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fix: disable timestamp caching for platforms with dc flush

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Related-To: NEO-14360

Signed-off-by: Szymon Morek <szymon.morek@intel.com>
This commit is contained in:
Szymon Morek
2025-08-13 10:45:29 +00:00
committed by Compute-Runtime-Automation
parent 79905e8ec1
commit ce2d7ea67e
2 changed files with 8 additions and 1 deletions
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2
shared/source/os_interface/product_helper_xe2_and_later.inl
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@@ -59,7 +59,7 @@ bool ProductHelperHw<gfxProduct>::isNonCoherentTimestampsModeEnabled() const {
if (debugManager.flags.ForceNonCoherentModeForTimestamps.get() != -1) {
return debugManager.flags.ForceNonCoherentModeForTimestamps.get();
}
return true;
return !this->isDcFlushAllowed();
}
template <PRODUCT_FAMILY gfxProduct>

7
shared/test/unit_test/helpers/gfx_core_helper_xe2_and_later.cpp
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@@ -25,6 +25,13 @@ HWTEST2_F(GfxCoreHelperXe2AndLaterTests, givenAtLeastXe2HpgWhenCallIsTimestampSh
EXPECT_FALSE(gfxCoreHelper.isTimestampShiftRequired());
}
HWTEST2_F(GfxCoreHelperXe2AndLaterTests, givenAtLeastXe2HpgWhenCallIsNonCoherentTimestampsModeEnabledThenReturnCorrectValue, IsAtLeastXe2HpgCore) {
MockExecutionEnvironment mockExecutionEnvironment{};
auto &productHelper = mockExecutionEnvironment.rootDeviceEnvironments[0]->getHelper<ProductHelper>();
EXPECT_EQ(!productHelper.isDcFlushAllowed(), productHelper.isNonCoherentTimestampsModeEnabled());
}
HWTEST2_F(GfxCoreHelperXe2AndLaterTests, givenDebugFlagWhenCheckingIsResolveDependenciesByPipeControlsSupportedThenCorrectValueIsReturned, IsLNL) {
DebugManagerStateRestore restorer;