus); 465 return ret; 466 } 467 468 int qtnf_cmd_send_mgmt_set_appie(struct qtnf_vif *vif, u8 frame_type, 469 const u8 *buf, size_t len) 470 { 471 struct sk_buff *cmd_skb; 472 u16 res_code = QLINK_CMD_RESULT_OK; 473 int ret; 474 475 if (len > QTNF_MAX_CMD_BUF_SIZE) { 476 pr_warn("VIF%u.%u: %u frame is too big: %zu\n", vif->mac->macid, 477 vif->vifid, frame_type, len); 478 return -E2BIG; 479 } 480 481 cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid, 482 QLINK_CMD_MGMT_SET_APPIE, 483 sizeof(struct qlink_cmd)); 484 if (!cmd_skb) 485 return -ENOMEM; 486 487 qtnf_cmd_tlv_ie_set_add(cmd_skb, frame_type, buf, len); 488 489 qtnf_bus_lock(vif->mac->bus); 490 491 ret = qtnf_cmd_send(vif->mac->bus, cmd_skb, &res_code); 492 493 if (unlikely(ret)) 494 goto out; 495 496 if (unlikely(res_code != QLINK_CMD_RESULT_OK)) { 497 pr_err("VIF%u.%u frame %u: CMD failed: %u\n", vif->mac->macid, 498 vif->vifid, frame_type, res_code); 499 ret = -EFAULT; 500 goto out; 501 } 502 503 out: 504 qtnf_bus_unlock(vif->mac->bus); 505 return ret; 506 } 507 508 static void 509 qtnf_sta_info_parse_rate(struct rate_info *rate_dst, 510 const struct qlink_sta_info_rate *rate_src) 511 { 512 rate_dst->legacy = get_unaligned_le16(&rate_src->rate) * 10; 513 514 rate_dst->mcs = rate_src->mcs; 515 rate_dst->nss = rate_src->nss; 516 rate_dst->flags = 0; 517 518 switch (rate_src->bw) { 519 case QLINK_CHAN_WIDTH_5: 520 rate_dst->bw = RATE_INFO_BW_5; 521 break; 522 case QLINK_CHAN_WIDTH_10: 523 rate_dst->bw = RATE_INFO_BW_10; 524 break; 525 case QLINK_CHAN_WIDTH_20: 526 case QLINK_CHAN_WIDTH_20_NOHT: 527 rate_dst->bw = RATE_INFO_BW_20; 528 break; 529 case QLINK_CHAN_WIDTH_40: 530 rate_dst->bw = RATE_INFO_BW_40; 531 break; 532 case QLINK_CHAN_WIDTH_80: 533 rate_dst->bw = RATE_INFO_BW_80; 534 break; 535 case QLINK_CHAN_WIDTH_160: 536 rate_dst->bw = RATE_INFO_BW_160; 537 break; 538 default: 539 rate_dst->bw = 0; 540 break; 541 } 542 543 if (rate_src->flags & QLINK_STA_INFO_RATE_FLAG_HT_MCS) 544 rate_dst->flags |= RATE_INFO_FLAGS_MCS; 545 else if (rate_src->flags & QLINK_STA_INFO_RATE_FLAG_VHT_MCS) 546 rate_dst->flags |= RATE_INFO_FLAGS_VHT_MCS; 547 } 548 549 static void 550 qtnf_sta_info_parse_flags(struct nl80211_sta_flag_update *dst, 551 const struct qlink_sta_info_state *src) 552 { 553 u32 mask, value; 554 555 dst->mask = 0; 556 dst->set = 0; 557 558 mask = le32_to_cpu(src->mask); 559 value = le32_to_cpu(src->value); 560 561 if (mask & QLINK_STA_FLAG_AUTHORIZED) { 562 dst->mask |= BIT(NL80211_STA_FLAG_AUTHORIZED); 563 if (value & QLINK_STA_FLAG_AUTHORIZED) 564 dst->set |= BIT(NL80211_STA_FLAG_AUTHORIZED); 565 } 566 567 if (mask & QLINK_STA_FLAG_SHORT_PREAMBLE) { 568 dst->mask |= BIT(NL80211_STA_FLAG_SHORT_PREAMBLE); 569 if (value & QLINK_STA_FLAG_SHORT_PREAMBLE) 570 dst->set |= BIT(NL80211_STA_FLAG_SHORT_PREAMBLE); 571 } 572 573 if (mask & QLINK_STA_FLAG_WME) { 574 dst->mask |= BIT(NL80211_STA_FLAG_WME); 575 if (value & QLINK_STA_FLAG_WME) 576 dst->set |= BIT(NL80211_STA_FLAG_WME); 577 } 578 579 if (mask & QLINK_STA_FLAG_MFP) { 580 dst->mask |= BIT(NL80211_STA_FLAG_MFP); 581 if (value & QLINK_STA_FLAG_MFP) 582 dst->set |= BIT(NL80211_STA_FLAG_MFP); 583 } 584 585 if (mask & QLINK_STA_FLAG_AUTHENTICATED) { 586 dst->mask |= BIT(NL80211_STA_FLAG_AUTHENTICATED); 587 if (value & QLINK_STA_FLAG_AUTHENTICATED) 588 dst->set |= BIT(NL80211_STA_FLAG_AUTHENTICATED); 589 } 590 591 if (mask & QLINK_STA_FLAG_TDLS_PEER) { 592 dst->mask |= BIT(NL80211_STA_FLAG_TDLS_PEER); 593 if (value & QLINK_STA_FLAG_TDLS_PEER) 594 dst->set |= BIT(NL80211_STA_FLAG_TDLS_PEER); 595 } 596 597 if (mask & QLINK_STA_FLAG_ASSOCIATED) { 598 dst->mask |= BIT(NL80211_STA_FLAG_ASSOCIATED); 599 if (value & QLINK_STA_FLAG_ASSOCIATED) 600 dst->set |= BIT(NL80211_STA_FLAG_ASSOCIATED); 601 } 602 } 603 604 static void 605 qtnf_cmd_sta_info_parse(struct station_info *sinfo, 606 const struct qlink_tlv_hdr *tlv, 607 size_t resp_size) 608 { 609 const struct qlink_sta_stats *stats = NULL; 610 const u8 *map = NULL; 611 unsigned int map_len = 0; 612 unsigned int stats_len = 0; 613 u16 tlv_len; 614 615 #define qtnf_sta_stat_avail(stat_name, bitn) \ 616 (qtnf_utils_is_bit_set(map, bitn, map_len) && \ 617 (offsetofend(struct qlink_sta_stats, stat_name) <= stats_len)) 618 619 while (resp_size >= sizeof(*tlv)) { 620 tlv_len = le16_to_cpu(tlv->len); 621 622 switch (le16_to_cpu(tlv->type)) { 623 case QTN_TLV_ID_STA_STATS_MAP: 624 map_len = tlv_len; 625 map = tlv->val; 626 break; 627 case QTN_TLV_ID_STA_STATS: 628 stats_len = tlv_len; 629 stats = (const struct qlink_sta_stats *)tlv->val; 630 break; 631 default: 632 break; 633 } 634 635 resp_size -= tlv_len + sizeof(*tlv); 636 tlv = (const struct qlink_tlv_hdr *)(tlv->val + tlv_len); 637 } 638 639 if (!map || !stats) 640 return; 641 642 if (qtnf_sta_stat_avail(inactive_time, QLINK_STA_INFO_INACTIVE_TIME)) { 643 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_INACTIVE_TIME); 644 sinfo->inactive_time = le32_to_cpu(stats->inactive_time); 645 } 646 647 if (qtnf_sta_stat_avail(connected_time, 648 QLINK_STA_INFO_CONNECTED_TIME)) { 649 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_CONNECTED_TIME); 650 sinfo->connected_time = le32_to_cpu(stats->connected_time); 651 } 652 653 if (qtnf_sta_stat_avail(signal, QLINK_STA_INFO_SIGNAL)) { 654 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_SIGNAL); 655 sinfo->signal = stats->signal - QLINK_RSSI_OFFSET; 656 } 657 658 if (qtnf_sta_stat_avail(signal_avg, QLINK_STA_INFO_SIGNAL_AVG)) { 659 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_SIGNAL_AVG); 660 sinfo->signal_avg = stats->signal_avg - QLINK_RSSI_OFFSET; 661 } 662 663 if (qtnf_sta_stat_avail(rxrate, QLINK_STA_INFO_RX_BITRATE)) { 664 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_RX_BITRATE); 665 qtnf_sta_info_parse_rate(&sinfo->rxrate, &stats->rxrate); 666 } 667 668 if (qtnf_sta_stat_avail(txrate, QLINK_STA_INFO_TX_BITRATE)) { 669 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_TX_BITRATE); 670 qtnf_sta_info_parse_rate(&sinfo->txrate, &stats->txrate); 671 } 672 673 if (qtnf_sta_stat_avail(sta_flags, QLINK_STA_INFO_STA_FLAGS)) { 674 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_STA_FLAGS); 675 qtnf_sta_info_parse_flags(&sinfo->sta_flags, &stats->sta_flags); 676 } 677 678 if (qtnf_sta_stat_avail(rx_bytes, QLINK_STA_INFO_RX_BYTES)) { 679 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_RX_BYTES); 680 sinfo->rx_bytes = le64_to_cpu(stats->rx_bytes); 681 } 682 683 if (qtnf_sta_stat_avail(tx_bytes, QLINK_STA_INFO_TX_BYTES)) { 684 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_TX_BYTES); 685 sinfo->tx_bytes = le64_to_cpu(stats->tx_bytes); 686 } 687 688 if (qtnf_sta_stat_avail(rx_bytes, QLINK_STA_INFO_RX_BYTES64)) { 689 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_RX_BYTES64); 690 sinfo->rx_bytes = le64_to_cpu(stats->rx_bytes); 691 } 692 693 if (qtnf_sta_stat_avail(tx_bytes, QLINK_STA_INFO_TX_BYTES64)) { 694 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_TX_BYTES64); 695 sinfo->tx_bytes = le64_to_cpu(stats->tx_bytes); 696 } 697 698 if (qtnf_sta_stat_avail(rx_packets, QLINK_STA_INFO_RX_PACKETS)) { 699 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_RX_PACKETS); 700 sinfo->rx_packets = le32_to_cpu(stats->rx_packets); 701 } 702 703 if (qtnf_sta_stat_avail(tx_packets, QLINK_STA_INFO_TX_PACKETS)) { 704 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_TX_PACKETS); 705 sinfo->tx_packets = le32_to_cpu(stats->tx_packets); 706 } 707 708 if (qtnf_sta_stat_avail(rx_beacon, QLINK_STA_INFO_BEACON_RX)) { 709 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_BEACON_RX); 710 sinfo->rx_beacon = le64_to_cpu(stats->rx_beacon); 711 } 712 713 if (qtnf_sta_stat_avail(rx_dropped_misc, QLINK_STA_INFO_RX_DROP_MISC)) { 714 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_RX_DROP_MISC); 715 sinfo->rx_dropped_misc = le32_to_cpu(stats->rx_dropped_misc); 716 } 717 718 if (qtnf_sta_stat_avail(tx_failed, QLINK_STA_INFO_TX_FAILED)) { 719 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_TX_FAILED); 720 sinfo->tx_failed = le32_to_cpu(stats->tx_failed); 721 } 722 723 #undef qtnf_sta_stat_avail 724 } 725 726 int qtnf_cmd_get_sta_info(struct qtnf_vif *vif, const u8 *sta_mac, 727 struct station_info *sinfo) 728 { 729 struct sk_buff *cmd_skb, *resp_skb = NULL; 730 struct qlink_cmd_get_sta_info *cmd; 731 const struct qlink_resp_get_sta_info *resp; 732 size_t var_resp_len; 733 u16 res_code = QLINK_CMD_RESULT_OK; 734 int ret = 0; 735 736 cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid, 737 QLINK_CMD_GET_STA_INFO, 738 sizeof(*cmd)); 739 if (!cmd_skb) 740 return -ENOMEM; 741 742 qtnf_bus_lock(vif->mac->bus); 743 744 cmd = (struct qlink_cmd_get_sta_info *)cmd_skb->data; 745 ether_addr_copy(cmd->sta_addr, sta_mac); 746 747 ret = qtnf_cmd_send_with_reply(vif->mac->bus, cmd_skb, &resp_skb, 748 &res_code, sizeof(*resp), 749 &var_resp_len); 750 751 if (unlikely(ret)) 752 goto out; 753 754 if (unlikely(res_code != QLINK_CMD_RESULT_OK)) { 755 switch (res_code) { 756 case QLINK_CMD_RESULT_ENOTFOUND: 757 pr_warn("VIF%u.