Switch personalities via steering wheel / onroad UI

Added toggle to switch between the personalities via the steering wheel for GM/Toyota/Volkswagen vehicles and an onroad button for other makes.

Co-Authored-By: henryccy <104284652+henryccy@users.noreply.github.com>
Co-Authored-By: Jason Jackrel <23621790+thinkpad4by3@users.noreply.github.com>
Co-Authored-By: Eric Brown <13560103+nworb-cire@users.noreply.github.com>
Co-Authored-By: Kevin Robert Keegan <3046315+krkeegan@users.noreply.github.com>
Co-Authored-By: Jacob Pfeifer <jacob@pfeifer.dev>
Co-Authored-By: mike8643 <98910897+mike8643@users.noreply.github.com>

selfdrive/car/interfaces.py

@@ -495,8 +495,16 @@ class CarStateBase(ABC):
     self.param = Params()
     self.param_memory = Params("/dev/shm/params")
 
+    self.display_menu = False
+    self.distance_previously_pressed = False
     self.lkas_previously_pressed = False
     self.main_enabled = False
+    self.profile_restored = False
+
+    self.display_timer = 0
+    self.distance_button = 0
+    self.personality_profile = self.param.get_int("LongitudinalPersonality")
+    self.previous_personality_profile = self.param.get_int("LongitudinalPersonality")
 
   def update_speed_kf(self, v_ego_raw):
     if abs(v_ego_raw - self.v_ego_kf.x[0][0]) > 2.0:  # Prevent large accelerations when car starts at non zero speed
@@ -589,6 +597,7 @@ class CarStateBase(ABC):
   def update_frogpilot_params(self, params):
     self.conditional_experimental_mode = params.get_bool("ConditionalExperimental")
     self.experimental_mode_via_press = params.get_bool("ExperimentalModeViaPress")
+    self.personalities_via_wheel = params.get_int("AdjustablePersonalities") in {1, 3}
 
 INTERFACE_ATTR_FILE = {
   "FINGERPRINTS": "fingerprints",