net/mlx5: set maximum LRO packet size

[dpdk.git] / drivers / net / mlx5 / mlx5_rxq.c

diff --git a/drivers/net/mlx5/mlx5_rxq.c b/drivers/net/mlx5/mlx5_rxq.c
index fd1b2d8..88a42d0 100644 (file)
--- a/drivers/net/mlx5/mlx5_rxq.c
+++ b/drivers/net/mlx5/mlx5_rxq.c
@@ -1702,7 +1702,6 @@ exit:
        return 0;
 }
 
-#define MLX5_MAX_LRO_SIZE (UINT8_MAX * 256u)
 #define MLX5_MAX_TCP_HDR_OFFSET ((unsigned int)(sizeof(struct rte_ether_hdr) + \
                                        sizeof(struct rte_vlan_hdr) * 2 + \
                                        sizeof(struct rte_ipv6_hdr)))
@@ -1774,7 +1773,9 @@ mlx5_rxq_new(struct rte_eth_dev *dev, uint16_t idx, uint16_t desc,
                           dev->data->dev_conf.rxmode.offloads;
        unsigned int lro_on_queue = !!(offloads & DEV_RX_OFFLOAD_TCP_LRO);
        const int mprq_en = mlx5_check_mprq_support(dev) > 0;
-       unsigned int max_rx_pkt_len = dev->data->dev_conf.rxmode.max_rx_pkt_len;
+       unsigned int max_rx_pkt_len = lro_on_queue ?
+                       dev->data->dev_conf.rxmode.max_lro_pkt_size :
+                       dev->data->dev_conf.rxmode.max_rx_pkt_len;
        unsigned int non_scatter_min_mbuf_size = max_rx_pkt_len +
                                                        RTE_PKTMBUF_HEADROOM;
        unsigned int max_lro_size = 0;