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fix: RTDispatchGlobals programming

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Related-To: NEO-14423

Signed-off-by: Kamil Kopryk <kamil.kopryk@intel.com>
This commit is contained in:
Kamil Kopryk
2025-06-25 18:01:01 +00:00
committed by Compute-Runtime-Automation
parent 4cbd6c79a0
commit fe34302a3a
26 changed files with 95 additions and 130 deletions
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31
shared/source/device/device.cpp
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@@ -1124,29 +1124,28 @@ void Device::allocateRTDispatchGlobals(uint32_t maxBvhLevels) {
auto rtStackSize = RayTracingHelper::getRTStackSizePerTile(*this, tileCount, maxBvhLevels, extraBytesLocal, extraBytesGlobal);
std::unique_ptr<RTDispatchGlobalsInfo> dispatchGlobalsInfo = std::make_unique<RTDispatchGlobalsInfo>();
auto releaseHelper = getReleaseHelper();
auto &productHelper = getProductHelper();
GraphicsAllocation *dispatchGlobalsArrayAllocation = nullptr;
bool isResource48Bit = productHelper.is48bResourceNeededForRayTracing();
AllocationProperties arrayAllocProps(getRootDeviceIndex(), true, dispatchGlobalsSize,
AllocationType::globalSurface, true, getDeviceBitfield());
arrayAllocProps.flags.resource48Bit = productHelper.is48bResourceNeededForRayTracing();
arrayAllocProps.flags.resource48Bit = isResource48Bit;
arrayAllocProps.flags.isUSMDeviceAllocation = true;
dispatchGlobalsArrayAllocation = getMemoryManager()->allocateGraphicsMemoryWithProperties(arrayAllocProps);
GraphicsAllocation *dispatchGlobalsArrayAllocation = getMemoryManager()->allocateGraphicsMemoryWithProperties(arrayAllocProps);
if (dispatchGlobalsArrayAllocation == nullptr) {
return;
}
for (unsigned int tile = 0; tile < tileCount; tile++) {
for (auto tile = 0u; tile < tileCount; tile++) {
DeviceBitfield deviceBitfield =
(tileCount == 1)
? this->getDeviceBitfield()
: subdevices[tile]->getDeviceBitfield();
AllocationProperties allocProps(getRootDeviceIndex(), true, rtStackSize, AllocationType::buffer, true, deviceBitfield);
allocProps.flags.resource48Bit = productHelper.is48bResourceNeededForRayTracing();
allocProps.flags.resource48Bit = isResource48Bit;
allocProps.flags.isUSMDeviceAllocation = true;
auto rtStackAllocation = getMemoryManager()->allocateGraphicsMemoryWithProperties(allocProps);
@@ -1157,22 +1156,14 @@ void Device::allocateRTDispatchGlobals(uint32_t maxBvhLevels) {
}
RTDispatchGlobals dispatchGlobals = {0};
dispatchGlobals.rtMemBasePtr = rtStackAllocation->getGpuAddress() + rtStackSize;
dispatchGlobals.callStackHandlerKSP = reinterpret_cast<uint64_t>(nullptr);
auto releaseHelper = getReleaseHelper();
dispatchGlobals.stackSizePerRay = releaseHelper ? releaseHelper->getStackSizePerRay() : 0;
auto rtStacksPerDss = RayTracingHelper::getNumRtStacksPerDss(*this);
dispatchGlobals.numDSSRTStacks = rtStacksPerDss;
dispatchGlobals.callStackHandlerKSP = 0;
dispatchGlobals.stackSizePerRay = releaseHelper ? releaseHelper->getAsyncStackSizePerRay() : 0;
dispatchGlobals.numDSSRTStacks = RayTracingHelper::getAsyncNumRTStacksPerDss();
dispatchGlobals.maxBVHLevels = maxBvhLevels;
uint32_t *dispatchGlobalsAsArray = reinterpret_cast<uint32_t *>(&dispatchGlobals);
dispatchGlobalsAsArray[7] = 1;
dispatchGlobals.flags = 1;
if (releaseHelper) {
bool heaplessEnabled = this->getCompilerProductHelper().isHeaplessModeEnabled(this->getHardwareInfo());
releaseHelper->adjustRTDispatchGlobals(static_cast<void *>(&dispatchGlobals), rtStacksPerDss, heaplessEnabled, maxBvhLevels);
}
productHelper.adjustRTDispatchGlobals(dispatchGlobals, this->getHardwareInfo());
MemoryTransferHelper::transferMemoryToAllocation(productHelper.isBlitCopyRequiredForLocalMemory(this->getRootDeviceEnvironment(), *dispatchGlobalsArrayAllocation),
*this,