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/*
* Copyright (C) 2020-2025 Intel Corporation
*
* SPDX-License-Identifier: MIT
*
*/
#include "level_zero/core/source/image/image_imp.h"
#include "shared/source/device/device.h"
#include "shared/source/execution_environment/execution_environment.h"
#include "shared/source/execution_environment/root_device_environment.h"
#include "shared/source/gmm_helper/gmm.h"
#include "shared/source/helpers/basic_math.h"
#include "shared/source/helpers/bindless_heaps_helper.h"
#include "shared/source/helpers/gfx_core_helper.h"
#include "shared/source/helpers/hw_info.h"
#include "shared/source/memory_manager/memory_manager.h"
#include "level_zero/core/source/device/device.h"
#include "level_zero/core/source/device/device_imp.h"
#include "level_zero/core/source/driver/driver_handle_imp.h"
#include "level_zero/core/source/image/image_formats.h"
#include "neo_igfxfmid.h"
namespace L0 {
ImageAllocatorFn imageFactory[IGFX_MAX_PRODUCT] = {};
bool isImportedWin32Handle(const ze_image_desc_t *imgDesc) {
const ze_base_desc_t *extendedDesc = reinterpret_cast<const ze_base_desc_t *>(imgDesc->pNext);
bool importedWin32Handle = false;
while (extendedDesc) {
if (extendedDesc->stype == ZE_STRUCTURE_TYPE_EXTERNAL_MEMORY_IMPORT_WIN32) {
importedWin32Handle = true;
}
extendedDesc = reinterpret_cast<const ze_base_desc_t *>(extendedDesc->pNext);
}
return importedWin32Handle;
}
void getImageDescriptorFor3ChEmulation(const ze_image_desc_t *origImgDesc, ze_image_desc_t *imgDesc) {
*imgDesc = *origImgDesc;
if (origImgDesc->format.layout == ZE_IMAGE_FORMAT_LAYOUT_16_16_16) {
imgDesc->format.layout = ZE_IMAGE_FORMAT_LAYOUT_16_16_16_16;
imgDesc->format.x = ZE_IMAGE_FORMAT_SWIZZLE_R;
imgDesc->format.y = ZE_IMAGE_FORMAT_SWIZZLE_G;
imgDesc->format.z = ZE_IMAGE_FORMAT_SWIZZLE_B;
imgDesc->format.w = ZE_IMAGE_FORMAT_SWIZZLE_1;
}
if (origImgDesc->format.layout == ZE_IMAGE_FORMAT_LAYOUT_8_8_8) {
imgDesc->format.layout = ZE_IMAGE_FORMAT_LAYOUT_8_8_8_8;
imgDesc->format.x = ZE_IMAGE_FORMAT_SWIZZLE_R;
imgDesc->format.y = ZE_IMAGE_FORMAT_SWIZZLE_G;
imgDesc->format.z = ZE_IMAGE_FORMAT_SWIZZLE_B;
imgDesc->format.w = ZE_IMAGE_FORMAT_SWIZZLE_1;
}
return;
}
ImageImp::~ImageImp() {
if ((isImageView() || imageFromBuffer) && this->device != nullptr) {
auto rootIndex = this->device->getNEODevice()->getRootDeviceIndex();
if (bindlessInfo.get() && this->device->getNEODevice()->getExecutionEnvironment()->rootDeviceEnvironments[rootIndex]->getBindlessHeapsHelper() != nullptr) {
this->device->getNEODevice()->getExecutionEnvironment()->rootDeviceEnvironments[rootIndex]->getBindlessHeapsHelper()->releaseSSToReusePool(*bindlessInfo);
}
}
if (this->device != nullptr) {
if (!isImageView() && !imageFromBuffer) {
this->device->getNEODevice()->getMemoryManager()->freeGraphicsMemory(this->allocation);
}
if (implicitArgsAllocation) {
this->device->getNEODevice()->getMemoryManager()->freeGraphicsMemory(this->implicitArgsAllocation);
}
}
}
ze_result_t ImageImp::destroy() {
