mirrors/rtl8812au
1
0
Fork 0
mirror of https://github.com/aircrack-ng/rtl8812au.git synced 2024-11-13 01:22:14 +00:00
Code Releases Activity
cac273de34
rtl8812au/core/rtw_beamforming.c
astsam cf7aa86c38 Driver v5.1.5 for RTL8812AU (Tenda U12)
2017-04-15 11:46:31 +03:00

1943 lines
54 KiB
C
Raw Blame History

/******************************************************************************
*
* Copyright(c) 2007 - 2016 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.
*
* You should have received a copy of the GNU General Public License along with
* this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
*
*
******************************************************************************/
#define _RTW_BEAMFORMING_C_
#include <drv_types.h>
#include <hal_data.h>
#ifdef CONFIG_BEAMFORMING
#if (BEAMFORMING_SUPPORT == 0) /*for diver defined beamforming*/
#ifdef RTW_BEAMFORMING_VERSION_2
/*
* For phydm
*/
BEAMFORMING_CAP beamforming_get_entry_beam_cap_by_mac_id(void *mlme, u8 mac_id)
{
PADAPTER adapter;
struct beamforming_info *pBeamInfo;
struct beamformee_entry *bfee;
BEAMFORMING_CAP cap = BEAMFORMING_CAP_NONE;
u8 i = 0;
adapter = mlme_to_adapter((struct mlme_priv *)mlme);
pBeamInfo = GET_BEAMFORM_INFO(adapter);
for (i = 0; i < MAX_BEAMFORMER_ENTRY_NUM; i++) {
bfee = &pBeamInfo->bfee_entry[i];
if ((bfee->used == _TRUE)
&& (bfee->mac_id == mac_id)) {
cap = bfee->cap;
break;
}
}
return cap;
}
struct beamformer_entry *beamforming_get_bfer_entry_by_addr(PADAPTER adapter, u8 *ra)
{
u8 i = 0;
struct beamforming_info *bf_info;
struct beamformer_entry *entry;
bf_info = GET_BEAMFORM_INFO(adapter);
for (i = 0; i < MAX_BEAMFORMER_ENTRY_NUM; i++) {
entry = &bf_info->bfer_entry[i];
if (entry->used == _FALSE)
continue;
if (_rtw_memcmp(ra, entry->mac_addr, ETH_ALEN) == _TRUE) {
return entry;
}
}
return NULL;
}
struct beamformee_entry *beamforming_get_bfee_entry_by_addr(PADAPTER adapter, u8 *ra)
{
u8 i = 0;
struct beamforming_info *bf_info;
struct beamformee_entry *entry;
bf_info = GET_BEAMFORM_INFO(adapter);
for (i = 0; i < MAX_BEAMFORMEE_ENTRY_NUM; i++) {
entry = &bf_info->bfee_entry[i];
if (entry->used == _FALSE)
continue;
if (_rtw_memcmp(ra, entry->mac_addr, ETH_ALEN) == _TRUE)
return entry;
}
return NULL;
}
static struct beamformer_entry *_get_bfer_free_entry(PADAPTER adapter)
{
u8 i = 0;
struct beamforming_info *bf_info;
struct beamformer_entry *entry;
bf_info = GET_BEAMFORM_INFO(adapter);
for (i = 0; i < MAX_BEAMFORMER_ENTRY_NUM; i++) {
entry = &bf_info->bfer_entry[i];
if (entry->used == _FALSE)
return entry;
}
return NULL;
}
static struct beamformee_entry *_get_bfee_free_entry(PADAPTER adapter)
{
u8 i = 0;
struct beamforming_info *bf_info;
struct beamformee_entry *entry;
bf_info = GET_BEAMFORM_INFO(adapter);
for (i = 0; i < MAX_BEAMFORMEE_ENTRY_NUM; i++) {
entry = &bf_info->bfee_entry[i];
if (entry->used == _FALSE)
return entry;
}
return NULL;
}
/*
* Description:
* Get the first entry index of MU Beamformee.
*
* Return Value:
* Index of the first MU sta.
*
* 2015.05.25. Created by tynli.
*
*/
static u8 _get_first_mu_bfee_entry_idx(PADAPTER adapter, struct beamformee_entry *ignore)
{
struct beamforming_info *bf_info;
struct beamformee_entry *entry;
u8 idx = 0xFF;
u8 bFound = _FALSE;
bf_info = GET_BEAMFORM_INFO(adapter);
for (idx = 0; idx < MAX_BEAMFORMEE_ENTRY_NUM; idx++) {
entry = &bf_info->bfee_entry[idx];
if (ignore && (entry == ignore))
continue;
if ((entry->used == _TRUE) &&
TEST_FLAG(entry->cap, BEAMFORMEE_CAP_VHT_MU)) {
bFound = _TRUE;
break;
}
}
if (bFound == _FALSE)
idx = 0xFF;
return idx;
}
static void _update_min_sounding_period(PADAPTER adapter, u16 period, u8 leave)
{
struct beamforming_info *bf_info;
struct beamformee_entry *entry;
u8 i = 0;
u16 min_val = 0xFFFF;
bf_info = GET_BEAMFORM_INFO(adapter);
if (_TRUE == leave) {
/*
* When a BFee left,
* we need to find the latest min sounding period
* from the remaining BFees
*/
for (i = 0; i < MAX_BEAMFORMEE_ENTRY_NUM; i++) {
entry = &bf_info->bfee_entry[i];
if ((entry->used == _TRUE)
&& (entry->sound_period < min_val))
min_val = entry->sound_period;
}
if (min_val == 0xFFFF)
bf_info->sounding_info.min_sounding_period = 0;
else
bf_info->sounding_info.min_sounding_period = min_val;
} else {
if ((bf_info->sounding_info.min_sounding_period == 0)
|| (period < bf_info->sounding_info.min_sounding_period))
bf_info->sounding_info.min_sounding_period = period;
}
}
static struct beamformer_entry *_add_bfer_entry(PADAPTER adapter,
struct sta_info *sta, u8 bf_cap, u8 sounding_dim, u8 comp_steering)
{
struct mlme_priv *mlme;
struct beamforming_info *bf_info;
struct beamformer_entry *entry;
u8 *bssid;
u16 val16;
u8 i;
mlme = &adapter->mlmepriv;
bf_info = GET_BEAMFORM_INFO(adapter);
entry = beamforming_get_bfer_entry_by_addr(adapter, sta->hwaddr);
if (!entry) {
entry = _get_bfer_free_entry(adapter);
if (!entry)
return NULL;
}
entry->used = _TRUE;
if (check_fwstate(mlme, WIFI_AP_STATE)) {
bssid = adapter_mac_addr(adapter);
/* BSSID[44:47] xor BSSID[40:43] */
val16 = ((bssid[5] & 0xF0) >> 4) ^ (bssid[5] & 0xF);
/* (dec(A) + dec(B)*32) mod 512 */
entry->p_aid = (sta->aid + val16 * 32) & 0x1FF;
entry->g_id = 63;
} else if ((check_fwstate(mlme, WIFI_ADHOC_STATE) == _TRUE)
|| (check_fwstate(mlme, WIFI_ADHOC_MASTER_STATE) == _TRUE)) {
entry->p_aid = 0;
entry->g_id = 63;
} else {
bssid = sta->hwaddr;
/* BSSID[39:47] */
entry->p_aid = (bssid[5] << 1) | (bssid[4] >> 7);
entry->g_id = 0;
}
RTW_INFO("%s: p_aid=0x%04x g_id=0x%04x aid=0x%x\n",
__FUNCTION__, entry->p_aid, entry->g_id, sta->aid);
_rtw_memcpy(entry->mac_addr, sta->hwaddr, ETH_ALEN);
entry->cap = bf_cap;
entry->state = BEAMFORM_ENTRY_HW_STATE_ADD_INIT;
entry->NumofSoundingDim = sounding_dim;
if (TEST_FLAG(bf_cap, BEAMFORMER_CAP_VHT_MU)) {
bf_info->beamformer_mu_cnt += 1;
entry->aid = sta->aid;
} else if (TEST_FLAG(bf_cap, BEAMFORMER_CAP_VHT_SU|BEAMFORMER_CAP_HT_EXPLICIT)) {
bf_info->beamformer_su_cnt += 1;
/* Record HW idx info */
for (i = 0; i < MAX_NUM_BEAMFORMER_SU; i++) {
if ((bf_info->beamformer_su_reg_maping & BIT(i)) == 0) {
bf_info->beamformer_su_reg_maping |= BIT(i);
entry->su_reg_index = i;
break;
}
}
RTW_INFO("%s: Add BFer entry beamformer_su_reg_maping=%#X, su_reg_index=%d\n",
__FUNCTION__, bf_info->beamformer_su_reg_maping, entry->su_reg_index);
}
return entry;
}
