net/iavf: enable Rx timestamp on flex descriptor

[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 b26770d..52fbda1 100644 (file)
--- a/drivers/net/nfp/nfp_common.c
+++ b/drivers/net/nfp/nfp_common.c
@@ -692,7 +692,16 @@ nfp_net_infos_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info)
        dev_info->max_rx_queues = (uint16_t)hw->max_rx_queues;
        dev_info->max_tx_queues = (uint16_t)hw->max_tx_queues;
        dev_info->min_rx_bufsize = RTE_ETHER_MIN_MTU;
-       dev_info->max_rx_pktlen = hw->max_mtu;
+       /*
+        * The maximum rx packet length (max_rx_pktlen) is set to the
+        * maximum supported frame size that the NFP can handle. This
+        * includes layer 2 headers, CRC and other metadata that can
+        * optionally be used.
+        * The maximum layer 3 MTU (max_mtu) is read from hardware,
+        * which was set by the firmware loaded onto the card.
+        */
+       dev_info->max_rx_pktlen = NFP_FRAME_SIZE_MAX;
+       dev_info->max_mtu = hw->max_mtu;
        /* Next should change when PF support is implemented */
        dev_info->max_mac_addrs = 1;