net/hns3: decrease non-nearby memory access in Rx

[dpdk.git] / drivers / net / hns3 / hns3_ethdev_vf.c

diff --git a/drivers/net/hns3/hns3_ethdev_vf.c b/drivers/net/hns3/hns3_ethdev_vf.c
index 0fdee4d..ccf44a1 100644 (file)
--- a/drivers/net/hns3/hns3_ethdev_vf.c
+++ b/drivers/net/hns3/hns3_ethdev_vf.c
@@ -757,6 +757,7 @@ hns3vf_dev_configure(struct rte_eth_dev *dev)
        uint16_t nb_tx_q = dev->data->nb_tx_queues;
        struct rte_eth_rss_conf rss_conf;
        uint16_t mtu;
+       bool gro_en;
        int ret;
 
        /*
@@ -817,6 +818,12 @@ hns3vf_dev_configure(struct rte_eth_dev *dev)
        if (ret)
                goto cfg_err;
 
+       /* config hardware GRO */
+       gro_en = conf->rxmode.offloads & DEV_RX_OFFLOAD_TCP_LRO ? true : false;
+       ret = hns3_config_gro(hw, gro_en);
+       if (ret)
+               goto cfg_err;
+
        hw->adapter_state = HNS3_NIC_CONFIGURED;
        return 0;
 
@@ -898,6 +905,7 @@ hns3vf_dev_infos_get(struct rte_eth_dev *eth_dev, struct rte_eth_dev_info *info)
        info->min_rx_bufsize = hw->rx_buf_len;
        info->max_mac_addrs = HNS3_VF_UC_MACADDR_NUM;
        info->max_mtu = info->max_rx_pktlen - HNS3_ETH_OVERHEAD;
+       info->max_lro_pkt_size = HNS3_MAX_LRO_SIZE;
 
        info->rx_offload_capa = (DEV_RX_OFFLOAD_IPV4_CKSUM |
                                 DEV_RX_OFFLOAD_UDP_CKSUM |
@@ -910,7 +918,8 @@ hns3vf_dev_infos_get(struct rte_eth_dev *eth_dev, struct rte_eth_dev_info *info)
                                 DEV_RX_OFFLOAD_VLAN_STRIP |
                                 DEV_RX_OFFLOAD_VLAN_FILTER |
                                 DEV_RX_OFFLOAD_JUMBO_FRAME |
-                                DEV_RX_OFFLOAD_RSS_HASH);
+                                DEV_RX_OFFLOAD_RSS_HASH |
+                                DEV_RX_OFFLOAD_TCP_LRO);
        info->tx_queue_offload_capa = DEV_TX_OFFLOAD_MBUF_FAST_FREE;
        info->tx_offload_capa = (DEV_TX_OFFLOAD_OUTER_IPV4_CKSUM |
                                 DEV_TX_OFFLOAD_IPV4_CKSUM |
@@ -1648,6 +1657,7 @@ hns3vf_uninit_vf(struct rte_eth_dev *eth_dev)
        PMD_INIT_FUNC_TRACE();
 
        hns3_rss_uninit(hns);
+       (void)hns3_config_gro(hw, false);
        (void)hns3vf_set_alive(hw, false);
        (void)hns3vf_set_promisc_mode(hw, false, false, false);
        hns3vf_disable_irq0(hw);
@@ -2219,6 +2229,10 @@ hns3vf_restore_conf(struct hns3_adapter *hns)
        if (ret)
                goto err_vlan_table;
 
+       ret = hns3_restore_gro_conf(hw);
+       if (ret)
+               goto err_vlan_table;
+
        if (hw->adapter_state == HNS3_NIC_STARTED) {
                ret = hns3vf_do_start(hns, false);
                if (ret)