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{ "id": 2196319, "url": "http://patchwork.ozlabs.org/api/covers/2196319/?format=api", "web_url": "http://patchwork.ozlabs.org/project/linux-pci/cover/20260213123603.420941-1-a-garg7@ti.com/", "project": { "id": 28, "url": "http://patchwork.ozlabs.org/api/projects/28/?format=api", "name": "Linux PCI development", "link_name": "linux-pci", "list_id": "linux-pci.vger.kernel.org", "list_email": "linux-pci@vger.kernel.org", "web_url": null, "scm_url": null, "webscm_url": null, "list_archive_url": "", "list_archive_url_format": "", "commit_url_format": "" }, "msgid": "<20260213123603.420941-1-a-garg7@ti.com>", "list_archive_url": null, "date": "2026-02-13T12:35:59", "name": "[RFC,0/4] PCI: Add DOE support for endpoint", "submitter": { "id": 92467, "url": "http://patchwork.ozlabs.org/api/people/92467/?format=api", "name": "Aksh Garg", "email": "a-garg7@ti.com" }, "mbox": "http://patchwork.ozlabs.org/project/linux-pci/cover/20260213123603.420941-1-a-garg7@ti.com/mbox/", "series": [ { "id": 492090, "url": "http://patchwork.ozlabs.org/api/series/492090/?format=api", "web_url": "http://patchwork.ozlabs.org/project/linux-pci/list/?series=492090", "date": "2026-02-13T12:35:59", "name": "PCI: Add DOE support for endpoint", "version": 1, "mbox": "http://patchwork.ozlabs.org/series/492090/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/covers/2196319/comments/", "headers": { "Return-Path": "\n <linux-pci+bounces-47266-incoming=patchwork.ozlabs.org@vger.kernel.org>", "X-Original-To": [ "incoming@patchwork.ozlabs.org", "linux-pci@vger.kernel.org" ], "Delivered-To": "patchwork-incoming@legolas.ozlabs.org", "Authentication-Results": [ "legolas.ozlabs.org;\n\tdkim=pass (1024-bit key;\n unprotected) header.d=ti.com header.i=@ti.com header.a=rsa-sha256\n header.s=selector1 header.b=aWanimx4;\n\tdkim-atps=neutral", "legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org\n (client-ip=2600:3c15:e001:75::12fc:5321; helo=sin.lore.kernel.org;\n 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<linux-doc@vger.kernel.org>,\n\t<bhelgaas@google.com>, <corbet@lwn.net>, <cassel@kernel.org>", "CC": "<linux-kernel@vger.kernel.org>, <linux-arm-kernel@lists.infradead.org>,\n\t<s-vadapalli@ti.com>, <danishanwar@ti.com>, <srk@ti.com>, <a-garg7@ti.com>", "Subject": "[RFC PATCH 0/4] PCI: Add DOE support for endpoint", "Date": "Fri, 13 Feb 2026 18:05:59 +0530", "Message-ID": "<20260213123603.420941-1-a-garg7@ti.com>", "X-Mailer": "git-send-email 2.34.1", "Precedence": "bulk", "X-Mailing-List": "linux-pci@vger.kernel.org", "List-Id": "<linux-pci.vger.kernel.org>", "List-Subscribe": "<mailto:linux-pci+subscribe@vger.kernel.org>", "List-Unsubscribe": "<mailto:linux-pci+unsubscribe@vger.kernel.org>", "MIME-Version": "1.0", "Content-Transfer-Encoding": "8bit", "Content-Type": "text/plain", "X-C2ProcessedOrg": "333ef613-75bf-4e12-a4b1-8e3623f5dcea", "X-EOPAttributedMessage": "0", "X-MS-PublicTrafficType": "Email", "X-MS-TrafficTypeDiagnostic": "BL6PEPF00020E61:EE_|BLAPR10MB4932:EE_", 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"X-MS-Exchange-CrossTenant-Id": "e5b49634-450b-4709-8abb-1e2b19b982b7", "X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp": "\n TenantId=e5b49634-450b-4709-8abb-1e2b19b982b7;Ip=[198.47.23.194];Helo=[lewvzet200.ext.ti.com]", "X-MS-Exchange-CrossTenant-AuthSource": "\n\tBL6PEPF00020E61.namprd04.prod.outlook.com", "X-MS-Exchange-CrossTenant-AuthAs": "Anonymous", "X-MS-Exchange-CrossTenant-FromEntityHeader": "HybridOnPrem", "X-MS-Exchange-Transport-CrossTenantHeadersStamped": "BLAPR10MB4932" }, "content": "This patch series introduces the framework for supporting the Data\nObject Exchange (DOE) feature for PCIe endpoint devices. Please refer\nto the documentation added in patch 1 for details on the feature and\nimplementation architecture.\n\nThe implementation provides a common framework for all PCIe endpoint\ncontrollers, not specific to any particular SoC vendor.\n\nPosting this as an RFC patch series to get feedback on the design and\nimplementation.\n\nAksh Garg (4):\n PCI: Add documentation for DOE endpoint support\n PCI/DOE: Move common definitions to the header file\n PCI/DOE: Add DOE mailbox support for endpoint functions\n PCI: Document APIs for endpoint DOE implementation\n\n Documentation/PCI/index.rst | 1 +\n Documentation/PCI/pci-doe-ep.rst | 297 ++++++++++++++\n drivers/pci/Kconfig | 14 +\n drivers/pci/Makefile | 1 +\n drivers/pci/doe-ep.c | 671 +++++++++++++++++++++++++++++++\n drivers/pci/doe.c | 11 -\n include/linux/pci-doe.h | 107 ++++-\n include/linux/pci-epc.h | 4 +\n 8 files changed, 1090 insertions(+), 16 deletions(-)\n create mode 100644 Documentation/PCI/pci-doe-ep.rst\n create mode 100644 drivers/pci/doe-ep.c" }