/**********************************************************
NDIS-required procedure for DPC handling
Parameters:
PVOID MiniportInterruptContext (Adapter context)
***********************************************************/
static VOID MiniportInterruptDPC(
IN NDIS_HANDLE MiniportInterruptContext,
IN PVOID MiniportDpcContext,
IN PVOID ReceiveThrottleParameters,
IN PVOID NdisReserved2
)
{
PARANDIS_ADAPTER *pContext = (PARANDIS_ADAPTER *)MiniportInterruptContext;
ULONG requiresProcessing;
#if NDIS_SUPPORT_NDIS620
PNDIS_RECEIVE_THROTTLE_PARAMETERS RxThrottleParameters = (PNDIS_RECEIVE_THROTTLE_PARAMETERS)ReceiveThrottleParameters;
DEBUG_ENTRY(5);
RxThrottleParameters->MoreNblsPending = 0;
requiresProcessing = ParaNdis_DPCWorkBody(pContext, RxThrottleParameters->MaxNblsToIndicate);
if(requiresProcessing)
{
BOOLEAN bSpawnNextDpc = FALSE;
DPrintf(4, ("[%s] Queued additional DPC for %d\n", __FUNCTION__, requiresProcessing));
InterlockedOr(&pContext->InterruptStatus, requiresProcessing);
if(requiresProcessing & isReceive)
{
if (NDIS_INDICATE_ALL_NBLS != RxThrottleParameters->MaxNblsToIndicate)
RxThrottleParameters->MoreNblsPending = 1;
else
bSpawnNextDpc = TRUE;
}
if(requiresProcessing & isTransmit)
bSpawnNextDpc = TRUE;
if (bSpawnNextDpc)
{
GROUP_AFFINITY Affinity;
GetAffinityForCurrentCpu(&Affinity);
NdisMQueueDpcEx(pContext->InterruptHandle, 0, &Affinity, MiniportDpcContext);
}
}
#else /* NDIS 6.0*/
DEBUG_ENTRY(5);
UNREFERENCED_PARAMETER(ReceiveThrottleParameters);
requiresProcessing = ParaNdis_DPCWorkBody(pContext, PARANDIS_UNLIMITED_PACKETS_TO_INDICATE);
if (requiresProcessing)
{
DPrintf(4, ("[%s] Queued additional DPC for %d\n", __FUNCTION__, requiresProcessing));
InterlockedOr(&pContext->InterruptStatus, requiresProcessing);
NdisMQueueDpc(pContext->InterruptHandle, 0, 1 << KeGetCurrentProcessorNumber(), MiniportDpcContext);
}
#endif /* NDIS_SUPPORT_NDIS620 */
UNREFERENCED_PARAMETER(NdisReserved2);
}
/**********************************************************
NDIS-required procedure for MSI hardware interrupt handling
Parameters:
IN PVOID MiniportInterruptContext (actually Adapter context)
IN ULONG MessageId - specific interrupt index
OUT PBOOLEAN QueueDefaultInterruptDpc - - set to TRUE for default DPC spawning
OUT PULONG TargetProcessors
Return value:
TRUE if recognized
***********************************************************/
static BOOLEAN MiniportMSIInterrupt(
IN PVOID MiniportInterruptContext,
IN ULONG MessageId,
OUT PBOOLEAN QueueDefaultInterruptDpc,
OUT PULONG TargetProcessors
)
{
PARANDIS_ADAPTER *pContext = (PARANDIS_ADAPTER *)MiniportInterruptContext;
PARADNIS_STORE_LAST_INTERRUPT_TIMESTAMP(pContext);
*TargetProcessors = 0;
if (!pContext->bDeviceInitialized) {
*QueueDefaultInterruptDpc = FALSE;
return TRUE;
}
CParaNdisAbstractPath *path = GetPathByMessageId(pContext, MessageId);
path->DisableInterrupts();
path->ReportInterrupt();
#if NDIS_SUPPORT_NDIS620
if (path->DPCAffinity.Mask)
{
NdisMQueueDpcEx(pContext->InterruptHandle, MessageId, &path->DPCAffinity, NULL);
*QueueDefaultInterruptDpc = FALSE;
}
else
{
*QueueDefaultInterruptDpc = TRUE;
}
#else
*TargetProcessors = (ULONG)path->DPCTargetProcessor;
*QueueDefaultInterruptDpc = TRUE;
#endif
pContext->ulIrqReceived += 1;
return true;
}
/**********************************************************
NDIS-required procedure for MSI DPC handling
Parameters:
PVOID MiniportInterruptContext (Adapter context)
IN ULONG MessageId - specific interrupt index
***********************************************************/
static VOID MiniportMSIInterruptDpc(
IN PVOID MiniportInterruptContext,
IN ULONG MessageId,
IN PVOID MiniportDpcContext,
#if NDIS_SUPPORT_NDIS620
IN PVOID ReceiveThrottleParameters,
IN PVOID NdisReserved2
#else
IN PULONG NdisReserved1,
IN PULONG NdisReserved2
#endif
)
{
PARANDIS_ADAPTER *pContext = (PARANDIS_ADAPTER *)MiniportInterruptContext;
bool requireDPCRescheduling;
#if NDIS_SUPPORT_NDIS620
PNDIS_RECEIVE_THROTTLE_PARAMETERS RxThrottleParameters = (PNDIS_RECEIVE_THROTTLE_PARAMETERS)ReceiveThrottleParameters;
RxThrottleParameters->MoreNblsPending = 0;
requireDPCRescheduling = ParaNdis_DPCWorkBody(pContext, RxThrottleParameters->MaxNblsToIndicate);
