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=-16.6 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,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 C7AA9C433EF for ; Wed, 22 Sep 2021 06:12:36 +0000 (UTC) Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by mail.kernel.org (Postfix) with ESMTP id 61D3B60F48 for ; Wed, 22 Sep 2021 06:12:36 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org 61D3B60F48 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=marvell.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=dpdk.org Received: from [217.70.189.124] (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 9B64A411A6; Wed, 22 Sep 2021 08:12:25 +0200 (CEST) Received: from mx0b-0016f401.pphosted.com (mx0a-0016f401.pphosted.com [67.231.148.174]) by mails.dpdk.org (Postfix) with ESMTP id C520A4119D for ; Wed, 22 Sep 2021 08:12:18 +0200 (CEST) Received: from pps.filterd (m0045849.ppops.net [127.0.0.1]) by mx0a-0016f401.pphosted.com (8.16.1.2/8.16.1.2) with SMTP id 18LLFlMr023338; Tue, 21 Sep 2021 23:12:15 -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-type; s=pfpt0220; bh=GNK4FZVi7UbBhEmyw28msCO9VOPzFixo6pIpTCy3Zu4=; b=WbvvF19lx2aI9gzMUmEVK+Y/lhFX18b+3M/oYh7QTpBw1Xzw+n/FIBbw2v4/tNieVDRO lTxcaT6dirVNNotmhGU72DheLQlHrgIuSZF/n+1O6XJ9RJ0u0keJ7SQ+a03V3WFEiJNd hiU5I16SOQhWDcBRMsQzDbbFrBQg+/S8moJHlsMiqa0Oe5+/x8PHJErHB6xbh4xzs9gW kjaxlRRFxrZpgxwV04/SuAbJ3dLouWfZ35laQfrgEw2iLSNL4ZBuOYCiKLueH9lds8ay eYT07bX4pANFXRbIW5n2rTw/zAy1zfhO1kR08EGaE5QAgbl1q0KDTNZr42g3FAX0v9+n Aw== Received: from dc5-exch02.marvell.com ([199.233.59.182]) by mx0a-0016f401.pphosted.com with ESMTP id 3b7q5d9epq-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-SHA384 bits=256 verify=NOT); Tue, 21 Sep 2021 23:12:15 -0700 Received: from DC5-EXCH01.marvell.com (10.69.176.38) by DC5-EXCH02.marvell.com (10.69.176.39) with Microsoft SMTP Server (TLS) id 15.0.1497.18; Tue, 21 Sep 2021 23:12:13 -0700 Received: from maili.marvell.com (10.69.176.80) by DC5-EXCH01.marvell.com (10.69.176.38) with Microsoft SMTP Server id 15.0.1497.18 via Frontend Transport; Tue, 21 Sep 2021 23:12:13 -0700 Received: from cavium.marvell.com (cavium.marvell.com [10.28.34.244]) by maili.marvell.com (Postfix) with ESMTP id AD3323F707B; Tue, 21 Sep 2021 23:12:11 -0700 (PDT) From: To: Nithin Dabilpuram , Kiran Kumar K , Sunil Kumar Kori , Satha Rao , Ray Kinsella CC: Date: Wed, 22 Sep 2021 02:11:46 -0400 Message-ID: <1632291108-28780-7-git-send-email-skoteshwar@marvell.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1632291108-28780-1-git-send-email-skoteshwar@marvell.com> References: <1630516236-10526-1-git-send-email-skoteshwar@marvell.com> <1632291108-28780-1-git-send-email-skoteshwar@marvell.com> MIME-Version: 1.0 Content-Type: text/plain X-Proofpoint-GUID: mFoujNuwp8A4wOHq0PFmKH4TQIFSfGRr X-Proofpoint-ORIG-GUID: mFoujNuwp8A4wOHq0PFmKH4TQIFSfGRr X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.182.1,Aquarius:18.0.790,Hydra:6.0.391,FMLib:17.0.607.475 definitions=2021-09-22_02,2021-09-20_01,2020-04-07_01 Subject: [dpdk-dev] [PATCH