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gem5 / arm / linux / refs/heads/gem5/v4.3 / . / drivers / staging / rtl8723au / core / rtw_mlme_ext.c
blob: be9a3d560a437ac2bb2c193c72e4d83ae3a5cf7c [file] [log] [blame]
/******************************************************************************
*
* Copyright(c) 2007 - 2012 Realtek Corporation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of version 2 of the GNU General Public License as
* published by the Free Software Foundation.
*
* 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.
*
******************************************************************************/
#define _RTW_MLME_EXT_C_
#include <osdep_service.h>
#include <drv_types.h>
#include <wifi.h>
#include <rtw_mlme_ext.h>
#include <wlan_bssdef.h>
#include <mlme_osdep.h>
#include <recv_osdep.h>
#include <linux/ieee80211.h>
#include <rtl8723a_hal.h>
static int OnAssocReq23a(struct rtw_adapter *padapter, struct recv_frame *precv_frame);
static int OnAssocRsp23a(struct rtw_adapter *padapter, struct recv_frame *precv_frame);
static int OnProbeReq23a(struct rtw_adapter *padapter, struct recv_frame *precv_frame);
static int OnProbeRsp23a(struct rtw_adapter *padapter, struct recv_frame *precv_frame);
static int DoReserved23a(struct rtw_adapter *padapter, struct recv_frame *precv_frame);
static int OnBeacon23a(struct rtw_adapter *padapter, struct recv_frame *precv_frame);
static int OnAtim23a(struct rtw_adapter *padapter, struct recv_frame *precv_frame);
static int OnDisassoc23a(struct rtw_adapter *padapter, struct recv_frame *precv_frame);
static int OnAuth23aClient23a(struct rtw_adapter *padapter, struct recv_frame *precv_frame);
static int OnDeAuth23a(struct rtw_adapter *padapter, struct recv_frame *precv_frame);
static int OnAction23a(struct rtw_adapter *padapter, struct recv_frame *precv_frame);
static int on_action_spct23a(struct rtw_adapter *padapter, struct recv_frame *precv_frame);
static int OnAction23a_qos(struct rtw_adapter *padapter, struct recv_frame *precv_frame);
static int OnAction23a_dls(struct rtw_adapter *padapter, struct recv_frame *precv_frame);
static int OnAction23a_back23a(struct rtw_adapter *padapter, struct recv_frame *precv_frame);
static int on_action_public23a(struct rtw_adapter *padapter, struct recv_frame *precv_frame);
static int OnAction23a_ht(struct rtw_adapter *padapter, struct recv_frame *precv_frame);
static int OnAction23a_wmm(struct rtw_adapter *padapter, struct recv_frame *precv_frame);
static int OnAction23a_p2p(struct rtw_adapter *padapter, struct recv_frame *precv_frame);
static void issue_assocreq(struct rtw_adapter *padapter);
static void issue_probereq(struct rtw_adapter *padapter,
struct cfg80211_ssid *pssid, u8 *da);
static int issue_probereq_ex(struct rtw_adapter *padapter,
struct cfg80211_ssid *pssid,
u8 *da, int try_cnt, int wait_ms);
static void issue_probersp(struct rtw_adapter *padapter, unsigned char *da);
static void issue_auth(struct rtw_adapter *padapter, struct sta_info *psta,
unsigned short status);
static int issue_deauth_ex(struct rtw_adapter *padapter, u8 *da,
unsigned short reason, int try_cnt, int wait_ms);
static void start_clnt_assoc(struct rtw_adapter *padapter);
static void start_clnt_auth(struct rtw_adapter *padapter);
static void start_clnt_join(struct rtw_adapter *padapter);
static void start_create_ibss(struct rtw_adapter *padapter);
static struct wlan_bssid_ex *collect_bss_info(struct rtw_adapter *padapter,
struct recv_frame *precv_frame);
#ifdef CONFIG_8723AU_AP_MODE
static int OnAuth23a(struct rtw_adapter *padapter, struct recv_frame *precv_frame);
static void issue_assocrsp(struct rtw_adapter *padapter, unsigned short status,
struct sta_info *pstat, u16 pkt_type);
#endif
static struct mlme_handler mlme_sta_tbl[]={
{"OnAssocReq23a", &OnAssocReq23a},
{"OnAssocRsp23a", &OnAssocRsp23a},
{"OnReAssocReq", &OnAssocReq23a},
{"OnReAssocRsp", &OnAssocRsp23a},
{"OnProbeReq23a", &OnProbeReq23a},
{"OnProbeRsp23a", &OnProbeRsp23a},
/*----------------------------------------------------------
below 2 are reserved
-----------------------------------------------------------*/
{"DoReserved23a", &DoReserved23a},
{"DoReserved23a", &DoReserved23a},
{"OnBeacon23a", &OnBeacon23a},
{"OnATIM", &OnAtim23a},
{"OnDisassoc23a", &OnDisassoc23a},
{"OnAuth23a", &OnAuth23aClient23a},
{"OnDeAuth23a", &OnDeAuth23a},
{"OnAction23a", &OnAction23a},
};
static struct action_handler OnAction23a_tbl[]={
{WLAN_CATEGORY_SPECTRUM_MGMT, "ACTION_SPECTRUM_MGMT", on_action_spct23a},
{WLAN_CATEGORY_QOS, "ACTION_QOS", &OnAction23a_qos},
{WLAN_CATEGORY_DLS, "ACTION_DLS", &OnAction23a_dls},
{WLAN_CATEGORY_BACK, "ACTION_BACK", &OnAction23a_back23a},
{WLAN_CATEGORY_PUBLIC, "ACTION_PUBLIC", on_action_public23a},
{WLAN_CATEGORY_HT, "ACTION_HT", &OnAction23a_ht},
{WLAN_CATEGORY_SA_QUERY, "ACTION_SA_QUERY", &DoReserved23a},
{WLAN_CATEGORY_WMM, "ACTION_WMM", &OnAction23a_wmm},
{WLAN_CATEGORY_VENDOR_SPECIFIC, "ACTION_P2P", &OnAction23a_p2p},
};
static u8 null_addr[ETH_ALEN]= {0, 0, 0, 0, 0, 0};
/**************************************************
OUI definitions for the vendor specific IE
***************************************************/
unsigned char WMM_OUI23A[] = {0x00, 0x50, 0xf2, 0x02};
unsigned char WPS_OUI23A[] = {0x00, 0x50, 0xf2, 0x04};
unsigned char P2P_OUI23A[] = {0x50, 0x6F, 0x9A, 0x09};
unsigned char WFD_OUI23A[] = {0x50, 0x6F, 0x9A, 0x0A};
unsigned char WMM_INFO_OUI23A[] = {0x00, 0x50, 0xf2, 0x02, 0x00, 0x01};
unsigned char WMM_PARA_OUI23A[] = {0x00, 0x50, 0xf2, 0x02, 0x01, 0x01};
static unsigned char REALTEK_96B_IE[] = {0x00, 0xe0, 0x4c, 0x02, 0x01, 0x20};
/********************************************************
MCS rate definitions
*********************************************************/
unsigned char MCS_rate_2R23A[16] = {
0xff, 0xff, 0x0, 0x0, 0x01, 0x0, 0x0, 0x0,
0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0};
unsigned char MCS_rate_1R23A[16] = {
0xff, 0x00, 0x0, 0x0, 0x01, 0x0, 0x0, 0x0,
0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0};
/********************************************************
ChannelPlan definitions
*********************************************************/
static struct rt_channel_plan_2g RTW_ChannelPlan2G[RT_CHANNEL_DOMAIN_2G_MAX] = {
/* 0x00, RT_CHANNEL_DOMAIN_2G_WORLD , Passive scan CH 12, 13 */
{{1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13}, 13},
/* 0x01, RT_CHANNEL_DOMAIN_2G_ETSI1 */
{{1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13}, 13},
/* 0x02, RT_CHANNEL_DOMAIN_2G_FCC1 */
{{1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11}, 11},
/* 0x03, RT_CHANNEL_DOMAIN_2G_MIKK1 */
{{1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14}, 14},
/* 0x04, RT_CHANNEL_DOMAIN_2G_ETSI2 */
{{10, 11, 12, 13}, 4},
/* 0x05, RT_CHANNEL_DOMAIN_2G_NULL */
{{}, 0},
};
static struct rt_channel_plan_5g RTW_ChannelPlan5G[RT_CHANNEL_DOMAIN_5G_MAX] = {
/* 0x00, RT_CHANNEL_DOMAIN_5G_NULL */
{{}, 0},
/* 0x01, RT_CHANNEL_DOMAIN_5G_ETSI1 */
{{36, 40, 44, 48, 52, 56, 60, 64, 100, 104, 108, 112,
116, 120, 124, 128, 132, 136, 140}, 19},
/* 0x02, RT_CHANNEL_DOMAIN_5G_ETSI2 */
{{36, 40, 44, 48, 52, 56, 60, 64, 100, 104, 108, 112,
116, 120, 124, 128, 132, 136, 140, 149, 153, 157, 161, 165}, 24},
/* 0x03, RT_CHANNEL_DOMAIN_5G_ETSI3 */
{{36, 40, 44, 48, 52, 56, 60, 64, 100, 104, 108, 112,
116, 120, 124, 128, 132, 149, 153, 157, 161, 165}, 22},
/* 0x04, RT_CHANNEL_DOMAIN_5G_FCC1 */
{{36, 40, 44, 48, 52, 56, 60, 64, 100, 104, 108, 112,
116, 120, 124, 128, 132, 136, 140, 149, 153, 157, 161, 165}, 24},
/* 0x05, RT_CHANNEL_DOMAIN_5G_FCC2 */
{{36, 40, 44, 48, 149, 153, 157, 161, 165}, 9},
/* 0x06, RT_CHANNEL_DOMAIN_5G_FCC3 */
{{36, 40, 44, 48, 52, 56, 60, 64, 149, 153, 157, 161, 165}, 13},
/* 0x07, RT_CHANNEL_DOMAIN_5G_FCC4 */
{{36, 40, 44, 48, 52, 56, 60, 64, 149, 153, 157, 161}, 12},
/* 0x08, RT_CHANNEL_DOMAIN_5G_FCC5 */
{{149, 153, 157, 161, 165}, 5},
/* 0x09, RT_CHANNEL_DOMAIN_5G_FCC6 */
{{36, 40, 44, 48, 52, 56, 60, 64}, 8},
/* 0x0A, RT_CHANNEL_DOMAIN_5G_FCC7_IC1 */
{{36, 40, 44, 48, 52, 56, 60, 64, 100, 104, 108, 112,
116, 136, 140, 149, 153, 157, 161, 165}, 20},
/* 0x0B, RT_CHANNEL_DOMAIN_5G_KCC1 */
{{36, 40, 44, 48, 52, 56, 60, 64, 100, 104, 108, 112,
116, 120, 124, 149, 153, 157, 161, 165}, 20},
/* 0x0C, RT_CHANNEL_DOMAIN_5G_MKK1 */
{{36, 40, 44, 48, 52, 56, 60, 64, 100, 104, 108, 112,
116, 120, 124, 128, 132, 136, 140}, 19},
/* 0x0D, RT_CHANNEL_DOMAIN_5G_MKK2 */
{{36, 40, 44, 48, 52, 56, 60, 64}, 8},
/* 0x0E, RT_CHANNEL_DOMAIN_5G_MKK3 */
{{100, 104, 108, 112, 116, 120, 124, 128, 132, 136, 140}, 11},
/* 0x0F, RT_CHANNEL_DOMAIN_5G_NCC1 */
{{56, 60, 64, 100, 104, 108, 112, 116, 136, 140, 149,
153, 157, 161, 165}, 15},
/* 0x10, RT_CHANNEL_DOMAIN_5G_NCC2 */
{{56, 60, 64, 149, 153, 157, 161, 165}, 8},
/* Driver self defined for old channel plan Compatible,
Remember to modify if have new channel plan definition ===== */
/* 0x11, RT_CHANNEL_DOMAIN_5G_FCC */
{{36, 40, 44, 48, 52, 56, 60, 64, 100, 104, 108, 112,
116, 132, 136, 140, 149, 153, 157, 161, 165}, 21},
/* 0x12, RT_CHANNEL_DOMAIN_5G_JAPAN_NO_DFS */
{{36, 40, 44, 48}, 4},
/* 0x13, RT_CHANNEL_DOMAIN_5G_FCC4_NO_DFS */
{{36, 40, 44, 48, 149, 153, 157, 161}, 8},
};
static struct rt_channel_plan_map RTW_ChannelPlanMap[RT_CHANNEL_DOMAIN_MAX] = {
/* 0x00 ~ 0x1F , Old Define ===== */
{0x02, 0x11}, /* 0x00, RT_CHANNEL_DOMAIN_FCC */
{0x02, 0x0A}, /* 0x01, RT_CHANNEL_DOMAIN_IC */
{0x01, 0x01}, /* 0x02, RT_CHANNEL_DOMAIN_ETSI */
{0x01, 0x00}, /* 0x03, RT_CHANNEL_DOMAIN_SPAIN */
{0x01, 0x00}, /* 0x04, RT_CHANNEL_DOMAIN_FRANCE */
{0x03, 0x00}, /* 0x05, RT_CHANNEL_DOMAIN_MKK */
{0x03, 0x00}, /* 0x06, RT_CHANNEL_DOMAIN_MKK1 */
{0x01, 0x09}, /* 0x07, RT_CHANNEL_DOMAIN_ISRAEL */
{0x03, 0x09}, /* 0x08, RT_CHANNEL_DOMAIN_TELEC */
{0x03, 0x00}, /* 0x09, RT_CHANNEL_DOMAIN_GLOBAL_DOAMIN */
{0x00, 0x00}, /* 0x0A, RT_CHANNEL_DOMAIN_WORLD_WIDE_13 */
{0x02, 0x0F}, /* 0x0B, RT_CHANNEL_DOMAIN_TAIWAN */
{0x01, 0x08}, /* 0x0C, RT_CHANNEL_DOMAIN_CHINA */
{0x02, 0x06}, /* 0x0D, RT_CHANNEL_DOMAIN_SINGAPORE_INDIA_MEXICO */
{0x02, 0x0B}, /* 0x0E, RT_CHANNEL_DOMAIN_KOREA */
{0x02, 0x09}, /* 0x0F, RT_CHANNEL_DOMAIN_TURKEY */
{0x01, 0x01}, /* 0x10, RT_CHANNEL_DOMAIN_JAPAN */
{0x02, 0x05}, /* 0x11, RT_CHANNEL_DOMAIN_FCC_NO_DFS */
{0x01, 0x12}, /* 0x12, RT_CHANNEL_DOMAIN_JAPAN_NO_DFS */
{0x00, 0x04}, /* 0x13, RT_CHANNEL_DOMAIN_WORLD_WIDE_5G */
{0x02, 0x10}, /* 0x14, RT_CHANNEL_DOMAIN_TAIWAN_NO_DFS */
{0x00, 0x12}, /* 0x15, RT_CHANNEL_DOMAIN_ETSI_NO_DFS */
{0x00, 0x13}, /* 0x16, RT_CHANNEL_DOMAIN_KOREA_NO_DFS */
{0x03, 0x12}, /* 0x17, RT_CHANNEL_DOMAIN_JAPAN_NO_DFS */
{0x05, 0x08}, /* 0x18, RT_CHANNEL_DOMAIN_PAKISTAN_NO_DFS */
{0x02, 0x08}, /* 0x19, RT_CHANNEL_DOMAIN_TAIWAN2_NO_DFS */
{0x00, 0x00}, /* 0x1A, */
{0x00, 0x00}, /* 0x1B, */
{0x00, 0x00}, /* 0x1C, */
{0x00, 0x00}, /* 0x1D, */
{0x00, 0x00}, /* 0x1E, */
{0x05, 0x04}, /* 0x1F, RT_CHANNEL_DOMAIN_WORLD_WIDE_ONLY_5G */
/* 0x20 ~ 0x7F , New Define ===== */
{0x00, 0x00}, /* 0x20, RT_CHANNEL_DOMAIN_WORLD_NULL */
{0x01, 0x00}, /* 0x21, RT_CHANNEL_DOMAIN_ETSI1_NULL */
{0x02, 0x00}, /* 0x22, RT_CHANNEL_DOMAIN_FCC1_NULL */
{0x03, 0x00}, /* 0x23, RT_CHANNEL_DOMAIN_MKK1_NULL */
{0x04, 0x00}, /* 0x24, RT_CHANNEL_DOMAIN_ETSI2_NULL */
{0x02, 0x04}, /* 0x25, RT_CHANNEL_DOMAIN_FCC1_FCC1 */
{0x00, 0x01}, /* 0x26, RT_CHANNEL_DOMAIN_WORLD_ETSI1 */
{0x03, 0x0C}, /* 0x27, RT_CHANNEL_DOMAIN_MKK1_MKK1 */
{0x00, 0x0B}, /* 0x28, RT_CHANNEL_DOMAIN_WORLD_KCC1 */
{0x00, 0x05}, /* 0x29, RT_CHANNEL_DOMAIN_WORLD_FCC2 */
{0x00, 0x00}, /* 0x2A, */
{0x00, 0x00}, /* 0x2B, */
{0x00, 0x00}, /* 0x2C, */
{0x00, 0x00}, /* 0x2D, */
{0x00, 0x00}, /* 0x2E, */
{0x00, 0x00}, /* 0x2F, */
{0x00, 0x06}, /* 0x30, RT_CHANNEL_DOMAIN_WORLD_FCC3 */
{0x00, 0x07}, /* 0x31, RT_CHANNEL_DOMAIN_WORLD_FCC4 */
{0x00, 0x08}, /* 0x32, RT_CHANNEL_DOMAIN_WORLD_FCC5 */
{0x00, 0x09}, /* 0x33, RT_CHANNEL_DOMAIN_WORLD_FCC6 */
{0x02, 0x0A}, /* 0x34, RT_CHANNEL_DOMAIN_FCC1_FCC7 */
{0x00, 0x02}, /* 0x35, RT_CHANNEL_DOMAIN_WORLD_ETSI2 */
{0x00, 0x03}, /* 0x36, RT_CHANNEL_DOMAIN_WORLD_ETSI3 */
{0x03, 0x0D}, /* 0x37, RT_CHANNEL_DOMAIN_MKK1_MKK2 */
{0x03, 0x0E}, /* 0x38, RT_CHANNEL_DOMAIN_MKK1_MKK3 */
{0x02, 0x0F}, /* 0x39, RT_CHANNEL_DOMAIN_FCC1_NCC1 */
{0x00, 0x00}, /* 0x3A, */
{0x00, 0x00}, /* 0x3B, */
{0x00, 0x00}, /* 0x3C, */
{0x00, 0x00}, /* 0x3D, */
{0x00, 0x00}, /* 0x3E, */
{0x00, 0x00}, /* 0x3F, */
{0x02, 0x10}, /* 0x40, RT_CHANNEL_DOMAIN_FCC1_NCC2 */
{0x03, 0x00}, /* 0x41, RT_CHANNEL_DOMAIN_GLOBAL_DOAMIN_2G */
};
static struct rt_channel_plan_map RTW_CHANNEL_PLAN_MAP_REALTEK_DEFINE =
{0x03, 0x02}; /* use the conbination for max channel numbers */
static void dummy_event_callback(struct rtw_adapter *adapter, const u8 *pbuf)
{
}
static struct fwevent wlanevents[] =
{
{0, &dummy_event_callback}, /*0*/
{0, NULL},
{0, NULL},
{0, NULL},
{0, NULL},
{0, NULL},
{0, NULL},
{0, NULL},
{0, &rtw_survey_event_cb23a}, /*8*/
{sizeof (struct surveydone_event), &rtw_surveydone_event_callback23a},
{0, &rtw23a_joinbss_event_cb}, /*10*/
{sizeof(struct stassoc_event), &rtw_stassoc_event_callback23a},
{sizeof(struct stadel_event), &rtw_stadel_event_callback23a},
{0, &dummy_event_callback},
{0, &dummy_event_callback},
{0, NULL}, /*15*/
{0, NULL},
{0, NULL},
{0, NULL},
{0, &dummy_event_callback},
{0, NULL}, /*20*/
{0, NULL},
{0, NULL},
{0, &dummy_event_callback},
{0, NULL},
};
static void rtw_correct_TSF(struct rtw_adapter *padapter)
{
hw_var_set_correct_tsf(padapter);
}
static void
rtw_update_TSF(struct mlme_ext_priv *pmlmeext, struct ieee80211_mgmt *mgmt)
{
pmlmeext->TSFValue = get_unaligned_le64(&mgmt->u.beacon.timestamp);
}
/*
* Search the @param channel_num in given @param channel_set
* @ch_set: the given channel set
* @ch: the given channel number
*
* return the index of channel_num in channel_set, -1 if not found
*/
int rtw_ch_set_search_ch23a(struct rt_channel_info *ch_set, const u32 ch)
{
int i;
for (i = 0; ch_set[i]. ChannelNum != 0; i++) {
if (ch == ch_set[i].ChannelNum)
break;
}
if (i >= ch_set[i].ChannelNum)
return -1;
return i;
}
/****************************************************************************
Following are the initialization functions for WiFi MLME
*****************************************************************************/
int init_hw_mlme_ext23a(struct rtw_adapter *padapter)
{
struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
set_channel_bwmode23a(padapter, pmlmeext->cur_channel,
pmlmeext->cur_ch_offset, pmlmeext->cur_bwmode);
return _SUCCESS;
}
static void init_mlme_ext_priv23a_value(struct rtw_adapter *padapter)
{
struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
unsigned char mixed_datarate[NumRates] = {
_1M_RATE_, _2M_RATE_, _5M_RATE_, _11M_RATE_, _6M_RATE_,
_9M_RATE_, _12M_RATE_, _18M_RATE_, _24M_RATE_, _36M_RATE_,
_48M_RATE_, _54M_RATE_, 0xff};
unsigned char mixed_basicrate[NumRates] = {
_1M_RATE_, _2M_RATE_, _5M_RATE_, _11M_RATE_, _6M_RATE_,
_12M_RATE_, _24M_RATE_, 0xff,};
atomic_set(&pmlmeext->event_seq, 0);
/* reset to zero when disconnect at client mode */
pmlmeext->mgnt_seq = 0;
pmlmeext->cur_channel = padapter->registrypriv.channel;
pmlmeext->cur_bwmode = HT_CHANNEL_WIDTH_20;
pmlmeext->cur_ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
pmlmeext->retry = 0;
pmlmeext->cur_wireless_mode = padapter->registrypriv.wireless_mode;
memcpy(pmlmeext->datarate, mixed_datarate, NumRates);
memcpy(pmlmeext->basicrate, mixed_basicrate, NumRates);
if (pmlmeext->cur_channel > 14)
pmlmeext->tx_rate = IEEE80211_OFDM_RATE_6MB;
else
pmlmeext->tx_rate = IEEE80211_CCK_RATE_1MB;
pmlmeext->sitesurvey_res.state = SCAN_DISABLE;
pmlmeext->sitesurvey_res.channel_idx = 0;
pmlmeext->sitesurvey_res.bss_cnt = 0;
pmlmeext->scan_abort = false;
pmlmeinfo->state = MSR_NOLINK;
pmlmeinfo->reauth_count = 0;
pmlmeinfo->reassoc_count = 0;
pmlmeinfo->link_count = 0;
pmlmeinfo->auth_seq = 0;
pmlmeinfo->auth_algo = dot11AuthAlgrthm_Open;
pmlmeinfo->key_index = 0;
pmlmeinfo->iv = 0;
pmlmeinfo->enc_algo = 0;
pmlmeinfo->authModeToggle = 0;
memset(pmlmeinfo->chg_txt, 0, 128);
pmlmeinfo->slotTime = SHORT_SLOT_TIME;
pmlmeinfo->preamble_mode = PREAMBLE_AUTO;
pmlmeinfo->dialogToken = 0;
pmlmeext->action_public_rxseq = 0xffff;
pmlmeext->action_public_dialog_token = 0xff;
}
static int has_channel(struct rt_channel_info *channel_set,
u8 chanset_size, u8 chan) {
int i;
for (i = 0; i < chanset_size; i++) {
if (channel_set[i].ChannelNum == chan)
return 1;
}
return 0;
}
static void init_channel_list(struct rtw_adapter *padapter,
struct rt_channel_info *channel_set,
u8 chanset_size,
struct p2p_channels *channel_list)
{
struct p2p_oper_class_map op_class[] = {
{ IEEE80211G, 81, 1, 13, 1, BW20 },
{ IEEE80211G, 82, 14, 14, 1, BW20 },
{ IEEE80211A, 115, 36, 48, 4, BW20 },
{ IEEE80211A, 116, 36, 44, 8, BW40PLUS },
{ IEEE80211A, 117, 40, 48, 8, BW40MINUS },
{ IEEE80211A, 124, 149, 161, 4, BW20 },
{ IEEE80211A, 125, 149, 169, 4, BW20 },
{ IEEE80211A, 126, 149, 157, 8, BW40PLUS },
{ IEEE80211A, 127, 153, 161, 8, BW40MINUS },
{ -1, 0, 0, 0, 0, BW20 }
};
int cla, op;
cla = 0;
for (op = 0; op_class[op].op_class; op++) {
u8 ch;
struct p2p_oper_class_map *o = &op_class[op];
struct p2p_reg_class *reg = NULL;
for (ch = o->min_chan; ch <= o->max_chan; ch += o->inc) {
if (!has_channel(channel_set, chanset_size, ch))
continue;
if ((0 == padapter->registrypriv.ht_enable) &&
(o->inc == 8))
continue;
if ((0 == (padapter->registrypriv.cbw40_enable & BIT(1))) &&
((BW40MINUS == o->bw) || (BW40PLUS == o->bw)))
continue;
if (reg == NULL) {
reg = &channel_list->reg_class[cla];
cla++;
reg->reg_class = o->op_class;
reg->channels = 0;
}
reg->channel[reg->channels] = ch;
reg->channels++;
}
}
channel_list->reg_classes = cla;
}
static u8 init_channel_set(struct rtw_adapter *padapter, u8 cplan,
struct rt_channel_info *c_set)
{
u8 i, ch_size = 0;
u8 b5GBand = false, b2_4GBand = false;
u8 Index2G = 0, Index5G = 0;
memset(c_set, 0, sizeof(struct rt_channel_info) * MAX_CHANNEL_NUM);
if (cplan >= RT_CHANNEL_DOMAIN_MAX &&
cplan != RT_CHANNEL_DOMAIN_REALTEK_DEFINE) {
DBG_8723A("ChannelPlan ID %x error !!!!!\n", cplan);
return ch_size;
}
if (padapter->registrypriv.wireless_mode & WIRELESS_11G) {
b2_4GBand = true;
if (RT_CHANNEL_DOMAIN_REALTEK_DEFINE == cplan)
Index2G = RTW_CHANNEL_PLAN_MAP_REALTEK_DEFINE.Index2G;
else
Index2G = RTW_ChannelPlanMap[cplan].Index2G;
}
if (padapter->registrypriv.wireless_mode & WIRELESS_11A) {
b5GBand = true;
if (RT_CHANNEL_DOMAIN_REALTEK_DEFINE == cplan)
Index5G = RTW_CHANNEL_PLAN_MAP_REALTEK_DEFINE.Index5G;
else
Index5G = RTW_ChannelPlanMap[cplan].Index5G;
}
if (b2_4GBand) {
for (i = 0; i < RTW_ChannelPlan2G[Index2G].Len; i++) {
c_set[ch_size].ChannelNum =
RTW_ChannelPlan2G[Index2G].Channel[i];
if ((RT_CHANNEL_DOMAIN_GLOBAL_DOAMIN == cplan) ||
/* Channel 1~11 is active, and 12~14 is passive */
RT_CHANNEL_DOMAIN_GLOBAL_DOAMIN_2G == cplan) {
if (c_set[ch_size].ChannelNum >= 1 &&
c_set[ch_size].ChannelNum <= 11)
c_set[ch_size].ScanType = SCAN_ACTIVE;
else if (c_set[ch_size].ChannelNum >= 12 &&
c_set[ch_size].ChannelNum <= 14)
c_set[ch_size].ScanType = SCAN_PASSIVE;
} else if (RT_CHANNEL_DOMAIN_WORLD_WIDE_13 == cplan ||
RT_CHANNEL_DOMAIN_WORLD_WIDE_5G == cplan ||
RT_CHANNEL_DOMAIN_2G_WORLD == Index2G) {
/* channel 12~13, passive scan */
if (c_set[ch_size].ChannelNum <= 11)
c_set[ch_size].ScanType = SCAN_ACTIVE;
else
c_set[ch_size].ScanType = SCAN_PASSIVE;
} else
c_set[ch_size].ScanType = SCAN_ACTIVE;
ch_size++;
}
}
if (b5GBand) {
for (i = 0; i < RTW_ChannelPlan5G[Index5G].Len; i++) {
if (RTW_ChannelPlan5G[Index5G].Channel[i] <= 48 ||
RTW_ChannelPlan5G[Index5G].Channel[i] >= 149) {
c_set[ch_size].ChannelNum =
RTW_ChannelPlan5G[Index5G].Channel[i];
if (RT_CHANNEL_DOMAIN_WORLD_WIDE_5G == cplan) {
/* passive scan for all 5G channels */
c_set[ch_size].ScanType =
SCAN_PASSIVE;
} else
c_set[ch_size].ScanType =
SCAN_ACTIVE;
DBG_8723A("%s(): channel_set[%d].ChannelNum = "
"%d\n", __func__, ch_size,
c_set[ch_size].ChannelNum);
ch_size++;
}
}
}
return ch_size;
}
int init_mlme_ext_priv23a(struct rtw_adapter *padapter)
{
struct registry_priv *pregistrypriv = &padapter->registrypriv;
struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
pmlmeext->padapter = padapter;
init_mlme_ext_priv23a_value(padapter);
pmlmeinfo->bAcceptAddbaReq = pregistrypriv->bAcceptAddbaReq;
init_mlme_ext_timer23a(padapter);
#ifdef CONFIG_8723AU_AP_MODE
init_mlme_ap_info23a(padapter);
#endif
pmlmeext->max_chan_nums = init_channel_set(padapter,
pmlmepriv->ChannelPlan,
pmlmeext->channel_set);
init_channel_list(padapter, pmlmeext->channel_set,
pmlmeext->max_chan_nums, &pmlmeext->channel_list);
pmlmeext->chan_scan_time = SURVEY_TO;
pmlmeext->mlmeext_init = true;
pmlmeext->active_keep_alive_check = true;
return _SUCCESS;
}
void free_mlme_ext_priv23a (struct mlme_ext_priv *pmlmeext)
{
struct rtw_adapter *padapter = pmlmeext->padapter;
if (!padapter)
return;
if (padapter->bDriverStopped == true) {
del_timer_sync(&pmlmeext->survey_timer);
del_timer_sync(&pmlmeext->link_timer);
/* del_timer_sync(&pmlmeext->ADDBA_timer); */
}
}
static void
_mgt_dispatcher23a(struct rtw_adapter *padapter, struct mlme_handler *ptable,
struct recv_frame *precv_frame)
{
struct sk_buff *skb = precv_frame->pkt;
struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) skb->data;
if (ptable->func) {
/* receive the frames that ra(a1) is my address
or ra(a1) is bc address. */
if (!ether_addr_equal(hdr->addr1, myid(&padapter->eeprompriv))&&
!is_broadcast_ether_addr(hdr->addr1))
return;
ptable->func(padapter, precv_frame);
}
}
void mgt_dispatcher23a(struct rtw_adapter *padapter,
struct recv_frame *precv_frame)
{
struct mlme_handler *ptable;
#ifdef CONFIG_8723AU_AP_MODE
struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
#endif /* CONFIG_8723AU_AP_MODE */
struct sk_buff *skb = precv_frame->pkt;
struct ieee80211_mgmt *mgmt = (struct ieee80211_mgmt *) skb->data;
struct sta_info *psta;
u16 stype;
int index;
if (!ieee80211_is_mgmt(mgmt->frame_control))
return;
/* receive the frames that ra(a1) is my address or ra(a1) is
bc address. */
if (!ether_addr_equal(mgmt->da, myid(&padapter->eeprompriv)) &&
!is_broadcast_ether_addr(mgmt->da))
return;
ptable = mlme_sta_tbl;
stype = le16_to_cpu(mgmt->frame_control) & IEEE80211_FCTL_STYPE;
index = stype >> 4;
if (index > 13) {
RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_,
"Currently we do not support reserved sub-fr-type =%d\n",
index);
return;
}
ptable += index;
