554 lines
18 KiB
C
554 lines
18 KiB
C
/*
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* Marvell Wireless LAN device driver: AP specific command handling
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*
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* Copyright (C) 2012, Marvell International Ltd.
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*
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* This software file (the "File") is distributed by Marvell International
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* Ltd. 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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#include "main.h"
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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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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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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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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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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 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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}
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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->tlv.type = cpu_to_le16(TLV_TYPE_UAP_AKMP);
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tlv_akmp->tlv.len = cpu_to_le16(sizeof(struct host_cmd_tlv_akmp) -
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sizeof(struct host_cmd_tlv));
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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->tlv.type = cpu_to_le16(TLV_TYPE_PWK_CIPHER);
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pwk_cipher->tlv.len =
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cpu_to_le16(sizeof(struct host_cmd_tlv_pwk_cipher) -
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sizeof(struct host_cmd_tlv));
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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->tlv.type = cpu_to_le16(TLV_TYPE_PWK_CIPHER);
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pwk_cipher->tlv.len =
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cpu_to_le16(sizeof(struct host_cmd_tlv_pwk_cipher) -
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sizeof(struct host_cmd_tlv));
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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->tlv.type = cpu_to_le16(TLV_TYPE_GWK_CIPHER);
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gwk_cipher->tlv.len =
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cpu_to_le16(sizeof(struct host_cmd_tlv_gwk_cipher) -
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sizeof(struct host_cmd_tlv));
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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->tlv.type = cpu_to_le16(TLV_TYPE_UAP_WPA_PASSPHRASE);
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passphrase->tlv.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 host_cmd_tlv) +
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bss_cfg->wpa_cfg.length;
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tlv += sizeof(struct host_cmd_tlv) + 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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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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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->tlv.type = cpu_to_le16(TLV_TYPE_UAP_WEP_KEY);
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wep_key->tlv.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 host_cmd_tlv) + 2 +
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bss_cfg->wep_cfg[i].length;
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tlv += sizeof(struct host_cmd_tlv) + 2 +
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bss_cfg->wep_cfg[i].length;
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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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return;
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}
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/* This function parses BSS related parameters from structure
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* and prepares TLVs. These TLVs are appended to command buffer.
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*/
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static int
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mwifiex_uap_bss_param_prepare(u8 *tlv, void *cmd_buf, u16 *param_size)
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{
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struct host_cmd_tlv_dtim_period *dtim_period;
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struct host_cmd_tlv_beacon_period *beacon_period;
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struct host_cmd_tlv_ssid *ssid;
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struct host_cmd_tlv_bcast_ssid *bcast_ssid;
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struct host_cmd_tlv_channel_band *chan_band;
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struct host_cmd_tlv_frag_threshold *frag_threshold;
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struct host_cmd_tlv_rts_threshold *rts_threshold;
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struct host_cmd_tlv_retry_limit *retry_limit;
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struct host_cmd_tlv_encrypt_protocol *encrypt_protocol;
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struct host_cmd_tlv_auth_type *auth_type;
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struct mwifiex_ie_types_htcap *htcap;
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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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if (bss_cfg->ssid.ssid_len) {
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ssid = (struct host_cmd_tlv_ssid *)tlv;
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ssid->tlv.type = cpu_to_le16(TLV_TYPE_UAP_SSID);
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ssid->tlv.len = cpu_to_le16((u16)bss_cfg->ssid.ssid_len);
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memcpy(ssid->ssid, bss_cfg->ssid.ssid, bss_cfg->ssid.ssid_len);
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cmd_size += sizeof(struct host_cmd_tlv) +
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bss_cfg->ssid.ssid_len;
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tlv += sizeof(struct host_cmd_tlv) + bss_cfg->ssid.ssid_len;
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bcast_ssid = (struct host_cmd_tlv_bcast_ssid *)tlv;