static struct beamformee_entry *_add_bfee_entry(PADAPTER adapter,
struct sta_info *sta, u8 bf_cap, u8 sounding_dim, u8 comp_steering)
{
struct mlme_priv *mlme;
struct beamforming_info *bf_info;
struct beamformee_entry *entry;
u8 *bssid;
u16 val16;
u8 i;
mlme = &adapter->mlmepriv;
bf_info = GET_BEAMFORM_INFO(adapter);
entry = beamforming_get_bfee_entry_by_addr(adapter, sta->hwaddr);
if (!entry) {
entry = _get_bfee_free_entry(adapter);
if (!entry)
return NULL;
}
entry->used = _TRUE;
entry->aid = sta->aid;
entry->mac_id = sta->mac_id;
entry->sound_bw = sta->bw_mode;
if (check_fwstate(mlme, WIFI_AP_STATE)) {
bssid = adapter_mac_addr(adapter);
/* BSSID[44:47] xor BSSID[40:43] */
val16 = ((bssid[5] & 0xF0) >> 4) ^ (bssid[5] & 0xF);
/* (dec(A) + dec(B)*32) mod 512 */
entry->p_aid = (sta->aid + val16 * 32) & 0x1FF;
entry->g_id = 63;
} else if (check_fwstate(mlme, WIFI_ADHOC_STATE) || check_fwstate(mlme, WIFI_ADHOC_MASTER_STATE)) {
entry->p_aid = 0;
entry->g_id = 63;
} else {
bssid = sta->hwaddr;
/* BSSID[39:47] */
entry->p_aid = (bssid[5] << 1) | (bssid[4] >> 7);
entry->g_id = 0;
}
_rtw_memcpy(entry->mac_addr, sta->hwaddr, ETH_ALEN);
entry->txbf = _FALSE;
entry->sounding = _FALSE;
entry->sound_period = 40;
entry->cap = bf_cap;
_update_min_sounding_period(adapter, entry->sound_period, _FALSE);
entry->SoundCnt = GetInitSoundCnt(entry->sound_period, bf_info->sounding_info.min_sounding_period);
entry->LogStatusFailCnt = 0;
entry->NumofSoundingDim = sounding_dim;
entry->CompSteeringNumofBFer = comp_steering;
entry->state = BEAMFORM_ENTRY_HW_STATE_ADD_INIT;
if (TEST_FLAG(bf_cap, BEAMFORMEE_CAP_VHT_MU)) {
bf_info->beamformee_mu_cnt += 1;
bf_info->first_mu_bfee_index = _get_first_mu_bfee_entry_idx(adapter, NULL);
/* Record HW idx info */
for (i = 0; i < MAX_NUM_BEAMFORMEE_MU; i++) {
if ((bf_info->beamformee_mu_reg_maping & BIT(i)) == 0) {
bf_info->beamformee_mu_reg_maping |= BIT(i);
entry->mu_reg_index = i;
break;
}
}
RTW_INFO("%s: Add BFee entry beamformee_mu_reg_maping=%#X, mu_reg_index=%d\n",
__FUNCTION__, bf_info->beamformee_mu_reg_maping, entry->mu_reg_index);
} else if (TEST_FLAG(bf_cap, BEAMFORMEE_CAP_VHT_SU|BEAMFORMEE_CAP_HT_EXPLICIT)) {
bf_info->beamformee_su_cnt += 1;
/* Record HW idx info */
for (i = 0; i < MAX_NUM_BEAMFORMEE_SU; i++) {
if ((bf_info->beamformee_su_reg_maping & BIT(i)) == 0) {
bf_info->beamformee_su_reg_maping |= BIT(i);
entry->su_reg_index = i;
break;
}
}
RTW_INFO("%s: Add BFee entry beamformee_su_reg_maping=%#X, su_reg_index=%d\n",
__FUNCTION__, bf_info->beamformee_su_reg_maping, entry->su_reg_index);
}
return entry;
}
static void _remove_bfer_entry(PADAPTER adapter, struct beamformer_entry *entry)
{
struct beamforming_info *bf_info;
bf_info = GET_BEAMFORM_INFO(adapter);
entry->state = BEAMFORM_ENTRY_HW_STATE_DELETE_INIT;
if (TEST_FLAG(entry->cap, BEAMFORMER_CAP_VHT_MU)) {
bf_info->beamformer_mu_cnt -= 1;
_rtw_memset(entry->gid_valid, 0, 8);
_rtw_memset(entry->user_position, 0, 16);
} else if (TEST_FLAG(entry->cap, BEAMFORMER_CAP_VHT_SU|BEAMFORMER_CAP_HT_EXPLICIT)) {
bf_info->beamformer_su_cnt -= 1;
}
if (bf_info->beamformer_mu_cnt == 0)
bf_info->beamforming_cap &= ~BEAMFORMEE_CAP_VHT_MU;
if (bf_info->beamformer_su_cnt == 0)
bf_info->beamforming_cap &= ~(BEAMFORMEE_CAP_VHT_SU|BEAMFORMEE_CAP_HT_EXPLICIT);
}
static void _remove_bfee_entry(PADAPTER adapter, struct beamformee_entry *entry)
{
struct beamforming_info *bf_info;
bf_info = GET_BEAMFORM_INFO(adapter);
entry->state = BEAMFORM_ENTRY_HW_STATE_DELETE_INIT;
if (TEST_FLAG(entry->cap, BEAMFORMEE_CAP_VHT_MU)) {
bf_info->beamformee_mu_cnt -= 1;
bf_info->first_mu_bfee_index = _get_first_mu_bfee_entry_idx(adapter, entry);
} else if (TEST_FLAG(entry->cap, BEAMFORMEE_CAP_VHT_SU|BEAMFORMEE_CAP_HT_EXPLICIT)) {
bf_info->beamformee_su_cnt -= 1;
}
if (bf_info->beamformee_mu_cnt == 0)
bf_info->beamforming_cap &= ~BEAMFORMER_CAP_VHT_MU;
if (bf_info->beamformee_su_cnt == 0)
bf_info->beamforming_cap &= ~(BEAMFORMER_CAP_VHT_SU|BEAMFORMER_CAP_HT_EXPLICIT);
_update_min_sounding_period(adapter, 0, _TRUE);
}
/*
* Parameters
* adapter struct _adapter*
* sta struct sta_info*
* sta_bf_cap beamforming capabe of sta
* sounding_dim Number of Sounding Dimensions
* comp_steering Compressed Steering Number of Beamformer Antennas Supported
*/
static void _get_sta_beamform_cap(PADAPTER adapter, struct sta_info *sta,
u8 *sta_bf_cap, u8 *sounding_dim, u8 *comp_steering)
{
struct ht_priv *ht;
#ifdef CONFIG_80211AC_VHT
struct vht_priv *vht;
#endif /* CONFIG_80211AC_VHT */
u16 bf_cap;
*sta_bf_cap = 0;
*sounding_dim = 0;
*comp_steering = 0;
ht = &adapter->mlmepriv.htpriv;
#ifdef CONFIG_80211AC_VHT
vht = &adapter->mlmepriv.vhtpriv;
#endif /* CONFIG_80211AC_VHT */
if (IsSupportedHT(sta->wireless_mode) == _TRUE) {
/* HT */
bf_cap = ht->beamform_cap;
if (TEST_FLAG(bf_cap, BEAMFORMING_HT_BEAMFORMEE_ENABLE)) {
*sta_bf_cap |= BEAMFORMER_CAP_HT_EXPLICIT;
*sounding_dim = (bf_cap & BEAMFORMING_HT_BEAMFORMEE_CHNL_EST_CAP) >> 6;
}
if (TEST_FLAG(bf_cap, BEAMFORMING_HT_BEAMFORMER_ENABLE)) {
*sta_bf_cap |= BEAMFORMEE_CAP_HT_EXPLICIT;
*comp_steering = (bf_cap & BEAMFORMING_HT_BEAMFORMER_STEER_NUM) >> 4;
}
}
#ifdef CONFIG_80211AC_VHT
if (IsSupportedVHT(sta->wireless_mode) == _TRUE) {
/* VHT */
bf_cap = vht->beamform_cap;
/* We are SU Beamformee because the STA is SU Beamformer */
if (TEST_FLAG(bf_cap, BEAMFORMING_VHT_BEAMFORMEE_ENABLE)) {
*sta_bf_cap |= BEAMFORMER_CAP_VHT_SU;
/* We are MU Beamformee because the STA is MU Beamformer */
if (TEST_FLAG(bf_cap, BEAMFORMING_VHT_MU_MIMO_STA_ENABLE))
*sta_bf_cap |= BEAMFORMER_CAP_VHT_MU;
*sounding_dim = (bf_cap & BEAMFORMING_VHT_BEAMFORMEE_SOUND_DIM) >> 12;
}
/* We are SU Beamformer because the STA is SU Beamformee */
if (TEST_FLAG(bf_cap, BEAMFORMING_VHT_BEAMFORMER_ENABLE)) {
*sta_bf_cap |= BEAMFORMEE_CAP_VHT_SU;
/* We are MU Beamformer because the STA is MU Beamformee */
if (TEST_FLAG(bf_cap, BEAMFORMING_VHT_MU_MIMO_AP_ENABLE))
*sta_bf_cap |= BEAMFORMEE_CAP_VHT_MU;
*comp_steering = (bf_cap & BEAMFORMING_VHT_BEAMFORMER_STS_CAP) >> 8;
}
}
#endif /* CONFIG_80211AC_VHT */
}
/*
* Return:
* _TRUE success
* _FALSE fail
*/
static u8 _init_entry(PADAPTER adapter, struct sta_info *sta)
{
struct mlme_priv *mlme;
struct ht_priv *htpriv;
#ifdef CONFIG_80211AC_VHT
struct vht_priv *vhtpriv;
#endif
struct mlme_ext_priv *mlme_ext;
struct sta_info *sta_real;