%u: %pM STA not found\n", 758 vif->mac->macid, vif->vifid, sta_mac); 759 ret = -ENOENT; 760 break; 761 default: 762 pr_err("VIF%u.%u: can't get info for %pM: %u\n", 763 vif->mac->macid, vif->vifid, sta_mac, res_code); 764 ret = -EFAULT; 765 break; 766 } 767 goto out; 768 } 769 770 resp = (const struct qlink_resp_get_sta_info *)resp_skb->data; 771 772 if (unlikely(!ether_addr_equal(sta_mac, resp->sta_addr))) { 773 pr_err("VIF%u.%u: wrong mac in reply: %pM != %pM\n", 774 vif->mac->macid, vif->vifid, resp->sta_addr, sta_mac); 775 ret = -EINVAL; 776 goto out; 777 } 778 779 qtnf_cmd_sta_info_parse(sinfo, 780 (const struct qlink_tlv_hdr *)resp->info, 781 var_resp_len); 782 783 out: 784 qtnf_bus_unlock(vif->mac->bus); 785 consume_skb(resp_skb); 786 787 return ret; 788 } 789 790 static int qtnf_cmd_send_add_change_intf(struct qtnf_vif *vif, 791 enum nl80211_iftype iftype, 792 u8 *mac_addr, 793 enum qlink_cmd_type cmd_type) 794 { 795 struct sk_buff *cmd_skb, *resp_skb = NULL; 796 struct qlink_cmd_manage_intf *cmd; 797 const struct qlink_resp_manage_intf *resp; 798 u16 res_code = QLINK_CMD_RESULT_OK; 799 int ret = 0; 800 801 cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid, 802 cmd_type, 803 sizeof(*cmd)); 804 if (!cmd_skb) 805 return -ENOMEM; 806 807 qtnf_bus_lock(vif->mac->bus); 808 809 cmd = (struct qlink_cmd_manage_intf *)cmd_skb->data; 810 811 switch (iftype) { 812 case NL80211_IFTYPE_AP: 813 cmd->intf_info.if_type = cpu_to_le16(QLINK_IFTYPE_AP); 814 break; 815 case NL80211_IFTYPE_STATION: 816 cmd->intf_info.if_type = cpu_to_le16(QLINK_IFTYPE_STATION); 817 break; 818 default: 819 pr_err("VIF%u.%u: unsupported type %d\n", vif->mac->macid, 820 vif->vifid, iftype); 821 ret = -EINVAL; 822 goto out; 823 } 824 825 if (mac_addr) 826 ether_addr_copy(cmd->intf_info.mac_addr, mac_addr); 827 else 828 eth_zero_addr(cmd->intf_info.mac_addr); 829 830 ret = qtnf_cmd_send_with_reply(vif->mac->bus, cmd_skb, &resp_skb, 831 &res_code, sizeof(*resp), NULL); 832 833 if (unlikely(ret)) 834 goto out; 835 836 ret = qtnf_cmd_resp_result_decode(res_code); 837 if (ret) { 838 pr_err("VIF%u.%u: CMD %d failed: %u\n", vif->mac->macid, 839 vif->vifid, cmd_type, res_code); 840 goto out; 841 } 842 843 resp = (const struct qlink_resp_manage_intf *)resp_skb->data; 844 ether_addr_copy(vif->mac_addr, resp->intf_info.mac_addr); 845 846 out: 847 qtnf_bus_unlock(vif->mac->bus); 848 consume_skb(resp_skb); 849 850 return ret; 851 } 852 853 int qtnf_cmd_send_add_intf(struct qtnf_vif *vif, 854 enum nl80211_iftype iftype, u8 *mac_addr) 855 { 856 return qtnf_cmd_send_add_change_intf(vif, iftype, mac_addr, 857 QLINK_CMD_ADD_INTF); 858 } 859 860 int qtnf_cmd_send_change_intf_type(struct qtnf_vif *vif, 861 enum nl80211_iftype iftype, u8 *mac_addr) 862 { 863 return qtnf_cmd_send_add_change_intf(vif, iftype, mac_addr, 864 QLINK_CMD_CHANGE_INTF); 865 } 866 867 int qtnf_cmd_send_del_intf(struct qtnf_vif *vif) 868 { 869 struct sk_buff *cmd_skb; 870 struct qlink_cmd_manage_intf *cmd; 871 u16 res_code = QLINK_CMD_RESULT_OK; 872 int ret = 0; 873 874 cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid, 875 QLINK_CMD_DEL_INTF, 876 sizeof(*cmd)); 877 if (!cmd_skb) 878 return -ENOMEM; 879 880 qtnf_bus_lock(vif->mac->bus); 881 882 cmd = (struct qlink_cmd_manage_intf *)cmd_skb->data; 883 884 switch (vif->wdev.iftype) { 885 case NL80211_IFTYPE_AP: 886 cmd->intf_info.if_type = cpu_to_le16(QLINK_IFTYPE_AP); 887 break; 888 case NL80211_IFTYPE_STATION: 889 cmd->intf_info.if_type = cpu_to_le16(QLINK_IFTYPE_STATION); 890 break; 891 default: 892 pr_warn("VIF%u.%u: unsupported iftype %d\n", vif->mac->macid, 893 vif->vifid, vif->wdev.iftype); 894 ret = -EINVAL; 895 goto out; 896 } 897 898 eth_zero_addr(cmd->intf_info.mac_addr); 899 900 ret = qtnf_cmd_send(vif->mac->bus, cmd_skb, &res_code); 901 902 if (unlikely(ret)) 903 goto out; 904 905 if (unlikely(res_code != QLINK_CMD_RESULT_OK)) { 906 pr_err("VIF%u.%u: CMD failed: %u\n", vif->mac->macid, 907 vif->vifid, res_code); 908 ret = -EFAULT; 909 goto out; 910 } 911 912 out: 913 qtnf_bus_unlock(vif->mac->bus); 914 return ret; 915 } 916 917 static u32 qtnf_cmd_resp_reg_rule_flags_parse(u32 qflags) 918 { 919 u32 flags = 0; 920 921 if (qflags & QLINK_RRF_NO_OFDM) 922 flags |= NL80211_RRF_NO_OFDM; 923 924 if (qflags & QLINK_RRF_NO_CCK) 925 flags |= NL80211_RRF_NO_CCK; 926 927 if (qflags & QLINK_RRF_NO_INDOOR) 928 flags |= NL80211_RRF_NO_INDOOR; 929 930 if (qflags & QLINK_RRF_NO_OUTDOOR) 931 flags |= NL80211_RRF_NO_OUTDOOR; 932 933 if (qflags & QLINK_RRF_DFS) 934 flags |= NL80211_RRF_DFS; 935 936 if (qflags & QLINK_RRF_PTP_ONLY) 937 flags |= NL80211_RRF_PTP_ONLY; 938 939 if (qflags & QLINK_RRF_PTMP_ONLY) 940 flags |= NL80211_RRF_PTMP_ONLY; 941 942 if (qflags & QLINK_RRF_NO_IR) 943 flags |= NL80211_RRF_NO_IR; 944 945 if (qflags & QLINK_RRF_AUTO_BW) 946 flags |= NL80211_RRF_AUTO_BW; 947 948 if (qflags & QLINK_RRF_IR_CONCURRENT) 949 flags |= NL80211_RRF_IR_CONCURRENT; 950 951 if (qflags & QLINK_RRF_NO_HT40MINUS) 952 flags |= NL80211_RRF_NO_HT40MINUS; 953 954 if (qflags & QLINK_RRF_NO_HT40PLUS) 955 flags |= NL80211_RRF_NO_HT40PLUS; 956 957 if (qflags & QLINK_RRF_NO_80MHZ) 958 flags |= NL80211_RRF_NO_80MHZ; 959 960 if (qflags & QLINK_RRF_NO_160MHZ) 961 flags |= NL80211_RRF_NO_160MHZ; 962 963 return flags; 964 } 965 966 static int 967 qtnf_cmd_resp_proc_hw_info(struct qtnf_bus *bus, 968 const struct qlink_resp_get_hw_info *resp, 969 size_t info_len) 970 { 971 struct qtnf_hw_info *hwinfo = &bus->hw_info; 972 const struct qlink_tlv_hdr *tlv; 973 const struct qlink_tlv_reg_rule *tlv_rule; 974 const char *bld_name = NULL; 975 const char *bld_rev = NULL; 976 const char *bld_type = NULL; 977 const char *bld_label = NULL; 978 u32 bld_tmstamp = 0; 979 u32 plat_id = 0; 980 const char *hw_id = NULL; 981 const char *calibration_ver = NULL; 982 const char *uboot_ver = NULL; 983 u32 hw_ver = 0; 984 struct ieee80211_reg_rule *rule; 985 u16 tlv_type; 986 u16 tlv_value_len; 987 unsigned int rule_idx = 0; 988 989 if (WARN_ON(resp->n_reg_rules > NL80211_MAX_SUPP_REG_RULES)) 990 return -E2BIG; 991 992 hwinfo->rd = kzalloc(sizeof(*hwinfo->rd) 993 + sizeof(struct ieee80211_reg_rule) 994 * resp->n_reg_rules, GFP_KERNEL); 995 996 if (!hwinfo->rd) 997 return -ENOMEM; 998 999 hwinfo->num_mac = resp->num_mac; 1000 hwinfo->mac_bitmap = resp->mac_bitmap; 1001 hwinfo->fw_ver = le32_to_cpu(resp->fw_ver); 1002 hwinfo->ql_proto_ver = le16_to_cpu(resp->ql_proto_ver); 1003 hwinfo->total_tx_chain = resp->total_tx_chain; 1004 hwinfo->total_rx_chain = resp->total_rx_chain; 1005 hwinfo->hw_capab = le32_to_cpu(resp->hw_capab); 1006 hwinfo->rd->n_reg_rules = resp->n_reg_rules; 1007 hwinfo->rd->alpha2[0] = resp->alpha2[0]; 1008 hwinfo->rd->alpha2[1] = resp->alpha2[1]; 1009 1010 bld_tmstamp = le32_to_cpu(resp->bld_tmstamp); 1011 plat_id = le32_to_cpu(resp->plat_id); 1012 hw_ver = le32_to_cpu(resp->hw_ver); 1013 1014 switch (resp->dfs_region) { 1015 case QLINK_DFS_FCC: 1016 hwinfo->rd->dfs_region = NL80211_DFS_FCC; 1017 break; 1018 case QLINK_DFS_ETSI: 1019 hwinfo->rd->dfs_region = NL80211_DFS_ETSI; 1020 break; 1021 case QLINK_DFS_JP: 1022 hwinfo->rd->dfs_region = NL80211_DFS_JP; 1023 break; 1024 case QLINK_DFS_UNSET: 1025 default: 1026 hwinfo->rd->dfs_region = NL80211_DFS_UNSET; 1027 break; 1028 } 1029 1030 tlv = (const struct qlink_tlv_hdr *)resp->info; 1031 1032 while (info_len >= sizeof(*tlv)) { 1033 tlv_type = le16_to_cpu(tlv->type); 1034 