From patchwork Thu Oct 28 07:54:45 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Vijay Srivastava X-Patchwork-Id: 103115 X-Patchwork-Delegate: maxime.coquelin@redhat.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 91E36A0C45; Thu, 28 Oct 2021 09:56:48 +0200 (CEST) Received: from [217.70.189.124] (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 7A5DF410FA; Thu, 28 Oct 2021 09:56:48 +0200 (CEST) Received: from NAM10-BN7-obe.outbound.protection.outlook.com (mail-bn7nam10on2074.outbound.protection.outlook.com [40.107.92.74]) by mails.dpdk.org (Postfix) with ESMTP id 540F24003F for ; Thu, 28 Oct 2021 09:56:47 +0200 (CEST) ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=J0khlA5TXCPIYVXZJHOx14tV4ZyQ4LXqpmzIqEhVenpZG8HqB27LkiRT3O6T9ozF/SvJH86UBqsN88qbrJjHzFSjhTP3qUl7otugI8snfHyeQV/W+c363MBwsGsi/wrzPsVBqw9dmLuEbruaw0eWSqvh1wIdAe64UHpZO3z4u1KlexJqM0KGVvK8v0bHBS4VJhzdaCW2kcs4FLtGQFcDco/q6A/imBKbtxLa+UEkVIMcVWuvmhByz5+/4SVIUgakoGb1+d+CDE/yN1TRGBkyCtELQikEClj7JR2JFU8y77j07RZIsaTYgask8e7LmlQucsTgyGcp+XfFTiRCpKtL9Q== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector9901; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-AntiSpam-MessageData-ChunkCount:X-MS-Exchange-AntiSpam-MessageData-0:X-MS-Exchange-AntiSpam-MessageData-1; bh=UHDzcYBpQOP5c9JgrD9QPa5OCgc7oumSHKBUk4mFa3g=; b=IuPupdEaZiEClYNq1kWK9E3OGTwnGxQBXtZn6fCEwGP75OusKwscy6GYf2MqZjuN5S/qdx/DxZ8GnWHsK+KakNOKztErCCxp5G8ZHrd0ZIMsDlJ3oI7jPurqsY3T1m2fvVFTe0itVWZHurDmzoHOa4tRDVamz3+1EbIDAwlw42VOLUt8rzXsukCPMiv4/HDd76/GlOR7vnXqU/wrT2waWa50h+FYYkVrxqc71trKIFVvjjzhbiY9o5OPOYpM4dFAOhufjw70m7LIVNuETPfuhooFHIO/L6w9H+HJ4wzrY1izvhpeGPp1RXh3T+aE+M+0c0sZVhw69DbgquVIV9TEwA== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass (sender ip is 149.199.62.198) smtp.rcpttodomain=dpdk.org smtp.mailfrom=xilinx.com; dmarc=pass (p=none sp=none pct=100) action=none header.from=xilinx.com; dkim=none (message not signed); arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=xilinx.onmicrosoft.com; s=selector2-xilinx-onmicrosoft-com; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=UHDzcYBpQOP5c9JgrD9QPa5OCgc7oumSHKBUk4mFa3g=; b=bq6RHnzwCjoEMXRFFEp4ThZMXdKRjMUEnTOopRa1+ZLogzDwpwb00RVQ9hmxezG6UCHbFtMxT9gMnDT4J4F4haZwwnNaBWGXYowTj3iv4RmeoAdZN4Uiq0Wtkn96MlU70iATihNx2gL/r65VZ6kF3cMp471NyLo+PnbWVw2yGFc= Received: from BN9PR03CA0789.namprd03.prod.outlook.com (2603:10b6:408:13f::14) by SJ0PR02MB7390.namprd02.prod.outlook.com (2603:10b6:a03:29c::18) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.4649.15; Thu, 28 Oct 2021 07:56:44 +0000 Received: from BN1NAM02FT048.eop-nam02.prod.protection.outlook.com (2603:10b6:408:13f:cafe::25) by BN9PR03CA0789.outlook.office365.com (2603:10b6:408:13f::14) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.4649.14 via