ethdev: fix max Rx packet length

[dpdk.git] / drivers / net / nfp / nfp_common.c

diff --git a/drivers/net/nfp/nfp_common.c b/drivers/net/nfp/nfp_common.c
index 4395a09..928b498 100644 (file)
--- a/drivers/net/nfp/nfp_common.c
+++ b/drivers/net/nfp/nfp_common.c
@@ -370,7 +370,7 @@ nfp_check_offloads(struct rte_eth_dev *dev)
        }
 
        if (rxmode->offloads & DEV_RX_OFFLOAD_JUMBO_FRAME)
-               hw->mtu = rxmode->max_rx_pkt_len;
+               hw->mtu = dev->data->mtu;
 
        if (txmode->offloads & DEV_TX_OFFLOAD_VLAN_INSERT)
                ctrl |= NFP_NET_CFG_CTRL_TXVLAN;
@@ -963,16 +963,13 @@ nfp_net_dev_mtu_set(struct rte_eth_dev *dev, uint16_t mtu)
        }
 
        /* switch to jumbo mode if needed */
-       if ((uint32_t)mtu > RTE_ETHER_MTU)
+       if (mtu > RTE_ETHER_MTU)
                dev->data->dev_conf.rxmode.offloads |= DEV_RX_OFFLOAD_JUMBO_FRAME;
        else
                dev->data->dev_conf.rxmode.offloads &= ~DEV_RX_OFFLOAD_JUMBO_FRAME;
 
-       /* update max frame size */
-       dev->data->dev_conf.rxmode.max_rx_pkt_len = (uint32_t)mtu;
-
        /* writing to configuration space */
-       nn_cfg_writel(hw, NFP_NET_CFG_MTU, (uint32_t)mtu);
+       nn_cfg_writel(hw, NFP_NET_CFG_MTU, mtu);
 
        hw->mtu = mtu;