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/* Copyright (c) 2015-2024 The Khronos Group Inc.
* Copyright (C) 2025 Arm Limited.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "state_tracker/tensor_state.h"
#include "generated/dispatch_functions.h"
#include "state_object.h"
#include "state_tracker/state_tracker.h"
static VkExternalMemoryHandleTypeFlags GetExternalHandleTypes(const VkTensorCreateInfoARM *create_info) {
const auto *external_memory_info = vku::FindStructInPNextChain<VkExternalMemoryTensorCreateInfoARM>(create_info->pNext);
return external_memory_info ? external_memory_info->handleTypes : 0;
}
namespace vvl {
Tensor::Tensor(DeviceState &dev_data, VkTensorARM handle, const VkTensorCreateInfoARM *pCreateInfo)
: Bindable(handle, kVulkanObjectTypeTensorARM, false, (pCreateInfo->flags & VK_TENSOR_CREATE_PROTECTED_BIT_ARM) == 0, GetExternalHandleTypes(pCreateInfo)),
safe_create_info(pCreateInfo),
create_info(*safe_create_info.ptr()),
safe_description(pCreateInfo->pDescription),
description(*safe_description.ptr()) {
tensor_mem_info_ = {VK_STRUCTURE_TYPE_TENSOR_MEMORY_REQUIREMENTS_INFO_ARM, nullptr, handle};
DispatchGetTensorMemoryRequirementsARM(dev_data.device, &tensor_mem_info_, &mem_reqs_);
tracker_.emplace<BindableLinearMemoryTracker>(&mem_reqs_.memoryRequirements);
SetMemoryTracker(&std::get<BindableLinearMemoryTracker>(tracker_));
}
TensorView::TensorView(const std::shared_ptr<Tensor> &tensor, VkTensorViewARM handle, const VkTensorViewCreateInfoARM *pCreateInfo)
: StateObject(handle, kVulkanObjectTypeTensorViewARM),
safe_create_info(pCreateInfo),
create_info(*safe_create_info.ptr()),
tensor_state(tensor) {}
void TensorView::Destroy() {
for (auto &item : sub_states_) {
item.second->Destroy();
}
if (tensor_state) {
tensor_state->RemoveParent(this);
tensor_state = nullptr;
}
StateObject::Destroy();
}
void TensorView::NotifyInvalidate(const StateObject::NodeList &invalid_nodes, bool unlink) {
for (auto &item : sub_states_) {
item.second->NotifyInvalidate(invalid_nodes, unlink);
}
StateObject::NotifyInvalidate(invalid_nodes, unlink);
}
} // namespace vvl
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