psta = rtw_get_stainfo23a(&padapter->stapriv, mgmt->sa);
if (psta) {
if (ieee80211_has_retry(mgmt->frame_control)) {
if (precv_frame->attrib.seq_num ==
psta->RxMgmtFrameSeqNum) {
/* drop the duplicate management frame */
DBG_8723A("Drop duplicate management frame "
"with seq_num = %d.\n",
precv_frame->attrib.seq_num);
return;
}
}
psta->RxMgmtFrameSeqNum = precv_frame->attrib.seq_num;
}
#ifdef CONFIG_8723AU_AP_MODE
switch (stype) {
case IEEE80211_STYPE_AUTH:
if (check_fwstate(pmlmepriv, WIFI_AP_STATE))
ptable->func = &OnAuth23a;
else
ptable->func = &OnAuth23aClient23a;
/* pass through */
case IEEE80211_STYPE_ASSOC_REQ:
case IEEE80211_STYPE_REASSOC_REQ:
_mgt_dispatcher23a(padapter, ptable, precv_frame);
break;
case IEEE80211_STYPE_PROBE_REQ:
if (check_fwstate(pmlmepriv, WIFI_AP_STATE))
_mgt_dispatcher23a(padapter, ptable, precv_frame);
else
_mgt_dispatcher23a(padapter, ptable, precv_frame);
break;
case IEEE80211_STYPE_BEACON:
_mgt_dispatcher23a(padapter, ptable, precv_frame);
break;
case IEEE80211_STYPE_ACTION:
/* if (check_fwstate(pmlmepriv, WIFI_AP_STATE)) */
_mgt_dispatcher23a(padapter, ptable, precv_frame);
break;
default:
_mgt_dispatcher23a(padapter, ptable, precv_frame);
break;
}
#else
_mgt_dispatcher23a(padapter, ptable, precv_frame);
#endif
}
/****************************************************************************
Following are the callback functions for each subtype of the management frames
*****************************************************************************/
static int
OnProbeReq23a(struct rtw_adapter *padapter, struct recv_frame *precv_frame)
{
const u8 *ie;
struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
struct wlan_bssid_ex *cur = &pmlmeinfo->network;
struct sk_buff *skb = precv_frame->pkt;
struct ieee80211_mgmt *mgmt = (struct ieee80211_mgmt *) skb->data;
int len = skb->len;
if (check_fwstate(pmlmepriv, WIFI_STATION_STATE))
return _SUCCESS;
if (!check_fwstate(pmlmepriv, _FW_LINKED) &&
!check_fwstate(pmlmepriv,
WIFI_ADHOC_MASTER_STATE | WIFI_AP_STATE))
return _SUCCESS;
if (unlikely(!ieee80211_is_probe_req(mgmt->frame_control))) {
printk(KERN_WARNING "%s: Received non probe request frame\n",
__func__);
return _FAIL;
}
len -= offsetof(struct ieee80211_mgmt, u.probe_req.variable);
ie = cfg80211_find_ie(WLAN_EID_SSID, mgmt->u.probe_req.variable, len);
/* check (wildcard) SSID */
if (!ie)
goto out;
if ((ie[1] && memcmp(ie + 2, cur->Ssid.ssid, cur->Ssid.ssid_len)) ||
(ie[1] == 0 && pmlmeinfo->hidden_ssid_mode)) {
return _SUCCESS;
}
if (check_fwstate(pmlmepriv, _FW_LINKED) &&
pmlmepriv->cur_network.join_res)
issue_probersp(padapter, mgmt->sa);
out:
return _SUCCESS;
}
static int
OnProbeRsp23a(struct rtw_adapter *padapter, struct recv_frame *precv_frame)
{
struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
if (pmlmeext->sitesurvey_res.state == SCAN_PROCESS) {
report_survey_event23a(padapter, precv_frame);
return _SUCCESS;
}
return _SUCCESS;
}
static int
OnBeacon23a(struct rtw_adapter *padapter, struct recv_frame *precv_frame)
{
int cam_idx;
struct sta_info *psta;
struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
struct sta_priv *pstapriv = &padapter->stapriv;
struct sk_buff *skb = precv_frame->pkt;
struct ieee80211_mgmt *mgmt = (struct ieee80211_mgmt *) skb->data;
int pkt_len = skb->len;
struct wlan_bssid_ex *pbss;
int ret = _SUCCESS;
u8 *p, *pie;
int pie_len;
u32 ielen = 0;
pie = mgmt->u.beacon.variable;
pie_len = pkt_len - offsetof(struct ieee80211_mgmt, u.beacon.variable);
p = rtw_get_ie23a(pie, WLAN_EID_EXT_SUPP_RATES, &ielen, pie_len);
if (p && ielen > 0) {
if (p[1 + ielen] == 0x2D && p[2 + ielen] != 0x2D) {
/* Invalid value 0x2D is detected in Extended Supported
* Rates (ESR) IE. Try to fix the IE length to avoid
* failed Beacon parsing.
*/
DBG_8723A("[WIFIDBG] Error in ESR IE is detected in "
"Beacon of BSSID: %pM. Fix the length of "
"ESR IE to avoid failed Beacon parsing.\n",
mgmt->bssid);
p[1] = ielen - 1;
}
}
if (pmlmeext->sitesurvey_res.state == SCAN_PROCESS) {
report_survey_event23a(padapter, precv_frame);
return _SUCCESS;
}
if (!ether_addr_equal(mgmt->bssid,
get_my_bssid23a(&pmlmeinfo->network)))
goto out;
if (pmlmeinfo->state & WIFI_FW_AUTH_NULL) {
/* we should update current network before auth,
or some IE is wrong */
pbss = collect_bss_info(padapter, precv_frame);
if (pbss) {
update_network23a(&pmlmepriv->cur_network.network, pbss,
padapter, true);
rtw_get_bcn_info23a(&pmlmepriv->cur_network);
kfree(pbss);
}
/* check the vendor of the assoc AP */
pmlmeinfo->assoc_AP_vendor =
check_assoc_AP23a((u8 *)&mgmt->u.beacon, pkt_len -
offsetof(struct ieee80211_mgmt, u));
/* update TSF Value */
rtw_update_TSF(pmlmeext, mgmt);
/* start auth */
start_clnt_auth(padapter);
return _SUCCESS;
}
if (((pmlmeinfo->state & 0x03) == MSR_AP) &&
(pmlmeinfo->state & WIFI_FW_ASSOC_SUCCESS)) {
psta = rtw_get_stainfo23a(pstapriv, mgmt->sa);
if (psta) {
ret = rtw_check_bcn_info23a(padapter, mgmt, pkt_len);
if (ret != _SUCCESS) {
DBG_8723A_LEVEL(_drv_always_, "ap has changed, "
"disconnect now\n");
receive_disconnect23a(padapter, pmlmeinfo->network.MacAddress, 65535);
return _SUCCESS;
}
/* update WMM, ERP in the beacon */
/* todo: the timer is used instead of
the number of the beacon received */
if ((sta_rx_pkts(psta) & 0xf) == 0) {
/* DBG_8723A("update_bcn_info\n"); */
update_beacon23a_info(padapter, mgmt,
pkt_len, psta);
}
}
} else if ((pmlmeinfo->state&0x03) == MSR_ADHOC) {
psta = rtw_get_stainfo23a(pstapriv, mgmt->sa);
if (psta) {
/* update WMM, ERP in the beacon */
/* todo: the timer is used instead of the
number of the beacon received */
if ((sta_rx_pkts(psta) & 0xf) == 0) {
/* DBG_8723A("update_bcn_info\n"); */
update_beacon23a_info(padapter, mgmt,
pkt_len, psta);
}
} else {
/* allocate a new CAM entry for IBSS station */
cam_idx = allocate_fw_sta_entry23a(padapter);
if (cam_idx == NUM_STA)
goto out;
/* get supported rate */
if (update_sta_support_rate23a(padapter, pie, pie_len,
cam_idx) == _FAIL) {
pmlmeinfo->FW_sta_info[cam_idx].status = 0;
goto out;
}
/* update TSF Value */
rtw_update_TSF(pmlmeext, mgmt);
/* report sta add event */
report_add_sta_event23a(padapter, mgmt->sa,
cam_idx);
}
}
out:
return _SUCCESS;
}
#ifdef CONFIG_8723AU_AP_MODE
static int
OnAuth23a(struct rtw_adapter *padapter, struct recv_frame *precv_frame)
{
static struct sta_info stat;
struct sta_info *pstat = NULL;
struct sta_priv *pstapriv = &padapter->stapriv;
struct security_priv *psecuritypriv = &padapter->securitypriv;
struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
struct sk_buff *skb = precv_frame->pkt;
struct ieee80211_mgmt *mgmt = (struct ieee80211_mgmt *) skb->data;
u8 *pframe;
const u8 *p;
unsigned char *sa;
u16 auth_mode, seq, algorithm;
int status, len = skb->len;
if ((pmlmeinfo->state & 0x03) != MSR_AP)
return _FAIL;
DBG_8723A("+OnAuth23a\n");
sa = mgmt->sa;
auth_mode = psecuritypriv->dot11AuthAlgrthm;
pframe = mgmt->u.auth.variable;
len = skb->len - offsetof(struct ieee80211_mgmt, u.auth.variable);
seq = le16_to_cpu(mgmt->u.auth.auth_transaction);
algorithm = le16_to_cpu(mgmt->u.auth.auth_alg);
DBG_8723A("auth alg =%x, seq =%X\n", algorithm, seq);
if (auth_mode == 2 &&
psecuritypriv->dot11PrivacyAlgrthm != WLAN_CIPHER_SUITE_WEP40 &&
psecuritypriv->dot11PrivacyAlgrthm != WLAN_CIPHER_SUITE_WEP104)
auth_mode = 0;
/* rx a shared-key auth but shared not enabled, or */
/* rx a open-system auth but shared-key is enabled */
if ((algorithm != WLAN_AUTH_OPEN && auth_mode == 0) ||
(algorithm == WLAN_AUTH_OPEN && auth_mode == 1)) {
DBG_8723A("auth rejected due to bad alg [alg =%d, auth_mib "
"=%d] %02X%02X%02X%02X%02X%02X\n",
algorithm, auth_mode,
sa[0], sa[1], sa[2], sa[3], sa[4], sa[5]);
status = WLAN_STATUS_NOT_SUPPORTED_AUTH_ALG;
goto auth_fail;
}
if (rtw_access_ctrl23a(padapter, sa) == false) {
status = WLAN_STATUS_AP_UNABLE_TO_HANDLE_NEW_STA;
goto auth_fail;
}
pstat = rtw_get_stainfo23a(pstapriv, sa);
if (!pstat) {
/* allocate a new one */
DBG_8723A("going to alloc stainfo for sa =%pM\n", sa);
pstat = rtw_alloc_stainfo23a(pstapriv, sa, GFP_ATOMIC);
if (!pstat) {
DBG_8723A(" Exceed the upper limit of supported "
"clients...\n");
status = WLAN_STATUS_AP_UNABLE_TO_HANDLE_NEW_STA;
goto auth_fail;
}
pstat->state = WIFI_FW_AUTH_NULL;
pstat->auth_seq = 0;
/* pstat->flags = 0; */
/* pstat->capability = 0; */
} else {
spin_lock_bh(&pstapriv->asoc_list_lock);
if (!list_empty(&pstat->asoc_list)) {
list_del_init(&pstat->asoc_list);
pstapriv->asoc_list_cnt--;
if (pstat->expire_to > 0) {
/* TODO: STA re_auth within expire_to */
}
}
spin_unlock_bh(&pstapriv->asoc_list_lock);
if (seq == 1) {
/* TODO: STA re_auth and auth timeout */
}
}
spin_lock_bh(&pstapriv->auth_list_lock);
if (list_empty(&pstat->auth_list)) {
list_add_tail(&pstat->auth_list, &pstapriv->auth_list);
pstapriv->auth_list_cnt++;
}
spin_unlock_bh(&pstapriv->auth_list_lock);
if (pstat->auth_seq == 0)
pstat->expire_to = pstapriv->auth_to;
if ((pstat->auth_seq + 1) != seq) {
DBG_8723A("(1)auth rejected because out of seq [rx_seq =%d, "
"exp_seq =%d]!\n", seq, pstat->auth_seq+1);
status = WLAN_STATUS_UNKNOWN_AUTH_TRANSACTION;
goto auth_fail;
}
if (algorithm == WLAN_AUTH_OPEN && (auth_mode == 0 || auth_mode == 2)) {
if (seq == 1) {
pstat->state &= ~WIFI_FW_AUTH_NULL;
pstat->state |= WIFI_FW_AUTH_SUCCESS;
pstat->expire_to = pstapriv->assoc_to;
pstat->authalg = algorithm;
} else {
DBG_8723A("(2)auth rejected because out of seq "
"[rx_seq =%d, exp_seq =%d]!\n",
seq, pstat->auth_seq+1);
status = WLAN_STATUS_UNKNOWN_AUTH_TRANSACTION;
goto auth_fail;
}
} else { /* shared system or auto authentication */
if (seq == 1) {
/* prepare for the challenging txt... */
pstat->state &= ~WIFI_FW_AUTH_NULL;
pstat->state |= WIFI_FW_AUTH_STATE;
pstat->authalg = algorithm;
pstat->auth_seq = 2;
} else if (seq == 3) {
/* checking for challenging txt... */
DBG_8723A("checking for challenging txt...\n");
p = cfg80211_find_ie(WLAN_EID_CHALLENGE, pframe, len);
if (!p || p[1] <= 0) {
DBG_8723A("auth rejected because challenge "
"failure!(1)\n");
status = WLAN_STATUS_CHALLENGE_FAIL;
goto auth_fail;
}
if (!memcmp(p + 2, pstat->chg_txt, 128)) {
pstat->state &= ~WIFI_FW_AUTH_STATE;
pstat->state |= WIFI_FW_AUTH_SUCCESS;
/* challenging txt is correct... */
pstat->expire_to = pstapriv->assoc_to;
} else {
DBG_8723A("auth rejected because challenge "
"failure!\n");
status = WLAN_STATUS_CHALLENGE_FAIL;
goto auth_fail;
}
} else {
DBG_8723A("(3)auth rejected because out of seq "
"[rx_seq =%d, exp_seq =%d]!\n",
seq, pstat->auth_seq+1);
status = WLAN_STATUS_UNKNOWN_AUTH_TRANSACTION;
goto auth_fail;
}
}
/* Now, we are going to issue_auth... */
pstat->auth_seq = seq + 1;
issue_auth(padapter, pstat, WLAN_STATUS_SUCCESS);
if (pstat->state & WIFI_FW_AUTH_SUCCESS)
pstat->auth_seq = 0;
return _SUCCESS;
auth_fail:
if (pstat)
rtw_free_stainfo23a(padapter, pstat);
pstat = &stat;
memset((char *)pstat, '\0', sizeof(stat));
pstat->auth_seq = 2;
ether_addr_copy(pstat->hwaddr, sa);
issue_auth(padapter, pstat, (unsigned short)status);
return _FAIL;
}
#endif
static int
OnAuth23aClient23a(struct rtw_adapter *padapter, struct recv_frame *precv_frame)
{
unsigned int seq, status, algthm;
unsigned int go2asoc = 0;
struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
struct sk_buff *skb = precv_frame->pkt;
struct ieee80211_mgmt *mgmt = (struct ieee80211_mgmt *) skb->data;
const u8 *p;
u8 *pie;
int plen = skb->len;
DBG_8723A("%s\n", __func__);
/* check A1 matches or not */
if (!ether_addr_equal(myid(&padapter->eeprompriv), mgmt->da))
return _SUCCESS;
if (!(pmlmeinfo->state & WIFI_FW_AUTH_STATE))
return _SUCCESS;
pie = mgmt->u.auth.variable;
plen -= offsetof(struct ieee80211_mgmt, u.auth.variable);
algthm = le16_to_cpu(mgmt->u.auth.auth_alg);
seq = le16_to_cpu(mgmt->u.auth.auth_transaction);
status = le16_to_cpu(mgmt->u.auth.status_code);
if (status) {
DBG_8723A("clnt auth fail, status: %d\n", status);
/* pmlmeinfo->auth_algo == dot11AuthAlgrthm_Auto) */
if (status == WLAN_STATUS_NOT_SUPPORTED_AUTH_ALG) {
if (pmlmeinfo->auth_algo == dot11AuthAlgrthm_Shared)
pmlmeinfo->auth_algo = dot11AuthAlgrthm_Open;
else
pmlmeinfo->auth_algo = dot11AuthAlgrthm_Shared;
/* pmlmeinfo->reauth_count = 0; */
}
set_link_timer(pmlmeext, 1);
goto authclnt_fail;
}
if (seq == 2) {
if (pmlmeinfo->auth_algo == dot11AuthAlgrthm_Shared) {
/* legendary shared system */
p = cfg80211_find_ie(WLAN_EID_CHALLENGE, pie, plen);
if (!p) {
/* DBG_8723A("marc: no challenge text?\n"); */
goto authclnt_fail;
}
memcpy((void *)(pmlmeinfo->chg_txt), p + 2, p[1]);
pmlmeinfo->auth_seq = 3;
issue_auth(padapter, NULL, 0);
set_link_timer(pmlmeext, REAUTH_TO);
return _SUCCESS;
} else {
/* open system */
go2asoc = 1;
}
} else if (seq == 4) {
if (pmlmeinfo->auth_algo == dot11AuthAlgrthm_Shared)
go2asoc = 1;
else
goto authclnt_fail;
} else {
/* this is also illegal */
/* DBG_8723A("marc: clnt auth failed due to illegal seq =%x\n",
seq); */
goto authclnt_fail;
}
if (go2asoc) {
DBG_8723A_LEVEL(_drv_always_, "auth success, start assoc\n");
start_clnt_assoc(padapter);
return _SUCCESS;
}
authclnt_fail:
/* pmlmeinfo->state &= ~(WIFI_FW_AUTH_STATE); */
return _FAIL;
}
#ifdef CONFIG_8723AU_AP_MODE
static int rtw_validate_vendor_specific_ies(const u8 *pos, int elen)
{
unsigned int oui;
/* first 3 bytes in vendor specific information element are the IEEE
* OUI of the vendor. The following byte is used a vendor specific
* sub-type. */
if (elen < 4) {
DBG_8723A("short vendor specific information element "
"ignored (len =%i)\n", elen);
return -EINVAL;
}
oui = RTW_GET_BE24(pos);
switch (oui) {
case WLAN_OUI_MICROSOFT:
/* Microsoft/Wi-Fi information elements are further typed and
* subtyped */
switch (pos[3]) {
case WLAN_OUI_TYPE_MICROSOFT_WPA:
/* Microsoft OUI (00:50:F2) with OUI Type 1:
* real WPA information element */
break;
case WLAN_OUI_TYPE_MICROSOFT_WMM:
if (elen < 5) {
DBG_8723A("short WME information element "
"ignored (len =%i)\n", elen);
return -EINVAL;
}
switch (pos[4]) {
case WME_OUI_SUBTYPE_INFORMATION_ELEMENT:
case WME_OUI_SUBTYPE_PARAMETER_ELEMENT:
break;
case WME_OUI_SUBTYPE_TSPEC_ELEMENT:
break;
default:
DBG_8723A("unknown WME information element "
"ignored (subtype =%d len =%i)\n",
pos[4], elen);
return -EINVAL;
}
break;
case WLAN_OUI_TYPE_MICROSOFT_WPS:
/* Wi-Fi Protected Setup (WPS) IE */
break;
default:
DBG_8723A("Unknown Microsoft information element "
"ignored (type =%d len =%i)\n",
pos[3], elen);
return -EINVAL;
}
break;
case OUI_BROADCOM:
switch (pos[3]) {
case VENDOR_HT_CAPAB_OUI_TYPE:
break;
default:
DBG_8723A("Unknown Broadcom information element "
"ignored (type =%d len =%i)\n", pos[3], elen);
return -EINVAL;
}
break;
default:
DBG_8723A("unknown vendor specific information element "
"ignored (vendor OUI %02x:%02x:%02x len =%i)\n",
pos[0], pos[1], pos[2], elen);
return -EINVAL;
}
return 0;
}
static int rtw_validate_frame_ies(const u8 *start, uint len)
{
const u8 *pos = start;
int left = len;
int unknown = 0;
while (left >= 2) {
u8 id, elen;
id = *pos++;
elen = *pos++;
left -= 2;
if (elen > left) {
DBG_8723A("%s: IEEE 802.11 failed (id =%d elen =%d "
"left =%i)\n", __func__, id, elen, left);
return -EINVAL;
}
switch (id) {
case WLAN_EID_SSID:
case WLAN_EID_SUPP_RATES:
case WLAN_EID_FH_PARAMS:
case WLAN_EID_DS_PARAMS:
case WLAN_EID_CF_PARAMS:
case WLAN_EID_TIM:
case WLAN_EID_IBSS_PARAMS:
case WLAN_EID_CHALLENGE:
case WLAN_EID_ERP_INFO:
case WLAN_EID_EXT_SUPP_RATES:
break;
case WLAN_EID_VENDOR_SPECIFIC:
if (rtw_validate_vendor_specific_ies(pos, elen))
unknown++;
break;
case WLAN_EID_RSN:
case WLAN_EID_PWR_CAPABILITY:
case WLAN_EID_SUPPORTED_CHANNELS:
case WLAN_EID_MOBILITY_DOMAIN:
case WLAN_EID_FAST_BSS_TRANSITION:
case WLAN_EID_TIMEOUT_INTERVAL:
case WLAN_EID_HT_CAPABILITY:
case WLAN_EID_HT_OPERATION:
default:
unknown++;
DBG_8723A("%s IEEE 802.11 ignored unknown element "
"(id =%d elen =%d)\n", __func__, id, elen);
break;
}
left -= elen;
pos += elen;
}
if (left)
return -EINVAL;
return 0;
}
#endif
static int
OnAssocReq23a(struct rtw_adapter *padapter, struct recv_frame *precv_frame)
{
#ifdef CONFIG_8723AU_AP_MODE
u16 capab_info, listen_interval;
struct sta_info *pstat;
unsigned char reassoc;
int i, wpa_ie_len, left;
unsigned char supportRate[16];
int supportRateNum;
unsigned short status = WLAN_STATUS_SUCCESS;
struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
struct security_priv *psecuritypriv = &padapter->securitypriv;
struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
struct wlan_bssid_ex *cur = &pmlmeinfo->network;
struct sta_priv *pstapriv = &padapter->stapriv;
struct sk_buff *skb = precv_frame->pkt;
struct ieee80211_mgmt *mgmt = (struct ieee80211_mgmt *) skb->data;
const u8 *pos, *p, *wpa_ie, *wps_ie;
u8 *pframe = skb->data;
uint pkt_len = skb->len;
int r;
if ((pmlmeinfo->state & 0x03) != MSR_AP)
return _FAIL;
left = pkt_len - sizeof(struct ieee80211_hdr_3addr);
if (ieee80211_is_assoc_req(mgmt->frame_control)) {
reassoc = 0;
pos = mgmt->u.assoc_req.variable;
left -= offsetof(struct ieee80211_mgmt, u.assoc_req.variable);
} else { /* WIFI_REASSOCREQ */
reassoc = 1;
pos = mgmt->u.reassoc_req.variable;
left -= offsetof(struct ieee80211_mgmt, u.reassoc_req.variable);
}
if (left < 0) {
DBG_8723A("handle_assoc(reassoc =%d) - too short payload "
"(len =%lu)\n", reassoc, (unsigned long)pkt_len);
return _FAIL;
}
pstat = rtw_get_stainfo23a(pstapriv, mgmt->sa);
if (!pstat) {
status = WLAN_REASON_CLASS2_FRAME_FROM_NONAUTH_STA;
goto asoc_class2_error;
}
/* These two are located at the same offsets whether it's an
* assoc_req or a reassoc_req */
capab_info = get_unaligned_le16(&mgmt->u.assoc_req.capab_info);
listen_interval =
get_unaligned_le16(&mgmt->u.assoc_req.listen_interval);
DBG_8723A("%s\n", __func__);
/* check if this stat has been successfully authenticated/assocated */
if (!(pstat->state & WIFI_FW_AUTH_SUCCESS)) {
if (!(pstat->state & WIFI_FW_ASSOC_SUCCESS)) {
status = WLAN_REASON_CLASS2_FRAME_FROM_NONAUTH_STA;
goto asoc_class2_error;
} else {
pstat->state &= (~WIFI_FW_ASSOC_SUCCESS);
pstat->state |= WIFI_FW_ASSOC_STATE;
}
} else {
pstat->state &= (~WIFI_FW_AUTH_SUCCESS);
pstat->state |= WIFI_FW_ASSOC_STATE;
}
pstat->capability = capab_info;
/* now parse all ieee802_11 ie to point to elems */
if (rtw_validate_frame_ies(pos, left)) {
DBG_8723A("STA %pM sent invalid association request\n",
pstat->hwaddr);
status = WLAN_STATUS_UNSPECIFIED_FAILURE;
goto OnAssocReq23aFail;
}
/* now we should check all the fields... */
/* checking SSID */
p = cfg80211_find_ie(WLAN_EID_SSID, pos, left);
if (!p || p[1] == 0) {
/* broadcast ssid, however it is not allowed in assocreq */
DBG_8723A("STA %pM sent invalid association request lacking an SSID\n",
pstat->hwaddr);
status = WLAN_STATUS_UNSPECIFIED_FAILURE;
goto OnAssocReq23aFail;
} else {
/* check if ssid match */
if (memcmp(p + 2, cur->Ssid.ssid, cur->Ssid.ssid_len))
status = WLAN_STATUS_UNSPECIFIED_FAILURE;
if (p[1] != cur->Ssid.ssid_len)
status = WLAN_STATUS_UNSPECIFIED_FAILURE;
}
if (status != WLAN_STATUS_SUCCESS)
goto OnAssocReq23aFail;
/* check if the supported rate is ok */
p = cfg80211_find_ie(WLAN_EID_SUPP_RATES, pos, left);
if (!p) {
DBG_8723A("Rx a sta assoc-req which supported rate is "
"empty!\n");
/* use our own rate set as statoin used */
/* memcpy(supportRate, AP_BSSRATE, AP_BSSRATE_LEN); */
/* supportRateNum = AP_BSSRATE_LEN; */
status = WLAN_STATUS_UNSPECIFIED_FAILURE;
goto OnAssocReq23aFail;
} else {
memcpy(supportRate, p + 2, p[1]);
supportRateNum = p[1];
p = cfg80211_find_ie(WLAN_EID_EXT_SUPP_RATES, pos, left);
if (p) {
if (supportRateNum <= sizeof(supportRate)) {
memcpy(supportRate+supportRateNum, p + 2, p[1]);
supportRateNum += p[1];
}
}
}
/* todo: mask supportRate between AP & STA -> move to update raid */
/* get_matched_rate(pmlmeext, supportRate, &supportRateNum, 0); */
/* update station supportRate */
pstat->bssratelen = supportRateNum;
memcpy(pstat->bssrateset, supportRate, supportRateNum);
Update23aTblForSoftAP(pstat->bssrateset, pstat->bssratelen);
/* check RSN/WPA/WPS */
pstat->dot8021xalg = 0;
pstat->wpa_psk = 0;
pstat->wpa_group_cipher = 0;
pstat->wpa2_group_cipher = 0;
pstat->wpa_pairwise_cipher = 0;
pstat->wpa2_pairwise_cipher = 0;
memset(pstat->wpa_ie, 0, sizeof(pstat->wpa_ie));
wpa_ie = cfg80211_find_ie(WLAN_EID_RSN, pos, left);
if (!wpa_ie)
wpa_ie = cfg80211_find_vendor_ie(WLAN_OUI_MICROSOFT,
WLAN_OUI_TYPE_MICROSOFT_WPA,
pos, left);
if (wpa_ie) {
int group_cipher = 0, pairwise_cipher = 0;
wpa_ie_len = wpa_ie[1];
if (psecuritypriv->wpa_psk & BIT(1)) {
r = rtw_parse_wpa2_ie23a(wpa_ie, wpa_ie_len + 2,
&group_cipher,
&pairwise_cipher, NULL);
if (r == _SUCCESS) {
pstat->dot8021xalg = 1;/* psk, todo:802.1x */
pstat->wpa_psk |= BIT(1);
pstat->wpa2_group_cipher = group_cipher &
psecuritypriv->wpa2_group_cipher;
pstat->wpa2_pairwise_cipher = pairwise_cipher &
psecuritypriv->wpa2_pairwise_cipher;
} else
status = WLAN_STATUS_INVALID_IE;
} else if (psecuritypriv->wpa_psk & BIT(0)) {
r = rtw_parse_wpa_ie23a(wpa_ie, wpa_ie_len + 2,
&group_cipher, &pairwise_cipher,
NULL);
if (r == _SUCCESS) {
pstat->dot8021xalg = 1;/* psk, todo:802.1x */
pstat->wpa_psk |= BIT(0);
pstat->wpa_group_cipher = group_cipher &
psecuritypriv->wpa_group_cipher;
pstat->wpa_pairwise_cipher = pairwise_cipher &
psecuritypriv->wpa_pairwise_cipher;
} else
status = WLAN_STATUS_INVALID_IE;
} else {
wpa_ie = NULL;
wpa_ie_len = 0;
}
if (wpa_ie && status == WLAN_STATUS_SUCCESS) {
if (!pstat->wpa_group_cipher)
status = WLAN_STATUS_INVALID_GROUP_CIPHER;
if (!pstat->wpa_pairwise_cipher)
status = WLAN_STATUS_INVALID_PAIRWISE_CIPHER;
}
}
if (status != WLAN_STATUS_SUCCESS)
goto OnAssocReq23aFail;
pstat->flags &= ~(WLAN_STA_WPS | WLAN_STA_MAYBE_WPS);
wps_ie = cfg80211_find_vendor_ie(WLAN_OUI_MICROSOFT,
WLAN_OUI_TYPE_MICROSOFT_WPS,
pos, left);
if (!wpa_ie) {
if (wps_ie) {
DBG_8723A("STA included WPS IE in (Re)Association "
"Request - assume WPS is used\n");
pstat->flags |= WLAN_STA_WPS;
} else {
DBG_8723A("STA did not include WPA/RSN IE in (Re)"
"Association Request - possible WPS use\n");
pstat->flags |= WLAN_STA_MAYBE_WPS;
}
} else {
int copy_len;
if (psecuritypriv->wpa_psk == 0) {
DBG_8723A("STA %pM: WPA/RSN IE in association request, but AP don't support WPA/RSN\n",
pstat->hwaddr);
status = WLAN_STATUS_INVALID_IE;
goto OnAssocReq23aFail;
}
if (wps_ie) {
DBG_8723A("STA included WPS IE in (Re)Association "
"Request - WPS is used\n");
pstat->flags |= WLAN_STA_WPS;
copy_len = 0;
} else {
copy_len = ((wpa_ie_len + 2) > sizeof(pstat->wpa_ie)) ?
