drivers/net/wireless/marvell/mwifiex/sta_cmd.c

   1 /*
   2  * Marvell Wireless LAN device driver: station command handling
   3  *
   4  * Copyright (C) 2011-2014, Marvell International Ltd.
   5  *
   6  * This software file (the "File") is distributed by Marvell International
   7  * Ltd. 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
  29 static bool drcs;
  30 module_param(drcs, bool, 0644);
  31 MODULE_PARM_DESC(drcs, "multi-channel operation:1, single-channel operation:0");
  32
  33 static bool disable_auto_ds;
  34 module_param(disable_auto_ds, bool, 0);
  35 MODULE_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  */
  46 static int
  47 mwifiex_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  */
  77 static int mwifiex_cmd_mac_control(struct mwifiex_private *priv,
  78                                    struct host_cmd_ds_command *cmd,
  79                                    u16 cmd_action, u16 *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_le16(*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  */
 112 static 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_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                 *((__le16 *) (snmp_mib->value)) = cpu_to_le16(*ul_temp);
 134                 le16_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                     le16_to_cpu(*(__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  */
 152 static int
 153 mwifiex_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  */
 170 static 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;
 193                      i < sizeof(rate_scope->ht_mcs_rate_bitmap) / sizeof(u16);
 194                      i++)
 195                         rate_scope->ht_mcs_rate_bitmap[i] =
 196                                 cpu_to_le16(pbitmap_rates[2 + i]);
 197                 if (priv->adapter->fw_api_ver == MWIFIEX_FW_V15) {
 198                         for (i = 0;
 199                              i < ARRAY_SIZE(rate_scope->vht_mcs_rate_bitmap);
 200                              i++)
 201                                 rate_scope->vht_mcs_rate_bitmap[i] =
 202                                         cpu_to_le16(pbitmap_rates[10 + i]);
 203                 }
 204         } else {
 205                 rate_scope->hr_dsss_rate_bitmap =
 206                         cpu_to_le16(priv->bitmap_rates[0]);
 207                 rate_scope->ofdm_rate_bitmap =
 208                         cpu_to_le16(priv->bitmap_rates[1]);
 209                 for (i = 0;
 210                      i < sizeof(rate_scope->ht_mcs_rate_bitmap) / sizeof(u16);
 211                      i++)
 212                         rate_scope->ht_mcs_rate_bitmap[i] =
 213                                 cpu_to_le16(priv->bitmap_rates[2 + i]);
 214                 if (priv->adapter->fw_api_ver == MWIFIEX_FW_V15) {
 215                         for (i = 0;
 216                              i < ARRAY_SIZE(rate_scope->vht_mcs_rate_bitmap);
 217                              i++)
 218                                 rate_scope->vht_mcs_rate_bitmap[i] =
 219                                         cpu_to_le16(priv->bitmap_rates[10 + i]);
 220                 }
 221         }
 222
 223         rate_drop = (struct mwifiex_rate_drop_pattern *) ((u8 *) rate_scope +
 224                                              sizeof(struct mwifiex_rate_scope));
 225         rate_drop->type = cpu_to_le16(TLV_TYPE_RATE_DROP_CONTROL);
 226         rate_drop->length = cpu_to_le16(sizeof(rate_drop->rate_drop_mode));
 227         rate_drop->rate_drop_mode = 0;
 228
 229         cmd->size =
 230                 cpu_to_le16(S_DS_GEN + sizeof(struct host_cmd_ds_tx_rate_cfg) +
 231                             sizeof(struct mwifiex_rate_scope) +
 232                             sizeof(struct mwifiex_rate_drop_pattern));
 233
 234         return 0;
 235 }
 236
 237 /*
 238  * This function prepares command to set/get Tx power configuration.
 239  *
 240  * Preparation includes -
 241  *      - Setting command ID, action and proper size
 242  *      - Setting Tx power mode, power group TLV
 243  *        (as required)
 244  *      - Ensuring correct endian-ness
 245  */
 246 static int mwifiex_cmd_tx_power_cfg(struct host_cmd_ds_command *cmd,
 247                                     u16 cmd_action,
 248                                     struct host_cmd_ds_txpwr_cfg *txp)
 249 {
 250         struct mwifiex_types_power_group *pg_tlv;
 251         struct host_cmd_ds_txpwr_cfg *cmd_txp_cfg = &cmd->params.txp_cfg;
 252
 253         cmd->command = cpu_to_le16(HostCmd_CMD_TXPWR_CFG);
 254         cmd->size =
 255                 cpu_to_le16(S_DS_GEN + sizeof(struct host_cmd_ds_txpwr_cfg));
 256         switch (cmd_action) {
 257         case HostCmd_ACT_GEN_SET:
 258                 if (txp->mode) {
 259                         pg_tlv = (struct mwifiex_types_power_group
 260                                   *) ((unsigned long) txp +
 261                                      sizeof(struct host_cmd_ds_txpwr_cfg));
 262                         memmove(cmd_txp_cfg, txp,
 263                                 sizeof(struct host_cmd_ds_txpwr_cfg) +
 264                                 sizeof(struct mwifiex_types_power_group) +
 265                                 le16_to_cpu(pg_tlv->length));
 266
 267                         pg_tlv = (struct mwifiex_types_power_group *) ((u8 *)
 268                                   cmd_txp_cfg +
 269                                   sizeof(struct host_cmd_ds_txpwr_cfg));
 270                         cmd->size = cpu_to_le16(le16_to_cpu(cmd->size) +
 271                                   sizeof(struct mwifiex_types_power_group) +
 272                                   le16_to_cpu(pg_tlv->length));
 273                 } else {
 274                         memmove(cmd_txp_cfg, txp, sizeof(*txp));
 275                 }
 276                 cmd_txp_cfg->action = cpu_to_le16(cmd_action);
 277                 break;
 278         case HostCmd_ACT_GEN_GET:
 279                 cmd_txp_cfg->action = cpu_to_le16(cmd_action);
 280                 break;
 281         }
 282
 283         return 0;
 284 }
 285
 286 /*
 287  * This function prepares command to get RF Tx power.
 288  */
 289 static int mwifiex_cmd_rf_tx_power(struct mwifiex_private *priv,
 290                                    struct host_cmd_ds_command *cmd,
 291                                    u16 cmd_action, void *data_buf)
 292 {
 293         struct host_cmd_ds_rf_tx_pwr *txp = &cmd->params.txp;
 294
 295         cmd->size = cpu_to_le16(sizeof(struct host_cmd_ds_rf_tx_pwr)
 296                                 + S_DS_GEN);
 297         cmd->command = cpu_to_le16(HostCmd_CMD_RF_TX_PWR);
 298         txp->action = cpu_to_le16(cmd_action);
 299
 300         return 0;
 301 }
 302
 303 /*
 304  * This function prepares command to set rf antenna.
 305  */
 306 static int mwifiex_cmd_rf_antenna(struct mwifiex_private *priv,
 307                                   struct host_cmd_ds_command *cmd,
 308                                   u16 cmd_action,
 309                                   struct mwifiex_ds_ant_cfg *ant_cfg)
 310 {
 311         struct host_cmd_ds_rf_ant_mimo *ant_mimo = &cmd->params.ant_mimo;
 312         struct host_cmd_ds_rf_ant_siso *ant_siso = &cmd->params.ant_siso;
 313
 314         cmd->command = cpu_to_le16(HostCmd_CMD_RF_ANTENNA);
 315
 316         switch (cmd_action) {
 317         case HostCmd_ACT_GEN_SET:
 318                 if (priv->adapter->hw_dev_mcs_support == HT_STREAM_2X2) {
 319                         cmd->size = cpu_to_le16(sizeof(struct
 320                                                 host_cmd_ds_rf_ant_mimo)
 321                                                 + S_DS_GEN);
 322                         ant_mimo->action_tx = cpu_to_le16(HostCmd_ACT_SET_TX);
 323                         ant_mimo->tx_ant_mode = cpu_to_le16((u16)ant_cfg->
 324                                                             tx_ant);
 325                         ant_mimo->action_rx = cpu_to_le16(HostCmd_ACT_SET_RX);
 326                         ant_mimo->rx_ant_mode = cpu_to_le16((u16)ant_cfg->
 327                                                             rx_ant);
 328                 } else {
 329                         cmd->size = cpu_to_le16(sizeof(struct
 330                                                 host_cmd_ds_rf_ant_siso) +
 331                                                 S_DS_GEN);
 332                         ant_siso->action = cpu_to_le16(HostCmd_ACT_SET_BOTH);
 333                         ant_siso->ant_mode = cpu_to_le16((u16)ant_cfg->tx_ant);
 334                 }
 335                 break;
 336         case HostCmd_ACT_GEN_GET:
 337                 if (priv->adapter->hw_dev_mcs_support == HT_STREAM_2X2) {
 338                         cmd->size = cpu_to_le16(sizeof(struct
 339                                                 host_cmd_ds_rf_ant_mimo) +
 340                                                 S_DS_GEN);
 341                         ant_mimo->action_tx = cpu_to_le16(HostCmd_ACT_GET_TX);
 342                         ant_mimo->action_rx = cpu_to_le16(HostCmd_ACT_GET_RX);
 343                 } else {
 344                         cmd->size = cpu_to_le16(sizeof(struct
 345                                                 host_cmd_ds_rf_ant_siso) +
 346                                                 S_DS_GEN);
 347                         ant_siso->action = cpu_to_le16(HostCmd_ACT_GET_BOTH);
 348                 }
 349                 break;
 350         }
 351         return 0;
 352 }
 353
 354 /*
 355  * This function prepares command to set Host Sleep configuration.
 356  *
 357  * Preparation includes -
 358  *      - Setting command ID and proper size
 359  *      - Setting Host Sleep action, conditions, ARP filters
 360  *        (as required)
 361  *      - Ensuring correct endian-ness
 362  */
 363 static int
 364 mwifiex_cmd_802_11_hs_cfg(struct mwifiex_private *priv,
 365                           struct host_cmd_ds_command *cmd,
 366                           u16 cmd_action,
 367                           struct mwifiex_hs_config_param *hscfg_param)
 368 {
 369         struct mwifiex_adapter *adapter = priv->adapter;
 370         struct host_cmd_ds_802_11_hs_cfg_enh *hs_cfg = &cmd->params.opt_hs_cfg;
 371         bool hs_activate = false;
 372
 373         if (!hscfg_param)
 374                 /* New Activate command */
 375                 hs_activate = true;
 376         cmd->command = cpu_to_le16(HostCmd_CMD_802_11_HS_CFG_ENH);
 377
 378         if (!hs_activate &&
 379             (hscfg_param->conditions != cpu_to_le32(HS_CFG_CANCEL)) &&
 380             ((adapter->arp_filter_size > 0) &&
 381              (adapter->arp_filter_size <= ARP_FILTER_MAX_BUF_SIZE))) {
 382                 mwifiex_dbg(adapter, CMD,
 383                             "cmd: Attach %d bytes ArpFilter to HSCfg cmd\n",
 384                             adapter->arp_filter_size);
 385                 memcpy(((u8 *) hs_cfg) +
 386                        sizeof(struct host_cmd_ds_802_11_hs_cfg_enh),
 387                        adapter->arp_filter, adapter->arp_filter_size);
 388                 cmd->size = cpu_to_le16
 389                                 (adapter->arp_filter_size +
 390                                  sizeof(struct host_cmd_ds_802_11_hs_cfg_enh)
 391                                 + S_DS_GEN);
 392         } else {
 393                 cmd->size = cpu_to_le16(S_DS_GEN + sizeof(struct
 394                                                 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         } else {
 400                 hs_cfg->action = cpu_to_le16(HS_CONFIGURE);
 401                 hs_cfg->params.hs_config.conditions = hscfg_param->conditions;
 402                 hs_cfg->params.hs_config.gpio = hscfg_param->gpio;
 403                 hs_cfg->params.hs_config.gap = hscfg_param->gap;
 404                 mwifiex_dbg(adapter, CMD,
 405                             "cmd: HS_CFG_CMD: condition:0x%x gpio:0x%x gap:0x%x\n",
 406                             hs_cfg->params.hs_config.conditions,
 407                             hs_cfg->params.hs_config.gpio,
 408                             hs_cfg->params.hs_config.gap);
 409         }
 410
 411         return 0;
 412 }
 413
 414 /*
 415  * This function prepares command to set/get MAC address.
 416  *
 417  * Preparation includes -
 418  *      - Setting command ID, action and proper size
 419  *      - Setting MAC address (for SET only)
 420  *      - Ensuring correct endian-ness
 421  */
 422 static int mwifiex_cmd_802_11_mac_address(struct mwifiex_private *priv,
 423                                           struct host_cmd_ds_command *cmd,
 424                                           u16 cmd_action)
 425 {
 426         cmd->command = cpu_to_le16(HostCmd_CMD_802_11_MAC_ADDRESS);
 427         cmd->size = cpu_to_le16(sizeof(struct host_cmd_ds_802_11_mac_address) +
 428                                 S_DS_GEN);
 429         cmd->result = 0;
 430
 431         cmd->params.mac_addr.action = cpu_to_le16(cmd_action);
 432
 433         if (cmd_action == HostCmd_ACT_GEN_SET)
 434                 memcpy(cmd->params.mac_addr.mac_addr, priv->curr_addr,
 435                        ETH_ALEN);
 436         return 0;
 437 }
 438
 439 /*
 440  * This function prepares command to set MAC multicast address.
