/* * Copyright (C) 2021 HiSilicon (Shanghai) Technologies CO., LIMITED. * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License * as published by the Free Software Foundation; either version 2 * of the License, or (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */ /* **************************************************************************** 1 头文件包含 **************************************************************************** */ #include "oal_ext_if.h" #include "wal_event_msg.h" #include "wal_main.h" #include "wal_regdb.h" #include "wal_11d.h" #include "wal_ioctl.h" #include "wal_cfg80211.h" #ifdef __cplusplus #if __cplusplus extern "C" { #endif #endif /* **************************************************************************** 2 全局变量定义 **************************************************************************** */ const wal_dfs_domain_entry_stru g_ast_dfs_domain_table[] = { {"AE", MAC_DFS_DOMAIN_ETSI, {0, 0, 0}}, {"AL", MAC_DFS_DOMAIN_NULL, {0, 0, 0}}, {"AM", MAC_DFS_DOMAIN_ETSI, {0, 0, 0}}, {"AN", MAC_DFS_DOMAIN_ETSI, {0, 0, 0}}, {"AR", MAC_DFS_DOMAIN_FCC, {0, 0, 0}}, {"AT", MAC_DFS_DOMAIN_ETSI, {0, 0, 0}}, {"AU", MAC_DFS_DOMAIN_FCC, {0, 0, 0}}, {"AZ", MAC_DFS_DOMAIN_ETSI, {0, 0, 0}}, {"BA", MAC_DFS_DOMAIN_ETSI, {0, 0, 0}}, {"BE", MAC_DFS_DOMAIN_ETSI, {0, 0, 0}}, {"BG", MAC_DFS_DOMAIN_ETSI, {0, 0, 0}}, {"BH", MAC_DFS_DOMAIN_ETSI, {0, 0, 0}}, {"BL", MAC_DFS_DOMAIN_NULL, {0, 0, 0}}, {"BN", MAC_DFS_DOMAIN_ETSI, {0, 0, 0}}, {"BO", MAC_DFS_DOMAIN_ETSI, {0, 0, 0}}, {"BR", MAC_DFS_DOMAIN_FCC, {0, 0, 0}}, {"BY", MAC_DFS_DOMAIN_ETSI, {0, 0, 0}}, {"BZ", MAC_DFS_DOMAIN_ETSI, {0, 0, 0}}, {"CA", MAC_DFS_DOMAIN_FCC, {0, 0, 0}}, {"CH", MAC_DFS_DOMAIN_ETSI, {0, 0, 0}}, {"CL", MAC_DFS_DOMAIN_NULL, {0, 0, 0}}, {"CN", MAC_DFS_DOMAIN_NULL, {0, 0, 0}}, {"CO", MAC_DFS_DOMAIN_FCC, {0, 0, 0}}, {"CR", MAC_DFS_DOMAIN_FCC, {0, 0, 0}}, {"CS", MAC_DFS_DOMAIN_ETSI, {0, 0, 0}}, {"CY", MAC_DFS_DOMAIN_ETSI, {0, 0, 0}}, {"CZ", MAC_DFS_DOMAIN_ETSI, {0, 0, 0}}, {"DE", MAC_DFS_DOMAIN_ETSI, {0, 0, 0}}, {"DK", MAC_DFS_DOMAIN_ETSI, {0, 0, 0}}, {"DO", MAC_DFS_DOMAIN_FCC, {0, 0, 0}}, {"DZ", MAC_DFS_DOMAIN_NULL, {0, 0, 0}}, {"EC", MAC_DFS_DOMAIN_FCC, {0, 0, 0}}, {"EE", MAC_DFS_DOMAIN_ETSI, {0, 0, 0}}, {"EG", MAC_DFS_DOMAIN_ETSI, {0, 0, 0}}, {"ES", MAC_DFS_DOMAIN_ETSI, {0, 0, 0}}, {"FI", MAC_DFS_DOMAIN_ETSI, {0, 0, 0}}, {"FR", MAC_DFS_DOMAIN_ETSI, {0, 0, 0}}, {"GB", MAC_DFS_DOMAIN_ETSI, {0, 0, 0}}, {"GE", MAC_DFS_DOMAIN_ETSI, {0, 0, 0}}, {"GR", MAC_DFS_DOMAIN_ETSI, {0, 0, 