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Commit 46054fd0 authored by Kriti Dang's avatar Kriti Dang Committed by Automerger Merge Worker
Browse files

DO NOT MERGE: Revert "Removing the initialising the mode with system pref mode." am: b04ca7ee 

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/20065580



Change-Id: I829372804b131663dee49161181d1562921ca149
Signed-off-by: default avatarAutomerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>
parents 090896da b04ca7ee

services/core/java/com/android/server/display/LocalDisplayAdapter.java

+5 −9
Original line number Diff line number Diff line
@@ -411,8 +411,11 @@ final class LocalDisplayAdapter extends DisplayAdapter { 


            // For a new display, we need to initialize the default mode ID.

            if (mDefaultModeId == INVALID_MODE_ID) {

                mDefaultModeId = activeRecord.mMode.getModeId();

                mDefaultModeGroup = mActiveSfDisplayMode.group;

                mDefaultModeId = mSystemPreferredModeId != INVALID_MODE_ID

                        ? mSystemPreferredModeId : activeRecord.mMode.getModeId();

                mDefaultModeGroup = mSystemPreferredModeId != INVALID_MODE_ID

                        ? preferredSfDisplayMode.group

                        : mActiveSfDisplayMode.group;

            } else if (modesAdded && activeModeChanged) {

                Slog.d(TAG, "New display modes are added and the active mode has changed, "

                        + "use active mode as default mode.");
@@ -894,13 +897,6 @@ final class LocalDisplayAdapter extends DisplayAdapter { 
        public void setUserPreferredDisplayModeLocked(Display.Mode mode) {

            final int oldModeId = getPreferredModeId();

            mUserPreferredMode = mode;

            // When clearing the user preferred mode we need to also reset the default mode. This is

            // used by DisplayModeDirector to determine the default resolution, so if we don't clear

            // it then the resolution won't reset to what it would've been prior to setting a user

            // preferred display mode.

            if (mode == null && mSystemPreferredModeId != INVALID_MODE_ID) {

                mDefaultModeId = mSystemPreferredModeId;

            }

            if (mode != null && (mode.isRefreshRateSet() || mode.isResolutionSet())) {

                Display.Mode matchingSupportedMode;

                matchingSupportedMode = findMode(mode.getPhysicalWidth(),

services/tests/mockingservicestests/src/com/android/server/display/LocalDisplayAdapterTest.java

+9 −30
Original line number Diff line number Diff line
@@ -764,13 +764,11 @@ public class LocalDisplayAdapterTest { 
    @Test

    public void testGetSystemPreferredDisplayMode() throws Exception {

        SurfaceControl.DisplayMode displayMode1 = createFakeDisplayMode(0, 1920, 1080, 60f);

        // system preferred mode

        // preferred mode

        SurfaceControl.DisplayMode displayMode2 = createFakeDisplayMode(1, 3840, 2160, 60f);

        // user preferred mode

        SurfaceControl.DisplayMode displayMode3 = createFakeDisplayMode(2, 1920, 1080, 30f);



        SurfaceControl.DisplayMode[] modes =

                new SurfaceControl.DisplayMode[]{displayMode1, displayMode2, displayMode3};

                new SurfaceControl.DisplayMode[]{displayMode1, displayMode2};

        FakeDisplay display = new FakeDisplay(PORT_A, modes, 0, 1);

        setUpDisplay(display);

        updateAvailableDisplays();
@@ -782,43 +780,24 @@ public class LocalDisplayAdapterTest { 


        DisplayDeviceInfo displayDeviceInfo = mListener.addedDisplays.get(

                0).getDisplayDeviceInfoLocked();

        assertThat(displayDeviceInfo.supportedModes.length).isEqualTo(modes.length);

        Display.Mode defaultMode = getModeById(displayDeviceInfo, displayDeviceInfo.defaultModeId);

        assertThat(matches(defaultMode, displayMode1)).isTrue();



        // Set the user preferred display mode

        mListener.addedDisplays.get(0).setUserPreferredDisplayModeLocked(

                new Display.Mode(

                        displayMode3.width, displayMode3.height, displayMode3.refreshRate));

        updateAvailableDisplays();

        waitForHandlerToComplete(mHandler, HANDLER_WAIT_MS);

        displayDeviceInfo = mListener.addedDisplays.get(

                0).getDisplayDeviceInfoLocked();

        defaultMode = getModeById(displayDeviceInfo, displayDeviceInfo.defaultModeId);

        assertThat(matches(defaultMode, displayMode3)).isTrue();

        assertThat(displayDeviceInfo.supportedModes.length).isEqualTo(modes.length);



        // clear the user preferred mode

        mListener.addedDisplays.get(0).setUserPreferredDisplayModeLocked(null);

        updateAvailableDisplays();

        waitForHandlerToComplete(mHandler, HANDLER_WAIT_MS);

        displayDeviceInfo = mListener.addedDisplays.get(

                0).getDisplayDeviceInfoLocked();

        defaultMode = getModeById(displayDeviceInfo, displayDeviceInfo.defaultModeId);

        Display.Mode defaultMode = getModeById(displayDeviceInfo, displayDeviceInfo.defaultModeId);

        assertThat(matches(defaultMode, displayMode2)).isTrue();



        // Change the display and add new system preferred mode

        SurfaceControl.DisplayMode addedDisplayInfo = createFakeDisplayMode(3, 2340, 1080, 20f);

        modes = new SurfaceControl.DisplayMode[]{

                displayMode1, displayMode2, displayMode3, addedDisplayInfo};

        // Change the display and add new preferred mode

        SurfaceControl.DisplayMode addedDisplayInfo = createFakeDisplayMode(2, 2340, 1080, 60f);

        modes = new SurfaceControl.DisplayMode[]{displayMode1, displayMode2, addedDisplayInfo};

        display.dynamicInfo.supportedDisplayModes = modes;

        display.dynamicInfo.preferredBootDisplayMode = 3;

        display.dynamicInfo.preferredBootDisplayMode = 2;

        setUpDisplay(display);

        mInjector.getTransmitter().sendHotplug(display, /* connected */ true);

        waitForHandlerToComplete(mHandler, HANDLER_WAIT_MS);



        assertTrue(mListener.traversalRequested);

        assertThat(mListener.addedDisplays.size()).isEqualTo(1);

        assertThat(mListener.changedDisplays.size()).isEqualTo(3);

        assertThat(mListener.changedDisplays.size()).isEqualTo(1);



        DisplayDevice displayDevice = mListener.changedDisplays.get(0);

        displayDevice.applyPendingDisplayDeviceInfoChangesLocked();