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"
  17 #endif
  18 #include <linux/errno.h>
  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 u16 Set_machw_change_vir_if(bool bValue);
  27
  28 extern int mac_open(struct net_device *ndev);
  29 extern int mac_close(struct net_device *ndev);
  30
  31 tstrNetworkInfo astrLastScannedNtwrksShadow[MAX_NUM_SCANNED_NETWORKS_SHADOW];
  32 u32 u32LastScannedNtwrksCountShadow;
  33 #ifdef DISABLE_PWRSAVE_AND_SCAN_DURING_IP
  34 struct timer_list hDuringIpTimer;
  35 #endif
  36 struct timer_list hAgingTimer;
  37 static u8 op_ifcs;
  38 extern u8 u8ConnectedSSID[6];
  39
  40 u8 g_wilc_initialized = 1;
  41 extern linux_wlan_t *g_linux_wlan;
  42 #ifdef DISABLE_PWRSAVE_AND_SCAN_DURING_IP
  43 extern bool g_obtainingIP;
  44 #endif
  45
  46 #define CHAN2G(_channel, _freq, _flags) {        \
  47                 .band             = IEEE80211_BAND_2GHZ, \
  48                 .center_freq      = (_freq),             \
  49                 .hw_value         = (_channel),          \
  50                 .flags            = (_flags),            \
  51                 .max_antenna_gain = 0,                   \
  52                 .max_power        = 30,                  \
  53 }
  54
  55 /*Frequency range for channels*/
  56 static struct ieee80211_channel WILC_WFI_2ghz_channels[] = {
  57         CHAN2G(1,  2412, 0),
  58         CHAN2G(2,  2417, 0),
  59         CHAN2G(3,  2422, 0),
  60         CHAN2G(4,  2427, 0),
  61         CHAN2G(5,  2432, 0),
  62         CHAN2G(6,  2437, 0),
  63         CHAN2G(7,  2442, 0),
  64         CHAN2G(8,  2447, 0),
  65         CHAN2G(9,  2452, 0),
  66         CHAN2G(10, 2457, 0),
  67         CHAN2G(11, 2462, 0),
  68         CHAN2G(12, 2467, 0),
  69         CHAN2G(13, 2472, 0),
  70         CHAN2G(14, 2484, 0),
  71 };
  72
  73 #define RATETAB_ENT(_rate, _hw_value, _flags) { \
  74                 .bitrate  = (_rate),                    \
  75                 .hw_value = (_hw_value),                \
  76                 .flags    = (_flags),                   \
  77 }
  78
  79
  80 /* Table 6 in section 3.2.1.1 */
  81 static struct ieee80211_rate WILC_WFI_rates[] = {
  82         RATETAB_ENT(10,  0,  0),
  83         RATETAB_ENT(20,  1,  0),
  84         RATETAB_ENT(55,  2,  0),
  85         RATETAB_ENT(110, 3,  0),
  86         RATETAB_ENT(60,  9,  0),
  87         RATETAB_ENT(90,  6,  0),
  88         RATETAB_ENT(120, 7,  0),
  89         RATETAB_ENT(180, 8,  0),
  90         RATETAB_ENT(240, 9,  0),
  91         RATETAB_ENT(360, 10, 0),
  92         RATETAB_ENT(480, 11, 0),
  93         RATETAB_ENT(540, 12, 0),
  94 };
  95
  96 struct p2p_mgmt_data {
  97         int size;
  98         u8 *buff;
  99 };
 100
 101 /*Global variable used to state the current  connected STA channel*/
 102 u8 u8WLANChannel = INVALID_CHANNEL;
 103
 104 u8 u8CurrChannel;
 105
 106 u8 u8P2P_oui[] = {0x50, 0x6f, 0x9A, 0x09};
 107 u8 u8P2Plocalrandom = 0x01;
 108 u8 u8P2Precvrandom = 0x00;
 109 u8 u8P2P_vendorspec[] = {0xdd, 0x05, 0x00, 0x08, 0x40, 0x03};
 110 bool bWilc_ie;
 111
 112 static struct ieee80211_supported_band WILC_WFI_band_2ghz = {
 113         .channels = WILC_WFI_2ghz_channels,
 114         .n_channels = ARRAY_SIZE(WILC_WFI_2ghz_channels),
 115         .bitrates = WILC_WFI_rates,
 116         .n_bitrates = ARRAY_SIZE(WILC_WFI_rates),
 117 };
 118
 119
 120 struct add_key_params {
 121         u8 key_idx;
 122         bool pairwise;
 123         u8 *mac_addr;
 124 };
 125 struct add_key_params g_add_gtk_key_params;
 126 struct wilc_wfi_key g_key_gtk_params;
 127 struct add_key_params g_add_ptk_key_params;
 128 struct wilc_wfi_key g_key_ptk_params;
 129 struct wilc_wfi_wep_key g_key_wep_params;
 130 bool g_ptk_keys_saved;
 131 bool g_gtk_keys_saved;
 132 bool g_wep_keys_saved;
 133
 134 #define AGING_TIME      (9 * 1000)
 135 #define duringIP_TIME 15000
 136
 137 void clear_shadow_scan(void *pUserVoid)
 138 {
 139         int i;
 140
 141         if (op_ifcs == 0) {
 142                 del_timer_sync(&hAgingTimer);
 143                 PRINT_INFO(CORECONFIG_DBG, "destroy aging timer\n");
 144
 145                 for (i = 0; i < u32LastScannedNtwrksCountShadow; i++) {
 146                         if (astrLastScannedNtwrksShadow[u32LastScannedNtwrksCountShadow].pu8IEs != NULL) {
 147                                 kfree(astrLastScannedNtwrksShadow[i].pu8IEs);
 148                                 astrLastScannedNtwrksShadow[u32LastScannedNtwrksCountShadow].pu8IEs = NULL;
 149                         }
 150
 151                         host_int_freeJoinParams(astrLastScannedNtwrksShadow[i].pJoinParams);
 152                         astrLastScannedNtwrksShadow[i].pJoinParams = NULL;
 153                 }
 154                 u32LastScannedNtwrksCountShadow = 0;
 155         }
 156
 157 }
 158
 159 u32 get_rssi_avg(tstrNetworkInfo *pstrNetworkInfo)
 160 {
 161         u8 i;
 162         int rssi_v = 0;
 163         u8 num_rssi = (pstrNetworkInfo->strRssi.u8Full) ? NUM_RSSI : (pstrNetworkInfo->strRssi.u8Index);
 164
 165         for (i = 0; i < num_rssi; i++)
 166                 rssi_v += pstrNetworkInfo->strRssi.as8RSSI[i];
 167
 168         rssi_v /= num_rssi;
 169         return rssi_v;
 170 }
 171
 172 void refresh_scan(void *pUserVoid, u8 all, bool bDirectScan)
 173 {
 174         struct wilc_priv *priv;
 175         struct wiphy *wiphy;
 176         struct cfg80211_bss *bss = NULL;
 177         int i;
 178         int rssi = 0;
 179
 180         priv = (struct wilc_priv *)pUserVoid;
 181         wiphy = priv->dev->ieee80211_ptr->wiphy;
 182
 183         for (i = 0; i < u32LastScannedNtwrksCountShadow; i++) {
 184                 tstrNetworkInfo *pstrNetworkInfo;
 185
 186                 pstrNetworkInfo = &(astrLastScannedNtwrksShadow[i]);
 187
 188
 189                 if ((!pstrNetworkInfo->u8Found) || all) {
 190                         s32 s32Freq;
 191                         struct ieee80211_channel *channel;
 192
 193                         if (pstrNetworkInfo != NULL) {
 194
 195                                 s32Freq = ieee80211_channel_to_frequency((s32)pstrNetworkInfo->u8channel, IEEE80211_BAND_2GHZ);
 196                                 channel = ieee80211_get_channel(wiphy, s32Freq);
 197
 198                                 rssi = get_rssi_avg(pstrNetworkInfo);
 199                                 if (memcmp("DIRECT-", pstrNetworkInfo->au8ssid, 7) || bDirectScan)      {
 200                                         bss = cfg80211_inform_bss(wiphy, channel, CFG80211_BSS_FTYPE_UNKNOWN, pstrNetworkInfo->au8bssid, pstrNetworkInfo->u64Tsf, pstrNetworkInfo->u16CapInfo,
 201                                                                   pstrNetworkInfo->u16BeaconPeriod, (const u8 *)pstrNetworkInfo->pu8IEs,
 202                                                                   (size_t)pstrNetworkInfo->u16IEsLen, (((s32)rssi) * 100), GFP_KERNEL);
 203                                         cfg80211_put_bss(wiphy, bss);
 204                                 }
 205                         }
 206
 207                 }
 208         }
 209
 210 }
 211
 212 void reset_shadow_found(void *pUserVoid)
 213 {
 214         int i;
 215
 216         for (i = 0; i < u32LastScannedNtwrksCountShadow; i++) {
 217                 astrLastScannedNtwrksShadow[i].u8Found = 0;
 218
 219         }
 220 }
 221
 222 void update_scan_time(void *pUserVoid)
 223 {
 224         int i;
 225
 226         for (i = 0; i < u32LastScannedNtwrksCountShadow; i++) {
 227                 astrLastScannedNtwrksShadow[i].u32TimeRcvdInScan = jiffies;
 228         }
 229 }
 230
 231 static void remove_network_from_shadow(unsigned long arg)
 232 {
 233         unsigned long now = jiffies;
 234         int i, j;
 235
 236
 237         for (i = 0; i < u32LastScannedNtwrksCountShadow; i++) {
 238                 if (time_after(now, astrLastScannedNtwrksShadow[i].u32TimeRcvdInScan + (unsigned long)(SCAN_RESULT_EXPIRE))) {
 239                         PRINT_D(CFG80211_DBG, "Network expired in ScanShadow: %s\n", astrLastScannedNtwrksShadow[i].au8ssid);
 240
 241                         if (astrLastScannedNtwrksShadow[i].pu8IEs != NULL) {
 242                                 kfree(astrLastScannedNtwrksShadow[i].pu8IEs);
 243                                 astrLastScannedNtwrksShadow[i].pu8IEs = NULL;
 244                         }
 245
 246                         host_int_freeJoinParams(astrLastScannedNtwrksShadow[i].pJoinParams);
 247
 248                         for (j = i; (j < u32LastScannedNtwrksCountShadow - 1); j++) {
 249                                 astrLastScannedNtwrksShadow[j] = astrLastScannedNtwrksShadow[j + 1];
 250                         }
 251                         u32LastScannedNtwrksCountShadow--;
 252                 }
 253         }
 254
 255         PRINT_D(CFG80211_DBG, "Number of cached networks: %d\n", u32LastScannedNtwrksCountShadow);
 256         if (u32LastScannedNtwrksCountShadow != 0) {
 257                 hAgingTimer.data = arg;
 258                 mod_timer(&hAgingTimer, jiffies + msecs_to_jiffies(AGING_TIME));
 259         } else {
 260                 PRINT_D(CFG80211_DBG, "No need to restart Aging timer\n");
 261         }
 262 }
 263
 264 #ifdef DISABLE_PWRSAVE_AND_SCAN_DURING_IP
 265 static void clear_duringIP(unsigned long arg)
 266 {
 267         PRINT_D(GENERIC_DBG, "GO:IP Obtained , enable scan\n");
 268         g_obtainingIP = false;
 269 }
 270 #endif
 271
 272 int8_t is_network_in_shadow(tstrNetworkInfo *pstrNetworkInfo, void *pUserVoid)
 273 {
 274         int8_t state = -1;
 275         int i;
 276
 277         if (u32LastScannedNtwrksCountShadow == 0) {
 278                 PRINT_D(CFG80211_DBG, "Starting Aging timer\n");
 279                 hAgingTimer.data = (unsigned long)pUserVoid;
 280                 mod_timer(&hAgingTimer, jiffies + msecs_to_jiffies(AGING_TIME));
 281                 state = -1;
 282         } else {
 283                 /* Linear search for now */
 284                 for (i = 0; i < u32LastScannedNtwrksCountShadow; i++) {
 285                         if (memcmp(astrLastScannedNtwrksShadow[i].au8bssid,
 286                                         pstrNetworkInfo->au8bssid, 6) == 0) {
 287                                 state = i;
 288                                 break;
 289                         }
 290                 }
 291         }
 292         return state;
 293 }
 294
 295 void add_network_to_shadow(tstrNetworkInfo *pstrNetworkInfo, void *pUserVoid, void *pJoinParams)
 296 {
 297         int8_t ap_found = is_network_in_shadow(pstrNetworkInfo, pUserVoid);
 298         u32 ap_index = 0;
 299         u8 rssi_index = 0;
 300
 301         if (u32LastScannedNtwrksCountShadow >= MAX_NUM_SCANNED_NETWORKS_SHADOW) {
 302                 PRINT_D(CFG80211_DBG, "Shadow network reached its maximum limit\n");
 303                 return;
 304         }
 305         if (ap_found == -1) {
 306                 ap_index = u32LastScannedNtwrksCountShadow;
 307                 u32LastScannedNtwrksCountShadow++;
 308
 309         } else {
 310                 ap_index = ap_found;
 311         }
 312         rssi_index = astrLastScannedNtwrksShadow[ap_index].strRssi.u8Index;
 313         astrLastScannedNtwrksShadow[ap_index].strRssi.as8RSSI[rssi_index++] = pstrNetworkInfo->s8rssi;
 314         if (rssi_index == NUM_RSSI) {
 315                 rssi_index = 0;
 316                 astrLastScannedNtwrksShadow[ap_index].strRssi.u8Full = 1;
 317         }
 318         astrLastScannedNtwrksShadow[ap_index].strRssi.u8Index = rssi_index;
 319
 320         astrLastScannedNtwrksShadow[ap_index].s8rssi = pstrNetworkInfo->s8rssi;
 321         astrLastScannedNtwrksShadow[ap_index].u16CapInfo = pstrNetworkInfo->u16CapInfo;
 322
 323         astrLastScannedNtwrksShadow[ap_index].u8SsidLen = pstrNetworkInfo->u8SsidLen;
 324         memcpy(astrLastScannedNtwrksShadow[ap_index].au8ssid,
 325                     pstrNetworkInfo->au8ssid, pstrNetworkInfo->u8SsidLen);
 326
 327         memcpy(astrLastScannedNtwrksShadow[ap_index].au8bssid,
 328                     pstrNetworkInfo->au8bssid, ETH_ALEN);
 329
 330         astrLastScannedNtwrksShadow[ap_index].u16BeaconPeriod = pstrNetworkInfo->u16BeaconPeriod;
 331         astrLastScannedNtwrksShadow[ap_index].u8DtimPeriod = pstrNetworkInfo->u8DtimPeriod;
 332         astrLastScannedNtwrksShadow[ap_index].u8channel = pstrNetworkInfo->u8channel;
 333
 334         astrLastScannedNtwrksShadow[ap_index].u16IEsLen = pstrNetworkInfo->u16IEsLen;
 335         astrLastScannedNtwrksShadow[ap_index].u64Tsf = pstrNetworkInfo->u64Tsf;
 336         if (ap_found != -1)
 337                 kfree(astrLastScannedNtwrksShadow[ap_index].pu8IEs);
 338         astrLastScannedNtwrksShadow[ap_index].pu8IEs =
 339                 kmalloc(pstrNetworkInfo->u16IEsLen, GFP_KERNEL);        /* will be deallocated by the WILC_WFI_CfgScan() function */
 340         memcpy(astrLastScannedNtwrksShadow[ap_index].pu8IEs,
 341                     pstrNetworkInfo->pu8IEs, pstrNetworkInfo->u16IEsLen);
 342
 343         astrLastScannedNtwrksShadow[ap_index].u32TimeRcvdInScan = jiffies;
 344         astrLastScannedNtwrksShadow[ap_index].u32TimeRcvdInScanCached = jiffies;
 345         astrLastScannedNtwrksShadow[ap_index].u8Found = 1;
 346         if (ap_found != -1)
 347                 host_int_freeJoinParams(astrLastScannedNtwrksShadow[ap_index].pJoinParams);
 348         astrLastScannedNtwrksShadow[ap_index].pJoinParams = pJoinParams;
 349
 350 }
 351
 352
 353 /**
 354  *  @brief      CfgScanResult
 355  *  @details  Callback function which returns the scan results found
 356  *
 357  *  @param[in] tenuScanEvent enuScanEvent: enum, indicating the scan event triggered, whether that is
 358  *                        SCAN_EVENT_NETWORK_FOUND or SCAN_EVENT_DONE
 359  *                        tstrNetworkInfo* pstrNetworkInfo: structure holding the scan results information
 360  *                        void* pUserVoid: Private structure associated with the wireless interface
 361  *  @return     NONE
 362  *  @author     mabubakr
 363  *  @date
 364  *  @version    1.0
 365  */
 366 static void CfgScanResult(tenuScanEvent enuScanEvent, tstrNetworkInfo *pstrNetworkInfo, void *pUserVoid, void *pJoinParams)
 367 {
 368         struct wilc_priv *priv;
 369         struct wiphy *wiphy;
 370         s32 s32Freq;
 371         struct ieee80211_channel *channel;
 372         struct cfg80211_bss *bss = NULL;
 373
 374         priv = (struct wilc_priv *)pUserVoid;
 375         if (priv->bCfgScanning == true) {
 376                 if (enuScanEvent == SCAN_EVENT_NETWORK_FOUND) {
 377                         wiphy = priv->dev->ieee80211_ptr->wiphy;
 378
 379                         if (!wiphy)
 380                                 return;
 381
 382                         if (wiphy->signal_type == CFG80211_SIGNAL_TYPE_UNSPEC
 383                             &&
 384                             ((((s32)pstrNetworkInfo->s8rssi) * 100) < 0
 385                              ||
 386                              (((s32)pstrNetworkInfo->s8rssi) * 100) > 100)
 387                             ) {
 388                                 PRINT_ER("wiphy signal type fial\n");
 389                                 return;
 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                                 if (!channel)
 397                                         return;
 398
 399                                 PRINT_INFO(CFG80211_DBG, "Network Info:: CHANNEL Frequency: %d, RSSI: %d, CapabilityInfo: %d,"
 400                                            "BeaconPeriod: %d\n", channel->center_freq, (((s32)pstrNetworkInfo->s8rssi) * 100),
 401                                            pstrNetworkInfo->u16CapInfo, pstrNetworkInfo->u16BeaconPeriod);
 402
 403                                 if (pstrNetworkInfo->bNewNetwork == true) {
 404                                         if (priv->u32RcvdChCount < MAX_NUM_SCANNED_NETWORKS) { /* TODO: mostafa: to be replaced by */
 405                                                 /*               max_scan_ssids */
 406                                                 PRINT_D(CFG80211_DBG, "Network %s found\n", pstrNetworkInfo->au8ssid);
 407
 408
 409                                                 priv->u32RcvdChCount++;
 410
 411
 412
 413                                                 if (pJoinParams == NULL) {
 414                                                         PRINT_INFO(CORECONFIG_DBG, ">> Something really bad happened\n");
 415                                                 }
 416                                                 add_network_to_shadow(pstrNetworkInfo, priv, pJoinParams);
 417
 418                                                 /*P2P peers are sent to WPA supplicant and added to shadow table*/
 419
 420                                                 if (!(memcmp("DIRECT-", pstrNetworkInfo->au8ssid, 7))) {
 421                                                         bss = cfg80211_inform_bss(wiphy, channel, CFG80211_BSS_FTYPE_UNKNOWN,  pstrNetworkInfo->au8bssid, pstrNetworkInfo->u64Tsf, pstrNetworkInfo->u16CapInfo,
 422                                                                                   pstrNetworkInfo->u16BeaconPeriod, (const u8 *)pstrNetworkInfo->pu8IEs,
 423                                                                                   (size_t)pstrNetworkInfo->u16IEsLen, (((s32)pstrNetworkInfo->s8rssi) * 100), GFP_KERNEL);
 424                                                         cfg80211_put_bss(wiphy, bss);
 425                                                 }
 426
 427
 428                                         } else {
 429                                                 PRINT_ER("Discovered networks exceeded the max limit\n");
 430                                         }
 431                                 } else {
 432                                         u32 i;
 433                                         /* So this network is discovered before, we'll just update its RSSI */
 434                                         for (i = 0; i < priv->u32RcvdChCount; i++) {
 435                                                 if (memcmp(astrLastScannedNtwrksShadow[i].au8bssid, pstrNetworkInfo->au8bssid, 6) == 0) {
 436                                                         PRINT_D(CFG80211_DBG, "Update RSSI of %s\n", astrLastScannedNtwrksShadow[i].au8ssid);
 437
 438                                                         astrLastScannedNtwrksShadow[i].s8rssi = pstrNetworkInfo->s8rssi;
 439                                                         astrLastScannedNtwrksShadow[i].u32TimeRcvdInScan = jiffies;
 440                                                         break;
 441                                                 }
 442                                         }
 443                                 }
 444                         }
 445                 } else if (enuScanEvent == SCAN_EVENT_DONE)    {
 446                         PRINT_D(CFG80211_DBG, "Scan Done[%p]\n", priv->dev);
 447                         PRINT_D(CFG80211_DBG, "Refreshing Scan ...\n");
 448                         refresh_scan(priv, 1, false);
 449
 450                         if (priv->u32RcvdChCount > 0)
 451                                 PRINT_D(CFG80211_DBG, "%d Network(s) found\n", priv->u32RcvdChCount);
 452                         else
 453                                 PRINT_D(CFG80211_DBG, "No networks found\n");
 454
 455                         down(&(priv->hSemScanReq));
 456
 457                         if (priv->pstrScanReq != NULL) {
 458                                 cfg80211_scan_done(priv->pstrScanReq, false);
 459                                 priv->u32RcvdChCount = 0;
 460                                 priv->bCfgScanning = false;
 461                                 priv->pstrScanReq = NULL;
 462                         }
 463                         up(&(priv->hSemScanReq));
 464
 465                 }
 466                 /*Aborting any scan operation during mac close*/
 467                 else if (enuScanEvent == SCAN_EVENT_ABORTED) {
 468                         down(&(priv->hSemScanReq));
 469
 470                         PRINT_D(CFG80211_DBG, "Scan Aborted\n");
 471                         if (priv->pstrScanReq != NULL) {
 472
 473                                 update_scan_time(priv);
 474                                 refresh_scan(priv, 1, false);
 475
 476                                 cfg80211_scan_done(priv->pstrScanReq, false);
 477                                 priv->bCfgScanning = false;
 478                                 priv->pstrScanReq = NULL;
 479                         }
 480                         up(&(priv->hSemScanReq));
 481                 }
 482         }
 483 }
 484
 485
 486 /**
 487  *  @brief      WILC_WFI_Set_PMKSA
 488  *  @details  Check if pmksa is cached and set it.
