drivers/net/wireless/mwifiex/sta_cmd.c

   1 /*
   2  * Marvell Wireless LAN device driver: station command handling
   3  *
   4  * Copyright (C) 2011, 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
  28 /*
  29  * This function prepares command to set/get RSSI information.
  30  *
  31  * Preparation includes -
  32  *      - Setting command ID, action and proper size
  33  *      - Setting data/beacon average factors
  34  *      - Resetting SNR/NF/RSSI values in private structure
  35  *      - Ensuring correct endian-ness
  36  */
  37 static int
  38 mwifiex_cmd_802_11_rssi_info(struct mwifiex_private *priv,
  39                              struct host_cmd_ds_command *cmd, u16 cmd_action)
  40 {
  41         cmd->command = cpu_to_le16(HostCmd_CMD_RSSI_INFO);
  42         cmd->size = cpu_to_le16(sizeof(struct host_cmd_ds_802_11_rssi_info) +
  43                                 S_DS_GEN);
  44         cmd->params.rssi_info.action = cpu_to_le16(cmd_action);
  45         cmd->params.rssi_info.ndata = cpu_to_le16(priv->data_avg_factor);
  46         cmd->params.rssi_info.nbcn = cpu_to_le16(priv->bcn_avg_factor);
  47
  48         /* Reset SNR/NF/RSSI values in private structure */
  49         priv->data_rssi_last = 0;
  50         priv->data_nf_last = 0;
  51         priv->data_rssi_avg = 0;
  52         priv->data_nf_avg = 0;
  53         priv->bcn_rssi_last = 0;
  54         priv->bcn_nf_last = 0;
  55         priv->bcn_rssi_avg = 0;
  56         priv->bcn_nf_avg = 0;
  57
  58         return 0;
  59 }
  60
  61 /*
  62  * This function prepares command to set MAC control.
  63  *
  64  * Preparation includes -
  65  *      - Setting command ID, action and proper size
  66  *      - Ensuring correct endian-ness
  67  */
  68 static int mwifiex_cmd_mac_control(struct mwifiex_private *priv,
  69                                    struct host_cmd_ds_command *cmd,
  70                                    u16 cmd_action, u16 *action)
  71 {
  72         struct host_cmd_ds_mac_control *mac_ctrl = &cmd->params.mac_ctrl;
  73
  74         if (cmd_action != HostCmd_ACT_GEN_SET) {
  75                 dev_err(priv->adapter->dev,
  76                         "mac_control: only support set cmd\n");
  77                 return -1;
  78         }
  79
  80         cmd->command = cpu_to_le16(HostCmd_CMD_MAC_CONTROL);
  81         cmd->size =
  82                 cpu_to_le16(sizeof(struct host_cmd_ds_mac_control) + S_DS_GEN);
  83         mac_ctrl->action = cpu_to_le16(*action);
  84
  85         return 0;
  86 }
  87
  88 /*
  89  * This function prepares command to set/get SNMP MIB.
  90  *
  91  * Preparation includes -
  92  *      - Setting command ID, action and proper size
  93  *      - Setting SNMP MIB OID number and value
  94  *        (as required)
  95  *      - Ensuring correct endian-ness
  96  *
  97  * The following SNMP MIB OIDs are supported -
  98  *      - FRAG_THRESH_I     : Fragmentation threshold
  99  *      - RTS_THRESH_I      : RTS threshold
 100  *      - SHORT_RETRY_LIM_I : Short retry limit
 101  *      - DOT11D_I          : 11d support
 102  */
 103 static int mwifiex_cmd_802_11_snmp_mib(struct mwifiex_private *priv,
 104                                        struct host_cmd_ds_command *cmd,
 105                                        u16 cmd_action, u32 cmd_oid,
 106                                        u16 *ul_temp)
 107 {
 108         struct host_cmd_ds_802_11_snmp_mib *snmp_mib = &cmd->params.smib;
 109
 110         dev_dbg(priv->adapter->dev, "cmd: SNMP_CMD: cmd_oid = 0x%x\n", cmd_oid);
 111         cmd->command = cpu_to_le16(HostCmd_CMD_802_11_SNMP_MIB);
 112         cmd->size = cpu_to_le16(sizeof(struct host_cmd_ds_802_11_snmp_mib)
 113                                 - 1 + S_DS_GEN);
 114
 115         snmp_mib->oid = cpu_to_le16((u16)cmd_oid);
 116         if (cmd_action == HostCmd_ACT_GEN_GET) {
 117                 snmp_mib->query_type = cpu_to_le16(HostCmd_ACT_GEN_GET);
 118                 snmp_mib->buf_size = cpu_to_le16(MAX_SNMP_BUF_SIZE);
 119                 le16_add_cpu(&cmd->size, MAX_SNMP_BUF_SIZE);
 120         } else if (cmd_action == HostCmd_ACT_GEN_SET) {
 121                 snmp_mib->query_type = cpu_to_le16(HostCmd_ACT_GEN_SET);
 122                 snmp_mib->buf_size = cpu_to_le16(sizeof(u16));
 123                 *((__le16 *) (snmp_mib->value)) = cpu_to_le16(*ul_temp);
 124                 le16_add_cpu(&cmd->size, sizeof(u16));
 125         }
 126
 127         dev_dbg(priv->adapter->dev,
 128                 "cmd: SNMP_CMD: Action=0x%x, OID=0x%x, OIDSize=0x%x,"
 129                 " Value=0x%x\n",
 130                 cmd_action, cmd_oid, le16_to_cpu(snmp_mib->buf_size),
 131                 le16_to_cpu(*(__le16 *) snmp_mib->value));
 132         return 0;
 133 }
 134
 135 /*
 136  * This function prepares command to get log.
 137  *
 138  * Preparation includes -
 139  *      - Setting command ID and proper size
 140  *      - Ensuring correct endian-ness
 141  */
 142 static int
 143 mwifiex_cmd_802_11_get_log(struct host_cmd_ds_command *cmd)
 144 {
 145         cmd->command = cpu_to_le16(HostCmd_CMD_802_11_GET_LOG);
 146         cmd->size = cpu_to_le16(sizeof(struct host_cmd_ds_802_11_get_log) +
 147                                 S_DS_GEN);
 148         return 0;
 149 }
 150
 151 /*
 152  * This function prepares command to set/get Tx data rate configuration.
 153  *
 154  * Preparation includes -
 155  *      - Setting command ID, action and proper size
 156  *      - Setting configuration index, rate scope and rate drop pattern
 157  *        parameters (as required)
 158  *      - Ensuring correct endian-ness
 159  */
 160 static int mwifiex_cmd_tx_rate_cfg(struct mwifiex_private *priv,
 161                                    struct host_cmd_ds_command *cmd,
 162                                    u16 cmd_action, u16 *pbitmap_rates)
 163 {
 164         struct host_cmd_ds_tx_rate_cfg *rate_cfg = &cmd->params.tx_rate_cfg;
 165         struct mwifiex_rate_scope *rate_scope;
 166         struct mwifiex_rate_drop_pattern *rate_drop;
 167         u32 i;
 168
 169         cmd->command = cpu_to_le16(HostCmd_CMD_TX_RATE_CFG);
 170
 171         rate_cfg->action = cpu_to_le16(cmd_action);
 172         rate_cfg->cfg_index = 0;
 173
 174         rate_scope = (struct mwifiex_rate_scope *) ((u8 *) rate_cfg +
 175                       sizeof(struct host_cmd_ds_tx_rate_cfg));
 176         rate_scope->type = cpu_to_le16(TLV_TYPE_RATE_SCOPE);
 177         rate_scope->length = cpu_to_le16
 178                 (sizeof(*rate_scope) - sizeof(struct mwifiex_ie_types_header));
 179         if (pbitmap_rates != NULL) {
 180                 rate_scope->hr_dsss_rate_bitmap = cpu_to_le16(pbitmap_rates[0]);
 181                 rate_scope->ofdm_rate_bitmap = cpu_to_le16(pbitmap_rates[1]);
 182                 for (i = 0;
 183                      i < sizeof(rate_scope->ht_mcs_rate_bitmap) / sizeof(u16);
 184                      i++)
 185                         rate_scope->ht_mcs_rate_bitmap[i] =
 186                                 cpu_to_le16(pbitmap_rates[2 + i]);
 187         } else {
 188                 rate_scope->hr_dsss_rate_bitmap =
 189                         cpu_to_le16(priv->bitmap_rates[0]);
 190                 rate_scope->ofdm_rate_bitmap =
 191                         cpu_to_le16(priv->bitmap_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(priv->bitmap_rates[2 + i]);
 197         }
 198
 199         rate_drop = (struct mwifiex_rate_drop_pattern *) ((u8 *) rate_scope +
 200                                              sizeof(struct mwifiex_rate_scope));
 201         rate_drop->type = cpu_to_le16(TLV_TYPE_RATE_DROP_CONTROL);
 202         rate_drop->length = cpu_to_le16(sizeof(rate_drop->rate_drop_mode));
 203         rate_drop->rate_drop_mode = 0;
 204
 205         cmd->size =
 206                 cpu_to_le16(S_DS_GEN + sizeof(struct host_cmd_ds_tx_rate_cfg) +
 207                             sizeof(struct mwifiex_rate_scope) +
 208                             sizeof(struct mwifiex_rate_drop_pattern));
 209
 210         return 0;
 211 }
 212
 213 /*
 214  * This function prepares command to set/get Tx power configuration.
