sta_cmd.c

   1// SPDX-License-Identifier: GPL-2.0-only
   2/*
   3 * NXP Wireless LAN device driver: station command handling
   4 *
   5 * Copyright 2011-2020 NXP
   6 */
   7
   8#include "decl.h"
   9#include "ioctl.h"
  10#include "util.h"
  11#include "fw.h"
  12#include "main.h"
  13#include "wmm.h"
  14#include "11n.h"
  15#include "11ac.h"
  16
  17static bool drcs;
  18module_param(drcs, bool, 0644);
  19MODULE_PARM_DESC(drcs, "multi-channel operation:1, single-channel operation:0");
  20
  21static bool disable_auto_ds;
  22module_param(disable_auto_ds, bool, 0);
  23MODULE_PARM_DESC(disable_auto_ds,
  24		 "deepsleep enabled=0(default), deepsleep disabled=1");
  25/*
  26 * This function prepares command to set/get RSSI information.
  27 *
  28 * Preparation includes -
  29 *      - Setting command ID, action and proper size
  30 *      - Setting data/beacon average factors
  31 *      - Resetting SNR/NF/RSSI values in private structure
  32 *      - Ensuring correct endian-ness
  33 */
  34static int
  35mwifiex_cmd_802_11_rssi_info(struct mwifiex_private *priv,
  36			     struct host_cmd_ds_command *cmd, u16 cmd_action)
  37{
  38	cmd->command = cpu_to_le16(HostCmd_CMD_RSSI_INFO);
  39	cmd->size = cpu_to_le16(sizeof(struct host_cmd_ds_802_11_rssi_info) +
  40				S_DS_GEN);
  41	cmd->params.rssi_info.action = cpu_to_le16(cmd_action);
  42	cmd->params.rssi_info.ndata = cpu_to_le16(priv->data_avg_factor);
  43	cmd->params.rssi_info.nbcn = cpu_to_le16(priv->bcn_avg_factor);
  44
  45	/* Reset SNR/NF/RSSI values in private structure */
  46	priv->data_rssi_last = 0;
  47	priv->data_nf_last = 0;
  48	priv->data_rssi_avg = 0;
  49	priv->data_nf_avg = 0;
  50	priv->bcn_rssi_last = 0;
  51	priv->bcn_nf_last = 0;
  52	priv->bcn_rssi_avg = 0;
  53	priv->bcn_nf_avg = 0;
  54
  55	return 0;
  56}
  57
  58/*
  59 * This function prepares command to set MAC control.
  60 *
  61 * Preparation includes -
  62 *      - Setting command ID, action and proper size
  63 *      - Ensuring correct endian-ness
  64 */
  65static int mwifiex_cmd_mac_control(struct mwifiex_private *priv,
  66				   struct host_cmd_ds_command *cmd,
  67				   u16 cmd_action, u32 *action)
  68{
  69	struct host_cmd_ds_mac_control *mac_ctrl = &cmd->params.mac_ctrl;
  70
  71	if (cmd_action != HostCmd_ACT_GEN_SET) {
  72		mwifiex_dbg(priv->adapter, ERROR,
  73			    "mac_control: only support set cmd\n");
  74		return -1;
  75	}
  76
  77	cmd->command = cpu_to_le16(HostCmd_CMD_MAC_CONTROL);
  78	cmd->size =
  79		cpu_to_le16(sizeof(struct host_cmd_ds_mac_control) + S_DS_GEN);
  80	mac_ctrl->action = cpu_to_le32(*action);
  81
  82	return 0;
  83}
  84
  85/*
  86 * This function prepares command to set/get SNMP MIB.
  87 *
  88 * Preparation includes -
  89 *      - Setting command ID, action and proper size
  90 *      - Setting SNMP MIB OID number and value
  91 *        (as required)
  92 *      - Ensuring correct endian-ness
  93 *
  94 * The following SNMP MIB OIDs are supported -
  95 *      - FRAG_THRESH_I     : Fragmentation threshold
  96 *      - RTS_THRESH_I      : RTS threshold
  97 *      - SHORT_RETRY_LIM_I : Short retry limit
  98 *      - DOT11D_I          : 11d support
  99 */
 100static int mwifiex_cmd_802_11_snmp_mib(struct mwifiex_private *priv,
 101				       struct host_cmd_ds_command *cmd,
 102				       u16 cmd_action, u32 cmd_oid,
 103				       u16 *ul_temp)
 104{
 105	struct host_cmd_ds_802_11_snmp_mib *snmp_mib = &cmd->params.smib;
 106
 107	mwifiex_dbg(priv->adapter, CMD,
 108		    "cmd: SNMP_CMD: cmd_oid = 0x%x\n", cmd_oid);
 109	cmd->command = cpu_to_le16(HostCmd_CMD_802_11_SNMP_MIB);
 110	cmd->size = cpu_to_le16(sizeof(struct host_cmd_ds_802_11_snmp_mib)
 111				- 1 + S_DS_GEN);
 112
 113	snmp_mib->oid = cpu_to_le16((u16)cmd_oid);
 114	if (cmd_action == HostCmd_ACT_GEN_GET) {
 115		snmp_mib->query_type = cpu_to_le16(HostCmd_ACT_GEN_GET);
 116		snmp_mib->buf_size = cpu_to_le16(MAX_SNMP_BUF_SIZE);
 117		le16_unaligned_add_cpu(&cmd->size, MAX_SNMP_BUF_SIZE);
 118	} else if (cmd_action == HostCmd_ACT_GEN_SET) {
 119		snmp_mib->query_type = cpu_to_le16(HostCmd_ACT_GEN_SET);
 120		snmp_mib->buf_size = cpu_to_le16(sizeof(u16));
 121		put_unaligned_le16(*ul_temp, snmp_mib->value);
 122		le16_unaligned_add_cpu(&cmd->size, sizeof(u16));
 123	}
 124
 125	mwifiex_dbg(priv->adapter, CMD,
 126		    "cmd: SNMP_CMD: Action=0x%x, OID=0x%x,\t"
 127		    "OIDSize=0x%x, Value=0x%x\n",
 128		    cmd_action, cmd_oid, le16_to_cpu(snmp_mib->buf_size),
 129		    get_unaligned_le16(snmp_mib->value));
 130	return 0;
 131}
 132
 133/*
 134 * This function prepares command to get log.
 135 *
 136 * Preparation includes -
 137 *      - Setting command ID and proper size
 138 *      - Ensuring correct endian-ness
 139 */
 140static int
 141mwifiex_cmd_802_11_get_log(struct host_cmd_ds_command *cmd)
 142{
 143	cmd->command = cpu_to_le16(HostCmd_CMD_802_11_GET_LOG);
 144	cmd->size = cpu_to_le16(sizeof(struct host_cmd_ds_802_11_get_log) +
 145				S_DS_GEN);
 146	return 0;
 147}
 148
 149/*
 150 * This function prepares command to set/get Tx data rate configuration.
 151 *
 152 * Preparation includes -
 153 *      - Setting command ID, action and proper size
 154 *      - Setting configuration index, rate scope and rate drop pattern
 155 *        parameters (as required)
 156 *      - Ensuring correct endian-ness
 157 */
 158static int mwifiex_cmd_tx_rate_cfg(struct mwifiex_private *priv,
 159				   struct host_cmd_ds_command *cmd,
 160				   u16 cmd_action, const u16 *pbitmap_rates)
 161{
 162	struct host_cmd_ds_tx_rate_cfg *rate_cfg = &cmd->params.tx_rate_cfg;
 163	struct mwifiex_rate_scope *rate_scope;
 164	struct mwifiex_rate_drop_pattern *rate_drop;
 165	u32 i;
 166
 167	cmd->command = cpu_to_le16(HostCmd_CMD_TX_RATE_CFG);
 168
 169	rate_cfg->action = cpu_to_le16(cmd_action);
 170	rate_cfg->cfg_index = 0;
 171
 172	rate_scope = (struct mwifiex_rate_scope *) ((u8 *) rate_cfg +
 173		      sizeof(struct host_cmd_ds_tx_rate_cfg));
 174	rate_scope->type = cpu_to_le16(TLV_TYPE_RATE_SCOPE);
 175	rate_scope->length = cpu_to_le16
 176		(sizeof(*rate_scope) - sizeof(struct mwifiex_ie_types_header));
 177	if (!pbitmap_rates)
 178		pbitmap_rates = priv->bitmap_rates;
 179
 180	rate_scope->hr_dsss_rate_bitmap = cpu_to_le16(pbitmap_rates[0]);
 181	rate_scope->ofdm_rate_bitmap = cpu_to_le16(pbitmap_rates[1]);
 182
 183	for (i = 0; i < ARRAY_SIZE(rate_scope->ht_mcs_rate_bitmap); i++)
 184		rate_scope->ht_mcs_rate_bitmap[i] = cpu_to_le16(pbitmap_rates[2 + i]);
 185
 186	if (priv->adapter->fw_api_ver == MWIFIEX_FW_V15) {
 187		for (i = 0; i < ARRAY_SIZE(rate_scope->vht_mcs_rate_bitmap); i++)
 188			rate_scope->vht_mcs_rate_bitmap[i] =
 189				cpu_to_le16(pbitmap_rates[10 + i]);
 190	}
 191
 192	rate_drop = (struct mwifiex_rate_drop_pattern *) ((u8 *) rate_scope +
 193					     sizeof(struct mwifiex_rate_scope));
 194	rate_drop->type = cpu_to_le16(TLV_TYPE_RATE_DROP_CONTROL);
 195	rate_drop->length = cpu_to_le16(sizeof(rate_drop->rate_drop_mode));
 196	rate_drop->rate_drop_mode = 0;
 197
 198	cmd->size =
 199		cpu_to_le16(S_DS_GEN + sizeof(struct host_cmd_ds_tx_rate_cfg) +
 200			    sizeof(struct mwifiex_rate_scope) +
 201			    sizeof(struct mwifiex_rate_drop_pattern));
 202
 203	return 0;
 204}
 205
 206/*
 207 * This function prepares command to set/get Tx power configuration.
 208 *
 209 * Preparation includes -
 210 *      - Setting command ID, action and proper size
 211 *      - Setting Tx power mode, power group TLV
 212 *        (as required)
 213 *      - Ensuring correct endian-ness
 214 */
 215static int mwifiex_cmd_tx_power_cfg(struct host_cmd_ds_command *cmd,
 216				    u16 cmd_action,
 217				    struct host_cmd_ds_txpwr_cfg *txp)
 218{
 219	struct mwifiex_types_power_group *pg_tlv;
 220	struct host_cmd_ds_txpwr_cfg *cmd_txp_cfg = &cmd->params.txp_cfg;
 221
 222	cmd->command = cpu_to_le16(HostCmd_CMD_TXPWR_CFG);
 223	cmd->size =
 224		cpu_to_le16(S_DS_GEN + sizeof(struct host_cmd_ds_txpwr_cfg));
 225	switch (cmd_action) {
 226	case HostCmd_ACT_GEN_SET:
 227		if (txp->mode) {
 228			pg_tlv = (struct mwifiex_types_power_group
 229				  *) ((unsigned long) txp +
 230				     sizeof(struct host_cmd_ds_txpwr_cfg));
 231			memmove(cmd_txp_cfg, txp,
 232				sizeof(struct host_cmd_ds_txpwr_cfg) +
 233				sizeof(struct mwifiex_types_power_group) +
 234				le16_to_cpu(pg_tlv->length));
 235
 236			pg_tlv = (struct mwifiex_types_power_group *) ((u8 *)
 237				  cmd_txp_cfg +
 238				  sizeof(struct host_cmd_ds_txpwr_cfg));
 239			cmd->size = cpu_to_le16(le16_to_cpu(cmd->size) +
 240				  sizeof(struct mwifiex_types_power_group) +
 241				  le16_to_cpu(pg_tlv->length));
 242		} else {
 243			memmove(cmd_txp_cfg, txp, sizeof(*txp));
 244		}
 245		cmd_txp_cfg->action = cpu_to_le16(cmd_action);
 246		break;
 247	case HostCmd_ACT_GEN_GET:
 248		cmd_txp_cfg->action = cpu_to_le16(cmd_action);
 249		break;
 250	}
 251
 252	return 0;
 253}
 254
 255/*
 256 * This function prepares command to get RF Tx power.
 257 */
 258static int mwifiex_cmd_rf_tx_power(struct mwifiex_private *priv,
 259				   struct host_cmd_ds_command *cmd,
 260				   u16 cmd_action, void *data_buf)
 261{
 262	struct host_cmd_ds_rf_tx_pwr *txp = &cmd->params.txp;
 263
 264	cmd->size = cpu_to_le16(sizeof(struct host_cmd_ds_rf_tx_pwr)
 265				+ S_DS_GEN);
 266	cmd->command = cpu_to_le16(HostCmd_CMD_RF_TX_PWR);
 267	txp->action = cpu_to_le16(cmd_action);
 268
 269	return 0;
 270}
 271
 272/*
 273 * This function prepares command to set rf antenna.
 274 */
 275static int mwifiex_cmd_rf_antenna(struct mwifiex_private *priv,
 276				  struct host_cmd_ds_command *cmd,
 277				  u16 cmd_action,
 278				  struct mwifiex_ds_ant_cfg *ant_cfg)
 279{
 280	struct host_cmd_ds_rf_ant_mimo *ant_mimo = &cmd->params.ant_mimo;
 281	struct host_cmd_ds_rf_ant_siso *ant_siso = &cmd->params.ant_siso;
 282
 283	cmd->command = cpu_to_le16(HostCmd_CMD_RF_ANTENNA);
 284
 285	switch (cmd_action) {
 286	case HostCmd_ACT_GEN_SET:
 287		if (priv->adapter->hw_dev_mcs_support == HT_STREAM_2X2) {
 288			cmd->size = cpu_to_le16(sizeof(struct
 289						host_cmd_ds_rf_ant_mimo)
 290						+ S_DS_GEN);
 291			ant_mimo->action_tx = cpu_to_le16(HostCmd_ACT_SET_TX);
 292			ant_mimo->tx_ant_mode = cpu_to_le16((u16)ant_cfg->
 293							    tx_ant);
 294			ant_mimo->action_rx = cpu_to_le16(HostCmd_ACT_SET_RX);
 295			ant_mimo->rx_ant_mode = cpu_to_le16((u16)ant_cfg->
 296							    rx_ant);
 297		} else {
 298			cmd->size = cpu_to_le16(sizeof(struct
 299						host_cmd_ds_rf_ant_siso) +
 300						S_DS_GEN);
 301			ant_siso->action = cpu_to_le16(HostCmd_ACT_SET_BOTH);
 302			ant_siso->ant_mode = cpu_to_le16((u16)ant_cfg->tx_ant);
 303		}
 304		break;
 305	case HostCmd_ACT_GEN_GET:
 306		if (priv->adapter->hw_dev_mcs_support == HT_STREAM_2X2) {
 307			cmd->size = cpu_to_le16(sizeof(struct
 308						host_cmd_ds_rf_ant_mimo) +
 309						S_DS_GEN);
 310			ant_mimo->action_tx = cpu_to_le16(HostCmd_ACT_GET_TX);
 311			ant_mimo->action_rx = cpu_to_le16(HostCmd_ACT_GET_RX);
 312		} else {
 313			cmd->size = cpu_to_le16(sizeof(struct
 314						host_cmd_ds_rf_ant_siso) +
 315						S_DS_GEN);
 316			ant_siso->action = cpu_to_le16(HostCmd_ACT_GET_BOTH);
 317		}
 318		break;
 319	}
 320	return 0;
 321}
 322
 323/*
 324 * This function prepares command to set Host Sleep configuration.
