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This feature only shows the current port speed and the supported FEC modes at that speed. Signed-off-by: Zerun Fu Reviewed-by: Long Wu Reviewed-by: Peng Zhang Reviewed-by: Chaoyong He --- doc/guides/nics/features/nfp.ini | 1 + drivers/net/nfp/nfp_ethdev.c | 1 + drivers/net/nfp/nfp_net_common.c | 45 ++++++++++++++++++++++++++++++++ drivers/net/nfp/nfp_net_common.h | 3 +++ 4 files changed, 50 insertions(+) diff --git a/doc/guides/nics/features/nfp.ini b/doc/guides/nics/features/nfp.ini index df1d403c6e..3494111f86 100644 --- a/doc/guides/nics/features/nfp.ini +++ b/doc/guides/nics/features/nfp.ini @@ -19,6 +19,7 @@ RSS reta update = Y Flow control = Y VLAN offload = Y QinQ offload = Y +FEC = Y L3 checksum offload = Y L4 checksum offload = Y Basic stats = Y diff --git a/drivers/net/nfp/nfp_ethdev.c b/drivers/net/nfp/nfp_ethdev.c index 54d018870d..3c24ebeaf3 100644 --- a/drivers/net/nfp/nfp_ethdev.c +++ b/drivers/net/nfp/nfp_ethdev.c @@ -759,6 +759,7 @@ static const struct eth_dev_ops nfp_net_eth_dev_ops = { .flow_ctrl_get = nfp_net_flow_ctrl_get, .flow_ctrl_set = nfp_net_flow_ctrl_set, .flow_ops_get = nfp_net_flow_ops_get, + .fec_get_capability = nfp_net_fec_get_capability, }; static inline void diff --git a/drivers/net/nfp/nfp_net_common.c b/drivers/net/nfp/nfp_net_common.c index 1658cc7d3c..5aa85aa077 100644 --- a/drivers/net/nfp/nfp_net_common.c +++ b/drivers/net/nfp/nfp_net_common.c @@ -26,6 +26,9 @@ #define NFP_ETH_OVERHEAD \ (RTE_ETHER_HDR_LEN + RTE_ETHER_CRC_LEN + RTE_VLAN_HLEN * 2) +/* Only show FEC capability supported by the current speed. */ +#define NFP_FEC_CAPA_ENTRY_NUM 1 + enum nfp_xstat_group { NFP_XSTAT_GROUP_NET, NFP_XSTAT_GROUP_MAC @@ -2281,3 +2284,45 @@ nfp_net_flow_ctrl_set(struct rte_eth_dev *dev, return 0; } + +int +nfp_net_fec_get_capability(struct rte_eth_dev *dev, + struct rte_eth_fec_capa *speed_fec_capa, + __rte_unused unsigned int num) +{ + uint16_t speed; + struct nfp_net_hw *hw; + uint32_t supported_fec; + struct nfp_eth_table *nfp_eth_table; + struct nfp_eth_table_port *eth_port; + + hw = nfp_net_get_hw(dev); + if (hw->pf_dev == NULL) + return -EINVAL; + + nfp_eth_table = hw->pf_dev->nfp_eth_table; + eth_port = &nfp_eth_table->ports[hw->idx]; + + speed = eth_port->speed; + supported_fec = nfp_eth_supported_fec_modes(eth_port); + if (speed == 0 || supported_fec == 0) { + PMD_DRV_LOG(ERR, "FEC modes supported or Speed is invalid."); + return -EINVAL; + } + + if (speed_fec_capa == NULL) + return NFP_FEC_CAPA_ENTRY_NUM; + + speed_fec_capa->speed = speed; + + if ((supported_fec & NFP_FEC_AUTO) != 0) + speed_fec_capa->capa |= RTE_ETH_FEC_MODE_CAPA_MASK(AUTO); + if ((supported_fec & NFP_FEC_BASER) != 0) + speed_fec_capa->capa |= RTE_ETH_FEC_MODE_CAPA_MASK(BASER); + if ((supported_fec & NFP_FEC_REED_SOLOMON) != 0) + speed_fec_capa->capa |= RTE_ETH_FEC_MODE_CAPA_MASK(RS); + if ((supported_fec & NFP_FEC_DISABLED) != 0) + speed_fec_capa->capa |= RTE_ETH_FEC_MODE_CAPA_MASK(NOFEC); + + return NFP_FEC_CAPA_ENTRY_NUM; +} diff --git a/drivers/net/nfp/nfp_net_common.h b/drivers/net/nfp/nfp_net_common.h index aec3c51bdf..f0fe10b6cd 100644 --- a/drivers/net/nfp/nfp_net_common.h +++ b/drivers/net/nfp/nfp_net_common.h @@ -288,6 +288,9 @@ int nfp_net_flow_ctrl_get(struct rte_eth_dev *dev, int nfp_net_flow_ctrl_set(struct rte_eth_dev *dev, struct rte_eth_fc_conf *fc_conf); void nfp_pf_uninit(struct nfp_pf_dev *pf_dev); +int nfp_net_fec_get_capability(struct rte_eth_dev *dev, + struct rte_eth_fec_capa *speed_fec_capa, + unsigned int num); #define NFP_PRIV_TO_APP_FW_NIC(app_fw_priv)\ ((struct nfp_app_fw_nic *)app_fw_priv)