ethdev: simplify xstats get implementation

Use eth_dev_get_xstats_basic_count() to retrieve generic statistics count.

Signed-off-by: Chengwen Feng <fengchengwen@huawei.com>
Acked-by: Morten Brørup <mb@smartsharesystems.com>
Reviewed-by: Andrew Rybchenko <andrew.rybchenko@oktetlabs.ru>

diff --git a/lib/ethdev/rte_ethdev.c b/lib/ethdev/rte_ethdev.c
index af55edb6b970595f1bef27a78c5d002a34967110..10db76c1a6e9450901ba5cc719b37e91c7d27f8b 100644 (file)
--- a/lib/ethdev/rte_ethdev.c
+++ b/lib/ethdev/rte_ethdev.c
@@ -2967,9 +2967,8 @@ rte_eth_xstats_get(uint16_t port_id, struct rte_eth_xstat *xstats,
        unsigned int n)
 {
        struct rte_eth_dev *dev;
-       unsigned int count = 0, i;
+       unsigned int count, i;
        signed int xcount = 0;
-       uint16_t nb_rxqs, nb_txqs;
        int ret;
 
        RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
@@ -2977,13 +2976,7 @@ rte_eth_xstats_get(uint16_t port_id, struct rte_eth_xstat *xstats,
                return -EINVAL;
        dev = &rte_eth_devices[port_id];
 
-       nb_rxqs = RTE_MIN(dev->data->nb_rx_queues, RTE_ETHDEV_QUEUE_STAT_CNTRS);
-       nb_txqs = RTE_MIN(dev->data->nb_tx_queues, RTE_ETHDEV_QUEUE_STAT_CNTRS);
-
-       /* Return generic statistics */
-       count = RTE_NB_STATS;
-       if (dev->data->dev_flags & RTE_ETH_DEV_AUTOFILL_QUEUE_XSTATS)
-               count += (nb_rxqs * RTE_NB_RXQ_STATS) + (nb_txqs * RTE_NB_TXQ_STATS);
+       count = eth_dev_get_xstats_basic_count(dev);
 
        /* implemented by the driver */
        if (dev->dev_ops->xstats_get != NULL) {