From patchwork Wed Aug 21 20:47:50 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Pavan Nikhilesh Bhagavatula X-Patchwork-Id: 57783 X-Patchwork-Delegate: ferruh.yigit@amd.com Return-Path: X-Original-To: patchwork@dpdk.org Delivered-To: patchwork@dpdk.org Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id 554C21BF20; Wed, 21 Aug 2019 22:48:10 +0200 (CEST) Received: from mx0b-0016f401.pphosted.com (mx0a-0016f401.pphosted.com [67.231.148.174]) by dpdk.org (Postfix) with ESMTP id 884D31BF20 for ; Wed, 21 Aug 2019 22:48:09 +0200 (CEST) Received: from pps.filterd (m0045849.ppops.net [127.0.0.1]) by mx0a-0016f401.pphosted.com (8.16.0.42/8.16.0.42) with SMTP id x7LKiwnL030451; Wed, 21 Aug 2019 13:48:08 -0700 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=marvell.com; h=from : to : cc : subject : date : message-id : in-reply-to : references : mime-version : content-transfer-encoding : content-type; s=pfpt0818; bh=gaGHbFtJY1zdyGsO0IK3cZSwUrC+h+lXyB0+y/5h7lM=; b=XVqdcreCQy6vyFYvev4q6RvxzZLAY3kfW06VmeR2O0zG09p2Ck4UGuhxLicAWxVyAg7w q8FP9wtg8sw3VLpqShqS4GFqkA9WA4hcKPF/cAvA4OhjgfIG+smE2vwH34E40aYIJ3q2 G/V606LQB4L1cS0U/0xsqUO3XEi+cpGc4NvguiwhU5fo/195A/Mc2d1FPAcLWljUB8ji P81efO2Ci/IS9utc92H/JdUudrujXj99lRrof8iaDnR4t5GzuzkMzPbkGWIKSQhSjYJk bBstfln5yvfjJM4jzDSZ5HPrMXA+wXrxodw4frNx9ZpIjx0XpGzkbtPxTt+uJEf/L4Ls 2A== Received: from sc-exch03.marvell.com ([199.233.58.183]) by mx0a-0016f401.pphosted.com with ESMTP id 2uhad3rsrm-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-SHA384 bits=256 verify=NOT); Wed, 21 Aug 2019 13:48:08 -0700 Received: from SC-EXCH01.marvell.com (10.93.176.81) by SC-EXCH03.marvell.com (10.93.176.83) with Microsoft SMTP Server (TLS) id 15.0.1367.3; Wed, 21 Aug 2019 13:48:07 -0700 Received: from maili.marvell.com (10.93.176.43) by SC-EXCH01.marvell.com (10.93.176.81) with Microsoft SMTP Server id 15.0.1367.3 via Frontend Transport; Wed, 21 Aug 2019 13:48:07 -0700 Received: from BG-LT7430.marvell.com (unknown [10.28.17.62]) by maili.marvell.com (Postfix) with ESMTP id 074FE3F7040; Wed, 21 Aug 2019 13:48:03 -0700 (PDT) From: To: , , John McNamara , Marko Kovacevic , Thomas Monjalon , Ferruh Yigit CC: , Pavan Nikhilesh Date: Thu, 22 Aug 2019 02:17:50 +0530 Message-ID: <20190821204755.1990-3-pbhagavatula@marvell.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20190821204755.1990-1-pbhagavatula@marvell.com> References: <20190821204755.1990-1-pbhagavatula@marvell.com> MIME-Version: 1.0 X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:5.22.84,1.0.8 definitions=2019-08-21_06:2019-08-19,2019-08-21 signatures=0 Subject: [dpdk-dev] [PATCH v2 2/7] ethdev: add mbuf RSS update as an offload 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" From: Pavan Nikhilesh Add new Rx offload flag `DEV_RX_OFFLOAD_RSS_HASH` which can be used to enable/disable PMDs write to `rte_mbuf::hash::rss`. PMDs notify the validity of `rte_mbuf::hash:rss` to the applcation by enabling `PKT_RX_RSS_HASH ` flag in `rte_mbuf::ol_flags`. Signed-off-by: Pavan Nikhilesh Reviewed-by: Andrew Rybchenko --- doc/guides/nics/features.rst | 2 ++ lib/librte_ethdev/rte_ethdev.c | 1 + lib/librte_ethdev/rte_ethdev.h | 1 + 3 files changed, 4 insertions(+) diff --git a/doc/guides/nics/features.rst b/doc/guides/nics/features.rst index d4d55f721..f79b69b38 100644 --- a/doc/guides/nics/features.rst +++ b/doc/guides/nics/features.rst @@ -274,6 +274,7 @@ Supports RSS hashing on RX. * **[uses] user config**: ``dev_conf.rxmode.mq_mode`` = ``ETH_MQ_RX_RSS_FLAG``. * **[uses] user config**: ``dev_conf.rx_adv_conf.rss_conf``. +* **[uses] rte_eth_rxconf,rte_eth_rxmode**: ``offloads:DEV_RX_OFFLOAD_RSS_HASH``. * **[provides] rte_eth_dev_info**: ``flow_type_rss_offloads``. * **[provides] mbuf**: ``mbuf.ol_flags:PKT_RX_RSS_HASH``, ``mbuf.rss``. @@ -286,6 +287,7 @@ Inner RSS Supports RX RSS hashing on Inner headers. * **[uses] rte_flow_action_rss**: ``level``. +* **[uses] rte_eth_rxconf,rte_eth_rxmode**: ``offloads:DEV_RX_OFFLOAD_RSS_HASH``. * **[provides] mbuf**: ``mbuf.ol_flags:PKT_RX_RSS_HASH``, ``mbuf.rss``. diff --git a/lib/librte_ethdev/rte_ethdev.c b/lib/librte_ethdev/rte_ethdev.c index f529cbe9f..9c5517d5f 100644 --- a/lib/librte_ethdev/rte_ethdev.c +++ b/lib/librte_ethdev/rte_ethdev.c @@ -129,6 +129,7 @@ static const struct { RTE_RX_OFFLOAD_BIT2STR(KEEP_CRC), RTE_RX_OFFLOAD_BIT2STR(SCTP_CKSUM), RTE_RX_OFFLOAD_BIT2STR(OUTER_UDP_CKSUM), + RTE_RX_OFFLOAD_BIT2STR(RSS_HASH), }; #undef RTE_RX_OFFLOAD_BIT2STR diff --git a/lib/librte_ethdev/rte_ethdev.h b/lib/librte_ethdev/rte_ethdev.h index 1ab0af4d8..836b30074 100644 --- a/lib/librte_ethdev/rte_ethdev.h +++ b/lib/librte_ethdev/rte_ethdev.h @@ -1013,6 +1013,7 @@ struct rte_eth_conf { #define DEV_RX_OFFLOAD_KEEP_CRC 0x00010000 #define DEV_RX_OFFLOAD_SCTP_CKSUM 0x00020000 #define DEV_RX_OFFLOAD_OUTER_UDP_CKSUM 0x00040000 +#define DEV_RX_OFFLOAD_RSS_HASH 0x00080000 #define DEV_RX_OFFLOAD_CHECKSUM (DEV_RX_OFFLOAD_IPV4_CKSUM | \ DEV_RX_OFFLOAD_UDP_CKSUM | \