| // SPDX-License-Identifier: GPL-2.0 |
| /* |
| * Copyright(c) 2008 - 2010 Realtek Corporation. All rights reserved. |
| * |
| * Contact Information: wlanfae <wlanfae@realtek.com> |
| */ |
| #include <linux/string.h> |
| #include "rtl_core.h" |
| #include "rtl_wx.h" |
| |
| #define RATE_COUNT 12 |
| static u32 rtl8192_rates[] = { |
| 1000000, 2000000, 5500000, 11000000, 6000000, 9000000, 12000000, |
| 18000000, 24000000, 36000000, 48000000, 54000000 |
| }; |
| |
| #ifndef ENETDOWN |
| #define ENETDOWN 1 |
| #endif |
| |
| static int _rtl92e_wx_get_freq(struct net_device *dev, |
| struct iw_request_info *a, |
| union iwreq_data *wrqu, char *b) |
| { |
| struct r8192_priv *priv = rtllib_priv(dev); |
| |
| return rtllib_wx_get_freq(priv->rtllib, a, wrqu, b); |
| } |
| |
| static int _rtl92e_wx_get_mode(struct net_device *dev, |
| struct iw_request_info *a, |
| union iwreq_data *wrqu, char *b) |
| { |
| struct r8192_priv *priv = rtllib_priv(dev); |
| |
| return rtllib_wx_get_mode(priv->rtllib, a, wrqu, b); |
| } |
| |
| static int _rtl92e_wx_get_rate(struct net_device *dev, |
| struct iw_request_info *info, |
| union iwreq_data *wrqu, char *extra) |
| { |
| struct r8192_priv *priv = rtllib_priv(dev); |
| |
| return rtllib_wx_get_rate(priv->rtllib, info, wrqu, extra); |
| } |
| |
| static int _rtl92e_wx_set_rate(struct net_device *dev, |
| struct iw_request_info *info, |
| union iwreq_data *wrqu, char *extra) |
| { |
| int ret; |
| struct r8192_priv *priv = rtllib_priv(dev); |
| |
| if (priv->hw_radio_off) |
| return 0; |
| |
| mutex_lock(&priv->wx_mutex); |
| |
| ret = rtllib_wx_set_rate(priv->rtllib, info, wrqu, extra); |
| |
| mutex_unlock(&priv->wx_mutex); |
| |
| return ret; |
| } |
| |
| static int _rtl92e_wx_set_rts(struct net_device *dev, |
| struct iw_request_info *info, |
| union iwreq_data *wrqu, char *extra) |
| { |
| int ret; |
| struct r8192_priv *priv = rtllib_priv(dev); |
| |
| if (priv->hw_radio_off) |
| return 0; |
| |
| mutex_lock(&priv->wx_mutex); |
| |
| ret = rtllib_wx_set_rts(priv->rtllib, info, wrqu, extra); |
| |
| mutex_unlock(&priv->wx_mutex); |
| |
| return ret; |
| } |
| |
| static int _rtl92e_wx_get_rts(struct net_device *dev, |
| struct iw_request_info *info, |
| union iwreq_data *wrqu, char *extra) |
| { |
| struct r8192_priv *priv = rtllib_priv(dev); |
| |
| return rtllib_wx_get_rts(priv->rtllib, info, wrqu, extra); |
| } |
| |
| static int _rtl92e_wx_set_power(struct net_device *dev, |
| struct iw_request_info *info, |
| union iwreq_data *wrqu, char *extra) |
| { |
| int ret; |
| struct r8192_priv *priv = rtllib_priv(dev); |
| |
| if (priv->hw_radio_off) { |
| netdev_warn(dev, "%s(): Can't set Power: Radio is Off.\n", |
| __func__); |
| return 0; |
| } |
| mutex_lock(&priv->wx_mutex); |
| |
| ret = rtllib_wx_set_power(priv->rtllib, info, wrqu, extra); |
| |
| mutex_unlock(&priv->wx_mutex); |
| |
| return ret; |
| } |
| |
| static int _rtl92e_wx_get_power(struct net_device *dev, |
| struct iw_request_info *info, |
