void MTKLFBSwapHandler(MTKLFB_BUFFER *psBuffer)
{
MTKLFB_DEVINFO *psDevInfo = psBuffer->psDevInfo;
MTKLFB_SWAPCHAIN *psSwapChain = psDevInfo->psSwapChain;
MTKLFB_BOOL bPreviouslyNotVSynced;
#if defined(SUPPORT_DRI_DRM)
if (!MTKLFBAtomicBoolRead(&psDevInfo->sLeaveVT))
#endif
{
MTKLFBFlip(psDevInfo, psBuffer);
}
bPreviouslyNotVSynced = psSwapChain->bNotVSynced;
psSwapChain->bNotVSynced = MTKLFB_TRUE;
if (!DontWaitForVSync(psDevInfo))
{
MTKLFB_UPDATE_MODE eMode = MTKLFBGetUpdateMode(psDevInfo);
int iBlankEvents = MTKLFBAtomicIntRead(&psDevInfo->sBlankEvents);
switch(eMode)
{
case MTKLFB_UPDATE_MODE_AUTO:
psSwapChain->bNotVSynced = MTKLFB_FALSE;
if (bPreviouslyNotVSynced || psSwapChain->iBlankEvents != iBlankEvents)
{
psSwapChain->iBlankEvents = iBlankEvents;
psSwapChain->bNotVSynced = !WaitForVSyncSettle(psDevInfo);
} else if (psBuffer->ulSwapInterval != 0)
{
psSwapChain->bNotVSynced = !MTKLFBWaitForVSync(psDevInfo);
}
break;
#if defined(PVR_MTKFB3_MANUAL_UPDATE_SYNC_IN_SWAP)
case MTKLFB_UPDATE_MODE_MANUAL:
if (psBuffer->ulSwapInterval != 0)
{
(void) MTKLFBManualSync(psDevInfo);
}
break;
#endif
default:
break;
}
}
psDevInfo->sPVRJTable.pfnPVRSRVCmdComplete((IMG_HANDLE)psBuffer->hCmdComplete, IMG_TRUE);
}
MTKLFB_BOOL MTKLFBCheckModeAndSync(MTKLFB_DEVINFO *psDevInfo)
{
MTKLFB_UPDATE_MODE eMode = MTKLFBGetUpdateMode(psDevInfo);
switch(eMode)
{
case MTKLFB_UPDATE_MODE_AUTO:
case MTKLFB_UPDATE_MODE_MANUAL:
return MTKLFBManualSync(psDevInfo);
default:
break;
}
return MTKLFB_TRUE;
}