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   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
  26static 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
  58static int qtnf_cmd_send_with_reply(struct qtnf_bus *bus,
  59				    struct sk_buff *cmd_skb,
  60				    struct sk_buff **response_skb,
  61				    u16 *result_code,
  62				    size_t const_resp_size,
  63				    size_t *var_resp_size)
  64{
  65	struct qlink_cmd *cmd;
  66	const struct qlink_resp *resp;
  67	struct sk_buff *resp_skb = NULL;
  68	u16 cmd_id;
  69	u8 mac_id, vif_id;
  70	int ret;
  71
  72	cmd = (struct qlink_cmd *)cmd_skb->data;
  73	cmd_id = le16_to_cpu(cmd->cmd_id);
  74	mac_id = cmd->macid;
  75	vif_id = cmd->vifid;
  76	cmd->mhdr.len = cpu_to_le16(cmd_skb->len);
  77
  78	if (unlikely(bus->fw_state != QTNF_FW_STATE_ACTIVE &&
  79		     le16_to_cpu(cmd->cmd_id) != QLINK_CMD_FW_INIT)) {
  80		pr_warn("VIF%u.%u: drop cmd 0x%.4X in fw state %d\n",
  81			mac_id, vif_id, le16_to_cpu(cmd->cmd_id),
  82			bus->fw_state);
  83		return -ENODEV;
  84	}
  85
  86	pr_debug("VIF%u.%u cmd=0x%.4X\n", mac_id, vif_id,
  87		 le16_to_cpu(cmd->cmd_id));
  88
  89	ret = qtnf_trans_send_cmd_with_resp(bus, cmd_skb, &resp_skb);
  90
  91	if (unlikely(ret))
  92		goto out;
  93
  94	resp = (const struct qlink_resp *)resp_skb->data;
  95	ret = qtnf_cmd_check_reply_header(resp, cmd_id, mac_id, vif_id,
  96					  const_resp_size);
  97
  98	if (unlikely(ret))
  99		goto out;
 100
 101	if (likely(result_code))
 102		*result_code = le16_to_cpu(resp->result);
 103
 104	/* Return length of variable part of response */
 105	if (response_skb && var_resp_size)
 106		*var_resp_size = le16_to_cpu(resp->mhdr.len) - const_resp_size;
 107
 108out:
 109	if (response_skb)
 110		*response_skb = resp_skb;
 111	else
 112		consume_skb(resp_skb);
 113
 114	return ret;
 115}
 116
 117static inline int qtnf_cmd_send(struct qtnf_bus *bus,
 118				struct sk_buff *cmd_skb,
 119				u16 *result_code)
 120{
 121	return qtnf_cmd_send_with_reply(bus, cmd_skb, NULL, result_code,
 122					sizeof(struct qlink_resp), NULL);
 123}
 124
 125static struct sk_buff *qtnf_cmd_alloc_new_cmdskb(u8 macid, u8 vifid, u16 cmd_no,
 126						 size_t cmd_size)
 127{
 128	struct qlink_cmd *cmd;
 129	struct sk_buff *cmd_skb;
 130
 131	cmd_skb = __dev_alloc_skb(sizeof(*cmd) +
 132				  QTNF_MAX_CMD_BUF_SIZE, GFP_KERNEL);
 133	if (unlikely(!cmd_skb)) {
 134		pr_err("VIF%u.%u CMD %u: alloc failed\n", macid, vifid, cmd_no);
 135		return NULL;
 136	}
 137
 138	skb_put_zero(cmd_skb, cmd_size);
 139
 140	cmd = (struct qlink_cmd *)cmd_skb->data;
 141	cmd->mhdr.len = cpu_to_le16(cmd_skb->len);
 142	cmd->mhdr.type = cpu_to_le16(QLINK_MSG_TYPE_CMD);
 143	cmd->cmd_id = cpu_to_le16(cmd_no);
 144	cmd->macid = macid;
 145	cmd->vifid = vifid;
 146
 147	return cmd_skb;
 148}
 149
 150static void qtnf_cmd_tlv_ie_set_add(struct sk_buff *cmd_skb, u8 frame_type,
 151				    const u8 *buf, size_t len)
 152{
 153	struct qlink_tlv_ie_set *tlv;
 154
 155	tlv = (struct qlink_tlv_ie_set *)skb_put(cmd_skb, sizeof(*tlv) + len);
 156	tlv->hdr.type = cpu_to_le16(QTN_TLV_ID_IE_SET);
 157	tlv->hdr.len = cpu_to_le16(len + sizeof(*tlv) - sizeof(tlv->hdr));
 158	tlv->type = frame_type;
 159	tlv->flags = 0;
 160
 161	if (len && buf)
 162		memcpy(tlv->ie_data, buf, len);
 163}
 164
 165static inline size_t qtnf_cmd_acl_data_size(const struct cfg80211_acl_data *acl)
 166{
 167	size_t size = sizeof(struct qlink_acl_data) +
 168		      acl->n_acl_entries * sizeof(struct qlink_mac_address);
 169
 170	return size;
 171}
 172
 173static bool qtnf_cmd_start_ap_can_fit(const struct qtnf_vif *vif,
 174				      const struct cfg80211_ap_settings *s)
 175{
 176	unsigned int len = sizeof(struct qlink_cmd_start_ap);
 177
 178	len += s->ssid_len;
 179	len += s->beacon.head_len;
 180	len += s->beacon.tail_len;
 181	len += s->beacon.beacon_ies_len;
 182	len += s->beacon.proberesp_ies_len;
 183	len += s->beacon.assocresp_ies_len;
 184	len += s->beacon.probe_resp_len;
 185
 186	if (cfg80211_chandef_valid(&s->chandef))
 187		len += sizeof(struct qlink_tlv_chandef);
 188
 189	if (s->acl)
 190		len += sizeof(struct qlink_tlv_hdr) +
 191		       qtnf_cmd_acl_data_size(s->acl);
 192
 193	if (len > (sizeof(struct qlink_cmd) + QTNF_MAX_CMD_BUF_SIZE)) {
 194		pr_err("VIF%u.%u: can not fit AP settings: %u\n",
 195		       vif->mac->macid, vif->vifid, len);
 196		return false;
 197	}
 198
 199	return true;
 200}
 201
 202int qtnf_cmd_send_start_ap(struct qtnf_vif *vif,
 203			   const struct cfg80211_ap_settings *s)
 204{
 205	struct sk_buff *cmd_skb;
 206	struct qlink_cmd_start_ap *cmd;
 207	struct qlink_auth_encr *aen;
 208	u16 res_code = QLINK_CMD_RESULT_OK;
 209	int ret;
 210	int i;
 211
 212	if (!qtnf_cmd_start_ap_can_fit(vif, s))
 213		return -E2BIG;
 214
 215	cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
 216					    QLINK_CMD_START_AP,
 217					    sizeof(*cmd));
 218	if (!cmd_skb)
 219		return -ENOMEM;
 220
 221	cmd = (struct qlink_cmd_start_ap *)cmd_skb->data;
 222	cmd->dtim_period = s->dtim_period;
 223	cmd->beacon_interval = cpu_to_le16(s->beacon_interval);
 224	cmd->hidden_ssid = qlink_hidden_ssid_nl2q(s->hidden_ssid);
 225	cmd->inactivity_timeout = cpu_to_le16(s->inactivity_timeout);
 226	cmd->smps_mode = s->smps_mode;
 227	cmd->p2p_ctwindow = s->p2p_ctwindow;
 228	cmd->p2p_opp_ps = s->p2p_opp_ps;
 229	cmd->pbss = s->pbss;
 230	cmd->ht_required = s->ht_required;
 231	cmd->vht_required = s->vht_required;
 232
 233	aen = &cmd->aen;
 234	aen->auth_type = s->auth_type;
 235	aen->privacy = !!s->privacy;
 236	aen->wpa_versions = cpu_to_le32(s->crypto.wpa_versions);
 237	aen->cipher_group = cpu_to_le32(s->crypto.cipher_group);
 238	aen->n_ciphers_pairwise = cpu_to_le32(s->crypto.n_ciphers_pairwise);
 239	for (i = 0; i < QLINK_MAX_NR_CIPHER_SUITES; i++)
 240		aen->ciphers_pairwise[i] =
 241				cpu_to_le32(s->crypto.ciphers_pairwise[i]);
 242	aen->n_akm_suites = cpu_to_le32(s->crypto.n_akm_suites);
 243	for (i = 0; i < QLINK_MAX_NR_AKM_SUITES; i++)
 244		aen->akm_suites[i] = cpu_to_le32(s->crypto.akm_suites[i]);
 245	aen->control_port = s->crypto.control_port;
 246	aen->control_port_no_encrypt = s->crypto.control_port_no_encrypt;
 247	aen->control_port_ethertype =
 248		cpu_to_le16(be16_to_cpu(s->crypto.control_port_ethertype));
 249
 250	if (s->ssid && s->ssid_len > 0 && s->ssid_len <= IEEE80211_MAX_SSID_LEN)
 251		qtnf_cmd_skb_put_tlv_arr(cmd_skb, WLAN_EID_SSID, s->ssid,
 252					 s->ssid_len);
 253
 254	if (cfg80211_chandef_valid(&s->chandef)) {
 255		struct qlink_tlv_chandef *chtlv =
 256			(struct qlink_tlv_chandef *)skb_put(cmd_skb,
 257							    sizeof(*chtlv));
 258
 259		chtlv->hdr.type = cpu_to_le16(QTN_TLV_ID_CHANDEF);
 260		chtlv->hdr.len = cpu_to_le16(sizeof(*chtlv) -
 261					     sizeof(chtlv->hdr));
 262		qlink_chandef_cfg2q(&s->chandef, &chtlv->chdef);
 263	}
 264
 265	qtnf_cmd_tlv_ie_set_add(cmd_skb, QLINK_IE_SET_BEACON_HEAD,
 266				s->beacon.head, s->beacon.head_len);
 267	qtnf_cmd_tlv_ie_set_add(cmd_skb, QLINK_IE_SET_BEACON_TAIL,
 268				s->beacon.tail, s->beacon.tail_len);
 269	qtnf_cmd_tlv_ie_set_add(cmd_skb, QLINK_IE_SET_BEACON_IES,
 270				s->beacon.beacon_ies, s->beacon.beacon_ies_len);
 271	qtnf_cmd_tlv_ie_set_add(cmd_skb, QLINK_IE_SET_PROBE_RESP,
 272				s->beacon.probe_resp, s->beacon.probe_resp_len);
 273	qtnf_cmd_tlv_ie_set_add(cmd_skb, QLINK_IE_SET_PROBE_RESP_IES,
 274				s->beacon.proberesp_ies,
 275				s->beacon.proberesp_ies_len);
 276	qtnf_cmd_tlv_ie_set_add(cmd_skb, QLINK_IE_SET_ASSOC_RESP,
 277				s->beacon.assocresp_ies,
 278				s->beacon.assocresp_ies_len);
 279
 280	if (s->ht_cap) {
 281		struct qlink_tlv_hdr *tlv = (struct qlink_tlv_hdr *)
 282			skb_put(cmd_skb, sizeof(*tlv) + sizeof(*s->ht_cap));
 283
 284		tlv->type = cpu_to_le16(WLAN_EID_HT_CAPABILITY);
 285		tlv->len = cpu_to_le16(sizeof(*s->ht_cap));
 286		memcpy(tlv->val, s->ht_cap, sizeof(*s->ht_cap));
 287	}
 288
 289	if (s->vht_cap) {
 290		struct qlink_tlv_hdr *tlv = (struct qlink_tlv_hdr *)
 291			skb_put(cmd_skb, sizeof(*tlv) + sizeof(*s->vht_cap));
 292
 293		tlv->type = cpu_to_le16(WLAN_EID_VHT_CAPABILITY);
 294		tlv->len = cpu_to_le16(sizeof(*s->vht_cap));
 295		memcpy(tlv->val, s->vht_cap, sizeof(*s->vht_cap));
 296	}
 297
 298	if (s->acl) {
 299		size_t acl_size = qtnf_cmd_acl_data_size(s->acl);
 300		struct qlink_tlv_hdr *tlv =
 301			skb_put(cmd_skb, sizeof(*tlv) + acl_size);
 302
 303		tlv->type = cpu_to_le16(QTN_TLV_ID_ACL_DATA);
 304		tlv->len = cpu_to_le16(acl_size);
 305		qlink_acl_data_cfg2q(s->acl, (struct qlink_acl_data *)tlv->val);
 306	}
 307
 308	qtnf_bus_lock(vif->mac->bus);
 309
 310	ret = qtnf_cmd_send(vif->mac->bus, cmd_skb, &res_code);
 311
 312	if (unlikely(ret))
 313		goto out;
 314
 315	if (unlikely(res_code != QLINK_CMD_RESULT_OK)) {
 316		pr_err("VIF%u.%u: CMD failed: %u\n", vif->mac->macid,
 317		       vif->vifid, res_code);
 318		ret = -EFAULT;
 319		goto out;
 320	}
 321
 322	netif_carrier_on(vif->netdev);
 323
 324out:
 325	qtnf_bus_unlock(vif->mac->bus);
 326	return ret;
 327}
 328
 329int qtnf_cmd_send_stop_ap(struct qtnf_vif *vif)
 330{
 331	struct sk_buff *cmd_skb;
 332	u16 res_code = QLINK_CMD_RESULT_OK;
 333	int ret;
 334
 335	cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
 336					    QLINK_CMD_STOP_AP,
 337					    sizeof(struct qlink_cmd));
 338	if (!cmd_skb)
 339		return -ENOMEM;
 340
 341	qtnf_bus_lock(vif->mac->bus);
 342
 343	ret = qtnf_cmd_send(vif->mac->bus, cmd_skb, &res_code);
 344
 345	if (unlikely(ret))
 346		goto out;
 347
 348	if (unlikely(res_code != QLINK_CMD_RESULT_OK)) {
 349		pr_err("VIF%u.%u: CMD failed: %u\n", vif->mac->macid,
 350		       vif->vifid, res_code);
 351		ret = -EFAULT;
 352		goto out;
 353	}
 354
 355	netif_carrier_off(vif->netdev);
 356
 357out:
 358	qtnf_bus_unlock(vif->mac->bus);
 359	return ret;
 360}
 361
 362int qtnf_cmd_send_register_mgmt(struct qtnf_vif *vif, u16 frame_type, bool reg)
 363{
