Add the rt linux 4.1.3-rt3 as base
[kvmfornfv.git] / kernel / drivers / staging / rtl8192u / r8192U_wx.c
diff --git a/kernel/drivers/staging/rtl8192u/r8192U_wx.c b/kernel/drivers/staging/rtl8192u/r8192U_wx.c
new file mode 100644 (file)
index 0000000..8359705
--- /dev/null
@@ -0,0 +1,995 @@
+/*
+   This file contains wireless extension handlers.
+
+   This is part of rtl8180 OpenSource driver.
+   Copyright (C) Andrea Merello 2004-2005  <andrea.merello@gmail.com>
+   Released under the terms of GPL (General Public Licence)
+
+   Parts of this driver are based on the GPL part
+   of the official realtek driver.
+
+   Parts of this driver are based on the rtl8180 driver skeleton
+   from Patric Schenke & Andres Salomon.
+
+   Parts of this driver are based on the Intel Pro Wireless 2100 GPL driver.
+
+   We want to thank the Authors of those projects and the Ndiswrapper
+   project Authors.
+*/
+
+#include <linux/string.h>
+#include "r8192U.h"
+#include "r8192U_hw.h"
+
+#include "dot11d.h"
+#include "r8192U_wx.h"
+
+#define RATE_COUNT 12
+static const u32 rtl8180_rates[] = {1000000, 2000000, 5500000, 11000000,
+       6000000, 9000000, 12000000, 18000000, 24000000, 36000000, 48000000, 54000000};
+
+
+#ifndef ENETDOWN
+#define ENETDOWN 1
+#endif
+
+static int r8192_wx_get_freq(struct net_device *dev,
+                            struct iw_request_info *a,
+                            union iwreq_data *wrqu, char *b)
+{
+       struct r8192_priv *priv = ieee80211_priv(dev);
+
+       return ieee80211_wx_get_freq(priv->ieee80211, a, wrqu, b);
+}
+
+
+static int r8192_wx_get_mode(struct net_device *dev, struct iw_request_info *a,
+                            union iwreq_data *wrqu, char *b)
+{
+       struct r8192_priv *priv = ieee80211_priv(dev);
+
+       return ieee80211_wx_get_mode(priv->ieee80211, a, wrqu, b);
+}
+
+
+
+static int r8192_wx_get_rate(struct net_device *dev,
+                            struct iw_request_info *info,
+                            union iwreq_data *wrqu, char *extra)
+{
+       struct r8192_priv *priv = ieee80211_priv(dev);
+
+       return ieee80211_wx_get_rate(priv->ieee80211, info, wrqu, extra);
+}
+
+
+
+static int r8192_wx_set_rate(struct net_device *dev,
+                            struct iw_request_info *info,
+                            union iwreq_data *wrqu, char *extra)
+{
+       int ret;
+       struct r8192_priv *priv = ieee80211_priv(dev);
+
+       down(&priv->wx_sem);
+
+       ret = ieee80211_wx_set_rate(priv->ieee80211, info, wrqu, extra);
+
+       up(&priv->wx_sem);
+
+       return ret;
+}
+
+
+static int r8192_wx_set_rts(struct net_device *dev,
+                            struct iw_request_info *info,
+                            union iwreq_data *wrqu, char *extra)
+{
+       int ret;
+       struct r8192_priv *priv = ieee80211_priv(dev);
+
+       down(&priv->wx_sem);
+
+       ret = ieee80211_wx_set_rts(priv->ieee80211, info, wrqu, extra);
+
+       up(&priv->wx_sem);
+
+       return ret;
+}
+
+static int r8192_wx_get_rts(struct net_device *dev,
+                            struct iw_request_info *info,
+                            union iwreq_data *wrqu, char *extra)
+{
+       struct r8192_priv *priv = ieee80211_priv(dev);
+
+       return ieee80211_wx_get_rts(priv->ieee80211, info, wrqu, extra);
+}
+
+static int r8192_wx_set_power(struct net_device *dev,
+                            struct iw_request_info *info,
+                            union iwreq_data *wrqu, char *extra)
+{
+       int ret;
+       struct r8192_priv *priv = ieee80211_priv(dev);
+
+       down(&priv->wx_sem);
+
+       ret = ieee80211_wx_set_power(priv->ieee80211, info, wrqu, extra);
+
+       up(&priv->wx_sem);
+
+       return ret;
+}
+
+static int r8192_wx_get_power(struct net_device *dev,