 215  *
 216  * Preparation includes -
 217  *      - Setting command ID, action and proper size
 218  *      - Setting Tx power mode, power group TLV
 219  *        (as required)
 220  *      - Ensuring correct endian-ness
 221  */
 222 static int mwifiex_cmd_tx_power_cfg(struct host_cmd_ds_command *cmd,
 223                                     u16 cmd_action,
 224                                     struct host_cmd_ds_txpwr_cfg *txp)
 225 {
 226         struct mwifiex_types_power_group *pg_tlv;
 227         struct host_cmd_ds_txpwr_cfg *cmd_txp_cfg = &cmd->params.txp_cfg;
 228
 229         cmd->command = cpu_to_le16(HostCmd_CMD_TXPWR_CFG);
 230         cmd->size =
 231                 cpu_to_le16(S_DS_GEN + sizeof(struct host_cmd_ds_txpwr_cfg));
 232         switch (cmd_action) {
 233         case HostCmd_ACT_GEN_SET:
 234                 if (txp->mode) {
 235                         pg_tlv = (struct mwifiex_types_power_group
 236                                   *) ((unsigned long) txp +
 237                                      sizeof(struct host_cmd_ds_txpwr_cfg));
 238                         memmove(cmd_txp_cfg, txp,
 239                                 sizeof(struct host_cmd_ds_txpwr_cfg) +
 240                                 sizeof(struct mwifiex_types_power_group) +
 241                                 pg_tlv->length);
 242
 243                         pg_tlv = (struct mwifiex_types_power_group *) ((u8 *)
 244                                   cmd_txp_cfg +
 245                                   sizeof(struct host_cmd_ds_txpwr_cfg));
 246                         cmd->size = cpu_to_le16(le16_to_cpu(cmd->size) +
 247                                   sizeof(struct mwifiex_types_power_group) +
 248                                   pg_tlv->length);
 249                 } else {
 250                         memmove(cmd_txp_cfg, txp, sizeof(*txp));
 251                 }
 252                 cmd_txp_cfg->action = cpu_to_le16(cmd_action);
 253                 break;
 254         case HostCmd_ACT_GEN_GET:
 255                 cmd_txp_cfg->action = cpu_to_le16(cmd_action);
 256                 break;
 257         }
 258
 259         return 0;
 260 }
 261
 262 /*
 263  * This function prepares command to get RF Tx power.
 264  */
 265 static int mwifiex_cmd_rf_tx_power(struct mwifiex_private *priv,
 266                                    struct host_cmd_ds_command *cmd,
 267                                    u16 cmd_action, void *data_buf)
 268 {
 269         struct host_cmd_ds_rf_tx_pwr *txp = &cmd->params.txp;
 270
 271         cmd->size = cpu_to_le16(sizeof(struct host_cmd_ds_rf_tx_pwr)
 272                                 + S_DS_GEN);
 273         cmd->command = cpu_to_le16(HostCmd_CMD_RF_TX_PWR);
 274         txp->action = cpu_to_le16(cmd_action);
 275
 276         return 0;
 277 }
 278
 279 /*
 280  * This function prepares command to set Host Sleep configuration.
 281  *
 282  * Preparation includes -
 283  *      - Setting command ID and proper size
 284  *      - Setting Host Sleep action, conditions, ARP filters
 285  *        (as required)
 286  *      - Ensuring correct endian-ness
 287  */
 288 static int
 289 mwifiex_cmd_802_11_hs_cfg(struct mwifiex_private *priv,
 290                           struct host_cmd_ds_command *cmd,
 291                           u16 cmd_action,
 292                           struct mwifiex_hs_config_param *hscfg_param)
 293 {
 294         struct mwifiex_adapter *adapter = priv->adapter;
 295         struct host_cmd_ds_802_11_hs_cfg_enh *hs_cfg = &cmd->params.opt_hs_cfg;
 296         u16 hs_activate = false;
 297
 298         if (!hscfg_param)
 299                 /* New Activate command */
 300                 hs_activate = true;
 301         cmd->command = cpu_to_le16(HostCmd_CMD_802_11_HS_CFG_ENH);
 302
 303         if (!hs_activate &&
 304             (hscfg_param->conditions != cpu_to_le32(HOST_SLEEP_CFG_CANCEL)) &&
 305             ((adapter->arp_filter_size > 0) &&
 306              (adapter->arp_filter_size <= ARP_FILTER_MAX_BUF_SIZE))) {
 307                 dev_dbg(adapter->dev,
 308                         "cmd: Attach %d bytes ArpFilter to HSCfg cmd\n",
 309                         adapter->arp_filter_size);
 310                 memcpy(((u8 *) hs_cfg) +
 311                        sizeof(struct host_cmd_ds_802_11_hs_cfg_enh),
 312                        adapter->arp_filter, adapter->arp_filter_size);
 313                 cmd->size = cpu_to_le16
 314                                 (adapter->arp_filter_size +
 315                                  sizeof(struct host_cmd_ds_802_11_hs_cfg_enh)
 316                                 + S_DS_GEN);
 317         } else {
 318                 cmd->size = cpu_to_le16(S_DS_GEN + sizeof(struct
 319                                                 host_cmd_ds_802_11_hs_cfg_enh));
 320         }
 321         if (hs_activate) {
 322                 hs_cfg->action = cpu_to_le16(HS_ACTIVATE);
 323                 hs_cfg->params.hs_activate.resp_ctrl = RESP_NEEDED;
 324         } else {
 325                 hs_cfg->action = cpu_to_le16(HS_CONFIGURE);
 326                 hs_cfg->params.hs_config.conditions = hscfg_param->conditions;
 327                 hs_cfg->params.hs_config.gpio = hscfg_param->gpio;
 328                 hs_cfg->params.hs_config.gap = hscfg_param->gap;
 329                 dev_dbg(adapter->dev,
 330                         "cmd: HS_CFG_CMD: condition:0x%x gpio:0x%x gap:0x%x\n",
 331                        hs_cfg->params.hs_config.conditions,
 332                        hs_cfg->params.hs_config.gpio,
 333                        hs_cfg->params.hs_config.gap);
 334         }
 335
 336         return 0;
 337 }
 338
 339 /*
 340  * This function prepares command to set/get MAC address.
 341  *
 342  * Preparation includes -
 343  *      - Setting command ID, action and proper size
 344  *      - Setting MAC address (for SET only)
 345  *      - Ensuring correct endian-ness
 346  */
 347 static int mwifiex_cmd_802_11_mac_address(struct mwifiex_private *priv,
 348                                           struct host_cmd_ds_command *cmd,
 349                                           u16 cmd_action)
 350 {
 351         cmd->command = cpu_to_le16(HostCmd_CMD_802_11_MAC_ADDRESS);
 352         cmd->size = cpu_to_le16(sizeof(struct host_cmd_ds_802_11_mac_address) +
 353                                 S_DS_GEN);
 354         cmd->result = 0;
 355
 356         cmd->params.mac_addr.action = cpu_to_le16(cmd_action);
 357
 358         if (cmd_action == HostCmd_ACT_GEN_SET)
 359                 memcpy(cmd->params.mac_addr.mac_addr, priv->curr_addr,
 360                        ETH_ALEN);
 361         return 0;
 362 }
 363
 364 /*
 365  * This function prepares command to set MAC multicast address.
