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907 lines
29 KiB
907 lines
29 KiB
/* |
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* NXP Wireless LAN device driver: AP specific command handling |
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* |
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* Copyright 2011-2020 NXP |
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* |
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* This software file (the "File") is distributed by NXP |
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* under the terms of the GNU General Public License Version 2, June 1991 |
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* (the "License"). You may use, redistribute and/or modify this File in |
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* accordance with the terms and conditions of the License, a copy of which |
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* is available by writing to the Free Software Foundation, Inc., |
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA or on the |
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* worldwide web at http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt. |
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* |
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* THE FILE IS DISTRIBUTED AS-IS, WITHOUT WARRANTY OF ANY KIND, AND THE |
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* IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE |
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* ARE EXPRESSLY DISCLAIMED. The License provides additional details about |
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* this warranty disclaimer. |
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*/ |
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|
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#include "main.h" |
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#include "11ac.h" |
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#include "11n.h" |
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|
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/* This function parses security related parameters from cfg80211_ap_settings |
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* and sets into FW understandable bss_config structure. |
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*/ |
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int mwifiex_set_secure_params(struct mwifiex_private *priv, |
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struct mwifiex_uap_bss_param *bss_config, |
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struct cfg80211_ap_settings *params) { |
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int i; |
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struct mwifiex_wep_key wep_key; |
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|
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if (!params->privacy) { |
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bss_config->protocol = PROTOCOL_NO_SECURITY; |
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bss_config->key_mgmt = KEY_MGMT_NONE; |
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bss_config->wpa_cfg.length = 0; |
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priv->sec_info.wep_enabled = 0; |
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priv->sec_info.wpa_enabled = 0; |
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priv->sec_info.wpa2_enabled = 0; |
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return 0; |
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} |
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|
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switch (params->auth_type) { |
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case NL80211_AUTHTYPE_OPEN_SYSTEM: |
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bss_config->auth_mode = WLAN_AUTH_OPEN; |
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break; |
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case NL80211_AUTHTYPE_SHARED_KEY: |
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bss_config->auth_mode = WLAN_AUTH_SHARED_KEY; |
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break; |
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case NL80211_AUTHTYPE_NETWORK_EAP: |
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bss_config->auth_mode = WLAN_AUTH_LEAP; |
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break; |
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default: |
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bss_config->auth_mode = MWIFIEX_AUTH_MODE_AUTO; |
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break; |
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} |
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bss_config->key_mgmt_operation |= KEY_MGMT_ON_HOST; |
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|
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for (i = 0; i < params->crypto.n_akm_suites; i++) { |
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switch (params->crypto.akm_suites[i]) { |
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case WLAN_AKM_SUITE_8021X: |
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if (params->crypto.wpa_versions & |
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NL80211_WPA_VERSION_1) { |
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bss_config->protocol = PROTOCOL_WPA; |
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bss_config->key_mgmt = KEY_MGMT_EAP; |
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} |
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if (params->crypto.wpa_versions & |
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NL80211_WPA_VERSION_2) { |
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bss_config->protocol |= PROTOCOL_WPA2; |
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bss_config->key_mgmt = KEY_MGMT_EAP; |
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} |
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break; |
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case WLAN_AKM_SUITE_PSK: |
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if (params->crypto.wpa_versions & |
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NL80211_WPA_VERSION_1) { |
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bss_config->protocol = PROTOCOL_WPA; |
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bss_config->key_mgmt = KEY_MGMT_PSK; |
