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rtl8188eu/hal/Hal8188ERateAdaptive.c
Larry Finger adfd7de95d rtl8188eu: Put the current kernel files into a new branch named kernel_code 
Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
2014-11-15 18:19:39 -06:00

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/*++
Copyright (c) Realtek Semiconductor Corp. All rights reserved.
Module Name:
RateAdaptive.c
Abstract:
Implement Rate Adaptive functions for common operations.
Major Change History:
When Who What
---------- --------------- -------------------------------
2011-08-12 Page Create.
--*/
#include "odm_precomp.h"
/* Rate adaptive parameters */
static u8 RETRY_PENALTY[PERENTRY][RETRYSIZE+1] = {
{5, 4, 3, 2, 0, 3}, /* 92 , idx = 0 */
{6, 5, 4, 3, 0, 4}, /* 86 , idx = 1 */
{6, 5, 4, 2, 0, 4}, /* 81 , idx = 2 */
{8, 7, 6, 4, 0, 6}, /* 75 , idx = 3 */
{10, 9, 8, 6, 0, 8}, /* 71 , idx = 4 */
{10, 9, 8, 4, 0, 8}, /* 66 , idx = 5 */
{10, 9, 8, 2, 0, 8}, /* 62 , idx = 6 */
{10, 9, 8, 0, 0, 8}, /* 59 , idx = 7 */
{18, 17, 16, 8, 0, 16}, /* 53 , idx = 8 */
{26, 25, 24, 16, 0, 24}, /* 50 , idx = 9 */
{34, 33, 32, 24, 0, 32}, /* 47 , idx = 0x0a */
{34, 31, 28, 20, 0, 32}, /* 43 , idx = 0x0b */
{34, 31, 27, 18, 0, 32}, /* 40 , idx = 0x0c */
{34, 31, 26, 16, 0, 32}, /* 37 , idx = 0x0d */
{34, 30, 22, 16, 0, 32}, /* 32 , idx = 0x0e */
{34, 30, 24, 16, 0, 32}, /* 26 , idx = 0x0f */
{49, 46, 40, 16, 0, 48}, /* 20 , idx = 0x10 */
{49, 45, 32, 0, 0, 48}, /* 17 , idx = 0x11 */
{49, 45, 22, 18, 0, 48}, /* 15 , idx = 0x12 */
{49, 40, 24, 16, 0, 48}, /* 12 , idx = 0x13 */
{49, 32, 18, 12, 0, 48}, /* 9 , idx = 0x14 */
{49, 22, 18, 14, 0, 48}, /* 6 , idx = 0x15 */
{49, 16, 16, 0, 0, 48}
}; /* 3, idx = 0x16 */
static u8 PT_PENALTY[RETRYSIZE+1] = {34, 31, 30, 24, 0, 32};
/* wilson modify */
static u8 RETRY_PENALTY_IDX[2][RATESIZE] = {
{4, 4, 4, 5, 4, 4, 5, 7, 7, 7, 8, 0x0a, /* SS>TH */
4, 4, 4, 4, 6, 0x0a, 0x0b, 0x0d,
5, 5, 7, 7, 8, 0x0b, 0x0d, 0x0f}, /* 0329 R01 */
{0x0a, 0x0a, 0x0b, 0x0c, 0x0a,
0x0a, 0x0b, 0x0c, 0x0d, 0x10, 0x13, 0x14, /* SS<TH */
0x0b, 0x0c, 0x0d, 0x0e, 0x0f, 0x11, 0x13, 0x15,
9, 9, 9, 9, 0x0c, 0x0e, 0x11, 0x13}
};
static u8 RETRY_PENALTY_UP_IDX[RATESIZE] = {
0x0c, 0x0d, 0x0d, 0x0f, 0x0d, 0x0e,
0x0f, 0x0f, 0x10, 0x12, 0x13, 0x14, /* SS>TH */
0x0f, 0x10, 0x10, 0x12, 0x12, 0x13, 0x14, 0x15,
0x11, 0x11, 0x12, 0x13, 0x13, 0x13, 0x14, 0x15};
static u8 RSSI_THRESHOLD[RATESIZE] = {
0, 0, 0, 0,
0, 0, 0, 0, 0, 0x24, 0x26, 0x2a,
0x18, 0x1a, 0x1d, 0x1f, 0x21, 0x27, 0x29, 0x2a,
0, 0, 0, 0x1f, 0x23, 0x28, 0x2a, 0x2c};
static u16 N_THRESHOLD_HIGH[RATESIZE] = {
4, 4, 8, 16,
24, 36, 48, 72, 96, 144, 192, 216,
60, 80, 100, 160, 240, 400, 560, 640,
300, 320, 480, 720, 1000, 1200, 1600, 2000};
static u16 N_THRESHOLD_LOW[RATESIZE] = {
2, 2, 4, 8,
12, 18, 24, 36, 48, 72, 96, 108,
30, 40, 50, 80, 120, 200, 280, 320,
