drivers/staging/ks7010/ks_hostif.c

   1 // SPDX-License-Identifier: GPL-2.0
   2 /*
   3  *   Driver for KeyStream wireless LAN cards.
   4  *
   5  *   Copyright (C) 2005-2008 KeyStream Corp.
   6  *   Copyright (C) 2009 Renesas Technology Corp.
   7  */
   8
   9 #include <crypto/hash.h>
  10 #include <linux/circ_buf.h>
  11 #include <linux/if_arp.h>
  12 #include <net/iw_handler.h>
  13 #include <uapi/linux/llc.h>
  14 #include "eap_packet.h"
  15 #include "ks_wlan.h"
  16 #include "ks_hostif.h"
  17
  18 #define MICHAEL_MIC_KEY_LEN 8
  19 #define MICHAEL_MIC_LEN     8
  20
  21 static inline void inc_smeqhead(struct ks_wlan_private *priv)
  22 {
  23         priv->sme_i.qhead = (priv->sme_i.qhead + 1) % SME_EVENT_BUFF_SIZE;
  24 }
  25
  26 static inline void inc_smeqtail(struct ks_wlan_private *priv)
  27 {
  28         priv->sme_i.qtail = (priv->sme_i.qtail + 1) % SME_EVENT_BUFF_SIZE;
  29 }
  30
  31 static inline unsigned int cnt_smeqbody(struct ks_wlan_private *priv)
  32 {
  33         return CIRC_CNT_TO_END(priv->sme_i.qhead, priv->sme_i.qtail,
  34                                SME_EVENT_BUFF_SIZE);
  35 }
  36
  37 static inline u8 get_byte(struct ks_wlan_private *priv)
  38 {
  39         u8 data;
  40
  41         data = *priv->rxp++;
  42         /* length check in advance ! */
  43         --(priv->rx_size);
  44         return data;
  45 }
  46
  47 static inline u16 get_word(struct ks_wlan_private *priv)
  48 {
  49         u16 data;
  50
  51         data = (get_byte(priv) & 0xff);
  52         data |= ((get_byte(priv) << 8) & 0xff00);
  53         return data;
  54 }
  55
  56 static inline u32 get_dword(struct ks_wlan_private *priv)
  57 {
  58         u32 data;
  59
  60         data = (get_byte(priv) & 0xff);
  61         data |= ((get_byte(priv) << 8) & 0x0000ff00);
  62         data |= ((get_byte(priv) << 16) & 0x00ff0000);
  63         data |= ((get_byte(priv) << 24) & 0xff000000);
  64         return data;
  65 }
  66
  67 static void ks_wlan_hw_wakeup_task(struct work_struct *work)
  68 {
  69         struct ks_wlan_private *priv;
  70         int ps_status;
  71         long time_left;
  72
  73         priv = container_of(work, struct ks_wlan_private, wakeup_work);
  74         ps_status = atomic_read(&priv->psstatus.status);
  75
  76         if (ps_status == PS_SNOOZE) {
  77                 ks_wlan_hw_wakeup_request(priv);
  78                 time_left = wait_for_completion_interruptible_timeout(
  79                                 &priv->psstatus.wakeup_wait,
  80                                 msecs_to_jiffies(20));
  81                 if (time_left <= 0) {
  82                         netdev_dbg(priv->net_dev, "wake up timeout or interrupted !!!\n");
  83                         schedule_work(&priv->wakeup_work);
  84                         return;
  85                 }
  86         }
  87
  88         /* power save */
  89         if (atomic_read(&priv->sme_task.count) > 0)
  90                 tasklet_enable(&priv->sme_task);
  91 }
  92
  93 static void ks_wlan_do_power_save(struct ks_wlan_private *priv)
  94 {
  95         if (is_connect_status(priv->connect_status))
  96                 hostif_sme_enqueue(priv, SME_POW_MNGMT_REQUEST);
  97         else
  98                 priv->dev_state = DEVICE_STATE_READY;
  99 }
 100
 101 static
 102 int get_current_ap(struct ks_wlan_private *priv, struct link_ap_info *ap_info)
 103 {
 104         struct local_ap *ap;
 105         union iwreq_data wrqu;
 106         struct net_device *netdev = priv->net_dev;
 107         u8 size;
 108
 109         ap = &priv->current_ap;
 110
 111         if (is_disconnect_status(priv->connect_status)) {
 112                 memset(ap, 0, sizeof(struct local_ap));
 113                 return -EPERM;
 114         }
 115
 116         ether_addr_copy(ap->bssid, ap_info->bssid);
 117         memcpy(ap->ssid.body, priv->reg.ssid.body,
 118                priv->reg.ssid.size);
 119         ap->ssid.size = priv->reg.ssid.size;
 120         memcpy(ap->rate_set.body, ap_info->rate_set.body,
 121                ap_info->rate_set.size);
 122         ap->rate_set.size = ap_info->rate_set.size;
 123         if (ap_info->ext_rate_set.size != 0) {
 124                 memcpy(&ap->rate_set.body[ap->rate_set.size],
 125                        ap_info->ext_rate_set.body,
 126                        ap_info->ext_rate_set.size);
 127                 ap->rate_set.size += ap_info->ext_rate_set.size;
 128         }
 129         ap->channel = ap_info->ds_parameter.channel;
 130         ap->rssi = ap_info->rssi;
 131         ap->sq = ap_info->sq;
 132         ap->noise = ap_info->noise;
 133         ap->capability = le16_to_cpu(ap_info->capability);
 134         size = (ap_info->rsn.size <= RSN_IE_BODY_MAX) ?
 135                 ap_info->rsn.size : RSN_IE_BODY_MAX;
 136         if ((ap_info->rsn_mode & RSN_MODE_WPA2) &&
 137             (priv->wpa.version == IW_AUTH_WPA_VERSION_WPA2)) {
 138                 ap->rsn_ie.id = RSN_INFO_ELEM_ID;
 139                 ap->rsn_ie.size = size;
 140                 memcpy(ap->rsn_ie.body, ap_info->rsn.body, size);
 141         } else if ((ap_info->rsn_mode & RSN_MODE_WPA) &&
 142                    (priv->wpa.version == IW_AUTH_WPA_VERSION_WPA)) {
 143                 ap->wpa_ie.id = WPA_INFO_ELEM_ID;
 144                 ap->wpa_ie.size = size;
 145                 memcpy(ap->wpa_ie.body, ap_info->rsn.body, size);
 146         } else {
 147                 ap->rsn_ie.id = 0;
 148                 ap->rsn_ie.size = 0;
 149                 ap->wpa_ie.id = 0;
 150                 ap->wpa_ie.size = 0;
 151         }
 152
 153         wrqu.data.length = 0;
 154         wrqu.data.flags = 0;
 155         wrqu.ap_addr.sa_family = ARPHRD_ETHER;
 156         if (is_connect_status(priv->connect_status)) {
 157                 ether_addr_copy(wrqu.ap_addr.sa_data, priv->current_ap.bssid);
 158                 netdev_dbg(priv->net_dev,
 159                            "IWEVENT: connect bssid=%pM\n",
 160                            wrqu.ap_addr.sa_data);
 161                 wireless_send_event(netdev, SIOCGIWAP, &wrqu, NULL);
 162         }
 163         netdev_dbg(priv->net_dev, "Link AP\n"
 164                    "- bssid=%pM\n"
 165                    "- essid=%s\n"
 166                    "- rate_set=%02X,%02X,%02X,%02X,%02X,%02X,%02X,%02X\n"
 167                    "- channel=%d\n"
 168                    "- rssi=%d\n"
 169                    "- sq=%d\n"
 170                    "- capability=%04X\n"
 171                    "- rsn.mode=%d\n"
 172                    "- rsn.size=%d\n"
 173                    "- ext_rate_set_size=%d\n"
 174                    "- rate_set_size=%d\n",
 175                    ap->bssid,
 176                    &ap->ssid.body[0],
 177                    ap->rate_set.body[0], ap->rate_set.body[1],
 178                    ap->rate_set.body[2], ap->rate_set.body[3],
 179                    ap->rate_set.body[4], ap->rate_set.body[5],
 180                    ap->rate_set.body[6], ap->rate_set.body[7],
 181                    ap->channel, ap->rssi, ap->sq, ap->capability,
 182                    ap_info->rsn_mode, ap_info->rsn.size,
 183                    ap_info->ext_rate_set.size, ap_info->rate_set.size);
 184
 185         return 0;
 186 }
 187
 188 static u8 read_ie(unsigned char *bp, u8 max, u8 *body)
 189 {
 190         u8 size = (*(bp + 1) <= max) ? *(bp + 1) : max;
 191
 192         memcpy(body, bp + 2, size);
 193         return size;
 194 }
 195
 196 static int
 197 michael_mic(u8 *key, u8 *data, unsigned int len, u8 priority, u8 *result)
 198 {
 199         u8 pad_data[4] = { priority, 0, 0, 0 };
 200         struct crypto_shash *tfm = NULL;
 201         struct shash_desc *desc = NULL;
 202         int ret;
 203
 204         tfm = crypto_alloc_shash("michael_mic", 0, 0);
 205         if (IS_ERR(tfm)) {
 206                 ret = PTR_ERR(tfm);
 207                 goto err;
 208         }
 209
 210         ret = crypto_shash_setkey(tfm, key, MICHAEL_MIC_KEY_LEN);
 211         if (ret < 0)
 212                 goto err_free_tfm;
 213
 214         desc = kmalloc(sizeof(*desc) + crypto_shash_descsize(tfm), GFP_KERNEL);
 215         if (!desc) {
 216                 ret = -ENOMEM;
 217                 goto err_free_tfm;
 218         }
 219
 220         desc->tfm = tfm;
 221
 222         ret = crypto_shash_init(desc);
 223         if (ret < 0)
 224                 goto err_free_desc;
 225
 226         // Compute the MIC value
 227         /*
 228          * IEEE802.11i  page 47
 229          * Figure 43g TKIP MIC processing format
 230          * +--+--+--------+--+----+--+--+--+--+--+--+--+--+
 231          * |6 |6 |1       |3 |M   |1 |1 |1 |1 |1 |1 |1 |1 | Octet
 232          * +--+--+--------+--+----+--+--+--+--+--+--+--+--+
 233          * |DA|SA|Priority|0 |Data|M0|M1|M2|M3|M4|M5|M6|M7|
 234          * +--+--+--------+--+----+--+--+--+--+--+--+--+--+
 235          */
 236
 237         ret = crypto_shash_update(desc, data, 12);
 238         if (ret < 0)
 239                 goto err_free_desc;
 240
 241         ret = crypto_shash_update(desc, pad_data, 4);
 242         if (ret < 0)
 243                 goto err_free_desc;
 244
 245         ret = crypto_shash_finup(desc, data + 12, len - 12, result);
 246
 247 err_free_desc:
 248         kfree_sensitive(desc);
 249
 250 err_free_tfm:
 251         crypto_free_shash(tfm);
 252
 253 err:
 254         return ret;
 255 }
 256
 257 static
 258 int get_ap_information(struct ks_wlan_private *priv, struct ap_info *ap_info,
 259                        struct local_ap *ap)
 260 {
 261         unsigned char *bp;
 262         int bsize, offset;
 263
 264         memset(ap, 0, sizeof(struct local_ap));
 265
 266         ether_addr_copy(ap->bssid, ap_info->bssid);
 267         ap->rssi = ap_info->rssi;
 268         ap->sq = ap_info->sq;
 269         ap->noise = ap_info->noise;
 270         ap->capability = le16_to_cpu(ap_info->capability);
 271         ap->channel = ap_info->ch_info;
 272
 273         bp = ap_info->body;
 274         bsize = le16_to_cpu(ap_info->body_size);
 275         offset = 0;
 276
 277         while (bsize > offset) {
 278                 switch (*bp) { /* Information Element ID */
 279                 case WLAN_EID_SSID:
 280                         ap->ssid.size = read_ie(bp, IEEE80211_MAX_SSID_LEN,
 281                                                 ap->ssid.body);
 282                         break;
 283                 case WLAN_EID_SUPP_RATES:
 284                 case WLAN_EID_EXT_SUPP_RATES:
 285                         if ((*(bp + 1) + ap->rate_set.size) <=
 286                             RATE_SET_MAX_SIZE) {
 287                                 memcpy(&ap->rate_set.body[ap->rate_set.size],
 288                                        bp + 2, *(bp + 1));
 289                                 ap->rate_set.size += *(bp + 1);
 290                         } else {
 291                                 memcpy(&ap->rate_set.body[ap->rate_set.size],
 292                                        bp + 2,
 293                                        RATE_SET_MAX_SIZE - ap->rate_set.size);
 294                                 ap->rate_set.size +=
 295                                     (RATE_SET_MAX_SIZE - ap->rate_set.size);
 296                         }
 297                         break;
 298                 case WLAN_EID_RSN:
 299                         ap->rsn_ie.id = *bp;
 300                         ap->rsn_ie.size = read_ie(bp, RSN_IE_BODY_MAX,
 301                                                   ap->rsn_ie.body);
 302                         break;
 303                 case WLAN_EID_VENDOR_SPECIFIC: /* WPA */
 304                         /* WPA OUI check */
 305                         if (memcmp(bp + 2, CIPHER_ID_WPA_WEP40, 4) == 0) {