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} |
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if (params->crypto.wpa_versions & |
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NL80211_WPA_VERSION_2) { |
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bss_config->protocol |= PROTOCOL_WPA2; |
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bss_config->key_mgmt = KEY_MGMT_PSK; |
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} |
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break; |
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default: |
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break; |
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} |
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} |
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for (i = 0; i < params->crypto.n_ciphers_pairwise; i++) { |
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switch (params->crypto.ciphers_pairwise[i]) { |
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case WLAN_CIPHER_SUITE_WEP40: |
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case WLAN_CIPHER_SUITE_WEP104: |
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break; |
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case WLAN_CIPHER_SUITE_TKIP: |
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if (params->crypto.wpa_versions & NL80211_WPA_VERSION_1) |
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bss_config->wpa_cfg.pairwise_cipher_wpa |= |
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CIPHER_TKIP; |
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if (params->crypto.wpa_versions & NL80211_WPA_VERSION_2) |
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bss_config->wpa_cfg.pairwise_cipher_wpa2 |= |
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CIPHER_TKIP; |
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break; |
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case WLAN_CIPHER_SUITE_CCMP: |
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if (params->crypto.wpa_versions & NL80211_WPA_VERSION_1) |
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bss_config->wpa_cfg.pairwise_cipher_wpa |= |
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CIPHER_AES_CCMP; |
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if (params->crypto.wpa_versions & NL80211_WPA_VERSION_2) |
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bss_config->wpa_cfg.pairwise_cipher_wpa2 |= |
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CIPHER_AES_CCMP; |
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break; |
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default: |
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break; |
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} |
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} |
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switch (params->crypto.cipher_group) { |
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case WLAN_CIPHER_SUITE_WEP40: |
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case WLAN_CIPHER_SUITE_WEP104: |
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if (priv->sec_info.wep_enabled) { |
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bss_config->protocol = PROTOCOL_STATIC_WEP; |
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bss_config->key_mgmt = KEY_MGMT_NONE; |
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bss_config->wpa_cfg.length = 0; |
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for (i = 0; i < NUM_WEP_KEYS; i++) { |
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wep_key = priv->wep_key[i]; |
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bss_config->wep_cfg[i].key_index = i; |
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if (priv->wep_key_curr_index == i) |
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bss_config->wep_cfg[i].is_default = 1; |
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else |
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bss_config->wep_cfg[i].is_default = 0; |
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bss_config->wep_cfg[i].length = |
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wep_key.key_length; |
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memcpy(&bss_config->wep_cfg[i].key, |
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&wep_key.key_material, |
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wep_key.key_length); |
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} |
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} |
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break; |
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case WLAN_CIPHER_SUITE_TKIP: |
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bss_config->wpa_cfg.group_cipher = CIPHER_TKIP; |
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break; |
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case WLAN_CIPHER_SUITE_CCMP: |
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bss_config->wpa_cfg.group_cipher = CIPHER_AES_CCMP; |
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break; |
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default: |
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break; |
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} |
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return 0; |
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} |
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/* This function updates 11n related parameters from IE and sets them into |
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* bss_config structure. |
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*/ |
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void |
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mwifiex_set_ht_params(struct mwifiex_private *priv, |
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struct mwifiex_uap_bss_param *bss_cfg, |
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struct cfg80211_ap_settings *params) |
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{ |
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const u8 *ht_ie; |
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if (!ISSUPP_11NENABLED(priv->adapter->fw_cap_info)) |
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return; |
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ht_ie = cfg80211_find_ie(WLAN_EID_HT_CAPABILITY, params->beacon.tail, |
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params->beacon.tail_len); |
