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rtw_rm.c
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/******************************************************************************
*
* Copyright(c) 2007 - 2017 Realtek Corporation.
*
* 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.
*
*****************************************************************************/
#include <drv_types.h>
#include <hal_data.h>
#include "rtw_rm_fsm.h"
#define pstr(s) s+strlen(s)
u8 rm_post_event_hdl(_adapter *padapter, u8 *pbuf)
{
#ifdef CONFIG_RTW_80211K
struct rm_event *pev = (struct rm_event *)pbuf;
_rm_post_event(padapter, pev->rmid, pev->evid);
rm_handler(padapter, pev);
#endif
return H2C_SUCCESS;
}
#ifdef CONFIG_RTW_80211K
/* 802.11-2012 Table E-1 Operationg classes in United States */
static RT_OPERATING_CLASS RTW_OP_CLASS_US[] = {
/* 0, OP_CLASS_NULL */ { 0, 0, {}},
/* 1, OP_CLASS_1 */ {115, 4, {36, 40, 44, 48}},
/* 2, OP_CLASS_2 */ {118, 4, {52, 56, 60, 64}},
/* 3, OP_CLASS_3 */ {124, 4, {149, 153, 157, 161}},
/* 4, OP_CLASS_4 */ {121, 11, {100, 104, 108, 112, 116, 120, 124,
128, 132, 136, 140}},
/* 5, OP_CLASS_5 */ {125, 5, {149, 153, 157, 161, 165}},
/* 6, OP_CLASS_12 */ { 81, 11, {1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11}}
};
struct cmd_meas_type_ {
u8 id;
char *name;
};
char *rm_type_req_name(u8 meas_type) {
switch (meas_type) {
case basic_req:
return "basic_req";
case cca_req:
return "cca_req";
case rpi_histo_req:
return "rpi_histo_req";
case ch_load_req:
return "ch_load_req";
case noise_histo_req:
return "noise_histo_req";
case bcn_req:
return "bcn_req";
case frame_req:
return "frame_req";
case sta_statis_req:
return "sta_statis_req";
}
return "unknown_req";
};
char *rm_type_rep_name(u8 meas_type) {
switch (meas_type) {
case basic_rep:
return "basic_rep";
case cca_rep:
return "cca_rep";
case rpi_histo_rep:
return "rpi_histo_rep";
case ch_load_rep:
return "ch_load_rep";
case noise_histo_rep:
return "noise_histo_rep";
case bcn_rep:
return "bcn_rep";
case frame_rep:
return "frame_rep";
case sta_statis_rep:
return "sta_statis_rep";
}
return "unknown_rep";
};
char *rm_en_cap_name(enum rm_cap_en en)
{
switch (en) {
case RM_LINK_MEAS_CAP_EN:
return "RM_LINK_MEAS_CAP_EN";
case RM_NB_REP_CAP_EN:
return "RM_NB_REP_CAP_EN";
case RM_PARAL_MEAS_CAP_EN:
return "RM_PARAL_MEAS_CAP_EN";
case RM_REPEAT_MEAS_CAP_EN:
return "RM_REPEAT_MEAS_CAP_EN";
case RM_BCN_PASSIVE_MEAS_CAP_EN:
return "RM_BCN_PASSIVE_MEAS_CAP_EN";
case RM_BCN_ACTIVE_MEAS_CAP_EN:
return "RM_BCN_ACTIVE_MEAS_CAP_EN";
case RM_BCN_TABLE_MEAS_CAP_EN:
return "RM_BCN_TABLE_MEAS_CAP_EN";
case RM_BCN_MEAS_REP_COND_CAP_EN:
return "RM_BCN_MEAS_REP_COND_CAP_EN";
case RM_FRAME_MEAS_CAP_EN:
return "RM_FRAME_MEAS_CAP_EN";
case RM_CH_LOAD_CAP_EN:
