drivers/staging/wilc1000/wilc_wfi_cfgoperations.c

   1 /*!
   2  *  @file       wilc_wfi_cfgopertaions.c
   3  *  @brief      CFG80211 Function Implementation functionality
   4  *  @author     aabouzaeid
   5  *                      mabubakr
   6  *                      mdaftedar
   7  *                      zsalah
   8  *  @sa         wilc_wfi_cfgopertaions.h top level OS wrapper file
   9  *  @date       31 Aug 2010
  10  *  @version    1.0
  11  */
  12
  13 #include "wilc_wfi_cfgoperations.h"
  14 #include "wilc_wlan.c"
  15 #ifdef WILC_SDIO
  16 #include "linux_wlan_sdio.h"    /* tony : for set_wiphy_dev() */
  17 #endif
  18
  19
  20 #define IS_MANAGMEMENT                          0x100
  21 #define IS_MANAGMEMENT_CALLBACK                 0x080
  22 #define IS_MGMT_STATUS_SUCCES                   0x040
  23 #define GET_PKT_OFFSET(a) (((a) >> 22) & 0x1ff)
  24
  25 extern int linux_wlan_get_firmware(perInterface_wlan_t *p_nic);
  26 extern void linux_wlan_unlock(void *vp);
  27 extern u16 Set_machw_change_vir_if(bool bValue);
  28
  29 extern int mac_open(struct net_device *ndev);
  30 extern int mac_close(struct net_device *ndev);
  31
  32 tstrNetworkInfo astrLastScannedNtwrksShadow[MAX_NUM_SCANNED_NETWORKS_SHADOW];
  33 u32 u32LastScannedNtwrksCountShadow;
  34 #ifdef DISABLE_PWRSAVE_AND_SCAN_DURING_IP
  35 struct timer_list hDuringIpTimer;
  36 #endif
  37 struct timer_list hAgingTimer;
  38 static u8 op_ifcs;
  39 extern u8 u8ConnectedSSID[6];
  40
  41 /*BugID_5137*/
  42 u8 g_wilc_initialized = 1;
  43 extern linux_wlan_t *g_linux_wlan;
  44 #ifdef DISABLE_PWRSAVE_AND_SCAN_DURING_IP
  45 extern bool g_obtainingIP;
  46 #endif
  47
  48 #define CHAN2G(_channel, _freq, _flags) {        \
  49                 .band             = IEEE80211_BAND_2GHZ, \
  50                 .center_freq      = (_freq),             \
  51                 .hw_value         = (_channel),          \
  52                 .flags            = (_flags),            \
  53                 .max_antenna_gain = 0,                   \
  54                 .max_power        = 30,                  \
  55 }
  56
  57 /*Frequency range for channels*/
  58 static struct ieee80211_channel WILC_WFI_2ghz_channels[] = {
  59         CHAN2G(1,  2412, 0),
  60         CHAN2G(2,  2417, 0),
  61         CHAN2G(3,  2422, 0),
  62         CHAN2G(4,  2427, 0),
  63         CHAN2G(5,  2432, 0),
  64         CHAN2G(6,  2437, 0),
  65         CHAN2G(7,  2442, 0),
  66         CHAN2G(8,  2447, 0),
  67         CHAN2G(9,  2452, 0),
  68         CHAN2G(10, 2457, 0),
  69         CHAN2G(11, 2462, 0),
  70         CHAN2G(12, 2467, 0),
  71         CHAN2G(13, 2472, 0),
  72         CHAN2G(14, 2484, 0),
  73 };
  74
  75 #define RATETAB_ENT(_rate, _hw_value, _flags) { \
  76                 .bitrate  = (_rate),                    \
  77                 .hw_value = (_hw_value),                \
  78                 .flags    = (_flags),                   \
  79 }
  80
  81
  82 /* Table 6 in section 3.2.1.1 */
  83 static struct ieee80211_rate WILC_WFI_rates[] = {
  84         RATETAB_ENT(10,  0,  0),
  85         RATETAB_ENT(20,  1,  0),
  86         RATETAB_ENT(55,  2,  0),
  87         RATETAB_ENT(110, 3,  0),
  88         RATETAB_ENT(60,  9,  0),
  89         RATETAB_ENT(90,  6,  0),
  90         RATETAB_ENT(120, 7,  0),
  91         RATETAB_ENT(180, 8,  0),
  92         RATETAB_ENT(240, 9,  0),
  93         RATETAB_ENT(360, 10, 0),
  94         RATETAB_ENT(480, 11, 0),
  95         RATETAB_ENT(540, 12, 0),
  96 };
  97
  98 #ifdef WILC_P2P
  99 struct p2p_mgmt_data {
 100         int size;
 101         u8 *buff;
 102 };
 103
 104 /*Global variable used to state the current  connected STA channel*/
 105 u8 u8WLANChannel = INVALID_CHANNEL;
 106
 107 /*BugID_5442*/
 108 u8 u8CurrChannel;
 109
 110 u8 u8P2P_oui[] = {0x50, 0x6f, 0x9A, 0x09};
 111 u8 u8P2Plocalrandom = 0x01;
 112 u8 u8P2Precvrandom = 0x00;
 113 u8 u8P2P_vendorspec[] = {0xdd, 0x05, 0x00, 0x08, 0x40, 0x03};
 114 bool bWilc_ie;
 115 #endif
 116
 117 static struct ieee80211_supported_band WILC_WFI_band_2ghz = {
 118         .channels = WILC_WFI_2ghz_channels,
 119         .n_channels = ARRAY_SIZE(WILC_WFI_2ghz_channels),
 120         .bitrates = WILC_WFI_rates,
 121         .n_bitrates = ARRAY_SIZE(WILC_WFI_rates),
 122 };
 123
 124
 125 /*BugID_5137*/
 126 struct add_key_params {
 127         u8 key_idx;
 128         bool pairwise;
 129         u8 *mac_addr;
 130 };
 131 struct add_key_params g_add_gtk_key_params;
 132 struct wilc_wfi_key g_key_gtk_params;
 133 struct add_key_params g_add_ptk_key_params;
 134 struct wilc_wfi_key g_key_ptk_params;
 135 struct wilc_wfi_wep_key g_key_wep_params;
 136 u8 g_flushing_in_progress;
 137 bool g_ptk_keys_saved;
 138 bool g_gtk_keys_saved;
 139 bool g_wep_keys_saved;
 140
 141 #define AGING_TIME      (9 * 1000)
 142 #define duringIP_TIME 15000
 143
 144 void clear_shadow_scan(void *pUserVoid)
 145 {
 146         int i;
 147         if (op_ifcs == 0) {
 148                 del_timer_sync(&hAgingTimer);
 149                 PRINT_INFO(CORECONFIG_DBG, "destroy aging timer\n");
 150
 151                 for (i = 0; i < u32LastScannedNtwrksCountShadow; i++) {
 152                         if (astrLastScannedNtwrksShadow[u32LastScannedNtwrksCountShadow].pu8IEs != NULL) {
 153                                 kfree(astrLastScannedNtwrksShadow[i].pu8IEs);
 154                                 astrLastScannedNtwrksShadow[u32LastScannedNtwrksCountShadow].pu8IEs = NULL;
 155                         }
 156
 157                         host_int_freeJoinParams(astrLastScannedNtwrksShadow[i].pJoinParams);
 158                         astrLastScannedNtwrksShadow[i].pJoinParams = NULL;
 159                 }
 160                 u32LastScannedNtwrksCountShadow = 0;
 161         }
 162
 163 }
 164
 165 uint32_t get_rssi_avg(tstrNetworkInfo *pstrNetworkInfo)
 166 {
 167         uint8_t i;
 168         int rssi_v = 0;
 169         uint8_t num_rssi = (pstrNetworkInfo->strRssi.u8Full) ? NUM_RSSI : (pstrNetworkInfo->strRssi.u8Index);
 170
 171         for (i = 0; i < num_rssi; i++)
 172                 rssi_v += pstrNetworkInfo->strRssi.as8RSSI[i];
 173
 174         rssi_v /= num_rssi;
 175         return rssi_v;
 176 }
 177
 178 void refresh_scan(void *pUserVoid, uint8_t all, bool bDirectScan)
 179 {
 180         struct WILC_WFI_priv *priv;
 181         struct wiphy *wiphy;
 182         struct cfg80211_bss *bss = NULL;
 183         int i;
 184         int rssi = 0;
 185
 186         priv = (struct WILC_WFI_priv *)pUserVoid;
 187         wiphy = priv->dev->ieee80211_ptr->wiphy;
 188
 189         for (i = 0; i < u32LastScannedNtwrksCountShadow; i++) {
 190                 tstrNetworkInfo *pstrNetworkInfo;
 191                 pstrNetworkInfo = &(astrLastScannedNtwrksShadow[i]);
 192
 193
 194                 if ((!pstrNetworkInfo->u8Found) || all) {
 195                         s32 s32Freq;
 196                         struct ieee80211_channel *channel;
 197
 198                         if (pstrNetworkInfo != NULL) {
 199
 200                                 s32Freq = ieee80211_channel_to_frequency((s32)pstrNetworkInfo->u8channel, IEEE80211_BAND_2GHZ);
 201                                 channel = ieee80211_get_channel(wiphy, s32Freq);
 202
 203                                 rssi = get_rssi_avg(pstrNetworkInfo);
 204                                 if (memcmp("DIRECT-", pstrNetworkInfo->au8ssid, 7) || bDirectScan)      {
 205                                         bss = cfg80211_inform_bss(wiphy, channel, CFG80211_BSS_FTYPE_UNKNOWN, pstrNetworkInfo->au8bssid, pstrNetworkInfo->u64Tsf, pstrNetworkInfo->u16CapInfo,
 206                                                                   pstrNetworkInfo->u16BeaconPeriod, (const u8 *)pstrNetworkInfo->pu8IEs,
 207                                                                   (size_t)pstrNetworkInfo->u16IEsLen, (((s32)rssi) * 100), GFP_KERNEL);
 208                                         cfg80211_put_bss(wiphy, bss);
 209                                 }
 210                         }
 211
 212                 }
 213         }
 214
 215 }
 216
 217 void reset_shadow_found(void *pUserVoid)
 218 {
 219         int i;
 220         for (i = 0; i < u32LastScannedNtwrksCountShadow; i++) {
 221                 astrLastScannedNtwrksShadow[i].u8Found = 0;
 222
 223         }
 224 }
 225
 226 void update_scan_time(void *pUserVoid)
 227 {
 228         int i;
 229         for (i = 0; i < u32LastScannedNtwrksCountShadow; i++) {
 230                 astrLastScannedNtwrksShadow[i].u32TimeRcvdInScan = jiffies;
 231         }
 232 }
 233
 234 static void remove_network_from_shadow(unsigned long arg)
 235 {
 236         unsigned long now = jiffies;
 237         int i, j;
 238
 239
 240         for (i = 0; i < u32LastScannedNtwrksCountShadow; i++) {
 241                 if (time_after(now, astrLastScannedNtwrksShadow[i].u32TimeRcvdInScan + (unsigned long)(SCAN_RESULT_EXPIRE))) {
 242                         PRINT_D(CFG80211_DBG, "Network expired in ScanShadow: %s\n", astrLastScannedNtwrksShadow[i].au8ssid);
 243
 244                         if (astrLastScannedNtwrksShadow[i].pu8IEs != NULL) {
 245                                 kfree(astrLastScannedNtwrksShadow[i].pu8IEs);
 246                                 astrLastScannedNtwrksShadow[i].pu8IEs = NULL;
 247                         }
 248
 249                         host_int_freeJoinParams(astrLastScannedNtwrksShadow[i].pJoinParams);
 250
 251                         for (j = i; (j < u32LastScannedNtwrksCountShadow - 1); j++) {
 252                                 astrLastScannedNtwrksShadow[j] = astrLastScannedNtwrksShadow[j + 1];
 253                         }
 254                         u32LastScannedNtwrksCountShadow--;
 255                 }
 256         }
 257
 258         PRINT_D(CFG80211_DBG, "Number of cached networks: %d\n", u32LastScannedNtwrksCountShadow);
 259         if (u32LastScannedNtwrksCountShadow != 0) {
 260                 hAgingTimer.data = arg;
 261                 mod_timer(&hAgingTimer, jiffies + msecs_to_jiffies(AGING_TIME));
 262         } else {
 263                 PRINT_D(CFG80211_DBG, "No need to restart Aging timer\n");
 264         }
 265 }
 266
 267 #ifdef DISABLE_PWRSAVE_AND_SCAN_DURING_IP
 268 static void clear_duringIP(unsigned long arg)
 269 {
 270         PRINT_D(GENERIC_DBG, "GO:IP Obtained , enable scan\n");
 271         g_obtainingIP = false;
 272 }
 273 #endif
 274
 275 int8_t is_network_in_shadow(tstrNetworkInfo *pstrNetworkInfo, void *pUserVoid)
 276 {
 277         int8_t state = -1;
 278         int i;
 279
 280         if (u32LastScannedNtwrksCountShadow == 0) {
 281                 PRINT_D(CFG80211_DBG, "Starting Aging timer\n");
 282                 hAgingTimer.data = (unsigned long)pUserVoid;
 283                 mod_timer(&hAgingTimer, jiffies + msecs_to_jiffies(AGING_TIME));
 284                 state = -1;
 285         } else {
 286                 /* Linear search for now */
 287                 for (i = 0; i < u32LastScannedNtwrksCountShadow; i++) {
 288                         if (memcmp(astrLastScannedNtwrksShadow[i].au8bssid,
 289                                         pstrNetworkInfo->au8bssid, 6) == 0) {
 290                                 state = i;
 291                                 break;
 292                         }
 293                 }
 294         }
 295         return state;
 296 }
 297
 298 void add_network_to_shadow(tstrNetworkInfo *pstrNetworkInfo, void *pUserVoid, void *pJoinParams)
 299 {
 300         int8_t ap_found = is_network_in_shadow(pstrNetworkInfo, pUserVoid);
 301         uint32_t ap_index = 0;
 302         uint8_t rssi_index = 0;
 303
 304         if (u32LastScannedNtwrksCountShadow >= MAX_NUM_SCANNED_NETWORKS_SHADOW) {
 305                 PRINT_D(CFG80211_DBG, "Shadow network reached its maximum limit\n");
 306                 return;
 307         }
 308         if (ap_found == -1) {
 309                 ap_index = u32LastScannedNtwrksCountShadow;
 310                 u32LastScannedNtwrksCountShadow++;
 311
 312         } else {
 313                 ap_index = ap_found;
 314         }
 315         rssi_index = astrLastScannedNtwrksShadow[ap_index].strRssi.u8Index;
 316         astrLastScannedNtwrksShadow[ap_index].strRssi.as8RSSI[rssi_index++] = pstrNetworkInfo->s8rssi;
 317         if (rssi_index == NUM_RSSI) {
 318                 rssi_index = 0;
 319                 astrLastScannedNtwrksShadow[ap_index].strRssi.u8Full = 1;
 320         }
 321         astrLastScannedNtwrksShadow[ap_index].strRssi.u8Index = rssi_index;
 322
 323         astrLastScannedNtwrksShadow[ap_index].s8rssi = pstrNetworkInfo->s8rssi;
 324         astrLastScannedNtwrksShadow[ap_index].u16CapInfo = pstrNetworkInfo->u16CapInfo;
 325
 326         astrLastScannedNtwrksShadow[ap_index].u8SsidLen = pstrNetworkInfo->u8SsidLen;
 327         memcpy(astrLastScannedNtwrksShadow[ap_index].au8ssid,
 328                     pstrNetworkInfo->au8ssid, pstrNetworkInfo->u8SsidLen);
 329
 330         memcpy(astrLastScannedNtwrksShadow[ap_index].au8bssid,
 331                     pstrNetworkInfo->au8bssid, ETH_ALEN);
 332
 333         astrLastScannedNtwrksShadow[ap_index].u16BeaconPeriod = pstrNetworkInfo->u16BeaconPeriod;
 334         astrLastScannedNtwrksShadow[ap_index].u8DtimPeriod = pstrNetworkInfo->u8DtimPeriod;
 335         astrLastScannedNtwrksShadow[ap_index].u8channel = pstrNetworkInfo->u8channel;
 336
 337         astrLastScannedNtwrksShadow[ap_index].u16IEsLen = pstrNetworkInfo->u16IEsLen;
 338         astrLastScannedNtwrksShadow[ap_index].u64Tsf = pstrNetworkInfo->u64Tsf;
 339         if (ap_found != -1)
 340                 kfree(astrLastScannedNtwrksShadow[ap_index].pu8IEs);
 341         astrLastScannedNtwrksShadow[ap_index].pu8IEs =
 342                 (u8 *)WILC_MALLOC(pstrNetworkInfo->u16IEsLen);        /* will be deallocated by the WILC_WFI_CfgScan() function */
 343         memcpy(astrLastScannedNtwrksShadow[ap_index].pu8IEs,
 344                     pstrNetworkInfo->pu8IEs, pstrNetworkInfo->u16IEsLen);
 345
 346         astrLastScannedNtwrksShadow[ap_index].u32TimeRcvdInScan = jiffies;
 347         astrLastScannedNtwrksShadow[ap_index].u32TimeRcvdInScanCached = jiffies;
 348         astrLastScannedNtwrksShadow[ap_index].u8Found = 1;
 349         if (ap_found != -1)
 350                 host_int_freeJoinParams(astrLastScannedNtwrksShadow[ap_index].pJoinParams);
 351         astrLastScannedNtwrksShadow[ap_index].pJoinParams = pJoinParams;
 352
 353 }
 354
 355
 356 /**
 357  *  @brief      CfgScanResult
 358  *  @details  Callback function which returns the scan results found
 359  *
 360  *  @param[in] tenuScanEvent enuScanEvent: enum, indicating the scan event triggered, whether that is
 361  *                        SCAN_EVENT_NETWORK_FOUND or SCAN_EVENT_DONE
 362  *                        tstrNetworkInfo* pstrNetworkInfo: structure holding the scan results information
 363  *                        void* pUserVoid: Private structure associated with the wireless interface
 364  *  @return     NONE
 365  *  @author     mabubakr
 366  *  @date
 367  *  @version    1.0
 368  */
 369 static void CfgScanResult(tenuScanEvent enuScanEvent, tstrNetworkInfo *pstrNetworkInfo, void *pUserVoid, void *pJoinParams)
 370 {
 371         struct WILC_WFI_priv *priv;
 372         struct wiphy *wiphy;
 373         s32 s32Freq;
 374         struct ieee80211_channel *channel;
 375         s32 s32Error = WILC_SUCCESS;
 376         struct cfg80211_bss *bss = NULL;
 377
 378         priv = (struct WILC_WFI_priv *)pUserVoid;
 379         if (priv->bCfgScanning == true) {
 380                 if (enuScanEvent == SCAN_EVENT_NETWORK_FOUND) {
 381                         wiphy = priv->dev->ieee80211_ptr->wiphy;
 382                         WILC_NULLCHECK(s32Error, wiphy);
 383                         if (wiphy->signal_type == CFG80211_SIGNAL_TYPE_UNSPEC
 384                             &&
 385                             ((((s32)pstrNetworkInfo->s8rssi) * 100) < 0
 386                              ||
 387                              (((s32)pstrNetworkInfo->s8rssi) * 100) > 100)
 388                             ) {
 389                                 WILC_ERRORREPORT(s32Error, WILC_FAIL);
 390                         }
 391
 392                         if (pstrNetworkInfo != NULL) {
 393                                 s32Freq = ieee80211_channel_to_frequency((s32)pstrNetworkInfo->u8channel, IEEE80211_BAND_2GHZ);
 394                                 channel = ieee80211_get_channel(wiphy, s32Freq);
 395
 396                                 WILC_NULLCHECK(s32Error, channel);
 397
 398                                 PRINT_INFO(CFG80211_DBG, "Network Info:: CHANNEL Frequency: %d, RSSI: %d, CapabilityInfo: %d,"
 399                                            "BeaconPeriod: %d\n", channel->center_freq, (((s32)pstrNetworkInfo->s8rssi) * 100),
 400                                            pstrNetworkInfo->u16CapInfo, pstrNetworkInfo->u16BeaconPeriod);
 401
 402                                 if (pstrNetworkInfo->bNewNetwork == true) {
 403                                         if (priv->u32RcvdChCount < MAX_NUM_SCANNED_NETWORKS) { /* TODO: mostafa: to be replaced by */
 404                                                 /*               max_scan_ssids */
 405                                                 PRINT_D(CFG80211_DBG, "Network %s found\n", pstrNetworkInfo->au8ssid);
 406
 407
 408                                                 priv->u32RcvdChCount++;
 409
 410
 411
 412                                                 if (pJoinParams == NULL) {
 413                                                         PRINT_INFO(CORECONFIG_DBG, ">> Something really bad happened\n");
 414                                                 }
 415                                                 add_network_to_shadow(pstrNetworkInfo, priv, pJoinParams);
 416
 417                                                 /*P2P peers are sent to WPA supplicant and added to shadow table*/
 418
 419                                                 if (!(memcmp("DIRECT-", pstrNetworkInfo->au8ssid, 7))) {
 420                                                         bss = cfg80211_inform_bss(wiphy, channel, CFG80211_BSS_FTYPE_UNKNOWN,  pstrNetworkInfo->au8bssid, pstrNetworkInfo->u64Tsf, pstrNetworkInfo->u16CapInfo,
 421                                                                                   pstrNetworkInfo->u16BeaconPeriod, (const u8 *)pstrNetworkInfo->pu8IEs,
 422                                                                                   (size_t)pstrNetworkInfo->u16IEsLen, (((s32)pstrNetworkInfo->s8rssi) * 100), GFP_KERNEL);
 423                                                         cfg80211_put_bss(wiphy, bss);
 424                                                 }
 425
 426
 427                                         } else {
 428                                                 PRINT_ER("Discovered networks exceeded the max limit\n");
 429                                         }
 430                                 } else {
 431                                         u32 i;
 432                                         /* So this network is discovered before, we'll just update its RSSI */
 433                                         for (i = 0; i < priv->u32RcvdChCount; i++) {
 434                                                 if (memcmp(astrLastScannedNtwrksShadow[i].au8bssid, pstrNetworkInfo->au8bssid, 6) == 0) {
 435                                                         PRINT_D(CFG80211_DBG, "Update RSSI of %s\n", astrLastScannedNtwrksShadow[i].au8ssid);
 436
 437                                                         astrLastScannedNtwrksShadow[i].s8rssi = pstrNetworkInfo->s8rssi;
 438                                                         astrLastScannedNtwrksShadow[i].u32TimeRcvdInScan = jiffies;
 439                                                         break;
 440                                                 }
 441                                         }
 442                                 }
 443                         }
 444                 } else if (enuScanEvent == SCAN_EVENT_DONE)    {
 445                         PRINT_D(CFG80211_DBG, "Scan Done[%p]\n", priv->dev);
 446                         PRINT_D(CFG80211_DBG, "Refreshing Scan ...\n");
 447                         refresh_scan(priv, 1, false);
 448
 449                         if (priv->u32RcvdChCount > 0)
 450                                 PRINT_D(CFG80211_DBG, "%d Network(s) found\n", priv->u32RcvdChCount);
 451                         else
 452                                 PRINT_D(CFG80211_DBG, "No networks found\n");
 453
 454                         down(&(priv->hSemScanReq));
 455
 456                         if (priv->pstrScanReq != NULL) {
 457                                 cfg80211_scan_done(priv->pstrScanReq, false);
 458                                 priv->u32RcvdChCount = 0;
 459                                 priv->bCfgScanning = false;
 460                                 priv->pstrScanReq = NULL;
 461                         }
 462                         up(&(priv->hSemScanReq));
 463
 464                 }
 465                 /*Aborting any scan operation during mac close*/
 466                 else if (enuScanEvent == SCAN_EVENT_ABORTED) {
 467                         down(&(priv->hSemScanReq));
 468
 469                         PRINT_D(CFG80211_DBG, "Scan Aborted\n");
 470                         if (priv->pstrScanReq != NULL) {
 471
 472                                 update_scan_time(priv);
 473                                 refresh_scan(priv, 1, false);
 474
 475                                 cfg80211_scan_done(priv->pstrScanReq, false);
 476                                 priv->bCfgScanning = false;
 477                                 priv->pstrScanReq = NULL;
 478                         }
 479                         up(&(priv->hSemScanReq));
 480                 }
 481         }
 482
 483
 484         WILC_CATCH(s32Error)
 485         {
 486         }
 487 }
 488
 489
 490 /**
 491  *  @brief      WILC_WFI_Set_PMKSA
 492  *  @details  Check if pmksa is cached and set it.
