net/qede: enhance Tx CPU utilization

[dpdk.git] / drivers / net / qede / qede_ethdev.c

diff --git a/drivers/net/qede/qede_ethdev.c b/drivers/net/qede/qede_ethdev.c
index fdbfa6a..500440c 100644 (file)
--- a/drivers/net/qede/qede_ethdev.c
+++ b/drivers/net/qede/qede_ethdev.c
@@ -270,8 +270,10 @@ qede_interrupt_handler(void *param)
 static void
 qede_assign_rxtx_handlers(struct rte_eth_dev *dev)
 {
+       uint64_t tx_offloads = dev->data->dev_conf.txmode.offloads;
        struct qede_dev *qdev = dev->data->dev_private;
        struct ecore_dev *edev = &qdev->edev;
+       bool use_tx_offload = false;
 
        if (ECORE_IS_CMT(edev)) {
                dev->rx_pkt_burst = qede_recv_pkts_cmt;
@@ -287,7 +289,18 @@ qede_assign_rxtx_handlers(struct rte_eth_dev *dev)
                dev->rx_pkt_burst = qede_recv_pkts_regular;
        }
 
-       dev->tx_pkt_burst = qede_xmit_pkts;
+       use_tx_offload = !!(tx_offloads &
+                           (DEV_TX_OFFLOAD_OUTER_IPV4_CKSUM | /* tunnel */
+                            DEV_TX_OFFLOAD_TCP_TSO | /* tso */
+                            DEV_TX_OFFLOAD_VLAN_INSERT)); /* vlan insert */
+
+       if (use_tx_offload) {
+               DP_INFO(edev, "Assigning qede_xmit_pkts\n");
+               dev->tx_pkt_burst = qede_xmit_pkts;
+       } else {
+               DP_INFO(edev, "Assigning qede_xmit_pkts_regular\n");
+               dev->tx_pkt_burst = qede_xmit_pkts_regular;
+       }
 }
 
 static void