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Commit 768de57e authored by Sasha Kuznetsov's avatar Sasha Kuznetsov
Browse files

Revert^2 "Add GnssAntennaInfo to HAL" 

ce414351

Change-Id: I791dcf8c26f3ed51c07987e79752ff3ce165fcbf
parent ce414351

current.txt

+7 −5
Original line number Diff line number Diff line
@@ -648,11 +648,13 @@ f18695dd36ee205640b8326a17453858a7b4596653aaa6ef0016b0aef1bd4dac android.hardwar 
881aa8720fb1d69aa9843bfab69d810ab7654a61d2f5ab5e2626cbf240f24eaf android.hardware.dumpstate@1.1::types

13b33f623521ded51a6c0f7ea5b77e97066d0aa1e38a83c2873f08ad67294f89 android.hardware.dumpstate@1.1::IDumpstateDevice

769d346927a94fd40ee80a5a976d8d15cf022ef99c5900738f4a82f26c0ed229 android.hardware.gnss@2.1::types

88371e0edf69a1f72bfc45ecb2335e9b145e87339d3eecc92664a1fb200213ba android.hardware.gnss@2.1::IGnss

ba62e1e8993bfb9f27fa04816fa0f2241ae2d01edfa3d0c04182e2e5de80045c android.hardware.gnss@2.1::IGnssCallback

ccdf3c0fb2c02a6d4dc57afb276c3497ae8172b80b00ebc0bf8a0238dd38b01d android.hardware.gnss@2.1::IGnssConfiguration

5a125c49ca83629e22afc8c39e865509343bfa2c38f0baea9a186bbac103492d android.hardware.gnss@2.1::IGnssMeasurement

d7bf37660a0946de9599dcbae997b077ee3e604fc2044534d40d3da04297a5d3 android.hardware.gnss@2.1::IGnssMeasurementCallback

626db710bf917ecf551a0b0b1f25be10bf52758f43e0fc808b148b6aae2ef73e android.hardware.gnss@2.1::IGnss

ba5ac712b2a656dc07c83ab4a7a2c2f3bee1bbcb752e8b8ffa9b672f3b5b0728 android.hardware.gnss@2.1::IGnssAntennaInfo

0bc3ed97cbc3f6abc89c68f4e9f4d124f9f723431997dc88c2186cf4d2ad47ee android.hardware.gnss@2.1::IGnssAntennaInfoCallback

50c5d009af76d65b3023a9d94ee519545e72cb7c59bc7166d768d6f00923774d android.hardware.gnss@2.1::IGnssCallback

737d750017738f0753d13ba01a3310e0161f294b8ae80b3fd63eaa227e9d9c66 android.hardware.gnss@2.1::IGnssConfiguration

7913a11206a577b12ade86a7cf3f95c2639cb514d086673f279bf99238c9917e android.hardware.gnss@2.1::IGnssMeasurement

9999f2484f35ebfacdd433dfeae459f2a582334315959653ec8efde7699ec556 android.hardware.gnss@2.1::IGnssMeasurementCallback

6670e7780803a8c696c6391fda5589a334b1b37dc7be9393792ed35035413633 android.hardware.gnss.measurement_corrections@1.1::IMeasurementCorrections

a3f439b782a6a92aaf3c0250f3526e94e8bf8844c3d578f0815e21b12c431346 android.hardware.gnss.measurement_corrections@1.1::types

ce8dbe76eb9ee94b46ef98f725be992e760a5751073d4f4912484026541371f3 android.hardware.health@2.1::IHealth

gnss/2.1/Android.bp

+2 −0
Original line number Diff line number Diff line
@@ -9,6 +9,8 @@ hidl_interface { 
    srcs: [

        "types.hal",

        "IGnss.hal",

        "IGnssAntennaInfo.hal",

        "IGnssAntennaInfoCallback.hal",

        "IGnssCallback.hal",

        "IGnssMeasurement.hal",

        "IGnssMeasurementCallback.hal",

gnss/2.1/IGnss.hal

+13 −3
Original line number Diff line number Diff line
@@ -18,10 +18,10 @@ package android.hardware.gnss@2.1; 


import android.hardware.gnss.measurement_corrections@1.1::IMeasurementCorrections;

import @2.0::IGnss;



import IGnssCallback;

import IGnssMeasurement;

import IGnssConfiguration;

import IGnssAntennaInfo;



/**

 * Represents the standard GNSS (Global Navigation Satellite System) interface.
@@ -72,5 +72,15 @@ interface IGnss extends @2.0::IGnss { 
     *

     * @return measurementCorrectionsIface Handle to the IMeasurementCorrections interface.

     */

     getExtensionMeasurementCorrections_1_1() generates (IMeasurementCorrections measurementCorrectionsIface);

    getExtensionMeasurementCorrections_1_1()

        generates (IMeasurementCorrections measurementCorrectionsIface);



    /**

     * This method returns the IGnssAntennaInfo interface.

     *

     * This method must return non-null.

     *

     * @return gnssAntennaInfoIface Handle to the IGnssAntennaInfo interface.

     */

    getExtensionGnssAntennaInfo() generates (IGnssAntennaInfo gnssAntennaInfoIface);

};

gnss/2.1/IGnssAntennaInfo.hal

0 → 100644
+46 −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.hardware.gnss@2.1;



import IGnssAntennaInfoCallback;



/**

 * Extended interface for GNSS antenna information support.

