mirror of
https://gitlab.freedesktop.org/mesa/vulkan-wsi-layer.git
synced 2025-12-20 06:50:08 +01:00
29ee099f25
In this change, instead of checking the available version for vkGetCalibratedTimestamps between KHR and EXT, unconditionally use the KHR version in VK_EXT_present_timing as the extension has a dependency on VK_KHR_calibrated_timestamps extension. Signed-off-by: Ginu Jacob <ginu.jacob@arm.com> Change-Id: I279182ae6d5311613c430546a8054dee0276c499
107 lines
4.9 KiB
C++
107 lines
4.9 KiB
C++
/*
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* Copyright (c) 2025 Arm Limited.
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*
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* SPDX-License-Identifier: MIT
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to
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* deal in the Software without restriction, including without limitation the
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* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
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* sell copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in all
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* copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*/
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/**
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* @file calibrated_timestamps_api.cpp
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*
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* @brief Contains the Vulkan entrypoints for the calibrated timestamps extension.
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*/
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#include <wsi/extensions/present_timing.hpp>
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#include <wsi/swapchain_base.hpp>
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#if VULKAN_WSI_LAYER_EXPERIMENTAL
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VWL_VKAPI_CALL(VkResult)
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wsi_layer_vkGetCalibratedTimestampsKHR(VkDevice device, uint32_t timestampCount,
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const VkCalibratedTimestampInfoKHR *pTimestampInfos, uint64_t *pTimestamps,
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uint64_t *pMaxDeviation) VWL_API_POST
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{
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auto &device_data = layer::device_private_data::get(device);
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struct stage_local_index_and_offset
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{
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uint32_t index;
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uint64_t calibration_offset;
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};
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util::vector<VkCalibratedTimestampInfoKHR> time_stamp_info{ util::allocator(device_data.get_allocator(),
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VK_SYSTEM_ALLOCATION_SCOPE_OBJECT) };
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util::vector<stage_local_index_and_offset> calibration_index_and_offset{ util::allocator(
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device_data.get_allocator(), VK_SYSTEM_ALLOCATION_SCOPE_OBJECT) };
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for (uint32_t i = 0; i < timestampCount; ++i)
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{
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/* Intercept VkSwapchainCalibratedTimestampInfoEXT struct. */
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auto *ext = util::find_extension<VkSwapchainCalibratedTimestampInfoEXT>(
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VK_STRUCTURE_TYPE_SWAPCHAIN_CALIBRATED_TIMESTAMP_INFO_EXT, pTimestampInfos[i].pNext);
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/* Make a copy of the pTimestampsInfo. */
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if (!time_stamp_info.try_push_back(pTimestampInfos[i]))
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{
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return VK_ERROR_OUT_OF_HOST_MEMORY;
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}
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/* The layer is only handling for present stage local time domains,
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every other time domains including swapchain local (VK_TIME_DOMAIN_SWAPCHAIN_LOCAL_EXT)
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is not handled by the layer. */
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if ((ext != nullptr) && (pTimestampInfos[i].timeDomain == VK_TIME_DOMAIN_PRESENT_STAGE_LOCAL_EXT))
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{
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assert(ext->swapchain != VK_NULL_HANDLE);
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if (!device_data.layer_owns_swapchain(ext->swapchain))
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{
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continue;
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}
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/* Check only one present stage is stated. */
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assert(((ext->presentStage & (~(ext->presentStage) + 1)) == ext->presentStage));
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auto *swapchain = reinterpret_cast<wsi::swapchain_base *>(ext->swapchain);
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auto *present_timing_extension = swapchain->get_swapchain_extension<wsi::wsi_ext_present_timing>(true);
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wsi::swapchain_calibrated_time calibrated_time;
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TRY_LOG_CALL(present_timing_extension->get_swapchain_time_domains().calibrate(
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static_cast<VkPresentStageFlagBitsEXT>(ext->presentStage), &calibrated_time));
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stage_local_index_and_offset index_and_offset = { i, calibrated_time.offset };
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if (!calibration_index_and_offset.try_push_back(index_and_offset))
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{
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return VK_ERROR_OUT_OF_HOST_MEMORY;
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}
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time_stamp_info[i].timeDomain = calibrated_time.time_domain;
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}
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}
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TRY_LOG_CALL(device_data.disp.GetCalibratedTimestampsKHR(device, timestampCount, &time_stamp_info[0], pTimestamps,
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pMaxDeviation));
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/* Loop through the calibration_index_and_offset vector and update the timestamps that are stage local
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with its respective offset. */
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for (const auto &iter : calibration_index_and_offset)
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{
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pTimestamps[iter.index] += iter.calibration_offset;
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}
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return VK_SUCCESS;
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}
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VWL_VKAPI_CALL(VkResult)
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wsi_layer_vkGetCalibratedTimestampsEXT(VkDevice device, uint32_t timestampCount,
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const VkCalibratedTimestampInfoKHR *pTimestampInfos, uint64_t *pTimestamps,
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uint64_t *pMaxDeviation) VWL_API_POST
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{
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return wsi_layer_vkGetCalibratedTimestampsKHR(device, timestampCount, pTimestampInfos, pTimestamps, pMaxDeviation);
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}
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#endif /* VULKAN_WSI_LAYER_EXPERIMENTAL */
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