150, 160, 240, 360, 500, 600, 800, 1000};
static u8 DROPING_NECESSARY[RATESIZE] = {
1, 1, 1, 1,
1, 2, 3, 4, 5, 6, 7, 8,
1, 2, 3, 4, 5, 6, 7, 8,
5, 6, 7, 8, 9, 10, 11, 12};
static u8 PendingForRateUpFail[5] = {2, 10, 24, 40, 60};
static u16 DynamicTxRPTTiming[6] = {
0x186a, 0x30d4, 0x493e, 0x61a8, 0x7a12 , 0x927c}; /* 200ms-1200ms */
/* End Rate adaptive parameters */
static void odm_SetTxRPTTiming_8188E(
struct odm_dm_struct *dm_odm,
struct odm_ra_info *pRaInfo,
u8 extend
)
{
u8 idx = 0;
for (idx = 0; idx < 5; idx++)
if (DynamicTxRPTTiming[idx] == pRaInfo->RptTime)
break;
if (extend == 0) { /* back to default timing */
idx = 0; /* 200ms */
} else if (extend == 1) {/* increase the timing */
idx += 1;
if (idx > 5)
idx = 5;
} else if (extend == 2) {/* decrease the timing */
if (idx != 0)
idx -= 1;
}
pRaInfo->RptTime = DynamicTxRPTTiming[idx];
ODM_RT_TRACE(dm_odm, ODM_COMP_RATE_ADAPTIVE, ODM_DBG_LOUD, ("pRaInfo->RptTime = 0x%x\n", pRaInfo->RptTime));
}
static int odm_RateDown_8188E(struct odm_dm_struct *dm_odm, struct odm_ra_info *pRaInfo)
{
u8 RateID, LowestRate, HighestRate;
u8 i;
ODM_RT_TRACE(dm_odm, ODM_COMP_RATE_ADAPTIVE, ODM_DBG_TRACE, ("=====>odm_RateDown_8188E()\n"));
if (NULL == pRaInfo) {
ODM_RT_TRACE(dm_odm, ODM_COMP_RATE_ADAPTIVE, ODM_DBG_LOUD, ("odm_RateDown_8188E(): pRaInfo is NULL\n"));
return -1;
}
RateID = pRaInfo->PreRate;
LowestRate = pRaInfo->LowestRate;
HighestRate = pRaInfo->HighestRate;
ODM_RT_TRACE(dm_odm, ODM_COMP_RATE_ADAPTIVE, ODM_DBG_TRACE,
(" RateID =%d LowestRate =%d HighestRate =%d RateSGI =%d\n",
RateID, LowestRate, HighestRate, pRaInfo->RateSGI));
if (RateID > HighestRate) {
RateID = HighestRate;
} else if (pRaInfo->RateSGI) {
pRaInfo->RateSGI = 0;
} else if (RateID > LowestRate) {
if (RateID > 0) {
for (i = RateID-1; i > LowestRate; i--) {
if (pRaInfo->RAUseRate & BIT(i)) {
RateID = i;
goto RateDownFinish;
}
}
}
} else if (RateID <= LowestRate) {
RateID = LowestRate;
}
RateDownFinish:
if (pRaInfo->RAWaitingCounter == 1) {
pRaInfo->RAWaitingCounter += 1;
pRaInfo->RAPendingCounter += 1;
} else if (pRaInfo->RAWaitingCounter == 0) {
;
} else {
pRaInfo->RAWaitingCounter = 0;
pRaInfo->RAPendingCounter = 0;
}
if (pRaInfo->RAPendingCounter >= 4)
pRaInfo->RAPendingCounter = 4;
pRaInfo->DecisionRate = RateID;
odm_SetTxRPTTiming_8188E(dm_odm, pRaInfo, 2);
ODM_RT_TRACE(dm_odm, ODM_COMP_RATE_ADAPTIVE, ODM_DBG_LOUD, ("Rate down, RPT Timing default\n"));
ODM_RT_TRACE(dm_odm, ODM_COMP_RATE_ADAPTIVE, ODM_DBG_TRACE, ("RAWaitingCounter %d, RAPendingCounter %d", pRaInfo->RAWaitingCounter, pRaInfo->RAPendingCounter));
ODM_RT_TRACE(dm_odm, ODM_COMP_RATE_ADAPTIVE, ODM_DBG_LOUD, ("Rate down to RateID %d RateSGI %d\n", RateID, pRaInfo->RateSGI));
ODM_RT_TRACE(dm_odm, ODM_COMP_RATE_ADAPTIVE, ODM_DBG_TRACE, ("<===== odm_RateDown_8188E()\n"));
return 0;
}
static int odm_RateUp_8188E(
struct odm_dm_struct *dm_odm,
struct odm_ra_info *pRaInfo