tlv_value_len = le16_to_cpu(tlv->len); 1035 1036 if (tlv_value_len + sizeof(*tlv) > info_len) { 1037 pr_warn("malformed TLV 0x%.2X; LEN: %u\n", 1038 tlv_type, tlv_value_len); 1039 return -EINVAL; 1040 } 1041 1042 switch (tlv_type) { 1043 case QTN_TLV_ID_REG_RULE: 1044 if (rule_idx >= resp->n_reg_rules) { 1045 pr_warn("unexpected number of rules: %u\n", 1046 resp->n_reg_rules); 1047 return -EINVAL; 1048 } 1049 1050 if (tlv_value_len != sizeof(*tlv_rule) - sizeof(*tlv)) { 1051 pr_warn("malformed TLV 0x%.2X; LEN: %u\n", 1052 tlv_type, tlv_value_len); 1053 return -EINVAL; 1054 } 1055 1056 tlv_rule = (const struct qlink_tlv_reg_rule *)tlv; 1057 rule = &hwinfo->rd->reg_rules[rule_idx++]; 1058 1059 rule->freq_range.start_freq_khz = 1060 le32_to_cpu(tlv_rule->start_freq_khz); 1061 rule->freq_range.end_freq_khz = 1062 le32_to_cpu(tlv_rule->end_freq_khz); 1063 rule->freq_range.max_bandwidth_khz = 1064 le32_to_cpu(tlv_rule->max_bandwidth_khz); 1065 rule->power_rule.max_antenna_gain = 1066 le32_to_cpu(tlv_rule->max_antenna_gain); 1067 rule->power_rule.max_eirp = 1068 le32_to_cpu(tlv_rule->max_eirp); 1069 rule->dfs_cac_ms = 1070 le32_to_cpu(tlv_rule->dfs_cac_ms); 1071 rule->flags = qtnf_cmd_resp_reg_rule_flags_parse( 1072 le32_to_cpu(tlv_rule->flags)); 1073 break; 1074 case QTN_TLV_ID_BUILD_NAME: 1075 bld_name = (const void *)tlv->val; 1076 break; 1077 case QTN_TLV_ID_BUILD_REV: 1078 bld_rev = (const void *)tlv->val; 1079 break; 1080 case QTN_TLV_ID_BUILD_TYPE: 1081 bld_type = (const void *)tlv->val; 1082 break; 1083 case QTN_TLV_ID_BUILD_LABEL: 1084 bld_label = (const void *)tlv->val; 1085 break; 1086 case QTN_TLV_ID_HW_ID: 1087 hw_id = (const void *)tlv->val; 1088 break; 1089 case QTN_TLV_ID_CALIBRATION_VER: 1090 calibration_ver = (const void *)tlv->val; 1091 break; 1092 case QTN_TLV_ID_UBOOT_VER: 1093 uboot_ver = (const void *)tlv->val; 1094 break; 1095 default: 1096 break; 1097 } 1098 1099 info_len -= tlv_value_len + sizeof(*tlv); 1100 tlv = (struct qlink_tlv_hdr *)(tlv->val + tlv_value_len); 1101 } 1102 1103 if (rule_idx != resp->n_reg_rules) { 1104 pr_warn("unexpected number of rules: expected %u got %u\n", 1105 resp->n_reg_rules, rule_idx); 1106 kfree(hwinfo->rd); 1107 hwinfo->rd = NULL; 1108 return -EINVAL; 1109 } 1110 1111 pr_info("fw_version=%d, MACs map %#x, alpha2=\"%c%c\", chains Tx=%u Rx=%u, capab=0x%x\n", 1112 hwinfo->fw_ver, hwinfo->mac_bitmap, 1113 hwinfo->rd->alpha2[0], hwinfo->rd->alpha2[1], 1114 hwinfo->total_tx_chain, hwinfo->total_rx_chain, 1115 hwinfo->hw_capab); 1116 1117 pr_info("\nBuild name: %s" \ 1118 "\nBuild revision: %s" \ 1119 "\nBuild type: %s" \ 1120 "\nBuild label: %s" \ 1121 "\nBuild timestamp: %lu" \ 1122 "\nPlatform ID: %lu" \ 1123 "\nHardware ID: %s" \ 1124 "\nCalibration version: %s" \ 1125 "\nU-Boot version: %s" \ 1126 "\nHardware version: 0x%08x", 1127 bld_name, bld_rev, bld_type, bld_label, 1128 (unsigned long)bld_tmstamp, 1129 (unsigned long)plat_id, 1130 hw_id, calibration_ver, uboot_ver, hw_ver); 1131 1132 strlcpy(hwinfo->fw_version, bld_label, sizeof(hwinfo->fw_version)); 1133 hwinfo->hw_version = hw_ver; 1134 1135 return 0; 1136 } 1137 1138 static int qtnf_parse_variable_mac_info(struct qtnf_wmac *mac, 1139 const u8 *tlv_buf, size_t tlv_buf_size) 1140 { 1141 struct ieee80211_iface_combination *comb = NULL; 1142 size_t n_comb = 0; 1143 struct ieee80211_iface_limit *limits; 1144 const struct qlink_iface_comb_num *comb_num; 1145 const struct qlink_iface_limit_record *rec; 1146 const struct qlink_iface_limit *lim; 1147 u16 rec_len; 1148 u16 tlv_type; 1149 u16 tlv_value_len; 1150 size_t tlv_full_len; 1151 const struct qlink_tlv_hdr *tlv; 1152 u8 *ext_capa = NULL; 1153 u8 *ext_capa_mask = NULL; 1154 u8 ext_capa_len = 0; 1155 u8 ext_capa_mask_len = 0; 1156 int i = 0; 1157 1158 tlv = (const struct qlink_tlv_hdr *)tlv_buf; 1159 while (tlv_buf_size >= sizeof(struct qlink_tlv_hdr)) { 1160 tlv_type = le16_to_cpu(tlv->type); 1161 tlv_value_len = le16_to_cpu(tlv->len); 1162 tlv_full_len = tlv_value_len + sizeof(struct qlink_tlv_hdr); 1163 if (tlv_full_len > tlv_buf_size) { 1164 pr_warn("MAC%u: malformed TLV 0x%.2X; LEN: %u\n", 1165 mac->macid, tlv_type, tlv_value_len); 1166 return -EINVAL; 1167 } 1168 1169 switch (tlv_type) { 1170 case QTN_TLV_ID_NUM_IFACE_COMB: 1171 if (tlv_value_len != sizeof(*comb_num)) 1172 return -EINVAL; 1173 1174 comb_num = (void *)tlv->val; 1175 1176 /* free earlier iface comb memory */ 1177 qtnf_mac_iface_comb_free(mac); 1178 1179 mac->macinfo.n_if_comb = 1180 le32_to_cpu(comb_num->iface_comb_num); 1181 1182 mac->macinfo.if_comb = 1183 kcalloc(mac->macinfo.n_if_comb, 1184 sizeof(*mac->macinfo.if_comb), 1185 GFP_KERNEL); 1186 1187 if (!mac->macinfo.if_comb) 1188 return -ENOMEM; 1189 1190 comb = mac->macinfo.if_comb; 1191 1192 pr_debug("MAC%u: %zu iface combinations\n", 1193 mac->macid, mac->macinfo.n_if_comb); 1194 1195 break; 1196 case QTN_TLV_ID_IFACE_LIMIT: 1197 if (unlikely(!comb)) { 1198 pr_warn("MAC%u: no combinations advertised\n", 1199 mac->macid); 1200 return -EINVAL; 1201 } 1202 1203 if (n_comb >= mac->macinfo.n_if_comb) { 1204 pr_warn("MAC%u: combinations count exceeded\n", 1205 mac->macid); 1206 n_comb++; 1207 break; 1208 } 1209 1210 rec = (void *)tlv->val; 1211 rec_len = sizeof(*rec) + rec->n_limits * sizeof(*lim); 1212 1213 if (unlikely(tlv_value_len != rec_len)) { 1214 pr_warn("MAC%u: record %zu size mismatch\n", 1215 mac->macid, n_comb); 1216 return -EINVAL; 1217 } 1218 1219 limits = kcalloc(rec->n_limits, sizeof(*limits), 1220 GFP_KERNEL); 1221 if (!limits) 1222 return -ENOMEM; 1223 1224 comb[n_comb].num_different_channels = 1225 rec->num_different_channels; 1226 comb[n_comb].max_interfaces = 1227 le16_to_cpu(rec->max_interfaces); 1228 comb[n_comb].n_limits = rec->n_limits; 1229 comb[n_comb].limits = limits; 1230 1231 for (i = 0; i < rec->n_limits; i++) { 1232 lim = &rec->limits[i]; 1233 limits[i].max = le16_to_cpu(lim->max_num); 1234 limits[i].types = 1235 qlink_iface_type_to_nl_mask(le16_to_cpu(lim->type)); 1236 pr_debug("MAC%u: comb[%zu]: MAX:%u TYPES:%.4X\n", 1237 mac->macid, n_comb, 1238 limits[i].max, limits[i].types); 1239 } 1240 1241 n_comb++; 1242 break; 1243 case WLAN_EID_EXT_CAPABILITY: 1244 if (unlikely(tlv_value_len > U8_MAX)) 1245 return -EINVAL; 1246 ext_capa = (u8 *)tlv->val; 1247 ext_capa_len = tlv_value_len; 1248 break; 1249 case QTN_TLV_ID_EXT_CAPABILITY_MASK: 1250 if (unlikely(tlv_value_len > U8_MAX)) 1251 return -EINVAL; 1252 ext_capa_mask = (u8 *)tlv->val; 1253 ext_capa_mask_len = tlv_value_len; 1254 break; 1255 default: 1256 break; 1257 } 1258 1259 tlv_buf_size -= tlv_full_len; 1260 tlv = (struct qlink_tlv_hdr *)(tlv->val + tlv_value_len); 1261 } 1262 1263 if (tlv_buf_size) { 1264 pr_warn("MAC%u: malformed TLV buf; bytes left: %zu\n", 1265 mac->macid, tlv_buf_size); 1266 return -EINVAL; 1267 } 1268 1269 if (mac->macinfo.n_if_comb != n_comb) { 1270 pr_err("MAC%u: combination mismatch: reported=%zu parsed=%zu\n", 1271 mac->macid, mac->macinfo.n_if_comb, n_comb); 1272 return -EINVAL; 1273 } 1274 1275 if (ext_capa_len != ext_capa_mask_len) { 1276 pr_err("MAC%u: ext_capa/_mask lengths mismatch: %u != %u\n", 1277 mac->macid, ext_capa_len, ext_capa_mask_len); 1278 return -EINVAL; 1279 } 1280 1281 if (ext_capa_len > 0) { 1282 ext_capa = kmemdup(ext_capa, ext_capa_len, GFP_KERNEL); 1283 if (!ext_capa) 1284 return -ENOMEM; 1285 1286 ext_capa_mask = 1287 kmemdup(ext_capa_mask, ext_capa_mask_len, GFP_KERNEL); 1288 if (!ext_capa_mask) { 1289 kfree(ext_capa); 1290 return -ENOMEM; 1291 } 1292 } else { 1293 ext_capa = NULL; 1294 ext_capa_mask = NULL; 1295 } 1296 1297 kfree(mac->macinfo.extended_capabilities); 1298 kfree(mac->macinfo.extended_capabilities_mask); 1299 mac->macinfo.extended_capabilities = ext_capa; 1300 mac->macinfo.extended_capabilities_mask = ext_capa_mask; 1301 mac->macinfo.extended_capabilities_len = ext_capa_len; 1302 1303 return 0; 1304 } 1305 1306 static void 1307 qtnf_cmd_resp_proc_mac_info(struct qtnf_wmac *mac, 1308 const struct qlink_resp_get_mac_info *resp_info) 1309 { 1310 struct qtnf_mac_info *mac_info; 1311 struct qtnf_vif *vif; 1312 1313 mac_info = &mac->macinfo; 1314 1315 mac_info->bands_cap = resp_info->bands_cap; 1316 memcpy(&mac_info->dev_mac, &resp_info->dev_mac, 1317 sizeof(mac_info->dev_mac)); 