Specify that only output ports need to be positive. am: 4e24d7a342 am: 9891d4a5d4

Original change: https://android-review.googlesource.com/c/platform/hardware/interfaces/+/2401152

Change-Id: I5c525d6495d8c3b966521ece8fba09e5b76fa153
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>
diff --git a/tv/hdmi/connection/aidl/android/hardware/tv/hdmi/connection/HdmiPortInfo.aidl b/tv/hdmi/connection/aidl/android/hardware/tv/hdmi/connection/HdmiPortInfo.aidl
index c8a10d1..1d2ef4a 100644
--- a/tv/hdmi/connection/aidl/android/hardware/tv/hdmi/connection/HdmiPortInfo.aidl
+++ b/tv/hdmi/connection/aidl/android/hardware/tv/hdmi/connection/HdmiPortInfo.aidl
@@ -24,7 +24,7 @@
 @VintfStability
 parcelable HdmiPortInfo {
     HdmiPortType type;
-    int portId; // Should start from 1 which corresponds to HDMI "port 1".
+    int portId; // Output ports should start from 1 which corresponds to HDMI "port 1".
     boolean cecSupported;
     boolean arcSupported;
     boolean eArcSupported;