CORE/HDD/src/wlan_hdd_wext.c

/*
 * Copyright (c) 2011-2015 The Linux Foundation. All rights reserved.
 *
 * Previously licensed under the ISC license by Qualcomm Atheros, Inc.
 *
 *
 * Permission to use, copy, modify, and/or distribute this software for
 * any purpose with or without fee is hereby granted, provided that the
 * above copyright notice and this permission notice appear in all
 * copies.
 *
 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL
 * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE
 * AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
 * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
 * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
 * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
 * PERFORMANCE OF THIS SOFTWARE.
 */

/*
 * This file was originally distributed by Qualcomm Atheros, Inc.
 * under proprietary terms before Copyright ownership was assigned
 * to the Linux Foundation.
 */




/** ------------------------------------------------------------------------ *
    ------------------------------------------------------------------------ *


    \file wlan_hdd_wext.c

    \brief Airgo Linux Wireless Extensions Common Control Plane Types and
    interfaces.

    $Id: wlan_hdd_wext.c,v 1.34 2007/04/14 01:49:23 jimz Exp jimz $

    This file defines all of the types that are utilized by the CCP module
    of the "Portable" HDD.   This file also includes the underlying Linux
    Wireless Extensions Data types referred to by CCP.

  ======================================================================== */

#include <linux/version.h>
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/wireless.h>
#include <macTrace.h>
#include <wlan_hdd_includes.h>
#include <wlan_btc_svc.h>
#include <wlan_nlink_common.h>
#ifdef WLAN_BTAMP_FEATURE
#include <bap_hdd_main.h>
#endif
#include <vos_api.h>
#include <net/arp.h>
#include "ccmApi.h"
#include "sirParams.h"
#include "csrApi.h"
#include "csrInsideApi.h"
#if defined WLAN_FEATURE_VOWIFI
#include "smeRrmInternal.h"
#endif
#include <aniGlobal.h>
#include "dot11f.h"
#include <wlan_hdd_wowl.h>
#include <wlan_hdd_cfg.h>
#include <wlan_hdd_wmm.h>
#include "utilsApi.h"
#include "wlan_hdd_p2p.h"
#ifdef FEATURE_WLAN_TDLS
#include "wlan_hdd_tdls.h"
#endif

#ifdef CONFIG_HAS_EARLYSUSPEND
#include <linux/earlysuspend.h>
#endif
#include "wlan_hdd_power.h"
#include "qwlan_version.h"
#include "wlan_hdd_host_offload.h"
#include "wlan_hdd_keep_alive.h"
#ifdef WLAN_FEATURE_PACKET_FILTERING
#include "wlan_hdd_packet_filtering.h"
#endif

#include <linux/wireless.h>
#include <net/cfg80211.h>
#include "wlan_qct_pal_trace.h"
#include "wlan_qct_tl.h"

#include "wlan_hdd_misc.h"
#include "bap_hdd_misc.h"

#include "wlan_hdd_dev_pwr.h"
#include "qc_sap_ioctl.h"
#include "sme_Api.h"
#include "vos_trace.h"
#include "wlan_hdd_assoc.h"

#include "vos_utils.h"
#include "sapInternal.h"

#ifdef CONFIG_HAS_EARLYSUSPEND
extern void hdd_suspend_wlan(struct early_suspend *wlan_suspend);
extern void hdd_resume_wlan(struct early_suspend *wlan_suspend);
#endif

#ifdef FEATURE_OEM_DATA_SUPPORT
#define MAX_OEM_DATA_RSP_LEN 2047
#endif

#define HDD_FINISH_ULA_TIME_OUT    800
#define COUNTRY_CODE_LEN   2


// tdlsoffchan
#ifdef FEATURE_WLAN_TDLS
static int tdlsOffCh = 1;
static int tdlsOffChBwOffset = 0;
#endif

static int ioctl_debug;
module_param(ioctl_debug, int, S_IRUSR | S_IWUSR | S_IRGRP | S_IROTH);

/* To Validate Channel against the Frequency and Vice-Versa */
static const hdd_freq_chan_map_t freq_chan_map[] = { {2412, 1}, {2417, 2},
        {2422, 3}, {2427, 4}, {2432, 5}, {2437, 6}, {2442, 7}, {2447, 8},
        {2452, 9}, {2457, 10}, {2462, 11}, {2467 ,12}, {2472, 13},
        {2484, 14}, {4920, 240}, {4940, 244}, {4960, 248}, {4980, 252},
        {5040, 208}, {5060, 212}, {5080, 216}, {5180, 36}, {5200, 40}, {5220, 44},
        {5240, 48}, {5260, 52}, {5280, 56}, {5300, 60}, {5320, 64}, {5500, 100},
        {5520, 104}, {5540, 108}, {5560, 112}, {5580, 116}, {5600, 120},
        {5620, 124}, {5640, 128}, {5660, 132}, {5680, 136}, {5700, 140},
        {5720, 144}, {5745, 149}, {5765, 153}, {5785, 157}, {5805, 161},
        {5825, 165} };

#define FREQ_CHAN_MAP_TABLE_SIZE (sizeof(freq_chan_map)/sizeof(freq_chan_map[0]))

/* Private ioctls and their sub-ioctls */
#define WLAN_PRIV_SET_INT_GET_NONE    (SIOCIWFIRSTPRIV + 0)
#define WE_SET_11D_STATE     1
#define WE_WOWL              2
#define WE_SET_POWER         3
#define WE_SET_MAX_ASSOC     4
#define WE_SET_SAP_AUTO_CHANNEL_SELECTION     5
#define WE_SET_DATA_INACTIVITY_TO  6
#define WE_SET_MAX_TX_POWER  7
#define WE_SET_HIGHER_DTIM_TRANSITION   8
#define WE_SET_TM_LEVEL      9
#define WE_ENABLE_STRICT_FCC_REG  10
#define WE_SET_MAX_TX_POWER_2_4   11
#define WE_SET_MAX_TX_POWER_5_0   12
/* Private IOCTL for debug connection issues */
#define WE_SET_DEBUG_LOG     13
// tdlsoffchan
#ifdef FEATURE_WLAN_TDLS
#define WE_SET_TDLS_OFF_CHAN             14
#define WE_SET_TDLS_SEC_OFF_CHAN_OFFSET  15
#define WE_SET_TDLS_OFF_CHAN_MODE        16
#endif
#define  WE_SET_SCAN_BAND_PREFERENCE     17

/* Private ioctls and their sub-ioctls */
#define WLAN_PRIV_SET_NONE_GET_INT    (SIOCIWFIRSTPRIV + 1)
#define WE_GET_11D_STATE     1
#define WE_IBSS_STATUS       2
#define WE_PMC_STATE         3
#define WE_GET_WLAN_DBG      4
#define WE_GET_MAX_ASSOC     6
#define WE_GET_WDI_DBG       7
#define WE_GET_SAP_AUTO_CHANNEL_SELECTION 8
#define WE_GET_CONCURRENCY_MODE 9
#define WE_GET_SCAN_BAND_PREFERENCE     10
/* Private ioctls and their sub-ioctls */
#define WLAN_PRIV_SET_INT_GET_INT     (SIOCIWFIRSTPRIV + 2)

/* Private ioctls and their sub-ioctls */
#define WLAN_PRIV_SET_CHAR_GET_NONE   (SIOCIWFIRSTPRIV + 3)
#define WE_WOWL_ADD_PTRN     1
#define WE_WOWL_DEL_PTRN     2
#if defined WLAN_FEATURE_VOWIFI
#define WE_NEIGHBOR_REPORT_REQUEST 3
#endif
#define WE_SET_AP_WPS_IE     4  //This is called in station mode to set probe rsp ie.
#define WE_SET_CONFIG        5
#define WE_SET_ENCRYPT_MSG   6

/* Private ioctls and their sub-ioctls */
#define WLAN_PRIV_SET_THREE_INT_GET_NONE   (SIOCIWFIRSTPRIV + 4)
#define WE_SET_WLAN_DBG      1
#define WE_SET_WDI_DBG       2
#define WE_SET_SAP_CHANNELS  3

/* Private ioctls and their sub-ioctls */
#define WLAN_PRIV_GET_CHAR_SET_NONE   (SIOCIWFIRSTPRIV + 5)
#define WE_WLAN_VERSION      1
#define WE_GET_STATS         2
#define WE_GET_CFG           3
#define WE_GET_WMM_STATUS    4
#define WE_GET_CHANNEL_LIST  5
#ifdef WLAN_FEATURE_11AC
#define WE_GET_RSSI          6
#endif
#define WE_GET_ROAM_RSSI     7
#ifdef FEATURE_WLAN_TDLS
#define WE_GET_TDLS_PEERS    8
#endif
#ifdef WLAN_FEATURE_11W
#define WE_GET_11W_INFO      9
#endif
#define WE_GET_STATES        10
#define WE_GET_SNR           11

/* Private ioctls and their sub-ioctls */
#define WLAN_PRIV_SET_NONE_GET_NONE   (SIOCIWFIRSTPRIV + 6)
#define WE_CLEAR_STATS       1
#define WE_INIT_AP           2
#define WE_STOP_AP           3
#ifdef WLAN_BTAMP_FEATURE
#define WE_ENABLE_AMP        4
#define WE_DISABLE_AMP       5
#endif /* WLAN_BTAMP_FEATURE */
#define WE_ENABLE_DXE_STALL_DETECT 6
#define WE_DISPLAY_DXE_SNAP_SHOT   7
#define WE_SET_REASSOC_TRIGGER     8
#define WE_DISPLAY_DATAPATH_SNAP_SHOT    9
#define WE_STOP_OBSS_SCAN    11
#define WE_DUMP_ROAM_TIMER_LOG     12
#define WE_RESET_ROAM_TIMER_LOG    13

/* Private ioctls and their sub-ioctls */
#define WLAN_PRIV_SET_VAR_INT_GET_NONE   (SIOCIWFIRSTPRIV + 7)
#define WE_LOG_DUMP_CMD      1

#define WE_P2P_NOA_CMD       2
//IOCTL to configure MCC params
#define WE_MCC_CONFIG_CREDENTIAL 3
#define WE_MCC_CONFIG_PARAMS  4

#ifdef FEATURE_WLAN_TDLS
#define WE_TDLS_CONFIG_PARAMS   5
#endif

#define WE_MTRACE_DUMP_CMD    8
#define WE_MTRACE_SELECTIVE_MODULE_LOG_ENABLE_CMD    9

#ifdef FEATURE_WLAN_TDLS
#undef  MAX_VAR_ARGS
#define MAX_VAR_ARGS         10
#else
#define MAX_VAR_ARGS         7
#endif

/* Private ioctls (with no sub-ioctls) */
/* note that they must be odd so that they have "get" semantics */
#define WLAN_PRIV_ADD_TSPEC (SIOCIWFIRSTPRIV +  9)
#define WLAN_PRIV_DEL_TSPEC (SIOCIWFIRSTPRIV + 11)
#define WLAN_PRIV_GET_TSPEC (SIOCIWFIRSTPRIV + 13)

/* (SIOCIWFIRSTPRIV + 8)  is currently unused */
/* (SIOCIWFIRSTPRIV + 16) is currently unused */
/* (SIOCIWFIRSTPRIV + 10) is currently unused */
/* (SIOCIWFIRSTPRIV + 12) is currently unused */
/* (SIOCIWFIRSTPRIV + 14) is currently unused */
/* (SIOCIWFIRSTPRIV + 15) is currently unused */

#ifdef FEATURE_OEM_DATA_SUPPORT
/* Private ioctls for setting the measurement configuration */
#define WLAN_PRIV_SET_OEM_DATA_REQ (SIOCIWFIRSTPRIV + 17)
#define WLAN_PRIV_GET_OEM_DATA_RSP (SIOCIWFIRSTPRIV + 19)
#endif

#ifdef WLAN_FEATURE_VOWIFI_11R
#define WLAN_PRIV_SET_FTIES             (SIOCIWFIRSTPRIV + 20)
#endif

/* Private ioctl for setting the host offload feature */
#define WLAN_PRIV_SET_HOST_OFFLOAD (SIOCIWFIRSTPRIV + 18)

/* Private ioctl to get the statistics */
#define WLAN_GET_WLAN_STATISTICS (SIOCIWFIRSTPRIV + 21)

/* Private ioctl to set the Keep Alive Params */
#define WLAN_SET_KEEPALIVE_PARAMS (SIOCIWFIRSTPRIV + 22)
#ifdef WLAN_FEATURE_PACKET_FILTERING
/* Private ioctl to set the Packet Filtering Params */
#define WLAN_SET_PACKET_FILTER_PARAMS (SIOCIWFIRSTPRIV + 23)
#endif

#ifdef FEATURE_WLAN_SCAN_PNO
/* Private ioctl to get the statistics */
#define WLAN_SET_PNO (SIOCIWFIRSTPRIV + 24)
#endif

#define WLAN_SET_BAND_CONFIG  (SIOCIWFIRSTPRIV + 25)  /*Don't change this number*/

#define WLAN_PRIV_SET_MCBC_FILTER    (SIOCIWFIRSTPRIV + 26)
#define WLAN_PRIV_CLEAR_MCBC_FILTER  (SIOCIWFIRSTPRIV + 27)
/* Private ioctl to trigger reassociation */

#define WLAN_SET_POWER_PARAMS        (SIOCIWFIRSTPRIV + 29)
#define WLAN_GET_LINK_SPEED          (SIOCIWFIRSTPRIV + 31)

#define WLAN_STATS_INVALID            0
#define WLAN_STATS_RETRY_CNT          1
#define WLAN_STATS_MUL_RETRY_CNT      2
#define WLAN_STATS_TX_FRM_CNT         3
#define WLAN_STATS_RX_FRM_CNT         4
#define WLAN_STATS_FRM_DUP_CNT        5
#define WLAN_STATS_FAIL_CNT           6
#define WLAN_STATS_RTS_FAIL_CNT       7
#define WLAN_STATS_ACK_FAIL_CNT       8
#define WLAN_STATS_RTS_SUC_CNT        9
#define WLAN_STATS_RX_DISCARD_CNT     10
#define WLAN_STATS_RX_ERROR_CNT       11
#define WLAN_STATS_TX_BYTE_CNT        12

#define WLAN_STATS_RX_BYTE_CNT        13
#define WLAN_STATS_RX_RATE            14
#define WLAN_STATS_TX_RATE            15

#define WLAN_STATS_RX_UC_BYTE_CNT     16
#define WLAN_STATS_RX_MC_BYTE_CNT     17
#define WLAN_STATS_RX_BC_BYTE_CNT     18
#define WLAN_STATS_TX_UC_BYTE_CNT     19
#define WLAN_STATS_TX_MC_BYTE_CNT     20
#define WLAN_STATS_TX_BC_BYTE_CNT     21

#define FILL_TLV(__p, __type, __size, __val, __tlen) do {           \
        if ((__tlen + __size + 2) < WE_MAX_STR_LEN)                 \
        {                                                           \
            *__p++ = __type;                                        \
            *__p++ = __size;                                        \
            memcpy(__p, __val, __size);                             \
            __p += __size;                                          \
            __tlen += __size + 2;                                   \
        }                                                           \
        else                                                        \
        {                                                           \
            hddLog(VOS_TRACE_LEVEL_ERROR, "FILL_TLV Failed!!!");  \
        }                                                           \
    } while(0);

#define VERSION_VALUE_MAX_LEN 32

#define TX_PER_TRACKING_DEFAULT_RATIO             5
#define TX_PER_TRACKING_MAX_RATIO                10
#define TX_PER_TRACKING_DEFAULT_WATERMARK         5

#define WLAN_ADAPTER 0
#define P2P_ADAPTER  1

#define HDD_IOCTL_RATELIMIT_INTERVAL 20*HZ
#define HDD_IOCTL_RATELIMIT_BURST 1

static DEFINE_RATELIMIT_STATE(hdd_ioctl_timeout_rs, \
        HDD_IOCTL_RATELIMIT_INTERVAL,     \
        HDD_IOCTL_RATELIMIT_BURST);

/*
 * When supplicant sends SETBAND ioctl it queries for channels from
 * cfg80211 layer by sending itself EVENT_CHANNEL_LIST_CHANGED command.
 * This is not required if the return type from ioctl is
 * DO_NOT_SEND_CHANNEL_CHANGE_EVENT as wiphy will send channel change
 * event as part of regulatory_hint.
 */
enum {
    SEND_CHANNEL_CHANGE_EVENT = 0,
    DO_NOT_SEND_CHANNEL_CHANGE_EVENT,
};

/*MCC Configuration parameters */
enum {
    MCC_SCHEDULE_TIME_SLICE_CFG_PARAM = 1,
    MCC_MAX_NULL_SEND_TIME_CFG_PARAM,
    MCC_TX_EARLY_STOP_TIME_CFG_PARAM,
    MCC_RX_DRAIN_TIME_CFG_PARAM,
    MCC_CHANNEL_SWITCH_TIME_CFG_PARAM,
    MCC_MIN_CHANNEL_TIME_CFG_PARAM,
    MCC_PARK_BEFORE_TBTT_CFG_PARAM,
    MCC_MIN_AFTER_DTIM_CFG_PARAM,
    MCC_TOO_CLOSE_MARGIN_CFG_PARAM,
};

int hdd_validate_mcc_config(hdd_adapter_t *pAdapter, v_UINT_t staId,
                                v_UINT_t arg1, v_UINT_t arg2, v_UINT_t arg3);

#ifdef WLAN_FEATURE_PACKET_FILTERING
int wlan_hdd_set_filter(hdd_context_t *pHddCtx, tpPacketFilterCfg pRequest,
                           v_U8_t sessionId);
#endif

/**---------------------------------------------------------------------------

  \brief mem_alloc_copy_from_user_helper -

   Helper function to allocate buffer and copy user data.

  \param  - wrqu - Pointer to IOCTL Data.
            len  - size

  \return - On Success pointer to buffer, On failure NULL

  --------------------------------------------------------------------------*/
void *mem_alloc_copy_from_user_helper(const void *wrqu_data, size_t len)
{
    u8 *ptr = NULL;

  /* in order to protect the code, an extra byte is post appended to the buffer
   * and the null termination is added.  However, when allocating (len+1) byte
   * of memory, we need to make sure that there is no uint overflow when doing
   * addition. In theory check len < UINT_MAX protects the uint overflow. For
   * wlan private ioctl, the buffer size is much less than UINT_MAX, as a good
   * guess, now, it is assumed that the private command buffer size is no
   * greater than 4K (4096 bytes). So we use 4096 as the upper boundary for now.
   */
    if (len > MAX_USER_COMMAND_SIZE)
    {
        VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                  "Invalid length");
        return NULL;
    }

    ptr = kmalloc(len + 1, GFP_KERNEL);
    if (NULL == ptr)
    {
        VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                  "unable to allocate memory");
        return NULL;
    }

    if (copy_from_user(ptr, wrqu_data, len))
    {
        VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                  "%s: failed to copy data to user buffer", __func__);
        kfree(ptr);
        return NULL;
    }
    ptr[len] = '\0';
    return ptr;
}

// Function to handle and get compatible struct iw_point passed to ioctl.
int hdd_priv_get_data(struct iw_point *p_priv_data,
                      union iwreq_data *wrqu)
{
   if ((NULL == p_priv_data) || (NULL == wrqu))
   {
      return -EINVAL;
   }

#ifdef CONFIG_COMPAT
   if (is_compat_task())
   {
      struct compat_iw_point *p_compat_priv_data;

      // Compat task: typecast to campat structure and copy the members.
      p_compat_priv_data = (struct compat_iw_point *) &wrqu->data;

      p_priv_data->pointer = compat_ptr(p_compat_priv_data->pointer);
      p_priv_data->length  = p_compat_priv_data->length;
      p_priv_data->flags   = p_compat_priv_data->flags;
   }//if(is_compat_task())
   else
   {
#endif //#ifdef CONFIG_COMPAT

      // Non compat task: directly copy the structure.
      memcpy(p_priv_data, &wrqu->data, sizeof(struct iw_point));

#ifdef CONFIG_COMPAT
   }//else of - if(is_compat_task())
#endif //#ifdef CONFIG_COMPAT

   return 0;
}

/**---------------------------------------------------------------------------

  \brief hdd_wlan_get_version() -

   This function use to get Wlan Driver, Firmware, & Hardware Version.

  \param  - pAdapter Pointer to the adapter.
            wrqu - Pointer to IOCTL REQUEST Data.
            extra - Pointer to char

  \return - none

  --------------------------------------------------------------------------*/
void hdd_wlan_get_version(hdd_adapter_t *pAdapter, union iwreq_data *wrqu,
                          char *extra)
{
    VOS_STATUS status;
    tSirVersionString wcnss_SW_version;
    tSirVersionString wcnss_HW_version;
    char *pSWversion;
    char *pHWversion;
    tHalHandle hHal = WLAN_HDD_GET_HAL_CTX(pAdapter);

    status = sme_GetWcnssSoftwareVersion(hHal, wcnss_SW_version,
                                         sizeof(wcnss_SW_version));
    if (VOS_IS_STATUS_SUCCESS(status))
    {
        pSWversion = wcnss_SW_version;
    }
    else
    {
        pSWversion = "Unknown";
    }

    status = sme_GetWcnssHardwareVersion(hHal, wcnss_HW_version,
                                         sizeof(wcnss_HW_version));
    if (VOS_IS_STATUS_SUCCESS(status))
    {
        pHWversion = wcnss_HW_version;
    }
    else
    {
        pHWversion = "Unknown";
    }

    wrqu->data.length = scnprintf(extra, WE_MAX_STR_LEN,
                                 "Host SW:%s, FW:%s, HW:%s",
                                 QWLAN_VERSIONSTR,
                                 pSWversion,
                                 pHWversion);

    return;
}

int hdd_wlan_get_rts_threshold(hdd_adapter_t *pAdapter, union iwreq_data *wrqu)
{
    tHalHandle hHal;
    hdd_context_t *pHddCtx;
    v_U32_t threshold = 0;
    int ret = 0;

    ENTER();
    if (NULL == pAdapter)
    {
        VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                  "%s: Adapter is NULL",__func__);
        return -EINVAL;
    }

    pHddCtx = WLAN_HDD_GET_CTX(pAdapter);
    ret = wlan_hdd_validate_context(pHddCtx);
    if (0 != ret)
    {
        VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                  "%s: HDD context is not valid",__func__);
        return ret;
    }

    hHal = WLAN_HDD_GET_HAL_CTX(pAdapter);
    if (NULL == hHal)
    {
        VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                  "%s: Hal Context is NULL",__func__);
        return -EINVAL;
    }

    if ( eHAL_STATUS_SUCCESS !=
                     ccmCfgGetInt(hHal, WNI_CFG_RTS_THRESHOLD, &threshold) )
    {
       VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_WARN,
                      FL("failed to get ini parameter, WNI_CFG_RTS_THRESHOLD"));
       return -EIO;
    }
    wrqu->rts.value = threshold;

    VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_INFO,
                                 ("Rts-Threshold=%d!!"), wrqu->rts.value);

    EXIT();

    return 0;
}

int hdd_wlan_get_frag_threshold(hdd_adapter_t *pAdapter, union iwreq_data *wrqu)
{
    tHalHandle hHal;
    hdd_context_t *pHddCtx;
    v_U32_t threshold = 0, status = 0;

    ENTER();

    if (NULL == pAdapter)
    {
        VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                  "%s: Adapter is NULL",__func__);
        return -EINVAL;
    }

    pHddCtx = WLAN_HDD_GET_CTX(pAdapter);
    status = wlan_hdd_validate_context(pHddCtx);
    if (0 != status)
    {
        VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                  "%s: HDD context is not valid",__func__);
        return status;
    }

    hHal = WLAN_HDD_GET_HAL_CTX(pAdapter);
    if (NULL == hHal)
    {
        VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                  "%s: Hal Context is NULL",__func__);
        return -EINVAL;
    }

    if ( ccmCfgGetInt(hHal, WNI_CFG_FRAGMENTATION_THRESHOLD, &threshold)
                                                != eHAL_STATUS_SUCCESS )
    {
        VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_WARN,
                      FL("failed to get ini parameter, WNI_CFG_FRAGMENTATION_THRESHOLD"));
        return -EIO;
    }
    wrqu->frag.value = threshold;

    VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_INFO,
                               ("Frag-Threshold=%d!!"), wrqu->frag.value);

    EXIT();

    return 0;
}

int hdd_wlan_get_freq(v_U32_t channel, v_U32_t *pfreq)
{
    int i;
    if (channel > 0)
    {
        for (i=0; i < FREQ_CHAN_MAP_TABLE_SIZE; i++)
        {
            if (channel == freq_chan_map[i].chan)
            {
                *pfreq = freq_chan_map[i].freq;
                return 1;
            }
        }
    }
    VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_INFO,
                               ("Invalid channel no=%d!!"), channel);
    return -EINVAL;
}

static v_BOOL_t
hdd_IsAuthTypeRSN( tHalHandle halHandle, eCsrAuthType authType)
{
    v_BOOL_t rsnType = VOS_FALSE;
    // is the authType supported?
    switch (authType)
    {
        case eCSR_AUTH_TYPE_NONE:    //never used
            rsnType = eANI_BOOLEAN_FALSE;
            break;
        // MAC layer authentication types
        case eCSR_AUTH_TYPE_OPEN_SYSTEM:
            rsnType = eANI_BOOLEAN_FALSE;
            break;
        case eCSR_AUTH_TYPE_SHARED_KEY:
            rsnType = eANI_BOOLEAN_FALSE;
            break;
        case eCSR_AUTH_TYPE_AUTOSWITCH:
            rsnType = eANI_BOOLEAN_FALSE;
            break;

        // Upper layer authentication types
        case eCSR_AUTH_TYPE_WPA:
            rsnType = eANI_BOOLEAN_TRUE;
            break;
        case eCSR_AUTH_TYPE_WPA_PSK:
            rsnType = eANI_BOOLEAN_TRUE;
            break;
        case eCSR_AUTH_TYPE_WPA_NONE:
            rsnType = eANI_BOOLEAN_TRUE;
            break;
#ifdef WLAN_FEATURE_VOWIFI_11R
        case eCSR_AUTH_TYPE_FT_RSN:
#endif
        case eCSR_AUTH_TYPE_RSN:
            rsnType = eANI_BOOLEAN_TRUE;
            break;
#ifdef WLAN_FEATURE_VOWIFI_11R
        case eCSR_AUTH_TYPE_FT_RSN_PSK:
#endif
        case eCSR_AUTH_TYPE_RSN_PSK:
#ifdef WLAN_FEATURE_11W
        case eCSR_AUTH_TYPE_RSN_PSK_SHA256:
        case eCSR_AUTH_TYPE_RSN_8021X_SHA256:
#endif
            rsnType = eANI_BOOLEAN_TRUE;
            break;
        //case eCSR_AUTH_TYPE_FAILED:
        case eCSR_AUTH_TYPE_UNKNOWN:
            rsnType = eANI_BOOLEAN_FALSE;
            break;
        default:
            hddLog(LOGE, FL("%s called with unknown authType - default to Open, None"),
                   __func__);
            rsnType = eANI_BOOLEAN_FALSE;
            break;
    }
    hddLog(LOGE, FL("%s called with authType: %d, returned: %d"),
                                             __func__, authType, rsnType);
    return rsnType;
}

static void hdd_GetRssiCB( v_S7_t rssi, tANI_U32 staId, void *pContext )
{
   struct statsContext *pStatsContext;
   hdd_adapter_t *pAdapter;

   if (ioctl_debug)
   {
      pr_info("%s: rssi [%d] STA [%d] pContext [%p]\n",
              __func__, (int)rssi, (int)staId, pContext);
   }

   if (NULL == pContext)
   {
      hddLog(VOS_TRACE_LEVEL_ERROR,
             "%s: Bad param, pContext [%p]",
             __func__, pContext);
      return;
   }

   pStatsContext = pContext;
   pAdapter      = pStatsContext->pAdapter;

   /* there is a race condition that exists between this callback
      function and the caller since the caller could time out either
      before or while this code is executing.  we use a spinlock to
      serialize these actions */
   spin_lock(&hdd_context_lock);

   if ((NULL == pAdapter) || (RSSI_CONTEXT_MAGIC != pStatsContext->magic))
   {
      /* the caller presumably timed out so there is nothing we can do */
      spin_unlock(&hdd_context_lock);
      hddLog(VOS_TRACE_LEVEL_WARN,
             "%s: Invalid context, pAdapter [%p] magic [%08x]",
              __func__, pAdapter, pStatsContext->magic);
      if (ioctl_debug)
      {
         pr_info("%s: Invalid context, pAdapter [%p] magic [%08x]\n",
                 __func__, pAdapter, pStatsContext->magic);
      }
      return;
   }

   /* context is valid so caller is still waiting */

   /* paranoia: invalidate the magic */
   pStatsContext->magic = 0;

   /* copy over the rssi */
   pAdapter->rssi = rssi;

   /* notify the caller */
   complete(&pStatsContext->completion);

   /* serialization is complete */
   spin_unlock(&hdd_context_lock);
}

static void hdd_GetSnrCB(tANI_S8 snr, tANI_U32 staId, void *pContext)
{
   struct statsContext *pStatsContext;
   hdd_adapter_t *pAdapter;

   if (ioctl_debug)
   {
      pr_info("%s: snr [%d] STA [%d] pContext [%p]\n",
              __func__, (int)snr, (int)staId, pContext);
   }

   if (NULL == pContext)
   {
      hddLog(VOS_TRACE_LEVEL_ERROR,
             "%s: Bad param, pContext [%p]",
             __func__, pContext);
      return;
   }

   pStatsContext = pContext;
   pAdapter      = pStatsContext->pAdapter;

   /* there is a race condition that exists between this callback
      function and the caller since the caller could time out either
      before or while this code is executing.  we use a spinlock to
      serialize these actions */
   spin_lock(&hdd_context_lock);

   if ((NULL == pAdapter) || (SNR_CONTEXT_MAGIC != pStatsContext->magic))
   {
      /* the caller presumably timed out so there is nothing we can do */
      spin_unlock(&hdd_context_lock);
      hddLog(VOS_TRACE_LEVEL_WARN,
             "%s: Invalid context, pAdapter [%p] magic [%08x]",
              __func__, pAdapter, pStatsContext->magic);
      if (ioctl_debug)
      {
         pr_info("%s: Invalid context, pAdapter [%p] magic [%08x]\n",
                 __func__, pAdapter, pStatsContext->magic);
      }
      return;
   }

   /* context is valid so caller is still waiting */

   /* paranoia: invalidate the magic */
   pStatsContext->magic = 0;

   /* copy over the snr */
   pAdapter->snr = snr;

   /* notify the caller */
   complete(&pStatsContext->completion);

   /* serialization is complete */
   spin_unlock(&hdd_context_lock);
}

VOS_STATUS wlan_hdd_get_rssi(hdd_adapter_t *pAdapter, v_S7_t *rssi_value)
{
   struct statsContext context;
   hdd_context_t *pHddCtx;
   hdd_station_ctx_t *pHddStaCtx;
   eHalStatus hstatus;
   long lrc;

   if (NULL == pAdapter)
   {
       hddLog(VOS_TRACE_LEVEL_WARN,
              "%s: Invalid context, pAdapter", __func__);
       return VOS_STATUS_E_FAULT;
   }
   if ((WLAN_HDD_GET_CTX(pAdapter))->isLogpInProgress)
   {
       VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR, "%s:LOGP in Progress. Ignore!!!",__func__);
       /* return a cached value */
       *rssi_value = pAdapter->rssi;
       return VOS_STATUS_SUCCESS;
   }

   pHddCtx = WLAN_HDD_GET_CTX(pAdapter);
   pHddStaCtx = WLAN_HDD_GET_STATION_CTX_PTR(pAdapter);

   init_completion(&context.completion);
   context.pAdapter = pAdapter;
   context.magic = RSSI_CONTEXT_MAGIC;

   hstatus = sme_GetRssi(pHddCtx->hHal, hdd_GetRssiCB,
                         pHddStaCtx->conn_info.staId[ 0 ],
                         pHddStaCtx->conn_info.bssId,
                         &context, pHddCtx->pvosContext);
   if (eHAL_STATUS_SUCCESS != hstatus)
   {
       hddLog(VOS_TRACE_LEVEL_ERROR,"%s: Unable to retrieve RSSI",
              __func__);
       /* we'll returned a cached value below */
   }
   else
   {
       /* request was sent -- wait for the response */
       lrc = wait_for_completion_interruptible_timeout(&context.completion,
                                    msecs_to_jiffies(WLAN_WAIT_TIME_STATS));
       if (lrc <= 0)
       {
          hddLog(VOS_TRACE_LEVEL_ERROR, "%s: SME %s while retrieving RSSI",
                 __func__, (0 == lrc) ? "timeout" : "interrupt");
          /* we'll now returned a cached value below */
       }
   }

   /* either we never sent a request, we sent a request and received a
      response or we sent a request and timed out.  if we never sent a
      request or if we sent a request and got a response, we want to
      clear the magic out of paranoia.  if we timed out there is a
      race condition such that the callback function could be
      executing at the same time we are. of primary concern is if the
      callback function had already verified the "magic" but had not
      yet set the completion variable when a timeout occurred. we
      serialize these activities by invalidating the magic while
      holding a shared spinlock which will cause us to block if the
      callback is currently executing */
   spin_lock(&hdd_context_lock);
   context.magic = 0;
   spin_unlock(&hdd_context_lock);

   *rssi_value = pAdapter->rssi;

   return VOS_STATUS_SUCCESS;
}

VOS_STATUS wlan_hdd_get_snr(hdd_adapter_t *pAdapter, v_S7_t *snr)
{
   struct statsContext context;
   hdd_context_t *pHddCtx;
   hdd_station_ctx_t *pHddStaCtx;
   eHalStatus hstatus;
   long lrc;
   int valid;

   if (NULL == pAdapter)
   {
       hddLog(VOS_TRACE_LEVEL_ERROR,
              "%s: Invalid context, pAdapter", __func__);
       return VOS_STATUS_E_FAULT;
   }

   pHddCtx = WLAN_HDD_GET_CTX(pAdapter);

   valid = wlan_hdd_validate_context(pHddCtx);
   if (0 != valid)
   {
       hddLog(VOS_TRACE_LEVEL_ERROR, FL("HDD context is not valid"));
       return VOS_STATUS_E_FAULT;
   }

   pHddStaCtx = WLAN_HDD_GET_STATION_CTX_PTR(pAdapter);
   if (NULL == pHddStaCtx)
   {
       hddLog(VOS_TRACE_LEVEL_ERROR, FL("HDD STA context is not valid"));
       return VOS_STATUS_E_FAULT;
   }

   init_completion(&context.completion);
   context.pAdapter = pAdapter;
   context.magic = SNR_CONTEXT_MAGIC;

   hstatus = sme_GetSnr(pHddCtx->hHal, hdd_GetSnrCB,
                         pHddStaCtx->conn_info.staId[ 0 ],
                         pHddStaCtx->conn_info.bssId,
                         &context);
   if (eHAL_STATUS_SUCCESS != hstatus)
   {
       hddLog(VOS_TRACE_LEVEL_ERROR,"%s: Unable to retrieve RSSI",
              __func__);
       /* we'll returned a cached value below */
   }
   else
   {
       /* request was sent -- wait for the response */
       lrc = wait_for_completion_interruptible_timeout(&context.completion,
                                    msecs_to_jiffies(WLAN_WAIT_TIME_STATS));
       if (lrc <= 0)
       {
          hddLog(VOS_TRACE_LEVEL_ERROR, "%s: SME %s while retrieving SNR",
                 __func__, (0 == lrc) ? "timeout" : "interrupt");
          /* we'll now returned a cached value below */
       }
   }

   /* either we never sent a request, we sent a request and received a
      response or we sent a request and timed out.  if we never sent a
      request or if we sent a request and got a response, we want to
      clear the magic out of paranoia.  if we timed out there is a
      race condition such that the callback function could be
      executing at the same time we are. of primary concern is if the
      callback function had already verified the "magic" but had not
      yet set the completion variable when a timeout occurred. we
      serialize these activities by invalidating the magic while
      holding a shared spinlock which will cause us to block if the
      callback is currently executing */
   spin_lock(&hdd_context_lock);
   context.magic = 0;
   spin_unlock(&hdd_context_lock);

   *snr = pAdapter->snr;

   return VOS_STATUS_SUCCESS;
}
#if defined WLAN_FEATURE_VOWIFI_11R || defined FEATURE_WLAN_ESE || defined(FEATURE_WLAN_LFR)

static void hdd_GetRoamRssiCB( v_S7_t rssi, tANI_U32 staId, void *pContext )
{
   struct statsContext *pStatsContext;
   hdd_adapter_t *pAdapter;
   if (ioctl_debug)
   {
      pr_info("%s: rssi [%d] STA [%d] pContext [%p]\n",
              __func__, (int)rssi, (int)staId, pContext);
   }

   if (NULL == pContext)
   {
      hddLog(VOS_TRACE_LEVEL_ERROR,
             "%s: Bad param, pContext [%p]",
             __func__, pContext);
      return;
   }

   pStatsContext = pContext;
   pAdapter      = pStatsContext->pAdapter;

   /* there is a race condition that exists between this callback
      function and the caller since the caller could time out either
      before or while this code is executing.  we use a spinlock to
      serialize these actions */
   spin_lock(&hdd_context_lock);

   if ((NULL == pAdapter) || (RSSI_CONTEXT_MAGIC != pStatsContext->magic))
   {
      /* the caller presumably timed out so there is nothing we can do */
      spin_unlock(&hdd_context_lock);
      hddLog(VOS_TRACE_LEVEL_WARN,
             "%s: Invalid context, pAdapter [%p] magic [%08x]",
              __func__, pAdapter, pStatsContext->magic);
      if (ioctl_debug)
      {
         pr_info("%s: Invalid context, pAdapter [%p] magic [%08x]\n",
                 __func__, pAdapter, pStatsContext->magic);
      }
      return;
   }

   /* context is valid so caller is still waiting */

   /* paranoia: invalidate the magic */
   pStatsContext->magic = 0;

   /* copy over the rssi */
   pAdapter->rssi = rssi;

   /* notify the caller */
   complete(&pStatsContext->completion);

   /* serialization is complete */
   spin_unlock(&hdd_context_lock);
}



VOS_STATUS wlan_hdd_get_roam_rssi(hdd_adapter_t *pAdapter, v_S7_t *rssi_value)
{
   struct statsContext context;
   hdd_context_t *pHddCtx = NULL;
   hdd_station_ctx_t *pHddStaCtx = NULL;
   eHalStatus hstatus;
   long lrc;

   if (NULL == pAdapter)
   {
       hddLog(VOS_TRACE_LEVEL_WARN,
              "%s: Invalid context, pAdapter", __func__);
       return VOS_STATUS_E_FAULT;
   }
   if ((WLAN_HDD_GET_CTX(pAdapter))->isLogpInProgress)
   {
       VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR, "%s:LOGP in Progress. Ignore!!!",__func__);
       /* return a cached value */
       *rssi_value = pAdapter->rssi;
       return VOS_STATUS_SUCCESS;
   }

   pHddCtx = WLAN_HDD_GET_CTX(pAdapter);
   pHddStaCtx = WLAN_HDD_GET_STATION_CTX_PTR(pAdapter);

   if (eConnectionState_Associated != pHddStaCtx->conn_info.connState)
   {
       VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_INFO, "%s:Not associated!",__func__);
       /* return a cached value */
       *rssi_value = 0;
       return VOS_STATUS_SUCCESS;
   }

   if (VOS_TRUE == pHddStaCtx->hdd_ReassocScenario)
   {
       VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_INFO,
                 "%s: Roaming in progress, hence return last cached RSSI", __func__);
       *rssi_value = pAdapter->rssi;
       return VOS_STATUS_SUCCESS;
   }

   init_completion(&context.completion);
   context.pAdapter = pAdapter;
   context.magic = RSSI_CONTEXT_MAGIC;

   hstatus = sme_GetRoamRssi(pHddCtx->hHal, hdd_GetRoamRssiCB,
                         pHddStaCtx->conn_info.staId[ 0 ],
                         pHddStaCtx->conn_info.bssId,
                         &context, pHddCtx->pvosContext);
   if (eHAL_STATUS_SUCCESS != hstatus)
   {
       hddLog(VOS_TRACE_LEVEL_ERROR,"%s: Unable to retrieve RSSI",
              __func__);
       /* we'll returned a cached value below */
   }
   else
   {
       /* request was sent -- wait for the response */
       lrc = wait_for_completion_interruptible_timeout(&context.completion,
                                    msecs_to_jiffies(WLAN_WAIT_TIME_STATS));
       if (lrc <= 0)
       {
          hddLog(VOS_TRACE_LEVEL_ERROR,"%s: SME %s while retrieving RSSI",
                 __func__, (0 == lrc) ? "timeout" : "interrupt");
          /* we'll now returned a cached value below */
       }
   }

   /* either we never sent a request, we sent a request and received a
      response or we sent a request and timed out.  if we never sent a
      request or if we sent a request and got a response, we want to
      clear the magic out of paranoia.  if we timed out there is a
      race condition such that the callback function could be
      executing at the same time we are. of primary concern is if the
      callback function had already verified the "magic" but had not
      yet set the completion variable when a timeout occurred. we
      serialize these activities by invalidating the magic while
      holding a shared spinlock which will cause us to block if the
      callback is currently executing */
   spin_lock(&hdd_context_lock);
   context.magic = 0;
   spin_unlock(&hdd_context_lock);

   *rssi_value = pAdapter->rssi;

   return VOS_STATUS_SUCCESS;
}
#endif


void hdd_StatisticsCB( void *pStats, void *pContext )
{
   hdd_adapter_t             *pAdapter      = (hdd_adapter_t *)pContext;
   hdd_stats_t               *pStatsCache   = NULL;
   hdd_wext_state_t *pWextState;
   VOS_STATUS vos_status = VOS_STATUS_SUCCESS;

   tCsrSummaryStatsInfo      *pSummaryStats = NULL;
   tCsrGlobalClassAStatsInfo *pClassAStats  = NULL;
   tCsrGlobalClassBStatsInfo *pClassBStats  = NULL;
   tCsrGlobalClassCStatsInfo *pClassCStats  = NULL;
   tCsrGlobalClassDStatsInfo *pClassDStats  = NULL;
   tCsrPerStaStatsInfo       *pPerStaStats  = NULL;

   if (pAdapter!= NULL)
     pStatsCache = &pAdapter->hdd_stats;


   pSummaryStats = (tCsrSummaryStatsInfo *)pStats;
   pClassAStats  = (tCsrGlobalClassAStatsInfo *)( pSummaryStats + 1 );
   pClassBStats  = (tCsrGlobalClassBStatsInfo *)( pClassAStats + 1 );
   pClassCStats  = (tCsrGlobalClassCStatsInfo *)( pClassBStats + 1 );
   pClassDStats  = (tCsrGlobalClassDStatsInfo *)( pClassCStats + 1 );
   pPerStaStats  = (tCsrPerStaStatsInfo *)( pClassDStats + 1 );

   if (pStatsCache!=NULL)
   {
      // and copy the stats into the cache we keep in the adapter instance structure
      vos_mem_copy( &pStatsCache->summary_stat, pSummaryStats, sizeof( pStatsCache->summary_stat ) );
      vos_mem_copy( &pStatsCache->ClassA_stat, pClassAStats, sizeof( pStatsCache->ClassA_stat ) );
      vos_mem_copy( &pStatsCache->ClassB_stat, pClassBStats, sizeof( pStatsCache->ClassB_stat ) );
      vos_mem_copy( &pStatsCache->ClassC_stat, pClassCStats, sizeof( pStatsCache->ClassC_stat ) );
      vos_mem_copy( &pStatsCache->ClassD_stat, pClassDStats, sizeof( pStatsCache->ClassD_stat ) );
      vos_mem_copy( &pStatsCache->perStaStats, pPerStaStats, sizeof( pStatsCache->perStaStats ) );
   }

    if(pAdapter)
    {
        pWextState = WLAN_HDD_GET_WEXT_STATE_PTR(pAdapter);
        if(pWextState)
        {
           vos_status = vos_event_set(&pWextState->vosevent);
           if (!VOS_IS_STATUS_SUCCESS(vos_status))
           {
              VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                        "%s: vos_event_set failed", __func__);
              return;
           }
        }
    }
}

void ccmCfgSetCallback(tHalHandle halHandle, tANI_S32 result)
{
   v_CONTEXT_t pVosContext;
   hdd_context_t *pHddCtx;
   VOS_STATUS hdd_reconnect_all_adapters( hdd_context_t *pHddCtx );
#if 0
   hdd_wext_state_t *pWextState;
   v_U32_t roamId;
#endif

   ENTER();

   pVosContext = vos_get_global_context(VOS_MODULE_ID_SYS,NULL);

   pHddCtx = (hdd_context_t*) vos_get_context(VOS_MODULE_ID_HDD,pVosContext);
   if (NULL == pHddCtx)
   {
      hddLog(VOS_TRACE_LEVEL_ERROR, "%s: Invalid pHddCtx", __func__);
      return;
   }
#if 0
   pWextState = pAdapter->pWextState;
#endif

   if (WNI_CFG_NEED_RESTART == result || WNI_CFG_NEED_RELOAD == result)
   {
      //TODO Verify is this is really used. If yes need to fix it.
      hdd_reconnect_all_adapters( pHddCtx );
#if 0
      pAdapter->conn_info.connState = eConnectionState_NotConnected;
      INIT_COMPLETION(pAdapter->disconnect_comp_var);
      vosStatus = sme_RoamDisconnect(halHandle, pAdapter->sessionId, eCSR_DISCONNECT_REASON_UNSPECIFIED);

      if(VOS_STATUS_SUCCESS == vosStatus)
          wait_for_completion_interruptible_timeout(&pAdapter->disconnect_comp_var,
                     msecs_to_jiffies(WLAN_WAIT_TIME_DISCONNECT));

      sme_RoamConnect(halHandle,
                     pAdapter->sessionId, &(pWextState->roamProfile),
                     &roamId);
#endif
   }

   EXIT();

}

void hdd_clearRoamProfileIe( hdd_adapter_t *pAdapter)
{
   hdd_wext_state_t *pWextState= WLAN_HDD_GET_WEXT_STATE_PTR(pAdapter);

   /* clear WPA/RSN/WSC IE information in the profile */
   pWextState->roamProfile.nWPAReqIELength = 0;
   pWextState->roamProfile.pWPAReqIE = (tANI_U8 *)NULL;
   pWextState->roamProfile.nRSNReqIELength = 0;
   pWextState->roamProfile.pRSNReqIE = (tANI_U8 *)NULL;

