// This talker callback will be called for each AVB observation interval.
tx_cb_ret_t openavbMapNullTxCB(media_q_t *pMediaQ, U8 *pData, U32 *dataLen)
{
AVB_TRACE_ENTRY(AVB_TRACE_MAP_DETAIL);
if (pMediaQ && pData && dataLen) {
U8 *pHdr = pData;
pvt_data_t *pPvtData = pMediaQ->pPvtMapInfo;
if (!pPvtData) {
AVB_LOG_ERROR("Private mapping module data not allocated.");
return TX_CB_RET_PACKET_NOT_READY;
}
media_q_item_t *pMediaQItem = openavbMediaQTailLock(pMediaQ, TRUE);
if (pMediaQItem) {
// PTP walltime already set in the interface module. Just add the max transit time.
openavbAvtpTimeAddUSec(pMediaQItem->pAvtpTime, pPvtData->maxTransitUsec);
// Set timestamp valid flag
if (openavbAvtpTimeTimestampIsValid(pMediaQItem->pAvtpTime))
pHdr[HIDX_AVTP_HIDE7_TV1] |= 0x01; // Set
else {
pHdr[HIDX_AVTP_HIDE7_TV1] &= ~0x01; // Clear
}
// Set timestamp uncertain flag
if (openavbAvtpTimeTimestampIsUncertain(pMediaQItem->pAvtpTime))
pHdr[HIDX_AVTP_HIDE7_TU1] |= 0x01; // Set
else pHdr[HIDX_AVTP_HIDE7_TU1] &= ~0x01; // Clear
*(U32 *)(&pHdr[HIDX_AVTP_TIMESPAMP32]) = htonl(openavbAvtpTimeGetAvtpTimestamp(pMediaQItem->pAvtpTime));
pHdr[HIDX_OPENAVB_FORMAT8] = MAP_NULL_OPENAVB_FORMAT;
pHdr[HIDX_OPENAVB_RESERVEDA8] = 0x00;
pHdr[HIDX_OPENAVB_RESERVEDB8] = 0x00;
pHdr[HIDX_OPENAVB_RESERVEDC8] = 0x00;
*(U32 *)(&pHdr[HIDX_OPENAVB_FORMAT_SPEC32]) = 0x00000000;
*dataLen = TOTAL_HEADER_SIZE; // No data
openavbMediaQTailPull(pMediaQ);
AVB_TRACE_LINE(AVB_TRACE_MAP_LINE);
AVB_TRACE_EXIT(AVB_TRACE_MAP_DETAIL);
return TX_CB_RET_PACKET_READY;
}
else {
AVB_TRACE_EXIT(AVB_TRACE_MAP_DETAIL);
return TX_CB_RET_PACKET_NOT_READY; // Media queue empty
}
}
AVB_TRACE_EXIT(AVB_TRACE_MAP_DETAIL);
return TX_CB_RET_PACKET_NOT_READY;
}
// This callback is called when acting as a listener.
bool openavbIntfViewerRxCB(media_q_t *pMediaQ)
{
AVB_TRACE_ENTRY(AVB_TRACE_INTF_DETAIL);
if (pMediaQ) {
pvt_data_t *pPvtData = pMediaQ->pPvtIntfInfo;
if (!pPvtData) {
AVB_LOG_ERROR("Private interface module data not allocated.");
return FALSE;
}
media_q_item_t *pMediaQItem = openavbMediaQTailLock(pMediaQ, pPvtData->ignoreTimestamp);
if (pMediaQItem) {
// The skip countdown allow the viewer modes to set a number of packets to ignore
// after logging to reduce or eliminate the logging from affecting the stats.
