diff options
author | Daniel Vetter <daniel.vetter@ffwll.ch> | 2017-07-26 13:23:10 +0200 |
---|---|---|
committer | Daniel Vetter <daniel.vetter@ffwll.ch> | 2017-07-26 13:43:33 +0200 |
commit | af055598542670c8533a58582813b1419949cae0 (patch) | |
tree | 901fa1bf635d5c1e91d08f9f4c2e4943516dbb71 /drivers/staging/rtl8192e/rtllib_softmac.c | |
parent | drm/syncobj: Fix kerneldoc (diff) | |
parent | Merge tag 'drm-intel-next-2017-07-17' of git://anongit.freedesktop.org/git/drm-intel into drm-next (diff) | |
download | linux-dev-af055598542670c8533a58582813b1419949cae0.tar.xz linux-dev-af055598542670c8533a58582813b1419949cae0.zip |
Merge airlied/drm-next into drm-misc-next
I need this to be able to apply the deferred fbdev setup patches, I
need the relevant prep work that landed through the drm-intel tree.
Also squash in conflict fixup from Laurent Pinchart.
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Diffstat (limited to 'drivers/staging/rtl8192e/rtllib_softmac.c')
-rw-r--r-- | drivers/staging/rtl8192e/rtllib_softmac.c | 437 |
1 files changed, 22 insertions, 415 deletions
diff --git a/drivers/staging/rtl8192e/rtllib_softmac.c b/drivers/staging/rtl8192e/rtllib_softmac.c index eeda17d6409b..e4be85af31e7 100644 --- a/drivers/staging/rtl8192e/rtllib_softmac.c +++ b/drivers/staging/rtl8192e/rtllib_softmac.c @@ -351,8 +351,7 @@ static inline struct sk_buff *rtllib_probe_req(struct rtllib_device *ieee) skb_reserve(skb, ieee->tx_headroom); - req = (struct rtllib_probe_request *) skb_put(skb, - sizeof(struct rtllib_probe_request)); + req = skb_put(skb, sizeof(struct rtllib_probe_request)); req->header.frame_ctl = cpu_to_le16(RTLLIB_STYPE_PROBE_REQ); req->header.duration_id = 0; @@ -360,7 +359,7 @@ static inline struct sk_buff *rtllib_probe_req(struct rtllib_device *ieee) ether_addr_copy(req->header.addr2, ieee->dev->dev_addr); eth_broadcast_addr(req->header.addr3); - tag = (u8 *) skb_put(skb, len + 2 + rate_len); + tag = skb_put(skb, len + 2 + rate_len); *tag++ = MFIE_TYPE_SSID; *tag++ = len; @@ -789,8 +788,7 @@ rtllib_authentication_req(struct rtllib_network *beacon, skb_reserve(skb, ieee->tx_headroom); - auth = (struct rtllib_authentication *) - skb_put(skb, sizeof(struct rtllib_authentication)); + auth = skb_put(skb, sizeof(struct rtllib_authentication)); auth->header.frame_ctl = cpu_to_le16(RTLLIB_STYPE_AUTH); if (challengelen) @@ -889,8 +887,7 @@ static struct sk_buff *rtllib_probe_resp(struct rtllib_device *ieee, skb_reserve(skb, ieee->tx_headroom); - beacon_buf = (struct rtllib_probe_response *) skb_put(skb, - (beacon_size - ieee->tx_headroom)); + beacon_buf = skb_put(skb, (beacon_size - ieee->tx_headroom)); ether_addr_copy(beacon_buf->header.addr1, dest); ether_addr_copy(beacon_buf->header.addr2, ieee->dev->dev_addr); ether_addr_copy(beacon_buf->header.addr3, ieee->current_network.bssid); @@ -984,8 +981,7 @@ static struct sk_buff *rtllib_assoc_resp(struct rtllib_device *ieee, u8 *dest) skb_reserve(skb, ieee->tx_headroom); - assoc = (struct rtllib_assoc_response_frame *) - skb_put(skb, sizeof(struct rtllib_assoc_response_frame)); + assoc = skb_put(skb, sizeof(struct rtllib_assoc_response_frame)); assoc->header.frame_ctl = cpu_to_le16(RTLLIB_STYPE_ASSOC_RESP); ether_addr_copy(assoc->header.addr1, dest); @@ -1016,7 +1012,7 @@ static struct sk_buff *rtllib_assoc_resp(struct rtllib_device *ieee, u8 *dest) else ieee->assoc_id++; - tag = (u8 *) skb_put(skb, rate_len); + tag = skb_put(skb, rate_len); rtllib_MFIE_Brate(ieee, &tag); rtllib_MFIE_Grate(ieee, &tag); @@ -1038,8 +1034,7 @@ static struct sk_buff *rtllib_auth_resp(struct rtllib_device *ieee, int status, skb_reserve(skb, ieee->tx_headroom); - auth = (struct rtllib_authentication *) - skb_put(skb, sizeof(struct rtllib_authentication)); + auth = skb_put(skb, sizeof(struct rtllib_authentication)); auth->status = cpu_to_le16(status); auth->transaction = cpu_to_le16(2); @@ -1065,8 +1060,7 @@ static struct sk_buff *rtllib_null_func(struct rtllib_device *ieee, short pwr) skb_reserve(skb, ieee->tx_headroom); - hdr = (struct rtllib_hdr_3addr *)skb_put(skb, - sizeof(struct rtllib_hdr_3addr)); + hdr = skb_put(skb, sizeof(struct rtllib_hdr_3addr)); ether_addr_copy(hdr->addr1, ieee->current_network.bssid); ether_addr_copy(hdr->addr2, ieee->dev->dev_addr); @@ -1092,8 +1086,7 @@ static struct sk_buff *rtllib_pspoll_func(struct rtllib_device *ieee) skb_reserve(skb, ieee->tx_headroom); - hdr = (struct rtllib_pspoll_hdr *)skb_put(skb, - sizeof(struct rtllib_pspoll_hdr)); + hdr = skb_put(skb, sizeof(struct rtllib_pspoll_hdr)); ether_addr_copy(hdr->bssid, ieee->current_network.bssid); ether_addr_copy(hdr->ta, ieee->dev->dev_addr); @@ -1243,8 +1236,7 @@ rtllib_association_req(struct rtllib_network *beacon, skb_reserve(skb, ieee->tx_headroom); - hdr = (struct rtllib_assoc_request_frame *) - skb_put(skb, sizeof(struct rtllib_assoc_request_frame) + 2); + hdr = skb_put(skb, sizeof(struct rtllib_assoc_request_frame) + 2); hdr->header.frame_ctl = cpu_to_le16(RTLLIB_STYPE_ASSOC_REQ); @@ -1272,8 +1264,7 @@ rtllib_association_req(struct rtllib_network *beacon, hdr->info_element[0].id = MFIE_TYPE_SSID; hdr->info_element[0].len = beacon->ssid_len; - tag = skb_put(skb, beacon->ssid_len); - memcpy(tag, beacon->ssid, beacon->ssid_len); + skb_put_data(skb, beacon->ssid, beacon->ssid_len); tag = skb_put(skb, rate_len); @@ -1349,8 +1340,7 @@ rtllib_association_req(struct rtllib_network *beacon, } if (wpa_ie_len) { - tag = skb_put(skb, ieee->wpa_ie_len); - memcpy(tag, ieee->wpa_ie, ieee->wpa_ie_len); + skb_put_data(skb, ieee->wpa_ie, ieee->wpa_ie_len); if (PMKCacheIdx >= 0) { tag = skb_put(skb, 18); @@ -1366,13 +1356,13 @@ rtllib_association_req(struct rtllib_network *beacon, } if (wps_ie_len && ieee->wps_ie) { - tag = skb_put(skb, wps_ie_len); - memcpy(tag, ieee->wps_ie, wps_ie_len); + skb_put_data(skb, ieee->wps_ie, wps_ie_len); } - tag = skb_put(skb, turbo_info_len); - if (turbo_info_len) + if (turbo_info_len) { + tag = skb_put(skb, turbo_info_len); rtllib_TURBO_Info(ieee, &tag); + } if (ieee->pHTInfo->bCurrentHTSupport && ieee->pHTInfo->bEnableHT) { if (ieee->pHTInfo->ePeerHTSpecVer == HT_SPEC_VER_EWC) { @@ -1525,7 +1515,8 @@ static void rtllib_associate_complete_wq(void *data) associate_complete_wq); struct rt_pwr_save_ctrl *pPSC = &(ieee->PowerSaveControl); - netdev_info(ieee->dev, "Associated successfully\n"); + netdev_info(ieee->dev, "Associated successfully with %pM\n", + ieee->current_network.bssid); if (!ieee->is_silent_reset) { netdev_info(ieee->dev, "normal associate\n"); notify_wx_assoc_event(ieee); @@ -2309,7 +2300,8 @@ static void rtllib_rx_auth_resp(struct rtllib_device *ieee, struct sk_buff *skb) if (errcode) { ieee->softmac_stats.rx_auth_rs_err++; netdev_info(ieee->dev, - "Authentication respose status code 0x%x", errcode); + "Authentication response status code 0x%x", + errcode); rtllib_associate_abort(ieee); return; } @@ -3076,333 +3068,6 @@ void rtllib_softmac_free(struct rtllib_device *ieee) tasklet_kill(&ieee->ps_task); } -/******************************************************** - * Start of WPA code. * - * this is stolen from the ipw2200 driver * - ********************************************************/ - - -static int rtllib_wpa_enable(struct rtllib_device *ieee, int value) -{ - /* This is called when wpa_supplicant loads and closes the driver - * interface. - */ - netdev_info(ieee->dev, "%s WPA\n", value ? "enabling" : "disabling"); - ieee->wpa_enabled = value; - eth_zero_addr(ieee->ap_mac_addr); - return 0; -} - - -static void rtllib_wpa_assoc_frame(struct rtllib_device *ieee, char *wpa_ie, - int wpa_ie_len) -{ - /* make sure WPA is enabled */ - rtllib_wpa_enable(ieee, 1); - - rtllib_disassociate(ieee); -} - - -static int rtllib_wpa_mlme(struct rtllib_device *ieee, int command, int reason) -{ - - int ret = 0; - - switch (command) { - case IEEE_MLME_STA_DEAUTH: - break; - - case IEEE_MLME_STA_DISASSOC: - rtllib_disassociate(ieee); - break; - - default: - netdev_info(ieee->dev, "Unknown MLME request: %d\n", command); - ret = -EOPNOTSUPP; - } - - return ret; -} - - -static int rtllib_wpa_set_wpa_ie(struct rtllib_device *ieee, - struct ieee_param *param, int plen) -{ - u8 *buf; - - if (param->u.wpa_ie.len > MAX_WPA_IE_LEN || - (param->u.wpa_ie.len && param->u.wpa_ie.data == NULL)) - return -EINVAL; - - if (param->u.wpa_ie.len) { - buf = kmemdup(param->u.wpa_ie.data, param->u.wpa_ie.len, - GFP_KERNEL); - if (buf == NULL) - return -ENOMEM; - - kfree(ieee->wpa_ie); - ieee->wpa_ie = buf; - ieee->wpa_ie_len = param->u.wpa_ie.len; - } else { - kfree(ieee->wpa_ie); - ieee->wpa_ie = NULL; - ieee->wpa_ie_len = 0; - } - - rtllib_wpa_assoc_frame(ieee, ieee->wpa_ie, ieee->wpa_ie_len); - return 0; -} - -#define AUTH_ALG_OPEN_SYSTEM 0x1 -#define AUTH_ALG_SHARED_KEY 0x2 -#define AUTH_ALG_LEAP 0x4 -static int rtllib_wpa_set_auth_algs(struct