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rtl8192eu-linux-driver/hal/phydm/txbf/haltxbfinterface.c

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/******************************************************************************
*
* Copyright(c) 2016 - 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.
*
*****************************************************************************/
/*************************************************************
* Description:
*
* This file is for TXBF interface mechanism
*
************************************************************/
#include "mp_precomp.h"
#include "../phydm_precomp.h"
#ifdef PHYDM_BEAMFORMING_SUPPORT
#if (DM_ODM_SUPPORT_TYPE == ODM_WIN)
void beamforming_gid_paid(
void *adapter,
PRT_TCB tcb)
{
u8 RA[6] = {0};
u8 *p_header = GET_FRAME_OF_FIRST_FRAG(adapter, tcb);
HAL_DATA_TYPE *hal_data = GET_HAL_DATA(((PADAPTER)adapter));
struct dm_struct *dm = &hal_data->DM_OutSrc;
struct _RT_BEAMFORMING_INFO *beam_info = &(dm->beamforming_info);
if (((PADAPTER)adapter)->HardwareType < HARDWARE_TYPE_RTL8192EE)
return;
else if (IS_WIRELESS_MODE_N((PADAPTER)adapter) == false)
return;
#if (SUPPORT_MU_BF == 1)
if (tcb->tx_bf_pkt_type == RT_BF_PKT_TYPE_BROADCAST_NDPA) { /* @MU NDPA */
#else
if (0) {
#endif
/* @Fill G_ID and P_AID */
tcb->G_ID = 63;
if (beam_info->first_mu_bfee_index < BEAMFORMEE_ENTRY_NUM) {
tcb->P_AID = beam_info->beamformee_entry[beam_info->first_mu_bfee_index].p_aid;
RT_DISP(FBEAM, FBEAM_FUN, ("[David]@%s End, G_ID=0x%X, P_AID=0x%X\n", __func__, tcb->G_ID, tcb->P_AID));
}
} else {
GET_80211_HDR_ADDRESS1(p_header, &RA);
/* VHT SU PPDU carrying one or more group addressed MPDUs or */
/* Transmitting a VHT NDP intended for multiple recipients */
if (MacAddr_isBcst(RA) || MacAddr_isMulticast(RA) || tcb->macId == MAC_ID_STATIC_FOR_BROADCAST_MULTICAST) {
tcb->G_ID = 63;
tcb->P_AID = 0;
} else if (ACTING_AS_AP(adapter)) {
u16 AID = (u16)(MacIdGetOwnerAssociatedClientAID(adapter, tcb->macId) & 0x1ff); /*@AID[0:8]*/
/*RT_DISP(FBEAM, FBEAM_FUN, ("@%s tcb->mac_id=0x%X, AID=0x%X\n", __func__, tcb->mac_id, AID));*/
tcb->G_ID = 63;
if (AID == 0) /*@A PPDU sent by an AP to a non associated STA*/
tcb->P_AID = 0;
else { /*Sent by an AP and addressed to a STA associated with that AP*/
u16 BSSID = 0;
GET_80211_HDR_ADDRESS2(p_header, &RA);
BSSID = ((RA[5] & 0xf0) >> 4) ^ (RA[5] & 0xf); /*@BSSID[44:47] xor BSSID[40:43]*/
tcb->P_AID = (AID + BSSID * 32) & 0x1ff; /*@(dec(A) + dec(B)*32) mod 512*/
}
} else if (ACTING_AS_IBSS(((PADAPTER)adapter))) {
tcb->G_ID = 63;
/*P_AID for infrasturcture mode; MACID for ad-hoc mode. */
tcb->P_AID = tcb->macId;
} else if (MgntLinkStatusQuery(adapter)) { /*@Addressed to AP*/
tcb->G_ID = 0;
GET_80211_HDR_ADDRESS1(p_header, &RA);
tcb->P_AID = RA[5]; /*RA[39:47]*/
tcb->P_AID = (tcb->P_AID << 1) | (RA[4] >> 7);
} else {
tcb->G_ID = 63;
tcb->P_AID = 0;
}
/*RT_DISP(FBEAM, FBEAM_FUN, ("[David]@%s End, G_ID=0x%X, P_AID=0x%X\n", __func__, tcb->G_ID, tcb->P_AID));*/
}
}
enum rt_status
beamforming_get_report_frame(
void *adapter,
PRT_RFD rfd,
POCTET_STRING p_pdu_os)
{
HAL_DATA_TYPE *hal_data = GET_HAL_DATA((PADAPTER)adapter);
struct dm_struct *dm = &hal_data->DM_OutSrc;
struct _RT_BEAMFORMEE_ENTRY *beamform_entry = NULL;
u8 *p_mimo_ctrl_field, p_csi_matrix;
u8 idx, nc, nr, CH_W;
u16 csi_matrix_len = 0;
ACT_PKT_TYPE pkt_type = ACT_PKT_TYPE_UNKNOWN;
/* @Memory comparison to see if CSI report is the same with previous one */
beamform_entry = phydm_beamforming_get_bfee_entry_by_addr(dm, Frame_Addr2(*p_pdu_os), &idx);
if (beamform_entry == NULL) {
PHYDM_DBG(dm, DBG_TXBF, "%s: Cannot find entry by addr\n",
__func__);
return RT_STATUS_FAILURE;
}
pkt_type = PacketGetActionFrameType(p_pdu_os);
/* @-@ Modified by David */
if (pkt_type == ACT_PKT_VHT_COMPRESSED_BEAMFORMING) {
p_mimo_ctrl_field = p_pdu_os->Octet + 26;
nc = ((*p_mimo_ctrl_field) & 0x7) + 1;
nr = (((*p_mimo_ctrl_field) & 0x38) >> 3) + 1;
CH_W = (((*p_mimo_ctrl_field) & 0xC0) >> 6);
/*p_csi_matrix = p_mimo_ctrl_field + 3 + nc;*/ /* 24+(1+1+3)+2 MAC header+(Category+ActionCode+MIMOControlField) +SNR(nc=2) */
csi_matrix_len = p_pdu_os->Length - 26 - 3 - nc;
} else if (pkt_type == ACT_PKT_HT_COMPRESSED_BEAMFORMING) {
p_mimo_ctrl_field = p_pdu_os->Octet + 26;
nc = ((*p_mimo_ctrl_field) & 0x3) + 1;
nr = (((*p_mimo_ctrl_field) & 0xC) >> 2) + 1;
CH_W = (((*p_mimo_ctrl_field) & 0x10) >> 4);
/*p_csi_matrix = p_mimo_ctrl_field + 6 + nr;*/ /* 24+(1+1+6)+2 MAC header+(Category+ActionCode+MIMOControlField) +SNR(nc=2) */
csi_matrix_len = p_pdu_os->Length - 26 - 6 - nr;
} else
return RT_STATUS_SUCCESS;
PHYDM_DBG(dm, DBG_TXBF,
"[%s] idx=%d, pkt type=%d, nc=%d, nr=%d, CH_W=%d\n", __func__,
idx, pkt_type, nc, nr, CH_W);
return RT_STATUS_SUCCESS;
}
void construct_ht_ndpa_packet(
// 2017/11 MH PHYDM compile. But why need to use windows maco?
// For all linux code, it should be useless?