if (this->getAllocation() && this->device) {
auto imageAllocPtr = reinterpret_cast<const void *>(this->getAllocation()->getGpuAddress());
DriverHandleImp *driverHandle = static_cast<DriverHandleImp *>(this->device->getDriverHandle());
for (auto peerDevice : driverHandle->devices) {
this->destroyPeerImages(imageAllocPtr, peerDevice);
}
}
delete this;
return ZE_RESULT_SUCCESS;
}
ze_result_t ImageImp::destroyPeerImages(const void *ptr, Device *device) {
DeviceImp *deviceImp = static_cast<DeviceImp *>(device);
std::unique_lock<NEO::SpinLock> lock(deviceImp->peerImageAllocationsMutex);
if (deviceImp->peerImageAllocations.find(ptr) != deviceImp->peerImageAllocations.end()) {
delete deviceImp->peerImageAllocations[ptr];
deviceImp->peerImageAllocations.erase(ptr);
}
return ZE_RESULT_SUCCESS;
}
ze_result_t ImageImp::createView(Device *device, const ze_image_desc_t *desc, ze_image_handle_t *pImage) {
auto productFamily = device->getNEODevice()->getHardwareInfo().platform.eProductFamily;
ImageAllocatorFn allocator = nullptr;
allocator = imageFactory[productFamily];
ImageImp *image = nullptr;
image = static_cast<ImageImp *>((*allocator)());
image->allocation = allocation;
image->sourceImageFormatDesc = this->imageFormatDesc;
image->imgInfo = this->imgInfo;
image->imageFromBuffer = this->imageFromBuffer;
auto result = ZE_RESULT_SUCCESS;
switch (desc->format.layout) {
default:
result = image->initialize(device, desc);
break;
case ZE_IMAGE_FORMAT_LAYOUT_32_32_32:
result = ZE_RESULT_ERROR_UNSUPPORTED_FEATURE;
break;
case ZE_IMAGE_FORMAT_LAYOUT_8_8_8:
case ZE_IMAGE_FORMAT_LAYOUT_16_16_16:
if (isImportedWin32Handle(desc)) {
result = ZE_RESULT_ERROR_UNSUPPORTED_FEATURE;
} else {
ze_image_desc_t imgDesc = {};
getImageDescriptorFor3ChEmulation(desc, &imgDesc);
image->setMimickedImage(true);
result = image->initialize(device, &imgDesc);
}
break;
}
if (result != ZE_RESULT_SUCCESS) {
image->destroy();
image = nullptr;
}
*pImage = image;
return result;
}
ze_result_t ImageImp::allocateBindlessSlot() {
if (!isImageView() && !imageFromBuffer) {
if (!this->device->getNEODevice()->getMemoryManager()->allocateBindlessSlot(allocation)) {
return ZE_RESULT_ERROR_OUT_OF_HOST_MEMORY;
}
if (allocation->getBindlessOffset() != std::numeric_limits<uint64_t>::max()) {
bindlessInfo = std::make_unique<NEO::SurfaceStateInHeapInfo>(allocation->getBindlessInfo());
}
return ZE_RESULT_SUCCESS;
}
auto bindlessHelper = this->device->getNEODevice()->getExecutionEnvironment()->rootDeviceEnvironments[allocation->getRootDeviceIndex()]->getBindlessHeapsHelper();
if (bindlessHelper && !bindlessInfo) {
auto &gfxCoreHelper = this->device->getNEODevice()->getExecutionEnvironment()->rootDeviceEnvironments[allocation->getRootDeviceIndex()]->getHelper<NEO::GfxCoreHelper>();
const auto surfStateCount = NEO::BindlessImageSlot::max;
auto surfaceStateSize = surfStateCount * gfxCoreHelper.getRenderSurfaceStateSize();
auto surfaceStateInfo = bindlessHelper->allocateSSInHeap(surfaceStateSize, allocation, NEO::BindlessHeapsHelper::globalSsh);
