efi_get_info() is only used for XEN_FW_EFI_INFO of XENPF_firmware_info,
so wrap it.
And wrap its compat function efi_compat_get_info().

Signed-off-by: Jiqian Chen <Jiqian.Chen@amd.com>
---
cc: "Daniel P. Smith" <dpsmith@apertussolutions.com>
cc: "Marek Marczykowski-Górecki" <marmarek@invisiblethingslab.com>
cc: Jan Beulich <jbeulich@suse.com>
---
 xen/common/efi/common-stub.c | 4 ++++
 xen/common/efi/compat.c      | 2 ++
 xen/common/efi/runtime.c     | 3 +++
 3 files changed, 9 insertions(+)

diff --git a/xen/common/efi/common-stub.c b/xen/common/efi/common-stub.c
index 77f138a6c574..05a84c60fb70 100644
--- a/xen/common/efi/common-stub.c
+++ b/xen/common/efi/common-stub.c
@@ -21,10 +21,12 @@ unsigned long efi_get_time(void)
 void efi_halt_system(void) { }
 void efi_reset_system(bool warm) { }
 
+#ifdef CONFIG_PLATFORM_OP
 int efi_get_info(uint32_t idx, union xenpf_efi_info *info)
 {
     return -ENOSYS;
 }
+#endif /* CONFIG_PLATFORM_OP */
 
 int efi_runtime_call(struct xenpf_efi_runtime_call *op)
 {
@@ -33,8 +35,10 @@ int efi_runtime_call(struct xenpf_efi_runtime_call *op)
 
 #ifdef CONFIG_COMPAT
 
+#ifdef CONFIG_PLATFORM_OP
 int efi_compat_get_info(uint32_t idx, union compat_pf_efi_info *)
     __attribute__((__alias__("efi_get_info")));
+#endif /* CONFIG_PLATFORM_OP */
 
 int efi_compat_runtime_call(struct compat_pf_efi_runtime_call *)
     __attribute__((__alias__("efi_runtime_call")));
diff --git a/xen/common/efi/compat.c b/xen/common/efi/compat.c
index 7cc6279b8f36..4f5f59fcac2e 100644
--- a/xen/common/efi/compat.c
+++ b/xen/common/efi/compat.c
@@ -1,8 +1,10 @@
 #include <xen/guest_access.h>
 #include <compat/platform.h>
 
+#ifdef CONFIG_PLATFORM_OP
 #define efi_get_info efi_compat_get_info
 #define xenpf_efi_info compat_pf_efi_info
+#endif
 
 #define efi_runtime_call efi_compat_runtime_call
 #define xenpf_efi_runtime_call compat_pf_efi_runtime_call
diff --git a/xen/common/efi/runtime.c b/xen/common/efi/runtime.c
index 7e1fce291d92..ab63785397e2 100644
--- a/xen/common/efi/runtime.c
+++ b/xen/common/efi/runtime.c
@@ -227,6 +227,8 @@ const CHAR16 *wmemchr(const CHAR16 *s, CHAR16 c, UINTN n)
 #endif /* COMPAT */
 
 #ifndef CONFIG_ARM /* TODO - disabled until implemented on ARM */
+
+#ifdef CONFIG_PLATFORM_OP
 int efi_get_info(uint32_t idx, union xenpf_efi_info *info)
 {
     unsigned int i, n;
@@ -325,6 +327,7 @@ int efi_get_info(uint32_t idx, union xenpf_efi_info *info)
 
     return 0;
 }
+#endif /* CONFIG_PLATFORM_OP */
 
 static long gwstrlen(XEN_GUEST_HANDLE_PARAM(CHAR16) str)
 {
-- 
2.34.1