// SPDX-License-Identifier: GPL-2.0-only
/*
* (C) 2016 SUSE Software Solutions GmbH
* Thomas Renninger <trenn@suse.de>
*/
#include <unistd.h>
#include <stdio.h>
#include <errno.h>
#include <stdlib.h>
#include <stdint.h>
#include <string.h>
#include <getopt.h>
#include "powercap.h"
#include "helpers/helpers.h"
int powercap_show_all;
static struct option info_opts[] = {
{ "all" , no_argument, NULL, 'a' },
{ },
};
static int powercap_print_one_zone(struct powercap_zone *zone)
{
int mode, i, ret = 0;
char pr_prefix[1024] = "" ;
for (i = 0; i < zone->tree_depth && i < POWERCAP_MAX_TREE_DEPTH; i++)
strcat(pr_prefix, "\t" );
printf("%sZone: %s" , pr_prefix, zone->name);
ret = powercap_zone_get_enabled(zone, &mode);
if (ret < 0)
return ret;
printf(" (%s)\n" , mode ? "enabled" : "disabled" );
if (zone->has_power_uw)
printf(_("%sPower can be monitored in micro Jules\n" ),
pr_prefix);
if (zone->has_energy_uj)
printf(_("%sPower can be monitored in micro Watts\n" ),
pr_prefix);
printf("\n" );
if (ret != 0)
return ret;
return ret;
}
static int powercap_show(void )
{
struct powercap_zone *root_zone;
char line[MAX_LINE_LEN] = "" ;
int ret, val;
ret = powercap_get_driver(line, MAX_LINE_LEN);
if (ret < 0) {
printf(_("No powercapping driver loaded\n" ));
return ret;
}
printf("Driver: %s\n" , line);
ret = powercap_get_enabled(&val);
if (ret < 0)
return ret;
if (!val) {
printf(_("Powercapping is disabled\n" ));
return -1;
}
printf(_("Powercap domain hierarchy:\n\n" ));
root_zone = powercap_init_zones();
if (root_zone == NULL) {
printf(_("No powercap info found\n" ));
return 1;
}
powercap_walk_zones(root_zone, powercap_print_one_zone);
return 0;
}
int cmd_cap_set(int argc, char **argv)
{
return 0;
};
int cmd_cap_info(int argc, char **argv)
{
int ret = 0, cont = 1;
do {
ret = getopt_long(argc, argv, "a" , info_opts, NULL);
switch (ret) {
case '?' :
cont = 0;
break ;
case -1:
cont = 0;
break ;
case 'a' :
powercap_show_all = 1;
break ;
default :
fprintf(stderr, _("invalid or unknown argument\n" ));
return EXIT_FAILURE;
}
} while (cont);
powercap_show();
return 0;
}
Messung V0.5 C=99 H=91 G=94
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