sizeof(pstat->wpa_ie) : (wpa_ie_len + 2);
}
if (copy_len > 0)
memcpy(pstat->wpa_ie, wpa_ie - 2, copy_len);
}
/* check if there is WMM IE & support WWM-PS */
pstat->flags &= ~WLAN_STA_WME;
pstat->qos_option = 0;
pstat->qos_info = 0;
pstat->has_legacy_ac = true;
pstat->uapsd_vo = 0;
pstat->uapsd_vi = 0;
pstat->uapsd_be = 0;
pstat->uapsd_bk = 0;
if (pmlmepriv->qos_option) {
const u8 *end = pos + left;
p = pos;
for (;;) {
left = end - p;
p = cfg80211_find_vendor_ie(WLAN_OUI_MICROSOFT,
WLAN_OUI_TYPE_MICROSOFT_WMM,
p, left);
if (p) {
pstat->flags |= WLAN_STA_WME;
pstat->qos_option = 1;
pstat->qos_info = *(p + 8);
pstat->max_sp_len =
(pstat->qos_info >> 5) & 0x3;
if ((pstat->qos_info & 0xf) != 0xf)
pstat->has_legacy_ac = true;
else
pstat->has_legacy_ac = false;
if (pstat->qos_info & 0xf) {
if (pstat->qos_info & BIT(0))
pstat->uapsd_vo = BIT(0)|BIT(1);
else
pstat->uapsd_vo = 0;
if (pstat->qos_info & BIT(1))
pstat->uapsd_vi = BIT(0)|BIT(1);
else
pstat->uapsd_vi = 0;
if (pstat->qos_info & BIT(2))
pstat->uapsd_bk = BIT(0)|BIT(1);
else
pstat->uapsd_bk = 0;
if (pstat->qos_info & BIT(3))
pstat->uapsd_be = BIT(0)|BIT(1);
else
pstat->uapsd_be = 0;
break;
}
} else {
break;
}
p = p + p[1] + 2;
}
}
/* save HT capabilities in the sta object */
memset(&pstat->htpriv.ht_cap, 0, sizeof(struct ieee80211_ht_cap));
p = cfg80211_find_ie(WLAN_EID_HT_CAPABILITY, pos, left);
if (p && p[1] >= sizeof(struct ieee80211_ht_cap)) {
pstat->flags |= WLAN_STA_HT;
pstat->flags |= WLAN_STA_WME;
memcpy(&pstat->htpriv.ht_cap, p + 2,
sizeof(struct ieee80211_ht_cap));
} else
pstat->flags &= ~WLAN_STA_HT;
if (!pmlmepriv->htpriv.ht_option && pstat->flags & WLAN_STA_HT){
status = WLAN_STATUS_UNSPECIFIED_FAILURE;
goto OnAssocReq23aFail;
}
if (pstat->flags & WLAN_STA_HT &&
(pstat->wpa2_pairwise_cipher & WPA_CIPHER_TKIP ||
pstat->wpa_pairwise_cipher & WPA_CIPHER_TKIP)) {
DBG_8723A("HT: %pM tried to use TKIP with HT association\n",
pstat->hwaddr);
/* status = WLAN_STATUS_CIPHER_REJECTED_PER_POLICY; */
/* goto OnAssocReq23aFail; */
}
pstat->flags |= WLAN_STA_NONERP;
for (i = 0; i < pstat->bssratelen; i++) {
if ((pstat->bssrateset[i] & 0x7f) > 22) {
pstat->flags &= ~WLAN_STA_NONERP;
break;
}
}
if (pstat->capability & WLAN_CAPABILITY_SHORT_PREAMBLE)
pstat->flags |= WLAN_STA_SHORT_PREAMBLE;
else
pstat->flags &= ~WLAN_STA_SHORT_PREAMBLE;
if (status != WLAN_STATUS_SUCCESS)
goto OnAssocReq23aFail;
/* TODO: identify_proprietary_vendor_ie(); */
/* Realtek proprietary IE */
/* identify if this is Broadcom sta */
/* identify if this is ralink sta */
/* Customer proprietary IE */
/* get a unique AID */
if (pstat->aid > 0) {
DBG_8723A(" old AID %d\n", pstat->aid);
} else {
for (pstat->aid = 1; pstat->aid <= NUM_STA; pstat->aid++)
if (pstapriv->sta_aid[pstat->aid - 1] == NULL)
break;
if (pstat->aid > NUM_STA)
pstat->aid = NUM_STA;
if (pstat->aid > pstapriv->max_num_sta) {
pstat->aid = 0;
DBG_8723A(" no room for more AIDs\n");
status = WLAN_STATUS_AP_UNABLE_TO_HANDLE_NEW_STA;
goto OnAssocReq23aFail;
} else {
pstapriv->sta_aid[pstat->aid - 1] = pstat;
DBG_8723A("allocate new AID = (%d)\n", pstat->aid);
}
}
pstat->state &= ~WIFI_FW_ASSOC_STATE;
pstat->state |= WIFI_FW_ASSOC_SUCCESS;
spin_lock_bh(&pstapriv->auth_list_lock);
if (!list_empty(&pstat->auth_list)) {
list_del_init(&pstat->auth_list);
pstapriv->auth_list_cnt--;
}
spin_unlock_bh(&pstapriv->auth_list_lock);
spin_lock_bh(&pstapriv->asoc_list_lock);
if (list_empty(&pstat->asoc_list)) {
pstat->expire_to = pstapriv->expire_to;
list_add_tail(&pstat->asoc_list, &pstapriv->asoc_list);
pstapriv->asoc_list_cnt++;
}
spin_unlock_bh(&pstapriv->asoc_list_lock);
/* now the station is qualified to join our BSS... */
if (pstat && pstat->state & WIFI_FW_ASSOC_SUCCESS &&
status == WLAN_STATUS_SUCCESS) {
/* 1 bss_cap_update & sta_info_update23a */
bss_cap_update_on_sta_join23a(padapter, pstat);
sta_info_update23a(padapter, pstat);
/* issue assoc rsp before notify station join event. */
if (ieee80211_is_assoc_req(mgmt->frame_control))
issue_assocrsp(padapter, status, pstat,
IEEE80211_STYPE_ASSOC_RESP);
else
issue_assocrsp(padapter, status, pstat,
IEEE80211_STYPE_REASSOC_RESP);
/* 2 - report to upper layer */
DBG_8723A("indicate_sta_join_event to upper layer - hostapd\n");
rtw_cfg80211_indicate_sta_assoc(padapter, pframe, pkt_len);
/* 3-(1) report sta add event */
report_add_sta_event23a(padapter, pstat->hwaddr, pstat->aid);
}
return _SUCCESS;
asoc_class2_error:
issue_deauth23a(padapter, mgmt->sa, status);
return _FAIL;
OnAssocReq23aFail:
pstat->aid = 0;
if (ieee80211_is_assoc_req(mgmt->frame_control))
issue_assocrsp(padapter, status, pstat,
IEEE80211_STYPE_ASSOC_RESP);
else
issue_assocrsp(padapter, status, pstat,
IEEE80211_STYPE_REASSOC_RESP);
#endif /* CONFIG_8723AU_AP_MODE */
return _FAIL;
}
static int
OnAssocRsp23a(struct rtw_adapter *padapter, struct recv_frame *precv_frame)
{
struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
struct sk_buff *skb = precv_frame->pkt;
struct ieee80211_mgmt *pmgmt = (struct ieee80211_mgmt *) skb->data;
int res;
unsigned short status;
const u8 *p, *pie;
u8 *pframe = skb->data;
int pkt_len = skb->len;
int pielen;
DBG_8723A("%s\n", __func__);
/* check A1 matches or not */
if (!ether_addr_equal(myid(&padapter->eeprompriv), pmgmt->da))
return _SUCCESS;
if (!(pmlmeinfo->state & (WIFI_FW_AUTH_SUCCESS | WIFI_FW_ASSOC_STATE)))
return _SUCCESS;
if (pmlmeinfo->state & WIFI_FW_ASSOC_SUCCESS)
return _SUCCESS;
del_timer_sync(&pmlmeext->link_timer);
/* status */
status = le16_to_cpu(pmgmt->u.assoc_resp.status_code);
if (status > 0) {
DBG_8723A("assoc reject, status code: %d\n", status);
pmlmeinfo->state = MSR_NOLINK;
res = -4;
goto report_assoc_result;
}
/* get capabilities */
pmlmeinfo->capability = le16_to_cpu(pmgmt->u.assoc_resp.capab_info);
/* set slot time */
pmlmeinfo->slotTime = (pmlmeinfo->capability & BIT(10))? 9: 20;
/* AID */
res = pmlmeinfo->aid = le16_to_cpu(pmgmt->u.assoc_resp.aid) & 0x3fff;
pie = pframe + offsetof(struct ieee80211_mgmt, u.assoc_resp.variable);
pielen = pkt_len -
offsetof(struct ieee80211_mgmt, u.assoc_resp.variable);
p = cfg80211_find_ie(WLAN_EID_HT_CAPABILITY,
pmgmt->u.assoc_resp.variable, pielen);
if (p && p[1])
HT_caps_handler23a(padapter, p);
p = cfg80211_find_ie(WLAN_EID_HT_OPERATION,
pmgmt->u.assoc_resp.variable, pielen);
if (p && p[1])
HT_info_handler23a(padapter, p);
p = cfg80211_find_ie(WLAN_EID_ERP_INFO,
pmgmt->u.assoc_resp.variable, pielen);
if (p && p[1])
ERP_IE_handler23a(padapter, p);
pie = pframe + offsetof(struct ieee80211_mgmt, u.assoc_resp.variable);
while (true) {
p = cfg80211_find_vendor_ie(WLAN_OUI_MICROSOFT,
WLAN_OUI_TYPE_MICROSOFT_WMM,
pie, pframe + pkt_len - pie);
if (!p)
break;
pie = p + p[1] + 2;
/* if this IE is too short, try the next */
if (p[1] <= 4)
continue;
/* if this IE is WMM params, we found what we wanted */
if (p[6] == 1)
break;
}
if (p && p[1])
WMM_param_handler23a(padapter, p);
pmlmeinfo->state &= ~WIFI_FW_ASSOC_STATE;
pmlmeinfo->state |= WIFI_FW_ASSOC_SUCCESS;
/* Update Basic Rate Table for spec, 2010-12-28 , by thomas */
UpdateBrateTbl23a(padapter, pmlmeinfo->network.SupportedRates);
report_assoc_result:
pmlmepriv->assoc_rsp_len = 0;
if (res > 0) {
kfree(pmlmepriv->assoc_rsp);
pmlmepriv->assoc_rsp = kmalloc(pkt_len, GFP_ATOMIC);
if (pmlmepriv->assoc_rsp) {
memcpy(pmlmepriv->assoc_rsp, pframe, pkt_len);
pmlmepriv->assoc_rsp_len = pkt_len;
}
} else
kfree(pmlmepriv->assoc_rsp);
report_join_res23a(padapter, res);
return _SUCCESS;
}
static int
OnDeAuth23a(struct rtw_adapter *padapter, struct recv_frame *precv_frame)
{
unsigned short reason;
struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
struct sk_buff *skb = precv_frame->pkt;
struct ieee80211_mgmt *mgmt = (struct ieee80211_mgmt *) skb->data;
if (!ether_addr_equal(mgmt->bssid,
get_my_bssid23a(&pmlmeinfo->network)))
return _SUCCESS;
reason = le16_to_cpu(mgmt->u.deauth.reason_code);
DBG_8723A("%s Reason code(%d)\n", __func__, reason);
#ifdef CONFIG_8723AU_AP_MODE
if (check_fwstate(pmlmepriv, WIFI_AP_STATE)) {
struct sta_info *psta;
struct sta_priv *pstapriv = &padapter->stapriv;
DBG_8723A_LEVEL(_drv_always_, "ap recv deauth reason code(%d) "
"sta:%pM\n", reason, mgmt->sa);
psta = rtw_get_stainfo23a(pstapriv, mgmt->sa);
if (psta) {
u8 updated = 0;
spin_lock_bh(&pstapriv->asoc_list_lock);
if (!list_empty(&psta->asoc_list)) {
list_del_init(&psta->asoc_list);
pstapriv->asoc_list_cnt--;
updated = ap_free_sta23a(padapter, psta,
false, reason);
}
spin_unlock_bh(&pstapriv->asoc_list_lock);
associated_clients_update23a(padapter, updated);
}
return _SUCCESS;
} else
#endif
{
DBG_8723A_LEVEL(_drv_always_, "sta recv deauth reason code(%d) "
"sta:%pM\n", reason, mgmt->bssid);
receive_disconnect23a(padapter, mgmt->bssid, reason);
}
pmlmepriv->LinkDetectInfo.bBusyTraffic = false;
return _SUCCESS;
}
static int
OnDisassoc23a(struct rtw_adapter *padapter, struct recv_frame *precv_frame)
{
unsigned short reason;
struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
struct sk_buff *skb = precv_frame->pkt;
struct ieee80211_mgmt *mgmt = (struct ieee80211_mgmt *) skb->data;
if (!ether_addr_equal(mgmt->bssid,
get_my_bssid23a(&pmlmeinfo->network)))
return _SUCCESS;
reason = le16_to_cpu(mgmt->u.disassoc.reason_code);
DBG_8723A("%s Reason code(%d)\n", __func__, reason);
#ifdef CONFIG_8723AU_AP_MODE
if (check_fwstate(pmlmepriv, WIFI_AP_STATE)) {
struct sta_info *psta;
struct sta_priv *pstapriv = &padapter->stapriv;
DBG_8723A_LEVEL(_drv_always_, "ap recv disassoc reason code(%d)"
" sta:%pM\n", reason, mgmt->sa);
psta = rtw_get_stainfo23a(pstapriv, mgmt->sa);
if (psta) {
u8 updated = 0;
spin_lock_bh(&pstapriv->asoc_list_lock);
if (!list_empty(&psta->asoc_list)) {
list_del_init(&psta->asoc_list);
pstapriv->asoc_list_cnt--;
updated = ap_free_sta23a(padapter, psta,
false, reason);
}
spin_unlock_bh(&pstapriv->asoc_list_lock);
associated_clients_update23a(padapter, updated);
}
return _SUCCESS;
} else
#endif
{
DBG_8723A_LEVEL(_drv_always_, "ap recv disassoc reason "
"code(%d) sta:%pM\n", reason, mgmt->bssid);
receive_disconnect23a(padapter, mgmt->bssid, reason);
}
pmlmepriv->LinkDetectInfo.bBusyTraffic = false;
return _SUCCESS;
}
static int
OnAtim23a(struct rtw_adapter *padapter, struct recv_frame *precv_frame)
{
DBG_8723A("%s\n", __func__);
return _SUCCESS;
}
static int
on_action_spct23a(struct rtw_adapter *padapter, struct recv_frame *precv_frame)
{
return _FAIL;
}
static int
OnAction23a_qos(struct rtw_adapter *padapter, struct recv_frame *precv_frame)
{
return _SUCCESS;
}
static int
OnAction23a_dls(struct rtw_adapter *padapter, struct recv_frame *precv_frame)
{
return _SUCCESS;
}
static int OnAction23a_back23a(struct rtw_adapter *padapter,
struct recv_frame *precv_frame)
{
u8 *addr;
struct sta_info *psta = NULL;
struct recv_reorder_ctrl *preorder_ctrl;
unsigned char category, action;
unsigned short tid, status, capab, params, reason_code = 0;
struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
struct sk_buff *skb = precv_frame->pkt;
struct ieee80211_mgmt *mgmt = (struct ieee80211_mgmt *) skb->data;
struct sta_priv *pstapriv = &padapter->stapriv;
/* check RA matches or not */
if (!ether_addr_equal(myid(&padapter->eeprompriv), mgmt->da))
return _SUCCESS;
DBG_8723A("%s\n", __func__);
if ((pmlmeinfo->state&0x03) != MSR_AP)
if (!(pmlmeinfo->state & WIFI_FW_ASSOC_SUCCESS))
return _SUCCESS;
addr = mgmt->sa;
psta = rtw_get_stainfo23a(pstapriv, addr);
if (!psta)
return _SUCCESS;
category = mgmt->u.action.category;
if (category == WLAN_CATEGORY_BACK) { /* representing Block Ack */
if (!pmlmeinfo->HT_enable)
return _SUCCESS;
/* action_code is located in the same place for all
action events, so pick any */
action = mgmt->u.action.u.wme_action.action_code;
DBG_8723A("%s, action =%d\n", __func__, action);
switch (action) {
case WLAN_ACTION_ADDBA_REQ: /* ADDBA request */
memcpy(&pmlmeinfo->ADDBA_req,
&mgmt->u.action.u.addba_req.dialog_token,
sizeof(struct ADDBA_request));
process_addba_req23a(padapter,
(u8 *)&pmlmeinfo->ADDBA_req, addr);
if (pmlmeinfo->bAcceptAddbaReq == true)
issue_action_BA23a(padapter, addr,
WLAN_ACTION_ADDBA_RESP, 0);
else {
/* reject ADDBA Req */
issue_action_BA23a(padapter, addr,
WLAN_ACTION_ADDBA_RESP, 37);
}
break;
case WLAN_ACTION_ADDBA_RESP: /* ADDBA response */
status = get_unaligned_le16(
&mgmt->u.action.u.addba_resp.status);
capab = get_unaligned_le16(
&mgmt->u.action.u.addba_resp.capab);
tid = (capab & IEEE80211_ADDBA_PARAM_TID_MASK) >> 2;
if (status == 0) { /* successful */
DBG_8723A("agg_enable for TID =%d\n", tid);
psta->htpriv.agg_enable_bitmap |= BIT(tid);
psta->htpriv.candidate_tid_bitmap &= ~BIT(tid);
} else
psta->htpriv.agg_enable_bitmap &= ~BIT(tid);
break;
case WLAN_ACTION_DELBA: /* DELBA */
params = get_unaligned_le16(
&mgmt->u.action.u.delba.params);
tid = params >> 12;
if (params & IEEE80211_DELBA_PARAM_INITIATOR_MASK) {
preorder_ctrl = &psta->recvreorder_ctrl[tid];
preorder_ctrl->enable = false;
preorder_ctrl->indicate_seq = 0xffff;
} else {
psta->htpriv.agg_enable_bitmap &= ~BIT(tid);
psta->htpriv.candidate_tid_bitmap &= ~BIT(tid);
}
reason_code = get_unaligned_le16(
&mgmt->u.action.u.delba.reason_code);
/* todo: how to notify the host while receiving
DELETE BA */
break;
default:
break;
}
}
return _SUCCESS;
}
static int on_action_public23a(struct rtw_adapter *padapter,
struct recv_frame *precv_frame)
{
struct sk_buff *skb = precv_frame->pkt;
struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) skb->data;
u8 *pframe = skb->data;
int freq, channel;
/* check RA matches or not */
if (!ether_addr_equal(myid(&padapter->eeprompriv), hdr->addr1))
return _FAIL;
channel = rtw_get_oper_ch23a(padapter);
if (channel <= RTW_CH_MAX_2G_CHANNEL)
freq = ieee80211_channel_to_frequency(channel,
IEEE80211_BAND_2GHZ);
else
freq = ieee80211_channel_to_frequency(channel,
IEEE80211_BAND_5GHZ);
if (cfg80211_rx_mgmt(padapter->rtw_wdev, freq, 0, pframe,
skb->len, 0))
return _SUCCESS;
return _FAIL;
}
static int
OnAction23a_ht(struct rtw_adapter *padapter, struct recv_frame *precv_frame)
{
return _SUCCESS;
}
static int
OnAction23a_wmm(struct rtw_adapter *padapter, struct recv_frame *precv_frame)
{
return _SUCCESS;
}
static int
OnAction23a_p2p(struct rtw_adapter *padapter, struct recv_frame *precv_frame)
{
return _SUCCESS;
}
static int
OnAction23a(struct rtw_adapter *padapter, struct recv_frame *precv_frame)
{
int i;
u8 category;
struct action_handler *ptable;
struct sk_buff *skb = precv_frame->pkt;
struct ieee80211_mgmt *mgmt = (struct ieee80211_mgmt *) skb->data;
category = mgmt->u.action.category;
for (i = 0;
i < sizeof(OnAction23a_tbl) / sizeof(struct action_handler); i++) {
ptable = &OnAction23a_tbl[i];
if (category == ptable->num)
ptable->func(padapter, precv_frame);
}
return _SUCCESS;
}
static int DoReserved23a(struct rtw_adapter *padapter,
struct recv_frame *precv_frame)
{
return _SUCCESS;
}
struct xmit_frame *alloc_mgtxmitframe23a(struct xmit_priv *pxmitpriv)
{
struct xmit_frame *pmgntframe;
struct xmit_buf *pxmitbuf;
pmgntframe = rtw_alloc_xmitframe23a_ext(pxmitpriv);
if (!pmgntframe) {
DBG_8723A("%s(%s): alloc xmitframe fail\n", __func__,
pxmitpriv->adapter->pnetdev->name);
goto exit;
}
pxmitbuf = rtw_alloc_xmitbuf23a_ext(pxmitpriv);
if (!pxmitbuf) {
DBG_8723A("%s(%s): alloc xmitbuf fail\n", __func__,
pxmitpriv->adapter->pnetdev->name);
rtw_free_xmitframe23a(pxmitpriv, pmgntframe);
pmgntframe = NULL;
goto exit;
}
pmgntframe->frame_tag = MGNT_FRAMETAG;
pmgntframe->pxmitbuf = pxmitbuf;
pmgntframe->buf_addr = pxmitbuf->pbuf;
pxmitbuf->priv_data = pmgntframe;
exit:
return pmgntframe;
}
/****************************************************************************
Following are some TX functions for WiFi MLME
*****************************************************************************/
void update_mgnt_tx_rate23a(struct rtw_adapter *padapter, u8 rate)
{
struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
pmlmeext->tx_rate = rate;
DBG_8723A("%s(): rate = %x\n", __func__, rate);
}
void update_mgntframe_attrib23a(struct rtw_adapter *padapter,
struct pkt_attrib *pattrib)
{
struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
memset((u8 *)pattrib, 0, sizeof(struct pkt_attrib));
pattrib->hdrlen = 24;
pattrib->nr_frags = 1;
pattrib->priority = 7;
pattrib->mac_id = 0;
pattrib->qsel = 0x12;
pattrib->pktlen = 0;
if (pmlmeext->cur_wireless_mode & WIRELESS_11B)
pattrib->raid = 6;/* b mode */
else
pattrib->raid = 5;/* a/g mode */
pattrib->encrypt = 0;
pattrib->bswenc = false;
pattrib->qos_en = false;
pattrib->ht_en = false;
pattrib->bwmode = HT_CHANNEL_WIDTH_20;
pattrib->ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
pattrib->sgi = false;
pattrib->seqnum = pmlmeext->mgnt_seq;
pattrib->retry_ctrl = true;
}
void dump_mgntframe23a(struct rtw_adapter *padapter,
struct xmit_frame *pmgntframe)
{
if (padapter->bSurpriseRemoved == true ||
padapter->bDriverStopped == true)
return;
rtl8723au_mgnt_xmit(padapter, pmgntframe);
}
int dump_mgntframe23a_and_wait(struct rtw_adapter *padapter,
struct xmit_frame *pmgntframe, int timeout_ms)
{
int ret = _FAIL;
unsigned long irqL;
struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
struct xmit_buf *pxmitbuf = pmgntframe->pxmitbuf;
struct submit_ctx sctx;
if (padapter->bSurpriseRemoved == true ||
padapter->bDriverStopped == true)
return ret;
rtw_sctx_init23a(&sctx, timeout_ms);
pxmitbuf->sctx = &sctx;
ret = rtl8723au_mgnt_xmit(padapter, pmgntframe);
if (ret == _SUCCESS)
ret = rtw_sctx_wait23a(&sctx);
spin_lock_irqsave(&pxmitpriv->lock_sctx, irqL);
pxmitbuf->sctx = NULL;
spin_unlock_irqrestore(&pxmitpriv->lock_sctx, irqL);
return ret;
}
int dump_mgntframe23a_and_wait_ack23a(struct rtw_adapter *padapter,
struct xmit_frame *pmgntframe)
{
int ret = _FAIL;
u32 timeout_ms = 500;/* 500ms */
struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
if (padapter->bSurpriseRemoved == true ||
padapter->bDriverStopped == true)
return _FAIL;
mutex_lock(&pxmitpriv->ack_tx_mutex);