#ifdef FEATURE_WLAN_WAPI
   pWextState->roamProfile.nWAPIReqIELength = 0;
   pWextState->roamProfile.pWAPIReqIE = (tANI_U8 *)NULL;
#endif

   pWextState->roamProfile.bWPSAssociation = VOS_FALSE;
   pWextState->roamProfile.bOSENAssociation = VOS_FALSE;
   pWextState->roamProfile.nAddIEScanLength = 0;
   memset(pWextState->roamProfile.addIEScan, 0 , SIR_MAC_MAX_IE_LENGTH+2);
   pWextState->roamProfile.pAddIEAssoc = (tANI_U8 *)NULL;
   pWextState->roamProfile.nAddIEAssocLength = 0;

   pWextState->roamProfile.EncryptionType.numEntries = 1;
   pWextState->roamProfile.EncryptionType.encryptionType[0]
                                                     = eCSR_ENCRYPT_TYPE_NONE;

   pWextState->roamProfile.mcEncryptionType.numEntries = 1;
   pWextState->roamProfile.mcEncryptionType.encryptionType[0]
                                                     = eCSR_ENCRYPT_TYPE_NONE;

   pWextState->roamProfile.AuthType.numEntries = 1;
   pWextState->roamProfile.AuthType.authType[0] = eCSR_AUTH_TYPE_OPEN_SYSTEM;

#ifdef WLAN_FEATURE_11W
   pWextState->roamProfile.MFPEnabled = eANI_BOOLEAN_FALSE;
   pWextState->roamProfile.MFPRequired = 0;
   pWextState->roamProfile.MFPCapable = 0;
#endif

   pWextState->authKeyMgmt = 0;

   vos_mem_zero(&pWextState->roamProfile.Keys,
                 sizeof(pWextState->roamProfile.Keys));

#ifdef FEATURE_WLAN_WAPI
   pAdapter->wapi_info.wapiAuthMode = WAPI_AUTH_MODE_OPEN;
   pAdapter->wapi_info.nWapiMode = 0;
#endif

   vos_mem_zero((void *)(pWextState->req_bssId), WNI_CFG_BSSID_LEN);

}

void wlan_hdd_ula_done_cb(v_VOID_t *callbackContext)
{
    hdd_adapter_t *pAdapter = (hdd_adapter_t*)callbackContext;

    if (WLAN_HDD_ADAPTER_MAGIC != pAdapter->magic)
    {
        VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                  "%s: Invalid pAdapter magic", __func__);
    }
    else
    {
        complete(&pAdapter->ula_complete);
    }
}

VOS_STATUS wlan_hdd_check_ula_done(hdd_adapter_t *pAdapter)
{
    hdd_station_ctx_t *pHddStaCtx = WLAN_HDD_GET_STATION_CTX_PTR(pAdapter);
    VOS_STATUS vos_status;
    unsigned long rc;

    if (VOS_FALSE == pHddStaCtx->conn_info.uIsAuthenticated)
    {
        INIT_COMPLETION(pAdapter->ula_complete);

        /*To avoid race condition between the set key and the last EAPOL
          packet, notify TL to finish upper layer authentication incase if the
          last EAPOL packet pending in the TL queue.*/
        vos_status = WLANTL_Finish_ULA(wlan_hdd_ula_done_cb, pAdapter,
                        (WLAN_HDD_GET_CTX(pAdapter))->pvosContext,
                        pHddStaCtx->conn_info.staId[0]);

        if ( vos_status == VOS_STATUS_E_ALREADY )
        {
            return VOS_STATUS_SUCCESS;
        }
        else if ( vos_status != VOS_STATUS_SUCCESS )
        {
            VOS_TRACE( VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                   "[%4d] WLANTL_Finish_ULA returned ERROR status= %d",
                   __LINE__, vos_status );
            return vos_status;

        }

        rc = wait_for_completion_timeout(&pAdapter->ula_complete,
                                    msecs_to_jiffies(HDD_FINISH_ULA_TIME_OUT));
        if (rc <= 0)
        {
            VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                      FL("failure wait on ULA to complete %ld"), rc);
            /* we'll still fall through and return success since the
             * connection may still get established but is just taking
             * too long for us to wait */
        }
    }
    return VOS_STATUS_SUCCESS;
}

v_U8_t* wlan_hdd_get_vendor_oui_ie_ptr(v_U8_t *oui, v_U8_t oui_size, v_U8_t *ie, int ie_len)
{

    int left = ie_len;
    v_U8_t *ptr = ie;
    v_U8_t elem_id,elem_len;
    v_U8_t eid = 0xDD;

    if ( NULL == ie || 0 == ie_len )
       return NULL;

    while(left >= 2)
    {
        elem_id  = ptr[0];
        elem_len = ptr[1];
        left -= 2;
        if(elem_len > left)
        {
            hddLog(VOS_TRACE_LEVEL_FATAL,
                   FL("****Invalid IEs eid = %d elem_len=%d left=%d*****"),
                    eid,elem_len,left);
            return NULL;
        }
        if (elem_id == eid)
        {
            if(memcmp( &ptr[2], oui, oui_size)==0)
                return ptr;
        }

        left -= elem_len;
        ptr += (elem_len + 2);
    }
    return NULL;
}

static int __iw_set_commit(struct net_device *dev, struct iw_request_info *info,
                         union iwreq_data *wrqu, char *extra)
{
    hdd_adapter_t *pAdapter;
    hdd_context_t *pHddCtx;
    int ret = 0;
    pAdapter  = WLAN_HDD_GET_PRIV_PTR(dev);
    if (NULL == pAdapter)
    {
        VOS_TRACE( VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                   "%s: pAdapter is NULL\n", __func__);
        return -EINVAL;
    }
    pHddCtx = WLAN_HDD_GET_CTX(pAdapter);
    ret = wlan_hdd_validate_context(pHddCtx);
    if (0 != ret)
    {
        VOS_TRACE( VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                  "%s: HDD context is Null", __func__);
        return ret;
    }
    hddLog( LOG1, "In %s", __func__);
    /* Do nothing for now */
    return ret;
}

static int iw_set_commit(struct net_device *dev, struct iw_request_info *info,
                         union iwreq_data *wrqu, char *extra)
{
    int ret;

    vos_ssr_protect(__func__);
    ret = __iw_set_commit(dev, info, wrqu, extra);
    vos_ssr_unprotect(__func__);

    return ret;
}

static int __iw_get_name(struct net_device *dev,
                       struct iw_request_info *info,
                       char *wrqu, char *extra)
{
    hdd_adapter_t *pAdapter;
    hdd_context_t *pHddCtx;
    int ret = 0;
    ENTER();
    pAdapter  = WLAN_HDD_GET_PRIV_PTR(dev);
    if (NULL == pAdapter)
    {
        VOS_TRACE( VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                   "%s: pAdapter is NULL\n", __func__);
        return -EINVAL;
    }
    pHddCtx = WLAN_HDD_GET_CTX(pAdapter);
    ret = wlan_hdd_validate_context(pHddCtx);
    if (0 != ret)
    {
        VOS_TRACE( VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                  "%s: HDD context is Null", __func__);
        return ret;
    }
    strlcpy(wrqu, "Qcom:802.11n", IFNAMSIZ);
    EXIT();
    return ret;
}

static int iw_get_name(struct net_device *dev,
                       struct iw_request_info *info,
                       char *wrqu, char *extra)
{
    int ret;

    vos_ssr_protect(__func__);
    ret = __iw_get_name(dev, info, wrqu, extra);
    vos_ssr_unprotect(__func__);

    return ret;
}

static int __iw_set_mode(struct net_device *dev,
                         struct iw_request_info *info,
                         union iwreq_data *wrqu, char *extra)
{
    hdd_wext_state_t         *pWextState;
    hdd_adapter_t            *pAdapter;
    hdd_context_t            *pHddCtx;
    tCsrRoamProfile          *pRoamProfile;
    eCsrRoamBssType          LastBSSType;
    eMib_dot11DesiredBssType connectedBssType;
    hdd_config_t             *pConfig;
    struct wireless_dev      *wdev;
    int                      status = 0;

    ENTER();

    pAdapter = WLAN_HDD_GET_PRIV_PTR(dev);
    if (NULL == pAdapter)
    {
        hddLog(VOS_TRACE_LEVEL_WARN,
               "%s: Invalid context, pAdapter", __func__);
        return 0;
    }
    pHddCtx = WLAN_HDD_GET_CTX(pAdapter);
    status = wlan_hdd_validate_context(pHddCtx);
    if (0 != status)
    {
        hddLog(VOS_TRACE_LEVEL_WARN,
               "%s: HddCtx is Invalid", __func__);
        return status;
    }

    pWextState = WLAN_HDD_GET_WEXT_STATE_PTR(pAdapter);
    if (pWextState == NULL)
    {
        hddLog(LOGE, "%s ERROR: Data Storage Corruption", __func__);
        return -EINVAL;
    }

    wdev = dev->ieee80211_ptr;
    pRoamProfile = &pWextState->roamProfile;
    LastBSSType = pRoamProfile->BSSType;

    hddLog(LOG1, "%s Old Bss type = %d", __func__, LastBSSType);

    switch (wrqu->mode)
    {
    case IW_MODE_ADHOC:
        hddLog(LOG1, "%s Setting AP Mode as IW_MODE_ADHOC", __func__);
        pRoamProfile->BSSType = eCSR_BSS_TYPE_START_IBSS;
        // Set the phymode correctly for IBSS.
        pConfig  = (WLAN_HDD_GET_CTX(pAdapter))->cfg_ini;
        pWextState->roamProfile.phyMode = hdd_cfg_xlate_to_csr_phy_mode(pConfig->dot11Mode);
        pAdapter->device_mode = WLAN_HDD_IBSS;
        wdev->iftype = NL80211_IFTYPE_ADHOC;
        break;
    case IW_MODE_INFRA:
        hddLog(LOG1, "%s Setting AP Mode as IW_MODE_INFRA", __func__);
        pRoamProfile->BSSType = eCSR_BSS_TYPE_INFRASTRUCTURE;
        wdev->iftype = NL80211_IFTYPE_STATION;
        break;
    case IW_MODE_AUTO:
        hddLog(LOG1, "%s Setting AP Mode as IW_MODE_AUTO", __func__);
        pRoamProfile->BSSType = eCSR_BSS_TYPE_ANY;
        break;
    default:
        hddLog(LOGE, "%s Unknown AP Mode value %d ", __func__, wrqu->mode);
        return -EOPNOTSUPP;
    }

    if ( LastBSSType != pRoamProfile->BSSType )
    {
        //the BSS mode changed
        // We need to issue disconnect if connected or in IBSS disconnect state
        if ( hdd_connGetConnectedBssType( WLAN_HDD_GET_STATION_CTX_PTR(pAdapter), &connectedBssType ) ||
             ( eCSR_BSS_TYPE_START_IBSS == LastBSSType ) )
        {
            VOS_STATUS vosStatus;
            // need to issue a disconnect to CSR.
            INIT_COMPLETION(pAdapter->disconnect_comp_var);
            vosStatus = sme_RoamDisconnect( WLAN_HDD_GET_HAL_CTX(pAdapter),
                                          pAdapter->sessionId,
                                          eCSR_DISCONNECT_REASON_IBSS_LEAVE );
            if(VOS_STATUS_SUCCESS == vosStatus)
            {
                 long ret;
                 ret = wait_for_completion_interruptible_timeout(
                                   &pAdapter->disconnect_comp_var,
                                    msecs_to_jiffies(WLAN_WAIT_TIME_DISCONNECT));
                 if (ret <= 0)
                     hddLog(VOS_TRACE_LEVEL_ERROR,
                            FL("failed wait on disconnect_comp_var %ld"), ret);
            }
        }
    }

    EXIT();
    return 0;
}

static int iw_set_mode(struct net_device *dev,
                       struct iw_request_info *info,
                       union iwreq_data *wrqu, char *extra)
{
    int ret;

    vos_ssr_protect(__func__);
    ret = __iw_set_mode(dev, info, wrqu, extra);
    vos_ssr_unprotect(__func__);

    return ret;
}

static int __iw_get_mode(struct net_device *dev,
                         struct iw_request_info *info,
                         union iwreq_data *wrqu,
                         char *extra)
{

    hdd_wext_state_t *pWextState;
    hdd_adapter_t *pAdapter;
    hdd_context_t *pHddCtx;
    int ret = 0;

    hddLog(LOG1, "In %s", __func__);
    pAdapter = WLAN_HDD_GET_PRIV_PTR(dev);
    if (NULL == pAdapter)
    {
        hddLog(VOS_TRACE_LEVEL_WARN,
               "%s: Invalid context, pAdapter", __func__);
        return 0;
    }

    pHddCtx = WLAN_HDD_GET_CTX(pAdapter);
    ret = wlan_hdd_validate_context(pHddCtx);
    if (0 != ret)
    {
        hddLog(VOS_TRACE_LEVEL_ERROR,
               "%s: HDD context is not valid",__func__);
        return ret;
    }
    pWextState = WLAN_HDD_GET_WEXT_STATE_PTR(pAdapter);
    if (pWextState == NULL)
    {
        hddLog(LOGE, "%s ERROR: Data Storage Corruption", __func__);
        return -EINVAL;
    }

    switch (pWextState->roamProfile.BSSType)
    {
    case eCSR_BSS_TYPE_INFRASTRUCTURE:
        hddLog(LOG1, "%s returns IW_MODE_INFRA", __func__);
        wrqu->mode = IW_MODE_INFRA;
        break;
    case eCSR_BSS_TYPE_IBSS:
    case eCSR_BSS_TYPE_START_IBSS:
        hddLog(LOG1, "%s returns IW_MODE_ADHOC", __func__);
        wrqu->mode = IW_MODE_ADHOC;
        break;
    case eCSR_BSS_TYPE_ANY:
        hddLog(LOG1, "%s returns IW_MODE_AUTO", __func__);
        wrqu->mode = IW_MODE_AUTO;
        break;
    default:
        hddLog(LOG1, "%s returns APMODE_UNKNOWN", __func__);
        break;
    }

    return 0;
}

static int iw_get_mode(struct net_device *dev,
                       struct iw_request_info *info,
                       union iwreq_data *wrqu,
                       char *extra)
{
    int ret;

    vos_ssr_protect(__func__);
    ret = __iw_get_mode(dev, info, wrqu, extra);
    vos_ssr_unprotect(__func__);

    return ret;
}

static int __iw_set_freq(struct net_device *dev,
                         struct iw_request_info *info,
                         union iwreq_data *wrqu, char *extra)
{
    v_U32_t numChans = 0;
    v_U8_t validChan[WNI_CFG_VALID_CHANNEL_LIST_LEN];
    v_U32_t indx = 0;
    v_U32_t status = 0;

    hdd_wext_state_t *pWextState;
    hdd_adapter_t *pAdapter;
    hdd_context_t *pHddCtx;
    tHalHandle hHal;
    hdd_station_ctx_t *pHddStaCtx;
    tCsrRoamProfile * pRoamProfile;
    ENTER();

    pAdapter = WLAN_HDD_GET_PRIV_PTR(dev);
    if (NULL == pAdapter)
    {
       VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                 "%s:Invalid Adapter",__func__);
       return -EINVAL;
    }

    pHddCtx = WLAN_HDD_GET_CTX(pAdapter);
    status = wlan_hdd_validate_context(pHddCtx);
    if (0 != status)
    {
       VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                 "%s:HDD context is NULL",__func__);
       return status;
    }

    hHal = WLAN_HDD_GET_HAL_CTX(pAdapter);
    if (NULL == hHal)
    {
        VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                  "%s: Hal Context is NULL",__func__);
        return -EINVAL;
    }

    pHddStaCtx = WLAN_HDD_GET_STATION_CTX_PTR(pAdapter);
    if (NULL == pHddStaCtx)
    {
       VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                 "%s:STA context is NULL",__func__);
       return -EINVAL;
    }

    pWextState = WLAN_HDD_GET_WEXT_STATE_PTR(pAdapter);
    if (NULL == pWextState)
    {
        VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                  "%s: pWextState is NULL",__func__);
        return -EINVAL;
    }

    pRoamProfile = &pWextState->roamProfile;

    hddLog(LOG1,"setCHANNEL ioctl");

    /* Link is up then return cant set channel*/
    if(eConnectionState_IbssConnected == pHddStaCtx->conn_info.connState ||
       eConnectionState_Associated == pHddStaCtx->conn_info.connState)
    {
        hddLog( LOGE, "IBSS Associated");
        return -EOPNOTSUPP;
    }

    /* Settings by Frequency as input */
    if((wrqu->freq.e == 1) && (wrqu->freq.m >= (tANI_U32)2.412e8) &&
                            (wrqu->freq.m <= (tANI_U32)5.825e8))
    {
        tANI_U32 freq = wrqu->freq.m / 100000;

        while ((indx <  FREQ_CHAN_MAP_TABLE_SIZE) && (freq != freq_chan_map[indx].freq))
            indx++;
        if (indx >= FREQ_CHAN_MAP_TABLE_SIZE)
        {
            return -EINVAL;
        }
        wrqu->freq.e = 0;
        wrqu->freq.m = freq_chan_map[indx].chan;

    }

    if (wrqu->freq.e == 0)
    {
        if((wrqu->freq.m < WNI_CFG_CURRENT_CHANNEL_STAMIN) ||
                        (wrqu->freq.m > WNI_CFG_CURRENT_CHANNEL_STAMAX))
        {
            hddLog(LOG1,"%s: Channel [%d] is outside valid range from %d to %d",
                __func__, wrqu->freq.m, WNI_CFG_CURRENT_CHANNEL_STAMIN,
                    WNI_CFG_CURRENT_CHANNEL_STAMAX);
             return -EINVAL;
        }

        numChans = WNI_CFG_VALID_CHANNEL_LIST_LEN;

        if (ccmCfgGetStr(hHal, WNI_CFG_VALID_CHANNEL_LIST,
                validChan, &numChans) != eHAL_STATUS_SUCCESS){
            VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_WARN,
               FL("failed to get ini parameter, WNI_CFG_VALID_CHANNEL_LIST"));
            return -EIO;
        }

        for (indx = 0; indx < numChans; indx++) {
            if (wrqu->freq.m == validChan[indx]){
                break;
            }
        }
    }
    else{

        return -EINVAL;
    }

    if(indx >= numChans)
    {
        return -EINVAL;
    }

    /* Set the Operational Channel */
    numChans = pRoamProfile->ChannelInfo.numOfChannels = 1;
    pHddStaCtx->conn_info.operationChannel = wrqu->freq.m;
    pRoamProfile->ChannelInfo.ChannelList = &pHddStaCtx->conn_info.operationChannel;

    hddLog(LOG1,"pRoamProfile->operationChannel  = %d", wrqu->freq.m);

    EXIT();

    return status;
}

static int iw_set_freq(struct net_device *dev,
                       struct iw_request_info *info,
                       union iwreq_data *wrqu, char *extra)
{
   int ret;

   vos_ssr_protect(__func__);
   ret = __iw_set_freq(dev, info, wrqu, extra);
   vos_ssr_unprotect(__func__);

   return ret;
}

static int __iw_get_freq(struct net_device *dev,
                         struct iw_request_info *info,
                         struct iw_freq *fwrq, char *extra)
{
   v_U32_t status = FALSE, channel = 0, freq = 0;
   hdd_adapter_t *pAdapter;
   tHalHandle hHal;
   hdd_wext_state_t *pWextState;
   tCsrRoamProfile * pRoamProfile;
   hdd_station_ctx_t *pHddStaCtx;
   hdd_context_t *pHddCtx;
   int ret = 0;

   ENTER();

   pAdapter = WLAN_HDD_GET_PRIV_PTR(dev);
   if (NULL == pAdapter)
   {
       VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                 "%s: Adapter is NULL", __func__);
       return -EINVAL;
   }
   pHddCtx = WLAN_HDD_GET_CTX(pAdapter);
   ret = wlan_hdd_validate_context(pHddCtx);
   if (0 != ret)
   {
       VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                 "%s: HddCtx is NULL", __func__);
       return ret;
   }
   hHal = WLAN_HDD_GET_HAL_CTX(pAdapter);
   if (NULL == hHal)
   {
       VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                 "%s: Hal Context is NULL",__func__);
       return -EINVAL;
   }
   pHddStaCtx = WLAN_HDD_GET_STATION_CTX_PTR(pAdapter);
   if (NULL == pHddStaCtx)
   {
       VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                 "%s: HddStaCtx is NULL", __func__);
       return -EINVAL;
   }
   pWextState = WLAN_HDD_GET_WEXT_STATE_PTR(pAdapter);
   if (NULL == pWextState)
   {
       VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                 "%s: pWextState is NULL",__func__);
       return -EINVAL;
   }
   pRoamProfile = &pWextState->roamProfile;

   if( pHddStaCtx->conn_info.connState== eConnectionState_Associated )
   {
       if (sme_GetOperationChannel(hHal, &channel, pAdapter->sessionId) != eHAL_STATUS_SUCCESS)
       {
           VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                       FL("failed to get operating channel %u"), pAdapter->sessionId);
           return -EIO;
       }
       else
       {
           status = hdd_wlan_get_freq(channel, &freq);
           if( TRUE == status )
           {
               /* Set Exponent parameter as 6 (MHZ) in struct iw_freq
                * iwlist & iwconfig command shows frequency into proper
                * format (2.412 GHz instead of 246.2 MHz)*/
               fwrq->m = freq;
               fwrq->e = MHZ;
           }
       }
    }
    else
    {
       /* Set Exponent parameter as 6 (MHZ) in struct iw_freq
        * iwlist & iwconfig command shows frequency into proper
        * format (2.412 GHz instead of 246.2 MHz)*/
       fwrq->m = 0;
       fwrq->e = MHZ;
    }
   return ret;
}

static int iw_get_freq(struct net_device *dev,
                       struct iw_request_info *info,
                       struct iw_freq *fwrq, char *extra)
{
    int ret;

    vos_ssr_protect(__func__);
    ret = __iw_get_freq(dev, info, fwrq, extra);
    vos_ssr_unprotect(__func__);

    return ret;
}

static int __iw_get_tx_power(struct net_device *dev,
                             struct iw_request_info *info,
                             union iwreq_data *wrqu, char *extra)
{

   hdd_adapter_t *pAdapter;
   hdd_context_t *pHddCtx;
   hdd_station_ctx_t *pHddStaCtx;
   int ret = 0;

   pAdapter = WLAN_HDD_GET_PRIV_PTR(dev);
   if (NULL == pAdapter)
   {
       VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                 "%s: Adapter is NULL",__func__);
       return -EINVAL;
   }
   pHddCtx = WLAN_HDD_GET_CTX(pAdapter);
   ret = wlan_hdd_validate_context(pHddCtx);
   if (0 != ret)
   {
       VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                 "%s: HDD context is not valid",__func__);
       return ret;
   }

   pHddStaCtx = WLAN_HDD_GET_STATION_CTX_PTR(pAdapter);
   if (NULL == pHddStaCtx)
   {
       VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                 "%s: STA Context is NULL",__func__);
       return -EINVAL;
   }

   if(eConnectionState_Associated != pHddStaCtx->conn_info.connState)
   {
      wrqu->txpower.value = 0;
      return 0;
   }
   wlan_hdd_get_classAstats(pAdapter);
   wrqu->txpower.value = pAdapter->hdd_stats.ClassA_stat.max_pwr;

   return 0;
}

static int iw_get_tx_power(struct net_device *dev,
                           struct iw_request_info *info,
                           union iwreq_data *wrqu, char *extra)
{
    int ret;

    vos_ssr_protect(__func__);
    ret = __iw_get_tx_power(dev, info, wrqu, extra);
    vos_ssr_unprotect(__func__);

    return ret;
}

static int __iw_set_tx_power(struct net_device *dev,
                             struct iw_request_info *info,
                             union iwreq_data *wrqu, char *extra)
{
    hdd_adapter_t *pAdapter;
    tHalHandle hHal;
    hdd_context_t *pHddCtx;
    int ret = 0;

    ENTER();
    pAdapter = WLAN_HDD_GET_PRIV_PTR(dev);
    if (NULL == pAdapter)
    {
        VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                  "%s: Adapter is NULL",__func__);
        return -EINVAL;
    }

    pHddCtx = WLAN_HDD_GET_CTX(pAdapter);
    ret = wlan_hdd_validate_context(pHddCtx);
    if (0 != ret)
    {
        VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                  "%s: HDD context is not valid",__func__);
        return ret;
    }

    hHal = WLAN_HDD_GET_HAL_CTX(pAdapter);
    if (NULL == hHal)
    {
        VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                  "%s: Hal Context is NULL",__func__);
        return -EINVAL;
    }
    if ( ccmCfgSetInt(hHal, WNI_CFG_CURRENT_TX_POWER_LEVEL, wrqu->txpower.value, ccmCfgSetCallback, eANI_BOOLEAN_TRUE) != eHAL_STATUS_SUCCESS )
    {
        VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                FL("failed to set ini parameter, WNI_CFG_CURRENT_TX_POWER_LEVEL"));
        return -EIO;
    }

    EXIT();

    return 0;
}

static int iw_set_tx_power(struct net_device *dev,
                           struct iw_request_info *info,
                           union iwreq_data *wrqu, char *extra)
{
    int ret;

    vos_ssr_protect(__func__);
    ret = __iw_set_tx_power(dev, info, wrqu, extra);
    vos_ssr_unprotect(__func__);

    return ret;
}

static int __iw_get_bitrate(struct net_device *dev,
                            struct iw_request_info *info,
                            union iwreq_data *wrqu, char *extra)
{
   VOS_STATUS vos_status = VOS_STATUS_SUCCESS;
   eHalStatus status = eHAL_STATUS_SUCCESS;
   hdd_wext_state_t *pWextState;
   hdd_adapter_t *pAdapter;
   hdd_context_t *pHddCtx;
   hdd_station_ctx_t *pHddStaCtx;
   int ret = 0;

   ENTER();

   pAdapter = WLAN_HDD_GET_PRIV_PTR(dev);
   if (NULL == pAdapter)
   {
       VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                 "%s: Adapter is NULL",__func__);
       return -EINVAL;
   }

   pHddCtx = WLAN_HDD_GET_CTX(pAdapter);
   ret = wlan_hdd_validate_context(pHddCtx);
   if (0 != ret)
   {
       VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                 "%s: HDD context is not valid",__func__);
       return ret;
   }

   pHddStaCtx = WLAN_HDD_GET_STATION_CTX_PTR(pAdapter);
   if (NULL == pHddStaCtx)
   {
       VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                 "%s: STA Context is NULL",__func__);
       return -EINVAL;
   }

   if (eConnectionState_Associated != pHddStaCtx->conn_info.connState) {
        wrqu->bitrate.value = 0;
   }
   else
   {
      status = sme_GetStatistics( WLAN_HDD_GET_HAL_CTX(pAdapter), eCSR_HDD,
                               SME_SUMMARY_STATS       |
                               SME_GLOBAL_CLASSA_STATS |
                               SME_GLOBAL_CLASSB_STATS |
                               SME_GLOBAL_CLASSC_STATS |
                               SME_GLOBAL_CLASSD_STATS |
                               SME_PER_STA_STATS,
                               hdd_StatisticsCB, 0, FALSE,
                               pHddStaCtx->conn_info.staId[0], pAdapter );

      if(eHAL_STATUS_SUCCESS != status)
      {
         hddLog(VOS_TRACE_LEVEL_ERROR,
                "%s: Unable to retrieve statistics",
                __func__);
         return status;
      }

      pWextState = WLAN_HDD_GET_WEXT_STATE_PTR(pAdapter);
      if (NULL == pWextState)
      {
          VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                    "%s: pWextState is NULL",__func__);
          return -EINVAL;
      }

      vos_status = vos_wait_single_event(&pWextState->vosevent, WLAN_WAIT_TIME_STATS);

      if (!VOS_IS_STATUS_SUCCESS(vos_status))
      {
         hddLog(VOS_TRACE_LEVEL_ERROR,
                "%s: SME timeout while retrieving statistics",
                __func__);
         return VOS_STATUS_E_FAILURE;
      }

      wrqu->bitrate.value = pAdapter->hdd_stats.ClassA_stat.tx_rate*500*1000;
   }

   EXIT();

   return vos_status;
}

static int iw_get_bitrate(struct net_device *dev,
                          struct iw_request_info *info,
                          union iwreq_data *wrqu, char *extra)
{
    int ret;

    vos_ssr_protect(__func__);
    ret = __iw_get_bitrate(dev, info, wrqu, extra);
    vos_ssr_unprotect(__func__);

    return ret;
}


/* ccm call back function */

static int __iw_set_bitrate(struct net_device *dev,
                            struct iw_request_info *info,
                            union iwreq_data *wrqu,
                            char *extra)
{
    hdd_adapter_t *pAdapter;
    hdd_wext_state_t *pWextState;
    hdd_station_ctx_t *pHddStaCtx;
    hdd_context_t *pHddCtx;
    v_U8_t supp_rates[WNI_CFG_SUPPORTED_RATES_11A_LEN];
    v_U32_t a_len = WNI_CFG_SUPPORTED_RATES_11A_LEN;
    v_U32_t b_len = WNI_CFG_SUPPORTED_RATES_11B_LEN;
    v_U32_t i, rate;
    v_U32_t valid_rate = FALSE, active_phy_mode = 0;
    int ret = 0;

    ENTER();
    pAdapter = WLAN_HDD_GET_PRIV_PTR(dev);
    if (NULL == pAdapter)
    {
        VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                  "%s: Adapter is NULL",__func__);
        return -EINVAL;
    }

    pHddCtx = WLAN_HDD_GET_CTX(pAdapter);
    ret = wlan_hdd_validate_context(pHddCtx);
    if (0 != ret)
    {
        VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                  "%s: HDD context is not valid",__func__);
        return ret;
    }

    pHddStaCtx = WLAN_HDD_GET_STATION_CTX_PTR(pAdapter);
    if (NULL == pHddStaCtx)
    {
        VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                  "%s: STA Context is NULL",__func__);
        return -EINVAL;
    }


    pWextState = WLAN_HDD_GET_WEXT_STATE_PTR(pAdapter);
    if (NULL == pWextState)
    {
        VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                  "%s: pWextState is NULL",__func__);
        return -EINVAL;
    }

    if (eConnectionState_Associated != pHddStaCtx->conn_info.connState)
    {
        return -ENXIO ;
    }

    rate = wrqu->bitrate.value;

    if (rate == -1)
    {
        rate = WNI_CFG_FIXED_RATE_AUTO;
        valid_rate = TRUE;
    }
    else if (ccmCfgGetInt(WLAN_HDD_GET_HAL_CTX(pAdapter),
                        WNI_CFG_DOT11_MODE, &active_phy_mode) == eHAL_STATUS_SUCCESS)
    {
        if (active_phy_mode == WNI_CFG_DOT11_MODE_11A || active_phy_mode == WNI_CFG_DOT11_MODE_11G
            || active_phy_mode == WNI_CFG_DOT11_MODE_11B)
        {
            if ((ccmCfgGetStr(WLAN_HDD_GET_HAL_CTX(pAdapter),
                        WNI_CFG_SUPPORTED_RATES_11A,
                        supp_rates, &a_len) == eHAL_STATUS_SUCCESS) &&
                (ccmCfgGetStr(WLAN_HDD_GET_HAL_CTX(pAdapter),
                        WNI_CFG_SUPPORTED_RATES_11B,
                        supp_rates, &b_len) == eHAL_STATUS_SUCCESS))
            {
                for (i = 0; i < (b_len + a_len); ++i)
                {
                    /* supported rates returned is double the actual rate so we divide it by 2 */
                    if ((supp_rates[i]&0x7F)/2 == rate)
                    {
                        valid_rate = TRUE;
                        rate = i + WNI_CFG_FIXED_RATE_1MBPS;
                        break;
                    }
                }
            }
        }
    }
    if (valid_rate != TRUE)
    {
        return -EINVAL;
    }
    if (ccmCfgSetInt(WLAN_HDD_GET_HAL_CTX(pAdapter),
                     WNI_CFG_FIXED_RATE, rate,
                     ccmCfgSetCallback,eANI_BOOLEAN_FALSE) != eHAL_STATUS_SUCCESS)
    {
        VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                FL("failed to set ini parameter, WNI_CFG_FIXED_RATE"));
        return -EIO;
    }
    return 0;
}

static int iw_set_bitrate(struct net_device *dev,
                          struct iw_request_info *info,
                          union iwreq_data *wrqu,
                          char *extra)
{
    int ret;

    vos_ssr_protect(__func__);
    ret = __iw_set_bitrate(dev, info, wrqu, extra);
    vos_ssr_unprotect(__func__);

    return ret;
}

static int __iw_set_genie(struct net_device *dev,
                          struct iw_request_info *info,
                          union iwreq_data *wrqu,
                          char *extra)
{
   hdd_adapter_t *pAdapter;
   hdd_context_t *pHddCtx;
   hdd_wext_state_t *pWextState;
   u_int8_t *genie = NULL;
   u_int8_t *base_genie = NULL;
   v_U16_t remLen;
   int ret = 0;

   ENTER();

   pAdapter = WLAN_HDD_GET_PRIV_PTR(dev);
   if (NULL == pAdapter)
   {
       VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                 "%s: Adapter is NULL",__func__);
       return -EINVAL;
   }

   pHddCtx = WLAN_HDD_GET_CTX(pAdapter);
   ret = wlan_hdd_validate_context(pHddCtx);
   if (0 != ret)
   {
       VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                 "%s: HDD context is not valid",__func__);
       return ret;
   }

   pWextState = WLAN_HDD_GET_WEXT_STATE_PTR(pAdapter);
   if (NULL == pWextState)
   {
       VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                 "%s: pWextState is NULL",__func__);
       return -EINVAL;
   }

   if (!wrqu->data.length) {
       hdd_clearRoamProfileIe(pAdapter);
       EXIT();
       return 0;
   }

   base_genie = mem_alloc_copy_from_user_helper(wrqu->data.pointer,
                                                wrqu->data.length);
   if (NULL == base_genie)
   {
       VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                 "mem_alloc_copy_from_user_helper fail");
       return -ENOMEM;
   }

   genie = base_genie;

   remLen = wrqu->data.length;

   hddLog(LOG1,"iw_set_genie ioctl IE[0x%X], LEN[%d]", genie[0], genie[1]);

   /* clear any previous genIE before this call */
   memset( &pWextState->genIE, 0, sizeof(pWextState->genIE) );

   while (remLen >= 2)
   {
        v_U16_t eLen = 0;
        v_U8_t elementId;
        elementId = *genie++;
        eLen  = *genie++;
        remLen -= 2;

        hddLog(VOS_TRACE_LEVEL_INFO, "%s: IE[0x%X], LEN[%d]",
            __func__, elementId, eLen);

        switch ( elementId )
         {
            case IE_EID_VENDOR:
                if ((IE_LEN_SIZE+IE_EID_SIZE+IE_VENDOR_OUI_SIZE) > eLen) /* should have at least OUI */
                {
                    kfree(base_genie);
                    return -EINVAL;
                }

                if (0 == memcmp(&genie[0], "\x00\x50\xf2\x04", 4))
                {
                    v_U16_t curGenIELen = pWextState->genIE.length;
                    hddLog (VOS_TRACE_LEVEL_INFO, "%s Set WPS OUI(%02x %02x %02x %02x) IE(len %d)",
                            __func__, genie[0], genie[1], genie[2], genie[3], eLen + 2);

                    if( SIR_MAC_MAX_IE_LENGTH < (pWextState->genIE.length + eLen) )
                    {
                       hddLog(VOS_TRACE_LEVEL_FATAL, "Cannot accommodate genIE. "
                                                      "Need bigger buffer space");
                       VOS_ASSERT(0);
                       kfree(base_genie);
                       return -ENOMEM;
                    }
                    // save to Additional IE ; it should be accumulated to handle WPS IE + other IE
                    memcpy( pWextState->genIE.addIEdata + curGenIELen, genie - 2, eLen + 2);
                    pWextState->genIE.length += eLen + 2;
                }
                else if (0 == memcmp(&genie[0], "\x00\x50\xf2", 3))
                {
                    hddLog (VOS_TRACE_LEVEL_INFO, "%s Set WPA IE (len %d)",__func__, eLen + 2);
                    memset( pWextState->WPARSNIE, 0, MAX_WPA_RSN_IE_LEN );
                    memcpy( pWextState->WPARSNIE, genie - 2, (eLen + 2));
                    pWextState->roamProfile.pWPAReqIE = pWextState->WPARSNIE;
                    pWextState->roamProfile.nWPAReqIELength = eLen + 2;
                }
                else /* any vendorId except WPA IE should be accumulated to genIE */
                {
                    v_U16_t curGenIELen = pWextState->genIE.length;
                    hddLog (VOS_TRACE_LEVEL_INFO, "%s Set OUI(%02x %02x %02x %02x) IE(len %d)",
                            __func__, genie[0], genie[1], genie[2], genie[3], eLen + 2);

                    if( SIR_MAC_MAX_IE_LENGTH < (pWextState->genIE.length + eLen) )
                    {
                       hddLog(VOS_TRACE_LEVEL_FATAL, "Cannot accommodate genIE. "
                                                      "Need bigger buffer space");
                       VOS_ASSERT(0);
                       kfree(base_genie);
                       return -ENOMEM;
                    }
                    // save to Additional IE ; it should be accumulated to handle WPS IE + other IE
                    memcpy( pWextState->genIE.addIEdata + curGenIELen, genie - 2, eLen + 2);
                    pWextState->genIE.length += eLen + 2;
                }
              break;
         case DOT11F_EID_RSN:
                hddLog (LOG1, "%s Set RSN IE (len %d)",__func__, eLen+2);
                memset( pWextState->WPARSNIE, 0, MAX_WPA_RSN_IE_LEN );
                memcpy( pWextState->WPARSNIE, genie - 2, (eLen + 2));
                pWextState->roamProfile.pRSNReqIE = pWextState->WPARSNIE;
                pWextState->roamProfile.nRSNReqIELength = eLen + 2;
              break;

         default:
                hddLog (LOGE, "%s Set UNKNOWN IE %X",__func__, elementId);
            kfree(base_genie);
            return 0;
    }
        genie += eLen;
        remLen -= eLen;
    }
    EXIT();
    kfree(base_genie);
    return 0;
}

static int iw_set_genie(struct net_device *dev,
                        struct iw_request_info *info,
                        union iwreq_data *wrqu,
                        char *extra)
{
    int ret;

    vos_ssr_protect(__func__);
    ret = __iw_set_genie(dev, info, wrqu, extra);
    vos_ssr_unprotect(__func__);

    return ret;
}

static int __iw_get_genie(struct net_device *dev,
                          struct iw_request_info *info,
                          union iwreq_data *wrqu,
                          char *extra)
{
    hdd_wext_state_t *pWextState;
    hdd_context_t *pHddCtx;
    hdd_adapter_t *pAdapter;
    hdd_station_ctx_t *pHddStaCtx;
    eHalStatus status;
    v_U32_t length = DOT11F_IE_RSN_MAX_LEN;
    v_U8_t genIeBytes[DOT11F_IE_RSN_MAX_LEN];

    ENTER();

    hddLog(LOG1,"getGEN_IE ioctl");
    pAdapter = WLAN_HDD_GET_PRIV_PTR(dev);
    if (NULL == pAdapter)
    {
        VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                  "%s: Adapter is NULL",__func__);
        return -EINVAL;
    }
    pHddCtx = WLAN_HDD_GET_CTX(pAdapter);
    status = wlan_hdd_validate_context(pHddCtx);
    if (0 != status)
    {
       VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                 "%s: HDD context is not valid",__func__);
       return status;
    }

    pWextState = WLAN_HDD_GET_WEXT_STATE_PTR(pAdapter);
    if (NULL == pWextState)
    {
        VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                  "%s: pWextState is NULL",__func__);
        return -EINVAL;
    }

    pHddStaCtx = WLAN_HDD_GET_STATION_CTX_PTR(pAdapter);
    if (NULL == pHddStaCtx)
    {
        VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                  "%s: STA Context is NULL",__func__);
        return -EINVAL;
    }

    if( pHddStaCtx->conn_info.connState == eConnectionState_NotConnected)
    {
        return -ENXIO;
    }

    // Return something ONLY if we are associated with an RSN or WPA network
    if ( VOS_TRUE != hdd_IsAuthTypeRSN(WLAN_HDD_GET_HAL_CTX(pAdapter),
                                                pWextState->roamProfile.negotiatedAuthType))
    {
        return -ENXIO;
    }

    // Actually retrieve the RSN IE from CSR.  (We previously sent it down in the CSR Roam Profile.)
    status = csrRoamGetWpaRsnReqIE(WLAN_HDD_GET_HAL_CTX(pAdapter),
                                   pAdapter->sessionId,
                                   &length,
                                   genIeBytes);
    length = VOS_MIN((u_int16_t) length, DOT11F_IE_RSN_MAX_LEN);
    if (wrqu->data.length < length)
    {
        hddLog(LOG1, "%s: failed to copy data to user buffer", __func__);
        return -EFAULT;
    }
    vos_mem_copy( extra, (v_VOID_t*)genIeBytes, length);
    wrqu->data.length = length;

    hddLog(LOG1,"%s: RSN IE of %d bytes returned", __func__, wrqu->data.length );

    EXIT();

    return 0;
}

static int iw_get_genie(struct net_device *dev,
                        struct iw_request_info *info,
                        union iwreq_data *wrqu,
                        char *extra)
{
    int ret;

    vos_ssr_protect(__func__);
    ret = __iw_get_genie(dev, info, wrqu, extra);
    vos_ssr_unprotect(__func__);

    return ret;
}


static int __iw_get_encode(struct net_device *dev,
                           struct iw_request_info *info,
                           struct iw_point *dwrq, char *extra)
{
    hdd_adapter_t *pAdapter;
    hdd_context_t *pHddCtx;
    hdd_wext_state_t *pWextState;
    tCsrRoamProfile *pRoamProfile;
    int keyId, i, ret = 0;
    eCsrAuthType authType = eCSR_AUTH_TYPE_NONE;

    ENTER();
    pAdapter = WLAN_HDD_GET_PRIV_PTR(dev);
    if (NULL == pAdapter)
    {
        VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                  "%s: Adapter is NULL",__func__);
        return -EINVAL;
    }

    pHddCtx = WLAN_HDD_GET_CTX(pAdapter);
    ret = wlan_hdd_validate_context(pHddCtx);
    if (0 != ret)
    {
        VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                  "%s: HDD context is not valid",__func__);
        return ret;
    }
    pWextState = WLAN_HDD_GET_WEXT_STATE_PTR(pAdapter);
    if (NULL == pWextState)
    {
        VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                  "%s: pWextState is NULL",__func__);
        return -EINVAL;
    }

    pRoamProfile  = &(pWextState->roamProfile);
    keyId = pRoamProfile->Keys.defaultIndex;

    if(keyId < 0 || keyId >= MAX_WEP_KEYS)
    {
        hddLog(LOG1,"%s: Invalid keyId : %d",__func__,keyId);
        return -EINVAL;
    }

    if(pRoamProfile->Keys.KeyLength[keyId] > 0)
    {
        dwrq->flags |= IW_ENCODE_ENABLED;
        dwrq->length = pRoamProfile->Keys.KeyLength[keyId];
        vos_mem_copy(extra,&(pRoamProfile->Keys.KeyMaterial[keyId][0]),pRoamProfile->Keys.KeyLength[keyId]);

        dwrq->flags |= (keyId + 1);

    }
    else
    {
        dwrq->flags |= IW_ENCODE_DISABLED;
    }

    for(i=0; i < MAX_WEP_KEYS; i++)
    {
        if(pRoamProfile->Keys.KeyMaterial[i] == NULL)
        {
            continue;
        }
        else
        {
            break;
        }
    }

    if(MAX_WEP_KEYS == i)
    {
        dwrq->flags |= IW_ENCODE_NOKEY;
    }

    authType = ((hdd_station_ctx_t*)WLAN_HDD_GET_STATION_CTX_PTR(pAdapter))->conn_info.authType;

    if(eCSR_AUTH_TYPE_OPEN_SYSTEM == authType)
    {
        dwrq->flags |= IW_ENCODE_OPEN;
    }
    else
    {
        dwrq->flags |= IW_ENCODE_RESTRICTED;
    }
    EXIT();
    return 0;
}

static int iw_get_encode(struct net_device *dev,
                         struct iw_request_info *info,
                         struct iw_point *dwrq, char *extra)
{
    int ret;

    vos_ssr_protect(__func__);
    ret = __iw_get_encode(dev, info, dwrq, extra);
    vos_ssr_unprotect(__func__);

    return ret;
}

#define PAE_ROLE_AUTHENTICATOR 1 // =1 for authenticator,
#define PAE_ROLE_SUPPLICANT 0 // =0 for supplicant


/*
 * This function sends a single 'key' to LIM at all time.
 */

static int __iw_get_rts_threshold(struct net_device *dev,
                                  struct iw_request_info *info,
                                  union iwreq_data *wrqu, char *extra)
{
   hdd_adapter_t *pAdapter = WLAN_HDD_GET_PRIV_PTR(dev);
   v_U32_t status = 0;

   status = hdd_wlan_get_rts_threshold(pAdapter,wrqu);

   return status;
}

static int iw_get_rts_threshold(struct net_device *dev,
                                struct iw_request_info *info,
                                union iwreq_data *wrqu, char *extra)
{
   int ret;

   vos_ssr_protect(__func__);
   ret = __iw_get_rts_threshold(dev, info, wrqu, extra);
   vos_ssr_unprotect(__func__);

   return ret;
}

static int __iw_set_rts_threshold(struct net_device *dev,
                                  struct iw_request_info *info,
                                  union iwreq_data *wrqu, char *extra)
{
    hdd_adapter_t *pAdapter;
    hdd_context_t *pHddCtx;
    tHalHandle hHal;
    int ret = 0;

    ENTER();

    pAdapter = WLAN_HDD_GET_PRIV_PTR(dev);
    if (NULL == pAdapter)
    {
        VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                  "%s: Adapter is NULL",__func__);
        return -EINVAL;
    }

    pHddCtx = WLAN_HDD_GET_CTX(pAdapter);
    ret = wlan_hdd_validate_context(pHddCtx);
    if (0 != ret)
    {
        VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                  "%s: HDD context is not valid",__func__);
        return ret;
    }

    hHal = WLAN_HDD_GET_HAL_CTX(pAdapter);
    if (NULL == hHal)
    {
        VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                  "%s: Hal Context is NULL",__func__);
        return -EINVAL;
    }

    if ( wrqu->rts.value < WNI_CFG_RTS_THRESHOLD_STAMIN || wrqu->rts.value > WNI_CFG_RTS_THRESHOLD_STAMAX )
    {
        return -EINVAL;
    }

    if ( ccmCfgSetInt(hHal, WNI_CFG_RTS_THRESHOLD, wrqu->rts.value, ccmCfgSetCallback, eANI_BOOLEAN_TRUE) != eHAL_STATUS_SUCCESS )
    {
        VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                FL("failed to set ini parameter, WNI_CFG_RTS_THRESHOLD"));
        return -EIO;
    }