 306                                 ap->wpa_ie.id = *bp;
 307                                 ap->wpa_ie.size = read_ie(bp, RSN_IE_BODY_MAX,
 308                                                           ap->wpa_ie.body);
 309                         }
 310                         break;
 311                 case WLAN_EID_DS_PARAMS:
 312                 case WLAN_EID_FH_PARAMS:
 313                 case WLAN_EID_CF_PARAMS:
 314                 case WLAN_EID_TIM:
 315                 case WLAN_EID_IBSS_PARAMS:
 316                 case WLAN_EID_COUNTRY:
 317                 case WLAN_EID_ERP_INFO:
 318                         break;
 319                 default:
 320                         netdev_err(priv->net_dev,
 321                                    "unknown Element ID=%d\n", *bp);
 322                         break;
 323                 }
 324
 325                 offset += 2;    /* id & size field */
 326                 offset += *(bp + 1);    /* +size offset */
 327                 bp += (*(bp + 1) + 2);  /* pointer update */
 328         }
 329
 330         return 0;
 331 }
 332
 333 static
 334 int hostif_data_indication_wpa(struct ks_wlan_private *priv,
 335                                unsigned short auth_type)
 336 {
 337         struct ether_hdr *eth_hdr;
 338         unsigned short eth_proto;
 339         unsigned char recv_mic[MICHAEL_MIC_LEN];
 340         char buf[128];
 341         unsigned long now;
 342         struct mic_failure *mic_failure;
 343         u8 mic[MICHAEL_MIC_LEN];
 344         union iwreq_data wrqu;
 345         unsigned int key_index = auth_type - 1;
 346         struct wpa_key *key = &priv->wpa.key[key_index];
 347
 348         eth_hdr = (struct ether_hdr *)(priv->rxp);
 349         eth_proto = ntohs(eth_hdr->h_proto);
 350
 351         if (eth_hdr->h_dest_snap != eth_hdr->h_source_snap) {
 352                 netdev_err(priv->net_dev, "invalid data format\n");
 353                 priv->nstats.rx_errors++;
 354                 return -EINVAL;
 355         }
 356         if (((auth_type == TYPE_PMK1 &&
 357               priv->wpa.pairwise_suite == IW_AUTH_CIPHER_TKIP) ||
 358              (auth_type == TYPE_GMK1 &&
 359               priv->wpa.group_suite == IW_AUTH_CIPHER_TKIP) ||
 360              (auth_type == TYPE_GMK2 &&
 361               priv->wpa.group_suite == IW_AUTH_CIPHER_TKIP)) &&
 362             key->key_len) {
 363                 int ret;
 364
 365                 netdev_dbg(priv->net_dev, "TKIP: protocol=%04X: size=%u\n",
 366                            eth_proto, priv->rx_size);
 367                 /* MIC save */
 368                 memcpy(&recv_mic[0],
 369                        (priv->rxp) + ((priv->rx_size) - sizeof(recv_mic)),
 370                        sizeof(recv_mic));
 371                 priv->rx_size = priv->rx_size - sizeof(recv_mic);
 372
 373                 ret = michael_mic(key->rx_mic_key, priv->rxp, priv->rx_size,
 374                                   0, mic);
 375                 if (ret < 0)
 376                         return ret;
 377                 if (memcmp(mic, recv_mic, sizeof(mic)) != 0) {
 378                         now = jiffies;
 379                         mic_failure = &priv->wpa.mic_failure;
 380                         /* MIC FAILURE */
 381                         if (mic_failure->last_failure_time &&
 382                             (now - mic_failure->last_failure_time) / HZ >= 60) {
 383                                 mic_failure->failure = 0;
 384                         }
 385                         netdev_err(priv->net_dev, "MIC FAILURE\n");
 386                         if (mic_failure->failure == 0) {
 387                                 mic_failure->failure = 1;
 388                                 mic_failure->counter = 0;
 389                         } else if (mic_failure->failure == 1) {
 390                                 mic_failure->failure = 2;
 391                                 mic_failure->counter =
 392                                         (u16)((now - mic_failure->last_failure_time) / HZ);
 393                                 /*  range 1-60 */
 394                                 if (!mic_failure->counter)
 395                                         mic_failure->counter = 1;
 396                         }
 397                         priv->wpa.mic_failure.last_failure_time = now;
 398
 399                         /*  needed parameters: count, keyid, key type, TSC */
 400                         sprintf(buf,
 401                                 "MLME-MICHAELMICFAILURE.indication(keyid=%d %scast addr=%pM)",
 402                                 key_index,
 403                                 eth_hdr->h_dest[0] & 0x01 ? "broad" : "uni",
 404                                 eth_hdr->h_source);
 405                         memset(&wrqu, 0, sizeof(wrqu));
 406                         wrqu.data.length = strlen(buf);
 407                         wireless_send_event(priv->net_dev, IWEVCUSTOM, &wrqu,
 408                                             buf);
 409                         return -EINVAL;
 410                 }
 411         }
 412         return 0;
 413 }
 414
 415 static
 416 void hostif_data_indication(struct ks_wlan_private *priv)
 417 {
 418         unsigned int rx_ind_size;       /* indicate data size */
 419         struct sk_buff *skb;
 420         u16 auth_type;
 421         unsigned char temp[256];
 422         struct ether_hdr *eth_hdr;
 423         struct ieee802_1x_hdr *aa1x_hdr;
 424         size_t size;
 425         int ret;
 426
 427         /* min length check */
 428         if (priv->rx_size <= ETH_HLEN) {
 429                 priv->nstats.rx_errors++;
 430                 return;
 431         }
 432
 433         auth_type = get_word(priv);     /* AuthType */
 434         get_word(priv); /* Reserve Area */
 435
 436         eth_hdr = (struct ether_hdr *)(priv->rxp);
 437
 438         /* source address check */
 439         if (ether_addr_equal(&priv->eth_addr[0], eth_hdr->h_source)) {
 440                 netdev_err(priv->net_dev, "invalid : source is own mac address !!\n");
 441                 netdev_err(priv->net_dev, "eth_hdrernet->h_dest=%pM\n", eth_hdr->h_source);
 442                 priv->nstats.rx_errors++;
 443                 return;
 444         }
 445
 446         /*  for WPA */
 447         if (auth_type != TYPE_DATA && priv->wpa.rsn_enabled) {
 448                 ret = hostif_data_indication_wpa(priv, auth_type);
 449                 if (ret)
 450                         return;
 451         }
 452
 453         if ((priv->connect_status & FORCE_DISCONNECT) ||
 454             priv->wpa.mic_failure.failure == 2) {
 455                 return;
 456         }
 457
 458         /* check 13th byte at rx data */
 459         switch (*(priv->rxp + 12)) {
 460         case LLC_SAP_SNAP:
 461                 rx_ind_size = priv->rx_size - 6;
 462                 skb = dev_alloc_skb(rx_ind_size);
 463                 if (!skb) {
 464                         priv->nstats.rx_dropped++;
 465                         return;
 466                 }
 467                 netdev_dbg(priv->net_dev, "SNAP, rx_ind_size = %d\n",
 468                            rx_ind_size);
 469
 470                 size = ETH_ALEN * 2;
 471                 skb_put_data(skb, priv->rxp, size);
 472
 473                 /* (SNAP+UI..) skip */
 474
 475                 size = rx_ind_size - (ETH_ALEN * 2);
 476                 skb_put_data(skb, &eth_hdr->h_proto, size);
 477
 478                 aa1x_hdr = (struct ieee802_1x_hdr *)(priv->rxp + ETHER_HDR_SIZE);
 479                 break;
 480         case LLC_SAP_NETBEUI:
 481                 rx_ind_size = (priv->rx_size + 2);
 482                 skb = dev_alloc_skb(rx_ind_size);
 483                 if (!skb) {
 484                         priv->nstats.rx_dropped++;
 485                         return;
 486                 }
 487                 netdev_dbg(priv->net_dev, "NETBEUI/NetBIOS rx_ind_size=%d\n",
 488                            rx_ind_size);
 489
 490                 /* 8802/FDDI MAC copy */
 491                 skb_put_data(skb, priv->rxp, 12);
 492
 493                 /* NETBEUI size add */
 494                 temp[0] = (((rx_ind_size - 12) >> 8) & 0xff);
 495                 temp[1] = ((rx_ind_size - 12) & 0xff);
 496                 skb_put_data(skb, temp, 2);
 497
 498                 /* copy after Type */
 499                 skb_put_data(skb, priv->rxp + 12, rx_ind_size - 14);
 500
 501                 aa1x_hdr = (struct ieee802_1x_hdr *)(priv->rxp + 14);
 502                 break;
 503         default:        /* other rx data */
 504                 netdev_err(priv->net_dev, "invalid data format\n");
 505                 priv->nstats.rx_errors++;
 506                 return;
 507         }
 508
 509         if (aa1x_hdr->type == IEEE802_1X_TYPE_EAPOL_KEY &&
 510             priv->wpa.rsn_enabled)
 511                 atomic_set(&priv->psstatus.snooze_guard, 1);
 512
 513         /* rx indication */
 514         skb->dev = priv->net_dev;
 515         skb->protocol = eth_type_trans(skb, skb->dev);
 516         priv->nstats.rx_packets++;
 517         priv->nstats.rx_bytes += rx_ind_size;
 518         netif_rx(skb);
 519 }
 520
 521 static
 522 void hostif_mib_get_confirm(struct ks_wlan_private *priv)
 523 {
 524         struct net_device *dev = priv->net_dev;
 525         u32 mib_status;
 526         u32 mib_attribute;
 527
 528         mib_status = get_dword(priv);
 529         mib_attribute = get_dword(priv);
 530         get_word(priv); /* mib_val_size */
 531         get_word(priv); /* mib_val_type */
 532
 533         if (mib_status) {
 534                 netdev_err(priv->net_dev, "attribute=%08X, status=%08X\n",
 535                            mib_attribute, mib_status);
 536                 return;
 537         }
 538
 539         switch (mib_attribute) {
 540         case DOT11_MAC_ADDRESS:
 541                 hostif_sme_enqueue(priv, SME_GET_MAC_ADDRESS);
 542                 ether_addr_copy(priv->eth_addr, priv->rxp);
 543                 priv->mac_address_valid = true;
 544                 ether_addr_copy(dev->dev_addr, priv->eth_addr);
 545                 netdev_info(dev, "MAC ADDRESS = %pM\n", priv->eth_addr);
 546                 break;
 547         case DOT11_PRODUCT_VERSION:
 548                 priv->version_size = priv->rx_size;
 549                 memcpy(priv->firmware_version, priv->rxp, priv->rx_size);
 550                 priv->firmware_version[priv->rx_size] = '\0';
 551                 netdev_info(dev, "firmware ver. = %s\n",
 552                             priv->firmware_version);
 553                 hostif_sme_enqueue(priv, SME_GET_PRODUCT_VERSION);
 554                 /* wake_up_interruptible_all(&priv->confirm_wait); */
 555                 complete(&priv->confirm_wait);
 556                 break;
 557         case LOCAL_GAIN:
 558                 memcpy(&priv->gain, priv->rxp, sizeof(priv->gain));
 559                 netdev_dbg(priv->net_dev, "tx_mode=%d, rx_mode=%d, tx_gain=%d, rx_gain=%d\n",
 560                            priv->gain.tx_mode, priv->gain.rx_mode,
 561                            priv->gain.tx_gain, priv->gain.rx_gain);
 562                 break;
 563         case LOCAL_EEPROM_SUM:
 564                 memcpy(&priv->eeprom_sum, priv->rxp, sizeof(priv->eeprom_sum));
 565                 if (priv->eeprom_sum.type != 0 &&
 566                     priv->eeprom_sum.type != 1) {
 567                         netdev_err(dev, "LOCAL_EEPROM_SUM error!\n");
 568                         return;
 569                 }
 570                 priv->eeprom_checksum = (priv->eeprom_sum.type == 0) ?
 571                                          EEPROM_CHECKSUM_NONE :
 572                                          (priv->eeprom_sum.result == 0) ?
