Revert "performance: disable cpu caching for buffers on PTL"

This reverts commit 681ef36.

Signed-off-by: Compute-Runtime-Validation <[email protected]>

Author: Compute-Runtime-Validation

shared/source/xe3_core/ptl/os_agnostic_product_helper_ptl.inl

@@ -29,9 +29,4 @@ bool ProductHelperHw<gfxProduct>::isDirectSubmissionSupported(ReleaseHelper *rel
     return true;
 }
 
-template <>
-bool ProductHelperHw<gfxProduct>::isCachingOnCpuAvailable() const {
-    return false;
-}
-
 } // namespace NEO

shared/test/unit_test/xe3_core/ptl/product_helper_tests_ptl.cpp

@@ -43,7 +43,3 @@ PTLTEST_F(PtlProductHelper, givenCompilerProductHelperWhenGetMidThreadPreemption
 PTLTEST_F(PtlProductHelper, givenProductHelperWhenCheckDirectSubmissionSupportedThenTrueIsReturned) {
     EXPECT_TRUE(productHelper->isDirectSubmissionSupported(releaseHelper));
 }
-
-PTLTEST_F(PtlProductHelper, givenProductHelperWhenCallIsCachingOnCpuAvailableThenFalseIsReturned) {
-    EXPECT_FALSE(productHelper->isCachingOnCpuAvailable());
-}