)
{
u8 RateID, HighestRate;
u8 i;
ODM_RT_TRACE(dm_odm, ODM_COMP_RATE_ADAPTIVE, ODM_DBG_TRACE, ("=====>odm_RateUp_8188E()\n"));
if (NULL == pRaInfo) {
ODM_RT_TRACE(dm_odm, ODM_COMP_RATE_ADAPTIVE, ODM_DBG_LOUD, ("odm_RateUp_8188E(): pRaInfo is NULL\n"));
return -1;
}
RateID = pRaInfo->PreRate;
HighestRate = pRaInfo->HighestRate;
ODM_RT_TRACE(dm_odm, ODM_COMP_RATE_ADAPTIVE, ODM_DBG_TRACE,
(" RateID =%d HighestRate =%d\n",
RateID, HighestRate));
if (pRaInfo->RAWaitingCounter == 1) {
pRaInfo->RAWaitingCounter = 0;
pRaInfo->RAPendingCounter = 0;
} else if (pRaInfo->RAWaitingCounter > 1) {
pRaInfo->PreRssiStaRA = pRaInfo->RssiStaRA;
goto RateUpfinish;
}
odm_SetTxRPTTiming_8188E(dm_odm, pRaInfo, 0);
ODM_RT_TRACE(dm_odm, ODM_COMP_RATE_ADAPTIVE, ODM_DBG_LOUD, ("odm_RateUp_8188E():Decrease RPT Timing\n"));
if (RateID < HighestRate) {
for (i = RateID+1; i <= HighestRate; i++) {
if (pRaInfo->RAUseRate & BIT(i)) {
RateID = i;
goto RateUpfinish;
}
}
} else if (RateID == HighestRate) {
if (pRaInfo->SGIEnable && (pRaInfo->RateSGI != 1))
pRaInfo->RateSGI = 1;
else if ((pRaInfo->SGIEnable) != 1)
pRaInfo->RateSGI = 0;
} else {
RateID = HighestRate;
}
RateUpfinish:
if (pRaInfo->RAWaitingCounter == (4+PendingForRateUpFail[pRaInfo->RAPendingCounter]))
pRaInfo->RAWaitingCounter = 0;
else
pRaInfo->RAWaitingCounter++;
pRaInfo->DecisionRate = RateID;
ODM_RT_TRACE(dm_odm, ODM_COMP_RATE_ADAPTIVE, ODM_DBG_LOUD, ("Rate up to RateID %d\n", RateID));
ODM_RT_TRACE(dm_odm, ODM_COMP_RATE_ADAPTIVE, ODM_DBG_TRACE, ("RAWaitingCounter %d, RAPendingCounter %d", pRaInfo->RAWaitingCounter, pRaInfo->RAPendingCounter));
ODM_RT_TRACE(dm_odm, ODM_COMP_RATE_ADAPTIVE, ODM_DBG_TRACE, ("<===== odm_RateUp_8188E()\n"));
return 0;
}
static void odm_ResetRaCounter_8188E(struct odm_ra_info *pRaInfo)
{
u8 RateID;
RateID = pRaInfo->DecisionRate;
pRaInfo->NscUp = (N_THRESHOLD_HIGH[RateID]+N_THRESHOLD_LOW[RateID])>>1;
pRaInfo->NscDown = (N_THRESHOLD_HIGH[RateID]+N_THRESHOLD_LOW[RateID])>>1;
}
static void odm_RateDecision_8188E(struct odm_dm_struct *dm_odm,
struct odm_ra_info *pRaInfo
)
{
u8 RateID = 0, RtyPtID = 0, PenaltyID1 = 0, PenaltyID2 = 0;
/* u32 pool_retry; */
static u8 DynamicTxRPTTimingCounter;
ODM_RT_TRACE(dm_odm, ODM_COMP_RATE_ADAPTIVE, ODM_DBG_TRACE, ("=====>odm_RateDecision_8188E()\n"));
if (pRaInfo->Active && (pRaInfo->TOTAL > 0)) { /* STA used and data packet exits */
if ((pRaInfo->RssiStaRA < (pRaInfo->PreRssiStaRA - 3)) ||
(pRaInfo->RssiStaRA > (pRaInfo->PreRssiStaRA + 3))) {
pRaInfo->RAWaitingCounter = 0;
pRaInfo->RAPendingCounter = 0;
}
/* Start RA decision */
if (pRaInfo->PreRate > pRaInfo->HighestRate)
RateID = pRaInfo->HighestRate;
else
RateID = pRaInfo->PreRate;
if (pRaInfo->RssiStaRA > RSSI_THRESHOLD[RateID])
RtyPtID = 0;
else
RtyPtID = 1;
PenaltyID1 = RETRY_PENALTY_IDX[RtyPtID][RateID]; /* TODO by page */
ODM_RT_TRACE(dm_odm, ODM_COMP_RATE_ADAPTIVE, ODM_DBG_TRACE,