 441  *
 442  * Preparation includes -
 443  *      - Setting command ID, action and proper size
 444  *      - Setting MAC multicast address
 445  *      - Ensuring correct endian-ness
 446  */
 447 static int
 448 mwifiex_cmd_mac_multicast_adr(struct host_cmd_ds_command *cmd,
 449                               u16 cmd_action,
 450                               struct mwifiex_multicast_list *mcast_list)
 451 {
 452         struct host_cmd_ds_mac_multicast_adr *mcast_addr = &cmd->params.mc_addr;
 453
 454         cmd->size = cpu_to_le16(sizeof(struct host_cmd_ds_mac_multicast_adr) +
 455                                 S_DS_GEN);
 456         cmd->command = cpu_to_le16(HostCmd_CMD_MAC_MULTICAST_ADR);
 457
 458         mcast_addr->action = cpu_to_le16(cmd_action);
 459         mcast_addr->num_of_adrs =
 460                 cpu_to_le16((u16) mcast_list->num_multicast_addr);
 461         memcpy(mcast_addr->mac_list, mcast_list->mac_list,
 462                mcast_list->num_multicast_addr * ETH_ALEN);
 463
 464         return 0;
 465 }
 466
 467 /*
 468  * This function prepares command to deauthenticate.
 469  *
 470  * Preparation includes -
 471  *      - Setting command ID and proper size
 472  *      - Setting AP MAC address and reason code
 473  *      - Ensuring correct endian-ness
 474  */
 475 static int mwifiex_cmd_802_11_deauthenticate(struct mwifiex_private *priv,
 476                                              struct host_cmd_ds_command *cmd,
 477                                              u8 *mac)
 478 {
 479         struct host_cmd_ds_802_11_deauthenticate *deauth = &cmd->params.deauth;
 480
 481         cmd->command = cpu_to_le16(HostCmd_CMD_802_11_DEAUTHENTICATE);
 482         cmd->size = cpu_to_le16(sizeof(struct host_cmd_ds_802_11_deauthenticate)
 483                                 + S_DS_GEN);
 484
 485         /* Set AP MAC address */
 486         memcpy(deauth->mac_addr, mac, ETH_ALEN);
 487
 488         mwifiex_dbg(priv->adapter, CMD, "cmd: Deauth: %pM\n", deauth->mac_addr);
 489
 490         deauth->reason_code = cpu_to_le16(WLAN_REASON_DEAUTH_LEAVING);
 491
 492         return 0;
 493 }
 494
 495 /*
 496  * This function prepares command to stop Ad-Hoc network.
 497  *
 498  * Preparation includes -
 499  *      - Setting command ID and proper size
 500  *      - Ensuring correct endian-ness
 501  */
 502 static int mwifiex_cmd_802_11_ad_hoc_stop(struct host_cmd_ds_command *cmd)
 503 {
 504         cmd->command = cpu_to_le16(HostCmd_CMD_802_11_AD_HOC_STOP);
 505         cmd->size = cpu_to_le16(S_DS_GEN);
 506         return 0;
 507 }
 508
 509 /*
 510  * This function sets WEP key(s) to key parameter TLV(s).
 511  *
 512  * Multi-key parameter TLVs are supported, so we can send multiple
 513  * WEP keys in a single buffer.
 514  */
 515 static int
 516 mwifiex_set_keyparamset_wep(struct mwifiex_private *priv,
 517                             struct mwifiex_ie_type_key_param_set *key_param_set,
 518                             u16 *key_param_len)
 519 {
 520         int cur_key_param_len;
 521         u8 i;
 522
 523         /* Multi-key_param_set TLV is supported */
 524         for (i = 0; i < NUM_WEP_KEYS; i++) {
 525                 if ((priv->wep_key[i].key_length == WLAN_KEY_LEN_WEP40) ||
 526                     (priv->wep_key[i].key_length == WLAN_KEY_LEN_WEP104)) {
 527                         key_param_set->type =
 528                                 cpu_to_le16(TLV_TYPE_KEY_MATERIAL);
 529 /* Key_param_set WEP fixed length */
 530 #define KEYPARAMSET_WEP_FIXED_LEN 8
 531                         key_param_set->length = cpu_to_le16((u16)
 532                                         (priv->wep_key[i].
 533                                          key_length +
 534                                          KEYPARAMSET_WEP_FIXED_LEN));
 535                         key_param_set->key_type_id =
 536                                 cpu_to_le16(KEY_TYPE_ID_WEP);
 537                         key_param_set->key_info =
 538                                 cpu_to_le16(KEY_ENABLED | KEY_UNICAST |
 539                                             KEY_MCAST);
 540                         key_param_set->key_len =
 541                                 cpu_to_le16(priv->wep_key[i].key_length);
 542                         /* Set WEP key index */
 543                         key_param_set->key[0] = i;
 544                         /* Set default Tx key flag */
 545                         if (i ==
 546                             (priv->
 547                              wep_key_curr_index & HostCmd_WEP_KEY_INDEX_MASK))
 548                                 key_param_set->key[1] = 1;
 549                         else
 550                                 key_param_set->key[1] = 0;
 551                         memmove(&key_param_set->key[2],
 552                                 priv->wep_key[i].key_material,
 553                                 priv->wep_key[i].key_length);
 554
 555                         cur_key_param_len = priv->wep_key[i].key_length +
 556                                 KEYPARAMSET_WEP_FIXED_LEN +
 557                                 sizeof(struct mwifiex_ie_types_header);
 558                         *key_param_len += (u16) cur_key_param_len;
 559                         key_param_set =
 560                                 (struct mwifiex_ie_type_key_param_set *)
 561                                                 ((u8 *)key_param_set +
 562                                                  cur_key_param_len);
 563                 } else if (!priv->wep_key[i].key_length) {
 564                         continue;
 565                 } else {
 566                         mwifiex_dbg(priv->adapter, ERROR,
 567                                     "key%d Length = %d is incorrect\n",
 568                                     (i + 1), priv->wep_key[i].key_length);
 569                         return -1;
 570                 }
 571         }
 572
 573         return 0;
 574 }
 575
 576 /* This function populates key material v2 command
 577  * to set network key for AES & CMAC AES.
 578  */
 579 static int mwifiex_set_aes_key_v2(struct mwifiex_private *priv,
 580                                   struct host_cmd_ds_command *cmd,
 581                                   struct mwifiex_ds_encrypt_key *enc_key,
 582                                   struct host_cmd_ds_802_11_key_material_v2 *km)
 583 {
 584         struct mwifiex_adapter *adapter = priv->adapter;
 585         u16 size, len = KEY_PARAMS_FIXED_LEN;
 586
 587         if (enc_key->is_igtk_key) {
 588                 mwifiex_dbg(adapter, INFO,
 589                             "%s: Set CMAC AES Key\n", __func__);
 590                 if (enc_key->is_rx_seq_valid)
 591                         memcpy(km->key_param_set.key_params.cmac_aes.ipn,
 592                                enc_key->pn, enc_key->pn_len);
 593                 km->key_param_set.key_info &= cpu_to_le16(~KEY_MCAST);
 594                 km->key_param_set.key_info |= cpu_to_le16(KEY_IGTK);
 595                 km->key_param_set.key_type = KEY_TYPE_ID_AES_CMAC;
 596                 km->key_param_set.key_params.cmac_aes.key_len =
 597                                           cpu_to_le16(enc_key->key_len);
 598                 memcpy(km->key_param_set.key_params.cmac_aes.key,
 599                        enc_key->key_material, enc_key->key_len);
 600                 len += sizeof(struct mwifiex_cmac_aes_param);
 601         } else {
 602                 mwifiex_dbg(adapter, INFO,
 603                             "%s: Set AES Key\n", __func__);
 604                 if (enc_key->is_rx_seq_valid)
 605                         memcpy(km->key_param_set.key_params.aes.pn,
 606                                enc_key->pn, enc_key->pn_len);
 607                 km->key_param_set.key_type = KEY_TYPE_ID_AES;
 608                 km->key_param_set.key_params.aes.key_len =
 609                                           cpu_to_le16(enc_key->key_len);
 610                 memcpy(km->key_param_set.key_params.aes.key,
 611                        enc_key->key_material, enc_key->key_len);
 612                 len += sizeof(struct mwifiex_aes_param);
 613         }
 614
 615         km->key_param_set.len = cpu_to_le16(len);
 616         size = len + sizeof(struct mwifiex_ie_types_header) +
 617                sizeof(km->action) + S_DS_GEN;
 618         cmd->size = cpu_to_le16(size);
 619
 620         return 0;
 621 }
 622
 623 /* This function prepares command to set/get/reset network key(s).
 624  * This function prepares key material command for V2 format.
 625  * Preparation includes -
 626  *      - Setting command ID, action and proper size
 627  *      - Setting WEP keys, WAPI keys or WPA keys along with required
 628  *        encryption (TKIP, AES) (as required)
 629  *      - Ensuring correct endian-ness
 630  */
 631 static int
 632 mwifiex_cmd_802_11_key_material_v2(struct mwifiex_private *priv,
 633                                    struct host_cmd_ds_command *cmd,
 634                                    u16 cmd_action, u32 cmd_oid,
 635                                    struct mwifiex_ds_encrypt_key *enc_key)
 636 {
 637         struct mwifiex_adapter *adapter = priv->adapter;
 638         u8 *mac = enc_key->mac_addr;
 639         u16 key_info, len = KEY_PARAMS_FIXED_LEN;
 640         struct host_cmd_ds_802_11_key_material_v2 *km =
 641                                                 &cmd->params.key_material_v2;
 642
 643         cmd->command = cpu_to_le16(HostCmd_CMD_802_11_KEY_MATERIAL);
 644         km->action = cpu_to_le16(cmd_action);
 645
 646         if (cmd_action == HostCmd_ACT_GEN_GET) {
 647                 mwifiex_dbg(adapter, INFO, "%s: Get key\n", __func__);
 648                 km->key_param_set.key_idx =
 649                                         enc_key->key_index & KEY_INDEX_MASK;
 650                 km->key_param_set.type = cpu_to_le16(TLV_TYPE_KEY_PARAM_V2);
 651                 km->key_param_set.len = cpu_to_le16(KEY_PARAMS_FIXED_LEN);
 652                 memcpy(km->key_param_set.mac_addr, mac, ETH_ALEN);
 653
 654                 if (enc_key->key_index & MWIFIEX_KEY_INDEX_UNICAST)
 655                         key_info = KEY_UNICAST;
 656                 else
 657                         key_info = KEY_MCAST;
 658
 659                 if (enc_key->is_igtk_key)
 660                         key_info |= KEY_IGTK;
 661
 662                 km->key_param_set.key_info = cpu_to_le16(key_info);
 663
 664                 cmd->size = cpu_to_le16(sizeof(struct mwifiex_ie_types_header) +
 665                                         S_DS_GEN + KEY_PARAMS_FIXED_LEN +
 666                                         sizeof(km->action));
 667                 return 0;
 668         }
 669
 670         memset(&km->key_param_set, 0,
 671                sizeof(struct mwifiex_ie_type_key_param_set_v2));
 672
 673         if (enc_key->key_disable) {
 674                 mwifiex_dbg(adapter, INFO, "%s: Remove key\n", __func__);
 675                 km->action = cpu_to_le16(HostCmd_ACT_GEN_REMOVE);
 676                 km->key_param_set.type = cpu_to_le16(TLV_TYPE_KEY_PARAM_V2);
 677                 km->key_param_set.len = cpu_to_le16(KEY_PARAMS_FIXED_LEN);
 678                 km->key_param_set.key_idx = enc_key->key_index & KEY_INDEX_MASK;
 679                 key_info = KEY_MCAST | KEY_UNICAST;
 680                 km->key_param_set.key_info = cpu_to_le16(key_info);
 681                 memcpy(km->key_param_set.mac_addr, mac, ETH_ALEN);
 682                 cmd->size = cpu_to_le16(sizeof(struct mwifiex_ie_types_header) +
 683                                         S_DS_GEN + KEY_PARAMS_FIXED_LEN +
 684                                         sizeof(km->action));
 685                 return 0;
 686         }
 687
 688         km->action = cpu_to_le16(HostCmd_ACT_GEN_SET);
 689         km->key_param_set.key_idx = enc_key->key_index & KEY_INDEX_MASK;
 690         km->key_param_set.type = cpu_to_le16(TLV_TYPE_KEY_PARAM_V2);
 691         key_info = KEY_ENABLED;
 692         memcpy(km->key_param_set.mac_addr, mac, ETH_ALEN);
 693
 694         if (enc_key->key_len <= WLAN_KEY_LEN_WEP104) {
 695                 mwifiex_dbg(adapter, INFO, "%s: Set WEP Key\n", __func__);
 696                 len += sizeof(struct mwifiex_wep_param);
 697                 km->key_param_set.len = cpu_to_le16(len);
 698                 km->key_param_set.key_type = KEY_TYPE_ID_WEP;
 699
 700                 if (GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_UAP) {
 701                                 key_info |= KEY_MCAST | KEY_UNICAST;
 702                 } else {
 703                         if (enc_key->is_current_wep_key) {
 704                                 key_info |= KEY_MCAST | KEY_UNICAST;
 705                                 if (km->key_param_set.key_idx ==
 706                                     (priv->wep_key_curr_index & KEY_INDEX_MASK))
 707                                         key_info |= KEY_DEFAULT;
 708                         } else {
 709                                 if (mac) {
 710                                         if (is_broadcast_ether_addr(mac))
 711                                                 key_info |= KEY_MCAST;
 712                                         else
 713                                                 key_info |= KEY_UNICAST |
 714                                                             KEY_DEFAULT;
 715                                 } else {
 716                                         key_info |= KEY_MCAST;
 717                                 }
 718                         }
 719                 }
 720                 km->key_param_set.key_info = cpu_to_le16(key_info);
 721
 722                 km->key_param_set.key_params.wep.key_len =
 723                                                   cpu_to_le16(enc_key->key_len);
 724                 memcpy(km->key_param_set.key_params.wep.key,
 725                        enc_key->key_material, enc_key->key_len);
 726
 727                 cmd->size = cpu_to_le16(sizeof(struct mwifiex_ie_types_header) +
 728                                         len + sizeof(km->action) + S_DS_GEN);
 729                 return 0;
 730         }
 731
 732         if (is_broadcast_ether_addr(mac))
 733                 key_info |= KEY_MCAST | KEY_RX_KEY;
 734         else
 735                 key_info |= KEY_UNICAST | KEY_TX_KEY | KEY_RX_KEY;
 736
 737         if (enc_key->is_wapi_key) {
 738                 mwifiex_dbg(adapter, INFO, "%s: Set WAPI Key\n", __func__);
 739                 km->key_param_set.key_type = KEY_TYPE_ID_WAPI;
 740                 memcpy(km->key_param_set.key_params.wapi.pn, enc_key->pn,
