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 case QTN_TLV_ID_MAX_SCAN_SSIDS: 1096 hwinfo->max_scan_ssids = *tlv->val; 1097 break; 1098 default: 1099 break; 1100 } 1101 1102 info_len -= tlv_value_len + sizeof(*tlv); 1103 tlv = (struct qlink_tlv_hdr *)(tlv->val + tlv_value_len); 1104 } 1105 1106 if (rule_idx != resp->n_reg_rules) { 1107 pr_warn("unexpected number of rules: expected %u got %u\n", 1108 resp->n_reg_rules, rule_idx); 1109 kfree(hwinfo->rd); 1110 hwinfo->rd = NULL; 1111 return -EINVAL; 1112 } 1113 1114 pr_info("fw_version=%d, MACs map %#x, alpha2=\"%c%c\", chains Tx=%u Rx=%u, capab=0x%x\n", 1115 hwinfo->fw_ver, hwinfo->mac_bitmap, 1116 hwinfo->rd->alpha2[0], hwinfo->rd->alpha2[1], 1117 hwinfo->total_tx_chain, hwinfo->total_rx_chain, 1118 hwinfo->hw_capab); 1119 1120 pr_info("\nBuild name: %s" \ 1121 "\nBuild revision: %s" \ 1122 "\nBuild type: %s" \ 1123 "\nBuild label: %s" \ 1124 "\nBuild timestamp: %lu" \ 1125 "\nPlatform ID: %lu" \ 1126 "\nHardware ID: %s" \ 1127 "\nCalibration version: %s" \ 1128 "\nU-Boot version: %s" \ 1129 "\nHardware version: 0x%08x", 1130 bld_name, bld_rev, bld_type, bld_label, 1131 (unsigned long)bld_tmstamp, 1132 (unsigned long)plat_id, 1133 hw_id, calibration_ver, uboot_ver, hw_ver); 1134 1135 strlcpy(hwinfo->fw_version, bld_label, sizeof(hwinfo->fw_version)); 1136 hwinfo->hw_version = hw_ver; 1137 1138 return 0; 1139 } 1140 1141 static void 1142 qtnf_parse_wowlan_info(struct qtnf_wmac *mac, 1143 const struct qlink_wowlan_capab_data *wowlan) 1144 { 1145 struct qtnf_mac_info *mac_info = &mac->macinfo; 1146 const struct qlink_wowlan_support *data1; 1147 struct wiphy_wowlan_support *supp; 1148 1149 supp = kzalloc(sizeof(*supp), GFP_KERNEL); 1150 if (!supp) 1151 return; 1152 1153 switch (le16_to_cpu(wowlan->version)) { 1154 case 0x1: 1155 data1 = (struct qlink_wowlan_support *)wowlan->data; 1156 1157 supp->flags = WIPHY_WOWLAN_MAGIC_PKT | WIPHY_WOWLAN_DISCONNECT; 1158 supp->n_patterns = le32_to_cpu(data1->n_patterns); 1159 supp->pattern_max_len = le32_to_cpu(data1->pattern_max_len); 1160 supp->pattern_min_len = le32_to_cpu(data1->pattern_min_len); 1161 1162 mac_info->wowlan = supp; 1163 break; 1164 default: 1165 pr_warn("MAC%u: unsupported WoWLAN version 0x%x\n", 1166 mac->macid, le16_to_cpu(wowlan->version)); 1167 kfree(supp); 1168 break; 1169 } 1170 } 1171 1172 static int qtnf_parse_variable_mac_info(struct qtnf_wmac *mac, 1173 const u8 *tlv_buf, size_t tlv_buf_size) 1174 { 1175 struct ieee80211_iface_combination *comb = NULL; 1176 size_t n_comb = 0; 1177 struct ieee80211_iface_limit *limits; 1178 const struct qlink_iface_comb_num *comb_num; 1179 const struct qlink_iface_limit_record *rec; 1180 const struct qlink_iface_limit *lim; 1181 const struct qlink_wowlan_capab_data *wowlan; 1182 u16 rec_len; 1183 u16 tlv_type; 1184 u16 tlv_value_len; 1185 size_t tlv_full_len; 1186 const struct qlink_tlv_hdr *tlv; 1187 u8 *ext_capa = NULL; 1188 u8 *ext_capa_mask = NULL; 1189 u8 ext_capa_len = 0; 1190 u8 ext_capa_mask_len = 0; 1191 int i = 0; 1192 1193 tlv = (const struct qlink_tlv_hdr *)tlv_buf; 1194 while (tlv_buf_size >= sizeof(struct qlink_tlv_hdr)) { 1195 tlv_type = le16_to_cpu(tlv->type); 1196 tlv_value_len = le16_to_cpu(tlv->len); 1197 tlv_full_len = tlv_value_len + sizeof(struct qlink_tlv_hdr); 1198 if (tlv_full_len > tlv_buf_size) { 1199 pr_warn("MAC%u: malformed TLV 0x%.2X; LEN: %u\n", 1200 mac->macid, tlv_type, tlv_value_len); 1201 return -EINVAL; 1202 } 1203 1204 switch (tlv_type) { 1205 case QTN_TLV_ID_NUM_IFACE_COMB: 1206 if (tlv_value_len != sizeof(*comb_num)) 1207 return -EINVAL; 1208 1209 comb_num = (void *)tlv->val; 1210 1211 /* free earlier iface comb memory */ 1212 qtnf_mac_iface_comb_free(mac); 1213 1214 mac->macinfo.n_if_comb = 1215 le32_to_cpu(comb_num->iface_comb_num); 1216 1217 mac->macinfo.if_comb = 1218 kcalloc(mac->macinfo.n_if_comb, 1219 sizeof(*mac->macinfo.if_comb), 1220 GFP_KERNEL); 1221 1222 if (!mac->macinfo.if_comb) 1223 return -ENOMEM; 1224 1225 comb = mac->macinfo.if_comb; 1226 1227 pr_debug("MAC%u: %zu iface combinations\n", 1228 mac->macid, mac->macinfo.n_if_comb); 1229 1230 break; 1231 case QTN_TLV_ID_IFACE_LIMIT: 1232 if (unlikely(!comb)) { 1233 pr_warn("MAC%u: no combinations advertised\n", 1234 mac->macid); 1235 return -EINVAL; 1236 } 1237 1238 if (n_comb >= mac->macinfo.n_if_comb) { 1239 pr_warn("MAC%u: combinations count exceeded\n", 1240 mac->macid); 1241 n_comb++; 1242 break; 1243 } 1244 1245 rec = (void *)tlv->val; 1246 rec_len = sizeof(*rec) + rec->n_limits * sizeof(*lim); 1247 1248 if (unlikely(tlv_value_len != rec_len)) { 1249 pr_warn("MAC%u: record %zu size mismatch\n", 1250 mac->macid, n_comb); 1251 return -EINVAL; 1252 } 1253 1254 limits = kcalloc(rec->n_limits, sizeof(*limits), 1255 GFP_KERNEL); 1256 if (!limits) 1257 return -ENOMEM; 1258 1259 comb[n_comb].num_different_channels = 1260 rec->num_different_channels; 1261 comb[n_comb].max_interfaces = 1262 le16_to_cpu(rec->max_interfaces); 1263 comb[n_comb].n_limits = rec->n_limits; 1264 comb[n_comb].limits = limits; 1265 1266 for (i = 0; i < rec->n_limits; i++) { 1267 lim = &rec->limits[i]; 1268 limits[i].max = le16_to_cpu(lim->max_num); 1269 limits[i].types = 1270 qlink_iface_type_to_nl_mask(le16_to_cpu(lim->type)); 1271 pr_debug("MAC%u: comb[%zu]: MAX:%u TYPES:%.4X\n", 1272 mac->macid, n_comb, 1273 limits[i].max, limits[i].types); 1274 } 1275 1276 n_comb++; 1277 break; 1278 case WLAN_EID_EXT_CAPABILITY: 1279 if (unlikely(tlv_value_len > U8_MAX)) 1280 return -EINVAL; 1281 ext_capa = (u8 *)tlv->val; 1282 ext_capa_len = tlv_value_len; 1283 break; 1284 case QTN_TLV_ID_EXT_CAPABILITY_MASK: 1285 if (unlikely(tlv_value_len > U8_MAX)) 1286 return -EINVAL; 1287 ext_capa_mask = (u8 *)tlv->val; 1288 ext_capa_mask_len = tlv_value_len; 1289 break; 1290 case QTN_TLV_ID_WOWLAN_CAPAB: 1291 if (tlv_value_len < sizeof(*wowlan)) 1292 return -EINVAL; 1293 1294 wowlan = (void *)tlv->val; 1295 if (!le16_to_cpu(wowlan->len)) { 1296 pr_warn("MAC%u: skip empty WoWLAN data\n", 1297 mac->macid); 1298 break; 1299 } 1300 1301 rec_len = sizeof(*wowlan) + le16_to_cpu(wowlan->len); 1302 if (unlikely(tlv_value_len != rec_len)) { 1303 pr_warn("MAC%u: WoWLAN data size mismatch\n", 1304 mac->macid); 1305 return -EINVAL; 1306 } 1307 1308 kfree(mac->macinfo.wowlan); 1309 mac->macinfo.wowlan = NULL; 1310 qtnf_parse_wowlan_info(mac, wowlan); 1311 break; 1312 default: 1313 pr_warn("MAC%u: unknown TLV type %u\n", 