 364	struct sk_buff *cmd_skb;
 365	struct qlink_cmd_mgmt_frame_register *cmd;
 366	u16 res_code = QLINK_CMD_RESULT_OK;
 367	int ret;
 368
 369	cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
 370					    QLINK_CMD_REGISTER_MGMT,
 371					    sizeof(*cmd));
 372	if (!cmd_skb)
 373		return -ENOMEM;
 374
 375	qtnf_bus_lock(vif->mac->bus);
 376
 377	cmd = (struct qlink_cmd_mgmt_frame_register *)cmd_skb->data;
 378	cmd->frame_type = cpu_to_le16(frame_type);
 379	cmd->do_register = reg;
 380
 381	ret = qtnf_cmd_send(vif->mac->bus, cmd_skb, &res_code);
 382
 383	if (unlikely(ret))
 384		goto out;
 385
 386	if (unlikely(res_code != QLINK_CMD_RESULT_OK)) {
 387		pr_err("VIF%u.%u: CMD failed: %u\n", vif->mac->macid,
 388		       vif->vifid, res_code);
 389		ret = -EFAULT;
 390		goto out;
 391	}
 392
 393out:
 394	qtnf_bus_unlock(vif->mac->bus);
 395	return ret;
 396}
 397
 398int qtnf_cmd_send_mgmt_frame(struct qtnf_vif *vif, u32 cookie, u16 flags,
 399			     u16 freq, const u8 *buf, size_t len)
 400{
 401	struct sk_buff *cmd_skb;
 402	struct qlink_cmd_mgmt_frame_tx *cmd;
 403	u16 res_code = QLINK_CMD_RESULT_OK;
 404	int ret;
 405
 406	if (sizeof(*cmd) + len > QTNF_MAX_CMD_BUF_SIZE) {
 407		pr_warn("VIF%u.%u: frame is too big: %zu\n", vif->mac->macid,
 408			vif->vifid, len);
 409		return -E2BIG;
 410	}
 411
 412	cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
 413					    QLINK_CMD_SEND_MGMT_FRAME,
 414					    sizeof(*cmd));
 415	if (!cmd_skb)
 416		return -ENOMEM;
 417
 418	qtnf_bus_lock(vif->mac->bus);
 419
 420	cmd = (struct qlink_cmd_mgmt_frame_tx *)cmd_skb->data;
 421	cmd->cookie = cpu_to_le32(cookie);
 422	cmd->freq = cpu_to_le16(freq);
 423	cmd->flags = cpu_to_le16(flags);
 424
 425	if (len && buf)
 426		qtnf_cmd_skb_put_buffer(cmd_skb, buf, len);
 427
 428	ret = qtnf_cmd_send(vif->mac->bus, cmd_skb, &res_code);
 429
 430	if (unlikely(ret))
 431		goto out;
 432
 433	if (unlikely(res_code != QLINK_CMD_RESULT_OK)) {
 434		pr_err("VIF%u.%u: CMD failed: %u\n", vif->mac->macid,
 435		       vif->vifid, res_code);
 436		ret = -EFAULT;
 437		goto out;
 438	}
 439
 440out:
 441	qtnf_bus_unlock(vif->mac->bus);
 442	return ret;
 443}
 444
 445int qtnf_cmd_send_mgmt_set_appie(struct qtnf_vif *vif, u8 frame_type,
 446				 const u8 *buf, size_t len)
 447{
 448	struct sk_buff *cmd_skb;
 449	u16 res_code = QLINK_CMD_RESULT_OK;
 450	int ret;
 451
 452	if (len > QTNF_MAX_CMD_BUF_SIZE) {
 453		pr_warn("VIF%u.%u: %u frame is too big: %zu\n", vif->mac->macid,
 454			vif->vifid, frame_type, len);
 455		return -E2BIG;
 456	}
 457
 458	cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
 459					    QLINK_CMD_MGMT_SET_APPIE,
 460					    sizeof(struct qlink_cmd));
 461	if (!cmd_skb)
 462		return -ENOMEM;
 463
 464	qtnf_cmd_tlv_ie_set_add(cmd_skb, frame_type, buf, len);
 465
 466	qtnf_bus_lock(vif->mac->bus);
 467
 468	ret = qtnf_cmd_send(vif->mac->bus, cmd_skb, &res_code);
 469
 470	if (unlikely(ret))
 471		goto out;
 472
 473	if (unlikely(res_code != QLINK_CMD_RESULT_OK)) {
 474		pr_err("VIF%u.%u frame %u: CMD failed: %u\n", vif->mac->macid,
 475		       vif->vifid, frame_type, res_code);
 476		ret = -EFAULT;
 477		goto out;
 478	}
 479
 480out:
 481	qtnf_bus_unlock(vif->mac->bus);
 482	return ret;
 483}
 484
 485static void
 486qtnf_sta_info_parse_rate(struct rate_info *rate_dst,
 487			 const struct qlink_sta_info_rate *rate_src)
 488{
 489	rate_dst->legacy = get_unaligned_le16(&rate_src->rate) * 10;
 490
 491	rate_dst->mcs = rate_src->mcs;
 492	rate_dst->nss = rate_src->nss;
 493	rate_dst->flags = 0;
 494
 495	switch (rate_src->bw) {
 496	case QLINK_CHAN_WIDTH_5:
 497		rate_dst->bw = RATE_INFO_BW_5;
 498		break;
 499	case QLINK_CHAN_WIDTH_10:
 500		rate_dst->bw = RATE_INFO_BW_10;
 501		break;
 502	case QLINK_CHAN_WIDTH_20:
 503	case QLINK_CHAN_WIDTH_20_NOHT:
 504		rate_dst->bw = RATE_INFO_BW_20;
 505		break;
 506	case QLINK_CHAN_WIDTH_40:
 507		rate_dst->bw = RATE_INFO_BW_40;
 508		break;
 509	case QLINK_CHAN_WIDTH_80:
 510		rate_dst->bw = RATE_INFO_BW_80;
 511		break;
 512	case QLINK_CHAN_WIDTH_160:
 513		rate_dst->bw = RATE_INFO_BW_160;
 514		break;
 515	default:
 516		rate_dst->bw = 0;
 517		break;
 518	}
 519
 520	if (rate_src->flags & QLINK_STA_INFO_RATE_FLAG_HT_MCS)
 521		rate_dst->flags |= RATE_INFO_FLAGS_MCS;
 522	else if (rate_src->flags & QLINK_STA_INFO_RATE_FLAG_VHT_MCS)
 523		rate_dst->flags |= RATE_INFO_FLAGS_VHT_MCS;
 524}
 525
 526static void
 527qtnf_sta_info_parse_flags(struct nl80211_sta_flag_update *dst,
 528			  const struct qlink_sta_info_state *src)
 529{
 530	u32 mask, value;
 531
 532	dst->mask = 0;
 533	dst->set = 0;
 534
 535	mask = le32_to_cpu(src->mask);
 536	value = le32_to_cpu(src->value);
 537
 538	if (mask & QLINK_STA_FLAG_AUTHORIZED) {
 539		dst->mask |= BIT(NL80211_STA_FLAG_AUTHORIZED);
 540		if (value & QLINK_STA_FLAG_AUTHORIZED)
 541			dst->set |= BIT(NL80211_STA_FLAG_AUTHORIZED);
 542	}
 543
 544	if (mask & QLINK_STA_FLAG_SHORT_PREAMBLE) {
 545		dst->mask |= BIT(NL80211_STA_FLAG_SHORT_PREAMBLE);
 546		if (value & QLINK_STA_FLAG_SHORT_PREAMBLE)
 547			dst->set |= BIT(NL80211_STA_FLAG_SHORT_PREAMBLE);
 548	}
 549
 550	if (mask & QLINK_STA_FLAG_WME) {
 551		dst->mask |= BIT(NL80211_STA_FLAG_WME);
 552		if (value & QLINK_STA_FLAG_WME)
 553			dst->set |= BIT(NL80211_STA_FLAG_WME);
 554	}
 555
 556	if (mask & QLINK_STA_FLAG_MFP) {
 557		dst->mask |= BIT(NL80211_STA_FLAG_MFP);
 558		if (value & QLINK_STA_FLAG_MFP)
 559			dst->set |= BIT(NL80211_STA_FLAG_MFP);
 560	}
 561
 562	if (mask & QLINK_STA_FLAG_AUTHENTICATED) {
 563		dst->mask |= BIT(NL80211_STA_FLAG_AUTHENTICATED);
 564		if (value & QLINK_STA_FLAG_AUTHENTICATED)
 565			dst->set |= BIT(NL80211_STA_FLAG_AUTHENTICATED);
 566	}
 567
 568	if (mask & QLINK_STA_FLAG_TDLS_PEER) {
 569		dst->mask |= BIT(NL80211_STA_FLAG_TDLS_PEER);
 570		if (value & QLINK_STA_FLAG_TDLS_PEER)
 571			dst->set |= BIT(NL80211_STA_FLAG_TDLS_PEER);
 572	}
 573
 574	if (mask & QLINK_STA_FLAG_ASSOCIATED) {
 575		dst->mask |= BIT(NL80211_STA_FLAG_ASSOCIATED);
 576		if (value & QLINK_STA_FLAG_ASSOCIATED)
 577			dst->set |= BIT(NL80211_STA_FLAG_ASSOCIATED);
 578	}
 579}
 580
 581static void
 582qtnf_cmd_sta_info_parse(struct station_info *sinfo,
 583			const struct qlink_tlv_hdr *tlv,
 584			size_t resp_size)
 585{
 586	const struct qlink_sta_stats *stats = NULL;
 587	const u8 *map = NULL;
 588	unsigned int map_len = 0;
 589	unsigned int stats_len = 0;
 590	u16 tlv_len;
 591
 592#define qtnf_sta_stat_avail(stat_name, bitn)	\
 593	(qtnf_utils_is_bit_set(map, bitn, map_len) && \
 594	 (offsetofend(struct qlink_sta_stats, stat_name) <= stats_len))
 595
 596	while (resp_size >= sizeof(*tlv)) {
 597		tlv_len = le16_to_cpu(tlv->len);
 598
 599		switch (le16_to_cpu(tlv->type)) {
 600		case QTN_TLV_ID_STA_STATS_MAP:
 601			map_len = tlv_len;
 602			map = tlv->val;
 603			break;
 604		case QTN_TLV_ID_STA_STATS:
 605			stats_len = tlv_len;
 606			stats = (const struct qlink_sta_stats *)tlv->val;
 607			break;
 608		default:
 609			break;
 610		}
 611
 612		resp_size -= tlv_len + sizeof(*tlv);
 613		tlv = (const struct qlink_tlv_hdr *)(tlv->val + tlv_len);
 614	}
 615
 616	if (!map || !stats)
 617		return;
 618
 619	if (qtnf_sta_stat_avail(inactive_time, QLINK_STA_INFO_INACTIVE_TIME)) {
 620		sinfo->filled |= BIT(NL80211_STA_INFO_INACTIVE_TIME);
 621		sinfo->inactive_time = le32_to_cpu(stats->inactive_time);
 622	}
 623
 624	if (qtnf_sta_stat_avail(connected_time,
 625				QLINK_STA_INFO_CONNECTED_TIME)) {
 626		sinfo->filled |= BIT(NL80211_STA_INFO_CONNECTED_TIME);
 627		sinfo->connected_time = le32_to_cpu(stats->connected_time);
 628	}
 629
 630	if (qtnf_sta_stat_avail(signal, QLINK_STA_INFO_SIGNAL)) {
 631		sinfo->filled |= BIT(NL80211_STA_INFO_SIGNAL);
 632		sinfo->signal = stats->signal - QLINK_RSSI_OFFSET;
 633	}
 634
 635	if (qtnf_sta_stat_avail(signal_avg, QLINK_STA_INFO_SIGNAL_AVG)) {
 636		sinfo->filled |= BIT(NL80211_STA_INFO_SIGNAL_AVG);
 637		sinfo->signal_avg = stats->signal_avg - QLINK_RSSI_OFFSET;
 638	}
 639
 640	if (qtnf_sta_stat_avail(rxrate, QLINK_STA_INFO_RX_BITRATE)) {
 641		sinfo->filled |= BIT(NL80211_STA_INFO_RX_BITRATE);
 642		qtnf_sta_info_parse_rate(&sinfo->rxrate, &stats->rxrate);
 643	}
 644
 645	if (qtnf_sta_stat_avail(txrate, QLINK_STA_INFO_TX_BITRATE)) {
 646		sinfo->filled |= BIT(NL80211_STA_INFO_TX_BITRATE);
 647		qtnf_sta_info_parse_rate(&sinfo->txrate, &stats->txrate);
 648	}
 649
 650	if (qtnf_sta_stat_avail(sta_flags, QLINK_STA_INFO_STA_FLAGS)) {
 651		sinfo->filled |= BIT(NL80211_STA_INFO_STA_FLAGS);
 652		qtnf_sta_info_parse_flags(&sinfo->sta_flags, &stats->sta_flags);
 653	}
 654
 655	if (qtnf_sta_stat_avail(rx_bytes, QLINK_STA_INFO_RX_BYTES)) {
 656		sinfo->filled |= BIT(NL80211_STA_INFO_RX_BYTES);
 657		sinfo->rx_bytes = le64_to_cpu(stats->rx_bytes);
 658	}
 659
 660	if (qtnf_sta_stat_avail(tx_bytes, QLINK_STA_INFO_TX_BYTES)) {
 661		sinfo->filled |= BIT(NL80211_STA_INFO_TX_BYTES);
 662		sinfo->tx_bytes = le64_to_cpu(stats->tx_bytes);
 663	}
 664
 665	if (qtnf_sta_stat_avail(rx_bytes, QLINK_STA_INFO_RX_BYTES64)) {
 666		sinfo->filled |= BIT(NL80211_STA_INFO_RX_BYTES64);
 667		sinfo->rx_bytes = le64_to_cpu(stats->rx_bytes);
 668	}
 669
 670	if (qtnf_sta_stat_avail(tx_bytes, QLINK_STA_INFO_TX_BYTES64)) {
 671		sinfo->filled |= BIT(NL80211_STA_INFO_TX_BYTES64);
 672		sinfo->tx_bytes = le64_to_cpu(stats->tx_bytes);
 673	}
 674
 675	if (qtnf_sta_stat_avail(rx_packets, QLINK_STA_INFO_RX_PACKETS)) {
 676		sinfo->filled |= BIT(NL80211_STA_INFO_RX_PACKETS);
 677		sinfo->rx_packets = le32_to_cpu(stats->rx_packets);
 678	}
 679
 680	if (qtnf_sta_stat_avail(tx_packets, QLINK_STA_INFO_TX_PACKETS)) {
 681		sinfo->filled |= BIT(NL80211_STA_INFO_TX_PACKETS);
 682		sinfo->tx_packets = le32_to_cpu(stats->tx_packets);
 683	}
 684
 685	if (qtnf_sta_stat_avail(rx_beacon, QLINK_STA_INFO_BEACON_RX)) {
 686		sinfo->filled |= BIT(NL80211_STA_INFO_BEACON_RX);
 687		sinfo->rx_beacon = le64_to_cpu(stats->rx_beacon);
