static VOID VBoxMPHGSMIDpc(IN PVOID HwDeviceExtension, IN PVOID Context)
{
NOREF(Context);
PVBOXMP_DEVEXT pExt = (PVBOXMP_DEVEXT) HwDeviceExtension;
VBoxHGSMIProcessHostQueue(&VBoxCommonFromDeviceExt(pExt)->hostCtx);
}
DECLCALLBACK(int) VBoxMPHGSMIHostCmdRequestCB(HVBOXVIDEOHGSMI hHGSMI, uint8_t u8Channel,
uint32_t iDisplay, struct VBVAHOSTCMD **ppCmd)
{
LOGF_ENTER();
if (!ppCmd)
{
LOGF_LEAVE();
return VERR_INVALID_PARAMETER;
}
PHGSMIHOSTCOMMANDCONTEXT pCtx = &((PVBOXMP_COMMON)hHGSMI)->hostCtx;
/* pick up the host commands */
VBoxHGSMIProcessHostQueue(pCtx);
HGSMICHANNEL *pChannel = HGSMIChannelFindById(&pCtx->channels, u8Channel);
if(pChannel)
{
VBVA_CHANNELCONTEXTS * pContexts = (VBVA_CHANNELCONTEXTS *)pChannel->handler.pvHandler;
VBVADISP_CHANNELCONTEXT *pDispContext = VBoxVbvaFindHandlerInfo(pContexts, iDisplay);
if(pDispContext)
{
VBVAHOSTCMD *pCmd;
do
{
pCmd = ASMAtomicReadPtrT(&pDispContext->pCmd, VBVAHOSTCMD *);
} while (!ASMAtomicCmpXchgPtr(&pDispContext->pCmd, NULL, pCmd));
*ppCmd = VBoxVbvaReverseList(pCmd);
LOGF_LEAVE();
return VINF_SUCCESS;
}
else
{
WARN(("!pDispContext for display %d", iDisplay));
}
}