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if (ht_ie) { |
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memcpy(&bss_cfg->ht_cap, ht_ie + 2, |
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sizeof(struct ieee80211_ht_cap)); |
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priv->ap_11n_enabled = 1; |
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} else { |
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memset(&bss_cfg->ht_cap, 0, sizeof(struct ieee80211_ht_cap)); |
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bss_cfg->ht_cap.cap_info = cpu_to_le16(MWIFIEX_DEF_HT_CAP); |
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bss_cfg->ht_cap.ampdu_params_info = MWIFIEX_DEF_AMPDU; |
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} |
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return; |
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} |
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/* This function updates 11ac related parameters from IE |
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* and sets them into bss_config structure. |
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*/ |
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void mwifiex_set_vht_params(struct mwifiex_private *priv, |
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struct mwifiex_uap_bss_param *bss_cfg, |
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struct cfg80211_ap_settings *params) |
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{ |
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const u8 *vht_ie; |
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vht_ie = cfg80211_find_ie(WLAN_EID_VHT_CAPABILITY, params->beacon.tail, |
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params->beacon.tail_len); |
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if (vht_ie) { |
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memcpy(&bss_cfg->vht_cap, vht_ie + 2, |
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sizeof(struct ieee80211_vht_cap)); |
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priv->ap_11ac_enabled = 1; |
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} else { |
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priv->ap_11ac_enabled = 0; |
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} |
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return; |
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} |
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/* This function updates 11ac related parameters from IE |
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* and sets them into bss_config structure. |
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*/ |
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void mwifiex_set_tpc_params(struct mwifiex_private *priv, |
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struct mwifiex_uap_bss_param *bss_cfg, |
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struct cfg80211_ap_settings *params) |
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{ |
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const u8 *tpc_ie; |
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tpc_ie = cfg80211_find_ie(WLAN_EID_TPC_REQUEST, params->beacon.tail, |
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params->beacon.tail_len); |
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if (tpc_ie) |
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bss_cfg->power_constraint = *(tpc_ie + 2); |
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else |
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bss_cfg->power_constraint = 0; |
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} |
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/* Enable VHT only when cfg80211_ap_settings has VHT IE. |
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* Otherwise disable VHT. |
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*/ |
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void mwifiex_set_vht_width(struct mwifiex_private *priv, |
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enum nl80211_chan_width width, |
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bool ap_11ac_enable) |
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{ |
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struct mwifiex_adapter *adapter = priv->adapter; |
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struct mwifiex_11ac_vht_cfg vht_cfg; |
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vht_cfg.band_config = VHT_CFG_5GHZ; |
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vht_cfg.cap_info = adapter->hw_dot_11ac_dev_cap; |
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if (!ap_11ac_enable) { |
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vht_cfg.mcs_tx_set = DISABLE_VHT_MCS_SET; |
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vht_cfg.mcs_rx_set = DISABLE_VHT_MCS_SET; |
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} else { |
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vht_cfg.mcs_tx_set = DEFAULT_VHT_MCS_SET; |
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vht_cfg.mcs_rx_set = DEFAULT_VHT_MCS_SET; |
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} |
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vht_cfg.misc_config = VHT_CAP_UAP_ONLY; |
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if (ap_11ac_enable && width >= NL80211_CHAN_WIDTH_80) |
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vht_cfg.misc_config |= VHT_BW_80_160_80P80; |
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mwifiex_send_cmd(priv, HostCmd_CMD_11AC_CFG, |
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HostCmd_ACT_GEN_SET, 0, &vht_cfg, true); |
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return; |
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} |
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/* This function finds supported rates IE from beacon parameter and sets |
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* these rates into bss_config structure. |
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*/ |
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void |
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mwifiex_set_uap_rates(struct mwifiex_uap_bss_param *bss_cfg, |
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struct cfg80211_ap_settings *params) |
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{ |
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struct ieee_types_header *rate_ie; |
