/******************************************************************************
*
* 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.
*
*****************************************************************************/
#ifndef __RTW_RM_FSM_H_
#define __RTW_RM_FSM_H_
#ifdef CONFIG_RTW_80211K
#define RM_SUPPORT_IWPRIV_DBG 1
#define RM_MORE_DBG_MSG 0
#define DBG_BCN_REQ_DETAIL 0
#define DBG_BCN_REQ_WILDCARD 0
#define DBG_BCN_REQ_SSID 0
#define DBG_BCN_REQ_SSID_NAME "RealKungFu"
#define RM_REQ_TIMEOUT 10000 /* 10 seconds */
#define RM_MEAS_TIMEOUT 10000 /* 10 seconds */
#define RM_REPT_SCAN_INTVL 5000 /* 5 seconds */
#define RM_REPT_POLL_INTVL 2000 /* 2 seconds */
#define RM_COND_INTVL 2000 /* 2 seconds */
#define RM_SCAN_DENY_TIMES 10
#define RM_BUSY_TRAFFIC_TIMES 10
#define RM_WAIT_BUSY_TIMEOUT 1000 /* 1 seconds */
#define MEAS_REQ_MOD_PARALLEL BIT(0)
#define MEAS_REQ_MOD_ENABLE BIT(1)
#define MEAS_REQ_MOD_REQUEST BIT(2)
#define MEAS_REQ_MOD_REPORT BIT(3)
#define MEAS_REQ_MOD_DUR_MAND BIT(4)
#define MEAS_REP_MOD_LATE BIT(0)
#define MEAS_REP_MOD_INCAP BIT(1)
#define MEAS_REP_MOD_REFUSE BIT(2)
#define RM_MASTER BIT(0) /* STA who issue meas_req */
#define RM_SLAVE 0 /* STA who do measurement */
#define CLOCK_UNIT 10 /* ms */
#define RTW_MAX_NB_RPT_IE_NUM 16
#define RM_GET_AID(rmid) ((rmid&0xffff0000)>>16)
#define RM_IS_ID_FOR_ALL(rmid) (rmid&RM_ALL_MEAS)
/*
* define the following channels as the max channels in each channel plan.
* 2G, total 14 chnls
* {1,2,3,4,5,6,7,8,9,10,11,12,13,14}
* 5G, total 25 chnls
* {36,40,44,48,52,56,60,64,100,104,108,112,116,120,124,128,132,136,140,144,149,153,157,161,165}
*/
#define MAX_OP_CHANNEL_SET_NUM 11
typedef struct _RT_OPERATING_CLASS {
int global_op_class;
int Len;
u16 Channel[MAX_OP_CHANNEL_SET_NUM];
} RT_OPERATING_CLASS, *PRT_OPERATING_CLASS;
/* IEEE 802.11-2012 Table 8-59 Measurement Type definitions
* for measurement request
* modify rm_meas_type_req_name() when adding new type
*/
enum meas_type_of_req {
basic_req, /* spectrum measurement */
cca_req,
rpi_histo_req,
ch_load_req,
noise_histo_req,
bcn_req,
frame_req,
sta_statis_req,
lci_req,
meas_type_req_max,
};
/* IEEE 802.11-2012 Table 8-81 Measurement Type definitions
* for measurement report
* modify rm_type_rep_name() when adding new type
*/
enum meas_type_of_rep {
basic_rep, /* spectrum measurement */
cca_rep,
rpi_histo_rep,
ch_load_rep, /* radio measurement */
noise_histo_rep,
bcn_rep,
frame_rep,
sta_statis_rep, /* Radio measurement and WNM */
lci_rep,
meas_type_rep_max
};
/*
* Beacon request
*/
/* IEEE 802.11-2012 Table 8-64 Measurement mode for Beacon Request element */
enum bcn_req_meas_mode {
bcn_req_passive,
bcn_req_active,
bcn_req_bcn_table
};
/* IEEE 802.11-2012 Table 8-65 optional subelement IDs for Beacon Request */
enum bcn_req_opt_sub_id{
bcn_req_ssid = 0, /* len 0-32 */
bcn_req_rep_info = 1, /* len 2 */
bcn_req_rep_detail = 2, /* len 1 */
