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-rw-r--r--tools/testing/cxl/watermark.h25
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diff --git a/tools/testing/cxl/watermark.h b/tools/testing/cxl/watermark.h
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+++ b/tools/testing/cxl/watermark.h
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+// SPDX-License-Identifier: GPL-2.0
+/* Copyright(c) 2022 Intel Corporation. All rights reserved. */
+#ifndef _TEST_CXL_WATERMARK_H_
+#define _TEST_CXL_WATERMARK_H_
+#include <linux/module.h>
+#include <linux/printk.h>
+
+int cxl_acpi_test(void);
+int cxl_core_test(void);
+int cxl_mem_test(void);
+int cxl_pmem_test(void);
+int cxl_port_test(void);
+
+/*
+ * dummy routine for cxl_test to validate it is linking to the properly
+ * mocked module and not the standard one from the base tree.
+ */
+#define cxl_test_watermark(x) \
+int x##_test(void) \
+{ \
+ pr_debug("%s for cxl_test\n", KBUILD_MODNAME); \
+ return 0; \
+} \
+EXPORT_SYMBOL(x##_test)
+#endif /* _TEST_CXL_WATERMARK_H_ */