Frontend Transport; Thu, 28 Oct 2021 07:56:44 +0000 X-MS-Exchange-Authentication-Results: spf=pass (sender IP is 149.199.62.198) smtp.mailfrom=xilinx.com; dpdk.org; dkim=none (message not signed) header.d=none;dpdk.org; dmarc=pass action=none header.from=xilinx.com; Received-SPF: Pass (protection.outlook.com: domain of xilinx.com designates 149.199.62.198 as permitted sender) receiver=protection.outlook.com; client-ip=149.199.62.198; helo=xsj-pvapexch02.xlnx.xilinx.com; Received: from xsj-pvapexch02.xlnx.xilinx.com (149.199.62.198) by BN1NAM02FT048.mail.protection.outlook.com (10.13.2.157) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.20.4649.14 via Frontend Transport; Thu, 28 Oct 2021 07:56:44 +0000 Received: from xsj-pvapexch02.xlnx.xilinx.com (172.19.86.41) by xsj-pvapexch02.xlnx.xilinx.com (172.19.86.41) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2176.14; Thu, 28 Oct 2021 00:56:43 -0700 Received: from smtp.xilinx.com (172.19.127.95) by xsj-pvapexch02.xlnx.xilinx.com (172.19.86.41) with Microsoft SMTP Server id 15.1.2176.14 via Frontend Transport; Thu, 28 Oct 2021 00:56:43 -0700 Envelope-to: dev@dpdk.org, maxime.coquelin@redhat.com, chenbo.xia@intel.com, andrew.rybchenko@oktetlabs.ru Received: from [10.170.66.108] (port=35870 helo=xndengvm004108.xilinx.com) by smtp.xilinx.com with esmtp (Exim 4.90) (envelope-from ) id 1mg0HC-0005p5-QF; Thu, 28 Oct 2021 00:56:43 -0700 From: Vijay Srivastava To: CC: , , , Vijay Kumar Srivastava Date: Thu, 28 Oct 2021 13:24:45 +0530 Message-ID: <20211028075452.11804-4-vsrivast@xilinx.com> X-Mailer: git-send-email 2.25.0 In-Reply-To: <20211028075452.11804-1-vsrivast@xilinx.com> References: <20210706164418.32615-1-vsrivast@xilinx.com> <20211028075452.11804-1-vsrivast@xilinx.com> MIME-Version: 1.0 X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: 50de0223-5b35-4bfa-5b2d-08d999e87c06 X-MS-TrafficTypeDiagnostic: SJ0PR02MB7390: X-Microsoft-Antispam-PRVS: X-MS-Oob-TLC-OOBClassifiers: OLM:1751; X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:149.199.62.198; CTRY:US; LANG:en; SCL:1; SRV:; IPV:NLI; SFV:NSPM; H:xsj-pvapexch02.xlnx.xilinx.com; PTR:unknown-62-198.xilinx.com; CAT:NONE; SFS:(46966006)(36840700001)(356005)(8936002)(7636003)(82310400003)(6916009)(426003)(2616005)(336012)(44832011)(26005)(70206006)(1076003)(70586007)(107886003)(47076005)(4326008)(186003)(8676002)(9786002)(2906002)(83380400001)(36860700001)(54906003)(5660300002)(36906005)(508600001)(7696005)(316002)(36756003)(102446001); DIR:OUT; SFP:1101; X-OriginatorOrg: xilinx.