From fd3fbf66070e85bca8e7261577ea411e2bd620c7 Mon Sep 17 00:00:00 2001
From: Philip Rebohle <philip.rebohle@tu-dortmund.de>
Date: Wed, 6 Mar 2024 15:33:48 +0100
Subject: [PATCH] [dxvk] Remove old memory budget code

Obsolete since we removed the Nvidia HVV workaround for old drivers.

Closes #3877.
---
 src/dxvk/dxvk_memory.cpp | 10 +---------
 src/dxvk/dxvk_memory.h   |  1 -
 2 files changed, 1 insertion(+), 10 deletions(-)

diff --git a/src/dxvk/dxvk_memory.cpp b/src/dxvk/dxvk_memory.cpp
index 0105bca8..e516e358 100644
--- a/src/dxvk/dxvk_memory.cpp
+++ b/src/dxvk/dxvk_memory.cpp
@@ -188,7 +188,6 @@ namespace dxvk {
     for (uint32_t i = 0; i < m_memProps.memoryHeapCount; i++) {
       m_memHeaps[i].properties = m_memProps.memoryHeaps[i];
       m_memHeaps[i].stats      = DxvkMemoryStats { 0, 0 };
-      m_memHeaps[i].budget     = 0;
     }
     
     for (uint32_t i = 0; i < m_memProps.memoryTypeCount; i++) {
@@ -385,9 +384,6 @@ namespace dxvk {
     bool useMemoryPriority = (info.flags & VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT)
                           && (m_device->features().extMemoryPriority.memoryPriority);
     
-    if (type->heap->budget && type->heap->stats.memoryAllocated + size > type->heap->budget)
-      return DxvkDeviceMemory();
-
     float priority = 0.0f;
 
     if (hints.test(DxvkMemoryFlag::GpuReadable))
@@ -547,11 +543,7 @@ namespace dxvk {
   bool DxvkMemoryAllocator::shouldFreeEmptyChunks(
     const DxvkMemoryHeap*       heap,
           VkDeviceSize          allocationSize) const {
-    VkDeviceSize budget = heap->budget;
-
-    if (!budget)
-      budget = (heap->properties.size * 4) / 5;
-
+    VkDeviceSize budget = (heap->properties.size * 4) / 5;
     return heap->stats.memoryAllocated + allocationSize > budget;
   }
 
diff --git a/src/dxvk/dxvk_memory.h b/src/dxvk/dxvk_memory.h
index 14dadd5f..26ae85f4 100644
--- a/src/dxvk/dxvk_memory.h
+++ b/src/dxvk/dxvk_memory.h
@@ -66,7 +66,6 @@ namespace dxvk {
   struct DxvkMemoryHeap {
     VkMemoryHeap      properties;
     DxvkMemoryStats   stats;
-    VkDeviceSize      budget;
   };