 366  *
 367  * Preparation includes -
 368  *      - Setting command ID, action and proper size
 369  *      - Setting MAC multicast address
 370  *      - Ensuring correct endian-ness
 371  */
 372 static int
 373 mwifiex_cmd_mac_multicast_adr(struct host_cmd_ds_command *cmd,
 374                               u16 cmd_action,
 375                               struct mwifiex_multicast_list *mcast_list)
 376 {
 377         struct host_cmd_ds_mac_multicast_adr *mcast_addr = &cmd->params.mc_addr;
 378
 379         cmd->size = cpu_to_le16(sizeof(struct host_cmd_ds_mac_multicast_adr) +
 380                                 S_DS_GEN);
 381         cmd->command = cpu_to_le16(HostCmd_CMD_MAC_MULTICAST_ADR);
 382
 383         mcast_addr->action = cpu_to_le16(cmd_action);
 384         mcast_addr->num_of_adrs =
 385                 cpu_to_le16((u16) mcast_list->num_multicast_addr);
 386         memcpy(mcast_addr->mac_list, mcast_list->mac_list,
 387                mcast_list->num_multicast_addr * ETH_ALEN);
 388
 389         return 0;
 390 }
 391
 392 /*
 393  * This function prepares command to deauthenticate.
 394  *
 395  * Preparation includes -
 396  *      - Setting command ID and proper size
 397  *      - Setting AP MAC address and reason code
 398  *      - Ensuring correct endian-ness
 399  */
 400 static int mwifiex_cmd_802_11_deauthenticate(struct mwifiex_private *priv,
 401                                              struct host_cmd_ds_command *cmd,
 402                                              u8 *mac)
 403 {
 404         struct host_cmd_ds_802_11_deauthenticate *deauth = &cmd->params.deauth;
 405
 406         cmd->command = cpu_to_le16(HostCmd_CMD_802_11_DEAUTHENTICATE);
 407         cmd->size = cpu_to_le16(sizeof(struct host_cmd_ds_802_11_deauthenticate)
 408                                 + S_DS_GEN);
 409
 410         /* Set AP MAC address */
 411         memcpy(deauth->mac_addr, mac, ETH_ALEN);
 412
 413         dev_dbg(priv->adapter->dev, "cmd: Deauth: %pM\n", deauth->mac_addr);
 414
 415         deauth->reason_code = cpu_to_le16(WLAN_REASON_DEAUTH_LEAVING);
 416
 417         return 0;
 418 }
 419
 420 /*
 421  * This function prepares command to stop Ad-Hoc network.
 422  *
 423  * Preparation includes -
 424  *      - Setting command ID and proper size
 425  *      - Ensuring correct endian-ness
 426  */
 427 static int mwifiex_cmd_802_11_ad_hoc_stop(struct host_cmd_ds_command *cmd)
 428 {
 429         cmd->command = cpu_to_le16(HostCmd_CMD_802_11_AD_HOC_STOP);
 430         cmd->size = cpu_to_le16(S_DS_GEN);
 431         return 0;
 432 }
 433
 434 /*
 435  * This function sets WEP key(s) to key parameter TLV(s).
 436  *
 437  * Multi-key parameter TLVs are supported, so we can send multiple
 438  * WEP keys in a single buffer.
 439  */
 440 static int
 441 mwifiex_set_keyparamset_wep(struct mwifiex_private *priv,
 442                             struct mwifiex_ie_type_key_param_set *key_param_set,
 443                             u16 *key_param_len)
 444 {
 445         int cur_key_param_len;
 446         u8 i;
 447
 448         /* Multi-key_param_set TLV is supported */
 449         for (i = 0; i < NUM_WEP_KEYS; i++) {
 450                 if ((priv->wep_key[i].key_length == WLAN_KEY_LEN_WEP40) ||
 451                     (priv->wep_key[i].key_length == WLAN_KEY_LEN_WEP104)) {
 452                         key_param_set->type =
 453                                 cpu_to_le16(TLV_TYPE_KEY_MATERIAL);
 454 /* Key_param_set WEP fixed length */
 455 #define KEYPARAMSET_WEP_FIXED_LEN 8
 456                         key_param_set->length = cpu_to_le16((u16)
 457                                         (priv->wep_key[i].
 458                                          key_length +
 459                                          KEYPARAMSET_WEP_FIXED_LEN));
 460                         key_param_set->key_type_id =
 461                                 cpu_to_le16(KEY_TYPE_ID_WEP);
 462                         key_param_set->key_info =
 463                                 cpu_to_le16(KEY_ENABLED | KEY_UNICAST |
 464                                             KEY_MCAST);
 465                         key_param_set->key_len =
 466                                 cpu_to_le16(priv->wep_key[i].key_length);
 467                         /* Set WEP key index */
 468                         key_param_set->key[0] = i;
 469                         /* Set default Tx key flag */
 470                         if (i ==
 471                             (priv->
 472                              wep_key_curr_index & HostCmd_WEP_KEY_INDEX_MASK))
 473                                 key_param_set->key[1] = 1;
 474                         else
 475                                 key_param_set->key[1] = 0;
 476                         memmove(&key_param_set->key[2],
 477                                 priv->wep_key[i].key_material,
 478                                 priv->wep_key[i].key_length);
 479
 480                         cur_key_param_len = priv->wep_key[i].key_length +
 481                                 KEYPARAMSET_WEP_FIXED_LEN +
 482                                 sizeof(struct mwifiex_ie_types_header);
 483                         *key_param_len += (u16) cur_key_param_len;
 484                         key_param_set =
 485                                 (struct mwifiex_ie_type_key_param_set *)
 486                                                 ((u8 *)key_param_set +
 487                                                  cur_key_param_len);
 488                 } else if (!priv->wep_key[i].key_length) {
 489                         continue;
 490                 } else {
 491                         dev_err(priv->adapter->dev,
 492                                 "key%d Length = %d is incorrect\n",
 493                                (i + 1), priv->wep_key[i].key_length);
 494                         return -1;
 495                 }
 496         }
 497
 498         return 0;
 499 }
 500
 501 /*
 502  * This function prepares command to set/get/reset network key(s).
 503  *
 504  * Preparation includes -
 505  *      - Setting command ID, action and proper size
 506  *      - Setting WEP keys, WAPI keys or WPA keys along with required
 507  *        encryption (TKIP, AES) (as required)
 508  *      - Ensuring correct endian-ness
 509  */
 510 static int
 511 mwifiex_cmd_802_11_key_material(struct mwifiex_private *priv,
 512                                 struct host_cmd_ds_command *cmd,
 513                                 u16 cmd_action, u32 cmd_oid,
 514                                 struct mwifiex_ds_encrypt_key *enc_key)
 515 {
 516         struct host_cmd_ds_802_11_key_material *key_material =
 517                 &cmd->params.key_material;
 518         struct host_cmd_tlv_mac_addr *tlv_mac;
 519         u16 key_param_len = 0, cmd_size;
 520         int ret = 0;
 521         const u8 bc_mac[] = { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff };
 522
 523         cmd->command = cpu_to_le16(HostCmd_CMD_802_11_KEY_MATERIAL);
 524         key_material->action = cpu_to_le16(cmd_action);
 525
 526         if (cmd_action == HostCmd_ACT_GEN_GET) {
 527                 cmd->size =
 528                         cpu_to_le16(sizeof(key_material->action) + S_DS_GEN);
 529                 return ret;
 530         }
 531
 532         if (!enc_key) {
 533                 memset(&key_material->key_param_set, 0,
 534                        (NUM_WEP_KEYS *
 535                         sizeof(struct mwifiex_ie_type_key_param_set)));
 536                 ret = mwifiex_set_keyparamset_wep(priv,
 537                                                   &key_material->key_param_set,
 538                                                   &key_param_len);
 539                 cmd->size = cpu_to_le16(key_param_len +
 540                                     sizeof(key_material->action) + S_DS_GEN);
 541                 return ret;
 542         } else
 543                 memset(&key_material->key_param_set, 0,
 544                        sizeof(struct mwifiex_ie_type_key_param_set));
 545         if (enc_key->is_wapi_key) {
 546                 dev_dbg(priv->adapter->dev, "info: Set WAPI Key\n");
 547                 key_material->key_param_set.key_type_id =
 548                                                 cpu_to_le16(KEY_TYPE_ID_WAPI);
 549                 if (cmd_oid == KEY_INFO_ENABLED)
 550                         key_material->key_param_set.key_info =
 551                                                 cpu_to_le16(KEY_ENABLED);
 552                 else
 553                         key_material->key_param_set.key_info =