 489  *  @param[in]
 490  *  @return     int : Return 0 on Success
 491  *  @author     mdaftedar
 492  *  @date       01 MAR 2012
 493  *  @version    1.0
 494  */
 495 int WILC_WFI_Set_PMKSA(u8 *bssid, struct wilc_priv *priv)
 496 {
 497         u32 i;
 498         s32 s32Error = 0;
 499
 500
 501         for (i = 0; i < priv->pmkid_list.numpmkid; i++) {
 502
 503                 if (!memcmp(bssid, priv->pmkid_list.pmkidlist[i].bssid,
 504                                  ETH_ALEN)) {
 505                         PRINT_D(CFG80211_DBG, "PMKID successful comparison");
 506
 507                         /*If bssid is found, set the values*/
 508                         s32Error = host_int_set_pmkid_info(priv->hWILCWFIDrv, &priv->pmkid_list);
 509
 510                         if (s32Error != 0)
 511                                 PRINT_ER("Error in pmkid\n");
 512
 513                         break;
 514                 }
 515         }
 516
 517         return s32Error;
 518
 519
 520 }
 521 int linux_wlan_set_bssid(struct net_device *wilc_netdev, u8 *pBSSID);
 522
 523
 524 /**
 525  *  @brief      CfgConnectResult
 526  *  @details
 527  *  @param[in] tenuConnDisconnEvent enuConnDisconnEvent: Type of connection response either
 528  *                        connection response or disconnection notification.
 529  *                        tstrConnectInfo* pstrConnectInfo: COnnection information.
 530  *                        u8 u8MacStatus: Mac Status from firmware
 531  *                        tstrDisconnectNotifInfo* pstrDisconnectNotifInfo: Disconnection Notification
 532  *                        void* pUserVoid: Private data associated with wireless interface
 533  *  @return     NONE
 534  *  @author     mabubakr
 535  *  @date       01 MAR 2012
 536  *  @version    1.0
 537  */
 538 int connecting;
 539
 540 static void CfgConnectResult(tenuConnDisconnEvent enuConnDisconnEvent,
 541                              tstrConnectInfo *pstrConnectInfo,
 542                              u8 u8MacStatus,
 543                              tstrDisconnectNotifInfo *pstrDisconnectNotifInfo,
 544                              void *pUserVoid)
 545 {
 546         struct wilc_priv *priv;
 547         struct net_device *dev;
 548         tstrWILC_WFIDrv *pstrWFIDrv;
 549         u8 NullBssid[ETH_ALEN] = {0};
 550
 551         connecting = 0;
 552
 553         priv = (struct wilc_priv *)pUserVoid;
 554         dev = priv->dev;
 555         pstrWFIDrv = (tstrWILC_WFIDrv *)priv->hWILCWFIDrv;
 556
 557         if (enuConnDisconnEvent == CONN_DISCONN_EVENT_CONN_RESP) {
 558                 /*Initialization*/
 559                 u16 u16ConnectStatus = WLAN_STATUS_SUCCESS;
 560
 561                 u16ConnectStatus = pstrConnectInfo->u16ConnectStatus;
 562
 563                 PRINT_D(CFG80211_DBG, " Connection response received = %d\n", u8MacStatus);
 564
 565                 if ((u8MacStatus == MAC_DISCONNECTED) &&
 566                     (pstrConnectInfo->u16ConnectStatus == SUCCESSFUL_STATUSCODE)) {
 567                         /* The case here is that our station was waiting for association response frame and has just received it containing status code
 568                          *  = SUCCESSFUL_STATUSCODE, while mac status is MAC_DISCONNECTED (which means something wrong happened) */
 569                         u16ConnectStatus = WLAN_STATUS_UNSPECIFIED_FAILURE;
 570                         linux_wlan_set_bssid(priv->dev, NullBssid);
 571                         memset(u8ConnectedSSID, 0, ETH_ALEN);
 572
 573                         /*Invalidate u8WLANChannel value on wlan0 disconnect*/
 574                         if (!pstrWFIDrv->u8P2PConnect)
 575                                 u8WLANChannel = INVALID_CHANNEL;
 576
 577                         PRINT_ER("Unspecified failure: Connection status %d : MAC status = %d\n", u16ConnectStatus, u8MacStatus);
 578                 }
 579
 580                 if (u16ConnectStatus == WLAN_STATUS_SUCCESS) {
 581                         bool bNeedScanRefresh = false;
 582                         u32 i;
 583
 584                         PRINT_INFO(CFG80211_DBG, "Connection Successful:: BSSID: %x%x%x%x%x%x\n", pstrConnectInfo->au8bssid[0],
 585                                    pstrConnectInfo->au8bssid[1], pstrConnectInfo->au8bssid[2], pstrConnectInfo->au8bssid[3], pstrConnectInfo->au8bssid[4], pstrConnectInfo->au8bssid[5]);
 586                         memcpy(priv->au8AssociatedBss, pstrConnectInfo->au8bssid, ETH_ALEN);
 587
 588
 589                         for (i = 0; i < u32LastScannedNtwrksCountShadow; i++) {
 590                                 if (memcmp(astrLastScannedNtwrksShadow[i].au8bssid,
 591                                                 pstrConnectInfo->au8bssid, ETH_ALEN) == 0) {
 592                                         unsigned long now = jiffies;
 593
 594                                         if (time_after(now,
 595                                                        astrLastScannedNtwrksShadow[i].u32TimeRcvdInScanCached + (unsigned long)(nl80211_SCAN_RESULT_EXPIRE - (1 * HZ)))) {
 596                                                 bNeedScanRefresh = true;
 597                                         }
 598
 599                                         break;
 600                                 }
 601                         }
 602
 603                         if (bNeedScanRefresh) {
 604                                 /*Also, refrsh DIRECT- results if */
 605                                 refresh_scan(priv, 1, true);
 606
 607                         }
 608
 609                 }
 610
 611
 612                 PRINT_D(CFG80211_DBG, "Association request info elements length = %zu\n", pstrConnectInfo->ReqIEsLen);
 613
 614                 PRINT_D(CFG80211_DBG, "Association response info elements length = %d\n", pstrConnectInfo->u16RespIEsLen);
 615
 616                 cfg80211_connect_result(dev, pstrConnectInfo->au8bssid,
 617                                         pstrConnectInfo->pu8ReqIEs, pstrConnectInfo->ReqIEsLen,
 618                                         pstrConnectInfo->pu8RespIEs, pstrConnectInfo->u16RespIEsLen,
 619                                         u16ConnectStatus, GFP_KERNEL);                         /* TODO: mostafa: u16ConnectStatus to */
 620                 /* be replaced by pstrConnectInfo->u16ConnectStatus */
 621         } else if (enuConnDisconnEvent == CONN_DISCONN_EVENT_DISCONN_NOTIF)    {
 622                 #ifdef DISABLE_PWRSAVE_AND_SCAN_DURING_IP
 623                 g_obtainingIP = false;
 624                 #endif
 625                 PRINT_ER("Received MAC_DISCONNECTED from firmware with reason %d on dev [%p]\n",
 626                          pstrDisconnectNotifInfo->u16reason, priv->dev);
 627                 u8P2Plocalrandom = 0x01;
 628                 u8P2Precvrandom = 0x00;
 629                 bWilc_ie = false;
 630                 memset(priv->au8AssociatedBss, 0, ETH_ALEN);
 631                 linux_wlan_set_bssid(priv->dev, NullBssid);
 632                 memset(u8ConnectedSSID, 0, ETH_ALEN);
 633
 634                 /*Invalidate u8WLANChannel value on wlan0 disconnect*/
 635                 if (!pstrWFIDrv->u8P2PConnect)
 636                         u8WLANChannel = INVALID_CHANNEL;
 637                 /*Incase "P2P CLIENT Connected" send deauthentication reason by 3 to force the WPA_SUPPLICANT to directly change
 638                  *      virtual interface to station*/
 639                 if ((pstrWFIDrv->IFC_UP) && (dev == g_linux_wlan->strInterfaceInfo[1].wilc_netdev)) {
 640                         pstrDisconnectNotifInfo->u16reason = 3;
 641                 }
 642                 /*Incase "P2P CLIENT during connection(not connected)" send deauthentication reason by 1 to force the WPA_SUPPLICANT
 643                  *      to scan again and retry the connection*/
 644                 else if ((!pstrWFIDrv->IFC_UP) && (dev == g_linux_wlan->strInterfaceInfo[1].wilc_netdev)) {
 645                         pstrDisconnectNotifInfo->u16reason = 1;
 646                 }
 647                 cfg80211_disconnected(dev, pstrDisconnectNotifInfo->u16reason, pstrDisconnectNotifInfo->ie,
 648                                       pstrDisconnectNotifInfo->ie_len, false,
 649                                       GFP_KERNEL);
 650
 651         }
 652
 653 }
 654
 655
 656 /**
 657  *  @brief      set_channel
 658  *  @details    Set channel for a given wireless interface. Some devices
 659  *                      may support multi-channel operation (by channel hopping) so cfg80211
 660  *                      doesn't verify much. Note, however, that the passed netdev may be
 661  *                      %NULL as well if the user requested changing the channel for the
 662  *                      device itself, or for a monitor interface.
 663  *  @param[in]
 664  *  @return     int : Return 0 on Success
 665  *  @author     mdaftedar
 666  *  @date       01 MAR 2012
 667  *  @version    1.0
 668  */
 669 static int set_channel(struct wiphy *wiphy,
 670                        struct cfg80211_chan_def *chandef)
 671 {
 672
 673         u32 channelnum = 0;
 674         struct wilc_priv *priv;
 675         s32 s32Error = 0;
 676
 677         priv = wiphy_priv(wiphy);
 678
 679         channelnum = ieee80211_frequency_to_channel(chandef->chan->center_freq);
 680         PRINT_D(CFG80211_DBG, "Setting channel %d with frequency %d\n", channelnum, chandef->chan->center_freq);
 681
 682         u8CurrChannel = channelnum;
 683         s32Error   = host_int_set_mac_chnl_num(priv->hWILCWFIDrv, channelnum);
 684
 685         if (s32Error != 0)
 686                 PRINT_ER("Error in setting channel %d\n", channelnum);
 687
 688         return s32Error;
 689 }
 690
 691 /**
 692  *  @brief      scan
 693  *  @details    Request to do a scan. If returning zero, the scan request is given
 694  *                      the driver, and will be valid until passed to cfg80211_scan_done().
 695  *                      For scan results, call cfg80211_inform_bss(); you can call this outside
 696  *                      the scan/scan_done bracket too.
 697  *  @param[in]
 698  *  @return     int : Return 0 on Success
 699  *  @author     mabubakr
 700  *  @date       01 MAR 2012
 701  *  @version    1.0
 702  */
 703
 704 static int scan(struct wiphy *wiphy, struct cfg80211_scan_request *request)
 705 {
 706         struct wilc_priv *priv;
 707         u32 i;
 708         s32 s32Error = 0;
 709         u8 au8ScanChanList[MAX_NUM_SCANNED_NETWORKS];
 710         tstrHiddenNetwork strHiddenNetwork;
 711
 712         priv = wiphy_priv(wiphy);
 713
 714         priv->pstrScanReq = request;
 715
 716         priv->u32RcvdChCount = 0;
 717
 718         host_int_set_wfi_drv_handler(priv->hWILCWFIDrv);
 719
 720
 721         reset_shadow_found(priv);
 722
 723         priv->bCfgScanning = true;
 724         if (request->n_channels <= MAX_NUM_SCANNED_NETWORKS) { /* TODO: mostafa: to be replaced by */
 725                 /*               max_scan_ssids */
 726                 for (i = 0; i < request->n_channels; i++) {
 727                         au8ScanChanList[i] = (u8)ieee80211_frequency_to_channel(request->channels[i]->center_freq);
 728                         PRINT_INFO(CFG80211_DBG, "ScanChannel List[%d] = %d,", i, au8ScanChanList[i]);
 729                 }
 730
 731                 PRINT_D(CFG80211_DBG, "Requested num of scan channel %d\n", request->n_channels);
 732                 PRINT_D(CFG80211_DBG, "Scan Request IE len =  %zu\n", request->ie_len);
 733
 734                 PRINT_D(CFG80211_DBG, "Number of SSIDs %d\n", request->n_ssids);
 735
 736                 if (request->n_ssids >= 1) {
 737
 738
 739                         strHiddenNetwork.pstrHiddenNetworkInfo = kmalloc(request->n_ssids * sizeof(tstrHiddenNetwork), GFP_KERNEL);
 740                         strHiddenNetwork.u8ssidnum = request->n_ssids;
 741
 742
 743                         for (i = 0; i < request->n_ssids; i++) {
 744
 745                                 if (request->ssids[i].ssid != NULL && request->ssids[i].ssid_len != 0) {
 746                                         strHiddenNetwork.pstrHiddenNetworkInfo[i].pu8ssid = kmalloc(request->ssids[i].ssid_len, GFP_KERNEL);
 747                                         memcpy(strHiddenNetwork.pstrHiddenNetworkInfo[i].pu8ssid, request->ssids[i].ssid, request->ssids[i].ssid_len);
 748                                         strHiddenNetwork.pstrHiddenNetworkInfo[i].u8ssidlen = request->ssids[i].ssid_len;
 749                                 } else {
 750                                         PRINT_D(CFG80211_DBG, "Received one NULL SSID\n");
 751                                         strHiddenNetwork.u8ssidnum -= 1;
 752                                 }
 753                         }
 754                         PRINT_D(CFG80211_DBG, "Trigger Scan Request\n");
 755                         s32Error = host_int_scan(priv->hWILCWFIDrv, USER_SCAN, ACTIVE_SCAN,
 756                                                  au8ScanChanList, request->n_channels,
 757                                                  (const u8 *)request->ie, request->ie_len,
 758                                                  CfgScanResult, (void *)priv, &strHiddenNetwork);
 759                 } else {
 760                         PRINT_D(CFG80211_DBG, "Trigger Scan Request\n");
 761                         s32Error = host_int_scan(priv->hWILCWFIDrv, USER_SCAN, ACTIVE_SCAN,
 762                                                  au8ScanChanList, request->n_channels,
 763                                                  (const u8 *)request->ie, request->ie_len,
 764                                                  CfgScanResult, (void *)priv, NULL);
 765                 }
 766
 767         } else {
 768                 PRINT_ER("Requested num of scanned channels is greater than the max, supported"
 769                          " channels\n");
 770         }
 771
 772         if (s32Error != 0) {
 773                 s32Error = -EBUSY;
 774                 PRINT_WRN(CFG80211_DBG, "Device is busy: Error(%d)\n", s32Error);
 775         }
 776
 777         return s32Error;
 778 }
 779
 780 /**
 781  *  @brief      connect
 782  *  @details    Connect to the ESS with the specified parameters. When connected,
 783  *                      call cfg80211_connect_result() with status code %WLAN_STATUS_SUCCESS.
 784  *                      If the connection fails for some reason, call cfg80211_connect_result()
 785  *                      with the status from the AP.
