skip 1st 2nd dispatches extended to linux. vk_staging_buffer_pool.cpp clamp moved to buffer_cache.h

src/video_core/buffer_cache/buffer_cache.h

@@ -1572,11 +1572,11 @@ void BufferCache<P>::MappedUploadMemory([[maybe_unused]] Buffer& buffer,
                                         [[maybe_unused]] u64 total_size_bytes,
                                         [[maybe_unused]] std::span<BufferCopy> copies) {
     if constexpr (USE_MEMORY_MAPS) {
-        auto upload_staging = runtime.UploadStagingBuffer(total_size_bytes);
+        constexpr u64 MAX_STAGING_SIZE = 2_GiB;
+        auto upload_staging = runtime.UploadStagingBuffer((std::min)(total_size_bytes, MAX_STAGING_SIZE));
+        if (upload_staging.mapped_span.size() < total_size_bytes) return;
+        //auto upload_staging = runtime.UploadStagingBuffer(total_size_bytes);
         const std::span<u8> staging_pointer = upload_staging.mapped_span;
-        if (staging_pointer.size() < total_size_bytes) {
-            return;
-        }
         for (BufferCopy& copy : copies) {
             u8* const src_pointer = staging_pointer.data() + copy.src_offset;
             const DAddr device_addr = buffer.CpuAddr() + copy.dst_offset;

src/video_core/renderer_vulkan/vk_rasterizer.cpp

@@ -500,7 +500,7 @@ void RasterizerVulkan::Clear(u32 layer_count) {
 }
 
 void RasterizerVulkan::DispatchCompute() {
-#ifdef ANDROID
+#if defined(ANDROID) || defined(__linux__)
     static u32 dispatch_count = 0;
     if (dispatch_count < 2) {
         dispatch_count++;

src/video_core/renderer_vulkan/vk_staging_buffer_pool.cpp

@@ -181,7 +181,7 @@ std::optional<StagingBufferRef> StagingBufferPool::TryGetReservedBuffer(size_t s
 
 StagingBufferRef StagingBufferPool::CreateStagingBuffer(size_t size, MemoryUsage usage,
                                                         bool deferred) {
-    const u32 log2 = (std::min)(Common::Log2Ceil64(size), 31U);
+    const u32 log2 = Common::Log2Ceil64(size);
     VkBufferCreateInfo buffer_ci = {
         .sType = VK_STRUCTURE_TYPE_BUFFER_CREATE_INFO,
         .pNext = nullptr,