 741                        PN_LEN);
 742                 km->key_param_set.key_params.wapi.key_len =
 743                                                 cpu_to_le16(enc_key->key_len);
 744                 memcpy(km->key_param_set.key_params.wapi.key,
 745                        enc_key->key_material, enc_key->key_len);
 746                 if (is_broadcast_ether_addr(mac))
 747                         priv->sec_info.wapi_key_on = true;
 748
 749                 if (!priv->sec_info.wapi_key_on)
 750                         key_info |= KEY_DEFAULT;
 751                 km->key_param_set.key_info = cpu_to_le16(key_info);
 752
 753                 len += sizeof(struct mwifiex_wapi_param);
 754                 km->key_param_set.len = cpu_to_le16(len);
 755                 cmd->size = cpu_to_le16(sizeof(struct mwifiex_ie_types_header) +
 756                                         len + sizeof(km->action) + S_DS_GEN);
 757                 return 0;
 758         }
 759
 760         if (priv->bss_mode == NL80211_IFTYPE_ADHOC) {
 761                 key_info |= KEY_DEFAULT;
 762                 /* Enable unicast bit for WPA-NONE/ADHOC_AES */
 763                 if (!priv->sec_info.wpa2_enabled &&
 764                     !is_broadcast_ether_addr(mac))
 765                         key_info |= KEY_UNICAST;
 766         } else {
 767                 /* Enable default key for WPA/WPA2 */
 768                 if (!priv->wpa_is_gtk_set)
 769                         key_info |= KEY_DEFAULT;
 770         }
 771
 772         km->key_param_set.key_info = cpu_to_le16(key_info);
 773
 774         if (enc_key->key_len == WLAN_KEY_LEN_CCMP)
 775                 return mwifiex_set_aes_key_v2(priv, cmd, enc_key, km);
 776
 777         if (enc_key->key_len == WLAN_KEY_LEN_TKIP) {
 778                 mwifiex_dbg(adapter, INFO,
 779                             "%s: Set TKIP Key\n", __func__);
 780                 if (enc_key->is_rx_seq_valid)
 781                         memcpy(km->key_param_set.key_params.tkip.pn,
 782                                enc_key->pn, enc_key->pn_len);
 783                 km->key_param_set.key_type = KEY_TYPE_ID_TKIP;
 784                 km->key_param_set.key_params.tkip.key_len =
 785                                                 cpu_to_le16(enc_key->key_len);
 786                 memcpy(km->key_param_set.key_params.tkip.key,
 787                        enc_key->key_material, enc_key->key_len);
 788
 789                 len += sizeof(struct mwifiex_tkip_param);
 790                 km->key_param_set.len = cpu_to_le16(len);
 791                 cmd->size = cpu_to_le16(sizeof(struct mwifiex_ie_types_header) +
 792                                         len + sizeof(km->action) + S_DS_GEN);
 793         }
 794
 795         return 0;
 796 }
 797
 798 /*
 799  * This function prepares command to set/get/reset network key(s).
 800  * This function prepares key material command for V1 format.
 801  *
 802  * Preparation includes -
 803  *      - Setting command ID, action and proper size
 804  *      - Setting WEP keys, WAPI keys or WPA keys along with required
 805  *        encryption (TKIP, AES) (as required)
 806  *      - Ensuring correct endian-ness
 807  */
 808 static int
 809 mwifiex_cmd_802_11_key_material_v1(struct mwifiex_private *priv,
 810                                    struct host_cmd_ds_command *cmd,
 811                                    u16 cmd_action, u32 cmd_oid,
 812                                    struct mwifiex_ds_encrypt_key *enc_key)
 813 {
 814         struct host_cmd_ds_802_11_key_material *key_material =
 815                 &cmd->params.key_material;
 816         struct host_cmd_tlv_mac_addr *tlv_mac;
 817         u16 key_param_len = 0, cmd_size;
 818         int ret = 0;
 819
 820         cmd->command = cpu_to_le16(HostCmd_CMD_802_11_KEY_MATERIAL);
 821         key_material->action = cpu_to_le16(cmd_action);
 822
 823         if (cmd_action == HostCmd_ACT_GEN_GET) {
 824                 cmd->size =
 825                         cpu_to_le16(sizeof(key_material->action) + S_DS_GEN);
 826                 return ret;
 827         }
 828
 829         if (!enc_key) {
 830                 memset(&key_material->key_param_set, 0,
 831                        (NUM_WEP_KEYS *
 832                         sizeof(struct mwifiex_ie_type_key_param_set)));
 833                 ret = mwifiex_set_keyparamset_wep(priv,
 834                                                   &key_material->key_param_set,
 835                                                   &key_param_len);
 836                 cmd->size = cpu_to_le16(key_param_len +
 837                                     sizeof(key_material->action) + S_DS_GEN);
 838                 return ret;
 839         } else
 840                 memset(&key_material->key_param_set, 0,
 841                        sizeof(struct mwifiex_ie_type_key_param_set));
 842         if (enc_key->is_wapi_key) {
 843                 mwifiex_dbg(priv->adapter, INFO, "info: Set WAPI Key\n");
 844                 key_material->key_param_set.key_type_id =
 845                                                 cpu_to_le16(KEY_TYPE_ID_WAPI);
 846                 if (cmd_oid == KEY_INFO_ENABLED)
 847                         key_material->key_param_set.key_info =
 848                                                 cpu_to_le16(KEY_ENABLED);
 849                 else
 850                         key_material->key_param_set.key_info =
 851                                                 cpu_to_le16(!KEY_ENABLED);
 852
 853                 key_material->key_param_set.key[0] = enc_key->key_index;
 854                 if (!priv->sec_info.wapi_key_on)
 855                         key_material->key_param_set.key[1] = 1;
 856                 else
 857                         /* set 0 when re-key */
 858                         key_material->key_param_set.key[1] = 0;
 859
 860                 if (!is_broadcast_ether_addr(enc_key->mac_addr)) {
 861                         /* WAPI pairwise key: unicast */
 862                         key_material->key_param_set.key_info |=
 863                                 cpu_to_le16(KEY_UNICAST);
 864                 } else {        /* WAPI group key: multicast */
 865                         key_material->key_param_set.key_info |=
 866                                 cpu_to_le16(KEY_MCAST);
 867                         priv->sec_info.wapi_key_on = true;
 868                 }
 869
 870                 key_material->key_param_set.type =
 871                                         cpu_to_le16(TLV_TYPE_KEY_MATERIAL);
 872                 key_material->key_param_set.key_len =
 873                                                 cpu_to_le16(WAPI_KEY_LEN);
 874                 memcpy(&key_material->key_param_set.key[2],
 875                        enc_key->key_material, enc_key->key_len);
 876                 memcpy(&key_material->key_param_set.key[2 + enc_key->key_len],
 877                        enc_key->pn, PN_LEN);
 878                 key_material->key_param_set.length =
 879                         cpu_to_le16(WAPI_KEY_LEN + KEYPARAMSET_FIXED_LEN);
 880
 881                 key_param_len = (WAPI_KEY_LEN + KEYPARAMSET_FIXED_LEN) +
 882                                  sizeof(struct mwifiex_ie_types_header);
 883                 cmd->size = cpu_to_le16(sizeof(key_material->action)
 884                                         + S_DS_GEN +  key_param_len);
 885                 return ret;
 886         }
 887         if (enc_key->key_len == WLAN_KEY_LEN_CCMP) {
 888                 if (enc_key->is_igtk_key) {
 889                         mwifiex_dbg(priv->adapter, CMD, "cmd: CMAC_AES\n");
 890                         key_material->key_param_set.key_type_id =
 891                                         cpu_to_le16(KEY_TYPE_ID_AES_CMAC);
 892                         if (cmd_oid == KEY_INFO_ENABLED)
 893                                 key_material->key_param_set.key_info =
 894                                                 cpu_to_le16(KEY_ENABLED);
 895                         else
 896                                 key_material->key_param_set.key_info =
 897                                                 cpu_to_le16(!KEY_ENABLED);
 898
 899                         key_material->key_param_set.key_info |=
 900                                                         cpu_to_le16(KEY_IGTK);
 901                 } else {
 902                         mwifiex_dbg(priv->adapter, CMD, "cmd: WPA_AES\n");
 903                         key_material->key_param_set.key_type_id =
 904                                                 cpu_to_le16(KEY_TYPE_ID_AES);
 905                         if (cmd_oid == KEY_INFO_ENABLED)
 906                                 key_material->key_param_set.key_info =
 907                                                 cpu_to_le16(KEY_ENABLED);
 908                         else
 909                                 key_material->key_param_set.key_info =
 910                                                 cpu_to_le16(!KEY_ENABLED);
 911
 912                         if (enc_key->key_index & MWIFIEX_KEY_INDEX_UNICAST)
 913                                 /* AES pairwise key: unicast */
 914                                 key_material->key_param_set.key_info |=
 915                                                 cpu_to_le16(KEY_UNICAST);
 916                         else    /* AES group key: multicast */
 917                                 key_material->key_param_set.key_info |=
 918                                                         cpu_to_le16(KEY_MCAST);
 919                 }
 920         } else if (enc_key->key_len == WLAN_KEY_LEN_TKIP) {
 921                 mwifiex_dbg(priv->adapter, CMD, "cmd: WPA_TKIP\n");
 922                 key_material->key_param_set.key_type_id =
 923                                                 cpu_to_le16(KEY_TYPE_ID_TKIP);
 924                 key_material->key_param_set.key_info =
 925                                                 cpu_to_le16(KEY_ENABLED);
 926
 927                 if (enc_key->key_index & MWIFIEX_KEY_INDEX_UNICAST)
 928                                 /* TKIP pairwise key: unicast */
 929                         key_material->key_param_set.key_info |=
 930                                                 cpu_to_le16(KEY_UNICAST);
 931                 else            /* TKIP group key: multicast */
 932                         key_material->key_param_set.key_info |=
 933                                                         cpu_to_le16(KEY_MCAST);
 934         }
 935
 936         if (key_material->key_param_set.key_type_id) {
 937                 key_material->key_param_set.type =
 938                                         cpu_to_le16(TLV_TYPE_KEY_MATERIAL);
 939                 key_material->key_param_set.key_len =
 940                                         cpu_to_le16((u16) enc_key->key_len);
 941                 memcpy(key_material->key_param_set.key, enc_key->key_material,
 942                        enc_key->key_len);
 943                 key_material->key_param_set.length =
 944                         cpu_to_le16((u16) enc_key->key_len +
 945                                     KEYPARAMSET_FIXED_LEN);
 946
 947                 key_param_len = (u16)(enc_key->key_len + KEYPARAMSET_FIXED_LEN)
 948                                 + sizeof(struct mwifiex_ie_types_header);
 949
 950                 if (le16_to_cpu(key_material->key_param_set.key_type_id) ==
 951                                                         KEY_TYPE_ID_AES_CMAC) {
 952                         struct mwifiex_cmac_param *param =
 953                                         (void *)key_material->key_param_set.key;
 954
 955                         memcpy(param->ipn, enc_key->pn, IGTK_PN_LEN);
 956                         memcpy(param->key, enc_key->key_material,
 957                                WLAN_KEY_LEN_AES_CMAC);
 958
 959                         key_param_len = sizeof(struct mwifiex_cmac_param);
 960                         key_material->key_param_set.key_len =
 961                                                 cpu_to_le16(key_param_len);
 962                         key_param_len += KEYPARAMSET_FIXED_LEN;
 963                         key_material->key_param_set.length =
 964                                                 cpu_to_le16(key_param_len);
 965                         key_param_len += sizeof(struct mwifiex_ie_types_header);
 966                 }
 967
 968                 cmd->size = cpu_to_le16(sizeof(key_material->action) + S_DS_GEN
 969                                         + key_param_len);
 970
 971                 if (GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_UAP) {
 972                         tlv_mac = (void *)((u8 *)&key_material->key_param_set +
 973                                            key_param_len);
 974                         tlv_mac->header.type =
 975                                         cpu_to_le16(TLV_TYPE_STA_MAC_ADDR);
 976                         tlv_mac->header.len = cpu_to_le16(ETH_ALEN);
 977                         memcpy(tlv_mac->mac_addr, enc_key->mac_addr, ETH_ALEN);
 978                         cmd_size = key_param_len + S_DS_GEN +
 979                                    sizeof(key_material->action) +
 980                                    sizeof(struct host_cmd_tlv_mac_addr);
 981                 } else {
 982                         cmd_size = key_param_len + S_DS_GEN +
 983                                    sizeof(key_material->action);
 984                 }
 985                 cmd->size = cpu_to_le16(cmd_size);
 986         }
 987
 988         return ret;
 989 }
 990
 991 /* Wrapper function for setting network key depending upon FW KEY API version */
 992 static int
 993 mwifiex_cmd_802_11_key_material(struct mwifiex_private *priv,
 994                                 struct host_cmd_ds_command *cmd,
 995                                 u16 cmd_action, u32 cmd_oid,
 996                                 struct mwifiex_ds_encrypt_key *enc_key)
 997 {
 998         if (priv->adapter->key_api_major_ver == KEY_API_VER_MAJOR_V2)
 999                 return mwifiex_cmd_802_11_key_material_v2(priv, cmd,
1000                                                           cmd_action, cmd_oid,
1001                                                           enc_key);
1002
1003         else
1004                 return mwifiex_cmd_802_11_key_material_v1(priv, cmd,
1005                                                           cmd_action, cmd_oid,
1006                                                           enc_key);
1007 }
1008
1009 /*
1010  * This function prepares command to set/get 11d domain information.
