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net/ena: add new way of getting Rx drops

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The Rx drops cannot be acquired using the older API. Now, it must be
read in keep alive message.

Signed-off-by: Rafal Kozik <rk@semihalf.com>
Acked-by: Michal Krawczyk <mk@semihalf.com>
This commit is contained in:
Rafal Kozik 2018-12-14 14:18:43 +01:00 committed by Ferruh Yigit
parent 7830e905b7
commit 94c3e3765d
2 changed files with 9 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

10
drivers/net/ena/ena_ethdev.c
View File

@ -935,6 +935,7 @@ static void ena_stats_restart(struct rte_eth_dev *dev)
rte_atomic64_init(&adapter->drv_stats->ierrors);
rte_atomic64_init(&adapter->drv_stats->oerrors);
rte_atomic64_init(&adapter->drv_stats->rx_nombuf);
rte_atomic64_init(&adapter->drv_stats->rx_drops);
}
static int ena_stats_get(struct rte_eth_dev *dev,
@ -967,10 +968,9 @@ static int ena_stats_get(struct rte_eth_dev *dev,
ena_stats.rx_bytes_low);
stats->obytes = __MERGE_64B_H_L(ena_stats.tx_bytes_high,
ena_stats.tx_bytes_low);
stats->imissed = __MERGE_64B_H_L(ena_stats.rx_drops_high,
ena_stats.rx_drops_low);
/* Driver related stats */
stats->imissed = rte_atomic64_read(&adapter->drv_stats->rx_drops);
stats->ierrors = rte_atomic64_read(&adapter->drv_stats->ierrors);
stats->oerrors = rte_atomic64_read(&adapter->drv_stats->oerrors);
stats->rx_nombuf = rte_atomic64_read(&adapter->drv_stats->rx_nombuf);
@ -2691,8 +2691,14 @@ static void ena_keep_alive(void *adapter_data,
__rte_unused struct ena_admin_aenq_entry *aenq_e)
{
struct ena_adapter *adapter = (struct ena_adapter *)adapter_data;
struct ena_admin_aenq_keep_alive_desc *desc;
uint64_t rx_drops;
adapter->timestamp_wd = rte_get_timer_cycles();
desc = (struct ena_admin_aenq_keep_alive_desc *)aenq_e;
rx_drops = ((uint64_t)desc->rx_drops_high << 32) | desc->rx_drops_low;
rte_atomic64_set(&adapter->drv_stats->rx_drops, rx_drops);
}
/**

1
drivers/net/ena/ena_ethdev.h
View File

@ -158,6 +158,7 @@ struct ena_driver_stats {
rte_atomic64_t ierrors;
rte_atomic64_t oerrors;
rte_atomic64_t rx_nombuf;
rte_atomic64_t rx_drops;
};
struct ena_stats_dev {