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net/virtio: report maximum MTU in device info

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Fix the driver to report maximum MTU obtained from config if
VIRTIO_NET_F_MTU is supported or calculated based on maximum
Rx packet length.

Fixes: ad97ceece12c ("ethdev: add min/max MTU to device info")
Cc: stable@dpdk.org

Signed-off-by: Ivan Ilchenko <ivan.ilchenko@oktetlabs.ru>
Signed-off-by: Andrew Rybchenko <andrew.rybchenko@oktetlabs.ru>
Reviewed-by: Maxime Coquelin <maxime.coquelin@redhat.com>
This commit is contained in:
Ivan Ilchenko 2021-07-21 12:22:25 +03:00 committed by Chenbo Xia
parent 02e077f35d
commit 11d7bc9ff0
1 changed files with 1 additions and 0 deletions
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drivers/net/virtio/virtio_ethdev.c
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@ -2504,6 +2504,7 @@ virtio_dev_info_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info)
dev_info->min_rx_bufsize = VIRTIO_MIN_RX_BUFSIZE;
dev_info->max_rx_pktlen = VIRTIO_MAX_RX_PKTLEN;
dev_info->max_mac_addrs = VIRTIO_MAX_MAC_ADDRS;
dev_info->max_mtu = hw->max_mtu;
host_features = VIRTIO_OPS(hw)->get_features(hw);
dev_info->rx_offload_capa = DEV_RX_OFFLOAD_VLAN_STRIP;