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/*
* Copyright (C) 2018-2025 Intel Corporation
*
* SPDX-License-Identifier: MIT
*
*/
#include "shared/source/command_container/command_encoder.h"
#include "shared/source/direct_submission/relaxed_ordering_helper.h"
#include "shared/source/helpers/gfx_core_helper.h"
#include "shared/source/helpers/pause_on_gpu_properties.h"
#include "shared/source/helpers/pipe_control_args.h"
#include "shared/source/memory_manager/internal_allocation_storage.h"
#include "opencl/source/command_queue/gpgpu_walker.h"
#include "opencl/source/command_queue/hardware_interface.h"
#include "opencl/source/helpers/cl_preemption_helper.h"
#include "opencl/source/helpers/hardware_commands_helper.h"
#include "opencl/source/helpers/task_information.h"
#include "opencl/source/mem_obj/buffer.h"
namespace NEO {
template <typename GfxFamily>
template <typename WalkerType>
inline WalkerType *HardwareInterface<GfxFamily>::allocateWalkerSpace(LinearStream &commandStream, const Kernel &kernel) {
auto walkerCmd = commandStream.getSpaceForCmd<WalkerType>();
return walkerCmd;
}
template <typename GfxFamily>
inline void HardwareInterface<GfxFamily>::dispatchWalkerCommon(CommandQueue &commandQueue, const MultiDispatchInfo &multiDispatchInfo, const CsrDependencies &csrDependencies, HardwareInterfaceWalkerArgs &walkerArgs) {
dispatchWalker<typename GfxFamily::DefaultWalkerType>(commandQueue, multiDispatchInfo, csrDependencies, walkerArgs);
}
template <typename GfxFamily>
inline void HardwareInterface<GfxFamily>::dispatchProfilingPerfStartCommands(
TagNodeBase *hwTimeStamps,
TagNodeBase *hwPerfCounter,
LinearStream *commandStream,
CommandQueue &commandQueue) {
if (hwPerfCounter != nullptr) {
GpgpuWalkerHelper<GfxFamily>::dispatchPerfCountersCommandsStart(commandQueue, *hwPerfCounter, commandStream);
}
// If hwTimeStampAlloc is passed (not nullptr), then we know that profiling is enabled
if (hwTimeStamps != nullptr) {
GpgpuWalkerHelper<GfxFamily>::dispatchProfilingCommandsStart(*hwTimeStamps, commandStream, commandQueue.getDevice().getRootDeviceEnvironment());
}
}
template <typename GfxFamily>
inline void HardwareInterface<GfxFamily>::dispatchProfilingPerfEndCommands(
TagNodeBase *hwTimeStamps,
TagNodeBase *hwPerfCounter,
LinearStream *commandStream,
CommandQueue &commandQueue) {
// If hwTimeStamps is passed (not nullptr), then we know that profiling is enabled
if (hwTimeStamps != nullptr) {
GpgpuWalkerHelper<GfxFamily>::dispatchProfilingCommandsEnd(*hwTimeStamps, commandStream, commandQueue.getDevice().getRootDeviceEnvironment());
}
if (hwPerfCounter != nullptr) {
GpgpuWalkerHelper<GfxFamily>::dispatchPerfCountersCommandsEnd(commandQueue, *hwPerfCounter, commandStream);
}
}
template <typename GfxFamily>
template <typename WalkerType>
void HardwareInterface<GfxFamily>::dispatchWalker(
CommandQueue &commandQueue,
const MultiDispatchInfo &multiDispatchInfo,
const CsrDependencies &csrDependencies,
HardwareInterfaceWalkerArgs &walkerArgs) {
LinearStream *commandStream = nullptr;
IndirectHeap *dsh = nullptr, *ioh = nullptr, *ssh = nullptr;
auto mainKernel = multiDispatchInfo.peekMainKernel();
walkerArgs.preemptionMode = ClPreemptionHelper::taskPreemptionMode(commandQueue.getDevice(), multiDispatchInfo);
for (auto &dispatchInfo : multiDispatchInfo) {
// Compute local workgroup sizes
if (dispatchInfo.getLocalWorkgroupSize().x == 0) {
const auto lws = generateWorkgroupSize(dispatchInfo);