 688	}
 689
 690	if (qtnf_sta_stat_avail(rx_dropped_misc, QLINK_STA_INFO_RX_DROP_MISC)) {
 691		sinfo->filled |= BIT(NL80211_STA_INFO_RX_DROP_MISC);
 692		sinfo->rx_dropped_misc = le32_to_cpu(stats->rx_dropped_misc);
 693	}
 694
 695	if (qtnf_sta_stat_avail(tx_failed, QLINK_STA_INFO_TX_FAILED)) {
 696		sinfo->filled |= BIT(NL80211_STA_INFO_TX_FAILED);
 697		sinfo->tx_failed = le32_to_cpu(stats->tx_failed);
 698	}
 699
 700#undef qtnf_sta_stat_avail
 701}
 702
 703int qtnf_cmd_get_sta_info(struct qtnf_vif *vif, const u8 *sta_mac,
 704			  struct station_info *sinfo)
 705{
 706	struct sk_buff *cmd_skb, *resp_skb = NULL;
 707	struct qlink_cmd_get_sta_info *cmd;
 708	const struct qlink_resp_get_sta_info *resp;
 709	size_t var_resp_len;
 710	u16 res_code = QLINK_CMD_RESULT_OK;
 711	int ret = 0;
 712
 713	cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
 714					    QLINK_CMD_GET_STA_INFO,
 715					    sizeof(*cmd));
 716	if (!cmd_skb)
 717		return -ENOMEM;
 718
 719	qtnf_bus_lock(vif->mac->bus);
 720
 721	cmd = (struct qlink_cmd_get_sta_info *)cmd_skb->data;
 722	ether_addr_copy(cmd->sta_addr, sta_mac);
 723
 724	ret = qtnf_cmd_send_with_reply(vif->mac->bus, cmd_skb, &resp_skb,
 725				       &res_code, sizeof(*resp),
 726				       &var_resp_len);
 727
 728	if (unlikely(ret))
 729		goto out;
 730
 731	if (unlikely(res_code != QLINK_CMD_RESULT_OK)) {
 732		switch (res_code) {
 733		case QLINK_CMD_RESULT_ENOTFOUND:
 734			pr_warn("VIF%u.%u: %pM STA not found\n",
 735				vif->mac->macid, vif->vifid, sta_mac);
 736			ret = -ENOENT;
 737			break;
 738		default:
 739			pr_err("VIF%u.%u: can't get info for %pM: %u\n",
 740			       vif->mac->macid, vif->vifid, sta_mac, res_code);
 741			ret = -EFAULT;
 742			break;
 743		}
 744		goto out;
 745	}
 746
 747	resp = (const struct qlink_resp_get_sta_info *)resp_skb->data;
 748
 749	if (unlikely(!ether_addr_equal(sta_mac, resp->sta_addr))) {
 750		pr_err("VIF%u.%u: wrong mac in reply: %pM != %pM\n",
 751		       vif->mac->macid, vif->vifid, resp->sta_addr, sta_mac);
 752		ret = -EINVAL;
 753		goto out;
 754	}
 755
 756	qtnf_cmd_sta_info_parse(sinfo,
 757				(const struct qlink_tlv_hdr *)resp->info,
 758				var_resp_len);
 759
 760out:
 761	qtnf_bus_unlock(vif->mac->bus);
 762	consume_skb(resp_skb);
 763
 764	return ret;
 765}
 766
 767static int qtnf_cmd_send_add_change_intf(struct qtnf_vif *vif,
 768					 enum nl80211_iftype iftype,
 769					 u8 *mac_addr,
 770					 enum qlink_cmd_type cmd_type)
 771{
 772	struct sk_buff *cmd_skb, *resp_skb = NULL;
 773	struct qlink_cmd_manage_intf *cmd;
 774	const struct qlink_resp_manage_intf *resp;
 775	u16 res_code = QLINK_CMD_RESULT_OK;
 776	int ret = 0;
 777
 778	cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
 779					    cmd_type,
 780					    sizeof(*cmd));
 781	if (!cmd_skb)
 782		return -ENOMEM;
 783
 784	qtnf_bus_lock(vif->mac->bus);
 785
 786	cmd = (struct qlink_cmd_manage_intf *)cmd_skb->data;
 787
 788	switch (iftype) {
 789	case NL80211_IFTYPE_AP:
 790		cmd->intf_info.if_type = cpu_to_le16(QLINK_IFTYPE_AP);
 791		break;
 792	case NL80211_IFTYPE_STATION:
 793		cmd->intf_info.if_type = cpu_to_le16(QLINK_IFTYPE_STATION);
 794		break;
 795	default:
 796		pr_err("VIF%u.%u: unsupported type %d\n", vif->mac->macid,
 797		       vif->vifid, iftype);
 798		ret = -EINVAL;
 799		goto out;
 800	}
 801
 802	if (mac_addr)
 803		ether_addr_copy(cmd->intf_info.mac_addr, mac_addr);
 804	else
 805		eth_zero_addr(cmd->intf_info.mac_addr);
 806
 807	ret = qtnf_cmd_send_with_reply(vif->mac->bus, cmd_skb, &resp_skb,
 808				       &res_code, sizeof(*resp), NULL);
 809
 810	if (unlikely(ret))
 811		goto out;
 812
 813	if (unlikely(res_code != QLINK_CMD_RESULT_OK)) {
 814		pr_err("VIF%u.%u: CMD %d failed: %u\n", vif->mac->macid,
 815		       vif->vifid, cmd_type, res_code);
 816		ret = -EFAULT;
 817		goto out;
 818	}
 819
 820	resp = (const struct qlink_resp_manage_intf *)resp_skb->data;
 821	ether_addr_copy(vif->mac_addr, resp->intf_info.mac_addr);
 822
 823out:
 824	qtnf_bus_unlock(vif->mac->bus);
 825	consume_skb(resp_skb);
 826
 827	return ret;
 828}
 829
 830int qtnf_cmd_send_add_intf(struct qtnf_vif *vif,
 831			   enum nl80211_iftype iftype, u8 *mac_addr)
 832{
 833	return qtnf_cmd_send_add_change_intf(vif, iftype, mac_addr,
 834			QLINK_CMD_ADD_INTF);
 835}
 836
 837int qtnf_cmd_send_change_intf_type(struct qtnf_vif *vif,
 838				   enum nl80211_iftype iftype, u8 *mac_addr)
 839{
 840	return qtnf_cmd_send_add_change_intf(vif, iftype, mac_addr,
 841					     QLINK_CMD_CHANGE_INTF);
 842}
 843
 844int qtnf_cmd_send_del_intf(struct qtnf_vif *vif)
 845{
 846	struct sk_buff *cmd_skb;
 847	struct qlink_cmd_manage_intf *cmd;
 848	u16 res_code = QLINK_CMD_RESULT_OK;
 849	int ret = 0;
 850
 851	cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
 852					    QLINK_CMD_DEL_INTF,
 853					    sizeof(*cmd));
 854	if (!cmd_skb)
 855		return -ENOMEM;
 856
 857	qtnf_bus_lock(vif->mac->bus);
 858
 859	cmd = (struct qlink_cmd_manage_intf *)cmd_skb->data;
 860
 861	switch (vif->wdev.iftype) {
 862	case NL80211_IFTYPE_AP:
 863		cmd->intf_info.if_type = cpu_to_le16(QLINK_IFTYPE_AP);
 864		break;
 865	case NL80211_IFTYPE_STATION:
 866		cmd->intf_info.if_type = cpu_to_le16(QLINK_IFTYPE_STATION);
 867		break;
 868	default:
 869		pr_warn("VIF%u.%u: unsupported iftype %d\n", vif->mac->macid,
 870			vif->vifid, vif->wdev.iftype);
 871		ret = -EINVAL;
 872		goto out;
 873	}
 874
 875	eth_zero_addr(cmd->intf_info.mac_addr);
 876
 877	ret = qtnf_cmd_send(vif->mac->bus, cmd_skb, &res_code);
 878
 879	if (unlikely(ret))
 880		goto out;
 881
 882	if (unlikely(res_code != QLINK_CMD_RESULT_OK)) {
 883		pr_err("VIF%u.%u: CMD failed: %u\n", vif->mac->macid,
 884		       vif->vifid, res_code);
 885		ret = -EFAULT;
 886		goto out;
 887	}
 888
 889out:
 890	qtnf_bus_unlock(vif->mac->bus);
 891	return ret;
 892}
 893
 894static u32 qtnf_cmd_resp_reg_rule_flags_parse(u32 qflags)
 895{
 896	u32 flags = 0;
 897
 898	if (qflags & QLINK_RRF_NO_OFDM)
 899		flags |= NL80211_RRF_NO_OFDM;
 900
 901	if (qflags & QLINK_RRF_NO_CCK)
 902		flags |= NL80211_RRF_NO_CCK;
 903
 904	if (qflags & QLINK_RRF_NO_INDOOR)
 905		flags |= NL80211_RRF_NO_INDOOR;
 906
 907	if (qflags & QLINK_RRF_NO_OUTDOOR)
 908		flags |= NL80211_RRF_NO_OUTDOOR;
 909
 910	if (qflags & QLINK_RRF_DFS)
 911		flags |= NL80211_RRF_DFS;
 912
 913	if (qflags & QLINK_RRF_PTP_ONLY)
 914		flags |= NL80211_RRF_PTP_ONLY;
 915
 916	if (qflags & QLINK_RRF_PTMP_ONLY)
 917		flags |= NL80211_RRF_PTMP_ONLY;
 918
 919	if (qflags & QLINK_RRF_NO_IR)
 920		flags |= NL80211_RRF_NO_IR;
 921
 922	if (qflags & QLINK_RRF_AUTO_BW)
 923		flags |= NL80211_RRF_AUTO_BW;
 924
 925	if (qflags & QLINK_RRF_IR_CONCURRENT)
 926		flags |= NL80211_RRF_IR_CONCURRENT;
 927
 928	if (qflags & QLINK_RRF_NO_HT40MINUS)
 929		flags |= NL80211_RRF_NO_HT40MINUS;
 930
 931	if (qflags & QLINK_RRF_NO_HT40PLUS)
 932		flags |= NL80211_RRF_NO_HT40PLUS;
 933
 934	if (qflags & QLINK_RRF_NO_80MHZ)
 935		flags |= NL80211_RRF_NO_80MHZ;
 936
 937	if (qflags & QLINK_RRF_NO_160MHZ)
 938		flags |= NL80211_RRF_NO_160MHZ;
 939
 940	return flags;
 941}
 942
 943static int
 944qtnf_cmd_resp_proc_hw_info(struct qtnf_bus *bus,
 945			   const struct qlink_resp_get_hw_info *resp,
 946			   size_t info_len)
 947{
 948	struct qtnf_hw_info *hwinfo = &bus->hw_info;
 949	const struct qlink_tlv_hdr *tlv;
 950	const struct qlink_tlv_reg_rule *tlv_rule;
 951	const char *bld_name = NULL;
 952	const char *bld_rev = NULL;
 953	const char *bld_type = NULL;
 954	const char *bld_label = NULL;
 955	u32 bld_tmstamp = 0;
 956	u32 plat_id = 0;
 957	const char *hw_id = NULL;
 958	const char *calibration_ver = NULL;
 959	const char *uboot_ver = NULL;
 960	u32 hw_ver = 0;
 961	struct ieee80211_reg_rule *rule;
 962	u16 tlv_type;
 963	u16 tlv_value_len;
 964	unsigned int rule_idx = 0;
 965
 966	if (WARN_ON(resp->n_reg_rules > NL80211_MAX_SUPP_REG_RULES))
 967		return -E2BIG;
 968
 969	hwinfo->rd = kzalloc(sizeof(*hwinfo->rd)
 970			     + sizeof(struct ieee80211_reg_rule)
 971			     * resp->n_reg_rules, GFP_KERNEL);
 972
 973	if (!hwinfo->rd)
 974		return -ENOMEM;
 975
 976	hwinfo->num_mac = resp->num_mac;
 977	hwinfo->mac_bitmap = resp->mac_bitmap;
 978	hwinfo->fw_ver = le32_to_cpu(resp->fw_ver);
 979	hwinfo->ql_proto_ver = le16_to_cpu(resp->ql_proto_ver);
 980	hwinfo->total_tx_chain = resp->total_tx_chain;
 981	hwinfo->total_rx_chain = resp->total_rx_chain;
 982	hwinfo->hw_capab = le32_to_cpu(resp->hw_capab);
 983	hwinfo->rd->n_reg_rules = resp->n_reg_rules;
 984	hwinfo->rd->alpha2[0] = resp->alpha2[0];
 985	hwinfo->rd->alpha2[1] = resp->alpha2[1];
 986
 987	bld_tmstamp = le32_to_cpu(resp->bld_tmstamp);
 988	plat_id = le32_to_cpu(resp->plat_id);
 989	hw_ver = le32_to_cpu(resp->hw_ver);
 990
 991	switch (resp->dfs_region) {
 992	case QLINK_DFS_FCC:
 993		hwinfo->rd->dfs_region = NL80211_DFS_FCC;
 994		break;
 995	case QLINK_DFS_ETSI:
 996		hwinfo->rd->dfs_region = NL80211_DFS_ETSI;
 997		break;
 998	case QLINK_DFS_JP:
 999		hwinfo->rd->dfs_region = NL80211_DFS_JP;
1000		break;
1001	case QLINK_DFS_UNSET:
1002	default:
1003		hwinfo->rd->dfs_region = NL80211_DFS_UNSET;
1004		break;
1005	}
1006
1007	tlv = (const struct qlink_tlv_hdr *)resp->info;
1008
1009	while (info_len >= sizeof(*tlv)) {
1010		tlv_type = le16_to_cpu(tlv->type);
1011		tlv_value_len = le16_to_cpu(tlv->len);
1012
1013		if (tlv_value_len + sizeof(*tlv) > info_len) {
1014			pr_warn("malformed TLV 0x%.2X; LEN: %u\n",
1015				tlv_type, tlv_value_len);
1016			return -EINVAL;
1017		}
1018
1019		switch (tlv_type) {
1020		case QTN_TLV_ID_REG_RULE:
1021			if (rule_idx >= resp->n_reg_rules) {
1022				pr_warn("unexpected number of rules: %u\n",
1023					resp->n_reg_rules);
1024				return -EINVAL;
1025			}
1026
1027			if (tlv_value_len != sizeof(*tlv_rule) - sizeof(*tlv)) {
1028				pr_warn("malformed TLV 0x%.2X; LEN: %u\n",
1029					tlv_type, tlv_value_len);
1030				return -EINVAL;
1031			}
1032
