cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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sta_cmd.c (76621B)


      1/*
      2 * NXP Wireless LAN device driver: station command handling
      3 *
      4 * Copyright 2011-2020 NXP
      5 *
      6 * This software file (the "File") is distributed by NXP
      7 * under the terms of the GNU General Public License Version 2, June 1991
      8 * (the "License").  You may use, redistribute and/or modify this File in
      9 * accordance with the terms and conditions of the License, a copy of which
     10 * is available by writing to the Free Software Foundation, Inc.,
     11 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA or on the
     12 * worldwide web at http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt.
     13 *
     14 * THE FILE IS DISTRIBUTED AS-IS, WITHOUT WARRANTY OF ANY KIND, AND THE
     15 * IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE
     16 * ARE EXPRESSLY DISCLAIMED.  The License provides additional details about
     17 * this warranty disclaimer.
     18 */
     19
     20#include "decl.h"
     21#include "ioctl.h"
     22#include "util.h"
     23#include "fw.h"
     24#include "main.h"
     25#include "wmm.h"
     26#include "11n.h"
     27#include "11ac.h"
     28
     29static bool drcs;
     30module_param(drcs, bool, 0644);
     31MODULE_PARM_DESC(drcs, "multi-channel operation:1, single-channel operation:0");
     32
     33static bool disable_auto_ds;
     34module_param(disable_auto_ds, bool, 0);
     35MODULE_PARM_DESC(disable_auto_ds,
     36		 "deepsleep enabled=0(default), deepsleep disabled=1");
     37/*
     38 * This function prepares command to set/get RSSI information.
     39 *
     40 * Preparation includes -
     41 *      - Setting command ID, action and proper size
     42 *      - Setting data/beacon average factors
     43 *      - Resetting SNR/NF/RSSI values in private structure
     44 *      - Ensuring correct endian-ness
     45 */
     46static int
     47mwifiex_cmd_802_11_rssi_info(struct mwifiex_private *priv,
     48			     struct host_cmd_ds_command *cmd, u16 cmd_action)
     49{
     50	cmd->command = cpu_to_le16(HostCmd_CMD_RSSI_INFO);
     51	cmd->size = cpu_to_le16(sizeof(struct host_cmd_ds_802_11_rssi_info) +
     52				S_DS_GEN);
     53	cmd->params.rssi_info.action = cpu_to_le16(cmd_action);
     54	cmd->params.rssi_info.ndata = cpu_to_le16(priv->data_avg_factor);
     55	cmd->params.rssi_info.nbcn = cpu_to_le16(priv->bcn_avg_factor);
     56
     57	/* Reset SNR/NF/RSSI values in private structure */
     58	priv->data_rssi_last = 0;
     59	priv->data_nf_last = 0;
     60	priv->data_rssi_avg = 0;
     61	priv->data_nf_avg = 0;
     62	priv->bcn_rssi_last = 0;
     63	priv->bcn_nf_last = 0;
     64	priv->bcn_rssi_avg = 0;
     65	priv->bcn_nf_avg = 0;
     66
     67	return 0;
     68}
     69
     70/*
     71 * This function prepares command to set MAC control.
     72 *
     73 * Preparation includes -
     74 *      - Setting command ID, action and proper size
     75 *      - Ensuring correct endian-ness
     76 */
     77static int mwifiex_cmd_mac_control(struct mwifiex_private *priv,
     78				   struct host_cmd_ds_command *cmd,
     79				   u16 cmd_action, u32 *action)
     80{
     81	struct host_cmd_ds_mac_control *mac_ctrl = &cmd->params.mac_ctrl;
     82
     83	if (cmd_action != HostCmd_ACT_GEN_SET) {
     84		mwifiex_dbg(priv->adapter, ERROR,
     85			    "mac_control: only support set cmd\n");
     86		return -1;
     87	}
     88
     89	cmd->command = cpu_to_le16(HostCmd_CMD_MAC_CONTROL);
     90	cmd->size =
     91		cpu_to_le16(sizeof(struct host_cmd_ds_mac_control) + S_DS_GEN);
     92	mac_ctrl->action = cpu_to_le32(*action);
     93
     94	return 0;
     95}
     96
     97/*
     98 * This function prepares command to set/get SNMP MIB.
     99 *
    100 * Preparation includes -
    101 *      - Setting command ID, action and proper size
    102 *      - Setting SNMP MIB OID number and value
    103 *        (as required)
    104 *      - Ensuring correct endian-ness
    105 *
    106 * The following SNMP MIB OIDs are supported -
    107 *      - FRAG_THRESH_I     : Fragmentation threshold
    108 *      - RTS_THRESH_I      : RTS threshold
    109 *      - SHORT_RETRY_LIM_I : Short retry limit
    110 *      - DOT11D_I          : 11d support
    111 */
    112static int mwifiex_cmd_802_11_snmp_mib(struct mwifiex_private *priv,
    113				       struct host_cmd_ds_command *cmd,
    114				       u16 cmd_action, u32 cmd_oid,
    115				       u16 *ul_temp)
    116{
    117	struct host_cmd_ds_802_11_snmp_mib *snmp_mib = &cmd->params.smib;
    118
    119	mwifiex_dbg(priv->adapter, CMD,
    120		    "cmd: SNMP_CMD: cmd_oid = 0x%x\n", cmd_oid);
    121	cmd->command = cpu_to_le16(HostCmd_CMD_802_11_SNMP_MIB);
    122	cmd->size = cpu_to_le16(sizeof(struct host_cmd_ds_802_11_snmp_mib)
    123				- 1 + S_DS_GEN);
    124
    125	snmp_mib->oid = cpu_to_le16((u16)cmd_oid);
    126	if (cmd_action == HostCmd_ACT_GEN_GET) {
    127		snmp_mib->query_type = cpu_to_le16(HostCmd_ACT_GEN_GET);
    128		snmp_mib->buf_size = cpu_to_le16(MAX_SNMP_BUF_SIZE);
    129		le16_unaligned_add_cpu(&cmd->size, MAX_SNMP_BUF_SIZE);
    130	} else if (cmd_action == HostCmd_ACT_GEN_SET) {
    131		snmp_mib->query_type = cpu_to_le16(HostCmd_ACT_GEN_SET);
    132		snmp_mib->buf_size = cpu_to_le16(sizeof(u16));
    133		put_unaligned_le16(*ul_temp, snmp_mib->value);
    134		le16_unaligned_add_cpu(&cmd->size, sizeof(u16));
    135	}
    136
    137	mwifiex_dbg(priv->adapter, CMD,
    138		    "cmd: SNMP_CMD: Action=0x%x, OID=0x%x,\t"
    139		    "OIDSize=0x%x, Value=0x%x\n",
    140		    cmd_action, cmd_oid, le16_to_cpu(snmp_mib->buf_size),
    141		    get_unaligned_le16(snmp_mib->value));
    142	return 0;
    143}
    144
    145/*
    146 * This function prepares command to get log.
    147 *
    148 * Preparation includes -
    149 *      - Setting command ID and proper size
    150 *      - Ensuring correct endian-ness
    151 */
    152static int
    153mwifiex_cmd_802_11_get_log(struct host_cmd_ds_command *cmd)
    154{
    155	cmd->command = cpu_to_le16(HostCmd_CMD_802_11_GET_LOG);
    156	cmd->size = cpu_to_le16(sizeof(struct host_cmd_ds_802_11_get_log) +
    157				S_DS_GEN);
    158	return 0;
    159}
    160
    161/*
    162 * This function prepares command to set/get Tx data rate configuration.
    163 *
    164 * Preparation includes -
    165 *      - Setting command ID, action and proper size
    166 *      - Setting configuration index, rate scope and rate drop pattern
    167 *        parameters (as required)
    168 *      - Ensuring correct endian-ness
    169 */
    170static int mwifiex_cmd_tx_rate_cfg(struct mwifiex_private *priv,
    171				   struct host_cmd_ds_command *cmd,
    172				   u16 cmd_action, u16 *pbitmap_rates)
    173{
    174	struct host_cmd_ds_tx_rate_cfg *rate_cfg = &cmd->params.tx_rate_cfg;
    175	struct mwifiex_rate_scope *rate_scope;
    176	struct mwifiex_rate_drop_pattern *rate_drop;
    177	u32 i;
    178
    179	cmd->command = cpu_to_le16(HostCmd_CMD_TX_RATE_CFG);
    180
    181	rate_cfg->action = cpu_to_le16(cmd_action);
    182	rate_cfg->cfg_index = 0;
    183
    184	rate_scope = (struct mwifiex_rate_scope *) ((u8 *) rate_cfg +
    185		      sizeof(struct host_cmd_ds_tx_rate_cfg));
    186	rate_scope->type = cpu_to_le16(TLV_TYPE_RATE_SCOPE);
    187	rate_scope->length = cpu_to_le16
    188		(sizeof(*rate_scope) - sizeof(struct mwifiex_ie_types_header));
    189	if (pbitmap_rates != NULL) {
    190		rate_scope->hr_dsss_rate_bitmap = cpu_to_le16(pbitmap_rates[0]);
    191		rate_scope->ofdm_rate_bitmap = cpu_to_le16(pbitmap_rates[1]);
    192		for (i = 0; i < ARRAY_SIZE(rate_scope->ht_mcs_rate_bitmap); i++)
    193			rate_scope->ht_mcs_rate_bitmap[i] =
    194				cpu_to_le16(pbitmap_rates[2 + i]);
    195		if (priv->adapter->fw_api_ver == MWIFIEX_FW_V15) {
    196			for (i = 0;
    197			     i < ARRAY_SIZE(rate_scope->vht_mcs_rate_bitmap);
    198			     i++)
    199				rate_scope->vht_mcs_rate_bitmap[i] =
    200					cpu_to_le16(pbitmap_rates[10 + i]);
    201		}
    202	} else {
    203		rate_scope->hr_dsss_rate_bitmap =
    204			cpu_to_le16(priv->bitmap_rates[0]);
    205		rate_scope->ofdm_rate_bitmap =
    206			cpu_to_le16(priv->bitmap_rates[1]);
    207		for (i = 0; i < ARRAY_SIZE(rate_scope->ht_mcs_rate_bitmap); i++)
    208			rate_scope->ht_mcs_rate_bitmap[i] =
    209				cpu_to_le16(priv->bitmap_rates[2 + i]);
    210		if (priv->adapter->fw_api_ver == MWIFIEX_FW_V15) {
    211			for (i = 0;
    212			     i < ARRAY_SIZE(rate_scope->vht_mcs_rate_bitmap);
    213			     i++)
    214				rate_scope->vht_mcs_rate_bitmap[i] =
    215					cpu_to_le16(priv->bitmap_rates[10 + i]);
    216		}
    217	}
    218
    219	rate_drop = (struct mwifiex_rate_drop_pattern *) ((u8 *) rate_scope +
    220					     sizeof(struct mwifiex_rate_scope));
    221	rate_drop->type = cpu_to_le16(TLV_TYPE_RATE_DROP_CONTROL);
    222	rate_drop->length = cpu_to_le16(sizeof(rate_drop->rate_drop_mode));
    223	rate_drop->rate_drop_mode = 0;
    224
    225	cmd->size =
    226		cpu_to_le16(S_DS_GEN + sizeof(struct host_cmd_ds_tx_rate_cfg) +
    227			    sizeof(struct mwifiex_rate_scope) +
    228			    sizeof(struct mwifiex_rate_drop_pattern));
    229
    230	return 0;
    231}
    232
    233/*
    234 * This function prepares command to set/get Tx power configuration.
    235 *
    236 * Preparation includes -
    237 *      - Setting command ID, action and proper size
    238 *      - Setting Tx power mode, power group TLV
    239 *        (as required)
    240 *      - Ensuring correct endian-ness
    241 */
    242static int mwifiex_cmd_tx_power_cfg(struct host_cmd_ds_command *cmd,
    243				    u16 cmd_action,
    244				    struct host_cmd_ds_txpwr_cfg *txp)
    245{
    246	struct mwifiex_types_power_group *pg_tlv;
    247	struct host_cmd_ds_txpwr_cfg *cmd_txp_cfg = &cmd->params.txp_cfg;
    248
    249	cmd->command = cpu_to_le16(HostCmd_CMD_TXPWR_CFG);
    250	cmd->size =
    251		cpu_to_le16(S_DS_GEN + sizeof(struct host_cmd_ds_txpwr_cfg));
    252	switch (cmd_action) {
    253	case HostCmd_ACT_GEN_SET:
    254		if (txp->mode) {
    255			pg_tlv = (struct mwifiex_types_power_group
    256				  *) ((unsigned long) txp +
    257				     sizeof(struct host_cmd_ds_txpwr_cfg));
    258			memmove(cmd_txp_cfg, txp,
    259				sizeof(struct host_cmd_ds_txpwr_cfg) +
    260				sizeof(struct mwifiex_types_power_group) +
    261				le16_to_cpu(pg_tlv->length));
    262
    263			pg_tlv = (struct mwifiex_types_power_group *) ((u8 *)
    264				  cmd_txp_cfg +
    265				  sizeof(struct host_cmd_ds_txpwr_cfg));
    266			cmd->size = cpu_to_le16(le16_to_cpu(cmd->size) +
    267				  sizeof(struct mwifiex_types_power_group) +
    268				  le16_to_cpu(pg_tlv->length));
    269		} else {
    270			memmove(cmd_txp_cfg, txp, sizeof(*txp));
    271		}
    272		cmd_txp_cfg->action = cpu_to_le16(cmd_action);
    273		break;
    274	case HostCmd_ACT_GEN_GET:
    275		cmd_txp_cfg->action = cpu_to_le16(cmd_action);
    276		break;
    277	}
    278
    279	return 0;
    280}
    281
    282/*
    283 * This function prepares command to get RF Tx power.
    284 */
    285static int mwifiex_cmd_rf_tx_power(struct mwifiex_private *priv,
    286				   struct host_cmd_ds_command *cmd,
    287				   u16 cmd_action, void *data_buf)
    288{
    289	struct host_cmd_ds_rf_tx_pwr *txp = &cmd->params.txp;
    290
    291	cmd->size = cpu_to_le16(sizeof(struct host_cmd_ds_rf_tx_pwr)
    292				+ S_DS_GEN);
    293	cmd->command = cpu_to_le16(HostCmd_CMD_RF_TX_PWR);
    294	txp->action = cpu_to_le16(cmd_action);
    295
    296	return 0;
    297}
    298
    299/*
    300 * This function prepares command to set rf antenna.