 325 *
 326 * Preparation includes -
 327 *      - Setting command ID and proper size
 328 *      - Setting Host Sleep action, conditions, ARP filters
 329 *        (as required)
 330 *      - Ensuring correct endian-ness
 331 */
 332static int
 333mwifiex_cmd_802_11_hs_cfg(struct mwifiex_private *priv,
 334			  struct host_cmd_ds_command *cmd,
 335			  u16 cmd_action,
 336			  struct mwifiex_hs_config_param *hscfg_param)
 337{
 338	struct mwifiex_adapter *adapter = priv->adapter;
 339	struct host_cmd_ds_802_11_hs_cfg_enh *hs_cfg = &cmd->params.opt_hs_cfg;
 340	u8 *tlv = (u8 *)hs_cfg + sizeof(struct host_cmd_ds_802_11_hs_cfg_enh);
 341	struct mwifiex_ps_param_in_hs *psparam_tlv = NULL;
 342	bool hs_activate = false;
 343	u16 size;
 344
 345	if (!hscfg_param)
 346		/* New Activate command */
 347		hs_activate = true;
 348	cmd->command = cpu_to_le16(HostCmd_CMD_802_11_HS_CFG_ENH);
 349
 350	if (!hs_activate &&
 351	    (hscfg_param->conditions != cpu_to_le32(HS_CFG_CANCEL)) &&
 352	    ((adapter->arp_filter_size > 0) &&
 353	     (adapter->arp_filter_size <= ARP_FILTER_MAX_BUF_SIZE))) {
 354		mwifiex_dbg(adapter, CMD,
 355			    "cmd: Attach %d bytes ArpFilter to HSCfg cmd\n",
 356			    adapter->arp_filter_size);
 357		memcpy(((u8 *) hs_cfg) +
 358		       sizeof(struct host_cmd_ds_802_11_hs_cfg_enh),
 359		       adapter->arp_filter, adapter->arp_filter_size);
 360		size = adapter->arp_filter_size +
 361			sizeof(struct host_cmd_ds_802_11_hs_cfg_enh)
 362			+ S_DS_GEN;
 363		tlv = (u8 *)hs_cfg
 364			+ sizeof(struct host_cmd_ds_802_11_hs_cfg_enh)
 365			+ adapter->arp_filter_size;
 366	} else {
 367		size = S_DS_GEN + sizeof(struct host_cmd_ds_802_11_hs_cfg_enh);
 368	}
 369	if (hs_activate) {
 370		hs_cfg->action = cpu_to_le16(HS_ACTIVATE);
 371		hs_cfg->params.hs_activate.resp_ctrl = cpu_to_le16(RESP_NEEDED);
 372
 373		adapter->hs_activated_manually = true;
 374		mwifiex_dbg(priv->adapter, CMD,
 375			    "cmd: Activating host sleep manually\n");
 376	} else {
 377		hs_cfg->action = cpu_to_le16(HS_CONFIGURE);
 378		hs_cfg->params.hs_config.conditions = hscfg_param->conditions;
 379		hs_cfg->params.hs_config.gpio = hscfg_param->gpio;
 380		hs_cfg->params.hs_config.gap = hscfg_param->gap;
 381
 382		size += sizeof(struct mwifiex_ps_param_in_hs);
 383		psparam_tlv = (struct mwifiex_ps_param_in_hs *)tlv;
 384		psparam_tlv->header.type =
 385			cpu_to_le16(TLV_TYPE_PS_PARAMS_IN_HS);
 386		psparam_tlv->header.len =
 387			cpu_to_le16(sizeof(struct mwifiex_ps_param_in_hs)
 388				- sizeof(struct mwifiex_ie_types_header));
 389		psparam_tlv->hs_wake_int = cpu_to_le32(HS_DEF_WAKE_INTERVAL);
 390		psparam_tlv->hs_inact_timeout =
 391			cpu_to_le32(HS_DEF_INACTIVITY_TIMEOUT);
 392
 393		mwifiex_dbg(adapter, CMD,
 394			    "cmd: HS_CFG_CMD: condition:0x%x gpio:0x%x gap:0x%x\n",
 395			    hs_cfg->params.hs_config.conditions,
 396			    hs_cfg->params.hs_config.gpio,
 397			    hs_cfg->params.hs_config.gap);
 398	}
 399	cmd->size = cpu_to_le16(size);
 400
 401	return 0;
 402}
 403
 404/*
 405 * This function prepares command to set/get MAC address.
 406 *
 407 * Preparation includes -
 408 *      - Setting command ID, action and proper size
 409 *      - Setting MAC address (for SET only)
 410 *      - Ensuring correct endian-ness
 411 */
 412static int mwifiex_cmd_802_11_mac_address(struct mwifiex_private *priv,
 413					  struct host_cmd_ds_command *cmd,
 414					  u16 cmd_action)
 415{
 416	cmd->command = cpu_to_le16(HostCmd_CMD_802_11_MAC_ADDRESS);
 417	cmd->size = cpu_to_le16(sizeof(struct host_cmd_ds_802_11_mac_address) +
 418				S_DS_GEN);
 419	cmd->result = 0;
 420
 421	cmd->params.mac_addr.action = cpu_to_le16(cmd_action);
 422
 423	if (cmd_action == HostCmd_ACT_GEN_SET)
 424		memcpy(cmd->params.mac_addr.mac_addr, priv->curr_addr,
 425		       ETH_ALEN);
 426	return 0;
 427}
 428
 429/*
 430 * This function prepares command to set MAC multicast address.
 431 *
 432 * Preparation includes -
 433 *      - Setting command ID, action and proper size
 434 *      - Setting MAC multicast address
 435 *      - Ensuring correct endian-ness
 436 */
 437static int
 438mwifiex_cmd_mac_multicast_adr(struct host_cmd_ds_command *cmd,
 439			      u16 cmd_action,
 440			      struct mwifiex_multicast_list *mcast_list)
 441{
 442	struct host_cmd_ds_mac_multicast_adr *mcast_addr = &cmd->params.mc_addr;
 443
 444	cmd->size = cpu_to_le16(sizeof(struct host_cmd_ds_mac_multicast_adr) +
 445				S_DS_GEN);
 446	cmd->command = cpu_to_le16(HostCmd_CMD_MAC_MULTICAST_ADR);
 447
 448	mcast_addr->action = cpu_to_le16(cmd_action);
 449	mcast_addr->num_of_adrs =
 450		cpu_to_le16((u16) mcast_list->num_multicast_addr);
 451	memcpy(mcast_addr->mac_list, mcast_list->mac_list,
 452	       mcast_list->num_multicast_addr * ETH_ALEN);
 453
 454	return 0;
 455}
 456
 457/*
 458 * This function prepares command to deauthenticate.
 459 *
 460 * Preparation includes -
 461 *      - Setting command ID and proper size
 462 *      - Setting AP MAC address and reason code
 463 *      - Ensuring correct endian-ness
 464 */
 465static int mwifiex_cmd_802_11_deauthenticate(struct mwifiex_private *priv,
 466					     struct host_cmd_ds_command *cmd,
 467					     u8 *mac)
 468{
 469	struct host_cmd_ds_802_11_deauthenticate *deauth = &cmd->params.deauth;
 470
 471	cmd->command = cpu_to_le16(HostCmd_CMD_802_11_DEAUTHENTICATE);
 472	cmd->size = cpu_to_le16(sizeof(struct host_cmd_ds_802_11_deauthenticate)
 473				+ S_DS_GEN);
 474
 475	/* Set AP MAC address */
 476	memcpy(deauth->mac_addr, mac, ETH_ALEN);
 477
 478	mwifiex_dbg(priv->adapter, CMD, "cmd: Deauth: %pM\n", deauth->mac_addr);
 479
 480	deauth->reason_code = cpu_to_le16(WLAN_REASON_DEAUTH_LEAVING);
 481
 482	return 0;
 483}
 484
 485/*
 486 * This function prepares command to stop Ad-Hoc network.
 487 *
 488 * Preparation includes -
 489 *      - Setting command ID and proper size
 490 *      - Ensuring correct endian-ness
 491 */
 492static int mwifiex_cmd_802_11_ad_hoc_stop(struct host_cmd_ds_command *cmd)
 493{
 494	cmd->command = cpu_to_le16(HostCmd_CMD_802_11_AD_HOC_STOP);
 495	cmd->size = cpu_to_le16(S_DS_GEN);
 496	return 0;
 497}
 498
 499/*
 500 * This function sets WEP key(s) to key parameter TLV(s).
 501 *
 502 * Multi-key parameter TLVs are supported, so we can send multiple
 503 * WEP keys in a single buffer.
 504 */
 505static int
 506mwifiex_set_keyparamset_wep(struct mwifiex_private *priv,
 507			    struct mwifiex_ie_type_key_param_set *key_param_set,
 508			    u16 *key_param_len)
 509{
 510	int cur_key_param_len;
 511	u8 i;
 512
 513	/* Multi-key_param_set TLV is supported */
 514	for (i = 0; i < NUM_WEP_KEYS; i++) {
 515		if ((priv->wep_key[i].key_length == WLAN_KEY_LEN_WEP40) ||
 516		    (priv->wep_key[i].key_length == WLAN_KEY_LEN_WEP104)) {
 517			key_param_set->type =
 518				cpu_to_le16(TLV_TYPE_KEY_MATERIAL);
 519/* Key_param_set WEP fixed length */
 520#define KEYPARAMSET_WEP_FIXED_LEN 8
 521			key_param_set->length = cpu_to_le16((u16)
 522					(priv->wep_key[i].
 523					 key_length +
 524					 KEYPARAMSET_WEP_FIXED_LEN));
 525			key_param_set->key_type_id =
 526				cpu_to_le16(KEY_TYPE_ID_WEP);
 527			key_param_set->key_info =
 528				cpu_to_le16(KEY_ENABLED | KEY_UNICAST |
 529					    KEY_MCAST);
 530			key_param_set->key_len =
 531				cpu_to_le16(priv->wep_key[i].key_length);
 532			/* Set WEP key index */
 533			key_param_set->key[0] = i;
 534			/* Set default Tx key flag */
 535			if (i ==
 536			    (priv->
 537			     wep_key_curr_index & HostCmd_WEP_KEY_INDEX_MASK))
 538				key_param_set->key[1] = 1;
 539			else
 540				key_param_set->key[1] = 0;
 541			memmove(&key_param_set->key[2],
 542				priv->wep_key[i].key_material,
 543				priv->wep_key[i].key_length);
 544
 545			cur_key_param_len = priv->wep_key[i].key_length +
 546				KEYPARAMSET_WEP_FIXED_LEN +
 547				sizeof(struct mwifiex_ie_types_header);
 548			*key_param_len += (u16) cur_key_param_len;
 549			key_param_set =
 550				(struct mwifiex_ie_type_key_param_set *)
 551						((u8 *)key_param_set +
 552						 cur_key_param_len);
 553		} else if (!priv->wep_key[i].key_length) {
 554			continue;
 555		} else {
 556			mwifiex_dbg(priv->adapter, ERROR,
 557				    "key%d Length = %d is incorrect\n",
 558				    (i + 1), priv->wep_key[i].key_length);
 559			return -1;
 560		}
 561	}
 562
 563	return 0;
 564}
 565
 566/* This function populates key material v2 command
 567 * to set network key for AES & CMAC AES.
 568 */
 569static int mwifiex_set_aes_key_v2(struct mwifiex_private *priv,
 570				  struct host_cmd_ds_command *cmd,
 571				  struct mwifiex_ds_encrypt_key *enc_key,
 572				  struct host_cmd_ds_802_11_key_material_v2 *km)
 573{
 574	struct mwifiex_adapter *adapter = priv->adapter;
 575	u16 size, len = KEY_PARAMS_FIXED_LEN;
 576
 577	if (enc_key->is_igtk_key) {
 578		mwifiex_dbg(adapter, INFO,
 579			    "%s: Set CMAC AES Key\n", __func__);
 580		if (enc_key->is_rx_seq_valid)
 581			memcpy(km->key_param_set.key_params.cmac_aes.ipn,
 582			       enc_key->pn, enc_key->pn_len);
 583		km->key_param_set.key_info &= cpu_to_le16(~KEY_MCAST);
 584		km->key_param_set.key_info |= cpu_to_le16(KEY_IGTK);
 585		km->key_param_set.key_type = KEY_TYPE_ID_AES_CMAC;
 586		km->key_param_set.key_params.cmac_aes.key_len =
 587					  cpu_to_le16(enc_key->key_len);
 588		memcpy(km->key_param_set.key_params.cmac_aes.key,
 589		       enc_key->key_material, enc_key->key_len);
 590		len += sizeof(struct mwifiex_cmac_aes_param);
 591	} else if (enc_key->is_igtk_def_key) {
 592		mwifiex_dbg(adapter, INFO,
 593			    "%s: Set CMAC default Key index\n", __func__);
 594		km->key_param_set.key_type = KEY_TYPE_ID_AES_CMAC_DEF;
 595		km->key_param_set.key_idx = enc_key->key_index & KEY_INDEX_MASK;
 596	} else {
 597		mwifiex_dbg(adapter, INFO,
 598			    "%s: Set AES Key\n", __func__);
 599		if (enc_key->is_rx_seq_valid)
 600			memcpy(km->key_param_set.key_params.aes.pn,
 601			       enc_key->pn, enc_key->pn_len);
 602		km->key_param_set.key_type = KEY_TYPE_ID_AES;
 603		km->key_param_set.key_params.aes.key_len =
 604					  cpu_to_le16(enc_key->key_len);
 605		memcpy(km->key_param_set.key_params.aes.key,
 606		       enc_key->key_material, enc_key->key_len);
 607		len += sizeof(struct mwifiex_aes_param);
 608	}
 609
 610	km->key_param_set.len = cpu_to_le16(len);
 611	size = len + sizeof(struct mwifiex_ie_types_header) +
 612	       sizeof(km->action) + S_DS_GEN;
 613	cmd->size = cpu_to_le16(size);
 614
 615	return 0;
 616}
 617
 618/* This function prepares command to set/get/reset network key(s).
 619 * This function prepares key material command for V2 format.