    EXIT();

    return 0;
}

static int iw_set_rts_threshold(struct net_device *dev,
                                struct iw_request_info *info,
                                union iwreq_data *wrqu, char *extra)
{
    int ret;

    vos_ssr_protect(__func__);
    ret = __iw_set_rts_threshold(dev, info, wrqu, extra);
    vos_ssr_unprotect(__func__);

    return ret;
}

static int __iw_get_frag_threshold(struct net_device *dev,
                                   struct iw_request_info *info,
                                   union iwreq_data *wrqu, char *extra)
{
    hdd_adapter_t *pAdapter = WLAN_HDD_GET_PRIV_PTR(dev);
    v_U32_t status = 0;

    status = hdd_wlan_get_frag_threshold(pAdapter,wrqu);

    return status;
}

static int iw_get_frag_threshold(struct net_device *dev,
                                 struct iw_request_info *info,
                                 union iwreq_data *wrqu, char *extra)
{
    int ret;

    vos_ssr_protect(__func__);
    ret = __iw_get_frag_threshold(dev, info, wrqu, extra);
    vos_ssr_unprotect(__func__);

    return ret;
}

static int __iw_set_frag_threshold(struct net_device *dev,
                                   struct iw_request_info *info,
                                   union iwreq_data *wrqu, char *extra)
{
   hdd_adapter_t *pAdapter;
   hdd_context_t *pHddCtx;
   tHalHandle hHal;
   int ret = 0;

   ENTER();
   pAdapter = WLAN_HDD_GET_PRIV_PTR(dev);
   if (NULL == pAdapter)
   {
       VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                 "%s: Adapter is NULL",__func__);
       return -EINVAL;
   }

   pHddCtx = WLAN_HDD_GET_CTX(pAdapter);
   ret = wlan_hdd_validate_context(pHddCtx);
   if (0 != ret)
   {
       VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                 "%s: HDD context is not valid",__func__);
       return ret;
   }

   hHal = WLAN_HDD_GET_HAL_CTX(pAdapter);
   if (NULL == hHal)
   {
       VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                 "%s: Hal Context is NULL",__func__);
       return -EINVAL;
   }

    if ( wrqu->frag.value < WNI_CFG_FRAGMENTATION_THRESHOLD_STAMIN || wrqu->frag.value > WNI_CFG_FRAGMENTATION_THRESHOLD_STAMAX )
    {
        return -EINVAL;
    }

    if ( ccmCfgSetInt(hHal, WNI_CFG_FRAGMENTATION_THRESHOLD, wrqu->frag.value, ccmCfgSetCallback, eANI_BOOLEAN_TRUE) != eHAL_STATUS_SUCCESS )
    {
        VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                FL("failed to set ini parameter, WNI_CFG_FRAGMENTATION_THRESHOLD"));
        return -EIO;
    }

   EXIT();

   return 0;
}

static int iw_set_frag_threshold(struct net_device *dev,
                                 struct iw_request_info *info,
                                 union iwreq_data *wrqu, char *extra)
{
   int ret;

   vos_ssr_protect(__func__);
   ret = __iw_set_frag_threshold(dev, info, wrqu, extra);
   vos_ssr_unprotect(__func__);

   return ret;
}

static int __iw_get_power_mode(struct net_device *dev,
                             struct iw_request_info *info,
                             union iwreq_data *wrqu, char *extra)
{
   hdd_adapter_t *pAdapter;
   hdd_context_t *pHddCtx;
   int ret = 0;

   ENTER();
   pAdapter = WLAN_HDD_GET_PRIV_PTR(dev);
   if (NULL == pAdapter)
   {
       VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                 "%s: Adapter is NULL",__func__);
       return -EINVAL;
   }
   pHddCtx = WLAN_HDD_GET_CTX(pAdapter);
   ret = wlan_hdd_validate_context(pHddCtx);
   if (0 != ret)
   {
       VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                 "%s: HDD context is not valid",__func__);
       return ret;
   }
   return -EOPNOTSUPP;
}

static int iw_get_power_mode(struct net_device *dev,
                             struct iw_request_info *info,
                             union iwreq_data *wrqu, char *extra)
{
   int ret;

   vos_ssr_protect(__func__);
   ret = __iw_get_power_mode(dev, info, wrqu, extra);
   vos_ssr_unprotect(__func__);

   return ret;
}
static int __iw_set_power_mode(struct net_device *dev,
                             struct iw_request_info *info,
                             union iwreq_data *wrqu, char *extra)
{
    hdd_adapter_t *pAdapter;
    hdd_context_t *pHddCtx;
    int ret = 0;

    ENTER();
    pAdapter = WLAN_HDD_GET_PRIV_PTR(dev);
    if (NULL == pAdapter)
    {
        VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                  "%s: Adapter is NULL",__func__);
        return -EINVAL;
    }
    pHddCtx = WLAN_HDD_GET_CTX(pAdapter);
    ret = wlan_hdd_validate_context(pHddCtx);
    if (0 != ret)
    {
        VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                  "%s: HDD context is not valid",__func__);
        return ret;
    }
    return -EOPNOTSUPP;
}

static int iw_set_power_mode(struct net_device *dev,
                             struct iw_request_info *info,
                             union iwreq_data *wrqu, char *extra)
{
   int ret;

   vos_ssr_protect(__func__);
   ret = __iw_set_power_mode(dev, info, wrqu, extra);
   vos_ssr_unprotect(__func__);

   return ret;
}

static int __iw_get_range(struct net_device *dev,
                          struct iw_request_info *info,
                          union iwreq_data *wrqu, char *extra)
{
   hdd_adapter_t *pAdapter;
   tHalHandle hHal;
   hdd_context_t *pHddCtx;
   int ret = 0;
   struct iw_range *range = (struct iw_range *) extra;

   v_U8_t channels[WNI_CFG_VALID_CHANNEL_LIST_LEN];

   v_U32_t num_channels = sizeof(channels);
   v_U8_t supp_rates[WNI_CFG_SUPPORTED_RATES_11A_LEN];
   v_U32_t a_len;
   v_U32_t b_len;
   v_U32_t active_phy_mode = 0;
   v_U8_t index = 0, i;

   ENTER();

   pAdapter = WLAN_HDD_GET_PRIV_PTR(dev);
   if (NULL == pAdapter)
   {
      VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                                  "%s: pAdapter is NULL", __func__);
      return -EINVAL;
   }
   pHddCtx = WLAN_HDD_GET_CTX(pAdapter);
   ret =  wlan_hdd_validate_context(pHddCtx);
   if (0 != ret)
   {
       hddLog(VOS_TRACE_LEVEL_ERROR,
              "%s: HDD context is not valid",__func__);
       return ret;
   }
   hHal = WLAN_HDD_GET_HAL_CTX(pAdapter);
   if (NULL == hHal)
   {
      VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                                  "%s: pAdapter is NULL", __func__);
      return -EINVAL;
   }
   wrqu->data.length = sizeof(struct iw_range);
   memset(range, 0, sizeof(struct iw_range));

   /*Get the phy mode*/
   if (ccmCfgGetInt(hHal,
                  WNI_CFG_DOT11_MODE, &active_phy_mode) == eHAL_STATUS_SUCCESS)
   {
      VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_INFO,
                "active_phy_mode = %d", active_phy_mode);

      if (active_phy_mode == WNI_CFG_DOT11_MODE_11A || active_phy_mode == WNI_CFG_DOT11_MODE_11G)
      {
         /*Get the supported rates for 11G band*/
         a_len = WNI_CFG_SUPPORTED_RATES_11A_LEN;
         if (ccmCfgGetStr(hHal,
                          WNI_CFG_SUPPORTED_RATES_11A,
                          supp_rates, &a_len) == eHAL_STATUS_SUCCESS)
         {
            if (a_len > WNI_CFG_SUPPORTED_RATES_11A_LEN)
            {
               a_len = WNI_CFG_SUPPORTED_RATES_11A_LEN;
            }
            for (i = 0; i < a_len; i++)
            {
               range->bitrate[i] = ((supp_rates[i] & 0x7F) / 2) * 1000000;
            }
            range->num_bitrates = a_len;
         }
         else
         {
            return -EIO;
         }
      }
      else if (active_phy_mode == WNI_CFG_DOT11_MODE_11B)
      {
         /*Get the supported rates for 11B band*/
         b_len = WNI_CFG_SUPPORTED_RATES_11B_LEN;
         if (ccmCfgGetStr(hHal,
                          WNI_CFG_SUPPORTED_RATES_11B,
                          supp_rates, &b_len) == eHAL_STATUS_SUCCESS)
         {
            if (b_len > WNI_CFG_SUPPORTED_RATES_11B_LEN)
            {
               b_len = WNI_CFG_SUPPORTED_RATES_11B_LEN;
            }
            for (i = 0; i < b_len; i++)
            {
               range->bitrate[i] = ((supp_rates[i] & 0x7F) / 2) * 1000000;
            }
            range->num_bitrates = b_len;
         }
         else
         {
            return -EIO;
         }
      }
   }

   range->max_rts = WNI_CFG_RTS_THRESHOLD_STAMAX;
   range->min_frag = WNI_CFG_FRAGMENTATION_THRESHOLD_STAMIN;
   range->max_frag = WNI_CFG_FRAGMENTATION_THRESHOLD_STAMAX;

   range->encoding_size[0] = 5;
   range->encoding_size[1] = 13;
   range->num_encoding_sizes = 2;
   range->max_encoding_tokens = MAX_WEP_KEYS;

   // we support through Wireless Extensions 22
   range->we_version_compiled = WIRELESS_EXT;
   range->we_version_source = 22;

   /*Supported Channels and Frequencies*/
   if (ccmCfgGetStr((hHal), WNI_CFG_VALID_CHANNEL_LIST, channels, &num_channels) != eHAL_STATUS_SUCCESS)
   {
      VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_WARN,
               FL("failed to get ini parameter, WNI_CFG_VALID_CHANNEL_LIST"));
      return -EIO;
   }
   if (num_channels > IW_MAX_FREQUENCIES)
   {
      num_channels = IW_MAX_FREQUENCIES;
   }

   range->num_channels = num_channels;
   range->num_frequency = num_channels;

   for (index=0; index < num_channels; index++)
   {
      v_U32_t frq_indx = 0;

      range->freq[index].i = channels[index];
      while (frq_indx <  FREQ_CHAN_MAP_TABLE_SIZE)
      {
           if(channels[index] == freq_chan_map[frq_indx].chan)
           {
             range->freq[index].m = freq_chan_map[frq_indx].freq * 100000;
             range->freq[index].e = 1;
             break;
           }
           frq_indx++;
      }
   }

   /* Event capability (kernel + driver) */
   range->event_capa[0] = (IW_EVENT_CAPA_K_0 |
                    IW_EVENT_CAPA_MASK(SIOCGIWAP) |
                    IW_EVENT_CAPA_MASK(SIOCGIWSCAN));
   range->event_capa[1] = IW_EVENT_CAPA_K_1;

   /*Encryption capability*/
   range->enc_capa = IW_ENC_CAPA_WPA | IW_ENC_CAPA_WPA2 |
                IW_ENC_CAPA_CIPHER_TKIP | IW_ENC_CAPA_CIPHER_CCMP;

   /* Txpower capability */
   range->txpower_capa = IW_TXPOW_MWATT;

   /*Scanning capability*/
   #if WIRELESS_EXT >= 22
   range->scan_capa = IW_SCAN_CAPA_ESSID | IW_SCAN_CAPA_TYPE | IW_SCAN_CAPA_CHANNEL;
   #endif

   EXIT();
   return 0;
}

static int iw_get_range(struct net_device *dev,
                        struct iw_request_info *info,
                        union iwreq_data *wrqu, char *extra)
{
   int ret;

   vos_ssr_protect(__func__);
   ret = __iw_get_range(dev, info, wrqu, extra);
   vos_ssr_unprotect(__func__);

   return ret;
}

/* Callback function registered with PMC to know status of PMC request */
static void iw_power_callback_fn (void *pContext, eHalStatus status)
{
   struct statsContext *pStatsContext;

   if (NULL == pContext)
   {
       hddLog(VOS_TRACE_LEVEL_ERROR,
            "%s: Bad param, pContext [%p]",
              __func__, pContext);
       return;
   }

   pStatsContext = (struct statsContext *)pContext;

   /* there is a race condition that exists between this callback
      function and the caller since the caller could time out either
      before or while this code is executing.  we use a spinlock to
      serialize these actions */
   spin_lock(&hdd_context_lock);

   if (POWER_CONTEXT_MAGIC != pStatsContext->magic)
   {
       /* the caller presumably timed out so there is nothing we can do */
       spin_unlock(&hdd_context_lock);
       hddLog(VOS_TRACE_LEVEL_WARN,
              "%s: Invalid context, magic [%08x]",
              __func__, pStatsContext->magic);

       if (ioctl_debug)
       {
           pr_info("%s: Invalid context, magic [%08x]\n",
                   __func__, pStatsContext->magic);
       }
       return;
  }

  /* context is valid so caller is still waiting */

  /* paranoia: invalidate the magic */
  pStatsContext->magic = 0;

  /* notify the caller */
  complete(&pStatsContext->completion);

  /* serialization is complete */
  spin_unlock(&hdd_context_lock);
}

/* Callback function for tx per hit */
void hdd_tx_per_hit_cb (void *pCallbackContext)
{
    hdd_adapter_t *pAdapter = (hdd_adapter_t *)pCallbackContext;
    unsigned char tx_fail[16];
    union iwreq_data wrqu;

    if (NULL == pAdapter || (WLAN_HDD_ADAPTER_MAGIC != pAdapter->magic))
    {
        hddLog(LOGE, "hdd_tx_per_hit_cb: pAdapter is NULL");
        return;
    }
    memset(&wrqu, 0, sizeof(wrqu));
    wrqu.data.length = strlcpy(tx_fail, "TX_FAIL", sizeof(tx_fail));
    wireless_send_event(pAdapter->dev, IWEVCUSTOM, &wrqu, tx_fail);
}

void hdd_GetClassA_statisticsCB(void *pStats, void *pContext)
{
   struct statsContext *pStatsContext;
   tCsrGlobalClassAStatsInfo *pClassAStats;
   hdd_adapter_t *pAdapter;

   if (ioctl_debug)
   {
      pr_info("%s: pStats [%p] pContext [%p]\n",
              __func__, pStats, pContext);
   }

   if ((NULL == pStats) || (NULL == pContext))
   {
      hddLog(VOS_TRACE_LEVEL_ERROR,
             "%s: Bad param, pStats [%p] pContext [%p]",
              __func__, pStats, pContext);
      return;
   }

   pClassAStats  = pStats;
   pStatsContext = pContext;
   pAdapter      = pStatsContext->pAdapter;

   /* there is a race condition that exists between this callback
      function and the caller since the caller could time out either
      before or while this code is executing.  we use a spinlock to
      serialize these actions */
   spin_lock(&hdd_context_lock);

   if ((NULL == pAdapter) || (STATS_CONTEXT_MAGIC != pStatsContext->magic))
   {
      /* the caller presumably timed out so there is nothing we can do */
      spin_unlock(&hdd_context_lock);
      hddLog(VOS_TRACE_LEVEL_WARN,
             "%s: Invalid context, pAdapter [%p] magic [%08x]",
              __func__, pAdapter, pStatsContext->magic);
      if (ioctl_debug)
      {
         pr_info("%s: Invalid context, pAdapter [%p] magic [%08x]\n",
                 __func__, pAdapter, pStatsContext->magic);
      }
      return;
   }

   /* context is valid so caller is still waiting */

   /* paranoia: invalidate the magic */
   pStatsContext->magic = 0;

   /* copy over the stats. do so as a struct copy */
   pAdapter->hdd_stats.ClassA_stat = *pClassAStats;

   /* notify the caller */
   complete(&pStatsContext->completion);

   /* serialization is complete */
   spin_unlock(&hdd_context_lock);
}

VOS_STATUS  wlan_hdd_get_classAstats(hdd_adapter_t *pAdapter)
{
   hdd_station_ctx_t *pHddStaCtx = WLAN_HDD_GET_STATION_CTX_PTR(pAdapter);
   eHalStatus hstatus;
   long lrc;
   struct statsContext context;

   if (NULL == pAdapter)
   {
       hddLog(VOS_TRACE_LEVEL_ERROR, "%s: Padapter is NULL", __func__);
       return VOS_STATUS_E_FAULT;
   }
   if ((WLAN_HDD_GET_CTX(pAdapter))->isLogpInProgress)
   {
       VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR, "%s:LOGP in Progress. Ignore!!!",__func__);
       return VOS_STATUS_SUCCESS;
   }

   /* we are connected
   prepare our callback context */
   init_completion(&context.completion);
   context.pAdapter = pAdapter;
   context.magic = STATS_CONTEXT_MAGIC;
   /* query only for Class A statistics (which include link speed) */
   hstatus = sme_GetStatistics( WLAN_HDD_GET_HAL_CTX(pAdapter),
                                  eCSR_HDD,
                                  SME_GLOBAL_CLASSA_STATS,
                                  hdd_GetClassA_statisticsCB,
                                  0, // not periodic
                                  FALSE, //non-cached results
                                  pHddStaCtx->conn_info.staId[0],
                                  &context);
   if (eHAL_STATUS_SUCCESS != hstatus)
   {
       hddLog(VOS_TRACE_LEVEL_ERROR,
               "%s: Unable to retrieve Class A statistics",
               __func__);
       /* we'll returned a cached value below */
   }
   else
   {
       /* request was sent -- wait for the response */
       lrc = wait_for_completion_interruptible_timeout(&context.completion,
                                    msecs_to_jiffies(WLAN_WAIT_TIME_STATS));
       if (lrc <= 0)
       {
          hddLog(VOS_TRACE_LEVEL_ERROR,
                 "%s: SME %s while retrieving Class A statistics",
                 __func__, (0 == lrc) ? "timeout" : "interrupt");
      }
   }

   /* either we never sent a request, we sent a request and received a
      response or we sent a request and timed out.  if we never sent a
      request or if we sent a request and got a response, we want to
      clear the magic out of paranoia.  if we timed out there is a
      race condition such that the callback function could be
      executing at the same time we are. of primary concern is if the
      callback function had already verified the "magic" but had not
      yet set the completion variable when a timeout occurred. we
      serialize these activities by invalidating the magic while
      holding a shared spinlock which will cause us to block if the
      callback is currently executing */
   spin_lock(&hdd_context_lock);
   context.magic = 0;
   spin_unlock(&hdd_context_lock);

   /* either callback updated pAdapter stats or it has cached data */
   return VOS_STATUS_SUCCESS;
}

static void hdd_get_station_statisticsCB(void *pStats, void *pContext)
{
   struct statsContext *pStatsContext;
   tCsrSummaryStatsInfo      *pSummaryStats;
   tCsrGlobalClassAStatsInfo *pClassAStats;
   hdd_adapter_t *pAdapter;

   if (ioctl_debug)
   {
      pr_info("%s: pStats [%p] pContext [%p]\n",
              __func__, pStats, pContext);
   }

   if ((NULL == pStats) || (NULL == pContext))
   {
      hddLog(VOS_TRACE_LEVEL_ERROR,
             "%s: Bad param, pStats [%p] pContext [%p]",
             __func__, pStats, pContext);
      return;
   }

   /* there is a race condition that exists between this callback
      function and the caller since the caller could time out either
      before or while this code is executing.  we use a spinlock to
      serialize these actions */
   spin_lock(&hdd_context_lock);

   pSummaryStats = (tCsrSummaryStatsInfo *)pStats;
   pClassAStats  = (tCsrGlobalClassAStatsInfo *)( pSummaryStats + 1 );
   pStatsContext = pContext;
   pAdapter      = pStatsContext->pAdapter;
   if ((NULL == pAdapter) || (STATS_CONTEXT_MAGIC != pStatsContext->magic))
   {
      /* the caller presumably timed out so there is nothing we can do */
      spin_unlock(&hdd_context_lock);
      hddLog(VOS_TRACE_LEVEL_WARN,
             "%s: Invalid context, pAdapter [%p] magic [%08x]",
             __func__, pAdapter, pStatsContext->magic);
      if (ioctl_debug)
      {
         pr_info("%s: Invalid context, pAdapter [%p] magic [%08x]\n",
                 __func__, pAdapter, pStatsContext->magic);
      }
      return;
   }

   /* context is valid so caller is still waiting */

   /* paranoia: invalidate the magic */
   pStatsContext->magic = 0;

   /* copy over the stats. do so as a struct copy */
   pAdapter->hdd_stats.summary_stat = *pSummaryStats;
   pAdapter->hdd_stats.ClassA_stat = *pClassAStats;

   /* notify the caller */
   complete(&pStatsContext->completion);

   /* serialization is complete */
   spin_unlock(&hdd_context_lock);
}

VOS_STATUS  wlan_hdd_get_station_stats(hdd_adapter_t *pAdapter)
{
   hdd_station_ctx_t *pHddStaCtx = WLAN_HDD_GET_STATION_CTX_PTR(pAdapter);
   eHalStatus hstatus;
   long lrc;
   struct statsContext context;

   if (NULL == pAdapter)
   {
       hddLog(VOS_TRACE_LEVEL_ERROR, "%s: Padapter is NULL", __func__);
       return VOS_STATUS_SUCCESS;
   }

   /* we are connected
   prepare our callback context */
   init_completion(&context.completion);
   context.pAdapter = pAdapter;
   context.magic = STATS_CONTEXT_MAGIC;

   /* query only for Summary & Class A statistics */
   hstatus = sme_GetStatistics(WLAN_HDD_GET_HAL_CTX(pAdapter),
                               eCSR_HDD,
                               SME_SUMMARY_STATS |
                               SME_GLOBAL_CLASSA_STATS,
                               hdd_get_station_statisticsCB,
                               0, // not periodic
                               FALSE, //non-cached results
                               pHddStaCtx->conn_info.staId[0],
                               &context);
   if (eHAL_STATUS_SUCCESS != hstatus)
   {
      hddLog(VOS_TRACE_LEVEL_ERROR,
             "%s: Unable to retrieve statistics",
             __func__);
      /* we'll return with cached values */
   }
   else
   {
      /* request was sent -- wait for the response */
      lrc = wait_for_completion_interruptible_timeout(&context.completion,
                                    msecs_to_jiffies(WLAN_WAIT_TIME_STATS));

      if (lrc <= 0)
      {
         hddLog(VOS_TRACE_LEVEL_ERROR,
                "%s: SME %s while retrieving statistics",
                __func__, (0 == lrc) ? "timeout" : "interrupt");
      }
   }

   /* either we never sent a request, we sent a request and received a
      response or we sent a request and timed out.  if we never sent a
      request or if we sent a request and got a response, we want to
      clear the magic out of paranoia.  if we timed out there is a
      race condition such that the callback function could be
      executing at the same time we are. of primary concern is if the
      callback function had already verified the "magic" but had not
      yet set the completion variable when a timeout occurred. we
      serialize these activities by invalidating the magic while
      holding a shared spinlock which will cause us to block if the
      callback is currently executing */
   spin_lock(&hdd_context_lock);
   context.magic = 0;
   spin_unlock(&hdd_context_lock);

   /* either callback updated pAdapter stats or it has cached data */
   return VOS_STATUS_SUCCESS;
}


/*
 * Support for the LINKSPEED private command
 * Per the WiFi framework the response must be of the form
 *         "LinkSpeed xx"
 */
static int iw_get_linkspeed(struct net_device *dev,
                            struct iw_request_info *info,
                            union iwreq_data *wrqu, char *extra)
{
   hdd_adapter_t *pAdapter;
   hdd_context_t *pHddCtx;
   char *pLinkSpeed = (char*)extra;
   int len = sizeof(v_U32_t) + 1;
   v_U32_t link_speed;
   hdd_station_ctx_t *pHddStaCtx;
   VOS_STATUS status;
   int rc, valid = 0;

   pAdapter = WLAN_HDD_GET_PRIV_PTR(dev);
   if (NULL == pAdapter)
   {
       VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                 "%s: Adapter is NULL",__func__);
       return -EINVAL;
   }

   pHddCtx = WLAN_HDD_GET_CTX(pAdapter);
   valid = wlan_hdd_validate_context(pHddCtx);

   if (0 != valid)
   {
       hddLog(VOS_TRACE_LEVEL_ERROR, FL("HDD context is not valid %d"), valid);
       return valid;
   }
   pHddStaCtx = WLAN_HDD_GET_STATION_CTX_PTR(pAdapter);
   if (NULL == pHddStaCtx)
   {
       VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                 "%s: STA Context is NULL",__func__);
       return -EINVAL;
   }
   if (eConnectionState_Associated != pHddStaCtx->conn_info.connState)
   {
      /* we are not connected so we don't have a classAstats */
      link_speed = 0;
   }
   else
   {
       status = wlan_hdd_get_classAstats(pAdapter);

       if (!VOS_IS_STATUS_SUCCESS(status ))
       {
           hddLog(VOS_TRACE_LEVEL_ERROR, FL("Unable to retrieve SME statistics"));
           return -EINVAL;
       }

       /* Unit of link capacity is obtained from the TL API is MbpsX10  */
       WLANTL_GetSTALinkCapacity(WLAN_HDD_GET_CTX(pAdapter)->pvosContext,
          (WLAN_HDD_GET_STATION_CTX_PTR(pAdapter))->conn_info.staId[0],
          &link_speed);

       link_speed = link_speed / 10;

       if (0 == link_speed)
       {
           /* The linkspeed returned by HAL is in units of 500kbps.
            * converting it to mbps.
            * This is required to support legacy firmware which does
            * not return link capacity.
            */
           link_speed = pAdapter->hdd_stats.ClassA_stat.tx_rate/2;
       }

   }

   wrqu->data.length = len;
   // return the linkspeed in the format required by the WiFi Framework
   rc = snprintf(pLinkSpeed, len, "%u", link_speed);
   if ((rc < 0) || (rc >= len))
   {
       // encoding or length error?
       hddLog(VOS_TRACE_LEVEL_ERROR,FL("Unable to encode link speed"));
       return -EIO;
   }

  /* a value is being successfully returned */
   return rc;
}

/*
 * Helper function to return correct value for WLAN_GET_LINK_SPEED
 *
 */
static int __iw_get_linkspeed_priv(struct net_device *dev,
                                 struct iw_request_info *info,
                                 union iwreq_data *wrqu, char *extra)
{
   int rc;

   rc = iw_get_linkspeed(dev, info, wrqu, extra);

   if (rc < 0)
       return rc;

   /* a value is being successfully returned */
   return 0;
}

static int iw_get_linkspeed_priv(struct net_device *dev,
                                 struct iw_request_info *info,
                                 union iwreq_data *wrqu, char *extra)
{
   int ret;

   vos_ssr_protect(__func__);
   ret = __iw_get_linkspeed_priv(dev, info, wrqu, extra);
   vos_ssr_unprotect(__func__);

   return ret;
}

/*
 * Support for the RSSI & RSSI-APPROX private commands
 * Per the WiFi framework the response must be of the form
 *         "<ssid> rssi <xx>"
 * unless we are not associated, in which case the response is
 *         "OK"
 */
static int iw_get_rssi(struct net_device *dev,
                       struct iw_request_info *info,
                       union iwreq_data *wrqu, char *extra)
{
   hdd_adapter_t *pAdapter = WLAN_HDD_GET_PRIV_PTR(dev);
   char *cmd = extra;
   int len = wrqu->data.length;
   v_S7_t s7Rssi = 0;
   hdd_station_ctx_t *pHddStaCtx = WLAN_HDD_GET_STATION_CTX_PTR(pAdapter);
   int ssidlen = pHddStaCtx->conn_info.SSID.SSID.length;
   VOS_STATUS vosStatus;
   int rc;

   if ((eConnectionState_Associated != pHddStaCtx->conn_info.connState) ||
       (0 == ssidlen) || (ssidlen >= len))
   {
      /* we are not connected or our SSID is too long
         so we cannot report an rssi */
      rc = scnprintf(cmd, len, "OK");
   }
   else
   {
      /* we are connected with a valid SSID
         so we can write the SSID into the return buffer
         (note that it is not NUL-terminated) */
      memcpy(cmd, pHddStaCtx->conn_info.SSID.SSID.ssId, ssidlen );

      vosStatus = wlan_hdd_get_rssi(pAdapter, &s7Rssi);

      if (VOS_STATUS_SUCCESS == vosStatus)
      {
          /* append the rssi to the ssid in the format required by
             the WiFI Framework */
          rc = scnprintf(&cmd[ssidlen], len - ssidlen, " rssi %d", s7Rssi);
          rc += ssidlen;
      }
      else
      {
          rc = -1;
      }
   }

   /* verify that we wrote a valid response */
   if ((rc < 0) || (rc >= len))
   {
      // encoding or length error?
      hddLog(VOS_TRACE_LEVEL_ERROR,
             "%s: Unable to encode RSSI, got [%s]",
             __func__, cmd);
      return -EIO;
   }

   /* a value is being successfully returned */
   return rc;
}

/*
 * Support for SoftAP channel range private command
 */
static int iw_softap_set_channel_range( struct net_device *dev,
                                        int startChannel,
                                        int endChannel,
                                        int band)
{
    VOS_STATUS status;
    int ret = 0;
    hdd_adapter_t *pHostapdAdapter = (netdev_priv(dev));
    tHalHandle hHal = WLAN_HDD_GET_HAL_CTX(pHostapdAdapter);
    hdd_context_t *pHddCtx = WLAN_HDD_GET_CTX(pHostapdAdapter);


    status = WLANSAP_SetChannelRange(hHal, startChannel, endChannel, band);
    if (VOS_STATUS_SUCCESS != status)
    {
        ret = -EINVAL;
    }
    pHddCtx->is_dynamic_channel_range_set = 1;
    return ret;
}

static uint8 chartohex(char c)
{
    uint8 val = 0;
    if (c >= '0' && c <= '9')
        val = c - '0';
    else if (c >= 'a' && c <= 'f')
        val = c - 'a' + 10;
    else if (c >= 'A' && c <= 'F')
        val = c - 'A' + 10;
    else
        hddLog(VOS_TRACE_LEVEL_ERROR, "Not a valid hex char");

    return val;
}

uint8 getByte(char **buf)
{
    uint8 byte = 0;
    char *temp = *buf;
    byte = chartohex(*temp) * 16;
    temp++;
    byte += chartohex(*temp);
    temp++;
    *buf = temp;
    return byte;
}

static void parse_Bufferforpkt(tSirpkt80211 *pkt, u8 *pBuffer, u16 len)
{
    tSir80211Header *macHeader;
    int i = 0, j = 0, length = 0;
    uint8 byte = 0;
    char *temp = pBuffer;
    uint16 fragNum = 0;
    char *pHeader;
    tSir80211Header header;

    macHeader = &pkt->macHeader;

    pkt->encParams.keyParams.key[0].keyId = *temp - '0';

    temp++;

    hddLog(VOS_TRACE_LEVEL_ERROR, "Input Message to encrypt");
    hddLog(VOS_TRACE_LEVEL_ERROR, "Key Id : %d",
            pkt->encParams.keyParams.key[0].keyId);

    for (i = 0; i< 16; i++) {
        pkt->encParams.keyParams.key[0].key[i]
            = getByte(&temp);
    }

    print_hex_dump(KERN_INFO, "Key : ", DUMP_PREFIX_NONE, 16, 1,
            &pkt->encParams.keyParams.key[0].key[0], 16, 0);

    for (i = 0; i< 6; i++) {
        pkt->encParams.pn[i]
            = getByte(&temp);
    }

    print_hex_dump(KERN_INFO, "PN : ", DUMP_PREFIX_NONE, 16, 1,
            &pkt->encParams.pn[0], 6, 0);

    for (i = 0, j= 5; i< 3; i++, j--) {
        byte = pkt->encParams.pn[i];
        pkt->encParams.pn[i] = pkt->encParams.pn[j];
        pkt->encParams.pn[j] = byte;
    }

    length = getByte(&temp);

    pHeader = temp;
    vos_mem_zero(&header, sizeof(tSir80211Header));
    for (i = 0; i < length; i++) {
        *((uint8 *)&header + i) = getByte(&pHeader);
    }

    print_hex_dump(KERN_INFO, "Header : ", DUMP_PREFIX_NONE, 16, 1,
            (char *)&header, length, 0);

    byte = getByte(&temp);

    macHeader->frameCtrl.protVer  = byte & 0x3;
    macHeader->frameCtrl.type     = (byte >> 2) & 0x3;
    macHeader->frameCtrl.subType  = (byte >> 4) & 0xF;

    byte = getByte(&temp);
    macHeader->frameCtrl.toDS     = (byte) & 0x1;
    macHeader->frameCtrl.fromDS   = (byte >> 1) & 0x1;
    macHeader->frameCtrl.moreFrag = (byte >> 2) & 0x1;
    macHeader->frameCtrl.retry    = (byte >> 3) & 0x1;
    macHeader->frameCtrl.powerMgmt = (byte >> 4) & 0x1;
    macHeader->frameCtrl.moreData = (byte >> 5) & 0x1;
    macHeader->frameCtrl.wep      = (byte >> 6) & 0x1;
    macHeader->frameCtrl.order    = (byte >> 7) & 0x1;

    hddLog(VOS_TRACE_LEVEL_INFO, "macHeader->frameCtrl.protVer    : %x "
            "macHeader->frameCtrl.type       : %x "
            "macHeader->frameCtrl.subType    : %x "
            "macHeader->frameCtrl.toDS       : %x "
            "macHeader->frameCtrl.fromDS     : %x "
            "macHeader->frameCtrl.moreFrag   : %x "
            "macHeader->frameCtrl.retry      : %x "
            "macHeader->frameCtrl.powerMgmt  : %x "
            "macHeader->frameCtrl.MoreData   : %x "
            "macHeader->frameCtrl.wep        : %x "
            "macHeader->frameCtrl.order      : %x "
            , macHeader->frameCtrl.protVer
            , macHeader->frameCtrl.type
            , macHeader->frameCtrl.subType
            , macHeader->frameCtrl.toDS
            , macHeader->frameCtrl.fromDS
            , macHeader->frameCtrl.moreFrag
            , macHeader->frameCtrl.retry
            , macHeader->frameCtrl.powerMgmt
            , macHeader->frameCtrl.moreData
            , macHeader->frameCtrl.wep
            , macHeader->frameCtrl.order);


    macHeader->usDurationId = getByte(&temp);
    macHeader->usDurationId += getByte(&temp) << 8;

    macHeader->vA1[0]       = getByte(&temp);
    macHeader->vA1[1]       = getByte(&temp);
    macHeader->vA1[2]       = getByte(&temp);
    macHeader->vA1[3]       = getByte(&temp);
    macHeader->vA1[4]       = getByte(&temp);
    macHeader->vA1[5]       = getByte(&temp);

    macHeader->vA2[0]       = getByte(&temp);
    macHeader->vA2[1]       = getByte(&temp);
    macHeader->vA2[2]       = getByte(&temp);
    macHeader->vA2[3]       = getByte(&temp);
    macHeader->vA2[4]       = getByte(&temp);
    macHeader->vA2[5]       = getByte(&temp);

    macHeader->vA3[0]       = getByte(&temp);
    macHeader->vA3[1]       = getByte(&temp);
    macHeader->vA3[2]       = getByte(&temp);
    macHeader->vA3[3]       = getByte(&temp);
    macHeader->vA3[4]       = getByte(&temp);
    macHeader->vA3[5]       = getByte(&temp);

    macHeader->sSeqCtrl = getByte(&temp);
    fragNum = macHeader->sSeqCtrl & 0xF;
    macHeader->sSeqCtrl >>= 4;

    macHeader->sSeqCtrl += getByte(&temp) << 4;

    macHeader->sSeqCtrl |= fragNum << 12;

    if (length == 30 || length == 32) {
        macHeader->optvA4[0]       = getByte(&temp);
        macHeader->optvA4[1]       = getByte(&temp);
        macHeader->optvA4[2]       = getByte(&temp);
        macHeader->optvA4[3]       = getByte(&temp);
        macHeader->optvA4[4]       = getByte(&temp);
        macHeader->optvA4[5]       = getByte(&temp);
    }

    if (length == 26 || length == 32) {
        macHeader->usQosCtrl = getByte(&temp);
        macHeader->usQosCtrl += getByte(&temp) << 8;
    }

    //parse payload
    length = getByte(&temp);
    length += getByte(&temp) << 8;
    hddLog(VOS_TRACE_LEVEL_INFO,"Payload length : %d", length);

    pkt->data.length = length;

    for (i = 0; i< length; i++) {
        pkt->data.data[i] = getByte(&temp);
    }

    print_hex_dump(KERN_INFO, "Data : ", DUMP_PREFIX_NONE, 16, 1,
            &pkt->data.data[0], pkt->data.length, 0);
}

/**---------------------------------------------------------------------------

  \brief hdd_encrypt_msg_cb() - Callback function for DISA
  encrypt message request
  This is an asynchronous callback function from SME when the encrypted data
  is received

  \pEncInfoRsp -> Encrypted data info

  \return - 0 for success non-zero for failure
  --------------------------------------------------------------------------*/
static void
hdd_encrypt_msg_cb(v_VOID_t *pUserData, v_VOID_t *pEncInfoRsp)
{
    tpSetEncryptedDataRspParams   pEncryptedDataRsp;

    pEncryptedDataRsp = (tpSetEncryptedDataRspParams)pEncInfoRsp;

    hddLog(VOS_TRACE_LEVEL_ERROR, "Encrypted Message");
    hddLog(VOS_TRACE_LEVEL_ERROR, "Length : %d",
            pEncryptedDataRsp->encryptedPayload.length);
    hddLog(VOS_TRACE_LEVEL_ERROR, " Encrypted Data: ");
    print_hex_dump(KERN_INFO, "", DUMP_PREFIX_NONE, 16, 1,
            pEncryptedDataRsp->encryptedPayload.data,
            pEncryptedDataRsp->encryptedPayload.length, 0);
}

VOS_STATUS  wlan_hdd_enter_bmps(hdd_adapter_t *pAdapter, int mode)
{
   struct statsContext context;
   eHalStatus status;
   hdd_context_t *pHddCtx;

   if (NULL == pAdapter)
   {
       hddLog(VOS_TRACE_LEVEL_FATAL, "Adapter NULL");
       return VOS_STATUS_E_FAULT;
   }

   hddLog(VOS_TRACE_LEVEL_INFO_HIGH, "power mode=%d", mode);
   pHddCtx = WLAN_HDD_GET_CTX(pAdapter);
   if (pHddCtx->isLogpInProgress) {
      VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                "%s:LOGP in Progress. Ignore!!!", __func__);
      return VOS_STATUS_E_FAILURE;
   }

   init_completion(&context.completion);

   context.pAdapter = pAdapter;
   context.magic = POWER_CONTEXT_MAGIC;

   if (DRIVER_POWER_MODE_ACTIVE == mode)
   {
       hddLog(VOS_TRACE_LEVEL_INFO_HIGH, "%s:Wlan driver Entering "
               "Full Power", __func__);
       status = sme_RequestFullPower(WLAN_HDD_GET_HAL_CTX(pAdapter),
                       iw_power_callback_fn, &context,
                       eSME_FULL_PWR_NEEDED_BY_HDD);
       // Enter Full power command received from GUI this means we are disconnected
       // Set PMC remainInPowerActiveTillDHCP flag to disable auto BMPS entry by PMC
       sme_SetDHCPTillPowerActiveFlag(pHddCtx->hHal, TRUE);
       if (eHAL_STATUS_PMC_PENDING == status)
       {
           /* request was sent -- wait for the response */
           int lrc = wait_for_completion_interruptible_timeout(
                   &context.completion,
                   msecs_to_jiffies(WLAN_WAIT_TIME_POWER));

           if (lrc <= 0)
           {
               hddLog(VOS_TRACE_LEVEL_ERROR,"%s: SME %s while requesting fullpower ",
                  __func__, (0 == lrc) ? "timeout" : "interrupt");
           }
       }
   }
   else if (DRIVER_POWER_MODE_AUTO == mode)
   {
       if (pHddCtx->cfg_ini->fIsBmpsEnabled)
       {
           hddLog(VOS_TRACE_LEVEL_INFO_HIGH, "%s:Wlan driver Entering Bmps ",
                  __func__);
           // Enter BMPS command received from GUI this means DHCP is completed
           // Clear PMC remainInPowerActiveTillDHCP flag to enable auto BMPS entry
           sme_SetDHCPTillPowerActiveFlag(WLAN_HDD_GET_HAL_CTX(pAdapter),
                    FALSE);
           status = sme_RequestBmps(WLAN_HDD_GET_HAL_CTX(pAdapter),
                           iw_power_callback_fn, &context);
           if (eHAL_STATUS_PMC_PENDING == status)
           {
               /* request was sent -- wait for the response */
               int lrc = wait_for_completion_interruptible_timeout(
                           &context.completion,
                           msecs_to_jiffies(WLAN_WAIT_TIME_POWER));
               if (lrc <= 0)
               {
                   hddLog(VOS_TRACE_LEVEL_ERROR,
                          "%s: SME %s while requesting BMPS",
                          __func__, (0 == lrc) ? "timeout" : "interrupt");
               }
           }
       }
       else
       {
           hddLog(VOS_TRACE_LEVEL_INFO_HIGH, "BMPS is not "
                   "enabled in the cfg");
       }
   }

   /* either we never sent a request, we sent a request and received a
      response or we sent a request and timed out.  if we never sent a
      request or if we sent a request and got a response, we want to
      clear the magic out of paranoia.  if we timed out there is a
      race condition such that the callback function could be
      executing at the same time we are. of primary concern is if the
      callback function had already verified the "magic" but had not
      yet set the completion variable when a timeout occurred. we
      serialize these activities by invalidating the magic while
      holding a shared spinlock which will cause us to block if the
      callback is currently executing */
   spin_lock(&hdd_context_lock);
   context.magic = 0;
   spin_unlock(&hdd_context_lock);

   return VOS_STATUS_SUCCESS;
}

VOS_STATUS wlan_hdd_exit_lowpower(hdd_context_t *pHddCtx,
                                       hdd_adapter_t *pAdapter)
{
   VOS_STATUS vos_Status;

   if ((NULL == pAdapter) || (NULL == pHddCtx))
   {
       hddLog(VOS_TRACE_LEVEL_FATAL, "Invalid pointer");
       return VOS_STATUS_E_FAULT;
   }

   /**Exit from Deep sleep or standby if we get the driver
   START cmd from android GUI
    */
   if (WLAN_MAP_DRIVER_STOP_TO_STANDBY == pHddCtx->cfg_ini->nEnableDriverStop)
   {
       hddLog(VOS_TRACE_LEVEL_INFO_HIGH, "%s: WLAN being exit "
              "from Stand by",__func__);
       vos_Status = hdd_exit_standby(pHddCtx);
   }
   else if (eHDD_SUSPEND_DEEP_SLEEP == pHddCtx->hdd_ps_state)
   {
       hddLog(VOS_TRACE_LEVEL_INFO_HIGH, "%s: WLAN being exit "
              "from deep sleep",__func__);
       vos_Status = hdd_exit_deep_sleep(pHddCtx, pAdapter);
   }
   else
   {
       hddLog(VOS_TRACE_LEVEL_WARN, "%s: Not in standby or deep sleep. "
               "Ignore start cmd %d", __func__, pHddCtx->hdd_ps_state);
       vos_Status = VOS_STATUS_SUCCESS;
   }

   return vos_Status;
}

VOS_STATUS wlan_hdd_enter_lowpower(hdd_context_t *pHddCtx)
{
   VOS_STATUS vos_Status = VOS_STATUS_E_FAILURE;

   if (NULL == pHddCtx)
   {
        hddLog(VOS_TRACE_LEVEL_ERROR, "HDD context NULL");
        return VOS_STATUS_E_FAULT;
   }

   if (WLAN_MAP_DRIVER_STOP_TO_STANDBY == pHddCtx->cfg_ini->nEnableDriverStop)
   {
      //Execute standby procedure.
      //Executing standby procedure will cause the STA to
      //disassociate first and then the chip will be put into standby.
      hddLog(VOS_TRACE_LEVEL_INFO_HIGH, "Wlan driver entering Stand by mode");
      vos_Status  = hdd_enter_standby(pHddCtx);
   }
   else if (WLAN_MAP_DRIVER_STOP_TO_DEEP_SLEEP ==
            pHddCtx->cfg_ini->nEnableDriverStop)
   {
       //Execute deep sleep procedure
       hddLog(VOS_TRACE_LEVEL_INFO_HIGH, "Wlan driver entering "
               "deep sleep mode");
       //Deep sleep not supported
       vos_Status  = hdd_enter_standby(pHddCtx);
   }
   else
   {
       hddLog(VOS_TRACE_LEVEL_INFO_LOW, "%s: Driver stop is not enabled %d",
           __func__, pHddCtx->cfg_ini->nEnableDriverStop);
       vos_Status = VOS_STATUS_SUCCESS;
   }

   return vos_Status;
}


void* wlan_hdd_change_country_code_callback(void *pAdapter)
{

    hdd_adapter_t *call_back_pAdapter = pAdapter;
    complete(&call_back_pAdapter->change_country_code);

    return NULL;
}

static int __iw_set_priv(struct net_device *dev,
                       struct iw_request_info *info,
                       union iwreq_data *wrqu, char *extra)
{
    hdd_adapter_t *pAdapter;
    char *cmd = NULL;
    int cmd_len = wrqu->data.length;
    int rc = 0, ret = 0;
    VOS_STATUS vos_status = VOS_STATUS_SUCCESS;

    hdd_context_t *pHddCtx;

