drivers/staging/wilc1000/wilc_wfi_cfgoperations.c

   1 /*!
   2  *  @file       wilc_wfi_cfgopertaions.c
   3  *  @brief      CFG80211 Function Implementation functionality
   4  *  @author     aabouzaeid
   5  *                      mabubakr
   6  *                      mdaftedar
   7  *                      zsalah
   8  *  @sa         wilc_wfi_cfgopertaions.h top level OS wrapper file
   9  *  @date       31 Aug 2010
  10  *  @version    1.0
  11  */
  12
  13 #include "wilc_wfi_cfgoperations.h"
  14 #include "wilc_wlan.c"
  15 #ifdef WILC_SDIO
  16 #include "linux_wlan_sdio.h"    /* tony : for set_wiphy_dev() */
  17 #endif
  18
  19
  20 #define IS_MANAGMEMENT                          0x100
  21 #define IS_MANAGMEMENT_CALLBACK                 0x080
  22 #define IS_MGMT_STATUS_SUCCES                   0x040
  23 #define GET_PKT_OFFSET(a) (((a) >> 22) & 0x1ff)
  24
  25 extern void linux_wlan_free(void *vp);
  26 extern int linux_wlan_get_firmware(perInterface_wlan_t *p_nic);
  27 extern void linux_wlan_unlock(void *vp);
  28 extern u16 Set_machw_change_vir_if(WILC_Bool bValue);
  29
  30 extern int mac_open(struct net_device *ndev);
  31 extern int mac_close(struct net_device *ndev);
  32
  33 tstrNetworkInfo astrLastScannedNtwrksShadow[MAX_NUM_SCANNED_NETWORKS_SHADOW];
  34 u32 u32LastScannedNtwrksCountShadow;
  35 #ifdef DISABLE_PWRSAVE_AND_SCAN_DURING_IP
  36 WILC_TimerHandle hDuringIpTimer;
  37 #endif
  38 WILC_TimerHandle hAgingTimer;
  39 static u8 op_ifcs;
  40 extern u8 u8ConnectedSSID[6];
  41
  42 /*BugID_5137*/
  43 u8 g_wilc_initialized = 1;
  44 extern linux_wlan_t *g_linux_wlan;
  45 #ifdef DISABLE_PWRSAVE_AND_SCAN_DURING_IP
  46 extern WILC_Bool g_obtainingIP;
  47 #endif
  48
  49 #define CHAN2G(_channel, _freq, _flags) {        \
  50                 .band             = IEEE80211_BAND_2GHZ, \
  51                 .center_freq      = (_freq),             \
  52                 .hw_value         = (_channel),          \
  53                 .flags            = (_flags),            \
  54                 .max_antenna_gain = 0,                   \
  55                 .max_power        = 30,                  \
  56 }
  57
  58 /*Frequency range for channels*/
  59 static struct ieee80211_channel WILC_WFI_2ghz_channels[] = {
  60         CHAN2G(1,  2412, 0),
  61         CHAN2G(2,  2417, 0),
  62         CHAN2G(3,  2422, 0),
  63         CHAN2G(4,  2427, 0),
  64         CHAN2G(5,  2432, 0),
  65         CHAN2G(6,  2437, 0),
  66         CHAN2G(7,  2442, 0),
  67         CHAN2G(8,  2447, 0),
  68         CHAN2G(9,  2452, 0),
  69         CHAN2G(10, 2457, 0),
  70         CHAN2G(11, 2462, 0),
  71         CHAN2G(12, 2467, 0),
  72         CHAN2G(13, 2472, 0),
  73         CHAN2G(14, 2484, 0),
  74 };
  75
  76 #define RATETAB_ENT(_rate, _hw_value, _flags) { \
  77                 .bitrate  = (_rate),                    \
  78                 .hw_value = (_hw_value),                \
  79                 .flags    = (_flags),                   \
  80 }
  81
  82
  83 /* Table 6 in section 3.2.1.1 */
  84 static struct ieee80211_rate WILC_WFI_rates[] = {
  85         RATETAB_ENT(10,  0,  0),
  86         RATETAB_ENT(20,  1,  0),
  87         RATETAB_ENT(55,  2,  0),
  88         RATETAB_ENT(110, 3,  0),
  89         RATETAB_ENT(60,  9,  0),
  90         RATETAB_ENT(90,  6,  0),
  91         RATETAB_ENT(120, 7,  0),
  92         RATETAB_ENT(180, 8,  0),
  93         RATETAB_ENT(240, 9,  0),
  94         RATETAB_ENT(360, 10, 0),
  95         RATETAB_ENT(480, 11, 0),
  96         RATETAB_ENT(540, 12, 0),
  97 };
  98
  99 #ifdef WILC_P2P
 100 struct p2p_mgmt_data {
 101         int size;
 102         u8 *buff;
 103 };
 104
 105 /*Global variable used to state the current  connected STA channel*/
 106 u8 u8WLANChannel = INVALID_CHANNEL;
 107
 108 /*BugID_5442*/
 109 u8 u8CurrChannel;
 110
 111 u8 u8P2P_oui[] = {0x50, 0x6f, 0x9A, 0x09};
 112 u8 u8P2Plocalrandom = 0x01;
 113 u8 u8P2Precvrandom = 0x00;
 114 u8 u8P2P_vendorspec[] = {0xdd, 0x05, 0x00, 0x08, 0x40, 0x03};
 115 WILC_Bool bWilc_ie = WILC_FALSE;
 116 #endif
 117
 118 static struct ieee80211_supported_band WILC_WFI_band_2ghz = {
 119         .channels = WILC_WFI_2ghz_channels,
 120         .n_channels = ARRAY_SIZE(WILC_WFI_2ghz_channels),
 121         .bitrates = WILC_WFI_rates,
 122         .n_bitrates = ARRAY_SIZE(WILC_WFI_rates),
 123 };
 124
 125
 126 /*BugID_5137*/
 127 struct add_key_params {
 128         u8 key_idx;
 129         bool pairwise;
 130         u8 *mac_addr;
 131 };
 132 struct add_key_params g_add_gtk_key_params;
 133 struct wilc_wfi_key g_key_gtk_params;
 134 struct add_key_params g_add_ptk_key_params;
 135 struct wilc_wfi_key g_key_ptk_params;
 136 struct wilc_wfi_wep_key g_key_wep_params;
 137 u8 g_flushing_in_progress;
 138 WILC_Bool g_ptk_keys_saved = WILC_FALSE;
 139 WILC_Bool g_gtk_keys_saved = WILC_FALSE;
 140 WILC_Bool g_wep_keys_saved = WILC_FALSE;
 141
 142 #define AGING_TIME      (9 * 1000)
 143 #define duringIP_TIME 15000
 144
 145 void clear_shadow_scan(void *pUserVoid)
 146 {
 147         struct WILC_WFI_priv *priv;
 148         int i;
 149         priv = (struct WILC_WFI_priv *)pUserVoid;
 150         if (op_ifcs == 0) {
 151                 WILC_TimerDestroy(&hAgingTimer, NULL);
 152                 PRINT_INFO(CORECONFIG_DBG, "destroy aging timer\n");
 153
 154                 for (i = 0; i < u32LastScannedNtwrksCountShadow; i++) {
 155                         if (astrLastScannedNtwrksShadow[u32LastScannedNtwrksCountShadow].pu8IEs != NULL) {
 156                                 WILC_FREE(astrLastScannedNtwrksShadow[i].pu8IEs);
 157                                 astrLastScannedNtwrksShadow[u32LastScannedNtwrksCountShadow].pu8IEs = NULL;
 158                         }
 159
 160                         host_int_freeJoinParams(astrLastScannedNtwrksShadow[i].pJoinParams);
 161                         astrLastScannedNtwrksShadow[i].pJoinParams = NULL;
 162                 }
 163                 u32LastScannedNtwrksCountShadow = 0;
 164         }
 165
 166 }
 167
 168 uint32_t get_rssi_avg(tstrNetworkInfo *pstrNetworkInfo)
 169 {
 170         uint8_t i;
 171         int rssi_v = 0;
 172         uint8_t num_rssi = (pstrNetworkInfo->strRssi.u8Full) ? NUM_RSSI : (pstrNetworkInfo->strRssi.u8Index);
 173
 174         for (i = 0; i < num_rssi; i++)
 175                 rssi_v += pstrNetworkInfo->strRssi.as8RSSI[i];
 176
 177         rssi_v /= num_rssi;
 178         return rssi_v;
 179 }
 180
 181 void refresh_scan(void *pUserVoid, uint8_t all, WILC_Bool bDirectScan)
 182 {
 183         struct WILC_WFI_priv *priv;
 184         struct wiphy *wiphy;
 185         struct cfg80211_bss *bss = NULL;
 186         int i;
 187         int rssi = 0;
 188
 189         priv = (struct WILC_WFI_priv *)pUserVoid;
 190         wiphy = priv->dev->ieee80211_ptr->wiphy;
 191
 192         for (i = 0; i < u32LastScannedNtwrksCountShadow; i++) {
 193                 tstrNetworkInfo *pstrNetworkInfo;
 194                 pstrNetworkInfo = &(astrLastScannedNtwrksShadow[i]);
 195
 196
 197                 if ((!pstrNetworkInfo->u8Found) || all) {
 198                         WILC_Sint32 s32Freq;
 199                         struct ieee80211_channel *channel;
 200
 201                         if (pstrNetworkInfo != NULL) {
 202
 203                                 s32Freq = ieee80211_channel_to_frequency((WILC_Sint32)pstrNetworkInfo->u8channel, IEEE80211_BAND_2GHZ);
 204                                 channel = ieee80211_get_channel(wiphy, s32Freq);
 205
 206                                 rssi = get_rssi_avg(pstrNetworkInfo);
 207                                 if (WILC_memcmp("DIRECT-", pstrNetworkInfo->au8ssid, 7) || bDirectScan) {
 208                                         bss = cfg80211_inform_bss(wiphy, channel, CFG80211_BSS_FTYPE_UNKNOWN, pstrNetworkInfo->au8bssid, pstrNetworkInfo->u64Tsf, pstrNetworkInfo->u16CapInfo,
 209                                                                   pstrNetworkInfo->u16BeaconPeriod, (const u8 *)pstrNetworkInfo->pu8IEs,
 210                                                                   (size_t)pstrNetworkInfo->u16IEsLen, (((WILC_Sint32)rssi) * 100), GFP_KERNEL);
 211                                         cfg80211_put_bss(wiphy, bss);
 212                                 }
 213                         }
 214
 215                 }
 216         }
 217
 218 }
 219
 220 void reset_shadow_found(void *pUserVoid)
 221 {
 222         struct WILC_WFI_priv *priv;
 223         int i;
 224         priv = (struct WILC_WFI_priv *)pUserVoid;
 225         for (i = 0; i < u32LastScannedNtwrksCountShadow; i++) {
 226                 astrLastScannedNtwrksShadow[i].u8Found = 0;
 227
 228         }
 229 }
 230
 231 void update_scan_time(void *pUserVoid)
 232 {
 233         struct WILC_WFI_priv *priv;
 234         int i;
 235         priv = (struct WILC_WFI_priv *)pUserVoid;
 236         for (i = 0; i < u32LastScannedNtwrksCountShadow; i++) {
 237                 astrLastScannedNtwrksShadow[i].u32TimeRcvdInScan = jiffies;
 238         }
 239 }
 240
 241 void remove_network_from_shadow(void *pUserVoid)
 242 {
 243         struct WILC_WFI_priv *priv;
 244         unsigned long now = jiffies;
 245         int i, j;
 246
 247         priv = (struct WILC_WFI_priv *)pUserVoid;
 248
 249         for (i = 0; i < u32LastScannedNtwrksCountShadow; i++) {
 250                 if (time_after(now, astrLastScannedNtwrksShadow[i].u32TimeRcvdInScan + (unsigned long)(SCAN_RESULT_EXPIRE))) {
 251                         PRINT_D(CFG80211_DBG, "Network expired in ScanShadow: %s \n", astrLastScannedNtwrksShadow[i].au8ssid);
 252
 253                         if (astrLastScannedNtwrksShadow[i].pu8IEs != NULL) {
 254                                 WILC_FREE(astrLastScannedNtwrksShadow[i].pu8IEs);
 255                                 astrLastScannedNtwrksShadow[i].pu8IEs = NULL;
 256                         }
 257
 258                         host_int_freeJoinParams(astrLastScannedNtwrksShadow[i].pJoinParams);
 259
 260                         for (j = i; (j < u32LastScannedNtwrksCountShadow - 1); j++) {
 261                                 astrLastScannedNtwrksShadow[j] = astrLastScannedNtwrksShadow[j + 1];
 262                         }
 263                         u32LastScannedNtwrksCountShadow--;
 264                 }
 265         }
 266
 267         PRINT_D(CFG80211_DBG, "Number of cached networks: %d\n", u32LastScannedNtwrksCountShadow);
 268         if (u32LastScannedNtwrksCountShadow != 0)
 269                 WILC_TimerStart(&(hAgingTimer), AGING_TIME, pUserVoid, NULL);
 270         else
 271                 PRINT_D(CFG80211_DBG, "No need to restart Aging timer\n");
 272 }
 273
 274 #ifdef DISABLE_PWRSAVE_AND_SCAN_DURING_IP
 275 void clear_duringIP(void *pUserVoid)
 276 {
 277         PRINT_D(GENERIC_DBG, "GO:IP Obtained , enable scan\n");
 278         g_obtainingIP = WILC_FALSE;
 279 }
 280 #endif
 281
 282 int8_t is_network_in_shadow(tstrNetworkInfo *pstrNetworkInfo, void *pUserVoid)
 283 {
 284         struct WILC_WFI_priv *priv;
 285         int8_t state = -1;
 286         int i;
 287
 288         priv = (struct WILC_WFI_priv *)pUserVoid;
 289         if (u32LastScannedNtwrksCountShadow == 0) {
 290                 PRINT_D(CFG80211_DBG, "Starting Aging timer\n");
 291                 WILC_TimerStart(&(hAgingTimer), AGING_TIME, pUserVoid, NULL);
 292                 state = -1;
 293         } else {
 294                 /* Linear search for now */
 295                 for (i = 0; i < u32LastScannedNtwrksCountShadow; i++) {
 296                         if (WILC_memcmp(astrLastScannedNtwrksShadow[i].au8bssid,
 297                                         pstrNetworkInfo->au8bssid, 6) == 0) {
 298                                 state = i;
 299                                 break;
 300                         }
 301                 }
 302         }
 303         return state;
 304 }
 305
 306 void add_network_to_shadow(tstrNetworkInfo *pstrNetworkInfo, void *pUserVoid, void *pJoinParams)
 307 {
 308         struct WILC_WFI_priv *priv;
 309         int8_t ap_found = is_network_in_shadow(pstrNetworkInfo, pUserVoid);
 310         uint32_t ap_index = 0;
 311         uint8_t rssi_index = 0;
 312         priv = (struct WILC_WFI_priv *)pUserVoid;
 313
 314         if (u32LastScannedNtwrksCountShadow >= MAX_NUM_SCANNED_NETWORKS_SHADOW) {
 315                 PRINT_D(CFG80211_DBG, "Shadow network reached its maximum limit\n");
 316                 return;
 317         }
 318         if (ap_found == -1) {
 319                 ap_index = u32LastScannedNtwrksCountShadow;
 320                 u32LastScannedNtwrksCountShadow++;
 321
 322         } else {
 323                 ap_index = ap_found;
 324         }
 325         rssi_index = astrLastScannedNtwrksShadow[ap_index].strRssi.u8Index;
 326         astrLastScannedNtwrksShadow[ap_index].strRssi.as8RSSI[rssi_index++] = pstrNetworkInfo->s8rssi;
 327         if (rssi_index == NUM_RSSI) {
 328                 rssi_index = 0;
 329                 astrLastScannedNtwrksShadow[ap_index].strRssi.u8Full = 1;
 330         }
 331         astrLastScannedNtwrksShadow[ap_index].strRssi.u8Index = rssi_index;
 332
 333         astrLastScannedNtwrksShadow[ap_index].s8rssi = pstrNetworkInfo->s8rssi;
 334         astrLastScannedNtwrksShadow[ap_index].u16CapInfo = pstrNetworkInfo->u16CapInfo;
 335
 336         astrLastScannedNtwrksShadow[ap_index].u8SsidLen = pstrNetworkInfo->u8SsidLen;
 337         WILC_memcpy(astrLastScannedNtwrksShadow[ap_index].au8ssid,
 338                     pstrNetworkInfo->au8ssid, pstrNetworkInfo->u8SsidLen);
 339
 340         WILC_memcpy(astrLastScannedNtwrksShadow[ap_index].au8bssid,
 341                     pstrNetworkInfo->au8bssid, ETH_ALEN);
 342
 343         astrLastScannedNtwrksShadow[ap_index].u16BeaconPeriod = pstrNetworkInfo->u16BeaconPeriod;
 344         astrLastScannedNtwrksShadow[ap_index].u8DtimPeriod = pstrNetworkInfo->u8DtimPeriod;
 345         astrLastScannedNtwrksShadow[ap_index].u8channel = pstrNetworkInfo->u8channel;
 346
 347         astrLastScannedNtwrksShadow[ap_index].u16IEsLen = pstrNetworkInfo->u16IEsLen;
 348         astrLastScannedNtwrksShadow[ap_index].u64Tsf = pstrNetworkInfo->u64Tsf;
 349         if (ap_found != -1)
 350                 WILC_FREE(astrLastScannedNtwrksShadow[ap_index].pu8IEs);
 351         astrLastScannedNtwrksShadow[ap_index].pu8IEs =
 352                 (u8 *)WILC_MALLOC(pstrNetworkInfo->u16IEsLen);        /* will be deallocated by the WILC_WFI_CfgScan() function */
 353         WILC_memcpy(astrLastScannedNtwrksShadow[ap_index].pu8IEs,
 354                     pstrNetworkInfo->pu8IEs, pstrNetworkInfo->u16IEsLen);
 355
 356         astrLastScannedNtwrksShadow[ap_index].u32TimeRcvdInScan = jiffies;
 357         astrLastScannedNtwrksShadow[ap_index].u32TimeRcvdInScanCached = jiffies;
 358         astrLastScannedNtwrksShadow[ap_index].u8Found = 1;
 359         if (ap_found != -1)
 360                 host_int_freeJoinParams(astrLastScannedNtwrksShadow[ap_index].pJoinParams);
 361         astrLastScannedNtwrksShadow[ap_index].pJoinParams = pJoinParams;
 362
 363 }
 364
 365
 366 /**
 367  *  @brief      CfgScanResult
 368  *  @details  Callback function which returns the scan results found
 369  *
 370  *  @param[in] tenuScanEvent enuScanEvent: enum, indicating the scan event triggered, whether that is
 371  *                        SCAN_EVENT_NETWORK_FOUND or SCAN_EVENT_DONE
 372  *                        tstrNetworkInfo* pstrNetworkInfo: structure holding the scan results information
 373  *                        void* pUserVoid: Private structure associated with the wireless interface
 374  *  @return     NONE
 375  *  @author     mabubakr
 376  *  @date
 377  *  @version    1.0
 378  */
 379 static void CfgScanResult(tenuScanEvent enuScanEvent, tstrNetworkInfo *pstrNetworkInfo, void *pUserVoid, void *pJoinParams)
 380 {
 381         struct WILC_WFI_priv *priv;
 382         struct wiphy *wiphy;
 383         WILC_Sint32 s32Freq;
 384         struct ieee80211_channel *channel;
 385         WILC_Sint32 s32Error = WILC_SUCCESS;
 386         struct cfg80211_bss *bss = NULL;
 387
 388         priv = (struct WILC_WFI_priv *)pUserVoid;
 389         if (priv->bCfgScanning == WILC_TRUE) {
 390                 if (enuScanEvent == SCAN_EVENT_NETWORK_FOUND) {
 391                         wiphy = priv->dev->ieee80211_ptr->wiphy;
 392                         WILC_NULLCHECK(s32Error, wiphy);
 393                         if (wiphy->signal_type == CFG80211_SIGNAL_TYPE_UNSPEC
 394                             &&
 395                             ((((WILC_Sint32)pstrNetworkInfo->s8rssi) * 100) < 0
 396                              ||
 397                              (((WILC_Sint32)pstrNetworkInfo->s8rssi) * 100) > 100)
 398                             ) {
 399                                 WILC_ERRORREPORT(s32Error, WILC_FAIL);
 400                         }
 401
 402                         if (pstrNetworkInfo != NULL) {
 403                                 s32Freq = ieee80211_channel_to_frequency((WILC_Sint32)pstrNetworkInfo->u8channel, IEEE80211_BAND_2GHZ);
 404                                 channel = ieee80211_get_channel(wiphy, s32Freq);
 405
 406                                 WILC_NULLCHECK(s32Error, channel);
 407
 408                                 PRINT_INFO(CFG80211_DBG, "Network Info:: CHANNEL Frequency: %d, RSSI: %d, CapabilityInfo: %d,"
 409                                            "BeaconPeriod: %d \n", channel->center_freq, (((WILC_Sint32)pstrNetworkInfo->s8rssi) * 100),
 410                                            pstrNetworkInfo->u16CapInfo, pstrNetworkInfo->u16BeaconPeriod);
 411
 412                                 if (pstrNetworkInfo->bNewNetwork == WILC_TRUE) {
 413                                         if (priv->u32RcvdChCount < MAX_NUM_SCANNED_NETWORKS) { /* TODO: mostafa: to be replaced by */
 414                                                 /*               max_scan_ssids */
 415                                                 PRINT_D(CFG80211_DBG, "Network %s found\n", pstrNetworkInfo->au8ssid);
 416
 417
 418                                                 priv->u32RcvdChCount++;
 419
 420
 421
 422                                                 if (pJoinParams == NULL) {
 423                                                         PRINT_INFO(CORECONFIG_DBG, ">> Something really bad happened\n");
 424                                                 }
 425                                                 add_network_to_shadow(pstrNetworkInfo, priv, pJoinParams);
 426
 427                                                 /*P2P peers are sent to WPA supplicant and added to shadow table*/
 428
 429                                                 if (!(WILC_memcmp("DIRECT-", pstrNetworkInfo->au8ssid, 7))) {
 430                                                         bss = cfg80211_inform_bss(wiphy, channel, CFG80211_BSS_FTYPE_UNKNOWN,  pstrNetworkInfo->au8bssid, pstrNetworkInfo->u64Tsf, pstrNetworkInfo->u16CapInfo,
 431                                                                                   pstrNetworkInfo->u16BeaconPeriod, (const u8 *)pstrNetworkInfo->pu8IEs,
 432                                                                                   (size_t)pstrNetworkInfo->u16IEsLen, (((WILC_Sint32)pstrNetworkInfo->s8rssi) * 100), GFP_KERNEL);
 433                                                         cfg80211_put_bss(wiphy, bss);
 434                                                 }
 435
 436
 437                                         } else {
 438                                                 PRINT_ER("Discovered networks exceeded the max limit\n");
 439                                         }
 440                                 } else {
 441                                         u32 i;
 442                                         /* So this network is discovered before, we'll just update its RSSI */
 443                                         for (i = 0; i < priv->u32RcvdChCount; i++) {
 444                                                 if (WILC_memcmp(astrLastScannedNtwrksShadow[i].au8bssid, pstrNetworkInfo->au8bssid, 6) == 0) {
 445                                                         PRINT_D(CFG80211_DBG, "Update RSSI of %s \n", astrLastScannedNtwrksShadow[i].au8ssid);
 446
 447                                                         astrLastScannedNtwrksShadow[i].s8rssi = pstrNetworkInfo->s8rssi;
 448                                                         astrLastScannedNtwrksShadow[i].u32TimeRcvdInScan = jiffies;
 449                                                         break;
 450                                                 }
 451                                         }
 452                                 }
 453                         }
 454                 } else if (enuScanEvent == SCAN_EVENT_DONE)    {
 455                         PRINT_D(CFG80211_DBG, "Scan Done[%p] \n", priv->dev);
 456                         PRINT_D(CFG80211_DBG, "Refreshing Scan ... \n");
 457                         refresh_scan(priv, 1, WILC_FALSE);
 458
 459                         if (priv->u32RcvdChCount > 0) {
 460                                 PRINT_D(CFG80211_DBG, "%d Network(s) found \n", priv->u32RcvdChCount);
 461                         } else {
 462                                 PRINT_D(CFG80211_DBG, "No networks found \n");
 463                         }
 464
 465                         down(&(priv->hSemScanReq));
 466
 467                         if (priv->pstrScanReq != NULL) {
 468                                 cfg80211_scan_done(priv->pstrScanReq, WILC_FALSE);
 469                                 priv->u32RcvdChCount = 0;
 470                                 priv->bCfgScanning = WILC_FALSE;
 471                                 priv->pstrScanReq = NULL;
 472                         }
 473                         up(&(priv->hSemScanReq));
 474
 475                 }
 476                 /*Aborting any scan operation during mac close*/
 477                 else if (enuScanEvent == SCAN_EVENT_ABORTED) {
 478                         down(&(priv->hSemScanReq));
 479
 480                         PRINT_D(CFG80211_DBG, "Scan Aborted \n");
 481                         if (priv->pstrScanReq != NULL) {
 482
 483                                 update_scan_time(priv);
 484                                 refresh_scan(priv, 1, WILC_FALSE);
 485
 486                                 cfg80211_scan_done(priv->pstrScanReq, WILC_FALSE);
 487                                 priv->bCfgScanning = WILC_FALSE;
 488                                 priv->pstrScanReq = NULL;
 489                         }
 490                         up(&(priv->hSemScanReq));
 491                 }
 492         }
 493
 494
 495         WILC_CATCH(s32Error)
 496         {
 497         }
 498 }
 499
 500
 501 /**
 502  *  @brief      WILC_WFI_Set_PMKSA
 503  *  @details  Check if pmksa is cached and set it.
