Always add dcFlush before aux translation kernels

Change-Id: I4a9b0ec21365cc19532be74c9dc44d68c8fa0bfe
Signed-off-by: Dunajski, Bartosz <[email protected]>

Author: BartoszDunajski

runtime/built_ins/aux_translation_builtin.h

@@ -34,8 +34,7 @@ class BuiltInOp<EBuiltInOps::AuxTranslation> : public BuiltinDispatchInfoBuilder
 
             if (kernelInstanceNumber == 0) {
                 // Before Kernel
-                bool dcFlush = (AuxTranslationDirection::AuxToNonAux == operationParams.auxTranslationDirection);
-                registerPipeControlProgramming<GfxFamily>(builder.getDispatchInfo(0).dispatchInitCommands, dcFlush);
+                registerPipeControlProgramming<GfxFamily>(builder.getDispatchInfo(0).dispatchInitCommands, true);
             }
             if (kernelInstanceNumber == numMemObjectsToTranslate - 1) {
                 // After Kernel

unit_tests/command_queue/dispatch_walker_tests.cpp

@@ -1346,7 +1346,7 @@ HWTEST_F(DispatchWalkerTest, givenKernelWhenNonAuxToAuxWhenTranslationRequiredTh
     bool dcFlushRequired = (executionEnvironment->getHardwareInfo()->platform.eRenderCoreFamily == IGFX_GEN8_CORE);
 
     auto beginPipeControl = genCmdCast<typename FamilyType::PIPE_CONTROL *>(*(pipeControls[0]));
-    EXPECT_EQ(dcFlushRequired, beginPipeControl->getDcFlushEnable());
+    EXPECT_TRUE(beginPipeControl->getDcFlushEnable());
     EXPECT_TRUE(beginPipeControl->getCommandStreamerStallEnable());
 
     auto endPipeControl = genCmdCast<typename FamilyType::PIPE_CONTROL *>(*(pipeControls[1]));