librocdxg: Add drm metadata related interface

Signed-off-by: Horatio Zhang <Hongkun.Zhang@amd.com>
Reviewed-by: Flora Cui <flora.cui@amd.com>

libdrm.cpp

@@ -100,6 +100,7 @@ HSAKMTAPI int amdgpu_bo_export(amdgpu_bo_handle bo,
   *shared_handle = 0;
   return 0;
 }
+
 HSAKMTAPI int amdgpu_bo_import(amdgpu_device_handle dev,
                                enum amdgpu_bo_handle_type type,
                                uint32_t shared_handle,
@@ -167,6 +168,14 @@ HSAKMTAPI int amdgpu_bo_va_op(amdgpu_bo_handle bo,
   return 0;
 }
 
+HSAKMTAPI int amdgpu_bo_query_info(amdgpu_bo_handle bo, struct amdgpu_bo_info* info) {
+  return 0;
+}
+
+HSAKMTAPI int amdgpu_bo_set_metadata(amdgpu_bo_handle bo, struct amdgpu_bo_metadata* info) {
+  return 0;
+}
+
 HSAKMTAPI int drmCommandWriteRead(int fd, unsigned long drmCommandIndex,
                                   void *data, unsigned long size) {
   return 0;