From 611c771c353458e33b34519a15801df756288c4b Mon Sep 17 00:00:00 2001 From: Sunil Kumar Kori Date: Wed, 23 Jun 2021 10:16:37 +0530 Subject: [PATCH] net/cnxk: support Rx/Tx burst mode query Patch implements ethdev operations to get Rx and Tx burst mode. Signed-off-by: Sunil Kumar Kori --- doc/guides/nics/features/cnxk.ini | 1 + doc/guides/nics/features/cnxk_vec.ini | 1 + doc/guides/nics/features/cnxk_vf.ini | 1 + drivers/net/cnxk/cnxk_ethdev.c | 2 + drivers/net/cnxk/cnxk_ethdev.h | 4 + drivers/net/cnxk/cnxk_ethdev_ops.c | 127 ++++++++++++++++++++++++++ 6 files changed, 136 insertions(+) diff --git a/doc/guides/nics/features/cnxk.ini b/doc/guides/nics/features/cnxk.ini index b41af2ddfa..298f16761f 100644 --- a/doc/guides/nics/features/cnxk.ini +++ b/doc/guides/nics/features/cnxk.ini @@ -12,6 +12,7 @@ Link status = Y Link status event = Y Runtime Rx queue setup = Y Runtime Tx queue setup = Y +Burst mode info = Y Fast mbuf free = Y Free Tx mbuf on demand = Y Queue start/stop = Y diff --git a/doc/guides/nics/features/cnxk_vec.ini b/doc/guides/nics/features/cnxk_vec.ini index 7fe8018180..a673cc140b 100644 --- a/doc/guides/nics/features/cnxk_vec.ini +++ b/doc/guides/nics/features/cnxk_vec.ini @@ -12,6 +12,7 @@ Link status = Y Link status event = Y Runtime Rx queue setup = Y Runtime Tx queue setup = Y +Burst mode info = Y Fast mbuf free = Y Free Tx mbuf on demand = Y Queue start/stop = Y diff --git a/doc/guides/nics/features/cnxk_vf.ini b/doc/guides/nics/features/cnxk_vf.ini index 5cc9f3f0d4..335d08248b 100644 --- a/doc/guides/nics/features/cnxk_vf.ini +++ b/doc/guides/nics/features/cnxk_vf.ini @@ -11,6 +11,7 @@ Link status = Y Link status event = Y Runtime Rx queue setup = Y Runtime Tx queue setup = Y +Burst mode info = Y Fast mbuf free = Y Free Tx mbuf on demand = Y Queue start/stop = Y diff --git a/drivers/net/cnxk/cnxk_ethdev.c b/drivers/net/cnxk/cnxk_ethdev.c index 516788ce67..0311df373b 100644 --- a/drivers/net/cnxk/cnxk_ethdev.c +++ b/drivers/net/cnxk/cnxk_ethdev.c @@ -1113,6 +1113,8 @@ struct eth_dev_ops cnxk_eth_dev_ops = { .promiscuous_disable = cnxk_nix_promisc_disable, .allmulticast_enable = cnxk_nix_allmulticast_enable, .allmulticast_disable = cnxk_nix_allmulticast_disable, + .rx_burst_mode_get = cnxk_nix_rx_burst_mode_get, + .tx_burst_mode_get = cnxk_nix_tx_burst_mode_get, }; static int diff --git a/drivers/net/cnxk/cnxk_ethdev.h b/drivers/net/cnxk/cnxk_ethdev.h index 70bc3742b2..aea00056c1 100644 --- a/drivers/net/cnxk/cnxk_ethdev.h +++ b/drivers/net/cnxk/cnxk_ethdev.h @@ -234,6 +234,10 @@ int cnxk_nix_allmulticast_enable(struct rte_eth_dev *eth_dev); int cnxk_nix_allmulticast_disable(struct rte_eth_dev *eth_dev); int cnxk_nix_info_get(struct rte_eth_dev *eth_dev, struct rte_eth_dev_info *dev_info); +int cnxk_nix_rx_burst_mode_get(struct rte_eth_dev *eth_dev, uint16_t queue_id, + struct rte_eth_burst_mode *mode); +int cnxk_nix_tx_burst_mode_get(struct rte_eth_dev *eth_dev, uint16_t queue_id, + struct rte_eth_burst_mode *mode); int cnxk_nix_configure(struct rte_eth_dev *eth_dev); int cnxk_nix_tx_queue_setup(struct rte_eth_dev *eth_dev, uint16_t qid, uint16_t nb_desc, uint16_t fp_tx_q_sz, diff --git a/drivers/net/cnxk/cnxk_ethdev_ops.c b/drivers/net/cnxk/cnxk_ethdev_ops.c index 61ecbab0c5..7ae961ad4f 100644 --- a/drivers/net/cnxk/cnxk_ethdev_ops.c +++ b/drivers/net/cnxk/cnxk_ethdev_ops.c @@ -71,6 +71,133 @@ cnxk_nix_info_get(struct rte_eth_dev *eth_dev, struct rte_eth_dev_info *devinfo) return 0; } +int +cnxk_nix_rx_burst_mode_get(struct rte_eth_dev *eth_dev, uint16_t queue_id, + struct rte_eth_burst_mode *mode) +{ + ssize_t bytes = 0, str_size = RTE_ETH_BURST_MODE_INFO_SIZE, rc; + struct cnxk_eth_dev *dev = cnxk_eth_pmd_priv(eth_dev); + const struct burst_info { + uint64_t flags; + const char *output; + } rx_offload_map[] = { + {DEV_RX_OFFLOAD_VLAN_STRIP, " VLAN Strip,"}, + {DEV_RX_OFFLOAD_IPV4_CKSUM, " Inner IPv4 Checksum,"}, + {DEV_RX_OFFLOAD_UDP_CKSUM, " UDP Checksum,"}, + {DEV_RX_OFFLOAD_TCP_CKSUM, " TCP Checksum,"}, + {DEV_RX_OFFLOAD_TCP_LRO, " TCP LRO,"}, + {DEV_RX_OFFLOAD_QINQ_STRIP, " QinQ VLAN Strip,"}, + {DEV_RX_OFFLOAD_OUTER_IPV4_CKSUM, " Outer IPv4 Checksum,"}, + {DEV_RX_OFFLOAD_MACSEC_STRIP, " MACsec Strip,"}, + {DEV_RX_OFFLOAD_HEADER_SPLIT, " Header Split,"}, + {DEV_RX_OFFLOAD_VLAN_FILTER, " VLAN Filter,"}, + {DEV_RX_OFFLOAD_VLAN_EXTEND, " VLAN Extend,"}, + {DEV_RX_OFFLOAD_JUMBO_FRAME, " Jumbo Frame,"}, + {DEV_RX_OFFLOAD_SCATTER, " Scattered,"}, + {DEV_RX_OFFLOAD_TIMESTAMP, " Timestamp,"}, + {DEV_RX_OFFLOAD_SECURITY, " Security,"}, + {DEV_RX_OFFLOAD_KEEP_CRC, " Keep CRC,"}, + {DEV_RX_OFFLOAD_SCTP_CKSUM, " SCTP,"}, + {DEV_RX_OFFLOAD_OUTER_UDP_CKSUM, " Outer UDP Checksum,"}, + {DEV_RX_OFFLOAD_RSS_HASH, " RSS,"} + }; + static const char *const burst_mode[] = {"Vector Neon, Rx Offloads:", + "Scalar, Rx Offloads:" + }; + uint32_t i; + + PLT_SET_USED(queue_id); + + /* Update burst mode info */ + rc = rte_strscpy(mode->info + bytes, burst_mode[dev->scalar_ena], + str_size - bytes); + if (rc < 0) + goto