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 3E7BBFC592F for ; Thu, 26 Feb 2026 11:58:40 +0000 (UTC) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 214ED40661; Thu, 26 Feb 2026 12:58:19 +0100 (CET) Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.12]) by mails.dpdk.org (Postfix) with ESMTP id DCAF440663 for ; Thu, 26 Feb 2026 12:58:16 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1772107097; x=1803643097; h=from:to:subject:date:message-id:in-reply-to:references: mime-version:content-transfer-encoding; bh=hcBbdkhHGKB5LHK9HoXMsoP1MoBrMp7f7YiyQqVcRto=; b=UebbpRRUbN++iCqcFQBwpIv5C7iYNzJk1PlHufUawpADr9geCM/lyEwk wONZQ93VKoS+ppaTAMZ2qozqaCLOBR86MOff91BZYWP97fj/rKvLNt+qa Q39oBUrPodq+sbyKfZNciJTnhbYmle9o6KffNZJ4YDf3vZ+kuKkXyQger UqHEO88abDEknTCkLHWC9mdTlWRPpWN2mTpOs23gW4lIBi6OtP6OrGAzh hudGpLdyh7yRETLZQGPCVotB/HWJWDgWD1fF4T3tYxD60oDouut9JG4bt fHbjPdSS9gMLBB3vHgSAyBJXpc8xJSK7payrDrqi+jDzdyFddwQ7dSdx8 Q==; X-CSE-ConnectionGUID: gRQuDg1VTw2RNSosVKYjXg== X-CSE-MsgGUID: ZiqEV1uARJu8sMY/J4YEMQ== X-IronPort-AV: E=McAfee;i="6800,10657,11712"; a="77033347" X-IronPort-AV: E=Sophos;i="6.21,312,1763452800"; d="scan'208";a="77033347" Received: from fmviesa001.fm.intel.com ([10.60.135.141]) by fmvoesa106.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 26 Feb 2026 03:58:16 -0800 X-CSE-ConnectionGUID: NkMpNgQ0R/+5PYZVIDe4FA== X-CSE-MsgGUID: oTKhSCBvRmyggjZohRqc2g== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.21,312,1763452800"; d="scan'208";a="244135179" Received: from fenlix-mobl.ccr.corp.intel.com ([10.239.252.5]) by fmviesa001.fm.intel.com with ESMTP; 26 Feb 2026 03:58:14 -0800 From: Soumyadeep Hore To: dev@dpdk.org, bruce.richardson@intel.com, rajesh3.kumar@intel.com, aman.deep.singh@intel.com, manoj.kumar.subbarao@intel.com Subject: [PATCH v7 4/4] doc/guides: add PTP IDPF documentation Date: Thu, 26 Feb 2026 19:33:14 -0500 Message-ID: <20260227003314.439267-5-soumyadeep.hore@intel.com> X-Mailer: git-send-email 2.47.1 In-Reply-To: <20260227003314.439267-1-soumyadeep.hore@intel.com> References: <20260214194920.139066-5-soumyadeep.hore@intel.com> <20260227003314.439267-1-soumyadeep.hore@intel.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 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 Updates the IDPF Documentation with PTP feature. Signed-off-by: Soumyadeep Hore Acked-by: Rajesh Kumar --- doc/guides/nics/features/idpf.ini | 1 + doc/guides/nics/idpf.rst | 15 +++++++++++++++ doc/guides/rel_notes/release_26_03.rst | 4 ++++ 3 files changed, 20 insertions(+) diff --git a/doc/guides/nics/features/idpf.ini b/doc/guides/nics/features/idpf.ini index 63b799289a..f546648924 100644 --- a/doc/guides/nics/features/idpf.ini +++ b/doc/guides/nics/features/idpf.ini @@ -19,6 +19,7 @@ RSS reta update = Y L3 checksum offload = P L4 checksum offload = P Timestamp offload = P +Timesync = Y Packet type parsing = Y Basic stats = Y Linux = Y diff --git a/doc/guides/nics/idpf.rst b/doc/guides/nics/idpf.rst index b99cc18188..998c1a5dfa 100644 --- a/doc/guides/nics/idpf.rst +++ b/doc/guides/nics/idpf.rst @@ -109,3 +109,18 @@ The paths are chosen based on 2 conditions: A value "P" means the offload feature is not supported by vector path. If any not supported features are used, idpf vector PMD is disabled and the scalar paths are chosen. + + Time Synchronization + ~~~~~~~~~~~~~~~~~~~~ + + The system operator can run a PTP (Precision Time Protocol) client application + to synchronize the time on the network card in ACC + (and optionally the time on the system) to the PTP primary. + + IDPF PMD supports PTP client applications that use the DPDK IEEE 1588 API + to communicate with the PTP primary clock. + Note that PTP client application needs to run on PF in ACC. + + .. code-block:: console + + examples/dpdk-ptpclient -l 0-3 -n 3 -a 0000:ec:00.1 -- -T 1 -p 0x1 diff --git a/doc/guides/rel_notes/release_26_03.rst b/doc/guides/rel_notes/release_26_03.rst index afdf1af06c..16b5a0b0b1 100644 --- a/doc/guides/rel_notes/release_26_03.rst +++ b/doc/guides/rel_notes/release_26_03.rst @@ -63,6 +63,10 @@ New Features * The timestamp value has been updated to make it usable. +* **Updated Intel idpf ethernet driver.** + + * Added support for time sync features. + * **Updated Intel iavf driver.** * Added support for pre and post VF reset callbacks. -- 2.47.1