1011  *
1012  * Preparation includes -
1013  *      - Setting command ID, action and proper size
1014  *      - Setting domain information fields (for SET only)
1015  *      - Ensuring correct endian-ness
1016  */
1017 static int mwifiex_cmd_802_11d_domain_info(struct mwifiex_private *priv,
1018                                            struct host_cmd_ds_command *cmd,
1019                                            u16 cmd_action)
1020 {
1021         struct mwifiex_adapter *adapter = priv->adapter;
1022         struct host_cmd_ds_802_11d_domain_info *domain_info =
1023                 &cmd->params.domain_info;
1024         struct mwifiex_ietypes_domain_param_set *domain =
1025                 &domain_info->domain;
1026         u8 no_of_triplet = adapter->domain_reg.no_of_triplet;
1027
1028         mwifiex_dbg(adapter, INFO,
1029                     "info: 11D: no_of_triplet=0x%x\n", no_of_triplet);
1030
1031         cmd->command = cpu_to_le16(HostCmd_CMD_802_11D_DOMAIN_INFO);
1032         domain_info->action = cpu_to_le16(cmd_action);
1033         if (cmd_action == HostCmd_ACT_GEN_GET) {
1034                 cmd->size = cpu_to_le16(sizeof(domain_info->action) + S_DS_GEN);
1035                 return 0;
1036         }
1037
1038         /* Set domain info fields */
1039         domain->header.type = cpu_to_le16(WLAN_EID_COUNTRY);
1040         memcpy(domain->country_code, adapter->domain_reg.country_code,
1041                sizeof(domain->country_code));
1042
1043         domain->header.len =
1044                 cpu_to_le16((no_of_triplet *
1045                              sizeof(struct ieee80211_country_ie_triplet))
1046                             + sizeof(domain->country_code));
1047
1048         if (no_of_triplet) {
1049                 memcpy(domain->triplet, adapter->domain_reg.triplet,
1050                        no_of_triplet * sizeof(struct
1051                                               ieee80211_country_ie_triplet));
1052
1053                 cmd->size = cpu_to_le16(sizeof(domain_info->action) +
1054                                         le16_to_cpu(domain->header.len) +
1055                                         sizeof(struct mwifiex_ie_types_header)
1056                                         + S_DS_GEN);
1057         } else {
1058                 cmd->size = cpu_to_le16(sizeof(domain_info->action) + S_DS_GEN);
1059         }
1060
1061         return 0;
1062 }
1063
1064 /*
1065  * This function prepares command to set/get IBSS coalescing status.
1066  *
1067  * Preparation includes -
1068  *      - Setting command ID, action and proper size
1069  *      - Setting status to enable or disable (for SET only)
1070  *      - Ensuring correct endian-ness
1071  */
1072 static int mwifiex_cmd_ibss_coalescing_status(struct host_cmd_ds_command *cmd,
1073                                               u16 cmd_action, u16 *enable)
1074 {
1075         struct host_cmd_ds_802_11_ibss_status *ibss_coal =
1076                 &(cmd->params.ibss_coalescing);
1077
1078         cmd->command = cpu_to_le16(HostCmd_CMD_802_11_IBSS_COALESCING_STATUS);
1079         cmd->size = cpu_to_le16(sizeof(struct host_cmd_ds_802_11_ibss_status) +
1080                                 S_DS_GEN);
1081         cmd->result = 0;
1082         ibss_coal->action = cpu_to_le16(cmd_action);
1083
1084         switch (cmd_action) {
1085         case HostCmd_ACT_GEN_SET:
1086                 if (enable)
1087                         ibss_coal->enable = cpu_to_le16(*enable);
1088                 else
1089                         ibss_coal->enable = 0;
1090                 break;
1091
1092                 /* In other case.. Nothing to do */
1093         case HostCmd_ACT_GEN_GET:
1094         default:
1095                 break;
1096         }
1097
1098         return 0;
1099 }
1100
1101 /* This function prepares command buffer to get/set memory location value.
1102  */
1103 static int
1104 mwifiex_cmd_mem_access(struct host_cmd_ds_command *cmd, u16 cmd_action,
1105                        void *pdata_buf)
1106 {
1107         struct mwifiex_ds_mem_rw *mem_rw = (void *)pdata_buf;
1108         struct host_cmd_ds_mem_access *mem_access = (void *)&cmd->params.mem;
1109
1110         cmd->command = cpu_to_le16(HostCmd_CMD_MEM_ACCESS);
1111         cmd->size = cpu_to_le16(sizeof(struct host_cmd_ds_mem_access) +
1112                                 S_DS_GEN);
1113
1114         mem_access->action = cpu_to_le16(cmd_action);
1115         mem_access->addr = cpu_to_le32(mem_rw->addr);
1116         mem_access->value = cpu_to_le32(mem_rw->value);
1117
1118         return 0;
1119 }
1120
1121 /*
1122  * This function prepares command to set/get register value.
1123  *
1124  * Preparation includes -
1125  *      - Setting command ID, action and proper size
1126  *      - Setting register offset (for both GET and SET) and
1127  *        register value (for SET only)
1128  *      - Ensuring correct endian-ness
1129  *
1130  * The following type of registers can be accessed with this function -
1131  *      - MAC register
1132  *      - BBP register
1133  *      - RF register
1134  *      - PMIC register
1135  *      - CAU register
1136  *      - EEPROM
1137  */
1138 static int mwifiex_cmd_reg_access(struct host_cmd_ds_command *cmd,
1139                                   u16 cmd_action, void *data_buf)
1140 {
1141         struct mwifiex_ds_reg_rw *reg_rw = data_buf;
1142
1143         switch (le16_to_cpu(cmd->command)) {
1144         case HostCmd_CMD_MAC_REG_ACCESS:
1145         {
1146                 struct host_cmd_ds_mac_reg_access *mac_reg;
1147
1148                 cmd->size = cpu_to_le16(sizeof(*mac_reg) + S_DS_GEN);
1149                 mac_reg = &cmd->params.mac_reg;
1150                 mac_reg->action = cpu_to_le16(cmd_action);
1151                 mac_reg->offset = cpu_to_le16((u16) reg_rw->offset);
1152                 mac_reg->value = cpu_to_le32(reg_rw->value);
1153                 break;
1154         }
1155         case HostCmd_CMD_BBP_REG_ACCESS:
1156         {
1157                 struct host_cmd_ds_bbp_reg_access *bbp_reg;
1158
1159                 cmd->size = cpu_to_le16(sizeof(*bbp_reg) + S_DS_GEN);
1160                 bbp_reg = &cmd->params.bbp_reg;
1161                 bbp_reg->action = cpu_to_le16(cmd_action);
1162                 bbp_reg->offset = cpu_to_le16((u16) reg_rw->offset);
1163                 bbp_reg->value = (u8) reg_rw->value;
1164                 break;
1165         }
1166         case HostCmd_CMD_RF_REG_ACCESS:
1167         {
1168                 struct host_cmd_ds_rf_reg_access *rf_reg;
1169
1170                 cmd->size = cpu_to_le16(sizeof(*rf_reg) + S_DS_GEN);
1171                 rf_reg = &cmd->params.rf_reg;
1172                 rf_reg->action = cpu_to_le16(cmd_action);
1173                 rf_reg->offset = cpu_to_le16((u16) reg_rw->offset);
1174                 rf_reg->value = (u8) reg_rw->value;
1175                 break;
1176         }
1177         case HostCmd_CMD_PMIC_REG_ACCESS:
1178         {
1179                 struct host_cmd_ds_pmic_reg_access *pmic_reg;
1180
1181                 cmd->size = cpu_to_le16(sizeof(*pmic_reg) + S_DS_GEN);
1182                 pmic_reg = &cmd->params.pmic_reg;
1183                 pmic_reg->action = cpu_to_le16(cmd_action);
1184                 pmic_reg->offset = cpu_to_le16((u16) reg_rw->offset);
1185                 pmic_reg->value = (u8) reg_rw->value;
1186                 break;
1187         }
1188         case HostCmd_CMD_CAU_REG_ACCESS:
1189         {
1190                 struct host_cmd_ds_rf_reg_access *cau_reg;
1191
1192                 cmd->size = cpu_to_le16(sizeof(*cau_reg) + S_DS_GEN);
1193                 cau_reg = &cmd->params.rf_reg;
1194                 cau_reg->action = cpu_to_le16(cmd_action);
1195                 cau_reg->offset = cpu_to_le16((u16) reg_rw->offset);
1196                 cau_reg->value = (u8) reg_rw->value;
1197                 break;
1198         }
1199         case HostCmd_CMD_802_11_EEPROM_ACCESS:
1200         {
1201                 struct mwifiex_ds_read_eeprom *rd_eeprom = data_buf;
1202                 struct host_cmd_ds_802_11_eeprom_access *cmd_eeprom =
1203                         &cmd->params.eeprom;
1204
1205                 cmd->size = cpu_to_le16(sizeof(*cmd_eeprom) + S_DS_GEN);
1206                 cmd_eeprom->action = cpu_to_le16(cmd_action);
1207                 cmd_eeprom->offset = cpu_to_le16(rd_eeprom->offset);
1208                 cmd_eeprom->byte_count = cpu_to_le16(rd_eeprom->byte_count);
1209                 cmd_eeprom->value = 0;
1210                 break;
1211         }
1212         default:
1213                 return -1;
1214         }
1215
1216         return 0;
1217 }
1218
1219 /*
1220  * This function prepares command to set PCI-Express
1221  * host buffer configuration
1222  *
1223  * Preparation includes -
1224  *      - Setting command ID, action and proper size
1225  *      - Setting host buffer configuration
1226  *      - Ensuring correct endian-ness
1227  */
1228 static int
1229 mwifiex_cmd_pcie_host_spec(struct mwifiex_private *priv,
1230                            struct host_cmd_ds_command *cmd, u16 action)
1231 {
1232         struct host_cmd_ds_pcie_details *host_spec =
1233                                         &cmd->params.pcie_host_spec;
1234         struct pcie_service_card *card = priv->adapter->card;
1235
1236         cmd->command = cpu_to_le16(HostCmd_CMD_PCIE_DESC_DETAILS);
1237         cmd->size = cpu_to_le16(sizeof(struct
1238                                         host_cmd_ds_pcie_details) + S_DS_GEN);
1239         cmd->result = 0;
1240
1241         memset(host_spec, 0, sizeof(struct host_cmd_ds_pcie_details));
1242
1243         if (action != HostCmd_ACT_GEN_SET)
1244                 return 0;
1245
1246         /* Send the ring base addresses and count to firmware */
1247         host_spec->txbd_addr_lo = (u32)(card->txbd_ring_pbase);
1248         host_spec->txbd_addr_hi = (u32)(((u64)card->txbd_ring_pbase)>>32);
1249         host_spec->txbd_count = MWIFIEX_MAX_TXRX_BD;
1250         host_spec->rxbd_addr_lo = (u32)(card->rxbd_ring_pbase);
1251         host_spec->rxbd_addr_hi = (u32)(((u64)card->rxbd_ring_pbase)>>32);
1252         host_spec->rxbd_count = MWIFIEX_MAX_TXRX_BD;
1253         host_spec->evtbd_addr_lo = (u32)(card->evtbd_ring_pbase);
1254         host_spec->evtbd_addr_hi = (u32)(((u64)card->evtbd_ring_pbase)>>32);
1255         host_spec->evtbd_count = MWIFIEX_MAX_EVT_BD;
1256         if (card->sleep_cookie_vbase) {
1257                 host_spec->sleep_cookie_addr_lo =
1258                                                 (u32)(card->sleep_cookie_pbase);
1259                 host_spec->sleep_cookie_addr_hi =
1260                                  (u32)(((u64)(card->sleep_cookie_pbase)) >> 32);
1261                 mwifiex_dbg(priv->adapter, INFO,
1262                             "sleep_cook_lo phy addr: 0x%x\n",
1263                             host_spec->sleep_cookie_addr_lo);
1264         }
1265
1266         return 0;
1267 }
1268
1269 /*
1270  * This function prepares command for event subscription, configuration
1271  * and query. Events can be subscribed or unsubscribed. Current subscribed
1272  * events can be queried. Also, current subscribed events are reported in
1273  * every FW response.