//void *adapter = dm->adapter;
ADAPTER * adapter,
//void *adapter,
u8 *RA,
u8 *buffer,
u32 *p_length,
enum channel_width BW)
{
u16 duration = 0;
PMGNT_INFO mgnt_info = &(((PADAPTER)adapter)->MgntInfo);
//PMGNT_INFO mgnt_info = &((MGNT_INFO)(((PADAPTER)adapter)->MgntInfo));
OCTET_STRING p_ndpa_frame, action_content;
u8 action_hdr[4] = {ACT_CAT_VENDOR, 0x00, 0xe0, 0x4c};
PlatformZeroMemory(buffer, 32);
SET_80211_HDR_FRAME_CONTROL(buffer, 0);
SET_80211_HDR_ORDER(buffer, 1);
SET_80211_HDR_TYPE_AND_SUBTYPE(buffer, Type_Action_No_Ack);
SET_80211_HDR_ADDRESS1(buffer, RA);
SET_80211_HDR_ADDRESS2(buffer, ((PADAPTER)adapter)->CurrentAddress);
SET_80211_HDR_ADDRESS3(buffer, ((PMGNT_INFO)mgnt_info)->Bssid);
duration = 2 * a_SifsTime + 40;
if (BW == CHANNEL_WIDTH_40)
duration += 87;
else
duration += 180;
SET_80211_HDR_DURATION(buffer, duration);
/* @HT control field */
SET_HT_CTRL_CSI_STEERING(buffer + sMacHdrLng, 3);
SET_HT_CTRL_NDP_ANNOUNCEMENT(buffer + sMacHdrLng, 1);
FillOctetString(p_ndpa_frame, buffer, sMacHdrLng + sHTCLng);
FillOctetString(action_content, action_hdr, 4);
PacketAppendData(&p_ndpa_frame, action_content);
*p_length = 32;
}
boolean
send_fw_ht_ndpa_packet(
void *dm_void,
u8 *RA,
enum channel_width BW)
{
struct dm_struct *dm = (struct dm_struct *)dm_void;
void *adapter = dm->adapter;
PRT_TCB tcb;
PRT_TX_LOCAL_BUFFER p_buf;
boolean ret = true;
u32 buf_len;
u8 *buf_addr;
u8 desc_len = 0, idx = 0, ndp_tx_rate;
void *p_def_adapter = GetDefaultAdapter(((PADAPTER)adapter));
HAL_DATA_TYPE *hal_data = GET_HAL_DATA(((PADAPTER)adapter));
struct _RT_BEAMFORMEE_ENTRY *beamform_entry = phydm_beamforming_get_bfee_entry_by_addr(dm, RA, &idx);
PHYDM_DBG(dm, DBG_TXBF, "[%s] Start!\n", __func__);
if (beamform_entry == NULL)
return false;
ndp_tx_rate = beamforming_get_htndp_tx_rate(dm, beamform_entry->comp_steering_num_of_bfer);
PHYDM_DBG(dm, DBG_TXBF, "[%s] ndp_tx_rate =%d\n", __func__,
ndp_tx_rate);
PlatformAcquireSpinLock(adapter, RT_TX_SPINLOCK);
if (MgntGetFWBuffer(p_def_adapter, &tcb, &p_buf)) {
#if (DEV_BUS_TYPE != RT_PCI_INTERFACE)
desc_len = ((PADAPTER)adapter)->HWDescHeadLength - hal_data->USBALLDummyLength;
#endif
buf_addr = p_buf->Buffer.VirtualAddress + desc_len;
construct_ht_ndpa_packet(
adapter,
RA,
buf_addr,
&buf_len,
BW);
tcb->PacketLength = buf_len + desc_len;
tcb->bTxEnableSwCalcDur = true;
tcb->BWOfPacket = BW;
if (ACTING_AS_IBSS(((PADAPTER)adapter)) || ACTING_AS_AP(((PADAPTER)adapter)))
tcb->G_ID = 63;
tcb->P_AID = beamform_entry->p_aid;
tcb->DataRate = ndp_tx_rate; /*rate of NDP decide by nr*/
((PADAPTER)adapter)->HalFunc.CmdSendPacketHandler(((PADAPTER)adapter), tcb, p_buf, tcb->PacketLength, DESC_PACKET_TYPE_NORMAL, false);
} else
ret = false;
PlatformReleaseSpinLock(adapter, RT_TX_SPINLOCK);
if (ret)
RT_DISP_DATA(FBEAM, FBEAM_DATA, "", p_buf->Buffer.VirtualAddress, tcb->PacketLength);
return ret;
}
boolean
send_sw_ht_ndpa_packet(
void *dm_void,
u8 *RA,
enum channel_width BW)
{
struct dm_struct *dm = (struct dm_struct *)dm_void;
void *adapter = dm->adapter;
PRT_TCB tcb;
PRT_TX_LOCAL_BUFFER p_buf;
boolean ret = true;
u8 idx = 0, ndp_tx_rate = 0;
struct _RT_BEAMFORMEE_ENTRY *beamform_entry = phydm_beamforming_get_bfee_entry_by_addr(dm, RA, &idx);
PHYDM_DBG(dm, DBG_TXBF, "[%s] Start!\n", __func__);
ndp_tx_rate = beamforming_get_htndp_tx_rate(dm, beamform_entry->comp_steering_num_of_bfer);
PHYDM_DBG(dm, DBG_TXBF, "[%s] ndp_tx_rate =%d\n", __func__,
ndp_tx_rate);
PlatformAcquireSpinLock(adapter, RT_TX_SPINLOCK);
if (MgntGetBuffer(adapter, &tcb, &p_buf)) {
construct_ht_ndpa_packet(
adapter,
RA,
p_buf->Buffer.VirtualAddress,
&tcb->PacketLength,
BW);
tcb->bTxEnableSwCalcDur = true;
tcb->BWOfPacket = BW;
MgntSendPacket(adapter, tcb, p_buf, tcb->PacketLength, NORMAL_QUEUE, ndp_tx_rate);
} else
ret = false;
PlatformReleaseSpinLock(adapter, RT_TX_SPINLOCK);
if (ret)
RT_DISP_DATA(FBEAM, FBEAM_DATA, "", p_buf->Buffer.VirtualAddress, tcb->PacketLength);
return ret;
}
void construct_vht_ndpa_packet(
struct dm_struct *dm,
u8 *RA,
u16 AID,
u8 *buffer,
u32 *p_length,
enum channel_width BW)
{
u16 duration = 0;
u8 sequence = 0;
u8 *p_ndpa_frame = buffer;
struct _RT_NDPA_STA_INFO sta_info;
// 2017/11 MH PHYDM compile. But why need to use windows maco?
// For all linux code, it should be useless?
//void *adapter = dm->adapter;
ADAPTER * adapter = (PADAPTER)(dm->adapter);
u8 idx = 0;
struct _RT_BEAMFORMEE_ENTRY *beamform_entry = phydm_beamforming_get_bfee_entry_by_addr(dm, RA, &idx);
/* @Frame control. */
SET_80211_HDR_FRAME_CONTROL(p_ndpa_frame, 0);
SET_80211_HDR_TYPE_AND_SUBTYPE(p_ndpa_frame, Type_NDPA);
SET_80211_HDR_ADDRESS1(p_ndpa_frame, RA);
SET_80211_HDR_ADDRESS2(p_ndpa_frame, beamform_entry->my_mac_addr);
// 2017/11 MH PHYDM compile. But why need to use windows maco?
