[vk, hle] fix storage buffer cache, unstubbed TryPopFriendInvitation (#129)

This fixes Jamboree + unstubes friend invitation channel which spammed a lot while testing jamboree.

Culprit was: #2

Co-authored-by: Maufeat <sahyno1996@gmail.com>
Co-authored-by: crueter <crueter@eden-emu.dev>
Reviewed-on: eden-emu/eden#129
Co-authored-by: Maufeat <maufeat@eden-emu.dev>
Co-committed-by: Maufeat <maufeat@eden-emu.dev>

src/core/hle/service/am/applet.h

@@ -92,6 +92,7 @@ struct Applet {
     // Channels
     std::deque<std::vector<u8>> user_channel_launch_parameter{};
     std::deque<std::vector<u8>> preselected_user_launch_parameter{};
+    std::deque<std::vector<u8>> friend_invitation_storage_channel{};
 
     // Caller applet
     std::weak_ptr<Applet> caller_applet{};

src/core/hle/service/am/service/application_functions.cpp

@@ -456,8 +456,21 @@ Result IApplicationFunctions::GetFriendInvitationStorageChannelEvent(
 
 Result IApplicationFunctions::TryPopFromFriendInvitationStorageChannel(
     Out<SharedPointer<IStorage>> out_storage) {
-    LOG_INFO(Service_AM, "(STUBBED) called");
-    R_THROW(AM::ResultNoDataInChannel);
+    LOG_DEBUG(Service_AM, "called");
+
+    std::scoped_lock lk{m_applet->lock};
+
+    auto& channel = m_applet->friend_invitation_storage_channel;
+
+    if (channel.empty()) {
+        return AM::ResultNoDataInChannel;
+    }
+
+    auto data = channel.back();
+    channel.pop_back();
+
+    *out_storage = std::make_shared<IStorage>(system, std::move(data));
+    R_SUCCEED();
 }
 
 Result IApplicationFunctions::GetNotificationStorageChannelEvent(

src/video_core/buffer_cache/buffer_cache.h

@@ -467,6 +467,10 @@ void BufferCache<P>::BindComputeStorageBuffer(size_t ssbo_index, u32 cbuf_index,
     channel_state->written_compute_storage_buffers |= (is_written ? 1U : 0U) << ssbo_index;
 
     const auto& launch_desc = kepler_compute->launch_description;
+    if (((launch_desc.const_buffer_enable_mask >> cbuf_index) & 1) == 0) {
+        LOG_WARNING(HW_GPU, "Skipped binding SSBO: cbuf index {} is not enabled", cbuf_index);
+        return;
+    }
     ASSERT(((launch_desc.const_buffer_enable_mask >> cbuf_index) & 1) != 0);
 
     const auto& cbufs = launch_desc.const_buffer_config;
@@ -1701,6 +1705,11 @@ template <class P>
 Binding BufferCache<P>::StorageBufferBinding(GPUVAddr ssbo_addr, u32 cbuf_index,
                                              bool is_written) const {
     const GPUVAddr gpu_addr = gpu_memory->Read<u64>(ssbo_addr);
+
+    if (gpu_addr == 0) {
+        return NULL_BINDING;
+    }
+
     const auto size = [&]() {
         const bool is_nvn_cbuf = cbuf_index == 0;
         // The NVN driver buffer (index 0) is known to pack the SSBO address followed by its size.
@@ -1723,7 +1732,7 @@ Binding BufferCache<P>::StorageBufferBinding(GPUVAddr ssbo_addr, u32 cbuf_index,
 
     const std::optional<DAddr> aligned_device_addr = gpu_memory->GpuToCpuAddress(aligned_gpu_addr);
     if (!aligned_device_addr || size == 0) {
-        LOG_WARNING(HW_GPU, "Failed to find storage buffer for cbuf index {}", cbuf_index);
+        LOG_DEBUG(HW_GPU, "Failed to find storage buffer for cbuf index {}", cbuf_index);
         return NULL_BINDING;
     }
     const std::optional<DAddr> device_addr = gpu_memory->GpuToCpuAddress(gpu_addr);

src/video_core/renderer_vulkan/vk_graphics_pipeline.cpp

@@ -324,9 +324,8 @@ bool GraphicsPipeline::ConfigureImpl(bool is_indexed) {
             size_t ssbo_index{};
             for (const auto& desc : info.storage_buffers_descriptors) {
                 ASSERT(desc.count == 1);
-                if (!buffer_cache.BindGraphicsStorageBuffer(stage, ssbo_index, desc.cbuf_index,
-                                                            desc.cbuf_offset, desc.is_written))
-                    return false;
+                buffer_cache.BindGraphicsStorageBuffer(stage, ssbo_index, desc.cbuf_index,
+                                                       desc.cbuf_offset, desc.is_written);
                 ++ssbo_index;
             }
         }