diff --git a/include/uapi/linux/rk-camera-module.h b/include/uapi/linux/rk-camera-module.h
index 75100050e3e9..d1c5a63b0bad 100644
--- a/include/uapi/linux/rk-camera-module.h
+++ b/include/uapi/linux/rk-camera-module.h
@@ -229,6 +229,9 @@
 #define RKMODULE_SET_CMPS_MODE       \
 	_IOW('V', BASE_VIDIOC_PRIVATE + 55, __u32)
 
+#define RKMODULE_GET_ERROR_INFO       \
+	_IOR('V', BASE_VIDIOC_PRIVATE + 56, struct rkmodule_error_info)
+
 struct rkmodule_i2cdev_info {
 	__u8 slave_addr;
 } __attribute__ ((packed));
@@ -987,4 +990,9 @@ enum rkmodule_cmps_mode {
 	CMPS_HIGH_BIT_WIDTH_MODE,
 };
 
+struct rkmodule_error_info {
+	__u32 err_code;
+	__u8 detail[256];
+};
+
 #endif /* _UAPI_RKMODULE_CAMERA_H */