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(unknown [172.16.64.208]) by smtprelay.cixcomputing.com (Postfix) with ESMTPSA id 73FE841604E0; Tue, 19 Aug 2025 19:55:09 +0800 (CST) From: hans.zhang@cixtech.com To: bhelgaas@google.com, lpieralisi@kernel.org, kw@linux.com, mani@kernel.org, robh@kernel.org, kwilczynski@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org Cc: mpillai@cadence.com, fugang.duan@cixtech.com, guoyin.chen@cixtech.com, peter.chen@cixtech.com, cix-kernel-upstream@cixtech.com, linux-pci@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Hans Zhang Subject: [PATCH v8 01/15] PCI: cadence: Add module support for platform controller driver Date: Tue, 19 Aug 2025 19:52:25 +0800 Message-ID: <20250819115239.4170604-2-hans.zhang@cixtech.com> X-Mailer: git-send-email 2.49.0 In-Reply-To: <20250819115239.4170604-1-hans.zhang@cixtech.com> References: <20250819115239.4170604-1-hans.zhang@cixtech.com> Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: SG2PEPF000B66CF:EE_|TY1PPF0B80138A3:EE_ Content-Type: text/plain X-MS-Office365-Filtering-Correlation-Id: c63b6302-dff7-42b5-2788-08dddf173fc5 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|36860700013|7416014|376014|82310400026|1800799024|7053199007; X-Microsoft-Antispam-Message-Info: =?us-ascii?Q?KkY9ratcdUwQyu2bZCo30RwcGMBvWqj8mQF3lLGut0kt1ZhVdkLZHwunvjOT?= =?us-ascii?Q?SQwlr2Ie4YAqi+JIkZnreCDxHXjkFL/fbenEz4yrAmae1yPxUhJANznCLWI+?= =?us-ascii?Q?KY6KCXhAxAMdW5wa6wwLMAdx35Yjx4QyOLPmfjXEeYvVyqOhU7HwXIBD4Z5g?= =?us-ascii?Q?jt4e8glTSta5julqb7GE1Gl85NHupnDJONuv98/XFE0OIfiDEBGMQ1L7TnfQ?= =?us-ascii?Q?D9uM5ur/2SDpl6Mfjare5Jv1BoPURpw41si5BBnDA+NFQzxNk0NbK5mqPRzV?= =?us-ascii?Q?2XCghADqtRpK+xORvbGkbGXifWMWwIybPybZDupAMMCNa1vZPVPW8MxYLhNc?= =?us-ascii?Q?oOiRtUHj+jGdLvPa2nsL6uMIWQ0pVBdGytM7K2x1I9qBN5MOQoDq9ytoCpMC?= =?us-ascii?Q?U/wyXmk30c0P96VvSCusvXGWoSUAhAPI2Qm4NlGOV8TwoV96SvUx/pNY5Uxl?= =?us-ascii?Q?9NSIFhPhHX/CG3t7ElnJUK9XPEnlke+GQ7AZb/4BpxcZ46ZNTso4FFx0FpZL?= =?us-ascii?Q?1RfEBiezGXoLige6C9upMl8l7ZmN+UhSydwv/4eIHoK4gH1Z19YT1Jf0XLTB?= =?us-ascii?Q?0OIaVeKLzh0pYR9oJWTq8s5d3xxQHXWBZC2DT1TvulS5OYx4jmy/fxE6rp+I?= =?us-ascii?Q?WOtKsOdZRP/U5wbQ8x/vkq6WWvLSLAK5a/T0MtGnz7XiqUqzJnayFGIwygI5?= =?us-ascii?Q?asu56oh5KUg1PJOuJ7xYoNHmdZuehyVsFO8WcvVpBstVZzIdWKdEbxCzvi9z?= =?us-ascii?Q?StgMlsSl8y9Br2nGrc5cQ/A7sZcz1gBKg/pPrAdZH1n5XzW3Iz/ookFYle9o?= =?us-ascii?Q?LNPJOfHO6HErJfGXNsEin2/wUgl6QWZFMCSCcL8weuVmAlrb3wgHxupLzT++?= =?us-ascii?Q?jjZBDtfQJ6cG30+3UsfRm5fp45IvBumMBehHUPtYijsBH5bKcx1lMywN55zm?= =?us-ascii?Q?KvK+gNp53Bs2KYYcnUj89YUYNwvY8BYgp2/8OPwHQqCCI7qi7DzpG2htKV9i?= =?us-ascii?Q?iijzpVdD1jC99bqIZJQPKsBp6C+ho/nBaESbOUqDxmaOWYCEbHOQzWulupQ4?= =?us-ascii?Q?9hGr5b2qnASk0IfYyA8QoakHODtl9a3Uj4LBXrpjQ9cq92S/RvwgfyjwyiSB?= =?us-ascii?Q?j22Y5zdYy366Ip84/Ud8cRRGfa2MIBuQWcolX23XxQJmwZBwnwAag0qqgK0c?= =?us-ascii?Q?WcOtzZ7jOK3gwV4+U261HFtibd86qidT6Ua9a65mdFd1aI1jx1+sgdUxdkPa?= =?us-ascii?Q?sMCKrEdT/QnGDPd9fSYngwhFHnUnLf9IeOP4uifilypvC0BQjcBBVzXxb5Cb?= =?us-ascii?Q?rpR8m5KMvEBg+ix89xMvj8ZEoEGpaFkPZAPO1vTWEvv7RYTi8REy0ToUpnVJ?= =?us-ascii?Q?01PWX8zcKE8MfEpZKRx22ZVnYV9dWD0xRNB/25gu038JUHEIq/Vk6xOXY3jX?= =?us-ascii?Q?6mNV4vcr3IDMi/cgoPOzF+wr3lBtsvWObjDobRX8tm/93p7zU/OGiOdiNDpB?