 620 * Preparation includes -
 621 *      - Setting command ID, action and proper size
 622 *      - Setting WEP keys, WAPI keys or WPA keys along with required
 623 *        encryption (TKIP, AES) (as required)
 624 *      - Ensuring correct endian-ness
 625 */
 626static int
 627mwifiex_cmd_802_11_key_material_v2(struct mwifiex_private *priv,
 628				   struct host_cmd_ds_command *cmd,
 629				   u16 cmd_action, u32 cmd_oid,
 630				   struct mwifiex_ds_encrypt_key *enc_key)
 631{
 632	struct mwifiex_adapter *adapter = priv->adapter;
 633	u8 *mac = enc_key->mac_addr;
 634	u16 key_info, len = KEY_PARAMS_FIXED_LEN;
 635	struct host_cmd_ds_802_11_key_material_v2 *km =
 636						&cmd->params.key_material_v2;
 637
 638	cmd->command = cpu_to_le16(HostCmd_CMD_802_11_KEY_MATERIAL);
 639	km->action = cpu_to_le16(cmd_action);
 640
 641	if (cmd_action == HostCmd_ACT_GEN_GET) {
 642		mwifiex_dbg(adapter, INFO, "%s: Get key\n", __func__);
 643		km->key_param_set.key_idx =
 644					enc_key->key_index & KEY_INDEX_MASK;
 645		km->key_param_set.type = cpu_to_le16(TLV_TYPE_KEY_PARAM_V2);
 646		km->key_param_set.len = cpu_to_le16(KEY_PARAMS_FIXED_LEN);
 647		memcpy(km->key_param_set.mac_addr, mac, ETH_ALEN);
 648
 649		if (enc_key->key_index & MWIFIEX_KEY_INDEX_UNICAST)
 650			key_info = KEY_UNICAST;
 651		else
 652			key_info = KEY_MCAST;
 653
 654		if (enc_key->is_igtk_key)
 655			key_info |= KEY_IGTK;
 656
 657		km->key_param_set.key_info = cpu_to_le16(key_info);
 658
 659		cmd->size = cpu_to_le16(sizeof(struct mwifiex_ie_types_header) +
 660					S_DS_GEN + KEY_PARAMS_FIXED_LEN +
 661					sizeof(km->action));
 662		return 0;
 663	}
 664
 665	memset(&km->key_param_set, 0,
 666	       sizeof(struct mwifiex_ie_type_key_param_set_v2));
 667
 668	if (enc_key->key_disable) {
 669		mwifiex_dbg(adapter, INFO, "%s: Remove key\n", __func__);
 670		km->action = cpu_to_le16(HostCmd_ACT_GEN_REMOVE);
 671		km->key_param_set.type = cpu_to_le16(TLV_TYPE_KEY_PARAM_V2);
 672		km->key_param_set.len = cpu_to_le16(KEY_PARAMS_FIXED_LEN);
 673		km->key_param_set.key_idx = enc_key->key_index & KEY_INDEX_MASK;
 674		key_info = KEY_MCAST | KEY_UNICAST;
 675		km->key_param_set.key_info = cpu_to_le16(key_info);
 676		memcpy(km->key_param_set.mac_addr, mac, ETH_ALEN);
 677		cmd->size = cpu_to_le16(sizeof(struct mwifiex_ie_types_header) +
 678					S_DS_GEN + KEY_PARAMS_FIXED_LEN +
 679					sizeof(km->action));
 680		return 0;
 681	}
 682
 683	km->action = cpu_to_le16(HostCmd_ACT_GEN_SET);
 684	km->key_param_set.key_idx = enc_key->key_index & KEY_INDEX_MASK;
 685	km->key_param_set.type = cpu_to_le16(TLV_TYPE_KEY_PARAM_V2);
 686	key_info = KEY_ENABLED;
 687	memcpy(km->key_param_set.mac_addr, mac, ETH_ALEN);
 688
 689	if (enc_key->key_len <= WLAN_KEY_LEN_WEP104) {
 690		mwifiex_dbg(adapter, INFO, "%s: Set WEP Key\n", __func__);
 691		len += sizeof(struct mwifiex_wep_param);
 692		km->key_param_set.len = cpu_to_le16(len);
 693		km->key_param_set.key_type = KEY_TYPE_ID_WEP;
 694
 695		if (GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_UAP) {
 696				key_info |= KEY_MCAST | KEY_UNICAST;
 697		} else {
 698			if (enc_key->is_current_wep_key) {
 699				key_info |= KEY_MCAST | KEY_UNICAST;
 700				if (km->key_param_set.key_idx ==
 701				    (priv->wep_key_curr_index & KEY_INDEX_MASK))
 702					key_info |= KEY_DEFAULT;
 703			} else {
 704				if (is_broadcast_ether_addr(mac))
 705					key_info |= KEY_MCAST;
 706				else
 707					key_info |= KEY_UNICAST | KEY_DEFAULT;
 708			}
 709		}
 710		km->key_param_set.key_info = cpu_to_le16(key_info);
 711
 712		km->key_param_set.key_params.wep.key_len =
 713						  cpu_to_le16(enc_key->key_len);
 714		memcpy(km->key_param_set.key_params.wep.key,
 715		       enc_key->key_material, enc_key->key_len);
 716
 717		cmd->size = cpu_to_le16(sizeof(struct mwifiex_ie_types_header) +
 718					len + sizeof(km->action) + S_DS_GEN);
 719		return 0;
 720	}
 721
 722	if (is_broadcast_ether_addr(mac))
 723		key_info |= KEY_MCAST | KEY_RX_KEY;
 724	else
 725		key_info |= KEY_UNICAST | KEY_TX_KEY | KEY_RX_KEY;
 726
 727	if (enc_key->is_wapi_key) {
 728		mwifiex_dbg(adapter, INFO, "%s: Set WAPI Key\n", __func__);
 729		km->key_param_set.key_type = KEY_TYPE_ID_WAPI;
 730		memcpy(km->key_param_set.key_params.wapi.pn, enc_key->pn,
 731		       PN_LEN);
 732		km->key_param_set.key_params.wapi.key_len =
 733						cpu_to_le16(enc_key->key_len);
 734		memcpy(km->key_param_set.key_params.wapi.key,
 735		       enc_key->key_material, enc_key->key_len);
 736		if (is_broadcast_ether_addr(mac))
 737			priv->sec_info.wapi_key_on = true;
 738
 739		if (!priv->sec_info.wapi_key_on)
 740			key_info |= KEY_DEFAULT;
 741		km->key_param_set.key_info = cpu_to_le16(key_info);
 742
 743		len += sizeof(struct mwifiex_wapi_param);
 744		km->key_param_set.len = cpu_to_le16(len);
 745		cmd->size = cpu_to_le16(sizeof(struct mwifiex_ie_types_header) +
 746					len + sizeof(km->action) + S_DS_GEN);
 747		return 0;
 748	}
 749
 750	if (priv->bss_mode == NL80211_IFTYPE_ADHOC) {
 751		key_info |= KEY_DEFAULT;
 752		/* Enable unicast bit for WPA-NONE/ADHOC_AES */
 753		if (!priv->sec_info.wpa2_enabled &&
 754		    !is_broadcast_ether_addr(mac))
 755			key_info |= KEY_UNICAST;
 756	} else {
 757		/* Enable default key for WPA/WPA2 */
 758		if (!priv->wpa_is_gtk_set)
 759			key_info |= KEY_DEFAULT;
 760	}
 761
 762	km->key_param_set.key_info = cpu_to_le16(key_info);
 763
 764	if (enc_key->key_len == WLAN_KEY_LEN_CCMP)
 765		return mwifiex_set_aes_key_v2(priv, cmd, enc_key, km);
 766
 767	if (enc_key->key_len == WLAN_KEY_LEN_TKIP) {
 768		mwifiex_dbg(adapter, INFO,
 769			    "%s: Set TKIP Key\n", __func__);
 770		if (enc_key->is_rx_seq_valid)
 771			memcpy(km->key_param_set.key_params.tkip.pn,
 772			       enc_key->pn, enc_key->pn_len);
 773		km->key_param_set.key_type = KEY_TYPE_ID_TKIP;
 774		km->key_param_set.key_params.tkip.key_len =
 775						cpu_to_le16(enc_key->key_len);
 776		memcpy(km->key_param_set.key_params.tkip.key,
 777		       enc_key->key_material, enc_key->key_len);
 778
 779		len += sizeof(struct mwifiex_tkip_param);
 780		km->key_param_set.len = cpu_to_le16(len);
 781		cmd->size = cpu_to_le16(sizeof(struct mwifiex_ie_types_header) +
 782					len + sizeof(km->action) + S_DS_GEN);
 783	}
 784
 785	return 0;
 786}
 787
 788/*
 789 * This function prepares command to set/get/reset network key(s).
 790 * This function prepares key material command for V1 format.
 791 *
 792 * Preparation includes -
 793 *      - Setting command ID, action and proper size
 794 *      - Setting WEP keys, WAPI keys or WPA keys along with required
 795 *        encryption (TKIP, AES) (as required)
 796 *      - Ensuring correct endian-ness
 797 */
 798static int
 799mwifiex_cmd_802_11_key_material_v1(struct mwifiex_private *priv,
 800				   struct host_cmd_ds_command *cmd,
 801				   u16 cmd_action, u32 cmd_oid,
 802				   struct mwifiex_ds_encrypt_key *enc_key)
 803{
 804	struct host_cmd_ds_802_11_key_material *key_material =
 805		&cmd->params.key_material;
 806	struct host_cmd_tlv_mac_addr *tlv_mac;
 807	u16 key_param_len = 0, cmd_size;
 808	int ret = 0;
 809
 810	cmd->command = cpu_to_le16(HostCmd_CMD_802_11_KEY_MATERIAL);
 811	key_material->action = cpu_to_le16(cmd_action);
 812
 813	if (cmd_action == HostCmd_ACT_GEN_GET) {
 814		cmd->size =
 815			cpu_to_le16(sizeof(key_material->action) + S_DS_GEN);
 816		return ret;
 817	}
 818
 819	if (!enc_key) {
 820		struct host_cmd_ds_802_11_key_material_wep *key_material_wep =
 821			(struct host_cmd_ds_802_11_key_material_wep *)key_material;
 822		memset(key_material_wep->key_param_set, 0,
 823		       sizeof(key_material_wep->key_param_set));
 824		ret = mwifiex_set_keyparamset_wep(priv,
 825						  &key_material_wep->key_param_set[0],
 826						  &key_param_len);
 827		cmd->size = cpu_to_le16(key_param_len +
 828				    sizeof(key_material_wep->action) + S_DS_GEN);
 829		return ret;
 830	} else
 831		memset(&key_material->key_param_set, 0,
 832		       sizeof(struct mwifiex_ie_type_key_param_set));
 833	if (enc_key->is_wapi_key) {
 834		struct mwifiex_ie_type_key_param_set *set;
 835
 836		mwifiex_dbg(priv->adapter, INFO, "info: Set WAPI Key\n");
 837		set = &key_material->key_param_set;
 838		set->key_type_id = cpu_to_le16(KEY_TYPE_ID_WAPI);
 839		if (cmd_oid == KEY_INFO_ENABLED)
 840			set->key_info = cpu_to_le16(KEY_ENABLED);
 841		else
 842			set->key_info = cpu_to_le16(!KEY_ENABLED);
 843
 844		set->key[0] = enc_key->key_index;
 845		if (!priv->sec_info.wapi_key_on)
 846			set->key[1] = 1;
 847		else
 848			/* set 0 when re-key */
 849			set->key[1] = 0;
 850
 851		if (!is_broadcast_ether_addr(enc_key->mac_addr)) {
 852			/* WAPI pairwise key: unicast */
 853			set->key_info |= cpu_to_le16(KEY_UNICAST);
 854		} else {	/* WAPI group key: multicast */
 855			set->key_info |= cpu_to_le16(KEY_MCAST);
 856			priv->sec_info.wapi_key_on = true;
 857		}
 858
 859		set->type = cpu_to_le16(TLV_TYPE_KEY_MATERIAL);
 860		set->key_len = cpu_to_le16(WAPI_KEY_LEN);
 861		memcpy(&set->key[2], enc_key->key_material, enc_key->key_len);
 862		memcpy(&set->key[2 + enc_key->key_len], enc_key->pn, PN_LEN);
 863		set->length = cpu_to_le16(WAPI_KEY_LEN + KEYPARAMSET_FIXED_LEN);
 864
 865		key_param_len = (WAPI_KEY_LEN + KEYPARAMSET_FIXED_LEN) +
 866				 sizeof(struct mwifiex_ie_types_header);
 867		cmd->size = cpu_to_le16(sizeof(key_material->action)
 868					+ S_DS_GEN +  key_param_len);
 869		return ret;
 870	}
 871	if (enc_key->key_len == WLAN_KEY_LEN_CCMP) {
 872		if (enc_key->is_igtk_key) {
 873			mwifiex_dbg(priv->adapter, CMD, "cmd: CMAC_AES\n");
 874			key_material->key_param_set.key_type_id =
 875					cpu_to_le16(KEY_TYPE_ID_AES_CMAC);
 876			if (cmd_oid == KEY_INFO_ENABLED)
 877				key_material->key_param_set.key_info =
 878						cpu_to_le16(KEY_ENABLED);
 879			else
 880				key_material->key_param_set.key_info =
 881						cpu_to_le16(!KEY_ENABLED);
 882
 883			key_material->key_param_set.key_info |=
 884							cpu_to_le16(KEY_IGTK);
 885		} else {
 886			mwifiex_dbg(priv->adapter, CMD, "cmd: WPA_AES\n");
 887			key_material->key_param_set.key_type_id =
 888						cpu_to_le16(KEY_TYPE_ID_AES);
 889			if (cmd_oid == KEY_INFO_ENABLED)
 890				key_material->key_param_set.key_info =
 891						cpu_to_le16(KEY_ENABLED);
 892			else
 893				key_material->key_param_set.key_info =
 894						cpu_to_le16(!KEY_ENABLED);
 895
 896			if (enc_key->key_index & MWIFIEX_KEY_INDEX_UNICAST)
 897				/* AES pairwise key: unicast */
 898				key_material->key_param_set.key_info |=
 899						cpu_to_le16(KEY_UNICAST);
 900			else	/* AES group key: multicast */
 901				key_material->key_param_set.key_info |=
 902							cpu_to_le16(KEY_MCAST);
 903		}
 904	} else if (enc_key->key_len == WLAN_KEY_LEN_TKIP) {
 905		mwifiex_dbg(priv->adapter, CMD, "cmd: WPA_TKIP\n");
 906		key_material->key_param_set.key_type_id =
 907						cpu_to_le16(KEY_TYPE_ID_TKIP);
 908		key_material->key_param_set.key_info =
 909						cpu_to_le16(KEY_ENABLED);
 910
 911		if (enc_key->key_index & MWIFIEX_KEY_INDEX_UNICAST)
 912				/* TKIP pairwise key: unicast */
 913			key_material->key_param_set.key_info |=
 914						cpu_to_le16(KEY_UNICAST);
 915		else		/* TKIP group key: multicast */
 916			key_material->key_param_set.key_info |=
 917							cpu_to_le16(KEY_MCAST);
 918	}
 919
 920	if (key_material->key_param_set.key_type_id) {
 921		key_material->key_param_set.type =
 922					cpu_to_le16(TLV_TYPE_KEY_MATERIAL);
 923		key_material->key_param_set.key_len =
 924					cpu_to_le16((u16) enc_key->key_len);
 925		memcpy(key_material->key_param_set.key, enc_key->key_material,
 926		       enc_key->key_len);
 927		key_material->key_param_set.length =
 928			cpu_to_le16((u16) enc_key->key_len +
 929				    KEYPARAMSET_FIXED_LEN);
 930
 931		key_param_len = (u16)(enc_key->key_len + KEYPARAMSET_FIXED_LEN)
 932				+ sizeof(struct mwifiex_ie_types_header);
 933
 934		if (le16_to_cpu(key_material->key_param_set.key_type_id) ==
 935							KEY_TYPE_ID_AES_CMAC) {
 936			struct mwifiex_cmac_param *param =
 937					(void *)key_material->key_param_set.key;
 938
 939			memcpy(param->ipn, enc_key->pn, IGTK_PN_LEN);
 940			memcpy(param->key, enc_key->key_material,
 941			       WLAN_KEY_LEN_AES_CMAC);
 942
 943			key_param_len = sizeof(struct mwifiex_cmac_param);
 944			key_material->key_param_set.key_len =
 945						cpu_to_le16(key_param_len);
 946			key_param_len += KEYPARAMSET_FIXED_LEN;
 947			key_material->key_param_set.length =
 948						cpu_to_le16(key_param_len);
 949			key_param_len += sizeof(struct mwifiex_ie_types_header);
 950		}
 951
 952		cmd->size = cpu_to_le16(sizeof(key_material->action) + S_DS_GEN
 953					+ key_param_len);
 954
 955		if (GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_UAP) {
 956			tlv_mac = (void *)((u8 *)&key_material->key_param_set +
 957					   key_param_len);
 958			tlv_mac->header.type =
 959					cpu_to_le16(TLV_TYPE_STA_MAC_ADDR);
 960			tlv_mac->header.len = cpu_to_le16(ETH_ALEN);
 961			memcpy(tlv_mac->mac_addr, enc_key->mac_addr, ETH_ALEN);
 962			cmd_size = key_param_len + S_DS_GEN +
 963				   sizeof(key_material->action) +
 964				   sizeof(struct host_cmd_tlv_mac_addr);
 965		} else {
 966			cmd_size = key_param_len + S_DS_GEN +
 967				   sizeof(key_material->action);
 968		}
 969		cmd->size = cpu_to_le16(cmd_size);
 970	}
 971
 972	return ret;
 973}
 974
 975/* Wrapper function for setting network key depending upon FW KEY API version */
 976static int
 977mwifiex_cmd_802_11_key_material(struct mwifiex_private *priv,
 978				struct host_cmd_ds_command *cmd,
 979				u16 cmd_action, u32 cmd_oid,
 980				struct mwifiex_ds_encrypt_key *enc_key)
 981{
 982	if (priv->adapter->key_api_major_ver == KEY_API_VER_MAJOR_V2)
 983		return mwifiex_cmd_802_11_key_material_v2(priv, cmd,
 984							  cmd_action, cmd_oid,
 985							  enc_key);
 986
 987	else
 988		return mwifiex_cmd_802_11_key_material_v1(priv, cmd,
 989							  cmd_action, cmd_oid,
 990							  enc_key);
 991}
 992
 993/*
 994 * This function prepares command to set/get 11d domain information.
