diff options
Diffstat (limited to 'drivers/staging/rtl8188eu/hal/rtl8188e_rxdesc.c')
| -rw-r--r-- | drivers/staging/rtl8188eu/hal/rtl8188e_rxdesc.c | 191 |
1 files changed, 191 insertions, 0 deletions
diff --git a/drivers/staging/rtl8188eu/hal/rtl8188e_rxdesc.c b/drivers/staging/rtl8188eu/hal/rtl8188e_rxdesc.c new file mode 100644 index 0000000..0a90082 --- /dev/null +++ b/drivers/staging/rtl8188eu/hal/rtl8188e_rxdesc.c @@ -0,0 +1,191 @@ +// SPDX-License-Identifier: GPL-2.0 +/****************************************************************************** + * + * Copyright(c) 2007 - 2011 Realtek Corporation. All rights reserved. + * + ******************************************************************************/ +#define _RTL8188E_REDESC_C_ + +#include <osdep_service.h> +#include <drv_types.h> +#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; +} + +void rtl8188e_process_phy_info(struct adapter *padapter, + struct recv_frame *precvframe) +{ + /* 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; + struct recv_stat report; + + report.rxdw0 = prxstat->rxdw0; + report.rxdw1 = prxstat->rxdw1; + report.rxdw2 = prxstat->rxdw2; + report.rxdw3 = prxstat->rxdw3; + report.rxdw4 = prxstat->rxdw4; + report.rxdw5 = prxstat->rxdw5; + + pattrib = &precvframe->attrib; + memset(pattrib, 0, sizeof(struct rx_pkt_attrib)); + + pattrib->crc_err = (u8)((le32_to_cpu(report.rxdw0) >> 14) & 0x1);/* u8)prxreport->crc32; */ + + /* update rx report to recv_frame attribute */ + pattrib->pkt_rpt_type = (u8)((le32_to_cpu(report.rxdw3) >> 14) & 0x3);/* prxreport->rpt_sel; */ + + if (pattrib->pkt_rpt_type == NORMAL_RX) { /* Normal rx packet */ + pattrib->pkt_len = (u16)(le32_to_cpu(report.rxdw0) & 0x00003fff);/* u16)prxreport->pktlen; */ + pattrib->drvinfo_sz = (u8)((le32_to_cpu(report.rxdw0) >> 16) & 0xf) * 8;/* u8)(prxreport->drvinfosize << 3); */ + + pattrib->physt = (u8)((le32_to_cpu(report.rxdw0) >> 26) & 0x1);/* u8)prxreport->physt; */ + + pattrib->bdecrypted = (le32_to_cpu(report.rxdw0) & BIT(27)) ? 0 : 1;/* u8)(prxreport->swdec ? 0 : 1); */ + pattrib->encrypt = (u8)((le32_to_cpu(report.rxdw0) >> 20) & 0x7);/* u8)prxreport->security; */ + + pattrib->qos = (u8)((le32_to_cpu(report.rxdw0) >> 23) & 0x1);/* u8)prxreport->qos; */ + pattrib->priority = (u8)((le32_to_cpu(report.rxdw1) >> 8) & 0xf);/* u8)prxreport->tid; */ + + pattrib->amsdu = (u8)((le32_to_cpu(report.rxdw1) >> 13) & 0x1);/* u8)prxreport->amsdu; */ + + pattrib->seq_num = (u16)(le32_to_cpu(report.rxdw2) & 0x00000fff);/* u16)prxreport->seq; */ + pattrib->frag_num = (u8)((le32_to_cpu(report.rxdw2) >> 12) & 0xf);/* u8)prxreport->frag; */ + pattrib->mfrag = (u8)((le32_to_cpu(report.rxdw1) >> 27) & 0x1);/* u8)prxreport->mf; */ + pattrib->mdata = (u8)((le32_to_cpu(report.rxdw1) >> 26) & 0x1);/* u8)prxreport->md; */ + + pattrib->mcs_rate = (u8)(le32_to_cpu(report.rxdw3) & 0x3f);/* u8)prxreport->rxmcs; */ + pattrib->rxht = (u8)((le32_to_cpu(report.rxdw3) >> 6) & 0x1);/* u8)prxreport->rxht; */ + + pattrib->icv_err = (u8)((le32_to_cpu(report.rxdw0) >> 15) & 0x1);/* u8)prxreport->icverr; */ + pattrib->shift_sz = (u8)((le32_to_cpu(report.rxdw0) >> 24) & 0x3); + } else if (pattrib->pkt_rpt_type == TX_REPORT1) { /* CCX */ + pattrib->pkt_len = TX_RPT1_PKT_LEN; + pattrib->drvinfo_sz = 0; + } else if (pattrib->pkt_rpt_type == TX_REPORT2) { /* TX RPT */ + pattrib->pkt_len = (u16)(le32_to_cpu(report.rxdw0) & 0x3FF);/* Rx length[9:0] */ + pattrib->drvinfo_sz = 0; + + /* */ + /* Get TX report MAC ID valid. */ + /* */ + pattrib->MacIDValidEntry[0] = le32_to_cpu(report.rxdw4); + pattrib->MacIDValidEntry[1] = le32_to_cpu(report.rxdw5); + + } else if (pattrib->pkt_rpt_type == HIS_REPORT) { /* USB HISR RPT */ + pattrib->pkt_len = (u16)(le32_to_cpu(report.rxdw0) & 0x00003fff);/* u16)prxreport->pktlen; */ + } +} + +/* + * 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 odm_phy_status_info *pPHYInfo = (struct odm_phy_status_info *)(&pattrib->phy_info); + u8 *wlanhdr; + struct odm_per_pkt_info pkt_info; + u8 *sa = NULL; + struct sta_priv *pstapriv; + struct sta_info *psta; + + pkt_info.bPacketMatchBSSID = false; + pkt_info.bPacketToSelf = false; + pkt_info.bPacketBeacon = false; + + wlanhdr = precvframe->pkt->data; + + pkt_info.bPacketMatchBSSID = ((!IsFrameTypeCtrl(wlanhdr)) && + !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 && + (GetFrameSubType(wlanhdr) == WIFI_BEACON); + + 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(&padapter->HalData->odmpriv, pPHYInfo, + (u8 *)pphy_status, &(pkt_info)); + + 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); + } +} |