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Thu, 13 Oct 2022 11:18:17 -0700 From: Vidya Sagar To: , , , , , , , CC: , , , , , , , Subject: [PATCH V2 0/4] Add DeInit support in the PCIe Endpoint framework Date: Thu, 13 Oct 2022 23:48:11 +0530 Message-ID: <20221013181815.2133-1-vidyas@nvidia.com> X-Mailer: git-send-email 2.17.1 X-NVConfidentiality: public MIME-Version: 1.0 X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: BN8NAM11FT026:EE_|CH0PR12MB5057:EE_ X-MS-Office365-Filtering-Correlation-Id: 7245356f-5659-44ea-d0f1-08daad475841 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:216.228.117.160;CTRY:US;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:mail.nvidia.com;PTR:dc6edge1.nvidia.com;CAT:NONE;SFS:(13230022)(6029001)(4636009)(376002)(346002)(39860400002)(136003)(396003)(451199015)(36840700001)(46966006)(40470700004)(26005)(47076005)(356005)(7636003)(83380400001)(36756003)(86362001)(41300700001)(54906003)(110136005)(7696005)(8676002)(4326008)(70206006)(7416002)(70586007)(1076003)(82740400003)(6666004)(426003)(2616005)(2906002)(8936002)(5660300002)(40480700001)(336012)(40460700003)(186003)(316002)(82310400005)(36860700001)(478600001)(966005);DIR:OUT;SFP:1101; X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 13 Oct 2022 18:18:35.9306 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 7245356f-5659-44ea-d0f1-08daad475841 X-MS-Exchange-CrossTenant-Id: 43083d15-7273-40c1-b7db-39efd9ccc17a X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=43083d15-7273-40c1-b7db-39efd9ccc17a;Ip=[216.228.117.160];Helo=[mail.nvidia.com] X-MS-Exchange-CrossTenant-AuthSource: BN8NAM11FT026.eop-nam11.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: CH0PR12MB5057 X-Spam-Status: No, score=-1.1 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,FORGED_SPF_HELO, SPF_HELO_PASS,SPF_NONE autolearn=no autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-pci@vger.kernel.org Endpoint function driver should cleanup its resources which accesses the hardware during endpoint controller deinitialization. The patches in this series address this requirement by first adding the callback notification in the endpoint code driver. This notification is invoked by the controller driver which is propagated further to the function driver. This patch series depends on Manivanna's following series. https://patchwork.ozlabs.org/project/linux-pci/list/?series=321660 V2: * Reworded commit messages * Added a new patch for deinit of the function driver Vidya Sagar (4): PCI: endpoint: Add core_deinit() callback support PCI: dwc: Add a DWC wrapper to pci_epc_deinit_notify() PCI: endpoint: Delete list entry before freeing PCI: endpoint: Add deinit in epf test driver .../pci/controller/dwc/pcie-designware-ep.c | 8 +++++ drivers/pci/controller/dwc/pcie-designware.h | 5 ++++ drivers/pci/endpoint/functions/pci-epf-test.c | 30 +++++++++++++++++++ drivers/pci/endpoint/pci-epc-core.c | 26 ++++++++++++++++ drivers/pci/endpoint/pci-epf-core.c | 5 ++-- include/linux/pci-epc.h | 1 + include/linux/pci-epf.h | 2 ++ 7 files changed, 75 insertions(+), 2 deletions(-)