| union iwreq_data *wrqu, char *extra) |
| { |
| struct r8192_priv *priv = rtllib_priv(dev); |
| |
| return rtllib_wx_get_power(priv->rtllib, info, wrqu, extra); |
| } |
| |
| static int _rtl92e_wx_set_mode(struct net_device *dev, |
| struct iw_request_info *a, |
| union iwreq_data *wrqu, char *b) |
| { |
| struct r8192_priv *priv = rtllib_priv(dev); |
| |
| enum rt_rf_power_state rt_state; |
| int ret; |
| |
| if (priv->hw_radio_off) |
| return 0; |
| rt_state = priv->rtllib->rf_power_state; |
| mutex_lock(&priv->wx_mutex); |
| if (wrqu->mode == IW_MODE_MONITOR) { |
| if (rt_state == rf_off) { |
| if (priv->rtllib->rf_off_reason > |
| RF_CHANGE_BY_IPS) { |
| netdev_warn(dev, "%s(): RF is OFF.\n", |
| __func__); |
| mutex_unlock(&priv->wx_mutex); |
| return -1; |
| } |
| netdev_info(dev, |
| "=========>%s(): rtl92e_ips_leave\n", |
| __func__); |
| mutex_lock(&priv->rtllib->ips_mutex); |
| rtl92e_ips_leave(dev); |
| mutex_unlock(&priv->rtllib->ips_mutex); |
| } |
| } |
| ret = rtllib_wx_set_mode(priv->rtllib, a, wrqu, b); |
| |
| mutex_unlock(&priv->wx_mutex); |
| return ret; |
| } |
| |
| static int _rtl92e_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 r8192_priv *priv = rtllib_priv(dev); |
| u16 val; |
| int i; |
| |
| wrqu->data.length = sizeof(*range); |
| memset(range, 0, sizeof(*range)); |
| |
| /* ~130 Mb/s real (802.11n) */ |
| range->throughput = 130 * 1000 * 1000; |
| |
| range->max_qual.qual = 100; |
| range->max_qual.level = 0; |
| range->max_qual.noise = 0; |
| range->max_qual.updated = 7; /* Updated all three */ |
| |
| range->avg_qual.qual = 70; /* > 8% missed beacons is 'bad' */ |
| range->avg_qual.level = 0; |
| range->avg_qual.noise = 0; |
| range->avg_qual.updated = 7; /* Updated all three */ |
| |
| range->num_bitrates = min(RATE_COUNT, IW_MAX_BITRATES); |
| |
| for (i = 0; i < range->num_bitrates; i++) |
| range->bitrate[i] = rtl8192_rates[i]; |
| |
| range->max_rts = DEFAULT_RTS_THRESHOLD; |
| 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 = 18; |
| |
| for (i = 0, val = 0; i < 14; i++) { |
| if ((priv->rtllib->active_channel_map)[i + 1]) { |
| s32 freq_khz; |
| |
| range->freq[val].i = i + 1; |
| freq_khz = ieee80211_channel_to_freq_khz(i + 1, NL80211_BAND_2GHZ); |
| range->freq[val].m = freq_khz * 100; |
| range->freq[val].e = 1; |
| val++; |
| } |
| |
| 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; |
| range->scan_capa = IW_SCAN_CAPA_ESSID | IW_SCAN_CAPA_TYPE; |
| |
| /* Event capability (kernel + driver) */ |
| |
| return 0; |
| } |
| |
| static int _rtl92e_wx_set_scan(struct net_device *dev, |
| struct iw_request_info *a, |
| union iwreq_data *wrqu, char *b) |
| { |
| struct r8192_priv *priv = rtllib_priv(dev); |
| struct rtllib_device *ieee = priv->rtllib; |
| enum rt_rf_power_state rt_state; |
| int ret; |
| |
| if (!(ieee->softmac_features & IEEE_SOFTMAC_SCAN)) { |
| if ((ieee->link_state >= RTLLIB_ASSOCIATING) && |
| (ieee->link_state <= RTLLIB_ASSOCIATING_AUTHENTICATED)) |
| return 0; |