// For all linux code, it should be useless?
duration = 2 * a_SifsTime + 44;
if (BW == CHANNEL_WIDTH_80)
duration += 40;
else if (BW == CHANNEL_WIDTH_40)
duration += 87;
else
duration += 180;
SET_80211_HDR_DURATION(p_ndpa_frame, duration);
sequence = *(dm->sounding_seq) << 2;
odm_move_memory(dm, p_ndpa_frame + 16, &sequence, 1);
if (phydm_acting_determine(dm, phydm_acting_as_ibss) || phydm_acting_determine(dm, phydm_acting_as_ap) == false)
AID = 0;
sta_info.aid = AID;
sta_info.feedback_type = 0;
sta_info.nc_index = 0;
odm_move_memory(dm, p_ndpa_frame + 17, (u8 *)&sta_info, 2);
*p_length = 19;
}
boolean
send_fw_vht_ndpa_packet(
void *dm_void,
u8 *RA,
u16 AID,
enum channel_width BW)
{
struct dm_struct *dm = (struct dm_struct *)dm_void;
void *adapter = dm->adapter;
PRT_TCB tcb;
PRT_TX_LOCAL_BUFFER p_buf;
boolean ret = true;
u32 buf_len;
u8 *buf_addr;
u8 desc_len = 0, idx = 0, ndp_tx_rate = 0;
void *p_def_adapter = GetDefaultAdapter(((PADAPTER)adapter));
HAL_DATA_TYPE *hal_data = GET_HAL_DATA(((PADAPTER)adapter));
struct _RT_BEAMFORMEE_ENTRY *beamform_entry = phydm_beamforming_get_bfee_entry_by_addr(dm, RA, &idx);
PHYDM_DBG(dm, DBG_TXBF, "[%s] Start!\n", __func__);
if (beamform_entry == NULL)
return false;
ndp_tx_rate = beamforming_get_vht_ndp_tx_rate(dm, beamform_entry->comp_steering_num_of_bfer);
PHYDM_DBG(dm, DBG_TXBF, "[%s] ndp_tx_rate =%d\n", __func__,
ndp_tx_rate);
PlatformAcquireSpinLock(adapter, RT_TX_SPINLOCK);
if (MgntGetFWBuffer(p_def_adapter, &tcb, &p_buf)) {
#if (DEV_BUS_TYPE != RT_PCI_INTERFACE)
desc_len = ((PADAPTER)adapter)->HWDescHeadLength - hal_data->USBALLDummyLength;
#endif
buf_addr = p_buf->Buffer.VirtualAddress + desc_len;
construct_vht_ndpa_packet(
dm,
RA,
AID,
buf_addr,
&buf_len,
BW);
tcb->PacketLength = buf_len + desc_len;
tcb->bTxEnableSwCalcDur = true;
tcb->BWOfPacket = BW;
if (phydm_acting_determine(dm, phydm_acting_as_ibss) || phydm_acting_determine(dm, phydm_acting_as_ap))
tcb->G_ID = 63;
tcb->P_AID = beamform_entry->p_aid;
tcb->DataRate = ndp_tx_rate; /*@decide by nr*/
((PADAPTER)adapter)->HalFunc.CmdSendPacketHandler(adapter, tcb, p_buf, tcb->PacketLength, DESC_PACKET_TYPE_NORMAL, false);
} else
ret = false;
PlatformReleaseSpinLock(adapter, RT_TX_SPINLOCK);
PHYDM_DBG(dm, DBG_TXBF, "[%s] End, ret=%d\n", __func__, ret);
if (ret)
RT_DISP_DATA(FBEAM, FBEAM_DATA, "", p_buf->Buffer.VirtualAddress, tcb->PacketLength);
return ret;
}
boolean
send_sw_vht_ndpa_packet(
void *dm_void,
u8 *RA,
u16 AID,
enum channel_width BW)
{
struct dm_struct *dm = (struct dm_struct *)dm_void;
void *adapter = dm->adapter;
PRT_TCB tcb;
PRT_TX_LOCAL_BUFFER p_buf;
boolean ret = true;
u8 idx = 0, ndp_tx_rate = 0;
struct _RT_BEAMFORMEE_ENTRY *beamform_entry = phydm_beamforming_get_bfee_entry_by_addr(dm, RA, &idx);
ndp_tx_rate = beamforming_get_vht_ndp_tx_rate(dm, beamform_entry->comp_steering_num_of_bfer);
PHYDM_DBG(dm, DBG_TXBF, "[%s] ndp_tx_rate =%d\n", __func__,
ndp_tx_rate);
PlatformAcquireSpinLock(adapter, RT_TX_SPINLOCK);
if (MgntGetBuffer(adapter, &tcb, &p_buf)) {
construct_vht_ndpa_packet(
dm,
RA,
AID,
p_buf->Buffer.VirtualAddress,
&tcb->PacketLength,
BW);
tcb->bTxEnableSwCalcDur = true;
tcb->BWOfPacket = BW;
/*rate of NDP decide by nr*/
MgntSendPacket(adapter, tcb, p_buf, tcb->PacketLength, NORMAL_QUEUE, ndp_tx_rate);
} else
ret = false;
PlatformReleaseSpinLock(adapter, RT_TX_SPINLOCK);
if (ret)
RT_DISP_DATA(FBEAM, FBEAM_DATA, "", p_buf->Buffer.VirtualAddress, tcb->PacketLength);
return ret;
}
#ifdef SUPPORT_MU_BF
#if (SUPPORT_MU_BF == 1)
/*@
* Description: On VHT GID management frame by an MU beamformee.
*
* 2015.05.20. Created by tynli.
