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Commit 03e40727 authored by Mathias Agopian's avatar Mathias Agopian
Browse files

set vsync power hint 

Change-Id: I28c2faf9ff584df3e74392712971cbcf75eb9e98
parent 627f4718

services/surfaceflinger/Android.mk

+1 −0
Original line number Diff line number Diff line
@@ -10,6 +10,7 @@ LOCAL_SRC_FILES:= \ 
    DisplayHardware/DisplayHardware.cpp     \

    DisplayHardware/DisplayHardwareBase.cpp \

    DisplayHardware/HWComposer.cpp          \

    DisplayHardware/PowerHAL.cpp            \

    GLExtensions.cpp                        \

    MessageQueue.cpp                        \

    SurfaceFlinger.cpp                      \

services/surfaceflinger/DisplayHardware/DisplayHardware.cpp

+7 −0
Original line number Diff line number Diff line
@@ -358,6 +358,13 @@ void DisplayHardware::setVSyncHandler(const sp<VSyncHandler>& handler) { 
    mVSyncHandler = handler;

}



void DisplayHardware::eventControl(int event, int enabled) {

    if (event == EVENT_VSYNC) {

        mPowerHAL.vsyncHint(enabled);

    }

    mHwc->eventControl(event, enabled);

}



void DisplayHardware::onVSyncReceived(int dpy, nsecs_t timestamp) {

    sp<VSyncHandler> handler;

    { // scope for the lock

services/surfaceflinger/DisplayHardware/DisplayHardware.h

+9 −0
Original line number Diff line number Diff line
@@ -31,6 +31,7 @@ 


#include "DisplayHardware/DisplayHardwareBase.h"

#include "HWComposer.h"

#include "PowerHAL.h"



namespace android {
@@ -86,6 +87,12 @@ public: 


    void setVSyncHandler(const sp<VSyncHandler>& handler);



    enum {

        EVENT_VSYNC = HWC_EVENT_VSYNC

    };



    void eventControl(int event, int enabled);





    uint32_t getPageFlipCount() const;

    EGLDisplay getEGLDisplay() const { return mDisplay; }
@@ -129,6 +136,8 @@ private: 


    // constant once set

    HWComposer*     mHwc;

    PowerHAL        mPowerHAL;





    mutable Mutex   mLock;

services/surfaceflinger/DisplayHardware/HWComposer.cpp

+5 −3
Original line number Diff line number Diff line
@@ -125,19 +125,21 @@ void HWComposer::vsync(int dpy, int64_t timestamp) { 
    mEventHandler.onVSyncReceived(dpy, timestamp);

}



status_t HWComposer::eventControl(int event, int enabled) {

void HWComposer::eventControl(int event, int enabled) {

    status_t err = NO_ERROR;

    if (mHwc && mHwc->common.version >= HWC_DEVICE_API_VERSION_0_3) {

        if (!mDebugForceFakeVSync) {

            err = mHwc->methods->eventControl(mHwc, event, enabled);

            // error here should not happen -- not sure what we should

            // do if it does.

            ALOGE_IF(err, "eventControl(%d, %d) failed %s",

                    event, enabled, strerror(-err));

        }

    }



    if (err == NO_ERROR && mVSyncThread != NULL) {

        mVSyncThread->setEnabled(enabled);

    }



    return err;

}



void HWComposer::setFrameBuffer(EGLDisplay dpy, EGLSurface sur) {

services/surfaceflinger/DisplayHardware/HWComposer.h

+1 −1
Original line number Diff line number Diff line
@@ -86,7 +86,7 @@ public: 
        EVENT_VSYNC = HWC_EVENT_VSYNC

    };



    status_t eventControl(int event, int enabled);

    void eventControl(int event, int enabled);



    // this class is only used to fake the VSync event on systems that don't

    // have it.