+                            struct iw_request_info *info,
+                            union iwreq_data *wrqu, char *extra)
+{
+       struct r8192_priv *priv = ieee80211_priv(dev);
+
+       return ieee80211_wx_get_power(priv->ieee80211, info, wrqu, extra);
+}
+
+static int r8192_wx_force_reset(struct net_device *dev,
+               struct iw_request_info *info,
+               union iwreq_data *wrqu, char *extra)
+{
+       struct r8192_priv *priv = ieee80211_priv(dev);
+
+       down(&priv->wx_sem);
+
+       netdev_dbg(dev, "%s(): force reset ! extra is %d\n", __func__, *extra);
+       priv->force_reset = *extra;
+       up(&priv->wx_sem);
+       return 0;
+
+}
+
+
+static int r8192_wx_set_rawtx(struct net_device *dev,
+                              struct iw_request_info *info,
+                              union iwreq_data *wrqu, char *extra)
+{
+       struct r8192_priv *priv = ieee80211_priv(dev);
+       int ret;
+
+       down(&priv->wx_sem);
+
+       ret = ieee80211_wx_set_rawtx(priv->ieee80211, info, wrqu, extra);
+
+       up(&priv->wx_sem);
+
+       return ret;
+
+}
+
+static int r8192_wx_set_crcmon(struct net_device *dev,
+                              struct iw_request_info *info,
+                              union iwreq_data *wrqu, char *extra)
+{
+       struct r8192_priv *priv = ieee80211_priv(dev);
+       int *parms = (int *)extra;
+       int enable = (parms[0] > 0);
+
+       down(&priv->wx_sem);
+
+       if (enable)
+               priv->crcmon = 1;
+       else
+               priv->crcmon = 0;
+
+       DMESG("bad CRC in monitor mode are %s",
+             priv->crcmon ? "accepted" : "rejected");
+
+       up(&priv->wx_sem);
+
+       return 0;
+}
+
+static int r8192_wx_set_mode(struct net_device *dev, struct iw_request_info *a,
+                            union iwreq_data *wrqu, char *b)
+{
+       struct r8192_priv *priv = ieee80211_priv(dev);
+       int ret;
+
+       down(&priv->wx_sem);
+
+       ret = ieee80211_wx_set_mode(priv->ieee80211, a, wrqu, b);
+
+       rtl8192_set_rxconf(dev);
+
+       up(&priv->wx_sem);
+       return ret;
+}
+
+struct  iw_range_with_scan_capa {
+       /* Informative stuff (to choose between different interface) */
+       __u32           throughput;     /* To give an idea... */
+       /* In theory this value should be the maximum benchmarked
+        * TCP/IP throughput, because with most of these devices the
+        * bit rate is meaningless (overhead an co) to estimate how
+        * fast the connection will go and pick the fastest one.
+        * I suggest people to play with Netperf or any benchmark...
+        */
+
+       /* NWID (or domain id) */
+       __u32           min_nwid;       /* Minimal NWID we are able to set */
+       __u32           max_nwid;       /* Maximal NWID we are able to set */
+
+       /* Old Frequency (backward compat - moved lower ) */
+       __u16           old_num_channels;
+       __u8            old_num_frequency;
+
+       /* Scan capabilities */
+       __u8            scan_capa;
+};
+static int rtl8180_wx_get_range(struct net_device *dev,
+                               struct iw_request_info *info,
+                               union iwreq_data *wrqu, char *extra)
+{
+       struct iw_range *range = (struct iw_range *)extra;
+       struct iw_range_with_scan_capa *tmp = (struct iw_range_with_scan_capa *)range;
+       struct r8192_priv *priv = ieee80211_priv(dev);
+       u16 val;
+       int i;
+
+       wrqu->data.length = sizeof(*range);
+       memset(range, 0, sizeof(*range));
+
+       /* Let's try to keep this struct in the same order as in
+        * linux/include/wireless.h
+        */
+
+       /* TODO: See what values we can set, and remove the ones we can't
+        * set, or fill them with some default data.