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bcast_ssid->tlv.type = cpu_to_le16(TLV_TYPE_UAP_BCAST_SSID);
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bcast_ssid->tlv.len =
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cpu_to_le16(sizeof(bcast_ssid->bcast_ctl));
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bcast_ssid->bcast_ctl = bss_cfg->bcast_ssid_ctl;
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cmd_size += sizeof(struct host_cmd_tlv_bcast_ssid);
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tlv += sizeof(struct host_cmd_tlv_bcast_ssid);
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}
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if (bss_cfg->channel && bss_cfg->channel <= MAX_CHANNEL_BAND_BG) {
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chan_band = (struct host_cmd_tlv_channel_band *)tlv;
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chan_band->tlv.type = cpu_to_le16(TLV_TYPE_CHANNELBANDLIST);
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chan_band->tlv.len =
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cpu_to_le16(sizeof(struct host_cmd_tlv_channel_band) -
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sizeof(struct host_cmd_tlv));
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chan_band->band_config = bss_cfg->band_cfg;
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chan_band->channel = bss_cfg->channel;
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cmd_size += sizeof(struct host_cmd_tlv_channel_band);
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tlv += sizeof(struct host_cmd_tlv_channel_band);
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}
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if (bss_cfg->beacon_period >= MIN_BEACON_PERIOD &&
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bss_cfg->beacon_period <= MAX_BEACON_PERIOD) {
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beacon_period = (struct host_cmd_tlv_beacon_period *)tlv;
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beacon_period->tlv.type =
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cpu_to_le16(TLV_TYPE_UAP_BEACON_PERIOD);
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beacon_period->tlv.len =
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cpu_to_le16(sizeof(struct host_cmd_tlv_beacon_period) -
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sizeof(struct host_cmd_tlv));
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beacon_period->period = cpu_to_le16(bss_cfg->beacon_period);
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cmd_size += sizeof(struct host_cmd_tlv_beacon_period);
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tlv += sizeof(struct host_cmd_tlv_beacon_period);
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}
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if (bss_cfg->dtim_period >= MIN_DTIM_PERIOD &&
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bss_cfg->dtim_period <= MAX_DTIM_PERIOD) {
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dtim_period = (struct host_cmd_tlv_dtim_period *)tlv;
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dtim_period->tlv.type = cpu_to_le16(TLV_TYPE_UAP_DTIM_PERIOD);
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dtim_period->tlv.len =
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cpu_to_le16(sizeof(struct host_cmd_tlv_dtim_period) -
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sizeof(struct host_cmd_tlv));
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dtim_period->period = bss_cfg->dtim_period;
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cmd_size += sizeof(struct host_cmd_tlv_dtim_period);
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tlv += sizeof(struct host_cmd_tlv_dtim_period);
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}
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if (bss_cfg->rts_threshold <= MWIFIEX_RTS_MAX_VALUE) {
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rts_threshold = (struct host_cmd_tlv_rts_threshold *)tlv;
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rts_threshold->tlv.type =
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cpu_to_le16(TLV_TYPE_UAP_RTS_THRESHOLD);
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rts_threshold->tlv.len =
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cpu_to_le16(sizeof(struct host_cmd_tlv_rts_threshold) -
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sizeof(struct host_cmd_tlv));
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rts_threshold->rts_thr = cpu_to_le16(bss_cfg->rts_threshold);
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cmd_size += sizeof(struct host_cmd_tlv_frag_threshold);
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tlv += sizeof(struct host_cmd_tlv_frag_threshold);
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}
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if ((bss_cfg->frag_threshold >= MWIFIEX_FRAG_MIN_VALUE) &&
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(bss_cfg->frag_threshold <= MWIFIEX_FRAG_MAX_VALUE)) {
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frag_threshold = (struct host_cmd_tlv_frag_threshold *)tlv;
|
|
frag_threshold->tlv.type =
|
|
cpu_to_le16(TLV_TYPE_UAP_FRAG_THRESHOLD);
|
|
frag_threshold->tlv.len =
|
|
cpu_to_le16(sizeof(struct host_cmd_tlv_frag_threshold) -
|
|
sizeof(struct host_cmd_tlv));
|
|
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->tlv.type = cpu_to_le16(TLV_TYPE_UAP_RETRY_LIMIT);
|
|
retry_limit->tlv.len =
|
|
cpu_to_le16(sizeof(struct host_cmd_tlv_retry_limit) -
|
|
sizeof(struct host_cmd_tlv));
|
|
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->tlv.type = cpu_to_le16(TLV_TYPE_AUTH_TYPE);
|
|
auth_type->tlv.len =
|
|
cpu_to_le16(sizeof(struct host_cmd_tlv_auth_type) -
|
|
sizeof(struct host_cmd_tlv));
|
|
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->tlv.type =
|
|
cpu_to_le16(TLV_TYPE_UAP_ENCRY_PROTOCOL);
|
|
encrypt_protocol->tlv.len =
|
|
cpu_to_le16(sizeof(struct host_cmd_tlv_encrypt_protocol)
|
|
- sizeof(struct host_cmd_tlv));
|
|
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);
|
|
}
|
|
|
|
*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 host_cmd_tlv *tlv_ie = (struct host_cmd_tlv *)tlv;
|
|
|
|
if (!ap_ie || !ap_ie->len || !ap_ie->ie_list)
|
|
return -1;
|
|
|
|
*ie_size += le16_to_cpu(ap_ie->len) + sizeof(struct host_cmd_tlv);
|
|
|
|
tlv_ie->type = cpu_to_le16(TLV_TYPE_MGMT_IE);
|
|
tlv_ie->len = ap_ie->len;
|
|
tlv += sizeof(struct host_cmd_tlv);
|
|
|
|
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 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:
|
|
cmd->command = cpu_to_le16(cmd_no);
|
|
cmd->size = cpu_to_le16(S_DS_GEN);
|
|
break;
|
|
default:
|
|
dev_err(priv->adapter->dev,
|
|
"PREP_CMD: unknown cmd %#x\n", cmd_no);
|
|
return -1;
|
|
}
|
|
|
|
return 0;
|
|
}
|