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Thu, 13 Oct 2022 11:41:04 -0700 From: Vidya Sagar To: , , , , , , , , , , CC: , , , , , , , Subject: [PATCH V3 19/21] PCI: tegra194: Free up EP resources during remove() Date: Fri, 14 Oct 2022 00:08:52 +0530 Message-ID: <20221013183854.21087-20-vidyas@nvidia.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20221013183854.21087-1-vidyas@nvidia.com> References: <20221013183854.21087-1-vidyas@nvidia.com> X-NVConfidentiality: public MIME-Version: 1.0 X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: DM6NAM11FT061:EE_|SN7PR12MB6861:EE_ X-MS-Office365-Filtering-Correlation-Id: 816719c3-e7d0-437b-1cc2-08daad4a8390 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:216.228.118.233;CTRY:US;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:mail.nvidia.com;PTR:dc7edge2.nvidia.com;CAT:NONE;SFS:(13230022)(4636009)(39860400002)(396003)(376002)(346002)(136003)(451199015)(36840700001)(40470700004)(46966006)(54906003)(110136005)(426003)(4326008)(40460700003)(6666004)(36756003)(316002)(70206006)(70586007)(7696005)(47076005)(478600001)(7636003)(356005)(1076003)(186003)(40480700001)(921005)(82740400003)(336012)(2616005)(86362001)(36860700001)(26005)(82310400005)(8936002)(5660300002)(7416002)(8676002)(2906002)(41300700001);DIR:OUT;SFP:1101; X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 13 Oct 2022 18:41:17.1385 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 816719c3-e7d0-437b-1cc2-08daad4a8390 X-MS-Exchange-CrossTenant-Id: 43083d15-7273-40c1-b7db-39efd9ccc17a X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=43083d15-7273-40c1-b7db-39efd9ccc17a;Ip=[216.228.118.233];Helo=[mail.nvidia.com] X-MS-Exchange-CrossTenant-AuthSource: DM6NAM11FT061.eop-nam11.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: SN7PR12MB6861 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Free up the resources during remove() that were acquired by the DesignWare driver for the endpoint mode during proble(). Signed-off-by: Vidya Sagar --- V3: * This is a new patch in this series drivers/pci/controller/dwc/pcie-tegra194.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/pci/controller/dwc/pcie-tegra194.c b/drivers/pci/contr= oller/dwc/pcie-tegra194.c index 3baf1a26fe68..c88c36d85ee5 100644 --- a/drivers/pci/controller/dwc/pcie-tegra194.c +++ b/drivers/pci/controller/dwc/pcie-tegra194.c @@ -2383,6 +2383,7 @@ static int tegra_pcie_dw_probe(struct platform_device= *pdev) static int tegra_pcie_dw_remove(struct platform_device *pdev) { struct tegra_pcie_dw *pcie =3D platform_get_drvdata(pdev); + struct dw_pcie_ep *ep =3D &pcie->pci.ep; =20 if (pcie->of_data->mode =3D=3D DW_PCIE_RC_TYPE) { if (!pcie->link_state && !pcie->slot_pluggable) @@ -2396,6 +2397,7 @@ static int tegra_pcie_dw_remove(struct platform_devic= e *pdev) } else { disable_irq(pcie->pex_rst_irq); pex_ep_event_pex_rst_assert(pcie); + dw_pcie_ep_exit(ep); } =20 pm_runtime_disable(pcie->dev); --=20 2.17.1