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8821cu-20210916/include/rtw_beamforming.h
2022-11-17 08:26:57 -06:00

298 lines
8.7 KiB
C

/******************************************************************************
*
* 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_BEAMFORMING_H_
#define __RTW_BEAMFORMING_H_
#ifdef CONFIG_BEAMFORMING
#ifdef RTW_BEAMFORMING_VERSION_2
#define MAX_NUM_BEAMFORMEE_SU 2
#define MAX_NUM_BEAMFORMER_SU 2
#define MAX_NUM_BEAMFORMEE_MU 6
#define MAX_NUM_BEAMFORMER_MU 1
#define MAX_BEAMFORMEE_ENTRY_NUM (MAX_NUM_BEAMFORMEE_SU + MAX_NUM_BEAMFORMEE_MU)
#define MAX_BEAMFORMER_ENTRY_NUM (MAX_NUM_BEAMFORMER_SU + MAX_NUM_BEAMFORMER_MU)
/* <Note> Need to be defined by IC */
#define SU_SOUNDING_TIMEOUT 5 /* unit: ms */
#define MU_SOUNDING_TIMEOUT 8 /* unit: ms */
#define GET_BEAMFORM_INFO(adapter) (&GET_HAL_DATA(adapter)->beamforming_info)
#define GetInitSoundCnt(_SoundPeriod, _MinSoundPeriod) ((_SoundPeriod)/(_MinSoundPeriod))
enum BEAMFORMING_CTRL_TYPE {
BEAMFORMING_CTRL_ENTER = 0,
BEAMFORMING_CTRL_LEAVE = 1,
BEAMFORMING_CTRL_START_PERIOD = 2,
BEAMFORMING_CTRL_END_PERIOD = 3,
BEAMFORMING_CTRL_SOUNDING_FAIL = 4,
BEAMFORMING_CTRL_SOUNDING_CLK = 5,
BEAMFORMING_CTRL_SET_GID_TABLE = 6,
BEAMFORMING_CTRL_SET_CSI_REPORT = 7,
};
enum _BEAMFORMING_STATE {
BEAMFORMING_STATE_IDLE,
BEAMFORMING_STATE_START,
BEAMFORMING_STATE_END,
};
/*
* typedef BEAMFORMING_CAP for phydm
*/
typedef enum beamforming_cap {
BEAMFORMING_CAP_NONE = 0x0,
BEAMFORMER_CAP_HT_EXPLICIT = 0x1,
BEAMFORMEE_CAP_HT_EXPLICIT = 0x2,
BEAMFORMER_CAP_VHT_SU = 0x4, /* Self has er Cap, because Reg er & peer ee */
BEAMFORMEE_CAP_VHT_SU = 0x8, /* Self has ee Cap, because Reg ee & peer er */
BEAMFORMER_CAP_VHT_MU = 0x10, /* Self has er Cap, because Reg er & peer ee */
BEAMFORMEE_CAP_VHT_MU = 0x20, /* Self has ee Cap, because Reg ee & peer er */
BEAMFORMER_CAP = 0x40,
BEAMFORMEE_CAP = 0x80,
} BEAMFORMING_CAP;
enum _BEAMFORM_ENTRY_HW_STATE {
BEAMFORM_ENTRY_HW_STATE_NONE,
BEAMFORM_ENTRY_HW_STATE_ADD_INIT,
BEAMFORM_ENTRY_HW_STATE_ADDING,
BEAMFORM_ENTRY_HW_STATE_ADDED,
BEAMFORM_ENTRY_HW_STATE_DELETE_INIT,
BEAMFORM_ENTRY_HW_STATE_DELETING,
BEAMFORM_ENTRY_HW_STATE_MAX
};
/* The sounding state is recorded by BFer. */
enum _SOUNDING_STATE {
SOUNDING_STATE_NONE = 0,
SOUNDING_STATE_INIT = 1,
SOUNDING_STATE_SU_START = 2,
SOUNDING_STATE_SU_SOUNDDOWN = 3,
SOUNDING_STATE_MU_START = 4,
SOUNDING_STATE_MU_SOUNDDOWN = 5,
SOUNDING_STATE_SOUNDING_TIMEOUT = 6,
SOUNDING_STATE_MAX
};
struct beamformee_entry {
u8 used; /* _TRUE/_FALSE */
u8 txbf;
u8 sounding;
/* Used to construct AID field of NDPA packet */
u16 aid;
/* Used to Set Reg42C in IBSS mode */
u16 mac_id;
/* Used to fill Reg42C & Reg714 to compare with P_AID of Tx DESC */
u16 p_aid;
