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Tue, 27 Apr 2021 04:31:50 -0700 Envelope-to: git@xilinx.com, maz@kernel.org, tglx@linutronix.de, valentin.schneider@arm.com, dianders@chromium.org, hdegoede@redhat.com, mkshah@codeaurora.org, thunder.leizhen@huawei.com, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, robh+dt@kernel.org, frowand.list@gmail.com, devicetree@vger.kernel.org Received: from [10.140.6.2] (port=33778 helo=xhdanirudh40.xilinx.com) by smtp.xilinx.com with esmtp (Exim 4.90) (envelope-from ) id 1lbLwS-000328-Th; Tue, 27 Apr 2021 04:31:49 -0700 From: Anirudha Sarangi To: Marc Zyngier CC: Thomas Gleixner , Michal Simek , Valentin Schneider , Douglas Anderson , Hans de Goede , Maulik Shah , Zhen Lei , , , Rob Herring , Frank Rowand , , , Anirudha Sarangi Subject: [PATCH 0/3] Updates in irqchip framework to remove irqchip Date: Tue, 27 Apr 2021 17:01:33 +0530 Message-ID: <20210427113136.12469-1-anirudha.sarangi@xilinx.com> X-Mailer: git-send-email 2.17.1 MIME-Version: 1.0 Content-Type: text/plain X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: 6d1c5827-da3d-40ed-9355-08d909700e65 X-MS-TrafficTypeDiagnostic: BN7PR02MB4115: X-Microsoft-Antispam-PRVS: X-Auto-Response-Suppress: DR, RN, NRN, OOF, AutoReply X-MS-Oob-TLC-OOBClassifiers: OLM:7691; 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X-OriginatorOrg: xilinx.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 27 Apr 2021 11:31:53.1531 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 6d1c5827-da3d-40ed-9355-08d909700e65 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-pvapexch01.xlnx.xilinx.com] X-MS-Exchange-CrossTenant-AuthSource: CY1NAM02FT028.eop-nam02.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: BN7PR02MB4115 Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Available irqchip framework does not fully support use cases where an irqchip driver has to be loaded and unloaded as a module. Existing Xilinx INTC driver does not have a remove path which means the INTC IP cannot be removed from a removable partition. Anirudha Sarangi (3): irqchip: xilinx: Avoid __init macro usage for xilinx_intc_of_init irqchip: Add support to remove irqchip driver modules. irqchip: xilinx: Add support to remove the Xilinx INTC driver module. drivers/irqchip/irq-xilinx-intc.c | 53 ++++++++++++++++++++++++++++--- drivers/irqchip/irqchip.c | 38 ++++++++++++++++++++-- include/linux/irq.h | 15 ++++++++- include/linux/of_irq.h | 1 + kernel/irq/handle.c | 2 +- 5 files changed, 100 insertions(+), 9 deletions(-) -- 2.17.1