 493  *  @param[in]
 494  *  @return     int : Return 0 on Success
 495  *  @author     mdaftedar
 496  *  @date       01 MAR 2012
 497  *  @version    1.0
 498  */
 499 int WILC_WFI_Set_PMKSA(u8 *bssid, struct WILC_WFI_priv *priv)
 500 {
 501         u32 i;
 502         s32 s32Error = WILC_SUCCESS;
 503
 504
 505         for (i = 0; i < priv->pmkid_list.numpmkid; i++) {
 506
 507                 if (!memcmp(bssid, priv->pmkid_list.pmkidlist[i].bssid,
 508                                  ETH_ALEN)) {
 509                         PRINT_D(CFG80211_DBG, "PMKID successful comparison");
 510
 511                         /*If bssid is found, set the values*/
 512                         s32Error = host_int_set_pmkid_info(priv->hWILCWFIDrv, &priv->pmkid_list);
 513
 514                         if (s32Error != WILC_SUCCESS)
 515                                 PRINT_ER("Error in pmkid\n");
 516
 517                         break;
 518                 }
 519         }
 520
 521         return s32Error;
 522
 523
 524 }
 525 int linux_wlan_set_bssid(struct net_device *wilc_netdev, uint8_t *pBSSID);
 526
 527
 528 /**
 529  *  @brief      CfgConnectResult
 530  *  @details
 531  *  @param[in] tenuConnDisconnEvent enuConnDisconnEvent: Type of connection response either
 532  *                        connection response or disconnection notification.
 533  *                        tstrConnectInfo* pstrConnectInfo: COnnection information.
 534  *                        u8 u8MacStatus: Mac Status from firmware
 535  *                        tstrDisconnectNotifInfo* pstrDisconnectNotifInfo: Disconnection Notification
 536  *                        void* pUserVoid: Private data associated with wireless interface
 537  *  @return     NONE
 538  *  @author     mabubakr
 539  *  @date       01 MAR 2012
 540  *  @version    1.0
 541  */
 542 int connecting;
 543
 544 static void CfgConnectResult(tenuConnDisconnEvent enuConnDisconnEvent,
 545                              tstrConnectInfo *pstrConnectInfo,
 546                              u8 u8MacStatus,
 547                              tstrDisconnectNotifInfo *pstrDisconnectNotifInfo,
 548                              void *pUserVoid)
 549 {
 550         struct WILC_WFI_priv *priv;
 551         struct net_device *dev;
 552         #ifdef WILC_P2P
 553         tstrWILC_WFIDrv *pstrWFIDrv;
 554         #endif
 555         u8 NullBssid[ETH_ALEN] = {0};
 556         connecting = 0;
 557
 558         priv = (struct WILC_WFI_priv *)pUserVoid;
 559         dev = priv->dev;
 560         #ifdef WILC_P2P
 561         pstrWFIDrv = (tstrWILC_WFIDrv *)priv->hWILCWFIDrv;
 562         #endif
 563
 564         if (enuConnDisconnEvent == CONN_DISCONN_EVENT_CONN_RESP) {
 565                 /*Initialization*/
 566                 u16 u16ConnectStatus = WLAN_STATUS_SUCCESS;
 567
 568                 u16ConnectStatus = pstrConnectInfo->u16ConnectStatus;
 569
 570                 PRINT_D(CFG80211_DBG, " Connection response received = %d\n", u8MacStatus);
 571
 572                 if ((u8MacStatus == MAC_DISCONNECTED) &&
 573                     (pstrConnectInfo->u16ConnectStatus == SUCCESSFUL_STATUSCODE)) {
 574                         /* The case here is that our station was waiting for association response frame and has just received it containing status code
 575                          *  = SUCCESSFUL_STATUSCODE, while mac status is MAC_DISCONNECTED (which means something wrong happened) */
 576                         u16ConnectStatus = WLAN_STATUS_UNSPECIFIED_FAILURE;
 577                         linux_wlan_set_bssid(priv->dev, NullBssid);
 578                         memset(u8ConnectedSSID, 0, ETH_ALEN);
 579
 580                         /*BugID_5457*/
 581                         /*Invalidate u8WLANChannel value on wlan0 disconnect*/
 582                         #ifdef WILC_P2P
 583                         if (!pstrWFIDrv->u8P2PConnect)
 584                                 u8WLANChannel = INVALID_CHANNEL;
 585                         #endif
 586
 587                         PRINT_ER("Unspecified failure: Connection status %d : MAC status = %d\n", u16ConnectStatus, u8MacStatus);
 588                 }
 589
 590                 if (u16ConnectStatus == WLAN_STATUS_SUCCESS) {
 591                         bool bNeedScanRefresh = false;
 592                         u32 i;
 593
 594                         PRINT_INFO(CFG80211_DBG, "Connection Successful:: BSSID: %x%x%x%x%x%x\n", pstrConnectInfo->au8bssid[0],
 595                                    pstrConnectInfo->au8bssid[1], pstrConnectInfo->au8bssid[2], pstrConnectInfo->au8bssid[3], pstrConnectInfo->au8bssid[4], pstrConnectInfo->au8bssid[5]);
 596                         memcpy(priv->au8AssociatedBss, pstrConnectInfo->au8bssid, ETH_ALEN);
 597
 598                         /* BugID_4209: if this network has expired in the scan results in the above nl80211 layer, refresh them here by calling
 599                          *  cfg80211_inform_bss() with the last Scan results before calling cfg80211_connect_result() to avoid
 600                          *  Linux kernel warning generated at the nl80211 layer */
 601
 602                         for (i = 0; i < u32LastScannedNtwrksCountShadow; i++) {
 603                                 if (memcmp(astrLastScannedNtwrksShadow[i].au8bssid,
 604                                                 pstrConnectInfo->au8bssid, ETH_ALEN) == 0) {
 605                                         unsigned long now = jiffies;
 606
 607                                         if (time_after(now,
 608                                                        astrLastScannedNtwrksShadow[i].u32TimeRcvdInScanCached + (unsigned long)(nl80211_SCAN_RESULT_EXPIRE - (1 * HZ)))) {
 609                                                 bNeedScanRefresh = true;
 610                                         }
 611
 612                                         break;
 613                                 }
 614                         }
 615
 616                         if (bNeedScanRefresh) {
 617                                 /*BugID_5418*/
 618                                 /*Also, refrsh DIRECT- results if */
 619                                 refresh_scan(priv, 1, true);
 620
 621                         }
 622
 623                 }
 624
 625
 626                 PRINT_D(CFG80211_DBG, "Association request info elements length = %zu\n", pstrConnectInfo->ReqIEsLen);
 627
 628                 PRINT_D(CFG80211_DBG, "Association response info elements length = %d\n", pstrConnectInfo->u16RespIEsLen);
 629
 630                 cfg80211_connect_result(dev, pstrConnectInfo->au8bssid,
 631                                         pstrConnectInfo->pu8ReqIEs, pstrConnectInfo->ReqIEsLen,
 632                                         pstrConnectInfo->pu8RespIEs, pstrConnectInfo->u16RespIEsLen,
 633                                         u16ConnectStatus, GFP_KERNEL);                         /* TODO: mostafa: u16ConnectStatus to */
 634                 /* be replaced by pstrConnectInfo->u16ConnectStatus */
 635         } else if (enuConnDisconnEvent == CONN_DISCONN_EVENT_DISCONN_NOTIF)    {
 636                 #ifdef DISABLE_PWRSAVE_AND_SCAN_DURING_IP
 637                 g_obtainingIP = false;
 638                 #endif
 639                 PRINT_ER("Received MAC_DISCONNECTED from firmware with reason %d on dev [%p]\n",
 640                          pstrDisconnectNotifInfo->u16reason, priv->dev);
 641                 u8P2Plocalrandom = 0x01;
 642                 u8P2Precvrandom = 0x00;
 643                 bWilc_ie = false;
 644                 memset(priv->au8AssociatedBss, 0, ETH_ALEN);
 645                 linux_wlan_set_bssid(priv->dev, NullBssid);
 646                 memset(u8ConnectedSSID, 0, ETH_ALEN);
 647
 648                 /*BugID_5457*/
 649                 /*Invalidate u8WLANChannel value on wlan0 disconnect*/
 650                 #ifdef WILC_P2P
 651                 if (!pstrWFIDrv->u8P2PConnect)
 652                         u8WLANChannel = INVALID_CHANNEL;
 653                 #endif
 654                 /*BugID_5315*/
 655                 /*Incase "P2P CLIENT Connected" send deauthentication reason by 3 to force the WPA_SUPPLICANT to directly change
 656                  *      virtual interface to station*/
 657                 if ((pstrWFIDrv->IFC_UP) && (dev == g_linux_wlan->strInterfaceInfo[1].wilc_netdev)) {
 658                         pstrDisconnectNotifInfo->u16reason = 3;
 659                 }
 660                 /*BugID_5315*/
 661                 /*Incase "P2P CLIENT during connection(not connected)" send deauthentication reason by 1 to force the WPA_SUPPLICANT
 662                  *      to scan again and retry the connection*/
 663                 else if ((!pstrWFIDrv->IFC_UP) && (dev == g_linux_wlan->strInterfaceInfo[1].wilc_netdev)) {
 664                         pstrDisconnectNotifInfo->u16reason = 1;
 665                 }
 666                 cfg80211_disconnected(dev, pstrDisconnectNotifInfo->u16reason, pstrDisconnectNotifInfo->ie,
 667                                       pstrDisconnectNotifInfo->ie_len, false,
 668                                       GFP_KERNEL);
 669
 670         }
 671
 672 }
 673
 674
 675 /**
 676  *  @brief      WILC_WFI_CfgSetChannel
 677  *  @details    Set channel for a given wireless interface. Some devices
 678  *                      may support multi-channel operation (by channel hopping) so cfg80211
 679  *                      doesn't verify much. Note, however, that the passed netdev may be
 680  *                      %NULL as well if the user requested changing the channel for the
 681  *                      device itself, or for a monitor interface.
 682  *  @param[in]
 683  *  @return     int : Return 0 on Success
 684  *  @author     mdaftedar
 685  *  @date       01 MAR 2012
 686  *  @version    1.0
 687  */
 688 static int WILC_WFI_CfgSetChannel(struct wiphy *wiphy,
 689                                   struct cfg80211_chan_def *chandef)
 690 {
 691
 692         u32 channelnum = 0;
 693         struct WILC_WFI_priv *priv;
 694         s32 s32Error = WILC_SUCCESS;
 695         priv = wiphy_priv(wiphy);
 696
 697         channelnum = ieee80211_frequency_to_channel(chandef->chan->center_freq);
 698         PRINT_D(CFG80211_DBG, "Setting channel %d with frequency %d\n", channelnum, chandef->chan->center_freq);
 699
 700         u8CurrChannel = channelnum;
 701         s32Error   = host_int_set_mac_chnl_num(priv->hWILCWFIDrv, channelnum);
 702
 703         if (s32Error != WILC_SUCCESS)
 704                 PRINT_ER("Error in setting channel %d\n", channelnum);
 705
 706         return s32Error;
 707 }
 708
 709 /**
 710  *  @brief      WILC_WFI_CfgScan
 711  *  @details    Request to do a scan. If returning zero, the scan request is given
 712  *                      the driver, and will be valid until passed to cfg80211_scan_done().
 713  *                      For scan results, call cfg80211_inform_bss(); you can call this outside
 714  *                      the scan/scan_done bracket too.
 715  *  @param[in]
 716  *  @return     int : Return 0 on Success
 717  *  @author     mabubakr
 718  *  @date       01 MAR 2012
 719  *  @version    1.0
 720  */
 721
 722 /*
 723  *      kernel version 3.8.8 supported
 724  *      tony, sswd, WILC-KR, 2013-10-29
 725  */
 726 static int WILC_WFI_CfgScan(struct wiphy *wiphy, struct cfg80211_scan_request *request)
 727 {
 728         struct WILC_WFI_priv *priv;
 729         u32 i;
 730         s32 s32Error = WILC_SUCCESS;
 731         u8 au8ScanChanList[MAX_NUM_SCANNED_NETWORKS];
 732         tstrHiddenNetwork strHiddenNetwork;
 733
 734         priv = wiphy_priv(wiphy);
 735
 736         priv->pstrScanReq = request;
 737
 738         priv->u32RcvdChCount = 0;
 739
 740         host_int_set_wfi_drv_handler(priv->hWILCWFIDrv);
 741
 742
 743         reset_shadow_found(priv);
 744
 745         priv->bCfgScanning = true;
 746         if (request->n_channels <= MAX_NUM_SCANNED_NETWORKS) { /* TODO: mostafa: to be replaced by */
 747                 /*               max_scan_ssids */
 748                 for (i = 0; i < request->n_channels; i++) {
 749                         au8ScanChanList[i] = (u8)ieee80211_frequency_to_channel(request->channels[i]->center_freq);
 750                         PRINT_INFO(CFG80211_DBG, "ScanChannel List[%d] = %d,", i, au8ScanChanList[i]);
 751                 }
 752
 753                 PRINT_D(CFG80211_DBG, "Requested num of scan channel %d\n", request->n_channels);
 754                 PRINT_D(CFG80211_DBG, "Scan Request IE len =  %zu\n", request->ie_len);
 755
 756                 PRINT_D(CFG80211_DBG, "Number of SSIDs %d\n", request->n_ssids);
 757
 758                 if (request->n_ssids >= 1) {
 759
 760
 761                         strHiddenNetwork.pstrHiddenNetworkInfo = WILC_MALLOC(request->n_ssids * sizeof(tstrHiddenNetwork));
 762                         strHiddenNetwork.u8ssidnum = request->n_ssids;
 763
 764
 765                         /*BugID_4156*/
 766                         for (i = 0; i < request->n_ssids; i++) {
 767
 768                                 if (request->ssids[i].ssid != NULL && request->ssids[i].ssid_len != 0) {
 769                                         strHiddenNetwork.pstrHiddenNetworkInfo[i].pu8ssid = WILC_MALLOC(request->ssids[i].ssid_len);
 770                                         memcpy(strHiddenNetwork.pstrHiddenNetworkInfo[i].pu8ssid, request->ssids[i].ssid, request->ssids[i].ssid_len);
 771                                         strHiddenNetwork.pstrHiddenNetworkInfo[i].u8ssidlen = request->ssids[i].ssid_len;
 772                                 } else {
 773                                         PRINT_D(CFG80211_DBG, "Received one NULL SSID\n");
 774                                         strHiddenNetwork.u8ssidnum -= 1;
 775                                 }
 776                         }
 777                         PRINT_D(CFG80211_DBG, "Trigger Scan Request\n");
 778                         s32Error = host_int_scan(priv->hWILCWFIDrv, USER_SCAN, ACTIVE_SCAN,
 779                                                  au8ScanChanList, request->n_channels,
 780                                                  (const u8 *)request->ie, request->ie_len,
 781                                                  CfgScanResult, (void *)priv, &strHiddenNetwork);
 782                 } else {
 783                         PRINT_D(CFG80211_DBG, "Trigger Scan Request\n");
 784                         s32Error = host_int_scan(priv->hWILCWFIDrv, USER_SCAN, ACTIVE_SCAN,
 785                                                  au8ScanChanList, request->n_channels,
 786                                                  (const u8 *)request->ie, request->ie_len,
 787                                                  CfgScanResult, (void *)priv, NULL);
 788                 }
 789
 790         } else {
 791                 PRINT_ER("Requested num of scanned channels is greater than the max, supported"
 792                          " channels\n");
 793         }
 794
 795         if (s32Error != WILC_SUCCESS) {
 796                 s32Error = -EBUSY;
 797                 PRINT_WRN(CFG80211_DBG, "Device is busy: Error(%d)\n", s32Error);
 798         }
 799
 800         return s32Error;
 801 }
 802
 803 /**
 804  *  @brief      WILC_WFI_CfgConnect
 805  *  @details    Connect to the ESS with the specified parameters. When connected,
 806  *                      call cfg80211_connect_result() with status code %WLAN_STATUS_SUCCESS.
 807  *                      If the connection fails for some reason, call cfg80211_connect_result()
 808  *                      with the status from the AP.
 809  *  @param[in]
 810  *  @return     int : Return 0 on Success
 811  *  @author     mabubakr
 812  *  @date       01 MAR 2012
 813  *  @version    1.0
 814  */
 815 static int WILC_WFI_CfgConnect(struct wiphy *wiphy, struct net_device *dev,
 816                                struct cfg80211_connect_params *sme)
 817 {
 818         s32 s32Error = WILC_SUCCESS;
 819         u32 i;
 820         u8 u8security = NO_ENCRYPT;
 821         AUTHTYPE_T tenuAuth_type = ANY;
 822         char *pcgroup_encrypt_val = NULL;
 823         char *pccipher_group = NULL;
 824         char *pcwpa_version = NULL;
 825
 826         struct WILC_WFI_priv *priv;
 827         tstrWILC_WFIDrv *pstrWFIDrv;
 828         tstrNetworkInfo *pstrNetworkInfo = NULL;
 829
 830
 831         connecting = 1;
 832         priv = wiphy_priv(wiphy);
 833         pstrWFIDrv = (tstrWILC_WFIDrv *)(priv->hWILCWFIDrv);
 834
 835         host_int_set_wfi_drv_handler(priv->hWILCWFIDrv);
 836
 837         PRINT_D(CFG80211_DBG, "Connecting to SSID [%s] on netdev [%p] host if [%p]\n", sme->ssid, dev, priv->hWILCWFIDrv);
 838         #ifdef WILC_P2P
 839         if (!(strncmp(sme->ssid, "DIRECT-", 7))) {
 840                 PRINT_D(CFG80211_DBG, "Connected to Direct network,OBSS disabled\n");
 841                 pstrWFIDrv->u8P2PConnect = 1;
 842         } else
 843                 pstrWFIDrv->u8P2PConnect = 0;
 844         #endif
 845         PRINT_INFO(CFG80211_DBG, "Required SSID = %s\n , AuthType = %d\n", sme->ssid, sme->auth_type);
 846
 847         for (i = 0; i < u32LastScannedNtwrksCountShadow; i++) {
 848                 if ((sme->ssid_len == astrLastScannedNtwrksShadow[i].u8SsidLen) &&
 849                     memcmp(astrLastScannedNtwrksShadow[i].au8ssid,
 850                                 sme->ssid,
 851                                 sme->ssid_len) == 0) {
 852                         PRINT_INFO(CFG80211_DBG, "Network with required SSID is found %s\n", sme->ssid);
 853                         if (sme->bssid == NULL) {
 854                                 /* BSSID is not passed from the user, so decision of matching
 855                                  * is done by SSID only */
 856                                 PRINT_INFO(CFG80211_DBG, "BSSID is not passed from the user\n");
 857                                 break;
 858                         } else {
 859                                 /* BSSID is also passed from the user, so decision of matching
 860                                  * should consider also this passed BSSID */
 861                                 if (memcmp(astrLastScannedNtwrksShadow[i].au8bssid,
 862                                                 sme->bssid,
 863                                                 ETH_ALEN) == 0) {
 864                                         PRINT_INFO(CFG80211_DBG, "BSSID is passed from the user and matched\n");
 865                                         break;
 866                                 }
 867                         }
 868                 }
 869         }
 870
 871         if (i < u32LastScannedNtwrksCountShadow) {
 872                 PRINT_D(CFG80211_DBG, "Required bss is in scan results\n");
 873
 874                 pstrNetworkInfo = &(astrLastScannedNtwrksShadow[i]);
 875
 876                 PRINT_INFO(CFG80211_DBG, "network BSSID to be associated: %x%x%x%x%x%x\n",
 877                            pstrNetworkInfo->au8bssid[0], pstrNetworkInfo->au8bssid[1],
 878                            pstrNetworkInfo->au8bssid[2], pstrNetworkInfo->au8bssid[3],
 879                            pstrNetworkInfo->au8bssid[4], pstrNetworkInfo->au8bssid[5]);
 880         } else {
 881                 s32Error = -ENOENT;
 882                 if (u32LastScannedNtwrksCountShadow == 0)
 883                         PRINT_D(CFG80211_DBG, "No Scan results yet\n");
 884                 else
 885                         PRINT_D(CFG80211_DBG, "Required bss not in scan results: Error(%d)\n", s32Error);
 886
 887                 goto done;
 888         }
 889
 890         priv->WILC_WFI_wep_default = 0;
 891         memset(priv->WILC_WFI_wep_key, 0, sizeof(priv->WILC_WFI_wep_key));
 892         memset(priv->WILC_WFI_wep_key_len, 0, sizeof(priv->WILC_WFI_wep_key_len));
 893
 894         PRINT_INFO(CFG80211_DBG, "sme->crypto.wpa_versions=%x\n", sme->crypto.wpa_versions);
 895         PRINT_INFO(CFG80211_DBG, "sme->crypto.cipher_group=%x\n", sme->crypto.cipher_group);
 896
 897         PRINT_INFO(CFG80211_DBG, "sme->crypto.n_ciphers_pairwise=%d\n", sme->crypto.n_ciphers_pairwise);
 898
 899         if (INFO) {
 900                 for (i = 0; i < sme->crypto.n_ciphers_pairwise; i++)
 901                         PRINT_D(CORECONFIG_DBG, "sme->crypto.ciphers_pairwise[%d]=%x\n", i, sme->crypto.ciphers_pairwise[i]);
 902         }
 903
 904         if (sme->crypto.cipher_group != NO_ENCRYPT) {
 905                 /* To determine the u8security value, first we check the group cipher suite then {in case of WPA or WPA2}
 906                  *  we will add to it the pairwise cipher suite(s) */
 907                 pcwpa_version = "Default";
 908                 PRINT_D(CORECONFIG_DBG, ">> sme->crypto.wpa_versions: %x\n", sme->crypto.wpa_versions);
 909                 if (sme->crypto.cipher_group == WLAN_CIPHER_SUITE_WEP40) {
 910                         u8security = ENCRYPT_ENABLED | WEP;
 911                         pcgroup_encrypt_val = "WEP40";
 912                         pccipher_group = "WLAN_CIPHER_SUITE_WEP40";
 913                         PRINT_INFO(CFG80211_DBG, "WEP Default Key Idx = %d\n", sme->key_idx);
 914
 915                         if (INFO) {
 916                                 for (i = 0; i < sme->key_len; i++)
 917                                         PRINT_D(CORECONFIG_DBG, "WEP Key Value[%d] = %d\n", i, sme->key[i]);
 918                         }
 919                         priv->WILC_WFI_wep_default = sme->key_idx;
 920                         priv->WILC_WFI_wep_key_len[sme->key_idx] = sme->key_len;
 921                         memcpy(priv->WILC_WFI_wep_key[sme->key_idx], sme->key, sme->key_len);
 922
 923                         /*BugID_5137*/
 924                         g_key_wep_params.key_len = sme->key_len;
 925                         g_key_wep_params.key = WILC_MALLOC(sme->key_len);
 926                         memcpy(g_key_wep_params.key, sme->key, sme->key_len);
 927                         g_key_wep_params.key_idx = sme->key_idx;
 928                         g_wep_keys_saved = true;
 929
 930                         host_int_set_WEPDefaultKeyID(priv->hWILCWFIDrv, sme->key_idx);
 931                         host_int_add_wep_key_bss_sta(priv->hWILCWFIDrv, sme->key, sme->key_len, sme->key_idx);
 932                 } else if (sme->crypto.cipher_group == WLAN_CIPHER_SUITE_WEP104)   {
 933                         u8security = ENCRYPT_ENABLED | WEP | WEP_EXTENDED;
 934                         pcgroup_encrypt_val = "WEP104";
 935                         pccipher_group = "WLAN_CIPHER_SUITE_WEP104";
 936
 937                         priv->WILC_WFI_wep_default = sme->key_idx;
 938                         priv->WILC_WFI_wep_key_len[sme->key_idx] = sme->key_len;
 939                         memcpy(priv->WILC_WFI_wep_key[sme->key_idx], sme->key, sme->key_len);
 940
 941                         /*BugID_5137*/
 942                         g_key_wep_params.key_len = sme->key_len;
 943                         g_key_wep_params.key = WILC_MALLOC(sme->key_len);
 944                         memcpy(g_key_wep_params.key, sme->key, sme->key_len);
 945                         g_key_wep_params.key_idx = sme->key_idx;
 946                         g_wep_keys_saved = true;
 947
 948                         host_int_set_WEPDefaultKeyID(priv->hWILCWFIDrv, sme->key_idx);
 949                         host_int_add_wep_key_bss_sta(priv->hWILCWFIDrv, sme->key, sme->key_len, sme->key_idx);
 950                 } else if (sme->crypto.wpa_versions & NL80211_WPA_VERSION_2)   {
 951                         if (sme->crypto.cipher_group == WLAN_CIPHER_SUITE_TKIP) {
 952                                 u8security = ENCRYPT_ENABLED | WPA2 | TKIP;
 953                                 pcgroup_encrypt_val = "WPA2_TKIP";
 954                                 pccipher_group = "TKIP";
 955                         } else {     /* TODO: mostafa: here we assume that any other encryption type is AES */
 956                                      /* tenuSecurity_t = WPA2_AES; */
 957                                 u8security = ENCRYPT_ENABLED | WPA2 | AES;
 958                                 pcgroup_encrypt_val = "WPA2_AES";
 959                                 pccipher_group = "AES";
 960                         }
 961                         pcwpa_version = "WPA_VERSION_2";
 962                 } else if (sme->crypto.wpa_versions & NL80211_WPA_VERSION_1)   {
 963                         if (sme->crypto.cipher_group == WLAN_CIPHER_SUITE_TKIP) {
 964                                 u8security = ENCRYPT_ENABLED | WPA | TKIP;
 965                                 pcgroup_encrypt_val = "WPA_TKIP";
 966                                 pccipher_group = "TKIP";
 967                         } else {     /* TODO: mostafa: here we assume that any other encryption type is AES */
 968                                      /* tenuSecurity_t = WPA_AES; */
 969                                 u8security = ENCRYPT_ENABLED | WPA | AES;
 970                                 pcgroup_encrypt_val = "WPA_AES";
 971                                 pccipher_group = "AES";
 972
 973                         }
 974                         pcwpa_version = "WPA_VERSION_1";
 975
 976                 } else {
 977                         s32Error = -ENOTSUPP;
 978                         PRINT_ER("Not supported cipher: Error(%d)\n", s32Error);
 979
 980                         goto done;
 981                 }
 982
 983         }
 984
 985         /* After we set the u8security value from checking the group cipher suite, {in case of WPA or WPA2} we will
 986          *   add to it the pairwise cipher suite(s) */
 987         if ((sme->crypto.wpa_versions & NL80211_WPA_VERSION_1)
 988             || (sme->crypto.wpa_versions & NL80211_WPA_VERSION_2)) {
 989                 for (i = 0; i < sme->crypto.n_ciphers_pairwise; i++) {
 990                         if (sme->crypto.ciphers_pairwise[i] == WLAN_CIPHER_SUITE_TKIP) {
 991                                 u8security = u8security | TKIP;
 992                         } else {     /* TODO: mostafa: here we assume that any other encryption type is AES */
 993                                 u8security = u8security | AES;
 994                         }
 995                 }
 996         }
 997
 998         PRINT_D(CFG80211_DBG, "Adding key with cipher group = %x\n", sme->crypto.cipher_group);
 999
1000         PRINT_D(CFG80211_DBG, "Authentication Type = %d\n", sme->auth_type);
1001         switch (sme->auth_type) {
1002         case NL80211_AUTHTYPE_OPEN_SYSTEM:
1003                 PRINT_D(CFG80211_DBG, "In OPEN SYSTEM\n");
1004                 tenuAuth_type = OPEN_SYSTEM;
1005                 break;
1006
1007         case NL80211_AUTHTYPE_SHARED_KEY:
1008                 tenuAuth_type = SHARED_KEY;
1009                 PRINT_D(CFG80211_DBG, "In SHARED KEY\n");
1010                 break;
1011
1012         default:
1013                 PRINT_D(CFG80211_DBG, "Automatic Authentation type = %d\n", sme->auth_type);
1014         }
1015
1016
1017         /* ai: key_mgmt: enterprise case */
1018         if (sme->crypto.n_akm_suites) {
1019                 switch (sme->crypto.akm_suites[0]) {
1020                 case WLAN_AKM_SUITE_8021X:
1021                         tenuAuth_type = IEEE8021;
1022                         break;
1023
1024                 default:
1025                         break;
1026                 }
1027         }
1028
1029
1030         PRINT_INFO(CFG80211_DBG, "Required Channel = %d\n", pstrNetworkInfo->u8channel);
1031
1032         PRINT_INFO(CFG80211_DBG, "Group encryption value = %s\n Cipher Group = %s\n WPA version = %s\n",
1033                    pcgroup_encrypt_val, pccipher_group, pcwpa_version);
1034
1035         /*BugID_5442*/
1036         u8CurrChannel = pstrNetworkInfo->u8channel;
1037
1038         if (!pstrWFIDrv->u8P2PConnect) {
1039                 u8WLANChannel = pstrNetworkInfo->u8channel;
1040         }
1041
1042         linux_wlan_set_bssid(dev, pstrNetworkInfo->au8bssid);
1043
1044         s32Error = host_int_set_join_req(priv->hWILCWFIDrv, pstrNetworkInfo->au8bssid, sme->ssid,
1045                                          sme->ssid_len, sme->ie, sme->ie_len,
1046                                          CfgConnectResult, (void *)priv, u8security,
1047                                          tenuAuth_type, pstrNetworkInfo->u8channel,
1048                                          pstrNetworkInfo->pJoinParams);
1049         if (s32Error != WILC_SUCCESS) {
1050                 PRINT_ER("host_int_set_join_req(): Error(%d)\n", s32Error);
1051                 s32Error = -ENOENT;
1052                 goto done;
1053         }
1054
1055 done:
1056
1057         return s32Error;
1058 }
1059
1060
1061 /**
1062  *  @brief      WILC_WFI_disconnect
1063  *  @details    Disconnect from the BSS/ESS.
