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Diffstat (limited to 'src/video_core/vulkan_common/vulkan_device.h')
-rw-r--r--src/video_core/vulkan_common/vulkan_device.h36
1 files changed, 35 insertions, 1 deletions
diff --git a/src/video_core/vulkan_common/vulkan_device.h b/src/video_core/vulkan_common/vulkan_device.h
index 8237868c6d..622d792210 100644
--- a/src/video_core/vulkan_common/vulkan_device.h
+++ b/src/video_core/vulkan_common/vulkan_device.h
@@ -6,8 +6,10 @@
#pragma once
+#include <array>
#include <atomic>
#include <cstdlib>
+#include <mutex>
#include <optional>
#include <set>
#include <span>
@@ -21,6 +23,7 @@
#include "video_core/vulkan_common/vulkan_wrapper.h"
VK_DEFINE_HANDLE(VmaAllocator)
+VK_DEFINE_HANDLE(VmaPool)
// Define all features which may be used by the implementation here.
// Vulkan version in the macro describes the minimum version required for feature availability.
@@ -66,6 +69,7 @@ VK_DEFINE_HANDLE(VmaAllocator)
FEATURE(EXT, 4444Formats, 4444_FORMATS, format_a4b4g4r4) \
FEATURE(EXT, IndexTypeUint8, INDEX_TYPE_UINT8, index_type_uint8) \
FEATURE(EXT, LineRasterization, LINE_RASTERIZATION, line_rasterization) \
+ FEATURE(EXT, MeshShader, MESH_SHADER, mesh_shader) \
FEATURE(EXT, PrimitiveTopologyListRestart, PRIMITIVE_TOPOLOGY_LIST_RESTART, \
primitive_topology_list_restart) \
FEATURE(EXT, ProvokingVertex, PROVOKING_VERTEX, provoking_vertex) \
@@ -264,6 +268,17 @@ public:
return allocator;
}
+ /// Allocations kept out of the default blocks, which then hold images only: churned buffers
+ /// and long-lived sparse pages left holes the texture cache's collector couldn't drain.
+ enum class SeparatePool : u32 {
+ SparsePages,
+ DeviceBuffers,
+ };
+ static constexpr VkDeviceSize SeparatePoolBlockSize = 16ULL << 20;
+
+ /// The pool of that kind for a memory type, created on first use (null if that failed).
+ VmaPool GetSeparatePool(SeparatePool kind, u32 memory_type) const;
+
/// Returns the logical device.
const vk::Device& GetLogical() const {
return logical;
@@ -633,6 +648,12 @@ FN_MAX_LIMIT_LIST
return extensions.shader_quad_control && features.shader_quad_control.shaderQuadControl;
}
+ /// Returns true if the device supports task and mesh shaders (VK_EXT_mesh_shader).
+ bool IsExtMeshShaderSupported() const {
+ return extensions.mesh_shader && features.mesh_shader.taskShader &&
+ features.mesh_shader.meshShader;
+ }
+
/// Returns true if the device supports VK_KHR_image_format_list.
bool IsKhrImageFormatListSupported() const {
return extensions.image_format_list || instance_version >= VK_API_VERSION_1_2;
@@ -951,6 +972,11 @@ FN_MAX_LIMIT_LIST
return 0x00010300U;
}
+ /// Returns true for an integrated GPU (its device-local memory is system memory).
+ bool IsIntegrated() const {
+ return is_integrated;
+ }
+
/// Returns true when a known debugging tool is attached.
bool HasDebuggingToolAttached() const {
return has_renderdoc || has_nsight_graphics || has_radeon_gpu_profiler;
@@ -993,9 +1019,15 @@ FN_MAX_LIMIT_LIST
/// The driver's current memory budget for this process (VK_EXT_memory_budget), in
/// GetDeviceMemoryUsage() terms: the usage at which the main device-local heap reaches its
- /// budget. 0 without the extension.
+ /// budget. 0 without the extension. The unused part of the allocator's blocks is not
+ /// subtracted: see GetDeviceMemorySlack().
u64 GetDeviceMemoryBudget() const;
+ /// Memory the allocator holds from the driver in the main device-local heap but has no
+ /// allocation in (the unused part of its blocks). GetDeviceMemoryUsage() does not count it,
+ /// yet the driver does: with the heap at its budget it is not available to new images.
+ u64 GetDeviceMemorySlack() const;
+
u32 GetSetsPerPool() const {
return sets_per_pool;
}
@@ -1179,6 +1211,8 @@ private:
private:
VkInstance instance; ///< Vulkan instance.
VmaAllocator allocator{}; ///< VMA allocator.
+ mutable std::mutex separate_pools_mutex;
+ mutable std::array<std::array<VmaPool, VK_MAX_MEMORY_TYPES>, 2> separate_pools{};
vk::DeviceDispatch dld; ///< Device function pointers.
vk::PhysicalDevice physical; ///< Physical device.
vk::Device logical; ///< Logical device.