struct beamformer_entry *bfer = NULL;
struct beamformee_entry *bfee = NULL;
u8 *ra;
u8 wireless_mode;
u8 sta_bf_cap;
u8 sounding_dim = 0; /* number of sounding dimensions */
u8 comp_steering_num = 0; /* compressed steering number */
mlme = &adapter->mlmepriv;
htpriv = &mlme->htpriv;
#ifdef CONFIG_80211AC_VHT
vhtpriv = &mlme->vhtpriv;
#endif
mlme_ext = &adapter->mlmeextpriv;
ra = sta->hwaddr;
wireless_mode = sta->wireless_mode;
sta_real = rtw_get_stainfo(&adapter->stapriv, ra);
/* The current setting does not support Beaforming */
if ((IsSupportedHT(wireless_mode) == _FALSE)
&& (IsSupportedVHT(wireless_mode) == _FALSE))
return _FALSE;
if ((0 == htpriv->beamform_cap)
#ifdef CONFIG_80211AC_VHT
&& (0 == vhtpriv->beamform_cap)
#endif
) {
RTW_INFO("The configuration disabled Beamforming! Skip...\n");
return _FALSE;
}
_get_sta_beamform_cap(adapter, sta,
&sta_bf_cap, &sounding_dim, &comp_steering_num);
RTW_INFO("STA Beamforming Capability=0x%02X\n", sta_bf_cap);
if (sta_bf_cap == BEAMFORMING_CAP_NONE)
return _FALSE;
if ((sta_bf_cap & BEAMFORMEE_CAP_HT_EXPLICIT)
|| (sta_bf_cap & BEAMFORMEE_CAP_VHT_SU)
|| (sta_bf_cap & BEAMFORMEE_CAP_VHT_MU))
sta_bf_cap |= BEAMFORMEE_CAP;
else
sta_bf_cap |= BEAMFORMER_CAP;
if (sta_bf_cap & BEAMFORMER_CAP) {
/* The other side is beamformer */
bfer = _add_bfer_entry(adapter, sta, sta_bf_cap, sounding_dim, comp_steering_num);
if (bfer == NULL) {
RTW_ERR("%s: Fail to allocate bfer entry!\n", __FUNCTION__);
return _FALSE;
}
sta_real->txbf_paid = bfer->p_aid;
sta_real->txbf_gid = bfer->g_id;
} else {
/* The other side is beamformee */
bfee = _add_bfee_entry(adapter, sta, sta_bf_cap, sounding_dim, comp_steering_num);
if (bfee == NULL) {
RTW_ERR("%s: Fail to allocate bfee entry!\n", __FUNCTION__);
return _FALSE;
}
sta_real->txbf_paid = bfee->p_aid;
sta_real->txbf_gid = bfee->g_id;
}
return _TRUE;
}
static void _deinit_entry(PADAPTER adapter, u8 *ra)
{
struct beamforming_info *bf_info;
struct beamformer_entry *bfer = NULL;
struct beamformee_entry *bfee = NULL;
u8 bHwStateAddInit = _FALSE;
RTW_INFO("+%s\n", __FUNCTION__);
bf_info = GET_BEAMFORM_INFO(adapter);
bfer = beamforming_get_bfer_entry_by_addr(adapter, ra);
bfee = beamforming_get_bfee_entry_by_addr(adapter, ra);
if (!bfer && !bfee) {
RTW_WARN("%s: " MAC_FMT " is neither beamforming ee or er!!\n",
__FUNCTION__, MAC_ARG(ra));
return;
}
if (bfer && bfee)
RTW_ERR("%s: " MAC_FMT " is both beamforming ee & er!!\n",
__FUNCTION__, MAC_ARG(ra));
if (bfer)
_remove_bfer_entry(adapter, bfer);
if (bfee)
_remove_bfee_entry(adapter, bfee);
rtw_hal_set_hwreg(adapter, HW_VAR_SOUNDING_LEAVE, ra);
RTW_DBG("-%s\n", __FUNCTION__);
}
void _beamforming_reset(PADAPTER adapter)
{
RTW_ERR("%s: Not ready!!\n", __FUNCTION__);
}
void beamforming_enter(PADAPTER adapter, void *sta)
{
u8 ret;
ret = _init_entry(adapter, (struct sta_info *)sta);
if (ret == _FALSE)
return;
rtw_hal_set_hwreg(adapter, HW_VAR_SOUNDING_ENTER, sta);
}
void beamforming_leave(PADAPTER adapter, u8 *ra)
{
if (ra == NULL)
_beamforming_reset(adapter);
else
_deinit_entry(adapter, ra);
}
void beamforming_sounding_fail(PADAPTER adapter)
{
RTW_ERR("+%s: not implemented yet!\n", __FUNCTION__);
}
u8 beamforming_send_vht_gid_mgnt_packet(PADAPTER adapter, struct beamformee_entry *entry)
{
struct xmit_priv *xmitpriv;
struct mlme_priv *mlmepriv;
struct xmit_frame *pmgntframe;
struct pkt_attrib *attrib;
struct rtw_ieee80211_hdr *wlanhdr;
u8 *pframe;
xmitpriv = &adapter->xmitpriv;
mlmepriv = &adapter->mlmepriv;
pmgntframe = alloc_mgtxmitframe(xmitpriv);
if (!pmgntframe)
return _FALSE;
/* update attribute */
attrib = &pmgntframe->attrib;
update_mgntframe_attrib(adapter, attrib);
attrib->rate = MGN_6M;
attrib->bwmode = CHANNEL_WIDTH_20;
attrib->subtype = WIFI_ACTION;
_rtw_memset(pmgntframe->buf_addr, 0, WLANHDR_OFFSET + TXDESC_OFFSET);
pframe = (u8 *)pmgntframe->buf_addr + TXDESC_OFFSET;
wlanhdr = (struct rtw_ieee80211_hdr *)pframe;
wlanhdr->frame_ctl = 0;
SetFrameSubType(pframe, attrib->subtype);
SetDuration(pframe, 0);
SetFragNum(pframe, 0);
SetSeqNum(pframe, 0);
_rtw_memcpy(wlanhdr->addr1, entry->mac_addr, ETH_ALEN);
_rtw_memcpy(wlanhdr->addr2, adapter_mac_addr(adapter), ETH_ALEN);
_rtw_memcpy(wlanhdr->addr3, get_bssid(mlmepriv), ETH_ALEN);
pframe[24] = RTW_WLAN_CATEGORY_VHT;
pframe[25] = RTW_WLAN_ACTION_VHT_GROUPID_MANAGEMENT;
_rtw_memcpy(&pframe[26], entry->gid_valid, 8);
_rtw_memcpy(&pframe[34], entry->user_position, 16);
attrib->pktlen = 54;
attrib->last_txcmdsz = attrib->pktlen;
dump_mgntframe(adapter, pmgntframe);
return _TRUE;
}
void beamforming_watchdog(PADAPTER adapter)
{
}
#else /* !RTW_BEAMFORMING_VERSION_2 */
struct beamforming_entry *beamforming_get_entry_by_addr(struct mlme_priv *pmlmepriv, u8 *ra, u8 *idx)
{
u8 i = 0;
struct beamforming_info *pBeamInfo = GET_BEAMFORM_INFO(pmlmepriv);
for (i = 0; i < BEAMFORMING_ENTRY_NUM; i++) {
if (pBeamInfo->beamforming_entry[i].bUsed &&
(_rtw_memcmp(ra, pBeamInfo->beamforming_entry[i].mac_addr, ETH_ALEN))) {
*idx = i;
return &(pBeamInfo->beamforming_entry[i]);
}
}
return NULL;
}
BEAMFORMING_CAP beamforming_get_entry_beam_cap_by_mac_id(PVOID pmlmepriv , u8 mac_id)
{
u8 i = 0;
struct beamforming_info *pBeamInfo = GET_BEAMFORM_INFO((struct mlme_priv *)pmlmepriv);
BEAMFORMING_CAP BeamformEntryCap = BEAMFORMING_CAP_NONE;
for (i = 0; i < BEAMFORMING_ENTRY_NUM; i++) {
if (pBeamInfo->beamforming_entry[i].bUsed &&
(mac_id == pBeamInfo->beamforming_entry[i].mac_id)) {
BeamformEntryCap = pBeamInfo->beamforming_entry[i].beamforming_entry_cap;
i = BEAMFORMING_ENTRY_NUM;
}
}
return BeamformEntryCap;
}
struct beamforming_entry *beamforming_get_free_entry(struct mlme_priv *pmlmepriv, u8 *idx)
{
u8 i = 0;
struct beamforming_info *pBeamInfo = GET_BEAMFORM_INFO(pmlmepriv);
for (i = 0; i < BEAMFORMING_ENTRY_NUM; i++) {
if (pBeamInfo->beamforming_entry[i].bUsed == _FALSE) {
*idx = i;
return &(pBeamInfo->beamforming_entry[i]);
}
}
return NULL;
}
struct beamforming_entry *beamforming_add_entry(PADAPTER adapter, u8 *ra, u16 aid,
u16 mac_id, CHANNEL_WIDTH bw, BEAMFORMING_CAP beamfrom_cap, u8 *idx)
{
struct mlme_priv *pmlmepriv = &(adapter->mlmepriv);
struct beamforming_entry *pEntry = beamforming_get_free_entry(pmlmepriv, idx);
if (pEntry != NULL) {
pEntry->bUsed = _TRUE;
pEntry->aid = aid;
pEntry->mac_id = mac_id;
pEntry->sound_bw = bw;
if (check_fwstate(pmlmepriv, WIFI_AP_STATE)) {