+        */
+
+       /* ~5 Mb/s real (802.11b) */
+       range->throughput = 5 * 1000 * 1000;
+
+       /* TODO: Not used in 802.11b? */
+       /* range->min_nwid; */  /* Minimal NWID we are able to set */
+       /* TODO: Not used in 802.11b? */
+       /* range->max_nwid; */  /* Maximal NWID we are able to set */
+
+       /* Old Frequency (backward compat - moved lower ) */
+       /* range->old_num_channels; */
+       /* range->old_num_frequency; */
+       /* range->old_freq[6]; */ /* Filler to keep "version" at the same offset */
+       if (priv->rf_set_sens != NULL)
+               range->sensitivity = priv->max_sens;    /* signal level threshold range */
+
+       range->max_qual.qual = 100;
+       /* TODO: Find real max RSSI and stick here */
+       range->max_qual.level = 0;
+       range->max_qual.noise = -98;
+       range->max_qual.updated = 7; /* Updated all three */
+
+       range->avg_qual.qual = 92; /* > 8% missed beacons is 'bad' */
+       /* TODO: Find real 'good' to 'bad' threshold value for RSSI */
+       range->avg_qual.level = 20 + -98;
+       range->avg_qual.noise = 0;
+       range->avg_qual.updated = 7; /* Updated all three */
+
+       range->num_bitrates = RATE_COUNT;
+
+       for (i = 0; i < RATE_COUNT && i < IW_MAX_BITRATES; i++)
+               range->bitrate[i] = rtl8180_rates[i];
+
+       range->min_frag = MIN_FRAG_THRESHOLD;
+       range->max_frag = MAX_FRAG_THRESHOLD;
+
+       range->min_pmp = 0;
+       range->max_pmp = 5000000;
+       range->min_pmt = 0;
+       range->max_pmt = 65535*1000;
+       range->pmp_flags = IW_POWER_PERIOD;
+       range->pmt_flags = IW_POWER_TIMEOUT;
+       range->pm_capa = IW_POWER_PERIOD | IW_POWER_TIMEOUT | IW_POWER_ALL_R;
+
+       range->we_version_compiled = WIRELESS_EXT;
+       range->we_version_source = 16;
+
+       /* range->retry_capa; */        /* What retry options are supported */
+       /* range->retry_flags; */       /* How to decode max/min retry limit */
+       /* range->r_time_flags; */      /* How to decode max/min retry life */
+       /* range->min_retry; */         /* Minimal number of retries */
+       /* range->max_retry; */         /* Maximal number of retries */
+       /* range->min_r_time; */        /* Minimal retry lifetime */
+       /* range->max_r_time; */        /* Maximal retry lifetime */
+
+
+       for (i = 0, val = 0; i < 14; i++) {
+
+               /* Include only legal frequencies for some countries */
+               if ((GET_DOT11D_INFO(priv->ieee80211)->channel_map)[i+1]) {
+                       range->freq[val].i = i + 1;
+                       range->freq[val].m = ieee80211_wlan_frequencies[i] * 100000;
+                       range->freq[val].e = 1;
+                       val++;
+               } else {
+                       /* FIXME: do we need to set anything for channels */
+                       /* we don't use ? */
+               }
+
+               if (val == IW_MAX_FREQUENCIES)
+                       break;
+       }
+       range->num_frequency = val;
+       range->num_channels = val;
+       range->enc_capa = IW_ENC_CAPA_WPA|IW_ENC_CAPA_WPA2|
+                         IW_ENC_CAPA_CIPHER_TKIP|IW_ENC_CAPA_CIPHER_CCMP;
+       tmp->scan_capa = 0x01;
+       return 0;
+}
+
+
+static int r8192_wx_set_scan(struct net_device *dev, struct iw_request_info *a,
+                            union iwreq_data *wrqu, char *b)
+{
+       struct r8192_priv *priv = ieee80211_priv(dev);
+       struct ieee80211_device *ieee = priv->ieee80211;
+       int ret = 0;
+
+       if (!priv->up)
+               return -ENETDOWN;
+
+       if (priv->ieee80211->LinkDetectInfo.bBusyTraffic)
+               return -EAGAIN;
+       if (wrqu->data.flags & IW_SCAN_THIS_ESSID) {
+               struct iw_scan_req *req = (struct iw_scan_req *)b;
+
+               if (req->essid_len) {
+                       ieee->current_network.ssid_len = req->essid_len;
+                       memcpy(ieee->current_network.ssid, req->essid, req->essid_len);
+               }
+       }
+
+       down(&priv->wx_sem);
+       if (priv->ieee80211->state != IEEE80211_LINKED) {
+               priv->ieee80211->scanning = 0;
+               ieee80211_softmac_scan_syncro(priv->ieee80211);
+               ret = 0;
+       } else {
+               ret = ieee80211_wx_set_scan(priv->ieee80211, a, wrqu, b);
+       }
+       up(&priv->wx_sem);
+       return ret;
+}
+
+
+static int r8192_wx_get_scan(struct net_device *dev, struct iw_request_info *a,
+                            union iwreq_data *wrqu, char *b)
+{
