From 5f8d6bc504c01716970ebb6ccdd87870fed14919 Mon Sep 17 00:00:00 2001
From: Ameer J <52414509+ameerj@users.noreply.github.com>
Date: Fri, 25 Feb 2022 16:30:13 -0500
Subject: [PATCH] vulkan_device: Blacklist RADV on RDNA2 from
 VK_EXT_vertex_input_dynamic_state

RDNA2 devices running under the RADV driver were crashing when VK_EXT_vertex_input_dynamic_state was enabled.

Blacklisting these devices until a proper fix is established.
---
 .../vulkan_common/vulkan_device.cpp           | 25 ++++++++++++++++---
 1 file changed, 21 insertions(+), 4 deletions(-)

diff --git a/src/video_core/vulkan_common/vulkan_device.cpp b/src/video_core/vulkan_common/vulkan_device.cpp
index d0c84215fd..effde73c92 100644
--- a/src/video_core/vulkan_common/vulkan_device.cpp
+++ b/src/video_core/vulkan_common/vulkan_device.cpp
@@ -231,9 +231,14 @@ std::vector<std::string> GetSupportedExtensions(vk::PhysicalDevice physical) {
     return supported_extensions;
 }
 
+bool IsExtensionSupported(std::span<const std::string> supported_extensions,
+                          std::string_view extension) {
+    return std::ranges::find(supported_extensions, extension) != supported_extensions.end();
+}
+
 NvidiaArchitecture GetNvidiaArchitecture(vk::PhysicalDevice physical,
                                          std::span<const std::string> exts) {
-    if (std::ranges::find(exts, VK_KHR_FRAGMENT_SHADING_RATE_EXTENSION_NAME) != exts.end()) {
+    if (IsExtensionSupported(exts, VK_KHR_FRAGMENT_SHADING_RATE_EXTENSION_NAME)) {
         VkPhysicalDeviceFragmentShadingRatePropertiesKHR shading_rate_props{};
         shading_rate_props.sType =
             VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_FRAGMENT_SHADING_RATE_PROPERTIES_KHR;
@@ -246,7 +251,7 @@ NvidiaArchitecture GetNvidiaArchitecture(vk::PhysicalDevice physical,
             return NvidiaArchitecture::AmpereOrNewer;
         }
     }
-    if (std::ranges::find(exts, VK_NV_SHADING_RATE_IMAGE_EXTENSION_NAME) != exts.end()) {
+    if (IsExtensionSupported(exts, VK_NV_SHADING_RATE_IMAGE_EXTENSION_NAME)) {
         return NvidiaArchitecture::Turing;
     }
     return NvidiaArchitecture::VoltaOrOlder;
@@ -611,7 +616,8 @@ Device::Device(VkInstance instance_, vk::PhysicalDevice physical_, VkSurfaceKHR
             break;
         }
     }
-    if (ext_extended_dynamic_state && driver_id == VK_DRIVER_ID_MESA_RADV) {
+    const bool is_radv = driver_id == VK_DRIVER_ID_MESA_RADV;
+    if (ext_extended_dynamic_state && is_radv) {
         // Mask driver version variant
         const u32 version = (properties.driverVersion << 3) >> 3;
         if (version < VK_MAKE_API_VERSION(0, 21, 2, 0)) {
@@ -620,6 +626,17 @@ Device::Device(VkInstance instance_, vk::PhysicalDevice physical_, VkSurfaceKHR
             ext_extended_dynamic_state = false;
         }
     }
+    if (ext_vertex_input_dynamic_state && is_radv) {
+        // TODO(ameerj): Blacklist only offending driver versions
+        // TODO(ameerj): Confirm if RDNA1 is affected
+        const bool is_rdna2 =
+            IsExtensionSupported(supported_extensions, VK_KHR_FRAGMENT_SHADING_RATE_EXTENSION_NAME);
+        if (is_rdna2) {
+            LOG_WARNING(Render_Vulkan,
+                        "RADV has broken VK_EXT_vertex_input_dynamic_state on RDNA2 hardware");
+            ext_vertex_input_dynamic_state = false;
+        }
+    }
     sets_per_pool = 64;
 
     const bool is_amd =
@@ -635,7 +652,7 @@ Device::Device(VkInstance instance_, vk::PhysicalDevice physical_, VkSurfaceKHR
             has_broken_cube_compatibility = true;
         }
     }
-    const bool is_amd_or_radv = is_amd || driver_id == VK_DRIVER_ID_MESA_RADV;
+    const bool is_amd_or_radv = is_amd || is_radv;
     if (ext_sampler_filter_minmax && is_amd_or_radv) {
         // Disable ext_sampler_filter_minmax on AMD GCN4 and lower as it is broken.
         if (!is_float16_supported) {