realtek-rtl8188eus-dkms/hal/rtl8188e/rtl8188e_rxdesc.c

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2019-12-17 16:14:15 +00:00
/******************************************************************************
*
* Copyright(c) 2007 - 2017 Realtek Corporation.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of version 2 of the GNU General Public License as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
*****************************************************************************/
#define _RTL8188E_REDESC_C_
#include <drv_types.h>
#include <rtl8188e_hal.h>
void rtl8188e_query_rx_desc_status(
union recv_frame *precvframe,
struct recv_stat *prxstat)
{
struct rx_pkt_attrib *pattrib;
struct recv_stat report;
PRXREPORT prxreport;
/* struct recv_frame_hdr *phdr; */
/* phdr = &precvframe->u.hdr; */
report.rxdw0 = le32_to_cpu(prxstat->rxdw0);
report.rxdw1 = le32_to_cpu(prxstat->rxdw1);
report.rxdw2 = le32_to_cpu(prxstat->rxdw2);
report.rxdw3 = le32_to_cpu(prxstat->rxdw3);
report.rxdw4 = le32_to_cpu(prxstat->rxdw4);
report.rxdw5 = le32_to_cpu(prxstat->rxdw5);
prxreport = (PRXREPORT)&report;
pattrib = &precvframe->u.hdr.attrib;
_rtw_memset(pattrib, 0, sizeof(struct rx_pkt_attrib));
pattrib->crc_err = (u8)((report.rxdw0 >> 14) & 0x1);;/* (u8)prxreport->crc32; */
/* update rx report to recv_frame attribute */
pattrib->pkt_rpt_type = (u8)((report.rxdw3 >> 14) & 0x3);/* prxreport->rpt_sel; */
if (pattrib->pkt_rpt_type == NORMAL_RX) { /* Normal rx packet */
pattrib->pkt_len = (u16)(report.rxdw0 & 0x00003fff); /* (u16)prxreport->pktlen; */
pattrib->drvinfo_sz = (u8)((report.rxdw0 >> 16) & 0xf) * 8;/* (u8)(prxreport->drvinfosize << 3); */
pattrib->physt = (u8)((report.rxdw0 >> 26) & 0x1); /* (u8)prxreport->physt; */
pattrib->bdecrypted = (report.rxdw0 & BIT(27)) ? 0 : 1; /* (u8)(prxreport->swdec ? 0 : 1); */
pattrib->encrypt = (u8)((report.rxdw0 >> 20) & 0x7);/* (u8)prxreport->security; */
pattrib->qos = (u8)((report.rxdw0 >> 23) & 0x1);/* (u8)prxreport->qos; */
pattrib->priority = (u8)((report.rxdw1 >> 8) & 0xf);/* (u8)prxreport->tid; */
pattrib->amsdu = (u8)((report.rxdw1 >> 13) & 0x1);/* (u8)prxreport->amsdu; */
pattrib->seq_num = (u16)(report.rxdw2 & 0x00000fff);/* (u16)prxreport->seq; */
pattrib->frag_num = (u8)((report.rxdw2 >> 12) & 0xf);/* (u8)prxreport->frag; */
pattrib->mfrag = (u8)((report.rxdw1 >> 27) & 0x1);/* (u8)prxreport->mf; */
pattrib->mdata = (u8)((report.rxdw1 >> 26) & 0x1);/* (u8)prxreport->md; */
pattrib->data_rate = (u8)(report.rxdw3 & 0x3f);/* (u8)prxreport->rxmcs; */
pattrib->icv_err = (u8)((report.rxdw0 >> 15) & 0x1);/* (u8)prxreport->icverr; */
pattrib->shift_sz = (u8)((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)(report.rxdw0 & 0x3FF); /* Rx length[9:0] */
pattrib->drvinfo_sz = 0;
/* */
/* Get TX report MAC ID valid. */
/* */
pattrib->MacIDValidEntry[0] = report.rxdw4;
pattrib->MacIDValidEntry[1] = report.rxdw5;
} else if (pattrib->pkt_rpt_type == HIS_REPORT) { /* USB HISR RPT */
pattrib->pkt_len = (u16)(report.rxdw0 & 0x00003fff); /* (u16)prxreport->pktlen; */
}
}