u16 BSSID = ((*(adapter_mac_addr(adapter) + 5) & 0xf0) >> 4) ^
(*(adapter_mac_addr(adapter) + 5) & 0xf); /* BSSID[44:47] xor BSSID[40:43] */
pEntry->p_aid = (aid + BSSID * 32) & 0x1ff; /* (dec(A) + dec(B)*32) mod 512 */
pEntry->g_id = 63;
} else if (check_fwstate(pmlmepriv, WIFI_ADHOC_STATE) || check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE)) {
pEntry->p_aid = 0;
pEntry->g_id = 63;
} else {
pEntry->p_aid = ra[5]; /* BSSID[39:47] */
pEntry->p_aid = (pEntry->p_aid << 1) | (ra[4] >> 7);
pEntry->g_id = 0;
}
_rtw_memcpy(pEntry->mac_addr, ra, ETH_ALEN);
pEntry->bSound = _FALSE;
/* 3 TODO SW/FW sound period */
pEntry->sound_period = 200;
pEntry->beamforming_entry_cap = beamfrom_cap;
pEntry->beamforming_entry_state = BEAMFORMING_ENTRY_STATE_UNINITIALIZE;
pEntry->PreLogSeq = 0; /*Modified by Jeffery @2015-04-13*/
pEntry->LogSeq = 0; /*Modified by Jeffery @2014-10-29*/
pEntry->LogRetryCnt = 0; /*Modified by Jeffery @2014-10-29*/
pEntry->LogSuccess = 0; /*LogSuccess is NOT needed to be accumulated, so LogSuccessCnt->LogSuccess, 2015-04-13, Jeffery*/
pEntry->ClockResetTimes = 0; /*Modified by Jeffery @2015-04-13*/
pEntry->LogStatusFailCnt = 0;
return pEntry;
} else
return NULL;
}
BOOLEAN beamforming_remove_entry(struct mlme_priv *pmlmepriv, u8 *ra, u8 *idx)
{
struct beamforming_entry *pEntry = beamforming_get_entry_by_addr(pmlmepriv, ra, idx);
if (pEntry != NULL) {
pEntry->bUsed = _FALSE;
pEntry->beamforming_entry_cap = BEAMFORMING_CAP_NONE;
pEntry->beamforming_entry_state = BEAMFORMING_ENTRY_STATE_UNINITIALIZE;
return _TRUE;
} else
return _FALSE;
}
/* Used for BeamformingStart_V1 */
void beamforming_dym_ndpa_rate(PADAPTER adapter)
{
u16 NDPARate = MGN_6M;
PHAL_DATA_TYPE pHalData = GET_HAL_DATA(adapter);
if (pHalData->MinUndecoratedPWDBForDM > 30) /* link RSSI > 30% */
NDPARate = MGN_24M;
else
NDPARate = MGN_6M;
/* BW = CHANNEL_WIDTH_20; */
NDPARate = NDPARate << 8;
rtw_hal_set_hwreg(adapter, HW_VAR_SOUNDING_RATE, (u8 *)&NDPARate);
}
void beamforming_dym_period(PADAPTER Adapter)
{
u8 Idx;
BOOLEAN bChangePeriod = _FALSE;
u16 SoundPeriod_SW, SoundPeriod_FW;
PHAL_DATA_TYPE pHalData = GET_HAL_DATA(Adapter);
struct dvobj_priv *pdvobjpriv = adapter_to_dvobj(Adapter);
struct beamforming_entry *pBeamformEntry;
struct beamforming_info *pBeamInfo = GET_BEAMFORM_INFO((&Adapter->mlmepriv));
struct sounding_info *pSoundInfo = &(pBeamInfo->sounding_info);
/* 3 TODO per-client throughput caculation. */
if (pdvobjpriv->traffic_stat.cur_tx_tp + pdvobjpriv->traffic_stat.cur_rx_tp > 2) {
SoundPeriod_SW = 32 * 20;
SoundPeriod_FW = 2;
} else {
SoundPeriod_SW = 32 * 2000;
SoundPeriod_FW = 200;
}
for (Idx = 0; Idx < BEAMFORMING_ENTRY_NUM; Idx++) {
pBeamformEntry = pBeamInfo->beamforming_entry + Idx;
if (pBeamformEntry->bDefaultCSI) {
SoundPeriod_SW = 32 * 2000;
SoundPeriod_FW = 200;
}
if (pBeamformEntry->beamforming_entry_cap & (BEAMFORMER_CAP_HT_EXPLICIT | BEAMFORMER_CAP_VHT_SU)) {
if (pSoundInfo->sound_mode == SOUNDING_FW_VHT_TIMER || pSoundInfo->sound_mode == SOUNDING_FW_HT_TIMER) {
if (pBeamformEntry->sound_period != SoundPeriod_FW) {
pBeamformEntry->sound_period = SoundPeriod_FW;
bChangePeriod = _TRUE; /* Only FW sounding need to send H2C packet to change sound period. */
}
} else if (pBeamformEntry->sound_period != SoundPeriod_SW)
pBeamformEntry->sound_period = SoundPeriod_SW;
}
}
if (bChangePeriod)
rtw_hal_set_hwreg(Adapter, HW_VAR_SOUNDING_FW_NDPA, (u8 *)&Idx);
}
BOOLEAN issue_ht_sw_ndpa_packet(PADAPTER Adapter, u8 *ra, CHANNEL_WIDTH bw, u8 qidx)
{
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 ActionHdr[4] = {ACT_CAT_VENDOR, 0x00, 0xe0, 0x4c};
u8 *pframe;
u16 *fctrl;
u16 duration = 0;
u8 aSifsTime = 0;
u8 NDPTxRate = 0;
RTW_INFO("%s: issue_ht_sw_ndpa_packet!\n", __func__);
NDPTxRate = MGN_MCS8;
RTW_INFO("%s: NDPTxRate =%d\n", __func__, NDPTxRate);
pmgntframe = alloc_mgtxmitframe(pxmitpriv);
if (pmgntframe == NULL)
return _FALSE;
/*update attribute*/
pattrib = &pmgntframe->attrib;
update_mgntframe_attrib(Adapter, pattrib);
pattrib->qsel = QSLT_MGNT;
pattrib->rate = NDPTxRate;
pattrib->bwmode = bw;
pattrib->order = 1;
pattrib->subtype = WIFI_ACTION_NOACK;
_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;
SetOrderBit(pframe);
SetFrameSubType(pframe, WIFI_ACTION_NOACK);
_rtw_memcpy(pwlanhdr->addr1, ra, ETH_ALEN);
_rtw_memcpy(pwlanhdr->addr2, adapter_mac_addr(Adapter), ETH_ALEN);
_rtw_memcpy(pwlanhdr->addr3, get_my_bssid(&(pmlmeinfo->network)), ETH_ALEN);
if (pmlmeext->cur_wireless_mode == WIRELESS_11B)
aSifsTime = 10;
else
aSifsTime = 16;
duration = 2 * aSifsTime + 40;
if (bw == CHANNEL_WIDTH_40)
duration += 87;
else
duration += 180;
SetDuration(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, ActionHdr, 4);
pattrib->pktlen = 32;
pattrib->last_txcmdsz = pattrib->pktlen;
dump_mgntframe(Adapter, pmgntframe);
return _TRUE;
}
BOOLEAN issue_ht_ndpa_packet(PADAPTER Adapter, u8 *ra, CHANNEL_WIDTH bw, u8 qidx)
{
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 ActionHdr[4] = {ACT_CAT_VENDOR, 0x00, 0xe0, 0x4c};
u8 *pframe;
u16 *fctrl;
u16 duration = 0;
u8 aSifsTime = 0;
pmgntframe = alloc_mgtxmitframe(pxmitpriv);
if (pmgntframe == NULL)
return _FALSE;
/*update attribute*/
pattrib = &pmgntframe->attrib;
update_mgntframe_attrib(Adapter, pattrib);
if (qidx == BCN_QUEUE_INX)
pattrib->qsel = QSLT_BEACON;
pattrib->rate = MGN_MCS8;
pattrib->bwmode = bw;
pattrib->order = 1;
pattrib->subtype = WIFI_ACTION_NOACK;
_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;
SetOrderBit(pframe);
SetFrameSubType(pframe, WIFI_ACTION_NOACK);
_rtw_memcpy(pwlanhdr->addr1, ra, ETH_ALEN);
_rtw_memcpy(pwlanhdr->addr2, adapter_mac_addr(Adapter), ETH_ALEN);
_rtw_memcpy(pwlanhdr->addr3, get_my_bssid(&(pmlmeinfo->network)), ETH_ALEN);
if (pmlmeext->cur_wireless_mode == WIRELESS_11B)
aSifsTime = 10;
else
aSifsTime = 16;
duration = 2 * aSifsTime + 40;
if (bw == CHANNEL_WIDTH_40)
duration += 87;
else
duration += 180;
SetDuration(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, ActionHdr, 4);
pattrib->pktlen = 32;
pattrib->last_txcmdsz = pattrib->pktlen;
dump_mgntframe(Adapter, pmgntframe);
return _TRUE;
}
BOOLEAN beamforming_send_ht_ndpa_packet(PADAPTER Adapter, u8 *ra, CHANNEL_WIDTH bw, u8 qidx)
{
return issue_ht_ndpa_packet(Adapter, ra, bw, qidx);
}
