void ieee80211_query_seqnum(struct ieee80211_device*ieee, struct sk_buff* skb, u8* dst)
{
if (is_multicast_ether_addr(dst) || is_broadcast_ether_addr(dst))
return;
if (IsQoSDataFrame(skb->data)) //we deal qos data only
{
PTX_TS_RECORD pTS = NULL;
if (!GetTs(ieee, (PTS_COMMON_INFO*)(&pTS), dst, skb->priority, TX_DIR, true))
{
return;
}
pTS->TxCurSeq = (pTS->TxCurSeq+1)%4096;
}
}
u16 rtllib_query_seqnum(struct rtllib_device *ieee, struct sk_buff *skb,
u8 *dst)
{
u16 seqnum = 0;
if (is_multicast_ether_addr(dst))
return 0;
if (IsQoSDataFrame(skb->data)) {
struct tx_ts_record *pTS = NULL;
if (!GetTs(ieee, (struct ts_common_info **)(&pTS), dst,
skb->priority, TX_DIR, true))
return 0;
seqnum = pTS->TxCurSeq;
pTS->TxCurSeq = (pTS->TxCurSeq+1)%4096;
return seqnum;
}
return 0;
}
u16 rtllib_query_seqnum(struct rtllib_device*ieee, struct sk_buff* skb, u8* dst)
{
u16 seqnum = 0;
if (is_multicast_ether_addr(dst) || is_broadcast_ether_addr(dst))
return 0;
if (IsQoSDataFrame(skb->data))
{
PTX_TS_RECORD pTS = NULL;
if (!GetTs(ieee, (PTS_COMMON_INFO*)(&pTS), dst, skb->priority, TX_DIR, true))
{
return 0;
}
seqnum = pTS->TxCurSeq;
pTS->TxCurSeq = (pTS->TxCurSeq+1)%4096;
return seqnum;
}
return 0;
}
void rtllib_tx_query_agg_cap(struct rtllib_device* ieee, struct sk_buff* skb, cb_desc* tcb_desc)
{
PRT_HIGH_THROUGHPUT pHTInfo = ieee->pHTInfo;
PTX_TS_RECORD pTxTs = NULL;
struct rtllib_hdr_1addr* hdr = (struct rtllib_hdr_1addr*)skb->data;
if (!pHTInfo->bCurrentHTSupport||!pHTInfo->bEnableHT)
return;
if (!IsQoSDataFrame(skb->data))
return;
if (is_multicast_ether_addr(hdr->addr1) || is_broadcast_ether_addr(hdr->addr1))
return;
//check packet and mode later
#ifdef TO_DO_LIST
if(pTcb->PacketLength >= 4096)
return;
// For RTL819X, if pairwisekey = wep/tkip, we don't aggrregation.
if(!Adapter->HalFunc.GetNmodeSupportBySecCfgHandler(Adapter))
return;
#endif
if(pHTInfo->IOTAction & HT_IOT_ACT_TX_NO_AGGREGATION)
return;
if(!ieee->GetNmodeSupportBySecCfg(ieee->dev))
{
return;
}
if(pHTInfo->bCurrentAMPDUEnable)
{
if (!GetTs(ieee, (PTS_COMMON_INFO*)(&pTxTs), hdr->addr1, skb->priority, TX_DIR, true))
{
printk("===>can't get TS\n");
return;
}
if (pTxTs->TxAdmittedBARecord.bValid == false)
{
//as some AP will refuse our action frame until key handshake has been finished. WB
if (ieee->wpa_ie_len && (ieee->pairwise_key_type == KEY_TYPE_NA)) {
;//printk("############### ieee->wpa_ie_len=%d ieee->pairwise_key_type=%d\n", ieee->wpa_ie_len,ieee->pairwise_key_type);
} else if (tcb_desc->bdhcp == 1){
;//dhcp my be very slow for some ap like linksys610N/350N
} else if (!pTxTs->bDisable_AddBa){
TsStartAddBaProcess(ieee, pTxTs);
}
goto FORCED_AGG_SETTING;
}
else if (pTxTs->bUsingBa == false)
{
if (SN_LESS(pTxTs->TxAdmittedBARecord.BaStartSeqCtrl.field.SeqNum, (pTxTs->TxCurSeq+1)%4096))
pTxTs->bUsingBa = true;
else
goto FORCED_AGG_SETTING;
}
#ifndef _RTL8192_EXT_PATCH_
if (ieee->iw_mode == IW_MODE_INFRA)
#endif
{
tcb_desc->bAMPDUEnable = true;
tcb_desc->ampdu_factor = pHTInfo->CurrentAMPDUFactor;
tcb_desc->ampdu_density = pHTInfo->CurrentMPDUDensity;
}
}
FORCED_AGG_SETTING:
switch(pHTInfo->ForcedAMPDUMode )
{
case HT_AGG_AUTO:
break;
case HT_AGG_FORCE_ENABLE:
tcb_desc->bAMPDUEnable = true;
tcb_desc->ampdu_density = pHTInfo->ForcedMPDUDensity;
tcb_desc->ampdu_factor = pHTInfo->ForcedAMPDUFactor;
break;
case HT_AGG_FORCE_DISABLE:
tcb_desc->bAMPDUEnable = false;
tcb_desc->ampdu_density = 0;
tcb_desc->ampdu_factor = 0;
break;
}
return;
}
void ieee80211_tx_query_agg_cap(struct ieee80211_device* ieee, struct sk_buff* skb, cb_desc* tcb_desc)
{
PRT_HIGH_THROUGHPUT pHTInfo = ieee->pHTInfo;
PTX_TS_RECORD pTxTs = NULL;
struct ieee80211_hdr_1addr* hdr = (struct ieee80211_hdr_1addr*)skb->data;
if (!pHTInfo->bCurrentHTSupport||!pHTInfo->bEnableHT)
return;
if (!IsQoSDataFrame(skb->data))
return;
if (is_multicast_ether_addr(hdr->addr1) || is_broadcast_ether_addr(hdr->addr1))
return;
//check packet and mode later
#ifdef TO_DO_LIST
if(pTcb->PacketLength >= 4096)
return;
// For RTL819X, if pairwisekey = wep/tkip, we don't aggrregation.