1033			tlv_rule = (const struct qlink_tlv_reg_rule *)tlv;
1034			rule = &hwinfo->rd->reg_rules[rule_idx++];
1035
1036			rule->freq_range.start_freq_khz =
1037				le32_to_cpu(tlv_rule->start_freq_khz);
1038			rule->freq_range.end_freq_khz =
1039				le32_to_cpu(tlv_rule->end_freq_khz);
1040			rule->freq_range.max_bandwidth_khz =
1041				le32_to_cpu(tlv_rule->max_bandwidth_khz);
1042			rule->power_rule.max_antenna_gain =
1043				le32_to_cpu(tlv_rule->max_antenna_gain);
1044			rule->power_rule.max_eirp =
1045				le32_to_cpu(tlv_rule->max_eirp);
1046			rule->dfs_cac_ms =
1047				le32_to_cpu(tlv_rule->dfs_cac_ms);
1048			rule->flags = qtnf_cmd_resp_reg_rule_flags_parse(
1049					le32_to_cpu(tlv_rule->flags));
1050			break;
1051		case QTN_TLV_ID_BUILD_NAME:
1052			bld_name = (const void *)tlv->val;
1053			break;
1054		case QTN_TLV_ID_BUILD_REV:
1055			bld_rev = (const void *)tlv->val;
1056			break;
1057		case QTN_TLV_ID_BUILD_TYPE:
1058			bld_type = (const void *)tlv->val;
1059			break;
1060		case QTN_TLV_ID_BUILD_LABEL:
1061			bld_label = (const void *)tlv->val;
1062			break;
1063		case QTN_TLV_ID_HW_ID:
1064			hw_id = (const void *)tlv->val;
1065			break;
1066		case QTN_TLV_ID_CALIBRATION_VER:
1067			calibration_ver = (const void *)tlv->val;
1068			break;
1069		case QTN_TLV_ID_UBOOT_VER:
1070			uboot_ver = (const void *)tlv->val;
1071			break;
1072		default:
1073			break;
1074		}
1075
1076		info_len -= tlv_value_len + sizeof(*tlv);
1077		tlv = (struct qlink_tlv_hdr *)(tlv->val + tlv_value_len);
1078	}
1079
1080	if (rule_idx != resp->n_reg_rules) {
1081		pr_warn("unexpected number of rules: expected %u got %u\n",
1082			resp->n_reg_rules, rule_idx);
1083		kfree(hwinfo->rd);
1084		hwinfo->rd = NULL;
1085		return -EINVAL;
1086	}
1087
1088	pr_info("fw_version=%d, MACs map %#x, alpha2=\"%c%c\", chains Tx=%u Rx=%u, capab=0x%x\n",
1089		hwinfo->fw_ver, hwinfo->mac_bitmap,
1090		hwinfo->rd->alpha2[0], hwinfo->rd->alpha2[1],
1091		hwinfo->total_tx_chain, hwinfo->total_rx_chain,
1092		hwinfo->hw_capab);
1093
1094	pr_info("\nBuild name:            %s"  \
1095		"\nBuild revision:        %s"  \
1096		"\nBuild type:            %s"  \
1097		"\nBuild label:           %s"  \
1098		"\nBuild timestamp:       %lu" \
1099		"\nPlatform ID:           %lu" \
1100		"\nHardware ID:           %s"  \
1101		"\nCalibration version:   %s"  \
1102		"\nU-Boot version:        %s"  \
1103		"\nHardware version:      0x%08x",
1104		bld_name, bld_rev, bld_type, bld_label,
1105		(unsigned long)bld_tmstamp,
1106		(unsigned long)plat_id,
1107		hw_id, calibration_ver, uboot_ver, hw_ver);
1108
1109	strlcpy(hwinfo->fw_version, bld_label, sizeof(hwinfo->fw_version));
1110	hwinfo->hw_version = hw_ver;
1111
1112	return 0;
1113}
1114
1115static int qtnf_parse_variable_mac_info(struct qtnf_wmac *mac,
1116					const u8 *tlv_buf, size_t tlv_buf_size)
1117{
1118	struct ieee80211_iface_combination *comb = NULL;
1119	size_t n_comb = 0;
1120	struct ieee80211_iface_limit *limits;
1121	const struct qlink_iface_comb_num *comb_num;
1122	const struct qlink_iface_limit_record *rec;
1123	const struct qlink_iface_limit *lim;
1124	u16 rec_len;
1125	u16 tlv_type;
1126	u16 tlv_value_len;
1127	size_t tlv_full_len;
1128	const struct qlink_tlv_hdr *tlv;
1129	u8 *ext_capa = NULL;
1130	u8 *ext_capa_mask = NULL;
1131	u8 ext_capa_len = 0;
1132	u8 ext_capa_mask_len = 0;
1133	int i = 0;
1134
1135	tlv = (const struct qlink_tlv_hdr *)tlv_buf;
1136	while (tlv_buf_size >= sizeof(struct qlink_tlv_hdr)) {
1137		tlv_type = le16_to_cpu(tlv->type);
1138		tlv_value_len = le16_to_cpu(tlv->len);
1139		tlv_full_len = tlv_value_len + sizeof(struct qlink_tlv_hdr);
1140		if (tlv_full_len > tlv_buf_size) {
1141			pr_warn("MAC%u: malformed TLV 0x%.2X; LEN: %u\n",
1142				mac->macid, tlv_type, tlv_value_len);
1143			return -EINVAL;
1144		}
1145
1146		switch (tlv_type) {
1147		case QTN_TLV_ID_NUM_IFACE_COMB:
1148			if (tlv_value_len != sizeof(*comb_num))
1149				return -EINVAL;
1150
1151			comb_num = (void *)tlv->val;
1152
1153			/* free earlier iface comb memory */
1154			qtnf_mac_iface_comb_free(mac);
1155
1156			mac->macinfo.n_if_comb =
1157				le32_to_cpu(comb_num->iface_comb_num);
1158
1159			mac->macinfo.if_comb =
1160				kcalloc(mac->macinfo.n_if_comb,
1161					sizeof(*mac->macinfo.if_comb),
1162					GFP_KERNEL);
1163
1164			if (!mac->macinfo.if_comb)
1165				return -ENOMEM;
1166
1167			comb = mac->macinfo.if_comb;
1168
1169			pr_debug("MAC%u: %zu iface combinations\n",
1170				 mac->macid, mac->macinfo.n_if_comb);
1171
1172			break;
1173		case QTN_TLV_ID_IFACE_LIMIT:
1174			if (unlikely(!comb)) {
1175				pr_warn("MAC%u: no combinations advertised\n",
1176					mac->macid);
1177				return -EINVAL;
1178			}
1179
1180			if (n_comb >= mac->macinfo.n_if_comb) {
1181				pr_warn("MAC%u: combinations count exceeded\n",
1182					mac->macid);
1183				n_comb++;
1184				break;
1185			}
1186
1187			rec = (void *)tlv->val;
1188			rec_len = sizeof(*rec) + rec->n_limits * sizeof(*lim);
1189
1190			if (unlikely(tlv_value_len != rec_len)) {
1191				pr_warn("MAC%u: record %zu size mismatch\n",
1192					mac->macid, n_comb);
1193				return -EINVAL;
1194			}
1195
1196			limits = kzalloc(sizeof(*limits) * rec->n_limits,
1197					 GFP_KERNEL);
1198			if (!limits)
1199				return -ENOMEM;
1200
1201			comb[n_comb].num_different_channels =
1202				rec->num_different_channels;
1203			comb[n_comb].max_interfaces =
1204				le16_to_cpu(rec->max_interfaces);
1205			comb[n_comb].n_limits = rec->n_limits;
1206			comb[n_comb].limits = limits;
1207
1208			for (i = 0; i < rec->n_limits; i++) {
1209				lim = &rec->limits[i];
1210				limits[i].max = le16_to_cpu(lim->max_num);
1211				limits[i].types =
1212					qlink_iface_type_to_nl_mask(le16_to_cpu(lim->type));
1213				pr_debug("MAC%u: comb[%zu]: MAX:%u TYPES:%.4X\n",
1214					 mac->macid, n_comb,
1215					 limits[i].max, limits[i].types);
1216			}
1217
1218			n_comb++;
1219			break;
1220		case WLAN_EID_EXT_CAPABILITY:
1221			if (unlikely(tlv_value_len > U8_MAX))
1222				return -EINVAL;
1223			ext_capa = (u8 *)tlv->val;
1224			ext_capa_len = tlv_value_len;
1225			break;
1226		case QTN_TLV_ID_EXT_CAPABILITY_MASK:
1227			if (unlikely(tlv_value_len > U8_MAX))
1228				return -EINVAL;
1229			ext_capa_mask = (u8 *)tlv->val;
1230			ext_capa_mask_len = tlv_value_len;
1231			break;
1232		default:
1233			break;
1234		}
1235
1236		tlv_buf_size -= tlv_full_len;
1237		tlv = (struct qlink_tlv_hdr *)(tlv->val + tlv_value_len);
1238	}
1239
1240	if (tlv_buf_size) {
1241		pr_warn("MAC%u: malformed TLV buf; bytes left: %zu\n",
1242			mac->macid, tlv_buf_size);
1243		return -EINVAL;
1244	}
1245
1246	if (mac->macinfo.n_if_comb != n_comb) {
1247		pr_err("MAC%u: combination mismatch: reported=%zu parsed=%zu\n",
1248		       mac->macid, mac->macinfo.n_if_comb, n_comb);
1249		return -EINVAL;
1250	}
1251
1252	if (ext_capa_len != ext_capa_mask_len) {
1253		pr_err("MAC%u: ext_capa/_mask lengths mismatch: %u != %u\n",
1254		       mac->macid, ext_capa_len, ext_capa_mask_len);
1255		return -EINVAL;
1256	}
1257
1258	if (ext_capa_len > 0) {
1259		ext_capa = kmemdup(ext_capa, ext_capa_len, GFP_KERNEL);
1260		if (!ext_capa)
1261			return -ENOMEM;
1262
1263		ext_capa_mask =
1264			kmemdup(ext_capa_mask, ext_capa_mask_len, GFP_KERNEL);
1265		if (!ext_capa_mask) {
1266			kfree(ext_capa);
1267			return -ENOMEM;
1268		}
1269	} else {
1270		ext_capa = NULL;
1271		ext_capa_mask = NULL;
1272	}
1273
1274	kfree(mac->macinfo.extended_capabilities);
1275	kfree(mac->macinfo.extended_capabilities_mask);
1276	mac->macinfo.extended_capabilities = ext_capa;
1277	mac->macinfo.extended_capabilities_mask = ext_capa_mask;
1278	mac->macinfo.extended_capabilities_len = ext_capa_len;
1279
1280	return 0;
1281}
1282
1283static void
1284qtnf_cmd_resp_proc_mac_info(struct qtnf_wmac *mac,
1285			    const struct qlink_resp_get_mac_info *resp_info)
1286{
1287	struct qtnf_mac_info *mac_info;
1288	struct qtnf_vif *vif;
1289
1290	mac_info = &mac->macinfo;
1291
1292	mac_info->bands_cap = resp_info->bands_cap;
1293	memcpy(&mac_info->dev_mac, &resp_info->dev_mac,
1294	       sizeof(mac_info->dev_mac));
1295
1296	ether_addr_copy(mac->macaddr, mac_info->dev_mac);
1297
1298	vif = qtnf_mac_get_base_vif(mac);
1299	if (vif)
1300		ether_addr_copy(vif->mac_addr, mac->macaddr);
1301	else
1302		pr_err("could not get valid base vif\n");
1303
1304	mac_info->num_tx_chain = resp_info->num_tx_chain;
1305	mac_info->num_rx_chain = resp_info->num_rx_chain;
1306
1307	mac_info->max_ap_assoc_sta = le16_to_cpu(resp_info->max_ap_assoc_sta);
1308	mac_info->radar_detect_widths =
1309			qlink_chan_width_mask_to_nl(le16_to_cpu(
1310					resp_info->radar_detect_widths));
1311	mac_info->max_acl_mac_addrs = le32_to_cpu(resp_info->max_acl_mac_addrs);
1312
1313	memcpy(&mac_info->ht_cap_mod_mask, &resp_info->ht_cap_mod_mask,
1314	       sizeof(mac_info->ht_cap_mod_mask));
1315	memcpy(&mac_info->vht_cap_mod_mask, &resp_info->vht_cap_mod_mask,
1316	       sizeof(mac_info->vht_cap_mod_mask));
1317}
1318
1319static void qtnf_cmd_resp_band_fill_htcap(const u8 *info,
1320					  struct ieee80211_sta_ht_cap *bcap)
1321{
1322	const struct ieee80211_ht_cap *ht_cap =
1323		(const struct ieee80211_ht_cap *)info;
1324
1325	bcap->ht_supported = true;
1326	bcap->cap = le16_to_cpu(ht_cap->cap_info);
1327	bcap->ampdu_factor =
1328		ht_cap->ampdu_params_info & IEEE80211_HT_AMPDU_PARM_FACTOR;
1329	bcap->ampdu_density =
1330		(ht_cap->ampdu_params_info & IEEE80211_HT_AMPDU_PARM_DENSITY) >>
1331		IEEE80211_HT_AMPDU_PARM_DENSITY_SHIFT;
1332	memcpy(&bcap->mcs, &ht_cap->mcs, sizeof(bcap->mcs));
1333}
1334
1335static void qtnf_cmd_resp_band_fill_vhtcap(const u8 *info,
1336					   struct ieee80211_sta_vht_cap *bcap)
1337{
1338	const struct ieee80211_vht_cap *vht_cap =
1339		(const struct ieee80211_vht_cap *)info;
1340
1341	bcap->vht_supported = true;
1342	bcap->cap = le32_to_cpu(vht_cap->vht_cap_info);
1343	memcpy(&bcap->vht_mcs, &vht_cap->supp_mcs, sizeof(bcap->vht_mcs));