1314 mac->macid, tlv_type); 1315 break; 1316 } 1317 1318 tlv_buf_size -= tlv_full_len; 1319 tlv = (struct qlink_tlv_hdr *)(tlv->val + tlv_value_len); 1320 } 1321 1322 if (tlv_buf_size) { 1323 pr_warn("MAC%u: malformed TLV buf; bytes left: %zu\n", 1324 mac->macid, tlv_buf_size); 1325 return -EINVAL; 1326 } 1327 1328 if (mac->macinfo.n_if_comb != n_comb) { 1329 pr_err("MAC%u: combination mismatch: reported=%zu parsed=%zu\n", 1330 mac->macid, mac->macinfo.n_if_comb, n_comb); 1331 return -EINVAL; 1332 } 1333 1334 if (ext_capa_len != ext_capa_mask_len) { 1335 pr_err("MAC%u: ext_capa/_mask lengths mismatch: %u != %u\n", 1336 mac->macid, ext_capa_len, ext_capa_mask_len); 1337 return -EINVAL; 1338 } 1339 1340 if (ext_capa_len > 0) { 1341 ext_capa = kmemdup(ext_capa, ext_capa_len, GFP_KERNEL); 1342 if (!ext_capa) 1343 return -ENOMEM; 1344 1345 ext_capa_mask = 1346 kmemdup(ext_capa_mask, ext_capa_mask_len, GFP_KERNEL); 1347 if (!ext_capa_mask) { 1348 kfree(ext_capa); 1349 return -ENOMEM; 1350 } 1351 } else { 1352 ext_capa = NULL; 1353 ext_capa_mask = NULL; 1354 } 1355 1356 kfree(mac->macinfo.extended_capabilities); 1357 kfree(mac->macinfo.extended_capabilities_mask); 1358 mac->macinfo.extended_capabilities = ext_capa; 1359 mac->macinfo.extended_capabilities_mask = ext_capa_mask; 1360 mac->macinfo.extended_capabilities_len = ext_capa_len; 1361 1362 return 0; 1363 } 1364 1365 static void 1366 qtnf_cmd_resp_proc_mac_info(struct qtnf_wmac *mac, 1367 const struct qlink_resp_get_mac_info *resp_info) 1368 { 1369 struct qtnf_mac_info *mac_info; 1370 struct qtnf_vif *vif; 1371 1372 mac_info = &mac->macinfo; 1373 1374 mac_info->bands_cap = resp_info->bands_cap; 1375 memcpy(&mac_info->dev_mac, &resp_info->dev_mac, 1376 sizeof(mac_info->dev_mac)); 1377 1378 ether_addr_copy(mac->macaddr, mac_info->dev_mac); 1379 1380 vif = qtnf_mac_get_base_vif(mac); 1381 if (vif) 1382 ether_addr_copy(vif->mac_addr, mac->macaddr); 1383 else 1384 pr_err("could not get valid base vif\n"); 1385 1386 mac_info->num_tx_chain = resp_info->num_tx_chain; 1387 mac_info->num_rx_chain = resp_info->num_rx_chain; 1388 1389 mac_info->max_ap_assoc_sta = le16_to_cpu(resp_info->max_ap_assoc_sta); 1390 mac_info->radar_detect_widths = 1391 qlink_chan_width_mask_to_nl(le16_to_cpu( 1392 resp_info->radar_detect_widths)); 1393 mac_info->max_acl_mac_addrs = le32_to_cpu(resp_info->max_acl_mac_addrs); 1394 1395 memcpy(&mac_info->ht_cap_mod_mask, &resp_info->ht_cap_mod_mask, 1396 sizeof(mac_info->ht_cap_mod_mask)); 1397 memcpy(&mac_info->vht_cap_mod_mask, &resp_info->vht_cap_mod_mask, 1398 sizeof(mac_info->vht_cap_mod_mask)); 1399 } 1400 1401 static void qtnf_cmd_resp_band_fill_htcap(const u8 *info, 1402 struct ieee80211_sta_ht_cap *bcap) 1403 { 1404 const struct ieee80211_ht_cap *ht_cap = 1405 (const struct ieee80211_ht_cap *)info; 1406 1407 bcap->ht_supported = true; 1408 bcap->cap = le16_to_cpu(ht_cap->cap_info); 1409 bcap->ampdu_factor = 1410 ht_cap->ampdu_params_info & IEEE80211_HT_AMPDU_PARM_FACTOR; 1411 bcap->ampdu_density = 1412 (ht_cap->ampdu_params_info & IEEE80211_HT_AMPDU_PARM_DENSITY) >> 1413 IEEE80211_HT_AMPDU_PARM_DENSITY_SHIFT; 1414 memcpy(&bcap->mcs, &ht_cap->mcs, sizeof(bcap->mcs)); 1415 } 1416 1417 static void qtnf_cmd_resp_band_fill_vhtcap(const u8 *info, 1418 struct ieee80211_sta_vht_cap *bcap) 1419 { 1420 const struct ieee80211_vht_cap *vht_cap = 1421 (const struct ieee80211_vht_cap *)info; 1422 1423 bcap->vht_supported = true; 1424 bcap->cap = le32_to_cpu(vht_cap->vht_cap_info); 1425 memcpy(&bcap->vht_mcs, &vht_cap->supp_mcs, sizeof(bcap->vht_mcs)); 1426 } 1427 1428 static int 1429 qtnf_cmd_resp_fill_band_info(struct ieee80211_supported_band *band, 1430 struct qlink_resp_band_info_get *resp, 1431 size_t payload_len) 1432 { 1433 u16 tlv_type; 1434 size_t tlv_len; 1435 size_t tlv_dlen; 1436 const struct qlink_tlv_hdr *tlv; 1437 const struct qlink_channel *qchan; 1438 struct ieee80211_channel *chan; 1439 unsigned int chidx = 0; 1440 u32 qflags; 1441 1442 memset(&band->ht_cap, 0, sizeof(band->ht_cap)); 1443 memset(&band->vht_cap, 0, sizeof(band->vht_cap)); 1444 1445 if (band->channels) { 1446 if (band->n_channels == resp->num_chans) { 1447 memset(band->channels, 0, 1448 sizeof(*band->channels) * band->n_channels); 1449 } else { 1450 kfree(band->channels); 1451 band->n_channels = 0; 1452 band->channels = NULL; 1453 } 1454 } 1455 1456 band->n_channels = resp->num_chans; 1457 if (band->n_channels == 0) 1458 return 0; 1459 1460 if (!band->channels) 1461 band->channels = kcalloc(band->n_channels, sizeof(*chan), 1462 GFP_KERNEL); 1463 if (!band->channels) { 1464 band->n_channels = 0; 1465 return -ENOMEM; 1466 } 1467 1468 tlv = (struct qlink_tlv_hdr *)resp->info; 1469 1470 while (payload_len >= sizeof(*tlv)) { 1471 tlv_type = le16_to_cpu(tlv->type); 1472 tlv_dlen = le16_to_cpu(tlv->len); 1473 tlv_len = tlv_dlen + sizeof(*tlv); 1474 1475 if (tlv_len > payload_len) { 1476 pr_warn("malformed TLV 0x%.2X; LEN: %zu\n", 1477 tlv_type, tlv_len); 1478 goto error_ret; 1479 } 1480 1481 switch (tlv_type) { 1482 case QTN_TLV_ID_CHANNEL: 1483 if (unlikely(tlv_dlen != sizeof(*qchan))) { 1484 pr_err("invalid channel TLV len %zu\n", 1485 tlv_len); 1486 goto error_ret; 1487 } 1488 1489 if (chidx == band->n_channels) { 1490 pr_err("too many channel TLVs\n"); 1491 goto error_ret; 1492 } 1493 1494 qchan = (const struct qlink_channel *)tlv->val; 1495 chan = &band->channels[chidx++]; 1496 qflags = le32_to_cpu(qchan->flags); 1497 1498 chan->hw_value = le16_to_cpu(qchan->hw_value); 1499 chan->band = band->band; 1500 chan->center_freq = le16_to_cpu(qchan->center_freq); 1501 chan->max_antenna_gain = (int)qchan->max_antenna_gain; 1502 chan->max_power = (int)qchan->max_power; 1503 chan->max_reg_power = (int)qchan->max_reg_power; 1504 chan->beacon_found = qchan->beacon_found; 1505 chan->dfs_cac_ms = le32_to_cpu(qchan->dfs_cac_ms); 1506 chan->flags = 0; 1507 1508 if (qflags & QLINK_CHAN_DISABLED) 1509 chan->flags |= IEEE80211_CHAN_DISABLED; 1510 1511 if (qflags & QLINK_CHAN_NO_IR) 1512 chan->flags |= IEEE80211_CHAN_NO_IR; 1513 1514 if (qflags & QLINK_CHAN_NO_HT40PLUS) 1515 chan->flags |= IEEE80211_CHAN_NO_HT40PLUS; 1516 1517 if (qflags & QLINK_CHAN_NO_HT40MINUS) 1518 chan->flags |= IEEE80211_CHAN_NO_HT40MINUS; 1519 1520 if (qflags & QLINK_CHAN_NO_OFDM) 1521 chan->flags |= IEEE80211_CHAN_NO_OFDM; 1522 1523 if (qflags & QLINK_CHAN_NO_80MHZ) 1524 chan->flags |= IEEE80211_CHAN_NO_80MHZ; 1525 