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fix: Fix signalling with zero size mem operations

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Related-To: NEO-13003

Signed-off-by: Bellekallu Rajkiran <bellekallu.rajkiran@intel.com>
This commit is contained in:
Bellekallu Rajkiran
2025-12-15 11:17:11 +00:00
committed by Compute-Runtime-Automation
parent 9736ab53c0
commit c7a89f3e0a
2 changed files with 41 additions and 4 deletions
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8
level_zero/core/source/cmdlist/cmdlist_hw.inl
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@@ -1689,7 +1689,7 @@ ze_result_t CommandListCoreFamily<gfxCoreFamily>::appendMemoryCopyBlitRegion(Ali
}
dummyBlitWa.isWaRequired = true;
if (!useAdditionalBlitProperties) {
if (!useAdditionalBlitProperties || (copySize.x * copySize.y * copySize.z == 0)) {
appendSignalEventPostWalker(signalEvent, nullptr, nullptr, false, false, true);
}
return ZE_RESULT_SUCCESS;
@@ -2261,11 +2261,11 @@ ze_result_t CommandListCoreFamily<gfxCoreFamily>::appendMemoryCopyRegion(void *d
if (this->isInOrderExecutionEnabled()) {
if (inOrderCopyOnlySignalingAllowed) {
if (!useAdditionalBlitProperties) {
if (!useAdditionalBlitProperties || srcSize == 0) {
appendSignalInOrderDependencyCounter(signalEvent, memoryCopyParams.copyOffloadAllowed, false, false, false);
}
handleInOrderDependencyCounter(signalEvent, false, isCopyOnlyEnabled);
} else if (!useAdditionalBlitProperties && isCopyOnlyEnabled && Event::isAggregatedEvent(signalEvent)) {
} else if ((!useAdditionalBlitProperties || srcSize == 0) && isCopyOnlyEnabled && Event::isAggregatedEvent(signalEvent)) {
appendSignalAggregatedEventAtomic(*signalEvent, isCopyOnlyEnabled);
}
} else {
@@ -2843,7 +2843,7 @@ ze_result_t CommandListCoreFamily<gfxCoreFamily>::appendBlitFill(void *ptr, cons
return ZE_RESULT_ERROR_INVALID_SIZE;
} else {
const bool dualStreamCopyOffloadOperation = isDualStreamCopyOffloadOperation(memoryCopyParams.copyOffloadAllowed);
const bool isCopyOnlySignaling = isCopyOnly(dualStreamCopyOffloadOperation) && !useAdditionalBlitProperties;
const bool isCopyOnlySignaling = isCopyOnly(dualStreamCopyOffloadOperation) && (!useAdditionalBlitProperties || size == 0);
ze_result_t ret = addEventsToCmdList(numWaitEvents, phWaitEvents, nullptr, memoryCopyParams.relaxedOrderingDispatch, false, true, false, dualStreamCopyOffloadOperation);
if (ret) {

37
level_zero/core/test/unit_tests/sources/cmdlist/test_cmdlist_blit.cpp
View File

@@ -1725,5 +1725,42 @@ HWTEST2_F(MultiTileAggregatedBcsSplitTests, givenBcsSplitDisabledWhenCallingZexD
EXPECT_EQ(incValue, expectedTileCount);
}
HWTEST2_F(AppendMemoryCopyTests, givenZeroSizeWhenAppendMemoryFillThenNoMemSetOrXyColorBltProgrammed, IsAtLeastXeHpcCore) {
using GfxFamily = typename NEO::GfxFamilyMapper<FamilyType::gfxCoreFamily>::GfxFamily;
using MEM_SET = typename GfxFamily::MEM_SET;
using XY_COLOR_BLT = typename GfxFamily::XY_COLOR_BLT;
DebugManagerStateRestore restorer;
debugManager.flags.EnableDeviceUsmAllocationPool.set(0);
debugManager.flags.EnableHostUsmAllocationPool.set(0);
MockCommandListForMemFill<FamilyType::gfxCoreFamily> commandList;
MockDriverHandle driverHandleMock;
NEO::DeviceVector neoDevices;
neoDevices.push_back(std::unique_ptr<NEO::Device>(neoDevice));
driverHandleMock.initialize(std::move(neoDevices));
device->setDriverHandle(&driverHandleMock);
commandList.initialize(device, NEO::EngineGroupType::copy, 0u);
commandList.useAdditionalBlitProperties = true;
uint8_t pattern = 0xAB;
void *ptr = reinterpret_cast<void *>(0x1234);
commandList.appendMemoryFill(ptr, reinterpret_cast<void *>(&pattern), sizeof(pattern), 0, nullptr, 0, nullptr, copyParams);
GenCmdList cmdList;
ASSERT_TRUE(FamilyType::Parse::parseCommandBuffer(
cmdList, ptrOffset(commandList.getCmdContainer().getCommandStream()->getCpuBase(), 0),
commandList.getCmdContainer().getCommandStream()->getUsed()));
auto memSetItor = find<MEM_SET *>(cmdList.begin(), cmdList.end());
EXPECT_EQ(cmdList.end(), memSetItor);
auto xyColorBltItor = find<XY_COLOR_BLT *>(cmdList.begin(), cmdList.end());
EXPECT_EQ(cmdList.end(), xyColorBltItor);
device->setDriverHandle(driverHandle.get());
}
} // namespace ult
} // namespace L0