From: "Min Hu (Connor)" <humin29@huawei.com> Document FEC in NIC features, add information about FEC and add implementation related support. Cc: stable@dpdk.org Signed-off-by: Min Hu (Connor) <humin29@huawei.com> Signed-off-by: Lijun Ou <oulijun@huawei.com> --- doc/guides/nics/features.rst | 14 ++++++++++++++ doc/guides/nics/features/default.ini | 1 + 2 files changed, 15 insertions(+) diff --git a/doc/guides/nics/features.rst b/doc/guides/nics/features.rst index cf82e9d..ded5c16 100644 --- a/doc/guides/nics/features.rst +++ b/doc/guides/nics/features.rst @@ -926,6 +926,20 @@ Supports to get Rx/Tx packet burst mode information. * **[implements] eth_dev_ops**: ``rx_burst_mode_get``, ``tx_burst_mode_get``. * **[related] API**: ``rte_eth_rx_burst_mode_get()``, ``rte_eth_tx_burst_mode_get()``. +.. _nic_features_fec: + +FEC +--- + +Supports Forward error correction. Forward error correction (FEC) is a bit error correction mode. +It adds error correction information to data packets at the transmit end, and uses the error correction +information to correct the bit errors generated during data packet transmission at the receive end. This +improves signal quality but also brings a delay to signals. This function can be enabled or disabled as required. + +* **[implements] eth_dev_ops**: ``fec_get_capability``, ``fec_get``, ``fec_set``. +* **[provides] rte_eth_fec_capa**: ``speed:ETH_SPEED_NUM_*``, ``capa:RTE_ETH_FEC_MODE_TO_CAPA()``. +* **[related] API**: ``rte_eth_fec_get_capability()``, ``rte_eth_fec_get()``, ``rte_eth_fec_set()``. + .. _nic_features_other: Other dev ops not represented by a Feature diff --git a/doc/guides/nics/features/default.ini b/doc/guides/nics/features/default.ini index ee786d3..562a681 100644 --- a/doc/guides/nics/features/default.ini +++ b/doc/guides/nics/features/default.ini @@ -65,6 +65,7 @@ Module EEPROM dump = Registers dump = LED = Multiprocess aware = +FEC = BSD nic_uio = Linux UIO = Linux VFIO = -- 2.7.4