BOOLEAN issue_vht_sw_ndpa_packet(PADAPTER Adapter, u8 *ra, u16 aid, CHANNEL_WIDTH bw, u8 qidx)
{
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 beamforming_info *pBeamInfo = GET_BEAMFORM_INFO(pmlmepriv);
struct rtw_ndpa_sta_info sta_info;
u8 NDPTxRate = 0;
u8 *pframe;
u16 *fctrl;
u16 duration = 0;
u8 sequence = 0, aSifsTime = 0;
RTW_INFO("%s: issue_vht_sw_ndpa_packet!\n", __func__);
NDPTxRate = MGN_VHT2SS_MCS0;
RTW_INFO("%s: NDPTxRate =%d\n", __func__, NDPTxRate);
pmgntframe = alloc_mgtxmitframe(pxmitpriv);
if (pmgntframe == NULL) {
RTW_INFO("%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 = NDPTxRate;
pattrib->bwmode = bw;
pattrib->subtype = WIFI_NDPA;
_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;
SetFrameSubType(pframe, WIFI_NDPA);
_rtw_memcpy(pwlanhdr->addr1, ra, ETH_ALEN);
_rtw_memcpy(pwlanhdr->addr2, adapter_mac_addr(Adapter), ETH_ALEN);
if (IsSupported5G(pmlmeext->cur_wireless_mode) || IsSupportedHT(pmlmeext->cur_wireless_mode))
aSifsTime = 16;
else
aSifsTime = 10;
duration = 2 * aSifsTime + 44;
if (bw == CHANNEL_WIDTH_80)
duration += 40;
else if (bw == CHANNEL_WIDTH_40)
duration += 87;
else
duration += 180;
SetDuration(pframe, duration);
sequence = pBeamInfo->sounding_sequence << 2;
if (pBeamInfo->sounding_sequence >= 0x3f)
pBeamInfo->sounding_sequence = 0;
else
pBeamInfo->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 issue_vht_ndpa_packet(PADAPTER Adapter, u8 *ra, u16 aid, CHANNEL_WIDTH bw, u8 qidx)
{
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 beamforming_info *pBeamInfo = GET_BEAMFORM_INFO(pmlmepriv);
struct rtw_ndpa_sta_info sta_info;
u8 *pframe;
u16 *fctrl;
u16 duration = 0;
u8 sequence = 0, aSifsTime = 0;
pmgntframe = alloc_mgtxmitframe(pxmitpriv);
if (pmgntframe == NULL)
return _FALSE;
/*update attribute*/
pattrib = &pmgntframe->attrib;
update_mgntframe_attrib(Adapter, pattrib);
if (qidx == BCN_QUEUE_INX)
pattrib->qsel = QSLT_BEACON;
pattrib->rate = MGN_VHT2SS_MCS0;
pattrib->bwmode = bw;
pattrib->subtype = WIFI_NDPA;
_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;
SetFrameSubType(pframe, WIFI_NDPA);
_rtw_memcpy(pwlanhdr->addr1, ra, ETH_ALEN);
_rtw_memcpy(pwlanhdr->addr2, adapter_mac_addr(Adapter), ETH_ALEN);
if (IsSupported5G(pmlmeext->cur_wireless_mode) || IsSupportedHT(pmlmeext->cur_wireless_mode))
aSifsTime = 16;
else
aSifsTime = 10;
duration = 2 * aSifsTime + 44;
if (bw == CHANNEL_WIDTH_80)
duration += 40;
else if (bw == CHANNEL_WIDTH_40)
duration += 87;
else
duration += 180;
SetDuration(pframe, duration);
sequence = pBeamInfo->sounding_sequence << 2;
if (pBeamInfo->sounding_sequence >= 0x3f)
pBeamInfo->sounding_sequence = 0;
else
pBeamInfo->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 beamforming_send_vht_ndpa_packet(PADAPTER Adapter, u8 *ra, u16 aid, CHANNEL_WIDTH bw, u8 qidx)
{
return issue_vht_ndpa_packet(Adapter, ra, aid, bw, qidx);
}
BOOLEAN beamfomring_bSounding(struct beamforming_info *pBeamInfo)
{
BOOLEAN bSounding = _FALSE;
if ((beamforming_get_beamform_cap(pBeamInfo) & BEAMFORMER_CAP) == 0)
bSounding = _FALSE;
else
bSounding = _TRUE;
return bSounding;
}
u8 beamforming_sounding_idx(struct beamforming_info *pBeamInfo)
{
u8 idx = 0;
u8 i;
for (i = 0; i < BEAMFORMING_ENTRY_NUM; i++) {
if (pBeamInfo->beamforming_entry[i].bUsed &&
(_FALSE == pBeamInfo->beamforming_entry[i].bSound)) {
idx = i;
break;
}
}
return idx;
}
SOUNDING_MODE beamforming_sounding_mode(struct beamforming_info *pBeamInfo, u8 idx)
{
struct beamforming_entry BeamEntry = pBeamInfo->beamforming_entry[idx];
SOUNDING_MODE mode;
if (BeamEntry.beamforming_entry_cap & BEAMFORMER_CAP_VHT_SU)
mode = SOUNDING_FW_VHT_TIMER;
else if (BeamEntry.beamforming_entry_cap & BEAMFORMER_CAP_HT_EXPLICIT)
mode = SOUNDING_FW_HT_TIMER;
else
mode = SOUNDING_STOP_All_TIMER;
return mode;
}
u16 beamforming_sounding_time(struct beamforming_info *pBeamInfo, SOUNDING_MODE mode, u8 idx)
{
u16 sounding_time = 0xffff;
struct beamforming_entry BeamEntry = pBeamInfo->beamforming_entry[idx];
sounding_time = BeamEntry.sound_period;
return sounding_time;
}
CHANNEL_WIDTH beamforming_sounding_bw(struct beamforming_info *pBeamInfo, SOUNDING_MODE mode, u8 idx)
{
CHANNEL_WIDTH sounding_bw = CHANNEL_WIDTH_20;
struct beamforming_entry BeamEntry = pBeamInfo->beamforming_entry[idx];
sounding_bw = BeamEntry.sound_bw;
return sounding_bw;
}
BOOLEAN beamforming_select_beam_entry(struct beamforming_info *pBeamInfo)
{
struct sounding_info *pSoundInfo = &(pBeamInfo->sounding_info);
pSoundInfo->sound_idx = beamforming_sounding_idx(pBeamInfo);
if (pSoundInfo->sound_idx < BEAMFORMING_ENTRY_NUM)
pSoundInfo->sound_mode = beamforming_sounding_mode(pBeamInfo, pSoundInfo->sound_idx);
else
pSoundInfo->sound_mode = SOUNDING_STOP_All_TIMER;
if (SOUNDING_STOP_All_TIMER == pSoundInfo->sound_mode)
return _FALSE;
else {
pSoundInfo->sound_bw = beamforming_sounding_bw(pBeamInfo, pSoundInfo->sound_mode, pSoundInfo->sound_idx);
pSoundInfo->sound_period = beamforming_sounding_time(pBeamInfo, pSoundInfo->sound_mode, pSoundInfo->sound_idx);
return _TRUE;
}
}
BOOLEAN beamforming_start_fw(PADAPTER adapter, u8 idx)
{
u8 *RA = NULL;
struct beamforming_entry *pEntry;
BOOLEAN ret = _TRUE;
struct mlme_priv *pmlmepriv = &(adapter->mlmepriv);
struct beamforming_info *pBeamInfo = GET_BEAMFORM_INFO(pmlmepriv);
pEntry = &(pBeamInfo->beamforming_entry[idx]);
if (pEntry->bUsed == _FALSE) {
RTW_INFO("Skip Beamforming, no entry for Idx =%d\n", idx);
return _FALSE;
}
pEntry->beamforming_entry_state = BEAMFORMING_ENTRY_STATE_PROGRESSING;
pEntry->bSound = _TRUE;
rtw_hal_set_hwreg(adapter, HW_VAR_SOUNDING_FW_NDPA, (u8 *)&idx);
return _TRUE;
}
void beamforming_end_fw(PADAPTER adapter)
{
u8 idx = 0;
rtw_hal_set_hwreg(adapter, HW_VAR_SOUNDING_FW_NDPA, (u8 *)&idx);
RTW_INFO("%s\n", __FUNCTION__);
}
BOOLEAN beamforming_start_period(PADAPTER adapter)
{
BOOLEAN ret = _TRUE;
struct mlme_priv *pmlmepriv = &(adapter->mlmepriv);
struct beamforming_info *pBeamInfo = GET_BEAMFORM_INFO(pmlmepriv);
struct sounding_info *pSoundInfo = &(pBeamInfo->sounding_info);
beamforming_dym_ndpa_rate(adapter);
beamforming_select_beam_entry(pBeamInfo);
if (pSoundInfo->sound_mode == SOUNDING_FW_VHT_TIMER || pSoundInfo->sound_mode == SOUNDING_FW_HT_TIMER)
ret = beamforming_start_fw(adapter, pSoundInfo->sound_idx);
else
ret = _FALSE;
RTW_INFO("%s Idx %d Mode %d BW %d Period %d\n", __FUNCTION__,
