From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by smtp.lore.kernel.org (Postfix) with ESMTP id EB283C43458 for ; Fri, 10 Jul 2026 22:10:20 +0000 (UTC) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id DA6094027F; Sat, 11 Jul 2026 00:10:19 +0200 (CEST) Received: from mail-yx1-f73.google.com (mail-yx1-f73.google.com [74.125.224.73]) by mails.dpdk.org (Postfix) with ESMTP id CD7D040270 for ; Sat, 11 Jul 2026 00:10:18 +0200 (CEST) Received: by mail-yx1-f73.google.com with SMTP id 956f58d0204a3-667bd638ee6so127300d50.1 for ; Fri, 10 Jul 2026 15:10:18 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20251104; t=1783721418; x=1784326218; darn=dpdk.org; h=content-type:cc:to:from:subject:message-id:references:mime-version :in-reply-to:date:from:to:cc:subject:date:message-id:reply-to :content-type; bh=jB17c2EvbLtCjHmowDNBzK8rjBI0B+IcKY9WSNRrocs=; b=ofS5VmkcWacwKEoXqfg6SN8AjCCr5BfNz7uUXmT+C6jlKaelD8hr0QjHrS8AOJN/7J g/1MZ/FxqYO4DPtRGK6vfAFrh9hCtYTqYA9PZIlLJBByBkruMwZlDy7nj8eRv3f1cUAi G3K45gcDSclCRyvtMnQoRqccGoDrUZUFhvovNOA9O6hEXBjkDIcHzMZ70hsqDtbamQTU Qs46SGARV1ZIqMZlGI8e1Tg+8bdlt8ZD1EJEVVlraZfGBoBsExMK19mj3VenIxODMkbL W01PaRAFk55P4yXD1sSww/haNXX+oCCrIHX9xJBdyRdsZiFmBZc55FRBqLvFnU7hGK/P Kp/w== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1783721418; x=1784326218; h=content-type:cc:to:from:subject:message-id:references:mime-version :in-reply-to:date:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to:content-type; bh=jB17c2EvbLtCjHmowDNBzK8rjBI0B+IcKY9WSNRrocs=; b=G7YebSgs4oKezORqXY1iXXrVxNUT51ldEOGNfHcrli3vMMG8YRDmdEbwcZSX33nqq+ D30TjmHoztpfuWUajK3izWBoRdHhmAccPW5rHzWBE+luAwnVUq/5Q2geXombap3Pkyi1 QQRWr4Xt8yCKQSLJOuOMvOuKo4S5bdXun0KVeSWiWaQKCQlbUEicQ1xEXM1Iq14bxbOs 1jBW2ZDsOtyPfSvEU9QrCcOOnztrwnQTlgYvt5S62lIDAPliUrjz9j8RBECa+uV62cqw ObtR/MAXgIpcCvBGMFCdBzhagDtpOKfd6r3AaB/VesocEgDt97ykcMJbxv23JP5TOro5 vJ9w== X-Gm-Message-State: AOJu0YzOW6iuxynyeQPtHqZSnaSfd150US2+aJq5KVBHn/eAn6JMULbE oVU0/UVSW/2Ufax1v29t4shKXeCpzUne6c2nXc7mLoJF0vipUe17tt76IxRXxPC7z6gaBOtM/gh mDlkryhHJmC5/tBB3Kq/pAuiiMVNaskDDS0roN/xaBM2LR3mvdk0MH16zZheSMMK6wZiX9z4rse 8w3QD3Hh7qg2bLJZTKE/VmjFU= X-Received: from yxsz7.prod.google.com ([2002:a53:c9c7:0:b0:662:d983:9358]) (user=blasko job=prod-delivery.src-stubby-dispatcher) by 2002:a05:690e:4385:b0:667:ac1d:16c6 with SMTP id 956f58d0204a3-667d7cb7958mr615498d50.81.1783721417733; Fri, 10 Jul 2026 15:10:17 -0700 (PDT) Date: Fri, 10 Jul 2026 22:10:10 +0000 In-Reply-To: <20260623215325.814776-1-blasko@google.com> Mime-Version: 1.0 References: <20260623215325.814776-1-blasko@google.com> X-Mailer: git-send-email 2.55.0.141.g00534a21ce-goog Message-ID: <20260710221013.3913447-1-blasko@google.com> Subject: [PATCH v2 0/2] net/af_xdp: add Rx timestamping and read_clock support From: Mark Blasko To: dev@dpdk.org Cc: joshwash@google.com, jtranoleary@google.com, blasko@google.com Content-Type: text/plain; charset="UTF-8" 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 This patch series introduces support for dynamic RX timestamping and clock querying in the AF_XDP Poll Mode Driver. The first patch introduces three new vdev devargs to specify layout-agnostic metadata offsets and bitmasks for extracting hardware RX timestamps from XDP metadata into the mbuf dynamic timestamp field. The second patch implements the read_clock ethdev operation, querying ethtool for the interface's PTP Hardware Clock index at start and using clock_gettime to query the NIC hardware clock time. --- v2: - Patch 1: - Replace static metadata struct assumption with configurable vdev devargs for layout-agnostic timestamp offset extraction and validity verification. - Patch 2: - New patch introduced in v2 to support read_clock ethdev operation. --- Mark Blasko (2): net/af_xdp: add af_xdp rx metadata and dynamic timestamping support net/af_xdp: add read_clock support to AF_XDP PMD drivers/net/af_xdp/rte_eth_af_xdp.c | 266 +++++++++++++++++++++++++++- 1 file changed, 261 insertions(+), 5 deletions(-) -- 2.55.0.141.g00534a21ce-goog