From patchwork Mon Jan 18 15:16:42 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Xueming Li X-Patchwork-Id: 86810 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 65F00A0A03; Mon, 18 Jan 2021 16:17:24 +0100 (CET) Received: from [217.70.189.124] (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 422CE140F4D; Mon, 18 Jan 2021 16:16:58 +0100 (CET) Received: from mellanox.co.il (mail-il-dmz.mellanox.com [193.47.165.129]) by mails.dpdk.org (Postfix) with ESMTP id 9FE36140F27 for ; Mon, 18 Jan 2021 16:16:50 +0100 (CET) Received: from Internal Mail-Server by MTLPINE1 (envelope-from xuemingl@nvidia.com) with SMTP; 18 Jan 2021 17:16:49 +0200 Received: from nvidia.com (pegasus05.mtr.labs.mlnx [10.210.16.100]) by labmailer.mlnx (8.13.8/8.13.8) with ESMTP id 10IFGmBq002238; Mon, 18 Jan 2021 17:16:49 +0200 From: Xueming Li To: Thomas Monjalon , Ferruh Yigit , Andrew Rybchenko , Olivier Matz Cc: dev@dpdk.org, Viacheslav Ovsiienko , xuemingl@nvidia.com, Asaf Penso Date: Mon, 18 Jan 2021 15:16:42 +0000 Message-Id: <1610983002-7630-6-git-send-email-xuemingl@nvidia.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1610983002-7630-1-git-send-email-xuemingl@nvidia.com> References: <1610983002-7630-1-git-send-email-xuemingl@nvidia.com> In-Reply-To: <1608304614-13908-2-git-send-email-xuemingl@nvidia.com> References: <1608304614-13908-2-git-send-email-xuemingl@nvidia.com> Subject: [dpdk-dev] [PATCH v2 5/5] devargs: enable global device syntax devargs 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" When parsing a device argument, try to parse new global device syntax firstly, fallback to legacy syntax parsing on error. Example of new global device syntax: -a bus=pci,addr=82:00.0/class=eth/driver=mlx5,dv_flow_en=1 Signed-off-by: Xueming Li --- lib/librte_eal/common/eal_common_devargs.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/lib/librte_eal/common/eal_common_devargs.c b/lib/librte_eal/common/eal_common_devargs.c index 27af4cc0e3..53ec8ad822 100644 --- a/lib/librte_eal/common/eal_common_devargs.c +++ b/lib/librte_eal/common/eal_common_devargs.c @@ -201,6 +201,12 @@ rte_devargs_parse(struct rte_devargs *da, const char *dev) if (da == NULL) return -EINVAL; + /* First parse according new global syntax */ + if (rte_devargs_layers_parse(da, dev) == 0 && da->bus && da->cls) + return 0; + + /* Legacy syntax check: */ + /* Retrieve eventual bus info */ do { devname = dev;