core_timing: Make TimedCallback take std::chrono::nanoseconds

Enforces our desired time units directly with a concrete type.

1 files changed, 4 insertions, 3 deletions

diff --git a/src/core/core_timing.cpp b/src/core/core_timing.cpp
index a5d084e08..b5feb3f24 100644
--- a/src/core/core_timing.cpp
+++ b/src/core/core_timing.cpp
@@ -58,7 +58,7 @@ void CoreTiming::Initialize(std::function<void()>&& on_thread_init_) {
     event_fifo_id = 0;
     shutting_down = false;
     ticks = 0;
-    const auto empty_timed_callback = [](u64, s64) {};
+    const auto empty_timed_callback = [](u64, std::chrono::nanoseconds) {};
     ev_lost = CreateEvent("_lost_event", empty_timed_callback);
     if (is_multicore) {
         timer_thread = std::make_unique<std::thread>(ThreadEntry, std::ref(*this));
@@ -195,8 +195,9 @@ std::optional<s64> CoreTiming::Advance() {
         event_queue.pop_back();
         basic_lock.unlock();
 
-        if (auto event_type{evt.type.lock()}) {
-            event_type->callback(evt.userdata, global_timer - evt.time);
+        if (const auto event_type{evt.type.lock()}) {
+            event_type->callback(
+                evt.userdata, std::chrono::nanoseconds{static_cast<s64>(global_timer - evt.time)});
         }
 
         basic_lock.lock();