v3 6/8] common/cnxk: set of handlers to get TM hierarchy internals 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" From: Satha Rao Platform specific TM tree hierarchy details are part of common cnxk driver. This patch introduces missing HAL apis to return state of TM hierarchy required to support ethdev TM operations inside cnxk PMD. Signed-off-by: Satha Rao Acked-by: Nithin Dabilpuram --- drivers/common/cnxk/roc_nix.h | 10 +++ drivers/common/cnxk/roc_nix_priv.h | 1 - drivers/common/cnxk/roc_nix_tm.c | 22 ++++++- drivers/common/cnxk/roc_nix_tm_ops.c | 11 +--- drivers/common/cnxk/roc_nix_tm_utils.c | 86 ++++++++++++++++++++++++-- drivers/common/cnxk/version.map | 8 +++ 6 files changed, 121 insertions(+), 17 deletions(-) diff --git a/drivers/common/cnxk/roc_nix.h b/drivers/common/cnxk/roc_nix.h index 90dc413a04..d9a4613782 100644 --- a/drivers/common/cnxk/roc_nix.h +++ b/drivers/common/cnxk/roc_nix.h @@ -490,6 +490,16 @@ int __roc_api roc_nix_tm_node_name_get(struct roc_nix *roc_nix, uint32_t node_id, char *buf, size_t buflen); int __roc_api roc_nix_smq_flush(struct roc_nix *roc_nix); +int __roc_api roc_nix_tm_max_prio(struct roc_nix *roc_nix, int lvl); +int __roc_api roc_nix_tm_lvl_is_leaf(struct roc_nix *roc_nix, int lvl); +void __roc_api +roc_nix_tm_shaper_default_red_algo(struct roc_nix_tm_node *node, + struct roc_nix_tm_shaper_profile *profile); +int __roc_api roc_nix_tm_lvl_cnt_get(struct roc_nix *roc_nix); +int __roc_api roc_nix_tm_lvl_have_link_access(struct roc_nix *roc_nix, int lvl); +int __roc_api roc_nix_tm_prepare_rate_limited_tree(struct roc_nix *roc_nix); +bool __roc_api roc_nix_tm_is_user_hierarchy_enabled(struct roc_nix *nix); +int __roc_api roc_nix_tm_tree_type_get(struct roc_nix *nix); /* MAC */ int __roc_api roc_nix_mac_rxtx_start_stop(struct roc_nix *roc_nix, bool start); diff --git a/drivers/common/cnxk/roc_nix_priv.h b/drivers/common/cnxk/roc_nix_priv.h index 3412bf25e5..b67f648e5a 100644 --- a/drivers/common/cnxk/roc_nix_priv.h +++ b/drivers/common/cnxk/roc_nix_priv.h @@ -350,7 +350,6 @@ int nix_tm_txsch_reg_config(struct nix *nix, enum roc_nix_tm_tree tree); int nix_tm_update_parent_info(struct nix *nix, enum roc_nix_tm_tree tree); int nix_tm_sq_sched_conf(struct nix *nix, struct nix_tm_node *node, bool rr_quantum_only); -int nix_tm_prepare_rate_limited_tree(struct roc_nix *roc_nix); /* * TM priv utils. diff --git a/drivers/common/cnxk/roc_nix_tm.c b/drivers/common/cnxk/roc_nix_tm.c index 947320ae63..08d6e866fe 100644 --- a/drivers/common/cnxk/roc_nix_tm.c +++ b/drivers/common/cnxk/roc_nix_tm.c @@ -155,6 +155,20 @@ nix_tm_update_parent_info(struct nix *nix, enum roc_nix_tm_tree tree) return 0; } +static int +nix_tm_root_node_get(struct nix *nix, int tree) +{ + struct nix_tm_node_list *list = nix_tm_node_list(nix, tree); + struct nix_tm_node *tm_node; + + TAILQ_FOREACH(tm_node, list, node) { + if (tm_node->hw_lvl == nix->tm_root_lvl) + return 1; + } + + return 0; +} + int nix_tm_node_add(struct roc_nix *roc_nix, struct nix_tm_node *node) { @@ -207,6 +221,10 @@ nix_tm_node_add(struct roc_nix *roc_nix, struct nix_tm_node *node) if (nix_tm_node_search(nix, node_id, tree)) return NIX_ERR_TM_NODE_EXISTS; + /* Check if root node exists */ + if (hw_lvl == nix->tm_root_lvl && nix_tm_root_node_get(nix, tree)) + return NIX_ERR_TM_NODE_EXISTS; + profile = nix_tm_shaper_profile_search(nix, profile_id); if (!nix_tm_is_leaf(nix, lvl)) { /* Check if shaper profile exists for non leaf node */ @@ -1157,7 +1175,7 @@ nix_tm_prepare_default_tree(struct roc_nix *roc_nix) } int -nix_tm_prepare_rate_limited_tree(struct roc_nix *roc_nix) +roc_nix_tm_prepare_rate_limited_tree(struct roc_nix *roc_nix) { struct nix *nix = roc_nix_to_nix_priv(roc_nix); uint32_t nonleaf_id = nix->nb_tx_queues; @@ -1227,7 +1245,7 @@ nix_tm_prepare_rate_limited_tree(struct roc_nix *roc_nix) goto error; node->id = i; - node->parent_id = parent; + node->parent_id = parent + i; node->priority = 0; node->weight = NIX_TM_DFLT_RR_WT; node->shaper_profile_id = ROC_NIX_TM_SHAPER_PROFILE_NONE; diff --git a/drivers/common/cnxk/roc_nix_tm_ops.c b/drivers/common/cnxk/roc_nix_tm_ops.c index f956f8d8ed..eee80d5f00 100644 --- a/drivers/common/cnxk/roc_nix_tm_ops.c +++ b/drivers/common/cnxk/roc_nix_tm_ops.c @@ -934,13 +934,6 @@ roc_nix_tm_init(struct roc_nix *roc_nix) return rc; } - /* Prepare rlimit tree */ - rc = nix_tm_prepare_rate_limited_tree(roc_nix); - if (rc) { - plt_err("failed to prepare rlimit tm tree, rc=%d", rc); - return rc; - } - return rc; } @@ -958,11 +951,11 @@ roc_nix_tm_rlimit_sq(struct roc_nix *roc_nix, uint16_t qid, uint64_t rate) uint8_t k = 0; int rc; - if (nix->tm_tree != ROC_NIX_TM_RLIMIT || + if ((nix->tm_tree == ROC_NIX_TM_USER) || !(nix->tm_flags & NIX_TM_HIERARCHY_ENA)) return NIX_ERR_TM_INVALID_TREE; - node = nix_tm_node_search(nix, qid, ROC_NIX_TM_RLIMIT); + node = nix_tm_node_search(nix, qid, nix->tm_tree); /* check if we found a valid leaf node */ if (!node || !nix_tm_is_leaf(nix, node->lvl) || !node->parent || diff --git a/drivers/common/cnxk/roc_nix_tm_utils.c b/drivers/common/cnxk/roc_nix_tm_utils.c index 83306248e8..a135454eeb 100644 --- a/drivers/common/cnxk/roc_nix_tm_utils.c +++ b/drivers/common/cnxk/roc_nix_tm_utils.c @@ -235,6 +235,9 @@ nix_tm_shaper_conf_get(struct nix_tm_shaper_profile *profile, struct nix_tm_shaper_data *cir, struct nix_tm_shaper_data *pir) { + memset(cir, 0, sizeof(*cir)); + memset(pir, 0, sizeof(*pir)); + if (!profile) return; @@ -624,8 +627,6 @@ nix_tm_shaper_reg_prep(struct nix_tm_node *node, uint64_t adjust = 0; uint8_t k = 0; - memset(&cir, 0, sizeof(cir)); - memset(&pir, 0, sizeof(pir)); nix_tm_shaper_conf_get(profile, &cir, &pir); if (profile && node->pkt_mode) @@ -1043,15 +1044,16 @@ roc_nix_tm_node_stats_get(struct roc_nix *roc_nix, uint32_t node_id, bool clear, if (node->hw_lvl != NIX_TXSCH_LVL_TL1) return NIX_ERR_OP_NOTSUP; + /* Check if node has HW resource */ + if (!(node->flags & NIX_TM_NODE_HWRES)) + return 0; + schq = node->hw_id; /* Skip fetch if not requested */ if (!n_stats) goto clear_stats; memset(n_stats, 0, sizeof(struct roc_nix_tm_node_stats)); - /* Check if node has HW resource */ - if (!