3 files changed, 13 insertions, 3 deletions

diff --git a/src/video_core/renderer_vulkan/vk_buffer_cache.cpp b/src/video_core/renderer_vulkan/vk_buffer_cache.cpp
index 9627eb129..daa128399 100644
--- a/src/video_core/renderer_vulkan/vk_buffer_cache.cpp
+++ b/src/video_core/renderer_vulkan/vk_buffer_cache.cpp
@@ -303,9 +303,13 @@ BufferCacheRuntime::BufferCacheRuntime(const Device& device_, MemoryAllocator& m
                                        DescriptorPool& descriptor_pool)
     : device{device_}, memory_allocator{memory_allocator_}, scheduler{scheduler_},
       staging_pool{staging_pool_}, guest_descriptor_queue{guest_descriptor_queue_},
-      uint8_pass(device, scheduler, descriptor_pool, staging_pool, compute_pass_descriptor_queue),
       quad_index_pass(device, scheduler, descriptor_pool, staging_pool,
                       compute_pass_descriptor_queue) {
+    if (device.GetDriverID() != VK_DRIVER_ID_QUALCOMM_PROPRIETARY) {
+        // TODO: FixMe: Uint8Pass compute shader does not build on some Qualcomm drivers.
+        uint8_pass = std::make_unique<Uint8Pass>(device, scheduler, descriptor_pool, staging_pool,
+                                                 compute_pass_descriptor_queue);
+    }
     quad_array_index_buffer = std::make_shared<QuadArrayIndexBuffer>(device_, memory_allocator_,
                                                                      scheduler_, staging_pool_);
     quad_strip_index_buffer = std::make_shared<QuadStripIndexBuffer>(device_, memory_allocator_,
@@ -442,7 +446,9 @@ void BufferCacheRuntime::BindIndexBuffer(PrimitiveTopology topology, IndexFormat
                                      topology == PrimitiveTopology::QuadStrip);
     } else if (vk_index_type == VK_INDEX_TYPE_UINT8_EXT && !device.IsExtIndexTypeUint8Supported()) {
         vk_index_type = VK_INDEX_TYPE_UINT16;
-        std::tie(vk_buffer, vk_offset) = uint8_pass.Assemble(num_indices, buffer, offset);
+        if (uint8_pass) {
+            std::tie(vk_buffer, vk_offset) = uint8_pass->Assemble(num_indices, buffer, offset);
+        }
     }
     if (vk_buffer == VK_NULL_HANDLE) {
         // Vulkan doesn't support null index buffers. Replace it with our own null buffer.
diff --git a/src/video_core/renderer_vulkan/vk_buffer_cache.h b/src/video_core/renderer_vulkan/vk_buffer_cache.h
index 5e9602905..794dd0758 100644
--- a/src/video_core/renderer_vulkan/vk_buffer_cache.h
+++ b/src/video_core/renderer_vulkan/vk_buffer_cache.h
@@ -139,7 +139,7 @@ private:
     vk::Buffer null_buffer;
     MemoryCommit null_buffer_commit;
 
-    Uint8Pass uint8_pass;
+    std::unique_ptr<Uint8Pass> uint8_pass;
     QuadIndexedPass quad_index_pass;
 };
 
diff --git a/src/video_core/vulkan_common/vulkan_device.h b/src/video_core/vulkan_common/vulkan_device.h
index 3c9d11617..b692b4be4 100644
--- a/src/video_core/vulkan_common/vulkan_device.h
+++ b/src/video_core/vulkan_common/vulkan_device.h
@@ -500,6 +500,10 @@ public:
     }
 
     bool HasTimelineSemaphore() const {
+        if (GetDriverID() == VK_DRIVER_ID_QUALCOMM_PROPRIETARY) {
+            // Timeline semaphores do not work properly on all Qualcomm drivers.
+            return false;
+        }
         return features.timeline_semaphore.timelineSemaphore;
     }