return "RM_CH_LOAD_CAP_EN";
case RM_NOISE_HISTO_CAP_EN:
return "RM_NOISE_HISTO_CAP_EN";
case RM_STATIS_MEAS_CAP_EN:
return "RM_STATIS_MEAS_CAP_EN";
case RM_LCI_MEAS_CAP_EN:
return "RM_LCI_MEAS_CAP_EN";
case RM_LCI_AMIMUTH_CAP_EN:
return "RM_LCI_AMIMUTH_CAP_EN";
case RM_TRANS_STREAM_CAT_MEAS_CAP_EN:
return "RM_TRANS_STREAM_CAT_MEAS_CAP_EN";
case RM_TRIG_TRANS_STREAM_CAT_MEAS_CAP_EN:
return "RM_TRIG_TRANS_STREAM_CAT_MEAS_CAP_EN";
case RM_AP_CH_REP_CAP_EN:
return "RM_AP_CH_REP_CAP_EN";
case RM_RM_MIB_CAP_EN:
return "RM_RM_MIB_CAP_EN";
case RM_OP_CH_MAX_MEAS_DUR0:
return "RM_OP_CH_MAX_MEAS_DUR0";
case RM_OP_CH_MAX_MEAS_DUR1:
return "RM_OP_CH_MAX_MEAS_DUR1";
case RM_OP_CH_MAX_MEAS_DUR2:
return "RM_OP_CH_MAX_MEAS_DUR2";
case RM_NONOP_CH_MAX_MEAS_DUR0:
return "RM_NONOP_CH_MAX_MEAS_DUR0";
case RM_NONOP_CH_MAX_MEAS_DUR1:
return "RM_NONOP_CH_MAX_MEAS_DUR1";
case RM_NONOP_CH_MAX_MEAS_DUR2:
return "RM_NONOP_CH_MAX_MEAS_DUR2";
case RM_MEAS_PILOT_CAP0:
return "RM_MEAS_PILOT_CAP0"; /* 24-26 */
case RM_MEAS_PILOT_CAP1:
return "RM_MEAS_PILOT_CAP1";
case RM_MEAS_PILOT_CAP2:
return "RM_MEAS_PILOT_CAP2";
case RM_MEAS_PILOT_TRANS_INFO_CAP_EN:
return "RM_MEAS_PILOT_TRANS_INFO_CAP_EN";
case RM_NB_REP_TSF_OFFSET_CAP_EN:
return "RM_NB_REP_TSF_OFFSET_CAP_EN";
case RM_RCPI_MEAS_CAP_EN:
return "RM_RCPI_MEAS_CAP_EN"; /* 29 */
case RM_RSNI_MEAS_CAP_EN:
return "RM_RSNI_MEAS_CAP_EN";
case RM_BSS_AVG_ACCESS_DELAY_CAP_EN:
return "RM_BSS_AVG_ACCESS_DELAY_CAP_EN";
case RM_AVALB_ADMIS_CAPACITY_CAP_EN:
return "RM_AVALB_ADMIS_CAPACITY_CAP_EN";
case RM_ANT_CAP_EN:
return "RM_ANT_CAP_EN";
case RM_RSVD:
case RM_MAX:
default:
break;
}
return "unknown";
}
int rm_en_cap_chk_and_set(struct rm_obj *prm, enum rm_cap_en en)
{
int idx;
u8 cap;
if (en >= RM_MAX)
return _FALSE;
idx = en / 8;
cap = prm->psta->padapter->rmpriv.rm_en_cap_def[idx];
if (!(cap & BIT(en - (idx*8)))) {
RTW_INFO("RM: %s incapable\n",rm_en_cap_name(en));
rm_set_rep_mode(prm, MEAS_REP_MOD_INCAP);
return _FALSE;
}
return _SUCCESS;
}
static u8 rm_get_oper_class_via_ch(u8 ch)
{
int i,j,sz;
sz = sizeof(RTW_OP_CLASS_US)/sizeof(struct _RT_OPERATING_CLASS);
for (i = 0; i < sz; i++) {
for (j = 0; j < RTW_OP_CLASS_US[i].Len; j++) {
if ( ch == RTW_OP_CLASS_US[i].Channel[j]) {
RTW_INFO("RM: ch %u in oper_calss %u\n",
ch, RTW_OP_CLASS_US[i].global_op_class);
return RTW_OP_CLASS_US[i].global_op_class;
break;
}
}
}
return 0;
}
static u8 rm_get_ch_set(
struct rtw_ieee80211_channel *pch_set, u8 op_class, u8 ch_num)
{
int i,j,sz;
u8 ch_amount = 0;
sz = sizeof(RTW_OP_CLASS_US)/sizeof(struct _RT_OPERATING_CLASS);
if (ch_num != 0) {
pch_set[0].hw_value = ch_num;
ch_amount = 1;
RTW_INFO("RM: meas_ch->hw_value = %u\n", pch_set->hw_value);
goto done;
}
for (i = 0; i < sz; i++) {