1064  *  @param[in]
1065  *  @return     int : Return 0 on Success
1066  *  @author     mdaftedar
1067  *  @date       01 MAR 2012
1068  *  @version    1.0
1069  */
1070 static int WILC_WFI_disconnect(struct wiphy *wiphy, struct net_device *dev, u16 reason_code)
1071 {
1072         s32 s32Error = WILC_SUCCESS;
1073         struct WILC_WFI_priv *priv;
1074         #ifdef WILC_P2P
1075         tstrWILC_WFIDrv *pstrWFIDrv;
1076         #endif
1077         uint8_t NullBssid[ETH_ALEN] = {0};
1078         connecting = 0;
1079         priv = wiphy_priv(wiphy);
1080
1081         /*BugID_5457*/
1082         /*Invalidate u8WLANChannel value on wlan0 disconnect*/
1083         #ifdef WILC_P2P
1084         pstrWFIDrv = (tstrWILC_WFIDrv *)priv->hWILCWFIDrv;
1085         if (!pstrWFIDrv->u8P2PConnect)
1086                 u8WLANChannel = INVALID_CHANNEL;
1087         #endif
1088         linux_wlan_set_bssid(priv->dev, NullBssid);
1089
1090         PRINT_D(CFG80211_DBG, "Disconnecting with reason code(%d)\n", reason_code);
1091
1092         u8P2Plocalrandom = 0x01;
1093         u8P2Precvrandom = 0x00;
1094         bWilc_ie = false;
1095         #ifdef WILC_P2P
1096         pstrWFIDrv->u64P2p_MgmtTimeout = 0;
1097         #endif
1098
1099         s32Error = host_int_disconnect(priv->hWILCWFIDrv, reason_code);
1100         if (s32Error != WILC_SUCCESS) {
1101                 PRINT_ER("Error in disconnecting: Error(%d)\n", s32Error);
1102                 s32Error = -EINVAL;
1103         }
1104
1105         return s32Error;
1106 }
1107
1108 /**
1109  *  @brief      WILC_WFI_add_key
1110  *  @details    Add a key with the given parameters. @mac_addr will be %NULL
1111  *                      when adding a group key.
1112  *  @param[in] key : key buffer; TKIP: 16-byte temporal key, 8-byte Tx Mic key, 8-byte Rx Mic Key
1113  *  @return     int : Return 0 on Success
1114  *  @author     mdaftedar
1115  *  @date       01 MAR 2012
1116  *  @version    1.0
1117  */
1118 static int WILC_WFI_add_key(struct wiphy *wiphy, struct net_device *netdev, u8 key_index,
1119                             bool pairwise,
1120                             const u8 *mac_addr, struct key_params *params)
1121
1122 {
1123         s32 s32Error = WILC_SUCCESS, KeyLen = params->key_len;
1124         u32 i;
1125         struct WILC_WFI_priv *priv;
1126         const u8 *pu8RxMic = NULL;
1127         const u8 *pu8TxMic = NULL;
1128         u8 u8mode = NO_ENCRYPT;
1129         #ifdef WILC_AP_EXTERNAL_MLME
1130         u8 u8gmode = NO_ENCRYPT;
1131         u8 u8pmode = NO_ENCRYPT;
1132         AUTHTYPE_T tenuAuth_type = ANY;
1133         #endif
1134
1135         priv = wiphy_priv(wiphy);
1136
1137         PRINT_D(CFG80211_DBG, "Adding key with cipher suite = %x\n", params->cipher);
1138
1139         /*BugID_5137*/
1140         PRINT_D(CFG80211_DBG, "%p %p %d\n", wiphy, netdev, key_index);
1141
1142         PRINT_D(CFG80211_DBG, "key %x %x %x\n", params->key[0],
1143                 params->key[1],
1144                 params->key[2]);
1145
1146
1147         switch (params->cipher) {
1148         case WLAN_CIPHER_SUITE_WEP40:
1149         case WLAN_CIPHER_SUITE_WEP104:
1150                                 #ifdef WILC_AP_EXTERNAL_MLME
1151                 if (priv->wdev->iftype == NL80211_IFTYPE_AP) {
1152
1153                         priv->WILC_WFI_wep_default = key_index;
1154                         priv->WILC_WFI_wep_key_len[key_index] = params->key_len;
1155                         memcpy(priv->WILC_WFI_wep_key[key_index], params->key, params->key_len);
1156
1157                         PRINT_D(CFG80211_DBG, "Adding AP WEP Default key Idx = %d\n", key_index);
1158                         PRINT_D(CFG80211_DBG, "Adding AP WEP Key len= %d\n", params->key_len);
1159
1160                         for (i = 0; i < params->key_len; i++)
1161                                 PRINT_D(CFG80211_DBG, "WEP AP key val[%d] = %x\n", i, params->key[i]);
1162
1163                         tenuAuth_type = OPEN_SYSTEM;
1164
1165                         if (params->cipher == WLAN_CIPHER_SUITE_WEP40)
1166                                 u8mode = ENCRYPT_ENABLED | WEP;
1167                         else
1168                                 u8mode = ENCRYPT_ENABLED | WEP | WEP_EXTENDED;
1169
1170                         host_int_add_wep_key_bss_ap(priv->hWILCWFIDrv, params->key, params->key_len, key_index, u8mode, tenuAuth_type);
1171                         break;
1172                 }
1173                                 #endif
1174                 if (memcmp(params->key, priv->WILC_WFI_wep_key[key_index], params->key_len)) {
1175                         priv->WILC_WFI_wep_default = key_index;
1176                         priv->WILC_WFI_wep_key_len[key_index] = params->key_len;
1177                         memcpy(priv->WILC_WFI_wep_key[key_index], params->key, params->key_len);
1178
1179                         PRINT_D(CFG80211_DBG, "Adding WEP Default key Idx = %d\n", key_index);
1180                         PRINT_D(CFG80211_DBG, "Adding WEP Key length = %d\n", params->key_len);
1181                         if (INFO) {
1182                                 for (i = 0; i < params->key_len; i++)
1183                                         PRINT_INFO(CFG80211_DBG, "WEP key value[%d] = %d\n", i, params->key[i]);
1184                         }
1185                         host_int_add_wep_key_bss_sta(priv->hWILCWFIDrv, params->key, params->key_len, key_index);
1186                 }
1187
1188                 break;
1189
1190         case WLAN_CIPHER_SUITE_TKIP:
1191         case WLAN_CIPHER_SUITE_CCMP:
1192                                 #ifdef WILC_AP_EXTERNAL_MLME
1193                 if (priv->wdev->iftype == NL80211_IFTYPE_AP || priv->wdev->iftype == NL80211_IFTYPE_P2P_GO) {
1194
1195                         if (priv->wilc_gtk[key_index] == NULL) {
1196                                 priv->wilc_gtk[key_index] = (struct wilc_wfi_key *)WILC_MALLOC(sizeof(struct wilc_wfi_key));
1197                                 priv->wilc_gtk[key_index]->key = NULL;
1198                                 priv->wilc_gtk[key_index]->seq = NULL;
1199
1200                         }
1201                         if (priv->wilc_ptk[key_index] == NULL) {
1202                                 priv->wilc_ptk[key_index] = (struct wilc_wfi_key *)WILC_MALLOC(sizeof(struct wilc_wfi_key));
1203                                 priv->wilc_ptk[key_index]->key = NULL;
1204                                 priv->wilc_ptk[key_index]->seq = NULL;
1205                         }
1206
1207
1208
1209                         if (!pairwise) {
1210                                 if (params->cipher == WLAN_CIPHER_SUITE_TKIP)
1211                                         u8gmode = ENCRYPT_ENABLED | WPA | TKIP;
1212                                 else
1213                                         u8gmode = ENCRYPT_ENABLED | WPA2 | AES;
1214
1215                                 priv->wilc_groupkey = u8gmode;
1216
1217                                 if (params->key_len > 16 && params->cipher == WLAN_CIPHER_SUITE_TKIP) {
1218
1219                                         pu8TxMic = params->key + 24;
1220                                         pu8RxMic = params->key + 16;
1221                                         KeyLen = params->key_len - 16;
1222                                 }
1223                                 /* if there has been previous allocation for the same index through its key, free that memory and allocate again*/
1224                                 if (priv->wilc_gtk[key_index]->key)
1225                                         kfree(priv->wilc_gtk[key_index]->key);
1226
1227                                 priv->wilc_gtk[key_index]->key = (u8 *)WILC_MALLOC(params->key_len);
1228                                 memcpy(priv->wilc_gtk[key_index]->key, params->key, params->key_len);
1229
1230                                 /* if there has been previous allocation for the same index through its seq, free that memory and allocate again*/
1231                                 if (priv->wilc_gtk[key_index]->seq)
1232                                         kfree(priv->wilc_gtk[key_index]->seq);
1233
1234                                 if ((params->seq_len) > 0) {
1235                                         priv->wilc_gtk[key_index]->seq = (u8 *)WILC_MALLOC(params->seq_len);
1236                                         memcpy(priv->wilc_gtk[key_index]->seq, params->seq, params->seq_len);
1237                                 }
1238
1239                                 priv->wilc_gtk[key_index]->cipher = params->cipher;
1240                                 priv->wilc_gtk[key_index]->key_len = params->key_len;
1241                                 priv->wilc_gtk[key_index]->seq_len = params->seq_len;
1242
1243                                 if (INFO) {
1244                                         for (i = 0; i < params->key_len; i++)
1245                                                 PRINT_INFO(CFG80211_DBG, "Adding group key value[%d] = %x\n", i, params->key[i]);
1246                                         for (i = 0; i < params->seq_len; i++)
1247                                                 PRINT_INFO(CFG80211_DBG, "Adding group seq value[%d] = %x\n", i, params->seq[i]);
1248                                 }
1249
1250
1251                                 host_int_add_rx_gtk(priv->hWILCWFIDrv, params->key, KeyLen,
1252                                                     key_index, params->seq_len, params->seq, pu8RxMic, pu8TxMic, AP_MODE, u8gmode);
1253
1254                         } else {
1255                                 PRINT_INFO(CFG80211_DBG, "STA Address: %x%x%x%x%x\n", mac_addr[0], mac_addr[1], mac_addr[2], mac_addr[3], mac_addr[4]);
1256
1257                                 if (params->cipher == WLAN_CIPHER_SUITE_TKIP)
1258                                         u8pmode = ENCRYPT_ENABLED | WPA | TKIP;
1259                                 else
1260                                         u8pmode = priv->wilc_groupkey | AES;
1261
1262
1263                                 if (params->key_len > 16 && params->cipher == WLAN_CIPHER_SUITE_TKIP) {
1264
1265                                         pu8TxMic = params->key + 24;
1266                                         pu8RxMic = params->key + 16;
1267                                         KeyLen = params->key_len - 16;
1268                                 }
1269
1270                                 if (priv->wilc_ptk[key_index]->key)
1271                                         kfree(priv->wilc_ptk[key_index]->key);
1272
1273                                 priv->wilc_ptk[key_index]->key = (u8 *)WILC_MALLOC(params->key_len);
1274
1275                                 if (priv->wilc_ptk[key_index]->seq)
1276                                         kfree(priv->wilc_ptk[key_index]->seq);
1277
1278                                 if ((params->seq_len) > 0)
1279                                         priv->wilc_ptk[key_index]->seq = (u8 *)WILC_MALLOC(params->seq_len);
1280
1281                                 if (INFO) {
1282                                         for (i = 0; i < params->key_len; i++)
1283                                                 PRINT_INFO(CFG80211_DBG, "Adding pairwise key value[%d] = %x\n", i, params->key[i]);
1284
1285                                         for (i = 0; i < params->seq_len; i++)
1286                                                 PRINT_INFO(CFG80211_DBG, "Adding group seq value[%d] = %x\n", i, params->seq[i]);
1287                                 }
1288
1289                                 memcpy(priv->wilc_ptk[key_index]->key, params->key, params->key_len);
1290
1291                                 if ((params->seq_len) > 0)
1292                                         memcpy(priv->wilc_ptk[key_index]->seq, params->seq, params->seq_len);
1293
1294                                 priv->wilc_ptk[key_index]->cipher = params->cipher;
1295                                 priv->wilc_ptk[key_index]->key_len = params->key_len;
1296                                 priv->wilc_ptk[key_index]->seq_len = params->seq_len;
1297
1298                                 host_int_add_ptk(priv->hWILCWFIDrv, params->key, KeyLen, mac_addr,
1299                                                  pu8RxMic, pu8TxMic, AP_MODE, u8pmode, key_index);
1300                         }
1301                         break;
1302                 }
1303                                 #endif
1304
1305                 {
1306                         u8mode = 0;
1307                         if (!pairwise) {
1308                                 if (params->key_len > 16 && params->cipher == WLAN_CIPHER_SUITE_TKIP) {
1309                                         /* swap the tx mic by rx mic */
1310                                         pu8RxMic = params->key + 24;
1311                                         pu8TxMic = params->key + 16;
1312                                         KeyLen = params->key_len - 16;
1313                                 }
1314
1315                                 /*BugID_5137*/
1316                                 /*save keys only on interface 0 (wifi interface)*/
1317                                 if (!g_gtk_keys_saved && netdev == g_linux_wlan->strInterfaceInfo[0].wilc_netdev) {
1318                                         g_add_gtk_key_params.key_idx = key_index;
1319                                         g_add_gtk_key_params.pairwise = pairwise;
1320                                         if (!mac_addr) {
1321                                                 g_add_gtk_key_params.mac_addr = NULL;
1322                                         } else {
1323                                                 g_add_gtk_key_params.mac_addr = WILC_MALLOC(ETH_ALEN);
1324                                                 memcpy(g_add_gtk_key_params.mac_addr, mac_addr, ETH_ALEN);
1325                                         }
1326                                         g_key_gtk_params.key_len = params->key_len;
1327                                         g_key_gtk_params.seq_len = params->seq_len;
1328                                         g_key_gtk_params.key =  WILC_MALLOC(params->key_len);
1329                                         memcpy(g_key_gtk_params.key, params->key, params->key_len);
1330                                         if (params->seq_len > 0) {
1331                                                 g_key_gtk_params.seq =  WILC_MALLOC(params->seq_len);
1332                                                 memcpy(g_key_gtk_params.seq, params->seq, params->seq_len);
1333                                         }
1334                                         g_key_gtk_params.cipher = params->cipher;
1335
1336                                         PRINT_D(CFG80211_DBG, "key %x %x %x\n", g_key_gtk_params.key[0],
1337                                                 g_key_gtk_params.key[1],
1338                                                 g_key_gtk_params.key[2]);
1339                                         g_gtk_keys_saved = true;
1340                                 }
1341
1342                                 host_int_add_rx_gtk(priv->hWILCWFIDrv, params->key, KeyLen,
1343                                                     key_index, params->seq_len, params->seq, pu8RxMic, pu8TxMic, STATION_MODE, u8mode);
1344                         } else {
1345                                 if (params->key_len > 16 && params->cipher == WLAN_CIPHER_SUITE_TKIP) {
1346                                         /* swap the tx mic by rx mic */
1347                                         pu8RxMic = params->key + 24;
1348                                         pu8TxMic = params->key + 16;
1349                                         KeyLen = params->key_len - 16;
1350                                 }
1351
1352                                 /*BugID_5137*/
1353                                 /*save keys only on interface 0 (wifi interface)*/
1354                                 if (!g_ptk_keys_saved && netdev == g_linux_wlan->strInterfaceInfo[0].wilc_netdev) {
1355                                         g_add_ptk_key_params.key_idx = key_index;
1356                                         g_add_ptk_key_params.pairwise = pairwise;
1357                                         if (!mac_addr) {
1358                                                 g_add_ptk_key_params.mac_addr = NULL;
1359                                         } else {
1360                                                 g_add_ptk_key_params.mac_addr = WILC_MALLOC(ETH_ALEN);
1361                                                 memcpy(g_add_ptk_key_params.mac_addr, mac_addr, ETH_ALEN);
1362                                         }
1363                                         g_key_ptk_params.key_len = params->key_len;
1364                                         g_key_ptk_params.seq_len = params->seq_len;
1365                                         g_key_ptk_params.key =  WILC_MALLOC(params->key_len);
1366                                         memcpy(g_key_ptk_params.key, params->key, params->key_len);
1367                                         if (params->seq_len > 0) {
1368                                                 g_key_ptk_params.seq =  WILC_MALLOC(params->seq_len);
1369                                                 memcpy(g_key_ptk_params.seq, params->seq, params->seq_len);
1370                                         }
1371                                         g_key_ptk_params.cipher = params->cipher;
1372
1373                                         PRINT_D(CFG80211_DBG, "key %x %x %x\n", g_key_ptk_params.key[0],
1374                                                 g_key_ptk_params.key[1],
1375                                                 g_key_ptk_params.key[2]);
1376                                         g_ptk_keys_saved = true;
1377                                 }
1378
1379                                 host_int_add_ptk(priv->hWILCWFIDrv, params->key, KeyLen, mac_addr,
1380                                                  pu8RxMic, pu8TxMic, STATION_MODE, u8mode, key_index);
1381                                 PRINT_D(CFG80211_DBG, "Adding pairwise key\n");
1382                                 if (INFO) {
1383                                         for (i = 0; i < params->key_len; i++)
1384                                                 PRINT_INFO(CFG80211_DBG, "Adding pairwise key value[%d] = %d\n", i, params->key[i]);
1385                                 }
1386                         }
1387                 }
1388                 break;
1389
1390         default:
1391                 PRINT_ER("Not supported cipher: Error(%d)\n", s32Error);
1392                 s32Error = -ENOTSUPP;
1393
1394         }
1395
1396         return s32Error;
1397 }
1398
1399 /**
1400  *  @brief      WILC_WFI_del_key
1401  *  @details    Remove a key given the @mac_addr (%NULL for a group key)
1402  *                      and @key_index, return -ENOENT if the key doesn't exist.