1526 if (qflags & QLINK_CHAN_NO_160MHZ) 1527 chan->flags |= IEEE80211_CHAN_NO_160MHZ; 1528 1529 if (qflags & QLINK_CHAN_INDOOR_ONLY) 1530 chan->flags |= IEEE80211_CHAN_INDOOR_ONLY; 1531 1532 if (qflags & QLINK_CHAN_IR_CONCURRENT) 1533 chan->flags |= IEEE80211_CHAN_IR_CONCURRENT; 1534 1535 if (qflags & QLINK_CHAN_NO_20MHZ) 1536 chan->flags |= IEEE80211_CHAN_NO_20MHZ; 1537 1538 if (qflags & QLINK_CHAN_NO_10MHZ) 1539 chan->flags |= IEEE80211_CHAN_NO_10MHZ; 1540 1541 if (qflags & QLINK_CHAN_RADAR) { 1542 chan->flags |= IEEE80211_CHAN_RADAR; 1543 chan->dfs_state_entered = jiffies; 1544 1545 if (qchan->dfs_state == QLINK_DFS_USABLE) 1546 chan->dfs_state = NL80211_DFS_USABLE; 1547 else if (qchan->dfs_state == 1548 QLINK_DFS_AVAILABLE) 1549 chan->dfs_state = NL80211_DFS_AVAILABLE; 1550 else 1551 chan->dfs_state = 1552 NL80211_DFS_UNAVAILABLE; 1553 } 1554 1555 pr_debug("chan=%d flags=%#x max_pow=%d max_reg_pow=%d\n", 1556 chan->hw_value, chan->flags, chan->max_power, 1557 chan->max_reg_power); 1558 break; 1559 case WLAN_EID_HT_CAPABILITY: 1560 if (unlikely(tlv_dlen != 1561 sizeof(struct ieee80211_ht_cap))) { 1562 pr_err("bad HTCAP TLV len %zu\n", tlv_dlen); 1563 goto error_ret; 1564 } 1565 1566 qtnf_cmd_resp_band_fill_htcap(tlv->val, &band->ht_cap); 1567 break; 1568 case WLAN_EID_VHT_CAPABILITY: 1569 if (unlikely(tlv_dlen != 1570 sizeof(struct ieee80211_vht_cap))) { 1571 pr_err("bad VHTCAP TLV len %zu\n", tlv_dlen); 1572 goto error_ret; 1573 } 1574 1575 qtnf_cmd_resp_band_fill_vhtcap(tlv->val, 1576 &band->vht_cap); 1577 break; 1578 default: 1579 pr_warn("unknown TLV type: %#x\n", tlv_type); 1580 break; 1581 } 1582 1583 payload_len -= tlv_len; 1584 tlv = (struct qlink_tlv_hdr *)(tlv->val + tlv_dlen); 1585 } 1586 1587 if (payload_len) { 1588 pr_err("malformed TLV buf; bytes left: %zu\n", payload_len); 1589 goto error_ret; 1590 } 1591 1592 if (band->n_channels != chidx) { 1593 pr_err("channel count mismatch: reported=%d, parsed=%d\n", 1594 band->n_channels, chidx); 1595 goto error_ret; 1596 } 1597 1598 return 0; 1599 1600 error_ret: 1601 kfree(band->channels); 1602 band->channels = NULL; 1603 band->n_channels = 0; 1604 1605 return -EINVAL; 1606 } 1607 1608 static int qtnf_cmd_resp_proc_phy_params(struct qtnf_wmac *mac, 1609 const u8 *payload, size_t payload_len) 1610 { 1611 struct qtnf_mac_info *mac_info; 1612 struct qlink_tlv_frag_rts_thr *phy_thr; 1613 struct qlink_tlv_rlimit *limit; 1614 struct qlink_tlv_cclass *class; 1615 u16 tlv_type; 1616 u16 tlv_value_len; 1617 size_t tlv_full_len; 1618 const struct qlink_tlv_hdr *tlv; 1619 1620 mac_info = &mac->macinfo; 1621 1622 tlv = (struct qlink_tlv_hdr *)payload; 1623 while (payload_len >= sizeof(struct qlink_tlv_hdr)) { 1624 tlv_type = le16_to_cpu(tlv->type); 1625 tlv_value_len = le16_to_cpu(tlv->len); 1626 tlv_full_len = tlv_value_len + sizeof(struct qlink_tlv_hdr); 1627 1628 if (tlv_full_len > payload_len) { 1629 pr_warn("MAC%u: malformed TLV 0x%.2X; LEN: %u\n", 1630 mac->macid, tlv_type, tlv_value_len); 1631 return -EINVAL; 1632 } 1633 1634 switch (tlv_type) { 1635 case QTN_TLV_ID_FRAG_THRESH: 1636 phy_thr = (void *)tlv; 1637 mac_info->frag_thr = (u32)le16_to_cpu(phy_thr->thr); 1638 break; 1639 case QTN_TLV_ID_RTS_THRESH: 1640 phy_thr = (void *)tlv; 1641 mac_info->rts_thr = (u32)le16_to_cpu(phy_thr->thr); 1642 break; 1643 case QTN_TLV_ID_SRETRY_LIMIT: 1644 limit = (void *)tlv; 1645 mac_info->sretry_limit = limit->rlimit; 1646 break; 1647 case QTN_TLV_ID_LRETRY_LIMIT: 1648 limit = (void *)tlv; 1649 mac_info->lretry_limit = limit->rlimit; 1650 break; 1651 case QTN_TLV_ID_COVERAGE_CLASS: 1652 class = (void *)tlv; 1653 mac_info->coverage_class = class->cclass; 1654 break; 1655 default: 1656 pr_err("MAC%u: Unknown TLV type: %#x\n", mac->macid, 1657 le16_to_cpu(tlv->type)); 1658 break; 1659 } 1660 1661 payload_len -= tlv_full_len; 1662 tlv = (struct qlink_tlv_hdr *)(tlv->val + tlv_value_len); 1663 } 1664 1665 if (payload_len) { 1666 pr_warn("MAC%u: malformed TLV buf; bytes left: %zu\n", 1667 mac->macid, payload_len); 1668 return -EINVAL; 1669 } 1670 1671 return 0; 1672 } 1673 1674 static int 1675 qtnf_cmd_resp_proc_chan_stat_info(struct qtnf_chan_stats *stats, 1676 const u8 *payload, size_t payload_len) 1677 { 1678 struct qlink_chan_stats *qlink_stats; 1679 const struct qlink_tlv_hdr *tlv; 1680 size_t tlv_full_len; 1681 u16 tlv_value_len; 1682 u16 tlv_type; 1683 1684 tlv = (struct qlink_tlv_hdr *)payload; 1685 while (payload_len >= sizeof(struct qlink_tlv_hdr)) { 1686 tlv_type = le16_to_cpu(tlv->type); 1687 tlv_value_len = le16_to_cpu(tlv->len); 1688 tlv_full_len = tlv_value_len + sizeof(struct qlink_tlv_hdr); 1689 if (tlv_full_len > payload_len) { 1690 pr_warn("malformed TLV 0x%.2X; LEN: %u\n", 1691 tlv_type, tlv_value_len); 1692 return -EINVAL; 1693 } 1694 switch (tlv_type) { 1695 case QTN_TLV_ID_CHANNEL_STATS: 1696 if (unlikely(tlv_value_len != sizeof(*qlink_stats))) { 1697 pr_err("invalid CHANNEL_STATS entry size\n"); 1698 return -EINVAL; 1699 } 1700 1701 qlink_stats = (void *)tlv->val; 1702 1703 stats->chan_num = le32_to_cpu(qlink_stats->chan_num); 1704 stats->cca_tx = le32_to_cpu(qlink_stats->cca_tx); 1705 stats->cca_rx = le32_to_cpu(qlink_stats->cca_rx); 1706 stats->cca_busy = le32_to_cpu(qlink_stats->cca_busy); 1707 stats->cca_try = le32_to_cpu(qlink_stats->cca_try); 1708 stats->chan_noise = qlink_stats->chan_noise; 1709 1710 pr_debug("chan(%u) try(%u) busy(%u) noise(%d)\n", 1711 stats->chan_num, stats->cca_try, 1712 stats->cca_busy, stats->chan_noise); 1713 break; 1714 default: 1715 pr_warn("Unknown TLV type: %#x\n", 1716 le16_to_cpu(tlv->type)); 1717 } 1718 payload_len -= tlv_full_len; 1719 tlv = (struct qlink_tlv_hdr *)(tlv->val + tlv_value_len); 1720 } 1721 1722 if (payload_len) { 1723 pr_warn("malformed TLV buf; bytes left: %zu\n", payload_len); 1724 return -EINVAL; 1725 } 1726 1727 return 0; 1728 } 1729 1730 int qtnf_cmd_get_mac_info(struct qtnf_wmac *mac) 1731 { 1732 struct sk_buff *cmd_skb, *resp_skb = NULL; 1733 const struct qlink_resp_get_mac_info *resp; 1734 size_t var_data_len; 1735 u16 res_code = QLINK_CMD_RESULT_OK; 1736 int ret = 0; 1737 1738 cmd_skb = qtnf_cmd_alloc_new_cmdskb(mac->macid, QLINK_VIFID_RSVD, 1739 QLINK_CMD_MAC_INFO, 1740 sizeof(struct qlink_cmd)); 1741 if (!cmd_skb) 1742 return -ENOMEM; 1743 1744 qtnf_bus_lock(mac->bus); 1745 1746 ret = qtnf_cmd_send_with_reply(mac->bus, cmd_skb, &resp_skb, &res_code, 1747 sizeof(*resp), &var_data_len); 