diff options
Diffstat (limited to 'services/surfaceflinger/EventThread.cpp')
-rw-r--r-- | services/surfaceflinger/EventThread.cpp | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/services/surfaceflinger/EventThread.cpp b/services/surfaceflinger/EventThread.cpp index edb9fa5807..b56c3daada 100644 --- a/services/surfaceflinger/EventThread.cpp +++ b/services/surfaceflinger/EventThread.cpp @@ -20,6 +20,7 @@ #include <sys/types.h> #include <cutils/compiler.h> +#include <cutils/properties.h> #include <gui/BitTube.h> #include <gui/IDisplayEventConnection.h> @@ -41,6 +42,11 @@ EventThread::EventThread(const sp<SurfaceFlinger>& flinger) mUseSoftwareVSync(false), mDebugVsyncEnabled(false) { + char value[PROPERTY_VALUE_MAX]; + property_get("debug.sf.no_hw_vsync", value, "0"); + if (1 == atoi(value)) + mUseSoftwareVSync = true; + for (int32_t i=0 ; i<HWC_DISPLAY_TYPES_SUPPORTED ; i++) { mVSyncEvent[i].header.type = DisplayEventReceiver::DISPLAY_EVENT_VSYNC; mVSyncEvent[i].header.id = 0; @@ -108,6 +114,11 @@ void EventThread::onScreenAcquired() { mUseSoftwareVSync = false; mCondition.broadcast(); } + + char value[PROPERTY_VALUE_MAX]; + property_get("debug.sf.no_hw_vsync", value, "0"); + if (1 == atoi(value)) + mUseSoftwareVSync = true; } |