1318 1319 ether_addr_copy(mac->macaddr, mac_info->dev_mac); 1320 1321 vif = qtnf_mac_get_base_vif(mac); 1322 if (vif) 1323 ether_addr_copy(vif->mac_addr, mac->macaddr); 1324 else 1325 pr_err("could not get valid base vif\n"); 1326 1327 mac_info->num_tx_chain = resp_info->num_tx_chain; 1328 mac_info->num_rx_chain = resp_info->num_rx_chain; 1329 1330 mac_info->max_ap_assoc_sta = le16_to_cpu(resp_info->max_ap_assoc_sta); 1331 mac_info->radar_detect_widths = 1332 qlink_chan_width_mask_to_nl(le16_to_cpu( 1333 resp_info->radar_detect_widths)); 1334 mac_info->max_acl_mac_addrs = le32_to_cpu(resp_info->max_acl_mac_addrs); 1335 1336 memcpy(&mac_info->ht_cap_mod_mask, &resp_info->ht_cap_mod_mask, 1337 sizeof(mac_info->ht_cap_mod_mask)); 1338 memcpy(&mac_info->vht_cap_mod_mask, &resp_info->vht_cap_mod_mask, 1339 sizeof(mac_info->vht_cap_mod_mask)); 1340 } 1341 1342 static void qtnf_cmd_resp_band_fill_htcap(const u8 *info, 1343 struct ieee80211_sta_ht_cap *bcap) 1344 { 1345 const struct ieee80211_ht_cap *ht_cap = 1346 (const struct ieee80211_ht_cap *)info; 1347 1348 bcap->ht_supported = true; 1349 bcap->cap = le16_to_cpu(ht_cap->cap_info); 1350 bcap->ampdu_factor = 1351 ht_cap->ampdu_params_info & IEEE80211_HT_AMPDU_PARM_FACTOR; 1352 bcap->ampdu_density = 1353 (ht_cap->ampdu_params_info & IEEE80211_HT_AMPDU_PARM_DENSITY) >> 1354 IEEE80211_HT_AMPDU_PARM_DENSITY_SHIFT; 1355 memcpy(&bcap->mcs, &ht_cap->mcs, sizeof(bcap->mcs)); 1356 } 1357 1358 static void qtnf_cmd_resp_band_fill_vhtcap(const u8 *info, 1359 struct ieee80211_sta_vht_cap *bcap) 1360 { 1361 const struct ieee80211_vht_cap *vht_cap = 1362 (const struct ieee80211_vht_cap *)info; 1363 1364 bcap->vht_supported = true; 1365 bcap->cap = le32_to_cpu(vht_cap->vht_cap_info); 1366 memcpy(&bcap->vht_mcs, &vht_cap->supp_mcs, sizeof(bcap->vht_mcs)); 1367 } 1368 1369 static int 1370 qtnf_cmd_resp_fill_band_info(struct ieee80211_supported_band *band, 1371 struct qlink_resp_band_info_get *resp, 1372 size_t payload_len) 1373 { 1374 u16 tlv_type; 1375 size_t tlv_len; 1376 size_t tlv_dlen; 1377 const struct qlink_tlv_hdr *tlv; 1378 const struct qlink_channel *qchan; 1379 struct ieee80211_channel *chan; 1380 unsigned int chidx = 0; 1381 u32 qflags; 1382 1383 memset(&band->ht_cap, 0, sizeof(band->ht_cap)); 1384 memset(&band->vht_cap, 0, sizeof(band->vht_cap)); 1385 1386 if (band->channels) { 1387 if (band->n_channels == resp->num_chans) { 1388 memset(band->channels, 0, 1389 sizeof(*band->channels) * band->n_channels); 1390 } else { 1391 kfree(band->channels); 1392 band->n_channels = 0; 1393 band->channels = NULL; 1394 } 1395 } 1396 1397 band->n_channels = resp->num_chans; 1398 if (band->n_channels == 0) 1399 return 0; 1400 1401 if (!band->channels) 1402 band->channels = kcalloc(band->n_channels, sizeof(*chan), 1403 GFP_KERNEL); 1404 if (!band->channels) { 1405 band->n_channels = 0; 1406 return -ENOMEM; 1407 } 1408 1409 tlv = (struct qlink_tlv_hdr *)resp->info; 1410 1411 while (payload_len >= sizeof(*tlv)) { 1412 tlv_type = le16_to_cpu(tlv->type); 1413 tlv_dlen = le16_to_cpu(tlv->len); 1414 tlv_len = tlv_dlen + sizeof(*tlv); 1415 1416 if (tlv_len > payload_len) { 1417 pr_warn("malformed TLV 0x%.2X; LEN: %zu\n", 1418 tlv_type, tlv_len); 1419 goto error_ret; 1420 } 1421 1422 switch (tlv_type) { 1423 case QTN_TLV_ID_CHANNEL: 1424 if (unlikely(tlv_dlen != sizeof(*qchan))) { 1425 pr_err("invalid channel TLV len %zu\n", 1426 tlv_len); 1427 goto error_ret; 1428 } 1429 1430 if (chidx == band->n_channels) { 1431 pr_err("too many channel TLVs\n"); 1432 goto error_ret; 1433 } 1434 1435 qchan = (const struct qlink_channel *)tlv->val; 1436 chan = &band->channels[chidx++]; 1437 qflags = le32_to_cpu(qchan->flags); 1438 1439 chan->hw_value = le16_to_cpu(qchan->hw_value); 1440 chan->band = band->band; 1441 chan->center_freq = le16_to_cpu(qchan->center_freq); 1442 chan->max_antenna_gain = (int)qchan->max_antenna_gain; 1443 chan->max_power = (int)qchan->max_power; 1444 chan->max_reg_power = (int)qchan->max_reg_power; 1445 chan->beacon_found = qchan->beacon_found; 1446 chan->dfs_cac_ms = le32_to_cpu(qchan->dfs_cac_ms); 1447 chan->flags = 0; 1448 1449 if (qflags & QLINK_CHAN_DISABLED) 1450 chan->flags |= IEEE80211_CHAN_DISABLED; 1451 1452 if (qflags & QLINK_CHAN_NO_IR) 1453 chan->flags |= IEEE80211_CHAN_NO_IR; 1454 1455 if (qflags & QLINK_CHAN_NO_HT40PLUS) 1456 chan->flags |= IEEE80211_CHAN_NO_HT40PLUS; 1457 1458 if (qflags & QLINK_CHAN_NO_HT40MINUS) 1459 chan->flags |= IEEE80211_CHAN_NO_HT40MINUS; 1460 1461 if (qflags & QLINK_CHAN_NO_OFDM) 1462 chan->flags |= IEEE80211_CHAN_NO_OFDM; 1463 1464 if (qflags & QLINK_CHAN_NO_80MHZ) 1465 chan->flags |= IEEE80211_CHAN_NO_80MHZ; 1466 1467 if (qflags & QLINK_CHAN_NO_160MHZ) 1468 chan->flags |= IEEE80211_CHAN_NO_160MHZ; 1469 1470 if (qflags & QLINK_CHAN_INDOOR_ONLY) 1471 chan->flags |= IEEE80211_CHAN_INDOOR_ONLY; 1472 1473 if (qflags & QLINK_CHAN_IR_CONCURRENT) 1474 chan->flags |= IEEE80211_CHAN_IR_CONCURRENT; 1475 1476 if (qflags & QLINK_CHAN_NO_20MHZ) 1477 chan->flags |= IEEE80211_CHAN_NO_20MHZ; 1478 1479 if (qflags & QLINK_CHAN_NO_10MHZ) 1480 chan->flags |= IEEE80211_CHAN_NO_10MHZ; 1481 1482 if (qflags & QLINK_CHAN_RADAR) { 1483 chan->flags |= IEEE80211_CHAN_RADAR; 1484 chan->dfs_state_entered = jiffies; 1485 1486 if (qchan->dfs_state == QLINK_DFS_USABLE) 1487 chan->dfs_state = NL80211_DFS_USABLE; 1488 else if (qchan->dfs_state == 1489 QLINK_DFS_AVAILABLE) 1490 chan->dfs_state = NL80211_DFS_AVAILABLE; 1491 else 1492 chan->dfs_state = 1493 NL80211_DFS_UNAVAILABLE; 1494 } 1495 1496 pr_debug("chan=%d flags=%#x max_pow=%d max_reg_pow=%d\n", 1497 chan->hw_value, chan->flags, chan->max_power, 1498 chan->max_reg_power); 1499 break; 1500 case WLAN_EID_HT_CAPABILITY: 1501 if (unlikely(tlv_dlen != 1502 sizeof(struct ieee80211_ht_cap))) { 1503 pr_err("bad HTCAP TLV len %zu\n", tlv_dlen); 1504 goto error_ret; 1505 } 1506 1507 qtnf_cmd_resp_band_fill_htcap(tlv->val, &band->ht_cap); 1508 break; 1509 case WLAN_EID_VHT_CAPABILITY: 1510 if (unlikely(tlv_dlen != 1511 sizeof(struct ieee80211_vht_cap))) { 1512 pr_err("bad VHTCAP TLV len %zu\n", tlv_dlen); 1513 goto error_ret; 1514 } 1515 1516 qtnf_cmd_resp_band_fill_vhtcap(tlv->val, 1517 &band->vht_cap); 1518 break; 1519 default: 1520 pr_warn("unknown TLV type: %#x\n", tlv_type); 1521 break; 1522 } 1523 1524 payload_len -= tlv_len; 1525 tlv = (struct qlink_tlv_hdr *)(tlv->val + tlv_dlen); 1526 } 1527 1528 if (payload_len) { 1529 pr_err("malformed TLV buf; bytes left: %zu\n", payload_len); 1530 goto error_ret; 1531 } 1532 1533 if (band->n_channels != chidx) { 1534 pr_err("channel count mismatch: reported=%d, parsed=%d\n", 1535 band->n_channels, chidx); 1536 goto error_ret; 1537 } 1538 1539 return 0; 1540 1541 error_ret: 1542 kfree(band->channels); 1543 band->channels = NULL; 1544 band->n_channels = 0; 1545 1546 return -EINVAL; 1547 } 1548 1549 static int qtnf_cmd_resp_proc_phy_params(struct qtnf_wmac *mac, 1550 const u8 *payload, size_t payload_len) 1551 { 1552 struct qtnf_mac_info *mac_info; 1553 struct qlink_tlv_frag_rts_thr *phy_thr; 1554 struct qlink_tlv_rlimit *limit; 1555 struct qlink_tlv_cclass *class; 1556 u16 tlv_type; 1557 u16 tlv_value_len; 1558 size_t tlv_full_len; 1559 const struct qlink_tlv_hdr *tlv; 1560 1561 mac_info = &mac->macinfo; 1562 1563 tlv = (struct qlink_tlv_hdr *)payload; 1564 while (payload_len >= sizeof(struct qlink_tlv_hdr)) { 1565 tlv_type = le16_to_cpu(tlv->type); 1566 tlv_value_len = le16_to_cpu(tlv->len); 1567 tlv_full_len = tlv_value_len + sizeof(struct qlink_tlv_hdr); 1568 1569 if (tlv_full_len > payload_len) { 1570 pr_warn("MAC%u: malformed TLV 0x%.2X; LEN: %u\n", 1571 mac->macid, tlv_type, tlv_value_len); 1572 return -EINVAL; 1573 } 1574 1575 switch (tlv_type) { 1576 case QTN_TLV_ID_FRAG_THRESH: 1577 phy_thr = (void *)tlv; 1578 mac_info->frag_thr = (u32)le16_to_cpu(phy_thr->thr); 1579 break; 1580 case QTN_TLV_ID_RTS_THRESH: 1581 phy_thr = (void *)tlv; 1582 mac_info->rts_thr = (u32)le16_to_cpu(phy_thr->thr); 1583 break; 1584 case QTN_TLV_ID_SRETRY_LIMIT: 1585 limit = (void *)tlv; 1586 mac_info->sretry_limit = limit->rlimit; 1587 break; 1588 case QTN_TLV_ID_LRETRY_LIMIT: 1589 limit = (void *)tlv; 1590 mac_info->lretry_limit = limit->rlimit; 1591 break; 1592 