u8 g_id;
/* Used to fill Reg6E4 to fill Mac address of CSI report frame */
u8 mac_addr[ETH_ALEN];
/* Sounding BandWidth */
enum channel_width sound_bw;
u16 sound_period;
enum beamforming_cap cap;
enum _BEAMFORM_ENTRY_HW_STATE state;
/* The BFee need to be sounded when count to zero */
u8 SoundCnt;
u8 bCandidateSoundingPeer;
u8 bSoundingTimeout;
u8 bDeleteSounding;
/* Get the result through throughput and Tx rate from BB API */
u8 bApplySounding;
/* information for sounding judgement */
systime tx_timestamp;
u64 tx_bytes;
u16 LogStatusFailCnt:5; /* 0~21 */
u16 DefaultCSICnt:5; /* 0~21 */
u8 CSIMatrix[327];
u16 CSIMatrixLen;
u8 NumofSoundingDim;
u8 comp_steering_num_of_bfer;
/* SU-MIMO */
u8 su_reg_index;
/* MU-MIMO */
u8 mu_reg_index;
u8 gid_valid[8];
u8 user_position[16];
/* For 8822B C-cut workaround */
/* If the flag set to _TRUE, do not sound this STA */
u8 bSuspendSUCap;
};
struct beamformer_entry {
u8 used;
/* p_aid of BFer entry is probably not used */
/* Used to fill Reg42C & Reg714 to compare with p_aid of Tx DESC */
u16 p_aid;
u8 g_id;
u8 mac_addr[ETH_ALEN];
enum beamforming_cap cap;
enum _BEAMFORM_ENTRY_HW_STATE state;
u8 NumofSoundingDim;
/* SU-MIMO */
u8 su_reg_index;
/* MU-MIMO */
u8 gid_valid[8];
u8 user_position[16];
u16 aid;
};
struct sounding_info {
u8 su_sounding_list[MAX_NUM_BEAMFORMEE_SU];
u8 mu_sounding_list[MAX_NUM_BEAMFORMEE_MU];
enum _SOUNDING_STATE state;
/*
* su_bfee_curidx is index for beamforming_info.bfee_entry[]
* range: 0~MAX_BEAMFORMEE_ENTRY_NUM
*/
u8 su_bfee_curidx;
u8 candidate_mu_bfee_cnt;
/* For sounding schedule maintenance */
u16 min_sounding_period;
/* Get from sounding list */
/* Ex: SU STA1, SU STA2, MU STA(1~n) => the value will be 2+1=3 */
u8 sound_remain_cnt_per_period;
};
struct _RT_CSI_INFO{
u8 Nc;
u8 Nr;
u8 Ng;
u8 CodeBook;
u8 ChnlWidth;
u8 bVHT;
};
struct beamforming_info {
enum beamforming_cap beamforming_cap;
enum _BEAMFORMING_STATE beamforming_state;
struct beamformee_entry bfee_entry[MAX_BEAMFORMEE_ENTRY_NUM];
struct beamformer_entry bfer_entry[MAX_BEAMFORMER_ENTRY_NUM];
u8 sounding_sequence;
u8 beamformee_su_cnt;
u8 beamformer_su_cnt;
u32 beamformee_su_reg_maping;
u32 beamformer_su_reg_maping;
/* For MU-MINO */
u8 beamformee_mu_cnt;
u8 beamformer_mu_cnt;
u32 beamformee_mu_reg_maping;
u8 first_mu_bfee_index;
u8 mu_bfer_curidx;
u8 cur_csi_rpt_rate;
struct sounding_info sounding_info;
/* schedule regular timer for sounding */
_timer sounding_timer;
/* moniter if soudning too long */
_timer sounding_timeout_timer;
/* For HW configuration */
u8 SetHalBFEnterOnDemandCnt;
u8 SetHalBFLeaveOnDemandCnt;
u8 SetHalSoundownOnDemandCnt;
u8 bSetBFHwConfigInProgess;
/*
* Target CSI report info.
* Keep the first SU CSI report info for 8822B HW bug workaround.