 573                                          EEPROM_NG : EEPROM_OK;
 574                 break;
 575         default:
 576                 netdev_err(priv->net_dev, "mib_attribute=%08x\n",
 577                            (unsigned int)mib_attribute);
 578                 break;
 579         }
 580 }
 581
 582 static
 583 void hostif_mib_set_confirm(struct ks_wlan_private *priv)
 584 {
 585         u32 mib_status;
 586         u32 mib_attribute;
 587
 588         mib_status = get_dword(priv);
 589         mib_attribute = get_dword(priv);
 590
 591         if (mib_status) {
 592                 /* in case of error */
 593                 netdev_err(priv->net_dev, "error :: attribute=%08X, status=%08X\n",
 594                            mib_attribute, mib_status);
 595         }
 596
 597         switch (mib_attribute) {
 598         case DOT11_RTS_THRESHOLD:
 599                 hostif_sme_enqueue(priv, SME_RTS_THRESHOLD_CONFIRM);
 600                 break;
 601         case DOT11_FRAGMENTATION_THRESHOLD:
 602                 hostif_sme_enqueue(priv, SME_FRAGMENTATION_THRESHOLD_CONFIRM);
 603                 break;
 604         case DOT11_WEP_DEFAULT_KEY_ID:
 605                 if (!priv->wpa.wpa_enabled)
 606                         hostif_sme_enqueue(priv, SME_WEP_INDEX_CONFIRM);
 607                 break;
 608         case DOT11_WEP_DEFAULT_KEY_VALUE1:
 609                 if (priv->wpa.rsn_enabled)
 610                         hostif_sme_enqueue(priv, SME_SET_PMK_TSC);
 611                 else
 612                         hostif_sme_enqueue(priv, SME_WEP_KEY1_CONFIRM);
 613                 break;
 614         case DOT11_WEP_DEFAULT_KEY_VALUE2:
 615                 if (priv->wpa.rsn_enabled)
 616                         hostif_sme_enqueue(priv, SME_SET_GMK1_TSC);
 617                 else
 618                         hostif_sme_enqueue(priv, SME_WEP_KEY2_CONFIRM);
 619                 break;
 620         case DOT11_WEP_DEFAULT_KEY_VALUE3:
 621                 if (priv->wpa.rsn_enabled)
 622                         hostif_sme_enqueue(priv, SME_SET_GMK2_TSC);
 623                 else
 624                         hostif_sme_enqueue(priv, SME_WEP_KEY3_CONFIRM);
 625                 break;
 626         case DOT11_WEP_DEFAULT_KEY_VALUE4:
 627                 if (!priv->wpa.rsn_enabled)
 628                         hostif_sme_enqueue(priv, SME_WEP_KEY4_CONFIRM);
 629                 break;
 630         case DOT11_PRIVACY_INVOKED:
 631                 if (!priv->wpa.rsn_enabled)
 632                         hostif_sme_enqueue(priv, SME_WEP_FLAG_CONFIRM);
 633                 break;
 634         case DOT11_RSN_ENABLED:
 635                 hostif_sme_enqueue(priv, SME_RSN_ENABLED_CONFIRM);
 636                 break;
 637         case LOCAL_RSN_MODE:
 638                 hostif_sme_enqueue(priv, SME_RSN_MODE_CONFIRM);
 639                 break;
 640         case LOCAL_MULTICAST_ADDRESS:
 641                 hostif_sme_enqueue(priv, SME_MULTICAST_REQUEST);
 642                 break;
 643         case LOCAL_MULTICAST_FILTER:
 644                 hostif_sme_enqueue(priv, SME_MULTICAST_CONFIRM);
 645                 break;
 646         case LOCAL_CURRENTADDRESS:
 647                 priv->mac_address_valid = true;
 648                 break;
 649         case DOT11_RSN_CONFIG_MULTICAST_CIPHER:
 650                 hostif_sme_enqueue(priv, SME_RSN_MCAST_CONFIRM);
 651                 break;
 652         case DOT11_RSN_CONFIG_UNICAST_CIPHER:
 653                 hostif_sme_enqueue(priv, SME_RSN_UCAST_CONFIRM);
 654                 break;
 655         case DOT11_RSN_CONFIG_AUTH_SUITE:
 656                 hostif_sme_enqueue(priv, SME_RSN_AUTH_CONFIRM);
 657                 break;
 658         case DOT11_GMK1_TSC:
 659                 if (atomic_read(&priv->psstatus.snooze_guard))
 660                         atomic_set(&priv->psstatus.snooze_guard, 0);
 661                 break;
 662         case DOT11_GMK2_TSC:
 663                 if (atomic_read(&priv->psstatus.snooze_guard))
 664                         atomic_set(&priv->psstatus.snooze_guard, 0);
 665                 break;
 666         case DOT11_PMK_TSC:
 667         case LOCAL_PMK:
 668         case LOCAL_GAIN:
 669         case LOCAL_WPS_ENABLE:
 670         case LOCAL_WPS_PROBE_REQ:
 671         case LOCAL_REGION:
 672         default:
 673                 break;
 674         }
 675 }
 676
 677 static
 678 void hostif_power_mgmt_confirm(struct ks_wlan_private *priv)
 679 {
 680         if (priv->reg.power_mgmt > POWER_MGMT_ACTIVE &&
 681             priv->reg.operation_mode == MODE_INFRASTRUCTURE) {
 682                 atomic_set(&priv->psstatus.confirm_wait, 0);
 683                 priv->dev_state = DEVICE_STATE_SLEEP;
 684                 ks_wlan_hw_power_save(priv);
 685         } else {
 686                 priv->dev_state = DEVICE_STATE_READY;
 687         }
 688 }
 689
 690 static
 691 void hostif_sleep_confirm(struct ks_wlan_private *priv)
 692 {
 693         atomic_set(&priv->sleepstatus.doze_request, 1);
 694         queue_delayed_work(priv->wq, &priv->rw_dwork, 1);
 695 }
 696
 697 static
 698 void hostif_start_confirm(struct ks_wlan_private *priv)
 699 {
 700         union iwreq_data wrqu;
 701
 702         wrqu.data.length = 0;
 703         wrqu.data.flags = 0;
 704         wrqu.ap_addr.sa_family = ARPHRD_ETHER;
 705         if (is_connect_status(priv->connect_status)) {
 706                 eth_zero_addr(wrqu.ap_addr.sa_data);
 707                 wireless_send_event(priv->net_dev, SIOCGIWAP, &wrqu, NULL);
 708         }
 709         netdev_dbg(priv->net_dev, " scan_ind_count=%d\n", priv->scan_ind_count);
 710         hostif_sme_enqueue(priv, SME_START_CONFIRM);
 711 }
 712
 713 static
 714 void hostif_connect_indication(struct ks_wlan_private *priv)
 715 {
 716         u16 connect_code;
 717         unsigned int tmp = 0;
 718         unsigned int old_status = priv->connect_status;
 719         struct net_device *netdev = priv->net_dev;
 720         union iwreq_data wrqu0;
 721
 722         connect_code = get_word(priv);
 723
 724         switch (connect_code) {
 725         case RESULT_CONNECT:
 726                 if (!(priv->connect_status & FORCE_DISCONNECT))
 727                         netif_carrier_on(netdev);
 728                 tmp = FORCE_DISCONNECT & priv->connect_status;
 729                 priv->connect_status = tmp + CONNECT_STATUS;
 730                 break;
 731         case RESULT_DISCONNECT:
 732                 netif_carrier_off(netdev);
 733                 tmp = FORCE_DISCONNECT & priv->connect_status;
 734                 priv->connect_status = tmp + DISCONNECT_STATUS;
 735                 break;
 736         default:
 737                 netdev_dbg(priv->net_dev, "unknown connect_code=%d :: scan_ind_count=%d\n",
 738                            connect_code, priv->scan_ind_count);
 739                 netif_carrier_off(netdev);
 740                 tmp = FORCE_DISCONNECT & priv->connect_status;
 741                 priv->connect_status = tmp + DISCONNECT_STATUS;
 742                 break;
 743         }
 744
 745         get_current_ap(priv, (struct link_ap_info *)priv->rxp);
 746         if (is_connect_status(priv->connect_status) &&
 747             is_disconnect_status(old_status)) {
 748                 /* for power save */
 749                 atomic_set(&priv->psstatus.snooze_guard, 0);
 750                 atomic_set(&priv->psstatus.confirm_wait, 0);
 751         }
 752         ks_wlan_do_power_save(priv);
 753
 754         wrqu0.data.length = 0;
 755         wrqu0.data.flags = 0;
 756         wrqu0.ap_addr.sa_family = ARPHRD_ETHER;
 757         if (is_disconnect_status(priv->connect_status) &&
 758             is_connect_status(old_status)) {
 759                 eth_zero_addr(wrqu0.ap_addr.sa_data);
 760                 netdev_dbg(priv->net_dev, "disconnect :: scan_ind_count=%d\n",
 761                            priv->scan_ind_count);
 762                 wireless_send_event(netdev, SIOCGIWAP, &wrqu0, NULL);
 763         }
 764         priv->scan_ind_count = 0;
 765 }
 766
 767 static
 768 void hostif_scan_indication(struct ks_wlan_private *priv)
 769 {
 770         int i;
 771         struct ap_info *ap_info;
 772
 773         netdev_dbg(priv->net_dev,
 774                    "scan_ind_count = %d\n", priv->scan_ind_count);
 775         ap_info = (struct ap_info *)(priv->rxp);
 776
 777         if (priv->scan_ind_count) {
 778                 /* bssid check */
 779                 for (i = 0; i < priv->aplist.size; i++) {
 780                         u8 *bssid = priv->aplist.ap[i].bssid;
 781
 782                         if (ether_addr_equal(ap_info->bssid, bssid))
 783                                 continue;
 784
 785                         if (ap_info->frame_type == IEEE80211_STYPE_PROBE_RESP)
 786                                 get_ap_information(priv, ap_info,
 787                                                    &priv->aplist.ap[i]);
 788                         return;
 789                 }
 790         }
 791         priv->scan_ind_count++;
 792         if (priv->scan_ind_count < LOCAL_APLIST_MAX + 1) {
 793                 netdev_dbg(priv->net_dev, " scan_ind_count=%d :: aplist.size=%d\n",
 794                            priv->scan_ind_count, priv->aplist.size);
 795                 get_ap_information(priv, (struct ap_info *)(priv->rxp),
 796                                    &priv->aplist.ap[priv->scan_ind_count - 1]);
 797                 priv->aplist.size = priv->scan_ind_count;
 798         } else {
 799                 netdev_dbg(priv->net_dev, " count over :: scan_ind_count=%d\n",
 800                            priv->scan_ind_count);
 801         }
 802 }
 803
 804 static
 805 void hostif_stop_confirm(struct ks_wlan_private *priv)
 806 {
 807         unsigned int tmp = 0;
 808         unsigned int old_status = priv->connect_status;
 809         struct net_device *netdev = priv->net_dev;
 810         union iwreq_data wrqu0;
 811
 812         if (priv->dev_state == DEVICE_STATE_SLEEP)
 813                 priv->dev_state = DEVICE_STATE_READY;
 814
 815         /* disconnect indication */
 816         if (is_connect_status(priv->connect_status)) {
 817                 netif_carrier_off(netdev);
 818                 tmp = FORCE_DISCONNECT & priv->connect_status;
 819                 priv->connect_status = tmp | DISCONNECT_STATUS;
 820                 netdev_info(netdev, "IWEVENT: disconnect\n");
 821
 822                 wrqu0.data.length = 0;
 823                 wrqu0.data.flags = 0;
 824                 wrqu0.ap_addr.sa_family = ARPHRD_ETHER;
 825                 if (is_disconnect_status(priv->connect_status) &&
 826                     is_connect_status(old_status)) {
 827                         eth_zero_addr(wrqu0.ap_addr.sa_data);
 828                         netdev_info(netdev, "IWEVENT: disconnect\n");
 829                         wireless_send_event(netdev, SIOCGIWAP, &wrqu0, NULL);
 830                 }
 831                 priv->scan_ind_count = 0;
 832         }
 833
 834         hostif_sme_enqueue(priv, SME_STOP_CONFIRM);
 835 }
 836
 837 static
 838 void hostif_ps_adhoc_set_confirm(struct ks_wlan_private *priv)
 839 {
 840         priv->infra_status = 0; /* infrastructure mode cancel */
 841         hostif_sme_enqueue(priv, SME_MODE_SET_CONFIRM);
 842 }
 843
 844 static
 845 void hostif_infrastructure_set_confirm(struct ks_wlan_private *priv)
 846 {
 847         get_word(priv); /* result_code */
 848         priv->infra_status = 1; /* infrastructure mode set */
 849         hostif_sme_enqueue(priv, SME_MODE_SET_CONFIRM);
 850 }
 851
 852 static
 853 void hostif_adhoc_set_confirm(struct ks_wlan_private *priv)
 854 {
 855         priv->infra_status = 1; /* infrastructure mode set */
 856         hostif_sme_enqueue(priv, SME_MODE_SET_CONFIRM);
 857 }
 858
 859 static
 860 void hostif_associate_indication(struct ks_wlan_private *priv)
 861 {
 862         struct association_request *assoc_req;