*/
enum rt_status
beamforming_get_vht_gid_mgnt_frame(
void *adapter,
PRT_RFD rfd,
POCTET_STRING p_pdu_os)
{
HAL_DATA_TYPE *hal_data = GET_HAL_DATA(((PADAPTER)adapter));
struct dm_struct *dm = &hal_data->DM_OutSrc;
enum rt_status rt_status = RT_STATUS_SUCCESS;
u8 *p_buffer = NULL;
u8 *p_raddr = NULL;
u8 mem_status[8] = {0}, user_pos[16] = {0};
u8 idx;
struct _RT_BEAMFORMING_INFO *beam_info = &(dm->beamforming_info);
struct _RT_BEAMFORMER_ENTRY *beamform_entry = &beam_info->beamformer_entry[beam_info->mu_ap_index];
PHYDM_DBG(dm, DBG_TXBF, "[%s] On VHT GID mgnt frame!\n", __func__);
/* @Check length*/
if (p_pdu_os->length < (FRAME_OFFSET_VHT_GID_MGNT_USER_POSITION_ARRAY + 16)) {
PHYDM_DBG(dm, DBG_TXBF, "%s: Invalid length (%d)\n", __func__,
p_pdu_os->length);
return RT_STATUS_INVALID_LENGTH;
}
/* @Check RA*/
p_raddr = (u8 *)(p_pdu_os->Octet) + 4;
if (!eq_mac_addr(p_raddr, adapter->CurrentAddress)) {
PHYDM_DBG(dm, DBG_TXBF, "%s: Drop because of RA error.\n",
__func__);
return RT_STATUS_PKT_DROP;
}
RT_DISP_DATA(FBEAM, FBEAM_DATA, "On VHT GID Mgnt Frame ==>:\n", p_pdu_os->Octet, p_pdu_os->length);
/*Parsing Membership status array*/
p_buffer = p_pdu_os->Octet + FRAME_OFFSET_VHT_GID_MGNT_MEMBERSHIP_STATUS_ARRAY;
for (idx = 0; idx < 8; idx++) {
mem_status[idx] = GET_VHT_GID_MGNT_INFO_MEMBERSHIP_STATUS(p_buffer + idx);
beamform_entry->gid_valid[idx] = GET_VHT_GID_MGNT_INFO_MEMBERSHIP_STATUS(p_buffer + idx);
}
RT_DISP_DATA(FBEAM, FBEAM_DATA, "mem_status: ", mem_status, 8);
/* Parsing User Position array*/
p_buffer = p_pdu_os->Octet + FRAME_OFFSET_VHT_GID_MGNT_USER_POSITION_ARRAY;
for (idx = 0; idx < 16; idx++) {
user_pos[idx] = GET_VHT_GID_MGNT_INFO_USER_POSITION(p_buffer + idx);
beamform_entry->user_position[idx] = GET_VHT_GID_MGNT_INFO_USER_POSITION(p_buffer + idx);
}
RT_DISP_DATA(FBEAM, FBEAM_DATA, "user_pos: ", user_pos, 16);
/* @Group ID detail printed*/
{
u8 i, j;
u8 tmp_val;
u16 tmp_val2;
for (i = 0; i < 8; i++) {
tmp_val = mem_status[i];
tmp_val2 = ((user_pos[i * 2 + 1] << 8) & 0xFF00) + (user_pos[i * 2] & 0xFF);
for (j = 0; j < 8; j++) {
if ((tmp_val >> j) & BIT(0)) {
PHYDM_DBG(dm, DBG_TXBF, "Use Group ID (%d), User Position (%d)\n",
(i * 8 + j), (tmp_val2 >> 2 * j) & 0x3);
}
}
}
}
/* @Indicate GID frame to IHV service. */
{
u8 indibuffer[24] = {0};
u8 indioffset = 0;
PlatformMoveMemory(indibuffer + indioffset, beamform_entry->gid_valid, 8);
indioffset += 8;
PlatformMoveMemory(indibuffer + indioffset, beamform_entry->user_position, 16);
indioffset += 16;
PlatformIndicateCustomStatus(
adapter,
RT_CUSTOM_EVENT_VHT_RECV_GID_MGNT_FRAME,
RT_CUSTOM_INDI_TARGET_IHV,
indibuffer,
indioffset);
}
/* @Config HW GID table */
hal_com_txbf_config_gtab(dm);
return rt_status;
}
/*@
* Description: Construct VHT Group ID (GID) management frame.
*
* 2015.05.20. Created by tynli.
*/
void construct_vht_gid_mgnt_frame(
struct dm_struct *dm,
u8 *RA,
struct _RT_BEAMFORMEE_ENTRY *beamform_entry,
u8 *buffer,
u32 *p_length
)
{
struct _RT_BEAMFORMING_INFO *beam_info = &(dm->beamforming_info);
void *adapter = beam_info->source_adapter;
OCTET_STRING os_ftm_frame, tmp;
FillOctetString(os_ftm_frame, buffer, 0);
*p_length = 0;
ConstructMaFrameHdr(
adapter,
RA,
ACT_CAT_VHT,
ACT_VHT_GROUPID_MANAGEMENT,
&os_ftm_frame);
/* @Membership status array*/
FillOctetString(tmp, beamform_entry->gid_valid, 8);
PacketAppendData(&os_ftm_frame, tmp);
/* User Position array*/
FillOctetString(tmp, beamform_entry->user_position, 16);
PacketAppendData(&os_ftm_frame, tmp);
*p_length = os_ftm_frame.length;
RT_DISP_DATA(FBEAM, FBEAM_DATA, "construct_vht_gid_mgnt_frame():\n", buffer, *p_length);
}
boolean
send_sw_vht_gid_mgnt_frame(
void *dm_void,
u8 *RA,
u8 idx)
{
struct dm_struct *dm = (struct dm_struct *)dm_void;
PRT_TCB tcb;
PRT_TX_LOCAL_BUFFER p_buf;
boolean ret = true;
u8 data_rate = 0;
struct _RT_BEAMFORMING_INFO *beam_info = &(dm->beamforming_info);
struct _RT_BEAMFORMEE_ENTRY *beamform_entry = &beam_info->beamformee_entry[idx];
void *adapter = beam_info->source_adapter;
PHYDM_DBG(dm, DBG_TXBF, "[%s] Start!\n", __func__);
PlatformAcquireSpinLock(adapter, RT_TX_SPINLOCK);
if (MgntGetBuffer(adapter, &tcb, &p_buf)) {
construct_vht_gid_mgnt_frame(
dm,
RA,
beamform_entry,
p_buf->Buffer.VirtualAddress,
&tcb->PacketLength);
tcb->bw_of_packet = CHANNEL_WIDTH_20;
data_rate = MGN_6M;
MgntSendPacket(adapter, tcb, p_buf, tcb->PacketLength, NORMAL_QUEUE, data_rate);
} else
ret = false;
PlatformReleaseSpinLock(adapter, RT_TX_SPINLOCK);
if (ret)
RT_DISP_DATA(FBEAM, FBEAM_DATA, "", p_buf->Buffer.VirtualAddress, tcb->PacketLength);
return ret;
}
/*@
* Description: Construct VHT beamforming report poll.
*
* 2015.05.20. Created by tynli.
*/
void construct_vht_bf_report_poll(
struct dm_struct *dm,
u8 *RA,
u8 *buffer,
u32 *p_length)
{
struct _RT_BEAMFORMING_INFO *beam_info = &(dm->beamforming_info);
void *adapter = beam_info->source_adapter;
u8 *p_bf_rpt_poll = buffer;
/* @Frame control*/
SET_80211_HDR_FRAME_CONTROL(p_bf_rpt_poll, 0);
SET_80211_HDR_TYPE_AND_SUBTYPE(p_bf_rpt_poll, Type_Beamforming_Report_Poll);
/* @duration*/
SET_80211_HDR_DURATION(p_bf_rpt_poll, 100);
/* RA*/
SET_VHT_BF_REPORT_POLL_RA(p_bf_rpt_poll, RA);
/* TA*/
SET_VHT_BF_REPORT_POLL_TA(p_bf_rpt_poll, adapter->CurrentAddress);
/* @Feedback Segment Retransmission Bitmap*/
SET_VHT_BF_REPORT_POLL_FEEDBACK_SEG_RETRAN_BITMAP(p_bf_rpt_poll, 0xFF);
*p_length = 17;
RT_DISP_DATA(FBEAM, FBEAM_DATA, "construct_vht_bf_report_poll():\n", buffer, *p_length);
}
boolean
send_sw_vht_bf_report_poll(
void *dm_void,
u8 *RA,
boolean is_final_poll)
{
struct dm_struct *dm = (struct dm_struct *)dm_void;
PRT_TCB tcb;
PRT_TX_LOCAL_BUFFER p_buf;
boolean ret = true;
u8 idx = 0, data_rate = 0;
struct _RT_BEAMFORMING_INFO *beam_info = &(dm->beamforming_info);
struct _RT_BEAMFORMEE_ENTRY *beamform_entry = phydm_beamforming_get_bfee_entry_by_addr(dm, RA, &idx);
void *adapter = beam_info->source_adapter;
PHYDM_DBG(dm, DBG_TXBF, "[%s] Start!\n", __func__);
PlatformAcquireSpinLock(adapter, RT_TX_SPINLOCK);
if (MgntGetBuffer(adapter, &tcb, &p_buf)) {
construct_vht_bf_report_poll(
dm,
RA,
p_buf->Buffer.VirtualAddress,
&tcb->PacketLength);
tcb->bTxEnableSwCalcDur = true; /* @<tynli_note> need?*/
tcb->BWOfPacket = CHANNEL_WIDTH_20;
if (is_final_poll)
tcb->TxBFPktType = RT_BF_PKT_TYPE_FINAL_BF_REPORT_POLL;
else
tcb->TxBFPktType = RT_BF_PKT_TYPE_BF_REPORT_POLL;
data_rate = MGN_6M; /* @Legacy OFDM rate*/
MgntSendPacket(adapter, tcb, p_buf, tcb->PacketLength, NORMAL_QUEUE, data_rate);
} else
ret = false;
PlatformReleaseSpinLock(adapter, RT_TX_SPINLOCK);
if (ret)
RT_DISP_DATA(FBEAM, FBEAM_DATA, "send_sw_vht_bf_report_poll:\n",
p_buf->Buffer.VirtualAddress, tcb->PacketLength);
return ret;
}
/*@
* Description: Construct VHT MU NDPA packet.