    301 */
    302static int mwifiex_cmd_rf_antenna(struct mwifiex_private *priv,
    303				  struct host_cmd_ds_command *cmd,
    304				  u16 cmd_action,
    305				  struct mwifiex_ds_ant_cfg *ant_cfg)
    306{
    307	struct host_cmd_ds_rf_ant_mimo *ant_mimo = &cmd->params.ant_mimo;
    308	struct host_cmd_ds_rf_ant_siso *ant_siso = &cmd->params.ant_siso;
    309
    310	cmd->command = cpu_to_le16(HostCmd_CMD_RF_ANTENNA);
    311
    312	switch (cmd_action) {
    313	case HostCmd_ACT_GEN_SET:
    314		if (priv->adapter->hw_dev_mcs_support == HT_STREAM_2X2) {
    315			cmd->size = cpu_to_le16(sizeof(struct
    316						host_cmd_ds_rf_ant_mimo)
    317						+ S_DS_GEN);
    318			ant_mimo->action_tx = cpu_to_le16(HostCmd_ACT_SET_TX);
    319			ant_mimo->tx_ant_mode = cpu_to_le16((u16)ant_cfg->
    320							    tx_ant);
    321			ant_mimo->action_rx = cpu_to_le16(HostCmd_ACT_SET_RX);
    322			ant_mimo->rx_ant_mode = cpu_to_le16((u16)ant_cfg->
    323							    rx_ant);
    324		} else {
    325			cmd->size = cpu_to_le16(sizeof(struct
    326						host_cmd_ds_rf_ant_siso) +
    327						S_DS_GEN);
    328			ant_siso->action = cpu_to_le16(HostCmd_ACT_SET_BOTH);
    329			ant_siso->ant_mode = cpu_to_le16((u16)ant_cfg->tx_ant);
    330		}
    331		break;
    332	case HostCmd_ACT_GEN_GET:
    333		if (priv->adapter->hw_dev_mcs_support == HT_STREAM_2X2) {
    334			cmd->size = cpu_to_le16(sizeof(struct
    335						host_cmd_ds_rf_ant_mimo) +
    336						S_DS_GEN);
    337			ant_mimo->action_tx = cpu_to_le16(HostCmd_ACT_GET_TX);
    338			ant_mimo->action_rx = cpu_to_le16(HostCmd_ACT_GET_RX);
    339		} else {
    340			cmd->size = cpu_to_le16(sizeof(struct
    341						host_cmd_ds_rf_ant_siso) +
    342						S_DS_GEN);
    343			ant_siso->action = cpu_to_le16(HostCmd_ACT_GET_BOTH);
    344		}
    345		break;
    346	}
    347	return 0;
    348}
    349
    350/*
    351 * This function prepares command to set Host Sleep configuration.
    352 *
    353 * Preparation includes -
    354 *      - Setting command ID and proper size
    355 *      - Setting Host Sleep action, conditions, ARP filters
    356 *        (as required)
    357 *      - Ensuring correct endian-ness
    358 */
    359static int
    360mwifiex_cmd_802_11_hs_cfg(struct mwifiex_private *priv,
    361			  struct host_cmd_ds_command *cmd,
    362			  u16 cmd_action,
    363			  struct mwifiex_hs_config_param *hscfg_param)
    364{
    365	struct mwifiex_adapter *adapter = priv->adapter;
    366	struct host_cmd_ds_802_11_hs_cfg_enh *hs_cfg = &cmd->params.opt_hs_cfg;
    367	u8 *tlv = (u8 *)hs_cfg + sizeof(struct host_cmd_ds_802_11_hs_cfg_enh);
    368	struct mwifiex_ps_param_in_hs *psparam_tlv = NULL;
    369	bool hs_activate = false;
    370	u16 size;
    371
    372	if (!hscfg_param)
    373		/* New Activate command */
    374		hs_activate = true;
    375	cmd->command = cpu_to_le16(HostCmd_CMD_802_11_HS_CFG_ENH);
    376
    377	if (!hs_activate &&
    378	    (hscfg_param->conditions != cpu_to_le32(HS_CFG_CANCEL)) &&
    379	    ((adapter->arp_filter_size > 0) &&
    380	     (adapter->arp_filter_size <= ARP_FILTER_MAX_BUF_SIZE))) {
    381		mwifiex_dbg(adapter, CMD,
    382			    "cmd: Attach %d bytes ArpFilter to HSCfg cmd\n",
    383			    adapter->arp_filter_size);
    384		memcpy(((u8 *) hs_cfg) +
    385		       sizeof(struct host_cmd_ds_802_11_hs_cfg_enh),
    386		       adapter->arp_filter, adapter->arp_filter_size);
    387		size = adapter->arp_filter_size +
    388			sizeof(struct host_cmd_ds_802_11_hs_cfg_enh)
    389			+ S_DS_GEN;
    390		tlv = (u8 *)hs_cfg
    391			+ sizeof(struct host_cmd_ds_802_11_hs_cfg_enh)
    392			+ adapter->arp_filter_size;
    393	} else {
    394		size = S_DS_GEN + sizeof(struct host_cmd_ds_802_11_hs_cfg_enh);
    395	}
    396	if (hs_activate) {
    397		hs_cfg->action = cpu_to_le16(HS_ACTIVATE);
    398		hs_cfg->params.hs_activate.resp_ctrl = cpu_to_le16(RESP_NEEDED);
    399
    400		adapter->hs_activated_manually = true;
    401		mwifiex_dbg(priv->adapter, CMD,
    402			    "cmd: Activating host sleep manually\n");
    403	} else {
    404		hs_cfg->action = cpu_to_le16(HS_CONFIGURE);
    405		hs_cfg->params.hs_config.conditions = hscfg_param->conditions;
    406		hs_cfg->params.hs_config.gpio = hscfg_param->gpio;
    407		hs_cfg->params.hs_config.gap = hscfg_param->gap;
    408
    409		size += sizeof(struct mwifiex_ps_param_in_hs);
    410		psparam_tlv = (struct mwifiex_ps_param_in_hs *)tlv;
    411		psparam_tlv->header.type =
    412			cpu_to_le16(TLV_TYPE_PS_PARAMS_IN_HS);
    413		psparam_tlv->header.len =
    414			cpu_to_le16(sizeof(struct mwifiex_ps_param_in_hs)
    415				- sizeof(struct mwifiex_ie_types_header));
    416		psparam_tlv->hs_wake_int = cpu_to_le32(HS_DEF_WAKE_INTERVAL);
    417		psparam_tlv->hs_inact_timeout =
    418			cpu_to_le32(HS_DEF_INACTIVITY_TIMEOUT);
    419
    420		mwifiex_dbg(adapter, CMD,
    421			    "cmd: HS_CFG_CMD: condition:0x%x gpio:0x%x gap:0x%x\n",
    422			    hs_cfg->params.hs_config.conditions,
    423			    hs_cfg->params.hs_config.gpio,
    424			    hs_cfg->params.hs_config.gap);
    425	}
    426	cmd->size = cpu_to_le16(size);
    427
    428	return 0;
    429}
    430
    431/*
    432 * This function prepares command to set/get MAC address.
    433 *
    434 * Preparation includes -
    435 *      - Setting command ID, action and proper size
    436 *      - Setting MAC address (for SET only)
    437 *      - Ensuring correct endian-ness
    438 */
    439static int mwifiex_cmd_802_11_mac_address(struct mwifiex_private *priv,
    440					  struct host_cmd_ds_command *cmd,
    441					  u16 cmd_action)
    442{
    443	cmd->command = cpu_to_le16(HostCmd_CMD_802_11_MAC_ADDRESS);
    444	cmd->size = cpu_to_le16(sizeof(struct host_cmd_ds_802_11_mac_address) +
    445				S_DS_GEN);
    446	cmd->result = 0;
    447
    448	cmd->params.mac_addr.action = cpu_to_le16(cmd_action);
    449
    450	if (cmd_action == HostCmd_ACT_GEN_SET)
    451		memcpy(cmd->params.mac_addr.mac_addr, priv->curr_addr,
    452		       ETH_ALEN);
    453	return 0;
    454}
    455
    456/*
    457 * This function prepares command to set MAC multicast address.
    458 *
    459 * Preparation includes -
    460 *      - Setting command ID, action and proper size
    461 *      - Setting MAC multicast address
    462 *      - Ensuring correct endian-ness
    463 */
    464static int
    465mwifiex_cmd_mac_multicast_adr(struct host_cmd_ds_command *cmd,
    466			      u16 cmd_action,
    467			      struct mwifiex_multicast_list *mcast_list)
    468{
    469	struct host_cmd_ds_mac_multicast_adr *mcast_addr = &cmd->params.mc_addr;
    470
    471	cmd->size = cpu_to_le16(sizeof(struct host_cmd_ds_mac_multicast_adr) +
    472				S_DS_GEN);
    473	cmd->command = cpu_to_le16(HostCmd_CMD_MAC_MULTICAST_ADR);
    474
    475	mcast_addr->action = cpu_to_le16(cmd_action);
    476	mcast_addr->num_of_adrs =
    477		cpu_to_le16((u16) mcast_list->num_multicast_addr);
    478	memcpy(mcast_addr->mac_list, mcast_list->mac_list,
    479	       mcast_list->num_multicast_addr * ETH_ALEN);
    480
    481	return 0;
    482}
    483
    484/*
    485 * This function prepares command to deauthenticate.
    486 *
    487 * Preparation includes -
    488 *      - Setting command ID and proper size
    489 *      - Setting AP MAC address and reason code
    490 *      - Ensuring correct endian-ness
    491 */
    492static int mwifiex_cmd_802_11_deauthenticate(struct mwifiex_private *priv,
    493					     struct host_cmd_ds_command *cmd,
    494					     u8 *mac)
    495{
    496	struct host_cmd_ds_802_11_deauthenticate *deauth = &cmd->params.deauth;
    497
    498	cmd->command = cpu_to_le16(HostCmd_CMD_802_11_DEAUTHENTICATE);
    499	cmd->size = cpu_to_le16(sizeof(struct host_cmd_ds_802_11_deauthenticate)
    500				+ S_DS_GEN);
    501
    502	/* Set AP MAC address */
    503	memcpy(deauth->mac_addr, mac, ETH_ALEN);
    504
    505	mwifiex_dbg(priv->adapter, CMD, "cmd: Deauth: %pM\n", deauth->mac_addr);
    506
    507	deauth->reason_code = cpu_to_le16(WLAN_REASON_DEAUTH_LEAVING);
    508
    509	return 0;
    510}
    511
    512/*
    513 * This function prepares command to stop Ad-Hoc network.
    514 *
    515 * Preparation includes -
    516 *      - Setting command ID and proper size
    517 *      - Ensuring correct endian-ness
    518 */
    519static int mwifiex_cmd_802_11_ad_hoc_stop(struct host_cmd_ds_command *cmd)
    520{
    521	cmd->command = cpu_to_le16(HostCmd_CMD_802_11_AD_HOC_STOP);
    522	cmd->size = cpu_to_le16(S_DS_GEN);
    523	return 0;
    524}
    525
    526/*
    527 * This function sets WEP key(s) to key parameter TLV(s).
    528 *
    529 * Multi-key parameter TLVs are supported, so we can send multiple
    530 * WEP keys in a single buffer.
    531 */
    532static int
    533mwifiex_set_keyparamset_wep(struct mwifiex_private *priv,
    534			    struct mwifiex_ie_type_key_param_set *key_param_set,
    535			    u16 *key_param_len)
    536{
    537	int cur_key_param_len;
    538	u8 i;
    539
    540	/* Multi-key_param_set TLV is supported */
    541	for (i = 0; i < NUM_WEP_KEYS; i++) {
    542		if ((priv->wep_key[i].key_length == WLAN_KEY_LEN_WEP40) ||
    543		    (priv->wep_key[i].key_length == WLAN_KEY_LEN_WEP104)) {
    544			key_param_set->type =
    545				cpu_to_le16(TLV_TYPE_KEY_MATERIAL);
    546/* Key_param_set WEP fixed length */
    547#define KEYPARAMSET_WEP_FIXED_LEN 8
    548			key_param_set->length = cpu_to_le16((u16)
    549					(priv->wep_key[i].
    550					 key_length +
    551					 KEYPARAMSET_WEP_FIXED_LEN));
    552			key_param_set->key_type_id =
    553				cpu_to_le16(KEY_TYPE_ID_WEP);
    554			key_param_set->key_info =
    555				cpu_to_le16(KEY_ENABLED | KEY_UNICAST |
    556					    KEY_MCAST);
    557			key_param_set->key_len =
    558				cpu_to_le16(priv->wep_key[i].key_length);
    559			/* Set WEP key index */
    560			key_param_set->key[0] = i;
    561			/* Set default Tx key flag */
    562			if (i ==
    563			    (priv->
    564			     wep_key_curr_index & HostCmd_WEP_KEY_INDEX_MASK))
    565				key_param_set->key[1] = 1;
    566			else
    567				key_param_set->key[1] = 0;
    568			memmove(&key_param_set->key[2],
    569				priv->wep_key[i].key_material,
    570				priv->wep_key[i].key_length);
    571
    572			cur_key_param_len = priv->wep_key[i].key_length +
    573				KEYPARAMSET_WEP_FIXED_LEN +
    574				sizeof(struct mwifiex_ie_types_header);
    575			*key_param_len += (u16) cur_key_param_len;
    576			key_param_set =
    577				(struct mwifiex_ie_type_key_param_set *)
    578						((u8 *)key_param_set +
    579						 cur_key_param_len);
    580		} else if (!priv->wep_key[i].key_length) {
    581			continue;
    582		} else {
    583			mwifiex_dbg(priv->adapter, ERROR,
    584				    "key%d Length = %d is incorrect\n",
    585				    (i + 1), priv->wep_key[i].key_length);
    586			return -1;
    587		}
    588	}
    589
    590	return 0;
    591}
    592
    593/* This function populates key material v2 command
    594 * to set network key for AES & CMAC AES.
    595 */
    596static int mwifiex_set_aes_key_v2(struct mwifiex_private *priv,
    597				  struct host_cmd_ds_command *cmd,
    598				  struct mwifiex_ds_encrypt_key *enc_key,
    599				  struct host_cmd_ds_802_11_key_material_v2 *km)
    600{
    601	struct mwifiex_adapter *adapter = priv->adapter;
    602	u16 size, len = KEY_PARAMS_FIXED_LEN;
    603
    604	if (enc_key->is_igtk_key) {
    605		mwifiex_dbg(adapter, INFO,
    606			    "%s: Set CMAC AES Key\n", __func__);
    607		if (enc_key->is_rx_seq_valid)
    608			memcpy(km->key_param_set.key_params.cmac_aes.ipn,
    609			       enc_key->pn, enc_key->pn_len);
    610		km->key_param_set.key_info &= cpu_to_le16(~KEY_MCAST);
    611		km->key_param_set.key_info |= cpu_to_le16(KEY_IGTK);
    612		km->key_param_set.key_type = KEY_TYPE_ID_AES_CMAC;
    613		km->key_param_set.key_params.cmac_aes.key_len =
    614					  cpu_to_le16(enc_key->key_len);
    615		memcpy(km->key_param_set.key_params.cmac_aes.key,
    616		       enc_key->key_material, enc_key->key_len);
    617		len += sizeof(struct mwifiex_cmac_aes_param);
    618	} else if (enc_key->is_igtk_def_key) {
    619		mwifiex_dbg(adapter, INFO,
    620			    "%s: Set CMAC default Key index\n", __func__);
    621		km->key_param_set.key_type = KEY_TYPE_ID_AES_CMAC_DEF;
    622		km->key_param_set.key_idx = enc_key->key_index & KEY_INDEX_MASK;
    623	} else {
    624		mwifiex_dbg(adapter, INFO,
    625			    "%s: Set AES Key\n", __func__);
    626		if (enc_key->is_rx_seq_valid)
    627			memcpy(km->key_param_set.key_params.aes.pn,
    628			       enc_key->pn, enc_key->pn_len);
    629		km->key_param_set.key_type = KEY_TYPE_ID_AES;
    630		km->key_param_set.key_params.aes.key_len =
    631					  cpu_to_le16(enc_key->key_len);
    632		memcpy(km->key_param_set.key_params.aes.key,
    633		       enc_key->key_material, enc_key->key_len);
    634		len += sizeof(struct mwifiex_aes_param);
    635	}
    636
    637	km->key_param_set.len = cpu_to_le16(len);
    638	size = len + sizeof(struct mwifiex_ie_types_header) +
    639	       sizeof(km->action) + S_DS_GEN;
    640	cmd->size = cpu_to_le16(size);
    641
    642	return 0;
    643}
    644
    645/* This function prepares command to set/get/reset network key(s).