 863         struct association_response *assoc_resp;
 864         unsigned char *pb;
 865         union iwreq_data wrqu;
 866         char buf[IW_CUSTOM_MAX];
 867         char *pbuf = &buf[0];
 868         int i;
 869
 870         static const char associnfo_leader0[] = "ASSOCINFO(ReqIEs=";
 871         static const char associnfo_leader1[] = " RespIEs=";
 872
 873         assoc_req = (struct association_request *)(priv->rxp);
 874         assoc_resp = (struct association_response *)(assoc_req + 1);
 875         pb = (unsigned char *)(assoc_resp + 1);
 876
 877         memset(&wrqu, 0, sizeof(wrqu));
 878         memcpy(pbuf, associnfo_leader0, sizeof(associnfo_leader0) - 1);
 879         wrqu.data.length += sizeof(associnfo_leader0) - 1;
 880         pbuf += sizeof(associnfo_leader0) - 1;
 881
 882         for (i = 0; i < le16_to_cpu(assoc_req->req_ies_size); i++)
 883                 pbuf += sprintf(pbuf, "%02x", *(pb + i));
 884         wrqu.data.length += (le16_to_cpu(assoc_req->req_ies_size)) * 2;
 885
 886         memcpy(pbuf, associnfo_leader1, sizeof(associnfo_leader1) - 1);
 887         wrqu.data.length += sizeof(associnfo_leader1) - 1;
 888         pbuf += sizeof(associnfo_leader1) - 1;
 889
 890         pb += le16_to_cpu(assoc_req->req_ies_size);
 891         for (i = 0; i < le16_to_cpu(assoc_resp->resp_ies_size); i++)
 892                 pbuf += sprintf(pbuf, "%02x", *(pb + i));
 893         wrqu.data.length += (le16_to_cpu(assoc_resp->resp_ies_size)) * 2;
 894
 895         pbuf += sprintf(pbuf, ")");
 896         wrqu.data.length += 1;
 897
 898         wireless_send_event(priv->net_dev, IWEVCUSTOM, &wrqu, buf);
 899 }
 900
 901 static
 902 void hostif_bss_scan_confirm(struct ks_wlan_private *priv)
 903 {
 904         u32 result_code;
 905         struct net_device *dev = priv->net_dev;
 906         union iwreq_data wrqu;
 907
 908         result_code = get_dword(priv);
 909         netdev_dbg(priv->net_dev, "result=%d :: scan_ind_count=%d\n",
 910                    result_code, priv->scan_ind_count);
 911
 912         priv->sme_i.sme_flag &= ~SME_AP_SCAN;
 913         hostif_sme_enqueue(priv, SME_BSS_SCAN_CONFIRM);
 914
 915         wrqu.data.length = 0;
 916         wrqu.data.flags = 0;
 917         wireless_send_event(dev, SIOCGIWSCAN, &wrqu, NULL);
 918         priv->scan_ind_count = 0;
 919 }
 920
 921 static
 922 void hostif_phy_information_confirm(struct ks_wlan_private *priv)
 923 {
 924         struct iw_statistics *wstats = &priv->wstats;
 925         u8 rssi, signal;
 926         u8 link_speed;
 927         u32 transmitted_frame_count, received_fragment_count;
 928         u32 failed_count, fcs_error_count;
 929
 930         rssi = get_byte(priv);
 931         signal = get_byte(priv);
 932         get_byte(priv); /* noise */
 933         link_speed = get_byte(priv);
 934         transmitted_frame_count = get_dword(priv);
 935         received_fragment_count = get_dword(priv);
 936         failed_count = get_dword(priv);
 937         fcs_error_count = get_dword(priv);
 938
 939         netdev_dbg(priv->net_dev, "phyinfo confirm rssi=%d signal=%d\n",
 940                    rssi, signal);
 941         priv->current_rate = (link_speed & RATE_MASK);
 942         wstats->qual.qual = signal;
 943         wstats->qual.level = 256 - rssi;
 944         wstats->qual.noise = 0; /* invalid noise value */
 945         wstats->qual.updated = IW_QUAL_ALL_UPDATED | IW_QUAL_DBM;
 946
 947         netdev_dbg(priv->net_dev, "\n    rssi=%u\n"
 948                    "    signal=%u\n"
 949                    "    link_speed=%ux500Kbps\n"
 950                    "    transmitted_frame_count=%u\n"
 951                    "    received_fragment_count=%u\n"
 952                    "    failed_count=%u\n"
 953                    "    fcs_error_count=%u\n",
 954                    rssi, signal, link_speed, transmitted_frame_count,
 955                    received_fragment_count, failed_count, fcs_error_count);
 956         /* wake_up_interruptible_all(&priv->confirm_wait); */
 957         complete(&priv->confirm_wait);
 958 }
 959
 960 static
 961 void hostif_mic_failure_confirm(struct ks_wlan_private *priv)
 962 {
 963         netdev_dbg(priv->net_dev, "mic_failure=%u\n",
 964                    priv->wpa.mic_failure.failure);
 965         hostif_sme_enqueue(priv, SME_MIC_FAILURE_CONFIRM);
 966 }
 967
 968 static
 969 void hostif_event_check(struct ks_wlan_private *priv)
 970 {
 971         u16 event;
 972
 973         event = get_word(priv);
 974         switch (event) {
 975         case HIF_DATA_IND:
 976                 hostif_data_indication(priv);
 977                 break;
 978         case HIF_MIB_GET_CONF:
 979                 hostif_mib_get_confirm(priv);
 980                 break;
 981         case HIF_MIB_SET_CONF:
 982                 hostif_mib_set_confirm(priv);
 983                 break;
 984         case HIF_POWER_MGMT_CONF:
 985                 hostif_power_mgmt_confirm(priv);
 986                 break;
 987         case HIF_SLEEP_CONF:
 988                 hostif_sleep_confirm(priv);
 989                 break;
 990         case HIF_START_CONF:
 991                 hostif_start_confirm(priv);
 992                 break;
 993         case HIF_CONNECT_IND:
 994                 hostif_connect_indication(priv);
 995                 break;
 996         case HIF_STOP_CONF:
 997                 hostif_stop_confirm(priv);
 998                 break;
 999         case HIF_PS_ADH_SET_CONF:
1000                 hostif_ps_adhoc_set_confirm(priv);
1001                 break;
1002         case HIF_INFRA_SET_CONF:
1003         case HIF_INFRA_SET2_CONF:
1004                 hostif_infrastructure_set_confirm(priv);
1005                 break;
1006         case HIF_ADH_SET_CONF:
1007         case HIF_ADH_SET2_CONF:
1008                 hostif_adhoc_set_confirm(priv);
1009                 break;
1010         case HIF_ASSOC_INFO_IND:
1011                 hostif_associate_indication(priv);
1012                 break;
1013         case HIF_MIC_FAILURE_CONF:
1014                 hostif_mic_failure_confirm(priv);
1015                 break;
1016         case HIF_SCAN_CONF:
1017                 hostif_bss_scan_confirm(priv);
1018                 break;
1019         case HIF_PHY_INFO_CONF:
1020         case HIF_PHY_INFO_IND:
1021                 hostif_phy_information_confirm(priv);
1022                 break;
1023         case HIF_SCAN_IND:
1024                 hostif_scan_indication(priv);
1025                 break;
1026         case HIF_AP_SET_CONF:
1027         default:
1028                 netdev_err(priv->net_dev, "undefined event[%04X]\n", event);
1029                 /* wake_up_all(&priv->confirm_wait); */
1030                 complete(&priv->confirm_wait);
1031                 break;
1032         }
1033
1034         /* add event to hostt buffer */
1035         priv->hostt.buff[priv->hostt.qtail] = event;
1036         priv->hostt.qtail = (priv->hostt.qtail + 1) % SME_EVENT_BUFF_SIZE;
1037 }
1038
1039 /* allocate size bytes, set header size and event */
1040 static void *hostif_generic_request(size_t size, int event)
1041 {
1042         struct hostif_hdr *p;
1043
1044         p = kzalloc(hif_align_size(size), GFP_ATOMIC);
1045         if (!p)
1046                 return NULL;
1047
1048         p->size = cpu_to_le16(size - sizeof(p->size));
1049         p->event = cpu_to_le16(event);
1050
1051         return p;
1052 }
1053
1054 int hostif_data_request(struct ks_wlan_private *priv, struct sk_buff *skb)
1055 {
1056         unsigned int skb_len = 0;
1057         unsigned char *buffer = NULL;
1058         unsigned int length = 0;
1059         struct hostif_data_request *pp;
1060         unsigned char *p;
1061         unsigned short eth_proto;
1062         struct ether_hdr *eth_hdr;
1063         unsigned short keyinfo = 0;
1064         struct ieee802_1x_hdr *aa1x_hdr;
1065         struct wpa_eapol_key *eap_key;
1066         struct ethhdr *eth;
1067         size_t size;
1068         int ret;
1069
1070         skb_len = skb->len;
1071         if (skb_len > ETH_FRAME_LEN) {
1072                 netdev_err(priv->net_dev, "bad length skb_len=%d\n", skb_len);
1073                 ret = -EOVERFLOW;
1074                 goto err_kfree_skb;
1075         }
1076
1077         if (is_disconnect_status(priv->connect_status) ||
1078             (priv->connect_status & FORCE_DISCONNECT) ||
1079             priv->wpa.mic_failure.stop) {
1080                 if (netif_queue_stopped(priv->net_dev))
1081                         netif_wake_queue(priv->net_dev);
1082
1083                 dev_kfree_skb(skb);
1084
1085                 return 0;
1086         }
1087
1088         /* power save wakeup */
1089         if (atomic_read(&priv->psstatus.status) == PS_SNOOZE) {
1090                 if (!netif_queue_stopped(priv->net_dev))
1091                         netif_stop_queue(priv->net_dev);
1092         }
1093
1094         size = sizeof(*pp) + 6 + skb_len + 8;
1095         pp = kmalloc(hif_align_size(size), GFP_ATOMIC);
1096         if (!pp) {
1097                 ret = -ENOMEM;
1098                 goto err_kfree_skb;
1099         }
1100
1101         p = (unsigned char *)pp->data;
1102
1103         buffer = skb->data;
1104         length = skb->len;
1105
1106         /* skb check */
1107         eth = (struct ethhdr *)skb->data;
1108         if (!ether_addr_equal(&priv->eth_addr[0], eth->h_source)) {
1109                 netdev_err(priv->net_dev,
1110                            "Invalid mac address: ethernet->h_source=%pM\n",
1111                            eth->h_source);
1112                 ret = -ENXIO;
1113                 goto err_kfree;
1114         }
1115
1116         /* dest and src MAC address copy */
1117         size = ETH_ALEN * 2;
1118         memcpy(p, buffer, size);
1119         p += size;
1120         buffer += size;
1121         length -= size;
1122
1123         /* EtherType/Length check */
1124         if (*(buffer + 1) + (*buffer << 8) > 1500) {
1125                 /* ProtocolEAP = *(buffer+1) + (*buffer << 8); */
1126                 /* SAP/CTL/OUI(6 byte) add */
1127                 *p++ = 0xAA;    /* DSAP */
1128                 *p++ = 0xAA;    /* SSAP */
1129                 *p++ = 0x03;    /* CTL */
1130                 *p++ = 0x00;    /* OUI ("000000") */
1131                 *p++ = 0x00;    /* OUI ("000000") */
1132                 *p++ = 0x00;    /* OUI ("000000") */
1133                 skb_len += 6;
1134         } else {
1135                 /* Length(2 byte) delete */
1136                 buffer += 2;
1137                 length -= 2;
1138                 skb_len -= 2;
1139         }
1140
1141         /* pp->data copy */
1142         memcpy(p, buffer, length);
1143
1144         p += length;
1145
1146         /* for WPA */
1147         eth_hdr = (struct ether_hdr *)&pp->data[0];
1148         eth_proto = ntohs(eth_hdr->h_proto);
1149
1150         /* for MIC FAILURE REPORT check */
1151         if (eth_proto == ETH_P_PAE &&
1152             priv->wpa.mic_failure.failure > 0) {
1153                 aa1x_hdr = (struct ieee802_1x_hdr *)(eth_hdr + 1);
1154                 if (aa1x_hdr->type == IEEE802_1X_TYPE_EAPOL_KEY) {
1155                         eap_key = (struct wpa_eapol_key *)(aa1x_hdr + 1);
1156                         keyinfo = ntohs(eap_key->key_info);
1157                 }
1158         }
1159
1160         if (priv->wpa.rsn_enabled && priv->wpa.key[0].key_len) {
1161                 /* no encryption */
1162                 if (eth_proto == ETH_P_PAE &&
1163                     priv->wpa.key[1].key_len == 0 &&
1164                     priv->wpa.key[2].key_len == 0 &&
1165                     priv->wpa.key[3].key_len == 0) {
1166                         pp->auth_type = cpu_to_le16(TYPE_AUTH);
1167                 } else {
1168                         if (priv->wpa.pairwise_suite == IW_AUTH_CIPHER_TKIP) {
1169                                 u8 mic[MICHAEL_MIC_LEN];
1170