0}}, {"GT", MAC_DFS_DOMAIN_FCC, {0, 0, 0}}, {"HK", MAC_DFS_DOMAIN_FCC, {0, 0, 0}}, {"HN", MAC_DFS_DOMAIN_FCC, {0, 0, 0}}, {"HR", MAC_DFS_DOMAIN_ETSI, {0, 0, 0}}, {"HU", MAC_DFS_DOMAIN_ETSI, {0, 0, 0}}, {"ID", MAC_DFS_DOMAIN_NULL, {0, 0, 0}}, {"IE", MAC_DFS_DOMAIN_ETSI, {0, 0, 0}}, {"IL", MAC_DFS_DOMAIN_ETSI, {0, 0, 0}}, {"IN", MAC_DFS_DOMAIN_NULL, {0, 0, 0}}, {"IQ", MAC_DFS_DOMAIN_NULL, {0, 0, 0}}, {"IR", MAC_DFS_DOMAIN_NULL, {0, 0, 0}}, {"IS", MAC_DFS_DOMAIN_ETSI, {0, 0, 0}}, {"IT", MAC_DFS_DOMAIN_ETSI, {0, 0, 0}}, {"JM", MAC_DFS_DOMAIN_FCC, {0, 0, 0}}, {"JO", MAC_DFS_DOMAIN_ETSI, {0, 0, 0}}, {"JP", MAC_DFS_DOMAIN_MKK, {0, 0, 0}}, {"KP", MAC_DFS_DOMAIN_NULL, {0, 0, 0}}, {"KR", MAC_DFS_DOMAIN_KOREA, {0, 0, 0}}, {"KW", MAC_DFS_DOMAIN_ETSI, {0, 0, 0}}, {"KZ", MAC_DFS_DOMAIN_NULL, {0, 0, 0}}, {"LB", MAC_DFS_DOMAIN_NULL, {0, 0, 0}}, {"LI", MAC_DFS_DOMAIN_ETSI, {0, 0, 0}}, {"LK", MAC_DFS_DOMAIN_FCC, {0, 0, 0}}, {"LT", MAC_DFS_DOMAIN_ETSI, {0, 0, 0}}, {"LU", MAC_DFS_DOMAIN_ETSI, {0, 0, 0}}, {"LV", MAC_DFS_DOMAIN_ETSI, {0, 0, 0}}, {"MA", MAC_DFS_DOMAIN_NULL, {0, 0, 0}}, {"MC", MAC_DFS_DOMAIN_ETSI, {0, 0, 0}}, {"MK", MAC_DFS_DOMAIN_ETSI, {0, 0, 0}}, {"MO", MAC_DFS_DOMAIN_FCC, {0, 0, 0}}, {"MT", MAC_DFS_DOMAIN_ETSI, {0, 0, 0}}, {"MX", MAC_DFS_DOMAIN_FCC, {0, 0, 0}}, {"MY", MAC_DFS_DOMAIN_FCC, {0, 0, 0}}, {"NG", MAC_DFS_DOMAIN_NULL, {0, 0, 0}}, {"NL", MAC_DFS_DOMAIN_ETSI, {0, 0, 0}}, {"NO", MAC_DFS_DOMAIN_ETSI, {0, 0, 0}}, {"NP", MAC_DFS_DOMAIN_NULL, {0, 0, 0}}, {"NZ", MAC_DFS_DOMAIN_FCC, {0, 0, 0}}, {"OM", MAC_DFS_DOMAIN_FCC, {0, 0, 0}}, {"PA", MAC_DFS_DOMAIN_FCC, {0, 0, 0}}, {"PE", MAC_DFS_DOMAIN_FCC, {0, 0, 0}}, {"PG", MAC_DFS_DOMAIN_FCC, {0, 0, 0}}, {"PH", MAC_DFS_DOMAIN_FCC, {0, 0, 0}}, {"PK", MAC_DFS_DOMAIN_NULL, {0, 0, 0}}, {"PL", MAC_DFS_DOMAIN_ETSI, {0, 0, 0}}, {"PR", MAC_DFS_DOMAIN_FCC, {0, 0, 0}}, {"PT", MAC_DFS_DOMAIN_ETSI, {0, 0, 0}}, {"QA", MAC_DFS_DOMAIN_NULL, {0, 0, 0}}, {"RO", MAC_DFS_DOMAIN_ETSI, {0, 0, 0}}, {"RU", MAC_DFS_DOMAIN_FCC, {0, 0, 0}}, {"SA", MAC_DFS_DOMAIN_FCC, {0, 0, 0}}, {"SE", MAC_DFS_DOMAIN_ETSI, {0, 0, 0}}, {"SG", MAC_DFS_DOMAIN_NULL, {0, 0, 0}}, {"SI", MAC_DFS_DOMAIN_ETSI, {0, 0, 0}}, {"SK", MAC_DFS_DOMAIN_ETSI, {0, 0, 0}}, {"SV", MAC_DFS_DOMAIN_FCC, {0, 0, 0}}, {"SY", MAC_DFS_DOMAIN_NULL, {0, 0, 0}}, {"TH", MAC_DFS_DOMAIN_FCC, {0, 0, 0}}, {"TN", MAC_DFS_DOMAIN_ETSI, {0, 0, 0}}, {"TR", MAC_DFS_DOMAIN_ETSI, {0, 0, 0}}, {"TT", MAC_DFS_DOMAIN_FCC, {0, 0, 0}}, {"TW", MAC_DFS_DOMAIN_NULL, {0, 0, 0}}, {"UA", MAC_DFS_DOMAIN_NULL, {0, 