if (RTW_OP_CLASS_US[i].global_op_class == op_class) {
for (j = 0; j < RTW_OP_CLASS_US[i].Len; j++) {
pch_set[j].hw_value =
RTW_OP_CLASS_US[i].Channel[j];
RTW_INFO("RM: meas_ch[%d].hw_value = %u\n",
j, pch_set[j].hw_value);
}
ch_amount = RTW_OP_CLASS_US[i].Len;
break;
}
}
done:
return ch_amount;
}
static int is_wildcard_bssid(u8 *bssid)
{
int i;
u8 val8 = 0xff;
for (i=0;i<6;i++)
val8 &= bssid[i];
if (val8 == 0xff)
return _SUCCESS;
return _FALSE;
}
/* for caller outside rm */
u8 rm_add_nb_req(_adapter *padapter, struct sta_info *psta)
{
struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
struct rm_obj *prm;
prm = rm_alloc_rmobj(padapter);
if (prm == NULL) {
RTW_ERR("RM: unable to alloc rm obj for requeset\n");
return _FALSE;
}
prm->psta = psta;
prm->q.category = RTW_WLAN_CATEGORY_RADIO_MEAS;
prm->q.diag_token = pmlmeinfo->dialogToken++;
prm->q.m_token = 1;
prm->rmid = psta->cmn.aid << 16
| prm->q.diag_token << 8
| RM_MASTER;
prm->q.action_code = RM_ACT_NB_REP_REQ;
#if 0
if (pmac) { /* find sta_info according to bssid */
pmac += 4; /* skip mac= */
if (hwaddr_parse(pmac, bssid) == NULL) {
sprintf(pstr(s), "Err: \nincorrect mac format\n");
return _FAIL;
}
psta = rm_get_sta(padapter, 0xff, bssid);
}
#endif
/* enquee rmobj */
rm_enqueue_rmobj(padapter, prm, _FALSE);
RTW_INFO("RM: rmid=%x add req to " MAC_FMT "\n",
prm->rmid, MAC_ARG(psta->cmn.mac_addr));
return _SUCCESS;
}
static u8 *build_wlan_hdr(_adapter *padapter, struct xmit_frame *pmgntframe,
struct sta_info *psta, u16 frame_type)
{
u8 *pframe;
u16 *fctrl;
struct pkt_attrib *pattr;
struct rtw_ieee80211_hdr *pwlanhdr;
struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
/* update attribute */
pattr = &pmgntframe->attrib;
update_mgntframe_attrib(padapter, pattr);
_rtw_memset(pmgntframe->buf_addr, 0, WLANHDR_OFFSET + TXDESC_OFFSET);
pframe = (u8 *)(pmgntframe->buf_addr) + TXDESC_OFFSET;
pwlanhdr = (struct rtw_ieee80211_hdr *)pframe;
fctrl = &(pwlanhdr->frame_ctl);
*(fctrl) = 0;
_rtw_memcpy(pwlanhdr->addr1, psta->cmn.mac_addr, ETH_ALEN);
_rtw_memcpy(pwlanhdr->addr2, adapter_mac_addr(padapter), ETH_ALEN);
_rtw_memcpy(pwlanhdr->addr3,
get_my_bssid(&(pmlmeinfo->network)),ETH_ALEN);
RTW_INFO("RM: dst = " MAC_FMT "\n", MAC_ARG(pwlanhdr->addr1));
SetSeqNum(pwlanhdr, pmlmeext->mgnt_seq);
pmlmeext->mgnt_seq++;
SetFragNum(pframe, 0);
set_frame_sub_type(pframe, WIFI_ACTION);
pframe += sizeof(struct rtw_ieee80211_hdr_3addr);
pattr->pktlen = sizeof(struct rtw_ieee80211_hdr_3addr);
return pframe;
}
void rm_set_rep_mode(struct rm_obj *prm, u8 mode)
{
RTW_INFO("RM: rmid=%x set %s\n",
prm->rmid,
mode|MEAS_REP_MOD_INCAP?"INCAP":
mode|MEAS_REP_MOD_REFUSE?"REFUSE":
mode|MEAS_REP_MOD_LATE?"LATE":"");
prm->p.m_mode |= mode;
}
int issue_null_reply(struct rm_obj *prm)
{
int len=0, my_len;
