[dpdk-dev] [PATCH 1/3] doc: add FEC in NIC features
Ferruh Yigit
ferruh.yigit at intel.com
Thu Jan 28 01:21:26 CET 2021
On 1/28/2021 12:20 AM, Ferruh Yigit wrote:
> On 1/20/2021 1:43 PM, Lijun Ou wrote:
>> From: "Min Hu (Connor)" <humin29 at huawei.com>
>>
>> Document FEC in NIC features, add information about FEC and add
>> implementation related support.
>>
>> Cc: stable at dpdk.org
>>
>> Signed-off-by: Min Hu (Connor) <humin29 at huawei.com>
>> Signed-off-by: Lijun Ou <oulijun at 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()``.
>> +
>
> Feature doc looks good, thanks for adding this.
>
cc'ed Andrew too for comment.
> Can you add another patch in this series to update .ini files for hns3 & cxgbe
> to advertise FEC feature?
>
>> .. _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 =
>>
>
> "Linux UIO" etc renamed in this release, can you rebase on top of latest repo
> please?
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