1 files changed, 23 insertions, 0 deletions
diff --git a/drivers/infiniband/hw/mlx5/dmah.h b/drivers/infiniband/hw/mlx5/dmah.h
new file mode 100644
index 000000000000..68de72b4744a
--- /dev/null
+++ b/drivers/infiniband/hw/mlx5/dmah.h
@@ -0,0 +1,23 @@
+/* SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB */
+/*
+ * Copyright (c) 2025, NVIDIA CORPORATION & AFFILIATES. All rights reserved
+ */
+
+#ifndef _MLX5_IB_DMAH_H
+#define _MLX5_IB_DMAH_H
+
+#include "mlx5_ib.h"
+
+extern const struct ib_device_ops mlx5_ib_dev_dmah_ops;
+
+struct mlx5_ib_dmah {
+	struct ib_dmah ibdmah;
+	u16 st_index;
+};
+
+static inline struct mlx5_ib_dmah *to_mdmah(struct ib_dmah *ibdmah)
+{
+	return container_of(ibdmah, struct mlx5_ib_dmah, ibdmah);
+}
+
+#endif /* _MLX5_IB_DMAH_H */