1403  *  @param[in]
1404  *  @return     int : Return 0 on Success
1405  *  @author     mdaftedar
1406  *  @date       01 MAR 2012
1407  *  @version    1.0
1408  */
1409 static int WILC_WFI_del_key(struct wiphy *wiphy, struct net_device *netdev,
1410                             u8 key_index,
1411                             bool pairwise,
1412                             const u8 *mac_addr)
1413 {
1414         struct WILC_WFI_priv *priv;
1415         s32 s32Error = WILC_SUCCESS;
1416
1417         priv = wiphy_priv(wiphy);
1418
1419         /*BugID_5137*/
1420         /*delete saved keys, if any*/
1421         if (netdev == g_linux_wlan->strInterfaceInfo[0].wilc_netdev) {
1422                 g_ptk_keys_saved = false;
1423                 g_gtk_keys_saved = false;
1424                 g_wep_keys_saved = false;
1425
1426                 /*Delete saved WEP keys params, if any*/
1427                 if (g_key_wep_params.key != NULL) {
1428                         kfree(g_key_wep_params.key);
1429                         g_key_wep_params.key = NULL;
1430                 }
1431
1432                 /*freeing memory allocated by "wilc_gtk" and "wilc_ptk" in "WILC_WIFI_ADD_KEY"*/
1433
1434         #ifdef WILC_AP_EXTERNAL_MLME
1435                 if ((priv->wilc_gtk[key_index]) != NULL) {
1436
1437                         if (priv->wilc_gtk[key_index]->key != NULL) {
1438
1439                                 kfree(priv->wilc_gtk[key_index]->key);
1440                                 priv->wilc_gtk[key_index]->key = NULL;
1441                         }
1442                         if (priv->wilc_gtk[key_index]->seq) {
1443
1444                                 kfree(priv->wilc_gtk[key_index]->seq);
1445                                 priv->wilc_gtk[key_index]->seq = NULL;
1446                         }
1447
1448                         kfree(priv->wilc_gtk[key_index]);
1449                         priv->wilc_gtk[key_index] = NULL;
1450
1451                 }
1452
1453                 if ((priv->wilc_ptk[key_index]) != NULL) {
1454
1455                         if (priv->wilc_ptk[key_index]->key) {
1456
1457                                 kfree(priv->wilc_ptk[key_index]->key);
1458                                 priv->wilc_ptk[key_index]->key = NULL;
1459                         }
1460                         if (priv->wilc_ptk[key_index]->seq) {
1461
1462                                 kfree(priv->wilc_ptk[key_index]->seq);
1463                                 priv->wilc_ptk[key_index]->seq = NULL;
1464                         }
1465                         kfree(priv->wilc_ptk[key_index]);
1466                         priv->wilc_ptk[key_index] = NULL;
1467                 }
1468         #endif
1469
1470                 /*Delete saved PTK and GTK keys params, if any*/
1471                 if (g_key_ptk_params.key != NULL) {
1472                         kfree(g_key_ptk_params.key);
1473                         g_key_ptk_params.key = NULL;
1474                 }
1475                 if (g_key_ptk_params.seq != NULL) {
1476                         kfree(g_key_ptk_params.seq);
1477                         g_key_ptk_params.seq = NULL;
1478                 }
1479
1480                 if (g_key_gtk_params.key != NULL) {
1481                         kfree(g_key_gtk_params.key);
1482                         g_key_gtk_params.key = NULL;
1483                 }
1484                 if (g_key_gtk_params.seq != NULL) {
1485                         kfree(g_key_gtk_params.seq);
1486                         g_key_gtk_params.seq = NULL;
1487                 }
1488
1489                 /*Reset WILC_CHANGING_VIR_IF register to allow adding futrue keys to CE H/W*/
1490                 Set_machw_change_vir_if(false);
1491         }
1492
1493         if (key_index >= 0 && key_index <= 3) {
1494                 memset(priv->WILC_WFI_wep_key[key_index], 0, priv->WILC_WFI_wep_key_len[key_index]);
1495                 priv->WILC_WFI_wep_key_len[key_index] = 0;
1496
1497                 PRINT_D(CFG80211_DBG, "Removing WEP key with index = %d\n", key_index);
1498                 host_int_remove_wep_key(priv->hWILCWFIDrv, key_index);
1499         } else {
1500                 PRINT_D(CFG80211_DBG, "Removing all installed keys\n");
1501                 host_int_remove_key(priv->hWILCWFIDrv, mac_addr);
1502         }
1503
1504         return s32Error;
1505 }
1506
1507 /**
1508  *  @brief      WILC_WFI_get_key
1509  *  @details    Get information about the key with the given parameters.
1510  *                      @mac_addr will be %NULL when requesting information for a group
1511  *                      key. All pointers given to the @callback function need not be valid
1512  *                      after it returns. This function should return an error if it is
1513  *                      not possible to retrieve the key, -ENOENT if it doesn't exist.
1514  *  @param[in]
1515  *  @return     int : Return 0 on Success
1516  *  @author     mdaftedar
1517  *  @date       01 MAR 2012
1518  *  @version    1.0
1519  */
1520 static int WILC_WFI_get_key(struct wiphy *wiphy, struct net_device *netdev, u8 key_index,
1521                             bool pairwise,
1522                             const u8 *mac_addr, void *cookie, void (*callback)(void *cookie, struct key_params *))
1523 {
1524
1525         s32 s32Error = WILC_SUCCESS;
1526
1527         struct WILC_WFI_priv *priv;
1528         struct  key_params key_params;
1529         u32 i;
1530         priv = wiphy_priv(wiphy);
1531
1532
1533         if (!pairwise)
1534         {
1535                 PRINT_D(CFG80211_DBG, "Getting group key idx: %x\n", key_index);
1536
1537                 key_params.key = priv->wilc_gtk[key_index]->key;
1538                 key_params.cipher = priv->wilc_gtk[key_index]->cipher;
1539                 key_params.key_len = priv->wilc_gtk[key_index]->key_len;
1540                 key_params.seq = priv->wilc_gtk[key_index]->seq;
1541                 key_params.seq_len = priv->wilc_gtk[key_index]->seq_len;
1542                 if (INFO) {
1543                         for (i = 0; i < key_params.key_len; i++)
1544                                 PRINT_INFO(CFG80211_DBG, "Retrieved key value %x\n", key_params.key[i]);
1545                 }
1546         } else {
1547                 PRINT_D(CFG80211_DBG, "Getting pairwise  key\n");
1548
1549                 key_params.key = priv->wilc_ptk[key_index]->key;
1550                 key_params.cipher = priv->wilc_ptk[key_index]->cipher;
1551                 key_params.key_len = priv->wilc_ptk[key_index]->key_len;
1552                 key_params.seq = priv->wilc_ptk[key_index]->seq;
1553                 key_params.seq_len = priv->wilc_ptk[key_index]->seq_len;
1554         }
1555
1556         callback(cookie, &key_params);
1557
1558         return s32Error;        /* priv->wilc_gtk->key_len ?0 : -ENOENT; */
1559 }
1560
1561 /**
1562  *  @brief      WILC_WFI_set_default_key
1563  *  @details    Set the default management frame key on an interface
1564  *  @param[in]
1565  *  @return     int : Return 0 on Success.
1566  *  @author     mdaftedar
1567  *  @date       01 MAR 2012
1568  *  @version    1.0
1569  */
1570 static int WILC_WFI_set_default_key(struct wiphy *wiphy, struct net_device *netdev, u8 key_index,
1571                                     bool unicast, bool multicast)
1572 {
1573         s32 s32Error = WILC_SUCCESS;
1574         struct WILC_WFI_priv *priv;
1575
1576
1577         priv = wiphy_priv(wiphy);
1578
1579         PRINT_D(CFG80211_DBG, "Setting default key with idx = %d\n", key_index);
1580
1581         if (key_index != priv->WILC_WFI_wep_default) {
1582
1583                 host_int_set_WEPDefaultKeyID(priv->hWILCWFIDrv, key_index);
1584         }
1585
1586         return s32Error;
1587 }
1588
1589 /**
1590  *  @brief      WILC_WFI_dump_survey
1591  *  @details    Get site survey information
1592  *  @param[in]
1593  *  @return     int : Return 0 on Success.
1594  *  @author     mdaftedar
1595  *  @date       01 MAR 2012
1596  *  @version    1.0
1597  */
1598 static int WILC_WFI_dump_survey(struct wiphy *wiphy, struct net_device *netdev,
1599                                 int idx, struct survey_info *info)
1600 {
1601         s32 s32Error = WILC_SUCCESS;
1602
1603
1604         if (idx != 0) {
1605                 s32Error = -ENOENT;
1606                 PRINT_ER("Error Idx value doesn't equal zero: Error(%d)\n", s32Error);
1607
1608         }
1609
1610         return s32Error;
1611 }
1612
1613
1614 /**
1615  *  @brief      WILC_WFI_get_station
1616  *  @details    Get station information for the station identified by @mac
1617  *  @param[in]   NONE
1618  *  @return     int : Return 0 on Success.
1619  *  @author     mdaftedar
1620  *  @date       01 MAR 2012
1621  *  @version    1.0
1622  */
1623
1624 static int WILC_WFI_get_station(struct wiphy *wiphy, struct net_device *dev,
1625                                 const u8 *mac, struct station_info *sinfo)
1626 {
1627         s32 s32Error = WILC_SUCCESS;
1628         struct WILC_WFI_priv *priv;
1629         perInterface_wlan_t *nic;
1630         #ifdef WILC_AP_EXTERNAL_MLME
1631         u32 i = 0;
1632         u32 associatedsta = 0;
1633         u32 inactive_time = 0;
1634         #endif
1635         priv = wiphy_priv(wiphy);
1636         nic = netdev_priv(dev);
1637
1638         #ifdef WILC_AP_EXTERNAL_MLME
1639         if (nic->iftype == AP_MODE || nic->iftype == GO_MODE) {
1640                 PRINT_D(HOSTAPD_DBG, "Getting station parameters\n");
1641
1642                 PRINT_INFO(HOSTAPD_DBG, ": %x%x%x%x%x\n", mac[0], mac[1], mac[2], mac[3], mac[4]);
1643
1644                 for (i = 0; i < NUM_STA_ASSOCIATED; i++) {
1645
1646                         if (!(memcmp(mac, priv->assoc_stainfo.au8Sta_AssociatedBss[i], ETH_ALEN))) {
1647                                 associatedsta = i;
1648                                 break;
1649                         }
1650
1651                 }
1652
1653                 if (associatedsta == -1) {
1654                         s32Error = -ENOENT;
1655                         PRINT_ER("Station required is not associated : Error(%d)\n", s32Error);
1656
1657                         return s32Error;
1658                 }
1659
1660                 sinfo->filled |= BIT(NL80211_STA_INFO_INACTIVE_TIME);
1661
1662                 host_int_get_inactive_time(priv->hWILCWFIDrv, mac, &(inactive_time));
1663                 sinfo->inactive_time = 1000 * inactive_time;
1664                 PRINT_D(CFG80211_DBG, "Inactive time %d\n", sinfo->inactive_time);
1665
1666         }
1667         #endif
1668
1669         if (nic->iftype == STATION_MODE) {
1670                 tstrStatistics strStatistics;
1671                 host_int_get_statistics(priv->hWILCWFIDrv, &strStatistics);
1672
1673                 /*
1674                  * tony: 2013-11-13
1675                  * tx_failed introduced more than
1676                  * kernel version 3.0.0
1677                  */
1678                 sinfo->filled |= BIT(NL80211_STA_INFO_SIGNAL) |
1679                                                 BIT(NL80211_STA_INFO_RX_PACKETS) |
1680                                                 BIT(NL80211_STA_INFO_TX_PACKETS) |
1681                                                 BIT(NL80211_STA_INFO_TX_FAILED) |
1682                                                 BIT(NL80211_STA_INFO_TX_BITRATE);
1683
1684                 sinfo->signal           =  strStatistics.s8RSSI;
1685                 sinfo->rx_packets   =  strStatistics.u32RxCount;
1686                 sinfo->tx_packets   =  strStatistics.u32TxCount + strStatistics.u32TxFailureCount;
1687                 sinfo->tx_failed        =  strStatistics.u32TxFailureCount;
1688                 sinfo->txrate.legacy = strStatistics.u8LinkSpeed * 10;
1689
1690 #ifdef TCP_ENHANCEMENTS
1691                 if ((strStatistics.u8LinkSpeed > TCP_ACK_FILTER_LINK_SPEED_THRESH) && (strStatistics.u8LinkSpeed != DEFAULT_LINK_SPEED))
1692                         Enable_TCP_ACK_Filter(true);
1693                 else if (strStatistics.u8LinkSpeed != DEFAULT_LINK_SPEED)
1694                         Enable_TCP_ACK_Filter(false);
1695 #endif
1696
1697                 PRINT_D(CORECONFIG_DBG, "*** stats[%d][%d][%d][%d][%d]\n", sinfo->signal, sinfo->rx_packets, sinfo->tx_packets,
1698                         sinfo->tx_failed, sinfo->txrate.legacy);
1699         }
1700         return s32Error;
1701 }
1702
1703
1704 /**
1705  *  @brief      WILC_WFI_change_bss
1706  *  @details    Modify parameters for a given BSS.
1707  *  @param[in]
1708  *   -use_cts_prot: Whether to use CTS protection
1709  *          (0 = no, 1 = yes, -1 = do not change)
1710  *  -use_short_preamble: Whether the use of short preambles is allowed
1711  *          (0 = no, 1 = yes, -1 = do not change)
1712  *  -use_short_slot_time: Whether the use of short slot time is allowed
1713  *          (0 = no, 1 = yes, -1 = do not change)
1714  *  -basic_rates: basic rates in IEEE 802.11 format
1715  *          (or NULL for no change)
1716  *  -basic_rates_len: number of basic rates
1717  *  -ap_isolate: do not forward packets between connected stations
1718  *  -ht_opmode: HT Operation mode
1719  *         (u16 = opmode, -1 = do not change)
1720  *  @return     int : Return 0 on Success.
1721  *  @author     mdaftedar
1722  *  @date       01 MAR 2012
1723  *  @version    1.0
1724  */
1725 static int  WILC_WFI_change_bss(struct wiphy *wiphy, struct net_device *dev,
1726                                 struct bss_parameters *params)
1727 {
1728         PRINT_D(CFG80211_DBG, "Changing Bss parametrs\n");
1729         return 0;
1730 }
1731
1732 /**
1733  *  @brief      WILC_WFI_auth
1734  *  @details    Request to authenticate with the specified peer
1735  *  @param[in]
1736  *  @return     int : Return 0 on Success.
1737  *  @author     mdaftedar
1738  *  @date       01 MAR 2012
1739  *  @version    1.0
1740  */
1741 static int WILC_WFI_auth(struct wiphy *wiphy, struct net_device *dev,
1742                          struct cfg80211_auth_request *req)
1743 {
1744         PRINT_D(CFG80211_DBG, "In Authentication Function\n");
1745         return 0;
1746 }
1747
1748 /**
1749  *  @brief      WILC_WFI_assoc
1750  *  @details    Request to (re)associate with the specified peer
1751  *  @param[in]
1752  *  @return     int : Return 0 on Success.
1753  *  @author     mdaftedar
1754  *  @date       01 MAR 2012
1755  *  @version    1.0
1756  */
1757 static int WILC_WFI_assoc(struct wiphy *wiphy, struct net_device *dev,
1758                           struct cfg80211_assoc_request *req)
1759 {
1760         PRINT_D(CFG80211_DBG, "In Association Function\n");
1761         return 0;
1762 }
1763
1764 /**
1765  *  @brief      WILC_WFI_deauth
1766  *  @details    Request to deauthenticate from the specified peer
1767  *  @param[in]
1768  *  @return     int : Return 0 on Success.
1769  *  @author     mdaftedar
1770  *  @date       01 MAR 2012
1771  *  @version    1.0
1772  */
1773 static int  WILC_WFI_deauth(struct wiphy *wiphy, struct net_device *dev,
1774                             struct cfg80211_deauth_request *req, void *cookie)
1775 {
1776         PRINT_D(CFG80211_DBG, "In De-authentication Function\n");
1777         return 0;
1778 }
1779
1780 /**
1781  *  @brief      WILC_WFI_disassoc
1782  *  @details    Request to disassociate from the specified peer
1783  *  @param[in]
1784  *  @return     int : Return 0 on Success
1785  *  @author     mdaftedar
1786  *  @date       01 MAR 2012
1787  *  @version    1.0
1788  */
1789 static int  WILC_WFI_disassoc(struct wiphy *wiphy, struct net_device *dev,
1790                               struct cfg80211_disassoc_request *req, void *cookie)
1791 {
1792         PRINT_D(CFG80211_DBG, "In Disassociation Function\n");
1793         return 0;
1794 }
1795
1796 /**
1797  *  @brief      WILC_WFI_set_wiphy_params
1798  *  @details    Notify that wiphy parameters have changed;
1799  *  @param[in]   Changed bitfield (see &enum wiphy_params_flags) describes which values
1800  *                      have changed.
1801  *  @return     int : Return 0 on Success
1802  *  @author     mdaftedar
1803  *  @date       01 MAR 2012
1804  *  @version    1.0
1805  */
1806 static int WILC_WFI_set_wiphy_params(struct wiphy *wiphy, u32 changed)
1807 {
1808         s32 s32Error = WILC_SUCCESS;
1809         tstrCfgParamVal pstrCfgParamVal;
1810         struct WILC_WFI_priv *priv;
1811
1812         priv = wiphy_priv(wiphy);
1813
1814         pstrCfgParamVal.u32SetCfgFlag = 0;
1815         PRINT_D(CFG80211_DBG, "Setting Wiphy params\n");
1816
1817         if (changed & WIPHY_PARAM_RETRY_SHORT) {
1818                 PRINT_D(CFG80211_DBG, "Setting WIPHY_PARAM_RETRY_SHORT %d\n",
1819                         priv->dev->ieee80211_ptr->wiphy->retry_short);
1820                 pstrCfgParamVal.u32SetCfgFlag  |= RETRY_SHORT;
1821                 pstrCfgParamVal.short_retry_limit = priv->dev->ieee80211_ptr->wiphy->retry_short;
1822         }
1823         if (changed & WIPHY_PARAM_RETRY_LONG) {
1824
1825                 PRINT_D(CFG80211_DBG, "Setting WIPHY_PARAM_RETRY_LONG %d\n", priv->dev->ieee80211_ptr->wiphy->retry_long);
1826                 pstrCfgParamVal.u32SetCfgFlag |= RETRY_LONG;
1827                 pstrCfgParamVal.long_retry_limit = priv->dev->ieee80211_ptr->wiphy->retry_long;
1828
1829         }
1830         if (changed & WIPHY_PARAM_FRAG_THRESHOLD) {
1831                 PRINT_D(CFG80211_DBG, "Setting WIPHY_PARAM_FRAG_THRESHOLD %d\n", priv->dev->ieee80211_ptr->wiphy->frag_threshold);
1832                 pstrCfgParamVal.u32SetCfgFlag |= FRAG_THRESHOLD;
1833                 pstrCfgParamVal.frag_threshold = priv->dev->ieee80211_ptr->wiphy->frag_threshold;
1834
1835         }
1836
1837         if (changed & WIPHY_PARAM_RTS_THRESHOLD) {
1838                 PRINT_D(CFG80211_DBG, "Setting WIPHY_PARAM_RTS_THRESHOLD %d\n", priv->dev->ieee80211_ptr->wiphy->rts_threshold);
1839
1840                 pstrCfgParamVal.u32SetCfgFlag |= RTS_THRESHOLD;
1841                 pstrCfgParamVal.rts_threshold = priv->dev->ieee80211_ptr->wiphy->rts_threshold;
1842
1843         }
1844
1845         PRINT_D(CFG80211_DBG, "Setting CFG params in the host interface\n");
1846         s32Error = hif_set_cfg(priv->hWILCWFIDrv, &pstrCfgParamVal);
1847         if (s32Error)
1848                 PRINT_ER("Error in setting WIPHY PARAMS\n");
1849
1850
1851         return s32Error;
1852 }
1853
1854 /**
1855  *  @brief      WILC_WFI_set_bitrate_mask
1856  *  @details    set the bitrate mask configuration
1857  *  @param[in]
1858  *  @return     int : Return 0 on Success
1859  *  @author     mdaftedar
1860  *  @date       01 MAR 2012
1861  *  @version    1.0
1862  */
1863 static int WILC_WFI_set_bitrate_mask(struct wiphy *wiphy,
1864                                      struct net_device *dev, const u8 *peer,
1865                                      const struct cfg80211_bitrate_mask *mask)
1866 {
1867         s32 s32Error = WILC_SUCCESS;
1868
1869         PRINT_D(CFG80211_DBG, "Setting Bitrate mask function\n");
1870         return s32Error;
1871
1872 }
1873
1874 /**
1875  *  @brief      WILC_WFI_set_pmksa
1876  *  @details    Cache a PMKID for a BSSID. This is mostly useful for fullmac
1877  *                      devices running firmwares capable of generating the (re) association
1878  *                      RSN IE. It allows for faster roaming between WPA2 BSSIDs.
1879  *  @param[in]
1880  *  @return     int : Return 0 on Success
1881  *  @author     mdaftedar
1882  *  @date       01 MAR 2012
1883  *  @version    1.0
1884  */
1885 static int WILC_WFI_set_pmksa(struct wiphy *wiphy, struct net_device *netdev,
1886                               struct cfg80211_pmksa *pmksa)
1887 {
1888         u32 i;
1889         s32 s32Error = WILC_SUCCESS;
1890         u8 flag = 0;
1891
1892         struct WILC_WFI_priv *priv = wiphy_priv(wiphy);
1893
1894         PRINT_D(CFG80211_DBG, "Setting PMKSA\n");
1895
1896
1897         for (i = 0; i < priv->pmkid_list.numpmkid; i++) {
1898                 if (!memcmp(pmksa->bssid, priv->pmkid_list.pmkidlist[i].bssid,
1899                                  ETH_ALEN)) {
1900                         /*If bssid already exists and pmkid value needs to reset*/
1901                         flag = PMKID_FOUND;
1902                         PRINT_D(CFG80211_DBG, "PMKID already exists\n");
1903                         break;
1904                 }
1905         }
1906         if (i < WILC_MAX_NUM_PMKIDS) {
1907                 PRINT_D(CFG80211_DBG, "Setting PMKID in private structure\n");
1908                 memcpy(priv->pmkid_list.pmkidlist[i].bssid, pmksa->bssid,
1909                             ETH_ALEN);
1910                 memcpy(priv->pmkid_list.pmkidlist[i].pmkid, pmksa->pmkid,
1911                             PMKID_LEN);
1912                 if (!(flag == PMKID_FOUND))
1913                         priv->pmkid_list.numpmkid++;
1914         } else {
1915                 PRINT_ER("Invalid PMKID index\n");
1916                 s32Error = -EINVAL;
1917         }
1918
1919         if (!s32Error) {
1920                 PRINT_D(CFG80211_DBG, "Setting pmkid in the host interface\n");
1921                 s32Error = host_int_set_pmkid_info(priv->hWILCWFIDrv, &priv->pmkid_list);
1922         }
1923         return s32Error;
1924 }
1925
1926 /**
1927  *  @brief      WILC_WFI_del_pmksa
1928  *  @details    Delete a cached PMKID.
