From patchwork Mon May 8 11:47:05 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Denis Pryazhennikov X-Patchwork-Id: 126764 X-Patchwork-Delegate: ferruh.yigit@amd.com Return-Path: X-Original-To: patchwork@inbox.dpdk.org Delivered-To: patchwork@inbox.dpdk.org Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by inbox.dpdk.org (Postfix) with ESMTP id 0E5EF42A94; Mon, 8 May 2023 13:47:18 +0200 (CEST) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id CC66042BDA; Mon, 8 May 2023 13:47:13 +0200 (CEST) Received: from agw.arknetworks.am (agw.arknetworks.am [79.141.165.80]) by mails.dpdk.org (Postfix) with ESMTP id B357C40685 for ; Mon, 8 May 2023 13:47:11 +0200 (CEST) Received: from localhost.localdomain (unknown [37.252.88.48]) (using TLSv1.3 with cipher TLS_CHACHA20_POLY1305_SHA256 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA512) (No client certificate requested) by agw.arknetworks.am (Postfix) with ESMTPSA id ED3A0E1246; Mon, 8 May 2023 15:47:10 +0400 (+04) From: Denis Pryazhennikov To: dev@dpdk.org Cc: Ivan Malov , Viacheslav Galaktionov , Thomas Monjalon , Ferruh Yigit , Andrew Rybchenko Subject: [RFC PATCH v2 1/3] ethdev: update documentation for API to set FEC Date: Mon, 8 May 2023 15:47:05 +0400 Message-Id: <20230508114707.89629-2-denis.pryazhennikov@arknetworks.am> X-Mailer: git-send-email 2.37.0 (Apple Git-136) In-Reply-To: <20230508114707.89629-1-denis.pryazhennikov@arknetworks.am> References: <20230428102728.51956-1-denis.pryazhennikov@arknetworks.am> <20230508114707.89629-1-denis.pryazhennikov@arknetworks.am> MIME-Version: 1.0 X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org The documentation for the rte_eth_fec_set() is updated to provide more detailed information about how FEC modes are handled. It also includes a description of the case when only the AUTO bit is set. Signed-off-by: Denis Pryazhennikov Acked-by: Ivan Malov Acked-by: Viacheslav Galaktionov --- lib/ethdev/rte_ethdev.h | 11 +++++++---- 1 file changed, 7 insertions(+), 4 deletions(-) diff --git a/lib/ethdev/rte_ethdev.h b/lib/ethdev/rte_ethdev.h index 99fe9e238b20..777dc521494c 100644 --- a/lib/ethdev/rte_ethdev.h +++ b/lib/ethdev/rte_ethdev.h @@ -4227,10 +4227,13 @@ int rte_eth_fec_get(uint16_t port_id, uint32_t *fec_capa); * @param port_id * The port identifier of the Ethernet device. * @param fec_capa - * A bitmask of allowed FEC modes. If AUTO bit is set, other - * bits specify FEC modes which may be negotiated. If AUTO - * bit is clear, specify FEC modes to be used (only one valid - * mode per speed may be set). + * A bitmask of allowed FEC modes. + * If only the AUTO bit is set, the decision on which FEC + * mode to use will be made by HW/FW or driver. + * If the AUTO bit is set with some FEC modes, only specified + * FEC modes can be set. + * If AUTO bit is clear, specify FEC mode to be used + * (only one valid mode per speed may be set). * @return * - (0) if successful. * - (-EINVAL) if the FEC mode is not valid.