if(!Adapter->HalFunc.GetNmodeSupportBySecCfgHandler(Adapter))
return;
#endif
if(!ieee->GetNmodeSupportBySecCfg(ieee->dev))
{
return;
}
if(pHTInfo->bCurrentAMPDUEnable)
{
if (!GetTs(ieee, (PTS_COMMON_INFO*)(&pTxTs), hdr->addr1, skb->priority, TX_DIR, true))
{
;
return;
}
if (pTxTs->TxAdmittedBARecord.bValid == false)
{
TsStartAddBaProcess(ieee, pTxTs);
goto FORCED_AGG_SETTING;
}
else if (pTxTs->bUsingBa == false)
{
if (SN_LESS(pTxTs->TxAdmittedBARecord.BaStartSeqCtrl.field.SeqNum, (pTxTs->TxCurSeq+1)%4096))
pTxTs->bUsingBa = true;
else
goto FORCED_AGG_SETTING;
}
if (ieee->iw_mode == IW_MODE_INFRA)
{
tcb_desc->bAMPDUEnable = true;
tcb_desc->ampdu_factor = pHTInfo->CurrentAMPDUFactor;
tcb_desc->ampdu_density = pHTInfo->CurrentMPDUDensity;
}
}
FORCED_AGG_SETTING:
switch(pHTInfo->ForcedAMPDUMode )
{
case HT_AGG_AUTO:
break;
case HT_AGG_FORCE_ENABLE:
tcb_desc->bAMPDUEnable = true;
tcb_desc->ampdu_density = pHTInfo->ForcedMPDUDensity;
tcb_desc->ampdu_factor = pHTInfo->ForcedAMPDUFactor;
break;
case HT_AGG_FORCE_DISABLE:
tcb_desc->bAMPDUEnable = false;
tcb_desc->ampdu_density = 0;
tcb_desc->ampdu_factor = 0;
break;
}
return;
}
static void rtllib_tx_query_agg_cap(struct rtllib_device *ieee,
struct sk_buff *skb,
struct cb_desc *tcb_desc)
{
struct rt_hi_throughput *pHTInfo = ieee->pHTInfo;
struct tx_ts_record *pTxTs = NULL;
struct rtllib_hdr_1addr *hdr = (struct rtllib_hdr_1addr *)skb->data;
if (rtllib_act_scanning(ieee, false))
return;
if (!pHTInfo->bCurrentHTSupport || !pHTInfo->bEnableHT)
return;
if (!IsQoSDataFrame(skb->data))
return;
if (is_multicast_ether_addr(hdr->addr1))
return;
if (tcb_desc->bdhcp || ieee->CntAfterLink < 2)
return;
if (pHTInfo->IOTAction & HT_IOT_ACT_TX_NO_AGGREGATION)
return;
if (!ieee->GetNmodeSupportBySecCfg(ieee->dev))
return;
if (pHTInfo->bCurrentAMPDUEnable) {
if (!GetTs(ieee, (struct ts_common_info **)(&pTxTs), hdr->addr1,
skb->priority, TX_DIR, true)) {
printk(KERN_INFO "%s: can't get TS\n", __func__);
return;
}
if (pTxTs->TxAdmittedBARecord.bValid == false) {
if (ieee->wpa_ie_len && (ieee->pairwise_key_type ==
KEY_TYPE_NA)) {
;
} else if (tcb_desc->bdhcp == 1) {
;
} else if (!pTxTs->bDisable_AddBa) {
TsStartAddBaProcess(ieee, pTxTs);
}
goto FORCED_AGG_SETTING;
} else if (pTxTs->bUsingBa == false) {
if (SN_LESS(pTxTs->TxAdmittedBARecord.BaStartSeqCtrl.field.SeqNum,
(pTxTs->TxCurSeq+1)%4096))
pTxTs->bUsingBa = true;
else
goto FORCED_AGG_SETTING;
}
if (ieee->iw_mode == IW_MODE_INFRA) {
tcb_desc->bAMPDUEnable = true;
tcb_desc->ampdu_factor = pHTInfo->CurrentAMPDUFactor;
tcb_desc->ampdu_density = pHTInfo->CurrentMPDUDensity;
