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rtl8812au/hal/rtl8812a/rtl8812a_xmit.c
farid 9175cd68db merged my branch
2018-07-13 14:56:34 +02:00

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/******************************************************************************
*
* 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 _RTL8812A_XMIT_C_
/* #include <drv_types.h> */
#include <rtl8812a_hal.h>
/*
* Description:
* Aggregation packets and send to hardware
*
* Return:
* 0 Success
* -1 Hardware resource(TX FIFO) not ready
* -2 Software resource(xmitbuf) not ready
*/
#ifdef CONFIG_TX_EARLY_MODE
/* #define DBG_EMINFO */
#if RTL8188E_EARLY_MODE_PKT_NUM_10 == 1
#define EARLY_MODE_MAX_PKT_NUM 10
#else
#define EARLY_MODE_MAX_PKT_NUM 5
#endif
struct EMInfo {
u8 EMPktNum;
u16 EMPktLen[EARLY_MODE_MAX_PKT_NUM];
};
void
InsertEMContent_8812(
struct EMInfo *pEMInfo,
IN pu1Byte VirtualAddress)
{
#if RTL8188E_EARLY_MODE_PKT_NUM_10 == 1
u1Byte index = 0;
u4Byte dwtmp = 0;
#endif
_rtw_memset(VirtualAddress, 0, EARLY_MODE_INFO_SIZE);
if (pEMInfo->EMPktNum == 0)
return;
#ifdef DBG_EMINFO
{
int i;
RTW_INFO("\n%s ==> pEMInfo->EMPktNum =%d\n", __FUNCTION__, pEMInfo->EMPktNum);
for (i = 0; i < EARLY_MODE_MAX_PKT_NUM; i++)
RTW_INFO("%s ==> pEMInfo->EMPktLen[%d] =%d\n", __FUNCTION__, i, pEMInfo->EMPktLen[i]);
}
#endif
#if RTL8188E_EARLY_MODE_PKT_NUM_10 == 1
SET_EARLYMODE_PKTNUM(VirtualAddress, pEMInfo->EMPktNum);
if (pEMInfo->EMPktNum == 1)
dwtmp = pEMInfo->EMPktLen[0];
else {
dwtmp = pEMInfo->EMPktLen[0];
dwtmp += ((dwtmp % 4) ? (4 - dwtmp % 4) : 0) + 4;
dwtmp += pEMInfo->EMPktLen[1];
}
SET_EARLYMODE_LEN0(VirtualAddress, dwtmp);
if (pEMInfo->EMPktNum <= 3)
dwtmp = pEMInfo->EMPktLen[2];
else {
dwtmp = pEMInfo->EMPktLen[2];
dwtmp += ((dwtmp % 4) ? (4 - dwtmp % 4) : 0) + 4;
dwtmp += pEMInfo->EMPktLen[3];
}
SET_EARLYMODE_LEN1(VirtualAddress, dwtmp);
if (pEMInfo->EMPktNum <= 5)
dwtmp = pEMInfo->EMPktLen[4];
else {
dwtmp = pEMInfo->EMPktLen[4];
dwtmp += ((dwtmp % 4) ? (4 - dwtmp % 4) : 0) + 4;
dwtmp += pEMInfo->EMPktLen[5];
}
SET_EARLYMODE_LEN2_1(VirtualAddress, dwtmp & 0xF);
SET_EARLYMODE_LEN2_2(VirtualAddress, dwtmp >> 4);
if (pEMInfo->EMPktNum <= 7)
dwtmp = pEMInfo->EMPktLen[6];
else {
dwtmp = pEMInfo->EMPktLen[6];
dwtmp += ((dwtmp % 4) ? (4 - dwtmp % 4) : 0) + 4;
dwtmp += pEMInfo->EMPktLen[7];
}
SET_EARLYMODE_LEN3(VirtualAddress, dwtmp);
if (pEMInfo->EMPktNum <= 9)
dwtmp = pEMInfo->EMPktLen[8];
else {
dwtmp = pEMInfo->EMPktLen[8];
dwtmp += ((dwtmp % 4) ? (4 - dwtmp % 4) : 0) + 4;
dwtmp += pEMInfo->EMPktLen[9];
}
SET_EARLYMODE_LEN4(VirtualAddress, dwtmp);
#else
SET_EARLYMODE_PKTNUM(VirtualAddress, pEMInfo->EMPktNum);
SET_EARLYMODE_LEN0(VirtualAddress, pEMInfo->EMPktLen[0]);
SET_EARLYMODE_LEN1(VirtualAddress, pEMInfo->EMPktLen[1]);
SET_EARLYMODE_LEN2_1(VirtualAddress, pEMInfo->EMPktLen[2] & 0xF);