    646 * This function prepares key material command for V2 format.
    647 * Preparation includes -
    648 *      - Setting command ID, action and proper size
    649 *      - Setting WEP keys, WAPI keys or WPA keys along with required
    650 *        encryption (TKIP, AES) (as required)
    651 *      - Ensuring correct endian-ness
    652 */
    653static int
    654mwifiex_cmd_802_11_key_material_v2(struct mwifiex_private *priv,
    655				   struct host_cmd_ds_command *cmd,
    656				   u16 cmd_action, u32 cmd_oid,
    657				   struct mwifiex_ds_encrypt_key *enc_key)
    658{
    659	struct mwifiex_adapter *adapter = priv->adapter;
    660	u8 *mac = enc_key->mac_addr;
    661	u16 key_info, len = KEY_PARAMS_FIXED_LEN;
    662	struct host_cmd_ds_802_11_key_material_v2 *km =
    663						&cmd->params.key_material_v2;
    664
    665	cmd->command = cpu_to_le16(HostCmd_CMD_802_11_KEY_MATERIAL);
    666	km->action = cpu_to_le16(cmd_action);
    667
    668	if (cmd_action == HostCmd_ACT_GEN_GET) {
    669		mwifiex_dbg(adapter, INFO, "%s: Get key\n", __func__);
    670		km->key_param_set.key_idx =
    671					enc_key->key_index & KEY_INDEX_MASK;
    672		km->key_param_set.type = cpu_to_le16(TLV_TYPE_KEY_PARAM_V2);
    673		km->key_param_set.len = cpu_to_le16(KEY_PARAMS_FIXED_LEN);
    674		memcpy(km->key_param_set.mac_addr, mac, ETH_ALEN);
    675
    676		if (enc_key->key_index & MWIFIEX_KEY_INDEX_UNICAST)
    677			key_info = KEY_UNICAST;
    678		else
    679			key_info = KEY_MCAST;
    680
    681		if (enc_key->is_igtk_key)
    682			key_info |= KEY_IGTK;
    683
    684		km->key_param_set.key_info = cpu_to_le16(key_info);
    685
    686		cmd->size = cpu_to_le16(sizeof(struct mwifiex_ie_types_header) +
    687					S_DS_GEN + KEY_PARAMS_FIXED_LEN +
    688					sizeof(km->action));
    689		return 0;
    690	}
    691
    692	memset(&km->key_param_set, 0,
    693	       sizeof(struct mwifiex_ie_type_key_param_set_v2));
    694
    695	if (enc_key->key_disable) {
    696		mwifiex_dbg(adapter, INFO, "%s: Remove key\n", __func__);
    697		km->action = cpu_to_le16(HostCmd_ACT_GEN_REMOVE);
    698		km->key_param_set.type = cpu_to_le16(TLV_TYPE_KEY_PARAM_V2);
    699		km->key_param_set.len = cpu_to_le16(KEY_PARAMS_FIXED_LEN);
    700		km->key_param_set.key_idx = enc_key->key_index & KEY_INDEX_MASK;
    701		key_info = KEY_MCAST | KEY_UNICAST;
    702		km->key_param_set.key_info = cpu_to_le16(key_info);
    703		memcpy(km->key_param_set.mac_addr, mac, ETH_ALEN);
    704		cmd->size = cpu_to_le16(sizeof(struct mwifiex_ie_types_header) +
    705					S_DS_GEN + KEY_PARAMS_FIXED_LEN +
    706					sizeof(km->action));
    707		return 0;
    708	}
    709
    710	km->action = cpu_to_le16(HostCmd_ACT_GEN_SET);
    711	km->key_param_set.key_idx = enc_key->key_index & KEY_INDEX_MASK;
    712	km->key_param_set.type = cpu_to_le16(TLV_TYPE_KEY_PARAM_V2);
    713	key_info = KEY_ENABLED;
    714	memcpy(km->key_param_set.mac_addr, mac, ETH_ALEN);
    715
    716	if (enc_key->key_len <= WLAN_KEY_LEN_WEP104) {
    717		mwifiex_dbg(adapter, INFO, "%s: Set WEP Key\n", __func__);
    718		len += sizeof(struct mwifiex_wep_param);
    719		km->key_param_set.len = cpu_to_le16(len);
    720		km->key_param_set.key_type = KEY_TYPE_ID_WEP;
    721
    722		if (GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_UAP) {
    723				key_info |= KEY_MCAST | KEY_UNICAST;
    724		} else {
    725			if (enc_key->is_current_wep_key) {
    726				key_info |= KEY_MCAST | KEY_UNICAST;
    727				if (km->key_param_set.key_idx ==
    728				    (priv->wep_key_curr_index & KEY_INDEX_MASK))
    729					key_info |= KEY_DEFAULT;
    730			} else {
    731				if (is_broadcast_ether_addr(mac))
    732					key_info |= KEY_MCAST;
    733				else
    734					key_info |= KEY_UNICAST | KEY_DEFAULT;
    735			}
    736		}
    737		km->key_param_set.key_info = cpu_to_le16(key_info);
    738
    739		km->key_param_set.key_params.wep.key_len =
    740						  cpu_to_le16(enc_key->key_len);
    741		memcpy(km->key_param_set.key_params.wep.key,
    742		       enc_key->key_material, enc_key->key_len);
    743
    744		cmd->size = cpu_to_le16(sizeof(struct mwifiex_ie_types_header) +
    745					len + sizeof(km->action) + S_DS_GEN);
    746		return 0;
    747	}
    748
    749	if (is_broadcast_ether_addr(mac))
    750		key_info |= KEY_MCAST | KEY_RX_KEY;
    751	else
    752		key_info |= KEY_UNICAST | KEY_TX_KEY | KEY_RX_KEY;
    753
    754	if (enc_key->is_wapi_key) {
    755		mwifiex_dbg(adapter, INFO, "%s: Set WAPI Key\n", __func__);
    756		km->key_param_set.key_type = KEY_TYPE_ID_WAPI;
    757		memcpy(km->key_param_set.key_params.wapi.pn, enc_key->pn,
    758		       PN_LEN);
    759		km->key_param_set.key_params.wapi.key_len =
    760						cpu_to_le16(enc_key->key_len);
    761		memcpy(km->key_param_set.key_params.wapi.key,
    762		       enc_key->key_material, enc_key->key_len);
    763		if (is_broadcast_ether_addr(mac))
    764			priv->sec_info.wapi_key_on = true;
    765
    766		if (!priv->sec_info.wapi_key_on)
    767			key_info |= KEY_DEFAULT;
    768		km->key_param_set.key_info = cpu_to_le16(key_info);
    769
    770		len += sizeof(struct mwifiex_wapi_param);
    771		km->key_param_set.len = cpu_to_le16(len);
    772		cmd->size = cpu_to_le16(sizeof(struct mwifiex_ie_types_header) +
    773					len + sizeof(km->action) + S_DS_GEN);
    774		return 0;
    775	}
    776
    777	if (priv->bss_mode == NL80211_IFTYPE_ADHOC) {
    778		key_info |= KEY_DEFAULT;
    779		/* Enable unicast bit for WPA-NONE/ADHOC_AES */
    780		if (!priv->sec_info.wpa2_enabled &&
    781		    !is_broadcast_ether_addr(mac))
    782			key_info |= KEY_UNICAST;
    783	} else {
    784		/* Enable default key for WPA/WPA2 */
    785		if (!priv->wpa_is_gtk_set)
    786			key_info |= KEY_DEFAULT;
    787	}
    788
    789	km->key_param_set.key_info = cpu_to_le16(key_info);
    790
    791	if (enc_key->key_len == WLAN_KEY_LEN_CCMP)
    792		return mwifiex_set_aes_key_v2(priv, cmd, enc_key, km);
    793
    794	if (enc_key->key_len == WLAN_KEY_LEN_TKIP) {
    795		mwifiex_dbg(adapter, INFO,
    796			    "%s: Set TKIP Key\n", __func__);
    797		if (enc_key->is_rx_seq_valid)
    798			memcpy(km->key_param_set.key_params.tkip.pn,
    799			       enc_key->pn, enc_key->pn_len);
    800		km->key_param_set.key_type = KEY_TYPE_ID_TKIP;
    801		km->key_param_set.key_params.tkip.key_len =
    802						cpu_to_le16(enc_key->key_len);
    803		memcpy(km->key_param_set.key_params.tkip.key,
    804		       enc_key->key_material, enc_key->key_len);
    805
    806		len += sizeof(struct mwifiex_tkip_param);
    807		km->key_param_set.len = cpu_to_le16(len);
    808		cmd->size = cpu_to_le16(sizeof(struct mwifiex_ie_types_header) +
    809					len + sizeof(km->action) + S_DS_GEN);
    810	}
    811
    812	return 0;
    813}
    814
    815/*
    816 * This function prepares command to set/get/reset network key(s).
    817 * This function prepares key material command for V1 format.
    818 *
    819 * Preparation includes -
    820 *      - Setting command ID, action and proper size
    821 *      - Setting WEP keys, WAPI keys or WPA keys along with required
    822 *        encryption (TKIP, AES) (as required)
    823 *      - Ensuring correct endian-ness
    824 */
    825static int
    826mwifiex_cmd_802_11_key_material_v1(struct mwifiex_private *priv,
    827				   struct host_cmd_ds_command *cmd,
    828				   u16 cmd_action, u32 cmd_oid,
    829				   struct mwifiex_ds_encrypt_key *enc_key)
    830{
    831	struct host_cmd_ds_802_11_key_material *key_material =
    832		&cmd->params.key_material;
    833	struct host_cmd_tlv_mac_addr *tlv_mac;
    834	u16 key_param_len = 0, cmd_size;
    835	int ret = 0;
    836
    837	cmd->command = cpu_to_le16(HostCmd_CMD_802_11_KEY_MATERIAL);
    838	key_material->action = cpu_to_le16(cmd_action);
    839
    840	if (cmd_action == HostCmd_ACT_GEN_GET) {
    841		cmd->size =
    842			cpu_to_le16(sizeof(key_material->action) + S_DS_GEN);
    843		return ret;
    844	}
    845
    846	if (!enc_key) {
    847		struct host_cmd_ds_802_11_key_material_wep *key_material_wep =
    848			(struct host_cmd_ds_802_11_key_material_wep *)key_material;
    849		memset(key_material_wep->key_param_set, 0,
    850		       sizeof(key_material_wep->key_param_set));
    851		ret = mwifiex_set_keyparamset_wep(priv,
    852						  &key_material_wep->key_param_set[0],
    853						  &key_param_len);
    854		cmd->size = cpu_to_le16(key_param_len +
    855				    sizeof(key_material_wep->action) + S_DS_GEN);
    856		return ret;
    857	} else
    858		memset(&key_material->key_param_set, 0,
    859		       sizeof(struct mwifiex_ie_type_key_param_set));
    860	if (enc_key->is_wapi_key) {
    861		struct mwifiex_ie_type_key_param_set *set;
    862
    863		mwifiex_dbg(priv->adapter, INFO, "info: Set WAPI Key\n");
    864		set = &key_material->key_param_set;
    865		set->key_type_id = cpu_to_le16(KEY_TYPE_ID_WAPI);
    866		if (cmd_oid == KEY_INFO_ENABLED)
    867			set->key_info = cpu_to_le16(KEY_ENABLED);
    868		else
    869			set->key_info = cpu_to_le16(!KEY_ENABLED);
    870
    871		set->key[0] = enc_key->key_index;
    872		if (!priv->sec_info.wapi_key_on)
    873			set->key[1] = 1;
    874		else
    875			/* set 0 when re-key */
    876			set->key[1] = 0;
    877
    878		if (!is_broadcast_ether_addr(enc_key->mac_addr)) {
    879			/* WAPI pairwise key: unicast */
    880			set->key_info |= cpu_to_le16(KEY_UNICAST);
    881		} else {	/* WAPI group key: multicast */
    882			set->key_info |= cpu_to_le16(KEY_MCAST);
    883			priv->sec_info.wapi_key_on = true;
    884		}
    885
    886		set->type = cpu_to_le16(TLV_TYPE_KEY_MATERIAL);
    887		set->key_len = cpu_to_le16(WAPI_KEY_LEN);
    888		memcpy(&set->key[2], enc_key->key_material, enc_key->key_len);
    889		memcpy(&set->key[2 + enc_key->key_len], enc_key->pn, PN_LEN);
    890		set->length = cpu_to_le16(WAPI_KEY_LEN + KEYPARAMSET_FIXED_LEN);
    891
    892		key_param_len = (WAPI_KEY_LEN + KEYPARAMSET_FIXED_LEN) +
    893				 sizeof(struct mwifiex_ie_types_header);
    894		cmd->size = cpu_to_le16(sizeof(key_material->action)
    895					+ S_DS_GEN +  key_param_len);
    896		return ret;
    897	}
    898	if (enc_key->key_len == WLAN_KEY_LEN_CCMP) {
    899		if (enc_key->is_igtk_key) {
    900			mwifiex_dbg(priv->adapter, CMD, "cmd: CMAC_AES\n");
    901			key_material->key_param_set.key_type_id =
    902					cpu_to_le16(KEY_TYPE_ID_AES_CMAC);
    903			if (cmd_oid == KEY_INFO_ENABLED)
    904				key_material->key_param_set.key_info =
    905						cpu_to_le16(KEY_ENABLED);
    906			else
    907				key_material->key_param_set.key_info =
    908						cpu_to_le16(!KEY_ENABLED);
    909
    910			key_material->key_param_set.key_info |=
    911							cpu_to_le16(KEY_IGTK);
    912		} else {
    913			mwifiex_dbg(priv->adapter, CMD, "cmd: WPA_AES\n");
    914			key_material->key_param_set.key_type_id =
    915						cpu_to_le16(KEY_TYPE_ID_AES);
    916			if (cmd_oid == KEY_INFO_ENABLED)
    917				key_material->key_param_set.key_info =
    918						cpu_to_le16(KEY_ENABLED);
    919			else
    920				key_material->key_param_set.key_info =
    921						cpu_to_le16(!KEY_ENABLED);
    922
    923			if (enc_key->key_index & MWIFIEX_KEY_INDEX_UNICAST)
    924				/* AES pairwise key: unicast */
    925				key_material->key_param_set.key_info |=
    926						cpu_to_le16(KEY_UNICAST);
    927			else	/* AES group key: multicast */
    928				key_material->key_param_set.key_info |=
    929							cpu_to_le16(KEY_MCAST);
    930		}
    931	} else if (enc_key->key_len == WLAN_KEY_LEN_TKIP) {
    932		mwifiex_dbg(priv->adapter, CMD, "cmd: WPA_TKIP\n");
    933		key_material->key_param_set.key_type_id =
    934						cpu_to_le16(KEY_TYPE_ID_TKIP);
    935		key_material->key_param_set.key_info =
    936						cpu_to_le16(KEY_ENABLED);
    937
    938		if (enc_key->key_index & MWIFIEX_KEY_INDEX_UNICAST)
    939				/* TKIP pairwise key: unicast */
    940			key_material->key_param_set.key_info |=
    941						cpu_to_le16(KEY_UNICAST);
    942		else		/* TKIP group key: multicast */
    943			key_material->key_param_set.key_info |=
    944							cpu_to_le16(KEY_MCAST);
    945	}
    946
    947	if (key_material->key_param_set.key_type_id) {
    948		key_material->key_param_set.type =
    949					cpu_to_le16(TLV_TYPE_KEY_MATERIAL);
    950		key_material->key_param_set.key_len =
    951					cpu_to_le16((u16) enc_key->key_len);
    952		memcpy(key_material->key_param_set.key, enc_key->key_material,
    953		       enc_key->key_len);
    954		key_material->key_param_set.length =
    955			cpu_to_le16((u16) enc_key->key_len +
    956				    KEYPARAMSET_FIXED_LEN);
    957
    958		key_param_len = (u16)(enc_key->key_len + KEYPARAMSET_FIXED_LEN)
    959				+ sizeof(struct mwifiex_ie_types_header);
    960
    961		if (le16_to_cpu(key_material->key_param_set.key_type_id) ==
    962							KEY_TYPE_ID_AES_CMAC) {
    963			struct mwifiex_cmac_param *param =
    964					(void *)key_material->key_param_set.key;
    965
    966			memcpy(param->ipn, enc_key->pn, IGTK_PN_LEN);
    967			memcpy(param->key, enc_key->key_material,
    968			       WLAN_KEY_LEN_AES_CMAC);
    969
    970			key_param_len = sizeof(struct mwifiex_cmac_param);
    971			key_material->key_param_set.key_len =
    972						cpu_to_le16(key_param_len);
    973			key_param_len += KEYPARAMSET_FIXED_LEN;
    974			key_material->key_param_set.length =
    975						cpu_to_le16(key_param_len);
    976			key_param_len += sizeof(struct mwifiex_ie_types_header);
    977		}
    978
    979		cmd->size = cpu_to_le16(sizeof(key_material->action) + S_DS_GEN
    980					+ key_param_len);
    981
    982		if (GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_UAP) {
    983			tlv_mac = (void *)((u8 *)&key_material->key_param_set +
    984					   key_param_len);
    985			tlv_mac->header.type =
    986					cpu_to_le16(TLV_TYPE_STA_MAC_ADDR);
    987			tlv_mac->header.len = cpu_to_le16(ETH_ALEN);
    988			memcpy(tlv_mac->mac_addr, enc_key->mac_addr, ETH_ALEN);
    989			cmd_size = key_param_len + S_DS_GEN +
    990				   sizeof(key_material->action) +
    991				   sizeof(struct host_cmd_tlv_mac_addr);
    992		} else {
    993			cmd_size = key_param_len + S_DS_GEN +
    994				   sizeof(key_material->action);
    995		}
    996		cmd->size = cpu_to_le16(cmd_size);
    997	}
    998
    999	return ret;
   1000}
   1001
   1002/* Wrapper function for setting network key depending upon FW KEY API version */
   1003static int
   1004mwifiex_cmd_802_11_key_material(struct mwifiex_private *priv,
   1005				struct host_cmd_ds_command *cmd,
   1006				u16 cmd_action, u32 cmd_oid,
   1007				struct mwifiex_ds_encrypt_key *enc_key)
   1008{
   1009	if (priv->adapter->key_api_major_ver == KEY_API_VER_MAJOR_V2)
   1010		return mwifiex_cmd_802_11_key_material_v2(priv, cmd,
   1011							  cmd_action, cmd_oid,
   1012							  enc_key);
   1013
   1014	else
   1015		return mwifiex_cmd_802_11_key_material_v1(priv, cmd,
   1016							  cmd_action, cmd_oid,
   1017							  enc_key);
   1018}
   1019
   1020/*
   1021 * This function prepares command to set/get 11d domain information.