rtllib_device *ieee, int value) -{ - - struct rtllib_security sec = { - .flags = SEC_AUTH_MODE, - }; - - if (value & AUTH_ALG_SHARED_KEY) { - sec.auth_mode = WLAN_AUTH_SHARED_KEY; - ieee->open_wep = 0; - ieee->auth_mode = 1; - } else if (value & AUTH_ALG_OPEN_SYSTEM) { - sec.auth_mode = WLAN_AUTH_OPEN; - ieee->open_wep = 1; - ieee->auth_mode = 0; - } else if (value & AUTH_ALG_LEAP) { - sec.auth_mode = WLAN_AUTH_LEAP >> 6; - ieee->open_wep = 1; - ieee->auth_mode = 2; - } - - - if (ieee->set_security) - ieee->set_security(ieee->dev, &sec); - - return 0; -} - -static int rtllib_wpa_set_param(struct rtllib_device *ieee, u8 name, u32 value) -{ - int ret = 0; - unsigned long flags; - - switch (name) { - case IEEE_PARAM_WPA_ENABLED: - ret = rtllib_wpa_enable(ieee, value); - break; - - case IEEE_PARAM_TKIP_COUNTERMEASURES: - ieee->tkip_countermeasures = value; - break; - - case IEEE_PARAM_DROP_UNENCRYPTED: - { - /* HACK: - * - * wpa_supplicant calls set_wpa_enabled when the driver - * is loaded and unloaded, regardless of if WPA is being - * used. No other calls are made which can be used to - * determine if encryption will be used or not prior to - * association being expected. If encryption is not being - * used, drop_unencrypted is set to false, else true -- we - * can use this to determine if the CAP_PRIVACY_ON bit should - * be set. - */ - struct rtllib_security sec = { - .flags = SEC_ENABLED, - .enabled = value, - }; - ieee->drop_unencrypted = value; - /* We only change SEC_LEVEL for open mode. Others - * are set by ipw_wpa_set_encryption. - */ - if (!value) { - sec.flags |= SEC_LEVEL; - sec.level = SEC_LEVEL_0; - } else { - sec.flags |= SEC_LEVEL; - sec.level = SEC_LEVEL_1; - } - if (ieee->set_security) - ieee->set_security(ieee->dev, &sec); - break; - } - - case IEEE_PARAM_PRIVACY_INVOKED: - ieee->privacy_invoked = value; - break; - - case IEEE_PARAM_AUTH_ALGS: - ret = rtllib_wpa_set_auth_algs(ieee, value); - break; - - case IEEE_PARAM_IEEE_802_1X: - ieee->ieee802_1x = value; - break; - case IEEE_PARAM_WPAX_SELECT: - spin_lock_irqsave(&ieee->wpax_suitlist_lock, flags); - spin_unlock_irqrestore(&ieee->wpax_suitlist_lock, flags); - break; - - default: - netdev_info(ieee->dev, "Unknown WPA param: %d\n", name); - ret = -EOPNOTSUPP; - } - - return ret; -} - -/* implementation borrowed from hostap driver */ -static int rtllib_wpa_set_encryption(struct rtllib_device *ieee, - struct ieee_param *param, int param_len, - u8 is_mesh) -{ - int ret = 0; - struct lib80211_crypto_ops *ops; - struct lib80211_crypt_data **crypt; - - struct rtllib_security sec = { - .flags = 0, - }; - - param->u.crypt.err = 0; - param->u.crypt.alg[IEEE_CRYPT_ALG_NAME_LEN - 1] = '\0'; - - if (param_len != - (int) ((char *) param->u.crypt.key - (char *) param) + - param->u.crypt.key_len) { - netdev_info(ieee->dev, "Len mismatch %d, %d\n", param_len, - param->u.crypt.key_len); - return -EINVAL; - } - if (is_broadcast_ether_addr(param->sta_addr)) { - if (param->u.crypt.idx >= NUM_WEP_KEYS) - return -EINVAL; - crypt = &ieee->crypt_info.crypt[param->u.crypt.idx]; - } else { - return -EINVAL; - } - - if (strcmp(param->u.crypt.alg, "none") == 0) { - if (crypt) { - sec.enabled = 0; - sec.level = SEC_LEVEL_0; - sec.flags |= SEC_ENABLED | SEC_LEVEL; - lib80211_crypt_delayed_deinit(&ieee->crypt_info, crypt); - } - goto done; - } - sec.enabled = 1; - sec.flags |= SEC_ENABLED; - - /* IPW HW cannot build TKIP MIC, host decryption still needed. */ - if (!(ieee->host_encrypt || ieee->host_decrypt) && - strcmp(param->u.crypt.alg, "R-TKIP")) - goto skip_host_crypt; - - ops = lib80211_get_crypto_ops(param->u.crypt.alg); - if (ops == NULL && strcmp(param->u.crypt.alg, "R-WEP") == 0) { - request_module("rtllib_crypt_wep"); - ops = lib80211_get_crypto_ops(param->u.crypt.alg); - } else if (ops == NULL && strcmp(param->u.crypt.alg, "R-TKIP") == 0) { - request_module("rtllib_crypt_tkip"); - ops = lib80211_get_crypto_ops(param->u.crypt.alg); - } else if (ops == NULL && strcmp(param->u.crypt.alg, "R-CCMP") == 0) { - request_module("rtllib_crypt_ccmp"); - ops = lib80211_get_crypto_ops(param->u.crypt.alg); - } - if (ops == NULL) { - netdev_info(ieee->dev, "unknown crypto alg '%s'\n", - param->u.crypt.alg); - param->u.crypt.err = IEEE_CRYPT_ERR_UNKNOWN_ALG; - ret = -EINVAL; - goto done; - } - if (*crypt == NULL || (*crypt)->ops != ops) { - struct lib80211_crypt_data *new_crypt; - - lib80211_crypt_delayed_deinit(&ieee->crypt_info, crypt); - - new_crypt = kzalloc(sizeof(*new_crypt), GFP_KERNEL); - if (new_crypt == NULL) { - ret = -ENOMEM; - goto done; - } - new_crypt->ops = ops; - if (new_crypt->ops && try_module_get(new_crypt->ops->owner)) - new_crypt->priv = - new_crypt->ops->init(param->u.crypt.idx); - - if (new_crypt->priv == NULL) { - kfree(new_crypt); - param->u.crypt.err = IEEE_CRYPT_ERR_CRYPT_INIT_FAILED; - ret = -EINVAL; - goto done; - } - - *crypt = new_crypt; - } - - if (param->u.crypt.key_len > 0 && (*crypt)->ops->set_key && - (*crypt)->ops->set_key(param->u.crypt.key, - param->u.crypt.key_len, param->u.crypt.seq, - (*crypt)->priv) < 0) { - netdev_info(ieee->dev, "key setting failed\n"); - param->u.crypt.err = IEEE_CRYPT_ERR_KEY_SET_FAILED; - ret = -EINVAL; - goto done; - } - - skip_host_crypt: - if (param->u.crypt.set_tx) { - ieee->crypt_info.tx_keyidx = param->u.crypt.idx; - sec.active_key = param->u.crypt.idx; - sec.flags |= SEC_ACTIVE_KEY; - } else - sec.flags &= ~SEC_ACTIVE_KEY; - - memcpy(sec.keys[param->u.crypt.idx], - param->u.crypt.key, - param->u.crypt.key_len); - sec.key_sizes[param->u.crypt.idx] = param->u.crypt.key_len; - sec.flags |= (1 << param->u.crypt.idx); - - if (strcmp(param->u.crypt.alg, "R-WEP") == 0) { - sec.flags |= SEC_LEVEL; - sec.level = SEC_LEVEL_1; - } else if (strcmp(param->u.crypt.alg, "R-TKIP") == 0) { - sec.flags |= SEC_LEVEL; - sec.level = SEC_LEVEL_2; - } else if (strcmp(param->u.crypt.alg, "R-CCMP") == 