From patchwork Mon Sep 27 10:21:57 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Conor Walsh X-Patchwork-Id: 99772 X-Patchwork-Delegate: thomas@monjalon.net Return-Path: X-Original-To: patchwork@inbox.dpdk.org Delivered-To: patchwork@inbox.dpdk.org Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by inbox.dpdk.org (Postfix) with ESMTP id 653BAA0547; Mon, 27 Sep 2021 12:23:13 +0200 (CEST) Received: from [217.70.189.124] (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 0F8274114B; Mon, 27 Sep 2021 12:22:27 +0200 (CEST) Received: from mga01.intel.com (mga01.intel.com [192.55.52.88]) by mails.dpdk.org (Postfix) with ESMTP id 6614241130 for ; Mon, 27 Sep 2021 12:22:22 +0200 (CEST) X-IronPort-AV: E=McAfee;i="6200,9189,10119"; a="246937077" X-IronPort-AV: E=Sophos;i="5.85,326,1624345200"; d="scan'208";a="246937077" Received: from fmsmga002.fm.intel.com ([10.253.24.26]) by fmsmga101.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 27 Sep 2021 03:22:22 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.85,326,1624345200"; d="scan'208";a="561166629" Received: from silpixa00401160.ir.intel.com ([10.55.129.96]) by fmsmga002.fm.intel.com with ESMTP; 27 Sep 2021 03:22:20 -0700 From: Conor Walsh To: bruce.richardson@intel.com, fengchengwen@huawei.com, jerinj@marvell.com, kevin.laatz@intel.com Cc: dev@dpdk.org, Conor Walsh Date: Mon, 27 Sep 2021 10:21:57 +0000 Message-Id: <20210927102157.1570116-13-conor.walsh@intel.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20210927102157.1570116-1-conor.walsh@intel.com> References: <20210827172550.1522362-1-conor.walsh@intel.com> <20210927102157.1570116-1-conor.walsh@intel.com> MIME-Version: 1.0 Subject: [dpdk-dev] [PATCH v6 12/12] raw/ioat: deprecate ioat rawdev driver 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 Sender: "dev" Deprecate the rawdev IOAT driver as both IOAT and IDXD drivers have moved to dmadev. Signed-off-by: Conor Walsh Acked-by: Kevin Laatz Acked-by: Bruce Richardson --- MAINTAINERS | 2 +- doc/guides/rawdevs/ioat.rst | 4 ++++ doc/guides/rel_notes/deprecation.rst | 7 +++++++ 3 files changed, 12 insertions(+), 1 deletion(-) diff --git a/MAINTAINERS b/MAINTAINERS index ccabba9169..a4bcd2d024 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -1322,7 +1322,7 @@ T: git://dpdk.org/next/dpdk-next-net-intel F: drivers/raw/ifpga/ F: doc/guides/rawdevs/ifpga.rst -IOAT Rawdev +IOAT Rawdev - DEPRECATED M: Bruce Richardson F: drivers/raw/ioat/ F: doc/guides/rawdevs/ioat.rst diff --git a/doc/guides/rawdevs/ioat.rst b/doc/guides/rawdevs/ioat.rst index a65530bd30..98d15dd032 100644 --- a/doc/guides/rawdevs/ioat.rst +++ b/doc/guides/rawdevs/ioat.rst @@ -6,6 +6,10 @@ IOAT Rawdev Driver =================== +.. warning:: + As of DPDK 21.11 the rawdev implementation of the IOAT driver has been deprecated. + Please use the dmadev library instead. + The ``ioat`` rawdev driver provides a poll-mode driver (PMD) for Intel\ |reg| Data Streaming Accelerator `(Intel DSA) `_ and for Intel\ |reg| diff --git a/doc/guides/rel_notes/deprecation.rst b/doc/guides/rel_notes/deprecation.rst index 59445a6f42..b1dbb45802 100644 --- a/doc/guides/rel_notes/deprecation.rst +++ b/doc/guides/rel_notes/deprecation.rst @@ -284,3 +284,10 @@ Deprecation Notices reserved bytes to 2 (from 3), and use 1 byte to indicate warnings and other information from the crypto/security operation. This field will be used to communicate events such as soft expiry with IPsec in lookaside mode. + +* raw/ioat: The ``ioat`` rawdev driver has been deprecated, since it's + functionality is provided through the new ``dmadev`` infrastructure. + To continue to use hardware previously supported by the ``ioat`` rawdev driver, + applications should be updated to use the ``dmadev`` library instead, + with the underlying HW-functionality being provided by the ``ioat`` or + ``idxd`` dma drivers