 995 *
 996 * Preparation includes -
 997 *      - Setting command ID, action and proper size
 998 *      - Setting domain information fields (for SET only)
 999 *      - Ensuring correct endian-ness
1000 */
1001static int mwifiex_cmd_802_11d_domain_info(struct mwifiex_private *priv,
1002					   struct host_cmd_ds_command *cmd,
1003					   u16 cmd_action)
1004{
1005	struct mwifiex_adapter *adapter = priv->adapter;
1006	struct host_cmd_ds_802_11d_domain_info *domain_info =
1007		&cmd->params.domain_info;
1008	struct mwifiex_ietypes_domain_param_set *domain =
1009		&domain_info->domain;
1010	u8 no_of_triplet = adapter->domain_reg.no_of_triplet;
1011
1012	mwifiex_dbg(adapter, INFO,
1013		    "info: 11D: no_of_triplet=0x%x\n", no_of_triplet);
1014
1015	cmd->command = cpu_to_le16(HostCmd_CMD_802_11D_DOMAIN_INFO);
1016	domain_info->action = cpu_to_le16(cmd_action);
1017	if (cmd_action == HostCmd_ACT_GEN_GET) {
1018		cmd->size = cpu_to_le16(sizeof(domain_info->action) + S_DS_GEN);
1019		return 0;
1020	}
1021
1022	/* Set domain info fields */
1023	domain->header.type = cpu_to_le16(WLAN_EID_COUNTRY);
1024	memcpy(domain->country_code, adapter->domain_reg.country_code,
1025	       sizeof(domain->country_code));
1026
1027	domain->header.len =
1028		cpu_to_le16((no_of_triplet *
1029			     sizeof(struct ieee80211_country_ie_triplet))
1030			    + sizeof(domain->country_code));
1031
1032	if (no_of_triplet) {
1033		memcpy(domain->triplet, adapter->domain_reg.triplet,
1034		       no_of_triplet * sizeof(struct
1035					      ieee80211_country_ie_triplet));
1036
1037		cmd->size = cpu_to_le16(sizeof(domain_info->action) +
1038					le16_to_cpu(domain->header.len) +
1039					sizeof(struct mwifiex_ie_types_header)
1040					+ S_DS_GEN);
1041	} else {
1042		cmd->size = cpu_to_le16(sizeof(domain_info->action) + S_DS_GEN);
1043	}
1044
1045	return 0;
1046}
1047
1048/*
1049 * This function prepares command to set/get IBSS coalescing status.
1050 *
1051 * Preparation includes -
1052 *      - Setting command ID, action and proper size
1053 *      - Setting status to enable or disable (for SET only)
1054 *      - Ensuring correct endian-ness
1055 */
1056static int mwifiex_cmd_ibss_coalescing_status(struct host_cmd_ds_command *cmd,
1057					      u16 cmd_action, u16 *enable)
1058{
1059	struct host_cmd_ds_802_11_ibss_status *ibss_coal =
1060		&(cmd->params.ibss_coalescing);
1061
1062	cmd->command = cpu_to_le16(HostCmd_CMD_802_11_IBSS_COALESCING_STATUS);
1063	cmd->size = cpu_to_le16(sizeof(struct host_cmd_ds_802_11_ibss_status) +
1064				S_DS_GEN);
1065	cmd->result = 0;
1066	ibss_coal->action = cpu_to_le16(cmd_action);
1067
1068	switch (cmd_action) {
1069	case HostCmd_ACT_GEN_SET:
1070		if (enable)
1071			ibss_coal->enable = cpu_to_le16(*enable);
1072		else
1073			ibss_coal->enable = 0;
1074		break;
1075
1076		/* In other case.. Nothing to do */
1077	case HostCmd_ACT_GEN_GET:
1078	default:
1079		break;
1080	}
1081
1082	return 0;
1083}
1084
1085/* This function prepares command buffer to get/set memory location value.
1086 */
1087static int
1088mwifiex_cmd_mem_access(struct host_cmd_ds_command *cmd, u16 cmd_action,
1089		       void *pdata_buf)
1090{
1091	struct mwifiex_ds_mem_rw *mem_rw = (void *)pdata_buf;
1092	struct host_cmd_ds_mem_access *mem_access = (void *)&cmd->params.mem;
1093
1094	cmd->command = cpu_to_le16(HostCmd_CMD_MEM_ACCESS);
1095	cmd->size = cpu_to_le16(sizeof(struct host_cmd_ds_mem_access) +
1096				S_DS_GEN);
1097
1098	mem_access->action = cpu_to_le16(cmd_action);
1099	mem_access->addr = cpu_to_le32(mem_rw->addr);
1100	mem_access->value = cpu_to_le32(mem_rw->value);
1101
1102	return 0;
1103}
1104
1105/*
1106 * This function prepares command to set/get register value.
1107 *
1108 * Preparation includes -
1109 *      - Setting command ID, action and proper size
1110 *      - Setting register offset (for both GET and SET) and
1111 *        register value (for SET only)
1112 *      - Ensuring correct endian-ness
1113 *
1114 * The following type of registers can be accessed with this function -
1115 *      - MAC register
1116 *      - BBP register
1117 *      - RF register
1118 *      - PMIC register
1119 *      - CAU register
1120 *      - EEPROM
1121 */
1122static int mwifiex_cmd_reg_access(struct host_cmd_ds_command *cmd,
1123				  u16 cmd_action, void *data_buf)
1124{
1125	struct mwifiex_ds_reg_rw *reg_rw = data_buf;
1126
1127	switch (le16_to_cpu(cmd->command)) {
1128	case HostCmd_CMD_MAC_REG_ACCESS:
1129	{
1130		struct host_cmd_ds_mac_reg_access *mac_reg;
1131
1132		cmd->size = cpu_to_le16(sizeof(*mac_reg) + S_DS_GEN);
1133		mac_reg = &cmd->params.mac_reg;
1134		mac_reg->action = cpu_to_le16(cmd_action);
1135		mac_reg->offset = cpu_to_le16((u16) reg_rw->offset);
1136		mac_reg->value = cpu_to_le32(reg_rw->value);
1137		break;
1138	}
1139	case HostCmd_CMD_BBP_REG_ACCESS:
1140	{
1141		struct host_cmd_ds_bbp_reg_access *bbp_reg;
1142
1143		cmd->size = cpu_to_le16(sizeof(*bbp_reg) + S_DS_GEN);
1144		bbp_reg = &cmd->params.bbp_reg;
1145		bbp_reg->action = cpu_to_le16(cmd_action);
1146		bbp_reg->offset = cpu_to_le16((u16) reg_rw->offset);
1147		bbp_reg->value = (u8) reg_rw->value;
1148		break;
1149	}
1150	case HostCmd_CMD_RF_REG_ACCESS:
1151	{
1152		struct host_cmd_ds_rf_reg_access *rf_reg;
1153
1154		cmd->size = cpu_to_le16(sizeof(*rf_reg) + S_DS_GEN);
1155		rf_reg = &cmd->params.rf_reg;
1156		rf_reg->action = cpu_to_le16(cmd_action);
1157		rf_reg->offset = cpu_to_le16((u16) reg_rw->offset);
1158		rf_reg->value = (u8) reg_rw->value;
1159		break;
1160	}
1161	case HostCmd_CMD_PMIC_REG_ACCESS:
1162	{
1163		struct host_cmd_ds_pmic_reg_access *pmic_reg;
1164
1165		cmd->size = cpu_to_le16(sizeof(*pmic_reg) + S_DS_GEN);
1166		pmic_reg = &cmd->params.pmic_reg;
1167		pmic_reg->action = cpu_to_le16(cmd_action);
1168		pmic_reg->offset = cpu_to_le16((u16) reg_rw->offset);
1169		pmic_reg->value = (u8) reg_rw->value;
1170		break;
1171	}
1172	case HostCmd_CMD_CAU_REG_ACCESS:
1173	{
1174		struct host_cmd_ds_rf_reg_access *cau_reg;
1175
1176		cmd->size = cpu_to_le16(sizeof(*cau_reg) + S_DS_GEN);
1177		cau_reg = &cmd->params.rf_reg;
1178		cau_reg->action = cpu_to_le16(cmd_action);
1179		cau_reg->offset = cpu_to_le16((u16) reg_rw->offset);
1180		cau_reg->value = (u8) reg_rw->value;
1181		break;
1182	}
1183	case HostCmd_CMD_802_11_EEPROM_ACCESS:
1184	{
1185		struct mwifiex_ds_read_eeprom *rd_eeprom = data_buf;
1186		struct host_cmd_ds_802_11_eeprom_access *cmd_eeprom =
1187			&cmd->params.eeprom;
1188
1189		cmd->size = cpu_to_le16(sizeof(*cmd_eeprom) + S_DS_GEN);
1190		cmd_eeprom->action = cpu_to_le16(cmd_action);
1191		cmd_eeprom->offset = cpu_to_le16(rd_eeprom->offset);
1192		cmd_eeprom->byte_count = cpu_to_le16(rd_eeprom->byte_count);
1193		cmd_eeprom->value = 0;
1194		break;
1195	}
1196	default:
1197		return -1;
1198	}
1199
1200	return 0;
1201}
1202
1203/*
1204 * This function prepares command to set PCI-Express
1205 * host buffer configuration
1206 *
1207 * Preparation includes -
1208 *      - Setting command ID, action and proper size
1209 *      - Setting host buffer configuration
1210 *      - Ensuring correct endian-ness
1211 */
1212static int
1213mwifiex_cmd_pcie_host_spec(struct mwifiex_private *priv,
1214			   struct host_cmd_ds_command *cmd, u16 action)
1215{
1216	struct host_cmd_ds_pcie_details *host_spec =
1217					&cmd->params.pcie_host_spec;
1218	struct pcie_service_card *card = priv->adapter->card;
1219
1220	cmd->command = cpu_to_le16(HostCmd_CMD_PCIE_DESC_DETAILS);
1221	cmd->size = cpu_to_le16(sizeof(struct
1222					host_cmd_ds_pcie_details) + S_DS_GEN);
1223	cmd->result = 0;
1224
1225	memset(host_spec, 0, sizeof(struct host_cmd_ds_pcie_details));
1226
1227	if (action != HostCmd_ACT_GEN_SET)
1228		return 0;
1229
1230	/* Send the ring base addresses and count to firmware */
1231	host_spec->txbd_addr_lo = cpu_to_le32((u32)(card->txbd_ring_pbase));
1232	host_spec->txbd_addr_hi =
1233			cpu_to_le32((u32)(((u64)card->txbd_ring_pbase) >> 32));
1234	host_spec->txbd_count = cpu_to_le32(MWIFIEX_MAX_TXRX_BD);
1235	host_spec->rxbd_addr_lo = cpu_to_le32((u32)(card->rxbd_ring_pbase));
1236	host_spec->rxbd_addr_hi =
1237			cpu_to_le32((u32)(((u64)card->rxbd_ring_pbase) >> 32));
1238	host_spec->rxbd_count = cpu_to_le32(MWIFIEX_MAX_TXRX_BD);
1239	host_spec->evtbd_addr_lo = cpu_to_le32((u32)(card->evtbd_ring_pbase));
1240	host_spec->evtbd_addr_hi =
1241			cpu_to_le32((u32)(((u64)card->evtbd_ring_pbase) >> 32));
1242	host_spec->evtbd_count = cpu_to_le32(MWIFIEX_MAX_EVT_BD);
1243	if (card->sleep_cookie_vbase) {
1244		host_spec->sleep_cookie_addr_lo =
1245				cpu_to_le32((u32)(card->sleep_cookie_pbase));
1246		host_spec->sleep_cookie_addr_hi = cpu_to_le32((u32)(((u64)
1247					(card->sleep_cookie_pbase)) >> 32));
1248		mwifiex_dbg(priv->adapter, INFO,
1249			    "sleep_cook_lo phy addr: 0x%x\n",
1250			    host_spec->sleep_cookie_addr_lo);
1251	}
1252
1253	return 0;
1254}
1255
1256/*
1257 * This function prepares command for event subscription, configuration
1258 * and query. Events can be subscribed or unsubscribed. Current subscribed
1259 * events can be queried. Also, current subscribed events are reported in
1260 * every FW response.