1929  *  @param[in]
1930  *  @return     int : Return 0 on Success
1931  *  @author     mdaftedar
1932  *  @date       01 MAR 2012
1933  *  @version    1.0
1934  */
1935 static int WILC_WFI_del_pmksa(struct wiphy *wiphy, struct net_device *netdev,
1936                               struct cfg80211_pmksa *pmksa)
1937 {
1938
1939         u32 i;
1940         u8 flag = 0;
1941         s32 s32Error = WILC_SUCCESS;
1942
1943         struct WILC_WFI_priv *priv = wiphy_priv(wiphy);
1944
1945         PRINT_D(CFG80211_DBG, "Deleting PMKSA keys\n");
1946
1947         for (i = 0; i < priv->pmkid_list.numpmkid; i++) {
1948                 if (!memcmp(pmksa->bssid, priv->pmkid_list.pmkidlist[i].bssid,
1949                                  ETH_ALEN)) {
1950                         /*If bssid is found, reset the values*/
1951                         PRINT_D(CFG80211_DBG, "Reseting PMKID values\n");
1952                         memset(&priv->pmkid_list.pmkidlist[i], 0, sizeof(tstrHostIFpmkid));
1953                         flag = PMKID_FOUND;
1954                         break;
1955                 }
1956         }
1957
1958         if (i < priv->pmkid_list.numpmkid && priv->pmkid_list.numpmkid > 0) {
1959                 for (; i < (priv->pmkid_list.numpmkid - 1); i++) {
1960                         memcpy(priv->pmkid_list.pmkidlist[i].bssid,
1961                                     priv->pmkid_list.pmkidlist[i + 1].bssid,
1962                                     ETH_ALEN);
1963                         memcpy(priv->pmkid_list.pmkidlist[i].pmkid,
1964                                     priv->pmkid_list.pmkidlist[i].pmkid,
1965                                     PMKID_LEN);
1966                 }
1967                 priv->pmkid_list.numpmkid--;
1968         } else {
1969                 s32Error = -EINVAL;
1970         }
1971
1972         return s32Error;
1973 }
1974
1975 /**
1976  *  @brief      WILC_WFI_flush_pmksa
1977  *  @details    Flush all cached PMKIDs.
1978  *  @param[in]
1979  *  @return     int : Return 0 on Success
1980  *  @author     mdaftedar
1981  *  @date       01 MAR 2012
1982  *  @version    1.0
1983  */
1984 static int  WILC_WFI_flush_pmksa(struct wiphy *wiphy, struct net_device *netdev)
1985 {
1986         struct WILC_WFI_priv *priv = wiphy_priv(wiphy);
1987
1988         PRINT_D(CFG80211_DBG,  "Flushing  PMKID key values\n");
1989
1990         /*Get cashed Pmkids and set all with zeros*/
1991         memset(&priv->pmkid_list, 0, sizeof(tstrHostIFpmkidAttr));
1992
1993         return 0;
1994 }
1995
1996 #ifdef WILC_P2P
1997
1998 /**
1999  *  @brief      WILC_WFI_CfgParseRxAction
2000  *  @details Function parses the received  frames and modifies the following attributes:
2001  *                -GO Intent
2002  *                  -Channel list
2003  *                  -Operating Channel
2004  *
2005  *  @param[in] u8* Buffer, u32 length
2006  *  @return     NONE.
2007  *  @author     mdaftedar
2008  *  @date       12 DEC 2012
2009  *  @version
2010  */
2011
2012 void WILC_WFI_CfgParseRxAction(u8 *buf, u32 len)
2013 {
2014         u32 index = 0;
2015         u32 i = 0, j = 0;
2016
2017         /*BugID_5460*/
2018         #ifdef USE_SUPPLICANT_GO_INTENT
2019         u8 intent;
2020         u8 tie_breaker;
2021         bool is_wilc_go = true;
2022         #endif
2023         u8 op_channel_attr_index = 0;
2024         u8 channel_list_attr_index = 0;
2025
2026         while (index < len) {
2027                 if (buf[index] == GO_INTENT_ATTR_ID) {
2028                         #ifdef USE_SUPPLICANT_GO_INTENT
2029                         /*BugID_5460*/
2030                         /*Case 1: If we are going to be p2p client, no need to modify channels attributes*/
2031                         /*In negotiation frames, go intent attr value determines who will be GO*/
2032                         intent = GET_GO_INTENT(buf[index + 3]);
2033                         tie_breaker = GET_TIE_BREAKER(buf[index + 3]);
2034                         if (intent > SUPPLICANT_GO_INTENT
2035                             || (intent == SUPPLICANT_GO_INTENT && tie_breaker == 1)) {
2036                                 PRINT_D(GENERIC_DBG, "WILC will be client (intent %d tie breaker %d)\n", intent, tie_breaker);
2037                                 is_wilc_go = false;
2038                         } else {
2039                                 PRINT_D(GENERIC_DBG, "WILC will be GO (intent %d tie breaker %d)\n", intent, tie_breaker);
2040                                 is_wilc_go = true;
2041                         }
2042
2043                         #else   /* USE_SUPPLICANT_GO_INTENT */
2044                         #ifdef FORCE_P2P_CLIENT
2045                         buf[index + 3] = (buf[index + 3]  & 0x01) | (0x0f << 1);
2046                         #else
2047                         buf[index + 3] = (buf[index + 3]  & 0x01) | (0x00 << 1);
2048                         #endif
2049                         #endif  /* USE_SUPPLICANT_GO_INTENT */
2050                 }
2051
2052                 #ifdef USE_SUPPLICANT_GO_INTENT
2053                 /*Case 2: If group bssid attribute is present, no need to modify channels attributes*/
2054                 /*In invitation req and rsp, group bssid attr presence determines who will be GO*/
2055                 if (buf[index] == GROUP_BSSID_ATTR_ID) {
2056                         PRINT_D(GENERIC_DBG, "Group BSSID: %2x:%2x:%2x\n", buf[index + 3]
2057                                 , buf[index + 4]
2058                                 , buf[index + 5]);
2059                         is_wilc_go = false;
2060                 }
2061                 #endif  /* USE_SUPPLICANT_GO_INTENT */
2062
2063                 if (buf[index] ==  CHANLIST_ATTR_ID)
2064                         channel_list_attr_index = index;
2065                 else if (buf[index] ==  OPERCHAN_ATTR_ID)
2066                         op_channel_attr_index = index;
2067                 index += buf[index + 1] + 3; /* ID,Length byte */
2068         }
2069
2070         #ifdef USE_SUPPLICANT_GO_INTENT
2071         if (u8WLANChannel != INVALID_CHANNEL && is_wilc_go)
2072         #else
2073         if (u8WLANChannel != INVALID_CHANNEL)
2074         #endif
2075         {
2076                 /*Modify channel list attribute*/
2077                 if (channel_list_attr_index) {
2078                         PRINT_D(GENERIC_DBG, "Modify channel list attribute\n");
2079                         for (i = channel_list_attr_index + 3; i < ((channel_list_attr_index + 3) + buf[channel_list_attr_index + 1]); i++) {
2080                                 if (buf[i] == 0x51) {
2081                                         for (j = i + 2; j < ((i + 2) + buf[i + 1]); j++) {
2082                                                 buf[j] = u8WLANChannel;
2083                                         }
2084                                         break;
2085                                 }
2086                         }
2087                 }
2088                 /*Modify operating channel attribute*/
2089                 if (op_channel_attr_index) {
2090                         PRINT_D(GENERIC_DBG, "Modify operating channel attribute\n");
2091                         buf[op_channel_attr_index + 6] = 0x51;
2092                         buf[op_channel_attr_index + 7] = u8WLANChannel;
2093                 }
2094         }
2095 }
2096
2097 /**
2098  *  @brief      WILC_WFI_CfgParseTxAction
2099  *  @details Function parses the transmitted  action frames and modifies the
2100  *               GO Intent attribute
2101  *  @param[in] u8* Buffer, u32 length, bool bOperChan, u8 iftype
2102  *  @return     NONE.
2103  *  @author     mdaftedar
2104  *  @date       12 DEC 2012
2105  *  @version
2106  */
2107 void WILC_WFI_CfgParseTxAction(u8 *buf, u32 len, bool bOperChan, u8 iftype)
2108 {
2109         u32 index = 0;
2110         u32 i = 0, j = 0;
2111
2112         u8 op_channel_attr_index = 0;
2113         u8 channel_list_attr_index = 0;
2114         #ifdef USE_SUPPLICANT_GO_INTENT
2115         bool is_wilc_go = false;
2116
2117         /*BugID_5460*/
2118         /*Case 1: If we are already p2p client, no need to modify channels attributes*/
2119         /*This to handle the case of inviting a p2p peer to join an existing group which we are a member in*/
2120         if (iftype == CLIENT_MODE)
2121                 return;
2122         #endif
2123
2124         while (index < len) {
2125                 #ifdef USE_SUPPLICANT_GO_INTENT
2126                 /*Case 2: If group bssid attribute is present, no need to modify channels attributes*/
2127                 /*In invitation req and rsp, group bssid attr presence determines who will be GO*/
2128                 /*Note: If we are already p2p client, group bssid attr may also be present (handled in Case 1)*/
2129                 if (buf[index] == GROUP_BSSID_ATTR_ID) {
2130                         PRINT_D(GENERIC_DBG, "Group BSSID: %2x:%2x:%2x\n", buf[index + 3]
2131                                 , buf[index + 4]
2132                                 , buf[index + 5]);
2133                         is_wilc_go = true;
2134                 }
2135
2136                 #else   /* USE_SUPPLICANT_GO_INTENT */
2137                 if (buf[index] == GO_INTENT_ATTR_ID) {
2138                         #ifdef FORCE_P2P_CLIENT
2139                         buf[index + 3] = (buf[index + 3]  & 0x01) | (0x00 << 1);
2140                         #else
2141                         buf[index + 3] = (buf[index + 3]  & 0x01) | (0x0f << 1);
2142                         #endif
2143
2144                         break;
2145                 }
2146                 #endif
2147
2148                 if (buf[index] ==  CHANLIST_ATTR_ID)
2149                         channel_list_attr_index = index;
2150                 else if (buf[index] ==  OPERCHAN_ATTR_ID)
2151                         op_channel_attr_index = index;
2152                 index += buf[index + 1] + 3; /* ID,Length byte */
2153         }
2154
2155         #ifdef USE_SUPPLICANT_GO_INTENT
2156         /*No need to check bOperChan since only transmitted invitation frames are parsed*/
2157         if (u8WLANChannel != INVALID_CHANNEL && is_wilc_go)
2158         #else
2159         if (u8WLANChannel != INVALID_CHANNEL && bOperChan)
2160         #endif
2161         {
2162                 /*Modify channel list attribute*/
2163                 if (channel_list_attr_index) {
2164                         PRINT_D(GENERIC_DBG, "Modify channel list attribute\n");
2165                         for (i = channel_list_attr_index + 3; i < ((channel_list_attr_index + 3) + buf[channel_list_attr_index + 1]); i++) {
2166                                 if (buf[i] == 0x51) {
2167                                         for (j = i + 2; j < ((i + 2) + buf[i + 1]); j++) {
2168                                                 buf[j] = u8WLANChannel;
2169                                         }
2170                                         break;
2171                                 }
2172                         }
2173                 }
2174                 /*Modify operating channel attribute*/
2175                 if (op_channel_attr_index) {
2176                         PRINT_D(GENERIC_DBG, "Modify operating channel attribute\n");
2177                         buf[op_channel_attr_index + 6] = 0x51;
2178                         buf[op_channel_attr_index + 7] = u8WLANChannel;
2179                 }
2180         }
2181 }
2182
2183 /*  @brief                       WILC_WFI_p2p_rx
2184  *  @details
2185  *  @param[in]
2186  *
2187  *  @return             None
2188  *  @author             Mai Daftedar
2189  *  @date                       2 JUN 2013
2190  *  @version            1.0
2191  */
2192
2193 void WILC_WFI_p2p_rx (struct net_device *dev, uint8_t *buff, uint32_t size)
2194 {
2195
2196         struct WILC_WFI_priv *priv;
2197         u32 header, pkt_offset;
2198         tstrWILC_WFIDrv *pstrWFIDrv;
2199         u32 i = 0;
2200         s32 s32Freq;
2201         priv = wiphy_priv(dev->ieee80211_ptr->wiphy);
2202         pstrWFIDrv = (tstrWILC_WFIDrv *)priv->hWILCWFIDrv;
2203
2204         /* Get WILC header */
2205         memcpy(&header, (buff - HOST_HDR_OFFSET), HOST_HDR_OFFSET);
2206
2207         /* The packet offset field conain info about what type of managment frame */
2208         /* we are dealing with and ack status */
2209         pkt_offset = GET_PKT_OFFSET(header);
2210
2211         if (pkt_offset & IS_MANAGMEMENT_CALLBACK) {
2212                 if (buff[FRAME_TYPE_ID] == IEEE80211_STYPE_PROBE_RESP) {
2213                         PRINT_D(GENERIC_DBG, "Probe response ACK\n");
2214                         cfg80211_mgmt_tx_status(priv->wdev, priv->u64tx_cookie, buff, size, true, GFP_KERNEL);
2215                         return;
2216                 } else {
2217                         if (pkt_offset & IS_MGMT_STATUS_SUCCES) {
2218                                 PRINT_D(GENERIC_DBG, "Success Ack - Action frame category: %x Action Subtype: %d Dialog T: %x OR %x\n", buff[ACTION_CAT_ID], buff[ACTION_SUBTYPE_ID],
2219                                         buff[ACTION_SUBTYPE_ID + 1], buff[P2P_PUB_ACTION_SUBTYPE + 1]);
2220                                 cfg80211_mgmt_tx_status(priv->wdev, priv->u64tx_cookie, buff, size, true, GFP_KERNEL);
2221                         } else {
2222                                 PRINT_D(GENERIC_DBG, "Fail Ack - Action frame category: %x Action Subtype: %d Dialog T: %x OR %x\n", buff[ACTION_CAT_ID], buff[ACTION_SUBTYPE_ID],
2223                                         buff[ACTION_SUBTYPE_ID + 1], buff[P2P_PUB_ACTION_SUBTYPE + 1]);
2224                                 cfg80211_mgmt_tx_status(priv->wdev, priv->u64tx_cookie, buff, size, false, GFP_KERNEL);
2225                         }
2226                         return;
2227                 }
2228         } else {
2229
2230                 PRINT_D(GENERIC_DBG, "Rx Frame Type:%x\n", buff[FRAME_TYPE_ID]);
2231
2232                 /*BugID_5442*/
2233                 /*Upper layer is informed that the frame is received on this freq*/
2234                 s32Freq = ieee80211_channel_to_frequency(u8CurrChannel, IEEE80211_BAND_2GHZ);
2235
2236                 if (ieee80211_is_action(buff[FRAME_TYPE_ID])) {
2237                         PRINT_D(GENERIC_DBG, "Rx Action Frame Type: %x %x\n", buff[ACTION_SUBTYPE_ID], buff[P2P_PUB_ACTION_SUBTYPE]);
2238
2239                         if (priv->bCfgScanning == true && time_after_eq(jiffies, (unsigned long)pstrWFIDrv->u64P2p_MgmtTimeout)) {
2240                                 PRINT_D(GENERIC_DBG, "Receiving action frames from wrong channels\n");
2241                                 return;
2242                         }
2243                         if (buff[ACTION_CAT_ID] == PUB_ACTION_ATTR_ID) {
2244
2245                                 switch (buff[ACTION_SUBTYPE_ID]) {
2246                                 case GAS_INTIAL_REQ:
2247                                         PRINT_D(GENERIC_DBG, "GAS INITIAL REQ %x\n", buff[ACTION_SUBTYPE_ID]);
2248                                         break;
2249
2250                                 case GAS_INTIAL_RSP:
2251                                         PRINT_D(GENERIC_DBG, "GAS INITIAL RSP %x\n", buff[ACTION_SUBTYPE_ID]);
2252                                         break;
2253
2254                                 case PUBLIC_ACT_VENDORSPEC:
2255                                         /*Now we have a public action vendor specific action frame, check if its a p2p public action frame
2256                                          * based on the standard its should have the p2p_oui attribute with the following values 50 6f 9A 09*/
2257                                         if (!memcmp(u8P2P_oui, &buff[ACTION_SUBTYPE_ID + 1], 4)) {
2258                                                 if ((buff[P2P_PUB_ACTION_SUBTYPE] == GO_NEG_REQ || buff[P2P_PUB_ACTION_SUBTYPE] == GO_NEG_RSP)) {
2259                                                         if (!bWilc_ie) {
2260                                                                 for (i = P2P_PUB_ACTION_SUBTYPE; i < size; i++) {
2261                                                                         if (!memcmp(u8P2P_vendorspec, &buff[i], 6)) {
2262                                                                                 u8P2Precvrandom = buff[i + 6];
2263                                                                                 bWilc_ie = true;
2264                                                                                 PRINT_D(GENERIC_DBG, "WILC Vendor specific IE:%02x\n", u8P2Precvrandom);
2265                                                                                 break;
2266                                                                         }
2267                                                                 }
2268                                                         }
2269                                                 }
2270                                                 if (u8P2Plocalrandom > u8P2Precvrandom) {
2271                                                         if ((buff[P2P_PUB_ACTION_SUBTYPE] == GO_NEG_REQ || buff[P2P_PUB_ACTION_SUBTYPE] == GO_NEG_RSP
2272                                                               || buff[P2P_PUB_ACTION_SUBTYPE] == P2P_INV_REQ || buff[P2P_PUB_ACTION_SUBTYPE] == P2P_INV_RSP)) {
2273                                                                 for (i = P2P_PUB_ACTION_SUBTYPE + 2; i < size; i++) {
2274                                                                         if (buff[i] == P2PELEM_ATTR_ID && !(memcmp(u8P2P_oui, &buff[i + 2], 4))) {
2275                                                                                 WILC_WFI_CfgParseRxAction(&buff[i + 6], size - (i + 6));
2276                                                                                 break;
2277                                                                         }
2278                                                                 }
2279                                                         }
2280                                                 } else
2281                                                         PRINT_D(GENERIC_DBG, "PEER WILL BE GO LocaRand=%02x RecvRand %02x\n", u8P2Plocalrandom, u8P2Precvrandom);
2282                                         }
2283
2284
2285                                         if ((buff[P2P_PUB_ACTION_SUBTYPE] == GO_NEG_REQ || buff[P2P_PUB_ACTION_SUBTYPE] == GO_NEG_RSP) && (bWilc_ie))   {
2286                                                 PRINT_D(GENERIC_DBG, "Sending P2P to host without extra elemnt\n");
2287                                                 /* extra attribute for sig_dbm: signal strength in mBm, or 0 if unknown */
2288                                                 cfg80211_rx_mgmt(priv->wdev, s32Freq, 0, buff, size - 7, 0);
2289                                                 return;
2290                                         }
2291                                         break;
2292
2293                                 default:
2294                                         PRINT_D(GENERIC_DBG, "NOT HANDLED PUBLIC ACTION FRAME TYPE:%x\n", buff[ACTION_SUBTYPE_ID]);
2295                                         break;
2296                                 }
2297                         }
2298                 }
2299
2300                 cfg80211_rx_mgmt(priv->wdev, s32Freq, 0, buff, size - 7, 0);
2301         }
2302 }
2303
2304 /**
2305  *  @brief                      WILC_WFI_mgmt_tx_complete
2306  *  @details            Returns result of writing mgmt frame to VMM (Tx buffers are freed here)
2307  *  @param[in]          priv
2308  *                              transmitting status
2309  *  @return             None
2310  *  @author             Amr Abdelmoghny
2311  *  @date                       20 MAY 2013
2312  *  @version            1.0
2313  */
2314 static void WILC_WFI_mgmt_tx_complete(void *priv, int status)
2315 {
2316         struct p2p_mgmt_data *pv_data = (struct p2p_mgmt_data *)priv;
2317
2318
2319         kfree(pv_data->buff);
2320         kfree(pv_data);
2321 }
2322
2323 /**
2324  * @brief               WILC_WFI_RemainOnChannelReady
2325  *  @details    Callback function, called from handle_remain_on_channel on being ready on channel
2326  *  @param
2327  *  @return     none
2328  *  @author     Amr abdelmoghny
2329  *  @date               9 JUNE 2013
2330  *  @version
2331  */
2332
2333 static void WILC_WFI_RemainOnChannelReady(void *pUserVoid)
2334 {
2335         struct WILC_WFI_priv *priv;
2336         priv = (struct WILC_WFI_priv *)pUserVoid;
2337
2338         PRINT_D(HOSTINF_DBG, "Remain on channel ready\n");
2339
2340         priv->bInP2PlistenState = true;
2341
2342         cfg80211_ready_on_channel(priv->wdev,
2343                                   priv->strRemainOnChanParams.u64ListenCookie,
2344                                   priv->strRemainOnChanParams.pstrListenChan,
2345                                   priv->strRemainOnChanParams.u32ListenDuration,
2346                                   GFP_KERNEL);
2347 }
2348
2349 /**
2350  * @brief               WILC_WFI_RemainOnChannelExpired
2351  *  @details    Callback function, called on expiration of remain-on-channel duration
2352  *  @param
2353  *  @return     none
2354  *  @author     Amr abdelmoghny
2355  *  @date               15 MAY 2013
2356  *  @version
2357  */
2358
2359 static void WILC_WFI_RemainOnChannelExpired(void *pUserVoid, u32 u32SessionID)
2360 {
2361         struct WILC_WFI_priv *priv;
2362         priv = (struct WILC_WFI_priv *)pUserVoid;
2363
2364         /*BugID_5477*/
2365         if (u32SessionID == priv->strRemainOnChanParams.u32ListenSessionID) {
2366                 PRINT_D(GENERIC_DBG, "Remain on channel expired\n");
2367
2368                 priv->bInP2PlistenState = false;
2369
2370                 /*Inform wpas of remain-on-channel expiration*/
2371                 cfg80211_remain_on_channel_expired(priv->wdev,
2372                                                    priv->strRemainOnChanParams.u64ListenCookie,
2373                                                    priv->strRemainOnChanParams.pstrListenChan,
2374                                                    GFP_KERNEL);
2375         } else {
2376                 PRINT_D(GENERIC_DBG, "Received ID 0x%x Expected ID 0x%x (No match)\n", u32SessionID
2377                         , priv->strRemainOnChanParams.u32ListenSessionID);
2378         }
2379 }
2380
2381
2382 /**
2383  *  @brief      WILC_WFI_remain_on_channel
2384  *  @details    Request the driver to remain awake on the specified
2385  *                      channel for the specified duration to complete an off-channel
2386  *                      operation (e.g., public action frame exchange). When the driver is
2387  *                      ready on the requested channel, it must indicate this with an event
2388  *                      notification by calling cfg80211_ready_on_channel().
2389  *  @param[in]
2390  *  @return     int : Return 0 on Success
2391  *  @author     mdaftedar
2392  *  @date       01 MAR 2012
2393  *  @version    1.0
2394  */
2395 static int  WILC_WFI_remain_on_channel(struct wiphy *wiphy,
2396                                        struct wireless_dev *wdev,
2397                                        struct ieee80211_channel *chan,
2398                                        unsigned int duration, u64 *cookie)
2399 {
2400         s32 s32Error = WILC_SUCCESS;
2401         struct WILC_WFI_priv *priv;
2402         priv = wiphy_priv(wiphy);
2403
2404         PRINT_D(GENERIC_DBG, "Remaining on channel %d\n", chan->hw_value);
2405
2406         /*BugID_4800: if in AP mode, return.*/
2407         /*This check is to handle the situation when user*/
2408         /*requests "create group" during a running scan*/
2409
2410         if (wdev->iftype == NL80211_IFTYPE_AP) {
2411                 PRINT_D(GENERIC_DBG, "Required remain-on-channel while in AP mode");
2412                 return s32Error;
2413         }
2414
2415         u8CurrChannel = chan->hw_value;
2416
2417         /*Setting params needed by WILC_WFI_RemainOnChannelExpired()*/
2418         priv->strRemainOnChanParams.pstrListenChan = chan;
2419         priv->strRemainOnChanParams.u64ListenCookie = *cookie;
2420         priv->strRemainOnChanParams.u32ListenDuration = duration;
2421         priv->strRemainOnChanParams.u32ListenSessionID++;
2422
2423         s32Error = host_int_remain_on_channel(priv->hWILCWFIDrv
2424                                               , priv->strRemainOnChanParams.u32ListenSessionID
2425                                               , duration
2426                                               , chan->hw_value
2427                                               , WILC_WFI_RemainOnChannelExpired
2428                                               , WILC_WFI_RemainOnChannelReady
2429                                               , (void *)priv);
2430
2431         return s32Error;
2432 }
2433
2434 /**
2435  *  @brief      WILC_WFI_cancel_remain_on_channel
2436  *  @details    Cancel an on-going remain-on-channel operation.
2437  *                      This allows the operation to be terminated prior to timeout based on
2438  *                      the duration value.