SET_EARLYMODE_LEN2_2(VirtualAddress, pEMInfo->EMPktLen[2] >> 4);
SET_EARLYMODE_LEN3(VirtualAddress, pEMInfo->EMPktLen[3]);
SET_EARLYMODE_LEN4(VirtualAddress, pEMInfo->EMPktLen[4]);
#endif
}
void UpdateEarlyModeInfo8812(struct xmit_priv *pxmitpriv, struct xmit_buf *pxmitbuf)
{
/* _adapter *padapter, struct xmit_frame *pxmitframe,struct tx_servq *ptxservq */
int index, j;
u16 offset, pktlen;
PTXDESC_8812 ptxdesc;
u8 *pmem, *pEMInfo_mem;
s8 node_num_0 = 0, node_num_1 = 0;
struct EMInfo eminfo;
struct agg_pkt_info *paggpkt;
struct xmit_frame *pframe = (struct xmit_frame *)pxmitbuf->priv_data;
pmem = pframe->buf_addr;
#ifdef DBG_EMINFO
RTW_INFO("\n%s ==> agg_num:%d\n", __FUNCTION__, pframe->agg_num);
for (index = 0; index < pframe->agg_num; index++) {
offset = pxmitpriv->agg_pkt[index].offset;
pktlen = pxmitpriv->agg_pkt[index].pkt_len;
RTW_INFO("%s ==> agg_pkt[%d].offset=%d\n", __FUNCTION__, index, offset);
RTW_INFO("%s ==> agg_pkt[%d].pkt_len=%d\n", __FUNCTION__, index, pktlen);
}
#endif
if (pframe->agg_num > EARLY_MODE_MAX_PKT_NUM) {
node_num_0 = pframe->agg_num;
node_num_1 = EARLY_MODE_MAX_PKT_NUM - 1;
}
for (index = 0; index < pframe->agg_num; index++) {
offset = pxmitpriv->agg_pkt[index].offset;
pktlen = pxmitpriv->agg_pkt[index].pkt_len;
_rtw_memset(&eminfo, 0, sizeof(struct EMInfo));
if (pframe->agg_num > EARLY_MODE_MAX_PKT_NUM) {
if (node_num_0 > EARLY_MODE_MAX_PKT_NUM) {
eminfo.EMPktNum = EARLY_MODE_MAX_PKT_NUM;
node_num_0--;
} else {
eminfo.EMPktNum = node_num_1;
node_num_1--;
}
} else
eminfo.EMPktNum = pframe->agg_num - (index + 1);
for (j = 0; j < eminfo.EMPktNum ; j++) {
eminfo.EMPktLen[j] = pxmitpriv->agg_pkt[index + 1 + j].pkt_len + 4; /* 4 bytes CRC */
}
if (pmem) {
if (index == 0) {
ptxdesc = (PTXDESC_8812)(pmem);
pEMInfo_mem = ((u8 *)ptxdesc) + TXDESC_SIZE;
} else {
pmem = pmem + pxmitpriv->agg_pkt[index - 1].offset;
ptxdesc = (PTXDESC_8812)(pmem);
pEMInfo_mem = ((u8 *)ptxdesc) + TXDESC_SIZE;
}
#ifdef DBG_EMINFO
RTW_INFO("%s ==> desc.pkt_len=%d\n", __FUNCTION__, ptxdesc->pktlen);
#endif
InsertEMContent_8812(&eminfo, pEMInfo_mem);
}
}
_rtw_memset(pxmitpriv->agg_pkt, 0, sizeof(struct agg_pkt_info) * MAX_AGG_PKT_NUM);
}
#endif
void rtl8812a_cal_txdesc_chksum(u8 *ptxdesc)
{
u16 *usPtr;
u32 count;
u32 index;
u16 checksum = 0;
usPtr = (u16 *)ptxdesc;
/* checksume is always calculated by first 32 bytes, */
/* and it doesn't depend on TX DESC length. */
/* Thomas,Lucas@SD4,20130515 */
count = 16;
/* Clear first */
SET_TX_DESC_TX_DESC_CHECKSUM_8812(ptxdesc, 0);
for (index = 0 ; index < count ; index++)
checksum = checksum ^ le16_to_cpu(*(usPtr + index));
SET_TX_DESC_TX_DESC_CHECKSUM_8812(ptxdesc, checksum);
}
/*
* Description: In normal chip, we should send some packet to Hw which will be used by Fw
* in FW LPS mode. The function is to fill the Tx descriptor of this packets, then
* Fw can tell Hw to send these packet derectly.
