add param to override carParams.dashcamOnly (#24857)

* add param to override carParams.dashcamOnly

* little cleaner

common/params.cc

@@ -94,6 +94,7 @@ std::unordered_map<std::string, uint32_t> keys = {
     {"CompletedTrainingVersion", PERSISTENT},
     {"ControlsReady", CLEAR_ON_MANAGER_START | CLEAR_ON_IGNITION_ON},
     {"CurrentRoute", CLEAR_ON_MANAGER_START | CLEAR_ON_IGNITION_ON},
+    {"DashcamOverride", PERSISTENT},
     {"DisableLogging", CLEAR_ON_MANAGER_START | CLEAR_ON_IGNITION_ON},
     {"DisablePowerDown", PERSISTENT},
     {"DisableRadar_Allow", PERSISTENT},

selfdrive/car/hyundai/interface.py

@@ -1,5 +1,4 @@
 #!/usr/bin/env python3
-import os
 from cereal import car
 from panda import Panda
 from common.conversions import Conversions as CV
@@ -38,9 +37,7 @@ class CarInterface(CarInterfaceBase):
     # These cars have been put into dashcam only due to both a lack of users and test coverage.
     # These cars likely still work fine. Once a user confirms each car works and a test route is
     # added to selfdrive/car/tests/routes.py, we can remove it from this list.
-    ret.dashcamOnly = candidate in {CAR.KIA_OPTIMA_H, CAR.ELANTRA_GT_I30}
-    if candidate in HDA2_CAR:
-      ret.dashcamOnly = not os.path.exists('/data/enable-ev6')
+    ret.dashcamOnly = candidate in {CAR.KIA_OPTIMA_H, CAR.ELANTRA_GT_I30} or candidate in HDA2_CAR
 
     ret.steerActuatorDelay = 0.1  # Default delay
     ret.steerLimitTimer = 0.4

selfdrive/controls/controlsd.py

@@ -104,6 +104,9 @@ class Controls:
     if not self.disengage_on_accelerator:
       self.CP.alternativeExperience |= ALTERNATIVE_EXPERIENCE.DISABLE_DISENGAGE_ON_GAS
 
+    if self.CP.dashcamOnly and params.get_bool("DashcamOverride"):
+      self.CP.dashcamOnly = False
+
     # read params
     self.is_metric = params.get_bool("IsMetric")
     self.is_ldw_enabled = params.get_bool("IsLdwEnabled")