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Commit fa862bc4 authored by Daniel Bright's avatar Daniel Bright
Browse files

Add Radio Interface Capabilities 

* Introduces a set of capabilities specific for the radio interface
that are determined by the vendor and are then surfaced through
TelephonyManager.
* There are no capabilities yet defined and will come later in S

Test: Added cts, ran cts, and telephony tests
Bug: 163085807
Merged-In: I56713e05cbd5200baa2a3bc79f7f4b0d580ad2a1
Change-Id: Icbbfa056dc5280acdf53c142742f4e4b8d60229e
parent 32c30af1

telephony/java/android/telephony/RadioInterfaceCapabilities.java

0 → 100644
+53 −0
Original line number Diff line number Diff line 
/*

 * Copyright (C) 2020 The Android Open Source Project

 *

 * Licensed under the Apache License, Version 2.0 (the "License");

 * you may not use this file except in compliance with the License.

 * You may obtain a copy of the License at

 *

 *      http://www.apache.org/licenses/LICENSE-2.0

 *

 * Unless required by applicable law or agreed to in writing, software

 * distributed under the License is distributed on an "AS IS" BASIS,

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

 * See the License for the specific language governing permissions and

 * limitations under the License.

 */



package android.telephony;



import android.util.ArraySet;



/**

 * Contains the set of supported capabilities that the Radio Interface supports on this device.

 *

 * @hide

 */

public class RadioInterfaceCapabilities {



    private final ArraySet<String> mSupportedCapabilities;





    public RadioInterfaceCapabilities() {

        mSupportedCapabilities = new ArraySet<>();

    }



    /**

     * Marks a capability as supported

     *

     * @param capabilityName the name of the capability

     */

    public void addSupportedCapability(

            @TelephonyManager.RadioInterfaceCapability String capabilityName) {

        mSupportedCapabilities.add(capabilityName);

    }



    /**

     * Whether the capability is supported

     *

     * @param capabilityName the name of the capability

     */

    public boolean isSupported(String capabilityName) {

        return mSupportedCapabilities.contains(capabilityName);

    }

}

telephony/java/android/telephony/TelephonyManager.java

+34 −0
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@@ -14337,6 +14337,40 @@ public class TelephonyManager { 
        return Collections.emptyList();

    }













    /** @hide */













    @IntDef(prefix = {"RADIO_INTERFACE_CAPABILITY_"},













            value = {})













    public @interface RadioInterfaceCapability {}

























    /**













     * Whether the device supports a given capability on the radio interface.













     *













     * If the capability is not in the set of radio interface capabilities, false is returned.













     *













     * @param capability the name of the capability to check for













     * @return the availability of the capability













     *













     * @hide













     */













    public boolean isRadioInterfaceCapabilitySupported(













            @NonNull @RadioInterfaceCapability String capability) {













        try {













            if (capability == null) return false;

























            ITelephony telephony = getITelephony();













            if (telephony != null) {













                return telephony.isRadioInterfaceCapabilitySupported(capability);













            } else {













                throw new IllegalStateException("telephony service is null.");













            }













        } catch (RemoteException ex) {













            if (!isSystemProcess()) {













                ex.rethrowAsRuntimeException();













            }













        }













        return false;













    }



























    /**















     * Indicates that the thermal mitigation request was completed successfully.















     *

























telephony/java/com/android/internal/telephony/ITelephony.aidl



+8
−0




























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@@ -2279,6 +2279,14 @@ interface ITelephony {













     */















    CarrierBandwidth getCarrierBandwidth(int subId);





























    /**













     * Checks whether the device supports the given capability on the radio interface.













     *













     * @param capability the name of the capability













     * @return the availability of the capability













     */













    boolean isRadioInterfaceCapabilitySupported(String capability);





























    /**















     * Thermal mitigation request to control functionalities at modem.















     *

































telephony/java/com/android/internal/telephony/RILConstants.java



+1
−0




























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@@ -520,6 +520,7 @@ public interface RILConstants {













    int RIL_REQUEST_START_HANDOVER = 217;















    int RIL_REQUEST_CANCEL_HANDOVER = 218;















    int RIL_REQUEST_GET_SYSTEM_SELECTION_CHANNELS = 219;













    int RIL_REQUEST_GET_HAL_DEVICE_CAPABILITIES = 220;















    int RIL_REQUEST_SET_DATA_THROTTLING = 221;















    int RIL_REQUEST_SET_ALLOWED_NETWORK_TYPE_BITMAP = 222;















    int RIL_REQUEST_GET_ALLOWED_NETWORK_TYPE_BITMAP = 223;