 786  *  @param[in]
 787  *  @return     int : Return 0 on Success
 788  *  @author     mabubakr
 789  *  @date       01 MAR 2012
 790  *  @version    1.0
 791  */
 792 static int connect(struct wiphy *wiphy, struct net_device *dev,
 793                    struct cfg80211_connect_params *sme)
 794 {
 795         s32 s32Error = 0;
 796         u32 i;
 797         u8 u8security = NO_ENCRYPT;
 798         AUTHTYPE_T tenuAuth_type = ANY;
 799         char *pcgroup_encrypt_val = NULL;
 800         char *pccipher_group = NULL;
 801         char *pcwpa_version = NULL;
 802
 803         struct wilc_priv *priv;
 804         tstrWILC_WFIDrv *pstrWFIDrv;
 805         tstrNetworkInfo *pstrNetworkInfo = NULL;
 806
 807
 808         connecting = 1;
 809         priv = wiphy_priv(wiphy);
 810         pstrWFIDrv = (tstrWILC_WFIDrv *)(priv->hWILCWFIDrv);
 811
 812         host_int_set_wfi_drv_handler(priv->hWILCWFIDrv);
 813
 814         PRINT_D(CFG80211_DBG, "Connecting to SSID [%s] on netdev [%p] host if [%p]\n", sme->ssid, dev, priv->hWILCWFIDrv);
 815         if (!(strncmp(sme->ssid, "DIRECT-", 7))) {
 816                 PRINT_D(CFG80211_DBG, "Connected to Direct network,OBSS disabled\n");
 817                 pstrWFIDrv->u8P2PConnect = 1;
 818         } else
 819                 pstrWFIDrv->u8P2PConnect = 0;
 820         PRINT_INFO(CFG80211_DBG, "Required SSID = %s\n , AuthType = %d\n", sme->ssid, sme->auth_type);
 821
 822         for (i = 0; i < u32LastScannedNtwrksCountShadow; i++) {
 823                 if ((sme->ssid_len == astrLastScannedNtwrksShadow[i].u8SsidLen) &&
 824                     memcmp(astrLastScannedNtwrksShadow[i].au8ssid,
 825                                 sme->ssid,
 826                                 sme->ssid_len) == 0) {
 827                         PRINT_INFO(CFG80211_DBG, "Network with required SSID is found %s\n", sme->ssid);
 828                         if (sme->bssid == NULL) {
 829                                 /* BSSID is not passed from the user, so decision of matching
 830                                  * is done by SSID only */
 831                                 PRINT_INFO(CFG80211_DBG, "BSSID is not passed from the user\n");
 832                                 break;
 833                         } else {
 834                                 /* BSSID is also passed from the user, so decision of matching
 835                                  * should consider also this passed BSSID */
 836                                 if (memcmp(astrLastScannedNtwrksShadow[i].au8bssid,
 837                                                 sme->bssid,
 838                                                 ETH_ALEN) == 0) {
 839                                         PRINT_INFO(CFG80211_DBG, "BSSID is passed from the user and matched\n");
 840                                         break;
 841                                 }
 842                         }
 843                 }
 844         }
 845
 846         if (i < u32LastScannedNtwrksCountShadow) {
 847                 PRINT_D(CFG80211_DBG, "Required bss is in scan results\n");
 848
 849                 pstrNetworkInfo = &(astrLastScannedNtwrksShadow[i]);
 850
 851                 PRINT_INFO(CFG80211_DBG, "network BSSID to be associated: %x%x%x%x%x%x\n",
 852                            pstrNetworkInfo->au8bssid[0], pstrNetworkInfo->au8bssid[1],
 853                            pstrNetworkInfo->au8bssid[2], pstrNetworkInfo->au8bssid[3],
 854                            pstrNetworkInfo->au8bssid[4], pstrNetworkInfo->au8bssid[5]);
 855         } else {
 856                 s32Error = -ENOENT;
 857                 if (u32LastScannedNtwrksCountShadow == 0)
 858                         PRINT_D(CFG80211_DBG, "No Scan results yet\n");
 859                 else
 860                         PRINT_D(CFG80211_DBG, "Required bss not in scan results: Error(%d)\n", s32Error);
 861
 862                 goto done;
 863         }
 864
 865         priv->WILC_WFI_wep_default = 0;
 866         memset(priv->WILC_WFI_wep_key, 0, sizeof(priv->WILC_WFI_wep_key));
 867         memset(priv->WILC_WFI_wep_key_len, 0, sizeof(priv->WILC_WFI_wep_key_len));
 868
 869         PRINT_INFO(CFG80211_DBG, "sme->crypto.wpa_versions=%x\n", sme->crypto.wpa_versions);
 870         PRINT_INFO(CFG80211_DBG, "sme->crypto.cipher_group=%x\n", sme->crypto.cipher_group);
 871
 872         PRINT_INFO(CFG80211_DBG, "sme->crypto.n_ciphers_pairwise=%d\n", sme->crypto.n_ciphers_pairwise);
 873
 874         if (INFO) {
 875                 for (i = 0; i < sme->crypto.n_ciphers_pairwise; i++)
 876                         PRINT_D(CORECONFIG_DBG, "sme->crypto.ciphers_pairwise[%d]=%x\n", i, sme->crypto.ciphers_pairwise[i]);
 877         }
 878
 879         if (sme->crypto.cipher_group != NO_ENCRYPT) {
 880                 /* To determine the u8security value, first we check the group cipher suite then {in case of WPA or WPA2}
 881                  *  we will add to it the pairwise cipher suite(s) */
 882                 pcwpa_version = "Default";
 883                 PRINT_D(CORECONFIG_DBG, ">> sme->crypto.wpa_versions: %x\n", sme->crypto.wpa_versions);
 884                 if (sme->crypto.cipher_group == WLAN_CIPHER_SUITE_WEP40) {
 885                         u8security = ENCRYPT_ENABLED | WEP;
 886                         pcgroup_encrypt_val = "WEP40";
 887                         pccipher_group = "WLAN_CIPHER_SUITE_WEP40";
 888                         PRINT_INFO(CFG80211_DBG, "WEP Default Key Idx = %d\n", sme->key_idx);
 889
 890                         if (INFO) {
 891                                 for (i = 0; i < sme->key_len; i++)
 892                                         PRINT_D(CORECONFIG_DBG, "WEP Key Value[%d] = %d\n", i, sme->key[i]);
 893                         }
 894                         priv->WILC_WFI_wep_default = sme->key_idx;
 895                         priv->WILC_WFI_wep_key_len[sme->key_idx] = sme->key_len;
 896                         memcpy(priv->WILC_WFI_wep_key[sme->key_idx], sme->key, sme->key_len);
 897
 898                         g_key_wep_params.key_len = sme->key_len;
 899                         g_key_wep_params.key = kmalloc(sme->key_len, GFP_KERNEL);
 900                         memcpy(g_key_wep_params.key, sme->key, sme->key_len);
 901                         g_key_wep_params.key_idx = sme->key_idx;
 902                         g_wep_keys_saved = true;
 903
 904                         host_int_set_WEPDefaultKeyID(priv->hWILCWFIDrv, sme->key_idx);
 905                         host_int_add_wep_key_bss_sta(priv->hWILCWFIDrv, sme->key, sme->key_len, sme->key_idx);
 906                 } else if (sme->crypto.cipher_group == WLAN_CIPHER_SUITE_WEP104)   {
 907                         u8security = ENCRYPT_ENABLED | WEP | WEP_EXTENDED;
 908                         pcgroup_encrypt_val = "WEP104";
 909                         pccipher_group = "WLAN_CIPHER_SUITE_WEP104";
 910
 911                         priv->WILC_WFI_wep_default = sme->key_idx;
 912                         priv->WILC_WFI_wep_key_len[sme->key_idx] = sme->key_len;
 913                         memcpy(priv->WILC_WFI_wep_key[sme->key_idx], sme->key, sme->key_len);
 914
 915                         g_key_wep_params.key_len = sme->key_len;
 916                         g_key_wep_params.key = kmalloc(sme->key_len, GFP_KERNEL);
 917                         memcpy(g_key_wep_params.key, sme->key, sme->key_len);
 918                         g_key_wep_params.key_idx = sme->key_idx;
 919                         g_wep_keys_saved = true;
 920
 921                         host_int_set_WEPDefaultKeyID(priv->hWILCWFIDrv, sme->key_idx);
 922                         host_int_add_wep_key_bss_sta(priv->hWILCWFIDrv, sme->key, sme->key_len, sme->key_idx);
 923                 } else if (sme->crypto.wpa_versions & NL80211_WPA_VERSION_2)   {
 924                         if (sme->crypto.cipher_group == WLAN_CIPHER_SUITE_TKIP) {
 925                                 u8security = ENCRYPT_ENABLED | WPA2 | TKIP;
 926                                 pcgroup_encrypt_val = "WPA2_TKIP";
 927                                 pccipher_group = "TKIP";
 928                         } else {     /* TODO: mostafa: here we assume that any other encryption type is AES */
 929                                      /* tenuSecurity_t = WPA2_AES; */
 930                                 u8security = ENCRYPT_ENABLED | WPA2 | AES;
 931                                 pcgroup_encrypt_val = "WPA2_AES";
 932                                 pccipher_group = "AES";
 933                         }
 934                         pcwpa_version = "WPA_VERSION_2";
 935                 } else if (sme->crypto.wpa_versions & NL80211_WPA_VERSION_1)   {
 936                         if (sme->crypto.cipher_group == WLAN_CIPHER_SUITE_TKIP) {
 937                                 u8security = ENCRYPT_ENABLED | WPA | TKIP;
 938                                 pcgroup_encrypt_val = "WPA_TKIP";
 939                                 pccipher_group = "TKIP";
 940                         } else {     /* TODO: mostafa: here we assume that any other encryption type is AES */
 941                                      /* tenuSecurity_t = WPA_AES; */
 942                                 u8security = ENCRYPT_ENABLED | WPA | AES;
 943                                 pcgroup_encrypt_val = "WPA_AES";
 944                                 pccipher_group = "AES";
 945
 946                         }
 947                         pcwpa_version = "WPA_VERSION_1";
 948
 949                 } else {
 950                         s32Error = -ENOTSUPP;
 951                         PRINT_ER("Not supported cipher: Error(%d)\n", s32Error);
 952
 953                         goto done;
 954                 }
 955
 956         }
 957
 958         /* After we set the u8security value from checking the group cipher suite, {in case of WPA or WPA2} we will
 959          *   add to it the pairwise cipher suite(s) */
 960         if ((sme->crypto.wpa_versions & NL80211_WPA_VERSION_1)
 961             || (sme->crypto.wpa_versions & NL80211_WPA_VERSION_2)) {
 962                 for (i = 0; i < sme->crypto.n_ciphers_pairwise; i++) {
 963                         if (sme->crypto.ciphers_pairwise[i] == WLAN_CIPHER_SUITE_TKIP) {
 964                                 u8security = u8security | TKIP;
 965                         } else {     /* TODO: mostafa: here we assume that any other encryption type is AES */
 966                                 u8security = u8security | AES;
 967                         }
 968                 }
 969         }
 970
 971         PRINT_D(CFG80211_DBG, "Adding key with cipher group = %x\n", sme->crypto.cipher_group);
 972
 973         PRINT_D(CFG80211_DBG, "Authentication Type = %d\n", sme->auth_type);
 974         switch (sme->auth_type) {
 975         case NL80211_AUTHTYPE_OPEN_SYSTEM:
 976                 PRINT_D(CFG80211_DBG, "In OPEN SYSTEM\n");
 977                 tenuAuth_type = OPEN_SYSTEM;
 978                 break;
 979
 980         case NL80211_AUTHTYPE_SHARED_KEY:
 981                 tenuAuth_type = SHARED_KEY;
 982                 PRINT_D(CFG80211_DBG, "In SHARED KEY\n");
 983                 break;
 984
 985         default:
 986                 PRINT_D(CFG80211_DBG, "Automatic Authentation type = %d\n", sme->auth_type);
 987         }
 988
 989
 990         /* ai: key_mgmt: enterprise case */
 991         if (sme->crypto.n_akm_suites) {
 992                 switch (sme->crypto.akm_suites[0]) {
 993                 case WLAN_AKM_SUITE_8021X:
 994                         tenuAuth_type = IEEE8021;
 995                         break;
 996
 997                 default:
 998                         break;
 999                 }
1000         }
1001
1002
1003         PRINT_INFO(CFG80211_DBG, "Required Channel = %d\n", pstrNetworkInfo->u8channel);
1004
1005         PRINT_INFO(CFG80211_DBG, "Group encryption value = %s\n Cipher Group = %s\n WPA version = %s\n",
1006                    pcgroup_encrypt_val, pccipher_group, pcwpa_version);
1007
1008         u8CurrChannel = pstrNetworkInfo->u8channel;
1009
1010         if (!pstrWFIDrv->u8P2PConnect) {
1011                 u8WLANChannel = pstrNetworkInfo->u8channel;
1012         }
1013
1014         linux_wlan_set_bssid(dev, pstrNetworkInfo->au8bssid);
1015
1016         s32Error = host_int_set_join_req(priv->hWILCWFIDrv, pstrNetworkInfo->au8bssid, sme->ssid,
1017                                          sme->ssid_len, sme->ie, sme->ie_len,
1018                                          CfgConnectResult, (void *)priv, u8security,
1019                                          tenuAuth_type, pstrNetworkInfo->u8channel,
1020                                          pstrNetworkInfo->pJoinParams);
1021         if (s32Error != 0) {
1022                 PRINT_ER("host_int_set_join_req(): Error(%d)\n", s32Error);
1023                 s32Error = -ENOENT;
1024                 goto done;
1025         }
1026
1027 done:
1028
1029         return s32Error;
1030 }
1031
1032
1033 /**
1034  *  @brief      disconnect
1035  *  @details    Disconnect from the BSS/ESS.
1036  *  @param[in]
1037  *  @return     int : Return 0 on Success
1038  *  @author     mdaftedar
1039  *  @date       01 MAR 2012
1040  *  @version    1.0
1041  */
1042 static int disconnect(struct wiphy *wiphy, struct net_device *dev, u16 reason_code)
1043 {
1044         s32 s32Error = 0;
1045         struct wilc_priv *priv;
1046         tstrWILC_WFIDrv *pstrWFIDrv;
1047         u8 NullBssid[ETH_ALEN] = {0};
1048
1049         connecting = 0;
1050         priv = wiphy_priv(wiphy);
1051
1052         /*Invalidate u8WLANChannel value on wlan0 disconnect*/
1053         pstrWFIDrv = (tstrWILC_WFIDrv *)priv->hWILCWFIDrv;
1054         if (!pstrWFIDrv->u8P2PConnect)
1055                 u8WLANChannel = INVALID_CHANNEL;
1056         linux_wlan_set_bssid(priv->dev, NullBssid);
1057
1058         PRINT_D(CFG80211_DBG, "Disconnecting with reason code(%d)\n", reason_code);
1059
1060         u8P2Plocalrandom = 0x01;
1061         u8P2Precvrandom = 0x00;
1062         bWilc_ie = false;
1063         pstrWFIDrv->u64P2p_MgmtTimeout = 0;
1064
1065         s32Error = host_int_disconnect(priv->hWILCWFIDrv, reason_code);
1066         if (s32Error != 0) {
1067                 PRINT_ER("Error in disconnecting: Error(%d)\n", s32Error);
1068                 s32Error = -EINVAL;
1069         }
1070
1071         return s32Error;
1072 }
1073
1074 /**
1075  *  @brief      add_key
1076  *  @details    Add a key with the given parameters. @mac_addr will be %NULL
1077  *                      when adding a group key.
1078  *  @param[in] key : key buffer; TKIP: 16-byte temporal key, 8-byte Tx Mic key, 8-byte Rx Mic Key
1079  *  @return     int : Return 0 on Success
1080  *  @author     mdaftedar
1081  *  @date       01 MAR 2012
1082  *  @version    1.0
1083  */
1084 static int add_key(struct wiphy *wiphy, struct net_device *netdev, u8 key_index,
1085                    bool pairwise,
1086                    const u8 *mac_addr, struct key_params *params)
1087
1088 {
1089         s32 s32Error = 0, KeyLen = params->key_len;
1090         u32 i;
1091         struct wilc_priv *priv;
1092         const u8 *pu8RxMic = NULL;
1093         const u8 *pu8TxMic = NULL;
1094         u8 u8mode = NO_ENCRYPT;
1095         u8 u8gmode = NO_ENCRYPT;
1096         u8 u8pmode = NO_ENCRYPT;
1097         AUTHTYPE_T tenuAuth_type = ANY;
1098
1099         priv = wiphy_priv(wiphy);
1100
1101         PRINT_D(CFG80211_DBG, "Adding key with cipher suite = %x\n", params->cipher);
1102
1103         PRINT_D(CFG80211_DBG, "%p %p %d\n", wiphy, netdev, key_index);
1104
1105         PRINT_D(CFG80211_DBG, "key %x %x %x\n", params->key[0],
1106                 params->key[1],
1107                 params->key[2]);
1108
1109
1110         switch (params->cipher) {
1111         case WLAN_CIPHER_SUITE_WEP40:
1112         case WLAN_CIPHER_SUITE_WEP104:
1113                 if (priv->wdev->iftype == NL80211_IFTYPE_AP) {
1114
1115                         priv->WILC_WFI_wep_default = key_index;
1116                         priv->WILC_WFI_wep_key_len[key_index] = params->key_len;
1117                         memcpy(priv->WILC_WFI_wep_key[key_index], params->key, params->key_len);
1118
1119                         PRINT_D(CFG80211_DBG, "Adding AP WEP Default key Idx = %d\n", key_index);
1120                         PRINT_D(CFG80211_DBG, "Adding AP WEP Key len= %d\n", params->key_len);
1121
1122                         for (i = 0; i < params->key_len; i++)
1123                                 PRINT_D(CFG80211_DBG, "WEP AP key val[%d] = %x\n", i, params->key[i]);
1124
1125                         tenuAuth_type = OPEN_SYSTEM;
1126
1127                         if (params->cipher == WLAN_CIPHER_SUITE_WEP40)
1128                                 u8mode = ENCRYPT_ENABLED | WEP;
1129                         else
1130                                 u8mode = ENCRYPT_ENABLED | WEP | WEP_EXTENDED;
1131
1132                         host_int_add_wep_key_bss_ap(priv->hWILCWFIDrv, params->key, params->key_len, key_index, u8mode, tenuAuth_type);
1133                         break;
1134                 }
1135                 if (memcmp(params->key, priv->WILC_WFI_wep_key[key_index], params->key_len)) {
1136                         priv->WILC_WFI_wep_default = key_index;
1137                         priv->WILC_WFI_wep_key_len[key_index] = params->key_len;
1138                         memcpy(priv->WILC_WFI_wep_key[key_index], params->key, params->key_len);
1139
1140                         PRINT_D(CFG80211_DBG, "Adding WEP Default key Idx = %d\n", key_index);
1141                         PRINT_D(CFG80211_DBG, "Adding WEP Key length = %d\n", params->key_len);
1142                         if (INFO) {
1143                                 for (i = 0; i < params->key_len; i++)
1144                                         PRINT_INFO(CFG80211_DBG, "WEP key value[%d] = %d\n", i, params->key[i]);
1145                         }
1146                         host_int_add_wep_key_bss_sta(priv->hWILCWFIDrv, params->key, params->key_len, key_index);
1147                 }
1148
1149                 break;
1150
1151         case WLAN_CIPHER_SUITE_TKIP:
1152         case WLAN_CIPHER_SUITE_CCMP:
1153                 if (priv->wdev->iftype == NL80211_IFTYPE_AP || priv->wdev->iftype == NL80211_IFTYPE_P2P_GO) {
1154
1155                         if (priv->wilc_gtk[key_index] == NULL) {
1156                                 priv->wilc_gtk[key_index] = kmalloc(sizeof(struct wilc_wfi_key), GFP_KERNEL);
1157                                 priv->wilc_gtk[key_index]->key = NULL;
1158                                 priv->wilc_gtk[key_index]->seq = NULL;
1159
1160                         }
1161                         if (priv->wilc_ptk[key_index] == NULL) {
1162                                 priv->wilc_ptk[key_index] = kmalloc(sizeof(struct wilc_wfi_key), GFP_KERNEL);
1163                                 priv->wilc_ptk[key_index]->key = NULL;
1164                                 priv->wilc_ptk[key_index]->seq = NULL;
1165                         }
1166
1167
1168
1169                         if (!pairwise) {
1170                                 if (params->cipher == WLAN_CIPHER_SUITE_TKIP)
1171                                         u8gmode = ENCRYPT_ENABLED | WPA | TKIP;
1172                                 else
1173                                         u8gmode = ENCRYPT_ENABLED | WPA2 | AES;
1174
1175                                 priv->wilc_groupkey = u8gmode;
1176
1177                                 if (params->key_len > 16 && params->cipher == WLAN_CIPHER_SUITE_TKIP) {
1178
1179                                         pu8TxMic = params->key + 24;
1180                                         pu8RxMic = params->key + 16;
1181                                         KeyLen = params->key_len - 16;
1182                                 }
1183                                 /* if there has been previous allocation for the same index through its key, free that memory and allocate again*/
1184                                 if (priv->wilc_gtk[key_index]->key)
1185                                         kfree(priv->wilc_gtk[key_index]->key);
1186
1187                                 priv->wilc_gtk[key_index]->key = kmalloc(params->key_len, GFP_KERNEL);
1188                                 memcpy(priv->wilc_gtk[key_index]->key, params->key, params->key_len);
1189
1190                                 /* if there has been previous allocation for the same index through its seq, free that memory and allocate again*/
1191                                 if (priv->wilc_gtk[key_index]->seq)
1192                                         kfree(priv->wilc_gtk[key_index]->seq);
1193
1194                                 if ((params->seq_len) > 0) {
1195                                         priv->wilc_gtk[key_index]->seq = kmalloc(params->seq_len, GFP_KERNEL);
1196                                         memcpy(priv->wilc_gtk[key_index]->seq, params->seq, params->seq_len);
1197                                 }
1198
1199                                 priv->wilc_gtk[key_index]->cipher = params->cipher;
1200                                 priv->wilc_gtk[key_index]->key_len = params->key_len;
1201                                 priv->wilc_gtk[key_index]->seq_len = params->seq_len;
1202
1203                                 if (INFO) {
1204                                         for (i = 0; i < params->key_len; i++)
1205                                                 PRINT_INFO(CFG80211_DBG, "Adding group key value[%d] = %x\n", i, params->key[i]);
1206                                         for (i = 0; i < params->seq_len; i++)
1207                                                 PRINT_INFO(CFG80211_DBG, "Adding group seq value[%d] = %x\n", i, params->seq[i]);
1208                                 }
1209
1210
1211                                 host_int_add_rx_gtk(priv->hWILCWFIDrv, params->key, KeyLen,
1212                                                     key_index, params->seq_len, params->seq, pu8RxMic, pu8TxMic, AP_MODE, u8gmode);
1213
1214                         } else {
1215                                 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]);
1216
1217                                 if (params->cipher == WLAN_CIPHER_SUITE_TKIP)
1218                                         u8pmode = ENCRYPT_ENABLED | WPA | TKIP;
1219                                 else
1220                                         u8pmode = priv->wilc_groupkey | AES;
1221
1222
1223                                 if (params->key_len > 16 && params->cipher == WLAN_CIPHER_SUITE_TKIP) {
1224
1225                                         pu8TxMic = params->key + 24;
1226                                         pu8RxMic = params->key + 16;
1227                                         KeyLen = params->key_len - 16;
1228                                 }
1229
1230                                 if (priv->wilc_ptk[key_index]->key)
1231                                         kfree(priv->wilc_ptk[key_index]->key);
1232
1233                                 priv->wilc_ptk[key_index]->key = kmalloc(params->key_len, GFP_KERNEL);
1234
1235                                 if (priv->wilc_ptk[key_index]->seq)
1236                                         kfree(priv->wilc_ptk[key_index]->seq);
1237
1238                                 if ((params->seq_len) > 0)
1239                                         priv->wilc_ptk[key_index]->seq = kmalloc(params->seq_len, GFP_KERNEL);
1240
1241                                 if (INFO) {
1242                                         for (i = 0; i < params->key_len; i++)
1243                                                 PRINT_INFO(CFG80211_DBG, "Adding pairwise key value[%d] = %x\n", i, params->key[i]);
1244
1245                                         for (i = 0; i < params->seq_len; i++)
1246                                                 PRINT_INFO(CFG80211_DBG, "Adding group seq value[%d] = %x\n", i, params->seq[i]);
1247                                 }
1248
1249                                 memcpy(priv->wilc_ptk[key_index]->key, params->key, params->key_len);
1250
1251                                 if ((params->seq_len) > 0)
1252                                         memcpy(priv->wilc_ptk[key_index]->seq, params->seq, params->seq_len);
1253
1254                                 priv->wilc_ptk[key_index]->cipher = params->cipher;
1255                                 priv->wilc_ptk[key_index]->key_len = params->key_len;
1256                                 priv->wilc_ptk[key_index]->seq_len = params->seq_len;
1257
1258                                 host_int_add_ptk(priv->hWILCWFIDrv, params->key, KeyLen, mac_addr,
1259                                                  pu8RxMic, pu8TxMic, AP_MODE, u8pmode, key_index);
1260                         }
1261                         break;
1262                 }
1263
1264                 {
1265                         u8mode = 0;
1266                         if (!pairwise) {
1267                                 if (params->key_len > 16 && params->cipher == WLAN_CIPHER_SUITE_TKIP) {
1268                                         /* swap the tx mic by rx mic */
1269                                         pu8RxMic = params->key + 24;
1270                                         pu8TxMic = params->key + 16;
1271                                         KeyLen = params->key_len - 16;
1272                                 }
1273
1274                                 /*save keys only on interface 0 (wifi interface)*/
1275                                 if (!g_gtk_keys_saved && netdev == g_linux_wlan->strInterfaceInfo[0].wilc_netdev) {
1276                                         g_add_gtk_key_params.key_idx = key_index;
1277                                         g_add_gtk_key_params.pairwise = pairwise;
1278                                         if (!mac_addr) {
1279                                                 g_add_gtk_key_params.mac_addr = NULL;
1280                                         } else {
1281                                                 g_add_gtk_key_params.mac_addr = kmalloc(ETH_ALEN, GFP_KERNEL);
1282                                                 memcpy(g_add_gtk_key_params.mac_addr, mac_addr, ETH_ALEN);
1283                                         }
1284                                         g_key_gtk_params.key_len = params->key_len;
1285                                         g_key_gtk_params.seq_len = params->seq_len;
1286                                         g_key_gtk_params.key =  kmalloc(params->key_len, GFP_KERNEL);
1287                                         memcpy(g_key_gtk_params.key, params->key, params->key_len);
1288                                         if (params->seq_len > 0) {
1289                                                 g_key_gtk_params.seq =  kmalloc(params->seq_len, GFP_KERNEL);
1290                                                 memcpy(g_key_gtk_params.seq, params->seq, params->seq_len);
1291                                         }
1292                                         g_key_gtk_params.cipher = params->cipher;
1293
1294                                         PRINT_D(CFG80211_DBG, "key %x %x %x\n", g_key_gtk_params.key[0],
1295                                                 g_key_gtk_params.key[1],
1296                                                 g_key_gtk_params.key[2]);
1297                                         g_gtk_keys_saved = true;
1298                                 }
1299
1300                                 host_int_add_rx_gtk(priv->hWILCWFIDrv, params->key, KeyLen,
1301                                                     key_index, params->seq_len, params->seq, pu8RxMic, pu8TxMic, STATION_MODE, u8mode);
1302                         } else {
1303                                 if (params->key_len > 16 && params->cipher == WLAN_CIPHER_SUITE_TKIP) {
1304                                         /* swap the tx mic by rx mic */
1305                                         pu8RxMic = params->key + 24;
1306                                         pu8TxMic = params->key + 16;
1307                                         KeyLen = params->key_len - 16;
1308                                 }
1309
1310                                 /*save keys only on interface 0 (wifi interface)*/
1311                                 if (!g_ptk_keys_saved && netdev == g_linux_wlan->strInterfaceInfo[0].wilc_netdev) {
1312                                         g_add_ptk_key_params.key_idx = key_index;
1313                                         g_add_ptk_key_params.pairwise = pairwise;
1314                                         if (!mac_addr) {
1315                                                 g_add_ptk_key_params.mac_addr = NULL;
1316                                         } else {
1317                                                 g_add_ptk_key_params.mac_addr = kmalloc(ETH_ALEN, GFP_KERNEL);
1318                                                 memcpy(g_add_ptk_key_params.mac_addr, mac_addr, ETH_ALEN);
1319                                         }
1320                                         g_key_ptk_params.key_len = params->key_len;
1321                                         g_key_ptk_params.seq_len = params->seq_len;
1322                                         g_key_ptk_params.key =  kmalloc(params->key_len, GFP_KERNEL);
1323                                         memcpy(g_key_ptk_params.key, params->key, params->key_len);
1324                                         if (params->seq_len > 0) {
1325                                                 g_key_ptk_params.seq =  kmalloc(params->seq_len, GFP_KERNEL);
1326                                                 memcpy(g_key_ptk_params.seq, params->seq, params->seq_len);
1327                                         }
1328                                         g_key_ptk_params.cipher = params->cipher;
1329
1330                                         PRINT_D(CFG80211_DBG, "key %x %x %x\n", g_key_ptk_params.key[0],
1331                                                 g_key_ptk_params.key[1],
1332                                                 g_key_ptk_params.key[2]);
1333                                         g_ptk_keys_saved = true;
1334                                 }
1335
1336                                 host_int_add_ptk(priv->hWILCWFIDrv, params->key, KeyLen, mac_addr,
1337                                                  pu8RxMic, pu8TxMic, STATION_MODE, u8mode, key_index);
1338                                 PRINT_D(CFG80211_DBG, "Adding pairwise key\n");
1339                                 if (INFO) {
1340                                         for (i = 0; i < params->key_len; i++)
1341                                                 PRINT_INFO(CFG80211_DBG, "Adding pairwise key value[%d] = %d\n", i, params->key[i]);
1342                                 }
1343                         }
1344                 }
1345                 break;
1346
1347         default:
1348                 PRINT_ER("Not supported cipher: Error(%d)\n", s32Error);
1349                 s32Error = -ENOTSUPP;
1350
1351         }
1352
1353         return s32Error;
1354 }
1355
1356 /**
1357  *  @brief      del_key
1358  *  @details    Remove a key given the @mac_addr (%NULL for a group key)
1359  *                      and @key_index, return -ENOENT if the key doesn't exist.