(" NscDown init is %d\n", pRaInfo->NscDown));
pRaInfo->NscDown += pRaInfo->RTY[0] * RETRY_PENALTY[PenaltyID1][0];
pRaInfo->NscDown += pRaInfo->RTY[1] * RETRY_PENALTY[PenaltyID1][1];
pRaInfo->NscDown += pRaInfo->RTY[2] * RETRY_PENALTY[PenaltyID1][2];
pRaInfo->NscDown += pRaInfo->RTY[3] * RETRY_PENALTY[PenaltyID1][3];
pRaInfo->NscDown += pRaInfo->RTY[4] * RETRY_PENALTY[PenaltyID1][4];
ODM_RT_TRACE(dm_odm, ODM_COMP_RATE_ADAPTIVE, ODM_DBG_TRACE,
(" NscDown is %d, total*penalty[5] is %d\n",
pRaInfo->NscDown, (pRaInfo->TOTAL * RETRY_PENALTY[PenaltyID1][5])));
if (pRaInfo->NscDown > (pRaInfo->TOTAL * RETRY_PENALTY[PenaltyID1][5]))
pRaInfo->NscDown -= pRaInfo->TOTAL * RETRY_PENALTY[PenaltyID1][5];
else
pRaInfo->NscDown = 0;
/* rate up */
PenaltyID2 = RETRY_PENALTY_UP_IDX[RateID];
ODM_RT_TRACE(dm_odm, ODM_COMP_RATE_ADAPTIVE, ODM_DBG_TRACE,
(" NscUp init is %d\n", pRaInfo->NscUp));
pRaInfo->NscUp += pRaInfo->RTY[0] * RETRY_PENALTY[PenaltyID2][0];
pRaInfo->NscUp += pRaInfo->RTY[1] * RETRY_PENALTY[PenaltyID2][1];
pRaInfo->NscUp += pRaInfo->RTY[2] * RETRY_PENALTY[PenaltyID2][2];
pRaInfo->NscUp += pRaInfo->RTY[3] * RETRY_PENALTY[PenaltyID2][3];
pRaInfo->NscUp += pRaInfo->RTY[4] * RETRY_PENALTY[PenaltyID2][4];
ODM_RT_TRACE(dm_odm, ODM_COMP_RATE_ADAPTIVE, ODM_DBG_TRACE,
("NscUp is %d, total*up[5] is %d\n",
pRaInfo->NscUp, (pRaInfo->TOTAL * RETRY_PENALTY[PenaltyID2][5])));
if (pRaInfo->NscUp > (pRaInfo->TOTAL * RETRY_PENALTY[PenaltyID2][5]))
pRaInfo->NscUp -= pRaInfo->TOTAL * RETRY_PENALTY[PenaltyID2][5];
else
pRaInfo->NscUp = 0;
ODM_RT_TRACE(dm_odm, ODM_COMP_RATE_ADAPTIVE|ODM_COMP_INIT, ODM_DBG_LOUD,
(" RssiStaRa = %d RtyPtID =%d PenaltyID1 = 0x%x PenaltyID2 = 0x%x RateID =%d NscDown =%d NscUp =%d SGI =%d\n",
pRaInfo->RssiStaRA, RtyPtID, PenaltyID1, PenaltyID2, RateID, pRaInfo->NscDown, pRaInfo->NscUp, pRaInfo->RateSGI));
if ((pRaInfo->NscDown < N_THRESHOLD_LOW[RateID]) ||
(pRaInfo->DROP > DROPING_NECESSARY[RateID]))
odm_RateDown_8188E(dm_odm, pRaInfo);
else if (pRaInfo->NscUp > N_THRESHOLD_HIGH[RateID])
odm_RateUp_8188E(dm_odm, pRaInfo);
if (pRaInfo->DecisionRate > pRaInfo->HighestRate)
pRaInfo->DecisionRate = pRaInfo->HighestRate;
if ((pRaInfo->DecisionRate) == (pRaInfo->PreRate))
DynamicTxRPTTimingCounter += 1;
else
DynamicTxRPTTimingCounter = 0;
if (DynamicTxRPTTimingCounter >= 4) {
odm_SetTxRPTTiming_8188E(dm_odm, pRaInfo, 1);
ODM_RT_TRACE(dm_odm, ODM_COMP_RATE_ADAPTIVE,
ODM_DBG_LOUD, ("<===== Rate don't change 4 times, Extend RPT Timing\n"));
DynamicTxRPTTimingCounter = 0;
}
pRaInfo->PreRate = pRaInfo->DecisionRate; /* YJ, add, 120120 */
odm_ResetRaCounter_8188E(pRaInfo);
}
ODM_RT_TRACE(dm_odm, ODM_COMP_RATE_ADAPTIVE, ODM_DBG_TRACE, ("<===== odm_RateDecision_8188E()\n"));
}
static int odm_ARFBRefresh_8188E(struct odm_dm_struct *dm_odm, struct odm_ra_info *pRaInfo)
{ /* Wilson 2011/10/26 */