bcn_req_req = 10, /* len 0-237 */
bcn_req_ac_ch_rep = 51 /* len 1-237 */
};
/* IEEE 802.11-2012 Table 8-66 Reporting condition of Beacon Report */
enum bcn_rep_cound_id{
bcn_rep_cond_immediately, /* default */
bcn_req_cond_rcpi_greater,
bcn_req_cond_rcpi_less,
bcn_req_cond_rsni_greater,
bcn_req_cond_rsni_less,
bcn_req_cond_max
};
struct opt_rep_info {
u8 cond;
u8 threshold;
};
#define BCN_REQ_OPT_MAX_NUM 16
struct bcn_req_opt {
/* all req cmd id */
u8 opt_id[BCN_REQ_OPT_MAX_NUM];
u8 opt_id_num;
u8 rep_detail;
NDIS_802_11_SSID ssid;
/* bcn report condition */
struct opt_rep_info rep_cond;
/* 0:default(Report to be issued after each measurement) */
u8 *req_start; /*id : 10 request;start */
u8 req_len; /*id : 10 request;length */
};
/*
* channel load
*/
/* IEEE 802.11-2012 Table 8-60 optional subelement IDs for channel load request */
enum ch_load_opt_sub_id{
ch_load_rsvd,
ch_load_rep_info
};
/* IEEE 802.11-2012 Table 8-61 Reporting condition for channel load Report */
enum ch_load_cound_id{
ch_load_cond_immediately, /* default */
ch_load_cond_anpi_equal_greater,
ch_load_cond_anpi_equal_less,
ch_load_cond_max
};
/*
* Noise histogram
*/
/* IEEE 802.11-2012 Table 8-62 optional subelement IDs for noise histogram */
enum noise_histo_opt_sub_id{
noise_histo_rsvd,
noise_histo_rep_info
};
/* IEEE 802.11-2012 Table 8-63 Reporting condition for noise historgarm Report */
enum noise_histo_cound_id{
noise_histo_cond_immediately, /* default */
noise_histo_cond_anpi_equal_greater,
noise_histo_cond_anpi_equal_less,
noise_histo_cond_max
};
struct meas_req_opt {
/* report condition */
struct opt_rep_info rep_cond;
};
/*
* State machine
*/
enum RM_STATE {
RM_ST_IDLE,
RM_ST_DO_MEAS,
RM_ST_WAIT_MEAS,
RM_ST_SEND_REPORT,
RM_ST_RECV_REPORT,
RM_ST_END,
RM_ST_MAX
};
struct rm_meas_req {
u8 category;
u8 action_code; /* T8-206 */
u8 diag_token;
u16 rpt;
u8 e_id;
u8 len;
u8 m_token;
u8 m_mode; /* req:F8-105, rep:F8-141 */
u8 m_type; /* T8-59 */
u8 op_class;
u8 ch_num;
u16 rand_intvl; /* units of TU */
u16 meas_dur; /* units of TU */
u8 bssid[6]; /* for bcn_req */
u8 *pssid;
u8 *opt_s_elem_start;
int opt_s_elem_len;
union {
struct bcn_req_opt bcn;
struct meas_req_opt clm;
struct meas_req_opt nhm;
}opt;
struct rtw_ieee80211_channel ch_set[MAX_OP_CHANNEL_SET_NUM];
u8 ch_set_ch_amount;
};
struct rm_meas_rep {
u8 category;
u8 action_code; /* T8-206 */
u8 diag_token;
u8 e_id; /* T8-54, 38 request; 39 report */
u8 len;
u8 m_token;
u8 m_mode; /* req:F8-105, rep:F8-141 */
u8 m_type; /* T8-59 */
u8 op_class;
u8 ch_num;
u8 ch_load;
u8 anpi;
u8 ipi[11];
u16 rpt;
u8 bssid[6]; /* for bcn_req */
};
#define MAX_BUF_NUM 128
struct data_buf {
u8 *pbuf;
u16 len;
};
struct rm_obj {
/* aid << 16
|diag_token << 8
|B(1) 1/0:All_AID/UNIC
|B(0) 1/0:RM_MASTER/RM_SLAVE */
u32 rmid;
enum RM_STATE state;
struct rm_meas_req q;
struct rm_meas_rep p;
struct sta_info *psta;
struct rm_clock *pclock;