    ENTER();

    pAdapter = WLAN_HDD_GET_PRIV_PTR(dev);
    if (NULL == pAdapter)
    {
        VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                  "mem_alloc_copy_from_user_helper fail");
        return -EINVAL;
    }
    pHddCtx = WLAN_HDD_GET_CTX(pAdapter);
    rc = wlan_hdd_validate_context(pHddCtx);
    if (0 != rc)
    {
        hddLog(VOS_TRACE_LEVEL_ERROR,
               "%s: HDD context is not valid", __func__);
        return rc;
    }

    cmd = mem_alloc_copy_from_user_helper(wrqu->data.pointer,
                                          wrqu->data.length);
    if (NULL == cmd)
    {
        VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                  "mem_alloc_copy_from_user_helper fail");
        return -ENOMEM;
    }

    if (ioctl_debug)
    {
       pr_info("%s: req [%s] len [%d]\n", __func__, cmd, cmd_len);
    }

    hddLog(VOS_TRACE_LEVEL_INFO_MED,
           "%s: ***Received %s cmd from Wi-Fi GUI***", __func__, cmd);

    if (strncmp(cmd, "CSCAN", 5) == 0 )
    {
       if (eHAL_STATUS_SUCCESS != iw_set_cscan(dev, info, wrqu, cmd)) {
           VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                     "%s: Error in iw_set_scan!", __func__);
          rc = -EINVAL;
       }
    }
    else if( strcasecmp(cmd, "start") == 0 ) {

        hddLog(VOS_TRACE_LEVEL_INFO_HIGH, "Start command");
        /*Exit from Deep sleep or standby if we get the driver START cmd from android GUI*/

        vos_status = wlan_hdd_exit_lowpower(pHddCtx, pAdapter);
        if (vos_status == VOS_STATUS_SUCCESS)
        {
            union iwreq_data wrqu;
            char buf[10];

            memset(&wrqu, 0, sizeof(wrqu));
            wrqu.data.length = strlcpy(buf, "START", sizeof(buf));
            wireless_send_event(pAdapter->dev, IWEVCUSTOM, &wrqu, buf);
        }
        else
        {
            hddLog(VOS_TRACE_LEVEL_ERROR, "%s: START CMD Status %d", __func__, vos_status);
            rc = -EIO;
        }
        goto done;
    }
    else if( strcasecmp(cmd, "stop") == 0 )
    {
        union iwreq_data wrqu;
        char buf[10];

        hddLog(VOS_TRACE_LEVEL_INFO_HIGH, "Stop command");

        wlan_hdd_enter_lowpower(pHddCtx);
        memset(&wrqu, 0, sizeof(wrqu));
        wrqu.data.length = strlcpy(buf, "STOP", sizeof(buf));
        wireless_send_event(pAdapter->dev, IWEVCUSTOM, &wrqu, buf);
        goto done;
    }
    else if (strcasecmp(cmd, "macaddr") == 0)
    {
        ret = snprintf(cmd, cmd_len, "Macaddr = " MAC_ADDRESS_STR,
                       MAC_ADDR_ARRAY(pAdapter->macAddressCurrent.bytes));
    }
    else if (strcasecmp(cmd, "scan-active") == 0)
    {
        hddLog(VOS_TRACE_LEVEL_ERROR,
                   FL("making default scan to active"));
        pHddCtx->scan_info.scan_mode = eSIR_ACTIVE_SCAN;
        ret = snprintf(cmd, cmd_len, "OK");
    }
    else if (strcasecmp(cmd, "scan-passive") == 0)
    {
        hddLog(VOS_TRACE_LEVEL_ERROR,
                   FL("making default scan to passive"));
        pHddCtx->scan_info.scan_mode = eSIR_PASSIVE_SCAN;
        ret = snprintf(cmd, cmd_len, "OK");
    }
    else if( strcasecmp(cmd, "scan-mode") == 0 )
    {
        ret = snprintf(cmd, cmd_len, "ScanMode = %u", pHddCtx->scan_info.scan_mode);
    }
    else if( strcasecmp(cmd, "linkspeed") == 0 )
    {
        ret = iw_get_linkspeed(dev, info, wrqu, cmd);
    }
    else if( strncasecmp(cmd, "COUNTRY", 7) == 0 ) {
        char *country_code;
        long lrc;
        eHalStatus eHal_status;

        country_code =  cmd + 8;

        init_completion(&pAdapter->change_country_code);

        eHal_status = sme_ChangeCountryCode(pHddCtx->hHal,
                                            (void *)(tSmeChangeCountryCallback)wlan_hdd_change_country_code_callback,
                                            country_code,
                                            pAdapter,
                                            pHddCtx->pvosContext,
                                            eSIR_TRUE,
                                            eSIR_TRUE);

        /* Wait for completion */
        lrc = wait_for_completion_interruptible_timeout(&pAdapter->change_country_code,
                                    msecs_to_jiffies(WLAN_WAIT_TIME_STATS));

        if (lrc <= 0)
        {
            hddLog(VOS_TRACE_LEVEL_ERROR,"%s: SME %s while setting country code ",
                   __func__, "Timed out");
        }

        if (eHAL_STATUS_SUCCESS != eHal_status)
        {
            VOS_TRACE( VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_ERROR,
                       "%s: SME Change Country code fail", __func__);
            kfree(cmd);
            return -EIO;
        }
    }
    else if( strncasecmp(cmd, "rssi", 4) == 0 )
    {
        ret = iw_get_rssi(dev, info, wrqu, cmd);
    }
    else if( strncasecmp(cmd, "powermode", 9) == 0 ) {
        int mode;
        char *ptr;

        if (9 < cmd_len)
        {
            ptr = (char*)(cmd + 9);

        }else{
              VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                        "CMD LENGTH %d is not correct",cmd_len);
              kfree(cmd);
              return -EINVAL;
        }

        if (1 != sscanf(ptr,"%d",&mode))
        {
            VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                      "powermode input %s is not correct",ptr);
            kfree(cmd);
            return -EIO;
        }

        wlan_hdd_enter_bmps(pAdapter, mode);
        /*TODO:Set the power mode*/
    }
    else if (strncasecmp(cmd, "getpower", 8) == 0 ) {
        v_U32_t pmc_state;
        v_U16_t value;

        pmc_state = pmcGetPmcState(WLAN_HDD_GET_HAL_CTX(pAdapter));
        if(pmc_state == BMPS) {
           value = DRIVER_POWER_MODE_AUTO;
        }
        else {
           value = DRIVER_POWER_MODE_ACTIVE;
        }
        ret = snprintf(cmd, cmd_len, "powermode = %u", value);
    }
    else if( strncasecmp(cmd, "btcoexmode", 10) == 0 ) {
        hddLog( VOS_TRACE_LEVEL_INFO, "btcoexmode");
        /*TODO: set the btcoexmode*/
    }
    else if( strcasecmp(cmd, "btcoexstat") == 0 ) {

        hddLog(VOS_TRACE_LEVEL_INFO, "BtCoex Status");
        /*TODO: Return the btcoex status*/
    }
    else if( strcasecmp(cmd, "rxfilter-start") == 0 ) {

        hddLog(VOS_TRACE_LEVEL_INFO, "Rx Data Filter Start command");

        /*TODO: Enable Rx data Filter*/
    }
    else if( strcasecmp(cmd, "rxfilter-stop") == 0 ) {

        hddLog(VOS_TRACE_LEVEL_INFO, "Rx Data Filter Stop command");

        /*TODO: Disable Rx data Filter*/
    }
    else if( strcasecmp(cmd, "rxfilter-statistics") == 0 ) {

        hddLog( VOS_TRACE_LEVEL_INFO, "Rx Data Filter Statistics command");
        /*TODO: rxfilter-statistics*/
    }
    else if( strncasecmp(cmd, "rxfilter-add", 12) == 0 ) {

        hddLog( VOS_TRACE_LEVEL_INFO, "rxfilter-add");
        /*TODO: rxfilter-add*/
    }
    else if( strncasecmp(cmd, "rxfilter-remove",15) == 0 ) {

        hddLog( VOS_TRACE_LEVEL_INFO, "rxfilter-remove");
        /*TODO: rxfilter-remove*/
    }
#ifdef FEATURE_WLAN_SCAN_PNO
    else if( strncasecmp(cmd, "pnosetup", 8) == 0 ) {
        hddLog( VOS_TRACE_LEVEL_INFO, "pnosetup");
        /*TODO: support pnosetup*/
    }
    else if( strncasecmp(cmd, "pnoforce", 8) == 0 ) {
        hddLog( VOS_TRACE_LEVEL_INFO, "pnoforce");
        /*TODO: support pnoforce*/
    }
    else if( strncasecmp(cmd, "pno",3) == 0 ) {

        hddLog( VOS_TRACE_LEVEL_INFO, "pno");
        vos_status = iw_set_pno(dev, info, wrqu, cmd, 3);
        kfree(cmd);
        return (vos_status == VOS_STATUS_SUCCESS) ? 0 : -EINVAL;
    }
    else if( strncasecmp(cmd, "rssifilter",10) == 0 ) {
        hddLog( VOS_TRACE_LEVEL_INFO, "rssifilter");
        vos_status = iw_set_rssi_filter(dev, info, wrqu, cmd, 10);
        kfree(cmd);
        return (vos_status == VOS_STATUS_SUCCESS) ? 0 : -EINVAL;
    }
#endif /*FEATURE_WLAN_SCAN_PNO*/
    else if( strncasecmp(cmd, "powerparams",11) == 0 ) {
      hddLog( VOS_TRACE_LEVEL_INFO, "powerparams");
      vos_status = iw_set_power_params(dev, info, wrqu, cmd, 11);
      kfree(cmd);
      return (vos_status == VOS_STATUS_SUCCESS) ? 0 : -EINVAL;
    }
    else if( 0 == strncasecmp(cmd, "CONFIG-TX-TRACKING", 18) ) {
        tSirTxPerTrackingParam tTxPerTrackingParam;
        char *ptr;

        if (18 < cmd_len)
        {
           ptr = (char*)(cmd + 18);
        }else{
               VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                         "CMD LENGTH %d is not correct",cmd_len);
               kfree(cmd);
               return -EINVAL;
        }

        if (4 != sscanf(ptr,"%hhu %hhu %hhu %u",
                        &(tTxPerTrackingParam.ucTxPerTrackingEnable),
                        &(tTxPerTrackingParam.ucTxPerTrackingPeriod),
                        &(tTxPerTrackingParam.ucTxPerTrackingRatio),
                        &(tTxPerTrackingParam.uTxPerTrackingWatermark)))
        {
            VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                      "CONFIG-TX-TRACKING %s input is not correct",ptr);
                      kfree(cmd);
                      return -EIO;
        }

        // parameters checking
        // period has to be larger than 0
        if (0 == tTxPerTrackingParam.ucTxPerTrackingPeriod)
        {
            VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_WARN, "Period input is not correct");
            kfree(cmd);
            return -EIO;
        }

        // use default value 5 is the input is not reasonable. in unit of 10%
        if ((tTxPerTrackingParam.ucTxPerTrackingRatio > TX_PER_TRACKING_MAX_RATIO) || (0 == tTxPerTrackingParam.ucTxPerTrackingRatio))
        {
            VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_WARN, "Ratio input is not good. use default 5");
            tTxPerTrackingParam.ucTxPerTrackingRatio = TX_PER_TRACKING_DEFAULT_RATIO;
        }

        // default is 5
        if (0 == tTxPerTrackingParam.uTxPerTrackingWatermark)
        {
            VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_WARN, "Tx Packet number input is not good. use default 5");
            tTxPerTrackingParam.uTxPerTrackingWatermark = TX_PER_TRACKING_DEFAULT_WATERMARK;
        }

        if (eHAL_STATUS_SUCCESS !=
            sme_SetTxPerTracking(pHddCtx->hHal,
                                 hdd_tx_per_hit_cb,
                                 (void*)pAdapter, &tTxPerTrackingParam)) {
           VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_WARN, "Set Tx PER Tracking Failed!");
            rc = -EIO;
        }
    }
    else {
        hddLog( VOS_TRACE_LEVEL_WARN, "%s: Unsupported GUI command %s",
                __func__, cmd);
    }
done:
    /* many of the commands write information back into the command
       string using snprintf().  check the return value here in one
       place */
    if ((ret < 0) || (ret >= cmd_len))
    {
       /* there was an encoding error or overflow */
       rc = -EINVAL;
    }
    else if (ret > 0)
    {
       if (copy_to_user(wrqu->data.pointer, cmd, ret))
       {
          hddLog(VOS_TRACE_LEVEL_ERROR,
                 "%s: failed to copy data to user buffer", __func__);
          kfree(cmd);
          return -EFAULT;
       }
       wrqu->data.length = ret;
    }

    if (ioctl_debug)
    {
       pr_info("%s: rsp [%s] len [%d] status %d\n",
               __func__, cmd, wrqu->data.length, rc);
    }
    kfree(cmd);
    return rc;
}

static int iw_set_priv(struct net_device *dev,
                       struct iw_request_info *info,
                       union iwreq_data *wrqu, char *extra)
{
   int ret;
   vos_ssr_protect(__func__);
   ret = __iw_set_priv(dev, info, wrqu, extra);
   vos_ssr_unprotect(__func__);

   return ret;
}

static int __iw_set_nick(struct net_device *dev,
                       struct iw_request_info *info,
                       union iwreq_data *wrqu, char *extra)
{
   hdd_adapter_t *pAdapter;
   hdd_context_t *pHddCtx;
   int ret = 0;
   ENTER();

   pAdapter = WLAN_HDD_GET_PRIV_PTR(dev);
   if (NULL == pAdapter)
   {
       VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                 "%s: Adapter is NULL",__func__);
       return -EINVAL;
   }

   pHddCtx = WLAN_HDD_GET_CTX(pAdapter);
   ret = wlan_hdd_validate_context(pHddCtx);
   if (0 != ret)
   {
       VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                 "%s: HDD context is not valid",__func__);
       return ret;
   }
   return 0;
}

static int iw_set_nick(struct net_device *dev,
                       struct iw_request_info *info,
                       union iwreq_data *wrqu, char *extra)
{
   int ret;

   vos_ssr_protect(__func__);
   ret = __iw_set_nick(dev, info, wrqu, extra);
   vos_ssr_unprotect(__func__);

   return ret;
}

static int __iw_get_nick(struct net_device *dev,
                       struct iw_request_info *info,
                       union iwreq_data *wrqu, char *extra)
{
   hdd_adapter_t *pAdapter;
   hdd_context_t *pHddCtx;
   int ret = 0;

   ENTER();

   pAdapter = WLAN_HDD_GET_PRIV_PTR(dev);
   if (NULL == pAdapter)
   {
       VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                 "%s: Adapter is NULL",__func__);
       return -EINVAL;
   }

   pHddCtx = WLAN_HDD_GET_CTX(pAdapter);
   ret = wlan_hdd_validate_context(pHddCtx);
   if (0 != ret)
   {
       VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                 "%s: HDD context is not valid",__func__);
       return ret;
   }
   return 0;
}

static int iw_get_nick(struct net_device *dev,
                       struct iw_request_info *info,
                       union iwreq_data *wrqu, char *extra)
{
   int ret;

   vos_ssr_protect(__func__);
   ret = __iw_get_nick(dev, info, wrqu, extra);
   vos_ssr_unprotect(__func__);

   return ret;
}

static struct iw_statistics * __get_wireless_stats(struct net_device *dev)
{
   ENTER();
   return NULL;
}

static struct iw_statistics *get_wireless_stats(struct net_device *dev)
{

       struct iw_statistics *stats;

       vos_ssr_protect(__func__);
       stats = __get_wireless_stats(dev);
       vos_ssr_unprotect(__func__);

       return stats;
}

static int __iw_set_encode(struct net_device *dev,
                         struct iw_request_info *info,
                         union iwreq_data *wrqu,char *extra)

{
   hdd_adapter_t *pAdapter;
   hdd_station_ctx_t *pHddStaCtx;
   hdd_wext_state_t  *pWextState;
   hdd_context_t *pHddCtx;
   struct iw_point *encoderq = &(wrqu->encoding);
   v_U32_t keyId;
   v_U8_t key_length;
   eCsrEncryptionType encryptionType = eCSR_ENCRYPT_TYPE_NONE;
   v_BOOL_t fKeyPresent = 0;
   int i;
   eHalStatus status = eHAL_STATUS_SUCCESS;


   ENTER();
   pAdapter = WLAN_HDD_GET_PRIV_PTR(dev);
   if (NULL == pAdapter)
   {
       VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                 "%s: Adapter is NULL",__func__);
       return -EINVAL;
   }

   pHddCtx = WLAN_HDD_GET_CTX(pAdapter);
   status = wlan_hdd_validate_context(pHddCtx);
   if (0 != status)
   {
       VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                 "%s: HDD context is not valid",__func__);
       return status;
   }
   pWextState = WLAN_HDD_GET_WEXT_STATE_PTR(pAdapter);
   if (NULL == pWextState)
   {
       VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                 "%s:  pWextState is NULL ",__func__);
       return -EINVAL;
   }
   pHddStaCtx = WLAN_HDD_GET_STATION_CTX_PTR(pAdapter);
   if (NULL == pHddStaCtx)
   {
       VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                 "%s: STA Context is NULL",__func__);
       return -EINVAL;
   }

   keyId = encoderq->flags & IW_ENCODE_INDEX;

   if(keyId)
   {
       if(keyId > MAX_WEP_KEYS)
       {
           return -EINVAL;
       }

       fKeyPresent = 1;
       keyId--;
   }
   else
   {
       fKeyPresent = 0;
   }


   if(wrqu->data.flags & IW_ENCODE_DISABLED)
   {
       VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_INFO, "****iwconfig wlan0 key off*****");
       if(!fKeyPresent) {

          for(i=0;i < CSR_MAX_NUM_KEY; i++) {

             if(pWextState->roamProfile.Keys.KeyMaterial[i])
                pWextState->roamProfile.Keys.KeyLength[i] = 0;
          }
       }
       pHddStaCtx->conn_info.authType =  eCSR_AUTH_TYPE_OPEN_SYSTEM;
       pWextState->wpaVersion = IW_AUTH_WPA_VERSION_DISABLED;
       pWextState->roamProfile.EncryptionType.encryptionType[0] = eCSR_ENCRYPT_TYPE_NONE;
       pWextState->roamProfile.mcEncryptionType.encryptionType[0] = eCSR_ENCRYPT_TYPE_NONE;

       pHddStaCtx->conn_info.ucEncryptionType = eCSR_ENCRYPT_TYPE_NONE;
       pHddStaCtx->conn_info.mcEncryptionType = eCSR_ENCRYPT_TYPE_NONE;

       if(eConnectionState_Associated == pHddStaCtx->conn_info.connState)
       {
           INIT_COMPLETION(pAdapter->disconnect_comp_var);
           status = sme_RoamDisconnect( WLAN_HDD_GET_HAL_CTX(pAdapter), pAdapter->sessionId, eCSR_DISCONNECT_REASON_UNSPECIFIED );
           if(eHAL_STATUS_SUCCESS == status)
           {
                 long ret;
                 ret = wait_for_completion_interruptible_timeout(
                                         &pAdapter->disconnect_comp_var,
                                          msecs_to_jiffies(WLAN_WAIT_TIME_DISCONNECT));
                if (ret <= 0)
                     hddLog(VOS_TRACE_LEVEL_ERROR,
                            FL("failed wait on disconnect_comp_var %ld"), ret);
           }
       }

       return status;

   }

   if (wrqu->data.flags & (IW_ENCODE_OPEN | IW_ENCODE_RESTRICTED))
   {
      hddLog(VOS_TRACE_LEVEL_INFO, "iwconfig wlan0 key on");

      pHddStaCtx->conn_info.authType = (encoderq->flags & IW_ENCODE_RESTRICTED) ? eCSR_AUTH_TYPE_SHARED_KEY : eCSR_AUTH_TYPE_OPEN_SYSTEM;

   }


   if(wrqu->data.length > 0)
   {
       hddLog(VOS_TRACE_LEVEL_INFO, "%s : wrqu->data.length : %d",__func__,wrqu->data.length);

       key_length = wrqu->data.length;

       /* IW_ENCODING_TOKEN_MAX is the value that is set for wrqu->data.length by iwconfig.c when 'iwconfig wlan0 key on' is issued.*/

       if(5 == key_length)
       {
           hddLog(VOS_TRACE_LEVEL_INFO, "%s: Call with WEP40,key_len=%d",__func__,key_length);

           if((IW_AUTH_KEY_MGMT_802_1X == pWextState->authKeyMgmt) && (eCSR_AUTH_TYPE_OPEN_SYSTEM == pHddStaCtx->conn_info.authType))
           {
               encryptionType = eCSR_ENCRYPT_TYPE_WEP40;
           }
           else
           {
               encryptionType = eCSR_ENCRYPT_TYPE_WEP40_STATICKEY;
           }
       }
       else if(13 == key_length)
       {
           hddLog(VOS_TRACE_LEVEL_INFO, "%s:Call with WEP104,key_len:%d",__func__,key_length);

           if((IW_AUTH_KEY_MGMT_802_1X == pWextState->authKeyMgmt) && (eCSR_AUTH_TYPE_OPEN_SYSTEM == pHddStaCtx->conn_info.authType))
           {
               encryptionType = eCSR_ENCRYPT_TYPE_WEP104;
           }
           else
           {
               encryptionType = eCSR_ENCRYPT_TYPE_WEP104_STATICKEY;
           }
       }
       else
       {
           hddLog(VOS_TRACE_LEVEL_WARN, "%s: Invalid WEP key length :%d",
                  __func__, key_length);
           return -EINVAL;
       }

       pHddStaCtx->conn_info.ucEncryptionType = encryptionType;
       pHddStaCtx->conn_info.mcEncryptionType = encryptionType;
       pWextState->roamProfile.EncryptionType.numEntries = 1;
       pWextState->roamProfile.EncryptionType.encryptionType[0] = encryptionType;
       pWextState->roamProfile.mcEncryptionType.numEntries = 1;
       pWextState->roamProfile.mcEncryptionType.encryptionType[0] = encryptionType;

       if((eConnectionState_NotConnected == pHddStaCtx->conn_info.connState) &&
            ((eCSR_AUTH_TYPE_OPEN_SYSTEM == pHddStaCtx->conn_info.authType) ||
              (eCSR_AUTH_TYPE_SHARED_KEY == pHddStaCtx->conn_info.authType)))
       {

          vos_mem_copy(&pWextState->roamProfile.Keys.KeyMaterial[keyId][0],extra,key_length);

          pWextState->roamProfile.Keys.KeyLength[keyId] = (v_U8_t)key_length;
          pWextState->roamProfile.Keys.defaultIndex = (v_U8_t)keyId;

          return status;
       }
   }

   return 0;
}

static int iw_set_encode(struct net_device *dev,
                         struct iw_request_info *info,
                         union iwreq_data *wrqu,char *extra)
{
    int ret;

    vos_ssr_protect(__func__);
    ret = __iw_set_encode(dev, info, wrqu, extra);
    vos_ssr_unprotect(__func__);

    return ret;
}

static int __iw_get_encodeext(struct net_device *dev,
               struct iw_request_info *info,
               struct iw_point *dwrq,
               char *extra)
{
    hdd_adapter_t *pAdapter;
    hdd_wext_state_t  *pWextState;
    tCsrRoamProfile *pRoamProfile;
    int keyId;
    eCsrEncryptionType encryptionType = eCSR_ENCRYPT_TYPE_NONE;
    eCsrAuthType authType = eCSR_AUTH_TYPE_NONE;
    int i, ret = 0;
    hdd_context_t *pHddCtx;

    ENTER();

    pAdapter = WLAN_HDD_GET_PRIV_PTR(dev);
    if (NULL == pAdapter)
    {
        VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                  "%s: Adapter is NULL",__func__);
        return -EINVAL;
    }
    pHddCtx = WLAN_HDD_GET_CTX(pAdapter);
    ret = wlan_hdd_validate_context(pHddCtx);
    if (0 != ret)
    {
        VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                  "%s: HDD context is not valid",__func__);
        return ret;
    }
    pWextState = WLAN_HDD_GET_WEXT_STATE_PTR(pAdapter);
    if (NULL == pWextState)
    {
        VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                  "%s: pWextState is NULL",__func__);
        return -EINVAL;
    }
    pRoamProfile = &(pWextState->roamProfile);

    keyId = pRoamProfile->Keys.defaultIndex;

    if(keyId < 0 || keyId >= MAX_WEP_KEYS)
    {
        hddLog(LOG1,"%s: Invalid keyId : %d",__func__,keyId);
        return -EINVAL;
    }

    if(pRoamProfile->Keys.KeyLength[keyId] > 0)
    {
        dwrq->flags |= IW_ENCODE_ENABLED;
        dwrq->length = pRoamProfile->Keys.KeyLength[keyId];
        vos_mem_copy(extra, &(pRoamProfile->Keys.KeyMaterial[keyId][0]),
                     pRoamProfile->Keys.KeyLength[keyId]);
    }
    else
    {
        dwrq->flags |= IW_ENCODE_DISABLED;
    }

    for(i=0; i < MAX_WEP_KEYS; i++)
    {
        if(pRoamProfile->Keys.KeyMaterial[i] == NULL)
        {
            continue;
        }
        else
        {
            break;
        }
    }

    if(MAX_WEP_KEYS == i)
    {
        dwrq->flags |= IW_ENCODE_NOKEY;
    }
    else
    {
        dwrq->flags |= IW_ENCODE_ENABLED;
    }

    encryptionType = pRoamProfile->EncryptionType.encryptionType[0];

    if(eCSR_ENCRYPT_TYPE_NONE == encryptionType)
    {
        dwrq->flags |= IW_ENCODE_DISABLED;
    }

    authType = (WLAN_HDD_GET_STATION_CTX_PTR(pAdapter))->conn_info.authType;

    if(IW_AUTH_ALG_OPEN_SYSTEM == authType)
    {
        dwrq->flags |= IW_ENCODE_OPEN;
    }
    else
    {
        dwrq->flags |= IW_ENCODE_RESTRICTED;
    }
    EXIT();
    return 0;

}

static int iw_get_encodeext(struct net_device *dev,
               struct iw_request_info *info,
               struct iw_point *dwrq,
               char *extra)
{
    int ret;
    vos_ssr_protect(__func__);
    ret = __iw_get_encodeext(dev, info, dwrq, extra);
    vos_ssr_unprotect(__func__);

    return ret;
}

static int __iw_set_encodeext(struct net_device *dev,
                        struct iw_request_info *info,
                        union iwreq_data *wrqu, char *extra)
{
    hdd_adapter_t *pAdapter;
    hdd_station_ctx_t *pHddStaCtx;
    hdd_wext_state_t  *pWextState;
    hdd_context_t *pHddCtx;
    eHalStatus halStatus = eHAL_STATUS_SUCCESS;

    tCsrRoamProfile *pRoamProfile;
    v_U32_t status = 0;

    struct iw_encode_ext *ext = (struct iw_encode_ext*)extra;

    v_U8_t groupmacaddr[WNI_CFG_BSSID_LEN] = {0xFF,0xFF,0xFF,0xFF,0xFF,0xFF};

    int key_index;
    struct iw_point *encoding = &wrqu->encoding;
    tCsrRoamSetKey  setKey;
    v_U32_t  roamId= 0xFF;
    VOS_STATUS vos_status;

    ENTER();
    pAdapter = WLAN_HDD_GET_PRIV_PTR(dev);
    if (NULL == pAdapter)
    {
        VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                  "%s: Adapter is NULL",__func__);
        return -EINVAL;
    }
    pHddCtx = WLAN_HDD_GET_CTX(pAdapter);
    status = wlan_hdd_validate_context(pHddCtx);
    if (0 != status)
    {
        VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                  "%s: HDD context is not valid",__func__);
        return status;
    }
    pHddStaCtx = WLAN_HDD_GET_STATION_CTX_PTR(pAdapter);
    if (NULL == pHddStaCtx)
    {
        VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                  "%s: STA Context is NULL",__func__);
        return -EINVAL;
    }
    pWextState = WLAN_HDD_GET_WEXT_STATE_PTR(pAdapter);
    if (NULL == pWextState)
    {
        VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                  "%s: pWextState is NULL",__func__);
        return -EINVAL;
    }
    pRoamProfile = &pWextState->roamProfile;
    key_index = encoding->flags & IW_ENCODE_INDEX;

    if(key_index > 0) {

         /*Convert from 1-based to 0-based keying*/
        key_index--;
    }
    if(!ext->key_len) {

      /*Set the encrytion type to NONE*/
       pRoamProfile->EncryptionType.encryptionType[0] = eCSR_ENCRYPT_TYPE_NONE;
       return status;
    }

    if(eConnectionState_NotConnected == pHddStaCtx->conn_info.connState &&
                                                  (IW_ENCODE_ALG_WEP == ext->alg))
    {
       if(IW_AUTH_KEY_MGMT_802_1X == pWextState->authKeyMgmt) {

          VOS_TRACE (VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                           ("Invalid Configuration:%s"),__func__);
          return -EINVAL;
       }
       else {
         /*Static wep, update the roam profile with the keys */
          if(ext->key && (ext->key_len <= eCSR_SECURITY_WEP_KEYSIZE_MAX_BYTES) &&
                                                               key_index < CSR_MAX_NUM_KEY) {
             vos_mem_copy(&pRoamProfile->Keys.KeyMaterial[key_index][0],ext->key,ext->key_len);
             pRoamProfile->Keys.KeyLength[key_index] = (v_U8_t)ext->key_len;

             if(ext->ext_flags & IW_ENCODE_EXT_SET_TX_KEY)
                pRoamProfile->Keys.defaultIndex = (v_U8_t)key_index;

          }
       }
       return status;
    }

    vos_mem_zero(&setKey,sizeof(tCsrRoamSetKey));

    setKey.keyId = key_index;
    setKey.keyLength = ext->key_len;

    if(ext->key_len <= CSR_MAX_KEY_LEN) {
       vos_mem_copy(&setKey.Key[0],ext->key,ext->key_len);
    }

    if(ext->ext_flags & IW_ENCODE_EXT_GROUP_KEY) {
      /*Key direction for group is RX only*/
       setKey.keyDirection = eSIR_RX_ONLY;
       vos_mem_copy(setKey.peerMac,groupmacaddr,WNI_CFG_BSSID_LEN);
    }
    else {

       setKey.keyDirection =  eSIR_TX_RX;
       vos_mem_copy(setKey.peerMac,ext->addr.sa_data,WNI_CFG_BSSID_LEN);
    }

    /*For supplicant pae role is zero*/
    setKey.paeRole = 0;

    switch(ext->alg)
    {
       case IW_ENCODE_ALG_NONE:
         setKey.encType = eCSR_ENCRYPT_TYPE_NONE;
         break;

       case IW_ENCODE_ALG_WEP:
         setKey.encType = (ext->key_len== 5) ? eCSR_ENCRYPT_TYPE_WEP40:eCSR_ENCRYPT_TYPE_WEP104;
         break;

       case IW_ENCODE_ALG_TKIP:
       {
          v_U8_t *pKey = &setKey.Key[0];

          setKey.encType = eCSR_ENCRYPT_TYPE_TKIP;

          vos_mem_zero(pKey, CSR_MAX_KEY_LEN);

          /*Supplicant sends the 32bytes key in this order

                |--------------|----------|----------|
                |   Tk1        |TX-MIC    |  RX Mic  |
                |--------------|----------|----------|
                <---16bytes---><--8bytes--><--8bytes-->

                */
          /*Sme expects the 32 bytes key to be in the below order

                |--------------|----------|----------|
                |   Tk1        |RX-MIC    |  TX Mic  |
                |--------------|----------|----------|
                <---16bytes---><--8bytes--><--8bytes-->
               */
          /* Copy the Temporal Key 1 (TK1) */
          vos_mem_copy(pKey,ext->key,16);

         /*Copy the rx mic first*/
          vos_mem_copy(&pKey[16],&ext->key[24],8);

         /*Copy the tx mic */
          vos_mem_copy(&pKey[24],&ext->key[16],8);

       }
       break;

       case IW_ENCODE_ALG_CCMP:
          setKey.encType = eCSR_ENCRYPT_TYPE_AES;
          break;

#ifdef FEATURE_WLAN_ESE
#define IW_ENCODE_ALG_KRK 6
       case IW_ENCODE_ALG_KRK:
          setKey.encType = eCSR_ENCRYPT_TYPE_KRK;
          break;
#endif  /* FEATURE_WLAN_ESE */

       default:
          setKey.encType = eCSR_ENCRYPT_TYPE_NONE;
          break;
    }

    VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_INFO,
          ("%s:cipher_alg:%d key_len[%d] *pEncryptionType :%d"),__func__,(int)ext->alg,(int)ext->key_len,setKey.encType);

#ifdef WLAN_FEATURE_VOWIFI_11R
    /* The supplicant may attempt to set the PTK once pre-authentication
       is done. Save the key in the UMAC and include it in the ADD
       BSS request */
    halStatus = sme_FTUpdateKey( WLAN_HDD_GET_HAL_CTX(pAdapter), &setKey);
    if ( halStatus == eHAL_STATUS_FT_PREAUTH_KEY_SUCCESS )
    {
        hddLog(VOS_TRACE_LEVEL_INFO_MED,
               "%s: Update PreAuth Key success", __func__);
        return 0;
    }
    else if ( halStatus == eHAL_STATUS_FT_PREAUTH_KEY_FAILED )
    {
        hddLog(VOS_TRACE_LEVEL_ERROR,
               "%s: Update PreAuth Key failed", __func__);
        return -EINVAL;
    }
#endif /* WLAN_FEATURE_VOWIFI_11R */

    pHddStaCtx->roam_info.roamingState = HDD_ROAM_STATE_SETTING_KEY;

    vos_status = wlan_hdd_check_ula_done(pAdapter);
    if ( vos_status != VOS_STATUS_SUCCESS )
    {
       VOS_TRACE( VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                   "[%4d] wlan_hdd_check_ula_done returned ERROR status= %d",
                   __LINE__, vos_status );

       pHddStaCtx->roam_info.roamingState = HDD_ROAM_STATE_NONE;
    }

    halStatus = sme_RoamSetKey( WLAN_HDD_GET_HAL_CTX(pAdapter),pAdapter->sessionId, &setKey, &roamId );

    if ( halStatus != eHAL_STATUS_SUCCESS )
    {
       VOS_TRACE( VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                   "[%4d] sme_RoamSetKey returned ERROR status= %d",
                   __LINE__, halStatus );

       pHddStaCtx->roam_info.roamingState = HDD_ROAM_STATE_NONE;
    }

   return halStatus;
}

static int iw_set_encodeext(struct net_device *dev,
                        struct iw_request_info *info,
                        union iwreq_data *wrqu, char *extra)
{
   int ret;

   vos_ssr_protect(__func__);
   ret = __iw_set_encodeext(dev, info, wrqu, extra);
   vos_ssr_unprotect(__func__);

   return ret;
}

static int __iw_set_retry(struct net_device *dev,
                        struct iw_request_info *info,
                        union iwreq_data *wrqu, char *extra)
{
   hdd_adapter_t *pAdapter;
   tHalHandle hHal;
   hdd_context_t *pHddCtx;
   int ret = 0;

   ENTER();

   pAdapter = WLAN_HDD_GET_PRIV_PTR(dev);
   if (NULL == pAdapter)
   {
       VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                 "%s: Adapter is NULL",__func__);
       return -EINVAL;
   }

   pHddCtx = WLAN_HDD_GET_CTX(pAdapter);
   ret = wlan_hdd_validate_context(pHddCtx);
   if (0 != ret)
   {
       VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                 "%s: HDD context is not valid",__func__);
       return ret;
   }

   hHal = WLAN_HDD_GET_HAL_CTX(pAdapter);
   if (NULL == hHal)
   {
       VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                 "%s: Hal Context is NULL",__func__);
       return -EINVAL;
   }

   if(wrqu->retry.value < WNI_CFG_LONG_RETRY_LIMIT_STAMIN ||
       wrqu->retry.value > WNI_CFG_LONG_RETRY_LIMIT_STAMAX) {

      VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR, ("Invalid Retry-Limit=%d!!"),wrqu->retry.value);

      return -EINVAL;
   }

   if(wrqu->retry.flags & IW_RETRY_LIMIT) {

       if((wrqu->retry.flags & IW_RETRY_LONG))
       {
          if ( ccmCfgSetInt(hHal, WNI_CFG_LONG_RETRY_LIMIT, wrqu->retry.value, ccmCfgSetCallback, eANI_BOOLEAN_TRUE) != eHAL_STATUS_SUCCESS )
          {
             VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
               FL("failed to set ini parameter, WNI_CFG_LONG_RETRY_LIMIT"));
             return -EIO;
          }
       }
       else if((wrqu->retry.flags & IW_RETRY_SHORT))
       {
          if ( ccmCfgSetInt(hHal, WNI_CFG_SHORT_RETRY_LIMIT, wrqu->retry.value, ccmCfgSetCallback, eANI_BOOLEAN_TRUE) != eHAL_STATUS_SUCCESS )
          {
             VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                FL("failed to set ini parameter, WNI_CFG_SHORT_RETRY_LIMIT"));
             return -EIO;
          }
       }
   }
   else
   {
       return -EOPNOTSUPP;
   }

   VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_INFO, ("Set Retry-Limit=%d!!"),wrqu->retry.value);

   EXIT();

   return 0;

}

static int iw_set_retry(struct net_device *dev,
                        struct iw_request_info *info,
                        union iwreq_data *wrqu, char *extra)
{
   int ret;

   vos_ssr_protect(__func__);
   ret = __iw_set_retry(dev, info, wrqu, extra);
   vos_ssr_unprotect(__func__);

   return ret;
}

static int __iw_get_retry(struct net_device *dev,
                        struct iw_request_info *info,
                        union iwreq_data *wrqu, char *extra)
{
   hdd_adapter_t *pAdapter;
   hdd_context_t *pHddCtx;
   tHalHandle hHal;
   v_U32_t retry = 0;
   int ret = 0;

   ENTER();

   pAdapter = WLAN_HDD_GET_PRIV_PTR(dev);
   if (NULL == pAdapter)
   {
       VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                 "%s: Adapter is NULL",__func__);
       return -EINVAL;
   }

   pHddCtx = WLAN_HDD_GET_CTX(pAdapter);
   ret = wlan_hdd_validate_context(pHddCtx);
   if (0 != ret)
   {
       VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                 "%s: HDD context is not valid",__func__);
       return ret;
   }

   hHal = WLAN_HDD_GET_HAL_CTX(pAdapter);
   if (NULL == hHal)
   {
       VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                 "%s: Hal Context is NULL",__func__);
       return -EINVAL;
   }

   if((wrqu->retry.flags & IW_RETRY_LONG))
   {
      wrqu->retry.flags = IW_RETRY_LIMIT | IW_RETRY_LONG;

      if ( ccmCfgGetInt(hHal, WNI_CFG_LONG_RETRY_LIMIT, &retry) != eHAL_STATUS_SUCCESS )
      {
         VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_WARN,
                      FL("failed to get ini parameter, WNI_CFG_LONG_RETRY_LIMIT"));
         return -EIO;
      }

      wrqu->retry.value = retry;
   }
   else if ((wrqu->retry.flags & IW_RETRY_SHORT))
   {
      wrqu->retry.flags = IW_RETRY_LIMIT | IW_RETRY_SHORT;

      if ( ccmCfgGetInt(hHal, WNI_CFG_SHORT_RETRY_LIMIT, &retry) != eHAL_STATUS_SUCCESS )
      {
         VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_WARN,
                      FL("failed to get ini parameter, WNI_CFG_SHORT_RETRY_LIMIT"));
         return -EIO;
      }

      wrqu->retry.value = retry;
   }
   else {
      return -EOPNOTSUPP;
   }

   VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_INFO, ("Retry-Limit=%d!!"),retry);

   EXIT();

   return 0;
}

static int iw_get_retry(struct net_device *dev,
                        struct iw_request_info *info,
                        union iwreq_data *wrqu, char *extra)
{
   int ret;

   vos_ssr_protect(__func__);
   ret = __iw_get_retry(dev, info, wrqu, extra);
   vos_ssr_unprotect(__func__);

   return ret;
}

static int __iw_set_mlme(struct net_device *dev,
                       struct iw_request_info *info,
                       union iwreq_data *wrqu,
                       char *extra)
{
    hdd_adapter_t *pAdapter;
    hdd_context_t *pHddCtx;
    hdd_station_ctx_t *pHddStaCtx;
    struct iw_mlme *mlme = (struct iw_mlme *)extra;
    eHalStatus status = eHAL_STATUS_SUCCESS;
    int ret = 0;

    ENTER();
    pAdapter = WLAN_HDD_GET_PRIV_PTR(dev);
    if (NULL == pAdapter)
    {
        VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                                  "%s:Adapter is NULL",__func__);
        return -EINVAL;
    }
    pHddCtx = WLAN_HDD_GET_CTX(pAdapter);
    ret = wlan_hdd_validate_context(pHddCtx);
    if (0 != ret)
    {
        VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                                  "%s HDD context is not valid",__func__);
        return ret;
    }
    pHddStaCtx = WLAN_HDD_GET_STATION_CTX_PTR(pAdapter);
    if (NULL == pHddStaCtx)
    {
        VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                                  "%s:STA context is NULL",__func__);
        return -EINVAL;
    }

    //reason_code is unused. By default it is set to eCSR_DISCONNECT_REASON_UNSPECIFIED
    switch (mlme->cmd) {
        case IW_MLME_DISASSOC:
        case IW_MLME_DEAUTH:

            if( pHddStaCtx->conn_info.connState == eConnectionState_Associated )
            {
                eCsrRoamDisconnectReason reason = eCSR_DISCONNECT_REASON_UNSPECIFIED;

                if( mlme->reason_code == HDD_REASON_MICHAEL_MIC_FAILURE )
                    reason = eCSR_DISCONNECT_REASON_MIC_ERROR;

                INIT_COMPLETION(pAdapter->disconnect_comp_var);
                status = sme_RoamDisconnect( WLAN_HDD_GET_HAL_CTX(pAdapter), pAdapter->sessionId,reason);

                if(eHAL_STATUS_SUCCESS == status)
                {
                    long ret;
                    ret = wait_for_completion_interruptible_timeout(
                                      &pAdapter->disconnect_comp_var,
                                       msecs_to_jiffies(WLAN_WAIT_TIME_DISCONNECT));
                    if (ret <= 0)
                        hddLog(VOS_TRACE_LEVEL_ERROR,
                            FL("failed wait on disconnect_comp_var %ld"), ret);
                }
                else
                    hddLog(LOGE,"%s %d Command Disassociate/Deauthenticate : csrRoamDisconnect failure returned %d",
                       __func__, (int)mlme->cmd, (int)status );

                /* Resetting authKeyMgmt */
                (WLAN_HDD_GET_WEXT_STATE_PTR(pAdapter))->authKeyMgmt = 0;

                hddLog(VOS_TRACE_LEVEL_INFO, FL("Disabling queues"));
                netif_tx_disable(dev);
                netif_carrier_off(dev);

            }
            else
            {
                hddLog(LOGE,"%s %d Command Disassociate/Deauthenticate called but station is not in associated state", __func__, (int)mlme->cmd );
            }
            break;
        default:
            hddLog(LOGE,"%s %d Command should be Disassociate/Deauthenticate", __func__, (int)mlme->cmd );
            return -EINVAL;
    }//end of switch

    EXIT();

    return status;

}

static int iw_set_mlme(struct net_device *dev,
                       struct iw_request_info *info,
                       union iwreq_data *wrqu,
                       char *extra)
{
    int ret;

    vos_ssr_protect(__func__);
    ret = __iw_set_mlme(dev, info, wrqu, extra);
    vos_ssr_unprotect(__func__);

    return ret;
}

/* set param sub-ioctls */
static int __iw_setint_getnone(struct net_device *dev,
                               struct iw_request_info *info,
                               union iwreq_data *wrqu, char *extra)
{
    hdd_adapter_t *pAdapter;
    tHalHandle hHal;
    hdd_wext_state_t  *pWextState;
    hdd_context_t *pHddCtx;
    int *value = (int *)extra;
    int sub_cmd = value[0];
    int set_value = value[1];
    int ret = 0; /* success */
    int enable_pbm, enable_mp;
#ifdef CONFIG_HAS_EARLYSUSPEND
    v_U8_t nEnableSuspendOld;
#endif

    pAdapter = WLAN_HDD_GET_PRIV_PTR(dev);
    if (NULL == pAdapter)
    {
        VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                  "%s: Adapter is NULL",__func__);
        return -EINVAL;
    }
    pHddCtx = WLAN_HDD_GET_CTX(pAdapter);
    ret = wlan_hdd_validate_context(pHddCtx);
    if (0 != ret)
    {
        hddLog(VOS_TRACE_LEVEL_ERROR, FL("HDD context is not valid"));
        return ret;
    }
    hHal = WLAN_HDD_GET_HAL_CTX(pAdapter);
    if (NULL == hHal)
    {
        VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                  "%s: Hal Context is NULL",__func__);
        return -EINVAL;
    }
    pWextState = WLAN_HDD_GET_WEXT_STATE_PTR(pAdapter);
    if (NULL == pWextState)
    {
        VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                  "%s: pWextState is NULL",__func__);
        return -EINVAL;
    }

    INIT_COMPLETION(pWextState->completion_var);

    switch(sub_cmd)
    {
        case WE_SET_11D_STATE:
        {
            tSmeConfigParams smeConfig;
            memset(&smeConfig, 0x00, sizeof(smeConfig));

            if((ENABLE_11D == set_value) || (DISABLE_11D == set_value)) {

                sme_GetConfigParam(hHal,&smeConfig);
                smeConfig.csrConfig.Is11dSupportEnabled = (v_BOOL_t)set_value;

                VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_INFO, ("11D state=%d!!"),smeConfig.csrConfig.Is11dSupportEnabled);

                sme_UpdateConfig(hHal,&smeConfig);
            }
            else {
               return -EINVAL;
            }
            break;
        }

        case WE_WOWL:
        {
           switch (set_value)
           {
              case 0x00:
                 hdd_exit_wowl(pAdapter, eWOWL_EXIT_USER);
                 break;
              case 0x01:
              case 0x02:
              case 0x03:
                 enable_mp =  (set_value & 0x01) ? 1 : 0;
                 enable_pbm = (set_value & 0x02) ? 1 : 0;
                 hddLog(LOGE, "magic packet ? = %s pattern byte matching ? = %s",
                     (enable_mp ? "YES":"NO"), (enable_pbm ? "YES":"NO"));
                 hdd_enter_wowl(pAdapter, enable_mp, enable_pbm);
                 break;
              default:
                 hddLog(LOGE, "Invalid arg  %d in WE_WOWL IOCTL", set_value);
                 ret = -EINVAL;
                 break;
           }

           break;
        }
        case WE_SET_POWER:
        {
           switch (set_value)
           {
              case  0: //Full Power
              {
                 struct statsContext context;
                 eHalStatus status;

                 init_completion(&context.completion);

                 context.pAdapter = pAdapter;
                 context.magic = POWER_CONTEXT_MAGIC;

                 status = sme_RequestFullPower(WLAN_HDD_GET_HAL_CTX(pAdapter),
                              iw_power_callback_fn, &context,
                              eSME_FULL_PWR_NEEDED_BY_HDD);
                 if (eHAL_STATUS_PMC_PENDING == status)
                 {
                    int lrc = wait_for_completion_interruptible_timeout(
                                  &context.completion,
                                  msecs_to_jiffies(WLAN_WAIT_TIME_POWER));

                    if (lrc <= 0)
                    {
                       hddLog(VOS_TRACE_LEVEL_ERROR,
                              "%s: SME %s while requesting fullpower",
                              __func__, (0 == lrc) ?
                              "timeout" : "interrupt");
                    }
                 }
                 /* either we have a response or we timed out.  if we timed
                    out there is a race condition such that the callback
                    function could be executing at the same time we are. of
                    primary concern is if the callback function had already
                    verified the "magic" but had not yet set the completion
                    variable when a timeout occurred. we serialize these
                    activities by invalidating the magic while holding a
                    shared spinlock which will cause us to block if the
                    callback is currently executing */
                 spin_lock(&hdd_context_lock);
                 context.magic = 0;
                 spin_unlock(&hdd_context_lock);

                 hddLog(LOGE, "iwpriv Full Power completed");
                 break;
              }
              case  1: //Enable BMPS
                 sme_EnablePowerSave(hHal, ePMC_BEACON_MODE_POWER_SAVE);
                 break;
              case  2: //Disable BMPS
                 sme_DisablePowerSave(hHal, ePMC_BEACON_MODE_POWER_SAVE);
                 break;
              case  3: //Request Bmps
              {
                 struct statsContext context;
                 eHalStatus status;

                 init_completion(&context.completion);

                 context.pAdapter = pAdapter;
                 context.magic = POWER_CONTEXT_MAGIC;

                 status = sme_RequestBmps(WLAN_HDD_GET_HAL_CTX(pAdapter),
                           iw_power_callback_fn, &context);
                 if (eHAL_STATUS_PMC_PENDING == status)
                 {
                    int lrc = wait_for_completion_interruptible_timeout(
                                  &context.completion,
                                  msecs_to_jiffies(WLAN_WAIT_TIME_POWER));
                    if (lrc <= 0)
                    {
                       hddLog(VOS_TRACE_LEVEL_ERROR,
                              "%s: SME %s while requesting BMPS",
                              __func__, (0 == lrc) ? "timeout" :
                              "interrupt");
                    }
                 }
                 /* either we have a response or we timed out.  if we
                    timed out there is a race condition such that the
                    callback function could be executing at the same
                    time we are. of primary concern is if the callback
                    function had already verified the "magic" but had
                    not yet set the completion variable when a timeout
                    occurred. we serialize these activities by
                    invalidating the magic while holding a shared
                    spinlock which will cause us to block if the
                    callback is currently executing */
                 spin_lock(&hdd_context_lock);
                 context.magic = 0;
                 spin_unlock(&hdd_context_lock);

                 hddLog(LOGE, "iwpriv Request BMPS completed");
                 break;
              }
              case  4: //Enable IMPS
                 sme_EnablePowerSave(hHal, ePMC_IDLE_MODE_POWER_SAVE);
                 break;
              case  5: //Disable IMPS
                 sme_DisablePowerSave(hHal, ePMC_IDLE_MODE_POWER_SAVE);
                 break;
              case  6: //Enable Standby
                 sme_EnablePowerSave(hHal, ePMC_STANDBY_MODE_POWER_SAVE);
                 break;
              case  7: //Disable Standby
                 sme_DisablePowerSave(hHal, ePMC_STANDBY_MODE_POWER_SAVE);
                 break;
              case  8: //Request Standby
#ifdef CONFIG_HAS_EARLYSUSPEND
#endif
                 break;
              case  9: //Start Auto Bmps Timer
                 sme_StartAutoBmpsTimer(hHal);
                 break;
              case  10://Stop Auto BMPS Timer
                 sme_StopAutoBmpsTimer(hHal);
                 break;
#ifdef CONFIG_HAS_EARLYSUSPEND
              case  11://suspend to standby
#ifdef CONFIG_HAS_EARLYSUSPEND
                 nEnableSuspendOld = (WLAN_HDD_GET_CTX(pAdapter))->cfg_ini->nEnableSuspend;
                 (WLAN_HDD_GET_CTX(pAdapter))->cfg_ini->nEnableSuspend = 1;
                 (WLAN_HDD_GET_CTX(pAdapter))->cfg_ini->nEnableSuspend = nEnableSuspendOld;
#endif
                 break;
              case  12://suspend to deep sleep
#ifdef CONFIG_HAS_EARLYSUSPEND
                 nEnableSuspendOld = (WLAN_HDD_GET_CTX(pAdapter))->cfg_ini->nEnableSuspend;
                 (WLAN_HDD_GET_CTX(pAdapter))->cfg_ini->nEnableSuspend = 2;
                 (WLAN_HDD_GET_CTX(pAdapter))->cfg_ini->nEnableSuspend = nEnableSuspendOld;
#endif
                 break;
              case  13://resume from suspend
#ifdef CONFIG_HAS_EARLYSUSPEND
#endif
                 break;
#endif
              default:
                 hddLog(LOGE, "Invalid arg  %d in WE_SET_POWER IOCTL", set_value);
                 ret = -EINVAL;
                 break;
           }
           break;
        }

        case WE_SET_MAX_ASSOC:
        {
            if ((WNI_CFG_ASSOC_STA_LIMIT_STAMIN > set_value) ||
                (WNI_CFG_ASSOC_STA_LIMIT_STAMAX < set_value))
            {
                ret = -EINVAL;
            }
            else if ( ccmCfgSetInt(hHal, WNI_CFG_ASSOC_STA_LIMIT,
                                   set_value, NULL, eANI_BOOLEAN_FALSE)
                      != eHAL_STATUS_SUCCESS )
            {
                VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                  FL("failed to set ini parameter, WNI_CFG_ASSOC_STA_LIMIT"));
                ret = -EIO;
            }
            break;
        }

        case WE_SET_SAP_AUTO_CHANNEL_SELECTION:
        {
            if( 0 == set_value )
            {
                (WLAN_HDD_GET_CTX(pAdapter))->cfg_ini->apAutoChannelSelection = 0;
            }
            else if ( 1 == set_value )
            {
                (WLAN_HDD_GET_CTX(pAdapter))->cfg_ini->apAutoChannelSelection = 1;
            }
            else
            {
                 hddLog(LOGE, "Invalid arg  %d in WE_SET_SAP_AUTO_CHANNEL_SELECTION IOCTL", set_value);
                 ret = -EINVAL;
            }
            break;
         }

        case  WE_SET_DATA_INACTIVITY_TO:
        {
           if  ((set_value < CFG_DATA_INACTIVITY_TIMEOUT_MIN) ||
                (set_value > CFG_DATA_INACTIVITY_TIMEOUT_MAX) ||
                (ccmCfgSetInt((WLAN_HDD_GET_CTX(pAdapter))->hHal,
                    WNI_CFG_PS_DATA_INACTIVITY_TIMEOUT,
                    set_value,
                    NULL, eANI_BOOLEAN_FALSE)==eHAL_STATUS_FAILURE))
           {
               hddLog(LOGE,"Failure: Could not pass on "
                "WNI_CFG_PS_DATA_INACTIVITY_TIMEOUT configuration info "
                "to CCM");
               ret = -EINVAL;
           }
           break;
        }
        case WE_SET_MAX_TX_POWER:
        {
           tSirMacAddr bssid = {0xFF,0xFF,0xFF,0xFF,0xFF,0xFF};
           tSirMacAddr selfMac = {0xFF,0xFF,0xFF,0xFF,0xFF,0xFF};

           hddLog(VOS_TRACE_LEVEL_INFO, "%s: Setting maximum tx power %d dBm",
                  __func__, set_value);
           if( sme_SetMaxTxPower(hHal, bssid, selfMac, set_value) !=
               eHAL_STATUS_SUCCESS )
           {
              hddLog(VOS_TRACE_LEVEL_ERROR, "%s: Setting maximum tx power failed",
              __func__);
              return -EIO;
           }

           break;
        }
        case WE_SET_MAX_TX_POWER_2_4:
        {
           hddLog(VOS_TRACE_LEVEL_INFO,
                  "%s: Setting maximum tx power %d dBm for 2.4 GHz band",
                  __func__, set_value);
           if (sme_SetMaxTxPowerPerBand(eCSR_BAND_24, set_value) !=
                                        eHAL_STATUS_SUCCESS)
           {
              hddLog(VOS_TRACE_LEVEL_ERROR,
                     "%s: Setting maximum tx power failed for 2.4 GHz band",
                     __func__);
              return -EIO;
           }

           break;
        }
        case WE_SET_MAX_TX_POWER_5_0:
        {
           hddLog(VOS_TRACE_LEVEL_INFO,
                  "%s: Setting maximum tx power %d dBm for 5.0 GHz band",
                  __func__, set_value);
           if (sme_SetMaxTxPowerPerBand(eCSR_BAND_5G, set_value) !=
                                        eHAL_STATUS_SUCCESS)
           {
              hddLog(VOS_TRACE_LEVEL_ERROR,
                     "%s: Setting maximum tx power failed for 5.0 GHz band",
                     __func__);
              return -EIO;
           }

           break;
        }
        case WE_SET_HIGHER_DTIM_TRANSITION:
        {
            if(!((set_value == eANI_BOOLEAN_FALSE) ||
                          (set_value == eANI_BOOLEAN_TRUE)))
            {
                hddLog(LOGE, "Dynamic DTIM Incorrect data:%d", set_value);
                ret = -EINVAL;
            }
            else
            {
                if(pAdapter->higherDtimTransition != set_value)
                {
                    pAdapter->higherDtimTransition = set_value;
                    hddLog(LOG1, "%s: higherDtimTransition set to :%d", __func__, pAdapter->higherDtimTransition);
                }
            }

           break;
        }

        case WE_SET_TM_LEVEL:
        {
           hdd_context_t *hddCtxt = WLAN_HDD_GET_CTX(pAdapter);
           hddLog(VOS_TRACE_LEVEL_INFO, "Set Thermal Mitigation Level %d", (int)set_value);
           hddDevTmLevelChangedHandler(hddCtxt->parent_dev, set_value);

           break;
        }

        case WE_ENABLE_STRICT_FCC_REG:
        {
           hdd_context_t *hddCtxt = WLAN_HDD_GET_CTX(pAdapter);
           struct wiphy *wiphy = NULL;
           long lrc;
           int status;

           wiphy = hddCtxt->wiphy;
           if(wiphy == NULL)
           {
               hddLog(VOS_TRACE_LEVEL_ERROR,"%s: wiphy is NULL ", __func__);
               break;
           }
           init_completion(&hddCtxt->wiphy_channel_update_event);

           hddCtxt->nEnableStrictRegulatoryForFCC = set_value;

           status = regulatory_hint(wiphy, "00");
           if(status < 0)
           {
               hddLog(VOS_TRACE_LEVEL_ERROR,"%s: Failure in setting regulatory rule ", __func__);
               break;
           }

           /* Wait for completion */
           lrc = wait_for_completion_interruptible_timeout(&hddCtxt->wiphy_channel_update_event,
                                       msecs_to_jiffies(WLAN_WAIT_TIME_CHANNEL_UPDATE));
           if (lrc <= 0)
           {
               hddLog(VOS_TRACE_LEVEL_ERROR,"%s: SME %s while setting strict FCC regulatory rule ",
                      __func__, (0 == lrc) ? "Timeout" : "Interrupt");
               return (0 == lrc) ? -ETIMEDOUT : -EINTR;
           }
           hddLog(VOS_TRACE_LEVEL_INFO,"%s: SUCCESS in setting strict FCC regulatory rule", __func__);

           break;
        }
        case WE_SET_DEBUG_LOG:
        {
           hdd_context_t *pHddCtx = WLAN_HDD_GET_CTX(pAdapter);
           pHddCtx->cfg_ini->gEnableDebugLog = set_value;
           sme_UpdateConnectDebug(pHddCtx->hHal, set_value);
           break;
        }
#ifdef FEATURE_WLAN_TDLS
        case WE_SET_TDLS_OFF_CHAN:
        {
           hdd_context_t *pHddCtx = WLAN_HDD_GET_CTX(pAdapter);
           VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_INFO, "%s: Tdls offchannel num %d",
                     __func__, set_value);
           ret = iw_set_tdlsoffchannel(pHddCtx, set_value);
           break;
        }
        case WE_SET_TDLS_SEC_OFF_CHAN_OFFSET:
        {
           hdd_context_t *pHddCtx = WLAN_HDD_GET_CTX(pAdapter);
           VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_INFO, "%s: Tdls sec offchan offset %d",
                     __func__, set_value);
           ret = iw_set_tdlssecoffchanneloffset(pHddCtx, set_value);
           break;
        }
        case WE_SET_TDLS_OFF_CHAN_MODE:
        {
           VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_INFO, "%s: Tdls offchannel mode %d",
                     __func__, set_value);
           ret = iw_set_tdlsoffchannelmode(pAdapter, set_value);
           break;
        }
#endif
        case WE_SET_SCAN_BAND_PREFERENCE:
        {
            tSmeConfigParams smeConfig;
            memset(&smeConfig, 0x00, sizeof(smeConfig));
            if(pAdapter->device_mode != WLAN_HDD_INFRA_STATION) {
                ret = -EINVAL;
                break;
            }
            hddLog(LOG1, "WE_SET_BAND_PREFERRENCE val %d ", set_value);

            if (eCSR_BAND_ALL == set_value ||
                    eCSR_BAND_24 == set_value || eCSR_BAND_5G == set_value) {
                sme_GetConfigParam(hHal, &smeConfig);
                smeConfig.csrConfig.scanBandPreference = set_value;

                VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_INFO,
                        "set band scan preference = %d\n",
                        smeConfig.csrConfig.scanBandPreference);

                sme_UpdateConfig(hHal, &smeConfig);
            }
            else {
                ret = -EINVAL;
            }
            break;
        }

        default:
        {
            hddLog(LOGE, "Invalid IOCTL setvalue command %d value %d",
                sub_cmd, set_value);
            break;
        }
    }

    return ret;
}

static int iw_setint_getnone(struct net_device *dev,
                             struct iw_request_info *info,
                             union iwreq_data *wrqu, char *extra)
{
    int ret;

    vos_ssr_protect(__func__);
    ret = __iw_setint_getnone(dev, info, wrqu, extra);
    vos_ssr_unprotect(__func__);

    return 0;
}
/* set param sub-ioctls */
static int __iw_setchar_getnone(struct net_device *dev,
                                struct iw_request_info *info,
                                union iwreq_data *wrqu, char *extra)
{
    VOS_STATUS vstatus;
    int sub_cmd;
    int ret = 0; /* success */
    char *pBuffer = NULL;
    hdd_adapter_t *pAdapter;
    hdd_context_t *pHddCtx;
#ifdef WLAN_FEATURE_VOWIFI
    hdd_config_t  *pConfig;
#endif /* WLAN_FEATURE_VOWIFI */
    struct iw_point s_priv_data;
    tSirpkt80211 *pkt;

    pAdapter = (netdev_priv(dev));
    if (NULL == pAdapter)
    {
        VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                  "%s: Adapter is NULL",__func__);
        return -EINVAL;
    }

    pHddCtx = WLAN_HDD_GET_CTX(pAdapter);
    ret = wlan_hdd_validate_context(pHddCtx);
    if (0 != ret)
    {
        VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                  "%s: HDD context is not valid",__func__);
        return ret;
    }
#ifdef WLAN_FEATURE_VOWIFI
    pConfig = pHddCtx->cfg_ini;
#endif
    /* helper function to get iwreq_data with compat handling. */
    if (hdd_priv_get_data(&s_priv_data, wrqu))
    {
       return -EINVAL;
    }

    /* make sure all params are correctly passed to function */
    if ((NULL == s_priv_data.pointer) || (0 == s_priv_data.length))
    {
       return -EINVAL;
    }

    sub_cmd = s_priv_data.flags;

    /* ODD number is used for set, copy data using copy_from_user */
    pBuffer = mem_alloc_copy_from_user_helper(s_priv_data.pointer,
                                               s_priv_data.length);
    if (NULL == pBuffer)
    {
        VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                  "mem_alloc_copy_from_user_helper fail");
        return -ENOMEM;
    }

    VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_INFO,
              "%s: Received length %d", __func__, s_priv_data.length);
    VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_INFO,
              "%s: Received data %s", __func__, pBuffer);

    switch(sub_cmd)
    {
       case WE_WOWL_ADD_PTRN:
          VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_INFO, "ADD_PTRN");
          hdd_add_wowl_ptrn(pAdapter, pBuffer);
          break;
       case WE_WOWL_DEL_PTRN:
          VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_INFO, "DEL_PTRN");
          hdd_del_wowl_ptrn(pAdapter, pBuffer);
          break;
#if defined WLAN_FEATURE_VOWIFI
       case WE_NEIGHBOR_REPORT_REQUEST:
          {
             tRrmNeighborReq neighborReq;
             tRrmNeighborRspCallbackInfo callbackInfo;

             if (pConfig->fRrmEnable)
             {
                VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_INFO, "Neighbor Request");
                neighborReq.no_ssid = (s_priv_data.length - 1) ? false : true ;
                if( !neighborReq.no_ssid )
                {
                   neighborReq.ssid.length = (s_priv_data.length - 1) > 32 ? 32 : (s_priv_data.length - 1) ;
                   vos_mem_copy( neighborReq.ssid.ssId, pBuffer, neighborReq.ssid.length );
                }

                callbackInfo.neighborRspCallback = NULL;
                callbackInfo.neighborRspCallbackContext = NULL;
                callbackInfo.timeout = 5000;   //5 seconds
                sme_NeighborReportRequest(  WLAN_HDD_GET_HAL_CTX(pAdapter), pAdapter->sessionId, &neighborReq, &callbackInfo );
             }
             else
             {
                hddLog(LOGE, "%s: Ignoring neighbor request as RRM is not enabled", __func__);
                ret = -EINVAL;
             }
          }
          break;
#endif
       case WE_SET_AP_WPS_IE:
          hddLog( LOGE, "Received WE_SET_AP_WPS_IE" );
          sme_updateP2pIe( WLAN_HDD_GET_HAL_CTX(pAdapter), pBuffer, s_priv_data.length );
          break;
       case WE_SET_CONFIG:
          vstatus = hdd_execute_config_command(pHddCtx, pBuffer);
          if (VOS_STATUS_SUCCESS != vstatus)
          {
             ret = -EINVAL;
          }
          break;
       case WE_SET_ENCRYPT_MSG:
          pkt = vos_mem_malloc(sizeof(tSirpkt80211));
          if (NULL == pkt)
          {
              hddLog(VOS_TRACE_LEVEL_ERROR,
                      "%s: vos_mem_alloc failed", __func__);
              return -ENOMEM;
          }

          memset(pkt, 0, sizeof(tSirpkt80211));

          if (FALSE == sme_IsFeatureSupportedByFW(DISA)) {
              hddLog(VOS_TRACE_LEVEL_ERROR,
                      FL("Firmware is not DISA capable"));
              ret = -EINVAL;
              vos_mem_free(pkt);
              break;
          }

          parse_Bufferforpkt(pkt, pBuffer, wrqu->data.length);

          ret = sme_Encryptmsgsend(pHddCtx->hHal, (u8 *)pkt,
                  sizeof(tSirpkt80211), hdd_encrypt_msg_cb);
          if (eHAL_STATUS_SUCCESS != ret) {
              hddLog(VOS_TRACE_LEVEL_ERROR,
                      FL("SENDEncryptMSG: fail to post WDA cmd"));
              ret = -EINVAL;
          }
          vos_mem_free(pkt);

          break;

       default:
       {
           hddLog(LOGE, "%s: Invalid sub command %d",__func__, sub_cmd);
           ret = -EINVAL;
           break;
       }
    }
    kfree(pBuffer);
    return ret;
}

static int iw_setchar_getnone(struct net_device *dev,
                              struct iw_request_info *info,
                              union iwreq_data *wrqu, char *extra)
{
    int ret;

    vos_ssr_protect(__func__);
    ret = __iw_setchar_getnone(dev, info, wrqu, extra);
    vos_ssr_unprotect(__func__);

    return ret;
}

/* get param sub-ioctls */
static int __iw_setnone_getint(struct net_device *dev,
                               struct iw_request_info *info,
                               union iwreq_data *wrqu, char *extra)
{
    hdd_adapter_t *pAdapter;
    tHalHandle hHal;
    hdd_context_t *pHddCtx;
    int *value = (int *)extra;
    int ret = 0; /* success */
    tSmeConfigParams smeConfig;

    pAdapter = WLAN_HDD_GET_PRIV_PTR(dev);
    if (NULL == pAdapter)
    {
        VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                  "%s: Adapter is NULL",__func__);
        return -EINVAL;
    }
    pHddCtx = WLAN_HDD_GET_CTX(pAdapter);
    ret = wlan_hdd_validate_context(pHddCtx);
    if (0 != ret)
    {
        if (__ratelimit(&hdd_ioctl_timeout_rs))
        {
            VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_FATAL,
                      "%s:Hdd context is not valid", __func__);
        }
        return ret;
    }
    hHal = WLAN_HDD_GET_HAL_CTX(pAdapter);
    if (NULL == hHal)
    {
        VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                  "%s: Hal Context is NULL",__func__);
        return -EINVAL;
    }

    switch (value[0])
    {
        case WE_GET_11D_STATE:
        {
           tSmeConfigParams smeConfig;
           sme_GetConfigParam(hHal,&smeConfig);

           *value = smeConfig.csrConfig.Is11dSupportEnabled;

            VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_INFO, ("11D state=%d!!"),*value);

           break;
        }

        case WE_IBSS_STATUS:
           VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_INFO, "****Return IBSS Status*****");
           break;

        case WE_PMC_STATE:
        {
             *value = pmcGetPmcState(hHal);
             VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_INFO, ("PMC state=%d!!"),*value);
             break;
        }
        case WE_GET_WLAN_DBG:
        {
           vos_trace_display();
           *value = 0;
           break;
        }
        case WE_GET_MAX_ASSOC:
        {
            if (ccmCfgGetInt(hHal, WNI_CFG_ASSOC_STA_LIMIT, (tANI_U32 *)value) != eHAL_STATUS_SUCCESS)
            {
                VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_WARN,
                      FL("failed to get ini parameter, WNI_CFG_ASSOC_STA_LIMIT"));
                ret = -EIO;
            }
#ifdef WLAN_SOFTAP_VSTA_FEATURE
            if (pHddCtx->cfg_ini->fEnableVSTASupport)
            {
                if (*value > VSTA_NUM_ASSOC_STA)
                {
                    *value = VSTA_NUM_ASSOC_STA;
                }
                if ((pHddCtx->hddAdapters.count > VSTA_NUM_RESV_SELFSTA) &&
                    (*value > (VSTA_NUM_ASSOC_STA -
                             (pHddCtx->hddAdapters.count - VSTA_NUM_RESV_SELFSTA))))
                {
                    *value = (VSTA_NUM_ASSOC_STA -
                             (pHddCtx->hddAdapters.count - VSTA_NUM_RESV_SELFSTA));
                }
            }
            else
#endif
            {
                if (*value > NUM_ASSOC_STA)
                {
                    *value = NUM_ASSOC_STA;
                }
                if ((pHddCtx->hddAdapters.count > NUM_RESV_SELFSTA) &&
                    (*value > (NUM_ASSOC_STA -
                              (pHddCtx->hddAdapters.count - NUM_RESV_SELFSTA))))
                {
                    *value = (NUM_ASSOC_STA -
                             (pHddCtx->hddAdapters.count - NUM_RESV_SELFSTA));
                }
            }
            break;
        }

        case WE_GET_WDI_DBG:
        {
           wpalTraceDisplay();
           *value = 0;
           break;
        }

        case WE_GET_SAP_AUTO_CHANNEL_SELECTION:
        {
            *value = (WLAN_HDD_GET_CTX(pAdapter))->cfg_ini->apAutoChannelSelection;
            break;
        }
        case WE_GET_CONCURRENCY_MODE:
        {
           *value = hdd_get_concurrency_mode ( );

           VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_INFO, ("concurrency mode=%d"),*value);
           break;
        }

        case WE_GET_SCAN_BAND_PREFERENCE:
        {
            sme_GetConfigParam(hHal, &smeConfig);
            *value = smeConfig.csrConfig.scanBandPreference;

            VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_INFO,
                      "scanBandPreference = %d\n", *value);
            break;
        }

        default:
        {
            hddLog(LOGE, "Invalid IOCTL get_value command %d ",value[0]);
            break;
        }
    }

    return ret;
}

static int iw_setnone_getint(struct net_device *dev,
                             struct iw_request_info *info,
                             union iwreq_data *wrqu, char *extra)
{
    int ret;

    vos_ssr_protect(__func__);
    ret = __iw_setnone_getint(dev, info, wrqu, extra);
    vos_ssr_unprotect(__func__);

    return ret;

}
/* set param sub-ioctls */
int __iw_set_three_ints_getnone(struct net_device *dev,
                                struct iw_request_info *info,
                                union iwreq_data *wrqu, char *extra)
{
    hdd_adapter_t *pAdapter;
    hdd_context_t *pHddCtx;
    int *value = (int *)extra;
    int sub_cmd = value[0];
    int ret = 0;

    pAdapter = WLAN_HDD_GET_PRIV_PTR(dev);
    if (NULL == pAdapter)
    {
        VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                  "%s: Adapter is NULL",__func__);
        return -EINVAL;
    }
    pHddCtx = WLAN_HDD_GET_CTX(pAdapter);
    ret = wlan_hdd_validate_context(pHddCtx);
    if (0 != ret)
    {
        VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                  "%s: HDD context is not valid",__func__);
        return ret;
    }
    switch(sub_cmd)
    {
        case WE_SET_WLAN_DBG:
        {
            vos_trace_setValue( value[1], value[2], value[3]);
            break;
        }
        case WE_SET_WDI_DBG:
        {
            wpalTraceSetLevel( value[1], value[2], value[3]);
            break;
        }
        case WE_SET_SAP_CHANNELS:
        {
            ret = iw_softap_set_channel_range( dev, value[1], value[2], value[3]);
            break;
        }

        default:
        {
            hddLog(LOGE, "%s: Invalid IOCTL command %d", __func__, sub_cmd );
            break;
        }
    }
    return ret;
}

int iw_set_three_ints_getnone(struct net_device *dev,
                              struct iw_request_info *info,
                              union iwreq_data *wrqu, char *extra)
{
    int ret;

    vos_ssr_protect(__func__);
    ret = __iw_set_three_ints_getnone(dev, info, wrqu, extra);
    vos_ssr_unprotect(__func__);

    return ret;
}

static int __iw_get_char_setnone(struct net_device *dev,
                                 struct iw_request_info *info,
                                 union iwreq_data *wrqu, char *extra)
{
    hdd_adapter_t *pAdapter;
    int sub_cmd = wrqu->data.flags;
    hdd_context_t *pHddCtx;
    int ret = 0;
#ifdef WLAN_FEATURE_11W
    hdd_wext_state_t *pWextState;
#endif

    pAdapter = WLAN_HDD_GET_PRIV_PTR(dev);
    if (pAdapter == NULL)
    {
         VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                   "%s: pAdapter is NULL!", __func__);
         return -EINVAL;
    }
    pHddCtx = WLAN_HDD_GET_CTX(pAdapter);
    ret = wlan_hdd_validate_context(pHddCtx);
    if (0 != ret)
    {
        VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                  "%s: HDD context is not valid",__func__);
        return ret;
    }
#ifdef WLAN_FEATURE_11W
    pWextState = WLAN_HDD_GET_WEXT_STATE_PTR(pAdapter);
    if (NULL == pWextState)
    {
        VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                  "%s: pWextState is NULL",__func__);
        return -EINVAL;
    }
#endif

    switch(sub_cmd)
    {
        case WE_WLAN_VERSION:
        {
            hdd_wlan_get_version(pAdapter, wrqu, extra);
            break;
        }

        case WE_GET_STATS:
        {
            tHalHandle hHal = NULL;
            tpAniSirGlobal pMac = NULL;
            hdd_context_t *pHddCtx = WLAN_HDD_GET_CTX(pAdapter);
            hdd_tx_rx_stats_t *pStats = &pAdapter->hdd_stats.hddTxRxStats;
            hdd_chip_reset_stats_t *pResetStats = &pHddCtx->hddChipResetStats;


            snprintf(extra, WE_MAX_STR_LEN,
                     "\nTransmit"
                     "\ncalled %u, dropped %u, backpressured %u, queued %u"
                     "\n      dropped BK %u, BE %u, VI %u, VO %u"
                     "\n   classified BK %u, BE %u, VI %u, VO %u"
                     "\nbackpressured BK %u, BE %u, VI %u, VO %u"
                     "\n       queued BK %u, BE %u, VI %u, VO %u"
                     "\nfetched %u, empty %u, lowres %u, deqerr %u"
                     "\ndequeued %u, depressured %u, deque-depressured %u, completed %u, flushed %u"
                     "\n      fetched BK %u, BE %u, VI %u, VO %u"
                     "\n     dequeued BK %u, BE %u, VI %u, VO %u"
                     "\n  depressured BK %u, BE %u, VI %u, VO %u"
                     "\nDeque depressured BK %u, BE %u, VI %u, VO %u"
                     "\n      flushed BK %u, BE %u, VI %u, VO %u"
                     "\n\nReceive"
                     "\nchains %u, packets %u, dropped %u, delivered %u, refused %u"
                     "\n\nResetsStats"
                     "\n TotalLogp %u Cmd53 %u MutexRead %u  MIF-Error %u FW-Heartbeat %u Others %u"
                     "\n",
                     pStats->txXmitCalled,
                     pStats->txXmitDropped,
                     pStats->txXmitBackPressured,
                     pStats->txXmitQueued,

                     pStats->txXmitDroppedAC[WLANTL_AC_BK],
                     pStats->txXmitDroppedAC[WLANTL_AC_BE],
                     pStats->txXmitDroppedAC[WLANTL_AC_VI],
                     pStats->txXmitDroppedAC[WLANTL_AC_VO],

                     pStats->txXmitClassifiedAC[WLANTL_AC_BK],
                     pStats->txXmitClassifiedAC[WLANTL_AC_BE],
                     pStats->txXmitClassifiedAC[WLANTL_AC_VI],
                     pStats->txXmitClassifiedAC[WLANTL_AC_VO],

                     pStats->txXmitBackPressuredAC[WLANTL_AC_BK],
                     pStats->txXmitBackPressuredAC[WLANTL_AC_BE],
                     pStats->txXmitBackPressuredAC[WLANTL_AC_VI],
                     pStats->txXmitBackPressuredAC[WLANTL_AC_VO],

                     pStats->txXmitQueuedAC[WLANTL_AC_BK],
                     pStats->txXmitQueuedAC[WLANTL_AC_BE],
                     pStats->txXmitQueuedAC[WLANTL_AC_VI],
                     pStats->txXmitQueuedAC[WLANTL_AC_VO],

                     pStats->txFetched,
                     pStats->txFetchEmpty,
                     pStats->txFetchLowResources,
                     pStats->txFetchDequeueError,

                     pStats->txFetchDequeued,
                     pStats->txFetchDePressured,
                     pStats->txDequeDePressured,
                     pStats->txCompleted,
                     pStats->txFlushed,

                     pStats->txFetchedAC[WLANTL_AC_BK],
                     pStats->txFetchedAC[WLANTL_AC_BE],
                     pStats->txFetchedAC[WLANTL_AC_VI],
                     pStats->txFetchedAC[WLANTL_AC_VO],

                     pStats->txFetchDequeuedAC[WLANTL_AC_BK],
                     pStats->txFetchDequeuedAC[WLANTL_AC_BE],
                     pStats->txFetchDequeuedAC[WLANTL_AC_VI],
                     pStats->txFetchDequeuedAC[WLANTL_AC_VO],

                     pStats->txFetchDePressuredAC[WLANTL_AC_BK],
                     pStats->txFetchDePressuredAC[WLANTL_AC_BE],
                     pStats->txFetchDePressuredAC[WLANTL_AC_VI],
                     pStats->txFetchDePressuredAC[WLANTL_AC_VO],

                     pStats->txDequeDePressuredAC[WLANTL_AC_BK],
                     pStats->txDequeDePressuredAC[WLANTL_AC_BE],
                     pStats->txDequeDePressuredAC[WLANTL_AC_VI],
                     pStats->txDequeDePressuredAC[WLANTL_AC_VO],

                     pStats->txFlushedAC[WLANTL_AC_BK],
                     pStats->txFlushedAC[WLANTL_AC_BE],
                     pStats->txFlushedAC[WLANTL_AC_VI],
                     pStats->txFlushedAC[WLANTL_AC_VO],

                     pStats->rxChains,
                     pStats->rxPackets,
                     pStats->rxDropped,
                     pStats->rxDelivered,
                     pStats->rxRefused,

                     pResetStats->totalLogpResets,
                     pResetStats->totalCMD53Failures,
                     pResetStats->totalMutexReadFailures,
                     pResetStats->totalMIFErrorFailures,
                     pResetStats->totalFWHearbeatFailures,
                     pResetStats->totalUnknownExceptions
                     );
            wrqu->data.length = strlen(extra);

            hHal = WLAN_HDD_GET_HAL_CTX( pAdapter );

            if (hHal)
                pMac = PMAC_STRUCT( hHal );

            if (pMac && (wrqu->data.length < WE_MAX_STR_LEN)) {
                __u32 pmmStatsLength = WE_MAX_STR_LEN - wrqu->data.length;
                snprintf(extra+wrqu->data.length, pmmStatsLength,
                        "\n BMPS sleepcnt %lld, BMPS awakecnt %lld"
                        "\n BMPS sleepreqfailcnt %lld, BMPS wakeupreqfailcnt %lld"
                        "\n IMPS sleepcnt %lld, IMPS awakecnt %lld"
                        "\n IMPS sleepreqfailcnt %lld, IMPS wakeupreqfailcnt %lld, IMPS lasterr %lld"
                        "\n",
                        pMac->pmm.BmpscntSleep,
                        pMac->pmm.BmpscntAwake,
                        pMac->pmm.BmpsSleeReqFailCnt,
                        pMac->pmm.BmpsWakeupReqFailCnt,
                        pMac->pmm.ImpsCntSleep,
                        pMac->pmm.ImpsCntAwake,
                        pMac->pmm.ImpsSleepErrCnt,
                        pMac->pmm.ImpsWakeupErrCnt,
                        pMac->pmm.ImpsLastErr
                        );
            }

            wrqu->data.length = strlen(extra)+1;
            break;
        }

/* The case prints the current state of the HDD, SME, CSR, PE, TL
   *it can be extended for WDI Global State as well.
   *And currently it only checks P2P_CLIENT adapter.
   *P2P_DEVICE and P2P_GO have not been added as of now.
*/
        case WE_GET_STATES:
        {
            int buf = 0, len = 0;
            int adapter_num = 0;
            int count = 0, check = 1;

            tANI_U16 tlState;
            tHalHandle hHal = NULL;
            tpAniSirGlobal pMac = NULL;
            hdd_station_ctx_t *pHddStaCtx = NULL;

            hdd_context_t *pHddCtx = WLAN_HDD_GET_CTX( pAdapter );
            hdd_adapter_t *useAdapter = NULL;

            /* Print wlan0 or p2p0 states based on the adapter_num
              *by using the correct adapter
            */
            while ( adapter_num < 2 )
            {
                if ( WLAN_ADAPTER == adapter_num )
                {
                    useAdapter = pAdapter;
                    buf = scnprintf(extra + len, WE_MAX_STR_LEN - len,
                            "\n\n wlan0 States:-");
                    len += buf;
                }
                else if ( P2P_ADAPTER == adapter_num )
                {
                    buf = scnprintf(extra + len, WE_MAX_STR_LEN - len,
                            "\n\n p2p0 States:-");
                    len += buf;

                    if( !pHddCtx )
                    {
                        buf = scnprintf(extra + len, WE_MAX_STR_LEN - len,
                                "\n pHddCtx is NULL");
                        len += buf;
                        break;
                    }

                    /*Printing p2p0 states only in the case when the device is
                      configured as a p2p_client*/
                    useAdapter = hdd_get_adapter(pHddCtx, WLAN_HDD_P2P_CLIENT);
                    if ( !useAdapter )
                    {
                        buf = scnprintf(extra + len, WE_MAX_STR_LEN - len,
                                "\n Device not configured as P2P_CLIENT.");
                        len += buf;
                        break;
                    }
                }

                hHal = WLAN_HDD_GET_HAL_CTX( useAdapter );
                if (!hHal) {
                    buf = scnprintf(extra + len, WE_MAX_STR_LEN - len,
                                    "\n pMac is NULL");
                    len += buf;
                    break;
                }
                pMac = PMAC_STRUCT( hHal );
                if (!pMac) {
                    buf = scnprintf(extra + len, WE_MAX_STR_LEN - len,
                                    "\n pMac is NULL");
                    len += buf;
                    break;
                }
                pHddStaCtx = WLAN_HDD_GET_STATION_CTX_PTR( useAdapter );
                if( !pHddStaCtx )
                {
                    buf = scnprintf(extra + len,  WE_MAX_STR_LEN - len,
                            "\n pHddStaCtx is NULL");
                    len += buf;
                    break;
                }

                tlState = smeGetTLSTAState(hHal, pHddStaCtx->conn_info.staId[0]);

                buf = scnprintf(extra + len, WE_MAX_STR_LEN - len,
                        "\n HDD Conn State - %s "
                        "\n \n SME State:"
                        "\n Neighbour Roam State - %s"
                        "\n CSR State - %s"
                        "\n CSR Substate - %s"
                        "\n \n TL STA %d State: %s",
                        macTraceGetHDDWlanConnState(
                                pHddStaCtx->conn_info.connState),
                        macTraceGetNeighbourRoamState(
                                pMac->roam.neighborRoamInfo.neighborRoamState),
                        macTraceGetcsrRoamState(
                                pMac->roam.curState[useAdapter->sessionId]),
                        macTraceGetcsrRoamSubState(
                                pMac->roam.curSubState[useAdapter->sessionId]),
                        pHddStaCtx->conn_info.staId[0],
                        macTraceGetTLState(tlState)
                        );
                len += buf;
                adapter_num++;
            }

            if (pMac) {
                /* Printing Lim State starting with global lim states */
                buf = scnprintf(extra + len, WE_MAX_STR_LEN - len,
                        "\n \n LIM STATES:-"
                        "\n Global Sme State - %s "\
                        "\n Global mlm State - %s "\
                        "\n",
                        macTraceGetLimSmeState(pMac->lim.gLimSmeState),
                        macTraceGetLimMlmState(pMac->lim.gLimMlmState)
                        );
                len += buf;

                /*printing the PE Sme and Mlm states for valid lim sessions*/
                while ( check < 3 && count < 255)
                {
                    if ( pMac->lim.gpSession[count].valid )
                    {
                        buf = scnprintf(extra + len, WE_MAX_STR_LEN - len,
                        "\n Lim Valid Session %d:-"
                        "\n PE Sme State - %s "
                        "\n PE Mlm State - %s "
                        "\n",
                        check,
                        macTraceGetLimSmeState(pMac->lim.gpSession[count].limSmeState),
                        macTraceGetLimMlmState(pMac->lim.gpSession[count].limMlmState)
                        );

                        len += buf;
                        check++;
                    }
                    count++;
                }
            }

            wrqu->data.length = strlen(extra)+1;
            break;
        }

        case WE_GET_CFG:
        {
            hdd_cfg_get_config(WLAN_HDD_GET_CTX(pAdapter), extra, WE_MAX_STR_LEN);
            wrqu->data.length = strlen(extra)+1;
            break;
        }
#ifdef WLAN_FEATURE_11AC
        case WE_GET_RSSI:
        {
            v_S7_t s7Rssi = 0;
            wlan_hdd_get_rssi(pAdapter, &s7Rssi);
            snprintf(extra, WE_MAX_STR_LEN, "rssi=%d",s7Rssi);
            wrqu->data.length = strlen(extra)+1;
            break;
        }
#endif

#if defined WLAN_FEATURE_VOWIFI_11R || defined FEATURE_WLAN_ESE || defined(FEATURE_WLAN_LFR)
        case WE_GET_ROAM_RSSI:
        {
            v_S7_t s7Rssi = 0;
            wlan_hdd_get_roam_rssi(pAdapter, &s7Rssi);
            snprintf(extra, WE_MAX_STR_LEN, "rssi=%d", s7Rssi);
            wrqu->data.length = strlen(extra)+1;
            break;
        }
#endif
        case WE_GET_WMM_STATUS:
        {
            snprintf(extra, WE_MAX_STR_LEN,
                    "\nDir: 0=up, 1=down, 3=both\n"
                    "|------------------------|\n"
                    "|AC | ACM |Admitted| Dir |\n"
                    "|------------------------|\n"
                    "|VO |  %d  |  %3s   |  %d  |\n"
                    "|VI |  %d  |  %3s   |  %d  |\n"
                    "|BE |  %d  |  %3s   |  %d  |\n"
                    "|BK |  %d  |  %3s   |  %d  |\n"
                    "|------------------------|\n",
                    pAdapter->hddWmmStatus.wmmAcStatus[WLANTL_AC_VO].wmmAcAccessRequired,
                    pAdapter->hddWmmStatus.wmmAcStatus[WLANTL_AC_VO].wmmAcAccessAllowed?"YES":"NO",
                    pAdapter->hddWmmStatus.wmmAcStatus[WLANTL_AC_VO].wmmAcTspecInfo.ts_info.direction,
                    pAdapter->hddWmmStatus.wmmAcStatus[WLANTL_AC_VI].wmmAcAccessRequired,
                    pAdapter->hddWmmStatus.wmmAcStatus[WLANTL_AC_VI].wmmAcAccessAllowed?"YES":"NO",
                    pAdapter->hddWmmStatus.wmmAcStatus[WLANTL_AC_VI].wmmAcTspecInfo.ts_info.direction,
                    pAdapter->hddWmmStatus.wmmAcStatus[WLANTL_AC_BE].wmmAcAccessRequired,
                    pAdapter->hddWmmStatus.wmmAcStatus[WLANTL_AC_BE].wmmAcAccessAllowed?"YES":"NO",
                    pAdapter->hddWmmStatus.wmmAcStatus[WLANTL_AC_BE].wmmAcTspecInfo.ts_info.direction,
                    pAdapter->hddWmmStatus.wmmAcStatus[WLANTL_AC_BK].wmmAcAccessRequired,
                    pAdapter->hddWmmStatus.wmmAcStatus[WLANTL_AC_BK].wmmAcAccessAllowed?"YES":"NO",
                    pAdapter->hddWmmStatus.wmmAcStatus[WLANTL_AC_BK].wmmAcTspecInfo.ts_info.direction);


            wrqu->data.length = strlen(extra)+1;
            break;
        }
        case WE_GET_CHANNEL_LIST:
        {
            VOS_STATUS status;
            v_U8_t i, len;
            char* buf ;
            tANI_U8 pBuf[COUNTRY_CODE_LEN];
            tANI_U8 uBufLen = COUNTRY_CODE_LEN;
            hdd_context_t *pHddCtx = WLAN_HDD_GET_CTX( pAdapter );
            tChannelListInfo channel_list;

            memset(&channel_list, 0, sizeof(channel_list));
            status = iw_softap_get_channel_list(dev, info, wrqu, (char *)&channel_list);
            if ( !VOS_IS_STATUS_SUCCESS( status ) )
            {
                hddLog(VOS_TRACE_LEVEL_ERROR, "%s GetChannelList Failed!!!",__func__);
                return -EINVAL;
            }
            buf = extra;

            /**
             * Maximum channels = WNI_CFG_VALID_CHANNEL_LIST_LEN. Maximum buffer
             * needed = 5 * number of channels. Check ifsufficient
             * buffer is available and then proceed to fill the buffer.
             */
            if(WE_MAX_STR_LEN < (5 * WNI_CFG_VALID_CHANNEL_LIST_LEN))
            {
                hddLog(VOS_TRACE_LEVEL_ERROR,
                        "%s Insufficient Buffer to populate channel list",
                            __func__);
                return -EINVAL;
            }
            len = scnprintf(buf, WE_MAX_STR_LEN, "%u ",
                    channel_list.num_channels);
            if( eHAL_STATUS_SUCCESS ==  sme_GetCountryCode(pHddCtx->hHal, pBuf, &uBufLen))
            {
              //Printing Country code in getChannelList
               for(i= 0; i < COUNTRY_CODE_LEN; i++)
               {
                   len += scnprintf(buf + len, WE_MAX_STR_LEN - len,
                                   "%c ", pBuf[i]);
               }
            }
            for(i = 0 ; i < channel_list.num_channels; i++)
            {
                len += scnprintf(buf + len, WE_MAX_STR_LEN - len,
                               "%u ", channel_list.channels[i]);
            }
            wrqu->data.length = strlen(extra)+1;

            break;
        }
#ifdef FEATURE_WLAN_TDLS
        case WE_GET_TDLS_PEERS:
        {
            wrqu->data.length = wlan_hdd_tdls_get_all_peers(pAdapter, extra, WE_MAX_STR_LEN)+1;
            break;
        }
#endif
#ifdef WLAN_FEATURE_11W
       case WE_GET_11W_INFO:
       {
           hddLog(LOGE, "WE_GET_11W_ENABLED = %d",  pWextState->roamProfile.MFPEnabled );

           snprintf(extra, WE_MAX_STR_LEN,
                    "\n BSSID %02X:%02X:%02X:%02X:%02X:%02X, Is PMF Assoc? %d"
                    "\n Number of Unprotected Disassocs %d"
                    "\n Number of Unprotected Deauths %d",
                    (*pWextState->roamProfile.BSSIDs.bssid)[0], (*pWextState->roamProfile.BSSIDs.bssid)[1],
                    (*pWextState->roamProfile.BSSIDs.bssid)[2], (*pWextState->roamProfile.BSSIDs.bssid)[3],
                    (*pWextState->roamProfile.BSSIDs.bssid)[4], (*pWextState->roamProfile.BSSIDs.bssid)[5],
                    pWextState->roamProfile.MFPEnabled, pAdapter->hdd_stats.hddPmfStats.numUnprotDisassocRx,
                    pAdapter->hdd_stats.hddPmfStats.numUnprotDeauthRx);

           wrqu->data.length = strlen(extra)+1;
           break;
       }
#endif
        case WE_GET_SNR:
        {
            v_S7_t s7snr = 0;
            int status = 0;
            hdd_context_t *pHddCtx;
            hdd_station_ctx_t *pHddStaCtx;

            pHddCtx = WLAN_HDD_GET_CTX(pAdapter);
            status = wlan_hdd_validate_context(pHddCtx);
            if (0 != status)
            {
                hddLog(LOGE, "%s: getSNR: HDD context is not valid", __func__);
                return status;
            }

            pHddStaCtx = WLAN_HDD_GET_STATION_CTX_PTR(pAdapter);

            if (0 == pHddCtx->cfg_ini->fEnableSNRMonitoring ||
                eConnectionState_Associated != pHddStaCtx->conn_info.connState)
            {
                hddLog(LOGE, "%s: getSNR failed: Enable SNR Monitoring-%d,"
                       " ConnectionState-%d", __func__,
                       pHddCtx->cfg_ini->fEnableSNRMonitoring,
                       pHddStaCtx->conn_info.connState);
                return -ENONET;
            }

            /*update the stats in TL*/
            wlan_hdd_get_station_stats(pAdapter);
            wlan_hdd_get_snr(pAdapter, &s7snr);
            snprintf(extra, WE_MAX_STR_LEN, "snr=%d",s7snr);
            wrqu->data.length = strlen(extra) + 1;
            break;
        }

        default:
        {
            hddLog(LOGE, "%s: Invalid IOCTL command %d", __func__, sub_cmd );
            break;
        }
    }

    return 0;
}

static int iw_get_char_setnone(struct net_device *dev,
                               struct iw_request_info *info,
                               union iwreq_data *wrqu, char *extra)
{
    int ret;

    vos_ssr_protect(__func__);
    ret = __iw_get_char_setnone(dev, info, wrqu, extra);
    vos_ssr_unprotect(__func__);

    return ret;
}

/*  action sub-ioctls */
static int __iw_setnone_getnone(struct net_device *dev,
                                struct iw_request_info *info,
                                union iwreq_data *wrqu, char *extra)
{
    hdd_adapter_t *pAdapter;
    hdd_context_t *pHddCtx;
    int sub_cmd;
    int ret = 0; /* success */
    struct iw_point s_priv_data;

    pAdapter = WLAN_HDD_GET_PRIV_PTR(dev);
    if (NULL == pAdapter)
    {
        VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                  "%s: Adapter is NULL",__func__);
        return -EINVAL;
    }
    pHddCtx = WLAN_HDD_GET_CTX(pAdapter);
    ret = wlan_hdd_validate_context(pHddCtx);
    if (0 != ret)
    {
        VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                  "%s: HDD context is not valid",__func__);
        return ret;
    }
    /* helper function to get iwreq_data with compat handling. */
    if (hdd_priv_get_data(&s_priv_data, wrqu))
    {
      return -EINVAL;
    }

    sub_cmd = s_priv_data.flags;

    switch (sub_cmd)
    {
        case WE_CLEAR_STATS:
        {
            VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_INFO,"%s: clearing", __func__);
            memset(&pAdapter->stats, 0, sizeof(pAdapter->stats));
            memset(&pAdapter->hdd_stats, 0, sizeof(pAdapter->hdd_stats));
            break;
        }
        case WE_INIT_AP:
        {
          /*FIX ME: Need to be revisited if multiple SAPs to be supported */

