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 X-Spam-Level: X-Spam-Status: No, score=-12.7 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 74051C433DF for ; Mon, 12 Oct 2020 05:08:07 +0000 (UTC) Received: from dpdk.org (dpdk.org [92.243.14.124]) by mail.kernel.org (Postfix) with ESMTP id 0B6DD2076E for ; Mon, 12 Oct 2020 05:08:07 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 0B6DD2076E Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=intel.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=dev-bounces@dpdk.org Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id B82EB1D5DF; Mon, 12 Oct 2020 07:07:21 +0200 (CEST) Received: from mga06.intel.com (mga06.intel.com [134.134.136.31]) by dpdk.org (Postfix) with ESMTP id E82AE1D5D8 for ; Mon, 12 Oct 2020 07:07:19 +0200 (CEST) IronPort-SDR: 6vcCYZTjsrVAPTpK+fr91kp5Z7jelH5oDul7cDDtR1hFyjzeLwC2cc86Y4saXItLO8eUTQtFue ZpjeEzbcp/VA== X-IronPort-AV: E=McAfee;i="6000,8403,9771"; a="227336680" X-IronPort-AV: E=Sophos;i="5.77,365,1596524400"; d="scan'208";a="227336680" X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga002.fm.intel.com ([10.253.24.26]) by orsmga104.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 11 Oct 2020 22:07:19 -0700 IronPort-SDR: mcBJmaqemWwtRFwcCpZhHNjAh1yDJ5kZqpu7j+akllTw/hZjknH56ODkCaxTxHiuzP82jcqNBv to8FBFc4UoIA== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.77,365,1596524400"; d="scan'208";a="350613475" Received: from dpdk_jiangcheng.sh.intel.com ([10.67.119.112]) by fmsmga002.fm.intel.com with ESMTP; 11 Oct 2020 22:07:18 -0700 From: Cheng Jiang To: maxime.coquelin@redhat.com, chenbo.xia@intel.com, zhihong.wang@intel.com Cc: dev@dpdk.org, patrick.fu@intel.com, Cheng Jiang Date: Mon, 12 Oct 2020 04:54:55 +0000 Message-Id: <20201012045456.5196-4-Cheng1.jiang@intel.com> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20201012045456.5196-1-Cheng1.jiang@intel.com> References: <20200930030859.59989-1-Cheng1.jiang@intel.com> <20201012045456.5196-1-Cheng1.jiang@intel.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: [dpdk-dev] [PATCH v4 3/4] doc: update vhost sample doc for vhost async data path X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 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" Add vhost async driver arguments information for vhost async data path in vhost sample application. Signed-off-by: Cheng Jiang --- doc/guides/sample_app_ug/vhost.rst | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/doc/guides/sample_app_ug/vhost.rst b/doc/guides/sample_app_ug/vhost.rst index b7ed4f8bd..0f4f70945 100644 --- a/doc/guides/sample_app_ug/vhost.rst +++ b/doc/guides/sample_app_ug/vhost.rst @@ -162,6 +162,17 @@ enabled and cannot be disabled. A very simple vhost-user net driver which demonstrates how to use the generic vhost APIs will be used when this option is given. It is disabled by default. +**--dma-type** +This parameter is used to specify DMA type for async vhost-user net driver which +demonstrates how to use the async vhost APIs. It's used in combination with dmas. + +**--dmas** +This parameter is used to specify the assigned DMA device of a vhost device. +Async vhost-user net driver will be used if --dmas is set. For example +--dmas [txd0@00:04.0,txd1@00:04.1] means use DMA channel 00:04.0 for vhost +device 0 enqueue operation and use DMA channel 00:04.1 for vhost device 1 +enqueue operation. + Common Issues ------------- -- 2.27.0