| if ((priv->rtllib->link_state == MAC80211_LINKED) && |
| (priv->rtllib->CntAfterLink < 2)) |
| return 0; |
| } |
| |
| if (priv->hw_radio_off) { |
| netdev_info(dev, "================>%s(): hwradio off\n", |
| __func__); |
| return 0; |
| } |
| rt_state = priv->rtllib->rf_power_state; |
| if (!priv->up) |
| return -ENETDOWN; |
| if (priv->rtllib->link_detect_info.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) { |
| int len = min_t(int, req->essid_len, IW_ESSID_MAX_SIZE); |
| |
| ieee->current_network.ssid_len = len; |
| memcpy(ieee->current_network.ssid, req->essid, len); |
| } |
| } |
| |
| mutex_lock(&priv->wx_mutex); |
| |
| priv->rtllib->FirstIe_InScan = true; |
| |
| if (priv->rtllib->link_state != MAC80211_LINKED) { |
| if (rt_state == rf_off) { |
| if (priv->rtllib->rf_off_reason > |
| RF_CHANGE_BY_IPS) { |
| netdev_warn(dev, "%s(): RF is OFF.\n", |
| __func__); |
| mutex_unlock(&priv->wx_mutex); |
| return -1; |
| } |
| mutex_lock(&priv->rtllib->ips_mutex); |
| rtl92e_ips_leave(dev); |
| mutex_unlock(&priv->rtllib->ips_mutex); |
| } |
| rtllib_stop_scan(priv->rtllib); |
| if (priv->rtllib->rf_power_state != rf_off) { |
| priv->rtllib->actscanning = true; |
| |
| ieee->ScanOperationBackupHandler(ieee->dev, SCAN_OPT_BACKUP); |
| |
| rtllib_start_scan_syncro(priv->rtllib); |
| |
| ieee->ScanOperationBackupHandler(ieee->dev, SCAN_OPT_RESTORE); |
| } |
| ret = 0; |
| } else { |
| priv->rtllib->actscanning = true; |
| ret = rtllib_wx_set_scan(priv->rtllib, a, wrqu, b); |
| } |
| |
| mutex_unlock(&priv->wx_mutex); |
| return ret; |
| } |
| |
| static int _rtl92e_wx_get_scan(struct net_device *dev, |
| struct iw_request_info *a, |
| union iwreq_data *wrqu, char *b) |
| { |
| int ret; |
| struct r8192_priv *priv = rtllib_priv(dev); |
| |
| if (!priv->up) |
| return -ENETDOWN; |
| |
| if (priv->hw_radio_off) |
| return 0; |
| |
| mutex_lock(&priv->wx_mutex); |
| |
| ret = rtllib_wx_get_scan(priv->rtllib, a, wrqu, b); |
| |
| mutex_unlock(&priv->wx_mutex); |
| |
| return ret; |
| } |
| |
| static int _rtl92e_wx_set_essid(struct net_device *dev, |
| struct iw_request_info *a, |
| union iwreq_data *wrqu, char *b) |
| { |
| struct r8192_priv *priv = rtllib_priv(dev); |
| int ret; |
| |
| if (priv->hw_radio_off) { |
| netdev_info(dev, |
| "=========>%s():hw radio off,or Rf state is rf_off, return\n", |
| __func__); |
| return 0; |
| } |
| mutex_lock(&priv->wx_mutex); |
| ret = rtllib_wx_set_essid(priv->rtllib, a, wrqu, b); |
| |
| mutex_unlock(&priv->wx_mutex); |
| |
| return ret; |
| } |
| |
| static int _rtl92e_wx_get_essid(struct net_device *dev, |
| struct iw_request_info *a, |
| union iwreq_data *wrqu, char *b) |
| { |
| int ret; |
| struct r8192_priv *priv = rtllib_priv(dev); |
| |
| mutex_lock(&priv->wx_mutex); |
| |
| ret = rtllib_wx_get_essid(priv->rtllib, a, wrqu, b); |
| |
| mutex_unlock(&priv->wx_mutex); |
| |
| return ret; |
| } |
| |
| static int _rtl92e_wx_set_nick(struct net_device *dev, |
| struct iw_request_info *info, |