const_cast<DispatchInfo &>(dispatchInfo).setLWS(lws);
}
if (dispatchInfo.getKernel() == mainKernel) {
if (!mainKernel->isLocalWorkSize2Patchable()) {
const auto &lws = dispatchInfo.getLocalWorkgroupSize();
mainKernel->setLocalWorkSizeValues(static_cast<uint32_t>(lws.x), static_cast<uint32_t>(lws.y), static_cast<uint32_t>(lws.z));
}
}
}
// Allocate command stream and indirect heaps
bool blockedQueue = (walkerArgs.blockedCommandsData != nullptr);
obtainIndirectHeaps(commandQueue, multiDispatchInfo, blockedQueue, dsh, ioh, ssh);
if (blockedQueue) {
walkerArgs.blockedCommandsData->setHeaps(dsh, ioh, ssh);
commandStream = walkerArgs.blockedCommandsData->commandStream.get();
} else {
commandStream = &commandQueue.getCS(0);
}
if (commandQueue.getDevice().getDebugger()) {
auto debugSurface = commandQueue.getGpgpuCommandStreamReceiver().getDebugSurfaceAllocation();
void *addressToPatch = reinterpret_cast<void *>(debugSurface->getGpuAddress());
size_t sizeToPatch = debugSurface->getUnderlyingBufferSize();
Buffer::setSurfaceState(&commandQueue.getDevice(), commandQueue.getDevice().getDebugger()->getDebugSurfaceReservedSurfaceState(*ssh),
false, false, sizeToPatch, addressToPatch, 0, debugSurface, 0, 0,
mainKernel->areMultipleSubDevicesInContext());
}
if (walkerArgs.relaxedOrderingEnabled) {
RelaxedOrderingHelper::encodeRegistersBeforeDependencyCheckers<GfxFamily>(*commandStream, false);
}
TimestampPacketHelper::programCsrDependenciesForTimestampPacketContainer<GfxFamily>(*commandStream, csrDependencies, walkerArgs.relaxedOrderingEnabled, commandQueue.isBcs());
dsh->align(NEO::EncodeDispatchKernel<GfxFamily>::getDefaultDshAlignment());
walkerArgs.interfaceDescriptorIndex = 0;
walkerArgs.offsetInterfaceDescriptorTable = dsh->getUsed();
size_t totalInterfaceDescriptorTableSize = GfxFamily::template getInterfaceDescriptorSize<WalkerType>();
getDefaultDshSpace(walkerArgs.offsetInterfaceDescriptorTable, commandQueue, multiDispatchInfo, totalInterfaceDescriptorTableSize, dsh, commandStream);
// Program media interface descriptor load
HardwareCommandsHelper<GfxFamily>::sendMediaInterfaceDescriptorLoad(
*commandStream,
walkerArgs.offsetInterfaceDescriptorTable,
totalInterfaceDescriptorTableSize);
DEBUG_BREAK_IF(walkerArgs.offsetInterfaceDescriptorTable % 64 != 0);
dispatchProfilingPerfStartCommands(walkerArgs.hwTimeStamps, walkerArgs.hwPerfCounter, commandStream, commandQueue);
const auto &hwInfo = commandQueue.getDevice().getHardwareInfo();
if (PauseOnGpuProperties::pauseModeAllowed(debugManager.flags.PauseOnEnqueue.get(), commandQueue.getGpgpuCommandStreamReceiver().peekTaskCount(), PauseOnGpuProperties::PauseMode::BeforeWorkload)) {
dispatchDebugPauseCommands(commandStream, commandQueue, DebugPauseState::waitingForUserStartConfirmation,
DebugPauseState::hasUserStartConfirmation, hwInfo);
}
walkerArgs.currentDispatchIndex = 0;
for (auto &dispatchInfo : multiDispatchInfo) {
dispatchInfo.dispatchInitCommands(*commandStream, walkerArgs.timestampPacketDependencies, commandQueue.getDevice().getRootDeviceEnvironment());
walkerArgs.isMainKernel = (dispatchInfo.getKernel() == mainKernel);
dispatchKernelCommands<WalkerType>(commandQueue, dispatchInfo, *commandStream, *dsh, *ioh, *ssh, walkerArgs);
walkerArgs.currentDispatchIndex++;
dispatchInfo.dispatchEpilogueCommands(*commandStream, walkerArgs.timestampPacketDependencies, commandQueue.getDevice().getRootDeviceEnvironment());
}