1344}
1345
1346static int
1347qtnf_cmd_resp_fill_band_info(struct ieee80211_supported_band *band,
1348			     struct qlink_resp_band_info_get *resp,
1349			     size_t payload_len)
1350{
1351	u16 tlv_type;
1352	size_t tlv_len;
1353	size_t tlv_dlen;
1354	const struct qlink_tlv_hdr *tlv;
1355	const struct qlink_channel *qchan;
1356	struct ieee80211_channel *chan;
1357	unsigned int chidx = 0;
1358	u32 qflags;
1359
1360	memset(&band->ht_cap, 0, sizeof(band->ht_cap));
1361	memset(&band->vht_cap, 0, sizeof(band->vht_cap));
1362
1363	if (band->channels) {
1364		if (band->n_channels == resp->num_chans) {
1365			memset(band->channels, 0,
1366			       sizeof(*band->channels) * band->n_channels);
1367		} else {
1368			kfree(band->channels);
1369			band->n_channels = 0;
1370			band->channels = NULL;
1371		}
1372	}
1373
1374	band->n_channels = resp->num_chans;
1375	if (band->n_channels == 0)
1376		return 0;
1377
1378	if (!band->channels)
1379		band->channels = kcalloc(band->n_channels, sizeof(*chan),
1380					 GFP_KERNEL);
1381	if (!band->channels) {
1382		band->n_channels = 0;
1383		return -ENOMEM;
1384	}
1385
1386	tlv = (struct qlink_tlv_hdr *)resp->info;
1387
1388	while (payload_len >= sizeof(*tlv)) {
1389		tlv_type = le16_to_cpu(tlv->type);
1390		tlv_dlen = le16_to_cpu(tlv->len);
1391		tlv_len = tlv_dlen + sizeof(*tlv);
1392
1393		if (tlv_len > payload_len) {
1394			pr_warn("malformed TLV 0x%.2X; LEN: %zu\n",
1395				tlv_type, tlv_len);
1396			goto error_ret;
1397		}
1398
1399		switch (tlv_type) {
1400		case QTN_TLV_ID_CHANNEL:
1401			if (unlikely(tlv_dlen != sizeof(*qchan))) {
1402				pr_err("invalid channel TLV len %zu\n",
1403				       tlv_len);
1404				goto error_ret;
1405			}
1406
1407			if (chidx == band->n_channels) {
1408				pr_err("too many channel TLVs\n");
1409				goto error_ret;
1410			}
1411
1412			qchan = (const struct qlink_channel *)tlv->val;
1413			chan = &band->channels[chidx++];
1414			qflags = le32_to_cpu(qchan->flags);
1415
1416			chan->hw_value = le16_to_cpu(qchan->hw_value);
1417			chan->band = band->band;
1418			chan->center_freq = le16_to_cpu(qchan->center_freq);
1419			chan->max_antenna_gain = (int)qchan->max_antenna_gain;
1420			chan->max_power = (int)qchan->max_power;
1421			chan->max_reg_power = (int)qchan->max_reg_power;
1422			chan->beacon_found = qchan->beacon_found;
1423			chan->dfs_cac_ms = le32_to_cpu(qchan->dfs_cac_ms);
1424			chan->flags = 0;
1425
1426			if (qflags & QLINK_CHAN_DISABLED)
1427				chan->flags |= IEEE80211_CHAN_DISABLED;
1428
1429			if (qflags & QLINK_CHAN_NO_IR)
1430				chan->flags |= IEEE80211_CHAN_NO_IR;
1431
1432			if (qflags & QLINK_CHAN_NO_HT40PLUS)
1433				chan->flags |= IEEE80211_CHAN_NO_HT40PLUS;
1434
1435			if (qflags & QLINK_CHAN_NO_HT40MINUS)
1436				chan->flags |= IEEE80211_CHAN_NO_HT40MINUS;
1437
1438			if (qflags & QLINK_CHAN_NO_OFDM)
1439				chan->flags |= IEEE80211_CHAN_NO_OFDM;
1440
1441			if (qflags & QLINK_CHAN_NO_80MHZ)
1442				chan->flags |= IEEE80211_CHAN_NO_80MHZ;
1443
1444			if (qflags & QLINK_CHAN_NO_160MHZ)
1445				chan->flags |= IEEE80211_CHAN_NO_160MHZ;
1446
1447			if (qflags & QLINK_CHAN_INDOOR_ONLY)
1448				chan->flags |= IEEE80211_CHAN_INDOOR_ONLY;
1449
1450			if (qflags & QLINK_CHAN_IR_CONCURRENT)
1451				chan->flags |= IEEE80211_CHAN_IR_CONCURRENT;
1452
1453			if (qflags & QLINK_CHAN_NO_20MHZ)
1454				chan->flags |= IEEE80211_CHAN_NO_20MHZ;
1455
1456			if (qflags & QLINK_CHAN_NO_10MHZ)
1457				chan->flags |= IEEE80211_CHAN_NO_10MHZ;
1458
1459			if (qflags & QLINK_CHAN_RADAR) {
1460				chan->flags |= IEEE80211_CHAN_RADAR;
1461				chan->dfs_state_entered = jiffies;
1462
1463				if (qchan->dfs_state == QLINK_DFS_USABLE)
1464					chan->dfs_state = NL80211_DFS_USABLE;
1465				else if (qchan->dfs_state ==
1466					QLINK_DFS_AVAILABLE)
1467					chan->dfs_state = NL80211_DFS_AVAILABLE;
1468				else
1469					chan->dfs_state =
1470						NL80211_DFS_UNAVAILABLE;
1471			}
1472
1473			pr_debug("chan=%d flags=%#x max_pow=%d max_reg_pow=%d\n",
1474				 chan->hw_value, chan->flags, chan->max_power,
1475				 chan->max_reg_power);
1476			break;
1477		case WLAN_EID_HT_CAPABILITY:
1478			if (unlikely(tlv_dlen !=
1479				     sizeof(struct ieee80211_ht_cap))) {
1480				pr_err("bad HTCAP TLV len %zu\n", tlv_dlen);
1481				goto error_ret;
1482			}
1483
1484			qtnf_cmd_resp_band_fill_htcap(tlv->val, &band->ht_cap);
1485			break;
1486		case WLAN_EID_VHT_CAPABILITY:
1487			if (unlikely(tlv_dlen !=
1488				     sizeof(struct ieee80211_vht_cap))) {
1489				pr_err("bad VHTCAP TLV len %zu\n", tlv_dlen);
1490				goto error_ret;
1491			}
1492
1493			qtnf_cmd_resp_band_fill_vhtcap(tlv->val,
1494						       &band->vht_cap);
1495			break;
1496		default:
1497			pr_warn("unknown TLV type: %#x\n", tlv_type);
1498			break;
1499		}
1500
1501		payload_len -= tlv_len;
1502		tlv = (struct qlink_tlv_hdr *)(tlv->val + tlv_dlen);
1503	}
1504
1505	if (payload_len) {
1506		pr_err("malformed TLV buf; bytes left: %zu\n", payload_len);
1507		goto error_ret;
1508	}
1509
1510	if (band->n_channels != chidx) {
1511		pr_err("channel count mismatch: reported=%d, parsed=%d\n",
1512		       band->n_channels, chidx);
1513		goto error_ret;
1514	}
1515
1516	return 0;
1517
1518error_ret:
1519	kfree(band->channels);
1520	band->channels = NULL;
1521	band->n_channels = 0;
1522
1523	return -EINVAL;
1524}
1525
1526static int qtnf_cmd_resp_proc_phy_params(struct qtnf_wmac *mac,
1527					 const u8 *payload, size_t payload_len)
1528{
1529	struct qtnf_mac_info *mac_info;
1530	struct qlink_tlv_frag_rts_thr *phy_thr;
1531	struct qlink_tlv_rlimit *limit;
1532	struct qlink_tlv_cclass *class;
1533	u16 tlv_type;
1534	u16 tlv_value_len;
1535	size_t tlv_full_len;
1536	const struct qlink_tlv_hdr *tlv;
1537
1538	mac_info = &mac->macinfo;
1539
1540	tlv = (struct qlink_tlv_hdr *)payload;
1541	while (payload_len >= sizeof(struct qlink_tlv_hdr)) {
1542		tlv_type = le16_to_cpu(tlv->type);
1543		tlv_value_len = le16_to_cpu(tlv->len);
1544		tlv_full_len = tlv_value_len + sizeof(struct qlink_tlv_hdr);
1545
1546		if (tlv_full_len > payload_len) {
1547			pr_warn("MAC%u: malformed TLV 0x%.2X; LEN: %u\n",
1548				mac->macid, tlv_type, tlv_value_len);
1549			return -EINVAL;
1550		}
1551
1552		switch (tlv_type) {
1553		case QTN_TLV_ID_FRAG_THRESH:
1554			phy_thr = (void *)tlv;
1555			mac_info->frag_thr = (u32)le16_to_cpu(phy_thr->thr);
1556			break;
1557		case QTN_TLV_ID_RTS_THRESH:
1558			phy_thr = (void *)tlv;
1559			mac_info->rts_thr = (u32)le16_to_cpu(phy_thr->thr);
1560			break;
1561		case QTN_TLV_ID_SRETRY_LIMIT:
1562			limit = (void *)tlv;
1563			mac_info->sretry_limit = limit->rlimit;
1564			break;
1565		case QTN_TLV_ID_LRETRY_LIMIT:
1566			limit = (void *)tlv;
1567			mac_info->lretry_limit = limit->rlimit;
1568			break;
1569		case QTN_TLV_ID_COVERAGE_CLASS:
1570			class = (void *)tlv;
1571			mac_info->coverage_class = class->cclass;
1572			break;
1573		default:
1574			pr_err("MAC%u: Unknown TLV type: %#x\n", mac->macid,
1575			       le16_to_cpu(tlv->type));
1576			break;
1577		}
1578
1579		payload_len -= tlv_full_len;
1580		tlv = (struct qlink_tlv_hdr *)(tlv->val + tlv_value_len);
1581	}
1582
1583	if (payload_len) {
1584		pr_warn("MAC%u: malformed TLV buf; bytes left: %zu\n",
1585			mac->macid, payload_len);
1586		return -EINVAL;
1587	}
1588
1589	return 0;
1590}
1591
1592static int
1593qtnf_cmd_resp_proc_chan_stat_info(struct qtnf_chan_stats *stats,
1594				  const u8 *payload, size_t payload_len)
1595{
1596	struct qlink_chan_stats *qlink_stats;
1597	const struct qlink_tlv_hdr *tlv;
1598	size_t tlv_full_len;
1599	u16 tlv_value_len;
1600	u16 tlv_type;
1601
1602	tlv = (struct qlink_tlv_hdr *)payload;
1603	while (payload_len >= sizeof(struct qlink_tlv_hdr)) {
1604		tlv_type = le16_to_cpu(tlv->type);
1605		tlv_value_len = le16_to_cpu(tlv->len);
1606		tlv_full_len = tlv_value_len + sizeof(struct qlink_tlv_hdr);
1607		if (tlv_full_len > payload_len) {
1608			pr_warn("malformed TLV 0x%.2X; LEN: %u\n",
1609				tlv_type, tlv_value_len);
1610			return -EINVAL;
1611		}
1612		switch (tlv_type) {
1613		case QTN_TLV_ID_CHANNEL_STATS:
1614			if (unlikely(tlv_value_len != sizeof(*qlink_stats))) {
1615				pr_err("invalid CHANNEL_STATS entry size\n");
1616				return -EINVAL;
1617			}
1618
1619			qlink_stats = (void *)tlv->val;
1620
1621			stats->chan_num = le32_to_cpu(qlink_stats->chan_num);
1622			stats->cca_tx = le32_to_cpu(qlink_stats->cca_tx);
1623			stats->cca_rx = le32_to_cpu(qlink_stats->cca_rx);
1624			stats->cca_busy = le32_to_cpu(qlink_stats->cca_busy);
1625			stats->cca_try = le32_to_cpu(qlink_stats->cca_try);
1626			stats->chan_noise = qlink_stats->chan_noise;
1627
1628			pr_debug("chan(%u) try(%u) busy(%u) noise(%d)\n",
1629				 stats->chan_num, stats->cca_try,
1630				 stats->cca_busy, stats->chan_noise);
1631			break;
1632		default:
1633			pr_warn("Unknown TLV type: %#x\n",
1634				le16_to_cpu(tlv->type));
1635		}
1636		payload_len -= tlv_full_len;
1637		tlv = (struct qlink_tlv_hdr *)(tlv->val + tlv_value_len);
1638	}
1639
1640	if (payload_len) {
1641		pr_warn("malformed TLV buf; bytes left: %zu\n", payload_len);
1642		return -EINVAL;
1643	}
1644
1645	return 0;
1646}
1647
1648int qtnf_cmd_get_mac_info(struct qtnf_wmac *mac)
1649{
1650	struct sk_buff *cmd_skb, *resp_skb = NULL;
1651	const struct qlink_resp_get_mac_info *resp;
1652	size_t var_data_len;
1653	u16 res_code = QLINK_CMD_RESULT_OK;
1654	int ret = 0;
1655
1656	cmd_skb = qtnf_cmd_alloc_new_cmdskb(mac->macid, QLINK_VIFID_RSVD,
1657					    QLINK_CMD_MAC_INFO,
1658					    sizeof(struct qlink_cmd));
1659	if (!cmd_skb)
1660		return -ENOMEM;
1661
1662	qtnf_bus_lock(mac->bus);
1663
1664	ret = qtnf_cmd_send_with_reply(mac->bus, cmd_skb, &resp_skb, &res_code,
1665				       sizeof(*resp), &var_data_len);
1666	if (unlikely(ret))
1667		goto out;
1668
1669	if (unlikely(res_code != QLINK_CMD_RESULT_OK)) {
1670		pr_err("MAC%u: CMD failed: %u\n", mac->macid, res_code);
1671		ret = -EFAULT;
1672		goto out;
1673	}
1674