/* meas report */
u64 meas_start_time;
u64 meas_end_time;
int wait_busy;
u8 poll_mode;
struct data_buf buf[MAX_BUF_NUM];
_list list;
};
/*
* Measurement
*/
struct opt_subelement {
u8 id;
u8 length;
u8 *data;
};
/* 802.11-2012 Table 8-206 Radio Measurment Action field */
enum rm_action_code {
RM_ACT_RADIO_MEAS_REQ,
RM_ACT_RADIO_MEAS_REP,
RM_ACT_LINK_MEAS_REQ,
RM_ACT_LINK_MEAS_REP,
RM_ACT_NB_REP_REQ, /* 4 */
RM_ACT_NB_REP_RESP,
RM_ACT_RESV,
RM_ACT_MAX
};
/* 802.11-2012 Table 8-119 RM Enabled Capabilities definition */
enum rm_cap_en {
RM_LINK_MEAS_CAP_EN,
RM_NB_REP_CAP_EN, /* neighbor report */
RM_PARAL_MEAS_CAP_EN, /* parallel report */
RM_REPEAT_MEAS_CAP_EN,
RM_BCN_PASSIVE_MEAS_CAP_EN,
RM_BCN_ACTIVE_MEAS_CAP_EN,
RM_BCN_TABLE_MEAS_CAP_EN,
RM_BCN_MEAS_REP_COND_CAP_EN, /* conditions */
RM_FRAME_MEAS_CAP_EN,
RM_CH_LOAD_CAP_EN,
RM_NOISE_HISTO_CAP_EN, /* noise historgram */
RM_STATIS_MEAS_CAP_EN, /* statistics */
RM_LCI_MEAS_CAP_EN, /* 12 */
RM_LCI_AMIMUTH_CAP_EN,
RM_TRANS_STREAM_CAT_MEAS_CAP_EN,
RM_TRIG_TRANS_STREAM_CAT_MEAS_CAP_EN,
RM_AP_CH_REP_CAP_EN,
RM_RM_MIB_CAP_EN,
RM_OP_CH_MAX_MEAS_DUR0, /* 18-20 */
RM_OP_CH_MAX_MEAS_DUR1,
RM_OP_CH_MAX_MEAS_DUR2,
RM_NONOP_CH_MAX_MEAS_DUR0, /* 21-23 */
RM_NONOP_CH_MAX_MEAS_DUR1,
RM_NONOP_CH_MAX_MEAS_DUR2,
RM_MEAS_PILOT_CAP0, /* 24-26 */
RM_MEAS_PILOT_CAP1,
RM_MEAS_PILOT_CAP2,
RM_MEAS_PILOT_TRANS_INFO_CAP_EN,
RM_NB_REP_TSF_OFFSET_CAP_EN,
RM_RCPI_MEAS_CAP_EN, /* 29 */
RM_RSNI_MEAS_CAP_EN,
RM_BSS_AVG_ACCESS_DELAY_CAP_EN,
RM_AVALB_ADMIS_CAPACITY_CAP_EN,
RM_ANT_CAP_EN,
RM_RSVD, /* 34-39 */
RM_MAX
};
char *rm_state_name(enum RM_STATE state);
char *rm_event_name(enum RM_EV_ID evid);
char *rm_type_req_name(u8 meas_type);
int _rm_post_event(_adapter *padapter, u32 rmid, enum RM_EV_ID evid);
int rm_enqueue_rmobj(_adapter *padapter, struct rm_obj *obj, bool to_head);
void rm_free_rmobj(struct rm_obj *prm);
struct rm_obj *rm_alloc_rmobj(_adapter *padapter);
struct rm_obj *rm_get_rmobj(_adapter *padapter, u32 rmid);
struct sta_info *rm_get_psta(_adapter *padapter, u32 rmid);
int retrieve_radio_meas_result(struct rm_obj *prm);
int rm_radio_meas_report_cond(struct rm_obj *prm);
int rm_recv_radio_mens_req(_adapter *padapter,
union recv_frame *precv_frame,struct sta_info *psta);
int rm_recv_radio_mens_rep(_adapter *padapter,
union recv_frame *precv_frame, struct sta_info *psta);
int rm_radio_mens_nb_rep(_adapter *padapter,
union recv_frame *precv_frame, struct sta_info *psta);
int issue_null_reply(struct rm_obj *prm);
int issue_beacon_rep(struct rm_obj *prm);
int issue_nb_req(struct rm_obj *prm);
int issue_radio_meas_req(struct rm_obj *prm);
int issue_radio_meas_rep(struct rm_obj *prm);
void rm_set_rep_mode(struct rm_obj *prm, u8 mode);
int ready_for_scan(struct rm_obj *prm);
int rm_sitesurvey(struct rm_obj *prm);
#endif /*CONFIG_RTW_80211K*/
#endif /*__RTW_RM_FSM_H_*/
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