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 28 Oct 2021 07:56:44.0480 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 50de0223-5b35-4bfa-5b2d-08d999e87c06 X-MS-Exchange-CrossTenant-Id: 657af505-d5df-48d0-8300-c31994686c5c X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=657af505-d5df-48d0-8300-c31994686c5c; Ip=[149.199.62.198]; Helo=[xsj-pvapexch02.xlnx.xilinx.com] X-MS-Exchange-CrossTenant-AuthSource: BN1NAM02FT048.eop-nam02.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: SJ0PR02MB7390 Subject: [dpdk-dev] [PATCH v2 03/10] vdpa/sfc: add support to get device and protocol features 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: Vijay Kumar Srivastava Implement vDPA ops get_feature and get_protocol_features. This patch retrieves device supported features and enables protocol features. Signed-off-by: Vijay Kumar Srivastava --- doc/guides/vdpadevs/features/sfc.ini | 10 ++++ drivers/common/sfc_efx/efsys.h | 2 +- drivers/common/sfc_efx/version.map | 10 ++++ drivers/vdpa/sfc/sfc_vdpa.c | 20 ++++++++ drivers/vdpa/sfc/sfc_vdpa.h | 2 + drivers/vdpa/sfc/sfc_vdpa_hw.c | 13 ++++++ drivers/vdpa/sfc/sfc_vdpa_ops.c | 91 ++++++++++++++++++++++++++++++++---- drivers/vdpa/sfc/sfc_vdpa_ops.h | 3 ++ 8 files changed, 142 insertions(+), 9 deletions(-) diff --git a/doc/guides/vdpadevs/features/sfc.ini b/doc/guides/vdpadevs/features/sfc.ini index 71b6158..700d061 100644 --- a/doc/guides/vdpadevs/features/sfc.ini +++ b/doc/guides/vdpadevs/features/sfc.ini @@ -4,6 +4,16 @@ ; Refer to default.ini for the full list of available driver features. ; [Features] +csum = Y +guest csum = Y +host tso4 = Y +host tso6 = Y +version 1 = Y +mrg rxbuf = Y +any layout = Y +in_order = Y +proto host notifier = Y +IOMMU platform = Y Linux = Y x86-64 = Y Usage doc = Y diff --git a/drivers/common/sfc_efx/efsys.h b/drivers/common/sfc_efx/efsys.h index d133d61..37ec6b9 100644 --- a/drivers/common/sfc_efx/efsys.h +++ b/drivers/common/sfc_efx/efsys.h @@ -187,7 +187,7 @@ #define EFSYS_OPT_MAE 1 -#define EFSYS_OPT_VIRTIO 0 +#define EFSYS_OPT_VIRTIO 1 /* ID */ diff --git a/drivers/common/sfc_efx/version.map b/drivers/common/sfc_efx/version.map index 642a62e..ec86220 100644 --- a/drivers/common/sfc_efx/version.map +++ b/drivers/common/sfc_efx/version.map @@ -247,6 +247,16 @@ INTERNAL { efx_txq_nbufs; efx_txq_size; + efx_virtio_fini; + efx_virtio_get_doorbell_offset; + efx_virtio_get_features; + efx_virtio_init; + efx_virtio_qcreate; + efx_virtio_qdestroy; + efx_virtio_qstart; + efx_virtio_qstop; + efx_virtio_verify_features; + sfc_efx_dev_class_get; sfc_efx_family; diff --git a/drivers/vdpa/sfc/sfc_vdpa.c b/drivers/vdpa/sfc/sfc_vdpa.c index 00fa94a..4927698 100644 --- a/drivers/vdpa/sfc/sfc_vdpa.c +++ b/drivers/vdpa/sfc/sfc_vdpa.c @@ -43,6 +43,26 @@ struct sfc_vdpa_adapter * return found ? sva : NULL; } +struct sfc_vdpa_ops_data * +sfc_vdpa_get_data_by_dev(struct rte_vdpa_device *vdpa_dev) +{ + bool found = false; + struct sfc_vdpa_adapter *sva; + + pthread_mutex_lock(&sfc_vdpa_adapter_list_lock); + + TAILQ_FOREACH(sva, &sfc_vdpa_adapter_list, next) { + if (vdpa_dev == sva->ops_data->vdpa_dev) { + found = true; + break; + } + } + + pthread_mutex_unlock(&sfc_vdpa_adapter_list_lock); + + return found ? sva->ops_data : NULL; +} + static int sfc_vdpa_vfio_setup(struct sfc_vdpa_adapter *sva) { diff --git a/drivers/vdpa/sfc/sfc_vdpa.h b/drivers/vdpa/sfc/sfc_vdpa.h index 046f25d..c10c3d3 100644 --- a/drivers/vdpa/sfc/sfc_vdpa.h +++ b/drivers/vdpa/sfc/sfc_vdpa.h @@ -60,6 +60,8 @@ struct sfc_vdpa_adapter { struct sfc_vdpa_adapter * sfc_vdpa_get_adapter_by_dev(struct rte_pci_device *pdev); +struct sfc_vdpa_ops_data * +sfc_vdpa_get_data_by_dev(struct rte_vdpa_device *vdpa_dev); int sfc_vdpa_hw_init(struct sfc_vdpa_adapter *sva); diff --git a/drivers/vdpa/sfc/sfc_vdpa_hw.c b/drivers/vdpa/sfc/sfc_vdpa_hw.c index 7c256ff..7a67bd8 100644 --- a/drivers/vdpa/sfc/sfc_vdpa_hw.c +++ b/drivers/vdpa/sfc/sfc_vdpa_hw.c @@ -278,10 +278,20 @@ if (rc != 0) goto fail_estimate_rsrc_limits; + sfc_vdpa_log_init(sva, "init virtio"); + rc = efx_virtio_init(enp); + if (rc != 0) { + sfc_vdpa_err(sva, "virtio init failed: %s", rte_strerror(rc)); + goto fail_virtio_init; + } + sfc_vdpa_log_init(sva, "done"); return 0; +fail_virtio_init: + efx_nic_fini(enp); + fail_estimate_rsrc_limits: fail_nic_reset: efx_nic_unprobe(enp); @@ -310,6 +320,9 @@ sfc_vdpa_log_init(sva, "entry"); + sfc_vdpa_log_init(sva, "virtio fini"); + efx_virtio_fini(enp); + sfc_vdpa_log_init(sva, "unprobe nic"); efx_nic_unprobe(enp); diff --git a/drivers/vdpa/sfc/sfc_vdpa_ops.c b/drivers/vdpa/sfc/sfc_vdpa_ops.c index 71696be..5750944 100644 --- a/drivers/vdpa/sfc/sfc_vdpa_ops.c +++ b/drivers/vdpa/sfc/sfc_vdpa_ops.c @@ -3,17 +3,31 @@ * Copyright(c) 2020-2021 Xilinx, Inc. */ +#include #include #include #include #include +#include "efx.h" #include "sfc_vdpa_ops.h" #include "sfc_vdpa.h" -/* Dummy functions for mandatory vDPA ops to pass vDPA device registration. - * In subsequent patches these ops would be implemented. +/* These protocol features are needed to enable notifier ctrl */ +#define SFC_VDPA_PROTOCOL_FEATURES \ + ((1ULL << VHOST_USER_PROTOCOL_F_REPLY_ACK) | \ + (1ULL << VHOST_USER_PROTOCOL_F_SLAVE_REQ) | \ + (1ULL << VHOST_USER_PROTOCOL_F_SLAVE_SEND_FD) | \ + (1ULL << VHOST_USER_PROTOCOL_F_HOST_NOTIFIER) | \ + (1ULL << VHOST_USER_PROTOCOL_F_LOG_SHMFD)) + +/* + * Set of features which are enabled by default. + * Protocol feature bit is needed to enable notification notifier ctrl. */ +#define SFC_VDPA_DEFAULT_FEATURES \ + (1ULL << VHOST_USER_F_PROTOCOL_FEATURES) + static int sfc_vdpa_get_queue_num(struct rte_vdpa_device *vdpa_dev, uint32_t *queue_num) { @@ -24,22 +38,67 @@ } static int +sfc_vdpa_get_device_features(struct