1261 */
1262static int
1263mwifiex_cmd_802_11_subsc_evt(struct mwifiex_private *priv,
1264			     struct host_cmd_ds_command *cmd,
1265			     struct mwifiex_ds_misc_subsc_evt *subsc_evt_cfg)
1266{
1267	struct host_cmd_ds_802_11_subsc_evt *subsc_evt = &cmd->params.subsc_evt;
1268	struct mwifiex_ie_types_rssi_threshold *rssi_tlv;
1269	u16 event_bitmap;
1270	u8 *pos;
1271
1272	cmd->command = cpu_to_le16(HostCmd_CMD_802_11_SUBSCRIBE_EVENT);
1273	cmd->size = cpu_to_le16(sizeof(struct host_cmd_ds_802_11_subsc_evt) +
1274				S_DS_GEN);
1275
1276	subsc_evt->action = cpu_to_le16(subsc_evt_cfg->action);
1277	mwifiex_dbg(priv->adapter, CMD,
1278		    "cmd: action: %d\n", subsc_evt_cfg->action);
1279
1280	/*For query requests, no configuration TLV structures are to be added.*/
1281	if (subsc_evt_cfg->action == HostCmd_ACT_GEN_GET)
1282		return 0;
1283
1284	subsc_evt->events = cpu_to_le16(subsc_evt_cfg->events);
1285
1286	event_bitmap = subsc_evt_cfg->events;
1287	mwifiex_dbg(priv->adapter, CMD, "cmd: event bitmap : %16x\n",
1288		    event_bitmap);
1289
1290	if (((subsc_evt_cfg->action == HostCmd_ACT_BITWISE_CLR) ||
1291	     (subsc_evt_cfg->action == HostCmd_ACT_BITWISE_SET)) &&
1292	    (event_bitmap == 0)) {
1293		mwifiex_dbg(priv->adapter, ERROR,
1294			    "Error: No event specified\t"
1295			    "for bitwise action type\n");
1296		return -EINVAL;
1297	}
1298
1299	/*
1300	 * Append TLV structures for each of the specified events for
1301	 * subscribing or re-configuring. This is not required for
1302	 * bitwise unsubscribing request.
1303	 */
1304	if (subsc_evt_cfg->action == HostCmd_ACT_BITWISE_CLR)
1305		return 0;
1306
1307	pos = ((u8 *)subsc_evt) +
1308			sizeof(struct host_cmd_ds_802_11_subsc_evt);
1309
1310	if (event_bitmap & BITMASK_BCN_RSSI_LOW) {
1311		rssi_tlv = (struct mwifiex_ie_types_rssi_threshold *) pos;
1312
1313		rssi_tlv->header.type = cpu_to_le16(TLV_TYPE_RSSI_LOW);
1314		rssi_tlv->header.len =
1315		    cpu_to_le16(sizeof(struct mwifiex_ie_types_rssi_threshold) -
1316				sizeof(struct mwifiex_ie_types_header));
1317		rssi_tlv->abs_value = subsc_evt_cfg->bcn_l_rssi_cfg.abs_value;
1318		rssi_tlv->evt_freq = subsc_evt_cfg->bcn_l_rssi_cfg.evt_freq;
1319
1320		mwifiex_dbg(priv->adapter, EVENT,
1321			    "Cfg Beacon Low Rssi event,\t"
1322			    "RSSI:-%d dBm, Freq:%d\n",
1323			    subsc_evt_cfg->bcn_l_rssi_cfg.abs_value,
1324			    subsc_evt_cfg->bcn_l_rssi_cfg.evt_freq);
1325
1326		pos += sizeof(struct mwifiex_ie_types_rssi_threshold);
1327		le16_unaligned_add_cpu(&cmd->size,
1328				       sizeof(
1329				       struct mwifiex_ie_types_rssi_threshold));
1330	}
1331
1332	if (event_bitmap & BITMASK_BCN_RSSI_HIGH) {
1333		rssi_tlv = (struct mwifiex_ie_types_rssi_threshold *) pos;
1334
1335		rssi_tlv->header.type = cpu_to_le16(TLV_TYPE_RSSI_HIGH);
1336		rssi_tlv->header.len =
1337		    cpu_to_le16(sizeof(struct mwifiex_ie_types_rssi_threshold) -
1338				sizeof(struct mwifiex_ie_types_header));
1339		rssi_tlv->abs_value = subsc_evt_cfg->bcn_h_rssi_cfg.abs_value;
1340		rssi_tlv->evt_freq = subsc_evt_cfg->bcn_h_rssi_cfg.evt_freq;
1341
1342		mwifiex_dbg(priv->adapter, EVENT,
1343			    "Cfg Beacon High Rssi event,\t"
1344			    "RSSI:-%d dBm, Freq:%d\n",
1345			    subsc_evt_cfg->bcn_h_rssi_cfg.abs_value,
1346			    subsc_evt_cfg->bcn_h_rssi_cfg.evt_freq);
1347
1348		pos += sizeof(struct mwifiex_ie_types_rssi_threshold);
1349		le16_unaligned_add_cpu(&cmd->size,
1350				       sizeof(
1351				       struct mwifiex_ie_types_rssi_threshold));
1352	}
1353
1354	return 0;
1355}
1356
1357static int
1358mwifiex_cmd_append_rpn_expression(struct mwifiex_private *priv,
1359				  struct mwifiex_mef_entry *mef_entry,
1360				  u8 **buffer)
1361{
1362	struct mwifiex_mef_filter *filter = mef_entry->filter;
1363	int i, byte_len;
1364	u8 *stack_ptr = *buffer;
1365
1366	for (i = 0; i < MWIFIEX_MEF_MAX_FILTERS; i++) {
1367		filter = &mef_entry->filter[i];
1368		if (!filter->filt_type)
1369			break;
1370		put_unaligned_le32((u32)filter->repeat, stack_ptr);
1371		stack_ptr += 4;
1372		*stack_ptr = TYPE_DNUM;
1373		stack_ptr += 1;
1374
1375		byte_len = filter->byte_seq[MWIFIEX_MEF_MAX_BYTESEQ];
1376		memcpy(stack_ptr, filter->byte_seq, byte_len);
1377		stack_ptr += byte_len;
1378		*stack_ptr = byte_len;
1379		stack_ptr += 1;
1380		*stack_ptr = TYPE_BYTESEQ;
1381		stack_ptr += 1;
1382		put_unaligned_le32((u32)filter->offset, stack_ptr);
1383		stack_ptr += 4;
1384		*stack_ptr = TYPE_DNUM;
1385		stack_ptr += 1;
1386
1387		*stack_ptr = filter->filt_type;
1388		stack_ptr += 1;
1389
1390		if (filter->filt_action) {
1391			*stack_ptr = filter->filt_action;
1392			stack_ptr += 1;
1393		}
1394
1395		if (stack_ptr - *buffer > STACK_NBYTES)
1396			return -1;
1397	}
1398
1399	*buffer = stack_ptr;
1400	return 0;
1401}
1402
1403static int
1404mwifiex_cmd_mef_cfg(struct mwifiex_private *priv,
1405		    struct host_cmd_ds_command *cmd,
1406		    struct mwifiex_ds_mef_cfg *mef)
1407{
1408	struct host_cmd_ds_mef_cfg *mef_cfg = &cmd->params.mef_cfg;
1409	struct mwifiex_fw_mef_entry *mef_entry = NULL;
1410	u8 *pos = (u8 *)mef_cfg;
1411	u16 i;
1412
1413	cmd->command = cpu_to_le16(HostCmd_CMD_MEF_CFG);
1414
1415	mef_cfg->criteria = cpu_to_le32(mef->criteria);
1416	mef_cfg->num_entries = cpu_to_le16(mef->num_entries);
1417	pos += sizeof(*mef_cfg);
1418
1419	for (i = 0; i < mef->num_entries; i++) {
1420		mef_entry = (struct mwifiex_fw_mef_entry *)pos;
1421		mef_entry->mode = mef->mef_entry[i].mode;
1422		mef_entry->action = mef->mef_entry[i].action;
1423		pos += sizeof(*mef_entry);
1424
1425		if (mwifiex_cmd_append_rpn_expression(priv,
1426						      &mef->mef_entry[i], &pos))
1427			return -1;
1428
1429		mef_entry->exprsize =
1430			cpu_to_le16(pos - mef_entry->expr);
1431	}
1432	cmd->size = cpu_to_le16((u16) (pos - (u8 *)mef_cfg) + S_DS_GEN);
1433
1434	return 0;
1435}
1436
1437/* This function parse cal data from ASCII to hex */
1438static u32 mwifiex_parse_cal_cfg(u8 *src, size_t len, u8 *dst)
1439{
1440	u8 *s = src, *d = dst;
1441
1442	while (s - src < len) {
1443		if (*s && (isspace(*s) || *s == '\t')) {
1444			s++;
1445			continue;
1446		}
1447		if (isxdigit(*s)) {
1448			*d++ = simple_strtol(s, NULL, 16);
1449			s += 2;
1450		} else {
1451			s++;
1452		}
1453	}
1454
1455	return d - dst;
1456}
1457
1458int mwifiex_dnld_dt_cfgdata(struct mwifiex_private *priv,
1459			    struct device_node *node, const char *prefix)
1460{
1461#ifdef CONFIG_OF
1462	struct property *prop;
1463	size_t len = strlen(prefix);
1464	int ret;
1465
1466	/* look for all matching property names */
1467	for_each_property_of_node(node, prop) {
1468		if (len > strlen(prop->name) ||
1469		    strncmp(prop->name, prefix, len))
1470			continue;
1471
1472		/* property header is 6 bytes, data must fit in cmd buffer */
1473		if (prop->value && prop->length > 6 &&
1474		    prop->length <= MWIFIEX_SIZE_OF_CMD_BUFFER - S_DS_GEN) {
1475			ret = mwifiex_send_cmd(priv, HostCmd_CMD_CFG_DATA,
1476					       HostCmd_ACT_GEN_SET, 0,
1477					       prop, true);
1478			if (ret)
1479				return ret;
1480		}
1481	}
1482#endif
1483	return 0;
1484}
1485
1486static int mwifiex_rgpower_table_advance_to_content(u8 **pos, const u8 *data,
1487						    const size_t size)
1488{
1489	while (*pos - data < size) {
1490		/* skip spaces, tabs and empty lines */
1491		if (**pos == '\r' || **pos == '\n' || **pos == '\0' ||
1492		    isspace(**pos)) {
1493			(*pos)++;
1494			continue;
1495		}
1496		/* skip line comments */
1497		if (**pos == '#') {
1498			*pos = strchr(*pos, '\n');
1499			if (!*pos)
1500				return -EINVAL;
1501			(*pos)++;
1502			continue;
1503		}
1504		return 0;
1505	}
1506	return 0;
1507}
1508
1509int mwifiex_send_rgpower_table(struct mwifiex_private *priv, const u8 *data,
1510				const size_t size)
1511{
1512	int ret = 0;
1513	bool start_raw = false;
1514	u8 *ptr, *token, *pos = NULL;
1515	u8 *_data __free(kfree) = NULL;
1516	struct mwifiex_adapter *adapter = priv->adapter;
1517	struct mwifiex_ds_misc_cmd *hostcmd __free(kfree) = NULL;
1518
1519	hostcmd = kzalloc(sizeof(*hostcmd), GFP_KERNEL);
1520	if (!hostcmd)
1521		return -ENOMEM;
1522
1523	_data = kmemdup(data, size, GFP_KERNEL);
1524	if (!_data)
1525		return -ENOMEM;
1526
1527	pos = _data;
1528	ptr = hostcmd->cmd;
1529	while ((pos - _data) < size) {
1530		ret = mwifiex_rgpower_table_advance_to_content(&pos, _data, size);
1531		if (ret) {
1532			mwifiex_dbg(
1533				adapter, ERROR,
1534				"%s: failed to advance to content in rgpower table\n",
1535				__func__);
1536			return ret;
1537		}
1538
1539		if (*pos == '}' && start_raw) {
1540			hostcmd->len = get_unaligned_le16(&hostcmd->cmd[2]);
1541			ret = mwifiex_send_cmd(priv, 0, 0, 0, hostcmd, false);
1542			if (ret) {
1543				mwifiex_dbg(adapter, ERROR,
1544					    "%s: failed to send hostcmd %d\n",
1545					    __func__, ret);
1546				return ret;
1547			}
1548
1549			memset(hostcmd->cmd, 0, MWIFIEX_SIZE_OF_CMD_BUFFER);
1550			ptr = hostcmd->cmd;
1551			start_raw = false;
1552			pos++;
1553			continue;
1554		}
1555
1556		if (!start_raw) {
1557			pos = strchr(pos, '=');
1558			if (pos) {
1559				pos = strchr(pos, '{');
1560				if (pos) {
1561					start_raw = true;
1562					pos++;
1563					continue;
1564				}
1565			}
1566			mwifiex_dbg(adapter, ERROR,
1567				    "%s: syntax error in hostcmd\n", __func__);
1568			return -EINVAL;
1569		}
1570
1571		if (start_raw) {
1572			while ((*pos != '\r' && *pos != '\n') &&
1573			       (token = strsep((char **)&pos, " "))) {
1574				if (ptr - hostcmd->cmd >=
1575				    MWIFIEX_SIZE_OF_CMD_BUFFER) {
1576					mwifiex_dbg(
1577						adapter, ERROR,
1578						"%s: hostcmd is larger than %d, aborting\n",
1579						__func__, MWIFIEX_SIZE_OF_CMD_BUFFER);
1580					return -ENOMEM;
1581				}
1582
1583				ret = kstrtou8(token, 16, ptr);
1584				if (ret < 0) {
1585					mwifiex_dbg(
1586						adapter, ERROR,
1587						"%s: failed to parse hostcmd %d token: %s\n",
1588						__func__, ret, token);
1589					return ret;
1590				}
1591				ptr++;
1592			}
1593		}
1594	}
1595
1596	return ret;
1597}
1598
1599/* This function prepares command of set_cfg_data. */
1600static int mwifiex_cmd_cfg_data(struct mwifiex_private *priv,
1601				struct host_cmd_ds_command *cmd, void *data_buf)
1602{
1603	struct mwifiex_adapter *adapter = priv->adapter;
1604	struct property *prop = data_buf;
1605	u32 len;
1606	u8 *data = (u8 *)cmd + S_DS_GEN;
1607	int ret;
1608	struct host_cmd_ds_802_11_cfg_data *pcfg_data;
1609
1610	if (prop) {
1611		len = prop->length;
1612		ret = of_property_read_u8_array(adapter->dt_node, prop->name,
1613						data, len);
1614		if (ret)
1615			return ret;
1616
1617		cmd->size = cpu_to_le16(S_DS_GEN + len);
1618		mwifiex_dbg(adapter, INFO,
1619			    "download cfg_data from device tree: %s\n",
1620			    prop->name);
1621	} else if (adapter->cal_data->data && adapter->cal_data->size > 0) {
1622		len = mwifiex_parse_cal_cfg((u8 *)adapter->cal_data->data,
1623					    adapter->cal_data->size,
1624					    data + sizeof(*pcfg_data));
1625		pcfg_data = &cmd->params.cfg_data;
1626		pcfg_data->action = cpu_to_le16(HOST_CMD_ACT_GEN_SET);
1627		pcfg_data->type = cpu_to_le16(MWIFIEX_CFG_TYPE_CAL);
1628		pcfg_data->data_len = cpu_to_le16(len);
1629		cmd->size = cpu_to_le16(S_DS_GEN + sizeof(*pcfg_data) + len);
1630		mwifiex_dbg(adapter, INFO,
1631			    "download cfg_data from config file\n");
1632	} else {
1633		return -1;
1634	}
1635
1636	cmd->command = cpu_to_le16(HostCmd_CMD_CFG_DATA);
1637
1638	return 0;
1639}
1640
1641static int
1642mwifiex_cmd_set_mc_policy(struct mwifiex_private *priv,
1643			  struct host_cmd_ds_command *cmd,
1644			  u16 cmd_action, void *data_buf)
1645{
1646	struct host_cmd_ds_multi_chan_policy *mc_pol = &cmd->params.mc_policy;
1647	const u16 *drcs_info = data_buf;
1648
1649	mc_pol->action = cpu_to_le16(cmd_action);
1650	mc_pol->policy = cpu_to_le16(*drcs_info);