pSoundInfo->sound_idx, pSoundInfo->sound_mode, pSoundInfo->sound_bw, pSoundInfo->sound_period);
return ret;
}
void beamforming_end_period(PADAPTER adapter)
{
u8 idx = 0;
struct beamforming_entry *pBeamformEntry;
struct mlme_priv *pmlmepriv = &(adapter->mlmepriv);
struct beamforming_info *pBeamInfo = GET_BEAMFORM_INFO(pmlmepriv);
struct sounding_info *pSoundInfo = &(pBeamInfo->sounding_info);
if (pSoundInfo->sound_mode == SOUNDING_FW_VHT_TIMER || pSoundInfo->sound_mode == SOUNDING_FW_HT_TIMER)
beamforming_end_fw(adapter);
}
void beamforming_notify(PADAPTER adapter)
{
BOOLEAN bSounding = _FALSE;
struct beamforming_info *pBeamInfo = GET_BEAMFORM_INFO(&(adapter->mlmepriv));
bSounding = beamfomring_bSounding(pBeamInfo);
if (pBeamInfo->beamforming_state == BEAMFORMING_STATE_IDLE) {
if (bSounding) {
if (beamforming_start_period(adapter) == _TRUE)
pBeamInfo->beamforming_state = BEAMFORMING_STATE_START;
}
} else if (pBeamInfo->beamforming_state == BEAMFORMING_STATE_START) {
if (bSounding) {
if (beamforming_start_period(adapter) == _FALSE)
pBeamInfo->beamforming_state = BEAMFORMING_STATE_END;
} else {
beamforming_end_period(adapter);
pBeamInfo->beamforming_state = BEAMFORMING_STATE_END;
}
} else if (pBeamInfo->beamforming_state == BEAMFORMING_STATE_END) {
if (bSounding) {
if (beamforming_start_period(adapter) == _TRUE)
pBeamInfo->beamforming_state = BEAMFORMING_STATE_START;
}
} else
RTW_INFO("%s BeamformState %d\n", __FUNCTION__, pBeamInfo->beamforming_state);
RTW_INFO("%s BeamformState %d bSounding %d\n", __FUNCTION__, pBeamInfo->beamforming_state, bSounding);
}
BOOLEAN beamforming_init_entry(PADAPTER adapter, struct sta_info *psta, u8 *idx)
{
struct mlme_priv *pmlmepriv = &(adapter->mlmepriv);
struct ht_priv *phtpriv = &(pmlmepriv->htpriv);
#ifdef CONFIG_80211AC_VHT
struct vht_priv *pvhtpriv = &(pmlmepriv->vhtpriv);
#endif
struct mlme_ext_priv *pmlmeext = &(adapter->mlmeextpriv);
struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
struct beamforming_entry *pBeamformEntry = NULL;
u8 *ra;
u16 aid, mac_id;
u8 wireless_mode;
CHANNEL_WIDTH bw = CHANNEL_WIDTH_20;
BEAMFORMING_CAP beamform_cap = BEAMFORMING_CAP_NONE;
/* The current setting does not support Beaforming */
if (0 == phtpriv->beamform_cap
#ifdef CONFIG_80211AC_VHT
&& 0 == pvhtpriv->beamform_cap
#endif
) {
RTW_INFO("The configuration disabled Beamforming! Skip...\n");
return _FALSE;
}
aid = psta->aid;
ra = psta->hwaddr;
mac_id = psta->mac_id;
wireless_mode = psta->wireless_mode;
bw = psta->bw_mode;
if (IsSupportedHT(wireless_mode) || IsSupportedVHT(wireless_mode)) {
/* 3 */ /* HT */
u8 cur_beamform;
cur_beamform = psta->htpriv.beamform_cap;
/* We are Beamformee because the STA is Beamformer */
if (TEST_FLAG(cur_beamform, BEAMFORMING_HT_BEAMFORMER_ENABLE))
beamform_cap = (BEAMFORMING_CAP)(beamform_cap | BEAMFORMEE_CAP_HT_EXPLICIT);
/* We are Beamformer because the STA is Beamformee */
if (TEST_FLAG(cur_beamform, BEAMFORMING_HT_BEAMFORMEE_ENABLE))
beamform_cap = (BEAMFORMING_CAP)(beamform_cap | BEAMFORMER_CAP_HT_EXPLICIT);
#ifdef CONFIG_80211AC_VHT
if (IsSupportedVHT(wireless_mode)) {
/* 3 */ /* VHT */
cur_beamform = psta->vhtpriv.beamform_cap;
/* We are Beamformee because the STA is Beamformer */
if (TEST_FLAG(cur_beamform, BEAMFORMING_VHT_BEAMFORMER_ENABLE))
beamform_cap = (BEAMFORMING_CAP)(beamform_cap | BEAMFORMEE_CAP_VHT_SU);
/* We are Beamformer because the STA is Beamformee */
if (TEST_FLAG(cur_beamform, BEAMFORMING_VHT_BEAMFORMEE_ENABLE))
beamform_cap = (BEAMFORMING_CAP)(beamform_cap | BEAMFORMER_CAP_VHT_SU);
}
#endif /* CONFIG_80211AC_VHT */
if (beamform_cap == BEAMFORMING_CAP_NONE)
return _FALSE;
RTW_INFO("Beamforming Config Capability = 0x%02X\n", beamform_cap);
pBeamformEntry = beamforming_get_entry_by_addr(pmlmepriv, ra, idx);
if (pBeamformEntry == NULL) {
pBeamformEntry = beamforming_add_entry(adapter, ra, aid, mac_id, bw, beamform_cap, idx);
if (pBeamformEntry == NULL)
return _FALSE;
else
pBeamformEntry->beamforming_entry_state = BEAMFORMING_ENTRY_STATE_INITIALIZEING;
} else {
/* Entry has been created. If entry is initialing or progressing then errors occur. */
if (pBeamformEntry->beamforming_entry_state != BEAMFORMING_ENTRY_STATE_INITIALIZED &&
pBeamformEntry->beamforming_entry_state != BEAMFORMING_ENTRY_STATE_PROGRESSED) {
RTW_INFO("Error State of Beamforming");
return _FALSE;
} else
pBeamformEntry->beamforming_entry_state = BEAMFORMING_ENTRY_STATE_INITIALIZEING;
}
pBeamformEntry->beamforming_entry_state = BEAMFORMING_ENTRY_STATE_INITIALIZED;
psta->txbf_paid = pBeamformEntry->p_aid;
psta->txbf_gid = pBeamformEntry->g_id;
RTW_INFO("%s Idx %d\n", __FUNCTION__, *idx);
} else
return _FALSE;
return _SUCCESS;
}
void beamforming_deinit_entry(PADAPTER adapter, u8 *ra)
{
u8 idx = 0;
struct mlme_priv *pmlmepriv = &(adapter->mlmepriv);
if (beamforming_remove_entry(pmlmepriv, ra, &idx) == _TRUE)
rtw_hal_set_hwreg(adapter, HW_VAR_SOUNDING_LEAVE, (u8 *)&idx);
RTW_INFO("%s Idx %d\n", __FUNCTION__, idx);
}
void beamforming_reset(PADAPTER adapter)
{
u8 idx = 0;
struct mlme_priv *pmlmepriv = &(adapter->mlmepriv);
struct beamforming_info *pBeamInfo = GET_BEAMFORM_INFO(pmlmepriv);
for (idx = 0; idx < BEAMFORMING_ENTRY_NUM; idx++) {
if (pBeamInfo->beamforming_entry[idx].bUsed == _TRUE) {
pBeamInfo->beamforming_entry[idx].bUsed = _FALSE;
pBeamInfo->beamforming_entry[idx].beamforming_entry_cap = BEAMFORMING_CAP_NONE;
pBeamInfo->beamforming_entry[idx].beamforming_entry_state = BEAMFORMING_ENTRY_STATE_UNINITIALIZE;
rtw_hal_set_hwreg(adapter, HW_VAR_SOUNDING_LEAVE, (u8 *)&idx);
}
}
RTW_INFO("%s\n", __FUNCTION__);
}
void beamforming_sounding_fail(PADAPTER Adapter)
{
struct mlme_priv *pmlmepriv = &(Adapter->mlmepriv);
struct beamforming_info *pBeamInfo = GET_BEAMFORM_INFO(pmlmepriv);
struct beamforming_entry *pEntry = &(pBeamInfo->beamforming_entry[pBeamInfo->beamforming_cur_idx]);
pEntry->bSound = _FALSE;
rtw_hal_set_hwreg(Adapter, HW_VAR_SOUNDING_FW_NDPA, (u8 *)&pBeamInfo->beamforming_cur_idx);
beamforming_deinit_entry(Adapter, pEntry->mac_addr);
}
void beamforming_check_sounding_success(PADAPTER Adapter, BOOLEAN status)
{
struct mlme_priv *pmlmepriv = &(Adapter->mlmepriv);
struct beamforming_info *pBeamInfo = GET_BEAMFORM_INFO(pmlmepriv);
struct beamforming_entry *pEntry = &(pBeamInfo->beamforming_entry[pBeamInfo->beamforming_cur_idx]);