0, 0}}, {"US", MAC_DFS_DOMAIN_FCC, {0, 0, 0}}, {"UY", MAC_DFS_DOMAIN_FCC, {0, 0, 0}}, {"UZ", MAC_DFS_DOMAIN_FCC, {0, 0, 0}}, {"VE", MAC_DFS_DOMAIN_FCC, {0, 0, 0}}, {"VN", MAC_DFS_DOMAIN_ETSI, {0, 0, 0}}, {"YE", MAC_DFS_DOMAIN_NULL, {0, 0, 0}}, {"ZA", MAC_DFS_DOMAIN_FCC, {0, 0, 0}}, {"ZW", MAC_DFS_DOMAIN_NULL, {0, 0, 0}}, }; /* **************************************************************************** 3 函数实现 **************************************************************************** */ /* **************************************************************************** 功能描述 : 获取一个管制类的起始频带 输入参数 : ul_start_freq: 起始频率 ul_end_freq : 结束频率 **************************************************************************** */ static inline hi_u8 wal_regdomain_get_band(hi_u32 start_freq, hi_u32 end_freq) { if (start_freq > 2400 && end_freq < 2500) { /* 2400 起始频率的最小值 2500 结束频率的最大值 */ return MAC_RC_START_FREQ_2; } return MAC_RC_START_FREQ_BUTT; } /* **************************************************************************** 功能描述 : 获取一个管制类的带宽 输入参数 : uc_bw: linux管制类中的带宽值 **************************************************************************** */ static inline hi_u8 wal_regdomain_get_bw(hi_u8 bw) { switch (bw) { case 40: /* 40 带宽为40MHZ */ return MAC_CH_SPACING_40MHZ; case 20: /* 20 带宽为20MHZ */ return MAC_CH_SPACING_20MHZ; default: return MAC_CH_SPACING_BUTT; } } /* **************************************************************************** 功能描述 : 获取管制类信道位图，信道在2g频段上 输入参数 : ul_start_freq: 起始频率 ul_end_freq : 结束频率 **************************************************************************** */ static hi_u32 wal_regdomain_get_channel_2g(hi_u32 start_freq, hi_u32 end_freq) { hi_u32 freq; hi_u32 i; hi_u32 ch_bmap = 0; mac_freq_channel_map_stru ast_freq_map_2g; for (freq = start_freq + 10; freq <= (end_freq - 10); freq++) { /* 10 带宽 */ for (i = 0; i < MAC_CHANNEL_FREQ_2_BUTT; i++) { ast_freq_map_2g = get_ast_freq_map_2g_elem(i); if (freq == ast_freq_map_2g.us_freq) { ch_bmap |= (1 << i); } } } return ch_bmap; } /* **************************************************************************** 功能描述 : 获取1个管制类的信道位图 输入参数 : uc_band : 频段 ul_start_freq: 起始频率 ul_end_freq : 中止频率 **************************************************************************** */ static inline hi_u32 wal_regdomain_get_channel(hi_u8 band, hi_u32 start_freq, hi_u32 end_freq) { if (band == MAC_RC_START_FREQ_2) { return wal_regdomain_get_channel_2g(start_freq, end_freq); } return 0; } /* **************************************************************************** 函 数 名 : wal_get_dfs_domain 功能描述 : 根据国家码，获取对应的雷达检测标准 输入参数 : pst_mac_regdom: 管制域指针 pc_country : 国家码 输出参数 : pst_mac_regdom: 管制域指针 返 回 值 : 无 调用函数 : 被调函数 : 修改历史 : 1.