 504  *  @param[in]
 505  *  @return     int : Return 0 on Success
 506  *  @author     mdaftedar
 507  *  @date       01 MAR 2012
 508  *  @version    1.0
 509  */
 510 int WILC_WFI_Set_PMKSA(u8 *bssid, struct WILC_WFI_priv *priv)
 511 {
 512         u32 i;
 513         WILC_Sint32 s32Error = WILC_SUCCESS;
 514
 515
 516         for (i = 0; i < priv->pmkid_list.numpmkid; i++) {
 517
 518                 if (!WILC_memcmp(bssid, priv->pmkid_list.pmkidlist[i].bssid,
 519                                  ETH_ALEN)) {
 520                         PRINT_D(CFG80211_DBG, "PMKID successful comparison");
 521
 522                         /*If bssid is found, set the values*/
 523                         s32Error = host_int_set_pmkid_info(priv->hWILCWFIDrv, &priv->pmkid_list);
 524
 525                         if (s32Error != WILC_SUCCESS)
 526                                 PRINT_ER("Error in pmkid\n");
 527
 528                         break;
 529                 }
 530         }
 531
 532         return s32Error;
 533
 534
 535 }
 536 int linux_wlan_set_bssid(struct net_device *wilc_netdev, uint8_t *pBSSID);
 537
 538
 539 /**
 540  *  @brief      CfgConnectResult
 541  *  @details
 542  *  @param[in] tenuConnDisconnEvent enuConnDisconnEvent: Type of connection response either
 543  *                        connection response or disconnection notification.
 544  *                        tstrConnectInfo* pstrConnectInfo: COnnection information.
 545  *                        u8 u8MacStatus: Mac Status from firmware
 546  *                        tstrDisconnectNotifInfo* pstrDisconnectNotifInfo: Disconnection Notification
 547  *                        void* pUserVoid: Private data associated with wireless interface
 548  *  @return     NONE
 549  *  @author     mabubakr
 550  *  @date       01 MAR 2012
 551  *  @version    1.0
 552  */
 553 int connecting;
 554
 555 static void CfgConnectResult(tenuConnDisconnEvent enuConnDisconnEvent,
 556                              tstrConnectInfo *pstrConnectInfo,
 557                              u8 u8MacStatus,
 558                              tstrDisconnectNotifInfo *pstrDisconnectNotifInfo,
 559                              void *pUserVoid)
 560 {
 561         struct WILC_WFI_priv *priv;
 562         struct net_device *dev;
 563         #ifdef WILC_P2P
 564         tstrWILC_WFIDrv *pstrWFIDrv;
 565         #endif
 566         u8 NullBssid[ETH_ALEN] = {0};
 567         connecting = 0;
 568
 569         priv = (struct WILC_WFI_priv *)pUserVoid;
 570         dev = priv->dev;
 571         #ifdef WILC_P2P
 572         pstrWFIDrv = (tstrWILC_WFIDrv *)priv->hWILCWFIDrv;
 573         #endif
 574
 575         if (enuConnDisconnEvent == CONN_DISCONN_EVENT_CONN_RESP) {
 576                 /*Initialization*/
 577                 u16 u16ConnectStatus = WLAN_STATUS_SUCCESS;
 578
 579                 u16ConnectStatus = pstrConnectInfo->u16ConnectStatus;
 580
 581                 PRINT_D(CFG80211_DBG, " Connection response received = %d\n", u8MacStatus);
 582
 583                 if ((u8MacStatus == MAC_DISCONNECTED) &&
 584                     (pstrConnectInfo->u16ConnectStatus == SUCCESSFUL_STATUSCODE)) {
 585                         /* The case here is that our station was waiting for association response frame and has just received it containing status code
 586                          *  = SUCCESSFUL_STATUSCODE, while mac status is MAC_DISCONNECTED (which means something wrong happened) */
 587                         u16ConnectStatus = WLAN_STATUS_UNSPECIFIED_FAILURE;
 588                         linux_wlan_set_bssid(priv->dev, NullBssid);
 589                         WILC_memset(u8ConnectedSSID, 0, ETH_ALEN);
 590
 591                         /*BugID_5457*/
 592                         /*Invalidate u8WLANChannel value on wlan0 disconnect*/
 593                         #ifdef WILC_P2P
 594                         if (!pstrWFIDrv->u8P2PConnect)
 595                                 u8WLANChannel = INVALID_CHANNEL;
 596                         #endif
 597
 598                         PRINT_ER("Unspecified failure: Connection status %d : MAC status = %d \n", u16ConnectStatus, u8MacStatus);
 599                 }
 600
 601                 if (u16ConnectStatus == WLAN_STATUS_SUCCESS) {
 602                         WILC_Bool bNeedScanRefresh = WILC_FALSE;
 603                         u32 i;
 604
 605                         PRINT_INFO(CFG80211_DBG, "Connection Successful:: BSSID: %x%x%x%x%x%x\n", pstrConnectInfo->au8bssid[0],
 606                                    pstrConnectInfo->au8bssid[1], pstrConnectInfo->au8bssid[2], pstrConnectInfo->au8bssid[3], pstrConnectInfo->au8bssid[4], pstrConnectInfo->au8bssid[5]);
 607                         WILC_memcpy(priv->au8AssociatedBss, pstrConnectInfo->au8bssid, ETH_ALEN);
 608
 609                         /* BugID_4209: if this network has expired in the scan results in the above nl80211 layer, refresh them here by calling
 610                          *  cfg80211_inform_bss() with the last Scan results before calling cfg80211_connect_result() to avoid
 611                          *  Linux kernel warning generated at the nl80211 layer */
 612
 613                         for (i = 0; i < u32LastScannedNtwrksCountShadow; i++) {
 614                                 if (WILC_memcmp(astrLastScannedNtwrksShadow[i].au8bssid,
 615                                                 pstrConnectInfo->au8bssid, ETH_ALEN) == 0) {
 616                                         unsigned long now = jiffies;
 617
 618                                         if (time_after(now,
 619                                                        astrLastScannedNtwrksShadow[i].u32TimeRcvdInScanCached + (unsigned long)(nl80211_SCAN_RESULT_EXPIRE - (1 * HZ)))) {
 620                                                 bNeedScanRefresh = WILC_TRUE;
 621                                         }
 622
 623                                         break;
 624                                 }
 625                         }
 626
 627                         if (bNeedScanRefresh == WILC_TRUE) {
 628                                 /*BugID_5418*/
 629                                 /*Also, refrsh DIRECT- results if */
 630                                 refresh_scan(priv, 1, WILC_TRUE);
 631
 632                         }
 633
 634                 }
 635
 636
 637                 PRINT_D(CFG80211_DBG, "Association request info elements length = %zu\n", pstrConnectInfo->ReqIEsLen);
 638
 639                 PRINT_D(CFG80211_DBG, "Association response info elements length = %d\n", pstrConnectInfo->u16RespIEsLen);
 640
 641                 cfg80211_connect_result(dev, pstrConnectInfo->au8bssid,
 642                                         pstrConnectInfo->pu8ReqIEs, pstrConnectInfo->ReqIEsLen,
 643                                         pstrConnectInfo->pu8RespIEs, pstrConnectInfo->u16RespIEsLen,
 644                                         u16ConnectStatus, GFP_KERNEL);                         /* TODO: mostafa: u16ConnectStatus to */
 645                 /* be replaced by pstrConnectInfo->u16ConnectStatus */
 646         } else if (enuConnDisconnEvent == CONN_DISCONN_EVENT_DISCONN_NOTIF)    {
 647                 #ifdef DISABLE_PWRSAVE_AND_SCAN_DURING_IP
 648                 g_obtainingIP = WILC_FALSE;
 649                 #endif
 650                 PRINT_ER("Received MAC_DISCONNECTED from firmware with reason %d on dev [%p]\n",
 651                          pstrDisconnectNotifInfo->u16reason, priv->dev);
 652                 u8P2Plocalrandom = 0x01;
 653                 u8P2Precvrandom = 0x00;
 654                 bWilc_ie = WILC_FALSE;
 655                 WILC_memset(priv->au8AssociatedBss, 0, ETH_ALEN);
 656                 linux_wlan_set_bssid(priv->dev, NullBssid);
 657                 WILC_memset(u8ConnectedSSID, 0, ETH_ALEN);
 658
 659                 /*BugID_5457*/
 660                 /*Invalidate u8WLANChannel value on wlan0 disconnect*/
 661                 #ifdef WILC_P2P
 662                 if (!pstrWFIDrv->u8P2PConnect)
 663                         u8WLANChannel = INVALID_CHANNEL;
 664                 #endif
 665                 /*BugID_5315*/
 666                 /*Incase "P2P CLIENT Connected" send deauthentication reason by 3 to force the WPA_SUPPLICANT to directly change
 667                  *      virtual interface to station*/
 668                 if ((pstrWFIDrv->IFC_UP) && (dev == g_linux_wlan->strInterfaceInfo[1].wilc_netdev)) {
 669                         pstrDisconnectNotifInfo->u16reason = 3;
 670                 }
 671                 /*BugID_5315*/
 672                 /*Incase "P2P CLIENT during connection(not connected)" send deauthentication reason by 1 to force the WPA_SUPPLICANT
 673                  *      to scan again and retry the connection*/
 674                 else if ((!pstrWFIDrv->IFC_UP) && (dev == g_linux_wlan->strInterfaceInfo[1].wilc_netdev)) {
 675                         pstrDisconnectNotifInfo->u16reason = 1;
 676                 }
 677                 cfg80211_disconnected(dev, pstrDisconnectNotifInfo->u16reason, pstrDisconnectNotifInfo->ie,
 678                                       pstrDisconnectNotifInfo->ie_len, GFP_KERNEL);
 679
 680         }
 681
 682 }
 683
 684
 685 /**
 686  *  @brief      WILC_WFI_CfgSetChannel
 687  *  @details    Set channel for a given wireless interface. Some devices
 688  *                      may support multi-channel operation (by channel hopping) so cfg80211
 689  *                      doesn't verify much. Note, however, that the passed netdev may be
 690  *                      %NULL as well if the user requested changing the channel for the
 691  *                      device itself, or for a monitor interface.
 692  *  @param[in]
 693  *  @return     int : Return 0 on Success
 694  *  @author     mdaftedar
 695  *  @date       01 MAR 2012
 696  *  @version    1.0
 697  */
 698 static int WILC_WFI_CfgSetChannel(struct wiphy *wiphy,
 699                                   struct cfg80211_chan_def *chandef)
 700 {
 701
 702         u32 channelnum = 0;
 703         struct WILC_WFI_priv *priv;
 704         WILC_Sint32 s32Error = WILC_SUCCESS;
 705         priv = wiphy_priv(wiphy);
 706
 707         channelnum = ieee80211_frequency_to_channel(chandef->chan->center_freq);
 708         PRINT_D(CFG80211_DBG, "Setting channel %d with frequency %d\n", channelnum, chandef->chan->center_freq);
 709
 710         u8CurrChannel = channelnum;
 711         s32Error   = host_int_set_mac_chnl_num(priv->hWILCWFIDrv, channelnum);
 712
 713         if (s32Error != WILC_SUCCESS)
 714                 PRINT_ER("Error in setting channel %d\n", channelnum);
 715
 716         return s32Error;
 717 }
 718
 719 /**
 720  *  @brief      WILC_WFI_CfgScan
 721  *  @details    Request to do a scan. If returning zero, the scan request is given
 722  *                      the driver, and will be valid until passed to cfg80211_scan_done().
 723  *                      For scan results, call cfg80211_inform_bss(); you can call this outside
 724  *                      the scan/scan_done bracket too.
 725  *  @param[in]
 726  *  @return     int : Return 0 on Success
 727  *  @author     mabubakr
 728  *  @date       01 MAR 2012
 729  *  @version    1.0
 730  */
 731
 732 /*
 733  *      kernel version 3.8.8 supported
 734  *      tony, sswd, WILC-KR, 2013-10-29
 735  */
 736 static int WILC_WFI_CfgScan(struct wiphy *wiphy, struct cfg80211_scan_request *request)
 737 {
 738         struct WILC_WFI_priv *priv;
 739         u32 i;
 740         WILC_Sint32 s32Error = WILC_SUCCESS;
 741         u8 au8ScanChanList[MAX_NUM_SCANNED_NETWORKS];
 742         tstrHiddenNetwork strHiddenNetwork;
 743
 744         priv = wiphy_priv(wiphy);
 745
 746         priv->pstrScanReq = request;
 747
 748         priv->u32RcvdChCount = 0;
 749
 750         host_int_set_wfi_drv_handler((u32)priv->hWILCWFIDrv);
 751
 752
 753         reset_shadow_found(priv);
 754
 755         priv->bCfgScanning = WILC_TRUE;
 756         if (request->n_channels <= MAX_NUM_SCANNED_NETWORKS) { /* TODO: mostafa: to be replaced by */
 757                 /*               max_scan_ssids */
 758                 for (i = 0; i < request->n_channels; i++) {
 759                         au8ScanChanList[i] = (u8)ieee80211_frequency_to_channel(request->channels[i]->center_freq);
 760                         PRINT_INFO(CFG80211_DBG, "ScanChannel List[%d] = %d,", i, au8ScanChanList[i]);
 761                 }
 762
 763                 PRINT_D(CFG80211_DBG, "Requested num of scan channel %d\n", request->n_channels);
 764                 PRINT_D(CFG80211_DBG, "Scan Request IE len =  %zu\n", request->ie_len);
 765
 766                 PRINT_D(CFG80211_DBG, "Number of SSIDs %d\n", request->n_ssids);
 767
 768                 if (request->n_ssids >= 1) {
 769
 770
 771                         strHiddenNetwork.pstrHiddenNetworkInfo = WILC_MALLOC(request->n_ssids * sizeof(tstrHiddenNetwork));
 772                         strHiddenNetwork.u8ssidnum = request->n_ssids;
 773
 774
 775                         /*BugID_4156*/
 776                         for (i = 0; i < request->n_ssids; i++) {
 777
 778                                 if (request->ssids[i].ssid != NULL && request->ssids[i].ssid_len != 0) {
 779                                         strHiddenNetwork.pstrHiddenNetworkInfo[i].pu8ssid = WILC_MALLOC(request->ssids[i].ssid_len);
 780                                         WILC_memcpy(strHiddenNetwork.pstrHiddenNetworkInfo[i].pu8ssid, request->ssids[i].ssid, request->ssids[i].ssid_len);
 781                                         strHiddenNetwork.pstrHiddenNetworkInfo[i].u8ssidlen = request->ssids[i].ssid_len;
 782                                 } else {
 783                                         PRINT_D(CFG80211_DBG, "Received one NULL SSID \n");
 784                                         strHiddenNetwork.u8ssidnum -= 1;
 785                                 }
 786                         }
 787                         PRINT_D(CFG80211_DBG, "Trigger Scan Request \n");
 788                         s32Error = host_int_scan(priv->hWILCWFIDrv, USER_SCAN, ACTIVE_SCAN,
 789                                                  au8ScanChanList, request->n_channels,
 790                                                  (const u8 *)request->ie, request->ie_len,
 791                                                  CfgScanResult, (void *)priv, &strHiddenNetwork);
 792                 } else {
 793                         PRINT_D(CFG80211_DBG, "Trigger Scan Request \n");
 794                         s32Error = host_int_scan(priv->hWILCWFIDrv, USER_SCAN, ACTIVE_SCAN,
 795                                                  au8ScanChanList, request->n_channels,
 796                                                  (const u8 *)request->ie, request->ie_len,
 797                                                  CfgScanResult, (void *)priv, NULL);
 798                 }
 799
 800         } else {
 801                 PRINT_ER("Requested num of scanned channels is greater than the max, supported"
 802                          " channels \n");
 803         }
 804
 805         if (s32Error != WILC_SUCCESS) {
 806                 s32Error = -EBUSY;
 807                 PRINT_WRN(CFG80211_DBG, "Device is busy: Error(%d)\n", s32Error);
 808         }
 809
 810         return s32Error;
 811 }
 812
 813 /**
 814  *  @brief      WILC_WFI_CfgConnect
 815  *  @details    Connect to the ESS with the specified parameters. When connected,
 816  *                      call cfg80211_connect_result() with status code %WLAN_STATUS_SUCCESS.
 817  *                      If the connection fails for some reason, call cfg80211_connect_result()
 818  *                      with the status from the AP.