   1022 *
   1023 * Preparation includes -
   1024 *      - Setting command ID, action and proper size
   1025 *      - Setting domain information fields (for SET only)
   1026 *      - Ensuring correct endian-ness
   1027 */
   1028static int mwifiex_cmd_802_11d_domain_info(struct mwifiex_private *priv,
   1029					   struct host_cmd_ds_command *cmd,
   1030					   u16 cmd_action)
   1031{
   1032	struct mwifiex_adapter *adapter = priv->adapter;
   1033	struct host_cmd_ds_802_11d_domain_info *domain_info =
   1034		&cmd->params.domain_info;
   1035	struct mwifiex_ietypes_domain_param_set *domain =
   1036		&domain_info->domain;
   1037	u8 no_of_triplet = adapter->domain_reg.no_of_triplet;
   1038
   1039	mwifiex_dbg(adapter, INFO,
   1040		    "info: 11D: no_of_triplet=0x%x\n", no_of_triplet);
   1041
   1042	cmd->command = cpu_to_le16(HostCmd_CMD_802_11D_DOMAIN_INFO);
   1043	domain_info->action = cpu_to_le16(cmd_action);
   1044	if (cmd_action == HostCmd_ACT_GEN_GET) {
   1045		cmd->size = cpu_to_le16(sizeof(domain_info->action) + S_DS_GEN);
   1046		return 0;
   1047	}
   1048
   1049	/* Set domain info fields */
   1050	domain->header.type = cpu_to_le16(WLAN_EID_COUNTRY);
   1051	memcpy(domain->country_code, adapter->domain_reg.country_code,
   1052	       sizeof(domain->country_code));
   1053
   1054	domain->header.len =
   1055		cpu_to_le16((no_of_triplet *
   1056			     sizeof(struct ieee80211_country_ie_triplet))
   1057			    + sizeof(domain->country_code));
   1058
   1059	if (no_of_triplet) {
   1060		memcpy(domain->triplet, adapter->domain_reg.triplet,
   1061		       no_of_triplet * sizeof(struct
   1062					      ieee80211_country_ie_triplet));
   1063
   1064		cmd->size = cpu_to_le16(sizeof(domain_info->action) +
   1065					le16_to_cpu(domain->header.len) +
   1066					sizeof(struct mwifiex_ie_types_header)
   1067					+ S_DS_GEN);
   1068	} else {
   1069		cmd->size = cpu_to_le16(sizeof(domain_info->action) + S_DS_GEN);
   1070	}
   1071
   1072	return 0;
   1073}
   1074
   1075/*
   1076 * This function prepares command to set/get IBSS coalescing status.
   1077 *
   1078 * Preparation includes -
   1079 *      - Setting command ID, action and proper size
   1080 *      - Setting status to enable or disable (for SET only)
   1081 *      - Ensuring correct endian-ness
   1082 */
   1083static int mwifiex_cmd_ibss_coalescing_status(struct host_cmd_ds_command *cmd,
   1084					      u16 cmd_action, u16 *enable)
   1085{
   1086	struct host_cmd_ds_802_11_ibss_status *ibss_coal =
   1087		&(cmd->params.ibss_coalescing);
   1088
   1089	cmd->command = cpu_to_le16(HostCmd_CMD_802_11_IBSS_COALESCING_STATUS);
   1090	cmd->size = cpu_to_le16(sizeof(struct host_cmd_ds_802_11_ibss_status) +
   1091				S_DS_GEN);
   1092	cmd->result = 0;
   1093	ibss_coal->action = cpu_to_le16(cmd_action);
   1094
   1095	switch (cmd_action) {
   1096	case HostCmd_ACT_GEN_SET:
   1097		if (enable)
   1098			ibss_coal->enable = cpu_to_le16(*enable);
   1099		else
   1100			ibss_coal->enable = 0;
   1101		break;
   1102
   1103		/* In other case.. Nothing to do */
   1104	case HostCmd_ACT_GEN_GET:
   1105	default:
   1106		break;
   1107	}
   1108
   1109	return 0;
   1110}
   1111
   1112/* This function prepares command buffer to get/set memory location value.
   1113 */
   1114static int
   1115mwifiex_cmd_mem_access(struct host_cmd_ds_command *cmd, u16 cmd_action,
   1116		       void *pdata_buf)
   1117{
   1118	struct mwifiex_ds_mem_rw *mem_rw = (void *)pdata_buf;
   1119	struct host_cmd_ds_mem_access *mem_access = (void *)&cmd->params.mem;
   1120
   1121	cmd->command = cpu_to_le16(HostCmd_CMD_MEM_ACCESS);
   1122	cmd->size = cpu_to_le16(sizeof(struct host_cmd_ds_mem_access) +
   1123				S_DS_GEN);
   1124
   1125	mem_access->action = cpu_to_le16(cmd_action);
   1126	mem_access->addr = cpu_to_le32(mem_rw->addr);
   1127	mem_access->value = cpu_to_le32(mem_rw->value);
   1128
   1129	return 0;
   1130}
   1131
   1132/*
   1133 * This function prepares command to set/get register value.
   1134 *
   1135 * Preparation includes -
   1136 *      - Setting command ID, action and proper size
   1137 *      - Setting register offset (for both GET and SET) and
   1138 *        register value (for SET only)
   1139 *      - Ensuring correct endian-ness
   1140 *
   1141 * The following type of registers can be accessed with this function -
   1142 *      - MAC register
   1143 *      - BBP register
   1144 *      - RF register
   1145 *      - PMIC register
   1146 *      - CAU register
   1147 *      - EEPROM
   1148 */
   1149static int mwifiex_cmd_reg_access(struct host_cmd_ds_command *cmd,
   1150				  u16 cmd_action, void *data_buf)
   1151{
   1152	struct mwifiex_ds_reg_rw *reg_rw = data_buf;
   1153
   1154	switch (le16_to_cpu(cmd->command)) {
   1155	case HostCmd_CMD_MAC_REG_ACCESS:
   1156	{
   1157		struct host_cmd_ds_mac_reg_access *mac_reg;
   1158
   1159		cmd->size = cpu_to_le16(sizeof(*mac_reg) + S_DS_GEN);
   1160		mac_reg = &cmd->params.mac_reg;
   1161		mac_reg->action = cpu_to_le16(cmd_action);
   1162		mac_reg->offset = cpu_to_le16((u16) reg_rw->offset);
   1163		mac_reg->value = cpu_to_le32(reg_rw->value);
   1164		break;
   1165	}
   1166	case HostCmd_CMD_BBP_REG_ACCESS:
   1167	{
   1168		struct host_cmd_ds_bbp_reg_access *bbp_reg;
   1169
   1170		cmd->size = cpu_to_le16(sizeof(*bbp_reg) + S_DS_GEN);
   1171		bbp_reg = &cmd->params.bbp_reg;
   1172		bbp_reg->action = cpu_to_le16(cmd_action);
   1173		bbp_reg->offset = cpu_to_le16((u16) reg_rw->offset);
   1174		bbp_reg->value = (u8) reg_rw->value;
   1175		break;
   1176	}
   1177	case HostCmd_CMD_RF_REG_ACCESS:
   1178	{
   1179		struct host_cmd_ds_rf_reg_access *rf_reg;
   1180
   1181		cmd->size = cpu_to_le16(sizeof(*rf_reg) + S_DS_GEN);
   1182		rf_reg = &cmd->params.rf_reg;
   1183		rf_reg->action = cpu_to_le16(cmd_action);
   1184		rf_reg->offset = cpu_to_le16((u16) reg_rw->offset);
   1185		rf_reg->value = (u8) reg_rw->value;
   1186		break;
   1187	}
   1188	case HostCmd_CMD_PMIC_REG_ACCESS:
   1189	{
   1190		struct host_cmd_ds_pmic_reg_access *pmic_reg;
   1191
   1192		cmd->size = cpu_to_le16(sizeof(*pmic_reg) + S_DS_GEN);
   1193		pmic_reg = &cmd->params.pmic_reg;
   1194		pmic_reg->action = cpu_to_le16(cmd_action);
   1195		pmic_reg->offset = cpu_to_le16((u16) reg_rw->offset);
   1196		pmic_reg->value = (u8) reg_rw->value;
   1197		break;
   1198	}
   1199	case HostCmd_CMD_CAU_REG_ACCESS:
   1200	{
   1201		struct host_cmd_ds_rf_reg_access *cau_reg;
   1202
   1203		cmd->size = cpu_to_le16(sizeof(*cau_reg) + S_DS_GEN);
   1204		cau_reg = &cmd->params.rf_reg;
   1205		cau_reg->action = cpu_to_le16(cmd_action);
   1206		cau_reg->offset = cpu_to_le16((u16) reg_rw->offset);
   1207		cau_reg->value = (u8) reg_rw->value;
   1208		break;
   1209	}
   1210	case HostCmd_CMD_802_11_EEPROM_ACCESS:
   1211	{
   1212		struct mwifiex_ds_read_eeprom *rd_eeprom = data_buf;
   1213		struct host_cmd_ds_802_11_eeprom_access *cmd_eeprom =
   1214			&cmd->params.eeprom;
   1215
   1216		cmd->size = cpu_to_le16(sizeof(*cmd_eeprom) + S_DS_GEN);
   1217		cmd_eeprom->action = cpu_to_le16(cmd_action);
   1218		cmd_eeprom->offset = cpu_to_le16(rd_eeprom->offset);
   1219		cmd_eeprom->byte_count = cpu_to_le16(rd_eeprom->byte_count);
   1220		cmd_eeprom->value = 0;
   1221		break;
   1222	}
   1223	default:
   1224		return -1;
   1225	}
   1226
   1227	return 0;
   1228}
   1229
   1230/*
   1231 * This function prepares command to set PCI-Express
   1232 * host buffer configuration
   1233 *
   1234 * Preparation includes -
   1235 *      - Setting command ID, action and proper size
   1236 *      - Setting host buffer configuration
   1237 *      - Ensuring correct endian-ness
   1238 */
   1239static int
   1240mwifiex_cmd_pcie_host_spec(struct mwifiex_private *priv,
   1241			   struct host_cmd_ds_command *cmd, u16 action)
   1242{
   1243	struct host_cmd_ds_pcie_details *host_spec =
   1244					&cmd->params.pcie_host_spec;
   1245	struct pcie_service_card *card = priv->adapter->card;
   1246
   1247	cmd->command = cpu_to_le16(HostCmd_CMD_PCIE_DESC_DETAILS);
   1248	cmd->size = cpu_to_le16(sizeof(struct
   1249					host_cmd_ds_pcie_details) + S_DS_GEN);
   1250	cmd->result = 0;
   1251
   1252	memset(host_spec, 0, sizeof(struct host_cmd_ds_pcie_details));
   1253
   1254	if (action != HostCmd_ACT_GEN_SET)
   1255		return 0;
   1256
   1257	/* Send the ring base addresses and count to firmware */
   1258	host_spec->txbd_addr_lo = cpu_to_le32((u32)(card->txbd_ring_pbase));
   1259	host_spec->txbd_addr_hi =
   1260			cpu_to_le32((u32)(((u64)card->txbd_ring_pbase) >> 32));
   1261	host_spec->txbd_count = cpu_to_le32(MWIFIEX_MAX_TXRX_BD);
   1262	host_spec->rxbd_addr_lo = cpu_to_le32((u32)(card->rxbd_ring_pbase));
   1263	host_spec->rxbd_addr_hi =
   1264			cpu_to_le32((u32)(((u64)card->rxbd_ring_pbase) >> 32));
   1265	host_spec->rxbd_count = cpu_to_le32(MWIFIEX_MAX_TXRX_BD);
   1266	host_spec->evtbd_addr_lo = cpu_to_le32((u32)(card->evtbd_ring_pbase));
   1267	host_spec->evtbd_addr_hi =
   1268			cpu_to_le32((u32)(((u64)card->evtbd_ring_pbase) >> 32));
   1269	host_spec->evtbd_count = cpu_to_le32(MWIFIEX_MAX_EVT_BD);
   1270	if (card->sleep_cookie_vbase) {
   1271		host_spec->sleep_cookie_addr_lo =
   1272				cpu_to_le32((u32)(card->sleep_cookie_pbase));
   1273		host_spec->sleep_cookie_addr_hi = cpu_to_le32((u32)(((u64)
   1274					(card->sleep_cookie_pbase)) >> 32));
   1275		mwifiex_dbg(priv->adapter, INFO,
   1276			    "sleep_cook_lo phy addr: 0x%x\n",
   1277			    host_spec->sleep_cookie_addr_lo);
   1278	}
   1279
   1280	return 0;
   1281}
   1282
   1283/*
   1284 * This function prepares command for event subscription, configuration
   1285 * and query. Events can be subscribed or unsubscribed. Current subscribed
   1286 * events can be queried. Also, current subscribed events are reported in
   1287 * every FW response.