pxmitpriv->ack_tx = true;
pmgntframe->ack_report = 1;
if (rtl8723au_mgnt_xmit(padapter, pmgntframe) == _SUCCESS)
ret = rtw_ack_tx_wait23a(pxmitpriv, timeout_ms);
pxmitpriv->ack_tx = false;
mutex_unlock(&pxmitpriv->ack_tx_mutex);
return ret;
}
static int update_hidden_ssid(u8 *ies, u32 ies_len, u8 hidden_ssid_mode)
{
u8 *ssid_ie;
int ssid_len_ori;
int len_diff = 0;
u8 *next_ie;
u32 remain_len;
ssid_ie = rtw_get_ie23a(ies, WLAN_EID_SSID, &ssid_len_ori, ies_len);
/* DBG_8723A("%s hidden_ssid_mode:%u, ssid_ie:%p, ssid_len_ori:%d\n",
__func__, hidden_ssid_mode, ssid_ie, ssid_len_ori); */
if (ssid_ie && ssid_len_ori > 0) {
switch (hidden_ssid_mode) {
case 1:
next_ie = ssid_ie + 2 + ssid_len_ori;
remain_len = ies_len -(next_ie-ies);
ssid_ie[1] = 0;
memcpy(ssid_ie+2, next_ie, remain_len);
len_diff -= ssid_len_ori;
break;
case 2:
memset(&ssid_ie[2], 0, ssid_len_ori);
break;
default:
break;
}
}
return len_diff;
}
void issue_beacon23a(struct rtw_adapter *padapter, int timeout_ms)
{
struct xmit_frame *pmgntframe;
struct pkt_attrib *pattrib;
unsigned char *pframe;
struct ieee80211_mgmt *mgmt;
unsigned int rate_len;
struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
struct wlan_bssid_ex *cur_network = &pmlmeinfo->network;
u8 bc_addr[] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
const u8 *wps_ie;
u8 sr = 0;
int len_diff;
/* DBG_8723A("%s\n", __func__); */
pmgntframe = alloc_mgtxmitframe23a(pxmitpriv);
if (!pmgntframe) {
DBG_8723A("%s, alloc mgnt frame fail\n", __func__);
return;
}
#ifdef CONFIG_8723AU_AP_MODE
spin_lock_bh(&pmlmepriv->bcn_update_lock);
#endif
/* update attribute */
pattrib = &pmgntframe->attrib;
update_mgntframe_attrib23a(padapter, pattrib);
pattrib->qsel = 0x10;
memset(pmgntframe->buf_addr, 0, WLANHDR_OFFSET + TXDESC_OFFSET);
pframe = (u8 *)(pmgntframe->buf_addr) + TXDESC_OFFSET;
mgmt = (struct ieee80211_mgmt *)pframe;
mgmt->frame_control =
cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_BEACON);
mgmt->seq_ctrl = 0;
ether_addr_copy(mgmt->da, bc_addr);
ether_addr_copy(mgmt->sa, myid(&padapter->eeprompriv));
ether_addr_copy(mgmt->bssid, get_my_bssid23a(cur_network));
/* timestamp will be inserted by hardware */
put_unaligned_le16(cur_network->beacon_interval,
&mgmt->u.beacon.beacon_int);
put_unaligned_le16(cur_network->capability,
&mgmt->u.beacon.capab_info);
pframe = mgmt->u.beacon.variable;
pattrib->pktlen = offsetof(struct ieee80211_mgmt, u.beacon.variable);
if ((pmlmeinfo->state & 0x03) == MSR_AP) {
u8 *iebuf;
int buflen;
/* DBG_8723A("ie len =%d\n", cur_network->IELength); */
memcpy(pframe, cur_network->IEs, cur_network->IELength);
len_diff = update_hidden_ssid(pframe, cur_network->IELength,
pmlmeinfo->hidden_ssid_mode);
pframe += (cur_network->IELength+len_diff);
pattrib->pktlen += (cur_network->IELength+len_diff);
iebuf = mgmt->u.beacon.variable;
buflen = pattrib->pktlen -
offsetof(struct ieee80211_mgmt, u.beacon.variable);
wps_ie = cfg80211_find_vendor_ie(WLAN_OUI_MICROSOFT,
WLAN_OUI_TYPE_MICROSOFT_WPS,
iebuf, buflen);
if (wps_ie && wps_ie[1] > 0) {
rtw_get_wps_attr_content23a(wps_ie, wps_ie[1],
WPS_ATTR_SELECTED_REGISTRAR,
(u8 *)&sr);
}
if (sr != 0)
set_fwstate(pmlmepriv, WIFI_UNDER_WPS);
else
_clr_fwstate_(pmlmepriv, WIFI_UNDER_WPS);
goto _issue_bcn;
}
/* SSID */
pframe = rtw_set_ie23a(pframe, WLAN_EID_SSID,
cur_network->Ssid.ssid_len,
cur_network->Ssid.ssid, &pattrib->pktlen);
/* supported rates... */
rate_len = rtw_get_rateset_len23a(cur_network->SupportedRates);
pframe = rtw_set_ie23a(pframe, WLAN_EID_SUPP_RATES,
((rate_len > 8)? 8: rate_len),
cur_network->SupportedRates, &pattrib->pktlen);
/* DS parameter set */
pframe = rtw_set_ie23a(pframe, WLAN_EID_DS_PARAMS, 1, (unsigned char *)
&cur_network->DSConfig, &pattrib->pktlen);
/* if ((pmlmeinfo->state&0x03) == MSR_ADHOC) */
{
u8 erpinfo = 0;
u32 ATIMWindow;
/* IBSS Parameter Set... */
/* ATIMWindow = cur->ATIMWindow; */
ATIMWindow = 0;
pframe = rtw_set_ie23a(pframe, WLAN_EID_IBSS_PARAMS, 2,
(unsigned char *)&ATIMWindow,
&pattrib->pktlen);
/* ERP IE */
pframe = rtw_set_ie23a(pframe, WLAN_EID_ERP_INFO, 1,
&erpinfo, &pattrib->pktlen);
}
/* EXTERNDED SUPPORTED RATE */
if (rate_len > 8)
pframe = rtw_set_ie23a(pframe, WLAN_EID_EXT_SUPP_RATES,
rate_len - 8,
cur_network->SupportedRates + 8,
&pattrib->pktlen);
/* todo:HT for adhoc */
_issue_bcn:
#ifdef CONFIG_8723AU_AP_MODE
pmlmepriv->update_bcn = false;
spin_unlock_bh(&pmlmepriv->bcn_update_lock);
#endif
if ((pattrib->pktlen + TXDESC_SIZE) > 512) {
DBG_8723A("beacon frame too large\n");
return;
}
pattrib->last_txcmdsz = pattrib->pktlen;
/* DBG_8723A("issue bcn_sz =%d\n", pattrib->last_txcmdsz); */
if (timeout_ms > 0)
dump_mgntframe23a_and_wait(padapter, pmgntframe, timeout_ms);
else
dump_mgntframe23a(padapter, pmgntframe);
}
static void issue_probersp(struct rtw_adapter *padapter, unsigned char *da)
{
struct xmit_frame *pmgntframe;
struct pkt_attrib *pattrib;
unsigned char *pframe;
struct ieee80211_mgmt *mgmt;
unsigned char *mac, *bssid;
struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
#ifdef CONFIG_8723AU_AP_MODE
const u8 *pwps_ie;
u8 *ssid_ie;
int ssid_ielen;
int ssid_ielen_diff;
u8 buf[MAX_IE_SZ];
#endif
struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
struct wlan_bssid_ex *cur_network = &pmlmeinfo->network;
unsigned int rate_len;
/* DBG_8723A("%s\n", __func__); */
if (cur_network->IELength > MAX_IE_SZ)
return;
pmgntframe = alloc_mgtxmitframe23a(pxmitpriv);
if (!pmgntframe) {
DBG_8723A("%s, alloc mgnt frame fail\n", __func__);
return;
}
/* update attribute */
pattrib = &pmgntframe->attrib;
update_mgntframe_attrib23a(padapter, pattrib);
memset(pmgntframe->buf_addr, 0, WLANHDR_OFFSET + TXDESC_OFFSET);
pframe = (u8 *)pmgntframe->buf_addr + TXDESC_OFFSET;
mgmt = (struct ieee80211_mgmt *)pframe;
mac = myid(&padapter->eeprompriv);
bssid = cur_network->MacAddress;
mgmt->frame_control =
cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_PROBE_RESP);
ether_addr_copy(mgmt->da, da);
ether_addr_copy(mgmt->sa, mac);
ether_addr_copy(mgmt->bssid, bssid);
mgmt->seq_ctrl = cpu_to_le16(IEEE80211_SN_TO_SEQ(pmlmeext->mgnt_seq));
pmlmeext->mgnt_seq++;
pattrib->hdrlen = sizeof(struct ieee80211_hdr_3addr);
/* timestamp will be inserted by hardware */
put_unaligned_le16(cur_network->beacon_interval,
&mgmt->u.probe_resp.beacon_int);
put_unaligned_le16(cur_network->capability,
&mgmt->u.probe_resp.capab_info);
pframe = mgmt->u.probe_resp.variable;
pattrib->pktlen =
offsetof(struct ieee80211_mgmt, u.probe_resp.variable);
/* below for ad-hoc mode */
#ifdef CONFIG_8723AU_AP_MODE
if ((pmlmeinfo->state & 0x03) == MSR_AP) {
pwps_ie = cfg80211_find_vendor_ie(WLAN_OUI_MICROSOFT,
WLAN_OUI_TYPE_MICROSOFT_WPS,
cur_network->IEs,
cur_network->IELength);
memcpy(pframe, cur_network->IEs, cur_network->IELength);
pframe += cur_network->IELength;
pattrib->pktlen += cur_network->IELength;
/* retrieve SSID IE from cur_network->Ssid */
ssid_ie = rtw_get_ie23a(mgmt->u.probe_resp.variable,
WLAN_EID_SSID, &ssid_ielen,
pframe - mgmt->u.probe_resp.variable);
ssid_ielen_diff = cur_network->Ssid.ssid_len - ssid_ielen;
if (ssid_ie && cur_network->Ssid.ssid_len) {
uint remainder_ielen;
u8 *remainder_ie;
remainder_ie = ssid_ie + 2;
remainder_ielen = pframe - remainder_ie;
DBG_8723A_LEVEL(_drv_warning_, "%s(%s): "
"remainder_ielen > MAX_IE_SZ\n",
__func__, padapter->pnetdev->name);
if (remainder_ielen > MAX_IE_SZ)
remainder_ielen = MAX_IE_SZ;
memcpy(buf, remainder_ie, remainder_ielen);
memcpy(remainder_ie + ssid_ielen_diff, buf,
remainder_ielen);
*(ssid_ie + 1) = cur_network->Ssid.ssid_len;
memcpy(ssid_ie + 2, cur_network->Ssid.ssid,
cur_network->Ssid.ssid_len);
pframe += ssid_ielen_diff;
pattrib->pktlen += ssid_ielen_diff;
}
} else
#endif
{
/* SSID */
pframe = rtw_set_ie23a(pframe, WLAN_EID_SSID,
cur_network->Ssid.ssid_len,
cur_network->Ssid.ssid,
&pattrib->pktlen);
/* supported rates... */
rate_len = rtw_get_rateset_len23a(cur_network->SupportedRates);
pframe = rtw_set_ie23a(pframe, WLAN_EID_SUPP_RATES,
((rate_len > 8)? 8: rate_len),
cur_network->SupportedRates,
&pattrib->pktlen);
/* DS parameter set */
pframe = rtw_set_ie23a(pframe, WLAN_EID_DS_PARAMS, 1,
(unsigned char *)&cur_network->DSConfig,
&pattrib->pktlen);
if ((pmlmeinfo->state & 0x03) == MSR_ADHOC) {
u8 erpinfo = 0;
u32 ATIMWindow;
/* IBSS Parameter Set... */
/* ATIMWindow = cur->ATIMWindow; */
ATIMWindow = 0;
pframe = rtw_set_ie23a(pframe, WLAN_EID_IBSS_PARAMS, 2,
(unsigned char *)&ATIMWindow,
&pattrib->pktlen);
/* ERP IE */
pframe = rtw_set_ie23a(pframe, WLAN_EID_ERP_INFO, 1,
&erpinfo, &pattrib->pktlen);
}
/* EXTERNDED SUPPORTED RATE */
if (rate_len > 8)
pframe = rtw_set_ie23a(pframe, WLAN_EID_EXT_SUPP_RATES,
rate_len - 8,
cur_network->SupportedRates + 8,
&pattrib->pktlen);
/* todo:HT for adhoc */
}
pattrib->last_txcmdsz = pattrib->pktlen;
dump_mgntframe23a(padapter, pmgntframe);
return;
}
static int _issue_probereq(struct rtw_adapter *padapter,
struct cfg80211_ssid *pssid, u8 *da, int wait_ack)
{
int ret = _FAIL;
struct xmit_frame *pmgntframe;
struct pkt_attrib *pattrib;
unsigned char *pframe;
struct ieee80211_hdr *pwlanhdr;
unsigned char *mac;
unsigned char bssrate[NumRates];
struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
int bssrate_len = 0;
u8 bc_addr[] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
RT_TRACE(_module_rtl871x_mlme_c_, _drv_notice_,
"+%s\n", __func__);
pmgntframe = alloc_mgtxmitframe23a(pxmitpriv);
if (!pmgntframe)
goto exit;
/* update attribute */
pattrib = &pmgntframe->attrib;
update_mgntframe_attrib23a(padapter, pattrib);
memset(pmgntframe->buf_addr, 0, WLANHDR_OFFSET + TXDESC_OFFSET);
pframe = (u8 *)(pmgntframe->buf_addr) + TXDESC_OFFSET;
pwlanhdr = (struct ieee80211_hdr *)pframe;
mac = myid(&padapter->eeprompriv);
pwlanhdr->frame_control = cpu_to_le16(IEEE80211_FTYPE_MGMT |
IEEE80211_STYPE_PROBE_REQ);
if (da) {
/* unicast probe request frame */
ether_addr_copy(pwlanhdr->addr1, da);
ether_addr_copy(pwlanhdr->addr3, da);
} else {
/* broadcast probe request frame */
ether_addr_copy(pwlanhdr->addr1, bc_addr);
ether_addr_copy(pwlanhdr->addr3, bc_addr);
}
ether_addr_copy(pwlanhdr->addr2, mac);
pwlanhdr->seq_ctrl =
cpu_to_le16(IEEE80211_SN_TO_SEQ(pmlmeext->mgnt_seq));
pmlmeext->mgnt_seq++;
pframe += sizeof (struct ieee80211_hdr_3addr);
pattrib->pktlen = sizeof (struct ieee80211_hdr_3addr);
if (pssid)
pframe = rtw_set_ie23a(pframe, WLAN_EID_SSID, pssid->ssid_len,
pssid->ssid, &pattrib->pktlen);
else
pframe = rtw_set_ie23a(pframe, WLAN_EID_SSID, 0, NULL,
&pattrib->pktlen);
get_rate_set23a(padapter, bssrate, &bssrate_len);
if (bssrate_len > 8) {
pframe = rtw_set_ie23a(pframe, WLAN_EID_SUPP_RATES, 8,
bssrate, &pattrib->pktlen);
pframe = rtw_set_ie23a(pframe, WLAN_EID_EXT_SUPP_RATES,
(bssrate_len - 8), (bssrate + 8),
&pattrib->pktlen);
} else {
pframe = rtw_set_ie23a(pframe, WLAN_EID_SUPP_RATES,
bssrate_len, bssrate, &pattrib->pktlen);
}
/* add wps_ie for wps2.0 */
if (pmlmepriv->wps_probe_req_ie_len>0 && pmlmepriv->wps_probe_req_ie) {
memcpy(pframe, pmlmepriv->wps_probe_req_ie,
pmlmepriv->wps_probe_req_ie_len);
pframe += pmlmepriv->wps_probe_req_ie_len;
pattrib->pktlen += pmlmepriv->wps_probe_req_ie_len;
}
pattrib->last_txcmdsz = pattrib->pktlen;
RT_TRACE(_module_rtl871x_mlme_c_, _drv_notice_,
"issuing probe_req, tx_len =%d\n", pattrib->last_txcmdsz);
if (wait_ack) {
ret = dump_mgntframe23a_and_wait_ack23a(padapter, pmgntframe);
} else {
dump_mgntframe23a(padapter, pmgntframe);
ret = _SUCCESS;
}
exit:
return ret;
}
static inline void issue_probereq(struct rtw_adapter *padapter,
struct cfg80211_ssid *pssid, u8 *da)
{
_issue_probereq(padapter, pssid, da, false);
}
static int issue_probereq_ex(struct rtw_adapter *padapter,
struct cfg80211_ssid *pssid, u8 *da,
int try_cnt, int wait_ms)
{
int ret;
int i = 0;
unsigned long start = jiffies;
do {
ret = _issue_probereq(padapter, pssid, da,
wait_ms > 0 ? true : false);
i++;
if (padapter->bDriverStopped || padapter->bSurpriseRemoved)
break;
if (i < try_cnt && wait_ms > 0 && ret == _FAIL)
msleep(wait_ms);
} while((i < try_cnt) && ((ret == _FAIL) || (wait_ms == 0)));
if (ret != _FAIL) {
ret = _SUCCESS;
goto exit;
}
if (try_cnt && wait_ms) {
if (da)
DBG_8723A("%s(%s): to %pM, ch:%u%s, %d/%d in %u ms\n",
__func__, padapter->pnetdev->name,
da, rtw_get_oper_ch23a(padapter),
ret == _SUCCESS ? ", acked" : "", i, try_cnt,
jiffies_to_msecs(jiffies - start));
else
DBG_8723A("%s(%s):, ch:%u%s, %d/%d in %u ms\n",
__func__, padapter->pnetdev->name,
rtw_get_oper_ch23a(padapter),
ret == _SUCCESS ? ", acked" : "", i, try_cnt,
jiffies_to_msecs(jiffies - start));
}
exit:
return ret;
}
/* if psta == NULL, indiate we are station(client) now... */
static void issue_auth(struct rtw_adapter *padapter, struct sta_info *psta,
unsigned short status)
{
struct xmit_frame *pmgntframe;
struct pkt_attrib *pattrib;
unsigned char *pframe;
struct ieee80211_mgmt *mgmt;
unsigned int val32;
u16 auth_algo;
int use_shared_key = 0;
struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
pmgntframe = alloc_mgtxmitframe23a(pxmitpriv);
if (!pmgntframe)
return;
/* update attribute */
pattrib = &pmgntframe->attrib;
update_mgntframe_attrib23a(padapter, pattrib);
memset(pmgntframe->buf_addr, 0, WLANHDR_OFFSET + TXDESC_OFFSET);
pframe = (u8 *)(pmgntframe->buf_addr) + TXDESC_OFFSET;
mgmt = (struct ieee80211_mgmt *)pframe;
mgmt->frame_control =
cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_AUTH);
mgmt->seq_ctrl = cpu_to_le16(IEEE80211_SN_TO_SEQ(pmlmeext->mgnt_seq));
pmlmeext->mgnt_seq++;
pattrib->pktlen = offsetof(struct ieee80211_mgmt, u.auth.variable);
if (psta) { /* for AP mode */
#ifdef CONFIG_8723AU_AP_MODE
unsigned short val16;
ether_addr_copy(mgmt->da, psta->hwaddr);
ether_addr_copy(mgmt->sa, myid(&padapter->eeprompriv));
ether_addr_copy(mgmt->bssid, myid(&padapter->eeprompriv));
/* setting auth algo number */
val16 = (u16)psta->authalg;
if (status != WLAN_STATUS_SUCCESS)
val16 = 0;
if (val16)
use_shared_key = 1;
mgmt->u.auth.auth_alg = cpu_to_le16(val16);
/* setting auth seq number */
mgmt->u.auth.auth_transaction =
cpu_to_le16((u16)psta->auth_seq);
/* setting status code... */
mgmt->u.auth.status_code = cpu_to_le16(status);
pframe = mgmt->u.auth.variable;
/* added challenging text... */
if ((psta->auth_seq == 2) &&
(psta->state & WIFI_FW_AUTH_STATE) && (use_shared_key == 1))
pframe = rtw_set_ie23a(pframe, WLAN_EID_CHALLENGE, 128,
psta->chg_txt, &pattrib->pktlen);
#endif
} else {
struct ieee80211_mgmt *iv_mgmt;
ether_addr_copy(mgmt->da, get_my_bssid23a(&pmlmeinfo->network));
ether_addr_copy(mgmt->sa, myid(&padapter->eeprompriv));
ether_addr_copy(mgmt->bssid,
get_my_bssid23a(&pmlmeinfo->network));
/* setting auth algo number */
/* 0:OPEN System, 1:Shared key */
if (pmlmeinfo->auth_algo == dot11AuthAlgrthm_Shared) {
use_shared_key = 1;
auth_algo = WLAN_AUTH_SHARED_KEY;
} else
auth_algo = WLAN_AUTH_OPEN;
/* DBG_8723A("%s auth_algo = %s auth_seq =%d\n", __func__,
(pmlmeinfo->auth_algo == 0)?"OPEN":"SHARED",
pmlmeinfo->auth_seq); */
/* setting IV for auth seq #3 */
if ((pmlmeinfo->auth_seq == 3) &&
(pmlmeinfo->state & WIFI_FW_AUTH_STATE) &&
(use_shared_key == 1)) {
u32 *piv = (u32 *)&mgmt->u.auth;
iv_mgmt = (struct ieee80211_mgmt *)(pframe + 4);
/* DBG_8723A("==> iv(%d), key_index(%d)\n",
pmlmeinfo->iv, pmlmeinfo->key_index); */
val32 = (pmlmeinfo->iv & 0x3fffffff) |
(pmlmeinfo->key_index << 30);
pmlmeinfo->iv++;
put_unaligned_le32(val32, piv);
pattrib->pktlen += 4;
pattrib->iv_len = IEEE80211_WEP_IV_LEN;
} else
iv_mgmt = mgmt;
iv_mgmt->u.auth.auth_alg = cpu_to_le16(auth_algo);
/* setting auth seq number */
iv_mgmt->u.auth.auth_transaction =
cpu_to_le16(pmlmeinfo->auth_seq);
/* setting status code... */
iv_mgmt->u.auth.status_code = cpu_to_le16(status);
pframe = iv_mgmt->u.auth.variable;
/* then checking to see if sending challenging text... */
if ((pmlmeinfo->auth_seq == 3) &&
(pmlmeinfo->state & WIFI_FW_AUTH_STATE) &&
(use_shared_key == 1)) {
pframe = rtw_set_ie23a(pframe, WLAN_EID_CHALLENGE, 128,
pmlmeinfo->chg_txt,
&pattrib->pktlen);
mgmt->frame_control |=
cpu_to_le16(IEEE80211_FCTL_PROTECTED);
pattrib->hdrlen = sizeof(struct ieee80211_hdr_3addr);
pattrib->encrypt = WLAN_CIPHER_SUITE_WEP40;
pattrib->icv_len = IEEE80211_WEP_ICV_LEN;
pattrib->pktlen += pattrib->icv_len;
}
}
pattrib->last_txcmdsz = pattrib->pktlen;
rtw_wep_encrypt23a(padapter, pmgntframe);
DBG_8723A("%s\n", __func__);
dump_mgntframe23a(padapter, pmgntframe);
return;
}
#ifdef CONFIG_8723AU_AP_MODE
static void issue_assocrsp(struct rtw_adapter *padapter, unsigned short status,
struct sta_info *pstat, u16 pkt_type)
{
struct xmit_frame *pmgntframe;
struct ieee80211_mgmt *mgmt;
struct pkt_attrib *pattrib;
unsigned char *pframe;
struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
struct wlan_bssid_ex *pnetwork = &pmlmeinfo->network;
const u8 *p;
u8 *ie = pnetwork->IEs;
DBG_8723A("%s\n", __func__);
pmgntframe = alloc_mgtxmitframe23a(pxmitpriv);
if (!pmgntframe)
return;
/* update attribute */
pattrib = &pmgntframe->attrib;
update_mgntframe_attrib23a(padapter, pattrib);
memset(pmgntframe->buf_addr, 0, WLANHDR_OFFSET + TXDESC_OFFSET);
pframe = (u8 *)(pmgntframe->buf_addr) + TXDESC_OFFSET;
mgmt = (struct ieee80211_mgmt *)pframe;
mgmt->frame_control = cpu_to_le16(IEEE80211_FTYPE_MGMT | pkt_type);
ether_addr_copy(mgmt->da, pstat->hwaddr);
ether_addr_copy(mgmt->sa, myid(&padapter->eeprompriv));
ether_addr_copy(mgmt->bssid, get_my_bssid23a(&pmlmeinfo->network));
mgmt->seq_ctrl = cpu_to_le16(IEEE80211_SN_TO_SEQ(pmlmeext->mgnt_seq));
pmlmeext->mgnt_seq++;
pattrib->hdrlen = sizeof(struct ieee80211_hdr_3addr);
pattrib->pktlen =
offsetof(struct ieee80211_mgmt, u.assoc_resp.variable);
mgmt->u.assoc_resp.capab_info = cpu_to_le16(pnetwork->capability);
mgmt->u.assoc_resp.status_code = cpu_to_le16(status);
mgmt->u.assoc_resp.aid = cpu_to_le16(pstat->aid | BIT(14) | BIT(15));
pframe = mgmt->u.assoc_resp.variable;
if (pstat->bssratelen <= 8) {
pframe = rtw_set_ie23a(pframe, WLAN_EID_SUPP_RATES,