2439  *  @param[in]   struct wiphy *wiphy,
2440  *  @param[in]  struct net_device *dev
2441  *  @param[in]  u64 cookie,
2442  *  @return     int : Return 0 on Success
2443  *  @author     mdaftedar
2444  *  @date       01 MAR 2012
2445  *  @version    1.0
2446  */
2447 static int   WILC_WFI_cancel_remain_on_channel(struct wiphy *wiphy,
2448                                                struct wireless_dev *wdev,
2449                                                u64 cookie)
2450 {
2451         s32 s32Error = WILC_SUCCESS;
2452         struct WILC_WFI_priv *priv;
2453         priv = wiphy_priv(wiphy);
2454
2455         PRINT_D(CFG80211_DBG, "Cancel remain on channel\n");
2456
2457         s32Error = host_int_ListenStateExpired(priv->hWILCWFIDrv, priv->strRemainOnChanParams.u32ListenSessionID);
2458         return s32Error;
2459 }
2460 /**
2461  *  @brief       WILC_WFI_add_wilcvendorspec
2462  *  @details    Adding WILC information elemet to allow two WILC devices to
2463  *                              identify each other and connect
2464  *  @param[in]   u8 * buf
2465  *  @return     void
2466  *  @author     mdaftedar
2467  *  @date       01 JAN 2014
2468  *  @version    1.0
2469  */
2470 void WILC_WFI_add_wilcvendorspec(u8 *buff)
2471 {
2472         memcpy(buff, u8P2P_vendorspec, sizeof(u8P2P_vendorspec));
2473 }
2474 /**
2475  *  @brief      WILC_WFI_mgmt_tx_frame
2476  *  @details
2477  *
2478  *  @param[in]
2479  *  @return     NONE.
2480  *  @author     mdaftedar
2481  *  @date       01 JUL 2012
2482  *  @version
2483  */
2484 extern linux_wlan_t *g_linux_wlan;
2485 extern bool bEnablePS;
2486 int WILC_WFI_mgmt_tx(struct wiphy *wiphy,
2487                         struct wireless_dev *wdev,
2488                         struct cfg80211_mgmt_tx_params *params,
2489                         u64 *cookie)
2490 {
2491         struct ieee80211_channel *chan = params->chan;
2492         unsigned int wait = params->wait;
2493         const u8 *buf = params->buf;
2494         size_t len = params->len;
2495         const struct ieee80211_mgmt *mgmt;
2496         struct p2p_mgmt_data *mgmt_tx;
2497         struct WILC_WFI_priv *priv;
2498         s32 s32Error = WILC_SUCCESS;
2499         tstrWILC_WFIDrv *pstrWFIDrv;
2500         u32 i;
2501         perInterface_wlan_t *nic;
2502         u32 buf_len = len + sizeof(u8P2P_vendorspec) + sizeof(u8P2Plocalrandom);
2503
2504         nic = netdev_priv(wdev->netdev);
2505         priv = wiphy_priv(wiphy);
2506         pstrWFIDrv = (tstrWILC_WFIDrv *)priv->hWILCWFIDrv;
2507
2508         *cookie = (unsigned long)buf;
2509         priv->u64tx_cookie = *cookie;
2510         mgmt = (const struct ieee80211_mgmt *) buf;
2511
2512         if (ieee80211_is_mgmt(mgmt->frame_control)) {
2513
2514                 /*mgmt frame allocation*/
2515                 mgmt_tx = (struct p2p_mgmt_data *)WILC_MALLOC(sizeof(struct p2p_mgmt_data));
2516                 if (mgmt_tx == NULL) {
2517                         PRINT_ER("Failed to allocate memory for mgmt_tx structure\n");
2518                         return WILC_FAIL;
2519                 }
2520                 mgmt_tx->buff = (char *)WILC_MALLOC(buf_len);
2521                 if (mgmt_tx->buff == NULL) {
2522                         PRINT_ER("Failed to allocate memory for mgmt_tx buff\n");
2523                         return WILC_FAIL;
2524                 }
2525                 memcpy(mgmt_tx->buff, buf, len);
2526                 mgmt_tx->size = len;
2527
2528
2529                 if (ieee80211_is_probe_resp(mgmt->frame_control)) {
2530                         PRINT_D(GENERIC_DBG, "TX: Probe Response\n");
2531                         PRINT_D(GENERIC_DBG, "Setting channel: %d\n", chan->hw_value);
2532                         host_int_set_mac_chnl_num(priv->hWILCWFIDrv, chan->hw_value);
2533                         /*Save the current channel after we tune to it*/
2534                         u8CurrChannel = chan->hw_value;
2535                 } else if (ieee80211_is_action(mgmt->frame_control))   {
2536                         PRINT_D(GENERIC_DBG, "ACTION FRAME:%x\n", (u16)mgmt->frame_control);
2537
2538
2539                         /*BugID_4847*/
2540                         if (buf[ACTION_CAT_ID] == PUB_ACTION_ATTR_ID) {
2541                                 /*BugID_4847*/
2542                                 /*Only set the channel, if not a negotiation confirmation frame
2543                                  * (If Negotiation confirmation frame, force it
2544                                  * to be transmitted on the same negotiation channel)*/
2545
2546                                 if (buf[ACTION_SUBTYPE_ID] != PUBLIC_ACT_VENDORSPEC ||
2547                                     buf[P2P_PUB_ACTION_SUBTYPE] != GO_NEG_CONF) {
2548                                         PRINT_D(GENERIC_DBG, "Setting channel: %d\n", chan->hw_value);
2549                                         host_int_set_mac_chnl_num(priv->hWILCWFIDrv, chan->hw_value);
2550                                         /*Save the current channel after we tune to it*/
2551                                         u8CurrChannel = chan->hw_value;
2552                                 }
2553                                 switch (buf[ACTION_SUBTYPE_ID]) {
2554                                 case GAS_INTIAL_REQ:
2555                                 {
2556                                         PRINT_D(GENERIC_DBG, "GAS INITIAL REQ %x\n", buf[ACTION_SUBTYPE_ID]);
2557                                         break;
2558                                 }
2559
2560                                 case GAS_INTIAL_RSP:
2561                                 {
2562                                         PRINT_D(GENERIC_DBG, "GAS INITIAL RSP %x\n", buf[ACTION_SUBTYPE_ID]);
2563                                         break;
2564                                 }
2565
2566                                 case PUBLIC_ACT_VENDORSPEC:
2567                                 {
2568                                         /*Now we have a public action vendor specific action frame, check if its a p2p public action frame
2569                                          * based on the standard its should have the p2p_oui attribute with the following values 50 6f 9A 09*/
2570                                         if (!memcmp(u8P2P_oui, &buf[ACTION_SUBTYPE_ID + 1], 4)) {
2571                                                 /*For the connection of two WILC's connection generate a rand number to determine who will be a GO*/
2572                                                 if ((buf[P2P_PUB_ACTION_SUBTYPE] == GO_NEG_REQ || buf[P2P_PUB_ACTION_SUBTYPE] == GO_NEG_RSP)) {
2573                                                         if (u8P2Plocalrandom == 1 && u8P2Precvrandom < u8P2Plocalrandom) {
2574                                                                 get_random_bytes(&u8P2Plocalrandom, 1);
2575                                                                 /*Increment the number to prevent if its 0*/
2576                                                                 u8P2Plocalrandom++;
2577                                                         }
2578                                                 }
2579
2580                                                 if ((buf[P2P_PUB_ACTION_SUBTYPE] == GO_NEG_REQ || buf[P2P_PUB_ACTION_SUBTYPE] == GO_NEG_RSP
2581                                                       || buf[P2P_PUB_ACTION_SUBTYPE] == P2P_INV_REQ || buf[P2P_PUB_ACTION_SUBTYPE] == P2P_INV_RSP)) {
2582                                                         if (u8P2Plocalrandom > u8P2Precvrandom) {
2583                                                                 PRINT_D(GENERIC_DBG, "LOCAL WILL BE GO LocaRand=%02x RecvRand %02x\n", u8P2Plocalrandom, u8P2Precvrandom);
2584
2585                                                                 /*Search for the p2p information information element , after the Public action subtype theres a byte for teh dialog token, skip that*/
2586                                                                 for (i = P2P_PUB_ACTION_SUBTYPE + 2; i < len; i++) {
2587                                                                         if (buf[i] == P2PELEM_ATTR_ID && !(memcmp(u8P2P_oui, &buf[i + 2], 4))) {
2588                                                                                 if (buf[P2P_PUB_ACTION_SUBTYPE] == P2P_INV_REQ || buf[P2P_PUB_ACTION_SUBTYPE] == P2P_INV_RSP)
2589                                                                                         WILC_WFI_CfgParseTxAction(&mgmt_tx->buff[i + 6], len - (i + 6), true, nic->iftype);
2590
2591                                                                                 /*BugID_5460*/
2592                                                                                 /*If using supplicant go intent, no need at all*/
2593                                                                                 /*to parse transmitted negotiation frames*/
2594                                                                                         #ifndef USE_SUPPLICANT_GO_INTENT
2595                                                                                 else
2596                                                                                         WILC_WFI_CfgParseTxAction(&mgmt_tx->buff[i + 6], len - (i + 6), false, nic->iftype);
2597                                                                                         #endif
2598                                                                                 break;
2599                                                                         }
2600                                                                 }
2601
2602                                                                 if (buf[P2P_PUB_ACTION_SUBTYPE] != P2P_INV_REQ && buf[P2P_PUB_ACTION_SUBTYPE] != P2P_INV_RSP) {
2603                                                                         WILC_WFI_add_wilcvendorspec(&mgmt_tx->buff[len]);
2604                                                                         mgmt_tx->buff[len + sizeof(u8P2P_vendorspec)] = u8P2Plocalrandom;
2605                                                                         mgmt_tx->size = buf_len;
2606                                                                 }
2607                                                         } else
2608                                                                 PRINT_D(GENERIC_DBG, "PEER WILL BE GO LocaRand=%02x RecvRand %02x\n", u8P2Plocalrandom, u8P2Precvrandom);
2609                                                 }
2610
2611                                         } else {
2612                                                 PRINT_D(GENERIC_DBG, "Not a P2P public action frame\n");
2613                                         }
2614
2615                                         break;
2616                                 }
2617
2618                                 default:
2619                                 {
2620                                         PRINT_D(GENERIC_DBG, "NOT HANDLED PUBLIC ACTION FRAME TYPE:%x\n", buf[ACTION_SUBTYPE_ID]);
2621                                         break;
2622                                 }
2623                                 }
2624
2625                         }
2626
2627                         PRINT_D(GENERIC_DBG, "TX: ACTION FRAME Type:%x : Chan:%d\n", buf[ACTION_SUBTYPE_ID], chan->hw_value);
2628                         pstrWFIDrv->u64P2p_MgmtTimeout = (jiffies + msecs_to_jiffies(wait));
2629
2630                         PRINT_D(GENERIC_DBG, "Current Jiffies: %lu Timeout:%llu\n", jiffies, pstrWFIDrv->u64P2p_MgmtTimeout);
2631
2632                 }
2633
2634                 g_linux_wlan->oup.wlan_add_mgmt_to_tx_que(mgmt_tx, mgmt_tx->buff, mgmt_tx->size, WILC_WFI_mgmt_tx_complete);
2635         } else {
2636                 PRINT_D(GENERIC_DBG, "This function transmits only management frames\n");
2637         }
2638         return s32Error;
2639 }
2640
2641 int   WILC_WFI_mgmt_tx_cancel_wait(struct wiphy *wiphy,
2642                                    struct wireless_dev *wdev,
2643                                    u64 cookie)
2644 {
2645         struct WILC_WFI_priv *priv;
2646         tstrWILC_WFIDrv *pstrWFIDrv;
2647         priv = wiphy_priv(wiphy);
2648         pstrWFIDrv = (tstrWILC_WFIDrv *)priv->hWILCWFIDrv;
2649
2650
2651         PRINT_D(GENERIC_DBG, "Tx Cancel wait :%lu\n", jiffies);
2652         pstrWFIDrv->u64P2p_MgmtTimeout = jiffies;
2653
2654         if (priv->bInP2PlistenState == false) {
2655                 /* Bug 5504: This is just to avoid connection failure when getting stuck when the supplicant
2656                  *                      considers the driver falsely that it is in Listen state */
2657                 cfg80211_remain_on_channel_expired(priv->wdev,
2658                                                    priv->strRemainOnChanParams.u64ListenCookie,
2659                                                    priv->strRemainOnChanParams.pstrListenChan,
2660                                                    GFP_KERNEL);
2661         }
2662
2663         return 0;
2664 }
2665
2666 /**
2667  *  @brief      WILC_WFI_frame_register
2668  *  @details Notify driver that a management frame type was
2669  *              registered. Note that this callback may not sleep, and cannot run
2670  *                      concurrently with itself.
2671  *  @param[in]
2672  *  @return     NONE.
2673  *  @author     mdaftedar
2674  *  @date       01 JUL 2012
2675  *  @version
2676  */
2677 void    WILC_WFI_frame_register(struct wiphy *wiphy,
2678                                 struct wireless_dev *wdev,
2679                                 u16 frame_type, bool reg)
2680 {
2681
2682         struct WILC_WFI_priv *priv;
2683         perInterface_wlan_t *nic;
2684
2685
2686         priv = wiphy_priv(wiphy);
2687         nic = netdev_priv(priv->wdev->netdev);
2688
2689
2690
2691         /*BugID_5137*/
2692         if (!frame_type)
2693                 return;
2694
2695         PRINT_D(GENERIC_DBG, "Frame registering Frame Type: %x: Boolean: %d\n", frame_type, reg);
2696         switch (frame_type) {
2697         case PROBE_REQ:
2698         {
2699                 nic->g_struct_frame_reg[0].frame_type = frame_type;
2700                 nic->g_struct_frame_reg[0].reg = reg;
2701         }
2702         break;
2703
2704         case ACTION:
2705         {
2706                 nic->g_struct_frame_reg[1].frame_type = frame_type;
2707                 nic->g_struct_frame_reg[1].reg = reg;
2708         }
2709         break;
2710
2711         default:
2712         {
2713                 break;
2714         }
2715
2716         }
2717         /*If mac is closed, then return*/
2718         if (!g_linux_wlan->wilc1000_initialized) {
2719                 PRINT_D(GENERIC_DBG, "Return since mac is closed\n");
2720                 return;
2721         }
2722         host_int_frame_register(priv->hWILCWFIDrv, frame_type, reg);
2723
2724
2725 }
2726 #endif /*WILC_P2P*/
2727
2728 /**
2729  *  @brief      WILC_WFI_set_cqm_rssi_config
2730  *  @details    Configure connection quality monitor RSSI threshold.
2731  *  @param[in]   struct wiphy *wiphy:
2732  *  @param[in]  struct net_device *dev:
2733  *  @param[in]          s32 rssi_thold:
2734  *  @param[in]  u32 rssi_hyst:
2735  *  @return     int : Return 0 on Success
2736  *  @author     mdaftedar
2737  *  @date       01 MAR 2012
2738  *  @version    1.0
2739  */
2740 static int    WILC_WFI_set_cqm_rssi_config(struct wiphy *wiphy,
2741                                            struct net_device *dev,  s32 rssi_thold, u32 rssi_hyst)
2742 {
2743         PRINT_D(CFG80211_DBG, "Setting CQM RSSi Function\n");
2744         return 0;
2745
2746 }
2747 /**
2748  *  @brief      WILC_WFI_dump_station
2749  *  @details    Configure connection quality monitor RSSI threshold.
2750  *  @param[in]   struct wiphy *wiphy:
2751  *  @param[in]  struct net_device *dev
2752  *  @param[in]          int idx
2753  *  @param[in]  u8 *mac
2754  *  @param[in]  struct station_info *sinfo
2755  *  @return     int : Return 0 on Success
2756  *  @author     mdaftedar
2757  *  @date       01 MAR 2012
2758  *  @version    1.0
2759  */
2760 static int WILC_WFI_dump_station(struct wiphy *wiphy, struct net_device *dev,
2761                                  int idx, u8 *mac, struct station_info *sinfo)
2762 {
2763         struct WILC_WFI_priv *priv;
2764         PRINT_D(CFG80211_DBG, "Dumping station information\n");
2765
2766         if (idx != 0)
2767                 return -ENOENT;
2768
2769         priv = wiphy_priv(wiphy);
2770
2771         sinfo->filled |= BIT(NL80211_STA_INFO_SIGNAL);
2772
2773         host_int_get_rssi(priv->hWILCWFIDrv, &(sinfo->signal));
2774
2775         return 0;
2776
2777 }
2778
2779
2780 /**
2781  *  @brief      WILC_WFI_set_power_mgmt
2782  *  @details
2783  *  @param[in]
2784  *  @return     int : Return 0 on Success.
2785  *  @author     mdaftedar
2786  *  @date       01 JUL 2012
2787  *  @version    1.0WILC_WFI_set_cqmWILC_WFI_set_cqm_rssi_configWILC_WFI_set_cqm_rssi_configWILC_WFI_set_cqm_rssi_configWILC_WFI_set_cqm_rssi_config_rssi_config
2788  */
2789 int WILC_WFI_set_power_mgmt(struct wiphy *wiphy, struct net_device *dev,
2790                             bool enabled, int timeout)
2791 {
2792         struct WILC_WFI_priv *priv;
2793         PRINT_D(CFG80211_DBG, " Power save Enabled= %d , TimeOut = %d\n", enabled, timeout);
2794
2795         if (wiphy == NULL)
2796                 return -ENOENT;
2797
2798         priv = wiphy_priv(wiphy);
2799         if (priv->hWILCWFIDrv == NULL) {
2800                 PRINT_ER("Driver is NULL\n");
2801                 return -EIO;
2802         }
2803
2804         if (bEnablePS)
2805                 host_int_set_power_mgmt(priv->hWILCWFIDrv, enabled, timeout);
2806
2807
2808         return WILC_SUCCESS;
2809
2810 }
2811 #ifdef WILC_AP_EXTERNAL_MLME
2812 /**
2813  *  @brief      WILC_WFI_change_virt_intf
2814  *  @details    Change type/configuration of virtual interface,
2815  *                      keep the struct wireless_dev's iftype updated.
2816  *  @param[in]   NONE
2817  *  @return     int : Return 0 on Success.
