static int vboxCmdVbvaCtlSubmitSync(PHGSMIGUESTCOMMANDCONTEXT pHGSMICtx, VBOXCMDVBVA_CTL * pCtl)
{
const VBOXSHGSMIHEADER* pHdr = VBoxSHGSMICommandPrepSynch(&pHGSMICtx->heapCtx, pCtl);
if (!pHdr)
{
WARN(("VBoxSHGSMICommandPrepSynch returnd NULL"));
return VERR_INVALID_PARAMETER;
}
HGSMIOFFSET offCmd = VBoxSHGSMICommandOffset(&pHGSMICtx->heapCtx, pHdr);
if (offCmd == HGSMIOFFSET_VOID)
{
WARN(("VBoxSHGSMICommandOffset returnd NULL"));
VBoxSHGSMICommandCancelSynch(&pHGSMICtx->heapCtx, pHdr);
return VERR_INVALID_PARAMETER;
}
int rc = vboxCmdVbvaSubmit(pHGSMICtx, offCmd);
if (RT_SUCCESS(rc))
{
rc = VBoxSHGSMICommandDoneSynch(&pHGSMICtx->heapCtx, pHdr);
if (RT_SUCCESS(rc))
{
rc = pCtl->i32Result;
if (!RT_SUCCESS(rc))
WARN(("pCtl->i32Result %d", pCtl->i32Result));
return rc;
}
else
WARN(("VBoxSHGSMICommandDoneSynch returnd %d", rc));
}
else
WARN(("vboxCmdVbvaSubmit returnd %d", rc));
VBoxSHGSMICommandCancelSynch(&pHGSMICtx->heapCtx, pHdr);
return rc;
}
int vboxVhwaCommandSubmit(PVBOXMP_DEVEXT pDevExt, VBOXVHWACMD* pCmd)
{
#ifdef VBOXVHWA_WITH_SHGSMI
const VBOXSHGSMIHEADER* pHdr = VBoxSHGSMICommandPrepSynch(&pDevExt->u.primary.hgsmiAdapterHeap, pCmd);
Assert(pHdr);
int rc = VERR_GENERAL_FAILURE;
if (pHdr)
{
do
{
HGSMIOFFSET offCmd = VBoxSHGSMICommandOffset(&pDevExt->u.primary.hgsmiAdapterHeap, pHdr);
Assert(offCmd != HGSMIOFFSET_VOID);
if (offCmd != HGSMIOFFSET_VOID)
{
rc = vboxVhwaCommandSubmitHgsmi(pDevExt, offCmd);
AssertRC(rc);
if (RT_SUCCESS(rc))
{
VBoxSHGSMICommandDoneSynch(&pDevExt->u.primary.hgsmiAdapterHeap, pHdr);
AssertRC(rc);
break;
}
}
else
rc = VERR_INVALID_PARAMETER;
/* fail to submit, cancel it */
VBoxSHGSMICommandCancelSynch(&pDevExt->u.primary.hgsmiAdapterHeap, pHdr);
} while (0);
}
else
rc = VERR_INVALID_PARAMETER;
return rc;
#else
RTSEMEVENT hEvent;
int rc = RTSemEventCreate(&hEvent);
AssertRC(rc);
if (RT_SUCCESS(rc))
{
pCmd->Flags |= VBOXVHWACMD_FLAG_GH_ASYNCH_IRQ;
vboxVhwaCommandSubmitAsynchByEvent(pDevExt, pCmd, hEvent);
rc = RTSemEventWait(hEvent, RT_INDEFINITE_WAIT);
AssertRC(rc);
if (RT_SUCCESS(rc))
RTSemEventDestroy(hEvent);
}
return rc;
#endif
}