fix: Defer MOCS to PAT

Related-To: NEO-10556

Signed-off-by: Lukasz Jobczyk <lukasz.jobczyk@intel.com>

shared/source/command_stream/command_stream_receiver.h

@@ -9,6 +9,7 @@
 #include "shared/source/command_stream/csr_definitions.h"
 #include "shared/source/command_stream/linear_stream.h"
 #include "shared/source/command_stream/stream_properties.h"
+#include "shared/source/gmm_helper/cache_settings_helper.h"
 #include "shared/source/helpers/blit_properties_container.h"
 #include "shared/source/helpers/cache_policy.h"
 #include "shared/source/helpers/common_types.h"
@@ -600,7 +601,7 @@ class CommandStreamReceiver {
 
     std::chrono::microseconds gpuHangCheckPeriod{500'000};
     uint32_t lastSentL3Config = 0;
-    uint32_t latestSentStatelessMocsConfig = 0;
+    uint32_t latestSentStatelessMocsConfig = CacheSettings::unknownMocs;
     uint64_t lastSentSliceCount = QueueSliceCount::defaultSliceCount;
 
     uint32_t requiredScratchSlot0Size = 0;

shared/source/gmm_helper/cache_settings_helper.h

@@ -9,7 +9,7 @@
 #include "shared/source/gmm_helper/gmm_lib.h"
 
 namespace CacheSettings {
-inline constexpr uint32_t unknownMocs = GMM_RESOURCE_USAGE_UNKNOWN;
+inline constexpr uint32_t unknownMocs = -1;
 } // namespace CacheSettings
 
 namespace NEO {

shared/source/gmm_helper/gmm_helper.cpp

@@ -15,6 +15,7 @@
 #include "shared/source/helpers/gfx_core_helper.h"
 #include "shared/source/helpers/hw_info.h"
 #include "shared/source/memory_manager/graphics_allocation.h"
+#include "shared/source/os_interface/product_helper.h"
 
 #include <algorithm>
 
@@ -37,6 +38,10 @@ uint32_t GmmHelper::getMOCS(uint32_t type) const {
         type = GMM_RESOURCE_USAGE_OCL_BUFFER_CACHELINE_MISALIGNED;
     }
 
+    if (this->deferMOCSToPatIndex()) {
+        return 0u;
+    }
+
     MEMORY_OBJECT_CONTROL_STATE mocs = gmmClientContext->cachePolicyGetMemoryObject(nullptr, static_cast<GMM_RESOURCE_USAGE_TYPE>(type));
 
     return static_cast<uint32_t>(mocs.DwordValue);

shared/source/gmm_helper/gmm_helper.h

@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2018-2023 Intel Corporation
+ * Copyright (C) 2018-2024 Intel Corporation
  *
  * SPDX-License-Identifier: MIT
  *
@@ -33,6 +33,7 @@ class GmmHelper {
     void setAddressWidth(uint32_t width) { addressWidth = width; };
 
     bool isValidCanonicalGpuAddress(uint64_t address);
+    bool deferMOCSToPatIndex() const;
 
     GmmClientContext *getClientContext() const;
 

shared/source/os_interface/linux/CMakeLists.txt

@@ -45,6 +45,7 @@ set(NEO_CORE_OS_INTERFACE_LINUX
     ${CMAKE_CURRENT_SOURCE_DIR}/drm_wrappers.h
     ${CMAKE_CURRENT_SOURCE_DIR}/product_helper_drm.cpp
     ${CMAKE_CURRENT_SOURCE_DIR}/file_descriptor.h
+    ${CMAKE_CURRENT_SOURCE_DIR}/gmm_helper_linux.cpp
     ${CMAKE_CURRENT_SOURCE_DIR}/hw_device_id.h
     ${CMAKE_CURRENT_SOURCE_DIR}/hw_device_id_linux.cpp
     ${CMAKE_CURRENT_SOURCE_DIR}/kmd_notify_properties_linux.cpp

shared/source/os_interface/linux/gmm_helper_linux.cpp

@@ -0,0 +1,14 @@
+/*
+ * Copyright (C) 2024 Intel Corporation
+ *
+ * SPDX-License-Identifier: MIT
+ *
+ */
+
+#include "shared/source/gmm_helper/gmm_helper.h"
+
+namespace NEO {
+bool GmmHelper::deferMOCSToPatIndex() const {
+    return false;
+}
+} // namespace NEO

shared/source/os_interface/windows/CMakeLists.txt

@@ -69,6 +69,7 @@ set(NEO_CORE_OS_INTERFACE_WDDM
     ${CMAKE_CURRENT_SOURCE_DIR}/gdi_interface_logging.cpp
     ${CMAKE_CURRENT_SOURCE_DIR}/gdi_interface_logging.h
     ${CMAKE_CURRENT_SOURCE_DIR}/gdi_profiling.h
+    ${CMAKE_CURRENT_SOURCE_DIR}/gmm_helper_win.cpp
     ${CMAKE_CURRENT_SOURCE_DIR}/hw_device_id_win.cpp
     ${CMAKE_CURRENT_SOURCE_DIR}/hw_device_id.h
     ${CMAKE_CURRENT_SOURCE_DIR}/product_helper_wddm.cpp

shared/source/os_interface/windows/gmm_helper_win.cpp

@@ -0,0 +1,16 @@
+/*
+ * Copyright (C) 2024 Intel Corporation
+ *
+ * SPDX-License-Identifier: MIT
+ *
+ */
+
+#include "shared/source/execution_environment/root_device_environment.h"
+#include "shared/source/gmm_helper/gmm_helper.h"
+#include "shared/source/os_interface/product_helper.h"
+
+namespace NEO {
+bool GmmHelper::deferMOCSToPatIndex() const {
+    return this->rootDeviceEnvironment.getProductHelper().isNewCoherencyModelSupported();
+}
+} // namespace NEO

shared/source/os_interface/windows/wddm_memory_manager.cpp

@@ -447,6 +447,10 @@ GraphicsAllocation *WddmMemoryManager::allocateGraphicsMemoryForNonSvmHostPtr(co
     GmmRequirements gmmRequirements{};
     gmmRequirements.allowLargePages = true;
     gmmRequirements.preferCompressed = false;
+    if (productHelper.overrideAllocationCacheable(allocationData)) {
+        gmmRequirements.overriderCacheable.enableOverride = true;
+        gmmRequirements.overriderCacheable.value = true;
+    }
 
     auto gmm = new Gmm(executionEnvironment.rootDeviceEnvironments[allocationData.rootDeviceIndex]->getGmmHelper(), alignedPtr, alignedSize, 0u,
                        CacheSettingsHelper::getGmmUsageType(wddmAllocation->getAllocationType(), !!allocationData.flags.uncacheable, productHelper), {}, gmmRequirements);