1274  */
1275 static int
1276 mwifiex_cmd_802_11_subsc_evt(struct mwifiex_private *priv,
1277                              struct host_cmd_ds_command *cmd,
1278                              struct mwifiex_ds_misc_subsc_evt *subsc_evt_cfg)
1279 {
1280         struct host_cmd_ds_802_11_subsc_evt *subsc_evt = &cmd->params.subsc_evt;
1281         struct mwifiex_ie_types_rssi_threshold *rssi_tlv;
1282         u16 event_bitmap;
1283         u8 *pos;
1284
1285         cmd->command = cpu_to_le16(HostCmd_CMD_802_11_SUBSCRIBE_EVENT);
1286         cmd->size = cpu_to_le16(sizeof(struct host_cmd_ds_802_11_subsc_evt) +
1287                                 S_DS_GEN);
1288
1289         subsc_evt->action = cpu_to_le16(subsc_evt_cfg->action);
1290         mwifiex_dbg(priv->adapter, CMD,
1291                     "cmd: action: %d\n", subsc_evt_cfg->action);
1292
1293         /*For query requests, no configuration TLV structures are to be added.*/
1294         if (subsc_evt_cfg->action == HostCmd_ACT_GEN_GET)
1295                 return 0;
1296
1297         subsc_evt->events = cpu_to_le16(subsc_evt_cfg->events);
1298
1299         event_bitmap = subsc_evt_cfg->events;
1300         mwifiex_dbg(priv->adapter, CMD, "cmd: event bitmap : %16x\n",
1301                     event_bitmap);
1302
1303         if (((subsc_evt_cfg->action == HostCmd_ACT_BITWISE_CLR) ||
1304              (subsc_evt_cfg->action == HostCmd_ACT_BITWISE_SET)) &&
1305             (event_bitmap == 0)) {
1306                 mwifiex_dbg(priv->adapter, ERROR,
1307                             "Error: No event specified\t"
1308                             "for bitwise action type\n");
1309                 return -EINVAL;
1310         }
1311
1312         /*
1313          * Append TLV structures for each of the specified events for
1314          * subscribing or re-configuring. This is not required for
1315          * bitwise unsubscribing request.
1316          */
1317         if (subsc_evt_cfg->action == HostCmd_ACT_BITWISE_CLR)
1318                 return 0;
1319
1320         pos = ((u8 *)subsc_evt) +
1321                         sizeof(struct host_cmd_ds_802_11_subsc_evt);
1322
1323         if (event_bitmap & BITMASK_BCN_RSSI_LOW) {
1324                 rssi_tlv = (struct mwifiex_ie_types_rssi_threshold *) pos;
1325
1326                 rssi_tlv->header.type = cpu_to_le16(TLV_TYPE_RSSI_LOW);
1327                 rssi_tlv->header.len =
1328                     cpu_to_le16(sizeof(struct mwifiex_ie_types_rssi_threshold) -
1329                                 sizeof(struct mwifiex_ie_types_header));
1330                 rssi_tlv->abs_value = subsc_evt_cfg->bcn_l_rssi_cfg.abs_value;
1331                 rssi_tlv->evt_freq = subsc_evt_cfg->bcn_l_rssi_cfg.evt_freq;
1332
1333                 mwifiex_dbg(priv->adapter, EVENT,
1334                             "Cfg Beacon Low Rssi event,\t"
1335                             "RSSI:-%d dBm, Freq:%d\n",
1336                             subsc_evt_cfg->bcn_l_rssi_cfg.abs_value,
1337                             subsc_evt_cfg->bcn_l_rssi_cfg.evt_freq);
1338
1339                 pos += sizeof(struct mwifiex_ie_types_rssi_threshold);
1340                 le16_add_cpu(&cmd->size,
1341                              sizeof(struct mwifiex_ie_types_rssi_threshold));
1342         }
1343
1344         if (event_bitmap & BITMASK_BCN_RSSI_HIGH) {
1345                 rssi_tlv = (struct mwifiex_ie_types_rssi_threshold *) pos;
1346
1347                 rssi_tlv->header.type = cpu_to_le16(TLV_TYPE_RSSI_HIGH);
1348                 rssi_tlv->header.len =
1349                     cpu_to_le16(sizeof(struct mwifiex_ie_types_rssi_threshold) -
1350                                 sizeof(struct mwifiex_ie_types_header));
1351                 rssi_tlv->abs_value = subsc_evt_cfg->bcn_h_rssi_cfg.abs_value;
1352                 rssi_tlv->evt_freq = subsc_evt_cfg->bcn_h_rssi_cfg.evt_freq;
1353
1354                 mwifiex_dbg(priv->adapter, EVENT,
1355                             "Cfg Beacon High Rssi event,\t"
1356                             "RSSI:-%d dBm, Freq:%d\n",
1357                             subsc_evt_cfg->bcn_h_rssi_cfg.abs_value,
1358                             subsc_evt_cfg->bcn_h_rssi_cfg.evt_freq);
1359
1360                 pos += sizeof(struct mwifiex_ie_types_rssi_threshold);
1361                 le16_add_cpu(&cmd->size,
1362                              sizeof(struct mwifiex_ie_types_rssi_threshold));
1363         }
1364
1365         return 0;
1366 }
1367
1368 static int
1369 mwifiex_cmd_append_rpn_expression(struct mwifiex_private *priv,
1370                                   struct mwifiex_mef_entry *mef_entry,
1371                                   u8 **buffer)
1372 {
1373         struct mwifiex_mef_filter *filter = mef_entry->filter;
1374         int i, byte_len;
1375         u8 *stack_ptr = *buffer;
1376
1377         for (i = 0; i < MWIFIEX_MEF_MAX_FILTERS; i++) {
1378                 filter = &mef_entry->filter[i];
1379                 if (!filter->filt_type)
1380                         break;
1381                 *(__le32 *)stack_ptr = cpu_to_le32((u32)filter->repeat);
1382                 stack_ptr += 4;
1383                 *stack_ptr = TYPE_DNUM;
1384                 stack_ptr += 1;
1385
1386                 byte_len = filter->byte_seq[MWIFIEX_MEF_MAX_BYTESEQ];
1387                 memcpy(stack_ptr, filter->byte_seq, byte_len);
1388                 stack_ptr += byte_len;
1389                 *stack_ptr = byte_len;
1390                 stack_ptr += 1;
1391                 *stack_ptr = TYPE_BYTESEQ;
1392                 stack_ptr += 1;
1393
1394                 *(__le32 *)stack_ptr = cpu_to_le32((u32)filter->offset);
1395                 stack_ptr += 4;
1396                 *stack_ptr = TYPE_DNUM;
1397                 stack_ptr += 1;
1398
1399                 *stack_ptr = filter->filt_type;
1400                 stack_ptr += 1;
1401
1402                 if (filter->filt_action) {
1403                         *stack_ptr = filter->filt_action;
1404                         stack_ptr += 1;
1405                 }
1406
1407                 if (stack_ptr - *buffer > STACK_NBYTES)
1408                         return -1;
1409         }
1410
1411         *buffer = stack_ptr;
1412         return 0;
1413 }
1414
1415 static int
1416 mwifiex_cmd_mef_cfg(struct mwifiex_private *priv,
1417                     struct host_cmd_ds_command *cmd,
1418                     struct mwifiex_ds_mef_cfg *mef)
1419 {
1420         struct host_cmd_ds_mef_cfg *mef_cfg = &cmd->params.mef_cfg;
1421         struct mwifiex_fw_mef_entry *mef_entry = NULL;
1422         u8 *pos = (u8 *)mef_cfg;
1423         u16 i;
1424
1425         cmd->command = cpu_to_le16(HostCmd_CMD_MEF_CFG);
1426
1427         mef_cfg->criteria = cpu_to_le32(mef->criteria);
1428         mef_cfg->num_entries = cpu_to_le16(mef->num_entries);
1429         pos += sizeof(*mef_cfg);
1430
1431         for (i = 0; i < mef->num_entries; i++) {
1432                 mef_entry = (struct mwifiex_fw_mef_entry *)pos;
1433                 mef_entry->mode = mef->mef_entry[i].mode;
1434                 mef_entry->action = mef->mef_entry[i].action;
1435                 pos += sizeof(*mef_cfg->mef_entry);
1436
1437                 if (mwifiex_cmd_append_rpn_expression(priv,
1438                                                       &mef->mef_entry[i], &pos))
1439                         return -1;
1440
1441                 mef_entry->exprsize =
1442                         cpu_to_le16(pos - mef_entry->expr);
1443         }
1444         cmd->size = cpu_to_le16((u16) (pos - (u8 *)mef_cfg) + S_DS_GEN);
1445
1446         return 0;
1447 }
1448
1449 /* This function parse cal data from ASCII to hex */
1450 static u32 mwifiex_parse_cal_cfg(u8 *src, size_t len, u8 *dst)
1451 {
1452         u8 *s = src, *d = dst;
1453
1454         while (s - src < len) {
1455                 if (*s && (isspace(*s) || *s == '\t')) {
1456                         s++;
1457                         continue;
1458                 }
1459                 if (isxdigit(*s)) {
1460                         *d++ = simple_strtol(s, NULL, 16);
1461                         s += 2;
1462                 } else {
1463                         s++;
1464                 }
1465         }
1466
1467         return d - dst;
1468 }
1469
1470 int mwifiex_dnld_dt_cfgdata(struct mwifiex_private *priv,
1471                             struct device_node *node, const char *prefix)
1472 {
1473 #ifdef CONFIG_OF
1474         struct property *prop;
1475         size_t len = strlen(prefix);
1476         int ret;
1477
1478         /* look for all matching property names */
1479         for_each_property_of_node(node, prop) {
1480                 if (len > strlen(prop->name) ||
1481                     strncmp(prop->name, prefix, len))
1482                         continue;
1483
1484                 /* property header is 6 bytes, data must fit in cmd buffer */
1485                 if (prop && prop->value && prop->length > 6 &&
1486                     prop->length <= MWIFIEX_SIZE_OF_CMD_BUFFER - S_DS_GEN) {
1487                         ret = mwifiex_send_cmd(priv, HostCmd_CMD_CFG_DATA,
1488                                                HostCmd_ACT_GEN_SET, 0,
1489                                                prop, true);
1490                         if (ret)
1491                                 return ret;
1492                 }
1493         }
1494 #endif
1495         return 0;
1496 }
1497
1498 /* This function prepares command of set_cfg_data. */
1499 static int mwifiex_cmd_cfg_data(struct mwifiex_private *priv,
1500                                 struct host_cmd_ds_command *cmd, void *data_buf)
1501 {
1502         struct mwifiex_adapter *adapter = priv->adapter;
1503         struct property *prop = data_buf;
1504         u32 len;
1505         u8 *data = (u8 *)cmd + S_DS_GEN;
1506         int ret;
1507
1508         if (prop) {
1509                 len = prop->length;
1510                 ret = of_property_read_u8_array(adapter->dt_node, prop->name,
1511                                                 data, len);
1512                 if (ret)
1513                         return ret;
1514                 mwifiex_dbg(adapter, INFO,
1515                             "download cfg_data from device tree: %s\n",
1516                             prop->name);
1517         } else if (adapter->cal_data->data && adapter->cal_data->size > 0) {
1518                 len = mwifiex_parse_cal_cfg((u8 *)adapter->cal_data->data,
1519                                             adapter->cal_data->size, data);
1520                 mwifiex_dbg(adapter, INFO,
1521                             "download cfg_data from config file\n");
1522         } else {
1523                 return -1;
1524         }
1525
1526         cmd->command = cpu_to_le16(HostCmd_CMD_CFG_DATA);
1527         cmd->size = cpu_to_le16(S_DS_GEN + len);
1528
1529         return 0;
1530 }
1531
1532 static int
1533 mwifiex_cmd_set_mc_policy(struct mwifiex_private *priv,
1534                           struct host_cmd_ds_command *cmd,
1535                           u16 cmd_action, void *data_buf)
1536 {
1537         struct host_cmd_ds_multi_chan_policy *mc_pol = &cmd->params.mc_policy;
1538         const u16 *drcs_info = data_buf;
1539
1540         mc_pol->action = cpu_to_le16(cmd_action);
1541         mc_pol->policy = cpu_to_le16(*drcs_info);
1542         cmd->command = cpu_to_le16(HostCmd_CMD_MC_POLICY);
1543         cmd->size = cpu_to_le16(sizeof(struct host_cmd_ds_multi_chan_policy) +
1544                                 S_DS_GEN);
1545         return 0;
1546 }
1547
1548 static int mwifiex_cmd_robust_coex(struct mwifiex_private *priv,
1549                                    struct host_cmd_ds_command *cmd,
1550                                    u16 cmd_action, bool *is_timeshare)
1551 {
1552         struct host_cmd_ds_robust_coex *coex = &cmd->params.coex;
1553         struct mwifiex_ie_types_robust_coex *coex_tlv;
1554
1555         cmd->command = cpu_to_le16(HostCmd_CMD_ROBUST_COEX);
1556         cmd->size = cpu_to_le16(sizeof(*coex) + sizeof(*coex_tlv) + S_DS_GEN);
1557
1558         coex->action = cpu_to_le16(cmd_action);
1559         coex_tlv = (struct mwifiex_ie_types_robust_coex *)
1560                                 ((u8 *)coex + sizeof(*coex));
1561         coex_tlv->header.type = cpu_to_le16(TLV_TYPE_ROBUST_COEX);
1562         coex_tlv->header.len = cpu_to_le16(sizeof(coex_tlv->mode));
1563
1564         if (coex->action == HostCmd_ACT_GEN_GET)
1565                 return 0;
1566
1567         if (*is_timeshare)
1568                 coex_tlv->mode = cpu_to_le32(MWIFIEX_COEX_MODE_TIMESHARE);
1569         else
1570                 coex_tlv->mode = cpu_to_le32(MWIFIEX_COEX_MODE_SPATIAL);
1571
1572         return 0;
1573 }
1574
1575 static int mwifiex_cmd_gtk_rekey_offload(struct mwifiex_private *priv,
1576                                          struct host_cmd_ds_command *cmd,
1577                                          u16 cmd_action,
1578                                          struct cfg80211_gtk_rekey_data *data)
1579 {
1580         struct host_cmd_ds_gtk_rekey_params *rekey = &cmd->params.rekey;
1581         u64 rekey_ctr;
1582
1583         cmd->command = cpu_to_le16(HostCmd_CMD_GTK_REKEY_OFFLOAD_CFG);