1171                                 ret = michael_mic(priv->wpa.key[0].tx_mic_key,
1172                                                   &pp->data[0], skb_len,
1173                                                   0, mic);
1174                                 if (ret < 0)
1175                                         goto err_kfree;
1176
1177                                 memcpy(p, mic, sizeof(mic));
1178                                 length += sizeof(mic);
1179                                 skb_len += sizeof(mic);
1180                                 p += sizeof(mic);
1181                                 pp->auth_type =
1182                                     cpu_to_le16(TYPE_DATA);
1183                         } else if (priv->wpa.pairwise_suite ==
1184                                    IW_AUTH_CIPHER_CCMP) {
1185                                 pp->auth_type =
1186                                     cpu_to_le16(TYPE_DATA);
1187                         }
1188                 }
1189         } else {
1190                 if (eth_proto == ETH_P_PAE)
1191                         pp->auth_type = cpu_to_le16(TYPE_AUTH);
1192                 else
1193                         pp->auth_type = cpu_to_le16(TYPE_DATA);
1194         }
1195
1196         /* header value set */
1197         pp->header.size =
1198             cpu_to_le16((sizeof(*pp) - sizeof(pp->header.size) + skb_len));
1199         pp->header.event = cpu_to_le16(HIF_DATA_REQ);
1200
1201         /* tx request */
1202         ret = ks_wlan_hw_tx(priv, pp, hif_align_size(sizeof(*pp) + skb_len),
1203                             send_packet_complete, skb);
1204
1205         /* MIC FAILURE REPORT check */
1206         if (eth_proto == ETH_P_PAE &&
1207             priv->wpa.mic_failure.failure > 0) {
1208                 if (keyinfo & WPA_KEY_INFO_ERROR &&
1209                     keyinfo & WPA_KEY_INFO_REQUEST) {
1210                         netdev_err(priv->net_dev,
1211                                    "MIC ERROR Report SET : %04X\n", keyinfo);
1212                         hostif_sme_enqueue(priv, SME_MIC_FAILURE_REQUEST);
1213                 }
1214                 if (priv->wpa.mic_failure.failure == 2)
1215                         priv->wpa.mic_failure.stop = 1;
1216         }
1217
1218         return ret;
1219
1220 err_kfree:
1221         kfree(pp);
1222 err_kfree_skb:
1223         dev_kfree_skb(skb);
1224
1225         return ret;
1226 }
1227
1228 static inline void ps_confirm_wait_inc(struct ks_wlan_private *priv)
1229 {
1230         if (atomic_read(&priv->psstatus.status) > PS_ACTIVE_SET)
1231                 atomic_inc(&priv->psstatus.confirm_wait);
1232 }
1233
1234 static inline void send_request_to_device(struct ks_wlan_private *priv,
1235                                           void *data, size_t size)
1236 {
1237         ps_confirm_wait_inc(priv);
1238         ks_wlan_hw_tx(priv, data, size, NULL, NULL);
1239 }
1240
1241 static void hostif_mib_get_request(struct ks_wlan_private *priv,
1242                                    u32 mib_attribute)
1243 {
1244         struct hostif_mib_get_request *pp;
1245
1246         pp = hostif_generic_request(sizeof(*pp), HIF_MIB_GET_REQ);
1247         if (!pp)
1248                 return;
1249
1250         pp->mib_attribute = cpu_to_le32(mib_attribute);
1251
1252         send_request_to_device(priv, pp, hif_align_size(sizeof(*pp)));
1253 }
1254
1255 static void hostif_mib_set_request(struct ks_wlan_private *priv,
1256                                    enum mib_attribute attr,
1257                                    enum mib_data_type type,
1258                                    void *data, size_t size)
1259 {
1260         struct hostif_mib_set_request_t *pp;
1261
1262         if (priv->dev_state < DEVICE_STATE_BOOT)
1263                 return;
1264
1265         pp = hostif_generic_request(sizeof(*pp), HIF_MIB_SET_REQ);
1266         if (!pp)
1267                 return;
1268
1269         pp->mib_attribute = cpu_to_le32(attr);
1270         pp->mib_value.size = cpu_to_le16(size);
1271         pp->mib_value.type = cpu_to_le16(type);
1272         memcpy(&pp->mib_value.body, data, size);
1273
1274         send_request_to_device(priv, pp, hif_align_size(sizeof(*pp) + size));
1275 }
1276
1277 static inline void hostif_mib_set_request_int(struct ks_wlan_private *priv,
1278                                               enum mib_attribute attr, int val)
1279 {
1280         __le32 v = cpu_to_le32(val);
1281         size_t size = sizeof(v);
1282
1283         hostif_mib_set_request(priv, attr, MIB_VALUE_TYPE_INT, &v, size);
1284 }
1285
1286 static inline void hostif_mib_set_request_bool(struct ks_wlan_private *priv,
1287                                                enum mib_attribute attr,
1288                                                bool val)
1289 {
1290         __le32 v = cpu_to_le32(val);
1291         size_t size = sizeof(v);
1292
1293         hostif_mib_set_request(priv, attr, MIB_VALUE_TYPE_BOOL, &v, size);
1294 }
1295
1296 static inline void hostif_mib_set_request_ostring(struct ks_wlan_private *priv,
1297                                                   enum mib_attribute attr,
1298                                                   void *data, size_t size)
1299 {
1300         hostif_mib_set_request(priv, attr, MIB_VALUE_TYPE_OSTRING, data, size);
1301 }
1302
1303 static
1304 void hostif_start_request(struct ks_wlan_private *priv, unsigned char mode)
1305 {
1306         struct hostif_start_request *pp;
1307
1308         pp = hostif_generic_request(sizeof(*pp), HIF_START_REQ);
1309         if (!pp)
1310                 return;
1311
1312         pp->mode = cpu_to_le16(mode);
1313
1314         send_request_to_device(priv, pp, hif_align_size(sizeof(*pp)));
1315
1316         priv->aplist.size = 0;
1317         priv->scan_ind_count = 0;
1318 }
1319
1320 static __le16 ks_wlan_cap(struct ks_wlan_private *priv)
1321 {
1322         u16 capability = 0x0000;
1323
1324         if (priv->reg.preamble == SHORT_PREAMBLE)
1325                 capability |= WLAN_CAPABILITY_SHORT_PREAMBLE;
1326
1327         capability &= ~(WLAN_CAPABILITY_PBCC);  /* pbcc not support */
1328
1329         if (priv->reg.phy_type != D_11B_ONLY_MODE) {
1330                 capability |= WLAN_CAPABILITY_SHORT_SLOT_TIME;
1331                 capability &= ~(WLAN_CAPABILITY_DSSS_OFDM);
1332         }
1333
1334         return cpu_to_le16(capability);
1335 }
1336
1337 static void init_request(struct ks_wlan_private *priv,
1338                          struct hostif_request *req)
1339 {
1340         req->phy_type = cpu_to_le16(priv->reg.phy_type);
1341         req->cts_mode = cpu_to_le16(priv->reg.cts_mode);
1342         req->scan_type = cpu_to_le16(priv->reg.scan_type);
1343         req->rate_set.size = priv->reg.rate_set.size;
1344         req->capability = ks_wlan_cap(priv);
1345         memcpy(&req->rate_set.body[0], &priv->reg.rate_set.body[0],
1346                priv->reg.rate_set.size);
1347 }
1348
1349 static
1350 void hostif_ps_adhoc_set_request(struct ks_wlan_private *priv)
1351 {
1352         struct hostif_ps_adhoc_set_request *pp;
1353
1354         pp = hostif_generic_request(sizeof(*pp), HIF_PS_ADH_SET_REQ);
1355         if (!pp)
1356                 return;
1357
1358         init_request(priv, &pp->request);
1359         pp->channel = cpu_to_le16(priv->reg.channel);
1360
1361         send_request_to_device(priv, pp, hif_align_size(sizeof(*pp)));
1362 }
1363
1364 static
1365 void hostif_infrastructure_set_request(struct ks_wlan_private *priv, int event)
1366 {
1367         struct hostif_infrastructure_set_request *pp;
1368
1369         pp = hostif_generic_request(sizeof(*pp), event);
1370         if (!pp)
1371                 return;
1372
1373         init_request(priv, &pp->request);
1374         pp->ssid.size = priv->reg.ssid.size;
1375         memcpy(&pp->ssid.body[0], &priv->reg.ssid.body[0], priv->reg.ssid.size);
1376         pp->beacon_lost_count =
1377             cpu_to_le16(priv->reg.beacon_lost_count);
1378         pp->auth_type = cpu_to_le16(priv->reg.authenticate_type);
1379
1380         pp->channel_list.body[0] = 1;
1381         pp->channel_list.body[1] = 8;
1382         pp->channel_list.body[2] = 2;
1383         pp->channel_list.body[3] = 9;
1384         pp->channel_list.body[4] = 3;
1385         pp->channel_list.body[5] = 10;
1386         pp->channel_list.body[6] = 4;
1387         pp->channel_list.body[7] = 11;
1388         pp->channel_list.body[8] = 5;
1389         pp->channel_list.body[9] = 12;
1390         pp->channel_list.body[10] = 6;
1391         pp->channel_list.body[11] = 13;
1392         pp->channel_list.body[12] = 7;
1393         if (priv->reg.phy_type == D_11G_ONLY_MODE) {
1394                 pp->channel_list.size = 13;
1395         } else {
1396                 pp->channel_list.body[13] = 14;
1397                 pp->channel_list.size = 14;
1398         }
1399
1400         send_request_to_device(priv, pp, hif_align_size(sizeof(*pp)));
1401 }
1402
1403 static
1404 void hostif_adhoc_set_request(struct ks_wlan_private *priv)
1405 {
1406         struct hostif_adhoc_set_request *pp;
1407
1408         pp = hostif_generic_request(sizeof(*pp), HIF_ADH_SET_REQ);
1409         if (!pp)
1410                 return;
1411
1412         init_request(priv, &pp->request);
1413         pp->channel = cpu_to_le16(priv->reg.channel);
1414         pp->ssid.size = priv->reg.ssid.size;
1415         memcpy(&pp->ssid.body[0], &priv->reg.ssid.body[0], priv->reg.ssid.size);
1416
1417         send_request_to_device(priv, pp, hif_align_size(sizeof(*pp)));
1418 }
1419
1420 static
1421 void hostif_adhoc_set2_request(struct ks_wlan_private *priv)
1422 {
1423         struct hostif_adhoc_set2_request *pp;
1424
1425         pp = hostif_generic_request(sizeof(*pp), HIF_ADH_SET_REQ);
1426         if (!pp)
1427                 return;
1428
1429         init_request(priv, &pp->request);
1430         pp->ssid.size = priv->reg.ssid.size;
1431         memcpy(&pp->ssid.body[0], &priv->reg.ssid.body[0], priv->reg.ssid.size);
1432
1433         pp->channel_list.body[0] = priv->reg.channel;
1434         pp->channel_list.size = 1;
1435         memcpy(pp->bssid, priv->reg.bssid, ETH_ALEN);
1436
1437         send_request_to_device(priv, pp, hif_align_size(sizeof(*pp)));
1438 }
1439
1440 static
1441 void hostif_stop_request(struct ks_wlan_private *priv)
1442 {
1443         struct hostif_stop_request *pp;
1444
1445         pp = hostif_generic_request(sizeof(*pp), HIF_STOP_REQ);
1446         if (!pp)
1447                 return;
1448
1449         send_request_to_device(priv, pp, hif_align_size(sizeof(*pp)));
1450 }
1451
1452 static
1453 void hostif_phy_information_request(struct ks_wlan_private *priv)
1454 {
1455         struct hostif_phy_information_request *pp;
1456
1457         pp = hostif_generic_request(sizeof(*pp), HIF_PHY_INFO_REQ);
1458         if (!pp)
1459                 return;
1460
1461         if (priv->reg.phy_info_timer) {
1462                 pp->type = cpu_to_le16(TIME_TYPE);
1463                 pp->time = cpu_to_le16(priv->reg.phy_info_timer);
1464         } else {
1465                 pp->type = cpu_to_le16(NORMAL_TYPE);
1466                 pp->time = cpu_to_le16(0);
1467         }
1468
1469         send_request_to_device(priv, pp, hif_align_size(sizeof(*pp)));
1470 }
1471
1472 static
1473 void hostif_power_mgmt_request(struct ks_wlan_private *priv,
1474                                u32 mode, u32 wake_up, u32 receive_dtims)
1475 {
1476         struct hostif_power_mgmt_request *pp;
1477
1478         pp = hostif_generic_request(sizeof(*pp), HIF_POWER_MGMT_REQ);
1479         if (!pp)
1480                 return;
1481
1482         pp->mode = cpu_to_le32(mode);
1483         pp->wake_up = cpu_to_le32(wake_up);
1484         pp->receive_dtims = cpu_to_le32(receive_dtims);
1485
1486         send_request_to_device(priv, pp, hif_align_size(sizeof(*pp)));
1487 }
1488
1489 static
1490 void hostif_sleep_request(struct ks_wlan_private *priv,