*/
u8 bEnableSUTxBFWorkAround;
struct _RT_CSI_INFO TargetCSIInfo;
/* Only peform sounding to the first SU BFee */
struct beamformee_entry *TargetSUBFee;
/* For debug */
s8 sounding_running;
};
enum beamforming_cap rtw_bf_bfee_get_entry_cap_by_macid(void *mlmepriv, u8 mac_id);
struct beamformer_entry *rtw_bf_bfer_get_entry_by_addr(PADAPTER, u8 *ra);
struct beamformee_entry *rtw_bf_bfee_get_entry_by_addr(PADAPTER, u8 *ra);
void rtw_bf_get_ndpa_packet(PADAPTER, union recv_frame *);
u32 rtw_bf_get_report_packet(PADAPTER, union recv_frame *);
u8 rtw_bf_send_vht_gid_mgnt_packet(PADAPTER, u8 *ra, u8 *gid, u8 *position);
void rtw_bf_get_vht_gid_mgnt_packet(PADAPTER, union recv_frame *);
void rtw_bf_init(PADAPTER);
void rtw_bf_cmd_hdl(PADAPTER, u8 type, u8 *pbuf);
u8 rtw_bf_cmd(PADAPTER, s32 type, u8 *pbuf, s32 size, u8 enqueue);
void rtw_bf_update_attrib(PADAPTER, struct pkt_attrib *, struct sta_info *);
void rtw_bf_c2h_handler(PADAPTER, u8 id, u8 *buf, u8 buf_len);
void rtw_bf_update_traffic(PADAPTER);
/* Compatible with old function name, only for using outside rtw_beamforming.c */
#define beamforming_get_entry_beam_cap_by_mac_id rtw_bf_bfee_get_entry_cap_by_macid
#define rtw_beamforming_get_ndpa_frame rtw_bf_get_ndpa_packet
#define rtw_beamforming_get_report_frame rtw_bf_get_report_packet
#define rtw_beamforming_get_vht_gid_mgnt_frame rtw_bf_get_vht_gid_mgnt_packet
#define beamforming_wk_hdl rtw_bf_cmd_hdl
#define beamforming_wk_cmd rtw_bf_cmd
#define update_attrib_txbf_info rtw_bf_update_attrib
#define HT_BF_CAP(adapter) ((adapter)->mlmepriv.htpriv.beamform_cap)
#define VHT_BF_CAP(adapter) ((adapter)->mlmepriv.vhtpriv.beamform_cap)
#define IS_HT_BEAMFORMEE(adapter) \
(HT_BF_CAP(adapter) & \
(BEAMFORMING_HT_BEAMFORMEE_ENABLE))
#define IS_VHT_BEAMFORMEE(adapter) \
(VHT_BF_CAP(adapter) & \
(BEAMFORMING_VHT_BEAMFORMEE_ENABLE | \
BEAMFORMING_VHT_MU_MIMO_STA_ENABLE))
#define IS_BEAMFORMEE(adapter) (IS_HT_BEAMFORMEE(adapter) | \
IS_VHT_BEAMFORMEE(adapter))
#else /* !RTW_BEAMFORMING_VERSION_2 */
/*PHYDM_BF - (BEAMFORMING_SUPPORT == 1)*/
enum BEAMFORMING_CTRL_TYPE {
BEAMFORMING_CTRL_ENTER = 0,
BEAMFORMING_CTRL_LEAVE = 1,
BEAMFORMING_CTRL_START_PERIOD = 2,
BEAMFORMING_CTRL_END_PERIOD = 3,
BEAMFORMING_CTRL_SOUNDING_FAIL = 4,
BEAMFORMING_CTRL_SOUNDING_CLK = 5,
};
u32 rtw_beamforming_get_report_frame(PADAPTER Adapter, union recv_frame *precv_frame);
void rtw_beamforming_get_ndpa_frame(PADAPTER Adapter, union recv_frame *precv_frame);
void beamforming_wk_hdl(_adapter *padapter, u8 type, u8 *pbuf);
u8 beamforming_wk_cmd(_adapter *padapter, s32 type, u8 *pbuf, s32 size, u8 enqueue);
void update_attrib_txbf_info(_adapter *padapter, struct pkt_attrib *pattrib, struct sta_info *psta);
#endif /* !RTW_BEAMFORMING_VERSION_2 */
#endif /*#ifdef CONFIG_BEAMFORMING */
#endif /*__RTW_BEAMFORMING_H_*/