From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: <dev-bounces@dpdk.org> Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by inbox.dpdk.org (Postfix) with ESMTP id F2499A0A05; Wed, 20 Jan 2021 14:44:24 +0100 (CET) Received: from [217.70.189.124] (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id D5384140D8E; Wed, 20 Jan 2021 14:44:18 +0100 (CET) Received: from szxga07-in.huawei.com (szxga07-in.huawei.com [45.249.212.35]) by mails.dpdk.org (Postfix) with ESMTP id A46F1140D41 for <dev@dpdk.org>; Wed, 20 Jan 2021 14:44:16 +0100 (CET) Received: from DGGEMS411-HUB.china.huawei.com (unknown [172.30.72.60]) by szxga07-in.huawei.com (SkyGuard) with ESMTP id 4DLRYR6jP9z7Xpy; Wed, 20 Jan 2021 21:43:07 +0800 (CST) Received: from localhost.localdomain (10.69.192.56) by DGGEMS411-HUB.china.huawei.com (10.3.19.211) with Microsoft SMTP Server id 14.3.498.0; Wed, 20 Jan 2021 21:44:09 +0800 From: Lijun Ou <oulijun@huawei.com> To: <thomas@monjalon.net>, <ferruh.yigit@intel.com> CC: <dev@dpdk.org>, <linuxarm@openeuler.org> Date: Wed, 20 Jan 2021 21:43:50 +0800 Message-ID: <1611150232-609-2-git-send-email-oulijun@huawei.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1611150232-609-1-git-send-email-oulijun@huawei.com> References: <1611150232-609-1-git-send-email-oulijun@huawei.com> MIME-Version: 1.0 Content-Type: text/plain X-Originating-IP: [10.69.192.56] X-CFilter-Loop: Reflected Subject: [dpdk-dev] [PATCH 1/3] doc: add FEC in NIC features X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK patches and discussions <dev.dpdk.org> List-Unsubscribe: <https://mails.dpdk.org/options/dev>, <mailto:dev-request@dpdk.org?subject=unsubscribe> List-Archive: <http://mails.dpdk.org/archives/dev/> List-Post: <mailto:dev@dpdk.org> List-Help: <mailto:dev-request@dpdk.org?subject=help> List-Subscribe: <https://mails.dpdk.org/listinfo/dev>, <mailto:dev-request@dpdk.org?subject=subscribe> Errors-To: dev-bounces@dpdk.org Sender: "dev" <dev-bounces@dpdk.org> 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