if (requireDPCRescheduling)
{
GROUP_AFFINITY Affinity;
GetAffinityForCurrentCpu(&Affinity);
NdisMQueueDpcEx(pContext->InterruptHandle, MessageId, &Affinity, MiniportDpcContext);
}
#else
UNREFERENCED_PARAMETER(NdisReserved1);
requireDPCRescheduling = ParaNdis_DPCWorkBody(pContext, PARANDIS_UNLIMITED_PACKETS_TO_INDICATE);
if (requireDPCRescheduling)
{
NdisMQueueDpc(pContext->InterruptHandle, MessageId, 1 << KeGetCurrentProcessorNumber(), MiniportDpcContext);
}
#endif
UNREFERENCED_PARAMETER(NdisReserved2);
}
/**********************************************************
NDIS-required procedure for DPC handling
Parameters:
PVOID MiniportInterruptContext (Adapter context)
***********************************************************/
static VOID MiniportInterruptDPC(
IN NDIS_HANDLE MiniportInterruptContext,
IN PVOID MiniportDpcContext,
IN PVOID ReceiveThrottleParameters,
IN PVOID NdisReserved2
)
{
PARANDIS_ADAPTER *pContext = (PARANDIS_ADAPTER *)MiniportInterruptContext;
bool requiresDPCRescheduling;
#if NDIS_SUPPORT_NDIS620
PNDIS_RECEIVE_THROTTLE_PARAMETERS RxThrottleParameters = (PNDIS_RECEIVE_THROTTLE_PARAMETERS)ReceiveThrottleParameters;
DEBUG_ENTRY(5);
RxThrottleParameters->MoreNblsPending = 0;
requiresDPCRescheduling = ParaNdis_DPCWorkBody(pContext, RxThrottleParameters->MaxNblsToIndicate);
if (requiresDPCRescheduling)
{
GROUP_AFFINITY Affinity;
GetAffinityForCurrentCpu(&Affinity);
NdisMQueueDpcEx(pContext->InterruptHandle, 0, &Affinity, MiniportDpcContext);
}
#else /* NDIS 6.0*/
DEBUG_ENTRY(5);
UNREFERENCED_PARAMETER(ReceiveThrottleParameters);
requiresDPCRescheduling = ParaNdis_DPCWorkBody(pContext, PARANDIS_UNLIMITED_PACKETS_TO_INDICATE);
if (requiresDPCRescheduling)
{
DPrintf(4, ("[%s] Queued additional DPC for %d\n", __FUNCTION__, requiresDPCRescheduling));
NdisMQueueDpc(pContext->InterruptHandle, 0, 1 << KeGetCurrentProcessorNumber(), MiniportDpcContext);
}
#endif /* NDIS_SUPPORT_NDIS620 */
UNREFERENCED_PARAMETER(NdisReserved2);
}
/**********************************************************
NDIS-required procedure for MSI DPC handling
Parameters:
PVOID MiniportInterruptContext (Adapter context)
IN ULONG MessageId - specific interrupt index
***********************************************************/
static VOID MiniportMSIInterruptDpc(
IN PVOID MiniportInterruptContext,
IN ULONG MessageId,
IN PVOID MiniportDpcContext,
#if NDIS_SUPPORT_NDIS620
IN PVOID ReceiveThrottleParameters,
IN PVOID NdisReserved2
#else
IN PULONG NdisReserved1,
IN PULONG NdisReserved2
#endif
)
{
PARANDIS_ADAPTER *pContext = (PARANDIS_ADAPTER *)MiniportInterruptContext;
ULONG interruptSource = MessageToInterruptSource(pContext, MessageId);
#if NDIS_SUPPORT_NDIS620
BOOLEAN bSpawnNextDpc = FALSE;
PNDIS_RECEIVE_THROTTLE_PARAMETERS RxThrottleParameters = (PNDIS_RECEIVE_THROTTLE_PARAMETERS)ReceiveThrottleParameters;
DPrintf(5, ("[%s] (Message %d, source %d)\n", __FUNCTION__, MessageId, interruptSource));
RxThrottleParameters->MoreNblsPending = 0;
interruptSource = ParaNdis_DPCWorkBody(pContext, RxThrottleParameters->MaxNblsToIndicate);
if (interruptSource)
{
InterlockedOr(&pContext->InterruptStatus, interruptSource);
if (interruptSource & isReceive)
{
if (NDIS_INDICATE_ALL_NBLS != RxThrottleParameters->MaxNblsToIndicate)
{
RxThrottleParameters->MoreNblsPending = 1;
DPrintf(3, ("[%s] Requested additional RX DPC\n", __FUNCTION__));
}
else
bSpawnNextDpc = TRUE;
}
if (interruptSource & isTransmit)
bSpawnNextDpc = TRUE;
if (bSpawnNextDpc)
{
GROUP_AFFINITY Affinity;
GetAffinityForCurrentCpu(&Affinity);
NdisMQueueDpcEx(pContext->InterruptHandle, MessageId, &Affinity, MiniportDpcContext);
}
}
#else
UNREFERENCED_PARAMETER(NdisReserved1);
DPrintf(5, ("[%s] (Message %d, source %d)\n", __FUNCTION__, MessageId, interruptSource));
interruptSource = ParaNdis_DPCWorkBody(pContext, PARANDIS_UNLIMITED_PACKETS_TO_INDICATE);
if (interruptSource)
{
DPrintf(4, ("[%s] Queued additional DPC for %d\n", __FUNCTION__, interruptSource));
InterlockedOr(&pContext->InterruptStatus, interruptSource);
NdisMQueueDpc(pContext->InterruptHandle, MessageId, 1 << KeGetCurrentProcessorNumber(), MiniportDpcContext);
}
#endif
UNREFERENCED_PARAMETER(NdisReserved2);
}