case QTN_TLV_ID_COVERAGE_CLASS: 1593 class = (void *)tlv; 1594 mac_info->coverage_class = class->cclass; 1595 break; 1596 default: 1597 pr_err("MAC%u: Unknown TLV type: %#x\n", mac->macid, 1598 le16_to_cpu(tlv->type)); 1599 break; 1600 } 1601 1602 payload_len -= tlv_full_len; 1603 tlv = (struct qlink_tlv_hdr *)(tlv->val + tlv_value_len); 1604 } 1605 1606 if (payload_len) { 1607 pr_warn("MAC%u: malformed TLV buf; bytes left: %zu\n", 1608 mac->macid, payload_len); 1609 return -EINVAL; 1610 } 1611 1612 return 0; 1613 } 1614 1615 static int 1616 qtnf_cmd_resp_proc_chan_stat_info(struct qtnf_chan_stats *stats, 1617 const u8 *payload, size_t payload_len) 1618 { 1619 struct qlink_chan_stats *qlink_stats; 1620 const struct qlink_tlv_hdr *tlv; 1621 size_t tlv_full_len; 1622 u16 tlv_value_len; 1623 u16 tlv_type; 1624 1625 tlv = (struct qlink_tlv_hdr *)payload; 1626 while (payload_len >= sizeof(struct qlink_tlv_hdr)) { 1627 tlv_type = le16_to_cpu(tlv->type); 1628 tlv_value_len = le16_to_cpu(tlv->len); 1629 tlv_full_len = tlv_value_len + sizeof(struct qlink_tlv_hdr); 1630 if (tlv_full_len > payload_len) { 1631 pr_warn("malformed TLV 0x%.2X; LEN: %u\n", 1632 tlv_type, tlv_value_len); 1633 return -EINVAL; 1634 } 1635 switch (tlv_type) { 1636 case QTN_TLV_ID_CHANNEL_STATS: 1637 if (unlikely(tlv_value_len != sizeof(*qlink_stats))) { 1638 pr_err("invalid CHANNEL_STATS entry size\n"); 1639 return -EINVAL; 1640 } 1641 1642 qlink_stats = (void *)tlv->val; 1643 1644 stats->chan_num = le32_to_cpu(qlink_stats->chan_num); 1645 stats->cca_tx = le32_to_cpu(qlink_stats->cca_tx); 1646 stats->cca_rx = le32_to_cpu(qlink_stats->cca_rx); 1647 stats->cca_busy = le32_to_cpu(qlink_stats->cca_busy); 1648 stats->cca_try = le32_to_cpu(qlink_stats->cca_try); 1649 stats->chan_noise = qlink_stats->chan_noise; 1650 1651 pr_debug("chan(%u) try(%u) busy(%u) noise(%d)\n", 1652 stats->chan_num, stats->cca_try, 1653 stats->cca_busy, stats->chan_noise); 1654 break; 1655 default: 1656 pr_warn("Unknown TLV type: %#x\n", 1657 le16_to_cpu(tlv->type)); 1658 } 1659 payload_len -= tlv_full_len; 1660 tlv = (struct qlink_tlv_hdr *)(tlv->val + tlv_value_len); 1661 } 1662 1663 if (payload_len) { 1664 pr_warn("malformed TLV buf; bytes left: %zu\n", payload_len); 1665 return -EINVAL; 1666 } 1667 1668 return 0; 1669 } 1670 1671 int qtnf_cmd_get_mac_info(struct qtnf_wmac *mac) 1672 { 1673 struct sk_buff *cmd_skb, *resp_skb = NULL; 1674 const struct qlink_resp_get_mac_info *resp; 1675 size_t var_data_len; 1676 u16 res_code = QLINK_CMD_RESULT_OK; 1677 int ret = 0; 1678 1679 cmd_skb = qtnf_cmd_alloc_new_cmdskb(mac->macid, QLINK_VIFID_RSVD, 1680 QLINK_CMD_MAC_INFO, 1681 sizeof(struct qlink_cmd)); 1682 if (!cmd_skb) 1683 return -ENOMEM; 1684 1685 qtnf_bus_lock(mac->bus); 1686 1687 ret = qtnf_cmd_send_with_reply(mac->bus, cmd_skb, &resp_skb, &res_code, 1688 sizeof(*resp), &var_data_len); 1689 if (unlikely(ret)) 1690 goto out; 1691 1692 if (unlikely(res_code != QLINK_CMD_RESULT_OK)) { 1693 pr_err("MAC%u: CMD failed: %u\n", mac->macid, res_code); 1694 ret = -EFAULT; 1695 goto out; 1696 } 1697 1698 resp = (const struct qlink_resp_get_mac_info *)resp_skb->data; 1699 qtnf_cmd_resp_proc_mac_info(mac, resp); 1700 ret = qtnf_parse_variable_mac_info(mac, resp->var_info, var_data_len); 1701 1702 out: 1703 qtnf_bus_unlock(mac->bus); 1704 consume_skb(resp_skb); 1705 1706 return ret; 1707 } 1708 1709 int qtnf_cmd_get_hw_info(struct qtnf_bus *bus) 1710 { 1711 struct sk_buff *cmd_skb, *resp_skb = NULL; 1712 const struct qlink_resp_get_hw_info *resp; 1713 u16 res_code = QLINK_CMD_RESULT_OK; 1714 int ret = 0; 1715 size_t info_len; 1716 1717 cmd_skb = qtnf_cmd_alloc_new_cmdskb(QLINK_MACID_RSVD, QLINK_VIFID_RSVD, 1718 QLINK_CMD_GET_HW_INFO, 1719 sizeof(struct qlink_cmd)); 1720 if (!cmd_skb) 1721 return -ENOMEM; 1722 1723 qtnf_bus_lock(bus); 1724 1725 ret = qtnf_cmd_send_with_reply(bus, cmd_skb, &resp_skb, &res_code, 1726 sizeof(*resp), &info_len); 1727 1728 if (unlikely(ret)) 1729 goto out; 1730 1731 if (unlikely(res_code != QLINK_CMD_RESULT_OK)) { 1732 pr_err("cmd exec failed: 0x%.4X\n", res_code); 1733 ret = -EFAULT; 1734 goto out; 1735 } 1736 1737 resp = (const struct qlink_resp_get_hw_info *)resp_skb->data; 1738 ret = qtnf_cmd_resp_proc_hw_info(bus, resp, info_len); 1739 1740 out: 1741 qtnf_bus_unlock(bus); 1742 consume_skb(resp_skb); 1743 1744 return ret; 1745 } 1746 1747 int qtnf_cmd_band_info_get(struct qtnf_wmac *mac, 1748 struct ieee80211_supported_band *band) 1749 { 1750 struct sk_buff *cmd_skb, *resp_skb = NULL; 1751 size_t info_len; 1752 struct qlink_cmd_band_info_get *cmd; 1753 struct qlink_resp_band_info_get *resp; 1754 u16 res_code = QLINK_CMD_RESULT_OK; 1755 int ret = 0; 1756 u8 qband; 1757 1758 switch (band->band) { 1759 case NL80211_BAND_2GHZ: 1760 qband = QLINK_BAND_2GHZ; 1761 break; 1762 case NL80211_BAND_5GHZ: 1763 qband = QLINK_BAND_5GHZ; 1764 break; 1765 case NL80211_BAND_60GHZ: 1766 qband = QLINK_BAND_60GHZ; 1767 break; 1768 default: 1769 return -EINVAL; 1770 } 1771 1772 cmd_skb = qtnf_cmd_alloc_new_cmdskb(mac->macid, 0, 1773 QLINK_CMD_BAND_INFO_GET, 1774 sizeof(*cmd)); 1775 if (!cmd_skb) 1776 return -ENOMEM; 1777 1778 cmd = (struct qlink_cmd_band_info_get *)cmd_skb->data; 1779 cmd->band = qband; 1780 1781 qtnf_bus_lock(mac->bus); 1782 1783 ret = qtnf_cmd_send_with_reply(mac->bus, cmd_skb, &resp_skb, &res_code, 1784 sizeof(*resp), &info_len); 1785 1786 if (unlikely(ret)) 1787 goto out; 1788 1789 if (unlikely(res_code != QLINK_CMD_RESULT_OK)) { 1790 pr_err("MAC%u: CMD failed: %u\n", mac->macid, res_code); 1791 ret = -EFAULT; 1792 goto out; 1793 } 1794 1795 resp = (struct qlink_resp_band_info_get *)resp_skb->data; 1796 if (resp->band != qband) { 1797 pr_err("MAC%u: reply band %u != cmd band %u\n", mac->macid, 1798 resp->band, qband); 1799 ret = -EINVAL; 1800 goto out; 1801 } 1802 1803 ret = qtnf_cmd_resp_fill_band_info(band, resp, info_len); 1804 1805 out: 1806 qtnf_bus_unlock(mac->bus); 1807 consume_skb(resp_skb); 1808 1809 return ret; 1810 } 1811 1812 int qtnf_cmd_send_get_phy_params(struct qtnf_wmac *mac) 1813 { 1814 struct sk_buff *cmd_skb, *resp_skb = NULL; 1815 size_t response_size; 1816 struct qlink_resp_phy_params *resp; 1817 u16 res_code = QLINK_CMD_RESULT_OK; 1818 int ret = 0; 1819 1820 cmd_skb = qtnf_cmd_alloc_new_cmdskb(mac->macid, 0, 1821 QLINK_CMD_PHY_PARAMS_GET, 1822 sizeof(struct qlink_cmd)); 1823 if (!cmd_skb) 1824 return -ENOMEM; 1825 1826 qtnf_bus_lock(mac->bus); 1827 1828 ret = qtnf_cmd_send_with_reply(mac->bus, cmd_skb, &resp_skb, &res_code, 1829 sizeof(*resp), &response_size); 1830 1831 if (unlikely(ret)) 1832 goto out; 1833 1834 if (unlikely(res_code != QLINK_CMD_RESULT_OK)) { 1835 pr_err("MAC%u: CMD failed: %u\n", mac->macid, res_code); 1836 ret = -EFAULT; 1837 goto out; 1838 } 1839 1840 resp = (struct qlink_resp_phy_params *)resp_skb->data; 1841 ret = qtnf_cmd_resp_proc_phy_params(mac, resp->info, response_size); 1842 1843 out: 1844 qtnf_bus_unlock(mac->bus); 1845 consume_skb(resp_skb); 1846 1847 return ret; 1848 } 1849 1850 int qtnf_cmd_send_update_phy_params(struct qtnf_wmac *mac, u32 changed) 1851 { 1852 struct wiphy *wiphy = priv_to_wiphy(mac); 1853 struct sk_buff *cmd_skb; 1854 u16 res_code = QLINK_CMD_RESULT_OK; 1855 int ret = 0; 1856 1857 cmd_skb = qtnf_cmd_alloc_new_cmdskb(mac->macid, 0, 1858 QLINK_CMD_PHY_PARAMS_SET, 1859 sizeof(struct qlink_cmd)); 1860 if (!cmd_skb) 1861 return -ENOMEM; 1862 1863 qtnf_bus_lock(mac->bus); 1864 1865 if (changed & WIPHY_PARAM_FRAG_THRESHOLD) 1866 qtnf_cmd_skb_put_tlv_u16(cmd_skb, QTN_TLV_ID_FRAG_THRESH, 1867 wiphy->frag_threshold); 1868 if (changed & WIPHY_PARAM_RTS_THRESHOLD) 1869 qtnf_cmd_skb_put_tlv_u16(cmd_skb, QTN_TLV_ID_RTS_THRESH, 1870 wiphy->rts_threshold); 1871 if (changed & WIPHY_PARAM_COVERAGE_CLASS) 1872 qtnf_cmd_skb_put_tlv_u8(cmd_skb, QTN_TLV_ID_COVERAGE_CLASS, 1873 wiphy->coverage_class); 1874 1875 ret = qtnf_cmd_send(mac->bus, cmd_skb, &res_code); 1876 1877 if (unlikely(ret)) 1878 goto out; 1879 1880 if (unlikely(res_code != QLINK_CMD_RESULT_OK)) { 1881 pr_err("MAC%u: CMD failed: %u\n", mac->macid, res_code); 1882 ret = -EFAULT; 1883 goto out; 1884 } 1885 1886 out: 1887 qtnf_bus_unlock(mac->bus); 1888 return ret; 1889 } 1890 1891 int qtnf_cmd_send_init_fw(struct qtnf_bus *bus) 1892 { 1893 struct sk_buff *cmd_skb; 1894 u16 res_code = QLINK_CMD_RESULT_OK; 1895 int ret = 0; 1896 1897 cmd_skb = qtnf_cmd_alloc_new_cmdskb(QLINK_MACID_RSVD, QLINK_VIFID_RSVD, 1898 QLINK_CMD_FW_INIT, 1899 sizeof(struct qlink_cmd)); 1900 if (!cmd_skb) 1901 return -ENOMEM; 1902 1903 qtnf_bus_lock(bus); 1904 1905 ret = qtnf_cmd_send(bus, cmd_skb, &res_code); 1906 1907 if (unlikely(ret)) 1908 goto out; 1909 1910 if (unlikely(res_code != QLINK_CMD_RESULT_OK)) { 1911 pr_err("cmd exec failed: 0x%.4X\n", res_code); 1912 ret = -EFAULT; 1913 goto out; 1914 } 1915 1916 out: 1917 qtnf_bus_unlock(bus); 1918 return ret; 1919 } 1920 1921 void qtnf_cmd_send_deinit_fw(struct qtnf_bus *bus) 1922 { 1923 struct sk_buff *cmd_skb; 1924 1925 cmd_skb = qtnf_cmd_alloc_new_cmdskb(QLINK_MACID_RSVD, QLINK_VIFID_RSVD, 1926 QLINK_CMD_FW_DEINIT, 1927 sizeof(struct qlink_cmd)); 1928 if (!cmd_skb) 1929 return; 1930 1931 qtnf_bus_lock(bus); 1932 1933 qtnf_cmd_send(bus, cmd_skb, NULL); 1934 1935 qtnf_bus_unlock(bus); 1936 } 1937 1938 int qtnf_cmd_send_add_key(struct qtnf_vif *vif, u8 key_index, bool pairwise, 1939 const u8 *mac_addr, struct key_params *params) 1940 { 1941 struct sk_buff *cmd_skb; 1942 struct qlink_cmd_add_key *cmd; 1943 u16 res_code = QLINK_CMD_RESULT_OK; 1944 int ret = 0; 1945 1946 cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid, 1947 QLINK_CMD_ADD_KEY, 1948 sizeof(*cmd)); 1949 if (!cmd_skb) 1950 return -ENOMEM; 1951 1952 qtnf_bus_lock(vif->mac->bus); 1953 1954 cmd = (struct qlink_cmd_add_key *)cmd_skb->data; 1955 1956 if (mac_addr) 1957 ether_addr_copy(cmd->addr, mac_addr); 1958 else 1959 eth_broadcast_addr(cmd->addr); 1960 1961 cmd->cipher = cpu_to_le32(params->cipher); 1962 cmd->key_index = key_index; 1963 cmd->pairwise = pairwise; 1964 1965 if (params->key && params->key_len > 0) 1966 qtnf_cmd_skb_put_tlv_arr(cmd_skb, QTN_TLV_ID_KEY, 1967 params->key, 1968 params->key_len); 1969 1970 if (params->seq && params->seq_len > 0) 1971 qtnf_cmd_skb_put_tlv_arr(cmd_skb, QTN_TLV_ID_SEQ, 1972 params->seq, 1973 params->seq_len); 1974 1975 ret = qtnf_cmd_send(vif->mac->bus, cmd_skb, &res_code); 1976 if (unlikely(ret)) 1977 goto out; 1978 1979 if (unlikely(res_code != QLINK_CMD_RESULT_OK)) { 1980 pr_err("VIF%u.%u: CMD failed: %u\n", 1981 vif->mac->macid, vif->vifid, res_code); 1982 ret = -EFAULT; 1983 goto out; 1984 } 1985 1986 out: 1987 qtnf_bus_unlock(vif->mac->bus); 1988 return ret; 1989 } 1990 1991 int qtnf_cmd_send_del_key(struct qtnf_vif *vif, u8 key_index, bool pairwise, 1992 const u8 *mac_addr) 1993 { 1994 struct sk_buff *cmd_skb; 1995 struct qlink_cmd_del_key *cmd; 1996 u16 res_code = QLINK_CMD_RESULT_OK; 1997 int ret = 0; 1998 1999 cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid, 2000 QLINK_CMD_DEL_KEY, 2001 sizeof(*cmd)); 2002 if (!cmd_skb) 2003 return -ENOMEM; 2004 2005 qtnf_bus_lock(vif->mac->bus); 2006 2007 cmd = (struct qlink_cmd_del_key *)cmd_skb->data; 2008 2009 if (mac_addr) 2010 ether_addr_copy(cmd->addr, mac_addr); 2011 else 2012 eth_broadcast_addr(cmd->addr); 2013 2014 cmd->key_index = key_index; 2015 cmd->pairwise = pairwise; 2016 ret = qtnf_cmd_send(vif->mac->bus, cmd_skb, &res_code); 2017 if (unlikely(ret)) 2018 goto out; 2019 2020 if (unlikely(res_code != QLINK_CMD_RESULT_OK)) { 2021 pr_err("VIF%u.%u: CMD failed: %u\n", 2022 vif->mac->macid, vif->vifid, res_code); 2023 ret = -EFAULT; 2024 goto out; 2025 } 2026 2027 out: 2028 qtnf_bus_unlock(vif->mac->bus); 2029 return ret; 2030 } 2031 2032 int qtnf_cmd_send_set_default_key(struct qtnf_vif *vif, u8 key_index, 2033 bool unicast, bool multicast) 2034 { 2035 struct sk_buff *cmd_skb; 2036 struct qlink_cmd_set_def_key *cmd; 2037 u16 res_code = QLINK_CMD_RESULT_OK; 2038 int ret = 0; 2039 2040 cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid, 2041 QLINK_CMD_SET_DEFAULT_KEY, 2042 sizeof(*cmd)); 2043 if (!cmd_skb) 2044 return -ENOMEM; 2045 2046 qtnf_bus_lock(vif->mac->bus); 2047 2048 cmd = (struct qlink_cmd_set_def_key *)cmd_skb->data; 2049 cmd->key_index = key_index; 2050 cmd->unicast = unicast; 2051 cmd->multicast = multicast; 2052 ret = qtnf_cmd_send(vif->mac->bus, cmd_skb, &res_code); 2053 if (unlikely(ret)) 2054 goto out; 2055 2056 if (unlikely(res_code != QLINK_CMD_RESULT_OK)) { 2057 pr_err("VIF%u.%u: CMD failed: %u\n", vif->mac->macid, 2058 vif->vifid, res_code); 2059 ret = -EFAULT; 2060 goto out; 2061 } 2062 2063 out: 2064 qtnf_bus_unlock(vif->mac->bus); 2065 return ret; 2066 } 2067 2068 int qtnf_cmd_send_set_default_mgmt_key(struct qtnf_vif *vif, u8 key_index) 2069 { 2070 struct sk_buff *cmd_skb; 2071 struct qlink_cmd_set_def_mgmt_key *cmd; 2072 u16 res_code = QLINK_CMD_RESULT_OK; 2073 int ret = 0; 2074 2075 cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid, 2076 QLINK_CMD_SET_DEFAULT_MGMT_KEY, 2077 sizeof(*cmd)); 2078 if (!cmd_skb) 2079 return -ENOMEM; 2080 2081 qtnf_bus_lock(vif->mac->bus); 2082 2083 cmd = (struct qlink_cmd_set_def_mgmt_key *)cmd_skb->data; 2084 cmd->key_index = key_index; 2085 ret = qtnf_cmd_send(vif->mac->bus, cmd_skb, &res_code); 2086 if (unlikely(ret)) 2087 goto out; 2088 2089 if (unlikely(res_code != QLINK_CMD_RESULT_OK)) { 2090 pr_err("VIF%u.%u: CMD failed: %u\n", vif->mac->macid, 2091 vif->vifid, res_code); 2092 ret = -EFAULT; 2093 goto out; 2094 } 2095 2096 out: 2097 qtnf_bus_unlock(vif->mac->bus); 2098 return ret; 2099 } 2100 2101 static u32 qtnf_encode_sta_flags(u32 flags) 2102 { 2103 u32 code = 0; 2104 2105 if (flags & BIT(NL80211_STA_FLAG_AUTHORIZED)) 2106 code |= QLINK_STA_FLAG_AUTHORIZED; 2107 if (flags & BIT(NL80211_STA_FLAG_SHORT_PREAMBLE)) 2108 code |= QLINK_STA_FLAG_SHORT_PREAMBLE; 2109 if (flags & BIT(NL80211_STA_FLAG_WME)) 2110 code |= QLINK_STA_FLAG_WME; 2111 if (flags & BIT(NL80211_STA_FLAG_MFP)) 2112 code |= QLINK_STA_FLAG_MFP; 2113 if (flags & BIT(NL80211_STA_FLAG_AUTHENTICATED)) 2114 code |= QLINK_STA_FLAG_AUTHENTICATED; 2115 if (flags & BIT(NL80211_STA_FLAG_TDLS_PEER)) 2116 code |= QLINK_STA_FLAG_TDLS_PEER; 2117 if (flags & BIT(NL80211_STA_FLAG_ASSOCIATED)) 2118 code |= QLINK_STA_FLAG_ASSOCIATED; 2119 return code; 2120 } 2121 2122 int qtnf_cmd_send_change_sta(struct qtnf_vif *vif, const u8 *mac, 2123 struct station_parameters *params) 2124 { 2125 struct sk_buff *cmd_skb; 2126 struct qlink_cmd_change_sta *cmd; 2127 u16 res_code = QLINK_CMD_RESULT_OK; 2128 int ret = 0; 2129 2130 cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid, 2131 QLINK_CMD_CHANGE_STA, 2132 sizeof(*cmd)); 2133 if (!cmd_skb) 2134 return -ENOMEM; 2135 2136 qtnf_bus_lock(vif->mac->bus); 2137 2138 cmd = (struct qlink_cmd_change_sta *)cmd_skb->data; 2139 ether_addr_copy(cmd->sta_addr, mac); 2140 cmd->flag_update.mask = 2141 cpu_to_le32(qtnf_encode_sta_flags(params->sta_flags_mask)); 2142 cmd->flag_update.value = 2143 cpu_to_le32(qtnf_encode_sta_flags(params->sta_flags_set)); 2144 2145 switch (vif->wdev.iftype) { 2146 case NL80211_IFTYPE_AP: 2147 cmd->if_type = cpu_to_le16(QLINK_IFTYPE_AP); 2148 break; 2149 case NL80211_IFTYPE_STATION: 2150 cmd->if_type = cpu_to_le16(QLINK_IFTYPE_STATION); 2151 break; 2152 default: 2153 pr_err("unsupported iftype %d\n", vif->wdev.iftype); 2154 ret = -EINVAL; 2155 goto out; 2156 } 2157 2158 ret = qtnf_cmd_send(vif->mac->bus, cmd_skb, &res_code); 2159 if (unlikely(ret)) 2160 goto out; 2161 2162 if (unlikely(res_code != QLINK_CMD_RESULT_OK)) { 2163 pr_err("VIF%u.%u: CMD failed: %u\n", vif->mac->macid, 2164 vif->vifid, res_code); 2165 ret = -EFAULT; 2166 goto out; 2167 } 2168 2169 out: 2170 qtnf_bus_unlock(vif->mac->bus); 2171 return ret; 2172 } 2173 2174 int qtnf_cmd_send_del_sta(struct qtnf_vif *vif, 2175 struct station_del_parameters *params) 2176 { 2177 struct sk_buff *cmd_skb; 2178 struct qlink_cmd_del_sta *cmd; 2179 u16 res_code = QLINK_CMD_RESULT_OK; 2180 int ret = 0; 2181 2182 cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid, 2183 QLINK_CMD_DEL_STA, 2184 sizeof(*cmd)); 2185 if (!cmd_skb) 2186 return -ENOMEM; 2187 2188 qtnf_bus_lock(vif->mac->bus); 2189 2190 cmd = (struct qlink_cmd_del_sta *)cmd_skb->data; 2191 2192 if (params->mac) 2193 ether_addr_copy(cmd->sta_addr, params->mac); 2194 else 2195 eth_broadcast_addr(cmd->sta_addr); /* flush all stations */ 2196 2197 cmd->subtype = params->subtype; 2198 cmd->reason_code = cpu_to_le16(params->reason_code); 2199 2200 ret = qtnf_cmd_send(vif->mac->bus, cmd_skb, &res_code); 2201 if (unlikely(ret)) 2202 goto out; 2203 2204 if (unlikely(res_code != QLINK_CMD_RESULT_OK)) { 2205 pr_err("VIF%u.