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int var_offset = offsetof(struct ieee80211_mgmt, u.beacon.variable); |
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const u8 *var_pos = params->beacon.head + var_offset; |
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int len = params->beacon.head_len - var_offset; |
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u8 rate_len = 0; |
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rate_ie = (void *)cfg80211_find_ie(WLAN_EID_SUPP_RATES, var_pos, len); |
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if (rate_ie) { |
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if (rate_ie->len > MWIFIEX_SUPPORTED_RATES) |
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return; |
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memcpy(bss_cfg->rates, rate_ie + 1, rate_ie->len); |
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rate_len = rate_ie->len; |
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} |
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rate_ie = (void *)cfg80211_find_ie(WLAN_EID_EXT_SUPP_RATES, |
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params->beacon.tail, |
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params->beacon.tail_len); |
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if (rate_ie) { |
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if (rate_ie->len > MWIFIEX_SUPPORTED_RATES - rate_len) |
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return; |
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memcpy(bss_cfg->rates + rate_len, rate_ie + 1, rate_ie->len); |
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} |
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return; |
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} |
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/* This function initializes some of mwifiex_uap_bss_param variables. |
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* This helps FW in ignoring invalid values. These values may or may not |
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* be get updated to valid ones at later stage. |
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*/ |
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void mwifiex_set_sys_config_invalid_data(struct mwifiex_uap_bss_param *config) |
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{ |
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config->bcast_ssid_ctl = 0x7F; |
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config->radio_ctl = 0x7F; |
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config->dtim_period = 0x7F; |
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config->beacon_period = 0x7FFF; |
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config->auth_mode = 0x7F; |
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config->rts_threshold = 0x7FFF; |
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config->frag_threshold = 0x7FFF; |
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config->retry_limit = 0x7F; |
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config->qos_info = 0xFF; |
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} |
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/* This function parses BSS related parameters from structure |
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* and prepares TLVs specific to WPA/WPA2 security. |
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* These TLVs are appended to command buffer. |
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*/ |
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static void |
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mwifiex_uap_bss_wpa(u8 **tlv_buf, void *cmd_buf, u16 *param_size) |
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{ |
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struct host_cmd_tlv_pwk_cipher *pwk_cipher; |
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struct host_cmd_tlv_gwk_cipher *gwk_cipher; |
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struct host_cmd_tlv_passphrase *passphrase; |
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struct host_cmd_tlv_akmp *tlv_akmp; |
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struct mwifiex_uap_bss_param *bss_cfg = cmd_buf; |
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u16 cmd_size = *param_size; |
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u8 *tlv = *tlv_buf; |
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tlv_akmp = (struct host_cmd_tlv_akmp *)tlv; |
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tlv_akmp->header.type = cpu_to_le16(TLV_TYPE_UAP_AKMP); |
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tlv_akmp->header.len = cpu_to_le16(sizeof(struct host_cmd_tlv_akmp) - |
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sizeof(struct mwifiex_ie_types_header)); |
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tlv_akmp->key_mgmt_operation = cpu_to_le16(bss_cfg->key_mgmt_operation); |
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tlv_akmp->key_mgmt = cpu_to_le16(bss_cfg->key_mgmt); |
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cmd_size += sizeof(struct host_cmd_tlv_akmp); |
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tlv += sizeof(struct host_cmd_tlv_akmp); |
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if (bss_cfg->wpa_cfg.pairwise_cipher_wpa & VALID_CIPHER_BITMAP) { |
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pwk_cipher = (struct host_cmd_tlv_pwk_cipher *)tlv; |
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pwk_cipher->header.type = cpu_to_le16(TLV_TYPE_PWK_CIPHER); |
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pwk_cipher->header.len = |
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cpu_to_le16(sizeof(struct host_cmd_tlv_pwk_cipher) - |
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sizeof(struct mwifiex_ie_types_header)); |
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pwk_cipher->proto = cpu_to_le16(PROTOCOL_WPA); |
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pwk_cipher->cipher = bss_cfg->wpa_cfg.pairwise_cipher_wpa; |
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cmd_size += sizeof(struct host_cmd_tlv_pwk_cipher); |
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tlv += sizeof(struct host_cmd_tlv_pwk_cipher); |
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} |
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if (bss_cfg->wpa_cfg.pairwise_cipher_wpa2 & VALID_CIPHER_BITMAP) { |
