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path: root/drivers/net/e1000/igb_ethdev.c
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Diffstat (limited to 'drivers/net/e1000/igb_ethdev.c')
-rw-r--r--drivers/net/e1000/igb_ethdev.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/net/e1000/igb_ethdev.c b/drivers/net/e1000/igb_ethdev.c
index 87c9aed..b897e8a 100644
--- a/drivers/net/e1000/igb_ethdev.c
+++ b/drivers/net/e1000/igb_ethdev.c
@@ -2283,6 +2283,10 @@ eth_igb_infos_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info)
dev_info->speed_capa = ETH_LINK_SPEED_10M_HD | ETH_LINK_SPEED_10M |
ETH_LINK_SPEED_100M_HD | ETH_LINK_SPEED_100M |
ETH_LINK_SPEED_1G;
+
+ dev_info->max_mtu = dev_info->max_rx_pktlen - E1000_ETH_OVERHEAD;
+ dev_info->min_mtu = ETHER_MIN_MTU;
+
}
static const uint32_t *
@@ -4466,8 +4470,7 @@ eth_igb_mtu_set(struct rte_eth_dev *dev, uint16_t mtu)
uint32_t rctl;
struct e1000_hw *hw;
struct rte_eth_dev_info dev_info;
- uint32_t frame_size = mtu + (ETHER_HDR_LEN + ETHER_CRC_LEN +
- VLAN_TAG_SIZE);
+ uint32_t frame_size = mtu + E1000_ETH_OVERHEAD;
hw = E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private);