 554                                                 cpu_to_le16(!KEY_ENABLED);
 555
 556                 key_material->key_param_set.key[0] = enc_key->key_index;
 557                 if (!priv->sec_info.wapi_key_on)
 558                         key_material->key_param_set.key[1] = 1;
 559                 else
 560                         /* set 0 when re-key */
 561                         key_material->key_param_set.key[1] = 0;
 562
 563                 if (0 != memcmp(enc_key->mac_addr, bc_mac, sizeof(bc_mac))) {
 564                         /* WAPI pairwise key: unicast */
 565                         key_material->key_param_set.key_info |=
 566                                 cpu_to_le16(KEY_UNICAST);
 567                 } else {        /* WAPI group key: multicast */
 568                         key_material->key_param_set.key_info |=
 569                                 cpu_to_le16(KEY_MCAST);
 570                         priv->sec_info.wapi_key_on = true;
 571                 }
 572
 573                 key_material->key_param_set.type =
 574                                         cpu_to_le16(TLV_TYPE_KEY_MATERIAL);
 575                 key_material->key_param_set.key_len =
 576                                                 cpu_to_le16(WAPI_KEY_LEN);
 577                 memcpy(&key_material->key_param_set.key[2],
 578                        enc_key->key_material, enc_key->key_len);
 579                 memcpy(&key_material->key_param_set.key[2 + enc_key->key_len],
 580                        enc_key->wapi_rxpn, WAPI_RXPN_LEN);
 581                 key_material->key_param_set.length =
 582                         cpu_to_le16(WAPI_KEY_LEN + KEYPARAMSET_FIXED_LEN);
 583
 584                 key_param_len = (WAPI_KEY_LEN + KEYPARAMSET_FIXED_LEN) +
 585                                  sizeof(struct mwifiex_ie_types_header);
 586                 cmd->size = cpu_to_le16(sizeof(key_material->action)
 587                                         + S_DS_GEN +  key_param_len);
 588                 return ret;
 589         }
 590         if (enc_key->key_len == WLAN_KEY_LEN_CCMP) {
 591                 dev_dbg(priv->adapter->dev, "cmd: WPA_AES\n");
 592                 key_material->key_param_set.key_type_id =
 593                                                 cpu_to_le16(KEY_TYPE_ID_AES);
 594                 if (cmd_oid == KEY_INFO_ENABLED)
 595                         key_material->key_param_set.key_info =
 596                                                 cpu_to_le16(KEY_ENABLED);
 597                 else
 598                         key_material->key_param_set.key_info =
 599                                                 cpu_to_le16(!KEY_ENABLED);
 600
 601                 if (enc_key->key_index & MWIFIEX_KEY_INDEX_UNICAST)
 602                                 /* AES pairwise key: unicast */
 603                         key_material->key_param_set.key_info |=
 604                                                 cpu_to_le16(KEY_UNICAST);
 605                 else            /* AES group key: multicast */
 606                         key_material->key_param_set.key_info |=
 607                                                         cpu_to_le16(KEY_MCAST);
 608         } else if (enc_key->key_len == WLAN_KEY_LEN_TKIP) {
 609                 dev_dbg(priv->adapter->dev, "cmd: WPA_TKIP\n");
 610                 key_material->key_param_set.key_type_id =
 611                                                 cpu_to_le16(KEY_TYPE_ID_TKIP);
 612                 key_material->key_param_set.key_info =
 613                                                 cpu_to_le16(KEY_ENABLED);
 614
 615                 if (enc_key->key_index & MWIFIEX_KEY_INDEX_UNICAST)
 616                                 /* TKIP pairwise key: unicast */
 617                         key_material->key_param_set.key_info |=
 618                                                 cpu_to_le16(KEY_UNICAST);
 619                 else            /* TKIP group key: multicast */
 620                         key_material->key_param_set.key_info |=
 621                                                         cpu_to_le16(KEY_MCAST);
 622         }
 623
 624         if (key_material->key_param_set.key_type_id) {
 625                 key_material->key_param_set.type =
 626                                         cpu_to_le16(TLV_TYPE_KEY_MATERIAL);
 627                 key_material->key_param_set.key_len =
 628                                         cpu_to_le16((u16) enc_key->key_len);
 629                 memcpy(key_material->key_param_set.key, enc_key->key_material,
 630                        enc_key->key_len);
 631                 key_material->key_param_set.length =
 632                         cpu_to_le16((u16) enc_key->key_len +
 633                                     KEYPARAMSET_FIXED_LEN);
 634
 635                 key_param_len = (u16)(enc_key->key_len + KEYPARAMSET_FIXED_LEN)
 636                                 + sizeof(struct mwifiex_ie_types_header);
 637
 638                 cmd->size = cpu_to_le16(sizeof(key_material->action) + S_DS_GEN
 639                                         + key_param_len);
 640
 641                 if (priv->bss_type == MWIFIEX_BSS_TYPE_UAP) {
 642                         tlv_mac = (void *)((u8 *)&key_material->key_param_set +
 643                                            key_param_len);
 644                         tlv_mac->tlv.type = cpu_to_le16(TLV_TYPE_STA_MAC_ADDR);
 645                         tlv_mac->tlv.len = cpu_to_le16(ETH_ALEN);
 646                         memcpy(tlv_mac->mac_addr, enc_key->mac_addr, ETH_ALEN);
 647                         cmd_size = key_param_len + S_DS_GEN +
 648                                    sizeof(key_material->action) +
 649                                    sizeof(struct host_cmd_tlv_mac_addr);
 650                 } else {
 651                         cmd_size = key_param_len + S_DS_GEN +
 652                                    sizeof(key_material->action);
 653                 }
 654                 cmd->size = cpu_to_le16(cmd_size);
 655         }
 656
 657         return ret;
 658 }
 659
 660 /*
 661  * This function prepares command to set/get 11d domain information.
 662  *
 663  * Preparation includes -
 664  *      - Setting command ID, action and proper size
 665  *      - Setting domain information fields (for SET only)
 666  *      - Ensuring correct endian-ness
 667  */
 668 static int mwifiex_cmd_802_11d_domain_info(struct mwifiex_private *priv,
 669                                            struct host_cmd_ds_command *cmd,
 670                                            u16 cmd_action)
 671 {
 672         struct mwifiex_adapter *adapter = priv->adapter;
 673         struct host_cmd_ds_802_11d_domain_info *domain_info =
 674                 &cmd->params.domain_info;
 675         struct mwifiex_ietypes_domain_param_set *domain =
 676                 &domain_info->domain;
 677         u8 no_of_triplet = adapter->domain_reg.no_of_triplet;
 678
 679         dev_dbg(adapter->dev, "info: 11D: no_of_triplet=0x%x\n", no_of_triplet);
 680
 681         cmd->command = cpu_to_le16(HostCmd_CMD_802_11D_DOMAIN_INFO);
 682         domain_info->action = cpu_to_le16(cmd_action);
 683         if (cmd_action == HostCmd_ACT_GEN_GET) {
 684                 cmd->size = cpu_to_le16(sizeof(domain_info->action) + S_DS_GEN);
 685                 return 0;
 686         }
 687
 688         /* Set domain info fields */
 689         domain->header.type = cpu_to_le16(WLAN_EID_COUNTRY);
 690         memcpy(domain->country_code, adapter->domain_reg.country_code,
 691                sizeof(domain->country_code));
 692
 693         domain->header.len =
 694                 cpu_to_le16((no_of_triplet *
 695                              sizeof(struct ieee80211_country_ie_triplet))
 696                             + sizeof(domain->country_code));
 697
 698         if (no_of_triplet) {
 699                 memcpy(domain->triplet, adapter->domain_reg.triplet,
 700                        no_of_triplet * sizeof(struct
 701                                               ieee80211_country_ie_triplet));
 702
 703                 cmd->size = cpu_to_le16(sizeof(domain_info->action) +
 704                                         le16_to_cpu(domain->header.len) +
 705                                         sizeof(struct mwifiex_ie_types_header)
 706                                         + S_DS_GEN);
 707         } else {
 708                 cmd->size = cpu_to_le16(sizeof(domain_info->action) + S_DS_GEN);
 709         }
 710
 711         return 0;
 712 }
 713
 714 /*
 715  * This function prepares command to set/get RF channel.