* <Note> We should combine this function with construct_vht_ndpa_packet() in the future.
*
* 2015.05.21. Created by tynli.
*/
void construct_vht_mu_ndpa_packet(
struct dm_struct *dm,
enum channel_width BW,
u8 *buffer,
u32 *p_length)
{
struct _RT_BEAMFORMING_INFO *beam_info = &(dm->beamforming_info);
void *adapter = beam_info->source_adapter;
u16 duration = 0;
u8 sequence = 0;
u8 *p_ndpa_frame = buffer;
struct _RT_NDPA_STA_INFO sta_info;
u8 idx;
u8 dest_addr[6] = {0};
struct _RT_BEAMFORMEE_ENTRY *entry = NULL;
/* @Fill the first MU BFee entry (STA1) MAC addr to destination address then
HW will change A1 to broadcast addr. 2015.05.28. Suggested by SD1 Chunchu. */
for (idx = 0; idx < BEAMFORMEE_ENTRY_NUM; idx++) {
entry = &(beam_info->beamformee_entry[idx]);
if (entry->is_mu_sta) {
cp_mac_addr(dest_addr, entry->mac_addr);
break;
}
}
if (entry == NULL)
return;
/* @Frame control.*/
SET_80211_HDR_FRAME_CONTROL(p_ndpa_frame, 0);
SET_80211_HDR_TYPE_AND_SUBTYPE(p_ndpa_frame, Type_NDPA);
SET_80211_HDR_ADDRESS1(p_ndpa_frame, dest_addr);
SET_80211_HDR_ADDRESS2(p_ndpa_frame, entry->my_mac_addr);
/*@--------------------------------------------*/
/* @<Note> Need to modify "duration" to MU consideration. */
duration = 2 * a_SifsTime + 44;
if (BW == CHANNEL_WIDTH_80)
duration += 40;
else if (BW == CHANNEL_WIDTH_40)
duration += 87;
else
duration += 180;
/*@--------------------------------------------*/
SET_80211_HDR_DURATION(p_ndpa_frame, duration);
sequence = *(dm->sounding_seq) << 2;
odm_move_memory(dm, p_ndpa_frame + 16, &sequence, 1);
*p_length = 17;
/* @Construct STA info. for multiple STAs*/
for (idx = 0; idx < BEAMFORMEE_ENTRY_NUM; idx++) {
entry = &(beam_info->beamformee_entry[idx]);
if (entry->is_mu_sta) {
sta_info.aid = entry->AID;
sta_info.feedback_type = 1; /* @1'b1: MU*/
sta_info.nc_index = 0;
PHYDM_DBG(dm, DBG_TXBF,
"[%s] Get beamformee_entry idx(%d), AID =%d\n",
__func__, idx, entry->AID);
odm_move_memory(dm, p_ndpa_frame + (*p_length), (u8 *)&sta_info, 2);
*p_length += 2;
}
}
}
boolean
send_sw_vht_mu_ndpa_packet(
void *dm_void,
enum channel_width BW)
{
struct dm_struct *dm = (struct dm_struct *)dm_void;
PRT_TCB tcb;
PRT_TX_LOCAL_BUFFER p_buf;
boolean ret = true;
u8 ndp_tx_rate = 0;
struct _RT_BEAMFORMING_INFO *beam_info = &(dm->beamforming_info);
void *adapter = beam_info->source_adapter;
ndp_tx_rate = MGN_VHT2SS_MCS0;
PHYDM_DBG(dm, DBG_TXBF, "[%s] ndp_tx_rate =%d\n", __func__,
ndp_tx_rate);
PlatformAcquireSpinLock(adapter, RT_TX_SPINLOCK);
if (MgntGetBuffer(adapter, &tcb, &p_buf)) {
construct_vht_mu_ndpa_packet(
dm,
BW,
p_buf->Buffer.VirtualAddress,
&tcb->PacketLength);
tcb->bTxEnableSwCalcDur = true;
tcb->BWOfPacket = BW;
tcb->TxBFPktType = RT_BF_PKT_TYPE_BROADCAST_NDPA;
/*rate of NDP decide by nr*/
MgntSendPacket(adapter, tcb, p_buf, tcb->PacketLength, NORMAL_QUEUE, ndp_tx_rate);
} else
ret = false;
PlatformReleaseSpinLock(adapter, RT_TX_SPINLOCK);
if (ret)
RT_DISP_DATA(FBEAM, FBEAM_DATA, "", p_buf->Buffer.VirtualAddress, tcb->PacketLength);
return ret;
}
void dbg_construct_vht_mundpa_packet(
struct dm_struct *dm,
enum channel_width BW,
u8 *buffer,
u32 *p_length)
{
struct _RT_BEAMFORMING_INFO *beam_info = &(dm->beamforming_info);
void *adapter = beam_info->source_adapter;
u16 duration = 0;
u8 sequence = 0;
u8 *p_ndpa_frame = buffer;
struct _RT_NDPA_STA_INFO sta_info;
u8 idx;
u8 dest_addr[6] = {0};
struct _RT_BEAMFORMEE_ENTRY *entry = NULL;
boolean is_STA1 = false;
/* @Fill the first MU BFee entry (STA1) MAC addr to destination address then
HW will change A1 to broadcast addr. 2015.05.28. Suggested by SD1 Chunchu. */
for (idx = 0; idx < BEAMFORMEE_ENTRY_NUM; idx++) {
entry = &(beam_info->beamformee_entry[idx]);
if (entry->is_mu_sta) {
if (is_STA1 == false) {
is_STA1 = true;
continue;
} else {
cp_mac_addr(dest_addr, entry->mac_addr);
break;
}
}
}
/* @Frame control.*/
SET_80211_HDR_FRAME_CONTROL(p_ndpa_frame, 0);
SET_80211_HDR_TYPE_AND_SUBTYPE(p_ndpa_frame, Type_NDPA);
SET_80211_HDR_ADDRESS1(p_ndpa_frame, dest_addr);
SET_80211_HDR_ADDRESS2(p_ndpa_frame, dm->CurrentAddress);
/*@--------------------------------------------*/
/* @<Note> Need to modify "duration" to MU consideration. */
duration = 2 * a_SifsTime + 44;
if (BW == CHANNEL_WIDTH_80)
duration += 40;
else if (BW == CHANNEL_WIDTH_40)
duration += 87;
else
duration += 180;
/*@--------------------------------------------*/
SET_80211_HDR_DURATION(p_ndpa_frame, duration);
sequence = *(dm->sounding_seq) << 2;
odm_move_memory(dm, p_ndpa_frame + 16, &sequence, 1);
*p_length = 17;
/*STA2's STA Info*/
sta_info.aid = entry->aid;
sta_info.feedback_type = 1; /* @1'b1: MU */
sta_info.nc_index = 0;
PHYDM_DBG(dm, DBG_TXBF, "[%s] Get beamformee_entry idx(%d), AID =%d\n",
__func__, idx, entry->aid);
odm_move_memory(dm, p_ndpa_frame + (*p_length), (u8 *)&sta_info, 2);
*p_length += 2;
}
boolean
dbg_send_sw_vht_mundpa_packet(
