2 files changed, 12 insertions, 17 deletions
diff --git a/src/video_core/debug_utils/debug_utils.cpp b/src/video_core/debug_utils/debug_utils.cpp
index ac071790a..e4b397303 100644
--- a/src/video_core/debug_utils/debug_utils.cpp
+++ b/src/video_core/debug_utils/debug_utils.cpp
@@ -64,7 +64,7 @@ void DebugContext::OnEvent(Event event, void* data) {
 
 void DebugContext::Resume() {
     {
-        std::unique_lock<std::mutex> lock(breakpoint_mutex);
+        std::lock_guard<std::mutex> lock(breakpoint_mutex);
 
         // Tell all observers that we are about to resume
         for (auto& breakpoint_observer : breakpoint_observers) {
@@ -312,11 +312,10 @@ void StartPicaTracing()
         return;
     }
 
-    pica_trace_mutex.lock();
+    std::lock_guard<std::mutex> lock(pica_trace_mutex);
     pica_trace = std::unique_ptr<PicaTrace>(new PicaTrace);
 
     is_pica_tracing = true;
-    pica_trace_mutex.unlock();
 }
 
 bool IsPicaTracing()
@@ -324,18 +323,18 @@ bool IsPicaTracing()
     return is_pica_tracing != 0;
 }
 
-void OnPicaRegWrite(u32 id, u32 value)
+void OnPicaRegWrite(PicaTrace::Write write)
 {
     // Double check for is_pica_tracing to avoid pointless locking overhead
     if (!is_pica_tracing)
         return;
 
-    std::unique_lock<std::mutex> lock(pica_trace_mutex);
+    std::lock_guard<std::mutex> lock(pica_trace_mutex);
 
     if (!is_pica_tracing)
         return;
 
-    pica_trace->writes.emplace_back(id, value);
+    pica_trace->writes.push_back(write);
 }
 
 std::unique_ptr<PicaTrace> FinishPicaTracing()
@@ -349,9 +348,9 @@ std::unique_ptr<PicaTrace> FinishPicaTracing()
     is_pica_tracing = false;
 
     // Wait until running tracing is finished
-    pica_trace_mutex.lock();
+    std::lock_guard<std::mutex> lock(pica_trace_mutex);
     std::unique_ptr<PicaTrace> ret(std::move(pica_trace));
-    pica_trace_mutex.unlock();
+
     return std::move(ret);
 }
 
diff --git a/src/video_core/debug_utils/debug_utils.h b/src/video_core/debug_utils/debug_utils.h
index 0b30d7ffa..85762f5b4 100644
--- a/src/video_core/debug_utils/debug_utils.h
+++ b/src/video_core/debug_utils/debug_utils.h
@@ -187,21 +187,17 @@ void DumpShader(const std::string& filename, const Regs::ShaderConfig& config,
 
 // Utility class to log Pica commands.
 struct PicaTrace {
-    struct Write : public std::pair<u32,u32> {
-        Write(u32 id, u32 value) : std::pair<u32,u32>(id, value) {}
-
-        u32& Id() { return first; }
-        const u32& Id() const { return first; }
-
-        u32& Value() { return second; }
-        const u32& Value() const { return second; }
+    struct Write {
+        u16 cmd_id;
+        u16 mask;
+        u32 value;
     };
     std::vector<Write> writes;
 };
 
 void StartPicaTracing();
 bool IsPicaTracing();
-void OnPicaRegWrite(u32 id, u32 value);
+void OnPicaRegWrite(PicaTrace::Write write);
 std::unique_ptr<PicaTrace> FinishPicaTracing();
 
 struct TextureInfo {