| union iwreq_data *wrqu, char *extra) |
| { |
| struct r8192_priv *priv = rtllib_priv(dev); |
| |
| if (wrqu->data.length > IW_ESSID_MAX_SIZE) |
| return -E2BIG; |
| mutex_lock(&priv->wx_mutex); |
| wrqu->data.length = min_t(size_t, wrqu->data.length, |
| sizeof(priv->nick)); |
| memset(priv->nick, 0, sizeof(priv->nick)); |
| memcpy(priv->nick, extra, wrqu->data.length); |
| mutex_unlock(&priv->wx_mutex); |
| return 0; |
| } |
| |
| static int _rtl92e_wx_get_nick(struct net_device *dev, |
| struct iw_request_info *info, |
| union iwreq_data *wrqu, char *extra) |
| { |
| struct r8192_priv *priv = rtllib_priv(dev); |
| |
| mutex_lock(&priv->wx_mutex); |
| wrqu->data.length = strlen(priv->nick); |
| memcpy(extra, priv->nick, wrqu->data.length); |
| wrqu->data.flags = 1; /* active */ |
| mutex_unlock(&priv->wx_mutex); |
| return 0; |
| } |
| |
| static int _rtl92e_wx_set_freq(struct net_device *dev, |
| struct iw_request_info *a, |
| union iwreq_data *wrqu, char *b) |
| { |
| int ret; |
| struct r8192_priv *priv = rtllib_priv(dev); |
| |
| if (priv->hw_radio_off) |
| return 0; |
| |
| mutex_lock(&priv->wx_mutex); |
| |
| ret = rtllib_wx_set_freq(priv->rtllib, a, wrqu, b); |
| |
| mutex_unlock(&priv->wx_mutex); |
| return ret; |
| } |
| |
| static int _rtl92e_wx_get_name(struct net_device *dev, |
| struct iw_request_info *info, |
| union iwreq_data *wrqu, char *extra) |
| { |
| struct r8192_priv *priv = rtllib_priv(dev); |
| |
| return rtllib_wx_get_name(priv->rtllib, info, wrqu, extra); |
| } |
| |
| static int _rtl92e_wx_set_frag(struct net_device *dev, |
| struct iw_request_info *info, |
| union iwreq_data *wrqu, char *extra) |
| { |
| struct r8192_priv *priv = rtllib_priv(dev); |
| |
| if (priv->hw_radio_off) |
| return 0; |
| |
| if (wrqu->frag.disabled) { |
| priv->rtllib->fts = DEFAULT_FRAG_THRESHOLD; |
| } else { |
| if (wrqu->frag.value < MIN_FRAG_THRESHOLD || |
| wrqu->frag.value > MAX_FRAG_THRESHOLD) |
| return -EINVAL; |
| |
| priv->rtllib->fts = wrqu->frag.value & ~0x1; |
| } |
| |
| return 0; |
| } |
| |
| static int _rtl92e_wx_get_frag(struct net_device *dev, |
| struct iw_request_info *info, |
| union iwreq_data *wrqu, char *extra) |
| { |
| struct r8192_priv *priv = rtllib_priv(dev); |
| |
| wrqu->frag.value = priv->rtllib->fts; |
| wrqu->frag.fixed = 0; /* no auto select */ |
| wrqu->frag.disabled = (wrqu->frag.value == DEFAULT_FRAG_THRESHOLD); |
| |
| return 0; |
| } |
| |
| static int _rtl92e_wx_set_wap(struct net_device *dev, |
| struct iw_request_info *info, |
| union iwreq_data *awrq, char *extra) |
| { |
| int ret; |
| struct r8192_priv *priv = rtllib_priv(dev); |
| |
| if (priv->hw_radio_off) |
| return 0; |
| |
| mutex_lock(&priv->wx_mutex); |
| |
| ret = rtllib_wx_set_wap(priv->rtllib, info, awrq, extra); |
| |
| mutex_unlock(&priv->wx_mutex); |
| |
| return ret; |
| } |
| |
| static int _rtl92e_wx_get_wap(struct net_device *dev, |
| struct iw_request_info *info, |
| union iwreq_data *wrqu, char *extra) |
| { |
