From c1c92c30f9951e41a2091770cc5bf1354fba7794 Mon Sep 17 00:00:00 2001
From: bunnei <bunneidev@gmail.com>
Date: Sun, 18 Mar 2018 20:27:15 -0400
Subject: vi: Remove DequeueBuffer and wait until next available buffer.

---
 src/core/hle/service/nvflinger/buffer_queue.h | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

(limited to 'src/core/hle/service/nvflinger/buffer_queue.h')

diff --git a/src/core/hle/service/nvflinger/buffer_queue.h b/src/core/hle/service/nvflinger/buffer_queue.h
index ef9732769..686eadca7 100644
--- a/src/core/hle/service/nvflinger/buffer_queue.h
+++ b/src/core/hle/service/nvflinger/buffer_queue.h
@@ -69,12 +69,13 @@ public:
     };
 
     void SetPreallocatedBuffer(u32 slot, IGBPBuffer& buffer);
-    u32 DequeueBuffer(u32 pixel_format, u32 width, u32 height);
+    boost::optional<u32> DequeueBuffer(u32 width, u32 height);
     const IGBPBuffer& RequestBuffer(u32 slot) const;
     void QueueBuffer(u32 slot, BufferTransformFlags transform);
     boost::optional<const Buffer&> AcquireBuffer();
     void ReleaseBuffer(u32 slot);
     u32 Query(QueryType type);
+    void SetBufferWaitEvent(Kernel::SharedPtr<Kernel::Event>&& wait_event);
 
     u32 GetId() const {
         return id;
@@ -90,6 +91,9 @@ private:
 
     std::vector<Buffer> queue;
     Kernel::SharedPtr<Kernel::Event> native_handle;
+
+    /// Used to signal waiting thread when no buffers are available
+    Kernel::SharedPtr<Kernel::Event> buffer_wait_event;
 };
 
 } // namespace NVFlinger
-- 
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