1 files changed, 71 insertions, 0 deletions
diff --git a/tools/tracing/rtla/src/osnoise.h b/tools/tracing/rtla/src/osnoise.h
new file mode 100644
index 000000000000..895687030c0b
--- /dev/null
+++ b/tools/tracing/rtla/src/osnoise.h
@@ -0,0 +1,71 @@
+// SPDX-License-Identifier: GPL-2.0
+#pragma once
+
+#include "common.h"
+
+enum osnoise_mode {
+	MODE_OSNOISE = 0,
+	MODE_HWNOISE
+};
+
+struct osnoise_params {
+	struct common_params	common;
+	unsigned long long	runtime;
+	unsigned long long	period;
+	long long		threshold;
+	enum osnoise_mode	mode;
+};
+
+#define to_osnoise_params(ptr) container_of(ptr, struct osnoise_params, common)
+
+/*
+ * *_INIT_VALs are also invalid values, they are used to
+ * communicate errors.
+ */
+#define OSNOISE_OPTION_INIT_VAL	(-1)
+#define OSNOISE_TIME_INIT_VAL	(0)
+
+struct osnoise_context *osnoise_context_alloc(void);
+int osnoise_get_context(struct osnoise_context *context);
+void osnoise_put_context(struct osnoise_context *context);
+
+int osnoise_set_runtime_period(struct osnoise_context *context,
+			       unsigned long long runtime,
+			       unsigned long long period);
+void osnoise_restore_runtime_period(struct osnoise_context *context);
+
+int osnoise_set_stop_us(struct osnoise_context *context,
+			long long stop_us);
+void osnoise_restore_stop_us(struct osnoise_context *context);
+
+int osnoise_set_stop_total_us(struct osnoise_context *context,
+			      long long stop_total_us);
+void osnoise_restore_stop_total_us(struct osnoise_context *context);
+
+int osnoise_set_timerlat_period_us(struct osnoise_context *context,
+				   long long timerlat_period_us);
+void osnoise_restore_timerlat_period_us(struct osnoise_context *context);
+
+int osnoise_set_tracing_thresh(struct osnoise_context *context,
+			       long long tracing_thresh);
+void osnoise_restore_tracing_thresh(struct osnoise_context *context);
+
+void osnoise_restore_print_stack(struct osnoise_context *context);
+int osnoise_set_print_stack(struct osnoise_context *context,
+			    long long print_stack);
+
+int osnoise_set_irq_disable(struct osnoise_context *context, bool onoff);
+void osnoise_report_missed_events(struct osnoise_tool *tool);
+int osnoise_apply_config(struct osnoise_tool *tool, struct osnoise_params *params);
+
+int osnoise_hist_main(int argc, char *argv[]);
+int osnoise_top_main(int argc, char **argv);
+int osnoise_enable(struct osnoise_tool *tool);
+int osnoise_main(int argc, char **argv);
+int hwnoise_main(int argc, char **argv);
+
+extern struct tool_ops timerlat_top_ops, timerlat_hist_ops;
+extern struct tool_ops osnoise_top_ops, osnoise_hist_ops;
+
+int run_tool(struct tool_ops *ops, int argc, char *argv[]);
+int hist_main_loop(struct osnoise_tool *tool);