From: Jerin Jacob <jerin.jacob@caviumnetworks.com>
Date: Fri, 17 Jun 2016 13:29:39 +0000 (+0530)
Subject: net/thunderx: get device infos
X-Git-Tag: spdx-start~6450
X-Git-Url: http://git.droids-corp.org/?a=commitdiff_plain;h=dcd7b1e182f766be38524009424b6746486baa0d;p=dpdk.git

net/thunderx: get device infos

Signed-off-by: Jerin Jacob <jerin.jacob@caviumnetworks.com>
Signed-off-by: Maciej Czekaj <maciej.czekaj@caviumnetworks.com>
Signed-off-by: Kamil Rytarowski <kamil.rytarowski@caviumnetworks.com>
Signed-off-by: Zyta Szpak <zyta.szpak@semihalf.com>
Signed-off-by: Slawomir Rosek <slawomir.rosek@semihalf.com>
Signed-off-by: Radoslaw Biernacki <rad@semihalf.com>
Reviewed-by: Ferruh Yigit <ferruh.yigit@intel.com>
---

diff --git a/drivers/net/thunderx/nicvf_ethdev.c b/drivers/net/thunderx/nicvf_ethdev.c
index 33344fdddf..1bea8518f0 100644
--- a/drivers/net/thunderx/nicvf_ethdev.c
+++ b/drivers/net/thunderx/nicvf_ethdev.c
@@ -168,6 +168,50 @@ nicvf_dev_get_regs(struct rte_eth_dev *dev, struct rte_dev_reg_info *regs)
 	return -ENOTSUP;
 }
 
+static void
+nicvf_dev_info_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info)
+{
+	struct nicvf *nic = nicvf_pmd_priv(dev);
+
+	PMD_INIT_FUNC_TRACE();
+
+	dev_info->min_rx_bufsize = ETHER_MIN_MTU;
+	dev_info->max_rx_pktlen = NIC_HW_MAX_FRS;
+	dev_info->max_rx_queues = (uint16_t)MAX_RCV_QUEUES_PER_QS;
+	dev_info->max_tx_queues = (uint16_t)MAX_SND_QUEUES_PER_QS;
+	dev_info->max_mac_addrs = 1;
+	dev_info->max_vfs = dev->pci_dev->max_vfs;
+
+	dev_info->rx_offload_capa = DEV_RX_OFFLOAD_VLAN_STRIP;
+	dev_info->tx_offload_capa =
+		DEV_TX_OFFLOAD_IPV4_CKSUM  |
+		DEV_TX_OFFLOAD_UDP_CKSUM   |
+		DEV_TX_OFFLOAD_TCP_CKSUM   |
+		DEV_TX_OFFLOAD_TCP_TSO     |
+		DEV_TX_OFFLOAD_OUTER_IPV4_CKSUM;
+
+	dev_info->reta_size = nic->rss_info.rss_size;
+	dev_info->hash_key_size = RSS_HASH_KEY_BYTE_SIZE;
+	dev_info->flow_type_rss_offloads = NICVF_RSS_OFFLOAD_PASS1;
+	if (nicvf_hw_cap(nic) & NICVF_CAP_TUNNEL_PARSING)
+		dev_info->flow_type_rss_offloads |= NICVF_RSS_OFFLOAD_TUNNEL;
+
+	dev_info->default_rxconf = (struct rte_eth_rxconf) {
+		.rx_free_thresh = NICVF_DEFAULT_RX_FREE_THRESH,
+		.rx_drop_en = 0,
+	};
+
+	dev_info->default_txconf = (struct rte_eth_txconf) {
+		.tx_free_thresh = NICVF_DEFAULT_TX_FREE_THRESH,
+		.txq_flags =
+			ETH_TXQ_FLAGS_NOMULTSEGS  |
+			ETH_TXQ_FLAGS_NOREFCOUNT  |
+			ETH_TXQ_FLAGS_NOMULTMEMP  |
+			ETH_TXQ_FLAGS_NOVLANOFFL  |
+			ETH_TXQ_FLAGS_NOXSUMSCTP,
+	};
+}
+
 static int
 nicvf_dev_configure(struct rte_eth_dev *dev)
 {
@@ -249,6 +293,7 @@ nicvf_dev_configure(struct rte_eth_dev *dev)
 static const struct eth_dev_ops nicvf_eth_dev_ops = {
 	.dev_configure            = nicvf_dev_configure,
 	.link_update              = nicvf_dev_link_update,
+	.dev_infos_get            = nicvf_dev_info_get,
 	.get_reg_length           = nicvf_dev_get_reg_length,
 	.get_reg                  = nicvf_dev_get_regs,
 };
diff --git a/drivers/net/thunderx/nicvf_ethdev.h b/drivers/net/thunderx/nicvf_ethdev.h
index 818985645e..e31657db90 100644
--- a/drivers/net/thunderx/nicvf_ethdev.h
+++ b/drivers/net/thunderx/nicvf_ethdev.h
@@ -42,6 +42,23 @@
 #define NICVF_FULL_DUPLEX		0x01
 #define NICVF_UNKNOWN_DUPLEX		0xff
 
+#define NICVF_RSS_OFFLOAD_PASS1 ( \
+	ETH_RSS_PORT | \
+	ETH_RSS_IPV4 | \
+	ETH_RSS_NONFRAG_IPV4_TCP | \
+	ETH_RSS_NONFRAG_IPV4_UDP | \
+	ETH_RSS_IPV6 | \
+	ETH_RSS_NONFRAG_IPV6_TCP | \
+	ETH_RSS_NONFRAG_IPV6_UDP)
+
+#define NICVF_RSS_OFFLOAD_TUNNEL ( \
+	ETH_RSS_VXLAN | \
+	ETH_RSS_GENEVE | \
+	ETH_RSS_NVGRE)
+
+#define NICVF_DEFAULT_RX_FREE_THRESH    224
+#define NICVF_DEFAULT_TX_FREE_THRESH    224
+#define NICVF_TX_FREE_MPOOL_THRESH      16
 
 static inline struct nicvf *
 nicvf_pmd_priv(struct rte_eth_dev *eth_dev)