From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by inbox.dpdk.org (Postfix) with ESMTP id 7807D46CF9; Tue, 12 Aug 2025 17:34:40 +0200 (CEST) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 1CD1440270; Tue, 12 Aug 2025 17:34:40 +0200 (CEST) Received: from mail-wm1-f45.google.com (mail-wm1-f45.google.com [209.85.128.45]) by mails.dpdk.org (Postfix) with ESMTP id B399D400EF for ; Tue, 12 Aug 2025 17:34:38 +0200 (CEST) Received: by mail-wm1-f45.google.com with SMTP id 5b1f17b1804b1-459d4d7c745so51166835e9.1 for ; Tue, 12 Aug 2025 08:34:38 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=networkplumber-org.20230601.gappssmtp.com; s=20230601; t=1755012878; x=1755617678; darn=dpdk.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:subject:cc:to:from:date:from:to:cc:subject:date :message-id:reply-to; bh=CSXvfa4k1gwJK+a3IlQYP84DHK5k/9V6op3rEUd2xA4=; b=jAcJjoeBAoPrUHHOb21gO7IQvXojKMy2l+hNVYt44f2+3MVBANKGPTew/Av+pXBXbR HYiSQGbCFDKMQp4R8Cu0Hq02YGdXHGVKDAIHKexaWbbTfiVSRfBOHfpvVca1wQxHvKu8 5U8jYnciAuM+0zsHo+rET8iSpbiFC2QVuGjA/wJpRNY6sI3tnD+Tfd5iRUQQ1MHIrtWb K+bho89t7Nv3pq/R20ahb5ybUc2vtEBsoTMzgWl66LgFDv3TopfCGggpHS4oinipqofK VvYVrZlpDQzuGyQT+4gplMGMphjL7NTN8znm5TPeIofMoBPUgjlo2F74aYfOrbTd8Aic jNhg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1755012878; x=1755617678; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:subject:cc:to:from:date:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=CSXvfa4k1gwJK+a3IlQYP84DHK5k/9V6op3rEUd2xA4=; b=xDMnD/ey8TYpt5b+3kHXdCUfyDndPqFIs+7asnET8V9nznVRlJRF++cuFXYWruoQOl dVn+ii5iyBHVnmRBFdsUN4yjpWeTm8rWKAz/YAfGkQGSVi3WZAVlSi+2s7XwqY7H9/u8 1Lo0dH3ZuVm7/KPCVk4ds0TskpcWKME/2ULEepP+RFk6DVzcBldJD9a/zrwC/gcZauzj QKdCZ6ZkvJRYzfLPHJc/Ks/ZO/k6cee9ubCuaEn73HmzZW9mPk89glXiqBSKjeXt9TgW MMBtgEzFf/vTs0AomeaupDBKVvvVPLFflD1XKM+20gyt3JyvajBkeJr96vrRKUMfT2U3 UaCQ== X-Gm-Message-State: AOJu0Yx6Ridcoq5TIK/MuldG72nDEfmgXtG7SwH9HPgdqW4OEExNWpma oO5ZtDSM4z9d6drLJTK6i5+FKhszU8gVAtMKW2sAATqotY6svToaIBcST/Gn50dp4/Y= X-Gm-Gg: ASbGnct9bwYChuCR9wJm3cOgWo4HZDAgAQD3q2CJbQieZSEmi9IAC7Uxg2LOeCDYTEN W+PIlT08uqMCWOuMB5wpDDfOIv7I38+5zb0fdUOUbSkHs29foo03Sj/O4l4ziF5DPRAT77lnIJK dbmLbtfwzrgyEoJ6nYYy6SjUIEPZfCN7nsDgN05Un8IIK4kPQrjJU/OVT7yBEj3WrrEwvVJIUPN FCEUOv8eekOgwGm9NNtsvNGMdpOY0Pb/wG6NFkin8JVTknZxYGagoosHCbHOggaPTC7cbrzRavO kMFY2Ip+a67pd36pcKayHXtqjO2pGXfvVYCm7/TxOodzSWJHXgGqm/qCJG178nvHq04Y5Rnmto9 T1jaYdHHoAYJwhrIAzgc8GHvQYZFTnpZnn8mDWuvE24ifxQ/n9OG5dwjzsb6RRInhF92zF5sJiC 8= X-Google-Smtp-Source: AGHT+IEhW4E7H1YYubjfy5+axMI/yGR0ANe2pIw3qCfDbD+DzoSgD4VGuJZsPfrZfRKp8h+EbQGIew== X-Received: by 2002:a05:600c:c176:b0:453:6ca:16b1 with SMTP id 5b1f17b1804b1-45a15b4fa4fmr2144255e9.26.1755012877969; Tue, 12 Aug 2025 08:34:37 -0700 (PDT) Received: from hermes.local (204-195-96-226.wavecable.com. [204.195.96.226]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-3b9132f00ecsm2368401f8f.24.2025.08.12.08.34.36 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 12 Aug 2025 08:34:37 -0700 (PDT) Date: Tue, 12 Aug 2025 08:34:31 -0700 From: Stephen Hemminger To: Thomas Monjalon Cc: dev@dpdk.org, Aman Singh , Andrew Rybchenko , Maxime Coquelin , Chenbo Xia Subject: Re: [PATCH 1/1] ethdev: add link speed 800G Message-ID: <20250812083431.6502e587@hermes.local> In-Reply-To: <20250812144249.316120-1-thomas@monjalon.net> References: <20250812144249.316120-1-thomas@monjalon.net> MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit 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 On Tue, 12 Aug 2025 16:42:48 +0200 Thomas Monjalon wrote: > diff --git a/lib/ethdev/rte_ethdev.h b/lib/ethdev/rte_ethdev.h > index 5d7fc5ee9d..d23c143eed 100644 > --- a/lib/ethdev/rte_ethdev.h > +++ b/lib/ethdev/rte_ethdev.h > @@ -306,6 +306,7 @@ struct rte_eth_stats { > #define RTE_ETH_LINK_SPEED_100G RTE_BIT32(14) /**< 100 Gbps */ > #define RTE_ETH_LINK_SPEED_200G RTE_BIT32(15) /**< 200 Gbps */ > #define RTE_ETH_LINK_SPEED_400G RTE_BIT32(16) /**< 400 Gbps */ > +#define RTE_ETH_LINK_SPEED_800G RTE_BIT32(17) /**< 800 Gbps */ Do you want to go further, looking around I see roadmaps for. 1.6Tbs, 3.2 Tbs, 6.4 Tbs (2028) and beyond. Looks like will run out of bits in 2040...