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dkim=none (message not signed) header.d=none;dmarc=pass action=none header.from=nvidia.com; Received-SPF: Pass (protection.outlook.com: domain of nvidia.com designates 216.228.117.161 as permitted sender) receiver=protection.outlook.com; client-ip=216.228.117.161; helo=mail.nvidia.com; pr=C Received: from mail.nvidia.com (216.228.117.161) by SN1PEPF000252A1.mail.protection.outlook.com (10.167.242.8) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.7091.18 via Frontend Transport; Mon, 11 Dec 2023 10:18:47 +0000 Received: from rnnvmail201.nvidia.com (10.129.68.8) by mail.nvidia.com (10.129.200.67) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.986.41; Mon, 11 Dec 2023 02:18:34 -0800 Received: from nvidia.com (10.126.231.35) by rnnvmail201.nvidia.com (10.129.68.8) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.986.41; Mon, 11 Dec 2023 02:18:33 -0800 From: Xueming Li To: Abdullah Sevincer CC: dpdk stable Subject: patch 'event/dlb2: disable PASID' has been queued to stable release 22.11.4 Date: Mon, 11 Dec 2023 18:11:31 +0800 Message-ID: <20231211101226.2122-67-xuemingl@nvidia.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20231211101226.2122-1-xuemingl@nvidia.com> References: <20231022142250.10324-1-xuemingl@nvidia.com> <20231211101226.2122-1-xuemingl@nvidia.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-Originating-IP: [10.126.231.35] X-ClientProxiedBy: rnnvmail201.nvidia.com (10.129.68.8) To rnnvmail201.nvidia.com (10.129.68.8) X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: SN1PEPF000252A1:EE_|DM4PR12MB5357:EE_ X-MS-Office365-Filtering-Correlation-Id: eddd2f11-3a47-4b03-c1e3-08dbfa32901b X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; 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SFS:(13230031)(4636009)(136003)(39860400002)(396003)(376002)(346002)(230922051799003)(451199024)(1800799012)(186009)(82310400011)(64100799003)(40470700004)(46966006)(36840700001)(40460700003)(1076003)(26005)(2616005)(6286002)(16526019)(426003)(336012)(7696005)(47076005)(53546011)(36860700001)(83380400001)(5660300002)(6916009)(41300700001)(2906002)(4001150100001)(4326008)(478600001)(966005)(8676002)(8936002)(70206006)(70586007)(316002)(82740400003)(86362001)(356005)(36756003)(7636003)(55016003)(40480700001); DIR:OUT; SFP:1101; X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 11 Dec 2023 10:18:47.4697 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: eddd2f11-3a47-4b03-c1e3-08dbfa32901b X-MS-Exchange-CrossTenant-Id: 43083d15-7273-40c1-b7db-39efd9ccc17a X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=43083d15-7273-40c1-b7db-39efd9ccc17a; Ip=[216.228.117.161]; Helo=[mail.nvidia.com] X-MS-Exchange-CrossTenant-AuthSource: SN1PEPF000252A1.namprd05.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: DM4PR12MB5357 X-BeenThere: stable@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: patches for DPDK stable branches List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: stable-bounces@dpdk.org Hi, FYI, your patch has been queued to stable release 22.11.4 Note it hasn't been pushed to http://dpdk.org/browse/dpdk-stable yet. It will be pushed if I get no objections before 12/13/23. So please shout if anyone has objections. Also note that after the patch there's a diff of the upstream commit vs the patch applied to the branch. This will indicate if there was any rebasing needed to apply to the stable branch. If there were code changes for rebasing (ie: not only metadata diffs), please double check that the rebase was correctly done. Queued patches are on a temporary branch at: https://git.dpdk.org/dpdk-stable/log/?h=22.11-staging This queued commit can be viewed at: https://git.dpdk.org/dpdk-stable/commit/?h=22.11-staging&id=ac8ca59223717f984c689422f3319c16521eaefd Thanks. Xueming Li --- >From ac8ca59223717f984c689422f3319c16521eaefd Mon Sep 17 00:00:00 2001 From: Abdullah Sevincer Date: Mon, 6 Nov 2023 11:05:21 -0600 Subject: [PATCH] event/dlb2: disable PASID Cc: Xueming Li [ upstream commit 5a6878335b8179337ec2d9931debf1f46525e8fc ] In vfio-pci driver when PASID is enabled by default DLB hardware puts DLB in SIOV mode. This breaks DLB PF-PMD mode. For DLB PF-PMD mode to function properly PASID needs to be disabled. In this commit this issue is addressed and PASID is disabled by writing a zero to PASID control register. Fixes: 5433956d5185 ("event/dlb2: add eventdev probe") Signed-off-by: Abdullah Sevincer --- drivers/event/dlb2/pf/dlb2_main.c | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/drivers/event/dlb2/pf/dlb2_main.c b/drivers/event/dlb2/pf/dlb2_main.c index 717aa4fc08..64a59f7616 100644 --- a/drivers/event/dlb2/pf/dlb2_main.c +++ b/drivers/event/dlb2/pf/dlb2_main.c @@ -26,6 +26,7 @@ #define PF_ID_ZERO 0 /* PF ONLY! */ #define NO_OWNER_VF 0 /* PF ONLY! */ #define NOT_VF_REQ false /* PF ONLY! */ +#define DLB2_PCI_PASID_CAP_OFFSET 0x148 /* PASID capability offset */ #define DLB2_PCI_CAP_POINTER 0x34 #define DLB2_PCI_CAP_NEXT(hdr) (((hdr) >> 8) & 0xFC) @@ -582,6 +583,16 @@ dlb2_pf_reset(struct dlb2_dev *dlb2_dev) } } + /* Disable PASID if it is enabled by default, which + * breaks the DLB if enabled. + */ + off = DLB2_PCI_PASID_CAP_OFFSET + RTE_PCI_PASID_CTRL; + if (rte_pci_pasid_set_state(pdev, off, false)) { + DLB2_LOG_ERR("[%s()] failed to write the pcie config space at offset %d\n", + __func__, (int)off); + return -1; + } + return 0; } -- 2.25.1 --- Diff of the applied patch vs upstream commit (please double-check if non-empty: --- --- - 2023-12-11 17:56:25.257206700 +0800 +++ 0066-event-dlb2-disable-PASID.patch 2023-12-11 17:56:23.067652300 +0800 @@ -1 +1 @@ -From 5a6878335b8179337ec2d9931debf1f46525e8fc Mon Sep 17 00:00:00 2001 +From ac8ca59223717f984c689422f3319c16521eaefd Mon Sep 17 00:00:00 2001 @@ -4,0 +5,3 @@ +Cc: Xueming Li + +[ upstream commit 5a6878335b8179337ec2d9931debf1f46525e8fc ] @@ -14 +16,0 @@ -Cc: stable@dpdk.org @@ -22 +24 @@ -index aa03e4c311..61a7b39eef 100644 +index 717aa4fc08..64a59f7616 100644 @@ -31,3 +33,3 @@ - static int - dlb2_pf_init_driver_state(struct dlb2_dev *dlb2_dev) -@@ -514,6 +515,16 @@ dlb2_pf_reset(struct dlb2_dev *dlb2_dev) + #define DLB2_PCI_CAP_POINTER 0x34 + #define DLB2_PCI_CAP_NEXT(hdr) (((hdr) >> 8) & 0xFC) +@@ -582,6 +583,16 @@ dlb2_pf_reset(struct dlb2_dev *dlb2_dev)