diff options
Diffstat (limited to 'ANDROID_3.4.5/tools/power/cpupower/utils/cpuidle-info.c')
| -rw-r--r-- | ANDROID_3.4.5/tools/power/cpupower/utils/cpuidle-info.c | 214 |
1 files changed, 0 insertions, 214 deletions
diff --git a/ANDROID_3.4.5/tools/power/cpupower/utils/cpuidle-info.c b/ANDROID_3.4.5/tools/power/cpupower/utils/cpuidle-info.c deleted file mode 100644 index 8145af5f..00000000 --- a/ANDROID_3.4.5/tools/power/cpupower/utils/cpuidle-info.c +++ /dev/null @@ -1,214 +0,0 @@ -/* - * (C) 2004-2009 Dominik Brodowski <linux@dominikbrodowski.de> - * (C) 2010 Thomas Renninger <trenn@suse.de> - * - * Licensed under the terms of the GNU GPL License version 2. - */ - - -#include <unistd.h> -#include <stdio.h> -#include <errno.h> -#include <stdlib.h> -#include <string.h> -#include <getopt.h> -#include <cpufreq.h> - -#include "helpers/helpers.h" -#include "helpers/sysfs.h" -#include "helpers/bitmask.h" - -#define LINE_LEN 10 - -static void cpuidle_cpu_output(unsigned int cpu, int verbose) -{ - int idlestates, idlestate; - char *tmp; - - printf(_ ("Analyzing CPU %d:\n"), cpu); - - idlestates = sysfs_get_idlestate_count(cpu); - if (idlestates == 0) { - printf(_("CPU %u: No idle states\n"), cpu); - return; - } else if (idlestates <= 0) { - printf(_("CPU %u: Can't read idle state info\n"), cpu); - return; - } - printf(_("Number of idle states: %d\n"), idlestates); - printf(_("Available idle states:")); - for (idlestate = 0; idlestate < idlestates; idlestate++) { - tmp = sysfs_get_idlestate_name(cpu, idlestate); - if (!tmp) - continue; - printf(" %s", tmp); - free(tmp); - } - printf("\n"); - - if (!verbose) - return; - - for (idlestate = 0; idlestate < idlestates; idlestate++) { - tmp = sysfs_get_idlestate_name(cpu, idlestate); - if (!tmp) - continue; - printf("%s:\n", tmp); - free(tmp); - - tmp = sysfs_get_idlestate_desc(cpu, idlestate); - if (!tmp) - continue; - printf(_("Flags/Description: %s\n"), tmp); - free(tmp); - - printf(_("Latency: %lu\n"), - sysfs_get_idlestate_latency(cpu, idlestate)); - printf(_("Usage: %lu\n"), - sysfs_get_idlestate_usage(cpu, idlestate)); - printf(_("Duration: %llu\n"), - sysfs_get_idlestate_time(cpu, idlestate)); - } - printf("\n"); -} - -static void cpuidle_general_output(void) -{ - char *tmp; - - tmp = sysfs_get_cpuidle_driver(); - if (!tmp) { - printf(_("Could not determine cpuidle driver\n")); - return; - } - - printf(_("CPUidle driver: %s\n"), tmp); - free(tmp); - - tmp = sysfs_get_cpuidle_governor(); - if (!tmp) { - printf(_("Could not determine cpuidle governor\n")); - return; - } - - printf(_("CPUidle governor: %s\n"), tmp); - free(tmp); -} - -static void proc_cpuidle_cpu_output(unsigned int cpu) -{ - long max_allowed_cstate = 2000000000; - int cstates, cstate; - - cstates = sysfs_get_idlestate_count(cpu); - if (cstates == 0) { - /* - * Go on and print same useless info as you'd see with - * cat /proc/acpi/processor/../power - * printf(_("CPU %u: No C-states available\n"), cpu); - * return; - */ - } else if (cstates <= 0) { - printf(_("CPU %u: Can't read C-state info\n"), cpu); - return; - } - /* printf("Cstates: %d\n", cstates); */ - - printf(_("active state: C0\n")); - printf(_("max_cstate: C%u\n"), cstates-1); - printf(_("maximum allowed latency: %lu usec\n"), max_allowed_cstate); - printf(_("states:\t\n")); - for (cstate = 1; cstate < cstates; cstate++) { - printf(_(" C%d: " - "type[C%d] "), cstate, cstate); - printf(_("promotion[--] demotion[--] ")); - printf(_("latency[%03lu] "), - sysfs_get_idlestate_latency(cpu, cstate)); - printf(_("usage[%08lu] "), - sysfs_get_idlestate_usage(cpu, cstate)); - printf(_("duration[%020Lu] \n"), - sysfs_get_idlestate_time(cpu, cstate)); - } -} - -static struct option info_opts[] = { - { .name = "silent", .has_arg = no_argument, .flag = NULL, .val = 's'}, - { .name = "proc", .has_arg = no_argument, .flag = NULL, .val = 'o'}, - { }, -}; - -static inline void cpuidle_exit(int fail) -{ - exit(EXIT_FAILURE); -} - -int cmd_idle_info(int argc, char **argv) -{ - extern char *optarg; - extern int optind, opterr, optopt; - int ret = 0, cont = 1, output_param = 0, verbose = 1; - unsigned int cpu = 0; - - do { - ret = getopt_long(argc, argv, "os", info_opts, NULL); - if (ret == -1) - break; - switch (ret) { - case '?': - output_param = '?'; - cont = 0; - break; - case 's': - verbose = 0; - break; - case -1: - cont = 0; - break; - case 'o': - if (output_param) { - output_param = -1; - cont = 0; - break; - } - output_param = ret; - break; - } - } while (cont); - - switch (output_param) { - case -1: - printf(_("You can't specify more than one " - "output-specific argument\n")); - cpuidle_exit(EXIT_FAILURE); - case '?': - printf(_("invalid or unknown argument\n")); - cpuidle_exit(EXIT_FAILURE); - } - - /* Default is: show output of CPU 0 only */ - if (bitmask_isallclear(cpus_chosen)) - bitmask_setbit(cpus_chosen, 0); - - if (output_param == 0) - cpuidle_general_output(); - - for (cpu = bitmask_first(cpus_chosen); - cpu <= bitmask_last(cpus_chosen); cpu++) { - - if (!bitmask_isbitset(cpus_chosen, cpu) || - cpufreq_cpu_exists(cpu)) - continue; - - switch (output_param) { - - case 'o': - proc_cpuidle_cpu_output(cpu); - break; - case 0: - printf("\n"); - cpuidle_cpu_output(cpu, verbose); - break; - } - } - return EXIT_SUCCESS; -} |