pstat->bssratelen, pstat->bssrateset,
&pattrib->pktlen);
} else {
pframe = rtw_set_ie23a(pframe, WLAN_EID_SUPP_RATES, 8,
pstat->bssrateset, &pattrib->pktlen);
pframe = rtw_set_ie23a(pframe, WLAN_EID_EXT_SUPP_RATES,
pstat->bssratelen - 8,
pstat->bssrateset + 8, &pattrib->pktlen);
}
if (pstat->flags & WLAN_STA_HT && pmlmepriv->htpriv.ht_option) {
/* FILL HT CAP INFO IE */
/* p = hostapd_eid_ht_capabilities_info(hapd, p); */
p = cfg80211_find_ie(WLAN_EID_HT_CAPABILITY, ie,
pnetwork->IELength);
if (p && p[1]) {
memcpy(pframe, p, p[1] + 2);
pframe += (p[1] + 2);
pattrib->pktlen += (p[1] + 2);
}
/* FILL HT ADD INFO IE */
/* p = hostapd_eid_ht_operation(hapd, p); */
p = cfg80211_find_ie(WLAN_EID_HT_OPERATION, ie,
pnetwork->IELength);
if (p && p[1] > 0) {
memcpy(pframe, p, p[1] + 2);
pframe += (p[1] + 2);
pattrib->pktlen += (p[1] + 2);
}
}
/* FILL WMM IE */
if (pstat->flags & WLAN_STA_WME && pmlmepriv->qos_option) {
unsigned char WMM_PARA_IE[] = {0x00, 0x50, 0xf2, 0x02,
0x01, 0x01};
int ie_len = 0;
for (p = ie; ; p += (ie_len + 2)) {
p = cfg80211_find_ie(WLAN_EID_VENDOR_SPECIFIC, p,
pnetwork->IELength - (ie_len + 2));
if (p)
ie_len = p[1];
else
ie_len = 0;
if (p && !memcmp(p + 2, WMM_PARA_IE, 6)) {
memcpy(pframe, p, ie_len + 2);
pframe += (ie_len + 2);
pattrib->pktlen += (ie_len + 2);
break;
}
if (!p || ie_len == 0)
break;
}
}
if (pmlmeinfo->assoc_AP_vendor == HT_IOT_PEER_REALTEK) {
pframe = rtw_set_ie23a(pframe, WLAN_EID_VENDOR_SPECIFIC, 6,
REALTEK_96B_IE, &pattrib->pktlen);
}
pattrib->last_txcmdsz = pattrib->pktlen;
dump_mgntframe23a(padapter, pmgntframe);
}
#endif
static void issue_assocreq(struct rtw_adapter *padapter)
{
int ret = _FAIL;
struct xmit_frame *pmgntframe;
struct pkt_attrib *pattrib;
unsigned char *pframe;
const u8 *p;
struct ieee80211_mgmt *mgmt;
unsigned int i, j, index = 0;
unsigned char rf_type, bssrate[NumRates], sta_bssrate[NumRates];
struct registry_priv *pregpriv = &padapter->registrypriv;
struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
int bssrate_len = 0, sta_bssrate_len = 0, pie_len;
u8 *pie;
pmgntframe = alloc_mgtxmitframe23a(pxmitpriv);
if (!pmgntframe)
goto exit;
/* update attribute */
pattrib = &pmgntframe->attrib;
update_mgntframe_attrib23a(padapter, pattrib);
memset(pmgntframe->buf_addr, 0, WLANHDR_OFFSET + TXDESC_OFFSET);
pframe = (u8 *)pmgntframe->buf_addr + TXDESC_OFFSET;
mgmt = (struct ieee80211_mgmt *)pframe;
mgmt->frame_control =
cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ASSOC_REQ);
ether_addr_copy(mgmt->da, get_my_bssid23a(&pmlmeinfo->network));
ether_addr_copy(mgmt->sa, myid(&padapter->eeprompriv));
ether_addr_copy(mgmt->bssid, get_my_bssid23a(&pmlmeinfo->network));
mgmt->seq_ctrl = cpu_to_le16(IEEE80211_SN_TO_SEQ(pmlmeext->mgnt_seq));
pmlmeext->mgnt_seq++;
/* caps */
put_unaligned_le16(pmlmeinfo->network.capability,
&mgmt->u.assoc_req.capab_info);
/* todo: listen interval for power saving */
put_unaligned_le16(3, &mgmt->u.assoc_req.listen_interval);
pframe = mgmt->u.assoc_req.variable;
pattrib->pktlen = offsetof(struct ieee80211_mgmt, u.assoc_req.variable);
/* SSID */
pframe = rtw_set_ie23a(pframe, WLAN_EID_SSID,
pmlmeinfo->network.Ssid.ssid_len,
pmlmeinfo->network.Ssid.ssid, &pattrib->pktlen);
/* supported rate & extended supported rate */
get_rate_set23a(padapter, sta_bssrate, &sta_bssrate_len);
/* DBG_8723A("sta_bssrate_len =%d\n", sta_bssrate_len); */
/* for JAPAN, channel 14 can only uses B Mode(CCK) */
if (pmlmeext->cur_channel == 14)
sta_bssrate_len = 4;
/* for (i = 0; i < sta_bssrate_len; i++) { */
/* DBG_8723A("sta_bssrate[%d]=%02X\n", i, sta_bssrate[i]); */
/* */
for (i = 0; i < NDIS_802_11_LENGTH_RATES_EX; i++) {
if (pmlmeinfo->network.SupportedRates[i] == 0)
break;
DBG_8723A("network.SupportedRates[%d]=%02X\n", i,
pmlmeinfo->network.SupportedRates[i]);
}
for (i = 0; i < NDIS_802_11_LENGTH_RATES_EX; i++) {
if (pmlmeinfo->network.SupportedRates[i] == 0)
break;
/* Check if the AP's supported rates are also
supported by STA. */
for (j = 0; j < sta_bssrate_len; j++) {
/* Avoid the proprietary data rate (22Mbps) of
Handlink WSG-4000 AP */
if ((pmlmeinfo->network.SupportedRates[i] |
IEEE80211_BASIC_RATE_MASK) ==
(sta_bssrate[j] | IEEE80211_BASIC_RATE_MASK)) {
/* DBG_8723A("match i = %d, j =%d\n", i, j); */
break;
}
}
if (j == sta_bssrate_len) {
/* the rate is not supported by STA */
DBG_8723A("%s(): the rate[%d]=%02X is not supported by "
"STA!\n", __func__, i,
pmlmeinfo->network.SupportedRates[i]);
} else {
/* the rate is supported by STA */
bssrate[index++] = pmlmeinfo->network.SupportedRates[i];
}
}
bssrate_len = index;
DBG_8723A("bssrate_len = %d\n", bssrate_len);
if (bssrate_len == 0) {
rtw_free_xmitbuf23a(pxmitpriv, pmgntframe->pxmitbuf);
rtw_free_xmitframe23a(pxmitpriv, pmgntframe);
goto exit; /* don't connect to AP if no joint supported rate */
}
if (bssrate_len > 8) {
pframe = rtw_set_ie23a(pframe, WLAN_EID_SUPP_RATES, 8,
bssrate, &pattrib->pktlen);
pframe = rtw_set_ie23a(pframe, WLAN_EID_EXT_SUPP_RATES,
(bssrate_len - 8), (bssrate + 8),
&pattrib->pktlen);
} else
pframe = rtw_set_ie23a(pframe, WLAN_EID_SUPP_RATES,
bssrate_len, bssrate, &pattrib->pktlen);
/* RSN */
pie = pmlmeinfo->network.IEs;
pie_len = pmlmeinfo->network.IELength;
p = cfg80211_find_ie(WLAN_EID_RSN, pie, pie_len);
if (p)
pframe = rtw_set_ie23a(pframe, WLAN_EID_RSN, p[1], p + 2,
&pattrib->pktlen);
/* HT caps */
if (padapter->mlmepriv.htpriv.ht_option) {
p = cfg80211_find_ie(WLAN_EID_HT_CAPABILITY, pie, pie_len);
if (p && !is_ap_in_tkip23a(padapter)) {
struct ieee80211_ht_cap *cap = &pmlmeinfo->ht_cap;
memcpy(cap, p + 2, sizeof(struct ieee80211_ht_cap));
/* to disable 40M Hz support while gd_bw_40MHz_en = 0 */
if (pregpriv->cbw40_enable == 0) {
cap->cap_info &= ~cpu_to_le16(
IEEE80211_HT_CAP_SGI_40 |
IEEE80211_HT_CAP_SUP_WIDTH_20_40);
} else {
cap->cap_info |= cpu_to_le16(
IEEE80211_HT_CAP_SUP_WIDTH_20_40);
}
/* todo: disable SM power save mode */
cap->cap_info |= cpu_to_le16(IEEE80211_HT_CAP_SM_PS);
rf_type = rtl8723a_get_rf_type(padapter);
/* switch (pregpriv->rf_config) */
switch (rf_type) {
case RF_1T1R:
/* RX STBC One spatial stream */
if (pregpriv->rx_stbc)
cap->cap_info |= cpu_to_le16(1 << IEEE80211_HT_CAP_RX_STBC_SHIFT);
memcpy(&cap->mcs, MCS_rate_1R23A, 16);
break;
case RF_2T2R:
case RF_1T2R:
default:
/* enable for 2.4/5 GHz */
if (pregpriv->rx_stbc == 0x3 ||
(pmlmeext->cur_wireless_mode &
WIRELESS_11_24N &&
/* enable for 2.4GHz */
pregpriv->rx_stbc == 0x1) ||
(pmlmeext->cur_wireless_mode &
WIRELESS_11_5N &&
pregpriv->rx_stbc == 0x2) ||
/* enable for 5GHz */
pregpriv->wifi_spec == 1) {
DBG_8723A("declare supporting RX "
"STBC\n");
/* RX STBC two spatial stream */
cap->cap_info |= cpu_to_le16(2 << IEEE80211_HT_CAP_RX_STBC_SHIFT);
}
memcpy(&cap->mcs, MCS_rate_2R23A, 16);
break;
}
if (rtl8723a_BT_coexist(padapter) &&
rtl8723a_BT_using_antenna_1(padapter)) {
/* set to 8K */
cap->ampdu_params_info &=
~IEEE80211_HT_AMPDU_PARM_FACTOR;
/* cap->ampdu_params_info |= MAX_AMPDU_FACTOR_8K */
}
pframe = rtw_set_ie23a(pframe, WLAN_EID_HT_CAPABILITY,
p[1], (u8 *)&pmlmeinfo->ht_cap,
&pattrib->pktlen);
}
}
/* vendor specific IE, such as WPA, WMM, WPS */
for (i = 0; i < pmlmeinfo->network.IELength;) {
p = pmlmeinfo->network.IEs + i;
switch (p[0]) {
case WLAN_EID_VENDOR_SPECIFIC:
if (!memcmp(p + 2, RTW_WPA_OUI23A_TYPE, 4) ||
!memcmp(p + 2, WMM_OUI23A, 4) ||
!memcmp(p + 2, WPS_OUI23A, 4)) {
u8 plen = p[1];
if (!padapter->registrypriv.wifi_spec) {
/* Commented by Kurt 20110629 */
/* In some older APs, WPS handshake */
/* would be fail if we append vender
extensions informations to AP */
if (!memcmp(p + 2, WPS_OUI23A, 4))
plen = 14;
}
pframe = rtw_set_ie23a(pframe,
WLAN_EID_VENDOR_SPECIFIC,
plen, p + 2,
&pattrib->pktlen);
}
break;
default:
break;
}
i += p[1] + 2;
}
if (pmlmeinfo->assoc_AP_vendor == HT_IOT_PEER_REALTEK)
pframe = rtw_set_ie23a(pframe, WLAN_EID_VENDOR_SPECIFIC, 6,
REALTEK_96B_IE, &pattrib->pktlen);
pattrib->last_txcmdsz = pattrib->pktlen;
dump_mgntframe23a(padapter, pmgntframe);
ret = _SUCCESS;
exit:
pmlmepriv->assoc_req_len = 0;
if (ret == _SUCCESS) {
kfree(pmlmepriv->assoc_req);
pmlmepriv->assoc_req = kmalloc(pattrib->pktlen, GFP_ATOMIC);
if (pmlmepriv->assoc_req) {
memcpy(pmlmepriv->assoc_req, mgmt, pattrib->pktlen);
pmlmepriv->assoc_req_len = pattrib->pktlen;
}
} else
kfree(pmlmepriv->assoc_req);
return;
}
/* when wait_ack is true, this function should be called at process context */
static int _issue_nulldata23a(struct rtw_adapter *padapter, unsigned char *da,
unsigned int power_mode, int wait_ack)
{
int ret = _FAIL;
struct xmit_frame *pmgntframe;
struct pkt_attrib *pattrib;
unsigned char *pframe;
struct ieee80211_hdr *pwlanhdr;
struct xmit_priv *pxmitpriv;
struct mlme_ext_priv *pmlmeext;
struct mlme_ext_info *pmlmeinfo;
/* DBG_8723A("%s:%d\n", __func__, power_mode); */
if (!padapter)
goto exit;
pxmitpriv = &padapter->xmitpriv;
pmlmeext = &padapter->mlmeextpriv;
pmlmeinfo = &pmlmeext->mlmext_info;
pmgntframe = alloc_mgtxmitframe23a(pxmitpriv);
if (!pmgntframe)
goto exit;
/* update attribute */
pattrib = &pmgntframe->attrib;
update_mgntframe_attrib23a(padapter, pattrib);
pattrib->retry_ctrl = false;
memset(pmgntframe->buf_addr, 0, WLANHDR_OFFSET + TXDESC_OFFSET);
pframe = (u8 *)(pmgntframe->buf_addr) + TXDESC_OFFSET;
pwlanhdr = (struct ieee80211_hdr *)pframe;
pwlanhdr->frame_control = cpu_to_le16(IEEE80211_FTYPE_DATA |
IEEE80211_STYPE_NULLFUNC);
if ((pmlmeinfo->state&0x03) == MSR_AP)
pwlanhdr->frame_control |= cpu_to_le16(IEEE80211_FCTL_FROMDS);
else if ((pmlmeinfo->state&0x03) == MSR_INFRA)
pwlanhdr->frame_control |= cpu_to_le16(IEEE80211_FCTL_TODS);
if (power_mode)
pwlanhdr->frame_control |= cpu_to_le16(IEEE80211_FCTL_PM);
ether_addr_copy(pwlanhdr->addr1, da);
ether_addr_copy(pwlanhdr->addr2, myid(&padapter->eeprompriv));
ether_addr_copy(pwlanhdr->addr3, get_my_bssid23a(&pmlmeinfo->network));
pwlanhdr->seq_ctrl =
cpu_to_le16(IEEE80211_SN_TO_SEQ(pmlmeext->mgnt_seq));
pmlmeext->mgnt_seq++;
pframe += sizeof(struct ieee80211_hdr_3addr);
pattrib->pktlen = sizeof(struct ieee80211_hdr_3addr);
pattrib->last_txcmdsz = pattrib->pktlen;
if (wait_ack)
ret = dump_mgntframe23a_and_wait_ack23a(padapter, pmgntframe);
else {
dump_mgntframe23a(padapter, pmgntframe);
ret = _SUCCESS;
}
exit:
return ret;
}
/* when wait_ms >0 , this function should be called at process context */
/* da == NULL for station mode */
int issue_nulldata23a(struct rtw_adapter *padapter, unsigned char *da,
unsigned int power_mode, int try_cnt, int wait_ms)
{
int ret;
int i = 0;
unsigned long start = jiffies;
struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
/* da == NULL, assume it's null data for sta to ap*/
if (da == NULL)
da = get_my_bssid23a(&pmlmeinfo->network);
do {
ret = _issue_nulldata23a(padapter, da, power_mode,
wait_ms > 0 ? true : false);
i++;
if (padapter->bDriverStopped || padapter->bSurpriseRemoved)
break;
if (i < try_cnt && wait_ms > 0 && ret == _FAIL)
msleep(wait_ms);
} while((i < try_cnt) && ((ret == _FAIL) || (wait_ms == 0)));
if (ret != _FAIL) {
ret = _SUCCESS;
goto exit;
}
if (try_cnt && wait_ms) {
if (da)
DBG_8723A("%s(%s): to %pM, ch:%u%s, %d/%d in %u ms\n",
__func__, padapter->pnetdev->name,
da, rtw_get_oper_ch23a(padapter),
ret == _SUCCESS ? ", acked" : "", i, try_cnt,
jiffies_to_msecs(jiffies - start));
else
DBG_8723A("%s(%s):, ch:%u%s, %d/%d in %u ms\n",
__func__, padapter->pnetdev->name,
rtw_get_oper_ch23a(padapter),
ret == _SUCCESS ? ", acked" : "", i, try_cnt,
jiffies_to_msecs(jiffies - start));
}
exit:
return ret;
}
/* when wait_ack is true, this function should be called at process context */
static int _issue_qos_nulldata23a(struct rtw_adapter *padapter,
unsigned char *da, u16 tid, int wait_ack)
{
int ret = _FAIL;
struct xmit_frame *pmgntframe;
struct pkt_attrib *pattrib;
unsigned char *pframe;
struct ieee80211_qos_hdr *pwlanhdr;
struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
DBG_8723A("%s\n", __func__);
pmgntframe = alloc_mgtxmitframe23a(pxmitpriv);
if (!pmgntframe)
goto exit;
/* update attribute */
pattrib = &pmgntframe->attrib;
update_mgntframe_attrib23a(padapter, pattrib);
pattrib->hdrlen += 2;
pattrib->qos_en = true;
pattrib->eosp = 1;
pattrib->ack_policy = 0;
pattrib->mdata = 0;
memset(pmgntframe->buf_addr, 0, WLANHDR_OFFSET + TXDESC_OFFSET);
pframe = (u8 *)(pmgntframe->buf_addr) + TXDESC_OFFSET;
pwlanhdr = (struct ieee80211_qos_hdr *)pframe;
pwlanhdr->frame_control = cpu_to_le16(IEEE80211_FTYPE_DATA |
IEEE80211_STYPE_QOS_NULLFUNC);
if ((pmlmeinfo->state&0x03) == MSR_AP)
pwlanhdr->frame_control |= cpu_to_le16(IEEE80211_FCTL_FROMDS);
else if ((pmlmeinfo->state&0x03) == MSR_INFRA)
pwlanhdr->frame_control |= cpu_to_le16(IEEE80211_FCTL_TODS);
if (pattrib->mdata)
pwlanhdr->frame_control |= cpu_to_le16(IEEE80211_FCTL_MOREDATA);
pwlanhdr->qos_ctrl = cpu_to_le16(tid & IEEE80211_QOS_CTL_TID_MASK);
pwlanhdr->qos_ctrl |= cpu_to_le16((pattrib->ack_policy << 5) &
IEEE80211_QOS_CTL_ACK_POLICY_MASK);
if (pattrib->eosp)
pwlanhdr->qos_ctrl |= cpu_to_le16(IEEE80211_QOS_CTL_EOSP);
ether_addr_copy(pwlanhdr->addr1, da);
ether_addr_copy(pwlanhdr->addr2, myid(&padapter->eeprompriv));
ether_addr_copy(pwlanhdr->addr3, get_my_bssid23a(&pmlmeinfo->network));
pwlanhdr->seq_ctrl =
cpu_to_le16(IEEE80211_SN_TO_SEQ(pmlmeext->mgnt_seq));
pmlmeext->mgnt_seq++;
pframe += sizeof(struct ieee80211_qos_hdr);
pattrib->pktlen = sizeof(struct ieee80211_qos_hdr);
pattrib->last_txcmdsz = pattrib->pktlen;
if (wait_ack)
ret = dump_mgntframe23a_and_wait_ack23a(padapter, pmgntframe);
else {
dump_mgntframe23a(padapter, pmgntframe);
ret = _SUCCESS;
}
exit:
return ret;
}
/* when wait_ms >0 , this function should be called at process context */
/* da == NULL for station mode */
int issue_qos_nulldata23a(struct rtw_adapter *padapter, unsigned char *da,
u16 tid, int try_cnt, int wait_ms)
{
int ret;
int i = 0;
unsigned long start = jiffies;
struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
/* da == NULL, assume it's null data for sta to ap*/
if (da == NULL)
da = get_my_bssid23a(&pmlmeinfo->network);
do {
ret = _issue_qos_nulldata23a(padapter, da, tid,
wait_ms > 0 ? true : false);
i++;
if (padapter->bDriverStopped || padapter->bSurpriseRemoved)
break;
if (i < try_cnt && wait_ms > 0 && ret == _FAIL)
msleep(wait_ms);
} while((i < try_cnt) && ((ret == _FAIL)||(wait_ms == 0)));
if (ret != _FAIL) {
ret = _SUCCESS;
goto exit;
}
if (try_cnt && wait_ms) {
if (da)
DBG_8723A("%s(%s): to %pM, ch:%u%s, %d/%d in %u ms\n",
__func__, padapter->pnetdev->name,
da, rtw_get_oper_ch23a(padapter),
ret == _SUCCESS ? ", acked" : "", i, try_cnt,
jiffies_to_msecs(jiffies - start));
else
DBG_8723A("%s(%s):, ch:%u%s, %d/%d in %u ms\n",
__func__, padapter->pnetdev->name,
rtw_get_oper_ch23a(padapter),
ret == _SUCCESS ? ", acked" : "", i, try_cnt,
jiffies_to_msecs(jiffies - start));
}
exit:
return ret;
}
static int _issue_deauth(struct rtw_adapter *padapter, unsigned char *da,
unsigned short reason, u8 wait_ack)
{
struct xmit_frame *pmgntframe;
struct pkt_attrib *pattrib;
struct ieee80211_mgmt *mgmt;
struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
int ret = _FAIL;
/* DBG_8723A("%s to %pM\n", __func__, da); */
pmgntframe = alloc_mgtxmitframe23a(pxmitpriv);
if (!pmgntframe)
goto exit;
/* update attribute */
pattrib = &pmgntframe->attrib;
update_mgntframe_attrib23a(padapter, pattrib);
pattrib->retry_ctrl = false;
memset(pmgntframe->buf_addr, 0, WLANHDR_OFFSET + TXDESC_OFFSET);
mgmt = (struct ieee80211_mgmt *)(pmgntframe->buf_addr + TXDESC_OFFSET);
mgmt->frame_control =
cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_DEAUTH);
ether_addr_copy(mgmt->da, da);
ether_addr_copy(mgmt->sa, myid(&padapter->eeprompriv));
ether_addr_copy(mgmt->bssid, get_my_bssid23a(&pmlmeinfo->network));
mgmt->seq_ctrl = cpu_to_le16(IEEE80211_SN_TO_SEQ(pmlmeext->mgnt_seq));
pmlmeext->mgnt_seq++;
pattrib->pktlen = sizeof(struct ieee80211_hdr_3addr) + 2;
mgmt->u.deauth.reason_code = cpu_to_le16(reason);
pattrib->last_txcmdsz = pattrib->pktlen;
if (wait_ack)
ret = dump_mgntframe23a_and_wait_ack23a(padapter, pmgntframe);
else {
dump_mgntframe23a(padapter, pmgntframe);
ret = _SUCCESS;
}
exit:
return ret;
}
int issue_deauth23a(struct rtw_adapter *padapter, unsigned char *da,
unsigned short reason)
{
DBG_8723A("%s to %pM\n", __func__, da);
return _issue_deauth(padapter, da, reason, false);
}
static int issue_deauth_ex(struct rtw_adapter *padapter, u8 *da,
unsigned short reason, int try_cnt, int wait_ms)
{
int ret;
int i = 0;
unsigned long start = jiffies;
do {
ret = _issue_deauth(padapter, da, reason,
wait_ms >0 ? true : false);
i++;
if (padapter->bDriverStopped || padapter->bSurpriseRemoved)
break;
if (i < try_cnt && wait_ms > 0 && ret == _FAIL)
msleep(wait_ms);
} while((i < try_cnt) && ((ret == _FAIL)||(wait_ms == 0)));
if (ret != _FAIL) {
ret = _SUCCESS;
goto exit;
}
if (try_cnt && wait_ms) {
if (da)
DBG_8723A("%s(%s): to %pM, ch:%u%s, %d/%d in %u ms\n",
__func__, padapter->pnetdev->name,
da, rtw_get_oper_ch23a(padapter),
ret == _SUCCESS ? ", acked" : "", i, try_cnt,
jiffies_to_msecs(jiffies - start));
else
DBG_8723A("%s(%s):, ch:%u%s, %d/%d in %u ms\n",
__func__, padapter->pnetdev->name,
rtw_get_oper_ch23a(padapter),
ret == _SUCCESS ? ", acked" : "", i, try_cnt,
jiffies_to_msecs(jiffies - start));
}
exit:
return ret;
}
void issue_action_spct_ch_switch23a(struct rtw_adapter *padapter,
u8 *ra, u8 new_ch, u8 ch_offset)
{
struct xmit_frame *pmgntframe;
struct pkt_attrib *pattrib;
unsigned char *pframe;
struct ieee80211_mgmt *mgmt;
struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
DBG_8723A("%s(%s): ra=%pM, ch:%u, offset:%u\n",
__func__, padapter->pnetdev->name, ra, new_ch, ch_offset);
pmgntframe = alloc_mgtxmitframe23a(pxmitpriv);
if (!pmgntframe)
return;
/* update attribute */
pattrib = &pmgntframe->attrib;
update_mgntframe_attrib23a(padapter, pattrib);
memset(pmgntframe->buf_addr, 0, WLANHDR_OFFSET + TXDESC_OFFSET);
