Signed-off-by: Jijiang Liu <jijiang.liu at intel.com>
---
lib/librte_ether/rte_ethdev.c | 60 +++++++++++++++++++++++++++++++++++++++++
1 files changed, 60 insertions(+), 0 deletions(-)
diff --git a/lib/librte_ether/rte_ethdev.c b/lib/librte_ether/rte_ethdev.c
index c3eed49..6725398 100644
--- a/lib/librte_ether/rte_ethdev.c
+++ b/lib/librte_ether/rte_ethdev.c
@@ -1004,6 +1004,66 @@ rte_eth_dev_configure(uint8_t port_id, uint16_t nb_rx_q,
uint16_t nb_tx_q,
return 0;
}
+int
+rte_eth_dev_tunnel_configure(uint8_t port_id,
+ struct rte_eth_tunnel_conf *tunnel_conf)
+{
+ struct rte_eth_dev *dev;
+ struct rte_eth_dev_info dev_info;
+ int diag;
+
+ /* This function is only safe when called from the primary process
+ * * in a multi-process setup*/
+ RTE_PROC_PRIMARY_OR_ERR_RET(-E_RTE_SECONDARY);
+
+ RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
+
+ dev = &rte_eth_devices[port_id];
+
+ RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_infos_get, -ENOTSUP);
+
+ /*
+ * * Check that the numbers of RX and TX queues are not greater
+ * * than the configured number of RX and TX queues supported by the
+ * * configured device.
+ * */
+ (*dev->dev_ops->dev_infos_get)(dev, &dev_info);
+ if (tunnel_conf->rx_queue > dev->data->nb_rx_queues - 1) {
+ RTE_PMD_DEBUG_TRACE("ethdev port_id=%d nb_rx_queues=%d > %d\n",
+ port_id, nb_rx_q, dev_info.max_rx_queues);
+ return -EINVAL;
+ }
+
+ if (tunnel_conf->tx_queue > dev->data->nb_rx_queues -1 ) {
+ RTE_PMD_DEBUG_TRACE("ethdev port_id=%d nb_tx_queues=%d > %d\n",
+ port_id, nb_tx_q, dev_info.max_tx_queues);
+ return -EINVAL;
+ }
+
+ tunnel_conf->tunnel_flow = rte_zmalloc(NULL,
+ sizeof(struct rte_eth_tunnel_flow)
+ * tunnel_conf->nb_flow, 0);
+
+ /* Copy the dev_conf parameter into the dev structure */
+ memcpy(dev->data->dev_conf.tunnel_conf[tunnel_conf->rx_queue],
+ tunnel_conf, sizeof(struct rte_eth_tunnel_conf));
+
+ rte_eth_add_rx_callback(port_id, tunnel_conf->rx_queue,
+ rte_eth_tunnel_decap, (void *)tunnel_conf);
+
+ rte_eth_add_tx_callback(port_id, tunnel_conf->tx_queue,
+ rte_eth_tunnel_encap, (void *)tunnel_conf)
+
+ diag = (*dev->dev_ops->tunnel_configure)(dev);
+ if (diag != 0) {
+ RTE_PMD_DEBUG_TRACE("port%d dev_tunnel_configure = %d\n",
+ port_id, diag);
+ return diag;
+ }
+
+ return 0;
+}
+
static void
rte_eth_dev_config_restore(uint8_t port_id)
{
--
1.7.7.6