          /* As Soft AP mode might been changed to STA already with
           * killing of Hostapd, need to find the adpater by name
           * rather than mode */
          hdd_adapter_t* pAdapter_to_stop =
                hdd_get_adapter_by_name(WLAN_HDD_GET_CTX(pAdapter), "softap.0");
          if( pAdapter_to_stop )
          {
              VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                       "Adapter with name softap.0 already "
                       "exist, ignoring the request.\nRemove the "
                       "adapter and try again\n");
              break;
          }
          pr_info("Init AP trigger\n");
          hdd_open_adapter( WLAN_HDD_GET_CTX(pAdapter), WLAN_HDD_SOFTAP, "softap.%d",
                 wlan_hdd_get_intf_addr( WLAN_HDD_GET_CTX(pAdapter) ),TRUE);
          break;
        }
        case WE_STOP_AP:
        {
           /*FIX ME: Need to be revisited if multiple SAPs to be supported */
           /* As Soft AP mode has been changed to STA already with killing of Hostapd,
            * this is a dead code and need to find the adpater by name rather than mode */
           hdd_adapter_t* pAdapter_to_stop =
                hdd_get_adapter_by_name(WLAN_HDD_GET_CTX(pAdapter), "softap.0");
           if( pAdapter_to_stop )
           {
               hdd_context_t *pHddCtx = WLAN_HDD_GET_CTX(pAdapter);

               pr_info("Stopping AP mode\n");

               if (TRUE == sme_IsPmcBmps(WLAN_HDD_GET_HAL_CTX(pAdapter)))
               {
                  /* EXIT BMPS as fw cannot handle DEL_STA when its in BMPS */
                  wlan_hdd_enter_bmps(pAdapter, DRIVER_POWER_MODE_ACTIVE);
               }

               /*Make sure that pAdapter cleaned properly*/
               hdd_stop_adapter( pHddCtx, pAdapter_to_stop, VOS_TRUE );
               hdd_deinit_adapter( pHddCtx, pAdapter_to_stop, TRUE);
               memset(&pAdapter_to_stop->sessionCtx, 0, sizeof(pAdapter_to_stop->sessionCtx));

               wlan_hdd_release_intf_addr(WLAN_HDD_GET_CTX(pAdapter),
                       pAdapter_to_stop->macAddressCurrent.bytes);
               hdd_close_adapter(WLAN_HDD_GET_CTX(pAdapter), pAdapter_to_stop,
                       TRUE);

               if (FALSE == sme_IsPmcBmps(WLAN_HDD_GET_HAL_CTX(pAdapter)))
               {
                  /* put the device back into BMPS */
                  wlan_hdd_enter_bmps(pAdapter, DRIVER_POWER_MODE_AUTO);
               }
           }
           else
           {
              printk(KERN_ERR"SAP adapter not found to stop it!\n");
           }

           break;
        }
#ifdef WLAN_BTAMP_FEATURE
        case WE_ENABLE_AMP:
        {
            VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_INFO,"%s: enabling AMP", __func__);
            WLANBAP_RegisterWithHCI(pAdapter);
            break;
        }
        case WE_DISABLE_AMP:
        {
            hdd_context_t *pHddCtx = WLAN_HDD_GET_CTX( pAdapter );
            VOS_STATUS status;

            VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_INFO,"%s: disabling AMP", __func__);

            pHddCtx = WLAN_HDD_GET_CTX( pAdapter );
            status = WLANBAP_StopAmp();
            if(VOS_STATUS_SUCCESS != status )
            {
               pHddCtx->isAmpAllowed = VOS_TRUE;
               hddLog(VOS_TRACE_LEVEL_FATAL,
                      "%s: Failed to stop AMP", __func__);
            }
            else
            {
               //a state m/c implementation in PAL is TBD to avoid this delay
               msleep(500);
               pHddCtx->isAmpAllowed = VOS_FALSE;
               WLANBAP_DeregisterFromHCI();
            }

            break;
        }
#endif
        case WE_ENABLE_DXE_STALL_DETECT:
        {
            tHalHandle hHal = WLAN_HDD_GET_HAL_CTX(pAdapter);
            sme_transportDebug(hHal, VOS_FALSE, VOS_TRUE);
            break;
        }
        case WE_DISPLAY_DXE_SNAP_SHOT:
        {
            tHalHandle hHal = WLAN_HDD_GET_HAL_CTX(pAdapter);
            sme_transportDebug(hHal, VOS_TRUE, VOS_FALSE);
            break;
        }
        case WE_DISPLAY_DATAPATH_SNAP_SHOT:
        {
            hddLog(LOGE, "%s: called %d",__func__, sub_cmd);
            hdd_wmm_tx_snapshot(pAdapter);
            WLANTL_TLDebugMessage(WLANTL_DEBUG_TX_SNAPSHOT);
            break;
        }

        case  WE_SET_REASSOC_TRIGGER:
        {
            hdd_adapter_t *pAdapter = WLAN_HDD_GET_PRIV_PTR(dev);
            tpAniSirGlobal pMac = WLAN_HDD_GET_HAL_CTX(pAdapter);
            v_U32_t roamId = 0;
            tCsrRoamModifyProfileFields modProfileFields;
            sme_GetModifyProfileFields(pMac, pAdapter->sessionId, &modProfileFields);
            sme_RoamReassoc(pMac, pAdapter->sessionId, NULL, modProfileFields, &roamId, 1);
            return 0;
        }

        case WE_STOP_OBSS_SCAN:
        {
            /* 1.OBSS Scan is mandatory while operating in 2.4GHz
               2.OBSS scan is stopped by Firmware during the disassociation
               3.OBSS stop comamnd is added for debugging purpose*/
            hdd_adapter_t *pAdapter = WLAN_HDD_GET_PRIV_PTR(dev);
            tpAniSirGlobal pMac;

            if (pAdapter == NULL)
            {
                VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                           " pAdapter is NULL ");
                return -EINVAL;
            }
            pMac = WLAN_HDD_GET_HAL_CTX(pAdapter);
            if (pMac == NULL)
            {
                VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                           " pMac is NULL ");
                return -EINVAL;
            }
            sme_HT40StopOBSSScan(pMac, pAdapter->sessionId);
        }
        break;
        case WE_DUMP_ROAM_TIMER_LOG:
        {
            vos_dump_roam_time_log_service();
            break;
        }

        case WE_RESET_ROAM_TIMER_LOG:
        {
            vos_reset_roam_timer_log();
            break;
        }
        default:
        {
            hddLog(LOGE, "%s: unknown ioctl %d", __func__, sub_cmd);
            break;
        }
    }

    return ret;
}

static int iw_setnone_getnone(struct net_device *dev,
                              struct iw_request_info *info,
                              union iwreq_data *wrqu, char *extra)
{
    int ret;

    vos_ssr_protect(__func__);
    ret = __iw_setnone_getnone(dev, info, wrqu, extra);
    vos_ssr_unprotect(__func__);

    return ret;
}

void hdd_wmm_tx_snapshot(hdd_adapter_t *pAdapter)
{
    /*
     * Function to display HDD WMM information
     * for Tx Queues.
     * Prints globala as well as per client depending
     * whether the clients are registered or not.
     */
    int i = 0, j = 0;
    v_CONTEXT_t pVosContext = ( WLAN_HDD_GET_CTX(pAdapter))->pvosContext;
    ptSapContext pSapCtx = VOS_GET_SAP_CB(pVosContext);

    for ( i=0; i< NUM_TX_QUEUES; i++)
    {
        spin_lock_bh(&pAdapter->wmm_tx_queue[i].lock);

        hddLog(LOGE, "HDD WMM TxQueue Info For AC: %d Count: %d PrevAdress:%p, NextAddress:%p",
               i, pAdapter->wmm_tx_queue[i].count,
               pAdapter->wmm_tx_queue[i].anchor.prev, pAdapter->wmm_tx_queue[i].anchor.next);
        spin_unlock_bh(&pAdapter->wmm_tx_queue[i].lock);
    }
    if(pSapCtx == NULL){
        VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                  FL("psapCtx is NULL"));
        return;
    }

    spin_lock_bh(&pSapCtx->staInfo_lock);
    for(i =0; i<WLAN_MAX_STA_COUNT; i++)
    {
        if(pSapCtx->aStaInfo[i].isUsed)
        {
             hddLog(LOGE, "******STAIndex: %d*********", i);
             for ( j=0; j< NUM_TX_QUEUES; j++)
             {
                spin_lock_bh(&pSapCtx->aStaInfo[i].wmm_tx_queue[j].lock);
                hddLog(LOGE, "HDD TxQueue Info For AC: %d Count: %d PrevAdress:%p, NextAddress:%p",
                       j, pSapCtx->aStaInfo[i].wmm_tx_queue[j].count,
                       pSapCtx->aStaInfo[i].wmm_tx_queue[j].anchor.prev,
                       pSapCtx->aStaInfo[i].wmm_tx_queue[j].anchor.next);
                spin_unlock_bh(&pSapCtx->aStaInfo[i].wmm_tx_queue[j].lock);
             }
        }
    }
    spin_unlock_bh(&pSapCtx->staInfo_lock);

}
static int __iw_set_var_ints_getnone(struct net_device *dev,
                                     struct iw_request_info *info,
                                     union iwreq_data *wrqu, char *extra)
{
    hdd_adapter_t *pAdapter;
    tHalHandle hHal;
    int sub_cmd;
    int *apps_args = (int *) extra;
    hdd_station_ctx_t *pStaCtx = NULL ;
    hdd_context_t *pHddCtx = NULL;
    hdd_ap_ctx_t  *pAPCtx = NULL;
    int cmd = 0;
    int staId = 0;
    int ret = 0;

    if (extra == NULL)
    {
        VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                  "%s: NULL extra buffer pointer", __func__);
        return -EINVAL;
    }
    pAdapter = WLAN_HDD_GET_PRIV_PTR(dev);
    if (NULL == pAdapter)
    {
        VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                  "%s: Adapter is NULL",__func__);
        return -EINVAL;
    }
    pHddCtx = WLAN_HDD_GET_CTX(pAdapter);
    ret = wlan_hdd_validate_context(pHddCtx);
    if (0 != ret)
    {
        VOS_TRACE( VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                    "%s: HDD context is Null", __func__);
        return ret;
    }
    hHal = WLAN_HDD_GET_HAL_CTX(pAdapter);
    if (NULL == hHal)
    {
        VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                  "%s: Hal Context is NULL",__func__);
        return -EINVAL;
    }
    sub_cmd = wrqu->data.flags;

    hddLog(LOG1, "%s: Received length %d", __func__, wrqu->data.length);


    if(( sub_cmd == WE_MCC_CONFIG_CREDENTIAL ) ||
        (sub_cmd == WE_MCC_CONFIG_PARAMS ))
    {
        if(( pAdapter->device_mode == WLAN_HDD_INFRA_STATION )||
           ( pAdapter->device_mode == WLAN_HDD_P2P_CLIENT ))
        {
            pStaCtx = WLAN_HDD_GET_STATION_CTX_PTR(pAdapter);
            staId = pStaCtx->conn_info.staId[0];
        }
        else if (( pAdapter->device_mode == WLAN_HDD_P2P_GO ) ||
                 ( pAdapter->device_mode == WLAN_HDD_SOFTAP ))
        {
            pAPCtx = WLAN_HDD_GET_AP_CTX_PTR(pAdapter);
            staId = pAPCtx->uBCStaId;
        }
        else
        {
            hddLog(LOGE, "%s: Device mode %d not recognised", __FUNCTION__, pAdapter->device_mode);
            return 0;
        }
    }

    switch (sub_cmd)
    {
        case WE_LOG_DUMP_CMD:
            {
                hddLog(LOG1, "%s: LOG_DUMP %d arg1 %d arg2 %d arg3 %d arg4 %d",
                        __func__, apps_args[0], apps_args[1], apps_args[2],
                        apps_args[3], apps_args[4]);

                logPrintf(hHal, apps_args[0], apps_args[1], apps_args[2],
                        apps_args[3], apps_args[4]);

            }
            break;

        case WE_P2P_NOA_CMD:
            {
                p2p_app_setP2pPs_t p2pNoA;

                p2pNoA.opp_ps = apps_args[0];
                p2pNoA.ctWindow = apps_args[1];
                p2pNoA.duration = apps_args[2];
                p2pNoA.interval  = apps_args[3];
                p2pNoA.count = apps_args[4];
                p2pNoA.single_noa_duration = apps_args[5];
                p2pNoA.psSelection = apps_args[6];

                hddLog(LOG1, "%s: P2P_NOA_ATTR:oppPS %d ctWindow %d duration %d "
                       "interval %d count %d single noa duration %d PsSelection %x",
                       __func__, apps_args[0], apps_args[1], apps_args[2],
                       apps_args[3], apps_args[4], apps_args[5], apps_args[6]);

                hdd_setP2pPs(dev, &p2pNoA);

            }
            break;

        case WE_MTRACE_SELECTIVE_MODULE_LOG_ENABLE_CMD:
            {
                hddLog(LOG1, "%s: SELECTIVE_MODULE_LOG %d arg1 %d arg2",
                        __func__, apps_args[0], apps_args[1]);
                vosTraceEnable(apps_args[0], apps_args[1]);
            }
            break;

        case WE_MTRACE_DUMP_CMD:
            {
                hddLog(LOG1, "%s: MTRACE_DUMP code %d session %d count %d "
                       "bitmask_of_module %d ",
                        __func__, apps_args[0], apps_args[1], apps_args[2],
                        apps_args[3]);
                vosTraceDumpAll((void*)hHal , apps_args[0], apps_args[1],
                                apps_args[2], apps_args[3]);

            }
            break;

        case WE_MCC_CONFIG_CREDENTIAL :
            {
                cmd = 287; //Command should be updated if there is any change
                           // in the Riva dump command
                if((apps_args[0] >= 40 ) && (apps_args[0] <= 160 ))
                {
                    logPrintf(hHal, cmd, staId, apps_args[0], apps_args[1], apps_args[2]);
                }
                else
                {
                     hddLog(LOGE, "%s : Enter valid MccCredential value between MIN :40 and MAX:160", __func__);
                     return 0;
                }
            }
            break;

        case WE_MCC_CONFIG_PARAMS :
            {
                cmd = 288; //command Should be updated if there is any change
                           // in the Riva dump command
                 hdd_validate_mcc_config(pAdapter, staId, apps_args[0], apps_args[1],apps_args[2]);
            }
        break;

#ifdef FEATURE_WLAN_TDLS
        case WE_TDLS_CONFIG_PARAMS :
            {
                tdls_config_params_t tdlsParams;

                tdlsParams.tdls                    = apps_args[0];
                tdlsParams.tx_period_t             = apps_args[1];
                tdlsParams.tx_packet_n             = apps_args[2];
                tdlsParams.discovery_period_t      = apps_args[3];
                tdlsParams.discovery_tries_n       = apps_args[4];
                tdlsParams.idle_timeout_t          = apps_args[5];
                tdlsParams.idle_packet_n           = apps_args[6];
                tdlsParams.rssi_hysteresis         = apps_args[7];
                tdlsParams.rssi_trigger_threshold  = apps_args[8];
                tdlsParams.rssi_teardown_threshold = apps_args[9];

                wlan_hdd_tdls_set_params(dev, &tdlsParams);
            }
        break;
#endif
        default:
            {
                hddLog(LOGE, "%s: Invalid IOCTL command %d",
                       __func__, sub_cmd );
            }
            break;
    }

    return 0;
}

static int iw_hdd_set_var_ints_getnone(struct net_device *dev,
                                       struct iw_request_info *info,
                                       union iwreq_data *wrqu, char *extra)
{
    int ret;
    union iwreq_data u_priv_wrqu;
    int apps_args[MAX_VAR_ARGS] = {0};
    int num_args;

    /* helper function to get iwreq_data with compat handling. */
    if (hdd_priv_get_data(&u_priv_wrqu.data, wrqu))
    {
       return -EINVAL;
    }

    if (NULL == u_priv_wrqu.data.pointer)
    {
       VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                 "%s: NULL data pointer", __func__);
       return -EINVAL;
    }

    num_args = u_priv_wrqu.data.length;
    if (num_args > MAX_VAR_ARGS)
    {
       num_args = MAX_VAR_ARGS;
    }

    if (copy_from_user(apps_args, u_priv_wrqu.data.pointer,
                       (sizeof(int)) * num_args))
    {
       VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                 "%s: failed to copy data from user buffer", __func__);
       return -EFAULT;
    }

    vos_ssr_protect(__func__);
    ret = __iw_set_var_ints_getnone(dev, info, &u_priv_wrqu,
                                    (char *)&apps_args);
    vos_ssr_unprotect(__func__);

    return ret;
}

int iw_set_var_ints_getnone(struct net_device *dev,
                            struct iw_request_info *info,
                            union iwreq_data *wrqu, char *extra)
{
    int ret;
    vos_ssr_protect(__func__);
    ret = __iw_set_var_ints_getnone(dev, info, wrqu, extra);
    vos_ssr_unprotect(__func__);

    return ret;
}

static int __iw_add_tspec(struct net_device *dev,
                          struct iw_request_info *info,
                          union iwreq_data *wrqu, char *extra)
{
   hdd_adapter_t *pAdapter;
   hdd_station_ctx_t *pHddStaCtx;
   hdd_context_t *pHddCtx;
   hdd_wlan_wmm_status_e *pStatus = (hdd_wlan_wmm_status_e *)extra;
   int params[HDD_WLAN_WMM_PARAM_COUNT];
   sme_QosWmmTspecInfo tSpec;
   v_U32_t handle;
   struct iw_point s_priv_data;
   int ret = 0;

   pAdapter = WLAN_HDD_GET_PRIV_PTR(dev);
   if (NULL == pAdapter)
   {
       VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                 "%s: Adapter is NULL",__func__);
       return -EINVAL;
   }
   pHddCtx = WLAN_HDD_GET_CTX(pAdapter);
   ret = wlan_hdd_validate_context(pHddCtx);
   if (0 != ret)
   {
       VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                 "%s: HDD context is not valid",__func__);
       return ret;
   }
   pHddStaCtx = WLAN_HDD_GET_STATION_CTX_PTR(pAdapter);
   if (NULL == pHddStaCtx)
   {
       VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                 "%s: STA Context is NULL",__func__);
       return -EINVAL;
   }
   // make sure the application is sufficiently priviledged
   // note that the kernel will do this for "set" ioctls, but since
   // this ioctl wants to return status to user space it must be
   // defined as a "get" ioctl
   if (!capable(CAP_NET_ADMIN))
   {
      return -EPERM;
   }
   // we must be associated in order to add a tspec
   if (eConnectionState_Associated != pHddStaCtx->conn_info.connState)
   {
      *pStatus = HDD_WLAN_WMM_STATUS_SETUP_FAILED_BAD_PARAM;
      return 0;
   }

   // since we are defined to be a "get" ioctl, and since the number
   // of params exceeds the number of params that wireless extensions
   // will pass down in the iwreq_data, we must copy the "set" params.
   // We must handle the compat for iwreq_data in 32U/64K environment.

   // helper fucntion to get iwreq_data with compat handling.
   if (hdd_priv_get_data(&s_priv_data, wrqu))
   {
      *pStatus = HDD_WLAN_WMM_STATUS_SETUP_FAILED_BAD_PARAM;
      return 0;
   }

   // make sure all params are correctly passed to function
   if ((NULL == s_priv_data.pointer) ||
       (HDD_WLAN_WMM_PARAM_COUNT != s_priv_data.length))
   {
      *pStatus = HDD_WLAN_WMM_STATUS_SETUP_FAILED_BAD_PARAM;
      return 0;
   }

   // from user space ourselves
   if (copy_from_user(&params, s_priv_data.pointer, sizeof(params)))
   {
      // hmmm, can't get them
      return -EIO;
   }

   // clear the tspec
   memset(&tSpec, 0, sizeof(tSpec));

   // validate the handle
   handle = params[HDD_WLAN_WMM_PARAM_HANDLE];
   if (HDD_WMM_HANDLE_IMPLICIT == handle)
   {
      // that one is reserved
      *pStatus = HDD_WLAN_WMM_STATUS_SETUP_FAILED_BAD_PARAM;
      return 0;
   }

   // validate the TID
   if (params[HDD_WLAN_WMM_PARAM_TID] > 7)
   {
      // out of range
      *pStatus = HDD_WLAN_WMM_STATUS_SETUP_FAILED_BAD_PARAM;
      return 0;
   }
   tSpec.ts_info.tid = params[HDD_WLAN_WMM_PARAM_TID];

   // validate the direction
   switch (params[HDD_WLAN_WMM_PARAM_DIRECTION])
   {
   case HDD_WLAN_WMM_DIRECTION_UPSTREAM:
      tSpec.ts_info.direction = SME_QOS_WMM_TS_DIR_UPLINK;
      break;

   case HDD_WLAN_WMM_DIRECTION_DOWNSTREAM:
      tSpec.ts_info.direction = SME_QOS_WMM_TS_DIR_DOWNLINK;
      break;

   case HDD_WLAN_WMM_DIRECTION_BIDIRECTIONAL:
      tSpec.ts_info.direction = SME_QOS_WMM_TS_DIR_BOTH;
      break;

   default:
      // unknown
      *pStatus = HDD_WLAN_WMM_STATUS_SETUP_FAILED_BAD_PARAM;
      return 0;
   }

   tSpec.ts_info.psb = params[HDD_WLAN_WMM_PARAM_APSD];

   // validate the user priority
   if (params[HDD_WLAN_WMM_PARAM_USER_PRIORITY] >= SME_QOS_WMM_UP_MAX)
   {
      // out of range
      *pStatus = HDD_WLAN_WMM_STATUS_SETUP_FAILED_BAD_PARAM;
      return 0;
   }
   tSpec.ts_info.up = params[HDD_WLAN_WMM_PARAM_USER_PRIORITY];
   if(0 > tSpec.ts_info.up || SME_QOS_WMM_UP_MAX < tSpec.ts_info.up)
   {
   hddLog(VOS_TRACE_LEVEL_ERROR,"***ts_info.up out of bounds***");
   return 0;
   }

   VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_INFO_HIGH,
             "%s:TS_INFO PSB %d UP %d !!!", __func__,
             tSpec.ts_info.psb, tSpec.ts_info.up);

   tSpec.nominal_msdu_size = params[HDD_WLAN_WMM_PARAM_NOMINAL_MSDU_SIZE];
   tSpec.maximum_msdu_size = params[HDD_WLAN_WMM_PARAM_MAXIMUM_MSDU_SIZE];
   tSpec.min_data_rate = params[HDD_WLAN_WMM_PARAM_MINIMUM_DATA_RATE];
   tSpec.mean_data_rate = params[HDD_WLAN_WMM_PARAM_MEAN_DATA_RATE];
   tSpec.peak_data_rate = params[HDD_WLAN_WMM_PARAM_PEAK_DATA_RATE];
   tSpec.max_burst_size = params[HDD_WLAN_WMM_PARAM_MAX_BURST_SIZE];
   tSpec.min_phy_rate = params[HDD_WLAN_WMM_PARAM_MINIMUM_PHY_RATE];
   tSpec.surplus_bw_allowance = params[HDD_WLAN_WMM_PARAM_SURPLUS_BANDWIDTH_ALLOWANCE];
   tSpec.min_service_interval = params[HDD_WLAN_WMM_PARAM_SERVICE_INTERVAL];
   tSpec.max_service_interval = params[HDD_WLAN_WMM_PARAM_MAX_SERVICE_INTERVAL];
   tSpec.suspension_interval = params[HDD_WLAN_WMM_PARAM_SUSPENSION_INTERVAL];
   tSpec.inactivity_interval = params[HDD_WLAN_WMM_PARAM_INACTIVITY_INTERVAL];

   tSpec.ts_info.burst_size_defn = params[HDD_WLAN_WMM_PARAM_BURST_SIZE_DEFN];

   // Save the expected UAPSD settings by application, this will be needed
   // when re-negotiating UAPSD settings during BT Coex cases.
   tSpec.expec_psb_byapp = params[HDD_WLAN_WMM_PARAM_APSD];

   // validate the ts info ack policy
   switch (params[HDD_WLAN_WMM_PARAM_ACK_POLICY])
   {
   case HDD_WLAN_WMM_TS_INFO_ACK_POLICY_NORMAL_ACK:
      tSpec.ts_info.ack_policy = SME_QOS_WMM_TS_ACK_POLICY_NORMAL_ACK;
      break;

   case HDD_WLAN_WMM_TS_INFO_ACK_POLICY_HT_IMMEDIATE_BLOCK_ACK:
      tSpec.ts_info.ack_policy = SME_QOS_WMM_TS_ACK_POLICY_HT_IMMEDIATE_BLOCK_ACK;
      break;

   default:
      // unknown
      *pStatus = HDD_WLAN_WMM_STATUS_SETUP_FAILED_BAD_PARAM;
      return 0;
   }

   *pStatus = hdd_wmm_addts(pAdapter, handle, &tSpec);
   return 0;
}


static int iw_add_tspec(struct net_device *dev,
                        struct iw_request_info *info,
                        union iwreq_data *wrqu, char *extra)
{
   int ret;

   vos_ssr_protect(__func__);
   ret = __iw_add_tspec(dev, info, wrqu, extra);
   vos_ssr_unprotect(__func__);

   return ret;
}

static int __iw_del_tspec(struct net_device *dev,
                          struct iw_request_info *info,
                          union iwreq_data *wrqu, char *extra)
{
   hdd_adapter_t *pAdapter;
   hdd_context_t *pHddCtx;
   int *params = (int *)extra;
   hdd_wlan_wmm_status_e *pStatus = (hdd_wlan_wmm_status_e *)extra;
   v_U32_t handle;
   int ret = 0;

   pAdapter = WLAN_HDD_GET_PRIV_PTR(dev);
   if (NULL == pAdapter)
   {
       VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                 "%s: Adapter is NULL",__func__);
       return -EINVAL;
   }

   pHddCtx = WLAN_HDD_GET_CTX(pAdapter);
   ret = wlan_hdd_validate_context(pHddCtx);
   if (0 != ret)
   {
       VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                 "%s: HDD context is not valid",__func__);
       return ret;
   }
   // make sure the application is sufficiently priviledged
   // note that the kernel will do this for "set" ioctls, but since
   // this ioctl wants to return status to user space it must be
   // defined as a "get" ioctl
   if (!capable(CAP_NET_ADMIN))
   {
      return -EPERM;
   }
   // although we are defined to be a "get" ioctl, the params we require
   // will fit in the iwreq_data, therefore unlike iw_add_tspec() there
   // is no need to copy the params from user space

   // validate the handle
   handle = params[HDD_WLAN_WMM_PARAM_HANDLE];
   if (HDD_WMM_HANDLE_IMPLICIT == handle)
   {
      // that one is reserved
      *pStatus = HDD_WLAN_WMM_STATUS_SETUP_FAILED_BAD_PARAM;
      return 0;
   }

   *pStatus = hdd_wmm_delts(pAdapter, handle);
   return 0;
}

static int iw_del_tspec(struct net_device *dev,
                        struct iw_request_info *info,
                        union iwreq_data *wrqu, char *extra)
{
   int ret;

   vos_ssr_protect(__func__);
   ret = __iw_del_tspec(dev, info, wrqu, extra);
   vos_ssr_unprotect(__func__);

   return ret;
}


static int __iw_get_tspec(struct net_device *dev,
                          struct iw_request_info *info,
                          union iwreq_data *wrqu, char *extra)
{
   hdd_adapter_t *pAdapter;
   hdd_context_t *pHddCtx;
   int *params = (int *)extra;
   hdd_wlan_wmm_status_e *pStatus = (hdd_wlan_wmm_status_e *)extra;
   v_U32_t handle;
   int ret = 0;

   // although we are defined to be a "get" ioctl, the params we require
   // will fit in the iwreq_data, therefore unlike iw_add_tspec() there
   // is no need to copy the params from user space
   pAdapter = WLAN_HDD_GET_PRIV_PTR(dev);
   if (NULL == pAdapter)
   {
       VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                 "%s: Adapter is NULL",__func__);
       return -EINVAL;
   }

   pHddCtx = WLAN_HDD_GET_CTX(pAdapter);
   ret = wlan_hdd_validate_context(pHddCtx);
   if (0 != ret)
   {
       VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                 "%s: HDD context is not valid",__func__);
       return ret;
   }
   // validate the handle
   handle = params[HDD_WLAN_WMM_PARAM_HANDLE];
   if (HDD_WMM_HANDLE_IMPLICIT == handle)
   {
      // that one is reserved
      *pStatus = HDD_WLAN_WMM_STATUS_SETUP_FAILED_BAD_PARAM;
      return 0;
   }

   *pStatus = hdd_wmm_checkts(pAdapter, handle);
   return 0;
}

static int iw_get_tspec(struct net_device *dev,
                        struct iw_request_info *info,
                        union iwreq_data *wrqu, char *extra)
{
   int ret;

   vos_ssr_protect(__func__);
   ret = __iw_get_tspec(dev, info, wrqu, extra);
   vos_ssr_unprotect(__func__);

   return ret;
}

#ifdef WLAN_FEATURE_VOWIFI_11R
//
//
// Each time the supplicant has the auth_request or reassoc request
// IEs ready. This is pushed to the driver. The driver will inturn use
// it to send out the auth req and reassoc req for 11r FT Assoc.
//
static int __iw_set_fties(struct net_device *dev,
                          struct iw_request_info *info,
                          union iwreq_data *wrqu, char *extra)
{
    hdd_adapter_t *pAdapter;
    hdd_station_ctx_t *pHddStaCtx;
    hdd_context_t *pHddCtx;
    int ret = 0;
    //v_CONTEXT_t pVosContext;

    pAdapter = WLAN_HDD_GET_PRIV_PTR(dev);
    if (NULL == pAdapter)
    {
        VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                  "%s: Adapter is NULL",__func__);
        return -EINVAL;
    }
    pHddCtx = WLAN_HDD_GET_CTX(pAdapter);
    ret = wlan_hdd_validate_context(pHddCtx);
    if (0 != ret)
    {
        VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                  "%s: HDD context is not valid",__func__);
        return ret;
    }
    pHddStaCtx = WLAN_HDD_GET_STATION_CTX_PTR(pAdapter);
    if (NULL == pHddStaCtx)
    {
        VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                  "%s: STA Context is NULL",__func__);
        return -EINVAL;
    }
    if (!wrqu->data.length)
    {
        hddLog(LOGE, FL("called with 0 length IEs"));
        return -EINVAL;
    }
    if (wrqu->data.pointer == NULL)
    {
        hddLog(LOGE, FL("called with NULL IE"));
        return -EINVAL;
    }

    // Added for debug on reception of Re-assoc Req.
    if (eConnectionState_Associated != pHddStaCtx->conn_info.connState)
    {
        hddLog(LOGE, FL("Called with Ie of length = %d when not associated"),
            wrqu->data.length);
        hddLog(LOGE, FL("Should be Re-assoc Req IEs"));
    }

#ifdef WLAN_FEATURE_VOWIFI_11R_DEBUG
    hddLog(LOGE, FL("%s called with Ie of length = %d"), __func__, wrqu->data.length);
#endif

    // Pass the received FT IEs to SME
    sme_SetFTIEs( WLAN_HDD_GET_HAL_CTX(pAdapter), pAdapter->sessionId, extra,
        wrqu->data.length);

    return 0;
}

static int iw_set_fties(struct net_device *dev,
                        struct iw_request_info *info,
                        union iwreq_data *wrqu, char *extra)
{
    int ret;

    vos_ssr_protect(__func__);
    ret = __iw_set_fties(dev, info, wrqu, extra);
    vos_ssr_unprotect(__func__);

    return ret;
}
#endif

static int __iw_set_dynamic_mcbc_filter(struct net_device *dev,
        struct iw_request_info *info,
        union iwreq_data *wrqu, char *extra)
{
    hdd_adapter_t *pAdapter;
    tpRcvFltMcAddrList pRequest = (tpRcvFltMcAddrList)extra;
    hdd_context_t *pHddCtx;
    tpSirWlanSetRxpFilters wlanRxpFilterParam;
    tHalHandle hHal;
    tpSirRcvFltMcAddrList mc_addr_list_ptr;
    int idx;
    eHalStatus ret_val;

    pAdapter = WLAN_HDD_GET_PRIV_PTR(dev);
    if (NULL == pAdapter)
    {
        VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                  "%s: Adapter is NULL",__func__);
        return -EINVAL;
    }
    pHddCtx = WLAN_HDD_GET_CTX(pAdapter);
    ret_val = wlan_hdd_validate_context(pHddCtx);
    if (0 != ret_val)
    {
        VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                  "%s: HDD context is not valid",__func__);
        return ret_val;
    }
    hHal = WLAN_HDD_GET_HAL_CTX(pAdapter);
    if (NULL == hHal)
    {
        VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                  "%s: Hal Context is NULL",__func__);
        return -EINVAL;
    }
    if (HDD_MULTICAST_FILTER_LIST == pRequest->mcastBcastFilterSetting)
    {
#ifdef WLAN_FEATURE_PACKET_FILTERING

        mc_addr_list_ptr = vos_mem_malloc(sizeof(tSirRcvFltMcAddrList));
        if (NULL == mc_addr_list_ptr)
        {
            hddLog(VOS_TRACE_LEVEL_ERROR,
                   "%s: vos_mem_alloc failed", __func__);
            return -ENOMEM;
        }

        mc_addr_list_ptr->ulMulticastAddrCnt = pRequest->mcast_addr_cnt;

        if (mc_addr_list_ptr->ulMulticastAddrCnt > HDD_MAX_NUM_MULTICAST_ADDRESS)
            mc_addr_list_ptr->ulMulticastAddrCnt = HDD_MAX_NUM_MULTICAST_ADDRESS;

        hddLog(VOS_TRACE_LEVEL_INFO_HIGH, "%s MC Addr List Cnt %d", __func__,
               mc_addr_list_ptr->ulMulticastAddrCnt);

        for (idx = 0; idx < mc_addr_list_ptr->ulMulticastAddrCnt; idx++)
        {
            memcpy(&mc_addr_list_ptr->multicastAddr[idx],
                   pRequest->multicastAddr[idx], HDD_WLAN_MAC_ADDR_LEN);

            hddLog(VOS_TRACE_LEVEL_INFO_HIGH, "%s MC Addr for Idx %d ="MAC_ADDRESS_STR, __func__,
                   idx, MAC_ADDR_ARRAY(mc_addr_list_ptr->multicastAddr[idx]));
        }

        ret_val = sme_8023MulticastList(hHal, pAdapter->sessionId, mc_addr_list_ptr);
        vos_mem_free(mc_addr_list_ptr);
        if (eHAL_STATUS_SUCCESS != ret_val)
        {
            hddLog(VOS_TRACE_LEVEL_ERROR, "%s: Failure to Set MC Address List",
                   __func__);
            return -EINVAL;
        }
#endif //WLAN_FEATURE_PACKET_FILTERING
    }
    else
    {

        hddLog(VOS_TRACE_LEVEL_INFO_HIGH,
               "%s: Set MC BC Filter Config request: %d suspend %d",
               __func__, pRequest->mcastBcastFilterSetting,
               pHddCtx->hdd_wlan_suspended);

        pHddCtx->configuredMcastBcastFilter = pRequest->mcastBcastFilterSetting;

        if (pHddCtx->hdd_wlan_suspended)
        {
            wlanRxpFilterParam = vos_mem_malloc(sizeof(tSirWlanSetRxpFilters));
            if (NULL == wlanRxpFilterParam)
            {
                hddLog(VOS_TRACE_LEVEL_ERROR,
                       "%s: vos_mem_alloc failed", __func__);
                return -EINVAL;
            }

            wlanRxpFilterParam->configuredMcstBcstFilterSetting =
                pRequest->mcastBcastFilterSetting;
            wlanRxpFilterParam->setMcstBcstFilter = TRUE;

            hdd_conf_hostoffload(pAdapter, TRUE);
            wlanRxpFilterParam->configuredMcstBcstFilterSetting =
                                pHddCtx->configuredMcastBcastFilter;

            hddLog(VOS_TRACE_LEVEL_INFO, "%s:MC/BC changed Req %d Set %d En %d",
                   __func__,
                   pHddCtx->configuredMcastBcastFilter,
                   wlanRxpFilterParam->configuredMcstBcstFilterSetting,
                   wlanRxpFilterParam->setMcstBcstFilter);

            if (eHAL_STATUS_SUCCESS !=
                    sme_ConfigureRxpFilter(WLAN_HDD_GET_HAL_CTX(pAdapter),
                                           wlanRxpFilterParam))
            {
                hddLog(VOS_TRACE_LEVEL_ERROR,
                       "%s: Failure to execute set HW MC/BC Filter request",
                       __func__);
                vos_mem_free(wlanRxpFilterParam);
                return -EINVAL;
            }

            if (VOS_TRUE == pHddCtx->sus_res_mcastbcast_filter_valid)
            {
                pHddCtx->sus_res_mcastbcast_filter =
                         pRequest->mcastBcastFilterSetting;
            }
        }
    }

    return 0;
}

static int iw_set_dynamic_mcbc_filter(struct net_device *dev,
                                      struct iw_request_info *info,
                                      union iwreq_data *wrqu, char *extra)
{
    int ret;

    vos_ssr_protect(__func__);
    ret = __iw_set_dynamic_mcbc_filter(dev, info, wrqu, extra);
    vos_ssr_unprotect(__func__);

    return ret;
}

static int __iw_clear_dynamic_mcbc_filter(struct net_device *dev,
                                          struct iw_request_info *info,
                                          union iwreq_data *wrqu, char *extra)
{
    hdd_adapter_t *pAdapter;
    hdd_context_t *pHddCtx;
    tpSirWlanSetRxpFilters wlanRxpFilterParam;
    int ret = 0;

    hddLog(VOS_TRACE_LEVEL_INFO_HIGH, "%s: ", __func__);

    pAdapter = WLAN_HDD_GET_PRIV_PTR(dev);
    if (NULL == pAdapter)
    {
        VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                  "%s: Adapter is NULL",__func__);
        return -EINVAL;
    }

    pHddCtx = WLAN_HDD_GET_CTX(pAdapter);
    ret = wlan_hdd_validate_context(pHddCtx);
    if (0 != ret)
    {
        VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                  "%s: HDD context is not valid",__func__);
        return ret;
    }
    //Reset the filter to INI value as we have to clear the dynamic filter
    pHddCtx->configuredMcastBcastFilter = pHddCtx->cfg_ini->mcastBcastFilterSetting;

    //Configure FW with new setting
    if (pHddCtx->hdd_wlan_suspended)
    {
        wlanRxpFilterParam = vos_mem_malloc(sizeof(tSirWlanSetRxpFilters));
        if (NULL == wlanRxpFilterParam)
        {
            hddLog(VOS_TRACE_LEVEL_ERROR,
                   "%s: vos_mem_alloc failed", __func__);
            return -EINVAL;
        }

        wlanRxpFilterParam->configuredMcstBcstFilterSetting =
            pHddCtx->configuredMcastBcastFilter;
        wlanRxpFilterParam->setMcstBcstFilter = TRUE;

        hdd_conf_hostoffload(pAdapter, TRUE);
        wlanRxpFilterParam->configuredMcstBcstFilterSetting =
                            pHddCtx->configuredMcastBcastFilter;

        if (eHAL_STATUS_SUCCESS !=
                  sme_ConfigureRxpFilter(WLAN_HDD_GET_HAL_CTX(pAdapter),
                                         wlanRxpFilterParam))
        {
            hddLog(VOS_TRACE_LEVEL_ERROR,
                   "%s: Failure to execute set HW MC/BC Filter request",
                   __func__);
            vos_mem_free(wlanRxpFilterParam);
            return -EINVAL;
        }

        if (VOS_TRUE == pHddCtx->sus_res_mcastbcast_filter_valid)
        {
            pHddCtx->sus_res_mcastbcast_filter =
                     pHddCtx->cfg_ini->mcastBcastFilterSetting;
        }

    }
    return 0;
}


static int iw_clear_dynamic_mcbc_filter(struct net_device *dev,
                                        struct iw_request_info *info,
                                        union iwreq_data *wrqu, char *extra)
{
    int ret;

    vos_ssr_protect(__func__);
    ret = __iw_clear_dynamic_mcbc_filter(dev, info, wrqu, extra);
    vos_ssr_unprotect(__func__);

    return ret;
}

static int __iw_set_host_offload(struct net_device *dev,
                                 struct iw_request_info *info,
                                 union iwreq_data *wrqu, char *extra)
{
    hdd_adapter_t *pAdapter;
    hdd_context_t *pHddCtx;
    tpHostOffloadRequest pRequest = (tpHostOffloadRequest) extra;
    tSirHostOffloadReq offloadRequest;
    int ret = 0;

    pAdapter = WLAN_HDD_GET_PRIV_PTR(dev);
    if (NULL == pAdapter)
    {
        VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                  "%s: Adapter is NULL",__func__);
        return -EINVAL;
    }
    pHddCtx = WLAN_HDD_GET_CTX(pAdapter);
    ret = wlan_hdd_validate_context(pHddCtx);
    if (0 != ret)
    {
        VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                  "%s: HDD context is not valid",__func__);
        return ret;
    }

    /* Debug display of request components. */
    switch (pRequest->offloadType)
    {
        case WLAN_IPV4_ARP_REPLY_OFFLOAD:
            hddLog(VOS_TRACE_LEVEL_WARN, "%s: Host offload request: ARP reply", __func__);
            switch (pRequest->enableOrDisable)
            {
                case WLAN_OFFLOAD_DISABLE:
                    hddLog(VOS_TRACE_LEVEL_WARN, "   disable");
                    break;
                case WLAN_OFFLOAD_ARP_AND_BC_FILTER_ENABLE:
                    hddLog(VOS_TRACE_LEVEL_WARN, "   BC Filtering enable");
                case WLAN_OFFLOAD_ENABLE:
                    hddLog(VOS_TRACE_LEVEL_WARN, "   ARP offload enable");
                    hddLog(VOS_TRACE_LEVEL_WARN, "   IP address: %d.%d.%d.%d",
                            pRequest->params.hostIpv4Addr[0], pRequest->params.hostIpv4Addr[1],
                            pRequest->params.hostIpv4Addr[2], pRequest->params.hostIpv4Addr[3]);
            }
            break;

    case WLAN_IPV6_NEIGHBOR_DISCOVERY_OFFLOAD:
        hddLog(VOS_TRACE_LEVEL_INFO_HIGH, "%s: Host offload request: neighbor discovery",
               __func__);
        switch (pRequest->enableOrDisable)
        {
        case WLAN_OFFLOAD_DISABLE:
            hddLog(VOS_TRACE_LEVEL_INFO_HIGH, "   disable");
            break;
        case WLAN_OFFLOAD_ENABLE:
            hddLog(VOS_TRACE_LEVEL_INFO_HIGH, "   enable");
            hddLog(VOS_TRACE_LEVEL_INFO_HIGH, "   IP address: %x:%x:%x:%x:%x:%x:%x:%x",
                   *(v_U16_t *)(pRequest->params.hostIpv6Addr),
                   *(v_U16_t *)(pRequest->params.hostIpv6Addr + 2),
                   *(v_U16_t *)(pRequest->params.hostIpv6Addr + 4),
                   *(v_U16_t *)(pRequest->params.hostIpv6Addr + 6),
                   *(v_U16_t *)(pRequest->params.hostIpv6Addr + 8),
                   *(v_U16_t *)(pRequest->params.hostIpv6Addr + 10),
                   *(v_U16_t *)(pRequest->params.hostIpv6Addr + 12),
                   *(v_U16_t *)(pRequest->params.hostIpv6Addr + 14));
        }
    }

    /* Execute offload request. The reason that we can copy the request information
       from the ioctl structure to the SME structure is that they are laid out
       exactly the same.  Otherwise, each piece of information would have to be
       copied individually. */
    memcpy(&offloadRequest, pRequest, wrqu->data.length);
    if (eHAL_STATUS_SUCCESS != sme_SetHostOffload(WLAN_HDD_GET_HAL_CTX(pAdapter),
                                        pAdapter->sessionId, &offloadRequest))
    {
        hddLog(VOS_TRACE_LEVEL_ERROR, "%s: Failure to execute host offload request",
               __func__);
        return -EINVAL;
    }

    return 0;
}

static int iw_set_host_offload(struct net_device *dev,
                               struct iw_request_info *info,
                               union iwreq_data *wrqu, char *extra)
{
    int ret;

    vos_ssr_protect(__func__);
    ret = __iw_set_host_offload(dev, info, wrqu, extra);
    vos_ssr_unprotect(__func__);

    return ret;
}

static int __iw_set_keepalive_params(struct net_device *dev,
                                     struct iw_request_info *info,
                                     union iwreq_data *wrqu, char *extra)
{
    hdd_adapter_t *pAdapter;
    hdd_context_t *pHddCtx;
    tpKeepAliveRequest pRequest = (tpKeepAliveRequest) extra;
    tSirKeepAliveReq keepaliveRequest;
    int ret = 0;

    pAdapter = WLAN_HDD_GET_PRIV_PTR(dev);
    if (NULL == pAdapter)
    {
        VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                  "%s: Adapter is NULL",__func__);
        return -EINVAL;
    }
    pHddCtx = WLAN_HDD_GET_CTX(pAdapter);
    ret = wlan_hdd_validate_context(pHddCtx);
    if (0 != ret)
    {
        VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                  "%s: HDD context is not valid",__func__);
        return ret;
    }
    /* Debug display of request components. */
    hddLog(VOS_TRACE_LEVEL_INFO,
           "%s: Set Keep Alive Request : TimePeriod %d size %zu",
           __func__, pRequest->timePeriod, sizeof(tKeepAliveRequest));

      switch (pRequest->packetType)
      {
        case WLAN_KEEP_ALIVE_NULL_PKT:
            hddLog(VOS_TRACE_LEVEL_WARN, "%s: Keep Alive Request: Tx NULL", __func__);
            break;

        case WLAN_KEEP_ALIVE_UNSOLICIT_ARP_RSP:

            hddLog(VOS_TRACE_LEVEL_INFO_HIGH, "%s: Keep Alive Request: Tx UnSolicited ARP RSP",
               __func__);

            hddLog(VOS_TRACE_LEVEL_WARN, "  Host IP address: %d.%d.%d.%d",
            pRequest->hostIpv4Addr[0], pRequest->hostIpv4Addr[1],
            pRequest->hostIpv4Addr[2], pRequest->hostIpv4Addr[3]);

            hddLog(VOS_TRACE_LEVEL_WARN, "  Dest IP address: %d.%d.%d.%d",
            pRequest->destIpv4Addr[0], pRequest->destIpv4Addr[1],
            pRequest->destIpv4Addr[2], pRequest->destIpv4Addr[3]);

            hddLog(VOS_TRACE_LEVEL_WARN, "  Dest MAC address: %d:%d:%d:%d:%d:%d",
            pRequest->destMacAddr[0], pRequest->destMacAddr[1],
            pRequest->destMacAddr[2], pRequest->destMacAddr[3],
            pRequest->destMacAddr[4], pRequest->destMacAddr[5]);
            break;

