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Commit 9e617763 authored by TreeHugger Robot's avatar TreeHugger Robot Committed by Android (Google) Code Review
Browse files

Merge "SF: disable HW vsync while dozing"

parents f5755523 8a43fe6a

services/surfaceflinger/SurfaceFlinger.cpp

+16 −0
Original line number Diff line number Diff line
@@ -3198,6 +3198,22 @@ void SurfaceFlinger::setPowerModeInternal(const sp<DisplayDevice>& hw, 
        getHwComposer().setPowerMode(type, mode);

        mVisibleRegionsDirty = true;

        // from this point on, SF will stop drawing on this display

    } else if (mode == HWC_POWER_MODE_DOZE) {

        // Update display while dozing

        getHwComposer().setPowerMode(type, mode);

        if (type == DisplayDevice::DISPLAY_PRIMARY) {

            // FIXME: eventthread only knows about the main display right now

            mEventThread->onScreenAcquired();

            resyncToHardwareVsync(true);

        }

    } else if (mode == HWC_POWER_MODE_DOZE_SUSPEND) {

        // Leave display going to doze

        if (type == DisplayDevice::DISPLAY_PRIMARY) {

            disableHardwareVsync(true); // also cancels any in-progress resync

            // FIXME: eventthread only knows about the main display right now

            mEventThread->onScreenReleased();

        }

        getHwComposer().setPowerMode(type, mode);

    } else {

        getHwComposer().setPowerMode(type, mode);

    }

services/surfaceflinger/SurfaceFlinger_hwc1.cpp

+16 −0
Original line number Diff line number Diff line
@@ -2875,6 +2875,22 @@ void SurfaceFlinger::setPowerModeInternal(const sp<DisplayDevice>& hw, 
        getHwComposer().setPowerMode(type, mode);

        mVisibleRegionsDirty = true;

        // from this point on, SF will stop drawing on this display

    } else if (mode == HWC_POWER_MODE_DOZE) {

        // Update display while dozing

        getHwComposer().setPowerMode(type, mode);

        if (type == DisplayDevice::DISPLAY_PRIMARY) {

            // FIXME: eventthread only knows about the main display right now

            mEventThread->onScreenAcquired();

            resyncToHardwareVsync(true);

        }

    } else if (mode == HWC_POWER_MODE_DOZE_SUSPEND) {

        // Leave display going to doze

        if (type == DisplayDevice::DISPLAY_PRIMARY) {

            disableHardwareVsync(true); // also cancels any in-progress resync

            // FIXME: eventthread only knows about the main display right now

            mEventThread->onScreenReleased();

        }

        getHwComposer().setPowerMode(type, mode);

    } else {

        getHwComposer().setPowerMode(type, mode);

    }