+
+       int ret;
+       struct r8192_priv *priv = ieee80211_priv(dev);
+
+       if (!priv->up)
+               return -ENETDOWN;
+
+       down(&priv->wx_sem);
+
+       ret = ieee80211_wx_get_scan(priv->ieee80211, a, wrqu, b);
+
+       up(&priv->wx_sem);
+
+       return ret;
+}
+
+static int r8192_wx_set_essid(struct net_device *dev,
+                             struct iw_request_info *a,
+                             union iwreq_data *wrqu, char *b)
+{
+       struct r8192_priv *priv = ieee80211_priv(dev);
+       int ret;
+
+       down(&priv->wx_sem);
+
+       ret = ieee80211_wx_set_essid(priv->ieee80211, a, wrqu, b);
+
+       up(&priv->wx_sem);
+
+       return ret;
+}
+
+
+
+
+static int r8192_wx_get_essid(struct net_device *dev,
+                             struct iw_request_info *a,
+                             union iwreq_data *wrqu, char *b)
+{
+       int ret;
+       struct r8192_priv *priv = ieee80211_priv(dev);
+
+       down(&priv->wx_sem);
+
+       ret = ieee80211_wx_get_essid(priv->ieee80211, a, wrqu, b);
+
+       up(&priv->wx_sem);
+
+       return ret;
+}
+
+
+static int r8192_wx_set_freq(struct net_device *dev, struct iw_request_info *a,
+                            union iwreq_data *wrqu, char *b)
+{
+       int ret;
+       struct r8192_priv *priv = ieee80211_priv(dev);
+
+       down(&priv->wx_sem);
+
+       ret = ieee80211_wx_set_freq(priv->ieee80211, a, wrqu, b);
+
+       up(&priv->wx_sem);
+       return ret;
+}
+
+static int r8192_wx_get_name(struct net_device *dev,
+                            struct iw_request_info *info,
+                            union iwreq_data *wrqu, char *extra)
+{
+       struct r8192_priv *priv = ieee80211_priv(dev);
+
+       return ieee80211_wx_get_name(priv->ieee80211, info, wrqu, extra);
+}
+
+
+static int r8192_wx_set_frag(struct net_device *dev,
+                            struct iw_request_info *info,
+                            union iwreq_data *wrqu, char *extra)
+{
+       struct r8192_priv *priv = ieee80211_priv(dev);
+
+       if (wrqu->frag.disabled)
+               priv->ieee80211->fts = DEFAULT_FRAG_THRESHOLD;
+       else {
+               if (wrqu->frag.value < MIN_FRAG_THRESHOLD ||
+                   wrqu->frag.value > MAX_FRAG_THRESHOLD)
+                       return -EINVAL;
+
+               priv->ieee80211->fts = wrqu->frag.value & ~0x1;
+       }
+
+       return 0;
+}
+
+
+static int r8192_wx_get_frag(struct net_device *dev,
+                            struct iw_request_info *info,
+                            union iwreq_data *wrqu, char *extra)
+{
+       struct r8192_priv *priv = ieee80211_priv(dev);
+
+       wrqu->frag.value = priv->ieee80211->fts;
+       wrqu->frag.fixed = 0;   /* no auto select */
+       wrqu->frag.disabled = (wrqu->frag.value == DEFAULT_FRAG_THRESHOLD);
+
+       return 0;
+}
+
+
+static int r8192_wx_set_wap(struct net_device *dev,
+                        struct iw_request_info *info,
+                        union iwreq_data *awrq,
+                        char *extra)
+{
+
+       int ret;
+       struct r8192_priv *priv = ieee80211_priv(dev);
+       /* struct sockaddr *temp = (struct sockaddr *)awrq; */
+       down(&priv->wx_sem);
+
+       ret = ieee80211_wx_set_wap(priv->ieee80211, info, awrq, extra);
+
+       up(&priv->wx_sem);
+
+       return ret;
+
+}
+
+
+static int r8192_wx_get_wap(struct net_device *dev,
+                           struct iw_request_info *info,
+                           union iwreq_data *wrqu, char *extra)
+{
+       struct r8192_priv *priv = ieee80211_priv(dev);
+
+       return ieee80211_wx_get_wap(priv->ieee80211, info, wrqu, extra);
+}
+
+
+static int r8192_wx_get_enc(struct net_device *dev,
+                           struct iw_request_info *info,
+                           union iwreq_data *wrqu, char *key)
+{
+       struct r8192_priv *priv = ieee80211_priv(dev);
+
+       return ieee80211_wx_get_encode(priv->ieee80211, info, wrqu, key);
+}
+
+static int r8192_wx_set_enc(struct net_device *dev,
+                           struct iw_request_info *info,
+                           union iwreq_data *wrqu, char *key)
+{
+       struct r8192_priv *priv = ieee80211_priv(dev);
+       struct ieee80211_device *ieee = priv->ieee80211;
+       int ret;
+       u32 hwkey[4] = {0, 0, 0, 0};
+       u8 mask = 0xff;
+       u32 key_idx = 0;
+       u8 zero_addr[4][6] = {  {0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
+                               {0x00, 0x00, 0x00, 0x00, 0x00, 0x01},
+                               {0x00, 0x00, 0x00, 0x00, 0x00, 0x02},