u8 *pframe, m_mode;
_adapter *padapter = prm->psta->padapter;
struct pkt_attrib *pattr;
struct xmit_frame *pmgntframe;
struct xmit_priv *pxmitpriv = &(padapter->xmitpriv);
m_mode = prm->p.m_mode;
if (m_mode || prm->p.rpt == 0) {
RTW_INFO("RM: rmid=%x reply (%s repeat=%d)\n",
prm->rmid,
m_mode&MEAS_REP_MOD_INCAP?"INCAP":
m_mode&MEAS_REP_MOD_REFUSE?"REFUSE":
m_mode&MEAS_REP_MOD_LATE?"LATE":"no content",
prm->p.rpt);
}
switch (prm->p.action_code) {
case RM_ACT_RADIO_MEAS_REQ:
len = 8;
break;
case RM_ACT_NB_REP_REQ:
len = 3;
break;
case RM_ACT_LINK_MEAS_REQ:
len = 3;
break;
default:
break;
}
if (len==0)
return _FALSE;
pmgntframe = alloc_mgtxmitframe(pxmitpriv);
if (pmgntframe == NULL) {
RTW_ERR("RM: %s alloc xmit_frame fail\n",__func__);
return _FALSE;
}
pattr = &pmgntframe->attrib;
pframe = build_wlan_hdr(padapter, pmgntframe, prm->psta, WIFI_ACTION);
pframe = rtw_set_fixed_ie(pframe, 3, &prm->p.category, &pattr->pktlen);
my_len = 0;
if (len>5) {
prm->p.len = len - 3 - 2;
pframe = rtw_set_fixed_ie(pframe, len - 3,
&prm->p.e_id, &my_len);
}
pattr->pktlen += my_len;
pattr->last_txcmdsz = pattr->pktlen;
dump_mgntframe(padapter, pmgntframe);
return _SUCCESS;
}
int ready_for_scan(struct rm_obj *prm)
{
_adapter *padapter = prm->psta->padapter;
u8 ssc_chk;
if (!rtw_is_adapter_up(padapter))
return _FALSE;
ssc_chk = rtw_sitesurvey_condition_check(padapter, _FALSE);
if (ssc_chk == SS_ALLOW)
return _SUCCESS;
return _FALSE;
}
int rm_sitesurvey(struct rm_obj *prm)
{
int meas_ch_num=0;
u8 ch_num=0, op_class=0, val8;
struct rtw_ieee80211_channel *pch_set;
struct sitesurvey_parm parm;
RTW_INFO("RM: rmid=%x %s\n",prm->rmid, __func__);
pch_set = &prm->q.ch_set[0];
_rtw_memset(pch_set, 0,
sizeof(struct rtw_ieee80211_channel) * MAX_OP_CHANNEL_SET_NUM);
if (prm->q.ch_num == 0) {
/* ch_num=0 : scan all ch in operating class */
op_class = prm->q.op_class;
} else if (prm->q.ch_num == 255) {
/* 802.11 p.499 */
/* ch_num=255 : scan all ch in current operating class */
op_class = rm_get_oper_class_via_ch(
(u8)prm->psta->padapter->mlmeextpriv.cur_channel);
} else
ch_num = prm->q.ch_num;
/* get means channel */
meas_ch_num = rm_get_ch_set(pch_set, op_class, ch_num);
prm->q.ch_set_ch_amount = meas_ch_num;
_rtw_memset(&parm, 0, sizeof(struct sitesurvey_parm));
_rtw_memcpy(parm.ch, pch_set,
sizeof(struct rtw_ieee80211_channel) * MAX_OP_CHANNEL_SET_NUM);
_rtw_memcpy(&parm.ssid[0], &prm->q.opt.bcn.ssid, IW_ESSID_MAX_SIZE);
parm.ssid_num = 1;
parm.scan_mode = prm->q.m_mode;
parm.ch_num = meas_ch_num;
parm.igi = 0;
parm.token = prm->rmid;
parm.duration = prm->q.meas_dur;
/* parm.bw = BW_20M; */
rtw_sitesurvey_cmd(prm->psta->padapter, &parm);
return _SUCCESS;
}
static u8 translate_percentage_to_rcpi(u32 SignalStrengthIndex)
{
