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tools/power turbostat: Expand probe_intel_uncore_frequency()

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Print current frequency along with the current (and initial) limits

Probe and print uncore config also for machines using the new cluster API

Signed-off-by: Len Brown <len.brown@intel.com>
This commit is contained in:
Len Brown 2023-12-20 13:11:05 -05:00
parent 227ed18f45
commit bb6181fa6b
1 changed files with 65 additions and 23 deletions
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88
tools/power/x86/turbostat/turbostat.c
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@ -4581,20 +4581,15 @@ static void dump_sysfs_file(char *path)
static void probe_intel_uncore_frequency(void)
{
int i, j;
char path[128];
char path[256];
if (!genuine_intel)
return;
if (access("/sys/devices/system/cpu/intel_uncore_frequency/package_00_die_00", R_OK))
return;
if (access("/sys/devices/system/cpu/intel_uncore_frequency/package_00_die_00/current_freq_khz", R_OK))
goto probe_cluster;
/* Cluster level sysfs not supported yet. */
if (!access("/sys/devices/system/cpu/intel_uncore_frequency/uncore00", R_OK))
return;
if (!access("/sys/devices/system/cpu/intel_uncore_frequency/package_00_die_00/current_freq_khz", R_OK))
BIC_PRESENT(BIC_UNCORE_MHZ);
BIC_PRESENT(BIC_UNCORE_MHZ);
if (quiet)
return;
@ -4602,26 +4597,73 @@ static void probe_intel_uncore_frequency(void)
for (i = 0; i < topo.num_packages; ++i) {
for (j = 0; j < topo.num_die; ++j) {
int k, l;
char path_base[128];
sprintf(path, "/sys/devices/system/cpu/intel_uncore_frequency/package_0%d_die_0%d/min_freq_khz",
i, j);
k = read_sysfs_int(path);
sprintf(path, "/sys/devices/system/cpu/intel_uncore_frequency/package_0%d_die_0%d/max_freq_khz",
i, j);
l = read_sysfs_int(path);
fprintf(outf, "Uncore Frequency pkg%d die%d: %d - %d MHz ", i, j, k / 1000, l / 1000);
sprintf(path_base, "/sys/devices/system/cpu/intel_uncore_frequency/package_%02d_die_%02d", i,
j);
sprintf(path,
"/sys/devices/system/cpu/intel_uncore_frequency/package_0%d_die_0%d/initial_min_freq_khz",
i, j);
sprintf(path, "%s/min_freq_khz", path_base);
k = read_sysfs_int(path);
sprintf(path,
"/sys/devices/system/cpu/intel_uncore_frequency/package_0%d_die_0%d/initial_max_freq_khz",
i, j);
sprintf(path, "%s/max_freq_khz", path_base);
l = read_sysfs_int(path);
fprintf(outf, "(%d - %d MHz)\n", k / 1000, l / 1000);
fprintf(outf, "Uncore Frequency package%d die%d: %d - %d MHz ", i, j, k / 1000, l / 1000);
sprintf(path, "%s/initial_min_freq_khz", path_base);
k = read_sysfs_int(path);
sprintf(path, "%s/initial_max_freq_khz", path_base);
l = read_sysfs_int(path);
fprintf(outf, "(%d - %d MHz)", k / 1000, l / 1000);
sprintf(path, "%s/current_freq_khz", path_base);
k = read_sysfs_int(path);
fprintf(outf, " %d MHz\n", k / 1000);
}
}
return;
probe_cluster:
if (access("/sys/devices/system/cpu/intel_uncore_frequency/uncore00/current_freq_khz", R_OK))
return;
if (quiet)
return;
for (i = 0;; ++i) {
int k, l;
char path_base[128];
int package_id, domain_id, cluster_id;
sprintf(path_base, "/sys/devices/system/cpu/intel_uncore_frequency/uncore%02d", i);
if (access(path_base, R_OK))
break;
sprintf(path, "%s/package_id", path_base);
package_id = read_sysfs_int(path);
sprintf(path, "%s/domain_id", path_base);
domain_id = read_sysfs_int(path);
sprintf(path, "%s/fabric_cluster_id", path_base);
cluster_id = read_sysfs_int(path);
sprintf(path, "%s/min_freq_khz", path_base);
k = read_sysfs_int(path);
sprintf(path, "%s/max_freq_khz", path_base);
l = read_sysfs_int(path);
fprintf(outf, "Uncore Frequency package%d domain%d cluster%d: %d - %d MHz ", package_id, domain_id,
cluster_id, k / 1000, l / 1000);
sprintf(path, "%s/initial_min_freq_khz", path_base);
k = read_sysfs_int(path);
sprintf(path, "%s/initial_max_freq_khz", path_base);
l = read_sysfs_int(path);
fprintf(outf, "(%d - %d MHz)", k / 1000, l / 1000);
sprintf(path, "%s/current_freq_khz", path_base);
k = read_sysfs_int(path);
fprintf(outf, " %d MHz\n", k / 1000);
}
}
static void probe_graphics(void)