1748 if (unlikely(ret)) 1749 goto out; 1750 1751 if (unlikely(res_code != QLINK_CMD_RESULT_OK)) { 1752 pr_err("MAC%u: CMD failed: %u\n", mac->macid, res_code); 1753 ret = -EFAULT; 1754 goto out; 1755 } 1756 1757 resp = (const struct qlink_resp_get_mac_info *)resp_skb->data; 1758 qtnf_cmd_resp_proc_mac_info(mac, resp); 1759 ret = qtnf_parse_variable_mac_info(mac, resp->var_info, var_data_len); 1760 1761 out: 1762 qtnf_bus_unlock(mac->bus); 1763 consume_skb(resp_skb); 1764 1765 return ret; 1766 } 1767 1768 int qtnf_cmd_get_hw_info(struct qtnf_bus *bus) 1769 { 1770 struct sk_buff *cmd_skb, *resp_skb = NULL; 1771 const struct qlink_resp_get_hw_info *resp; 1772 u16 res_code = QLINK_CMD_RESULT_OK; 1773 int ret = 0; 1774 size_t info_len; 1775 1776 cmd_skb = qtnf_cmd_alloc_new_cmdskb(QLINK_MACID_RSVD, QLINK_VIFID_RSVD, 1777 QLINK_CMD_GET_HW_INFO, 1778 sizeof(struct qlink_cmd)); 1779 if (!cmd_skb) 1780 return -ENOMEM; 1781 1782 qtnf_bus_lock(bus); 1783 1784 ret = qtnf_cmd_send_with_reply(bus, cmd_skb, &resp_skb, &res_code, 1785 sizeof(*resp), &info_len); 1786 1787 if (unlikely(ret)) 1788 goto out; 1789 1790 if (unlikely(res_code != QLINK_CMD_RESULT_OK)) { 1791 pr_err("cmd exec failed: 0x%.4X\n", res_code); 1792 ret = -EFAULT; 1793 goto out; 1794 } 1795 1796 resp = (const struct qlink_resp_get_hw_info *)resp_skb->data; 1797 ret = qtnf_cmd_resp_proc_hw_info(bus, resp, info_len); 1798 1799 out: 1800 qtnf_bus_unlock(bus); 1801 consume_skb(resp_skb); 1802 1803 return ret; 1804 } 1805 1806 int qtnf_cmd_band_info_get(struct qtnf_wmac *mac, 1807 struct ieee80211_supported_band *band) 1808 { 1809 struct sk_buff *cmd_skb, *resp_skb = NULL; 1810 size_t info_len; 1811 struct qlink_cmd_band_info_get *cmd; 1812 struct qlink_resp_band_info_get *resp; 1813 u16 res_code = QLINK_CMD_RESULT_OK; 1814 int ret = 0; 1815 u8 qband; 1816 1817 switch (band->band) { 1818 case NL80211_BAND_2GHZ: 1819 qband = QLINK_BAND_2GHZ; 1820 break; 1821 case NL80211_BAND_5GHZ: 1822 qband = QLINK_BAND_5GHZ; 1823 break; 1824 case NL80211_BAND_60GHZ: 1825 qband = QLINK_BAND_60GHZ; 1826 break; 1827 default: 1828 return -EINVAL; 1829 } 1830 1831 cmd_skb = qtnf_cmd_alloc_new_cmdskb(mac->macid, 0, 1832 QLINK_CMD_BAND_INFO_GET, 1833 sizeof(*cmd)); 1834 if (!cmd_skb) 1835 return -ENOMEM; 1836 1837 cmd = (struct qlink_cmd_band_info_get *)cmd_skb->data; 1838 cmd->band = qband; 1839 1840 qtnf_bus_lock(mac->bus); 1841 1842 ret = qtnf_cmd_send_with_reply(mac->bus, cmd_skb, &resp_skb, &res_code, 1843 sizeof(*resp), &info_len); 1844 1845 if (unlikely(ret)) 1846 goto out; 1847 1848 if (unlikely(res_code != QLINK_CMD_RESULT_OK)) { 1849 pr_err("MAC%u: CMD failed: %u\n", mac->macid, res_code); 1850 ret = -EFAULT; 1851 goto out; 1852 } 1853 1854 resp = (struct qlink_resp_band_info_get *)resp_skb->data; 1855 if (resp->band != qband) { 1856 pr_err("MAC%u: reply band %u != cmd band %u\n", mac->macid, 1857 resp->band, qband); 1858 ret = -EINVAL; 1859 goto out; 1860 } 1861 1862 ret = qtnf_cmd_resp_fill_band_info(band, resp, info_len); 1863 1864 out: 1865 qtnf_bus_unlock(mac->bus); 1866 consume_skb(resp_skb); 1867 1868 return ret; 1869 } 1870 1871 int qtnf_cmd_send_get_phy_params(struct qtnf_wmac *mac) 1872 { 1873 struct sk_buff *cmd_skb, *resp_skb = NULL; 1874 size_t response_size; 1875 struct qlink_resp_phy_params *resp; 1876 u16 res_code = QLINK_CMD_RESULT_OK; 1877 int ret = 0; 1878 1879 cmd_skb = qtnf_cmd_alloc_new_cmdskb(mac->macid, 0, 1880 QLINK_CMD_PHY_PARAMS_GET, 1881 sizeof(struct qlink_cmd)); 1882 if (!cmd_skb) 1883 return -ENOMEM; 1884 1885 qtnf_bus_lock(mac->bus); 1886 1887 ret = qtnf_cmd_send_with_reply(mac->bus, cmd_skb, &resp_skb, &res_code, 1888 sizeof(*resp), &response_size); 1889 1890 if (unlikely(ret)) 1891 goto out; 1892 1893 if (unlikely(res_code != QLINK_CMD_RESULT_OK)) { 1894 pr_err("MAC%u: CMD failed: %u\n", mac->macid, res_code); 1895 ret = -EFAULT; 1896 goto out; 1897 } 1898 1899 resp = (struct qlink_resp_phy_params *)resp_skb->data; 1900 ret = qtnf_cmd_resp_proc_phy_params(mac, resp->info, response_size); 1901 1902 out: 1903 qtnf_bus_unlock(mac->bus); 1904 consume_skb(resp_skb); 1905 1906 return ret; 1907 } 1908 1909 int qtnf_cmd_send_update_phy_params(struct qtnf_wmac *mac, u32 changed) 1910 { 1911 struct wiphy *wiphy = priv_to_wiphy(mac); 1912 struct sk_buff *cmd_skb; 1913 u16 res_code = QLINK_CMD_RESULT_OK; 1914 int ret = 0; 1915 1916 cmd_skb = qtnf_cmd_alloc_new_cmdskb(mac->macid, 0, 1917 QLINK_CMD_PHY_PARAMS_SET, 1918 sizeof(struct qlink_cmd)); 1919 if (!cmd_skb) 1920 return -ENOMEM; 1921 1922 qtnf_bus_lock(mac->bus); 1923 1924 if (changed & WIPHY_PARAM_FRAG_THRESHOLD) 1925 qtnf_cmd_skb_put_tlv_u16(cmd_skb, QTN_TLV_ID_FRAG_THRESH, 1926 wiphy->frag_threshold); 1927 if (changed & WIPHY_PARAM_RTS_THRESHOLD) 1928 qtnf_cmd_skb_put_tlv_u16(cmd_skb, QTN_TLV_ID_RTS_THRESH, 1929 wiphy->rts_threshold); 1930 if (changed & WIPHY_PARAM_COVERAGE_CLASS) 1931 qtnf_cmd_skb_put_tlv_u8(cmd_skb, QTN_TLV_ID_COVERAGE_CLASS, 1932 wiphy->coverage_class); 1933 1934 ret = qtnf_cmd_send(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("MAC%u: CMD failed: %u\n", mac->macid, res_code); 1941 ret = -EFAULT; 1942 goto out; 1943 } 1944 1945 out: 1946 qtnf_bus_unlock(mac->bus); 1947 return ret; 1948 } 1949 1950 int qtnf_cmd_send_init_fw(struct qtnf_bus *bus) 1951 { 1952 struct sk_buff *cmd_skb; 1953 u16 res_code = QLINK_CMD_RESULT_OK; 1954 int ret = 0; 1955 1956 cmd_skb = qtnf_cmd_alloc_new_cmdskb(QLINK_MACID_RSVD, QLINK_VIFID_RSVD, 1957 QLINK_CMD_FW_INIT, 1958 sizeof(struct qlink_cmd)); 1959 if (!cmd_skb) 1960 return -ENOMEM; 1961 1962 qtnf_bus_lock(bus); 1963 1964 ret = qtnf_cmd_send(bus, cmd_skb, &res_code); 1965 1966 if (unlikely(ret)) 1967 goto out; 1968 1969 if (unlikely(res_code != QLINK_CMD_RESULT_OK)) { 1970 pr_err("cmd exec failed: 0x%.4X\n", res_code); 1971 ret = -EFAULT; 1972 goto out; 1973 } 1974 1975 out: 1976 qtnf_bus_unlock(bus); 1977 return ret; 1978 } 1979 1980 void qtnf_cmd_send_deinit_fw(struct qtnf_bus *bus) 1981 { 1982 struct sk_buff *cmd_skb; 1983 1984 cmd_skb = qtnf_cmd_alloc_new_cmdskb(QLINK_MACID_RSVD, QLINK_VIFID_RSVD, 1985 QLINK_CMD_FW_DEINIT, 1986 sizeof(struct qlink_cmd)); 1987 if (!cmd_skb) 1988 return; 1989 1990 qtnf_bus_lock(bus); 1991 1992 qtnf_cmd_send(bus, cmd_skb, NULL); 1993 1994 qtnf_bus_unlock(bus); 1995 } 1996 1997 int qtnf_cmd_send_add_key(struct qtnf_vif *vif, u8 key_index, bool pairwise, 1998 const u8 *mac_addr, struct key_params *params) 1999 { 2000 struct sk_buff *cmd_skb; 2001 struct qlink_cmd_add_key *cmd; 2002 u16 res_code = QLINK_CMD_RESULT_OK; 2003 int ret = 0; 2004 2005 cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid, 2006 QLINK_CMD_ADD_KEY, 2007 sizeof(*cmd)); 2008 if (!cmd_skb) 2009 return -ENOMEM; 2010 2011 qtnf_bus_lock(vif->mac->bus); 2012 2013 cmd = (struct qlink_cmd_add_key *)cmd_skb->data; 2014 2015 if (mac_addr) 2016 ether_addr_copy(cmd->addr, mac_addr); 2017 else 2018 eth_broadcast_addr(cmd->addr); 2019 2020 cmd->cipher = cpu_to_le32(params->cipher); 2021 cmd->key_index = key_index; 2022 cmd->pairwise = pairwise; 2023 2024 if (params->key && params->key_len > 0) 2025 qtnf_cmd_skb_put_tlv_arr(cmd_skb, QTN_TLV_ID_KEY, 2026 params->key, 2027 params->key_len); 2028 2029 if (params->seq && params->seq_len > 0) 2030 qtnf_cmd_skb_put_tlv_arr(cmd_skb, QTN_TLV_ID_SEQ, 2031 params->seq, 2032 params->seq_len); 2033 2034 ret = qtnf_cmd_send(vif->mac->bus, cmd_skb, &res_code); 2035 if (unlikely(ret)) 2036 goto out; 2037 2038 if (unlikely(res_code != QLINK_CMD_RESULT_OK)) { 2039 pr_err("VIF%u.%u: CMD failed: %u\n", 2040 vif->mac->macid, vif->vifid, res_code); 2041 ret = -EFAULT; 2042 goto out; 2043 } 2044 2045 out: 2046 qtnf_bus_unlock(vif->mac->bus); 2047 return ret; 2048 } 2049 2050 int qtnf_cmd_send_del_key(struct qtnf_vif *vif, u8 key_index, bool pairwise, 2051 const u8 *mac_addr) 2052 { 2053 struct sk_buff *cmd_skb; 2054 struct qlink_cmd_del_key *cmd; 2055 u16 res_code = QLINK_CMD_RESULT_OK; 2056 int ret = 0; 2057 2058 cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid, 2059 QLINK_CMD_DEL_KEY, 2060 sizeof(*cmd)); 2061 if (!cmd_skb) 2062 return -ENOMEM; 2063 2064 qtnf_bus_lock(vif->mac->bus); 2065 2066 cmd = (struct qlink_cmd_del_key *)cmd_skb->data; 2067 2068 if (mac_addr) 2069 ether_addr_copy(cmd->addr, mac_addr); 2070 else 2071 eth_broadcast_addr(cmd->addr); 2072 2073 cmd->key_index = key_index; 2074 cmd->pairwise = pairwise; 2075 ret = qtnf_cmd_send(vif->mac->bus, cmd_skb, &res_code); 2076 if (unlikely(ret)) 2077 goto out; 2078 2079 if (unlikely(res_code != QLINK_CMD_RESULT_OK)) { 2080 pr_err("VIF%u.%u: CMD failed: %u\n", 2081 vif->mac->macid, vif->vifid, res_code); 2082 ret = -EFAULT; 2083 goto out; 2084 } 2085 2086 out: 2087 qtnf_bus_unlock(vif->mac->bus); 2088 return ret; 2089 } 2090 2091 int qtnf_cmd_send_set_default_key(struct qtnf_vif *vif, u8 key_index, 2092 bool unicast, bool multicast) 2093 { 2094 struct sk_buff *cmd_skb; 2095 struct qlink_cmd_set_def_key *cmd; 2096 u16 res_code = QLINK_CMD_RESULT_OK; 2097 int ret = 0; 2098 2099 cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid, 2100 QLINK_CMD_SET_DEFAULT_KEY, 2101 sizeof(*cmd)); 2102 if (!cmd_skb) 2103 return -ENOMEM; 2104 2105 qtnf_bus_lock(vif->mac->bus); 2106 2107 cmd = (struct qlink_cmd_set_def_key *)cmd_skb->data; 2108 cmd->key_index = key_index; 2109 cmd->unicast = unicast; 2110 cmd->multicast = multicast; 2111 ret = qtnf_cmd_send(vif->mac->bus, cmd_skb, &res_code); 2112 if (unlikely(ret)) 2113 goto out; 2114 2115 if (unlikely(res_code != QLINK_CMD_RESULT_OK)) { 2116 pr_err("VIF%u.%u: CMD failed: %u\n", vif->mac->macid, 2117 vif->vifid, res_code); 2118 ret = -EFAULT; 2119 goto out; 2120 } 2121 2122 out: 2123 qtnf_bus_unlock(vif->mac->bus); 2124 return ret; 2125 } 2126 2127 int qtnf_cmd_send_set_default_mgmt_key(struct qtnf_vif *vif, u8 key_index) 2128 { 2129 struct sk_buff *cmd_skb; 2130 struct qlink_cmd_set_def_mgmt_key *cmd; 2131 u16 res_code = QLINK_CMD_RESULT_OK; 2132 int ret = 0; 2133 2134 cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid, 2135 QLINK_CMD_SET_DEFAULT_MGMT_KEY, 2136 sizeof(*cmd)); 2137 if (!cmd_skb) 2138 return -ENOMEM; 2139 2140 qtnf_bus_lock(vif->mac->bus); 2141 2142 cmd = (struct qlink_cmd_set_def_mgmt_key *)cmd_skb->data; 2143 cmd->key_index = key_index; 2144 ret = qtnf_cmd_send(vif->mac->bus, cmd_skb, &res_code); 2145 if (unlikely(ret)) 2146 goto out; 2147 2148 if (unlikely(res_code != QLINK_CMD_RESULT_OK)) { 2149 pr_err("VIF%u.%u: CMD failed: %u\n", vif->mac->macid, 2150 vif->vifid, res_code); 2151 ret = -EFAULT; 2152 goto out; 2153 } 2154 2155 out: 2156 qtnf_bus_unlock(vif->mac->bus); 2157 return ret; 2158 } 2159 2160 static u32 qtnf_encode_sta_flags(u32 flags) 2161 { 2162 u32 code = 0; 2163 2164 if (flags & BIT(NL80211_STA_FLAG_AUTHORIZED)) 2165 code |= QLINK_STA_FLAG_AUTHORIZED; 2166 if (flags & BIT(NL80211_STA_FLAG_SHORT_PREAMBLE)) 2167 code |= QLINK_STA_FLAG_SHORT_PREAMBLE; 2168 if (flags & BIT(NL80211_STA_FLAG_WME)) 2169 code |= QLINK_STA_FLAG_WME; 2170 if (flags & BIT(NL80211_STA_FLAG_MFP)) 2171 code |= QLINK_STA_FLAG_MFP; 2172 if (flags & BIT(NL80211_STA_FLAG_AUTHENTICATED)) 2173 code |= QLINK_STA_FLAG_AUTHENTICATED; 2174 if (flags & BIT(NL80211_STA_FLAG_TDLS_PEER)) 2175 code |= QLINK_STA_FLAG_TDLS_PEER; 2176 if (flags & BIT(NL80211_STA_FLAG_ASSOCIATED)) 2177 code |= QLINK_STA_FLAG_ASSOCIATED; 2178 return code; 2179 } 2180 2181 int qtnf_cmd_send_change_sta(struct qtnf_vif *vif, const u8 *mac, 2182 struct station_parameters *params) 2183 { 2184 struct sk_buff *cmd_skb; 2185 struct qlink_cmd_change_sta *cmd; 2186 u16 res_code = QLINK_CMD_RESULT_OK; 2187 int ret = 0; 2188 2189 cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid, 2190 QLINK_CMD_CHANGE_STA, 2191 sizeof(*cmd)); 2192 if (!cmd_skb) 2193 return -ENOMEM; 2194 2195 qtnf_bus_lock(vif->mac->bus); 2196 2197 cmd = (struct qlink_cmd_change_sta *)cmd_skb->data; 2198 ether_addr_copy(cmd->sta_addr, mac); 2199 cmd->flag_update.mask = 2200 cpu_to_le32(qtnf_encode_sta_flags(params->sta_flags_mask)); 2201 cmd->flag_update.value = 2202 cpu_to_le32(qtnf_encode_sta_flags(params->sta_flags_set)); 2203 2204 switch (vif->wdev.iftype) { 2205 case NL80211_IFTYPE_AP: 2206 cmd->if_type = cpu_to_le16(QLINK_IFTYPE_AP); 2207 break; 2208 case NL80211_IFTYPE_STATION: 2209 cmd->if_type = cpu_to_le16(QLINK_IFTYPE_STATION); 2210 break; 2211 default: 2212 pr_err("unsupported iftype %d\n", vif->wdev.iftype); 2213 ret = -EINVAL; 2214 goto out; 2215 } 2216 2217 ret = qtnf_cmd_send(vif->mac->bus, cmd_skb, &res_code); 2218 if (unlikely(ret)) 2219 goto out; 2220 2221 if (unlikely(res_code != QLINK_CMD_RESULT_OK)) { 2222 pr_err("VIF%u.