1 files changed, 48 insertions, 0 deletions
diff --git a/drivers/iommu/generic_pt/fmt/iommu_template.h b/drivers/iommu/generic_pt/fmt/iommu_template.h
new file mode 100644
index 000000000000..d28e86abdf2e
--- /dev/null
+++ b/drivers/iommu/generic_pt/fmt/iommu_template.h
@@ -0,0 +1,48 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * Copyright (c) 2024-2025, NVIDIA CORPORATION & AFFILIATES
+ *
+ * Template to build the iommu module and kunit from the format and
+ * implementation headers.
+ *
+ * The format should have:
+ *  #define PT_FMT <name>
+ *  #define PT_SUPPORTED_FEATURES (BIT(PT_FEAT_xx) | BIT(PT_FEAT_yy))
+ * And optionally:
+ *  #define PT_FORCE_ENABLED_FEATURES ..
+ *  #define PT_FMT_VARIANT <suffix>
+ */
+#include <linux/args.h>
+#include <linux/stringify.h>
+
+#ifdef PT_FMT_VARIANT
+#define PTPFX_RAW \
+	CONCATENATE(CONCATENATE(PT_FMT, _), PT_FMT_VARIANT)
+#else
+#define PTPFX_RAW PT_FMT
+#endif
+
+#define PTPFX CONCATENATE(PTPFX_RAW, _)
+
+#define _PT_FMT_H PT_FMT.h
+#define PT_FMT_H __stringify(_PT_FMT_H)
+
+#define _PT_DEFS_H CONCATENATE(defs_, _PT_FMT_H)
+#define PT_DEFS_H __stringify(_PT_DEFS_H)
+
+#include <linux/generic_pt/common.h>
+#include PT_DEFS_H
+#include "../pt_defs.h"
+#include PT_FMT_H
+#include "../pt_common.h"
+
+#ifndef GENERIC_PT_KUNIT
+#include "../iommu_pt.h"
+#else
+/*
+ * The makefile will compile the .c file twice, once with GENERIC_PT_KUNIT set
+ * which means we are building the kunit modle.
+ */
+#include "../kunit_generic_pt.h"
+#include "../kunit_iommu_pt.h"
+#endif