struct adapter *adapt = dm_odm->Adapter;
u32 MaskFromReg;
s8 i;
switch (pRaInfo->RateID) {
case RATR_INX_WIRELESS_NGB:
pRaInfo->RAUseRate = (pRaInfo->RateMask)&0x0f8ff015;
break;
case RATR_INX_WIRELESS_NG:
pRaInfo->RAUseRate = (pRaInfo->RateMask)&0x0f8ff010;
break;
case RATR_INX_WIRELESS_NB:
pRaInfo->RAUseRate = (pRaInfo->RateMask)&0x0f8ff005;
break;
case RATR_INX_WIRELESS_N:
pRaInfo->RAUseRate = (pRaInfo->RateMask)&0x0f8ff000;
break;
case RATR_INX_WIRELESS_GB:
pRaInfo->RAUseRate = (pRaInfo->RateMask)&0x00000ff5;
break;
case RATR_INX_WIRELESS_G:
pRaInfo->RAUseRate = (pRaInfo->RateMask)&0x00000ff0;
break;
case RATR_INX_WIRELESS_B:
pRaInfo->RAUseRate = (pRaInfo->RateMask)&0x0000000d;
break;
case 12:
MaskFromReg = usb_read32(adapt, REG_ARFR0);
pRaInfo->RAUseRate = (pRaInfo->RateMask)&MaskFromReg;
break;
case 13:
MaskFromReg = usb_read32(adapt, REG_ARFR1);
pRaInfo->RAUseRate = (pRaInfo->RateMask)&MaskFromReg;
break;
case 14:
MaskFromReg = usb_read32(adapt, REG_ARFR2);
pRaInfo->RAUseRate = (pRaInfo->RateMask)&MaskFromReg;
break;
case 15:
MaskFromReg = usb_read32(adapt, REG_ARFR3);
pRaInfo->RAUseRate = (pRaInfo->RateMask)&MaskFromReg;
break;
default:
pRaInfo->RAUseRate = (pRaInfo->RateMask);
break;
}
/* Highest rate */
if (pRaInfo->RAUseRate) {
for (i = RATESIZE; i >= 0; i--) {
if ((pRaInfo->RAUseRate)&BIT(i)) {
pRaInfo->HighestRate = i;
break;
}
}
} else {
pRaInfo->HighestRate = 0;
}
/* Lowest rate */
if (pRaInfo->RAUseRate) {
for (i = 0; i < RATESIZE; i++) {
if ((pRaInfo->RAUseRate) & BIT(i)) {
pRaInfo->LowestRate = i;
break;
}
}
} else {
pRaInfo->LowestRate = 0;
}
if (pRaInfo->HighestRate > 0x13)
pRaInfo->PTModeSS = 3;
else if (pRaInfo->HighestRate > 0x0b)
pRaInfo->PTModeSS = 2;
else if (pRaInfo->HighestRate > 0x0b)
pRaInfo->PTModeSS = 1;
else
pRaInfo->PTModeSS = 0;
ODM_RT_TRACE(dm_odm, ODM_COMP_RATE_ADAPTIVE, ODM_DBG_LOUD,
("ODM_ARFBRefresh_8188E(): PTModeSS =%d\n", pRaInfo->PTModeSS));
if (pRaInfo->DecisionRate > pRaInfo->HighestRate)
pRaInfo->DecisionRate = pRaInfo->HighestRate;
ODM_RT_TRACE(dm_odm, ODM_COMP_RATE_ADAPTIVE, ODM_DBG_LOUD,
("ODM_ARFBRefresh_8188E(): RateID =%d RateMask =%8.8x RAUseRate =%8.8x HighestRate =%d, DecisionRate =%d\n",
pRaInfo->RateID, pRaInfo->RateMask, pRaInfo->RAUseRate, pRaInfo->HighestRate, pRaInfo->DecisionRate));
return 0;
}
static void odm_PTTryState_8188E(struct odm_ra_info *pRaInfo)
{
pRaInfo->PTTryState = 0;
switch (pRaInfo->PTModeSS) {
case 3:
if (pRaInfo->DecisionRate >= 0x19)
pRaInfo->PTTryState = 1;
break;
case 2:
if (pRaInfo->DecisionRate >= 0x11)
pRaInfo->PTTryState = 1;
break;
case 1:
if (pRaInfo->DecisionRate >= 0x0a)
pRaInfo->PTTryState = 1;
break;
case 0:
if (pRaInfo->DecisionRate >= 0x03)
pRaInfo->PTTryState = 1;
break;
default:
pRaInfo->PTTryState = 0;
break;
}
if (pRaInfo->RssiStaRA < 48) {
pRaInfo->PTStage = 0;
} else if (pRaInfo->PTTryState == 1) {
if ((pRaInfo->PTStopCount >= 10) ||