%u: CMD failed: %u\n", vif->mac->macid, 2223 vif->vifid, res_code); 2224 ret = -EFAULT; 2225 goto out; 2226 } 2227 2228 out: 2229 qtnf_bus_unlock(vif->mac->bus); 2230 return ret; 2231 } 2232 2233 int qtnf_cmd_send_del_sta(struct qtnf_vif *vif, 2234 struct station_del_parameters *params) 2235 { 2236 struct sk_buff *cmd_skb; 2237 struct qlink_cmd_del_sta *cmd; 2238 u16 res_code = QLINK_CMD_RESULT_OK; 2239 int ret = 0; 2240 2241 cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid, 2242 QLINK_CMD_DEL_STA, 2243 sizeof(*cmd)); 2244 if (!cmd_skb) 2245 return -ENOMEM; 2246 2247 qtnf_bus_lock(vif->mac->bus); 2248 2249 cmd = (struct qlink_cmd_del_sta *)cmd_skb->data; 2250 2251 if (params->mac) 2252 ether_addr_copy(cmd->sta_addr, params->mac); 2253 else 2254 eth_broadcast_addr(cmd->sta_addr); /* flush all stations */ 2255 2256 cmd->subtype = params->subtype; 2257 cmd->reason_code = cpu_to_le16(params->reason_code); 2258 2259 ret = qtnf_cmd_send(vif->mac->bus, cmd_skb, &res_code); 2260 if (unlikely(ret)) 2261 goto out; 2262 2263 if (unlikely(res_code != QLINK_CMD_RESULT_OK)) { 2264 pr_err("VIF%u.%u: CMD failed: %u\n", vif->mac->macid, 2265 vif->vifid, res_code); 2266 ret = -EFAULT; 2267 goto out; 2268 } 2269 2270 out: 2271 qtnf_bus_unlock(vif->mac->bus); 2272 return ret; 2273 } 2274 2275 static void qtnf_cmd_channel_tlv_add(struct sk_buff *cmd_skb, 2276 const struct ieee80211_channel *sc) 2277 { 2278 struct qlink_tlv_channel *qchan; 2279 u32 flags = 0; 2280 2281 qchan = skb_put_zero(cmd_skb, sizeof(*qchan)); 2282 qchan->hdr.type = cpu_to_le16(QTN_TLV_ID_CHANNEL); 2283 qchan->hdr.len = cpu_to_le16(sizeof(*qchan) - sizeof(qchan->hdr)); 2284 qchan->chan.center_freq = cpu_to_le16(sc->center_freq); 2285 qchan->chan.hw_value = cpu_to_le16(sc->hw_value); 2286 2287 if (sc->flags & IEEE80211_CHAN_NO_IR) 2288 flags |= QLINK_CHAN_NO_IR; 2289 2290 if (sc->flags & IEEE80211_CHAN_RADAR) 2291 flags |= QLINK_CHAN_RADAR; 2292 2293 qchan->chan.flags = cpu_to_le32(flags); 2294 } 2295 2296 static void qtnf_cmd_randmac_tlv_add(struct sk_buff *cmd_skb, 2297 const u8 *mac_addr, 2298 const u8 *mac_addr_mask) 2299 { 2300 struct qlink_random_mac_addr *randmac; 2301 struct qlink_tlv_hdr *hdr = 2302 skb_put(cmd_skb, sizeof(*hdr) + sizeof(*randmac)); 2303 2304 hdr->type = cpu_to_le16(QTN_TLV_ID_RANDOM_MAC_ADDR); 2305 hdr->len = cpu_to_le16(sizeof(*randmac)); 2306 randmac = (struct qlink_random_mac_addr *)hdr->val; 2307 2308 memcpy(randmac->mac_addr, mac_addr, ETH_ALEN); 2309 memcpy(randmac->mac_addr_mask, mac_addr_mask, ETH_ALEN); 2310 } 2311 2312 int qtnf_cmd_send_scan(struct qtnf_wmac *mac) 2313 { 2314 struct sk_buff *cmd_skb; 2315 u16 res_code = QLINK_CMD_RESULT_OK; 2316 struct ieee80211_channel *sc; 2317 struct cfg80211_scan_request *scan_req = mac->scan_req; 2318 int n_channels; 2319 int count = 0; 2320 int ret; 2321 2322 cmd_skb = qtnf_cmd_alloc_new_cmdskb(mac->macid, QLINK_VIFID_RSVD, 2323 QLINK_CMD_SCAN, 2324 sizeof(struct qlink_cmd)); 2325 if (!cmd_skb) 2326 return -ENOMEM; 2327 2328 qtnf_bus_lock(mac->bus); 2329 2330 if (scan_req->n_ssids != 0) { 2331 while (count < scan_req->n_ssids) { 2332 qtnf_cmd_skb_put_tlv_arr(cmd_skb, WLAN_EID_SSID, 2333 scan_req->ssids[count].ssid, 2334 scan_req->ssids[count].ssid_len); 2335 count++; 2336 } 2337 } 2338 2339 if (scan_req->ie_len != 0) 2340 qtnf_cmd_tlv_ie_set_add(cmd_skb, QLINK_IE_SET_PROBE_REQ, 2341 scan_req->ie, scan_req->ie_len); 2342 2343 if (scan_req->n_channels) { 2344 n_channels = scan_req->n_channels; 2345 count = 0; 2346 2347 while (n_channels != 0) { 2348 sc = scan_req->channels[count]; 2349 if (sc->flags & IEEE80211_CHAN_DISABLED) { 2350 n_channels--; 2351 continue; 2352 } 2353 2354 pr_debug("MAC%u: scan chan=%d, freq=%d, flags=%#x\n", 2355 mac->macid, sc->hw_value, sc->center_freq, 2356 sc->flags); 2357 2358 qtnf_cmd_channel_tlv_add(cmd_skb, sc); 2359 n_channels--; 2360 count++; 2361 } 2362 } 2363 2364 if (scan_req->flags & NL80211_SCAN_FLAG_RANDOM_ADDR) { 2365 pr_debug("MAC%u: scan with random addr=%pM, mask=%pM\n", 2366 mac->macid, 2367 scan_req->mac_addr, scan_req->mac_addr_mask); 2368 2369 qtnf_cmd_randmac_tlv_add(cmd_skb, scan_req->mac_addr, 2370 scan_req->mac_addr_mask); 2371 } 2372 2373 ret = qtnf_cmd_send(mac->bus, cmd_skb, &res_code); 2374 2375 if (unlikely(ret)) 2376 goto out; 2377 2378 pr_debug("MAC%u: scan started\n", mac->macid); 2379 2380 if (unlikely(res_code != QLINK_CMD_RESULT_OK)) { 2381 pr_err("MAC%u: CMD failed: %u\n", mac->macid, res_code); 2382 ret = -EFAULT; 2383 goto out; 2384 } 2385 out: 2386 qtnf_bus_unlock(mac->bus); 2387 return ret; 2388 } 2389 2390 int qtnf_cmd_send_connect(struct qtnf_vif *vif, 2391 struct cfg80211_connect_params *sme) 2392 { 2393 struct sk_buff *cmd_skb; 2394 struct qlink_cmd_connect *cmd; 2395 struct qlink_auth_encr *aen; 2396 u16 res_code = QLINK_CMD_RESULT_OK; 2397 int ret; 2398 int i; 2399 u32 connect_flags = 0; 2400 2401 cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid, 2402 QLINK_CMD_CONNECT, 2403 sizeof(*cmd)); 2404 if (!cmd_skb) 2405 return -ENOMEM; 2406 2407 cmd = (struct qlink_cmd_connect *)cmd_skb->data; 2408 2409 ether_addr_copy(cmd->bssid, vif->bssid); 2410 2411 if (sme->bssid_hint) 2412 ether_addr_copy(cmd->bssid_hint, sme->bssid_hint); 2413 else 2414 eth_zero_addr(cmd->bssid_hint); 2415 2416 if (sme->prev_bssid) 2417 ether_addr_copy(cmd->prev_bssid, sme->prev_bssid); 2418 else 2419 eth_zero_addr(cmd->prev_bssid); 2420 2421 if ((sme->bg_scan_period >= 0) && 2422 (sme->bg_scan_period <= SHRT_MAX)) 2423 cmd->bg_scan_period = cpu_to_le16(sme->bg_scan_period); 2424 else 2425 cmd->bg_scan_period = cpu_to_le16(-1); /* use default value */ 2426 2427 if (sme->flags & ASSOC_REQ_DISABLE_HT) 2428 connect_flags |= QLINK_STA_CONNECT_DISABLE_HT; 2429 if (sme->flags & ASSOC_REQ_DISABLE_VHT) 2430 connect_flags |= QLINK_STA_CONNECT_DISABLE_VHT; 2431 if (sme->flags & ASSOC_REQ_USE_RRM) 2432 connect_flags |= QLINK_STA_CONNECT_USE_RRM; 2433 2434 cmd->flags = cpu_to_le32(connect_flags); 2435 memcpy(&cmd->ht_capa, &sme->ht_capa, sizeof(cmd->ht_capa)); 2436 memcpy(&cmd->ht_capa_mask, &sme->ht_capa_mask, 2437 sizeof(cmd->ht_capa_mask)); 2438 memcpy(&cmd->vht_capa, &sme->vht_capa, sizeof(cmd->vht_capa)); 2439 memcpy(&cmd->vht_capa_mask, &sme->vht_capa_mask, 2440 sizeof(cmd->vht_capa_mask)); 2441 cmd->pbss = sme->pbss; 2442 2443 aen = &cmd->aen; 2444 aen->auth_type = sme->auth_type; 2445 aen->privacy = !!sme->privacy; 2446 cmd->mfp = sme->mfp; 2447 aen->wpa_versions = cpu_to_le32(sme->crypto.wpa_versions); 2448 aen->cipher_group = cpu_to_le32(sme->crypto.cipher_group); 2449 aen->n_ciphers_pairwise = cpu_to_le32(sme->crypto.n_ciphers_pairwise); 2450 2451 for (i = 0; i < QLINK_MAX_NR_CIPHER_SUITES; i++) 2452 aen->ciphers_pairwise[i] = 2453 cpu_to_le32(sme->crypto.ciphers_pairwise[i]); 2454 2455 aen->n_akm_suites = cpu_to_le32(sme->crypto.n_akm_suites); 2456 2457 for (i = 0; i < QLINK_MAX_NR_AKM_SUITES; i++) 2458 aen->akm_suites[i] = cpu_to_le32(sme->crypto.akm_suites[i]); 2459 2460 aen->control_port = sme->crypto.control_port; 2461 aen->control_port_no_encrypt = 2462 sme->crypto.control_port_no_encrypt; 2463 aen->control_port_ethertype = 2464 cpu_to_le16(be16_to_cpu(sme->crypto.control_port_ethertype)); 2465 2466 qtnf_cmd_skb_put_tlv_arr(cmd_skb, WLAN_EID_SSID, sme->ssid, 2467 sme->ssid_len); 2468 2469 if (sme->ie_len != 0) 2470 qtnf_cmd_tlv_ie_set_add(cmd_skb, QLINK_IE_SET_ASSOC_REQ, 2471 sme->ie, sme->ie_len); 2472 2473 if (sme->channel) 2474 qtnf_cmd_channel_tlv_add(cmd_skb, sme->channel); 2475 2476 qtnf_bus_lock(vif->mac->bus); 2477 2478 ret = qtnf_cmd_send(vif->mac->bus, cmd_skb, &res_code); 2479 2480 if (unlikely(ret)) 2481 goto out; 2482 2483 if (unlikely(res_code != QLINK_CMD_RESULT_OK)) { 2484 pr_err("VIF%u.%u: CMD failed: %u\n", vif->mac->macid, 2485 vif->vifid, res_code); 2486 ret = -EFAULT; 2487 goto out; 2488 } 2489 out: 2490 qtnf_bus_unlock(vif->mac->bus); 2491 return ret; 2492 } 2493 2494 int qtnf_cmd_send_disconnect(struct qtnf_vif *vif, u16 reason_code) 2495 { 2496 struct sk_buff *cmd_skb; 2497 struct qlink_cmd_disconnect *cmd; 2498 u16 res_code = QLINK_CMD_RESULT_OK; 2499 int ret; 2500 2501 cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid, 2502 QLINK_CMD_DISCONNECT, 2503 sizeof(*cmd)); 2504 if (!cmd_skb) 2505 return -ENOMEM; 2506 2507 qtnf_bus_lock(vif->mac->bus); 2508 2509 cmd = (struct qlink_cmd_disconnect *)cmd_skb->data; 2510 cmd->reason = cpu_to_le16(reason_code); 2511 2512 ret = qtnf_cmd_send(vif->mac->bus, cmd_skb, &res_code); 2513 2514 if (unlikely(ret)) 2515 goto out; 2516 2517 if (unlikely(res_code != QLINK_CMD_RESULT_OK)) { 2518 pr_err("VIF%u.%u: CMD failed: %u\n", vif->mac->macid, 2519 vif->vifid, res_code); 2520 ret = -EFAULT; 2521 goto out; 2522 } 2523 out: 2524 qtnf_bus_unlock(vif->mac->bus); 2525 return ret; 2526 } 2527 2528 int qtnf_cmd_send_updown_intf(struct qtnf_vif *vif, bool up) 2529 { 2530 struct sk_buff *cmd_skb; 2531 struct qlink_cmd_updown *cmd; 2532 u16 res_code = QLINK_CMD_RESULT_OK; 2533 int ret; 2534 2535 cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid, 2536 QLINK_CMD_UPDOWN_INTF, 2537 sizeof(*cmd)); 2538 if (!cmd_skb) 2539 return -ENOMEM; 2540 2541 cmd = (struct qlink_cmd_updown *)cmd_skb->data; 2542 cmd->if_up = !!up; 2543 2544 qtnf_bus_lock(vif->mac->bus); 2545 2546 ret = qtnf_cmd_send(vif->mac->bus, cmd_skb, &res_code); 2547 2548 if (unlikely(ret)) 2549 goto out; 2550 2551 if (unlikely(res_code != QLINK_CMD_RESULT_OK)) { 2552 pr_err("VIF%u.%u: CMD failed: %u\n", vif->mac->macid, 2553 vif->vifid, res_code); 2554 ret = -EFAULT; 2555 goto out; 2556 } 2557 out: 2558 qtnf_bus_unlock(vif->mac->bus); 2559 return ret; 2560 } 2561 2562 int qtnf_cmd_reg_notify(struct qtnf_bus *bus, struct regulatory_request *req) 2563 { 2564 struct sk_buff *cmd_skb; 2565 int ret; 2566 u16 res_code; 2567 struct qlink_cmd_reg_notify *cmd; 2568 2569 cmd_skb = qtnf_cmd_alloc_new_cmdskb(QLINK_MACID_RSVD, QLINK_VIFID_RSVD, 2570 QLINK_CMD_REG_NOTIFY, 2571 sizeof(*cmd)); 2572 if (!cmd_skb) 2573 return -ENOMEM; 2574 2575 cmd = (struct qlink_cmd_reg_notify *)cmd_skb->data; 2576 cmd->alpha2[0] = req->alpha2[0]; 2577 cmd->alpha2[1] = req->alpha2[1]; 2578 2579 switch (req->initiator) { 2580 case NL80211_REGDOM_SET_BY_CORE: 2581 cmd->initiator = QLINK_REGDOM_SET_BY_CORE; 2582 break; 2583 case NL80211_REGDOM_SET_BY_USER: 2584 cmd->initiator = QLINK_REGDOM_SET_BY_USER; 2585 break; 2586 case NL80211_REGDOM_SET_BY_DRIVER: 2587 cmd->initiator = QLINK_REGDOM_SET_BY_DRIVER; 2588 break; 2589 case NL80211_REGDOM_SET_BY_COUNTRY_IE: 2590 cmd->initiator = QLINK_REGDOM_SET_BY_COUNTRY_IE; 2591 break; 2592 } 2593 2594 switch (req->user_reg_hint_type) { 2595 case NL80211_USER_REG_HINT_USER: 2596 cmd->user_reg_hint_type = QLINK_USER_REG_HINT_USER; 2597 break; 2598 case NL80211_USER_REG_HINT_CELL_BASE: 2599 cmd->user_reg_hint_type = QLINK_USER_REG_HINT_CELL_BASE; 2600 break; 2601 case NL80211_USER_REG_HINT_INDOOR: 2602 cmd->user_reg_hint_type = QLINK_USER_REG_HINT_INDOOR; 2603 break; 2604 } 2605 2606 qtnf_bus_lock(bus); 2607 2608 ret = qtnf_cmd_send(bus, cmd_skb, &res_code); 2609 if (ret) 2610 goto out; 2611 2612 switch (res_code) { 2613 case QLINK_CMD_RESULT_ENOTSUPP: 2614 pr_warn("reg update not supported\n"); 2615 ret = -EOPNOTSUPP; 2616 break; 2617 case QLINK_CMD_RESULT_EALREADY: 2618 pr_info("regulatory domain is already set to %c%c", 2619 req->alpha2[0], req->alpha2[1]); 2620 ret = -EALREADY; 2621 break; 2622 case QLINK_CMD_RESULT_OK: 2623 ret = 0; 2624 break; 2625 default: 2626 ret = -EFAULT; 2627 break; 2628 } 2629 2630 out: 2631 qtnf_bus_unlock(bus); 2632 2633 return ret; 2634 } 2635 2636 int qtnf_cmd_get_chan_stats(struct qtnf_wmac *mac, u16 channel, 2637 struct qtnf_chan_stats *stats) 2638 { 2639 struct sk_buff *cmd_skb, *resp_skb = NULL; 2640 struct qlink_cmd_get_chan_stats *cmd; 2641 struct qlink_resp_get_chan_stats *resp; 2642 size_t var_data_len; 2643 u16 res_code = QLINK_CMD_RESULT_OK; 2644 int ret = 0; 2645 2646 cmd_skb = qtnf_cmd_alloc_new_cmdskb(mac->macid, QLINK_VIFID_RSVD, 2647 QLINK_CMD_CHAN_STATS, 2648 sizeof(*cmd)); 2649 if (!cmd_skb) 2650 return -ENOMEM; 2651 2652 qtnf_bus_lock(mac->bus); 2653 2654 cmd = (struct qlink_cmd_get_chan_stats *)cmd_skb->data; 2655 cmd->channel = cpu_to_le16(channel); 2656 2657 ret = qtnf_cmd_send_with_reply(mac->bus, cmd_skb, &resp_skb, &res_code, 2658 sizeof(*resp), &var_data_len); 2659 if (unlikely(ret)) { 2660 qtnf_bus_unlock(mac->bus); 2661 return ret; 2662 } 2663 2664 if (unlikely(res_code != QLINK_CMD_RESULT_OK)) { 2665 switch (res_code) { 2666 case QLINK_CMD_RESULT_ENOTFOUND: 2667 ret = -ENOENT; 2668 break; 2669 default: 2670 pr_err("cmd exec failed: 0x%.4X\n", res_code); 2671 ret = -EFAULT; 2672 break; 2673 } 2674 goto out; 2675 } 2676 2677 resp = (struct qlink_resp_get_chan_stats *)resp_skb->data; 2678 ret = qtnf_cmd_resp_proc_chan_stat_info(stats, resp->info, 2679 var_data_len); 2680 2681 out: 2682 qtnf_bus_unlock(mac->bus); 2683 consume_skb(resp_skb); 2684 return ret; 2685 } 2686 2687 int qtnf_cmd_send_chan_switch(struct qtnf_vif *vif, 2688 struct cfg80211_csa_settings *params) 2689 { 2690 struct qtnf_wmac *mac = vif->mac; 2691 struct qlink_cmd_chan_switch *cmd; 2692 struct sk_buff *cmd_skb; 2693 u16 res_code = QLINK_CMD_RESULT_OK; 2694 int ret; 2695 2696 cmd_skb = qtnf_cmd_alloc_new_cmdskb(mac->macid, vif->vifid, 2697 QLINK_CMD_CHAN_SWITCH, 2698 sizeof(*cmd)); 2699 if (!cmd_skb) 2700 return -ENOMEM; 2701 2702 qtnf_bus_lock(mac->bus); 2703 2704 cmd = (struct qlink_cmd_chan_switch *)cmd_skb->data; 2705 cmd->channel = cpu_to_le16(params->chandef.chan->hw_value); 2706 cmd->radar_required = params->radar_required; 2707 cmd->block_tx = params->block_tx; 2708 cmd->beacon_count = params->count; 2709 2710 ret = qtnf_cmd_send(mac->bus, cmd_skb, &res_code); 2711 2712 if (unlikely(ret)) 2713 goto out; 2714 2715 switch (res_code) { 2716 case QLINK_CMD_RESULT_OK: 2717 ret = 0; 2718 break; 2719 case QLINK_CMD_RESULT_ENOTFOUND: 2720 ret = -ENOENT; 2721 break; 2722 case QLINK_CMD_RESULT_ENOTSUPP: 2723 ret = -EOPNOTSUPP; 2724 break; 2725 case QLINK_CMD_RESULT_EALREADY: 2726 ret = -EALREADY; 2727 break; 2728 case QLINK_CMD_RESULT_INVALID: 2729 default: 2730 ret = -EFAULT; 2731 break; 2732 } 2733 2734 out: 2735 qtnf_bus_unlock(mac->bus); 2736 return ret; 2737 } 2738 2739 int qtnf_cmd_get_channel(struct qtnf_vif *vif, struct cfg80211_chan_def *chdef) 2740 { 2741 struct qtnf_bus *bus = vif->mac->bus; 2742 const struct qlink_resp_channel_get *resp; 2743 struct sk_buff *cmd_skb; 2744 struct sk_buff *resp_skb = NULL; 2745 u16 res_code = QLINK_CMD_RESULT_OK; 2746 int ret; 2747 2748 cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid, 2749 QLINK_CMD_CHAN_GET, 2750 sizeof(struct qlink_cmd)); 2751 if (!cmd_skb) 2752 return -ENOMEM; 2753 2754 qtnf_bus_lock(bus); 2755 2756 ret = qtnf_cmd_send_with_reply(bus, cmd_skb, &resp_skb, &res_code, 2757 sizeof(*resp), NULL); 2758 2759 qtnf_bus_unlock(bus); 2760 2761 if (unlikely(ret)) 2762 goto out; 2763 2764 if (unlikely(res_code != QLINK_CMD_RESULT_OK)) { 2765 ret = -ENODATA; 2766 goto out; 2767 } 2768 2769 resp = (const struct qlink_resp_channel_get *)resp_skb->data; 2770 qlink_chandef_q2cfg(priv_to_wiphy(vif->mac), &resp->chan, chdef); 2771 2772 out: 2773 consume_skb(resp_skb); 2774 return ret; 2775 } 2776 2777 int qtnf_cmd_start_cac(const struct qtnf_vif *vif, 2778 const struct cfg80211_chan_def *chdef, 2779 u32 cac_time_ms) 2780 { 2781 struct qtnf_bus *bus = vif->mac->bus; 2782 struct sk_buff *cmd_skb; 2783 struct qlink_cmd_start_cac *cmd; 2784 int ret; 2785 u16 res_code; 2786 2787 cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid, 2788 QLINK_CMD_START_CAC, 2789 sizeof(*cmd)); 2790 if (!cmd_skb) 2791 return -ENOMEM; 2792 2793 cmd = (struct qlink_cmd_start_cac *)cmd_skb->data; 2794 cmd->cac_time_ms = cpu_to_le32(cac_time_ms); 2795 qlink_chandef_cfg2q(chdef, &cmd->chan); 2796 2797 qtnf_bus_lock(bus); 2798 ret = qtnf_cmd_send(bus, cmd_skb, &res_code); 2799 qtnf_bus_unlock(bus); 2800 2801 if (ret) 2802 return ret; 2803 2804 switch (res_code) { 2805 case QLINK_CMD_RESULT_OK: 2806 break; 2807 default: 2808 ret = -EOPNOTSUPP; 2809 break; 2810 } 2811 2812 return ret; 2813 } 2814 2815 int qtnf_cmd_set_mac_acl(const struct qtnf_vif *vif, 2816 const struct cfg80211_acl_data *params) 2817 { 2818 struct qtnf_bus *bus = vif->mac->bus; 2819 struct sk_buff *cmd_skb; 2820 struct qlink_tlv_hdr *tlv; 2821 size_t acl_size = qtnf_cmd_acl_data_size(params); 2822 u16 res_code; 2823 int ret; 2824 2825 cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid, 2826 QLINK_CMD_SET_MAC_ACL, 2827 sizeof(struct qlink_cmd)); 2828 if (!cmd_skb) 2829 return -ENOMEM; 2830 2831 tlv = skb_put(cmd_skb, sizeof(*tlv) + acl_size); 2832 tlv->type = cpu_to_le16(QTN_TLV_ID_ACL_DATA); 2833 tlv->len = cpu_to_le16(acl_size); 2834 qlink_acl_data_cfg2q(params, (struct qlink_acl_data *)tlv->val); 2835 2836 qtnf_bus_lock(bus); 2837 ret = qtnf_cmd_send(bus, cmd_skb, &res_code); 2838 qtnf_bus_unlock(bus); 2839 2840 if (unlikely(ret)) 2841 return ret; 2842 2843 switch (res_code) { 2844 case QLINK_CMD_RESULT_OK: 2845 break; 2846 case QLINK_CMD_RESULT_INVALID: 2847 ret = -EINVAL; 2848 break; 2849 default: 2850 ret = -EOPNOTSUPP; 2851 break; 2852 } 2853 2854 return ret; 2855 } 2856 2857 int qtnf_cmd_send_pm_set(const struct qtnf_vif *vif, u8 pm_mode, int timeout) 2858 { 2859 struct qtnf_bus *bus = vif->mac->bus; 2860 struct sk_buff *cmd_skb; 2861 u16 res_code = QLINK_CMD_RESULT_OK; 2862 struct qlink_cmd_pm_set *cmd; 2863 int ret = 0; 2864 2865 cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid, 2866 QLINK_CMD_PM_SET, sizeof(*cmd)); 2867 if (!cmd_skb) 2868 return -ENOMEM; 2869 2870 cmd = (struct qlink_cmd_pm_set *)cmd_skb->data; 2871 cmd->pm_mode = pm_mode; 2872 cmd->pm_standby_timer = cpu_to_le32(timeout); 2873 2874 qtnf_bus_lock(bus); 2875 2876 ret = qtnf_cmd_send(bus, cmd_skb, &res_code); 2877 2878 if (unlikely(ret)) 2879 goto out; 2880 2881 if (unlikely(res_code != QLINK_CMD_RESULT_OK)) { 2882 pr_err("cmd exec failed: 0x%.4X\n", res_code); 2883 ret = -EFAULT; 2884 } 2885 2886 out: 2887 qtnf_bus_unlock(bus); 2888 return ret; 2889 } 2890 2891 int qtnf_cmd_send_wowlan_set(const struct qtnf_vif *vif, 2892 const struct cfg80211_wowlan *wowl) 2893 { 2894 struct qtnf_bus *bus = vif->mac->bus; 2895 struct sk_buff *cmd_skb; 2896 u16 res_code = QLINK_CMD_RESULT_OK; 2897 struct qlink_cmd_wowlan_set *cmd; 2898 u32 triggers = 0; 2899 int count = 0; 2900 int ret = 0; 2901 2902 cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid, 2903 QLINK_CMD_WOWLAN_SET, sizeof(*cmd)); 2904 if (!cmd_skb) 2905 return -ENOMEM; 2906 2907 qtnf_bus_lock(bus); 2908 2909 cmd = (struct qlink_cmd_wowlan_set *)cmd_skb->data; 2910 2911 if (wowl) { 2912 if (wowl->disconnect) 2913 triggers |= QLINK_WOWLAN_TRIG_DISCONNECT; 2914 2915 if (wowl->magic_pkt) 2916 triggers |= QLINK_WOWLAN_TRIG_MAGIC_PKT; 2917 2918 if (wowl->n_patterns && wowl->patterns) { 2919 triggers |= QLINK_WOWLAN_TRIG_PATTERN_PKT; 2920 while (count < wowl->n_patterns) { 2921 qtnf_cmd_skb_put_tlv_arr(cmd_skb, 2922 QTN_TLV_ID_WOWLAN_PATTERN, 2923 wowl->patterns[count].pattern, 2924 wowl->patterns[count].pattern_len); 2925 count++; 2926 } 2927 } 2928 } 2929 2930 cmd->triggers = cpu_to_le32(triggers); 2931 2932 ret = qtnf_cmd_send(bus, cmd_skb, &res_code); 2933 2934 if (unlikely(ret)) 2935 goto out; 2936 2937 if (unlikely(res_code != QLINK_CMD_RESULT_OK)) { 2938 pr_err("cmd exec failed: 0x%.4X\n", res_code); 2939 ret = -EFAULT; 2940 } 2941 2942 out: 2943 qtnf_bus_unlock(bus); 2944 return ret; 2945 } 2946