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pwk_cipher = (struct host_cmd_tlv_pwk_cipher *)tlv; |
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pwk_cipher->header.type = cpu_to_le16(TLV_TYPE_PWK_CIPHER); |
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pwk_cipher->header.len = |
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cpu_to_le16(sizeof(struct host_cmd_tlv_pwk_cipher) - |
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sizeof(struct mwifiex_ie_types_header)); |
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pwk_cipher->proto = cpu_to_le16(PROTOCOL_WPA2); |
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pwk_cipher->cipher = bss_cfg->wpa_cfg.pairwise_cipher_wpa2; |
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cmd_size += sizeof(struct host_cmd_tlv_pwk_cipher); |
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tlv += sizeof(struct host_cmd_tlv_pwk_cipher); |
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} |
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if (bss_cfg->wpa_cfg.group_cipher & VALID_CIPHER_BITMAP) { |
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gwk_cipher = (struct host_cmd_tlv_gwk_cipher *)tlv; |
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gwk_cipher->header.type = cpu_to_le16(TLV_TYPE_GWK_CIPHER); |
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gwk_cipher->header.len = |
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cpu_to_le16(sizeof(struct host_cmd_tlv_gwk_cipher) - |
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sizeof(struct mwifiex_ie_types_header)); |
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gwk_cipher->cipher = bss_cfg->wpa_cfg.group_cipher; |
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cmd_size += sizeof(struct host_cmd_tlv_gwk_cipher); |
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tlv += sizeof(struct host_cmd_tlv_gwk_cipher); |
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} |
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if (bss_cfg->wpa_cfg.length) { |
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passphrase = (struct host_cmd_tlv_passphrase *)tlv; |
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passphrase->header.type = |
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cpu_to_le16(TLV_TYPE_UAP_WPA_PASSPHRASE); |
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passphrase->header.len = cpu_to_le16(bss_cfg->wpa_cfg.length); |
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memcpy(passphrase->passphrase, bss_cfg->wpa_cfg.passphrase, |
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bss_cfg->wpa_cfg.length); |
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cmd_size += sizeof(struct mwifiex_ie_types_header) + |
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bss_cfg->wpa_cfg.length; |
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tlv += sizeof(struct mwifiex_ie_types_header) + |
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bss_cfg->wpa_cfg.length; |
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} |
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*param_size = cmd_size; |
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*tlv_buf = tlv; |
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|
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return; |
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} |
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|
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/* This function parses WMM related parameters from cfg80211_ap_settings |
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* structure and updates bss_config structure. |
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*/ |
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void |
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mwifiex_set_wmm_params(struct mwifiex_private *priv, |
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struct mwifiex_uap_bss_param *bss_cfg, |
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struct cfg80211_ap_settings *params) |
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{ |
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const u8 *vendor_ie; |
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const u8 *wmm_ie; |
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u8 wmm_oui[] = {0x00, 0x50, 0xf2, 0x02}; |
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vendor_ie = cfg80211_find_vendor_ie(WLAN_OUI_MICROSOFT, |
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WLAN_OUI_TYPE_MICROSOFT_WMM, |
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params->beacon.tail, |
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params->beacon.tail_len); |
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if (vendor_ie) { |
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wmm_ie = vendor_ie; |
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if (*(wmm_ie + 1) > sizeof(struct mwifiex_types_wmm_info)) |
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return; |
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memcpy(&bss_cfg->wmm_info, wmm_ie + |
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sizeof(struct ieee_types_header), *(wmm_ie + 1)); |
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priv->wmm_enabled = 1; |
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} else { |
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memset(&bss_cfg->wmm_info, 0, sizeof(bss_cfg->wmm_info)); |
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memcpy(&bss_cfg->wmm_info.oui, wmm_oui, sizeof(wmm_oui)); |
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bss_cfg->wmm_info.subtype = MWIFIEX_WMM_SUBTYPE; |
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bss_cfg->wmm_info.version = MWIFIEX_WMM_VERSION; |
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priv->wmm_enabled = 0; |
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} |
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|
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bss_cfg->qos_info = 0x00; |
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return; |
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} |
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/* This function parses BSS related parameters from structure |
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* and prepares TLVs specific to WEP encryption. |
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* These TLVs are appended to command buffer. |
