// 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);