 819  *  @param[in]
 820  *  @return     int : Return 0 on Success
 821  *  @author     mabubakr
 822  *  @date       01 MAR 2012
 823  *  @version    1.0
 824  */
 825 static int WILC_WFI_CfgConnect(struct wiphy *wiphy, struct net_device *dev,
 826                                struct cfg80211_connect_params *sme)
 827 {
 828         WILC_Sint32 s32Error = WILC_SUCCESS;
 829         u32 i;
 830         u8 u8security = NO_ENCRYPT;
 831         AUTHTYPE_T tenuAuth_type = ANY;
 832         WILC_Char *pcgroup_encrypt_val = NULL;
 833         WILC_Char *pccipher_group = NULL;
 834         WILC_Char *pcwpa_version = NULL;
 835
 836         struct WILC_WFI_priv *priv;
 837         tstrWILC_WFIDrv *pstrWFIDrv;
 838         tstrNetworkInfo *pstrNetworkInfo = NULL;
 839
 840
 841         connecting = 1;
 842         priv = wiphy_priv(wiphy);
 843         pstrWFIDrv = (tstrWILC_WFIDrv *)(priv->hWILCWFIDrv);
 844
 845         host_int_set_wfi_drv_handler((u32)priv->hWILCWFIDrv);
 846
 847         PRINT_D(CFG80211_DBG, "Connecting to SSID [%s] on netdev [%p] host if [%p]\n", sme->ssid, dev, priv->hWILCWFIDrv);
 848         #ifdef WILC_P2P
 849         if (!(WILC_strncmp(sme->ssid, "DIRECT-", 7))) {
 850                 PRINT_D(CFG80211_DBG, "Connected to Direct network,OBSS disabled\n");
 851                 pstrWFIDrv->u8P2PConnect = 1;
 852         } else
 853                 pstrWFIDrv->u8P2PConnect = 0;
 854         #endif
 855         PRINT_INFO(CFG80211_DBG, "Required SSID = %s\n , AuthType = %d \n", sme->ssid, sme->auth_type);
 856
 857         for (i = 0; i < u32LastScannedNtwrksCountShadow; i++) {
 858                 if ((sme->ssid_len == astrLastScannedNtwrksShadow[i].u8SsidLen) &&
 859                     WILC_memcmp(astrLastScannedNtwrksShadow[i].au8ssid,
 860                                 sme->ssid,
 861                                 sme->ssid_len) == 0) {
 862                         PRINT_INFO(CFG80211_DBG, "Network with required SSID is found %s\n", sme->ssid);
 863                         if (sme->bssid == NULL) {
 864                                 /* BSSID is not passed from the user, so decision of matching
 865                                  * is done by SSID only */
 866                                 PRINT_INFO(CFG80211_DBG, "BSSID is not passed from the user\n");
 867                                 break;
 868                         } else {
 869                                 /* BSSID is also passed from the user, so decision of matching
 870                                  * should consider also this passed BSSID */
 871                                 if (WILC_memcmp(astrLastScannedNtwrksShadow[i].au8bssid,
 872                                                 sme->bssid,
 873                                                 ETH_ALEN) == 0) {
 874                                         PRINT_INFO(CFG80211_DBG, "BSSID is passed from the user and matched\n");
 875                                         break;
 876                                 }
 877                         }
 878                 }
 879         }
 880
 881         if (i < u32LastScannedNtwrksCountShadow) {
 882                 PRINT_D(CFG80211_DBG, "Required bss is in scan results\n");
 883
 884                 pstrNetworkInfo = &(astrLastScannedNtwrksShadow[i]);
 885
 886                 PRINT_INFO(CFG80211_DBG, "network BSSID to be associated: %x%x%x%x%x%x\n",
 887                            pstrNetworkInfo->au8bssid[0], pstrNetworkInfo->au8bssid[1],
 888                            pstrNetworkInfo->au8bssid[2], pstrNetworkInfo->au8bssid[3],
 889                            pstrNetworkInfo->au8bssid[4], pstrNetworkInfo->au8bssid[5]);
 890         } else {
 891                 s32Error = -ENOENT;
 892                 if (u32LastScannedNtwrksCountShadow == 0)
 893                         PRINT_D(CFG80211_DBG, "No Scan results yet\n");
 894                 else
 895                         PRINT_D(CFG80211_DBG, "Required bss not in scan results: Error(%d)\n", s32Error);
 896
 897                 goto done;
 898         }
 899
 900         priv->WILC_WFI_wep_default = 0;
 901         WILC_memset(priv->WILC_WFI_wep_key, 0, sizeof(priv->WILC_WFI_wep_key));
 902         WILC_memset(priv->WILC_WFI_wep_key_len, 0, sizeof(priv->WILC_WFI_wep_key_len));
 903
 904         PRINT_INFO(CFG80211_DBG, "sme->crypto.wpa_versions=%x\n", sme->crypto.wpa_versions);
 905         PRINT_INFO(CFG80211_DBG, "sme->crypto.cipher_group=%x\n", sme->crypto.cipher_group);
 906
 907         PRINT_INFO(CFG80211_DBG, "sme->crypto.n_ciphers_pairwise=%d\n", sme->crypto.n_ciphers_pairwise);
 908
 909         if (INFO) {
 910                 for (i = 0; i < sme->crypto.n_ciphers_pairwise; i++)
 911                         PRINT_D(CORECONFIG_DBG, "sme->crypto.ciphers_pairwise[%d]=%x\n", i, sme->crypto.ciphers_pairwise[i]);
 912         }
 913
 914         if (sme->crypto.cipher_group != NO_ENCRYPT) {
 915                 /* To determine the u8security value, first we check the group cipher suite then {in case of WPA or WPA2}
 916                  *  we will add to it the pairwise cipher suite(s) */
 917                 pcwpa_version = "Default";
 918                 PRINT_D(CORECONFIG_DBG, ">> sme->crypto.wpa_versions: %x\n", sme->crypto.wpa_versions);
 919                 if (sme->crypto.cipher_group == WLAN_CIPHER_SUITE_WEP40) {
 920                         u8security = ENCRYPT_ENABLED | WEP;
 921                         pcgroup_encrypt_val = "WEP40";
 922                         pccipher_group = "WLAN_CIPHER_SUITE_WEP40";
 923                         PRINT_INFO(CFG80211_DBG, "WEP Default Key Idx = %d\n", sme->key_idx);
 924
 925                         if (INFO) {
 926                                 for (i = 0; i < sme->key_len; i++)
 927                                         PRINT_D(CORECONFIG_DBG, "WEP Key Value[%d] = %d\n", i, sme->key[i]);
 928                         }
 929                         priv->WILC_WFI_wep_default = sme->key_idx;
 930                         priv->WILC_WFI_wep_key_len[sme->key_idx] = sme->key_len;
 931                         WILC_memcpy(priv->WILC_WFI_wep_key[sme->key_idx], sme->key, sme->key_len);
 932
 933                         /*BugID_5137*/
 934                         g_key_wep_params.key_len = sme->key_len;
 935                         g_key_wep_params.key = WILC_MALLOC(sme->key_len);
 936                         memcpy(g_key_wep_params.key, sme->key, sme->key_len);
 937                         g_key_wep_params.key_idx = sme->key_idx;
 938                         g_wep_keys_saved = WILC_TRUE;
 939
 940                         host_int_set_WEPDefaultKeyID(priv->hWILCWFIDrv, sme->key_idx);
 941                         host_int_add_wep_key_bss_sta(priv->hWILCWFIDrv, sme->key, sme->key_len, sme->key_idx);
 942                 } else if (sme->crypto.cipher_group == WLAN_CIPHER_SUITE_WEP104)   {
 943                         u8security = ENCRYPT_ENABLED | WEP | WEP_EXTENDED;
 944                         pcgroup_encrypt_val = "WEP104";
 945                         pccipher_group = "WLAN_CIPHER_SUITE_WEP104";
 946
 947                         priv->WILC_WFI_wep_default = sme->key_idx;
 948                         priv->WILC_WFI_wep_key_len[sme->key_idx] = sme->key_len;
 949                         WILC_memcpy(priv->WILC_WFI_wep_key[sme->key_idx], sme->key, sme->key_len);
 950
 951                         /*BugID_5137*/
 952                         g_key_wep_params.key_len = sme->key_len;
 953                         g_key_wep_params.key = WILC_MALLOC(sme->key_len);
 954                         memcpy(g_key_wep_params.key, sme->key, sme->key_len);
 955                         g_key_wep_params.key_idx = sme->key_idx;
 956                         g_wep_keys_saved = WILC_TRUE;
 957
 958                         host_int_set_WEPDefaultKeyID(priv->hWILCWFIDrv, sme->key_idx);
 959                         host_int_add_wep_key_bss_sta(priv->hWILCWFIDrv, sme->key, sme->key_len, sme->key_idx);
 960                 } else if (sme->crypto.wpa_versions & NL80211_WPA_VERSION_2)   {
 961                         if (sme->crypto.cipher_group == WLAN_CIPHER_SUITE_TKIP) {
 962                                 u8security = ENCRYPT_ENABLED | WPA2 | TKIP;
 963                                 pcgroup_encrypt_val = "WPA2_TKIP";
 964                                 pccipher_group = "TKIP";
 965                         } else {     /* TODO: mostafa: here we assume that any other encryption type is AES */
 966                                      /* tenuSecurity_t = WPA2_AES; */
 967                                 u8security = ENCRYPT_ENABLED | WPA2 | AES;
 968                                 pcgroup_encrypt_val = "WPA2_AES";
 969                                 pccipher_group = "AES";
 970                         }
 971                         pcwpa_version = "WPA_VERSION_2";
 972                 } else if (sme->crypto.wpa_versions & NL80211_WPA_VERSION_1)   {
 973                         if (sme->crypto.cipher_group == WLAN_CIPHER_SUITE_TKIP) {
 974                                 u8security = ENCRYPT_ENABLED | WPA | TKIP;
 975                                 pcgroup_encrypt_val = "WPA_TKIP";
 976                                 pccipher_group = "TKIP";
 977                         } else {     /* TODO: mostafa: here we assume that any other encryption type is AES */
 978                                      /* tenuSecurity_t = WPA_AES; */
 979                                 u8security = ENCRYPT_ENABLED | WPA | AES;
 980                                 pcgroup_encrypt_val = "WPA_AES";
 981                                 pccipher_group = "AES";
 982
 983                         }
 984                         pcwpa_version = "WPA_VERSION_1";
 985
 986                 } else {
 987                         s32Error = -ENOTSUPP;
 988                         PRINT_ER("Not supported cipher: Error(%d)\n", s32Error);
 989
 990                         goto done;
 991                 }
 992
 993         }
 994
 995         /* After we set the u8security value from checking the group cipher suite, {in case of WPA or WPA2} we will
 996          *   add to it the pairwise cipher suite(s) */
 997         if ((sme->crypto.wpa_versions & NL80211_WPA_VERSION_1)
 998             || (sme->crypto.wpa_versions & NL80211_WPA_VERSION_2)) {
 999                 for (i = 0; i < sme->crypto.n_ciphers_pairwise; i++) {
1000                         if (sme->crypto.ciphers_pairwise[i] == WLAN_CIPHER_SUITE_TKIP) {
1001                                 u8security = u8security | TKIP;
1002                         } else {     /* TODO: mostafa: here we assume that any other encryption type is AES */
1003                                 u8security = u8security | AES;
1004                         }
1005                 }
1006         }
1007
1008         PRINT_D(CFG80211_DBG, "Adding key with cipher group = %x\n", sme->crypto.cipher_group);
1009
1010         PRINT_D(CFG80211_DBG, "Authentication Type = %d\n", sme->auth_type);
1011         switch (sme->auth_type) {
1012         case NL80211_AUTHTYPE_OPEN_SYSTEM:
1013                 PRINT_D(CFG80211_DBG, "In OPEN SYSTEM\n");
1014                 tenuAuth_type = OPEN_SYSTEM;
1015                 break;
1016
1017         case NL80211_AUTHTYPE_SHARED_KEY:
1018                 tenuAuth_type = SHARED_KEY;
1019                 PRINT_D(CFG80211_DBG, "In SHARED KEY\n");
1020                 break;
1021
1022         default:
1023                 PRINT_D(CFG80211_DBG, "Automatic Authentation type = %d\n", sme->auth_type);
1024         }
1025
1026
1027         /* ai: key_mgmt: enterprise case */
1028         if (sme->crypto.n_akm_suites) {
1029                 switch (sme->crypto.akm_suites[0]) {
1030                 case WLAN_AKM_SUITE_8021X:
1031                         tenuAuth_type = IEEE8021;
1032                         break;
1033
1034                 default:
1035                         break;
1036                 }
1037         }
1038
1039
1040         PRINT_INFO(CFG80211_DBG, "Required Channel = %d\n", pstrNetworkInfo->u8channel);
1041
1042         PRINT_INFO(CFG80211_DBG, "Group encryption value = %s\n Cipher Group = %s\n WPA version = %s\n",
1043                    pcgroup_encrypt_val, pccipher_group, pcwpa_version);
1044
1045         /*BugID_5442*/
1046         u8CurrChannel = pstrNetworkInfo->u8channel;
1047
1048         if (!pstrWFIDrv->u8P2PConnect) {
1049                 u8WLANChannel = pstrNetworkInfo->u8channel;
1050         }
1051
1052         linux_wlan_set_bssid(dev, pstrNetworkInfo->au8bssid);
1053
1054         s32Error = host_int_set_join_req(priv->hWILCWFIDrv, pstrNetworkInfo->au8bssid, sme->ssid,
1055                                          sme->ssid_len, sme->ie, sme->ie_len,
1056                                          CfgConnectResult, (void *)priv, u8security,
1057                                          tenuAuth_type, pstrNetworkInfo->u8channel,
1058                                          pstrNetworkInfo->pJoinParams);
1059         if (s32Error != WILC_SUCCESS) {
1060                 PRINT_ER("host_int_set_join_req(): Error(%d) \n", s32Error);
1061                 s32Error = -ENOENT;
1062                 goto done;
1063         }
1064
1065 done:
1066
1067         return s32Error;
1068 }
1069
1070
1071 /**
1072  *  @brief      WILC_WFI_disconnect
1073  *  @details    Disconnect from the BSS/ESS.
1074  *  @param[in]
1075  *  @return     int : Return 0 on Success
1076  *  @author     mdaftedar
1077  *  @date       01 MAR 2012
1078  *  @version    1.0
1079  */
1080 static int WILC_WFI_disconnect(struct wiphy *wiphy, struct net_device *dev, u16 reason_code)
1081 {
1082         WILC_Sint32 s32Error = WILC_SUCCESS;
1083         struct WILC_WFI_priv *priv;
1084         #ifdef WILC_P2P
1085         tstrWILC_WFIDrv *pstrWFIDrv;
1086         #endif
1087         uint8_t NullBssid[ETH_ALEN] = {0};
1088         connecting = 0;
1089         priv = wiphy_priv(wiphy);
1090
1091         /*BugID_5457*/
1092         /*Invalidate u8WLANChannel value on wlan0 disconnect*/
1093         #ifdef WILC_P2P
1094         pstrWFIDrv = (tstrWILC_WFIDrv *)priv->hWILCWFIDrv;
1095         if (!pstrWFIDrv->u8P2PConnect)
1096                 u8WLANChannel = INVALID_CHANNEL;
1097         #endif
1098         linux_wlan_set_bssid(priv->dev, NullBssid);
1099
1100         PRINT_D(CFG80211_DBG, "Disconnecting with reason code(%d)\n", reason_code);
1101
1102         u8P2Plocalrandom = 0x01;
1103         u8P2Precvrandom = 0x00;
1104         bWilc_ie = WILC_FALSE;
1105         #ifdef WILC_P2P
1106         pstrWFIDrv->u64P2p_MgmtTimeout = 0;
1107         #endif
1108
1109         s32Error = host_int_disconnect(priv->hWILCWFIDrv, reason_code);
1110         if (s32Error != WILC_SUCCESS) {
1111                 PRINT_ER("Error in disconnecting: Error(%d)\n", s32Error);
1112                 s32Error = -EINVAL;
1113         }
1114
1115         return s32Error;
1116 }
1117
1118 /**
1119  *  @brief      WILC_WFI_add_key
1120  *  @details    Add a key with the given parameters. @mac_addr will be %NULL
1121  *                      when adding a group key.
1122  *  @param[in] key : key buffer; TKIP: 16-byte temporal key, 8-byte Tx Mic key, 8-byte Rx Mic Key
1123  *  @return     int : Return 0 on Success
1124  *  @author     mdaftedar
1125  *  @date       01 MAR 2012
1126  *  @version    1.0
1127  */
1128 static int WILC_WFI_add_key(struct wiphy *wiphy, struct net_device *netdev, u8 key_index,
1129                             bool pairwise,
1130                             const u8 *mac_addr, struct key_params *params)
1131
1132 {
1133         WILC_Sint32 s32Error = WILC_SUCCESS, KeyLen = params->key_len;
1134         u32 i;
1135         struct WILC_WFI_priv *priv;
1136         const u8 *pu8RxMic = NULL;
1137         const u8 *pu8TxMic = NULL;
1138         u8 u8mode = NO_ENCRYPT;
1139         #ifdef WILC_AP_EXTERNAL_MLME
1140         u8 u8gmode = NO_ENCRYPT;
1141         u8 u8pmode = NO_ENCRYPT;
1142         AUTHTYPE_T tenuAuth_type = ANY;
1143         #endif
1144
1145         priv = wiphy_priv(wiphy);
1146
1147         PRINT_D(CFG80211_DBG, "Adding key with cipher suite = %x\n", params->cipher);
1148
1149         /*BugID_5137*/
1150         PRINT_D(CFG80211_DBG, "%p %p %d\n", wiphy, netdev, key_index);
1151
1152         PRINT_D(CFG80211_DBG, "key %x %x %x\n", params->key[0],
1153                 params->key[1],
1154                 params->key[2]);
1155
1156
1157         switch (params->cipher) {
1158         case WLAN_CIPHER_SUITE_WEP40:
1159         case WLAN_CIPHER_SUITE_WEP104:
1160                                 #ifdef WILC_AP_EXTERNAL_MLME
1161                 if (priv->wdev->iftype == NL80211_IFTYPE_AP) {
1162
1163                         priv->WILC_WFI_wep_default = key_index;
1164                         priv->WILC_WFI_wep_key_len[key_index] = params->key_len;
1165                         WILC_memcpy(priv->WILC_WFI_wep_key[key_index], params->key, params->key_len);
1166
1167                         PRINT_D(CFG80211_DBG, "Adding AP WEP Default key Idx = %d\n", key_index);
1168                         PRINT_D(CFG80211_DBG, "Adding AP WEP Key len= %d\n", params->key_len);
1169
1170                         for (i = 0; i < params->key_len; i++)
1171                                 PRINT_D(CFG80211_DBG, "WEP AP key val[%d] = %x\n", i, params->key[i]);
1172
1173                         tenuAuth_type = OPEN_SYSTEM;
1174
1175                         if (params->cipher == WLAN_CIPHER_SUITE_WEP40)
1176                                 u8mode = ENCRYPT_ENABLED | WEP;
1177                         else
1178                                 u8mode = ENCRYPT_ENABLED | WEP | WEP_EXTENDED;
1179
1180                         host_int_add_wep_key_bss_ap(priv->hWILCWFIDrv, params->key, params->key_len, key_index, u8mode, tenuAuth_type);
1181                         break;
1182                 }
1183                                 #endif
1184                 if (WILC_memcmp(params->key, priv->WILC_WFI_wep_key[key_index], params->key_len)) {
1185                         priv->WILC_WFI_wep_default = key_index;
1186                         priv->WILC_WFI_wep_key_len[key_index] = params->key_len;
1187                         WILC_memcpy(priv->WILC_WFI_wep_key[key_index], params->key, params->key_len);
1188
1189                         PRINT_D(CFG80211_DBG, "Adding WEP Default key Idx = %d\n", key_index);
1190                         PRINT_D(CFG80211_DBG, "Adding WEP Key length = %d\n", params->key_len);
1191                         if (INFO) {
1192                                 for (i = 0; i < params->key_len; i++)
1193                                         PRINT_INFO(CFG80211_DBG, "WEP key value[%d] = %d\n", i, params->key[i]);
1194                         }
1195                         host_int_add_wep_key_bss_sta(priv->hWILCWFIDrv, params->key, params->key_len, key_index);
1196                 }
1197
1198                 break;
1199
1200         case WLAN_CIPHER_SUITE_TKIP:
1201         case WLAN_CIPHER_SUITE_CCMP:
1202                                 #ifdef WILC_AP_EXTERNAL_MLME
1203                 if (priv->wdev->iftype == NL80211_IFTYPE_AP || priv->wdev->iftype == NL80211_IFTYPE_P2P_GO) {
1204
1205                         if (priv->wilc_gtk[key_index] == NULL) {
1206                                 priv->wilc_gtk[key_index] = (struct wilc_wfi_key *)WILC_MALLOC(sizeof(struct wilc_wfi_key));
1207                                 priv->wilc_gtk[key_index]->key = NULL;
1208                                 priv->wilc_gtk[key_index]->seq = NULL;
1209
1210                         }
1211                         if (priv->wilc_ptk[key_index] == NULL) {
1212                                 priv->wilc_ptk[key_index] = (struct wilc_wfi_key *)WILC_MALLOC(sizeof(struct wilc_wfi_key));
1213                                 priv->wilc_ptk[key_index]->key = NULL;
1214                                 priv->wilc_ptk[key_index]->seq = NULL;
1215                         }
1216
1217
1218
1219                         if (!pairwise)
1220                         {
1221                                 if (params->cipher == WLAN_CIPHER_SUITE_TKIP)
1222                                         u8gmode = ENCRYPT_ENABLED | WPA | TKIP;
1223                                 else
1224                                         u8gmode = ENCRYPT_ENABLED | WPA2 | AES;
1225
1226                                 priv->wilc_groupkey = u8gmode;
1227
1228                                 if (params->key_len > 16 && params->cipher == WLAN_CIPHER_SUITE_TKIP) {
1229
1230                                         pu8TxMic = params->key + 24;
1231                                         pu8RxMic = params->key + 16;
1232                                         KeyLen = params->key_len - 16;
1233                                 }
1234                                 /* if there has been previous allocation for the same index through its key, free that memory and allocate again*/
1235                                 if (priv->wilc_gtk[key_index]->key)
1236                                         WILC_FREE(priv->wilc_gtk[key_index]->key);
1237
1238                                 priv->wilc_gtk[key_index]->key = (u8 *)WILC_MALLOC(params->key_len);
1239                                 WILC_memcpy(priv->wilc_gtk[key_index]->key, params->key, params->key_len);
1240
1241                                 /* if there has been previous allocation for the same index through its seq, free that memory and allocate again*/
1242                                 if (priv->wilc_gtk[key_index]->seq)
1243                                         WILC_FREE(priv->wilc_gtk[key_index]->seq);
1244
1245                                 if ((params->seq_len) > 0) {
1246                                         priv->wilc_gtk[key_index]->seq = (u8 *)WILC_MALLOC(params->seq_len);
1247                                         WILC_memcpy(priv->wilc_gtk[key_index]->seq, params->seq, params->seq_len);
1248                                 }
1249
1250                                 priv->wilc_gtk[key_index]->cipher = params->cipher;
1251                                 priv->wilc_gtk[key_index]->key_len = params->key_len;
1252                                 priv->wilc_gtk[key_index]->seq_len = params->seq_len;
1253
1254                                 if (INFO) {
1255                                         for (i = 0; i < params->key_len; i++)
1256                                                 PRINT_INFO(CFG80211_DBG, "Adding group key value[%d] = %x\n", i, params->key[i]);
1257                                         for (i = 0; i < params->seq_len; i++)
1258                                                 PRINT_INFO(CFG80211_DBG, "Adding group seq value[%d] = %x\n", i, params->seq[i]);
1259                                 }
1260
1261
1262                                 host_int_add_rx_gtk(priv->hWILCWFIDrv, params->key, KeyLen,
1263                                                     key_index, params->seq_len, params->seq, pu8RxMic, pu8TxMic, AP_MODE, u8gmode);
1264
1265                         } else {
1266                                 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]);
1267
1268                                 if (params->cipher == WLAN_CIPHER_SUITE_TKIP)
1269                                         u8pmode = ENCRYPT_ENABLED | WPA | TKIP;
1270                                 else
1271                                         u8pmode = priv->wilc_groupkey | AES;
1272
1273
1274                                 if (params->key_len > 16 && params->cipher == WLAN_CIPHER_SUITE_TKIP) {
1275
1276                                         pu8TxMic = params->key + 24;
1277                                         pu8RxMic = params->key + 16;
1278                                         KeyLen = params->key_len - 16;
1279                                 }
1280
1281                                 if (priv->wilc_ptk[key_index]->key)
1282                                         WILC_FREE(priv->wilc_ptk[key_index]->key);
1283
1284                                 priv->wilc_ptk[key_index]->key = (u8 *)WILC_MALLOC(params->key_len);
1285
1286                                 if (priv->wilc_ptk[key_index]->seq)
1287                                         WILC_FREE(priv->wilc_ptk[key_index]->seq);
1288
1289                                 if ((params->seq_len) > 0)
1290                                         priv->wilc_ptk[key_index]->seq = (u8 *)WILC_MALLOC(params->seq_len);
1291
1292                                 if (INFO) {
1293                                         for (i = 0; i < params->key_len; i++)
1294                                                 PRINT_INFO(CFG80211_DBG, "Adding pairwise key value[%d] = %x\n", i, params->key[i]);
1295
1296                                         for (i = 0; i < params->seq_len; i++)
1297                                                 PRINT_INFO(CFG80211_DBG, "Adding group seq value[%d] = %x\n", i, params->seq[i]);
1298                                 }
1299
1300                                 WILC_memcpy(priv->wilc_ptk[key_index]->key, params->key, params->key_len);
1301
1302                                 if ((params->seq_len) > 0)
1303                                         WILC_memcpy(priv->wilc_ptk[key_index]->seq, params->seq, params->seq_len);
1304
1305                                 priv->wilc_ptk[key_index]->cipher = params->cipher;
1306                                 priv->wilc_ptk[key_index]->key_len = params->key_len;
1307                                 priv->wilc_ptk[key_index]->seq_len = params->seq_len;
1308
1309                                 host_int_add_ptk(priv->hWILCWFIDrv, params->key, KeyLen, mac_addr,
1310                                                  pu8RxMic, pu8TxMic, AP_MODE, u8pmode, key_index);
1311                         }
1312                         break;
1313                 }
1314                                 #endif
1315
1316                 {
1317                         u8mode = 0;
1318                         if (!pairwise)
1319                         {
1320                                 if (params->key_len > 16 && params->cipher == WLAN_CIPHER_SUITE_TKIP) {
1321                                         /* swap the tx mic by rx mic */
1322                                         pu8RxMic = params->key + 24;
1323                                         pu8TxMic = params->key + 16;
1324                                         KeyLen = params->key_len - 16;
1325                                 }
1326
1327                                 /*BugID_5137*/
1328                                 /*save keys only on interface 0 (wifi interface)*/
1329                                 if (!g_gtk_keys_saved && netdev == g_linux_wlan->strInterfaceInfo[0].wilc_netdev) {
1330                                         g_add_gtk_key_params.key_idx = key_index;
1331                                         g_add_gtk_key_params.pairwise = pairwise;
1332                                         if (!mac_addr) {
1333                                                 g_add_gtk_key_params.mac_addr = NULL;
1334                                         } else {
1335                                                 g_add_gtk_key_params.mac_addr = WILC_MALLOC(ETH_ALEN);
1336                                                 memcpy(g_add_gtk_key_params.mac_addr, mac_addr, ETH_ALEN);
1337                                         }
1338                                         g_key_gtk_params.key_len = params->key_len;
1339                                         g_key_gtk_params.seq_len = params->seq_len;
1340                                         g_key_gtk_params.key =  WILC_MALLOC(params->key_len);
1341                                         memcpy(g_key_gtk_params.key, params->key, params->key_len);
1342                                         if (params->seq_len > 0) {
1343                                                 g_key_gtk_params.seq =  WILC_MALLOC(params->seq_len);
1344                                                 memcpy(g_key_gtk_params.seq, params->seq, params->seq_len);
1345                                         }
1346                                         g_key_gtk_params.cipher = params->cipher;
1347
1348                                         PRINT_D(CFG80211_DBG, "key %x %x %x\n", g_key_gtk_params.key[0],
1349                                                 g_key_gtk_params.key[1],
1350                                                 g_key_gtk_params.key[2]);
1351                                         g_gtk_keys_saved = WILC_TRUE;
1352                                 }
1353
1354                                 host_int_add_rx_gtk(priv->hWILCWFIDrv, params->key, KeyLen,
1355                                                     key_index, params->seq_len, params->seq, pu8RxMic, pu8TxMic, STATION_MODE, u8mode);
1356                         } else {
1357                                 if (params->key_len > 16 && params->cipher == WLAN_CIPHER_SUITE_TKIP) {
1358                                         /* swap the tx mic by rx mic */
1359                                         pu8RxMic = params->key + 24;
1360                                         pu8TxMic = params->key + 16;
1361                                         KeyLen = params->key_len - 16;
1362                                 }
1363
1364                                 /*BugID_5137*/
1365                                 /*save keys only on interface 0 (wifi interface)*/
1366                                 if (!g_ptk_keys_saved && netdev == g_linux_wlan->strInterfaceInfo[0].wilc_netdev) {
1367                                         g_add_ptk_key_params.key_idx = key_index;
1368                                         g_add_ptk_key_params.pairwise = pairwise;
1369                                         if (!mac_addr) {
1370                                                 g_add_ptk_key_params.mac_addr = NULL;
1371                                         } else {
1372                                                 g_add_ptk_key_params.mac_addr = WILC_MALLOC(ETH_ALEN);
1373                                                 memcpy(g_add_ptk_key_params.mac_addr, mac_addr, ETH_ALEN);
1374                                         }
1375                                         g_key_ptk_params.key_len = params->key_len;
1376                                         g_key_ptk_params.seq_len = params->seq_len;
1377                                         g_key_ptk_params.key =  WILC_MALLOC(params->key_len);
1378                                         memcpy(g_key_ptk_params.key, params->key, params->key_len);
1379                                         if (params->seq_len > 0) {
1380                                                 g_key_ptk_params.seq =  WILC_MALLOC(params->seq_len);
1381                                                 memcpy(g_key_ptk_params.seq, params->seq, params->seq_len);
1382                                         }
1383                                         g_key_ptk_params.cipher = params->cipher;
1384
1385                                         PRINT_D(CFG80211_DBG, "key %x %x %x\n", g_key_ptk_params.key[0],
1386                                                 g_key_ptk_params.key[1],
1387                                                 g_key_ptk_params.key[2]);
1388                                         g_ptk_keys_saved = WILC_TRUE;
1389                                 }
1390
1391                                 host_int_add_ptk(priv->hWILCWFIDrv, params->key, KeyLen, mac_addr,
1392                                                  pu8RxMic, pu8TxMic, STATION_MODE, u8mode, key_index);
1393                                 PRINT_D(CFG80211_DBG, "Adding pairwise key\n");
1394                                 if (INFO) {
1395                                         for (i = 0; i < params->key_len; i++)
1396                                                 PRINT_INFO(CFG80211_DBG, "Adding pairwise key value[%d] = %d\n", i, params->key[i]);
1397                                 }
1398                         }
1399                 }
1400                 break;
1401
1402         default:
1403                 PRINT_ER("Not supported cipher: Error(%d)\n", s32Error);
1404                 s32Error = -ENOTSUPP;
1405
1406         }
1407
1408         return s32Error;
1409 }
1410
1411 /**
1412  *  @brief      WILC_WFI_del_key
1413  *  @details    Remove a key given the @mac_addr (%NULL for a group key)
1414  *                      and @key_index, return -ENOENT if the key doesn't exist.