| struct r8192_priv *priv = rtllib_priv(dev); |
| |
| return rtllib_wx_get_wap(priv->rtllib, info, wrqu, extra); |
| } |
| |
| static int _rtl92e_wx_get_enc(struct net_device *dev, |
| struct iw_request_info *info, |
| union iwreq_data *wrqu, char *key) |
| { |
| struct r8192_priv *priv = rtllib_priv(dev); |
| |
| return rtllib_wx_get_encode(priv->rtllib, info, wrqu, key); |
| } |
| |
| static int _rtl92e_wx_set_enc(struct net_device *dev, |
| struct iw_request_info *info, |
| union iwreq_data *wrqu, char *key) |
| { |
| struct r8192_priv *priv = rtllib_priv(dev); |
| int ret; |
| |
| struct rtllib_device *ieee = priv->rtllib; |
| 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->hw_radio_off) |
| return 0; |
| |
| if (!priv->up) |
| return -ENETDOWN; |
| |
| priv->rtllib->wx_set_enc = 1; |
| mutex_lock(&priv->rtllib->ips_mutex); |
| rtl92e_ips_leave(dev); |
| mutex_unlock(&priv->rtllib->ips_mutex); |
| mutex_lock(&priv->wx_mutex); |
| |
| ret = rtllib_wx_set_encode(priv->rtllib, info, wrqu, key); |
| mutex_unlock(&priv->wx_mutex); |
| |
| if (wrqu->encoding.flags & IW_ENCODE_DISABLED) { |
| ieee->pairwise_key_type = ieee->group_key_type = KEY_TYPE_NA; |
| rtl92e_cam_reset(dev); |
| memset(priv->rtllib->swcamtable, 0, |
| sizeof(struct sw_cam_table) * 32); |
| goto end_hw_sec; |
| } |
| 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; |
| } |
| |
| switch (wrqu->encoding.flags & IW_ENCODE_INDEX) { |
| case 0: |
| key_idx = ieee->crypt_info.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; |
| rtl92e_enable_hw_security_config(dev); |
| } |
| |
| else if (wrqu->encoding.length == 0xd) { |
| ieee->pairwise_key_type = KEY_TYPE_WEP104; |
| rtl92e_enable_hw_security_config(dev); |
| rtl92e_set_key(dev, key_idx, key_idx, KEY_TYPE_WEP104, |
| zero_addr[key_idx], 0, hwkey); |
| rtl92e_set_swcam(dev, key_idx, key_idx, KEY_TYPE_WEP104, |
| zero_addr[key_idx], hwkey); |
| } else { |
| netdev_info(dev, |
| "wrong type in WEP, not WEP40 and WEP104\n"); |
| } |
| } |
| |
| end_hw_sec: |
| priv->rtllib->wx_set_enc = 0; |
| return ret; |
| } |
| |
| #define R8192_MAX_RETRY 255 |
| static int _rtl92e_wx_set_retry(struct net_device *dev, |
| struct iw_request_info *info, |
| union iwreq_data *wrqu, char *extra) |
| { |
| struct r8192_priv *priv = rtllib_priv(dev); |
| int err = 0; |
| |
| if (priv->hw_radio_off) |
| return 0; |
| |
| mutex_lock(&priv->wx_mutex); |
| |
| 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 > R8192_MAX_RETRY) { |
| err = -EINVAL; |
| goto exit; |
| } |
| if (wrqu->retry.flags & IW_RETRY_MAX) |
| priv->retry_rts = wrqu->retry.value; |
| else |
| priv->retry_data = wrqu->retry.value; |
| |
| rtl92e_commit(dev); |
| exit: |
| mutex_unlock(&priv->wx_mutex); |
| |
| return err; |
| } |
| |
| static int _rtl92e_wx_get_retry(struct net_device *dev, |
| struct iw_request_info *info, |
| union iwreq_data *wrqu, char *extra) |
| { |
| struct r8192_priv *priv = rtllib_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 _rtl92e_wx_set_encode_ext(struct net_device *dev, |