+                               {0x00, 0x00, 0x00, 0x00, 0x00, 0x03} };
+       int i;
+
+       if (!priv->up)
+               return -ENETDOWN;
+
+       down(&priv->wx_sem);
+
+       RT_TRACE(COMP_SEC, "Setting SW wep key");
+       ret = ieee80211_wx_set_encode(priv->ieee80211, info, wrqu, key);
+
+       up(&priv->wx_sem);
+
+
+
+       /* sometimes, the length is zero while we do not type key value */
+       if (wrqu->encoding.length != 0) {
+
+               for (i = 0; i < 4; i++) {
+                       hwkey[i] |=  key[4*i+0]&mask;
+                       if (i == 1 && (4*i+1) == wrqu->encoding.length)
+                               mask = 0x00;
+                       if (i == 3 && (4*i+1) == wrqu->encoding.length)
+                               mask = 0x00;
+                       hwkey[i] |= (key[4*i+1]&mask)<<8;
+                       hwkey[i] |= (key[4*i+2]&mask)<<16;
+                       hwkey[i] |= (key[4*i+3]&mask)<<24;
+               }
+
+               #define CONF_WEP40  0x4
+               #define CONF_WEP104 0x14
+
+               switch (wrqu->encoding.flags & IW_ENCODE_INDEX) {
+               case 0:
+                       key_idx = ieee->tx_keyidx;
+                       break;
+               case 1:
+                       key_idx = 0;
+                       break;
+               case 2:
+                       key_idx = 1;
+                       break;
+               case 3:
+                       key_idx = 2;
+                       break;
+               case 4:
+                       key_idx = 3;
+                       break;
+               default:
+                       break;
+               }
+
+               if (wrqu->encoding.length == 0x5) {
+                               ieee->pairwise_key_type = KEY_TYPE_WEP40;
+                       EnableHWSecurityConfig8192(dev);
+
+                       setKey(dev,
+                               key_idx,                /* EntryNo */
+                               key_idx,                /* KeyIndex */
+                               KEY_TYPE_WEP40,         /* KeyType */
+                               zero_addr[key_idx],
+                               0,                      /* DefaultKey */
+                               hwkey);                 /* KeyContent */
+
+               }
+
+               else if (wrqu->encoding.length == 0xd) {
+                               ieee->pairwise_key_type = KEY_TYPE_WEP104;
+                               EnableHWSecurityConfig8192(dev);
+
+                       setKey(dev,
+                               key_idx,                /* EntryNo */
+                               key_idx,                /* KeyIndex */
+                               KEY_TYPE_WEP104,        /* KeyType */
+                               zero_addr[key_idx],
+                               0,                      /* DefaultKey */
+                               hwkey);                 /* KeyContent */
+
+               } else {
+                       printk("wrong type in WEP, not WEP40 and WEP104\n");
+               }
+
+       }
+
+       return ret;
+}
+
+
+static int r8192_wx_set_scan_type(struct net_device *dev, struct iw_request_info *aa,
+                                       union iwreq_data *wrqu, char *p)
+{
+
+       struct r8192_priv *priv = ieee80211_priv(dev);
+       int *parms = (int *)p;
+       int mode = parms[0];
+
+       priv->ieee80211->active_scan = mode;
+
+       return 1;
+}
+
+
+
+static int r8192_wx_set_retry(struct net_device *dev,
+                               struct iw_request_info *info,
+                               union iwreq_data *wrqu, char *extra)
+{
+       struct r8192_priv *priv = ieee80211_priv(dev);
+       int err = 0;
+
+       down(&priv->wx_sem);
+
+       if (wrqu->retry.flags & IW_RETRY_LIFETIME ||
+           wrqu->retry.disabled){
+               err = -EINVAL;
+               goto exit;
+       }
+       if (!(wrqu->retry.flags & IW_RETRY_LIMIT)) {
+               err = -EINVAL;
+               goto exit;
+       }
+
+       if (wrqu->retry.value > R8180_MAX_RETRY) {
+               err = -EINVAL;
+               goto exit;
+       }
+       if (wrqu->retry.flags & IW_RETRY_MAX) {
+               priv->retry_rts = wrqu->retry.value;
+               DMESG("Setting retry for RTS/CTS data to %d", wrqu->retry.value);
+
+       } else {
+               priv->retry_data = wrqu->retry.value;
+               DMESG("Setting retry for non RTS/CTS data to %d", wrqu->retry.value);
+       }
+
+       /* FIXME !
