1 files changed, 14 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gb202.c b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gb202.c
new file mode 100644
index 000000000000..b469e8afeb0b
--- /dev/null
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gb202.c
@@ -0,0 +1,14 @@
+/* SPDX-License-Identifier: MIT
+ *
+ * Copyright (c) 2025, NVIDIA CORPORATION. All rights reserved.
+ */
+#include "priv.h"
+#include "cgrp.h"
+#include "chan.h"
+#include "runl.h"
+
+u32
+gb202_chan_doorbell_handle(struct nvkm_chan *chan)
+{
+	return BIT(30) | (chan->cgrp->runl->id << 16) | chan->id;
+}