commandQueue.registerWalkerWithProfilingEnqueued(walkerArgs.event);
if (PauseOnGpuProperties::gpuScratchRegWriteAllowed(debugManager.flags.GpuScratchRegWriteAfterWalker.get(), commandQueue.getGpgpuCommandStreamReceiver().peekTaskCount())) {
uint32_t registerOffset = debugManager.flags.GpuScratchRegWriteRegisterOffset.get();
uint32_t registerData = debugManager.flags.GpuScratchRegWriteRegisterData.get();
PipeControlArgs args;
args.dcFlushEnable = MemorySynchronizationCommands<GfxFamily>::getDcFlushEnable(true, commandQueue.getDevice().getRootDeviceEnvironment());
args.isWalkerWithProfilingEnqueued = commandQueue.getAndClearIsWalkerWithProfilingEnqueued();
MemorySynchronizationCommands<GfxFamily>::addBarrierWithPostSyncOperation(
*commandStream,
PostSyncMode::noWrite,
0u,
0u,
commandQueue.getDevice().getRootDeviceEnvironment(),
args);
LriHelper<GfxFamily>::program(commandStream, registerOffset, registerData, EncodeSetMMIO<GfxFamily>::isRemapApplicable(registerOffset), commandQueue.isBcs());
}
if (PauseOnGpuProperties::pauseModeAllowed(debugManager.flags.PauseOnEnqueue.get(), commandQueue.getGpgpuCommandStreamReceiver().peekTaskCount(), PauseOnGpuProperties::PauseMode::AfterWorkload)) {
dispatchDebugPauseCommands(commandStream, commandQueue, DebugPauseState::waitingForUserEndConfirmation,
DebugPauseState::hasUserEndConfirmation, hwInfo);
}
dispatchProfilingPerfEndCommands(walkerArgs.hwTimeStamps, walkerArgs.hwPerfCounter, commandStream, commandQueue);
}
template <typename GfxFamily>
template <typename WalkerType>
void HardwareInterface<GfxFamily>::dispatchKernelCommands(CommandQueue &commandQueue, const DispatchInfo &dispatchInfo, LinearStream &commandStream,
IndirectHeap &dsh, IndirectHeap &ioh, IndirectHeap &ssh,
HardwareInterfaceWalkerArgs &walkerArgs) {
auto &kernel = *dispatchInfo.getKernel();
DEBUG_BREAK_IF(!(dispatchInfo.getDim() >= 1 && dispatchInfo.getDim() <= 3));
DEBUG_BREAK_IF(!(dispatchInfo.getGWS().z == 1 || dispatchInfo.getDim() == 3));
DEBUG_BREAK_IF(!(dispatchInfo.getGWS().y == 1 || dispatchInfo.getDim() >= 2));
DEBUG_BREAK_IF(!(dispatchInfo.getOffset().z == 0 || dispatchInfo.getDim() == 3));
DEBUG_BREAK_IF(!(dispatchInfo.getOffset().y == 0 || dispatchInfo.getDim() >= 2));
// If we don't have a required WGS, compute one opportunistically
if (walkerArgs.commandType == CL_COMMAND_NDRANGE_KERNEL) {
provideLocalWorkGroupSizeHints(commandQueue.getContextPtr(), dispatchInfo);
}
// Get dispatch geometry
auto dim = dispatchInfo.getDim();
const auto &gws = dispatchInfo.getGWS();
const auto &offset = dispatchInfo.getOffset();
walkerArgs.startOfWorkgroups = &dispatchInfo.getStartOfWorkgroups();
// Compute local workgroup sizes
const auto &lws = dispatchInfo.getLocalWorkgroupSize();
const auto &elws = (dispatchInfo.getEnqueuedWorkgroupSize().x > 0) ? dispatchInfo.getEnqueuedWorkgroupSize() : lws;
// Compute number of work groups
const auto &totalNumberOfWorkgroups = dispatchInfo.getTotalNumberOfWorkgroups();
walkerArgs.numberOfWorkgroups = &dispatchInfo.getNumberOfWorkgroups();
UNRECOVERABLE_IF(totalNumberOfWorkgroups.x == 0);
UNRECOVERABLE_IF(walkerArgs.numberOfWorkgroups->x == 0);
walkerArgs.globalWorkSizes[0] = gws.x;
walkerArgs.globalWorkSizes[1] = gws.y;
walkerArgs.globalWorkSizes[2] = gws.z;
// Patch our kernel constants
kernel.setGlobalWorkOffsetValues(static_cast<uint32_t>(offset.x), static_cast<uint32_t>(offset.y), static_cast<uint32_t>(offset.z));
