From 0706d633bf7764455082cfdfdc35c14507cb6897 Mon Sep 17 00:00:00 2001
From: Fernando Sahmkow <fsahmkow27@gmail.com>
Date: Mon, 10 Jun 2019 08:19:27 -0400
Subject: nv_host_ctrl: Make Sync GPU variant always return synced result.

---
 src/core/hle/service/nvdrv/devices/nvhost_ctrl.cpp | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'src/core/hle/service/nvdrv/devices/nvhost_ctrl.cpp')

diff --git a/src/core/hle/service/nvdrv/devices/nvhost_ctrl.cpp b/src/core/hle/service/nvdrv/devices/nvhost_ctrl.cpp
index 5b1253f6b..96310ed83 100644
--- a/src/core/hle/service/nvdrv/devices/nvhost_ctrl.cpp
+++ b/src/core/hle/service/nvdrv/devices/nvhost_ctrl.cpp
@@ -60,6 +60,11 @@ u32 nvhost_ctrl::IocCtrlEventWait(const std::vector<u8>& input, std::vector<u8>&
     }
 
     auto& gpu = Core::System::GetInstance().GPU();
+    // This is mostly to take into account unimplemented features. As synced
+    // gpu is always synced.
+    if (!gpu.IsAsync()) {
+        return NvResult::Success;
+    }
     gpu.Guard(true);
     u32 current_syncpoint_value = gpu.GetSyncpointValue(params.syncpt_id);
     if (current_syncpoint_value >= params.threshold) {
-- 
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