172     overlay::Writeback *wb = overlay::Writeback::getInstance();  in prepare()  local
176         if(!wb->setSecure(isSecureBuffer(hnd))) {  in prepare()
182     if(!wb->configureDpyInfo(hnd->width, hnd->height)) {  in prepare()
190     int format = ovutils::getHALFormat(wb->getOutputFormat());  in prepare()
200     if(!wb->configureMemory((uint32_t)size)) {  in prepare()
224     int wbFd = wb->getFbFd();  in prepare()
256     overlay::Writeback *wb = overlay::Writeback::getInstance();  in draw()  local
257     if(!wb->writeSync()) {  in draw()
265     overlay::Writeback *wb = overlay::Writeback::getInstance();  in getDstFd()  local
266     return wb->getDstFd();  in getDstFd()
270     overlay::Writeback *wb = overlay::Writeback::getInstance();  in getDstOffset()  local
271     return wb->getOffset();  in getDstOffset()