1491                           enum sleep_mode_type mode)
1492 {
1493         struct hostif_sleep_request *pp;
1494
1495         if (mode == SLP_SLEEP) {
1496                 pp = hostif_generic_request(sizeof(*pp), HIF_SLEEP_REQ);
1497                 if (!pp)
1498                         return;
1499
1500                 send_request_to_device(priv, pp, hif_align_size(sizeof(*pp)));
1501         } else if (mode == SLP_ACTIVE) {
1502                 atomic_set(&priv->sleepstatus.wakeup_request, 1);
1503                 queue_delayed_work(priv->wq, &priv->rw_dwork, 1);
1504         } else {
1505                 netdev_err(priv->net_dev, "invalid mode %ld\n", (long)mode);
1506                 return;
1507         }
1508 }
1509
1510 static
1511 void hostif_bss_scan_request(struct ks_wlan_private *priv,
1512                              unsigned long scan_type, u8 *scan_ssid,
1513                              u8 scan_ssid_len)
1514 {
1515         struct hostif_bss_scan_request *pp;
1516
1517         pp = hostif_generic_request(sizeof(*pp), HIF_SCAN_REQ);
1518         if (!pp)
1519                 return;
1520
1521         pp->scan_type = scan_type;
1522
1523         pp->ch_time_min = cpu_to_le32(110);     /* default value */
1524         pp->ch_time_max = cpu_to_le32(130);     /* default value */
1525         pp->channel_list.body[0] = 1;
1526         pp->channel_list.body[1] = 8;
1527         pp->channel_list.body[2] = 2;
1528         pp->channel_list.body[3] = 9;
1529         pp->channel_list.body[4] = 3;
1530         pp->channel_list.body[5] = 10;
1531         pp->channel_list.body[6] = 4;
1532         pp->channel_list.body[7] = 11;
1533         pp->channel_list.body[8] = 5;
1534         pp->channel_list.body[9] = 12;
1535         pp->channel_list.body[10] = 6;
1536         pp->channel_list.body[11] = 13;
1537         pp->channel_list.body[12] = 7;
1538         if (priv->reg.phy_type == D_11G_ONLY_MODE) {
1539                 pp->channel_list.size = 13;
1540         } else {
1541                 pp->channel_list.body[13] = 14;
1542                 pp->channel_list.size = 14;
1543         }
1544         pp->ssid.size = 0;
1545
1546         /* specified SSID SCAN */
1547         if (scan_ssid_len > 0 && scan_ssid_len <= 32) {
1548                 pp->ssid.size = scan_ssid_len;
1549                 memcpy(&pp->ssid.body[0], scan_ssid, scan_ssid_len);
1550         }
1551
1552         send_request_to_device(priv, pp, hif_align_size(sizeof(*pp)));
1553
1554         priv->aplist.size = 0;
1555         priv->scan_ind_count = 0;
1556 }
1557
1558 static
1559 void hostif_mic_failure_request(struct ks_wlan_private *priv,
1560                                 u16 failure_count, u16 timer)
1561 {
1562         struct hostif_mic_failure_request *pp;
1563
1564         pp = hostif_generic_request(sizeof(*pp), HIF_MIC_FAILURE_REQ);
1565         if (!pp)
1566                 return;
1567
1568         pp->failure_count = cpu_to_le16(failure_count);
1569         pp->timer = cpu_to_le16(timer);
1570
1571         send_request_to_device(priv, pp, hif_align_size(sizeof(*pp)));
1572 }
1573
1574 /* Device I/O Receive indicate */
1575 static void devio_rec_ind(struct ks_wlan_private *priv, unsigned char *p,
1576                           unsigned int size)
1577 {
1578         if (!priv->is_device_open)
1579                 return;
1580
1581         spin_lock(&priv->dev_read_lock);
1582         priv->dev_data[atomic_read(&priv->rec_count)] = p;
1583         priv->dev_size[atomic_read(&priv->rec_count)] = size;
1584
1585         if (atomic_read(&priv->event_count) != DEVICE_STOCK_COUNT) {
1586                 /* rx event count inc */
1587                 atomic_inc(&priv->event_count);
1588         }
1589         atomic_inc(&priv->rec_count);
1590         if (atomic_read(&priv->rec_count) == DEVICE_STOCK_COUNT)
1591                 atomic_set(&priv->rec_count, 0);
1592
1593         wake_up_interruptible_all(&priv->devread_wait);
1594
1595         spin_unlock(&priv->dev_read_lock);
1596 }
1597
1598 void hostif_receive(struct ks_wlan_private *priv, unsigned char *p,
1599                     unsigned int size)
1600 {
1601         devio_rec_ind(priv, p, size);
1602
1603         priv->rxp = p;
1604         priv->rx_size = size;
1605
1606         if (get_word(priv) == priv->rx_size)
1607                 hostif_event_check(priv);
1608 }
1609
1610 static void hostif_sme_set_wep(struct ks_wlan_private *priv, int type)
1611 {
1612         switch (type) {
1613         case SME_WEP_INDEX_REQUEST:
1614                 hostif_mib_set_request_int(priv, DOT11_WEP_DEFAULT_KEY_ID,
1615                                            priv->reg.wep_index);
1616                 break;
1617         case SME_WEP_KEY1_REQUEST:
1618                 if (priv->wpa.wpa_enabled)
1619                         return;
1620                 hostif_mib_set_request_ostring(priv,
1621                                                DOT11_WEP_DEFAULT_KEY_VALUE1,
1622                                                &priv->reg.wep_key[0].val[0],
1623                                                priv->reg.wep_key[0].size);
1624                 break;
1625         case SME_WEP_KEY2_REQUEST:
1626                 if (priv->wpa.wpa_enabled)
1627                         return;
1628                 hostif_mib_set_request_ostring(priv,
1629                                                DOT11_WEP_DEFAULT_KEY_VALUE2,
1630                                                &priv->reg.wep_key[1].val[0],
1631                                                priv->reg.wep_key[1].size);
1632                 break;
1633         case SME_WEP_KEY3_REQUEST:
1634                 if (priv->wpa.wpa_enabled)
1635                         return;
1636                 hostif_mib_set_request_ostring(priv,
1637                                                DOT11_WEP_DEFAULT_KEY_VALUE3,
1638                                                &priv->reg.wep_key[2].val[0],
1639                                                priv->reg.wep_key[2].size);
1640                 break;
1641         case SME_WEP_KEY4_REQUEST:
1642                 if (priv->wpa.wpa_enabled)
1643                         return;
1644                 hostif_mib_set_request_ostring(priv,
1645                                                DOT11_WEP_DEFAULT_KEY_VALUE4,
1646                                                &priv->reg.wep_key[3].val[0],
1647                                                priv->reg.wep_key[3].size);
1648                 break;
1649         case SME_WEP_FLAG_REQUEST:
1650                 hostif_mib_set_request_bool(priv, DOT11_PRIVACY_INVOKED,
1651                                             priv->reg.privacy_invoked);
1652                 break;
1653         }
1654 }
1655
1656 struct wpa_suite {
1657         __le16 size;
1658         unsigned char suite[4][CIPHER_ID_LEN];
1659 } __packed;
1660
1661 struct rsn_mode {
1662         __le32 rsn_mode;
1663         __le16 rsn_capability;
1664 } __packed;
1665
1666 static void hostif_sme_set_rsn(struct ks_wlan_private *priv, int type)
1667 {
1668         struct wpa_suite wpa_suite;
1669         struct rsn_mode rsn_mode;
1670         size_t size;
1671         u32 mode;
1672         const u8 *buf = NULL;
1673
1674         memset(&wpa_suite, 0, sizeof(wpa_suite));
1675
1676         switch (type) {
1677         case SME_RSN_UCAST_REQUEST:
1678                 wpa_suite.size = cpu_to_le16(1);
1679                 switch (priv->wpa.pairwise_suite) {
1680                 case IW_AUTH_CIPHER_NONE:
1681                         buf = (priv->wpa.version == IW_AUTH_WPA_VERSION_WPA2) ?
1682                                 CIPHER_ID_WPA2_NONE : CIPHER_ID_WPA_NONE;
1683                         break;
1684                 case IW_AUTH_CIPHER_WEP40:
1685                         buf = (priv->wpa.version == IW_AUTH_WPA_VERSION_WPA2) ?
1686                                 CIPHER_ID_WPA2_WEP40 : CIPHER_ID_WPA_WEP40;
1687                         break;
1688                 case IW_AUTH_CIPHER_TKIP:
1689                         buf = (priv->wpa.version == IW_AUTH_WPA_VERSION_WPA2) ?
1690                                 CIPHER_ID_WPA2_TKIP : CIPHER_ID_WPA_TKIP;
1691                         break;
1692                 case IW_AUTH_CIPHER_CCMP:
1693                         buf = (priv->wpa.version == IW_AUTH_WPA_VERSION_WPA2) ?
1694                                 CIPHER_ID_WPA2_CCMP : CIPHER_ID_WPA_CCMP;
1695                         break;
1696                 case IW_AUTH_CIPHER_WEP104:
1697                         buf = (priv->wpa.version == IW_AUTH_WPA_VERSION_WPA2) ?
1698                                 CIPHER_ID_WPA2_WEP104 : CIPHER_ID_WPA_WEP104;
1699                         break;
1700                 }
1701
1702                 if (buf)
1703                         memcpy(&wpa_suite.suite[0][0], buf, CIPHER_ID_LEN);
1704                 size = sizeof(wpa_suite.size) +
1705                        (CIPHER_ID_LEN * le16_to_cpu(wpa_suite.size));
1706                 hostif_mib_set_request_ostring(priv,
1707                                                DOT11_RSN_CONFIG_UNICAST_CIPHER,
1708                                                &wpa_suite, size);
1709                 break;
1710         case SME_RSN_MCAST_REQUEST:
1711                 switch (priv->wpa.group_suite) {
1712                 case IW_AUTH_CIPHER_NONE:
1713                         buf = (priv->wpa.version == IW_AUTH_WPA_VERSION_WPA2) ?
1714                                 CIPHER_ID_WPA2_NONE : CIPHER_ID_WPA_NONE;
1715                         break;
1716                 case IW_AUTH_CIPHER_WEP40:
1717                         buf = (priv->wpa.version == IW_AUTH_WPA_VERSION_WPA2) ?
1718                                 CIPHER_ID_WPA2_WEP40 : CIPHER_ID_WPA_WEP40;
1719                         break;
1720                 case IW_AUTH_CIPHER_TKIP:
1721                         buf = (priv->wpa.version == IW_AUTH_WPA_VERSION_WPA2) ?
1722                                 CIPHER_ID_WPA2_TKIP : CIPHER_ID_WPA_TKIP;
1723                         break;
1724                 case IW_AUTH_CIPHER_CCMP:
1725                         buf = (priv->wpa.version == IW_AUTH_WPA_VERSION_WPA2) ?
1726                                 CIPHER_ID_WPA2_CCMP : CIPHER_ID_WPA_CCMP;
1727                         break;
1728                 case IW_AUTH_CIPHER_WEP104:
1729                         buf = (priv->wpa.version == IW_AUTH_WPA_VERSION_WPA2) ?
1730                                 CIPHER_ID_WPA2_WEP104 : CIPHER_ID_WPA_WEP104;
1731                         break;
1732                 }
1733                 if (buf)
1734                         memcpy(&wpa_suite.suite[0][0], buf, CIPHER_ID_LEN);
1735                 hostif_mib_set_request_ostring(priv,
1736                                                DOT11_RSN_CONFIG_MULTICAST_CIPHER,
1737                                                &wpa_suite.suite[0][0],
1738                                                CIPHER_ID_LEN);
1739                 break;
1740         case SME_RSN_AUTH_REQUEST:
1741                 wpa_suite.size = cpu_to_le16(1);
1742                 switch (priv->wpa.key_mgmt_suite) {
1743                 case IW_AUTH_KEY_MGMT_802_1X:
1744                         buf = (priv->wpa.version == IW_AUTH_WPA_VERSION_WPA2) ?
1745                                 KEY_MGMT_ID_WPA2_1X : KEY_MGMT_ID_WPA_1X;
1746                         break;
1747                 case IW_AUTH_KEY_MGMT_PSK:
1748                         buf = (priv->wpa.version == IW_AUTH_WPA_VERSION_WPA2) ?
1749                                 KEY_MGMT_ID_WPA2_PSK : KEY_MGMT_ID_WPA_PSK;
1750                         break;
1751                 case 0:
1752                         buf = (priv->wpa.version == IW_AUTH_WPA_VERSION_WPA2) ?
1753                                 KEY_MGMT_ID_WPA2_NONE : KEY_MGMT_ID_WPA_NONE;
1754                         break;
1755                 case 4:
1756                         buf = (priv->wpa.version == IW_AUTH_WPA_VERSION_WPA2) ?
