diff options
| -rw-r--r-- | services/surfaceflinger/DisplayHardware/HWComposer.cpp | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/services/surfaceflinger/DisplayHardware/HWComposer.cpp b/services/surfaceflinger/DisplayHardware/HWComposer.cpp index 31d731eae3..bcae107ad1 100644 --- a/services/surfaceflinger/DisplayHardware/HWComposer.cpp +++ b/services/surfaceflinger/DisplayHardware/HWComposer.cpp @@ -466,7 +466,7 @@ void HWComposer::eventControl(int disp, int event, int enabled) { const int32_t oldValue = mDisplayData[disp].events & eventBit; if (newValue != oldValue) { ATRACE_CALL(); - err = mHwc->eventControl(mHwc, disp, event, enabled); + err = mHwc->eventControl ? mHwc->eventControl(mHwc, disp, event, enabled) : NO_ERROR; if (!err) { int32_t& events(mDisplayData[disp].events); events = (events & ~eventBit) | newValue; @@ -679,14 +679,15 @@ status_t HWComposer::release(int disp) { LOG_FATAL_IF(disp >= HWC_NUM_DISPLAY_TYPES); if (mHwc) { eventControl(disp, HWC_EVENT_VSYNC, 0); - return (status_t)mHwc->blank(mHwc, disp, 1); + if(mHwc->blank) + return (status_t)mHwc->blank(mHwc, disp, 1); } return NO_ERROR; } status_t HWComposer::acquire(int disp) { LOG_FATAL_IF(disp >= HWC_NUM_DISPLAY_TYPES); - if (mHwc) { + if (mHwc && mHwc->blank) { return (status_t)mHwc->blank(mHwc, disp, 0); } return NO_ERROR; |