diff --git a/display/composer/v1_2/DisplayComposerType.idl b/display/composer/v1_2/DisplayComposerType.idl
index f109352542bbe161bb489148d5c72ae52332aa1e..5ec4cba8082218282b985bf8bcc8f8ae75a7bdca 100644
--- a/display/composer/v1_2/DisplayComposerType.idl
+++ b/display/composer/v1_2/DisplayComposerType.idl
@@ -92,4 +92,14 @@ enum DispCmd : ohos.hdi.display.composer.v1_0.DispCmd {
 enum DisplayPropertyID {
     DISPLAY_PROPERTY_ID_SKIP_VALIDATE = 1,
     DISPLAY_CAPBILITY_HARDWARE_CURSOR = 2,
-};
\ No newline at end of file
+};
+
+/**
+ * @brief Defines hardware acceleration options.
+ *
+ */
+ struct GfxOpt : ohos.hdi.display.composer.v1_0.GfxOpt {
+    unsigned int zorder;            /**< layer zorder*/
+    unsigned int index;             /**< layers index*/
+    unsigned int maxCnt;            /**< layers count*/ 
+};