1584         cmd->size = cpu_to_le16(sizeof(*rekey) + S_DS_GEN);
1585
1586         rekey->action = cpu_to_le16(cmd_action);
1587         if (cmd_action == HostCmd_ACT_GEN_SET) {
1588                 memcpy(rekey->kek, data->kek, NL80211_KEK_LEN);
1589                 memcpy(rekey->kck, data->kck, NL80211_KCK_LEN);
1590                 rekey_ctr = be64_to_cpup((__be64 *)data->replay_ctr);
1591                 rekey->replay_ctr_low = cpu_to_le32((u32)rekey_ctr);
1592                 rekey->replay_ctr_high =
1593                         cpu_to_le32((u32)((u64)rekey_ctr >> 32));
1594         }
1595
1596         return 0;
1597 }
1598
1599 static int
1600 mwifiex_cmd_coalesce_cfg(struct mwifiex_private *priv,
1601                          struct host_cmd_ds_command *cmd,
1602                          u16 cmd_action, void *data_buf)
1603 {
1604         struct host_cmd_ds_coalesce_cfg *coalesce_cfg =
1605                                                 &cmd->params.coalesce_cfg;
1606         struct mwifiex_ds_coalesce_cfg *cfg = data_buf;
1607         struct coalesce_filt_field_param *param;
1608         u16 cnt, idx, length;
1609         struct coalesce_receive_filt_rule *rule;
1610
1611         cmd->command = cpu_to_le16(HostCmd_CMD_COALESCE_CFG);
1612         cmd->size = cpu_to_le16(S_DS_GEN);
1613
1614         coalesce_cfg->action = cpu_to_le16(cmd_action);
1615         coalesce_cfg->num_of_rules = cpu_to_le16(cfg->num_of_rules);
1616         rule = coalesce_cfg->rule;
1617
1618         for (cnt = 0; cnt < cfg->num_of_rules; cnt++) {
1619                 rule->header.type = cpu_to_le16(TLV_TYPE_COALESCE_RULE);
1620                 rule->max_coalescing_delay =
1621                         cpu_to_le16(cfg->rule[cnt].max_coalescing_delay);
1622                 rule->pkt_type = cfg->rule[cnt].pkt_type;
1623                 rule->num_of_fields = cfg->rule[cnt].num_of_fields;
1624
1625                 length = 0;
1626
1627                 param = rule->params;
1628                 for (idx = 0; idx < cfg->rule[cnt].num_of_fields; idx++) {
1629                         param->operation = cfg->rule[cnt].params[idx].operation;
1630                         param->operand_len =
1631                                         cfg->rule[cnt].params[idx].operand_len;
1632                         param->offset =
1633                                 cpu_to_le16(cfg->rule[cnt].params[idx].offset);
1634                         memcpy(param->operand_byte_stream,
1635                                cfg->rule[cnt].params[idx].operand_byte_stream,
1636                                param->operand_len);
1637
1638                         length += sizeof(struct coalesce_filt_field_param);
1639
1640                         param++;
1641                 }
1642
1643                 /* Total rule length is sizeof max_coalescing_delay(u16),
1644                  * num_of_fields(u8), pkt_type(u8) and total length of the all
1645                  * params
1646                  */
1647                 rule->header.len = cpu_to_le16(length + sizeof(u16) +
1648                                                sizeof(u8) + sizeof(u8));
1649
1650                 /* Add the rule length to the command size*/
1651                 le16_add_cpu(&cmd->size, le16_to_cpu(rule->header.len) +
1652                              sizeof(struct mwifiex_ie_types_header));
1653
1654                 rule = (void *)((u8 *)rule->params + length);
1655         }
1656
1657         /* Add sizeof action, num_of_rules to total command length */
1658         le16_add_cpu(&cmd->size, sizeof(u16) + sizeof(u16));
1659
1660         return 0;
1661 }
1662
1663 static int
1664 mwifiex_cmd_tdls_config(struct mwifiex_private *priv,
1665                         struct host_cmd_ds_command *cmd,
1666                         u16 cmd_action, void *data_buf)
1667 {
1668         struct host_cmd_ds_tdls_config *tdls_config = &cmd->params.tdls_config;
1669         struct mwifiex_tdls_init_cs_params *config;
1670         struct mwifiex_tdls_config *init_config;
1671         u16 len;
1672
1673         cmd->command = cpu_to_le16(HostCmd_CMD_TDLS_CONFIG);
1674         cmd->size = cpu_to_le16(S_DS_GEN);
1675         tdls_config->tdls_action = cpu_to_le16(cmd_action);
1676         le16_add_cpu(&cmd->size, sizeof(tdls_config->tdls_action));
1677
1678         switch (cmd_action) {
1679         case ACT_TDLS_CS_ENABLE_CONFIG:
1680                 init_config = data_buf;
1681                 len = sizeof(*init_config);
1682                 memcpy(tdls_config->tdls_data, init_config, len);
1683                 break;
1684         case ACT_TDLS_CS_INIT:
1685                 config = data_buf;
1686                 len = sizeof(*config);
1687                 memcpy(tdls_config->tdls_data, config, len);
1688                 break;
1689         case ACT_TDLS_CS_STOP:
1690                 len = sizeof(struct mwifiex_tdls_stop_cs_params);
1691                 memcpy(tdls_config->tdls_data, data_buf, len);
1692                 break;
1693         case ACT_TDLS_CS_PARAMS:
1694                 len = sizeof(struct mwifiex_tdls_config_cs_params);
1695                 memcpy(tdls_config->tdls_data, data_buf, len);
1696                 break;
1697         default:
1698                 mwifiex_dbg(priv->adapter, ERROR,
1699                             "Unknown TDLS configuration\n");
1700                 return -ENOTSUPP;
1701         }
1702
1703         le16_add_cpu(&cmd->size, len);
1704         return 0;
1705 }
1706
1707 static int
1708 mwifiex_cmd_tdls_oper(struct mwifiex_private *priv,
1709                       struct host_cmd_ds_command *cmd,
1710                       void *data_buf)
1711 {
1712         struct host_cmd_ds_tdls_oper *tdls_oper = &cmd->params.tdls_oper;
1713         struct mwifiex_ds_tdls_oper *oper = data_buf;
1714         struct mwifiex_sta_node *sta_ptr;
1715         struct host_cmd_tlv_rates *tlv_rates;
1716         struct mwifiex_ie_types_htcap *ht_capab;
1717         struct mwifiex_ie_types_qos_info *wmm_qos_info;
1718         struct mwifiex_ie_types_extcap *extcap;
1719         struct mwifiex_ie_types_vhtcap *vht_capab;
1720         struct mwifiex_ie_types_aid *aid;
1721         struct mwifiex_ie_types_tdls_idle_timeout *timeout;
1722         u8 *pos, qos_info;
1723         u16 config_len = 0;
1724         struct station_parameters *params = priv->sta_params;
1725
1726         cmd->command = cpu_to_le16(HostCmd_CMD_TDLS_OPER);
1727         cmd->size = cpu_to_le16(S_DS_GEN);
1728         le16_add_cpu(&cmd->size, sizeof(struct host_cmd_ds_tdls_oper));
1729
1730         tdls_oper->reason = 0;
1731         memcpy(tdls_oper->peer_mac, oper->peer_mac, ETH_ALEN);
1732         sta_ptr = mwifiex_get_sta_entry(priv, oper->peer_mac);
1733
1734         pos = (u8 *)tdls_oper + sizeof(struct host_cmd_ds_tdls_oper);
1735
1736         switch (oper->tdls_action) {
1737         case MWIFIEX_TDLS_DISABLE_LINK:
1738                 tdls_oper->tdls_action = cpu_to_le16(ACT_TDLS_DELETE);
1739                 break;
1740         case MWIFIEX_TDLS_CREATE_LINK:
1741                 tdls_oper->tdls_action = cpu_to_le16(ACT_TDLS_CREATE);
1742                 break;
1743         case MWIFIEX_TDLS_CONFIG_LINK:
1744                 tdls_oper->tdls_action = cpu_to_le16(ACT_TDLS_CONFIG);
1745
1746                 if (!params) {
1747                         mwifiex_dbg(priv->adapter, ERROR,
1748                                     "TDLS config params not available for %pM\n",
1749                                     oper->peer_mac);
1750                         return -ENODATA;
1751                 }
1752
1753                 *(__le16 *)pos = cpu_to_le16(params->capability);
1754                 config_len += sizeof(params->capability);
1755
1756                 qos_info = params->uapsd_queues | (params->max_sp << 5);
1757                 wmm_qos_info = (struct mwifiex_ie_types_qos_info *)(pos +
1758                                                                     config_len);
1759                 wmm_qos_info->header.type = cpu_to_le16(WLAN_EID_QOS_CAPA);
1760                 wmm_qos_info->header.len = cpu_to_le16(sizeof(qos_info));
1761                 wmm_qos_info->qos_info = qos_info;
1762                 config_len += sizeof(struct mwifiex_ie_types_qos_info);
1763
1764                 if (params->ht_capa) {
1765                         ht_capab = (struct mwifiex_ie_types_htcap *)(pos +
1766                                                                     config_len);
1767                         ht_capab->header.type =
1768                                             cpu_to_le16(WLAN_EID_HT_CAPABILITY);
1769                         ht_capab->header.len =
1770                                    cpu_to_le16(sizeof(struct ieee80211_ht_cap));
1771                         memcpy(&ht_capab->ht_cap, params->ht_capa,
1772                                sizeof(struct ieee80211_ht_cap));
1773                         config_len += sizeof(struct mwifiex_ie_types_htcap);
1774                 }
1775
1776                 if (params->supported_rates && params->supported_rates_len) {
1777                         tlv_rates = (struct host_cmd_tlv_rates *)(pos +
1778                                                                   config_len);
1779                         tlv_rates->header.type =
1780                                                cpu_to_le16(WLAN_EID_SUPP_RATES);
1781                         tlv_rates->header.len =
1782                                        cpu_to_le16(params->supported_rates_len);
1783                         memcpy(tlv_rates->rates, params->supported_rates,
1784                                params->supported_rates_len);
1785                         config_len += sizeof(struct host_cmd_tlv_rates) +
1786                                       params->supported_rates_len;
1787                 }
1788
1789                 if (params->ext_capab && params->ext_capab_len) {
1790                         extcap = (struct mwifiex_ie_types_extcap *)(pos +
1791                                                                     config_len);
1792                         extcap->header.type =
1793                                            cpu_to_le16(WLAN_EID_EXT_CAPABILITY);
1794                         extcap->header.len = cpu_to_le16(params->ext_capab_len);
1795                         memcpy(extcap->ext_capab, params->ext_capab,
1796                                params->ext_capab_len);
1797                         config_len += sizeof(struct mwifiex_ie_types_extcap) +
1798                                       params->ext_capab_len;
1799                 }
1800                 if (params->vht_capa) {
1801                         vht_capab = (struct mwifiex_ie_types_vhtcap *)(pos +
1802                                                                     config_len);
1803                         vht_capab->header.type =
1804                                            cpu_to_le16(WLAN_EID_VHT_CAPABILITY);
1805                         vht_capab->header.len =
1806                                   cpu_to_le16(sizeof(struct ieee80211_vht_cap));
1807                         memcpy(&vht_capab->vht_cap, params->vht_capa,
1808                                sizeof(struct ieee80211_vht_cap));
1809                         config_len += sizeof(struct mwifiex_ie_types_vhtcap);
1810                 }
1811                 if (params->aid) {
1812                         aid = (struct mwifiex_ie_types_aid *)(pos + config_len);
1813                         aid->header.type = cpu_to_le16(WLAN_EID_AID);
1814                         aid->header.len = cpu_to_le16(sizeof(params->aid));
1815                         aid->aid = cpu_to_le16(params->aid);
1816                         config_len += sizeof(struct mwifiex_ie_types_aid);
1817                 }
1818
1819                 timeout = (void *)(pos + config_len);
1820                 timeout->header.type = cpu_to_le16(TLV_TYPE_TDLS_IDLE_TIMEOUT);
1821                 timeout->header.len = cpu_to_le16(sizeof(timeout->value));
1822                 timeout->value = cpu_to_le16(MWIFIEX_TDLS_IDLE_TIMEOUT_IN_SEC);
1823                 config_len += sizeof(struct mwifiex_ie_types_tdls_idle_timeout);
1824
1825                 break;
1826         default:
1827                 mwifiex_dbg(priv->adapter, ERROR, "Unknown TDLS operation\n");
1828                 return -ENOTSUPP;
1829         }
1830
1831         le16_add_cpu(&cmd->size, config_len);
1832
1833         return 0;
1834 }
1835
1836 /* This function prepares command of sdio rx aggr info. */
1837 static int mwifiex_cmd_sdio_rx_aggr_cfg(struct host_cmd_ds_command *cmd,
1838                                         u16 cmd_action, void *data_buf)
1839 {
1840         struct host_cmd_sdio_sp_rx_aggr_cfg *cfg =
1841                                         &cmd->params.sdio_rx_aggr_cfg;
1842
1843         cmd->command = cpu_to_le16(HostCmd_CMD_SDIO_SP_RX_AGGR_CFG);
1844         cmd->size =
1845                 cpu_to_le16(sizeof(struct host_cmd_sdio_sp_rx_aggr_cfg) +
1846                             S_DS_GEN);
1847         cfg->action = cmd_action;
1848         if (cmd_action == HostCmd_ACT_GEN_SET)
1849                 cfg->enable = *(u8 *)data_buf;
1850
1851         return 0;
1852 }
1853
1854 /* This function prepares command to get HS wakeup reason.
