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// SPDX-License-Identifier: GPL-2.0
/* Copyright(c) 2007 - 2011 Realtek Corporation. */
#define _RTL8188E_REDESC_C_
#include "../include/osdep_service.h"
#include "../include/drv_types.h"
#include "../include/rtl8188e_hal.h"
static void process_rssi(struct adapter *padapter, struct recv_frame *prframe)
{
struct rx_pkt_attrib *pattrib = &prframe->attrib;
struct signal_stat *signal_stat = &padapter->recvpriv.signal_strength_data;
if (signal_stat->update_req) {
signal_stat->total_num = 0;
signal_stat->total_val = 0;
signal_stat->update_req = 0;
}
signal_stat->total_num++;
signal_stat->total_val += pattrib->phy_info.SignalStrength;
signal_stat->avg_val = signal_stat->total_val / signal_stat->total_num;
} /* Process_UI_RSSI_8192C */
static void process_link_qual(struct adapter *padapter, struct recv_frame *prframe)
{
struct rx_pkt_attrib *pattrib;
struct signal_stat *signal_stat;
if (!prframe || !padapter)
return;
pattrib = &prframe->attrib;
signal_stat = &padapter->recvpriv.signal_qual_data;
if (signal_stat->update_req) {
signal_stat->total_num = 0;
signal_stat->total_val = 0;
signal_stat->update_req = 0;
}
signal_stat->total_num++;
signal_stat->total_val += pattrib->phy_info.SignalQuality;
signal_stat->avg_val = signal_stat->total_val / signal_stat->total_num;
}
static void rtl8188e_process_phy_info(struct adapter *padapter, void *prframe)
{
struct recv_frame *precvframe = (struct recv_frame *)prframe;
/* Check RSSI */
process_rssi(padapter, precvframe);
/* Check EVM */
process_link_qual(padapter, precvframe);
}
void update_recvframe_attrib_88e(struct recv_frame *precvframe, struct recv_stat *prxstat)
{
struct rx_pkt_attrib *pattrib = &precvframe->attrib;
memset(pattrib, 0, sizeof(struct rx_pkt_attrib));
pattrib->crc_err = (le32_to_cpu(prxstat->rxdw0) >> 14) & 0x1;
pattrib->pkt_rpt_type = (le32_to_cpu(prxstat->rxdw3) >> 14) & 0x3;
if (pattrib->pkt_rpt_type == NORMAL_RX) {
pattrib->pkt_len = le32_to_cpu(prxstat->rxdw0) & 0x00003fff;
pattrib->drvinfo_sz = ((le32_to_cpu(prxstat->rxdw0) >> 16) & 0xf) * 8;
pattrib->physt = (le32_to_cpu(prxstat->rxdw0) >> 26) & 0x1;
pattrib->bdecrypted = (le32_to_cpu(prxstat->rxdw0) & BIT(27)) ? 0 : 1;
pattrib->encrypt = (le32_to_cpu(prxstat->rxdw0) >> 20) & 0x7;
pattrib->qos = (le32_to_cpu(prxstat->rxdw0) >> 23) & 0x1;
pattrib->priority = (le32_to_cpu(prxstat->rxdw1) >> 8) & 0xf;
pattrib->amsdu = (le32_to_cpu(prxstat->rxdw1) >> 13) & 0x1;
pattrib->seq_num = le32_to_cpu(prxstat->rxdw2) & 0x00000fff;
pattrib->frag_num = (le32_to_cpu(prxstat->rxdw2) >> 12) & 0xf;
pattrib->mfrag = (le32_to_cpu(prxstat->rxdw1) >> 27) & 0x1;
pattrib->mdata = (le32_to_cpu(prxstat->rxdw1) >> 26) & 0x1;
pattrib->mcs_rate = le32_to_cpu(prxstat->rxdw3) & 0x3f;
pattrib->rxht = (le32_to_cpu(prxstat->rxdw3) >> 6) & 0x1;
pattrib->icv_err = (le32_to_cpu(prxstat->rxdw0) >> 15) & 0x1;
pattrib->shift_sz = (le32_to_cpu(prxstat->rxdw0) >> 24) & 0x3;
} else if (pattrib->pkt_rpt_type == TX_REPORT1) { /* CCX */
pattrib->pkt_len = TX_RPT1_PKT_LEN;
} else if (pattrib->pkt_rpt_type == TX_REPORT2) {
pattrib->pkt_len = le32_to_cpu(prxstat->rxdw0) & 0x3FF;
pattrib->MacIDValidEntry[0] = le32_to_cpu(prxstat->rxdw4);
pattrib->MacIDValidEntry[1] = le32_to_cpu(prxstat->rxdw5);
} else if (pattrib->pkt_rpt_type == HIS_REPORT) {
pattrib->pkt_len = le32_to_cpu(prxstat->rxdw0) & 0x00003fff;
}
}
/*
* Notice:
* Before calling this function,
* precvframe->rx_data should be ready!
*/
void update_recvframe_phyinfo_88e(struct recv_frame *precvframe, struct phy_stat *pphy_status)
{
struct adapter *padapter = precvframe->adapter;
struct rx_pkt_attrib *pattrib = &precvframe->attrib;
struct hal_data_8188e *pHalData = &padapter->haldata;
struct phy_info *pPHYInfo = &pattrib->phy_info;
u8 *wlanhdr = precvframe->rx_data;
__le16 fc = *(__le16 *)wlanhdr;
struct odm_per_pkt_info pkt_info;
u8 *sa = NULL;
struct sta_priv *pstapriv;
struct sta_info *psta;
pkt_info.bPacketMatchBSSID = ((!ieee80211_is_ctl(fc)) &&
!pattrib->icv_err && !pattrib->crc_err &&
!memcmp(get_hdr_bssid(wlanhdr),
get_bssid(&padapter->mlmepriv), ETH_ALEN));
pkt_info.bPacketToSelf = pkt_info.bPacketMatchBSSID &&
(!memcmp(get_da(wlanhdr),
myid(&padapter->eeprompriv), ETH_ALEN));
pkt_info.bPacketBeacon = pkt_info.bPacketMatchBSSID && ieee80211_is_beacon(fc);
if (pkt_info.bPacketBeacon) {
if (check_fwstate(&padapter->mlmepriv, WIFI_STATION_STATE))
sa = padapter->mlmepriv.cur_network.network.MacAddress;
/* to do Ad-hoc */
} else {
sa = get_sa(wlanhdr);
}
pstapriv = &padapter->stapriv;
pkt_info.StationID = 0xFF;
psta = rtw_get_stainfo(pstapriv, sa);
if (psta)
pkt_info.StationID = psta->mac_id;
pkt_info.Rate = pattrib->mcs_rate;
ODM_PhyStatusQuery(&pHalData->odmpriv, pPHYInfo, (u8 *)pphy_status, &(pkt_info), padapter);
precvframe->psta = NULL;
if (pkt_info.bPacketMatchBSSID &&
(check_fwstate(&padapter->mlmepriv, WIFI_AP_STATE))) {
if (psta) {
precvframe->psta = psta;
rtl8188e_process_phy_info(padapter, precvframe);
}
} else if (pkt_info.bPacketToSelf || pkt_info.bPacketBeacon) {
if (check_fwstate(&padapter->mlmepriv, WIFI_ADHOC_STATE | WIFI_ADHOC_MASTER_STATE)) {
if (psta)
precvframe->psta = psta;
}
rtl8188e_process_phy_info(padapter, precvframe);
}
}
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