From 491fb3ccfbb488a62995659f028aba751ac3e1fe Mon Sep 17 00:00:00 2001
From: sunshineinabox <aqemail@gmail.com>
Date: Fri, 22 Nov 2024 19:12:17 -0600
Subject: [PATCH] Vulkan: Enable pageable device-local memory

---
 .../VulkanInitialization.cs                    | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/src/Ryujinx.Graphics.Vulkan/VulkanInitialization.cs b/src/Ryujinx.Graphics.Vulkan/VulkanInitialization.cs
index 1f7433515..6493042c1 100644
--- a/src/Ryujinx.Graphics.Vulkan/VulkanInitialization.cs
+++ b/src/Ryujinx.Graphics.Vulkan/VulkanInitialization.cs
@@ -29,6 +29,7 @@ namespace Ryujinx.Graphics.Vulkan
             KhrDrawIndirectCount.ExtensionName,
             KhrPushDescriptor.ExtensionName,
             ExtExternalMemoryHost.ExtensionName,
+            ExtPageableDeviceLocalMemory.ExtensionName,
             "VK_EXT_blend_operation_advanced",
             "VK_EXT_custom_border_color",
             "VK_EXT_descriptor_indexing", // Enabling this works around an issue with disposed buffer bindings on RADV.
@@ -461,6 +462,14 @@ namespace Ryujinx.Graphics.Vulkan
                 features2.PNext = &supportedFeaturesShaderInt8;
             }
 
+            PhysicalDevicePageableDeviceLocalMemoryFeaturesEXT supportedPageableDeviceLocalMemoryFeatures = new()
+            {
+                SType = StructureType.PhysicalDevicePageableDeviceLocalMemoryFeaturesExt,
+                PNext = features2.PNext,
+            };
+
+            features2.PNext = &supportedPageableDeviceLocalMemoryFeatures;
+
             PhysicalDeviceVulkan12Features supportedPhysicalDeviceVulkan12Features = new()
             {
                 SType = StructureType.PhysicalDeviceVulkan12Features,
@@ -633,6 +642,15 @@ namespace Ryujinx.Graphics.Vulkan
                 pExtendedFeatures = &featuresDynamicAttachmentFeedbackLoop;
             }
 
+            PhysicalDevicePageableDeviceLocalMemoryFeaturesEXT featuresPageableDeviceLocalMemory = new()
+            {
+                SType = StructureType.PhysicalDevicePageableDeviceLocalMemoryFeaturesExt,
+                PNext = pExtendedFeatures,
+                PageableDeviceLocalMemory = supportedPageableDeviceLocalMemoryFeatures.PageableDeviceLocalMemory,
+            };
+
+            pExtendedFeatures = &featuresPageableDeviceLocalMemory;
+
             var enabledExtensions = _requiredExtensions.Union(_desirableExtensions.Intersect(physicalDevice.DeviceExtensions));
 
             if (VendorUtils.FromId(physicalDevice.PhysicalDeviceProperties.VendorID) == Vendor.Qualcomm &&