s32 SignalPower; /* in dBm. */
u8 rcpi;
/* Translate to dBm (x=y-100) */
SignalPower = SignalStrengthIndex - 100;
/* RCPI = Int{(Power in dBm + 110)*2} for 0dBm > Power > -110dBm
* 0 : power <= -110.0 dBm
* 1 : power = -109.5 dBm
* 2 : power = -109.0 dBm
*/
rcpi = (SignalPower + 110)*2;
return rcpi;
}
static int rm_parse_ch_load_s_elem(struct rm_obj *prm, u8 *pbody, int req_len)
{
u8 *popt_id;
int i, p=0; /* position */
int len = req_len;
prm->q.opt_s_elem_len = len;
#if (RM_MORE_DBG_MSG)
RTW_INFO("RM: opt_s_elem_len=%d\n", len);
#endif
while (len) {
switch (pbody[p]) {
case ch_load_rep_info:
/* check RM_EN */
rm_en_cap_chk_and_set(prm, RM_CH_LOAD_CAP_EN);
_rtw_memcpy(&(prm->q.opt.clm.rep_cond),
&pbody[p+2], sizeof(prm->q.opt.clm.rep_cond));
RTW_INFO("RM: ch_load_rep_info=%u:%u\n",
prm->q.opt.clm.rep_cond.cond,
prm->q.opt.clm.rep_cond.threshold);
break;
default:
break;
}
len = len - (int)pbody[p+1] - 2;
p = p + (int)pbody[p+1] + 2;
#if (RM_MORE_DBG_MSG)
RTW_INFO("RM: opt_s_elem_len=%d\n",len);
#endif
}
return _SUCCESS;
}
static int rm_parse_noise_histo_s_elem(struct rm_obj *prm,
u8 *pbody, int req_len)
{
u8 *popt_id;
int i, p=0; /* position */
int len = req_len;
prm->q.opt_s_elem_len = len;
#if (RM_MORE_DBG_MSG)
RTW_INFO("RM: opt_s_elem_len=%d\n", len);
#endif
while (len) {
switch (pbody[p]) {
case noise_histo_rep_info:
/* check RM_EN */
rm_en_cap_chk_and_set(prm, RM_NOISE_HISTO_CAP_EN);
_rtw_memcpy(&(prm->q.opt.nhm.rep_cond),
&pbody[p+2], sizeof(prm->q.opt.nhm.rep_cond));
RTW_INFO("RM: noise_histo_rep_info=%u:%u\n",
prm->q.opt.nhm.rep_cond.cond,
prm->q.opt.nhm.rep_cond.threshold);
break;
default:
break;
}
len = len - (int)pbody[p+1] - 2;
p = p + (int)pbody[p+1] + 2;
#if (RM_MORE_DBG_MSG)
RTW_INFO("RM: opt_s_elem_len=%d\n",len);
#endif
}
return _SUCCESS;
}
static int rm_parse_bcn_req_s_elem(struct rm_obj *prm, u8 *pbody, int req_len)
{
u8 *popt_id;
int i, p=0; /* position */
int len = req_len;
/* opt length,2:pbody[0]+ pbody[1] */
/* first opt id : pbody[18] */
prm->q.opt_s_elem_len = len;
#if (RM_MORE_DBG_MSG)
RTW_INFO("RM: opt_s_elem_len=%d\n", len);
#endif
popt_id = prm->q.opt.bcn.opt_id;
while (len && prm->q.opt.bcn.opt_id_num < BCN_REQ_OPT_MAX_NUM) {
switch (pbody[p]) {
case bcn_req_ssid:
RTW_INFO("bcn_req_ssid\n");
#if (DBG_BCN_REQ_WILDCARD)
RTW_INFO("DBG set ssid to WILDCARD\n");
#else
#if (DBG_BCN_REQ_SSID)
RTW_INFO("DBG set ssid to %s\n",DBG_BCN_REQ_SSID_NAME);
i = strlen(DBG_BCN_REQ_SSID_NAME);
prm->q.opt.bcn.ssid.SsidLength = i;
_rtw_memcpy(&(prm->q.opt.bcn.ssid.Ssid),
DBG_BCN_REQ_SSID_NAME, i);
#else /* original */
prm->q.opt.bcn.ssid.SsidLength = pbody[p+1];
_rtw_memcpy(&(prm->q.opt.bcn.ssid.Ssid),
&pbody[p+2], pbody[p+1]);
#endif
#endif
RTW_INFO("RM: bcn_req_ssid=%s\n",
prm->q.opt.bcn.ssid.Ssid);
