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 3A436467F6; Wed, 28 May 2025 13:52:17 +0200 (CEST) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 4A9C840E01; Wed, 28 May 2025 13:52:11 +0200 (CEST) Received: from mx0a-0016f401.pphosted.com (mx0a-0016f401.pphosted.com [67.231.148.174]) by mails.dpdk.org (Postfix) with ESMTP id 0291C40E22 for ; Wed, 28 May 2025 13:52:09 +0200 (CEST) Received: from pps.filterd (m0431384.ppops.net [127.0.0.1]) by mx0a-0016f401.pphosted.com (8.18.1.2/8.18.1.2) with ESMTP id 54S5qita021221 for ; Wed, 28 May 2025 04:52:09 -0700 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=marvell.com; h= cc:content-transfer-encoding:content-type:date:from:in-reply-to :message-id:mime-version:references:subject:to; s=pfpt0220; bh=V 5OtiRhJrgJnddWgCjGFnKGr1sSapTigtI1Z366DBdw=; b=SGlRhZrJgk5ECzIdq huB8ZsvRM9kig7JbD6coVVnfsbst/4oywGufZMZ5nokJwS4BxC/JvWwCCzGTtF26 nuCVch27EhCCoumCE9Z/w8DP/bBUuKu+NppAhgTEZJ3kc7nZtj+m4T/sVBZZuODw m8FVfwU17cCmmP8aCwiGgisYITztFIUKVLZuAlDh5hK9MFeR5OrmQuu1JlbaWxCZ 3/E8VRSEfzD9sj+mxJa3ztXMGkA9qVQV8skpiJh6EPS/FtwzJeklnYjlcJNr20wq S/WX69qN6HRO3WLMnZODM60/FUH6hpHiNshkJptXZ9lD6syi+toXEo/Ig9/mVzFD VV7HQ== Received: from dc6wp-exch02.marvell.com ([4.21.29.225]) by mx0a-0016f401.pphosted.com (PPS) with ESMTPS id 46wq8217f9-2 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT) for ; Wed, 28 May 2025 04:52:08 -0700 (PDT) Received: from DC6WP-EXCH02.marvell.com (10.76.176.209) by DC6WP-EXCH02.marvell.com (10.76.176.209) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1544.4; Wed, 28 May 2025 04:52:07 -0700 Received: from maili.marvell.com (10.69.176.80) by DC6WP-EXCH02.marvell.com (10.76.176.209) with Microsoft SMTP Server id 15.2.1544.4 via Frontend Transport; Wed, 28 May 2025 04:52:07 -0700 Received: from localhost.localdomain (unknown [10.28.36.158]) by maili.marvell.com (Postfix) with ESMTP id F263E3F7061; Wed, 28 May 2025 04:52:04 -0700 (PDT) From: Rahul Bhansali To: , Nithin Dabilpuram , Kiran Kumar K , Sunil Kumar Kori , Satha Rao , Harman Kalra CC: , Rahul Bhansali Subject: [PATCH 7/7] doc: updates cnxk doc for new devargs Date: Wed, 28 May 2025 17:21:22 +0530 Message-ID: <20250528115122.24052-7-rbhansali@marvell.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20250528115122.24052-1-rbhansali@marvell.com> References: <20250528115122.24052-1-rbhansali@marvell.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-Proofpoint-ORIG-GUID: XWszRreZqs28AGzb8MrcANZCYK8LLh-6 X-Authority-Analysis: v=2.4 cv=EfnIQOmC c=1 sm=1 tr=0 ts=6836f8e9 cx=c_pps a=gIfcoYsirJbf48DBMSPrZA==:117 a=gIfcoYsirJbf48DBMSPrZA==:17 a=dt9VzEwgFbYA:10 a=M5GUcnROAAAA:8 a=KjSWCPD8ZH7PWySdsy8A:9 a=OBjm3rFKGHvpk9ecZwUJ:22 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjUwNTI4MDEwNCBTYWx0ZWRfX+YLwis1haNK6 r/tptqRvYezxN/HXCtci+ufmQJsNtb/nTVsbNUyEYu9qGIGjoxkn75jJuUKOLtSNKDqcZ2eceMF LSc+2MlynIRSaBp5XfrK8FfTefipeYE487v4TTY1N2DS5YznV+mFMPNdeKEc3wxh63bE2ItVcvj hgl80b9fvKZHInvFOcbcrZfgrNTMBlQ4uppZlpA0nqZqn1YSIYXS/TBb36EaA6aZZVCEtIgh4Dz vLuTiTClbMSSIcPWhdOTv8hQ5a7VxN0aMc/RJVX9vzTVsizuDkbkxNFt+XyAKP3+4EVHqux9602 gY1h7APZnLaQQO7zWv5c4b5RUu/oVblpt/hqZ9aZ53RqfvTPbcvF12wbZpNXzv0l6o1DYq0K45f jS7Gysll1kZ/ZPNXJ4j/m4twqqF9BJEQmcFBbnw6shmVRBKf2dtoQytSSz3rkfMhcT0j8QO5 X-Proofpoint-GUID: XWszRreZqs28AGzb8MrcANZCYK8LLh-6 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1099,Hydra:6.0.736,FMLib:17.12.80.40 definitions=2025-05-28_06,2025-05-27_01,2025-03-28_01 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 Adds details of below nix devargs - force_tail_drop - disable_xqe_drop Signed-off-by: Rahul Bhansali --- doc/guides/nics/cnxk.rst | 23 +++++++++++++++++++++++ 1 file changed, 23 insertions(+) diff --git a/doc/guides/nics/cnxk.rst b/doc/guides/nics/cnxk.rst index 35f95dcc0a..7f4ff7b4fb 100644 --- a/doc/guides/nics/cnxk.rst +++ b/doc/guides/nics/cnxk.rst @@ -470,6 +470,29 @@ Runtime Config Options With the above configuration, inline inbound IPsec post-processing should be done by the application. +- ``Enable force tail drop feature`` (default ``0``) + + Force tail drop can be enabled by specifying ``force_tail_drop`` ``devargs`` + parameter. + This option is for OCTEON CN10K SoC family. + + For example:: + + -a 0002:02:00.0,force_tail_drop=1 + + With the above configuration, descriptors are internally increased and back + pressures are optimized to avoid CQ full situation due to inflight packets. + +- ``Disable RQ XQE drop`` (default ``0``) + + Rx XQE drop can be disabled by specifying ``disable_xqe_drop`` ``devargs`` + parameter. + This option is for OCTEON CN10K SoC family. + + For example:: + + -a 0002:02:00.0,disable_xqe_drop=1 + .. note:: Above devarg parameters are configurable per device, user needs to pass the -- 2.25.1