mgmt = (struct ieee80211_mgmt *)(pmgntframe->buf_addr + TXDESC_OFFSET);
mgmt->frame_control =
cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ACTION);
ether_addr_copy(mgmt->da, ra); /* RA */
ether_addr_copy(mgmt->sa, myid(&padapter->eeprompriv)); /* TA */
ether_addr_copy(mgmt->bssid, ra); /* DA = RA */
mgmt->seq_ctrl = cpu_to_le16(IEEE80211_SN_TO_SEQ(pmlmeext->mgnt_seq));
pmlmeext->mgnt_seq++;
mgmt->u.action.category = WLAN_CATEGORY_SPECTRUM_MGMT;
mgmt->u.action.u.chan_switch.action_code = WLAN_ACTION_SPCT_CHL_SWITCH;
pframe = mgmt->u.action.u.chan_switch.variable;
pattrib->pktlen = offsetof(struct ieee80211_mgmt,
u.action.u.chan_switch.variable);
pframe = rtw_set_ie23a_ch_switch (pframe, &pattrib->pktlen, 0,
new_ch, 0);
pframe = rtw_set_ie23a_secondary_ch_offset(pframe, &pattrib->pktlen,
hal_ch_offset_to_secondary_ch_offset23a(ch_offset));
pattrib->last_txcmdsz = pattrib->pktlen;
dump_mgntframe23a(padapter, pmgntframe);
}
void issue_action_BA23a(struct rtw_adapter *padapter,
const unsigned char *raddr,
unsigned char action, unsigned short status)
{
u16 start_seq;
u16 BA_para_set;
u16 BA_starting_seqctrl;
u16 BA_para;
int max_rx_ampdu_factor;
struct xmit_frame *pmgntframe;
struct pkt_attrib *pattrib;
struct ieee80211_mgmt *mgmt;
struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
struct sta_info *psta;
struct sta_priv *pstapriv = &padapter->stapriv;
struct registry_priv *pregpriv = &padapter->registrypriv;
u8 tendaAPMac[] = {0xC8, 0x3A, 0x35};
DBG_8723A("%s, action =%d, status =%d\n", __func__, action, status);
pmgntframe = alloc_mgtxmitframe23a(pxmitpriv);
if (!pmgntframe)
return;
/* update attribute */
pattrib = &pmgntframe->attrib;
update_mgntframe_attrib23a(padapter, pattrib);
memset(pmgntframe->buf_addr, 0, WLANHDR_OFFSET + TXDESC_OFFSET);
mgmt = (struct ieee80211_mgmt *)(pmgntframe->buf_addr + TXDESC_OFFSET);
mgmt->frame_control =
cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ACTION);
ether_addr_copy(mgmt->da, raddr);
ether_addr_copy(mgmt->sa, myid(&padapter->eeprompriv));
ether_addr_copy(mgmt->bssid, get_my_bssid23a(&pmlmeinfo->network));
mgmt->seq_ctrl = cpu_to_le16(IEEE80211_SN_TO_SEQ(pmlmeext->mgnt_seq));
pmlmeext->mgnt_seq++;
mgmt->u.action.category = WLAN_CATEGORY_BACK;
pattrib->pktlen = sizeof(struct ieee80211_hdr_3addr) + 1;
switch (action) {
case WLAN_ACTION_ADDBA_REQ:
pattrib->pktlen += sizeof(mgmt->u.action.u.addba_req);
mgmt->u.action.u.addba_req.action_code = action;
do {
pmlmeinfo->dialogToken++;
} while (pmlmeinfo->dialogToken == 0);
mgmt->u.action.u.addba_req.dialog_token =
pmlmeinfo->dialogToken;
if (rtl8723a_BT_coexist(padapter) &&
rtl8723a_BT_using_antenna_1(padapter) &&
(pmlmeinfo->assoc_AP_vendor != broadcomAP ||
memcmp(raddr, tendaAPMac, 3))) {
/* A-MSDU NOT Supported */
BA_para_set = 0;
/* immediate Block Ack */
BA_para_set |= (1 << 1) &
IEEE80211_ADDBA_PARAM_POLICY_MASK;
/* TID */
BA_para_set |= (status << 2) &
IEEE80211_ADDBA_PARAM_TID_MASK;
/* max buffer size is 8 MSDU */
BA_para_set |= (8 << 6) &
IEEE80211_ADDBA_PARAM_BUF_SIZE_MASK;
} else {
/* immediate ack & 64 buffer size */
BA_para_set = 0x1002 | ((status & 0xf) << 2);
}
put_unaligned_le16(BA_para_set,
&mgmt->u.action.u.addba_req.capab);
/* 5ms */
put_unaligned_le16(5000, &mgmt->u.action.u.addba_req.timeout);
psta = rtw_get_stainfo23a(pstapriv, raddr);
if (psta) {
int idx;
idx = status & 0x07;
start_seq =
(psta->sta_xmitpriv.txseq_tid[idx] & 0xfff) + 1;
DBG_8723A("BA_starting_seqctrl = %d for TID =%d\n",
start_seq, idx);
psta->BA_starting_seqctrl[idx] = start_seq;
BA_starting_seqctrl = start_seq << 4;
} else
BA_starting_seqctrl = 0;
put_unaligned_le16(BA_starting_seqctrl,
&mgmt->u.action.u.addba_req.start_seq_num);
break;
case WLAN_ACTION_ADDBA_RESP:
pattrib->pktlen += sizeof(mgmt->u.action.u.addba_resp);
mgmt->u.action.u.addba_resp.action_code = action;
mgmt->u.action.u.addba_resp.dialog_token =
pmlmeinfo->ADDBA_req.dialog_token;
put_unaligned_le16(status,
&mgmt->u.action.u.addba_resp.status);
GetHalDefVar8192CUsb(padapter, HW_VAR_MAX_RX_AMPDU_FACTOR,
&max_rx_ampdu_factor);
BA_para = le16_to_cpu(pmlmeinfo->ADDBA_req.BA_para_set) & 0x3f;
if (max_rx_ampdu_factor == IEEE80211_HT_MAX_AMPDU_64K)
BA_para_set = BA_para | 0x1000; /* 64 buffer size */
else if (max_rx_ampdu_factor == IEEE80211_HT_MAX_AMPDU_32K)
BA_para_set = BA_para | 0x0800; /* 32 buffer size */
else if (max_rx_ampdu_factor == IEEE80211_HT_MAX_AMPDU_16K)
BA_para_set = BA_para | 0x0400; /* 16 buffer size */
else if (max_rx_ampdu_factor == IEEE80211_HT_MAX_AMPDU_8K)
BA_para_set = BA_para | 0x0200; /* 8 buffer size */
else
BA_para_set = BA_para | 0x1000; /* 64 buffer size */
if (rtl8723a_BT_coexist(padapter) &&
rtl8723a_BT_using_antenna_1(padapter) &&
(pmlmeinfo->assoc_AP_vendor != broadcomAP ||
memcmp(raddr, tendaAPMac, 3))) {
/* max buffer size is 8 MSDU */
BA_para_set &= ~IEEE80211_ADDBA_PARAM_BUF_SIZE_MASK;
BA_para_set |= (8 << 6) &
IEEE80211_ADDBA_PARAM_BUF_SIZE_MASK;
}
if (pregpriv->ampdu_amsdu == 0)/* disabled */
BA_para_set &= ~BIT(0);
else if (pregpriv->ampdu_amsdu == 1)/* enabled */
BA_para_set |= BIT(0);
put_unaligned_le16(BA_para_set,
&mgmt->u.action.u.addba_resp.capab);
mgmt->u.action.u.addba_resp.timeout
= pmlmeinfo->ADDBA_req.BA_timeout_value;
pattrib->pktlen += 8;
break;
case WLAN_ACTION_DELBA:
pattrib->pktlen += sizeof(mgmt->u.action.u.delba);
mgmt->u.action.u.delba.action_code = action;
BA_para_set = (status & 0x1F) << 3;
mgmt->u.action.u.delba.params = cpu_to_le16(BA_para_set);
mgmt->u.action.u.delba.reason_code =
cpu_to_le16(WLAN_REASON_QSTA_NOT_USE);
pattrib->pktlen += 5;
break;
default:
break;
}
pattrib->last_txcmdsz = pattrib->pktlen;
dump_mgntframe23a(padapter, pmgntframe);
}
int send_delba23a(struct rtw_adapter *padapter, u8 initiator, u8 *addr)
{
struct sta_priv *pstapriv = &padapter->stapriv;
struct sta_info *psta = NULL;
/* struct recv_reorder_ctrl *preorder_ctrl; */
struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
u16 tid;
if ((pmlmeinfo->state&0x03) != MSR_AP)
if (!(pmlmeinfo->state & WIFI_FW_ASSOC_SUCCESS))
return _SUCCESS;
psta = rtw_get_stainfo23a(pstapriv, addr);
if (psta == NULL)
return _SUCCESS;
if (initiator == 0) { /* recipient */
for (tid = 0; tid < MAXTID; tid++) {
if (psta->recvreorder_ctrl[tid].enable == true) {
DBG_8723A("rx agg disable tid(%d)\n", tid);
issue_action_BA23a(padapter, addr, WLAN_ACTION_DELBA, (((tid <<1) |initiator)&0x1F));
psta->recvreorder_ctrl[tid].enable = false;
psta->recvreorder_ctrl[tid].indicate_seq = 0xffff;
}
}
} else if (initiator == 1) { /* originator */
for (tid = 0; tid < MAXTID; tid++) {
if (psta->htpriv.agg_enable_bitmap & BIT(tid)) {
DBG_8723A("tx agg disable tid(%d)\n", tid);
issue_action_BA23a(padapter, addr, WLAN_ACTION_DELBA, (((tid <<1) |initiator)&0x1F));
psta->htpriv.agg_enable_bitmap &= ~BIT(tid);
psta->htpriv.candidate_tid_bitmap &= ~BIT(tid);
}
}
}
return _SUCCESS;
}
int send_beacon23a(struct rtw_adapter *padapter)
{
bool bxmitok;
int issue = 0;
int poll = 0;
unsigned long start = jiffies;
unsigned int passing_time;
rtl8723a_bcn_valid(padapter);
do {
issue_beacon23a(padapter, 100);
issue++;
do {
yield();
bxmitok = rtl8723a_get_bcn_valid(padapter);
poll++;
} while ((poll % 10) != 0 && !bxmitok &&
!padapter->bSurpriseRemoved &&
!padapter->bDriverStopped);
} while (!bxmitok && issue<100 && !padapter->bSurpriseRemoved &&
!padapter->bDriverStopped);
if (padapter->bSurpriseRemoved || padapter->bDriverStopped)
return _FAIL;
passing_time = jiffies_to_msecs(jiffies - start);
if (!bxmitok) {
DBG_8723A("%s fail! %u ms\n", __func__, passing_time);
return _FAIL;
} else {
if (passing_time > 100 || issue > 3)
DBG_8723A("%s success, issue:%d, poll:%d, %u ms\n",
__func__, issue, poll, passing_time);
return _SUCCESS;
}
}
/****************************************************************************
Following are some utitity functions for WiFi MLME
*****************************************************************************/
bool IsLegal5GChannel(struct rtw_adapter *Adapter, u8 channel)
{
int i = 0;
u8 Channel_5G[45] = {36, 38, 40, 42, 44, 46, 48, 50, 52, 54, 56, 58,
60, 62, 64, 100, 102, 104, 106, 108, 110, 112,
114, 116, 118, 120, 122, 124, 126, 128, 130, 132,
134, 136, 138, 140, 149, 151, 153, 155, 157, 159,
161, 163, 165};
for (i = 0; i < sizeof(Channel_5G); i++)
if (channel == Channel_5G[i])
return true;
return false;
}
static void rtw_site_survey(struct rtw_adapter *padapter)
{
unsigned char survey_channel = 0;
enum rt_scan_type ScanType = SCAN_PASSIVE;
struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
struct rtw_ieee80211_channel *ch;
if (pmlmeext->sitesurvey_res.channel_idx <
pmlmeext->sitesurvey_res.ch_num) {
ch = &pmlmeext->sitesurvey_res.ch[pmlmeext->sitesurvey_res.channel_idx];
survey_channel = ch->hw_value;
ScanType = (ch->flags & IEEE80211_CHAN_NO_IR) ?
SCAN_PASSIVE : SCAN_ACTIVE;
}
if (survey_channel != 0) {
/* PAUSE 4-AC Queue when site_survey */
if (pmlmeext->sitesurvey_res.channel_idx == 0)
set_channel_bwmode23a(padapter, survey_channel,
HAL_PRIME_CHNL_OFFSET_DONT_CARE,
HT_CHANNEL_WIDTH_20);
else
SelectChannel23a(padapter, survey_channel);
if (ScanType == SCAN_ACTIVE) /* obey the channel plan setting... */
{
int i;
for (i = 0;i<RTW_SSID_SCAN_AMOUNT;i++) {
if (pmlmeext->sitesurvey_res.ssid[i].ssid_len) {
/* todo: to issue two probe req??? */
issue_probereq(padapter, &pmlmeext->sitesurvey_res.ssid[i], NULL);
/* msleep(SURVEY_TO>>1); */
issue_probereq(padapter, &pmlmeext->sitesurvey_res.ssid[i], NULL);
}
}
if (pmlmeext->sitesurvey_res.scan_mode == SCAN_ACTIVE) {
/* todo: to issue two probe req??? */
issue_probereq(padapter, NULL, NULL);
/* msleep(SURVEY_TO>>1); */
issue_probereq(padapter, NULL, NULL);
}
}
set_survey_timer(pmlmeext, pmlmeext->chan_scan_time);
} else {
/* channel number is 0 or this channel is not valid. */
pmlmeext->sitesurvey_res.state = SCAN_COMPLETE;
/* switch back to the original channel */
set_channel_bwmode23a(padapter, pmlmeext->cur_channel,
pmlmeext->cur_ch_offset,
pmlmeext->cur_bwmode);
/* flush 4-AC Queue after rtw_site_survey */
/* val8 = 0; */
/* config MSR */
rtl8723a_set_media_status(padapter, pmlmeinfo->state & 0x3);
/* restore RX GAIN */
rtl8723a_set_initial_gain(padapter, 0xff);
/* turn on dynamic functions */
rtl8723a_odm_support_ability_restore(padapter);
if (is_client_associated_to_ap23a(padapter) == true)
issue_nulldata23a(padapter, NULL, 0, 3, 500);
rtl8723a_mlme_sitesurvey(padapter, 0);
report_surveydone_event23a(padapter);
pmlmeext->chan_scan_time = SURVEY_TO;
pmlmeext->sitesurvey_res.state = SCAN_DISABLE;
}
return;
}
/* collect bss info from Beacon and Probe request/response frames. */
static struct wlan_bssid_ex *collect_bss_info(struct rtw_adapter *padapter,
struct recv_frame *precv_frame)
{
struct sk_buff *skb = precv_frame->pkt;
struct ieee80211_mgmt *mgmt = (struct ieee80211_mgmt *) skb->data;
struct registry_priv *pregistrypriv = &padapter->registrypriv;
struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
struct wlan_bssid_ex *bssid;
const u8 *p;
u8 *pie;
unsigned int length;
int i;
length = skb->len;
bssid = kzalloc(sizeof(struct wlan_bssid_ex), GFP_ATOMIC);
if (!bssid)
return NULL;
if (ieee80211_is_beacon(mgmt->frame_control)) {
length -= offsetof(struct ieee80211_mgmt, u.beacon.variable);
pie = mgmt->u.beacon.variable;
bssid->reserved = 1;
bssid->capability =
get_unaligned_le16(&mgmt->u.beacon.capab_info);
bssid->beacon_interval =
get_unaligned_le16(&mgmt->u.beacon.beacon_int);
bssid->tsf = get_unaligned_le64(&mgmt->u.beacon.timestamp);
} else if (ieee80211_is_probe_req(mgmt->frame_control)) {
length -= offsetof(struct ieee80211_mgmt, u.probe_req.variable);
pie = mgmt->u.probe_req.variable;
bssid->reserved = 2;
bssid->capability = 0;
bssid->beacon_interval =
padapter->registrypriv.dev_network.beacon_interval;
bssid->tsf = 0;
} else if (ieee80211_is_probe_resp(mgmt->frame_control)) {
length -=
offsetof(struct ieee80211_mgmt, u.probe_resp.variable);
pie = mgmt->u.probe_resp.variable;
bssid->reserved = 3;
bssid->capability =
get_unaligned_le16(&mgmt->u.probe_resp.capab_info);
bssid->beacon_interval =
get_unaligned_le16(&mgmt->u.probe_resp.beacon_int);
bssid->tsf = get_unaligned_le64(&mgmt->u.probe_resp.timestamp);
} else {
length -= offsetof(struct ieee80211_mgmt, u.beacon.variable);
pie = mgmt->u.beacon.variable;
bssid->reserved = 0;
bssid->capability =
get_unaligned_le16(&mgmt->u.beacon.capab_info);
bssid->beacon_interval =
padapter->registrypriv.dev_network.beacon_interval;
bssid->tsf = 0;
}
if (length > MAX_IE_SZ) {
/* DBG_8723A("IE too long for survey event\n"); */
kfree(bssid);
return NULL;
}
bssid->Length = offsetof(struct wlan_bssid_ex, IEs) + length;
/* below is to copy the information element */
bssid->IELength = length;
memcpy(bssid->IEs, pie, bssid->IELength);
/* get the signal strength */
/* in dBM.raw data */
bssid->Rssi = precv_frame->attrib.phy_info.RecvSignalPower;
bssid->SignalQuality =
precv_frame->attrib.phy_info.SignalQuality;/* in percentage */
bssid->SignalStrength =
precv_frame->attrib.phy_info.SignalStrength;/* in percentage */
/* checking SSID */
p = cfg80211_find_ie(WLAN_EID_SSID, bssid->IEs, bssid->IELength);
if (!p) {
DBG_8723A("marc: cannot find SSID for survey event\n");
goto fail;
}
if (p[1] > IEEE80211_MAX_SSID_LEN) {
DBG_8723A("%s()-%d: IE too long (%d) for survey "
"event\n", __func__, __LINE__, p[1]);
goto fail;
}
memcpy(bssid->Ssid.ssid, p + 2, p[1]);
bssid->Ssid.ssid_len = p[1];
/* checking rate info... */
i = 0;
p = cfg80211_find_ie(WLAN_EID_SUPP_RATES, bssid->IEs, bssid->IELength);
if (p) {
if (p[1] > NDIS_802_11_LENGTH_RATES_EX) {
DBG_8723A("%s()-%d: IE too long (%d) for survey "
"event\n", __func__, __LINE__, p[1]);
goto fail;
}
memcpy(bssid->SupportedRates, p + 2, p[1]);
i = p[1];
}
p = cfg80211_find_ie(WLAN_EID_EXT_SUPP_RATES, bssid->IEs,
bssid->IELength);
if (p) {
if (p[1] > (NDIS_802_11_LENGTH_RATES_EX-i)) {
DBG_8723A("%s()-%d: IE too long (%d) for survey "
"event\n", __func__, __LINE__, p[1]);
goto fail;
}
memcpy(bssid->SupportedRates + i, p + 2, p[1]);
}
/* Checking for DSConfig */
p = cfg80211_find_ie(WLAN_EID_DS_PARAMS, bssid->IEs, bssid->IELength);
bssid->DSConfig = 0;
if (p) {
bssid->DSConfig = p[2];
} else {/* In 5G, some ap do not have DSSET IE */
/* checking HT info for channel */
p = cfg80211_find_ie(WLAN_EID_HT_OPERATION, bssid->IEs,
bssid->IELength);
if (p) {
struct ieee80211_ht_operation *HT_info =
(struct ieee80211_ht_operation *)(p + 2);
bssid->DSConfig = HT_info->primary_chan;
} else /* use current channel */
bssid->DSConfig = rtw_get_oper_ch23a(padapter);
}
if (ieee80211_is_probe_req(mgmt->frame_control)) {
/* FIXME */
bssid->ifmode = NL80211_IFTYPE_STATION;
ether_addr_copy(bssid->MacAddress, mgmt->sa);
bssid->Privacy = 1;
return bssid;
}
if (bssid->capability & WLAN_CAPABILITY_ESS) {
bssid->ifmode = NL80211_IFTYPE_STATION;
ether_addr_copy(bssid->MacAddress, mgmt->sa);
} else {
bssid->ifmode = NL80211_IFTYPE_ADHOC;
ether_addr_copy(bssid->MacAddress, mgmt->bssid);
}
if (bssid->capability & WLAN_CAPABILITY_PRIVACY)
bssid->Privacy = 1;
else
bssid->Privacy = 0;
bssid->ATIMWindow = 0;
/* 20/40 BSS Coexistence check */
if (pregistrypriv->wifi_spec == 1 &&
pmlmeinfo->bwmode_updated == false) {
struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
p = cfg80211_find_ie(WLAN_EID_HT_CAPABILITY, bssid->IEs,
bssid->IELength);
if (p && p[1] > 0) {
struct ieee80211_ht_cap *pHT_caps;
pHT_caps = (struct ieee80211_ht_cap *)(p + 2);
if (pHT_caps->cap_info &
cpu_to_le16(IEEE80211_HT_CAP_40MHZ_INTOLERANT))
pmlmepriv->num_FortyMHzIntolerant++;
} else
pmlmepriv->num_sta_no_ht++;
}
/* mark bss info receiving from nearby channel as SignalQuality 101 */
if (bssid->DSConfig != rtw_get_oper_ch23a(padapter))
bssid->SignalQuality = 101;
return bssid;
fail:
kfree (bssid);
return NULL;
}
static void start_create_ibss(struct rtw_adapter *padapter)
{
unsigned short caps;
struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
struct wlan_bssid_ex *pnetwork = &pmlmeinfo->network;
pmlmeext->cur_channel = (u8)pnetwork->DSConfig;
pmlmeinfo->bcn_interval = pnetwork->beacon_interval;
/* update wireless mode */
update_wireless_mode23a(padapter);
/* update capability */
caps = pnetwork->capability;
update_capinfo23a(padapter, caps);
if (caps & WLAN_CAPABILITY_IBSS) { /* adhoc master */
rtl8723a_set_sec_cfg(padapter, 0xcf);
/* switch channel */
/* SelectChannel23a(padapter, pmlmeext->cur_channel, HAL_PRIME_CHNL_OFFSET_DONT_CARE); */
set_channel_bwmode23a(padapter, pmlmeext->cur_channel, HAL_PRIME_CHNL_OFFSET_DONT_CARE, HT_CHANNEL_WIDTH_20);
rtl8723a_SetBeaconRelatedRegisters(padapter);
/* set msr to MSR_ADHOC */
pmlmeinfo->state = MSR_ADHOC;
rtl8723a_set_media_status(padapter, pmlmeinfo->state & 0x3);
/* issue beacon */
if (send_beacon23a(padapter) == _FAIL) {
RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_,
"issuing beacon frame fail....\n");
report_join_res23a(padapter, -1);
pmlmeinfo->state = MSR_NOLINK;
} else {
hw_var_set_bssid(padapter, padapter->registrypriv.dev_network.MacAddress);
hw_var_set_mlme_join(padapter, 0);
report_join_res23a(padapter, 1);
pmlmeinfo->state |= WIFI_FW_ASSOC_SUCCESS;
}
} else {
DBG_8723A("%s: invalid cap:%x\n", __func__, caps);
return;
}
}
static void start_clnt_join(struct rtw_adapter *padapter)
{
unsigned short caps;
u8 val8;
struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
struct wlan_bssid_ex *pnetwork = &pmlmeinfo->network;
int beacon_timeout;
pmlmeext->cur_channel = (u8)pnetwork->DSConfig;
pmlmeinfo->bcn_interval = pnetwork->beacon_interval;
/* update wireless mode */
update_wireless_mode23a(padapter);
/* update capability */
caps = pnetwork->capability;
update_capinfo23a(padapter, caps);
if (caps & WLAN_CAPABILITY_ESS) {
/* switch channel */
set_channel_bwmode23a(padapter, pmlmeext->cur_channel, pmlmeext->cur_ch_offset, pmlmeext->cur_bwmode);
rtl8723a_set_media_status(padapter, MSR_INFRA);
val8 = (pmlmeinfo->auth_algo == dot11AuthAlgrthm_8021X) ?
