From d878cb09501d309b085c33327b13bd7fce994ac1 Mon Sep 17 00:00:00 2001 From: Long Li Date: Wed, 5 Oct 2022 16:21:56 -0700 Subject: [PATCH] net/mana: report device info Add the function to get device info. Signed-off-by: Long Li --- doc/guides/nics/features/mana.ini | 1 + drivers/net/mana/mana.c | 83 +++++++++++++++++++++++++++++++ drivers/net/mana/mana.h | 28 +++++++++++ 3 files changed, 112 insertions(+) diff --git a/doc/guides/nics/features/mana.ini b/doc/guides/nics/features/mana.ini index 953640e969..b6b3247c11 100644 --- a/doc/guides/nics/features/mana.ini +++ b/doc/guides/nics/features/mana.ini @@ -4,6 +4,7 @@ ; Refer to default.ini for the full list of available PMD features. ; [Features] +Speed capabilities = P Link status = P Removal event = Y Multiprocess aware = Y diff --git a/drivers/net/mana/mana.c b/drivers/net/mana/mana.c index 0b94776594..189af43127 100644 --- a/drivers/net/mana/mana.c +++ b/drivers/net/mana/mana.c @@ -124,6 +124,87 @@ mana_dev_close(struct rte_eth_dev *dev) return 0; } +static int +mana_dev_info_get(struct rte_eth_dev *dev, + struct rte_eth_dev_info *dev_info) +{ + struct mana_priv *priv = dev->data->dev_private; + + dev_info->max_mtu = RTE_ETHER_MTU; + + /* RX params */ + dev_info->min_rx_bufsize = MIN_RX_BUF_SIZE; + dev_info->max_rx_pktlen = MAX_FRAME_SIZE; + + dev_info->max_rx_queues = priv->max_rx_queues; + dev_info->max_tx_queues = priv->max_tx_queues; + + dev_info->max_mac_addrs = MANA_MAX_MAC_ADDR; + dev_info->max_hash_mac_addrs = 0; + + dev_info->max_vfs = 1; + + /* Offload params */ + dev_info->rx_offload_capa = MANA_DEV_RX_OFFLOAD_SUPPORT; + + dev_info->tx_offload_capa = MANA_DEV_TX_OFFLOAD_SUPPORT; + + /* RSS */ + dev_info->reta_size = INDIRECTION_TABLE_NUM_ELEMENTS; + dev_info->hash_key_size = TOEPLITZ_HASH_KEY_SIZE_IN_BYTES; + dev_info->flow_type_rss_offloads = MANA_ETH_RSS_SUPPORT; + + /* Thresholds */ + dev_info->default_rxconf = (struct rte_eth_rxconf){ + .rx_thresh = { + .pthresh = 8, + .hthresh = 8, + .wthresh = 0, + }, + .rx_free_thresh = 32, + /* If no descriptors available, pkts are dropped by default */ + .rx_drop_en = 1, + }; + + dev_info->default_txconf = (struct rte_eth_txconf){ + .tx_thresh = { + .pthresh = 32, + .hthresh = 0, + .wthresh = 0, + }, + .tx_rs_thresh = 32, + .tx_free_thresh = 32, + }; + + /* Buffer limits */ + dev_info->rx_desc_lim.nb_min = MIN_BUFFERS_PER_QUEUE; + dev_info->rx_desc_lim.nb_max = priv->max_rx_desc; + dev_info->rx_desc_lim.nb_align = MIN_BUFFERS_PER_QUEUE; + dev_info->rx_desc_lim.nb_seg_max = priv->max_recv_sge; + dev_info->rx_desc_lim.nb_mtu_seg_max = priv->max_recv_sge; + + dev_info->tx_desc_lim.nb_min = MIN_BUFFERS_PER_QUEUE; + dev_info->tx_desc_lim.nb_max = priv->max_tx_desc; + dev_info->tx_desc_lim.nb_align = MIN_BUFFERS_PER_QUEUE; + dev_info->tx_desc_lim.nb_seg_max = priv->max_send_sge; + dev_info->rx_desc_lim.nb_mtu_seg_max = priv->max_recv_sge; + + /* Speed */ + dev_info->speed_capa = RTE_ETH_LINK_SPEED_100G; + + /* RX params */ + dev_info->default_rxportconf.burst_size = 1; + dev_info->default_rxportconf.ring_size = MAX_RECEIVE_BUFFERS_PER_QUEUE; + dev_info->default_rxportconf.nb_queues = 1; + + /* TX params */ + dev_info->default_txportconf.burst_size = 1; + dev_info->default_txportconf.ring_size = MAX_SEND_BUFFERS_PER_QUEUE; + dev_info->default_txportconf.nb_queues = 1; + + return 0; +} + static const uint32_t * mana_supported_ptypes(struct rte_eth_dev *dev __rte_unused) { @@ -160,11 +241,13 @@ mana_dev_link_update(struct rte_eth_dev *dev, static const struct eth_dev_ops mana_dev_ops = { .dev_configure = mana_dev_configure, .dev_close = mana_dev_close, + .dev_infos_get = mana_dev_info_get, .dev_supported_ptypes_get = mana_supported_ptypes, .link_update = mana_dev_link_update, }; static const struct eth_dev_ops mana_dev_secondary_ops = { + .dev_infos_get = mana_dev_info_get, }; uint16_t diff --git a/drivers/net/mana/mana.h b/drivers/net/mana/mana.h index f249ef1f66..a3165616ce 100644 --- a/drivers/net/mana/mana.h +++ b/drivers/net/mana/mana.h @@ -16,6 +16,34 @@ struct mana_shared_data { unsigned int secondary_cnt; }; +#define MIN_RX_BUF_SIZE 1024 +#define MAX_FRAME_SIZE RTE_ETHER_MAX_LEN +#define MANA_MAX_MAC_ADDR 1 + +#define MANA_DEV_RX_OFFLOAD_SUPPORT ( \ + RTE_ETH_RX_OFFLOAD_CHECKSUM | \ + RTE_ETH_RX_OFFLOAD_RSS_HASH) + +#define MANA_DEV_TX_OFFLOAD_SUPPORT ( \ + RTE_ETH_TX_OFFLOAD_MULTI_SEGS | \ + RTE_ETH_TX_OFFLOAD_IPV4_CKSUM | \ + RTE_ETH_TX_OFFLOAD_TCP_CKSUM | \ + RTE_ETH_TX_OFFLOAD_UDP_CKSUM) + +#define INDIRECTION_TABLE_NUM_ELEMENTS 64 +#define TOEPLITZ_HASH_KEY_SIZE_IN_BYTES 40 +#define MANA_ETH_RSS_SUPPORT ( \ + RTE_ETH_RSS_IPV4 | \ + RTE_ETH_RSS_NONFRAG_IPV4_TCP | \ + RTE_ETH_RSS_NONFRAG_IPV4_UDP | \ + RTE_ETH_RSS_IPV6 | \ + RTE_ETH_RSS_NONFRAG_IPV6_TCP | \ + RTE_ETH_RSS_NONFRAG_IPV6_UDP) + +#define MIN_BUFFERS_PER_QUEUE 64 +#define MAX_RECEIVE_BUFFERS_PER_QUEUE 256 +#define MAX_SEND_BUFFERS_PER_QUEUE 256 + struct mana_process_priv { void *db_page; };