+static int virtio_dev_xstats_get_names(struct rte_eth_dev *dev,
+ struct rte_eth_xstat_name *xstats_names,
+ __rte_unused unsigned limit)
+{
+ unsigned i;
+ unsigned count = 0;
+ unsigned t;
+
+ unsigned nstats = dev->data->nb_tx_queues * VIRTIO_NB_TXQ_XSTATS +
+ dev->data->nb_rx_queues * VIRTIO_NB_RXQ_XSTATS;
+
+ if (xstats_names != NULL) {
+ /* Note: limit checked in rte_eth_xstats_names() */
+
+ for (i = 0; i < dev->data->nb_rx_queues; i++) {
+ struct virtnet_rx *rxvq = dev->data->rx_queues[i];
+ if (rxvq == NULL)
+ continue;
+ for (t = 0; t < VIRTIO_NB_RXQ_XSTATS; t++) {
+ snprintf(xstats_names[count].name,
+ sizeof(xstats_names[count].name),
+ "rx_q%u_%s", i,
+ rte_virtio_rxq_stat_strings[t].name);
+ count++;
+ }
+ }
+
+ for (i = 0; i < dev->data->nb_tx_queues; i++) {
+ struct virtnet_tx *txvq = dev->data->tx_queues[i];
+ if (txvq == NULL)
+ continue;
+ for (t = 0; t < VIRTIO_NB_TXQ_XSTATS; t++) {
+ snprintf(xstats_names[count].name,
+ sizeof(xstats_names[count].name),
+ "tx_q%u_%s", i,
+ rte_virtio_txq_stat_strings[t].name);
+ count++;
+ }
+ }
+ return count;
+ }
+ return nstats;
+}
+
+static int
+virtio_dev_xstats_get(struct rte_eth_dev *dev, struct rte_eth_xstat *xstats,
+ unsigned n)
+{
+ unsigned i;
+ unsigned count = 0;
+
+ unsigned nstats = dev->data->nb_tx_queues * VIRTIO_NB_TXQ_XSTATS +
+ dev->data->nb_rx_queues * VIRTIO_NB_RXQ_XSTATS;
+
+ if (n < nstats)
+ return nstats;
+
+ for (i = 0; i < dev->data->nb_rx_queues; i++) {
+ struct virtnet_rx *rxvq = dev->data->rx_queues[i];
+
+ if (rxvq == NULL)
+ continue;
+
+ unsigned t;
+
+ for (t = 0; t < VIRTIO_NB_RXQ_XSTATS; t++) {
+ xstats[count].value = *(uint64_t *)(((char *)rxvq) +
+ rte_virtio_rxq_stat_strings[t].offset);
+ xstats[count].id = count;
+ count++;
+ }
+ }
+
+ for (i = 0; i < dev->data->nb_tx_queues; i++) {
+ struct virtnet_tx *txvq = dev->data->tx_queues[i];
+
+ if (txvq == NULL)
+ continue;
+
+ unsigned t;
+
+ for (t = 0; t < VIRTIO_NB_TXQ_XSTATS; t++) {
+ xstats[count].value = *(uint64_t *)(((char *)txvq) +
+ rte_virtio_txq_stat_strings[t].offset);
+ xstats[count].id = count;
+ count++;
+ }
+ }
+
+ return count;
+}
+
+static int
+virtio_dev_stats_get(struct rte_eth_dev *dev, struct rte_eth_stats *stats)
+{
+ virtio_update_stats(dev, stats);
+
+ return 0;
+}
+