 716  *
 717  * Preparation includes -
 718  *      - Setting command ID, action and proper size
 719  *      - Setting RF type and current RF channel (for SET only)
 720  *      - Ensuring correct endian-ness
 721  */
 722 static int mwifiex_cmd_802_11_rf_channel(struct mwifiex_private *priv,
 723                                          struct host_cmd_ds_command *cmd,
 724                                          u16 cmd_action, u16 *channel)
 725 {
 726         struct host_cmd_ds_802_11_rf_channel *rf_chan =
 727                 &cmd->params.rf_channel;
 728         uint16_t rf_type = le16_to_cpu(rf_chan->rf_type);
 729
 730         cmd->command = cpu_to_le16(HostCmd_CMD_802_11_RF_CHANNEL);
 731         cmd->size = cpu_to_le16(sizeof(struct host_cmd_ds_802_11_rf_channel)
 732                                 + S_DS_GEN);
 733
 734         if (cmd_action == HostCmd_ACT_GEN_SET) {
 735                 if ((priv->adapter->adhoc_start_band & BAND_A) ||
 736                     (priv->adapter->adhoc_start_band & BAND_AN))
 737                         rf_chan->rf_type =
 738                                 cpu_to_le16(HostCmd_SCAN_RADIO_TYPE_A);
 739
 740                 rf_type = le16_to_cpu(rf_chan->rf_type);
 741                 SET_SECONDARYCHAN(rf_type, priv->adapter->sec_chan_offset);
 742                 rf_chan->current_channel = cpu_to_le16(*channel);
 743         }
 744         rf_chan->action = cpu_to_le16(cmd_action);
 745         return 0;
 746 }
 747
 748 /*
 749  * This function prepares command to set/get IBSS coalescing status.
 750  *
 751  * Preparation includes -
 752  *      - Setting command ID, action and proper size
 753  *      - Setting status to enable or disable (for SET only)
 754  *      - Ensuring correct endian-ness
 755  */
 756 static int mwifiex_cmd_ibss_coalescing_status(struct host_cmd_ds_command *cmd,
 757                                               u16 cmd_action, u16 *enable)
 758 {
 759         struct host_cmd_ds_802_11_ibss_status *ibss_coal =
 760                 &(cmd->params.ibss_coalescing);
 761
 762         cmd->command = cpu_to_le16(HostCmd_CMD_802_11_IBSS_COALESCING_STATUS);
 763         cmd->size = cpu_to_le16(sizeof(struct host_cmd_ds_802_11_ibss_status) +
 764                                 S_DS_GEN);
 765         cmd->result = 0;
 766         ibss_coal->action = cpu_to_le16(cmd_action);
 767
 768         switch (cmd_action) {
 769         case HostCmd_ACT_GEN_SET:
 770                 if (enable)
 771                         ibss_coal->enable = cpu_to_le16(*enable);
 772                 else
 773                         ibss_coal->enable = 0;
 774                 break;
 775
 776                 /* In other case.. Nothing to do */
 777         case HostCmd_ACT_GEN_GET:
 778         default:
 779                 break;
 780         }
 781
 782         return 0;
 783 }
 784
 785 /*
 786  * This function prepares command to set/get register value.
 787  *
 788  * Preparation includes -
 789  *      - Setting command ID, action and proper size
 790  *      - Setting register offset (for both GET and SET) and
 791  *        register value (for SET only)
 792  *      - Ensuring correct endian-ness
 793  *
 794  * The following type of registers can be accessed with this function -
 795  *      - MAC register
 796  *      - BBP register
 797  *      - RF register
 798  *      - PMIC register
 799  *      - CAU register
 800  *      - EEPROM
 801  */
 802 static int mwifiex_cmd_reg_access(struct host_cmd_ds_command *cmd,
 803                                   u16 cmd_action, void *data_buf)
 804 {
 805         struct mwifiex_ds_reg_rw *reg_rw = data_buf;
 806
 807         switch (le16_to_cpu(cmd->command)) {
 808         case HostCmd_CMD_MAC_REG_ACCESS:
 809         {
 810                 struct host_cmd_ds_mac_reg_access *mac_reg;
 811
 812                 cmd->size = cpu_to_le16(sizeof(*mac_reg) + S_DS_GEN);
 813                 mac_reg = (struct host_cmd_ds_mac_reg_access *) &cmd->
 814                                                                 params.mac_reg;
 815                 mac_reg->action = cpu_to_le16(cmd_action);
 816                 mac_reg->offset =
 817                         cpu_to_le16((u16) le32_to_cpu(reg_rw->offset));
 818                 mac_reg->value = reg_rw->value;
 819                 break;
 820         }
 821         case HostCmd_CMD_BBP_REG_ACCESS:
 822         {
 823                 struct host_cmd_ds_bbp_reg_access *bbp_reg;
 824
 825                 cmd->size = cpu_to_le16(sizeof(*bbp_reg) + S_DS_GEN);
 826                 bbp_reg = (struct host_cmd_ds_bbp_reg_access *)
 827                                                         &cmd->params.bbp_reg;
 828                 bbp_reg->action = cpu_to_le16(cmd_action);
 829                 bbp_reg->offset =
 830                         cpu_to_le16((u16) le32_to_cpu(reg_rw->offset));
 831                 bbp_reg->value = (u8) le32_to_cpu(reg_rw->value);
 832                 break;
 833         }
 834         case HostCmd_CMD_RF_REG_ACCESS:
 835         {
 836                 struct host_cmd_ds_rf_reg_access *rf_reg;
 837
 838                 cmd->size = cpu_to_le16(sizeof(*rf_reg) + S_DS_GEN);
 839                 rf_reg = (struct host_cmd_ds_rf_reg_access *)
 840                                                         &cmd->params.rf_reg;
 841                 rf_reg->action = cpu_to_le16(cmd_action);
 842                 rf_reg->offset = cpu_to_le16((u16) le32_to_cpu(reg_rw->offset));
 843                 rf_reg->value = (u8) le32_to_cpu(reg_rw->value);
 844                 break;
 845         }
 846         case HostCmd_CMD_PMIC_REG_ACCESS:
 847         {
 848                 struct host_cmd_ds_pmic_reg_access *pmic_reg;
 849
 850                 cmd->size = cpu_to_le16(sizeof(*pmic_reg) + S_DS_GEN);
 851                 pmic_reg = (struct host_cmd_ds_pmic_reg_access *) &cmd->
 852                                 params.pmic_reg;
 853                 pmic_reg->action = cpu_to_le16(cmd_action);
 854                 pmic_reg->offset =
 855                                 cpu_to_le16((u16) le32_to_cpu(reg_rw->offset));
 856                 pmic_reg->value = (u8) le32_to_cpu(reg_rw->value);
 857                 break;
 858         }
 859         case HostCmd_CMD_CAU_REG_ACCESS:
 860         {
 861                 struct host_cmd_ds_rf_reg_access *cau_reg;
 862
 863                 cmd->size = cpu_to_le16(sizeof(*cau_reg) + S_DS_GEN);
 864                 cau_reg = (struct host_cmd_ds_rf_reg_access *)
 865                                                         &cmd->params.rf_reg;
 866                 cau_reg->action = cpu_to_le16(cmd_action);
 867                 cau_reg->offset =
 868                                 cpu_to_le16((u16) le32_to_cpu(reg_rw->offset));
 869                 cau_reg->value = (u8) le32_to_cpu(reg_rw->value);
 870                 break;
 871         }
 872         case HostCmd_CMD_802_11_EEPROM_ACCESS:
 873         {
 874                 struct mwifiex_ds_read_eeprom *rd_eeprom = data_buf;
 875                 struct host_cmd_ds_802_11_eeprom_access *cmd_eeprom =
 876                         (struct host_cmd_ds_802_11_eeprom_access *)
 877                         &cmd->params.eeprom;
 878
 879                 cmd->size = cpu_to_le16(sizeof(*cmd_eeprom) + S_DS_GEN);
 880                 cmd_eeprom->action = cpu_to_le16(cmd_action);
 881                 cmd_eeprom->offset = rd_eeprom->offset;
 882                 cmd_eeprom->byte_count = rd_eeprom->byte_count;
 883                 cmd_eeprom->value = 0;
 884                 break;
 885         }
 886         default:
 887                 return -1;
 888         }
 889
 890         return 0;
 891 }
 892
 893 /*
 894  * This function prepares command to set PCI-Express
 895  * host buffer configuration
 896  *
 897  * Preparation includes -
 898  *      - Setting command ID, action and proper size
 899  *      - Setting host buffer configuration
 900  *      - Ensuring correct endian-ness
 901  */
 902 static int
 903 mwifiex_cmd_pcie_host_spec(struct mwifiex_private *priv,
 904                            struct host_cmd_ds_command *cmd, u16 action)
 905 {
 906         struct host_cmd_ds_pcie_details *host_spec =
 907                                         &cmd->params.pcie_host_spec;
 908         struct pcie_service_card *card = priv->adapter->card;
 909         phys_addr_t *buf_pa;
 910
 911         cmd->command = cpu_to_le16(HostCmd_CMD_PCIE_DESC_DETAILS);
 912         cmd->size = cpu_to_le16(sizeof(struct
 913                                         host_cmd_ds_pcie_details) + S_DS_GEN);
 914         cmd->result = 0;
 915
 916         memset(host_spec, 0, sizeof(struct host_cmd_ds_pcie_details));
 917
 918         if (action != HostCmd_ACT_GEN_SET)
 919                 return 0;
 920
 921         /* Send the ring base addresses and count to firmware */
 922         host_spec->txbd_addr_lo = (u32)(card->txbd_ring_pbase);
 923         host_spec->txbd_addr_hi = (u32)(((u64)card->txbd_ring_pbase)>>32);
 924         host_spec->txbd_count = MWIFIEX_MAX_TXRX_BD;
 925         host_spec->rxbd_addr_lo = (u32)(card->rxbd_ring_pbase);
 926         host_spec->rxbd_addr_hi = (u32)(((u64)card->rxbd_ring_pbase)>>32);
 927         host_spec->rxbd_count = MWIFIEX_MAX_TXRX_BD;
 928         host_spec->evtbd_addr_lo = (u32)(card->evtbd_ring_pbase);
 929         host_spec->evtbd_addr_hi = (u32)(((u64)card->evtbd_ring_pbase)>>32);
 930         host_spec->evtbd_count = MWIFIEX_MAX_EVT_BD;
 931         if (card->sleep_cookie) {
 932                 buf_pa = MWIFIEX_SKB_PACB(card->sleep_cookie);
 933                 host_spec->sleep_cookie_addr_lo = (u32) *buf_pa;
 934                 host_spec->sleep_cookie_addr_hi = (u32) (((u64)*buf_pa) >> 32);
 935                 dev_dbg(priv->adapter->dev, "sleep_cook_lo phy addr: 0x%x\n",
 936                         host_spec->sleep_cookie_addr_lo);
 937         }
 938
 939         return 0;
 940 }
 941
 942 /*
 943  * This function prepares command for event subscription, configuration
 944  * and query. Events can be subscribed or unsubscribed. Current subscribed
 945  * events can be queried. Also, current subscribed events are reported in
 946  * every FW response.