if (pPvtData->skipCountdown)
pPvtData->skipCountdown--;
if (pMediaQItem->dataLen && !pPvtData->skipCountdown) {
pPvtData->servicedCount++;
if (pPvtData->viewType == VIEWER_MODE_DETAIL) {
U32 avtpTimestamp;
U64 avtpTimestampTime;
bool avtpTimestampValid;
U32 nowTimestamp;
U64 nowTimestampTime;
bool nowTimestampValid;
U64 nowTime;
S32 lateNS = 0;
U64 gapNS = 0;
avtpTimestamp = openavbAvtpTimeGetAvtpTimestamp(pMediaQItem->pAvtpTime);
avtpTimestampTime = openavbAvtpTimeGetAvtpTimeNS(pMediaQItem->pAvtpTime);
avtpTimestampValid = openavbAvtpTimeTimestampIsValid(pMediaQItem->pAvtpTime);
openavbAvtpTimeSetToWallTime(pMediaQItem->pAvtpTime);
nowTimestamp = openavbAvtpTimeGetAvtpTimestamp(pMediaQItem->pAvtpTime);
nowTimestampTime = openavbAvtpTimeGetAvtpTimeNS(pMediaQItem->pAvtpTime);
nowTimestampValid = openavbAvtpTimeTimestampIsValid(pMediaQItem->pAvtpTime);
CLOCK_GETTIME64(OPENAVB_CLOCK_REALTIME, &nowTime);
if (avtpTimestampValid && nowTimestampValid) {
lateNS = nowTimestampTime - avtpTimestampTime;
if (lateNS > pPvtData->maxLateNS) {
pPvtData->maxLateNS = lateNS;
}
pPvtData->accumLateNS += lateNS;
if (pPvtData->servicedCount > 1) {
gapNS = nowTime - pPvtData->prevNowTime;
if (gapNS > pPvtData->maxGapNS) {
pPvtData->maxGapNS = gapNS;
}
pPvtData->accumGapNS += gapNS;
}
pPvtData->prevNowTime = nowTime;
if ((pPvtData->servicedCount % pPvtData->viewInterval) == 0) {
S32 lateAvg = pPvtData->accumLateNS / pPvtData->servicedCount;
S32 gapAvg = pPvtData->accumGapNS / (pPvtData->servicedCount - 1);
AVB_LOGRT_INFO(LOG_RT_BEGIN, LOG_RT_ITEM, LOG_RT_END, "****************************", LOG_RT_DATATYPE_CONST_STR, NULL);
AVB_LOGRT_INFO(LOG_RT_BEGIN, LOG_RT_ITEM, LOG_RT_END, "Packets: %u", LOG_RT_DATATYPE_U32, &pPvtData->servicedCount);
AVB_LOGRT_INFO(LOG_RT_BEGIN, LOG_RT_ITEM, LOG_RT_END, "AVTP Timestamp: %u NS", LOG_RT_DATATYPE_U32, &avtpTimestamp);
AVB_LOGRT_INFO(LOG_RT_BEGIN, LOG_RT_ITEM, LOG_RT_END, "Now Timestamp: %u NS", LOG_RT_DATATYPE_U32, &nowTimestamp);
AVB_LOGRT_INFO(LOG_RT_BEGIN, LOG_RT_ITEM, LOG_RT_END, "Late: %d NS", LOG_RT_DATATYPE_S32, &lateNS);
AVB_LOGRT_INFO(LOG_RT_BEGIN, LOG_RT_ITEM, LOG_RT_END, "Late Avg: %d NS", LOG_RT_DATATYPE_S32, &lateAvg);
AVB_LOGRT_INFO(LOG_RT_BEGIN, LOG_RT_ITEM, LOG_RT_END, "Late Max: %d NS", LOG_RT_DATATYPE_S32, &pPvtData->maxLateNS);
AVB_LOGRT_INFO(LOG_RT_BEGIN, LOG_RT_ITEM, LOG_RT_END, "Gap: %u NS", LOG_RT_DATATYPE_U32, &gapNS);
AVB_LOGRT_INFO(LOG_RT_BEGIN, LOG_RT_ITEM, LOG_RT_END, "Gap Avg: %u NS", LOG_RT_DATATYPE_U32, &gapAvg);
AVB_LOGRT_INFO(LOG_RT_BEGIN, LOG_RT_ITEM, LOG_RT_END, "Gap Max: %u NS", LOG_RT_DATATYPE_U32, &pPvtData->maxGapNS);
AVB_LOGRT_INFO(LOG_RT_BEGIN, LOG_RT_ITEM, LOG_RT_END, "Data length: %u", LOG_RT_DATATYPE_U32, &pMediaQItem->dataLen);
pPvtData->accumLateNS = 0;
pPvtData->maxLateNS = 0;
pPvtData->accumGapNS = 0;
pPvtData->maxGapNS = 0;
pPvtData->prevNowTime = 0;
pPvtData->servicedCount = 0;
pPvtData->skipCountdown = 10;
}
}
}
else if (pPvtData->viewType == VIEWER_MODE_MAPPING_AWARE) {
}
else if (pPvtData->viewType == VIEWER_MODE_AVTP_TIMESTAMP) {
U64 avtpTimestampTime;
bool avtpTimestampValid;
S32 deltaNS = 0;