void *dm_void,
enum channel_width BW)
{
struct dm_struct *dm = (struct dm_struct *)dm_void;
PRT_TCB tcb;
PRT_TX_LOCAL_BUFFER p_buf;
boolean ret = true;
u8 ndp_tx_rate = 0;
struct _RT_BEAMFORMING_INFO *beam_info = &(dm->beamforming_info);
void *adapter = beam_info->source_adapter;
ndp_tx_rate = MGN_VHT2SS_MCS0;
PHYDM_DBG(dm, DBG_TXBF, "[%s] ndp_tx_rate =%d\n", __func__,
ndp_tx_rate);
PlatformAcquireSpinLock(adapter, RT_TX_SPINLOCK);
if (MgntGetBuffer(adapter, &tcb, &p_buf)) {
dbg_construct_vht_mundpa_packet(
dm,
BW,
p_buf->Buffer.VirtualAddress,
&tcb->PacketLength);
tcb->bTxEnableSwCalcDur = true;
tcb->BWOfPacket = BW;
tcb->TxBFPktType = RT_BF_PKT_TYPE_UNICAST_NDPA;
/*rate of NDP decide by nr*/
MgntSendPacket(adapter, tcb, p_buf, tcb->PacketLength, NORMAL_QUEUE, ndp_tx_rate);
} else
ret = false;
PlatformReleaseSpinLock(adapter, RT_TX_SPINLOCK);
if (ret)
RT_DISP_DATA(FBEAM, FBEAM_DATA, "", p_buf->Buffer.VirtualAddress, tcb->PacketLength);
return ret;
}
#endif /*@#if (SUPPORT_MU_BF == 1)*/
#endif /*@#ifdef SUPPORT_MU_BF*/
#elif (DM_ODM_SUPPORT_TYPE == ODM_CE)
u32 beamforming_get_report_frame(
void *dm_void,
union recv_frame *precv_frame)
{
struct dm_struct *dm = (struct dm_struct *)dm_void;
u32 ret = _SUCCESS;
struct _RT_BEAMFORMEE_ENTRY *beamform_entry = NULL;
u8 *pframe = precv_frame->u.hdr.rx_data;
u32 frame_len = precv_frame->u.hdr.len;
u8 *TA;
u8 idx, offset;
/*@Memory comparison to see if CSI report is the same with previous one*/
TA = get_addr2_ptr(pframe);
beamform_entry = phydm_beamforming_get_bfee_entry_by_addr(dm, TA, &idx);
if (beamform_entry->beamform_entry_cap & BEAMFORMER_CAP_VHT_SU)
offset = 31; /*@24+(1+1+3)+2 MAC header+(Category+ActionCode+MIMOControlField)+SNR(nc=2)*/
else if (beamform_entry->beamform_entry_cap & BEAMFORMER_CAP_HT_EXPLICIT)
offset = 34; /*@24+(1+1+6)+2 MAC header+(Category+ActionCode+MIMOControlField)+SNR(nc=2)*/
else
return ret;
return ret;
}
boolean
send_fw_ht_ndpa_packet(
void *dm_void,
u8 *RA,
enum channel_width BW)
{
struct dm_struct *dm = (struct dm_struct *)dm_void;
struct _ADAPTER *adapter = dm->adapter;
struct xmit_frame *pmgntframe;
struct pkt_attrib *pattrib;
struct rtw_ieee80211_hdr *pwlanhdr;
struct xmit_priv *pxmitpriv = &(adapter->xmitpriv);
struct mlme_ext_priv *pmlmeext = &adapter->mlmeextpriv;
struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
u8 action_hdr[4] = {ACT_CAT_VENDOR, 0x00, 0xe0, 0x4c};
u8 *pframe;
u16 *fctrl;
u16 duration = 0;
u8 a_sifs_time = 0, ndp_tx_rate = 0, idx = 0;
struct _RT_BEAMFORMING_INFO *beam_info = &(dm->beamforming_info);
struct _RT_BEAMFORMEE_ENTRY *beamform_entry = phydm_beamforming_get_bfee_entry_by_addr(dm, RA, &idx);
pmgntframe = alloc_mgtxmitframe(pxmitpriv);
if (pmgntframe == NULL) {
PHYDM_DBG(dm, DBG_TXBF, "%s, alloc mgnt frame fail\n",
__func__);
return false;
}
/* update attribute */
pattrib = &pmgntframe->attrib;
update_mgntframe_attrib(adapter, pattrib);
pattrib->qsel = QSLT_BEACON;
ndp_tx_rate = beamforming_get_htndp_tx_rate(dm, beamform_entry->comp_steering_num_of_bfer);
PHYDM_DBG(dm, DBG_TXBF, "[%s] ndp_tx_rate =%d\n", __func__,
ndp_tx_rate);
pattrib->rate = ndp_tx_rate;
pattrib->bwmode = BW;
pattrib->order = 1;
pattrib->subtype = WIFI_ACTION_NOACK;
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;
set_order_bit(pframe);
set_frame_sub_type(pframe, WIFI_ACTION_NOACK);
_rtw_memcpy(pwlanhdr->addr1, RA, ETH_ALEN);
_rtw_memcpy(pwlanhdr->addr2, beamform_entry->my_mac_addr, ETH_ALEN);
_rtw_memcpy(pwlanhdr->addr3, get_my_bssid(&(pmlmeinfo->network)), ETH_ALEN);
if (pmlmeext->cur_wireless_mode == WIRELESS_11B)
a_sifs_time = 10;
else
a_sifs_time = 16;
duration = 2 * a_sifs_time + 40;
if (BW == CHANNEL_WIDTH_40)
duration += 87;
else
duration += 180;
set_duration(pframe, duration);
/* @HT control field */
SET_HT_CTRL_CSI_STEERING(pframe + 24, 3);
SET_HT_CTRL_NDP_ANNOUNCEMENT(pframe + 24, 1);
_rtw_memcpy(pframe + 28, action_hdr, 4);
pattrib->pktlen = 32;
pattrib->last_txcmdsz = pattrib->pktlen;
dump_mgntframe(adapter, pmgntframe);
return true;
}
boolean
send_sw_ht_ndpa_packet(
void *dm_void,
u8 *RA,
enum channel_width BW)
{
struct dm_struct *dm = (struct dm_struct *)dm_void;
struct _ADAPTER *adapter = dm->adapter;
struct xmit_frame *pmgntframe;
struct pkt_attrib *pattrib;
struct rtw_ieee80211_hdr *pwlanhdr;
struct xmit_priv *pxmitpriv = &(adapter->xmitpriv);
struct mlme_ext_priv *pmlmeext = &adapter->mlmeextpriv;
struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
u8 action_hdr[4] = {ACT_CAT_VENDOR, 0x00, 0xe0, 0x4c};
u8 *pframe;
u16 *fctrl;
u16 duration = 0;
u8 a_sifs_time = 0, ndp_tx_rate = 0, idx = 0;
struct _RT_BEAMFORMING_INFO *beam_info = &(dm->beamforming_info);
struct _RT_BEAMFORMEE_ENTRY *beamform_entry = phydm_beamforming_get_bfee_entry_by_addr(dm, RA, &idx);
ndp_tx_rate = beamforming_get_htndp_tx_rate(dm, beamform_entry->comp_steering_num_of_bfer);
