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net/iavf: adjust CRC statistics calculation

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The AVF can support to enable / disable CRC strip, so it needs to adjust
the statistics calculation for ibytes according to offload setting.

Signed-off-by: Haiyue Wang <haiyue.wang@intel.com>
Acked-by: Qi Zhang <qi.z.zhang@intel.com>
This commit is contained in:
Haiyue Wang 2021-01-15 14:57:08 +08:00 committed by Ferruh Yigit
parent 82fca5d18b
commit 03a7f3b040
1 changed files with 4 additions and 1 deletions
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5
drivers/net/iavf/iavf_ethdev.c
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@ -1413,6 +1413,9 @@ iavf_dev_stats_get(struct rte_eth_dev *dev, struct rte_eth_stats *stats)
ret = iavf_query_stats(adapter, &pstats);
if (ret == 0) {
uint8_t crc_stats_len = (dev->data->dev_conf.rxmode.offloads &
DEV_RX_OFFLOAD_KEEP_CRC) ? 0 :
RTE_ETHER_CRC_LEN;
iavf_update_stats(vsi, pstats);
stats->ipackets = pstats->rx_unicast + pstats->rx_multicast +
pstats->rx_broadcast - pstats->rx_discards;
@ -1421,7 +1424,7 @@ iavf_dev_stats_get(struct rte_eth_dev *dev, struct rte_eth_stats *stats)
stats->imissed = pstats->rx_discards;
stats->oerrors = pstats->tx_errors + pstats->tx_discards;
stats->ibytes = pstats->rx_bytes;
stats->ibytes -= stats->ipackets * RTE_ETHER_CRC_LEN;
stats->ibytes -= stats->ipackets * crc_stats_len;
stats->obytes = pstats->tx_bytes;
} else {
PMD_DRV_LOG(ERR, "Get statistics failed");