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Initial support for VK_KHR_present_wait2

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Add support for present wait2 ext. for physical, surface and sc.

Signed-off-by: Nir.Ekhauz <nir.ekhauz@arm.com>
Change-Id: I0f7cdadb2d3ea0ecbc32b8b2efe9fc3bb4ba0369
This commit is contained in:
Nir Ekhauz 2025-08-26 12:42:14 +00:00 • committed by Rosen Zhelev
parent ad2767ee77
commit 64c1c46609
11 changed files with 106 additions and 4 deletions
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2
CMakeLists.txt
View file

@ -332,7 +332,7 @@ if (VULKAN_WSI_LAYER_EXPERIMENTAL)
target_sources(${PROJECT_NAME} PUBLIC ${PROJECT_SOURCE_DIR}/wsi/extensions/present_timing.cpp)
add_definitions("-DVULKAN_WSI_LAYER_EXPERIMENTAL=1")
else()
list(APPEND JSON_COMMANDS COMMAND sed -Ei '/VK_EXT_present_timing/d' ${CMAKE_CURRENT_BINARY_DIR}/VkLayer_window_system_integration.json)
list(APPEND JSON_COMMANDS COMMAND sed -Ei '/VK_EXT_present_timing|VK_KHR_present_wait2/d' ${CMAKE_CURRENT_BINARY_DIR}/VkLayer_window_system_integration.json)
add_definitions("-DVULKAN_WSI_LAYER_EXPERIMENTAL=0")
endif()

7
layer/VkLayer_window_system_integration.json
View file

@ -62,6 +62,13 @@
"vkWaitForPresentKHR"
]
},
{
"name": "VK_KHR_present_wait2",
"spec_version": "1",
"entrypoints": [
"vkWaitForPresent2KHR"
]
},
{
"name": "VK_EXT_present_mode_fifo_latest_ready",
"spec_version": "1"

18
layer/layer.cpp
View file

@ -397,6 +397,15 @@ VKAPI_ATTR VkResult create_device(VkPhysicalDevice physicalDevice, const VkDevic
device_data.set_present_wait_enabled(present_wait_features->presentWait);
}
#if VULKAN_WSI_LAYER_EXPERIMENTAL
auto *present_wait2_features = util::find_extension<VkPhysicalDevicePresentWait2FeaturesKHR>(
VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_PRESENT_WAIT_2_FEATURES_KHR, pCreateInfo->pNext);
if (present_wait2_features != nullptr)
{
device_data.set_present_wait2_enabled(present_wait2_features->presentWait2);
}
#endif
return VK_SUCCESS;
}
@ -503,6 +512,15 @@ wsi_layer_vkGetPhysicalDeviceFeatures2(VkPhysicalDevice physical_device,
present_wait_features->presentWait = VK_FALSE;
}
#if VULKAN_WSI_LAYER_EXPERIMENTAL
auto *present_wait2_features = util::find_extension<VkPhysicalDevicePresentWait2FeaturesKHR>(
VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_PRESENT_WAIT_2_FEATURES_KHR, pFeatures->pNext);
if (present_wait2_features != nullptr)
{
present_wait2_features->presentWait2 = VK_TRUE;
}
#endif
instance.disp.GetPhysicalDeviceFeatures2KHR(physical_device, pFeatures);
auto *image_compression_control_swapchain_features =

13
layer/private_data.cpp
View file

@ -433,6 +433,7 @@ device_private_data::device_private_data(instance_private_data &inst_data, VkPhy
, swapchain_maintenance1_enabled{ false }
#if VULKAN_WSI_LAYER_EXPERIMENTAL
, present_timing_enabled { true }
, present_wait2_enabled { false }
#endif
, present_id2_enabled { false }
, present_mode_fifo_latest_ready_enabled { false }
@ -637,6 +638,18 @@ bool device_private_data::is_present_wait_enabled()
return present_wait_enabled;
}
#if VULKAN_WSI_LAYER_EXPERIMENTAL
void device_private_data::set_present_wait2_enabled(bool enable)
{
present_wait2_enabled = enable;
}
bool device_private_data::is_present_wait2_enabled()
{
return present_wait2_enabled;
}
#endif
void device_private_data::set_present_mode_fifo_latest_ready_enabled(bool enable)
{
present_mode_fifo_latest_ready_enabled = enable;

22
layer/private_data.hpp
View file

@ -980,6 +980,22 @@ public:
*/
bool is_present_wait_enabled();
#if VULKAN_WSI_LAYER_EXPERIMENTAL
/**
* @brief Set whether present wait2 feature is enabled.
*
* @return true if enabled, false otherwise.
*/
void set_present_wait2_enabled(bool enable);
/**
* @brief Check whether present wait2 feature has been enabled.
*
* @return true if supported, false otherwise.
*/
bool is_present_wait2_enabled();
#endif
private:
/* Allow util::allocator to access the private constructor */
friend util::allocator;
@ -1048,6 +1064,12 @@ private:
* @brief Stores whether the device has enabled support for the present timing features.
*/
bool present_timing_enabled{ false };
/**
* @brief Stores whether the device supports the present wait2 feature.
*
*/
bool present_wait2_enabled{ false };
#endif
/**