 947  */
 948 static int
 949 mwifiex_cmd_802_11_subsc_evt(struct mwifiex_private *priv,
 950                              struct host_cmd_ds_command *cmd,
 951                              struct mwifiex_ds_misc_subsc_evt *subsc_evt_cfg)
 952 {
 953         struct host_cmd_ds_802_11_subsc_evt *subsc_evt = &cmd->params.subsc_evt;
 954         struct mwifiex_ie_types_rssi_threshold *rssi_tlv;
 955         u16 event_bitmap;
 956         u8 *pos;
 957
 958         cmd->command = cpu_to_le16(HostCmd_CMD_802_11_SUBSCRIBE_EVENT);
 959         cmd->size = cpu_to_le16(sizeof(struct host_cmd_ds_802_11_subsc_evt) +
 960                                 S_DS_GEN);
 961
 962         subsc_evt->action = cpu_to_le16(subsc_evt_cfg->action);
 963         dev_dbg(priv->adapter->dev, "cmd: action: %d\n", subsc_evt_cfg->action);
 964
 965         /*For query requests, no configuration TLV structures are to be added.*/
 966         if (subsc_evt_cfg->action == HostCmd_ACT_GEN_GET)
 967                 return 0;
 968
 969         subsc_evt->events = cpu_to_le16(subsc_evt_cfg->events);
 970
 971         event_bitmap = subsc_evt_cfg->events;
 972         dev_dbg(priv->adapter->dev, "cmd: event bitmap : %16x\n",
 973                 event_bitmap);
 974
 975         if (((subsc_evt_cfg->action == HostCmd_ACT_BITWISE_CLR) ||
 976              (subsc_evt_cfg->action == HostCmd_ACT_BITWISE_SET)) &&
 977             (event_bitmap == 0)) {
 978                 dev_dbg(priv->adapter->dev, "Error: No event specified "
 979                         "for bitwise action type\n");
 980                 return -EINVAL;
 981         }
 982
 983         /*
 984          * Append TLV structures for each of the specified events for
 985          * subscribing or re-configuring. This is not required for
 986          * bitwise unsubscribing request.
 987          */
 988         if (subsc_evt_cfg->action == HostCmd_ACT_BITWISE_CLR)
 989                 return 0;
 990
 991         pos = ((u8 *)subsc_evt) +
 992                         sizeof(struct host_cmd_ds_802_11_subsc_evt);
 993
 994         if (event_bitmap & BITMASK_BCN_RSSI_LOW) {
 995                 rssi_tlv = (struct mwifiex_ie_types_rssi_threshold *) pos;
 996
 997                 rssi_tlv->header.type = cpu_to_le16(TLV_TYPE_RSSI_LOW);
 998                 rssi_tlv->header.len =
 999                     cpu_to_le16(sizeof(struct mwifiex_ie_types_rssi_threshold) -
1000                                 sizeof(struct mwifiex_ie_types_header));
1001                 rssi_tlv->abs_value = subsc_evt_cfg->bcn_l_rssi_cfg.abs_value;
1002                 rssi_tlv->evt_freq = subsc_evt_cfg->bcn_l_rssi_cfg.evt_freq;
1003
1004                 dev_dbg(priv->adapter->dev, "Cfg Beacon Low Rssi event, "
1005                         "RSSI:-%d dBm, Freq:%d\n",
1006                         subsc_evt_cfg->bcn_l_rssi_cfg.abs_value,
1007                         subsc_evt_cfg->bcn_l_rssi_cfg.evt_freq);
1008
1009                 pos += sizeof(struct mwifiex_ie_types_rssi_threshold);
1010                 le16_add_cpu(&cmd->size,
1011                              sizeof(struct mwifiex_ie_types_rssi_threshold));
1012         }
1013
1014         if (event_bitmap & BITMASK_BCN_RSSI_HIGH) {
1015                 rssi_tlv = (struct mwifiex_ie_types_rssi_threshold *) pos;
1016
1017                 rssi_tlv->header.type = cpu_to_le16(TLV_TYPE_RSSI_HIGH);
1018                 rssi_tlv->header.len =
1019                     cpu_to_le16(sizeof(struct mwifiex_ie_types_rssi_threshold) -
1020                                 sizeof(struct mwifiex_ie_types_header));
1021                 rssi_tlv->abs_value = subsc_evt_cfg->bcn_h_rssi_cfg.abs_value;
1022                 rssi_tlv->evt_freq = subsc_evt_cfg->bcn_h_rssi_cfg.evt_freq;
1023
1024                 dev_dbg(priv->adapter->dev, "Cfg Beacon High Rssi event, "
1025                         "RSSI:-%d dBm, Freq:%d\n",
1026                         subsc_evt_cfg->bcn_h_rssi_cfg.abs_value,
1027                         subsc_evt_cfg->bcn_h_rssi_cfg.evt_freq);
1028
1029                 pos += sizeof(struct mwifiex_ie_types_rssi_threshold);
1030                 le16_add_cpu(&cmd->size,
1031                              sizeof(struct mwifiex_ie_types_rssi_threshold));
1032         }
1033
1034         return 0;
1035 }
1036
1037 /*
1038  * This function prepares the commands before sending them to the firmware.
1039  *
1040  * This is a generic function which calls specific command preparation
1041  * routines based upon the command number.