日 期 : 2014年10月31日 作 者 : HiSilicon 修改内容 : 新生成函数 **************************************************************************** */ static inline hi_void wal_get_dfs_domain(mac_regdomain_info_stru *mac_regdom, const hi_char *pc_country) { hi_u32 u_idx; for (u_idx = 0; u_idx < hi_array_size(g_ast_dfs_domain_table); u_idx++) { if (0 == strcmp(g_ast_dfs_domain_table[u_idx].pc_country, pc_country)) { mac_regdom->dfs_domain = g_ast_dfs_domain_table[u_idx].dfs_domain; return; } } mac_regdom->dfs_domain = MAC_DFS_DOMAIN_NULL; } /* **************************************************************************** 功能描述 : 填充管制下发的管制域信息 输入参数 : pst_regdom : 指向linux的管制域信息 pst_mac_regdom: 指向要下发的管制域信息 **************************************************************************** */ static hi_u32 wal_regdomain_fill_info(const oal_ieee80211_regdomain_stru *regdom, mac_regdomain_info_stru *mac_regdom) { hi_u32 i; hi_u32 start; hi_u32 end; hi_u8 band; hi_u8 bw; /* 复制国家字符串 */ mac_regdom->ac_country[0] = regdom->alpha2[0]; mac_regdom->ac_country[1] = regdom->alpha2[1]; mac_regdom->ac_country[2] = 0; /* 2 国家码的第3位 */ /* 初始化管制类数量为0 */ mac_regdom->regclass_num = 0; /* 获取DFS认证标准类型 */ wal_get_dfs_domain(mac_regdom, regdom->alpha2); /* 填充管制类信息 */ for (i = 0; i < regdom->n_reg_rules; i++) { /* 填写管制类的频段(2.4G或5G) */ start = regdom->reg_rules[i].freq_range.start_freq_khz / 1000; /* 1000 频率单位转换 */ end = regdom->reg_rules[i].freq_range.end_freq_khz / 1000; /* 1000 频率单位转换 */ band = wal_regdomain_get_band(start, end); mac_regdom->regclass_num++; if (mac_regdom->regclass_num > WLAN_MAX_RC_NUM) { oam_warning_log1(0, OAM_SF_CFG, "wal_regdomain_fill_info: regclass num[%d] overflow.", mac_regdom->regclass_num); return HI_FAIL; } mac_regdom->ast_regclass[i].start_freq = band; /* 填写管制类允许的最大带宽 */ bw = (hi_u8)(regdom->reg_rules[i].freq_range.max_bandwidth_khz / 1000); /* 1000 频率单位转换 */ mac_regdom->ast_regclass[i].ch_spacing = wal_regdomain_get_bw(bw); /* 填写管制类信道位图 */ mac_regdom->ast_regclass[i].channel_bmap = wal_regdomain_get_channel(band, start, end); /* 标记管制类行为 */ mac_regdom->ast_regclass[i].behaviour_bmap = 0; if (regdom->reg_rules[i].flags & NL80211_RRF_DFS) { mac_regdom->ast_regclass[i].behaviour_bmap |= MAC_RC_DFS; } /* 填充覆盖类和最大发送功率 */ mac_regdom->ast_regclass[i].coverage_class = 