Add information get operation for VF device.
RX and TX offload capabilities are same as the PF device.
Signed-off-by: Jiawen Wu <jiawe...@trustnetic.com>
---
doc/guides/nics/features/txgbe_vf.ini | 6 +++
drivers/net/txgbe/txgbe_ethdev_vf.c | 70 +++++++++++++++++++++++++++
2 files changed, 76 insertions(+)
diff --git a/doc/guides/nics/features/txgbe_vf.ini
b/doc/guides/nics/features/txgbe_vf.ini
index d2f3e5e61..0553b2275 100644
--- a/doc/guides/nics/features/txgbe_vf.ini
+++ b/doc/guides/nics/features/txgbe_vf.ini
@@ -4,6 +4,12 @@
; Refer to default.ini for the full list of available PMD features.
;
[Features]
+VLAN offload = P
+QinQ offload = P
+L3 checksum offload = P
+L4 checksum offload = P
+Inner L3 checksum = P
+Inner L4 checksum = P
Multiprocess aware = Y
Linux UIO = Y
Linux VFIO = Y
diff --git a/drivers/net/txgbe/txgbe_ethdev_vf.c
b/drivers/net/txgbe/txgbe_ethdev_vf.c
index 62b1568cb..bee2f4e7b 100644
--- a/drivers/net/txgbe/txgbe_ethdev_vf.c
+++ b/drivers/net/txgbe/txgbe_ethdev_vf.c
@@ -16,6 +16,8 @@
#include "txgbe_rxtx.h"
#define TXGBEVF_PMD_NAME "rte_txgbevf_pmd" /* PMD name */
+static int txgbevf_dev_info_get(struct rte_eth_dev *dev,
+ struct rte_eth_dev_info *dev_info);
static int txgbevf_dev_close(struct rte_eth_dev *dev);
static void txgbevf_intr_disable(struct rte_eth_dev *dev);
static void txgbevf_intr_enable(struct rte_eth_dev *dev);
@@ -30,6 +32,20 @@ static const struct rte_pci_id pci_id_txgbevf_map[] = {
{ .vendor_id = 0, /* sentinel */ },
};
+static const struct rte_eth_desc_lim rx_desc_lim = {
+ .nb_max = TXGBE_RING_DESC_MAX,
+ .nb_min = TXGBE_RING_DESC_MIN,
+ .nb_align = TXGBE_RXD_ALIGN,
+};
+
+static const struct rte_eth_desc_lim tx_desc_lim = {
+ .nb_max = TXGBE_RING_DESC_MAX,
+ .nb_min = TXGBE_RING_DESC_MIN,
+ .nb_align = TXGBE_TXD_ALIGN,
+ .nb_seg_max = TXGBE_TX_MAX_SEG,
+ .nb_mtu_seg_max = TXGBE_TX_MAX_SEG,
+};
+
static const struct eth_dev_ops txgbevf_eth_dev_ops;
/*
@@ -248,6 +264,57 @@ static struct rte_pci_driver rte_txgbevf_pmd = {
.remove = eth_txgbevf_pci_remove,
};
+static int
+txgbevf_dev_info_get(struct rte_eth_dev *dev,
+ struct rte_eth_dev_info *dev_info)
+{
+ struct rte_pci_device *pci_dev = RTE_ETH_DEV_TO_PCI(dev);
+ struct txgbe_hw *hw = TXGBE_DEV_HW(dev);
+
+ dev_info->max_rx_queues = (uint16_t)hw->mac.max_rx_queues;
+ dev_info->max_tx_queues = (uint16_t)hw->mac.max_tx_queues;
+ dev_info->min_rx_bufsize = 1024;
+ dev_info->max_rx_pktlen = TXGBE_FRAME_SIZE_MAX;
+ dev_info->max_mac_addrs = hw->mac.num_rar_entries;
+ dev_info->max_hash_mac_addrs = TXGBE_VMDQ_NUM_UC_MAC;
+ dev_info->max_vfs = pci_dev->max_vfs;
+ dev_info->max_vmdq_pools = ETH_64_POOLS;
+ dev_info->rx_queue_offload_capa = txgbe_get_rx_queue_offloads(dev);
+ dev_info->rx_offload_capa = (txgbe_get_rx_port_offloads(dev) |
+ dev_info->rx_queue_offload_capa);
+ dev_info->tx_queue_offload_capa = txgbe_get_tx_queue_offloads(dev);
+ dev_info->tx_offload_capa = txgbe_get_tx_port_offloads(dev);
+ dev_info->hash_key_size = TXGBE_HKEY_MAX_INDEX * sizeof(uint32_t);
+ dev_info->reta_size = ETH_RSS_RETA_SIZE_128;
+ dev_info->flow_type_rss_offloads = TXGBE_RSS_OFFLOAD_ALL;
+
+ dev_info->default_rxconf = (struct rte_eth_rxconf) {
+ .rx_thresh = {
+ .pthresh = TXGBE_DEFAULT_RX_PTHRESH,
+ .hthresh = TXGBE_DEFAULT_RX_HTHRESH,
+ .wthresh = TXGBE_DEFAULT_RX_WTHRESH,
+ },
+ .rx_free_thresh = TXGBE_DEFAULT_RX_FREE_THRESH,
+ .rx_drop_en = 0,
+ .offloads = 0,
+ };
+
+ dev_info->default_txconf = (struct rte_eth_txconf) {
+ .tx_thresh = {
+ .pthresh = TXGBE_DEFAULT_TX_PTHRESH,
+ .hthresh = TXGBE_DEFAULT_TX_HTHRESH,
+ .wthresh = TXGBE_DEFAULT_TX_WTHRESH,
+ },
+ .tx_free_thresh = TXGBE_DEFAULT_TX_FREE_THRESH,
+ .offloads = 0,
+ };
+
+ dev_info->rx_desc_lim = rx_desc_lim;
+ dev_info->tx_desc_lim = tx_desc_lim;
+
+ return 0;
+}
+
/*
* Virtual Function operations
*/
@@ -410,8 +477,11 @@ txgbevf_set_default_mac_addr(struct rte_eth_dev *dev,
* operation have been implemented
*/
static const struct eth_dev_ops txgbevf_eth_dev_ops = {
+ .dev_infos_get = txgbevf_dev_info_get,
.mac_addr_add = txgbevf_add_mac_addr,
.mac_addr_remove = txgbevf_remove_mac_addr,
+ .rxq_info_get = txgbe_rxq_info_get,
+ .txq_info_get = txgbe_txq_info_get,
.mac_addr_set = txgbevf_set_default_mac_addr,
};
--
2.27.0
