From patchwork Mon Jan 25 01:20:23 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Li Zhang X-Patchwork-Id: 87165 X-Patchwork-Delegate: ferruh.yigit@amd.com 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 CF308A0A0B; Mon, 25 Jan 2021 02:20:34 +0100 (CET) Received: from [217.70.189.124] (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id A531B140DD3; Mon, 25 Jan 2021 02:20:33 +0100 (CET) Received: from mellanox.co.il (mail-il-dmz.mellanox.com [193.47.165.129]) by mails.dpdk.org (Postfix) with ESMTP id 3ECEF140DD2 for ; Mon, 25 Jan 2021 02:20:32 +0100 (CET) Received: from Internal Mail-Server by MTLPINE1 (envelope-from lizh@nvidia.com) with SMTP; 25 Jan 2021 03:20:26 +0200 Received: from nvidia.com (c-235-17-1-009.mtl.labs.mlnx [10.235.17.9]) by labmailer.mlnx (8.13.8/8.13.8) with ESMTP id 10P1KQ9p024995; Mon, 25 Jan 2021 03:20:26 +0200 From: Li Zhang To: dekelp@nvidia.com, orika@nvidia.com, viacheslavo@nvidia.com, matan@nvidia.com Cc: dev@dpdk.org, thomas@monjalon.net, rasland@nvidia.com Date: Mon, 25 Jan 2021 03:20:23 +0200 Message-Id: <20210125012023.1769769-2-lizh@nvidia.com> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20210125012023.1769769-1-lizh@nvidia.com> References: <20210125010235.1768333-2-lizh@nvidia.com> <20210125012023.1769769-1-lizh@nvidia.com> MIME-Version: 1.0 Subject: [dpdk-dev] [PATCH] [RFC, v2]: adds support PPS(packet per second) on meter 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" Currently the flow Meter algorithms in rte_flow only supports bytes per second(BPS). Such as Single Rate Three Color Marker (srTCM rfc2697) This RFC adds the packet per second definition in Meter algorithms structure, to support the rte_mtr APIs with type srTCM pps mode. The below structure will be extended: rte_mtr_algorithm rte_mtr_meter_profile Signed-off-by: Li Zhang Acked-By: Morten Brørup --- lib/librte_ethdev/rte_mtr.h | 28 ++++++++++++++++++++++++++++ 1 file changed, 28 insertions(+) diff --git a/lib/librte_ethdev/rte_mtr.h b/lib/librte_ethdev/rte_mtr.h index 916a09c5c3..3e88904faf 100644 --- a/lib/librte_ethdev/rte_mtr.h +++ b/lib/librte_ethdev/rte_mtr.h @@ -119,6 +119,9 @@ enum rte_mtr_algorithm { /** Two Rate Three Color Marker (trTCM) - IETF RFC 4115. */ RTE_MTR_TRTCM_RFC4115, + + /** Single Rate Three Color Marker (srTCM) in Packet per second mode */ + RTE_MTR_SRTCM_PPS, }; /** @@ -171,6 +174,18 @@ struct rte_mtr_meter_profile { /** Excess Burst Size (EBS) (bytes). */ uint64_t ebs; } trtcm_rfc4115; + + /** Items only valid when *alg* is set to srTCM - PPS. */ + struct { + /** Committed Information Rate (CIR)(packets/second). */ + uint64_t cir; + + /** Committed Burst Size (CBS) (bytes). */ + uint64_t cbs; + + /** Excess Burst Size (EBS) (bytes). */ + uint64_t ebs; + } srtcm_pps; }; }; @@ -317,6 +332,13 @@ struct rte_mtr_capabilities { */ uint32_t meter_trtcm_rfc4115_n_max; + /** Maximum number of MTR objects that can have their meter configured + * to run the srTCM packet per second algorithm. The value of 0 + * indicates this metering algorithm is not supported. + * The maximum value is *n_max*. + */ + uint32_t meter_srtcm_pps_n_max; + /** Maximum traffic rate that can be metered by a single MTR object. For * srTCM RFC 2697, this is the maximum CIR rate. For trTCM RFC 2698, * this is the maximum PIR rate. For trTCM RFC 4115, this is the maximum @@ -342,6 +364,12 @@ struct rte_mtr_capabilities { */ int color_aware_trtcm_rfc4115_supported; + /** + * When non-zero, it indicates that color aware mode is supported for + * the srTCM packet per second metering algorithm. + */ + int color_aware_srtcm_pps_supported; + /** When non-zero, it indicates that the policer packet recolor actions * are supported. * @see enum rte_mtr_policer_action