sfc_vdpa_ops_data *ops_data) +{ + int rc; + uint64_t dev_features; + efx_nic_t *nic; + + nic = sfc_vdpa_adapter_by_dev_handle(ops_data->dev_handle)->nic; + + rc = efx_virtio_get_features(nic, EFX_VIRTIO_DEVICE_TYPE_NET, + &dev_features); + if (rc != 0) { + sfc_vdpa_err(ops_data->dev_handle, + "could not read device feature: %s", + rte_strerror(rc)); + return rc; + } + + ops_data->dev_features = dev_features; + + sfc_vdpa_info(ops_data->dev_handle, + "device supported virtio features : 0x%" PRIx64, + ops_data->dev_features); + + return 0; +} + +static int sfc_vdpa_get_features(struct rte_vdpa_device *vdpa_dev, uint64_t *features) { - RTE_SET_USED(vdpa_dev); - RTE_SET_USED(features); + struct sfc_vdpa_ops_data *ops_data; - return -1; + ops_data = sfc_vdpa_get_data_by_dev(vdpa_dev); + if (ops_data == NULL) + return -1; + + *features = ops_data->drv_features; + + sfc_vdpa_info(ops_data->dev_handle, + "vDPA ops get_feature :: features : 0x%" PRIx64, + *features); + + return 0; } static int sfc_vdpa_get_protocol_features(struct rte_vdpa_device *vdpa_dev, uint64_t *features) { - RTE_SET_USED(vdpa_dev); - RTE_SET_USED(features); + struct sfc_vdpa_ops_data *ops_data; - return -1; + ops_data = sfc_vdpa_get_data_by_dev(vdpa_dev); + if (ops_data == NULL) + return -1; + + *features = SFC_VDPA_PROTOCOL_FEATURES; + + sfc_vdpa_info(ops_data->dev_handle, + "vDPA ops get_protocol_feature :: features : 0x%" PRIx64, + *features); + + return 0; } static int @@ -91,6 +150,7 @@ struct sfc_vdpa_ops_data * { struct sfc_vdpa_ops_data *ops_data; struct rte_pci_device *pci_dev; + int rc; /* Create vDPA ops context */ ops_data = rte_zmalloc("vdpa", sizeof(struct sfc_vdpa_ops_data), 0); @@ -111,10 +171,25 @@ struct sfc_vdpa_ops_data * goto fail_register_device; } + /* Read supported device features */ + sfc_vdpa_log_init(dev_handle, "get device feature"); + rc = sfc_vdpa_get_device_features(ops_data); + if (rc != 0) + goto fail_get_dev_feature; + + /* Driver features are superset of device supported feature + * and any additional features supported by the driver. + */ + ops_data->drv_features = + ops_data->dev_features | SFC_VDPA_DEFAULT_FEATURES; + ops_data->state = SFC_VDPA_STATE_INITIALIZED; return ops_data; +fail_get_dev_feature: + rte_vdpa_unregister_device(ops_data->vdpa_dev); + fail_register_device: rte_free(ops_data); return NULL; diff --git a/drivers/vdpa/sfc/sfc_vdpa_ops.h b/drivers/vdpa/sfc/sfc_vdpa_ops.h index 817b302..21cbb73 100644 --- a/drivers/vdpa/sfc/sfc_vdpa_ops.h +++ b/drivers/vdpa/sfc/sfc_vdpa_ops.h @@ -26,6 +26,9 @@ struct sfc_vdpa_ops_data { struct rte_vdpa_device *vdpa_dev; enum sfc_vdpa_context vdpa_context; enum sfc_vdpa_state state; + + uint64_t dev_features; + uint64_t drv_features; }; struct sfc_vdpa_ops_data *