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*/ |
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static void |
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mwifiex_uap_bss_wep(u8 **tlv_buf, void *cmd_buf, u16 *param_size) |
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{ |
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struct host_cmd_tlv_wep_key *wep_key; |
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u16 cmd_size = *param_size; |
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int i; |
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u8 *tlv = *tlv_buf; |
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struct mwifiex_uap_bss_param *bss_cfg = cmd_buf; |
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|
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for (i = 0; i < NUM_WEP_KEYS; i++) { |
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if (bss_cfg->wep_cfg[i].length && |
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(bss_cfg->wep_cfg[i].length == WLAN_KEY_LEN_WEP40 || |
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bss_cfg->wep_cfg[i].length == WLAN_KEY_LEN_WEP104)) { |
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wep_key = (struct host_cmd_tlv_wep_key *)tlv; |
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wep_key->header.type = |
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cpu_to_le16(TLV_TYPE_UAP_WEP_KEY); |
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wep_key->header.len = |
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cpu_to_le16(bss_cfg->wep_cfg[i].length + 2); |
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wep_key->key_index = bss_cfg->wep_cfg[i].key_index; |
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wep_key->is_default = bss_cfg->wep_cfg[i].is_default; |
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memcpy(wep_key->key, bss_cfg->wep_cfg[i].key, |
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bss_cfg->wep_cfg[i].length); |
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cmd_size += sizeof(struct mwifiex_ie_types_header) + 2 + |
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bss_cfg->wep_cfg[i].length; |
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tlv += sizeof(struct mwifiex_ie_types_header) + 2 + |
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bss_cfg->wep_cfg[i].length; |
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} |
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} |
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|
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*param_size = cmd_size; |
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*tlv_buf = tlv; |
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|
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return; |
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} |
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|
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/* This function enable 11D if userspace set the country IE. |
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*/ |
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void mwifiex_config_uap_11d(struct mwifiex_private *priv, |
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struct cfg80211_beacon_data *beacon_data) |
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{ |
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enum state_11d_t state_11d; |
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const u8 *country_ie; |
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|
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country_ie = cfg80211_find_ie(WLAN_EID_COUNTRY, beacon_data->tail, |
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beacon_data->tail_len); |
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if (country_ie) { |
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/* Send cmd to FW to enable 11D function */ |
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state_11d = ENABLE_11D; |
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if (mwifiex_send_cmd(priv, HostCmd_CMD_802_11_SNMP_MIB, |
|
HostCmd_ACT_GEN_SET, DOT11D_I, |
|
&state_11d, true)) { |
|
mwifiex_dbg(priv->adapter, ERROR, |
|
"11D: failed to enable 11D\n"); |
|
} |
|
} |
|
} |
|
|
|
/* This function parses BSS related parameters from structure |
|
* and prepares TLVs. These TLVs are appended to command buffer. |
|
*/ |
|
static int |
|
mwifiex_uap_bss_param_prepare(u8 *tlv, void *cmd_buf, u16 *param_size) |
|
{ |
|
struct host_cmd_tlv_dtim_period *dtim_period; |
|
struct host_cmd_tlv_beacon_period *beacon_period; |
|
struct host_cmd_tlv_ssid *ssid; |
|
struct host_cmd_tlv_bcast_ssid *bcast_ssid; |
|
struct host_cmd_tlv_channel_band *chan_band; |
|
struct host_cmd_tlv_frag_threshold *frag_threshold; |
|
struct host_cmd_tlv_rts_threshold *rts_threshold; |
|
struct host_cmd_tlv_retry_limit *retry_limit; |
|
struct host_cmd_tlv_encrypt_protocol *encrypt_protocol; |
|
struct host_cmd_tlv_auth_type *auth_type; |
|
struct host_cmd_tlv_rates *tlv_rates; |
|
struct host_cmd_tlv_ageout_timer *ao_timer, *ps_ao_timer; |
|
struct host_cmd_tlv_power_constraint *pwr_ct; |
|
struct mwifiex_ie_types_htcap *htcap; |
|
struct mwifiex_ie_types_wmmcap *wmm_cap; |
|
struct mwifiex_uap_bss_param *bss_cfg = cmd_buf; |
|
int i; |
|
u16 cmd_size = *param_size; |
|
|
|
if (bss_cfg->ssid.ssid_len) { |
|
ssid = (struct host_cmd_tlv_ssid *)tlv; |
|
ssid->header.type = cpu_to_le16(TLV_TYPE_UAP_SSID); |
|
ssid->header.len = cpu_to_le16((u16)bss_cfg->ssid.ssid_len); |
|
memcpy(ssid->ssid, bss_cfg->ssid.ssid, bss_cfg->ssid.ssid_len); |
|
cmd_size += sizeof(struct mwifiex_ie_types_header) + |
|
bss_cfg->ssid.ssid_len; |
|
tlv += sizeof(struct mwifiex_ie_types_header) + |
|
bss_cfg->ssid.ssid_len; |
|
|
|
bcast_ssid = (struct host_cmd_tlv_bcast_ssid *)tlv; |
|
bcast_ssid->header.type = cpu_to_le16(TLV_TYPE_UAP_BCAST_SSID); |
|
bcast_ssid->header.len = |
|
cpu_to_le16(sizeof(bcast_ssid->bcast_ctl)); |
|
bcast_ssid->bcast_ctl = bss_cfg->bcast_ssid_ctl; |
|
cmd_size += sizeof(struct host_cmd_tlv_bcast_ssid); |
|
tlv += sizeof(struct host_cmd_tlv_bcast_ssid); |
|
} |
|
if (bss_cfg->rates[0]) { |
|
tlv_rates = (struct host_cmd_tlv_rates *)tlv; |
|
tlv_rates->header.type = cpu_to_le16(TLV_TYPE_UAP_RATES); |
|
|
|
for (i = 0; i < MWIFIEX_SUPPORTED_RATES && bss_cfg->rates[i]; |
|
i++) |
|
tlv_rates->rates[i] = bss_cfg->rates[i]; |
|
|
|
tlv_rates->header.len = cpu_to_le16(i); |
|
cmd_size += sizeof(struct host_cmd_tlv_rates) + i; |
|
tlv += sizeof(struct host_cmd_tlv_rates) + i; |
|
} |
