set vsync power hint (03e40727) · Commits · e / os / platform_frameworks_native

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 \

+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

+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;

+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) {

+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.