4 files changed, 22 insertions, 9 deletions

diff --git a/src/video_core/renderer_vulkan/vk_descriptor_pool.cpp b/src/video_core/renderer_vulkan/vk_descriptor_pool.cpp
index adb557f60..d87da2a34 100644
--- a/src/video_core/renderer_vulkan/vk_descriptor_pool.cpp
+++ b/src/video_core/renderer_vulkan/vk_descriptor_pool.cpp
@@ -19,7 +19,6 @@ namespace Vulkan {
 // Prefer small grow rates to avoid saturating the descriptor pool with barely used pipelines
 constexpr size_t SETS_GROW_RATE = 16;
 constexpr s32 SCORE_THRESHOLD = 3;
-constexpr u32 SETS_PER_POOL = 64;
 
 struct DescriptorBank {
     DescriptorBankInfo info;
@@ -59,11 +58,12 @@ static DescriptorBankInfo MakeBankInfo(std::span<const Shader::Info> infos) {
 static void AllocatePool(const Device& device, DescriptorBank& bank) {
     std::array<VkDescriptorPoolSize, 6> pool_sizes;
     size_t pool_cursor{};
+    const u32 sets_per_pool = device.GetSetsPerPool();
     const auto add = [&](VkDescriptorType type, u32 count) {
         if (count > 0) {
             pool_sizes[pool_cursor++] = {
                 .type = type,
-                .descriptorCount = count * SETS_PER_POOL,
+                .descriptorCount = count * sets_per_pool,
             };
         }
     };
@@ -78,7 +78,7 @@ static void AllocatePool(const Device& device, DescriptorBank& bank) {
         .sType = VK_STRUCTURE_TYPE_DESCRIPTOR_POOL_CREATE_INFO,
         .pNext = nullptr,
         .flags = VK_DESCRIPTOR_POOL_CREATE_FREE_DESCRIPTOR_SET_BIT,
-        .maxSets = SETS_PER_POOL,
+        .maxSets = sets_per_pool,
         .poolSizeCount = static_cast<u32>(pool_cursor),
         .pPoolSizes = std::data(pool_sizes),
     }));
diff --git a/src/video_core/renderer_vulkan/vk_rasterizer.cpp b/src/video_core/renderer_vulkan/vk_rasterizer.cpp
index 841a6b846..3bcd6d6cc 100644
--- a/src/video_core/renderer_vulkan/vk_rasterizer.cpp
+++ b/src/video_core/renderer_vulkan/vk_rasterizer.cpp
@@ -765,12 +765,7 @@ void RasterizerVulkan::UpdateStencilOp(Tegra::Engines::Maxwell3D::Regs& regs) {
     const Maxwell::StencilOp zpass = regs.stencil_front_op_zpass;
     const Maxwell::ComparisonOp compare = regs.stencil_front_func_func;
     if (regs.stencil_two_side_enable) {
-        scheduler.Record([fail, zfail, zpass, compare](vk::CommandBuffer cmdbuf) {
-            cmdbuf.SetStencilOpEXT(VK_STENCIL_FACE_FRONT_AND_BACK, MaxwellToVK::StencilOp(fail),
-                                   MaxwellToVK::StencilOp(zpass), MaxwellToVK::StencilOp(zfail),
-                                   MaxwellToVK::ComparisonOp(compare));
-        });
-    } else {
+        // Separate stencil op per face
         const Maxwell::StencilOp back_fail = regs.stencil_back_op_fail;
         const Maxwell::StencilOp back_zfail = regs.stencil_back_op_zfail;
         const Maxwell::StencilOp back_zpass = regs.stencil_back_op_zpass;
@@ -785,6 +780,13 @@ void RasterizerVulkan::UpdateStencilOp(Tegra::Engines::Maxwell3D::Regs& regs) {
                                    MaxwellToVK::StencilOp(back_zfail),
                                    MaxwellToVK::ComparisonOp(back_compare));
         });
+    } else {
+        // Front face defines the stencil op of both faces
+        scheduler.Record([fail, zfail, zpass, compare](vk::CommandBuffer cmdbuf) {
+            cmdbuf.SetStencilOpEXT(VK_STENCIL_FACE_FRONT_AND_BACK, MaxwellToVK::StencilOp(fail),
+                                   MaxwellToVK::StencilOp(zpass), MaxwellToVK::StencilOp(zfail),
+                                   MaxwellToVK::ComparisonOp(compare));
+        });
     }
 }
 
diff --git a/src/video_core/vulkan_common/vulkan_device.cpp b/src/video_core/vulkan_common/vulkan_device.cpp
index 24821c1a3..40b7ea90f 100644
--- a/src/video_core/vulkan_common/vulkan_device.cpp
+++ b/src/video_core/vulkan_common/vulkan_device.cpp
@@ -599,6 +599,12 @@ Device::Device(VkInstance instance_, vk::PhysicalDevice physical_, VkSurfaceKHR
 
     graphics_queue = logical.GetQueue(graphics_family);
     present_queue = logical.GetQueue(present_family);
+
+    sets_per_pool = 64;
+    if (driver_id == VK_DRIVER_ID_AMD_PROPRIETARY || driver_id == VK_DRIVER_ID_AMD_OPEN_SOURCE) {
+        // AMD drivers need a higher amount of Sets per Pool in certain circunstances like in XC2.
+        sets_per_pool = 96;
+    }
 }
 
 Device::~Device() = default;
diff --git a/src/video_core/vulkan_common/vulkan_device.h b/src/video_core/vulkan_common/vulkan_device.h
index 5599c38c5..bc180a32a 100644
--- a/src/video_core/vulkan_common/vulkan_device.h
+++ b/src/video_core/vulkan_common/vulkan_device.h
@@ -323,6 +323,10 @@ public:
         return device_access_memory;
     }
 
+    u32 GetSetsPerPool() const {
+        return sets_per_pool;
+    }
+
 private:
     /// Checks if the physical device is suitable.
     void CheckSuitability(bool requires_swapchain) const;
@@ -376,6 +380,7 @@ private:
     VkShaderStageFlags guest_warp_stages{};     ///< Stages where the guest warp size can be forced.
     u64 device_access_memory{};                 ///< Total size of device local memory in bytes.
     u32 max_push_descriptors{};                 ///< Maximum number of push descriptors
+    u32 sets_per_pool{};                        ///< Sets per Description Pool
     bool is_optimal_astc_supported{};           ///< Support for native ASTC.
     bool is_float16_supported{};                ///< Support for float16 arithmetic.
     bool is_int8_supported{};                   ///< Support for int8 arithmetic.