|
if (bss_cfg->channel && |
|
(((bss_cfg->band_cfg & BIT(0)) == BAND_CONFIG_BG && |
|
bss_cfg->channel <= MAX_CHANNEL_BAND_BG) || |
|
((bss_cfg->band_cfg & BIT(0)) == BAND_CONFIG_A && |
|
bss_cfg->channel <= MAX_CHANNEL_BAND_A))) { |
|
chan_band = (struct host_cmd_tlv_channel_band *)tlv; |
|
chan_band->header.type = cpu_to_le16(TLV_TYPE_CHANNELBANDLIST); |
|
chan_band->header.len = |
|
cpu_to_le16(sizeof(struct host_cmd_tlv_channel_band) - |
|
sizeof(struct mwifiex_ie_types_header)); |
|
chan_band->band_config = bss_cfg->band_cfg; |
|
chan_band->channel = bss_cfg->channel; |
|
cmd_size += sizeof(struct host_cmd_tlv_channel_band); |
|
tlv += sizeof(struct host_cmd_tlv_channel_band); |
|
} |
|
if (bss_cfg->beacon_period >= MIN_BEACON_PERIOD && |
|
bss_cfg->beacon_period <= MAX_BEACON_PERIOD) { |
|
beacon_period = (struct host_cmd_tlv_beacon_period *)tlv; |
|
beacon_period->header.type = |
|
cpu_to_le16(TLV_TYPE_UAP_BEACON_PERIOD); |
|
beacon_period->header.len = |
|
cpu_to_le16(sizeof(struct host_cmd_tlv_beacon_period) - |
|
sizeof(struct mwifiex_ie_types_header)); |
|
beacon_period->period = cpu_to_le16(bss_cfg->beacon_period); |
|
cmd_size += sizeof(struct host_cmd_tlv_beacon_period); |
|
tlv += sizeof(struct host_cmd_tlv_beacon_period); |
|
} |
|
if (bss_cfg->dtim_period >= MIN_DTIM_PERIOD && |
|
bss_cfg->dtim_period <= MAX_DTIM_PERIOD) { |
|
dtim_period = (struct host_cmd_tlv_dtim_period *)tlv; |
|
dtim_period->header.type = |
|
cpu_to_le16(TLV_TYPE_UAP_DTIM_PERIOD); |
|
dtim_period->header.len = |
|
cpu_to_le16(sizeof(struct host_cmd_tlv_dtim_period) - |
|
sizeof(struct mwifiex_ie_types_header)); |
|
dtim_period->period = bss_cfg->dtim_period; |
|
cmd_size += sizeof(struct host_cmd_tlv_dtim_period); |
|
tlv += sizeof(struct host_cmd_tlv_dtim_period); |
|
} |
|
if (bss_cfg->rts_threshold <= MWIFIEX_RTS_MAX_VALUE) { |
|
rts_threshold = (struct host_cmd_tlv_rts_threshold *)tlv; |
|
rts_threshold->header.type = |
|
cpu_to_le16(TLV_TYPE_UAP_RTS_THRESHOLD); |
|
rts_threshold->header.len = |
|
cpu_to_le16(sizeof(struct host_cmd_tlv_rts_threshold) - |
|
sizeof(struct mwifiex_ie_types_header)); |
|
rts_threshold->rts_thr = cpu_to_le16(bss_cfg->rts_threshold); |
|
cmd_size += sizeof(struct host_cmd_tlv_frag_threshold); |
|
tlv += sizeof(struct host_cmd_tlv_frag_threshold); |
|
} |
|
if ((bss_cfg->frag_threshold >= MWIFIEX_FRAG_MIN_VALUE) && |
|
(bss_cfg->frag_threshold <= MWIFIEX_FRAG_MAX_VALUE)) { |
|
frag_threshold = (struct host_cmd_tlv_frag_threshold *)tlv; |
|
frag_threshold->header.type = |
|
cpu_to_le16(TLV_TYPE_UAP_FRAG_THRESHOLD); |
|
frag_threshold->header.len = |
|
cpu_to_le16(sizeof(struct host_cmd_tlv_frag_threshold) - |
|
sizeof(struct mwifiex_ie_types_header)); |
|
frag_threshold->frag_thr = cpu_to_le16(bss_cfg->frag_threshold); |
|
cmd_size += sizeof(struct host_cmd_tlv_frag_threshold); |
|
tlv += sizeof(struct host_cmd_tlv_frag_threshold); |
|
} |
|
if (bss_cfg->retry_limit <= MWIFIEX_RETRY_LIMIT) { |
|
retry_limit = (struct host_cmd_tlv_retry_limit *)tlv; |
|
retry_limit->header.type = |
|
cpu_to_le16(TLV_TYPE_UAP_RETRY_LIMIT); |
|
retry_limit->header.len = |
|
cpu_to_le16(sizeof(struct host_cmd_tlv_retry_limit) - |
|
sizeof(struct mwifiex_ie_types_header)); |
|
retry_limit->limit = (u8)bss_cfg->retry_limit; |
|
cmd_size += sizeof(struct host_cmd_tlv_retry_limit); |
|
tlv += sizeof(struct host_cmd_tlv_retry_limit); |
|
} |
|
if ((bss_cfg->protocol & PROTOCOL_WPA) || |
|
(bss_cfg->protocol & PROTOCOL_WPA2) || |
|
(bss_cfg->protocol & PROTOCOL_EAP)) |
|
mwifiex_uap_bss_wpa(&tlv, cmd_buf, &cmd_size); |
|
else |
|
mwifiex_uap_bss_wep(&tlv, cmd_buf, &cmd_size); |
|
|
|
if ((bss_cfg->auth_mode <= WLAN_AUTH_SHARED_KEY) || |
|
(bss_cfg->auth_mode == MWIFIEX_AUTH_MODE_AUTO)) { |
|
auth_type = (struct host_cmd_tlv_auth_type *)tlv; |
|
auth_type->header.type = cpu_to_le16(TLV_TYPE_AUTH_TYPE); |
|
auth_type->header.len = |
|
cpu_to_le16(sizeof(struct host_cmd_tlv_auth_type) - |
|
sizeof(struct mwifiex_ie_types_header)); |
|
auth_type->auth_type = (u8)bss_cfg->auth_mode; |
|
cmd_size += sizeof(struct host_cmd_tlv_auth_type); |
|
tlv += sizeof(struct host_cmd_tlv_auth_type); |
|
} |
|
if (bss_cfg->protocol) { |
|
encrypt_protocol = (struct host_cmd_tlv_encrypt_protocol *)tlv; |
|
encrypt_protocol->header.type = |
|
cpu_to_le16(TLV_TYPE_UAP_ENCRY_PROTOCOL); |
|
encrypt_protocol->header.len = |
|
cpu_to_le16(sizeof(struct host_cmd_tlv_encrypt_protocol) |
|
- sizeof(struct mwifiex_ie_types_header)); |
|
encrypt_protocol->proto = cpu_to_le16(bss_cfg->protocol); |
|
cmd_size += sizeof(struct host_cmd_tlv_encrypt_protocol); |
|
tlv += sizeof(struct host_cmd_tlv_encrypt_protocol); |
|
} |
|
|
|
if (bss_cfg->ht_cap.cap_info) { |
|
htcap = (struct mwifiex_ie_types_htcap *)tlv; |
|
htcap->header.type = cpu_to_le16(WLAN_EID_HT_CAPABILITY); |
|
htcap->header.len = |
|
cpu_to_le16(sizeof(struct ieee80211_ht_cap)); |
|
htcap->ht_cap.cap_info = bss_cfg->ht_cap.cap_info; |
|
htcap->ht_cap.ampdu_params_info = |
|
bss_cfg->ht_cap.ampdu_params_info; |
|
memcpy(&htcap->ht_cap.mcs, &bss_cfg->ht_cap.mcs, |
|
sizeof(struct ieee80211_mcs_info)); |
|
htcap->ht_cap.extended_ht_cap_info = |
|
bss_cfg->ht_cap.extended_ht_cap_info; |
|
htcap->ht_cap.tx_BF_cap_info = bss_cfg->ht_cap.tx_BF_cap_info; |
|
htcap->ht_cap.antenna_selection_info = |
|
bss_cfg->ht_cap.antenna_selection_info; |
|
cmd_size += sizeof(struct mwifiex_ie_types_htcap); |
|
tlv += sizeof(struct mwifiex_ie_types_htcap); |
|
} |
|
|
|
if (bss_cfg->wmm_info.qos_info != 0xFF) { |
|
wmm_cap = (struct mwifiex_ie_types_wmmcap *)tlv; |
|
wmm_cap->header.type = cpu_to_le16(WLAN_EID_VENDOR_SPECIFIC); |
|
wmm_cap->header.len = cpu_to_le16(sizeof(wmm_cap->wmm_info)); |
|
memcpy(&wmm_cap->wmm_info, &bss_cfg->wmm_info, |
|
sizeof(wmm_cap->wmm_info)); |
|
cmd_size += sizeof(struct mwifiex_ie_types_wmmcap); |
|
tlv += sizeof(struct mwifiex_ie_types_wmmcap); |
|
} |
|
|
|
if (bss_cfg->sta_ao_timer) { |
|
ao_timer = (struct host_cmd_tlv_ageout_timer *)tlv; |
|
ao_timer->header.type = cpu_to_le16(TLV_TYPE_UAP_AO_TIMER); |
|
ao_timer->header.len = cpu_to_le16(sizeof(*ao_timer) - |
|
sizeof(struct mwifiex_ie_types_header)); |
|
ao_timer->sta_ao_timer = cpu_to_le32(bss_cfg->sta_ao_timer); |
|
cmd_size += sizeof(*ao_timer); |
|
tlv += sizeof(*ao_timer); |
|
} |
|
|
|
if (bss_cfg->power_constraint) { |
|
pwr_ct = (void *)tlv; |
|
pwr_ct->header.type = cpu_to_le16(TLV_TYPE_PWR_CONSTRAINT); |
|
pwr_ct->header.len = cpu_to_le16(sizeof(u8)); |
|
pwr_ct->constraint = bss_cfg->power_constraint; |
|
cmd_size += sizeof(*pwr_ct); |
|
tlv += sizeof(*pwr_ct); |
|
} |
|
|
|