1757                                 KEY_MGMT_ID_WPA2_WPANONE :
1758                                 KEY_MGMT_ID_WPA_WPANONE;
1759                         break;
1760                 }
1761
1762                 if (buf)
1763                         memcpy(&wpa_suite.suite[0][0], buf, KEY_MGMT_ID_LEN);
1764                 size = sizeof(wpa_suite.size) +
1765                        (KEY_MGMT_ID_LEN * le16_to_cpu(wpa_suite.size));
1766                 hostif_mib_set_request_ostring(priv,
1767                                                DOT11_RSN_CONFIG_AUTH_SUITE,
1768                                                &wpa_suite, size);
1769                 break;
1770         case SME_RSN_ENABLED_REQUEST:
1771                 hostif_mib_set_request_bool(priv, DOT11_RSN_ENABLED,
1772                                             priv->wpa.rsn_enabled);
1773                 break;
1774         case SME_RSN_MODE_REQUEST:
1775                 mode = (priv->wpa.version == IW_AUTH_WPA_VERSION_WPA2) ?
1776                         RSN_MODE_WPA2 :
1777                         (priv->wpa.version == IW_AUTH_WPA_VERSION_WPA) ?
1778                          RSN_MODE_WPA : RSN_MODE_NONE;
1779                 rsn_mode.rsn_mode = cpu_to_le32(mode);
1780                 rsn_mode.rsn_capability = cpu_to_le16(0);
1781                 hostif_mib_set_request_ostring(priv, LOCAL_RSN_MODE,
1782                                                &rsn_mode, sizeof(rsn_mode));
1783                 break;
1784         }
1785 }
1786
1787 static
1788 void hostif_sme_mode_setup(struct ks_wlan_private *priv)
1789 {
1790         unsigned char rate_size;
1791         unsigned char rate_octet[RATE_SET_MAX_SIZE];
1792         int i = 0;
1793
1794         /* rate setting if rate segging is auto for changing phy_type (#94) */
1795         if (priv->reg.tx_rate == TX_RATE_FULL_AUTO) {
1796                 if (priv->reg.phy_type == D_11B_ONLY_MODE) {
1797                         priv->reg.rate_set.body[3] = TX_RATE_11M;
1798                         priv->reg.rate_set.body[2] = TX_RATE_5M;
1799                         priv->reg.rate_set.body[1] = TX_RATE_2M | BASIC_RATE;
1800                         priv->reg.rate_set.body[0] = TX_RATE_1M | BASIC_RATE;
1801                         priv->reg.rate_set.size = 4;
1802                 } else {        /* D_11G_ONLY_MODE or D_11BG_COMPATIBLE_MODE */
1803                         priv->reg.rate_set.body[11] = TX_RATE_54M;
1804                         priv->reg.rate_set.body[10] = TX_RATE_48M;
1805                         priv->reg.rate_set.body[9] = TX_RATE_36M;
1806                         priv->reg.rate_set.body[8] = TX_RATE_18M;
1807                         priv->reg.rate_set.body[7] = TX_RATE_9M;
1808                         priv->reg.rate_set.body[6] = TX_RATE_24M | BASIC_RATE;
1809                         priv->reg.rate_set.body[5] = TX_RATE_12M | BASIC_RATE;
1810                         priv->reg.rate_set.body[4] = TX_RATE_6M | BASIC_RATE;
1811                         priv->reg.rate_set.body[3] = TX_RATE_11M | BASIC_RATE;
1812                         priv->reg.rate_set.body[2] = TX_RATE_5M | BASIC_RATE;
1813                         priv->reg.rate_set.body[1] = TX_RATE_2M | BASIC_RATE;
1814                         priv->reg.rate_set.body[0] = TX_RATE_1M | BASIC_RATE;
1815                         priv->reg.rate_set.size = 12;
1816                 }
1817         }
1818
1819         /* rate mask by phy setting */
1820         if (priv->reg.phy_type == D_11B_ONLY_MODE) {
1821                 for (i = 0; i < priv->reg.rate_set.size; i++) {
1822                         if (!is_11b_rate(priv->reg.rate_set.body[i]))
1823                                 break;
1824
1825                         if ((priv->reg.rate_set.body[i] & RATE_MASK) >= TX_RATE_5M) {
1826                                 rate_octet[i] = priv->reg.rate_set.body[i] &
1827                                                 RATE_MASK;
1828                         } else {
1829                                 rate_octet[i] = priv->reg.rate_set.body[i];
1830                         }
1831                 }
1832
1833         } else {        /* D_11G_ONLY_MODE or D_11BG_COMPATIBLE_MODE */
1834                 for (i = 0; i < priv->reg.rate_set.size; i++) {
1835                         if (!is_11bg_rate(priv->reg.rate_set.body[i]))
1836                                 break;
1837
1838                         if (is_ofdm_ext_rate(priv->reg.rate_set.body[i])) {
1839                                 rate_octet[i] = priv->reg.rate_set.body[i] &
1840                                                 RATE_MASK;
1841                         } else {
1842                                 rate_octet[i] = priv->reg.rate_set.body[i];
1843                         }
1844                 }
1845         }
1846         rate_size = i;
1847         if (rate_size == 0) {
1848                 if (priv->reg.phy_type == D_11G_ONLY_MODE)
1849                         rate_octet[0] = TX_RATE_6M | BASIC_RATE;
1850                 else
1851                         rate_octet[0] = TX_RATE_2M | BASIC_RATE;
1852                 rate_size = 1;
1853         }
1854
1855         /* rate set update */
1856         priv->reg.rate_set.size = rate_size;
1857         memcpy(&priv->reg.rate_set.body[0], &rate_octet[0], rate_size);
1858
1859         switch (priv->reg.operation_mode) {
1860         case MODE_PSEUDO_ADHOC:
1861                 hostif_ps_adhoc_set_request(priv);
1862                 break;
1863         case MODE_INFRASTRUCTURE:
1864                 if (!is_valid_ether_addr((u8 *)priv->reg.bssid)) {
1865                         hostif_infrastructure_set_request(priv,
1866                                                           HIF_INFRA_SET_REQ);
1867                 } else {
1868                         hostif_infrastructure_set_request(priv,
1869                                                           HIF_INFRA_SET2_REQ);
1870                         netdev_dbg(priv->net_dev,
1871                                    "Infra bssid = %pM\n", priv->reg.bssid);
1872                 }
1873                 break;
1874         case MODE_ADHOC:
1875                 if (!is_valid_ether_addr((u8 *)priv->reg.bssid)) {
1876                         hostif_adhoc_set_request(priv);
1877                 } else {
1878                         hostif_adhoc_set2_request(priv);
1879                         netdev_dbg(priv->net_dev,
1880                                    "Adhoc bssid = %pM\n", priv->reg.bssid);
1881                 }
1882                 break;
1883         default:
1884                 break;
1885         }
1886 }
1887
1888 static
1889 void hostif_sme_multicast_set(struct ks_wlan_private *priv)
1890 {
1891         struct net_device *dev = priv->net_dev;
1892         int mc_count;
1893         struct netdev_hw_addr *ha;
1894         char set_address[NIC_MAX_MCAST_LIST * ETH_ALEN];
1895         int i = 0;
1896
1897         spin_lock(&priv->multicast_spin);
1898
1899         memset(set_address, 0, NIC_MAX_MCAST_LIST * ETH_ALEN);
1900
1901         if (dev->flags & IFF_PROMISC) {
1902                 hostif_mib_set_request_int(priv, LOCAL_MULTICAST_FILTER,
1903                                            MCAST_FILTER_PROMISC);
1904                 goto spin_unlock;
1905         }
1906
1907         if ((netdev_mc_count(dev) > NIC_MAX_MCAST_LIST) ||
1908             (dev->flags & IFF_ALLMULTI)) {
1909                 hostif_mib_set_request_int(priv, LOCAL_MULTICAST_FILTER,
1910                                            MCAST_FILTER_MCASTALL);
1911                 goto spin_unlock;
1912         }
1913
1914         if (priv->sme_i.sme_flag & SME_MULTICAST) {
1915                 mc_count = netdev_mc_count(dev);
1916                 netdev_for_each_mc_addr(ha, dev) {
1917                         ether_addr_copy(&set_address[i * ETH_ALEN], ha->addr);
1918                         i++;
1919                 }
1920                 priv->sme_i.sme_flag &= ~SME_MULTICAST;
1921                 hostif_mib_set_request_ostring(priv, LOCAL_MULTICAST_ADDRESS,
1922                                                &set_address[0],
1923                                                ETH_ALEN * mc_count);
1924         } else {
1925                 priv->sme_i.sme_flag |= SME_MULTICAST;
1926                 hostif_mib_set_request_int(priv, LOCAL_MULTICAST_FILTER,
1927                                            MCAST_FILTER_MCAST);
1928         }
1929
1930 spin_unlock:
1931         spin_unlock(&priv->multicast_spin);
1932 }
1933
1934 static void hostif_sme_power_mgmt_set(struct ks_wlan_private *priv)
1935 {
1936         u32 mode, wake_up, receive_dtims;
1937
1938         if (priv->reg.power_mgmt != POWER_MGMT_SAVE1 &&
1939             priv->reg.power_mgmt != POWER_MGMT_SAVE2) {
1940                 mode = POWER_ACTIVE;
1941                 wake_up = 0;
1942                 receive_dtims = 0;
1943         } else {
1944                 mode = (priv->reg.operation_mode == MODE_INFRASTRUCTURE) ?
1945                         POWER_SAVE : POWER_ACTIVE;
1946                 wake_up = 0;
1947                 receive_dtims = (priv->reg.operation_mode == MODE_INFRASTRUCTURE &&
1948                                  priv->reg.power_mgmt == POWER_MGMT_SAVE2);
1949         }
1950
1951         hostif_power_mgmt_request(priv, mode, wake_up, receive_dtims);
1952 }
1953
1954 static void hostif_sme_sleep_set(struct ks_wlan_private *priv)
1955 {
1956         if (priv->sleep_mode != SLP_SLEEP &&
1957             priv->sleep_mode != SLP_ACTIVE)
1958                 return;
1959
1960         hostif_sleep_request(priv, priv->sleep_mode);
1961 }
1962
1963 static
1964 void hostif_sme_set_key(struct ks_wlan_private *priv, int type)
1965 {
1966         switch (type) {
1967         case SME_SET_FLAG:
1968                 hostif_mib_set_request_bool(priv, DOT11_PRIVACY_INVOKED,
1969                                             priv->reg.privacy_invoked);
1970                 break;
1971         case SME_SET_TXKEY:
1972                 hostif_mib_set_request_int(priv, DOT11_WEP_DEFAULT_KEY_ID,
1973                                            priv->wpa.txkey);
1974                 break;
1975         case SME_SET_KEY1:
1976                 hostif_mib_set_request_ostring(priv,
1977                                                DOT11_WEP_DEFAULT_KEY_VALUE1,
1978                                                &priv->wpa.key[0].key_val[0],
1979                                                priv->wpa.key[0].key_len);
1980                 break;
1981         case SME_SET_KEY2:
1982                 hostif_mib_set_request_ostring(priv,
1983                                                DOT11_WEP_DEFAULT_KEY_VALUE2,
1984                                                &priv->wpa.key[1].key_val[0],
1985                                                priv->wpa.key[1].key_len);
1986                 break;
1987         case SME_SET_KEY3:
1988                 hostif_mib_set_request_ostring(priv,
1989                                                DOT11_WEP_DEFAULT_KEY_VALUE3,
1990                                                &priv->wpa.key[2].key_val[0],
1991                                                priv->wpa.key[2].key_len);
1992                 break;
1993         case SME_SET_KEY4:
1994                 hostif_mib_set_request_ostring(priv,
1995                                                DOT11_WEP_DEFAULT_KEY_VALUE4,
1996                                                &priv->wpa.key[3].key_val[0],
1997                                                priv->wpa.key[3].key_len);
1998                 break;
1999         case SME_SET_PMK_TSC:
2000                 hostif_mib_set_request_ostring(priv, DOT11_PMK_TSC,
2001                                                &priv->wpa.key[0].rx_seq[0],
2002                                                WPA_RX_SEQ_LEN);
2003                 break;
2004         case SME_SET_GMK1_TSC:
2005                 hostif_mib_set_request_ostring(priv, DOT11_GMK1_TSC,
2006                                                &priv->wpa.key[1].rx_seq[0],
2007                                                WPA_RX_SEQ_LEN);
2008                 break;
2009         case SME_SET_GMK2_TSC:
2010                 hostif_mib_set_request_ostring(priv, DOT11_GMK2_TSC,
2011                                                &priv->wpa.key[2].rx_seq[0],
2012                                                WPA_RX_SEQ_LEN);
2013                 break;
2014         }
2015 }
2016
2017 static
2018 void hostif_sme_set_pmksa(struct ks_wlan_private *priv)
2019 {
2020         struct pmk_cache {
2021                 __le16 size;
2022                 struct {
2023                         u8 bssid[ETH_ALEN];
2024                         u8 pmkid[IW_PMKID_LEN];
2025                 } __packed list[PMK_LIST_MAX];
2026         } __packed pmkcache;
2027         struct pmk *pmk;
2028         size_t size;
2029         int i = 0;
2030
2031         list_for_each_entry(pmk, &priv->pmklist.head, list) {
2032                 if (i >= PMK_LIST_MAX)
2033                         break;
2034                 ether_addr_copy(pmkcache.list[i].bssid, pmk->bssid);
2035                 memcpy(pmkcache.list[i].pmkid, pmk->pmkid, IW_PMKID_LEN);
2036                 i++;
2037         }
2038         pmkcache.size = cpu_to_le16(priv->pmklist.size);
2039         size = sizeof(priv->pmklist.size) +
2040                ((ETH_ALEN + IW_PMKID_LEN) * priv->pmklist.size);
2041         hostif_mib_set_request_ostring(priv, LOCAL_PMK, &pmkcache, size);
2042 }
2043
2044 /* execute sme */
2045 static void hostif_sme_execute(struct ks_wlan_private *priv, int event)
2046 {
2047         u16 failure;
2048
2049         switch (event) {
2050         case SME_START:
2051                 if (priv->dev_state == DEVICE_STATE_BOOT)
2052                         hostif_mib_get_request(priv, DOT11_MAC_ADDRESS);
2053                 break;
2054         case SME_MULTICAST_REQUEST:
2055                 hostif_sme_multicast_set(priv);
2056                 break;
2057         case SME_MACADDRESS_SET_REQUEST:
2058                 hostif_mib_set_request_ostring(priv, LOCAL_CURRENTADDRESS,
2059                                                &priv->eth_addr[0], ETH_ALEN);
2060                 break;
2061         case SME_BSS_SCAN_REQUEST:
2062                 hostif_bss_scan_request(priv, priv->reg.scan_type,
2063                                         priv->scan_ssid, priv->scan_ssid_len);
2064                 break;
2065         case SME_POW_MNGMT_REQUEST:
2066                 hostif_sme_power_mgmt_set(priv);
2067                 break;
2068         case SME_PHY_INFO_REQUEST:
2069                 hostif_phy_information_request(priv);
2070                 break;
2071         case SME_MIC_FAILURE_REQUEST:
2072                 failure = priv->wpa.mic_failure.failure;
2073                 if (failure != 1 && failure != 2) {
2074                         netdev_err(priv->net_dev,
2075                                    "SME_MIC_FAILURE_REQUEST: failure count=%u error?\n",
2076                                    failure);
2077                         return;
2078                 }
2079                 hostif_mic_failure_request(priv, failure - 1, (failure == 1) ?