avtpTimestampTime = openavbAvtpTimeGetAvtpTimeNS(pMediaQItem->pAvtpTime);
avtpTimestampValid = openavbAvtpTimeTimestampIsValid(pMediaQItem->pAvtpTime);
if (avtpTimestampValid) {
if (pPvtData->servicedCount > 1) {
deltaNS = avtpTimestampTime - pPvtData->prevAvtpTimestampTime;
if (deltaNS > pPvtData->maxAvtpDeltaNS) {
pPvtData->maxAvtpDeltaNS = deltaNS;
}
pPvtData->accumAvtpDeltaNS += deltaNS;
if (pPvtData->avgForJitter != 0) {
S32 deltaJitter = pPvtData->avgForJitter - deltaNS;
if (deltaJitter < 0) deltaJitter = -deltaJitter;
pPvtData->jitter += (1.0/16.0) * ((float)deltaJitter - pPvtData->jitter);
}
}
pPvtData->prevAvtpTimestampTime = avtpTimestampTime;
if ((pPvtData->servicedCount % pPvtData->viewInterval) == 0) {
S32 deltaAvg = pPvtData->accumAvtpDeltaNS / (pPvtData->servicedCount - 1);
U32 jitter = (U32)(pPvtData->jitter);
AVB_LOGRT_INFO(LOG_RT_BEGIN, LOG_RT_ITEM, FALSE, "AVTP Timestamp Delta: %d NS ", LOG_RT_DATATYPE_S32, &deltaNS);
AVB_LOGRT_INFO(FALSE, LOG_RT_ITEM, FALSE, "AVTP Timestamp Delta Avg: %d NS ", LOG_RT_DATATYPE_S32, &deltaAvg);
AVB_LOGRT_INFO(FALSE, LOG_RT_ITEM, FALSE, "AVTP Timestamp Delta Max: %d NS ", LOG_RT_DATATYPE_S32, &pPvtData->maxAvtpDeltaNS);
AVB_LOGRT_INFO(FALSE, LOG_RT_ITEM, LOG_RT_END, "Jitter: %d", LOG_RT_DATATYPE_S32, &jitter);
pPvtData->accumAvtpDeltaNS = 0;
pPvtData->maxAvtpDeltaNS = 0;
pPvtData->servicedCount = 0;
pPvtData->prevAvtpTimestampTime = 0;
pPvtData->skipCountdown = 10;
pPvtData->jitter = 0.0;
pPvtData->avgForJitter = deltaAvg;
}
}
}
else if (pPvtData->viewType == VIEWER_MODE_LATENCY) {
U64 avtpTimestampTime;
bool avtpTimestampValid;
U64 nowTimestampTime;
bool nowTimestampValid;
S32 lateNS = 0;
avtpTimestampTime = openavbAvtpTimeGetAvtpTimeNS(pMediaQItem->pAvtpTime);
avtpTimestampValid = openavbAvtpTimeTimestampIsValid(pMediaQItem->pAvtpTime);
openavbAvtpTimeSetToWallTime(pMediaQItem->pAvtpTime);
nowTimestampTime = openavbAvtpTimeGetAvtpTimeNS(pMediaQItem->pAvtpTime);
nowTimestampValid = openavbAvtpTimeTimestampIsValid(pMediaQItem->pAvtpTime);
if (avtpTimestampValid && nowTimestampValid) {
lateNS = nowTimestampTime - avtpTimestampTime;
if (lateNS > pPvtData->maxLateNS) {
pPvtData->maxLateNS = lateNS;
}
pPvtData->accumLateNS += lateNS;
if (pPvtData->avgForJitter != 0) {
S32 lateJitter = pPvtData->avgForJitter - lateNS;
if (lateJitter < 0) lateJitter = -lateJitter;
pPvtData->jitter += (1.0/16.0) * ((float)lateJitter - pPvtData->jitter);
}
if ((pPvtData->servicedCount % pPvtData->viewInterval) == 0) {
S32 lateAvg = pPvtData->accumLateNS / pPvtData->servicedCount;
U32 jitter = (U32)(pPvtData->jitter);
AVB_LOGRT_INFO(LOG_RT_BEGIN, LOG_RT_ITEM, FALSE, "Latency: %d NS ", LOG_RT_DATATYPE_S32, &lateNS);
AVB_LOGRT_INFO(FALSE, LOG_RT_ITEM, FALSE, "Latency Avg: %d NS ", LOG_RT_DATATYPE_S32, &lateAvg);
AVB_LOGRT_INFO(FALSE, LOG_RT_ITEM, FALSE, "Latency Max: %d NS ", LOG_RT_DATATYPE_S32, &pPvtData->maxLateNS);
AVB_LOGRT_INFO(FALSE, LOG_RT_ITEM, LOG_RT_END, "Jitter: %d", LOG_RT_DATATYPE_S32, &jitter);
pPvtData->accumLateNS = 0;
pPvtData->maxLateNS = 0;
pPvtData->servicedCount = 0;
pPvtData->skipCountdown = 10;
pPvtData->jitter = 0.0;