%u: CMD failed: %u\n", vif->mac->macid, 2206 vif->vifid, res_code); 2207 ret = -EFAULT; 2208 goto out; 2209 } 2210 2211 out: 2212 qtnf_bus_unlock(vif->mac->bus); 2213 return ret; 2214 } 2215 2216 static void qtnf_cmd_channel_tlv_add(struct sk_buff *cmd_skb, 2217 const struct ieee80211_channel *sc) 2218 { 2219 struct qlink_tlv_channel *qchan; 2220 u32 flags = 0; 2221 2222 qchan = skb_put_zero(cmd_skb, sizeof(*qchan)); 2223 qchan->hdr.type = cpu_to_le16(QTN_TLV_ID_CHANNEL); 2224 qchan->hdr.len = cpu_to_le16(sizeof(*qchan) - sizeof(qchan->hdr)); 2225 qchan->chan.center_freq = cpu_to_le16(sc->center_freq); 2226 qchan->chan.hw_value = cpu_to_le16(sc->hw_value); 2227 2228 if (sc->flags & IEEE80211_CHAN_NO_IR) 2229 flags |= QLINK_CHAN_NO_IR; 2230 2231 if (sc->flags & IEEE80211_CHAN_RADAR) 2232 flags |= QLINK_CHAN_RADAR; 2233 2234 qchan->chan.flags = cpu_to_le32(flags); 2235 } 2236 2237 static void qtnf_cmd_randmac_tlv_add(struct sk_buff *cmd_skb, 2238 const u8 *mac_addr, 2239 const u8 *mac_addr_mask) 2240 { 2241 struct qlink_random_mac_addr *randmac; 2242 struct qlink_tlv_hdr *hdr = 2243 skb_put(cmd_skb, sizeof(*hdr) + sizeof(*randmac)); 2244 2245 hdr->type = cpu_to_le16(QTN_TLV_ID_RANDOM_MAC_ADDR); 2246 hdr->len = cpu_to_le16(sizeof(*randmac)); 2247 randmac = (struct qlink_random_mac_addr *)hdr->val; 2248 2249 memcpy(randmac->mac_addr, mac_addr, ETH_ALEN); 2250 memcpy(randmac->mac_addr_mask, mac_addr_mask, ETH_ALEN); 2251 } 2252 2253 int qtnf_cmd_send_scan(struct qtnf_wmac *mac) 2254 { 2255 struct sk_buff *cmd_skb; 2256 u16 res_code = QLINK_CMD_RESULT_OK; 2257 struct ieee80211_channel *sc; 2258 struct cfg80211_scan_request *scan_req = mac->scan_req; 2259 int n_channels; 2260 int count = 0; 2261 int ret; 2262 2263 if (scan_req->n_ssids > QTNF_MAX_SSID_LIST_LENGTH) { 2264 pr_err("MAC%u: too many SSIDs in scan request\n", mac->macid); 2265 return -EINVAL; 2266 } 2267 2268 cmd_skb = qtnf_cmd_alloc_new_cmdskb(mac->macid, QLINK_VIFID_RSVD, 2269 QLINK_CMD_SCAN, 2270 sizeof(struct qlink_cmd)); 2271 if (!cmd_skb) 2272 return -ENOMEM; 2273 2274 qtnf_bus_lock(mac->bus); 2275 2276 if (scan_req->n_ssids != 0) { 2277 while (count < scan_req->n_ssids) { 2278 qtnf_cmd_skb_put_tlv_arr(cmd_skb, WLAN_EID_SSID, 2279 scan_req->ssids[count].ssid, 2280 scan_req->ssids[count].ssid_len); 2281 count++; 2282 } 2283 } 2284 2285 if (scan_req->ie_len != 0) 2286 qtnf_cmd_tlv_ie_set_add(cmd_skb, QLINK_IE_SET_PROBE_REQ, 2287 scan_req->ie, scan_req->ie_len); 2288 2289 if (scan_req->n_channels) { 2290 n_channels = scan_req->n_channels; 2291 count = 0; 2292 2293 while (n_channels != 0) { 2294 sc = scan_req->channels[count]; 2295 if (sc->flags & IEEE80211_CHAN_DISABLED) { 2296 n_channels--; 2297 continue; 2298 } 2299 2300 pr_debug("MAC%u: scan chan=%d, freq=%d, flags=%#x\n", 2301 mac->macid, sc->hw_value, sc->center_freq, 2302 sc->flags); 2303 2304 qtnf_cmd_channel_tlv_add(cmd_skb, sc); 2305 n_channels--; 2306 count++; 2307 } 2308 } 2309 2310 if (scan_req->flags & NL80211_SCAN_FLAG_RANDOM_ADDR) { 2311 pr_debug("MAC%u: scan with random addr=%pM, mask=%pM\n", 2312 mac->macid, 2313 scan_req->mac_addr, scan_req->mac_addr_mask); 2314 2315 qtnf_cmd_randmac_tlv_add(cmd_skb, scan_req->mac_addr, 2316 scan_req->mac_addr_mask); 2317 } 2318 2319 ret = qtnf_cmd_send(mac->bus, cmd_skb, &res_code); 2320 2321 if (unlikely(ret)) 2322 goto out; 2323 2324 pr_debug("MAC%u: scan started\n", mac->macid); 2325 2326 if (unlikely(res_code != QLINK_CMD_RESULT_OK)) { 2327 pr_err("MAC%u: CMD failed: %u\n", mac->macid, res_code); 2328 ret = -EFAULT; 2329 goto out; 2330 } 2331 out: 2332 qtnf_bus_unlock(mac->bus); 2333 return ret; 2334 } 2335 2336 int qtnf_cmd_send_connect(struct qtnf_vif *vif, 2337 struct cfg80211_connect_params *sme) 2338 { 2339 struct sk_buff *cmd_skb; 2340 struct qlink_cmd_connect *cmd; 2341 struct qlink_auth_encr *aen; 2342 u16 res_code = QLINK_CMD_RESULT_OK; 2343 int ret; 2344 int i; 2345 u32 connect_flags = 0; 2346 2347 cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid, 2348 QLINK_CMD_CONNECT, 2349 sizeof(*cmd)); 2350 if (!cmd_skb) 2351 return -ENOMEM; 2352 2353 cmd = (struct qlink_cmd_connect *)cmd_skb->data; 2354 2355 ether_addr_copy(cmd->bssid, vif->bssid); 2356 2357 if (sme->bssid_hint) 2358 ether_addr_copy(cmd->bssid_hint, sme->bssid_hint); 2359 else 2360 eth_zero_addr(cmd->bssid_hint); 2361 2362 if (sme->prev_bssid) 2363 ether_addr_copy(cmd->prev_bssid, sme->prev_bssid); 2364 else 2365 eth_zero_addr(cmd->prev_bssid); 2366 2367 if ((sme->bg_scan_period >= 0) && 2368 (sme->bg_scan_period <= SHRT_MAX)) 2369 cmd->bg_scan_period = cpu_to_le16(sme->bg_scan_period); 2370 else 2371 cmd->bg_scan_period = cpu_to_le16(-1); /* use default value */ 2372 2373 if (sme->flags & ASSOC_REQ_DISABLE_HT) 2374 connect_flags |= QLINK_STA_CONNECT_DISABLE_HT; 2375 if (sme->flags & ASSOC_REQ_DISABLE_VHT) 2376 connect_flags |= QLINK_STA_CONNECT_DISABLE_VHT; 2377 if (sme->flags & ASSOC_REQ_USE_RRM) 2378 connect_flags |= QLINK_STA_CONNECT_USE_RRM; 2379 2380 cmd->flags = cpu_to_le32(connect_flags); 2381 memcpy(&cmd->ht_capa, &sme->ht_capa, sizeof(cmd->ht_capa)); 2382 memcpy(&cmd->ht_capa_mask, &sme->ht_capa_mask, 2383 sizeof(cmd->ht_capa_mask)); 2384 memcpy(&cmd->vht_capa, &sme->vht_capa, sizeof(cmd->vht_capa)); 2385 memcpy(&cmd->vht_capa_mask, &sme->vht_capa_mask, 2386 sizeof(cmd->vht_capa_mask)); 2387 cmd->pbss = sme->pbss; 2388 2389 aen = &cmd->aen; 2390 aen->auth_type = sme->auth_type; 2391 aen->privacy = !!sme->privacy; 2392 cmd->mfp = sme->mfp; 2393 aen->wpa_versions = cpu_to_le32(sme->crypto.wpa_versions); 2394 aen->cipher_group = cpu_to_le32(sme->crypto.cipher_group); 2395 aen->n_ciphers_pairwise = cpu_to_le32(sme->crypto.n_ciphers_pairwise); 2396 2397 for (i = 0; i < QLINK_MAX_NR_CIPHER_SUITES; i++) 2398 aen->ciphers_pairwise[i] = 2399 cpu_to_le32(sme->crypto.ciphers_pairwise[i]); 2400 2401 aen->n_akm_suites = cpu_to_le32(sme->crypto.n_akm_suites); 2402 2403 for (i = 0; i < QLINK_MAX_NR_AKM_SUITES; i++) 2404 aen->akm_suites[i] = cpu_to_le32(sme->crypto.akm_suites[i]); 2405 2406 aen->control_port = sme->crypto.control_port; 2407 aen->control_port_no_encrypt = 2408 sme->crypto.control_port_no_encrypt; 2409 aen->control_port_ethertype = 2410 cpu_to_le16(be16_to_cpu(sme->crypto.control_port_ethertype)); 2411 2412 qtnf_cmd_skb_put_tlv_arr(cmd_skb, WLAN_EID_SSID, sme->ssid, 2413 sme->ssid_len); 2414 2415 if (sme->ie_len != 0) 2416 qtnf_cmd_tlv_ie_set_add(cmd_skb, QLINK_IE_SET_ASSOC_REQ, 2417 sme->ie, sme->ie_len); 2418 2419 if (sme->channel) 2420 qtnf_cmd_channel_tlv_add(cmd_skb, sme->channel); 2421 2422 qtnf_bus_lock(vif->mac->bus); 2423 2424 ret = qtnf_cmd_send(vif->mac->bus, cmd_skb, &res_code); 2425 2426 if (unlikely(ret)) 2427 goto out; 2428 2429 if (unlikely(res_code != QLINK_CMD_RESULT_OK)) { 2430 pr_err("VIF%u.%u: CMD failed: %u\n", vif->mac->macid, 2431 vif->vifid, res_code); 2432 ret = -EFAULT; 2433 goto out; 2434 } 2435 out: 2436 qtnf_bus_unlock(vif->mac->bus); 2437 return ret; 2438 } 2439 2440 int qtnf_cmd_send_disconnect(struct qtnf_vif *vif, u16 reason_code) 2441 { 2442 struct sk_buff *cmd_skb; 2443 struct qlink_cmd_disconnect *cmd; 2444 u16 res_code = QLINK_CMD_RESULT_OK; 2445 int ret; 2446 2447 cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid, 2448 QLINK_CMD_DISCONNECT, 2449 sizeof(*cmd)); 2450 if (!cmd_skb) 2451 return -ENOMEM; 2452 2453 qtnf_bus_lock(vif->mac->bus); 2454 2455 cmd = (struct qlink_cmd_disconnect *)cmd_skb->data; 2456 cmd->reason = cpu_to_le16(reason_code); 2457 2458 ret = qtnf_cmd_send(vif->mac->bus, cmd_skb, &res_code); 2459 2460 if (unlikely(ret)) 2461 goto out; 2462 2463 if (unlikely(res_code != QLINK_CMD_RESULT_OK)) { 2464 pr_err("VIF%u.