2818  *  @author     mdaftedar
2819  *  @date       01 MAR 2012
2820  *  @version    1.0
2821  */
2822 void wilc1000_wlan_deinit(linux_wlan_t *nic);
2823 int wilc1000_wlan_init(struct net_device *dev, perInterface_wlan_t *p_nic);
2824
2825 static int WILC_WFI_change_virt_intf(struct wiphy *wiphy, struct net_device *dev,
2826                                      enum nl80211_iftype type, u32 *flags, struct vif_params *params)
2827 {
2828         s32 s32Error = WILC_SUCCESS;
2829         struct WILC_WFI_priv *priv;
2830         perInterface_wlan_t *nic;
2831         u8 interface_type;
2832         u16 TID = 0;
2833         #ifdef WILC_P2P
2834         u8 i;
2835         #endif
2836
2837         nic = netdev_priv(dev);
2838         priv = wiphy_priv(wiphy);
2839
2840         PRINT_D(HOSTAPD_DBG, "In Change virtual interface function\n");
2841         PRINT_D(HOSTAPD_DBG, "Wireless interface name =%s\n", dev->name);
2842         u8P2Plocalrandom = 0x01;
2843         u8P2Precvrandom = 0x00;
2844
2845         bWilc_ie = false;
2846
2847         #ifdef DISABLE_PWRSAVE_AND_SCAN_DURING_IP
2848         g_obtainingIP = false;
2849         del_timer(&hDuringIpTimer);
2850         PRINT_D(GENERIC_DBG, "Changing virtual interface, enable scan\n");
2851         #endif
2852         /*BugID_5137*/
2853         /*Set WILC_CHANGING_VIR_IF register to disallow adding futrue keys to CE H/W*/
2854         if (g_ptk_keys_saved && g_gtk_keys_saved) {
2855                 Set_machw_change_vir_if(true);
2856         }
2857
2858         switch (type) {
2859         case NL80211_IFTYPE_STATION:
2860                 connecting = 0;
2861                 PRINT_D(HOSTAPD_DBG, "Interface type = NL80211_IFTYPE_STATION\n");
2862
2863                 /* send delba over wlan interface */
2864
2865
2866                 dev->ieee80211_ptr->iftype = type;
2867                 priv->wdev->iftype = type;
2868                 nic->monitor_flag = 0;
2869                 nic->iftype = STATION_MODE;
2870
2871                 /*Remove the enteries of the previously connected clients*/
2872                 memset(priv->assoc_stainfo.au8Sta_AssociatedBss, 0, MAX_NUM_STA * ETH_ALEN);
2873                 #ifdef WILC_P2P
2874                 interface_type = nic->iftype;
2875                 nic->iftype = STATION_MODE;
2876
2877                 if (g_linux_wlan->wilc1000_initialized) {
2878                         host_int_del_All_Rx_BASession(priv->hWILCWFIDrv, g_linux_wlan->strInterfaceInfo[0].aBSSID, TID);
2879                         /* ensure that the message Q is empty */
2880                         host_int_wait_msg_queue_idle();
2881
2882                         /*BugID_5213*/
2883                         /*Eliminate host interface blocking state*/
2884                         linux_wlan_unlock((void *)&g_linux_wlan->cfg_event);
2885
2886                         wilc1000_wlan_deinit(g_linux_wlan);
2887                         wilc1000_wlan_init(dev, nic);
2888                         g_wilc_initialized = 1;
2889                         nic->iftype = interface_type;
2890
2891                         /*Setting interface 1 drv handler and mac address in newly downloaded FW*/
2892                         host_int_set_wfi_drv_handler(g_linux_wlan->strInterfaceInfo[0].drvHandler);
2893                         host_int_set_MacAddress(g_linux_wlan->strInterfaceInfo[0].drvHandler,
2894                                                 g_linux_wlan->strInterfaceInfo[0].aSrcAddress);
2895                         host_int_set_operation_mode(priv->hWILCWFIDrv, STATION_MODE);
2896
2897                         /*Add saved WEP keys, if any*/
2898                         if (g_wep_keys_saved) {
2899                                 host_int_set_WEPDefaultKeyID(g_linux_wlan->strInterfaceInfo[0].drvHandler,
2900                                                              g_key_wep_params.key_idx);
2901                                 host_int_add_wep_key_bss_sta(g_linux_wlan->strInterfaceInfo[0].drvHandler,
2902                                                              g_key_wep_params.key,
2903                                                              g_key_wep_params.key_len,
2904                                                              g_key_wep_params.key_idx);
2905                         }
2906
2907                         /*No matter the driver handler passed here, it will be overwriiten*/
2908                         /*in Handle_FlushConnect() with gu8FlushedJoinReqDrvHandler*/
2909                         host_int_flush_join_req(priv->hWILCWFIDrv);
2910
2911                         /*Add saved PTK and GTK keys, if any*/
2912                         if (g_ptk_keys_saved && g_gtk_keys_saved) {
2913                                 PRINT_D(CFG80211_DBG, "ptk %x %x %x\n", g_key_ptk_params.key[0],
2914                                         g_key_ptk_params.key[1],
2915                                         g_key_ptk_params.key[2]);
2916                                 PRINT_D(CFG80211_DBG, "gtk %x %x %x\n", g_key_gtk_params.key[0],
2917                                         g_key_gtk_params.key[1],
2918                                         g_key_gtk_params.key[2]);
2919                                 WILC_WFI_add_key(g_linux_wlan->strInterfaceInfo[0].wilc_netdev->ieee80211_ptr->wiphy,
2920                                                  g_linux_wlan->strInterfaceInfo[0].wilc_netdev,
2921                                                  g_add_ptk_key_params.key_idx,
2922                                                  g_add_ptk_key_params.pairwise,
2923                                                  g_add_ptk_key_params.mac_addr,
2924                                                  (struct key_params *)(&g_key_ptk_params));
2925
2926                                 WILC_WFI_add_key(g_linux_wlan->strInterfaceInfo[0].wilc_netdev->ieee80211_ptr->wiphy,
2927                                                  g_linux_wlan->strInterfaceInfo[0].wilc_netdev,
2928                                                  g_add_gtk_key_params.key_idx,
2929                                                  g_add_gtk_key_params.pairwise,
2930                                                  g_add_gtk_key_params.mac_addr,
2931                                                  (struct key_params *)(&g_key_gtk_params));
2932                         }
2933
2934                         /*BugID_4847: registered frames in firmware are now*/
2935                         /*lost due to mac close. So re-register those frames*/
2936                         if (g_linux_wlan->wilc1000_initialized) {
2937                                 for (i = 0; i < num_reg_frame; i++) {
2938                                         PRINT_D(INIT_DBG, "Frame registering Type: %x - Reg: %d\n", nic->g_struct_frame_reg[i].frame_type,
2939                                                 nic->g_struct_frame_reg[i].reg);
2940                                         host_int_frame_register(priv->hWILCWFIDrv,
2941                                                                 nic->g_struct_frame_reg[i].frame_type,
2942                                                                 nic->g_struct_frame_reg[i].reg);
2943                                 }
2944                         }
2945
2946                         bEnablePS = true;
2947                         host_int_set_power_mgmt(priv->hWILCWFIDrv, 1, 0);
2948                 }
2949                 #endif
2950                 break;
2951
2952         case NL80211_IFTYPE_P2P_CLIENT:
2953                 bEnablePS = false;
2954                 host_int_set_power_mgmt(priv->hWILCWFIDrv, 0, 0);
2955                 connecting = 0;
2956                 PRINT_D(HOSTAPD_DBG, "Interface type = NL80211_IFTYPE_P2P_CLIENT\n");
2957
2958                 host_int_del_All_Rx_BASession(priv->hWILCWFIDrv, g_linux_wlan->strInterfaceInfo[0].aBSSID, TID);
2959
2960                 dev->ieee80211_ptr->iftype = type;
2961                 priv->wdev->iftype = type;
2962                 nic->monitor_flag = 0;
2963
2964                 #ifdef WILC_P2P
2965
2966                 PRINT_D(HOSTAPD_DBG, "Downloading P2P_CONCURRENCY_FIRMWARE\n");
2967                 nic->iftype = CLIENT_MODE;
2968
2969
2970                 if (g_linux_wlan->wilc1000_initialized) {
2971                         /* ensure that the message Q is empty */
2972                         host_int_wait_msg_queue_idle();
2973
2974                         wilc1000_wlan_deinit(g_linux_wlan);
2975                         wilc1000_wlan_init(dev, nic);
2976                         g_wilc_initialized = 1;
2977
2978                         host_int_set_wfi_drv_handler(g_linux_wlan->strInterfaceInfo[0].drvHandler);
2979                         host_int_set_MacAddress(g_linux_wlan->strInterfaceInfo[0].drvHandler,
2980                                                 g_linux_wlan->strInterfaceInfo[0].aSrcAddress);
2981                         host_int_set_operation_mode(priv->hWILCWFIDrv, STATION_MODE);
2982
2983                         /*Add saved WEP keys, if any*/
2984                         if (g_wep_keys_saved) {
2985                                 host_int_set_WEPDefaultKeyID(g_linux_wlan->strInterfaceInfo[0].drvHandler,
2986                                                              g_key_wep_params.key_idx);
2987                                 host_int_add_wep_key_bss_sta(g_linux_wlan->strInterfaceInfo[0].drvHandler,
2988                                                              g_key_wep_params.key,
2989                                                              g_key_wep_params.key_len,
2990                                                              g_key_wep_params.key_idx);
2991                         }
2992
2993                         /*No matter the driver handler passed here, it will be overwriiten*/
2994                         /*in Handle_FlushConnect() with gu8FlushedJoinReqDrvHandler*/
2995                         host_int_flush_join_req(priv->hWILCWFIDrv);
2996
2997                         /*Add saved PTK and GTK keys, if any*/
2998                         if (g_ptk_keys_saved && g_gtk_keys_saved) {
2999                                 PRINT_D(CFG80211_DBG, "ptk %x %x %x\n", g_key_ptk_params.key[0],
3000                                         g_key_ptk_params.key[1],
3001                                         g_key_ptk_params.key[2]);
3002                                 PRINT_D(CFG80211_DBG, "gtk %x %x %x\n", g_key_gtk_params.key[0],
3003                                         g_key_gtk_params.key[1],
3004                                         g_key_gtk_params.key[2]);
3005                                 WILC_WFI_add_key(g_linux_wlan->strInterfaceInfo[0].wilc_netdev->ieee80211_ptr->wiphy,
3006                                                  g_linux_wlan->strInterfaceInfo[0].wilc_netdev,
3007                                                  g_add_ptk_key_params.key_idx,
3008                                                  g_add_ptk_key_params.pairwise,
3009                                                  g_add_ptk_key_params.mac_addr,
3010                                                  (struct key_params *)(&g_key_ptk_params));
3011
3012                                 WILC_WFI_add_key(g_linux_wlan->strInterfaceInfo[0].wilc_netdev->ieee80211_ptr->wiphy,
3013                                                  g_linux_wlan->strInterfaceInfo[0].wilc_netdev,
3014                                                  g_add_gtk_key_params.key_idx,
3015                                                  g_add_gtk_key_params.pairwise,
3016                                                  g_add_gtk_key_params.mac_addr,
3017                                                  (struct key_params *)(&g_key_gtk_params));
3018                         }
3019
3020                         /*Refresh scan, to refresh the scan results to the wpa_supplicant. Set MachHw to false to enable further key installments*/
3021                         refresh_scan(priv, 1, true);
3022                         Set_machw_change_vir_if(false);
3023
3024                         /*BugID_4847: registered frames in firmware are now lost
3025                          *  due to mac close. So re-register those frames */
3026                         if (g_linux_wlan->wilc1000_initialized) {
3027                                 for (i = 0; i < num_reg_frame; i++) {
3028                                         PRINT_D(INIT_DBG, "Frame registering Type: %x - Reg: %d\n", nic->g_struct_frame_reg[i].frame_type,
3029                                                 nic->g_struct_frame_reg[i].reg);
3030                                         host_int_frame_register(priv->hWILCWFIDrv,
3031                                                                 nic->g_struct_frame_reg[i].frame_type,
3032                                                                 nic->g_struct_frame_reg[i].reg);
3033                                 }
3034                         }
3035                 }
3036                 #endif
3037                 break;
3038
3039         case NL80211_IFTYPE_AP:
3040                 bEnablePS = false;
3041                 PRINT_D(HOSTAPD_DBG, "Interface type = NL80211_IFTYPE_AP %d\n", type);
3042                 dev->ieee80211_ptr->iftype = type;
3043                 priv->wdev->iftype = type;
3044                 nic->iftype = AP_MODE;
3045                 PRINT_D(CORECONFIG_DBG, "priv->hWILCWFIDrv[%p]\n", priv->hWILCWFIDrv);
3046
3047                 PRINT_D(HOSTAPD_DBG, "Downloading AP firmware\n");
3048                 linux_wlan_get_firmware(nic);
3049                 #ifdef WILC_P2P
3050                 /*If wilc is running, then close-open to actually get new firmware running (serves P2P)*/
3051                 if (g_linux_wlan->wilc1000_initialized) {
3052                         nic->iftype = AP_MODE;
3053                         g_linux_wlan->wilc1000_initialized = 1;
3054                         mac_close(dev);
3055                         mac_open(dev);
3056
3057                         /*BugID_4847: registered frames in firmware are now lost
3058                          * due to mac close. So re-register those frames */
3059                         for (i = 0; i < num_reg_frame; i++) {
3060                                 PRINT_D(INIT_DBG, "Frame registering Type: %x - Reg: %d\n", nic->g_struct_frame_reg[i].frame_type,
3061                                         nic->g_struct_frame_reg[i].reg);
3062                                 host_int_frame_register(priv->hWILCWFIDrv,
3063                                                         nic->g_struct_frame_reg[i].frame_type,
3064                                                         nic->g_struct_frame_reg[i].reg);
3065                         }
3066                 }
3067                 #endif
3068                 break;
3069
3070         case NL80211_IFTYPE_P2P_GO:
3071                 PRINT_D(GENERIC_DBG, "start duringIP timer\n");
3072
3073                 #ifdef DISABLE_PWRSAVE_AND_SCAN_DURING_IP
3074                 g_obtainingIP = true;
3075                 mod_timer(&hDuringIpTimer, jiffies + msecs_to_jiffies(duringIP_TIME));
3076                 #endif
3077                 host_int_set_power_mgmt(priv->hWILCWFIDrv, 0, 0);
3078                 /*BugID_5222*/
3079                 /*Delete block ack has to be the latest config packet*/
3080                 /*sent before downloading new FW. This is because it blocks on*/
3081                 /*hWaitResponse semaphore, which allows previous config*/
3082                 /*packets to actually take action on old FW*/
3083                 host_int_del_All_Rx_BASession(priv->hWILCWFIDrv, g_linux_wlan->strInterfaceInfo[0].aBSSID, TID);
3084                 bEnablePS = false;
3085                 PRINT_D(HOSTAPD_DBG, "Interface type = NL80211_IFTYPE_GO\n");
3086                 dev->ieee80211_ptr->iftype = type;
3087                 priv->wdev->iftype = type;
3088
3089                 PRINT_D(CORECONFIG_DBG, "priv->hWILCWFIDrv[%p]\n", priv->hWILCWFIDrv);
3090
3091                 #ifdef WILC_P2P
3092                 PRINT_D(HOSTAPD_DBG, "Downloading P2P_CONCURRENCY_FIRMWARE\n");
3093
3094
3095                 #if 1
3096                 nic->iftype = GO_MODE;
3097
3098                 /* ensure that the message Q is empty */
3099                 host_int_wait_msg_queue_idle();
3100                 wilc1000_wlan_deinit(g_linux_wlan);
3101                 wilc1000_wlan_init(dev, nic);
3102                 g_wilc_initialized = 1;
3103
3104
3105                 /*Setting interface 1 drv handler and mac address in newly downloaded FW*/
3106                 host_int_set_wfi_drv_handler(g_linux_wlan->strInterfaceInfo[0].drvHandler);
3107                 host_int_set_MacAddress(g_linux_wlan->strInterfaceInfo[0].drvHandler,
3108                                         g_linux_wlan->strInterfaceInfo[0].aSrcAddress);
3109                 host_int_set_operation_mode(priv->hWILCWFIDrv, AP_MODE);
3110
3111                 /*Add saved WEP keys, if any*/
3112                 if (g_wep_keys_saved) {
3113                         host_int_set_WEPDefaultKeyID(g_linux_wlan->strInterfaceInfo[0].drvHandler,
3114                                                      g_key_wep_params.key_idx);
3115                         host_int_add_wep_key_bss_sta(g_linux_wlan->strInterfaceInfo[0].drvHandler,
3116                                                      g_key_wep_params.key,
3117                                                      g_key_wep_params.key_len,
3118                                                      g_key_wep_params.key_idx);
3119                 }
3120
3121                 /*No matter the driver handler passed here, it will be overwriiten*/
3122                 /*in Handle_FlushConnect() with gu8FlushedJoinReqDrvHandler*/
3123                 host_int_flush_join_req(priv->hWILCWFIDrv);
3124
3125                 /*Add saved PTK and GTK keys, if any*/
3126                 if (g_ptk_keys_saved && g_gtk_keys_saved) {
3127                         PRINT_D(CFG80211_DBG, "ptk %x %x %x cipher %x\n", g_key_ptk_params.key[0],
3128                                 g_key_ptk_params.key[1],
3129                                 g_key_ptk_params.key[2],
3130                                 g_key_ptk_params.cipher);
3131                         PRINT_D(CFG80211_DBG, "gtk %x %x %x cipher %x\n", g_key_gtk_params.key[0],
3132                                 g_key_gtk_params.key[1],
3133                                 g_key_gtk_params.key[2],
3134                                 g_key_gtk_params.cipher);
3135                         #if 1
3136                         WILC_WFI_add_key(g_linux_wlan->strInterfaceInfo[0].wilc_netdev->ieee80211_ptr->wiphy,
3137                                          g_linux_wlan->strInterfaceInfo[0].wilc_netdev,
3138                                          g_add_ptk_key_params.key_idx,
3139                                          g_add_ptk_key_params.pairwise,
3140                                          g_add_ptk_key_params.mac_addr,
3141                                          (struct key_params *)(&g_key_ptk_params));
3142
3143                         WILC_WFI_add_key(g_linux_wlan->strInterfaceInfo[0].wilc_netdev->ieee80211_ptr->wiphy,
3144                                          g_linux_wlan->strInterfaceInfo[0].wilc_netdev,
3145                                          g_add_gtk_key_params.key_idx,
3146                                          g_add_gtk_key_params.pairwise,
3147                                          g_add_gtk_key_params.mac_addr,
3148                                          (struct key_params *)(&g_key_gtk_params));
3149                         #endif
3150                 }
3151                 #endif
3152
3153                 /*BugID_4847: registered frames in firmware are now*/
3154                 /*lost due to mac close. So re-register those frames*/
3155                 if (g_linux_wlan->wilc1000_initialized) {
3156                         for (i = 0; i < num_reg_frame; i++) {
3157                                 PRINT_D(INIT_DBG, "Frame registering Type: %x - Reg: %d\n", nic->g_struct_frame_reg[i].frame_type,
3158                                         nic->g_struct_frame_reg[i].reg);
3159                                 host_int_frame_register(priv->hWILCWFIDrv,
3160                                                         nic->g_struct_frame_reg[i].frame_type,
3161                                                         nic->g_struct_frame_reg[i].reg);
3162                         }
3163                 }
3164                 #endif
3165                 break;
3166
3167         default:
3168                 PRINT_ER("Unknown interface type= %d\n", type);
3169                 s32Error = -EINVAL;
3170                 return s32Error;
3171                 break;
3172         }
3173
3174         return s32Error;
3175 }
3176
3177 /* (austin.2013-07-23)
3178  *
3179  *      To support revised cfg80211_ops
3180  *
3181  *              add_beacon --> start_ap
3182  *              set_beacon --> change_beacon
3183  *              del_beacon --> stop_ap
3184  *
3185  *              beacon_parameters  -->  cfg80211_ap_settings
3186  *                                                              cfg80211_beacon_data
3187  *
3188  *      applicable for linux kernel 3.4+
3189  */
3190
3191 /**
3192  *  @brief      WILC_WFI_start_ap
3193  *  @details    Add a beacon with given parameters, @head, @interval
3194  *                      and @dtim_period will be valid, @tail is optional.
3195  *  @param[in]   wiphy
3196  *  @param[in]   dev    The net device structure
3197  *  @param[in]   settings       cfg80211_ap_settings parameters for the beacon to be added
3198  *  @return     int : Return 0 on Success.
3199  *  @author     austin
3200  *  @date       23 JUL 2013
3201  *  @version    1.0
3202  */
3203 static int WILC_WFI_start_ap(struct wiphy *wiphy, struct net_device *dev,
3204                              struct cfg80211_ap_settings *settings)
3205 {
3206         struct cfg80211_beacon_data *beacon = &(settings->beacon);
3207         struct WILC_WFI_priv *priv;
3208         s32 s32Error = WILC_SUCCESS;
3209
3210         priv = wiphy_priv(wiphy);
3211         PRINT_D(HOSTAPD_DBG, "Starting ap\n");
3212
3213         PRINT_D(HOSTAPD_DBG, "Interval = %d\n DTIM period = %d\n Head length = %zu Tail length = %zu\n",
3214                 settings->beacon_interval, settings->dtim_period, beacon->head_len, beacon->tail_len);
3215
3216         s32Error = WILC_WFI_CfgSetChannel(wiphy, &settings->chandef);
3217
3218         if (s32Error != WILC_SUCCESS)
3219                 PRINT_ER("Error in setting channel\n");
3220
3221         linux_wlan_set_bssid(dev, g_linux_wlan->strInterfaceInfo[0].aSrcAddress);
3222
3223         #ifndef WILC_FULLY_HOSTING_AP
3224         s32Error = host_int_add_beacon(priv->hWILCWFIDrv,
3225                                         settings->beacon_interval,
3226                                         settings->dtim_period,
3227                                         beacon->head_len, (u8 *)beacon->head,
3228                                         beacon->tail_len, (u8 *)beacon->tail);
3229         #else
3230         s32Error = host_add_beacon(priv->hWILCWFIDrv,
3231                                         settings->beacon_interval,
3232                                         settings->dtim_period,
3233                                         beacon->head_len, (u8 *)beacon->head,
3234                                         beacon->tail_len, (u8 *)beacon->tail);
3235         #endif
3236
3237         return s32Error;
3238 }
3239
3240 /**
3241  *  @brief      WILC_WFI_change_beacon
3242  *  @details    Add a beacon with given parameters, @head, @interval
3243  *                      and @dtim_period will be valid, @tail is optional.
3244  *  @param[in]   wiphy
3245  *  @param[in]   dev    The net device structure
3246  *  @param[in]   beacon cfg80211_beacon_data for the beacon to be changed
3247  *  @return     int : Return 0 on Success.
3248  *  @author     austin
3249  *  @date       23 JUL 2013
3250  *  @version    1.0
3251  */
3252 static int  WILC_WFI_change_beacon(struct wiphy *wiphy, struct net_device *dev,
3253                                    struct cfg80211_beacon_data *beacon)
3254 {
3255         struct WILC_WFI_priv *priv;
3256         s32 s32Error = WILC_SUCCESS;
3257
3258         priv = wiphy_priv(wiphy);
3259         PRINT_D(HOSTAPD_DBG, "Setting beacon\n");
3260
3261
3262 #ifndef WILC_FULLY_HOSTING_AP
3263         s32Error = host_int_add_beacon(priv->hWILCWFIDrv,
3264                                         0,
3265                                         0,
3266                                         beacon->head_len, (u8 *)beacon->head,
3267                                         beacon->tail_len, (u8 *)beacon->tail);
3268 #else
3269         s32Error = host_add_beacon(priv->hWILCWFIDrv,
3270                                         0,
3271                                         0,
3272                                         beacon->head_len, (u8 *)beacon->head,
3273                                         beacon->tail_len, (u8 *)beacon->tail);
3274 #endif
3275
3276         return s32Error;
3277 }
3278
3279 /**
3280  *  @brief      WILC_WFI_stop_ap
3281  *  @details    Remove beacon configuration and stop sending the beacon.
3282  *  @param[in]
3283  *  @return     int : Return 0 on Success.
3284  *  @author     austin
3285  *  @date       23 JUL 2013
3286  *  @version    1.0
3287  */
3288 static int  WILC_WFI_stop_ap(struct wiphy *wiphy, struct net_device *dev)
3289 {
3290         s32 s32Error = WILC_SUCCESS;
3291         struct WILC_WFI_priv *priv;
3292         u8 NullBssid[ETH_ALEN] = {0};
3293
3294
3295         WILC_NULLCHECK(s32Error, wiphy);
3296
3297         priv = wiphy_priv(wiphy);
3298
3299         PRINT_D(HOSTAPD_DBG, "Deleting beacon\n");
3300
3301         /*BugID_5188*/
3302         linux_wlan_set_bssid(dev, NullBssid);
3303
3304         #ifndef WILC_FULLY_HOSTING_AP
3305         s32Error = host_int_del_beacon(priv->hWILCWFIDrv);
3306         #else
3307         s32Error = host_del_beacon(priv->hWILCWFIDrv);
3308         #endif
3309
3310         WILC_ERRORCHECK(s32Error);
3311
3312         WILC_CATCH(s32Error)
3313         {
3314         }
3315         return s32Error;
3316 }
3317
3318 /**
3319  *  @brief      WILC_WFI_add_station
3320  *  @details    Add a new station.
3321  *  @param[in]
3322  *  @return     int : Return 0 on Success.
3323  *  @author     mdaftedar
3324  *  @date       01 MAR 2012
3325  *  @version    1.0
3326  */
3327 static int  WILC_WFI_add_station(struct wiphy *wiphy, struct net_device *dev,
3328                                  const u8 *mac, struct station_parameters *params)
3329 {
3330         s32 s32Error = WILC_SUCCESS;
3331         struct WILC_WFI_priv *priv;
3332         tstrWILC_AddStaParam strStaParams = { {0} };
3333         perInterface_wlan_t *nic;
3334
3335
3336         WILC_NULLCHECK(s32Error, wiphy);
3337
3338         priv = wiphy_priv(wiphy);
3339         nic = netdev_priv(dev);
3340
3341         if (nic->iftype == AP_MODE || nic->iftype == GO_MODE) {
3342                 #ifndef WILC_FULLY_HOSTING_AP
3343
3344                 memcpy(strStaParams.au8BSSID, mac, ETH_ALEN);
3345                 memcpy(priv->assoc_stainfo.au8Sta_AssociatedBss[params->aid], mac, ETH_ALEN);
3346                 strStaParams.u16AssocID = params->aid;
3347                 strStaParams.u8NumRates = params->supported_rates_len;
3348                 strStaParams.pu8Rates = params->supported_rates;
3349
3350                 PRINT_D(CFG80211_DBG, "Adding station parameters %d\n", params->aid);
3351
3352                 PRINT_D(CFG80211_DBG, "BSSID = %x%x%x%x%x%x\n", priv->assoc_stainfo.au8Sta_AssociatedBss[params->aid][0], priv->assoc_stainfo.au8Sta_AssociatedBss[params->aid][1], priv->assoc_stainfo.au8Sta_AssociatedBss[params->aid][2], priv->assoc_stainfo.au8Sta_AssociatedBss[params->aid][3], priv->assoc_stainfo.au8Sta_AssociatedBss[params->aid][4],
3353                         priv->assoc_stainfo.au8Sta_AssociatedBss[params->aid][5]);
3354                 PRINT_D(HOSTAPD_DBG, "ASSOC ID = %d\n", strStaParams.u16AssocID);
3355                 PRINT_D(HOSTAPD_DBG, "Number of supported rates = %d\n", strStaParams.u8NumRates);
3356
3357                 if (params->ht_capa == NULL) {
3358                         strStaParams.bIsHTSupported = false;
3359                 } else {
3360                         strStaParams.bIsHTSupported = true;
3361                         strStaParams.u16HTCapInfo = params->ht_capa->cap_info;
3362                         strStaParams.u8AmpduParams = params->ht_capa->ampdu_params_info;
3363                         memcpy(strStaParams.au8SuppMCsSet, &params->ht_capa->mcs, WILC_SUPP_MCS_SET_SIZE);
3364                         strStaParams.u16HTExtParams = params->ht_capa->extended_ht_cap_info;
3365                         strStaParams.u32TxBeamformingCap = params->ht_capa->tx_BF_cap_info;
3366                         strStaParams.u8ASELCap = params->ht_capa->antenna_selection_info;
3367                 }
3368
3369                 strStaParams.u16FlagsMask = params->sta_flags_mask;
3370                 strStaParams.u16FlagsSet = params->sta_flags_set;
3371
3372                 PRINT_D(HOSTAPD_DBG, "IS HT supported = %d\n", strStaParams.bIsHTSupported);
3373                 PRINT_D(HOSTAPD_DBG, "Capability Info = %d\n", strStaParams.u16HTCapInfo);
3374                 PRINT_D(HOSTAPD_DBG, "AMPDU Params = %d\n", strStaParams.u8AmpduParams);
3375                 PRINT_D(HOSTAPD_DBG, "HT Extended params = %d\n", strStaParams.u16HTExtParams);
3376                 PRINT_D(HOSTAPD_DBG, "Tx Beamforming Cap = %d\n", strStaParams.u32TxBeamformingCap);
3377                 PRINT_D(HOSTAPD_DBG, "Antenna selection info = %d\n", strStaParams.u8ASELCap);
3378                 PRINT_D(HOSTAPD_DBG, "Flag Mask = %d\n", strStaParams.u16FlagsMask);
3379                 PRINT_D(HOSTAPD_DBG, "Flag Set = %d\n", strStaParams.u16FlagsSet);
3380
3381                 s32Error = host_int_add_station(priv->hWILCWFIDrv, &strStaParams);
3382                 WILC_ERRORCHECK(s32Error);
3383
3384                 #else
3385                 PRINT_D(CFG80211_DBG, "Adding station parameters %d\n", params->aid);
3386                 memcpy(priv->assoc_stainfo.au8Sta_AssociatedBss[params->aid], mac, ETH_ALEN);
3387
3388                 PRINT_D(CFG80211_DBG, "BSSID = %x%x%x%x%x%x\n", priv->assoc_stainfo.au8Sta_AssociatedBss[params->aid][0], priv->assoc_stainfo.au8Sta_AssociatedBss[params->aid][1], priv->assoc_stainfo.au8Sta_AssociatedBss[params->aid][2], priv->assoc_stainfo.au8Sta_AssociatedBss[params->aid][3], priv->assoc_stainfo.au8Sta_AssociatedBss[params->aid][4],
3389                         priv->assoc_stainfo.au8Sta_AssociatedBss[params->aid][5]);
3390
3391                 WILC_AP_AddSta(mac, params);
3392                 WILC_ERRORCHECK(s32Error);
3393                 #endif /* WILC_FULLY_HOSTING_AP */
3394
3395         }
3396
3397         WILC_CATCH(s32Error)
3398         {
3399         }
3400         return s32Error;
3401 }
3402
3403 /**
3404  *  @brief      WILC_WFI_del_station
3405  *  @details    Remove a station; @mac may be NULL to remove all stations.
