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 326FF4684F; Sun, 8 Jun 2025 21:42:41 +0200 (CEST) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id D654E4042F; Sun, 8 Jun 2025 21:42:14 +0200 (CEST) Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.11]) by mails.dpdk.org (Postfix) with ESMTP id 6B58A402EE for ; Sun, 8 Jun 2025 21:42:10 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1749411731; x=1780947731; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=56I87qJ2bxg+fjCYVXA+IETtdC0dlOyYsL/UKX6A6MY=; b=lzf7xHSrgovsbwJ5f56NV23GPU3W06NiitWRxCe1kxwL0401b/OCLZzU Y62Ux+3pCon4zKjl/okP2g5LI5H8Sg7Ry2wgklgLip0dSyra3TT10enIq xTm4FIZi/v4ZJur2+nQc4QObxIqE1HoQCi6iQcqBsnFYTeizds50H5uBE 3j72HJ6ZeLYgMGcTo37D9eaFF0JMUY7mHJcvFGVRwSQbp5amN42OtoBnp 13vWXzOHkE65pTJ18LXmwxghhhlmNkZH29tf+zpf/SgRloii1CHbzc/Qh Az7KDhVvA6VOGuxNeTE1CyMouc7M/ThhXoyFtS5mRuhi9travaGf5ED8U w==; X-CSE-ConnectionGUID: PASYtx+NRhm9r/AaVCwS0g== X-CSE-MsgGUID: JCcaPtzfQ42zSDbJp+hXUg== X-IronPort-AV: E=McAfee;i="6800,10657,11458"; a="61757554" X-IronPort-AV: E=Sophos;i="6.16,221,1744095600"; d="scan'208";a="61757554" Received: from fmviesa010.fm.intel.com ([10.60.135.150]) by orvoesa103.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 08 Jun 2025 12:42:10 -0700 X-CSE-ConnectionGUID: JOfG2vKrROifw1PklK4vTQ== X-CSE-MsgGUID: 7kN3wzCyS1WT1jisH/gkag== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.16,221,1744095600"; d="scan'208";a="146847529" Received: from unknown (HELO sprmax9..) ([10.138.182.122]) by fmviesa010.fm.intel.com with ESMTP; 08 Jun 2025 12:42:09 -0700 From: Soumyadeep Hore To: dev@dpdk.org, bruce.richardson@intel.com Cc: aman.deep.singh@intel.com, manoj.kumar.subbarao@intel.com Subject: [PATCH v3 6/6] doc: announce TxPP support for E830 adapters Date: Sun, 8 Jun 2025 11:32:23 +0000 Message-ID: <20250608113223.487043-7-soumyadeep.hore@intel.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20250608113223.487043-1-soumyadeep.hore@intel.com> References: <20250606211947.473544-2-soumyadeep.hore@intel.com> <20250608113223.487043-1-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 E830 adapters currently support Tx Time based queues. Signed-off-by: Soumyadeep Hore --- doc/guides/nics/ice.rst | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) diff --git a/doc/guides/nics/ice.rst b/doc/guides/nics/ice.rst index 77985ae5a2..73c5477946 100644 --- a/doc/guides/nics/ice.rst +++ b/doc/guides/nics/ice.rst @@ -415,6 +415,22 @@ and add the ``--force-max-simd-bitwidth=64`` startup parameter to disable vector examples/dpdk-ptpclient -c f -n 3 -a 0000:ec:00.1 --force-max-simd-bitwidth=64 -- -T 1 -p 0x1 -c 1 +Tx Packet Pacing +~~~~~~~~~~~~~~~~ + +In order to deliver the timestamp with every packet, a special type of Tx Host Queue is +used, the TS Queue. This feature is currently supported only in E830 adapters. + +The tx_offload ``RTE_ETH_TX_OFFLOAD_SEND_ON_TIMESTAMP`` is used to enable the feature. +For example: + +.. code-block:: console + + dpdk-testpmd -a 0000:31:00.0 -c f -n 4 -- -i --tx-offloads=0x200000 + set fwd txonly + set txtimes 30000000,1000000 + start + Generic Flow Support ~~~~~~~~~~~~~~~~~~~~ -- 2.43.0