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Commit 81c2d68f authored by Kai's avatar Kai Committed by Kai Wang
Browse files

Update doc for PERF_VEHICLE_SPEED 

Vehicle_speed should be negative if the vehicle is moving in
reverse.

Bug: 127573221
Test: build image
Change-Id: I0cb2baef16a778278a3011ed49e3e36a7da09122
parent 543cc64e

automotive/vehicle/2.0/types.hal

+6 −0
Original line number Diff line number Diff line
@@ -354,6 +354,12 @@ enum VehicleProperty : int32_t { 
    /**

     * Speed of the vehicle

     *

     * The value must be positive when the vehicle is moving forward and negative when

     * the vehicle is moving backward. This value is independent of gear value

     * (CURRENT_GEAR or GEAR_SELECTION), for example, if GEAR_SELECTION is GEAR_NEUTRAL,

     * PERF_VEHICLE_SPEED is positive when the vehicle is moving forward, negative when moving

     * backward, and zero when not moving.

     *

     * @change_mode VehiclePropertyChangeMode:CONTINUOUS

     * @access VehiclePropertyAccess:READ

     * @unit VehicleUnit:METER_PER_SEC