1042  */
1043 int mwifiex_sta_prepare_cmd(struct mwifiex_private *priv, uint16_t cmd_no,
1044                             u16 cmd_action, u32 cmd_oid,
1045                             void *data_buf, void *cmd_buf)
1046 {
1047         struct host_cmd_ds_command *cmd_ptr = cmd_buf;
1048         int ret = 0;
1049
1050         /* Prepare command */
1051         switch (cmd_no) {
1052         case HostCmd_CMD_GET_HW_SPEC:
1053                 ret = mwifiex_cmd_get_hw_spec(priv, cmd_ptr);
1054                 break;
1055         case HostCmd_CMD_MAC_CONTROL:
1056                 ret = mwifiex_cmd_mac_control(priv, cmd_ptr, cmd_action,
1057                                               data_buf);
1058                 break;
1059         case HostCmd_CMD_802_11_MAC_ADDRESS:
1060                 ret = mwifiex_cmd_802_11_mac_address(priv, cmd_ptr,
1061                                                      cmd_action);
1062                 break;
1063         case HostCmd_CMD_MAC_MULTICAST_ADR:
1064                 ret = mwifiex_cmd_mac_multicast_adr(cmd_ptr, cmd_action,
1065                                                     data_buf);
1066                 break;
1067         case HostCmd_CMD_TX_RATE_CFG:
1068                 ret = mwifiex_cmd_tx_rate_cfg(priv, cmd_ptr, cmd_action,
1069                                               data_buf);
1070                 break;
1071         case HostCmd_CMD_TXPWR_CFG:
1072                 ret = mwifiex_cmd_tx_power_cfg(cmd_ptr, cmd_action,
1073                                                data_buf);
1074                 break;
1075         case HostCmd_CMD_RF_TX_PWR:
1076                 ret = mwifiex_cmd_rf_tx_power(priv, cmd_ptr, cmd_action,
1077                                               data_buf);
1078                 break;
1079         case HostCmd_CMD_802_11_PS_MODE_ENH:
1080                 ret = mwifiex_cmd_enh_power_mode(priv, cmd_ptr, cmd_action,
1081                                                  (uint16_t)cmd_oid, data_buf);
1082                 break;
1083         case HostCmd_CMD_802_11_HS_CFG_ENH:
1084                 ret = mwifiex_cmd_802_11_hs_cfg(priv, cmd_ptr, cmd_action,
1085                                 (struct mwifiex_hs_config_param *) data_buf);
1086                 break;
1087         case HostCmd_CMD_802_11_SCAN:
1088                 ret = mwifiex_cmd_802_11_scan(cmd_ptr, data_buf);
1089                 break;
1090         case HostCmd_CMD_802_11_BG_SCAN_QUERY:
1091                 ret = mwifiex_cmd_802_11_bg_scan_query(cmd_ptr);
1092                 break;
1093         case HostCmd_CMD_802_11_ASSOCIATE:
1094                 ret = mwifiex_cmd_802_11_associate(priv, cmd_ptr, data_buf);
1095                 break;
1096         case HostCmd_CMD_802_11_DEAUTHENTICATE:
1097                 ret = mwifiex_cmd_802_11_deauthenticate(priv, cmd_ptr,
1098                                                         data_buf);
1099                 break;
1100         case HostCmd_CMD_802_11_AD_HOC_START:
1101                 ret = mwifiex_cmd_802_11_ad_hoc_start(priv, cmd_ptr,
1102                                                       data_buf);
1103                 break;
1104         case HostCmd_CMD_802_11_GET_LOG:
1105                 ret = mwifiex_cmd_802_11_get_log(cmd_ptr);
1106                 break;
1107         case HostCmd_CMD_802_11_AD_HOC_JOIN:
1108                 ret = mwifiex_cmd_802_11_ad_hoc_join(priv, cmd_ptr,
1109                                                      data_buf);
1110                 break;
1111         case HostCmd_CMD_802_11_AD_HOC_STOP:
1112                 ret = mwifiex_cmd_802_11_ad_hoc_stop(cmd_ptr);
1113                 break;
1114         case HostCmd_CMD_RSSI_INFO:
1115                 ret = mwifiex_cmd_802_11_rssi_info(priv, cmd_ptr, cmd_action);
1116                 break;
1117         case HostCmd_CMD_802_11_SNMP_MIB:
1118                 ret = mwifiex_cmd_802_11_snmp_mib(priv, cmd_ptr, cmd_action,
1119                                                   cmd_oid, data_buf);
1120                 break;
1121         case HostCmd_CMD_802_11_TX_RATE_QUERY:
1122                 cmd_ptr->command =
1123                         cpu_to_le16(HostCmd_CMD_802_11_TX_RATE_QUERY);
1124                 cmd_ptr->size =
1125                         cpu_to_le16(sizeof(struct host_cmd_ds_tx_rate_query) +
1126                                     S_DS_GEN);
1127                 priv->tx_rate = 0;
1128                 ret = 0;
1129                 break;
1130         case HostCmd_CMD_VERSION_EXT:
1131                 cmd_ptr->command = cpu_to_le16(cmd_no);
1132                 cmd_ptr->params.verext.version_str_sel =
1133                         (u8) (*((u32 *) data_buf));
1134                 memcpy(&cmd_ptr->params, data_buf,
1135                        sizeof(struct host_cmd_ds_version_ext));
1136                 cmd_ptr->size =
1137                         cpu_to_le16(sizeof(struct host_cmd_ds_version_ext) +
1138                                     S_DS_GEN);
1139                 ret = 0;
1140                 break;
1141         case HostCmd_CMD_802_11_RF_CHANNEL:
1142                 ret = mwifiex_cmd_802_11_rf_channel(priv, cmd_ptr, cmd_action,
1143                                                     data_buf);
1144                 break;
1145         case HostCmd_CMD_FUNC_INIT:
1146                 if (priv->adapter->hw_status == MWIFIEX_HW_STATUS_RESET)
1147                         priv->adapter->hw_status = MWIFIEX_HW_STATUS_READY;
1148                 cmd_ptr->command = cpu_to_le16(cmd_no);
1149                 cmd_ptr->size = cpu_to_le16(S_DS_GEN);
1150                 break;
1151         case HostCmd_CMD_FUNC_SHUTDOWN:
1152                 priv->adapter->hw_status = MWIFIEX_HW_STATUS_RESET;
1153                 cmd_ptr->command = cpu_to_le16(cmd_no);
1154                 cmd_ptr->size = cpu_to_le16(S_DS_GEN);
1155                 break;
1156         case HostCmd_CMD_11N_ADDBA_REQ:
1157                 ret = mwifiex_cmd_11n_addba_req(cmd_ptr, data_buf);
1158                 break;
1159         case HostCmd_CMD_11N_DELBA:
1160                 ret = mwifiex_cmd_11n_delba(cmd_ptr, data_buf);
1161                 break;
1162         case HostCmd_CMD_11N_ADDBA_RSP:
1163                 ret = mwifiex_cmd_11n_addba_rsp_gen(priv, cmd_ptr, data_buf);
1164                 break;
1165         case HostCmd_CMD_802_11_KEY_MATERIAL:
1166                 ret = mwifiex_cmd_802_11_key_material(priv, cmd_ptr,
1167                                                       cmd_action, cmd_oid,
1168                                                       data_buf);
1169                 break;
1170         case HostCmd_CMD_802_11D_DOMAIN_INFO:
1171                 ret = mwifiex_cmd_802_11d_domain_info(priv, cmd_ptr,
1172                                                       cmd_action);
1173                 break;
1174         case HostCmd_CMD_RECONFIGURE_TX_BUFF:
1175                 ret = mwifiex_cmd_recfg_tx_buf(priv, cmd_ptr, cmd_action,
1176                                                data_buf);
1177                 break;
1178         case HostCmd_CMD_AMSDU_AGGR_CTRL:
1179                 ret = mwifiex_cmd_amsdu_aggr_ctrl(cmd_ptr, cmd_action,
1180                                                   data_buf);
1181                 break;
1182         case HostCmd_CMD_11N_CFG:
1183                 ret = mwifiex_cmd_11n_cfg(cmd_ptr, cmd_action, data_buf);
1184                 break;
1185         case HostCmd_CMD_WMM_GET_STATUS:
1186                 dev_dbg(priv->adapter->dev,
1187                         "cmd: WMM: WMM_GET_STATUS cmd sent\n");
1188                 cmd_ptr->command = cpu_to_le16(HostCmd_CMD_WMM_GET_STATUS);
1189                 cmd_ptr->size =
1190                         cpu_to_le16(sizeof(struct host_cmd_ds_wmm_get_status) +
1191                                     S_DS_GEN);
1192                 ret = 0;
1193                 break;
1194         case HostCmd_CMD_802_11_IBSS_COALESCING_STATUS:
1195                 ret = mwifiex_cmd_ibss_coalescing_status(cmd_ptr, cmd_action,
1196                                                          data_buf);
1197                 break;
1198         case HostCmd_CMD_MAC_REG_ACCESS:
1199         case HostCmd_CMD_BBP_REG_ACCESS:
1200         case HostCmd_CMD_RF_REG_ACCESS:
1201         case HostCmd_CMD_PMIC_REG_ACCESS:
1202         case HostCmd_CMD_CAU_REG_ACCESS:
1203         case HostCmd_CMD_802_11_EEPROM_ACCESS:
1204                 ret = mwifiex_cmd_reg_access(cmd_ptr, cmd_action, data_buf);
1205                 break;
1206         case HostCmd_CMD_SET_BSS_MODE:
1207                 cmd_ptr->command = cpu_to_le16(cmd_no);
1208                 if (priv->bss_mode == NL80211_IFTYPE_ADHOC)
1209                         cmd_ptr->params.bss_mode.con_type =
1210                                 CONNECTION_TYPE_ADHOC;
1211                 else if (priv->bss_mode == NL80211_IFTYPE_STATION)
1212                         cmd_ptr->params.bss_mode.con_type =
1213                                 CONNECTION_TYPE_INFRA;
1214                 cmd_ptr->size = cpu_to_le16(sizeof(struct
1215                                 host_cmd_ds_set_bss_mode) + S_DS_GEN);
1216                 ret = 0;
1217                 break;
1218         case HostCmd_CMD_PCIE_DESC_DETAILS:
1219                 ret = mwifiex_cmd_pcie_host_spec(priv, cmd_ptr, cmd_action);
1220                 break;
1221         case HostCmd_CMD_802_11_SUBSCRIBE_EVENT:
1222                 ret = mwifiex_cmd_802_11_subsc_evt(priv, cmd_ptr, data_buf);
1223                 break;
1224         default:
1225                 dev_err(priv->adapter->dev,
1226                         "PREP_CMD: unknown cmd- %#x\n", cmd_no);
1227                 ret = -1;
1228                 break;
1229         }
1230         return ret;
1231 }
1232
1233 /*
1234  * This function issues commands to initialize firmware.
