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Disable Vulkan Push Descriptors on Adreno

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Adreno drivers have certain errata which leads to Vulkan Push Descriptors to be broken on them in certain cases which leads to a descriptor set update being swallowed. This has been worked around by disabling push descriptors on Adreno drivers, this may lead to reduced performance on certain titles which frequently bind new descriptors.
This commit is contained in:
Billy Laws 2022-07-29 03:43:28 +05:30 committed by PixelyIon
parent 88fd491ed5
commit 38eab80ed8
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GPG Key ID: 11BC6C3201BC2C05
2 changed files with 13 additions and 1 deletions
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13
app/src/main/cpp/skyline/gpu/trait_manager.cpp
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@ -10,6 +10,16 @@ namespace skyline::gpu {
bool supportsUniformBufferStandardLayout{}; // We require VK_KHR_uniform_buffer_standard_layout but assume it is implicitly supported even when not present
for (auto &extension : deviceExtensions) {
#define EXT_SET_COND(name, property, cond) \
case util::Hash(name): \
if (cond) { \
if (name == extensionName) { \
property = true; \
enabledExtensions.push_back(std::array<char, VK_MAX_EXTENSION_NAME_SIZE>{name}); \
} \
} \
break
#define EXT_SET(name, property) \
case util::Hash(name): \
if (name == extensionName) { \
@ -35,7 +45,7 @@ namespace skyline::gpu {
EXT_SET("VK_EXT_custom_border_color", hasCustomBorderColorExt);
EXT_SET("VK_EXT_provoking_vertex", hasProvokingVertexExt);
EXT_SET("VK_EXT_vertex_attribute_divisor", hasVertexAttributeDivisorExt);
EXT_SET("VK_KHR_push_descriptor", supportsPushDescriptors);
EXT_SET_COND("VK_KHR_push_descriptor", supportsPushDescriptors, !quirks.brokenPushDescriptors);
EXT_SET("VK_KHR_imageless_framebuffer", hasImagelessFramebuffersExt);
EXT_SET("VK_EXT_global_priority", supportsGlobalPriority);
EXT_SET("VK_EXT_shader_viewport_index_layer", supportsShaderViewportIndexLayer);
@ -170,6 +180,7 @@ namespace skyline::gpu {
adrenoBrokenFormatReport = true;
brokenDescriptorAliasing = true;
relaxedRenderPassCompatibility = true; // Adreno drivers support relaxed render pass compatibility rules
brokenPushDescriptors = true;
if (deviceProperties.driverVersion < VK_MAKE_VERSION(512, 600, 0))
maxSubpassCount = 64; // Driver will segfault while destroying the renderpass and associated objects if this is exceeded on all 5xx and below drivers

1
app/src/main/cpp/skyline/gpu/trait_manager.h
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@ -53,6 +53,7 @@ namespace skyline::gpu {
bool adrenoBrokenFormatReport{}; //!< [Adreno Proprietary] If the drivers report format support incorrectly and include cases that are supported by the hardware
bool brokenDescriptorAliasing{}; //!< [Adreno Proprietary] A bug that causes alised descriptor sets to be incorrectly interpreted by the shader compiler leading to it buggering up LLVM function argument types and crashing
bool relaxedRenderPassCompatibility{}; //!< [Adreno Proprietary/Freedreno] A relaxed version of Vulkan specification's render pass compatibility clause which allows for caching pipeline objects for multi-subpass renderpasses, this is intentionally disabled by default as it requires testing prior to enabling
bool brokenPushDescriptors{}; //!< [Adreno Proprietary] A bug that causes push descriptor updates to ignored by the driver in certain situations
u32 maxSubpassCount{std::numeric_limits<u32>::max()}; //!< The maximum amount of subpasses within a renderpass, this is limited to 64 on older Adreno proprietary drivers
vk::QueueGlobalPriorityEXT maxGlobalPriority{vk::QueueGlobalPriorityEXT::eMedium}; //!< The highest allowed global priority of the queue, drivers will not allow higher priorities to be set on queues