kernel.setGlobalWorkSizeValues(static_cast<uint32_t>(gws.x), static_cast<uint32_t>(gws.y), static_cast<uint32_t>(gws.z));
if (walkerArgs.isMainKernel || (!kernel.isLocalWorkSize2Patchable())) {
kernel.setLocalWorkSizeValues(static_cast<uint32_t>(lws.x), static_cast<uint32_t>(lws.y), static_cast<uint32_t>(lws.z));
}
kernel.setLocalWorkSize2Values(static_cast<uint32_t>(lws.x), static_cast<uint32_t>(lws.y), static_cast<uint32_t>(lws.z));
kernel.setEnqueuedLocalWorkSizeValues(static_cast<uint32_t>(elws.x), static_cast<uint32_t>(elws.y), static_cast<uint32_t>(elws.z));
if (walkerArgs.isMainKernel) {
kernel.setNumWorkGroupsValues(static_cast<uint32_t>(totalNumberOfWorkgroups.x), static_cast<uint32_t>(totalNumberOfWorkgroups.y), static_cast<uint32_t>(totalNumberOfWorkgroups.z));
}
kernel.setWorkDim(dim);
// Send our indirect object data
walkerArgs.localWorkSizes[0] = lws.x;
walkerArgs.localWorkSizes[1] = lws.y;
walkerArgs.localWorkSizes[2] = lws.z;
dispatchWorkarounds(&commandStream, commandQueue, kernel, true);
programWalker<WalkerType>(commandStream, kernel, commandQueue, dsh, ioh, ssh, dispatchInfo, walkerArgs);
dispatchWorkarounds(&commandStream, commandQueue, kernel, false);
}
template <typename GfxFamily>
void HardwareInterface<GfxFamily>::obtainIndirectHeaps(CommandQueue &commandQueue, const MultiDispatchInfo &multiDispatchInfo,
bool blockedQueue, IndirectHeap *&dsh, IndirectHeap *&ioh, IndirectHeap *&ssh) {
if (blockedQueue) {
size_t dshSize = 0;
size_t colorCalcSize = 0;
size_t sshSize = HardwareCommandsHelper<GfxFamily>::getTotalSizeRequiredSSH(multiDispatchInfo);
dshSize = HardwareCommandsHelper<GfxFamily>::getTotalSizeRequiredDSH(multiDispatchInfo);
commandQueue.allocateHeapMemory(IndirectHeap::Type::dynamicState, dshSize, dsh);
dsh->getSpace(colorCalcSize);
commandQueue.allocateHeapMemory(IndirectHeap::Type::surfaceState, sshSize, ssh);
commandQueue.allocateHeapMemory(IndirectHeap::Type::indirectObject,
HardwareCommandsHelper<GfxFamily>::getTotalSizeRequiredIOH(multiDispatchInfo), ioh);
} else {
dsh = &getIndirectHeap<GfxFamily, IndirectHeap::Type::dynamicState>(commandQueue, multiDispatchInfo);
ioh = &getIndirectHeap<GfxFamily, IndirectHeap::Type::indirectObject>(commandQueue, multiDispatchInfo);
ssh = &getIndirectHeap<GfxFamily, IndirectHeap::Type::surfaceState>(commandQueue, multiDispatchInfo);
}
}
template <typename GfxFamily>
inline void HardwareInterface<GfxFamily>::dispatchDebugPauseCommands(
LinearStream *commandStream,
CommandQueue &commandQueue,
DebugPauseState confirmationTrigger,
DebugPauseState waitCondition,
const HardwareInfo &hwInfo) {
if (!commandQueue.isSpecial()) {
auto address = commandQueue.getGpgpuCommandStreamReceiver().getDebugPauseStateGPUAddress();
{
PipeControlArgs args;
args.dcFlushEnable = MemorySynchronizationCommands<GfxFamily>::getDcFlushEnable(true, commandQueue.getDevice().getRootDeviceEnvironment());
MemorySynchronizationCommands<GfxFamily>::addBarrierWithPostSyncOperation(
*commandStream,
PostSyncMode::immediateData,
address,
static_cast<uint64_t>(confirmationTrigger),
commandQueue.getDevice().getRootDeviceEnvironment(),
args);
}
{
using COMPARE_OPERATION = typename GfxFamily::MI_SEMAPHORE_WAIT::COMPARE_OPERATION;
EncodeSemaphore<GfxFamily>::addMiSemaphoreWaitCommand(*commandStream,
address,
static_cast<uint32_t>(waitCondition),
COMPARE_OPERATION::COMPARE_OPERATION_SAD_EQUAL_SDD, false, false, false, false, nullptr);
}
}
}
} // namespace NEO
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