3406  *  @param[in]
3407  *  @return     int : Return 0 on Success.
3408  *  @author     mdaftedar
3409  *  @date       01 MAR 2012
3410  *  @version    1.0
3411  */
3412 static int WILC_WFI_del_station(struct wiphy *wiphy, struct net_device *dev,
3413                                 struct station_del_parameters *params)
3414 {
3415         const u8 *mac = params->mac;
3416         s32 s32Error = WILC_SUCCESS;
3417         struct WILC_WFI_priv *priv;
3418         perInterface_wlan_t *nic;
3419         WILC_NULLCHECK(s32Error, wiphy);
3420
3421         priv = wiphy_priv(wiphy);
3422         nic = netdev_priv(dev);
3423
3424         if (nic->iftype == AP_MODE || nic->iftype == GO_MODE) {
3425                 PRINT_D(HOSTAPD_DBG, "Deleting station\n");
3426
3427
3428                 if (mac == NULL) {
3429                         PRINT_D(HOSTAPD_DBG, "All associated stations\n");
3430                         s32Error = host_int_del_allstation(priv->hWILCWFIDrv, priv->assoc_stainfo.au8Sta_AssociatedBss);
3431                 } else {
3432                         PRINT_D(HOSTAPD_DBG, "With mac address: %x%x%x%x%x%x\n", mac[0], mac[1], mac[2], mac[3], mac[4], mac[5]);
3433                 }
3434
3435                 #ifndef WILC_FULLY_HOSTING_AP
3436                 s32Error = host_int_del_station(priv->hWILCWFIDrv, mac);
3437                 #else
3438                 WILC_AP_RemoveSta(mac);
3439                 #endif /* WILC_FULLY_HOSTING_AP */
3440
3441                 WILC_ERRORCHECK(s32Error);
3442         }
3443         WILC_CATCH(s32Error)
3444         {
3445         }
3446         return s32Error;
3447 }
3448
3449 /**
3450  *  @brief      WILC_WFI_change_station
3451  *  @details    Modify a given station.
3452  *  @param[in]
3453  *  @return     int : Return 0 on Success.
3454  *  @author     mdaftedar
3455  *  @date       01 MAR 2012
3456  *  @version    1.0
3457  */
3458 static int WILC_WFI_change_station(struct wiphy *wiphy, struct net_device *dev,
3459                                    const u8 *mac, struct station_parameters *params)
3460 {
3461         s32 s32Error = WILC_SUCCESS;
3462         struct WILC_WFI_priv *priv;
3463         tstrWILC_AddStaParam strStaParams = { {0} };
3464         perInterface_wlan_t *nic;
3465
3466
3467         PRINT_D(HOSTAPD_DBG, "Change station paramters\n");
3468
3469         WILC_NULLCHECK(s32Error, wiphy);
3470
3471         priv = wiphy_priv(wiphy);
3472         nic = netdev_priv(dev);
3473
3474         if (nic->iftype == AP_MODE || nic->iftype == GO_MODE) {
3475                 #ifndef WILC_FULLY_HOSTING_AP
3476
3477                 memcpy(strStaParams.au8BSSID, mac, ETH_ALEN);
3478                 strStaParams.u16AssocID = params->aid;
3479                 strStaParams.u8NumRates = params->supported_rates_len;
3480                 strStaParams.pu8Rates = params->supported_rates;
3481
3482                 PRINT_D(HOSTAPD_DBG, "BSSID = %x%x%x%x%x%x\n", strStaParams.au8BSSID[0], strStaParams.au8BSSID[1], strStaParams.au8BSSID[2], strStaParams.au8BSSID[3], strStaParams.au8BSSID[4],
3483                         strStaParams.au8BSSID[5]);
3484                 PRINT_D(HOSTAPD_DBG, "ASSOC ID = %d\n", strStaParams.u16AssocID);
3485                 PRINT_D(HOSTAPD_DBG, "Number of supported rates = %d\n", strStaParams.u8NumRates);
3486
3487                 if (params->ht_capa == NULL) {
3488                         strStaParams.bIsHTSupported = false;
3489                 } else {
3490                         strStaParams.bIsHTSupported = true;
3491                         strStaParams.u16HTCapInfo = params->ht_capa->cap_info;
3492                         strStaParams.u8AmpduParams = params->ht_capa->ampdu_params_info;
3493                         memcpy(strStaParams.au8SuppMCsSet, &params->ht_capa->mcs, WILC_SUPP_MCS_SET_SIZE);
3494                         strStaParams.u16HTExtParams = params->ht_capa->extended_ht_cap_info;
3495                         strStaParams.u32TxBeamformingCap = params->ht_capa->tx_BF_cap_info;
3496                         strStaParams.u8ASELCap = params->ht_capa->antenna_selection_info;
3497
3498                 }
3499
3500                 strStaParams.u16FlagsMask = params->sta_flags_mask;
3501                 strStaParams.u16FlagsSet = params->sta_flags_set;
3502
3503                 PRINT_D(HOSTAPD_DBG, "IS HT supported = %d\n", strStaParams.bIsHTSupported);
3504                 PRINT_D(HOSTAPD_DBG, "Capability Info = %d\n", strStaParams.u16HTCapInfo);
3505                 PRINT_D(HOSTAPD_DBG, "AMPDU Params = %d\n", strStaParams.u8AmpduParams);
3506                 PRINT_D(HOSTAPD_DBG, "HT Extended params = %d\n", strStaParams.u16HTExtParams);
3507                 PRINT_D(HOSTAPD_DBG, "Tx Beamforming Cap = %d\n", strStaParams.u32TxBeamformingCap);
3508                 PRINT_D(HOSTAPD_DBG, "Antenna selection info = %d\n", strStaParams.u8ASELCap);
3509                 PRINT_D(HOSTAPD_DBG, "Flag Mask = %d\n", strStaParams.u16FlagsMask);
3510                 PRINT_D(HOSTAPD_DBG, "Flag Set = %d\n", strStaParams.u16FlagsSet);
3511
3512                 s32Error = host_int_edit_station(priv->hWILCWFIDrv, &strStaParams);
3513                 WILC_ERRORCHECK(s32Error);
3514
3515                 #else
3516                 WILC_AP_EditSta(mac, params);
3517                 WILC_ERRORCHECK(s32Error);
3518                 #endif /* WILC_FULLY_HOSTING_AP */
3519
3520         }
3521         WILC_CATCH(s32Error)
3522         {
3523         }
3524         return s32Error;
3525 }
3526
3527
3528 /**
3529  *  @brief      WILC_WFI_add_virt_intf
3530  *  @details
3531  *  @param[in]
3532  *  @return     int : Return 0 on Success.
3533  *  @author     mdaftedar
3534  *  @date       01 JUL 2012
3535  *  @version    1.0
3536  */
3537 struct wireless_dev *WILC_WFI_add_virt_intf(struct wiphy *wiphy, const char *name,
3538                                                 unsigned char name_assign_type,
3539                                                 enum nl80211_iftype type, u32 *flags,
3540                                                 struct vif_params *params)
3541 {
3542         perInterface_wlan_t *nic;
3543         struct WILC_WFI_priv *priv;
3544         struct net_device *new_ifc = NULL;
3545         priv = wiphy_priv(wiphy);
3546
3547
3548
3549         PRINT_D(HOSTAPD_DBG, "Adding monitor interface[%p]\n", priv->wdev->netdev);
3550
3551         nic = netdev_priv(priv->wdev->netdev);
3552
3553
3554         if (type == NL80211_IFTYPE_MONITOR) {
3555                 PRINT_D(HOSTAPD_DBG, "Monitor interface mode: Initializing mon interface virtual device driver\n");
3556                 PRINT_D(HOSTAPD_DBG, "Adding monitor interface[%p]\n", nic->wilc_netdev);
3557                 new_ifc = WILC_WFI_init_mon_interface(name, nic->wilc_netdev);
3558                 if (new_ifc != NULL) {
3559                         PRINT_D(HOSTAPD_DBG, "Setting monitor flag in private structure\n");
3560                         nic = netdev_priv(priv->wdev->netdev);
3561                         nic->monitor_flag = 1;
3562                 } else
3563                         PRINT_ER("Error in initializing monitor interface\n ");
3564         }
3565         return priv->wdev;
3566 }
3567
3568 /**
3569  *  @brief      WILC_WFI_del_virt_intf
3570  *  @details
3571  *  @param[in]
3572  *  @return     int : Return 0 on Success.
3573  *  @author     mdaftedar
3574  *  @date       01 JUL 2012
3575  *  @version    1.0
3576  */
3577 int WILC_WFI_del_virt_intf(struct wiphy *wiphy, struct wireless_dev *wdev)      /* tony for v3.8 support */
3578 {
3579         PRINT_D(HOSTAPD_DBG, "Deleting virtual interface\n");
3580         return WILC_SUCCESS;
3581 }
3582
3583
3584
3585 #endif /*WILC_AP_EXTERNAL_MLME*/
3586 static struct cfg80211_ops WILC_WFI_cfg80211_ops = {
3587
3588         .set_monitor_channel = WILC_WFI_CfgSetChannel,
3589         .scan = WILC_WFI_CfgScan,
3590         .connect = WILC_WFI_CfgConnect,
3591         .disconnect = WILC_WFI_disconnect,
3592         .add_key = WILC_WFI_add_key,
3593         .del_key = WILC_WFI_del_key,
3594         .get_key = WILC_WFI_get_key,
3595         .set_default_key = WILC_WFI_set_default_key,
3596         #ifdef WILC_AP_EXTERNAL_MLME
3597         .add_virtual_intf = WILC_WFI_add_virt_intf,
3598         .del_virtual_intf = WILC_WFI_del_virt_intf,
3599         .change_virtual_intf = WILC_WFI_change_virt_intf,
3600
3601         .start_ap = WILC_WFI_start_ap,
3602         .change_beacon = WILC_WFI_change_beacon,
3603         .stop_ap = WILC_WFI_stop_ap,
3604         .add_station = WILC_WFI_add_station,
3605         .del_station = WILC_WFI_del_station,
3606         .change_station = WILC_WFI_change_station,
3607         #endif /* WILC_AP_EXTERNAL_MLME*/
3608         #ifndef WILC_FULLY_HOSTING_AP
3609         .get_station = WILC_WFI_get_station,
3610         #endif
3611         .dump_station = WILC_WFI_dump_station,
3612         .change_bss = WILC_WFI_change_bss,
3613         .set_wiphy_params = WILC_WFI_set_wiphy_params,
3614
3615         .set_pmksa = WILC_WFI_set_pmksa,
3616         .del_pmksa = WILC_WFI_del_pmksa,
3617         .flush_pmksa = WILC_WFI_flush_pmksa,
3618 #ifdef WILC_P2P
3619         .remain_on_channel = WILC_WFI_remain_on_channel,
3620         .cancel_remain_on_channel = WILC_WFI_cancel_remain_on_channel,
3621         .mgmt_tx_cancel_wait = WILC_WFI_mgmt_tx_cancel_wait,
3622         .mgmt_tx = WILC_WFI_mgmt_tx,
3623         .mgmt_frame_register = WILC_WFI_frame_register,
3624         .set_power_mgmt = WILC_WFI_set_power_mgmt,
3625         .set_cqm_rssi_config = WILC_WFI_set_cqm_rssi_config,
3626 #endif
3627
3628 };
3629
3630
3631
3632
3633
3634 /**
3635  *  @brief      WILC_WFI_update_stats
3636  *  @details    Modify parameters for a given BSS.
3637  *  @param[in]
3638  *  @return     int : Return 0 on Success.
3639  *  @author     mdaftedar
3640  *  @date       01 MAR 2012
3641  *  @version    1.0WILC_WFI_set_cqmWILC_WFI_set_cqm_rssi_configWILC_WFI_set_cqm_rssi_configWILC_WFI_set_cqm_rssi_configWILC_WFI_set_cqm_rssi_config_rssi_config
3642  */
3643 int WILC_WFI_update_stats(struct wiphy *wiphy, u32 pktlen, u8 changed)
3644 {
3645
3646         struct WILC_WFI_priv *priv;
3647
3648         priv = wiphy_priv(wiphy);
3649 #if 1
3650         switch (changed) {
3651
3652         case WILC_WFI_RX_PKT:
3653         {
3654                 priv->netstats.rx_packets++;
3655                 priv->netstats.rx_bytes += pktlen;
3656                 priv->netstats.rx_time = get_jiffies_64();
3657         }
3658         break;
3659
3660         case WILC_WFI_TX_PKT:
3661         {
3662                 priv->netstats.tx_packets++;
3663                 priv->netstats.tx_bytes += pktlen;
3664                 priv->netstats.tx_time = get_jiffies_64();
3665
3666         }
3667         break;
3668
3669         default:
3670                 break;
3671         }
3672 #endif
3673         return 0;
3674 }
3675
3676 /**
3677  *  @brief      WILC_WFI_CfgAlloc
3678  *  @details    Allocation of the wireless device structure and assigning it
3679  *              to the cfg80211 operations structure.
3680  *  @param[in]   NONE
3681  *  @return     wireless_dev : Returns pointer to wireless_dev structure.
3682  *  @author     mdaftedar
3683  *  @date       01 MAR 2012
3684  *  @version    1.0
3685  */
3686 struct wireless_dev *WILC_WFI_CfgAlloc(void)
3687 {
3688
3689         struct wireless_dev *wdev;
3690
3691
3692         PRINT_D(CFG80211_DBG, "Allocating wireless device\n");
3693         /*Allocating the wireless device structure*/
3694         wdev = kzalloc(sizeof(struct wireless_dev), GFP_KERNEL);
3695         if (!wdev) {
3696                 PRINT_ER("Cannot allocate wireless device\n");
3697                 goto _fail_;
3698         }
3699
3700         /*Creating a new wiphy, linking wireless structure with the wiphy structure*/
3701         wdev->wiphy = wiphy_new(&WILC_WFI_cfg80211_ops, sizeof(struct WILC_WFI_priv));
3702         if (!wdev->wiphy) {
3703                 PRINT_ER("Cannot allocate wiphy\n");
3704                 goto _fail_mem_;
3705
3706         }
3707
3708         #ifdef WILC_AP_EXTERNAL_MLME
3709         /* enable 802.11n HT */
3710         WILC_WFI_band_2ghz.ht_cap.ht_supported = 1;
3711         WILC_WFI_band_2ghz.ht_cap.cap |= (1 << IEEE80211_HT_CAP_RX_STBC_SHIFT);
3712         WILC_WFI_band_2ghz.ht_cap.mcs.rx_mask[0] = 0xff;
3713         WILC_WFI_band_2ghz.ht_cap.ampdu_factor = IEEE80211_HT_MAX_AMPDU_8K;
3714         WILC_WFI_band_2ghz.ht_cap.ampdu_density = IEEE80211_HT_MPDU_DENSITY_NONE;
3715         #endif
3716
3717         /*wiphy bands*/
3718         wdev->wiphy->bands[IEEE80211_BAND_2GHZ] = &WILC_WFI_band_2ghz;
3719
3720         return wdev;
3721
3722 _fail_mem_:
3723         kfree(wdev);
3724 _fail_:
3725         return NULL;
3726
3727 }
3728 /**
3729  *  @brief      WILC_WFI_WiphyRegister
3730  *  @details    Registering of the wiphy structure and interface modes
3731  *  @param[in]   NONE
3732  *  @return     NONE
3733  *  @author     mdaftedar
3734  *  @date       01 MAR 2012
3735  *  @version    1.0
3736  */
3737 struct wireless_dev *WILC_WFI_WiphyRegister(struct net_device *net)
3738 {
3739         struct WILC_WFI_priv *priv;
3740         struct wireless_dev *wdev;
3741         s32 s32Error = WILC_SUCCESS;
3742
3743         PRINT_D(CFG80211_DBG, "Registering wifi device\n");
3744
3745         wdev = WILC_WFI_CfgAlloc();
3746         if (wdev == NULL) {
3747                 PRINT_ER("CfgAlloc Failed\n");
3748                 return NULL;
3749         }
3750
3751
3752         /*Return hardware description structure (wiphy)'s priv*/
3753         priv = wdev_priv(wdev);
3754         sema_init(&(priv->SemHandleUpdateStats), 1);
3755
3756         /*Link the wiphy with wireless structure*/
3757         priv->wdev = wdev;
3758
3759         /*Maximum number of probed ssid to be added by user for the scan request*/
3760         wdev->wiphy->max_scan_ssids = MAX_NUM_PROBED_SSID;
3761         /*Maximum number of pmkids to be cashed*/
3762         wdev->wiphy->max_num_pmkids = WILC_MAX_NUM_PMKIDS;
3763         PRINT_INFO(CFG80211_DBG, "Max number of PMKIDs = %d\n", wdev->wiphy->max_num_pmkids);
3764
3765         wdev->wiphy->max_scan_ie_len = 1000;
3766
3767         /*signal strength in mBm (100*dBm) */
3768         wdev->wiphy->signal_type = CFG80211_SIGNAL_TYPE_MBM;
3769
3770         /*Set the availaible cipher suites*/
3771         wdev->wiphy->cipher_suites = cipher_suites;
3772         wdev->wiphy->n_cipher_suites = ARRAY_SIZE(cipher_suites);
3773         /*Setting default managment types: for register action frame:  */
3774         wdev->wiphy->mgmt_stypes = wilc_wfi_cfg80211_mgmt_types;
3775
3776 #ifdef WILC_P2P
3777         wdev->wiphy->max_remain_on_channel_duration = 500;
3778         /*Setting the wiphy interfcae mode and type before registering the wiphy*/
3779         wdev->wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION) | BIT(NL80211_IFTYPE_AP) | BIT(NL80211_IFTYPE_MONITOR) | BIT(NL80211_IFTYPE_P2P_GO) |
3780                 BIT(NL80211_IFTYPE_P2P_CLIENT);
3781         wdev->wiphy->flags |= WIPHY_FLAG_HAS_REMAIN_ON_CHANNEL;
3782 #else
3783         wdev->wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION) | BIT(NL80211_IFTYPE_AP) | BIT(NL80211_IFTYPE_MONITOR);
3784 #endif
3785         wdev->iftype = NL80211_IFTYPE_STATION;
3786
3787
3788
3789         PRINT_INFO(CFG80211_DBG, "Max scan ids = %d,Max scan IE len = %d,Signal Type = %d,Interface Modes = %d,Interface Type = %d\n",
3790                    wdev->wiphy->max_scan_ssids, wdev->wiphy->max_scan_ie_len, wdev->wiphy->signal_type,
3791                    wdev->wiphy->interface_modes, wdev->iftype);
3792
3793         #ifdef WILC_SDIO
3794         set_wiphy_dev(wdev->wiphy, &local_sdio_func->dev); /* tony */
3795         #endif
3796
3797         /*Register wiphy structure*/
3798         s32Error = wiphy_register(wdev->wiphy);
3799         if (s32Error) {
3800                 PRINT_ER("Cannot register wiphy device\n");
3801                 /*should define what action to be taken in such failure*/
3802         } else {
3803                 PRINT_D(CFG80211_DBG, "Successful Registering\n");
3804         }
3805
3806         priv->dev = net;
3807         return wdev;
3808
3809
3810 }
3811 /**
3812  *  @brief      WILC_WFI_WiphyFree
3813  *  @details    Freeing allocation of the wireless device structure
3814  *  @param[in]   NONE
3815  *  @return     NONE
3816  *  @author     mdaftedar
3817  *  @date       01 MAR 2012
3818  *  @version    1.0
3819  */
3820 int WILC_WFI_InitHostInt(struct net_device *net)
3821 {
3822
3823         s32 s32Error = WILC_SUCCESS;
3824
3825         struct WILC_WFI_priv *priv;
3826
3827         PRINT_D(INIT_DBG, "Host[%p][%p]\n", net, net->ieee80211_ptr);
3828         priv = wdev_priv(net->ieee80211_ptr);
3829         if (op_ifcs == 0) {
3830                 setup_timer(&hAgingTimer, remove_network_from_shadow, 0);
3831                 #ifdef DISABLE_PWRSAVE_AND_SCAN_DURING_IP
3832                 setup_timer(&hDuringIpTimer, clear_duringIP, 0);
3833                 #endif
3834         }
3835         op_ifcs++;
3836         if (s32Error < 0) {
3837                 PRINT_ER("Failed to creat refresh Timer\n");
3838                 return s32Error;
3839         }
3840
3841         priv->gbAutoRateAdjusted = false;
3842
3843         priv->bInP2PlistenState = false;
3844
3845         sema_init(&(priv->hSemScanReq), 1);
3846         s32Error = host_int_init(&priv->hWILCWFIDrv);
3847         if (s32Error) {
3848                 PRINT_ER("Error while initializing hostinterface\n");
3849         }
3850         return s32Error;
3851 }
3852
3853 /**
3854  *  @brief      WILC_WFI_WiphyFree
3855  *  @details    Freeing allocation of the wireless device structure
3856  *  @param[in]   NONE
3857  *  @return     NONE
3858  *  @author     mdaftedar
3859  *  @date       01 MAR 2012
3860  *  @version    1.0
3861  */
3862 int WILC_WFI_DeInitHostInt(struct net_device *net)
3863 {
3864         s32 s32Error = WILC_SUCCESS;
3865
3866         struct WILC_WFI_priv *priv;
3867         priv = wdev_priv(net->ieee80211_ptr);
3868
3869         priv->gbAutoRateAdjusted = false;
3870
3871         priv->bInP2PlistenState = false;
3872
3873         op_ifcs--;
3874
3875         s32Error = host_int_deinit(priv->hWILCWFIDrv);
3876
3877         /* Clear the Shadow scan */
3878         clear_shadow_scan(priv);
3879         #ifdef DISABLE_PWRSAVE_AND_SCAN_DURING_IP
3880         if (op_ifcs == 0) {
3881                 PRINT_D(CORECONFIG_DBG, "destroy during ip\n");
3882                 del_timer_sync(&hDuringIpTimer);
3883         }
3884         #endif
3885
3886         if (s32Error) {
3887                 PRINT_ER("Error while deintializing host interface\n");
3888         }
3889         return s32Error;
3890 }
3891
3892
3893 /**
3894  *  @brief      WILC_WFI_WiphyFree
3895  *  @details    Freeing allocation of the wireless device structure
3896  *  @param[in]   NONE
3897  *  @return     NONE
3898  *  @author     mdaftedar
3899  *  @date       01 MAR 2012
3900  *  @version    1.0
3901  */
3902 void WILC_WFI_WiphyFree(struct net_device *net)
3903 {
3904
3905         PRINT_D(CFG80211_DBG, "Unregistering wiphy\n");
3906
3907         if (net == NULL) {
3908                 PRINT_D(INIT_DBG, "net_device is NULL\n");
3909                 return;
3910         }
3911
3912         if (net->ieee80211_ptr == NULL) {
3913                 PRINT_D(INIT_DBG, "ieee80211_ptr is NULL\n");
3914                 return;
3915         }
3916
3917         if (net->ieee80211_ptr->wiphy == NULL) {
3918                 PRINT_D(INIT_DBG, "wiphy is NULL\n");
3919                 return;
3920         }
3921
3922         wiphy_unregister(net->ieee80211_ptr->wiphy);
3923
3924         PRINT_D(INIT_DBG, "Freeing wiphy\n");
3925         wiphy_free(net->ieee80211_ptr->wiphy);
3926         kfree(net->ieee80211_ptr);
3927
3928 }