From db3ec26300e8322a04d6f190c81a63e410858cf6 Mon Sep 17 00:00:00 2001
From: Jason Shuler <jshuler@gmail.com>
Date: Mon, 20 Jun 2022 01:09:03 -0400
Subject: [PATCH] Add clarifying comments for new vals

---
 selfdrive/car/gm/interface.py | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/selfdrive/car/gm/interface.py b/selfdrive/car/gm/interface.py
index 6dd5882dc220237..7e104233a19bcd3 100755
--- a/selfdrive/car/gm/interface.py
+++ b/selfdrive/car/gm/interface.py
@@ -49,7 +49,11 @@ def get_params(candidate, fingerprint=gen_empty_fingerprint(), car_fw=None, disa
     ret.safetyConfigs = [get_safety_config(car.CarParams.SafetyModel.gm)]
     ret.pcmCruise = False  # For ASCM, stock cruise control is kept off (but not ACC)
     ret.radarOffCan = False  # For ASCM, radar is expected
+    # TransmissionType.automatic = Traditional Gas / Automatic Transmission
+    # TransmissionType.direct    = EV / Hybrid
     ret.transmissionType = TransmissionType.automatic
+    # NetworkLocation.gateway = OBD-II harness (Typically ASCM)
+    # NetworkLocation.fwdCamera = Camera Harness (Non-ASCM)
     ret.networkLocation = NetworkLocation.gateway
 
     # These cars have been put into dashcam only due to both a lack of users and test coverage.