diff --git a/services/inputflinger/include/InputReaderBase.h b/services/inputflinger/include/InputReaderBase.h
index 6cf5a7e..795f088 100644
--- a/services/inputflinger/include/InputReaderBase.h
+++ b/services/inputflinger/include/InputReaderBase.h
@@ -106,15 +106,15 @@
 
     // The associations between input ports and display ports.
     // Used to determine which DisplayViewport should be tied to which InputDevice.
-    std::unordered_map<std::string, uint8_t> portAssociations;
+    std::unordered_map<std::string, uint8_t> inputPortToDisplayPortAssociations;
 
     // The associations between input device ports and display unique ids.
     // Used to determine which DisplayViewport should be tied to which InputDevice.
-    std::unordered_map<std::string, std::string> uniqueIdAssociationsByPort;
+    std::unordered_map<std::string, std::string> inputPortToDisplayUniqueIdAssociations;
 
     // The associations between input device descriptor and display unique ids.
     // Used to determine which DisplayViewport should be tied to which InputDevice.
-    std::unordered_map<std::string, std::string> uniqueIdAssociationsByDescriptor;
+    std::unordered_map<std::string, std::string> inputDeviceDescriptorToDisplayUniqueIdAssociations;
 
     // The associations between input device ports device types.
     // This is used to determine which device type and source should be tied to which InputDevice.