1360  *  @param[in]
1361  *  @return     int : Return 0 on Success
1362  *  @author     mdaftedar
1363  *  @date       01 MAR 2012
1364  *  @version    1.0
1365  */
1366 static int del_key(struct wiphy *wiphy, struct net_device *netdev,
1367                    u8 key_index,
1368                    bool pairwise,
1369                    const u8 *mac_addr)
1370 {
1371         struct wilc_priv *priv;
1372         s32 s32Error = 0;
1373
1374         priv = wiphy_priv(wiphy);
1375
1376         /*delete saved keys, if any*/
1377         if (netdev == g_linux_wlan->strInterfaceInfo[0].wilc_netdev) {
1378                 g_ptk_keys_saved = false;
1379                 g_gtk_keys_saved = false;
1380                 g_wep_keys_saved = false;
1381
1382                 /*Delete saved WEP keys params, if any*/
1383                 if (g_key_wep_params.key != NULL) {
1384                         kfree(g_key_wep_params.key);
1385                         g_key_wep_params.key = NULL;
1386                 }
1387
1388                 /*freeing memory allocated by "wilc_gtk" and "wilc_ptk" in "WILC_WIFI_ADD_KEY"*/
1389
1390                 if ((priv->wilc_gtk[key_index]) != NULL) {
1391
1392                         if (priv->wilc_gtk[key_index]->key != NULL) {
1393
1394                                 kfree(priv->wilc_gtk[key_index]->key);
1395                                 priv->wilc_gtk[key_index]->key = NULL;
1396                         }
1397                         if (priv->wilc_gtk[key_index]->seq) {
1398
1399                                 kfree(priv->wilc_gtk[key_index]->seq);
1400                                 priv->wilc_gtk[key_index]->seq = NULL;
1401                         }
1402
1403                         kfree(priv->wilc_gtk[key_index]);
1404                         priv->wilc_gtk[key_index] = NULL;
1405
1406                 }
1407
1408                 if ((priv->wilc_ptk[key_index]) != NULL) {
1409
1410                         if (priv->wilc_ptk[key_index]->key) {
1411
1412                                 kfree(priv->wilc_ptk[key_index]->key);
1413                                 priv->wilc_ptk[key_index]->key = NULL;
1414                         }
1415                         if (priv->wilc_ptk[key_index]->seq) {
1416
1417                                 kfree(priv->wilc_ptk[key_index]->seq);
1418                                 priv->wilc_ptk[key_index]->seq = NULL;
1419                         }
1420                         kfree(priv->wilc_ptk[key_index]);
1421                         priv->wilc_ptk[key_index] = NULL;
1422                 }
1423
1424                 /*Delete saved PTK and GTK keys params, if any*/
1425                 if (g_key_ptk_params.key != NULL) {
1426                         kfree(g_key_ptk_params.key);
1427                         g_key_ptk_params.key = NULL;
1428                 }
1429                 if (g_key_ptk_params.seq != NULL) {
1430                         kfree(g_key_ptk_params.seq);
1431                         g_key_ptk_params.seq = NULL;
1432                 }
1433
1434                 if (g_key_gtk_params.key != NULL) {
1435                         kfree(g_key_gtk_params.key);
1436                         g_key_gtk_params.key = NULL;
1437                 }
1438                 if (g_key_gtk_params.seq != NULL) {
1439                         kfree(g_key_gtk_params.seq);
1440                         g_key_gtk_params.seq = NULL;
1441                 }
1442
1443                 /*Reset WILC_CHANGING_VIR_IF register to allow adding futrue keys to CE H/W*/
1444                 Set_machw_change_vir_if(false);
1445         }
1446
1447         if (key_index >= 0 && key_index <= 3) {
1448                 memset(priv->WILC_WFI_wep_key[key_index], 0, priv->WILC_WFI_wep_key_len[key_index]);
1449                 priv->WILC_WFI_wep_key_len[key_index] = 0;
1450
1451                 PRINT_D(CFG80211_DBG, "Removing WEP key with index = %d\n", key_index);
1452                 host_int_remove_wep_key(priv->hWILCWFIDrv, key_index);
1453         } else {
1454                 PRINT_D(CFG80211_DBG, "Removing all installed keys\n");
1455                 host_int_remove_key(priv->hWILCWFIDrv, mac_addr);
1456         }
1457
1458         return s32Error;
1459 }
1460
1461 /**
1462  *  @brief      get_key
1463  *  @details    Get information about the key with the given parameters.
1464  *                      @mac_addr will be %NULL when requesting information for a group
1465  *                      key. All pointers given to the @callback function need not be valid
1466  *                      after it returns. This function should return an error if it is
1467  *                      not possible to retrieve the key, -ENOENT if it doesn't exist.
1468  *  @param[in]
1469  *  @return     int : Return 0 on Success
1470  *  @author     mdaftedar
1471  *  @date       01 MAR 2012
1472  *  @version    1.0
1473  */
1474 static int get_key(struct wiphy *wiphy, struct net_device *netdev, u8 key_index,
1475                    bool pairwise,
1476                    const u8 *mac_addr, void *cookie, void (*callback)(void *cookie, struct key_params *))
1477 {
1478
1479         s32 s32Error = 0;
1480
1481         struct wilc_priv *priv;
1482         struct  key_params key_params;
1483         u32 i;
1484
1485         priv = wiphy_priv(wiphy);
1486
1487
1488         if (!pairwise)
1489         {
1490                 PRINT_D(CFG80211_DBG, "Getting group key idx: %x\n", key_index);
1491
1492                 key_params.key = priv->wilc_gtk[key_index]->key;
1493                 key_params.cipher = priv->wilc_gtk[key_index]->cipher;
1494                 key_params.key_len = priv->wilc_gtk[key_index]->key_len;
1495                 key_params.seq = priv->wilc_gtk[key_index]->seq;
1496                 key_params.seq_len = priv->wilc_gtk[key_index]->seq_len;
1497                 if (INFO) {
1498                         for (i = 0; i < key_params.key_len; i++)
1499                                 PRINT_INFO(CFG80211_DBG, "Retrieved key value %x\n", key_params.key[i]);
1500                 }
1501         } else {
1502                 PRINT_D(CFG80211_DBG, "Getting pairwise  key\n");
1503
1504                 key_params.key = priv->wilc_ptk[key_index]->key;
1505                 key_params.cipher = priv->wilc_ptk[key_index]->cipher;
1506                 key_params.key_len = priv->wilc_ptk[key_index]->key_len;
1507                 key_params.seq = priv->wilc_ptk[key_index]->seq;
1508                 key_params.seq_len = priv->wilc_ptk[key_index]->seq_len;
1509         }
1510
1511         callback(cookie, &key_params);
1512
1513         return s32Error;        /* priv->wilc_gtk->key_len ?0 : -ENOENT; */
1514 }
1515
1516 /**
1517  *  @brief      set_default_key
1518  *  @details    Set the default management frame key on an interface
1519  *  @param[in]
1520  *  @return     int : Return 0 on Success.
1521  *  @author     mdaftedar
1522  *  @date       01 MAR 2012
1523  *  @version    1.0
1524  */
1525 static int set_default_key(struct wiphy *wiphy, struct net_device *netdev, u8 key_index,
1526                            bool unicast, bool multicast)
1527 {
1528         s32 s32Error = 0;
1529         struct wilc_priv *priv;
1530
1531
1532         priv = wiphy_priv(wiphy);
1533
1534         PRINT_D(CFG80211_DBG, "Setting default key with idx = %d\n", key_index);
1535
1536         if (key_index != priv->WILC_WFI_wep_default) {
1537
1538                 host_int_set_WEPDefaultKeyID(priv->hWILCWFIDrv, key_index);
1539         }
1540
1541         return s32Error;
1542 }
1543
1544 /**
1545  *  @brief      WILC_WFI_dump_survey
1546  *  @details    Get site survey information
1547  *  @param[in]
1548  *  @return     int : Return 0 on Success.
1549  *  @author     mdaftedar
1550  *  @date       01 MAR 2012
1551  *  @version    1.0
1552  */
1553 static int WILC_WFI_dump_survey(struct wiphy *wiphy, struct net_device *netdev,
1554                                 int idx, struct survey_info *info)
1555 {
1556         s32 s32Error = 0;
1557
1558
1559         if (idx != 0) {
1560                 s32Error = -ENOENT;
1561                 PRINT_ER("Error Idx value doesn't equal zero: Error(%d)\n", s32Error);
1562
1563         }
1564
1565         return s32Error;
1566 }
1567
1568
1569 /**
1570  *  @brief      get_station
1571  *  @details    Get station information for the station identified by @mac
1572  *  @param[in]   NONE
1573  *  @return     int : Return 0 on Success.
1574  *  @author     mdaftedar
1575  *  @date       01 MAR 2012
1576  *  @version    1.0
1577  */
1578
1579 static int get_station(struct wiphy *wiphy, struct net_device *dev,
1580                        const u8 *mac, struct station_info *sinfo)
1581 {
1582         s32 s32Error = 0;
1583         struct wilc_priv *priv;
1584         perInterface_wlan_t *nic;
1585         u32 i = 0;
1586         u32 associatedsta = 0;
1587         u32 inactive_time = 0;
1588         priv = wiphy_priv(wiphy);
1589         nic = netdev_priv(dev);
1590
1591         if (nic->iftype == AP_MODE || nic->iftype == GO_MODE) {
1592                 PRINT_D(HOSTAPD_DBG, "Getting station parameters\n");
1593
1594                 PRINT_INFO(HOSTAPD_DBG, ": %x%x%x%x%x\n", mac[0], mac[1], mac[2], mac[3], mac[4]);
1595
1596                 for (i = 0; i < NUM_STA_ASSOCIATED; i++) {
1597
1598                         if (!(memcmp(mac, priv->assoc_stainfo.au8Sta_AssociatedBss[i], ETH_ALEN))) {
1599                                 associatedsta = i;
1600                                 break;
1601                         }
1602
1603                 }
1604
1605                 if (associatedsta == -1) {
1606                         s32Error = -ENOENT;
1607                         PRINT_ER("Station required is not associated : Error(%d)\n", s32Error);
1608
1609                         return s32Error;
1610                 }
1611
1612                 sinfo->filled |= BIT(NL80211_STA_INFO_INACTIVE_TIME);
1613
1614                 host_int_get_inactive_time(priv->hWILCWFIDrv, mac, &(inactive_time));
1615                 sinfo->inactive_time = 1000 * inactive_time;
1616                 PRINT_D(CFG80211_DBG, "Inactive time %d\n", sinfo->inactive_time);
1617
1618         }
1619
1620         if (nic->iftype == STATION_MODE) {
1621                 tstrStatistics strStatistics;
1622
1623                 host_int_get_statistics(priv->hWILCWFIDrv, &strStatistics);
1624
1625                 sinfo->filled |= BIT(NL80211_STA_INFO_SIGNAL) |
1626                                                 BIT(NL80211_STA_INFO_RX_PACKETS) |
1627                                                 BIT(NL80211_STA_INFO_TX_PACKETS) |
1628                                                 BIT(NL80211_STA_INFO_TX_FAILED) |
1629                                                 BIT(NL80211_STA_INFO_TX_BITRATE);
1630
1631                 sinfo->signal           =  strStatistics.s8RSSI;
1632                 sinfo->rx_packets   =  strStatistics.u32RxCount;
1633                 sinfo->tx_packets   =  strStatistics.u32TxCount + strStatistics.u32TxFailureCount;
1634                 sinfo->tx_failed        =  strStatistics.u32TxFailureCount;
1635                 sinfo->txrate.legacy = strStatistics.u8LinkSpeed * 10;
1636
1637                 if ((strStatistics.u8LinkSpeed > TCP_ACK_FILTER_LINK_SPEED_THRESH) && (strStatistics.u8LinkSpeed != DEFAULT_LINK_SPEED))
1638                         Enable_TCP_ACK_Filter(true);
1639                 else if (strStatistics.u8LinkSpeed != DEFAULT_LINK_SPEED)
1640                         Enable_TCP_ACK_Filter(false);
1641
1642                 PRINT_D(CORECONFIG_DBG, "*** stats[%d][%d][%d][%d][%d]\n", sinfo->signal, sinfo->rx_packets, sinfo->tx_packets,
1643                         sinfo->tx_failed, sinfo->txrate.legacy);
1644         }
1645         return s32Error;
1646 }
1647
1648
1649 /**
1650  *  @brief      change_bss
1651  *  @details    Modify parameters for a given BSS.
1652  *  @param[in]
1653  *   -use_cts_prot: Whether to use CTS protection
1654  *          (0 = no, 1 = yes, -1 = do not change)
1655  *  -use_short_preamble: Whether the use of short preambles is allowed
1656  *          (0 = no, 1 = yes, -1 = do not change)
1657  *  -use_short_slot_time: Whether the use of short slot time is allowed
1658  *          (0 = no, 1 = yes, -1 = do not change)
1659  *  -basic_rates: basic rates in IEEE 802.11 format
1660  *          (or NULL for no change)
1661  *  -basic_rates_len: number of basic rates
1662  *  -ap_isolate: do not forward packets between connected stations
1663  *  -ht_opmode: HT Operation mode
1664  *         (u16 = opmode, -1 = do not change)
1665  *  @return     int : Return 0 on Success.
1666  *  @author     mdaftedar
1667  *  @date       01 MAR 2012
1668  *  @version    1.0
1669  */
1670 static int change_bss(struct wiphy *wiphy, struct net_device *dev,
1671                       struct bss_parameters *params)
1672 {
1673         PRINT_D(CFG80211_DBG, "Changing Bss parametrs\n");
1674         return 0;
1675 }
1676
1677 /**
1678  *  @brief      WILC_WFI_auth
1679  *  @details    Request to authenticate with the specified peer
1680  *  @param[in]
1681  *  @return     int : Return 0 on Success.
1682  *  @author     mdaftedar
1683  *  @date       01 MAR 2012
1684  *  @version    1.0
1685  */
1686 static int WILC_WFI_auth(struct wiphy *wiphy, struct net_device *dev,
1687                          struct cfg80211_auth_request *req)
1688 {
1689         PRINT_D(CFG80211_DBG, "In Authentication Function\n");
1690         return 0;
1691 }
1692
1693 /**
1694  *  @brief      WILC_WFI_assoc
1695  *  @details    Request to (re)associate with the specified peer
1696  *  @param[in]
1697  *  @return     int : Return 0 on Success.
1698  *  @author     mdaftedar
1699  *  @date       01 MAR 2012
1700  *  @version    1.0
1701  */
1702 static int WILC_WFI_assoc(struct wiphy *wiphy, struct net_device *dev,
1703                           struct cfg80211_assoc_request *req)
1704 {
1705         PRINT_D(CFG80211_DBG, "In Association Function\n");
1706         return 0;
1707 }
1708
1709 /**
1710  *  @brief      WILC_WFI_deauth
1711  *  @details    Request to deauthenticate from the specified peer
1712  *  @param[in]
1713  *  @return     int : Return 0 on Success.
1714  *  @author     mdaftedar
1715  *  @date       01 MAR 2012
1716  *  @version    1.0
1717  */
1718 static int  WILC_WFI_deauth(struct wiphy *wiphy, struct net_device *dev,
1719                             struct cfg80211_deauth_request *req, void *cookie)
1720 {
1721         PRINT_D(CFG80211_DBG, "In De-authentication Function\n");
1722         return 0;
1723 }
1724
1725 /**
1726  *  @brief      WILC_WFI_disassoc
1727  *  @details    Request to disassociate from the specified peer
1728  *  @param[in]
1729  *  @return     int : Return 0 on Success
1730  *  @author     mdaftedar
1731  *  @date       01 MAR 2012
1732  *  @version    1.0
1733  */
1734 static int  WILC_WFI_disassoc(struct wiphy *wiphy, struct net_device *dev,
1735                               struct cfg80211_disassoc_request *req, void *cookie)
1736 {
1737         PRINT_D(CFG80211_DBG, "In Disassociation Function\n");
1738         return 0;
1739 }
1740
1741 /**
1742  *  @brief      set_wiphy_params
1743  *  @details    Notify that wiphy parameters have changed;
1744  *  @param[in]   Changed bitfield (see &enum wiphy_params_flags) describes which values
1745  *                      have changed.
1746  *  @return     int : Return 0 on Success
1747  *  @author     mdaftedar
1748  *  @date       01 MAR 2012
1749  *  @version    1.0
1750  */
1751 static int set_wiphy_params(struct wiphy *wiphy, u32 changed)
1752 {
1753         s32 s32Error = 0;
1754         tstrCfgParamVal pstrCfgParamVal;
1755         struct wilc_priv *priv;
1756
1757         priv = wiphy_priv(wiphy);
1758
1759         pstrCfgParamVal.u32SetCfgFlag = 0;
1760         PRINT_D(CFG80211_DBG, "Setting Wiphy params\n");
1761
1762         if (changed & WIPHY_PARAM_RETRY_SHORT) {
1763                 PRINT_D(CFG80211_DBG, "Setting WIPHY_PARAM_RETRY_SHORT %d\n",
1764                         priv->dev->ieee80211_ptr->wiphy->retry_short);
1765                 pstrCfgParamVal.u32SetCfgFlag  |= RETRY_SHORT;
1766                 pstrCfgParamVal.short_retry_limit = priv->dev->ieee80211_ptr->wiphy->retry_short;
1767         }
1768         if (changed & WIPHY_PARAM_RETRY_LONG) {
1769
1770                 PRINT_D(CFG80211_DBG, "Setting WIPHY_PARAM_RETRY_LONG %d\n", priv->dev->ieee80211_ptr->wiphy->retry_long);
1771                 pstrCfgParamVal.u32SetCfgFlag |= RETRY_LONG;
1772                 pstrCfgParamVal.long_retry_limit = priv->dev->ieee80211_ptr->wiphy->retry_long;
1773
1774         }
1775         if (changed & WIPHY_PARAM_FRAG_THRESHOLD) {
1776                 PRINT_D(CFG80211_DBG, "Setting WIPHY_PARAM_FRAG_THRESHOLD %d\n", priv->dev->ieee80211_ptr->wiphy->frag_threshold);
1777                 pstrCfgParamVal.u32SetCfgFlag |= FRAG_THRESHOLD;
1778                 pstrCfgParamVal.frag_threshold = priv->dev->ieee80211_ptr->wiphy->frag_threshold;
1779
1780         }
1781
1782         if (changed & WIPHY_PARAM_RTS_THRESHOLD) {
1783                 PRINT_D(CFG80211_DBG, "Setting WIPHY_PARAM_RTS_THRESHOLD %d\n", priv->dev->ieee80211_ptr->wiphy->rts_threshold);
1784
1785                 pstrCfgParamVal.u32SetCfgFlag |= RTS_THRESHOLD;
1786                 pstrCfgParamVal.rts_threshold = priv->dev->ieee80211_ptr->wiphy->rts_threshold;
1787
1788         }
1789
1790         PRINT_D(CFG80211_DBG, "Setting CFG params in the host interface\n");
1791         s32Error = hif_set_cfg(priv->hWILCWFIDrv, &pstrCfgParamVal);
1792         if (s32Error)
1793                 PRINT_ER("Error in setting WIPHY PARAMS\n");
1794
1795
1796         return s32Error;
1797 }
1798
1799 /**
1800  *  @brief      WILC_WFI_set_bitrate_mask
1801  *  @details    set the bitrate mask configuration
1802  *  @param[in]
1803  *  @return     int : Return 0 on Success
1804  *  @author     mdaftedar
1805  *  @date       01 MAR 2012
1806  *  @version    1.0
1807  */
1808 static int WILC_WFI_set_bitrate_mask(struct wiphy *wiphy,
1809                                      struct net_device *dev, const u8 *peer,
1810                                      const struct cfg80211_bitrate_mask *mask)
1811 {
1812         s32 s32Error = 0;
1813
1814         PRINT_D(CFG80211_DBG, "Setting Bitrate mask function\n");
1815         return s32Error;
1816
1817 }
1818
1819 /**
1820  *  @brief      set_pmksa
1821  *  @details    Cache a PMKID for a BSSID. This is mostly useful for fullmac
1822  *                      devices running firmwares capable of generating the (re) association
1823  *                      RSN IE. It allows for faster roaming between WPA2 BSSIDs.
