diff --git a/camera/QCamera2/stack/common/cam_types.h b/camera/QCamera2/stack/common/cam_types.h
index 45e7b6e..445d28b 100644
--- a/camera/QCamera2/stack/common/cam_types.h
+++ b/camera/QCamera2/stack/common/cam_types.h
@@ -467,6 +467,16 @@
     CAM_FLASH_MODE_MAX
 } cam_flash_mode_t;
 
+// Flash States
+typedef enum {
+    CAM_FLASH_STATE_UNAVAILABLE,
+    CAM_FLASH_STATE_CHARGING,
+    CAM_FLASH_STATE_READY,
+    CAM_FLASH_STATE_FIRED,
+    CAM_FLASH_STATE_PARTIAL,
+    CAM_FLASH_STATE_MAX
+} cam_flash_state_t;
+
 typedef enum {
     CAM_FLASH_FIRING_LEVEL_0,
     CAM_FLASH_FIRING_LEVEL_1,
@@ -776,6 +786,14 @@
 
 } cam_metadata_info_t;
 
+typedef  struct {
+    float aperture_value;
+   /* Store current LED flash state */
+   cam_flash_mode_t         flash_mode;
+   cam_flash_state_t        flash_state;
+} cam_sensor_params_t;
+
+
 typedef enum {
     CAM_INTF_PARM_HAL_VERSION,
     /* common between HAL1 and HAL3 */