1415  *  @param[in]
1416  *  @return     int : Return 0 on Success
1417  *  @author     mdaftedar
1418  *  @date       01 MAR 2012
1419  *  @version    1.0
1420  */
1421 static int WILC_WFI_del_key(struct wiphy *wiphy, struct net_device *netdev,
1422                             u8 key_index,
1423                             bool pairwise,
1424                             const u8 *mac_addr)
1425 {
1426         struct WILC_WFI_priv *priv;
1427         WILC_Sint32 s32Error = WILC_SUCCESS;
1428
1429         priv = wiphy_priv(wiphy);
1430
1431         /*BugID_5137*/
1432         /*delete saved keys, if any*/
1433         if (netdev == g_linux_wlan->strInterfaceInfo[0].wilc_netdev) {
1434                 g_ptk_keys_saved = WILC_FALSE;
1435                 g_gtk_keys_saved = WILC_FALSE;
1436                 g_wep_keys_saved = WILC_FALSE;
1437
1438                 /*Delete saved WEP keys params, if any*/
1439                 if (g_key_wep_params.key != NULL) {
1440                         WILC_FREE(g_key_wep_params.key);
1441                         g_key_wep_params.key = NULL;
1442                 }
1443
1444                 /*freeing memory allocated by "wilc_gtk" and "wilc_ptk" in "WILC_WIFI_ADD_KEY"*/
1445
1446         #ifdef WILC_AP_EXTERNAL_MLME
1447                 if ((priv->wilc_gtk[key_index]) != NULL) {
1448
1449                         if (priv->wilc_gtk[key_index]->key != NULL) {
1450
1451                                 WILC_FREE(priv->wilc_gtk[key_index]->key);
1452                                 priv->wilc_gtk[key_index]->key = NULL;
1453                         }
1454                         if (priv->wilc_gtk[key_index]->seq) {
1455
1456                                 WILC_FREE(priv->wilc_gtk[key_index]->seq);
1457                                 priv->wilc_gtk[key_index]->seq = NULL;
1458                         }
1459
1460                         WILC_FREE(priv->wilc_gtk[key_index]);
1461                         priv->wilc_gtk[key_index] = NULL;
1462
1463                 }
1464
1465                 if ((priv->wilc_ptk[key_index]) != NULL) {
1466
1467                         if (priv->wilc_ptk[key_index]->key) {
1468
1469                                 WILC_FREE(priv->wilc_ptk[key_index]->key);
1470                                 priv->wilc_ptk[key_index]->key = NULL;
1471                         }
1472                         if (priv->wilc_ptk[key_index]->seq) {
1473
1474                                 WILC_FREE(priv->wilc_ptk[key_index]->seq);
1475                                 priv->wilc_ptk[key_index]->seq = NULL;
1476                         }
1477                         WILC_FREE(priv->wilc_ptk[key_index]);
1478                         priv->wilc_ptk[key_index] = NULL;
1479                 }
1480         #endif
1481
1482                 /*Delete saved PTK and GTK keys params, if any*/
1483                 if (g_key_ptk_params.key != NULL) {
1484                         WILC_FREE(g_key_ptk_params.key);
1485                         g_key_ptk_params.key = NULL;
1486                 }
1487                 if (g_key_ptk_params.seq != NULL) {
1488                         WILC_FREE(g_key_ptk_params.seq);
1489                         g_key_ptk_params.seq = NULL;
1490                 }
1491
1492                 if (g_key_gtk_params.key != NULL) {
1493                         WILC_FREE(g_key_gtk_params.key);
1494                         g_key_gtk_params.key = NULL;
1495                 }
1496                 if (g_key_gtk_params.seq != NULL) {
1497                         WILC_FREE(g_key_gtk_params.seq);
1498                         g_key_gtk_params.seq = NULL;
1499                 }
1500
1501                 /*Reset WILC_CHANGING_VIR_IF register to allow adding futrue keys to CE H/W*/
1502                 Set_machw_change_vir_if(WILC_FALSE);
1503         }
1504
1505         if (key_index >= 0 && key_index <= 3) {
1506                 WILC_memset(priv->WILC_WFI_wep_key[key_index], 0, priv->WILC_WFI_wep_key_len[key_index]);
1507                 priv->WILC_WFI_wep_key_len[key_index] = 0;
1508
1509                 PRINT_D(CFG80211_DBG, "Removing WEP key with index = %d\n", key_index);
1510                 host_int_remove_wep_key(priv->hWILCWFIDrv, key_index);
1511         } else {
1512                 PRINT_D(CFG80211_DBG, "Removing all installed keys\n");
1513                 host_int_remove_key(priv->hWILCWFIDrv, mac_addr);
1514         }
1515
1516         return s32Error;
1517 }
1518
1519 /**
1520  *  @brief      WILC_WFI_get_key
1521  *  @details    Get information about the key with the given parameters.
1522  *                      @mac_addr will be %NULL when requesting information for a group
1523  *                      key. All pointers given to the @callback function need not be valid
1524  *                      after it returns. This function should return an error if it is
1525  *                      not possible to retrieve the key, -ENOENT if it doesn't exist.
1526  *  @param[in]
1527  *  @return     int : Return 0 on Success
1528  *  @author     mdaftedar
1529  *  @date       01 MAR 2012
1530  *  @version    1.0
1531  */
1532 static int WILC_WFI_get_key(struct wiphy *wiphy, struct net_device *netdev, u8 key_index,
1533                             bool pairwise,
1534                             const u8 *mac_addr, void *cookie, void (*callback)(void *cookie, struct key_params *))
1535 {
1536
1537         WILC_Sint32 s32Error = WILC_SUCCESS;
1538
1539         struct WILC_WFI_priv *priv;
1540         struct  key_params key_params;
1541         u32 i;
1542         priv = wiphy_priv(wiphy);
1543
1544
1545         if (!pairwise)
1546         {
1547                 PRINT_D(CFG80211_DBG, "Getting group key idx: %x\n", key_index);
1548
1549                 key_params.key = priv->wilc_gtk[key_index]->key;
1550                 key_params.cipher = priv->wilc_gtk[key_index]->cipher;
1551                 key_params.key_len = priv->wilc_gtk[key_index]->key_len;
1552                 key_params.seq = priv->wilc_gtk[key_index]->seq;
1553                 key_params.seq_len = priv->wilc_gtk[key_index]->seq_len;
1554                 if (INFO) {
1555                         for (i = 0; i < key_params.key_len; i++)
1556                                 PRINT_INFO(CFG80211_DBG, "Retrieved key value %x\n", key_params.key[i]);
1557                 }
1558         } else {
1559                 PRINT_D(CFG80211_DBG, "Getting pairwise  key\n");
1560
1561                 key_params.key = priv->wilc_ptk[key_index]->key;
1562                 key_params.cipher = priv->wilc_ptk[key_index]->cipher;
1563                 key_params.key_len = priv->wilc_ptk[key_index]->key_len;
1564                 key_params.seq = priv->wilc_ptk[key_index]->seq;
1565                 key_params.seq_len = priv->wilc_ptk[key_index]->seq_len;
1566         }
1567
1568         callback(cookie, &key_params);
1569
1570         return s32Error;        /* priv->wilc_gtk->key_len ?0 : -ENOENT; */
1571 }
1572
1573 /**
1574  *  @brief      WILC_WFI_set_default_key
1575  *  @details    Set the default management frame key on an interface
1576  *  @param[in]
1577  *  @return     int : Return 0 on Success.
1578  *  @author     mdaftedar
1579  *  @date       01 MAR 2012
1580  *  @version    1.0
1581  */
1582 static int WILC_WFI_set_default_key(struct wiphy *wiphy, struct net_device *netdev, u8 key_index,
1583                                     bool unicast, bool multicast)
1584 {
1585         WILC_Sint32 s32Error = WILC_SUCCESS;
1586         struct WILC_WFI_priv *priv;
1587
1588
1589         priv = wiphy_priv(wiphy);
1590
1591         PRINT_D(CFG80211_DBG, "Setting default key with idx = %d \n", key_index);
1592
1593         if (key_index != priv->WILC_WFI_wep_default) {
1594
1595                 host_int_set_WEPDefaultKeyID(priv->hWILCWFIDrv, key_index);
1596         }
1597
1598         return s32Error;
1599 }
1600
1601 /**
1602  *  @brief      WILC_WFI_dump_survey
1603  *  @details    Get site survey information
1604  *  @param[in]
1605  *  @return     int : Return 0 on Success.
1606  *  @author     mdaftedar
1607  *  @date       01 MAR 2012
1608  *  @version    1.0
1609  */
1610 static int WILC_WFI_dump_survey(struct wiphy *wiphy, struct net_device *netdev,
1611                                 int idx, struct survey_info *info)
1612 {
1613         WILC_Sint32 s32Error = WILC_SUCCESS;
1614
1615
1616         if (idx != 0) {
1617                 s32Error = -ENOENT;
1618                 PRINT_ER("Error Idx value doesn't equal zero: Error(%d)\n", s32Error);
1619
1620         }
1621
1622         return s32Error;
1623 }
1624
1625
1626 /**
1627  *  @brief      WILC_WFI_get_station
1628  *  @details    Get station information for the station identified by @mac
1629  *  @param[in]   NONE
1630  *  @return     int : Return 0 on Success.
1631  *  @author     mdaftedar
1632  *  @date       01 MAR 2012
1633  *  @version    1.0
1634  */
1635
1636 extern uint32_t Statisitcs_totalAcks, Statisitcs_DroppedAcks;
1637 static int WILC_WFI_get_station(struct wiphy *wiphy, struct net_device *dev,
1638                                 const u8 *mac, struct station_info *sinfo)
1639 {
1640         WILC_Sint32 s32Error = WILC_SUCCESS;
1641         struct WILC_WFI_priv *priv;
1642         perInterface_wlan_t *nic;
1643         #ifdef WILC_AP_EXTERNAL_MLME
1644         u32 i = 0;
1645         u32 associatedsta = 0;
1646         u32 inactive_time = 0;
1647         #endif
1648         priv = wiphy_priv(wiphy);
1649         nic = netdev_priv(dev);
1650
1651         #ifdef WILC_AP_EXTERNAL_MLME
1652         if (nic->iftype == AP_MODE || nic->iftype == GO_MODE) {
1653                 PRINT_D(HOSTAPD_DBG, "Getting station parameters\n");
1654
1655                 PRINT_INFO(HOSTAPD_DBG, ": %x%x%x%x%x\n", mac[0], mac[1], mac[2], mac[3], mac[4]);
1656
1657                 for (i = 0; i < NUM_STA_ASSOCIATED; i++) {
1658
1659                         if (!(memcmp(mac, priv->assoc_stainfo.au8Sta_AssociatedBss[i], ETH_ALEN))) {
1660                                 associatedsta = i;
1661                                 break;
1662                         }
1663
1664                 }
1665
1666                 if (associatedsta == -1) {
1667                         s32Error = -ENOENT;
1668                         PRINT_ER("Station required is not associated : Error(%d)\n", s32Error);
1669
1670                         return s32Error;
1671                 }
1672
1673                 sinfo->filled |= BIT(NL80211_STA_INFO_INACTIVE_TIME);
1674
1675                 host_int_get_inactive_time(priv->hWILCWFIDrv, mac, &(inactive_time));
1676                 sinfo->inactive_time = 1000 * inactive_time;
1677                 PRINT_D(CFG80211_DBG, "Inactive time %d\n", sinfo->inactive_time);
1678
1679         }
1680         #endif
1681
1682         if (nic->iftype == STATION_MODE) {
1683                 tstrStatistics strStatistics;
1684                 host_int_get_statistics(priv->hWILCWFIDrv, &strStatistics);
1685
1686                 /*
1687                  * tony: 2013-11-13
1688                  * tx_failed introduced more than
1689                  * kernel version 3.0.0
1690                  */
1691                 sinfo->filled |= BIT(NL80211_STA_INFO_SIGNAL) |
1692                                                 BIT( NL80211_STA_INFO_RX_PACKETS) |
1693                                                 BIT(NL80211_STA_INFO_TX_PACKETS) |
1694                                                 BIT(NL80211_STA_INFO_TX_FAILED) |
1695                                                 BIT(NL80211_STA_INFO_TX_BITRATE);
1696
1697                 sinfo->signal           =  strStatistics.s8RSSI;
1698                 sinfo->rx_packets   =  strStatistics.u32RxCount;
1699                 sinfo->tx_packets   =  strStatistics.u32TxCount + strStatistics.u32TxFailureCount;
1700                 sinfo->tx_failed        =  strStatistics.u32TxFailureCount;
1701                 sinfo->txrate.legacy = strStatistics.u8LinkSpeed * 10;
1702
1703 #ifdef TCP_ENHANCEMENTS
1704                 if ((strStatistics.u8LinkSpeed > TCP_ACK_FILTER_LINK_SPEED_THRESH) && (strStatistics.u8LinkSpeed != DEFAULT_LINK_SPEED)) {
1705                         Enable_TCP_ACK_Filter(WILC_TRUE);
1706                 } else if (strStatistics.u8LinkSpeed != DEFAULT_LINK_SPEED)   {
1707                         Enable_TCP_ACK_Filter(WILC_FALSE);
1708                 }
1709 #endif
1710
1711                 PRINT_D(CORECONFIG_DBG, "*** stats[%d][%d][%d][%d][%d]\n", sinfo->signal, sinfo->rx_packets, sinfo->tx_packets,
1712                         sinfo->tx_failed, sinfo->txrate.legacy);
1713         }
1714         return s32Error;
1715 }
1716
1717
1718 /**
1719  *  @brief      WILC_WFI_change_bss
1720  *  @details    Modify parameters for a given BSS.
1721  *  @param[in]
1722  *   -use_cts_prot: Whether to use CTS protection
1723  *          (0 = no, 1 = yes, -1 = do not change)
1724  *  -use_short_preamble: Whether the use of short preambles is allowed
1725  *          (0 = no, 1 = yes, -1 = do not change)
1726  *  -use_short_slot_time: Whether the use of short slot time is allowed
1727  *          (0 = no, 1 = yes, -1 = do not change)
1728  *  -basic_rates: basic rates in IEEE 802.11 format
1729  *          (or NULL for no change)
1730  *  -basic_rates_len: number of basic rates
1731  *  -ap_isolate: do not forward packets between connected stations
1732  *  -ht_opmode: HT Operation mode
1733  *         (u16 = opmode, -1 = do not change)
1734  *  @return     int : Return 0 on Success.
1735  *  @author     mdaftedar
1736  *  @date       01 MAR 2012
1737  *  @version    1.0
1738  */
1739 static int  WILC_WFI_change_bss(struct wiphy *wiphy, struct net_device *dev,
1740                                 struct bss_parameters *params)
1741 {
1742         PRINT_D(CFG80211_DBG, "Changing Bss parametrs\n");
1743         return 0;
1744 }
1745
1746 /**
1747  *  @brief      WILC_WFI_auth
1748  *  @details    Request to authenticate with the specified peer
1749  *  @param[in]
1750  *  @return     int : Return 0 on Success.
1751  *  @author     mdaftedar
1752  *  @date       01 MAR 2012
1753  *  @version    1.0
1754  */
1755 static int WILC_WFI_auth(struct wiphy *wiphy, struct net_device *dev,
1756                          struct cfg80211_auth_request *req)
1757 {
1758         PRINT_D(CFG80211_DBG, "In Authentication Function\n");
1759         return 0;
1760 }
1761
1762 /**
1763  *  @brief      WILC_WFI_assoc
1764  *  @details    Request to (re)associate with the specified peer
1765  *  @param[in]
1766  *  @return     int : Return 0 on Success.
1767  *  @author     mdaftedar
1768  *  @date       01 MAR 2012
1769  *  @version    1.0
1770  */
1771 static int WILC_WFI_assoc(struct wiphy *wiphy, struct net_device *dev,
1772                           struct cfg80211_assoc_request *req)
1773 {
1774         PRINT_D(CFG80211_DBG, "In Association Function\n");
1775         return 0;
1776 }
1777
1778 /**
1779  *  @brief      WILC_WFI_deauth
1780  *  @details    Request to deauthenticate from the specified peer
1781  *  @param[in]
1782  *  @return     int : Return 0 on Success.
1783  *  @author     mdaftedar
1784  *  @date       01 MAR 2012
1785  *  @version    1.0
1786  */
1787 static int  WILC_WFI_deauth(struct wiphy *wiphy, struct net_device *dev,
1788                             struct cfg80211_deauth_request *req, void *cookie)
1789 {
1790         PRINT_D(CFG80211_DBG, "In De-authentication Function\n");
1791         return 0;
1792 }
1793
1794 /**
1795  *  @brief      WILC_WFI_disassoc
1796  *  @details    Request to disassociate from the specified peer
1797  *  @param[in]
1798  *  @return     int : Return 0 on Success
1799  *  @author     mdaftedar
1800  *  @date       01 MAR 2012
1801  *  @version    1.0
1802  */
1803 static int  WILC_WFI_disassoc(struct wiphy *wiphy, struct net_device *dev,
1804                               struct cfg80211_disassoc_request *req, void *cookie)
1805 {
1806         PRINT_D(CFG80211_DBG, "In Disassociation Function\n");
1807         return 0;
1808 }
1809
1810 /**
1811  *  @brief      WILC_WFI_set_wiphy_params
1812  *  @details    Notify that wiphy parameters have changed;
1813  *  @param[in]   Changed bitfield (see &enum wiphy_params_flags) describes which values
1814  *                      have changed.
1815  *  @return     int : Return 0 on Success
1816  *  @author     mdaftedar
1817  *  @date       01 MAR 2012
1818  *  @version    1.0
1819  */
1820 static int WILC_WFI_set_wiphy_params(struct wiphy *wiphy, u32 changed)
1821 {
1822         WILC_Sint32 s32Error = WILC_SUCCESS;
1823         tstrCfgParamVal pstrCfgParamVal;
1824         struct WILC_WFI_priv *priv;
1825
1826         priv = wiphy_priv(wiphy);
1827
1828         pstrCfgParamVal.u32SetCfgFlag = 0;
1829         PRINT_D(CFG80211_DBG, "Setting Wiphy params \n");
1830
1831         if (changed & WIPHY_PARAM_RETRY_SHORT) {
1832                 PRINT_D(CFG80211_DBG, "Setting WIPHY_PARAM_RETRY_SHORT %d\n",
1833                         priv->dev->ieee80211_ptr->wiphy->retry_short);
1834                 pstrCfgParamVal.u32SetCfgFlag  |= RETRY_SHORT;
1835                 pstrCfgParamVal.short_retry_limit = priv->dev->ieee80211_ptr->wiphy->retry_short;
1836         }
1837         if (changed & WIPHY_PARAM_RETRY_LONG) {
1838
1839                 PRINT_D(CFG80211_DBG, "Setting WIPHY_PARAM_RETRY_LONG %d\n", priv->dev->ieee80211_ptr->wiphy->retry_long);
1840                 pstrCfgParamVal.u32SetCfgFlag |= RETRY_LONG;
1841                 pstrCfgParamVal.long_retry_limit = priv->dev->ieee80211_ptr->wiphy->retry_long;
1842
1843         }
1844         if (changed & WIPHY_PARAM_FRAG_THRESHOLD) {
1845                 PRINT_D(CFG80211_DBG, "Setting WIPHY_PARAM_FRAG_THRESHOLD %d\n", priv->dev->ieee80211_ptr->wiphy->frag_threshold);
1846                 pstrCfgParamVal.u32SetCfgFlag |= FRAG_THRESHOLD;
1847                 pstrCfgParamVal.frag_threshold = priv->dev->ieee80211_ptr->wiphy->frag_threshold;
1848
1849         }
1850
1851         if (changed & WIPHY_PARAM_RTS_THRESHOLD) {
1852                 PRINT_D(CFG80211_DBG, "Setting WIPHY_PARAM_RTS_THRESHOLD %d\n", priv->dev->ieee80211_ptr->wiphy->rts_threshold);
1853
1854                 pstrCfgParamVal.u32SetCfgFlag |= RTS_THRESHOLD;
1855                 pstrCfgParamVal.rts_threshold = priv->dev->ieee80211_ptr->wiphy->rts_threshold;
1856
1857         }
1858
1859         PRINT_D(CFG80211_DBG, "Setting CFG params in the host interface\n");
1860         s32Error = hif_set_cfg(priv->hWILCWFIDrv, &pstrCfgParamVal);
1861         if (s32Error)
1862                 PRINT_ER("Error in setting WIPHY PARAMS\n");
1863
1864
1865         return s32Error;
1866 }
1867
1868 /**
1869  *  @brief      WILC_WFI_set_bitrate_mask
1870  *  @details    set the bitrate mask configuration
1871  *  @param[in]
1872  *  @return     int : Return 0 on Success
1873  *  @author     mdaftedar
1874  *  @date       01 MAR 2012
1875  *  @version    1.0
1876  */
1877 static int WILC_WFI_set_bitrate_mask(struct wiphy *wiphy,
1878                                      struct net_device *dev, const u8 *peer,
1879                                      const struct cfg80211_bitrate_mask *mask)
1880 {
1881         WILC_Sint32 s32Error = WILC_SUCCESS;
1882
1883         PRINT_D(CFG80211_DBG, "Setting Bitrate mask function\n");
1884         return s32Error;
1885
1886 }
1887
1888 /**
1889  *  @brief      WILC_WFI_set_pmksa
1890  *  @details    Cache a PMKID for a BSSID. This is mostly useful for fullmac
1891  *                      devices running firmwares capable of generating the (re) association
1892  *                      RSN IE. It allows for faster roaming between WPA2 BSSIDs.
1893  *  @param[in]
1894  *  @return     int : Return 0 on Success
1895  *  @author     mdaftedar
1896  *  @date       01 MAR 2012
1897  *  @version    1.0
1898  */
1899 static int WILC_WFI_set_pmksa(struct wiphy *wiphy, struct net_device *netdev,
1900                               struct cfg80211_pmksa *pmksa)
1901 {
1902         u32 i;
1903         WILC_Sint32 s32Error = WILC_SUCCESS;
1904         u8 flag = 0;
1905
1906         struct WILC_WFI_priv *priv = wiphy_priv(wiphy);
1907
1908         PRINT_D(CFG80211_DBG, "Setting PMKSA\n");
1909
1910
1911         for (i = 0; i < priv->pmkid_list.numpmkid; i++) {
1912                 if (!WILC_memcmp(pmksa->bssid, priv->pmkid_list.pmkidlist[i].bssid,
1913                                  ETH_ALEN)) {
1914                         /*If bssid already exists and pmkid value needs to reset*/
1915                         flag = PMKID_FOUND;
1916                         PRINT_D(CFG80211_DBG, "PMKID already exists\n");
1917                         break;
1918                 }
1919         }
1920         if (i < WILC_MAX_NUM_PMKIDS) {
1921                 PRINT_D(CFG80211_DBG, "Setting PMKID in private structure\n");
1922                 WILC_memcpy(priv->pmkid_list.pmkidlist[i].bssid, pmksa->bssid,
1923                             ETH_ALEN);
1924                 WILC_memcpy(priv->pmkid_list.pmkidlist[i].pmkid, pmksa->pmkid,
1925                             PMKID_LEN);
1926                 if (!(flag == PMKID_FOUND))
1927                         priv->pmkid_list.numpmkid++;
1928         } else {
1929                 PRINT_ER("Invalid PMKID index\n");
1930                 s32Error = -EINVAL;
1931         }
1932
1933         if (!s32Error) {
1934                 PRINT_D(CFG80211_DBG, "Setting pmkid in the host interface\n");
1935                 s32Error = host_int_set_pmkid_info(priv->hWILCWFIDrv, &priv->pmkid_list);
1936         }
1937         return s32Error;
1938 }
1939
1940 /**
1941  *  @brief      WILC_WFI_del_pmksa
1942  *  @details    Delete a cached PMKID.