1824  *  @param[in]
1825  *  @return     int : Return 0 on Success
1826  *  @author     mdaftedar
1827  *  @date       01 MAR 2012
1828  *  @version    1.0
1829  */
1830 static int set_pmksa(struct wiphy *wiphy, struct net_device *netdev,
1831                      struct cfg80211_pmksa *pmksa)
1832 {
1833         u32 i;
1834         s32 s32Error = 0;
1835         u8 flag = 0;
1836
1837         struct wilc_priv *priv = wiphy_priv(wiphy);
1838
1839         PRINT_D(CFG80211_DBG, "Setting PMKSA\n");
1840
1841
1842         for (i = 0; i < priv->pmkid_list.numpmkid; i++) {
1843                 if (!memcmp(pmksa->bssid, priv->pmkid_list.pmkidlist[i].bssid,
1844                                  ETH_ALEN)) {
1845                         /*If bssid already exists and pmkid value needs to reset*/
1846                         flag = PMKID_FOUND;
1847                         PRINT_D(CFG80211_DBG, "PMKID already exists\n");
1848                         break;
1849                 }
1850         }
1851         if (i < WILC_MAX_NUM_PMKIDS) {
1852                 PRINT_D(CFG80211_DBG, "Setting PMKID in private structure\n");
1853                 memcpy(priv->pmkid_list.pmkidlist[i].bssid, pmksa->bssid,
1854                             ETH_ALEN);
1855                 memcpy(priv->pmkid_list.pmkidlist[i].pmkid, pmksa->pmkid,
1856                             PMKID_LEN);
1857                 if (!(flag == PMKID_FOUND))
1858                         priv->pmkid_list.numpmkid++;
1859         } else {
1860                 PRINT_ER("Invalid PMKID index\n");
1861                 s32Error = -EINVAL;
1862         }
1863
1864         if (!s32Error) {
1865                 PRINT_D(CFG80211_DBG, "Setting pmkid in the host interface\n");
1866                 s32Error = host_int_set_pmkid_info(priv->hWILCWFIDrv, &priv->pmkid_list);
1867         }
1868         return s32Error;
1869 }
1870
1871 /**
1872  *  @brief      del_pmksa
1873  *  @details    Delete a cached PMKID.
1874  *  @param[in]
1875  *  @return     int : Return 0 on Success
1876  *  @author     mdaftedar
1877  *  @date       01 MAR 2012
1878  *  @version    1.0
1879  */
1880 static int del_pmksa(struct wiphy *wiphy, struct net_device *netdev,
1881                      struct cfg80211_pmksa *pmksa)
1882 {
1883
1884         u32 i;
1885         u8 flag = 0;
1886         s32 s32Error = 0;
1887
1888         struct wilc_priv *priv = wiphy_priv(wiphy);
1889
1890         PRINT_D(CFG80211_DBG, "Deleting PMKSA keys\n");
1891
1892         for (i = 0; i < priv->pmkid_list.numpmkid; i++) {
1893                 if (!memcmp(pmksa->bssid, priv->pmkid_list.pmkidlist[i].bssid,
1894                                  ETH_ALEN)) {
1895                         /*If bssid is found, reset the values*/
1896                         PRINT_D(CFG80211_DBG, "Reseting PMKID values\n");
1897                         memset(&priv->pmkid_list.pmkidlist[i], 0, sizeof(tstrHostIFpmkid));
1898                         flag = PMKID_FOUND;
1899                         break;
1900                 }
1901         }
1902
1903         if (i < priv->pmkid_list.numpmkid && priv->pmkid_list.numpmkid > 0) {
1904                 for (; i < (priv->pmkid_list.numpmkid - 1); i++) {
1905                         memcpy(priv->pmkid_list.pmkidlist[i].bssid,
1906                                     priv->pmkid_list.pmkidlist[i + 1].bssid,
1907                                     ETH_ALEN);
1908                         memcpy(priv->pmkid_list.pmkidlist[i].pmkid,
1909                                     priv->pmkid_list.pmkidlist[i].pmkid,
1910                                     PMKID_LEN);
1911                 }
1912                 priv->pmkid_list.numpmkid--;
1913         } else {
1914                 s32Error = -EINVAL;
1915         }
1916
1917         return s32Error;
1918 }
1919
1920 /**
1921  *  @brief      flush_pmksa
1922  *  @details    Flush all cached PMKIDs.
1923  *  @param[in]
1924  *  @return     int : Return 0 on Success
1925  *  @author     mdaftedar
1926  *  @date       01 MAR 2012
1927  *  @version    1.0
1928  */
1929 static int flush_pmksa(struct wiphy *wiphy, struct net_device *netdev)
1930 {
1931         struct wilc_priv *priv = wiphy_priv(wiphy);
1932
1933         PRINT_D(CFG80211_DBG,  "Flushing  PMKID key values\n");
1934
1935         /*Get cashed Pmkids and set all with zeros*/
1936         memset(&priv->pmkid_list, 0, sizeof(tstrHostIFpmkidAttr));
1937
1938         return 0;
1939 }
1940
1941
1942 /**
1943  *  @brief      WILC_WFI_CfgParseRxAction
1944  *  @details Function parses the received  frames and modifies the following attributes:
1945  *                -GO Intent
1946  *                  -Channel list
1947  *                  -Operating Channel
1948  *
1949  *  @param[in] u8* Buffer, u32 length
1950  *  @return     NONE.
1951  *  @author     mdaftedar
1952  *  @date       12 DEC 2012
1953  *  @version
1954  */
1955
1956 void WILC_WFI_CfgParseRxAction(u8 *buf, u32 len)
1957 {
1958         u32 index = 0;
1959         u32 i = 0, j = 0;
1960
1961         u8 op_channel_attr_index = 0;
1962         u8 channel_list_attr_index = 0;
1963
1964         while (index < len) {
1965                 if (buf[index] == GO_INTENT_ATTR_ID) {
1966                         buf[index + 3] = (buf[index + 3]  & 0x01) | (0x00 << 1);
1967                 }
1968
1969                 if (buf[index] ==  CHANLIST_ATTR_ID)
1970                         channel_list_attr_index = index;
1971                 else if (buf[index] ==  OPERCHAN_ATTR_ID)
1972                         op_channel_attr_index = index;
1973                 index += buf[index + 1] + 3; /* ID,Length byte */
1974         }
1975
1976         if (u8WLANChannel != INVALID_CHANNEL)
1977         {
1978                 /*Modify channel list attribute*/
1979                 if (channel_list_attr_index) {
1980                         PRINT_D(GENERIC_DBG, "Modify channel list attribute\n");
1981                         for (i = channel_list_attr_index + 3; i < ((channel_list_attr_index + 3) + buf[channel_list_attr_index + 1]); i++) {
1982                                 if (buf[i] == 0x51) {
1983                                         for (j = i + 2; j < ((i + 2) + buf[i + 1]); j++) {
1984                                                 buf[j] = u8WLANChannel;
1985                                         }
1986                                         break;
1987                                 }
1988                         }
1989                 }
1990                 /*Modify operating channel attribute*/
1991                 if (op_channel_attr_index) {
1992                         PRINT_D(GENERIC_DBG, "Modify operating channel attribute\n");
1993                         buf[op_channel_attr_index + 6] = 0x51;
1994                         buf[op_channel_attr_index + 7] = u8WLANChannel;
1995                 }
1996         }
1997 }
1998
1999 /**
2000  *  @brief      WILC_WFI_CfgParseTxAction
2001  *  @details Function parses the transmitted  action frames and modifies the
2002  *               GO Intent attribute
2003  *  @param[in] u8* Buffer, u32 length, bool bOperChan, u8 iftype
2004  *  @return     NONE.
2005  *  @author     mdaftedar
2006  *  @date       12 DEC 2012
2007  *  @version
2008  */
2009 void WILC_WFI_CfgParseTxAction(u8 *buf, u32 len, bool bOperChan, u8 iftype)
2010 {
2011         u32 index = 0;
2012         u32 i = 0, j = 0;
2013
2014         u8 op_channel_attr_index = 0;
2015         u8 channel_list_attr_index = 0;
2016
2017         while (index < len) {
2018                 if (buf[index] == GO_INTENT_ATTR_ID) {
2019                         buf[index + 3] = (buf[index + 3]  & 0x01) | (0x0f << 1);
2020
2021                         break;
2022                 }
2023
2024                 if (buf[index] ==  CHANLIST_ATTR_ID)
2025                         channel_list_attr_index = index;
2026                 else if (buf[index] ==  OPERCHAN_ATTR_ID)
2027                         op_channel_attr_index = index;
2028                 index += buf[index + 1] + 3; /* ID,Length byte */
2029         }
2030
2031         if (u8WLANChannel != INVALID_CHANNEL && bOperChan)
2032         {
2033                 /*Modify channel list attribute*/
2034                 if (channel_list_attr_index) {
2035                         PRINT_D(GENERIC_DBG, "Modify channel list attribute\n");
2036                         for (i = channel_list_attr_index + 3; i < ((channel_list_attr_index + 3) + buf[channel_list_attr_index + 1]); i++) {
2037                                 if (buf[i] == 0x51) {
2038                                         for (j = i + 2; j < ((i + 2) + buf[i + 1]); j++) {
2039                                                 buf[j] = u8WLANChannel;
2040                                         }
2041                                         break;
2042                                 }
2043                         }
2044                 }
2045                 /*Modify operating channel attribute*/
2046                 if (op_channel_attr_index) {
2047                         PRINT_D(GENERIC_DBG, "Modify operating channel attribute\n");
2048                         buf[op_channel_attr_index + 6] = 0x51;
2049                         buf[op_channel_attr_index + 7] = u8WLANChannel;
2050                 }
2051         }
2052 }
2053
2054 /*  @brief                       WILC_WFI_p2p_rx
2055  *  @details
2056  *  @param[in]
2057  *
2058  *  @return             None
2059  *  @author             Mai Daftedar
2060  *  @date                       2 JUN 2013
2061  *  @version            1.0
2062  */
2063
2064 void WILC_WFI_p2p_rx (struct net_device *dev, u8 *buff, u32 size)
2065 {
2066
2067         struct wilc_priv *priv;
2068         u32 header, pkt_offset;
2069         tstrWILC_WFIDrv *pstrWFIDrv;
2070         u32 i = 0;
2071         s32 s32Freq;
2072
2073         priv = wiphy_priv(dev->ieee80211_ptr->wiphy);
2074         pstrWFIDrv = (tstrWILC_WFIDrv *)priv->hWILCWFIDrv;
2075
2076         /* Get WILC header */
2077         memcpy(&header, (buff - HOST_HDR_OFFSET), HOST_HDR_OFFSET);
2078
2079         /* The packet offset field conain info about what type of managment frame */
2080         /* we are dealing with and ack status */
2081         pkt_offset = GET_PKT_OFFSET(header);
2082
2083         if (pkt_offset & IS_MANAGMEMENT_CALLBACK) {
2084                 if (buff[FRAME_TYPE_ID] == IEEE80211_STYPE_PROBE_RESP) {
2085                         PRINT_D(GENERIC_DBG, "Probe response ACK\n");
2086                         cfg80211_mgmt_tx_status(priv->wdev, priv->u64tx_cookie, buff, size, true, GFP_KERNEL);
2087                         return;
2088                 } else {
2089                         if (pkt_offset & IS_MGMT_STATUS_SUCCES) {
2090                                 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],
2091                                         buff[ACTION_SUBTYPE_ID + 1], buff[P2P_PUB_ACTION_SUBTYPE + 1]);
2092                                 cfg80211_mgmt_tx_status(priv->wdev, priv->u64tx_cookie, buff, size, true, GFP_KERNEL);
2093                         } else {
2094                                 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],
2095                                         buff[ACTION_SUBTYPE_ID + 1], buff[P2P_PUB_ACTION_SUBTYPE + 1]);
2096                                 cfg80211_mgmt_tx_status(priv->wdev, priv->u64tx_cookie, buff, size, false, GFP_KERNEL);
2097                         }
2098                         return;
2099                 }
2100         } else {
2101
2102                 PRINT_D(GENERIC_DBG, "Rx Frame Type:%x\n", buff[FRAME_TYPE_ID]);
2103
2104                 /*Upper layer is informed that the frame is received on this freq*/
2105                 s32Freq = ieee80211_channel_to_frequency(u8CurrChannel, IEEE80211_BAND_2GHZ);
2106
2107                 if (ieee80211_is_action(buff[FRAME_TYPE_ID])) {
2108                         PRINT_D(GENERIC_DBG, "Rx Action Frame Type: %x %x\n", buff[ACTION_SUBTYPE_ID], buff[P2P_PUB_ACTION_SUBTYPE]);
2109
2110                         if (priv->bCfgScanning == true && time_after_eq(jiffies, (unsigned long)pstrWFIDrv->u64P2p_MgmtTimeout)) {
2111                                 PRINT_D(GENERIC_DBG, "Receiving action frames from wrong channels\n");
2112                                 return;
2113                         }
2114                         if (buff[ACTION_CAT_ID] == PUB_ACTION_ATTR_ID) {
2115
2116                                 switch (buff[ACTION_SUBTYPE_ID]) {
2117                                 case GAS_INTIAL_REQ:
2118                                         PRINT_D(GENERIC_DBG, "GAS INITIAL REQ %x\n", buff[ACTION_SUBTYPE_ID]);
2119                                         break;
2120
2121                                 case GAS_INTIAL_RSP:
2122                                         PRINT_D(GENERIC_DBG, "GAS INITIAL RSP %x\n", buff[ACTION_SUBTYPE_ID]);
2123                                         break;
2124
2125                                 case PUBLIC_ACT_VENDORSPEC:
2126                                         /*Now we have a public action vendor specific action frame, check if its a p2p public action frame
2127                                          * based on the standard its should have the p2p_oui attribute with the following values 50 6f 9A 09*/
2128                                         if (!memcmp(u8P2P_oui, &buff[ACTION_SUBTYPE_ID + 1], 4)) {
2129                                                 if ((buff[P2P_PUB_ACTION_SUBTYPE] == GO_NEG_REQ || buff[P2P_PUB_ACTION_SUBTYPE] == GO_NEG_RSP)) {
2130                                                         if (!bWilc_ie) {
2131                                                                 for (i = P2P_PUB_ACTION_SUBTYPE; i < size; i++) {
2132                                                                         if (!memcmp(u8P2P_vendorspec, &buff[i], 6)) {
2133                                                                                 u8P2Precvrandom = buff[i + 6];
2134                                                                                 bWilc_ie = true;
2135                                                                                 PRINT_D(GENERIC_DBG, "WILC Vendor specific IE:%02x\n", u8P2Precvrandom);
2136                                                                                 break;
2137                                                                         }
2138                                                                 }
2139                                                         }
2140                                                 }
2141                                                 if (u8P2Plocalrandom > u8P2Precvrandom) {
2142                                                         if ((buff[P2P_PUB_ACTION_SUBTYPE] == GO_NEG_REQ || buff[P2P_PUB_ACTION_SUBTYPE] == GO_NEG_RSP
2143                                                               || buff[P2P_PUB_ACTION_SUBTYPE] == P2P_INV_REQ || buff[P2P_PUB_ACTION_SUBTYPE] == P2P_INV_RSP)) {
2144                                                                 for (i = P2P_PUB_ACTION_SUBTYPE + 2; i < size; i++) {
2145                                                                         if (buff[i] == P2PELEM_ATTR_ID && !(memcmp(u8P2P_oui, &buff[i + 2], 4))) {
2146                                                                                 WILC_WFI_CfgParseRxAction(&buff[i + 6], size - (i + 6));
2147                                                                                 break;
2148                                                                         }
2149                                                                 }
2150                                                         }
2151                                                 } else
2152                                                         PRINT_D(GENERIC_DBG, "PEER WILL BE GO LocaRand=%02x RecvRand %02x\n", u8P2Plocalrandom, u8P2Precvrandom);
2153                                         }
2154
2155
2156                                         if ((buff[P2P_PUB_ACTION_SUBTYPE] == GO_NEG_REQ || buff[P2P_PUB_ACTION_SUBTYPE] == GO_NEG_RSP) && (bWilc_ie))   {
2157                                                 PRINT_D(GENERIC_DBG, "Sending P2P to host without extra elemnt\n");
2158                                                 /* extra attribute for sig_dbm: signal strength in mBm, or 0 if unknown */
2159                                                 cfg80211_rx_mgmt(priv->wdev, s32Freq, 0, buff, size - 7, 0);
2160                                                 return;
2161                                         }
2162                                         break;
2163
2164                                 default:
2165                                         PRINT_D(GENERIC_DBG, "NOT HANDLED PUBLIC ACTION FRAME TYPE:%x\n", buff[ACTION_SUBTYPE_ID]);
2166                                         break;
2167                                 }
2168                         }
2169                 }
2170
2171                 cfg80211_rx_mgmt(priv->wdev, s32Freq, 0, buff, size - 7, 0);
2172         }
2173 }
2174
2175 /**
2176  *  @brief                      WILC_WFI_mgmt_tx_complete
2177  *  @details            Returns result of writing mgmt frame to VMM (Tx buffers are freed here)
2178  *  @param[in]          priv
2179  *                              transmitting status
2180  *  @return             None
2181  *  @author             Amr Abdelmoghny
2182  *  @date                       20 MAY 2013
2183  *  @version            1.0
2184  */
2185 static void WILC_WFI_mgmt_tx_complete(void *priv, int status)
2186 {
2187         struct p2p_mgmt_data *pv_data = (struct p2p_mgmt_data *)priv;
2188
2189
2190         kfree(pv_data->buff);
2191         kfree(pv_data);
2192 }
2193
2194 /**
2195  * @brief               WILC_WFI_RemainOnChannelReady
2196  *  @details    Callback function, called from handle_remain_on_channel on being ready on channel
2197  *  @param
2198  *  @return     none
2199  *  @author     Amr abdelmoghny
2200  *  @date               9 JUNE 2013
2201  *  @version
2202  */
2203
2204 static void WILC_WFI_RemainOnChannelReady(void *pUserVoid)
2205 {
2206         struct wilc_priv *priv;
2207
2208         priv = (struct wilc_priv *)pUserVoid;
2209
2210         PRINT_D(HOSTINF_DBG, "Remain on channel ready\n");
2211
2212         priv->bInP2PlistenState = true;
2213
2214         cfg80211_ready_on_channel(priv->wdev,
2215                                   priv->strRemainOnChanParams.u64ListenCookie,
2216                                   priv->strRemainOnChanParams.pstrListenChan,
2217                                   priv->strRemainOnChanParams.u32ListenDuration,
2218                                   GFP_KERNEL);
2219 }
2220
2221 /**
2222  * @brief               WILC_WFI_RemainOnChannelExpired
2223  *  @details    Callback function, called on expiration of remain-on-channel duration
2224  *  @param
2225  *  @return     none
2226  *  @author     Amr abdelmoghny
2227  *  @date               15 MAY 2013
2228  *  @version
2229  */
2230
2231 static void WILC_WFI_RemainOnChannelExpired(void *pUserVoid, u32 u32SessionID)
2232 {
2233         struct wilc_priv *priv;
2234
2235         priv = (struct wilc_priv *)pUserVoid;
2236
2237         if (u32SessionID == priv->strRemainOnChanParams.u32ListenSessionID) {
2238                 PRINT_D(GENERIC_DBG, "Remain on channel expired\n");
2239
2240                 priv->bInP2PlistenState = false;
2241
2242                 /*Inform wpas of remain-on-channel expiration*/
2243                 cfg80211_remain_on_channel_expired(priv->wdev,
2244                                                    priv->strRemainOnChanParams.u64ListenCookie,
2245                                                    priv->strRemainOnChanParams.pstrListenChan,
2246                                                    GFP_KERNEL);
2247         } else {
2248                 PRINT_D(GENERIC_DBG, "Received ID 0x%x Expected ID 0x%x (No match)\n", u32SessionID
2249                         , priv->strRemainOnChanParams.u32ListenSessionID);
2250         }
2251 }
2252
2253
2254 /**
2255  *  @brief      remain_on_channel
2256  *  @details    Request the driver to remain awake on the specified
2257  *                      channel for the specified duration to complete an off-channel
2258  *                      operation (e.g., public action frame exchange). When the driver is
2259  *                      ready on the requested channel, it must indicate this with an event
2260  *                      notification by calling cfg80211_ready_on_channel().