 */

interface IGnssAntennaInfo {

    enum GnssAntennaInfoStatus : int32_t {

        SUCCESS = 0,

        ERROR_ALREADY_INIT = -100,

        ERROR_GENERIC = -101,

    };



    /**

     * Registers the callback routines with the HAL.

     *

     * @param callback Handle to the GnssAntennaInfo callback interface.

     */

    setCallback(IGnssAntennaInfoCallback callback) generates (GnssAntennaInfoStatus initRet);



    /**

     * Stops updates from the HAL, and unregisters the callback routines.

     * After a call to close(), the previously registered callbacks must be

     * considered invalid by the HAL.

     * If close() is invoked without a previous setCallback, this function must perform

     * no work.

     */

    close();

};

gnss/2.1/IGnssAntennaInfoCallback.hal

0 → 100644
+136 −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.hardware.gnss@2.1;



/**

 * The callback interface to report GNSS antenna information from the HAL.

 */

interface IGnssAntennaInfoCallback {

    /**

     * A row of doubles. This is used to represent a row in a 2D array, which are used to

     * characterize the phase center variation corrections and signal gain corrections.

     */

    struct Row {

        vec<double> row;

    };



    /**

     * A point in 3D space, with associated uncertainty.

     */

    struct Coord {

        double x;



        double xUncertainty;



        double y;



        double yUncertainty;



        double z;



        double zUncertainty;

    };



    struct GnssAntennaInfo {

        /**

         * The carrier frequency in MHz.

         */

        double carrierFrequencyMHz;



        /**

         * Phase center offset (PCO) with associated 1-sigma uncertainty. PCO is defined with

         * respect to the origin of the Android sensor coordinate system, e.g., center of primary

         * screen for mobiles - see sensor or form factor documents for details.

         */

        Coord phaseCenterOffsetCoordinateMillimeters;



        /**

         * 2D vectors representing the phase center variation (PCV) corrections, in

         * millimeters, at regularly spaced azimuthal angle (theta) and zenith angle

         * (phi). The PCV correction is added to the phase measurement to obtain the

         * corrected value.

         *

         * The azimuthal angle, theta, is defined with respect to the X axis of the

         * Android sensor coordinate system, increasing toward the Y axis. The zenith

         * angle, phi, is defined with respect to the Z axis of the Android Sensor

         * coordinate system, increasing toward the X-Y plane.

         *

         * Each row vector (outer vectors) represents a fixed theta. The first row

         * corresponds to a theta angle of 0 degrees. The last row corresponds to a

         * theta angle of (360 - deltaTheta) degrees, where deltaTheta is the regular

         * spacing between azimuthal angles, i.e., deltaTheta = 360 / (number of rows).

         *

         * The columns (inner vectors) represent fixed zenith angles, beginning at 0

         * degrees and ending at 180 degrees. They are separated by deltaPhi, the regular

         * spacing between zenith angles, i.e., deltaPhi = 180 / (number of columns - 1).

         *

         * This field is optional, i.e., an empty vector.

         */

        vec<Row> phaseCenterVariationCorrectionMillimeters;



        /**

         * 2D vectors of 1-sigma uncertainty in millimeters associated with the PCV

         * correction values.

         *

         * This field is optional, i.e., an empty vector.

         */

        vec<Row> phaseCenterVariationCorrectionUncertaintyMillimeters;



        /**

         * 2D vectors representing the signal gain corrections at regularly spaced

         * azimuthal angle (theta) and zenith angle (phi). The values are calculated or

         * measured at the antenna feed point without considering the radio and receiver

         * noise figure and path loss contribution, in dBi, i.e., decibel over isotropic

         * antenna with the same total power. The signal gain correction is added the

         * signal gain measurement to obtain the corrected value.

         *

         * The azimuthal angle, theta, is defined with respect to the X axis of the

         * Android sensor coordinate system, increasing toward the Y axis. The zenith

         * angle, phi, is defined with respect to the Z axis of the Android Sensor

         * coordinate system, increasing toward the X-Y plane.

         *

         * Each row vector (outer vectors) represents a fixed theta. The first row

         * corresponds to a theta angle of 0 degrees. The last row corresponds to a

         * theta angle of (360 - deltaTheta) degrees, where deltaTheta is the regular

         * spacing between azimuthal angles, i.e., deltaTheta = 360 / (number of rows).

         *

         * The columns (inner vectors) represent fixed zenith angles, beginning at 0

         * degrees and ending at 180 degrees. They are separated by deltaPhi, the regular

         * spacing between zenith angles, i.e., deltaPhi = 180 / (number of columns - 1).

         *

         * This field is optional, i.e., an empty vector.

         */

        vec<Row> signalGainCorrectionDbi;



        /**

         * 2D vectors of 1-sigma uncertainty in dBi associated with the signal

         * gain correction values.

         *

         * This field is optional, i.e., an empty vector.

         */

        vec<Row> signalGainCorrectionUncertaintyDbi;

    };



    /**

     * Called when on connection, and on known-change to these values, such as upon a known

     * GNSS RF antenna tuning change, or a foldable device state change.

     *

     * This is optional. It can never be called if the GNSS antenna information is not

     * available.

     */

    gnssAntennaInfoCb(vec<GnssAntennaInfo> gnssAntennaInfos);

};