}
}
FORCED_AGG_SETTING:
switch (pHTInfo->ForcedAMPDUMode) {
case HT_AGG_AUTO:
break;
case HT_AGG_FORCE_ENABLE:
tcb_desc->bAMPDUEnable = true;
tcb_desc->ampdu_density = pHTInfo->ForcedMPDUDensity;
tcb_desc->ampdu_factor = pHTInfo->ForcedAMPDUFactor;
break;
case HT_AGG_FORCE_DISABLE:
tcb_desc->bAMPDUEnable = false;
tcb_desc->ampdu_density = 0;
tcb_desc->ampdu_factor = 0;
break;
}
return;
}
void rtllib_tx_query_agg_cap(struct rtllib_device* ieee, struct sk_buff* skb, cb_desc* tcb_desc)
{
PRT_HIGH_THROUGHPUT pHTInfo = ieee->pHTInfo;
PTX_TS_RECORD pTxTs = NULL;
struct rtllib_hdr_1addr* hdr = (struct rtllib_hdr_1addr*)skb->data;
if(tcb_desc->bBTTxPacket)
return;
if(rtllib_act_scanning(ieee,false))
return;
if (!pHTInfo->bCurrentHTSupport||!pHTInfo->bEnableHT){
return;
}
if (!IsQoSDataFrame(skb->data)){
return;
}
if (is_multicast_ether_addr(hdr->addr1) || is_broadcast_ether_addr(hdr->addr1)){
return;
}
#ifdef TO_DO_LIST
if(pTcb->PacketLength >= 4096)
return;
if(!Adapter->HalFunc.GetNmodeSupportBySecCfgHandler(Adapter))
return;
#endif
if(tcb_desc->bdhcp || ieee->CntAfterLink<2){
return;
}
if(pHTInfo->IOTAction & HT_IOT_ACT_TX_NO_AGGREGATION){
return;
}
if(!ieee->GetNmodeSupportBySecCfg(ieee->dev)){
return;
}
if(pHTInfo->bCurrentAMPDUEnable){
if (!GetTs(ieee, (PTS_COMMON_INFO*)(&pTxTs), hdr->addr1, skb->priority, TX_DIR, true)){
printk("%s: can't get TS\n", __func__);
return;
}
if (pTxTs->TxAdmittedBARecord.bValid == false){
if (ieee->wpa_ie_len && (ieee->pairwise_key_type == KEY_TYPE_NA)) {
;
} else if (tcb_desc->bdhcp == 1){
;
} else if (!pTxTs->bDisable_AddBa){
TsStartAddBaProcess(ieee, pTxTs);
}
goto FORCED_AGG_SETTING;
}
else if (pTxTs->bUsingBa == false)
{
if (SN_LESS(pTxTs->TxAdmittedBARecord.BaStartSeqCtrl.field.SeqNum, (pTxTs->TxCurSeq+1)%4096))
pTxTs->bUsingBa = true;
else
goto FORCED_AGG_SETTING;
}
#ifndef _RTL8192_EXT_PATCH_
#ifndef RTL8192S_WAPI_SUPPORT
if (ieee->iw_mode == IW_MODE_INFRA
#ifdef ASL
|| (ieee->iw_mode == IW_MODE_APSTA && ieee->state == RTLLIB_LINKED)
#endif
)
#endif
#endif
{
tcb_desc->bAMPDUEnable = true;
tcb_desc->ampdu_factor = pHTInfo->CurrentAMPDUFactor;
tcb_desc->ampdu_density = pHTInfo->CurrentMPDUDensity;
}
}
FORCED_AGG_SETTING:
switch(pHTInfo->ForcedAMPDUMode )
{
case HT_AGG_AUTO:
break;
case HT_AGG_FORCE_ENABLE:
tcb_desc->bAMPDUEnable = true;
tcb_desc->ampdu_density = pHTInfo->ForcedMPDUDensity;
tcb_desc->ampdu_factor = pHTInfo->ForcedAMPDUFactor;
break;
case HT_AGG_FORCE_DISABLE:
tcb_desc->bAMPDUEnable = false;
tcb_desc->ampdu_density = 0;
tcb_desc->ampdu_factor = 0;
break;
}
return;
}