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/*
* Copyright (C) 2021-2022 Intel Corporation
*
* SPDX-License-Identifier: MIT
*
*/
#include "shared/source/helpers/hw_helper.h"
#include "shared/source/memory_manager/allocation_properties.h"
#include "shared/source/os_interface/hw_info_config.h"
namespace NEO {
template <>
void HwHelperHw<Family>::setExtraAllocationData(AllocationData &allocationData, const AllocationProperties &properties, const HardwareInfo &hwInfo) const {
const auto &hwInfoConfig = *HwInfoConfig::get(hwInfo.platform.eProductFamily);
if (LocalMemoryAccessMode::CpuAccessDisallowed == hwInfoConfig.getLocalMemoryAccessMode(hwInfo)) {
if (properties.allocationType == AllocationType::LINEAR_STREAM ||
properties.allocationType == AllocationType::INTERNAL_HEAP ||
properties.allocationType == AllocationType::PRINTF_SURFACE ||
properties.allocationType == AllocationType::GPU_TIMESTAMP_DEVICE_BUFFER ||
properties.allocationType == AllocationType::RING_BUFFER ||
properties.allocationType == AllocationType::SEMAPHORE_BUFFER) {
allocationData.flags.useSystemMemory = true;
}
if (!allocationData.flags.useSystemMemory) {
allocationData.flags.requiresCpuAccess = false;
allocationData.storageInfo.isLockable = false;
}
} else if (hwInfo.featureTable.flags.ftrLocalMemory &&
(properties.allocationType == AllocationType::COMMAND_BUFFER ||
properties.allocationType == AllocationType::RING_BUFFER ||
properties.allocationType == AllocationType::SEMAPHORE_BUFFER)) {
allocationData.flags.useSystemMemory = false;
allocationData.flags.requiresCpuAccess = true;
}
if (hwInfoConfig.allowStatelessCompression(hwInfo)) {
if (properties.allocationType == AllocationType::GLOBAL_SURFACE ||
properties.allocationType == AllocationType::CONSTANT_SURFACE ||
properties.allocationType == AllocationType::PRINTF_SURFACE) {
allocationData.flags.requiresCpuAccess = false;
allocationData.storageInfo.isLockable = false;
}
}
if (HwInfoConfig::get(hwInfo.platform.eProductFamily)->isStorageInfoAdjustmentRequired()) {
if (properties.allocationType == AllocationType::BUFFER && !properties.flags.preferCompressed && !properties.flags.shareable) {
allocationData.storageInfo.isLockable = true;
}
}
}
} // namespace NEO
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