diff mbox series

[v4,12/21] cxl/pci: Use module_pci_driver

Message ID 163116435825.2460985.7201322215431441130.stgit@dwillia2-desk3.amr.corp.intel.com (mailing list archive)
State New, archived
Headers show
Series cxl_test: Enable CXL Topology and UAPI regression tests | expand

Commit Message

Dan Williams Sept. 9, 2021, 5:12 a.m. UTC 
Now that cxl_mem_{init,exit} no longer need to manage debugfs, switch
back to the smaller form of the boiler plate.

Acked-by: Ben Widawsky <ben.widawsky@intel.com>
Reviewed-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
---
 drivers/cxl/pci.c |   30 ++++++++----------------------
 1 file changed, 8 insertions(+), 22 deletions(-)
diff mbox series

Patch

diff --git a/drivers/cxl/pci.c b/drivers/cxl/pci.c
index c9f2ac134f4d..27f75b5a2ee2 100644
--- a/drivers/cxl/pci.c
+++ b/drivers/cxl/pci.c
@@ -517,6 +517,13 @@  static int cxl_mem_probe(struct pci_dev *pdev, const struct pci_device_id *id)
 	struct cxl_mem *cxlm;
 	int rc;
 
+	/*
+	 * Double check the anonymous union trickery in struct cxl_regs
+	 * FIXME switch to struct_group()
+	 */
+	BUILD_BUG_ON(offsetof(struct cxl_regs, memdev) !=
+		     offsetof(struct cxl_regs, device_regs.memdev));
+
 	rc = pcim_enable_device(pdev);
 	if (rc)
 		return rc;
@@ -571,27 +578,6 @@  static struct pci_driver cxl_mem_driver = {
 	},
 };
 
-static __init int cxl_mem_init(void)
-{
-	int rc;
-
-	/* Double check the anonymous union trickery in struct cxl_regs */
-	BUILD_BUG_ON(offsetof(struct cxl_regs, memdev) !=
-		     offsetof(struct cxl_regs, device_regs.memdev));
-
-	rc = pci_register_driver(&cxl_mem_driver);
-	if (rc)
-		return rc;
-
-	return 0;
-}
-
-static __exit void cxl_mem_exit(void)
-{
-	pci_unregister_driver(&cxl_mem_driver);
-}
-
 MODULE_LICENSE("GPL v2");
-module_init(cxl_mem_init);
-module_exit(cxl_mem_exit);
+module_pci_driver(cxl_mem_driver);
 MODULE_IMPORT_NS(CXL);