1943  *  @param[in]
1944  *  @return     int : Return 0 on Success
1945  *  @author     mdaftedar
1946  *  @date       01 MAR 2012
1947  *  @version    1.0
1948  */
1949 static int WILC_WFI_del_pmksa(struct wiphy *wiphy, struct net_device *netdev,
1950                               struct cfg80211_pmksa *pmksa)
1951 {
1952
1953         u32 i;
1954         u8 flag = 0;
1955         WILC_Sint32 s32Error = WILC_SUCCESS;
1956
1957         struct WILC_WFI_priv *priv = wiphy_priv(wiphy);
1958
1959         PRINT_D(CFG80211_DBG, "Deleting PMKSA keys\n");
1960
1961         for (i = 0; i < priv->pmkid_list.numpmkid; i++) {
1962                 if (!WILC_memcmp(pmksa->bssid, priv->pmkid_list.pmkidlist[i].bssid,
1963                                  ETH_ALEN)) {
1964                         /*If bssid is found, reset the values*/
1965                         PRINT_D(CFG80211_DBG, "Reseting PMKID values\n");
1966                         WILC_memset(&priv->pmkid_list.pmkidlist[i], 0, sizeof(tstrHostIFpmkid));
1967                         flag = PMKID_FOUND;
1968                         break;
1969                 }
1970         }
1971
1972         if (i < priv->pmkid_list.numpmkid && priv->pmkid_list.numpmkid > 0) {
1973                 for (; i < (priv->pmkid_list.numpmkid - 1); i++) {
1974                         WILC_memcpy(priv->pmkid_list.pmkidlist[i].bssid,
1975                                     priv->pmkid_list.pmkidlist[i + 1].bssid,
1976                                     ETH_ALEN);
1977                         WILC_memcpy(priv->pmkid_list.pmkidlist[i].pmkid,
1978                                     priv->pmkid_list.pmkidlist[i].pmkid,
1979                                     PMKID_LEN);
1980                 }
1981                 priv->pmkid_list.numpmkid--;
1982         } else {
1983                 s32Error = -EINVAL;
1984         }
1985
1986         return s32Error;
1987 }
1988
1989 /**
1990  *  @brief      WILC_WFI_flush_pmksa
1991  *  @details    Flush all cached PMKIDs.
1992  *  @param[in]
1993  *  @return     int : Return 0 on Success
1994  *  @author     mdaftedar
1995  *  @date       01 MAR 2012
1996  *  @version    1.0
1997  */
1998 static int  WILC_WFI_flush_pmksa(struct wiphy *wiphy, struct net_device *netdev)
1999 {
2000         struct WILC_WFI_priv *priv = wiphy_priv(wiphy);
2001
2002         PRINT_D(CFG80211_DBG,  "Flushing  PMKID key values\n");
2003
2004         /*Get cashed Pmkids and set all with zeros*/
2005         WILC_memset(&priv->pmkid_list, 0, sizeof(tstrHostIFpmkidAttr));
2006
2007         return 0;
2008 }
2009
2010 #ifdef WILC_P2P
2011
2012 /**
2013  *  @brief      WILC_WFI_CfgParseRxAction
2014  *  @details Function parses the received  frames and modifies the following attributes:
2015  *                -GO Intent
2016  *                  -Channel list
2017  *                  -Operating Channel
2018  *
2019  *  @param[in] u8* Buffer, u32 length
2020  *  @return     NONE.
2021  *  @author     mdaftedar
2022  *  @date       12 DEC 2012
2023  *  @version
2024  */
2025
2026 void WILC_WFI_CfgParseRxAction(u8 *buf, u32 len)
2027 {
2028         u32 index = 0;
2029         u32 i = 0, j = 0;
2030
2031         /*BugID_5460*/
2032         #ifdef USE_SUPPLICANT_GO_INTENT
2033         u8 intent;
2034         u8 tie_breaker;
2035         WILC_Bool is_wilc_go = WILC_TRUE;
2036         #endif
2037         u8 op_channel_attr_index = 0;
2038         u8 channel_list_attr_index = 0;
2039
2040         while (index < len) {
2041                 if (buf[index] == GO_INTENT_ATTR_ID) {
2042                         #ifdef USE_SUPPLICANT_GO_INTENT
2043                         /*BugID_5460*/
2044                         /*Case 1: If we are going to be p2p client, no need to modify channels attributes*/
2045                         /*In negotiation frames, go intent attr value determines who will be GO*/
2046                         intent = GET_GO_INTENT(buf[index + 3]);
2047                         tie_breaker = GET_TIE_BREAKER(buf[index + 3]);
2048                         if (intent > SUPPLICANT_GO_INTENT
2049                             || (intent == SUPPLICANT_GO_INTENT && tie_breaker == 1)) {
2050                                 PRINT_D(GENERIC_DBG, "WILC will be client (intent %d tie breaker %d)\n", intent, tie_breaker);
2051                                 is_wilc_go = WILC_FALSE;
2052                         } else {
2053                                 PRINT_D(GENERIC_DBG, "WILC will be GO (intent %d tie breaker %d)\n", intent, tie_breaker);
2054                                 is_wilc_go = WILC_TRUE;
2055                         }
2056
2057                         #else   /* USE_SUPPLICANT_GO_INTENT */
2058                         #ifdef FORCE_P2P_CLIENT
2059                         buf[index + 3] = (buf[index + 3]  & 0x01) | (0x0f << 1);
2060                         #else
2061                         buf[index + 3] = (buf[index + 3]  & 0x01) | (0x00 << 1);
2062                         #endif
2063                         #endif  /* USE_SUPPLICANT_GO_INTENT */
2064                 }
2065
2066                 #ifdef USE_SUPPLICANT_GO_INTENT
2067                 /*Case 2: If group bssid attribute is present, no need to modify channels attributes*/
2068                 /*In invitation req and rsp, group bssid attr presence determines who will be GO*/
2069                 if (buf[index] == GROUP_BSSID_ATTR_ID) {
2070                         PRINT_D(GENERIC_DBG, "Group BSSID: %2x:%2x:%2x\n", buf[index + 3]
2071                                 , buf[index + 4]
2072                                 , buf[index + 5]);
2073                         is_wilc_go = WILC_FALSE;
2074                 }
2075                 #endif  /* USE_SUPPLICANT_GO_INTENT */
2076
2077                 if (buf[index] ==  CHANLIST_ATTR_ID) {
2078                         channel_list_attr_index = index;
2079                 } else if (buf[index] ==  OPERCHAN_ATTR_ID)   {
2080                         op_channel_attr_index = index;
2081                 }
2082                 index += buf[index + 1] + 3; /* ID,Length byte */
2083         }
2084
2085         #ifdef USE_SUPPLICANT_GO_INTENT
2086         if (u8WLANChannel != INVALID_CHANNEL && is_wilc_go)
2087         #else
2088         if (u8WLANChannel != INVALID_CHANNEL)
2089         #endif
2090         {
2091                 /*Modify channel list attribute*/
2092                 if (channel_list_attr_index) {
2093                         PRINT_D(GENERIC_DBG, "Modify channel list attribute\n");
2094                         for (i = channel_list_attr_index + 3; i < ((channel_list_attr_index + 3) + buf[channel_list_attr_index + 1]); i++) {
2095                                 if (buf[i] == 0x51) {
2096                                         for (j = i + 2; j < ((i + 2) + buf[i + 1]); j++) {
2097                                                 buf[j] = u8WLANChannel;
2098                                         }
2099                                         break;
2100                                 }
2101                         }
2102                 }
2103                 /*Modify operating channel attribute*/
2104                 if (op_channel_attr_index) {
2105                         PRINT_D(GENERIC_DBG, "Modify operating channel attribute\n");
2106                         buf[op_channel_attr_index + 6] = 0x51;
2107                         buf[op_channel_attr_index + 7] = u8WLANChannel;
2108                 }
2109         }
2110 }
2111
2112 /**
2113  *  @brief      WILC_WFI_CfgParseTxAction
2114  *  @details Function parses the transmitted  action frames and modifies the
2115  *               GO Intent attribute
2116  *  @param[in] u8* Buffer, u32 length, bool bOperChan, u8 iftype
2117  *  @return     NONE.
2118  *  @author     mdaftedar
2119  *  @date       12 DEC 2012
2120  *  @version
2121  */
2122 void WILC_WFI_CfgParseTxAction(u8 *buf, u32 len, WILC_Bool bOperChan, u8 iftype)
2123 {
2124         u32 index = 0;
2125         u32 i = 0, j = 0;
2126
2127         u8 op_channel_attr_index = 0;
2128         u8 channel_list_attr_index = 0;
2129         #ifdef USE_SUPPLICANT_GO_INTENT
2130         WILC_Bool is_wilc_go = WILC_FALSE;
2131
2132         /*BugID_5460*/
2133         /*Case 1: If we are already p2p client, no need to modify channels attributes*/
2134         /*This to handle the case of inviting a p2p peer to join an existing group which we are a member in*/
2135         if (iftype == CLIENT_MODE)
2136                 return;
2137         #endif
2138
2139         while (index < len) {
2140                 #ifdef USE_SUPPLICANT_GO_INTENT
2141                 /*Case 2: If group bssid attribute is present, no need to modify channels attributes*/
2142                 /*In invitation req and rsp, group bssid attr presence determines who will be GO*/
2143                 /*Note: If we are already p2p client, group bssid attr may also be present (handled in Case 1)*/
2144                 if (buf[index] == GROUP_BSSID_ATTR_ID) {
2145                         PRINT_D(GENERIC_DBG, "Group BSSID: %2x:%2x:%2x\n", buf[index + 3]
2146                                 , buf[index + 4]
2147                                 , buf[index + 5]);
2148                         is_wilc_go = WILC_TRUE;
2149                 }
2150
2151                 #else   /* USE_SUPPLICANT_GO_INTENT */
2152                 if (buf[index] == GO_INTENT_ATTR_ID) {
2153                         #ifdef FORCE_P2P_CLIENT
2154                         buf[index + 3] = (buf[index + 3]  & 0x01) | (0x00 << 1);
2155                         #else
2156                         buf[index + 3] = (buf[index + 3]  & 0x01) | (0x0f << 1);
2157                         #endif
2158
2159                         break;
2160                 }
2161                 #endif
2162
2163                 if (buf[index] ==  CHANLIST_ATTR_ID) {
2164                         channel_list_attr_index = index;
2165                 } else if (buf[index] ==  OPERCHAN_ATTR_ID)   {
2166                         op_channel_attr_index = index;
2167                 }
2168                 index += buf[index + 1] + 3; /* ID,Length byte */
2169         }
2170
2171         #ifdef USE_SUPPLICANT_GO_INTENT
2172         /*No need to check bOperChan since only transmitted invitation frames are parsed*/
2173         if (u8WLANChannel != INVALID_CHANNEL && is_wilc_go)
2174         #else
2175         if (u8WLANChannel != INVALID_CHANNEL && bOperChan)
2176         #endif
2177         {
2178                 /*Modify channel list attribute*/
2179                 if (channel_list_attr_index) {
2180                         PRINT_D(GENERIC_DBG, "Modify channel list attribute\n");
2181                         for (i = channel_list_attr_index + 3; i < ((channel_list_attr_index + 3) + buf[channel_list_attr_index + 1]); i++) {
2182                                 if (buf[i] == 0x51) {
2183                                         for (j = i + 2; j < ((i + 2) + buf[i + 1]); j++) {
2184                                                 buf[j] = u8WLANChannel;
2185                                         }
2186                                         break;
2187                                 }
2188                         }
2189                 }
2190                 /*Modify operating channel attribute*/
2191                 if (op_channel_attr_index) {
2192                         PRINT_D(GENERIC_DBG, "Modify operating channel attribute\n");
2193                         buf[op_channel_attr_index + 6] = 0x51;
2194                         buf[op_channel_attr_index + 7] = u8WLANChannel;
2195                 }
2196         }
2197 }
2198
2199 /*  @brief                       WILC_WFI_p2p_rx
2200  *  @details
2201  *  @param[in]
2202  *
2203  *  @return             None
2204  *  @author             Mai Daftedar
2205  *  @date                       2 JUN 2013
2206  *  @version            1.0
2207  */
2208
2209 void WILC_WFI_p2p_rx (struct net_device *dev, uint8_t *buff, uint32_t size)
2210 {
2211
2212         struct WILC_WFI_priv *priv;
2213         u32 header, pkt_offset;
2214         tstrWILC_WFIDrv *pstrWFIDrv;
2215         u32 i = 0;
2216         WILC_Sint32 s32Freq;
2217         priv = wiphy_priv(dev->ieee80211_ptr->wiphy);
2218         pstrWFIDrv = (tstrWILC_WFIDrv *)priv->hWILCWFIDrv;
2219
2220         /* Get WILC header */
2221         WILC_memcpy(&header, (buff - HOST_HDR_OFFSET), HOST_HDR_OFFSET);
2222
2223         /* The packet offset field conain info about what type of managment frame */
2224         /* we are dealing with and ack status */
2225         pkt_offset = GET_PKT_OFFSET(header);
2226
2227         if (pkt_offset & IS_MANAGMEMENT_CALLBACK) {
2228                 if (buff[FRAME_TYPE_ID] == IEEE80211_STYPE_PROBE_RESP) {
2229                         PRINT_D(GENERIC_DBG, "Probe response ACK\n");
2230                         cfg80211_mgmt_tx_status(priv->wdev, priv->u64tx_cookie, buff, size, true, GFP_KERNEL);
2231                         return;
2232                 } else {
2233                         if (pkt_offset & IS_MGMT_STATUS_SUCCES) {
2234                                 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],
2235                                         buff[ACTION_SUBTYPE_ID + 1], buff[P2P_PUB_ACTION_SUBTYPE + 1]);
2236                                 cfg80211_mgmt_tx_status(priv->wdev, priv->u64tx_cookie, buff, size, true, GFP_KERNEL);
2237                         } else {
2238                                 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],
2239                                         buff[ACTION_SUBTYPE_ID + 1], buff[P2P_PUB_ACTION_SUBTYPE + 1]);
2240                                 cfg80211_mgmt_tx_status(priv->wdev, priv->u64tx_cookie, buff, size, false, GFP_KERNEL);
2241                         }
2242                         return;
2243                 }
2244         } else {
2245
2246                 PRINT_D(GENERIC_DBG, "Rx Frame Type:%x\n", buff[FRAME_TYPE_ID]);
2247
2248                 /*BugID_5442*/
2249                 /*Upper layer is informed that the frame is received on this freq*/
2250                 s32Freq = ieee80211_channel_to_frequency(u8CurrChannel, IEEE80211_BAND_2GHZ);
2251
2252                 if (ieee80211_is_action(buff[FRAME_TYPE_ID])) {
2253                         PRINT_D(GENERIC_DBG, "Rx Action Frame Type: %x %x\n", buff[ACTION_SUBTYPE_ID], buff[P2P_PUB_ACTION_SUBTYPE]);
2254
2255                         if (priv->bCfgScanning == WILC_TRUE && time_after_eq(jiffies, (unsigned long)pstrWFIDrv->u64P2p_MgmtTimeout)) {
2256                                 PRINT_D(GENERIC_DBG, "Receiving action frames from wrong channels\n");
2257                                 return;
2258                         }
2259                         if (buff[ACTION_CAT_ID] == PUB_ACTION_ATTR_ID) {
2260
2261                                 switch (buff[ACTION_SUBTYPE_ID]) {
2262                                 case GAS_INTIAL_REQ:
2263                                         PRINT_D(GENERIC_DBG, "GAS INITIAL REQ %x\n", buff[ACTION_SUBTYPE_ID]);
2264                                         break;
2265
2266                                 case GAS_INTIAL_RSP:
2267                                         PRINT_D(GENERIC_DBG, "GAS INITIAL RSP %x\n", buff[ACTION_SUBTYPE_ID]);
2268                                         break;
2269
2270                                 case PUBLIC_ACT_VENDORSPEC:
2271                                         /*Now we have a public action vendor specific action frame, check if its a p2p public action frame
2272                                          * based on the standard its should have the p2p_oui attribute with the following values 50 6f 9A 09*/
2273                                         if (!WILC_memcmp(u8P2P_oui, &buff[ACTION_SUBTYPE_ID + 1], 4)) {
2274                                                 if ((buff[P2P_PUB_ACTION_SUBTYPE] == GO_NEG_REQ || buff[P2P_PUB_ACTION_SUBTYPE] == GO_NEG_RSP)) {
2275                                                         if (!bWilc_ie) {
2276                                                                 for (i = P2P_PUB_ACTION_SUBTYPE; i < size; i++) {
2277                                                                         if (!WILC_memcmp(u8P2P_vendorspec, &buff[i], 6)) {
2278                                                                                 u8P2Precvrandom = buff[i + 6];
2279                                                                                 bWilc_ie = WILC_TRUE;
2280                                                                                 PRINT_D(GENERIC_DBG, "WILC Vendor specific IE:%02x\n", u8P2Precvrandom);
2281                                                                                 break;
2282                                                                         }
2283                                                                 }
2284                                                         }
2285                                                 }
2286                                                 if (u8P2Plocalrandom > u8P2Precvrandom) {
2287                                                         if ((buff[P2P_PUB_ACTION_SUBTYPE] == GO_NEG_REQ || buff[P2P_PUB_ACTION_SUBTYPE] == GO_NEG_RSP
2288                                                               || buff[P2P_PUB_ACTION_SUBTYPE] == P2P_INV_REQ || buff[P2P_PUB_ACTION_SUBTYPE] == P2P_INV_RSP)) {
2289                                                                 for (i = P2P_PUB_ACTION_SUBTYPE + 2; i < size; i++) {
2290                                                                         if (buff[i] == P2PELEM_ATTR_ID && !(WILC_memcmp(u8P2P_oui, &buff[i + 2], 4))) {
2291                                                                                 WILC_WFI_CfgParseRxAction(&buff[i + 6], size - (i + 6));
2292                                                                                 break;
2293                                                                         }
2294                                                                 }
2295                                                         }
2296                                                 } else
2297                                                         PRINT_D(GENERIC_DBG, "PEER WILL BE GO LocaRand=%02x RecvRand %02x\n", u8P2Plocalrandom, u8P2Precvrandom);
2298                                         }
2299
2300
2301                                         if ((buff[P2P_PUB_ACTION_SUBTYPE] == GO_NEG_REQ || buff[P2P_PUB_ACTION_SUBTYPE] == GO_NEG_RSP) && (bWilc_ie))   {
2302                                                 PRINT_D(GENERIC_DBG, "Sending P2P to host without extra elemnt\n");
2303                                                 /* extra attribute for sig_dbm: signal strength in mBm, or 0 if unknown */
2304                                                 cfg80211_rx_mgmt(priv->wdev, s32Freq, 0, buff, size - 7, 0);
2305                                                 return;
2306                                         }
2307                                         break;
2308
2309                                 default:
2310                                         PRINT_D(GENERIC_DBG, "NOT HANDLED PUBLIC ACTION FRAME TYPE:%x\n", buff[ACTION_SUBTYPE_ID]);
2311                                         break;
2312                                 }
2313                         }
2314                 }
2315
2316                 cfg80211_rx_mgmt(priv->wdev, s32Freq, 0, buff, size - 7, 0);
2317         }
2318 }
2319
2320 /**
2321  *  @brief                      WILC_WFI_mgmt_tx_complete
2322  *  @details            Returns result of writing mgmt frame to VMM (Tx buffers are freed here)
2323  *  @param[in]          priv
2324  *                              transmitting status
2325  *  @return             None
2326  *  @author             Amr Abdelmoghny
2327  *  @date                       20 MAY 2013
2328  *  @version            1.0
2329  */
2330 static void WILC_WFI_mgmt_tx_complete(void *priv, int status)
2331 {
2332         struct p2p_mgmt_data *pv_data = (struct p2p_mgmt_data *)priv;
2333
2334
2335         kfree(pv_data->buff);
2336         kfree(pv_data);
2337 }
2338
2339 /**
2340  * @brief               WILC_WFI_RemainOnChannelReady
2341  *  @details    Callback function, called from handle_remain_on_channel on being ready on channel
2342  *  @param
2343  *  @return     none
2344  *  @author     Amr abdelmoghny
2345  *  @date               9 JUNE 2013
2346  *  @version
2347  */
2348
2349 static void WILC_WFI_RemainOnChannelReady(void *pUserVoid)
2350 {
2351         struct WILC_WFI_priv *priv;
2352         priv = (struct WILC_WFI_priv *)pUserVoid;
2353
2354         PRINT_D(HOSTINF_DBG, "Remain on channel ready \n");
2355
2356         priv->bInP2PlistenState = WILC_TRUE;
2357
2358         cfg80211_ready_on_channel(priv->wdev,
2359                                   priv->strRemainOnChanParams.u64ListenCookie,
2360                                   priv->strRemainOnChanParams.pstrListenChan,
2361                                   priv->strRemainOnChanParams.u32ListenDuration,
2362                                   GFP_KERNEL);
2363 }
2364
2365 /**
2366  * @brief               WILC_WFI_RemainOnChannelExpired
2367  *  @details    Callback function, called on expiration of remain-on-channel duration
2368  *  @param
2369  *  @return     none
2370  *  @author     Amr abdelmoghny
2371  *  @date               15 MAY 2013
2372  *  @version
2373  */
2374
2375 static void WILC_WFI_RemainOnChannelExpired(void *pUserVoid, u32 u32SessionID)
2376 {
2377         struct WILC_WFI_priv *priv;
2378         priv = (struct WILC_WFI_priv *)pUserVoid;
2379
2380         /*BugID_5477*/
2381         if (u32SessionID == priv->strRemainOnChanParams.u32ListenSessionID) {
2382                 PRINT_D(GENERIC_DBG, "Remain on channel expired \n");
2383
2384                 priv->bInP2PlistenState = WILC_FALSE;
2385
2386                 /*Inform wpas of remain-on-channel expiration*/
2387                 cfg80211_remain_on_channel_expired(priv->wdev,
2388                                                    priv->strRemainOnChanParams.u64ListenCookie,
2389                                                    priv->strRemainOnChanParams.pstrListenChan,
2390                                                    GFP_KERNEL);
2391         } else {
2392                 PRINT_D(GENERIC_DBG, "Received ID 0x%x Expected ID 0x%x (No match)\n", u32SessionID
2393                         , priv->strRemainOnChanParams.u32ListenSessionID);
2394         }
2395 }
2396
2397
2398 /**
2399  *  @brief      WILC_WFI_remain_on_channel
2400  *  @details    Request the driver to remain awake on the specified
2401  *                      channel for the specified duration to complete an off-channel
2402  *                      operation (e.g., public action frame exchange). When the driver is
2403  *                      ready on the requested channel, it must indicate this with an event
2404  *                      notification by calling cfg80211_ready_on_channel().
2405  *  @param[in]
2406  *  @return     int : Return 0 on Success
2407  *  @author     mdaftedar
2408  *  @date       01 MAR 2012
2409  *  @version    1.0
2410  */
2411 static int  WILC_WFI_remain_on_channel(struct wiphy *wiphy,
2412                                        struct wireless_dev *wdev,
2413                                        struct ieee80211_channel *chan,
2414                                        unsigned int duration, u64 *cookie)
2415 {
2416         WILC_Sint32 s32Error = WILC_SUCCESS;
2417         struct WILC_WFI_priv *priv;
2418         priv = wiphy_priv(wiphy);
2419
2420         PRINT_D(GENERIC_DBG, "Remaining on channel %d\n", chan->hw_value);
2421
2422         /*BugID_4800: if in AP mode, return.*/
2423         /*This check is to handle the situation when user*/
2424         /*requests "create group" during a running scan*/
2425
2426         if (wdev->iftype == NL80211_IFTYPE_AP) {
2427                 PRINT_D(GENERIC_DBG, "Required remain-on-channel while in AP mode");
2428                 return s32Error;
2429         }
2430
2431         u8CurrChannel = chan->hw_value;
2432
2433         /*Setting params needed by WILC_WFI_RemainOnChannelExpired()*/
2434         priv->strRemainOnChanParams.pstrListenChan = chan;
2435         priv->strRemainOnChanParams.u64ListenCookie = *cookie;
2436         priv->strRemainOnChanParams.u32ListenDuration = duration;
2437         priv->strRemainOnChanParams.u32ListenSessionID++;
2438
2439         s32Error = host_int_remain_on_channel(priv->hWILCWFIDrv
2440                                               , priv->strRemainOnChanParams.u32ListenSessionID
2441                                               , duration
2442                                               , chan->hw_value
2443                                               , WILC_WFI_RemainOnChannelExpired
2444                                               , WILC_WFI_RemainOnChannelReady
2445                                               , (void *)priv);
2446
2447         return s32Error;
2448 }
2449
2450 /**
2451  *  @brief      WILC_WFI_cancel_remain_on_channel
2452  *  @details    Cancel an on-going remain-on-channel operation.