0; mac_regdom->ast_regclass[i].max_reg_tx_pwr = (hi_u8)(regdom->reg_rules[i].power_rule.max_eirp / 100); /* 100 单位转换 */ mac_regdom->ast_regclass[i].max_tx_pwr = (hi_u8)(regdom->reg_rules[i].power_rule.max_eirp / 100); /* 100 单位转换 */ } return HI_SUCCESS; } /* **************************************************************************** 功能描述 : 下发配置管制域信息 输入参数 : pst_net_dev: net_device pc_country : 要设置的国家字符串 **************************************************************************** */ hi_u32 wal_regdomain_update(oal_net_device_stru *netdev, const hi_char *pc_country, hi_u8 country_code_len) { wal_msg_write_stru write_msg; hi_unref_param(country_code_len); if (!oal_is_alpha_upper(pc_country[0]) || !oal_is_alpha_upper(pc_country[1])) { if ((pc_country[0] == '9') && (pc_country[1] == '9')) { oam_info_log0(0, OAM_SF_ANY, "{wal_regdomain_update::set regdomain to 99!}"); } else { oam_warning_log0(0, OAM_SF_ANY, "{wal_regdomain_update::country str is invalid!}"); return HI_FAIL; } } const oal_ieee80211_regdomain_stru *regdom = wal_regdb_find_db(pc_country); if (regdom == HI_NULL) { oam_warning_log0(0, OAM_SF_ANY, "{wal_regdomain_update::no regdomain db was found!}"); return HI_ERR_CODE_PTR_NULL; } wal_set_cfg_regdb(regdom); /* 申请内存存放管制域信息，将内存指针作为事件payload抛下去 */ /* 此处申请的内存在事件处理函数释放(hmac_config_set_country) */ hi_u16 us_size = (hi_u16)sizeof(mac_regdomain_info_stru); mac_regdomain_info_stru *mac_regdom = oal_mem_alloc(OAL_MEM_POOL_ID_LOCAL, us_size); if (mac_regdom == HI_NULL) { oam_error_log0(0, OAM_SF_ANY, "{wal_regdomain_update::alloc regdom mem fail, return null ptr!}"); return HI_FAIL; } if (wal_regdomain_fill_info(regdom, mac_regdom) != HI_SUCCESS) { oal_mem_free(mac_regdom); return HI_FAIL; } /* ************************************************************************** 抛事件到wal层处理 ************************************************************************** */ wal_write_msg_hdr_init(&write_msg, WLAN_CFGID_COUNTRY, sizeof(mac_cfg_country_stru)); /* 填写WID对应的参数 */ mac_cfg_country_stru *param = (mac_cfg_country_stru *)(write_msg.auc_value); param->mac_regdom = mac_regdom; /* 发送消息 */ hi_u32 ret = wal_send_cfg_event(netdev, WAL_MSG_TYPE_WRITE, WAL_MSG_WRITE_MSG_HDR_LENGTH + sizeof(mac_cfg_country_stru), (hi_u8 *)&write_msg, HI_FALSE, HI_NULL); if (oal_unlikely(ret != HI_SUCCESS)) { oam_warning_log1(0, OAM_SF_ANY, "{wal_regdomain_update::return err code %u!}", ret); oal_mem_free(mac_regdom); return ret; } return HI_SUCCESS; } #ifdef __cplusplus #if __cplusplus } #endif #endif