1 files changed, 0 insertions, 35 deletions
diff --git a/services/surfaceflinger/EventThread.cpp b/services/surfaceflinger/EventThread.cpp
index f647742e2c..a1a042039c 100644
--- a/services/surfaceflinger/EventThread.cpp
+++ b/services/surfaceflinger/EventThread.cpp
@@ -34,14 +34,6 @@
 // ---------------------------------------------------------------------------
 namespace android {
 // ---------------------------------------------------------------------------
-// time to wait between VSYNC requests before sending a VSYNC OFF power hint: 40msec.
-const long vsyncHintOffDelay = 40000000;
-
-static void vsyncOffCallback(union sigval val) {
-    EventThread *ev = (EventThread *)val.sival_ptr;
-    ev->sendVsyncHintOff();
-    return;
-}
 
 EventThread::EventThread(const sp<VSyncSource>& src, SurfaceFlinger& flinger, bool interceptVSyncs)
     : mVSyncSource(src),
@@ -49,7 +41,6 @@ EventThread::EventThread(const sp<VSyncSource>& src, SurfaceFlinger& flinger, bo
       mUseSoftwareVSync(false),
       mVsyncEnabled(false),
       mDebugVsyncEnabled(false),
-      mVsyncHintSent(false),
       mInterceptVSyncs(interceptVSyncs) {
 
     for (int32_t i=0 ; i<DisplayDevice::NUM_BUILTIN_DISPLAY_TYPES ; i++) {
@@ -58,18 +49,6 @@ EventThread::EventThread(const sp<VSyncSource>& src, SurfaceFlinger& flinger, bo
         mVSyncEvent[i].header.timestamp = 0;
         mVSyncEvent[i].vsync.count =  0;
     }
-    struct sigevent se;
-    se.sigev_notify = SIGEV_THREAD;
-    se.sigev_value.sival_ptr = this;
-    se.sigev_notify_function = vsyncOffCallback;
-    se.sigev_notify_attributes = NULL;
-    timer_create(CLOCK_MONOTONIC, &se, &mTimerId);
-}
-
-void EventThread::sendVsyncHintOff() {
-    Mutex::Autolock _l(mLock);
-    mPowerHAL.vsyncHint(false);
-    mVsyncHintSent = false;
 }
 
 void EventThread::setPhaseOffset(nsecs_t phaseOffset) {
@@ -77,19 +56,6 @@ void EventThread::setPhaseOffset(nsecs_t phaseOffset) {
     mVSyncSource->setPhaseOffset(phaseOffset);
 }
 
-void EventThread::sendVsyncHintOnLocked() {
-    struct itimerspec ts;
-    if(!mVsyncHintSent) {
-        mPowerHAL.vsyncHint(true);
-        mVsyncHintSent = true;
-    }
-    ts.it_value.tv_sec = 0;
-    ts.it_value.tv_nsec = vsyncHintOffDelay;
-    ts.it_interval.tv_sec = 0;
-    ts.it_interval.tv_nsec = 0;
-    timer_settime(mTimerId, 0, &ts, NULL);
-}
-
 void EventThread::onFirstRef() {
     run("EventThread", PRIORITY_URGENT_DISPLAY + PRIORITY_MORE_FAVORABLE);
 }
@@ -357,7 +323,6 @@ void EventThread::enableVSyncLocked() {
         }
     }
     mDebugVsyncEnabled = true;
-    sendVsyncHintOnLocked();
 }
 
 void EventThread::disableVSyncLocked() {