popt_id[prm->q.opt.bcn.opt_id_num++] = pbody[p];
break;
case bcn_req_rep_info:
/* check RM_EN */
rm_en_cap_chk_and_set(prm, RM_BCN_MEAS_REP_COND_CAP_EN);
_rtw_memcpy(&(prm->q.opt.bcn.rep_cond),
&pbody[p+2], sizeof(prm->q.opt.bcn.rep_cond));
RTW_INFO("bcn_req_rep_info=%u:%u\n",
prm->q.opt.bcn.rep_cond.cond,
prm->q.opt.bcn.rep_cond.threshold);
/*popt_id[prm->q.opt.bcn.opt_id_num++] = pbody[p];*/
break;
case bcn_req_rep_detail:
#if DBG_BCN_REQ_DETAIL
prm->q.opt.bcn.rep_detail = 2; /* all IE in beacon */
#else
prm->q.opt.bcn.rep_detail = pbody[p+2];
#endif
popt_id[prm->q.opt.bcn.opt_id_num++] = pbody[p];
#if (RM_MORE_DBG_MSG)
RTW_INFO("RM: report_detail=%d\n",
prm->q.opt.bcn.rep_detail);
#endif
break;
case bcn_req_req:
RTW_INFO("RM: bcn_req_req\n");
prm->q.opt.bcn.req_start = rtw_malloc(pbody[p+1]);
if (prm->q.opt.bcn.req_start == NULL) {
RTW_ERR("RM: req_start malloc fail!!\n");
break;
}
for (i = 0; i < pbody[p+1]; i++)
*((prm->q.opt.bcn.req_start)+i) =
pbody[p+2+i];
prm->q.opt.bcn.req_len = pbody[p+1];
popt_id[prm->q.opt.bcn.opt_id_num++] = pbody[p];
break;
case bcn_req_ac_ch_rep:
#if (RM_MORE_DBG_MSG)
RTW_INFO("RM: bcn_req_ac_ch_rep\n");
#endif
popt_id[prm->q.opt.bcn.opt_id_num++] = pbody[p];
break;
default:
break;
}
len = len - (int)pbody[p+1] - 2;
p = p + (int)pbody[p+1] + 2;
#if (RM_MORE_DBG_MSG)
RTW_INFO("RM: opt_s_elem_len=%d\n",len);
#endif
}
return _SUCCESS;
}
static int rm_parse_meas_req(struct rm_obj *prm, u8 *pbody)
{
int p; /* position */
int req_len;
req_len = (int)pbody[1];
p = 5;
prm->q.op_class = pbody[p++];
prm->q.ch_num = pbody[p++];
prm->q.rand_intvl = le16_to_cpu(*(u16*)(&pbody[p]));
p+=2;
prm->q.meas_dur = le16_to_cpu(*(u16*)(&pbody[p]));
p+=2;
if (prm->q.m_type == bcn_req) {
/*
* 0: passive
* 1: active
* 2: bcn_table
*/
prm->q.m_mode = pbody[p++];
/* BSSID */
_rtw_memcpy(&(prm->q.bssid), &pbody[p], 6);
p+=6;
/*
* default, used when Reporting detail subelement
* is not included in Beacon Request
*/
prm->q.opt.bcn.rep_detail = 2;
}
if (req_len-(p-2) <= 0) /* without sub-element */
return _SUCCESS;
switch (prm->q.m_type) {
case bcn_req:
rm_parse_bcn_req_s_elem(prm, &pbody[p], req_len-(p-2));
break;
case ch_load_req:
rm_parse_ch_load_s_elem(prm, &pbody[p], req_len-(p-2));
break;
case noise_histo_req:
rm_parse_noise_histo_s_elem(prm, &pbody[p], req_len-(p-2));
break;
default:
break;
}
return _SUCCESS;
}
/* receive measurement request */
int rm_recv_radio_mens_req(_adapter *padapter,
union recv_frame *precv_frame, struct sta_info *psta)
{
struct rm_obj *prm;
struct rm_priv *prmpriv = &padapter->rmpriv;
u8 *pdiag_body = (u8 *)(precv_frame->u.hdr.rx_data +
sizeof(struct rtw_ieee80211_hdr_3addr));
u8 *pmeas_body = &pdiag_body[5];
u8 rmid, update = 0;
#if 0
/* search existing rm_obj */