9
wsi/display/surface_properties.cpp
View file

@ -106,6 +106,15 @@ VkResult surface_properties::get_surface_capabilities(VkPhysicalDevice physical_
present_id2_surface_cap->presentId2Supported = VK_TRUE;
}
#if VULKAN_WSI_LAYER_EXPERIMENTAL
auto present_wait2_surface_cap = util::find_extension<VkSurfaceCapabilitiesPresentWait2KHR>(
VK_STRUCTURE_TYPE_SURFACE_CAPABILITIES_PRESENT_WAIT_2_KHR, pSurfaceCapabilities->pNext);
if (present_wait2_surface_cap != nullptr)
{
present_wait2_surface_cap->presentWait2Supported = VK_TRUE;
}
#endif
return VK_SUCCESS;
}

7
wsi/display/swapchain.cpp
View file

@ -102,7 +102,12 @@ VkResult swapchain::add_required_extensions(VkDevice device, const VkSwapchainCr
}
}
if (m_device_data.is_present_wait_enabled())
if (m_device_data.is_present_wait_enabled()
#if VULKAN_WSI_LAYER_EXPERIMENTAL
|| (swapchain_create_info->flags &
(VK_SWAPCHAIN_CREATE_PRESENT_ID_2_BIT_KHR | VK_SWAPCHAIN_CREATE_PRESENT_WAIT_2_BIT_KHR))
#endif
)
{
if (!add_swapchain_extension(
m_allocator.make_unique<wsi_ext_present_wait_display>(*get_swapchain_extension<wsi_ext_present_id>(true))))

9
wsi/headless/surface_properties.cpp
View file

@ -112,6 +112,15 @@ VkResult surface_properties::get_surface_capabilities(VkPhysicalDevice physical_
present_id2_surface_cap->presentId2Supported = VK_TRUE;
}
#if VULKAN_WSI_LAYER_EXPERIMENTAL
auto present_wait2_surface_cap = util::find_extension<VkSurfaceCapabilitiesPresentWait2KHR>(
VK_STRUCTURE_TYPE_SURFACE_CAPABILITIES_PRESENT_WAIT_2_KHR, surface_capabilities->pNext);
if (present_wait2_surface_cap != nullptr)
{
present_wait2_surface_cap->presentWait2Supported = VK_TRUE;
}
#endif
return VK_SUCCESS;
}

7
wsi/headless/swapchain.cpp
View file

@ -109,7 +109,12 @@ VkResult swapchain::add_required_extensions(VkDevice device, const VkSwapchainCr
}
#endif
if (m_device_data.is_present_wait_enabled())
if (m_device_data.is_present_wait_enabled()
#if VULKAN_WSI_LAYER_EXPERIMENTAL
|| (swapchain_create_info->flags &
(VK_SWAPCHAIN_CREATE_PRESENT_ID_2_BIT_KHR | VK_SWAPCHAIN_CREATE_PRESENT_WAIT_2_BIT_KHR))
#endif
)
{
if (!add_swapchain_extension(m_allocator.make_unique<wsi_ext_present_wait_headless>(
*get_swapchain_extension<wsi_ext_present_id>(true))))

9
wsi/wayland/surface_properties.cpp
View file

@ -126,6 +126,15 @@ VkResult surface_properties::get_surface_capabilities(VkPhysicalDevice physical_
present_id2_surface_cap->presentId2Supported = VK_TRUE;
}
#if VULKAN_WSI_LAYER_EXPERIMENTAL
auto present_wait2_surface_cap = util::find_extension<VkSurfaceCapabilitiesPresentWait2KHR>(
VK_STRUCTURE_TYPE_SURFACE_CAPABILITIES_PRESENT_WAIT_2_KHR, pSurfaceCapabilities->pNext);
if (present_wait2_surface_cap != nullptr)
{
present_wait2_surface_cap->presentWait2Supported = VK_TRUE;
}
#endif
return VK_SUCCESS;
}

7
wsi/wayland/swapchain.cpp
View file

@ -113,7 +113,12 @@ VkResult swapchain::add_required_extensions(VkDevice device, const VkSwapchainCr
}
}
if (m_device_data.is_present_wait_enabled())
if (m_device_data.is_present_wait_enabled()
#if VULKAN_WSI_LAYER_EXPERIMENTAL
|| (swapchain_create_info->flags &
(VK_SWAPCHAIN_CREATE_PRESENT_ID_2_BIT_KHR | VK_SWAPCHAIN_CREATE_PRESENT_WAIT_2_BIT_KHR))
#endif
)
{
if (!add_swapchain_extension(
m_allocator.make_unique<wsi_ext_present_wait_wayland>(*get_swapchain_extension<wsi_ext_present_id>(true))))