From patchwork Thu Feb 9 08:35:57 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Rakesh Kudurumalla X-Patchwork-Id: 123519 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 6DF1841C49; Thu, 9 Feb 2023 09:36:19 +0100 (CET) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 1D09642B71; Thu, 9 Feb 2023 09:36:19 +0100 (CET) Received: from mx0b-0016f401.pphosted.com (mx0a-0016f401.pphosted.com [67.231.148.174]) by mails.dpdk.org (Postfix) with ESMTP id BCF6442BAC for ; Thu, 9 Feb 2023 09:36:16 +0100 (CET) Received: from pps.filterd (m0045849.ppops.net [127.0.0.1]) by mx0a-0016f401.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 3198Mk9L018546 for ; Thu, 9 Feb 2023 00:36:15 -0800 DKIM-Signature: v=1; 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Thu, 9 Feb 2023 00:36:14 -0800 Received: from localhost.localdomain (unknown [10.28.36.154]) by maili.marvell.com (Postfix) with ESMTP id C34275B6931; Thu, 9 Feb 2023 00:36:11 -0800 (PST) From: Rakesh Kudurumalla To: Nithin Dabilpuram , Kiran Kumar K , Sunil Kumar Kori , Satha Rao CC: , , Rakesh Kudurumalla Subject: [PATCH v4 3/3] net/cnxk: skip red drop for ingress policer Date: Thu, 9 Feb 2023 14:05:57 +0530 Message-ID: <20230209083558.958566-3-rkudurumalla@marvell.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20230209083558.958566-1-rkudurumalla@marvell.com> References: <20230209072402.957747-1-rkudurumalla@marvell.com> <20230209083558.958566-1-rkudurumalla@marvell.com> MIME-Version: 1.0 X-Proofpoint-ORIG-GUID: H5FItH6DFD3ilyxP8mVKSE-vknETnvcw X-Proofpoint-GUID: H5FItH6DFD3ilyxP8mVKSE-vknETnvcw X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.219,Aquarius:18.0.930,Hydra:6.0.562,FMLib:17.11.122.1 definitions=2023-02-09_05,2023-02-08_02,2022-06-22_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 Dropping of packets is based on action configured to meter.If both skip_red and drop actions are configured then tail dropping in invoked else if only drop action is configured then RED drop is invoked.This action is supported only when RED is configured using rte_eth_cman_config_set() Signed-off-by: Rakesh Kudurumalla --- doc/guides/nics/features/cnxk.ini | 1 + drivers/net/cnxk/cnxk_ethdev.h | 1 + drivers/net/cnxk/cnxk_ethdev_mtr.c | 50 ++++++++++++++++++++++++++++++ 3 files changed, 52 insertions(+) diff --git a/doc/guides/nics/features/cnxk.ini b/doc/guides/nics/features/cnxk.ini index f81628da77..753da67c5a 100644 --- a/doc/guides/nics/features/cnxk.ini +++ b/doc/guides/nics/features/cnxk.ini @@ -80,6 +80,7 @@ vxlan_gpe = Y [rte_flow actions] count = Y +skip_cman = Y drop = Y flag = Y mark = Y diff --git a/drivers/net/cnxk/cnxk_ethdev.h b/drivers/net/cnxk/cnxk_ethdev.h index f0eab4244c..ba35873124 100644 --- a/drivers/net/cnxk/cnxk_ethdev.h +++ b/drivers/net/cnxk/cnxk_ethdev.h @@ -168,6 +168,7 @@ struct policy_actions { uint16_t queue; uint32_t mtr_id; struct action_rss *rss_desc; + bool skip_red; }; }; diff --git a/drivers/net/cnxk/cnxk_ethdev_mtr.c b/drivers/net/cnxk/cnxk_ethdev_mtr.c index dcfa4223d5..27a6e4ef3d 100644 --- a/drivers/net/cnxk/cnxk_ethdev_mtr.c +++ b/drivers/net/cnxk/cnxk_ethdev_mtr.c @@ -358,6 +358,9 @@ cnxk_nix_mtr_policy_validate(struct rte_eth_dev *dev, if (action->type == RTE_FLOW_ACTION_TYPE_VOID) supported[i] = true; + if (action->type == RTE_FLOW_ACTION_TYPE_SKIP_CMAN) + supported[i] = true; + if (!supported[i]) return update_mtr_err(i, error, true); } @@ -397,6 +400,10 @@ cnxk_fill_policy_actions(struct cnxk_mtr_policy_node *fmp, fmp->actions[i].action_fate = action->type; } + + if (action->type == + RTE_FLOW_ACTION_TYPE_SKIP_CMAN) + fmp->actions[i].skip_red = true; } } } @@ -1306,6 +1313,45 @@ nix_mtr_config_map(struct cnxk_meter_node *mtr, struct roc_nix_bpf_cfg *cfg) cfg->action[ROC_NIX_BPF_COLOR_RED] = ROC_NIX_BPF_ACTION_DROP; } +static void +nix_mtr_config_red(struct cnxk_meter_node *mtr, struct roc_nix_rq *rq, + struct roc_nix_bpf_cfg *cfg) +{ + struct cnxk_mtr_policy_node *policy = mtr->policy; + + if ((rq->red_pass && rq->red_pass >= rq->red_drop) || + (rq->spb_red_pass && rq->spb_red_pass >= rq->spb_red_drop) || + (rq->xqe_red_pass && rq->xqe_red_pass >= rq->xqe_red_drop)) { + if (policy->actions[RTE_COLOR_GREEN].action_fate == + RTE_FLOW_ACTION_TYPE_DROP) { + if (policy->actions[RTE_COLOR_GREEN].skip_red) + cfg->action[ROC_NIX_BPF_COLOR_GREEN] = + ROC_NIX_BPF_ACTION_DROP; + else + cfg->action[ROC_NIX_BPF_COLOR_GREEN] = + ROC_NIX_BPF_ACTION_RED; + } + if (policy->actions[RTE_COLOR_YELLOW].action_fate == + RTE_FLOW_ACTION_TYPE_DROP) { + if (policy->actions[RTE_COLOR_YELLOW].skip_red) + cfg->action[ROC_NIX_BPF_COLOR_YELLOW] = + ROC_NIX_BPF_ACTION_DROP; + else + cfg->action[ROC_NIX_BPF_COLOR_YELLOW] = + ROC_NIX_BPF_ACTION_RED; + } + if (policy->actions[RTE_COLOR_RED].action_fate == + RTE_FLOW_ACTION_TYPE_DROP) { + if (policy->actions[RTE_COLOR_RED].skip_red) + cfg->action[ROC_NIX_BPF_COLOR_RED] = + ROC_NIX_BPF_ACTION_DROP; + else + cfg->action[ROC_NIX_BPF_COLOR_RED] = + ROC_NIX_BPF_ACTION_RED; + } + } +} + static void nix_precolor_table_map(struct cnxk_meter_node *mtr, struct roc_nix_bpf_precolor *tbl, @@ -1483,6 +1529,10 @@ nix_mtr_configure(struct rte_eth_dev *eth_dev, uint32_t id) if (!mtr[i]->is_used) { memset(&cfg, 0, sizeof(struct roc_nix_bpf_cfg)); nix_mtr_config_map(mtr[i], &cfg); + for (j = 0; j < mtr[i]->rq_num; j++) { + rq = &dev->rqs[mtr[i]->rq_id[j]]; + nix_mtr_config_red(mtr[i], rq, &cfg); + } rc = roc_nix_bpf_config(nix, mtr[i]->bpf_id, lvl_map[mtr[i]->level], &cfg);