1855  *
1856  * Preparation includes -
1857  *      - Setting command ID, action and proper size
1858  *      - Ensuring correct endian-ness
1859  */
1860 static int mwifiex_cmd_get_wakeup_reason(struct mwifiex_private *priv,
1861                                          struct host_cmd_ds_command *cmd)
1862 {
1863         cmd->command = cpu_to_le16(HostCmd_CMD_HS_WAKEUP_REASON);
1864         cmd->size = cpu_to_le16(sizeof(struct host_cmd_ds_wakeup_reason) +
1865                                 S_DS_GEN);
1866
1867         return 0;
1868 }
1869
1870 /*
1871  * This function prepares the commands before sending them to the firmware.
1872  *
1873  * This is a generic function which calls specific command preparation
1874  * routines based upon the command number.
1875  */
1876 int mwifiex_sta_prepare_cmd(struct mwifiex_private *priv, uint16_t cmd_no,
1877                             u16 cmd_action, u32 cmd_oid,
1878                             void *data_buf, void *cmd_buf)
1879 {
1880         struct host_cmd_ds_command *cmd_ptr = cmd_buf;
1881         int ret = 0;
1882
1883         /* Prepare command */
1884         switch (cmd_no) {
1885         case HostCmd_CMD_GET_HW_SPEC:
1886                 ret = mwifiex_cmd_get_hw_spec(priv, cmd_ptr);
1887                 break;
1888         case HostCmd_CMD_CFG_DATA:
1889                 ret = mwifiex_cmd_cfg_data(priv, cmd_ptr, data_buf);
1890                 break;
1891         case HostCmd_CMD_MAC_CONTROL:
1892                 ret = mwifiex_cmd_mac_control(priv, cmd_ptr, cmd_action,
1893                                               data_buf);
1894                 break;
1895         case HostCmd_CMD_802_11_MAC_ADDRESS:
1896                 ret = mwifiex_cmd_802_11_mac_address(priv, cmd_ptr,
1897                                                      cmd_action);
1898                 break;
1899         case HostCmd_CMD_MAC_MULTICAST_ADR:
1900                 ret = mwifiex_cmd_mac_multicast_adr(cmd_ptr, cmd_action,
1901                                                     data_buf);
1902                 break;
1903         case HostCmd_CMD_TX_RATE_CFG:
1904                 ret = mwifiex_cmd_tx_rate_cfg(priv, cmd_ptr, cmd_action,
1905                                               data_buf);
1906                 break;
1907         case HostCmd_CMD_TXPWR_CFG:
1908                 ret = mwifiex_cmd_tx_power_cfg(cmd_ptr, cmd_action,
1909                                                data_buf);
1910                 break;
1911         case HostCmd_CMD_RF_TX_PWR:
1912                 ret = mwifiex_cmd_rf_tx_power(priv, cmd_ptr, cmd_action,
1913                                               data_buf);
1914                 break;
1915         case HostCmd_CMD_RF_ANTENNA:
1916                 ret = mwifiex_cmd_rf_antenna(priv, cmd_ptr, cmd_action,
1917                                              data_buf);
1918                 break;
1919         case HostCmd_CMD_802_11_PS_MODE_ENH:
1920                 ret = mwifiex_cmd_enh_power_mode(priv, cmd_ptr, cmd_action,
1921                                                  (uint16_t)cmd_oid, data_buf);
1922                 break;
1923         case HostCmd_CMD_802_11_HS_CFG_ENH:
1924                 ret = mwifiex_cmd_802_11_hs_cfg(priv, cmd_ptr, cmd_action,
1925                                 (struct mwifiex_hs_config_param *) data_buf);
1926                 break;
1927         case HostCmd_CMD_802_11_SCAN:
1928                 ret = mwifiex_cmd_802_11_scan(cmd_ptr, data_buf);
1929                 break;
1930         case HostCmd_CMD_802_11_BG_SCAN_CONFIG:
1931                 ret = mwifiex_cmd_802_11_bg_scan_config(priv, cmd_ptr,
1932                                                         data_buf);
1933                 break;
1934         case HostCmd_CMD_802_11_BG_SCAN_QUERY:
1935                 ret = mwifiex_cmd_802_11_bg_scan_query(cmd_ptr);
1936                 break;
1937         case HostCmd_CMD_802_11_ASSOCIATE:
1938                 ret = mwifiex_cmd_802_11_associate(priv, cmd_ptr, data_buf);
1939                 break;
1940         case HostCmd_CMD_802_11_DEAUTHENTICATE:
1941                 ret = mwifiex_cmd_802_11_deauthenticate(priv, cmd_ptr,
1942                                                         data_buf);
1943                 break;
1944         case HostCmd_CMD_802_11_AD_HOC_START:
1945                 ret = mwifiex_cmd_802_11_ad_hoc_start(priv, cmd_ptr,
1946                                                       data_buf);
1947                 break;
1948         case HostCmd_CMD_802_11_GET_LOG:
1949                 ret = mwifiex_cmd_802_11_get_log(cmd_ptr);
1950                 break;
1951         case HostCmd_CMD_802_11_AD_HOC_JOIN:
1952                 ret = mwifiex_cmd_802_11_ad_hoc_join(priv, cmd_ptr,
1953                                                      data_buf);
1954                 break;
1955         case HostCmd_CMD_802_11_AD_HOC_STOP:
1956                 ret = mwifiex_cmd_802_11_ad_hoc_stop(cmd_ptr);
1957                 break;
1958         case HostCmd_CMD_RSSI_INFO:
1959                 ret = mwifiex_cmd_802_11_rssi_info(priv, cmd_ptr, cmd_action);
1960                 break;
1961         case HostCmd_CMD_802_11_SNMP_MIB:
1962                 ret = mwifiex_cmd_802_11_snmp_mib(priv, cmd_ptr, cmd_action,
1963                                                   cmd_oid, data_buf);
1964                 break;
1965         case HostCmd_CMD_802_11_TX_RATE_QUERY:
1966                 cmd_ptr->command =
1967                         cpu_to_le16(HostCmd_CMD_802_11_TX_RATE_QUERY);
1968                 cmd_ptr->size =
1969                         cpu_to_le16(sizeof(struct host_cmd_ds_tx_rate_query) +
1970                                     S_DS_GEN);
1971                 priv->tx_rate = 0;
1972                 ret = 0;
1973                 break;
1974         case HostCmd_CMD_VERSION_EXT:
1975                 cmd_ptr->command = cpu_to_le16(cmd_no);
1976                 cmd_ptr->params.verext.version_str_sel =
1977                         (u8) (*((u32 *) data_buf));
1978                 memcpy(&cmd_ptr->params, data_buf,
1979                        sizeof(struct host_cmd_ds_version_ext));
1980                 cmd_ptr->size =
1981                         cpu_to_le16(sizeof(struct host_cmd_ds_version_ext) +
1982                                     S_DS_GEN);
1983                 ret = 0;
1984                 break;
1985         case HostCmd_CMD_MGMT_FRAME_REG:
1986                 cmd_ptr->command = cpu_to_le16(cmd_no);
1987                 cmd_ptr->params.reg_mask.action = cpu_to_le16(cmd_action);
1988                 cmd_ptr->params.reg_mask.mask = cpu_to_le32(*(u32 *)data_buf);
1989                 cmd_ptr->size =
1990                         cpu_to_le16(sizeof(struct host_cmd_ds_mgmt_frame_reg) +
1991                                     S_DS_GEN);
1992                 ret = 0;
1993                 break;
1994         case HostCmd_CMD_REMAIN_ON_CHAN:
1995                 cmd_ptr->command = cpu_to_le16(cmd_no);
1996                 memcpy(&cmd_ptr->params, data_buf,
1997                        sizeof(struct host_cmd_ds_remain_on_chan));
1998                 cmd_ptr->size =
1999                       cpu_to_le16(sizeof(struct host_cmd_ds_remain_on_chan) +
2000                                   S_DS_GEN);
2001                 break;
2002         case HostCmd_CMD_11AC_CFG:
2003                 ret = mwifiex_cmd_11ac_cfg(priv, cmd_ptr, cmd_action, data_buf);
2004                 break;
2005         case HostCmd_CMD_P2P_MODE_CFG:
2006                 cmd_ptr->command = cpu_to_le16(cmd_no);
2007                 cmd_ptr->params.mode_cfg.action = cpu_to_le16(cmd_action);
2008                 cmd_ptr->params.mode_cfg.mode = cpu_to_le16(*(u16 *)data_buf);
2009                 cmd_ptr->size =
2010                         cpu_to_le16(sizeof(struct host_cmd_ds_p2p_mode_cfg) +
2011                                     S_DS_GEN);
2012                 break;
2013         case HostCmd_CMD_FUNC_INIT:
2014                 if (priv->adapter->hw_status == MWIFIEX_HW_STATUS_RESET)
2015                         priv->adapter->hw_status = MWIFIEX_HW_STATUS_READY;
2016                 cmd_ptr->command = cpu_to_le16(cmd_no);
2017                 cmd_ptr->size = cpu_to_le16(S_DS_GEN);
2018                 break;
2019         case HostCmd_CMD_FUNC_SHUTDOWN:
2020                 priv->adapter->hw_status = MWIFIEX_HW_STATUS_RESET;
2021                 cmd_ptr->command = cpu_to_le16(cmd_no);
2022                 cmd_ptr->size = cpu_to_le16(S_DS_GEN);
2023                 break;
2024         case HostCmd_CMD_11N_ADDBA_REQ:
2025                 ret = mwifiex_cmd_11n_addba_req(cmd_ptr, data_buf);
2026                 break;
2027         case HostCmd_CMD_11N_DELBA:
2028                 ret = mwifiex_cmd_11n_delba(cmd_ptr, data_buf);
2029                 break;
2030         case HostCmd_CMD_11N_ADDBA_RSP:
2031                 ret = mwifiex_cmd_11n_addba_rsp_gen(priv, cmd_ptr, data_buf);
2032                 break;
2033         case HostCmd_CMD_802_11_KEY_MATERIAL:
2034                 ret = mwifiex_cmd_802_11_key_material(priv, cmd_ptr,
2035                                                       cmd_action, cmd_oid,
2036                                                       data_buf);
2037                 break;
2038         case HostCmd_CMD_802_11D_DOMAIN_INFO:
2039                 ret = mwifiex_cmd_802_11d_domain_info(priv, cmd_ptr,
2040                                                       cmd_action);
2041                 break;
2042         case HostCmd_CMD_RECONFIGURE_TX_BUFF:
2043                 ret = mwifiex_cmd_recfg_tx_buf(priv, cmd_ptr, cmd_action,
2044                                                data_buf);
2045                 break;
2046         case HostCmd_CMD_AMSDU_AGGR_CTRL:
2047                 ret = mwifiex_cmd_amsdu_aggr_ctrl(cmd_ptr, cmd_action,
2048                                                   data_buf);
2049                 break;
2050         case HostCmd_CMD_11N_CFG:
2051                 ret = mwifiex_cmd_11n_cfg(priv, cmd_ptr, cmd_action, data_buf);
2052                 break;
2053         case HostCmd_CMD_WMM_GET_STATUS:
2054                 mwifiex_dbg(priv->adapter, CMD,
2055                             "cmd: WMM: WMM_GET_STATUS cmd sent\n");
2056                 cmd_ptr->command = cpu_to_le16(HostCmd_CMD_WMM_GET_STATUS);
2057                 cmd_ptr->size =
2058                         cpu_to_le16(sizeof(struct host_cmd_ds_wmm_get_status) +
2059                                     S_DS_GEN);
2060                 ret = 0;
2061                 break;
2062         case HostCmd_CMD_802_11_IBSS_COALESCING_STATUS:
2063                 ret = mwifiex_cmd_ibss_coalescing_status(cmd_ptr, cmd_action,
2064                                                          data_buf);
2065                 break;
2066         case HostCmd_CMD_802_11_SCAN_EXT:
2067                 ret = mwifiex_cmd_802_11_scan_ext(priv, cmd_ptr, data_buf);
2068                 break;
2069         case HostCmd_CMD_MEM_ACCESS:
2070                 ret = mwifiex_cmd_mem_access(cmd_ptr, cmd_action, data_buf);
2071                 break;
2072         case HostCmd_CMD_MAC_REG_ACCESS:
2073         case HostCmd_CMD_BBP_REG_ACCESS:
2074         case HostCmd_CMD_RF_REG_ACCESS:
2075         case HostCmd_CMD_PMIC_REG_ACCESS:
2076         case HostCmd_CMD_CAU_REG_ACCESS:
2077         case HostCmd_CMD_802_11_EEPROM_ACCESS:
2078                 ret = mwifiex_cmd_reg_access(cmd_ptr, cmd_action, data_buf);
2079                 break;
2080         case HostCmd_CMD_SET_BSS_MODE:
2081                 cmd_ptr->command = cpu_to_le16(cmd_no);
2082                 if (priv->bss_mode == NL80211_IFTYPE_ADHOC)
2083                         cmd_ptr->params.bss_mode.con_type =
2084                                 CONNECTION_TYPE_ADHOC;
2085                 else if (priv->bss_mode == NL80211_IFTYPE_STATION ||
2086                          priv->bss_mode == NL80211_IFTYPE_P2P_CLIENT)
2087                         cmd_ptr->params.bss_mode.con_type =
2088                                 CONNECTION_TYPE_INFRA;
2089                 else if (priv->bss_mode == NL80211_IFTYPE_AP ||
2090                          priv->bss_mode == NL80211_IFTYPE_P2P_GO)
2091                         cmd_ptr->params.bss_mode.con_type = CONNECTION_TYPE_AP;
2092                 cmd_ptr->size = cpu_to_le16(sizeof(struct
2093                                 host_cmd_ds_set_bss_mode) + S_DS_GEN);
2094                 ret = 0;
2095                 break;
2096         case HostCmd_CMD_PCIE_DESC_DETAILS:
2097                 ret = mwifiex_cmd_pcie_host_spec(priv, cmd_ptr, cmd_action);
2098                 break;
2099         case HostCmd_CMD_802_11_SUBSCRIBE_EVENT:
2100                 ret = mwifiex_cmd_802_11_subsc_evt(priv, cmd_ptr, data_buf);
2101                 break;
2102         case HostCmd_CMD_MEF_CFG:
2103                 ret = mwifiex_cmd_mef_cfg(priv, cmd_ptr, data_buf);
2104                 break;
2105         case HostCmd_CMD_COALESCE_CFG:
2106                 ret = mwifiex_cmd_coalesce_cfg(priv, cmd_ptr, cmd_action,
2107                                                data_buf);
2108                 break;
2109         case HostCmd_CMD_TDLS_OPER:
2110                 ret = mwifiex_cmd_tdls_oper(priv, cmd_ptr, data_buf);
2111                 break;
2112         case HostCmd_CMD_TDLS_CONFIG:
2113                 ret = mwifiex_cmd_tdls_config(priv, cmd_ptr, cmd_action,
2114                                               data_buf);
2115                 break;
2116         case HostCmd_CMD_CHAN_REPORT_REQUEST:
2117                 ret = mwifiex_cmd_issue_chan_report_request(priv, cmd_ptr,
2118                                                             data_buf);
2119                 break;
2120         case HostCmd_CMD_SDIO_SP_RX_AGGR_CFG:
2121                 ret = mwifiex_cmd_sdio_rx_aggr_cfg(cmd_ptr, cmd_action,
2122                                                    data_buf);
2123                 break;
2124         case HostCmd_CMD_HS_WAKEUP_REASON:
2125                 ret = mwifiex_cmd_get_wakeup_reason(priv, cmd_ptr);
2126                 break;
2127         case HostCmd_CMD_MC_POLICY:
2128                 ret = mwifiex_cmd_set_mc_policy(priv, cmd_ptr, cmd_action,
2129                                                 data_buf);
2130                 break;
2131         case HostCmd_CMD_ROBUST_COEX:
2132                 ret = mwifiex_cmd_robust_coex(priv, cmd_ptr, cmd_action,
2133                                               data_buf);
2134                 break;
2135         case HostCmd_CMD_GTK_REKEY_OFFLOAD_CFG:
2136                 ret = mwifiex_cmd_gtk_rekey_offload(priv, cmd_ptr, cmd_action,
2137                                                     data_buf);
2138                 break;
2139         default:
2140                 mwifiex_dbg(priv->adapter, ERROR,
2141                             "PREP_CMD: unknown cmd- %#x\n", cmd_no);
2142                 ret = -1;
2143                 break;
2144         }
2145         return ret;
2146 }
2147
2148 /*
2149  * This function issues commands to initialize firmware.