2453  *                      This allows the operation to be terminated prior to timeout based on
2454  *                      the duration value.
2455  *  @param[in]   struct wiphy *wiphy,
2456  *  @param[in]  struct net_device *dev
2457  *  @param[in]  u64 cookie,
2458  *  @return     int : Return 0 on Success
2459  *  @author     mdaftedar
2460  *  @date       01 MAR 2012
2461  *  @version    1.0
2462  */
2463 static int   WILC_WFI_cancel_remain_on_channel(struct wiphy *wiphy,
2464                                                struct wireless_dev *wdev,
2465                                                u64 cookie)
2466 {
2467         WILC_Sint32 s32Error = WILC_SUCCESS;
2468         struct WILC_WFI_priv *priv;
2469         priv = wiphy_priv(wiphy);
2470
2471         PRINT_D(CFG80211_DBG, "Cancel remain on channel\n");
2472
2473         s32Error = host_int_ListenStateExpired(priv->hWILCWFIDrv, priv->strRemainOnChanParams.u32ListenSessionID);
2474         return s32Error;
2475 }
2476 /**
2477  *  @brief       WILC_WFI_add_wilcvendorspec
2478  *  @details    Adding WILC information elemet to allow two WILC devices to
2479  *                              identify each other and connect
2480  *  @param[in]   u8 * buf
2481  *  @return     void
2482  *  @author     mdaftedar
2483  *  @date       01 JAN 2014
2484  *  @version    1.0
2485  */
2486 void WILC_WFI_add_wilcvendorspec(u8 *buff)
2487 {
2488         WILC_memcpy(buff, u8P2P_vendorspec, sizeof(u8P2P_vendorspec));
2489 }
2490 /**
2491  *  @brief      WILC_WFI_mgmt_tx_frame
2492  *  @details
2493  *
2494  *  @param[in]
2495  *  @return     NONE.
2496  *  @author     mdaftedar
2497  *  @date       01 JUL 2012
2498  *  @version
2499  */
2500 extern linux_wlan_t *g_linux_wlan;
2501 extern WILC_Bool bEnablePS;
2502 int WILC_WFI_mgmt_tx(struct wiphy *wiphy,
2503                         struct wireless_dev *wdev,
2504                         struct cfg80211_mgmt_tx_params *params,
2505                         u64 *cookie)
2506 {
2507         struct ieee80211_channel *chan = params->chan;
2508         unsigned int wait = params->wait;
2509         const u8 *buf = params->buf;
2510         size_t len = params->len;
2511         const struct ieee80211_mgmt *mgmt;
2512         struct p2p_mgmt_data *mgmt_tx;
2513         struct WILC_WFI_priv *priv;
2514         WILC_Sint32 s32Error = WILC_SUCCESS;
2515         tstrWILC_WFIDrv *pstrWFIDrv;
2516         u32 i;
2517         perInterface_wlan_t *nic;
2518         u32 buf_len = len + sizeof(u8P2P_vendorspec) + sizeof(u8P2Plocalrandom);
2519
2520         nic = netdev_priv(wdev->netdev);
2521         priv = wiphy_priv(wiphy);
2522         pstrWFIDrv = (tstrWILC_WFIDrv *)priv->hWILCWFIDrv;
2523
2524         *cookie = (unsigned long)buf;
2525         priv->u64tx_cookie = *cookie;
2526         mgmt = (const struct ieee80211_mgmt *) buf;
2527
2528         if (ieee80211_is_mgmt(mgmt->frame_control)) {
2529
2530                 /*mgmt frame allocation*/
2531                 mgmt_tx = (struct p2p_mgmt_data *)WILC_MALLOC(sizeof(struct p2p_mgmt_data));
2532                 if (mgmt_tx == NULL) {
2533                         PRINT_ER("Failed to allocate memory for mgmt_tx structure\n");
2534                         return WILC_FAIL;
2535                 }
2536                 mgmt_tx->buff = (char *)WILC_MALLOC(buf_len);
2537                 if (mgmt_tx->buff == NULL) {
2538                         PRINT_ER("Failed to allocate memory for mgmt_tx buff\n");
2539                         return WILC_FAIL;
2540                 }
2541                 WILC_memcpy(mgmt_tx->buff, buf, len);
2542                 mgmt_tx->size = len;
2543
2544
2545                 if (ieee80211_is_probe_resp(mgmt->frame_control)) {
2546                         PRINT_D(GENERIC_DBG, "TX: Probe Response\n");
2547                         PRINT_D(GENERIC_DBG, "Setting channel: %d\n", chan->hw_value);
2548                         host_int_set_mac_chnl_num(priv->hWILCWFIDrv, chan->hw_value);
2549                         /*Save the current channel after we tune to it*/
2550                         u8CurrChannel = chan->hw_value;
2551                 } else if (ieee80211_is_action(mgmt->frame_control))   {
2552                         PRINT_D(GENERIC_DBG, "ACTION FRAME:%x\n", (u16)mgmt->frame_control);
2553
2554
2555                         /*BugID_4847*/
2556                         if (buf[ACTION_CAT_ID] == PUB_ACTION_ATTR_ID) {
2557                                 /*BugID_4847*/
2558                                 /*Only set the channel, if not a negotiation confirmation frame
2559                                  * (If Negotiation confirmation frame, force it
2560                                  * to be transmitted on the same negotiation channel)*/
2561
2562                                 if (buf[ACTION_SUBTYPE_ID] != PUBLIC_ACT_VENDORSPEC ||
2563                                     buf[P2P_PUB_ACTION_SUBTYPE] != GO_NEG_CONF) {
2564                                         PRINT_D(GENERIC_DBG, "Setting channel: %d\n", chan->hw_value);
2565                                         host_int_set_mac_chnl_num(priv->hWILCWFIDrv, chan->hw_value);
2566                                         /*Save the current channel after we tune to it*/
2567                                         u8CurrChannel = chan->hw_value;
2568                                 }
2569                                 switch (buf[ACTION_SUBTYPE_ID]) {
2570                                 case GAS_INTIAL_REQ:
2571                                 {
2572                                         PRINT_D(GENERIC_DBG, "GAS INITIAL REQ %x\n", buf[ACTION_SUBTYPE_ID]);
2573                                         break;
2574                                 }
2575
2576                                 case GAS_INTIAL_RSP:
2577                                 {
2578                                         PRINT_D(GENERIC_DBG, "GAS INITIAL RSP %x\n", buf[ACTION_SUBTYPE_ID]);
2579                                         break;
2580                                 }
2581
2582                                 case PUBLIC_ACT_VENDORSPEC:
2583                                 {
2584                                         /*Now we have a public action vendor specific action frame, check if its a p2p public action frame
2585                                          * based on the standard its should have the p2p_oui attribute with the following values 50 6f 9A 09*/
2586                                         if (!WILC_memcmp(u8P2P_oui, &buf[ACTION_SUBTYPE_ID + 1], 4)) {
2587                                                 /*For the connection of two WILC's connection generate a rand number to determine who will be a GO*/
2588                                                 if ((buf[P2P_PUB_ACTION_SUBTYPE] == GO_NEG_REQ || buf[P2P_PUB_ACTION_SUBTYPE] == GO_NEG_RSP)) {
2589                                                         if (u8P2Plocalrandom == 1 && u8P2Precvrandom < u8P2Plocalrandom) {
2590                                                                 get_random_bytes(&u8P2Plocalrandom, 1);
2591                                                                 /*Increment the number to prevent if its 0*/
2592                                                                 u8P2Plocalrandom++;
2593                                                         }
2594                                                 }
2595
2596                                                 if ((buf[P2P_PUB_ACTION_SUBTYPE] == GO_NEG_REQ || buf[P2P_PUB_ACTION_SUBTYPE] == GO_NEG_RSP
2597                                                       || buf[P2P_PUB_ACTION_SUBTYPE] == P2P_INV_REQ || buf[P2P_PUB_ACTION_SUBTYPE] == P2P_INV_RSP)) {
2598                                                         if (u8P2Plocalrandom > u8P2Precvrandom) {
2599                                                                 PRINT_D(GENERIC_DBG, "LOCAL WILL BE GO LocaRand=%02x RecvRand %02x\n", u8P2Plocalrandom, u8P2Precvrandom);
2600
2601                                                                 /*Search for the p2p information information element , after the Public action subtype theres a byte for teh dialog token, skip that*/
2602                                                                 for (i = P2P_PUB_ACTION_SUBTYPE + 2; i < len; i++) {
2603                                                                         if (buf[i] == P2PELEM_ATTR_ID && !(WILC_memcmp(u8P2P_oui, &buf[i + 2], 4))) {
2604                                                                                 if (buf[P2P_PUB_ACTION_SUBTYPE] == P2P_INV_REQ || buf[P2P_PUB_ACTION_SUBTYPE] == P2P_INV_RSP)
2605                                                                                         WILC_WFI_CfgParseTxAction(&mgmt_tx->buff[i + 6], len - (i + 6), WILC_TRUE, nic->iftype);
2606
2607                                                                                 /*BugID_5460*/
2608                                                                                 /*If using supplicant go intent, no need at all*/
2609                                                                                 /*to parse transmitted negotiation frames*/
2610                                                                                         #ifndef USE_SUPPLICANT_GO_INTENT
2611                                                                                 else
2612                                                                                         WILC_WFI_CfgParseTxAction(&mgmt_tx->buff[i + 6], len - (i + 6), WILC_FALSE, nic->iftype);
2613                                                                                         #endif
2614                                                                                 break;
2615                                                                         }
2616                                                                 }
2617
2618                                                                 if (buf[P2P_PUB_ACTION_SUBTYPE] != P2P_INV_REQ && buf[P2P_PUB_ACTION_SUBTYPE] != P2P_INV_RSP) {
2619                                                                         WILC_WFI_add_wilcvendorspec(&mgmt_tx->buff[len]);
2620                                                                         mgmt_tx->buff[len + sizeof(u8P2P_vendorspec)] = u8P2Plocalrandom;
2621                                                                         mgmt_tx->size = buf_len;
2622                                                                 }
2623                                                         } else
2624                                                                 PRINT_D(GENERIC_DBG, "PEER WILL BE GO LocaRand=%02x RecvRand %02x\n", u8P2Plocalrandom, u8P2Precvrandom);
2625                                                 }
2626
2627                                         } else {
2628                                                 PRINT_D(GENERIC_DBG, "Not a P2P public action frame\n");
2629                                         }
2630
2631                                         break;
2632                                 }
2633
2634                                 default:
2635                                 {
2636                                         PRINT_D(GENERIC_DBG, "NOT HANDLED PUBLIC ACTION FRAME TYPE:%x\n", buf[ACTION_SUBTYPE_ID]);
2637                                         break;
2638                                 }
2639                                 }
2640
2641                         }
2642
2643                         PRINT_D(GENERIC_DBG, "TX: ACTION FRAME Type:%x : Chan:%d\n", buf[ACTION_SUBTYPE_ID], chan->hw_value);
2644                         pstrWFIDrv->u64P2p_MgmtTimeout = (jiffies + msecs_to_jiffies(wait));
2645
2646                         PRINT_D(GENERIC_DBG, "Current Jiffies: %lu Timeout:%llu\n", jiffies, pstrWFIDrv->u64P2p_MgmtTimeout);
2647
2648                 }
2649
2650                 g_linux_wlan->oup.wlan_add_mgmt_to_tx_que(mgmt_tx, mgmt_tx->buff, mgmt_tx->size, WILC_WFI_mgmt_tx_complete);
2651         } else {
2652                 PRINT_D(GENERIC_DBG, "This function transmits only management frames\n");
2653         }
2654         return s32Error;
2655 }
2656
2657 int   WILC_WFI_mgmt_tx_cancel_wait(struct wiphy *wiphy,
2658                                    struct wireless_dev *wdev,
2659                                    u64 cookie)
2660 {
2661         struct WILC_WFI_priv *priv;
2662         tstrWILC_WFIDrv *pstrWFIDrv;
2663         priv = wiphy_priv(wiphy);
2664         pstrWFIDrv = (tstrWILC_WFIDrv *)priv->hWILCWFIDrv;
2665
2666
2667         PRINT_D(GENERIC_DBG, "Tx Cancel wait :%lu\n", jiffies);
2668         pstrWFIDrv->u64P2p_MgmtTimeout = jiffies;
2669
2670         if (priv->bInP2PlistenState == WILC_FALSE) {
2671                 /* Bug 5504: This is just to avoid connection failure when getting stuck when the supplicant
2672                  *                      considers the driver falsely that it is in Listen state */
2673                 cfg80211_remain_on_channel_expired(priv->wdev,
2674                                                    priv->strRemainOnChanParams.u64ListenCookie,
2675                                                    priv->strRemainOnChanParams.pstrListenChan,
2676                                                    GFP_KERNEL);
2677         }
2678
2679         return 0;
2680 }
2681
2682 /**
2683  *  @brief      WILC_WFI_frame_register
2684  *  @details Notify driver that a management frame type was
2685  *              registered. Note that this callback may not sleep, and cannot run
2686  *                      concurrently with itself.
2687  *  @param[in]
2688  *  @return     NONE.
2689  *  @author     mdaftedar
2690  *  @date       01 JUL 2012
2691  *  @version
2692  */
2693 void    WILC_WFI_frame_register(struct wiphy *wiphy,
2694                                 struct wireless_dev *wdev,
2695                                 u16 frame_type, bool reg)
2696 {
2697
2698         struct WILC_WFI_priv *priv;
2699         perInterface_wlan_t *nic;
2700
2701
2702         priv = wiphy_priv(wiphy);
2703         nic = netdev_priv(priv->wdev->netdev);
2704
2705
2706
2707         /*BugID_5137*/
2708         if (!frame_type)
2709                 return;
2710
2711         PRINT_D(GENERIC_DBG, "Frame registering Frame Type: %x: Boolean: %d\n", frame_type, reg);
2712         switch (frame_type) {
2713         case PROBE_REQ:
2714         {
2715                 nic->g_struct_frame_reg[0].frame_type = frame_type;
2716                 nic->g_struct_frame_reg[0].reg = reg;
2717         }
2718         break;
2719
2720         case ACTION:
2721         {
2722                 nic->g_struct_frame_reg[1].frame_type = frame_type;
2723                 nic->g_struct_frame_reg[1].reg = reg;
2724         }
2725         break;
2726
2727         default:
2728         {
2729                 break;
2730         }
2731
2732         }
2733         /*If mac is closed, then return*/
2734         if (!g_linux_wlan->wilc1000_initialized) {
2735                 PRINT_D(GENERIC_DBG, "Return since mac is closed\n");
2736                 return;
2737         }
2738         host_int_frame_register(priv->hWILCWFIDrv, frame_type, reg);
2739
2740
2741 }
2742 #endif /*WILC_P2P*/
2743
2744 /**
2745  *  @brief      WILC_WFI_set_cqm_rssi_config
2746  *  @details    Configure connection quality monitor RSSI threshold.
2747  *  @param[in]   struct wiphy *wiphy:
2748  *  @param[in]  struct net_device *dev:
2749  *  @param[in]          s32 rssi_thold:
2750  *  @param[in]  u32 rssi_hyst:
2751  *  @return     int : Return 0 on Success
2752  *  @author     mdaftedar
2753  *  @date       01 MAR 2012
2754  *  @version    1.0
2755  */
2756 static int    WILC_WFI_set_cqm_rssi_config(struct wiphy *wiphy,
2757                                            struct net_device *dev,  s32 rssi_thold, u32 rssi_hyst)
2758 {
2759         PRINT_D(CFG80211_DBG, "Setting CQM RSSi Function\n");
2760         return 0;
2761
2762 }
2763 /**
2764  *  @brief      WILC_WFI_dump_station
2765  *  @details    Configure connection quality monitor RSSI threshold.
2766  *  @param[in]   struct wiphy *wiphy:
2767  *  @param[in]  struct net_device *dev
2768  *  @param[in]          int idx
2769  *  @param[in]  u8 *mac
2770  *  @param[in]  struct station_info *sinfo
2771  *  @return     int : Return 0 on Success
2772  *  @author     mdaftedar
2773  *  @date       01 MAR 2012
2774  *  @version    1.0
2775  */
2776 static int WILC_WFI_dump_station(struct wiphy *wiphy, struct net_device *dev,
2777                                  int idx, u8 *mac, struct station_info *sinfo)
2778 {
2779         struct WILC_WFI_priv *priv;
2780         PRINT_D(CFG80211_DBG, "Dumping station information\n");
2781
2782         if (idx != 0)
2783                 return -ENOENT;
2784
2785         priv = wiphy_priv(wiphy);
2786
2787         sinfo->filled |= BIT(NL80211_STA_INFO_SIGNAL);
2788
2789         host_int_get_rssi(priv->hWILCWFIDrv, &(sinfo->signal));
2790
2791         return 0;
2792
2793 }
2794
2795
2796 /**
2797  *  @brief      WILC_WFI_set_power_mgmt
2798  *  @details
2799  *  @param[in]
2800  *  @return     int : Return 0 on Success.
2801  *  @author     mdaftedar
2802  *  @date       01 JUL 2012
2803  *  @version    1.0WILC_WFI_set_cqmWILC_WFI_set_cqm_rssi_configWILC_WFI_set_cqm_rssi_configWILC_WFI_set_cqm_rssi_configWILC_WFI_set_cqm_rssi_config_rssi_config
2804  */
2805 int WILC_WFI_set_power_mgmt(struct wiphy *wiphy, struct net_device *dev,
2806                             bool enabled, int timeout)
2807 {
2808         struct WILC_WFI_priv *priv;
2809         PRINT_D(CFG80211_DBG, " Power save Enabled= %d , TimeOut = %d\n", enabled, timeout);
2810
2811         if (wiphy == NULL)
2812                 return -ENOENT;
2813
2814         priv = wiphy_priv(wiphy);
2815         if (priv->hWILCWFIDrv == NULL) {
2816                 PRINT_ER("Driver is NULL\n");
2817                 return -EIO;
2818         }
2819
2820         if (bEnablePS    == WILC_TRUE)
2821                 host_int_set_power_mgmt(priv->hWILCWFIDrv, enabled, timeout);
2822
2823
2824         return WILC_SUCCESS;
2825
2826 }
2827 #ifdef WILC_AP_EXTERNAL_MLME
2828 /**
2829  *  @brief      WILC_WFI_change_virt_intf
2830  *  @details    Change type/configuration of virtual interface,
2831  *                      keep the struct wireless_dev's iftype updated.
2832  *  @param[in]   NONE
2833  *  @return     int : Return 0 on Success.
