--- /dev/null
+/*++
+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, i = 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));
+
+ for (i = 0 ; i <= 4 ; i++)
+ pRaInfo->NscDown += pRaInfo->RTY[i] * RETRY_PENALTY[PenaltyID1][i];
+
+ 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));
+
+ for (i = 0 ; i <= 4 ; i++)
+ pRaInfo->NscUp += pRaInfo->RTY[i] * RETRY_PENALTY[PenaltyID2][i];
+
+ 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 >>= 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"));
+}
Code Review / kvmfornfv.git / blobdiff