57 static void osnoise_free_hist_tool(struct osnoise_tool *tool)  in osnoise_free_hist_tool()  argument
59 	osnoise_free_histogram(tool->data);  in osnoise_free_hist_tool()
100 static void osnoise_hist_update_multiple(struct osnoise_tool *tool, int cpu,  in osnoise_hist_update_multiple()  argument
103 	struct osnoise_params *params = to_osnoise_params(tool->params);  in osnoise_hist_update_multiple()
104 	struct osnoise_hist_data *data = tool->data;  in osnoise_hist_update_multiple()
132 static void osnoise_destroy_trace_hist(struct osnoise_tool *tool)  in osnoise_destroy_trace_hist()  argument
134 	struct osnoise_hist_data *data = tool->data;  in osnoise_destroy_trace_hist()
136 	tracefs_hist_pause(tool->trace.inst, data->trace_hist);  in osnoise_destroy_trace_hist()
137 	tracefs_hist_destroy(tool->trace.inst, data->trace_hist);  in osnoise_destroy_trace_hist()
143 static int osnoise_init_trace_hist(struct osnoise_tool *tool)  in osnoise_init_trace_hist()  argument
145 	struct osnoise_params *params = to_osnoise_params(tool->params);  in osnoise_init_trace_hist()
146 	struct osnoise_hist_data *data = tool->data;  in osnoise_init_trace_hist()
157 	data->trace_hist = tracefs_hist_alloc(tool->trace.tep, "osnoise", "sample_threshold",  in osnoise_init_trace_hist()
166 	retval = tracefs_hist_start(tool->trace.inst, data->trace_hist);  in osnoise_init_trace_hist()
173 	osnoise_destroy_trace_hist(tool);  in osnoise_init_trace_hist()
180 static void osnoise_read_trace_hist(struct osnoise_tool *tool)  in osnoise_read_trace_hist()  argument
182 	struct osnoise_hist_data *data = tool->data;  in osnoise_read_trace_hist()
186 	tracefs_hist_pause(tool->trace.inst, data->trace_hist);  in osnoise_read_trace_hist()
188 	content = tracefs_event_file_read(tool->trace.inst, "osnoise",  in osnoise_read_trace_hist()
220 		osnoise_hist_update_multiple(tool, cpu, duration, counter);  in osnoise_read_trace_hist()
228 static void osnoise_hist_header(struct osnoise_tool *tool)  in osnoise_hist_header()  argument
230 	struct osnoise_params *params = to_osnoise_params(tool->params);  in osnoise_hist_header()
231 	struct osnoise_hist_data *data = tool->data;  in osnoise_hist_header()
232 	struct trace_seq *s = tool->trace.seq;  in osnoise_hist_header()
239 	get_duration(tool->start_time, duration, sizeof(duration));  in osnoise_hist_header()
347 osnoise_print_stats(struct osnoise_tool *tool)  in osnoise_print_stats()  argument
349 	struct osnoise_params *params = to_osnoise_params(tool->params);  in osnoise_print_stats()
350 	struct osnoise_hist_data *data = tool->data;  in osnoise_print_stats()
351 	struct trace_instance *trace = &tool->trace;  in osnoise_print_stats()
356 	osnoise_hist_header(tool);  in osnoise_print_stats()
418 	osnoise_report_missed_events(tool);  in osnoise_print_stats()
735  * osnoise_hist_apply_config - apply the hist configs to the initialized tool
738 osnoise_hist_apply_config(struct osnoise_tool *tool)  in osnoise_hist_apply_config()  argument
740 	return osnoise_apply_config(tool, to_osnoise_params(tool->params));  in osnoise_hist_apply_config()
744  * osnoise_init_hist - initialize a osnoise hist tool with parameters
749 	struct osnoise_tool *tool;  in osnoise_init_hist()  local
754 	tool = osnoise_init_tool("osnoise_hist");  in osnoise_init_hist()
755 	if (!tool)  in osnoise_init_hist()
758 	tool->data = osnoise_alloc_histogram(nr_cpus, params->hist.entries,  in osnoise_init_hist()
760 	if (!tool->data)  in osnoise_init_hist()
763 	return tool;  in osnoise_init_hist()
766 	osnoise_destroy_tool(tool);  in osnoise_init_hist()
770 static int osnoise_hist_enable(struct osnoise_tool *tool)  in osnoise_hist_enable()  argument
774 	retval = osnoise_init_trace_hist(tool);  in osnoise_hist_enable()
778 	return osnoise_enable(tool);  in osnoise_hist_enable()
781 static int osnoise_hist_main_loop(struct osnoise_tool *tool)  in osnoise_hist_main_loop()  argument
785 	retval = hist_main_loop(tool);  in osnoise_hist_main_loop()
786 	osnoise_read_trace_hist(tool);  in osnoise_hist_main_loop()