2261  *  @param[in]
2262  *  @return     int : Return 0 on Success
2263  *  @author     mdaftedar
2264  *  @date       01 MAR 2012
2265  *  @version    1.0
2266  */
2267 static int remain_on_channel(struct wiphy *wiphy,
2268                              struct wireless_dev *wdev,
2269                              struct ieee80211_channel *chan,
2270                              unsigned int duration, u64 *cookie)
2271 {
2272         s32 s32Error = 0;
2273         struct wilc_priv *priv;
2274
2275         priv = wiphy_priv(wiphy);
2276
2277         PRINT_D(GENERIC_DBG, "Remaining on channel %d\n", chan->hw_value);
2278
2279
2280         if (wdev->iftype == NL80211_IFTYPE_AP) {
2281                 PRINT_D(GENERIC_DBG, "Required remain-on-channel while in AP mode");
2282                 return s32Error;
2283         }
2284
2285         u8CurrChannel = chan->hw_value;
2286
2287         /*Setting params needed by WILC_WFI_RemainOnChannelExpired()*/
2288         priv->strRemainOnChanParams.pstrListenChan = chan;
2289         priv->strRemainOnChanParams.u64ListenCookie = *cookie;
2290         priv->strRemainOnChanParams.u32ListenDuration = duration;
2291         priv->strRemainOnChanParams.u32ListenSessionID++;
2292
2293         s32Error = host_int_remain_on_channel(priv->hWILCWFIDrv
2294                                               , priv->strRemainOnChanParams.u32ListenSessionID
2295                                               , duration
2296                                               , chan->hw_value
2297                                               , WILC_WFI_RemainOnChannelExpired
2298                                               , WILC_WFI_RemainOnChannelReady
2299                                               , (void *)priv);
2300
2301         return s32Error;
2302 }
2303
2304 /**
2305  *  @brief      cancel_remain_on_channel
2306  *  @details    Cancel an on-going remain-on-channel operation.
2307  *                      This allows the operation to be terminated prior to timeout based on
2308  *                      the duration value.
2309  *  @param[in]   struct wiphy *wiphy,
2310  *  @param[in]  struct net_device *dev
2311  *  @param[in]  u64 cookie,
2312  *  @return     int : Return 0 on Success
2313  *  @author     mdaftedar
2314  *  @date       01 MAR 2012
2315  *  @version    1.0
2316  */
2317 static int cancel_remain_on_channel(struct wiphy *wiphy,
2318                                     struct wireless_dev *wdev,
2319                                     u64 cookie)
2320 {
2321         s32 s32Error = 0;
2322         struct wilc_priv *priv;
2323
2324         priv = wiphy_priv(wiphy);
2325
2326         PRINT_D(CFG80211_DBG, "Cancel remain on channel\n");
2327
2328         s32Error = host_int_ListenStateExpired(priv->hWILCWFIDrv, priv->strRemainOnChanParams.u32ListenSessionID);
2329         return s32Error;
2330 }
2331 /**
2332  *  @brief       WILC_WFI_add_wilcvendorspec
2333  *  @details    Adding WILC information elemet to allow two WILC devices to
2334  *                              identify each other and connect
2335  *  @param[in]   u8 * buf
2336  *  @return     void
2337  *  @author     mdaftedar
2338  *  @date       01 JAN 2014
2339  *  @version    1.0
2340  */
2341 void WILC_WFI_add_wilcvendorspec(u8 *buff)
2342 {
2343         memcpy(buff, u8P2P_vendorspec, sizeof(u8P2P_vendorspec));
2344 }
2345 /**
2346  *  @brief      WILC_WFI_mgmt_tx_frame
2347  *  @details
2348  *
2349  *  @param[in]
2350  *  @return     NONE.
2351  *  @author     mdaftedar
2352  *  @date       01 JUL 2012
2353  *  @version
2354  */
2355 extern linux_wlan_t *g_linux_wlan;
2356 extern bool bEnablePS;
2357 int mgmt_tx(struct wiphy *wiphy,
2358             struct wireless_dev *wdev,
2359             struct cfg80211_mgmt_tx_params *params,
2360             u64 *cookie)
2361 {
2362         struct ieee80211_channel *chan = params->chan;
2363         unsigned int wait = params->wait;
2364         const u8 *buf = params->buf;
2365         size_t len = params->len;
2366         const struct ieee80211_mgmt *mgmt;
2367         struct p2p_mgmt_data *mgmt_tx;
2368         struct wilc_priv *priv;
2369         s32 s32Error = 0;
2370         tstrWILC_WFIDrv *pstrWFIDrv;
2371         u32 i;
2372         perInterface_wlan_t *nic;
2373         u32 buf_len = len + sizeof(u8P2P_vendorspec) + sizeof(u8P2Plocalrandom);
2374
2375         nic = netdev_priv(wdev->netdev);
2376         priv = wiphy_priv(wiphy);
2377         pstrWFIDrv = (tstrWILC_WFIDrv *)priv->hWILCWFIDrv;
2378
2379         *cookie = (unsigned long)buf;
2380         priv->u64tx_cookie = *cookie;
2381         mgmt = (const struct ieee80211_mgmt *) buf;
2382
2383         if (ieee80211_is_mgmt(mgmt->frame_control)) {
2384
2385                 /*mgmt frame allocation*/
2386                 mgmt_tx = kmalloc(sizeof(struct p2p_mgmt_data), GFP_KERNEL);
2387                 if (mgmt_tx == NULL) {
2388                         PRINT_ER("Failed to allocate memory for mgmt_tx structure\n");
2389                         return -EFAULT;
2390                 }
2391                 mgmt_tx->buff = kmalloc(buf_len, GFP_KERNEL);
2392                 if (mgmt_tx->buff == NULL) {
2393                         PRINT_ER("Failed to allocate memory for mgmt_tx buff\n");
2394                         kfree(mgmt_tx);
2395                         return -EFAULT;
2396                 }
2397                 memcpy(mgmt_tx->buff, buf, len);
2398                 mgmt_tx->size = len;
2399
2400
2401                 if (ieee80211_is_probe_resp(mgmt->frame_control)) {
2402                         PRINT_D(GENERIC_DBG, "TX: Probe Response\n");
2403                         PRINT_D(GENERIC_DBG, "Setting channel: %d\n", chan->hw_value);
2404                         host_int_set_mac_chnl_num(priv->hWILCWFIDrv, chan->hw_value);
2405                         /*Save the current channel after we tune to it*/
2406                         u8CurrChannel = chan->hw_value;
2407                 } else if (ieee80211_is_action(mgmt->frame_control))   {
2408                         PRINT_D(GENERIC_DBG, "ACTION FRAME:%x\n", (u16)mgmt->frame_control);
2409
2410
2411                         if (buf[ACTION_CAT_ID] == PUB_ACTION_ATTR_ID) {
2412                                 /*Only set the channel, if not a negotiation confirmation frame
2413                                  * (If Negotiation confirmation frame, force it
2414                                  * to be transmitted on the same negotiation channel)*/
2415
2416                                 if (buf[ACTION_SUBTYPE_ID] != PUBLIC_ACT_VENDORSPEC ||
2417                                     buf[P2P_PUB_ACTION_SUBTYPE] != GO_NEG_CONF) {
2418                                         PRINT_D(GENERIC_DBG, "Setting channel: %d\n", chan->hw_value);
2419                                         host_int_set_mac_chnl_num(priv->hWILCWFIDrv, chan->hw_value);
2420                                         /*Save the current channel after we tune to it*/
2421                                         u8CurrChannel = chan->hw_value;
2422                                 }
2423                                 switch (buf[ACTION_SUBTYPE_ID]) {
2424                                 case GAS_INTIAL_REQ:
2425                                 {
2426                                         PRINT_D(GENERIC_DBG, "GAS INITIAL REQ %x\n", buf[ACTION_SUBTYPE_ID]);
2427                                         break;
2428                                 }
2429
2430                                 case GAS_INTIAL_RSP:
2431                                 {
2432                                         PRINT_D(GENERIC_DBG, "GAS INITIAL RSP %x\n", buf[ACTION_SUBTYPE_ID]);
2433                                         break;
2434                                 }
2435
2436                                 case PUBLIC_ACT_VENDORSPEC:
2437                                 {
2438                                         /*Now we have a public action vendor specific action frame, check if its a p2p public action frame
2439                                          * based on the standard its should have the p2p_oui attribute with the following values 50 6f 9A 09*/
2440                                         if (!memcmp(u8P2P_oui, &buf[ACTION_SUBTYPE_ID + 1], 4)) {
2441                                                 /*For the connection of two WILC's connection generate a rand number to determine who will be a GO*/
2442                                                 if ((buf[P2P_PUB_ACTION_SUBTYPE] == GO_NEG_REQ || buf[P2P_PUB_ACTION_SUBTYPE] == GO_NEG_RSP)) {
2443                                                         if (u8P2Plocalrandom == 1 && u8P2Precvrandom < u8P2Plocalrandom) {
2444                                                                 get_random_bytes(&u8P2Plocalrandom, 1);
2445                                                                 /*Increment the number to prevent if its 0*/
2446                                                                 u8P2Plocalrandom++;
2447                                                         }
2448                                                 }
2449
2450                                                 if ((buf[P2P_PUB_ACTION_SUBTYPE] == GO_NEG_REQ || buf[P2P_PUB_ACTION_SUBTYPE] == GO_NEG_RSP
2451                                                       || buf[P2P_PUB_ACTION_SUBTYPE] == P2P_INV_REQ || buf[P2P_PUB_ACTION_SUBTYPE] == P2P_INV_RSP)) {
2452                                                         if (u8P2Plocalrandom > u8P2Precvrandom) {
2453                                                                 PRINT_D(GENERIC_DBG, "LOCAL WILL BE GO LocaRand=%02x RecvRand %02x\n", u8P2Plocalrandom, u8P2Precvrandom);
2454
2455                                                                 /*Search for the p2p information information element , after the Public action subtype theres a byte for teh dialog token, skip that*/
2456                                                                 for (i = P2P_PUB_ACTION_SUBTYPE + 2; i < len; i++) {
2457                                                                         if (buf[i] == P2PELEM_ATTR_ID && !(memcmp(u8P2P_oui, &buf[i + 2], 4))) {
2458                                                                                 if (buf[P2P_PUB_ACTION_SUBTYPE] == P2P_INV_REQ || buf[P2P_PUB_ACTION_SUBTYPE] == P2P_INV_RSP)
2459                                                                                         WILC_WFI_CfgParseTxAction(&mgmt_tx->buff[i + 6], len - (i + 6), true, nic->iftype);
2460
2461                                                                                 /*If using supplicant go intent, no need at all*/
2462                                                                                 /*to parse transmitted negotiation frames*/
2463                                                                                 else
2464                                                                                         WILC_WFI_CfgParseTxAction(&mgmt_tx->buff[i + 6], len - (i + 6), false, nic->iftype);
2465                                                                                 break;
2466                                                                         }
2467                                                                 }
2468
2469                                                                 if (buf[P2P_PUB_ACTION_SUBTYPE] != P2P_INV_REQ && buf[P2P_PUB_ACTION_SUBTYPE] != P2P_INV_RSP) {
2470                                                                         WILC_WFI_add_wilcvendorspec(&mgmt_tx->buff[len]);
2471                                                                         mgmt_tx->buff[len + sizeof(u8P2P_vendorspec)] = u8P2Plocalrandom;
2472                                                                         mgmt_tx->size = buf_len;
2473                                                                 }
2474                                                         } else
2475                                                                 PRINT_D(GENERIC_DBG, "PEER WILL BE GO LocaRand=%02x RecvRand %02x\n", u8P2Plocalrandom, u8P2Precvrandom);
2476                                                 }
2477
2478                                         } else {
2479                                                 PRINT_D(GENERIC_DBG, "Not a P2P public action frame\n");
2480                                         }
2481
2482                                         break;
2483                                 }
2484
2485                                 default:
2486                                 {
2487                                         PRINT_D(GENERIC_DBG, "NOT HANDLED PUBLIC ACTION FRAME TYPE:%x\n", buf[ACTION_SUBTYPE_ID]);
2488                                         break;
2489                                 }
2490                                 }
2491
2492                         }
2493
2494                         PRINT_D(GENERIC_DBG, "TX: ACTION FRAME Type:%x : Chan:%d\n", buf[ACTION_SUBTYPE_ID], chan->hw_value);
2495                         pstrWFIDrv->u64P2p_MgmtTimeout = (jiffies + msecs_to_jiffies(wait));
2496
2497                         PRINT_D(GENERIC_DBG, "Current Jiffies: %lu Timeout:%llu\n", jiffies, pstrWFIDrv->u64P2p_MgmtTimeout);
2498
2499                 }
2500
2501                 g_linux_wlan->oup.wlan_add_mgmt_to_tx_que(mgmt_tx, mgmt_tx->buff, mgmt_tx->size, WILC_WFI_mgmt_tx_complete);
2502         } else {
2503                 PRINT_D(GENERIC_DBG, "This function transmits only management frames\n");
2504         }
2505         return s32Error;
2506 }
2507
2508 int mgmt_tx_cancel_wait(struct wiphy *wiphy,
2509                         struct wireless_dev *wdev,
2510                         u64 cookie)
2511 {
2512         struct wilc_priv *priv;
2513         tstrWILC_WFIDrv *pstrWFIDrv;
2514
2515         priv = wiphy_priv(wiphy);
2516         pstrWFIDrv = (tstrWILC_WFIDrv *)priv->hWILCWFIDrv;
2517
2518
2519         PRINT_D(GENERIC_DBG, "Tx Cancel wait :%lu\n", jiffies);
2520         pstrWFIDrv->u64P2p_MgmtTimeout = jiffies;
2521
2522         if (priv->bInP2PlistenState == false) {
2523                 cfg80211_remain_on_channel_expired(priv->wdev,
2524                                                    priv->strRemainOnChanParams.u64ListenCookie,
2525                                                    priv->strRemainOnChanParams.pstrListenChan,
2526                                                    GFP_KERNEL);
2527         }
2528
2529         return 0;
2530 }
2531
2532 /**
2533  *  @brief      wilc_mgmt_frame_register
2534  *  @details Notify driver that a management frame type was
2535  *              registered. Note that this callback may not sleep, and cannot run
2536  *                      concurrently with itself.
2537  *  @param[in]
2538  *  @return     NONE.
2539  *  @author     mdaftedar
2540  *  @date       01 JUL 2012
2541  *  @version
2542  */
2543 void wilc_mgmt_frame_register(struct wiphy *wiphy, struct wireless_dev *wdev,
2544                               u16 frame_type, bool reg)
2545 {
2546
2547         struct wilc_priv *priv;
2548         perInterface_wlan_t *nic;
2549
2550
2551         priv = wiphy_priv(wiphy);
2552         nic = netdev_priv(priv->wdev->netdev);
2553
2554
2555
2556         if (!frame_type)
2557                 return;
2558
2559         PRINT_D(GENERIC_DBG, "Frame registering Frame Type: %x: Boolean: %d\n", frame_type, reg);
2560         switch (frame_type) {
2561         case PROBE_REQ:
2562         {
2563                 nic->g_struct_frame_reg[0].frame_type = frame_type;
2564                 nic->g_struct_frame_reg[0].reg = reg;
2565         }
2566         break;
2567
2568         case ACTION:
2569         {
2570                 nic->g_struct_frame_reg[1].frame_type = frame_type;
2571                 nic->g_struct_frame_reg[1].reg = reg;
2572         }
2573         break;
2574
2575         default:
2576         {
2577                 break;
2578         }
2579
2580         }
2581         /*If mac is closed, then return*/
2582         if (!g_linux_wlan->wilc1000_initialized) {
2583                 PRINT_D(GENERIC_DBG, "Return since mac is closed\n");
2584                 return;
2585         }
2586         host_int_frame_register(priv->hWILCWFIDrv, frame_type, reg);
2587
2588
2589 }
2590
2591 /**
2592  *  @brief      set_cqm_rssi_config
2593  *  @details    Configure connection quality monitor RSSI threshold.
2594  *  @param[in]   struct wiphy *wiphy:
2595  *  @param[in]  struct net_device *dev:
2596  *  @param[in]          s32 rssi_thold:
2597  *  @param[in]  u32 rssi_hyst:
2598  *  @return     int : Return 0 on Success
2599  *  @author     mdaftedar
2600  *  @date       01 MAR 2012
2601  *  @version    1.0
2602  */
2603 static int set_cqm_rssi_config(struct wiphy *wiphy, struct net_device *dev,
2604                                s32 rssi_thold, u32 rssi_hyst)
2605 {
2606         PRINT_D(CFG80211_DBG, "Setting CQM RSSi Function\n");
2607         return 0;
2608
2609 }
2610 /**
2611  *  @brief      dump_station
2612  *  @details    Configure connection quality monitor RSSI threshold.
2613  *  @param[in]   struct wiphy *wiphy:
2614  *  @param[in]  struct net_device *dev
2615  *  @param[in]          int idx
2616  *  @param[in]  u8 *mac
2617  *  @param[in]  struct station_info *sinfo
2618  *  @return     int : Return 0 on Success
2619  *  @author     mdaftedar
2620  *  @date       01 MAR 2012
2621  *  @version    1.0
2622  */
2623 static int dump_station(struct wiphy *wiphy, struct net_device *dev,
2624                         int idx, u8 *mac, struct station_info *sinfo)
2625 {
2626         struct wilc_priv *priv;
2627
2628         PRINT_D(CFG80211_DBG, "Dumping station information\n");
2629
2630         if (idx != 0)
2631                 return -ENOENT;
2632
2633         priv = wiphy_priv(wiphy);
2634
2635         sinfo->filled |= BIT(NL80211_STA_INFO_SIGNAL);
2636
2637         host_int_get_rssi(priv->hWILCWFIDrv, &(sinfo->signal));
2638
2639         return 0;
2640
2641 }
2642
2643
2644 /**
2645  *  @brief      set_power_mgmt
2646  *  @details
2647  *  @param[in]
2648  *  @return     int : Return 0 on Success.
2649  *  @author     mdaftedar
2650  *  @date       01 JUL 2012
2651  *  @version    1.0
2652  */
2653 static int set_power_mgmt(struct wiphy *wiphy, struct net_device *dev,
2654                           bool enabled, int timeout)
2655 {
2656         struct wilc_priv *priv;
2657
2658         PRINT_D(CFG80211_DBG, " Power save Enabled= %d , TimeOut = %d\n", enabled, timeout);
2659
2660         if (wiphy == NULL)
2661                 return -ENOENT;
2662
2663         priv = wiphy_priv(wiphy);
2664         if (priv->hWILCWFIDrv == NULL) {
2665                 PRINT_ER("Driver is NULL\n");
2666                 return -EIO;
2667         }
2668
2669         if (bEnablePS)
2670                 host_int_set_power_mgmt(priv->hWILCWFIDrv, enabled, timeout);
2671
2672
2673         return 0;
2674
2675 }
2676
2677 /**
2678  *  @brief      change_virtual_intf
2679  *  @details    Change type/configuration of virtual interface,
2680  *                      keep the struct wireless_dev's iftype updated.
2681  *  @param[in]   NONE
2682  *  @return     int : Return 0 on Success.
