88     if(mFd == -1)  in configureHDMIDisplay()
115     if(mFd == -1)  in configureWFDDisplay()
117     ret = ioctl(mFd, FBIOGET_VSCREENINFO, &mVInfo);  in configureWFDDisplay()
171 ExternalDisplay::ExternalDisplay(hwc_context_t* ctx):mFd(-1),  in ExternalDisplay()
442     if (mFd == -1) {  in openFrameBuffer()
443         mFd = open(msmFbDevicePath[fbNum-1], O_RDWR);  in openFrameBuffer()
444         if (mFd < 0)  in openFrameBuffer()
448             mHwcContext->dpyAttr[mExtDpyNum].fd = mFd;  in openFrameBuffer()
451     return (mFd > 0);  in openFrameBuffer()
457     if(mFd >= 0) {  in closeFrameBuffer()
458         ret = close(mFd);  in closeFrameBuffer()
459         mFd = -1;  in closeFrameBuffer()
462         mHwcContext->dpyAttr[mExtDpyNum].fd = mFd;  in closeFrameBuffer()
602     ret = ioctl(mFd, FBIOGET_VSCREENINFO, &mVInfo);  in setResolution()
637         if (ioctl(mFd, MSMFB_METADATA_SET, &metadata) == -1) {  in setResolution()
643         ret = ioctl(mFd, FBIOPUT_VSCREENINFO, &mVInfo);  in setResolution()