2150  *
2151  * This is called after firmware download to bring the card to
2152  * working state.
2153  * Function is also called during reinitialization of virtual
2154  * interfaces.
2155  *
2156  * The following commands are issued sequentially -
2157  *      - Set PCI-Express host buffer configuration (PCIE only)
2158  *      - Function init (for first interface only)
2159  *      - Read MAC address (for first interface only)
2160  *      - Reconfigure Tx buffer size (for first interface only)
2161  *      - Enable auto deep sleep (for first interface only)
2162  *      - Get Tx rate
2163  *      - Get Tx power
2164  *      - Set IBSS coalescing status
2165  *      - Set AMSDU aggregation control
2166  *      - Set 11d control
2167  *      - Set MAC control (this must be the last command to initialize firmware)
2168  */
2169 int mwifiex_sta_init_cmd(struct mwifiex_private *priv, u8 first_sta, bool init)
2170 {
2171         struct mwifiex_adapter *adapter = priv->adapter;
2172         int ret;
2173         u16 enable = true;
2174         struct mwifiex_ds_11n_amsdu_aggr_ctrl amsdu_aggr_ctrl;
2175         struct mwifiex_ds_auto_ds auto_ds;
2176         enum state_11d_t state_11d;
2177         struct mwifiex_ds_11n_tx_cfg tx_cfg;
2178         u8 sdio_sp_rx_aggr_enable;
2179         int data;
2180
2181         if (first_sta) {
2182                 if (priv->adapter->iface_type == MWIFIEX_PCIE) {
2183                         ret = mwifiex_send_cmd(priv,
2184                                                HostCmd_CMD_PCIE_DESC_DETAILS,
2185                                                HostCmd_ACT_GEN_SET, 0, NULL,
2186                                                true);
2187                         if (ret)
2188                                 return -1;
2189                 }
2190
2191                 ret = mwifiex_send_cmd(priv, HostCmd_CMD_FUNC_INIT,
2192                                        HostCmd_ACT_GEN_SET, 0, NULL, true);
2193                 if (ret)
2194                         return -1;
2195
2196                 /* Download calibration data to firmware.
2197                  * The cal-data can be read from device tree and/or
2198                  * a configuration file and downloaded to firmware.
2199                  */
2200                 if (priv->adapter->iface_type == MWIFIEX_SDIO &&
2201                     adapter->dev->of_node) {
2202                         adapter->dt_node = adapter->dev->of_node;
2203                         if (of_property_read_u32(adapter->dt_node,
2204                                                  "marvell,wakeup-pin",
2205                                                  &data) == 0) {
2206                                 pr_debug("Wakeup pin = 0x%x\n", data);
2207                                 adapter->hs_cfg.gpio = data;
2208                         }
2209
2210                         ret = mwifiex_dnld_dt_cfgdata(priv, adapter->dt_node,
2211                                                       "marvell,caldata");
2212                         if (ret)
2213                                 return -1;
2214                 }
2215
2216                 if (adapter->cal_data) {
2217                         ret = mwifiex_send_cmd(priv, HostCmd_CMD_CFG_DATA,
2218                                                HostCmd_ACT_GEN_SET, 0, NULL,
2219                                                true);
2220                         if (ret)
2221                                 return -1;
2222                 }
2223
2224                 /* Read MAC address from HW */
2225                 ret = mwifiex_send_cmd(priv, HostCmd_CMD_GET_HW_SPEC,
2226                                        HostCmd_ACT_GEN_GET, 0, NULL, true);
2227                 if (ret)
2228                         return -1;
2229
2230                 /** Set SDIO Single Port RX Aggr Info */
2231                 if (priv->adapter->iface_type == MWIFIEX_SDIO &&
2232                     ISSUPP_SDIO_SPA_ENABLED(priv->adapter->fw_cap_info) &&
2233                     !priv->adapter->host_disable_sdio_rx_aggr) {
2234                         sdio_sp_rx_aggr_enable = true;
2235                         ret = mwifiex_send_cmd(priv,
2236                                                HostCmd_CMD_SDIO_SP_RX_AGGR_CFG,
2237                                                HostCmd_ACT_GEN_SET, 0,
2238                                                &sdio_sp_rx_aggr_enable,
2239                                                true);
2240                         if (ret) {
2241                                 mwifiex_dbg(priv->adapter, ERROR,
2242                                             "error while enabling SP aggregation..disable it");
2243                                 adapter->sdio_rx_aggr_enable = false;
2244                         }
2245                 }
2246
2247                 /* Reconfigure tx buf size */
2248                 ret = mwifiex_send_cmd(priv, HostCmd_CMD_RECONFIGURE_TX_BUFF,
2249                                        HostCmd_ACT_GEN_SET, 0,
2250                                        &priv->adapter->tx_buf_size, true);
2251                 if (ret)
2252                         return -1;
2253
2254                 if (priv->bss_type != MWIFIEX_BSS_TYPE_UAP) {
2255                         /* Enable IEEE PS by default */
2256                         priv->adapter->ps_mode = MWIFIEX_802_11_POWER_MODE_PSP;
2257                         ret = mwifiex_send_cmd(priv,
2258                                                HostCmd_CMD_802_11_PS_MODE_ENH,
2259                                                EN_AUTO_PS, BITMAP_STA_PS, NULL,
2260                                                true);
2261                         if (ret)
2262                                 return -1;
2263                 }
2264
2265                 if (drcs) {
2266                         adapter->drcs_enabled = true;
2267                         if (ISSUPP_DRCS_ENABLED(adapter->fw_cap_info))
2268                                 ret = mwifiex_send_cmd(priv,
2269                                                        HostCmd_CMD_MC_POLICY,
2270                                                        HostCmd_ACT_GEN_SET, 0,
2271                                                        &adapter->drcs_enabled,
2272                                                        true);
2273                         if (ret)
2274                                 return -1;
2275                 }
2276         }
2277
2278         /* get tx rate */
2279         ret = mwifiex_send_cmd(priv, HostCmd_CMD_TX_RATE_CFG,
2280                                HostCmd_ACT_GEN_GET, 0, NULL, true);
2281         if (ret)
2282                 return -1;
2283         priv->data_rate = 0;
2284
2285         /* get tx power */
2286         ret = mwifiex_send_cmd(priv, HostCmd_CMD_RF_TX_PWR,
2287                                HostCmd_ACT_GEN_GET, 0, NULL, true);
2288         if (ret)
2289                 return -1;
2290
2291         if (priv->bss_type == MWIFIEX_BSS_TYPE_STA) {
2292                 /* set ibss coalescing_status */
2293                 ret = mwifiex_send_cmd(
2294                                 priv,
2295                                 HostCmd_CMD_802_11_IBSS_COALESCING_STATUS,
2296                                 HostCmd_ACT_GEN_SET, 0, &enable, true);
2297                 if (ret)
2298                         return -1;
2299         }
2300
2301         memset(&amsdu_aggr_ctrl, 0, sizeof(amsdu_aggr_ctrl));
2302         amsdu_aggr_ctrl.enable = true;
2303         /* Send request to firmware */
2304         ret = mwifiex_send_cmd(priv, HostCmd_CMD_AMSDU_AGGR_CTRL,
2305                                HostCmd_ACT_GEN_SET, 0,
2306                                &amsdu_aggr_ctrl, true);
2307         if (ret)
2308                 return -1;
2309         /* MAC Control must be the last command in init_fw */
2310         /* set MAC Control */
2311         ret = mwifiex_send_cmd(priv, HostCmd_CMD_MAC_CONTROL,
2312                                HostCmd_ACT_GEN_SET, 0,
2313                                &priv->curr_pkt_filter, true);
2314         if (ret)
2315                 return -1;
2316
2317         if (!disable_auto_ds &&
2318             first_sta && priv->adapter->iface_type != MWIFIEX_USB &&
2319             priv->bss_type != MWIFIEX_BSS_TYPE_UAP) {
2320                 /* Enable auto deep sleep */
2321                 auto_ds.auto_ds = DEEP_SLEEP_ON;
2322                 auto_ds.idle_time = DEEP_SLEEP_IDLE_TIME;
2323                 ret = mwifiex_send_cmd(priv, HostCmd_CMD_802_11_PS_MODE_ENH,
2324                                        EN_AUTO_PS, BITMAP_AUTO_DS,
2325                                        &auto_ds, true);
2326                 if (ret)
2327                         return -1;
2328         }
2329
2330         if (priv->bss_type != MWIFIEX_BSS_TYPE_UAP) {
2331                 /* Send cmd to FW to enable/disable 11D function */
2332                 state_11d = ENABLE_11D;
2333                 ret = mwifiex_send_cmd(priv, HostCmd_CMD_802_11_SNMP_MIB,
2334                                        HostCmd_ACT_GEN_SET, DOT11D_I,
2335                                        &state_11d, true);
2336                 if (ret)
2337                         mwifiex_dbg(priv->adapter, ERROR,
2338                                     "11D: failed to enable 11D\n");
2339         }
2340
2341         /* Send cmd to FW to configure 11n specific configuration
2342          * (Short GI, Channel BW, Green field support etc.) for transmit
2343          */
2344         tx_cfg.tx_htcap = MWIFIEX_FW_DEF_HTTXCFG;
2345         ret = mwifiex_send_cmd(priv, HostCmd_CMD_11N_CFG,
2346                                HostCmd_ACT_GEN_SET, 0, &tx_cfg, true);
2347
2348         if (init) {
2349                 /* set last_init_cmd before sending the command */
2350                 priv->adapter->last_init_cmd = HostCmd_CMD_11N_CFG;
2351                 ret = -EINPROGRESS;
2352         }
2353
2354         return ret;
2355 }