2683  *  @author     mdaftedar
2684  *  @date       01 MAR 2012
2685  *  @version    1.0
2686  */
2687 void wilc1000_wlan_deinit(linux_wlan_t *nic);
2688 int wilc1000_wlan_init(struct net_device *dev, perInterface_wlan_t *p_nic);
2689
2690 static int change_virtual_intf(struct wiphy *wiphy, struct net_device *dev,
2691                                enum nl80211_iftype type, u32 *flags, struct vif_params *params)
2692 {
2693         s32 s32Error = 0;
2694         struct wilc_priv *priv;
2695         perInterface_wlan_t *nic;
2696         u8 interface_type;
2697         u16 TID = 0;
2698         u8 i;
2699
2700         nic = netdev_priv(dev);
2701         priv = wiphy_priv(wiphy);
2702
2703         PRINT_D(HOSTAPD_DBG, "In Change virtual interface function\n");
2704         PRINT_D(HOSTAPD_DBG, "Wireless interface name =%s\n", dev->name);
2705         u8P2Plocalrandom = 0x01;
2706         u8P2Precvrandom = 0x00;
2707
2708         bWilc_ie = false;
2709
2710         #ifdef DISABLE_PWRSAVE_AND_SCAN_DURING_IP
2711         g_obtainingIP = false;
2712         del_timer(&hDuringIpTimer);
2713         PRINT_D(GENERIC_DBG, "Changing virtual interface, enable scan\n");
2714         #endif
2715         /*Set WILC_CHANGING_VIR_IF register to disallow adding futrue keys to CE H/W*/
2716         if (g_ptk_keys_saved && g_gtk_keys_saved) {
2717                 Set_machw_change_vir_if(true);
2718         }
2719
2720         switch (type) {
2721         case NL80211_IFTYPE_STATION:
2722                 connecting = 0;
2723                 PRINT_D(HOSTAPD_DBG, "Interface type = NL80211_IFTYPE_STATION\n");
2724
2725                 /* send delba over wlan interface */
2726
2727
2728                 dev->ieee80211_ptr->iftype = type;
2729                 priv->wdev->iftype = type;
2730                 nic->monitor_flag = 0;
2731                 nic->iftype = STATION_MODE;
2732
2733                 /*Remove the enteries of the previously connected clients*/
2734                 memset(priv->assoc_stainfo.au8Sta_AssociatedBss, 0, MAX_NUM_STA * ETH_ALEN);
2735                 interface_type = nic->iftype;
2736                 nic->iftype = STATION_MODE;
2737
2738                 if (g_linux_wlan->wilc1000_initialized) {
2739                         host_int_del_All_Rx_BASession(priv->hWILCWFIDrv, g_linux_wlan->strInterfaceInfo[0].aBSSID, TID);
2740                         /* ensure that the message Q is empty */
2741                         host_int_wait_msg_queue_idle();
2742
2743                         /*Eliminate host interface blocking state*/
2744                         up(&g_linux_wlan->cfg_event);
2745
2746                         wilc1000_wlan_deinit(g_linux_wlan);
2747                         wilc1000_wlan_init(dev, nic);
2748                         g_wilc_initialized = 1;
2749                         nic->iftype = interface_type;
2750
2751                         /*Setting interface 1 drv handler and mac address in newly downloaded FW*/
2752                         host_int_set_wfi_drv_handler(g_linux_wlan->strInterfaceInfo[0].drvHandler);
2753                         host_int_set_MacAddress(g_linux_wlan->strInterfaceInfo[0].drvHandler,
2754                                                 g_linux_wlan->strInterfaceInfo[0].aSrcAddress);
2755                         host_int_set_operation_mode(priv->hWILCWFIDrv, STATION_MODE);
2756
2757                         /*Add saved WEP keys, if any*/
2758                         if (g_wep_keys_saved) {
2759                                 host_int_set_WEPDefaultKeyID(g_linux_wlan->strInterfaceInfo[0].drvHandler,
2760                                                              g_key_wep_params.key_idx);
2761                                 host_int_add_wep_key_bss_sta(g_linux_wlan->strInterfaceInfo[0].drvHandler,
2762                                                              g_key_wep_params.key,
2763                                                              g_key_wep_params.key_len,
2764                                                              g_key_wep_params.key_idx);
2765                         }
2766
2767                         /*No matter the driver handler passed here, it will be overwriiten*/
2768                         /*in Handle_FlushConnect() with gu8FlushedJoinReqDrvHandler*/
2769                         host_int_flush_join_req(priv->hWILCWFIDrv);
2770
2771                         /*Add saved PTK and GTK keys, if any*/
2772                         if (g_ptk_keys_saved && g_gtk_keys_saved) {
2773                                 PRINT_D(CFG80211_DBG, "ptk %x %x %x\n", g_key_ptk_params.key[0],
2774                                         g_key_ptk_params.key[1],
2775                                         g_key_ptk_params.key[2]);
2776                                 PRINT_D(CFG80211_DBG, "gtk %x %x %x\n", g_key_gtk_params.key[0],
2777                                         g_key_gtk_params.key[1],
2778                                         g_key_gtk_params.key[2]);
2779                                 add_key(g_linux_wlan->strInterfaceInfo[0].wilc_netdev->ieee80211_ptr->wiphy,
2780                                         g_linux_wlan->strInterfaceInfo[0].wilc_netdev,
2781                                         g_add_ptk_key_params.key_idx,
2782                                         g_add_ptk_key_params.pairwise,
2783                                         g_add_ptk_key_params.mac_addr,
2784                                         (struct key_params *)(&g_key_ptk_params));
2785
2786                                 add_key(g_linux_wlan->strInterfaceInfo[0].wilc_netdev->ieee80211_ptr->wiphy,
2787                                         g_linux_wlan->strInterfaceInfo[0].wilc_netdev,
2788                                         g_add_gtk_key_params.key_idx,
2789                                         g_add_gtk_key_params.pairwise,
2790                                         g_add_gtk_key_params.mac_addr,
2791                                         (struct key_params *)(&g_key_gtk_params));
2792                         }
2793
2794                         if (g_linux_wlan->wilc1000_initialized) {
2795                                 for (i = 0; i < num_reg_frame; i++) {
2796                                         PRINT_D(INIT_DBG, "Frame registering Type: %x - Reg: %d\n", nic->g_struct_frame_reg[i].frame_type,
2797                                                 nic->g_struct_frame_reg[i].reg);
2798                                         host_int_frame_register(priv->hWILCWFIDrv,
2799                                                                 nic->g_struct_frame_reg[i].frame_type,
2800                                                                 nic->g_struct_frame_reg[i].reg);
2801                                 }
2802                         }
2803
2804                         bEnablePS = true;
2805                         host_int_set_power_mgmt(priv->hWILCWFIDrv, 1, 0);
2806                 }
2807                 break;
2808
2809         case NL80211_IFTYPE_P2P_CLIENT:
2810                 bEnablePS = false;
2811                 host_int_set_power_mgmt(priv->hWILCWFIDrv, 0, 0);
2812                 connecting = 0;
2813                 PRINT_D(HOSTAPD_DBG, "Interface type = NL80211_IFTYPE_P2P_CLIENT\n");
2814
2815                 host_int_del_All_Rx_BASession(priv->hWILCWFIDrv, g_linux_wlan->strInterfaceInfo[0].aBSSID, TID);
2816
2817                 dev->ieee80211_ptr->iftype = type;
2818                 priv->wdev->iftype = type;
2819                 nic->monitor_flag = 0;
2820
2821                 PRINT_D(HOSTAPD_DBG, "Downloading P2P_CONCURRENCY_FIRMWARE\n");
2822                 nic->iftype = CLIENT_MODE;
2823
2824
2825                 if (g_linux_wlan->wilc1000_initialized) {
2826                         /* ensure that the message Q is empty */
2827                         host_int_wait_msg_queue_idle();
2828
2829                         wilc1000_wlan_deinit(g_linux_wlan);
2830                         wilc1000_wlan_init(dev, nic);
2831                         g_wilc_initialized = 1;
2832
2833                         host_int_set_wfi_drv_handler(g_linux_wlan->strInterfaceInfo[0].drvHandler);
2834                         host_int_set_MacAddress(g_linux_wlan->strInterfaceInfo[0].drvHandler,
2835                                                 g_linux_wlan->strInterfaceInfo[0].aSrcAddress);
2836                         host_int_set_operation_mode(priv->hWILCWFIDrv, STATION_MODE);
2837
2838                         /*Add saved WEP keys, if any*/
2839                         if (g_wep_keys_saved) {
2840                                 host_int_set_WEPDefaultKeyID(g_linux_wlan->strInterfaceInfo[0].drvHandler,
2841                                                              g_key_wep_params.key_idx);
2842                                 host_int_add_wep_key_bss_sta(g_linux_wlan->strInterfaceInfo[0].drvHandler,
2843                                                              g_key_wep_params.key,
2844                                                              g_key_wep_params.key_len,
2845                                                              g_key_wep_params.key_idx);
2846                         }
2847
2848                         /*No matter the driver handler passed here, it will be overwriiten*/
2849                         /*in Handle_FlushConnect() with gu8FlushedJoinReqDrvHandler*/
2850                         host_int_flush_join_req(priv->hWILCWFIDrv);
2851
2852                         /*Add saved PTK and GTK keys, if any*/
2853                         if (g_ptk_keys_saved && g_gtk_keys_saved) {
2854                                 PRINT_D(CFG80211_DBG, "ptk %x %x %x\n", g_key_ptk_params.key[0],
2855                                         g_key_ptk_params.key[1],
2856                                         g_key_ptk_params.key[2]);
2857                                 PRINT_D(CFG80211_DBG, "gtk %x %x %x\n", g_key_gtk_params.key[0],
2858                                         g_key_gtk_params.key[1],
2859                                         g_key_gtk_params.key[2]);
2860                                 add_key(g_linux_wlan->strInterfaceInfo[0].wilc_netdev->ieee80211_ptr->wiphy,
2861                                         g_linux_wlan->strInterfaceInfo[0].wilc_netdev,
2862                                         g_add_ptk_key_params.key_idx,
2863                                         g_add_ptk_key_params.pairwise,
2864                                         g_add_ptk_key_params.mac_addr,
2865                                         (struct key_params *)(&g_key_ptk_params));
2866
2867                                 add_key(g_linux_wlan->strInterfaceInfo[0].wilc_netdev->ieee80211_ptr->wiphy,
2868                                         g_linux_wlan->strInterfaceInfo[0].wilc_netdev,
2869                                         g_add_gtk_key_params.key_idx,
2870                                         g_add_gtk_key_params.pairwise,
2871                                         g_add_gtk_key_params.mac_addr,
2872                                         (struct key_params *)(&g_key_gtk_params));
2873                         }
2874
2875                         /*Refresh scan, to refresh the scan results to the wpa_supplicant. Set MachHw to false to enable further key installments*/
2876                         refresh_scan(priv, 1, true);
2877                         Set_machw_change_vir_if(false);
2878
2879                         if (g_linux_wlan->wilc1000_initialized) {
2880                                 for (i = 0; i < num_reg_frame; i++) {
2881                                         PRINT_D(INIT_DBG, "Frame registering Type: %x - Reg: %d\n", nic->g_struct_frame_reg[i].frame_type,
2882                                                 nic->g_struct_frame_reg[i].reg);
2883                                         host_int_frame_register(priv->hWILCWFIDrv,
2884                                                                 nic->g_struct_frame_reg[i].frame_type,
2885                                                                 nic->g_struct_frame_reg[i].reg);
2886                                 }
2887                         }
2888                 }
2889                 break;
2890
2891         case NL80211_IFTYPE_AP:
2892                 bEnablePS = false;
2893                 PRINT_D(HOSTAPD_DBG, "Interface type = NL80211_IFTYPE_AP %d\n", type);
2894                 dev->ieee80211_ptr->iftype = type;
2895                 priv->wdev->iftype = type;
2896                 nic->iftype = AP_MODE;
2897                 PRINT_D(CORECONFIG_DBG, "priv->hWILCWFIDrv[%p]\n", priv->hWILCWFIDrv);
2898
2899                 PRINT_D(HOSTAPD_DBG, "Downloading AP firmware\n");
2900                 linux_wlan_get_firmware(nic);
2901                 /*If wilc is running, then close-open to actually get new firmware running (serves P2P)*/
2902                 if (g_linux_wlan->wilc1000_initialized) {
2903                         nic->iftype = AP_MODE;
2904                         g_linux_wlan->wilc1000_initialized = 1;
2905                         mac_close(dev);
2906                         mac_open(dev);
2907
2908                         for (i = 0; i < num_reg_frame; i++) {
2909                                 PRINT_D(INIT_DBG, "Frame registering Type: %x - Reg: %d\n", nic->g_struct_frame_reg[i].frame_type,
2910                                         nic->g_struct_frame_reg[i].reg);
2911                                 host_int_frame_register(priv->hWILCWFIDrv,
2912                                                         nic->g_struct_frame_reg[i].frame_type,
2913                                                         nic->g_struct_frame_reg[i].reg);
2914                         }
2915                 }
2916                 break;
2917
2918         case NL80211_IFTYPE_P2P_GO:
2919                 PRINT_D(GENERIC_DBG, "start duringIP timer\n");
2920
2921                 #ifdef DISABLE_PWRSAVE_AND_SCAN_DURING_IP
2922                 g_obtainingIP = true;
2923                 mod_timer(&hDuringIpTimer, jiffies + msecs_to_jiffies(duringIP_TIME));
2924                 #endif
2925                 host_int_set_power_mgmt(priv->hWILCWFIDrv, 0, 0);
2926                 /*Delete block ack has to be the latest config packet*/
2927                 /*sent before downloading new FW. This is because it blocks on*/
2928                 /*hWaitResponse semaphore, which allows previous config*/
2929                 /*packets to actually take action on old FW*/
2930                 host_int_del_All_Rx_BASession(priv->hWILCWFIDrv, g_linux_wlan->strInterfaceInfo[0].aBSSID, TID);
2931                 bEnablePS = false;
2932                 PRINT_D(HOSTAPD_DBG, "Interface type = NL80211_IFTYPE_GO\n");
2933                 dev->ieee80211_ptr->iftype = type;
2934                 priv->wdev->iftype = type;
2935
2936                 PRINT_D(CORECONFIG_DBG, "priv->hWILCWFIDrv[%p]\n", priv->hWILCWFIDrv);
2937
2938                 PRINT_D(HOSTAPD_DBG, "Downloading P2P_CONCURRENCY_FIRMWARE\n");
2939
2940
2941                 nic->iftype = GO_MODE;
2942
2943                 /* ensure that the message Q is empty */
2944                 host_int_wait_msg_queue_idle();
2945                 wilc1000_wlan_deinit(g_linux_wlan);
2946                 wilc1000_wlan_init(dev, nic);
2947                 g_wilc_initialized = 1;
2948
2949
2950                 /*Setting interface 1 drv handler and mac address in newly downloaded FW*/
2951                 host_int_set_wfi_drv_handler(g_linux_wlan->strInterfaceInfo[0].drvHandler);
2952                 host_int_set_MacAddress(g_linux_wlan->strInterfaceInfo[0].drvHandler,
2953                                         g_linux_wlan->strInterfaceInfo[0].aSrcAddress);
2954                 host_int_set_operation_mode(priv->hWILCWFIDrv, AP_MODE);
2955
2956                 /*Add saved WEP keys, if any*/
2957                 if (g_wep_keys_saved) {
2958                         host_int_set_WEPDefaultKeyID(g_linux_wlan->strInterfaceInfo[0].drvHandler,
2959                                                      g_key_wep_params.key_idx);
2960                         host_int_add_wep_key_bss_sta(g_linux_wlan->strInterfaceInfo[0].drvHandler,
2961                                                      g_key_wep_params.key,
2962                                                      g_key_wep_params.key_len,
2963                                                      g_key_wep_params.key_idx);
2964                 }
2965
2966                 /*No matter the driver handler passed here, it will be overwriiten*/
2967                 /*in Handle_FlushConnect() with gu8FlushedJoinReqDrvHandler*/
2968                 host_int_flush_join_req(priv->hWILCWFIDrv);
2969
2970                 /*Add saved PTK and GTK keys, if any*/
2971                 if (g_ptk_keys_saved && g_gtk_keys_saved) {
2972                         PRINT_D(CFG80211_DBG, "ptk %x %x %x cipher %x\n", g_key_ptk_params.key[0],
2973                                 g_key_ptk_params.key[1],
2974                                 g_key_ptk_params.key[2],
2975                                 g_key_ptk_params.cipher);
2976                         PRINT_D(CFG80211_DBG, "gtk %x %x %x cipher %x\n", g_key_gtk_params.key[0],
2977                                 g_key_gtk_params.key[1],
2978                                 g_key_gtk_params.key[2],
2979                                 g_key_gtk_params.cipher);
2980                         add_key(g_linux_wlan->strInterfaceInfo[0].wilc_netdev->ieee80211_ptr->wiphy,
2981                                 g_linux_wlan->strInterfaceInfo[0].wilc_netdev,
2982                                 g_add_ptk_key_params.key_idx,
2983                                 g_add_ptk_key_params.pairwise,
2984                                 g_add_ptk_key_params.mac_addr,
2985                                 (struct key_params *)(&g_key_ptk_params));
2986
2987                         add_key(g_linux_wlan->strInterfaceInfo[0].wilc_netdev->ieee80211_ptr->wiphy,
2988                                 g_linux_wlan->strInterfaceInfo[0].wilc_netdev,
2989                                 g_add_gtk_key_params.key_idx,
2990                                 g_add_gtk_key_params.pairwise,
2991                                 g_add_gtk_key_params.mac_addr,
2992                                 (struct key_params *)(&g_key_gtk_params));
2993                 }
2994
2995                 if (g_linux_wlan->wilc1000_initialized) {
2996                         for (i = 0; i < num_reg_frame; i++) {
2997                                 PRINT_D(INIT_DBG, "Frame registering Type: %x - Reg: %d\n", nic->g_struct_frame_reg[i].frame_type,
2998                                         nic->g_struct_frame_reg[i].reg);
2999                                 host_int_frame_register(priv->hWILCWFIDrv,
3000                                                         nic->g_struct_frame_reg[i].frame_type,
3001                                                         nic->g_struct_frame_reg[i].reg);
3002                         }
3003                 }
3004                 break;
3005
3006         default:
3007                 PRINT_ER("Unknown interface type= %d\n", type);
3008                 s32Error = -EINVAL;
3009                 return s32Error;
3010                 break;
3011         }
3012
3013         return s32Error;
3014 }
3015
3016 /* (austin.2013-07-23)
3017  *
3018  *      To support revised cfg80211_ops
3019  *
3020  *              add_beacon --> start_ap
3021  *              set_beacon --> change_beacon
3022  *              del_beacon --> stop_ap
3023  *
3024  *              beacon_parameters  -->  cfg80211_ap_settings
3025  *                                                              cfg80211_beacon_data
3026  *
3027  *      applicable for linux kernel 3.4+
3028  */
3029
3030 /**
3031  *  @brief      start_ap
3032  *  @details    Add a beacon with given parameters, @head, @interval
3033  *                      and @dtim_period will be valid, @tail is optional.
3034  *  @param[in]   wiphy
3035  *  @param[in]   dev    The net device structure
3036  *  @param[in]   settings       cfg80211_ap_settings parameters for the beacon to be added
3037  *  @return     int : Return 0 on Success.
3038  *  @author     austin
3039  *  @date       23 JUL 2013
3040  *  @version    1.0
3041  */
3042 static int start_ap(struct wiphy *wiphy, struct net_device *dev,
3043                     struct cfg80211_ap_settings *settings)
3044 {
3045         struct cfg80211_beacon_data *beacon = &(settings->beacon);
3046         struct wilc_priv *priv;
3047         s32 s32Error = 0;
3048
3049         priv = wiphy_priv(wiphy);
3050         PRINT_D(HOSTAPD_DBG, "Starting ap\n");
3051
3052         PRINT_D(HOSTAPD_DBG, "Interval = %d\n DTIM period = %d\n Head length = %zu Tail length = %zu\n",
3053                 settings->beacon_interval, settings->dtim_period, beacon->head_len, beacon->tail_len);
3054
3055         s32Error = set_channel(wiphy, &settings->chandef);
3056
3057         if (s32Error != 0)
3058                 PRINT_ER("Error in setting channel\n");
3059
3060         linux_wlan_set_bssid(dev, g_linux_wlan->strInterfaceInfo[0].aSrcAddress);
3061
3062         s32Error = host_int_add_beacon(priv->hWILCWFIDrv,
3063                                         settings->beacon_interval,
3064                                         settings->dtim_period,
3065                                         beacon->head_len, (u8 *)beacon->head,
3066                                         beacon->tail_len, (u8 *)beacon->tail);
3067
3068         return s32Error;
3069 }
3070
3071 /**
3072  *  @brief      change_beacon
3073  *  @details    Add a beacon with given parameters, @head, @interval
3074  *                      and @dtim_period will be valid, @tail is optional.
3075  *  @param[in]   wiphy
3076  *  @param[in]   dev    The net device structure
3077  *  @param[in]   beacon cfg80211_beacon_data for the beacon to be changed
3078  *  @return     int : Return 0 on Success.
3079  *  @author     austin
3080  *  @date       23 JUL 2013
3081  *  @version    1.0
3082  */
3083 static int change_beacon(struct wiphy *wiphy, struct net_device *dev,
3084                          struct cfg80211_beacon_data *beacon)
3085 {
3086         struct wilc_priv *priv;
3087         s32 s32Error = 0;
3088
3089         priv = wiphy_priv(wiphy);
3090         PRINT_D(HOSTAPD_DBG, "Setting beacon\n");
3091
3092
3093         s32Error = host_int_add_beacon(priv->hWILCWFIDrv,
3094                                         0,
3095                                         0,
3096                                         beacon->head_len, (u8 *)beacon->head,
3097                                         beacon->tail_len, (u8 *)beacon->tail);
3098
3099         return s32Error;
3100 }
3101
3102 /**
3103  *  @brief      stop_ap
3104  *  @details    Remove beacon configuration and stop sending the beacon.
3105  *  @param[in]
3106  *  @return     int : Return 0 on Success.
3107  *  @author     austin
3108  *  @date       23 JUL 2013
3109  *  @version    1.0
3110  */
3111 static int stop_ap(struct wiphy *wiphy, struct net_device *dev)
3112 {
3113         s32 s32Error = 0;
3114         struct wilc_priv *priv;
3115         u8 NullBssid[ETH_ALEN] = {0};
3116
3117         if (!wiphy)
3118                 return -EFAULT;
3119
3120         priv = wiphy_priv(wiphy);
3121
3122         PRINT_D(HOSTAPD_DBG, "Deleting beacon\n");
3123
3124         linux_wlan_set_bssid(dev, NullBssid);
3125
3126         s32Error = host_int_del_beacon(priv->hWILCWFIDrv);
3127
3128         if (s32Error)
3129                 PRINT_ER("Host delete beacon fail\n");
3130
3131         return s32Error;
3132 }
3133
3134 /**
3135  *  @brief      add_station
3136  *  @details    Add a new station.
3137  *  @param[in]
3138  *  @return     int : Return 0 on Success.
3139  *  @author     mdaftedar
3140  *  @date       01 MAR 2012
3141  *  @version    1.0
3142  */
3143 static int add_station(struct wiphy *wiphy, struct net_device *dev,
3144                        const u8 *mac, struct station_parameters *params)
3145 {
3146         s32 s32Error = 0;
3147         struct wilc_priv *priv;
3148         struct add_sta_param strStaParams = { {0} };
3149         perInterface_wlan_t *nic;
3150
3151         if (!wiphy)
3152                 return -EFAULT;
3153
3154         priv = wiphy_priv(wiphy);
3155         nic = netdev_priv(dev);
3156
3157         if (nic->iftype == AP_MODE || nic->iftype == GO_MODE) {
3158                 memcpy(strStaParams.au8BSSID, mac, ETH_ALEN);
3159                 memcpy(priv->assoc_stainfo.au8Sta_AssociatedBss[params->aid], mac, ETH_ALEN);
3160                 strStaParams.u16AssocID = params->aid;
3161                 strStaParams.u8NumRates = params->supported_rates_len;
3162                 strStaParams.pu8Rates = params->supported_rates;
3163
3164                 PRINT_D(CFG80211_DBG, "Adding station parameters %d\n", params->aid);
3165
3166                 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],
3167                         priv->assoc_stainfo.au8Sta_AssociatedBss[params->aid][5]);
3168                 PRINT_D(HOSTAPD_DBG, "ASSOC ID = %d\n", strStaParams.u16AssocID);
3169                 PRINT_D(HOSTAPD_DBG, "Number of supported rates = %d\n", strStaParams.u8NumRates);
3170
3171                 if (params->ht_capa == NULL) {
3172                         strStaParams.bIsHTSupported = false;
3173                 } else {
3174                         strStaParams.bIsHTSupported = true;
3175                         strStaParams.u16HTCapInfo = params->ht_capa->cap_info;
3176                         strStaParams.u8AmpduParams = params->ht_capa->ampdu_params_info;
3177                         memcpy(strStaParams.au8SuppMCsSet, &params->ht_capa->mcs, WILC_SUPP_MCS_SET_SIZE);
3178                         strStaParams.u16HTExtParams = params->ht_capa->extended_ht_cap_info;
3179                         strStaParams.u32TxBeamformingCap = params->ht_capa->tx_BF_cap_info;
3180                         strStaParams.u8ASELCap = params->ht_capa->antenna_selection_info;
3181                 }
3182
3183                 strStaParams.u16FlagsMask = params->sta_flags_mask;
3184                 strStaParams.u16FlagsSet = params->sta_flags_set;
3185
3186                 PRINT_D(HOSTAPD_DBG, "IS HT supported = %d\n", strStaParams.bIsHTSupported);
3187                 PRINT_D(HOSTAPD_DBG, "Capability Info = %d\n", strStaParams.u16HTCapInfo);
3188                 PRINT_D(HOSTAPD_DBG, "AMPDU Params = %d\n", strStaParams.u8AmpduParams);
3189                 PRINT_D(HOSTAPD_DBG, "HT Extended params = %d\n", strStaParams.u16HTExtParams);
3190                 PRINT_D(HOSTAPD_DBG, "Tx Beamforming Cap = %d\n", strStaParams.u32TxBeamformingCap);
3191                 PRINT_D(HOSTAPD_DBG, "Antenna selection info = %d\n", strStaParams.u8ASELCap);
3192                 PRINT_D(HOSTAPD_DBG, "Flag Mask = %d\n", strStaParams.u16FlagsMask);
3193                 PRINT_D(HOSTAPD_DBG, "Flag Set = %d\n", strStaParams.u16FlagsSet);
3194
3195                 s32Error = host_int_add_station(priv->hWILCWFIDrv, &strStaParams);
3196                 if (s32Error)
3197                         PRINT_ER("Host add station fail\n");
3198         }
3199
3200         return s32Error;
3201 }
3202
3203 /**
3204  *  @brief      del_station
3205  *  @details    Remove a station; @mac may be NULL to remove all stations.