if (bss_cfg->ps_sta_ao_timer) { |
|
ps_ao_timer = (struct host_cmd_tlv_ageout_timer *)tlv; |
|
ps_ao_timer->header.type = |
|
cpu_to_le16(TLV_TYPE_UAP_PS_AO_TIMER); |
|
ps_ao_timer->header.len = cpu_to_le16(sizeof(*ps_ao_timer) - |
|
sizeof(struct mwifiex_ie_types_header)); |
|
ps_ao_timer->sta_ao_timer = |
|
cpu_to_le32(bss_cfg->ps_sta_ao_timer); |
|
cmd_size += sizeof(*ps_ao_timer); |
|
tlv += sizeof(*ps_ao_timer); |
|
} |
|
|
|
*param_size = cmd_size; |
|
|
|
return 0; |
|
} |
|
|
|
/* This function parses custom IEs from IE list and prepares command buffer */ |
|
static int mwifiex_uap_custom_ie_prepare(u8 *tlv, void *cmd_buf, u16 *ie_size) |
|
{ |
|
struct mwifiex_ie_list *ap_ie = cmd_buf; |
|
struct mwifiex_ie_types_header *tlv_ie = (void *)tlv; |
|
|
|
if (!ap_ie || !ap_ie->len) |
|
return -1; |
|
|
|
*ie_size += le16_to_cpu(ap_ie->len) + |
|
sizeof(struct mwifiex_ie_types_header); |
|
|
|
tlv_ie->type = cpu_to_le16(TLV_TYPE_MGMT_IE); |
|
tlv_ie->len = ap_ie->len; |
|
tlv += sizeof(struct mwifiex_ie_types_header); |
|
|
|
memcpy(tlv, ap_ie->ie_list, le16_to_cpu(ap_ie->len)); |
|
|
|
return 0; |
|
} |
|
|
|
/* Parse AP config structure and prepare TLV based command structure |
|
* to be sent to FW for uAP configuration |
|
*/ |
|
static int |
|
mwifiex_cmd_uap_sys_config(struct host_cmd_ds_command *cmd, u16 cmd_action, |
|
u32 type, void *cmd_buf) |
|
{ |
|
u8 *tlv; |
|
u16 cmd_size, param_size, ie_size; |
|
struct host_cmd_ds_sys_config *sys_cfg; |
|
|
|
cmd->command = cpu_to_le16(HostCmd_CMD_UAP_SYS_CONFIG); |
|
cmd_size = (u16)(sizeof(struct host_cmd_ds_sys_config) + S_DS_GEN); |
|
sys_cfg = (struct host_cmd_ds_sys_config *)&cmd->params.uap_sys_config; |
|
sys_cfg->action = cpu_to_le16(cmd_action); |
|
tlv = sys_cfg->tlv; |
|
|
|
switch (type) { |
|
case UAP_BSS_PARAMS_I: |
|
param_size = cmd_size; |
|
if (mwifiex_uap_bss_param_prepare(tlv, cmd_buf, ¶m_size)) |
|
return -1; |
|
cmd->size = cpu_to_le16(param_size); |
|
break; |
|
case UAP_CUSTOM_IE_I: |
|
ie_size = cmd_size; |
|
if (mwifiex_uap_custom_ie_prepare(tlv, cmd_buf, &ie_size)) |
|
return -1; |
|
cmd->size = cpu_to_le16(ie_size); |
|
break; |
|
default: |
|
return -1; |
|
} |
|
|
|
return 0; |
|
} |
|
|
|
/* This function prepares AP specific deauth command with mac supplied in |
|
* function parameter. |
|
*/ |
|
static int mwifiex_cmd_uap_sta_deauth(struct mwifiex_private *priv, |
|
struct host_cmd_ds_command *cmd, u8 *mac) |
|
{ |
|
struct host_cmd_ds_sta_deauth *sta_deauth = &cmd->params.sta_deauth; |
|
|
|
cmd->command = cpu_to_le16(HostCmd_CMD_UAP_STA_DEAUTH); |
|
memcpy(sta_deauth->mac, mac, ETH_ALEN); |
|
sta_deauth->reason = cpu_to_le16(WLAN_REASON_DEAUTH_LEAVING); |
|
|
|
cmd->size = cpu_to_le16(sizeof(struct host_cmd_ds_sta_deauth) + |
|
S_DS_GEN); |
|
return 0; |
|
} |
|
|
|
/* This function prepares the AP specific commands before sending them |
|
* to the firmware. |
|
* This is a generic function which calls specific command preparation |
|
* routines based upon the command number. |
|
*/ |
|
int mwifiex_uap_prepare_cmd(struct mwifiex_private *priv, u16 cmd_no, |
|
u16 cmd_action, u32 type, |
|
void *data_buf, void *cmd_buf) |
|
{ |
|
struct host_cmd_ds_command *cmd = cmd_buf; |
|
|
|
switch (cmd_no) { |
|
case HostCmd_CMD_UAP_SYS_CONFIG: |
|
if (mwifiex_cmd_uap_sys_config(cmd, cmd_action, type, data_buf)) |
|
return -1; |
|
break; |
|
case HostCmd_CMD_UAP_BSS_START: |
|
case HostCmd_CMD_UAP_BSS_STOP: |
|
case HOST_CMD_APCMD_SYS_RESET: |
|
case HOST_CMD_APCMD_STA_LIST: |
|
cmd->command = cpu_to_le16(cmd_no); |
|
cmd->size = cpu_to_le16(S_DS_GEN); |
|
break; |
|
case HostCmd_CMD_UAP_STA_DEAUTH: |
|
if (mwifiex_cmd_uap_sta_deauth(priv, cmd, data_buf)) |
|
return -1; |
|
break; |
|
case HostCmd_CMD_CHAN_REPORT_REQUEST: |
|
if (mwifiex_cmd_issue_chan_report_request(priv, cmd_buf, |
|
data_buf)) |
|
return -1; |
|
break; |
|
default: |
|
mwifiex_dbg(priv->adapter, ERROR, |
|
"PREP_CMD: unknown cmd %#x\n", cmd_no); |
|
return -1; |
|
} |
|
|
|
return 0; |
|
} |
|
|
|
void mwifiex_uap_set_channel(struct mwifiex_private *priv, |
|
struct mwifiex_uap_bss_param *bss_cfg, |
|
struct cfg80211_chan_def chandef) |
|
{ |
|
u8 config_bands = 0, old_bands = priv->adapter->config_bands; |
|
|
|
priv->bss_chandef = chandef; |
|
|
|
bss_cfg->channel = ieee80211_frequency_to_channel( |
|
chandef.chan->center_freq); |
|
|
|
/* Set appropriate bands */ |
|
if (chandef.chan->band == NL80211_BAND_2GHZ) { |
|
bss_cfg->band_cfg = BAND_CONFIG_BG; |
|
config_bands = BAND_B | BAND_G; |
|
|
|
if (chandef.width > NL80211_CHAN_WIDTH_20_NOHT) |
|
config_bands |= BAND_GN; |
|
} else { |
|
bss_cfg->band_cfg = BAND_CONFIG_A; |
|
config_bands = BAND_A; |
|
|
|
if (chandef.width > NL80211_CHAN_WIDTH_20_NOHT) |
|
config_bands |= BAND_AN; |
|
|
|
if (chandef.width > NL80211_CHAN_WIDTH_40) |
|
config_bands |= BAND_AAC; |
|
} |
|
|
|
switch (chandef.width) { |
|
case NL80211_CHAN_WIDTH_5: |
|
case NL80211_CHAN_WIDTH_10: |
|
case NL80211_CHAN_WIDTH_20_NOHT: |
|
case NL80211_CHAN_WIDTH_20: |
|
break; |
|
case NL80211_CHAN_WIDTH_40: |
|
if (chandef.center_freq1 < chandef.chan->center_freq) |
|
bss_cfg->band_cfg |= MWIFIEX_SEC_CHAN_BELOW; |
|
else |
|
bss_cfg->band_cfg |= MWIFIEX_SEC_CHAN_ABOVE; |
|
break; |
|
case NL80211_CHAN_WIDTH_80: |
|
case NL80211_CHAN_WIDTH_80P80: |
|
case NL80211_CHAN_WIDTH_160: |
|
bss_cfg->band_cfg |= |
|
mwifiex_get_sec_chan_offset(bss_cfg->channel) << 4; |
|
break; |
|
default: |
|
mwifiex_dbg(priv->adapter, |
|
WARN, "Unknown channel width: %d\n", |
|
chandef.width); |
|
break; |
|
} |
|
|
|
priv->adapter->config_bands = config_bands; |
|
|
|
if (old_bands != config_bands) { |
|
mwifiex_send_domain_info_cmd_fw(priv->adapter->wiphy); |
|
mwifiex_dnld_txpwr_table(priv); |
|
} |
|
} |
|
|
|
int mwifiex_config_start_uap(struct mwifiex_private *priv, |
|
struct mwifiex_uap_bss_param *bss_cfg) |
|
{ |
|
if (mwifiex_send_cmd(priv, HostCmd_CMD_UAP_SYS_CONFIG, |
|
HostCmd_ACT_GEN_SET, |
|
UAP_BSS_PARAMS_I, bss_cfg, true)) { |
|
mwifiex_dbg(priv->adapter, ERROR, |
|
"Failed to set AP configuration\n"); |
|
return -1; |
|
} |
|
|
|
if (mwifiex_send_cmd(priv, HostCmd_CMD_UAP_BSS_START, |
|
HostCmd_ACT_GEN_SET, 0, NULL, true)) { |
|
mwifiex_dbg(priv->adapter, ERROR, |
|
"Failed to start the BSS\n"); |
|
return -1; |
|
} |
|
|
|
if (priv->sec_info.wep_enabled) |
|
priv->curr_pkt_filter |= HostCmd_ACT_MAC_WEP_ENABLE; |
|
else |
|
priv->curr_pkt_filter &= ~HostCmd_ACT_MAC_WEP_ENABLE; |
|
|
|
if (mwifiex_send_cmd(priv, HostCmd_CMD_MAC_CONTROL, |
|
HostCmd_ACT_GEN_SET, 0, |
|
&priv->curr_pkt_filter, true)) |
|
return -1; |
|
|
|
return 0; |
|
}
|
|
|