pmgntframe = alloc_mgtxmitframe(pxmitpriv);
if (pmgntframe == NULL) {
PHYDM_DBG(dm, DBG_TXBF, "%s, alloc mgnt frame fail\n",
__func__);
return false;
}
/*update attribute*/
pattrib = &pmgntframe->attrib;
update_mgntframe_attrib(adapter, pattrib);
pattrib->qsel = QSLT_MGNT;
pattrib->rate = ndp_tx_rate;
pattrib->bwmode = BW;
pattrib->order = 1;
pattrib->subtype = WIFI_ACTION_NOACK;
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;
set_order_bit(pframe);
set_frame_sub_type(pframe, WIFI_ACTION_NOACK);
_rtw_memcpy(pwlanhdr->addr1, RA, ETH_ALEN);
_rtw_memcpy(pwlanhdr->addr2, beamform_entry->my_mac_addr, ETH_ALEN);
_rtw_memcpy(pwlanhdr->addr3, get_my_bssid(&(pmlmeinfo->network)), ETH_ALEN);
if (pmlmeext->cur_wireless_mode == WIRELESS_11B)
a_sifs_time = 10;
else
a_sifs_time = 16;
duration = 2 * a_sifs_time + 40;
if (BW == CHANNEL_WIDTH_40)
duration += 87;
else
duration += 180;
set_duration(pframe, duration);
/*@HT control field*/
SET_HT_CTRL_CSI_STEERING(pframe + 24, 3);
SET_HT_CTRL_NDP_ANNOUNCEMENT(pframe + 24, 1);
_rtw_memcpy(pframe + 28, action_hdr, 4);
pattrib->pktlen = 32;
pattrib->last_txcmdsz = pattrib->pktlen;
dump_mgntframe(adapter, pmgntframe);
return true;
}
boolean
send_fw_vht_ndpa_packet(
void *dm_void,
u8 *RA,
u16 AID,
enum channel_width BW)
{
struct dm_struct *dm = (struct dm_struct *)dm_void;
struct _ADAPTER *adapter = dm->adapter;
struct xmit_frame *pmgntframe;
struct pkt_attrib *pattrib;
struct rtw_ieee80211_hdr *pwlanhdr;
struct xmit_priv *pxmitpriv = &(adapter->xmitpriv);
struct mlme_ext_priv *pmlmeext = &adapter->mlmeextpriv;
struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
struct mlme_priv *pmlmepriv = &(adapter->mlmepriv);
u8 *pframe;
u16 *fctrl;
u16 duration = 0;
u8 sequence = 0, a_sifs_time = 0, ndp_tx_rate = 0, idx = 0;
struct _RT_BEAMFORMING_INFO *beam_info = &(dm->beamforming_info);
struct _RT_BEAMFORMEE_ENTRY *beamform_entry = phydm_beamforming_get_bfee_entry_by_addr(dm, RA, &idx);
struct _RT_NDPA_STA_INFO sta_info;
pmgntframe = alloc_mgtxmitframe(pxmitpriv);
if (pmgntframe == NULL) {
PHYDM_DBG(dm, DBG_TXBF, "%s, alloc mgnt frame fail\n",
__func__);
return false;
}
/* update attribute */
pattrib = &pmgntframe->attrib;
_rtw_memcpy(pattrib->ra, RA, ETH_ALEN);
update_mgntframe_attrib(adapter, pattrib);
pattrib->qsel = QSLT_BEACON;
ndp_tx_rate = beamforming_get_vht_ndp_tx_rate(dm, beamform_entry->comp_steering_num_of_bfer);
PHYDM_DBG(dm, DBG_TXBF, "[%s] ndp_tx_rate =%d\n", __func__,
ndp_tx_rate);
pattrib->rate = ndp_tx_rate;
pattrib->bwmode = BW;
pattrib->subtype = WIFI_NDPA;
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;
set_frame_sub_type(pframe, WIFI_NDPA);
_rtw_memcpy(pwlanhdr->addr1, RA, ETH_ALEN);
_rtw_memcpy(pwlanhdr->addr2, beamform_entry->my_mac_addr, ETH_ALEN);
if (is_supported_5g(pmlmeext->cur_wireless_mode) || is_supported_ht(pmlmeext->cur_wireless_mode))
a_sifs_time = 16;
else
a_sifs_time = 10;
duration = 2 * a_sifs_time + 44;
if (BW == CHANNEL_WIDTH_80)
duration += 40;
else if (BW == CHANNEL_WIDTH_40)
duration += 87;
else
duration += 180;
set_duration(pframe, duration);
sequence = beam_info->sounding_sequence << 2;
if (beam_info->sounding_sequence >= 0x3f)
beam_info->sounding_sequence = 0;
else
beam_info->sounding_sequence++;
_rtw_memcpy(pframe + 16, &sequence, 1);
if (((pmlmeinfo->state & 0x03) == WIFI_FW_ADHOC_STATE) || ((pmlmeinfo->state & 0x03) == WIFI_FW_AP_STATE))
AID = 0;
sta_info.aid = AID;
sta_info.feedback_type = 0;
sta_info.nc_index = 0;
_rtw_memcpy(pframe + 17, (u8 *)&sta_info, 2);
pattrib->pktlen = 19;
pattrib->last_txcmdsz = pattrib->pktlen;
dump_mgntframe(adapter, pmgntframe);
return true;
}
boolean
send_sw_vht_ndpa_packet(
void *dm_void,
u8 *RA,
u16 AID,
enum channel_width BW)
{
struct dm_struct *dm = (struct dm_struct *)dm_void;
struct _ADAPTER *adapter = dm->adapter;
struct xmit_frame *pmgntframe;
struct pkt_attrib *pattrib;
struct rtw_ieee80211_hdr *pwlanhdr;
struct xmit_priv *pxmitpriv = &(adapter->xmitpriv);
struct mlme_ext_priv *pmlmeext = &adapter->mlmeextpriv;
struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
struct mlme_priv *pmlmepriv = &(adapter->mlmepriv);
struct _RT_NDPA_STA_INFO ndpa_sta_info;
u8 ndp_tx_rate = 0, sequence = 0, a_sifs_time = 0, idx = 0;
u8 *pframe;
u16 *fctrl;
u16 duration = 0;
struct _RT_BEAMFORMING_INFO *beam_info = &(dm->beamforming_info);
struct _RT_BEAMFORMEE_ENTRY *beamform_entry = phydm_beamforming_get_bfee_entry_by_addr(dm, RA, &idx);
ndp_tx_rate = beamforming_get_vht_ndp_tx_rate(dm, beamform_entry->comp_steering_num_of_bfer);
PHYDM_DBG(dm, DBG_TXBF, "[%s] ndp_tx_rate =%d\n", __func__,
ndp_tx_rate);
pmgntframe = alloc_mgtxmitframe(pxmitpriv);
if (pmgntframe == NULL) {
PHYDM_DBG(dm, DBG_TXBF, "%s, alloc mgnt frame fail\n",
__func__);
return false;
}
/*update attribute*/
pattrib = &pmgntframe->attrib;
_rtw_memcpy(pattrib->ra, RA, ETH_ALEN);