1235  *
1236  * This is called after firmware download to bring the card to
1237  * working state.
1238  *
1239  * The following commands are issued sequentially -
1240  *      - Set PCI-Express host buffer configuration (PCIE only)
1241  *      - Function init (for first interface only)
1242  *      - Read MAC address (for first interface only)
1243  *      - Reconfigure Tx buffer size (for first interface only)
1244  *      - Enable auto deep sleep (for first interface only)
1245  *      - Get Tx rate
1246  *      - Get Tx power
1247  *      - Set IBSS coalescing status
1248  *      - Set AMSDU aggregation control
1249  *      - Set 11d control
1250  *      - Set MAC control (this must be the last command to initialize firmware)
1251  */
1252 int mwifiex_sta_init_cmd(struct mwifiex_private *priv, u8 first_sta)
1253 {
1254         int ret;
1255         u16 enable = true;
1256         struct mwifiex_ds_11n_amsdu_aggr_ctrl amsdu_aggr_ctrl;
1257         struct mwifiex_ds_auto_ds auto_ds;
1258         enum state_11d_t state_11d;
1259         struct mwifiex_ds_11n_tx_cfg tx_cfg;
1260
1261         if (first_sta) {
1262                 if (priv->adapter->iface_type == MWIFIEX_PCIE) {
1263                         ret = mwifiex_send_cmd_async(priv,
1264                                                 HostCmd_CMD_PCIE_DESC_DETAILS,
1265                                                 HostCmd_ACT_GEN_SET, 0, NULL);
1266                         if (ret)
1267                                 return -1;
1268                 }
1269
1270                 ret = mwifiex_send_cmd_async(priv, HostCmd_CMD_FUNC_INIT,
1271                                              HostCmd_ACT_GEN_SET, 0, NULL);
1272                 if (ret)
1273                         return -1;
1274                 /* Read MAC address from HW */
1275                 ret = mwifiex_send_cmd_async(priv, HostCmd_CMD_GET_HW_SPEC,
1276                                              HostCmd_ACT_GEN_GET, 0, NULL);
1277                 if (ret)
1278                         return -1;
1279
1280                 /* Reconfigure tx buf size */
1281                 ret = mwifiex_send_cmd_async(priv,
1282                                              HostCmd_CMD_RECONFIGURE_TX_BUFF,
1283                                              HostCmd_ACT_GEN_SET, 0,
1284                                              &priv->adapter->tx_buf_size);
1285                 if (ret)
1286                         return -1;
1287
1288                 if (priv->bss_type != MWIFIEX_BSS_TYPE_UAP) {
1289                         /* Enable IEEE PS by default */
1290                         priv->adapter->ps_mode = MWIFIEX_802_11_POWER_MODE_PSP;
1291                         ret = mwifiex_send_cmd_async(
1292                                         priv, HostCmd_CMD_802_11_PS_MODE_ENH,
1293                                         EN_AUTO_PS, BITMAP_STA_PS, NULL);
1294                         if (ret)
1295                                 return -1;
1296                 }
1297         }
1298
1299         /* get tx rate */
1300         ret = mwifiex_send_cmd_async(priv, HostCmd_CMD_TX_RATE_CFG,
1301                                      HostCmd_ACT_GEN_GET, 0, NULL);
1302         if (ret)
1303                 return -1;
1304         priv->data_rate = 0;
1305
1306         /* get tx power */
1307         ret = mwifiex_send_cmd_async(priv, HostCmd_CMD_RF_TX_PWR,
1308                                      HostCmd_ACT_GEN_GET, 0, NULL);
1309         if (ret)
1310                 return -1;
1311
1312         if (priv->bss_type == MWIFIEX_BSS_TYPE_STA) {
1313                 /* set ibss coalescing_status */
1314                 ret = mwifiex_send_cmd_async(
1315                                 priv, HostCmd_CMD_802_11_IBSS_COALESCING_STATUS,
1316                                 HostCmd_ACT_GEN_SET, 0, &enable);
1317                 if (ret)
1318                         return -1;
1319         }
1320
1321         memset(&amsdu_aggr_ctrl, 0, sizeof(amsdu_aggr_ctrl));
1322         amsdu_aggr_ctrl.enable = true;
1323         /* Send request to firmware */
1324         ret = mwifiex_send_cmd_async(priv, HostCmd_CMD_AMSDU_AGGR_CTRL,
1325                                      HostCmd_ACT_GEN_SET, 0,
1326                                      &amsdu_aggr_ctrl);
1327         if (ret)
1328                 return -1;
1329         /* MAC Control must be the last command in init_fw */
1330         /* set MAC Control */
1331         ret = mwifiex_send_cmd_async(priv, HostCmd_CMD_MAC_CONTROL,
1332                                      HostCmd_ACT_GEN_SET, 0,
1333                                      &priv->curr_pkt_filter);
1334         if (ret)
1335                 return -1;
1336
1337         if (first_sta && priv->adapter->iface_type != MWIFIEX_USB &&
1338             priv->bss_type != MWIFIEX_BSS_TYPE_UAP) {
1339                 /* Enable auto deep sleep */
1340                 auto_ds.auto_ds = DEEP_SLEEP_ON;
1341                 auto_ds.idle_time = DEEP_SLEEP_IDLE_TIME;
1342                 ret = mwifiex_send_cmd_async(priv,
1343                                              HostCmd_CMD_802_11_PS_MODE_ENH,
1344                                              EN_AUTO_PS, BITMAP_AUTO_DS,
1345                                              &auto_ds);
1346                 if (ret)
1347                         return -1;
1348         }
1349
1350         if (priv->bss_type != MWIFIEX_BSS_TYPE_UAP) {
1351                 /* Send cmd to FW to enable/disable 11D function */
1352                 state_11d = ENABLE_11D;
1353                 ret = mwifiex_send_cmd_async(priv, HostCmd_CMD_802_11_SNMP_MIB,
1354                                              HostCmd_ACT_GEN_SET, DOT11D_I,
1355                                              &state_11d);
1356                 if (ret)
1357                         dev_err(priv->adapter->dev,
1358                                 "11D: failed to enable 11D\n");
1359         }
1360
1361         /* Send cmd to FW to configure 11n specific configuration
1362          * (Short GI, Channel BW, Green field support etc.) for transmit
1363          */
1364         tx_cfg.tx_htcap = MWIFIEX_FW_DEF_HTTXCFG;
1365         ret = mwifiex_send_cmd_async(priv, HostCmd_CMD_11N_CFG,
1366                                      HostCmd_ACT_GEN_SET, 0, &tx_cfg);
1367
1368         /* set last_init_cmd */
1369         priv->adapter->last_init_cmd = HostCmd_CMD_11N_CFG;
1370         ret = -EINPROGRESS;
1371
1372         return ret;
1373 }