2080                                             0 : priv->wpa.mic_failure.counter);
2081                 break;
2082         case SME_MIC_FAILURE_CONFIRM:
2083                 if (priv->wpa.mic_failure.failure == 2) {
2084                         if (priv->wpa.mic_failure.stop)
2085                                 priv->wpa.mic_failure.stop = 0;
2086                         priv->wpa.mic_failure.failure = 0;
2087                         hostif_start_request(priv, priv->reg.operation_mode);
2088                 }
2089                 break;
2090         case SME_GET_MAC_ADDRESS:
2091                 if (priv->dev_state == DEVICE_STATE_BOOT)
2092                         hostif_mib_get_request(priv, DOT11_PRODUCT_VERSION);
2093                 break;
2094         case SME_GET_PRODUCT_VERSION:
2095                 if (priv->dev_state == DEVICE_STATE_BOOT)
2096                         priv->dev_state = DEVICE_STATE_PREINIT;
2097                 break;
2098         case SME_STOP_REQUEST:
2099                 hostif_stop_request(priv);
2100                 break;
2101         case SME_RTS_THRESHOLD_REQUEST:
2102                 hostif_mib_set_request_int(priv, DOT11_RTS_THRESHOLD,
2103                                            priv->reg.rts);
2104                 break;
2105         case SME_FRAGMENTATION_THRESHOLD_REQUEST:
2106                 hostif_mib_set_request_int(priv, DOT11_FRAGMENTATION_THRESHOLD,
2107                                            priv->reg.fragment);
2108                 break;
2109         case SME_WEP_INDEX_REQUEST:
2110         case SME_WEP_KEY1_REQUEST:
2111         case SME_WEP_KEY2_REQUEST:
2112         case SME_WEP_KEY3_REQUEST:
2113         case SME_WEP_KEY4_REQUEST:
2114         case SME_WEP_FLAG_REQUEST:
2115                 hostif_sme_set_wep(priv, event);
2116                 break;
2117         case SME_RSN_UCAST_REQUEST:
2118         case SME_RSN_MCAST_REQUEST:
2119         case SME_RSN_AUTH_REQUEST:
2120         case SME_RSN_ENABLED_REQUEST:
2121         case SME_RSN_MODE_REQUEST:
2122                 hostif_sme_set_rsn(priv, event);
2123                 break;
2124         case SME_SET_FLAG:
2125         case SME_SET_TXKEY:
2126         case SME_SET_KEY1:
2127         case SME_SET_KEY2:
2128         case SME_SET_KEY3:
2129         case SME_SET_KEY4:
2130         case SME_SET_PMK_TSC:
2131         case SME_SET_GMK1_TSC:
2132         case SME_SET_GMK2_TSC:
2133                 hostif_sme_set_key(priv, event);
2134                 break;
2135         case SME_SET_PMKSA:
2136                 hostif_sme_set_pmksa(priv);
2137                 break;
2138         case SME_WPS_ENABLE_REQUEST:
2139                 hostif_mib_set_request_int(priv, LOCAL_WPS_ENABLE,
2140                                            priv->wps.wps_enabled);
2141                 break;
2142         case SME_WPS_PROBE_REQUEST:
2143                 hostif_mib_set_request_ostring(priv, LOCAL_WPS_PROBE_REQ,
2144                                                priv->wps.ie, priv->wps.ielen);
2145                 break;
2146         case SME_MODE_SET_REQUEST:
2147                 hostif_sme_mode_setup(priv);
2148                 break;
2149         case SME_SET_GAIN:
2150                 hostif_mib_set_request_ostring(priv, LOCAL_GAIN,
2151                                                &priv->gain, sizeof(priv->gain));
2152                 break;
2153         case SME_GET_GAIN:
2154                 hostif_mib_get_request(priv, LOCAL_GAIN);
2155                 break;
2156         case SME_GET_EEPROM_CKSUM:
2157                 priv->eeprom_checksum = EEPROM_FW_NOT_SUPPORT;  /* initialize */
2158                 hostif_mib_get_request(priv, LOCAL_EEPROM_SUM);
2159                 break;
2160         case SME_START_REQUEST:
2161                 hostif_start_request(priv, priv->reg.operation_mode);
2162                 break;
2163         case SME_START_CONFIRM:
2164                 /* for power save */
2165                 atomic_set(&priv->psstatus.snooze_guard, 0);
2166                 atomic_set(&priv->psstatus.confirm_wait, 0);
2167                 if (priv->dev_state == DEVICE_STATE_PREINIT)
2168                         priv->dev_state = DEVICE_STATE_INIT;
2169                 /* wake_up_interruptible_all(&priv->confirm_wait); */
2170                 complete(&priv->confirm_wait);
2171                 break;
2172         case SME_SLEEP_REQUEST:
2173                 hostif_sme_sleep_set(priv);
2174                 break;
2175         case SME_SET_REGION:
2176                 hostif_mib_set_request_int(priv, LOCAL_REGION, priv->region);
2177                 break;
2178         case SME_MULTICAST_CONFIRM:
2179         case SME_BSS_SCAN_CONFIRM:
2180         case SME_POW_MNGMT_CONFIRM:
2181         case SME_PHY_INFO_CONFIRM:
2182         case SME_STOP_CONFIRM:
2183         case SME_RTS_THRESHOLD_CONFIRM:
2184         case SME_FRAGMENTATION_THRESHOLD_CONFIRM:
2185         case SME_WEP_INDEX_CONFIRM:
2186         case SME_WEP_KEY1_CONFIRM:
2187         case SME_WEP_KEY2_CONFIRM:
2188         case SME_WEP_KEY3_CONFIRM:
2189         case SME_WEP_KEY4_CONFIRM:
2190         case SME_WEP_FLAG_CONFIRM:
2191         case SME_RSN_UCAST_CONFIRM:
2192         case SME_RSN_MCAST_CONFIRM:
2193         case SME_RSN_AUTH_CONFIRM:
2194         case SME_RSN_ENABLED_CONFIRM:
2195         case SME_RSN_MODE_CONFIRM:
2196         case SME_MODE_SET_CONFIRM:
2197         case SME_TERMINATE:
2198         default:
2199                 break;
2200         }
2201 }
2202
2203 static
2204 void hostif_sme_task(struct tasklet_struct *t)
2205 {
2206         struct ks_wlan_private *priv = from_tasklet(priv, t, sme_task);
2207
2208         if (priv->dev_state < DEVICE_STATE_BOOT)
2209                 return;
2210
2211         if (cnt_smeqbody(priv) <= 0)
2212                 return;
2213
2214         hostif_sme_execute(priv, priv->sme_i.event_buff[priv->sme_i.qhead]);
2215         inc_smeqhead(priv);
2216         if (cnt_smeqbody(priv) > 0)
2217                 tasklet_schedule(&priv->sme_task);
2218 }
2219
2220 /* send to Station Management Entity module */
2221 void hostif_sme_enqueue(struct ks_wlan_private *priv, u16 event)
2222 {
2223         /* enqueue sme event */
2224         if (cnt_smeqbody(priv) < (SME_EVENT_BUFF_SIZE - 1)) {
2225                 priv->sme_i.event_buff[priv->sme_i.qtail] = event;
2226                 inc_smeqtail(priv);
2227         } else {
2228                 /* in case of buffer overflow */
2229                 netdev_err(priv->net_dev, "sme queue buffer overflow\n");
2230         }
2231
2232         tasklet_schedule(&priv->sme_task);
2233 }
2234
2235 static inline void hostif_aplist_init(struct ks_wlan_private *priv)
2236 {
2237         size_t size = LOCAL_APLIST_MAX * sizeof(struct local_ap);
2238
2239         priv->aplist.size = 0;
2240         memset(&priv->aplist.ap[0], 0, size);
2241 }
2242
2243 static inline void hostif_status_init(struct ks_wlan_private *priv)
2244 {
2245         priv->infra_status = 0;
2246         priv->current_rate = 4;
2247         priv->connect_status = DISCONNECT_STATUS;
2248 }
2249
2250 static inline void hostif_sme_init(struct ks_wlan_private *priv)
2251 {
2252         priv->sme_i.sme_status = SME_IDLE;
2253         priv->sme_i.qhead = 0;
2254         priv->sme_i.qtail = 0;
2255         spin_lock_init(&priv->sme_i.sme_spin);
2256         priv->sme_i.sme_flag = 0;
2257         tasklet_setup(&priv->sme_task, hostif_sme_task);
2258 }
2259
2260 static inline void hostif_wpa_init(struct ks_wlan_private *priv)
2261 {
2262         memset(&priv->wpa, 0, sizeof(priv->wpa));
2263         priv->wpa.rsn_enabled = false;
2264         priv->wpa.mic_failure.failure = 0;
2265         priv->wpa.mic_failure.last_failure_time = 0;
2266         priv->wpa.mic_failure.stop = 0;
2267 }
2268
2269 static inline void hostif_power_save_init(struct ks_wlan_private *priv)
2270 {
2271         atomic_set(&priv->psstatus.status, PS_NONE);
2272         atomic_set(&priv->psstatus.confirm_wait, 0);
2273         atomic_set(&priv->psstatus.snooze_guard, 0);
2274         init_completion(&priv->psstatus.wakeup_wait);
2275         INIT_WORK(&priv->wakeup_work, ks_wlan_hw_wakeup_task);
2276 }
2277
2278 static inline void hostif_pmklist_init(struct ks_wlan_private *priv)
2279 {
2280         int i;
2281
2282         memset(&priv->pmklist, 0, sizeof(priv->pmklist));
2283         INIT_LIST_HEAD(&priv->pmklist.head);
2284         for (i = 0; i < PMK_LIST_MAX; i++)
2285                 INIT_LIST_HEAD(&priv->pmklist.pmk[i].list);
2286 }
2287
2288 static inline void hostif_counters_init(struct ks_wlan_private *priv)
2289 {
2290         priv->dev_count = 0;
2291         atomic_set(&priv->event_count, 0);
2292         atomic_set(&priv->rec_count, 0);
2293 }
2294
2295 int hostif_init(struct ks_wlan_private *priv)
2296 {
2297         hostif_aplist_init(priv);
2298         hostif_status_init(priv);
2299
2300         spin_lock_init(&priv->multicast_spin);
2301         spin_lock_init(&priv->dev_read_lock);
2302         init_waitqueue_head(&priv->devread_wait);
2303
2304         hostif_counters_init(priv);
2305         hostif_power_save_init(priv);
2306         hostif_wpa_init(priv);
2307         hostif_pmklist_init(priv);
2308         hostif_sme_init(priv);
2309
2310         return 0;
2311 }
2312
2313 void hostif_exit(struct ks_wlan_private *priv)
2314 {
2315         tasklet_kill(&priv->sme_task);
2316 }