   1288 */
   1289static int
   1290mwifiex_cmd_802_11_subsc_evt(struct mwifiex_private *priv,
   1291			     struct host_cmd_ds_command *cmd,
   1292			     struct mwifiex_ds_misc_subsc_evt *subsc_evt_cfg)
   1293{
   1294	struct host_cmd_ds_802_11_subsc_evt *subsc_evt = &cmd->params.subsc_evt;
   1295	struct mwifiex_ie_types_rssi_threshold *rssi_tlv;
   1296	u16 event_bitmap;
   1297	u8 *pos;
   1298
   1299	cmd->command = cpu_to_le16(HostCmd_CMD_802_11_SUBSCRIBE_EVENT);
   1300	cmd->size = cpu_to_le16(sizeof(struct host_cmd_ds_802_11_subsc_evt) +
   1301				S_DS_GEN);
   1302
   1303	subsc_evt->action = cpu_to_le16(subsc_evt_cfg->action);
   1304	mwifiex_dbg(priv->adapter, CMD,
   1305		    "cmd: action: %d\n", subsc_evt_cfg->action);
   1306
   1307	/*For query requests, no configuration TLV structures are to be added.*/
   1308	if (subsc_evt_cfg->action == HostCmd_ACT_GEN_GET)
   1309		return 0;
   1310
   1311	subsc_evt->events = cpu_to_le16(subsc_evt_cfg->events);
   1312
   1313	event_bitmap = subsc_evt_cfg->events;
   1314	mwifiex_dbg(priv->adapter, CMD, "cmd: event bitmap : %16x\n",
   1315		    event_bitmap);
   1316
   1317	if (((subsc_evt_cfg->action == HostCmd_ACT_BITWISE_CLR) ||
   1318	     (subsc_evt_cfg->action == HostCmd_ACT_BITWISE_SET)) &&
   1319	    (event_bitmap == 0)) {
   1320		mwifiex_dbg(priv->adapter, ERROR,
   1321			    "Error: No event specified\t"
   1322			    "for bitwise action type\n");
   1323		return -EINVAL;
   1324	}
   1325
   1326	/*
   1327	 * Append TLV structures for each of the specified events for
   1328	 * subscribing or re-configuring. This is not required for
   1329	 * bitwise unsubscribing request.
   1330	 */
   1331	if (subsc_evt_cfg->action == HostCmd_ACT_BITWISE_CLR)
   1332		return 0;
   1333
   1334	pos = ((u8 *)subsc_evt) +
   1335			sizeof(struct host_cmd_ds_802_11_subsc_evt);
   1336
   1337	if (event_bitmap & BITMASK_BCN_RSSI_LOW) {
   1338		rssi_tlv = (struct mwifiex_ie_types_rssi_threshold *) pos;
   1339
   1340		rssi_tlv->header.type = cpu_to_le16(TLV_TYPE_RSSI_LOW);
   1341		rssi_tlv->header.len =
   1342		    cpu_to_le16(sizeof(struct mwifiex_ie_types_rssi_threshold) -
   1343				sizeof(struct mwifiex_ie_types_header));
   1344		rssi_tlv->abs_value = subsc_evt_cfg->bcn_l_rssi_cfg.abs_value;
   1345		rssi_tlv->evt_freq = subsc_evt_cfg->bcn_l_rssi_cfg.evt_freq;
   1346
   1347		mwifiex_dbg(priv->adapter, EVENT,
   1348			    "Cfg Beacon Low Rssi event,\t"
   1349			    "RSSI:-%d dBm, Freq:%d\n",
   1350			    subsc_evt_cfg->bcn_l_rssi_cfg.abs_value,
   1351			    subsc_evt_cfg->bcn_l_rssi_cfg.evt_freq);
   1352
   1353		pos += sizeof(struct mwifiex_ie_types_rssi_threshold);
   1354		le16_unaligned_add_cpu(&cmd->size,
   1355				       sizeof(
   1356				       struct mwifiex_ie_types_rssi_threshold));
   1357	}
   1358
   1359	if (event_bitmap & BITMASK_BCN_RSSI_HIGH) {
   1360		rssi_tlv = (struct mwifiex_ie_types_rssi_threshold *) pos;
   1361
   1362		rssi_tlv->header.type = cpu_to_le16(TLV_TYPE_RSSI_HIGH);
   1363		rssi_tlv->header.len =
   1364		    cpu_to_le16(sizeof(struct mwifiex_ie_types_rssi_threshold) -
   1365				sizeof(struct mwifiex_ie_types_header));
   1366		rssi_tlv->abs_value = subsc_evt_cfg->bcn_h_rssi_cfg.abs_value;
   1367		rssi_tlv->evt_freq = subsc_evt_cfg->bcn_h_rssi_cfg.evt_freq;
   1368
   1369		mwifiex_dbg(priv->adapter, EVENT,
   1370			    "Cfg Beacon High Rssi event,\t"
   1371			    "RSSI:-%d dBm, Freq:%d\n",
   1372			    subsc_evt_cfg->bcn_h_rssi_cfg.abs_value,
   1373			    subsc_evt_cfg->bcn_h_rssi_cfg.evt_freq);
   1374
   1375		pos += sizeof(struct mwifiex_ie_types_rssi_threshold);
   1376		le16_unaligned_add_cpu(&cmd->size,
   1377				       sizeof(
   1378				       struct mwifiex_ie_types_rssi_threshold));
   1379	}
   1380
   1381	return 0;
   1382}
   1383
   1384static int
   1385mwifiex_cmd_append_rpn_expression(struct mwifiex_private *priv,
   1386				  struct mwifiex_mef_entry *mef_entry,
   1387				  u8 **buffer)
   1388{
   1389	struct mwifiex_mef_filter *filter = mef_entry->filter;
   1390	int i, byte_len;
   1391	u8 *stack_ptr = *buffer;
   1392
   1393	for (i = 0; i < MWIFIEX_MEF_MAX_FILTERS; i++) {
   1394		filter = &mef_entry->filter[i];
   1395		if (!filter->filt_type)
   1396			break;
   1397		put_unaligned_le32((u32)filter->repeat, stack_ptr);
   1398		stack_ptr += 4;
   1399		*stack_ptr = TYPE_DNUM;
   1400		stack_ptr += 1;
   1401
   1402		byte_len = filter->byte_seq[MWIFIEX_MEF_MAX_BYTESEQ];
   1403		memcpy(stack_ptr, filter->byte_seq, byte_len);
   1404		stack_ptr += byte_len;
   1405		*stack_ptr = byte_len;
   1406		stack_ptr += 1;
   1407		*stack_ptr = TYPE_BYTESEQ;
   1408		stack_ptr += 1;
   1409		put_unaligned_le32((u32)filter->offset, stack_ptr);
   1410		stack_ptr += 4;
   1411		*stack_ptr = TYPE_DNUM;
   1412		stack_ptr += 1;
   1413
   1414		*stack_ptr = filter->filt_type;
   1415		stack_ptr += 1;
   1416
   1417		if (filter->filt_action) {
   1418			*stack_ptr = filter->filt_action;
   1419			stack_ptr += 1;
   1420		}
   1421
   1422		if (stack_ptr - *buffer > STACK_NBYTES)
   1423			return -1;
   1424	}
   1425
   1426	*buffer = stack_ptr;
   1427	return 0;
   1428}
   1429
   1430static int
   1431mwifiex_cmd_mef_cfg(struct mwifiex_private *priv,
   1432		    struct host_cmd_ds_command *cmd,
   1433		    struct mwifiex_ds_mef_cfg *mef)
   1434{
   1435	struct host_cmd_ds_mef_cfg *mef_cfg = &cmd->params.mef_cfg;
   1436	struct mwifiex_fw_mef_entry *mef_entry = NULL;
   1437	u8 *pos = (u8 *)mef_cfg;
   1438	u16 i;
   1439
   1440	cmd->command = cpu_to_le16(HostCmd_CMD_MEF_CFG);
   1441
   1442	mef_cfg->criteria = cpu_to_le32(mef->criteria);
   1443	mef_cfg->num_entries = cpu_to_le16(mef->num_entries);
   1444	pos += sizeof(*mef_cfg);
   1445
   1446	for (i = 0; i < mef->num_entries; i++) {
   1447		mef_entry = (struct mwifiex_fw_mef_entry *)pos;
   1448		mef_entry->mode = mef->mef_entry[i].mode;
   1449		mef_entry->action = mef->mef_entry[i].action;
   1450		pos += sizeof(*mef_cfg->mef_entry);
   1451
   1452		if (mwifiex_cmd_append_rpn_expression(priv,
   1453						      &mef->mef_entry[i], &pos))
   1454			return -1;
   1455
   1456		mef_entry->exprsize =
   1457			cpu_to_le16(pos - mef_entry->expr);
   1458	}
   1459	cmd->size = cpu_to_le16((u16) (pos - (u8 *)mef_cfg) + S_DS_GEN);
   1460
   1461	return 0;
   1462}
   1463
   1464/* This function parse cal data from ASCII to hex */
   1465static u32 mwifiex_parse_cal_cfg(u8 *src, size_t len, u8 *dst)
   1466{
   1467	u8 *s = src, *d = dst;
   1468
   1469	while (s - src < len) {
   1470		if (*s && (isspace(*s) || *s == '\t')) {
   1471			s++;
   1472			continue;
   1473		}
   1474		if (isxdigit(*s)) {
   1475			*d++ = simple_strtol(s, NULL, 16);
   1476			s += 2;
   1477		} else {
   1478			s++;
   1479		}
   1480	}
   1481
   1482	return d - dst;
   1483}
   1484
   1485int mwifiex_dnld_dt_cfgdata(struct mwifiex_private *priv,
   1486			    struct device_node *node, const char *prefix)
   1487{
   1488#ifdef CONFIG_OF
   1489	struct property *prop;
   1490	size_t len = strlen(prefix);
   1491	int ret;
   1492
   1493	/* look for all matching property names */
   1494	for_each_property_of_node(node, prop) {
   1495		if (len > strlen(prop->name) ||
   1496		    strncmp(prop->name, prefix, len))
   1497			continue;
   1498
   1499		/* property header is 6 bytes, data must fit in cmd buffer */
   1500		if (prop->value && prop->length > 6 &&
   1501		    prop->length <= MWIFIEX_SIZE_OF_CMD_BUFFER - S_DS_GEN) {
   1502			ret = mwifiex_send_cmd(priv, HostCmd_CMD_CFG_DATA,
   1503					       HostCmd_ACT_GEN_SET, 0,
   1504					       prop, true);
   1505			if (ret)
   1506				return ret;
   1507		}
   1508	}
   1509#endif
   1510	return 0;
   1511}
   1512
   1513/* This function prepares command of set_cfg_data. */
   1514static int mwifiex_cmd_cfg_data(struct mwifiex_private *priv,
   1515				struct host_cmd_ds_command *cmd, void *data_buf)
   1516{
   1517	struct mwifiex_adapter *adapter = priv->adapter;
   1518	struct property *prop = data_buf;
   1519	u32 len;
   1520	u8 *data = (u8 *)cmd + S_DS_GEN;
   1521	int ret;
   1522
   1523	if (prop) {
   1524		len = prop->length;
   1525		ret = of_property_read_u8_array(adapter->dt_node, prop->name,
   1526						data, len);
   1527		if (ret)
   1528			return ret;
   1529		mwifiex_dbg(adapter, INFO,
   1530			    "download cfg_data from device tree: %s\n",
   1531			    prop->name);
   1532	} else if (adapter->cal_data->data && adapter->cal_data->size > 0) {
   1533		len = mwifiex_parse_cal_cfg((u8 *)adapter->cal_data->data,
   1534					    adapter->cal_data->size, data);
   1535		mwifiex_dbg(adapter, INFO,
   1536			    "download cfg_data from config file\n");
   1537	} else {
   1538		return -1;
   1539	}
   1540
   1541	cmd->command = cpu_to_le16(HostCmd_CMD_CFG_DATA);
   1542	cmd->size = cpu_to_le16(S_DS_GEN + len);
   1543
   1544	return 0;
   1545}
   1546
   1547static int
   1548mwifiex_cmd_set_mc_policy(struct mwifiex_private *priv,
   1549			  struct host_cmd_ds_command *cmd,
   1550			  u16 cmd_action, void *data_buf)
   1551{
   1552	struct host_cmd_ds_multi_chan_policy *mc_pol = &cmd->params.mc_policy;
   1553	const u16 *drcs_info = data_buf;
   1554
   1555	mc_pol->action = cpu_to_le16(cmd_action);
   1556	mc_pol->policy = cpu_to_le16(*drcs_info);
   1557	cmd->command = cpu_to_le16(HostCmd_CMD_MC_POLICY);
   1558	cmd->size = cpu_to_le16(sizeof(struct host_cmd_ds_multi_chan_policy) +
   1559				S_DS_GEN);
   1560	return 0;
   1561}
   1562
   1563static int mwifiex_cmd_robust_coex(struct mwifiex_private *priv,
   1564				   struct host_cmd_ds_command *cmd,
   1565				   u16 cmd_action, bool *is_timeshare)
   1566{
   1567	struct host_cmd_ds_robust_coex *coex = &cmd->params.coex;
   1568	struct mwifiex_ie_types_robust_coex *coex_tlv;
   1569
   1570	cmd->command = cpu_to_le16(HostCmd_CMD_ROBUST_COEX);
   1571	cmd->size = cpu_to_le16(sizeof(*coex) + sizeof(*coex_tlv) + S_DS_GEN);
   1572
   1573	coex->action = cpu_to_le16(cmd_action);
   1574	coex_tlv = (struct mwifiex_ie_types_robust_coex *)
   1575				((u8 *)coex + sizeof(*coex));
   1576	coex_tlv->header.type = cpu_to_le16(TLV_TYPE_ROBUST_COEX);
   1577	coex_tlv->header.len = cpu_to_le16(sizeof(coex_tlv->mode));
   1578
   1579	if (coex->action == HostCmd_ACT_GEN_GET)
   1580		return 0;
   1581
   1582	if (*is_timeshare)
   1583		coex_tlv->mode = cpu_to_le32(MWIFIEX_COEX_MODE_TIMESHARE);
   1584	else
   1585		coex_tlv->mode = cpu_to_le32(MWIFIEX_COEX_MODE_SPATIAL);
   1586
   1587	return 0;
   1588}
   1589
   1590static int mwifiex_cmd_gtk_rekey_offload(struct mwifiex_private *priv,
   1591					 struct host_cmd_ds_command *cmd,
   1592					 u16 cmd_action,
   1593					 struct cfg80211_gtk_rekey_data *data)
   1594{
   1595	struct host_cmd_ds_gtk_rekey_params *rekey = &cmd->params.rekey;
   1596	u64 rekey_ctr;
   1597
   1598	cmd->command = cpu_to_le16(HostCmd_CMD_GTK_REKEY_OFFLOAD_CFG);