rmid = psta->cmn.aid << 16
| pdiag_body[2] << 8
| RM_SLAVE;
prm = rm_get_rmobj(padapter, rmid);
if (prm) {
RTW_INFO("RM: Found an exist meas rmid=%u\n", rmid);
update = 1;
} else
#endif
prm = rm_alloc_rmobj(padapter);
if (prm == NULL) {
RTW_ERR("RM: unable to alloc rm obj for requeset\n");
return _FALSE;
}
prm->psta = psta;
prm->q.diag_token = pdiag_body[2];
prm->q.rpt = le16_to_cpu(*(u16*)(&pdiag_body[3]));
/* Figure 8-104 Measurement Requested format */
prm->q.e_id = pmeas_body[0];
prm->q.m_token = pmeas_body[2];
prm->q.m_mode = pmeas_body[3];
prm->q.m_type = pmeas_body[4];
prm->rmid = psta->cmn.aid << 16
| prm->q.diag_token << 8
| RM_SLAVE;
RTW_INFO("RM: rmid=%x, bssid " MAC_FMT "\n", prm->rmid,
MAC_ARG(prm->psta->cmn.mac_addr));
#if (RM_MORE_DBG_MSG)
RTW_INFO("RM: element_id = %d\n", prm->q.e_id);
RTW_INFO("RM: length = %d\n", (int)pmeas_body[1]);
RTW_INFO("RM: meas_token = %d\n", prm->q.m_token);
RTW_INFO("RM: meas_mode = %d\n", prm->q.m_mode);
RTW_INFO("RM: meas_type = %d\n", prm->q.m_type);
#endif
if (prm->q.e_id != _MEAS_REQ_IE_) /* 38 */
return _FALSE;
switch (prm->q.m_type) {
case bcn_req:
RTW_INFO("RM: recv beacon_request\n");
switch (prm->q.m_mode) {
case bcn_req_passive:
rm_en_cap_chk_and_set(prm, RM_BCN_PASSIVE_MEAS_CAP_EN);
break;
case bcn_req_active:
rm_en_cap_chk_and_set(prm, RM_BCN_ACTIVE_MEAS_CAP_EN);
break;
case bcn_req_bcn_table:
rm_en_cap_chk_and_set(prm, RM_BCN_TABLE_MEAS_CAP_EN);
break;
default:
rm_set_rep_mode(prm, MEAS_REP_MOD_INCAP);
break;
}
break;
case ch_load_req:
RTW_INFO("RM: recv ch_load_request\n");
rm_en_cap_chk_and_set(prm, RM_CH_LOAD_CAP_EN);
break;
case noise_histo_req:
RTW_INFO("RM: recv noise_histogram_request\n");
rm_en_cap_chk_and_set(prm, RM_NOISE_HISTO_CAP_EN);
break;
default:
RTW_INFO("RM: recv unknown request type 0x%02x\n",
prm->q.m_type);
rm_set_rep_mode(prm, MEAS_REP_MOD_INCAP);
goto done;
}
rm_parse_meas_req(prm, pmeas_body);
done:
if (!update)
rm_enqueue_rmobj(padapter, prm, _FALSE);
return _SUCCESS;
}
/* receive measurement report */
int rm_recv_radio_mens_rep(_adapter *padapter,
union recv_frame *precv_frame, struct sta_info *psta)
{
int ret = _FALSE;
struct rm_obj *prm;
u32 rmid;
u8 *pdiag_body = (u8 *)(precv_frame->u.hdr.rx_data +
sizeof(struct rtw_ieee80211_hdr_3addr));
u8 *pmeas_body = &pdiag_body[3];
rmid = psta->cmn.aid << 16
| pdiag_body[2] << 8
| RM_MASTER;
prm = rm_get_rmobj(padapter, rmid);
if (prm == NULL)
return _FALSE;
prm->p.action_code = pdiag_body[1];
prm->p.diag_token = pdiag_body[2];
/* Figure 8-140 Measuremnt Report format */
prm->p.e_id = pmeas_body[0];
prm->p.m_token = pmeas_body[2];
prm->p.m_mode = pmeas_body[3];
prm->p.m_type = pmeas_body[4];
RTW_INFO("RM: rmid=%x, bssid " MAC_FMT "\n", prm->rmid,
MAC_ARG(prm->psta->cmn.mac_addr));