update_mgntframe_attrib(adapter, pattrib);
pattrib->qsel = QSLT_MGNT;
pattrib->rate = ndp_tx_rate;
pattrib->bwmode = BW;
pattrib->subtype = WIFI_NDPA;
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;
set_frame_sub_type(pframe, WIFI_NDPA);
_rtw_memcpy(pwlanhdr->addr1, RA, ETH_ALEN);
_rtw_memcpy(pwlanhdr->addr2, beamform_entry->my_mac_addr, ETH_ALEN);
if (is_supported_5g(pmlmeext->cur_wireless_mode) || is_supported_ht(pmlmeext->cur_wireless_mode))
a_sifs_time = 16;
else
a_sifs_time = 10;
duration = 2 * a_sifs_time + 44;
if (BW == CHANNEL_WIDTH_80)
duration += 40;
else if (BW == CHANNEL_WIDTH_40)
duration += 87;
else
duration += 180;
set_duration(pframe, duration);
sequence = beam_info->sounding_sequence << 2;
if (beam_info->sounding_sequence >= 0x3f)
beam_info->sounding_sequence = 0;
else
beam_info->sounding_sequence++;
_rtw_memcpy(pframe + 16, &sequence, 1);
if (((pmlmeinfo->state & 0x03) == WIFI_FW_ADHOC_STATE) || ((pmlmeinfo->state & 0x03) == WIFI_FW_AP_STATE))
AID = 0;
ndpa_sta_info.aid = AID;
ndpa_sta_info.feedback_type = 0;
ndpa_sta_info.nc_index = 0;
_rtw_memcpy(pframe + 17, (u8 *)&ndpa_sta_info, 2);
pattrib->pktlen = 19;
pattrib->last_txcmdsz = pattrib->pktlen;
dump_mgntframe(adapter, pmgntframe);
PHYDM_DBG(dm, DBG_TXBF, "[%s] [%d]\n", __func__, __LINE__);
return true;
}
#endif
void beamforming_get_ndpa_frame(
void *dm_void,
#if (DM_ODM_SUPPORT_TYPE == ODM_WIN)
OCTET_STRING pdu_os
#elif (DM_ODM_SUPPORT_TYPE == ODM_CE)
union recv_frame *precv_frame
#endif
)
{
struct dm_struct *dm = (struct dm_struct *)dm_void;
u8 *TA;
u8 idx, sequence;
#if (DM_ODM_SUPPORT_TYPE == ODM_WIN)
u8 *p_ndpa_frame = pdu_os.Octet;
#elif (DM_ODM_SUPPORT_TYPE == ODM_CE)
u8 *p_ndpa_frame = precv_frame->u.hdr.rx_data;
#endif
struct _RT_BEAMFORMER_ENTRY *beamformer_entry = NULL; /*@Modified By Jeffery @2014-10-29*/
#if (DM_ODM_SUPPORT_TYPE == ODM_WIN)
RT_DISP_DATA(FBEAM, FBEAM_DATA, "beamforming_get_ndpa_frame\n",
pdu_os.Octet, pdu_os.Length);
if (IsCtrlNDPA(p_ndpa_frame) == false)
#elif (DM_ODM_SUPPORT_TYPE == ODM_CE)
if (get_frame_sub_type(p_ndpa_frame) != WIFI_NDPA)
#endif
return;
else if (!(dm->support_ic_type & (ODM_RTL8812 | ODM_RTL8821))) {
PHYDM_DBG(dm, DBG_TXBF, "[%s] not 8812 or 8821A, return\n",
__func__);
return;
}
#if (DM_ODM_SUPPORT_TYPE == ODM_WIN)
TA = Frame_Addr2(pdu_os);
#elif (DM_ODM_SUPPORT_TYPE == ODM_CE)
TA = get_addr2_ptr(p_ndpa_frame);
#endif
/*Remove signaling TA. */
TA[0] = TA[0] & 0xFE;
beamformer_entry = phydm_beamforming_get_bfer_entry_by_addr(dm, TA, &idx); /* @Modified By Jeffery @2014-10-29 */
/*@Break options for Clock Reset*/
if (beamformer_entry == NULL)
return;
else if (!(beamformer_entry->beamform_entry_cap & BEAMFORMEE_CAP_VHT_SU))
return;
/*@log_success: As long as 8812A receive NDPA and feedback CSI succeed once, clock reset is NO LONGER needed !2015-04-10, Jeffery*/
/*@clock_reset_times: While BFer entry always doesn't receive our CSI, clock will reset again and again.So clock_reset_times is limited to 5 times.2015-04-13, Jeffery*/
else if ((beamformer_entry->log_success == 1) || (beamformer_entry->clock_reset_times == 5)) {
PHYDM_DBG(dm, DBG_TXBF,
"[%s] log_seq=%d, pre_log_seq=%d, log_retry_cnt=%d, log_success=%d, clock_reset_times=%d, clock reset is no longer needed.\n",
__func__, beamformer_entry->log_seq,
beamformer_entry->pre_log_seq,
beamformer_entry->log_retry_cnt,
beamformer_entry->log_success,
beamformer_entry->clock_reset_times);
return;
}
sequence = (p_ndpa_frame[16]) >> 2;
PHYDM_DBG(dm, DBG_TXBF,
"[%s] Start, sequence=%d, log_seq=%d, pre_log_seq=%d, log_retry_cnt=%d, clock_reset_times=%d, log_success=%d\n",
__func__, sequence, beamformer_entry->log_seq,
beamformer_entry->pre_log_seq,
beamformer_entry->log_retry_cnt,
beamformer_entry->clock_reset_times,
beamformer_entry->log_success);
if (beamformer_entry->log_seq != 0 && beamformer_entry->pre_log_seq != 0) {
/*Success condition*/
if (beamformer_entry->log_seq != sequence && beamformer_entry->pre_log_seq != beamformer_entry->log_seq) {
/* @break option for clcok reset, 2015-03-30, Jeffery */
beamformer_entry->log_retry_cnt = 0;
/*@As long as 8812A receive NDPA and feedback CSI succeed once, clock reset is no longer needed.*/
/*That is, log_success is NOT needed to be reset to zero, 2015-04-13, Jeffery*/
beamformer_entry->log_success = 1;
} else { /*@Fail condition*/
if (beamformer_entry->log_retry_cnt == 5) {
beamformer_entry->clock_reset_times++;
beamformer_entry->log_retry_cnt = 0;
PHYDM_DBG(dm, DBG_TXBF,
"[%s] Clock Reset!!! clock_reset_times=%d\n",
__func__,
beamformer_entry->clock_reset_times);
hal_com_txbf_set(dm, TXBF_SET_SOUNDING_CLK, NULL);
} else
beamformer_entry->log_retry_cnt++;
}
}
/*Update log_seq & pre_log_seq*/
beamformer_entry->pre_log_seq = beamformer_entry->log_seq;
beamformer_entry->log_seq = sequence;
}
#endif
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