      }

    /* Execute keep alive request. The reason that we can copy the request information
       from the ioctl structure to the SME structure is that they are laid out
       exactly the same.  Otherwise, each piece of information would have to be
       copied individually. */
       memcpy(&keepaliveRequest, pRequest, wrqu->data.length);

       hddLog(VOS_TRACE_LEVEL_ERROR, "set Keep: TP before SME %d", keepaliveRequest.timePeriod);

    if (eHAL_STATUS_SUCCESS != sme_SetKeepAlive(WLAN_HDD_GET_HAL_CTX(pAdapter),
                                        pAdapter->sessionId, &keepaliveRequest))
    {
        hddLog(VOS_TRACE_LEVEL_ERROR, "%s: Failure to execute Keep Alive",
               __func__);
        return -EINVAL;
    }

    return 0;
}

static int iw_set_keepalive_params(struct net_device *dev,
                                   struct iw_request_info *info,
                                   union iwreq_data *wrqu, char *extra)
{
    int ret;
    vos_ssr_protect(__func__);
    ret = __iw_set_keepalive_params(dev, info, wrqu, extra);
    vos_ssr_unprotect(__func__);

    return ret;
}

#ifdef WLAN_FEATURE_PACKET_FILTERING
int wlan_hdd_set_filter(hdd_context_t *pHddCtx, tpPacketFilterCfg pRequest,
                            tANI_U8 sessionId)
{
    tSirRcvPktFilterCfgType    packetFilterSetReq = {0};
    tSirRcvFltPktClearParam    packetFilterClrReq = {0};
    int i=0;

    if (pHddCtx->cfg_ini->disablePacketFilter)
    {
        hddLog(VOS_TRACE_LEVEL_FATAL, "%s: Packet Filtering Disabled. Returning ",
                __func__ );
        return 0;
    }
    /* Debug display of request components. */
    hddLog(VOS_TRACE_LEVEL_ERROR, "%s: Packet Filter Request : FA %d params %d",
            __func__, pRequest->filterAction, pRequest->numParams);

    switch (pRequest->filterAction)
    {
        case HDD_RCV_FILTER_SET:
            hddLog(VOS_TRACE_LEVEL_INFO, "%s: Set Packet Filter Request for Id: %d",
                    __func__, pRequest->filterId);

            packetFilterSetReq.filterId = pRequest->filterId;
            if ( pRequest->numParams >= HDD_MAX_CMP_PER_PACKET_FILTER)
            {
                hddLog(VOS_TRACE_LEVEL_ERROR, "%s: Number of Params exceed Max limit %d",
                        __func__, pRequest->numParams);
                return -EINVAL;
            }
            packetFilterSetReq.numFieldParams = pRequest->numParams;
            packetFilterSetReq.coalesceTime = 0;
            packetFilterSetReq.filterType = 1;
            for (i=0; i < pRequest->numParams; i++)
            {
                packetFilterSetReq.paramsData[i].protocolLayer = pRequest->paramsData[i].protocolLayer;
                packetFilterSetReq.paramsData[i].cmpFlag = pRequest->paramsData[i].cmpFlag;
                packetFilterSetReq.paramsData[i].dataOffset = pRequest->paramsData[i].dataOffset;
                packetFilterSetReq.paramsData[i].dataLength = pRequest->paramsData[i].dataLength;
                packetFilterSetReq.paramsData[i].reserved = 0;

                hddLog(VOS_TRACE_LEVEL_INFO, "Proto %d Comp Flag %d Filter Type %d",
                        pRequest->paramsData[i].protocolLayer, pRequest->paramsData[i].cmpFlag,
                        packetFilterSetReq.filterType);

                hddLog(VOS_TRACE_LEVEL_INFO, "Data Offset %d Data Len %d",
                        pRequest->paramsData[i].dataOffset, pRequest->paramsData[i].dataLength);

                memcpy(&packetFilterSetReq.paramsData[i].compareData,
                        pRequest->paramsData[i].compareData, pRequest->paramsData[i].dataLength);
                memcpy(&packetFilterSetReq.paramsData[i].dataMask,
                        pRequest->paramsData[i].dataMask, pRequest->paramsData[i].dataLength);

                hddLog(VOS_TRACE_LEVEL_INFO, "CData %d CData %d CData %d CData %d CData %d CData %d",
                        pRequest->paramsData[i].compareData[0], pRequest->paramsData[i].compareData[1],
                        pRequest->paramsData[i].compareData[2], pRequest->paramsData[i].compareData[3],
                        pRequest->paramsData[i].compareData[4], pRequest->paramsData[i].compareData[5]);

                hddLog(VOS_TRACE_LEVEL_INFO, "MData %d MData %d MData %d MData %d MData %d MData %d",
                        pRequest->paramsData[i].dataMask[0], pRequest->paramsData[i].dataMask[1],
                        pRequest->paramsData[i].dataMask[2], pRequest->paramsData[i].dataMask[3],
                        pRequest->paramsData[i].dataMask[4], pRequest->paramsData[i].dataMask[5]);
            }

            if (eHAL_STATUS_SUCCESS != sme_ReceiveFilterSetFilter(pHddCtx->hHal, &packetFilterSetReq, sessionId))
            {
                hddLog(VOS_TRACE_LEVEL_ERROR, "%s: Failure to execute Set Filter",
                        __func__);
                return -EINVAL;
            }

            break;

        case HDD_RCV_FILTER_CLEAR:

            hddLog(VOS_TRACE_LEVEL_INFO_HIGH, "%s: Clear Packet Filter Request for Id: %d",
                    __func__, pRequest->filterId);
            packetFilterClrReq.filterId = pRequest->filterId;
            if (eHAL_STATUS_SUCCESS != sme_ReceiveFilterClearFilter(pHddCtx->hHal, &packetFilterClrReq, sessionId))
            {
                hddLog(VOS_TRACE_LEVEL_ERROR, "%s: Failure to execute Clear Filter",
                        __func__);
                return -EINVAL;
            }
            break;

        default :
            hddLog(VOS_TRACE_LEVEL_INFO_HIGH, "%s: Packet Filter Request: Invalid %d",
                    __func__, pRequest->filterAction);
            return -EINVAL;
    }
    return 0;
}

int wlan_hdd_setIPv6Filter(hdd_context_t *pHddCtx, tANI_U8 filterType,
                           tANI_U8 sessionId)
{
    tSirRcvPktFilterCfgType    packetFilterSetReq = {0};
    tSirRcvFltPktClearParam    packetFilterClrReq = {0};

    if (NULL == pHddCtx)
    {
        hddLog(VOS_TRACE_LEVEL_ERROR, FL(" NULL HDD Context Passed"));
        return -EINVAL;
    }

    if (pHddCtx->isLogpInProgress)
    {
       VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_FATAL,
                                  "%s:LOGP in Progress. Ignore!!!", __func__);
       return -EBUSY;
    }

    if (pHddCtx->cfg_ini->disablePacketFilter)
    {
        hddLog(VOS_TRACE_LEVEL_ERROR,
                "%s: Packet Filtering Disabled. Returning ",
                __func__ );
        return -EINVAL;
    }

    switch (filterType)
    {
        /* For setting IPV6 MC and UC Filter we need to configure
         * 2 filters, one for MC and one for UC.
         * The Filter ID shouldn't be swapped, which results in making
         * UC Filter ineffective.
         * We have Hardcode all the values
         *
         * Reason for a seperate UC filter is because, driver need to
         * specify the FW that the specific filter is for unicast
         * otherwise FW will not pass the unicast frames by default
         * through the filter. This is required to avoid any performance
         * hits when no unicast filter is set and only MC/BC are set.
         * The way driver informs host is by using the MAC protocol
         * layer, CMP flag set to MAX, CMP Data set to 1.
         */

    case HDD_FILTER_IPV6_MC_UC:
        /* Setting IPV6 MC Filter below
         */
        packetFilterSetReq.filterType = HDD_RCV_FILTER_SET;
        packetFilterSetReq.filterId = HDD_FILTER_ID_IPV6_MC;
        packetFilterSetReq.numFieldParams = 2;
        packetFilterSetReq.paramsData[0].protocolLayer =
                                         HDD_FILTER_PROTO_TYPE_MAC;
        packetFilterSetReq.paramsData[0].cmpFlag =
                                         HDD_FILTER_CMP_TYPE_NOT_EQUAL;
        packetFilterSetReq.paramsData[0].dataOffset =
                                         WLAN_HDD_80211_FRM_DA_OFFSET;
        packetFilterSetReq.paramsData[0].dataLength = 1;
        packetFilterSetReq.paramsData[0].compareData[0] =
                                         HDD_IPV6_MC_CMP_DATA;

        packetFilterSetReq.paramsData[1].protocolLayer =
                                         HDD_FILTER_PROTO_TYPE_ARP;
        packetFilterSetReq.paramsData[1].cmpFlag =
                                         HDD_FILTER_CMP_TYPE_NOT_EQUAL;
        packetFilterSetReq.paramsData[1].dataOffset = ETH_ALEN;
        packetFilterSetReq.paramsData[1].dataLength = 2;
        packetFilterSetReq.paramsData[1].compareData[0] =
                                         HDD_IPV6_CMP_DATA_0;
        packetFilterSetReq.paramsData[1].compareData[1] =
                                         HDD_IPV6_CMP_DATA_1;


        if (eHAL_STATUS_SUCCESS != sme_ReceiveFilterSetFilter(pHddCtx->hHal,
                                    &packetFilterSetReq, sessionId))
        {
            hddLog(VOS_TRACE_LEVEL_ERROR,
                    "%s: Failure to execute Set IPv6 Mulicast Filter",
                    __func__);
            return -EINVAL;
        }

        memset( &packetFilterSetReq, 0, sizeof(tSirRcvPktFilterCfgType));

        /*
         * Setting IPV6 UC Filter below
         */
        packetFilterSetReq.filterType = HDD_RCV_FILTER_SET;
        packetFilterSetReq.filterId = HDD_FILTER_ID_IPV6_UC;
        packetFilterSetReq.numFieldParams = 2;
        packetFilterSetReq.paramsData[0].protocolLayer =
                                         HDD_FILTER_PROTO_TYPE_MAC;
        packetFilterSetReq.paramsData[0].cmpFlag =
                                         HDD_FILTER_CMP_TYPE_MAX;
        packetFilterSetReq.paramsData[0].dataOffset = 0;
        packetFilterSetReq.paramsData[0].dataLength = 1;
        packetFilterSetReq.paramsData[0].compareData[0] =
                                         HDD_IPV6_UC_CMP_DATA;

        packetFilterSetReq.paramsData[1].protocolLayer =
                                         HDD_FILTER_PROTO_TYPE_ARP;
        packetFilterSetReq.paramsData[1].cmpFlag =
                                         HDD_FILTER_CMP_TYPE_NOT_EQUAL;
        packetFilterSetReq.paramsData[1].dataOffset = ETH_ALEN;
        packetFilterSetReq.paramsData[1].dataLength = 2;
        packetFilterSetReq.paramsData[1].compareData[0] =
                                         HDD_IPV6_CMP_DATA_0;
        packetFilterSetReq.paramsData[1].compareData[1] =
                                         HDD_IPV6_CMP_DATA_1;

        if (eHAL_STATUS_SUCCESS != sme_ReceiveFilterSetFilter(pHddCtx->hHal,
                                    &packetFilterSetReq, sessionId))
        {
            hddLog(VOS_TRACE_LEVEL_ERROR,
                    "%s: Failure to execute Set IPv6 Unicast Filter",
                    __func__);
            return -EINVAL;
        }

        break;

    case HDD_FILTER_IPV6_MC:
        /*
         * IPV6 UC Filter might be already set,
         * clear the UC Filter. As the Filter
         * IDs are static, we can directly clear it.
         */
        packetFilterSetReq.filterType = HDD_RCV_FILTER_SET;
        packetFilterClrReq.filterId = HDD_FILTER_ID_IPV6_UC;
        if (eHAL_STATUS_SUCCESS != sme_ReceiveFilterClearFilter(pHddCtx->hHal,
                                    &packetFilterClrReq, sessionId))
        {
            hddLog(VOS_TRACE_LEVEL_ERROR,
                    "%s: Failure to execute Clear IPv6 Unicast Filter",
                    __func__);
            return -EINVAL;
        }

        /*
         * Setting IPV6 MC Filter below
         */
        packetFilterSetReq.filterId = HDD_FILTER_ID_IPV6_MC;
        packetFilterSetReq.numFieldParams = 2;
        packetFilterSetReq.paramsData[0].protocolLayer =
                                         HDD_FILTER_PROTO_TYPE_MAC;
        packetFilterSetReq.paramsData[0].cmpFlag =
                                         HDD_FILTER_CMP_TYPE_NOT_EQUAL;
        packetFilterSetReq.paramsData[0].dataOffset =
                                         WLAN_HDD_80211_FRM_DA_OFFSET;
        packetFilterSetReq.paramsData[0].dataLength = 1;
        packetFilterSetReq.paramsData[0].compareData[0] =
                                         HDD_IPV6_MC_CMP_DATA;

        packetFilterSetReq.paramsData[1].protocolLayer =
                                         HDD_FILTER_PROTO_TYPE_ARP;
        packetFilterSetReq.paramsData[1].cmpFlag =
                                         HDD_FILTER_CMP_TYPE_NOT_EQUAL;
        packetFilterSetReq.paramsData[1].dataOffset = ETH_ALEN;
        packetFilterSetReq.paramsData[1].dataLength = 2;
        packetFilterSetReq.paramsData[1].compareData[0] =
                                         HDD_IPV6_CMP_DATA_0;
        packetFilterSetReq.paramsData[1].compareData[1] =
                                         HDD_IPV6_CMP_DATA_1;


        if (eHAL_STATUS_SUCCESS != sme_ReceiveFilterSetFilter(pHddCtx->hHal,
                                    &packetFilterSetReq, sessionId))
        {
            hddLog(VOS_TRACE_LEVEL_ERROR,
                    "%s: Failure to execute Set IPv6 Multicast Filter",
                    __func__);
            return -EINVAL;
        }
        break;

    default :
        hddLog(VOS_TRACE_LEVEL_INFO_HIGH,
                "%s: Packet Filter Request: Invalid",
                __func__);
        return -EINVAL;
    }
    return 0;
}

void wlan_hdd_set_mc_addr_list(hdd_adapter_t *pAdapter, v_U8_t set)
{
    v_U8_t i;
    tpSirRcvFltMcAddrList pMulticastAddrs = NULL;
    tHalHandle hHal = NULL;
    hdd_context_t* pHddCtx = (hdd_context_t*)pAdapter->pHddCtx;

    if (NULL == pHddCtx)
    {
        hddLog(VOS_TRACE_LEVEL_ERROR, FL("HDD CTX is NULL"));
        return;
    }

    hHal = pHddCtx->hHal;

    if (NULL == hHal)
    {
        hddLog(VOS_TRACE_LEVEL_ERROR, FL("HAL Handle is NULL"));
        return;
    }

    /* Check if INI is enabled or not, other wise just return
     */
    if (pHddCtx->cfg_ini->fEnableMCAddrList)
    {
        pMulticastAddrs = vos_mem_malloc(sizeof(tSirRcvFltMcAddrList));
        if (NULL == pMulticastAddrs)
        {
            hddLog(VOS_TRACE_LEVEL_ERROR, FL("Could not allocate Memory"));
            return;
        }

        if (set)
        {
            /* Following pre-conditions should be satisfied before wei
             * configure the MC address list.
             */
            if (((pAdapter->device_mode == WLAN_HDD_INFRA_STATION) ||
               (pAdapter->device_mode == WLAN_HDD_P2P_CLIENT))
               && pAdapter->mc_addr_list.mc_cnt
               && (eConnectionState_Associated ==
               (WLAN_HDD_GET_STATION_CTX_PTR(pAdapter))->conn_info.connState))
            {
                pMulticastAddrs->ulMulticastAddrCnt =
                                 pAdapter->mc_addr_list.mc_cnt;
                for (i = 0; i < pAdapter->mc_addr_list.mc_cnt; i++)
                {
                    memcpy(pMulticastAddrs->multicastAddr[i],
                            pAdapter->mc_addr_list.addr[i],
                            sizeof(pAdapter->mc_addr_list.addr[i]));
                    hddLog(VOS_TRACE_LEVEL_INFO,
                            "%s: %s multicast filter: addr ="
                            MAC_ADDRESS_STR,
                            __func__, set ? "setting" : "clearing",
                            MAC_ADDR_ARRAY(pMulticastAddrs->multicastAddr[i]));
                }
                /* Set multicast filter */
                sme_8023MulticastList(hHal, pAdapter->sessionId,
                                      pMulticastAddrs);
            }
        }
        else
        {
            /* Need to clear only if it was previously configured
             */
            if (pAdapter->mc_addr_list.isFilterApplied)
            {
                pMulticastAddrs->ulMulticastAddrCnt = 0;
                sme_8023MulticastList(hHal, pAdapter->sessionId,
                                      pMulticastAddrs);
            }

        }
        pAdapter->mc_addr_list.isFilterApplied = set ? TRUE : FALSE;
        vos_mem_free(pMulticastAddrs);
    }
    else
    {
        hddLog(VOS_TRACE_LEVEL_INFO,
                FL("gMCAddrListEnable is not enabled in INI"));
    }
    return;
}

static int __iw_set_packet_filter_params(struct net_device *dev,
                                         struct iw_request_info *info,
                                         union iwreq_data *wrqu, char *extra)
{
    hdd_adapter_t *pAdapter;
    hdd_context_t *pHddCtx;
    tpPacketFilterCfg pRequest = NULL;
    int ret = 0;
    struct iw_point s_priv_data;

    pAdapter = WLAN_HDD_GET_PRIV_PTR(dev);
    if (NULL == pAdapter)
    {
        VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                  "%s: Adapter is NULL",__func__);
        return -EINVAL;
    }
    pHddCtx = WLAN_HDD_GET_CTX(pAdapter);
    ret = wlan_hdd_validate_context(pHddCtx);
    if (0 != ret)
    {
        VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                  "%s: HDD context is not valid",__func__);
        return ret;
    }
    if (hdd_priv_get_data(&s_priv_data, wrqu))
    {
       return -EINVAL;
    }

    if ((NULL == s_priv_data.pointer) || (0 == s_priv_data.length))
    {
       return -EINVAL;
    }

    /* ODD number is used for set, copy data using copy_from_user */
    pRequest = mem_alloc_copy_from_user_helper(s_priv_data.pointer,
                                               s_priv_data.length);
    if (NULL == pRequest)
    {
        VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                  "mem_alloc_copy_from_user_helper fail");
        return -ENOMEM;
    }

    ret = wlan_hdd_set_filter(WLAN_HDD_GET_CTX(pAdapter), pRequest, pAdapter->sessionId);
    kfree(pRequest);

    return ret;
}

static int iw_set_packet_filter_params(struct net_device *dev,
                                       struct iw_request_info *info,
                                       union iwreq_data *wrqu, char *extra)
{
    int ret;

   vos_ssr_protect(__func__);
   ret = __iw_set_packet_filter_params(dev, info, wrqu, extra);
   vos_ssr_unprotect(__func__);

   return ret;
}
#endif
static int __iw_get_statistics(struct net_device *dev,
                               struct iw_request_info *info,
                               union iwreq_data *wrqu, char *extra)
{

  VOS_STATUS vos_status = VOS_STATUS_SUCCESS;
  eHalStatus status = eHAL_STATUS_SUCCESS;
  hdd_wext_state_t *pWextState;
  hdd_adapter_t *pAdapter;
  hdd_context_t *pHddCtx;
  char *p = extra;
  int tlen = 0, ret = 0;
  tCsrSummaryStatsInfo *pStats;

  tCsrGlobalClassAStatsInfo *aStats;
  tCsrGlobalClassDStatsInfo *dStats;

  ENTER();

  pAdapter = WLAN_HDD_GET_PRIV_PTR(dev);
  if (NULL == pAdapter)
  {
      VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                "%s: Adapter is NULL",__func__);
      return -EINVAL;
  }
  pHddCtx = WLAN_HDD_GET_CTX(pAdapter);
  ret = wlan_hdd_validate_context(pHddCtx);
  if (0 != ret)
  {
      VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                "%s: HDD context is not valid",__func__);
      return ret;
  }
  pStats = &(pAdapter->hdd_stats.summary_stat);
  aStats =  &(pAdapter->hdd_stats.ClassA_stat);
  dStats = &(pAdapter->hdd_stats.ClassD_stat);
  if (eConnectionState_Associated != (WLAN_HDD_GET_STATION_CTX_PTR(pAdapter))->conn_info.connState) {

     wrqu->txpower.value = 0;
  }
  else {
    status = sme_GetStatistics( pHddCtx->hHal, eCSR_HDD,
                       SME_SUMMARY_STATS      |
                       SME_GLOBAL_CLASSA_STATS |
                       SME_GLOBAL_CLASSB_STATS |
                       SME_GLOBAL_CLASSC_STATS |
                       SME_GLOBAL_CLASSD_STATS |
                       SME_PER_STA_STATS,
                       hdd_StatisticsCB, 0, FALSE,
                       (WLAN_HDD_GET_STATION_CTX_PTR(pAdapter))->conn_info.staId[0], pAdapter );

    if (eHAL_STATUS_SUCCESS != status)
    {
       hddLog(VOS_TRACE_LEVEL_ERROR,
              "%s: Unable to retrieve SME statistics",
              __func__);
        return -EINVAL;
    }

    pWextState = WLAN_HDD_GET_WEXT_STATE_PTR(pAdapter);
    if (NULL == pWextState)
    {
        VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                  "%s: pWextState is NULL",__func__);
        return -EINVAL;
    }

    vos_status = vos_wait_single_event(&pWextState->vosevent, WLAN_WAIT_TIME_STATS);
    if (!VOS_IS_STATUS_SUCCESS(vos_status))
    {
       hddLog(VOS_TRACE_LEVEL_ERROR,
              "%s: SME timeout while retrieving statistics",
              __func__);
       /*Remove the SME statistics list by passing NULL in callback argument*/
       status = sme_GetStatistics( pHddCtx->hHal, eCSR_HDD,
                       SME_SUMMARY_STATS      |
                       SME_GLOBAL_CLASSA_STATS |
                       SME_GLOBAL_CLASSB_STATS |
                       SME_GLOBAL_CLASSC_STATS |
                       SME_GLOBAL_CLASSD_STATS |
                       SME_PER_STA_STATS,
                       NULL, 0, FALSE,
                       (WLAN_HDD_GET_STATION_CTX_PTR(pAdapter))->conn_info.staId[0], pAdapter );

       return -EINVAL;
    }
    FILL_TLV(p, (tANI_U8)WLAN_STATS_RETRY_CNT,
              (tANI_U8) sizeof (pStats->retry_cnt),
              (char*) &(pStats->retry_cnt[0]),
              tlen);

    FILL_TLV(p, (tANI_U8)WLAN_STATS_MUL_RETRY_CNT,
              (tANI_U8) sizeof (pStats->multiple_retry_cnt),
              (char*) &(pStats->multiple_retry_cnt[0]),
              tlen);

    FILL_TLV(p, (tANI_U8)WLAN_STATS_TX_FRM_CNT,
              (tANI_U8) sizeof (pStats->tx_frm_cnt),
              (char*) &(pStats->tx_frm_cnt[0]),
              tlen);

    FILL_TLV(p, (tANI_U8)WLAN_STATS_RX_FRM_CNT,
              (tANI_U8) sizeof (pStats->rx_frm_cnt),
              (char*) &(pStats->rx_frm_cnt),
              tlen);

    FILL_TLV(p, (tANI_U8)WLAN_STATS_FRM_DUP_CNT,
              (tANI_U8) sizeof (pStats->frm_dup_cnt),
              (char*) &(pStats->frm_dup_cnt),
              tlen);

    FILL_TLV(p, (tANI_U8)WLAN_STATS_FAIL_CNT,
              (tANI_U8) sizeof (pStats->fail_cnt),
              (char*) &(pStats->fail_cnt[0]),
              tlen);

    FILL_TLV(p, (tANI_U8)WLAN_STATS_RTS_FAIL_CNT,
              (tANI_U8) sizeof (pStats->rts_fail_cnt),
              (char*) &(pStats->rts_fail_cnt),
              tlen);

    FILL_TLV(p, (tANI_U8)WLAN_STATS_ACK_FAIL_CNT,
              (tANI_U8) sizeof (pStats->ack_fail_cnt),
              (char*) &(pStats->ack_fail_cnt),
              tlen);

    FILL_TLV(p, (tANI_U8)WLAN_STATS_RTS_SUC_CNT,
              (tANI_U8) sizeof (pStats->rts_succ_cnt),
              (char*) &(pStats->rts_succ_cnt),
              tlen);

    FILL_TLV(p, (tANI_U8)WLAN_STATS_RX_DISCARD_CNT,
              (tANI_U8) sizeof (pStats->rx_discard_cnt),
              (char*) &(pStats->rx_discard_cnt),
              tlen);

    FILL_TLV(p, (tANI_U8)WLAN_STATS_RX_ERROR_CNT,
              (tANI_U8) sizeof (pStats->rx_error_cnt),
              (char*) &(pStats->rx_error_cnt),
              tlen);

    FILL_TLV(p, (tANI_U8)WLAN_STATS_TX_BYTE_CNT,
              (tANI_U8) sizeof (dStats->tx_uc_byte_cnt[0]),
              (char*) &(dStats->tx_uc_byte_cnt[0]),
              tlen);

    FILL_TLV(p, (tANI_U8)WLAN_STATS_RX_BYTE_CNT,
              (tANI_U8) sizeof (dStats->rx_byte_cnt),
              (char*) &(dStats->rx_byte_cnt),
              tlen);

    FILL_TLV(p, (tANI_U8)WLAN_STATS_RX_RATE,
              (tANI_U8) sizeof (dStats->rx_rate),
              (char*) &(dStats->rx_rate),
              tlen);

    /* Transmit rate, in units of 500 kbit/sec */
    FILL_TLV(p, (tANI_U8)WLAN_STATS_TX_RATE,
              (tANI_U8) sizeof (aStats->tx_rate),
              (char*) &(aStats->tx_rate),
              tlen);

    FILL_TLV(p, (tANI_U8)WLAN_STATS_RX_UC_BYTE_CNT,
              (tANI_U8) sizeof (dStats->rx_uc_byte_cnt[0]),
              (char*) &(dStats->rx_uc_byte_cnt[0]),
              tlen);
    FILL_TLV(p, (tANI_U8)WLAN_STATS_RX_MC_BYTE_CNT,
              (tANI_U8) sizeof (dStats->rx_mc_byte_cnt),
              (char*) &(dStats->rx_mc_byte_cnt),
              tlen);
    FILL_TLV(p, (tANI_U8)WLAN_STATS_RX_BC_BYTE_CNT,
              (tANI_U8) sizeof (dStats->rx_bc_byte_cnt),
              (char*) &(dStats->rx_bc_byte_cnt),
              tlen);
    FILL_TLV(p, (tANI_U8)WLAN_STATS_TX_UC_BYTE_CNT,
              (tANI_U8) sizeof (dStats->tx_uc_byte_cnt[0]),
              (char*) &(dStats->tx_uc_byte_cnt[0]),
              tlen);
    FILL_TLV(p, (tANI_U8)WLAN_STATS_TX_MC_BYTE_CNT,
              (tANI_U8) sizeof (dStats->tx_mc_byte_cnt),
              (char*) &(dStats->tx_mc_byte_cnt),
              tlen);
    FILL_TLV(p, (tANI_U8)WLAN_STATS_TX_BC_BYTE_CNT,
              (tANI_U8) sizeof (dStats->tx_bc_byte_cnt),
              (char*) &(dStats->tx_bc_byte_cnt),
              tlen);

    wrqu->data.length = tlen;

  }

  EXIT();

  return 0;
}

static int iw_get_statistics(struct net_device *dev,
                             struct iw_request_info *info,
                             union iwreq_data *wrqu, char *extra)
{
   int ret;

   vos_ssr_protect(__func__);
   ret = __iw_get_statistics(dev, info, wrqu, extra);
   vos_ssr_unprotect(__func__);

   return ret;
}
#ifdef FEATURE_WLAN_SCAN_PNO

/*Max Len for PNO notification*/
#define MAX_PNO_NOTIFY_LEN 100
void found_pref_network_cb (void *callbackContext,
                              tSirPrefNetworkFoundInd *pPrefNetworkFoundInd)
{
  hdd_adapter_t* pAdapter = (hdd_adapter_t*)callbackContext;
  union iwreq_data wrqu;
  char buf[MAX_PNO_NOTIFY_LEN+1];

  hddLog(VOS_TRACE_LEVEL_WARN, "A preferred network was found: %s with rssi: -%d",
         pPrefNetworkFoundInd->ssId.ssId, pPrefNetworkFoundInd->rssi);

  // create the event
  memset(&wrqu, 0, sizeof(wrqu));
  memset(buf, 0, sizeof(buf));

  snprintf(buf, MAX_PNO_NOTIFY_LEN, "QCOM: Found preferred network: %s with RSSI of -%u",
           pPrefNetworkFoundInd->ssId.ssId,
          (unsigned int)pPrefNetworkFoundInd->rssi);

  wrqu.data.pointer = buf;
  wrqu.data.length = strlen(buf);

  // send the event

  wireless_send_event(pAdapter->dev, IWEVCUSTOM, &wrqu, buf);

}


/*string based input*/
VOS_STATUS iw_set_pno(struct net_device *dev, struct iw_request_info *info,
                      union iwreq_data *wrqu, char *extra, int nOffset)
{
  hdd_adapter_t *pAdapter = WLAN_HDD_GET_PRIV_PTR(dev);
  hdd_context_t *pHddCtx = WLAN_HDD_GET_CTX(pAdapter);
  /* pnoRequest is a large struct, so we make it static to avoid stack
     overflow.  This API is only invoked via ioctl, so it is
     serialized by the kernel rtnl_lock and hence does not need to be
     reentrant */
  static tSirPNOScanReq pnoRequest;
  char *ptr;
  v_U8_t i,j, ucParams, ucMode;
  eHalStatus status = eHAL_STATUS_FAILURE;
  /*- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */

  VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_INFO,
            "PNO data len %d data %s",
            wrqu->data.length,
            extra);

  if (wrqu->data.length <= nOffset )
  {
    VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_WARN, "PNO input is not correct");
    return VOS_STATUS_E_FAILURE;
  }

  pnoRequest.enable = 0;
  pnoRequest.ucNetworksCount = 0;
  /*-----------------------------------------------------------------------
    Input is string based and expected to be like this:

    <enabled> <netw_count>
    for each network:
    <ssid_len> <ssid> <authentication> <encryption>
    <ch_num> <channel_list optional> <bcast_type> <rssi_threshold>
    <scan_timers> <scan_time> <scan_repeat> <scan_time> <scan_repeat>

    e.g:
    1 2 4 test 0 0 3 1 6 11 2 40 5 test2 4 4 6 1 2 3 4 5 6 1 0 2 5 2 300 0

    this translates into:
    -----------------------------
    enable PNO
    look for 2 networks:
    test - with authentication type 0 and encryption type 0,
    that can be found on 3 channels: 1 6 and 11 ,
    SSID bcast type is unknown (directed probe will be sent if AP not found)
    and must meet -40dBm RSSI

    test2 - with auth and enrytption type 4/4
    that can be found on 6 channels 1, 2, 3, 4, 5 and 6
    bcast type is non-bcast (directed probe will be sent)
    and must not meet any RSSI threshold

    scan every 5 seconds 2 times, scan every 300 seconds until stopped
  -----------------------------------------------------------------------*/
  ptr = extra + nOffset;

  if (1 != sscanf(ptr,"%hhu%n", &(pnoRequest.enable), &nOffset))
  {
      VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                "PNO enable input is not valid %s",ptr);
      return VOS_STATUS_E_FAILURE;
  }

  if ( 0 == pnoRequest.enable )
  {
    /*Disable PNO*/
    memset(&pnoRequest, 0, sizeof(pnoRequest));
    status = sme_SetPreferredNetworkList(WLAN_HDD_GET_HAL_CTX(pAdapter),
                                &pnoRequest,
                                pAdapter->sessionId,
                                found_pref_network_cb, pAdapter);
    if (eHAL_STATUS_SUCCESS != status)
    {
        VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_INFO,
                  "%s: failed to disable PNO", __func__);
        return VOS_STATUS_E_FAILURE;
    }
    pHddCtx->isPnoEnable = FALSE;
    return VOS_STATUS_SUCCESS;
  }

  if (TRUE == pHddCtx->isPnoEnable)
  {
     VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_WARN,
               FL("already PNO is enabled"));
     return -EBUSY;
  }
  pHddCtx->isPnoEnable = TRUE;

  ptr += nOffset;

  if (1 != sscanf(ptr,"%hhu %n", &(pnoRequest.ucNetworksCount), &nOffset))
  {
      VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                "PNO count input not valid %s",ptr);
      goto error;
  }

  VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_INFO,
            "PNO enable %d networks count %d offset %d",
            pnoRequest.enable,
            pnoRequest.ucNetworksCount,
            nOffset);

  /* Parameters checking:
      ucNetworksCount has to be larger than 0*/
  if (( 0 == pnoRequest.ucNetworksCount ) ||
      ( pnoRequest.ucNetworksCount > SIR_PNO_MAX_SUPP_NETWORKS ))
  {
      VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_WARN, "Network input is not correct");
      goto error;
  }

  ptr += nOffset;

  for ( i = 0; i < pnoRequest.ucNetworksCount; i++ )
  {

    pnoRequest.aNetworks[i].ssId.length = 0;

    ucParams = sscanf(ptr,"%hhu %n",
                      &(pnoRequest.aNetworks[i].ssId.length),&nOffset);

    if (1 != ucParams)
    {
        VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                  "PNO ssid length input is not valid %s",ptr);
        return VOS_STATUS_E_FAILURE;
    }

    if (( 0 == pnoRequest.aNetworks[i].ssId.length ) ||
        ( pnoRequest.aNetworks[i].ssId.length > 32 ) )
    {
      VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                "SSID Len %d is not correct for network %d",
                pnoRequest.aNetworks[i].ssId.length, i);
      goto error;
    }

    /*Advance to SSID*/
    ptr += nOffset;

    memcpy(pnoRequest.aNetworks[i].ssId.ssId, ptr,
           pnoRequest.aNetworks[i].ssId.length);
    ptr += pnoRequest.aNetworks[i].ssId.length;

    ucParams = sscanf(ptr,"%u %u %hhu %n",
                      &(pnoRequest.aNetworks[i].authentication),
                      &(pnoRequest.aNetworks[i].encryption),
                      &(pnoRequest.aNetworks[i].ucChannelCount),
                      &nOffset);

    if ( 3 != ucParams )
    {
      VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_WARN,
                "Incorrect cmd %s",ptr);
      goto error;
    }

    VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_INFO,
              "PNO len %d ssid 0x%08x%08x%08x%08x%08x%08x%08x%08x"
              "auth %d encry %d channel count %d offset %d",
              pnoRequest.aNetworks[i].ssId.length,
              *((v_U32_t *) &pnoRequest.aNetworks[i].ssId.ssId[0]),
              *((v_U32_t *) &pnoRequest.aNetworks[i].ssId.ssId[4]),
              *((v_U32_t *) &pnoRequest.aNetworks[i].ssId.ssId[8]),
              *((v_U32_t *) &pnoRequest.aNetworks[i].ssId.ssId[12]),
              *((v_U32_t *) &pnoRequest.aNetworks[i].ssId.ssId[16]),
              *((v_U32_t *) &pnoRequest.aNetworks[i].ssId.ssId[20]),
              *((v_U32_t *) &pnoRequest.aNetworks[i].ssId.ssId[24]),
              *((v_U32_t *) &pnoRequest.aNetworks[i].ssId.ssId[28]),
              pnoRequest.aNetworks[i].authentication,
              pnoRequest.aNetworks[i].encryption,
              pnoRequest.aNetworks[i].ucChannelCount,
              nOffset );

    /*Advance to channel list*/
    ptr += nOffset;

    if (SIR_PNO_MAX_NETW_CHANNELS < pnoRequest.aNetworks[i].ucChannelCount)
    {
      VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_WARN,
                "Incorrect number of channels");
      return VOS_STATUS_E_FAILURE;
    }

    if ( 0 !=  pnoRequest.aNetworks[i].ucChannelCount)
    {
      for ( j = 0; j < pnoRequest.aNetworks[i].ucChannelCount; j++)
      {
           if (1 != sscanf(ptr,"%hhu %n",
                           &(pnoRequest.aNetworks[i].aChannels[j]),
                           &nOffset))
            {    VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                           "PNO network channel input is not valid %s",ptr);
                  return VOS_STATUS_E_FAILURE;
            }
            /*Advance to next channel number*/
            ptr += nOffset;
      }
    }

    if (1 != sscanf(ptr,"%u %n",
                    &(pnoRequest.aNetworks[i].bcastNetwType),
                    &nOffset))
    {
        VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                  "PNO broadcast network type input is not valid %s",ptr);
        goto error;
    }

    VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_INFO,
            "PNO bcastNetwType %d offset %d",
            pnoRequest.aNetworks[i].bcastNetwType,
            nOffset );

    /*Advance to rssi Threshold*/
    ptr += nOffset;

    if (1 != sscanf(ptr,"%hhu %n",
                    &(pnoRequest.aNetworks[i].rssiThreshold),
                    &nOffset))
    {
        VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                  "PNO rssi threshold input is not valid %s",ptr);
        goto error;
    }

    VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_INFO,
            "PNO rssi %d offset %d",
            pnoRequest.aNetworks[i].rssiThreshold,
            nOffset );
    /*Advance to next network*/
    ptr += nOffset;
  }/*For ucNetworkCount*/

  ucParams = sscanf(ptr,"%hhu %n",
                    &(pnoRequest.scanTimers.ucScanTimersCount),
                    &nOffset);

  /*Read the scan timers*/
  if (( 1 == ucParams ) && ( pnoRequest.scanTimers.ucScanTimersCount > 0 ))
  {
     ptr += nOffset;

     VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_INFO,
        "Scan timer count %d offset %d",
        pnoRequest.scanTimers.ucScanTimersCount,
        nOffset );

     if ( SIR_PNO_MAX_SCAN_TIMERS < pnoRequest.scanTimers.ucScanTimersCount )
     {
       VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                    "Incorrect cmd - too many scan timers");
       goto error;
     }

     for ( i = 0; i < pnoRequest.scanTimers.ucScanTimersCount; i++ )
     {
        ucParams = sscanf(ptr,"%u %u %n",
           &(pnoRequest.scanTimers.aTimerValues[i].uTimerValue),
           &( pnoRequest.scanTimers.aTimerValues[i].uTimerRepeat),
           &nOffset);

        if (2 != ucParams)
        {
            VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                    "Incorrect cmd - diff params then expected %d", ucParams);
            goto error;
        }

        VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_INFO,
            "PNO Timer value %d Timer repeat %d offset %d",
            pnoRequest.scanTimers.aTimerValues[i].uTimerValue,
            pnoRequest.scanTimers.aTimerValues[i].uTimerRepeat,
            nOffset );

        ptr += nOffset;
     }

  }
  else
  {
    VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_INFO,
       "No scan timers provided param count %d scan timers %d",
        ucParams,  pnoRequest.scanTimers.ucScanTimersCount );

    /*Scan timers defaults to 5 minutes*/
    pnoRequest.scanTimers.ucScanTimersCount = 1;
    pnoRequest.scanTimers.aTimerValues[0].uTimerValue  = 60;
    pnoRequest.scanTimers.aTimerValues[0].uTimerRepeat = 0;
  }

  ucParams = sscanf(ptr,"%hhu %n",&(ucMode), &nOffset);

  pnoRequest.modePNO = ucMode;
  /*for LA we just expose suspend option*/
  if (( 1 != ucParams )||(  ucMode >= SIR_PNO_MODE_MAX ))
  {
     pnoRequest.modePNO = SIR_PNO_MODE_ON_SUSPEND;
  }

  status = sme_SetPreferredNetworkList(WLAN_HDD_GET_HAL_CTX(pAdapter), &pnoRequest,
                                pAdapter->sessionId,
                                found_pref_network_cb, pAdapter);
  if (eHAL_STATUS_SUCCESS == status)
  {
      VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_INFO,
                  "%s: PNO enabled", __func__);
      return VOS_STATUS_SUCCESS;
  }
error:
    VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                "%s: Failed to enable PNO", __func__);
    pHddCtx->isPnoEnable = FALSE;
    return VOS_STATUS_E_FAILURE;
}/*iw_set_pno*/

VOS_STATUS iw_set_rssi_filter(struct net_device *dev, struct iw_request_info *info,
        union iwreq_data *wrqu, char *extra, int nOffset)
{
    hdd_adapter_t *pAdapter = WLAN_HDD_GET_PRIV_PTR(dev);
    v_U8_t rssiThreshold = 0;
    v_U8_t nRead;

    nRead = sscanf(extra + nOffset,"%hhu",
           &rssiThreshold);

    if ( 1 != nRead )
    {
      VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_WARN,
                "Incorrect format");
      return VOS_STATUS_E_FAILURE;
    }

    sme_SetRSSIFilter(WLAN_HDD_GET_HAL_CTX(pAdapter), rssiThreshold);
    return VOS_STATUS_SUCCESS;
}


static int __iw_set_pno_priv(struct net_device *dev,
                           struct iw_request_info *info,
                           union iwreq_data *wrqu, char *extra)
{
    hdd_adapter_t *pAdapter;
    hdd_context_t *pHddCtx;
    int ret = 0;

    pAdapter = WLAN_HDD_GET_PRIV_PTR(dev);
    if (NULL == pAdapter)
    {
        VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                  "%s: Adapter is NULL",__func__);
        return -EINVAL;
    }

    pHddCtx = WLAN_HDD_GET_CTX(pAdapter);
    ret = wlan_hdd_validate_context(pHddCtx);
    if (0 != ret)
    {
        VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                  "%s: HDD context is not valid",__func__);
        return ret;
    }


    VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_INFO,
                "Set PNO Private");

    return iw_set_pno(dev,info,wrqu,extra,0);
}

static int iw_set_pno_priv(struct net_device *dev,
                           struct iw_request_info *info,
                           union iwreq_data *wrqu, char *extra)
{
    int ret;

    vos_ssr_protect(__func__);
    ret = __iw_set_pno_priv(dev, info, wrqu, extra);
    vos_ssr_unprotect(__func__);

    return ret;
}
#endif /*FEATURE_WLAN_SCAN_PNO*/

//Common function to SetBand
int hdd_setBand(struct net_device *dev, u8 ui_band)
{
    hdd_adapter_t *pAdapter;
    tHalHandle hHal;
    hdd_context_t *pHddCtx;
    hdd_scaninfo_t *pScanInfo = NULL;
    eCsrBand band;
    eCsrBand currBand = eCSR_BAND_MAX;
    eCsrBand connectedBand;
    v_U8_t ret = SEND_CHANNEL_CHANGE_EVENT;
    tpAniSirGlobal pMac;
    int retval = 0;

    pAdapter = WLAN_HDD_GET_PRIV_PTR(dev);
    if (NULL == pAdapter)
    {
        VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                  "%s: Adapter is NULL",__func__);
        return -EINVAL;
    }
    pHddCtx = WLAN_HDD_GET_CTX(pAdapter);
    retval = wlan_hdd_validate_context(pHddCtx);
    if (0 != retval)
    {
        VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                  "%s: HDD context is not valid",__func__);
        return retval;
    }
    hHal = WLAN_HDD_GET_HAL_CTX(pAdapter);
    if (NULL == hHal)
    {
        VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                  "%s: Hal Context is NULL",__func__);
        return -EINVAL;
    }
    pMac = PMAC_STRUCT(hHal);

    switch(ui_band)
    {
        case WLAN_HDD_UI_BAND_AUTO:
             band = eCSR_BAND_ALL;
        break;
        case WLAN_HDD_UI_BAND_5_GHZ:
            band = eCSR_BAND_5G;
        break;
        case WLAN_HDD_UI_BAND_2_4_GHZ:
            band = eCSR_BAND_24;
        break;
        default:
            band = eCSR_BAND_MAX;
    }
    connectedBand =
          hdd_connGetConnectedBand(WLAN_HDD_GET_STATION_CTX_PTR(pAdapter));

    VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_INFO, "%s: change band to %u",
                __func__, band);

    if (band == eCSR_BAND_MAX)
    {
        /* Received change band request with invalid band value */
        VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
               "%s: Invalid band value %u", __func__, ui_band);
        return -EINVAL;
    }

    if ( (band == eCSR_BAND_24 && pHddCtx->cfg_ini->nBandCapability==2) ||
         (band == eCSR_BAND_5G && pHddCtx->cfg_ini->nBandCapability==1) ||
         (band == eCSR_BAND_ALL && pHddCtx->cfg_ini->nBandCapability!=0))
    {
         VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
             "%s: band value %u violate INI settings %u", __func__,
             band, pHddCtx->cfg_ini->nBandCapability);
         return -EIO;
    }

    if (eHAL_STATUS_SUCCESS != sme_GetFreqBand(hHal, &currBand))
    {
         VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_INFO,
              "%s: Failed to get current band config",
                 __func__);
         return -EIO;
    }

    if (currBand != band)
    {
        if ( band == eCSR_BAND_5G )
        {
            /* Return failure if current country code is world regulatory domain*/
            if( (pMac->scan.countryCodeCurrent[0] == '0' &&
                        pMac->scan.countryCodeCurrent[1] == '0') )
            {
                VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                        "%s: failed to set the band value to %u as country code is 00",
                        __func__, band);
                return -EAGAIN;
            }
        }

        /* Change band request received.
         * Abort pending scan requests, flush the existing scan results,
         * and change the band capability
         */
        VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_INFO,
                "%s: Current band value = %u, new setting %u ",
                 __func__, currBand, band);