1675	resp = (const struct qlink_resp_get_mac_info *)resp_skb->data;
1676	qtnf_cmd_resp_proc_mac_info(mac, resp);
1677	ret = qtnf_parse_variable_mac_info(mac, resp->var_info, var_data_len);
1678
1679out:
1680	qtnf_bus_unlock(mac->bus);
1681	consume_skb(resp_skb);
1682
1683	return ret;
1684}
1685
1686int qtnf_cmd_get_hw_info(struct qtnf_bus *bus)
1687{
1688	struct sk_buff *cmd_skb, *resp_skb = NULL;
1689	const struct qlink_resp_get_hw_info *resp;
1690	u16 res_code = QLINK_CMD_RESULT_OK;
1691	int ret = 0;
1692	size_t info_len;
1693
1694	cmd_skb = qtnf_cmd_alloc_new_cmdskb(QLINK_MACID_RSVD, QLINK_VIFID_RSVD,
1695					    QLINK_CMD_GET_HW_INFO,
1696					    sizeof(struct qlink_cmd));
1697	if (!cmd_skb)
1698		return -ENOMEM;
1699
1700	qtnf_bus_lock(bus);
1701
1702	ret = qtnf_cmd_send_with_reply(bus, cmd_skb, &resp_skb, &res_code,
1703				       sizeof(*resp), &info_len);
1704
1705	if (unlikely(ret))
1706		goto out;
1707
1708	if (unlikely(res_code != QLINK_CMD_RESULT_OK)) {
1709		pr_err("cmd exec failed: 0x%.4X\n", res_code);
1710		ret = -EFAULT;
1711		goto out;
1712	}
1713
1714	resp = (const struct qlink_resp_get_hw_info *)resp_skb->data;
1715	ret = qtnf_cmd_resp_proc_hw_info(bus, resp, info_len);
1716
1717out:
1718	qtnf_bus_unlock(bus);
1719	consume_skb(resp_skb);
1720
1721	return ret;
1722}
1723
1724int qtnf_cmd_band_info_get(struct qtnf_wmac *mac,
1725			   struct ieee80211_supported_band *band)
1726{
1727	struct sk_buff *cmd_skb, *resp_skb = NULL;
1728	size_t info_len;
1729	struct qlink_cmd_band_info_get *cmd;
1730	struct qlink_resp_band_info_get *resp;
1731	u16 res_code = QLINK_CMD_RESULT_OK;
1732	int ret = 0;
1733	u8 qband;
1734
1735	switch (band->band) {
1736	case NL80211_BAND_2GHZ:
1737		qband = QLINK_BAND_2GHZ;
1738		break;
1739	case NL80211_BAND_5GHZ:
1740		qband = QLINK_BAND_5GHZ;
1741		break;
1742	case NL80211_BAND_60GHZ:
1743		qband = QLINK_BAND_60GHZ;
1744		break;
1745	default:
1746		return -EINVAL;
1747	}
1748
1749	cmd_skb = qtnf_cmd_alloc_new_cmdskb(mac->macid, 0,
1750					    QLINK_CMD_BAND_INFO_GET,
1751					    sizeof(*cmd));
1752	if (!cmd_skb)
1753		return -ENOMEM;
1754
1755	cmd = (struct qlink_cmd_band_info_get *)cmd_skb->data;
1756	cmd->band = qband;
1757
1758	qtnf_bus_lock(mac->bus);
1759
1760	ret = qtnf_cmd_send_with_reply(mac->bus, cmd_skb, &resp_skb, &res_code,
1761				       sizeof(*resp), &info_len);
1762
1763	if (unlikely(ret))
1764		goto out;
1765
1766	if (unlikely(res_code != QLINK_CMD_RESULT_OK)) {
1767		pr_err("MAC%u: CMD failed: %u\n", mac->macid, res_code);
1768		ret = -EFAULT;
1769		goto out;
1770	}
1771
1772	resp = (struct qlink_resp_band_info_get *)resp_skb->data;
1773	if (resp->band != qband) {
1774		pr_err("MAC%u: reply band %u != cmd band %u\n", mac->macid,
1775		       resp->band, qband);
1776		ret = -EINVAL;
1777		goto out;
1778	}
1779
1780	ret = qtnf_cmd_resp_fill_band_info(band, resp, info_len);
1781
1782out:
1783	qtnf_bus_unlock(mac->bus);
1784	consume_skb(resp_skb);
1785
1786	return ret;
1787}
1788
1789int qtnf_cmd_send_get_phy_params(struct qtnf_wmac *mac)
1790{
1791	struct sk_buff *cmd_skb, *resp_skb = NULL;
1792	size_t response_size;
1793	struct qlink_resp_phy_params *resp;
1794	u16 res_code = QLINK_CMD_RESULT_OK;
1795	int ret = 0;
1796
1797	cmd_skb = qtnf_cmd_alloc_new_cmdskb(mac->macid, 0,
1798					    QLINK_CMD_PHY_PARAMS_GET,
1799					    sizeof(struct qlink_cmd));
1800	if (!cmd_skb)
1801		return -ENOMEM;
1802
1803	qtnf_bus_lock(mac->bus);
1804
1805	ret = qtnf_cmd_send_with_reply(mac->bus, cmd_skb, &resp_skb, &res_code,
1806				       sizeof(*resp), &response_size);
1807
1808	if (unlikely(ret))
1809		goto out;
1810
1811	if (unlikely(res_code != QLINK_CMD_RESULT_OK)) {
1812		pr_err("MAC%u: CMD failed: %u\n", mac->macid, res_code);
1813		ret = -EFAULT;
1814		goto out;
1815	}
1816
1817	resp = (struct qlink_resp_phy_params *)resp_skb->data;
1818	ret = qtnf_cmd_resp_proc_phy_params(mac, resp->info, response_size);
1819
1820out:
1821	qtnf_bus_unlock(mac->bus);
1822	consume_skb(resp_skb);
1823
1824	return ret;
1825}
1826
1827int qtnf_cmd_send_update_phy_params(struct qtnf_wmac *mac, u32 changed)
1828{
1829	struct wiphy *wiphy = priv_to_wiphy(mac);
1830	struct sk_buff *cmd_skb;
1831	u16 res_code = QLINK_CMD_RESULT_OK;
1832	int ret = 0;
1833
1834	cmd_skb = qtnf_cmd_alloc_new_cmdskb(mac->macid, 0,
1835					    QLINK_CMD_PHY_PARAMS_SET,
1836					    sizeof(struct qlink_cmd));
1837	if (!cmd_skb)
1838		return -ENOMEM;
1839
1840	qtnf_bus_lock(mac->bus);
1841
1842	if (changed & WIPHY_PARAM_FRAG_THRESHOLD)
1843		qtnf_cmd_skb_put_tlv_u16(cmd_skb, QTN_TLV_ID_FRAG_THRESH,
1844					 wiphy->frag_threshold);
1845	if (changed & WIPHY_PARAM_RTS_THRESHOLD)
1846		qtnf_cmd_skb_put_tlv_u16(cmd_skb, QTN_TLV_ID_RTS_THRESH,
1847					 wiphy->rts_threshold);
1848	if (changed & WIPHY_PARAM_COVERAGE_CLASS)
1849		qtnf_cmd_skb_put_tlv_u8(cmd_skb, QTN_TLV_ID_COVERAGE_CLASS,
1850					wiphy->coverage_class);
1851
1852	ret = qtnf_cmd_send(mac->bus, cmd_skb, &res_code);
1853
1854	if (unlikely(ret))
1855		goto out;
1856
1857	if (unlikely(res_code != QLINK_CMD_RESULT_OK)) {
1858		pr_err("MAC%u: CMD failed: %u\n", mac->macid, res_code);
1859		ret = -EFAULT;
1860		goto out;
1861	}
1862
1863out:
1864	qtnf_bus_unlock(mac->bus);
1865	return ret;
1866}
1867
1868int qtnf_cmd_send_init_fw(struct qtnf_bus *bus)
1869{
1870	struct sk_buff *cmd_skb;
1871	u16 res_code = QLINK_CMD_RESULT_OK;
1872	int ret = 0;
1873
1874	cmd_skb = qtnf_cmd_alloc_new_cmdskb(QLINK_MACID_RSVD, QLINK_VIFID_RSVD,
1875					    QLINK_CMD_FW_INIT,
1876					    sizeof(struct qlink_cmd));
1877	if (!cmd_skb)
1878		return -ENOMEM;
1879
1880	qtnf_bus_lock(bus);
1881
1882	ret = qtnf_cmd_send(bus, cmd_skb, &res_code);
1883
1884	if (unlikely(ret))
1885		goto out;
1886
1887	if (unlikely(res_code != QLINK_CMD_RESULT_OK)) {
1888		pr_err("cmd exec failed: 0x%.4X\n", res_code);
1889		ret = -EFAULT;
1890		goto out;
1891	}
1892
1893out:
1894	qtnf_bus_unlock(bus);
1895	return ret;
1896}
1897
1898void qtnf_cmd_send_deinit_fw(struct qtnf_bus *bus)
1899{
1900	struct sk_buff *cmd_skb;
1901
1902	cmd_skb = qtnf_cmd_alloc_new_cmdskb(QLINK_MACID_RSVD, QLINK_VIFID_RSVD,
1903					    QLINK_CMD_FW_DEINIT,
1904					    sizeof(struct qlink_cmd));
1905	if (!cmd_skb)
1906		return;
1907
1908	qtnf_bus_lock(bus);
1909
1910	qtnf_cmd_send(bus, cmd_skb, NULL);
1911
1912	qtnf_bus_unlock(bus);
1913}
1914
1915int qtnf_cmd_send_add_key(struct qtnf_vif *vif, u8 key_index, bool pairwise,
1916			  const u8 *mac_addr, struct key_params *params)
1917{
1918	struct sk_buff *cmd_skb;
1919	struct qlink_cmd_add_key *cmd;
1920	u16 res_code = QLINK_CMD_RESULT_OK;
1921	int ret = 0;
1922
1923	cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
1924					    QLINK_CMD_ADD_KEY,
1925					    sizeof(*cmd));
1926	if (!cmd_skb)
1927		return -ENOMEM;
1928
1929	qtnf_bus_lock(vif->mac->bus);
1930
1931	cmd = (struct qlink_cmd_add_key *)cmd_skb->data;
1932
1933	if (mac_addr)
1934		ether_addr_copy(cmd->addr, mac_addr);
1935	else
1936		eth_broadcast_addr(cmd->addr);
1937
1938	cmd->cipher = cpu_to_le32(params->cipher);
1939	cmd->key_index = key_index;
1940	cmd->pairwise = pairwise;
1941
1942	if (params->key && params->key_len > 0)
1943		qtnf_cmd_skb_put_tlv_arr(cmd_skb, QTN_TLV_ID_KEY,
1944					 params->key,
1945					 params->key_len);
1946
1947	if (params->seq && params->seq_len > 0)
1948		qtnf_cmd_skb_put_tlv_arr(cmd_skb, QTN_TLV_ID_SEQ,
1949					 params->seq,
1950					 params->seq_len);
1951
1952	ret = qtnf_cmd_send(vif->mac->bus, cmd_skb, &res_code);
1953	if (unlikely(ret))
1954		goto out;
1955
1956	if (unlikely(res_code != QLINK_CMD_RESULT_OK)) {
1957		pr_err("VIF%u.%u: CMD failed: %u\n",
1958		       vif->mac->macid, vif->vifid, res_code);
1959		ret = -EFAULT;
1960		goto out;
1961	}
1962
1963out:
1964	qtnf_bus_unlock(vif->mac->bus);
1965	return ret;
1966}
1967
1968int qtnf_cmd_send_del_key(struct qtnf_vif *vif, u8 key_index, bool pairwise,
1969			  const u8 *mac_addr)
1970{
1971	struct sk_buff *cmd_skb;
1972	struct qlink_cmd_del_key *cmd;
1973	u16 res_code = QLINK_CMD_RESULT_OK;
1974	int ret = 0;
1975
1976	cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
1977					    QLINK_CMD_DEL_KEY,
1978					    sizeof(*cmd));
1979	if (!cmd_skb)
1980		return -ENOMEM;
1981
1982	qtnf_bus_lock(vif->mac->bus);
1983
1984	cmd = (struct qlink_cmd_del_key *)cmd_skb->data;
1985
1986	if (mac_addr)
1987		ether_addr_copy(cmd->addr, mac_addr);
1988	else
1989		eth_broadcast_addr(cmd->addr);
1990
1991	cmd->key_index = key_index;
1992	cmd->pairwise = pairwise;
1993	ret = qtnf_cmd_send(vif->mac->bus, cmd_skb, &res_code);
1994	if (unlikely(ret))
1995		goto out;
1996
1997	if (unlikely(res_code != QLINK_CMD_RESULT_OK)) {
1998		pr_err("VIF%u.%u: CMD failed: %u\n",
1999		       vif->mac->macid, vif->vifid, res_code);
2000		ret = -EFAULT;
2001		goto out;
2002	}
2003
2004out:
2005	qtnf_bus_unlock(vif->mac->bus);
2006	return ret;
2007}
2008
2009int qtnf_cmd_send_set_default_key(struct qtnf_vif *vif, u8 key_index,
2010				  bool unicast, bool multicast)
2011{
2012	struct sk_buff *cmd_skb;
2013	struct qlink_cmd_set_def_key *cmd;
2014	u16 res_code = QLINK_CMD_RESULT_OK;
2015	int ret = 0;
2016
2017	cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
2018					    QLINK_CMD_SET_DEFAULT_KEY,
2019					    sizeof(*cmd));
2020	if (!cmd_skb)
2021		return -ENOMEM;
2022
2023	qtnf_bus_lock(vif->mac->bus);
2024
2025	cmd = (struct qlink_cmd_set_def_key *)cmd_skb->data;
2026	cmd->key_index = key_index;
2027	cmd->unicast = unicast;
2028	cmd->multicast = multicast;
2029	ret = qtnf_cmd_send(vif->mac->bus, cmd_skb, &res_code);
2030	if (unlikely(ret))
2031		goto out;
2032
2033	if (unlikely(res_code != QLINK_CMD_RESULT_OK)) {
2034		pr_err("VIF%u.%u: CMD failed: %u\n", vif->mac->macid,
2035		       vif->vifid, res_code);
2036		ret = -EFAULT;
2037		goto out;
2038	}
2039
2040out:
2041	qtnf_bus_unlock(vif->mac->bus);
2042	return ret;
2043}
2044
2045int qtnf_cmd_send_set_default_mgmt_key(struct qtnf_vif *vif, u8 key_index)
2046{