if (status == 1)
pEntry->LogStatusFailCnt = 0;
else {
pEntry->LogStatusFailCnt++;
RTW_INFO("%s LogStatusFailCnt %d\n", __FUNCTION__, pEntry->LogStatusFailCnt);
}
if (pEntry->LogStatusFailCnt > 20) {
RTW_INFO("%s LogStatusFailCnt > 20, Stop SOUNDING\n", __FUNCTION__);
/* pEntry->bSound = _FALSE; */
/* rtw_hal_set_hwreg(Adapter, HW_VAR_SOUNDING_FW_NDPA, (u8 *)&pBeamInfo->beamforming_cur_idx); */
/* beamforming_deinit_entry(Adapter, pEntry->mac_addr); */
beamforming_wk_cmd(Adapter, BEAMFORMING_CTRL_SOUNDING_FAIL, NULL, 0, 1);
}
}
void beamforming_enter(PADAPTER adapter, PVOID psta)
{
u8 idx = 0xff;
if (beamforming_init_entry(adapter, (struct sta_info *)psta, &idx))
rtw_hal_set_hwreg(adapter, HW_VAR_SOUNDING_ENTER, (u8 *)&idx);
/* RTW_INFO("%s Idx %d\n", __FUNCTION__, idx); */
}
void beamforming_leave(PADAPTER adapter, u8 *ra)
{
if (ra == NULL)
beamforming_reset(adapter);
else
beamforming_deinit_entry(adapter, ra);
beamforming_notify(adapter);
}
BEAMFORMING_CAP beamforming_get_beamform_cap(struct beamforming_info *pBeamInfo)
{
u8 i;
BOOLEAN bSelfBeamformer = _FALSE;
BOOLEAN bSelfBeamformee = _FALSE;
struct beamforming_entry beamforming_entry;
BEAMFORMING_CAP beamform_cap = BEAMFORMING_CAP_NONE;
for (i = 0; i < BEAMFORMING_ENTRY_NUM; i++) {
beamforming_entry = pBeamInfo->beamforming_entry[i];
if (beamforming_entry.bUsed) {
if ((beamforming_entry.beamforming_entry_cap & BEAMFORMEE_CAP_VHT_SU) ||
(beamforming_entry.beamforming_entry_cap & BEAMFORMEE_CAP_HT_EXPLICIT))
bSelfBeamformee = _TRUE;
if ((beamforming_entry.beamforming_entry_cap & BEAMFORMER_CAP_VHT_SU) ||
(beamforming_entry.beamforming_entry_cap & BEAMFORMER_CAP_HT_EXPLICIT))
bSelfBeamformer = _TRUE;
}
if (bSelfBeamformer && bSelfBeamformee)
i = BEAMFORMING_ENTRY_NUM;
}
if (bSelfBeamformer)
beamform_cap |= BEAMFORMER_CAP;
if (bSelfBeamformee)
beamform_cap |= BEAMFORMEE_CAP;
return beamform_cap;
}
void beamforming_watchdog(PADAPTER Adapter)
{
struct beamforming_info *pBeamInfo = GET_BEAMFORM_INFO((&(Adapter->mlmepriv)));
if (pBeamInfo->beamforming_state != BEAMFORMING_STATE_START)
return;
beamforming_dym_period(Adapter);
beamforming_dym_ndpa_rate(Adapter);
}
#endif /* !RTW_BEAMFORMING_VERSION_2 */
#endif/* #if (BEAMFORMING_SUPPORT ==0) - for diver defined beamforming*/
u32 beamforming_get_report_frame(PADAPTER Adapter, union recv_frame *precv_frame)
{
u32 ret = _SUCCESS;
#if (BEAMFORMING_SUPPORT == 1)
PHAL_DATA_TYPE pHalData = GET_HAL_DATA(Adapter);
PDM_ODM_T pDM_Odm = &(pHalData->odmpriv);
ret = Beamforming_GetReportFrame(pDM_Odm, precv_frame);
#else /*(BEAMFORMING_SUPPORT == 0)- for drv beamfoming*/
#ifdef RTW_BEAMFORMING_VERSION_2
struct beamformee_entry *pBeamformEntry = NULL;
struct mlme_priv *pmlmepriv = &Adapter->mlmepriv;
u8 *pframe = precv_frame->u.hdr.rx_data;
u32 frame_len = precv_frame->u.hdr.len;
u8 *ta;
u8 *frame_body;
u8 category, action;
u8 *pMIMOCtrlField, *pCSIMatrix;
u8 Nc = 0, Nr = 0, CH_W = 0;
u16 CSIMatrixLen = 0;
RTW_DBG("+%s\n", __FUNCTION__);
/* Memory comparison to see if CSI report is the same with previous one */
ta = GetAddr2Ptr(pframe);
pBeamformEntry = beamforming_get_bfee_entry_by_addr(Adapter, ta);
if (!pBeamformEntry)
return _FAIL;
frame_body = pframe + sizeof(struct rtw_ieee80211_hdr_3addr);
category = frame_body[0];
action = frame_body[1];
if ((category == RTW_WLAN_CATEGORY_VHT)
&& (action == RTW_WLAN_ACTION_VHT_COMPRESSED_BEAMFORMING)) {
pMIMOCtrlField = pframe + 26;
Nc = ((*pMIMOCtrlField) & 0x7) + 1;
Nr = (((*pMIMOCtrlField) & 0x38) >> 3) + 1;
CH_W = (((*pMIMOCtrlField) & 0xC0) >> 6);
/*
* 24+(1+1+3)+2
* ==> MAC header+(Category+ActionCode+MIMOControlField)+SNR(Nc=2)
*/
pCSIMatrix = pMIMOCtrlField + 3 + Nc;
CSIMatrixLen = frame_len - 26 - 3 - Nc;
} else if ((category == RTW_WLAN_CATEGORY_HT)
&& (action == RTW_WLAN_ACTION_HT_COMPRESS_BEAMFORMING)) {
pMIMOCtrlField = pframe + 26;
Nc = ((*pMIMOCtrlField) & 0x3) + 1;
Nr = (((*pMIMOCtrlField) & 0xC) >> 2) + 1;
CH_W = ((*pMIMOCtrlField) & 0x10) >> 4;
/*
* 24+(1+1+6)+2
* ==> MAC header+(Category+ActionCode+MIMOControlField)+SNR(Nc=2)
*/
pCSIMatrix = pMIMOCtrlField + 6 + Nr;
CSIMatrixLen = frame_len - 26 - 6 - Nr;
}
RTW_INFO("%s: pkt type=%d-%d, Nc=%d, Nr=%d, CH_W=%d\n",
__FUNCTION__, category, action, Nc, Nr, CH_W);
#else /* !RTW_BEAMFORMING_VERSION_2 */
struct beamforming_entry *pBeamformEntry = NULL;
struct mlme_priv *pmlmepriv = &(Adapter->mlmepriv);
u8 *pframe = precv_frame->u.hdr.rx_data;
u32 frame_len = precv_frame->u.hdr.len;
u8 *ta;
u8 idx, offset;
/*RTW_INFO("beamforming_get_report_frame\n");*/
/*Memory comparison to see if CSI report is the same with previous one*/
ta = GetAddr2Ptr(pframe);
pBeamformEntry = beamforming_get_entry_by_addr(pmlmepriv, ta, &idx);
if (pBeamformEntry->beamforming_entry_cap & BEAMFORMER_CAP_VHT_SU)
offset = 31; /*24+(1+1+3)+2 MAC header+(Category+ActionCode+MIMOControlField)+SNR(Nc=2)*/
else if (pBeamformEntry->beamforming_entry_cap & BEAMFORMER_CAP_HT_EXPLICIT)
offset = 34; /*24+(1+1+6)+2 MAC header+(Category+ActionCode+MIMOControlField)+SNR(Nc=2)*/
else
return ret;
/*RTW_INFO("%s MacId %d offset=%d\n", __FUNCTION__, pBeamformEntry->mac_id, offset);*/
if (_rtw_memcmp(pBeamformEntry->PreCsiReport + offset, pframe + offset, frame_len - offset) == _FALSE)
pBeamformEntry->DefaultCsiCnt = 0;
else
pBeamformEntry->DefaultCsiCnt++;
_rtw_memcpy(&pBeamformEntry->PreCsiReport, pframe, frame_len);
pBeamformEntry->bDefaultCSI = _FALSE;
if (pBeamformEntry->DefaultCsiCnt > 20)
pBeamformEntry->bDefaultCSI = _TRUE;
else
pBeamformEntry->bDefaultCSI = _FALSE;
#endif /* !RTW_BEAMFORMING_VERSION_2 */
#endif
return ret;
}
void beamforming_get_ndpa_frame(PADAPTER Adapter, union recv_frame *precv_frame)
{
#if (BEAMFORMING_SUPPORT == 1)
PHAL_DATA_TYPE pHalData = GET_HAL_DATA(Adapter);
PDM_ODM_T pDM_Odm = &(pHalData->odmpriv);
Beamforming_GetNDPAFrame(pDM_Odm, precv_frame);
#else /*(BEAMFORMING_SUPPORT == 0)- for drv beamfoming*/
#ifdef RTW_BEAMFORMING_VERSION_2
RTW_DBG("+%s\n", __FUNCTION__);
#else /* !RTW_BEAMFORMING_VERSION_2 */
u8 *ta;
u8 idx, Sequence;
u8 *pframe = precv_frame->u.hdr.rx_data;
struct mlme_priv *pmlmepriv = &(Adapter->mlmepriv);
struct beamforming_entry *pBeamformEntry = NULL;
/*RTW_INFO("beamforming_get_ndpa_frame\n");*/
if (IS_HARDWARE_TYPE_8812(Adapter) == _FALSE)
return;
else if (GetFrameSubType(pframe) != WIFI_NDPA)