        /* We need to change the band and flush the scan results here itself
         * as we may get timeout for disconnection in which we will return
         * with out doing any of these
         */
        if (eHAL_STATUS_SUCCESS != sme_SetFreqBand(hHal, (eCsrBand)band))
        {
             VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_FATAL,
                     "%s: failed to set the band value to %u ",
                        __func__, band);
             return -EINVAL;
        }
        if(currBand == eCSR_BAND_24 || currBand == eCSR_BAND_5G)
        {
             v_COUNTRYCODE_t curr_country;
             curr_country[0]=pMac->scan.countryCodeCurrent[0];
             curr_country[1]=pMac->scan.countryCodeCurrent[1];

             /* As currunt band is already set to 2.4Ghz/5Ghz we dont have all channel
              * information available in NV so to get the channel information from kernel
              * we need to send regulatory hint for the currunt country
              * And to set the same country again we need to set the dummy country
              * first and then the actual country.
              */

#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,9,0))
             regulatory_hint_user("00", NL80211_USER_REG_HINT_USER);
#else
             regulatory_hint_user("00");
#endif

             pMac->roam.configParam.fEnforceCountryCode = eANI_BOOLEAN_TRUE;
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,9,0))
             regulatory_hint_user(curr_country, NL80211_USER_REG_HINT_USER);
#else
             regulatory_hint_user(curr_country);
#endif
             ret = DO_NOT_SEND_CHANNEL_CHANGE_EVENT;
        }
        else
        {
#ifdef CONFIG_ENABLE_LINUX_REG
           vos_update_nv_table_from_wiphy_band((void *)pHddCtx,
                     (void *)pHddCtx->wiphy, (eCsrBand)band);
#else
           wlan_hdd_cfg80211_update_band( pHddCtx->wiphy, (eCsrBand)band );
#endif

        }
        pScanInfo =  &pHddCtx->scan_info;
        if ((pScanInfo != NULL) && pHddCtx->scan_info.mScanPending)
        {
             hdd_abort_mac_scan(pHddCtx, pScanInfo->sessionId,
                                eCSR_SCAN_ABORT_DUE_TO_BAND_CHANGE);
        }
        sme_FilterScanResults(hHal, pAdapter->sessionId);

        if (band != eCSR_BAND_ALL &&
            hdd_connIsConnected(WLAN_HDD_GET_STATION_CTX_PTR(pAdapter)) &&
            (connectedBand != band))
        {
             eHalStatus status = eHAL_STATUS_SUCCESS;
             long lrc;

             /* STA already connected on current band, So issue disconnect first,
                        * then change the band*/

             hddLog(VOS_TRACE_LEVEL_INFO,
                     "%s STA connected in band %u, Changing band to %u, Issuing Disconnect."
                       , __func__, csrGetCurrentBand(hHal), band);

             INIT_COMPLETION(pAdapter->disconnect_comp_var);

             status = sme_RoamDisconnect( WLAN_HDD_GET_HAL_CTX(pAdapter),
             pAdapter->sessionId, eCSR_DISCONNECT_REASON_UNSPECIFIED);

             if ( eHAL_STATUS_SUCCESS != status)
             {
                 hddLog(VOS_TRACE_LEVEL_ERROR,
                         "%s csrRoamDisconnect failure, returned %d",
                           __func__, (int)status );
                 return -EINVAL;
             }

             lrc = wait_for_completion_interruptible_timeout(
                     &pAdapter->disconnect_comp_var,
                     msecs_to_jiffies(WLAN_WAIT_TIME_DISCONNECT));

             if (lrc <= 0) {

                hddLog(VOS_TRACE_LEVEL_ERROR,"%s: %s while waiting for csrRoamDisconnect ",
                 __func__, (0 == lrc) ? "Timeout" : "Interrupt");

                return (0 == lrc) ? -ETIMEDOUT : -EINTR;
             }
        }
    }
    return ret;
}

int hdd_setBand_helper(struct net_device *dev, const char *command)
{
    u8 band;

    /*convert the band value from ascii to integer*/
    band = command[WLAN_HDD_UI_SET_BAND_VALUE_OFFSET] - '0';

    return hdd_setBand(dev, band);

}

static int __iw_set_band_config(struct net_device *dev,
                                struct iw_request_info *info,
                                union iwreq_data *wrqu, char *extra)
{
    int *value = (int *)extra;

    VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_INFO, "%s: ", __func__);

    return hdd_setBand(dev, value[0]);
}

static int iw_set_band_config(struct net_device *dev,
                              struct iw_request_info *info,
                              union iwreq_data *wrqu, char *extra)
{
    int ret;

    vos_ssr_protect(__func__);
    ret = __iw_set_band_config(dev, info, wrqu, extra);
    vos_ssr_unprotect(__func__);

    return ret;
}

static int __iw_set_power_params_priv(struct net_device *dev,
                                      struct iw_request_info *info,
                                      union iwreq_data *wrqu, char *extra)
{
  int ret;
  char *ptr;
  VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_INFO,
                "Set power params Private");
  /* ODD number is used for set, copy data using copy_from_user */
  ptr = mem_alloc_copy_from_user_helper(wrqu->data.pointer,
                                          wrqu->data.length);
  if (NULL == ptr)
  {
      VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                "mem_alloc_copy_from_user_helper fail");
      return -ENOMEM;
  }

  ret = iw_set_power_params(dev, info, wrqu, ptr, 0);
  kfree(ptr);
  return ret;
}

static int iw_set_power_params_priv(struct net_device *dev,
                                    struct iw_request_info *info,
                                    union iwreq_data *wrqu, char *extra)
{
    int ret;

    vos_ssr_protect(__func__);
    ret = __iw_set_power_params_priv(dev, info, wrqu, extra);
    vos_ssr_unprotect(__func__);

    return ret;
}

/*string based input*/
VOS_STATUS iw_set_power_params(struct net_device *dev, struct iw_request_info *info,
                      union iwreq_data *wrqu, char *extra, int nOffset)
{
  hdd_adapter_t *pAdapter;
  hdd_context_t *pHddCtx;
  tSirSetPowerParamsReq powerRequest;
  char *ptr;
  v_U8_t  ucType;
  v_U32_t  uTotalSize, uValue;
  int ret = 0;
  /*- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */

  pAdapter = WLAN_HDD_GET_PRIV_PTR(dev);
  if (NULL == pAdapter)
  {
      VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                "%s: Adapter is NULL",__func__);
      return -EINVAL;
  }

  pHddCtx = WLAN_HDD_GET_CTX(pAdapter);
  ret = wlan_hdd_validate_context(pHddCtx);
  if (0 != ret)
  {
      VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                "%s: HDD context is not valid",__func__);
      return ret;
  }
  VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_INFO,
            "Power Params data len %d data %s",
            wrqu->data.length,
            extra);

  if (wrqu->data.length <= nOffset )
  {
    VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_WARN, "set power param input is not correct");
    return VOS_STATUS_E_FAILURE;
  }

  uTotalSize = wrqu->data.length - nOffset;

  /*-----------------------------------------------------------------------
    Input is string based and expected to be like this:

    <param_type> <param_value> <param_type> <param_value> ...

    e.g:
    1 2 2 3 3 0 4 1 5 1

    e.g. setting just a few:
    1 2 4 1

    parameter types:
    -----------------------------
    1 - Ignore DTIM
    2 - Listen Interval
    3 - Broadcast Multicas Filter
    4 - Beacon Early Termination
    5 - Beacon Early Termination Interval
  -----------------------------------------------------------------------*/
  powerRequest.uIgnoreDTIM       = SIR_NOCHANGE_POWER_VALUE;
  powerRequest.uListenInterval   = SIR_NOCHANGE_POWER_VALUE;
  powerRequest.uBcastMcastFilter = SIR_NOCHANGE_POWER_VALUE;
  powerRequest.uEnableBET        = SIR_NOCHANGE_POWER_VALUE;
  powerRequest.uBETInterval      = SIR_NOCHANGE_POWER_VALUE;

  ptr = extra + nOffset;

  while ( uTotalSize )
  {
    if (1 != sscanf(ptr,"%hhu %n", &(ucType), &nOffset))
    {
        VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                  "Invalid input parameter type %s",ptr);
         return VOS_STATUS_E_FAILURE;
    }

    uTotalSize -= nOffset;

    if (!uTotalSize)
    {
      VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                "Invalid input parameter type : %d with no value at offset %d",
                ucType, nOffset);
      return VOS_STATUS_E_FAILURE;
    }

    ptr += nOffset;

    if (1 != sscanf(ptr,"%u %n", &(uValue), &nOffset))
    {
        VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                  "Invalid input parameter value %s",ptr);
         return VOS_STATUS_E_FAILURE;
    }

    VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_INFO,
              "Power request parameter %d value %d offset %d",
              ucType, uValue, nOffset);

    switch (ucType)
    {
      case eSIR_IGNORE_DTIM:
      powerRequest.uIgnoreDTIM       = uValue;
      break;
      case eSIR_LISTEN_INTERVAL:
      powerRequest.uListenInterval   = uValue;
      break;
      case eSIR_MCAST_BCAST_FILTER:
      powerRequest.uBcastMcastFilter = uValue;
      break;
      case eSIR_ENABLE_BET:
      powerRequest.uEnableBET        = uValue;
      break;
      case eSIR_BET_INTERVAL:
      powerRequest.uBETInterval      = uValue;
      break;
      default:
        VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                "Invalid input parameter type : %d with value: %d at offset %d",
                ucType, uValue,  nOffset);
      return VOS_STATUS_E_FAILURE;
    }

    uTotalSize -= nOffset;
    VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_INFO,
              "Power request parameter %d Total size",
              uTotalSize);
    ptr += nOffset;
    /* This is added for dynamic Tele LI enable (0xF1) /disable (0xF0)*/
    if(!(uTotalSize - nOffset) &&
       (powerRequest.uListenInterval != SIR_NOCHANGE_POWER_VALUE))
    {
        uTotalSize = 0;
    }

  }/*Go for as long as we have a valid string*/

  /* put the device into full power*/
  wlan_hdd_enter_bmps(pAdapter, DRIVER_POWER_MODE_ACTIVE);

  /* Apply the power save params*/
  sme_SetPowerParams( WLAN_HDD_GET_HAL_CTX(pAdapter), &powerRequest, FALSE);

  /* put the device back to power save*/
  wlan_hdd_enter_bmps(pAdapter, DRIVER_POWER_MODE_AUTO);

  return VOS_STATUS_SUCCESS;
}/*iw_set_power_params*/

// tdlsoffchan
#ifdef FEATURE_WLAN_TDLS

int iw_set_tdlsoffchannel(hdd_context_t *pHddCtx, int offchannel)
{
    if (offchannel < 0 || offchannel > 165)
    {
        VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR, "%s: Invalid tdls off channel %u",
                  __func__, offchannel);
        return -1;

    }

    VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_INFO, "%s: change tdls off channel from %d to %d",
              __func__, tdlsOffCh, offchannel);

    tdlsOffCh = offchannel;
    return 0;
}

int iw_set_tdlssecoffchanneloffset(hdd_context_t *pHddCtx, int offchanoffset)
{
    if (offchanoffset ==  0)
    {
       tdlsOffChBwOffset = 1;
       VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_INFO, "%s: change tdls secondary off channel offset to %u",
                 __func__, tdlsOffChBwOffset);

       return 0;

    }

    if ( offchanoffset == 40 )
    {
       tdlsOffChBwOffset = 2;
       VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_INFO, "%s: change tdls secondary off channel offset to %u",
                 __func__, tdlsOffChBwOffset);

       return 0;

    }
    if (offchanoffset == -40)
    {
       tdlsOffChBwOffset = 3;
       VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_INFO, "%s: change tdls secondary off channel offset to %u",
                 __func__, tdlsOffChBwOffset);

       return 0;

    }
    VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR, "%s: Invalid tdls secondary off channel offset %d",
              __func__, offchanoffset);
    return -1;
}

int iw_set_tdlsoffchannelmode(hdd_adapter_t *pAdapter, int offchanmode)
{
    hddTdlsPeer_t *connPeer = NULL;
    hdd_station_ctx_t *pHddStaCtx = WLAN_HDD_GET_STATION_CTX_PTR(pAdapter);
    hdd_context_t *pHddCtx = WLAN_HDD_GET_CTX(pAdapter);

    if (offchanmode < 0 || offchanmode > 4)
    {
        VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                  "%s: Invalid tdls off channel mode %d",
                  __func__, offchanmode);
        return -1;
    }

    if (eConnectionState_Associated != pHddStaCtx->conn_info.connState)
    {
        VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                  "%s: tdls off channel mode req in not associated state %d",
                  __func__, offchanmode);
        return -1;
    }

    if (eTDLS_SUPPORT_ENABLED == pHddCtx->tdls_mode ||
        eTDLS_SUPPORT_EXPLICIT_TRIGGER_ONLY == pHddCtx->tdls_mode)
    {
       /* Send TDLS Channel Switch Request to connected peer */
       connPeer = wlan_hdd_tdls_get_connected_peer(pAdapter);
       if (NULL == connPeer) {
           VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_FATAL,
                     "%s: No TDLS Connected Peer", __func__);
           return -1;
       }
    }
    else
    {
       VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_FATAL,
                 "%s: TDLS Connection not supported", __func__);
       return -1;
    }

    VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_INFO,
              ("%s: TDLS Channel Switch in swmode=%d"),
               __func__, offchanmode);

    switch (offchanmode)
    {
       case 1:/*Enable*/
       case 2:/*Disable*/
       {
           VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_INFO,
                     "%s: change tdls off channel mode %d tdls_off_channel %d offchanoffset %d ",
                     __func__, offchanmode, tdlsOffCh, tdlsOffChBwOffset);
           if (TRUE == pHddCtx->cfg_ini->fEnableTDLSOffChannel)
           {

               sme_SendTdlsChanSwitchReq(WLAN_HDD_GET_HAL_CTX(pAdapter),
                                       pAdapter->sessionId, connPeer->peerMac,
                                       tdlsOffCh, tdlsOffChBwOffset,
                                       offchanmode);
           }
           else
           {
               VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                         "%s: TDLS Off Channel not supported", __func__);
               return -1;
           }
           break;
       }
       case 3:
       {
           VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_INFO,
                     "%s: change tdls off channel mode %d REJREQ 3 tdls_off_channel %d offchanoffset %d ",
                     __func__, offchanmode, tdlsOffCh, tdlsOffChBwOffset);

           break;
       }
       case 4:
       {
           VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_INFO,
                     "%s: change tdls off channel mode %d UNSOLRESP 4 tdls_off_channel %d offchanoffset %d ",
                     __func__, offchanmode, tdlsOffCh, tdlsOffChBwOffset);
           break;
       }
       default:
       {
           VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                     "%s: change tdls off channel mode %d Not SET 0 tdls_off_channel %d offchanoffset %d ",
                     __func__, offchanmode, tdlsOffCh, tdlsOffChBwOffset);
           break;
       }

    }

    VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_INFO, "%s: change tdls off channel mode to %u",
                __func__, offchanmode);
    return 0;
}
#endif


// Define the Wireless Extensions to the Linux Network Device structure
// A number of these routines are NULL (meaning they are not implemented.)

static const iw_handler      we_handler[] =
{
   (iw_handler) iw_set_commit,      /* SIOCSIWCOMMIT */
   (iw_handler) iw_get_name,      /* SIOCGIWNAME */
   (iw_handler) NULL,            /* SIOCSIWNWID */
   (iw_handler) NULL,            /* SIOCGIWNWID */
   (iw_handler) iw_set_freq,      /* SIOCSIWFREQ */
   (iw_handler) iw_get_freq,      /* SIOCGIWFREQ */
   (iw_handler) iw_set_mode,      /* SIOCSIWMODE */
   (iw_handler) iw_get_mode,      /* SIOCGIWMODE */
   (iw_handler) NULL,              /* SIOCSIWSENS */
   (iw_handler) NULL,              /* SIOCGIWSENS */
   (iw_handler) NULL,             /* SIOCSIWRANGE */
   (iw_handler) iw_get_range,      /* SIOCGIWRANGE */
   (iw_handler) iw_set_priv,       /* SIOCSIWPRIV */
   (iw_handler) NULL,             /* SIOCGIWPRIV */
   (iw_handler) NULL,             /* SIOCSIWSTATS */
   (iw_handler) NULL,             /* SIOCGIWSTATS */
   iw_handler_set_spy,             /* SIOCSIWSPY */
   iw_handler_get_spy,             /* SIOCGIWSPY */
   iw_handler_set_thrspy,         /* SIOCSIWTHRSPY */
   iw_handler_get_thrspy,         /* SIOCGIWTHRSPY */
   (iw_handler) iw_set_ap_address,   /* SIOCSIWAP */
   (iw_handler) iw_get_ap_address,   /* SIOCGIWAP */
   (iw_handler) iw_set_mlme,              /* SIOCSIWMLME */
   (iw_handler) NULL,              /* SIOCGIWAPLIST */
   (iw_handler) iw_set_scan,      /* SIOCSIWSCAN */
   (iw_handler) iw_get_scan,      /* SIOCGIWSCAN */
   (iw_handler) iw_set_essid,      /* SIOCSIWESSID */
   (iw_handler) iw_get_essid,      /* SIOCGIWESSID */
   (iw_handler) iw_set_nick,      /* SIOCSIWNICKN */
   (iw_handler) iw_get_nick,      /* SIOCGIWNICKN */
   (iw_handler) NULL,             /* -- hole -- */
   (iw_handler) NULL,             /* -- hole -- */
   (iw_handler) iw_set_bitrate,   /* SIOCSIWRATE */
   (iw_handler) iw_get_bitrate,   /* SIOCGIWRATE */
   (iw_handler) iw_set_rts_threshold,/* SIOCSIWRTS */
   (iw_handler) iw_get_rts_threshold,/* SIOCGIWRTS */
   (iw_handler) iw_set_frag_threshold,   /* SIOCSIWFRAG */
   (iw_handler) iw_get_frag_threshold,   /* SIOCGIWFRAG */
   (iw_handler) iw_set_tx_power,      /* SIOCSIWTXPOW */
   (iw_handler) iw_get_tx_power,      /* SIOCGIWTXPOW */
   (iw_handler) iw_set_retry,          /* SIOCSIWRETRY */
   (iw_handler) iw_get_retry,          /* SIOCGIWRETRY */
   (iw_handler) iw_set_encode,          /* SIOCSIWENCODE */
   (iw_handler) iw_get_encode,          /* SIOCGIWENCODE */
   (iw_handler) iw_set_power_mode,      /* SIOCSIWPOWER */
   (iw_handler) iw_get_power_mode,      /* SIOCGIWPOWER */
   (iw_handler) NULL,                 /* -- hole -- */
   (iw_handler) NULL,                /* -- hole -- */
   (iw_handler) iw_set_genie,      /* SIOCSIWGENIE */
   (iw_handler) iw_get_genie,      /* SIOCGIWGENIE */
   (iw_handler) iw_set_auth,      /* SIOCSIWAUTH */
   (iw_handler) iw_get_auth,      /* SIOCGIWAUTH */
   (iw_handler) iw_set_encodeext,   /* SIOCSIWENCODEEXT */
   (iw_handler) iw_get_encodeext,   /* SIOCGIWENCODEEXT */
   (iw_handler) NULL,         /* SIOCSIWPMKSA */
};

static const iw_handler we_private[] = {

   [WLAN_PRIV_SET_INT_GET_NONE      - SIOCIWFIRSTPRIV]   = iw_setint_getnone,  //set priv ioctl
   [WLAN_PRIV_SET_NONE_GET_INT      - SIOCIWFIRSTPRIV]   = iw_setnone_getint,  //get priv ioctl
   [WLAN_PRIV_SET_CHAR_GET_NONE     - SIOCIWFIRSTPRIV]   = iw_setchar_getnone, //get priv ioctl
   [WLAN_PRIV_SET_THREE_INT_GET_NONE - SIOCIWFIRSTPRIV]  = iw_set_three_ints_getnone,
   [WLAN_PRIV_GET_CHAR_SET_NONE      - SIOCIWFIRSTPRIV]  = iw_get_char_setnone,
   [WLAN_PRIV_SET_NONE_GET_NONE     - SIOCIWFIRSTPRIV]   = iw_setnone_getnone, //action priv ioctl
   [WLAN_PRIV_SET_VAR_INT_GET_NONE  - SIOCIWFIRSTPRIV]   = iw_hdd_set_var_ints_getnone,
   [WLAN_PRIV_ADD_TSPEC             - SIOCIWFIRSTPRIV]   = iw_add_tspec,
   [WLAN_PRIV_DEL_TSPEC             - SIOCIWFIRSTPRIV]   = iw_del_tspec,
   [WLAN_PRIV_GET_TSPEC             - SIOCIWFIRSTPRIV]   = iw_get_tspec,
#ifdef FEATURE_OEM_DATA_SUPPORT
   [WLAN_PRIV_SET_OEM_DATA_REQ - SIOCIWFIRSTPRIV] = iw_set_oem_data_req, //oem data req Specifc
   [WLAN_PRIV_GET_OEM_DATA_RSP - SIOCIWFIRSTPRIV] = iw_get_oem_data_rsp, //oem data req Specifc
#endif

#ifdef WLAN_FEATURE_VOWIFI_11R
   [WLAN_PRIV_SET_FTIES                 - SIOCIWFIRSTPRIV]   = iw_set_fties,
#endif
   [WLAN_PRIV_SET_HOST_OFFLOAD          - SIOCIWFIRSTPRIV]   = iw_set_host_offload,
   [WLAN_GET_WLAN_STATISTICS            - SIOCIWFIRSTPRIV]   = iw_get_statistics,
   [WLAN_SET_KEEPALIVE_PARAMS           - SIOCIWFIRSTPRIV]   = iw_set_keepalive_params
#ifdef WLAN_FEATURE_PACKET_FILTERING
   ,
   [WLAN_SET_PACKET_FILTER_PARAMS       - SIOCIWFIRSTPRIV]   = iw_set_packet_filter_params
#endif
#ifdef FEATURE_WLAN_SCAN_PNO
   ,
   [WLAN_SET_PNO                        - SIOCIWFIRSTPRIV]   = iw_set_pno_priv
#endif
   ,
   [WLAN_SET_BAND_CONFIG                - SIOCIWFIRSTPRIV]   = iw_set_band_config,
   [WLAN_PRIV_SET_MCBC_FILTER           - SIOCIWFIRSTPRIV]   = iw_set_dynamic_mcbc_filter,
   [WLAN_PRIV_CLEAR_MCBC_FILTER         - SIOCIWFIRSTPRIV]   = iw_clear_dynamic_mcbc_filter,
   [WLAN_SET_POWER_PARAMS               - SIOCIWFIRSTPRIV]   = iw_set_power_params_priv,
   [WLAN_GET_LINK_SPEED                 - SIOCIWFIRSTPRIV]   = iw_get_linkspeed_priv,
};

/*Maximum command length can be only 15 */
static const struct iw_priv_args we_private_args[] = {

    /* handlers for main ioctl */
    {   WLAN_PRIV_SET_INT_GET_NONE,
        IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
        0,
        "" },

    /* handlers for sub-ioctl */
    {   WE_SET_11D_STATE,
        IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
        0,
        "set11Dstate" },

    {   WE_WOWL,
        IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
        0,
        "wowl" },

    {   WE_SET_POWER,
        IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
        0,
        "setPower" },

    {   WE_SET_MAX_ASSOC,
        IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
        0,
        "setMaxAssoc" },

    {   WE_SET_SAP_AUTO_CHANNEL_SELECTION,
        IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
        0,
        "setAutoChannel" },

    {   WE_SET_DATA_INACTIVITY_TO,
        IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
        0,
        "inactivityTO" },

    {   WE_SET_MAX_TX_POWER,
        IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
        0,
       "setMaxTxPower" },

    {   WE_SET_MAX_TX_POWER_2_4,
        IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
        0,
        "setTxMaxPower2G" },

    {   WE_SET_MAX_TX_POWER_5_0,
        IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
        0,
        "setTxMaxPower5G" },

    /* SAP has TxMax whereas STA has MaxTx, adding TxMax for STA
     * as well to keep same syntax as in SAP. Now onwards, STA
     * will support both */
    {   WE_SET_MAX_TX_POWER,
        IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
        0,
        "setTxMaxPower" },

    /* set Higher DTIM Transition (DTIM1 to DTIM3)
     * 1 = enable and 0 = disable */
    {
        WE_SET_HIGHER_DTIM_TRANSITION,
        IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
        0,
        "setHDtimTransn" },

    {   WE_SET_TM_LEVEL,
        IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
        0,
        "setTmLevel" },

    {   WE_ENABLE_STRICT_FCC_REG,
        IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
        0,
        "setStrictFCCreg" },

    {   WE_SET_DEBUG_LOG,
        IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
        0, "setDbgLvl" },
#ifdef FEATURE_WLAN_TDLS
    {
        WE_SET_TDLS_OFF_CHAN,
        IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
        0,
        "tdlsoffchan" },
    {
        WE_SET_TDLS_SEC_OFF_CHAN_OFFSET,
        IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
        0,
        "tdlsecchnoffst" },
    {
        WE_SET_TDLS_OFF_CHAN_MODE,
        IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
        0,
        "tdlsoffchnmode" },
#endif

    {   WE_SET_SCAN_BAND_PREFERENCE,
        IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
        0, "set_scan_pref" },

    /* handlers for main ioctl */
    {   WLAN_PRIV_SET_NONE_GET_INT,
        0,
        IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
        "" },

    /* handlers for sub-ioctl */
    {   WE_GET_11D_STATE,
        0,
        IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
        "get11Dstate" },

    {   WE_IBSS_STATUS,
        0,
        IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
        "getAdhocStatus" },

    {   WE_PMC_STATE,
        0,
        IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
        "pmcState" },

    {   WE_GET_WLAN_DBG,
        0,
        IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
        "getwlandbg" },

    {   WE_GET_MAX_ASSOC,
        0,
        IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
        "getMaxAssoc" },

    {   WE_GET_WDI_DBG,
        0,
        IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
        "getwdidbg" },

    {   WE_GET_SAP_AUTO_CHANNEL_SELECTION,
        0,
        IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
        "getAutoChannel" },

    {   WE_GET_CONCURRENCY_MODE,
        0,
        IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
        "getconcurrency" },

    {   WE_GET_SCAN_BAND_PREFERENCE,
        0,
        IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
        "get_scan_pref"},

    /* handlers for main ioctl */
    {   WLAN_PRIV_SET_CHAR_GET_NONE,
        IW_PRIV_TYPE_CHAR| 512,
        0,
        "" },

    /* handlers for sub-ioctl */
    {   WE_WOWL_ADD_PTRN,
        IW_PRIV_TYPE_CHAR| 512,
        0,
        "wowlAddPtrn" },

    {   WE_WOWL_DEL_PTRN,
        IW_PRIV_TYPE_CHAR| 512,
        0,
        "wowlDelPtrn" },

#if defined WLAN_FEATURE_VOWIFI
    /* handlers for sub-ioctl */
    {   WE_NEIGHBOR_REPORT_REQUEST,
        IW_PRIV_TYPE_CHAR | 512,
        0,
        "neighbor" },
#endif
    {   WE_SET_AP_WPS_IE,
        IW_PRIV_TYPE_CHAR| 512,
        0,
        "set_ap_wps_ie" },

    {   WE_SET_CONFIG,
        IW_PRIV_TYPE_CHAR| 512,
        0,
        "setConfig" },

    {   WE_SET_ENCRYPT_MSG,
        IW_PRIV_TYPE_CHAR| 512,
        0,
        "encryptMsg" },


    /* handlers for main ioctl */
    {   WLAN_PRIV_SET_THREE_INT_GET_NONE,
        IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 3,
        0,
        "" },

    /* handlers for sub-ioctl */
    {   WE_SET_WLAN_DBG,
        IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 3,
        0,
        "setwlandbg" },

    {   WE_SET_WDI_DBG,
        IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 3,
        0,
        "setwdidbg" },

    {   WE_SET_SAP_CHANNELS,
        IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 3,
        0,
        "setsapchannels" },

    /* handlers for main ioctl */
    {   WLAN_PRIV_GET_CHAR_SET_NONE,
        0,
        IW_PRIV_TYPE_CHAR| WE_MAX_STR_LEN,
        "" },

    /* handlers for sub-ioctl */
    {   WE_WLAN_VERSION,
        0,
        IW_PRIV_TYPE_CHAR| WE_MAX_STR_LEN,
        "version" },
    {   WE_GET_STATS,
        0,
        IW_PRIV_TYPE_CHAR| WE_MAX_STR_LEN,
        "getStats" },
    {   WE_GET_STATES,
        0,
        IW_PRIV_TYPE_CHAR| WE_MAX_STR_LEN,
        "getHostStates" },
    {   WE_GET_CFG,
        0,
        IW_PRIV_TYPE_CHAR| WE_MAX_STR_LEN,
        "getConfig" },
#ifdef WLAN_FEATURE_11AC
    {   WE_GET_RSSI,
        0,
        IW_PRIV_TYPE_CHAR| WE_MAX_STR_LEN,
        "getRSSI" },
#endif
#if defined WLAN_FEATURE_VOWIFI_11R || defined FEATURE_WLAN_ESE || defined(FEATURE_WLAN_LFR)
    {   WE_GET_ROAM_RSSI,
        0,
        IW_PRIV_TYPE_CHAR| WE_MAX_STR_LEN,
        "getRoamRSSI" },
#endif
    {   WE_GET_WMM_STATUS,
        0,
        IW_PRIV_TYPE_CHAR| WE_MAX_STR_LEN,
        "getWmmStatus" },
    {
        WE_GET_CHANNEL_LIST,
        0,
        IW_PRIV_TYPE_CHAR| WE_MAX_STR_LEN,
        "getChannelList" },
#ifdef FEATURE_WLAN_TDLS
    {
        WE_GET_TDLS_PEERS,
        0,
        IW_PRIV_TYPE_CHAR| WE_MAX_STR_LEN,
        "getTdlsPeers" },
#endif
#ifdef WLAN_FEATURE_11W
    {
        WE_GET_11W_INFO,
        0,
        IW_PRIV_TYPE_CHAR| WE_MAX_STR_LEN,
        "getPMFInfo" },
#endif
    {   WE_GET_SNR,
        0,
        IW_PRIV_TYPE_CHAR| WE_MAX_STR_LEN,
        "getSNR" },

    /* handlers for main ioctl */
    {   WLAN_PRIV_SET_NONE_GET_NONE,
        0,
        0,
        "" },

    /* handlers for sub-ioctl */
    {   WE_CLEAR_STATS,
        0,
        0,
        "clearStats" },
    {   WE_INIT_AP,
        0,
        0,
        "initAP" },
    {   WE_STOP_AP,
        0,
        0,
        "exitAP" },
#ifdef WLAN_BTAMP_FEATURE
    {   WE_ENABLE_AMP,
        0,
        0,
        "enableAMP" },
    {   WE_DISABLE_AMP,
        0,
        0,
        "disableAMP" },
#endif /* WLAN_BTAMP_FEATURE */
    {   WE_ENABLE_DXE_STALL_DETECT,
        0,
        0,
        "dxeStallDetect" },
    {   WE_DISPLAY_DXE_SNAP_SHOT,
        0,
        0,
        "dxeSnapshot" },
    {   WE_DISPLAY_DATAPATH_SNAP_SHOT,
        0,
        0,
        "dataSnapshot"},
    {
        WE_SET_REASSOC_TRIGGER,
        0,
        0,
        "reassoc" },
    {
        WE_STOP_OBSS_SCAN,
        0,
        0,
        "stopOBSSScan" },
    {
        WE_DUMP_ROAM_TIMER_LOG,
        0,
        0,
        "dumpRoamDelay" },
    {
        WE_RESET_ROAM_TIMER_LOG,
        0,
        0,
        "resetRoamDelay" },
    /* handlers for main ioctl */
    {   WLAN_PRIV_SET_VAR_INT_GET_NONE,
        IW_PRIV_TYPE_INT | MAX_VAR_ARGS,
        0,
        "" },

    /* handlers for sub-ioctl */
    {   WE_LOG_DUMP_CMD,
        IW_PRIV_TYPE_INT | MAX_VAR_ARGS,
        0,
        "dump" },

    /* handlers for sub-ioctl */
    {   WE_MTRACE_SELECTIVE_MODULE_LOG_ENABLE_CMD,
        IW_PRIV_TYPE_INT | MAX_VAR_ARGS,
        0,
        "setdumplog" },

    {   WE_MTRACE_DUMP_CMD,
        IW_PRIV_TYPE_INT | MAX_VAR_ARGS,
        0,
        "dumplog" },

    /* handlers for sub ioctl */
   {
       WE_MCC_CONFIG_CREDENTIAL,
       IW_PRIV_TYPE_INT | MAX_VAR_ARGS,
       0,
       "setMccCrdnl" },

    /* handlers for sub ioctl */
   {
       WE_MCC_CONFIG_PARAMS,
       IW_PRIV_TYPE_INT | MAX_VAR_ARGS,
       0,
       "setMccConfig" },

#ifdef FEATURE_WLAN_TDLS
    /* handlers for sub ioctl */
   {
       WE_TDLS_CONFIG_PARAMS,
       IW_PRIV_TYPE_INT | MAX_VAR_ARGS,
       0,
       "setTdlsConfig" },
#endif

    /* handlers for main ioctl */
    {   WLAN_PRIV_ADD_TSPEC,
        IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | HDD_WLAN_WMM_PARAM_COUNT,
        IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
        "addTspec" },

    /* handlers for main ioctl */
    {   WLAN_PRIV_DEL_TSPEC,
        IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
        IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
        "delTspec" },

    /* handlers for main ioctl */
    {   WLAN_PRIV_GET_TSPEC,
        IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
        IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
        "getTspec" },

#ifdef FEATURE_OEM_DATA_SUPPORT
    /* handlers for main ioctl - OEM DATA */
    {
        WLAN_PRIV_SET_OEM_DATA_REQ,
        IW_PRIV_TYPE_BYTE | sizeof(struct iw_oem_data_req) | IW_PRIV_SIZE_FIXED,
        0,
        "set_oem_data_req" },

    /* handlers for main ioctl - OEM DATA */
    {
        WLAN_PRIV_GET_OEM_DATA_RSP,
        0,
        IW_PRIV_TYPE_BYTE | MAX_OEM_DATA_RSP_LEN,
        "get_oem_data_rsp" },
#endif

    /* handlers for main ioctl - host offload */
    {
        WLAN_PRIV_SET_HOST_OFFLOAD,
        IW_PRIV_TYPE_BYTE | sizeof(tHostOffloadRequest),
        0,
        "setHostOffload" },

    {
        WLAN_GET_WLAN_STATISTICS,
        0,
        IW_PRIV_TYPE_BYTE | WE_MAX_STR_LEN,
        "getWlanStats" },

    {
        WLAN_SET_KEEPALIVE_PARAMS,
        IW_PRIV_TYPE_BYTE  | sizeof(tKeepAliveRequest),
        0,
        "setKeepAlive" },
#ifdef WLAN_FEATURE_PACKET_FILTERING
    {
        WLAN_SET_PACKET_FILTER_PARAMS,
        IW_PRIV_TYPE_BYTE  | sizeof(tPacketFilterCfg),
        0,
        "setPktFilter" },
#endif
#ifdef FEATURE_WLAN_SCAN_PNO
    {
        WLAN_SET_PNO,
        IW_PRIV_TYPE_CHAR| WE_MAX_STR_LEN,
        0,
        "setpno" },
#endif
    {
        WLAN_SET_BAND_CONFIG,
        IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
        0,
        "SETBAND" },
    /* handlers for dynamic MC BC ioctl */
    {
        WLAN_PRIV_SET_MCBC_FILTER,
        IW_PRIV_TYPE_BYTE | sizeof(tRcvFltMcAddrList),
        0,
        "setMCBCFilter" },
    {
        WLAN_PRIV_CLEAR_MCBC_FILTER,
        0,
        0,
        "clearMCBCFilter" },
    {
        WLAN_SET_POWER_PARAMS,
        IW_PRIV_TYPE_CHAR| WE_MAX_STR_LEN,
        0,
        "setpowerparams" },
    {
        WLAN_GET_LINK_SPEED,
        IW_PRIV_TYPE_CHAR | 18,
        IW_PRIV_TYPE_CHAR | 5, "getLinkSpeed" },
};



const struct iw_handler_def we_handler_def = {
   .num_standard     = sizeof(we_handler) / sizeof(we_handler[0]),
   .num_private      = sizeof(we_private) / sizeof(we_private[0]),
   .num_private_args = sizeof(we_private_args) / sizeof(we_private_args[0]),

   .standard         = (iw_handler *)we_handler,
   .private          = (iw_handler *)we_private,
   .private_args     = we_private_args,
   .get_wireless_stats = get_wireless_stats,
};

int hdd_validate_mcc_config(hdd_adapter_t *pAdapter, v_UINT_t staId, v_UINT_t arg1, v_UINT_t arg2, v_UINT_t arg3)
{
    v_U32_t  cmd = 288; //Command to RIVA
    hdd_context_t *pHddCtx = NULL;
    tHalHandle hHal = WLAN_HDD_GET_HAL_CTX(pAdapter);
    pHddCtx = WLAN_HDD_GET_CTX(pAdapter);
    /*
     *configMccParam : specify the bit which needs to be modified
     *allowed to update based on wlan_qcom_cfg.ini
     * configuration
     * Bit 0 : SCHEDULE_TIME_SLICE   MIN : 5 MAX : 20
     * Bit 1 : MAX_NULL_SEND_TIME    MIN : 1 MAX : 10
     * Bit 2 : TX_EARLY_STOP_TIME    MIN : 1 MAX : 10
     * Bit 3 : RX_DRAIN_TIME         MIN : 1 MAX : 10
     * Bit 4 : CHANNEL_SWITCH_TIME   MIN : 1 MAX : 20
     * Bit 5 : MIN_CHANNEL_TIME      MIN : 5 MAX : 20
     * Bit 6 : PARK_BEFORE_TBTT      MIN : 1 MAX :  5
     * Bit 7 : MIN_AFTER_DTIM        MIN : 5 MAX : 15
     * Bit 8 : TOO_CLOSE_MARGIN      MIN : 1 MAX :  3
     * Bit 9 : Reserved
     */
    switch (arg1)
    {
        //Update MCC SCHEDULE_TIME_SLICE parameter
        case MCC_SCHEDULE_TIME_SLICE_CFG_PARAM :
            if( pHddCtx->cfg_ini->configMccParam & 0x0001)
            {
                if((arg2 >= 5) && (arg2 <= 20))
                {
                    logPrintf(hHal, cmd, staId, arg1, arg2, arg3);
                }
                else
                {
                    hddLog(LOGE, "%s : Enter a valid MCC configuration value",__FUNCTION__);
                    return 0;
                }
            }
            break;

        //Update MCC MAX_NULL_SEND_TIME parameter
        case MCC_MAX_NULL_SEND_TIME_CFG_PARAM :
            if( pHddCtx->cfg_ini->configMccParam & 0x0002)
            {
                if((arg2 >= 1) && (arg2 <= 10))
                {
                    logPrintf(hHal, cmd, staId, arg1, arg2, arg3);
                }
                else
                {
                    hddLog(LOGE, "%s : Enter a valid MCC configuration value",__FUNCTION__);
                    return 0;
                }
            }
            break;

        //Update MCC TX_EARLY_STOP_TIME parameter
        case MCC_TX_EARLY_STOP_TIME_CFG_PARAM :
            if( pHddCtx->cfg_ini->configMccParam & 0x0004)
            {
                if((arg2 >= 1) && (arg2 <= 10))
                {
                    logPrintf(hHal, cmd, staId, arg1, arg2, arg3);
                }
                else
                {
                    hddLog(LOGE, "%s : Enter a valid MCC configuration value",__FUNCTION__);
                    return 0;
                }
            }
            break;

        //Update MCC RX_DRAIN_TIME parameter
        case MCC_RX_DRAIN_TIME_CFG_PARAM :
            if( pHddCtx->cfg_ini->configMccParam & 0x0008)
            {
                if((arg2 >= 1) && (arg2 <= 10))
                {
                    logPrintf(hHal, cmd, staId, arg1, arg2, arg3);
                }
                else
                {
                    hddLog(LOGE, "%s : Enter a valid MCC configuration value",__FUNCTION__);
                    return 0;
                }
            }
        break;

        //Update MCC CHANNEL_SWITCH_TIME parameter
        case MCC_CHANNEL_SWITCH_TIME_CFG_PARAM :
            if( pHddCtx->cfg_ini->configMccParam & 0x0010)
            {
                if((arg2 >= 1) && (arg2 <= 20))
                {
                    logPrintf(hHal, cmd, staId, arg1, arg2, arg3);
                }
                else
                {
                    hddLog(LOGE, "%s : Enter a valid MCC configuration value",__FUNCTION__);
                    return 0;
                }
            }
            break;

        //Update MCC MIN_CHANNEL_TIME parameter
        case MCC_MIN_CHANNEL_TIME_CFG_PARAM :
            if( pHddCtx->cfg_ini->configMccParam & 0x0020)
            {
                if((arg2 >= 5) && (arg2 <= 20))
                {
                    logPrintf(hHal, cmd, staId, arg1, arg2, arg3);
                }
                else
                {
                    hddLog(LOGE, "%s : Enter a valid MCC configuration value",__FUNCTION__);
                    return 0;
                }
            }
            break;

        //Update MCC PARK_BEFORE_TBTT parameter
        case MCC_PARK_BEFORE_TBTT_CFG_PARAM :
            if( pHddCtx->cfg_ini->configMccParam & 0x0040)
            {
                if((arg2 >= 1) && (arg2 <= 5))
                {
                    logPrintf(hHal, cmd, staId, arg1, arg2, arg3);
                }
                else
                {
                    hddLog(LOGE, "%s : Enter a valid MCC configuration value",__FUNCTION__);
                    return 0;
                }
            }
            break;

        //Update MCC MIN_AFTER_DTIM parameter
        case MCC_MIN_AFTER_DTIM_CFG_PARAM :
            if( pHddCtx->cfg_ini->configMccParam & 0x0080)
            {
                if((arg2 >= 5) && (arg2 <= 15))
                {
                    logPrintf(hHal, cmd, staId, arg1, arg2, arg3);
                }
                else
                {
                    hddLog(LOGE, "%s : Enter a valid MCC configuration value",__FUNCTION__);
                    return 0;
                }
            }
            break;

        //Update MCC TOO_CLOSE_MARGIN parameter
        case MCC_TOO_CLOSE_MARGIN_CFG_PARAM :
            if( pHddCtx->cfg_ini->configMccParam & 0x0100)
            {
                if((arg2 >= 1) && (arg2 <= 3))
                {
                    logPrintf(hHal, cmd, staId, arg1, arg2, arg3);
                }
                else
                {
                    hddLog(LOGE, "%s : Enter a valid MCC configuration value",__FUNCTION__);
                    return 0;
                }
            }
            break;

        default :
            hddLog(LOGE, "%s : Uknown / Not allowed to configure parameter :  %d",
                        __FUNCTION__,arg1);
            break;
    }
    return 0;
}

int hdd_set_wext(hdd_adapter_t *pAdapter)
{
    hdd_wext_state_t *pwextBuf;
    hdd_station_ctx_t *pHddStaCtx = WLAN_HDD_GET_STATION_CTX_PTR(pAdapter);
    hdd_context_t *pHddCtx = WLAN_HDD_GET_CTX(pAdapter);

    pwextBuf = WLAN_HDD_GET_WEXT_STATE_PTR(pAdapter);

    // Now configure the roaming profile links. To SSID and bssid.
    pwextBuf->roamProfile.SSIDs.numOfSSIDs = 0;
    pwextBuf->roamProfile.SSIDs.SSIDList = &pHddStaCtx->conn_info.SSID;

    pwextBuf->roamProfile.BSSIDs.numOfBSSIDs = 0;
    pwextBuf->roamProfile.BSSIDs.bssid = &pHddStaCtx->conn_info.bssId;

    /*Set the numOfChannels to zero to scan all the channels*/
    pwextBuf->roamProfile.ChannelInfo.numOfChannels = 0;
    pwextBuf->roamProfile.ChannelInfo.ChannelList = NULL;

    /* Default is no encryption */
    pwextBuf->roamProfile.EncryptionType.numEntries = 1;
    pwextBuf->roamProfile.EncryptionType.encryptionType[0] = eCSR_ENCRYPT_TYPE_NONE;

    pwextBuf->roamProfile.mcEncryptionType.numEntries = 1;
    pwextBuf->roamProfile.mcEncryptionType.encryptionType[0] = eCSR_ENCRYPT_TYPE_NONE;

    pwextBuf->roamProfile.BSSType = eCSR_BSS_TYPE_INFRASTRUCTURE;

    /* Default is no authentication */
    pwextBuf->roamProfile.AuthType.numEntries = 1;
    pwextBuf->roamProfile.AuthType.authType[0] = eCSR_AUTH_TYPE_OPEN_SYSTEM;

    pwextBuf->roamProfile.phyMode = eCSR_DOT11_MODE_TAURUS;
    pwextBuf->wpaVersion = IW_AUTH_WPA_VERSION_DISABLED;

    /*Set the default scan mode*/
    pHddCtx->scan_info.scan_mode = eSIR_ACTIVE_SCAN;

    hdd_clearRoamProfileIe(pAdapter);

    return VOS_STATUS_SUCCESS;

    }

int hdd_register_wext(struct net_device *dev)
    {
    hdd_adapter_t *pAdapter = WLAN_HDD_GET_PRIV_PTR(dev);
    hdd_wext_state_t *pwextBuf = WLAN_HDD_GET_WEXT_STATE_PTR(pAdapter);
    VOS_STATUS status;

   ENTER();

    // Zero the memory.  This zeros the profile structure.
   memset(pwextBuf, 0,sizeof(hdd_wext_state_t));

    init_completion(&(WLAN_HDD_GET_WEXT_STATE_PTR(pAdapter))->completion_var);


    status = hdd_set_wext(pAdapter);

    if(!VOS_IS_STATUS_SUCCESS(status)) {

        VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR, ("ERROR: hdd_set_wext failed!!"));
        return eHAL_STATUS_FAILURE;
    }

    if (!VOS_IS_STATUS_SUCCESS(vos_event_init(&pwextBuf->vosevent)))
    {
        VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR, ("ERROR: HDD vos event init failed!!"));
        return eHAL_STATUS_FAILURE;
    }

    if (!VOS_IS_STATUS_SUCCESS(vos_event_init(&pwextBuf->scanevent)))
    {
        VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR, ("ERROR: HDD scan event init failed!!"));
        return eHAL_STATUS_FAILURE;
    }

    // Register as a wireless device
    dev->wireless_handlers = (struct iw_handler_def *)&we_handler_def;

    EXIT();
    return 0;
}

int hdd_UnregisterWext(struct net_device *dev)
{
   VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_INFO,"In %s %p", __func__, dev);
   if (dev != NULL)
   {
       rtnl_lock();
       dev->wireless_handlers = NULL;
       rtnl_unlock();
   }

   return 0;
}