1 // SPDX-License-Identifier: GPL-2.0-only
3  *  (C) 2004-2009  Dominik Brodowski <[email protected]>
39 		value[LINE_LEN - 1] = '\0';  in count_cpus()
40 		if (strlen(value) < (LINE_LEN - 2))  in count_cpus()
64 	printf(_("          minimum CPU frequency  -  maximum CPU frequency  -  governor\n"));  in proc_cpufreq_output()
75 			min_pctg = (policy->min * 100) / max;  in proc_cpufreq_output()
76 			max_pctg = (policy->max * 100) / max;  in proc_cpufreq_output()
78 		printf("CPU%3d    %9lu kHz (%3d %%)  -  %9lu kHz (%3d %%)  -  %s\n",  in proc_cpufreq_output()
79 			cpu , policy->min, max ? min_pctg : 0, policy->max,  in proc_cpufreq_output()
80 			max ? max_pctg : 0, policy->governor);  in proc_cpufreq_output()
87 static void print_duration(unsigned long duration)  in print_duration()  argument
92 		if (duration > 1000000)  in print_duration()
93 			printf("%u.%06u ms", ((unsigned int) duration/1000000),  in print_duration()
94 				((unsigned int) duration%1000000));  in print_duration()
95 		else if (duration > 100000)  in print_duration()
96 			printf("%u us", ((unsigned int) duration/1000));  in print_duration()
97 		else if (duration > 1000)  in print_duration()
98 			printf("%u.%03u us", ((unsigned int) duration/1000),  in print_duration()
99 				((unsigned int) duration%1000));  in print_duration()
101 			printf("%lu ns", duration);  in print_duration()
103 		if (duration > 1000000) {  in print_duration()
104 			tmp = duration%10000;  in print_duration()
106 				duration += 10000;  in print_duration()
107 			printf("%u.%02u ms", ((unsigned int) duration/1000000),  in print_duration()
108 				((unsigned int) (duration%1000000)/10000));  in print_duration()
109 		} else if (duration > 100000) {  in print_duration()
110 			tmp = duration%1000;  in print_duration()
112 				duration += 1000;  in print_duration()
113 			printf("%u us", ((unsigned int) duration / 1000));  in print_duration()
114 		} else if (duration > 1000) {  in print_duration()
115 			tmp = duration%100;  in print_duration()
117 				duration += 100;  in print_duration()
118 			printf("%u.%01u us", ((unsigned int) duration/1000),  in print_duration()
119 				((unsigned int) (duration%1000)/100));  in print_duration()
121 			printf("%lu ns", duration);  in print_duration()
134 				" on CPU %d -- are you root?\n"), cpu);  in get_boost_mode_x86()
164 				printf(_("    Pstate-Pb%d: %luMHz (boost state)"  in get_boost_mode_x86()
167 				printf(_("    Pstate-P%d:  %luMHz\n"),  in get_boost_mode_x86()
168 				       i - b_states, pstates[i]);  in get_boost_mode_x86()
181 		dprint ("    Ratio: 0x%llx - bclk: %f\n",  in get_boost_mode_x86()
207 /* --boost / -b */
221 		while (freqs->next) {  in get_boost_mode()
222 			print_speed(freqs->frequency, no_rounding);  in get_boost_mode()
224 			freqs = freqs->next;  in get_boost_mode()
226 		print_speed(freqs->frequency, no_rounding);  in get_boost_mode()
234 /* --freq / -f */
242 		return -EINVAL;  in get_freq_kernel()
253 /* --hwfreq / -w */
260 		return -EINVAL;  in get_freq_hardware()
266 		return -EINVAL;  in get_freq_hardware()
276 /* --hwlimits / -l */
284 		return -EINVAL;  in get_hardware_limits()
290 		printf(" - ");  in get_hardware_limits()
299 /* --driver / -d */
306 		return -EINVAL;  in get_driver()
313 /* --policy / -p */
320 		return -EINVAL;  in get_policy()
323 	print_speed(policy->min, no_rounding);  in get_policy()
325 	print_speed(policy->max, no_rounding);  in get_policy()
330 	       policy->governor);  in get_policy()
335 /* --governors / -g */
345 		return -EINVAL;  in get_available_governors()
348 	while (governors->next) {  in get_available_governors()
349 		printf("%s ", governors->governor);  in get_available_governors()
350 		governors = governors->next;  in get_available_governors()
352 	printf("%s\n", governors->governor);  in get_available_governors()
358 /* --affected-cpus  / -a */
367 		return -EINVAL;  in get_affected_cpus()
370 	while (cpus->next) {  in get_affected_cpus()
371 		printf("%d ", cpus->cpu);  in get_affected_cpus()
372 		cpus = cpus->next;  in get_affected_cpus()
374 	printf("%d\n", cpus->cpu);  in get_affected_cpus()
379 /* --related-cpus  / -r */
388 		return -EINVAL;  in get_related_cpus()
391 	while (cpus->next) {  in get_related_cpus()
392 		printf("%d ", cpus->cpu);  in get_related_cpus()
393 		cpus = cpus->next;  in get_related_cpus()
395 	printf("%d\n", cpus->cpu);  in get_related_cpus()
400 /* --stats / -s */
409 			print_speed(stats->frequency, no_rounding);  in get_freq_stats()
411 				(100.0 * stats->time_in_state) / total_time);  in get_freq_stats()
414 				stats->frequency, stats->time_in_state);  in get_freq_stats()
415 		stats = stats->next;  in get_freq_stats()
425 /* --epp / -z */
433 		return -EINVAL;  in get_epp()
442 /* --latency / -y */
449 		return -EINVAL;  in get_latency()
454 		return -EINVAL;  in get_latency()
465 /* --performance / -c */
490 		while (freqs->next) {  in debug_output_one()
491 			print_speed(freqs->frequency, no_rounding);  in debug_output_one()
493 			freqs = freqs->next;  in debug_output_one()
495 		print_speed(freqs->frequency, no_rounding);  in debug_output_one()
517 	{"related-cpus",  no_argument,	 NULL,	 'r'},
518 	{"affected-cpus", no_argument,	 NULL,	 'a'},
523 	{"no-rounding", no_argument,	 NULL,	 'n'},
546 		case -1:  in cmd_freq_info()
565 				output_param = -1;  in cmd_freq_info()
573 				output_param = -1;  in cmd_freq_info()
592 				 "combined with passing a --cpu argument\n"));  in cmd_freq_info()
593 			return -EINVAL;  in cmd_freq_info()
607 	case -1:  in cmd_freq_info()
608 		printf(_("You can't specify more than one --cpu parameter and/or\n"  in cmd_freq_info()
609 		       "more than one output-specific argument\n"));  in cmd_freq_info()
610 		return -EINVAL;  in cmd_freq_info()
613 		return -EINVAL;  in cmd_freq_info()