   1599	cmd->size = cpu_to_le16(sizeof(*rekey) + S_DS_GEN);
   1600
   1601	rekey->action = cpu_to_le16(cmd_action);
   1602	if (cmd_action == HostCmd_ACT_GEN_SET) {
   1603		memcpy(rekey->kek, data->kek, NL80211_KEK_LEN);
   1604		memcpy(rekey->kck, data->kck, NL80211_KCK_LEN);
   1605		rekey_ctr = be64_to_cpup((__be64 *)data->replay_ctr);
   1606		rekey->replay_ctr_low = cpu_to_le32((u32)rekey_ctr);
   1607		rekey->replay_ctr_high =
   1608			cpu_to_le32((u32)((u64)rekey_ctr >> 32));
   1609	}
   1610
   1611	return 0;
   1612}
   1613
   1614static int mwifiex_cmd_chan_region_cfg(struct mwifiex_private *priv,
   1615				       struct host_cmd_ds_command *cmd,
   1616				       u16 cmd_action)
   1617{
   1618	struct host_cmd_ds_chan_region_cfg *reg = &cmd->params.reg_cfg;
   1619
   1620	cmd->command = cpu_to_le16(HostCmd_CMD_CHAN_REGION_CFG);
   1621	cmd->size = cpu_to_le16(sizeof(*reg) + S_DS_GEN);
   1622
   1623	if (cmd_action == HostCmd_ACT_GEN_GET)
   1624		reg->action = cpu_to_le16(cmd_action);
   1625
   1626	return 0;
   1627}
   1628
   1629static int
   1630mwifiex_cmd_coalesce_cfg(struct mwifiex_private *priv,
   1631			 struct host_cmd_ds_command *cmd,
   1632			 u16 cmd_action, void *data_buf)
   1633{
   1634	struct host_cmd_ds_coalesce_cfg *coalesce_cfg =
   1635						&cmd->params.coalesce_cfg;
   1636	struct mwifiex_ds_coalesce_cfg *cfg = data_buf;
   1637	struct coalesce_filt_field_param *param;
   1638	u16 cnt, idx, length;
   1639	struct coalesce_receive_filt_rule *rule;
   1640
   1641	cmd->command = cpu_to_le16(HostCmd_CMD_COALESCE_CFG);
   1642	cmd->size = cpu_to_le16(S_DS_GEN);
   1643
   1644	coalesce_cfg->action = cpu_to_le16(cmd_action);
   1645	coalesce_cfg->num_of_rules = cpu_to_le16(cfg->num_of_rules);
   1646	rule = coalesce_cfg->rule;
   1647
   1648	for (cnt = 0; cnt < cfg->num_of_rules; cnt++) {
   1649		rule->header.type = cpu_to_le16(TLV_TYPE_COALESCE_RULE);
   1650		rule->max_coalescing_delay =
   1651			cpu_to_le16(cfg->rule[cnt].max_coalescing_delay);
   1652		rule->pkt_type = cfg->rule[cnt].pkt_type;
   1653		rule->num_of_fields = cfg->rule[cnt].num_of_fields;
   1654
   1655		length = 0;
   1656
   1657		param = rule->params;
   1658		for (idx = 0; idx < cfg->rule[cnt].num_of_fields; idx++) {
   1659			param->operation = cfg->rule[cnt].params[idx].operation;
   1660			param->operand_len =
   1661					cfg->rule[cnt].params[idx].operand_len;
   1662			param->offset =
   1663				cpu_to_le16(cfg->rule[cnt].params[idx].offset);
   1664			memcpy(param->operand_byte_stream,
   1665			       cfg->rule[cnt].params[idx].operand_byte_stream,
   1666			       param->operand_len);
   1667
   1668			length += sizeof(struct coalesce_filt_field_param);
   1669
   1670			param++;
   1671		}
   1672
   1673		/* Total rule length is sizeof max_coalescing_delay(u16),
   1674		 * num_of_fields(u8), pkt_type(u8) and total length of the all
   1675		 * params
   1676		 */
   1677		rule->header.len = cpu_to_le16(length + sizeof(u16) +
   1678					       sizeof(u8) + sizeof(u8));
   1679
   1680		/* Add the rule length to the command size*/
   1681		le16_unaligned_add_cpu(&cmd->size,
   1682				       le16_to_cpu(rule->header.len) +
   1683				       sizeof(struct mwifiex_ie_types_header));
   1684
   1685		rule = (void *)((u8 *)rule->params + length);
   1686	}
   1687
   1688	/* Add sizeof action, num_of_rules to total command length */
   1689	le16_unaligned_add_cpu(&cmd->size, sizeof(u16) + sizeof(u16));
   1690
   1691	return 0;
   1692}
   1693
   1694static int
   1695mwifiex_cmd_tdls_config(struct mwifiex_private *priv,
   1696			struct host_cmd_ds_command *cmd,
   1697			u16 cmd_action, void *data_buf)
   1698{
   1699	struct host_cmd_ds_tdls_config *tdls_config = &cmd->params.tdls_config;
   1700	struct mwifiex_tdls_init_cs_params *config;
   1701	struct mwifiex_tdls_config *init_config;
   1702	u16 len;
   1703
   1704	cmd->command = cpu_to_le16(HostCmd_CMD_TDLS_CONFIG);
   1705	cmd->size = cpu_to_le16(S_DS_GEN);
   1706	tdls_config->tdls_action = cpu_to_le16(cmd_action);
   1707	le16_unaligned_add_cpu(&cmd->size, sizeof(tdls_config->tdls_action));
   1708
   1709	switch (cmd_action) {
   1710	case ACT_TDLS_CS_ENABLE_CONFIG:
   1711		init_config = data_buf;
   1712		len = sizeof(*init_config);
   1713		memcpy(tdls_config->tdls_data, init_config, len);
   1714		break;
   1715	case ACT_TDLS_CS_INIT:
   1716		config = data_buf;
   1717		len = sizeof(*config);
   1718		memcpy(tdls_config->tdls_data, config, len);
   1719		break;
   1720	case ACT_TDLS_CS_STOP:
   1721		len = sizeof(struct mwifiex_tdls_stop_cs_params);
   1722		memcpy(tdls_config->tdls_data, data_buf, len);
   1723		break;
   1724	case ACT_TDLS_CS_PARAMS:
   1725		len = sizeof(struct mwifiex_tdls_config_cs_params);
   1726		memcpy(tdls_config->tdls_data, data_buf, len);
   1727		break;
   1728	default:
   1729		mwifiex_dbg(priv->adapter, ERROR,
   1730			    "Unknown TDLS configuration\n");
   1731		return -EOPNOTSUPP;
   1732	}
   1733
   1734	le16_unaligned_add_cpu(&cmd->size, len);
   1735	return 0;
   1736}
   1737
   1738static int
   1739mwifiex_cmd_tdls_oper(struct mwifiex_private *priv,
   1740		      struct host_cmd_ds_command *cmd,
   1741		      void *data_buf)
   1742{
   1743	struct host_cmd_ds_tdls_oper *tdls_oper = &cmd->params.tdls_oper;
   1744	struct mwifiex_ds_tdls_oper *oper = data_buf;
   1745	struct host_cmd_tlv_rates *tlv_rates;
   1746	struct mwifiex_ie_types_htcap *ht_capab;
   1747	struct mwifiex_ie_types_qos_info *wmm_qos_info;
   1748	struct mwifiex_ie_types_extcap *extcap;
   1749	struct mwifiex_ie_types_vhtcap *vht_capab;
   1750	struct mwifiex_ie_types_aid *aid;
   1751	struct mwifiex_ie_types_tdls_idle_timeout *timeout;
   1752	u8 *pos;
   1753	u16 config_len = 0;
   1754	struct station_parameters *params = priv->sta_params;
   1755
   1756	cmd->command = cpu_to_le16(HostCmd_CMD_TDLS_OPER);
   1757	cmd->size = cpu_to_le16(S_DS_GEN);
   1758	le16_unaligned_add_cpu(&cmd->size,
   1759			       sizeof(struct host_cmd_ds_tdls_oper));
   1760
   1761	tdls_oper->reason = 0;
   1762	memcpy(tdls_oper->peer_mac, oper->peer_mac, ETH_ALEN);
   1763
   1764	pos = (u8 *)tdls_oper + sizeof(struct host_cmd_ds_tdls_oper);
   1765
   1766	switch (oper->tdls_action) {
   1767	case MWIFIEX_TDLS_DISABLE_LINK:
   1768		tdls_oper->tdls_action = cpu_to_le16(ACT_TDLS_DELETE);
   1769		break;
   1770	case MWIFIEX_TDLS_CREATE_LINK:
   1771		tdls_oper->tdls_action = cpu_to_le16(ACT_TDLS_CREATE);
   1772		break;
   1773	case MWIFIEX_TDLS_CONFIG_LINK:
   1774		tdls_oper->tdls_action = cpu_to_le16(ACT_TDLS_CONFIG);
   1775
   1776		if (!params) {
   1777			mwifiex_dbg(priv->adapter, ERROR,
   1778				    "TDLS config params not available for %pM\n",
   1779				    oper->peer_mac);
   1780			return -ENODATA;
   1781		}
   1782
   1783		put_unaligned_le16(params->capability, pos);
   1784		config_len += sizeof(params->capability);
   1785
   1786		wmm_qos_info = (void *)(pos + config_len);
   1787		wmm_qos_info->header.type = cpu_to_le16(WLAN_EID_QOS_CAPA);
   1788		wmm_qos_info->header.len =
   1789				cpu_to_le16(sizeof(wmm_qos_info->qos_info));
   1790		wmm_qos_info->qos_info = 0;
   1791		config_len += sizeof(struct mwifiex_ie_types_qos_info);
   1792
   1793		if (params->ht_capa) {
   1794			ht_capab = (struct mwifiex_ie_types_htcap *)(pos +
   1795								    config_len);
   1796			ht_capab->header.type =
   1797					    cpu_to_le16(WLAN_EID_HT_CAPABILITY);
   1798			ht_capab->header.len =
   1799				   cpu_to_le16(sizeof(struct ieee80211_ht_cap));
   1800			memcpy(&ht_capab->ht_cap, params->ht_capa,
   1801			       sizeof(struct ieee80211_ht_cap));
   1802			config_len += sizeof(struct mwifiex_ie_types_htcap);
   1803		}
   1804
   1805		if (params->supported_rates && params->supported_rates_len) {
   1806			tlv_rates = (struct host_cmd_tlv_rates *)(pos +
   1807								  config_len);
   1808			tlv_rates->header.type =
   1809					       cpu_to_le16(WLAN_EID_SUPP_RATES);
   1810			tlv_rates->header.len =
   1811				       cpu_to_le16(params->supported_rates_len);
   1812			memcpy(tlv_rates->rates, params->supported_rates,
   1813			       params->supported_rates_len);
   1814			config_len += sizeof(struct host_cmd_tlv_rates) +
   1815				      params->supported_rates_len;
   1816		}
   1817
   1818		if (params->ext_capab && params->ext_capab_len) {
   1819			extcap = (struct mwifiex_ie_types_extcap *)(pos +
   1820								    config_len);
   1821			extcap->header.type =
   1822					   cpu_to_le16(WLAN_EID_EXT_CAPABILITY);
   1823			extcap->header.len = cpu_to_le16(params->ext_capab_len);
   1824			memcpy(extcap->ext_capab, params->ext_capab,
   1825			       params->ext_capab_len);
   1826			config_len += sizeof(struct mwifiex_ie_types_extcap) +
   1827				      params->ext_capab_len;
   1828		}
   1829		if (params->vht_capa) {
   1830			vht_capab = (struct mwifiex_ie_types_vhtcap *)(pos +
   1831								    config_len);
   1832			vht_capab->header.type =
   1833					   cpu_to_le16(WLAN_EID_VHT_CAPABILITY);
   1834			vht_capab->header.len =
   1835				  cpu_to_le16(sizeof(struct ieee80211_vht_cap));
   1836			memcpy(&vht_capab->vht_cap, params->vht_capa,
   1837			       sizeof(struct ieee80211_vht_cap));
   1838			config_len += sizeof(struct mwifiex_ie_types_vhtcap);
   1839		}
   1840		if (params->aid) {
   1841			aid = (struct mwifiex_ie_types_aid *)(pos + config_len);
   1842			aid->header.type = cpu_to_le16(WLAN_EID_AID);
   1843			aid->header.len = cpu_to_le16(sizeof(params->aid));
   1844			aid->aid = cpu_to_le16(params->aid);
   1845			config_len += sizeof(struct mwifiex_ie_types_aid);
   1846		}
   1847
   1848		timeout = (void *)(pos + config_len);
   1849		timeout->header.type = cpu_to_le16(TLV_TYPE_TDLS_IDLE_TIMEOUT);
   1850		timeout->header.len = cpu_to_le16(sizeof(timeout->value));
   1851		timeout->value = cpu_to_le16(MWIFIEX_TDLS_IDLE_TIMEOUT_IN_SEC);
   1852		config_len += sizeof(struct mwifiex_ie_types_tdls_idle_timeout);
   1853
   1854		break;
   1855	default:
   1856		mwifiex_dbg(priv->adapter, ERROR, "Unknown TDLS operation\n");
   1857		return -EOPNOTSUPP;
   1858	}
   1859
   1860	le16_unaligned_add_cpu(&cmd->size, config_len);
   1861
   1862	return 0;
   1863}
   1864
   1865/* This function prepares command of sdio rx aggr info. */
   1866static int mwifiex_cmd_sdio_rx_aggr_cfg(struct host_cmd_ds_command *cmd,
   1867					u16 cmd_action, void *data_buf)
   1868{
   1869	struct host_cmd_sdio_sp_rx_aggr_cfg *cfg =
   1870					&cmd->params.sdio_rx_aggr_cfg;
   1871
   1872	cmd->command = cpu_to_le16(HostCmd_CMD_SDIO_SP_RX_AGGR_CFG);
   1873	cmd->size =
   1874		cpu_to_le16(sizeof(struct host_cmd_sdio_sp_rx_aggr_cfg) +
   1875			    S_DS_GEN);
   1876	cfg->action = cmd_action;
   1877	if (cmd_action == HostCmd_ACT_GEN_SET)
   1878		cfg->enable = *(u8 *)data_buf;
   1879
   1880	return 0;
   1881}
   1882
   1883/* This function prepares command to get HS wakeup reason.
