From patchwork Tue May 4 00:27:04 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Pavan Nikhilesh Bhagavatula X-Patchwork-Id: 92692 X-Patchwork-Delegate: jerinj@marvell.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 0CF84A0562; Tue, 4 May 2021 02:29:34 +0200 (CEST) Received: from [217.70.189.124] (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 2D175410FC; Tue, 4 May 2021 02:28:43 +0200 (CEST) Received: from mx0b-0016f401.pphosted.com (mx0b-0016f401.pphosted.com [67.231.156.173]) by mails.dpdk.org (Postfix) with ESMTP id 90318410FC for ; Tue, 4 May 2021 02:28:41 +0200 (CEST) Received: from pps.filterd (m0045851.ppops.net [127.0.0.1]) by mx0b-0016f401.pphosted.com (8.16.0.43/8.16.0.43) with SMTP id 1440AGT3002336 for ; Mon, 3 May 2021 17:28:41 -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=pfpt0220; bh=ZtwybFIqgn5LjLYgz4YhRDpvRrTuXcuxUEwLCdvo5ec=; b=BimMmz2Mzl6OZADl3G1HdtnMlq7NhNZBuTQDgACiqvIFNKywzbCh1gyczkpR+48mNSOG tULTMRIb27RWHK7pdwqonaFcIhluEcMk+Xh6digCCTPrOjm0R0KyBFu29IldJA3dqU0y vDtFsBcj2dFHaJbxmP8iO6RTZfYuS70nUAAZReyE32xPtYZli0l4vCRHeY5X5fDiy8oM fqKffJ6GvhHXC4qxW9LlQ3P3LLuss3YGz2B2Mx1zbX4N5bu7+DE1GucgsSJ/jG1R9twI ZkYZSITSR9GfRfxNCrdt5G/QIaXO/HSuSyuKc3WFdBnLJoZD7R4vmA5ahe4ltpKK9xsc Aw== Received: from dc5-exch01.marvell.com ([199.233.59.181]) by mx0b-0016f401.pphosted.com with ESMTP id 38ad05k6kn-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-SHA384 bits=256 verify=NOT) for ; Mon, 03 May 2021 17:28:40 -0700 Received: from DC5-EXCH01.marvell.com (10.69.176.38) by DC5-EXCH01.marvell.com (10.69.176.38) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Mon, 3 May 2021 17:28:38 -0700 Received: from maili.marvell.com (10.69.176.80) by DC5-EXCH01.marvell.com (10.69.176.38) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Mon, 3 May 2021 17:28:38 -0700 Received: from BG-LT7430.marvell.com (unknown [10.193.86.144]) by maili.marvell.com (Postfix) with ESMTP id 90A6A3F703F; Mon, 3 May 2021 17:28:37 -0700 (PDT) From: To: , Pavan Nikhilesh , "Shijith Thotton" CC: Date: Tue, 4 May 2021 05:57:04 +0530 Message-ID: <20210504002726.525-15-pbhagavatula@marvell.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20210504002726.525-1-pbhagavatula@marvell.com> References: <20210503152238.2437-1-pbhagavatula@marvell.com> <20210504002726.525-1-pbhagavatula@marvell.com> MIME-Version: 1.0 X-Proofpoint-GUID: eK31LLDc2sAKVNERgKJKxfRb3HLmlFMY X-Proofpoint-ORIG-GUID: eK31LLDc2sAKVNERgKJKxfRb3HLmlFMY X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.391, 18.0.761 definitions=2021-05-03_20:2021-05-03, 2021-05-03 signatures=0 Subject: [dpdk-dev] [PATCH v5 14/35] event/cnxk: add devargs to configure getwork mode 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: Pavan Nikhilesh Add devargs to configure the platform specific getwork mode. CN9K getwork mode by default is set to use dual workslot mode. Add option to force single workslot mode. Example: --dev "0002:0e:00.0,single_ws=1" CN10K supports multiple getwork prefetch modes, by default the prefetch mode is set to none. Add option to select getwork prefetch mode Example: --dev "0002:1e:00.0,gw_mode=1" Signed-off-by: Pavan Nikhilesh Signed-off-by: Shijith Thotton --- doc/guides/eventdevs/cnxk.rst | 18 ++++++++++++++++++ drivers/event/cnxk/cn10k_eventdev.c | 3 ++- drivers/event/cnxk/cn9k_eventdev.c | 3 ++- drivers/event/cnxk/cnxk_eventdev.c | 6 ++++++ drivers/event/cnxk/cnxk_eventdev.h | 6 ++++-- 5 files changed, 32 insertions(+), 4 deletions(-) diff --git a/doc/guides/eventdevs/cnxk.rst b/doc/guides/eventdevs/cnxk.rst index 0583e5fdd..f48452982 100644 --- a/doc/guides/eventdevs/cnxk.rst +++ b/doc/guides/eventdevs/cnxk.rst @@ -55,6 +55,24 @@ Runtime Config Options -a 0002:0e:00.0,xae_cnt=16384 +- ``CN9K Getwork mode`` + + CN9K ``single_ws`` devargs parameter is introduced to select single workslot + mode in SSO and disable the default dual workslot mode. + + For example:: + + -a 0002:0e:00.0,single_ws=1 + +- ``CN10K Getwork mode`` + + CN10K supports multiple getwork prefetch modes, by default the prefetch + mode is set to none. + + For example:: + + -a 0002:0e:00.0,gw_mode=1 + - ``Event Group QoS support`` SSO GGRPs i.e. queue uses DRAM & SRAM buffers to hold in-flight diff --git a/drivers/event/cnxk/cn10k_eventdev.c b/drivers/event/cnxk/cn10k_eventdev.c index db8fe8169..6522351ca 100644 --- a/drivers/event/cnxk/cn10k_eventdev.c +++ b/drivers/event/cnxk/cn10k_eventdev.c @@ -327,4 +327,5 @@ RTE_PMD_REGISTER_PCI(event_cn10k, cn10k_pci_sso); RTE_PMD_REGISTER_PCI_TABLE(event_cn10k, cn10k_pci_sso_map); RTE_PMD_REGISTER_KMOD_DEP(event_cn10k, "vfio-pci"); RTE_PMD_REGISTER_PARAM_STRING(event_cn10k, CNXK_SSO_XAE_CNT "=" - CNXK_SSO_GGRP_QOS "="); + CNXK_SSO_GGRP_QOS "=" + CN10K_SSO_GW_MODE "="); diff --git a/drivers/event/cnxk/cn9k_eventdev.c b/drivers/event/cnxk/cn9k_eventdev.c index a0d76335f..00c5565e7 100644 --- a/drivers/event/cnxk/cn9k_eventdev.c +++ b/drivers/event/cnxk/cn9k_eventdev.c @@ -395,4 +395,5 @@ RTE_PMD_REGISTER_PCI(event_cn9k, cn9k_pci_sso); RTE_PMD_REGISTER_PCI_TABLE(event_cn9k, cn9k_pci_sso_map); RTE_PMD_REGISTER_KMOD_DEP(event_cn9k, "vfio-pci"); RTE_PMD_REGISTER_PARAM_STRING(event_cn9k, CNXK_SSO_XAE_CNT "=" - CNXK_SSO_GGRP_QOS "="); + CNXK_SSO_GGRP_QOS "=" + CN9K_SSO_SINGLE_WS "=1"); diff --git a/drivers/event/cnxk/cnxk_eventdev.c b/drivers/event/cnxk/cnxk_eventdev.c index e68079997..2a387ff95 100644 --- a/drivers/event/cnxk/cnxk_eventdev.c +++ b/drivers/event/cnxk/cnxk_eventdev.c @@ -406,6 +406,7 @@ static void cnxk_sso_parse_devargs(struct cnxk_sso_evdev *dev, struct rte_devargs *devargs) { struct rte_kvargs *kvlist; + uint8_t single_ws = 0; if (devargs == NULL) return; @@ -417,6 +418,11 @@ cnxk_sso_parse_devargs(struct cnxk_sso_evdev *dev, struct rte_devargs *devargs) &dev->xae_cnt); rte_kvargs_process(kvlist, CNXK_SSO_GGRP_QOS, &parse_sso_kvargs_dict, dev); + rte_kvargs_process(kvlist, CN9K_SSO_SINGLE_WS, &parse_kvargs_value, + &single_ws); + rte_kvargs_process(kvlist, CN10K_SSO_GW_MODE, &parse_kvargs_value, + &dev->gw_mode); + dev->dual_ws = !single_ws; rte_kvargs_free(kvlist); } diff --git a/drivers/event/cnxk/cnxk_eventdev.h b/drivers/event/cnxk/cnxk_eventdev.h index 97a944d88..437cdf3db 100644 --- a/drivers/event/cnxk/cnxk_eventdev.h +++ b/drivers/event/cnxk/cnxk_eventdev.h @@ -14,8 +14,10 @@ #include "roc_api.h" -#define CNXK_SSO_XAE_CNT "xae_cnt" -#define CNXK_SSO_GGRP_QOS "qos" +#define CNXK_SSO_XAE_CNT "xae_cnt" +#define CNXK_SSO_GGRP_QOS "qos" +#define CN9K_SSO_SINGLE_WS "single_ws" +#define CN10K_SSO_GW_MODE "gw_mode" #define NSEC2USEC(__ns) ((__ns) / 1E3) #define USEC2NSEC(__us) ((__us)*1E3)