1651	cmd->command = cpu_to_le16(HostCmd_CMD_MC_POLICY);
1652	cmd->size = cpu_to_le16(sizeof(struct host_cmd_ds_multi_chan_policy) +
1653				S_DS_GEN);
1654	return 0;
1655}
1656
1657static int mwifiex_cmd_robust_coex(struct mwifiex_private *priv,
1658				   struct host_cmd_ds_command *cmd,
1659				   u16 cmd_action, bool *is_timeshare)
1660{
1661	struct host_cmd_ds_robust_coex *coex = &cmd->params.coex;
1662	struct mwifiex_ie_types_robust_coex *coex_tlv;
1663
1664	cmd->command = cpu_to_le16(HostCmd_CMD_ROBUST_COEX);
1665	cmd->size = cpu_to_le16(sizeof(*coex) + sizeof(*coex_tlv) + S_DS_GEN);
1666
1667	coex->action = cpu_to_le16(cmd_action);
1668	coex_tlv = (struct mwifiex_ie_types_robust_coex *)
1669				((u8 *)coex + sizeof(*coex));
1670	coex_tlv->header.type = cpu_to_le16(TLV_TYPE_ROBUST_COEX);
1671	coex_tlv->header.len = cpu_to_le16(sizeof(coex_tlv->mode));
1672
1673	if (coex->action == HostCmd_ACT_GEN_GET)
1674		return 0;
1675
1676	if (*is_timeshare)
1677		coex_tlv->mode = cpu_to_le32(MWIFIEX_COEX_MODE_TIMESHARE);
1678	else
1679		coex_tlv->mode = cpu_to_le32(MWIFIEX_COEX_MODE_SPATIAL);
1680
1681	return 0;
1682}
1683
1684static int mwifiex_cmd_gtk_rekey_offload(struct mwifiex_private *priv,
1685					 struct host_cmd_ds_command *cmd,
1686					 u16 cmd_action,
1687					 struct cfg80211_gtk_rekey_data *data)
1688{
1689	struct host_cmd_ds_gtk_rekey_params *rekey = &cmd->params.rekey;
1690	u64 rekey_ctr;
1691
1692	cmd->command = cpu_to_le16(HostCmd_CMD_GTK_REKEY_OFFLOAD_CFG);
1693	cmd->size = cpu_to_le16(sizeof(*rekey) + S_DS_GEN);
1694
1695	rekey->action = cpu_to_le16(cmd_action);
1696	if (cmd_action == HostCmd_ACT_GEN_SET) {
1697		memcpy(rekey->kek, data->kek, NL80211_KEK_LEN);
1698		memcpy(rekey->kck, data->kck, NL80211_KCK_LEN);
1699		rekey_ctr = be64_to_cpup((__be64 *)data->replay_ctr);
1700		rekey->replay_ctr_low = cpu_to_le32((u32)rekey_ctr);
1701		rekey->replay_ctr_high =
1702			cpu_to_le32((u32)((u64)rekey_ctr >> 32));
1703	}
1704
1705	return 0;
1706}
1707
1708static int mwifiex_cmd_chan_region_cfg(struct mwifiex_private *priv,
1709				       struct host_cmd_ds_command *cmd,
1710				       u16 cmd_action)
1711{
1712	struct host_cmd_ds_chan_region_cfg *reg = &cmd->params.reg_cfg;
1713
1714	cmd->command = cpu_to_le16(HostCmd_CMD_CHAN_REGION_CFG);
1715	cmd->size = cpu_to_le16(sizeof(*reg) + S_DS_GEN);
1716
1717	if (cmd_action == HostCmd_ACT_GEN_GET)
1718		reg->action = cpu_to_le16(cmd_action);
1719
1720	return 0;
1721}
1722
1723static int
1724mwifiex_cmd_coalesce_cfg(struct mwifiex_private *priv,
1725			 struct host_cmd_ds_command *cmd,
1726			 u16 cmd_action, void *data_buf)
1727{
1728	struct host_cmd_ds_coalesce_cfg *coalesce_cfg =
1729						&cmd->params.coalesce_cfg;
1730	struct mwifiex_ds_coalesce_cfg *cfg = data_buf;
1731	struct coalesce_filt_field_param *param;
1732	u16 cnt, idx, length;
1733	struct coalesce_receive_filt_rule *rule;
1734
1735	cmd->command = cpu_to_le16(HostCmd_CMD_COALESCE_CFG);
1736	cmd->size = cpu_to_le16(S_DS_GEN);
1737
1738	coalesce_cfg->action = cpu_to_le16(cmd_action);
1739	coalesce_cfg->num_of_rules = cpu_to_le16(cfg->num_of_rules);
1740	rule = (void *)coalesce_cfg->rule_data;
1741
1742	for (cnt = 0; cnt < cfg->num_of_rules; cnt++) {
1743		rule->header.type = cpu_to_le16(TLV_TYPE_COALESCE_RULE);
1744		rule->max_coalescing_delay =
1745			cpu_to_le16(cfg->rule[cnt].max_coalescing_delay);
1746		rule->pkt_type = cfg->rule[cnt].pkt_type;
1747		rule->num_of_fields = cfg->rule[cnt].num_of_fields;
1748
1749		length = 0;
1750
1751		param = rule->params;
1752		for (idx = 0; idx < cfg->rule[cnt].num_of_fields; idx++) {
1753			param->operation = cfg->rule[cnt].params[idx].operation;
1754			param->operand_len =
1755					cfg->rule[cnt].params[idx].operand_len;
1756			param->offset =
1757				cpu_to_le16(cfg->rule[cnt].params[idx].offset);
1758			memcpy(param->operand_byte_stream,
1759			       cfg->rule[cnt].params[idx].operand_byte_stream,
1760			       param->operand_len);
1761
1762			length += sizeof(struct coalesce_filt_field_param);
1763
1764			param++;
1765		}
1766
1767		/* Total rule length is sizeof max_coalescing_delay(u16),
1768		 * num_of_fields(u8), pkt_type(u8) and total length of the all
1769		 * params
1770		 */
1771		rule->header.len = cpu_to_le16(length + sizeof(u16) +
1772					       sizeof(u8) + sizeof(u8));
1773
1774		/* Add the rule length to the command size*/
1775		le16_unaligned_add_cpu(&cmd->size,
1776				       le16_to_cpu(rule->header.len) +
1777				       sizeof(struct mwifiex_ie_types_header));
1778
1779		rule = (void *)((u8 *)rule->params + length);
1780	}
1781
1782	/* Add sizeof action, num_of_rules to total command length */
1783	le16_unaligned_add_cpu(&cmd->size, sizeof(u16) + sizeof(u16));
1784
1785	return 0;
1786}
1787
1788static int
1789mwifiex_cmd_tdls_config(struct mwifiex_private *priv,
1790			struct host_cmd_ds_command *cmd,
1791			u16 cmd_action, void *data_buf)
1792{
1793	struct host_cmd_ds_tdls_config *tdls_config = &cmd->params.tdls_config;
1794	struct mwifiex_tdls_init_cs_params *config;
1795	struct mwifiex_tdls_config *init_config;
1796	u16 len;
1797
1798	cmd->command = cpu_to_le16(HostCmd_CMD_TDLS_CONFIG);
1799	cmd->size = cpu_to_le16(S_DS_GEN);
1800	tdls_config->tdls_action = cpu_to_le16(cmd_action);
1801	le16_unaligned_add_cpu(&cmd->size, sizeof(tdls_config->tdls_action));
1802
1803	switch (cmd_action) {
1804	case ACT_TDLS_CS_ENABLE_CONFIG:
1805		init_config = data_buf;
1806		len = sizeof(*init_config);
1807		memcpy(tdls_config->tdls_data, init_config, len);
1808		break;
1809	case ACT_TDLS_CS_INIT:
1810		config = data_buf;
1811		len = sizeof(*config);
1812		memcpy(tdls_config->tdls_data, config, len);
1813		break;
1814	case ACT_TDLS_CS_STOP:
1815		len = sizeof(struct mwifiex_tdls_stop_cs_params);
1816		memcpy(tdls_config->tdls_data, data_buf, len);
1817		break;
1818	case ACT_TDLS_CS_PARAMS:
1819		len = sizeof(struct mwifiex_tdls_config_cs_params);
1820		memcpy(tdls_config->tdls_data, data_buf, len);
1821		break;
1822	default:
1823		mwifiex_dbg(priv->adapter, ERROR,
1824			    "Unknown TDLS configuration\n");
1825		return -EOPNOTSUPP;
1826	}
1827
1828	le16_unaligned_add_cpu(&cmd->size, len);
1829	return 0;
1830}
1831
1832static int
1833mwifiex_cmd_tdls_oper(struct mwifiex_private *priv,
1834		      struct host_cmd_ds_command *cmd,
1835		      void *data_buf)
1836{
1837	struct host_cmd_ds_tdls_oper *tdls_oper = &cmd->params.tdls_oper;
1838	struct mwifiex_ds_tdls_oper *oper = data_buf;
1839	struct host_cmd_tlv_rates *tlv_rates;
1840	struct mwifiex_ie_types_htcap *ht_capab;
1841	struct mwifiex_ie_types_qos_info *wmm_qos_info;
1842	struct mwifiex_ie_types_extcap *extcap;
1843	struct mwifiex_ie_types_vhtcap *vht_capab;
1844	struct mwifiex_ie_types_aid *aid;
1845	struct mwifiex_ie_types_tdls_idle_timeout *timeout;
1846	u8 *pos;
1847	u16 config_len = 0;
1848	struct station_parameters *params = priv->sta_params;
1849
1850	cmd->command = cpu_to_le16(HostCmd_CMD_TDLS_OPER);
1851	cmd->size = cpu_to_le16(S_DS_GEN);
1852	le16_unaligned_add_cpu(&cmd->size,
1853			       sizeof(struct host_cmd_ds_tdls_oper));
1854
1855	tdls_oper->reason = 0;
1856	memcpy(tdls_oper->peer_mac, oper->peer_mac, ETH_ALEN);
1857
1858	pos = (u8 *)tdls_oper + sizeof(struct host_cmd_ds_tdls_oper);
1859
1860	switch (oper->tdls_action) {
1861	case MWIFIEX_TDLS_DISABLE_LINK:
1862		tdls_oper->tdls_action = cpu_to_le16(ACT_TDLS_DELETE);
1863		break;
1864	case MWIFIEX_TDLS_CREATE_LINK:
1865		tdls_oper->tdls_action = cpu_to_le16(ACT_TDLS_CREATE);
1866		break;
1867	case MWIFIEX_TDLS_CONFIG_LINK:
1868		tdls_oper->tdls_action = cpu_to_le16(ACT_TDLS_CONFIG);
1869
1870		if (!params) {
1871			mwifiex_dbg(priv->adapter, ERROR,
1872				    "TDLS config params not available for %pM\n",
1873				    oper->peer_mac);
1874			return -ENODATA;
1875		}
1876
1877		put_unaligned_le16(params->capability, pos);
1878		config_len += sizeof(params->capability);
1879
1880		wmm_qos_info = (void *)(pos + config_len);
1881		wmm_qos_info->header.type = cpu_to_le16(WLAN_EID_QOS_CAPA);
1882		wmm_qos_info->header.len =
1883				cpu_to_le16(sizeof(wmm_qos_info->qos_info));
1884		wmm_qos_info->qos_info = 0;
1885		config_len += sizeof(struct mwifiex_ie_types_qos_info);
1886
1887		if (params->link_sta_params.ht_capa) {
1888			ht_capab = (struct mwifiex_ie_types_htcap *)(pos +
1889								    config_len);
1890			ht_capab->header.type =
1891					    cpu_to_le16(WLAN_EID_HT_CAPABILITY);
1892			ht_capab->header.len =
1893				   cpu_to_le16(sizeof(struct ieee80211_ht_cap));
1894			memcpy(&ht_capab->ht_cap, params->link_sta_params.ht_capa,
1895			       sizeof(struct ieee80211_ht_cap));
1896			config_len += sizeof(struct mwifiex_ie_types_htcap);
1897		}
1898
1899		if (params->link_sta_params.supported_rates &&
1900		    params->link_sta_params.supported_rates_len) {
1901			tlv_rates = (struct host_cmd_tlv_rates *)(pos +
1902								  config_len);
1903			tlv_rates->header.type =
1904					       cpu_to_le16(WLAN_EID_SUPP_RATES);
1905			tlv_rates->header.len =
1906				       cpu_to_le16(params->link_sta_params.supported_rates_len);
1907			memcpy(tlv_rates->rates,
1908			       params->link_sta_params.supported_rates,
1909			       params->link_sta_params.supported_rates_len);
1910			config_len += sizeof(struct host_cmd_tlv_rates) +
1911				      params->link_sta_params.supported_rates_len;
1912		}
1913
1914		if (params->ext_capab && params->ext_capab_len) {
1915			extcap = (struct mwifiex_ie_types_extcap *)(pos +
1916								    config_len);
1917			extcap->header.type =
1918					   cpu_to_le16(WLAN_EID_EXT_CAPABILITY);
1919			extcap->header.len = cpu_to_le16(params->ext_capab_len);
1920			memcpy(extcap->ext_capab, params->ext_capab,
1921			       params->ext_capab_len);
1922			config_len += sizeof(struct mwifiex_ie_types_extcap) +
1923				      params->ext_capab_len;
1924		}
1925		if (params->link_sta_params.vht_capa) {
1926			vht_capab = (struct mwifiex_ie_types_vhtcap *)(pos +
1927								    config_len);
1928			vht_capab->header.type =
1929					   cpu_to_le16(WLAN_EID_VHT_CAPABILITY);
1930			vht_capab->header.len =
1931				  cpu_to_le16(sizeof(struct ieee80211_vht_cap));
1932			memcpy(&vht_capab->vht_cap, params->link_sta_params.vht_capa,
1933			       sizeof(struct ieee80211_vht_cap));
1934			config_len += sizeof(struct mwifiex_ie_types_vhtcap);
1935		}
1936		if (params->aid) {
1937			aid = (struct mwifiex_ie_types_aid *)(pos + config_len);
1938			aid->header.type = cpu_to_le16(WLAN_EID_AID);
1939			aid->header.len = cpu_to_le16(sizeof(params->aid));
1940			aid->aid = cpu_to_le16(params->aid);
1941			config_len += sizeof(struct mwifiex_ie_types_aid);
1942		}
1943
1944		timeout = (void *)(pos + config_len);
1945		timeout->header.type = cpu_to_le16(TLV_TYPE_TDLS_IDLE_TIMEOUT);
1946		timeout->header.len = cpu_to_le16(sizeof(timeout->value));
1947		timeout->value = cpu_to_le16(MWIFIEX_TDLS_IDLE_TIMEOUT_IN_SEC);
1948		config_len += sizeof(struct mwifiex_ie_types_tdls_idle_timeout);
1949
1950		break;
1951	default:
1952		mwifiex_dbg(priv->adapter, ERROR, "Unknown TDLS operation\n");
1953		return -EOPNOTSUPP;
1954	}
1955
1956	le16_unaligned_add_cpu(&cmd->size, config_len);
1957
1958	return 0;
1959}
1960
1961/* This function prepares command of sdio rx aggr info. */
1962static int mwifiex_cmd_sdio_rx_aggr_cfg(struct host_cmd_ds_command *cmd,
1963					u16 cmd_action, void *data_buf)
1964{
1965	struct host_cmd_sdio_sp_rx_aggr_cfg *cfg =
1966					&cmd->params.sdio_rx_aggr_cfg;
1967
1968	cmd->command = cpu_to_le16(HostCmd_CMD_SDIO_SP_RX_AGGR_CFG);
1969	cmd->size =
1970		cpu_to_le16(sizeof(struct host_cmd_sdio_sp_rx_aggr_cfg) +
1971			    S_DS_GEN);
1972	cfg->action = cmd_action;
1973	if (cmd_action == HostCmd_ACT_GEN_SET)
1974		cfg->enable = *(u8 *)data_buf;
1975
1976	return 0;
1977}
1978
1979/* This function prepares command to get HS wakeup reason.