* */
void rtl8812a_fill_fake_txdesc(
PADAPTER padapter,
u8 *pDesc,
u32 BufferLen,
u8 IsPsPoll,
u8 IsBTQosNull,
u8 bDataFrame)
{
struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
/* Clear all status */
_rtw_memset(pDesc, 0, TXDESC_SIZE);
SET_TX_DESC_FIRST_SEG_8812(pDesc, 1);
SET_TX_DESC_LAST_SEG_8812(pDesc, 1);
SET_TX_DESC_OFFSET_8812(pDesc, TXDESC_SIZE);
SET_TX_DESC_PKT_SIZE_8812(pDesc, BufferLen);
SET_TX_DESC_QUEUE_SEL_8812(pDesc, QSLT_MGNT);
if (pmlmeext->cur_wireless_mode & WIRELESS_11B)
SET_TX_DESC_RATE_ID_8812(pDesc, RATEID_IDX_B);
else
SET_TX_DESC_RATE_ID_8812(pDesc, RATEID_IDX_G);
/* Set NAVUSEHDR to prevent Ps-poll AId filed to be changed to error vlaue by Hw. */
if (IsPsPoll)
SET_TX_DESC_NAV_USE_HDR_8812(pDesc, 1);
else {
SET_TX_DESC_HWSEQ_EN_8812(pDesc, 1); /* Hw set sequence number */
}
if (IsBTQosNull)
SET_TX_DESC_BT_INT_8812(pDesc, 1);
SET_TX_DESC_USE_RATE_8812(pDesc, 1);
SET_TX_DESC_OWN_8812(pDesc, 1);
/* */
/* Encrypt the data frame if under security mode excepct null data. Suggested by CCW. */
/* */
if (_TRUE == bDataFrame) {
u32 EncAlg;
EncAlg = padapter->securitypriv.dot11PrivacyAlgrthm;
switch (EncAlg) {
case _NO_PRIVACY_:
SET_TX_DESC_SEC_TYPE_8812(pDesc, 0x0);
break;
case _WEP40_:
case _WEP104_:
case _TKIP_:
SET_TX_DESC_SEC_TYPE_8812(pDesc, 0x1);
break;
case _SMS4_:
SET_TX_DESC_SEC_TYPE_8812(pDesc, 0x2);
break;
case _AES_:
SET_TX_DESC_SEC_TYPE_8812(pDesc, 0x3);
break;
default:
SET_TX_DESC_SEC_TYPE_8812(pDesc, 0x0);
break;
}
}
SET_TX_DESC_TX_RATE_8812(pDesc, MRateToHwRate(pmlmeext->tx_rate));
#if defined(CONFIG_USB_HCI) || defined(CONFIG_SDIO_HCI)
/* USB interface drop packet if the checksum of descriptor isn't correct. */
/* Using this checksum can let hardware recovery from packet bulk out error (e.g. Cancel URC, Bulk out error.). */
rtl8812a_cal_txdesc_chksum(pDesc);
#endif
}
#if defined(CONFIG_CONCURRENT_MODE)
void fill_txdesc_force_bmc_camid(struct pkt_attrib *pattrib, u8 *ptxdesc)
{
if ((pattrib->encrypt > 0) && (!pattrib->bswenc)
&& (pattrib->bmc_camid != INVALID_SEC_MAC_CAM_ID)) {
SET_TX_DESC_EN_DESC_ID_8812(ptxdesc, 1);
SET_TX_DESC_MACID_8812(ptxdesc, pattrib->bmc_camid);
}
}
#endif
void fill_txdesc_bmc_tx_rate(struct pkt_attrib *pattrib, u8 *ptxdesc)
{
SET_TX_DESC_USE_RATE_8812(ptxdesc, 1);
SET_TX_DESC_TX_RATE_8812(ptxdesc, MRateToHwRate(pattrib->rate));
SET_TX_DESC_DISABLE_FB_8812(ptxdesc, 1);
}
