diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
index c08b63e8471..fe6529f39e4 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
@@ -2901,7 +2901,11 @@ static const struct attribute_group *amdgpu_sysfs_groups[] = {
 #endif
 
 static struct pci_driver amdgpu_kms_pci_driver = {
+#ifdef __linux__
 	.name = DRIVER_NAME,
+#elif defined(__FreeBSD__)
+	.name = "drmn",	/* LinuxKPI expects this name to enable drm support */
+#endif
 	.id_table = pciidlist,
 	.probe = amdgpu_pci_probe,
 	.remove = amdgpu_pci_remove,
@@ -2935,13 +2939,8 @@ static int __init amdgpu_init(void)
 	/* Ignore KFD init failures. Normal when CONFIG_HSA_AMD is not set. */
 	amdgpu_amdkfd_init();
 
-#ifdef __linux__
 	/* let modprobe override vga console setting */
 	return pci_register_driver(&amdgpu_kms_pci_driver);
-#elif defined(__FreeBSD__)
-	amdgpu_kms_pci_driver.bsdclass = drm_devclass;
-	return linux_pci_register_drm_driver(&amdgpu_kms_pci_driver);
-#endif
 
 error_fence:
 	amdgpu_sync_fini();
@@ -2953,11 +2952,7 @@ static int __init amdgpu_init(void)
 static void __exit amdgpu_exit(void)
 {
 	amdgpu_amdkfd_fini();
-#ifdef __linux__
 	pci_unregister_driver(&amdgpu_kms_pci_driver);
-#elif defined(__FreeBSD__)
-	linux_pci_unregister_drm_driver(&amdgpu_kms_pci_driver);
-#endif
 	amdgpu_unregister_atpx_handler();
 	amdgpu_acpi_release();
 	amdgpu_sync_fini();
diff --git a/drivers/gpu/drm/drm_os_freebsd.c b/drivers/gpu/drm/drm_os_freebsd.c
index 178b702b585..4a227805540 100644
--- a/drivers/gpu/drm/drm_os_freebsd.c
+++ b/drivers/gpu/drm/drm_os_freebsd.c
@@ -25,8 +25,6 @@ __FBSDID("$FreeBSD$");
 #undef fb_info
 #undef cdev
 
-devclass_t drm_devclass;
-
 MALLOC_DEFINE(DRM_MEM_DRIVER, "drm_driver", "DRM DRIVER Data Structures");
 
 SYSCTL_NODE(_dev, OID_AUTO, drm, CTLFLAG_RW, 0, "DRM args (compat)");
diff --git a/drivers/gpu/drm/drm_os_freebsd.h b/drivers/gpu/drm/drm_os_freebsd.h
index d2bab7ed20e..4426a3af4a1 100644
--- a/drivers/gpu/drm/drm_os_freebsd.h
+++ b/drivers/gpu/drm/drm_os_freebsd.h
@@ -29,7 +29,6 @@ __FBSDID("$FreeBSD$");
 
 MALLOC_DECLARE(DRM_MEM_DRIVER);
 
-extern devclass_t drm_devclass;
 extern int skip_ddb;
 
 struct drm_minor;
diff --git a/drivers/gpu/drm/i915/i915_pci.c b/drivers/gpu/drm/i915/i915_pci.c
index b0b193d2a4f..c164fa5339c 100644
--- a/drivers/gpu/drm/i915/i915_pci.c
+++ b/drivers/gpu/drm/i915/i915_pci.c
@@ -1090,7 +1090,11 @@ static void i915_pci_shutdown(struct pci_dev *pdev)
 }
 
 static struct pci_driver i915_pci_driver = {
+#ifdef __linux__
 	.name = DRIVER_NAME,
+#elif defined(__FreeBSD__)
+	.name = "drmn",	/* LinuxKPI expects this name to enable drm support */
+#endif
 	.id_table = pciidlist,
 	.probe = i915_pci_probe,
 	.remove = i915_pci_remove,
@@ -1100,19 +1104,10 @@ static struct pci_driver i915_pci_driver = {
 
 int i915_pci_register_driver(void)
 {
-#ifdef __linux__
 	return pci_register_driver(&i915_pci_driver);
-#elif defined(__FreeBSD__)
-	i915_pci_driver.bsdclass = drm_devclass;
-	return linux_pci_register_drm_driver(&i915_pci_driver);
-#endif
 }
 
 void i915_pci_unregister_driver(void)
 {
-#ifdef __linux__
 	pci_unregister_driver(&i915_pci_driver);
-#elif defined(__FreeBSD__)
-	linux_pci_unregister_drm_driver(&i915_pci_driver);
-#endif
 }
diff --git a/drivers/gpu/drm/radeon/radeon_drv.c b/drivers/gpu/drm/radeon/radeon_drv.c
index 54ece00535f..2d272159b2d 100644
--- a/drivers/gpu/drm/radeon/radeon_drv.c
+++ b/drivers/gpu/drm/radeon/radeon_drv.c
@@ -602,7 +602,11 @@ static const struct drm_driver kms_driver = {
 };
 
 static struct pci_driver radeon_kms_pci_driver = {
+#ifdef __linux__
 	.name = DRIVER_NAME,
+#elif defined(__FreeBSD__)
+	.name = "drmn", /* LinuxKPI expects this name to enable drm support */
+#endif
 	.id_table = pciidlist,
 	.probe = radeon_pci_probe,
 	.remove = radeon_pci_remove,
@@ -621,21 +625,12 @@ static int __init radeon_module_init(void)
 	DRM_INFO("radeon kernel modesetting enabled.\n");
 	radeon_register_atpx_handler();
 
-#ifdef __linux__
 	return pci_register_driver(&radeon_kms_pci_driver);
-#elif defined(__FreeBSD__)
-	radeon_kms_pci_driver.bsdclass = drm_devclass;
-	return linux_pci_register_drm_driver(&radeon_kms_pci_driver);
-#endif
 }
 
 static void __exit radeon_module_exit(void)
 {
-#ifdef __linux__
 	pci_unregister_driver(&radeon_kms_pci_driver);
-#elif defined(__FreeBSD__)
-	linux_pci_unregister_drm_driver(&radeon_kms_pci_driver);
-#endif
 	radeon_unregister_atpx_handler();
 #ifdef __linux__
 	mmu_notifier_synchronize();