   1884 *
   1885 * Preparation includes -
   1886 *      - Setting command ID, action and proper size
   1887 *      - Ensuring correct endian-ness
   1888 */
   1889static int mwifiex_cmd_get_wakeup_reason(struct mwifiex_private *priv,
   1890					 struct host_cmd_ds_command *cmd)
   1891{
   1892	cmd->command = cpu_to_le16(HostCmd_CMD_HS_WAKEUP_REASON);
   1893	cmd->size = cpu_to_le16(sizeof(struct host_cmd_ds_wakeup_reason) +
   1894				S_DS_GEN);
   1895
   1896	return 0;
   1897}
   1898
   1899static int mwifiex_cmd_get_chan_info(struct host_cmd_ds_command *cmd,
   1900				     u16 cmd_action)
   1901{
   1902	struct host_cmd_ds_sta_configure *sta_cfg_cmd = &cmd->params.sta_cfg;
   1903	struct host_cmd_tlv_channel_band *tlv_band_channel =
   1904	(struct host_cmd_tlv_channel_band *)sta_cfg_cmd->tlv_buffer;
   1905
   1906	cmd->command = cpu_to_le16(HostCmd_CMD_STA_CONFIGURE);
   1907	cmd->size = cpu_to_le16(sizeof(*sta_cfg_cmd) +
   1908				sizeof(*tlv_band_channel) + S_DS_GEN);
   1909	sta_cfg_cmd->action = cpu_to_le16(cmd_action);
   1910	memset(tlv_band_channel, 0, sizeof(*tlv_band_channel));
   1911	tlv_band_channel->header.type = cpu_to_le16(TLV_TYPE_CHANNELBANDLIST);
   1912	tlv_band_channel->header.len  = cpu_to_le16(sizeof(*tlv_band_channel) -
   1913					sizeof(struct mwifiex_ie_types_header));
   1914
   1915	return 0;
   1916}
   1917
   1918/* This function check if the command is supported by firmware */
   1919static int mwifiex_is_cmd_supported(struct mwifiex_private *priv, u16 cmd_no)
   1920{
   1921	if (!ISSUPP_ADHOC_ENABLED(priv->adapter->fw_cap_info)) {
   1922		switch (cmd_no) {
   1923		case HostCmd_CMD_802_11_IBSS_COALESCING_STATUS:
   1924		case HostCmd_CMD_802_11_AD_HOC_START:
   1925		case HostCmd_CMD_802_11_AD_HOC_JOIN:
   1926		case HostCmd_CMD_802_11_AD_HOC_STOP:
   1927			return -EOPNOTSUPP;
   1928		default:
   1929			break;
   1930		}
   1931	}
   1932
   1933	return 0;
   1934}
   1935
   1936/*
   1937 * This function prepares the commands before sending them to the firmware.
   1938 *
   1939 * This is a generic function which calls specific command preparation
   1940 * routines based upon the command number.
   1941 */
   1942int mwifiex_sta_prepare_cmd(struct mwifiex_private *priv, uint16_t cmd_no,
   1943			    u16 cmd_action, u32 cmd_oid,
   1944			    void *data_buf, void *cmd_buf)
   1945{
   1946	struct host_cmd_ds_command *cmd_ptr = cmd_buf;
   1947	int ret = 0;
   1948
   1949	if (mwifiex_is_cmd_supported(priv, cmd_no)) {
   1950		mwifiex_dbg(priv->adapter, ERROR,
   1951			    "0x%x command not supported by firmware\n",
   1952			    cmd_no);
   1953		return -EOPNOTSUPP;
   1954	}
   1955
   1956	/* Prepare command */
   1957	switch (cmd_no) {
   1958	case HostCmd_CMD_GET_HW_SPEC:
   1959		ret = mwifiex_cmd_get_hw_spec(priv, cmd_ptr);
   1960		break;
   1961	case HostCmd_CMD_CFG_DATA:
   1962		ret = mwifiex_cmd_cfg_data(priv, cmd_ptr, data_buf);
   1963		break;
   1964	case HostCmd_CMD_MAC_CONTROL:
   1965		ret = mwifiex_cmd_mac_control(priv, cmd_ptr, cmd_action,
   1966					      data_buf);
   1967		break;
   1968	case HostCmd_CMD_802_11_MAC_ADDRESS:
   1969		ret = mwifiex_cmd_802_11_mac_address(priv, cmd_ptr,
   1970						     cmd_action);
   1971		break;
   1972	case HostCmd_CMD_MAC_MULTICAST_ADR:
   1973		ret = mwifiex_cmd_mac_multicast_adr(cmd_ptr, cmd_action,
   1974						    data_buf);
   1975		break;
   1976	case HostCmd_CMD_TX_RATE_CFG:
   1977		ret = mwifiex_cmd_tx_rate_cfg(priv, cmd_ptr, cmd_action,
   1978					      data_buf);
   1979		break;
   1980	case HostCmd_CMD_TXPWR_CFG:
   1981		ret = mwifiex_cmd_tx_power_cfg(cmd_ptr, cmd_action,
   1982					       data_buf);
   1983		break;
   1984	case HostCmd_CMD_RF_TX_PWR:
   1985		ret = mwifiex_cmd_rf_tx_power(priv, cmd_ptr, cmd_action,
   1986					      data_buf);
   1987		break;
   1988	case HostCmd_CMD_RF_ANTENNA:
   1989		ret = mwifiex_cmd_rf_antenna(priv, cmd_ptr, cmd_action,
   1990					     data_buf);
   1991		break;
   1992	case HostCmd_CMD_802_11_PS_MODE_ENH:
   1993		ret = mwifiex_cmd_enh_power_mode(priv, cmd_ptr, cmd_action,
   1994						 (uint16_t)cmd_oid, data_buf);
   1995		break;
   1996	case HostCmd_CMD_802_11_HS_CFG_ENH:
   1997		ret = mwifiex_cmd_802_11_hs_cfg(priv, cmd_ptr, cmd_action,
   1998				(struct mwifiex_hs_config_param *) data_buf);
   1999		break;
   2000	case HostCmd_CMD_802_11_SCAN:
   2001		ret = mwifiex_cmd_802_11_scan(cmd_ptr, data_buf);
   2002		break;
   2003	case HostCmd_CMD_802_11_BG_SCAN_CONFIG:
   2004		ret = mwifiex_cmd_802_11_bg_scan_config(priv, cmd_ptr,
   2005							data_buf);
   2006		break;
   2007	case HostCmd_CMD_802_11_BG_SCAN_QUERY:
   2008		ret = mwifiex_cmd_802_11_bg_scan_query(cmd_ptr);
   2009		break;
   2010	case HostCmd_CMD_802_11_ASSOCIATE:
   2011		ret = mwifiex_cmd_802_11_associate(priv, cmd_ptr, data_buf);
   2012		break;
   2013	case HostCmd_CMD_802_11_DEAUTHENTICATE:
   2014		ret = mwifiex_cmd_802_11_deauthenticate(priv, cmd_ptr,
   2015							data_buf);
   2016		break;
   2017	case HostCmd_CMD_802_11_AD_HOC_START:
   2018		ret = mwifiex_cmd_802_11_ad_hoc_start(priv, cmd_ptr,
   2019						      data_buf);
   2020		break;
   2021	case HostCmd_CMD_802_11_GET_LOG:
   2022		ret = mwifiex_cmd_802_11_get_log(cmd_ptr);
   2023		break;
   2024	case HostCmd_CMD_802_11_AD_HOC_JOIN:
   2025		ret = mwifiex_cmd_802_11_ad_hoc_join(priv, cmd_ptr,
   2026						     data_buf);
   2027		break;
   2028	case HostCmd_CMD_802_11_AD_HOC_STOP:
   2029		ret = mwifiex_cmd_802_11_ad_hoc_stop(cmd_ptr);
   2030		break;
   2031	case HostCmd_CMD_RSSI_INFO:
   2032		ret = mwifiex_cmd_802_11_rssi_info(priv, cmd_ptr, cmd_action);
   2033		break;
   2034	case HostCmd_CMD_802_11_SNMP_MIB:
   2035		ret = mwifiex_cmd_802_11_snmp_mib(priv, cmd_ptr, cmd_action,
   2036						  cmd_oid, data_buf);
   2037		break;
   2038	case HostCmd_CMD_802_11_TX_RATE_QUERY:
   2039		cmd_ptr->command =
   2040			cpu_to_le16(HostCmd_CMD_802_11_TX_RATE_QUERY);
   2041		cmd_ptr->size =
   2042			cpu_to_le16(sizeof(struct host_cmd_ds_tx_rate_query) +
   2043				    S_DS_GEN);
   2044		priv->tx_rate = 0;
   2045		ret = 0;
   2046		break;
   2047	case HostCmd_CMD_VERSION_EXT:
   2048		cmd_ptr->command = cpu_to_le16(cmd_no);
   2049		cmd_ptr->params.verext.version_str_sel =
   2050			(u8)(get_unaligned((u32 *)data_buf));
   2051		memcpy(&cmd_ptr->params, data_buf,
   2052		       sizeof(struct host_cmd_ds_version_ext));
   2053		cmd_ptr->size =
   2054			cpu_to_le16(sizeof(struct host_cmd_ds_version_ext) +
   2055				    S_DS_GEN);
   2056		ret = 0;
   2057		break;
   2058	case HostCmd_CMD_MGMT_FRAME_REG:
   2059		cmd_ptr->command = cpu_to_le16(cmd_no);
   2060		cmd_ptr->params.reg_mask.action = cpu_to_le16(cmd_action);
   2061		cmd_ptr->params.reg_mask.mask = cpu_to_le32(
   2062						get_unaligned((u32 *)data_buf));
   2063		cmd_ptr->size =
   2064			cpu_to_le16(sizeof(struct host_cmd_ds_mgmt_frame_reg) +
   2065				    S_DS_GEN);
   2066		ret = 0;
   2067		break;
   2068	case HostCmd_CMD_REMAIN_ON_CHAN:
   2069		cmd_ptr->command = cpu_to_le16(cmd_no);
   2070		memcpy(&cmd_ptr->params, data_buf,
   2071		       sizeof(struct host_cmd_ds_remain_on_chan));
   2072		cmd_ptr->size =
   2073		      cpu_to_le16(sizeof(struct host_cmd_ds_remain_on_chan) +
   2074				  S_DS_GEN);
   2075		break;
   2076	case HostCmd_CMD_11AC_CFG:
   2077		ret = mwifiex_cmd_11ac_cfg(priv, cmd_ptr, cmd_action, data_buf);
   2078		break;
   2079	case HostCmd_CMD_PACKET_AGGR_CTRL:
   2080		cmd_ptr->command = cpu_to_le16(cmd_no);
   2081		cmd_ptr->params.pkt_aggr_ctrl.action = cpu_to_le16(cmd_action);
   2082		cmd_ptr->params.pkt_aggr_ctrl.enable =
   2083						cpu_to_le16(*(u16 *)data_buf);
   2084		cmd_ptr->size =
   2085			cpu_to_le16(sizeof(struct host_cmd_ds_pkt_aggr_ctrl) +
   2086				    S_DS_GEN);
   2087		break;
   2088	case HostCmd_CMD_P2P_MODE_CFG:
   2089		cmd_ptr->command = cpu_to_le16(cmd_no);
   2090		cmd_ptr->params.mode_cfg.action = cpu_to_le16(cmd_action);
   2091		cmd_ptr->params.mode_cfg.mode = cpu_to_le16(
   2092						get_unaligned((u16 *)data_buf));
   2093		cmd_ptr->size =
   2094			cpu_to_le16(sizeof(struct host_cmd_ds_p2p_mode_cfg) +
   2095				    S_DS_GEN);
   2096		break;
   2097	case HostCmd_CMD_FUNC_INIT:
   2098		if (priv->adapter->hw_status == MWIFIEX_HW_STATUS_RESET)
   2099			priv->adapter->hw_status = MWIFIEX_HW_STATUS_READY;
   2100		cmd_ptr->command = cpu_to_le16(cmd_no);
   2101		cmd_ptr->size = cpu_to_le16(S_DS_GEN);
   2102		break;
   2103	case HostCmd_CMD_FUNC_SHUTDOWN:
   2104		priv->adapter->hw_status = MWIFIEX_HW_STATUS_RESET;
   2105		cmd_ptr->command = cpu_to_le16(cmd_no);
   2106		cmd_ptr->size = cpu_to_le16(S_DS_GEN);
   2107		break;
   2108	case HostCmd_CMD_11N_ADDBA_REQ:
   2109		ret = mwifiex_cmd_11n_addba_req(cmd_ptr, data_buf);
   2110		break;
   2111	case HostCmd_CMD_11N_DELBA:
   2112		ret = mwifiex_cmd_11n_delba(cmd_ptr, data_buf);
   2113		break;
   2114	case HostCmd_CMD_11N_ADDBA_RSP:
   2115		ret = mwifiex_cmd_11n_addba_rsp_gen(priv, cmd_ptr, data_buf);
   2116		break;
   2117	case HostCmd_CMD_802_11_KEY_MATERIAL:
   2118		ret = mwifiex_cmd_802_11_key_material(priv, cmd_ptr,
   2119						      cmd_action, cmd_oid,
   2120						      data_buf);
   2121		break;
   2122	case HostCmd_CMD_802_11D_DOMAIN_INFO:
   2123		ret = mwifiex_cmd_802_11d_domain_info(priv, cmd_ptr,
   2124						      cmd_action);
   2125		break;
   2126	case HostCmd_CMD_RECONFIGURE_TX_BUFF:
   2127		ret = mwifiex_cmd_recfg_tx_buf(priv, cmd_ptr, cmd_action,
   2128					       data_buf);
   2129		break;
   2130	case HostCmd_CMD_AMSDU_AGGR_CTRL:
   2131		ret = mwifiex_cmd_amsdu_aggr_ctrl(cmd_ptr, cmd_action,
   2132						  data_buf);
   2133		break;
   2134	case HostCmd_CMD_11N_CFG:
   2135		ret = mwifiex_cmd_11n_cfg(priv, cmd_ptr, cmd_action, data_buf);
   2136		break;
   2137	case HostCmd_CMD_WMM_GET_STATUS:
   2138		mwifiex_dbg(priv->adapter, CMD,
   2139			    "cmd: WMM: WMM_GET_STATUS cmd sent\n");
   2140		cmd_ptr->command = cpu_to_le16(HostCmd_CMD_WMM_GET_STATUS);
   2141		cmd_ptr->size =
   2142			cpu_to_le16(sizeof(struct host_cmd_ds_wmm_get_status) +
   2143				    S_DS_GEN);
   2144		ret = 0;
   2145		break;
   2146	case HostCmd_CMD_802_11_IBSS_COALESCING_STATUS:
   2147		ret = mwifiex_cmd_ibss_coalescing_status(cmd_ptr, cmd_action,
   2148							 data_buf);
   2149		break;
   2150	case HostCmd_CMD_802_11_SCAN_EXT:
   2151		ret = mwifiex_cmd_802_11_scan_ext(priv, cmd_ptr, data_buf);
   2152		break;
   2153	case HostCmd_CMD_MEM_ACCESS:
   2154		ret = mwifiex_cmd_mem_access(cmd_ptr, cmd_action, data_buf);
   2155		break;