(pRaInfo->PTPreRssi > pRaInfo->RssiStaRA + 5) ||
(pRaInfo->PTPreRssi < pRaInfo->RssiStaRA - 5) ||
(pRaInfo->DecisionRate != pRaInfo->PTPreRate)) {
if (pRaInfo->PTStage == 0)
pRaInfo->PTStage = 1;
else if (pRaInfo->PTStage == 1)
pRaInfo->PTStage = 3;
else
pRaInfo->PTStage = 5;
pRaInfo->PTPreRssi = pRaInfo->RssiStaRA;
pRaInfo->PTStopCount = 0;
} else {
pRaInfo->RAstage = 0;
pRaInfo->PTStopCount++;
}
} else {
pRaInfo->PTStage = 0;
pRaInfo->RAstage = 0;
}
pRaInfo->PTPreRate = pRaInfo->DecisionRate;
}
static void odm_PTDecision_8188E(struct odm_ra_info *pRaInfo)
{
u8 j;
u8 temp_stage;
u32 numsc;
u32 num_total;
u8 stage_id;
numsc = 0;
num_total = pRaInfo->TOTAL * PT_PENALTY[5];
for (j = 0; j <= 4; j++) {
numsc += pRaInfo->RTY[j] * PT_PENALTY[j];
if (numsc > num_total)
break;
}
j = j >> 1;
temp_stage = (pRaInfo->PTStage + 1) >> 1;
if (temp_stage > j)
stage_id = temp_stage-j;
else
stage_id = 0;
pRaInfo->PTSmoothFactor = (pRaInfo->PTSmoothFactor>>1) + (pRaInfo->PTSmoothFactor>>2) + stage_id*16+2;
if (pRaInfo->PTSmoothFactor > 192)
pRaInfo->PTSmoothFactor = 192;
stage_id = pRaInfo->PTSmoothFactor >> 6;
temp_stage = stage_id*2;
if (temp_stage != 0)
temp_stage -= 1;
if (pRaInfo->DROP > 3)
temp_stage = 0;
pRaInfo->PTStage = temp_stage;
}
static void
odm_RATxRPTTimerSetting(
struct odm_dm_struct *dm_odm,
u16 minRptTime
)
{
ODM_RT_TRACE(dm_odm, ODM_COMP_RATE_ADAPTIVE, ODM_DBG_TRACE, (" =====>odm_RATxRPTTimerSetting()\n"));
if (dm_odm->CurrminRptTime != minRptTime) {
ODM_RT_TRACE(dm_odm, ODM_COMP_RATE_ADAPTIVE, ODM_DBG_LOUD,
(" CurrminRptTime = 0x%04x minRptTime = 0x%04x\n", dm_odm->CurrminRptTime, minRptTime));
rtw_rpt_timer_cfg_cmd(dm_odm->Adapter, minRptTime);
dm_odm->CurrminRptTime = minRptTime;
}
ODM_RT_TRACE(dm_odm, ODM_COMP_RATE_ADAPTIVE, ODM_DBG_TRACE, (" <===== odm_RATxRPTTimerSetting()\n"));
}
void
ODM_RASupport_Init(
struct odm_dm_struct *dm_odm
)
{
ODM_RT_TRACE(dm_odm, ODM_COMP_RATE_ADAPTIVE, ODM_DBG_LOUD, ("=====>ODM_RASupport_Init()\n"));
dm_odm->RaSupport88E = true;
}
int ODM_RAInfo_Init(struct odm_dm_struct *dm_odm, u8 macid)
{
struct odm_ra_info *pRaInfo = &dm_odm->RAInfo[macid];
u8 WirelessMode = 0xFF; /* invalid value */
u8 max_rate_idx = 0x13; /* MCS7 */
if (dm_odm->pWirelessMode != NULL)
WirelessMode = *(dm_odm->pWirelessMode);
if (WirelessMode != 0xFF) {
if (WirelessMode & ODM_WM_N24G)
max_rate_idx = 0x13;
else if (WirelessMode & ODM_WM_G)
max_rate_idx = 0x0b;
else if (WirelessMode & ODM_WM_B)
max_rate_idx = 0x03;
}
ODM_RT_TRACE(dm_odm, ODM_COMP_RATE_ADAPTIVE, ODM_DBG_LOUD,
("ODM_RAInfo_Init(): WirelessMode:0x%08x , max_raid_idx:0x%02x\n",
WirelessMode, max_rate_idx));
pRaInfo->DecisionRate = max_rate_idx;
pRaInfo->PreRate = max_rate_idx;
pRaInfo->HighestRate = max_rate_idx;
pRaInfo->LowestRate = 0;
pRaInfo->RateID = 0;
pRaInfo->RateMask = 0xffffffff;
pRaInfo->RssiStaRA = 0;
pRaInfo->PreRssiStaRA = 0;