0xcc: 0xcf;
rtl8723a_set_sec_cfg(padapter, val8);
/* switch channel */
/* set_channel_bwmode23a(padapter, pmlmeext->cur_channel, pmlmeext->cur_ch_offset, pmlmeext->cur_bwmode); */
/* here wait for receiving the beacon to start auth */
/* and enable a timer */
beacon_timeout = decide_wait_for_beacon_timeout23a(pmlmeinfo->bcn_interval);
set_link_timer(pmlmeext, beacon_timeout);
mod_timer(&padapter->mlmepriv.assoc_timer, jiffies +
msecs_to_jiffies((REAUTH_TO * REAUTH_LIMIT) + (REASSOC_TO*REASSOC_LIMIT) + beacon_timeout));
pmlmeinfo->state = WIFI_FW_AUTH_NULL | MSR_INFRA;
} else if (caps & WLAN_CAPABILITY_IBSS) { /* adhoc client */
rtl8723a_set_media_status(padapter, MSR_ADHOC);
rtl8723a_set_sec_cfg(padapter, 0xcf);
/* switch channel */
set_channel_bwmode23a(padapter, pmlmeext->cur_channel, pmlmeext->cur_ch_offset, pmlmeext->cur_bwmode);
rtl8723a_SetBeaconRelatedRegisters(padapter);
pmlmeinfo->state = MSR_ADHOC;
report_join_res23a(padapter, 1);
} else {
/* DBG_8723A("marc: invalid cap:%x\n", caps); */
return;
}
}
static void start_clnt_auth(struct rtw_adapter *padapter)
{
struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
del_timer_sync(&pmlmeext->link_timer);
pmlmeinfo->state &= (~WIFI_FW_AUTH_NULL);
pmlmeinfo->state |= WIFI_FW_AUTH_STATE;
pmlmeinfo->auth_seq = 1;
pmlmeinfo->reauth_count = 0;
pmlmeinfo->reassoc_count = 0;
pmlmeinfo->link_count = 0;
pmlmeext->retry = 0;
/* Because of AP's not receiving deauth before */
/* AP may: 1)not response auth or 2)deauth us after link is complete */
/* issue deauth before issuing auth to deal with the situation */
/* Commented by Albert 2012/07/21 */
/* For the Win8 P2P connection, it will be hard to have a
successful connection if this Wi-Fi doesn't connect to it. */
issue_deauth23a(padapter, (&pmlmeinfo->network)->MacAddress,
WLAN_REASON_DEAUTH_LEAVING);
DBG_8723A_LEVEL(_drv_always_, "start auth\n");
issue_auth(padapter, NULL, 0);
set_link_timer(pmlmeext, REAUTH_TO);
}
static void start_clnt_assoc(struct rtw_adapter *padapter)
{
struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
del_timer_sync(&pmlmeext->link_timer);
pmlmeinfo->state &= (~(WIFI_FW_AUTH_NULL | WIFI_FW_AUTH_STATE));
pmlmeinfo->state |= (WIFI_FW_AUTH_SUCCESS | WIFI_FW_ASSOC_STATE);
issue_assocreq(padapter);
set_link_timer(pmlmeext, REASSOC_TO);
}
int receive_disconnect23a(struct rtw_adapter *padapter,
unsigned char *MacAddr, unsigned short reason)
{
struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
/* check A3 */
if (!ether_addr_equal(MacAddr, get_my_bssid23a(&pmlmeinfo->network)))
return _SUCCESS;
DBG_8723A("%s\n", __func__);
if ((pmlmeinfo->state&0x03) == MSR_INFRA) {
if (pmlmeinfo->state & WIFI_FW_ASSOC_SUCCESS) {
pmlmeinfo->state = MSR_NOLINK;
report_del_sta_event23a(padapter, MacAddr, reason);
} else if (pmlmeinfo->state & WIFI_FW_LINKING_STATE) {
pmlmeinfo->state = MSR_NOLINK;
report_join_res23a(padapter, -2);
}
}
return _SUCCESS;
}
static void process_80211d(struct rtw_adapter *padapter,
struct wlan_bssid_ex *bssid)
{
struct registry_priv *pregistrypriv;
struct mlme_ext_priv *pmlmeext;
struct rt_channel_info *chplan_new;
u8 channel;
u8 i;
pregistrypriv = &padapter->registrypriv;
pmlmeext = &padapter->mlmeextpriv;
/* Adjust channel plan by AP Country IE */
if (pregistrypriv->enable80211d &&
!pmlmeext->update_channel_plan_by_ap_done) {
const u8 *ie, *p;
struct rt_channel_plan chplan_ap;
struct rt_channel_info chplan_sta[MAX_CHANNEL_NUM];
u8 country[4];
u8 fcn; /* first channel number */
u8 noc; /* number of channel */
u8 j, k;
ie = cfg80211_find_ie(WLAN_EID_COUNTRY, bssid->IEs,
bssid->IELength);
if (!ie || ie[1] < IEEE80211_COUNTRY_IE_MIN_LEN)
return;
p = ie + 2;
ie += ie[1];
ie += 2;
memcpy(country, p, 3);
country[3] = '\0';
p += 3;
RT_TRACE(_module_rtl871x_mlme_c_, _drv_notice_,
"%s: 802.11d country =%s\n", __func__, country);
i = 0;
while ((ie - p) >= 3) {
fcn = *(p++);
noc = *(p++);
p++;
for (j = 0; j < noc; j++) {
if (fcn <= 14)
channel = fcn + j; /* 2.4 GHz */
else
channel = fcn + j * 4; /* 5 GHz */
chplan_ap.Channel[i++] = channel;
}
}
chplan_ap.Len = i;
memcpy(chplan_sta, pmlmeext->channel_set, sizeof(chplan_sta));
memset(pmlmeext->channel_set, 0, sizeof(pmlmeext->channel_set));
chplan_new = pmlmeext->channel_set;
i = j = k = 0;
if (pregistrypriv->wireless_mode & WIRELESS_11G) {
do {
if (i == MAX_CHANNEL_NUM ||
chplan_sta[i].ChannelNum == 0 ||
chplan_sta[i].ChannelNum > 14)
break;
if (j == chplan_ap.Len ||
chplan_ap.Channel[j] > 14)
break;
if (chplan_sta[i].ChannelNum ==
chplan_ap.Channel[j]) {
chplan_new[k].ChannelNum =
chplan_ap.Channel[j];
chplan_new[k].ScanType = SCAN_ACTIVE;
i++;
j++;
k++;
} else if (chplan_sta[i].ChannelNum <
chplan_ap.Channel[j]) {
chplan_new[k].ChannelNum =
chplan_sta[i].ChannelNum;
chplan_new[k].ScanType =
SCAN_PASSIVE;
i++;
k++;
} else if (chplan_sta[i].ChannelNum >
chplan_ap.Channel[j]) {
chplan_new[k].ChannelNum =
chplan_ap.Channel[j];
chplan_new[k].ScanType =
SCAN_ACTIVE;
j++;
k++;
}
} while (1);
/* change AP not support channel to Passive scan */
while (i < MAX_CHANNEL_NUM &&
chplan_sta[i].ChannelNum != 0 &&
chplan_sta[i].ChannelNum <= 14) {
chplan_new[k].ChannelNum =
chplan_sta[i].ChannelNum;
chplan_new[k].ScanType = SCAN_PASSIVE;
i++;
k++;
}
/* add channel AP supported */
while (j < chplan_ap.Len && chplan_ap.Channel[j] <= 14){
chplan_new[k].ChannelNum = chplan_ap.Channel[j];
chplan_new[k].ScanType = SCAN_ACTIVE;
j++;
k++;
}
} else {
/* keep original STA 2.4G channel plan */
while (i < MAX_CHANNEL_NUM &&
chplan_sta[i].ChannelNum != 0 &&
chplan_sta[i].ChannelNum <= 14) {
chplan_new[k].ChannelNum =
chplan_sta[i].ChannelNum;
chplan_new[k].ScanType = chplan_sta[i].ScanType;
i++;
k++;
}
/* skip AP 2.4G channel plan */
while (j < chplan_ap.Len && chplan_ap.Channel[j] <= 14)
j++;
}
if (pregistrypriv->wireless_mode & WIRELESS_11A) {
do {
if (i == MAX_CHANNEL_NUM ||
chplan_sta[i].ChannelNum == 0)
break;
if (j == chplan_ap.Len ||
chplan_ap.Channel[j] == 0)
break;
if (chplan_sta[i].ChannelNum ==
chplan_ap.Channel[j]) {
chplan_new[k].ChannelNum =
chplan_ap.Channel[j];
chplan_new[k].ScanType = SCAN_ACTIVE;
i++;
j++;
k++;
} else if (chplan_sta[i].ChannelNum <
chplan_ap.Channel[j]) {
chplan_new[k].ChannelNum =
chplan_sta[i].ChannelNum;
chplan_new[k].ScanType = SCAN_PASSIVE;
i++;
k++;
} else if (chplan_sta[i].ChannelNum >
chplan_ap.Channel[j]) {
chplan_new[k].ChannelNum =
chplan_ap.Channel[j];
chplan_new[k].ScanType = SCAN_ACTIVE;
j++;
k++;
}
} while (1);
/* change AP not support channel to Passive scan */
while (i < MAX_CHANNEL_NUM &&
chplan_sta[i].ChannelNum != 0) {
chplan_new[k].ChannelNum =
chplan_sta[i].ChannelNum;
chplan_new[k].ScanType = SCAN_PASSIVE;
i++;
k++;
}
/* add channel AP supported */
while (j < chplan_ap.Len && chplan_ap.Channel[j] != 0) {
chplan_new[k].ChannelNum = chplan_ap.Channel[j];
chplan_new[k].ScanType = SCAN_ACTIVE;
j++;
k++;
}
} else {
/* keep original STA 5G channel plan */
while (i < MAX_CHANNEL_NUM &&
chplan_sta[i].ChannelNum != 0) {
chplan_new[k].ChannelNum =
chplan_sta[i].ChannelNum;
chplan_new[k].ScanType = chplan_sta[i].ScanType;
i++;
k++;
}
}
pmlmeext->update_channel_plan_by_ap_done = 1;
}
/* If channel is used by AP, set channel scan type to active */
channel = bssid->DSConfig;
chplan_new = pmlmeext->channel_set;
i = 0;
while (i < MAX_CHANNEL_NUM && chplan_new[i].ChannelNum != 0) {
if (chplan_new[i].ChannelNum == channel) {
if (chplan_new[i].ScanType == SCAN_PASSIVE) {
/* 5G Bnad 2, 3 (DFS) doesn't change
to active scan */
if (channel >= 52 && channel <= 144)
break;
chplan_new[i].ScanType = SCAN_ACTIVE;
RT_TRACE(_module_rtl871x_mlme_c_, _drv_notice_,
"%s: change channel %d scan type from passive to active\n",
__func__, channel);
}
break;
}
i++;
}
}
/****************************************************************************
Following are the functions to report events
*****************************************************************************/
void report_survey_event23a(struct rtw_adapter *padapter,
struct recv_frame *precv_frame)
{
struct cmd_obj *pcmd_obj;
u8 *pevtcmd;
u32 cmdsz;
struct survey_event *psurvey_evt;
struct C2HEvent_Header *pc2h_evt_hdr;
struct mlme_ext_priv *pmlmeext;
struct cmd_priv *pcmdpriv;
if (!padapter)
return;
pmlmeext = &padapter->mlmeextpriv;
pcmdpriv = &padapter->cmdpriv;
pcmd_obj = kzalloc(sizeof(struct cmd_obj), GFP_ATOMIC);
if (!pcmd_obj)
return;
cmdsz = sizeof(struct survey_event) + sizeof(struct C2HEvent_Header);
pevtcmd = kzalloc(cmdsz, GFP_ATOMIC);
if (!pevtcmd) {
kfree(pcmd_obj);
return;
}
pcmd_obj->cmdcode = GEN_CMD_CODE(_Set_MLME_EVT);
pcmd_obj->cmdsz = cmdsz;
pcmd_obj->parmbuf = pevtcmd;
pcmd_obj->rsp = NULL;
pcmd_obj->rspsz = 0;
pc2h_evt_hdr = (struct C2HEvent_Header *)(pevtcmd);
pc2h_evt_hdr->len = sizeof(struct survey_event);
pc2h_evt_hdr->ID = GEN_EVT_CODE(_Survey);
pc2h_evt_hdr->seq = atomic_inc_return(&pmlmeext->event_seq);
psurvey_evt = (struct survey_event*)(pevtcmd + sizeof(struct C2HEvent_Header));
psurvey_evt->bss = collect_bss_info(padapter, precv_frame);
if (!psurvey_evt->bss) {
kfree(pcmd_obj);
kfree(pevtcmd);
return;
}
process_80211d(padapter, psurvey_evt->bss);
rtw_enqueue_cmd23a(pcmdpriv, pcmd_obj);
pmlmeext->sitesurvey_res.bss_cnt++;
return;
}
void report_surveydone_event23a(struct rtw_adapter *padapter)
{
struct cmd_obj *pcmd_obj;
u8 *pevtcmd;
u32 cmdsz;
struct surveydone_event *psurveydone_evt;
struct C2HEvent_Header *pc2h_evt_hdr;
struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
struct cmd_priv *pcmdpriv = &padapter->cmdpriv;
pcmd_obj = kzalloc(sizeof(struct cmd_obj), GFP_ATOMIC);
if (!pcmd_obj)
return;
cmdsz = sizeof(struct surveydone_event) + sizeof(struct C2HEvent_Header);
pevtcmd = kzalloc(cmdsz, GFP_ATOMIC);
if (!pevtcmd) {
kfree(pcmd_obj);
return;
}
pcmd_obj->cmdcode = GEN_CMD_CODE(_Set_MLME_EVT);
pcmd_obj->cmdsz = cmdsz;
pcmd_obj->parmbuf = pevtcmd;
pcmd_obj->rsp = NULL;
pcmd_obj->rspsz = 0;
pc2h_evt_hdr = (struct C2HEvent_Header *)(pevtcmd);
pc2h_evt_hdr->len = sizeof(struct surveydone_event);
pc2h_evt_hdr->ID = GEN_EVT_CODE(_SurveyDone);
pc2h_evt_hdr->seq = atomic_inc_return(&pmlmeext->event_seq);
psurveydone_evt = (struct surveydone_event*)(pevtcmd + sizeof(struct C2HEvent_Header));
psurveydone_evt->bss_cnt = pmlmeext->sitesurvey_res.bss_cnt;
DBG_8723A("survey done event(%x)\n", psurveydone_evt->bss_cnt);
rtw_enqueue_cmd23a(pcmdpriv, pcmd_obj);
return;
}
void report_join_res23a(struct rtw_adapter *padapter, int res)
{
struct cmd_obj *pcmd_obj;
u8 *pevtcmd;
u32 cmdsz;
struct joinbss_event *pjoinbss_evt;
struct C2HEvent_Header *pc2h_evt_hdr;
struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
struct cmd_priv *pcmdpriv = &padapter->cmdpriv;
pcmd_obj = kzalloc(sizeof(struct cmd_obj), GFP_ATOMIC);
if (!pcmd_obj)
return;
cmdsz = sizeof(struct joinbss_event) + sizeof(struct C2HEvent_Header);
pevtcmd = kzalloc(cmdsz, GFP_ATOMIC);
if (!pevtcmd) {
kfree(pcmd_obj);
return;
}
pcmd_obj->cmdcode = GEN_CMD_CODE(_Set_MLME_EVT);
pcmd_obj->cmdsz = cmdsz;
pcmd_obj->parmbuf = pevtcmd;
pcmd_obj->rsp = NULL;
pcmd_obj->rspsz = 0;
pc2h_evt_hdr = (struct C2HEvent_Header *)(pevtcmd);
pc2h_evt_hdr->len = sizeof(struct joinbss_event);
pc2h_evt_hdr->ID = GEN_EVT_CODE(_JoinBss);
pc2h_evt_hdr->seq = atomic_inc_return(&pmlmeext->event_seq);
pjoinbss_evt = (struct joinbss_event*)(pevtcmd + sizeof(struct C2HEvent_Header));
memcpy((unsigned char *)&pjoinbss_evt->network.network,
&pmlmeinfo->network, sizeof(struct wlan_bssid_ex));
pjoinbss_evt->network.join_res = res;
DBG_8723A("report_join_res23a(%d)\n", res);
rtw_joinbss_event_prehandle23a(padapter, (u8 *)&pjoinbss_evt->network);
rtw_enqueue_cmd23a(pcmdpriv, pcmd_obj);
return;
}
void report_del_sta_event23a(struct rtw_adapter *padapter,
unsigned char *MacAddr, unsigned short reason)
{
struct cmd_obj *pcmd_obj;
u8 *pevtcmd;
u32 cmdsz;
struct sta_info *psta;
int mac_id;
struct stadel_event *pdel_sta_evt;
struct C2HEvent_Header *pc2h_evt_hdr;
struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
struct cmd_priv *pcmdpriv = &padapter->cmdpriv;
pcmd_obj = kzalloc(sizeof(struct cmd_obj), GFP_ATOMIC);
if (!pcmd_obj)
return;
cmdsz = sizeof(struct stadel_event) + sizeof(struct C2HEvent_Header);
pevtcmd = kzalloc(cmdsz, GFP_ATOMIC);
if (!pevtcmd) {
kfree(pcmd_obj);
return;
}
pcmd_obj->cmdcode = GEN_CMD_CODE(_Set_MLME_EVT);
pcmd_obj->cmdsz = cmdsz;
pcmd_obj->parmbuf = pevtcmd;
pcmd_obj->rsp = NULL;
pcmd_obj->rspsz = 0;
pc2h_evt_hdr = (struct C2HEvent_Header *)(pevtcmd);
pc2h_evt_hdr->len = sizeof(struct stadel_event);
pc2h_evt_hdr->ID = GEN_EVT_CODE(_DelSTA);
pc2h_evt_hdr->seq = atomic_inc_return(&pmlmeext->event_seq);
pdel_sta_evt = (struct stadel_event*)(pevtcmd + sizeof(struct C2HEvent_Header));
ether_addr_copy((unsigned char *)&pdel_sta_evt->macaddr, MacAddr);
memcpy((unsigned char *)pdel_sta_evt->rsvd, (unsigned char *)&reason,
2);
psta = rtw_get_stainfo23a(&padapter->stapriv, MacAddr);
if (psta)
mac_id = (int)psta->mac_id;
else
mac_id = -1;
pdel_sta_evt->mac_id = mac_id;
DBG_8723A("report_del_sta_event23a: delete STA, mac_id =%d\n", mac_id);
rtw_enqueue_cmd23a(pcmdpriv, pcmd_obj);
return;
}
void report_add_sta_event23a(struct rtw_adapter *padapter,
unsigned char *MacAddr, int cam_idx)
{
struct cmd_obj *pcmd_obj;
u8 *pevtcmd;
u32 cmdsz;
struct stassoc_event *padd_sta_evt;
struct C2HEvent_Header *pc2h_evt_hdr;
struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
struct cmd_priv *pcmdpriv = &padapter->cmdpriv;
pcmd_obj = kzalloc(sizeof(struct cmd_obj), GFP_ATOMIC);
if (!pcmd_obj)
return;
cmdsz = sizeof(struct stassoc_event) + sizeof(struct C2HEvent_Header);
pevtcmd = kzalloc(cmdsz, GFP_ATOMIC);
if (!pevtcmd) {
kfree(pcmd_obj);
return;
}
pcmd_obj->cmdcode = GEN_CMD_CODE(_Set_MLME_EVT);
pcmd_obj->cmdsz = cmdsz;
pcmd_obj->parmbuf = pevtcmd;
pcmd_obj->rsp = NULL;
pcmd_obj->rspsz = 0;
pc2h_evt_hdr = (struct C2HEvent_Header *)(pevtcmd);
pc2h_evt_hdr->len = sizeof(struct stassoc_event);
pc2h_evt_hdr->ID = GEN_EVT_CODE(_AddSTA);
pc2h_evt_hdr->seq = atomic_inc_return(&pmlmeext->event_seq);
padd_sta_evt = (struct stassoc_event*)(pevtcmd + sizeof(struct C2HEvent_Header));
ether_addr_copy((unsigned char *)&padd_sta_evt->macaddr, MacAddr);
padd_sta_evt->cam_id = cam_idx;
DBG_8723A("report_add_sta_event23a: add STA\n");
rtw_enqueue_cmd23a(pcmdpriv, pcmd_obj);
return;
}
/****************************************************************************
Following are the event callback functions
*****************************************************************************/
/* for sta/adhoc mode */
void update_sta_info23a(struct rtw_adapter *padapter, struct sta_info *psta)
{
struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
/* ERP */
VCS_update23a(padapter, psta);
/* HT */
if (pmlmepriv->htpriv.ht_option) {
psta->htpriv.ht_option = true;
psta->htpriv.ampdu_enable = pmlmepriv->htpriv.ampdu_enable;
if (support_short_GI23a(padapter, &pmlmeinfo->ht_cap))
psta->htpriv.sgi = true;
psta->qos_option = true;
} else {
psta->htpriv.ht_option = false;
psta->htpriv.ampdu_enable = false;
psta->htpriv.sgi = false;
psta->qos_option = false;
}
psta->htpriv.bwmode = pmlmeext->cur_bwmode;
psta->htpriv.ch_offset = pmlmeext->cur_ch_offset;
psta->htpriv.agg_enable_bitmap = 0x0;/* reset */
psta->htpriv.candidate_tid_bitmap = 0x0;/* reset */
/* QoS */
if (pmlmepriv->qos_option)
psta->qos_option = true;
psta->state = _FW_LINKED;
}
void mlmeext_joinbss_event_callback23a(struct rtw_adapter *padapter,
int join_res)
{
struct sta_info *psta, *psta_bmc;
struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
struct wlan_bssid_ex *cur_network = &pmlmeinfo->network;
struct sta_priv *pstapriv = &padapter->stapriv;
if (join_res < 0) {
hw_var_set_mlme_join(padapter, 1);
hw_var_set_bssid(padapter, null_addr);
/* restore to initial setting. */
update_tx_basic_rate23a(padapter,
padapter->registrypriv.wireless_mode);
goto exit_mlmeext_joinbss_event_callback23a;
}
if ((pmlmeinfo->state&0x03) == MSR_ADHOC) {
/* for bc/mc */
psta_bmc = rtw_get_bcmc_stainfo23a(padapter);
if (psta_bmc) {
pmlmeinfo->FW_sta_info[psta_bmc->mac_id].psta = psta_bmc;
update_bmc_sta_support_rate23a(padapter, psta_bmc->mac_id);
Update_RA_Entry23a(padapter, psta_bmc);
}
}
/* turn on dynamic functions */
rtl8723a_odm_support_ability_set(padapter, DYNAMIC_ALL_FUNC_ENABLE);
/* update IOT-releated issue */
update_IOT_info23a(padapter);
HalSetBrateCfg23a(padapter, cur_network->SupportedRates);
/* BCN interval */
rtl8723a_set_beacon_interval(padapter, pmlmeinfo->bcn_interval);
/* update capability */
update_capinfo23a(padapter, pmlmeinfo->capability);
/* WMM, Update EDCA param */
WMMOnAssocRsp23a(padapter);
/* HT */
HTOnAssocRsp23a(padapter);
/* Set cur_channel&cur_bwmode&cur_ch_offset */
set_channel_bwmode23a(padapter, pmlmeext->cur_channel, pmlmeext->cur_ch_offset, pmlmeext->cur_bwmode);
psta = rtw_get_stainfo23a(pstapriv, cur_network->MacAddress);
if (psta) { /* only for infra. mode */
pmlmeinfo->FW_sta_info[psta->mac_id].psta = psta;
/* DBG_8723A("set_sta_rate23a\n"); */
psta->wireless_mode = pmlmeext->cur_wireless_mode;
/* set per sta rate after updating HT cap. */
set_sta_rate23a(padapter, psta);
}
hw_var_set_mlme_join(padapter, 2);
if ((pmlmeinfo->state&0x03) == MSR_INFRA) {
/* correcting TSF */
rtw_correct_TSF(padapter);
/* set_link_timer(pmlmeext, DISCONNECT_TO); */
}
rtw_lps_ctrl_wk_cmd23a(padapter, LPS_CTRL_CONNECT, 0);
exit_mlmeext_joinbss_event_callback23a:
DBG_8723A("=>%s\n", __func__);
}
void mlmeext_sta_add_event_callback23a(struct rtw_adapter *padapter,
struct sta_info *psta)
{
struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
DBG_8723A("%s\n", __func__);
if ((pmlmeinfo->state & 0x03) == MSR_ADHOC) {
/* adhoc master or sta_count>1 */
if (pmlmeinfo->state & WIFI_FW_ASSOC_SUCCESS) {
/* nothing to do */
} else { /* adhoc client */
/* correcting TSF */
rtw_correct_TSF(padapter);
/* start beacon */
if (send_beacon23a(padapter) != _SUCCESS) {
pmlmeinfo->FW_sta_info[psta->mac_id].status = 0;
pmlmeinfo->state ^= MSR_ADHOC;
return;
}
pmlmeinfo->state |= WIFI_FW_ASSOC_SUCCESS;
}
hw_var_set_mlme_join(padapter, 2);
}
pmlmeinfo->FW_sta_info[psta->mac_id].psta = psta;
/* rate radaptive */
Update_RA_Entry23a(padapter, psta);
/* update adhoc sta_info */
update_sta_info23a(padapter, psta);
}
void mlmeext_sta_del_event_callback23a(struct rtw_adapter *padapter)
{
struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
if (is_client_associated_to_ap23a(padapter) ||
is_IBSS_empty23a(padapter)) {
/* set_opmode_cmd(padapter, infra_client_with_mlme); */
hw_var_set_mlme_disconnect(padapter);
hw_var_set_bssid(padapter, null_addr);
/* restore to initial setting. */
update_tx_basic_rate23a(padapter,
padapter->registrypriv.wireless_mode);
/* switch to the 20M Hz mode after disconnect */
pmlmeext->cur_bwmode = HT_CHANNEL_WIDTH_20;
pmlmeext->cur_ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
set_channel_bwmode23a(padapter, pmlmeext->cur_channel,
pmlmeext->cur_ch_offset,
pmlmeext->cur_bwmode);
flush_all_cam_entry23a(padapter);
pmlmeinfo->state = MSR_NOLINK;
/* set MSR to no link state -> infra. mode */
rtl8723a_set_media_status(padapter, MSR_INFRA);
del_timer_sync(&pmlmeext->link_timer);
}
}
static u8 chk_ap_is_alive(struct rtw_adapter *padapter, struct sta_info *psta)
{
u8 ret = false;
if (sta_rx_data_pkts(psta) == sta_last_rx_data_pkts(psta) &&
sta_rx_beacon_pkts(psta) == sta_last_rx_beacon_pkts(psta) &&
sta_rx_probersp_pkts(psta) == sta_last_rx_probersp_pkts(psta))
ret = false;
else
ret = true;
sta_update_last_rx_pkts(psta);
return ret;
}
void linked_status_chk23a(struct rtw_adapter *padapter)
{
u32 i;
struct sta_info *psta;
struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
struct sta_priv *pstapriv = &padapter->stapriv;
if (is_client_associated_to_ap23a(padapter)) {
/* linked infrastructure client mode */
int tx_chk = _SUCCESS, rx_chk = _SUCCESS;
int rx_chk_limit;
rx_chk_limit = 4;
psta = rtw_get_stainfo23a(pstapriv,
pmlmeinfo->network.MacAddress);
if (psta) {
bool is_p2p_enable = false;
if (chk_ap_is_alive(padapter, psta) == false)
rx_chk = _FAIL;
if (pxmitpriv->last_tx_pkts == pxmitpriv->tx_pkts)
tx_chk = _FAIL;
if (pmlmeext->active_keep_alive_check &&
(rx_chk == _FAIL || tx_chk == _FAIL)) {
u8 backup_oper_channel = 0;
/* switch to correct channel of current
network before issue keep-alive frames */
if (rtw_get_oper_ch23a(padapter) !=
pmlmeext->cur_channel) {
backup_oper_channel =
rtw_get_oper_ch23a(padapter);
SelectChannel23a(padapter,
pmlmeext->cur_channel);
}
if (rx_chk != _SUCCESS)
issue_probereq_ex(padapter, &pmlmeinfo->network.Ssid, psta->hwaddr, 3, 1);
if ((tx_chk != _SUCCESS &&
pmlmeinfo->link_count++ == 0xf) ||
rx_chk != _SUCCESS) {
tx_chk = issue_nulldata23a(padapter,
psta->hwaddr,
0, 3, 1);
/* if tx acked and p2p disabled,
set rx_chk _SUCCESS to reset retry
count */
if (tx_chk == _SUCCESS &&
!is_p2p_enable)
rx_chk = _SUCCESS;
}
/* back to the original operation channel */
if (backup_oper_channel>0)
SelectChannel23a(padapter,
backup_oper_channel);
} else {
if (rx_chk != _SUCCESS) {
if (pmlmeext->retry == 0) {
issue_probereq(padapter, &pmlmeinfo->network.Ssid, pmlmeinfo->network.MacAddress);
issue_probereq(padapter, &pmlmeinfo->network.Ssid, pmlmeinfo->network.MacAddress);
issue_probereq(padapter, &pmlmeinfo->network.Ssid, pmlmeinfo->network.MacAddress);
}
}
if (tx_chk != _SUCCESS &&
pmlmeinfo->link_count++ == 0xf)
tx_chk = issue_nulldata23a(padapter,
NULL, 0, 1,
0);
}
if (rx_chk == _FAIL) {
pmlmeext->retry++;
if (pmlmeext->retry > rx_chk_limit) {
DBG_8723A_LEVEL(_drv_always_,
"%s(%s): disconnect or "
"roaming\n", __func__,
padapter->pnetdev->name);
receive_disconnect23a(padapter, pmlmeinfo->network.MacAddress,
WLAN_REASON_EXPIRATION_CHK);
return;
}
} else
pmlmeext->retry = 0;
if (tx_chk == _FAIL)
pmlmeinfo->link_count &= 0xf;
else {
pxmitpriv->last_tx_pkts = pxmitpriv->tx_pkts;
pmlmeinfo->link_count = 0;
}
}
} else if (is_client_associated_to_ibss23a(padapter)) {
/* linked IBSS mode */
/* for each assoc list entry to check the rx pkt counter */
for (i = IBSS_START_MAC_ID; i < NUM_STA; i++) {
if (pmlmeinfo->FW_sta_info[i].status == 1) {
psta = pmlmeinfo->FW_sta_info[i].psta;
if (!psta)
continue;
if (pmlmeinfo->FW_sta_info[i].rx_pkt ==
sta_rx_pkts(psta)) {
if (pmlmeinfo->FW_sta_info[i].retry<3) {
pmlmeinfo->FW_sta_info[i].retry++;
} else {
pmlmeinfo->FW_sta_info[i].retry = 0;
pmlmeinfo->FW_sta_info[i].status = 0;
report_del_sta_event23a(padapter, psta->hwaddr,
65535/* indicate disconnect caused by no rx */
);
}
} else {
pmlmeinfo->FW_sta_info[i].retry = 0;
pmlmeinfo->FW_sta_info[i].rx_pkt = (u32)sta_rx_pkts(psta);
}
}
}