2047	struct sk_buff *cmd_skb;
2048	struct qlink_cmd_set_def_mgmt_key *cmd;
2049	u16 res_code = QLINK_CMD_RESULT_OK;
2050	int ret = 0;
2051
2052	cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
2053					    QLINK_CMD_SET_DEFAULT_MGMT_KEY,
2054					    sizeof(*cmd));
2055	if (!cmd_skb)
2056		return -ENOMEM;
2057
2058	qtnf_bus_lock(vif->mac->bus);
2059
2060	cmd = (struct qlink_cmd_set_def_mgmt_key *)cmd_skb->data;
2061	cmd->key_index = key_index;
2062	ret = qtnf_cmd_send(vif->mac->bus, cmd_skb, &res_code);
2063	if (unlikely(ret))
2064		goto out;
2065
2066	if (unlikely(res_code != QLINK_CMD_RESULT_OK)) {
2067		pr_err("VIF%u.%u: CMD failed: %u\n", vif->mac->macid,
2068		       vif->vifid, res_code);
2069		ret = -EFAULT;
2070		goto out;
2071	}
2072
2073out:
2074	qtnf_bus_unlock(vif->mac->bus);
2075	return ret;
2076}
2077
2078static u32 qtnf_encode_sta_flags(u32 flags)
2079{
2080	u32 code = 0;
2081
2082	if (flags & BIT(NL80211_STA_FLAG_AUTHORIZED))
2083		code |= QLINK_STA_FLAG_AUTHORIZED;
2084	if (flags & BIT(NL80211_STA_FLAG_SHORT_PREAMBLE))
2085		code |= QLINK_STA_FLAG_SHORT_PREAMBLE;
2086	if (flags & BIT(NL80211_STA_FLAG_WME))
2087		code |= QLINK_STA_FLAG_WME;
2088	if (flags & BIT(NL80211_STA_FLAG_MFP))
2089		code |= QLINK_STA_FLAG_MFP;
2090	if (flags & BIT(NL80211_STA_FLAG_AUTHENTICATED))
2091		code |= QLINK_STA_FLAG_AUTHENTICATED;
2092	if (flags & BIT(NL80211_STA_FLAG_TDLS_PEER))
2093		code |= QLINK_STA_FLAG_TDLS_PEER;
2094	if (flags & BIT(NL80211_STA_FLAG_ASSOCIATED))
2095		code |= QLINK_STA_FLAG_ASSOCIATED;
2096	return code;
2097}
2098
2099int qtnf_cmd_send_change_sta(struct qtnf_vif *vif, const u8 *mac,
2100			     struct station_parameters *params)
2101{
2102	struct sk_buff *cmd_skb;
2103	struct qlink_cmd_change_sta *cmd;
2104	u16 res_code = QLINK_CMD_RESULT_OK;
2105	int ret = 0;
2106
2107	cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
2108					    QLINK_CMD_CHANGE_STA,
2109					    sizeof(*cmd));
2110	if (!cmd_skb)
2111		return -ENOMEM;
2112
2113	qtnf_bus_lock(vif->mac->bus);
2114
2115	cmd = (struct qlink_cmd_change_sta *)cmd_skb->data;
2116	ether_addr_copy(cmd->sta_addr, mac);
2117	cmd->flag_update.mask =
2118		cpu_to_le32(qtnf_encode_sta_flags(params->sta_flags_mask));
2119	cmd->flag_update.value =
2120		cpu_to_le32(qtnf_encode_sta_flags(params->sta_flags_set));
2121
2122	switch (vif->wdev.iftype) {
2123	case NL80211_IFTYPE_AP:
2124		cmd->if_type = cpu_to_le16(QLINK_IFTYPE_AP);
2125		break;
2126	case NL80211_IFTYPE_STATION:
2127		cmd->if_type = cpu_to_le16(QLINK_IFTYPE_STATION);
2128		break;
2129	default:
2130		pr_err("unsupported iftype %d\n", vif->wdev.iftype);
2131		ret = -EINVAL;
2132		goto out;
2133	}
2134
2135	ret = qtnf_cmd_send(vif->mac->bus, cmd_skb, &res_code);
2136	if (unlikely(ret))
2137		goto out;
2138
2139	if (unlikely(res_code != QLINK_CMD_RESULT_OK)) {
2140		pr_err("VIF%u.%u: CMD failed: %u\n", vif->mac->macid,
2141		       vif->vifid, res_code);
2142		ret = -EFAULT;
2143		goto out;
2144	}
2145
2146out:
2147	qtnf_bus_unlock(vif->mac->bus);
2148	return ret;
2149}
2150
2151int qtnf_cmd_send_del_sta(struct qtnf_vif *vif,
2152			  struct station_del_parameters *params)
2153{
2154	struct sk_buff *cmd_skb;
2155	struct qlink_cmd_del_sta *cmd;
2156	u16 res_code = QLINK_CMD_RESULT_OK;
2157	int ret = 0;
2158
2159	cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
2160					    QLINK_CMD_DEL_STA,
2161					    sizeof(*cmd));
2162	if (!cmd_skb)
2163		return -ENOMEM;
2164
2165	qtnf_bus_lock(vif->mac->bus);
2166
2167	cmd = (struct qlink_cmd_del_sta *)cmd_skb->data;
2168
2169	if (params->mac)
2170		ether_addr_copy(cmd->sta_addr, params->mac);
2171	else
2172		eth_broadcast_addr(cmd->sta_addr);	/* flush all stations */
2173
2174	cmd->subtype = params->subtype;
2175	cmd->reason_code = cpu_to_le16(params->reason_code);
2176
2177	ret = qtnf_cmd_send(vif->mac->bus, cmd_skb, &res_code);
2178	if (unlikely(ret))
2179		goto out;
2180
2181	if (unlikely(res_code != QLINK_CMD_RESULT_OK)) {
2182		pr_err("VIF%u.%u: CMD failed: %u\n", vif->mac->macid,
2183		       vif->vifid, res_code);
2184		ret = -EFAULT;
2185		goto out;
2186	}
2187
2188out:
2189	qtnf_bus_unlock(vif->mac->bus);
2190	return ret;
2191}
2192
2193static void qtnf_cmd_channel_tlv_add(struct sk_buff *cmd_skb,
2194				     const struct ieee80211_channel *sc)
2195{
2196	struct qlink_tlv_channel *qchan;
2197	u32 flags = 0;
2198
2199	qchan = skb_put_zero(cmd_skb, sizeof(*qchan));
2200	qchan->hdr.type = cpu_to_le16(QTN_TLV_ID_CHANNEL);
2201	qchan->hdr.len = cpu_to_le16(sizeof(*qchan) - sizeof(qchan->hdr));
2202	qchan->chan.center_freq = cpu_to_le16(sc->center_freq);
2203	qchan->chan.hw_value = cpu_to_le16(sc->hw_value);
2204
2205	if (sc->flags & IEEE80211_CHAN_NO_IR)
2206		flags |= QLINK_CHAN_NO_IR;
2207
2208	if (sc->flags & IEEE80211_CHAN_RADAR)
2209		flags |= QLINK_CHAN_RADAR;
2210
2211	qchan->chan.flags = cpu_to_le32(flags);
2212}
2213
2214int qtnf_cmd_send_scan(struct qtnf_wmac *mac)
2215{
2216	struct sk_buff *cmd_skb;
2217	u16 res_code = QLINK_CMD_RESULT_OK;
2218	struct ieee80211_channel *sc;
2219	struct cfg80211_scan_request *scan_req = mac->scan_req;
2220	int n_channels;
2221	int count = 0;
2222	int ret;
2223
2224	if (scan_req->n_ssids > QTNF_MAX_SSID_LIST_LENGTH) {
2225		pr_err("MAC%u: too many SSIDs in scan request\n", mac->macid);
2226		return -EINVAL;
2227	}
2228
2229	cmd_skb = qtnf_cmd_alloc_new_cmdskb(mac->macid, QLINK_VIFID_RSVD,
2230					    QLINK_CMD_SCAN,
2231					    sizeof(struct qlink_cmd));
2232	if (!cmd_skb)
2233		return -ENOMEM;
2234
2235	qtnf_bus_lock(mac->bus);
2236
2237	if (scan_req->n_ssids != 0) {
2238		while (count < scan_req->n_ssids) {
2239			qtnf_cmd_skb_put_tlv_arr(cmd_skb, WLAN_EID_SSID,
2240				scan_req->ssids[count].ssid,
2241				scan_req->ssids[count].ssid_len);
2242			count++;
2243		}
2244	}
2245
2246	if (scan_req->ie_len != 0)
2247		qtnf_cmd_tlv_ie_set_add(cmd_skb, QLINK_IE_SET_PROBE_REQ,
2248					scan_req->ie, scan_req->ie_len);
2249
2250	if (scan_req->n_channels) {
2251		n_channels = scan_req->n_channels;
2252		count = 0;
2253
2254		while (n_channels != 0) {
2255			sc = scan_req->channels[count];
2256			if (sc->flags & IEEE80211_CHAN_DISABLED) {
2257				n_channels--;
2258				continue;
2259			}
2260
2261			pr_debug("MAC%u: scan chan=%d, freq=%d, flags=%#x\n",
2262				 mac->macid, sc->hw_value, sc->center_freq,
2263				 sc->flags);
2264
2265			qtnf_cmd_channel_tlv_add(cmd_skb, sc);
2266			n_channels--;
2267			count++;
2268		}
2269	}
2270
2271	ret = qtnf_cmd_send(mac->bus, cmd_skb, &res_code);
2272
2273	if (unlikely(ret))
2274		goto out;
2275
2276	pr_debug("MAC%u: scan started\n", mac->macid);
2277
2278	if (unlikely(res_code != QLINK_CMD_RESULT_OK)) {
2279		pr_err("MAC%u: CMD failed: %u\n", mac->macid, res_code);
2280		ret = -EFAULT;
2281		goto out;
2282	}
2283out:
2284	qtnf_bus_unlock(mac->bus);
2285	return ret;
2286}
2287
2288int qtnf_cmd_send_connect(struct qtnf_vif *vif,
2289			  struct cfg80211_connect_params *sme)
2290{
2291	struct sk_buff *cmd_skb;
2292	struct qlink_cmd_connect *cmd;
2293	struct qlink_auth_encr *aen;
2294	u16 res_code = QLINK_CMD_RESULT_OK;
2295	int ret;
2296	int i;
2297	u32 connect_flags = 0;
2298
2299	cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
2300					    QLINK_CMD_CONNECT,
2301					    sizeof(*cmd));
2302	if (!cmd_skb)
2303		return -ENOMEM;
2304
2305	cmd = (struct qlink_cmd_connect *)cmd_skb->data;
2306
2307	ether_addr_copy(cmd->bssid, vif->bssid);
2308
2309	if (sme->bssid_hint)
2310		ether_addr_copy(cmd->bssid_hint, sme->bssid_hint);
2311	else
2312		eth_zero_addr(cmd->bssid_hint);
2313
2314	if (sme->prev_bssid)
2315		ether_addr_copy(cmd->prev_bssid, sme->prev_bssid);
2316	else
2317		eth_zero_addr(cmd->prev_bssid);
2318
2319	if ((sme->bg_scan_period > 0) &&
2320	    (sme->bg_scan_period <= QTNF_MAX_BG_SCAN_PERIOD))
2321		cmd->bg_scan_period = cpu_to_le16(sme->bg_scan_period);
2322	else if (sme->bg_scan_period == -1)
2323		cmd->bg_scan_period = cpu_to_le16(QTNF_DEFAULT_BG_SCAN_PERIOD);
2324	else
2325		cmd->bg_scan_period = 0; /* disabled */
2326
2327	if (sme->flags & ASSOC_REQ_DISABLE_HT)
2328		connect_flags |= QLINK_STA_CONNECT_DISABLE_HT;
2329	if (sme->flags & ASSOC_REQ_DISABLE_VHT)
2330		connect_flags |= QLINK_STA_CONNECT_DISABLE_VHT;
2331	if (sme->flags & ASSOC_REQ_USE_RRM)
2332		connect_flags |= QLINK_STA_CONNECT_USE_RRM;
2333
2334	cmd->flags = cpu_to_le32(connect_flags);
2335	memcpy(&cmd->ht_capa, &sme->ht_capa, sizeof(cmd->ht_capa));
2336	memcpy(&cmd->ht_capa_mask, &sme->ht_capa_mask,
2337	       sizeof(cmd->ht_capa_mask));
2338	memcpy(&cmd->vht_capa, &sme->vht_capa, sizeof(cmd->vht_capa));
2339	memcpy(&cmd->vht_capa_mask, &sme->vht_capa_mask,
2340	       sizeof(cmd->vht_capa_mask));
2341	cmd->pbss = sme->pbss;
2342
2343	aen = &cmd->aen;
2344	aen->auth_type = sme->auth_type;
2345	aen->privacy = !!sme->privacy;
2346	cmd->mfp = sme->mfp;
2347	aen->wpa_versions = cpu_to_le32(sme->crypto.wpa_versions);
2348	aen->cipher_group = cpu_to_le32(sme->crypto.cipher_group);
2349	aen->n_ciphers_pairwise = cpu_to_le32(sme->crypto.n_ciphers_pairwise);
2350
2351	for (i = 0; i < QLINK_MAX_NR_CIPHER_SUITES; i++)
2352		aen->ciphers_pairwise[i] =
2353			cpu_to_le32(sme->crypto.ciphers_pairwise[i]);
2354
2355	aen->n_akm_suites = cpu_to_le32(sme->crypto.n_akm_suites);
2356
2357	for (i = 0; i < QLINK_MAX_NR_AKM_SUITES; i++)
2358		aen->akm_suites[i] = cpu_to_le32(sme->crypto.akm_suites[i]);
2359
2360	aen->control_port = sme->crypto.control_port;
2361	aen->control_port_no_encrypt =
2362		sme->crypto.control_port_no_encrypt;
2363	aen->control_port_ethertype =
2364		cpu_to_le16(be16_to_cpu(sme->crypto.control_port_ethertype));
2365
2366	qtnf_cmd_skb_put_tlv_arr(cmd_skb, WLAN_EID_SSID, sme->ssid,
2367				 sme->ssid_len);
2368
2369	if (sme->ie_len != 0)
2370		qtnf_cmd_tlv_ie_set_add(cmd_skb, QLINK_IE_SET_ASSOC_REQ,
2371					sme->ie, sme->ie_len);
2372
2373	if (sme->channel)
2374		qtnf_cmd_channel_tlv_add(cmd_skb, sme->channel);
2375