0) { - sec.flags |= SEC_LEVEL; - sec.level = SEC_LEVEL_3; - } - done: - if (ieee->set_security) - ieee->set_security(ieee->dev, &sec); - - /* Do not reset port if card is in Managed mode since resetting will - * generate new IEEE 802.11 authentication which may end up in looping - * with IEEE 802.1X. If your hardware requires a reset after WEP - * configuration (for example... Prism2), implement the reset_port in - * the callbacks structures used to initialize the 802.11 stack. - */ - if (ieee->reset_on_keychange && - ieee->iw_mode != IW_MODE_INFRA && - ieee->reset_port && - ieee->reset_port(ieee->dev)) { - netdev_info(ieee->dev, "reset_port failed\n"); - param->u.crypt.err = IEEE_CRYPT_ERR_CARD_CONF_FAILED; - return -EINVAL; - } - - return ret; -} - static inline struct sk_buff * rtllib_disauth_skb(struct rtllib_network *beacon, struct rtllib_device *ieee, u16 asRsn) @@ -3417,8 +3082,7 @@ rtllib_disauth_skb(struct rtllib_network *beacon, skb_reserve(skb, ieee->tx_headroom); - disauth = (struct rtllib_disauth *) skb_put(skb, - sizeof(struct rtllib_disauth)); + disauth = skb_put(skb, sizeof(struct rtllib_disauth)); disauth->header.frame_ctl = cpu_to_le16(RTLLIB_STYPE_DEAUTH); disauth->header.duration_id = 0; @@ -3445,8 +3109,7 @@ rtllib_disassociate_skb(struct rtllib_network *beacon, skb_reserve(skb, ieee->tx_headroom); - disass = (struct rtllib_disassoc *) skb_put(skb, - sizeof(struct rtllib_disassoc)); + disass = skb_put(skb, sizeof(struct rtllib_disassoc)); disass->header.frame_ctl = cpu_to_le16(RTLLIB_STYPE_DISASSOC); disass->header.duration_id = 0; @@ -3501,62 +3164,6 @@ u8 rtllib_ap_sec_type(struct rtllib_device *ieee) } } -int rtllib_wpa_supplicant_ioctl(struct rtllib_device *ieee, struct iw_point *p, - u8 is_mesh) -{ - struct ieee_param *param; - int ret = 0; - - mutex_lock(&ieee->wx_mutex); - - if (p->length < sizeof(struct ieee_param) || !p->pointer) { - ret = -EINVAL; - goto out; - } - - param = memdup_user(p->pointer, p->length); - if (IS_ERR(param)) { - ret = PTR_ERR(param); - goto out; - } - - switch (param->cmd) { - case IEEE_CMD_SET_WPA_PARAM: - ret = rtllib_wpa_set_param(ieee, param->u.wpa_param.name, - param->u.wpa_param.value); - break; - - case IEEE_CMD_SET_WPA_IE: - ret = rtllib_wpa_set_wpa_ie(ieee, param, p->length); - break; - - case IEEE_CMD_SET_ENCRYPTION: - ret = rtllib_wpa_set_encryption(ieee, param, p->length, 0); - break; - - case IEEE_CMD_MLME: - ret = rtllib_wpa_mlme(ieee, param->u.mlme.command, - param->u.mlme.reason_code); - break; - - default: - netdev_info(ieee->dev, "Unknown WPA supplicant request: %d\n", - param->cmd); - ret = -EOPNOTSUPP; - break; - } - - if (ret == 0 && copy_to_user(p->pointer, param, p->length)) - ret = -EFAULT; - - kfree(param); -out: - mutex_unlock(&ieee->wx_mutex); - - return ret; -} -EXPORT_SYMBOL(rtllib_wpa_supplicant_ioctl); - static void rtllib_MgntDisconnectIBSS(struct rtllib_device *rtllib) { u8 OpMode; |