From 5dec0169554bc9bbc2c98491b26107400832f526 Mon Sep 17 00:00:00 2001 From: Jiawen Wu Date: Thu, 25 Feb 2021 16:08:48 +0800 Subject: [PATCH] net/txgbe: support VF get information Add information get operation for VF device. RX and TX offload capabilities are same as the PF device. Signed-off-by: Jiawen Wu --- doc/guides/nics/features/txgbe_vf.ini | 7 +++ drivers/net/txgbe/txgbe_ethdev_vf.c | 70 +++++++++++++++++++++++++++ 2 files changed, 77 insertions(+) diff --git a/doc/guides/nics/features/txgbe_vf.ini b/doc/guides/nics/features/txgbe_vf.ini index 97c881d96f..266bc68c65 100644 --- a/doc/guides/nics/features/txgbe_vf.ini +++ b/doc/guides/nics/features/txgbe_vf.ini @@ -5,6 +5,13 @@ ; [Features] Unicast MAC filter = Y +CRC offload = P +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 = Y ARMv8 = Y diff --git a/drivers/net/txgbe/txgbe_ethdev_vf.c b/drivers/net/txgbe/txgbe_ethdev_vf.c index 86b1e2bfbd..5dec29ab27 100644 --- a/drivers/net/txgbe/txgbe_ethdev_vf.c +++ b/drivers/net/txgbe/txgbe_ethdev_vf.c @@ -15,6 +15,8 @@ #include "txgbe_ethdev.h" #include "txgbe_rxtx.h" +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); @@ -29,6 +31,20 @@ 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; /* @@ -246,6 +262,57 @@ 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 */ @@ -406,8 +473,11 @@ 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, }; -- 2.20.1