1 // SPDX-License-Identifier: GPL-2.0-or-later
2 /*  cpufreq-bench CPUFreq microbenchmark
87 		snprintf(filename, len - 1, "%s/benchmark_%s_%s_%li.log",  in prepare_output()
90 		snprintf(filename, len - 1, "%s/benchmark_%li.log",  in prepare_output()
103 	fprintf(stdout, "Logfile: %s\n", filename);  in prepare_output()
126 	config->sleep = 500000;  in prepare_default_config()
127 	config->load = 500000;  in prepare_default_config()
128 	config->sleep_step = 500000;  in prepare_default_config()
129 	config->load_step = 500000;  in prepare_default_config()
130 	config->cycles = 5;  in prepare_default_config()
131 	config->rounds = 50;  in prepare_default_config()
132 	config->cpu = 0;  in prepare_default_config()
133 	config->prio = SCHED_HIGH;  in prepare_default_config()
134 	config->verbose = 0;  in prepare_default_config()
135 	strncpy(config->governor, "ondemand", sizeof(config->governor));  in prepare_default_config()
137 	config->output = stdout;  in prepare_default_config()
149  * @param path config file name
155 int prepare_config(const char *path, struct config *config)  in prepare_config()  argument
166 	configfile = fopen(path, "r");  in prepare_config()
174 	while (getline(&line, &len, configfile) != -1) {  in prepare_config()
181 		dprintf("parsing: %s -> %s\n", opt, val);  in prepare_config()
184 			sscanf(val, "%li", &config->sleep);  in prepare_config()
187 			sscanf(val, "%li", &config->load);  in prepare_config()
190 			sscanf(val, "%li", &config->load_step);  in prepare_config()
193 			sscanf(val, "%li", &config->sleep_step);  in prepare_config()
196 			sscanf(val, "%u", &config->cycles);  in prepare_config()
199 			sscanf(val, "%u", &config->rounds);  in prepare_config()
202 			sscanf(val, "%u", &config->verbose);  in prepare_config()
205 			config->output = prepare_output(val);   in prepare_config()
208 			sscanf(val, "%u", &config->cpu);  in prepare_config()
211 			strncpy(config->governor, val,  in prepare_config()
212 					sizeof(config->governor));  in prepare_config()
213 			config->governor[sizeof(config->governor) - 1] = '\0';  in prepare_config()
218 				config->prio = string_to_prio(val);  in prepare_config()