done; + + bytes += rc; + + /* Update Rx offload info */ + for (i = 0; i < RTE_DIM(rx_offload_map); i++) { + if (dev->rx_offloads & rx_offload_map[i].flags) { + rc = rte_strscpy(mode->info + bytes, + rx_offload_map[i].output, + str_size - bytes); + if (rc < 0) + goto done; + + bytes += rc; + } + } + +done: + return 0; +} + +int +cnxk_nix_tx_burst_mode_get(struct rte_eth_dev *eth_dev, uint16_t queue_id, + struct rte_eth_burst_mode *mode) +{ + ssize_t bytes = 0, str_size = RTE_ETH_BURST_MODE_INFO_SIZE, rc; + struct cnxk_eth_dev *dev = cnxk_eth_pmd_priv(eth_dev); + const struct burst_info { + uint64_t flags; + const char *output; + } tx_offload_map[] = { + {DEV_TX_OFFLOAD_VLAN_INSERT, " VLAN Insert,"}, + {DEV_TX_OFFLOAD_IPV4_CKSUM, " Inner IPv4 Checksum,"}, + {DEV_TX_OFFLOAD_UDP_CKSUM, " UDP Checksum,"}, + {DEV_TX_OFFLOAD_TCP_CKSUM, " TCP Checksum,"}, + {DEV_TX_OFFLOAD_SCTP_CKSUM, " SCTP Checksum,"}, + {DEV_TX_OFFLOAD_TCP_TSO, " TCP TSO,"}, + {DEV_TX_OFFLOAD_UDP_TSO, " UDP TSO,"}, + {DEV_TX_OFFLOAD_OUTER_IPV4_CKSUM, " Outer IPv4 Checksum,"}, + {DEV_TX_OFFLOAD_QINQ_INSERT, " QinQ VLAN Insert,"}, + {DEV_TX_OFFLOAD_VXLAN_TNL_TSO, " VXLAN Tunnel TSO,"}, + {DEV_TX_OFFLOAD_GRE_TNL_TSO, " GRE Tunnel TSO,"}, + {DEV_TX_OFFLOAD_IPIP_TNL_TSO, " IP-in-IP Tunnel TSO,"}, + {DEV_TX_OFFLOAD_GENEVE_TNL_TSO, " Geneve Tunnel TSO,"}, + {DEV_TX_OFFLOAD_MACSEC_INSERT, " MACsec Insert,"}, + {DEV_TX_OFFLOAD_MT_LOCKFREE, " Multi Thread Lockless Tx,"}, + {DEV_TX_OFFLOAD_MULTI_SEGS, " Scattered,"}, + {DEV_TX_OFFLOAD_MBUF_FAST_FREE, " H/W MBUF Free,"}, + {DEV_TX_OFFLOAD_SECURITY, " Security,"}, + {DEV_TX_OFFLOAD_UDP_TNL_TSO, " UDP Tunnel TSO,"}, + {DEV_TX_OFFLOAD_IP_TNL_TSO, " IP Tunnel TSO,"}, + {DEV_TX_OFFLOAD_OUTER_UDP_CKSUM, " Outer UDP Checksum,"}, + {DEV_TX_OFFLOAD_SEND_ON_TIMESTAMP, " Timestamp,"} + }; + static const char *const burst_mode[] = {"Vector Neon, Tx Offloads:", + "Scalar, Tx Offloads:" + }; + uint32_t i; + + PLT_SET_USED(queue_id); + + /* Update burst mode info */ + rc = rte_strscpy(mode->info + bytes, burst_mode[dev->scalar_ena], + str_size - bytes); + if (rc < 0) + goto done; + + bytes += rc; + + /* Update Tx offload info */ + for (i = 0; i < RTE_DIM(tx_offload_map); i++) { + if (dev->tx_offloads & tx_offload_map[i].flags) { + rc = rte_strscpy(mode->info + bytes, + tx_offload_map[i].output, + str_size - bytes); + if (rc < 0) + goto done; + + bytes += rc; + } + } + +done: + return 0; +} + int cnxk_nix_mac_addr_set(struct rte_eth_dev *eth_dev, struct rte_ether_addr *addr) { -- 2.20.1