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[dxvk] Disable defragmentation on ANV

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Philip Rebohle 2024-10-29 01:21:59 +01:00 committed by Philip Rebohle
parent d9d99445bd
commit f05b104310
4 changed files with 11 additions and 4 deletions
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3
dxvk.conf
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@ -390,9 +390,10 @@
#
# Supported values:
# - True: Enable defragmentation
# - Auto: Enable defragmentation, except on blocked drivers
# - False: Disable defragmentation
# dxvk.enableMemoryDefrag = True
# dxvk.enableMemoryDefrag = Auto
# Sets enabled HUD elements

8
src/dxvk/dxvk_memory.cpp
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@ -2322,7 +2322,13 @@ namespace dxvk {
m_memTypes[i].sharedCache->cleanupUnusedFromLockedAllocator(currentTime);
}
if (m_device->config().enableMemoryDefrag) {
// For unknown reasons, defragmentation seems to break Genshin Impact and
// possibly other games on ANV while working fine on other drivers even in
// a stress-test scenario, see https://github.com/doitsujin/dxvk/issues/4395.
bool enableDefrag = !m_device->adapter()->matchesDriver(VK_DRIVER_ID_INTEL_OPEN_SOURCE_MESA);
applyTristate(enableDefrag, m_device->config().enableMemoryDefrag);
if (enableDefrag) {
// Periodically defragment device-local memory types. We cannot
// do anything about mapped allocations since we rely on pointer
// stability there.

2
src/dxvk/dxvk_options.cpp
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@ -5,7 +5,7 @@ namespace dxvk {
DxvkOptions::DxvkOptions(const Config& config) {
enableDebugUtils = config.getOption<bool> ("dxvk.enableDebugUtils", false);
enableStateCache = config.getOption<bool> ("dxvk.enableStateCache", true);
enableMemoryDefrag = config.getOption<bool> ("dxvk.enableMemoryDefrag", true);
enableMemoryDefrag = config.getOption<Tristate>("dxvk.enableMemoryDefrag", Tristate::Auto);
numCompilerThreads = config.getOption<int32_t> ("dxvk.numCompilerThreads", 0);
enableGraphicsPipelineLibrary = config.getOption<Tristate>("dxvk.enableGraphicsPipelineLibrary", Tristate::Auto);
trackPipelineLifetime = config.getOption<Tristate>("dxvk.trackPipelineLifetime", Tristate::Auto);

2
src/dxvk/dxvk_options.h
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@ -15,7 +15,7 @@ namespace dxvk {
bool enableStateCache = true;
/// Enable memory defragmentation
bool enableMemoryDefrag = true;
Tristate enableMemoryDefrag = Tristate::Auto;
/// Number of compiler threads
/// when using the state cache