#if (RM_MORE_DBG_MSG)
RTW_INFO("RM: element_id = %d\n", prm->p.e_id);
RTW_INFO("RM: length = %d\n", (int)pmeas_body[1]);
RTW_INFO("RM: meas_token = %d\n", prm->p.m_token);
RTW_INFO("RM: meas_mode = %d\n", prm->p.m_mode);
RTW_INFO("RM: meas_type = %d\n", prm->p.m_type);
#endif
if (prm->p.e_id != _MEAS_RSP_IE_) /* 39 */
return _FALSE;
RTW_INFO("RM: recv %s\n", rm_type_rep_name(prm->p.m_type));
rm_post_event(padapter, prm->rmid, RM_EV_recv_rep);
return ret;
}
int rm_radio_mens_nb_rep(_adapter *padapter,
union recv_frame *precv_frame, struct sta_info *psta)
{
u8 *pdiag_body = (u8 *)(precv_frame->u.hdr.rx_data +
sizeof(struct rtw_ieee80211_hdr_3addr));
u8 *pmeas_body = &pdiag_body[3];
u32 len = precv_frame->u.hdr.len;
u32 rmid;
struct rm_obj *prm;
rmid = psta->cmn.aid << 16
| pdiag_body[2] << 8
| RM_MASTER;
prm = rm_get_rmobj(padapter, rmid);
if (prm == NULL)
return _FALSE;
prm->p.action_code = pdiag_body[1];
prm->p.diag_token = pdiag_body[2];
prm->p.e_id = pmeas_body[0];
RTW_INFO("RM: rmid=%x, bssid " MAC_FMT "\n", prm->rmid,
MAC_ARG(prm->psta->cmn.mac_addr));
#if (RM_MORE_DBG_MSG)
RTW_INFO("RM: element_id = %d\n", prm->p.e_id);
RTW_INFO("RM: length = %d\n", (int)pmeas_body[1]);
#endif
rm_post_event(padapter, prm->rmid, RM_EV_recv_rep);
#ifdef CONFIG_LAYER2_ROAMING
if (rtw_wnm_btm_candidates_survey(padapter
,(pdiag_body + 3)
,(len - sizeof(struct rtw_ieee80211_hdr_3addr))
,_FALSE) == _FAIL)
return _FALSE;
#endif
rtw_cfg80211_rx_rrm_action(padapter, precv_frame);
return _TRUE;
}
unsigned int rm_on_action(_adapter *padapter, union recv_frame *precv_frame)
{
u32 ret = _FAIL;
u8 *pframe = NULL;
u8 *pframe_body = NULL;
u8 action_code = 0;
u8 diag_token = 0;
struct rtw_ieee80211_hdr_3addr *whdr;
struct sta_info *psta;
pframe = precv_frame->u.hdr.rx_data;
/* check RA matches or not */
if (!_rtw_memcmp(adapter_mac_addr(padapter),
GetAddr1Ptr(pframe), ETH_ALEN))
goto exit;
whdr = (struct rtw_ieee80211_hdr_3addr *)pframe;
RTW_INFO("RM: %s bssid = " MAC_FMT "\n",
__func__, MAC_ARG(whdr->addr2));
psta = rtw_get_stainfo(&padapter->stapriv, whdr->addr2);
if (!psta) {
RTW_ERR("RM: psta not found\n");
goto exit;
}
pframe_body = (unsigned char *)(pframe +
sizeof(struct rtw_ieee80211_hdr_3addr));
/* Figure 8-438 radio measurement request frame Action field format */
/* Category = pframe_body[0] = 5 (Radio Measurement) */
action_code = pframe_body[1];
diag_token = pframe_body[2];
#if (RM_MORE_DBG_MSG)
RTW_INFO("RM: %s radio_action=%x, diag_token=%x\n", __func__,
action_code, diag_token);
#endif
switch (action_code) {
case RM_ACT_RADIO_MEAS_REQ:
RTW_INFO("RM: RM_ACT_RADIO_MEAS_REQ\n");
ret = rm_recv_radio_mens_req(padapter, precv_frame, psta);
break;
case RM_ACT_RADIO_MEAS_REP:
RTW_INFO("RM: RM_ACT_RADIO_MEAS_REP\n");