   2156	case HostCmd_CMD_MAC_REG_ACCESS:
   2157	case HostCmd_CMD_BBP_REG_ACCESS:
   2158	case HostCmd_CMD_RF_REG_ACCESS:
   2159	case HostCmd_CMD_PMIC_REG_ACCESS:
   2160	case HostCmd_CMD_CAU_REG_ACCESS:
   2161	case HostCmd_CMD_802_11_EEPROM_ACCESS:
   2162		ret = mwifiex_cmd_reg_access(cmd_ptr, cmd_action, data_buf);
   2163		break;
   2164	case HostCmd_CMD_SET_BSS_MODE:
   2165		cmd_ptr->command = cpu_to_le16(cmd_no);
   2166		if (priv->bss_mode == NL80211_IFTYPE_ADHOC)
   2167			cmd_ptr->params.bss_mode.con_type =
   2168				CONNECTION_TYPE_ADHOC;
   2169		else if (priv->bss_mode == NL80211_IFTYPE_STATION ||
   2170			 priv->bss_mode == NL80211_IFTYPE_P2P_CLIENT)
   2171			cmd_ptr->params.bss_mode.con_type =
   2172				CONNECTION_TYPE_INFRA;
   2173		else if (priv->bss_mode == NL80211_IFTYPE_AP ||
   2174			 priv->bss_mode == NL80211_IFTYPE_P2P_GO)
   2175			cmd_ptr->params.bss_mode.con_type = CONNECTION_TYPE_AP;
   2176		cmd_ptr->size = cpu_to_le16(sizeof(struct
   2177				host_cmd_ds_set_bss_mode) + S_DS_GEN);
   2178		ret = 0;
   2179		break;
   2180	case HostCmd_CMD_PCIE_DESC_DETAILS:
   2181		ret = mwifiex_cmd_pcie_host_spec(priv, cmd_ptr, cmd_action);
   2182		break;
   2183	case HostCmd_CMD_802_11_SUBSCRIBE_EVENT:
   2184		ret = mwifiex_cmd_802_11_subsc_evt(priv, cmd_ptr, data_buf);
   2185		break;
   2186	case HostCmd_CMD_MEF_CFG:
   2187		ret = mwifiex_cmd_mef_cfg(priv, cmd_ptr, data_buf);
   2188		break;
   2189	case HostCmd_CMD_COALESCE_CFG:
   2190		ret = mwifiex_cmd_coalesce_cfg(priv, cmd_ptr, cmd_action,
   2191					       data_buf);
   2192		break;
   2193	case HostCmd_CMD_TDLS_OPER:
   2194		ret = mwifiex_cmd_tdls_oper(priv, cmd_ptr, data_buf);
   2195		break;
   2196	case HostCmd_CMD_TDLS_CONFIG:
   2197		ret = mwifiex_cmd_tdls_config(priv, cmd_ptr, cmd_action,
   2198					      data_buf);
   2199		break;
   2200	case HostCmd_CMD_CHAN_REPORT_REQUEST:
   2201		ret = mwifiex_cmd_issue_chan_report_request(priv, cmd_ptr,
   2202							    data_buf);
   2203		break;
   2204	case HostCmd_CMD_SDIO_SP_RX_AGGR_CFG:
   2205		ret = mwifiex_cmd_sdio_rx_aggr_cfg(cmd_ptr, cmd_action,
   2206						   data_buf);
   2207		break;
   2208	case HostCmd_CMD_HS_WAKEUP_REASON:
   2209		ret = mwifiex_cmd_get_wakeup_reason(priv, cmd_ptr);
   2210		break;
   2211	case HostCmd_CMD_MC_POLICY:
   2212		ret = mwifiex_cmd_set_mc_policy(priv, cmd_ptr, cmd_action,
   2213						data_buf);
   2214		break;
   2215	case HostCmd_CMD_ROBUST_COEX:
   2216		ret = mwifiex_cmd_robust_coex(priv, cmd_ptr, cmd_action,
   2217					      data_buf);
   2218		break;
   2219	case HostCmd_CMD_GTK_REKEY_OFFLOAD_CFG:
   2220		ret = mwifiex_cmd_gtk_rekey_offload(priv, cmd_ptr, cmd_action,
   2221						    data_buf);
   2222		break;
   2223	case HostCmd_CMD_CHAN_REGION_CFG:
   2224		ret = mwifiex_cmd_chan_region_cfg(priv, cmd_ptr, cmd_action);
   2225		break;
   2226	case HostCmd_CMD_FW_DUMP_EVENT:
   2227		cmd_ptr->command = cpu_to_le16(cmd_no);
   2228		cmd_ptr->size = cpu_to_le16(S_DS_GEN);
   2229		break;
   2230	case HostCmd_CMD_STA_CONFIGURE:
   2231		ret = mwifiex_cmd_get_chan_info(cmd_ptr, cmd_action);
   2232		break;
   2233	default:
   2234		mwifiex_dbg(priv->adapter, ERROR,
   2235			    "PREP_CMD: unknown cmd- %#x\n", cmd_no);
   2236		ret = -1;
   2237		break;
   2238	}
   2239	return ret;
   2240}
   2241
   2242/*
   2243 * This function issues commands to initialize firmware.
   2244 *
   2245 * This is called after firmware download to bring the card to
   2246 * working state.
   2247 * Function is also called during reinitialization of virtual
   2248 * interfaces.
   2249 *
   2250 * The following commands are issued sequentially -
   2251 *      - Set PCI-Express host buffer configuration (PCIE only)
   2252 *      - Function init (for first interface only)
   2253 *      - Read MAC address (for first interface only)
   2254 *      - Reconfigure Tx buffer size (for first interface only)
   2255 *      - Enable auto deep sleep (for first interface only)
   2256 *      - Get Tx rate
   2257 *      - Get Tx power
   2258 *      - Set IBSS coalescing status
   2259 *      - Set AMSDU aggregation control
   2260 *      - Set 11d control
   2261 *      - Set MAC control (this must be the last command to initialize firmware)
   2262 */
   2263int mwifiex_sta_init_cmd(struct mwifiex_private *priv, u8 first_sta, bool init)
   2264{
   2265	struct mwifiex_adapter *adapter = priv->adapter;
   2266	int ret;
   2267	struct mwifiex_ds_11n_amsdu_aggr_ctrl amsdu_aggr_ctrl;
   2268	struct mwifiex_ds_auto_ds auto_ds;
   2269	enum state_11d_t state_11d;
   2270	struct mwifiex_ds_11n_tx_cfg tx_cfg;
   2271	u8 sdio_sp_rx_aggr_enable;
   2272	u16 packet_aggr_enable;
   2273	int data;
   2274
   2275	if (first_sta) {
   2276		if (priv->adapter->iface_type == MWIFIEX_PCIE) {
   2277			ret = mwifiex_send_cmd(priv,
   2278					       HostCmd_CMD_PCIE_DESC_DETAILS,
   2279					       HostCmd_ACT_GEN_SET, 0, NULL,
   2280					       true);
   2281			if (ret)
   2282				return -1;
   2283		}
   2284
   2285		ret = mwifiex_send_cmd(priv, HostCmd_CMD_FUNC_INIT,
   2286				       HostCmd_ACT_GEN_SET, 0, NULL, true);
   2287		if (ret)
   2288			return -1;
   2289
   2290		/* Download calibration data to firmware.
   2291		 * The cal-data can be read from device tree and/or
   2292		 * a configuration file and downloaded to firmware.
   2293		 */
   2294		if (adapter->dt_node) {
   2295			if (of_property_read_u32(adapter->dt_node,
   2296						 "marvell,wakeup-pin",
   2297						 &data) == 0) {
   2298				pr_debug("Wakeup pin = 0x%x\n", data);
   2299				adapter->hs_cfg.gpio = data;
   2300			}
   2301
   2302			mwifiex_dnld_dt_cfgdata(priv, adapter->dt_node,
   2303						"marvell,caldata");
   2304		}
   2305
   2306		if (adapter->cal_data)
   2307			mwifiex_send_cmd(priv, HostCmd_CMD_CFG_DATA,
   2308					 HostCmd_ACT_GEN_SET, 0, NULL, true);
   2309
   2310		/* Read MAC address from HW */
   2311		ret = mwifiex_send_cmd(priv, HostCmd_CMD_GET_HW_SPEC,
   2312				       HostCmd_ACT_GEN_GET, 0, NULL, true);
   2313		if (ret)
   2314			return -1;
   2315
   2316		/** Set SDIO Single Port RX Aggr Info */
   2317		if (priv->adapter->iface_type == MWIFIEX_SDIO &&
   2318		    ISSUPP_SDIO_SPA_ENABLED(priv->adapter->fw_cap_info) &&
   2319		    !priv->adapter->host_disable_sdio_rx_aggr) {
   2320			sdio_sp_rx_aggr_enable = true;
   2321			ret = mwifiex_send_cmd(priv,
   2322					       HostCmd_CMD_SDIO_SP_RX_AGGR_CFG,
   2323					       HostCmd_ACT_GEN_SET, 0,
   2324					       &sdio_sp_rx_aggr_enable,
   2325					       true);
   2326			if (ret) {
   2327				mwifiex_dbg(priv->adapter, ERROR,
   2328					    "error while enabling SP aggregation..disable it");
   2329				adapter->sdio_rx_aggr_enable = false;
   2330			}
   2331		}
   2332
   2333		/* Reconfigure tx buf size */
   2334		ret = mwifiex_send_cmd(priv, HostCmd_CMD_RECONFIGURE_TX_BUFF,
   2335				       HostCmd_ACT_GEN_SET, 0,
   2336				       &priv->adapter->tx_buf_size, true);
   2337		if (ret)
   2338			return -1;
   2339
   2340		if (priv->bss_type != MWIFIEX_BSS_TYPE_UAP) {
   2341			/* Enable IEEE PS by default */
   2342			priv->adapter->ps_mode = MWIFIEX_802_11_POWER_MODE_PSP;
   2343			ret = mwifiex_send_cmd(priv,
   2344					       HostCmd_CMD_802_11_PS_MODE_ENH,
   2345					       EN_AUTO_PS, BITMAP_STA_PS, NULL,
   2346					       true);
   2347			if (ret)
   2348				return -1;
   2349		}
   2350
   2351		if (drcs) {
   2352			adapter->drcs_enabled = true;
   2353			if (ISSUPP_DRCS_ENABLED(adapter->fw_cap_info))
   2354				ret = mwifiex_send_cmd(priv,
   2355						       HostCmd_CMD_MC_POLICY,
   2356						       HostCmd_ACT_GEN_SET, 0,
   2357						       &adapter->drcs_enabled,
   2358						       true);
   2359			if (ret)
   2360				return -1;
   2361		}
   2362
   2363		mwifiex_send_cmd(priv, HostCmd_CMD_CHAN_REGION_CFG,
   2364				 HostCmd_ACT_GEN_GET, 0, NULL, true);
   2365	}
   2366
   2367	/* get tx rate */
   2368	ret = mwifiex_send_cmd(priv, HostCmd_CMD_TX_RATE_CFG,
   2369			       HostCmd_ACT_GEN_GET, 0, NULL, true);
   2370	if (ret)
   2371		return -1;
   2372	priv->data_rate = 0;
   2373
   2374	/* get tx power */
   2375	ret = mwifiex_send_cmd(priv, HostCmd_CMD_RF_TX_PWR,
   2376			       HostCmd_ACT_GEN_GET, 0, NULL, true);
   2377	if (ret)
   2378		return -1;
   2379
   2380	memset(&amsdu_aggr_ctrl, 0, sizeof(amsdu_aggr_ctrl));
   2381	amsdu_aggr_ctrl.enable = true;
   2382	/* Send request to firmware */
   2383	ret = mwifiex_send_cmd(priv, HostCmd_CMD_AMSDU_AGGR_CTRL,
   2384			       HostCmd_ACT_GEN_SET, 0,
   2385			       &amsdu_aggr_ctrl, true);
   2386	if (ret)
   2387		return -1;
   2388	/* MAC Control must be the last command in init_fw */
   2389	/* set MAC Control */
   2390	ret = mwifiex_send_cmd(priv, HostCmd_CMD_MAC_CONTROL,
   2391			       HostCmd_ACT_GEN_SET, 0,
   2392			       &priv->curr_pkt_filter, true);
   2393	if (ret)
   2394		return -1;
   2395
   2396	if (!disable_auto_ds && first_sta &&
   2397	    priv->bss_type != MWIFIEX_BSS_TYPE_UAP) {
   2398		/* Enable auto deep sleep */
   2399		auto_ds.auto_ds = DEEP_SLEEP_ON;
   2400		auto_ds.idle_time = DEEP_SLEEP_IDLE_TIME;
   2401		ret = mwifiex_send_cmd(priv, HostCmd_CMD_802_11_PS_MODE_ENH,
   2402				       EN_AUTO_PS, BITMAP_AUTO_DS,
   2403				       &auto_ds, true);
   2404		if (ret)
   2405			return -1;
   2406	}
   2407
   2408	if (priv->bss_type != MWIFIEX_BSS_TYPE_UAP) {
   2409		/* Send cmd to FW to enable/disable 11D function */
   2410		state_11d = ENABLE_11D;
   2411		ret = mwifiex_send_cmd(priv, HostCmd_CMD_802_11_SNMP_MIB,
   2412				       HostCmd_ACT_GEN_SET, DOT11D_I,
   2413				       &state_11d, true);
   2414		if (ret)
   2415			mwifiex_dbg(priv->adapter, ERROR,
   2416				    "11D: failed to enable 11D\n");
   2417	}
   2418
   2419	/* Pacekt aggregation handshake with firmware */
   2420	if (aggr_ctrl) {
   2421		packet_aggr_enable = true;
   2422		mwifiex_send_cmd(priv, HostCmd_CMD_PACKET_AGGR_CTRL,
   2423				 HostCmd_ACT_GEN_SET, 0,
   2424				 &packet_aggr_enable, true);
   2425	}
   2426
   2427	/* Send cmd to FW to configure 11n specific configuration
   2428	 * (Short GI, Channel BW, Green field support etc.) for transmit
   2429	 */
   2430	tx_cfg.tx_htcap = MWIFIEX_FW_DEF_HTTXCFG;
   2431	ret = mwifiex_send_cmd(priv, HostCmd_CMD_11N_CFG,
   2432			       HostCmd_ACT_GEN_SET, 0, &tx_cfg, true);
   2433
   2434	if (init) {
   2435		/* set last_init_cmd before sending the command */
   2436		priv->adapter->last_init_cmd = HostCmd_CMD_11N_CFG;
   2437		ret = -EINPROGRESS;
   2438	}
   2439
   2440	return ret;
   2441}