+        * We might try to write directly the TX config register
+        * or to restart just the (R)TX process.
+        * I'm unsure if whole reset is really needed
+        */
+
+       rtl8192_commit(dev);
+exit:
+       up(&priv->wx_sem);
+
+       return err;
+}
+
+static int r8192_wx_get_retry(struct net_device *dev,
+                               struct iw_request_info *info,
+                               union iwreq_data *wrqu, char *extra)
+{
+       struct r8192_priv *priv = ieee80211_priv(dev);
+
+
+       wrqu->retry.disabled = 0; /* can't be disabled */
+
+       if ((wrqu->retry.flags & IW_RETRY_TYPE) ==
+           IW_RETRY_LIFETIME)
+               return -EINVAL;
+
+       if (wrqu->retry.flags & IW_RETRY_MAX) {
+               wrqu->retry.flags = IW_RETRY_LIMIT | IW_RETRY_MAX;
+               wrqu->retry.value = priv->retry_rts;
+       } else {
+               wrqu->retry.flags = IW_RETRY_LIMIT | IW_RETRY_MIN;
+               wrqu->retry.value = priv->retry_data;
+       }
+
+
+       return 0;
+}
+
+static int r8192_wx_get_sens(struct net_device *dev,
+                               struct iw_request_info *info,
+                               union iwreq_data *wrqu, char *extra)
+{
+       struct r8192_priv *priv = ieee80211_priv(dev);
+
+       if (priv->rf_set_sens == NULL)
+               return -1; /* we have not this support for this radio */
+       wrqu->sens.value = priv->sens;
+       return 0;
+}
+
+
+static int r8192_wx_set_sens(struct net_device *dev,
+                               struct iw_request_info *info,
+                               union iwreq_data *wrqu, char *extra)
+{
+
+       struct r8192_priv *priv = ieee80211_priv(dev);
+       short err = 0;
+
+       down(&priv->wx_sem);
+       if (priv->rf_set_sens == NULL) {
+               err = -1; /* we have not this support for this radio */
+               goto exit;
+       }
+       if (priv->rf_set_sens(dev, wrqu->sens.value) == 0)
+               priv->sens = wrqu->sens.value;
+       else
+               err = -EINVAL;
+
+exit:
+       up(&priv->wx_sem);
+
+       return err;
+}
+
+/* hw security need to reorganized. */
+static int r8192_wx_set_enc_ext(struct net_device *dev,
+                                       struct iw_request_info *info,
+                                       union iwreq_data *wrqu, char *extra)
+{
+       int ret = 0;
+       struct r8192_priv *priv = ieee80211_priv(dev);
+       struct ieee80211_device *ieee = priv->ieee80211;
+
+
+       down(&priv->wx_sem);
+       ret = ieee80211_wx_set_encode_ext(priv->ieee80211, info, wrqu, extra);
+
+       {
+               u8 broadcast_addr[6] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
+               u8 zero[6] = {0};
+               u32 key[4] = {0};
+               struct iw_encode_ext *ext = (struct iw_encode_ext *)extra;
+               struct iw_point *encoding = &wrqu->encoding;
+               u8 idx = 0, alg = 0, group = 0;
+
+               if ((encoding->flags & IW_ENCODE_DISABLED) || ext->alg == IW_ENCODE_ALG_NONE)
+                       /* none is not allowed to use hwsec WB 2008.07.01 */
+                       goto end_hw_sec;
+
+               /* as IW_ENCODE_ALG_CCMP is defined to be 3 and KEY_TYPE_CCMP is defined to 4; */
+               alg =  (ext->alg == IW_ENCODE_ALG_CCMP)?KEY_TYPE_CCMP:ext->alg;
+               idx = encoding->flags & IW_ENCODE_INDEX;
+               if (idx)
+                       idx--;
+               group = ext->ext_flags & IW_ENCODE_EXT_GROUP_KEY;
+
+               if ((!group) || (IW_MODE_ADHOC == ieee->iw_mode) || (alg ==  KEY_TYPE_WEP40)) {
+                       if ((ext->key_len == 13) && (alg == KEY_TYPE_WEP40))
+                               alg = KEY_TYPE_WEP104;
+                       ieee->pairwise_key_type = alg;
+                       EnableHWSecurityConfig8192(dev);
+               }
+               memcpy((u8 *)key, ext->key, 16); /* we only get 16 bytes key.why? WB 2008.7.1 */
+
+               if ((alg & KEY_TYPE_WEP40) && (ieee->auth_mode != 2)) {
+
+                       setKey(dev,
+                                       idx,    /* EntryNao */