/* set_link_timer(pmlmeext, DISCONNECT_TO); */
}
}
static void survey_timer_hdl(unsigned long data)
{
struct rtw_adapter *padapter = (struct rtw_adapter *)data;
struct cmd_obj *ph2c;
struct sitesurvey_parm *psurveyPara;
struct cmd_priv *pcmdpriv = &padapter->cmdpriv;
struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
/* issue rtw_sitesurvey_cmd23a */
if (pmlmeext->sitesurvey_res.state > SCAN_START) {
if (pmlmeext->sitesurvey_res.state == SCAN_PROCESS)
pmlmeext->sitesurvey_res.channel_idx++;
if (pmlmeext->scan_abort == true) {
pmlmeext->sitesurvey_res.channel_idx =
pmlmeext->sitesurvey_res.ch_num;
DBG_8723A("%s idx:%d\n", __func__,
pmlmeext->sitesurvey_res.channel_idx);
pmlmeext->scan_abort = false;/* reset */
}
ph2c = kzalloc(sizeof(struct cmd_obj), GFP_ATOMIC);
if (!ph2c)
goto exit_survey_timer_hdl;
psurveyPara = kzalloc(sizeof(struct sitesurvey_parm),
GFP_ATOMIC);
if (!psurveyPara) {
kfree(ph2c);
goto exit_survey_timer_hdl;
}
init_h2fwcmd_w_parm_no_rsp(ph2c, psurveyPara,
GEN_CMD_CODE(_SiteSurvey));
rtw_enqueue_cmd23a(pcmdpriv, ph2c);
}
exit_survey_timer_hdl:
return;
}
static void link_timer_hdl(unsigned long data)
{
struct rtw_adapter *padapter = (struct rtw_adapter *)data;
/* static unsigned int rx_pkt = 0; */
/* static u64 tx_cnt = 0; */
/* struct xmit_priv *pxmitpriv = &padapter->xmitpriv; */
struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
/* struct sta_priv *pstapriv = &padapter->stapriv; */
if (pmlmeinfo->state & WIFI_FW_AUTH_NULL) {
DBG_8723A("link_timer_hdl:no beacon while connecting\n");
pmlmeinfo->state = MSR_NOLINK;
report_join_res23a(padapter, -3);
} else if (pmlmeinfo->state & WIFI_FW_AUTH_STATE) {
/* re-auth timer */
if (++pmlmeinfo->reauth_count > REAUTH_LIMIT) {
/* if (pmlmeinfo->auth_algo != dot11AuthAlgrthm_Auto) */
/* */
pmlmeinfo->state = 0;
report_join_res23a(padapter, -1);
return;
/* */
/* else */
/* */
/* pmlmeinfo->auth_algo = dot11AuthAlgrthm_Shared; */
/* pmlmeinfo->reauth_count = 0; */
/* */
}
DBG_8723A("link_timer_hdl: auth timeout and try again\n");
pmlmeinfo->auth_seq = 1;
issue_auth(padapter, NULL, 0);
set_link_timer(pmlmeext, REAUTH_TO);
} else if (pmlmeinfo->state & WIFI_FW_ASSOC_STATE) {
/* re-assoc timer */
if (++pmlmeinfo->reassoc_count > REASSOC_LIMIT) {
pmlmeinfo->state = MSR_NOLINK;
report_join_res23a(padapter, -2);
return;
}
DBG_8723A("link_timer_hdl: assoc timeout and try again\n");
issue_assocreq(padapter);
set_link_timer(pmlmeext, REASSOC_TO);
}
return;
}
static void addba_timer_hdl(unsigned long data)
{
struct sta_info *psta = (struct sta_info *)data;
struct ht_priv *phtpriv;
if (!psta)
return;
phtpriv = &psta->htpriv;
if (phtpriv->ht_option && phtpriv->ampdu_enable) {
if (phtpriv->candidate_tid_bitmap)
phtpriv->candidate_tid_bitmap = 0x0;
}
}
void init_addba_retry_timer23a(struct sta_info *psta)
{
setup_timer(&psta->addba_retry_timer, addba_timer_hdl,
(unsigned long)psta);
}
void init_mlme_ext_timer23a(struct rtw_adapter *padapter)
{
struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
setup_timer(&pmlmeext->survey_timer, survey_timer_hdl,
(unsigned long)padapter);
setup_timer(&pmlmeext->link_timer, link_timer_hdl,
(unsigned long)padapter);
}
int NULL_hdl23a(struct rtw_adapter *padapter, const u8 *pbuf)
{
return H2C_SUCCESS;
}
int setopmode_hdl23a(struct rtw_adapter *padapter, const u8 *pbuf)
{
enum nl80211_iftype type;
struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
const struct setopmode_parm *psetop = (struct setopmode_parm *)pbuf;
switch (psetop->mode) {
case NL80211_IFTYPE_P2P_GO:
case NL80211_IFTYPE_AP:
pmlmeinfo->state = MSR_AP;
type = MSR_AP;
break;
case NL80211_IFTYPE_P2P_CLIENT:
case NL80211_IFTYPE_STATION:
/* clear state */
pmlmeinfo->state &= ~(BIT(0)|BIT(1));
/* set to STATION_STATE */
pmlmeinfo->state |= MSR_INFRA;
type = MSR_INFRA;
break;
case NL80211_IFTYPE_ADHOC:
type = MSR_ADHOC;
break;
default:
type = MSR_NOLINK;
break;
}
hw_var_set_opmode(padapter, type);
/* Set_NETYPE0_MSR(padapter, type); */
return H2C_SUCCESS;
}
int createbss_hdl23a(struct rtw_adapter *padapter, const u8 *pbuf)
{
struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
struct wlan_bssid_ex *pnetwork = &pmlmeinfo->network;
const struct wlan_bssid_ex *pparm = (struct wlan_bssid_ex *)pbuf;
/* u32 initialgain; */
if (pparm->ifmode == NL80211_IFTYPE_AP ||
pparm->ifmode == NL80211_IFTYPE_P2P_GO) {
#ifdef CONFIG_8723AU_AP_MODE
if (pmlmeinfo->state == MSR_AP) {
/* todo: */
return H2C_SUCCESS;
}
#endif
}
/* below is for ad-hoc master */
if (pparm->ifmode == NL80211_IFTYPE_ADHOC) {
rtw_joinbss_reset23a(padapter);
pmlmeext->cur_bwmode = HT_CHANNEL_WIDTH_20;
pmlmeext->cur_ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
pmlmeinfo->ERP_enable = 0;
pmlmeinfo->WMM_enable = 0;
pmlmeinfo->HT_enable = 0;
pmlmeinfo->HT_caps_enable = 0;
pmlmeinfo->HT_info_enable = 0;
/* disable dynamic functions, such as high power, DIG */
rtl8723a_odm_support_ability_backup(padapter);
rtl8723a_odm_support_ability_clr(padapter,
DYNAMIC_FUNC_DISABLE);
/* cancel link timer */
del_timer_sync(&pmlmeext->link_timer);
/* clear CAM */
flush_all_cam_entry23a(padapter);
if (pparm->IELength > MAX_IE_SZ)/* Check pbuf->IELength */
return H2C_PARAMETERS_ERROR;
memcpy(pnetwork, pparm, sizeof(struct wlan_bssid_ex));
start_create_ibss(padapter);
}
return H2C_SUCCESS;
}
int join_cmd_hdl23a(struct rtw_adapter *padapter, const u8 *pbuf)
{
struct registry_priv *pregpriv = &padapter->registrypriv;
struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
struct wlan_bssid_ex *pnetwork = &pmlmeinfo->network;
const struct wlan_bssid_ex *pparm = (struct wlan_bssid_ex *)pbuf;
struct ieee80211_ht_operation *pht_info;
u32 i;
u8 *p;
/* u32 initialgain; */
/* u32 acparm; */
/* check already connecting to AP or not */
if (pmlmeinfo->state & WIFI_FW_ASSOC_SUCCESS) {
if (pmlmeinfo->state & MSR_INFRA)
issue_deauth_ex(padapter, pnetwork->MacAddress,
WLAN_REASON_DEAUTH_LEAVING, 5, 100);
pmlmeinfo->state = MSR_NOLINK;
/* clear CAM */
flush_all_cam_entry23a(padapter);
del_timer_sync(&pmlmeext->link_timer);
/* set MSR to nolink -> infra. mode */
rtl8723a_set_media_status(padapter, MSR_INFRA);
hw_var_set_mlme_disconnect(padapter);
}
rtw_joinbss_reset23a(padapter);
pmlmeext->cur_bwmode = HT_CHANNEL_WIDTH_20;
pmlmeext->cur_ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
pmlmeinfo->ERP_enable = 0;
pmlmeinfo->WMM_enable = 0;
pmlmeinfo->HT_enable = 0;
pmlmeinfo->HT_caps_enable = 0;
pmlmeinfo->HT_info_enable = 0;
pmlmeinfo->bwmode_updated = false;
/* pmlmeinfo->assoc_AP_vendor = HT_IOT_PEER_MAX; */
if (pparm->IELength > MAX_IE_SZ)/* Check pbuf->IELength */
return H2C_PARAMETERS_ERROR;
memcpy(pnetwork, pbuf, sizeof(struct wlan_bssid_ex));
/* Check AP vendor to move rtw_joinbss_cmd23a() */
/* pmlmeinfo->assoc_AP_vendor = check_assoc_AP23a(pnetwork->IEs,
pnetwork->IELength); */
for (i = 0; i < pnetwork->IELength;) {
p = pnetwork->IEs + i;
switch (p[0]) {
case WLAN_EID_VENDOR_SPECIFIC:/* Get WMM IE. */
if (!memcmp(p + 2, WMM_OUI23A, 4))
pmlmeinfo->WMM_enable = 1;
break;
case WLAN_EID_HT_CAPABILITY: /* Get HT Cap IE. */
pmlmeinfo->HT_caps_enable = 1;
break;
case WLAN_EID_HT_OPERATION: /* Get HT Info IE. */
pmlmeinfo->HT_info_enable = 1;
/* spec case only for cisco's ap because cisco's ap
* issue assoc rsp using mcs rate @40MHz or @20MHz */
pht_info = (struct ieee80211_ht_operation *)(p + 2);
if (pregpriv->cbw40_enable &&
(pht_info->ht_param &
IEEE80211_HT_PARAM_CHAN_WIDTH_ANY)) {
/* switch to the 40M Hz mode according to AP */
pmlmeext->cur_bwmode = HT_CHANNEL_WIDTH_40;
switch (pht_info->ht_param &
IEEE80211_HT_PARAM_CHA_SEC_OFFSET) {
case IEEE80211_HT_PARAM_CHA_SEC_ABOVE:
pmlmeext->cur_ch_offset =
HAL_PRIME_CHNL_OFFSET_LOWER;
break;
case IEEE80211_HT_PARAM_CHA_SEC_BELOW:
pmlmeext->cur_ch_offset =
HAL_PRIME_CHNL_OFFSET_UPPER;
break;
default:
pmlmeext->cur_ch_offset =
HAL_PRIME_CHNL_OFFSET_DONT_CARE;
break;
}
DBG_8723A("set ch/bw before connected\n");
}
break;
default:
break;
}
i += (p[1] + 2);
}
hw_var_set_bssid(padapter, pmlmeinfo->network.MacAddress);
hw_var_set_mlme_join(padapter, 0);
/* cancel link timer */
del_timer_sync(&pmlmeext->link_timer);
start_clnt_join(padapter);
return H2C_SUCCESS;
}
int disconnect_hdl23a(struct rtw_adapter *padapter, const u8 *pbuf)
{
const struct disconnect_parm *param = (struct disconnect_parm *)pbuf;
struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
struct wlan_bssid_ex *pnetwork = &pmlmeinfo->network;
if (is_client_associated_to_ap23a(padapter)) {
issue_deauth_ex(padapter, pnetwork->MacAddress,
WLAN_REASON_DEAUTH_LEAVING,
param->deauth_timeout_ms/100, 100);
}
/* set_opmode_cmd(padapter, infra_client_with_mlme); */
/* pmlmeinfo->state = MSR_NOLINK; */
hw_var_set_mlme_disconnect(padapter);
hw_var_set_bssid(padapter, null_addr);
/* restore to initial setting. */
update_tx_basic_rate23a(padapter, padapter->registrypriv.wireless_mode);
if ((pmlmeinfo->state & 0x03) == MSR_ADHOC ||
(pmlmeinfo->state & 0x03) == MSR_AP)
rtl8723a_set_bcn_func(padapter, 0); /* Stop BCN */
/* set MSR to no link state -> infra. mode */
rtl8723a_set_media_status(padapter, MSR_INFRA);
pmlmeinfo->state = MSR_NOLINK;
/* switch to the 20M Hz mode after disconnect */
pmlmeext->cur_bwmode = HT_CHANNEL_WIDTH_20;
pmlmeext->cur_ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
set_channel_bwmode23a(padapter, pmlmeext->cur_channel,
pmlmeext->cur_ch_offset, pmlmeext->cur_bwmode);
flush_all_cam_entry23a(padapter);
del_timer_sync(&pmlmeext->link_timer);
rtw_free_uc_swdec_pending_queue23a(padapter);
return H2C_SUCCESS;
}
static int
rtw_scan_ch_decision(struct rtw_adapter *padapter,
struct rtw_ieee80211_channel *out, u32 out_num,
const struct rtw_ieee80211_channel *in, u32 in_num)
{
int i, j;
int scan_ch_num = 0;
int set_idx;
struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
/* clear out first */
memset(out, 0, sizeof(struct rtw_ieee80211_channel)*out_num);
/* acquire channels from in */
j = 0;
for (i = 0;i<in_num;i++) {
if (in[i].hw_value &&
!(in[i].flags & IEEE80211_CHAN_DISABLED) &&
(set_idx = rtw_ch_set_search_ch23a(pmlmeext->channel_set,
in[i].hw_value)) >= 0) {
memcpy(&out[j], &in[i],
sizeof(struct rtw_ieee80211_channel));
if (pmlmeext->channel_set[set_idx].ScanType ==
SCAN_PASSIVE)
out[j].flags &= IEEE80211_CHAN_NO_IR;
j++;
}
if (j>= out_num)
break;
}
/* if out is empty, use channel_set as default */
if (j == 0) {
for (i = 0;i<pmlmeext->max_chan_nums;i++) {
out[i].hw_value = pmlmeext->channel_set[i].ChannelNum;
if (pmlmeext->channel_set[i].ScanType == SCAN_PASSIVE)
out[i].flags &= IEEE80211_CHAN_NO_IR;
j++;
}
}
if (padapter->setband == GHZ_24) { /* 2.4G */
for (i = 0; i < j ; i++) {
if (out[i].hw_value > 35)
memset(&out[i], 0,
sizeof(struct rtw_ieee80211_channel));
else
scan_ch_num++;
}
j = scan_ch_num;
} else if (padapter->setband == GHZ_50) { /* 5G */
for (i = 0; i < j ; i++) {
if (out[i].hw_value > 35) {
memcpy(&out[scan_ch_num++], &out[i],
sizeof(struct rtw_ieee80211_channel));
}
}
j = scan_ch_num;
} else
{}
return j;
}
int sitesurvey_cmd_hdl23a(struct rtw_adapter *padapter, const u8 *pbuf)
{
struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
const struct sitesurvey_parm *pparm = (struct sitesurvey_parm *)pbuf;
u8 bdelayscan = false;
u32 initialgain;
u32 i;
if (pmlmeext->sitesurvey_res.state == SCAN_DISABLE) {
pmlmeext->sitesurvey_res.state = SCAN_START;
pmlmeext->sitesurvey_res.bss_cnt = 0;
pmlmeext->sitesurvey_res.channel_idx = 0;
for (i = 0; i < RTW_SSID_SCAN_AMOUNT; i++) {
if (pparm->ssid[i].ssid_len) {
memcpy(pmlmeext->sitesurvey_res.ssid[i].ssid,
pparm->ssid[i].ssid,
IEEE80211_MAX_SSID_LEN);
pmlmeext->sitesurvey_res.ssid[i].ssid_len =
pparm->ssid[i].ssid_len;
} else {
pmlmeext->sitesurvey_res.ssid[i].ssid_len = 0;
}
}
pmlmeext->sitesurvey_res.ch_num =
rtw_scan_ch_decision(padapter,
pmlmeext->sitesurvey_res.ch,
RTW_CHANNEL_SCAN_AMOUNT,
pparm->ch, pparm->ch_num);
pmlmeext->sitesurvey_res.scan_mode = pparm->scan_mode;
/* issue null data if associating to the AP */
if (is_client_associated_to_ap23a(padapter)) {
pmlmeext->sitesurvey_res.state = SCAN_TXNULL;
/* switch to correct channel of current network
before issue keep-alive frames */
if (rtw_get_oper_ch23a(padapter) !=
pmlmeext->cur_channel)
SelectChannel23a(padapter,
pmlmeext->cur_channel);
issue_nulldata23a(padapter, NULL, 1, 3, 500);
bdelayscan = true;
}
if (bdelayscan) {
/* delay 50ms to protect nulldata(1). */
set_survey_timer(pmlmeext, 50);
return H2C_SUCCESS;
}
}
if (pmlmeext->sitesurvey_res.state == SCAN_START ||
pmlmeext->sitesurvey_res.state == SCAN_TXNULL) {
/* disable dynamic functions, such as high power, DIG */
rtl8723a_odm_support_ability_backup(padapter);
rtl8723a_odm_support_ability_clr(padapter,
DYNAMIC_FUNC_DISABLE);
/* config the initial gain under scanning, need to
write the BB registers */
if (wdev_to_priv(padapter->rtw_wdev)->p2p_enabled == true)
initialgain = 0x30;
else
initialgain = 0x1E;
rtl8723a_set_initial_gain(padapter, initialgain);
/* set MSR to no link state */
rtl8723a_set_media_status(padapter, MSR_NOLINK);
rtl8723a_mlme_sitesurvey(padapter, 1);
pmlmeext->sitesurvey_res.state = SCAN_PROCESS;
}
rtw_site_survey(padapter);
return H2C_SUCCESS;
}
int setauth_hdl23a(struct rtw_adapter *padapter, const u8 *pbuf)
{
const struct setauth_parm *pparm = (struct setauth_parm *)pbuf;
struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
if (pparm->mode < 4)
pmlmeinfo->auth_algo = pparm->mode;
return H2C_SUCCESS;
}
int setkey_hdl23a(struct rtw_adapter *padapter, const u8 *pbuf)
{
unsigned short ctrl;
const struct setkey_parm *pparm = (struct setkey_parm *)pbuf;
struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
unsigned char null_sta[] = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
/* main tx key for wep. */
if (pparm->set_tx)
pmlmeinfo->key_index = pparm->keyid;
/* write cam */
ctrl = BIT(15) | (pparm->algorithm) << 2 | pparm->keyid;
DBG_8723A_LEVEL(_drv_always_, "set group key to hw: alg:%d(WEP40-1 "
"WEP104-5 TKIP-2 AES-4) keyid:%d\n",
pparm->algorithm, pparm->keyid);
rtl8723a_cam_write(padapter, pparm->keyid, ctrl, null_sta, pparm->key);
/* allow multicast packets to driver */
rtl8723a_on_rcr_am(padapter);
return H2C_SUCCESS;
}
int set_stakey_hdl23a(struct rtw_adapter *padapter, const u8 *pbuf)
{
u16 ctrl = 0;
u8 cam_id;/* cam_entry */
struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
const struct set_stakey_parm *pparm = (struct set_stakey_parm *)pbuf;
/* cam_entry: */
/* 0~3 for default key */
/* for concurrent mode (ap+sta): */
/* default key is disable, using sw encrypt/decrypt */
/* cam_entry = 4 for sta mode (macid = 0) */
/* cam_entry(macid+3) = 5 ~ N for ap mode (aid = 1~N, macid = 2 ~N) */
/* for concurrent mode (sta+sta): */
/* default key is disable, using sw encrypt/decrypt */
/* cam_entry = 4 mapping to macid = 0 */
/* cam_entry = 5 mapping to macid = 2 */
cam_id = 4;
DBG_8723A_LEVEL(_drv_always_, "set pairwise key to hw: alg:%d(WEP40-1 "
"WEP104-5 TKIP-2 AES-4) camid:%d\n",
pparm->algorithm, cam_id);
if ((pmlmeinfo->state & 0x03) == MSR_AP) {
struct sta_info *psta;
struct sta_priv *pstapriv = &padapter->stapriv;
if (pparm->algorithm == 0) { /* clear cam entry */
clear_cam_entry23a(padapter, pparm->id);
return H2C_SUCCESS_RSP;
}
psta = rtw_get_stainfo23a(pstapriv, pparm->addr);
if (psta) {
ctrl = BIT(15) | (pparm->algorithm << 2);
DBG_8723A("r871x_set_stakey_hdl23a(): enc_algorithm "
"=%d\n", pparm->algorithm);
if (psta->mac_id < 1 || psta->mac_id > (NUM_STA - 4)) {
DBG_8723A("r871x_set_stakey_hdl23a():set_stakey"
" failed, mac_id(aid) =%d\n",
psta->mac_id);
return H2C_REJECTED;
}
/* 0~3 for default key, cmd_id = macid + 3,
macid = aid+1; */
cam_id = psta->mac_id + 3;
DBG_8723A("Write CAM, mac_addr =%x:%x:%x:%x:%x:%x, "
"cam_entry =%d\n", pparm->addr[0],
pparm->addr[1], pparm->addr[2],
pparm->addr[3], pparm->addr[4],
pparm->addr[5], cam_id);
rtl8723a_cam_write(padapter, cam_id, ctrl,
pparm->addr, pparm->key);
return H2C_SUCCESS_RSP;
} else {
DBG_8723A("r871x_set_stakey_hdl23a(): sta has been "
"free\n");
return H2C_REJECTED;
}
}
/* below for sta mode */
if (pparm->algorithm == 0) { /* clear cam entry */
clear_cam_entry23a(padapter, pparm->id);
return H2C_SUCCESS;
}
ctrl = BIT(15) | (pparm->algorithm << 2);
rtl8723a_cam_write(padapter, cam_id, ctrl, pparm->addr, pparm->key);
pmlmeinfo->enc_algo = pparm->algorithm;
return H2C_SUCCESS;
}
int add_ba_hdl23a(struct rtw_adapter *padapter, const u8 *pbuf)
{
const struct addBaReq_parm *pparm = (struct addBaReq_parm *)pbuf;
struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
struct sta_info *psta;
psta = rtw_get_stainfo23a(&padapter->stapriv, pparm->addr);
if (!psta)
return H2C_SUCCESS;
if (((pmlmeinfo->state & WIFI_FW_ASSOC_SUCCESS) &&
pmlmeinfo->HT_enable) ||
(pmlmeinfo->state & 0x03) == MSR_AP) {
issue_action_BA23a(padapter, pparm->addr,
WLAN_ACTION_ADDBA_REQ, (u16)pparm->tid);
mod_timer(&psta->addba_retry_timer,
jiffies + msecs_to_jiffies(ADDBA_TO));
} else
psta->htpriv.candidate_tid_bitmap &= ~BIT(pparm->tid);
return H2C_SUCCESS;
}
int set_tx_beacon_cmd23a(struct rtw_adapter *padapter)
{
struct cmd_obj *ph2c;
struct Tx_Beacon_param *ptxBeacon_parm;
struct cmd_priv *pcmdpriv = &padapter->cmdpriv;
struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
u8 res = _SUCCESS;
int len_diff = 0;
ph2c = kzalloc(sizeof(struct cmd_obj), GFP_ATOMIC);
if (!ph2c) {
res = _FAIL;
goto exit;
}
ptxBeacon_parm = kzalloc(sizeof(struct Tx_Beacon_param), GFP_ATOMIC);
if (!ptxBeacon_parm) {
kfree(ph2c);
res = _FAIL;
goto exit;
}
memcpy(&ptxBeacon_parm->network, &pmlmeinfo->network,
sizeof(struct wlan_bssid_ex));
len_diff = update_hidden_ssid(ptxBeacon_parm->network.IEs,
ptxBeacon_parm->network.IELength,
pmlmeinfo->hidden_ssid_mode);
ptxBeacon_parm->network.IELength += len_diff;
init_h2fwcmd_w_parm_no_rsp(ph2c, ptxBeacon_parm,
GEN_CMD_CODE(_TX_Beacon));
res = rtw_enqueue_cmd23a(pcmdpriv, ph2c);
exit:
return res;
}
int mlme_evt_hdl23a(struct rtw_adapter *padapter, const u8 *pbuf)
{
u8 evt_code, evt_seq;
u16 evt_sz;
const struct C2HEvent_Header *c2h;
void (*event_callback)(struct rtw_adapter *dev, const u8 *pbuf);
c2h = (struct C2HEvent_Header *)pbuf;
evt_sz = c2h->len;
evt_seq = c2h->seq;
evt_code = c2h->ID;
/* checking if event code is valid */
if (evt_code >= MAX_C2HEVT) {
RT_TRACE(_module_rtl871x_cmd_c_, _drv_err_,
"Event Code(%d) mismatch!\n", evt_code);
goto _abort_event_;
}
/* checking if event size match the event parm size */
if (wlanevents[evt_code].parmsize != 0 &&
wlanevents[evt_code].parmsize != evt_sz) {
RT_TRACE(_module_rtl871x_cmd_c_, _drv_err_,
"Event(%d) Parm Size mismatch (%d vs %d)!\n",
evt_code, wlanevents[evt_code].parmsize, evt_sz);
goto _abort_event_;
}
event_callback = wlanevents[evt_code].event_callback;
event_callback(padapter, pbuf + sizeof(struct C2HEvent_Header));
_abort_event_:
return H2C_SUCCESS;
}
int h2c_msg_hdl23a(struct rtw_adapter *padapter, const u8 *pbuf)
{
if (!pbuf)
return H2C_PARAMETERS_ERROR;
return H2C_SUCCESS;
}
int tx_beacon_hdl23a(struct rtw_adapter *padapter, const u8 *pbuf)
{
if (send_beacon23a(padapter) == _FAIL) {
DBG_8723A("issue_beacon23a, fail!\n");
return H2C_PARAMETERS_ERROR;
}
#ifdef CONFIG_8723AU_AP_MODE
else { /* tx bc/mc frames after update TIM */
struct sta_info *psta_bmc;
struct list_head *plist, *phead, *ptmp;
struct xmit_frame *pxmitframe;
struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
struct sta_priv *pstapriv = &padapter->stapriv;
/* for BC/MC Frames */
psta_bmc = rtw_get_bcmc_stainfo23a(padapter);
if (!psta_bmc)
return H2C_SUCCESS;
if (pstapriv->tim_bitmap & BIT(0) && psta_bmc->sleepq_len > 0) {
msleep(10);/* 10ms, ATIM(HIQ) Windows */
/* spin_lock_bh(&psta_bmc->sleep_q.lock); */
spin_lock_bh(&pxmitpriv->lock);
phead = get_list_head(&psta_bmc->sleep_q);
list_for_each_safe(plist, ptmp, phead) {
pxmitframe = container_of(plist,
struct xmit_frame,
list);
list_del_init(&pxmitframe->list);
psta_bmc->sleepq_len--;
if (psta_bmc->sleepq_len>0)
pxmitframe->attrib.mdata = 1;
else
pxmitframe->attrib.mdata = 0;
pxmitframe->attrib.triggered = 1;
pxmitframe->attrib.qsel = 0x11;/* HIQ */
rtl8723au_hal_xmitframe_enqueue(padapter,
pxmitframe);
}
/* spin_unlock_bh(&psta_bmc->sleep_q.lock); */
spin_unlock_bh(&pxmitpriv->lock);
}
}
#endif
return H2C_SUCCESS;
}
int set_ch_hdl23a(struct rtw_adapter *padapter, const u8 *pbuf)
{
const struct set_ch_parm *set_ch_parm;
struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
if (!pbuf)
return H2C_PARAMETERS_ERROR;
set_ch_parm = (struct set_ch_parm *)pbuf;
DBG_8723A("%s(%s): ch:%u, bw:%u, ch_offset:%u\n", __func__,
padapter->pnetdev->name, set_ch_parm->ch,
set_ch_parm->bw, set_ch_parm->ch_offset);
pmlmeext->cur_channel = set_ch_parm->ch;
pmlmeext->cur_ch_offset = set_ch_parm->ch_offset;
pmlmeext->cur_bwmode = set_ch_parm->bw;
set_channel_bwmode23a(padapter, set_ch_parm->ch,
set_ch_parm->ch_offset, set_ch_parm->bw);
return H2C_SUCCESS;
}
int set_chplan_hdl23a(struct rtw_adapter *padapter, const u8 *pbuf)
{
const struct SetChannelPlan_param *setChannelPlan_param;
struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
if (!pbuf)
return H2C_PARAMETERS_ERROR;
setChannelPlan_param = (struct SetChannelPlan_param *)pbuf;
pmlmeext->max_chan_nums =
init_channel_set(padapter, setChannelPlan_param->channel_plan,
pmlmeext->channel_set);
init_channel_list(padapter, pmlmeext->channel_set,
pmlmeext->max_chan_nums, &pmlmeext->channel_list);
return H2C_SUCCESS;
}
int led_blink_hdl23a(struct rtw_adapter *padapter, const u8 *pbuf)
{
struct LedBlink_param *ledBlink_param;
if (!pbuf)
return H2C_PARAMETERS_ERROR;
ledBlink_param = (struct LedBlink_param *)pbuf;
return H2C_SUCCESS;
}
int set_csa_hdl23a(struct rtw_adapter *padapter, const u8 *pbuf)
{
return H2C_REJECTED;
}
/* TDLS_WRCR : write RCR DATA BIT */
/* TDLS_SD_PTI : issue peer traffic indication */
/* TDLS_CS_OFF : go back to the channel linked with AP,
terminating channel switch procedure */
/* TDLS_INIT_CH_SEN : init channel sensing, receive all data and
mgnt frame */
/* TDLS_DONE_CH_SEN : channel sensing and report candidate channel */
/* TDLS_OFF_CH : first time set channel to off channel */
/* TDLS_BASE_CH : go back tp the channel linked with AP when set
base channel as target channel */
/* TDLS_P_OFF_CH : periodically go to off channel */
/* TDLS_P_BASE_CH : periodically go back to base channel */
/* TDLS_RS_RCR : restore RCR */
/* TDLS_CKALV_PH1 : check alive timer phase1 */
/* TDLS_CKALV_PH2 : check alive timer phase2 */
/* TDLS_FREE_STA : free tdls sta */
int tdls_hdl23a(struct rtw_adapter *padapter, const u8 *pbuf)
{
return H2C_REJECTED;
}