diff --git a/drivers/firmware/efi/efi-pstore.c b/drivers/firmware/efi/efi-pstore.c
index 9ea13e8d12ec..d2f6855d205b 100644
--- a/drivers/firmware/efi/efi-pstore.c
+++ b/drivers/firmware/efi/efi-pstore.c
@@ -356,7 +356,7 @@ static struct pstore_info efi_pstore_info = {
 
 static __init int efivars_pstore_init(void)
 {
-	if (!efi_enabled(EFI_RUNTIME_SERVICES))
+	if (!efi_rt_services_supported(EFI_RT_SUPPORTED_VARIABLE_SERVICES))
 		return 0;
 
 	if (!efivars_kobject())
diff --git a/drivers/firmware/efi/efi.c b/drivers/firmware/efi/efi.c
index a35230517f9c..abf4c02e0201 100644
--- a/drivers/firmware/efi/efi.c
+++ b/drivers/firmware/efi/efi.c
@@ -328,12 +328,13 @@ static int __init efisubsys_init(void)
 		return -ENOMEM;
 	}
 
-	error = generic_ops_register();
-	if (error)
-		goto err_put;
-
-	if (efi_enabled(EFI_RUNTIME_SERVICES))
+	if (efi_rt_services_supported(EFI_RT_SUPPORTED_VARIABLE_SERVICES)) {
 		efivar_ssdt_load();
+		error = generic_ops_register();
+		if (error)
+			goto err_put;
+		platform_device_register_simple("efivars", 0, NULL, 0);
+	}
 
 	error = sysfs_create_group(efi_kobj, &efi_subsys_attr_group);
 	if (error) {
@@ -358,7 +359,8 @@ static int __init efisubsys_init(void)
 err_remove_group:
 	sysfs_remove_group(efi_kobj, &efi_subsys_attr_group);
 err_unregister:
-	generic_ops_unregister();
+	if (efi_rt_services_supported(EFI_RT_SUPPORTED_VARIABLE_SERVICES))
+		generic_ops_unregister();
 err_put:
 	kobject_put(efi_kobj);
 	return error;
@@ -650,20 +652,6 @@ void __init efi_systab_report_header(const efi_table_hdr_t *systab_hdr,
 		vendor);
 }
 
-#ifdef CONFIG_EFI_VARS_MODULE
-static int __init efi_load_efivars(void)
-{
-	struct platform_device *pdev;
-
-	if (!efi_enabled(EFI_RUNTIME_SERVICES))
-		return 0;
-
-	pdev = platform_device_register_simple("efivars", 0, NULL, 0);
-	return PTR_ERR_OR_ZERO(pdev);
-}
-device_initcall(efi_load_efivars);
-#endif
-
 static __initdata char memory_type_name[][20] = {
 	"Reserved",
 	"Loader Code",
diff --git a/drivers/firmware/efi/efivars.c b/drivers/firmware/efi/efivars.c
index 7576450c8254..d309abca5091 100644
--- a/drivers/firmware/efi/efivars.c
+++ b/drivers/firmware/efi/efivars.c
@@ -664,7 +664,7 @@ int efivars_sysfs_init(void)
 	struct kobject *parent_kobj = efivars_kobject();
 	int error = 0;
 
-	if (!efi_enabled(EFI_RUNTIME_SERVICES))
+	if (!efi_rt_services_supported(EFI_RT_SUPPORTED_VARIABLE_SERVICES))
 		return -ENODEV;
 
 	/* No efivars has been registered yet */
diff --git a/fs/efivarfs/super.c b/fs/efivarfs/super.c
index fa4f6447ddad..12c66f5d92dd 100644
--- a/fs/efivarfs/super.c
+++ b/fs/efivarfs/super.c
@@ -252,7 +252,7 @@ static struct file_system_type efivarfs_type = {
 
 static __init int efivarfs_init(void)
 {
-	if (!efi_enabled(EFI_RUNTIME_SERVICES))
+	if (!efi_rt_services_supported(EFI_RT_SUPPORTED_VARIABLE_SERVICES))
 		return -ENODEV;
 
 	if (!efivars_kobject())