+                                       idx,    /* KeyIndex */
+                                       alg,    /* KeyType */
+                                       zero,   /* MacAddr */
+                                       0,      /* DefaultKey */
+                                       key);   /* KeyContent */
+               } else if (group) {
+                       ieee->group_key_type = alg;
+                       setKey(dev,
+                                       idx,    /* EntryNo */
+                                       idx,    /* KeyIndex */
+                                       alg,    /* KeyType */
+                                       broadcast_addr, /* MacAddr */
+                                       0,              /* DefaultKey */
+                                       key);           /* KeyContent */
+               } else {        /* pairwise key */
+                       setKey(dev,
+                                       4,      /* EntryNo */
+                                       idx,    /* KeyIndex */
+                                       alg,    /* KeyType */
+                                       (u8 *)ieee->ap_mac_addr,/* MacAddr */
+                                       0,                      /* DefaultKey */
+                                       key);                   /* KeyContent */
+               }
+
+
+       }
+
+end_hw_sec:
+
+       up(&priv->wx_sem);
+       return ret;
+
+}
+static int r8192_wx_set_auth(struct net_device *dev,
+                                       struct iw_request_info *info,
+                                       union iwreq_data *data, char *extra)
+{
+       int ret = 0;
+       struct r8192_priv *priv = ieee80211_priv(dev);
+
+       down(&priv->wx_sem);
+       ret = ieee80211_wx_set_auth(priv->ieee80211, info, &(data->param), extra);
+       up(&priv->wx_sem);
+       return ret;
+}
+
+static int r8192_wx_set_mlme(struct net_device *dev,
+                                       struct iw_request_info *info,
+                                       union iwreq_data *wrqu, char *extra)
+{
+
+       int ret = 0;
+       struct r8192_priv *priv = ieee80211_priv(dev);
+
+       down(&priv->wx_sem);
+       ret = ieee80211_wx_set_mlme(priv->ieee80211, info, wrqu, extra);
+
+       up(&priv->wx_sem);
+       return ret;
+}
+
+static int r8192_wx_set_gen_ie(struct net_device *dev,
+                                       struct iw_request_info *info,
+                                       union iwreq_data *data, char *extra)
+{
+       int ret = 0;
+       struct r8192_priv *priv = ieee80211_priv(dev);
+
+       down(&priv->wx_sem);
+       ret = ieee80211_wx_set_gen_ie(priv->ieee80211, extra, data->data.length);
+       up(&priv->wx_sem);
+       return ret;
+
+
+}
+
+static int dummy(struct net_device *dev, struct iw_request_info *a,
+                union iwreq_data *wrqu, char *b)
+{
+       return -1;
+}
+
+
+static iw_handler r8192_wx_handlers[] = {
+       NULL,                     /* SIOCSIWCOMMIT */
+       r8192_wx_get_name,        /* SIOCGIWNAME */
+       dummy,                    /* SIOCSIWNWID */
+       dummy,                    /* SIOCGIWNWID */
+       r8192_wx_set_freq,        /* SIOCSIWFREQ */
+       r8192_wx_get_freq,        /* SIOCGIWFREQ */
+       r8192_wx_set_mode,        /* SIOCSIWMODE */
+       r8192_wx_get_mode,        /* SIOCGIWMODE */
+       r8192_wx_set_sens,        /* SIOCSIWSENS */
+       r8192_wx_get_sens,        /* SIOCGIWSENS */
+       NULL,                     /* SIOCSIWRANGE */
+       rtl8180_wx_get_range,     /* SIOCGIWRANGE */
+       NULL,                     /* SIOCSIWPRIV */
+       NULL,                     /* SIOCGIWPRIV */
+       NULL,                     /* SIOCSIWSTATS */
+       NULL,                     /* SIOCGIWSTATS */
+       dummy,                    /* SIOCSIWSPY */
+       dummy,                    /* SIOCGIWSPY */
+       NULL,                     /* SIOCGIWTHRSPY */
+       NULL,                     /* SIOCWIWTHRSPY */
+       r8192_wx_set_wap,         /* SIOCSIWAP */
+       r8192_wx_get_wap,         /* SIOCGIWAP */
+       r8192_wx_set_mlme,                     /* MLME-- */
