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(unknown [172.16.64.208]) by smtprelay.cixcomputing.com (Postfix) with ESMTPSA id DE44E41C014B; Mon, 1 Sep 2025 17:21:04 +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 v9 01/14] PCI: cadence: Add module support for platform controller driver Date: Mon, 1 Sep 2025 17:20:39 +0800 Message-ID: <20250901092052.4051018-2-hans.zhang@cixtech.com> X-Mailer: git-send-email 2.49.0 In-Reply-To: <20250901092052.4051018-1-hans.zhang@cixtech.com> References: <20250901092052.4051018-1-hans.zhang@cixtech.com> Precedence: bulk X-Mailing-List: linux-pci@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: OSA0EPF000000CB:EE_|TY0PR06MB5658:EE_ Content-Type: text/plain X-MS-Office365-Filtering-Correlation-Id: 142d95cf-e2fe-459b-8b9f-08dde938e139 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|1800799024|82310400026|376014|7416014|36860700013|7053199007; X-Microsoft-Antispam-Message-Info: =?us-ascii?Q?ZU/bTG94RFpG6g/TaDYsU7A8Y6aVOiCXlUcoPHOZo1xHWx/kMTGl2BBoou4f?= =?us-ascii?Q?M3M+E/iIp3pDbzQAZUdGiiUwpNMlObEe/kie9xu5421lSbF1MigFziIHGPCe?= =?us-ascii?Q?0DM/5Mx5yksH5ndazF8GDRTJr8Oqc5mBA9U947xwrXih7e163eufoSz+R6Ur?= =?us-ascii?Q?LFmrDJO2C15rTZQf0BcbiBGDcSncPmz+Z6vwnXhY6f0L5zzpEvtxv6tfjYFh?= =?us-ascii?Q?LDsQDi0aQtoBfEJlW86WnLkdbJtRIniQQvzXZzAgDYki/oTs5pLFkGG30rBF?= =?us-ascii?Q?/OocBozpTCACXdB11RdjpMZZLNDnpEaCu5fDfJIbCzv6phzHXaMOi5xQJAie?= =?us-ascii?Q?POdtquurgmWNnPUSg0CK+ZbkhcDXbi/12zFhrF13F2dqBCO/uVEIpB8PfgC9?= =?us-ascii?Q?j0ztKV8MNgd7bRlfpEdSitkdRTiq38S0HOivTA+zuqfX7TljSh4wBQ1N9Fmq?= =?us-ascii?Q?6DJ3BroVcIkIbEcmJ3IrhB1koY3m3R7+1v2H6AUWwoR5aIfdDslBeQJhQkCN?= =?us-ascii?Q?3eOa6E74DyNPGjKixmPy9Pz9sf04EW2f/ZZ3bkZni3BqgqpsaLZdhTmsexPD?= =?us-ascii?Q?upb5LTtRNrMDXqE1r0AM+vWHkzMg8e8e9ntTyLlez/Qa1B7kTczGj9+mLa/y?= =?us-ascii?Q?1DTNu/W7its0H/Pt93cCzKKLobLyQwdaF7mojfi1EpChs98J/iTG5+KflKeH?= =?us-ascii?Q?/bqddXmw+/k8sUJNOn0dctSLNQRsOBZDJ6MfU5/5xUPFlmfcSzEPFeSYVAkm?= =?us-ascii?Q?rfxL8uutgrzrOpwI7NMyhobOiG+Ygi03J+DLehEG/E0n+wUFIgKb0LMq4Ybn?= =?us-ascii?Q?k/j6DNW/g+VdYoTqK7VYFHu38Jag/j+XYaahzticV2SO4YB154uKXxgtXro/?= =?us-ascii?Q?rizTouHSJqlQnDcz4nVxMht/8Nw7pVHU+s0+kTpHyBhbbAFfDePsIuiAu4Oi?= =?us-ascii?Q?HNkQH4YFaIdb0uOHzj+zwbL2S4mSribZFdwQaY12glrr9YwJwqL1f34/gGc3?= =?us-ascii?Q?KtwfWcP66xME3LtSl/7+ky1mtLAImeHRBn2ST1Cks26Xez547tb147dYiyIZ?= =?us-ascii?Q?boNhet2AXryVX/mjFao03Aqh+X94KGA1hEP8BsaS6sTALHIgQg4/l7l1Bk4J?= =?us-ascii?Q?cHh0C/RwIt2QZIKoAaSou+MA1IrBrdAJqKJdTQWmofwCkiG5b43cLJ2Gk8pa?= =?us-ascii?Q?RZZk0REh/QSoykVqCyYLQw9f8TFZSsn2MJMohXuaWeAIPOcZqCq1xFjjsUkH?= =?us-ascii?Q?uMcb/tbCVgmiWuk49spNqv5xQYTGH86/DGKhz4aqRlS1oD4sUasLsVucw2Eu?= =?us-ascii?Q?PbuGokLFEFR5g12qyUFk0EIWnQ9jVUA541dlmL3ykZk1fCBfGLoGY53RLXF6?= =?us-ascii?Q?K6dcA0bU9gdL1VPEZjiuAYCqN3ua7bkrTMb9mI/t1pHMf8WAra1x2zRnE/cD?= =?us-ascii?Q?VORyxcBMOENQeKq190CTOdaOkxwYBNfhSo3S6gTenTJR03AKgsnsyxopuAk6?= =?us-ascii?Q?HRi6zGa4jpW3/35YohrY78W99IkP+RCIXf1M?= 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)(1800799024)(82310400026)(376014)(7416014)(36860700013)(7053199007);DIR:OUT;SFP:1102; X-OriginatorOrg: cixtech.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 01 Sep 2025 09:21:06.0543 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 142d95cf-e2fe-459b-8b9f-08dde938e139 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: OSA0EPF000000CB.apcprd02.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: TY0PR06MB5658 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