119 static void osnoise_hist_update_multiple(struct osnoise_tool *tool, int cpu,  in osnoise_hist_update_multiple()  argument
122 	struct osnoise_hist_params *params = tool->params;  in osnoise_hist_update_multiple()
123 	struct osnoise_hist_data *data = tool->data;  in osnoise_hist_update_multiple()
149 static void osnoise_destroy_trace_hist(struct osnoise_tool *tool)  in osnoise_destroy_trace_hist()  argument
151 	struct osnoise_hist_data *data = tool->data;  in osnoise_destroy_trace_hist()
153 	tracefs_hist_pause(tool->trace.inst, data->trace_hist);  in osnoise_destroy_trace_hist()
154 	tracefs_hist_destroy(tool->trace.inst, data->trace_hist);  in osnoise_destroy_trace_hist()
160 static int osnoise_init_trace_hist(struct osnoise_tool *tool)  in osnoise_init_trace_hist()  argument
162 	struct osnoise_hist_params *params = tool->params;  in osnoise_init_trace_hist()
163 	struct osnoise_hist_data *data = tool->data;  in osnoise_init_trace_hist()
174 	data->trace_hist = tracefs_hist_alloc(tool->trace.tep, "osnoise", "sample_threshold",  in osnoise_init_trace_hist()
183 	retval = tracefs_hist_start(tool->trace.inst, data->trace_hist);  in osnoise_init_trace_hist()
190 	osnoise_destroy_trace_hist(tool);  in osnoise_init_trace_hist()
197 static void osnoise_read_trace_hist(struct osnoise_tool *tool)  in osnoise_read_trace_hist()  argument
199 	struct osnoise_hist_data *data = tool->data;  in osnoise_read_trace_hist()
203 	tracefs_hist_pause(tool->trace.inst, data->trace_hist);  in osnoise_read_trace_hist()
205 	content = tracefs_event_file_read(tool->trace.inst, "osnoise",  in osnoise_read_trace_hist()
237 		osnoise_hist_update_multiple(tool, cpu, duration, counter);  in osnoise_read_trace_hist()
245 static void osnoise_hist_header(struct osnoise_tool *tool)  in osnoise_hist_header()  argument
247 	struct osnoise_hist_params *params = tool->params;  in osnoise_hist_header()
248 	struct osnoise_hist_data *data = tool->data;  in osnoise_hist_header()
249 	struct trace_seq *s = tool->trace.seq;  in osnoise_hist_header()
256 	get_duration(tool->start_time, duration, sizeof(duration));  in osnoise_hist_header()
364 osnoise_print_stats(struct osnoise_hist_params *params, struct osnoise_tool *tool)  in osnoise_print_stats()  argument
366 	struct osnoise_hist_data *data = tool->data;  in osnoise_print_stats()
367 	struct trace_instance *trace = &tool->trace;  in osnoise_print_stats()
371 	osnoise_hist_header(tool);  in osnoise_print_stats()
669 osnoise_hist_apply_config(struct osnoise_tool *tool, struct osnoise_hist_params *params)  in osnoise_hist_apply_config()  argument
677 		retval = osnoise_set_cpus(tool->context, params->cpus);  in osnoise_hist_apply_config()
685 		retval = osnoise_set_runtime_period(tool->context,  in osnoise_hist_apply_config()
695 		retval = osnoise_set_stop_us(tool->context, params->stop_us);  in osnoise_hist_apply_config()
703 		retval = osnoise_set_stop_total_us(tool->context, params->stop_total_us);  in osnoise_hist_apply_config()
711 		retval = osnoise_set_tracing_thresh(tool->context, params->threshold);  in osnoise_hist_apply_config()
730 	struct osnoise_tool *tool;  in osnoise_init_hist()  local
735 	tool = osnoise_init_tool("osnoise_hist");  in osnoise_init_hist()
736 	if (!tool)  in osnoise_init_hist()
739 	tool->data = osnoise_alloc_histogram(nr_cpus, params->entries, params->bucket_size);  in osnoise_init_hist()
740 	if (!tool->data)  in osnoise_init_hist()
743 	tool->params = params;  in osnoise_init_hist()
745 	return tool;  in osnoise_init_hist()
748 	osnoise_destroy_tool(tool);  in osnoise_init_hist()
775 	struct osnoise_tool *tool = NULL;  in osnoise_hist_main()  local
784 	tool = osnoise_init_hist(params);  in osnoise_hist_main()
785 	if (!tool) {  in osnoise_hist_main()
790 	retval = osnoise_hist_apply_config(tool, params);  in osnoise_hist_main()
796 	trace = &tool->trace;  in osnoise_hist_main()
804 	retval = osnoise_init_trace_hist(tool);  in osnoise_hist_main()
834 	tool->start_time = time(NULL);  in osnoise_hist_main()
851 		if (trace_is_off(&tool->trace, &record->trace))  in osnoise_hist_main()
855 	osnoise_read_trace_hist(tool);  in osnoise_hist_main()
857 	osnoise_print_stats(params, tool);  in osnoise_hist_main()
861 	if (trace_is_off(&tool->trace, &record->trace)) {  in osnoise_hist_main()
873 	osnoise_free_histogram(tool->data);  in osnoise_hist_main()
876 	osnoise_destroy_tool(tool);  in osnoise_hist_main()