pPvtData->avgForJitter = lateAvg;
}
}
}
else if (pPvtData->viewType == VIEWER_MODE_SELECTIVE_TIMESTAMP) {
}
else if (pPvtData->viewType == VIEWER_MODE_LATE) {
U64 avtpTimestampTime;
bool avtpTimestampValid;
U64 nowTimestampTime;
bool nowTimestampValid;
S32 lateNS = 0;
avtpTimestampTime = openavbAvtpTimeGetAvtpTimeNS(pMediaQItem->pAvtpTime);
avtpTimestampValid = openavbAvtpTimeTimestampIsValid(pMediaQItem->pAvtpTime);
openavbAvtpTimeSetToWallTime(pMediaQItem->pAvtpTime);
nowTimestampTime = openavbAvtpTimeGetAvtpTimeNS(pMediaQItem->pAvtpTime);
nowTimestampValid = openavbAvtpTimeTimestampIsValid(pMediaQItem->pAvtpTime);
if (avtpTimestampValid && nowTimestampValid) {
lateNS = nowTimestampTime - avtpTimestampTime;
if (lateNS > pPvtData->maxLateNS) {
pPvtData->maxLateNS = lateNS;
}
pPvtData->accumLateNS += lateNS;
if (pPvtData->avgForJitter != 0) {
S32 lateJitter = pPvtData->avgForJitter - lateNS;
if (lateJitter < 0) lateJitter = -lateJitter;
pPvtData->jitter += (1.0/16.0) * ((float)lateJitter - pPvtData->jitter);
}
if ((pPvtData->servicedCount % pPvtData->viewInterval) == 0) {
S32 lateAvg = pPvtData->accumLateNS / pPvtData->servicedCount;
U32 jitter = (U32)(pPvtData->jitter);
AVB_LOGRT_INFO(LOG_RT_BEGIN, LOG_RT_ITEM, FALSE, "Late: %d NS ", LOG_RT_DATATYPE_S32, &lateNS);
AVB_LOGRT_INFO(FALSE, LOG_RT_ITEM, FALSE, "Late Avg: %d NS ", LOG_RT_DATATYPE_S32, &lateAvg);
AVB_LOGRT_INFO(FALSE, LOG_RT_ITEM, FALSE, "Late Max: %d NS ", LOG_RT_DATATYPE_S32, &pPvtData->maxLateNS);
AVB_LOGRT_INFO(FALSE, LOG_RT_ITEM, LOG_RT_END, "Jitter: %d", LOG_RT_DATATYPE_S32, &jitter);
pPvtData->accumLateNS = 0;
pPvtData->maxLateNS = 0;
pPvtData->servicedCount = 0;
pPvtData->skipCountdown = 10;
pPvtData->jitter = 0.0;
pPvtData->avgForJitter = lateAvg;
}
}
}
else if (pPvtData->viewType == VIEWER_MODE_GAP) {
U64 nowTime;
U64 gapNS = 0;
CLOCK_GETTIME64(OPENAVB_CLOCK_REALTIME, &nowTime);
if (pPvtData->servicedCount > 1) {
gapNS = nowTime - pPvtData->prevNowTime;
if (gapNS > pPvtData->maxGapNS) {
pPvtData->maxGapNS = gapNS;
}
pPvtData->accumGapNS += gapNS;
if (pPvtData->avgForJitter != 0) {
S32 gapJitter = pPvtData->avgForJitter - gapNS;
if (gapJitter < 0) gapJitter = -gapJitter;
pPvtData->jitter += (1.0/16.0) * ((float)gapJitter - pPvtData->jitter);
}
}
pPvtData->prevNowTime = nowTime;
if ((pPvtData->servicedCount % pPvtData->viewInterval) == 0) {
S32 gapAvg = pPvtData->accumGapNS / (pPvtData->servicedCount - 1);
U32 jitter = (U32)(pPvtData->jitter);
AVB_LOGRT_INFO(LOG_RT_BEGIN, LOG_RT_ITEM, FALSE, "Gap: %d NS ", LOG_RT_DATATYPE_S32, &gapNS);
AVB_LOGRT_INFO(FALSE, LOG_RT_ITEM, FALSE, "Gap Avg: %d NS ", LOG_RT_DATATYPE_S32, &gapAvg);
AVB_LOGRT_INFO(FALSE, LOG_RT_ITEM, FALSE, "Gap Max: %d NS ", LOG_RT_DATATYPE_S32, &pPvtData->maxGapNS);
AVB_LOGRT_INFO(FALSE, LOG_RT_ITEM, LOG_RT_END, "Jitter: %d", LOG_RT_DATATYPE_S32, &jitter);
pPvtData->accumGapNS = 0;
pPvtData->maxGapNS = 0;
pPvtData->prevNowTime = 0;
pPvtData->servicedCount = 0;
pPvtData->skipCountdown = 10;
pPvtData->jitter = 0.0;
pPvtData->avgForJitter = gapAvg;
}
}
}
openavbMediaQTailPull(pMediaQ);
}
}
AVB_TRACE_EXIT(AVB_TRACE_INTF_DETAIL);
return TRUE;
}