1980 *
1981 * Preparation includes -
1982 *      - Setting command ID, action and proper size
1983 *      - Ensuring correct endian-ness
1984 */
1985static int mwifiex_cmd_get_wakeup_reason(struct mwifiex_private *priv,
1986					 struct host_cmd_ds_command *cmd)
1987{
1988	cmd->command = cpu_to_le16(HostCmd_CMD_HS_WAKEUP_REASON);
1989	cmd->size = cpu_to_le16(sizeof(struct host_cmd_ds_wakeup_reason) +
1990				S_DS_GEN);
1991
1992	return 0;
1993}
1994
1995static int mwifiex_cmd_get_chan_info(struct host_cmd_ds_command *cmd,
1996				     u16 cmd_action)
1997{
1998	struct host_cmd_ds_sta_configure *sta_cfg_cmd = &cmd->params.sta_cfg;
1999	struct host_cmd_tlv_channel_band *tlv_band_channel =
2000	(struct host_cmd_tlv_channel_band *)sta_cfg_cmd->tlv_buffer;
2001
2002	cmd->command = cpu_to_le16(HostCmd_CMD_STA_CONFIGURE);
2003	cmd->size = cpu_to_le16(sizeof(*sta_cfg_cmd) +
2004				sizeof(*tlv_band_channel) + S_DS_GEN);
2005	sta_cfg_cmd->action = cpu_to_le16(cmd_action);
2006	memset(tlv_band_channel, 0, sizeof(*tlv_band_channel));
2007	tlv_band_channel->header.type = cpu_to_le16(TLV_TYPE_CHANNELBANDLIST);
2008	tlv_band_channel->header.len  = cpu_to_le16(sizeof(*tlv_band_channel) -
2009					sizeof(struct mwifiex_ie_types_header));
2010
2011	return 0;
2012}
2013
2014/* This function check if the command is supported by firmware */
2015static int mwifiex_is_cmd_supported(struct mwifiex_private *priv, u16 cmd_no)
2016{
2017	if (!ISSUPP_ADHOC_ENABLED(priv->adapter->fw_cap_info)) {
2018		switch (cmd_no) {
2019		case HostCmd_CMD_802_11_IBSS_COALESCING_STATUS:
2020		case HostCmd_CMD_802_11_AD_HOC_START:
2021		case HostCmd_CMD_802_11_AD_HOC_JOIN:
2022		case HostCmd_CMD_802_11_AD_HOC_STOP:
2023			return -EOPNOTSUPP;
2024		default:
2025			break;
2026		}
2027	}
2028
2029	return 0;
2030}
2031
2032/*
2033 * This function prepares the commands before sending them to the firmware.
2034 *
2035 * This is a generic function which calls specific command preparation
2036 * routines based upon the command number.
2037 */
2038int mwifiex_sta_prepare_cmd(struct mwifiex_private *priv, uint16_t cmd_no,
2039			    u16 cmd_action, u32 cmd_oid,
2040			    void *data_buf, void *cmd_buf)
2041{
2042	struct host_cmd_ds_command *cmd_ptr = cmd_buf;
2043	int ret = 0;
2044
2045	if (mwifiex_is_cmd_supported(priv, cmd_no)) {
2046		mwifiex_dbg(priv->adapter, ERROR,
2047			    "0x%x command not supported by firmware\n",
2048			    cmd_no);
2049		return -EOPNOTSUPP;
2050	}
2051
2052	/* Prepare command */
2053	switch (cmd_no) {
2054	case HostCmd_CMD_GET_HW_SPEC:
2055		ret = mwifiex_cmd_get_hw_spec(priv, cmd_ptr);
2056		break;
2057	case HostCmd_CMD_CFG_DATA:
2058		ret = mwifiex_cmd_cfg_data(priv, cmd_ptr, data_buf);
2059		break;
2060	case HostCmd_CMD_MAC_CONTROL:
2061		ret = mwifiex_cmd_mac_control(priv, cmd_ptr, cmd_action,
2062					      data_buf);
2063		break;
2064	case HostCmd_CMD_802_11_MAC_ADDRESS:
2065		ret = mwifiex_cmd_802_11_mac_address(priv, cmd_ptr,
2066						     cmd_action);
2067		break;
2068	case HostCmd_CMD_MAC_MULTICAST_ADR:
2069		ret = mwifiex_cmd_mac_multicast_adr(cmd_ptr, cmd_action,
2070						    data_buf);
2071		break;
2072	case HostCmd_CMD_TX_RATE_CFG:
2073		ret = mwifiex_cmd_tx_rate_cfg(priv, cmd_ptr, cmd_action,
2074					      data_buf);
2075		break;
2076	case HostCmd_CMD_TXPWR_CFG:
2077		ret = mwifiex_cmd_tx_power_cfg(cmd_ptr, cmd_action,
2078					       data_buf);
2079		break;
2080	case HostCmd_CMD_RF_TX_PWR:
2081		ret = mwifiex_cmd_rf_tx_power(priv, cmd_ptr, cmd_action,
2082					      data_buf);
2083		break;
2084	case HostCmd_CMD_RF_ANTENNA:
2085		ret = mwifiex_cmd_rf_antenna(priv, cmd_ptr, cmd_action,
2086					     data_buf);
2087		break;
2088	case HostCmd_CMD_802_11_PS_MODE_ENH:
2089		ret = mwifiex_cmd_enh_power_mode(priv, cmd_ptr, cmd_action,
2090						 (uint16_t)cmd_oid, data_buf);
2091		break;
2092	case HostCmd_CMD_802_11_HS_CFG_ENH:
2093		ret = mwifiex_cmd_802_11_hs_cfg(priv, cmd_ptr, cmd_action,
2094				(struct mwifiex_hs_config_param *) data_buf);
2095		break;
2096	case HostCmd_CMD_802_11_SCAN:
2097		ret = mwifiex_cmd_802_11_scan(cmd_ptr, data_buf);
2098		break;
2099	case HostCmd_CMD_802_11_BG_SCAN_CONFIG:
2100		ret = mwifiex_cmd_802_11_bg_scan_config(priv, cmd_ptr,
2101							data_buf);
2102		break;
2103	case HostCmd_CMD_802_11_BG_SCAN_QUERY:
2104		ret = mwifiex_cmd_802_11_bg_scan_query(cmd_ptr);
2105		break;
2106	case HostCmd_CMD_802_11_ASSOCIATE:
2107		ret = mwifiex_cmd_802_11_associate(priv, cmd_ptr, data_buf);
2108		break;
2109	case HostCmd_CMD_802_11_DEAUTHENTICATE:
2110		ret = mwifiex_cmd_802_11_deauthenticate(priv, cmd_ptr,
2111							data_buf);
2112		break;
2113	case HostCmd_CMD_802_11_AD_HOC_START:
2114		ret = mwifiex_cmd_802_11_ad_hoc_start(priv, cmd_ptr,
2115						      data_buf);
2116		break;
2117	case HostCmd_CMD_802_11_GET_LOG:
2118		ret = mwifiex_cmd_802_11_get_log(cmd_ptr);
2119		break;
2120	case HostCmd_CMD_802_11_AD_HOC_JOIN:
2121		ret = mwifiex_cmd_802_11_ad_hoc_join(priv, cmd_ptr,
2122						     data_buf);
2123		break;
2124	case HostCmd_CMD_802_11_AD_HOC_STOP:
2125		ret = mwifiex_cmd_802_11_ad_hoc_stop(cmd_ptr);
2126		break;
2127	case HostCmd_CMD_RSSI_INFO:
2128		ret = mwifiex_cmd_802_11_rssi_info(priv, cmd_ptr, cmd_action);
2129		break;
2130	case HostCmd_CMD_802_11_SNMP_MIB:
2131		ret = mwifiex_cmd_802_11_snmp_mib(priv, cmd_ptr, cmd_action,
2132						  cmd_oid, data_buf);
2133		break;
2134	case HostCmd_CMD_802_11_TX_RATE_QUERY:
2135		cmd_ptr->command =
2136			cpu_to_le16(HostCmd_CMD_802_11_TX_RATE_QUERY);
2137		cmd_ptr->size =
2138			cpu_to_le16(sizeof(struct host_cmd_ds_tx_rate_query) +
2139				    S_DS_GEN);
2140		priv->tx_rate = 0;
2141		ret = 0;
2142		break;
2143	case HostCmd_CMD_VERSION_EXT:
2144		cmd_ptr->command = cpu_to_le16(cmd_no);
2145		cmd_ptr->params.verext.version_str_sel =
2146			(u8)(get_unaligned((u32 *)data_buf));
2147		memcpy(&cmd_ptr->params, data_buf,
2148		       sizeof(struct host_cmd_ds_version_ext));
2149		cmd_ptr->size =
2150			cpu_to_le16(sizeof(struct host_cmd_ds_version_ext) +
2151				    S_DS_GEN);
2152		ret = 0;
2153		break;
2154	case HostCmd_CMD_MGMT_FRAME_REG:
2155		cmd_ptr->command = cpu_to_le16(cmd_no);
2156		cmd_ptr->params.reg_mask.action = cpu_to_le16(cmd_action);
2157		cmd_ptr->params.reg_mask.mask = cpu_to_le32(
2158						get_unaligned((u32 *)data_buf));
2159		cmd_ptr->size =
2160			cpu_to_le16(sizeof(struct host_cmd_ds_mgmt_frame_reg) +
2161				    S_DS_GEN);
2162		ret = 0;
2163		break;
2164	case HostCmd_CMD_REMAIN_ON_CHAN:
2165		cmd_ptr->command = cpu_to_le16(cmd_no);
2166		memcpy(&cmd_ptr->params, data_buf,
2167		       sizeof(struct host_cmd_ds_remain_on_chan));
2168		cmd_ptr->size =
2169		      cpu_to_le16(sizeof(struct host_cmd_ds_remain_on_chan) +
2170				  S_DS_GEN);
2171		break;
2172	case HostCmd_CMD_11AC_CFG:
2173		ret = mwifiex_cmd_11ac_cfg(priv, cmd_ptr, cmd_action, data_buf);
2174		break;
2175	case HostCmd_CMD_PACKET_AGGR_CTRL:
2176		cmd_ptr->command = cpu_to_le16(cmd_no);
2177		cmd_ptr->params.pkt_aggr_ctrl.action = cpu_to_le16(cmd_action);
2178		cmd_ptr->params.pkt_aggr_ctrl.enable =
2179						cpu_to_le16(*(u16 *)data_buf);
2180		cmd_ptr->size =
2181			cpu_to_le16(sizeof(struct host_cmd_ds_pkt_aggr_ctrl) +
2182				    S_DS_GEN);
2183		break;
2184	case HostCmd_CMD_P2P_MODE_CFG:
2185		cmd_ptr->command = cpu_to_le16(cmd_no);
2186		cmd_ptr->params.mode_cfg.action = cpu_to_le16(cmd_action);
2187		cmd_ptr->params.mode_cfg.mode = cpu_to_le16(
2188						get_unaligned((u16 *)data_buf));
2189		cmd_ptr->size =
2190			cpu_to_le16(sizeof(struct host_cmd_ds_p2p_mode_cfg) +
2191				    S_DS_GEN);
2192		break;
2193	case HostCmd_CMD_FUNC_INIT:
2194		if (priv->adapter->hw_status == MWIFIEX_HW_STATUS_RESET)
2195			priv->adapter->hw_status = MWIFIEX_HW_STATUS_READY;
2196		cmd_ptr->command = cpu_to_le16(cmd_no);
2197		cmd_ptr->size = cpu_to_le16(S_DS_GEN);
2198		break;
2199	case HostCmd_CMD_FUNC_SHUTDOWN:
2200		priv->adapter->hw_status = MWIFIEX_HW_STATUS_RESET;
2201		cmd_ptr->command = cpu_to_le16(cmd_no);
2202		cmd_ptr->size = cpu_to_le16(S_DS_GEN);
2203		break;
2204	case HostCmd_CMD_11N_ADDBA_REQ:
2205		ret = mwifiex_cmd_11n_addba_req(cmd_ptr, data_buf);
2206		break;
2207	case HostCmd_CMD_11N_DELBA:
2208		ret = mwifiex_cmd_11n_delba(cmd_ptr, data_buf);
2209		break;
2210	case HostCmd_CMD_11N_ADDBA_RSP:
2211		ret = mwifiex_cmd_11n_addba_rsp_gen(priv, cmd_ptr, data_buf);
2212		break;
2213	case HostCmd_CMD_802_11_KEY_MATERIAL:
2214		ret = mwifiex_cmd_802_11_key_material(priv, cmd_ptr,
2215						      cmd_action, cmd_oid,
2216						      data_buf);
2217		break;
2218	case HostCmd_CMD_802_11D_DOMAIN_INFO:
2219		ret = mwifiex_cmd_802_11d_domain_info(priv, cmd_ptr,
2220						      cmd_action);
2221		break;
2222	case HostCmd_CMD_RECONFIGURE_TX_BUFF:
2223		ret = mwifiex_cmd_recfg_tx_buf(priv, cmd_ptr, cmd_action,
2224					       data_buf);
2225		break;
2226	case HostCmd_CMD_AMSDU_AGGR_CTRL:
2227		ret = mwifiex_cmd_amsdu_aggr_ctrl(cmd_ptr, cmd_action,
2228						  data_buf);
2229		break;
2230	case HostCmd_CMD_11N_CFG:
2231		ret = mwifiex_cmd_11n_cfg(priv, cmd_ptr, cmd_action, data_buf);
2232		break;
2233	case HostCmd_CMD_WMM_GET_STATUS:
2234		mwifiex_dbg(priv->adapter, CMD,
2235			    "cmd: WMM: WMM_GET_STATUS cmd sent\n");
2236		cmd_ptr->command = cpu_to_le16(HostCmd_CMD_WMM_GET_STATUS);
2237		cmd_ptr->size =
2238			cpu_to_le16(sizeof(struct host_cmd_ds_wmm_get_status) +
2239				    S_DS_GEN);
2240		ret = 0;
2241		break;
2242	case HostCmd_CMD_802_11_IBSS_COALESCING_STATUS:
2243		ret = mwifiex_cmd_ibss_coalescing_status(cmd_ptr, cmd_action,
2244							 data_buf);
2245		break;
2246	case HostCmd_CMD_802_11_SCAN_EXT:
2247		ret = mwifiex_cmd_802_11_scan_ext(priv, cmd_ptr, data_buf);
2248		break;
2249	case HostCmd_CMD_MEM_ACCESS:
2250		ret = mwifiex_cmd_mem_access(cmd_ptr, cmd_action, data_buf);
2251		break;
2252	case HostCmd_CMD_MAC_REG_ACCESS:
2253	case HostCmd_CMD_BBP_REG_ACCESS:
2254	case HostCmd_CMD_RF_REG_ACCESS:
2255	case HostCmd_CMD_PMIC_REG_ACCESS:
2256	case HostCmd_CMD_CAU_REG_ACCESS:
2257	case HostCmd_CMD_802_11_EEPROM_ACCESS:
2258		ret = mwifiex_cmd_reg_access(cmd_ptr, cmd_action, data_buf);
2259		break;
2260	case HostCmd_CMD_SET_BSS_MODE:
2261		cmd_ptr->command = cpu_to_le16(cmd_no);
2262		if (priv->bss_mode == NL80211_IFTYPE_ADHOC)
2263			cmd_ptr->params.bss_mode.con_type =
2264				CONNECTION_TYPE_ADHOC;
2265		else if (priv->bss_mode == NL80211_IFTYPE_STATION ||
2266			 priv->bss_mode == NL80211_IFTYPE_P2P_CLIENT)
2267			cmd_ptr->params.bss_mode.con_type =
2268				CONNECTION_TYPE_INFRA;
2269		else if (priv->bss_mode == NL80211_IFTYPE_AP ||
2270			 priv->bss_mode == NL80211_IFTYPE_P2P_GO)
2271			cmd_ptr->params.bss_mode.con_type = CONNECTION_TYPE_AP;
2272		cmd_ptr->size = cpu_to_le16(sizeof(struct
2273				host_cmd_ds_set_bss_mode) + S_DS_GEN);
2274		ret = 0;
2275		break;
2276	case HostCmd_CMD_PCIE_DESC_DETAILS:
2277		ret = mwifiex_cmd_pcie_host_spec(priv, cmd_ptr, cmd_action);
2278		break;
2279	case HostCmd_CMD_802_11_SUBSCRIBE_EVENT:
2280		ret = mwifiex_cmd_802_11_subsc_evt(priv, cmd_ptr, data_buf);
2281		break;
2282	case HostCmd_CMD_MEF_CFG:
2283		ret = mwifiex_cmd_mef_cfg(priv, cmd_ptr, data_buf);
2284		break;
2285	case HostCmd_CMD_COALESCE_CFG:
2286		ret = mwifiex_cmd_coalesce_cfg(priv, cmd_ptr, cmd_action,
2287					       data_buf);
2288		break;
2289	case HostCmd_CMD_TDLS_OPER:
2290		ret = mwifiex_cmd_tdls_oper(priv, cmd_ptr, data_buf);
2291		break;
2292	case HostCmd_CMD_TDLS_CONFIG:
2293		ret = mwifiex_cmd_tdls_config(priv, cmd_ptr, cmd_action,
2294					      data_buf);
2295		break;
2296	case HostCmd_CMD_CHAN_REPORT_REQUEST:
2297		ret = mwifiex_cmd_issue_chan_report_request(priv, cmd_ptr,
2298							    data_buf);
2299		break;
2300	case HostCmd_CMD_SDIO_SP_RX_AGGR_CFG:
2301		ret = mwifiex_cmd_sdio_rx_aggr_cfg(cmd_ptr, cmd_action,
2302						   data_buf);
2303		break;
2304	case HostCmd_CMD_HS_WAKEUP_REASON:
2305		ret = mwifiex_cmd_get_wakeup_reason(priv, cmd_ptr);
2306		break;
2307	case HostCmd_CMD_MC_POLICY:
2308		ret = mwifiex_cmd_set_mc_policy(priv, cmd_ptr, cmd_action,
2309						data_buf);
2310		break;
2311	case HostCmd_CMD_ROBUST_COEX:
2312		ret = mwifiex_cmd_robust_coex(priv, cmd_ptr, cmd_action,
2313					      data_buf);
2314		break;
2315	case HostCmd_CMD_GTK_REKEY_OFFLOAD_CFG:
2316		ret = mwifiex_cmd_gtk_rekey_offload(priv, cmd_ptr, cmd_action,
2317						    data_buf);
2318		break;
2319	case HostCmd_CMD_CHAN_REGION_CFG:
2320		ret = mwifiex_cmd_chan_region_cfg(priv, cmd_ptr, cmd_action);
2321		break;
2322	case HostCmd_CMD_FW_DUMP_EVENT:
2323		cmd_ptr->command = cpu_to_le16(cmd_no);
2324		cmd_ptr->size = cpu_to_le16(S_DS_GEN);
2325		break;
2326	case HostCmd_CMD_STA_CONFIGURE:
2327		ret = mwifiex_cmd_get_chan_info(cmd_ptr, cmd_action);
2328		break;
2329	default:
2330		mwifiex_dbg(priv->adapter, ERROR,
2331			    "PREP_CMD: unknown cmd- %#x\n", cmd_no);
2332		ret = -1;
2333		break;
2334	}
2335	return ret;
2336}
2337
2338/*
2339 * This function issues commands to initialize firmware.
2340 *
2341 * This is called after firmware download to bring the card to
2342 * working state.
2343 * Function is also called during reinitialization of virtual
2344 * interfaces.
2345 *
2346 * The following commands are issued sequentially -
2347 *      - Set PCI-Express host buffer configuration (PCIE only)
2348 *      - Function init (for first interface only)
2349 *      - Read MAC address (for first interface only)
2350 *      - Reconfigure Tx buffer size (for first interface only)
2351 *      - Enable auto deep sleep (for first interface only)
2352 *      - Get Tx rate
2353 *      - Get Tx power
2354 *      - Set IBSS coalescing status
2355 *      - Set AMSDU aggregation control
2356 *      - Set 11d control
2357 *      - Set MAC control (this must be the last command to initialize firmware)
2358 */
2359int mwifiex_sta_init_cmd(struct mwifiex_private *priv, u8 first_sta)
2360{
2361	struct mwifiex_adapter *adapter = priv->adapter;
2362	int ret;
2363	struct mwifiex_ds_11n_amsdu_aggr_ctrl amsdu_aggr_ctrl;
2364	struct mwifiex_ds_auto_ds auto_ds;
2365	enum state_11d_t state_11d;
2366	struct mwifiex_ds_11n_tx_cfg tx_cfg;
2367	u8 sdio_sp_rx_aggr_enable;
2368	u16 packet_aggr_enable;
2369	int data;
2370
2371	if (first_sta) {
2372		if (priv->adapter->iface_type == MWIFIEX_PCIE) {
2373			ret = mwifiex_send_cmd(priv,
2374					       HostCmd_CMD_PCIE_DESC_DETAILS,
2375					       HostCmd_ACT_GEN_SET, 0, NULL,
2376					       true);
2377			if (ret)
2378				return -1;
2379		}
2380
2381		ret = mwifiex_send_cmd(priv, HostCmd_CMD_FUNC_INIT,
2382				       HostCmd_ACT_GEN_SET, 0, NULL, true);
2383		if (ret)
2384			return -1;
2385
2386		/* Download calibration data to firmware.
2387		 * The cal-data can be read from device tree and/or
2388		 * a configuration file and downloaded to firmware.
2389		 */
2390		if (adapter->dt_node) {
2391			if (of_property_read_u32(adapter->dt_node,
2392						 "marvell,wakeup-pin",
2393						 &data) == 0) {
2394				pr_debug("Wakeup pin = 0x%x\n", data);
2395				adapter->hs_cfg.gpio = data;
2396			}
2397
2398			mwifiex_dnld_dt_cfgdata(priv, adapter->dt_node,
2399						"marvell,caldata");
2400		}
2401
2402		if (adapter->cal_data) {
2403			mwifiex_send_cmd(priv, HostCmd_CMD_CFG_DATA,
2404					 HostCmd_ACT_GEN_SET, 0, NULL, true);
2405			release_firmware(adapter->cal_data);
2406			adapter->cal_data = NULL;
2407		}
2408
2409
2410		/* Read MAC address from HW */
2411		ret = mwifiex_send_cmd(priv, HostCmd_CMD_GET_HW_SPEC,
2412				       HostCmd_ACT_GEN_GET, 0, NULL, true);
2413		if (ret)
2414			return -1;
2415
2416		/** Set SDIO Single Port RX Aggr Info */
2417		if (priv->adapter->iface_type == MWIFIEX_SDIO &&
2418		    ISSUPP_SDIO_SPA_ENABLED(priv->adapter->fw_cap_info) &&
2419		    !priv->adapter->host_disable_sdio_rx_aggr) {
2420			sdio_sp_rx_aggr_enable = true;
2421			ret = mwifiex_send_cmd(priv,
2422					       HostCmd_CMD_SDIO_SP_RX_AGGR_CFG,
2423					       HostCmd_ACT_GEN_SET, 0,
2424					       &sdio_sp_rx_aggr_enable,
2425					       true);
2426			if (ret) {
2427				mwifiex_dbg(priv->adapter, ERROR,
2428					    "error while enabling SP aggregation..disable it");
2429				adapter->sdio_rx_aggr_enable = false;
2430			}
2431		}
2432
2433		/* Reconfigure tx buf size */
2434		ret = mwifiex_send_cmd(priv, HostCmd_CMD_RECONFIGURE_TX_BUFF,
2435				       HostCmd_ACT_GEN_SET, 0,
2436				       &priv->adapter->tx_buf_size, true);
2437		if (ret)
2438			return -1;
2439
2440		if (priv->bss_type != MWIFIEX_BSS_TYPE_UAP) {
2441			/* Enable IEEE PS by default */
2442			priv->adapter->ps_mode = MWIFIEX_802_11_POWER_MODE_PSP;
2443			ret = mwifiex_send_cmd(priv,
2444					       HostCmd_CMD_802_11_PS_MODE_ENH,
2445					       EN_AUTO_PS, BITMAP_STA_PS, NULL,
2446					       true);
2447			if (ret)
2448				return -1;
2449		}
2450
2451		if (drcs) {
2452			adapter->drcs_enabled = true;
2453			if (ISSUPP_DRCS_ENABLED(adapter->fw_cap_info))
2454				ret = mwifiex_send_cmd(priv,
2455						       HostCmd_CMD_MC_POLICY,
2456						       HostCmd_ACT_GEN_SET, 0,
2457						       &adapter->drcs_enabled,
2458						       true);
2459			if (ret)
2460				return -1;
2461		}
2462
2463		mwifiex_send_cmd(priv, HostCmd_CMD_CHAN_REGION_CFG,
2464				 HostCmd_ACT_GEN_GET, 0, NULL, true);
2465	}
2466
2467	/* get tx rate */
2468	ret = mwifiex_send_cmd(priv, HostCmd_CMD_TX_RATE_CFG,
2469			       HostCmd_ACT_GEN_GET, 0, NULL, true);
2470	if (ret)
2471		return -1;
2472	priv->data_rate = 0;
2473
2474	/* get tx power */
2475	ret = mwifiex_send_cmd(priv, HostCmd_CMD_RF_TX_PWR,
2476			       HostCmd_ACT_GEN_GET, 0, NULL, true);
2477	if (ret)
2478		return -1;
2479
2480	memset(&amsdu_aggr_ctrl, 0, sizeof(amsdu_aggr_ctrl));
2481	amsdu_aggr_ctrl.enable = true;
2482	/* Send request to firmware */
2483	ret = mwifiex_send_cmd(priv, HostCmd_CMD_AMSDU_AGGR_CTRL,
2484			       HostCmd_ACT_GEN_SET, 0,
2485			       &amsdu_aggr_ctrl, true);
2486	if (ret)
2487		return -1;
2488	/* MAC Control must be the last command in init_fw */
2489	/* set MAC Control */
2490	ret = mwifiex_send_cmd(priv, HostCmd_CMD_MAC_CONTROL,
2491			       HostCmd_ACT_GEN_SET, 0,
2492			       &priv->curr_pkt_filter, true);
2493	if (ret)
2494		return -1;
2495
2496	if (!disable_auto_ds && first_sta &&
2497	    priv->bss_type != MWIFIEX_BSS_TYPE_UAP) {
2498		/* Enable auto deep sleep */
2499		auto_ds.auto_ds = DEEP_SLEEP_ON;
2500		auto_ds.idle_time = DEEP_SLEEP_IDLE_TIME;
2501		ret = mwifiex_send_cmd(priv, HostCmd_CMD_802_11_PS_MODE_ENH,
2502				       EN_AUTO_PS, BITMAP_AUTO_DS,
2503				       &auto_ds, true);
2504		if (ret)
2505			return -1;
2506	}
2507
2508	if (priv->bss_type != MWIFIEX_BSS_TYPE_UAP) {
2509		/* Send cmd to FW to enable/disable 11D function */
2510		state_11d = ENABLE_11D;
2511		ret = mwifiex_send_cmd(priv, HostCmd_CMD_802_11_SNMP_MIB,
2512				       HostCmd_ACT_GEN_SET, DOT11D_I,
2513				       &state_11d, true);
2514		if (ret)
2515			mwifiex_dbg(priv->adapter, ERROR,
2516				    "11D: failed to enable 11D\n");
2517	}
2518
2519	/* Pacekt aggregation handshake with firmware */
2520	if (aggr_ctrl) {
2521		packet_aggr_enable = true;
2522		mwifiex_send_cmd(priv, HostCmd_CMD_PACKET_AGGR_CTRL,
2523				 HostCmd_ACT_GEN_SET, 0,
2524				 &packet_aggr_enable, true);
2525	}
2526
2527	/* Send cmd to FW to configure 11n specific configuration
2528	 * (Short GI, Channel BW, Green field support etc.) for transmit
2529	 */
2530	tx_cfg.tx_htcap = MWIFIEX_FW_DEF_HTTXCFG;
2531	ret = mwifiex_send_cmd(priv, HostCmd_CMD_11N_CFG,
2532			       HostCmd_ACT_GEN_SET, 0, &tx_cfg, true);
2533
2534	return ret;
2535}