pRaInfo->SGIEnable = 0;
pRaInfo->RAUseRate = 0xffffffff;
pRaInfo->NscDown = (N_THRESHOLD_HIGH[0x13]+N_THRESHOLD_LOW[0x13])/2;
pRaInfo->NscUp = (N_THRESHOLD_HIGH[0x13]+N_THRESHOLD_LOW[0x13])/2;
pRaInfo->RateSGI = 0;
pRaInfo->Active = 1; /* Active is not used at present. by page, 110819 */
pRaInfo->RptTime = 0x927c;
pRaInfo->DROP = 0;
pRaInfo->RTY[0] = 0;
pRaInfo->RTY[1] = 0;
pRaInfo->RTY[2] = 0;
pRaInfo->RTY[3] = 0;
pRaInfo->RTY[4] = 0;
pRaInfo->TOTAL = 0;
pRaInfo->RAWaitingCounter = 0;
pRaInfo->RAPendingCounter = 0;
pRaInfo->PTActive = 1; /* Active when this STA is use */
pRaInfo->PTTryState = 0;
pRaInfo->PTStage = 5; /* Need to fill into HW_PWR_STATUS */
pRaInfo->PTSmoothFactor = 192;
pRaInfo->PTStopCount = 0;
pRaInfo->PTPreRate = 0;
pRaInfo->PTPreRssi = 0;
pRaInfo->PTModeSS = 0;
pRaInfo->RAstage = 0;
return 0;
}
int ODM_RAInfo_Init_all(struct odm_dm_struct *dm_odm)
{
u8 macid = 0;
ODM_RT_TRACE(dm_odm, ODM_COMP_RATE_ADAPTIVE, ODM_DBG_LOUD, ("=====>\n"));
dm_odm->CurrminRptTime = 0;
for (macid = 0; macid < ODM_ASSOCIATE_ENTRY_NUM; macid++)
ODM_RAInfo_Init(dm_odm, macid);
return 0;
}
u8 ODM_RA_GetShortGI_8188E(struct odm_dm_struct *dm_odm, u8 macid)
{
if ((NULL == dm_odm) || (macid >= ASSOCIATE_ENTRY_NUM))
return 0;
ODM_RT_TRACE(dm_odm, ODM_COMP_RATE_ADAPTIVE, ODM_DBG_TRACE,
("macid =%d SGI =%d\n", macid, dm_odm->RAInfo[macid].RateSGI));
return dm_odm->RAInfo[macid].RateSGI;
}
u8 ODM_RA_GetDecisionRate_8188E(struct odm_dm_struct *dm_odm, u8 macid)
{
u8 DecisionRate = 0;
if ((NULL == dm_odm) || (macid >= ASSOCIATE_ENTRY_NUM))
return 0;
DecisionRate = (dm_odm->RAInfo[macid].DecisionRate);
ODM_RT_TRACE(dm_odm, ODM_COMP_RATE_ADAPTIVE, ODM_DBG_TRACE,
(" macid =%d DecisionRate = 0x%x\n", macid, DecisionRate));
return DecisionRate;
}
u8 ODM_RA_GetHwPwrStatus_8188E(struct odm_dm_struct *dm_odm, u8 macid)
{
u8 PTStage = 5;
if ((NULL == dm_odm) || (macid >= ASSOCIATE_ENTRY_NUM))
return 0;
PTStage = (dm_odm->RAInfo[macid].PTStage);
ODM_RT_TRACE(dm_odm, ODM_COMP_RATE_ADAPTIVE, ODM_DBG_TRACE,
("macid =%d PTStage = 0x%x\n", macid, PTStage));
return PTStage;
}
void ODM_RA_UpdateRateInfo_8188E(struct odm_dm_struct *dm_odm, u8 macid, u8 RateID, u32 RateMask, u8 SGIEnable)
{
struct odm_ra_info *pRaInfo = NULL;
ODM_RT_TRACE(dm_odm, ODM_COMP_RATE_ADAPTIVE, ODM_DBG_LOUD,
("macid =%d RateID = 0x%x RateMask = 0x%x SGIEnable =%d\n",
macid, RateID, RateMask, SGIEnable));
if ((NULL == dm_odm) || (macid >= ASSOCIATE_ENTRY_NUM))
return;
pRaInfo = &(dm_odm->RAInfo[macid]);
pRaInfo->RateID = RateID;
pRaInfo->RateMask = RateMask;
pRaInfo->SGIEnable = SGIEnable;
odm_ARFBRefresh_8188E(dm_odm, pRaInfo);
}
void ODM_RA_SetRSSI_8188E(struct odm_dm_struct *dm_odm, u8 macid, u8 Rssi)
{
struct odm_ra_info *pRaInfo = NULL;
ODM_RT_TRACE(dm_odm, ODM_COMP_RATE_ADAPTIVE, ODM_DBG_TRACE,
(" macid =%d Rssi =%d\n", macid, Rssi));
if ((NULL == dm_odm) || (macid >= ASSOCIATE_ENTRY_NUM))