void rtl8812a_fill_txdesc_sectype(struct pkt_attrib *pattrib, u8 *ptxdesc)
{
if ((pattrib->encrypt > 0) && !pattrib->bswenc) {
switch (pattrib->encrypt) {
/* SEC_TYPE : 0:NO_ENC,1:WEP40/TKIP,2:WAPI,3:AES */
case _WEP40_:
case _WEP104_:
case _TKIP_:
case _TKIP_WTMIC_:
SET_TX_DESC_SEC_TYPE_8812(ptxdesc, 0x1);
break;
#ifdef CONFIG_WAPI_SUPPORT
case _SMS4_:
SET_TX_DESC_SEC_TYPE_8812(ptxdesc, 0x2);
break;
#endif
case _AES_:
SET_TX_DESC_SEC_TYPE_8812(ptxdesc, 0x3);
break;
case _NO_PRIVACY_:
default:
SET_TX_DESC_SEC_TYPE_8812(ptxdesc, 0x0);
break;
}
}
}
void rtl8812a_fill_txdesc_vcs(PADAPTER padapter, struct pkt_attrib *pattrib, u8 *ptxdesc)
{
struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
/* RTW_INFO("vcs_mode=%d\n", pattrib->vcs_mode); */
if (pattrib->vcs_mode) {
switch (pattrib->vcs_mode) {
case RTS_CTS:
SET_TX_DESC_RTS_ENABLE_8812(ptxdesc, 1);
break;
case CTS_TO_SELF:
SET_TX_DESC_CTS2SELF_8812(ptxdesc, 1);
break;
case NONE_VCS:
default:
break;
}
if (pmlmeinfo->preamble_mode == PREAMBLE_SHORT)
SET_TX_DESC_RTS_SHORT_8812(ptxdesc, 1);
SET_TX_DESC_RTS_RATE_8812(ptxdesc, 0x8);/* RTS Rate=24M */
SET_TX_DESC_RTS_RATE_FB_LIMIT_8812(ptxdesc, 0xf);
/* Enable HW RTS */
if (IS_HARDWARE_TYPE_8821(padapter))
SET_TX_DESC_HW_RTS_ENABLE_8812(ptxdesc, 1);
}
}
void rtl8812a_fill_txdesc_phy(PADAPTER padapter, struct pkt_attrib *pattrib, u8 *ptxdesc)
{
/* RTW_INFO("bwmode=%d, ch_off=%d\n", pattrib->bwmode, pattrib->ch_offset); */
if (pattrib->ht_en) {
/* Set Bandwidth and sub-channel settings. */
SET_TX_DESC_DATA_BW_8812(ptxdesc, BWMapping_8812(padapter, pattrib));
SET_TX_DESC_DATA_SC_8812(ptxdesc, SCMapping_8812(padapter, pattrib));
}
}
u8
BWMapping_8812(
IN PADAPTER Adapter,
IN struct pkt_attrib *pattrib
)
{
u8 BWSettingOfDesc = 0;
PHAL_DATA_TYPE pHalData = GET_HAL_DATA(Adapter);
/* RTW_INFO("BWMapping pHalData->current_channel_bw %d, pattrib->bwmode %d\n",pHalData->current_channel_bw,pattrib->bwmode); */
if (pHalData->current_channel_bw == CHANNEL_WIDTH_80) {
if (pattrib->bwmode == CHANNEL_WIDTH_80)
BWSettingOfDesc = 2;
else if (pattrib->bwmode == CHANNEL_WIDTH_40)
BWSettingOfDesc = 1;
else
BWSettingOfDesc = 0;
} else if (pHalData->current_channel_bw == CHANNEL_WIDTH_40) {
if ((pattrib->bwmode == CHANNEL_WIDTH_40) || (pattrib->bwmode == CHANNEL_WIDTH_80))
BWSettingOfDesc = 1;
else
BWSettingOfDesc = 0;
} else
BWSettingOfDesc = 0;
return BWSettingOfDesc;
