[dpdk-dev] [PATCH] net/fm10k: add imissed stats
Wang, Xiao W
xiao.w.wang at intel.com
Tue Sep 11 03:51:59 CEST 2018
Hi,
-----Original Message-----
From: Julien Meunier [mailto:julien.meunier at nokia.com]
Sent: Monday, September 10, 2018 11:51 PM
To: Zhang, Qi Z <qi.z.zhang at intel.com>; Wang, Xiao W <xiao.w.wang at intel.com>
Cc: dev at dpdk.org
Subject: [PATCH] net/fm10k: add imissed stats
Add support of imissed and q_errors statistics, reported by PCIE_QPRDC
register (see datasheet, section 11.27.2.60), which exposes the number
of receive packets dropped for a queue.
Signed-off-by: Julien Meunier <julien.meunier at nokia.com>
---
drivers/net/fm10k/fm10k_ethdev.c | 7 +++++--
1 file changed, 5 insertions(+), 2 deletions(-)
diff --git a/drivers/net/fm10k/fm10k_ethdev.c b/drivers/net/fm10k/fm10k_ethdev.c
index 541a49b..a9af6c2 100644
--- a/drivers/net/fm10k/fm10k_ethdev.c
+++ b/drivers/net/fm10k/fm10k_ethdev.c
@@ -1325,7 +1325,7 @@ fm10k_xstats_get(struct rte_eth_dev *dev, struct rte_eth_xstat *xstats,
static int
fm10k_stats_get(struct rte_eth_dev *dev, struct rte_eth_stats *stats)
{
- uint64_t ipackets, opackets, ibytes, obytes;
+ uint64_t ipackets, opackets, ibytes, obytes, imissed;
struct fm10k_hw *hw =
FM10K_DEV_PRIVATE_TO_HW(dev->data->dev_private);
struct fm10k_hw_stats *hw_stats =
@@ -1336,22 +1336,25 @@ fm10k_stats_get(struct rte_eth_dev *dev, struct rte_eth_stats *stats)
fm10k_update_hw_stats(hw, hw_stats);
- ipackets = opackets = ibytes = obytes = 0;
+ ipackets = opackets = ibytes = obytes = imissed = 0;
for (i = 0; (i < RTE_ETHDEV_QUEUE_STAT_CNTRS) &&
(i < hw->mac.max_queues); ++i) {
stats->q_ipackets[i] = hw_stats->q[i].rx_packets.count;
stats->q_opackets[i] = hw_stats->q[i].tx_packets.count;
stats->q_ibytes[i] = hw_stats->q[i].rx_bytes.count;
stats->q_obytes[i] = hw_stats->q[i].tx_bytes.count;
+ stats->q_errors[i] = hw_stats->q[i].rx_drops.count;
ipackets += stats->q_ipackets[i];
opackets += stats->q_opackets[i];
ibytes += stats->q_ibytes[i];
obytes += stats->q_obytes[i];
+ imissed += stats->q_errors[i];
}
stats->ipackets = ipackets;
stats->opackets = opackets;
stats->ibytes = ibytes;
stats->obytes = obytes;
+ stats->imissed = imissed;
return 0;
}
Acked-by: Xiao Wang <xiao.w.wang at intel.com>
--
2.10.2
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