From 601fe1e98b436eb46f9ff859ae9c590678bcdd7a Mon Sep 17 00:00:00 2001
From: averne <averne381@gmail.com>
Date: Sun, 19 Jan 2025 18:35:39 +0100
Subject: [PATCH] nvfence: expose nvhost-ctrl fd

---
 nx/include/switch/nvidia/fence.h | 1 +
 nx/source/nvidia/fence.c         | 5 +++++
 2 files changed, 6 insertions(+)

diff --git a/nx/include/switch/nvidia/fence.h b/nx/include/switch/nvidia/fence.h
index 3f9693ed49..46a36a21ed 100644
--- a/nx/include/switch/nvidia/fence.h
+++ b/nx/include/switch/nvidia/fence.h
@@ -10,6 +10,7 @@ typedef struct {
 
 Result nvFenceInit(void);
 void nvFenceExit(void);
+u32 nvFenceGetFd(void);
 
 Result nvFenceWait(NvFence* f, s32 timeout_us);
 
diff --git a/nx/source/nvidia/fence.c b/nx/source/nvidia/fence.c
index 1f31b2452a..84b8570fea 100644
--- a/nx/source/nvidia/fence.c
+++ b/nx/source/nvidia/fence.c
@@ -82,6 +82,11 @@ void _nvFenceCleanup(void)
     }
 }
 
+u32 nvFenceGetFd(void)
+{
+    return g_ctrl_fd;
+}
+
 static Result _nvFenceEventWaitCommon(Event* event, u32 event_id, s32 timeout_us)
 {
     u64 timeout_ns = UINT64_MAX;