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Commit 3974eacf authored by Eric Jeong's avatar Eric Jeong
Browse files

Define VHAL properties for car power policy 

- POWER_POLICY_REQ: VHAL uses to set a new power policy
- POWER_POLICY_GROUP_REQ: VHAL uses to set default power policies
per power status transition
- CURRENT_POWER_POLICY: carpowerpolicyd updates to tell VHAL the current
power policy

Bug: 162599168
Test: build okay
Change-Id: Ife58cec19bc099129d2cc49bac8821455d6b4194
parent 8dff34bc

automotive/vehicle/2.0/default/impl/vhal_v2_0/DefaultConfig.h

+24 −0
Original line number Diff line number Diff line
@@ -1092,6 +1092,30 @@ const ConfigDeclaration kVehicleProperties[]{ 
                                .changeMode = VehiclePropertyChangeMode::ON_CHANGE,

                        },

        },

        {

                .config =

                        {

                                .prop = toInt(VehicleProperty::POWER_POLICY_REQ),

                                .access = VehiclePropertyAccess::READ,

                                .changeMode = VehiclePropertyChangeMode::ON_CHANGE,

                        },

        },

        {

                .config =

                        {

                                .prop = toInt(VehicleProperty::POWER_POLICY_GROUP_REQ),

                                .access = VehiclePropertyAccess::READ,

                                .changeMode = VehiclePropertyChangeMode::ON_CHANGE,

                        },

        },

        {

                .config =

                        {

                                .prop = toInt(VehicleProperty::CURRENT_POWER_POLICY),

                                .access = VehiclePropertyAccess::READ_WRITE,

                                .changeMode = VehiclePropertyChangeMode::ON_CHANGE,

                        },

        },

        {

                .config =

                        {

automotive/vehicle/2.0/types.hal

+61 −2
Original line number Diff line number Diff line
@@ -2920,6 +2920,65 @@ enum VehicleProperty : int32_t { 
        | VehiclePropertyType:MIXED

        | VehicleArea:GLOBAL),



    /**

     * Defines a request to apply power policy.

     *

     * VHAL sets this property to change car power policy. Car power policy service subscribes to

     * this property and actually changes the power policy.

     * The request is made by setting the VehiclePropValue with the ID of a power policy which is

     * defined at /vendor/etc/power_policy.xml. If the given ID is not defined, car power policy

     * service ignores the request and the current power policy is maintained.

     *

     *   string: "sample_policy_id" // power policy ID

     *

     * @change_mode VehiclePropertyChangeMode:ON_CHANGE

     * @access VehiclePropertyAccess:READ

     */

    POWER_POLICY_REQ = (

        0x0F21

        | VehiclePropertyGroup:SYSTEM

        | VehiclePropertyType:STRING

        | VehicleArea:GLOBAL),



    /**

     * Defines a request to set the power polic group used to decide a default power policy per

     * power status transition.

     *

     * VHAL sets this property with the ID of a power policy group in order to set the default power

     * policy applied at power status transition. Power policy groups are defined at

     * /vendor/etc/power_policy.xml. If the given ID is not defined, car power policy service

     * ignores the request.

     * Car power policy service subscribes to this property and sets the power policy group.

     * The actual application of power policy takes place when the system power status changes and

     * there is a valid mapped power policy for the new power status.

     *

     *   string: "sample_policy_group_id" // power policy group ID

     *

     * @change_mode VehiclePropertyChangeMode:ON_CHANGE

     * @access VehiclePropertyAccess:READ

     */

    POWER_POLICY_GROUP_REQ = (

        0x0F22

        | VehiclePropertyGroup:SYSTEM

        | VehiclePropertyType:STRING

        | VehicleArea:GLOBAL),



    /**

     * Notifies the current power policy to VHAL layer.

     *

     * Car power policy service sets this property when the current power policy is changed.

     *

     *   string: "sample_policy_id" // power policy ID

     *

     * @change_mode VehiclePropertyChangeMode:ON_CHANGE

     * @access VehiclePropertyAccess:READ_WRITE

     */

    CURRENT_POWER_POLICY = (

        0x0F23

        | VehiclePropertyGroup:SYSTEM

        | VehiclePropertyType:STRING

        | VehicleArea:GLOBAL),



    /**

     * Defines an event that car watchdog updates to tell it's alive.

     *