return;
ta = GetAddr2Ptr(pframe);
/*Remove signaling TA. */
ta[0] = ta[0] & 0xFE;
pBeamformEntry = beamforming_get_entry_by_addr(pmlmepriv, ta, &idx);
if (pBeamformEntry == NULL)
return;
else if (!(pBeamformEntry->beamforming_entry_cap & BEAMFORMEE_CAP_VHT_SU))
return;
/*LogSuccess: As long as 8812A receive NDPA and feedback CSI succeed once, clock reset is NO LONGER needed !2015-04-10, Jeffery*/
/*ClockResetTimes: While BFer entry always doesn't receive our CSI, clock will reset again and again.So ClockResetTimes is limited to 5 times.2015-04-13, Jeffery*/
else if ((pBeamformEntry->LogSuccess == 1) || (pBeamformEntry->ClockResetTimes == 5)) {
RTW_INFO("[%s] LogSeq=%d, PreLogSeq=%d\n", __func__, pBeamformEntry->LogSeq, pBeamformEntry->PreLogSeq);
return;
}
Sequence = (pframe[16]) >> 2;
RTW_INFO("[%s] Start, Sequence=%d, LogSeq=%d, PreLogSeq=%d, LogRetryCnt=%d, ClockResetTimes=%d, LogSuccess=%d\n",
__func__, Sequence, pBeamformEntry->LogSeq, pBeamformEntry->PreLogSeq, pBeamformEntry->LogRetryCnt, pBeamformEntry->ClockResetTimes, pBeamformEntry->LogSuccess);
if ((pBeamformEntry->LogSeq != 0) && (pBeamformEntry->PreLogSeq != 0)) {
/*Success condition*/
if ((pBeamformEntry->LogSeq != Sequence) && (pBeamformEntry->PreLogSeq != pBeamformEntry->LogSeq)) {
/* break option for clcok reset, 2015-03-30, Jeffery */
pBeamformEntry->LogRetryCnt = 0;
/*As long as 8812A receive NDPA and feedback CSI succeed once, clock reset is no longer needed.*/
/*That is, LogSuccess is NOT needed to be reset to zero, 2015-04-13, Jeffery*/
pBeamformEntry->LogSuccess = 1;
} else {/*Fail condition*/
if (pBeamformEntry->LogRetryCnt == 5) {
pBeamformEntry->ClockResetTimes++;
pBeamformEntry->LogRetryCnt = 0;
RTW_INFO("[%s] Clock Reset!!! ClockResetTimes=%d\n", __func__, pBeamformEntry->ClockResetTimes);
beamforming_wk_cmd(Adapter, BEAMFORMING_CTRL_SOUNDING_CLK, NULL, 0, 1);
} else
pBeamformEntry->LogRetryCnt++;
}
}
/*Update LogSeq & PreLogSeq*/
pBeamformEntry->PreLogSeq = pBeamformEntry->LogSeq;
pBeamformEntry->LogSeq = Sequence;
#endif /* !RTW_BEAMFORMING_VERSION_2 */
#endif
}
/* octets in data header, no WEP */
#define sMacHdrLng 24
/* VHT Group ID (GID) Management Frame */
#define FRAME_OFFSET_VHT_GID_MGNT_MEMBERSHIP_STATUS_ARRAY (sMacHdrLng + 2)
#define FRAME_OFFSET_VHT_GID_MGNT_USER_POSITION_ARRAY (sMacHdrLng + 10)
/* VHT GID Management Frame Info */
#define GET_VHT_GID_MGNT_INFO_MEMBERSHIP_STATUS(_pStart) LE_BITS_TO_1BYTE((_pStart), 0, 8)
#define GET_VHT_GID_MGNT_INFO_USER_POSITION(_pStart) LE_BITS_TO_1BYTE((_pStart), 0, 8)
/*
* Description:
* On VHT GID management frame by an MU beamformee.
*
* 2015.05.20. Created by tynli.
*/
u32 beamforming_get_vht_gid_mgnt_frame(PADAPTER adapter, union recv_frame *precv_frame)
{
#ifdef RTW_BEAMFORMING_VERSION_2
u8 *ta;
u8 idx;
u8 *pframe;
u8 *pBuffer = NULL;
struct beamformer_entry *bfer = NULL;
RTW_DBG("+%s\n", __FUNCTION__);
pframe = precv_frame->u.hdr.rx_data;
/* Get BFer entry by Addr2 */
ta = GetAddr2Ptr(pframe);
/* Remove signaling TA */
ta[0] &= 0xFE;
bfer = beamforming_get_bfer_entry_by_addr(adapter, ta);
if (!bfer) {
RTW_INFO("%s: Cannot find BFer entry!!\n", __FUNCTION__);
return _FAIL;
}
/* Parsing Membership Status Array */
pBuffer = pframe + FRAME_OFFSET_VHT_GID_MGNT_MEMBERSHIP_STATUS_ARRAY;
for (idx = 0; idx < 8; idx++)
bfer->gid_valid[idx] = GET_VHT_GID_MGNT_INFO_MEMBERSHIP_STATUS(pBuffer+idx);
/* Parsing User Position Array */
pBuffer = pframe + FRAME_OFFSET_VHT_GID_MGNT_USER_POSITION_ARRAY;
for (idx = 0; idx < 16; idx++)
bfer->user_position[idx] = GET_VHT_GID_MGNT_INFO_USER_POSITION(pBuffer+idx);
/* Config HW GID table */
beamforming_wk_cmd(adapter, BEAMFORMING_CTRL_SET_GID_TABLE, (u8*)&bfer, sizeof(struct beamformer_entry *), 1);
return _SUCCESS;
#else /* !RTW_BEAMFORMING_VERSION_2 */
return _FAIL;
#endif /* !RTW_BEAMFORMING_VERSION_2 */
}
void beamforming_wk_hdl(_adapter *padapter, u8 type, u8 *pbuf)
{
PHAL_DATA_TYPE pHalData = GET_HAL_DATA(padapter);
PDM_ODM_T pDM_Odm = &(pHalData->odmpriv);
#if (BEAMFORMING_SUPPORT == 1) /*(BEAMFORMING_SUPPORT == 1)- for PHYDM beamfoming*/
switch (type) {
case BEAMFORMING_CTRL_ENTER: {
struct sta_info *psta = (PVOID)pbuf;
u16 staIdx = psta->mac_id;
Beamforming_Enter(pDM_Odm, staIdx);
break;
}
case BEAMFORMING_CTRL_LEAVE:
Beamforming_Leave(pDM_Odm, pbuf);
break;
default:
break;
}
#else /*(BEAMFORMING_SUPPORT == 0)- for drv beamfoming*/
switch (type) {
case BEAMFORMING_CTRL_ENTER:
beamforming_enter(padapter, (PVOID)pbuf);
break;
case BEAMFORMING_CTRL_LEAVE:
beamforming_leave(padapter, pbuf);
break;
case BEAMFORMING_CTRL_SOUNDING_FAIL:
beamforming_sounding_fail(padapter);
break;
case BEAMFORMING_CTRL_SOUNDING_CLK:
rtw_hal_set_hwreg(padapter, HW_VAR_SOUNDING_CLK, NULL);
break;
case BEAMFORMING_CTRL_SET_GID_TABLE:
rtw_hal_set_hwreg(padapter, HW_VAR_SOUNDING_SET_GID_TABLE, *(void**)pbuf);
break;
default:
break;
}
#endif
}
u8 beamforming_wk_cmd(_adapter *padapter, s32 type, u8 *pbuf, s32 size, u8 enqueue)
{
struct cmd_obj *ph2c;
struct drvextra_cmd_parm *pdrvextra_cmd_parm;
struct cmd_priv *pcmdpriv = &padapter->cmdpriv;
u8 res = _SUCCESS;
if (enqueue) {
u8 *wk_buf;
ph2c = (struct cmd_obj *)rtw_zmalloc(sizeof(struct cmd_obj));
if (ph2c == NULL) {
res = _FAIL;
goto exit;
}
pdrvextra_cmd_parm = (struct drvextra_cmd_parm *)rtw_zmalloc(sizeof(struct drvextra_cmd_parm));
if (pdrvextra_cmd_parm == NULL) {
rtw_mfree((unsigned char *)ph2c, sizeof(struct cmd_obj));
res = _FAIL;
goto exit;
}
if (pbuf != NULL) {
wk_buf = rtw_zmalloc(size);
if (wk_buf == NULL) {
rtw_mfree((u8 *)ph2c, sizeof(struct cmd_obj));
rtw_mfree((u8 *)pdrvextra_cmd_parm, sizeof(struct drvextra_cmd_parm));
res = _FAIL;
goto exit;
}
_rtw_memcpy(wk_buf, pbuf, size);
} else {
wk_buf = NULL;
size = 0;
}
pdrvextra_cmd_parm->ec_id = BEAMFORMING_WK_CID;
pdrvextra_cmd_parm->type = type;
pdrvextra_cmd_parm->size = size;
pdrvextra_cmd_parm->pbuf = wk_buf;
init_h2fwcmd_w_parm_no_rsp(ph2c, pdrvextra_cmd_parm, GEN_CMD_CODE(_Set_Drv_Extra));
res = rtw_enqueue_cmd(pcmdpriv, ph2c);
} else
beamforming_wk_hdl(padapter, type, pbuf);
exit:
return res;
}
void update_attrib_txbf_info(_adapter *padapter, struct pkt_attrib *pattrib, struct sta_info *psta)
{
if (psta) {
pattrib->txbf_g_id = psta->txbf_gid;
pattrib->txbf_p_aid = psta->txbf_paid;
}
}
#endif
View Git Blame Copy Permalink