if (surfaceStateInfo.heapAllocation == nullptr) {
return ZE_RESULT_ERROR_OUT_OF_HOST_MEMORY;
}
bindlessInfo = std::make_unique<NEO::SurfaceStateInHeapInfo>(surfaceStateInfo);
}
return ZE_RESULT_SUCCESS;
}
NEO::SurfaceStateInHeapInfo *ImageImp::getBindlessSlot() {
return bindlessInfo.get();
}
ze_result_t Image::create(uint32_t productFamily, Device *device, const ze_image_desc_t *desc, Image **pImage) {
ze_result_t result = ZE_RESULT_SUCCESS;
ImageAllocatorFn allocator = nullptr;
if (productFamily < IGFX_MAX_PRODUCT) {
allocator = imageFactory[productFamily];
}
ImageImp *image = nullptr;
if (allocator) {
image = static_cast<ImageImp *>((*allocator)());
switch (desc->format.layout) {
default:
result = image->initialize(device, desc);
break;
case ZE_IMAGE_FORMAT_LAYOUT_8_8_8:
case ZE_IMAGE_FORMAT_LAYOUT_16_16_16:
if (isImportedWin32Handle(desc)) {
result = ZE_RESULT_ERROR_UNSUPPORTED_FEATURE;
} else {
ze_image_desc_t imgDesc = {};
getImageDescriptorFor3ChEmulation(desc, &imgDesc);
image->setMimickedImage(true);
result = image->initialize(device, &imgDesc);
}
break;
case ZE_IMAGE_FORMAT_LAYOUT_32_32_32:
result = ZE_RESULT_ERROR_UNSUPPORTED_FEATURE;
break;
}
if (result != ZE_RESULT_SUCCESS) {
image->destroy();
image = nullptr;
}
} else {
result = ZE_RESULT_ERROR_UNKNOWN;
}
*pImage = image;
return result;
}
ze_result_t Image::getPitchFor2dImage(
ze_device_handle_t hDevice,
size_t imageWidth,
size_t imageHeight,
unsigned int elementSizeInByte,
size_t *rowPitch) {
NEO::ImageInfo imgInfo = {};
imgInfo.imgDesc.imageType = NEO::ImageType::image2D;
imgInfo.imgDesc.imageWidth = imageWidth;
imgInfo.imgDesc.imageHeight = imageHeight;
imgInfo.linearStorage = true;
[[maybe_unused]] uint32_t exponent;
switch (elementSizeInByte) {
default:
exponent = Math::log2(elementSizeInByte);
if (exponent >= 5u) {
return ZE_RESULT_ERROR_INVALID_ARGUMENT;
}
imgInfo.surfaceFormat = &ImageFormats::surfaceFormatsForRedescribe[exponent % 5];
break;
case 3:
imgInfo.surfaceFormat = &ImageFormats::surfaceFormatsForRedescribe[5];
break;
case 6:
imgInfo.surfaceFormat = &ImageFormats::surfaceFormatsForRedescribe[6];
break;
}
Device *device = Device::fromHandle(hDevice);
*rowPitch = ImageImp::getRowPitchFor2dImage(device, imgInfo);
return ZE_RESULT_SUCCESS;
}
ze_result_t ImageImp::getDeviceOffset(uint64_t *deviceOffset) {
if (!this->bindlessImage) {
return ZE_RESULT_ERROR_NOT_AVAILABLE;
}
DEBUG_BREAK_IF(this->getBindlessSlot() == nullptr);
*deviceOffset = this->getBindlessSlot()->surfaceStateOffset;
return ZE_RESULT_SUCCESS;
}
size_t ImageImp::getRowPitchFor2dImage(Device *device, const NEO::ImageInfo &imgInfo) {
NEO::StorageInfo storageInfo = {};
NEO::ImageInfo info = imgInfo;
DeviceImp *deviceImp = static_cast<DeviceImp *>(device);
NEO::Gmm gmm(deviceImp->getNEODevice()->getExecutionEnvironment()->rootDeviceEnvironments[deviceImp->getRootDeviceIndex()]->getGmmHelper(),
info,
storageInfo,
false);
return info.rowPitch;
}
} // namespace L0
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