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/*
* Copyright (C) 2018-2025 Intel Corporation
*
* SPDX-License-Identifier: MIT
*
*/
#include "shared/source/memory_manager/internal_allocation_storage.h"
#include "shared/source/command_stream/command_stream_receiver.h"
#include "shared/source/debug_settings/debug_settings_manager.h"
#include "shared/source/memory_manager/host_ptr_manager.h"
#include "shared/source/os_interface/os_context.h"
namespace NEO {
InternalAllocationStorage::InternalAllocationStorage(CommandStreamReceiver &commandStreamReceiver)
: commandStreamReceiver(commandStreamReceiver){};
void InternalAllocationStorage::storeAllocation(std::unique_ptr<GraphicsAllocation> &&gfxAllocation, uint32_t allocationUsage) {
TaskCountType taskCount = gfxAllocation->getTaskCount(commandStreamReceiver.getOsContext().getContextId());
if (allocationUsage == REUSABLE_ALLOCATION) {
taskCount = commandStreamReceiver.peekTaskCount();
}
storeAllocationWithTaskCount(std::move(gfxAllocation), allocationUsage, taskCount);
}
void InternalAllocationStorage::storeAllocationWithTaskCount(std::unique_ptr<GraphicsAllocation> &&gfxAllocation, uint32_t allocationUsage, TaskCountType taskCount) {
auto memoryManager = commandStreamReceiver.getMemoryManager();
auto osContextId = commandStreamReceiver.getOsContext().getContextId();
if (allocationUsage == TEMPORARY_ALLOCATION && memoryManager->isSingleTemporaryAllocationsListEnabled()) {
memoryManager->storeTemporaryAllocation(std::move(gfxAllocation), osContextId, taskCount);
return;
}
if (allocationUsage == REUSABLE_ALLOCATION) {
if (debugManager.flags.DisableResourceRecycling.get()) {
memoryManager->freeGraphicsMemory(gfxAllocation.release());
return;
}
}
auto &allocationsList = allocationLists[allocationUsage];
gfxAllocation->updateTaskCount(taskCount, osContextId);
allocationsList.pushTailOne(*gfxAllocation.release());
}
void InternalAllocationStorage::cleanAllocationList(TaskCountType waitTaskCount, uint32_t allocationUsage) {
freeAllocationsList(waitTaskCount, allocationLists[allocationUsage]);
}
void InternalAllocationStorage::freeAllocationsList(TaskCountType waitTaskCount, AllocationsList &allocationsList) {
auto memoryManager = commandStreamReceiver.getMemoryManager();
if (&allocationsList == &allocationLists[TEMPORARY_ALLOCATION] && memoryManager->isSingleTemporaryAllocationsListEnabled()) {
memoryManager->cleanTemporaryAllocations(commandStreamReceiver, waitTaskCount);
return;
}
auto lock = memoryManager->getHostPtrManager()->obtainOwnership();
GraphicsAllocation *curr = allocationsList.detachNodes();
IDList<GraphicsAllocation, false, true> allocationsLeft;
while (curr != nullptr) {
auto *next = curr->next;
if (curr->hostPtrTaskCountAssignment == 0 && curr->getTaskCount(commandStreamReceiver.getOsContext().getContextId()) <= waitTaskCount) {
memoryManager->freeGraphicsMemory(curr);
} else {
allocationsLeft.pushTailOne(*curr);
}
curr = next;
}
if (allocationsLeft.peekIsEmpty() == false) {
allocationsList.splice(*allocationsLeft.detachNodes());
}
}
std::unique_ptr<GraphicsAllocation> InternalAllocationStorage::obtainReusableAllocation(size_t requiredSize, AllocationType allocationType) {
auto allocation = allocationLists[REUSABLE_ALLOCATION].detachAllocation(requiredSize, nullptr, &commandStreamReceiver, allocationType);
return allocation;
}
std::unique_ptr<GraphicsAllocation> InternalAllocationStorage::obtainTemporaryAllocationWithPtr(size_t requiredSize, const void *requiredPtr, AllocationType allocationType) {
auto memoryManager = commandStreamReceiver.getMemoryManager();
if (memoryManager->isSingleTemporaryAllocationsListEnabled()) {
return memoryManager->obtainTemporaryAllocationWithPtr(&commandStreamReceiver, requiredSize, requiredPtr, allocationType);
}
auto allocation = allocationLists[TEMPORARY_ALLOCATION].detachAllocation(requiredSize, requiredPtr, &commandStreamReceiver, allocationType);
return allocation;
}
AllocationsList &InternalAllocationStorage::getTemporaryAllocations() {
auto memoryManager = commandStreamReceiver.getMemoryManager();
if (memoryManager->isSingleTemporaryAllocationsListEnabled()) {
return memoryManager->getTemporaryAllocationsList();
}
return allocationLists[TEMPORARY_ALLOCATION];
}
DeviceBitfield InternalAllocationStorage::getDeviceBitfield() const {
return commandStreamReceiver.getOsContext().getDeviceBitfield();
}
} // namespace NEO
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