return;
pRaInfo = &(dm_odm->RAInfo[macid]);
pRaInfo->RssiStaRA = Rssi;
}
void ODM_RA_Set_TxRPT_Time(struct odm_dm_struct *dm_odm, u16 minRptTime)
{
struct adapter *adapt = dm_odm->Adapter;
usb_write16(adapt, REG_TX_RPT_TIME, minRptTime);
}
void ODM_RA_TxRPT2Handle_8188E(struct odm_dm_struct *dm_odm, u8 *TxRPT_Buf, u16 TxRPT_Len, u32 macid_entry0, u32 macid_entry1)
{
struct odm_ra_info *pRAInfo = NULL;
u8 MacId = 0;
u8 *pBuffer = NULL;
u32 valid = 0, ItemNum = 0;
u16 minRptTime = 0x927c;
ODM_RT_TRACE(dm_odm, ODM_COMP_RATE_ADAPTIVE, ODM_DBG_LOUD,
("=====>ODM_RA_TxRPT2Handle_8188E(): valid0 =%d valid1 =%d BufferLength =%d\n",
macid_entry0, macid_entry1, TxRPT_Len));
ItemNum = TxRPT_Len >> 3;
pBuffer = TxRPT_Buf;
do {
if (MacId >= ASSOCIATE_ENTRY_NUM)
valid = 0;
else if (MacId >= 32)
valid = (1 << (MacId - 32)) & macid_entry1;
else
valid = (1 << MacId) & macid_entry0;
pRAInfo = &(dm_odm->RAInfo[MacId]);
if (valid) {
pRAInfo->RTY[0] = (u16)GET_TX_REPORT_TYPE1_RERTY_0(pBuffer);
pRAInfo->RTY[1] = (u16)GET_TX_REPORT_TYPE1_RERTY_1(pBuffer);
pRAInfo->RTY[2] = (u16)GET_TX_REPORT_TYPE1_RERTY_2(pBuffer);
pRAInfo->RTY[3] = (u16)GET_TX_REPORT_TYPE1_RERTY_3(pBuffer);
pRAInfo->RTY[4] = (u16)GET_TX_REPORT_TYPE1_RERTY_4(pBuffer);
pRAInfo->DROP = (u16)GET_TX_REPORT_TYPE1_DROP_0(pBuffer);
pRAInfo->TOTAL = pRAInfo->RTY[0] + pRAInfo->RTY[1] +
pRAInfo->RTY[2] + pRAInfo->RTY[3] +
pRAInfo->RTY[4] + pRAInfo->DROP;
if (pRAInfo->TOTAL != 0) {
ODM_RT_TRACE(dm_odm, ODM_COMP_RATE_ADAPTIVE, ODM_DBG_LOUD,
("macid =%d Total =%d R0 =%d R1 =%d R2 =%d R3 =%d R4 =%d D0 =%d valid0 =%x valid1 =%x\n",
MacId, pRAInfo->TOTAL,
pRAInfo->RTY[0], pRAInfo->RTY[1],
pRAInfo->RTY[2], pRAInfo->RTY[3],
pRAInfo->RTY[4], pRAInfo->DROP,
macid_entry0 , macid_entry1));
if (pRAInfo->PTActive) {
if (pRAInfo->RAstage < 5)
odm_RateDecision_8188E(dm_odm, pRAInfo);
else if (pRAInfo->RAstage == 5) /* Power training try state */
odm_PTTryState_8188E(pRAInfo);
else /* RAstage == 6 */
odm_PTDecision_8188E(pRAInfo);
/* Stage_RA counter */
if (pRAInfo->RAstage <= 5)
pRAInfo->RAstage++;
else
pRAInfo->RAstage = 0;
} else {
odm_RateDecision_8188E(dm_odm, pRAInfo);
}
ODM_RT_TRACE(dm_odm, ODM_COMP_INIT, ODM_DBG_LOUD,
("macid =%d R0 =%d R1 =%d R2 =%d R3 =%d R4 =%d drop =%d valid0 =%x RateID =%d SGI =%d\n",
MacId,
pRAInfo->RTY[0],
pRAInfo->RTY[1],
pRAInfo->RTY[2],
pRAInfo->RTY[3],
pRAInfo->RTY[4],
pRAInfo->DROP,
macid_entry0,
pRAInfo->DecisionRate,
pRAInfo->RateSGI));
} else {
ODM_RT_TRACE(dm_odm, ODM_COMP_RATE_ADAPTIVE, ODM_DBG_LOUD, (" TOTAL = 0!!!!\n"));
}
}
if (minRptTime > pRAInfo->RptTime)
minRptTime = pRAInfo->RptTime;
pBuffer += TX_RPT2_ITEM_SIZE;
MacId++;
} while (MacId < ItemNum);
odm_RATxRPTTimerSetting(dm_odm, minRptTime);
ODM_RT_TRACE(dm_odm, ODM_COMP_RATE_ADAPTIVE, ODM_DBG_LOUD, ("<===== ODM_RA_TxRPT2Handle_8188E()\n"));
}
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