3 files changed, 8 insertions, 8 deletions
diff --git a/core/java/android/hardware/radio/ITuner.aidl b/core/java/android/hardware/radio/ITuner.aidl
index 429f1f351a93..7bf234b9d5a4 100644
--- a/core/java/android/hardware/radio/ITuner.aidl
+++ b/core/java/android/hardware/radio/ITuner.aidl
@@ -80,14 +80,14 @@ interface ITuner {
     void setConfigFlag(int flag, boolean value);
 
     /**
-     * @param parameters Vendor-specific key-value pairs, must be Map<String, String>
-     * @return Vendor-specific key-value pairs, must be Map<String, String>
+     * @param parameters Vendor-specific key-value pairs
+     * @return Vendor-specific key-value pairs
      */
-    Map setParameters(in Map parameters);
+    Map<String, String> setParameters(in Map<String, String> parameters);
 
     /**
      * @param keys Parameter keys to fetch
-     * @return Vendor-specific key-value pairs, must be Map<String, String>
+     * @return Vendor-specific key-value pairs
      */
-    Map getParameters(in List<String> keys);
+    Map<String, String> getParameters(in List<String> keys);
 }
diff --git a/core/java/android/hardware/radio/ITunerCallback.aidl b/core/java/android/hardware/radio/ITunerCallback.aidl
index b32daa5a7609..f98947b50e34 100644
--- a/core/java/android/hardware/radio/ITunerCallback.aidl
+++ b/core/java/android/hardware/radio/ITunerCallback.aidl
@@ -36,7 +36,7 @@ oneway interface ITunerCallback {
     void onProgramListUpdated(in ProgramList.Chunk chunk);
 
     /**
-     * @param parameters Vendor-specific key-value pairs, must be Map<String, String>
+     * @param parameters Vendor-specific key-value pairs
      */
-    void onParametersUpdated(in Map parameters);
+    void onParametersUpdated(in Map<String, String> parameters);
 }
diff --git a/core/java/android/hardware/radio/TunerCallbackAdapter.java b/core/java/android/hardware/radio/TunerCallbackAdapter.java
index beff0f7607f8..e3f7001d8740 100644
--- a/core/java/android/hardware/radio/TunerCallbackAdapter.java
+++ b/core/java/android/hardware/radio/TunerCallbackAdapter.java
@@ -220,7 +220,7 @@ class TunerCallbackAdapter extends ITunerCallback.Stub {
     }
 
     @Override
-    public void onParametersUpdated(Map parameters) {
+    public void onParametersUpdated(Map<String, String> parameters) {
         mHandler.post(() -> mCallback.onParametersUpdated(parameters));
     }
 }