2376	qtnf_bus_lock(vif->mac->bus);
2377
2378	ret = qtnf_cmd_send(vif->mac->bus, cmd_skb, &res_code);
2379
2380	if (unlikely(ret))
2381		goto out;
2382
2383	if (unlikely(res_code != QLINK_CMD_RESULT_OK)) {
2384		pr_err("VIF%u.%u: CMD failed: %u\n", vif->mac->macid,
2385		       vif->vifid, res_code);
2386		ret = -EFAULT;
2387		goto out;
2388	}
2389out:
2390	qtnf_bus_unlock(vif->mac->bus);
2391	return ret;
2392}
2393
2394int qtnf_cmd_send_disconnect(struct qtnf_vif *vif, u16 reason_code)
2395{
2396	struct sk_buff *cmd_skb;
2397	struct qlink_cmd_disconnect *cmd;
2398	u16 res_code = QLINK_CMD_RESULT_OK;
2399	int ret;
2400
2401	cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
2402					    QLINK_CMD_DISCONNECT,
2403					    sizeof(*cmd));
2404	if (!cmd_skb)
2405		return -ENOMEM;
2406
2407	qtnf_bus_lock(vif->mac->bus);
2408
2409	cmd = (struct qlink_cmd_disconnect *)cmd_skb->data;
2410	cmd->reason = cpu_to_le16(reason_code);
2411
2412	ret = qtnf_cmd_send(vif->mac->bus, cmd_skb, &res_code);
2413
2414	if (unlikely(ret))
2415		goto out;
2416
2417	if (unlikely(res_code != QLINK_CMD_RESULT_OK)) {
2418		pr_err("VIF%u.%u: CMD failed: %u\n", vif->mac->macid,
2419		       vif->vifid, res_code);
2420		ret = -EFAULT;
2421		goto out;
2422	}
2423out:
2424	qtnf_bus_unlock(vif->mac->bus);
2425	return ret;
2426}
2427
2428int qtnf_cmd_send_updown_intf(struct qtnf_vif *vif, bool up)
2429{
2430	struct sk_buff *cmd_skb;
2431	struct qlink_cmd_updown *cmd;
2432	u16 res_code = QLINK_CMD_RESULT_OK;
2433	int ret;
2434
2435	cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
2436					    QLINK_CMD_UPDOWN_INTF,
2437					    sizeof(*cmd));
2438	if (!cmd_skb)
2439		return -ENOMEM;
2440
2441	cmd = (struct qlink_cmd_updown *)cmd_skb->data;
2442	cmd->if_up = !!up;
2443
2444	qtnf_bus_lock(vif->mac->bus);
2445
2446	ret = qtnf_cmd_send(vif->mac->bus, cmd_skb, &res_code);
2447
2448	if (unlikely(ret))
2449		goto out;
2450
2451	if (unlikely(res_code != QLINK_CMD_RESULT_OK)) {
2452		pr_err("VIF%u.%u: CMD failed: %u\n", vif->mac->macid,
2453		       vif->vifid, res_code);
2454		ret = -EFAULT;
2455		goto out;
2456	}
2457out:
2458	qtnf_bus_unlock(vif->mac->bus);
2459	return ret;
2460}
2461
2462int qtnf_cmd_reg_notify(struct qtnf_bus *bus, struct regulatory_request *req)
2463{
2464	struct sk_buff *cmd_skb;
2465	int ret;
2466	u16 res_code;
2467	struct qlink_cmd_reg_notify *cmd;
2468
2469	cmd_skb = qtnf_cmd_alloc_new_cmdskb(QLINK_MACID_RSVD, QLINK_VIFID_RSVD,
2470					    QLINK_CMD_REG_NOTIFY,
2471					    sizeof(*cmd));
2472	if (!cmd_skb)
2473		return -ENOMEM;
2474
2475	cmd = (struct qlink_cmd_reg_notify *)cmd_skb->data;
2476	cmd->alpha2[0] = req->alpha2[0];
2477	cmd->alpha2[1] = req->alpha2[1];
2478
2479	switch (req->initiator) {
2480	case NL80211_REGDOM_SET_BY_CORE:
2481		cmd->initiator = QLINK_REGDOM_SET_BY_CORE;
2482		break;
2483	case NL80211_REGDOM_SET_BY_USER:
2484		cmd->initiator = QLINK_REGDOM_SET_BY_USER;
2485		break;
2486	case NL80211_REGDOM_SET_BY_DRIVER:
2487		cmd->initiator = QLINK_REGDOM_SET_BY_DRIVER;
2488		break;
2489	case NL80211_REGDOM_SET_BY_COUNTRY_IE:
2490		cmd->initiator = QLINK_REGDOM_SET_BY_COUNTRY_IE;
2491		break;
2492	}
2493
2494	switch (req->user_reg_hint_type) {
2495	case NL80211_USER_REG_HINT_USER:
2496		cmd->user_reg_hint_type = QLINK_USER_REG_HINT_USER;
2497		break;
2498	case NL80211_USER_REG_HINT_CELL_BASE:
2499		cmd->user_reg_hint_type = QLINK_USER_REG_HINT_CELL_BASE;
2500		break;
2501	case NL80211_USER_REG_HINT_INDOOR:
2502		cmd->user_reg_hint_type = QLINK_USER_REG_HINT_INDOOR;
2503		break;
2504	}
2505
2506	qtnf_bus_lock(bus);
2507
2508	ret = qtnf_cmd_send(bus, cmd_skb, &res_code);
2509	if (ret)
2510		goto out;
2511
2512	switch (res_code) {
2513	case QLINK_CMD_RESULT_ENOTSUPP:
2514		pr_warn("reg update not supported\n");
2515		ret = -EOPNOTSUPP;
2516		break;
2517	case QLINK_CMD_RESULT_EALREADY:
2518		pr_info("regulatory domain is already set to %c%c",
2519			req->alpha2[0], req->alpha2[1]);
2520		ret = -EALREADY;
2521		break;
2522	case QLINK_CMD_RESULT_OK:
2523		ret = 0;
2524		break;
2525	default:
2526		ret = -EFAULT;
2527		break;
2528	}
2529
2530out:
2531	qtnf_bus_unlock(bus);
2532
2533	return ret;
2534}
2535
2536int qtnf_cmd_get_chan_stats(struct qtnf_wmac *mac, u16 channel,
2537			    struct qtnf_chan_stats *stats)
2538{
2539	struct sk_buff *cmd_skb, *resp_skb = NULL;
2540	struct qlink_cmd_get_chan_stats *cmd;
2541	struct qlink_resp_get_chan_stats *resp;
2542	size_t var_data_len;
2543	u16 res_code = QLINK_CMD_RESULT_OK;
2544	int ret = 0;
2545
2546	cmd_skb = qtnf_cmd_alloc_new_cmdskb(mac->macid, QLINK_VIFID_RSVD,
2547					    QLINK_CMD_CHAN_STATS,
2548					    sizeof(*cmd));
2549	if (!cmd_skb)
2550		return -ENOMEM;
2551
2552	qtnf_bus_lock(mac->bus);
2553
2554	cmd = (struct qlink_cmd_get_chan_stats *)cmd_skb->data;
2555	cmd->channel = cpu_to_le16(channel);
2556
2557	ret = qtnf_cmd_send_with_reply(mac->bus, cmd_skb, &resp_skb, &res_code,
2558				       sizeof(*resp), &var_data_len);
2559	if (unlikely(ret)) {
2560		qtnf_bus_unlock(mac->bus);
2561		return ret;
2562	}
2563
2564	if (unlikely(res_code != QLINK_CMD_RESULT_OK)) {
2565		switch (res_code) {
2566		case QLINK_CMD_RESULT_ENOTFOUND:
2567			ret = -ENOENT;
2568			break;
2569		default:
2570			pr_err("cmd exec failed: 0x%.4X\n", res_code);
2571			ret = -EFAULT;
2572			break;
2573		}
2574		goto out;
2575	}
2576
2577	resp = (struct qlink_resp_get_chan_stats *)resp_skb->data;
2578	ret = qtnf_cmd_resp_proc_chan_stat_info(stats, resp->info,
2579						var_data_len);
2580
2581out:
2582	qtnf_bus_unlock(mac->bus);
2583	consume_skb(resp_skb);
2584	return ret;
2585}
2586
2587int qtnf_cmd_send_chan_switch(struct qtnf_vif *vif,
2588			      struct cfg80211_csa_settings *params)
2589{
2590	struct qtnf_wmac *mac = vif->mac;
2591	struct qlink_cmd_chan_switch *cmd;
2592	struct sk_buff *cmd_skb;
2593	u16 res_code = QLINK_CMD_RESULT_OK;
2594	int ret;
2595
2596	cmd_skb = qtnf_cmd_alloc_new_cmdskb(mac->macid, vif->vifid,
2597					    QLINK_CMD_CHAN_SWITCH,
2598					    sizeof(*cmd));
2599	if (!cmd_skb)
2600		return -ENOMEM;
2601
2602	qtnf_bus_lock(mac->bus);
2603
2604	cmd = (struct qlink_cmd_chan_switch *)cmd_skb->data;
2605	cmd->channel = cpu_to_le16(params->chandef.chan->hw_value);
2606	cmd->radar_required = params->radar_required;
2607	cmd->block_tx = params->block_tx;
2608	cmd->beacon_count = params->count;
2609
2610	ret = qtnf_cmd_send(mac->bus, cmd_skb, &res_code);
2611
2612	if (unlikely(ret))
2613		goto out;
2614
2615	switch (res_code) {
2616	case QLINK_CMD_RESULT_OK:
2617		ret = 0;
2618		break;
2619	case QLINK_CMD_RESULT_ENOTFOUND:
2620		ret = -ENOENT;
2621		break;
2622	case QLINK_CMD_RESULT_ENOTSUPP:
2623		ret = -EOPNOTSUPP;
2624		break;
2625	case QLINK_CMD_RESULT_EALREADY:
2626		ret = -EALREADY;
2627		break;
2628	case QLINK_CMD_RESULT_INVALID:
2629	default:
2630		ret = -EFAULT;
2631		break;
2632	}
2633
2634out:
2635	qtnf_bus_unlock(mac->bus);
2636	return ret;
2637}
2638
2639int qtnf_cmd_get_channel(struct qtnf_vif *vif, struct cfg80211_chan_def *chdef)
2640{
2641	struct qtnf_bus *bus = vif->mac->bus;
2642	const struct qlink_resp_channel_get *resp;
2643	struct sk_buff *cmd_skb;
2644	struct sk_buff *resp_skb = NULL;
2645	u16 res_code = QLINK_CMD_RESULT_OK;
2646	int ret;
2647
2648	cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
2649					    QLINK_CMD_CHAN_GET,
2650					    sizeof(struct qlink_cmd));
2651	if (!cmd_skb)
2652		return -ENOMEM;
2653
2654	qtnf_bus_lock(bus);
2655
2656	ret = qtnf_cmd_send_with_reply(bus, cmd_skb, &resp_skb, &res_code,
2657				       sizeof(*resp), NULL);
2658
2659	qtnf_bus_unlock(bus);
2660
2661	if (unlikely(ret))
2662		goto out;
2663
2664	if (unlikely(res_code != QLINK_CMD_RESULT_OK)) {
2665		ret = -ENODATA;
2666		goto out;
2667	}
2668
2669	resp = (const struct qlink_resp_channel_get *)resp_skb->data;
2670	qlink_chandef_q2cfg(priv_to_wiphy(vif->mac), &resp->chan, chdef);
2671
2672out:
2673	consume_skb(resp_skb);
2674	return ret;
2675}
2676
2677int qtnf_cmd_start_cac(const struct qtnf_vif *vif,
2678		       const struct cfg80211_chan_def *chdef,
2679		       u32 cac_time_ms)
2680{
2681	struct qtnf_bus *bus = vif->mac->bus;
2682	struct sk_buff *cmd_skb;
2683	struct qlink_cmd_start_cac *cmd;
2684	int ret;
2685	u16 res_code;
2686
2687	cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
2688					    QLINK_CMD_START_CAC,
2689					    sizeof(*cmd));
2690	if (!cmd_skb)
2691		return -ENOMEM;
2692
2693	cmd = (struct qlink_cmd_start_cac *)cmd_skb->data;
2694	cmd->cac_time_ms = cpu_to_le32(cac_time_ms);
2695	qlink_chandef_cfg2q(chdef, &cmd->chan);
2696
2697	qtnf_bus_lock(bus);
2698	ret = qtnf_cmd_send(bus, cmd_skb, &res_code);
2699	qtnf_bus_unlock(bus);
2700
2701	if (ret)
2702		return ret;
2703
2704	switch (res_code) {
2705	case QLINK_CMD_RESULT_OK:
2706		break;
2707	default:
2708		ret = -EOPNOTSUPP;
2709		break;
2710	}
2711
2712	return ret;
2713}
2714
2715int qtnf_cmd_set_mac_acl(const struct qtnf_vif *vif,
2716			 const struct cfg80211_acl_data *params)
2717{
2718	struct qtnf_bus *bus = vif->mac->bus;
2719	struct sk_buff *cmd_skb;
2720	struct qlink_tlv_hdr *tlv;
2721	size_t acl_size = qtnf_cmd_acl_data_size(params);
2722	u16 res_code;
2723	int ret;
2724
2725	cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
2726					    QLINK_CMD_SET_MAC_ACL,
2727					    sizeof(struct qlink_cmd));
2728	if (!cmd_skb)
2729		return -ENOMEM;
2730
2731	tlv = skb_put(cmd_skb, sizeof(*tlv) + acl_size);
2732	tlv->type = cpu_to_le16(QTN_TLV_ID_ACL_DATA);
2733	tlv->len = cpu_to_le16(acl_size);
2734	qlink_acl_data_cfg2q(params, (struct qlink_acl_data *)tlv->val);
2735
2736	qtnf_bus_lock(bus);
2737	ret = qtnf_cmd_send(bus, cmd_skb, &res_code);
2738	qtnf_bus_unlock(bus);
2739
2740	if (unlikely(ret))
2741		return ret;
2742
2743	switch (res_code) {
2744	case QLINK_CMD_RESULT_OK:
2745		break;
2746	case QLINK_CMD_RESULT_INVALID:
2747		ret = -EINVAL;
2748		break;
2749	default:
2750		ret = -EOPNOTSUPP;
2751		break;
2752	}
2753
2754	return ret;
2755}