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 9A31A4689C; Sat, 7 Jun 2025 07:30:11 +0200 (CEST) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id D081A40EAB; Sat, 7 Jun 2025 07:29:42 +0200 (CEST) Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.15]) by mails.dpdk.org (Postfix) with ESMTP id 83B044028B for ; Sat, 7 Jun 2025 07:29:41 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1749274182; x=1780810182; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=56I87qJ2bxg+fjCYVXA+IETtdC0dlOyYsL/UKX6A6MY=; b=JBpY5F/UF8bA3CW5vlc6xfZNlZ/CkuOKm0z4PdKz+/U/+SfGyMugT3yi ILjrx8YHgcUtwDen1Vzid2KxRl+qiFqWwHD7wvOboAyp2iIbpWQVxn5aD tgdG1zV30OHmTwS6EJgyLJZ1Qc2Ig0cSQ/so4WMuXIzGpw8vMIcNQVO/k dozg2qFhQGftwCp20iGYfEFGiYdmvY5wm6qGKmCGZdVofxlf7ErMXqr0V JyB/Wfijn80X7lCFm+5IoYY5KglLY2VXkYEsGAWxecpM/teOWQ40NH3e3 3I6ssxRjoVvdtR3Wf8O3eUYbIrQGNnXkxI6LNctXJ1NbYtHAYt7KNNDlJ g==; X-CSE-ConnectionGUID: G5QWx9oWTGaqg14j8CF38g== X-CSE-MsgGUID: dco1lmheQhaB0vVfzJoHoQ== X-IronPort-AV: E=McAfee;i="6800,10657,11456"; a="55087288" X-IronPort-AV: E=Sophos;i="6.16,217,1744095600"; d="scan'208";a="55087288" Received: from fmviesa009.fm.intel.com ([10.60.135.149]) by orvoesa107.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 06 Jun 2025 22:29:42 -0700 X-CSE-ConnectionGUID: z2acHRqbTr25iJf2Hlnvqw== X-CSE-MsgGUID: cBuwwVN2SeineQ6RT3oZKw== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.16,217,1744095600"; d="scan'208";a="146953497" Received: from unknown (HELO sprmax9..) ([10.138.182.122]) by fmviesa009.fm.intel.com with ESMTP; 06 Jun 2025 22:29:39 -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 v1 6/6] doc: announce TxPP support for E830 adapters Date: Fri, 6 Jun 2025 21:19:47 +0000 Message-ID: <20250606211947.473544-7-soumyadeep.hore@intel.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20250606211947.473544-1-soumyadeep.hore@intel.com> References: <20250606211947.473544-1-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