= =?us-ascii?Q?nhFN6uR5xR1cCmTjjJ9wfy0c0KoulrvNUy0f?= X-Forefront-Antispam-Report: CIP:222.71.101.198;CTRY:CN;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:smtprelay.cixcomputing.com;PTR:InfoDomainNonexistent;CAT:NONE;SFS:(13230040)(36860700013)(7416014)(376014)(82310400026)(1800799024)(7053199007);DIR:OUT;SFP:1102; X-OriginatorOrg: cixtech.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 19 Aug 2025 11:55:10.1868 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: c63b6302-dff7-42b5-2788-08dddf173fc5 X-MS-Exchange-CrossTenant-Id: 0409f77a-e53d-4d23-943e-ccade7cb4811 X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=0409f77a-e53d-4d23-943e-ccade7cb4811;Ip=[222.71.101.198];Helo=[smtprelay.cixcomputing.com] X-MS-Exchange-CrossTenant-AuthSource: SG2PEPF000B66CF.apcprd03.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: TY1PPF0B80138A3 From: Manikandan K Pillai Add support for building PCI cadence platforms as a module. Signed-off-by: Manikandan K Pillai Co-developed-by: Hans Zhang Signed-off-by: Hans Zhang --- drivers/pci/controller/cadence/Kconfig | 6 +++--- drivers/pci/controller/cadence/pcie-cadence-plat.c | 5 ++++- drivers/pci/controller/cadence/pcie-cadence.c | 1 + 3 files changed, 8 insertions(+), 4 deletions(-) diff --git a/drivers/pci/controller/cadence/Kconfig b/drivers/pci/controller/cadence/Kconfig index 666e16b6367f..117677a23d68 100644 --- a/drivers/pci/controller/cadence/Kconfig +++ b/drivers/pci/controller/cadence/Kconfig @@ -19,10 +19,10 @@ config PCIE_CADENCE_EP select PCIE_CADENCE config PCIE_CADENCE_PLAT - bool + tristate config PCIE_CADENCE_PLAT_HOST - bool "Cadence platform PCIe controller (host mode)" + tristate "Cadence platform PCIe controller (host mode)" depends on OF select PCIE_CADENCE_HOST select PCIE_CADENCE_PLAT @@ -32,7 +32,7 @@ config PCIE_CADENCE_PLAT_HOST vendors SoCs. config PCIE_CADENCE_PLAT_EP - bool "Cadence platform PCIe controller (endpoint mode)" + tristate "Cadence platform PCIe controller (endpoint mode)" depends on OF depends on PCI_ENDPOINT select PCIE_CADENCE_EP diff --git a/drivers/pci/controller/cadence/pcie-cadence-plat.c b/drivers/pci/controller/cadence/pcie-cadence-plat.c index 0456845dabb9..ebd5c3afdfcd 100644 --- a/drivers/pci/controller/cadence/pcie-cadence-plat.c +++ b/drivers/pci/controller/cadence/pcie-cadence-plat.c @@ -177,4 +177,7 @@ static struct platform_driver cdns_plat_pcie_driver = { .probe = cdns_plat_pcie_probe, .shutdown = cdns_plat_pcie_shutdown, }; -builtin_platform_driver(cdns_plat_pcie_driver); +module_platform_driver(cdns_plat_pcie_driver); + +MODULE_LICENSE("GPL"); +MODULE_DESCRIPTION("Cadence PCIe controller platform driver"); diff --git a/drivers/pci/controller/cadence/pcie-cadence.c b/drivers/pci/controller/cadence/pcie-cadence.c index 70a19573440e..5603f214f4c7 100644 --- a/drivers/pci/controller/cadence/pcie-cadence.c +++ b/drivers/pci/controller/cadence/pcie-cadence.c @@ -279,6 +279,7 @@ const struct dev_pm_ops cdns_pcie_pm_ops = { NOIRQ_SYSTEM_SLEEP_PM_OPS(cdns_pcie_suspend_noirq, cdns_pcie_resume_noirq) }; +EXPORT_SYMBOL_GPL(cdns_pcie_pm_ops); MODULE_LICENSE("GPL"); MODULE_DESCRIPTION("Cadence PCIe controller driver"); -- 2.49.0