| struct iw_request_info *info, |
| union iwreq_data *wrqu, char *extra) |
| { |
| int ret = 0; |
| struct r8192_priv *priv = rtllib_priv(dev); |
| struct rtllib_device *ieee = priv->rtllib; |
| |
| if (priv->hw_radio_off) |
| return 0; |
| |
| mutex_lock(&priv->wx_mutex); |
| |
| priv->rtllib->wx_set_enc = 1; |
| mutex_lock(&priv->rtllib->ips_mutex); |
| rtl92e_ips_leave(dev); |
| mutex_unlock(&priv->rtllib->ips_mutex); |
| |
| ret = rtllib_wx_set_encode_ext(ieee, info, wrqu, extra); |
| { |
| const u8 broadcast_addr[ETH_ALEN] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff}; |
| const u8 zero[ETH_ALEN] = {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) { |
| ieee->pairwise_key_type = ieee->group_key_type |
| = KEY_TYPE_NA; |
| rtl92e_cam_reset(dev); |
| memset(priv->rtllib->swcamtable, 0, |
| sizeof(struct sw_cam_table) * 32); |
| goto end_hw_sec; |
| } |
| 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) || (alg == KEY_TYPE_WEP40)) { |
| if ((ext->key_len == 13) && (alg == KEY_TYPE_WEP40)) |
| alg = KEY_TYPE_WEP104; |
| ieee->pairwise_key_type = alg; |
| rtl92e_enable_hw_security_config(dev); |
| } |
| memcpy((u8 *)key, ext->key, 16); |
| |
| if ((alg & KEY_TYPE_WEP40) && (ieee->auth_mode != 2)) { |
| if (ext->key_len == 13) |
| ieee->pairwise_key_type = alg = KEY_TYPE_WEP104; |
| rtl92e_set_key(dev, idx, idx, alg, zero, 0, key); |
| rtl92e_set_swcam(dev, idx, idx, alg, zero, key); |
| } else if (group) { |
| ieee->group_key_type = alg; |
| rtl92e_set_key(dev, idx, idx, alg, broadcast_addr, 0, |
| key); |
| rtl92e_set_swcam(dev, idx, idx, alg, broadcast_addr, key); |
| } else { |
| if ((ieee->pairwise_key_type == KEY_TYPE_CCMP) && |
| ieee->ht_info->current_ht_support) |
| rtl92e_writeb(dev, 0x173, 1); |
| rtl92e_set_key(dev, 4, idx, alg, |
| (u8 *)ieee->ap_mac_addr, 0, key); |
| rtl92e_set_swcam(dev, 4, idx, alg, (u8 *)ieee->ap_mac_addr, key); |
| } |
| } |
| |
| end_hw_sec: |
| priv->rtllib->wx_set_enc = 0; |
| mutex_unlock(&priv->wx_mutex); |
| return ret; |
| } |
| |
| static int _rtl92e_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 = rtllib_priv(dev); |
| |
| if (priv->hw_radio_off) |
| return 0; |
| |
| mutex_lock(&priv->wx_mutex); |
| ret = rtllib_wx_set_auth(priv->rtllib, info, &data->param, extra); |
| mutex_unlock(&priv->wx_mutex); |
| return ret; |
| } |
| |
| static int _rtl92e_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 = rtllib_priv(dev); |
| |
| if (priv->hw_radio_off) |
| return 0; |
| |
| mutex_lock(&priv->wx_mutex); |
| ret = rtllib_wx_set_mlme(priv->rtllib, info, wrqu, extra); |
| mutex_unlock(&priv->wx_mutex); |
| return ret; |
| } |
| |
| static int _rtl92e_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 = rtllib_priv(dev); |
| |
| if (priv->hw_radio_off) |
| return 0; |
| |
| mutex_lock(&priv->wx_mutex); |
| ret = rtllib_wx_set_gen_ie(priv->rtllib, extra, data->data.length); |
| mutex_unlock(&priv->wx_mutex); |
| return ret; |
| } |
