Add support for zxdh infos get.

Signed-off-by: Junlong Wang <wang.junlong1@zte.com.cn>
---
 drivers/net/zxdh/zxdh_ethdev.c | 44 +++++++++++++++++++++++++++++++++-
 drivers/net/zxdh/zxdh_ethdev.h |  3 +++
 2 files changed, 46 insertions(+), 1 deletion(-)

diff --git a/drivers/net/zxdh/zxdh_ethdev.c b/drivers/net/zxdh/zxdh_ethdev.c
index 5963aed949..bf0d9b7b3a 100644
--- a/drivers/net/zxdh/zxdh_ethdev.c
+++ b/drivers/net/zxdh/zxdh_ethdev.c
@@ -25,6 +25,43 @@ uint16_t zxdh_vport_to_vfid(union zxdh_virport_num v)
 		return (v.epid * 8 + v.pfid) + 1152;
 }
 
+static int32_t zxdh_dev_infos_get(struct rte_eth_dev *dev,
+					struct rte_eth_dev_info *dev_info)
+{
+	struct zxdh_hw *hw = dev->data->dev_private;
+
+	dev_info->speed_capa       = rte_eth_speed_bitflag(hw->speed, RTE_ETH_LINK_FULL_DUPLEX);
+	dev_info->max_rx_queues    = RTE_MIN(hw->max_queue_pairs, ZXDH_RX_QUEUES_MAX);
+	dev_info->max_tx_queues    = RTE_MIN(hw->max_queue_pairs, ZXDH_TX_QUEUES_MAX);
+	dev_info->min_rx_bufsize   = ZXDH_MIN_RX_BUFSIZE;
+	dev_info->max_rx_pktlen    = ZXDH_MAX_RX_PKTLEN;
+	dev_info->max_mac_addrs    = ZXDH_MAX_MAC_ADDRS;
+	dev_info->rx_offload_capa  = (RTE_ETH_RX_OFFLOAD_VLAN_STRIP |
+					RTE_ETH_RX_OFFLOAD_VLAN_FILTER |
+					RTE_ETH_RX_OFFLOAD_QINQ_STRIP);
+	dev_info->rx_offload_capa |= (RTE_ETH_RX_OFFLOAD_IPV4_CKSUM |
+					RTE_ETH_RX_OFFLOAD_UDP_CKSUM |
+					RTE_ETH_RX_OFFLOAD_TCP_CKSUM |
+					RTE_ETH_RX_OFFLOAD_OUTER_IPV4_CKSUM);
+	dev_info->rx_offload_capa |= (RTE_ETH_RX_OFFLOAD_SCATTER);
+	dev_info->rx_offload_capa |=  RTE_ETH_RX_OFFLOAD_TCP_LRO;
+	dev_info->rx_offload_capa |=  RTE_ETH_RX_OFFLOAD_RSS_HASH;
+
+	dev_info->tx_offload_capa = (RTE_ETH_TX_OFFLOAD_MULTI_SEGS);
+	dev_info->tx_offload_capa |= (RTE_ETH_TX_OFFLOAD_TCP_TSO |
+					RTE_ETH_TX_OFFLOAD_UDP_TSO);
+	dev_info->tx_offload_capa |= (RTE_ETH_TX_OFFLOAD_VLAN_INSERT |
+					RTE_ETH_TX_OFFLOAD_QINQ_INSERT |
+					RTE_ETH_TX_OFFLOAD_VXLAN_TNL_TSO);
+	dev_info->tx_offload_capa |= (RTE_ETH_TX_OFFLOAD_IPV4_CKSUM |
+					RTE_ETH_TX_OFFLOAD_UDP_CKSUM |
+					RTE_ETH_TX_OFFLOAD_TCP_CKSUM |
+					RTE_ETH_TX_OFFLOAD_OUTER_IPV4_CKSUM |
+					RTE_ETH_TX_OFFLOAD_OUTER_UDP_CKSUM);
+
+	return 0;
+}
+
 static void zxdh_queues_unbind_intr(struct rte_eth_dev *dev)
 {
 	struct zxdh_hw *hw = dev->data->dev_private;
@@ -320,6 +357,11 @@ static int32_t zxdh_configure_intr(struct rte_eth_dev *dev)
 	return ret;
 }
 
+/* dev_ops for zxdh, bare necessities for basic operation */
+static const struct eth_dev_ops zxdh_eth_dev_ops = {
+	.dev_infos_get			 = zxdh_dev_infos_get,
+};
+
 static int32_t zxdh_init_device(struct rte_eth_dev *eth_dev)
 {
 	struct zxdh_hw *hw = eth_dev->data->dev_private;
@@ -376,7 +418,7 @@ static int zxdh_eth_dev_init(struct rte_eth_dev *eth_dev)
 	struct zxdh_hw *hw = eth_dev->data->dev_private;
 	int ret = 0;
 
-	eth_dev->dev_ops = NULL;
+	eth_dev->dev_ops = &zxdh_eth_dev_ops;
 
 	/* Allocate memory for storing MAC addresses */
 	eth_dev->data->mac_addrs = rte_zmalloc("zxdh_mac",
diff --git a/drivers/net/zxdh/zxdh_ethdev.h b/drivers/net/zxdh/zxdh_ethdev.h
index 0a7b574477..78f5ca6c00 100644
--- a/drivers/net/zxdh/zxdh_ethdev.h
+++ b/drivers/net/zxdh/zxdh_ethdev.h
@@ -33,6 +33,9 @@ extern "C" {
 #define ZXDH_RX_QUEUES_MAX     128U
 #define ZXDH_TX_QUEUES_MAX     128U
 
+#define ZXDH_MIN_RX_BUFSIZE    64
+#define ZXDH_MAX_RX_PKTLEN     14000U
+
 union zxdh_virport_num {
 	uint16_t vport;
 	struct {
-- 
2.27.0