3206  *  @param[in]
3207  *  @return     int : Return 0 on Success.
3208  *  @author     mdaftedar
3209  *  @date       01 MAR 2012
3210  *  @version    1.0
3211  */
3212 static int del_station(struct wiphy *wiphy, struct net_device *dev,
3213                        struct station_del_parameters *params)
3214 {
3215         const u8 *mac = params->mac;
3216         s32 s32Error = 0;
3217         struct wilc_priv *priv;
3218         perInterface_wlan_t *nic;
3219
3220         if (!wiphy)
3221                 return -EFAULT;
3222
3223         priv = wiphy_priv(wiphy);
3224         nic = netdev_priv(dev);
3225
3226         if (nic->iftype == AP_MODE || nic->iftype == GO_MODE) {
3227                 PRINT_D(HOSTAPD_DBG, "Deleting station\n");
3228
3229
3230                 if (mac == NULL) {
3231                         PRINT_D(HOSTAPD_DBG, "All associated stations\n");
3232                         s32Error = host_int_del_allstation(priv->hWILCWFIDrv, priv->assoc_stainfo.au8Sta_AssociatedBss);
3233                 } else {
3234                         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]);
3235                 }
3236
3237                 s32Error = host_int_del_station(priv->hWILCWFIDrv, mac);
3238
3239                 if (s32Error)
3240                         PRINT_ER("Host delete station fail\n");
3241         }
3242         return s32Error;
3243 }
3244
3245 /**
3246  *  @brief      change_station
3247  *  @details    Modify a given station.
3248  *  @param[in]
3249  *  @return     int : Return 0 on Success.
3250  *  @author     mdaftedar
3251  *  @date       01 MAR 2012
3252  *  @version    1.0
3253  */
3254 static int change_station(struct wiphy *wiphy, struct net_device *dev,
3255                           const u8 *mac, struct station_parameters *params)
3256 {
3257         s32 s32Error = 0;
3258         struct wilc_priv *priv;
3259         struct add_sta_param strStaParams = { {0} };
3260         perInterface_wlan_t *nic;
3261
3262
3263         PRINT_D(HOSTAPD_DBG, "Change station paramters\n");
3264
3265         if (!wiphy)
3266                 return -EFAULT;
3267
3268         priv = wiphy_priv(wiphy);
3269         nic = netdev_priv(dev);
3270
3271         if (nic->iftype == AP_MODE || nic->iftype == GO_MODE) {
3272                 memcpy(strStaParams.au8BSSID, mac, ETH_ALEN);
3273                 strStaParams.u16AssocID = params->aid;
3274                 strStaParams.u8NumRates = params->supported_rates_len;
3275                 strStaParams.pu8Rates = params->supported_rates;
3276
3277                 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],
3278                         strStaParams.au8BSSID[5]);
3279                 PRINT_D(HOSTAPD_DBG, "ASSOC ID = %d\n", strStaParams.u16AssocID);
3280                 PRINT_D(HOSTAPD_DBG, "Number of supported rates = %d\n", strStaParams.u8NumRates);
3281
3282                 if (params->ht_capa == NULL) {
3283                         strStaParams.bIsHTSupported = false;
3284                 } else {
3285                         strStaParams.bIsHTSupported = true;
3286                         strStaParams.u16HTCapInfo = params->ht_capa->cap_info;
3287                         strStaParams.u8AmpduParams = params->ht_capa->ampdu_params_info;
3288                         memcpy(strStaParams.au8SuppMCsSet, &params->ht_capa->mcs, WILC_SUPP_MCS_SET_SIZE);
3289                         strStaParams.u16HTExtParams = params->ht_capa->extended_ht_cap_info;
3290                         strStaParams.u32TxBeamformingCap = params->ht_capa->tx_BF_cap_info;
3291                         strStaParams.u8ASELCap = params->ht_capa->antenna_selection_info;
3292
3293                 }
3294
3295                 strStaParams.u16FlagsMask = params->sta_flags_mask;
3296                 strStaParams.u16FlagsSet = params->sta_flags_set;
3297
3298                 PRINT_D(HOSTAPD_DBG, "IS HT supported = %d\n", strStaParams.bIsHTSupported);
3299                 PRINT_D(HOSTAPD_DBG, "Capability Info = %d\n", strStaParams.u16HTCapInfo);
3300                 PRINT_D(HOSTAPD_DBG, "AMPDU Params = %d\n", strStaParams.u8AmpduParams);
3301                 PRINT_D(HOSTAPD_DBG, "HT Extended params = %d\n", strStaParams.u16HTExtParams);
3302                 PRINT_D(HOSTAPD_DBG, "Tx Beamforming Cap = %d\n", strStaParams.u32TxBeamformingCap);
3303                 PRINT_D(HOSTAPD_DBG, "Antenna selection info = %d\n", strStaParams.u8ASELCap);
3304                 PRINT_D(HOSTAPD_DBG, "Flag Mask = %d\n", strStaParams.u16FlagsMask);
3305                 PRINT_D(HOSTAPD_DBG, "Flag Set = %d\n", strStaParams.u16FlagsSet);
3306
3307                 s32Error = host_int_edit_station(priv->hWILCWFIDrv, &strStaParams);
3308                 if (s32Error)
3309                         PRINT_ER("Host edit station fail\n");
3310         }
3311         return s32Error;
3312 }
3313
3314
3315 /**
3316  *  @brief      add_virtual_intf
3317  *  @details
3318  *  @param[in]
3319  *  @return     int : Return 0 on Success.
3320  *  @author     mdaftedar
3321  *  @date       01 JUL 2012
3322  *  @version    1.0
3323  */
3324 struct wireless_dev *add_virtual_intf(struct wiphy *wiphy, const char *name,
3325                                       unsigned char name_assign_type,
3326                                       enum nl80211_iftype type, u32 *flags,
3327                                       struct vif_params *params)
3328 {
3329         perInterface_wlan_t *nic;
3330         struct wilc_priv *priv;
3331         struct net_device *new_ifc = NULL;
3332
3333         priv = wiphy_priv(wiphy);
3334
3335
3336
3337         PRINT_D(HOSTAPD_DBG, "Adding monitor interface[%p]\n", priv->wdev->netdev);
3338
3339         nic = netdev_priv(priv->wdev->netdev);
3340
3341
3342         if (type == NL80211_IFTYPE_MONITOR) {
3343                 PRINT_D(HOSTAPD_DBG, "Monitor interface mode: Initializing mon interface virtual device driver\n");
3344                 PRINT_D(HOSTAPD_DBG, "Adding monitor interface[%p]\n", nic->wilc_netdev);
3345                 new_ifc = WILC_WFI_init_mon_interface(name, nic->wilc_netdev);
3346                 if (new_ifc != NULL) {
3347                         PRINT_D(HOSTAPD_DBG, "Setting monitor flag in private structure\n");
3348                         nic = netdev_priv(priv->wdev->netdev);
3349                         nic->monitor_flag = 1;
3350                 } else
3351                         PRINT_ER("Error in initializing monitor interface\n ");
3352         }
3353         return priv->wdev;
3354 }
3355
3356 /**
3357  *  @brief      del_virtual_intf
3358  *  @details
3359  *  @param[in]
3360  *  @return     int : Return 0 on Success.
3361  *  @author     mdaftedar
3362  *  @date       01 JUL 2012
3363  *  @version    1.0
3364  */
3365 int del_virtual_intf(struct wiphy *wiphy, struct wireless_dev *wdev)
3366 {
3367         PRINT_D(HOSTAPD_DBG, "Deleting virtual interface\n");
3368         return 0;
3369 }
3370
3371 static struct cfg80211_ops wilc_cfg80211_ops = {
3372
3373         .set_monitor_channel = set_channel,
3374         .scan = scan,
3375         .connect = connect,
3376         .disconnect = disconnect,
3377         .add_key = add_key,
3378         .del_key = del_key,
3379         .get_key = get_key,
3380         .set_default_key = set_default_key,
3381         .add_virtual_intf = add_virtual_intf,
3382         .del_virtual_intf = del_virtual_intf,
3383         .change_virtual_intf = change_virtual_intf,
3384
3385         .start_ap = start_ap,
3386         .change_beacon = change_beacon,
3387         .stop_ap = stop_ap,
3388         .add_station = add_station,
3389         .del_station = del_station,
3390         .change_station = change_station,
3391         .get_station = get_station,
3392         .dump_station = dump_station,
3393         .change_bss = change_bss,
3394         .set_wiphy_params = set_wiphy_params,
3395
3396         .set_pmksa = set_pmksa,
3397         .del_pmksa = del_pmksa,
3398         .flush_pmksa = flush_pmksa,
3399         .remain_on_channel = remain_on_channel,
3400         .cancel_remain_on_channel = cancel_remain_on_channel,
3401         .mgmt_tx_cancel_wait = mgmt_tx_cancel_wait,
3402         .mgmt_tx = mgmt_tx,
3403         .mgmt_frame_register = wilc_mgmt_frame_register,
3404         .set_power_mgmt = set_power_mgmt,
3405         .set_cqm_rssi_config = set_cqm_rssi_config,
3406
3407 };
3408
3409
3410
3411
3412
3413 /**
3414  *  @brief      WILC_WFI_update_stats
3415  *  @details    Modify parameters for a given BSS.
3416  *  @param[in]
3417  *  @return     int : Return 0 on Success.
3418  *  @author     mdaftedar
3419  *  @date       01 MAR 2012
3420  *  @version    1.0
3421  */
3422 int WILC_WFI_update_stats(struct wiphy *wiphy, u32 pktlen, u8 changed)
3423 {
3424
3425         struct wilc_priv *priv;
3426
3427         priv = wiphy_priv(wiphy);
3428 #if 1
3429         switch (changed) {
3430
3431         case WILC_WFI_RX_PKT:
3432         {
3433                 priv->netstats.rx_packets++;
3434                 priv->netstats.rx_bytes += pktlen;
3435                 priv->netstats.rx_time = get_jiffies_64();
3436         }
3437         break;
3438
3439         case WILC_WFI_TX_PKT:
3440         {
3441                 priv->netstats.tx_packets++;
3442                 priv->netstats.tx_bytes += pktlen;
3443                 priv->netstats.tx_time = get_jiffies_64();
3444
3445         }
3446         break;
3447
3448         default:
3449                 break;
3450         }
3451 #endif
3452         return 0;
3453 }
3454
3455 /**
3456  *  @brief      WILC_WFI_CfgAlloc
3457  *  @details    Allocation of the wireless device structure and assigning it
3458  *              to the cfg80211 operations structure.
3459  *  @param[in]   NONE
3460  *  @return     wireless_dev : Returns pointer to wireless_dev structure.
3461  *  @author     mdaftedar
3462  *  @date       01 MAR 2012
3463  *  @version    1.0
3464  */
3465 struct wireless_dev *WILC_WFI_CfgAlloc(void)
3466 {
3467
3468         struct wireless_dev *wdev;
3469
3470
3471         PRINT_D(CFG80211_DBG, "Allocating wireless device\n");
3472         /*Allocating the wireless device structure*/
3473         wdev = kzalloc(sizeof(struct wireless_dev), GFP_KERNEL);
3474         if (!wdev) {
3475                 PRINT_ER("Cannot allocate wireless device\n");
3476                 goto _fail_;
3477         }
3478
3479         /*Creating a new wiphy, linking wireless structure with the wiphy structure*/
3480         wdev->wiphy = wiphy_new(&wilc_cfg80211_ops, sizeof(struct wilc_priv));
3481         if (!wdev->wiphy) {
3482                 PRINT_ER("Cannot allocate wiphy\n");
3483                 goto _fail_mem_;
3484
3485         }
3486
3487         /* enable 802.11n HT */
3488         WILC_WFI_band_2ghz.ht_cap.ht_supported = 1;
3489         WILC_WFI_band_2ghz.ht_cap.cap |= (1 << IEEE80211_HT_CAP_RX_STBC_SHIFT);
3490         WILC_WFI_band_2ghz.ht_cap.mcs.rx_mask[0] = 0xff;
3491         WILC_WFI_band_2ghz.ht_cap.ampdu_factor = IEEE80211_HT_MAX_AMPDU_8K;
3492         WILC_WFI_band_2ghz.ht_cap.ampdu_density = IEEE80211_HT_MPDU_DENSITY_NONE;
3493
3494         /*wiphy bands*/
3495         wdev->wiphy->bands[IEEE80211_BAND_2GHZ] = &WILC_WFI_band_2ghz;
3496
3497         return wdev;
3498
3499 _fail_mem_:
3500         kfree(wdev);
3501 _fail_:
3502         return NULL;
3503
3504 }
3505 /**
3506  *  @brief      wilc_create_wiphy
3507  *  @details    Registering of the wiphy structure and interface modes
3508  *  @param[in]   NONE
3509  *  @return     NONE
3510  *  @author     mdaftedar
3511  *  @date       01 MAR 2012
3512  *  @version    1.0
3513  */
3514 struct wireless_dev *wilc_create_wiphy(struct net_device *net)
3515 {
3516         struct wilc_priv *priv;
3517         struct wireless_dev *wdev;
3518         s32 s32Error = 0;
3519
3520         PRINT_D(CFG80211_DBG, "Registering wifi device\n");
3521
3522         wdev = WILC_WFI_CfgAlloc();
3523         if (wdev == NULL) {
3524                 PRINT_ER("CfgAlloc Failed\n");
3525                 return NULL;
3526         }
3527
3528
3529         /*Return hardware description structure (wiphy)'s priv*/
3530         priv = wdev_priv(wdev);
3531         sema_init(&(priv->SemHandleUpdateStats), 1);
3532
3533         /*Link the wiphy with wireless structure*/
3534         priv->wdev = wdev;
3535
3536         /*Maximum number of probed ssid to be added by user for the scan request*/
3537         wdev->wiphy->max_scan_ssids = MAX_NUM_PROBED_SSID;
3538         /*Maximum number of pmkids to be cashed*/
3539         wdev->wiphy->max_num_pmkids = WILC_MAX_NUM_PMKIDS;
3540         PRINT_INFO(CFG80211_DBG, "Max number of PMKIDs = %d\n", wdev->wiphy->max_num_pmkids);
3541
3542         wdev->wiphy->max_scan_ie_len = 1000;
3543
3544         /*signal strength in mBm (100*dBm) */
3545         wdev->wiphy->signal_type = CFG80211_SIGNAL_TYPE_MBM;
3546
3547         /*Set the availaible cipher suites*/
3548         wdev->wiphy->cipher_suites = cipher_suites;
3549         wdev->wiphy->n_cipher_suites = ARRAY_SIZE(cipher_suites);
3550         /*Setting default managment types: for register action frame:  */
3551         wdev->wiphy->mgmt_stypes = wilc_wfi_cfg80211_mgmt_types;
3552
3553         wdev->wiphy->max_remain_on_channel_duration = 500;
3554         /*Setting the wiphy interfcae mode and type before registering the wiphy*/
3555         wdev->wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION) | BIT(NL80211_IFTYPE_AP) | BIT(NL80211_IFTYPE_MONITOR) | BIT(NL80211_IFTYPE_P2P_GO) |
3556                 BIT(NL80211_IFTYPE_P2P_CLIENT);
3557         wdev->wiphy->flags |= WIPHY_FLAG_HAS_REMAIN_ON_CHANNEL;
3558         wdev->iftype = NL80211_IFTYPE_STATION;
3559
3560
3561
3562         PRINT_INFO(CFG80211_DBG, "Max scan ids = %d,Max scan IE len = %d,Signal Type = %d,Interface Modes = %d,Interface Type = %d\n",
3563                    wdev->wiphy->max_scan_ssids, wdev->wiphy->max_scan_ie_len, wdev->wiphy->signal_type,
3564                    wdev->wiphy->interface_modes, wdev->iftype);
3565
3566         #ifdef WILC_SDIO
3567         set_wiphy_dev(wdev->wiphy, &local_sdio_func->dev);
3568         #endif
3569
3570         /*Register wiphy structure*/
3571         s32Error = wiphy_register(wdev->wiphy);
3572         if (s32Error) {
3573                 PRINT_ER("Cannot register wiphy device\n");
3574                 /*should define what action to be taken in such failure*/
3575         } else {
3576                 PRINT_D(CFG80211_DBG, "Successful Registering\n");
3577         }
3578
3579         priv->dev = net;
3580         return wdev;
3581
3582
3583 }
3584 /**
3585  *  @brief      WILC_WFI_WiphyFree
3586  *  @details    Freeing allocation of the wireless device structure
3587  *  @param[in]   NONE
3588  *  @return     NONE
3589  *  @author     mdaftedar
3590  *  @date       01 MAR 2012
3591  *  @version    1.0
3592  */
3593 int wilc_init_host_int(struct net_device *net)
3594 {
3595
3596         int s32Error = 0;
3597
3598         struct wilc_priv *priv;
3599
3600         PRINT_D(INIT_DBG, "Host[%p][%p]\n", net, net->ieee80211_ptr);
3601         priv = wdev_priv(net->ieee80211_ptr);
3602         if (op_ifcs == 0) {
3603                 setup_timer(&hAgingTimer, remove_network_from_shadow, 0);
3604                 #ifdef DISABLE_PWRSAVE_AND_SCAN_DURING_IP
3605                 setup_timer(&hDuringIpTimer, clear_duringIP, 0);
3606                 #endif
3607         }
3608         op_ifcs++;
3609         if (s32Error < 0) {
3610                 PRINT_ER("Failed to creat refresh Timer\n");
3611                 return s32Error;
3612         }
3613
3614         priv->gbAutoRateAdjusted = false;
3615
3616         priv->bInP2PlistenState = false;
3617
3618         sema_init(&(priv->hSemScanReq), 1);
3619         s32Error = host_int_init(&priv->hWILCWFIDrv);
3620         if (s32Error)
3621                 PRINT_ER("Error while initializing hostinterface\n");
3622
3623         return s32Error;
3624 }
3625
3626 /**
3627  *  @brief      WILC_WFI_WiphyFree
3628  *  @details    Freeing allocation of the wireless device structure
3629  *  @param[in]   NONE
3630  *  @return     NONE
3631  *  @author     mdaftedar
3632  *  @date       01 MAR 2012
3633  *  @version    1.0
3634  */
3635 int wilc_deinit_host_int(struct net_device *net)
3636 {
3637         int s32Error = 0;
3638
3639         struct wilc_priv *priv;
3640
3641         priv = wdev_priv(net->ieee80211_ptr);
3642
3643         priv->gbAutoRateAdjusted = false;
3644
3645         priv->bInP2PlistenState = false;
3646
3647         op_ifcs--;
3648
3649         s32Error = host_int_deinit(priv->hWILCWFIDrv);
3650
3651         /* Clear the Shadow scan */
3652         clear_shadow_scan(priv);
3653         #ifdef DISABLE_PWRSAVE_AND_SCAN_DURING_IP
3654         if (op_ifcs == 0) {
3655                 PRINT_D(CORECONFIG_DBG, "destroy during ip\n");
3656                 del_timer_sync(&hDuringIpTimer);
3657         }
3658         #endif
3659
3660         if (s32Error)
3661                 PRINT_ER("Error while deintializing host interface\n");
3662
3663         return s32Error;
3664 }
3665
3666
3667 /**
3668  *  @brief      WILC_WFI_WiphyFree
3669  *  @details    Freeing allocation of the wireless device structure
3670  *  @param[in]   NONE
3671  *  @return     NONE
3672  *  @author     mdaftedar
3673  *  @date       01 MAR 2012
3674  *  @version    1.0
3675  */
3676 void wilc_free_wiphy(struct net_device *net)
3677 {
3678         PRINT_D(CFG80211_DBG, "Unregistering wiphy\n");
3679
3680         if (!net) {
3681                 PRINT_D(INIT_DBG, "net_device is NULL\n");
3682                 return;
3683         }
3684
3685         if (!net->ieee80211_ptr) {
3686                 PRINT_D(INIT_DBG, "ieee80211_ptr is NULL\n");
3687                 return;
3688         }
3689
3690         if (!net->ieee80211_ptr->wiphy) {
3691                 PRINT_D(INIT_DBG, "wiphy is NULL\n");
3692                 return;
3693         }
3694
3695         wiphy_unregister(net->ieee80211_ptr->wiphy);
3696
3697         PRINT_D(INIT_DBG, "Freeing wiphy\n");
3698         wiphy_free(net->ieee80211_ptr->wiphy);
3699         kfree(net->ieee80211_ptr);
3700 }