net/sfc: add basic statistics

[dpdk.git] / drivers / net / sfc / sfc_ethdev.c

diff --git a/drivers/net/sfc/sfc_ethdev.c b/drivers/net/sfc/sfc_ethdev.c
index 77f22f8..3a92cac 100644 (file)
--- a/drivers/net/sfc/sfc_ethdev.c
+++ b/drivers/net/sfc/sfc_ethdev.c
@@ -323,12 +323,81 @@ sfc_tx_queue_release(void *queue)
        sfc_adapter_unlock(sa);
 }
 
+static void
+sfc_stats_get(struct rte_eth_dev *dev, struct rte_eth_stats *stats)
+{
+       struct sfc_adapter *sa = dev->data->dev_private;
+       struct sfc_port *port = &sa->port;
+       uint64_t *mac_stats;
+
+       rte_spinlock_lock(&port->mac_stats_lock);
+
+       if (sfc_port_update_mac_stats(sa) != 0)
+               goto unlock;
+
+       mac_stats = port->mac_stats_buf;
+
+       if (EFX_MAC_STAT_SUPPORTED(port->mac_stats_mask,
+                                  EFX_MAC_VADAPTER_RX_UNICAST_PACKETS)) {
+               stats->ipackets =
+                       mac_stats[EFX_MAC_VADAPTER_RX_UNICAST_PACKETS] +
+                       mac_stats[EFX_MAC_VADAPTER_RX_MULTICAST_PACKETS] +
+                       mac_stats[EFX_MAC_VADAPTER_RX_BROADCAST_PACKETS];
+               stats->opackets =
+                       mac_stats[EFX_MAC_VADAPTER_TX_UNICAST_PACKETS] +
+                       mac_stats[EFX_MAC_VADAPTER_TX_MULTICAST_PACKETS] +
+                       mac_stats[EFX_MAC_VADAPTER_TX_BROADCAST_PACKETS];
+               stats->ibytes =
+                       mac_stats[EFX_MAC_VADAPTER_RX_UNICAST_BYTES] +
+                       mac_stats[EFX_MAC_VADAPTER_RX_MULTICAST_BYTES] +
+                       mac_stats[EFX_MAC_VADAPTER_RX_BROADCAST_BYTES];
+               stats->obytes =
+                       mac_stats[EFX_MAC_VADAPTER_TX_UNICAST_BYTES] +
+                       mac_stats[EFX_MAC_VADAPTER_TX_MULTICAST_BYTES] +
+                       mac_stats[EFX_MAC_VADAPTER_TX_BROADCAST_BYTES];
+               stats->imissed = mac_stats[EFX_MAC_VADAPTER_RX_OVERFLOW];
+               stats->ierrors = mac_stats[EFX_MAC_VADAPTER_RX_BAD_PACKETS];
+               stats->oerrors = mac_stats[EFX_MAC_VADAPTER_TX_BAD_PACKETS];
+       } else {
+               stats->ipackets = mac_stats[EFX_MAC_RX_PKTS];
+               stats->opackets = mac_stats[EFX_MAC_TX_PKTS];
+               stats->ibytes = mac_stats[EFX_MAC_RX_OCTETS];
+               stats->obytes = mac_stats[EFX_MAC_TX_OCTETS];
+               /*
+                * Take into account stats which are whenever supported
+                * on EF10. If some stat is not supported by current
+                * firmware variant or HW revision, it is guaranteed
+                * to be zero in mac_stats.
+                */
+               stats->imissed =
+                       mac_stats[EFX_MAC_RX_NODESC_DROP_CNT] +
+                       mac_stats[EFX_MAC_PM_TRUNC_BB_OVERFLOW] +
+                       mac_stats[EFX_MAC_PM_DISCARD_BB_OVERFLOW] +
+                       mac_stats[EFX_MAC_PM_TRUNC_VFIFO_FULL] +
+                       mac_stats[EFX_MAC_PM_DISCARD_VFIFO_FULL] +
+                       mac_stats[EFX_MAC_PM_TRUNC_QBB] +
+                       mac_stats[EFX_MAC_PM_DISCARD_QBB] +
+                       mac_stats[EFX_MAC_PM_DISCARD_MAPPING] +
+                       mac_stats[EFX_MAC_RXDP_Q_DISABLED_PKTS] +
+                       mac_stats[EFX_MAC_RXDP_DI_DROPPED_PKTS];
+               stats->ierrors =
+                       mac_stats[EFX_MAC_RX_FCS_ERRORS] +
+                       mac_stats[EFX_MAC_RX_ALIGN_ERRORS] +
+                       mac_stats[EFX_MAC_RX_JABBER_PKTS];
+               /* no oerrors counters supported on EF10 */
+       }
+
+unlock:
+       rte_spinlock_unlock(&port->mac_stats_lock);
+}
+
 static const struct eth_dev_ops sfc_eth_dev_ops = {
        .dev_configure                  = sfc_dev_configure,
        .dev_start                      = sfc_dev_start,
        .dev_stop                       = sfc_dev_stop,
        .dev_close                      = sfc_dev_close,
        .link_update                    = sfc_dev_link_update,
+       .stats_get                      = sfc_stats_get,
        .dev_infos_get                  = sfc_dev_infos_get,
        .rx_queue_setup                 = sfc_rx_queue_setup,
        .rx_queue_release               = sfc_rx_queue_release,