| |
| static int _rtl92e_wx_get_gen_ie(struct net_device *dev, |
| struct iw_request_info *info, |
| union iwreq_data *data, char *extra) |
| { |
| int ret = 0; |
| struct r8192_priv *priv = rtllib_priv(dev); |
| struct rtllib_device *ieee = priv->rtllib; |
| |
| if (ieee->wpa_ie_len == 0 || !ieee->wpa_ie) { |
| data->data.length = 0; |
| return 0; |
| } |
| |
| if (data->data.length < ieee->wpa_ie_len) |
| return -E2BIG; |
| |
| data->data.length = ieee->wpa_ie_len; |
| memcpy(extra, ieee->wpa_ie, ieee->wpa_ie_len); |
| return ret; |
| } |
| |
| #define IW_IOCTL(x) ((x) - SIOCSIWCOMMIT) |
| static iw_handler r8192_wx_handlers[] = { |
| [IW_IOCTL(SIOCGIWNAME)] = _rtl92e_wx_get_name, |
| [IW_IOCTL(SIOCSIWFREQ)] = _rtl92e_wx_set_freq, |
| [IW_IOCTL(SIOCGIWFREQ)] = _rtl92e_wx_get_freq, |
| [IW_IOCTL(SIOCSIWMODE)] = _rtl92e_wx_set_mode, |
| [IW_IOCTL(SIOCGIWMODE)] = _rtl92e_wx_get_mode, |
| [IW_IOCTL(SIOCGIWRANGE)] = _rtl92e_wx_get_range, |
| [IW_IOCTL(SIOCSIWAP)] = _rtl92e_wx_set_wap, |
| [IW_IOCTL(SIOCGIWAP)] = _rtl92e_wx_get_wap, |
| [IW_IOCTL(SIOCSIWSCAN)] = _rtl92e_wx_set_scan, |
| [IW_IOCTL(SIOCGIWSCAN)] = _rtl92e_wx_get_scan, |
| [IW_IOCTL(SIOCSIWESSID)] = _rtl92e_wx_set_essid, |
| [IW_IOCTL(SIOCGIWESSID)] = _rtl92e_wx_get_essid, |
| [IW_IOCTL(SIOCSIWNICKN)] = _rtl92e_wx_set_nick, |
| [IW_IOCTL(SIOCGIWNICKN)] = _rtl92e_wx_get_nick, |
| [IW_IOCTL(SIOCSIWRATE)] = _rtl92e_wx_set_rate, |
| [IW_IOCTL(SIOCGIWRATE)] = _rtl92e_wx_get_rate, |
| [IW_IOCTL(SIOCSIWRTS)] = _rtl92e_wx_set_rts, |
| [IW_IOCTL(SIOCGIWRTS)] = _rtl92e_wx_get_rts, |
| [IW_IOCTL(SIOCSIWFRAG)] = _rtl92e_wx_set_frag, |
| [IW_IOCTL(SIOCGIWFRAG)] = _rtl92e_wx_get_frag, |
| [IW_IOCTL(SIOCSIWRETRY)] = _rtl92e_wx_set_retry, |
| [IW_IOCTL(SIOCGIWRETRY)] = _rtl92e_wx_get_retry, |
| [IW_IOCTL(SIOCSIWENCODE)] = _rtl92e_wx_set_enc, |
| [IW_IOCTL(SIOCGIWENCODE)] = _rtl92e_wx_get_enc, |
| [IW_IOCTL(SIOCSIWPOWER)] = _rtl92e_wx_set_power, |
| [IW_IOCTL(SIOCGIWPOWER)] = _rtl92e_wx_get_power, |
| [IW_IOCTL(SIOCSIWGENIE)] = _rtl92e_wx_set_gen_ie, |
| [IW_IOCTL(SIOCGIWGENIE)] = _rtl92e_wx_get_gen_ie, |
| [IW_IOCTL(SIOCSIWMLME)] = _rtl92e_wx_set_mlme, |
| [IW_IOCTL(SIOCSIWAUTH)] = _rtl92e_wx_set_auth, |
| [IW_IOCTL(SIOCSIWENCODEEXT)] = _rtl92e_wx_set_encode_ext, |
| }; |
| |
| static struct iw_statistics *_rtl92e_get_wireless_stats(struct net_device *dev) |
| { |
| struct r8192_priv *priv = rtllib_priv(dev); |
| struct rtllib_device *ieee = priv->rtllib; |
| struct iw_statistics *wstats = &priv->wstats; |
| int tmp_level = 0; |
| int tmp_qual = 0; |
| int tmp_noise = 0; |
| |
| if (ieee->link_state < MAC80211_LINKED) { |
| wstats->qual.qual = 10; |
| wstats->qual.level = 0; |
| wstats->qual.noise = 0x100 - 100; /* -100 dBm */ |
| 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; |
| } |
| |
| const struct iw_handler_def r8192_wx_handlers_def = { |
| .standard = r8192_wx_handlers, |
| .num_standard = ARRAY_SIZE(r8192_wx_handlers), |
| .get_wireless_stats = _rtl92e_get_wireless_stats, |
| }; |