bool Hwcomposer::dump(char *buff, int buff_len, int *cur_len) { log.d("dump"); if (!initCheck()) return false; Dump d(buff, buff_len); // dump composer status d.append("Intel Hardware Composer state:\n"); // dump device status for (size_t i= 0; i < mDisplayDevices.size(); i++) { IDisplayDevice *device = mDisplayDevices.itemAt(i); if (device) device->dump(d); } // dump plane manager status if (mPlaneManager) mPlaneManager->dump(d); return true; }