2834  *  @author     mdaftedar
2835  *  @date       01 MAR 2012
2836  *  @version    1.0
2837  */
2838 void wilc1000_wlan_deinit(linux_wlan_t *nic);
2839 int wilc1000_wlan_init(struct net_device *dev, perInterface_wlan_t *p_nic);
2840
2841 static int WILC_WFI_change_virt_intf(struct wiphy *wiphy, struct net_device *dev,
2842                                      enum nl80211_iftype type, u32 *flags, struct vif_params *params)
2843 {
2844         WILC_Sint32 s32Error = WILC_SUCCESS;
2845         struct WILC_WFI_priv *priv;
2846         perInterface_wlan_t *nic;
2847         u8 interface_type;
2848         u16 TID = 0;
2849         #ifdef WILC_P2P
2850         u8 i;
2851         #endif
2852
2853         nic = netdev_priv(dev);
2854         priv = wiphy_priv(wiphy);
2855
2856         PRINT_D(HOSTAPD_DBG, "In Change virtual interface function\n");
2857         PRINT_D(HOSTAPD_DBG, "Wireless interface name =%s\n", dev->name);
2858         u8P2Plocalrandom = 0x01;
2859         u8P2Precvrandom = 0x00;
2860
2861         bWilc_ie = WILC_FALSE;
2862
2863         #ifdef DISABLE_PWRSAVE_AND_SCAN_DURING_IP
2864         g_obtainingIP = WILC_FALSE;
2865         WILC_TimerStop(&hDuringIpTimer, NULL);
2866         PRINT_D(GENERIC_DBG, "Changing virtual interface, enable scan\n");
2867         #endif
2868         /*BugID_5137*/
2869         /*Set WILC_CHANGING_VIR_IF register to disallow adding futrue keys to CE H/W*/
2870         if (g_ptk_keys_saved && g_gtk_keys_saved) {
2871                 Set_machw_change_vir_if(WILC_TRUE);
2872         }
2873
2874         switch (type) {
2875         case NL80211_IFTYPE_STATION:
2876                 connecting = 0;
2877                 PRINT_D(HOSTAPD_DBG, "Interface type = NL80211_IFTYPE_STATION\n");
2878
2879                 /* send delba over wlan interface */
2880
2881
2882                 dev->ieee80211_ptr->iftype = type;
2883                 priv->wdev->iftype = type;
2884                 nic->monitor_flag = 0;
2885                 nic->iftype = STATION_MODE;
2886
2887                 /*Remove the enteries of the previously connected clients*/
2888                 memset(priv->assoc_stainfo.au8Sta_AssociatedBss, 0, MAX_NUM_STA * ETH_ALEN);
2889                 #ifndef SIMULATION
2890                 #ifdef WILC_P2P
2891                 interface_type = nic->iftype;
2892                 nic->iftype = STATION_MODE;
2893
2894                 if (g_linux_wlan->wilc1000_initialized) {
2895                         host_int_del_All_Rx_BASession(priv->hWILCWFIDrv, g_linux_wlan->strInterfaceInfo[0].aBSSID, TID);
2896                         /* ensure that the message Q is empty */
2897                         host_int_wait_msg_queue_idle();
2898
2899                         /*BugID_5213*/
2900                         /*Eliminate host interface blocking state*/
2901                         linux_wlan_unlock((void *)&g_linux_wlan->cfg_event);
2902
2903                         wilc1000_wlan_deinit(g_linux_wlan);
2904                         wilc1000_wlan_init(dev, nic);
2905                         g_wilc_initialized = 1;
2906                         nic->iftype = interface_type;
2907
2908                         /*Setting interface 1 drv handler and mac address in newly downloaded FW*/
2909                         host_int_set_wfi_drv_handler(g_linux_wlan->strInterfaceInfo[0].drvHandler);
2910                         host_int_set_MacAddress((WILC_WFIDrvHandle)(g_linux_wlan->strInterfaceInfo[0].drvHandler),
2911                                                 g_linux_wlan->strInterfaceInfo[0].aSrcAddress);
2912                         host_int_set_operation_mode(priv->hWILCWFIDrv, STATION_MODE);
2913
2914                         /*Add saved WEP keys, if any*/
2915                         if (g_wep_keys_saved) {
2916                                 host_int_set_WEPDefaultKeyID((WILC_WFIDrvHandle)(g_linux_wlan->strInterfaceInfo[0].drvHandler),
2917                                                              g_key_wep_params.key_idx);
2918                                 host_int_add_wep_key_bss_sta((WILC_WFIDrvHandle)(g_linux_wlan->strInterfaceInfo[0].drvHandler),
2919                                                              g_key_wep_params.key,
2920                                                              g_key_wep_params.key_len,
2921                                                              g_key_wep_params.key_idx);
2922                         }
2923
2924                         /*No matter the driver handler passed here, it will be overwriiten*/
2925                         /*in Handle_FlushConnect() with gu8FlushedJoinReqDrvHandler*/
2926                         host_int_flush_join_req(priv->hWILCWFIDrv);
2927
2928                         /*Add saved PTK and GTK keys, if any*/
2929                         if (g_ptk_keys_saved && g_gtk_keys_saved) {
2930                                 PRINT_D(CFG80211_DBG, "ptk %x %x %x\n", g_key_ptk_params.key[0],
2931                                         g_key_ptk_params.key[1],
2932                                         g_key_ptk_params.key[2]);
2933                                 PRINT_D(CFG80211_DBG, "gtk %x %x %x\n", g_key_gtk_params.key[0],
2934                                         g_key_gtk_params.key[1],
2935                                         g_key_gtk_params.key[2]);
2936                                 WILC_WFI_add_key(g_linux_wlan->strInterfaceInfo[0].wilc_netdev->ieee80211_ptr->wiphy,
2937                                                  g_linux_wlan->strInterfaceInfo[0].wilc_netdev,
2938                                                  g_add_ptk_key_params.key_idx,
2939                                                  g_add_ptk_key_params.pairwise,
2940                                                  g_add_ptk_key_params.mac_addr,
2941                                                  (struct key_params *)(&g_key_ptk_params));
2942
2943                                 WILC_WFI_add_key(g_linux_wlan->strInterfaceInfo[0].wilc_netdev->ieee80211_ptr->wiphy,
2944                                                  g_linux_wlan->strInterfaceInfo[0].wilc_netdev,
2945                                                  g_add_gtk_key_params.key_idx,
2946                                                  g_add_gtk_key_params.pairwise,
2947                                                  g_add_gtk_key_params.mac_addr,
2948                                                  (struct key_params *)(&g_key_gtk_params));
2949                         }
2950
2951                         /*BugID_4847: registered frames in firmware are now*/
2952                         /*lost due to mac close. So re-register those frames*/
2953                         if (g_linux_wlan->wilc1000_initialized) {
2954                                 for (i = 0; i < num_reg_frame; i++) {
2955                                         PRINT_D(INIT_DBG, "Frame registering Type: %x - Reg: %d\n", nic->g_struct_frame_reg[i].frame_type,
2956                                                 nic->g_struct_frame_reg[i].reg);
2957                                         host_int_frame_register(priv->hWILCWFIDrv,
2958                                                                 nic->g_struct_frame_reg[i].frame_type,
2959                                                                 nic->g_struct_frame_reg[i].reg);
2960                                 }
2961                         }
2962
2963                         bEnablePS = WILC_TRUE;
2964                         host_int_set_power_mgmt(priv->hWILCWFIDrv, 1, 0);
2965                 }
2966                 #endif
2967                 #endif
2968                 break;
2969
2970         case NL80211_IFTYPE_P2P_CLIENT:
2971                 bEnablePS = WILC_FALSE;
2972                 host_int_set_power_mgmt(priv->hWILCWFIDrv, 0, 0);
2973                 connecting = 0;
2974                 PRINT_D(HOSTAPD_DBG, "Interface type = NL80211_IFTYPE_P2P_CLIENT\n");
2975
2976                 host_int_del_All_Rx_BASession(priv->hWILCWFIDrv, g_linux_wlan->strInterfaceInfo[0].aBSSID, TID);
2977
2978                 dev->ieee80211_ptr->iftype = type;
2979                 priv->wdev->iftype = type;
2980                 nic->monitor_flag = 0;
2981
2982                 #ifndef SIMULATION
2983                 #ifdef WILC_P2P
2984
2985                 PRINT_D(HOSTAPD_DBG, "Downloading P2P_CONCURRENCY_FIRMWARE\n");
2986                 nic->iftype = CLIENT_MODE;
2987
2988
2989                 if (g_linux_wlan->wilc1000_initialized) {
2990                         /* ensure that the message Q is empty */
2991                         host_int_wait_msg_queue_idle();
2992
2993                         wilc1000_wlan_deinit(g_linux_wlan);
2994                         wilc1000_wlan_init(dev, nic);
2995                         g_wilc_initialized = 1;
2996
2997                         host_int_set_wfi_drv_handler(g_linux_wlan->strInterfaceInfo[0].drvHandler);
2998                         host_int_set_MacAddress((WILC_WFIDrvHandle)(g_linux_wlan->strInterfaceInfo[0].drvHandler),
2999                                                 g_linux_wlan->strInterfaceInfo[0].aSrcAddress);
3000                         host_int_set_operation_mode(priv->hWILCWFIDrv, STATION_MODE);
3001
3002                         /*Add saved WEP keys, if any*/
3003                         if (g_wep_keys_saved) {
3004                                 host_int_set_WEPDefaultKeyID((WILC_WFIDrvHandle)(g_linux_wlan->strInterfaceInfo[0].drvHandler),
3005                                                              g_key_wep_params.key_idx);
3006                                 host_int_add_wep_key_bss_sta((WILC_WFIDrvHandle)(g_linux_wlan->strInterfaceInfo[0].drvHandler),
3007                                                              g_key_wep_params.key,
3008                                                              g_key_wep_params.key_len,
3009                                                              g_key_wep_params.key_idx);
3010                         }
3011
3012                         /*No matter the driver handler passed here, it will be overwriiten*/
3013                         /*in Handle_FlushConnect() with gu8FlushedJoinReqDrvHandler*/
3014                         host_int_flush_join_req(priv->hWILCWFIDrv);
3015
3016                         /*Add saved PTK and GTK keys, if any*/
3017                         if (g_ptk_keys_saved && g_gtk_keys_saved) {
3018                                 PRINT_D(CFG80211_DBG, "ptk %x %x %x\n", g_key_ptk_params.key[0],
3019                                         g_key_ptk_params.key[1],
3020                                         g_key_ptk_params.key[2]);
3021                                 PRINT_D(CFG80211_DBG, "gtk %x %x %x\n", g_key_gtk_params.key[0],
3022                                         g_key_gtk_params.key[1],
3023                                         g_key_gtk_params.key[2]);
3024                                 WILC_WFI_add_key(g_linux_wlan->strInterfaceInfo[0].wilc_netdev->ieee80211_ptr->wiphy,
3025                                                  g_linux_wlan->strInterfaceInfo[0].wilc_netdev,
3026                                                  g_add_ptk_key_params.key_idx,
3027                                                  g_add_ptk_key_params.pairwise,
3028                                                  g_add_ptk_key_params.mac_addr,
3029                                                  (struct key_params *)(&g_key_ptk_params));
3030
3031                                 WILC_WFI_add_key(g_linux_wlan->strInterfaceInfo[0].wilc_netdev->ieee80211_ptr->wiphy,
3032                                                  g_linux_wlan->strInterfaceInfo[0].wilc_netdev,
3033                                                  g_add_gtk_key_params.key_idx,
3034                                                  g_add_gtk_key_params.pairwise,
3035                                                  g_add_gtk_key_params.mac_addr,
3036                                                  (struct key_params *)(&g_key_gtk_params));
3037                         }
3038
3039                         /*Refresh scan, to refresh the scan results to the wpa_supplicant. Set MachHw to false to enable further key installments*/
3040                         refresh_scan(priv, 1, WILC_TRUE);
3041                         Set_machw_change_vir_if(WILC_FALSE);
3042
3043                         /*BugID_4847: registered frames in firmware are now lost
3044                          *  due to mac close. So re-register those frames */
3045                         if (g_linux_wlan->wilc1000_initialized) {
3046                                 for (i = 0; i < num_reg_frame; i++) {
3047                                         PRINT_D(INIT_DBG, "Frame registering Type: %x - Reg: %d\n", nic->g_struct_frame_reg[i].frame_type,
3048                                                 nic->g_struct_frame_reg[i].reg);
3049                                         host_int_frame_register(priv->hWILCWFIDrv,
3050                                                                 nic->g_struct_frame_reg[i].frame_type,
3051                                                                 nic->g_struct_frame_reg[i].reg);
3052                                 }
3053                         }
3054                 }
3055                 #endif
3056                 #endif
3057                 break;
3058
3059         case NL80211_IFTYPE_AP:
3060                 bEnablePS = WILC_FALSE;
3061                 PRINT_D(HOSTAPD_DBG, "Interface type = NL80211_IFTYPE_AP %d\n", type);
3062                 dev->ieee80211_ptr->iftype = type;
3063                 priv->wdev->iftype = type;
3064                 nic->iftype = AP_MODE;
3065                 PRINT_D(CORECONFIG_DBG, "priv->hWILCWFIDrv[%p]\n", priv->hWILCWFIDrv);
3066
3067                 #ifndef SIMULATION
3068                 PRINT_D(HOSTAPD_DBG, "Downloading AP firmware\n");
3069                 linux_wlan_get_firmware(nic);
3070                 #ifdef WILC_P2P
3071                 /*If wilc is running, then close-open to actually get new firmware running (serves P2P)*/
3072                 if (g_linux_wlan->wilc1000_initialized) {
3073                         nic->iftype = AP_MODE;
3074                         g_linux_wlan->wilc1000_initialized = 1;
3075                         mac_close(dev);
3076                         mac_open(dev);
3077
3078                         /*BugID_4847: registered frames in firmware are now lost
3079                          * due to mac close. So re-register those frames */
3080                         for (i = 0; i < num_reg_frame; i++) {
3081                                 PRINT_D(INIT_DBG, "Frame registering Type: %x - Reg: %d\n", nic->g_struct_frame_reg[i].frame_type,
3082                                         nic->g_struct_frame_reg[i].reg);
3083                                 host_int_frame_register(priv->hWILCWFIDrv,
3084                                                         nic->g_struct_frame_reg[i].frame_type,
3085                                                         nic->g_struct_frame_reg[i].reg);
3086                         }
3087                 }
3088                 #endif
3089                 #endif
3090                 break;
3091
3092         case NL80211_IFTYPE_P2P_GO:
3093                 PRINT_D(GENERIC_DBG, "start duringIP timer\n");
3094
3095                 #ifdef DISABLE_PWRSAVE_AND_SCAN_DURING_IP
3096                 g_obtainingIP = WILC_TRUE;
3097                 WILC_TimerStart(&hDuringIpTimer, duringIP_TIME, NULL, NULL);
3098                 #endif
3099                 host_int_set_power_mgmt(priv->hWILCWFIDrv, 0, 0);
3100                 /*BugID_5222*/
3101                 /*Delete block ack has to be the latest config packet*/
3102                 /*sent before downloading new FW. This is because it blocks on*/
3103                 /*hWaitResponse semaphore, which allows previous config*/
3104                 /*packets to actually take action on old FW*/
3105                 host_int_del_All_Rx_BASession(priv->hWILCWFIDrv, g_linux_wlan->strInterfaceInfo[0].aBSSID, TID);
3106                 bEnablePS = WILC_FALSE;
3107                 PRINT_D(HOSTAPD_DBG, "Interface type = NL80211_IFTYPE_GO\n");
3108                 dev->ieee80211_ptr->iftype = type;
3109                 priv->wdev->iftype = type;
3110
3111                 PRINT_D(CORECONFIG_DBG, "priv->hWILCWFIDrv[%p]\n", priv->hWILCWFIDrv);
3112
3113                 #ifndef SIMULATION
3114                 #ifdef WILC_P2P
3115                 PRINT_D(HOSTAPD_DBG, "Downloading P2P_CONCURRENCY_FIRMWARE\n");
3116
3117
3118                 #if 1
3119                 nic->iftype = GO_MODE;
3120
3121                 /* ensure that the message Q is empty */
3122                 host_int_wait_msg_queue_idle();
3123                 wilc1000_wlan_deinit(g_linux_wlan);
3124                 wilc1000_wlan_init(dev, nic);
3125                 g_wilc_initialized = 1;
3126
3127
3128                 /*Setting interface 1 drv handler and mac address in newly downloaded FW*/
3129                 host_int_set_wfi_drv_handler(g_linux_wlan->strInterfaceInfo[0].drvHandler);
3130                 host_int_set_MacAddress((WILC_WFIDrvHandle)(g_linux_wlan->strInterfaceInfo[0].drvHandler),
3131                                         g_linux_wlan->strInterfaceInfo[0].aSrcAddress);
3132                 host_int_set_operation_mode(priv->hWILCWFIDrv, AP_MODE);
3133
3134                 /*Add saved WEP keys, if any*/
3135                 if (g_wep_keys_saved) {
3136                         host_int_set_WEPDefaultKeyID((WILC_WFIDrvHandle)(g_linux_wlan->strInterfaceInfo[0].drvHandler),
3137                                                      g_key_wep_params.key_idx);
3138                         host_int_add_wep_key_bss_sta((WILC_WFIDrvHandle)(g_linux_wlan->strInterfaceInfo[0].drvHandler),
3139                                                      g_key_wep_params.key,
3140                                                      g_key_wep_params.key_len,
3141                                                      g_key_wep_params.key_idx);
3142                 }
3143
3144                 /*No matter the driver handler passed here, it will be overwriiten*/
3145                 /*in Handle_FlushConnect() with gu8FlushedJoinReqDrvHandler*/
3146                 host_int_flush_join_req(priv->hWILCWFIDrv);
3147
3148                 /*Add saved PTK and GTK keys, if any*/
3149                 if (g_ptk_keys_saved && g_gtk_keys_saved) {
3150                         PRINT_D(CFG80211_DBG, "ptk %x %x %x cipher %x\n", g_key_ptk_params.key[0],
3151                                 g_key_ptk_params.key[1],
3152                                 g_key_ptk_params.key[2],
3153                                 g_key_ptk_params.cipher);
3154                         PRINT_D(CFG80211_DBG, "gtk %x %x %x cipher %x\n", g_key_gtk_params.key[0],
3155                                 g_key_gtk_params.key[1],
3156                                 g_key_gtk_params.key[2],
3157                                 g_key_gtk_params.cipher);
3158                         #if 1
3159                         WILC_WFI_add_key(g_linux_wlan->strInterfaceInfo[0].wilc_netdev->ieee80211_ptr->wiphy,
3160                                          g_linux_wlan->strInterfaceInfo[0].wilc_netdev,
3161                                          g_add_ptk_key_params.key_idx,
3162                                          g_add_ptk_key_params.pairwise,
3163                                          g_add_ptk_key_params.mac_addr,
3164                                          (struct key_params *)(&g_key_ptk_params));
3165
3166                         WILC_WFI_add_key(g_linux_wlan->strInterfaceInfo[0].wilc_netdev->ieee80211_ptr->wiphy,
3167                                          g_linux_wlan->strInterfaceInfo[0].wilc_netdev,
3168                                          g_add_gtk_key_params.key_idx,
3169                                          g_add_gtk_key_params.pairwise,
3170                                          g_add_gtk_key_params.mac_addr,
3171                                          (struct key_params *)(&g_key_gtk_params));
3172                         #endif
3173                 }
3174                 #endif
3175
3176                 /*BugID_4847: registered frames in firmware are now*/
3177                 /*lost due to mac close. So re-register those frames*/
3178                 if (g_linux_wlan->wilc1000_initialized) {
3179                         for (i = 0; i < num_reg_frame; i++) {
3180                                 PRINT_D(INIT_DBG, "Frame registering Type: %x - Reg: %d\n", nic->g_struct_frame_reg[i].frame_type,
3181                                         nic->g_struct_frame_reg[i].reg);
3182                                 host_int_frame_register(priv->hWILCWFIDrv,
3183                                                         nic->g_struct_frame_reg[i].frame_type,
3184                                                         nic->g_struct_frame_reg[i].reg);
3185                         }
3186                 }
3187                 #endif
3188                 #endif
3189                 break;
3190
3191         default:
3192                 PRINT_ER("Unknown interface type= %d\n", type);
3193                 s32Error = -EINVAL;
3194                 return s32Error;
3195                 break;
3196         }
3197
3198         return s32Error;
3199 }
3200
3201 /* (austin.2013-07-23)
3202  *
3203  *      To support revised cfg80211_ops
3204  *
3205  *              add_beacon --> start_ap
3206  *              set_beacon --> change_beacon
3207  *              del_beacon --> stop_ap
3208  *
3209  *              beacon_parameters  -->  cfg80211_ap_settings
3210  *                                                              cfg80211_beacon_data
3211  *
3212  *      applicable for linux kernel 3.4+
3213  */
3214
3215 /**
3216  *  @brief      WILC_WFI_start_ap
3217  *  @details    Add a beacon with given parameters, @head, @interval
3218  *                      and @dtim_period will be valid, @tail is optional.
3219  *  @param[in]   wiphy
3220  *  @param[in]   dev    The net device structure
3221  *  @param[in]   settings       cfg80211_ap_settings parameters for the beacon to be added
3222  *  @return     int : Return 0 on Success.
3223  *  @author     austin
3224  *  @date       23 JUL 2013
3225  *  @version    1.0
3226  */
3227 static int WILC_WFI_start_ap(struct wiphy *wiphy, struct net_device *dev,
3228                              struct cfg80211_ap_settings *settings)
3229 {
3230         struct cfg80211_beacon_data *beacon = &(settings->beacon);
3231         struct WILC_WFI_priv *priv;
3232         WILC_Sint32 s32Error = WILC_SUCCESS;
3233
3234         priv = wiphy_priv(wiphy);
3235         PRINT_D(HOSTAPD_DBG, "Starting ap\n");
3236
3237         PRINT_D(HOSTAPD_DBG, "Interval = %d \n DTIM period = %d\n Head length = %zu Tail length = %zu\n",
3238                 settings->beacon_interval, settings->dtim_period, beacon->head_len, beacon->tail_len);
3239
3240         s32Error = WILC_WFI_CfgSetChannel(wiphy, &settings->chandef);
3241
3242         if (s32Error != WILC_SUCCESS)
3243                 PRINT_ER("Error in setting channel\n");
3244
3245         linux_wlan_set_bssid(dev, g_linux_wlan->strInterfaceInfo[0].aSrcAddress);
3246
3247         #ifndef WILC_FULLY_HOSTING_AP
3248         s32Error = host_int_add_beacon(priv->hWILCWFIDrv,
3249                                         settings->beacon_interval,
3250                                         settings->dtim_period,
3251                                         beacon->head_len, (u8 *)beacon->head,
3252                                         beacon->tail_len, (u8 *)beacon->tail);
3253         #else
3254         s32Error = host_add_beacon(priv->hWILCWFIDrv,
3255                                         settings->beacon_interval,
3256                                         settings->dtim_period,
3257                                         beacon->head_len, (u8 *)beacon->head,
3258                                         beacon->tail_len, (u8 *)beacon->tail);
3259         #endif
3260
3261         return s32Error;
3262 }
3263
3264 /**
3265  *  @brief      WILC_WFI_change_beacon
3266  *  @details    Add a beacon with given parameters, @head, @interval
3267  *                      and @dtim_period will be valid, @tail is optional.
3268  *  @param[in]   wiphy
3269  *  @param[in]   dev    The net device structure
3270  *  @param[in]   beacon cfg80211_beacon_data for the beacon to be changed
3271  *  @return     int : Return 0 on Success.
3272  *  @author     austin
3273  *  @date       23 JUL 2013
3274  *  @version    1.0
3275  */
3276 static int  WILC_WFI_change_beacon(struct wiphy *wiphy, struct net_device *dev,
3277                                    struct cfg80211_beacon_data *beacon)
3278 {
3279         struct WILC_WFI_priv *priv;
3280         WILC_Sint32 s32Error = WILC_SUCCESS;
3281
3282         priv = wiphy_priv(wiphy);
3283         PRINT_D(HOSTAPD_DBG, "Setting beacon\n");
3284
3285
3286 #ifndef WILC_FULLY_HOSTING_AP
3287         s32Error = host_int_add_beacon(priv->hWILCWFIDrv,
3288                                         0,
3289                                         0,
3290                                         beacon->head_len, (u8 *)beacon->head,
3291                                         beacon->tail_len, (u8 *)beacon->tail);
3292 #else
3293         s32Error = host_add_beacon(priv->hWILCWFIDrv,
3294                                         0,
3295                                         0,
3296                                         beacon->head_len, (u8 *)beacon->head,
3297                                         beacon->tail_len, (u8 *)beacon->tail);
3298 #endif
3299
3300         return s32Error;
3301 }
3302
3303 /**
3304  *  @brief      WILC_WFI_stop_ap
3305  *  @details    Remove beacon configuration and stop sending the beacon.
3306  *  @param[in]
3307  *  @return     int : Return 0 on Success.
3308  *  @author     austin
3309  *  @date       23 JUL 2013
3310  *  @version    1.0
3311  */
3312 static int  WILC_WFI_stop_ap(struct wiphy *wiphy, struct net_device *dev)
3313 {
3314         WILC_Sint32 s32Error = WILC_SUCCESS;
3315         struct WILC_WFI_priv *priv;
3316         u8 NullBssid[ETH_ALEN] = {0};
3317
3318
3319         WILC_NULLCHECK(s32Error, wiphy);
3320
3321         priv = wiphy_priv(wiphy);
3322
3323         PRINT_D(HOSTAPD_DBG, "Deleting beacon\n");
3324
3325         /*BugID_5188*/
3326         linux_wlan_set_bssid(dev, NullBssid);
3327
3328         #ifndef WILC_FULLY_HOSTING_AP
3329         s32Error = host_int_del_beacon(priv->hWILCWFIDrv);
3330         #else
3331         s32Error = host_del_beacon(priv->hWILCWFIDrv);
3332         #endif
3333
3334         WILC_ERRORCHECK(s32Error);
3335
3336         WILC_CATCH(s32Error)
3337         {
3338         }
3339         return s32Error;
3340 }
3341
3342 /**
3343  *  @brief      WILC_WFI_add_station
3344  *  @details    Add a new station.
3345  *  @param[in]
3346  *  @return     int : Return 0 on Success.
3347  *  @author     mdaftedar
3348  *  @date       01 MAR 2012
3349  *  @version    1.0
3350  */
3351 static int  WILC_WFI_add_station(struct wiphy *wiphy, struct net_device *dev,
3352                                  const u8 *mac, struct station_parameters *params)
3353 {
3354         WILC_Sint32 s32Error = WILC_SUCCESS;
3355         struct WILC_WFI_priv *priv;
3356         tstrWILC_AddStaParam strStaParams = {{0}};
3357         perInterface_wlan_t *nic;
3358
3359
3360         WILC_NULLCHECK(s32Error, wiphy);
3361
3362         priv = wiphy_priv(wiphy);
3363         nic = netdev_priv(dev);
3364
3365         if (nic->iftype == AP_MODE || nic->iftype == GO_MODE) {
3366                 #ifndef WILC_FULLY_HOSTING_AP
3367
3368                 WILC_memcpy(strStaParams.au8BSSID, mac, ETH_ALEN);
3369                 WILC_memcpy(priv->assoc_stainfo.au8Sta_AssociatedBss[params->aid], mac, ETH_ALEN);
3370                 strStaParams.u16AssocID = params->aid;
3371                 strStaParams.u8NumRates = params->supported_rates_len;
3372                 strStaParams.pu8Rates = params->supported_rates;
3373
3374                 PRINT_D(CFG80211_DBG, "Adding station parameters %d\n", params->aid);
3375
3376                 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],
3377                         priv->assoc_stainfo.au8Sta_AssociatedBss[params->aid][5]);
3378                 PRINT_D(HOSTAPD_DBG, "ASSOC ID = %d\n", strStaParams.u16AssocID);
3379                 PRINT_D(HOSTAPD_DBG, "Number of supported rates = %d\n", strStaParams.u8NumRates);
3380
3381                 if (params->ht_capa == NULL) {
3382                         strStaParams.bIsHTSupported = WILC_FALSE;
3383                 } else {
3384                         strStaParams.bIsHTSupported = WILC_TRUE;
3385                         strStaParams.u16HTCapInfo = params->ht_capa->cap_info;
3386                         strStaParams.u8AmpduParams = params->ht_capa->ampdu_params_info;
3387                         WILC_memcpy(strStaParams.au8SuppMCsSet, &params->ht_capa->mcs, WILC_SUPP_MCS_SET_SIZE);
3388                         strStaParams.u16HTExtParams = params->ht_capa->extended_ht_cap_info;
3389                         strStaParams.u32TxBeamformingCap = params->ht_capa->tx_BF_cap_info;
3390                         strStaParams.u8ASELCap = params->ht_capa->antenna_selection_info;
3391                 }
3392
3393                 strStaParams.u16FlagsMask = params->sta_flags_mask;
3394                 strStaParams.u16FlagsSet = params->sta_flags_set;
3395
3396                 PRINT_D(HOSTAPD_DBG, "IS HT supported = %d\n", strStaParams.bIsHTSupported);
3397                 PRINT_D(HOSTAPD_DBG, "Capability Info = %d\n", strStaParams.u16HTCapInfo);
3398                 PRINT_D(HOSTAPD_DBG, "AMPDU Params = %d\n", strStaParams.u8AmpduParams);
3399                 PRINT_D(HOSTAPD_DBG, "HT Extended params = %d\n", strStaParams.u16HTExtParams);
3400                 PRINT_D(HOSTAPD_DBG, "Tx Beamforming Cap = %d\n", strStaParams.u32TxBeamformingCap);
3401                 PRINT_D(HOSTAPD_DBG, "Antenna selection info = %d\n", strStaParams.u8ASELCap);
3402                 PRINT_D(HOSTAPD_DBG, "Flag Mask = %d\n", strStaParams.u16FlagsMask);
3403                 PRINT_D(HOSTAPD_DBG, "Flag Set = %d\n", strStaParams.u16FlagsSet);
3404
3405                 s32Error = host_int_add_station(priv->hWILCWFIDrv, &strStaParams);
3406                 WILC_ERRORCHECK(s32Error);
3407
3408                 #else
3409                 PRINT_D(CFG80211_DBG, "Adding station parameters %d\n", params->aid);
3410                 WILC_memcpy(priv->assoc_stainfo.au8Sta_AssociatedBss[params->aid], mac, ETH_ALEN);
3411
3412                 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],
3413                         priv->assoc_stainfo.au8Sta_AssociatedBss[params->aid][5]);
3414
3415                 WILC_AP_AddSta(mac, params);
3416                 WILC_ERRORCHECK(s32Error);
3417                 #endif /* WILC_FULLY_HOSTING_AP */
3418
3419         }
3420
3421         WILC_CATCH(s32Error)
3422         {
3423         }
3424         return s32Error;
3425 }
3426
3427 /**
3428  *  @brief      WILC_WFI_del_station
3429  *  @details    Remove a station; @mac may be NULL to remove all stations.
