net/axgbe: support generic Rx/Tx stats

This patch adds support for port statistics api defined
for ethernet PMDs.

Signed-off-by: Ravi Kumar <ravi1.kumar@amd.com>

diff --git a/doc/guides/nics/axgbe.rst b/doc/guides/nics/axgbe.rst
index 009be03..e30f494 100644 (file)
--- a/doc/guides/nics/axgbe.rst
+++ b/doc/guides/nics/axgbe.rst
@@ -20,6 +20,7 @@ AXGBE PMD has support for:
 - Base L2 features
 - TSS (Transmit Side Scaling)
 - Promiscuous mode
+- Port statistics
 - Multicast mode
 - RSS (Receive Side Scaling)
 - Checksum offload

diff --git a/doc/guides/nics/features/axgbe.ini b/doc/guides/nics/features/axgbe.ini
index 9f4d38f..042ff1e 100644 (file)
--- a/doc/guides/nics/features/axgbe.ini
+++ b/doc/guides/nics/features/axgbe.ini
@@ -13,5 +13,6 @@ RSS hash             = Y
 CRC offload          = Y
 L3 checksum offload  = Y
 L4 checksum offload  = Y
+Basic stats          = Y
 Linux UIO            = Y
 x86-64               = Y

diff --git a/drivers/net/axgbe/axgbe_ethdev.c b/drivers/net/axgbe/axgbe_ethdev.c
index faa7ebc..5160aac 100644 (file)
--- a/drivers/net/axgbe/axgbe_ethdev.c
+++ b/drivers/net/axgbe/axgbe_ethdev.c
@@ -21,6 +21,9 @@ static void axgbe_dev_allmulticast_enable(struct rte_eth_dev *dev);
 static void axgbe_dev_allmulticast_disable(struct rte_eth_dev *dev);
 static int axgbe_dev_link_update(struct rte_eth_dev *dev,
                                 int wait_to_complete);
+static int axgbe_dev_stats_get(struct rte_eth_dev *dev,
+                               struct rte_eth_stats *stats);
+static void axgbe_dev_stats_reset(struct rte_eth_dev *dev);
 static void axgbe_dev_info_get(struct rte_eth_dev *dev,
                               struct rte_eth_dev_info *dev_info);
 
@@ -82,6 +85,8 @@ static const struct eth_dev_ops axgbe_eth_dev_ops = {
        .allmulticast_enable  = axgbe_dev_allmulticast_enable,
        .allmulticast_disable = axgbe_dev_allmulticast_disable,
        .link_update          = axgbe_dev_link_update,
+       .stats_get            = axgbe_dev_stats_get,
+       .stats_reset          = axgbe_dev_stats_reset,
        .dev_infos_get        = axgbe_dev_info_get,
        .rx_queue_setup       = axgbe_dev_rx_queue_setup,
        .rx_queue_release     = axgbe_dev_rx_queue_release,
@@ -294,6 +299,53 @@ axgbe_dev_link_update(struct rte_eth_dev *dev,
        return ret;
 }
 
+static int
+axgbe_dev_stats_get(struct rte_eth_dev *dev,
+                   struct rte_eth_stats *stats)
+{
+       struct axgbe_rx_queue *rxq;
+       struct axgbe_tx_queue *txq;
+       unsigned int i;
+
+       for (i = 0; i < dev->data->nb_rx_queues; i++) {
+               rxq = dev->data->rx_queues[i];
+               stats->q_ipackets[i] = rxq->pkts;
+               stats->ipackets += rxq->pkts;
+               stats->q_ibytes[i] = rxq->bytes;
+               stats->ibytes += rxq->bytes;
+       }
+       for (i = 0; i < dev->data->nb_tx_queues; i++) {
+               txq = dev->data->tx_queues[i];
+               stats->q_opackets[i] = txq->pkts;
+               stats->opackets += txq->pkts;
+               stats->q_obytes[i] = txq->bytes;
+               stats->obytes += txq->bytes;
+       }
+
+       return 0;
+}
+
+static void
+axgbe_dev_stats_reset(struct rte_eth_dev *dev)
+{
+       struct axgbe_rx_queue *rxq;
+       struct axgbe_tx_queue *txq;
+       unsigned int i;
+
+       for (i = 0; i < dev->data->nb_rx_queues; i++) {
+               rxq = dev->data->rx_queues[i];
+               rxq->pkts = 0;
+               rxq->bytes = 0;
+               rxq->errors = 0;
+       }
+       for (i = 0; i < dev->data->nb_tx_queues; i++) {
+               txq = dev->data->tx_queues[i];
+               txq->pkts = 0;
+               txq->bytes = 0;
+               txq->errors = 0;
+       }
+}
+
 static void
 axgbe_dev_info_get(struct rte_eth_dev *dev,
                   struct rte_eth_dev_info *dev_info)