}
u8
SCMapping_8812(
IN PADAPTER Adapter,
IN struct pkt_attrib *pattrib
)
{
u8 SCSettingOfDesc = 0;
PHAL_DATA_TYPE pHalData = GET_HAL_DATA(Adapter);
/* RTW_INFO("SCMapping: pHalData->current_channel_bw %d, pHalData->nCur80MhzPrimeSC %d, pHalData->nCur40MhzPrimeSC %d\n",pHalData->current_channel_bw,pHalData->nCur80MhzPrimeSC,pHalData->nCur40MhzPrimeSC); */
if (pHalData->current_channel_bw == CHANNEL_WIDTH_80) {
if (pattrib->bwmode == CHANNEL_WIDTH_80)
SCSettingOfDesc = VHT_DATA_SC_DONOT_CARE;
else if (pattrib->bwmode == CHANNEL_WIDTH_40) {
if (pHalData->nCur80MhzPrimeSC == HAL_PRIME_CHNL_OFFSET_LOWER)
SCSettingOfDesc = VHT_DATA_SC_40_LOWER_OF_80MHZ;
else if (pHalData->nCur80MhzPrimeSC == HAL_PRIME_CHNL_OFFSET_UPPER)
SCSettingOfDesc = VHT_DATA_SC_40_UPPER_OF_80MHZ;
else
RTW_INFO("SCMapping: DONOT CARE Mode Setting\n");
} else {
if ((pHalData->nCur40MhzPrimeSC == HAL_PRIME_CHNL_OFFSET_LOWER) && (pHalData->nCur80MhzPrimeSC == HAL_PRIME_CHNL_OFFSET_LOWER))
SCSettingOfDesc = VHT_DATA_SC_20_LOWEST_OF_80MHZ;
else if ((pHalData->nCur40MhzPrimeSC == HAL_PRIME_CHNL_OFFSET_UPPER) && (pHalData->nCur80MhzPrimeSC == HAL_PRIME_CHNL_OFFSET_LOWER))
SCSettingOfDesc = VHT_DATA_SC_20_LOWER_OF_80MHZ;
else if ((pHalData->nCur40MhzPrimeSC == HAL_PRIME_CHNL_OFFSET_LOWER) && (pHalData->nCur80MhzPrimeSC == HAL_PRIME_CHNL_OFFSET_UPPER))
SCSettingOfDesc = VHT_DATA_SC_20_UPPER_OF_80MHZ;
else if ((pHalData->nCur40MhzPrimeSC == HAL_PRIME_CHNL_OFFSET_UPPER) && (pHalData->nCur80MhzPrimeSC == HAL_PRIME_CHNL_OFFSET_UPPER))
SCSettingOfDesc = VHT_DATA_SC_20_UPPERST_OF_80MHZ;
else
RTW_INFO("SCMapping: DONOT CARE Mode Setting\n");
}
} else if (pHalData->current_channel_bw == CHANNEL_WIDTH_40) {
/* RTW_INFO("SCMapping: HT Case: pHalData->current_channel_bw %d, pHalData->nCur40MhzPrimeSC %d\n",pHalData->current_channel_bw,pHalData->nCur40MhzPrimeSC); */
if (pattrib->bwmode == CHANNEL_WIDTH_40)
SCSettingOfDesc = VHT_DATA_SC_DONOT_CARE;
else if (pattrib->bwmode == CHANNEL_WIDTH_20) {
if (pHalData->nCur40MhzPrimeSC == HAL_PRIME_CHNL_OFFSET_UPPER)
SCSettingOfDesc = VHT_DATA_SC_20_UPPER_OF_80MHZ;
else if (pHalData->nCur40MhzPrimeSC == HAL_PRIME_CHNL_OFFSET_LOWER)
SCSettingOfDesc = VHT_DATA_SC_20_LOWER_OF_80MHZ;
else
SCSettingOfDesc = VHT_DATA_SC_DONOT_CARE;
}
} else
SCSettingOfDesc = VHT_DATA_SC_DONOT_CARE;
return SCSettingOfDesc;
}
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