+       dummy,                     /* SIOCGIWAPLIST -- deprecated */
+       r8192_wx_set_scan,        /* SIOCSIWSCAN */
+       r8192_wx_get_scan,        /* SIOCGIWSCAN */
+       r8192_wx_set_essid,       /* SIOCSIWESSID */
+       r8192_wx_get_essid,       /* SIOCGIWESSID */
+       dummy,                    /* SIOCSIWNICKN */
+       dummy,                    /* SIOCGIWNICKN */
+       NULL,                     /* -- hole -- */
+       NULL,                     /* -- hole -- */
+       r8192_wx_set_rate,        /* SIOCSIWRATE */
+       r8192_wx_get_rate,        /* SIOCGIWRATE */
+       r8192_wx_set_rts,                    /* SIOCSIWRTS */
+       r8192_wx_get_rts,                    /* SIOCGIWRTS */
+       r8192_wx_set_frag,        /* SIOCSIWFRAG */
+       r8192_wx_get_frag,        /* SIOCGIWFRAG */
+       dummy,                    /* SIOCSIWTXPOW */
+       dummy,                    /* SIOCGIWTXPOW */
+       r8192_wx_set_retry,       /* SIOCSIWRETRY */
+       r8192_wx_get_retry,       /* SIOCGIWRETRY */
+       r8192_wx_set_enc,         /* SIOCSIWENCODE */
+       r8192_wx_get_enc,         /* SIOCGIWENCODE */
+       r8192_wx_set_power,                    /* SIOCSIWPOWER */
+       r8192_wx_get_power,                    /* SIOCGIWPOWER */
+       NULL,                   /*---hole---*/
+       NULL,                   /*---hole---*/
+       r8192_wx_set_gen_ie, /* NULL, */                /* SIOCSIWGENIE */
+       NULL,                   /* SIOCSIWGENIE */
+
+       r8192_wx_set_auth,/* NULL, */                   /* SIOCSIWAUTH */
+       NULL,/* r8192_wx_get_auth, */ /* NULL, */       /* SIOCSIWAUTH */
+       r8192_wx_set_enc_ext,                   /* SIOCSIWENCODEEXT */
+       NULL,/* r8192_wx_get_enc_ext, *//* NULL, */                     /* SIOCSIWENCODEEXT */
+       NULL,                   /* SIOCSIWPMKSA */
+       NULL,                    /*---hole---*/
+
+};
+
+
+static const struct iw_priv_args r8192_private_args[] = {
+
+       {
+               SIOCIWFIRSTPRIV + 0x0,
+               IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "badcrc"
+       },
+
+       {
+               SIOCIWFIRSTPRIV + 0x1,
+               IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "activescan"
+
+       },
+       {
+               SIOCIWFIRSTPRIV + 0x2,
+               IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "rawtx"
+       },
+       {
+               SIOCIWFIRSTPRIV + 0x3,
+               IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "forcereset"
+
+       }
+
+};
+
+
+static iw_handler r8192_private_handler[] = {
+       r8192_wx_set_crcmon,
+       r8192_wx_set_scan_type,
+       r8192_wx_set_rawtx,
+       r8192_wx_force_reset,
+};
+
+struct iw_statistics *r8192_get_wireless_stats(struct net_device *dev)
+{
+       struct r8192_priv *priv = ieee80211_priv(dev);
+       struct ieee80211_device *ieee = priv->ieee80211;
+       struct iw_statistics *wstats = &priv->wstats;
+       int tmp_level = 0;
+       int tmp_qual = 0;
+       int tmp_noise = 0;
+
+       if (ieee->state < IEEE80211_LINKED) {
+               wstats->qual.qual = 0;
+               wstats->qual.level = 0;
+               wstats->qual.noise = 0;
+               wstats->qual.updated = IW_QUAL_ALL_UPDATED | IW_QUAL_DBM;
+               return wstats;
+       }
+
+       tmp_level = (&ieee->current_network)->stats.rssi;
+       tmp_qual = (&ieee->current_network)->stats.signal;
+       tmp_noise = (&ieee->current_network)->stats.noise;
+
+       wstats->qual.level = tmp_level;
+       wstats->qual.qual = tmp_qual;
+       wstats->qual.noise = tmp_noise;
+       wstats->qual.updated = IW_QUAL_ALL_UPDATED | IW_QUAL_DBM;
+       return wstats;
+}
+
+
+struct iw_handler_def  r8192_wx_handlers_def = {
+       .standard = r8192_wx_handlers,
+       .num_standard = ARRAY_SIZE(r8192_wx_handlers),
+       .private = r8192_private_handler,
+       .num_private = ARRAY_SIZE(r8192_private_handler),
+       .num_private_args = sizeof(r8192_private_args) / sizeof(struct iw_priv_args),
+       .get_wireless_stats = r8192_get_wireless_stats,
+       .private_args = (struct iw_priv_args *)r8192_private_args,
+};