(node->flags & NIX_TM_NODE_HWRES)) - return 0; req = mbox_alloc_msg_nix_txschq_cfg(mbox); req->read = 1; @@ -1102,3 +1104,77 @@ roc_nix_tm_node_stats_get(struct roc_nix *roc_nix, uint32_t node_id, bool clear, return mbox_process_msg(mbox, (void **)&rsp); } + +bool +roc_nix_tm_is_user_hierarchy_enabled(struct roc_nix *roc_nix) +{ + struct nix *nix = roc_nix_to_nix_priv(roc_nix); + + if ((nix->tm_flags & NIX_TM_HIERARCHY_ENA) && + (nix->tm_tree == ROC_NIX_TM_USER)) + return true; + return false; +} + +int +roc_nix_tm_tree_type_get(struct roc_nix *roc_nix) +{ + struct nix *nix = roc_nix_to_nix_priv(roc_nix); + + return nix->tm_tree; +} + +int +roc_nix_tm_max_prio(struct roc_nix *roc_nix, int lvl) +{ + struct nix *nix = roc_nix_to_nix_priv(roc_nix); + int hw_lvl = nix_tm_lvl2nix(nix, lvl); + + return nix_tm_max_prio(nix, hw_lvl); +} + +int +roc_nix_tm_lvl_is_leaf(struct roc_nix *roc_nix, int lvl) +{ + return nix_tm_is_leaf(roc_nix_to_nix_priv(roc_nix), lvl); +} + +void +roc_nix_tm_shaper_default_red_algo(struct roc_nix_tm_node *node, + struct roc_nix_tm_shaper_profile *roc_prof) +{ + struct nix_tm_node *tm_node = (struct nix_tm_node *)node; + struct nix_tm_shaper_profile *profile; + struct nix_tm_shaper_data cir, pir; + + profile = (struct nix_tm_shaper_profile *)roc_prof->reserved; + tm_node->red_algo = NIX_REDALG_STD; + + /* C0 doesn't support STALL when both PIR & CIR are enabled */ + if (profile && roc_model_is_cn96_cx()) { + nix_tm_shaper_conf_get(profile, &cir, &pir); + + if (pir.rate && cir.rate) + tm_node->red_algo = NIX_REDALG_DISCARD; + } +} + +int +roc_nix_tm_lvl_cnt_get(struct roc_nix *roc_nix) +{ + if (nix_tm_have_tl1_access(roc_nix_to_nix_priv(roc_nix))) + return NIX_TXSCH_LVL_CNT; + + return (NIX_TXSCH_LVL_CNT - 1); +} + +int +roc_nix_tm_lvl_have_link_access(struct roc_nix *roc_nix, int lvl) +{ + struct nix *nix = roc_nix_to_nix_priv(roc_nix); + + if (nix_tm_lvl2nix(nix, lvl) == NIX_TXSCH_LVL_TL1) + return 1; + + return 0; +} diff --git a/drivers/common/cnxk/version.map b/drivers/common/cnxk/version.map index 776cabbdef..9b7cbf69f0 100644 --- a/drivers/common/cnxk/version.map +++ b/drivers/common/cnxk/version.map @@ -175,10 +175,16 @@ INTERNAL { roc_nix_tm_err_to_rte_err; roc_nix_tm_fini; roc_nix_tm_free_resources; + roc_nix_tm_lvl_cnt_get; + roc_nix_tm_tree_type_get; roc_nix_tm_hierarchy_disable; roc_nix_tm_hierarchy_enable; roc_nix_tm_init; + roc_nix_tm_is_user_hierarchy_enabled; roc_nix_tm_leaf_cnt; + roc_nix_tm_lvl_have_link_access; + roc_nix_tm_lvl_is_leaf; + roc_nix_tm_max_prio; roc_nix_tm_node_add; roc_nix_tm_node_delete; roc_nix_tm_node_get; @@ -191,10 +197,12 @@ INTERNAL { roc_nix_tm_node_stats_get; roc_nix_tm_node_suspend_resume; roc_nix_tm_prealloc_res; + roc_nix_tm_prepare_rate_limited_tree; roc_nix_tm_rlimit_sq; roc_nix_tm_root_has_sp; roc_nix_tm_rsrc_count; roc_nix_tm_rsrc_max; + roc_nix_tm_shaper_default_red_algo; roc_nix_tm_shaper_profile_add; roc_nix_tm_shaper_profile_delete; roc_nix_tm_shaper_profile_get; -- 2.25.1