%u: CMD failed: %u\n", vif->mac->macid, 2465 vif->vifid, res_code); 2466 ret = -EFAULT; 2467 goto out; 2468 } 2469 out: 2470 qtnf_bus_unlock(vif->mac->bus); 2471 return ret; 2472 } 2473 2474 int qtnf_cmd_send_updown_intf(struct qtnf_vif *vif, bool up) 2475 { 2476 struct sk_buff *cmd_skb; 2477 struct qlink_cmd_updown *cmd; 2478 u16 res_code = QLINK_CMD_RESULT_OK; 2479 int ret; 2480 2481 cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid, 2482 QLINK_CMD_UPDOWN_INTF, 2483 sizeof(*cmd)); 2484 if (!cmd_skb) 2485 return -ENOMEM; 2486 2487 cmd = (struct qlink_cmd_updown *)cmd_skb->data; 2488 cmd->if_up = !!up; 2489 2490 qtnf_bus_lock(vif->mac->bus); 2491 2492 ret = qtnf_cmd_send(vif->mac->bus, cmd_skb, &res_code); 2493 2494 if (unlikely(ret)) 2495 goto out; 2496 2497 if (unlikely(res_code != QLINK_CMD_RESULT_OK)) { 2498 pr_err("VIF%u.%u: CMD failed: %u\n", vif->mac->macid, 2499 vif->vifid, res_code); 2500 ret = -EFAULT; 2501 goto out; 2502 } 2503 out: 2504 qtnf_bus_unlock(vif->mac->bus); 2505 return ret; 2506 } 2507 2508 int qtnf_cmd_reg_notify(struct qtnf_bus *bus, struct regulatory_request *req) 2509 { 2510 struct sk_buff *cmd_skb; 2511 int ret; 2512 u16 res_code; 2513 struct qlink_cmd_reg_notify *cmd; 2514 2515 cmd_skb = qtnf_cmd_alloc_new_cmdskb(QLINK_MACID_RSVD, QLINK_VIFID_RSVD, 2516 QLINK_CMD_REG_NOTIFY, 2517 sizeof(*cmd)); 2518 if (!cmd_skb) 2519 return -ENOMEM; 2520 2521 cmd = (struct qlink_cmd_reg_notify *)cmd_skb->data; 2522 cmd->alpha2[0] = req->alpha2[0]; 2523 cmd->alpha2[1] = req->alpha2[1]; 2524 2525 switch (req->initiator) { 2526 case NL80211_REGDOM_SET_BY_CORE: 2527 cmd->initiator = QLINK_REGDOM_SET_BY_CORE; 2528 break; 2529 case NL80211_REGDOM_SET_BY_USER: 2530 cmd->initiator = QLINK_REGDOM_SET_BY_USER; 2531 break; 2532 case NL80211_REGDOM_SET_BY_DRIVER: 2533 cmd->initiator = QLINK_REGDOM_SET_BY_DRIVER; 2534 break; 2535 case NL80211_REGDOM_SET_BY_COUNTRY_IE: 2536 cmd->initiator = QLINK_REGDOM_SET_BY_COUNTRY_IE; 2537 break; 2538 } 2539 2540 switch (req->user_reg_hint_type) { 2541 case NL80211_USER_REG_HINT_USER: 2542 cmd->user_reg_hint_type = QLINK_USER_REG_HINT_USER; 2543 break; 2544 case NL80211_USER_REG_HINT_CELL_BASE: 2545 cmd->user_reg_hint_type = QLINK_USER_REG_HINT_CELL_BASE; 2546 break; 2547 case NL80211_USER_REG_HINT_INDOOR: 2548 cmd->user_reg_hint_type = QLINK_USER_REG_HINT_INDOOR; 2549 break; 2550 } 2551 2552 qtnf_bus_lock(bus); 2553 2554 ret = qtnf_cmd_send(bus, cmd_skb, &res_code); 2555 if (ret) 2556 goto out; 2557 2558 switch (res_code) { 2559 case QLINK_CMD_RESULT_ENOTSUPP: 2560 pr_warn("reg update not supported\n"); 2561 ret = -EOPNOTSUPP; 2562 break; 2563 case QLINK_CMD_RESULT_EALREADY: 2564 pr_info("regulatory domain is already set to %c%c", 2565 req->alpha2[0], req->alpha2[1]); 2566 ret = -EALREADY; 2567 break; 2568 case QLINK_CMD_RESULT_OK: 2569 ret = 0; 2570 break; 2571 default: 2572 ret = -EFAULT; 2573 break; 2574 } 2575 2576 out: 2577 qtnf_bus_unlock(bus); 2578 2579 return ret; 2580 } 2581 2582 int qtnf_cmd_get_chan_stats(struct qtnf_wmac *mac, u16 channel, 2583 struct qtnf_chan_stats *stats) 2584 { 2585 struct sk_buff *cmd_skb, *resp_skb = NULL; 2586 struct qlink_cmd_get_chan_stats *cmd; 2587 struct qlink_resp_get_chan_stats *resp; 2588 size_t var_data_len; 2589 u16 res_code = QLINK_CMD_RESULT_OK; 2590 int ret = 0; 2591 2592 cmd_skb = qtnf_cmd_alloc_new_cmdskb(mac->macid, QLINK_VIFID_RSVD, 2593 QLINK_CMD_CHAN_STATS, 2594 sizeof(*cmd)); 2595 if (!cmd_skb) 2596 return -ENOMEM; 2597 2598 qtnf_bus_lock(mac->bus); 2599 2600 cmd = (struct qlink_cmd_get_chan_stats *)cmd_skb->data; 2601 cmd->channel = cpu_to_le16(channel); 2602 2603 ret = qtnf_cmd_send_with_reply(mac->bus, cmd_skb, &resp_skb, &res_code, 2604 sizeof(*resp), &var_data_len); 2605 if (unlikely(ret)) { 2606 qtnf_bus_unlock(mac->bus); 2607 return ret; 2608 } 2609 2610 if (unlikely(res_code != QLINK_CMD_RESULT_OK)) { 2611 switch (res_code) { 2612 case QLINK_CMD_RESULT_ENOTFOUND: 2613 ret = -ENOENT; 2614 break; 2615 default: 2616 pr_err("cmd exec failed: 0x%.4X\n", res_code); 2617 ret = -EFAULT; 2618 break; 2619 } 2620 goto out; 2621 } 2622 2623 resp = (struct qlink_resp_get_chan_stats *)resp_skb->data; 2624 ret = qtnf_cmd_resp_proc_chan_stat_info(stats, resp->info, 2625 var_data_len); 2626 2627 out: 2628 qtnf_bus_unlock(mac->bus); 2629 consume_skb(resp_skb); 2630 return ret; 2631 } 2632 2633 int qtnf_cmd_send_chan_switch(struct qtnf_vif *vif, 2634 struct cfg80211_csa_settings *params) 2635 { 2636 struct qtnf_wmac *mac = vif->mac; 2637 struct qlink_cmd_chan_switch *cmd; 2638 struct sk_buff *cmd_skb; 2639 u16 res_code = QLINK_CMD_RESULT_OK; 2640 int ret; 2641 2642 cmd_skb = qtnf_cmd_alloc_new_cmdskb(mac->macid, vif->vifid, 2643 QLINK_CMD_CHAN_SWITCH, 2644 sizeof(*cmd)); 2645 if (!cmd_skb) 2646 return -ENOMEM; 2647 2648 qtnf_bus_lock(mac->bus); 2649 2650 cmd = (struct qlink_cmd_chan_switch *)cmd_skb->data; 2651 cmd->channel = cpu_to_le16(params->chandef.chan->hw_value); 2652 cmd->radar_required = params->radar_required; 2653 cmd->block_tx = params->block_tx; 2654 cmd->beacon_count = params->count; 2655 2656 ret = qtnf_cmd_send(mac->bus, cmd_skb, &res_code); 2657 2658 if (unlikely(ret)) 2659 goto out; 2660 2661 switch (res_code) { 2662 case QLINK_CMD_RESULT_OK: 2663 ret = 0; 2664 break; 2665 case QLINK_CMD_RESULT_ENOTFOUND: 2666 ret = -ENOENT; 2667 break; 2668 case QLINK_CMD_RESULT_ENOTSUPP: 2669 ret = -EOPNOTSUPP; 2670 break; 2671 case QLINK_CMD_RESULT_EALREADY: 2672 ret = -EALREADY; 2673 break; 2674 case QLINK_CMD_RESULT_INVALID: 2675 default: 2676 ret = -EFAULT; 2677 break; 2678 } 2679 2680 out: 2681 qtnf_bus_unlock(mac->bus); 2682 return ret; 2683 } 2684 2685 int qtnf_cmd_get_channel(struct qtnf_vif *vif, struct cfg80211_chan_def *chdef) 2686 { 2687 struct qtnf_bus *bus = vif->mac->bus; 2688 const struct qlink_resp_channel_get *resp; 2689 struct sk_buff *cmd_skb; 2690 struct sk_buff *resp_skb = NULL; 2691 u16 res_code = QLINK_CMD_RESULT_OK; 2692 int ret; 2693 2694 cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid, 2695 QLINK_CMD_CHAN_GET, 2696 sizeof(struct qlink_cmd)); 2697 if (!cmd_skb) 2698 return -ENOMEM; 2699 2700 qtnf_bus_lock(bus); 2701 2702 ret = qtnf_cmd_send_with_reply(bus, cmd_skb, &resp_skb, &res_code, 2703 sizeof(*resp), NULL); 2704 2705 qtnf_bus_unlock(bus); 2706 2707 if (unlikely(ret)) 2708 goto out; 2709 2710 if (unlikely(res_code != QLINK_CMD_RESULT_OK)) { 2711 ret = -ENODATA; 2712 goto out; 2713 } 2714 2715 resp = (const struct qlink_resp_channel_get *)resp_skb->data; 2716 qlink_chandef_q2cfg(priv_to_wiphy(vif->mac), &resp->chan, chdef); 2717 2718 out: 2719 consume_skb(resp_skb); 2720 return ret; 2721 } 2722 2723 int qtnf_cmd_start_cac(const struct qtnf_vif *vif, 2724 const struct cfg80211_chan_def *chdef, 2725 u32 cac_time_ms) 2726 { 2727 struct qtnf_bus *bus = vif->mac->bus; 2728 struct sk_buff *cmd_skb; 2729 struct qlink_cmd_start_cac *cmd; 2730 int ret; 2731 u16 res_code; 2732 2733 cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid, 2734 QLINK_CMD_START_CAC, 2735 sizeof(*cmd)); 2736 if (!cmd_skb) 2737 return -ENOMEM; 2738 2739 cmd = (struct qlink_cmd_start_cac *)cmd_skb->data; 2740 cmd->cac_time_ms = cpu_to_le32(cac_time_ms); 2741 qlink_chandef_cfg2q(chdef, &cmd->chan); 2742 2743 qtnf_bus_lock(bus); 2744 ret = qtnf_cmd_send(bus, cmd_skb, &res_code); 2745 qtnf_bus_unlock(bus); 2746 2747 if (ret) 2748 return ret; 2749 2750 switch (res_code) { 2751 case QLINK_CMD_RESULT_OK: 2752 break; 2753 default: 2754 ret = -EOPNOTSUPP; 2755 break; 2756 } 2757 2758 return ret; 2759 } 2760 2761 int qtnf_cmd_set_mac_acl(const struct qtnf_vif *vif, 2762 const struct cfg80211_acl_data *params) 2763 { 2764 struct qtnf_bus *bus = vif->mac->bus; 2765 struct sk_buff *cmd_skb; 2766 struct qlink_tlv_hdr *tlv; 2767 size_t acl_size = qtnf_cmd_acl_data_size(params); 2768 u16 res_code; 2769 int ret; 2770 2771 cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid, 2772 QLINK_CMD_SET_MAC_ACL, 2773 sizeof(struct qlink_cmd)); 2774 if (!cmd_skb) 2775 return -ENOMEM; 2776 2777 tlv = skb_put(cmd_skb, sizeof(*tlv) + acl_size); 2778 tlv->type = cpu_to_le16(QTN_TLV_ID_ACL_DATA); 2779 tlv->len = cpu_to_le16(acl_size); 2780 qlink_acl_data_cfg2q(params, (struct qlink_acl_data *)tlv->val); 2781 2782 qtnf_bus_lock(bus); 2783 ret = qtnf_cmd_send(bus, cmd_skb, &res_code); 2784 qtnf_bus_unlock(bus); 2785 2786 if (unlikely(ret)) 2787 return ret; 2788 2789 switch (res_code) { 2790 case QLINK_CMD_RESULT_OK: 2791 break; 2792 case QLINK_CMD_RESULT_INVALID: 2793 ret = -EINVAL; 2794 break; 2795 default: 2796 ret = -EOPNOTSUPP; 2797 break; 2798 } 2799 2800 return ret; 2801 } 2802