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Commit 92365fdf authored by TreeHugger Robot's avatar TreeHugger Robot Committed by Automerger Merge Worker
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Merge "Update HAL comment of AGC" into sc-dev am: 15a0137b 

Original change: https://googleplex-android-review.googlesource.com/c/platform/hardware/interfaces/+/13462535

MUST ONLY BE SUBMITTED BY AUTOMERGER

Change-Id: I240680d92a6b67d392fc3c2f96accd6f4cdecf14
parents faa8d52f 15a0137b

current.txt

+1 −1
Original line number Diff line number Diff line
@@ -769,7 +769,7 @@ a64467bae843569f0d465c5be7f0c7a5b987985b55a3ef4794dd5afc68538650 android.hardwar 
# ABI preserving changes to HALs during Android S

e042522daa4b5f7fd4a0a19bcdadb93c79a1b04c09ef2c9813a3a8941032f3f5 android.hardware.contexthub@1.0::IContexthub

c2f64133b83ede65c9939ef97ab5bd867b73faf3dba0e7e69f77c3c43d9e487e android.hardware.contexthub@1.0::IContexthubCallback

1ca372cd67d197df099e87616a613ba6ede6552638a603e18f86c8834302c3d1 android.hardware.gnss@1.0::IGnssMeasurementCallback

bda492ec4021d13869de72bd6f8c15c5837b78d6136b8d538efec5320573a5ec android.hardware.gnss@1.0::IGnssMeasurementCallback

6a271e493907e8ba20912e42771bd0d99ae45431a851d5675ef9496d02510a34 android.hardware.gnss@1.1::IGnssMeasurementCallback

2c331a9605f3a08d9c1e0a36169ca57758bc43c11a78ef3f3730509885e52c15 android.hardware.graphics.composer@2.4::IComposerClient

3da3ce039247872d95c6bd48621dbfdfa1c2d2a91a90f257862f87ee2bc46300 android.hardware.health@2.1::types

gnss/1.0/IGnssMeasurementCallback.hal

+13 −16
Original line number Diff line number Diff line
@@ -644,21 +644,18 @@ interface IGnssMeasurementCallback { 
         */

        double snrDb;





    /**

         * Automatic gain control (AGC) level. AGC acts as a variable gain

         * amplifier adjusting the power of the incoming signal. The AGC level

         * may be used to indicate potential interference. When AGC is at a

         * nominal level, this value must be set as 0. Higher gain (and/or lower

         * input power) must be output as a positive number. Hence in cases of

         * strong jamming, in the band of this signal, this value must go more

         * negative.

         *

         * Note: Different hardware designs (e.g. antenna, pre-amplification, or

         * other RF HW components) may also affect the typical output of of this

         * value on any given hardware design in an open sky test - the

         * important aspect of this output is that changes in this value are

         * indicative of changes on input signal power in the frequency band for

         * this measurement.

     * Automatic gain control (AGC) level. AGC acts as a variable gain amplifier adjusting the power

     * of the incoming signal. The AGC level may be used to indicate potential interference. Higher

     * gain (and/or lower input power) must be output as a positive number. Hence in cases of strong

     * jamming, in the band of this signal, this value must go more negative. This value must be

     * consistent given the same level of the incoming signal power.

     *

     * Note: Different hardware designs (e.g. antenna, pre-amplification, or other RF HW components)

     * may also affect the typical output of this value on any given hardware design in an open sky

     * test - the important aspect of this output is that changes in this value are indicative of

     * changes on input signal power in the frequency band for this measurement.

     */

        double agcLevelDb;

    };

gnss/aidl/android/hardware/gnss/GnssMeasurement.aidl

+10 −14
Original line number Diff line number Diff line
@@ -547,20 +547,16 @@ parcelable GnssMeasurement { 
    double snrDb;



    /**

     * Automatic gain control (AGC) level. AGC acts as a variable gain

     * amplifier adjusting the power of the incoming signal. The AGC level

     * may be used to indicate potential interference. When AGC is at a

     * nominal level, this value must be set as 0. Higher gain (and/or lower

     * input power) must be output as a positive number. Hence in cases of

     * strong jamming, in the band of this signal, this value must go more

     * negative.

     *

     * Note: Different hardware designs (e.g. antenna, pre-amplification, or

     * other RF HW components) may also affect the typical output of this

     * value on any given hardware design in an open sky test - the

     * important aspect of this output is that changes in this value are

     * indicative of changes on input signal power in the frequency band for

     * this measurement.

     * Automatic gain control (AGC) level. AGC acts as a variable gain amplifier adjusting the power

     * of the incoming signal. The AGC level may be used to indicate potential interference. Higher

     * gain (and/or lower input power) must be output as a positive number. Hence in cases of strong

     * jamming, in the band of this signal, this value must go more negative. This value must be

     * consistent given the same level of the incoming signal power.

     *

     * Note: Different hardware designs (e.g. antenna, pre-amplification, or other RF HW components)

     * may also affect the typical output of this value on any given hardware design in an open sky

     * test - the important aspect of this output is that changes in this value are indicative of

     * changes on input signal power in the frequency band for this measurement.

     */

    double agcLevelDb;