diff --git a/third_party/mindspore/kits/context.h b/third_party/mindspore/kits/context.h
index 9fe9c5ca1..1ac3797ee 100644
--- a/third_party/mindspore/kits/context.h
+++ b/third_party/mindspore/kits/context.h
@@ -215,8 +215,8 @@ OH_AI_API bool OH_AI_DeviceInfoGetEnableFP16(const OH_AI_DeviceInfoHandle device
 /**
  * @brief Set the NPU frequency, Only valid for NPU.
  * @param device_info Device info object handle.
- * @param frequency Can be set to 1 (low power consumption), 2 (balanced), 3 (high performance), 4 (extreme
- *        performance), default as 3.
+ * @param frequency Can be set to 0 (automatic adjustment), 1 (low power consumption), 2 (balanced), 3 (high
+ *        performance), 4 (extreme performance), default as 3.
  * @since 9
  */
 OH_AI_API void OH_AI_DeviceInfoSetFrequency(OH_AI_DeviceInfoHandle device_info, int frequency);
diff --git a/third_party/mindspore/kits/types.h b/third_party/mindspore/kits/types.h
index 0b3d26965..26e754a5b 100644
--- a/third_party/mindspore/kits/types.h
+++ b/third_party/mindspore/kits/types.h
@@ -161,6 +161,11 @@ typedef enum OH_AI_QuantizationType {
     OH_AI_UNKNOWN_QUANT_TYPE = 0xFFFFFFFF
 } OH_AI_QuantizationType;
 
+/**
+ * @brief Defines the device descriptor of NNRT.
+ *
+ * @since 10
+ */
 typedef struct NNRTDeviceDesc NNRTDeviceDesc;
 #ifdef __cplusplus
 }