3430  *  @param[in]
3431  *  @return     int : Return 0 on Success.
3432  *  @author     mdaftedar
3433  *  @date       01 MAR 2012
3434  *  @version    1.0
3435  */
3436 static int WILC_WFI_del_station(struct wiphy *wiphy, struct net_device *dev,
3437                                 struct station_del_parameters *params)
3438 {
3439         const u8 *mac = params->mac;
3440         WILC_Sint32 s32Error = WILC_SUCCESS;
3441         struct WILC_WFI_priv *priv;
3442         perInterface_wlan_t *nic;
3443         WILC_NULLCHECK(s32Error, wiphy);
3444
3445         priv = wiphy_priv(wiphy);
3446         nic = netdev_priv(dev);
3447
3448         if (nic->iftype == AP_MODE || nic->iftype == GO_MODE) {
3449                 PRINT_D(HOSTAPD_DBG, "Deleting station\n");
3450
3451
3452                 if (mac == NULL) {
3453                         PRINT_D(HOSTAPD_DBG, "All associated stations \n");
3454                         s32Error = host_int_del_allstation(priv->hWILCWFIDrv, priv->assoc_stainfo.au8Sta_AssociatedBss);
3455                 } else {
3456                         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]);
3457                 }
3458
3459                 #ifndef WILC_FULLY_HOSTING_AP
3460                 s32Error = host_int_del_station(priv->hWILCWFIDrv, mac);
3461                 #else
3462                 WILC_AP_RemoveSta(mac);
3463                 #endif /* WILC_FULLY_HOSTING_AP */
3464
3465                 WILC_ERRORCHECK(s32Error);
3466         }
3467         WILC_CATCH(s32Error)
3468         {
3469         }
3470         return s32Error;
3471 }
3472
3473 /**
3474  *  @brief      WILC_WFI_change_station
3475  *  @details    Modify a given station.
3476  *  @param[in]
3477  *  @return     int : Return 0 on Success.
3478  *  @author     mdaftedar
3479  *  @date       01 MAR 2012
3480  *  @version    1.0
3481  */
3482 static int WILC_WFI_change_station(struct wiphy *wiphy, struct net_device *dev,
3483                                    const u8 *mac, struct station_parameters *params)
3484 {
3485         WILC_Sint32 s32Error = WILC_SUCCESS;
3486         struct WILC_WFI_priv *priv;
3487         tstrWILC_AddStaParam strStaParams = {{0}};
3488         perInterface_wlan_t *nic;
3489
3490
3491         PRINT_D(HOSTAPD_DBG, "Change station paramters\n");
3492
3493         WILC_NULLCHECK(s32Error, wiphy);
3494
3495         priv = wiphy_priv(wiphy);
3496         nic = netdev_priv(dev);
3497
3498         if (nic->iftype == AP_MODE || nic->iftype == GO_MODE) {
3499                 #ifndef WILC_FULLY_HOSTING_AP
3500
3501                 WILC_memcpy(strStaParams.au8BSSID, mac, ETH_ALEN);
3502                 strStaParams.u16AssocID = params->aid;
3503                 strStaParams.u8NumRates = params->supported_rates_len;
3504                 strStaParams.pu8Rates = params->supported_rates;
3505
3506                 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],
3507                         strStaParams.au8BSSID[5]);
3508                 PRINT_D(HOSTAPD_DBG, "ASSOC ID = %d\n", strStaParams.u16AssocID);
3509                 PRINT_D(HOSTAPD_DBG, "Number of supported rates = %d\n", strStaParams.u8NumRates);
3510
3511                 if (params->ht_capa == NULL) {
3512                         strStaParams.bIsHTSupported = WILC_FALSE;
3513                 } else {
3514                         strStaParams.bIsHTSupported = WILC_TRUE;
3515                         strStaParams.u16HTCapInfo = params->ht_capa->cap_info;
3516                         strStaParams.u8AmpduParams = params->ht_capa->ampdu_params_info;
3517                         WILC_memcpy(strStaParams.au8SuppMCsSet, &params->ht_capa->mcs, WILC_SUPP_MCS_SET_SIZE);
3518                         strStaParams.u16HTExtParams = params->ht_capa->extended_ht_cap_info;
3519                         strStaParams.u32TxBeamformingCap = params->ht_capa->tx_BF_cap_info;
3520                         strStaParams.u8ASELCap = params->ht_capa->antenna_selection_info;
3521
3522                 }
3523
3524                 strStaParams.u16FlagsMask = params->sta_flags_mask;
3525                 strStaParams.u16FlagsSet = params->sta_flags_set;
3526
3527                 PRINT_D(HOSTAPD_DBG, "IS HT supported = %d\n", strStaParams.bIsHTSupported);
3528                 PRINT_D(HOSTAPD_DBG, "Capability Info = %d\n", strStaParams.u16HTCapInfo);
3529                 PRINT_D(HOSTAPD_DBG, "AMPDU Params = %d\n", strStaParams.u8AmpduParams);
3530                 PRINT_D(HOSTAPD_DBG, "HT Extended params = %d\n", strStaParams.u16HTExtParams);
3531                 PRINT_D(HOSTAPD_DBG, "Tx Beamforming Cap = %d\n", strStaParams.u32TxBeamformingCap);
3532                 PRINT_D(HOSTAPD_DBG, "Antenna selection info = %d\n", strStaParams.u8ASELCap);
3533                 PRINT_D(HOSTAPD_DBG, "Flag Mask = %d\n", strStaParams.u16FlagsMask);
3534                 PRINT_D(HOSTAPD_DBG, "Flag Set = %d\n", strStaParams.u16FlagsSet);
3535
3536                 s32Error = host_int_edit_station(priv->hWILCWFIDrv, &strStaParams);
3537                 WILC_ERRORCHECK(s32Error);
3538
3539                 #else
3540                 WILC_AP_EditSta(mac, params);
3541                 WILC_ERRORCHECK(s32Error);
3542                 #endif /* WILC_FULLY_HOSTING_AP */
3543
3544         }
3545         WILC_CATCH(s32Error)
3546         {
3547         }
3548         return s32Error;
3549 }
3550
3551
3552 /**
3553  *  @brief      WILC_WFI_add_virt_intf
3554  *  @details
3555  *  @param[in]
3556  *  @return     int : Return 0 on Success.
3557  *  @author     mdaftedar
3558  *  @date       01 JUL 2012
3559  *  @version    1.0
3560  */
3561 struct wireless_dev *WILC_WFI_add_virt_intf(struct wiphy *wiphy, const char *name,
3562                                                 unsigned char name_assign_type,
3563                                                 enum nl80211_iftype type, u32 *flags,
3564                                                 struct vif_params *params)
3565 {
3566         perInterface_wlan_t *nic;
3567         struct WILC_WFI_priv *priv;
3568         struct net_device *new_ifc = NULL;
3569         priv = wiphy_priv(wiphy);
3570
3571
3572
3573         PRINT_D(HOSTAPD_DBG, "Adding monitor interface[%p]\n", priv->wdev->netdev);
3574
3575         nic = netdev_priv(priv->wdev->netdev);
3576
3577
3578         if (type == NL80211_IFTYPE_MONITOR) {
3579                 PRINT_D(HOSTAPD_DBG, "Monitor interface mode: Initializing mon interface virtual device driver\n");
3580                 PRINT_D(HOSTAPD_DBG, "Adding monitor interface[%p]\n", nic->wilc_netdev);
3581                 new_ifc = WILC_WFI_init_mon_interface(name, nic->wilc_netdev);
3582                 if (new_ifc != NULL) {
3583                         PRINT_D(HOSTAPD_DBG, "Setting monitor flag in private structure\n");
3584                         #ifdef SIMULATION
3585                         priv = netdev_priv(priv->wdev->netdev);
3586                         priv->monitor_flag = 1;
3587                         #else
3588                         nic = netdev_priv(priv->wdev->netdev);
3589                         nic->monitor_flag = 1;
3590                         #endif
3591                 } else
3592                         PRINT_ER("Error in initializing monitor interface\n ");
3593         }
3594         return priv->wdev;
3595 }
3596
3597 /**
3598  *  @brief      WILC_WFI_del_virt_intf
3599  *  @details
3600  *  @param[in]
3601  *  @return     int : Return 0 on Success.
3602  *  @author     mdaftedar
3603  *  @date       01 JUL 2012
3604  *  @version    1.0
3605  */
3606 int WILC_WFI_del_virt_intf(struct wiphy *wiphy, struct wireless_dev *wdev)      /* tony for v3.8 support */
3607 {
3608         PRINT_D(HOSTAPD_DBG, "Deleting virtual interface\n");
3609         return WILC_SUCCESS;
3610 }
3611
3612
3613
3614 #endif /*WILC_AP_EXTERNAL_MLME*/
3615 static struct cfg80211_ops WILC_WFI_cfg80211_ops = {
3616
3617         .set_monitor_channel = WILC_WFI_CfgSetChannel,
3618         .scan = WILC_WFI_CfgScan,
3619         .connect = WILC_WFI_CfgConnect,
3620         .disconnect = WILC_WFI_disconnect,
3621         .add_key = WILC_WFI_add_key,
3622         .del_key = WILC_WFI_del_key,
3623         .get_key = WILC_WFI_get_key,
3624         .set_default_key = WILC_WFI_set_default_key,
3625         #ifdef WILC_AP_EXTERNAL_MLME
3626         .add_virtual_intf = WILC_WFI_add_virt_intf,
3627         .del_virtual_intf = WILC_WFI_del_virt_intf,
3628         .change_virtual_intf = WILC_WFI_change_virt_intf,
3629
3630         .start_ap = WILC_WFI_start_ap,
3631         .change_beacon = WILC_WFI_change_beacon,
3632         .stop_ap = WILC_WFI_stop_ap,
3633         .add_station = WILC_WFI_add_station,
3634         .del_station = WILC_WFI_del_station,
3635         .change_station = WILC_WFI_change_station,
3636         #endif /* WILC_AP_EXTERNAL_MLME*/
3637         #ifndef WILC_FULLY_HOSTING_AP
3638         .get_station = WILC_WFI_get_station,
3639         #endif
3640         .dump_station = WILC_WFI_dump_station,
3641         .change_bss = WILC_WFI_change_bss,
3642         .set_wiphy_params = WILC_WFI_set_wiphy_params,
3643
3644         .set_pmksa = WILC_WFI_set_pmksa,
3645         .del_pmksa = WILC_WFI_del_pmksa,
3646         .flush_pmksa = WILC_WFI_flush_pmksa,
3647 #ifdef WILC_P2P
3648         .remain_on_channel = WILC_WFI_remain_on_channel,
3649         .cancel_remain_on_channel = WILC_WFI_cancel_remain_on_channel,
3650         .mgmt_tx_cancel_wait = WILC_WFI_mgmt_tx_cancel_wait,
3651         .mgmt_tx = WILC_WFI_mgmt_tx,
3652         .mgmt_frame_register = WILC_WFI_frame_register,
3653         .set_power_mgmt = WILC_WFI_set_power_mgmt,
3654         .set_cqm_rssi_config = WILC_WFI_set_cqm_rssi_config,
3655 #endif
3656
3657 };
3658
3659
3660
3661
3662
3663 /**
3664  *  @brief      WILC_WFI_update_stats
3665  *  @details    Modify parameters for a given BSS.
3666  *  @param[in]
3667  *  @return     int : Return 0 on Success.
3668  *  @author     mdaftedar
3669  *  @date       01 MAR 2012
3670  *  @version    1.0WILC_WFI_set_cqmWILC_WFI_set_cqm_rssi_configWILC_WFI_set_cqm_rssi_configWILC_WFI_set_cqm_rssi_configWILC_WFI_set_cqm_rssi_config_rssi_config
3671  */
3672 int WILC_WFI_update_stats(struct wiphy *wiphy, u32 pktlen, u8 changed)
3673 {
3674
3675         struct WILC_WFI_priv *priv;
3676
3677         priv = wiphy_priv(wiphy);
3678 #if 1
3679         switch (changed) {
3680
3681         case WILC_WFI_RX_PKT:
3682         {
3683                 priv->netstats.rx_packets++;
3684                 priv->netstats.rx_bytes += pktlen;
3685                 priv->netstats.rx_time = get_jiffies_64();
3686         }
3687         break;
3688
3689         case WILC_WFI_TX_PKT:
3690         {
3691                 priv->netstats.tx_packets++;
3692                 priv->netstats.tx_bytes += pktlen;
3693                 priv->netstats.tx_time = get_jiffies_64();
3694
3695         }
3696         break;
3697
3698         default:
3699                 break;
3700         }
3701 #endif
3702         return 0;
3703 }
3704
3705 /**
3706  *  @brief      WILC_WFI_CfgAlloc
3707  *  @details    Allocation of the wireless device structure and assigning it
3708  *              to the cfg80211 operations structure.
3709  *  @param[in]   NONE
3710  *  @return     wireless_dev : Returns pointer to wireless_dev structure.
3711  *  @author     mdaftedar
3712  *  @date       01 MAR 2012
3713  *  @version    1.0
3714  */
3715 struct wireless_dev *WILC_WFI_CfgAlloc(void)
3716 {
3717
3718         struct wireless_dev *wdev;
3719
3720
3721         PRINT_D(CFG80211_DBG, "Allocating wireless device\n");
3722         /*Allocating the wireless device structure*/
3723         wdev = kzalloc(sizeof(struct wireless_dev), GFP_KERNEL);
3724         if (!wdev) {
3725                 PRINT_ER("Cannot allocate wireless device\n");
3726                 goto _fail_;
3727         }
3728
3729         /*Creating a new wiphy, linking wireless structure with the wiphy structure*/
3730         wdev->wiphy = wiphy_new(&WILC_WFI_cfg80211_ops, sizeof(struct WILC_WFI_priv));
3731         if (!wdev->wiphy) {
3732                 PRINT_ER("Cannot allocate wiphy\n");
3733                 goto _fail_mem_;
3734
3735         }
3736
3737         #ifdef WILC_AP_EXTERNAL_MLME
3738         /* enable 802.11n HT */
3739         WILC_WFI_band_2ghz.ht_cap.ht_supported = 1;
3740         WILC_WFI_band_2ghz.ht_cap.cap |= (1 << IEEE80211_HT_CAP_RX_STBC_SHIFT);
3741         WILC_WFI_band_2ghz.ht_cap.mcs.rx_mask[0] = 0xff;
3742         WILC_WFI_band_2ghz.ht_cap.ampdu_factor = IEEE80211_HT_MAX_AMPDU_8K;
3743         WILC_WFI_band_2ghz.ht_cap.ampdu_density = IEEE80211_HT_MPDU_DENSITY_NONE;
3744         #endif
3745
3746         /*wiphy bands*/
3747         wdev->wiphy->bands[IEEE80211_BAND_2GHZ] = &WILC_WFI_band_2ghz;
3748
3749         return wdev;
3750
3751 _fail_mem_:
3752         kfree(wdev);
3753 _fail_:
3754         return NULL;
3755
3756 }
3757 /**
3758  *  @brief      WILC_WFI_WiphyRegister
3759  *  @details    Registering of the wiphy structure and interface modes
3760  *  @param[in]   NONE
3761  *  @return     NONE
3762  *  @author     mdaftedar
3763  *  @date       01 MAR 2012
3764  *  @version    1.0
3765  */
3766 struct wireless_dev *WILC_WFI_WiphyRegister(struct net_device *net)
3767 {
3768         struct WILC_WFI_priv *priv;
3769         struct wireless_dev *wdev;
3770         WILC_Sint32 s32Error = WILC_SUCCESS;
3771
3772         PRINT_D(CFG80211_DBG, "Registering wifi device\n");
3773
3774         wdev = WILC_WFI_CfgAlloc();
3775         if (wdev == NULL) {
3776                 PRINT_ER("CfgAlloc Failed\n");
3777                 return NULL;
3778         }
3779
3780
3781         /*Return hardware description structure (wiphy)'s priv*/
3782         priv = wdev_priv(wdev);
3783         sema_init(&(priv->SemHandleUpdateStats), 1);
3784
3785         /*Link the wiphy with wireless structure*/
3786         priv->wdev = wdev;
3787
3788         /*Maximum number of probed ssid to be added by user for the scan request*/
3789         wdev->wiphy->max_scan_ssids = MAX_NUM_PROBED_SSID;
3790         /*Maximum number of pmkids to be cashed*/
3791         wdev->wiphy->max_num_pmkids = WILC_MAX_NUM_PMKIDS;
3792         PRINT_INFO(CFG80211_DBG, "Max number of PMKIDs = %d\n", wdev->wiphy->max_num_pmkids);
3793
3794         wdev->wiphy->max_scan_ie_len = 1000;
3795
3796         /*signal strength in mBm (100*dBm) */
3797         wdev->wiphy->signal_type = CFG80211_SIGNAL_TYPE_MBM;
3798
3799         /*Set the availaible cipher suites*/
3800         wdev->wiphy->cipher_suites = cipher_suites;
3801         wdev->wiphy->n_cipher_suites = ARRAY_SIZE(cipher_suites);
3802         /*Setting default managment types: for register action frame:  */
3803         wdev->wiphy->mgmt_stypes = wilc_wfi_cfg80211_mgmt_types;
3804
3805 #ifdef WILC_P2P
3806         wdev->wiphy->max_remain_on_channel_duration = 500;
3807         /*Setting the wiphy interfcae mode and type before registering the wiphy*/
3808         wdev->wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION) | BIT(NL80211_IFTYPE_AP) | BIT(NL80211_IFTYPE_MONITOR) | BIT(NL80211_IFTYPE_P2P_GO) |
3809                 BIT(NL80211_IFTYPE_P2P_CLIENT);
3810         wdev->wiphy->flags |= WIPHY_FLAG_HAS_REMAIN_ON_CHANNEL;
3811 #else
3812         wdev->wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION) | BIT(NL80211_IFTYPE_AP) | BIT(NL80211_IFTYPE_MONITOR);
3813 #endif
3814         wdev->iftype = NL80211_IFTYPE_STATION;
3815
3816
3817
3818         PRINT_INFO(CFG80211_DBG, "Max scan ids = %d,Max scan IE len = %d,Signal Type = %d,Interface Modes = %d,Interface Type = %d\n",
3819                    wdev->wiphy->max_scan_ssids, wdev->wiphy->max_scan_ie_len, wdev->wiphy->signal_type,
3820                    wdev->wiphy->interface_modes, wdev->iftype);
3821
3822         #ifdef WILC_SDIO
3823         set_wiphy_dev(wdev->wiphy, &local_sdio_func->dev); /* tony */
3824         #endif
3825
3826         /*Register wiphy structure*/
3827         s32Error = wiphy_register(wdev->wiphy);
3828         if (s32Error) {
3829                 PRINT_ER("Cannot register wiphy device\n");
3830                 /*should define what action to be taken in such failure*/
3831         } else {
3832                 PRINT_D(CFG80211_DBG, "Successful Registering\n");
3833         }
3834
3835         priv->dev = net;
3836         return wdev;
3837
3838
3839 }
3840 /**
3841  *  @brief      WILC_WFI_WiphyFree
3842  *  @details    Freeing allocation of the wireless device structure
3843  *  @param[in]   NONE
3844  *  @return     NONE
3845  *  @author     mdaftedar
3846  *  @date       01 MAR 2012
3847  *  @version    1.0
3848  */
3849 int WILC_WFI_InitHostInt(struct net_device *net)
3850 {
3851
3852         WILC_Sint32 s32Error = WILC_SUCCESS;
3853
3854         struct WILC_WFI_priv *priv;
3855
3856         PRINT_D(INIT_DBG, "Host[%p][%p]\n", net, net->ieee80211_ptr);
3857         priv = wdev_priv(net->ieee80211_ptr);
3858         if (op_ifcs == 0) {
3859                 s32Error = WILC_TimerCreate(&(hAgingTimer), remove_network_from_shadow, NULL);
3860                 #ifdef DISABLE_PWRSAVE_AND_SCAN_DURING_IP
3861                 s32Error = WILC_TimerCreate(&(hDuringIpTimer), clear_duringIP, NULL);
3862                 #endif
3863         }
3864         op_ifcs++;
3865         if (s32Error < 0) {
3866                 PRINT_ER("Failed to creat refresh Timer\n");
3867                 return s32Error;
3868         }
3869
3870         priv->gbAutoRateAdjusted = WILC_FALSE;
3871
3872         priv->bInP2PlistenState = WILC_FALSE;
3873
3874         sema_init(&(priv->hSemScanReq), 1);
3875         s32Error = host_int_init(&priv->hWILCWFIDrv);
3876         if (s32Error) {
3877                 PRINT_ER("Error while initializing hostinterface\n");
3878         }
3879         return s32Error;
3880 }
3881
3882 /**
3883  *  @brief      WILC_WFI_WiphyFree
3884  *  @details    Freeing allocation of the wireless device structure
3885  *  @param[in]   NONE
3886  *  @return     NONE
3887  *  @author     mdaftedar
3888  *  @date       01 MAR 2012
3889  *  @version    1.0
3890  */
3891 int WILC_WFI_DeInitHostInt(struct net_device *net)
3892 {
3893         WILC_Sint32 s32Error = WILC_SUCCESS;
3894
3895         struct WILC_WFI_priv *priv;
3896         priv = wdev_priv(net->ieee80211_ptr);
3897
3898         priv->gbAutoRateAdjusted = WILC_FALSE;
3899
3900         priv->bInP2PlistenState = WILC_FALSE;
3901
3902         op_ifcs--;
3903
3904         s32Error = host_int_deinit(priv->hWILCWFIDrv);
3905
3906         /* Clear the Shadow scan */
3907         clear_shadow_scan(priv);
3908         #ifdef DISABLE_PWRSAVE_AND_SCAN_DURING_IP
3909         if (op_ifcs == 0) {
3910                 PRINT_D(CORECONFIG_DBG, "destroy during ip\n");
3911                 WILC_TimerDestroy(&hDuringIpTimer, NULL);
3912         }
3913         #endif
3914
3915         if (s32Error) {
3916                 PRINT_ER("Error while deintializing host interface\n");
3917         }
3918         return s32Error;
3919 }
3920
3921
3922 /**
3923  *  @brief      WILC_WFI_WiphyFree
3924  *  @details    Freeing allocation of the wireless device structure
3925  *  @param[in]   NONE
3926  *  @return     NONE
3927  *  @author     mdaftedar
3928  *  @date       01 MAR 2012
3929  *  @version    1.0
3930  */
3931 void WILC_WFI_WiphyFree(struct net_device *net)
3932 {
3933
3934         PRINT_D(CFG80211_DBG, "Unregistering wiphy\n");
3935
3936         if (net == NULL) {
3937                 PRINT_D(INIT_DBG, "net_device is NULL\n");
3938                 return;
3939         }
3940
3941         if (net->ieee80211_ptr == NULL) {
3942                 PRINT_D(INIT_DBG, "ieee80211_ptr is NULL\n");
3943                 return;
3944         }
3945
3946         if (net->ieee80211_ptr->wiphy == NULL) {
3947                 PRINT_D(INIT_DBG, "wiphy is NULL\n");
3948                 return;
3949         }
3950
3951         wiphy_unregister(net->ieee80211_ptr->wiphy);
3952
3953         PRINT_D(INIT_DBG, "Freeing wiphy\n");
3954         wiphy_free(net->ieee80211_ptr->wiphy);
3955         kfree(net->ieee80211_ptr);
3956
3957 }